var chartData_5 = [
  { height:  500000 , difficulty:  919550 , date:  "2015-06-02 07:25:35" },
  { height:  500001 , difficulty:  919759 , date:  "2015-06-02 07:26:08" },
  { height:  500002 , difficulty:  920567 , date:  "2015-06-02 07:26:10" },
  { height:  500003 , difficulty:  920902 , date:  "2015-06-02 07:28:26" },
  { height:  500004 , difficulty:  922932 , date:  "2015-06-02 07:32:08" },
  { height:  500005 , difficulty:  923995 , date:  "2015-06-02 07:33:18" },
  { height:  500006 , difficulty:  925496 , date:  "2015-06-02 07:34:14" },
  { height:  500007 , difficulty:  928259 , date:  "2015-06-02 07:34:20" },
  { height:  500008 , difficulty:  930663 , date:  "2015-06-02 07:35:06" },
  { height:  500009 , difficulty:  930633 , date:  "2015-06-02 07:35:41" },
  { height:  500010 , difficulty:  931794 , date:  "2015-06-02 07:36:10" },
  { height:  500011 , difficulty:  932845 , date:  "2015-06-02 07:36:12" },
  { height:  500012 , difficulty:  930214 , date:  "2015-06-02 07:38:39" },
  { height:  500013 , difficulty:  930220 , date:  "2015-06-02 07:40:28" },
  { height:  500014 , difficulty:  936449 , date:  "2015-06-02 07:41:45" },
  { height:  500015 , difficulty:  936631 , date:  "2015-06-02 07:42:13" },
  { height:  500016 , difficulty:  937406 , date:  "2015-06-02 07:42:17" },
  { height:  500017 , difficulty:  936251 , date:  "2015-06-02 07:43:40" },
  { height:  500018 , difficulty:  938882 , date:  "2015-06-02 07:43:47" },
  { height:  500019 , difficulty:  937325 , date:  "2015-06-02 07:44:10" },
  { height:  500020 , difficulty:  930578 , date:  "2015-06-02 07:48:14" },
  { height:  500021 , difficulty:  931722 , date:  "2015-06-02 07:48:17" },
  { height:  500022 , difficulty:  933685 , date:  "2015-06-02 07:48:44" },
  { height:  500023 , difficulty:  935364 , date:  "2015-06-02 07:51:45" },
  { height:  500024 , difficulty:  934127 , date:  "2015-06-02 07:51:50" },
  { height:  500025 , difficulty:  940319 , date:  "2015-06-02 07:54:27" },
  { height:  500026 , difficulty:  939875 , date:  "2015-06-02 07:54:34" },
  { height:  500027 , difficulty:  939951 , date:  "2015-06-02 07:56:23" },
  { height:  500028 , difficulty:  938829 , date:  "2015-06-02 07:56:47" },
  { height:  500029 , difficulty:  938427 , date:  "2015-06-02 07:57:17" },
  { height:  500030 , difficulty:  938124 , date:  "2015-06-02 07:57:21" },
  { height:  500031 , difficulty:  938766 , date:  "2015-06-02 07:58:21" },
  { height:  500032 , difficulty:  935892 , date:  "2015-06-02 07:58:34" },
  { height:  500033 , difficulty:  937282 , date:  "2015-06-02 07:59:04" },
  { height:  500034 , difficulty:  939328 , date:  "2015-06-02 08:00:39" },
  { height:  500035 , difficulty:  935949 , date:  "2015-06-02 08:01:06" },
  { height:  500036 , difficulty:  936735 , date:  "2015-06-02 08:01:20" },
  { height:  500037 , difficulty:  937546 , date:  "2015-06-02 08:01:32" },
  { height:  500038 , difficulty:  933221 , date:  "2015-06-02 08:02:04" },
  { height:  500039 , difficulty:  931294 , date:  "2015-06-02 08:02:43" },
  { height:  500040 , difficulty:  930076 , date:  "2015-06-02 08:03:09" },
  { height:  500041 , difficulty:  930151 , date:  "2015-06-02 08:03:33" },
  { height:  500042 , difficulty:  931010 , date:  "2015-06-02 08:03:41" },
  { height:  500043 , difficulty:  931484 , date:  "2015-06-02 08:04:05" },
  { height:  500044 , difficulty:  930911 , date:  "2015-06-02 08:05:02" },
  { height:  500045 , difficulty:  936187 , date:  "2015-06-02 08:05:04" },
  { height:  500046 , difficulty:  936794 , date:  "2015-06-02 08:05:09" },
  { height:  500047 , difficulty:  934676 , date:  "2015-06-02 08:07:29" },
  { height:  500048 , difficulty:  935058 , date:  "2015-06-02 08:08:51" },
  { height:  500049 , difficulty:  934846 , date:  "2015-06-02 08:08:57" },
  { height:  500050 , difficulty:  936762 , date:  "2015-06-02 08:12:07" },
  { height:  500051 , difficulty:  940602 , date:  "2015-06-02 08:14:16" },
  { height:  500052 , difficulty:  940874 , date:  "2015-06-02 08:14:23" },
  { height:  500053 , difficulty:  941691 , date:  "2015-06-02 08:14:47" },
  { height:  500054 , difficulty:  946034 , date:  "2015-06-02 08:14:51" },
  { height:  500055 , difficulty:  954248 , date:  "2015-06-02 08:15:25" },
  { height:  500056 , difficulty:  954432 , date:  "2015-06-02 08:16:55" },
  { height:  500057 , difficulty:  955501 , date:  "2015-06-02 08:17:17" },
  { height:  500058 , difficulty:  968134 , date:  "2015-06-02 08:17:55" },
  { height:  500059 , difficulty:  968378 , date:  "2015-06-02 08:18:14" },
  { height:  500060 , difficulty:  968726 , date:  "2015-06-02 08:19:01" },
  { height:  500061 , difficulty:  970198 , date:  "2015-06-02 08:20:21" },
  { height:  500062 , difficulty:  969855 , date:  "2015-06-02 08:21:06" },
  { height:  500063 , difficulty:  969929 , date:  "2015-06-02 08:21:50" },
  { height:  500064 , difficulty:  970517 , date:  "2015-06-02 08:23:01" },
  { height:  500065 , difficulty:  970434 , date:  "2015-06-02 08:23:41" },
  { height:  500066 , difficulty:  970426 , date:  "2015-06-02 08:26:45" },
  { height:  500067 , difficulty:  970506 , date:  "2015-06-02 08:27:29" },
  { height:  500068 , difficulty:  973949 , date:  "2015-06-02 08:28:45" },
  { height:  500069 , difficulty:  971920 , date:  "2015-06-02 08:28:50" },
  { height:  500070 , difficulty:  972092 , date:  "2015-06-02 08:30:03" },
  { height:  500071 , difficulty:  975621 , date:  "2015-06-02 08:31:02" },
  { height:  500072 , difficulty:  978266 , date:  "2015-06-02 08:31:41" },
  { height:  500073 , difficulty:  976969 , date:  "2015-06-02 08:33:20" },
  { height:  500074 , difficulty:  978872 , date:  "2015-06-02 08:35:55" },
  { height:  500075 , difficulty:  982341 , date:  "2015-06-02 08:35:58" },
  { height:  500076 , difficulty:  982500 , date:  "2015-06-02 08:36:09" },
  { height:  500077 , difficulty:  982282 , date:  "2015-06-02 08:38:59" },
  { height:  500078 , difficulty:  985682 , date:  "2015-06-02 08:39:20" },
  { height:  500079 , difficulty:  985024 , date:  "2015-06-02 08:42:29" },
  { height:  500080 , difficulty:  979716 , date:  "2015-06-02 08:44:54" },
  { height:  500081 , difficulty:  980842 , date:  "2015-06-02 08:48:23" },
  { height:  500082 , difficulty:  979404 , date:  "2015-06-02 08:48:24" },
  { height:  500083 , difficulty:  982059 , date:  "2015-06-02 08:48:35" },
  { height:  500084 , difficulty:  984548 , date:  "2015-06-02 08:48:47" },
  { height:  500085 , difficulty:  983797 , date:  "2015-06-02 08:49:32" },
  { height:  500086 , difficulty:  988240 , date:  "2015-06-02 08:50:22" },
  { height:  500087 , difficulty:  989280 , date:  "2015-06-02 08:51:09" },
  { height:  500088 , difficulty:  985261 , date:  "2015-06-02 08:51:48" },
  { height:  500089 , difficulty:  985909 , date:  "2015-06-02 08:52:41" },
  { height:  500090 , difficulty:  984090 , date:  "2015-06-02 08:52:44" },
  { height:  500091 , difficulty:  983678 , date:  "2015-06-02 08:52:45" },
  { height:  500092 , difficulty:  984234 , date:  "2015-06-02 08:52:51" },
  { height:  500093 , difficulty:  982053 , date:  "2015-06-02 08:53:32" },
  { height:  500094 , difficulty:  991663 , date:  "2015-06-02 08:57:01" },
  { height:  500095 , difficulty:  991626 , date:  "2015-06-02 08:57:34" },
  { height:  500096 , difficulty:  984802 , date:  "2015-06-02 08:57:38" },
  { height:  500097 , difficulty:  990300 , date:  "2015-06-02 08:58:03" },
  { height:  500098 , difficulty:  993259 , date:  "2015-06-02 08:59:46" },
  { height:  500099 , difficulty:  991739 , date:  "2015-06-02 09:00:08" },
  { height:  500100 , difficulty:  992613 , date:  "2015-06-02 09:00:51" },
  { height:  500101 , difficulty:  988686 , date:  "2015-06-02 09:01:11" },
  { height:  500102 , difficulty:  992093 , date:  "2015-06-02 09:01:23" },
  { height:  500103 , difficulty:  988988 , date:  "2015-06-02 09:01:27" },
  { height:  500104 , difficulty:  993969 , date:  "2015-06-02 09:03:06" },
  { height:  500105 , difficulty:  995901 , date:  "2015-06-02 09:03:20" },
  { height:  500106 , difficulty:  996755 , date:  "2015-06-02 09:05:07" },
  { height:  500107 , difficulty:  996115 , date:  "2015-06-02 09:05:18" },
  { height:  500108 , difficulty:  996015 , date:  "2015-06-02 09:07:44" },
  { height:  500109 , difficulty:  995569 , date:  "2015-06-02 09:10:06" },
  { height:  500110 , difficulty:  993040 , date:  "2015-06-02 09:10:48" },
  { height:  500111 , difficulty:  993701 , date:  "2015-06-02 09:11:13" },
  { height:  500112 , difficulty:  994358 , date:  "2015-06-02 09:11:15" },
  { height:  500113 , difficulty:  997079 , date:  "2015-06-02 09:14:36" },
  { height:  500114 , difficulty:  996365 , date:  "2015-06-02 09:14:39" },
  { height:  500115 , difficulty:  995458 , date:  "2015-06-02 09:14:47" },
  { height:  500116 , difficulty:  995944 , date:  "2015-06-02 09:14:49" },
  { height:  500117 , difficulty:  996554 , date:  "2015-06-02 09:17:10" },
  { height:  500118 , difficulty:  997037 , date:  "2015-06-02 09:17:14" },
  { height:  500119 , difficulty:  996568 , date:  "2015-06-02 09:18:15" },
  { height:  500120 , difficulty:  996352 , date:  "2015-06-02 09:19:47" },
  { height:  500121 , difficulty:  998092 , date:  "2015-06-02 09:21:17" },
  { height:  500122 , difficulty:  1000159 , date:  "2015-06-02 09:23:24" },
  { height:  500123 , difficulty:  996995 , date:  "2015-06-02 09:28:50" },
  { height:  500124 , difficulty:  998259 , date:  "2015-06-02 09:28:51" },
  { height:  500125 , difficulty:  1004428 , date:  "2015-06-02 09:29:03" },
  { height:  500126 , difficulty:  999682 , date:  "2015-06-02 09:29:44" },
  { height:  500127 , difficulty:  1001835 , date:  "2015-06-02 09:30:29" },
  { height:  500128 , difficulty:  1002291 , date:  "2015-06-02 09:30:33" },
  { height:  500129 , difficulty:  1001884 , date:  "2015-06-02 09:30:36" },
  { height:  500130 , difficulty:  1002255 , date:  "2015-06-02 09:31:32" },
  { height:  500131 , difficulty:  1001696 , date:  "2015-06-02 09:34:58" },
  { height:  500132 , difficulty:  1000648 , date:  "2015-06-02 09:36:49" },
  { height:  500133 , difficulty:  1000819 , date:  "2015-06-02 09:36:54" },
  { height:  500134 , difficulty:  1008296 , date:  "2015-06-02 09:37:06" },
  { height:  500135 , difficulty:  1009289 , date:  "2015-06-02 09:39:43" },
  { height:  500136 , difficulty:  1010187 , date:  "2015-06-02 09:39:47" },
  { height:  500137 , difficulty:  1008460 , date:  "2015-06-02 09:40:42" },
  { height:  500138 , difficulty:  1008159 , date:  "2015-06-02 09:40:44" },
  { height:  500139 , difficulty:  1007140 , date:  "2015-06-02 09:41:09" },
  { height:  500140 , difficulty:  1005316 , date:  "2015-06-02 09:41:12" },
  { height:  500141 , difficulty:  1006263 , date:  "2015-06-02 09:41:45" },
  { height:  500142 , difficulty:  1001313 , date:  "2015-06-02 09:41:49" },
  { height:  500143 , difficulty:  1000622 , date:  "2015-06-02 09:41:51" },
  { height:  500144 , difficulty:  999368 , date:  "2015-06-02 09:43:53" },
  { height:  500145 , difficulty:  1001030 , date:  "2015-06-02 09:44:24" },
  { height:  500146 , difficulty:  999322 , date:  "2015-06-02 09:44:59" },
  { height:  500147 , difficulty:  998137 , date:  "2015-06-02 09:45:28" },
  { height:  500148 , difficulty:  997909 , date:  "2015-06-02 09:46:11" },
  { height:  500149 , difficulty:  999638 , date:  "2015-06-02 09:46:25" },
  { height:  500150 , difficulty:  996252 , date:  "2015-06-02 09:46:44" },
  { height:  500151 , difficulty:  997797 , date:  "2015-06-02 09:48:03" },
  { height:  500152 , difficulty:  998111 , date:  "2015-06-02 09:51:52" },
  { height:  500153 , difficulty:  993987 , date:  "2015-06-02 09:53:42" },
  { height:  500154 , difficulty:  993987 , date:  "2015-06-02 09:54:13" },
  { height:  500155 , difficulty:  993489 , date:  "2015-06-02 09:54:25" },
  { height:  500156 , difficulty:  989839 , date:  "2015-06-02 09:55:12" },
  { height:  500157 , difficulty:  986037 , date:  "2015-06-02 09:55:52" },
  { height:  500158 , difficulty:  987966 , date:  "2015-06-02 09:56:31" },
  { height:  500159 , difficulty:  987991 , date:  "2015-06-02 09:58:43" },
  { height:  500160 , difficulty:  990931 , date:  "2015-06-02 09:59:04" },
  { height:  500161 , difficulty:  990645 , date:  "2015-06-02 09:59:49" },
  { height:  500162 , difficulty:  991707 , date:  "2015-06-02 10:00:11" },
  { height:  500163 , difficulty:  994797 , date:  "2015-06-02 10:04:01" },
  { height:  500164 , difficulty:  995107 , date:  "2015-06-02 10:04:07" },
  { height:  500165 , difficulty:  995611 , date:  "2015-06-02 10:05:06" },
  { height:  500166 , difficulty:  997176 , date:  "2015-06-02 10:06:59" },
  { height:  500167 , difficulty:  999279 , date:  "2015-06-02 10:10:05" },
  { height:  500168 , difficulty:  1000760 , date:  "2015-06-02 10:10:09" },
  { height:  500169 , difficulty:  999802 , date:  "2015-06-02 10:11:03" },
  { height:  500170 , difficulty:  998062 , date:  "2015-06-02 10:15:25" },
  { height:  500171 , difficulty:  997832 , date:  "2015-06-02 10:15:29" },
  { height:  500172 , difficulty:  999912 , date:  "2015-06-02 10:15:47" },
  { height:  500173 , difficulty:  1002743 , date:  "2015-06-02 10:17:25" },
  { height:  500174 , difficulty:  1000912 , date:  "2015-06-02 10:17:24" },
  { height:  500175 , difficulty:  1002998 , date:  "2015-06-02 10:18:02" },
  { height:  500176 , difficulty:  1002146 , date:  "2015-06-02 10:20:14" },
  { height:  500177 , difficulty:  1002164 , date:  "2015-06-02 10:20:17" },
  { height:  500178 , difficulty:  1002567 , date:  "2015-06-02 10:21:50" },
  { height:  500179 , difficulty:  1003723 , date:  "2015-06-02 10:21:51" },
  { height:  500180 , difficulty:  1001265 , date:  "2015-06-02 10:23:24" },
  { height:  500181 , difficulty:  1001461 , date:  "2015-06-02 10:23:27" },
  { height:  500182 , difficulty:  1000397 , date:  "2015-06-02 10:30:06" },
  { height:  500183 , difficulty:  1000777 , date:  "2015-06-02 10:31:37" },
  { height:  500184 , difficulty:  1001218 , date:  "2015-06-02 10:34:59" },
  { height:  500185 , difficulty:  998928 , date:  "2015-06-02 10:36:34" },
  { height:  500186 , difficulty:  998171 , date:  "2015-06-02 10:37:04" },
  { height:  500187 , difficulty:  1000259 , date:  "2015-06-02 10:37:28" },
  { height:  500188 , difficulty:  1000689 , date:  "2015-06-02 10:37:30" },
  { height:  500189 , difficulty:  996537 , date:  "2015-06-02 10:39:45" },
  { height:  500190 , difficulty:  1000334 , date:  "2015-06-02 10:39:48" },
  { height:  500191 , difficulty:  1002991 , date:  "2015-06-02 10:40:23" },
  { height:  500192 , difficulty:  1004429 , date:  "2015-06-02 10:41:03" },
  { height:  500193 , difficulty:  1000463 , date:  "2015-06-02 10:42:50" },
  { height:  500194 , difficulty:  1004533 , date:  "2015-06-02 10:42:55" },
  { height:  500195 , difficulty:  1003071 , date:  "2015-06-02 10:43:02" },
  { height:  500196 , difficulty:  1002398 , date:  "2015-06-02 10:43:08" },
  { height:  500197 , difficulty:  1003992 , date:  "2015-06-02 10:43:38" },
  { height:  500198 , difficulty:  1001700 , date:  "2015-06-02 10:43:42" },
  { height:  500199 , difficulty:  998320 , date:  "2015-06-02 10:43:48" },
  { height:  500200 , difficulty:  1002248 , date:  "2015-06-02 10:44:29" },
  { height:  500201 , difficulty:  1003003 , date:  "2015-06-02 10:45:33" },
  { height:  500202 , difficulty:  1002308 , date:  "2015-06-02 10:45:37" },
  { height:  500203 , difficulty:  1001938 , date:  "2015-06-02 10:46:40" },
  { height:  500204 , difficulty:  1003635 , date:  "2015-06-02 10:46:51" },
  { height:  500205 , difficulty:  1004548 , date:  "2015-06-02 10:48:13" },
  { height:  500206 , difficulty:  1003516 , date:  "2015-06-02 10:49:14" },
  { height:  500207 , difficulty:  997510 , date:  "2015-06-02 10:50:13" },
  { height:  500208 , difficulty:  995968 , date:  "2015-06-02 10:51:22" },
  { height:  500209 , difficulty:  999281 , date:  "2015-06-02 10:52:33" },
  { height:  500210 , difficulty:  1003733 , date:  "2015-06-02 10:52:34" },
  { height:  500211 , difficulty:  999245 , date:  "2015-06-02 10:53:46" },
  { height:  500212 , difficulty:  1003105 , date:  "2015-06-02 10:54:28" },
  { height:  500213 , difficulty:  1007084 , date:  "2015-06-02 10:54:53" },
  { height:  500214 , difficulty:  1008305 , date:  "2015-06-02 10:55:11" },
  { height:  500215 , difficulty:  1007917 , date:  "2015-06-02 10:59:36" },
  { height:  500216 , difficulty:  1015774 , date:  "2015-06-02 10:59:42" },
  { height:  500217 , difficulty:  1019183 , date:  "2015-06-02 11:01:15" },
  { height:  500218 , difficulty:  1020470 , date:  "2015-06-02 11:01:19" },
  { height:  500219 , difficulty:  1024448 , date:  "2015-06-02 11:02:35" },
  { height:  500220 , difficulty:  1021066 , date:  "2015-06-02 11:03:04" },
  { height:  500221 , difficulty:  1023741 , date:  "2015-06-02 11:05:16" },
  { height:  500222 , difficulty:  1023760 , date:  "2015-06-02 11:06:15" },
  { height:  500223 , difficulty:  1024682 , date:  "2015-06-02 11:08:10" },
  { height:  500224 , difficulty:  1026419 , date:  "2015-06-02 11:08:13" },
  { height:  500225 , difficulty:  1026376 , date:  "2015-06-02 11:08:17" },
  { height:  500226 , difficulty:  1026684 , date:  "2015-06-02 11:10:45" },
  { height:  500227 , difficulty:  1026307 , date:  "2015-06-02 11:10:55" },
  { height:  500228 , difficulty:  1023662 , date:  "2015-06-02 11:11:18" },
  { height:  500229 , difficulty:  1022798 , date:  "2015-06-02 11:11:29" },
  { height:  500230 , difficulty:  1024585 , date:  "2015-06-02 11:12:25" },
  { height:  500231 , difficulty:  1025926 , date:  "2015-06-02 11:14:22" },
  { height:  500232 , difficulty:  1028207 , date:  "2015-06-02 11:14:24" },
  { height:  500233 , difficulty:  1027327 , date:  "2015-06-02 11:14:36" },
  { height:  500234 , difficulty:  1026451 , date:  "2015-06-02 11:14:55" },
  { height:  500235 , difficulty:  1024281 , date:  "2015-06-02 11:15:12" },
  { height:  500236 , difficulty:  1027107 , date:  "2015-06-02 11:15:19" },
  { height:  500237 , difficulty:  1026006 , date:  "2015-06-02 11:15:56" },
  { height:  500238 , difficulty:  1025884 , date:  "2015-06-02 11:16:08" },
  { height:  500239 , difficulty:  1020546 , date:  "2015-06-02 11:16:13" },
  { height:  500240 , difficulty:  1021874 , date:  "2015-06-02 11:17:34" },
  { height:  500241 , difficulty:  1024075 , date:  "2015-06-02 11:17:38" },
  { height:  500242 , difficulty:  1024155 , date:  "2015-06-02 11:18:56" },
  { height:  500243 , difficulty:  1021828 , date:  "2015-06-02 11:20:03" },
  { height:  500244 , difficulty:  1022527 , date:  "2015-06-02 11:21:16" },
  { height:  500245 , difficulty:  1021267 , date:  "2015-06-02 11:21:52" },
  { height:  500246 , difficulty:  1013980 , date:  "2015-06-02 11:22:46" },
  { height:  500247 , difficulty:  1019301 , date:  "2015-06-02 11:23:33" },
  { height:  500248 , difficulty:  1019514 , date:  "2015-06-02 11:23:35" },
  { height:  500249 , difficulty:  1017985 , date:  "2015-06-02 11:25:52" },
  { height:  500250 , difficulty:  1019370 , date:  "2015-06-02 11:26:09" },
  { height:  500251 , difficulty:  1020443 , date:  "2015-06-02 11:26:32" },
  { height:  500252 , difficulty:  1017758 , date:  "2015-06-02 11:27:47" },
  { height:  500253 , difficulty:  1019645 , date:  "2015-06-02 11:27:49" },
  { height:  500254 , difficulty:  1017845 , date:  "2015-06-02 11:29:01" },
  { height:  500255 , difficulty:  1024396 , date:  "2015-06-02 11:30:49" },
  { height:  500256 , difficulty:  1022951 , date:  "2015-06-02 11:31:02" },
  { height:  500257 , difficulty:  1025547 , date:  "2015-06-02 11:31:49" },
  { height:  500258 , difficulty:  1013843 , date:  "2015-06-02 11:32:44" },
  { height:  500259 , difficulty:  1011709 , date:  "2015-06-02 11:32:55" },
  { height:  500260 , difficulty:  1007635 , date:  "2015-06-02 11:32:57" },
  { height:  500261 , difficulty:  1007514 , date:  "2015-06-02 11:32:57" },
  { height:  500262 , difficulty:  1007730 , date:  "2015-06-02 11:33:09" },
  { height:  500263 , difficulty:  1013498 , date:  "2015-06-02 11:37:11" },
  { height:  500264 , difficulty:  1014562 , date:  "2015-06-02 11:38:14" },
  { height:  500265 , difficulty:  1017194 , date:  "2015-06-02 11:38:19" },
  { height:  500266 , difficulty:  1017603 , date:  "2015-06-02 11:39:17" },
  { height:  500267 , difficulty:  1018546 , date:  "2015-06-02 11:39:19" },
  { height:  500268 , difficulty:  1019082 , date:  "2015-06-02 11:39:26" },
  { height:  500269 , difficulty:  1017709 , date:  "2015-06-02 11:39:35" },
  { height:  500270 , difficulty:  1018148 , date:  "2015-06-02 11:39:56" },
  { height:  500271 , difficulty:  1020387 , date:  "2015-06-02 11:42:23" },
  { height:  500272 , difficulty:  1022249 , date:  "2015-06-02 11:42:53" },
  { height:  500273 , difficulty:  1021699 , date:  "2015-06-02 11:43:28" },
  { height:  500274 , difficulty:  1030755 , date:  "2015-06-02 11:43:55" },
  { height:  500275 , difficulty:  1032295 , date:  "2015-06-02 11:44:54" },
  { height:  500276 , difficulty:  1032193 , date:  "2015-06-02 11:45:15" },
  { height:  500277 , difficulty:  1031124 , date:  "2015-06-02 11:48:57" },
  { height:  500278 , difficulty:  1033189 , date:  "2015-06-02 11:48:59" },
  { height:  500279 , difficulty:  1035488 , date:  "2015-06-02 11:49:07" },
  { height:  500280 , difficulty:  1036001 , date:  "2015-06-02 11:49:41" },
  { height:  500281 , difficulty:  1034531 , date:  "2015-06-02 11:49:34" },
  { height:  500282 , difficulty:  1033842 , date:  "2015-06-02 11:50:13" },
  { height:  500283 , difficulty:  1035480 , date:  "2015-06-02 11:51:14" },
  { height:  500284 , difficulty:  1034744 , date:  "2015-06-02 11:53:29" },
  { height:  500285 , difficulty:  1044926 , date:  "2015-06-02 11:53:34" },
  { height:  500286 , difficulty:  1047509 , date:  "2015-06-02 11:53:49" },
  { height:  500287 , difficulty:  1047627 , date:  "2015-06-02 11:55:17" },
  { height:  500288 , difficulty:  1046618 , date:  "2015-06-02 11:55:19" },
  { height:  500289 , difficulty:  1046555 , date:  "2015-06-02 11:55:44" },
  { height:  500290 , difficulty:  1049922 , date:  "2015-06-02 11:55:54" },
  { height:  500291 , difficulty:  1041544 , date:  "2015-06-02 12:01:09" },
  { height:  500292 , difficulty:  1045684 , date:  "2015-06-02 12:01:13" },
  { height:  500293 , difficulty:  1043601 , date:  "2015-06-02 12:03:08" },
  { height:  500294 , difficulty:  1045079 , date:  "2015-06-02 12:05:47" },
  { height:  500295 , difficulty:  1043833 , date:  "2015-06-02 12:06:51" },
  { height:  500296 , difficulty:  1046209 , date:  "2015-06-02 12:07:34" },
  { height:  500297 , difficulty:  1043344 , date:  "2015-06-02 12:09:06" },
  { height:  500298 , difficulty:  1041935 , date:  "2015-06-02 12:09:42" },
  { height:  500299 , difficulty:  1041941 , date:  "2015-06-02 12:09:20" },
  { height:  500300 , difficulty:  1043589 , date:  "2015-06-02 12:11:19" },
  { height:  500301 , difficulty:  1051204 , date:  "2015-06-02 12:15:45" },
  { height:  500302 , difficulty:  1046855 , date:  "2015-06-02 12:16:34" },
  { height:  500303 , difficulty:  1049207 , date:  "2015-06-02 12:17:33" },
  { height:  500304 , difficulty:  1049803 , date:  "2015-06-02 12:18:06" },
  { height:  500305 , difficulty:  1049934 , date:  "2015-06-02 12:18:10" },
  { height:  500306 , difficulty:  1049372 , date:  "2015-06-02 12:19:04" },
  { height:  500307 , difficulty:  1046039 , date:  "2015-06-02 12:20:10" },
  { height:  500308 , difficulty:  1046382 , date:  "2015-06-02 12:20:56" },
  { height:  500309 , difficulty:  1047942 , date:  "2015-06-02 12:22:09" },
  { height:  500310 , difficulty:  1047818 , date:  "2015-06-02 12:22:13" },
  { height:  500311 , difficulty:  1047691 , date:  "2015-06-02 12:22:24" },
  { height:  500312 , difficulty:  1048959 , date:  "2015-06-02 12:22:43" },
  { height:  500313 , difficulty:  1051286 , date:  "2015-06-02 12:23:42" },
  { height:  500314 , difficulty:  1051292 , date:  "2015-06-02 12:24:43" },
  { height:  500315 , difficulty:  1054244 , date:  "2015-06-02 12:25:07" },
  { height:  500316 , difficulty:  1053505 , date:  "2015-06-02 12:26:48" },
  { height:  500317 , difficulty:  1055776 , date:  "2015-06-02 12:27:45" },
  { height:  500318 , difficulty:  1053710 , date:  "2015-06-02 12:27:50" },
  { height:  500319 , difficulty:  1051885 , date:  "2015-06-02 12:29:59" },
  { height:  500320 , difficulty:  1051922 , date:  "2015-06-02 12:31:00" },
  { height:  500321 , difficulty:  1051757 , date:  "2015-06-02 12:31:17" },
  { height:  500322 , difficulty:  1050452 , date:  "2015-06-02 12:31:26" },
  { height:  500323 , difficulty:  1052010 , date:  "2015-06-02 12:32:13" },
  { height:  500324 , difficulty:  1052508 , date:  "2015-06-02 12:33:27" },
  { height:  500325 , difficulty:  1050124 , date:  "2015-06-02 12:33:55" },
  { height:  500326 , difficulty:  1050321 , date:  "2015-06-02 12:34:37" },
  { height:  500327 , difficulty:  1052437 , date:  "2015-06-02 12:34:43" },
  { height:  500328 , difficulty:  1050420 , date:  "2015-06-02 12:35:34" },
  { height:  500329 , difficulty:  1051973 , date:  "2015-06-02 12:35:38" },
  { height:  500330 , difficulty:  1055318 , date:  "2015-06-02 12:37:59" },
  { height:  500331 , difficulty:  1052317 , date:  "2015-06-02 12:38:18" },
  { height:  500332 , difficulty:  1054151 , date:  "2015-06-02 12:38:33" },
  { height:  500333 , difficulty:  1055297 , date:  "2015-06-02 12:42:15" },
  { height:  500334 , difficulty:  1054064 , date:  "2015-06-02 12:43:46" },
  { height:  500335 , difficulty:  1054880 , date:  "2015-06-02 12:44:57" },
  { height:  500336 , difficulty:  1055361 , date:  "2015-06-02 12:45:30" },
  { height:  500337 , difficulty:  1055744 , date:  "2015-06-02 12:45:31" },
  { height:  500338 , difficulty:  1056754 , date:  "2015-06-02 12:45:51" },
  { height:  500339 , difficulty:  1049195 , date:  "2015-06-02 12:47:15" },
  { height:  500340 , difficulty:  1050573 , date:  "2015-06-02 12:47:38" },
  { height:  500341 , difficulty:  1054142 , date:  "2015-06-02 12:48:00" },
  { height:  500342 , difficulty:  1053091 , date:  "2015-06-02 12:48:16" },
  { height:  500343 , difficulty:  1053923 , date:  "2015-06-02 12:52:23" },
  { height:  500344 , difficulty:  1054458 , date:  "2015-06-02 12:52:27" },
  { height:  500345 , difficulty:  1056117 , date:  "2015-06-02 12:55:53" },
  { height:  500346 , difficulty:  1055856 , date:  "2015-06-02 12:55:54" },
  { height:  500347 , difficulty:  1054042 , date:  "2015-06-02 12:58:26" },
  { height:  500348 , difficulty:  1056826 , date:  "2015-06-02 12:58:28" },
  { height:  500349 , difficulty:  1056398 , date:  "2015-06-02 12:58:54" },
  { height:  500350 , difficulty:  1055930 , date:  "2015-06-02 13:00:15" },
  { height:  500351 , difficulty:  1054673 , date:  "2015-06-02 13:00:13" },
  { height:  500352 , difficulty:  1058040 , date:  "2015-06-02 13:03:40" },
  { height:  500353 , difficulty:  1051310 , date:  "2015-06-02 13:06:39" },
  { height:  500354 , difficulty:  1053210 , date:  "2015-06-02 13:09:24" },
  { height:  500355 , difficulty:  1053676 , date:  "2015-06-02 13:10:42" },
  { height:  500356 , difficulty:  1058037 , date:  "2015-06-02 13:10:45" },
  { height:  500357 , difficulty:  1058369 , date:  "2015-06-02 13:11:06" },
  { height:  500358 , difficulty:  1057806 , date:  "2015-06-02 13:13:13" },
  { height:  500359 , difficulty:  1057909 , date:  "2015-06-02 13:13:13" },
  { height:  500360 , difficulty:  1054517 , date:  "2015-06-02 13:14:36" },
  { height:  500361 , difficulty:  1055312 , date:  "2015-06-02 13:15:22" },
  { height:  500362 , difficulty:  1055424 , date:  "2015-06-02 13:16:11" },
  { height:  500363 , difficulty:  1054841 , date:  "2015-06-02 13:17:12" },
  { height:  500364 , difficulty:  1055338 , date:  "2015-06-02 13:17:18" },
  { height:  500365 , difficulty:  1055437 , date:  "2015-06-02 13:18:01" },
  { height:  500366 , difficulty:  1056793 , date:  "2015-06-02 13:19:06" },
  { height:  500367 , difficulty:  1048462 , date:  "2015-06-02 13:19:43" },
  { height:  500368 , difficulty:  1049686 , date:  "2015-06-02 13:20:05" },
  { height:  500369 , difficulty:  1046889 , date:  "2015-06-02 13:20:27" },
  { height:  500370 , difficulty:  1043855 , date:  "2015-06-02 13:24:26" },
  { height:  500371 , difficulty:  1042367 , date:  "2015-06-02 13:25:27" },
  { height:  500372 , difficulty:  1042824 , date:  "2015-06-02 13:25:51" },
  { height:  500373 , difficulty:  1043498 , date:  "2015-06-02 13:28:06" },
  { height:  500374 , difficulty:  1047668 , date:  "2015-06-02 13:28:38" },
  { height:  500375 , difficulty:  1049083 , date:  "2015-06-02 13:29:44" },
  { height:  500376 , difficulty:  1049308 , date:  "2015-06-02 13:30:07" },
  { height:  500377 , difficulty:  1041346 , date:  "2015-06-02 13:30:09" },
  { height:  500378 , difficulty:  1042121 , date:  "2015-06-02 13:30:54" },
  { height:  500379 , difficulty:  1042325 , date:  "2015-06-02 13:32:00" },
  { height:  500380 , difficulty:  1042499 , date:  "2015-06-02 13:33:06" },
  { height:  500381 , difficulty:  1042865 , date:  "2015-06-02 13:33:31" },
  { height:  500382 , difficulty:  1048063 , date:  "2015-06-02 13:34:52" },
  { height:  500383 , difficulty:  1047198 , date:  "2015-06-02 13:36:10" },
  { height:  500384 , difficulty:  1046239 , date:  "2015-06-02 13:39:09" },
  { height:  500385 , difficulty:  1045985 , date:  "2015-06-02 13:39:10" },
  { height:  500386 , difficulty:  1046307 , date:  "2015-06-02 13:40:25" },
  { height:  500387 , difficulty:  1046362 , date:  "2015-06-02 13:40:32" },
  { height:  500388 , difficulty:  1049980 , date:  "2015-06-02 13:41:24" },
  { height:  500389 , difficulty:  1048530 , date:  "2015-06-02 13:41:57" },
  { height:  500390 , difficulty:  1048816 , date:  "2015-06-02 13:43:26" },
  { height:  500391 , difficulty:  1048653 , date:  "2015-06-02 13:44:16" },
  { height:  500392 , difficulty:  1050965 , date:  "2015-06-02 13:44:48" },
  { height:  500393 , difficulty:  1049667 , date:  "2015-06-02 13:44:54" },
  { height:  500394 , difficulty:  1050584 , date:  "2015-06-02 13:45:03" },
  { height:  500395 , difficulty:  1048380 , date:  "2015-06-02 13:45:17" },
  { height:  500396 , difficulty:  1047210 , date:  "2015-06-02 13:45:36" },
  { height:  500397 , difficulty:  1047670 , date:  "2015-06-02 13:45:38" },
  { height:  500398 , difficulty:  1047903 , date:  "2015-06-02 13:45:53" },
  { height:  500399 , difficulty:  1047980 , date:  "2015-06-02 13:51:48" },
  { height:  500400 , difficulty:  1048596 , date:  "2015-06-02 13:52:27" },
  { height:  500401 , difficulty:  1049368 , date:  "2015-06-02 13:52:28" },
  { height:  500402 , difficulty:  1048952 , date:  "2015-06-02 13:53:36" },
  { height:  500403 , difficulty:  1055460 , date:  "2015-06-02 13:55:29" },
  { height:  500404 , difficulty:  1054199 , date:  "2015-06-02 13:57:33" },
  { height:  500405 , difficulty:  1055558 , date:  "2015-06-02 13:57:36" },
  { height:  500406 , difficulty:  1053506 , date:  "2015-06-02 13:59:21" },
  { height:  500407 , difficulty:  1053354 , date:  "2015-06-02 13:59:59" },
  { height:  500408 , difficulty:  1055143 , date:  "2015-06-02 14:00:02" },
  { height:  500409 , difficulty:  1049919 , date:  "2015-06-02 14:01:17" },
  { height:  500410 , difficulty:  1048624 , date:  "2015-06-02 14:01:50" },
  { height:  500411 , difficulty:  1047525 , date:  "2015-06-02 14:02:13" },
  { height:  500412 , difficulty:  1052295 , date:  "2015-06-02 14:05:51" },
  { height:  500413 , difficulty:  1052747 , date:  "2015-06-02 14:05:53" },
  { height:  500414 , difficulty:  1052846 , date:  "2015-06-02 14:05:57" },
  { height:  500415 , difficulty:  1052895 , date:  "2015-06-02 14:06:02" },
  { height:  500416 , difficulty:  1054139 , date:  "2015-06-02 14:06:38" },
  { height:  500417 , difficulty:  1055749 , date:  "2015-06-02 14:06:58" },
  { height:  500418 , difficulty:  1055844 , date:  "2015-06-02 14:07:25" },
  { height:  500419 , difficulty:  1048446 , date:  "2015-06-02 14:08:39" },
  { height:  500420 , difficulty:  1049686 , date:  "2015-06-02 14:11:25" },
  { height:  500421 , difficulty:  1046451 , date:  "2015-06-02 14:13:02" },
  { height:  500422 , difficulty:  1047908 , date:  "2015-06-02 14:13:03" },
  { height:  500423 , difficulty:  1048345 , date:  "2015-06-02 14:13:07" },
  { height:  500424 , difficulty:  1048824 , date:  "2015-06-02 14:13:09" },
  { height:  500425 , difficulty:  1048602 , date:  "2015-06-02 14:13:26" },
  { height:  500426 , difficulty:  1046574 , date:  "2015-06-02 14:14:08" },
  { height:  500427 , difficulty:  1047326 , date:  "2015-06-02 14:15:28" },
  { height:  500428 , difficulty:  1043761 , date:  "2015-06-02 14:15:34" },
  { height:  500429 , difficulty:  1043182 , date:  "2015-06-02 14:19:37" },
  { height:  500430 , difficulty:  1038428 , date:  "2015-06-02 14:19:43" },
  { height:  500431 , difficulty:  1038296 , date:  "2015-06-02 14:19:48" },
  { height:  500432 , difficulty:  1040261 , date:  "2015-06-02 14:22:55" },
  { height:  500433 , difficulty:  1040125 , date:  "2015-06-02 14:23:19" },
  { height:  500434 , difficulty:  1044864 , date:  "2015-06-02 14:24:09" },
  { height:  500435 , difficulty:  1045637 , date:  "2015-06-02 14:24:13" },
  { height:  500436 , difficulty:  1043516 , date:  "2015-06-02 14:27:30" },
  { height:  500437 , difficulty:  1042932 , date:  "2015-06-02 14:28:03" },
  { height:  500438 , difficulty:  1041868 , date:  "2015-06-02 14:29:45" },
  { height:  500439 , difficulty:  1044305 , date:  "2015-06-02 14:30:51" },
  { height:  500440 , difficulty:  1044492 , date:  "2015-06-02 14:30:57" },
  { height:  500441 , difficulty:  1044456 , date:  "2015-06-02 14:31:12" },
  { height:  500442 , difficulty:  1044012 , date:  "2015-06-02 14:33:50" },
  { height:  500443 , difficulty:  1043243 , date:  "2015-06-02 14:35:48" },
  { height:  500444 , difficulty:  1046452 , date:  "2015-06-02 14:37:46" },
  { height:  500445 , difficulty:  1046114 , date:  "2015-06-02 14:39:48" },
  { height:  500446 , difficulty:  1042794 , date:  "2015-06-02 14:40:53" },
  { height:  500447 , difficulty:  1043408 , date:  "2015-06-02 14:41:00" },
  { height:  500448 , difficulty:  1047157 , date:  "2015-06-02 14:41:12" },
  { height:  500449 , difficulty:  1044991 , date:  "2015-06-02 14:41:43" },
  { height:  500450 , difficulty:  1044437 , date:  "2015-06-02 14:41:45" },
  { height:  500451 , difficulty:  1043726 , date:  "2015-06-02 14:43:22" },
  { height:  500452 , difficulty:  1043458 , date:  "2015-06-02 14:44:04" },
  { height:  500453 , difficulty:  1045171 , date:  "2015-06-02 14:46:51" },
  { height:  500454 , difficulty:  1044795 , date:  "2015-06-02 14:48:31" },
  { height:  500455 , difficulty:  1043484 , date:  "2015-06-02 14:48:41" },
  { height:  500456 , difficulty:  1042548 , date:  "2015-06-02 14:49:28" },
  { height:  500457 , difficulty:  1042172 , date:  "2015-06-02 14:49:31" },
  { height:  500458 , difficulty:  1040140 , date:  "2015-06-02 14:50:50" },
  { height:  500459 , difficulty:  1038359 , date:  "2015-06-02 14:51:53" },
  { height:  500460 , difficulty:  1033614 , date:  "2015-06-02 14:52:23" },
  { height:  500461 , difficulty:  1035548 , date:  "2015-06-02 14:53:28" },
  { height:  500462 , difficulty:  1033657 , date:  "2015-06-02 14:53:56" },
  { height:  500463 , difficulty:  1034233 , date:  "2015-06-02 14:54:35" },
  { height:  500464 , difficulty:  1034969 , date:  "2015-06-02 14:55:31" },
  { height:  500465 , difficulty:  1039265 , date:  "2015-06-02 14:55:41" },
  { height:  500466 , difficulty:  1040067 , date:  "2015-06-02 14:55:53" },
  { height:  500467 , difficulty:  1039541 , date:  "2015-06-02 14:55:58" },
  { height:  500468 , difficulty:  1039026 , date:  "2015-06-02 14:56:19" },
  { height:  500469 , difficulty:  1039309 , date:  "2015-06-02 14:56:36" },
  { height:  500470 , difficulty:  1040204 , date:  "2015-06-02 15:00:24" },
  { height:  500471 , difficulty:  1040480 , date:  "2015-06-02 15:01:45" },
  { height:  500472 , difficulty:  1041525 , date:  "2015-06-02 15:02:25" },
  { height:  500473 , difficulty:  1045986 , date:  "2015-06-02 15:02:35" },
  { height:  500474 , difficulty:  1047040 , date:  "2015-06-02 15:02:41" },
  { height:  500475 , difficulty:  1036685 , date:  "2015-06-02 15:02:41" },
  { height:  500476 , difficulty:  1040084 , date:  "2015-06-02 15:03:37" },
  { height:  500477 , difficulty:  1043102 , date:  "2015-06-02 15:05:07" },
  { height:  500478 , difficulty:  1042136 , date:  "2015-06-02 15:05:45" },
  { height:  500479 , difficulty:  1039926 , date:  "2015-06-02 15:07:29" },
  { height:  500480 , difficulty:  1037356 , date:  "2015-06-02 15:07:31" },
  { height:  500481 , difficulty:  1039325 , date:  "2015-06-02 15:07:46" },
  { height:  500482 , difficulty:  1037642 , date:  "2015-06-02 15:08:48" },
  { height:  500483 , difficulty:  1036939 , date:  "2015-06-02 15:08:51" },
  { height:  500484 , difficulty:  1037399 , date:  "2015-06-02 15:11:06" },
  { height:  500485 , difficulty:  1035624 , date:  "2015-06-02 15:11:08" },
  { height:  500486 , difficulty:  1035252 , date:  "2015-06-02 15:12:11" },
  { height:  500487 , difficulty:  1039423 , date:  "2015-06-02 15:14:36" },
  { height:  500488 , difficulty:  1033459 , date:  "2015-06-02 15:14:42" },
  { height:  500489 , difficulty:  1034585 , date:  "2015-06-02 15:22:05" },
  { height:  500490 , difficulty:  1036382 , date:  "2015-06-02 15:22:11" },
  { height:  500491 , difficulty:  1037668 , date:  "2015-06-02 15:23:26" },
  { height:  500492 , difficulty:  1036976 , date:  "2015-06-02 15:23:27" },
  { height:  500493 , difficulty:  1045299 , date:  "2015-06-02 15:23:49" },
  { height:  500494 , difficulty:  1044828 , date:  "2015-06-02 15:24:42" },
  { height:  500495 , difficulty:  1043820 , date:  "2015-06-02 15:25:54" },
  { height:  500496 , difficulty:  1039933 , date:  "2015-06-02 15:26:12" },
  { height:  500497 , difficulty:  1037687 , date:  "2015-06-02 15:26:19" },
  { height:  500498 , difficulty:  1039525 , date:  "2015-06-02 15:27:06" },
  { height:  500499 , difficulty:  1047722 , date:  "2015-06-02 15:27:09" },
  { height:  500500 , difficulty:  1051744 , date:  "2015-06-02 15:30:07" },
  { height:  500501 , difficulty:  1052999 , date:  "2015-06-02 15:30:42" },
  { height:  500502 , difficulty:  1054504 , date:  "2015-06-02 15:30:56" },
  { height:  500503 , difficulty:  1053656 , date:  "2015-06-02 15:31:16" },
  { height:  500504 , difficulty:  1054083 , date:  "2015-06-02 15:32:14" },
  { height:  500505 , difficulty:  1046868 , date:  "2015-06-02 15:33:04" },
  { height:  500506 , difficulty:  1048355 , date:  "2015-06-02 15:33:08" },
  { height:  500507 , difficulty:  1049661 , date:  "2015-06-02 15:34:14" },
  { height:  500508 , difficulty:  1045208 , date:  "2015-06-02 15:35:20" },
  { height:  500509 , difficulty:  1045057 , date:  "2015-06-02 15:35:52" },
  { height:  500510 , difficulty:  1045359 , date:  "2015-06-02 15:36:58" },
  { height:  500511 , difficulty:  1046770 , date:  "2015-06-02 15:37:42" },
  { height:  500512 , difficulty:  1044409 , date:  "2015-06-02 15:38:29" },
  { height:  500513 , difficulty:  1043683 , date:  "2015-06-02 15:40:00" },
  { height:  500514 , difficulty:  1041151 , date:  "2015-06-02 15:40:03" },
  { height:  500515 , difficulty:  1046264 , date:  "2015-06-02 15:42:30" },
  { height:  500516 , difficulty:  1050675 , date:  "2015-06-02 15:42:43" },
  { height:  500517 , difficulty:  1050937 , date:  "2015-06-02 15:43:35" },
  { height:  500518 , difficulty:  1046457 , date:  "2015-06-02 15:44:23" },
  { height:  500519 , difficulty:  1043669 , date:  "2015-06-02 15:51:33" },
  { height:  500520 , difficulty:  1044667 , date:  "2015-06-02 15:51:48" },
  { height:  500521 , difficulty:  1042324 , date:  "2015-06-02 15:53:28" },
  { height:  500522 , difficulty:  1041272 , date:  "2015-06-02 15:54:20" },
  { height:  500523 , difficulty:  1041993 , date:  "2015-06-02 15:54:26" },
  { height:  500524 , difficulty:  1042238 , date:  "2015-06-02 15:54:54" },
  { height:  500525 , difficulty:  1044379 , date:  "2015-06-02 15:55:42" },
  { height:  500526 , difficulty:  1044801 , date:  "2015-06-02 15:57:44" },
  { height:  500527 , difficulty:  1042224 , date:  "2015-06-02 15:57:48" },
  { height:  500528 , difficulty:  1045639 , date:  "2015-06-02 15:59:43" },
  { height:  500529 , difficulty:  1040954 , date:  "2015-06-02 15:59:45" },
  { height:  500530 , difficulty:  1042217 , date:  "2015-06-02 16:06:02" },
  { height:  500531 , difficulty:  1042289 , date:  "2015-06-02 16:06:07" },
  { height:  500532 , difficulty:  1041660 , date:  "2015-06-02 16:06:15" },
  { height:  500533 , difficulty:  1043033 , date:  "2015-06-02 16:06:47" },
  { height:  500534 , difficulty:  1041107 , date:  "2015-06-02 16:08:44" },
  { height:  500535 , difficulty:  1040243 , date:  "2015-06-02 16:09:27" },
  { height:  500536 , difficulty:  1040433 , date:  "2015-06-02 16:11:58" },
  { height:  500537 , difficulty:  1038810 , date:  "2015-06-02 16:13:14" },
  { height:  500538 , difficulty:  1039152 , date:  "2015-06-02 16:13:52" },
  { height:  500539 , difficulty:  1040069 , date:  "2015-06-02 16:17:54" },
  { height:  500540 , difficulty:  1044282 , date:  "2015-06-02 16:18:33" },
  { height:  500541 , difficulty:  1044323 , date:  "2015-06-02 16:19:15" },
  { height:  500542 , difficulty:  1047586 , date:  "2015-06-02 16:20:37" },
  { height:  500543 , difficulty:  1048370 , date:  "2015-06-02 16:21:03" },
  { height:  500544 , difficulty:  1050354 , date:  "2015-06-02 16:21:19" },
  { height:  500545 , difficulty:  1052122 , date:  "2015-06-02 16:21:51" },
  { height:  500546 , difficulty:  1050333 , date:  "2015-06-02 16:21:51" },
  { height:  500547 , difficulty:  1050368 , date:  "2015-06-02 16:23:21" },
  { height:  500548 , difficulty:  1049509 , date:  "2015-06-02 16:23:23" },
  { height:  500549 , difficulty:  1050267 , date:  "2015-06-02 16:24:46" },
  { height:  500550 , difficulty:  1051584 , date:  "2015-06-02 16:25:15" },
  { height:  500551 , difficulty:  1053691 , date:  "2015-06-02 16:29:27" },
  { height:  500552 , difficulty:  1054790 , date:  "2015-06-02 16:29:33" },
  { height:  500553 , difficulty:  1056681 , date:  "2015-06-02 16:31:15" },
  { height:  500554 , difficulty:  1056230 , date:  "2015-06-02 16:36:07" },
  { height:  500555 , difficulty:  1055775 , date:  "2015-06-02 16:37:39" },
  { height:  500556 , difficulty:  1068260 , date:  "2015-06-02 16:41:28" },
  { height:  500557 , difficulty:  1069355 , date:  "2015-06-02 16:41:35" },
  { height:  500558 , difficulty:  1069108 , date:  "2015-06-02 16:44:34" },
  { height:  500559 , difficulty:  1070104 , date:  "2015-06-02 16:45:50" },
  { height:  500560 , difficulty:  1066598 , date:  "2015-06-02 16:46:06" },
  { height:  500561 , difficulty:  1066817 , date:  "2015-06-02 16:48:34" },
  { height:  500562 , difficulty:  1066649 , date:  "2015-06-02 16:48:47" },
  { height:  500563 , difficulty:  1062947 , date:  "2015-06-02 16:50:32" },
  { height:  500564 , difficulty:  1064988 , date:  "2015-06-02 16:51:27" },
  { height:  500565 , difficulty:  1052565 , date:  "2015-06-02 16:51:39" },
  { height:  500566 , difficulty:  1054171 , date:  "2015-06-02 16:54:35" },
  { height:  500567 , difficulty:  1052219 , date:  "2015-06-02 16:55:11" },
  { height:  500568 , difficulty:  1052921 , date:  "2015-06-02 16:58:23" },
  { height:  500569 , difficulty:  1060316 , date:  "2015-06-02 16:58:25" },
  { height:  500570 , difficulty:  1059984 , date:  "2015-06-02 16:59:25" },
  { height:  500571 , difficulty:  1058464 , date:  "2015-06-02 17:01:37" },
  { height:  500572 , difficulty:  1060345 , date:  "2015-06-02 17:01:43" },
  { height:  500573 , difficulty:  1062383 , date:  "2015-06-02 17:02:32" },
  { height:  500574 , difficulty:  1061350 , date:  "2015-06-02 17:02:51" },
  { height:  500575 , difficulty:  1061595 , date:  "2015-06-02 17:04:16" },
  { height:  500576 , difficulty:  1057063 , date:  "2015-06-02 17:07:30" },
  { height:  500577 , difficulty:  1059465 , date:  "2015-06-02 17:08:36" },
  { height:  500578 , difficulty:  1060755 , date:  "2015-06-02 17:09:21" },
  { height:  500579 , difficulty:  1061002 , date:  "2015-06-02 17:10:07" },
  { height:  500580 , difficulty:  1061406 , date:  "2015-06-02 17:10:54" },
  { height:  500581 , difficulty:  1060605 , date:  "2015-06-02 17:11:49" },
  { height:  500582 , difficulty:  1062816 , date:  "2015-06-02 17:12:08" },
  { height:  500583 , difficulty:  1061106 , date:  "2015-06-02 17:14:00" },
  { height:  500584 , difficulty:  1060236 , date:  "2015-06-02 17:18:24" },
  { height:  500585 , difficulty:  1059680 , date:  "2015-06-02 17:18:26" },
  { height:  500586 , difficulty:  1065174 , date:  "2015-06-02 17:19:42" },
  { height:  500587 , difficulty:  1064176 , date:  "2015-06-02 17:22:47" },
  { height:  500588 , difficulty:  1063211 , date:  "2015-06-02 17:22:49" },
  { height:  500589 , difficulty:  1069341 , date:  "2015-06-02 17:23:15" },
  { height:  500590 , difficulty:  1069498 , date:  "2015-06-02 17:23:30" },
  { height:  500591 , difficulty:  1065561 , date:  "2015-06-02 17:27:10" },
  { height:  500592 , difficulty:  1069196 , date:  "2015-06-02 17:29:26" },
  { height:  500593 , difficulty:  1067927 , date:  "2015-06-02 17:31:07" },
  { height:  500594 , difficulty:  1068995 , date:  "2015-06-02 17:31:11" },
  { height:  500595 , difficulty:  1058312 , date:  "2015-06-02 17:32:26" },
  { height:  500596 , difficulty:  1058245 , date:  "2015-06-02 17:32:50" },
  { height:  500597 , difficulty:  1059942 , date:  "2015-06-02 17:32:55" },
  { height:  500598 , difficulty:  1058591 , date:  "2015-06-02 17:33:59" },
  { height:  500599 , difficulty:  1059571 , date:  "2015-06-02 17:34:26" },
  { height:  500600 , difficulty:  1058998 , date:  "2015-06-02 17:34:43" },
  { height:  500601 , difficulty:  1059198 , date:  "2015-06-02 17:35:11" },
  { height:  500602 , difficulty:  1057010 , date:  "2015-06-02 17:36:01" },
  { height:  500603 , difficulty:  1058941 , date:  "2015-06-02 17:36:06" },
  { height:  500604 , difficulty:  1056942 , date:  "2015-06-02 17:37:20" },
  { height:  500605 , difficulty:  1057970 , date:  "2015-06-02 17:37:22" },
  { height:  500606 , difficulty:  1046947 , date:  "2015-06-02 17:37:38" },
  { height:  500607 , difficulty:  1047082 , date:  "2015-06-02 17:39:05" },
  { height:  500608 , difficulty:  1047303 , date:  "2015-06-02 17:40:36" },
  { height:  500609 , difficulty:  1046737 , date:  "2015-06-02 17:40:41" },
  { height:  500610 , difficulty:  1044385 , date:  "2015-06-02 17:42:48" },
  { height:  500611 , difficulty:  1046505 , date:  "2015-06-02 17:42:50" },
  { height:  500612 , difficulty:  1043097 , date:  "2015-06-02 17:43:58" },
  { height:  500613 , difficulty:  1048235 , date:  "2015-06-02 17:44:43" },
  { height:  500614 , difficulty:  1048140 , date:  "2015-06-02 17:44:46" },
  { height:  500615 , difficulty:  1042914 , date:  "2015-06-02 17:44:55" },
  { height:  500616 , difficulty:  1044074 , date:  "2015-06-02 17:46:44" },
  { height:  500617 , difficulty:  1043606 , date:  "2015-06-02 17:46:46" },
  { height:  500618 , difficulty:  1043388 , date:  "2015-06-02 17:49:38" },
  { height:  500619 , difficulty:  1051714 , date:  "2015-06-02 17:50:54" },
  { height:  500620 , difficulty:  1051865 , date:  "2015-06-02 17:51:00" },
  { height:  500621 , difficulty:  1051351 , date:  "2015-06-02 17:51:24" },
  { height:  500622 , difficulty:  1053039 , date:  "2015-06-02 17:52:24" },
  { height:  500623 , difficulty:  1053106 , date:  "2015-06-02 17:53:48" },
  { height:  500624 , difficulty:  1054333 , date:  "2015-06-02 17:54:44" },
  { height:  500625 , difficulty:  1053447 , date:  "2015-06-02 17:55:20" },
  { height:  500626 , difficulty:  1054829 , date:  "2015-06-02 17:56:44" },
  { height:  500627 , difficulty:  1048794 , date:  "2015-06-02 17:56:48" },
  { height:  500628 , difficulty:  1049498 , date:  "2015-06-02 17:56:58" },
  { height:  500629 , difficulty:  1048149 , date:  "2015-06-02 17:59:38" },
  { height:  500630 , difficulty:  1039786 , date:  "2015-06-02 17:59:45" },
  { height:  500631 , difficulty:  1043928 , date:  "2015-06-02 17:59:47" },
  { height:  500632 , difficulty:  1038249 , date:  "2015-06-02 18:00:17" },
  { height:  500633 , difficulty:  1039970 , date:  "2015-06-02 18:00:44" },
  { height:  500634 , difficulty:  1038656 , date:  "2015-06-02 18:01:18" },
  { height:  500635 , difficulty:  1037318 , date:  "2015-06-02 18:01:59" },
  { height:  500636 , difficulty:  1037396 , date:  "2015-06-02 18:02:35" },
  { height:  500637 , difficulty:  1039340 , date:  "2015-06-02 18:03:49" },
  { height:  500638 , difficulty:  1041499 , date:  "2015-06-02 18:04:53" },
  { height:  500639 , difficulty:  1040616 , date:  "2015-06-02 18:05:14" },
  { height:  500640 , difficulty:  1039442 , date:  "2015-06-02 18:06:38" },
  { height:  500641 , difficulty:  1039824 , date:  "2015-06-02 18:06:39" },
  { height:  500642 , difficulty:  1034941 , date:  "2015-06-02 18:07:28" },
  { height:  500643 , difficulty:  1035875 , date:  "2015-06-02 18:08:26" },
  { height:  500644 , difficulty:  1032078 , date:  "2015-06-02 18:09:36" },
  { height:  500645 , difficulty:  1032383 , date:  "2015-06-02 18:10:49" },
  { height:  500646 , difficulty:  1033654 , date:  "2015-06-02 18:11:19" },
  { height:  500647 , difficulty:  1031788 , date:  "2015-06-02 18:12:32" },
  { height:  500648 , difficulty:  1032618 , date:  "2015-06-02 18:15:09" },
  { height:  500649 , difficulty:  1031814 , date:  "2015-06-02 18:15:14" },
  { height:  500650 , difficulty:  1032381 , date:  "2015-06-02 18:15:40" },
  { height:  500651 , difficulty:  1030235 , date:  "2015-06-02 18:16:00" },
  { height:  500652 , difficulty:  1024972 , date:  "2015-06-02 18:20:05" },
  { height:  500653 , difficulty:  1023458 , date:  "2015-06-02 18:20:34" },
  { height:  500654 , difficulty:  1024152 , date:  "2015-06-02 18:22:03" },
  { height:  500655 , difficulty:  1023148 , date:  "2015-06-02 18:24:32" },
  { height:  500656 , difficulty:  1023236 , date:  "2015-06-02 18:24:36" },
  { height:  500657 , difficulty:  1022318 , date:  "2015-06-02 18:26:51" },
  { height:  500658 , difficulty:  1023068 , date:  "2015-06-02 18:28:02" },
  { height:  500659 , difficulty:  1020179 , date:  "2015-06-02 18:28:33" },
  { height:  500660 , difficulty:  1013471 , date:  "2015-06-02 18:28:56" },
  { height:  500661 , difficulty:  1014728 , date:  "2015-06-02 18:29:43" },
  { height:  500662 , difficulty:  1013556 , date:  "2015-06-02 18:30:23" },
  { height:  500663 , difficulty:  1009172 , date:  "2015-06-02 18:30:26" },
  { height:  500664 , difficulty:  1013537 , date:  "2015-06-02 18:35:10" },
  { height:  500665 , difficulty:  1013759 , date:  "2015-06-02 18:35:15" },
  { height:  500666 , difficulty:  1014261 , date:  "2015-06-02 18:36:15" },
  { height:  500667 , difficulty:  1008466 , date:  "2015-06-02 18:37:39" },
  { height:  500668 , difficulty:  1007273 , date:  "2015-06-02 18:38:12" },
  { height:  500669 , difficulty:  1004783 , date:  "2015-06-02 18:38:38" },
  { height:  500670 , difficulty:  1005363 , date:  "2015-06-02 18:38:39" },
  { height:  500671 , difficulty:  1004056 , date:  "2015-06-02 18:39:51" },
  { height:  500672 , difficulty:  1005084 , date:  "2015-06-02 18:40:00" },
  { height:  500673 , difficulty:  1005268 , date:  "2015-06-02 18:40:18" },
  { height:  500674 , difficulty:  1004178 , date:  "2015-06-02 18:40:51" },
  { height:  500675 , difficulty:  1004271 , date:  "2015-06-02 18:42:36" },
  { height:  500676 , difficulty:  1004940 , date:  "2015-06-02 18:44:03" },
  { height:  500677 , difficulty:  1004452 , date:  "2015-06-02 18:44:05" },
  { height:  500678 , difficulty:  1007046 , date:  "2015-06-02 18:45:14" },
  { height:  500679 , difficulty:  1013301 , date:  "2015-06-02 18:45:57" },
  { height:  500680 , difficulty:  1013410 , date:  "2015-06-02 18:46:12" },
  { height:  500681 , difficulty:  1015142 , date:  "2015-06-02 18:48:15" },
  { height:  500682 , difficulty:  1015058 , date:  "2015-06-02 18:48:26" },
  { height:  500683 , difficulty:  1014102 , date:  "2015-06-02 18:48:35" },
  { height:  500684 , difficulty:  1012730 , date:  "2015-06-02 18:49:57" },
  { height:  500685 , difficulty:  1013591 , date:  "2015-06-02 18:54:39" },
  { height:  500686 , difficulty:  1010293 , date:  "2015-06-02 18:55:07" },
  { height:  500687 , difficulty:  1014527 , date:  "2015-06-02 18:57:19" },
  { height:  500688 , difficulty:  1015863 , date:  "2015-06-02 18:57:24" },
  { height:  500689 , difficulty:  1016947 , date:  "2015-06-02 18:58:14" },
  { height:  500690 , difficulty:  1017835 , date:  "2015-06-02 18:58:38" },
  { height:  500691 , difficulty:  1017869 , date:  "2015-06-02 19:00:25" },
  { height:  500692 , difficulty:  1017317 , date:  "2015-06-02 19:00:48" },
  { height:  500693 , difficulty:  1017631 , date:  "2015-06-02 19:01:57" },
  { height:  500694 , difficulty:  1013632 , date:  "2015-06-02 19:02:15" },
  { height:  500695 , difficulty:  1018543 , date:  "2015-06-02 19:02:31" },
  { height:  500696 , difficulty:  1018657 , date:  "2015-06-02 19:03:49" },
  { height:  500697 , difficulty:  1018937 , date:  "2015-06-02 19:05:57" },
  { height:  500698 , difficulty:  1022554 , date:  "2015-06-02 19:06:46" },
  { height:  500699 , difficulty:  1020515 , date:  "2015-06-02 19:10:57" },
  { height:  500700 , difficulty:  1023567 , date:  "2015-06-02 19:11:39" },
  { height:  500701 , difficulty:  1022932 , date:  "2015-06-02 19:13:18" },
  { height:  500702 , difficulty:  1023834 , date:  "2015-06-02 19:13:34" },
  { height:  500703 , difficulty:  1024586 , date:  "2015-06-02 19:14:19" },
  { height:  500704 , difficulty:  1025341 , date:  "2015-06-02 19:14:48" },
  { height:  500705 , difficulty:  1021097 , date:  "2015-06-02 19:14:52" },
  { height:  500706 , difficulty:  1022765 , date:  "2015-06-02 19:15:51" },
  { height:  500707 , difficulty:  1023256 , date:  "2015-06-02 19:15:55" },
  { height:  500708 , difficulty:  1023424 , date:  "2015-06-02 19:18:12" },
  { height:  500709 , difficulty:  1025525 , date:  "2015-06-02 19:18:16" },
  { height:  500710 , difficulty:  1025497 , date:  "2015-06-02 19:20:42" },
  { height:  500711 , difficulty:  1024896 , date:  "2015-06-02 19:20:47" },
  { height:  500712 , difficulty:  1024380 , date:  "2015-06-02 19:22:00" },
  { height:  500713 , difficulty:  1023365 , date:  "2015-06-02 19:22:03" },
  { height:  500714 , difficulty:  1022839 , date:  "2015-06-02 19:22:34" },
  { height:  500715 , difficulty:  1023165 , date:  "2015-06-02 19:25:21" },
  { height:  500716 , difficulty:  1021649 , date:  "2015-06-02 19:25:26" },
  { height:  500717 , difficulty:  1022027 , date:  "2015-06-02 19:25:56" },
  { height:  500718 , difficulty:  1021493 , date:  "2015-06-02 19:26:35" },
  { height:  500719 , difficulty:  1021639 , date:  "2015-06-02 19:31:39" },
  { height:  500720 , difficulty:  1019882 , date:  "2015-06-02 19:31:41" },
  { height:  500721 , difficulty:  1018132 , date:  "2015-06-02 19:33:25" },
  { height:  500722 , difficulty:  1021387 , date:  "2015-06-02 19:33:48" },
  { height:  500723 , difficulty:  1021801 , date:  "2015-06-02 19:35:24" },
  { height:  500724 , difficulty:  1017720 , date:  "2015-06-02 19:35:29" },
  { height:  500725 , difficulty:  1023080 , date:  "2015-06-02 19:35:38" },
  { height:  500726 , difficulty:  1026153 , date:  "2015-06-02 19:38:07" },
  { height:  500727 , difficulty:  1025932 , date:  "2015-06-02 19:38:31" },
  { height:  500728 , difficulty:  1019827 , date:  "2015-06-02 19:38:35" },
  { height:  500729 , difficulty:  1019253 , date:  "2015-06-02 19:39:39" },
  { height:  500730 , difficulty:  1017828 , date:  "2015-06-02 19:39:44" },
  { height:  500731 , difficulty:  1016294 , date:  "2015-06-02 19:40:02" },
  { height:  500732 , difficulty:  1016908 , date:  "2015-06-02 19:42:47" },
  { height:  500733 , difficulty:  1014297 , date:  "2015-06-02 19:43:07" },
  { height:  500734 , difficulty:  1012945 , date:  "2015-06-02 19:44:39" },
  { height:  500735 , difficulty:  1013473 , date:  "2015-06-02 19:45:45" },
  { height:  500736 , difficulty:  1015126 , date:  "2015-06-02 19:46:59" },
  { height:  500737 , difficulty:  1015144 , date:  "2015-06-02 19:48:43" },
  { height:  500738 , difficulty:  1015327 , date:  "2015-06-02 19:49:59" },
  { height:  500739 , difficulty:  1017285 , date:  "2015-06-02 19:49:48" },
  { height:  500740 , difficulty:  1010590 , date:  "2015-06-02 19:51:03" },
  { height:  500741 , difficulty:  1015616 , date:  "2015-06-02 19:54:08" },
  { height:  500742 , difficulty:  1015243 , date:  "2015-06-02 19:54:12" },
  { height:  500743 , difficulty:  1015077 , date:  "2015-06-02 19:54:26" },
  { height:  500744 , difficulty:  1014358 , date:  "2015-06-02 19:55:35" },
  { height:  500745 , difficulty:  1015717 , date:  "2015-06-02 19:57:49" },
  { height:  500746 , difficulty:  1017382 , date:  "2015-06-02 19:59:08" },
  { height:  500747 , difficulty:  1016504 , date:  "2015-06-02 19:59:13" },
  { height:  500748 , difficulty:  1019064 , date:  "2015-06-02 20:00:04" },
  { height:  500749 , difficulty:  1022958 , date:  "2015-06-02 20:01:38" },
  { height:  500750 , difficulty:  1022148 , date:  "2015-06-02 20:01:40" },
  { height:  500751 , difficulty:  1019544 , date:  "2015-06-02 20:04:30" },
  { height:  500752 , difficulty:  1021912 , date:  "2015-06-02 20:04:38" },
  { height:  500753 , difficulty:  1022478 , date:  "2015-06-02 20:04:46" },
  { height:  500754 , difficulty:  1025907 , date:  "2015-06-02 20:07:32" },
  { height:  500755 , difficulty:  1028865 , date:  "2015-06-02 20:13:03" },
  { height:  500756 , difficulty:  1034484 , date:  "2015-06-02 20:13:54" },
  { height:  500757 , difficulty:  1031037 , date:  "2015-06-02 20:14:36" },
  { height:  500758 , difficulty:  1031092 , date:  "2015-06-02 20:14:41" },
  { height:  500759 , difficulty:  1031227 , date:  "2015-06-02 20:17:14" },
  { height:  500760 , difficulty:  1030216 , date:  "2015-06-02 20:18:06" },
  { height:  500761 , difficulty:  1023666 , date:  "2015-06-02 20:18:13" },
  { height:  500762 , difficulty:  1024238 , date:  "2015-06-02 20:24:31" },
  { height:  500763 , difficulty:  1021664 , date:  "2015-06-02 20:25:58" },
  { height:  500764 , difficulty:  1023065 , date:  "2015-06-02 20:25:39" },
  { height:  500765 , difficulty:  1021796 , date:  "2015-06-02 20:26:15" },
  { height:  500766 , difficulty:  1021206 , date:  "2015-06-02 20:26:18" },
  { height:  500767 , difficulty:  1018432 , date:  "2015-06-02 20:28:20" },
  { height:  500768 , difficulty:  1018993 , date:  "2015-06-02 20:28:23" },
  { height:  500769 , difficulty:  1022967 , date:  "2015-06-02 20:29:38" },
  { height:  500770 , difficulty:  1023426 , date:  "2015-06-02 20:32:22" },
  { height:  500771 , difficulty:  1023143 , date:  "2015-06-02 20:33:07" },
  { height:  500772 , difficulty:  1021698 , date:  "2015-06-02 20:35:25" },
  { height:  500773 , difficulty:  1021038 , date:  "2015-06-02 20:35:26" },
  { height:  500774 , difficulty:  1020332 , date:  "2015-06-02 20:39:56" },
  { height:  500775 , difficulty:  1014580 , date:  "2015-06-02 20:40:23" },
  { height:  500776 , difficulty:  1014027 , date:  "2015-06-02 20:41:16" },
  { height:  500777 , difficulty:  1011675 , date:  "2015-06-02 20:41:19" },
  { height:  500778 , difficulty:  1011401 , date:  "2015-06-02 20:42:02" },
  { height:  500779 , difficulty:  1012941 , date:  "2015-06-02 20:43:38" },
  { height:  500780 , difficulty:  1012575 , date:  "2015-06-02 20:44:25" },
  { height:  500781 , difficulty:  1015465 , date:  "2015-06-02 20:44:27" },
  { height:  500782 , difficulty:  1014178 , date:  "2015-06-02 20:45:10" },
  { height:  500783 , difficulty:  1018170 , date:  "2015-06-02 20:49:14" },
  { height:  500784 , difficulty:  1018355 , date:  "2015-06-02 20:50:11" },
  { height:  500785 , difficulty:  1019470 , date:  "2015-06-02 20:50:21" },
  { height:  500786 , difficulty:  1016149 , date:  "2015-06-02 20:51:25" },
  { height:  500787 , difficulty:  1016116 , date:  "2015-06-02 20:51:56" },
  { height:  500788 , difficulty:  1019730 , date:  "2015-06-02 20:52:02" },
  { height:  500789 , difficulty:  1019774 , date:  "2015-06-02 20:57:49" },
  { height:  500790 , difficulty:  1019176 , date:  "2015-06-02 20:59:13" },
  { height:  500791 , difficulty:  1014630 , date:  "2015-06-02 21:01:53" },
  { height:  500792 , difficulty:  1018452 , date:  "2015-06-02 21:02:20" },
  { height:  500793 , difficulty:  1017768 , date:  "2015-06-02 21:02:24" },
  { height:  500794 , difficulty:  1018423 , date:  "2015-06-02 21:02:53" },
  { height:  500795 , difficulty:  1012583 , date:  "2015-06-02 21:04:27" },
  { height:  500796 , difficulty:  1015052 , date:  "2015-06-02 21:04:31" },
  { height:  500797 , difficulty:  1015719 , date:  "2015-06-02 21:05:12" },
  { height:  500798 , difficulty:  1024238 , date:  "2015-06-02 21:06:06" },
  { height:  500799 , difficulty:  1021603 , date:  "2015-06-02 21:06:19" },
  { height:  500800 , difficulty:  1021822 , date:  "2015-06-02 21:07:09" },
  { height:  500801 , difficulty:  1022760 , date:  "2015-06-02 21:07:10" },
  { height:  500802 , difficulty:  1019882 , date:  "2015-06-02 21:07:27" },
  { height:  500803 , difficulty:  1019362 , date:  "2015-06-02 21:11:20" },
  { height:  500804 , difficulty:  1019364 , date:  "2015-06-02 21:11:07" },
  { height:  500805 , difficulty:  1019168 , date:  "2015-06-02 21:11:49" },
  { height:  500806 , difficulty:  1024840 , date:  "2015-06-02 21:11:59" },
  { height:  500807 , difficulty:  1027500 , date:  "2015-06-02 21:12:27" },
  { height:  500808 , difficulty:  1023004 , date:  "2015-06-02 21:12:32" },
  { height:  500809 , difficulty:  1022789 , date:  "2015-06-02 21:13:52" },
  { height:  500810 , difficulty:  1024626 , date:  "2015-06-02 21:16:17" },
  { height:  500811 , difficulty:  1022884 , date:  "2015-06-02 21:16:21" },
  { height:  500812 , difficulty:  1022361 , date:  "2015-06-02 21:16:36" },
  { height:  500813 , difficulty:  1019514 , date:  "2015-06-02 21:18:42" },
  { height:  500814 , difficulty:  1018411 , date:  "2015-06-02 21:18:50" },
  { height:  500815 , difficulty:  1018207 , date:  "2015-06-02 21:19:14" },
  { height:  500816 , difficulty:  1017351 , date:  "2015-06-02 21:20:00" },
  { height:  500817 , difficulty:  1012362 , date:  "2015-06-02 21:20:03" },
  { height:  500818 , difficulty:  1012331 , date:  "2015-06-02 21:20:22" },
  { height:  500819 , difficulty:  1015341 , date:  "2015-06-02 21:20:33" },
  { height:  500820 , difficulty:  1014311 , date:  "2015-06-02 21:20:37" },
  { height:  500821 , difficulty:  1011607 , date:  "2015-06-02 21:21:04" },
  { height:  500822 , difficulty:  1010264 , date:  "2015-06-02 21:21:48" },
  { height:  500823 , difficulty:  1011338 , date:  "2015-06-02 21:21:29" },
  { height:  500824 , difficulty:  1010354 , date:  "2015-06-02 21:23:00" },
  { height:  500825 , difficulty:  1008343 , date:  "2015-06-02 21:23:53" },
  { height:  500826 , difficulty:  1010492 , date:  "2015-06-02 21:23:59" },
  { height:  500827 , difficulty:  1012149 , date:  "2015-06-02 21:26:12" },
  { height:  500828 , difficulty:  1015011 , date:  "2015-06-02 21:28:10" },
  { height:  500829 , difficulty:  1015695 , date:  "2015-06-02 21:28:02" },
  { height:  500830 , difficulty:  1011496 , date:  "2015-06-02 21:28:43" },
  { height:  500831 , difficulty:  1003810 , date:  "2015-06-02 21:29:34" },
  { height:  500832 , difficulty:  1003591 , date:  "2015-06-02 21:30:37" },
  { height:  500833 , difficulty:  1003579 , date:  "2015-06-02 21:31:50" },
  { height:  500834 , difficulty:  1007098 , date:  "2015-06-02 21:32:00" },
  { height:  500835 , difficulty:  1003579 , date:  "2015-06-02 21:32:49" },
  { height:  500836 , difficulty:  1003453 , date:  "2015-06-02 21:33:16" },
  { height:  500837 , difficulty:  1003911 , date:  "2015-06-02 21:33:29" },
  { height:  500838 , difficulty:  999968 , date:  "2015-06-02 21:34:37" },
  { height:  500839 , difficulty:  998348 , date:  "2015-06-02 21:34:42" },
  { height:  500840 , difficulty:  999464 , date:  "2015-06-02 21:34:57" },
  { height:  500841 , difficulty:  1002086 , date:  "2015-06-02 21:36:02" },
  { height:  500842 , difficulty:  1007082 , date:  "2015-06-02 21:37:08" },
  { height:  500843 , difficulty:  1003906 , date:  "2015-06-02 21:36:53" },
  { height:  500844 , difficulty:  1005320 , date:  "2015-06-02 21:36:59" },
  { height:  500845 , difficulty:  1010461 , date:  "2015-06-02 21:39:17" },
  { height:  500846 , difficulty:  1006135 , date:  "2015-06-02 21:40:38" },
  { height:  500847 , difficulty:  1005439 , date:  "2015-06-02 21:41:52" },
  { height:  500848 , difficulty:  1004358 , date:  "2015-06-02 21:42:03" },
  { height:  500849 , difficulty:  1004391 , date:  "2015-06-02 21:45:34" },
  { height:  500850 , difficulty:  998147 , date:  "2015-06-02 21:45:35" },
  { height:  500851 , difficulty:  1000983 , date:  "2015-06-02 21:48:49" },
  { height:  500852 , difficulty:  999659 , date:  "2015-06-02 21:50:07" },
  { height:  500853 , difficulty:  1002095 , date:  "2015-06-02 21:50:11" },
  { height:  500854 , difficulty:  1000976 , date:  "2015-06-02 21:50:13" },
  { height:  500855 , difficulty:  1000914 , date:  "2015-06-02 21:53:35" },
  { height:  500856 , difficulty:  999750 , date:  "2015-06-02 21:53:26" },
  { height:  500857 , difficulty:  1010542 , date:  "2015-06-02 21:53:56" },
  { height:  500858 , difficulty:  1011881 , date:  "2015-06-02 21:54:45" },
  { height:  500859 , difficulty:  1010756 , date:  "2015-06-02 21:54:48" },
  { height:  500860 , difficulty:  1011831 , date:  "2015-06-02 21:55:32" },
  { height:  500861 , difficulty:  1012415 , date:  "2015-06-02 21:59:17" },
  { height:  500862 , difficulty:  1011342 , date:  "2015-06-02 21:59:24" },
  { height:  500863 , difficulty:  1010571 , date:  "2015-06-02 22:01:01" },
  { height:  500864 , difficulty:  1014158 , date:  "2015-06-02 22:01:43" },
  { height:  500865 , difficulty:  1004781 , date:  "2015-06-02 22:02:15" },
  { height:  500866 , difficulty:  1003481 , date:  "2015-06-02 22:03:05" },
  { height:  500867 , difficulty:  1000265 , date:  "2015-06-02 22:04:40" },
  { height:  500868 , difficulty:  1002447 , date:  "2015-06-02 22:06:29" },
  { height:  500869 , difficulty:  1002495 , date:  "2015-06-02 22:07:08" },
  { height:  500870 , difficulty:  1001927 , date:  "2015-06-02 22:07:09" },
  { height:  500871 , difficulty:  999578 , date:  "2015-06-02 22:08:40" },
  { height:  500872 , difficulty:  1000294 , date:  "2015-06-02 22:09:06" },
  { height:  500873 , difficulty:  999324 , date:  "2015-06-02 22:12:06" },
  { height:  500874 , difficulty:  998081 , date:  "2015-06-02 22:12:11" },
  { height:  500875 , difficulty:  998861 , date:  "2015-06-02 22:12:31" },
  { height:  500876 , difficulty:  999266 , date:  "2015-06-02 22:12:22" },
  { height:  500877 , difficulty:  999379 , date:  "2015-06-02 22:13:01" },
  { height:  500878 , difficulty:  1000642 , date:  "2015-06-02 22:13:54" },
  { height:  500879 , difficulty:  995084 , date:  "2015-06-02 22:14:18" },
  { height:  500880 , difficulty:  996944 , date:  "2015-06-02 22:14:20" },
  { height:  500881 , difficulty:  997824 , date:  "2015-06-02 22:14:27" },
  { height:  500882 , difficulty:  999178 , date:  "2015-06-02 22:15:30" },
  { height:  500883 , difficulty:  1000328 , date:  "2015-06-02 22:15:35" },
  { height:  500884 , difficulty:  1002141 , date:  "2015-06-02 22:15:41" },
  { height:  500885 , difficulty:  1000048 , date:  "2015-06-02 22:15:48" },
  { height:  500886 , difficulty:  998134 , date:  "2015-06-02 22:15:57" },
  { height:  500887 , difficulty:  999183 , date:  "2015-06-02 22:16:27" },
  { height:  500888 , difficulty:  999475 , date:  "2015-06-02 22:16:49" },
  { height:  500889 , difficulty:  996608 , date:  "2015-06-02 22:17:28" },
  { height:  500890 , difficulty:  1003518 , date:  "2015-06-02 22:17:37" },
  { height:  500891 , difficulty:  1003036 , date:  "2015-06-02 22:19:46" },
  { height:  500892 , difficulty:  1004303 , date:  "2015-06-02 22:20:44" },
  { height:  500893 , difficulty:  1004317 , date:  "2015-06-02 22:22:39" },
  { height:  500894 , difficulty:  1005842 , date:  "2015-06-02 22:22:41" },
  { height:  500895 , difficulty:  1006321 , date:  "2015-06-02 22:27:42" },
  { height:  500896 , difficulty:  1009795 , date:  "2015-06-02 22:28:01" },
  { height:  500897 , difficulty:  1010651 , date:  "2015-06-02 22:28:04" },
  { height:  500898 , difficulty:  1013099 , date:  "2015-06-02 22:30:50" },
  { height:  500899 , difficulty:  1012635 , date:  "2015-06-02 22:32:16" },
  { height:  500900 , difficulty:  1010741 , date:  "2015-06-02 22:33:02" },
  { height:  500901 , difficulty:  1013322 , date:  "2015-06-02 22:33:31" },
  { height:  500902 , difficulty:  1013406 , date:  "2015-06-02 22:40:01" },
  { height:  500903 , difficulty:  1010366 , date:  "2015-06-02 22:41:30" },
  { height:  500904 , difficulty:  1007649 , date:  "2015-06-02 22:42:27" },
  { height:  500905 , difficulty:  1008944 , date:  "2015-06-02 22:44:06" },
  { height:  500906 , difficulty:  1011220 , date:  "2015-06-02 22:49:46" },
  { height:  500907 , difficulty:  1009838 , date:  "2015-06-02 22:50:01" },
  { height:  500908 , difficulty:  1008406 , date:  "2015-06-02 22:50:29" },
  { height:  500909 , difficulty:  1006898 , date:  "2015-06-02 22:51:07" },
  { height:  500910 , difficulty:  1007060 , date:  "2015-06-02 22:53:40" },
  { height:  500911 , difficulty:  1005880 , date:  "2015-06-02 22:54:32" },
  { height:  500912 , difficulty:  1006115 , date:  "2015-06-02 22:55:58" },
  { height:  500913 , difficulty:  1006053 , date:  "2015-06-02 22:56:11" },
  { height:  500914 , difficulty:  1004311 , date:  "2015-06-02 22:56:20" },
  { height:  500915 , difficulty:  1006334 , date:  "2015-06-02 22:56:24" },
  { height:  500916 , difficulty:  1005996 , date:  "2015-06-02 22:58:04" },
  { height:  500917 , difficulty:  1006313 , date:  "2015-06-02 22:58:28" },
  { height:  500918 , difficulty:  1006724 , date:  "2015-06-02 22:58:37" },
  { height:  500919 , difficulty:  1008520 , date:  "2015-06-02 23:00:27" },
  { height:  500920 , difficulty:  1009232 , date:  "2015-06-02 23:01:20" },
  { height:  500921 , difficulty:  1007180 , date:  "2015-06-02 23:02:29" },
  { height:  500922 , difficulty:  1006233 , date:  "2015-06-02 23:03:00" },
  { height:  500923 , difficulty:  1004258 , date:  "2015-06-02 23:05:51" },
  { height:  500924 , difficulty:  1007658 , date:  "2015-06-02 23:05:54" },
  { height:  500925 , difficulty:  1002374 , date:  "2015-06-02 23:10:15" },
  { height:  500926 , difficulty:  1002932 , date:  "2015-06-02 23:12:38" },
  { height:  500927 , difficulty:  999702 , date:  "2015-06-02 23:14:06" },
  { height:  500928 , difficulty:  997635 , date:  "2015-06-02 23:14:24" },
  { height:  500929 , difficulty:  999430 , date:  "2015-06-02 23:14:34" },
  { height:  500930 , difficulty:  1002242 , date:  "2015-06-02 23:14:45" },
  { height:  500931 , difficulty:  997376 , date:  "2015-06-02 23:19:43" },
  { height:  500932 , difficulty:  998351 , date:  "2015-06-02 23:19:45" },
  { height:  500933 , difficulty:  999256 , date:  "2015-06-02 23:19:58" },
  { height:  500934 , difficulty:  998238 , date:  "2015-06-02 23:20:19" },
  { height:  500935 , difficulty:  998217 , date:  "2015-06-02 23:20:22" },
  { height:  500936 , difficulty:  997048 , date:  "2015-06-02 23:20:55" },
  { height:  500937 , difficulty:  991402 , date:  "2015-06-02 23:20:58" },
  { height:  500938 , difficulty:  997640 , date:  "2015-06-02 23:21:03" },
  { height:  500939 , difficulty:  996725 , date:  "2015-06-02 23:21:30" },
  { height:  500940 , difficulty:  995735 , date:  "2015-06-02 23:23:49" },
  { height:  500941 , difficulty:  996407 , date:  "2015-06-02 23:25:27" },
  { height:  500942 , difficulty:  995105 , date:  "2015-06-02 23:25:29" },
  { height:  500943 , difficulty:  992740 , date:  "2015-06-02 23:25:30" },
  { height:  500944 , difficulty:  990076 , date:  "2015-06-02 23:30:11" },
  { height:  500945 , difficulty:  989578 , date:  "2015-06-02 23:31:34" },
  { height:  500946 , difficulty:  993403 , date:  "2015-06-02 23:31:50" },
  { height:  500947 , difficulty:  991752 , date:  "2015-06-02 23:33:50" },
  { height:  500948 , difficulty:  991956 , date:  "2015-06-02 23:33:54" },
  { height:  500949 , difficulty:  987879 , date:  "2015-06-02 23:34:34" },
  { height:  500950 , difficulty:  989242 , date:  "2015-06-02 23:34:54" },
  { height:  500951 , difficulty:  989452 , date:  "2015-06-02 23:34:59" },
  { height:  500952 , difficulty:  995034 , date:  "2015-06-02 23:36:12" },
  { height:  500953 , difficulty:  994236 , date:  "2015-06-02 23:36:31" },
  { height:  500954 , difficulty:  992986 , date:  "2015-06-02 23:40:13" },
  { height:  500955 , difficulty:  993000 , date:  "2015-06-02 23:40:14" },
  { height:  500956 , difficulty:  993073 , date:  "2015-06-02 23:40:19" },
  { height:  500957 , difficulty:  993678 , date:  "2015-06-02 23:40:39" },
  { height:  500958 , difficulty:  993566 , date:  "2015-06-02 23:41:35" },
  { height:  500959 , difficulty:  996972 , date:  "2015-06-02 23:44:21" },
  { height:  500960 , difficulty:  996876 , date:  "2015-06-02 23:46:23" },
  { height:  500961 , difficulty:  997014 , date:  "2015-06-02 23:46:59" },
  { height:  500962 , difficulty:  999049 , date:  "2015-06-02 23:47:32" },
  { height:  500963 , difficulty:  998222 , date:  "2015-06-02 23:48:27" },
  { height:  500964 , difficulty:  998226 , date:  "2015-06-02 23:48:29" },
  { height:  500965 , difficulty:  997364 , date:  "2015-06-02 23:49:15" },
  { height:  500966 , difficulty:  1005554 , date:  "2015-06-02 23:49:53" },
  { height:  500967 , difficulty:  1002098 , date:  "2015-06-02 23:49:59" },
  { height:  500968 , difficulty:  1003576 , date:  "2015-06-02 23:51:00" },
  { height:  500969 , difficulty:  1004703 , date:  "2015-06-02 23:51:59" },
  { height:  500970 , difficulty:  1006327 , date:  "2015-06-02 23:52:01" },
  { height:  500971 , difficulty:  999285 , date:  "2015-06-02 23:52:45" },
  { height:  500972 , difficulty:  1001195 , date:  "2015-06-02 23:52:52" },
  { height:  500973 , difficulty:  1001441 , date:  "2015-06-02 23:53:56" },
  { height:  500974 , difficulty:  997525 , date:  "2015-06-02 23:56:17" },
  { height:  500975 , difficulty:  997770 , date:  "2015-06-02 23:58:17" },
  { height:  500976 , difficulty:  1003631 , date:  "2015-06-02 23:58:49" },
  { height:  500977 , difficulty:  1004119 , date:  "2015-06-03 00:00:24" },
  { height:  500978 , difficulty:  995162 , date:  "2015-06-03 00:02:09" },
  { height:  500979 , difficulty:  993609 , date:  "2015-06-03 00:02:12" },
  { height:  500980 , difficulty:  992136 , date:  "2015-06-03 00:03:56" },
  { height:  500981 , difficulty:  990880 , date:  "2015-06-03 00:03:46" },
  { height:  500982 , difficulty:  983638 , date:  "2015-06-03 00:06:00" },
  { height:  500983 , difficulty:  984388 , date:  "2015-06-03 00:06:05" },
  { height:  500984 , difficulty:  985500 , date:  "2015-06-03 00:06:54" },
  { height:  500985 , difficulty:  984547 , date:  "2015-06-03 00:10:33" },
  { height:  500986 , difficulty:  980791 , date:  "2015-06-03 00:10:37" },
  { height:  500987 , difficulty:  979869 , date:  "2015-06-03 00:14:33" },
  { height:  500988 , difficulty:  979100 , date:  "2015-06-03 00:15:43" },
  { height:  500989 , difficulty:  980269 , date:  "2015-06-03 00:15:55" },
  { height:  500990 , difficulty:  980578 , date:  "2015-06-03 00:16:41" },
  { height:  500991 , difficulty:  983021 , date:  "2015-06-03 00:19:06" },
  { height:  500992 , difficulty:  981825 , date:  "2015-06-03 00:19:14" },
  { height:  500993 , difficulty:  981256 , date:  "2015-06-03 00:20:42" },
  { height:  500994 , difficulty:  984307 , date:  "2015-06-03 00:21:27" },
  { height:  500995 , difficulty:  982961 , date:  "2015-06-03 00:21:42" },
  { height:  500996 , difficulty:  981957 , date:  "2015-06-03 00:21:44" },
  { height:  500997 , difficulty:  980332 , date:  "2015-06-03 00:21:45" },
  { height:  500998 , difficulty:  980674 , date:  "2015-06-03 00:21:46" },
  { height:  500999 , difficulty:  978091 , date:  "2015-06-03 00:22:45" },
  { height:  501000 , difficulty:  978669 , date:  "2015-06-03 00:24:30" },
  { height:  501001 , difficulty:  972973 , date:  "2015-06-03 00:25:08" },
  { height:  501002 , difficulty:  969413 , date:  "2015-06-03 00:27:13" },
  { height:  501003 , difficulty:  968397 , date:  "2015-06-03 00:27:19" },
  { height:  501004 , difficulty:  967959 , date:  "2015-06-03 00:29:44" },
  { height:  501005 , difficulty:  971191 , date:  "2015-06-03 00:29:44" },
  { height:  501006 , difficulty:  971315 , date:  "2015-06-03 00:30:00" },
  { height:  501007 , difficulty:  964082 , date:  "2015-06-03 00:30:25" },
  { height:  501008 , difficulty:  969537 , date:  "2015-06-03 00:31:14" },
  { height:  501009 , difficulty:  971432 , date:  "2015-06-03 00:31:17" },
  { height:  501010 , difficulty:  972617 , date:  "2015-06-03 00:33:55" },
  { height:  501011 , difficulty:  973293 , date:  "2015-06-03 00:33:56" },
  { height:  501012 , difficulty:  972384 , date:  "2015-06-03 00:34:10" },
  { height:  501013 , difficulty:  972715 , date:  "2015-06-03 00:34:13" },
  { height:  501014 , difficulty:  974654 , date:  "2015-06-03 00:34:25" },
  { height:  501015 , difficulty:  974467 , date:  "2015-06-03 00:35:55" },
  { height:  501016 , difficulty:  971386 , date:  "2015-06-03 00:36:02" },
  { height:  501017 , difficulty:  969214 , date:  "2015-06-03 00:36:47" },
  { height:  501018 , difficulty:  975372 , date:  "2015-06-03 00:38:37" },
  { height:  501019 , difficulty:  975352 , date:  "2015-06-03 00:38:44" },
  { height:  501020 , difficulty:  973325 , date:  "2015-06-03 00:40:58" },
  { height:  501021 , difficulty:  971129 , date:  "2015-06-03 00:41:01" },
  { height:  501022 , difficulty:  974508 , date:  "2015-06-03 00:42:35" },
  { height:  501023 , difficulty:  971389 , date:  "2015-06-03 00:44:42" },
  { height:  501024 , difficulty:  971849 , date:  "2015-06-03 00:51:44" },
  { height:  501025 , difficulty:  972737 , date:  "2015-06-03 00:51:48" },
  { height:  501026 , difficulty:  972174 , date:  "2015-06-03 00:53:40" },
  { height:  501027 , difficulty:  977199 , date:  "2015-06-03 00:54:46" },
  { height:  501028 , difficulty:  979852 , date:  "2015-06-03 00:55:08" },
  { height:  501029 , difficulty:  983559 , date:  "2015-06-03 00:57:29" },
  { height:  501030 , difficulty:  979713 , date:  "2015-06-03 00:58:23" },
  { height:  501031 , difficulty:  979662 , date:  "2015-06-03 00:58:26" },
  { height:  501032 , difficulty:  979973 , date:  "2015-06-03 00:59:13" },
  { height:  501033 , difficulty:  982656 , date:  "2015-06-03 01:04:39" },
  { height:  501034 , difficulty:  981094 , date:  "2015-06-03 01:04:41" },
  { height:  501035 , difficulty:  978848 , date:  "2015-06-03 01:04:45" },
  { height:  501036 , difficulty:  976790 , date:  "2015-06-03 01:05:12" },
  { height:  501037 , difficulty:  977033 , date:  "2015-06-03 01:05:17" },
  { height:  501038 , difficulty:  977668 , date:  "2015-06-03 01:06:01" },
  { height:  501039 , difficulty:  976313 , date:  "2015-06-03 01:07:47" },
  { height:  501040 , difficulty:  977280 , date:  "2015-06-03 01:07:50" },
  { height:  501041 , difficulty:  977677 , date:  "2015-06-03 01:08:51" },
  { height:  501042 , difficulty:  977583 , date:  "2015-06-03 01:08:54" },
  { height:  501043 , difficulty:  977921 , date:  "2015-06-03 01:10:10" },
  { height:  501044 , difficulty:  976845 , date:  "2015-06-03 01:10:25" },
  { height:  501045 , difficulty:  981452 , date:  "2015-06-03 01:12:15" },
  { height:  501046 , difficulty:  982935 , date:  "2015-06-03 01:12:39" },
  { height:  501047 , difficulty:  982343 , date:  "2015-06-03 01:12:40" },
  { height:  501048 , difficulty:  985629 , date:  "2015-06-03 01:15:03" },
  { height:  501049 , difficulty:  984715 , date:  "2015-06-03 01:16:21" },
  { height:  501050 , difficulty:  982668 , date:  "2015-06-03 01:16:28" },
  { height:  501051 , difficulty:  980057 , date:  "2015-06-03 01:16:39" },
  { height:  501052 , difficulty:  979217 , date:  "2015-06-03 01:16:40" },
  { height:  501053 , difficulty:  977861 , date:  "2015-06-03 01:17:06" },
  { height:  501054 , difficulty:  976777 , date:  "2015-06-03 01:18:22" },
  { height:  501055 , difficulty:  978330 , date:  "2015-06-03 01:18:26" },
  { height:  501056 , difficulty:  976464 , date:  "2015-06-03 01:19:15" },
  { height:  501057 , difficulty:  978210 , date:  "2015-06-03 01:19:41" },
  { height:  501058 , difficulty:  976918 , date:  "2015-06-03 01:21:01" },
  { height:  501059 , difficulty:  981339 , date:  "2015-06-03 01:21:27" },
  { height:  501060 , difficulty:  979992 , date:  "2015-06-03 01:23:54" },
  { height:  501061 , difficulty:  976161 , date:  "2015-06-03 01:24:00" },
  { height:  501062 , difficulty:  976134 , date:  "2015-06-03 01:28:24" },
  { height:  501063 , difficulty:  971296 , date:  "2015-06-03 01:29:13" },
  { height:  501064 , difficulty:  970241 , date:  "2015-06-03 01:30:49" },
  { height:  501065 , difficulty:  972101 , date:  "2015-06-03 01:31:15" },
  { height:  501066 , difficulty:  972096 , date:  "2015-06-03 01:32:23" },
  { height:  501067 , difficulty:  969103 , date:  "2015-06-03 01:32:29" },
  { height:  501068 , difficulty:  968945 , date:  "2015-06-03 01:33:52" },
  { height:  501069 , difficulty:  966829 , date:  "2015-06-03 01:36:40" },
  { height:  501070 , difficulty:  965943 , date:  "2015-06-03 01:36:45" },
  { height:  501071 , difficulty:  965943 , date:  "2015-06-03 01:36:48" },
  { height:  501072 , difficulty:  965840 , date:  "2015-06-03 01:37:30" },
  { height:  501073 , difficulty:  966088 , date:  "2015-06-03 01:38:54" },
  { height:  501074 , difficulty:  975029 , date:  "2015-06-03 01:40:34" },
  { height:  501075 , difficulty:  974402 , date:  "2015-06-03 01:41:48" },
  { height:  501076 , difficulty:  971617 , date:  "2015-06-03 01:41:51" },
  { height:  501077 , difficulty:  972266 , date:  "2015-06-03 01:43:31" },
  { height:  501078 , difficulty:  971822 , date:  "2015-06-03 01:43:39" },
  { height:  501079 , difficulty:  974721 , date:  "2015-06-03 01:45:41" },
  { height:  501080 , difficulty:  970933 , date:  "2015-06-03 01:47:24" },
  { height:  501081 , difficulty:  973498 , date:  "2015-06-03 01:48:41" },
  { height:  501082 , difficulty:  973934 , date:  "2015-06-03 01:49:28" },
  { height:  501083 , difficulty:  973223 , date:  "2015-06-03 01:49:50" },
  { height:  501084 , difficulty:  973765 , date:  "2015-06-03 01:54:20" },
  { height:  501085 , difficulty:  974416 , date:  "2015-06-03 01:54:26" },
  { height:  501086 , difficulty:  970827 , date:  "2015-06-03 01:56:07" },
  { height:  501087 , difficulty:  976291 , date:  "2015-06-03 01:56:11" },
  { height:  501088 , difficulty:  975853 , date:  "2015-06-03 01:56:13" },
  { height:  501089 , difficulty:  975751 , date:  "2015-06-03 01:56:23" },
  { height:  501090 , difficulty:  975445 , date:  "2015-06-03 02:00:48" },
  { height:  501091 , difficulty:  973924 , date:  "2015-06-03 02:00:52" },
  { height:  501092 , difficulty:  974125 , date:  "2015-06-03 02:03:44" },
  { height:  501093 , difficulty:  973523 , date:  "2015-06-03 02:03:49" },
  { height:  501094 , difficulty:  972480 , date:  "2015-06-03 02:04:54" },
  { height:  501095 , difficulty:  976469 , date:  "2015-06-03 02:07:30" },
  { height:  501096 , difficulty:  975394 , date:  "2015-06-03 02:08:53" },
  { height:  501097 , difficulty:  975220 , date:  "2015-06-03 02:10:24" },
  { height:  501098 , difficulty:  972779 , date:  "2015-06-03 02:10:30" },
  { height:  501099 , difficulty:  969447 , date:  "2015-06-03 02:12:09" },
  { height:  501100 , difficulty:  959075 , date:  "2015-06-03 02:12:16" },
  { height:  501101 , difficulty:  959912 , date:  "2015-06-03 02:12:25" },
  { height:  501102 , difficulty:  958992 , date:  "2015-06-03 02:12:49" },
  { height:  501103 , difficulty:  957387 , date:  "2015-06-03 02:15:18" },
  { height:  501104 , difficulty:  962837 , date:  "2015-06-03 02:15:20" },
  { height:  501105 , difficulty:  959354 , date:  "2015-06-03 02:16:10" },
  { height:  501106 , difficulty:  958035 , date:  "2015-06-03 02:17:20" },
  { height:  501107 , difficulty:  962563 , date:  "2015-06-03 02:17:56" },
  { height:  501108 , difficulty:  961888 , date:  "2015-06-03 02:18:05" },
  { height:  501109 , difficulty:  954883 , date:  "2015-06-03 02:18:35" },
  { height:  501110 , difficulty:  954832 , date:  "2015-06-03 02:19:30" },
  { height:  501111 , difficulty:  959550 , date:  "2015-06-03 02:20:17" },
  { height:  501112 , difficulty:  959597 , date:  "2015-06-03 02:21:54" },
  { height:  501113 , difficulty:  961936 , date:  "2015-06-03 02:23:00" },
  { height:  501114 , difficulty:  962386 , date:  "2015-06-03 02:24:06" },
  { height:  501115 , difficulty:  959760 , date:  "2015-06-03 02:26:47" },
  { height:  501116 , difficulty:  959956 , date:  "2015-06-03 02:26:51" },
  { height:  501117 , difficulty:  962296 , date:  "2015-06-03 02:27:30" },
  { height:  501118 , difficulty:  965105 , date:  "2015-06-03 02:27:37" },
  { height:  501119 , difficulty:  966065 , date:  "2015-06-03 02:27:47" },
  { height:  501120 , difficulty:  968687 , date:  "2015-06-03 02:29:51" },
  { height:  501121 , difficulty:  967439 , date:  "2015-06-03 02:33:06" },
  { height:  501122 , difficulty:  966910 , date:  "2015-06-03 02:33:49" },
  { height:  501123 , difficulty:  967088 , date:  "2015-06-03 02:34:03" },
  { height:  501124 , difficulty:  964144 , date:  "2015-06-03 02:34:17" },
  { height:  501125 , difficulty:  962125 , date:  "2015-06-03 02:40:43" },
  { height:  501126 , difficulty:  964308 , date:  "2015-06-03 02:41:10" },
  { height:  501127 , difficulty:  964996 , date:  "2015-06-03 02:41:16" },
  { height:  501128 , difficulty:  969130 , date:  "2015-06-03 02:41:51" },
  { height:  501129 , difficulty:  970925 , date:  "2015-06-03 02:44:25" },
  { height:  501130 , difficulty:  969123 , date:  "2015-06-03 02:45:23" },
  { height:  501131 , difficulty:  970125 , date:  "2015-06-03 02:45:24" },
  { height:  501132 , difficulty:  968840 , date:  "2015-06-03 02:46:54" },
  { height:  501133 , difficulty:  970102 , date:  "2015-06-03 02:49:12" },
  { height:  501134 , difficulty:  969568 , date:  "2015-06-03 02:49:13" },
  { height:  501135 , difficulty:  969587 , date:  "2015-06-03 02:52:10" },
  { height:  501136 , difficulty:  967397 , date:  "2015-06-03 02:52:15" },
  { height:  501137 , difficulty:  967869 , date:  "2015-06-03 02:52:42" },
  { height:  501138 , difficulty:  962051 , date:  "2015-06-03 02:53:26" },
  { height:  501139 , difficulty:  962127 , date:  "2015-06-03 02:54:14" },
  { height:  501140 , difficulty:  959847 , date:  "2015-06-03 02:55:14" },
  { height:  501141 , difficulty:  959388 , date:  "2015-06-03 02:55:24" },
  { height:  501142 , difficulty:  957699 , date:  "2015-06-03 02:57:17" },
  { height:  501143 , difficulty:  957966 , date:  "2015-06-03 02:58:21" },
  { height:  501144 , difficulty:  956202 , date:  "2015-06-03 02:58:53" },
  { height:  501145 , difficulty:  957589 , date:  "2015-06-03 03:01:45" },
  { height:  501146 , difficulty:  959382 , date:  "2015-06-03 03:03:25" },
  { height:  501147 , difficulty:  960195 , date:  "2015-06-03 03:03:43" },
  { height:  501148 , difficulty:  959263 , date:  "2015-06-03 03:05:10" },
  { height:  501149 , difficulty:  957175 , date:  "2015-06-03 03:09:49" },
  { height:  501150 , difficulty:  954578 , date:  "2015-06-03 03:10:03" },
  { height:  501151 , difficulty:  954026 , date:  "2015-06-03 03:10:13" },
  { height:  501152 , difficulty:  956086 , date:  "2015-06-03 03:10:15" },
  { height:  501153 , difficulty:  954428 , date:  "2015-06-03 03:10:37" },
  { height:  501154 , difficulty:  956721 , date:  "2015-06-03 03:10:54" },
  { height:  501155 , difficulty:  953625 , date:  "2015-06-03 03:11:30" },
  { height:  501156 , difficulty:  951331 , date:  "2015-06-03 03:11:33" },
  { height:  501157 , difficulty:  950859 , date:  "2015-06-03 03:12:05" },
  { height:  501158 , difficulty:  949672 , date:  "2015-06-03 03:14:57" },
  { height:  501159 , difficulty:  952372 , date:  "2015-06-03 03:15:03" },
  { height:  501160 , difficulty:  945662 , date:  "2015-06-03 03:17:17" },
  { height:  501161 , difficulty:  946966 , date:  "2015-06-03 03:18:34" },
  { height:  501162 , difficulty:  947942 , date:  "2015-06-03 03:18:40" },
  { height:  501163 , difficulty:  947902 , date:  "2015-06-03 03:20:00" },
  { height:  501164 , difficulty:  958796 , date:  "2015-06-03 03:21:28" },
  { height:  501165 , difficulty:  958600 , date:  "2015-06-03 03:21:31" },
  { height:  501166 , difficulty:  953739 , date:  "2015-06-03 03:21:52" },
  { height:  501167 , difficulty:  953566 , date:  "2015-06-03 03:22:41" },
  { height:  501168 , difficulty:  949729 , date:  "2015-06-03 03:23:02" },
  { height:  501169 , difficulty:  950806 , date:  "2015-06-03 03:24:46" },
  { height:  501170 , difficulty:  950868 , date:  "2015-06-03 03:24:53" },
  { height:  501171 , difficulty:  947359 , date:  "2015-06-03 03:25:53" },
  { height:  501172 , difficulty:  945395 , date:  "2015-06-03 03:25:54" },
  { height:  501173 , difficulty:  944217 , date:  "2015-06-03 03:26:14" },
  { height:  501174 , difficulty:  944027 , date:  "2015-06-03 03:29:45" },
  { height:  501175 , difficulty:  945835 , date:  "2015-06-03 03:29:23" },
  { height:  501176 , difficulty:  946376 , date:  "2015-06-03 03:31:49" },
  { height:  501177 , difficulty:  946352 , date:  "2015-06-03 03:33:29" },
  { height:  501178 , difficulty:  946106 , date:  "2015-06-03 03:34:32" },
  { height:  501179 , difficulty:  943724 , date:  "2015-06-03 03:34:36" },
  { height:  501180 , difficulty:  944769 , date:  "2015-06-03 03:37:47" },
  { height:  501181 , difficulty:  943504 , date:  "2015-06-03 03:38:34" },
  { height:  501182 , difficulty:  943264 , date:  "2015-06-03 03:38:55" },
  { height:  501183 , difficulty:  943869 , date:  "2015-06-03 03:39:03" },
  { height:  501184 , difficulty:  944303 , date:  "2015-06-03 03:39:16" },
  { height:  501185 , difficulty:  945045 , date:  "2015-06-03 03:41:42" },
  { height:  501186 , difficulty:  944632 , date:  "2015-06-03 03:41:44" },
  { height:  501187 , difficulty:  944500 , date:  "2015-06-03 03:44:18" },
  { height:  501188 , difficulty:  944221 , date:  "2015-06-03 03:45:44" },
  { height:  501189 , difficulty:  942556 , date:  "2015-06-03 03:45:45" },
  { height:  501190 , difficulty:  944409 , date:  "2015-06-03 03:46:17" },
  { height:  501191 , difficulty:  940651 , date:  "2015-06-03 03:46:51" },
  { height:  501192 , difficulty:  941679 , date:  "2015-06-03 03:46:55" },
  { height:  501193 , difficulty:  941768 , date:  "2015-06-03 03:47:06" },
  { height:  501194 , difficulty:  952083 , date:  "2015-06-03 03:49:18" },
  { height:  501195 , difficulty:  952084 , date:  "2015-06-03 03:49:19" },
  { height:  501196 , difficulty:  951370 , date:  "2015-06-03 03:49:53" },
  { height:  501197 , difficulty:  947704 , date:  "2015-06-03 03:51:54" },
  { height:  501198 , difficulty:  946673 , date:  "2015-06-03 03:51:57" },
  { height:  501199 , difficulty:  946901 , date:  "2015-06-03 03:53:30" },
  { height:  501200 , difficulty:  947616 , date:  "2015-06-03 03:53:59" },
  { height:  501201 , difficulty:  941002 , date:  "2015-06-03 03:54:41" },
  { height:  501202 , difficulty:  940321 , date:  "2015-06-03 03:55:57" },
  { height:  501203 , difficulty:  942858 , date:  "2015-06-03 03:58:07" },
  { height:  501204 , difficulty:  941938 , date:  "2015-06-03 03:58:09" },
  { height:  501205 , difficulty:  947310 , date:  "2015-06-03 03:58:54" },
  { height:  501206 , difficulty:  945887 , date:  "2015-06-03 04:00:44" },
  { height:  501207 , difficulty:  945948 , date:  "2015-06-03 04:03:50" },
  { height:  501208 , difficulty:  944403 , date:  "2015-06-03 04:04:30" },
  { height:  501209 , difficulty:  943776 , date:  "2015-06-03 04:05:45" },
  { height:  501210 , difficulty:  944698 , date:  "2015-06-03 04:07:20" },
  { height:  501211 , difficulty:  943948 , date:  "2015-06-03 04:07:23" },
  { height:  501212 , difficulty:  945585 , date:  "2015-06-03 04:07:46" },
  { height:  501213 , difficulty:  945744 , date:  "2015-06-03 04:08:58" },
  { height:  501214 , difficulty:  950532 , date:  "2015-06-03 04:09:24" },
  { height:  501215 , difficulty:  950179 , date:  "2015-06-03 04:09:53" },
  { height:  501216 , difficulty:  949598 , date:  "2015-06-03 04:10:33" },
  { height:  501217 , difficulty:  951254 , date:  "2015-06-03 04:12:22" },
  { height:  501218 , difficulty:  948944 , date:  "2015-06-03 04:16:02" },
  { height:  501219 , difficulty:  947607 , date:  "2015-06-03 04:16:07" },
  { height:  501220 , difficulty:  947456 , date:  "2015-06-03 04:18:13" },
  { height:  501221 , difficulty:  943067 , date:  "2015-06-03 04:19:03" },
  { height:  501222 , difficulty:  942679 , date:  "2015-06-03 04:19:48" },
  { height:  501223 , difficulty:  942147 , date:  "2015-06-03 04:21:06" },
  { height:  501224 , difficulty:  941907 , date:  "2015-06-03 04:21:12" },
  { height:  501225 , difficulty:  935672 , date:  "2015-06-03 04:23:06" },
  { height:  501226 , difficulty:  941311 , date:  "2015-06-03 04:23:52" },
  { height:  501227 , difficulty:  941055 , date:  "2015-06-03 04:24:37" },
  { height:  501228 , difficulty:  943353 , date:  "2015-06-03 04:25:36" },
  { height:  501229 , difficulty:  949883 , date:  "2015-06-03 04:25:38" },
  { height:  501230 , difficulty:  951601 , date:  "2015-06-03 04:27:10" },
  { height:  501231 , difficulty:  956278 , date:  "2015-06-03 04:27:57" },
  { height:  501232 , difficulty:  956191 , date:  "2015-06-03 04:30:23" },
  { height:  501233 , difficulty:  959736 , date:  "2015-06-03 04:30:41" },
  { height:  501234 , difficulty:  957104 , date:  "2015-06-03 04:31:22" },
  { height:  501235 , difficulty:  957176 , date:  "2015-06-03 04:32:01" },
  { height:  501236 , difficulty:  957339 , date:  "2015-06-03 04:34:24" },
  { height:  501237 , difficulty:  955527 , date:  "2015-06-03 04:35:38" },
  { height:  501238 , difficulty:  957854 , date:  "2015-06-03 04:35:42" },
  { height:  501239 , difficulty:  957033 , date:  "2015-06-03 04:38:21" },
  { height:  501240 , difficulty:  954959 , date:  "2015-06-03 04:38:24" },
  { height:  501241 , difficulty:  959199 , date:  "2015-06-03 04:39:15" },
  { height:  501242 , difficulty:  959424 , date:  "2015-06-03 04:39:20" },
  { height:  501243 , difficulty:  962928 , date:  "2015-06-03 04:39:52" },
  { height:  501244 , difficulty:  962262 , date:  "2015-06-03 04:42:21" },
  { height:  501245 , difficulty:  960959 , date:  "2015-06-03 04:42:23" },
  { height:  501246 , difficulty:  963999 , date:  "2015-06-03 04:43:50" },
  { height:  501247 , difficulty:  962428 , date:  "2015-06-03 04:47:07" },
  { height:  501248 , difficulty:  963475 , date:  "2015-06-03 04:47:10" },
  { height:  501249 , difficulty:  963262 , date:  "2015-06-03 04:50:28" },
  { height:  501250 , difficulty:  960403 , date:  "2015-06-03 04:50:37" },
  { height:  501251 , difficulty:  964648 , date:  "2015-06-03 04:51:39" },
  { height:  501252 , difficulty:  962971 , date:  "2015-06-03 04:52:08" },
  { height:  501253 , difficulty:  961373 , date:  "2015-06-03 04:53:28" },
  { height:  501254 , difficulty:  960753 , date:  "2015-06-03 04:54:43" },
  { height:  501255 , difficulty:  961668 , date:  "2015-06-03 04:55:23" },
  { height:  501256 , difficulty:  958001 , date:  "2015-06-03 04:55:32" },
  { height:  501257 , difficulty:  957097 , date:  "2015-06-03 04:58:16" },
  { height:  501258 , difficulty:  959231 , date:  "2015-06-03 04:59:30" },
  { height:  501259 , difficulty:  965638 , date:  "2015-06-03 04:59:34" },
  { height:  501260 , difficulty:  965167 , date:  "2015-06-03 04:59:44" },
  { height:  501261 , difficulty:  963163 , date:  "2015-06-03 05:01:34" },
  { height:  501262 , difficulty:  967716 , date:  "2015-06-03 05:04:57" },
  { height:  501263 , difficulty:  963581 , date:  "2015-06-03 05:04:59" },
  { height:  501264 , difficulty:  961832 , date:  "2015-06-03 05:06:20" },
  { height:  501265 , difficulty:  961988 , date:  "2015-06-03 05:07:54" },
  { height:  501266 , difficulty:  966661 , date:  "2015-06-03 05:08:08" },
  { height:  501267 , difficulty:  969115 , date:  "2015-06-03 05:10:10" },
  { height:  501268 , difficulty:  971454 , date:  "2015-06-03 05:12:02" },
  { height:  501269 , difficulty:  971063 , date:  "2015-06-03 05:12:59" },
  { height:  501270 , difficulty:  969396 , date:  "2015-06-03 05:14:05" },
  { height:  501271 , difficulty:  969826 , date:  "2015-06-03 05:16:01" },
  { height:  501272 , difficulty:  968890 , date:  "2015-06-03 05:16:05" },
  { height:  501273 , difficulty:  967221 , date:  "2015-06-03 05:17:38" },
  { height:  501274 , difficulty:  967665 , date:  "2015-06-03 05:22:53" },
  { height:  501275 , difficulty:  965503 , date:  "2015-06-03 05:24:11" },
  { height:  501276 , difficulty:  965297 , date:  "2015-06-03 05:24:19" },
  { height:  501277 , difficulty:  965317 , date:  "2015-06-03 05:29:14" },
  { height:  501278 , difficulty:  963283 , date:  "2015-06-03 05:29:35" },
  { height:  501279 , difficulty:  961651 , date:  "2015-06-03 05:29:48" },
  { height:  501280 , difficulty:  961464 , date:  "2015-06-03 05:30:15" },
  { height:  501281 , difficulty:  960556 , date:  "2015-06-03 05:34:50" },
  { height:  501282 , difficulty:  959801 , date:  "2015-06-03 05:40:04" },
  { height:  501283 , difficulty:  957200 , date:  "2015-06-03 05:40:45" },
  { height:  501284 , difficulty:  956140 , date:  "2015-06-03 05:40:54" },
  { height:  501285 , difficulty:  957309 , date:  "2015-06-03 05:41:51" },
  { height:  501286 , difficulty:  954770 , date:  "2015-06-03 05:42:14" },
  { height:  501287 , difficulty:  956270 , date:  "2015-06-03 05:44:12" },
  { height:  501288 , difficulty:  956668 , date:  "2015-06-03 05:44:54" },
  { height:  501289 , difficulty:  954742 , date:  "2015-06-03 05:45:00" },
  { height:  501290 , difficulty:  954161 , date:  "2015-06-03 05:51:48" },
  { height:  501291 , difficulty:  956051 , date:  "2015-06-03 05:51:51" },
  { height:  501292 , difficulty:  954930 , date:  "2015-06-03 05:51:53" },
  { height:  501293 , difficulty:  956392 , date:  "2015-06-03 05:52:12" },
  { height:  501294 , difficulty:  952556 , date:  "2015-06-03 05:53:16" },
  { height:  501295 , difficulty:  952415 , date:  "2015-06-03 05:53:54" },
  { height:  501296 , difficulty:  949666 , date:  "2015-06-03 05:53:58" },
  { height:  501297 , difficulty:  949743 , date:  "2015-06-03 05:55:34" },
  { height:  501298 , difficulty:  950553 , date:  "2015-06-03 05:55:40" },
  { height:  501299 , difficulty:  949817 , date:  "2015-06-03 05:56:31" },
  { height:  501300 , difficulty:  950398 , date:  "2015-06-03 05:58:42" },
  { height:  501301 , difficulty:  949449 , date:  "2015-06-03 05:59:12" },
  { height:  501302 , difficulty:  948218 , date:  "2015-06-03 05:59:48" },
  { height:  501303 , difficulty:  947164 , date:  "2015-06-03 06:00:57" },
  { height:  501304 , difficulty:  949543 , date:  "2015-06-03 06:01:25" },
  { height:  501305 , difficulty:  949526 , date:  "2015-06-03 06:02:38" },
  { height:  501306 , difficulty:  947109 , date:  "2015-06-03 06:03:22" },
  { height:  501307 , difficulty:  946551 , date:  "2015-06-03 06:03:24" },
  { height:  501308 , difficulty:  943436 , date:  "2015-06-03 06:04:48" },
  { height:  501309 , difficulty:  943710 , date:  "2015-06-03 06:07:32" },
  { height:  501310 , difficulty:  943583 , date:  "2015-06-03 06:07:33" },
  { height:  501311 , difficulty:  943380 , date:  "2015-06-03 06:10:45" },
  { height:  501312 , difficulty:  941530 , date:  "2015-06-03 06:10:52" },
  { height:  501313 , difficulty:  941145 , date:  "2015-06-03 06:11:20" },
  { height:  501314 , difficulty:  941437 , date:  "2015-06-03 06:11:48" },
  { height:  501315 , difficulty:  939443 , date:  "2015-06-03 06:12:55" },
  { height:  501316 , difficulty:  939259 , date:  "2015-06-03 06:13:08" },
  { height:  501317 , difficulty:  939090 , date:  "2015-06-03 06:18:23" },
  { height:  501318 , difficulty:  940284 , date:  "2015-06-03 06:18:57" },
  { height:  501319 , difficulty:  941119 , date:  "2015-06-03 06:18:57" },
  { height:  501320 , difficulty:  939120 , date:  "2015-06-03 06:19:57" },
  { height:  501321 , difficulty:  939699 , date:  "2015-06-03 06:22:32" },
  { height:  501322 , difficulty:  939245 , date:  "2015-06-03 06:22:38" },
  { height:  501323 , difficulty:  938143 , date:  "2015-06-03 06:24:11" },
  { height:  501324 , difficulty:  938084 , date:  "2015-06-03 06:25:54" },
  { height:  501325 , difficulty:  933739 , date:  "2015-06-03 06:25:58" },
  { height:  501326 , difficulty:  933899 , date:  "2015-06-03 06:26:37" },
  { height:  501327 , difficulty:  938313 , date:  "2015-06-03 06:26:46" },
  { height:  501328 , difficulty:  938217 , date:  "2015-06-03 06:27:30" },
  { height:  501329 , difficulty:  938341 , date:  "2015-06-03 06:28:53" },
  { height:  501330 , difficulty:  940078 , date:  "2015-06-03 06:30:39" },
  { height:  501331 , difficulty:  939086 , date:  "2015-06-03 06:30:45" },
  { height:  501332 , difficulty:  942121 , date:  "2015-06-03 06:32:21" },
  { height:  501333 , difficulty:  939699 , date:  "2015-06-03 06:32:27" },
  { height:  501334 , difficulty:  938535 , date:  "2015-06-03 06:35:08" },
  { height:  501335 , difficulty:  938931 , date:  "2015-06-03 06:35:32" },
  { height:  501336 , difficulty:  939771 , date:  "2015-06-03 06:37:05" },
  { height:  501337 , difficulty:  937954 , date:  "2015-06-03 06:37:11" },
  { height:  501338 , difficulty:  932962 , date:  "2015-06-03 06:40:35" },
  { height:  501339 , difficulty:  939844 , date:  "2015-06-03 06:40:55" },
  { height:  501340 , difficulty:  937876 , date:  "2015-06-03 06:43:30" },
  { height:  501341 , difficulty:  936952 , date:  "2015-06-03 06:43:32" },
  { height:  501342 , difficulty:  938619 , date:  "2015-06-03 06:46:04" },
  { height:  501343 , difficulty:  936356 , date:  "2015-06-03 06:46:26" },
  { height:  501344 , difficulty:  934184 , date:  "2015-06-03 06:46:34" },
  { height:  501345 , difficulty:  932755 , date:  "2015-06-03 06:47:14" },
  { height:  501346 , difficulty:  932848 , date:  "2015-06-03 06:47:29" },
  { height:  501347 , difficulty:  930177 , date:  "2015-06-03 06:47:59" },
  { height:  501348 , difficulty:  930461 , date:  "2015-06-03 06:48:34" },
  { height:  501349 , difficulty:  928942 , date:  "2015-06-03 06:52:49" },
  { height:  501350 , difficulty:  923807 , date:  "2015-06-03 06:52:52" },
  { height:  501351 , difficulty:  923962 , date:  "2015-06-03 06:55:34" },
  { height:  501352 , difficulty:  923756 , date:  "2015-06-03 06:56:01" },
  { height:  501353 , difficulty:  918288 , date:  "2015-06-03 07:00:16" },
  { height:  501354 , difficulty:  918734 , date:  "2015-06-03 07:00:17" },
  { height:  501355 , difficulty:  918701 , date:  "2015-06-03 07:00:29" },
  { height:  501356 , difficulty:  920907 , date:  "2015-06-03 07:02:09" },
  { height:  501357 , difficulty:  914554 , date:  "2015-06-03 07:03:05" },
  { height:  501358 , difficulty:  907335 , date:  "2015-06-03 07:04:41" },
  { height:  501359 , difficulty:  908202 , date:  "2015-06-03 07:05:54" },
  { height:  501360 , difficulty:  914507 , date:  "2015-06-03 07:06:29" },
  { height:  501361 , difficulty:  913742 , date:  "2015-06-03 07:07:22" },
  { height:  501362 , difficulty:  916223 , date:  "2015-06-03 07:08:10" },
  { height:  501363 , difficulty:  913463 , date:  "2015-06-03 07:08:41" },
  { height:  501364 , difficulty:  913559 , date:  "2015-06-03 07:10:05" },
  { height:  501365 , difficulty:  913885 , date:  "2015-06-03 07:11:53" },
  { height:  501366 , difficulty:  906749 , date:  "2015-06-03 07:12:26" },
  { height:  501367 , difficulty:  907119 , date:  "2015-06-03 07:12:54" },
  { height:  501368 , difficulty:  908581 , date:  "2015-06-03 07:13:19" },
  { height:  501369 , difficulty:  908470 , date:  "2015-06-03 07:17:37" },
  { height:  501370 , difficulty:  907251 , date:  "2015-06-03 07:17:42" },
  { height:  501371 , difficulty:  908080 , date:  "2015-06-03 07:17:50" },
  { height:  501372 , difficulty:  910869 , date:  "2015-06-03 07:18:31" },
  { height:  501373 , difficulty:  909657 , date:  "2015-06-03 07:18:38" },
  { height:  501374 , difficulty:  915310 , date:  "2015-06-03 07:18:49" },
  { height:  501375 , difficulty:  914983 , date:  "2015-06-03 07:22:50" },
  { height:  501376 , difficulty:  914114 , date:  "2015-06-03 07:22:56" },
  { height:  501377 , difficulty:  913669 , date:  "2015-06-03 07:23:41" },
  { height:  501378 , difficulty:  913763 , date:  "2015-06-03 07:23:45" },
  { height:  501379 , difficulty:  912699 , date:  "2015-06-03 07:23:53" },
  { height:  501380 , difficulty:  912024 , date:  "2015-06-03 07:32:48" },
  { height:  501381 , difficulty:  911581 , date:  "2015-06-03 07:32:50" },
  { height:  501382 , difficulty:  910525 , date:  "2015-06-03 07:34:30" },
  { height:  501383 , difficulty:  913581 , date:  "2015-06-03 07:34:32" },
  { height:  501384 , difficulty:  911570 , date:  "2015-06-03 07:35:22" },
  { height:  501385 , difficulty:  911021 , date:  "2015-06-03 07:37:37" },
  { height:  501386 , difficulty:  910989 , date:  "2015-06-03 07:37:39" },
  { height:  501387 , difficulty:  908079 , date:  "2015-06-03 07:38:20" },
  { height:  501388 , difficulty:  907860 , date:  "2015-06-03 07:38:36" },
  { height:  501389 , difficulty:  907804 , date:  "2015-06-03 07:39:27" },
  { height:  501390 , difficulty:  910931 , date:  "2015-06-03 07:39:28" },
  { height:  501391 , difficulty:  909350 , date:  "2015-06-03 07:40:10" },
  { height:  501392 , difficulty:  909620 , date:  "2015-06-03 07:40:43" },
  { height:  501393 , difficulty:  903074 , date:  "2015-06-03 07:43:46" },
  { height:  501394 , difficulty:  909227 , date:  "2015-06-03 07:45:02" },
  { height:  501395 , difficulty:  909152 , date:  "2015-06-03 07:46:10" },
  { height:  501396 , difficulty:  910061 , date:  "2015-06-03 07:46:32" },
  { height:  501397 , difficulty:  906849 , date:  "2015-06-03 07:47:50" },
  { height:  501398 , difficulty:  908823 , date:  "2015-06-03 07:47:52" },
  { height:  501399 , difficulty:  906645 , date:  "2015-06-03 07:51:51" },
  { height:  501400 , difficulty:  904330 , date:  "2015-06-03 07:51:56" },
  { height:  501401 , difficulty:  907561 , date:  "2015-06-03 07:54:55" },
  { height:  501402 , difficulty:  907069 , date:  "2015-06-03 07:55:41" },
  { height:  501403 , difficulty:  906826 , date:  "2015-06-03 07:56:01" },
  { height:  501404 , difficulty:  907168 , date:  "2015-06-03 07:58:17" },
  { height:  501405 , difficulty:  905229 , date:  "2015-06-03 07:58:35" },
  { height:  501406 , difficulty:  903071 , date:  "2015-06-03 07:59:38" },
  { height:  501407 , difficulty:  906644 , date:  "2015-06-03 07:59:57" },
  { height:  501408 , difficulty:  904764 , date:  "2015-06-03 08:00:15" },
  { height:  501409 , difficulty:  906653 , date:  "2015-06-03 08:00:45" },
  { height:  501410 , difficulty:  904327 , date:  "2015-06-03 08:00:58" },
  { height:  501411 , difficulty:  905372 , date:  "2015-06-03 08:01:02" },
  { height:  501412 , difficulty:  905511 , date:  "2015-06-03 08:01:57" },
  { height:  501413 , difficulty:  906767 , date:  "2015-06-03 08:04:38" },
  { height:  501414 , difficulty:  902154 , date:  "2015-06-03 08:06:55" },
  { height:  501415 , difficulty:  903064 , date:  "2015-06-03 08:07:10" },
  { height:  501416 , difficulty:  903639 , date:  "2015-06-03 08:07:48" },
  { height:  501417 , difficulty:  903565 , date:  "2015-06-03 08:08:10" },
  { height:  501418 , difficulty:  900258 , date:  "2015-06-03 08:08:13" },
  { height:  501419 , difficulty:  901222 , date:  "2015-06-03 08:09:41" },
  { height:  501420 , difficulty:  904014 , date:  "2015-06-03 08:10:20" },
  { height:  501421 , difficulty:  904790 , date:  "2015-06-03 08:12:33" },
  { height:  501422 , difficulty:  904428 , date:  "2015-06-03 08:12:39" },
  { height:  501423 , difficulty:  904779 , date:  "2015-06-03 08:14:43" },
  { height:  501424 , difficulty:  906012 , date:  "2015-06-03 08:15:53" },
  { height:  501425 , difficulty:  900002 , date:  "2015-06-03 08:15:58" },
  { height:  501426 , difficulty:  903717 , date:  "2015-06-03 08:17:47" },
  { height:  501427 , difficulty:  900004 , date:  "2015-06-03 08:17:51" },
  { height:  501428 , difficulty:  899414 , date:  "2015-06-03 08:19:01" },
  { height:  501429 , difficulty:  897206 , date:  "2015-06-03 08:19:07" },
  { height:  501430 , difficulty:  904660 , date:  "2015-06-03 08:22:00" },
  { height:  501431 , difficulty:  905390 , date:  "2015-06-03 08:25:13" },
  { height:  501432 , difficulty:  903868 , date:  "2015-06-03 08:26:54" },
  { height:  501433 , difficulty:  902504 , date:  "2015-06-03 08:27:00" },
  { height:  501434 , difficulty:  903637 , date:  "2015-06-03 08:27:02" },
  { height:  501435 , difficulty:  902960 , date:  "2015-06-03 08:27:58" },
  { height:  501436 , difficulty:  902142 , date:  "2015-06-03 08:28:04" },
  { height:  501437 , difficulty:  909571 , date:  "2015-06-03 08:28:36" },
  { height:  501438 , difficulty:  909879 , date:  "2015-06-03 08:30:28" },
  { height:  501439 , difficulty:  909425 , date:  "2015-06-03 08:30:32" },
  { height:  501440 , difficulty:  907680 , date:  "2015-06-03 08:32:59" },
  { height:  501441 , difficulty:  905053 , date:  "2015-06-03 08:33:02" },
  { height:  501442 , difficulty:  906964 , date:  "2015-06-03 08:33:42" },
  { height:  501443 , difficulty:  906204 , date:  "2015-06-03 08:35:22" },
  { height:  501444 , difficulty:  907200 , date:  "2015-06-03 08:36:35" },
  { height:  501445 , difficulty:  904819 , date:  "2015-06-03 08:39:24" },
  { height:  501446 , difficulty:  905575 , date:  "2015-06-03 08:39:26" },
  { height:  501447 , difficulty:  908452 , date:  "2015-06-03 08:40:07" },
  { height:  501448 , difficulty:  907339 , date:  "2015-06-03 08:41:10" },
  { height:  501449 , difficulty:  913393 , date:  "2015-06-03 08:41:16" },
  { height:  501450 , difficulty:  913619 , date:  "2015-06-03 08:44:23" },
  { height:  501451 , difficulty:  909002 , date:  "2015-06-03 08:47:29" },
  { height:  501452 , difficulty:  908780 , date:  "2015-06-03 08:48:12" },
  { height:  501453 , difficulty:  908580 , date:  "2015-06-03 08:49:16" },
  { height:  501454 , difficulty:  910601 , date:  "2015-06-03 08:49:20" },
  { height:  501455 , difficulty:  911371 , date:  "2015-06-03 08:49:24" },
  { height:  501456 , difficulty:  898724 , date:  "2015-06-03 08:49:59" },
  { height:  501457 , difficulty:  899514 , date:  "2015-06-03 08:57:22" },
  { height:  501458 , difficulty:  902693 , date:  "2015-06-03 08:57:26" },
  { height:  501459 , difficulty:  903814 , date:  "2015-06-03 09:01:25" },
  { height:  501460 , difficulty:  902713 , date:  "2015-06-03 09:01:26" },
  { height:  501461 , difficulty:  900897 , date:  "2015-06-03 09:02:08" },
  { height:  501462 , difficulty:  901409 , date:  "2015-06-03 09:03:23" },
  { height:  501463 , difficulty:  900422 , date:  "2015-06-03 09:03:47" },
  { height:  501464 , difficulty:  908000 , date:  "2015-06-03 09:05:12" },
  { height:  501465 , difficulty:  908606 , date:  "2015-06-03 09:05:18" },
  { height:  501466 , difficulty:  912220 , date:  "2015-06-03 09:07:59" },
  { height:  501467 , difficulty:  911691 , date:  "2015-06-03 09:08:02" },
  { height:  501468 , difficulty:  910831 , date:  "2015-06-03 09:10:57" },
  { height:  501469 , difficulty:  907004 , date:  "2015-06-03 09:12:43" },
  { height:  501470 , difficulty:  907267 , date:  "2015-06-03 09:15:11" },
  { height:  501471 , difficulty:  905594 , date:  "2015-06-03 09:15:03" },
  { height:  501472 , difficulty:  905876 , date:  "2015-06-03 09:16:15" },
  { height:  501473 , difficulty:  905129 , date:  "2015-06-03 09:16:58" },
  { height:  501474 , difficulty:  905211 , date:  "2015-06-03 09:17:16" },
  { height:  501475 , difficulty:  900610 , date:  "2015-06-03 09:18:44" },
  { height:  501476 , difficulty:  900333 , date:  "2015-06-03 09:18:50" },
  { height:  501477 , difficulty:  896405 , date:  "2015-06-03 09:20:07" },
  { height:  501478 , difficulty:  900264 , date:  "2015-06-03 09:23:19" },
  { height:  501479 , difficulty:  899926 , date:  "2015-06-03 09:23:59" },
  { height:  501480 , difficulty:  897271 , date:  "2015-06-03 09:24:27" },
  { height:  501481 , difficulty:  896901 , date:  "2015-06-03 09:24:40" },
  { height:  501482 , difficulty:  895900 , date:  "2015-06-03 09:25:22" },
  { height:  501483 , difficulty:  895397 , date:  "2015-06-03 09:26:00" },
  { height:  501484 , difficulty:  896646 , date:  "2015-06-03 09:28:37" },
  { height:  501485 , difficulty:  899130 , date:  "2015-06-03 09:33:42" },
  { height:  501486 , difficulty:  898737 , date:  "2015-06-03 09:33:46" },
  { height:  501487 , difficulty:  898811 , date:  "2015-06-03 09:35:41" },
  { height:  501488 , difficulty:  900287 , date:  "2015-06-03 09:35:48" },
  { height:  501489 , difficulty:  896559 , date:  "2015-06-03 09:38:08" },
  { height:  501490 , difficulty:  893773 , date:  "2015-06-03 09:38:12" },
  { height:  501491 , difficulty:  894310 , date:  "2015-06-03 09:38:16" },
  { height:  501492 , difficulty:  893337 , date:  "2015-06-03 09:43:12" },
  { height:  501493 , difficulty:  893100 , date:  "2015-06-03 09:43:15" },
  { height:  501494 , difficulty:  893106 , date:  "2015-06-03 09:48:56" },
  { height:  501495 , difficulty:  891006 , date:  "2015-06-03 09:49:18" },
  { height:  501496 , difficulty:  890565 , date:  "2015-06-03 09:52:52" },
  { height:  501497 , difficulty:  887941 , date:  "2015-06-03 09:53:54" },
  { height:  501498 , difficulty:  888073 , date:  "2015-06-03 09:54:00" },
  { height:  501499 , difficulty:  886730 , date:  "2015-06-03 09:56:05" },
  { height:  501500 , difficulty:  886187 , date:  "2015-06-03 09:56:31" },
  { height:  501501 , difficulty:  886041 , date:  "2015-06-03 09:56:57" },
  { height:  501502 , difficulty:  886418 , date:  "2015-06-03 09:57:07" },
  { height:  501503 , difficulty:  888651 , date:  "2015-06-03 09:58:49" },
  { height:  501504 , difficulty:  887061 , date:  "2015-06-03 09:59:31" },
  { height:  501505 , difficulty:  887499 , date:  "2015-06-03 09:59:33" },
  { height:  501506 , difficulty:  884582 , date:  "2015-06-03 10:00:28" },
  { height:  501507 , difficulty:  881504 , date:  "2015-06-03 10:00:33" },
  { height:  501508 , difficulty:  880723 , date:  "2015-06-03 10:01:42" },
  { height:  501509 , difficulty:  880653 , date:  "2015-06-03 10:02:22" },
  { height:  501510 , difficulty:  881555 , date:  "2015-06-03 10:03:39" },
  { height:  501511 , difficulty:  880751 , date:  "2015-06-03 10:03:47" },
  { height:  501512 , difficulty:  880752 , date:  "2015-06-03 10:04:00" },
  { height:  501513 , difficulty:  881422 , date:  "2015-06-03 10:07:08" },
  { height:  501514 , difficulty:  878890 , date:  "2015-06-03 10:07:17" },
  { height:  501515 , difficulty:  878999 , date:  "2015-06-03 10:08:24" },
  { height:  501516 , difficulty:  877026 , date:  "2015-06-03 10:09:00" },
  { height:  501517 , difficulty:  877940 , date:  "2015-06-03 10:09:16" },
  { height:  501518 , difficulty:  877035 , date:  "2015-06-03 10:10:15" },
  { height:  501519 , difficulty:  874864 , date:  "2015-06-03 10:11:17" },
  { height:  501520 , difficulty:  875949 , date:  "2015-06-03 10:11:21" },
  { height:  501521 , difficulty:  873845 , date:  "2015-06-03 10:11:38" },
  { height:  501522 , difficulty:  875288 , date:  "2015-06-03 10:12:16" },
  { height:  501523 , difficulty:  874477 , date:  "2015-06-03 10:13:35" },
  { height:  501524 , difficulty:  877619 , date:  "2015-06-03 10:14:09" },
  { height:  501525 , difficulty:  877378 , date:  "2015-06-03 10:14:24" },
  { height:  501526 , difficulty:  877401 , date:  "2015-06-03 10:14:37" },
  { height:  501527 , difficulty:  874861 , date:  "2015-06-03 10:15:35" },
  { height:  501528 , difficulty:  873855 , date:  "2015-06-03 10:16:26" },
  { height:  501529 , difficulty:  872344 , date:  "2015-06-03 10:16:48" },
  { height:  501530 , difficulty:  876396 , date:  "2015-06-03 10:18:03" },
  { height:  501531 , difficulty:  876373 , date:  "2015-06-03 10:22:06" },
  { height:  501532 , difficulty:  875891 , date:  "2015-06-03 10:22:47" },
  { height:  501533 , difficulty:  867041 , date:  "2015-06-03 10:23:11" },
  { height:  501534 , difficulty:  866856 , date:  "2015-06-03 10:23:15" },
  { height:  501535 , difficulty:  862463 , date:  "2015-06-03 10:23:55" },
  { height:  501536 , difficulty:  867160 , date:  "2015-06-03 10:24:01" },
  { height:  501537 , difficulty:  866230 , date:  "2015-06-03 10:24:04" },
  { height:  501538 , difficulty:  866545 , date:  "2015-06-03 10:24:30" },
  { height:  501539 , difficulty:  866765 , date:  "2015-06-03 10:24:37" },
  { height:  501540 , difficulty:  865465 , date:  "2015-06-03 10:25:02" },
  { height:  501541 , difficulty:  866280 , date:  "2015-06-03 10:26:16" },
  { height:  501542 , difficulty:  864710 , date:  "2015-06-03 10:28:01" },
  { height:  501543 , difficulty:  866882 , date:  "2015-06-03 10:28:58" },
  { height:  501544 , difficulty:  863784 , date:  "2015-06-03 10:29:27" },
  { height:  501545 , difficulty:  861370 , date:  "2015-06-03 10:30:29" },
  { height:  501546 , difficulty:  860176 , date:  "2015-06-03 10:31:12" },
  { height:  501547 , difficulty:  860422 , date:  "2015-06-03 10:31:37" },
  { height:  501548 , difficulty:  862786 , date:  "2015-06-03 10:32:52" },
  { height:  501549 , difficulty:  861824 , date:  "2015-06-03 10:32:55" },
  { height:  501550 , difficulty:  861532 , date:  "2015-06-03 10:33:24" },
  { height:  501551 , difficulty:  859681 , date:  "2015-06-03 10:37:04" },
  { height:  501552 , difficulty:  860049 , date:  "2015-06-03 10:37:25" },
  { height:  501553 , difficulty:  859376 , date:  "2015-06-03 10:37:40" },
  { height:  501554 , difficulty:  855637 , date:  "2015-06-03 10:38:16" },
  { height:  501555 , difficulty:  854683 , date:  "2015-06-03 10:39:07" },
  { height:  501556 , difficulty:  854087 , date:  "2015-06-03 10:41:42" },
  { height:  501557 , difficulty:  854997 , date:  "2015-06-03 10:41:46" },
  { height:  501558 , difficulty:  854054 , date:  "2015-06-03 10:42:58" },
  { height:  501559 , difficulty:  853216 , date:  "2015-06-03 10:43:32" },
  { height:  501560 , difficulty:  849892 , date:  "2015-06-03 10:43:37" },
  { height:  501561 , difficulty:  843559 , date:  "2015-06-03 10:43:54" },
  { height:  501562 , difficulty:  843951 , date:  "2015-06-03 10:45:25" },
  { height:  501563 , difficulty:  841875 , date:  "2015-06-03 10:45:29" },
  { height:  501564 , difficulty:  842395 , date:  "2015-06-03 10:46:58" },
  { height:  501565 , difficulty:  839535 , date:  "2015-06-03 10:48:27" },
  { height:  501566 , difficulty:  841952 , date:  "2015-06-03 10:48:37" },
  { height:  501567 , difficulty:  842908 , date:  "2015-06-03 10:49:52" },
  { height:  501568 , difficulty:  839009 , date:  "2015-06-03 10:51:01" },
  { height:  501569 , difficulty:  838823 , date:  "2015-06-03 10:53:26" },
  { height:  501570 , difficulty:  837836 , date:  "2015-06-03 10:54:52" },
  { height:  501571 , difficulty:  837600 , date:  "2015-06-03 10:55:08" },
  { height:  501572 , difficulty:  833123 , date:  "2015-06-03 10:55:11" },
  { height:  501573 , difficulty:  835054 , date:  "2015-06-03 10:55:49" },
  { height:  501574 , difficulty:  836505 , date:  "2015-06-03 10:55:52" },
  { height:  501575 , difficulty:  834711 , date:  "2015-06-03 10:56:49" },
  { height:  501576 , difficulty:  834585 , date:  "2015-06-03 10:58:25" },
  { height:  501577 , difficulty:  841877 , date:  "2015-06-03 10:58:27" },
  { height:  501578 , difficulty:  843334 , date:  "2015-06-03 10:59:03" },
  { height:  501579 , difficulty:  842223 , date:  "2015-06-03 10:59:11" },
  { height:  501580 , difficulty:  843227 , date:  "2015-06-03 11:02:14" },
  { height:  501581 , difficulty:  850135 , date:  "2015-06-03 11:02:52" },
  { height:  501582 , difficulty:  849102 , date:  "2015-06-03 11:02:59" },
  { height:  501583 , difficulty:  849399 , date:  "2015-06-03 11:05:05" },
  { height:  501584 , difficulty:  848556 , date:  "2015-06-03 11:05:11" },
  { height:  501585 , difficulty:  850757 , date:  "2015-06-03 11:06:02" },
  { height:  501586 , difficulty:  850041 , date:  "2015-06-03 11:10:56" },
  { height:  501587 , difficulty:  851508 , date:  "2015-06-03 11:11:02" },
  { height:  501588 , difficulty:  851321 , date:  "2015-06-03 11:11:14" },
  { height:  501589 , difficulty:  847351 , date:  "2015-06-03 11:11:49" },
  { height:  501590 , difficulty:  847056 , date:  "2015-06-03 11:11:57" },
  { height:  501591 , difficulty:  847562 , date:  "2015-06-03 11:13:09" },
  { height:  501592 , difficulty:  847116 , date:  "2015-06-03 11:13:49" },
  { height:  501593 , difficulty:  846777 , date:  "2015-06-03 11:14:59" },
  { height:  501594 , difficulty:  847655 , date:  "2015-06-03 11:15:00" },
  { height:  501595 , difficulty:  847265 , date:  "2015-06-03 11:16:31" },
  { height:  501596 , difficulty:  848441 , date:  "2015-06-03 11:19:05" },
  { height:  501597 , difficulty:  848539 , date:  "2015-06-03 11:19:29" },
  { height:  501598 , difficulty:  851168 , date:  "2015-06-03 11:20:29" },
  { height:  501599 , difficulty:  849354 , date:  "2015-06-03 11:21:36" },
  { height:  501600 , difficulty:  854006 , date:  "2015-06-03 11:21:43" },
  { height:  501601 , difficulty:  856569 , date:  "2015-06-03 11:22:14" },
  { height:  501602 , difficulty:  858005 , date:  "2015-06-03 11:23:04" },
  { height:  501603 , difficulty:  856954 , date:  "2015-06-03 11:24:53" },
  { height:  501604 , difficulty:  855880 , date:  "2015-06-03 11:24:58" },
  { height:  501605 , difficulty:  855446 , date:  "2015-06-03 11:25:52" },
  { height:  501606 , difficulty:  860092 , date:  "2015-06-03 11:27:46" },
  { height:  501607 , difficulty:  854692 , date:  "2015-06-03 11:27:56" },
  { height:  501608 , difficulty:  853904 , date:  "2015-06-03 11:28:56" },
  { height:  501609 , difficulty:  853642 , date:  "2015-06-03 11:29:10" },
  { height:  501610 , difficulty:  853422 , date:  "2015-06-03 11:31:00" },
  { height:  501611 , difficulty:  853069 , date:  "2015-06-03 11:33:26" },
  { height:  501612 , difficulty:  852818 , date:  "2015-06-03 11:33:36" },
  { height:  501613 , difficulty:  852662 , date:  "2015-06-03 11:35:21" },
  { height:  501614 , difficulty:  852487 , date:  "2015-06-03 11:38:44" },
  { height:  501615 , difficulty:  855130 , date:  "2015-06-03 11:41:00" },
  { height:  501616 , difficulty:  856509 , date:  "2015-06-03 11:41:23" },
  { height:  501617 , difficulty:  854759 , date:  "2015-06-03 11:42:15" },
  { height:  501618 , difficulty:  852329 , date:  "2015-06-03 11:44:28" },
  { height:  501619 , difficulty:  856972 , date:  "2015-06-03 11:44:33" },
  { height:  501620 , difficulty:  857953 , date:  "2015-06-03 11:45:29" },
  { height:  501621 , difficulty:  856754 , date:  "2015-06-03 11:46:36" },
  { height:  501622 , difficulty:  858227 , date:  "2015-06-03 11:47:06" },
  { height:  501623 , difficulty:  857570 , date:  "2015-06-03 11:47:12" },
  { height:  501624 , difficulty:  856620 , date:  "2015-06-03 11:47:21" },
  { height:  501625 , difficulty:  856795 , date:  "2015-06-03 11:47:29" },
  { height:  501626 , difficulty:  856081 , date:  "2015-06-03 11:47:32" },
  { height:  501627 , difficulty:  852702 , date:  "2015-06-03 11:47:37" },
  { height:  501628 , difficulty:  852456 , date:  "2015-06-03 11:50:54" },
  { height:  501629 , difficulty:  856726 , date:  "2015-06-03 11:50:57" },
  { height:  501630 , difficulty:  855758 , date:  "2015-06-03 11:52:06" },
  { height:  501631 , difficulty:  854552 , date:  "2015-06-03 11:52:07" },
  { height:  501632 , difficulty:  851432 , date:  "2015-06-03 11:52:52" },
  { height:  501633 , difficulty:  852340 , date:  "2015-06-03 11:53:47" },
  { height:  501634 , difficulty:  854150 , date:  "2015-06-03 11:54:24" },
  { height:  501635 , difficulty:  855838 , date:  "2015-06-03 11:55:45" },
  { height:  501636 , difficulty:  856288 , date:  "2015-06-03 11:55:49" },
  { height:  501637 , difficulty:  856399 , date:  "2015-06-03 11:58:02" },
  { height:  501638 , difficulty:  855382 , date:  "2015-06-03 11:58:37" },
  { height:  501639 , difficulty:  855100 , date:  "2015-06-03 11:58:16" },
  { height:  501640 , difficulty:  853933 , date:  "2015-06-03 11:58:38" },
  { height:  501641 , difficulty:  852579 , date:  "2015-06-03 12:03:19" },
  { height:  501642 , difficulty:  852249 , date:  "2015-06-03 12:03:24" },
  { height:  501643 , difficulty:  851704 , date:  "2015-06-03 12:03:45" },
  { height:  501644 , difficulty:  851237 , date:  "2015-06-03 12:03:50" },
  { height:  501645 , difficulty:  847916 , date:  "2015-06-03 12:04:54" },
  { height:  501646 , difficulty:  846776 , date:  "2015-06-03 12:05:23" },
  { height:  501647 , difficulty:  846337 , date:  "2015-06-03 12:06:46" },
  { height:  501648 , difficulty:  847384 , date:  "2015-06-03 12:07:04" },
  { height:  501649 , difficulty:  849343 , date:  "2015-06-03 12:08:04" },
  { height:  501650 , difficulty:  851616 , date:  "2015-06-03 12:08:10" },
  { height:  501651 , difficulty:  850820 , date:  "2015-06-03 12:09:30" },
  { height:  501652 , difficulty:  850541 , date:  "2015-06-03 12:10:27" },
  { height:  501653 , difficulty:  852532 , date:  "2015-06-03 12:11:00" },
  { height:  501654 , difficulty:  851590 , date:  "2015-06-03 12:11:57" },
  { height:  501655 , difficulty:  853223 , date:  "2015-06-03 12:12:09" },
  { height:  501656 , difficulty:  849262 , date:  "2015-06-03 12:14:49" },
  { height:  501657 , difficulty:  850912 , date:  "2015-06-03 12:14:56" },
  { height:  501658 , difficulty:  850663 , date:  "2015-06-03 12:15:41" },
  { height:  501659 , difficulty:  848797 , date:  "2015-06-03 12:15:47" },
  { height:  501660 , difficulty:  853193 , date:  "2015-06-03 12:17:28" },
  { height:  501661 , difficulty:  851974 , date:  "2015-06-03 12:18:58" },
  { height:  501662 , difficulty:  850522 , date:  "2015-06-03 12:19:03" },
  { height:  501663 , difficulty:  851712 , date:  "2015-06-03 12:20:25" },
  { height:  501664 , difficulty:  851515 , date:  "2015-06-03 12:20:55" },
  { height:  501665 , difficulty:  851550 , date:  "2015-06-03 12:21:09" },
  { height:  501666 , difficulty:  854320 , date:  "2015-06-03 12:21:14" },
  { height:  501667 , difficulty:  852721 , date:  "2015-06-03 12:23:47" },
  { height:  501668 , difficulty:  853560 , date:  "2015-06-03 12:23:50" },
  { height:  501669 , difficulty:  852805 , date:  "2015-06-03 12:24:58" },
  { height:  501670 , difficulty:  852903 , date:  "2015-06-03 12:26:18" },
  { height:  501671 , difficulty:  850765 , date:  "2015-06-03 12:26:20" },
  { height:  501672 , difficulty:  847264 , date:  "2015-06-03 12:27:00" },
  { height:  501673 , difficulty:  846569 , date:  "2015-06-03 12:27:02" },
  { height:  501674 , difficulty:  846355 , date:  "2015-06-03 12:27:17" },
  { height:  501675 , difficulty:  846974 , date:  "2015-06-03 12:29:07" },
  { height:  501676 , difficulty:  847459 , date:  "2015-06-03 12:29:13" },
  { height:  501677 , difficulty:  849314 , date:  "2015-06-03 12:29:30" },
  { height:  501678 , difficulty:  848196 , date:  "2015-06-03 12:30:15" },
  { height:  501679 , difficulty:  848803 , date:  "2015-06-03 12:30:39" },
  { height:  501680 , difficulty:  848519 , date:  "2015-06-03 12:34:07" },
  { height:  501681 , difficulty:  847523 , date:  "2015-06-03 12:33:30" },
  { height:  501682 , difficulty:  845452 , date:  "2015-06-03 12:34:11" },
  { height:  501683 , difficulty:  846114 , date:  "2015-06-03 12:34:36" },
  { height:  501684 , difficulty:  844713 , date:  "2015-06-03 12:34:43" },
  { height:  501685 , difficulty:  847626 , date:  "2015-06-03 12:35:32" },
  { height:  501686 , difficulty:  845100 , date:  "2015-06-03 12:35:34" },
  { height:  501687 , difficulty:  842099 , date:  "2015-06-03 12:36:29" },
  { height:  501688 , difficulty:  841768 , date:  "2015-06-03 12:36:37" },
  { height:  501689 , difficulty:  839609 , date:  "2015-06-03 12:37:49" },
  { height:  501690 , difficulty:  837039 , date:  "2015-06-03 12:37:53" },
  { height:  501691 , difficulty:  834158 , date:  "2015-06-03 12:38:17" },
  { height:  501692 , difficulty:  834449 , date:  "2015-06-03 12:38:39" },
  { height:  501693 , difficulty:  835483 , date:  "2015-06-03 12:39:45" },
  { height:  501694 , difficulty:  832662 , date:  "2015-06-03 12:42:27" },
  { height:  501695 , difficulty:  835185 , date:  "2015-06-03 12:43:36" },
  { height:  501696 , difficulty:  833904 , date:  "2015-06-03 12:43:25" },
  { height:  501697 , difficulty:  834292 , date:  "2015-06-03 12:43:34" },
  { height:  501698 , difficulty:  836157 , date:  "2015-06-03 12:43:51" },
  { height:  501699 , difficulty:  844828 , date:  "2015-06-03 12:45:25" },
  { height:  501700 , difficulty:  844543 , date:  "2015-06-03 12:46:47" },
  { height:  501701 , difficulty:  846606 , date:  "2015-06-03 12:48:40" },
  { height:  501702 , difficulty:  847782 , date:  "2015-06-03 12:48:53" },
  { height:  501703 , difficulty:  847955 , date:  "2015-06-03 12:50:27" },
  { height:  501704 , difficulty:  846543 , date:  "2015-06-03 12:54:58" },
  { height:  501705 , difficulty:  847458 , date:  "2015-06-03 12:55:16" },
  { height:  501706 , difficulty:  845842 , date:  "2015-06-03 12:55:21" },
  { height:  501707 , difficulty:  846643 , date:  "2015-06-03 12:58:23" },
  { height:  501708 , difficulty:  852558 , date:  "2015-06-03 12:58:25" },
  { height:  501709 , difficulty:  851199 , date:  "2015-06-03 12:59:13" },
  { height:  501710 , difficulty:  850286 , date:  "2015-06-03 12:59:25" },
  { height:  501711 , difficulty:  848924 , date:  "2015-06-03 12:59:43" },
  { height:  501712 , difficulty:  848760 , date:  "2015-06-03 13:01:40" },
  { height:  501713 , difficulty:  846643 , date:  "2015-06-03 13:01:44" },
  { height:  501714 , difficulty:  848453 , date:  "2015-06-03 13:01:47" },
  { height:  501715 , difficulty:  847874 , date:  "2015-06-03 13:02:45" },
  { height:  501716 , difficulty:  848989 , date:  "2015-06-03 13:04:17" },
  { height:  501717 , difficulty:  842787 , date:  "2015-06-03 13:04:57" },
  { height:  501718 , difficulty:  844121 , date:  "2015-06-03 13:05:34" },
  { height:  501719 , difficulty:  843800 , date:  "2015-06-03 13:05:51" },
  { height:  501720 , difficulty:  845867 , date:  "2015-06-03 13:06:29" },
  { height:  501721 , difficulty:  844795 , date:  "2015-06-03 13:06:54" },
  { height:  501722 , difficulty:  843984 , date:  "2015-06-03 13:09:27" },
  { height:  501723 , difficulty:  845065 , date:  "2015-06-03 13:11:04" },
  { height:  501724 , difficulty:  846152 , date:  "2015-06-03 13:11:10" },
  { height:  501725 , difficulty:  844801 , date:  "2015-06-03 13:13:27" },
  { height:  501726 , difficulty:  844712 , date:  "2015-06-03 13:15:05" },
  { height:  501727 , difficulty:  842811 , date:  "2015-06-03 13:15:38" },
  { height:  501728 , difficulty:  841950 , date:  "2015-06-03 13:16:22" },
  { height:  501729 , difficulty:  842684 , date:  "2015-06-03 13:16:26" },
  { height:  501730 , difficulty:  841351 , date:  "2015-06-03 13:19:48" },
  { height:  501731 , difficulty:  841957 , date:  "2015-06-03 13:19:52" },
  { height:  501732 , difficulty:  838890 , date:  "2015-06-03 13:22:00" },
  { height:  501733 , difficulty:  840258 , date:  "2015-06-03 13:26:00" },
  { height:  501734 , difficulty:  839652 , date:  "2015-06-03 13:26:43" },
  { height:  501735 , difficulty:  842477 , date:  "2015-06-03 13:27:30" },
  { height:  501736 , difficulty:  840248 , date:  "2015-06-03 13:28:12" },
  { height:  501737 , difficulty:  843803 , date:  "2015-06-03 13:29:11" },
  { height:  501738 , difficulty:  844569 , date:  "2015-06-03 13:29:21" },
  { height:  501739 , difficulty:  844690 , date:  "2015-06-03 13:29:42" },
  { height:  501740 , difficulty:  844418 , date:  "2015-06-03 13:29:45" },
  { height:  501741 , difficulty:  845403 , date:  "2015-06-03 13:30:00" },
  { height:  501742 , difficulty:  845248 , date:  "2015-06-03 13:33:48" },
  { height:  501743 , difficulty:  843552 , date:  "2015-06-03 13:34:07" },
  { height:  501744 , difficulty:  846961 , date:  "2015-06-03 13:36:53" },
  { height:  501745 , difficulty:  845415 , date:  "2015-06-03 13:37:56" },
  { height:  501746 , difficulty:  843570 , date:  "2015-06-03 13:40:30" },
  { height:  501747 , difficulty:  844260 , date:  "2015-06-03 13:40:33" },
  { height:  501748 , difficulty:  845032 , date:  "2015-06-03 13:40:41" },
  { height:  501749 , difficulty:  846968 , date:  "2015-06-03 13:41:26" },
  { height:  501750 , difficulty:  848060 , date:  "2015-06-03 13:43:24" },
  { height:  501751 , difficulty:  845531 , date:  "2015-06-03 13:44:43" },
  { height:  501752 , difficulty:  847389 , date:  "2015-06-03 13:44:47" },
  { height:  501753 , difficulty:  847002 , date:  "2015-06-03 13:46:43" },
  { height:  501754 , difficulty:  848493 , date:  "2015-06-03 13:47:18" },
  { height:  501755 , difficulty:  850039 , date:  "2015-06-03 13:47:19" },
  { height:  501756 , difficulty:  847780 , date:  "2015-06-03 13:47:40" },
  { height:  501757 , difficulty:  847803 , date:  "2015-06-03 13:49:40" },
  { height:  501758 , difficulty:  848000 , date:  "2015-06-03 13:49:42" },
  { height:  501759 , difficulty:  853209 , date:  "2015-06-03 13:50:18" },
  { height:  501760 , difficulty:  852984 , date:  "2015-06-03 13:50:22" },
  { height:  501761 , difficulty:  853947 , date:  "2015-06-03 13:52:13" },
  { height:  501762 , difficulty:  853787 , date:  "2015-06-03 13:54:34" },
  { height:  501763 , difficulty:  852400 , date:  "2015-06-03 13:55:28" },
  { height:  501764 , difficulty:  852235 , date:  "2015-06-03 13:55:35" },
  { height:  501765 , difficulty:  856325 , date:  "2015-06-03 13:56:10" },
  { height:  501766 , difficulty:  856110 , date:  "2015-06-03 13:56:12" },
  { height:  501767 , difficulty:  859218 , date:  "2015-06-03 13:56:21" },
  { height:  501768 , difficulty:  858615 , date:  "2015-06-03 13:57:38" },
  { height:  501769 , difficulty:  858377 , date:  "2015-06-03 13:57:50" },
  { height:  501770 , difficulty:  858015 , date:  "2015-06-03 13:57:52" },
  { height:  501771 , difficulty:  858358 , date:  "2015-06-03 13:58:39" },
  { height:  501772 , difficulty:  859987 , date:  "2015-06-03 13:59:51" },
  { height:  501773 , difficulty:  859859 , date:  "2015-06-03 14:00:00" },
  { height:  501774 , difficulty:  861554 , date:  "2015-06-03 14:00:04" },
  { height:  501775 , difficulty:  859400 , date:  "2015-06-03 14:00:13" },
  { height:  501776 , difficulty:  857570 , date:  "2015-06-03 14:01:38" },
  { height:  501777 , difficulty:  855393 , date:  "2015-06-03 14:03:00" },
  { height:  501778 , difficulty:  858280 , date:  "2015-06-03 14:03:19" },
  { height:  501779 , difficulty:  856027 , date:  "2015-06-03 14:03:22" },
  { height:  501780 , difficulty:  850914 , date:  "2015-06-03 14:04:14" },
  { height:  501781 , difficulty:  851897 , date:  "2015-06-03 14:04:16" },
  { height:  501782 , difficulty:  852404 , date:  "2015-06-03 14:05:51" },
  { height:  501783 , difficulty:  848386 , date:  "2015-06-03 14:07:14" },
  { height:  501784 , difficulty:  848845 , date:  "2015-06-03 14:07:36" },
  { height:  501785 , difficulty:  848838 , date:  "2015-06-03 14:09:15" },
  { height:  501786 , difficulty:  849441 , date:  "2015-06-03 14:09:36" },
  { height:  501787 , difficulty:  851021 , date:  "2015-06-03 14:09:37" },
  { height:  501788 , difficulty:  849712 , date:  "2015-06-03 14:12:37" },
  { height:  501789 , difficulty:  850907 , date:  "2015-06-03 14:12:39" },
  { height:  501790 , difficulty:  854261 , date:  "2015-06-03 14:16:07" },
  { height:  501791 , difficulty:  852875 , date:  "2015-06-03 14:16:12" },
  { height:  501792 , difficulty:  851514 , date:  "2015-06-03 14:20:40" },
  { height:  501793 , difficulty:  850587 , date:  "2015-06-03 14:21:02" },
  { height:  501794 , difficulty:  849796 , date:  "2015-06-03 14:21:04" },
  { height:  501795 , difficulty:  851983 , date:  "2015-06-03 14:21:27" },
  { height:  501796 , difficulty:  855310 , date:  "2015-06-03 14:22:25" },
  { height:  501797 , difficulty:  855523 , date:  "2015-06-03 14:22:28" },
  { height:  501798 , difficulty:  852210 , date:  "2015-06-03 14:22:33" },
  { height:  501799 , difficulty:  850171 , date:  "2015-06-03 14:23:49" },
  { height:  501800 , difficulty:  858528 , date:  "2015-06-03 14:24:16" },
  { height:  501801 , difficulty:  855850 , date:  "2015-06-03 14:26:56" },
  { height:  501802 , difficulty:  853590 , date:  "2015-06-03 14:26:59" },
  { height:  501803 , difficulty:  853435 , date:  "2015-06-03 14:29:22" },
  { height:  501804 , difficulty:  855707 , date:  "2015-06-03 14:29:59" },
  { height:  501805 , difficulty:  856727 , date:  "2015-06-03 14:30:33" },
  { height:  501806 , difficulty:  852000 , date:  "2015-06-03 14:30:38" },
  { height:  501807 , difficulty:  853729 , date:  "2015-06-03 14:30:42" },
  { height:  501808 , difficulty:  853746 , date:  "2015-06-03 14:31:58" },
  { height:  501809 , difficulty:  848203 , date:  "2015-06-03 14:32:03" },
  { height:  501810 , difficulty:  850983 , date:  "2015-06-03 14:39:38" },
  { height:  501811 , difficulty:  849849 , date:  "2015-06-03 14:39:39" },
  { height:  501812 , difficulty:  849314 , date:  "2015-06-03 14:40:35" },
  { height:  501813 , difficulty:  848794 , date:  "2015-06-03 14:42:35" },
  { height:  501814 , difficulty:  849455 , date:  "2015-06-03 14:42:27" },
  { height:  501815 , difficulty:  850144 , date:  "2015-06-03 14:45:03" },
  { height:  501816 , difficulty:  850119 , date:  "2015-06-03 14:45:05" },
  { height:  501817 , difficulty:  852136 , date:  "2015-06-03 14:45:09" },
  { height:  501818 , difficulty:  848293 , date:  "2015-06-03 14:45:57" },
  { height:  501819 , difficulty:  848405 , date:  "2015-06-03 14:46:12" },
  { height:  501820 , difficulty:  848365 , date:  "2015-06-03 14:48:00" },
  { height:  501821 , difficulty:  849009 , date:  "2015-06-03 14:50:16" },
  { height:  501822 , difficulty:  845804 , date:  "2015-06-03 14:50:20" },
  { height:  501823 , difficulty:  847487 , date:  "2015-06-03 14:52:40" },
  { height:  501824 , difficulty:  853377 , date:  "2015-06-03 14:53:52" },
  { height:  501825 , difficulty:  852508 , date:  "2015-06-03 14:54:10" },
  { height:  501826 , difficulty:  849917 , date:  "2015-06-03 14:55:28" },
  { height:  501827 , difficulty:  848024 , date:  "2015-06-03 14:55:46" },
  { height:  501828 , difficulty:  848256 , date:  "2015-06-03 14:56:46" },
  { height:  501829 , difficulty:  845882 , date:  "2015-06-03 14:57:06" },
  { height:  501830 , difficulty:  845739 , date:  "2015-06-03 14:57:43" },
  { height:  501831 , difficulty:  845624 , date:  "2015-06-03 14:57:54" },
  { height:  501832 , difficulty:  845706 , date:  "2015-06-03 14:58:26" },
  { height:  501833 , difficulty:  846700 , date:  "2015-06-03 14:58:39" },
  { height:  501834 , difficulty:  846625 , date:  "2015-06-03 15:00:49" },
  { height:  501835 , difficulty:  848663 , date:  "2015-06-03 15:02:46" },
  { height:  501836 , difficulty:  850149 , date:  "2015-06-03 15:03:52" },
  { height:  501837 , difficulty:  847652 , date:  "2015-06-03 15:05:22" },
  { height:  501838 , difficulty:  846145 , date:  "2015-06-03 15:05:25" },
  { height:  501839 , difficulty:  846734 , date:  "2015-06-03 15:05:33" },
  { height:  501840 , difficulty:  846477 , date:  "2015-06-03 15:06:49" },
  { height:  501841 , difficulty:  846012 , date:  "2015-06-03 15:06:52" },
  { height:  501842 , difficulty:  846904 , date:  "2015-06-03 15:09:04" },
  { height:  501843 , difficulty:  847029 , date:  "2015-06-03 15:09:45" },
  { height:  501844 , difficulty:  847486 , date:  "2015-06-03 15:09:40" },
  { height:  501845 , difficulty:  847228 , date:  "2015-06-03 15:09:42" },
  { height:  501846 , difficulty:  848382 , date:  "2015-06-03 15:10:06" },
  { height:  501847 , difficulty:  847217 , date:  "2015-06-03 15:10:18" },
  { height:  501848 , difficulty:  845925 , date:  "2015-06-03 15:10:34" },
  { height:  501849 , difficulty:  849816 , date:  "2015-06-03 15:14:11" },
  { height:  501850 , difficulty:  850087 , date:  "2015-06-03 15:15:10" },
  { height:  501851 , difficulty:  852541 , date:  "2015-06-03 15:16:01" },
  { height:  501852 , difficulty:  852739 , date:  "2015-06-03 15:17:03" },
  { height:  501853 , difficulty:  852165 , date:  "2015-06-03 15:17:46" },
  { height:  501854 , difficulty:  851690 , date:  "2015-06-03 15:17:49" },
  { height:  501855 , difficulty:  855814 , date:  "2015-06-03 15:19:02" },
  { height:  501856 , difficulty:  855552 , date:  "2015-06-03 15:20:06" },
  { height:  501857 , difficulty:  855839 , date:  "2015-06-03 15:20:08" },
  { height:  501858 , difficulty:  853714 , date:  "2015-06-03 15:21:32" },
  { height:  501859 , difficulty:  851975 , date:  "2015-06-03 15:21:57" },
  { height:  501860 , difficulty:  854634 , date:  "2015-06-03 15:22:58" },
  { height:  501861 , difficulty:  852280 , date:  "2015-06-03 15:23:03" },
  { height:  501862 , difficulty:  855149 , date:  "2015-06-03 15:23:57" },
  { height:  501863 , difficulty:  856942 , date:  "2015-06-03 15:24:46" },
  { height:  501864 , difficulty:  852715 , date:  "2015-06-03 15:25:11" },
  { height:  501865 , difficulty:  853247 , date:  "2015-06-03 15:25:16" },
  { height:  501866 , difficulty:  849177 , date:  "2015-06-03 15:27:09" },
  { height:  501867 , difficulty:  849014 , date:  "2015-06-03 15:29:23" },
  { height:  501868 , difficulty:  843131 , date:  "2015-06-03 15:29:24" },
  { height:  501869 , difficulty:  845417 , date:  "2015-06-03 15:30:16" },
  { height:  501870 , difficulty:  845233 , date:  "2015-06-03 15:31:26" },
  { height:  501871 , difficulty:  845321 , date:  "2015-06-03 15:33:05" },
  { height:  501872 , difficulty:  846582 , date:  "2015-06-03 15:33:27" },
  { height:  501873 , difficulty:  846438 , date:  "2015-06-03 15:33:59" },
  { height:  501874 , difficulty:  848261 , date:  "2015-06-03 15:35:30" },
  { height:  501875 , difficulty:  847051 , date:  "2015-06-03 15:35:35" },
  { height:  501876 , difficulty:  847256 , date:  "2015-06-03 15:37:23" },
  { height:  501877 , difficulty:  845243 , date:  "2015-06-03 15:37:29" },
  { height:  501878 , difficulty:  847946 , date:  "2015-06-03 15:38:33" },
  { height:  501879 , difficulty:  844649 , date:  "2015-06-03 15:38:53" },
  { height:  501880 , difficulty:  844682 , date:  "2015-06-03 15:39:19" },
  { height:  501881 , difficulty:  846239 , date:  "2015-06-03 15:39:31" },
  { height:  501882 , difficulty:  850162 , date:  "2015-06-03 15:42:25" },
  { height:  501883 , difficulty:  850832 , date:  "2015-06-03 15:42:59" },
  { height:  501884 , difficulty:  850665 , date:  "2015-06-03 15:43:40" },
  { height:  501885 , difficulty:  852553 , date:  "2015-06-03 15:43:48" },
  { height:  501886 , difficulty:  842248 , date:  "2015-06-03 15:44:22" },
  { height:  501887 , difficulty:  842585 , date:  "2015-06-03 15:44:25" },
  { height:  501888 , difficulty:  842788 , date:  "2015-06-03 15:44:35" },
  { height:  501889 , difficulty:  840719 , date:  "2015-06-03 15:49:53" },
  { height:  501890 , difficulty:  841025 , date:  "2015-06-03 15:49:41" },
  { height:  501891 , difficulty:  838483 , date:  "2015-06-03 15:50:23" },
  { height:  501892 , difficulty:  840686 , date:  "2015-06-03 15:51:41" },
  { height:  501893 , difficulty:  845343 , date:  "2015-06-03 15:52:17" },
  { height:  501894 , difficulty:  844223 , date:  "2015-06-03 15:52:59" },
  { height:  501895 , difficulty:  846553 , date:  "2015-06-03 15:53:06" },
  { height:  501896 , difficulty:  845101 , date:  "2015-06-03 15:53:31" },
  { height:  501897 , difficulty:  842919 , date:  "2015-06-03 15:55:06" },
  { height:  501898 , difficulty:  844418 , date:  "2015-06-03 15:55:07" },
  { height:  501899 , difficulty:  841282 , date:  "2015-06-03 15:56:54" },
  { height:  501900 , difficulty:  842086 , date:  "2015-06-03 15:59:06" },
  { height:  501901 , difficulty:  842568 , date:  "2015-06-03 15:59:41" },
  { height:  501902 , difficulty:  841689 , date:  "2015-06-03 15:59:13" },
  { height:  501903 , difficulty:  842451 , date:  "2015-06-03 16:00:17" },
  { height:  501904 , difficulty:  840999 , date:  "2015-06-03 16:00:33" },
  { height:  501905 , difficulty:  842433 , date:  "2015-06-03 16:01:04" },
  { height:  501906 , difficulty:  842481 , date:  "2015-06-03 16:01:28" },
  { height:  501907 , difficulty:  845325 , date:  "2015-06-03 16:03:04" },
  { height:  501908 , difficulty:  844830 , date:  "2015-06-03 16:03:11" },
  { height:  501909 , difficulty:  845282 , date:  "2015-06-03 16:03:16" },
  { height:  501910 , difficulty:  843067 , date:  "2015-06-03 16:04:22" },
  { height:  501911 , difficulty:  843476 , date:  "2015-06-03 16:04:28" },
  { height:  501912 , difficulty:  843487 , date:  "2015-06-03 16:04:33" },
  { height:  501913 , difficulty:  841392 , date:  "2015-06-03 16:04:43" },
  { height:  501914 , difficulty:  844704 , date:  "2015-06-03 16:05:33" },
  { height:  501915 , difficulty:  844419 , date:  "2015-06-03 16:07:54" },
  { height:  501916 , difficulty:  843679 , date:  "2015-06-03 16:07:56" },
  { height:  501917 , difficulty:  843543 , date:  "2015-06-03 16:11:18" },
  { height:  501918 , difficulty:  841124 , date:  "2015-06-03 16:12:34" },
  { height:  501919 , difficulty:  843466 , date:  "2015-06-03 16:12:35" },
  { height:  501920 , difficulty:  843285 , date:  "2015-06-03 16:13:07" },
  { height:  501921 , difficulty:  844984 , date:  "2015-06-03 16:13:12" },
  { height:  501922 , difficulty:  848780 , date:  "2015-06-03 16:13:20" },
  { height:  501923 , difficulty:  848389 , date:  "2015-06-03 16:13:22" },
  { height:  501924 , difficulty:  852350 , date:  "2015-06-03 16:13:46" },
  { height:  501925 , difficulty:  847434 , date:  "2015-06-03 16:14:15" },
  { height:  501926 , difficulty:  847318 , date:  "2015-06-03 16:17:00" },
  { height:  501927 , difficulty:  846643 , date:  "2015-06-03 16:17:02" },
  { height:  501928 , difficulty:  846876 , date:  "2015-06-03 16:18:39" },
  { height:  501929 , difficulty:  847427 , date:  "2015-06-03 16:19:49" },
  { height:  501930 , difficulty:  848090 , date:  "2015-06-03 16:24:36" },
  { height:  501931 , difficulty:  846475 , date:  "2015-06-03 16:24:41" },
  { height:  501932 , difficulty:  848581 , date:  "2015-06-03 16:26:50" },
  { height:  501933 , difficulty:  850055 , date:  "2015-06-03 16:27:44" },
  { height:  501934 , difficulty:  848052 , date:  "2015-06-03 16:28:25" },
  { height:  501935 , difficulty:  847530 , date:  "2015-06-03 16:28:28" },
  { height:  501936 , difficulty:  848469 , date:  "2015-06-03 16:28:49" },
  { height:  501937 , difficulty:  852812 , date:  "2015-06-03 16:32:00" },
  { height:  501938 , difficulty:  851443 , date:  "2015-06-03 16:32:04" },
  { height:  501939 , difficulty:  852008 , date:  "2015-06-03 16:34:24" },
  { height:  501940 , difficulty:  853418 , date:  "2015-06-03 16:35:27" },
  { height:  501941 , difficulty:  853441 , date:  "2015-06-03 16:37:58" },
  { height:  501942 , difficulty:  853455 , date:  "2015-06-03 16:39:01" },
  { height:  501943 , difficulty:  852749 , date:  "2015-06-03 16:39:04" },
  { height:  501944 , difficulty:  853833 , date:  "2015-06-03 16:41:46" },
  { height:  501945 , difficulty:  853955 , date:  "2015-06-03 16:42:22" },
  { height:  501946 , difficulty:  854816 , date:  "2015-06-03 16:43:05" },
  { height:  501947 , difficulty:  852423 , date:  "2015-06-03 16:43:32" },
  { height:  501948 , difficulty:  853865 , date:  "2015-06-03 16:45:56" },
  { height:  501949 , difficulty:  860257 , date:  "2015-06-03 16:46:00" },
  { height:  501950 , difficulty:  859760 , date:  "2015-06-03 16:46:15" },
  { height:  501951 , difficulty:  859637 , date:  "2015-06-03 16:46:25" },
  { height:  501952 , difficulty:  863848 , date:  "2015-06-03 16:47:26" },
  { height:  501953 , difficulty:  864009 , date:  "2015-06-03 16:47:30" },
  { height:  501954 , difficulty:  862616 , date:  "2015-06-03 16:48:55" },
  { height:  501955 , difficulty:  862590 , date:  "2015-06-03 16:49:12" },
  { height:  501956 , difficulty:  868320 , date:  "2015-06-03 16:49:28" },
  { height:  501957 , difficulty:  875421 , date:  "2015-06-03 16:50:35" },
  { height:  501958 , difficulty:  872018 , date:  "2015-06-03 16:51:33" },
  { height:  501959 , difficulty:  871240 , date:  "2015-06-03 16:52:08" },
  { height:  501960 , difficulty:  871449 , date:  "2015-06-03 16:53:44" },
  { height:  501961 , difficulty:  871641 , date:  "2015-06-03 16:54:25" },
  { height:  501962 , difficulty:  873484 , date:  "2015-06-03 16:55:52" },
  { height:  501963 , difficulty:  874241 , date:  "2015-06-03 16:56:44" },
  { height:  501964 , difficulty:  873957 , date:  "2015-06-03 16:56:50" },
  { height:  501965 , difficulty:  876252 , date:  "2015-06-03 16:57:08" },
  { height:  501966 , difficulty:  875840 , date:  "2015-06-03 16:57:48" },
  { height:  501967 , difficulty:  874963 , date:  "2015-06-03 16:57:59" },
  { height:  501968 , difficulty:  873334 , date:  "2015-06-03 17:01:35" },
  { height:  501969 , difficulty:  873836 , date:  "2015-06-03 17:02:39" },
  { height:  501970 , difficulty:  873558 , date:  "2015-06-03 17:02:50" },
  { height:  501971 , difficulty:  873313 , date:  "2015-06-03 17:02:54" },
  { height:  501972 , difficulty:  874866 , date:  "2015-06-03 17:03:07" },
  { height:  501973 , difficulty:  872522 , date:  "2015-06-03 17:04:38" },
  { height:  501974 , difficulty:  873560 , date:  "2015-06-03 17:04:43" },
  { height:  501975 , difficulty:  873962 , date:  "2015-06-03 17:04:59" },
  { height:  501976 , difficulty:  871306 , date:  "2015-06-03 17:05:43" },
  { height:  501977 , difficulty:  871833 , date:  "2015-06-03 17:06:35" },
  { height:  501978 , difficulty:  872652 , date:  "2015-06-03 17:06:49" },
  { height:  501979 , difficulty:  872279 , date:  "2015-06-03 17:09:28" },
  { height:  501980 , difficulty:  873483 , date:  "2015-06-03 17:09:34" },
  { height:  501981 , difficulty:  873624 , date:  "2015-06-03 17:10:47" },
  { height:  501982 , difficulty:  872915 , date:  "2015-06-03 17:11:17" },
  { height:  501983 , difficulty:  872459 , date:  "2015-06-03 17:15:00" },
  { height:  501984 , difficulty:  876126 , date:  "2015-06-03 17:17:02" },
  { height:  501985 , difficulty:  875863 , date:  "2015-06-03 17:17:33" },
  { height:  501986 , difficulty:  878792 , date:  "2015-06-03 17:18:18" },
  { height:  501987 , difficulty:  878652 , date:  "2015-06-03 17:18:57" },
  { height:  501988 , difficulty:  879055 , date:  "2015-06-03 17:19:39" },
  { height:  501989 , difficulty:  879331 , date:  "2015-06-03 17:19:38" },
  { height:  501990 , difficulty:  879591 , date:  "2015-06-03 17:19:40" },
  { height:  501991 , difficulty:  876277 , date:  "2015-06-03 17:20:18" },
  { height:  501992 , difficulty:  883869 , date:  "2015-06-03 17:20:22" },
  { height:  501993 , difficulty:  879528 , date:  "2015-06-03 17:20:43" },
  { height:  501994 , difficulty:  877482 , date:  "2015-06-03 17:22:58" },
  { height:  501995 , difficulty:  878777 , date:  "2015-06-03 17:23:03" },
  { height:  501996 , difficulty:  881664 , date:  "2015-06-03 17:24:10" },
  { height:  501997 , difficulty:  881529 , date:  "2015-06-03 17:24:29" },
  { height:  501998 , difficulty:  883497 , date:  "2015-06-03 17:24:38" },
  { height:  501999 , difficulty:  885876 , date:  "2015-06-03 17:25:33" },
  { height:  502000 , difficulty:  885235 , date:  "2015-06-03 17:25:47" },
  { height:  502001 , difficulty:  885339 , date:  "2015-06-03 17:25:47" },
  { height:  502002 , difficulty:  881285 , date:  "2015-06-03 17:28:11" },
  { height:  502003 , difficulty:  882176 , date:  "2015-06-03 17:28:47" },
  { height:  502004 , difficulty:  881672 , date:  "2015-06-03 17:29:00" },
  { height:  502005 , difficulty:  882413 , date:  "2015-06-03 17:31:22" },
  { height:  502006 , difficulty:  875301 , date:  "2015-06-03 17:31:24" },
  { height:  502007 , difficulty:  877380 , date:  "2015-06-03 17:32:51" },
  { height:  502008 , difficulty:  874201 , date:  "2015-06-03 17:33:34" },
  { height:  502009 , difficulty:  876682 , date:  "2015-06-03 17:33:39" },
  { height:  502010 , difficulty:  876110 , date:  "2015-06-03 17:33:46" },
  { height:  502011 , difficulty:  878176 , date:  "2015-06-03 17:34:03" },
  { height:  502012 , difficulty:  877654 , date:  "2015-06-03 17:35:18" },
  { height:  502013 , difficulty:  877840 , date:  "2015-06-03 17:35:51" },
  { height:  502014 , difficulty:  878087 , date:  "2015-06-03 17:36:03" },
  { height:  502015 , difficulty:  878313 , date:  "2015-06-03 17:36:06" },
  { height:  502016 , difficulty:  876663 , date:  "2015-06-03 17:36:49" },
  { height:  502017 , difficulty:  876544 , date:  "2015-06-03 17:36:53" },
  { height:  502018 , difficulty:  875393 , date:  "2015-06-03 17:38:15" },
  { height:  502019 , difficulty:  875379 , date:  "2015-06-03 17:38:38" },
  { height:  502020 , difficulty:  872252 , date:  "2015-06-03 17:39:24" },
  { height:  502021 , difficulty:  871606 , date:  "2015-06-03 17:41:13" },
  { height:  502022 , difficulty:  871162 , date:  "2015-06-03 17:41:58" },
  { height:  502023 , difficulty:  871226 , date:  "2015-06-03 17:42:00" },
  { height:  502024 , difficulty:  873817 , date:  "2015-06-03 17:44:06" },
  { height:  502025 , difficulty:  873686 , date:  "2015-06-03 17:44:11" },
  { height:  502026 , difficulty:  877201 , date:  "2015-06-03 17:44:23" },
  { height:  502027 , difficulty:  877513 , date:  "2015-06-03 17:44:41" },
  { height:  502028 , difficulty:  882253 , date:  "2015-06-03 17:45:03" },
  { height:  502029 , difficulty:  882084 , date:  "2015-06-03 17:45:20" },
  { height:  502030 , difficulty:  880165 , date:  "2015-06-03 17:45:30" },
  { height:  502031 , difficulty:  882140 , date:  "2015-06-03 17:48:04" },
  { height:  502032 , difficulty:  883064 , date:  "2015-06-03 17:48:06" },
  { height:  502033 , difficulty:  883738 , date:  "2015-06-03 17:53:17" },
  { height:  502034 , difficulty:  884053 , date:  "2015-06-03 17:53:47" },
  { height:  502035 , difficulty:  883980 , date:  "2015-06-03 17:56:50" },
  { height:  502036 , difficulty:  882827 , date:  "2015-06-03 17:56:52" },
  { height:  502037 , difficulty:  882927 , date:  "2015-06-03 17:57:15" },
  { height:  502038 , difficulty:  881455 , date:  "2015-06-03 17:58:48" },
  { height:  502039 , difficulty:  882189 , date:  "2015-06-03 17:59:30" },
  { height:  502040 , difficulty:  884685 , date:  "2015-06-03 18:06:27" },
  { height:  502041 , difficulty:  885011 , date:  "2015-06-03 18:08:10" },
  { height:  502042 , difficulty:  884655 , date:  "2015-06-03 18:09:11" },
  { height:  502043 , difficulty:  884951 , date:  "2015-06-03 18:11:35" },
  { height:  502044 , difficulty:  885951 , date:  "2015-06-03 18:12:26" },
  { height:  502045 , difficulty:  884405 , date:  "2015-06-03 18:12:44" },
  { height:  502046 , difficulty:  884270 , date:  "2015-06-03 18:13:59" },
  { height:  502047 , difficulty:  885139 , date:  "2015-06-03 18:14:44" },
  { height:  502048 , difficulty:  884928 , date:  "2015-06-03 18:15:16" },
  { height:  502049 , difficulty:  882841 , date:  "2015-06-03 18:17:40" },
  { height:  502050 , difficulty:  888737 , date:  "2015-06-03 18:17:46" },
  { height:  502051 , difficulty:  888414 , date:  "2015-06-03 18:17:55" },
  { height:  502052 , difficulty:  888367 , date:  "2015-06-03 18:19:10" },
  { height:  502053 , difficulty:  887075 , date:  "2015-06-03 18:19:50" },
  { height:  502054 , difficulty:  886854 , date:  "2015-06-03 18:21:03" },
  { height:  502055 , difficulty:  896423 , date:  "2015-06-03 18:21:45" },
  { height:  502056 , difficulty:  896253 , date:  "2015-06-03 18:22:57" },
  { height:  502057 , difficulty:  896889 , date:  "2015-06-03 18:23:02" },
  { height:  502058 , difficulty:  896093 , date:  "2015-06-03 18:23:31" },
  { height:  502059 , difficulty:  891568 , date:  "2015-06-03 18:23:34" },
  { height:  502060 , difficulty:  891841 , date:  "2015-06-03 18:25:32" },
  { height:  502061 , difficulty:  891037 , date:  "2015-06-03 18:25:56" },
  { height:  502062 , difficulty:  890884 , date:  "2015-06-03 18:30:53" },
  { height:  502063 , difficulty:  890245 , date:  "2015-06-03 18:30:54" },
  { height:  502064 , difficulty:  890452 , date:  "2015-06-03 18:32:42" },
  { height:  502065 , difficulty:  890397 , date:  "2015-06-03 18:32:43" },
  { height:  502066 , difficulty:  891396 , date:  "2015-06-03 18:32:59" },
  { height:  502067 , difficulty:  891210 , date:  "2015-06-03 18:33:02" },
  { height:  502068 , difficulty:  895788 , date:  "2015-06-03 18:35:37" },
  { height:  502069 , difficulty:  897163 , date:  "2015-06-03 18:35:42" },
  { height:  502070 , difficulty:  895371 , date:  "2015-06-03 18:37:01" },
  { height:  502071 , difficulty:  895757 , date:  "2015-06-03 18:37:44" },
  { height:  502072 , difficulty:  895998 , date:  "2015-06-03 18:38:28" },
  { height:  502073 , difficulty:  895510 , date:  "2015-06-03 18:39:00" },
  { height:  502074 , difficulty:  901463 , date:  "2015-06-03 18:39:01" },
  { height:  502075 , difficulty:  900121 , date:  "2015-06-03 18:39:36" },
  { height:  502076 , difficulty:  904418 , date:  "2015-06-03 18:40:08" },
  { height:  502077 , difficulty:  905596 , date:  "2015-06-03 18:44:01" },
  { height:  502078 , difficulty:  902281 , date:  "2015-06-03 18:45:04" },
  { height:  502079 , difficulty:  904873 , date:  "2015-06-03 18:45:28" },
  { height:  502080 , difficulty:  904964 , date:  "2015-06-03 18:47:49" },
  { height:  502081 , difficulty:  902844 , date:  "2015-06-03 18:47:55" },
  { height:  502082 , difficulty:  903236 , date:  "2015-06-03 18:49:25" },
  { height:  502083 , difficulty:  901374 , date:  "2015-06-03 18:53:07" },
  { height:  502084 , difficulty:  900977 , date:  "2015-06-03 18:54:36" },
  { height:  502085 , difficulty:  901138 , date:  "2015-06-03 18:54:39" },
  { height:  502086 , difficulty:  901009 , date:  "2015-06-03 18:55:28" },
  { height:  502087 , difficulty:  901958 , date:  "2015-06-03 18:55:29" },
  { height:  502088 , difficulty:  904173 , date:  "2015-06-03 18:55:34" },
  { height:  502089 , difficulty:  906885 , date:  "2015-06-03 18:55:36" },
  { height:  502090 , difficulty:  906920 , date:  "2015-06-03 18:55:48" },
  { height:  502091 , difficulty:  907807 , date:  "2015-06-03 19:00:06" },
  { height:  502092 , difficulty:  907201 , date:  "2015-06-03 19:00:08" },
  { height:  502093 , difficulty:  907132 , date:  "2015-06-03 19:01:55" },
  { height:  502094 , difficulty:  907247 , date:  "2015-06-03 19:03:37" },
  { height:  502095 , difficulty:  907622 , date:  "2015-06-03 19:03:40" },
  { height:  502096 , difficulty:  909886 , date:  "2015-06-03 19:03:42" },
  { height:  502097 , difficulty:  907081 , date:  "2015-06-03 19:05:04" },
  { height:  502098 , difficulty:  909127 , date:  "2015-06-03 19:05:08" },
  { height:  502099 , difficulty:  910886 , date:  "2015-06-03 19:05:15" },
  { height:  502100 , difficulty:  907607 , date:  "2015-06-03 19:06:20" },
  { height:  502101 , difficulty:  910331 , date:  "2015-06-03 19:06:04" },
  { height:  502102 , difficulty:  910077 , date:  "2015-06-03 19:06:34" },
  { height:  502103 , difficulty:  911432 , date:  "2015-06-03 19:08:26" },
  { height:  502104 , difficulty:  910976 , date:  "2015-06-03 19:08:31" },
  { height:  502105 , difficulty:  915141 , date:  "2015-06-03 19:10:26" },
  { height:  502106 , difficulty:  920077 , date:  "2015-06-03 19:10:33" },
  { height:  502107 , difficulty:  918590 , date:  "2015-06-03 19:11:21" },
  { height:  502108 , difficulty:  918665 , date:  "2015-06-03 19:12:46" },
  { height:  502109 , difficulty:  910275 , date:  "2015-06-03 19:12:49" },
  { height:  502110 , difficulty:  910938 , date:  "2015-06-03 19:15:34" },
  { height:  502111 , difficulty:  906182 , date:  "2015-06-03 19:15:39" },
  { height:  502112 , difficulty:  906932 , date:  "2015-06-03 19:15:14" },
  { height:  502113 , difficulty:  909258 , date:  "2015-06-03 19:17:26" },
  { height:  502114 , difficulty:  906835 , date:  "2015-06-03 19:17:29" },
  { height:  502115 , difficulty:  909592 , date:  "2015-06-03 19:18:12" },
  { height:  502116 , difficulty:  898611 , date:  "2015-06-03 19:19:50" },
  { height:  502117 , difficulty:  896930 , date:  "2015-06-03 19:21:36" },
  { height:  502118 , difficulty:  897909 , date:  "2015-06-03 19:21:40" },
  { height:  502119 , difficulty:  896022 , date:  "2015-06-03 19:23:34" },
  { height:  502120 , difficulty:  899064 , date:  "2015-06-03 19:25:08" },
  { height:  502121 , difficulty:  898609 , date:  "2015-06-03 19:27:38" },
  { height:  502122 , difficulty:  897680 , date:  "2015-06-03 19:27:40" },
  { height:  502123 , difficulty:  898111 , date:  "2015-06-03 19:31:39" },
  { height:  502124 , difficulty:  897383 , date:  "2015-06-03 19:31:43" },
  { height:  502125 , difficulty:  898451 , date:  "2015-06-03 19:32:44" },
  { height:  502126 , difficulty:  903142 , date:  "2015-06-03 19:34:30" },
  { height:  502127 , difficulty:  904004 , date:  "2015-06-03 19:34:42" },
  { height:  502128 , difficulty:  903678 , date:  "2015-06-03 19:34:49" },
  { height:  502129 , difficulty:  902686 , date:  "2015-06-03 19:35:22" },
  { height:  502130 , difficulty:  900828 , date:  "2015-06-03 19:39:38" },
  { height:  502131 , difficulty:  900640 , date:  "2015-06-03 19:39:43" },
  { height:  502132 , difficulty:  910480 , date:  "2015-06-03 19:40:38" },
  { height:  502133 , difficulty:  910443 , date:  "2015-06-03 19:40:58" },
  { height:  502134 , difficulty:  916099 , date:  "2015-06-03 19:41:05" },
  { height:  502135 , difficulty:  916024 , date:  "2015-06-03 19:41:40" },
  { height:  502136 , difficulty:  913949 , date:  "2015-06-03 19:41:42" },
  { height:  502137 , difficulty:  915311 , date:  "2015-06-03 19:42:08" },
  { height:  502138 , difficulty:  907951 , date:  "2015-06-03 19:43:59" },
  { height:  502139 , difficulty:  910166 , date:  "2015-06-03 19:44:44" },
  { height:  502140 , difficulty:  907407 , date:  "2015-06-03 19:44:47" },
  { height:  502141 , difficulty:  911654 , date:  "2015-06-03 19:46:03" },
  { height:  502142 , difficulty:  911268 , date:  "2015-06-03 19:47:12" },
  { height:  502143 , difficulty:  915881 , date:  "2015-06-03 19:47:31" },
  { height:  502144 , difficulty:  914532 , date:  "2015-06-03 19:47:37" },
  { height:  502145 , difficulty:  918184 , date:  "2015-06-03 19:48:05" },
  { height:  502146 , difficulty:  916232 , date:  "2015-06-03 19:48:36" },
  { height:  502147 , difficulty:  916785 , date:  "2015-06-03 19:53:16" },
  { height:  502148 , difficulty:  916742 , date:  "2015-06-03 19:53:19" },
  { height:  502149 , difficulty:  916344 , date:  "2015-06-03 19:56:15" },
  { height:  502150 , difficulty:  918717 , date:  "2015-06-03 19:57:01" },
  { height:  502151 , difficulty:  917924 , date:  "2015-06-03 19:57:07" },
  { height:  502152 , difficulty:  919168 , date:  "2015-06-03 19:59:03" },
  { height:  502153 , difficulty:  918057 , date:  "2015-06-03 19:59:15" },
  { height:  502154 , difficulty:  917434 , date:  "2015-06-03 19:59:47" },
  { height:  502155 , difficulty:  917557 , date:  "2015-06-03 19:59:49" },
  { height:  502156 , difficulty:  914095 , date:  "2015-06-03 20:02:43" },
  { height:  502157 , difficulty:  915083 , date:  "2015-06-03 20:03:34" },
  { height:  502158 , difficulty:  913689 , date:  "2015-06-03 20:04:16" },
  { height:  502159 , difficulty:  911944 , date:  "2015-06-03 20:04:45" },
  { height:  502160 , difficulty:  917800 , date:  "2015-06-03 20:05:32" },
  { height:  502161 , difficulty:  917832 , date:  "2015-06-03 20:06:29" },
  { height:  502162 , difficulty:  919639 , date:  "2015-06-03 20:07:29" },
  { height:  502163 , difficulty:  919807 , date:  "2015-06-03 20:07:38" },
  { height:  502164 , difficulty:  923533 , date:  "2015-06-03 20:10:12" },
  { height:  502165 , difficulty:  923612 , date:  "2015-06-03 20:11:24" },
  { height:  502166 , difficulty:  923413 , date:  "2015-06-03 20:15:03" },
  { height:  502167 , difficulty:  924490 , date:  "2015-06-03 20:14:58" },
  { height:  502168 , difficulty:  924543 , date:  "2015-06-03 20:15:40" },
  { height:  502169 , difficulty:  931088 , date:  "2015-06-03 20:16:02" },
  { height:  502170 , difficulty:  928878 , date:  "2015-06-03 20:22:23" },
  { height:  502171 , difficulty:  934840 , date:  "2015-06-03 20:22:28" },
  { height:  502172 , difficulty:  936580 , date:  "2015-06-03 20:27:16" },
  { height:  502173 , difficulty:  934462 , date:  "2015-06-03 20:27:21" },
  { height:  502174 , difficulty:  937935 , date:  "2015-06-03 20:35:22" },
  { height:  502175 , difficulty:  938521 , date:  "2015-06-03 20:36:24" },
  { height:  502176 , difficulty:  937905 , date:  "2015-06-03 20:36:30" },
  { height:  502177 , difficulty:  937778 , date:  "2015-06-03 20:37:17" },
  { height:  502178 , difficulty:  940328 , date:  "2015-06-03 20:37:21" },
  { height:  502179 , difficulty:  938374 , date:  "2015-06-03 20:39:42" },
  { height:  502180 , difficulty:  938331 , date:  "2015-06-03 20:39:43" },
  { height:  502181 , difficulty:  936680 , date:  "2015-06-03 20:40:18" },
  { height:  502182 , difficulty:  936694 , date:  "2015-06-03 20:41:30" },
  { height:  502183 , difficulty:  937359 , date:  "2015-06-03 20:41:32" },
  { height:  502184 , difficulty:  936151 , date:  "2015-06-03 20:41:47" },
  { height:  502185 , difficulty:  938306 , date:  "2015-06-03 20:42:08" },
  { height:  502186 , difficulty:  934475 , date:  "2015-06-03 20:42:54" },
  { height:  502187 , difficulty:  934324 , date:  "2015-06-03 20:42:55" },
  { height:  502188 , difficulty:  939565 , date:  "2015-06-03 20:44:05" },
  { height:  502189 , difficulty:  936831 , date:  "2015-06-03 20:44:53" },
  { height:  502190 , difficulty:  938702 , date:  "2015-06-03 20:45:18" },
  { height:  502191 , difficulty:  938562 , date:  "2015-06-03 20:45:47" },
  { height:  502192 , difficulty:  936269 , date:  "2015-06-03 20:45:52" },
  { height:  502193 , difficulty:  934975 , date:  "2015-06-03 20:46:14" },
  { height:  502194 , difficulty:  936659 , date:  "2015-06-03 20:46:39" },
  { height:  502195 , difficulty:  933586 , date:  "2015-06-03 20:47:32" },
  { height:  502196 , difficulty:  931467 , date:  "2015-06-03 20:47:57" },
  { height:  502197 , difficulty:  928378 , date:  "2015-06-03 20:48:20" },
  { height:  502198 , difficulty:  930570 , date:  "2015-06-03 20:49:38" },
  { height:  502199 , difficulty:  924904 , date:  "2015-06-03 20:51:22" },
  { height:  502200 , difficulty:  925244 , date:  "2015-06-03 20:51:27" },
  { height:  502201 , difficulty:  923956 , date:  "2015-06-03 20:51:53" },
  { height:  502202 , difficulty:  922684 , date:  "2015-06-03 20:52:32" },
  { height:  502203 , difficulty:  923812 , date:  "2015-06-03 20:53:25" },
  { height:  502204 , difficulty:  924282 , date:  "2015-06-03 20:56:23" },
  { height:  502205 , difficulty:  925490 , date:  "2015-06-03 20:56:28" },
  { height:  502206 , difficulty:  925174 , date:  "2015-06-03 20:57:13" },
  { height:  502207 , difficulty:  926216 , date:  "2015-06-03 20:59:45" },
  { height:  502208 , difficulty:  925435 , date:  "2015-06-03 21:00:35" },
  { height:  502209 , difficulty:  925071 , date:  "2015-06-03 21:04:07" },
  { height:  502210 , difficulty:  926080 , date:  "2015-06-03 21:05:08" },
  { height:  502211 , difficulty:  925365 , date:  "2015-06-03 21:05:12" },
  { height:  502212 , difficulty:  925478 , date:  "2015-06-03 21:05:23" },
  { height:  502213 , difficulty:  925566 , date:  "2015-06-03 21:07:30" },
  { height:  502214 , difficulty:  922771 , date:  "2015-06-03 21:07:36" },
  { height:  502215 , difficulty:  922302 , date:  "2015-06-03 21:07:39" },
  { height:  502216 , difficulty:  924329 , date:  "2015-06-03 21:09:50" },
  { height:  502217 , difficulty:  925214 , date:  "2015-06-03 21:10:00" },
  { height:  502218 , difficulty:  924962 , date:  "2015-06-03 21:10:45" },
  { height:  502219 , difficulty:  925332 , date:  "2015-06-03 21:10:58" },
  { height:  502220 , difficulty:  926977 , date:  "2015-06-03 21:12:18" },
  { height:  502221 , difficulty:  927498 , date:  "2015-06-03 21:13:49" },
  { height:  502222 , difficulty:  927431 , date:  "2015-06-03 21:19:12" },
  { height:  502223 , difficulty:  921873 , date:  "2015-06-03 21:19:16" },
  { height:  502224 , difficulty:  921971 , date:  "2015-06-03 21:20:24" },
  { height:  502225 , difficulty:  918055 , date:  "2015-06-03 21:20:50" },
  { height:  502226 , difficulty:  922915 , date:  "2015-06-03 21:21:15" },
  { height:  502227 , difficulty:  923431 , date:  "2015-06-03 21:21:53" },
  { height:  502228 , difficulty:  920769 , date:  "2015-06-03 21:25:18" },
  { height:  502229 , difficulty:  921536 , date:  "2015-06-03 21:26:14" },
  { height:  502230 , difficulty:  922169 , date:  "2015-06-03 21:26:19" },
  { height:  502231 , difficulty:  926496 , date:  "2015-06-03 21:26:20" },
  { height:  502232 , difficulty:  921922 , date:  "2015-06-03 21:28:54" },
  { height:  502233 , difficulty:  922606 , date:  "2015-06-03 21:29:42" },
  { height:  502234 , difficulty:  922494 , date:  "2015-06-03 21:31:08" },
  { height:  502235 , difficulty:  921947 , date:  "2015-06-03 21:35:08" },
  { height:  502236 , difficulty:  921259 , date:  "2015-06-03 21:36:37" },
  { height:  502237 , difficulty:  922321 , date:  "2015-06-03 21:37:37" },
  { height:  502238 , difficulty:  920928 , date:  "2015-06-03 21:38:44" },
  { height:  502239 , difficulty:  923256 , date:  "2015-06-03 21:38:49" },
  { height:  502240 , difficulty:  921625 , date:  "2015-06-03 21:40:01" },
  { height:  502241 , difficulty:  920078 , date:  "2015-06-03 21:40:08" },
  { height:  502242 , difficulty:  916448 , date:  "2015-06-03 21:42:20" },
  { height:  502243 , difficulty:  918333 , date:  "2015-06-03 21:42:53" },
  { height:  502244 , difficulty:  921425 , date:  "2015-06-03 21:42:56" },
  { height:  502245 , difficulty:  923343 , date:  "2015-06-03 21:46:32" },
  { height:  502246 , difficulty:  913602 , date:  "2015-06-03 21:47:31" },
  { height:  502247 , difficulty:  913727 , date:  "2015-06-03 21:48:14" },
  { height:  502248 , difficulty:  907243 , date:  "2015-06-03 21:50:26" },
  { height:  502249 , difficulty:  907361 , date:  "2015-06-03 21:50:31" },
  { height:  502250 , difficulty:  896457 , date:  "2015-06-03 21:52:17" },
  { height:  502251 , difficulty:  897516 , date:  "2015-06-03 21:52:58" },
  { height:  502252 , difficulty:  897578 , date:  "2015-06-03 21:53:16" },
  { height:  502253 , difficulty:  897457 , date:  "2015-06-03 21:53:49" },
  { height:  502254 , difficulty:  897730 , date:  "2015-06-03 21:59:50" },
  { height:  502255 , difficulty:  898983 , date:  "2015-06-03 21:59:54" },
  { height:  502256 , difficulty:  900097 , date:  "2015-06-03 22:02:15" },
  { height:  502257 , difficulty:  899521 , date:  "2015-06-03 22:03:09" },
  { height:  502258 , difficulty:  901077 , date:  "2015-06-03 22:04:54" },
  { height:  502259 , difficulty:  901335 , date:  "2015-06-03 22:06:08" },
  { height:  502260 , difficulty:  902423 , date:  "2015-06-03 22:07:03" },
  { height:  502261 , difficulty:  909766 , date:  "2015-06-03 22:08:21" },
  { height:  502262 , difficulty:  908850 , date:  "2015-06-03 22:08:23" },
  { height:  502263 , difficulty:  909287 , date:  "2015-06-03 22:08:25" },
  { height:  502264 , difficulty:  908521 , date:  "2015-06-03 22:09:08" },
  { height:  502265 , difficulty:  907621 , date:  "2015-06-03 22:11:50" },
  { height:  502266 , difficulty:  909023 , date:  "2015-06-03 22:13:00" },
  { height:  502267 , difficulty:  909474 , date:  "2015-06-03 22:13:10" },
  { height:  502268 , difficulty:  911357 , date:  "2015-06-03 22:13:58" },
  { height:  502269 , difficulty:  910951 , date:  "2015-06-03 22:13:59" },
  { height:  502270 , difficulty:  912865 , date:  "2015-06-03 22:14:12" },
  { height:  502271 , difficulty:  915718 , date:  "2015-06-03 22:14:34" },
  { height:  502272 , difficulty:  915838 , date:  "2015-06-03 22:14:41" },
  { height:  502273 , difficulty:  916968 , date:  "2015-06-03 22:16:09" },
  { height:  502274 , difficulty:  916815 , date:  "2015-06-03 22:16:50" },
  { height:  502275 , difficulty:  914338 , date:  "2015-06-03 22:22:35" },
  { height:  502276 , difficulty:  915154 , date:  "2015-06-03 22:22:37" },
  { height:  502277 , difficulty:  915914 , date:  "2015-06-03 22:22:57" },
  { height:  502278 , difficulty:  917912 , date:  "2015-06-03 22:23:49" },
  { height:  502279 , difficulty:  916740 , date:  "2015-06-03 22:24:02" },
  { height:  502280 , difficulty:  913540 , date:  "2015-06-03 22:24:18" },
  { height:  502281 , difficulty:  916573 , date:  "2015-06-03 22:25:30" },
  { height:  502282 , difficulty:  915757 , date:  "2015-06-03 22:25:43" },
  { height:  502283 , difficulty:  913424 , date:  "2015-06-03 22:27:19" },
  { height:  502284 , difficulty:  912591 , date:  "2015-06-03 22:28:06" },
  { height:  502285 , difficulty:  910009 , date:  "2015-06-03 22:32:28" },
  { height:  502286 , difficulty:  912391 , date:  "2015-06-03 22:32:33" },
  { height:  502287 , difficulty:  912678 , date:  "2015-06-03 22:32:42" },
  { height:  502288 , difficulty:  915314 , date:  "2015-06-03 22:33:51" },
  { height:  502289 , difficulty:  917481 , date:  "2015-06-03 22:34:33" },
  { height:  502290 , difficulty:  921109 , date:  "2015-06-03 22:34:37" },
  { height:  502291 , difficulty:  921767 , date:  "2015-06-03 22:39:22" },
  { height:  502292 , difficulty:  919752 , date:  "2015-06-03 22:39:28" },
  { height:  502293 , difficulty:  923214 , date:  "2015-06-03 22:39:51" },
  { height:  502294 , difficulty:  922247 , date:  "2015-06-03 22:40:30" },
  { height:  502295 , difficulty:  923535 , date:  "2015-06-03 22:40:32" },
  { height:  502296 , difficulty:  923306 , date:  "2015-06-03 22:42:09" },
  { height:  502297 , difficulty:  921772 , date:  "2015-06-03 22:43:40" },
  { height:  502298 , difficulty:  913380 , date:  "2015-06-03 22:43:46" },
  { height:  502299 , difficulty:  913627 , date:  "2015-06-03 22:45:57" },
  { height:  502300 , difficulty:  912146 , date:  "2015-06-03 22:46:35" },
  { height:  502301 , difficulty:  911644 , date:  "2015-06-03 22:47:14" },
  { height:  502302 , difficulty:  911237 , date:  "2015-06-03 22:47:50" },
  { height:  502303 , difficulty:  915590 , date:  "2015-06-03 22:47:52" },
  { height:  502304 , difficulty:  910335 , date:  "2015-06-03 22:49:51" },
  { height:  502305 , difficulty:  910793 , date:  "2015-06-03 22:53:59" },
  { height:  502306 , difficulty:  910805 , date:  "2015-06-03 22:54:01" },
  { height:  502307 , difficulty:  912101 , date:  "2015-06-03 22:54:04" },
  { height:  502308 , difficulty:  909605 , date:  "2015-06-03 22:56:06" },
  { height:  502309 , difficulty:  909434 , date:  "2015-06-03 22:57:11" },
  { height:  502310 , difficulty:  909418 , date:  "2015-06-03 22:57:12" },
  { height:  502311 , difficulty:  903357 , date:  "2015-06-03 23:00:36" },
  { height:  502312 , difficulty:  904614 , date:  "2015-06-03 23:00:41" },
  { height:  502313 , difficulty:  903532 , date:  "2015-06-03 23:01:14" },
  { height:  502314 , difficulty:  902452 , date:  "2015-06-03 23:03:30" },
  { height:  502315 , difficulty:  902468 , date:  "2015-06-03 23:03:45" },
  { height:  502316 , difficulty:  908038 , date:  "2015-06-03 23:05:11" },
  { height:  502317 , difficulty:  908103 , date:  "2015-06-03 23:06:30" },
  { height:  502318 , difficulty:  905312 , date:  "2015-06-03 23:07:07" },
  { height:  502319 , difficulty:  904698 , date:  "2015-06-03 23:07:51" },
  { height:  502320 , difficulty:  906416 , date:  "2015-06-03 23:08:40" },
  { height:  502321 , difficulty:  901687 , date:  "2015-06-03 23:09:27" },
  { height:  502322 , difficulty:  902424 , date:  "2015-06-03 23:09:46" },
  { height:  502323 , difficulty:  901891 , date:  "2015-06-03 23:09:51" },
  { height:  502324 , difficulty:  900132 , date:  "2015-06-03 23:11:53" },
  { height:  502325 , difficulty:  900254 , date:  "2015-06-03 23:12:49" },
  { height:  502326 , difficulty:  899663 , date:  "2015-06-03 23:13:38" },
  { height:  502327 , difficulty:  900155 , date:  "2015-06-03 23:13:48" },
  { height:  502328 , difficulty:  900619 , date:  "2015-06-03 23:13:52" },
  { height:  502329 , difficulty:  901317 , date:  "2015-06-03 23:14:03" },
  { height:  502330 , difficulty:  892472 , date:  "2015-06-03 23:15:00" },
  { height:  502331 , difficulty:  896523 , date:  "2015-06-03 23:15:02" },
  { height:  502332 , difficulty:  893197 , date:  "2015-06-03 23:17:36" },
  { height:  502333 , difficulty:  893052 , date:  "2015-06-03 23:19:11" },
  { height:  502334 , difficulty:  890640 , date:  "2015-06-03 23:19:14" },
  { height:  502335 , difficulty:  891402 , date:  "2015-06-03 23:19:54" },
  { height:  502336 , difficulty:  892372 , date:  "2015-06-03 23:19:55" },
  { height:  502337 , difficulty:  890631 , date:  "2015-06-03 23:21:31" },
  { height:  502338 , difficulty:  892747 , date:  "2015-06-03 23:21:32" },
  { height:  502339 , difficulty:  893555 , date:  "2015-06-03 23:23:00" },
  { height:  502340 , difficulty:  892917 , date:  "2015-06-03 23:24:01" },
  { height:  502341 , difficulty:  889051 , date:  "2015-06-03 23:24:08" },
  { height:  502342 , difficulty:  891234 , date:  "2015-06-03 23:25:06" },
  { height:  502343 , difficulty:  891153 , date:  "2015-06-03 23:25:46" },
  { height:  502344 , difficulty:  891756 , date:  "2015-06-03 23:27:09" },
  { height:  502345 , difficulty:  893853 , date:  "2015-06-03 23:28:33" },
  { height:  502346 , difficulty:  893680 , date:  "2015-06-03 23:29:05" },
  { height:  502347 , difficulty:  894253 , date:  "2015-06-03 23:29:30" },
  { height:  502348 , difficulty:  894244 , date:  "2015-06-03 23:30:13" },
  { height:  502349 , difficulty:  892516 , date:  "2015-06-03 23:32:42" },
  { height:  502350 , difficulty:  894381 , date:  "2015-06-03 23:33:51" },
  { height:  502351 , difficulty:  885978 , date:  "2015-06-03 23:33:52" },
  { height:  502352 , difficulty:  886462 , date:  "2015-06-03 23:35:42" },
  { height:  502353 , difficulty:  887200 , date:  "2015-06-03 23:35:43" },
  { height:  502354 , difficulty:  886618 , date:  "2015-06-03 23:39:59" },
  { height:  502355 , difficulty:  890687 , date:  "2015-06-03 23:41:49" },
  { height:  502356 , difficulty:  891328 , date:  "2015-06-03 23:41:53" },
  { height:  502357 , difficulty:  889739 , date:  "2015-06-03 23:43:38" },
  { height:  502358 , difficulty:  890158 , date:  "2015-06-03 23:44:31" },
  { height:  502359 , difficulty:  888046 , date:  "2015-06-03 23:44:52" },
  { height:  502360 , difficulty:  888206 , date:  "2015-06-03 23:45:00" },
  { height:  502361 , difficulty:  881866 , date:  "2015-06-03 23:45:05" },
  { height:  502362 , difficulty:  883217 , date:  "2015-06-03 23:50:10" },
  { height:  502363 , difficulty:  883311 , date:  "2015-06-03 23:51:49" },
  { height:  502364 , difficulty:  883513 , date:  "2015-06-03 23:52:17" },
  { height:  502365 , difficulty:  882710 , date:  "2015-06-03 23:54:47" },
  { height:  502366 , difficulty:  883349 , date:  "2015-06-03 23:55:56" },
  { height:  502367 , difficulty:  877048 , date:  "2015-06-03 23:57:18" },
  { height:  502368 , difficulty:  878651 , date:  "2015-06-03 23:58:02" },
  { height:  502369 , difficulty:  882210 , date:  "2015-06-03 23:59:38" },
  { height:  502370 , difficulty:  882824 , date:  "2015-06-04 00:00:31" },
  { height:  502371 , difficulty:  883147 , date:  "2015-06-04 00:00:36" },
  { height:  502372 , difficulty:  880959 , date:  "2015-06-04 00:01:16" },
  { height:  502373 , difficulty:  879242 , date:  "2015-06-04 00:04:33" },
  { height:  502374 , difficulty:  881511 , date:  "2015-06-04 00:04:38" },
  { height:  502375 , difficulty:  880425 , date:  "2015-06-04 00:05:26" },
  { height:  502376 , difficulty:  882375 , date:  "2015-06-04 00:05:46" },
  { height:  502377 , difficulty:  881843 , date:  "2015-06-04 00:06:21" },
  { height:  502378 , difficulty:  883376 , date:  "2015-06-04 00:06:40" },
  { height:  502379 , difficulty:  890172 , date:  "2015-06-04 00:07:03" },
  { height:  502380 , difficulty:  887758 , date:  "2015-06-04 00:09:12" },
  { height:  502381 , difficulty:  881860 , date:  "2015-06-04 00:10:27" },
  { height:  502382 , difficulty:  886410 , date:  "2015-06-04 00:11:37" },
  { height:  502383 , difficulty:  886485 , date:  "2015-06-04 00:11:39" },
  { height:  502384 , difficulty:  884751 , date:  "2015-06-04 00:13:02" },
  { height:  502385 , difficulty:  883542 , date:  "2015-06-04 00:13:11" },
  { height:  502386 , difficulty:  884063 , date:  "2015-06-04 00:18:49" },
  { height:  502387 , difficulty:  882014 , date:  "2015-06-04 00:19:03" },
  { height:  502388 , difficulty:  882086 , date:  "2015-06-04 00:19:05" },
  { height:  502389 , difficulty:  881442 , date:  "2015-06-04 00:19:23" },
  { height:  502390 , difficulty:  879625 , date:  "2015-06-04 00:20:12" },
  { height:  502391 , difficulty:  881598 , date:  "2015-06-04 00:23:12" },
  { height:  502392 , difficulty:  880580 , date:  "2015-06-04 00:23:41" },
  { height:  502393 , difficulty:  879661 , date:  "2015-06-04 00:25:26" },
  { height:  502394 , difficulty:  879276 , date:  "2015-06-04 00:26:04" },
  { height:  502395 , difficulty:  879227 , date:  "2015-06-04 00:29:00" },
  { height:  502396 , difficulty:  878745 , date:  "2015-06-04 00:31:11" },
  { height:  502397 , difficulty:  881429 , date:  "2015-06-04 00:31:34" },
  { height:  502398 , difficulty:  883439 , date:  "2015-06-04 00:31:38" },
  { height:  502399 , difficulty:  883556 , date:  "2015-06-04 00:31:45" },
  { height:  502400 , difficulty:  884018 , date:  "2015-06-04 00:32:24" },
  { height:  502401 , difficulty:  885146 , date:  "2015-06-04 00:35:39" },
  { height:  502402 , difficulty:  884846 , date:  "2015-06-04 00:36:15" },
  { height:  502403 , difficulty:  885783 , date:  "2015-06-04 00:35:48" },
  { height:  502404 , difficulty:  885880 , date:  "2015-06-04 00:36:26" },
  { height:  502405 , difficulty:  890727 , date:  "2015-06-04 00:36:56" },
  { height:  502406 , difficulty:  889489 , date:  "2015-06-04 00:37:18" },
  { height:  502407 , difficulty:  892736 , date:  "2015-06-04 00:37:22" },
  { height:  502408 , difficulty:  894989 , date:  "2015-06-04 00:39:28" },
  { height:  502409 , difficulty:  893770 , date:  "2015-06-04 00:40:12" },
  { height:  502410 , difficulty:  894959 , date:  "2015-06-04 00:42:18" },
  { height:  502411 , difficulty:  895096 , date:  "2015-06-04 00:42:32" },
  { height:  502412 , difficulty:  896643 , date:  "2015-06-04 00:44:19" },
  { height:  502413 , difficulty:  894550 , date:  "2015-06-04 00:46:51" },
  { height:  502414 , difficulty:  895135 , date:  "2015-06-04 00:47:34" },
  { height:  502415 , difficulty:  893080 , date:  "2015-06-04 00:51:18" },
  { height:  502416 , difficulty:  892008 , date:  "2015-06-04 00:52:05" },
  { height:  502417 , difficulty:  897647 , date:  "2015-06-04 00:53:41" },
  { height:  502418 , difficulty:  896741 , date:  "2015-06-04 00:54:53" },
  { height:  502419 , difficulty:  900014 , date:  "2015-06-04 00:56:22" },
  { height:  502420 , difficulty:  899583 , date:  "2015-06-04 00:56:24" },
  { height:  502421 , difficulty:  901453 , date:  "2015-06-04 00:56:28" },
  { height:  502422 , difficulty:  900797 , date:  "2015-06-04 00:57:52" },
  { height:  502423 , difficulty:  900447 , date:  "2015-06-04 00:58:21" },
  { height:  502424 , difficulty:  900579 , date:  "2015-06-04 00:59:04" },
  { height:  502425 , difficulty:  899864 , date:  "2015-06-04 00:59:10" },
  { height:  502426 , difficulty:  900202 , date:  "2015-06-04 01:02:22" },
  { height:  502427 , difficulty:  900344 , date:  "2015-06-04 01:02:28" },
  { height:  502428 , difficulty:  900564 , date:  "2015-06-04 01:03:03" },
  { height:  502429 , difficulty:  901497 , date:  "2015-06-04 01:03:56" },
  { height:  502430 , difficulty:  895094 , date:  "2015-06-04 01:04:48" },
  { height:  502431 , difficulty:  892931 , date:  "2015-06-04 01:04:52" },
  { height:  502432 , difficulty:  895920 , date:  "2015-06-04 01:06:09" },
  { height:  502433 , difficulty:  893401 , date:  "2015-06-04 01:08:52" },
  { height:  502434 , difficulty:  893037 , date:  "2015-06-04 01:08:54" },
  { height:  502435 , difficulty:  892670 , date:  "2015-06-04 01:09:28" },
  { height:  502436 , difficulty:  895313 , date:  "2015-06-04 01:10:10" },
  { height:  502437 , difficulty:  898797 , date:  "2015-06-04 01:10:14" },
  { height:  502438 , difficulty:  892527 , date:  "2015-06-04 01:11:34" },
  { height:  502439 , difficulty:  890283 , date:  "2015-06-04 01:12:00" },
  { height:  502440 , difficulty:  890503 , date:  "2015-06-04 01:13:06" },
  { height:  502441 , difficulty:  886878 , date:  "2015-06-04 01:14:21" },
  { height:  502442 , difficulty:  885439 , date:  "2015-06-04 01:14:29" },
  { height:  502443 , difficulty:  885347 , date:  "2015-06-04 01:14:35" },
  { height:  502444 , difficulty:  884594 , date:  "2015-06-04 01:16:38" },
  { height:  502445 , difficulty:  882331 , date:  "2015-06-04 01:17:08" },
  { height:  502446 , difficulty:  882225 , date:  "2015-06-04 01:18:25" },
  { height:  502447 , difficulty:  883904 , date:  "2015-06-04 01:19:32" },
  { height:  502448 , difficulty:  883179 , date:  "2015-06-04 01:19:56" },
  { height:  502449 , difficulty:  878509 , date:  "2015-06-04 01:21:14" },
  { height:  502450 , difficulty:  878642 , date:  "2015-06-04 01:21:27" },
  { height:  502451 , difficulty:  879577 , date:  "2015-06-04 01:22:56" },
  { height:  502452 , difficulty:  881130 , date:  "2015-06-04 01:22:57" },
  { height:  502453 , difficulty:  880780 , date:  "2015-06-04 01:25:21" },
  { height:  502454 , difficulty:  880436 , date:  "2015-06-04 01:25:55" },
  { height:  502455 , difficulty:  881207 , date:  "2015-06-04 01:27:54" },
  { height:  502456 , difficulty:  878183 , date:  "2015-06-04 01:29:12" },
  { height:  502457 , difficulty:  878715 , date:  "2015-06-04 01:29:16" },
  { height:  502458 , difficulty:  879093 , date:  "2015-06-04 01:29:39" },
  { height:  502459 , difficulty:  879641 , date:  "2015-06-04 01:32:22" },
  { height:  502460 , difficulty:  880089 , date:  "2015-06-04 01:32:25" },
  { height:  502461 , difficulty:  880437 , date:  "2015-06-04 01:33:27" },
  { height:  502462 , difficulty:  872374 , date:  "2015-06-04 01:33:42" },
  { height:  502463 , difficulty:  876407 , date:  "2015-06-04 01:36:24" },
  { height:  502464 , difficulty:  876458 , date:  "2015-06-04 01:36:27" },
  { height:  502465 , difficulty:  881104 , date:  "2015-06-04 01:38:40" },
  { height:  502466 , difficulty:  880079 , date:  "2015-06-04 01:38:45" },
  { height:  502467 , difficulty:  882271 , date:  "2015-06-04 01:39:40" },
  { height:  502468 , difficulty:  882150 , date:  "2015-06-04 01:41:18" },
  { height:  502469 , difficulty:  879693 , date:  "2015-06-04 01:41:48" },
  { height:  502470 , difficulty:  879375 , date:  "2015-06-04 01:41:50" },
  { height:  502471 , difficulty:  876563 , date:  "2015-06-04 01:42:41" },
  { height:  502472 , difficulty:  873529 , date:  "2015-06-04 01:43:27" },
  { height:  502473 , difficulty:  873147 , date:  "2015-06-04 01:46:00" },
  { height:  502474 , difficulty:  874926 , date:  "2015-06-04 01:46:04" },
  { height:  502475 , difficulty:  875447 , date:  "2015-06-04 01:46:16" },
  { height:  502476 , difficulty:  878409 , date:  "2015-06-04 01:46:19" },
  { height:  502477 , difficulty:  873843 , date:  "2015-06-04 01:46:43" },
  { height:  502478 , difficulty:  877113 , date:  "2015-06-04 01:49:42" },
  { height:  502479 , difficulty:  877404 , date:  "2015-06-04 01:49:47" },
  { height:  502480 , difficulty:  878007 , date:  "2015-06-04 01:50:13" },
  { height:  502481 , difficulty:  877467 , date:  "2015-06-04 01:50:16" },
  { height:  502482 , difficulty:  877092 , date:  "2015-06-04 01:50:34" },
  { height:  502483 , difficulty:  878895 , date:  "2015-06-04 01:51:18" },
  { height:  502484 , difficulty:  876054 , date:  "2015-06-04 01:51:24" },
  { height:  502485 , difficulty:  886118 , date:  "2015-06-04 01:52:19" },
  { height:  502486 , difficulty:  883129 , date:  "2015-06-04 01:52:23" },
  { height:  502487 , difficulty:  884232 , date:  "2015-06-04 01:52:46" },
  { height:  502488 , difficulty:  884434 , date:  "2015-06-04 01:56:43" },
  { height:  502489 , difficulty:  880996 , date:  "2015-06-04 01:56:47" },
  { height:  502490 , difficulty:  883630 , date:  "2015-06-04 01:58:26" },
  { height:  502491 , difficulty:  878307 , date:  "2015-06-04 01:58:31" },
  { height:  502492 , difficulty:  877336 , date:  "2015-06-04 01:59:04" },
  { height:  502493 , difficulty:  876262 , date:  "2015-06-04 02:02:43" },
  { height:  502494 , difficulty:  874974 , date:  "2015-06-04 02:03:25" },
  { height:  502495 , difficulty:  875514 , date:  "2015-06-04 02:04:11" },
  { height:  502496 , difficulty:  878824 , date:  "2015-06-04 02:04:35" },
  { height:  502497 , difficulty:  878916 , date:  "2015-06-04 02:04:53" },
  { height:  502498 , difficulty:  880359 , date:  "2015-06-04 02:05:13" },
  { height:  502499 , difficulty:  881481 , date:  "2015-06-04 02:05:16" },
  { height:  502500 , difficulty:  880953 , date:  "2015-06-04 02:05:22" },
  { height:  502501 , difficulty:  882787 , date:  "2015-06-04 02:05:50" },
  { height:  502502 , difficulty:  878652 , date:  "2015-06-04 02:06:31" },
  { height:  502503 , difficulty:  880044 , date:  "2015-06-04 02:09:43" },
  { height:  502504 , difficulty:  879771 , date:  "2015-06-04 02:09:42" },
  { height:  502505 , difficulty:  879476 , date:  "2015-06-04 02:10:22" },
  { height:  502506 , difficulty:  878567 , date:  "2015-06-04 02:10:56" },
  { height:  502507 , difficulty:  879321 , date:  "2015-06-04 02:11:33" },
  { height:  502508 , difficulty:  877858 , date:  "2015-06-04 02:11:57" },
  { height:  502509 , difficulty:  877141 , date:  "2015-06-04 02:12:01" },
  { height:  502510 , difficulty:  879988 , date:  "2015-06-04 02:12:41" },
  { height:  502511 , difficulty:  880833 , date:  "2015-06-04 02:14:32" },
  { height:  502512 , difficulty:  882077 , date:  "2015-06-04 02:15:06" },
  { height:  502513 , difficulty:  882140 , date:  "2015-06-04 02:15:51" },
  { height:  502514 , difficulty:  880469 , date:  "2015-06-04 02:17:06" },
  { height:  502515 , difficulty:  881754 , date:  "2015-06-04 02:18:01" },
  { height:  502516 , difficulty:  880300 , date:  "2015-06-04 02:18:26" },
  { height:  502517 , difficulty:  881748 , date:  "2015-06-04 02:18:29" },
  { height:  502518 , difficulty:  882491 , date:  "2015-06-04 02:18:36" },
  { height:  502519 , difficulty:  882457 , date:  "2015-06-04 02:25:49" },
  { height:  502520 , difficulty:  879610 , date:  "2015-06-04 02:25:54" },
  { height:  502521 , difficulty:  879449 , date:  "2015-06-04 02:27:15" },
  { height:  502522 , difficulty:  877940 , date:  "2015-06-04 02:29:48" },
  { height:  502523 , difficulty:  876776 , date:  "2015-06-04 02:31:37" },
  { height:  502524 , difficulty:  881487 , date:  "2015-06-04 02:31:54" },
  { height:  502525 , difficulty:  881074 , date:  "2015-06-04 02:32:02" },
  { height:  502526 , difficulty:  882039 , date:  "2015-06-04 02:32:40" },
  { height:  502527 , difficulty:  881428 , date:  "2015-06-04 02:35:42" },
  { height:  502528 , difficulty:  882495 , date:  "2015-06-04 02:36:13" },
  { height:  502529 , difficulty:  879129 , date:  "2015-06-04 02:36:19" },
  { height:  502530 , difficulty:  880112 , date:  "2015-06-04 02:36:25" },
  { height:  502531 , difficulty:  878826 , date:  "2015-06-04 02:37:02" },
  { height:  502532 , difficulty:  877035 , date:  "2015-06-04 02:38:21" },
  { height:  502533 , difficulty:  879001 , date:  "2015-06-04 02:38:29" },
  { height:  502534 , difficulty:  879094 , date:  "2015-06-04 02:39:02" },
  { height:  502535 , difficulty:  876682 , date:  "2015-06-04 02:39:49" },
  { height:  502536 , difficulty:  876776 , date:  "2015-06-04 02:40:40" },
  { height:  502537 , difficulty:  876626 , date:  "2015-06-04 02:40:41" },
  { height:  502538 , difficulty:  877467 , date:  "2015-06-04 02:40:49" },
  { height:  502539 , difficulty:  874227 , date:  "2015-06-04 02:41:43" },
  { height:  502540 , difficulty:  874313 , date:  "2015-06-04 02:42:49" },
  { height:  502541 , difficulty:  873889 , date:  "2015-06-04 02:42:51" },
  { height:  502542 , difficulty:  877023 , date:  "2015-06-04 02:42:56" },
  { height:  502543 , difficulty:  875794 , date:  "2015-06-04 02:43:29" },
  { height:  502544 , difficulty:  874755 , date:  "2015-06-04 02:46:40" },
  { height:  502545 , difficulty:  875767 , date:  "2015-06-04 02:47:43" },
  { height:  502546 , difficulty:  878149 , date:  "2015-06-04 02:48:50" },
  { height:  502547 , difficulty:  877501 , date:  "2015-06-04 02:50:38" },
  { height:  502548 , difficulty:  877210 , date:  "2015-06-04 02:51:19" },
  { height:  502549 , difficulty:  875766 , date:  "2015-06-04 02:51:55" },
  { height:  502550 , difficulty:  875835 , date:  "2015-06-04 02:52:19" },
  { height:  502551 , difficulty:  878183 , date:  "2015-06-04 02:52:38" },
  { height:  502552 , difficulty:  878310 , date:  "2015-06-04 02:52:41" },
  { height:  502553 , difficulty:  879315 , date:  "2015-06-04 02:53:10" },
  { height:  502554 , difficulty:  875553 , date:  "2015-06-04 02:53:14" },
  { height:  502555 , difficulty:  876109 , date:  "2015-06-04 02:53:58" },
  { height:  502556 , difficulty:  875826 , date:  "2015-06-04 02:54:26" },
  { height:  502557 , difficulty:  879978 , date:  "2015-06-04 02:58:48" },
  { height:  502558 , difficulty:  880407 , date:  "2015-06-04 02:59:39" },
  { height:  502559 , difficulty:  880381 , date:  "2015-06-04 02:59:43" },
  { height:  502560 , difficulty:  880468 , date:  "2015-06-04 03:00:13" },
  { height:  502561 , difficulty:  880033 , date:  "2015-06-04 03:02:35" },
  { height:  502562 , difficulty:  880076 , date:  "2015-06-04 03:02:37" },
  { height:  502563 , difficulty:  879830 , date:  "2015-06-04 03:04:40" },
  { height:  502564 , difficulty:  881569 , date:  "2015-06-04 03:07:20" },
  { height:  502565 , difficulty:  881829 , date:  "2015-06-04 03:07:24" },
  { height:  502566 , difficulty:  880235 , date:  "2015-06-04 03:07:26" },
  { height:  502567 , difficulty:  882062 , date:  "2015-06-04 03:08:08" },
  { height:  502568 , difficulty:  882187 , date:  "2015-06-04 03:08:15" },
  { height:  502569 , difficulty:  877972 , date:  "2015-06-04 03:09:51" },
  { height:  502570 , difficulty:  877179 , date:  "2015-06-04 03:12:09" },
  { height:  502571 , difficulty:  876726 , date:  "2015-06-04 03:13:15" },
  { height:  502572 , difficulty:  878487 , date:  "2015-06-04 03:13:19" },
  { height:  502573 , difficulty:  878136 , date:  "2015-06-04 03:13:48" },
  { height:  502574 , difficulty:  880293 , date:  "2015-06-04 03:15:27" },
  { height:  502575 , difficulty:  883480 , date:  "2015-06-04 03:16:51" },
  { height:  502576 , difficulty:  883568 , date:  "2015-06-04 03:17:44" },
  { height:  502577 , difficulty:  883636 , date:  "2015-06-04 03:17:47" },
  { height:  502578 , difficulty:  883574 , date:  "2015-06-04 03:18:40" },
  { height:  502579 , difficulty:  879408 , date:  "2015-06-04 03:18:43" },
  { height:  502580 , difficulty:  880191 , date:  "2015-06-04 03:19:15" },
  { height:  502581 , difficulty:  879891 , date:  "2015-06-04 03:19:16" },
  { height:  502582 , difficulty:  881441 , date:  "2015-06-04 03:19:17" },
  { height:  502583 , difficulty:  880773 , date:  "2015-06-04 03:20:21" },
  { height:  502584 , difficulty:  880369 , date:  "2015-06-04 03:20:27" },
  { height:  502585 , difficulty:  881922 , date:  "2015-06-04 03:20:39" },
  { height:  502586 , difficulty:  881160 , date:  "2015-06-04 03:20:42" },
  { height:  502587 , difficulty:  878669 , date:  "2015-06-04 03:23:52" },
  { height:  502588 , difficulty:  878160 , date:  "2015-06-04 03:25:58" },
  { height:  502589 , difficulty:  878341 , date:  "2015-06-04 03:26:04" },
  { height:  502590 , difficulty:  879987 , date:  "2015-06-04 03:26:23" },
  { height:  502591 , difficulty:  878775 , date:  "2015-06-04 03:26:38" },
  { height:  502592 , difficulty:  883105 , date:  "2015-06-04 03:27:25" },
  { height:  502593 , difficulty:  884946 , date:  "2015-06-04 03:29:11" },
  { height:  502594 , difficulty:  884864 , date:  "2015-06-04 03:31:31" },
  { height:  502595 , difficulty:  875276 , date:  "2015-06-04 03:32:39" },
  { height:  502596 , difficulty:  875332 , date:  "2015-06-04 03:33:35" },
  { height:  502597 , difficulty:  873648 , date:  "2015-06-04 03:33:39" },
  { height:  502598 , difficulty:  870129 , date:  "2015-06-04 03:34:11" },
  { height:  502599 , difficulty:  868173 , date:  "2015-06-04 03:34:21" },
  { height:  502600 , difficulty:  868509 , date:  "2015-06-04 03:35:34" },
  { height:  502601 , difficulty:  872259 , date:  "2015-06-04 03:35:16" },
  { height:  502602 , difficulty:  871467 , date:  "2015-06-04 03:35:18" },
  { height:  502603 , difficulty:  869522 , date:  "2015-06-04 03:36:14" },
  { height:  502604 , difficulty:  870496 , date:  "2015-06-04 03:36:52" },
  { height:  502605 , difficulty:  877211 , date:  "2015-06-04 03:37:14" },
  { height:  502606 , difficulty:  877242 , date:  "2015-06-04 03:37:22" },
  { height:  502607 , difficulty:  879496 , date:  "2015-06-04 03:38:40" },
  { height:  502608 , difficulty:  878940 , date:  "2015-06-04 03:38:46" },
  { height:  502609 , difficulty:  879783 , date:  "2015-06-04 03:39:12" },
  { height:  502610 , difficulty:  879114 , date:  "2015-06-04 03:39:22" },
  { height:  502611 , difficulty:  878537 , date:  "2015-06-04 03:39:44" },
  { height:  502612 , difficulty:  881944 , date:  "2015-06-04 03:40:05" },
  { height:  502613 , difficulty:  882058 , date:  "2015-06-04 03:44:04" },
  { height:  502614 , difficulty:  885300 , date:  "2015-06-04 03:44:10" },
  { height:  502615 , difficulty:  885554 , date:  "2015-06-04 03:46:19" },
  { height:  502616 , difficulty:  887662 , date:  "2015-06-04 03:47:42" },
  { height:  502617 , difficulty:  889191 , date:  "2015-06-04 03:47:59" },
  { height:  502618 , difficulty:  889182 , date:  "2015-06-04 03:48:01" },
  { height:  502619 , difficulty:  892395 , date:  "2015-06-04 03:49:46" },
  { height:  502620 , difficulty:  888615 , date:  "2015-06-04 03:49:55" },
  { height:  502621 , difficulty:  888160 , date:  "2015-06-04 03:51:19" },
  { height:  502622 , difficulty:  887224 , date:  "2015-06-04 03:52:36" },
  { height:  502623 , difficulty:  888143 , date:  "2015-06-04 03:53:07" },
  { height:  502624 , difficulty:  887267 , date:  "2015-06-04 03:54:25" },
  { height:  502625 , difficulty:  886780 , date:  "2015-06-04 03:55:32" },
  { height:  502626 , difficulty:  886465 , date:  "2015-06-04 03:56:16" },
  { height:  502627 , difficulty:  887515 , date:  "2015-06-04 03:57:14" },
  { height:  502628 , difficulty:  887563 , date:  "2015-06-04 03:58:03" },
  { height:  502629 , difficulty:  888961 , date:  "2015-06-04 03:58:31" },
  { height:  502630 , difficulty:  889301 , date:  "2015-06-04 04:00:41" },
  { height:  502631 , difficulty:  888628 , date:  "2015-06-04 04:00:43" },
  { height:  502632 , difficulty:  889585 , date:  "2015-06-04 04:01:51" },
  { height:  502633 , difficulty:  884617 , date:  "2015-06-04 04:03:45" },
  { height:  502634 , difficulty:  884244 , date:  "2015-06-04 04:04:30" },
  { height:  502635 , difficulty:  886496 , date:  "2015-06-04 04:04:59" },
  { height:  502636 , difficulty:  886779 , date:  "2015-06-04 04:06:23" },
  { height:  502637 , difficulty:  885450 , date:  "2015-06-04 04:08:14" },
  { height:  502638 , difficulty:  886678 , date:  "2015-06-04 04:10:32" },
  { height:  502639 , difficulty:  883843 , date:  "2015-06-04 04:13:37" },
  { height:  502640 , difficulty:  880423 , date:  "2015-06-04 04:13:39" },
  { height:  502641 , difficulty:  881300 , date:  "2015-06-04 04:13:44" },
  { height:  502642 , difficulty:  881525 , date:  "2015-06-04 04:15:26" },
  { height:  502643 , difficulty:  885754 , date:  "2015-06-04 04:15:53" },
  { height:  502644 , difficulty:  887158 , date:  "2015-06-04 04:15:57" },
  { height:  502645 , difficulty:  885095 , date:  "2015-06-04 04:16:50" },
  { height:  502646 , difficulty:  881856 , date:  "2015-06-04 04:17:03" },
  { height:  502647 , difficulty:  880583 , date:  "2015-06-04 04:20:28" },
  { height:  502648 , difficulty:  882690 , date:  "2015-06-04 04:22:23" },
  { height:  502649 , difficulty:  882118 , date:  "2015-06-04 04:22:25" },
  { height:  502650 , difficulty:  880130 , date:  "2015-06-04 04:23:07" },
  { height:  502651 , difficulty:  879189 , date:  "2015-06-04 04:25:45" },
  { height:  502652 , difficulty:  879185 , date:  "2015-06-04 04:26:18" },
  { height:  502653 , difficulty:  879466 , date:  "2015-06-04 04:26:30" },
  { height:  502654 , difficulty:  882035 , date:  "2015-06-04 04:26:31" },
  { height:  502655 , difficulty:  882117 , date:  "2015-06-04 04:29:53" },
  { height:  502656 , difficulty:  883119 , date:  "2015-06-04 04:29:42" },
  { height:  502657 , difficulty:  883832 , date:  "2015-06-04 04:30:22" },
  { height:  502658 , difficulty:  889259 , date:  "2015-06-04 04:30:37" },
  { height:  502659 , difficulty:  890692 , date:  "2015-06-04 04:32:38" },
  { height:  502660 , difficulty:  891315 , date:  "2015-06-04 04:33:25" },
  { height:  502661 , difficulty:  892134 , date:  "2015-06-04 04:33:30" },
  { height:  502662 , difficulty:  893027 , date:  "2015-06-04 04:34:39" },
  { height:  502663 , difficulty:  889356 , date:  "2015-06-04 04:37:18" },
  { height:  502664 , difficulty:  886299 , date:  "2015-06-04 04:38:08" },
  { height:  502665 , difficulty:  886175 , date:  "2015-06-04 04:40:18" },
  { height:  502666 , difficulty:  886644 , date:  "2015-06-04 04:43:15" },
  { height:  502667 , difficulty:  886367 , date:  "2015-06-04 04:43:20" },
  { height:  502668 , difficulty:  885740 , date:  "2015-06-04 04:46:04" },
  { height:  502669 , difficulty:  886459 , date:  "2015-06-04 04:47:57" },
  { height:  502670 , difficulty:  883191 , date:  "2015-06-04 04:48:01" },
  { height:  502671 , difficulty:  883156 , date:  "2015-06-04 04:50:00" },
  { height:  502672 , difficulty:  882252 , date:  "2015-06-04 04:50:51" },
  { height:  502673 , difficulty:  882356 , date:  "2015-06-04 04:50:58" },
  { height:  502674 , difficulty:  882886 , date:  "2015-06-04 04:52:39" },
  { height:  502675 , difficulty:  882955 , date:  "2015-06-04 04:52:43" },
  { height:  502676 , difficulty:  881599 , date:  "2015-06-04 04:58:09" },
  { height:  502677 , difficulty:  885021 , date:  "2015-06-04 04:58:10" },
  { height:  502678 , difficulty:  885490 , date:  "2015-06-04 04:58:35" },
  { height:  502679 , difficulty:  884813 , date:  "2015-06-04 04:58:38" },
  { height:  502680 , difficulty:  887327 , date:  "2015-06-04 05:01:24" },
  { height:  502681 , difficulty:  886842 , date:  "2015-06-04 05:01:37" },
  { height:  502682 , difficulty:  888773 , date:  "2015-06-04 05:03:13" },
  { height:  502683 , difficulty:  887925 , date:  "2015-06-04 05:03:17" },
  { height:  502684 , difficulty:  887904 , date:  "2015-06-04 05:03:35" },
  { height:  502685 , difficulty:  887446 , date:  "2015-06-04 05:04:07" },
  { height:  502686 , difficulty:  887618 , date:  "2015-06-04 05:07:11" },
  { height:  502687 , difficulty:  888917 , date:  "2015-06-04 05:07:32" },
  { height:  502688 , difficulty:  889218 , date:  "2015-06-04 05:09:33" },
  { height:  502689 , difficulty:  883691 , date:  "2015-06-04 05:10:04" },
  { height:  502690 , difficulty:  883630 , date:  "2015-06-04 05:10:14" },
  { height:  502691 , difficulty:  881567 , date:  "2015-06-04 05:10:32" },
  { height:  502692 , difficulty:  879685 , date:  "2015-06-04 05:13:27" },
  { height:  502693 , difficulty:  881270 , date:  "2015-06-04 05:14:30" },
  { height:  502694 , difficulty:  881799 , date:  "2015-06-04 05:20:22" },
  { height:  502695 , difficulty:  880412 , date:  "2015-06-04 05:20:29" },
  { height:  502696 , difficulty:  882850 , date:  "2015-06-04 05:24:03" },
  { height:  502697 , difficulty:  881936 , date:  "2015-06-04 05:27:30" },
  { height:  502698 , difficulty:  880157 , date:  "2015-06-04 05:27:35" },
  { height:  502699 , difficulty:  882469 , date:  "2015-06-04 05:27:44" },
  { height:  502700 , difficulty:  880732 , date:  "2015-06-04 05:29:11" },
  { height:  502701 , difficulty:  879426 , date:  "2015-06-04 05:29:23" },
  { height:  502702 , difficulty:  878818 , date:  "2015-06-04 05:30:05" },
  { height:  502703 , difficulty:  877965 , date:  "2015-06-04 05:31:02" },
  { height:  502704 , difficulty:  877210 , date:  "2015-06-04 05:31:04" },
  { height:  502705 , difficulty:  876795 , date:  "2015-06-04 05:31:25" },
  { height:  502706 , difficulty:  877379 , date:  "2015-06-04 05:32:26" },
  { height:  502707 , difficulty:  877388 , date:  "2015-06-04 05:34:55" },
  { height:  502708 , difficulty:  883237 , date:  "2015-06-04 05:35:16" },
  { height:  502709 , difficulty:  881210 , date:  "2015-06-04 05:36:53" },
  { height:  502710 , difficulty:  884546 , date:  "2015-06-04 05:36:55" },
  { height:  502711 , difficulty:  883898 , date:  "2015-06-04 05:37:45" },
  { height:  502712 , difficulty:  882429 , date:  "2015-06-04 05:37:48" },
  { height:  502713 , difficulty:  882001 , date:  "2015-06-04 05:40:44" },
  { height:  502714 , difficulty:  879699 , date:  "2015-06-04 05:40:45" },
  { height:  502715 , difficulty:  885300 , date:  "2015-06-04 05:41:15" },
  { height:  502716 , difficulty:  887753 , date:  "2015-06-04 05:41:19" },
  { height:  502717 , difficulty:  889118 , date:  "2015-06-04 05:43:33" },
  { height:  502718 , difficulty:  890143 , date:  "2015-06-04 05:43:37" },
  { height:  502719 , difficulty:  890733 , date:  "2015-06-04 05:44:32" },
  { height:  502720 , difficulty:  891082 , date:  "2015-06-04 05:46:50" },
  { height:  502721 , difficulty:  891625 , date:  "2015-06-04 05:46:51" },
  { height:  502722 , difficulty:  892410 , date:  "2015-06-04 05:49:40" },
  { height:  502723 , difficulty:  888151 , date:  "2015-06-04 05:50:11" },
  { height:  502724 , difficulty:  888860 , date:  "2015-06-04 05:50:37" },
  { height:  502725 , difficulty:  888947 , date:  "2015-06-04 05:50:45" },
  { height:  502726 , difficulty:  888126 , date:  "2015-06-04 05:52:39" },
  { height:  502727 , difficulty:  886085 , date:  "2015-06-04 05:53:33" },
  { height:  502728 , difficulty:  886243 , date:  "2015-06-04 05:53:38" },
  { height:  502729 , difficulty:  887719 , date:  "2015-06-04 05:54:11" },
  { height:  502730 , difficulty:  888698 , date:  "2015-06-04 05:54:48" },
  { height:  502731 , difficulty:  885770 , date:  "2015-06-04 05:54:56" },
  { height:  502732 , difficulty:  885601 , date:  "2015-06-04 05:55:01" },
  { height:  502733 , difficulty:  885581 , date:  "2015-06-04 05:55:08" },
  { height:  502734 , difficulty:  885285 , date:  "2015-06-04 05:57:35" },
  { height:  502735 , difficulty:  885210 , date:  "2015-06-04 05:58:17" },
  { height:  502736 , difficulty:  884652 , date:  "2015-06-04 05:58:56" },
  { height:  502737 , difficulty:  891799 , date:  "2015-06-04 05:59:22" },
  { height:  502738 , difficulty:  890129 , date:  "2015-06-04 05:59:26" },
  { height:  502739 , difficulty:  888876 , date:  "2015-06-04 05:59:56" },
  { height:  502740 , difficulty:  887670 , date:  "2015-06-04 06:00:19" },
  { height:  502741 , difficulty:  884885 , date:  "2015-06-04 06:01:18" },
  { height:  502742 , difficulty:  880672 , date:  "2015-06-04 06:02:45" },
  { height:  502743 , difficulty:  884279 , date:  "2015-06-04 06:04:59" },
  { height:  502744 , difficulty:  880421 , date:  "2015-06-04 06:05:02" },
  { height:  502745 , difficulty:  879590 , date:  "2015-06-04 06:06:09" },
  { height:  502746 , difficulty:  880506 , date:  "2015-06-04 06:06:42" },
  { height:  502747 , difficulty:  878685 , date:  "2015-06-04 06:06:44" },
  { height:  502748 , difficulty:  878209 , date:  "2015-06-04 06:06:48" },
  { height:  502749 , difficulty:  878034 , date:  "2015-06-04 06:06:52" },
  { height:  502750 , difficulty:  876431 , date:  "2015-06-04 06:07:11" },
  { height:  502751 , difficulty:  877063 , date:  "2015-06-04 06:08:32" },
  { height:  502752 , difficulty:  874811 , date:  "2015-06-04 06:08:16" },
  { height:  502753 , difficulty:  876257 , date:  "2015-06-04 06:09:54" },
  { height:  502754 , difficulty:  876202 , date:  "2015-06-04 06:14:20" },
  { height:  502755 , difficulty:  879468 , date:  "2015-06-04 06:14:30" },
  { height:  502756 , difficulty:  875620 , date:  "2015-06-04 06:22:42" },
  { height:  502757 , difficulty:  877428 , date:  "2015-06-04 06:24:31" },
  { height:  502758 , difficulty:  880428 , date:  "2015-06-04 06:25:11" },
  { height:  502759 , difficulty:  882456 , date:  "2015-06-04 06:24:49" },
  { height:  502760 , difficulty:  882072 , date:  "2015-06-04 06:25:31" },
  { height:  502761 , difficulty:  882460 , date:  "2015-06-04 06:28:07" },
  { height:  502762 , difficulty:  878036 , date:  "2015-06-04 06:30:55" },
  { height:  502763 , difficulty:  877629 , date:  "2015-06-04 06:36:04" },
  { height:  502764 , difficulty:  874765 , date:  "2015-06-04 06:37:18" },
  { height:  502765 , difficulty:  874276 , date:  "2015-06-04 06:37:24" },
  { height:  502766 , difficulty:  880159 , date:  "2015-06-04 06:37:53" },
  { height:  502767 , difficulty:  879733 , date:  "2015-06-04 06:38:46" },
  { height:  502768 , difficulty:  878058 , date:  "2015-06-04 06:39:13" },
  { height:  502769 , difficulty:  878949 , date:  "2015-06-04 06:41:14" },
  { height:  502770 , difficulty:  870617 , date:  "2015-06-04 06:42:01" },
  { height:  502771 , difficulty:  870452 , date:  "2015-06-04 06:42:42" },
  { height:  502772 , difficulty:  867319 , date:  "2015-06-04 06:43:45" },
  { height:  502773 , difficulty:  862560 , date:  "2015-06-04 06:44:07" },
  { height:  502774 , difficulty:  862557 , date:  "2015-06-04 06:44:58" },
  { height:  502775 , difficulty:  863442 , date:  "2015-06-04 06:45:31" },
  { height:  502776 , difficulty:  861754 , date:  "2015-06-04 06:45:36" },
  { height:  502777 , difficulty:  861751 , date:  "2015-06-04 06:45:52" },
  { height:  502778 , difficulty:  863315 , date:  "2015-06-04 06:46:04" },
  { height:  502779 , difficulty:  862061 , date:  "2015-06-04 06:46:37" },
  { height:  502780 , difficulty:  864615 , date:  "2015-06-04 06:48:07" },
  { height:  502781 , difficulty:  864221 , date:  "2015-06-04 06:49:36" },
  { height:  502782 , difficulty:  863853 , date:  "2015-06-04 06:51:26" },
  { height:  502783 , difficulty:  862305 , date:  "2015-06-04 06:51:49" },
  { height:  502784 , difficulty:  861846 , date:  "2015-06-04 06:52:31" },
  { height:  502785 , difficulty:  862908 , date:  "2015-06-04 06:53:00" },
  { height:  502786 , difficulty:  863290 , date:  "2015-06-04 07:01:18" },
  { height:  502787 , difficulty:  862212 , date:  "2015-06-04 07:01:20" },
  { height:  502788 , difficulty:  864578 , date:  "2015-06-04 07:01:55" },
  { height:  502789 , difficulty:  860538 , date:  "2015-06-04 07:02:07" },
  { height:  502790 , difficulty:  861457 , date:  "2015-06-04 07:02:11" },
  { height:  502791 , difficulty:  863007 , date:  "2015-06-04 07:03:12" },
  { height:  502792 , difficulty:  865360 , date:  "2015-06-04 07:05:19" },
  { height:  502793 , difficulty:  862331 , date:  "2015-06-04 07:06:30" },
  { height:  502794 , difficulty:  864871 , date:  "2015-06-04 07:06:56" },
  { height:  502795 , difficulty:  865765 , date:  "2015-06-04 07:06:57" },
  { height:  502796 , difficulty:  866033 , date:  "2015-06-04 07:08:08" },
  { height:  502797 , difficulty:  866046 , date:  "2015-06-04 07:08:18" },
  { height:  502798 , difficulty:  867672 , date:  "2015-06-04 07:09:00" },
  { height:  502799 , difficulty:  867025 , date:  "2015-06-04 07:09:07" },
  { height:  502800 , difficulty:  867828 , date:  "2015-06-04 07:12:42" },
  { height:  502801 , difficulty:  870106 , date:  "2015-06-04 07:12:46" },
  { height:  502802 , difficulty:  867686 , date:  "2015-06-04 07:12:51" },
  { height:  502803 , difficulty:  866559 , date:  "2015-06-04 07:14:30" },
  { height:  502804 , difficulty:  867187 , date:  "2015-06-04 07:16:30" },
  { height:  502805 , difficulty:  872410 , date:  "2015-06-04 07:18:05" },
  { height:  502806 , difficulty:  871634 , date:  "2015-06-04 07:18:37" },
  { height:  502807 , difficulty:  872705 , date:  "2015-06-04 07:19:03" },
  { height:  502808 , difficulty:  873020 , date:  "2015-06-04 07:19:12" },
  { height:  502809 , difficulty:  872970 , date:  "2015-06-04 07:19:26" },
  { height:  502810 , difficulty:  870275 , date:  "2015-06-04 07:19:41" },
  { height:  502811 , difficulty:  869287 , date:  "2015-06-04 07:19:59" },
  { height:  502812 , difficulty:  868932 , date:  "2015-06-04 07:21:26" },
  { height:  502813 , difficulty:  870906 , date:  "2015-06-04 07:21:32" },
  { height:  502814 , difficulty:  871842 , date:  "2015-06-04 07:22:58" },
  { height:  502815 , difficulty:  871174 , date:  "2015-06-04 07:23:25" },
  { height:  502816 , difficulty:  872388 , date:  "2015-06-04 07:25:52" },
  { height:  502817 , difficulty:  872582 , date:  "2015-06-04 07:26:27" },
  { height:  502818 , difficulty:  870917 , date:  "2015-06-04 07:26:49" },
  { height:  502819 , difficulty:  867858 , date:  "2015-06-04 07:28:26" },
  { height:  502820 , difficulty:  868383 , date:  "2015-06-04 07:28:29" },
  { height:  502821 , difficulty:  867480 , date:  "2015-06-04 07:29:24" },
  { height:  502822 , difficulty:  873243 , date:  "2015-06-04 07:31:21" },
  { height:  502823 , difficulty:  873204 , date:  "2015-06-04 07:31:26" },
  { height:  502824 , difficulty:  877242 , date:  "2015-06-04 07:32:04" },
  { height:  502825 , difficulty:  878182 , date:  "2015-06-04 07:32:07" },
  { height:  502826 , difficulty:  877802 , date:  "2015-06-04 07:32:28" },
  { height:  502827 , difficulty:  878958 , date:  "2015-06-04 07:32:32" },
  { height:  502828 , difficulty:  878791 , date:  "2015-06-04 07:32:57" },
  { height:  502829 , difficulty:  877523 , date:  "2015-06-04 07:33:39" },
  { height:  502830 , difficulty:  871172 , date:  "2015-06-04 07:33:45" },
  { height:  502831 , difficulty:  875008 , date:  "2015-06-04 07:34:04" },
  { height:  502832 , difficulty:  864557 , date:  "2015-06-04 07:34:45" },
  { height:  502833 , difficulty:  862942 , date:  "2015-06-04 07:35:15" },
  { height:  502834 , difficulty:  863146 , date:  "2015-06-04 07:36:42" },
  { height:  502835 , difficulty:  863669 , date:  "2015-06-04 07:37:22" },
  { height:  502836 , difficulty:  864472 , date:  "2015-06-04 07:37:00" },
  { height:  502837 , difficulty:  862183 , date:  "2015-06-04 07:37:46" },
  { height:  502838 , difficulty:  858451 , date:  "2015-06-04 07:37:52" },
  { height:  502839 , difficulty:  854834 , date:  "2015-06-04 07:38:22" },
  { height:  502840 , difficulty:  854710 , date:  "2015-06-04 07:38:26" },
  { height:  502841 , difficulty:  859392 , date:  "2015-06-04 07:40:56" },
  { height:  502842 , difficulty:  858769 , date:  "2015-06-04 07:44:16" },
  { height:  502843 , difficulty:  858329 , date:  "2015-06-04 07:44:18" },
  { height:  502844 , difficulty:  858129 , date:  "2015-06-04 07:44:30" },
  { height:  502845 , difficulty:  864058 , date:  "2015-06-04 07:45:18" },
  { height:  502846 , difficulty:  862978 , date:  "2015-06-04 07:46:28" },
  { height:  502847 , difficulty:  868643 , date:  "2015-06-04 07:48:40" },
  { height:  502848 , difficulty:  867171 , date:  "2015-06-04 07:49:25" },
  { height:  502849 , difficulty:  877945 , date:  "2015-06-04 07:49:52" },
  { height:  502850 , difficulty:  878085 , date:  "2015-06-04 07:51:59" },
  { height:  502851 , difficulty:  877314 , date:  "2015-06-04 07:52:38" },
  { height:  502852 , difficulty:  878198 , date:  "2015-06-04 07:52:43" },
  { height:  502853 , difficulty:  877781 , date:  "2015-06-04 07:53:28" },
  { height:  502854 , difficulty:  880769 , date:  "2015-06-04 07:54:33" },
  { height:  502855 , difficulty:  879869 , date:  "2015-06-04 07:56:16" },
  { height:  502856 , difficulty:  878424 , date:  "2015-06-04 07:56:20" },
  { height:  502857 , difficulty:  877895 , date:  "2015-06-04 07:59:03" },
  { height:  502858 , difficulty:  875184 , date:  "2015-06-04 07:59:05" },
  { height:  502859 , difficulty:  874872 , date:  "2015-06-04 07:59:19" },
  { height:  502860 , difficulty:  874245 , date:  "2015-06-04 07:59:38" },
  { height:  502861 , difficulty:  874533 , date:  "2015-06-04 08:00:09" },
  { height:  502862 , difficulty:  862704 , date:  "2015-06-04 08:00:16" },
  { height:  502863 , difficulty:  864163 , date:  "2015-06-04 08:01:26" },
  { height:  502864 , difficulty:  864349 , date:  "2015-06-04 08:02:57" },
  { height:  502865 , difficulty:  864526 , date:  "2015-06-04 08:03:58" },
  { height:  502866 , difficulty:  864985 , date:  "2015-06-04 08:05:18" },
  { height:  502867 , difficulty:  863559 , date:  "2015-06-04 08:05:19" },
  { height:  502868 , difficulty:  861005 , date:  "2015-06-04 08:05:53" },
  { height:  502869 , difficulty:  859821 , date:  "2015-06-04 08:05:56" },
  { height:  502870 , difficulty:  860334 , date:  "2015-06-04 08:06:33" },
  { height:  502871 , difficulty:  860784 , date:  "2015-06-04 08:09:05" },
  { height:  502872 , difficulty:  859572 , date:  "2015-06-04 08:09:34" },
  { height:  502873 , difficulty:  861043 , date:  "2015-06-04 08:09:38" },
  { height:  502874 , difficulty:  862391 , date:  "2015-06-04 08:09:56" },
  { height:  502875 , difficulty:  862250 , date:  "2015-06-04 08:11:03" },
  { height:  502876 , difficulty:  857784 , date:  "2015-06-04 08:11:06" },
  { height:  502877 , difficulty:  858506 , date:  "2015-06-04 08:11:29" },
  { height:  502878 , difficulty:  859525 , date:  "2015-06-04 08:11:52" },
  { height:  502879 , difficulty:  861262 , date:  "2015-06-04 08:12:33" },
  { height:  502880 , difficulty:  858506 , date:  "2015-06-04 08:13:00" },
  { height:  502881 , difficulty:  857268 , date:  "2015-06-04 08:13:20" },
  { height:  502882 , difficulty:  859951 , date:  "2015-06-04 08:13:21" },
  { height:  502883 , difficulty:  860422 , date:  "2015-06-04 08:15:10" },
  { height:  502884 , difficulty:  865070 , date:  "2015-06-04 08:15:21" },
  { height:  502885 , difficulty:  866086 , date:  "2015-06-04 08:16:33" },
  { height:  502886 , difficulty:  865738 , date:  "2015-06-04 08:17:11" },
  { height:  502887 , difficulty:  865483 , date:  "2015-06-04 08:17:16" },
  { height:  502888 , difficulty:  866330 , date:  "2015-06-04 08:20:09" },
  { height:  502889 , difficulty:  866246 , date:  "2015-06-04 08:20:17" },
  { height:  502890 , difficulty:  864216 , date:  "2015-06-04 08:21:29" },
  { height:  502891 , difficulty:  866571 , date:  "2015-06-04 08:21:35" },
  { height:  502892 , difficulty:  863272 , date:  "2015-06-04 08:22:15" },
  { height:  502893 , difficulty:  863421 , date:  "2015-06-04 08:26:15" },
  { height:  502894 , difficulty:  863122 , date:  "2015-06-04 08:26:18" },
  { height:  502895 , difficulty:  862629 , date:  "2015-06-04 08:27:13" },
  { height:  502896 , difficulty:  864592 , date:  "2015-06-04 08:27:49" },
  { height:  502897 , difficulty:  870822 , date:  "2015-06-04 08:28:05" },
  { height:  502898 , difficulty:  868063 , date:  "2015-06-04 08:28:11" },
  { height:  502899 , difficulty:  869475 , date:  "2015-06-04 08:28:19" },
  { height:  502900 , difficulty:  869124 , date:  "2015-06-04 08:28:57" },
  { height:  502901 , difficulty:  869572 , date:  "2015-06-04 08:29:36" },
  { height:  502902 , difficulty:  869901 , date:  "2015-06-04 08:29:39" },
  { height:  502903 , difficulty:  874631 , date:  "2015-06-04 08:30:04" },
  { height:  502904 , difficulty:  875306 , date:  "2015-06-04 08:30:54" },
  { height:  502905 , difficulty:  874343 , date:  "2015-06-04 08:31:12" },
  { height:  502906 , difficulty:  874132 , date:  "2015-06-04 08:31:18" },
  { height:  502907 , difficulty:  877305 , date:  "2015-06-04 08:32:34" },
  { height:  502908 , difficulty:  877378 , date:  "2015-06-04 08:33:16" },
  { height:  502909 , difficulty:  878635 , date:  "2015-06-04 08:35:31" },
  { height:  502910 , difficulty:  882262 , date:  "2015-06-04 08:35:46" },
  { height:  502911 , difficulty:  883905 , date:  "2015-06-04 08:36:26" },
  { height:  502912 , difficulty:  884742 , date:  "2015-06-04 08:37:17" },
  { height:  502913 , difficulty:  885702 , date:  "2015-06-04 08:37:20" },
  { height:  502914 , difficulty:  885569 , date:  "2015-06-04 08:38:55" },
  { height:  502915 , difficulty:  886494 , date:  "2015-06-04 08:39:23" },
  { height:  502916 , difficulty:  886459 , date:  "2015-06-04 08:40:00" },
  { height:  502917 , difficulty:  885919 , date:  "2015-06-04 08:40:23" },
  { height:  502918 , difficulty:  881720 , date:  "2015-06-04 08:41:42" },
  { height:  502919 , difficulty:  881639 , date:  "2015-06-04 08:42:18" },
  { height:  502920 , difficulty:  886543 , date:  "2015-06-04 08:42:48" },
  { height:  502921 , difficulty:  886732 , date:  "2015-06-04 08:42:51" },
  { height:  502922 , difficulty:  885980 , date:  "2015-06-04 08:42:52" },
  { height:  502923 , difficulty:  885916 , date:  "2015-06-04 08:43:04" },
  { height:  502924 , difficulty:  884862 , date:  "2015-06-04 08:46:43" },
  { height:  502925 , difficulty:  886781 , date:  "2015-06-04 08:47:23" },
  { height:  502926 , difficulty:  884627 , date:  "2015-06-04 08:48:26" },
  { height:  502927 , difficulty:  884076 , date:  "2015-06-04 08:49:15" },
  { height:  502928 , difficulty:  884733 , date:  "2015-06-04 08:49:16" },
  { height:  502929 , difficulty:  892549 , date:  "2015-06-04 08:51:44" },
  { height:  502930 , difficulty:  890992 , date:  "2015-06-04 08:51:49" },
  { height:  502931 , difficulty:  891908 , date:  "2015-06-04 08:53:06" },
  { height:  502932 , difficulty:  893126 , date:  "2015-06-04 08:53:44" },
  { height:  502933 , difficulty:  891633 , date:  "2015-06-04 08:54:55" },
  { height:  502934 , difficulty:  893394 , date:  "2015-06-04 08:55:01" },
  { height:  502935 , difficulty:  894378 , date:  "2015-06-04 08:56:18" },
  { height:  502936 , difficulty:  895805 , date:  "2015-06-04 08:56:23" },
  { height:  502937 , difficulty:  895016 , date:  "2015-06-04 08:56:29" },
  { height:  502938 , difficulty:  894811 , date:  "2015-06-04 08:56:34" },
  { height:  502939 , difficulty:  894056 , date:  "2015-06-04 08:57:23" },
  { height:  502940 , difficulty:  895773 , date:  "2015-06-04 08:57:28" },
  { height:  502941 , difficulty:  895925 , date:  "2015-06-04 09:06:58" },
  { height:  502942 , difficulty:  894085 , date:  "2015-06-04 09:07:34" },
  { height:  502943 , difficulty:  895188 , date:  "2015-06-04 09:08:49" },
  { height:  502944 , difficulty:  894272 , date:  "2015-06-04 09:09:07" },
  { height:  502945 , difficulty:  894434 , date:  "2015-06-04 09:09:12" },
  { height:  502946 , difficulty:  893963 , date:  "2015-06-04 09:11:16" },
  { height:  502947 , difficulty:  890236 , date:  "2015-06-04 09:11:43" },
  { height:  502948 , difficulty:  891614 , date:  "2015-06-04 09:13:47" },
  { height:  502949 , difficulty:  892447 , date:  "2015-06-04 09:13:51" },
  { height:  502950 , difficulty:  900640 , date:  "2015-06-04 09:14:15" },
  { height:  502951 , difficulty:  898892 , date:  "2015-06-04 09:14:51" },
  { height:  502952 , difficulty:  899226 , date:  "2015-06-04 09:16:33" },
  { height:  502953 , difficulty:  899865 , date:  "2015-06-04 09:17:41" },
  { height:  502954 , difficulty:  899512 , date:  "2015-06-04 09:17:47" },
  { height:  502955 , difficulty:  898786 , date:  "2015-06-04 09:18:12" },
  { height:  502956 , difficulty:  899835 , date:  "2015-06-04 09:18:24" },
  { height:  502957 , difficulty:  899557 , date:  "2015-06-04 09:19:13" },
  { height:  502958 , difficulty:  901896 , date:  "2015-06-04 09:20:44" },
  { height:  502959 , difficulty:  900219 , date:  "2015-06-04 09:21:29" },
  { height:  502960 , difficulty:  906603 , date:  "2015-06-04 09:21:53" },
  { height:  502961 , difficulty:  904790 , date:  "2015-06-04 09:21:57" },
  { height:  502962 , difficulty:  903962 , date:  "2015-06-04 09:22:30" },
  { height:  502963 , difficulty:  905529 , date:  "2015-06-04 09:22:35" },
  { height:  502964 , difficulty:  902066 , date:  "2015-06-04 09:23:23" },
  { height:  502965 , difficulty:  901869 , date:  "2015-06-04 09:23:53" },
  { height:  502966 , difficulty:  907270 , date:  "2015-06-04 09:24:05" },
  { height:  502967 , difficulty:  907179 , date:  "2015-06-04 09:24:07" },
  { height:  502968 , difficulty:  906635 , date:  "2015-06-04 09:25:35" },
  { height:  502969 , difficulty:  901349 , date:  "2015-06-04 09:27:12" },
  { height:  502970 , difficulty:  901220 , date:  "2015-06-04 09:27:13" },
  { height:  502971 , difficulty:  902195 , date:  "2015-06-04 09:27:27" },
  { height:  502972 , difficulty:  903513 , date:  "2015-06-04 09:28:30" },
  { height:  502973 , difficulty:  903182 , date:  "2015-06-04 09:28:34" },
  { height:  502974 , difficulty:  906336 , date:  "2015-06-04 09:28:45" },
  { height:  502975 , difficulty:  907041 , date:  "2015-06-04 09:29:31" },
  { height:  502976 , difficulty:  906994 , date:  "2015-06-04 09:33:14" },
  { height:  502977 , difficulty:  906845 , date:  "2015-06-04 09:34:24" },
  { height:  502978 , difficulty:  906740 , date:  "2015-06-04 09:34:24" },
  { height:  502979 , difficulty:  909127 , date:  "2015-06-04 09:35:17" },
  { height:  502980 , difficulty:  914266 , date:  "2015-06-04 09:35:34" },
  { height:  502981 , difficulty:  913780 , date:  "2015-06-04 09:36:27" },
  { height:  502982 , difficulty:  913635 , date:  "2015-06-04 09:38:39" },
  { height:  502983 , difficulty:  914794 , date:  "2015-06-04 09:39:18" },
  { height:  502984 , difficulty:  915347 , date:  "2015-06-04 09:39:24" },
  { height:  502985 , difficulty:  911759 , date:  "2015-06-04 09:39:58" },
  { height:  502986 , difficulty:  916716 , date:  "2015-06-04 09:41:08" },
  { height:  502987 , difficulty:  915751 , date:  "2015-06-04 09:43:10" },
  { height:  502988 , difficulty:  915242 , date:  "2015-06-04 09:44:50" },
  { height:  502989 , difficulty:  918748 , date:  "2015-06-04 09:50:23" },
  { height:  502990 , difficulty:  916589 , date:  "2015-06-04 09:51:57" },
  { height:  502991 , difficulty:  918094 , date:  "2015-06-04 09:51:39" },
  { height:  502992 , difficulty:  919177 , date:  "2015-06-04 09:54:48" },
  { height:  502993 , difficulty:  919517 , date:  "2015-06-04 09:54:55" },
  { height:  502994 , difficulty:  918543 , date:  "2015-06-04 09:54:58" },
  { height:  502995 , difficulty:  918846 , date:  "2015-06-04 09:56:37" },
  { height:  502996 , difficulty:  919274 , date:  "2015-06-04 09:56:41" },
  { height:  502997 , difficulty:  919674 , date:  "2015-06-04 09:58:15" },
  { height:  502998 , difficulty:  919754 , date:  "2015-06-04 10:01:31" },
  { height:  502999 , difficulty:  922681 , date:  "2015-06-04 10:01:04" },
  { height:  503000 , difficulty:  918286 , date:  "2015-06-04 10:01:45" },
  { height:  503001 , difficulty:  918504 , date:  "2015-06-04 10:02:05" },
  { height:  503002 , difficulty:  917065 , date:  "2015-06-04 10:03:08" },
  { height:  503003 , difficulty:  915841 , date:  "2015-06-04 10:03:12" },
  { height:  503004 , difficulty:  916078 , date:  "2015-06-04 10:03:29" },
  { height:  503005 , difficulty:  913669 , date:  "2015-06-04 10:05:04" },
  { height:  503006 , difficulty:  913580 , date:  "2015-06-04 10:05:09" },
  { height:  503007 , difficulty:  915615 , date:  "2015-06-04 10:07:14" },
  { height:  503008 , difficulty:  917129 , date:  "2015-06-04 10:10:07" },
  { height:  503009 , difficulty:  915325 , date:  "2015-06-04 10:10:39" },
  { height:  503010 , difficulty:  916230 , date:  "2015-06-04 10:10:59" },
  { height:  503011 , difficulty:  914220 , date:  "2015-06-04 10:12:54" },
  { height:  503012 , difficulty:  916641 , date:  "2015-06-04 10:14:41" },
  { height:  503013 , difficulty:  916512 , date:  "2015-06-04 10:15:15" },
  { height:  503014 , difficulty:  918725 , date:  "2015-06-04 10:16:10" },
  { height:  503015 , difficulty:  919048 , date:  "2015-06-04 10:16:15" },
  { height:  503016 , difficulty:  919113 , date:  "2015-06-04 10:16:47" },
  { height:  503017 , difficulty:  905642 , date:  "2015-06-04 10:17:10" },
  { height:  503018 , difficulty:  905750 , date:  "2015-06-04 10:17:11" },
  { height:  503019 , difficulty:  905964 , date:  "2015-06-04 10:17:35" },
  { height:  503020 , difficulty:  907681 , date:  "2015-06-04 10:20:10" },
  { height:  503021 , difficulty:  908387 , date:  "2015-06-04 10:20:05" },
  { height:  503022 , difficulty:  905810 , date:  "2015-06-04 10:21:20" },
  { height:  503023 , difficulty:  906218 , date:  "2015-06-04 10:21:25" },
  { height:  503024 , difficulty:  906866 , date:  "2015-06-04 10:21:59" },
  { height:  503025 , difficulty:  908557 , date:  "2015-06-04 10:22:05" },
  { height:  503026 , difficulty:  907982 , date:  "2015-06-04 10:23:36" },
  { height:  503027 , difficulty:  909937 , date:  "2015-06-04 10:24:37" },
  { height:  503028 , difficulty:  907321 , date:  "2015-06-04 10:25:11" },
  { height:  503029 , difficulty:  912265 , date:  "2015-06-04 10:26:10" },
  { height:  503030 , difficulty:  915026 , date:  "2015-06-04 10:26:14" },
  { height:  503031 , difficulty:  914483 , date:  "2015-06-04 10:26:34" },
  { height:  503032 , difficulty:  916967 , date:  "2015-06-04 10:26:51" },
  { height:  503033 , difficulty:  917089 , date:  "2015-06-04 10:27:32" },
  { height:  503034 , difficulty:  915255 , date:  "2015-06-04 10:28:59" },
  { height:  503035 , difficulty:  914297 , date:  "2015-06-04 10:29:20" },
  { height:  503036 , difficulty:  913838 , date:  "2015-06-04 10:30:40" },
  { height:  503037 , difficulty:  921894 , date:  "2015-06-04 10:30:46" },
  { height:  503038 , difficulty:  923707 , date:  "2015-06-04 10:30:53" },
  { height:  503039 , difficulty:  924366 , date:  "2015-06-04 10:30:54" },
  { height:  503040 , difficulty:  927164 , date:  "2015-06-04 10:32:50" },
  { height:  503041 , difficulty:  928258 , date:  "2015-06-04 10:32:53" },
  { height:  503042 , difficulty:  930222 , date:  "2015-06-04 10:34:17" },
  { height:  503043 , difficulty:  931422 , date:  "2015-06-04 10:37:04" },
  { height:  503044 , difficulty:  931685 , date:  "2015-06-04 10:37:06" },
  { height:  503045 , difficulty:  930512 , date:  "2015-06-04 10:38:55" },
  { height:  503046 , difficulty:  930653 , date:  "2015-06-04 10:45:39" },
  { height:  503047 , difficulty:  931403 , date:  "2015-06-04 10:45:46" },
  { height:  503048 , difficulty:  935135 , date:  "2015-06-04 10:45:51" },
  { height:  503049 , difficulty:  935201 , date:  "2015-06-04 10:46:49" },
  { height:  503050 , difficulty:  936270 , date:  "2015-06-04 10:46:54" },
  { height:  503051 , difficulty:  935595 , date:  "2015-06-04 10:47:00" },
  { height:  503052 , difficulty:  930468 , date:  "2015-06-04 10:48:00" },
  { height:  503053 , difficulty:  929116 , date:  "2015-06-04 10:48:03" },
  { height:  503054 , difficulty:  929773 , date:  "2015-06-04 10:48:48" },
  { height:  503055 , difficulty:  931891 , date:  "2015-06-04 10:49:11" },
  { height:  503056 , difficulty:  933542 , date:  "2015-06-04 10:50:11" },
  { height:  503057 , difficulty:  934059 , date:  "2015-06-04 10:50:31" },
  { height:  503058 , difficulty:  930538 , date:  "2015-06-04 10:50:35" },
  { height:  503059 , difficulty:  931796 , date:  "2015-06-04 10:50:48" },
  { height:  503060 , difficulty:  931934 , date:  "2015-06-04 10:51:32" },
  { height:  503061 , difficulty:  940398 , date:  "2015-06-04 10:51:57" },
  { height:  503062 , difficulty:  938898 , date:  "2015-06-04 10:52:00" },
  { height:  503063 , difficulty:  935629 , date:  "2015-06-04 10:54:01" },
  { height:  503064 , difficulty:  933428 , date:  "2015-06-04 10:56:48" },
  { height:  503065 , difficulty:  925747 , date:  "2015-06-04 10:59:17" },
  { height:  503066 , difficulty:  928632 , date:  "2015-06-04 11:01:05" },
  { height:  503067 , difficulty:  928997 , date:  "2015-06-04 11:03:08" },
  { height:  503068 , difficulty:  927272 , date:  "2015-06-04 11:03:22" },
  { height:  503069 , difficulty:  928185 , date:  "2015-06-04 11:03:36" },
  { height:  503070 , difficulty:  932983 , date:  "2015-06-04 11:05:20" },
  { height:  503071 , difficulty:  933934 , date:  "2015-06-04 11:06:27" },
  { height:  503072 , difficulty:  934524 , date:  "2015-06-04 11:08:54" },
  { height:  503073 , difficulty:  932114 , date:  "2015-06-04 11:09:15" },
  { height:  503074 , difficulty:  927757 , date:  "2015-06-04 11:09:39" },
  { height:  503075 , difficulty:  928151 , date:  "2015-06-04 11:09:49" },
  { height:  503076 , difficulty:  933156 , date:  "2015-06-04 11:12:05" },
  { height:  503077 , difficulty:  932913 , date:  "2015-06-04 11:12:35" },
  { height:  503078 , difficulty:  931981 , date:  "2015-06-04 11:13:12" },
  { height:  503079 , difficulty:  932226 , date:  "2015-06-04 11:12:50" },
  { height:  503080 , difficulty:  932627 , date:  "2015-06-04 11:15:40" },
  { height:  503081 , difficulty:  930671 , date:  "2015-06-04 11:15:55" },
  { height:  503082 , difficulty:  930680 , date:  "2015-06-04 11:16:15" },
  { height:  503083 , difficulty:  930744 , date:  "2015-06-04 11:18:27" },
  { height:  503084 , difficulty:  927274 , date:  "2015-06-04 11:18:36" },
  { height:  503085 , difficulty:  929866 , date:  "2015-06-04 11:18:41" },
  { height:  503086 , difficulty:  929739 , date:  "2015-06-04 11:19:39" },
  { height:  503087 , difficulty:  929552 , date:  "2015-06-04 11:20:03" },
  { height:  503088 , difficulty:  930819 , date:  "2015-06-04 11:21:30" },
  { height:  503089 , difficulty:  931102 , date:  "2015-06-04 11:22:36" },
  { height:  503090 , difficulty:  935791 , date:  "2015-06-04 11:24:46" },
  { height:  503091 , difficulty:  937000 , date:  "2015-06-04 11:28:03" },
  { height:  503092 , difficulty:  938813 , date:  "2015-06-04 11:28:37" },
  { height:  503093 , difficulty:  940192 , date:  "2015-06-04 11:28:47" },
  { height:  503094 , difficulty:  942661 , date:  "2015-06-04 11:30:58" },
  { height:  503095 , difficulty:  942057 , date:  "2015-06-04 11:31:18" },
  { height:  503096 , difficulty:  938000 , date:  "2015-06-04 11:32:24" },
  { height:  503097 , difficulty:  940210 , date:  "2015-06-04 11:32:50" },
  { height:  503098 , difficulty:  939079 , date:  "2015-06-04 11:33:35" },
  { height:  503099 , difficulty:  940146 , date:  "2015-06-04 11:33:41" },
  { height:  503100 , difficulty:  939379 , date:  "2015-06-04 11:35:11" },
  { height:  503101 , difficulty:  944597 , date:  "2015-06-04 11:36:28" },
  { height:  503102 , difficulty:  942226 , date:  "2015-06-04 11:38:20" },
  { height:  503103 , difficulty:  941515 , date:  "2015-06-04 11:40:44" },
  { height:  503104 , difficulty:  942057 , date:  "2015-06-04 11:42:13" },
  { height:  503105 , difficulty:  941892 , date:  "2015-06-04 11:42:14" },
  { height:  503106 , difficulty:  941931 , date:  "2015-06-04 11:43:00" },
  { height:  503107 , difficulty:  943561 , date:  "2015-06-04 11:43:01" },
  { height:  503108 , difficulty:  947718 , date:  "2015-06-04 11:43:33" },
  { height:  503109 , difficulty:  946658 , date:  "2015-06-04 11:45:26" },
  { height:  503110 , difficulty:  945204 , date:  "2015-06-04 11:45:31" },
  { height:  503111 , difficulty:  945830 , date:  "2015-06-04 11:47:13" },
  { height:  503112 , difficulty:  943719 , date:  "2015-06-04 11:53:53" },
  { height:  503113 , difficulty:  945853 , date:  "2015-06-04 11:54:37" },
  { height:  503114 , difficulty:  946449 , date:  "2015-06-04 11:55:09" },
  { height:  503115 , difficulty:  948347 , date:  "2015-06-04 11:55:12" },
  { height:  503116 , difficulty:  947259 , date:  "2015-06-04 11:57:08" },
  { height:  503117 , difficulty:  947477 , date:  "2015-06-04 11:59:07" },
  { height:  503118 , difficulty:  945357 , date:  "2015-06-04 12:05:51" },
  { height:  503119 , difficulty:  944203 , date:  "2015-06-04 12:07:04" },
  { height:  503120 , difficulty:  945078 , date:  "2015-06-04 12:08:04" },
  { height:  503121 , difficulty:  944265 , date:  "2015-06-04 12:08:21" },
  { height:  503122 , difficulty:  934979 , date:  "2015-06-04 12:08:44" },
  { height:  503123 , difficulty:  935533 , date:  "2015-06-04 12:09:44" },
  { height:  503124 , difficulty:  937649 , date:  "2015-06-04 12:10:06" },
  { height:  503125 , difficulty:  936505 , date:  "2015-06-04 12:10:11" },
  { height:  503126 , difficulty:  938930 , date:  "2015-06-04 12:10:18" },
  { height:  503127 , difficulty:  938888 , date:  "2015-06-04 12:11:30" },
  { height:  503128 , difficulty:  941313 , date:  "2015-06-04 12:11:33" },
  { height:  503129 , difficulty:  942265 , date:  "2015-06-04 12:13:04" },
  { height:  503130 , difficulty:  944423 , date:  "2015-06-04 12:13:05" },
  { height:  503131 , difficulty:  946065 , date:  "2015-06-04 12:13:56" },
  { height:  503132 , difficulty:  944588 , date:  "2015-06-04 12:14:02" },
  { height:  503133 , difficulty:  944771 , date:  "2015-06-04 12:17:31" },
  { height:  503134 , difficulty:  949347 , date:  "2015-06-04 12:17:33" },
  { height:  503135 , difficulty:  949156 , date:  "2015-06-04 12:17:56" },
  { height:  503136 , difficulty:  949759 , date:  "2015-06-04 12:19:25" },
  { height:  503137 , difficulty:  949597 , date:  "2015-06-04 12:22:12" },
  { height:  503138 , difficulty:  954239 , date:  "2015-06-04 12:22:16" },
  { height:  503139 , difficulty:  950979 , date:  "2015-06-04 12:23:13" },
  { height:  503140 , difficulty:  950107 , date:  "2015-06-04 12:23:32" },
  { height:  503141 , difficulty:  946121 , date:  "2015-06-04 12:24:13" },
  { height:  503142 , difficulty:  944715 , date:  "2015-06-04 12:26:53" },
  { height:  503143 , difficulty:  944097 , date:  "2015-06-04 12:27:35" },
  { height:  503144 , difficulty:  944630 , date:  "2015-06-04 12:29:37" },
  { height:  503145 , difficulty:  944381 , date:  "2015-06-04 12:29:21" },
  { height:  503146 , difficulty:  942999 , date:  "2015-06-04 12:30:20" },
  { height:  503147 , difficulty:  942520 , date:  "2015-06-04 12:31:20" },
  { height:  503148 , difficulty:  942796 , date:  "2015-06-04 12:31:34" },
  { height:  503149 , difficulty:  942423 , date:  "2015-06-04 12:32:03" },
  { height:  503150 , difficulty:  942182 , date:  "2015-06-04 12:32:26" },
  { height:  503151 , difficulty:  942075 , date:  "2015-06-04 12:34:28" },
  { height:  503152 , difficulty:  939069 , date:  "2015-06-04 12:35:58" },
  { height:  503153 , difficulty:  943312 , date:  "2015-06-04 12:37:09" },
  { height:  503154 , difficulty:  943129 , date:  "2015-06-04 12:38:10" },
  { height:  503155 , difficulty:  943337 , date:  "2015-06-04 12:38:16" },
  { height:  503156 , difficulty:  939403 , date:  "2015-06-04 12:39:28" },
  { height:  503157 , difficulty:  939581 , date:  "2015-06-04 12:40:20" },
  { height:  503158 , difficulty:  940337 , date:  "2015-06-04 12:46:39" },
  { height:  503159 , difficulty:  936951 , date:  "2015-06-04 12:47:06" },
  { height:  503160 , difficulty:  938293 , date:  "2015-06-04 12:48:05" },
  { height:  503161 , difficulty:  938348 , date:  "2015-06-04 12:48:50" },
  { height:  503162 , difficulty:  937462 , date:  "2015-06-04 12:49:07" },
  { height:  503163 , difficulty:  943450 , date:  "2015-06-04 12:50:05" },
  { height:  503164 , difficulty:  941227 , date:  "2015-06-04 12:51:04" },
  { height:  503165 , difficulty:  942229 , date:  "2015-06-04 12:51:08" },
  { height:  503166 , difficulty:  938864 , date:  "2015-06-04 12:52:25" },
  { height:  503167 , difficulty:  934458 , date:  "2015-06-04 12:52:57" },
  { height:  503168 , difficulty:  939660 , date:  "2015-06-04 12:53:54" },
  { height:  503169 , difficulty:  940662 , date:  "2015-06-04 12:55:03" },
  { height:  503170 , difficulty:  938430 , date:  "2015-06-04 12:55:13" },
  { height:  503171 , difficulty:  938652 , date:  "2015-06-04 12:55:23" },
  { height:  503172 , difficulty:  937432 , date:  "2015-06-04 12:56:04" },
  { height:  503173 , difficulty:  937373 , date:  "2015-06-04 12:56:49" },
  { height:  503174 , difficulty:  936320 , date:  "2015-06-04 12:57:27" },
  { height:  503175 , difficulty:  936424 , date:  "2015-06-04 12:57:59" },
  { height:  503176 , difficulty:  934824 , date:  "2015-06-04 12:58:02" },
  { height:  503177 , difficulty:  933955 , date:  "2015-06-04 13:00:51" },
  { height:  503178 , difficulty:  936227 , date:  "2015-06-04 13:00:57" },
  { height:  503179 , difficulty:  932427 , date:  "2015-06-04 13:01:29" },
  { height:  503180 , difficulty:  931178 , date:  "2015-06-04 13:04:18" },
  { height:  503181 , difficulty:  932185 , date:  "2015-06-04 13:04:35" },
  { height:  503182 , difficulty:  932050 , date:  "2015-06-04 13:04:57" },
  { height:  503183 , difficulty:  932791 , date:  "2015-06-04 13:05:10" },
  { height:  503184 , difficulty:  932153 , date:  "2015-06-04 13:07:35" },
  { height:  503185 , difficulty:  930289 , date:  "2015-06-04 13:07:41" },
  { height:  503186 , difficulty:  933280 , date:  "2015-06-04 13:07:52" },
  { height:  503187 , difficulty:  931543 , date:  "2015-06-04 13:09:24" },
  { height:  503188 , difficulty:  922114 , date:  "2015-06-04 13:09:41" },
  { height:  503189 , difficulty:  923052 , date:  "2015-06-04 13:10:30" },
  { height:  503190 , difficulty:  923778 , date:  "2015-06-04 13:11:20" },
  { height:  503191 , difficulty:  924483 , date:  "2015-06-04 13:11:32" },
  { height:  503192 , difficulty:  921587 , date:  "2015-06-04 13:12:52" },
  { height:  503193 , difficulty:  918736 , date:  "2015-06-04 13:12:53" },
  { height:  503194 , difficulty:  919610 , date:  "2015-06-04 13:13:35" },
  { height:  503195 , difficulty:  917928 , date:  "2015-06-04 13:14:56" },
  { height:  503196 , difficulty:  918594 , date:  "2015-06-04 13:15:46" },
  { height:  503197 , difficulty:  922307 , date:  "2015-06-04 13:15:49" },
  { height:  503198 , difficulty:  924699 , date:  "2015-06-04 13:16:19" },
  { height:  503199 , difficulty:  923645 , date:  "2015-06-04 13:16:58" },
  { height:  503200 , difficulty:  923371 , date:  "2015-06-04 13:18:07" },
  { height:  503201 , difficulty:  924344 , date:  "2015-06-04 13:18:58" },
  { height:  503202 , difficulty:  929136 , date:  "2015-06-04 13:20:05" },
  { height:  503203 , difficulty:  928131 , date:  "2015-06-04 13:24:37" },
  { height:  503204 , difficulty:  928319 , date:  "2015-06-04 13:26:14" },
  { height:  503205 , difficulty:  926147 , date:  "2015-06-04 13:26:34" },
  { height:  503206 , difficulty:  927225 , date:  "2015-06-04 13:26:52" },
  { height:  503207 , difficulty:  928097 , date:  "2015-06-04 13:26:56" },
  { height:  503208 , difficulty:  928264 , date:  "2015-06-04 13:29:04" },
  { height:  503209 , difficulty:  923671 , date:  "2015-06-04 13:29:10" },
  { height:  503210 , difficulty:  924996 , date:  "2015-06-04 13:29:13" },
  { height:  503211 , difficulty:  925869 , date:  "2015-06-04 13:30:22" },
  { height:  503212 , difficulty:  923649 , date:  "2015-06-04 13:32:24" },
  { height:  503213 , difficulty:  919563 , date:  "2015-06-04 13:32:27" },
  { height:  503214 , difficulty:  921021 , date:  "2015-06-04 13:32:29" },
  { height:  503215 , difficulty:  921391 , date:  "2015-06-04 13:32:57" },
  { height:  503216 , difficulty:  921073 , date:  "2015-06-04 13:33:06" },
  { height:  503217 , difficulty:  920241 , date:  "2015-06-04 13:34:42" },
  { height:  503218 , difficulty:  917020 , date:  "2015-06-04 13:34:46" },
  { height:  503219 , difficulty:  921060 , date:  "2015-06-04 13:35:18" },
  { height:  503220 , difficulty:  920043 , date:  "2015-06-04 13:38:59" },
  { height:  503221 , difficulty:  921504 , date:  "2015-06-04 13:39:04" },
  { height:  503222 , difficulty:  923339 , date:  "2015-06-04 13:39:47" },
  { height:  503223 , difficulty:  922947 , date:  "2015-06-04 13:40:18" },
  { height:  503224 , difficulty:  923647 , date:  "2015-06-04 13:41:16" },
  { height:  503225 , difficulty:  923629 , date:  "2015-06-04 13:41:37" },
  { height:  503226 , difficulty:  923633 , date:  "2015-06-04 13:43:50" },
  { height:  503227 , difficulty:  920594 , date:  "2015-06-04 13:43:55" },
  { height:  503228 , difficulty:  919090 , date:  "2015-06-04 13:44:18" },
  { height:  503229 , difficulty:  917449 , date:  "2015-06-04 13:44:25" },
  { height:  503230 , difficulty:  917119 , date:  "2015-06-04 13:44:33" },
  { height:  503231 , difficulty:  917810 , date:  "2015-06-04 13:44:41" },
  { height:  503232 , difficulty:  922918 , date:  "2015-06-04 13:44:59" },
  { height:  503233 , difficulty:  922993 , date:  "2015-06-04 13:49:13" },
  { height:  503234 , difficulty:  913267 , date:  "2015-06-04 13:49:41" },
  { height:  503235 , difficulty:  913441 , date:  "2015-06-04 13:53:36" },
  { height:  503236 , difficulty:  915699 , date:  "2015-06-04 13:53:38" },
  { height:  503237 , difficulty:  914678 , date:  "2015-06-04 13:54:08" },
  { height:  503238 , difficulty:  917542 , date:  "2015-06-04 13:57:38" },
  { height:  503239 , difficulty:  920325 , date:  "2015-06-04 13:57:54" },
  { height:  503240 , difficulty:  918981 , date:  "2015-06-04 13:57:59" },
  { height:  503241 , difficulty:  919035 , date:  "2015-06-04 13:59:30" },
  { height:  503242 , difficulty:  918215 , date:  "2015-06-04 14:00:12" },
  { height:  503243 , difficulty:  917650 , date:  "2015-06-04 14:02:24" },
  { height:  503244 , difficulty:  918777 , date:  "2015-06-04 14:04:18" },
  { height:  503245 , difficulty:  920698 , date:  "2015-06-04 14:04:24" },
  { height:  503246 , difficulty:  922281 , date:  "2015-06-04 14:04:59" },
  { height:  503247 , difficulty:  922226 , date:  "2015-06-04 14:05:39" },
  { height:  503248 , difficulty:  922011 , date:  "2015-06-04 14:06:30" },
  { height:  503249 , difficulty:  923536 , date:  "2015-06-04 14:05:57" },
  { height:  503250 , difficulty:  924847 , date:  "2015-06-04 14:06:42" },
  { height:  503251 , difficulty:  925496 , date:  "2015-06-04 14:06:46" },
  { height:  503252 , difficulty:  925584 , date:  "2015-06-04 14:06:56" },
  { height:  503253 , difficulty:  922597 , date:  "2015-06-04 14:07:25" },
  { height:  503254 , difficulty:  922615 , date:  "2015-06-04 14:08:46" },
  { height:  503255 , difficulty:  922705 , date:  "2015-06-04 14:08:59" },
  { height:  503256 , difficulty:  918376 , date:  "2015-06-04 14:09:15" },
  { height:  503257 , difficulty:  918045 , date:  "2015-06-04 14:09:43" },
  { height:  503258 , difficulty:  919232 , date:  "2015-06-04 14:09:45" },
  { height:  503259 , difficulty:  919138 , date:  "2015-06-04 14:09:57" },
  { height:  503260 , difficulty:  915752 , date:  "2015-06-04 14:10:42" },
  { height:  503261 , difficulty:  915758 , date:  "2015-06-04 14:11:30" },
  { height:  503262 , difficulty:  920529 , date:  "2015-06-04 14:11:33" },
  { height:  503263 , difficulty:  921515 , date:  "2015-06-04 14:12:56" },
  { height:  503264 , difficulty:  921301 , date:  "2015-06-04 14:13:27" },
  { height:  503265 , difficulty:  920586 , date:  "2015-06-04 14:13:52" },
  { height:  503266 , difficulty:  919744 , date:  "2015-06-04 14:15:35" },
  { height:  503267 , difficulty:  920733 , date:  "2015-06-04 14:15:57" },
  { height:  503268 , difficulty:  921480 , date:  "2015-06-04 14:16:00" },
  { height:  503269 , difficulty:  925210 , date:  "2015-06-04 14:16:33" },
  { height:  503270 , difficulty:  925977 , date:  "2015-06-04 14:17:13" },
  { height:  503271 , difficulty:  925386 , date:  "2015-06-04 14:18:12" },
  { height:  503272 , difficulty:  924245 , date:  "2015-06-04 14:18:48" },
  { height:  503273 , difficulty:  925102 , date:  "2015-06-04 14:21:37" },
  { height:  503274 , difficulty:  924670 , date:  "2015-06-04 14:21:39" },
  { height:  503275 , difficulty:  925188 , date:  "2015-06-04 14:22:41" },
  { height:  503276 , difficulty:  923503 , date:  "2015-06-04 14:23:48" },
  { height:  503277 , difficulty:  922671 , date:  "2015-06-04 14:24:44" },
  { height:  503278 , difficulty:  922062 , date:  "2015-06-04 14:27:06" },
  { height:  503279 , difficulty:  916041 , date:  "2015-06-04 14:30:21" },
  { height:  503280 , difficulty:  914184 , date:  "2015-06-04 14:31:31" },
  { height:  503281 , difficulty:  913957 , date:  "2015-06-04 14:32:04" },
  { height:  503282 , difficulty:  915592 , date:  "2015-06-04 14:32:30" },
  { height:  503283 , difficulty:  915727 , date:  "2015-06-04 14:32:58" },
  { height:  503284 , difficulty:  913170 , date:  "2015-06-04 14:34:13" },
  { height:  503285 , difficulty:  913349 , date:  "2015-06-04 14:36:18" },
  { height:  503286 , difficulty:  913918 , date:  "2015-06-04 14:36:03" },
  { height:  503287 , difficulty:  912754 , date:  "2015-06-04 14:37:43" },
  { height:  503288 , difficulty:  915850 , date:  "2015-06-04 14:37:51" },
  { height:  503289 , difficulty:  915986 , date:  "2015-06-04 14:40:50" },
  { height:  503290 , difficulty:  919354 , date:  "2015-06-04 14:40:54" },
  { height:  503291 , difficulty:  920852 , date:  "2015-06-04 14:41:53" },
  { height:  503292 , difficulty:  921116 , date:  "2015-06-04 14:43:30" },
  { height:  503293 , difficulty:  918710 , date:  "2015-06-04 14:44:31" },
  { height:  503294 , difficulty:  921395 , date:  "2015-06-04 14:44:50" },
  { height:  503295 , difficulty:  920847 , date:  "2015-06-04 14:44:59" },
  { height:  503296 , difficulty:  917324 , date:  "2015-06-04 14:47:29" },
  { height:  503297 , difficulty:  919259 , date:  "2015-06-04 14:47:32" },
  { height:  503298 , difficulty:  919006 , date:  "2015-06-04 14:51:33" },
  { height:  503299 , difficulty:  920295 , date:  "2015-06-04 14:51:39" },
  { height:  503300 , difficulty:  920594 , date:  "2015-06-04 14:52:09" },
  { height:  503301 , difficulty:  921260 , date:  "2015-06-04 14:52:47" },
  { height:  503302 , difficulty:  919359 , date:  "2015-06-04 14:53:16" },
  { height:  503303 , difficulty:  920566 , date:  "2015-06-04 14:53:20" },
  { height:  503304 , difficulty:  920748 , date:  "2015-06-04 14:53:42" },
  { height:  503305 , difficulty:  924030 , date:  "2015-06-04 14:54:52" },
  { height:  503306 , difficulty:  923921 , date:  "2015-06-04 14:55:13" },
  { height:  503307 , difficulty:  925554 , date:  "2015-06-04 14:57:33" },
  { height:  503308 , difficulty:  928168 , date:  "2015-06-04 14:58:05" },
  { height:  503309 , difficulty:  922705 , date:  "2015-06-04 14:58:15" },
  { height:  503310 , difficulty:  922777 , date:  "2015-06-04 14:59:14" },
  { height:  503311 , difficulty:  918868 , date:  "2015-06-04 14:59:57" },
  { height:  503312 , difficulty:  921771 , date:  "2015-06-04 15:00:38" },
  { height:  503313 , difficulty:  924662 , date:  "2015-06-04 15:03:43" },
  { height:  503314 , difficulty:  924060 , date:  "2015-06-04 15:04:12" },
  { height:  503315 , difficulty:  923759 , date:  "2015-06-04 15:06:13" },
  { height:  503316 , difficulty:  923823 , date:  "2015-06-04 15:11:34" },
  { height:  503317 , difficulty:  924178 , date:  "2015-06-04 15:11:38" },
  { height:  503318 , difficulty:  923838 , date:  "2015-06-04 15:12:22" },
  { height:  503319 , difficulty:  920529 , date:  "2015-06-04 15:14:10" },
  { height:  503320 , difficulty:  918993 , date:  "2015-06-04 15:15:22" },
  { height:  503321 , difficulty:  919242 , date:  "2015-06-04 15:15:26" },
  { height:  503322 , difficulty:  923769 , date:  "2015-06-04 15:19:32" },
  { height:  503323 , difficulty:  925817 , date:  "2015-06-04 15:20:05" },
  { height:  503324 , difficulty:  925462 , date:  "2015-06-04 15:23:26" },
  { height:  503325 , difficulty:  925774 , date:  "2015-06-04 15:24:34" },
  { height:  503326 , difficulty:  929731 , date:  "2015-06-04 15:24:39" },
  { height:  503327 , difficulty:  930585 , date:  "2015-06-04 15:27:30" },
  { height:  503328 , difficulty:  930718 , date:  "2015-06-04 15:27:32" },
  { height:  503329 , difficulty:  930040 , date:  "2015-06-04 15:30:47" },
  { height:  503330 , difficulty:  933054 , date:  "2015-06-04 15:30:52" },
  { height:  503331 , difficulty:  933069 , date:  "2015-06-04 15:31:46" },
  { height:  503332 , difficulty:  933478 , date:  "2015-06-04 15:31:51" },
  { height:  503333 , difficulty:  933178 , date:  "2015-06-04 15:33:17" },
  { height:  503334 , difficulty:  936435 , date:  "2015-06-04 15:36:34" },
  { height:  503335 , difficulty:  937430 , date:  "2015-06-04 15:39:47" },
  { height:  503336 , difficulty:  936388 , date:  "2015-06-04 15:39:51" },
  { height:  503337 , difficulty:  936996 , date:  "2015-06-04 15:40:59" },
  { height:  503338 , difficulty:  941293 , date:  "2015-06-04 15:41:04" },
  { height:  503339 , difficulty:  940453 , date:  "2015-06-04 15:41:31" },
  { height:  503340 , difficulty:  943222 , date:  "2015-06-04 15:41:50" },
  { height:  503341 , difficulty:  947469 , date:  "2015-06-04 15:42:48" },
  { height:  503342 , difficulty:  944823 , date:  "2015-06-04 15:43:35" },
  { height:  503343 , difficulty:  948808 , date:  "2015-06-04 15:47:11" },
  { height:  503344 , difficulty:  951932 , date:  "2015-06-04 15:47:13" },
  { height:  503345 , difficulty:  951197 , date:  "2015-06-04 15:48:15" },
  { height:  503346 , difficulty:  953480 , date:  "2015-06-04 15:50:24" },
  { height:  503347 , difficulty:  953332 , date:  "2015-06-04 15:50:26" },
  { height:  503348 , difficulty:  952594 , date:  "2015-06-04 15:52:49" },
  { height:  503349 , difficulty:  950771 , date:  "2015-06-04 15:54:35" },
  { height:  503350 , difficulty:  950900 , date:  "2015-06-04 15:56:39" },
  { height:  503351 , difficulty:  958389 , date:  "2015-06-04 15:56:45" },
  { height:  503352 , difficulty:  956593 , date:  "2015-06-04 15:57:31" },
  { height:  503353 , difficulty:  955786 , date:  "2015-06-04 15:58:41" },
  { height:  503354 , difficulty:  951956 , date:  "2015-06-04 15:59:18" },
  { height:  503355 , difficulty:  951198 , date:  "2015-06-04 15:59:24" },
  { height:  503356 , difficulty:  949660 , date:  "2015-06-04 15:59:25" },
  { height:  503357 , difficulty:  951457 , date:  "2015-06-04 15:59:47" },
  { height:  503358 , difficulty:  950893 , date:  "2015-06-04 15:59:52" },
  { height:  503359 , difficulty:  950664 , date:  "2015-06-04 16:00:29" },
  { height:  503360 , difficulty:  949514 , date:  "2015-06-04 16:01:23" },
  { height:  503361 , difficulty:  951617 , date:  "2015-06-04 16:01:28" },
  { height:  503362 , difficulty:  951829 , date:  "2015-06-04 16:03:27" },
  { height:  503363 , difficulty:  952875 , date:  "2015-06-04 16:03:49" },
  { height:  503364 , difficulty:  953575 , date:  "2015-06-04 16:04:07" },
  { height:  503365 , difficulty:  948925 , date:  "2015-06-04 16:05:12" },
  { height:  503366 , difficulty:  949379 , date:  "2015-06-04 16:06:00" },
  { height:  503367 , difficulty:  952681 , date:  "2015-06-04 16:06:04" },
  { height:  503368 , difficulty:  951802 , date:  "2015-06-04 16:07:28" },
  { height:  503369 , difficulty:  960050 , date:  "2015-06-04 16:07:35" },
  { height:  503370 , difficulty:  959782 , date:  "2015-06-04 16:08:30" },
  { height:  503371 , difficulty:  965696 , date:  "2015-06-04 16:08:31" },
  { height:  503372 , difficulty:  967398 , date:  "2015-06-04 16:09:15" },
  { height:  503373 , difficulty:  967525 , date:  "2015-06-04 16:11:39" },
  { height:  503374 , difficulty:  960955 , date:  "2015-06-04 16:12:31" },
  { height:  503375 , difficulty:  963331 , date:  "2015-06-04 16:13:08" },
  { height:  503376 , difficulty:  962891 , date:  "2015-06-04 16:13:12" },
  { height:  503377 , difficulty:  963081 , date:  "2015-06-04 16:15:01" },
  { height:  503378 , difficulty:  963954 , date:  "2015-06-04 16:17:04" },
  { height:  503379 , difficulty:  963973 , date:  "2015-06-04 16:19:56" },
  { height:  503380 , difficulty:  964023 , date:  "2015-06-04 16:20:52" },
  { height:  503381 , difficulty:  963849 , date:  "2015-06-04 16:21:53" },
  { height:  503382 , difficulty:  967602 , date:  "2015-06-04 16:22:13" },
  { height:  503383 , difficulty:  964264 , date:  "2015-06-04 16:22:48" },
  { height:  503384 , difficulty:  966209 , date:  "2015-06-04 16:23:48" },
  { height:  503385 , difficulty:  966048 , date:  "2015-06-04 16:24:41" },
  { height:  503386 , difficulty:  965859 , date:  "2015-06-04 16:25:31" },
  { height:  503387 , difficulty:  964778 , date:  "2015-06-04 16:26:19" },
  { height:  503388 , difficulty:  968726 , date:  "2015-06-04 16:26:37" },
  { height:  503389 , difficulty:  963529 , date:  "2015-06-04 16:28:56" },
  { height:  503390 , difficulty:  963627 , date:  "2015-06-04 16:29:26" },
  { height:  503391 , difficulty:  960364 , date:  "2015-06-04 16:29:27" },
  { height:  503392 , difficulty:  955156 , date:  "2015-06-04 16:31:52" },
  { height:  503393 , difficulty:  955215 , date:  "2015-06-04 16:32:00" },
  { height:  503394 , difficulty:  955582 , date:  "2015-06-04 16:37:08" },
  { height:  503395 , difficulty:  956476 , date:  "2015-06-04 16:37:11" },
  { height:  503396 , difficulty:  954534 , date:  "2015-06-04 16:37:13" },
  { height:  503397 , difficulty:  959221 , date:  "2015-06-04 16:38:52" },
  { height:  503398 , difficulty:  953246 , date:  "2015-06-04 16:39:49" },
  { height:  503399 , difficulty:  953116 , date:  "2015-06-04 16:39:54" },
  { height:  503400 , difficulty:  947826 , date:  "2015-06-04 16:41:25" },
  { height:  503401 , difficulty:  949162 , date:  "2015-06-04 16:41:31" },
  { height:  503402 , difficulty:  950596 , date:  "2015-06-04 16:42:25" },
  { height:  503403 , difficulty:  946090 , date:  "2015-06-04 16:43:00" },
  { height:  503404 , difficulty:  947018 , date:  "2015-06-04 16:43:06" },
  { height:  503405 , difficulty:  942760 , date:  "2015-06-04 16:45:38" },
  { height:  503406 , difficulty:  942924 , date:  "2015-06-04 16:45:40" },
  { height:  503407 , difficulty:  941671 , date:  "2015-06-04 16:45:46" },
  { height:  503408 , difficulty:  941809 , date:  "2015-06-04 16:46:35" },
  { height:  503409 , difficulty:  943555 , date:  "2015-06-04 16:47:03" },
  { height:  503410 , difficulty:  939429 , date:  "2015-06-04 16:49:41" },
  { height:  503411 , difficulty:  935368 , date:  "2015-06-04 16:50:56" },
  { height:  503412 , difficulty:  936036 , date:  "2015-06-04 16:51:20" },
  { height:  503413 , difficulty:  934400 , date:  "2015-06-04 16:52:53" },
  { height:  503414 , difficulty:  935160 , date:  "2015-06-04 16:53:11" },
  { height:  503415 , difficulty:  935143 , date:  "2015-06-04 16:53:39" },
  { height:  503416 , difficulty:  936318 , date:  "2015-06-04 16:53:45" },
  { height:  503417 , difficulty:  937213 , date:  "2015-06-04 16:53:47" },
  { height:  503418 , difficulty:  939666 , date:  "2015-06-04 16:54:12" },
  { height:  503419 , difficulty:  934054 , date:  "2015-06-04 16:54:15" },
  { height:  503420 , difficulty:  935920 , date:  "2015-06-04 16:56:25" },
  { height:  503421 , difficulty:  935263 , date:  "2015-06-04 16:56:28" },
  { height:  503422 , difficulty:  932000 , date:  "2015-06-04 16:57:13" },
  { height:  503423 , difficulty:  932182 , date:  "2015-06-04 16:58:45" },
  { height:  503424 , difficulty:  928623 , date:  "2015-06-04 16:58:50" },
  { height:  503425 , difficulty:  926458 , date:  "2015-06-04 17:00:37" },
  { height:  503426 , difficulty:  925035 , date:  "2015-06-04 17:04:03" },
  { height:  503427 , difficulty:  925439 , date:  "2015-06-04 17:04:31" },
  { height:  503428 , difficulty:  926521 , date:  "2015-06-04 17:04:36" },
  { height:  503429 , difficulty:  931836 , date:  "2015-06-04 17:06:18" },
  { height:  503430 , difficulty:  931243 , date:  "2015-06-04 17:09:19" },
  { height:  503431 , difficulty:  944454 , date:  "2015-06-04 17:11:05" },
  { height:  503432 , difficulty:  947537 , date:  "2015-06-04 17:11:36" },
  { height:  503433 , difficulty:  947550 , date:  "2015-06-04 17:14:38" },
  { height:  503434 , difficulty:  948137 , date:  "2015-06-04 17:15:32" },
  { height:  503435 , difficulty:  947789 , date:  "2015-06-04 17:15:43" },
  { height:  503436 , difficulty:  950716 , date:  "2015-06-04 17:16:28" },
  { height:  503437 , difficulty:  955372 , date:  "2015-06-04 17:16:42" },
  { height:  503438 , difficulty:  960835 , date:  "2015-06-04 17:19:10" },
  { height:  503439 , difficulty:  962443 , date:  "2015-06-04 17:19:15" },
  { height:  503440 , difficulty:  962243 , date:  "2015-06-04 17:20:49" },
  { height:  503441 , difficulty:  961347 , date:  "2015-06-04 17:20:55" },
  { height:  503442 , difficulty:  961611 , date:  "2015-06-04 17:22:32" },
  { height:  503443 , difficulty:  962393 , date:  "2015-06-04 17:21:56" },
  { height:  503444 , difficulty:  963569 , date:  "2015-06-04 17:22:40" },
  { height:  503445 , difficulty:  964863 , date:  "2015-06-04 17:23:01" },
  { height:  503446 , difficulty:  964623 , date:  "2015-06-04 17:25:10" },
  { height:  503447 , difficulty:  966562 , date:  "2015-06-04 17:25:30" },
  { height:  503448 , difficulty:  966121 , date:  "2015-06-04 17:26:59" },
  { height:  503449 , difficulty:  963663 , date:  "2015-06-04 17:28:53" },
  { height:  503450 , difficulty:  963297 , date:  "2015-06-04 17:28:54" },
  { height:  503451 , difficulty:  962571 , date:  "2015-06-04 17:32:36" },
  { height:  503452 , difficulty:  963089 , date:  "2015-06-04 17:32:40" },
  { height:  503453 , difficulty:  960527 , date:  "2015-06-04 17:33:08" },
  { height:  503454 , difficulty:  958180 , date:  "2015-06-04 17:33:22" },
  { height:  503455 , difficulty:  956064 , date:  "2015-06-04 17:33:50" },
  { height:  503456 , difficulty:  957159 , date:  "2015-06-04 17:33:50" },
  { height:  503457 , difficulty:  958705 , date:  "2015-06-04 17:37:29" },
  { height:  503458 , difficulty:  958973 , date:  "2015-06-04 17:37:43" },
  { height:  503459 , difficulty:  959349 , date:  "2015-06-04 17:38:13" },
  { height:  503460 , difficulty:  958662 , date:  "2015-06-04 17:38:38" },
  { height:  503461 , difficulty:  971464 , date:  "2015-06-04 17:39:39" },
  { height:  503462 , difficulty:  970271 , date:  "2015-06-04 17:40:30" },
  { height:  503463 , difficulty:  970076 , date:  "2015-06-04 17:42:44" },
  { height:  503464 , difficulty:  970095 , date:  "2015-06-04 17:43:06" },
  { height:  503465 , difficulty:  966424 , date:  "2015-06-04 17:43:34" },
  { height:  503466 , difficulty:  967484 , date:  "2015-06-04 17:44:52" },
  { height:  503467 , difficulty:  971254 , date:  "2015-06-04 17:45:01" },
  { height:  503468 , difficulty:  969299 , date:  "2015-06-04 17:45:10" },
  { height:  503469 , difficulty:  969974 , date:  "2015-06-04 17:48:18" },
  { height:  503470 , difficulty:  961427 , date:  "2015-06-04 17:48:23" },
  { height:  503471 , difficulty:  963501 , date:  "2015-06-04 17:48:33" },
  { height:  503472 , difficulty:  963882 , date:  "2015-06-04 17:51:36" },
  { height:  503473 , difficulty:  962436 , date:  "2015-06-04 17:51:28" },
  { height:  503474 , difficulty:  961181 , date:  "2015-06-04 17:52:09" },
  { height:  503475 , difficulty:  967263 , date:  "2015-06-04 17:54:05" },
  { height:  503476 , difficulty:  964933 , date:  "2015-06-04 17:55:07" },
  { height:  503477 , difficulty:  965048 , date:  "2015-06-04 17:55:23" },
  { height:  503478 , difficulty:  966471 , date:  "2015-06-04 17:55:48" },
  { height:  503479 , difficulty:  969027 , date:  "2015-06-04 17:55:55" },
  { height:  503480 , difficulty:  971703 , date:  "2015-06-04 17:56:04" },
  { height:  503481 , difficulty:  968401 , date:  "2015-06-04 17:56:45" },
  { height:  503482 , difficulty:  969208 , date:  "2015-06-04 17:56:48" },
  { height:  503483 , difficulty:  969415 , date:  "2015-06-04 18:00:21" },
  { height:  503484 , difficulty:  968539 , date:  "2015-06-04 18:00:39" },
  { height:  503485 , difficulty:  968299 , date:  "2015-06-04 18:01:05" },
  { height:  503486 , difficulty:  964456 , date:  "2015-06-04 18:01:11" },
  { height:  503487 , difficulty:  964911 , date:  "2015-06-04 18:04:29" },
  { height:  503488 , difficulty:  964518 , date:  "2015-06-04 18:04:31" },
  { height:  503489 , difficulty:  964430 , date:  "2015-06-04 18:05:18" },
  { height:  503490 , difficulty:  964796 , date:  "2015-06-04 18:05:24" },
  { height:  503491 , difficulty:  968277 , date:  "2015-06-04 18:06:07" },
  { height:  503492 , difficulty:  969214 , date:  "2015-06-04 18:06:23" },
  { height:  503493 , difficulty:  969901 , date:  "2015-06-04 18:07:42" },
  { height:  503494 , difficulty:  972085 , date:  "2015-06-04 18:08:00" },
  { height:  503495 , difficulty:  972201 , date:  "2015-06-04 18:08:05" },
  { height:  503496 , difficulty:  970178 , date:  "2015-06-04 18:08:52" },
  { height:  503497 , difficulty:  973550 , date:  "2015-06-04 18:09:21" },
  { height:  503498 , difficulty:  972507 , date:  "2015-06-04 18:09:23" },
  { height:  503499 , difficulty:  971059 , date:  "2015-06-04 18:14:08" },
  { height:  503500 , difficulty:  971091 , date:  "2015-06-04 18:15:18" },
  { height:  503501 , difficulty:  968727 , date:  "2015-06-04 18:15:42" },
  { height:  503502 , difficulty:  963101 , date:  "2015-06-04 18:16:06" },
  { height:  503503 , difficulty:  963098 , date:  "2015-06-04 18:16:31" },
  { height:  503504 , difficulty:  964224 , date:  "2015-06-04 18:17:28" },
  { height:  503505 , difficulty:  961636 , date:  "2015-06-04 18:20:05" },
  { height:  503506 , difficulty:  957220 , date:  "2015-06-04 18:20:06" },
  { height:  503507 , difficulty:  955559 , date:  "2015-06-04 18:21:59" },
  { height:  503508 , difficulty:  955679 , date:  "2015-06-04 18:22:03" },
  { height:  503509 , difficulty:  953206 , date:  "2015-06-04 18:23:39" },
  { height:  503510 , difficulty:  952364 , date:  "2015-06-04 18:24:36" },
  { height:  503511 , difficulty:  952810 , date:  "2015-06-04 18:26:08" },
  { height:  503512 , difficulty:  952386 , date:  "2015-06-04 18:27:10" },
  { height:  503513 , difficulty:  952335 , date:  "2015-06-04 18:29:59" },
  { height:  503514 , difficulty:  949292 , date:  "2015-06-04 18:32:43" },
  { height:  503515 , difficulty:  949451 , date:  "2015-06-04 18:32:45" },
  { height:  503516 , difficulty:  951156 , date:  "2015-06-04 18:34:51" },
  { height:  503517 , difficulty:  956667 , date:  "2015-06-04 18:34:55" },
  { height:  503518 , difficulty:  955217 , date:  "2015-06-04 18:36:40" },
  { height:  503519 , difficulty:  954737 , date:  "2015-06-04 18:37:06" },
  { height:  503520 , difficulty:  956012 , date:  "2015-06-04 18:48:28" },
  { height:  503521 , difficulty:  957542 , date:  "2015-06-04 18:48:53" },
  { height:  503522 , difficulty:  957792 , date:  "2015-06-04 18:48:57" },
  { height:  503523 , difficulty:  958657 , date:  "2015-06-04 18:50:14" },
  { height:  503524 , difficulty:  957093 , date:  "2015-06-04 18:52:01" },
  { height:  503525 , difficulty:  957601 , date:  "2015-06-04 18:52:05" },
  { height:  503526 , difficulty:  958803 , date:  "2015-06-04 18:58:20" },
  { height:  503527 , difficulty:  952968 , date:  "2015-06-04 18:58:25" },
  { height:  503528 , difficulty:  954240 , date:  "2015-06-04 19:02:10" },
  { height:  503529 , difficulty:  955395 , date:  "2015-06-04 19:02:47" },
  { height:  503530 , difficulty:  957986 , date:  "2015-06-04 19:04:32" },
  { height:  503531 , difficulty:  957457 , date:  "2015-06-04 19:04:35" },
  { height:  503532 , difficulty:  962120 , date:  "2015-06-04 19:09:32" },
  { height:  503533 , difficulty:  956249 , date:  "2015-06-04 19:11:08" },
  { height:  503534 , difficulty:  956394 , date:  "2015-06-04 19:13:40" },
  { height:  503535 , difficulty:  956238 , date:  "2015-06-04 19:13:46" },
  { height:  503536 , difficulty:  956549 , date:  "2015-06-04 19:17:01" },
  { height:  503537 , difficulty:  955251 , date:  "2015-06-04 19:17:32" },
  { height:  503538 , difficulty:  955957 , date:  "2015-06-04 19:17:37" },
  { height:  503539 , difficulty:  954957 , date:  "2015-06-04 19:18:11" },
  { height:  503540 , difficulty:  956211 , date:  "2015-06-04 19:18:48" },
  { height:  503541 , difficulty:  957820 , date:  "2015-06-04 19:21:52" },
  { height:  503542 , difficulty:  955878 , date:  "2015-06-04 19:22:24" },
  { height:  503543 , difficulty:  956756 , date:  "2015-06-04 19:22:35" },
  { height:  503544 , difficulty:  956780 , date:  "2015-06-04 19:24:14" },
  { height:  503545 , difficulty:  952830 , date:  "2015-06-04 19:25:00" },
  { height:  503546 , difficulty:  957033 , date:  "2015-06-04 19:25:49" },
  { height:  503547 , difficulty:  957736 , date:  "2015-06-04 19:26:52" },
  { height:  503548 , difficulty:  953221 , date:  "2015-06-04 19:27:43" },
  { height:  503549 , difficulty:  953667 , date:  "2015-06-04 19:28:20" },
  { height:  503550 , difficulty:  954767 , date:  "2015-06-04 19:31:55" },
  { height:  503551 , difficulty:  951870 , date:  "2015-06-04 19:31:56" },
  { height:  503552 , difficulty:  950992 , date:  "2015-06-04 19:32:57" },
  { height:  503553 , difficulty:  951363 , date:  "2015-06-04 19:33:57" },
  { height:  503554 , difficulty:  951979 , date:  "2015-06-04 19:34:14" },
  { height:  503555 , difficulty:  952713 , date:  "2015-06-04 19:35:13" },
  { height:  503556 , difficulty:  953209 , date:  "2015-06-04 19:35:18" },
  { height:  503557 , difficulty:  952305 , date:  "2015-06-04 19:36:01" },
  { height:  503558 , difficulty:  955385 , date:  "2015-06-04 19:36:13" },
  { height:  503559 , difficulty:  950065 , date:  "2015-06-04 19:36:36" },
  { height:  503560 , difficulty:  951704 , date:  "2015-06-04 19:37:04" },
  { height:  503561 , difficulty:  952206 , date:  "2015-06-04 19:38:39" },
  { height:  503562 , difficulty:  952348 , date:  "2015-06-04 19:39:27" },
  { height:  503563 , difficulty:  951838 , date:  "2015-06-04 19:40:13" },
  { height:  503564 , difficulty:  952169 , date:  "2015-06-04 19:44:08" },
  { height:  503565 , difficulty:  953020 , date:  "2015-06-04 19:44:12" },
  { height:  503566 , difficulty:  953189 , date:  "2015-06-04 19:44:21" },
  { height:  503567 , difficulty:  953287 , date:  "2015-06-04 19:48:10" },
  { height:  503568 , difficulty:  959604 , date:  "2015-06-04 19:48:14" },
  { height:  503569 , difficulty:  957697 , date:  "2015-06-04 19:51:42" },
  { height:  503570 , difficulty:  958902 , date:  "2015-06-04 19:56:34" },
  { height:  503571 , difficulty:  959942 , date:  "2015-06-04 19:56:44" },
  { height:  503572 , difficulty:  959259 , date:  "2015-06-04 19:57:22" },
  { height:  503573 , difficulty:  958807 , date:  "2015-06-04 19:58:25" },
  { height:  503574 , difficulty:  959150 , date:  "2015-06-04 19:59:11" },
  { height:  503575 , difficulty:  952576 , date:  "2015-06-04 19:59:51" },
  { height:  503576 , difficulty:  951909 , date:  "2015-06-04 20:01:14" },
  { height:  503577 , difficulty:  951510 , date:  "2015-06-04 20:01:15" },
  { height:  503578 , difficulty:  951688 , date:  "2015-06-04 20:02:58" },
  { height:  503579 , difficulty:  952515 , date:  "2015-06-04 20:04:40" },
  { height:  503580 , difficulty:  951612 , date:  "2015-06-04 20:08:21" },
  { height:  503581 , difficulty:  947693 , date:  "2015-06-04 20:08:31" },
  { height:  503582 , difficulty:  949845 , date:  "2015-06-04 20:10:23" },
  { height:  503583 , difficulty:  948069 , date:  "2015-06-04 20:10:40" },
  { height:  503584 , difficulty:  951729 , date:  "2015-06-04 20:10:42" },
  { height:  503585 , difficulty:  949665 , date:  "2015-06-04 20:10:56" },
  { height:  503586 , difficulty:  949323 , date:  "2015-06-04 20:11:15" },
  { height:  503587 , difficulty:  948337 , date:  "2015-06-04 20:11:38" },
  { height:  503588 , difficulty:  946869 , date:  "2015-06-04 20:11:44" },
  { height:  503589 , difficulty:  945007 , date:  "2015-06-04 20:13:28" },
  { height:  503590 , difficulty:  941502 , date:  "2015-06-04 20:15:04" },
  { height:  503591 , difficulty:  942535 , date:  "2015-06-04 20:16:46" },
  { height:  503592 , difficulty:  939923 , date:  "2015-06-04 20:16:52" },
  { height:  503593 , difficulty:  942030 , date:  "2015-06-04 20:19:21" },
  { height:  503594 , difficulty:  940331 , date:  "2015-06-04 20:19:22" },
  { height:  503595 , difficulty:  940551 , date:  "2015-06-04 20:22:58" },
  { height:  503596 , difficulty:  923090 , date:  "2015-06-04 20:24:40" },
  { height:  503597 , difficulty:  922599 , date:  "2015-06-04 20:25:21" },
  { height:  503598 , difficulty:  922921 , date:  "2015-06-04 20:25:27" },
  { height:  503599 , difficulty:  926662 , date:  "2015-06-04 20:28:47" },
  { height:  503600 , difficulty:  925067 , date:  "2015-06-04 20:30:16" },
  { height:  503601 , difficulty:  926695 , date:  "2015-06-04 20:30:30" },
  { height:  503602 , difficulty:  918551 , date:  "2015-06-04 20:30:35" },
  { height:  503603 , difficulty:  918563 , date:  "2015-06-04 20:31:10" },
  { height:  503604 , difficulty:  916733 , date:  "2015-06-04 20:31:54" },
  { height:  503605 , difficulty:  916038 , date:  "2015-06-04 20:34:23" },
  { height:  503606 , difficulty:  915447 , date:  "2015-06-04 20:34:25" },
  { height:  503607 , difficulty:  916426 , date:  "2015-06-04 20:35:39" },
  { height:  503608 , difficulty:  910925 , date:  "2015-06-04 20:35:51" },
  { height:  503609 , difficulty:  908809 , date:  "2015-06-04 20:36:20" },
  { height:  503610 , difficulty:  907069 , date:  "2015-06-04 20:37:20" },
  { height:  503611 , difficulty:  907143 , date:  "2015-06-04 20:39:18" },
  { height:  503612 , difficulty:  902637 , date:  "2015-06-04 20:39:58" },
  { height:  503613 , difficulty:  902104 , date:  "2015-06-04 20:40:00" },
  { height:  503614 , difficulty:  903271 , date:  "2015-06-04 20:40:38" },
  { height:  503615 , difficulty:  902663 , date:  "2015-06-04 20:40:57" },
  { height:  503616 , difficulty:  915867 , date:  "2015-06-04 20:41:44" },
  { height:  503617 , difficulty:  912293 , date:  "2015-06-04 20:43:35" },
  { height:  503618 , difficulty:  913458 , date:  "2015-06-04 20:44:03" },
  { height:  503619 , difficulty:  913733 , date:  "2015-06-04 20:45:16" },
  { height:  503620 , difficulty:  911507 , date:  "2015-06-04 20:45:20" },
  { height:  503621 , difficulty:  913534 , date:  "2015-06-04 20:45:32" },
  { height:  503622 , difficulty:  913097 , date:  "2015-06-04 20:45:39" },
  { height:  503623 , difficulty:  914719 , date:  "2015-06-04 20:46:19" },
  { height:  503624 , difficulty:  913651 , date:  "2015-06-04 20:48:49" },
  { height:  503625 , difficulty:  913415 , date:  "2015-06-04 20:49:56" },
  { height:  503626 , difficulty:  909089 , date:  "2015-06-04 20:50:48" },
  { height:  503627 , difficulty:  911662 , date:  "2015-06-04 20:50:54" },
  { height:  503628 , difficulty:  911918 , date:  "2015-06-04 20:53:47" },
  { height:  503629 , difficulty:  910670 , date:  "2015-06-04 20:54:12" },
  { height:  503630 , difficulty:  910953 , date:  "2015-06-04 20:54:40" },
  { height:  503631 , difficulty:  909882 , date:  "2015-06-04 20:54:48" },
  { height:  503632 , difficulty:  911052 , date:  "2015-06-04 20:55:07" },
  { height:  503633 , difficulty:  912319 , date:  "2015-06-04 20:56:10" },
  { height:  503634 , difficulty:  913225 , date:  "2015-06-04 20:57:12" },
  { height:  503635 , difficulty:  913320 , date:  "2015-06-04 20:56:58" },
  { height:  503636 , difficulty:  912803 , date:  "2015-06-04 20:57:50" },
  { height:  503637 , difficulty:  911350 , date:  "2015-06-04 20:57:28" },
  { height:  503638 , difficulty:  910367 , date:  "2015-06-04 20:58:14" },
  { height:  503639 , difficulty:  910497 , date:  "2015-06-04 21:01:02" },
  { height:  503640 , difficulty:  905563 , date:  "2015-06-04 21:01:53" },
  { height:  503641 , difficulty:  905831 , date:  "2015-06-04 21:01:57" },
  { height:  503642 , difficulty:  905735 , date:  "2015-06-04 21:02:18" },
  { height:  503643 , difficulty:  902391 , date:  "2015-06-04 21:03:48" },
  { height:  503644 , difficulty:  904737 , date:  "2015-06-04 21:03:54" },
  { height:  503645 , difficulty:  899829 , date:  "2015-06-04 21:04:15" },
  { height:  503646 , difficulty:  893292 , date:  "2015-06-04 21:05:33" },
  { height:  503647 , difficulty:  894638 , date:  "2015-06-04 21:06:32" },
  { height:  503648 , difficulty:  893921 , date:  "2015-06-04 21:07:02" },
  { height:  503649 , difficulty:  892774 , date:  "2015-06-04 21:08:14" },
  { height:  503650 , difficulty:  892857 , date:  "2015-06-04 21:11:29" },
  { height:  503651 , difficulty:  897275 , date:  "2015-06-04 21:18:52" },
  { height:  503652 , difficulty:  897037 , date:  "2015-06-04 21:19:38" },
  { height:  503653 , difficulty:  897085 , date:  "2015-06-04 21:20:22" },
  { height:  503654 , difficulty:  895962 , date:  "2015-06-04 21:22:15" },
  { height:  503655 , difficulty:  894005 , date:  "2015-06-04 21:22:28" },
  { height:  503656 , difficulty:  890103 , date:  "2015-06-04 21:23:34" },
  { height:  503657 , difficulty:  893031 , date:  "2015-06-04 21:24:22" },
  { height:  503658 , difficulty:  891365 , date:  "2015-06-04 21:24:27" },
  { height:  503659 , difficulty:  891158 , date:  "2015-06-04 21:24:42" },
  { height:  503660 , difficulty:  891974 , date:  "2015-06-04 21:25:02" },
  { height:  503661 , difficulty:  893349 , date:  "2015-06-04 21:26:49" },
  { height:  503662 , difficulty:  895844 , date:  "2015-06-04 21:26:54" },
  { height:  503663 , difficulty:  897731 , date:  "2015-06-04 21:28:55" },
  { height:  503664 , difficulty:  905650 , date:  "2015-06-04 21:30:51" },
  { height:  503665 , difficulty:  905016 , date:  "2015-06-04 21:37:44" },
  { height:  503666 , difficulty:  903166 , date:  "2015-06-04 21:37:48" },
  { height:  503667 , difficulty:  904873 , date:  "2015-06-04 21:40:24" },
  { height:  503668 , difficulty:  904930 , date:  "2015-06-04 21:41:10" },
  { height:  503669 , difficulty:  901441 , date:  "2015-06-04 21:44:18" },
  { height:  503670 , difficulty:  903840 , date:  "2015-06-04 21:47:31" },
  { height:  503671 , difficulty:  898775 , date:  "2015-06-04 21:48:41" },
  { height:  503672 , difficulty:  898589 , date:  "2015-06-04 21:48:46" },
  { height:  503673 , difficulty:  901664 , date:  "2015-06-04 21:50:03" },
  { height:  503674 , difficulty:  902170 , date:  "2015-06-04 21:50:09" },
  { height:  503675 , difficulty:  897723 , date:  "2015-06-04 21:51:04" },
  { height:  503676 , difficulty:  896090 , date:  "2015-06-04 21:53:54" },
  { height:  503677 , difficulty:  897272 , date:  "2015-06-04 21:53:57" },
  { height:  503678 , difficulty:  897253 , date:  "2015-06-04 21:54:18" },
  { height:  503679 , difficulty:  896828 , date:  "2015-06-04 21:55:07" },
  { height:  503680 , difficulty:  898049 , date:  "2015-06-04 21:55:08" },
  { height:  503681 , difficulty:  894627 , date:  "2015-06-04 21:55:29" },
  { height:  503682 , difficulty:  897551 , date:  "2015-06-04 21:56:13" },
  { height:  503683 , difficulty:  899918 , date:  "2015-06-04 21:56:18" },
  { height:  503684 , difficulty:  900390 , date:  "2015-06-04 21:57:50" },
  { height:  503685 , difficulty:  900163 , date:  "2015-06-04 21:57:54" },
  { height:  503686 , difficulty:  901473 , date:  "2015-06-04 22:00:13" },
  { height:  503687 , difficulty:  901193 , date:  "2015-06-04 22:03:14" },
  { height:  503688 , difficulty:  901026 , date:  "2015-06-04 22:04:55" },
  { height:  503689 , difficulty:  902276 , date:  "2015-06-04 22:04:59" },
  { height:  503690 , difficulty:  901455 , date:  "2015-06-04 22:05:00" },
  { height:  503691 , difficulty:  901742 , date:  "2015-06-04 22:05:33" },
  { height:  503692 , difficulty:  901181 , date:  "2015-06-04 22:05:39" },
  { height:  503693 , difficulty:  898554 , date:  "2015-06-04 22:05:56" },
  { height:  503694 , difficulty:  898470 , date:  "2015-06-04 22:07:59" },
  { height:  503695 , difficulty:  900324 , date:  "2015-06-04 22:10:12" },
  { height:  503696 , difficulty:  900353 , date:  "2015-06-04 22:11:17" },
  { height:  503697 , difficulty:  901760 , date:  "2015-06-04 22:13:15" },
  { height:  503698 , difficulty:  901723 , date:  "2015-06-04 22:13:22" },
  { height:  503699 , difficulty:  901591 , date:  "2015-06-04 22:13:37" },
  { height:  503700 , difficulty:  898146 , date:  "2015-06-04 22:14:17" },
  { height:  503701 , difficulty:  898729 , date:  "2015-06-04 22:16:02" },
  { height:  503702 , difficulty:  898943 , date:  "2015-06-04 22:16:13" },
  { height:  503703 , difficulty:  899620 , date:  "2015-06-04 22:16:23" },
  { height:  503704 , difficulty:  896896 , date:  "2015-06-04 22:16:38" },
  { height:  503705 , difficulty:  896389 , date:  "2015-06-04 22:17:19" },
  { height:  503706 , difficulty:  896193 , date:  "2015-06-04 22:19:43" },
  { height:  503707 , difficulty:  896396 , date:  "2015-06-04 22:20:29" },
  { height:  503708 , difficulty:  896910 , date:  "2015-06-04 22:20:53" },
  { height:  503709 , difficulty:  897478 , date:  "2015-06-04 22:21:49" },
  { height:  503710 , difficulty:  896832 , date:  "2015-06-04 22:22:14" },
  { height:  503711 , difficulty:  898406 , date:  "2015-06-04 22:22:56" },
  { height:  503712 , difficulty:  898153 , date:  "2015-06-04 22:23:24" },
  { height:  503713 , difficulty:  897775 , date:  "2015-06-04 22:25:20" },
  { height:  503714 , difficulty:  897204 , date:  "2015-06-04 22:26:24" },
  { height:  503715 , difficulty:  895940 , date:  "2015-06-04 22:29:13" },
  { height:  503716 , difficulty:  894764 , date:  "2015-06-04 22:30:28" },
  { height:  503717 , difficulty:  896626 , date:  "2015-06-04 22:30:31" },
  { height:  503718 , difficulty:  900074 , date:  "2015-06-04 22:31:40" },
  { height:  503719 , difficulty:  897921 , date:  "2015-06-04 22:32:43" },
  { height:  503720 , difficulty:  900346 , date:  "2015-06-04 22:33:32" },
  { height:  503721 , difficulty:  909587 , date:  "2015-06-04 22:35:06" },
  { height:  503722 , difficulty:  907789 , date:  "2015-06-04 22:35:11" },
  { height:  503723 , difficulty:  906407 , date:  "2015-06-04 22:37:10" },
  { height:  503724 , difficulty:  907023 , date:  "2015-06-04 22:40:02" },
  { height:  503725 , difficulty:  905323 , date:  "2015-06-04 22:40:49" },
  { height:  503726 , difficulty:  900688 , date:  "2015-06-04 22:42:44" },
  { height:  503727 , difficulty:  891522 , date:  "2015-06-04 22:42:48" },
  { height:  503728 , difficulty:  890459 , date:  "2015-06-04 22:47:04" },
  { height:  503729 , difficulty:  890431 , date:  "2015-06-04 22:47:43" },
  { height:  503730 , difficulty:  888264 , date:  "2015-06-04 22:47:55" },
  { height:  503731 , difficulty:  889302 , date:  "2015-06-04 22:47:59" },
  { height:  503732 , difficulty:  888156 , date:  "2015-06-04 22:48:03" },
  { height:  503733 , difficulty:  887069 , date:  "2015-06-04 22:48:14" },
  { height:  503734 , difficulty:  887192 , date:  "2015-06-04 22:51:51" },
  { height:  503735 , difficulty:  887805 , date:  "2015-06-04 22:52:33" },
  { height:  503736 , difficulty:  887845 , date:  "2015-06-04 22:53:23" },
  { height:  503737 , difficulty:  885349 , date:  "2015-06-04 22:53:27" },
  { height:  503738 , difficulty:  887991 , date:  "2015-06-04 22:54:46" },
  { height:  503739 , difficulty:  889011 , date:  "2015-06-04 22:55:29" },
  { height:  503740 , difficulty:  889754 , date:  "2015-06-04 22:55:31" },
  { height:  503741 , difficulty:  882612 , date:  "2015-06-04 22:56:54" },
  { height:  503742 , difficulty:  885330 , date:  "2015-06-04 22:57:12" },
  { height:  503743 , difficulty:  882006 , date:  "2015-06-04 22:59:23" },
  { height:  503744 , difficulty:  881231 , date:  "2015-06-04 22:59:30" },
  { height:  503745 , difficulty:  879251 , date:  "2015-06-04 23:02:37" },
  { height:  503746 , difficulty:  876324 , date:  "2015-06-04 23:02:43" },
  { height:  503747 , difficulty:  878026 , date:  "2015-06-04 23:03:51" },
  { height:  503748 , difficulty:  878340 , date:  "2015-06-04 23:03:53" },
  { height:  503749 , difficulty:  877087 , date:  "2015-06-04 23:08:37" },
  { height:  503750 , difficulty:  877138 , date:  "2015-06-04 23:10:54" },
  { height:  503751 , difficulty:  878936 , date:  "2015-06-04 23:10:57" },
  { height:  503752 , difficulty:  875680 , date:  "2015-06-04 23:13:43" },
  { height:  503753 , difficulty:  875899 , date:  "2015-06-04 23:15:27" },
  { height:  503754 , difficulty:  875868 , date:  "2015-06-04 23:16:10" },
  { height:  503755 , difficulty:  878072 , date:  "2015-06-04 23:19:02" },
  { height:  503756 , difficulty:  878341 , date:  "2015-06-04 23:19:03" },
  { height:  503757 , difficulty:  878262 , date:  "2015-06-04 23:21:25" },
  { height:  503758 , difficulty:  880230 , date:  "2015-06-04 23:21:26" },
  { height:  503759 , difficulty:  880279 , date:  "2015-06-04 23:23:15" },
  { height:  503760 , difficulty:  878236 , date:  "2015-06-04 23:27:01" },
  { height:  503761 , difficulty:  879428 , date:  "2015-06-04 23:27:07" },
  { height:  503762 , difficulty:  876751 , date:  "2015-06-04 23:27:08" },
  { height:  503763 , difficulty:  874564 , date:  "2015-06-04 23:29:46" },
  { height:  503764 , difficulty:  873723 , date:  "2015-06-04 23:30:29" },
  { height:  503765 , difficulty:  876537 , date:  "2015-06-04 23:32:50" },
  { height:  503766 , difficulty:  880976 , date:  "2015-06-04 23:32:52" },
  { height:  503767 , difficulty:  880941 , date:  "2015-06-04 23:36:07" },
  { height:  503768 , difficulty:  880972 , date:  "2015-06-04 23:36:52" },
  { height:  503769 , difficulty:  883539 , date:  "2015-06-04 23:39:15" },
  { height:  503770 , difficulty:  881088 , date:  "2015-06-04 23:39:29" },
  { height:  503771 , difficulty:  879486 , date:  "2015-06-04 23:45:47" },
  { height:  503772 , difficulty:  878529 , date:  "2015-06-04 23:45:35" },
  { height:  503773 , difficulty:  876799 , date:  "2015-06-04 23:48:50" },
  { height:  503774 , difficulty:  876716 , date:  "2015-06-04 23:48:53" },
  { height:  503775 , difficulty:  878374 , date:  "2015-06-04 23:51:20" },
  { height:  503776 , difficulty:  879150 , date:  "2015-06-04 23:53:36" },
  { height:  503777 , difficulty:  879243 , date:  "2015-06-04 23:53:43" },
  { height:  503778 , difficulty:  882243 , date:  "2015-06-04 23:59:25" },
  { height:  503779 , difficulty:  884007 , date:  "2015-06-04 23:59:31" },
  { height:  503780 , difficulty:  883611 , date:  "2015-06-04 23:59:38" },
  { height:  503781 , difficulty:  883656 , date:  "2015-06-05 00:00:00" },
  { height:  503782 , difficulty:  880274 , date:  "2015-06-05 00:00:06" },
  { height:  503783 , difficulty:  879871 , date:  "2015-06-05 00:01:32" },
  { height:  503784 , difficulty:  881846 , date:  "2015-06-05 00:02:06" },
  { height:  503785 , difficulty:  880593 , date:  "2015-06-05 00:02:22" },
  { height:  503786 , difficulty:  882296 , date:  "2015-06-05 00:04:32" },
  { height:  503787 , difficulty:  890592 , date:  "2015-06-05 00:04:38" },
  { height:  503788 , difficulty:  890894 , date:  "2015-06-05 00:08:30" },
  { height:  503789 , difficulty:  888838 , date:  "2015-06-05 00:10:30" },
  { height:  503790 , difficulty:  887325 , date:  "2015-06-05 00:11:11" },
  { height:  503791 , difficulty:  886004 , date:  "2015-06-05 00:12:54" },
  { height:  503792 , difficulty:  886949 , date:  "2015-06-05 00:13:46" },
  { height:  503793 , difficulty:  896361 , date:  "2015-06-05 00:13:57" },
  { height:  503794 , difficulty:  896386 , date:  "2015-06-05 00:14:47" },
  { height:  503795 , difficulty:  896239 , date:  "2015-06-05 00:15:50" },
  { height:  503796 , difficulty:  895404 , date:  "2015-06-05 00:16:16" },
  { height:  503797 , difficulty:  893672 , date:  "2015-06-05 00:17:46" },
  { height:  503798 , difficulty:  894937 , date:  "2015-06-05 00:17:53" },
  { height:  503799 , difficulty:  892580 , date:  "2015-06-05 00:18:59" },
  { height:  503800 , difficulty:  888589 , date:  "2015-06-05 00:20:05" },
  { height:  503801 , difficulty:  887596 , date:  "2015-06-05 00:20:07" },
  { height:  503802 , difficulty:  886528 , date:  "2015-06-05 00:20:28" },
  { height:  503803 , difficulty:  886426 , date:  "2015-06-05 00:22:49" },
  { height:  503804 , difficulty:  882499 , date:  "2015-06-05 00:22:51" },
  { height:  503805 , difficulty:  881533 , date:  "2015-06-05 00:23:16" },
  { height:  503806 , difficulty:  882346 , date:  "2015-06-05 00:23:52" },
  { height:  503807 , difficulty:  882305 , date:  "2015-06-05 00:25:01" },
  { height:  503808 , difficulty:  886996 , date:  "2015-06-05 00:25:07" },
  { height:  503809 , difficulty:  886686 , date:  "2015-06-05 00:29:43" },
  { height:  503810 , difficulty:  882066 , date:  "2015-06-05 00:29:48" },
  { height:  503811 , difficulty:  883060 , date:  "2015-06-05 00:30:56" },
  { height:  503812 , difficulty:  885690 , date:  "2015-06-05 00:31:38" },
  { height:  503813 , difficulty:  885581 , date:  "2015-06-05 00:32:20" },
  { height:  503814 , difficulty:  884967 , date:  "2015-06-05 00:33:16" },
  { height:  503815 , difficulty:  884310 , date:  "2015-06-05 00:36:06" },
  { height:  503816 , difficulty:  885131 , date:  "2015-06-05 00:38:37" },
  { height:  503817 , difficulty:  886836 , date:  "2015-06-05 00:39:46" },
  { height:  503818 , difficulty:  887306 , date:  "2015-06-05 00:40:20" },
  { height:  503819 , difficulty:  886619 , date:  "2015-06-05 00:40:07" },
  { height:  503820 , difficulty:  886730 , date:  "2015-06-05 00:41:03" },
  { height:  503821 , difficulty:  883264 , date:  "2015-06-05 00:42:38" },
  { height:  503822 , difficulty:  884418 , date:  "2015-06-05 00:45:02" },
  { height:  503823 , difficulty:  883057 , date:  "2015-06-05 00:45:42" },
  { height:  503824 , difficulty:  883584 , date:  "2015-06-05 00:46:14" },
  { height:  503825 , difficulty:  877440 , date:  "2015-06-05 00:45:59" },
  { height:  503826 , difficulty:  876993 , date:  "2015-06-05 00:46:16" },
  { height:  503827 , difficulty:  878901 , date:  "2015-06-05 00:46:44" },
  { height:  503828 , difficulty:  876609 , date:  "2015-06-05 00:47:35" },
  { height:  503829 , difficulty:  875518 , date:  "2015-06-05 00:48:55" },
  { height:  503830 , difficulty:  874566 , date:  "2015-06-05 00:49:16" },
  { height:  503831 , difficulty:  872191 , date:  "2015-06-05 00:51:59" },
  { height:  503832 , difficulty:  873255 , date:  "2015-06-05 00:52:45" },
  { height:  503833 , difficulty:  878592 , date:  "2015-06-05 00:56:14" },
  { height:  503834 , difficulty:  879103 , date:  "2015-06-05 00:56:17" },
  { height:  503835 , difficulty:  877858 , date:  "2015-06-05 01:01:25" },
  { height:  503836 , difficulty:  873614 , date:  "2015-06-05 01:01:27" },
  { height:  503837 , difficulty:  873774 , date:  "2015-06-05 01:02:14" },
  { height:  503838 , difficulty:  874972 , date:  "2015-06-05 01:02:17" },
  { height:  503839 , difficulty:  872608 , date:  "2015-06-05 01:02:26" },
  { height:  503840 , difficulty:  871613 , date:  "2015-06-05 01:06:03" },
  { height:  503841 , difficulty:  870064 , date:  "2015-06-05 01:06:09" },
  { height:  503842 , difficulty:  870661 , date:  "2015-06-05 01:07:21" },
  { height:  503843 , difficulty:  867451 , date:  "2015-06-05 01:07:26" },
  { height:  503844 , difficulty:  867899 , date:  "2015-06-05 01:07:47" },
  { height:  503845 , difficulty:  864826 , date:  "2015-06-05 01:10:27" },
  { height:  503846 , difficulty:  864647 , date:  "2015-06-05 01:10:32" },
  { height:  503847 , difficulty:  857347 , date:  "2015-06-05 01:11:14" },
  { height:  503848 , difficulty:  857983 , date:  "2015-06-05 01:11:23" },
  { height:  503849 , difficulty:  854709 , date:  "2015-06-05 01:12:40" },
  { height:  503850 , difficulty:  855252 , date:  "2015-06-05 01:13:17" },
  { height:  503851 , difficulty:  852023 , date:  "2015-06-05 01:13:44" },
  { height:  503852 , difficulty:  852657 , date:  "2015-06-05 01:13:51" },
  { height:  503853 , difficulty:  852548 , date:  "2015-06-05 01:13:56" },
  { height:  503854 , difficulty:  845777 , date:  "2015-06-05 01:13:57" },
  { height:  503855 , difficulty:  849212 , date:  "2015-06-05 01:16:44" },
  { height:  503856 , difficulty:  849354 , date:  "2015-06-05 01:17:04" },
  { height:  503857 , difficulty:  849280 , date:  "2015-06-05 01:18:46" },
  { height:  503858 , difficulty:  849351 , date:  "2015-06-05 01:18:48" },
  { height:  503859 , difficulty:  850548 , date:  "2015-06-05 01:19:36" },
  { height:  503860 , difficulty:  849868 , date:  "2015-06-05 01:21:53" },
  { height:  503861 , difficulty:  849679 , date:  "2015-06-05 01:25:26" },
  { height:  503862 , difficulty:  848782 , date:  "2015-06-05 01:26:03" },
  { height:  503863 , difficulty:  848972 , date:  "2015-06-05 01:26:49" },
  { height:  503864 , difficulty:  844988 , date:  "2015-06-05 01:29:20" },
  { height:  503865 , difficulty:  843439 , date:  "2015-06-05 01:32:38" },
  { height:  503866 , difficulty:  842765 , date:  "2015-06-05 01:33:04" },
  { height:  503867 , difficulty:  842221 , date:  "2015-06-05 01:36:53" },
  { height:  503868 , difficulty:  841090 , date:  "2015-06-05 01:37:31" },
  { height:  503869 , difficulty:  841713 , date:  "2015-06-05 01:38:35" },
  { height:  503870 , difficulty:  842339 , date:  "2015-06-05 01:38:36" },
  { height:  503871 , difficulty:  842029 , date:  "2015-06-05 01:39:17" },
  { height:  503872 , difficulty:  841500 , date:  "2015-06-05 01:42:16" },
  { height:  503873 , difficulty:  840180 , date:  "2015-06-05 01:42:17" },
  { height:  503874 , difficulty:  840815 , date:  "2015-06-05 01:52:32" },
  { height:  503875 , difficulty:  840832 , date:  "2015-06-05 01:52:23" },
  { height:  503876 , difficulty:  840460 , date:  "2015-06-05 01:53:08" },
  { height:  503877 , difficulty:  841777 , date:  "2015-06-05 01:54:34" },
  { height:  503878 , difficulty:  847082 , date:  "2015-06-05 01:54:42" },
  { height:  503879 , difficulty:  846072 , date:  "2015-06-05 01:57:46" },
  { height:  503880 , difficulty:  846393 , date:  "2015-06-05 01:57:55" },
  { height:  503881 , difficulty:  846173 , date:  "2015-06-05 01:57:59" },
  { height:  503882 , difficulty:  845416 , date:  "2015-06-05 02:00:18" },
  { height:  503883 , difficulty:  846613 , date:  "2015-06-05 02:02:07" },
  { height:  503884 , difficulty:  846557 , date:  "2015-06-05 02:02:09" },
  { height:  503885 , difficulty:  840668 , date:  "2015-06-05 02:03:24" },
  { height:  503886 , difficulty:  841961 , date:  "2015-06-05 02:03:30" },
  { height:  503887 , difficulty:  843050 , date:  "2015-06-05 02:04:59" },
  { height:  503888 , difficulty:  842167 , date:  "2015-06-05 02:06:25" },
  { height:  503889 , difficulty:  841263 , date:  "2015-06-05 02:06:28" },
  { height:  503890 , difficulty:  840613 , date:  "2015-06-05 02:08:18" },
  { height:  503891 , difficulty:  837156 , date:  "2015-06-05 02:08:57" },
  { height:  503892 , difficulty:  835947 , date:  "2015-06-05 02:09:07" },
  { height:  503893 , difficulty:  834540 , date:  "2015-06-05 02:09:48" },
  { height:  503894 , difficulty:  834719 , date:  "2015-06-05 02:11:36" },
  { height:  503895 , difficulty:  839044 , date:  "2015-06-05 02:11:42" },
  { height:  503896 , difficulty:  838189 , date:  "2015-06-05 02:12:49" },
  { height:  503897 , difficulty:  837032 , date:  "2015-06-05 02:12:56" },
  { height:  503898 , difficulty:  834603 , date:  "2015-06-05 02:14:30" },
  { height:  503899 , difficulty:  834919 , date:  "2015-06-05 02:14:36" },
  { height:  503900 , difficulty:  834942 , date:  "2015-06-05 02:15:43" },
  { height:  503901 , difficulty:  837351 , date:  "2015-06-05 02:19:52" },
  { height:  503902 , difficulty:  837349 , date:  "2015-06-05 02:21:33" },
  { height:  503903 , difficulty:  837183 , date:  "2015-06-05 02:22:01" },
  { height:  503904 , difficulty:  836195 , date:  "2015-06-05 02:23:32" },
  { height:  503905 , difficulty:  834622 , date:  "2015-06-05 02:25:02" },
  { height:  503906 , difficulty:  834285 , date:  "2015-06-05 02:27:29" },
  { height:  503907 , difficulty:  831186 , date:  "2015-06-05 02:27:50" },
  { height:  503908 , difficulty:  835454 , date:  "2015-06-05 02:28:09" },
  { height:  503909 , difficulty:  831621 , date:  "2015-06-05 02:28:26" },
  { height:  503910 , difficulty:  836421 , date:  "2015-06-05 02:31:56" },
  { height:  503911 , difficulty:  829977 , date:  "2015-06-05 02:32:32" },
  { height:  503912 , difficulty:  830496 , date:  "2015-06-05 02:39:33" },
  { height:  503913 , difficulty:  833825 , date:  "2015-06-05 02:39:34" },
  { height:  503914 , difficulty:  834028 , date:  "2015-06-05 02:40:12" },
  { height:  503915 , difficulty:  833875 , date:  "2015-06-05 02:40:29" },
  { height:  503916 , difficulty:  831176 , date:  "2015-06-05 02:41:32" },
  { height:  503917 , difficulty:  831853 , date:  "2015-06-05 02:41:47" },
  { height:  503918 , difficulty:  833033 , date:  "2015-06-05 02:44:23" },
  { height:  503919 , difficulty:  835238 , date:  "2015-06-05 02:45:30" },
  { height:  503920 , difficulty:  834844 , date:  "2015-06-05 02:48:00" },
  { height:  503921 , difficulty:  832144 , date:  "2015-06-05 02:47:50" },
  { height:  503922 , difficulty:  832787 , date:  "2015-06-05 02:48:58" },
  { height:  503923 , difficulty:  832189 , date:  "2015-06-05 02:49:03" },
  { height:  503924 , difficulty:  832591 , date:  "2015-06-05 02:49:09" },
  { height:  503925 , difficulty:  831132 , date:  "2015-06-05 02:52:09" },
  { height:  503926 , difficulty:  830341 , date:  "2015-06-05 02:52:15" },
  { height:  503927 , difficulty:  829877 , date:  "2015-06-05 02:54:55" },
  { height:  503928 , difficulty:  830229 , date:  "2015-06-05 02:57:13" },
  { height:  503929 , difficulty:  831705 , date:  "2015-06-05 02:57:26" },
  { height:  503930 , difficulty:  831839 , date:  "2015-06-05 03:00:16" },
  { height:  503931 , difficulty:  828599 , date:  "2015-06-05 03:00:42" },
  { height:  503932 , difficulty:  828662 , date:  "2015-06-05 03:03:23" },
  { height:  503933 , difficulty:  826493 , date:  "2015-06-05 03:04:35" },
  { height:  503934 , difficulty:  826594 , date:  "2015-06-05 03:08:09" },
  { height:  503935 , difficulty:  826435 , date:  "2015-06-05 03:09:00" },
  { height:  503936 , difficulty:  824508 , date:  "2015-06-05 03:09:02" },
  { height:  503937 , difficulty:  820121 , date:  "2015-06-05 03:10:28" },
  { height:  503938 , difficulty:  820947 , date:  "2015-06-05 03:13:34" },
  { height:  503939 , difficulty:  820535 , date:  "2015-06-05 03:13:35" },
  { height:  503940 , difficulty:  817872 , date:  "2015-06-05 03:14:52" },
  { height:  503941 , difficulty:  815846 , date:  "2015-06-05 03:16:10" },
  { height:  503942 , difficulty:  815651 , date:  "2015-06-05 03:16:13" },
  { height:  503943 , difficulty:  811022 , date:  "2015-06-05 03:16:35" },
  { height:  503944 , difficulty:  810800 , date:  "2015-06-05 03:16:46" },
  { height:  503945 , difficulty:  810200 , date:  "2015-06-05 03:17:26" },
  { height:  503946 , difficulty:  811229 , date:  "2015-06-05 03:17:41" },
  { height:  503947 , difficulty:  811009 , date:  "2015-06-05 03:21:08" },
  { height:  503948 , difficulty:  810687 , date:  "2015-06-05 03:22:33" },
  { height:  503949 , difficulty:  810583 , date:  "2015-06-05 03:27:34" },
  { height:  503950 , difficulty:  799805 , date:  "2015-06-05 03:29:46" },
  { height:  503951 , difficulty:  800807 , date:  "2015-06-05 03:30:23" },
  { height:  503952 , difficulty:  801076 , date:  "2015-06-05 03:37:33" },
  { height:  503953 , difficulty:  802047 , date:  "2015-06-05 03:37:35" },
  { height:  503954 , difficulty:  805599 , date:  "2015-06-05 03:39:38" },
  { height:  503955 , difficulty:  803269 , date:  "2015-06-05 03:39:40" },
  { height:  503956 , difficulty:  803639 , date:  "2015-06-05 03:40:04" },
  { height:  503957 , difficulty:  803967 , date:  "2015-06-05 03:41:13" },
  { height:  503958 , difficulty:  801701 , date:  "2015-06-05 03:42:35" },
  { height:  503959 , difficulty:  800944 , date:  "2015-06-05 03:42:41" },
  { height:  503960 , difficulty:  802948 , date:  "2015-06-05 03:43:17" },
  { height:  503961 , difficulty:  801673 , date:  "2015-06-05 03:43:24" },
  { height:  503962 , difficulty:  803109 , date:  "2015-06-05 03:44:13" },
  { height:  503963 , difficulty:  801425 , date:  "2015-06-05 03:43:58" },
  { height:  503964 , difficulty:  803129 , date:  "2015-06-05 03:45:29" },
  { height:  503965 , difficulty:  803035 , date:  "2015-06-05 03:46:11" },
  { height:  503966 , difficulty:  801923 , date:  "2015-06-05 03:46:54" },
  { height:  503967 , difficulty:  802932 , date:  "2015-06-05 03:47:47" },
  { height:  503968 , difficulty:  803808 , date:  "2015-06-05 03:50:07" },
  { height:  503969 , difficulty:  803251 , date:  "2015-06-05 03:50:31" },
  { height:  503970 , difficulty:  801195 , date:  "2015-06-05 03:50:34" },
  { height:  503971 , difficulty:  803891 , date:  "2015-06-05 03:51:13" },
  { height:  503972 , difficulty:  802521 , date:  "2015-06-05 03:51:26" },
  { height:  503973 , difficulty:  806994 , date:  "2015-06-05 03:51:42" },
  { height:  503974 , difficulty:  805136 , date:  "2015-06-05 03:53:41" },
  { height:  503975 , difficulty:  805482 , date:  "2015-06-05 03:54:36" },
  { height:  503976 , difficulty:  804786 , date:  "2015-06-05 03:54:39" },
  { height:  503977 , difficulty:  800368 , date:  "2015-06-05 03:57:42" },
  { height:  503978 , difficulty:  798367 , date:  "2015-06-05 03:58:15" },
  { height:  503979 , difficulty:  798130 , date:  "2015-06-05 03:58:26" },
  { height:  503980 , difficulty:  797597 , date:  "2015-06-05 04:00:59" },
  { height:  503981 , difficulty:  796138 , date:  "2015-06-05 04:01:48" },
  { height:  503982 , difficulty:  795871 , date:  "2015-06-05 04:02:04" },
  { height:  503983 , difficulty:  795942 , date:  "2015-06-05 04:03:59" },
  { height:  503984 , difficulty:  795642 , date:  "2015-06-05 04:04:54" },
  { height:  503985 , difficulty:  796318 , date:  "2015-06-05 04:06:12" },
  { height:  503986 , difficulty:  792996 , date:  "2015-06-05 04:06:13" },
  { height:  503987 , difficulty:  792959 , date:  "2015-06-05 04:08:54" },
  { height:  503988 , difficulty:  788341 , date:  "2015-06-05 04:08:56" },
  { height:  503989 , difficulty:  788740 , date:  "2015-06-05 04:10:42" },
  { height:  503990 , difficulty:  790183 , date:  "2015-06-05 04:11:16" },
  { height:  503991 , difficulty:  795864 , date:  "2015-06-05 04:12:07" },
  { height:  503992 , difficulty:  794595 , date:  "2015-06-05 04:12:13" },
  { height:  503993 , difficulty:  795018 , date:  "2015-06-05 04:14:53" },
  { height:  503994 , difficulty:  793970 , date:  "2015-06-05 04:18:19" },
  { height:  503995 , difficulty:  793945 , date:  "2015-06-05 04:18:21" },
  { height:  503996 , difficulty:  791224 , date:  "2015-06-05 04:18:26" },
  { height:  503997 , difficulty:  795611 , date:  "2015-06-05 04:19:31" },
  { height:  503998 , difficulty:  794995 , date:  "2015-06-05 04:20:49" },
  { height:  503999 , difficulty:  798647 , date:  "2015-06-05 04:21:19" },
  { height:  504000 , difficulty:  799716 , date:  "2015-06-05 04:21:22" },
  { height:  504001 , difficulty:  796180 , date:  "2015-06-05 04:23:37" },
  { height:  504002 , difficulty:  799231 , date:  "2015-06-05 04:23:41" },
  { height:  504003 , difficulty:  796022 , date:  "2015-06-05 04:26:25" },
  { height:  504004 , difficulty:  796979 , date:  "2015-06-05 04:26:28" },
  { height:  504005 , difficulty:  796676 , date:  "2015-06-05 04:26:38" },
  { height:  504006 , difficulty:  794292 , date:  "2015-06-05 04:27:06" },
  { height:  504007 , difficulty:  793736 , date:  "2015-06-05 04:28:20" },
  { height:  504008 , difficulty:  792147 , date:  "2015-06-05 04:29:03" },
  { height:  504009 , difficulty:  794386 , date:  "2015-06-05 04:33:54" },
  { height:  504010 , difficulty:  793821 , date:  "2015-06-05 04:33:55" },
  { height:  504011 , difficulty:  792759 , date:  "2015-06-05 04:35:48" },
  { height:  504012 , difficulty:  793863 , date:  "2015-06-05 04:36:23" },
  { height:  504013 , difficulty:  792133 , date:  "2015-06-05 04:36:37" },
  { height:  504014 , difficulty:  788927 , date:  "2015-06-05 04:36:55" },
  { height:  504015 , difficulty:  789092 , date:  "2015-06-05 04:42:19" },
  { height:  504016 , difficulty:  788543 , date:  "2015-06-05 04:42:59" },
  { height:  504017 , difficulty:  787769 , date:  "2015-06-05 04:44:02" },
  { height:  504018 , difficulty:  791634 , date:  "2015-06-05 04:44:32" },
  { height:  504019 , difficulty:  791047 , date:  "2015-06-05 04:44:37" },
  { height:  504020 , difficulty:  791820 , date:  "2015-06-05 04:45:03" },
  { height:  504021 , difficulty:  793321 , date:  "2015-06-05 04:45:41" },
  { height:  504022 , difficulty:  792864 , date:  "2015-06-05 04:45:42" },
  { height:  504023 , difficulty:  791430 , date:  "2015-06-05 04:48:02" },
  { height:  504024 , difficulty:  791629 , date:  "2015-06-05 04:48:44" },
  { height:  504025 , difficulty:  788046 , date:  "2015-06-05 04:48:12" },
  { height:  504026 , difficulty:  785429 , date:  "2015-06-05 04:50:07" },
  { height:  504027 , difficulty:  785374 , date:  "2015-06-05 04:54:35" },
  { height:  504028 , difficulty:  778410 , date:  "2015-06-05 04:56:04" },
  { height:  504029 , difficulty:  778845 , date:  "2015-06-05 04:56:10" },
  { height:  504030 , difficulty:  776469 , date:  "2015-06-05 04:56:49" },
  { height:  504031 , difficulty:  776241 , date:  "2015-06-05 04:56:55" },
  { height:  504032 , difficulty:  775993 , date:  "2015-06-05 04:57:27" },
  { height:  504033 , difficulty:  774603 , date:  "2015-06-05 04:59:00" },
  { height:  504034 , difficulty:  773564 , date:  "2015-06-05 04:59:06" },
  { height:  504035 , difficulty:  774234 , date:  "2015-06-05 05:00:45" },
  { height:  504036 , difficulty:  773452 , date:  "2015-06-05 05:02:20" },
  { height:  504037 , difficulty:  775301 , date:  "2015-06-05 05:03:20" },
  { height:  504038 , difficulty:  774865 , date:  "2015-06-05 05:04:20" },
  { height:  504039 , difficulty:  774703 , date:  "2015-06-05 05:04:56" },
  { height:  504040 , difficulty:  774292 , date:  "2015-06-05 05:05:02" },
  { height:  504041 , difficulty:  774194 , date:  "2015-06-05 05:05:06" },
  { height:  504042 , difficulty:  773261 , date:  "2015-06-05 05:06:56" },
  { height:  504043 , difficulty:  773619 , date:  "2015-06-05 05:07:01" },
  { height:  504044 , difficulty:  770955 , date:  "2015-06-05 05:08:49" },
  { height:  504045 , difficulty:  771300 , date:  "2015-06-05 05:14:02" },
  { height:  504046 , difficulty:  771029 , date:  "2015-06-05 05:14:03" },
  { height:  504047 , difficulty:  770887 , date:  "2015-06-05 05:14:54" },
  { height:  504048 , difficulty:  773057 , date:  "2015-06-05 05:18:09" },
  { height:  504049 , difficulty:  773500 , date:  "2015-06-05 05:18:33" },
  { height:  504050 , difficulty:  771765 , date:  "2015-06-05 05:18:38" },
  { height:  504051 , difficulty:  770605 , date:  "2015-06-05 05:20:21" },
  { height:  504052 , difficulty:  772325 , date:  "2015-06-05 05:22:45" },
  { height:  504053 , difficulty:  770989 , date:  "2015-06-05 05:22:51" },
  { height:  504054 , difficulty:  773310 , date:  "2015-06-05 05:24:52" },
  { height:  504055 , difficulty:  773903 , date:  "2015-06-05 05:26:39" },
  { height:  504056 , difficulty:  771968 , date:  "2015-06-05 05:27:11" },
  { height:  504057 , difficulty:  771190 , date:  "2015-06-05 05:28:28" },
  { height:  504058 , difficulty:  771298 , date:  "2015-06-05 05:31:20" },
  { height:  504059 , difficulty:  770045 , date:  "2015-06-05 05:32:48" },
  { height:  504060 , difficulty:  769765 , date:  "2015-06-05 05:35:28" },
  { height:  504061 , difficulty:  769011 , date:  "2015-06-05 05:36:24" },
  { height:  504062 , difficulty:  769626 , date:  "2015-06-05 05:36:26" },
  { height:  504063 , difficulty:  766764 , date:  "2015-06-05 05:38:52" },
  { height:  504064 , difficulty:  769015 , date:  "2015-06-05 05:38:56" },
  { height:  504065 , difficulty:  767376 , date:  "2015-06-05 05:39:12" },
  { height:  504066 , difficulty:  766532 , date:  "2015-06-05 05:42:24" },
  { height:  504067 , difficulty:  768020 , date:  "2015-06-05 05:42:44" },
  { height:  504068 , difficulty:  767827 , date:  "2015-06-05 05:43:28" },
  { height:  504069 , difficulty:  770311 , date:  "2015-06-05 05:44:36" },
  { height:  504070 , difficulty:  766362 , date:  "2015-06-05 05:45:25" },
  { height:  504071 , difficulty:  766133 , date:  "2015-06-05 05:46:58" },
  { height:  504072 , difficulty:  767609 , date:  "2015-06-05 05:47:51" },
  { height:  504073 , difficulty:  767237 , date:  "2015-06-05 05:49:46" },
  { height:  504074 , difficulty:  765680 , date:  "2015-06-05 05:50:34" },
  { height:  504075 , difficulty:  766579 , date:  "2015-06-05 05:50:37" },
  { height:  504076 , difficulty:  766420 , date:  "2015-06-05 05:55:04" },
  { height:  504077 , difficulty:  764724 , date:  "2015-06-05 05:55:18" },
  { height:  504078 , difficulty:  765079 , date:  "2015-06-05 05:57:06" },
  { height:  504079 , difficulty:  761999 , date:  "2015-06-05 05:57:17" },
  { height:  504080 , difficulty:  764492 , date:  "2015-06-05 05:57:21" },
  { height:  504081 , difficulty:  764137 , date:  "2015-06-05 05:58:05" },
  { height:  504082 , difficulty:  763528 , date:  "2015-06-05 05:58:48" },
  { height:  504083 , difficulty:  762863 , date:  "2015-06-05 05:59:28" },
  { height:  504084 , difficulty:  762376 , date:  "2015-06-05 06:01:54" },
  { height:  504085 , difficulty:  759770 , date:  "2015-06-05 06:01:58" },
  { height:  504086 , difficulty:  760902 , date:  "2015-06-05 06:02:13" },
  { height:  504087 , difficulty:  759096 , date:  "2015-06-05 06:04:41" },
  { height:  504088 , difficulty:  759940 , date:  "2015-06-05 06:05:12" },
  { height:  504089 , difficulty:  759808 , date:  "2015-06-05 06:05:15" },
  { height:  504090 , difficulty:  759781 , date:  "2015-06-05 06:05:21" },
  { height:  504091 , difficulty:  753890 , date:  "2015-06-05 06:06:11" },
  { height:  504092 , difficulty:  753007 , date:  "2015-06-05 06:07:29" },
  { height:  504093 , difficulty:  752121 , date:  "2015-06-05 06:09:54" },
  { height:  504094 , difficulty:  751444 , date:  "2015-06-05 06:10:01" },
  { height:  504095 , difficulty:  753450 , date:  "2015-06-05 06:10:28" },
  { height:  504096 , difficulty:  752840 , date:  "2015-06-05 06:11:07" },
  { height:  504097 , difficulty:  752768 , date:  "2015-06-05 06:11:40" },
  { height:  504098 , difficulty:  754186 , date:  "2015-06-05 06:12:47" },
  { height:  504099 , difficulty:  751600 , date:  "2015-06-05 06:14:07" },
  { height:  504100 , difficulty:  753127 , date:  "2015-06-05 06:15:12" },
  { height:  504101 , difficulty:  756032 , date:  "2015-06-05 06:15:17" },
  { height:  504102 , difficulty:  754851 , date:  "2015-06-05 06:16:00" },
  { height:  504103 , difficulty:  749992 , date:  "2015-06-05 06:16:18" },
  { height:  504104 , difficulty:  750005 , date:  "2015-06-05 06:16:22" },
  { height:  504105 , difficulty:  752884 , date:  "2015-06-05 06:17:08" },
  { height:  504106 , difficulty:  753837 , date:  "2015-06-05 06:19:46" },
  { height:  504107 , difficulty:  754039 , date:  "2015-06-05 06:20:00" },
  { height:  504108 , difficulty:  756478 , date:  "2015-06-05 06:20:08" },
  { height:  504109 , difficulty:  755532 , date:  "2015-06-05 06:22:29" },
  { height:  504110 , difficulty:  755374 , date:  "2015-06-05 06:23:04" },
  { height:  504111 , difficulty:  754158 , date:  "2015-06-05 06:24:24" },
  { height:  504112 , difficulty:  752457 , date:  "2015-06-05 06:25:33" },
  { height:  504113 , difficulty:  753761 , date:  "2015-06-05 06:25:34" },
  { height:  504114 , difficulty:  752515 , date:  "2015-06-05 06:26:26" },
  { height:  504115 , difficulty:  753282 , date:  "2015-06-05 06:27:12" },
  { height:  504116 , difficulty:  753016 , date:  "2015-06-05 06:27:16" },
  { height:  504117 , difficulty:  753767 , date:  "2015-06-05 06:27:58" },
  { height:  504118 , difficulty:  752179 , date:  "2015-06-05 06:35:40" },
  { height:  504119 , difficulty:  751962 , date:  "2015-06-05 06:36:21" },
  { height:  504120 , difficulty:  750143 , date:  "2015-06-05 06:35:57" },
  { height:  504121 , difficulty:  746625 , date:  "2015-06-05 06:36:44" },
  { height:  504122 , difficulty:  746683 , date:  "2015-06-05 06:38:04" },
  { height:  504123 , difficulty:  747075 , date:  "2015-06-05 06:40:37" },
  { height:  504124 , difficulty:  745384 , date:  "2015-06-05 06:40:38" },
  { height:  504125 , difficulty:  744714 , date:  "2015-06-05 06:43:25" },
  { height:  504126 , difficulty:  748259 , date:  "2015-06-05 06:43:28" },
  { height:  504127 , difficulty:  746242 , date:  "2015-06-05 06:44:01" },
  { height:  504128 , difficulty:  743944 , date:  "2015-06-05 06:44:02" },
  { height:  504129 , difficulty:  743820 , date:  "2015-06-05 06:44:08" },
  { height:  504130 , difficulty:  741941 , date:  "2015-06-05 06:44:27" },
  { height:  504131 , difficulty:  739828 , date:  "2015-06-05 06:44:51" },
  { height:  504132 , difficulty:  742814 , date:  "2015-06-05 06:45:55" },
  { height:  504133 , difficulty:  741452 , date:  "2015-06-05 06:45:58" },
  { height:  504134 , difficulty:  738728 , date:  "2015-06-05 06:46:42" },
  { height:  504135 , difficulty:  737377 , date:  "2015-06-05 06:47:05" },
  { height:  504136 , difficulty:  735396 , date:  "2015-06-05 06:47:28" },
  { height:  504137 , difficulty:  735029 , date:  "2015-06-05 06:49:01" },
  { height:  504138 , difficulty:  737014 , date:  "2015-06-05 06:49:02" },
  { height:  504139 , difficulty:  734602 , date:  "2015-06-05 06:50:40" },
  { height:  504140 , difficulty:  734737 , date:  "2015-06-05 06:52:31" },
  { height:  504141 , difficulty:  735520 , date:  "2015-06-05 06:54:44" },
  { height:  504142 , difficulty:  732107 , date:  "2015-06-05 06:54:48" },
  { height:  504143 , difficulty:  731640 , date:  "2015-06-05 06:55:20" },
  { height:  504144 , difficulty:  733812 , date:  "2015-06-05 06:57:20" },
  { height:  504145 , difficulty:  732470 , date:  "2015-06-05 06:57:25" },
  { height:  504146 , difficulty:  731530 , date:  "2015-06-05 06:57:58" },
  { height:  504147 , difficulty:  732651 , date:  "2015-06-05 06:59:43" },
  { height:  504148 , difficulty:  731612 , date:  "2015-06-05 07:10:32" },
  { height:  504149 , difficulty:  729949 , date:  "2015-06-05 07:12:32" },
  { height:  504150 , difficulty:  730822 , date:  "2015-06-05 07:20:45" },
  { height:  504151 , difficulty:  731549 , date:  "2015-06-05 07:20:48" },
  { height:  504152 , difficulty:  727021 , date:  "2015-06-05 07:23:19" },
  { height:  504153 , difficulty:  726926 , date:  "2015-06-05 07:24:32" },
  { height:  504154 , difficulty:  724946 , date:  "2015-06-05 07:24:33" },
  { height:  504155 , difficulty:  724622 , date:  "2015-06-05 07:25:14" },
  { height:  504156 , difficulty:  724959 , date:  "2015-06-05 07:27:09" },
  { height:  504157 , difficulty:  723988 , date:  "2015-06-05 07:27:10" },
  { height:  504158 , difficulty:  726556 , date:  "2015-06-05 07:28:22" },
  { height:  504159 , difficulty:  725900 , date:  "2015-06-05 07:31:18" },
  { height:  504160 , difficulty:  723600 , date:  "2015-06-05 07:33:46" },
  { height:  504161 , difficulty:  723349 , date:  "2015-06-05 07:33:50" },
  { height:  504162 , difficulty:  726139 , date:  "2015-06-05 07:34:39" },
  { height:  504163 , difficulty:  723400 , date:  "2015-06-05 07:35:05" },
  { height:  504164 , difficulty:  723384 , date:  "2015-06-05 07:36:09" },
  { height:  504165 , difficulty:  723150 , date:  "2015-06-05 07:37:56" },
  { height:  504166 , difficulty:  723480 , date:  "2015-06-05 07:38:41" },
  { height:  504167 , difficulty:  722611 , date:  "2015-06-05 07:39:04" },
  { height:  504168 , difficulty:  722326 , date:  "2015-06-05 07:39:08" },
  { height:  504169 , difficulty:  719904 , date:  "2015-06-05 07:39:23" },
  { height:  504170 , difficulty:  719565 , date:  "2015-06-05 07:42:40" },
  { height:  504171 , difficulty:  719597 , date:  "2015-06-05 07:42:45" },
  { height:  504172 , difficulty:  719125 , date:  "2015-06-05 07:44:02" },
  { height:  504173 , difficulty:  718306 , date:  "2015-06-05 07:44:16" },
  { height:  504174 , difficulty:  721636 , date:  "2015-06-05 07:45:58" },
  { height:  504175 , difficulty:  721163 , date:  "2015-06-05 07:46:01" },
  { height:  504176 , difficulty:  720179 , date:  "2015-06-05 07:47:04" },
  { height:  504177 , difficulty:  720208 , date:  "2015-06-05 07:48:52" },
  { height:  504178 , difficulty:  719618 , date:  "2015-06-05 07:48:56" },
  { height:  504179 , difficulty:  719971 , date:  "2015-06-05 07:51:12" },
  { height:  504180 , difficulty:  722239 , date:  "2015-06-05 07:52:33" },
  { height:  504181 , difficulty:  721198 , date:  "2015-06-05 07:52:40" },
  { height:  504182 , difficulty:  720164 , date:  "2015-06-05 07:53:15" },
  { height:  504183 , difficulty:  719716 , date:  "2015-06-05 07:53:20" },
  { height:  504184 , difficulty:  720914 , date:  "2015-06-05 07:53:26" },
  { height:  504185 , difficulty:  719234 , date:  "2015-06-05 07:55:00" },
  { height:  504186 , difficulty:  719912 , date:  "2015-06-05 07:58:35" },
  { height:  504187 , difficulty:  719334 , date:  "2015-06-05 07:58:46" },
  { height:  504188 , difficulty:  720730 , date:  "2015-06-05 07:58:48" },
  { height:  504189 , difficulty:  723203 , date:  "2015-06-05 07:59:11" },
  { height:  504190 , difficulty:  722082 , date:  "2015-06-05 08:02:36" },
  { height:  504191 , difficulty:  723156 , date:  "2015-06-05 08:03:14" },
  { height:  504192 , difficulty:  722870 , date:  "2015-06-05 08:03:41" },
  { height:  504193 , difficulty:  723654 , date:  "2015-06-05 08:04:19" },
  { height:  504194 , difficulty:  716054 , date:  "2015-06-05 08:05:31" },
  { height:  504195 , difficulty:  726983 , date:  "2015-06-05 08:06:01" },
  { height:  504196 , difficulty:  726707 , date:  "2015-06-05 08:09:28" },
  { height:  504197 , difficulty:  726084 , date:  "2015-06-05 08:10:06" },
  { height:  504198 , difficulty:  725733 , date:  "2015-06-05 08:16:45" },
  { height:  504199 , difficulty:  724651 , date:  "2015-06-05 08:17:29" },
  { height:  504200 , difficulty:  724403 , date:  "2015-06-05 08:18:35" },
  { height:  504201 , difficulty:  727661 , date:  "2015-06-05 08:19:24" },
  { height:  504202 , difficulty:  727405 , date:  "2015-06-05 08:24:27" },
  { height:  504203 , difficulty:  730425 , date:  "2015-06-05 08:27:10" },
  { height:  504204 , difficulty:  730749 , date:  "2015-06-05 08:29:17" },
  { height:  504205 , difficulty:  732166 , date:  "2015-06-05 08:34:12" },
  { height:  504206 , difficulty:  731579 , date:  "2015-06-05 08:34:14" },
  { height:  504207 , difficulty:  736047 , date:  "2015-06-05 08:36:19" },
  { height:  504208 , difficulty:  736305 , date:  "2015-06-05 08:38:11" },
  { height:  504209 , difficulty:  738635 , date:  "2015-06-05 08:46:43" },
  { height:  504210 , difficulty:  737646 , date:  "2015-06-05 08:49:28" },
  { height:  504211 , difficulty:  740393 , date:  "2015-06-05 08:50:31" },
  { height:  504212 , difficulty:  740217 , date:  "2015-06-05 08:59:25" },
  { height:  504213 , difficulty:  738328 , date:  "2015-06-05 08:59:31" },
  { height:  504214 , difficulty:  738600 , date:  "2015-06-05 08:59:37" },
  { height:  504215 , difficulty:  737194 , date:  "2015-06-05 09:04:31" },
  { height:  504216 , difficulty:  738170 , date:  "2015-06-05 09:18:44" },
  { height:  504217 , difficulty:  736057 , date:  "2015-06-05 09:18:50" },
  { height:  504218 , difficulty:  735856 , date:  "2015-06-05 09:19:20" },
  { height:  504219 , difficulty:  736720 , date:  "2015-06-05 09:19:21" },
  { height:  504220 , difficulty:  735091 , date:  "2015-06-05 09:24:17" },
  { height:  504221 , difficulty:  735546 , date:  "2015-06-05 09:34:03" },
  { height:  504222 , difficulty:  735751 , date:  "2015-06-05 09:34:07" },
  { height:  504223 , difficulty:  734475 , date:  "2015-06-05 09:35:48" },
  { height:  504224 , difficulty:  723490 , date:  "2015-06-05 09:35:54" },
  { height:  504225 , difficulty:  724804 , date:  "2015-06-05 09:38:33" },
  { height:  504226 , difficulty:  716107 , date:  "2015-06-05 09:39:03" },
  { height:  504227 , difficulty:  716775 , date:  "2015-06-05 09:39:09" },
  { height:  504228 , difficulty:  714926 , date:  "2015-06-05 09:41:16" },
  { height:  504229 , difficulty:  713670 , date:  "2015-06-05 09:41:22" },
  { height:  504230 , difficulty:  714322 , date:  "2015-06-05 09:42:58" },
  { height:  504231 , difficulty:  713396 , date:  "2015-06-05 09:43:23" },
  { height:  504232 , difficulty:  711872 , date:  "2015-06-05 09:44:09" },
  { height:  504233 , difficulty:  711730 , date:  "2015-06-05 09:44:57" },
  { height:  504234 , difficulty:  710600 , date:  "2015-06-05 09:45:33" },
  { height:  504235 , difficulty:  707830 , date:  "2015-06-05 09:46:03" },
  { height:  504236 , difficulty:  706636 , date:  "2015-06-05 09:46:46" },
  { height:  504237 , difficulty:  707040 , date:  "2015-06-05 09:46:49" },
  { height:  504238 , difficulty:  706675 , date:  "2015-06-05 09:51:12" },
  { height:  504239 , difficulty:  709816 , date:  "2015-06-05 09:52:21" },
  { height:  504240 , difficulty:  708496 , date:  "2015-06-05 09:59:59" },
  { height:  504241 , difficulty:  706552 , date:  "2015-06-05 10:00:11" },
  { height:  504242 , difficulty:  709278 , date:  "2015-06-05 10:04:52" },
  { height:  504243 , difficulty:  708629 , date:  "2015-06-05 10:07:40" },
  { height:  504244 , difficulty:  711702 , date:  "2015-06-05 10:12:25" },
  { height:  504245 , difficulty:  716037 , date:  "2015-06-05 10:12:41" },
  { height:  504246 , difficulty:  712535 , date:  "2015-06-05 10:12:44" },
  { height:  504247 , difficulty:  712751 , date:  "2015-06-05 10:13:37" },
  { height:  504248 , difficulty:  712175 , date:  "2015-06-05 10:17:35" },
  { height:  504249 , difficulty:  712372 , date:  "2015-06-05 10:17:36" },
  { height:  504250 , difficulty:  711003 , date:  "2015-06-05 10:28:23" },
  { height:  504251 , difficulty:  712021 , date:  "2015-06-05 10:28:25" },
  { height:  504252 , difficulty:  710650 , date:  "2015-06-05 10:30:31" },
  { height:  504253 , difficulty:  710239 , date:  "2015-06-05 10:34:34" },
  { height:  504254 , difficulty:  711555 , date:  "2015-06-05 10:36:07" },
  { height:  504255 , difficulty:  712660 , date:  "2015-06-05 10:37:28" },
  { height:  504256 , difficulty:  711142 , date:  "2015-06-05 10:38:55" },
  { height:  504257 , difficulty:  712588 , date:  "2015-06-05 10:41:59" },
  { height:  504258 , difficulty:  711960 , date:  "2015-06-05 10:42:01" },
  { height:  504259 , difficulty:  711579 , date:  "2015-06-05 10:42:04" },
  { height:  504260 , difficulty:  711388 , date:  "2015-06-05 10:42:20" },
  { height:  504261 , difficulty:  709798 , date:  "2015-06-05 10:43:54" },
  { height:  504262 , difficulty:  706262 , date:  "2015-06-05 10:45:13" },
  { height:  504263 , difficulty:  705857 , date:  "2015-06-05 10:45:27" },
  { height:  504264 , difficulty:  707240 , date:  "2015-06-05 10:45:32" },
  { height:  504265 , difficulty:  708152 , date:  "2015-06-05 10:47:32" },
  { height:  504266 , difficulty:  706117 , date:  "2015-06-05 10:47:44" },
  { height:  504267 , difficulty:  705277 , date:  "2015-06-05 10:47:47" },
  { height:  504268 , difficulty:  707002 , date:  "2015-06-05 10:49:01" },
  { height:  504269 , difficulty:  706076 , date:  "2015-06-05 10:50:14" },
  { height:  504270 , difficulty:  708169 , date:  "2015-06-05 10:50:20" },
  { height:  504271 , difficulty:  709101 , date:  "2015-06-05 10:52:38" },
  { height:  504272 , difficulty:  706036 , date:  "2015-06-05 10:52:43" },
  { height:  504273 , difficulty:  705223 , date:  "2015-06-05 10:53:32" },
  { height:  504274 , difficulty:  701635 , date:  "2015-06-05 10:54:19" },
  { height:  504275 , difficulty:  702096 , date:  "2015-06-05 10:56:24" },
  { height:  504276 , difficulty:  700951 , date:  "2015-06-05 10:56:30" },
  { height:  504277 , difficulty:  699956 , date:  "2015-06-05 10:56:55" },
  { height:  504278 , difficulty:  695305 , date:  "2015-06-05 10:58:25" },
  { height:  504279 , difficulty:  693117 , date:  "2015-06-05 10:59:27" },
  { height:  504280 , difficulty:  693213 , date:  "2015-06-05 11:01:27" },
  { height:  504281 , difficulty:  688255 , date:  "2015-06-05 11:01:33" },
  { height:  504282 , difficulty:  689147 , date:  "2015-06-05 11:02:58" },
  { height:  504283 , difficulty:  687103 , date:  "2015-06-05 11:03:01" },
  { height:  504284 , difficulty:  685547 , date:  "2015-06-05 11:03:50" },
  { height:  504285 , difficulty:  678236 , date:  "2015-06-05 11:03:55" },
  { height:  504286 , difficulty:  677276 , date:  "2015-06-05 11:06:48" },
  { height:  504287 , difficulty:  676699 , date:  "2015-06-05 11:06:54" },
  { height:  504288 , difficulty:  668365 , date:  "2015-06-05 11:06:57" },
  { height:  504289 , difficulty:  668624 , date:  "2015-06-05 11:08:45" },
  { height:  504290 , difficulty:  668598 , date:  "2015-06-05 11:08:49" },
  { height:  504291 , difficulty:  664652 , date:  "2015-06-05 11:11:12" },
  { height:  504292 , difficulty:  653537 , date:  "2015-06-05 11:11:13" },
  { height:  504293 , difficulty:  653620 , date:  "2015-06-05 11:11:29" },
  { height:  504294 , difficulty:  654005 , date:  "2015-06-05 11:12:07" },
  { height:  504295 , difficulty:  653816 , date:  "2015-06-05 11:13:40" },
  { height:  504296 , difficulty:  649502 , date:  "2015-06-05 11:13:59" },
  { height:  504297 , difficulty:  641115 , date:  "2015-06-05 11:14:27" },
  { height:  504298 , difficulty:  641383 , date:  "2015-06-05 11:14:56" },
  { height:  504299 , difficulty:  641832 , date:  "2015-06-05 11:18:03" },
  { height:  504300 , difficulty:  642436 , date:  "2015-06-05 11:18:06" },
  { height:  504301 , difficulty:  640703 , date:  "2015-06-05 11:20:55" },
  { height:  504302 , difficulty:  640115 , date:  "2015-06-05 11:21:13" },
  { height:  504303 , difficulty:  642188 , date:  "2015-06-05 11:21:18" },
  { height:  504304 , difficulty:  640510 , date:  "2015-06-05 11:21:41" },
  { height:  504305 , difficulty:  640559 , date:  "2015-06-05 11:23:10" },
  { height:  504306 , difficulty:  639081 , date:  "2015-06-05 11:23:57" },
  { height:  504307 , difficulty:  638741 , date:  "2015-06-05 11:24:52" },
  { height:  504308 , difficulty:  638715 , date:  "2015-06-05 11:24:58" },
  { height:  504309 , difficulty:  638453 , date:  "2015-06-05 11:25:21" },
  { height:  504310 , difficulty:  637884 , date:  "2015-06-05 11:28:08" },
  { height:  504311 , difficulty:  637424 , date:  "2015-06-05 11:29:16" },
  { height:  504312 , difficulty:  636868 , date:  "2015-06-05 11:29:22" },
  { height:  504313 , difficulty:  636893 , date:  "2015-06-05 11:30:25" },
  { height:  504314 , difficulty:  635319 , date:  "2015-06-05 11:30:30" },
  { height:  504315 , difficulty:  634818 , date:  "2015-06-05 11:31:50" },
  { height:  504316 , difficulty:  628390 , date:  "2015-06-05 11:31:51" },
  { height:  504317 , difficulty:  628255 , date:  "2015-06-05 11:32:09" },
  { height:  504318 , difficulty:  625448 , date:  "2015-06-05 11:34:17" },
  { height:  504319 , difficulty:  623043 , date:  "2015-06-05 11:33:17" },
  { height:  504320 , difficulty:  619326 , date:  "2015-06-05 11:33:59" },
  { height:  504321 , difficulty:  619914 , date:  "2015-06-05 11:34:11" },
  { height:  504322 , difficulty:  620418 , date:  "2015-06-05 11:35:14" },
  { height:  504323 , difficulty:  619885 , date:  "2015-06-05 11:39:43" },
  { height:  504324 , difficulty:  617484 , date:  "2015-06-05 11:39:58" },
  { height:  504325 , difficulty:  619794 , date:  "2015-06-05 11:40:02" },
  { height:  504326 , difficulty:  616889 , date:  "2015-06-05 11:40:21" },
  { height:  504327 , difficulty:  617228 , date:  "2015-06-05 11:41:02" },
  { height:  504328 , difficulty:  615924 , date:  "2015-06-05 11:41:04" },
  { height:  504329 , difficulty:  614006 , date:  "2015-06-05 11:41:13" },
  { height:  504330 , difficulty:  612744 , date:  "2015-06-05 11:43:56" },
  { height:  504331 , difficulty:  612328 , date:  "2015-06-05 11:44:00" },
  { height:  504332 , difficulty:  611598 , date:  "2015-06-05 11:44:19" },
  { height:  504333 , difficulty:  609086 , date:  "2015-06-05 11:44:29" },
  { height:  504334 , difficulty:  609027 , date:  "2015-06-05 11:46:10" },
  { height:  504335 , difficulty:  609017 , date:  "2015-06-05 11:48:58" },
  { height:  504336 , difficulty:  609949 , date:  "2015-06-05 11:49:02" },
  { height:  504337 , difficulty:  608581 , date:  "2015-06-05 11:49:25" },
  { height:  504338 , difficulty:  608875 , date:  "2015-06-05 11:49:27" },
  { height:  504339 , difficulty:  609926 , date:  "2015-06-05 11:49:37" },
  { height:  504340 , difficulty:  614940 , date:  "2015-06-05 11:50:54" },
  { height:  504341 , difficulty:  613188 , date:  "2015-06-05 11:50:59" },
  { height:  504342 , difficulty:  614804 , date:  "2015-06-05 11:51:25" },
  { height:  504343 , difficulty:  615111 , date:  "2015-06-05 11:51:35" },
  { height:  504344 , difficulty:  616352 , date:  "2015-06-05 11:52:50" },
  { height:  504345 , difficulty:  617675 , date:  "2015-06-05 11:54:58" },
  { height:  504346 , difficulty:  618274 , date:  "2015-06-05 11:55:04" },
  { height:  504347 , difficulty:  616283 , date:  "2015-06-05 11:55:43" },
  { height:  504348 , difficulty:  616978 , date:  "2015-06-05 11:55:58" },
  { height:  504349 , difficulty:  616163 , date:  "2015-06-05 11:57:29" },
  { height:  504350 , difficulty:  616017 , date:  "2015-06-05 11:57:53" },
  { height:  504351 , difficulty:  616360 , date:  "2015-06-05 11:59:20" },
  { height:  504352 , difficulty:  616069 , date:  "2015-06-05 12:01:20" },
  { height:  504353 , difficulty:  615765 , date:  "2015-06-05 12:01:26" },
  { height:  504354 , difficulty:  614970 , date:  "2015-06-05 12:02:52" },
  { height:  504355 , difficulty:  613912 , date:  "2015-06-05 12:05:42" },
  { height:  504356 , difficulty:  612367 , date:  "2015-06-05 12:05:45" },
  { height:  504357 , difficulty:  612594 , date:  "2015-06-05 12:07:53" },
  { height:  504358 , difficulty:  611288 , date:  "2015-06-05 12:08:50" },
  { height:  504359 , difficulty:  612171 , date:  "2015-06-05 12:09:12" },
  { height:  504360 , difficulty:  611314 , date:  "2015-06-05 12:09:14" },
  { height:  504361 , difficulty:  612771 , date:  "2015-06-05 12:09:34" },
  { height:  504362 , difficulty:  612590 , date:  "2015-06-05 12:09:37" },
  { height:  504363 , difficulty:  613543 , date:  "2015-06-05 12:11:46" },
  { height:  504364 , difficulty:  613257 , date:  "2015-06-05 12:12:08" },
  { height:  504365 , difficulty:  611565 , date:  "2015-06-05 12:12:47" },
  { height:  504366 , difficulty:  611644 , date:  "2015-06-05 12:14:57" },
  { height:  504367 , difficulty:  609565 , date:  "2015-06-05 12:16:45" },
  { height:  504368 , difficulty:  609460 , date:  "2015-06-05 12:16:47" },
  { height:  504369 , difficulty:  610535 , date:  "2015-06-05 12:18:04" },
  { height:  504370 , difficulty:  611456 , date:  "2015-06-05 12:18:24" },
  { height:  504371 , difficulty:  610776 , date:  "2015-06-05 12:20:51" },
  { height:  504372 , difficulty:  611744 , date:  "2015-06-05 12:21:39" },
  { height:  504373 , difficulty:  611136 , date:  "2015-06-05 12:21:44" },
  { height:  504374 , difficulty:  610621 , date:  "2015-06-05 12:22:20" },
  { height:  504375 , difficulty:  608385 , date:  "2015-06-05 12:22:48" },
  { height:  504376 , difficulty:  609380 , date:  "2015-06-05 12:23:36" },
  { height:  504377 , difficulty:  607006 , date:  "2015-06-05 12:25:20" },
  { height:  504378 , difficulty:  606572 , date:  "2015-06-05 12:25:31" },
  { height:  504379 , difficulty:  606376 , date:  "2015-06-05 12:26:21" },
  { height:  504380 , difficulty:  606282 , date:  "2015-06-05 12:26:23" },
  { height:  504381 , difficulty:  606665 , date:  "2015-06-05 12:26:31" },
  { height:  504382 , difficulty:  606324 , date:  "2015-06-05 12:27:40" },
  { height:  504383 , difficulty:  605595 , date:  "2015-06-05 12:28:35" },
  { height:  504384 , difficulty:  605909 , date:  "2015-06-05 12:29:11" },
  { height:  504385 , difficulty:  605605 , date:  "2015-06-05 12:30:41" },
  { height:  504386 , difficulty:  603666 , date:  "2015-06-05 12:31:19" },
  { height:  504387 , difficulty:  602822 , date:  "2015-06-05 12:32:07" },
  { height:  504388 , difficulty:  603899 , date:  "2015-06-05 12:34:44" },
  { height:  504389 , difficulty:  603580 , date:  "2015-06-05 12:34:59" },
  { height:  504390 , difficulty:  605358 , date:  "2015-06-05 12:35:05" },
  { height:  504391 , difficulty:  604961 , date:  "2015-06-05 12:35:09" },
  { height:  504392 , difficulty:  604643 , date:  "2015-06-05 12:35:51" },
  { height:  504393 , difficulty:  604953 , date:  "2015-06-05 12:36:16" },
  { height:  504394 , difficulty:  604540 , date:  "2015-06-05 12:36:30" },
  { height:  504395 , difficulty:  604275 , date:  "2015-06-05 12:36:38" },
  { height:  504396 , difficulty:  604962 , date:  "2015-06-05 12:37:59" },
  { height:  504397 , difficulty:  604580 , date:  "2015-06-05 12:38:28" },
  { height:  504398 , difficulty:  605015 , date:  "2015-06-05 12:38:32" },
  { height:  504399 , difficulty:  603392 , date:  "2015-06-05 12:40:16" },
  { height:  504400 , difficulty:  603436 , date:  "2015-06-05 12:41:00" },
  { height:  504401 , difficulty:  604511 , date:  "2015-06-05 12:41:26" },
  { height:  504402 , difficulty:  603963 , date:  "2015-06-05 12:42:53" },
  { height:  504403 , difficulty:  606406 , date:  "2015-06-05 12:44:14" },
  { height:  504404 , difficulty:  606535 , date:  "2015-06-05 12:44:15" },
  { height:  504405 , difficulty:  606220 , date:  "2015-06-05 12:44:45" },
  { height:  504406 , difficulty:  603793 , date:  "2015-06-05 12:45:24" },
  { height:  504407 , difficulty:  603437 , date:  "2015-06-05 12:46:48" },
  { height:  504408 , difficulty:  602979 , date:  "2015-06-05 12:48:56" },
  { height:  504409 , difficulty:  605311 , date:  "2015-06-05 12:53:31" },
  { height:  504410 , difficulty:  604181 , date:  "2015-06-05 12:53:42" },
  { height:  504411 , difficulty:  602290 , date:  "2015-06-05 12:55:51" },
  { height:  504412 , difficulty:  601935 , date:  "2015-06-05 12:56:14" },
  { height:  504413 , difficulty:  602299 , date:  "2015-06-05 12:56:18" },
  { height:  504414 , difficulty:  602469 , date:  "2015-06-05 12:57:36" },
  { height:  504415 , difficulty:  602004 , date:  "2015-06-05 12:58:30" },
  { height:  504416 , difficulty:  601736 , date:  "2015-06-05 13:01:57" },
  { height:  504417 , difficulty:  601553 , date:  "2015-06-05 13:03:22" },
  { height:  504418 , difficulty:  602570 , date:  "2015-06-05 13:03:26" },
  { height:  504419 , difficulty:  602186 , date:  "2015-06-05 13:04:12" },
  { height:  504420 , difficulty:  603305 , date:  "2015-06-05 13:04:30" },
  { height:  504421 , difficulty:  601381 , date:  "2015-06-05 13:04:43" },
  { height:  504422 , difficulty:  601850 , date:  "2015-06-05 13:04:55" },
  { height:  504423 , difficulty:  601030 , date:  "2015-06-05 13:07:46" },
  { height:  504424 , difficulty:  604202 , date:  "2015-06-05 13:07:50" },
  { height:  504425 , difficulty:  604466 , date:  "2015-06-05 13:10:16" },
  { height:  504426 , difficulty:  603847 , date:  "2015-06-05 13:10:11" },
  { height:  504427 , difficulty:  604547 , date:  "2015-06-05 13:11:00" },
  { height:  504428 , difficulty:  603997 , date:  "2015-06-05 13:11:24" },
  { height:  504429 , difficulty:  604144 , date:  "2015-06-05 13:12:01" },
  { height:  504430 , difficulty:  604934 , date:  "2015-06-05 13:13:00" },
  { height:  504431 , difficulty:  602366 , date:  "2015-06-05 13:13:05" },
  { height:  504432 , difficulty:  603844 , date:  "2015-06-05 13:13:45" },
  { height:  504433 , difficulty:  601827 , date:  "2015-06-05 13:14:13" },
  { height:  504434 , difficulty:  602157 , date:  "2015-06-05 13:14:19" },
  { height:  504435 , difficulty:  604494 , date:  "2015-06-05 13:16:37" },
  { height:  504436 , difficulty:  604195 , date:  "2015-06-05 13:18:29" },
  { height:  504437 , difficulty:  603598 , date:  "2015-06-05 13:18:44" },
  { height:  504438 , difficulty:  605305 , date:  "2015-06-05 13:18:50" },
  { height:  504439 , difficulty:  603824 , date:  "2015-06-05 13:19:54" },
  { height:  504440 , difficulty:  605054 , date:  "2015-06-05 13:21:46" },
  { height:  504441 , difficulty:  604209 , date:  "2015-06-05 13:22:39" },
  { height:  504442 , difficulty:  604717 , date:  "2015-06-05 13:25:30" },
  { height:  504443 , difficulty:  603524 , date:  "2015-06-05 13:26:08" },
  { height:  504444 , difficulty:  605034 , date:  "2015-06-05 13:26:14" },
  { height:  504445 , difficulty:  603840 , date:  "2015-06-05 13:28:31" },
  { height:  504446 , difficulty:  608110 , date:  "2015-06-05 13:29:08" },
  { height:  504447 , difficulty:  605943 , date:  "2015-06-05 13:29:48" },
  { height:  504448 , difficulty:  607402 , date:  "2015-06-05 13:29:49" },
  { height:  504449 , difficulty:  607022 , date:  "2015-06-05 13:30:29" },
  { height:  504450 , difficulty:  608161 , date:  "2015-06-05 13:30:53" },
  { height:  504451 , difficulty:  609261 , date:  "2015-06-05 13:30:55" },
  { height:  504452 , difficulty:  608346 , date:  "2015-06-05 13:31:30" },
  { height:  504453 , difficulty:  611212 , date:  "2015-06-05 13:31:34" },
  { height:  504454 , difficulty:  610772 , date:  "2015-06-05 13:31:52" },
  { height:  504455 , difficulty:  609814 , date:  "2015-06-05 13:37:40" },
  { height:  504456 , difficulty:  609715 , date:  "2015-06-05 13:37:45" },
  { height:  504457 , difficulty:  609321 , date:  "2015-06-05 13:38:11" },
  { height:  504458 , difficulty:  609186 , date:  "2015-06-05 13:38:56" },
  { height:  504459 , difficulty:  608530 , date:  "2015-06-05 13:39:22" },
  { height:  504460 , difficulty:  607891 , date:  "2015-06-05 13:39:26" },
  { height:  504461 , difficulty:  608063 , date:  "2015-06-05 13:39:28" },
  { height:  504462 , difficulty:  607244 , date:  "2015-06-05 13:40:09" },
  { height:  504463 , difficulty:  609361 , date:  "2015-06-05 13:40:46" },
  { height:  504464 , difficulty:  608474 , date:  "2015-06-05 13:41:57" },
  { height:  504465 , difficulty:  608447 , date:  "2015-06-05 13:43:49" },
  { height:  504466 , difficulty:  609394 , date:  "2015-06-05 13:43:51" },
  { height:  504467 , difficulty:  609671 , date:  "2015-06-05 13:44:42" },
  { height:  504468 , difficulty:  608853 , date:  "2015-06-05 13:44:44" },
  { height:  504469 , difficulty:  608802 , date:  "2015-06-05 13:44:48" },
  { height:  504470 , difficulty:  609080 , date:  "2015-06-05 13:45:25" },
  { height:  504471 , difficulty:  608933 , date:  "2015-06-05 13:46:24" },
  { height:  504472 , difficulty:  608667 , date:  "2015-06-05 13:48:59" },
  { height:  504473 , difficulty:  607973 , date:  "2015-06-05 13:49:43" },
  { height:  504474 , difficulty:  608434 , date:  "2015-06-05 13:49:56" },
  { height:  504475 , difficulty:  607528 , date:  "2015-06-05 13:49:59" },
  { height:  504476 , difficulty:  606570 , date:  "2015-06-05 13:52:11" },
  { height:  504477 , difficulty:  606122 , date:  "2015-06-05 13:52:23" },
  { height:  504478 , difficulty:  606477 , date:  "2015-06-05 13:52:25" },
  { height:  504479 , difficulty:  605028 , date:  "2015-06-05 13:54:32" },
  { height:  504480 , difficulty:  604983 , date:  "2015-06-05 13:54:34" },
  { height:  504481 , difficulty:  604692 , date:  "2015-06-05 13:55:48" },
  { height:  504482 , difficulty:  604724 , date:  "2015-06-05 13:56:08" },
  { height:  504483 , difficulty:  603282 , date:  "2015-06-05 13:56:48" },
  { height:  504484 , difficulty:  604911 , date:  "2015-06-05 13:56:44" },
  { height:  504485 , difficulty:  600879 , date:  "2015-06-05 13:57:02" },
  { height:  504486 , difficulty:  601272 , date:  "2015-06-05 13:59:44" },
  { height:  504487 , difficulty:  599720 , date:  "2015-06-05 13:59:47" },
  { height:  504488 , difficulty:  599594 , date:  "2015-06-05 14:00:17" },
  { height:  504489 , difficulty:  599913 , date:  "2015-06-05 14:00:49" },
  { height:  504490 , difficulty:  600773 , date:  "2015-06-05 14:00:54" },
  { height:  504491 , difficulty:  601703 , date:  "2015-06-05 14:01:28" },
  { height:  504492 , difficulty:  599454 , date:  "2015-06-05 14:04:27" },
  { height:  504493 , difficulty:  598210 , date:  "2015-06-05 14:05:28" },
  { height:  504494 , difficulty:  597948 , date:  "2015-06-05 14:06:56" },
  { height:  504495 , difficulty:  597525 , date:  "2015-06-05 14:07:02" },
  { height:  504496 , difficulty:  598181 , date:  "2015-06-05 14:07:06" },
  { height:  504497 , difficulty:  599564 , date:  "2015-06-05 14:07:15" },
  { height:  504498 , difficulty:  599562 , date:  "2015-06-05 14:08:37" },
  { height:  504499 , difficulty:  597107 , date:  "2015-06-05 14:08:41" },
  { height:  504500 , difficulty:  596886 , date:  "2015-06-05 14:10:19" },
  { height:  504501 , difficulty:  594661 , date:  "2015-06-05 14:10:23" },
  { height:  504502 , difficulty:  594598 , date:  "2015-06-05 14:12:34" },
  { height:  504503 , difficulty:  594325 , date:  "2015-06-05 14:13:00" },
  { height:  504504 , difficulty:  594706 , date:  "2015-06-05 14:13:06" },
  { height:  504505 , difficulty:  594129 , date:  "2015-06-05 14:16:51" },
  { height:  504506 , difficulty:  595158 , date:  "2015-06-05 14:16:54" },
  { height:  504507 , difficulty:  595341 , date:  "2015-06-05 14:17:05" },
  { height:  504508 , difficulty:  597242 , date:  "2015-06-05 14:17:15" },
  { height:  504509 , difficulty:  596529 , date:  "2015-06-05 14:20:07" },
  { height:  504510 , difficulty:  600250 , date:  "2015-06-05 14:20:16" },
  { height:  504511 , difficulty:  598033 , date:  "2015-06-05 14:20:22" },
  { height:  504512 , difficulty:  596787 , date:  "2015-06-05 14:25:14" },
  { height:  504513 , difficulty:  596257 , date:  "2015-06-05 14:26:05" },
  { height:  504514 , difficulty:  595934 , date:  "2015-06-05 14:26:23" },
  { height:  504515 , difficulty:  597640 , date:  "2015-06-05 14:27:10" },
  { height:  504516 , difficulty:  595844 , date:  "2015-06-05 14:27:59" },
  { height:  504517 , difficulty:  595739 , date:  "2015-06-05 14:29:27" },
  { height:  504518 , difficulty:  593150 , date:  "2015-06-05 14:29:30" },
  { height:  504519 , difficulty:  592564 , date:  "2015-06-05 14:30:42" },
  { height:  504520 , difficulty:  594278 , date:  "2015-06-05 14:32:22" },
  { height:  504521 , difficulty:  592153 , date:  "2015-06-05 14:32:25" },
  { height:  504522 , difficulty:  591882 , date:  "2015-06-05 14:32:51" },
  { height:  504523 , difficulty:  591126 , date:  "2015-06-05 14:33:34" },
  { height:  504524 , difficulty:  591807 , date:  "2015-06-05 14:33:16" },
  { height:  504525 , difficulty:  591430 , date:  "2015-06-05 14:33:18" },
  { height:  504526 , difficulty:  591139 , date:  "2015-06-05 14:35:23" },
  { height:  504527 , difficulty:  590876 , date:  "2015-06-05 14:35:25" },
  { height:  504528 , difficulty:  590144 , date:  "2015-06-05 14:35:55" },
  { height:  504529 , difficulty:  589786 , date:  "2015-06-05 14:36:21" },
  { height:  504530 , difficulty:  591454 , date:  "2015-06-05 14:36:49" },
  { height:  504531 , difficulty:  586765 , date:  "2015-06-05 14:37:32" },
  { height:  504532 , difficulty:  587724 , date:  "2015-06-05 14:40:26" },
  { height:  504533 , difficulty:  587082 , date:  "2015-06-05 14:40:32" },
  { height:  504534 , difficulty:  586795 , date:  "2015-06-05 14:41:17" },
  { height:  504535 , difficulty:  587940 , date:  "2015-06-05 14:43:59" },
  { height:  504536 , difficulty:  590401 , date:  "2015-06-05 14:45:43" },
  { height:  504537 , difficulty:  590542 , date:  "2015-06-05 14:46:53" },
  { height:  504538 , difficulty:  590279 , date:  "2015-06-05 14:47:08" },
  { height:  504539 , difficulty:  591491 , date:  "2015-06-05 14:47:14" },
  { height:  504540 , difficulty:  592885 , date:  "2015-06-05 14:47:33" },
  { height:  504541 , difficulty:  591401 , date:  "2015-06-05 14:49:01" },
  { height:  504542 , difficulty:  594159 , date:  "2015-06-05 14:49:14" },
  { height:  504543 , difficulty:  593664 , date:  "2015-06-05 14:49:24" },
  { height:  504544 , difficulty:  594188 , date:  "2015-06-05 14:51:21" },
  { height:  504545 , difficulty:  593825 , date:  "2015-06-05 14:51:26" },
  { height:  504546 , difficulty:  593559 , date:  "2015-06-05 14:51:52" },
  { height:  504547 , difficulty:  594877 , date:  "2015-06-05 14:52:14" },
  { height:  504548 , difficulty:  592458 , date:  "2015-06-05 14:53:49" },
  { height:  504549 , difficulty:  599869 , date:  "2015-06-05 14:55:00" },
  { height:  504550 , difficulty:  599489 , date:  "2015-06-05 14:55:56" },
  { height:  504551 , difficulty:  599624 , date:  "2015-06-05 14:56:06" },
  { height:  504552 , difficulty:  598656 , date:  "2015-06-05 14:56:13" },
  { height:  504553 , difficulty:  598265 , date:  "2015-06-05 14:57:04" },
  { height:  504554 , difficulty:  600469 , date:  "2015-06-05 14:58:40" },
  { height:  504555 , difficulty:  598484 , date:  "2015-06-05 14:58:44" },
  { height:  504556 , difficulty:  598175 , date:  "2015-06-05 14:59:28" },
  { height:  504557 , difficulty:  598745 , date:  "2015-06-05 15:00:30" },
  { height:  504558 , difficulty:  599650 , date:  "2015-06-05 15:00:32" },
  { height:  504559 , difficulty:  598834 , date:  "2015-06-05 15:03:18" },
  { height:  504560 , difficulty:  599497 , date:  "2015-06-05 15:03:21" },
  { height:  504561 , difficulty:  599047 , date:  "2015-06-05 15:03:47" },
  { height:  504562 , difficulty:  597689 , date:  "2015-06-05 15:04:20" },
  { height:  504563 , difficulty:  598508 , date:  "2015-06-05 15:06:03" },
  { height:  504564 , difficulty:  597792 , date:  "2015-06-05 15:07:25" },
  { height:  504565 , difficulty:  598545 , date:  "2015-06-05 15:07:30" },
  { height:  504566 , difficulty:  598689 , date:  "2015-06-05 15:08:38" },
  { height:  504567 , difficulty:  598024 , date:  "2015-06-05 15:13:31" },
  { height:  504568 , difficulty:  595771 , date:  "2015-06-05 15:13:37" },
  { height:  504569 , difficulty:  596093 , date:  "2015-06-05 15:13:51" },
  { height:  504570 , difficulty:  594617 , date:  "2015-06-05 15:14:03" },
  { height:  504571 , difficulty:  595126 , date:  "2015-06-05 15:16:40" },
  { height:  504572 , difficulty:  594834 , date:  "2015-06-05 15:17:06" },
  { height:  504573 , difficulty:  595686 , date:  "2015-06-05 15:17:19" },
  { height:  504574 , difficulty:  594300 , date:  "2015-06-05 15:17:21" },
  { height:  504575 , difficulty:  594841 , date:  "2015-06-05 15:19:01" },
  { height:  504576 , difficulty:  596610 , date:  "2015-06-05 15:19:46" },
  { height:  504577 , difficulty:  597628 , date:  "2015-06-05 15:19:53" },
  { height:  504578 , difficulty:  595843 , date:  "2015-06-05 15:21:10" },
  { height:  504579 , difficulty:  596412 , date:  "2015-06-05 15:21:14" },
  { height:  504580 , difficulty:  597252 , date:  "2015-06-05 15:21:55" },
  { height:  504581 , difficulty:  595819 , date:  "2015-06-05 15:21:56" },
  { height:  504582 , difficulty:  595739 , date:  "2015-06-05 15:25:43" },
  { height:  504583 , difficulty:  595512 , date:  "2015-06-05 15:25:55" },
  { height:  504584 , difficulty:  595279 , date:  "2015-06-05 15:26:01" },
  { height:  504585 , difficulty:  595473 , date:  "2015-06-05 15:27:14" },
  { height:  504586 , difficulty:  595527 , date:  "2015-06-05 15:31:16" },
  { height:  504587 , difficulty:  601073 , date:  "2015-06-05 15:35:37" },
  { height:  504588 , difficulty:  596606 , date:  "2015-06-05 15:36:17" },
  { height:  504589 , difficulty:  596086 , date:  "2015-06-05 15:36:23" },
  { height:  504590 , difficulty:  595735 , date:  "2015-06-05 15:37:57" },
  { height:  504591 , difficulty:  595629 , date:  "2015-06-05 15:40:11" },
  { height:  504592 , difficulty:  594817 , date:  "2015-06-05 15:44:20" },
  { height:  504593 , difficulty:  595436 , date:  "2015-06-05 15:44:50" },
  { height:  504594 , difficulty:  595994 , date:  "2015-06-05 15:44:57" },
  { height:  504595 , difficulty:  596611 , date:  "2015-06-05 15:45:32" },
  { height:  504596 , difficulty:  595003 , date:  "2015-06-05 15:47:06" },
  { height:  504597 , difficulty:  595436 , date:  "2015-06-05 15:47:31" },
  { height:  504598 , difficulty:  594798 , date:  "2015-06-05 15:47:57" },
  { height:  504599 , difficulty:  594188 , date:  "2015-06-05 15:48:20" },
  { height:  504600 , difficulty:  596361 , date:  "2015-06-05 15:48:25" },
  { height:  504601 , difficulty:  595878 , date:  "2015-06-05 15:48:27" },
  { height:  504602 , difficulty:  596260 , date:  "2015-06-05 15:49:32" },
  { height:  504603 , difficulty:  597853 , date:  "2015-06-05 15:50:08" },
  { height:  504604 , difficulty:  597265 , date:  "2015-06-05 15:51:05" },
  { height:  504605 , difficulty:  598977 , date:  "2015-06-05 15:51:42" },
  { height:  504606 , difficulty:  598607 , date:  "2015-06-05 15:52:05" },
  { height:  504607 , difficulty:  599955 , date:  "2015-06-05 15:52:54" },
  { height:  504608 , difficulty:  598146 , date:  "2015-06-05 15:55:12" },
  { height:  504609 , difficulty:  600795 , date:  "2015-06-05 15:57:03" },
  { height:  504610 , difficulty:  600535 , date:  "2015-06-05 15:58:03" },
  { height:  504611 , difficulty:  597891 , date:  "2015-06-05 15:58:11" },
  { height:  504612 , difficulty:  597302 , date:  "2015-06-05 16:01:20" },
  { height:  504613 , difficulty:  598636 , date:  "2015-06-05 16:01:23" },
  { height:  504614 , difficulty:  598102 , date:  "2015-06-05 16:01:32" },
  { height:  504615 , difficulty:  598797 , date:  "2015-06-05 16:01:37" },
  { height:  504616 , difficulty:  599327 , date:  "2015-06-05 16:02:47" },
  { height:  504617 , difficulty:  597777 , date:  "2015-06-05 16:02:58" },
  { height:  504618 , difficulty:  597594 , date:  "2015-06-05 16:03:25" },
  { height:  504619 , difficulty:  597295 , date:  "2015-06-05 16:05:38" },
  { height:  504620 , difficulty:  595879 , date:  "2015-06-05 16:06:07" },
  { height:  504621 , difficulty:  595708 , date:  "2015-06-05 16:06:08" },
  { height:  504622 , difficulty:  597995 , date:  "2015-06-05 16:07:22" },
  { height:  504623 , difficulty:  598593 , date:  "2015-06-05 16:08:05" },
  { height:  504624 , difficulty:  601270 , date:  "2015-06-05 16:08:38" },
  { height:  504625 , difficulty:  601870 , date:  "2015-06-05 16:08:40" },
  { height:  504626 , difficulty:  601298 , date:  "2015-06-05 16:10:24" },
  { height:  504627 , difficulty:  607204 , date:  "2015-06-05 16:11:29" },
  { height:  504628 , difficulty:  606830 , date:  "2015-06-05 16:11:41" },
  { height:  504629 , difficulty:  607599 , date:  "2015-06-05 16:12:04" },
  { height:  504630 , difficulty:  605899 , date:  "2015-06-05 16:14:46" },
  { height:  504631 , difficulty:  605894 , date:  "2015-06-05 16:14:49" },
  { height:  504632 , difficulty:  605963 , date:  "2015-06-05 16:15:05" },
  { height:  504633 , difficulty:  605961 , date:  "2015-06-05 16:16:32" },
  { height:  504634 , difficulty:  605724 , date:  "2015-06-05 16:17:39" },
  { height:  504635 , difficulty:  603494 , date:  "2015-06-05 16:17:44" },
  { height:  504636 , difficulty:  603256 , date:  "2015-06-05 16:18:37" },
  { height:  504637 , difficulty:  603074 , date:  "2015-06-05 16:18:39" },
  { height:  504638 , difficulty:  602508 , date:  "2015-06-05 16:20:34" },
  { height:  504639 , difficulty:  601809 , date:  "2015-06-05 16:21:00" },
  { height:  504640 , difficulty:  600919 , date:  "2015-06-05 16:22:07" },
  { height:  504641 , difficulty:  601179 , date:  "2015-06-05 16:22:26" },
  { height:  504642 , difficulty:  600658 , date:  "2015-06-05 16:23:58" },
  { height:  504643 , difficulty:  598116 , date:  "2015-06-05 16:25:05" },
  { height:  504644 , difficulty:  598075 , date:  "2015-06-05 16:25:23" },
  { height:  504645 , difficulty:  597614 , date:  "2015-06-05 16:28:03" },
  { height:  504646 , difficulty:  597702 , date:  "2015-06-05 16:28:06" },
  { height:  504647 , difficulty:  595306 , date:  "2015-06-05 16:30:19" },
  { height:  504648 , difficulty:  594851 , date:  "2015-06-05 16:30:32" },
  { height:  504649 , difficulty:  596082 , date:  "2015-06-05 16:30:43" },
  { height:  504650 , difficulty:  596544 , date:  "2015-06-05 16:31:08" },
  { height:  504651 , difficulty:  594828 , date:  "2015-06-05 16:31:13" },
  { height:  504652 , difficulty:  596535 , date:  "2015-06-05 16:31:19" },
  { height:  504653 , difficulty:  596620 , date:  "2015-06-05 16:32:03" },
  { height:  504654 , difficulty:  595362 , date:  "2015-06-05 16:32:06" },
  { height:  504655 , difficulty:  597240 , date:  "2015-06-05 16:34:34" },
  { height:  504656 , difficulty:  597065 , date:  "2015-06-05 16:34:38" },
  { height:  504657 , difficulty:  596990 , date:  "2015-06-05 16:36:58" },
  { height:  504658 , difficulty:  595062 , date:  "2015-06-05 16:37:36" },
  { height:  504659 , difficulty:  595394 , date:  "2015-06-05 16:39:04" },
  { height:  504660 , difficulty:  596149 , date:  "2015-06-05 16:39:06" },
  { height:  504661 , difficulty:  594809 , date:  "2015-06-05 16:39:17" },
  { height:  504662 , difficulty:  593343 , date:  "2015-06-05 16:39:50" },
  { height:  504663 , difficulty:  589340 , date:  "2015-06-05 16:40:34" },
  { height:  504664 , difficulty:  590005 , date:  "2015-06-05 16:40:16" },
  { height:  504665 , difficulty:  590124 , date:  "2015-06-05 16:41:15" },
  { height:  504666 , difficulty:  589216 , date:  "2015-06-05 16:41:16" },
  { height:  504667 , difficulty:  587099 , date:  "2015-06-05 16:42:37" },
  { height:  504668 , difficulty:  585546 , date:  "2015-06-05 16:45:08" },
  { height:  504669 , difficulty:  587758 , date:  "2015-06-05 16:45:29" },
  { height:  504670 , difficulty:  587399 , date:  "2015-06-05 16:47:00" },
  { height:  504671 , difficulty:  586688 , date:  "2015-06-05 16:47:44" },
  { height:  504672 , difficulty:  585984 , date:  "2015-06-05 16:49:37" },
  { height:  504673 , difficulty:  586447 , date:  "2015-06-05 16:49:52" },
  { height:  504674 , difficulty:  586207 , date:  "2015-06-05 16:50:11" },
  { height:  504675 , difficulty:  585624 , date:  "2015-06-05 16:50:13" },
  { height:  504676 , difficulty:  587185 , date:  "2015-06-05 16:53:53" },
  { height:  504677 , difficulty:  586916 , date:  "2015-06-05 16:53:55" },
  { height:  504678 , difficulty:  588041 , date:  "2015-06-05 16:54:02" },
  { height:  504679 , difficulty:  587277 , date:  "2015-06-05 16:54:44" },
  { height:  504680 , difficulty:  586314 , date:  "2015-06-05 16:55:56" },
  { height:  504681 , difficulty:  585900 , date:  "2015-06-05 16:56:47" },
  { height:  504682 , difficulty:  586343 , date:  "2015-06-05 16:56:59" },
  { height:  504683 , difficulty:  585976 , date:  "2015-06-05 16:57:03" },
  { height:  504684 , difficulty:  587881 , date:  "2015-06-05 16:57:31" },
  { height:  504685 , difficulty:  586021 , date:  "2015-06-05 16:59:29" },
  { height:  504686 , difficulty:  586498 , date:  "2015-06-05 16:59:31" },
  { height:  504687 , difficulty:  586598 , date:  "2015-06-05 16:59:39" },
  { height:  504688 , difficulty:  583814 , date:  "2015-06-05 17:03:06" },
  { height:  504689 , difficulty:  583750 , date:  "2015-06-05 17:03:43" },
  { height:  504690 , difficulty:  587981 , date:  "2015-06-05 17:04:02" },
  { height:  504691 , difficulty:  588206 , date:  "2015-06-05 17:06:47" },
  { height:  504692 , difficulty:  587828 , date:  "2015-06-05 17:06:52" },
  { height:  504693 , difficulty:  587816 , date:  "2015-06-05 17:07:18" },
  { height:  504694 , difficulty:  587214 , date:  "2015-06-05 17:07:37" },
  { height:  504695 , difficulty:  585389 , date:  "2015-06-05 17:08:29" },
  { height:  504696 , difficulty:  585228 , date:  "2015-06-05 17:09:00" },
  { height:  504697 , difficulty:  584938 , date:  "2015-06-05 17:09:03" },
  { height:  504698 , difficulty:  585601 , date:  "2015-06-05 17:09:05" },
  { height:  504699 , difficulty:  584843 , date:  "2015-06-05 17:09:18" },
  { height:  504700 , difficulty:  584554 , date:  "2015-06-05 17:09:42" },
  { height:  504701 , difficulty:  585447 , date:  "2015-06-05 17:11:35" },
  { height:  504702 , difficulty:  587542 , date:  "2015-06-05 17:11:37" },
  { height:  504703 , difficulty:  587636 , date:  "2015-06-05 17:12:43" },
  { height:  504704 , difficulty:  587295 , date:  "2015-06-05 17:12:47" },
  { height:  504705 , difficulty:  587277 , date:  "2015-06-05 17:13:55" },
  { height:  504706 , difficulty:  584773 , date:  "2015-06-05 17:14:16" },
  { height:  504707 , difficulty:  584939 , date:  "2015-06-05 17:14:24" },
  { height:  504708 , difficulty:  585800 , date:  "2015-06-05 17:16:16" },
  { height:  504709 , difficulty:  584385 , date:  "2015-06-05 17:17:30" },
  { height:  504710 , difficulty:  584597 , date:  "2015-06-05 17:19:05" },
  { height:  504711 , difficulty:  585643 , date:  "2015-06-05 17:19:33" },
  { height:  504712 , difficulty:  585490 , date:  "2015-06-05 17:19:51" },
  { height:  504713 , difficulty:  586074 , date:  "2015-06-05 17:20:02" },
  { height:  504714 , difficulty:  584677 , date:  "2015-06-05 17:20:12" },
  { height:  504715 , difficulty:  584134 , date:  "2015-06-05 17:21:01" },
  { height:  504716 , difficulty:  582972 , date:  "2015-06-05 17:21:13" },
  { height:  504717 , difficulty:  584026 , date:  "2015-06-05 17:21:50" },
  { height:  504718 , difficulty:  582520 , date:  "2015-06-05 17:22:42" },
  { height:  504719 , difficulty:  582853 , date:  "2015-06-05 17:23:22" },
  { height:  504720 , difficulty:  586863 , date:  "2015-06-05 17:23:28" },
  { height:  504721 , difficulty:  584298 , date:  "2015-06-05 17:23:48" },
  { height:  504722 , difficulty:  584736 , date:  "2015-06-05 17:24:09" },
  { height:  504723 , difficulty:  585370 , date:  "2015-06-05 17:25:03" },
  { height:  504724 , difficulty:  585264 , date:  "2015-06-05 17:26:04" },
  { height:  504725 , difficulty:  584915 , date:  "2015-06-05 17:26:07" },
  { height:  504726 , difficulty:  585789 , date:  "2015-06-05 17:26:27" },
  { height:  504727 , difficulty:  587554 , date:  "2015-06-05 17:28:02" },
  { height:  504728 , difficulty:  587293 , date:  "2015-06-05 17:31:04" },
  { height:  504729 , difficulty:  588158 , date:  "2015-06-05 17:31:06" },
  { height:  504730 , difficulty:  589422 , date:  "2015-06-05 17:31:08" },
  { height:  504731 , difficulty:  587452 , date:  "2015-06-05 17:32:33" },
  { height:  504732 , difficulty:  588264 , date:  "2015-06-05 17:34:58" },
  { height:  504733 , difficulty:  588473 , date:  "2015-06-05 17:35:03" },
  { height:  504734 , difficulty:  588948 , date:  "2015-06-05 17:36:28" },
  { height:  504735 , difficulty:  589750 , date:  "2015-06-05 17:36:32" },
  { height:  504736 , difficulty:  590290 , date:  "2015-06-05 17:36:40" },
  { height:  504737 , difficulty:  589893 , date:  "2015-06-05 17:38:13" },
  { height:  504738 , difficulty:  591311 , date:  "2015-06-05 17:38:48" },
  { height:  504739 , difficulty:  590712 , date:  "2015-06-05 17:39:39" },
  { height:  504740 , difficulty:  590414 , date:  "2015-06-05 17:39:42" },
  { height:  504741 , difficulty:  592401 , date:  "2015-06-05 17:41:33" },
  { height:  504742 , difficulty:  592415 , date:  "2015-06-05 17:41:38" },
  { height:  504743 , difficulty:  591586 , date:  "2015-06-05 17:41:52" },
  { height:  504744 , difficulty:  590067 , date:  "2015-06-05 17:42:48" },
  { height:  504745 , difficulty:  590214 , date:  "2015-06-05 17:42:51" },
  { height:  504746 , difficulty:  589973 , date:  "2015-06-05 17:43:39" },
  { height:  504747 , difficulty:  589833 , date:  "2015-06-05 17:45:29" },
  { height:  504748 , difficulty:  589588 , date:  "2015-06-05 17:46:57" },
  { height:  504749 , difficulty:  589808 , date:  "2015-06-05 17:47:30" },
  { height:  504750 , difficulty:  589296 , date:  "2015-06-05 17:47:45" },
  { height:  504751 , difficulty:  592993 , date:  "2015-06-05 17:48:40" },
  { height:  504752 , difficulty:  589632 , date:  "2015-06-05 17:48:46" },
  { height:  504753 , difficulty:  590947 , date:  "2015-06-05 17:50:17" },
  { height:  504754 , difficulty:  590742 , date:  "2015-06-05 17:50:20" },
  { height:  504755 , difficulty:  589903 , date:  "2015-06-05 17:50:26" },
  { height:  504756 , difficulty:  589214 , date:  "2015-06-05 17:50:27" },
  { height:  504757 , difficulty:  588825 , date:  "2015-06-05 17:52:04" },
  { height:  504758 , difficulty:  588974 , date:  "2015-06-05 17:52:46" },
  { height:  504759 , difficulty:  590833 , date:  "2015-06-05 17:53:38" },
  { height:  504760 , difficulty:  590210 , date:  "2015-06-05 17:53:43" },
  { height:  504761 , difficulty:  588402 , date:  "2015-06-05 17:53:47" },
  { height:  504762 , difficulty:  590325 , date:  "2015-06-05 17:53:51" },
  { height:  504763 , difficulty:  590406 , date:  "2015-06-05 17:57:21" },
  { height:  504764 , difficulty:  587087 , date:  "2015-06-05 17:58:23" },
  { height:  504765 , difficulty:  586359 , date:  "2015-06-05 17:58:27" },
  { height:  504766 , difficulty:  586568 , date:  "2015-06-05 17:59:18" },
  { height:  504767 , difficulty:  585028 , date:  "2015-06-05 17:59:02" },
  { height:  504768 , difficulty:  586855 , date:  "2015-06-05 17:59:39" },
  { height:  504769 , difficulty:  586324 , date:  "2015-06-05 18:01:42" },
  { height:  504770 , difficulty:  586190 , date:  "2015-06-05 18:02:35" },
  { height:  504771 , difficulty:  585742 , date:  "2015-06-05 18:03:30" },
  { height:  504772 , difficulty:  585516 , date:  "2015-06-05 18:05:55" },
  { height:  504773 , difficulty:  586210 , date:  "2015-06-05 18:05:58" },
  { height:  504774 , difficulty:  587120 , date:  "2015-06-05 18:08:11" },
  { height:  504775 , difficulty:  587641 , date:  "2015-06-05 18:08:12" },
  { height:  504776 , difficulty:  587095 , date:  "2015-06-05 18:10:39" },
  { height:  504777 , difficulty:  585791 , date:  "2015-06-05 18:10:43" },
  { height:  504778 , difficulty:  585782 , date:  "2015-06-05 18:11:01" },
  { height:  504779 , difficulty:  584612 , date:  "2015-06-05 18:12:32" },
  { height:  504780 , difficulty:  584984 , date:  "2015-06-05 18:12:50" },
  { height:  504781 , difficulty:  586071 , date:  "2015-06-05 18:15:15" },
  { height:  504782 , difficulty:  585707 , date:  "2015-06-05 18:15:16" },
  { height:  504783 , difficulty:  585445 , date:  "2015-06-05 18:15:54" },
  { height:  504784 , difficulty:  585618 , date:  "2015-06-05 18:16:02" },
  { height:  504785 , difficulty:  584776 , date:  "2015-06-05 18:16:19" },
  { height:  504786 , difficulty:  584293 , date:  "2015-06-05 18:16:45" },
  { height:  504787 , difficulty:  584649 , date:  "2015-06-05 18:16:46" },
  { height:  504788 , difficulty:  584138 , date:  "2015-06-05 18:18:55" },
  { height:  504789 , difficulty:  584494 , date:  "2015-06-05 18:19:08" },
  { height:  504790 , difficulty:  584773 , date:  "2015-06-05 18:20:39" },
  { height:  504791 , difficulty:  583844 , date:  "2015-06-05 18:20:41" },
  { height:  504792 , difficulty:  584029 , date:  "2015-06-05 18:21:51" },
  { height:  504793 , difficulty:  590171 , date:  "2015-06-05 18:23:20" },
  { height:  504794 , difficulty:  589377 , date:  "2015-06-05 18:23:37" },
  { height:  504795 , difficulty:  588876 , date:  "2015-06-05 18:23:57" },
  { height:  504796 , difficulty:  588887 , date:  "2015-06-05 18:24:02" },
  { height:  504797 , difficulty:  589547 , date:  "2015-06-05 18:26:26" },
  { height:  504798 , difficulty:  591310 , date:  "2015-06-05 18:26:32" },
  { height:  504799 , difficulty:  590251 , date:  "2015-06-05 18:26:54" },
  { height:  504800 , difficulty:  591626 , date:  "2015-06-05 18:27:56" },
  { height:  504801 , difficulty:  591372 , date:  "2015-06-05 18:29:26" },
  { height:  504802 , difficulty:  591321 , date:  "2015-06-05 18:29:32" },
  { height:  504803 , difficulty:  589640 , date:  "2015-06-05 18:29:39" },
  { height:  504804 , difficulty:  586725 , date:  "2015-06-05 18:31:32" },
  { height:  504805 , difficulty:  586744 , date:  "2015-06-05 18:31:33" },
  { height:  504806 , difficulty:  586844 , date:  "2015-06-05 18:32:43" },
  { height:  504807 , difficulty:  586286 , date:  "2015-06-05 18:38:01" },
  { height:  504808 , difficulty:  583912 , date:  "2015-06-05 18:38:39" },
  { height:  504809 , difficulty:  584266 , date:  "2015-06-05 18:38:42" },
  { height:  504810 , difficulty:  583107 , date:  "2015-06-05 18:40:58" },
  { height:  504811 , difficulty:  583168 , date:  "2015-06-05 18:41:04" },
  { height:  504812 , difficulty:  584220 , date:  "2015-06-05 18:41:25" },
  { height:  504813 , difficulty:  582613 , date:  "2015-06-05 18:41:47" },
  { height:  504814 , difficulty:  583336 , date:  "2015-06-05 18:41:51" },
  { height:  504815 , difficulty:  584015 , date:  "2015-06-05 18:43:21" },
  { height:  504816 , difficulty:  585752 , date:  "2015-06-05 18:43:46" },
  { height:  504817 , difficulty:  583921 , date:  "2015-06-05 18:43:52" },
  { height:  504818 , difficulty:  584112 , date:  "2015-06-05 18:44:02" },
  { height:  504819 , difficulty:  585492 , date:  "2015-06-05 18:44:06" },
  { height:  504820 , difficulty:  584500 , date:  "2015-06-05 18:45:04" },
  { height:  504821 , difficulty:  584734 , date:  "2015-06-05 18:45:07" },
  { height:  504822 , difficulty:  585375 , date:  "2015-06-05 18:46:02" },
  { height:  504823 , difficulty:  593434 , date:  "2015-06-05 18:46:07" },
  { height:  504824 , difficulty:  593712 , date:  "2015-06-05 18:46:13" },
  { height:  504825 , difficulty:  600749 , date:  "2015-06-05 18:46:31" },
  { height:  504826 , difficulty:  600331 , date:  "2015-06-05 18:46:55" },
  { height:  504827 , difficulty:  601652 , date:  "2015-06-05 18:47:33" },
  { height:  504828 , difficulty:  602509 , date:  "2015-06-05 18:48:02" },
  { height:  504829 , difficulty:  600850 , date:  "2015-06-05 18:48:57" },
  { height:  504830 , difficulty:  601245 , date:  "2015-06-05 18:50:55" },
  { height:  504831 , difficulty:  602781 , date:  "2015-06-05 18:52:37" },
  { height:  504832 , difficulty:  602564 , date:  "2015-06-05 18:53:32" },
  { height:  504833 , difficulty:  601941 , date:  "2015-06-05 18:54:35" },
  { height:  504834 , difficulty:  603884 , date:  "2015-06-05 18:54:03" },
  { height:  504835 , difficulty:  605228 , date:  "2015-06-05 18:54:47" },
  { height:  504836 , difficulty:  604997 , date:  "2015-06-05 18:57:26" },
  { height:  504837 , difficulty:  605508 , date:  "2015-06-05 19:00:15" },
  { height:  504838 , difficulty:  605651 , date:  "2015-06-05 19:00:19" },
  { height:  504839 , difficulty:  603065 , date:  "2015-06-05 19:04:04" },
  { height:  504840 , difficulty:  603575 , date:  "2015-06-05 19:04:06" },
  { height:  504841 , difficulty:  604019 , date:  "2015-06-05 19:07:45" },
  { height:  504842 , difficulty:  603605 , date:  "2015-06-05 19:08:45" },
  { height:  504843 , difficulty:  603189 , date:  "2015-06-05 19:08:52" },
  { height:  504844 , difficulty:  602877 , date:  "2015-06-05 19:08:55" },
  { height:  504845 , difficulty:  603863 , date:  "2015-06-05 19:09:16" },
  { height:  504846 , difficulty:  602868 , date:  "2015-06-05 19:09:22" },
  { height:  504847 , difficulty:  603010 , date:  "2015-06-05 19:10:06" },
  { height:  504848 , difficulty:  600678 , date:  "2015-06-05 19:13:56" },
  { height:  504849 , difficulty:  602058 , date:  "2015-06-05 19:15:28" },
  { height:  504850 , difficulty:  599746 , date:  "2015-06-05 19:15:34" },
  { height:  504851 , difficulty:  600531 , date:  "2015-06-05 19:17:27" },
  { height:  504852 , difficulty:  599689 , date:  "2015-06-05 19:17:06" },
  { height:  504853 , difficulty:  599473 , date:  "2015-06-05 19:17:27" },
  { height:  504854 , difficulty:  601159 , date:  "2015-06-05 19:18:23" },
  { height:  504855 , difficulty:  600775 , date:  "2015-06-05 19:18:23" },
  { height:  504856 , difficulty:  600378 , date:  "2015-06-05 19:19:41" },
  { height:  504857 , difficulty:  598393 , date:  "2015-06-05 19:20:53" },
  { height:  504858 , difficulty:  598242 , date:  "2015-06-05 19:21:04" },
  { height:  504859 , difficulty:  597512 , date:  "2015-06-05 19:21:17" },
  { height:  504860 , difficulty:  598675 , date:  "2015-06-05 19:21:22" },
  { height:  504861 , difficulty:  601655 , date:  "2015-06-05 19:21:35" },
  { height:  504862 , difficulty:  601193 , date:  "2015-06-05 19:22:48" },
  { height:  504863 , difficulty:  600989 , date:  "2015-06-05 19:24:28" },
  { height:  504864 , difficulty:  599051 , date:  "2015-06-05 19:24:33" },
  { height:  504865 , difficulty:  601937 , date:  "2015-06-05 19:28:13" },
  { height:  504866 , difficulty:  600852 , date:  "2015-06-05 19:28:18" },
  { height:  504867 , difficulty:  601033 , date:  "2015-06-05 19:29:02" },
  { height:  504868 , difficulty:  600287 , date:  "2015-06-05 19:29:46" },
  { height:  504869 , difficulty:  599808 , date:  "2015-06-05 19:29:51" },
  { height:  504870 , difficulty:  599796 , date:  "2015-06-05 19:33:16" },
  { height:  504871 , difficulty:  602614 , date:  "2015-06-05 19:35:29" },
  { height:  504872 , difficulty:  602930 , date:  "2015-06-05 19:35:32" },
  { height:  504873 , difficulty:  606910 , date:  "2015-06-05 19:36:24" },
  { height:  504874 , difficulty:  607322 , date:  "2015-06-05 19:36:29" },
  { height:  504875 , difficulty:  607833 , date:  "2015-06-05 19:39:18" },
  { height:  504876 , difficulty:  607394 , date:  "2015-06-05 19:40:48" },
  { height:  504877 , difficulty:  610733 , date:  "2015-06-05 19:40:53" },
  { height:  504878 , difficulty:  613155 , date:  "2015-06-05 19:41:29" },
  { height:  504879 , difficulty:  614962 , date:  "2015-06-05 19:43:37" },
  { height:  504880 , difficulty:  617842 , date:  "2015-06-05 19:45:54" },
  { height:  504881 , difficulty:  617617 , date:  "2015-06-05 19:45:59" },
  { height:  504882 , difficulty:  618316 , date:  "2015-06-05 19:46:22" },
  { height:  504883 , difficulty:  614526 , date:  "2015-06-05 19:47:24" },
  { height:  504884 , difficulty:  622467 , date:  "2015-06-05 19:47:43" },
  { height:  504885 , difficulty:  625059 , date:  "2015-06-05 19:47:48" },
  { height:  504886 , difficulty:  623504 , date:  "2015-06-05 19:49:15" },
  { height:  504887 , difficulty:  632667 , date:  "2015-06-05 19:49:26" },
  { height:  504888 , difficulty:  632131 , date:  "2015-06-05 19:50:06" },
  { height:  504889 , difficulty:  631573 , date:  "2015-06-05 19:51:23" },
  { height:  504890 , difficulty:  636594 , date:  "2015-06-05 19:52:31" },
  { height:  504891 , difficulty:  650659 , date:  "2015-06-05 19:53:05" },
  { height:  504892 , difficulty:  650028 , date:  "2015-06-05 19:53:27" },
  { height:  504893 , difficulty:  650220 , date:  "2015-06-05 19:53:48" },
  { height:  504894 , difficulty:  649777 , date:  "2015-06-05 19:53:57" },
  { height:  504895 , difficulty:  655158 , date:  "2015-06-05 19:54:08" },
  { height:  504896 , difficulty:  665347 , date:  "2015-06-05 19:54:16" },
  { height:  504897 , difficulty:  665093 , date:  "2015-06-05 19:56:18" },
  { height:  504898 , difficulty:  665749 , date:  "2015-06-05 19:56:50" },
  { height:  504899 , difficulty:  665533 , date:  "2015-06-05 19:56:55" },
  { height:  504900 , difficulty:  668392 , date:  "2015-06-05 19:57:36" },
  { height:  504901 , difficulty:  668426 , date:  "2015-06-05 19:58:20" },
  { height:  504902 , difficulty:  667847 , date:  "2015-06-05 19:59:43" },
  { height:  504903 , difficulty:  669453 , date:  "2015-06-05 19:59:48" },
  { height:  504904 , difficulty:  668780 , date:  "2015-06-05 20:01:13" },
  { height:  504905 , difficulty:  669409 , date:  "2015-06-05 20:01:50" },
  { height:  504906 , difficulty:  667310 , date:  "2015-06-05 20:01:55" },
  { height:  504907 , difficulty:  665975 , date:  "2015-06-05 20:02:15" },
  { height:  504908 , difficulty:  665635 , date:  "2015-06-05 20:03:36" },
  { height:  504909 , difficulty:  665538 , date:  "2015-06-05 20:03:38" },
  { height:  504910 , difficulty:  665308 , date:  "2015-06-05 20:03:59" },
  { height:  504911 , difficulty:  665750 , date:  "2015-06-05 20:05:18" },
  { height:  504912 , difficulty:  662421 , date:  "2015-06-05 20:05:49" },
  { height:  504913 , difficulty:  664127 , date:  "2015-06-05 20:06:50" },
  { height:  504914 , difficulty:  665250 , date:  "2015-06-05 20:08:45" },
  { height:  504915 , difficulty:  669804 , date:  "2015-06-05 20:09:22" },
  { height:  504916 , difficulty:  669820 , date:  "2015-06-05 20:10:16" },
  { height:  504917 , difficulty:  670901 , date:  "2015-06-05 20:11:48" },
  { height:  504918 , difficulty:  672939 , date:  "2015-06-05 20:15:38" },
  { height:  504919 , difficulty:  678549 , date:  "2015-06-05 20:16:06" },
  { height:  504920 , difficulty:  678612 , date:  "2015-06-05 20:16:10" },
  { height:  504921 , difficulty:  678030 , date:  "2015-06-05 20:17:19" },
  { height:  504922 , difficulty:  678816 , date:  "2015-06-05 20:17:36" },
  { height:  504923 , difficulty:  682733 , date:  "2015-06-05 20:19:54" },
  { height:  504924 , difficulty:  677666 , date:  "2015-06-05 20:19:56" },
  { height:  504925 , difficulty:  689352 , date:  "2015-06-05 20:19:59" },
  { height:  504926 , difficulty:  689052 , date:  "2015-06-05 20:20:08" },
  { height:  504927 , difficulty:  689584 , date:  "2015-06-05 20:20:10" },
  { height:  504928 , difficulty:  694252 , date:  "2015-06-05 20:20:22" },
  { height:  504929 , difficulty:  696101 , date:  "2015-06-05 20:21:17" },
  { height:  504930 , difficulty:  696444 , date:  "2015-06-05 20:24:18" },
  { height:  504931 , difficulty:  698176 , date:  "2015-06-05 20:24:02" },
  { height:  504932 , difficulty:  700341 , date:  "2015-06-05 20:24:21" },
  { height:  504933 , difficulty:  698548 , date:  "2015-06-05 20:26:37" },
  { height:  504934 , difficulty:  698150 , date:  "2015-06-05 20:26:40" },
  { height:  504935 , difficulty:  697998 , date:  "2015-06-05 20:27:06" },
  { height:  504936 , difficulty:  699784 , date:  "2015-06-05 20:27:33" },
  { height:  504937 , difficulty:  701072 , date:  "2015-06-05 20:29:03" },
  { height:  504938 , difficulty:  699537 , date:  "2015-06-05 20:33:08" },
  { height:  504939 , difficulty:  697198 , date:  "2015-06-05 20:33:31" },
  { height:  504940 , difficulty:  699572 , date:  "2015-06-05 20:34:01" },
  { height:  504941 , difficulty:  694712 , date:  "2015-06-05 20:34:41" },
  { height:  504942 , difficulty:  694467 , date:  "2015-06-05 20:36:27" },
  { height:  504943 , difficulty:  694931 , date:  "2015-06-05 20:38:26" },
  { height:  504944 , difficulty:  695374 , date:  "2015-06-05 20:38:26" },
  { height:  504945 , difficulty:  695188 , date:  "2015-06-05 20:39:15" },
  { height:  504946 , difficulty:  693487 , date:  "2015-06-05 20:41:23" },
  { height:  504947 , difficulty:  690459 , date:  "2015-06-05 20:41:47" },
  { height:  504948 , difficulty:  691277 , date:  "2015-06-05 20:45:16" },
  { height:  504949 , difficulty:  690985 , date:  "2015-06-05 20:45:17" },
  { height:  504950 , difficulty:  693460 , date:  "2015-06-05 20:46:01" },
  { height:  504951 , difficulty:  689678 , date:  "2015-06-05 20:47:00" },
  { height:  504952 , difficulty:  688076 , date:  "2015-06-05 20:47:13" },
  { height:  504953 , difficulty:  689779 , date:  "2015-06-05 20:48:08" },
  { height:  504954 , difficulty:  690199 , date:  "2015-06-05 20:50:37" },
  { height:  504955 , difficulty:  689873 , date:  "2015-06-05 20:50:43" },
  { height:  504956 , difficulty:  686866 , date:  "2015-06-05 20:51:05" },
  { height:  504957 , difficulty:  688480 , date:  "2015-06-05 20:51:47" },
  { height:  504958 , difficulty:  687910 , date:  "2015-06-05 20:51:51" },
  { height:  504959 , difficulty:  687490 , date:  "2015-06-05 20:51:54" },
  { height:  504960 , difficulty:  687077 , date:  "2015-06-05 20:53:09" },
  { height:  504961 , difficulty:  690670 , date:  "2015-06-05 20:53:37" },
  { height:  504962 , difficulty:  688783 , date:  "2015-06-05 20:58:18" },
  { height:  504963 , difficulty:  688539 , date:  "2015-06-05 21:00:31" },
  { height:  504964 , difficulty:  689965 , date:  "2015-06-05 21:02:56" },
  { height:  504965 , difficulty:  688288 , date:  "2015-06-05 21:03:38" },
  { height:  504966 , difficulty:  689885 , date:  "2015-06-05 21:06:26" },
  { height:  504967 , difficulty:  689152 , date:  "2015-06-05 21:07:05" },
  { height:  504968 , difficulty:  689013 , date:  "2015-06-05 21:07:10" },
  { height:  504969 , difficulty:  689380 , date:  "2015-06-05 21:08:32" },
  { height:  504970 , difficulty:  691227 , date:  "2015-06-05 21:08:44" },
  { height:  504971 , difficulty:  691415 , date:  "2015-06-05 21:08:48" },
  { height:  504972 , difficulty:  691905 , date:  "2015-06-05 21:09:26" },
  { height:  504973 , difficulty:  689894 , date:  "2015-06-05 21:09:28" },
  { height:  504974 , difficulty:  693375 , date:  "2015-06-05 21:10:56" },
  { height:  504975 , difficulty:  693375 , date:  "2015-06-05 21:11:01" },
  { height:  504976 , difficulty:  696292 , date:  "2015-06-05 21:11:20" },
  { height:  504977 , difficulty:  695763 , date:  "2015-06-05 21:11:59" },
  { height:  504978 , difficulty:  694068 , date:  "2015-06-05 21:12:02" },
  { height:  504979 , difficulty:  694526 , date:  "2015-06-05 21:12:08" },
  { height:  504980 , difficulty:  694669 , date:  "2015-06-05 21:12:11" },
  { height:  504981 , difficulty:  694952 , date:  "2015-06-05 21:12:13" },
  { height:  504982 , difficulty:  696127 , date:  "2015-06-05 21:12:57" },
  { height:  504983 , difficulty:  695866 , date:  "2015-06-05 21:13:36" },
  { height:  504984 , difficulty:  694620 , date:  "2015-06-05 21:13:48" },
  { height:  504985 , difficulty:  698379 , date:  "2015-06-05 21:14:38" },
  { height:  504986 , difficulty:  699496 , date:  "2015-06-05 21:15:27" },
  { height:  504987 , difficulty:  697903 , date:  "2015-06-05 21:16:56" },
  { height:  504988 , difficulty:  698674 , date:  "2015-06-05 21:17:26" },
  { height:  504989 , difficulty:  697467 , date:  "2015-06-05 21:18:44" },
  { height:  504990 , difficulty:  696739 , date:  "2015-06-05 21:18:46" },
  { height:  504991 , difficulty:  696011 , date:  "2015-06-05 21:20:25" },
  { height:  504992 , difficulty:  695285 , date:  "2015-06-05 21:23:56" },
  { height:  504993 , difficulty:  694837 , date:  "2015-06-05 21:23:59" },
  { height:  504994 , difficulty:  690759 , date:  "2015-06-05 21:24:17" },
  { height:  504995 , difficulty:  690519 , date:  "2015-06-05 21:24:59" },
  { height:  504996 , difficulty:  690676 , date:  "2015-06-05 21:27:03" },
  { height:  504997 , difficulty:  690522 , date:  "2015-06-05 21:27:07" },
  { height:  504998 , difficulty:  696236 , date:  "2015-06-05 21:28:14" },
  { height:  504999 , difficulty:  693616 , date:  "2015-06-05 21:28:17" },
  { height:  505000 , difficulty:  693772 , date:  "2015-06-05 21:29:38" },
  { height:  505001 , difficulty:  694267 , date:  "2015-06-05 21:30:39" },
  { height:  505002 , difficulty:  695119 , date:  "2015-06-05 21:30:45" },
  { height:  505003 , difficulty:  695261 , date:  "2015-06-05 21:32:39" },
  { height:  505004 , difficulty:  695348 , date:  "2015-06-05 21:32:40" },
  { height:  505005 , difficulty:  697929 , date:  "2015-06-05 21:33:15" },
  { height:  505006 , difficulty:  694489 , date:  "2015-06-05 21:35:10" },
  { height:  505007 , difficulty:  694723 , date:  "2015-06-05 21:38:45" },
  { height:  505008 , difficulty:  695054 , date:  "2015-06-05 21:38:52" },
  { height:  505009 , difficulty:  694447 , date:  "2015-06-05 21:41:15" },
  { height:  505010 , difficulty:  698308 , date:  "2015-06-05 21:42:52" },
  { height:  505011 , difficulty:  697984 , date:  "2015-06-05 21:45:30" },
  { height:  505012 , difficulty:  698070 , date:  "2015-06-05 21:45:31" },
  { height:  505013 , difficulty:  696277 , date:  "2015-06-05 21:46:48" },
  { height:  505014 , difficulty:  691239 , date:  "2015-06-05 21:46:49" },
  { height:  505015 , difficulty:  692587 , date:  "2015-06-05 21:48:37" },
  { height:  505016 , difficulty:  692200 , date:  "2015-06-05 21:48:54" },
  { height:  505017 , difficulty:  692044 , date:  "2015-06-05 21:49:00" },
  { height:  505018 , difficulty:  690086 , date:  "2015-06-05 21:50:52" },
  { height:  505019 , difficulty:  689273 , date:  "2015-06-05 21:51:06" },
  { height:  505020 , difficulty:  692230 , date:  "2015-06-05 21:51:46" },
  { height:  505021 , difficulty:  691430 , date:  "2015-06-05 21:54:39" },
  { height:  505022 , difficulty:  689626 , date:  "2015-06-05 21:54:51" },
  { height:  505023 , difficulty:  689569 , date:  "2015-06-05 21:54:55" },
  { height:  505024 , difficulty:  687142 , date:  "2015-06-05 21:55:49" },
  { height:  505025 , difficulty:  687783 , date:  "2015-06-05 21:56:05" },
  { height:  505026 , difficulty:  688866 , date:  "2015-06-05 21:56:29" },
  { height:  505027 , difficulty:  690338 , date:  "2015-06-05 21:56:52" },
  { height:  505028 , difficulty:  690322 , date:  "2015-06-05 21:57:16" },
  { height:  505029 , difficulty:  691144 , date:  "2015-06-05 21:58:18" },
  { height:  505030 , difficulty:  691750 , date:  "2015-06-05 22:00:02" },
  { height:  505031 , difficulty:  691832 , date:  "2015-06-05 22:00:18" },
  { height:  505032 , difficulty:  694310 , date:  "2015-06-05 22:00:35" },
  { height:  505033 , difficulty:  694789 , date:  "2015-06-05 22:00:38" },
  { height:  505034 , difficulty:  695333 , date:  "2015-06-05 22:00:52" },
  { height:  505035 , difficulty:  695457 , date:  "2015-06-05 22:00:57" },
  { height:  505036 , difficulty:  694381 , date:  "2015-06-05 22:03:48" },
  { height:  505037 , difficulty:  693978 , date:  "2015-06-05 22:03:54" },
  { height:  505038 , difficulty:  690782 , date:  "2015-06-05 22:04:00" },
  { height:  505039 , difficulty:  688506 , date:  "2015-06-05 22:07:30" },
  { height:  505040 , difficulty:  686359 , date:  "2015-06-05 22:07:33" },
  { height:  505041 , difficulty:  688408 , date:  "2015-06-05 22:10:13" },
  { height:  505042 , difficulty:  687260 , date:  "2015-06-05 22:12:48" },
  { height:  505043 , difficulty:  686611 , date:  "2015-06-05 22:13:37" },
  { height:  505044 , difficulty:  688317 , date:  "2015-06-05 22:14:25" },
  { height:  505045 , difficulty:  687122 , date:  "2015-06-05 22:15:01" },
  { height:  505046 , difficulty:  690203 , date:  "2015-06-05 22:15:07" },
  { height:  505047 , difficulty:  691315 , date:  "2015-06-05 22:15:43" },
  { height:  505048 , difficulty:  690747 , date:  "2015-06-05 22:17:06" },
  { height:  505049 , difficulty:  691640 , date:  "2015-06-05 22:17:55" },
  { height:  505050 , difficulty:  690491 , date:  "2015-06-05 22:19:08" },
  { height:  505051 , difficulty:  691589 , date:  "2015-06-05 22:19:29" },
  { height:  505052 , difficulty:  693621 , date:  "2015-06-05 22:21:11" },
  { height:  505053 , difficulty:  693176 , date:  "2015-06-05 22:22:16" },
  { height:  505054 , difficulty:  694376 , date:  "2015-06-05 22:22:21" },
  { height:  505055 , difficulty:  694455 , date:  "2015-06-05 22:22:58" },
  { height:  505056 , difficulty:  694733 , date:  "2015-06-05 22:24:16" },
  { height:  505057 , difficulty:  696381 , date:  "2015-06-05 22:24:20" },
  { height:  505058 , difficulty:  696797 , date:  "2015-06-05 22:25:37" },
  { height:  505059 , difficulty:  696902 , date:  "2015-06-05 22:29:55" },
  { height:  505060 , difficulty:  698804 , date:  "2015-06-05 22:30:34" },
  { height:  505061 , difficulty:  698718 , date:  "2015-06-05 22:30:32" },
  { height:  505062 , difficulty:  698880 , date:  "2015-06-05 22:31:21" },
  { height:  505063 , difficulty:  700577 , date:  "2015-06-05 22:31:27" },
  { height:  505064 , difficulty:  700424 , date:  "2015-06-05 22:35:27" },
  { height:  505065 , difficulty:  698995 , date:  "2015-06-05 22:36:07" },
  { height:  505066 , difficulty:  699215 , date:  "2015-06-05 22:36:31" },
  { height:  505067 , difficulty:  698123 , date:  "2015-06-05 22:38:13" },
  { height:  505068 , difficulty:  694192 , date:  "2015-06-05 22:38:14" },
  { height:  505069 , difficulty:  694605 , date:  "2015-06-05 22:39:21" },
  { height:  505070 , difficulty:  694549 , date:  "2015-06-05 22:39:26" },
  { height:  505071 , difficulty:  695568 , date:  "2015-06-05 22:39:45" },
  { height:  505072 , difficulty:  693648 , date:  "2015-06-05 22:40:53" },
  { height:  505073 , difficulty:  693809 , date:  "2015-06-05 22:42:15" },
  { height:  505074 , difficulty:  694796 , date:  "2015-06-05 22:42:56" },
  { height:  505075 , difficulty:  695867 , date:  "2015-06-05 22:42:47" },
  { height:  505076 , difficulty:  694828 , date:  "2015-06-05 22:43:02" },
  { height:  505077 , difficulty:  695570 , date:  "2015-06-05 22:43:21" },
  { height:  505078 , difficulty:  697390 , date:  "2015-06-05 22:43:23" },
  { height:  505079 , difficulty:  695072 , date:  "2015-06-05 22:45:30" },
  { height:  505080 , difficulty:  695877 , date:  "2015-06-05 22:47:15" },
  { height:  505081 , difficulty:  696144 , date:  "2015-06-05 22:47:42" },
  { height:  505082 , difficulty:  695635 , date:  "2015-06-05 22:49:50" },
  { height:  505083 , difficulty:  693905 , date:  "2015-06-05 22:49:54" },
  { height:  505084 , difficulty:  699975 , date:  "2015-06-05 22:50:00" },
  { height:  505085 , difficulty:  697227 , date:  "2015-06-05 22:50:27" },
  { height:  505086 , difficulty:  698115 , date:  "2015-06-05 22:52:50" },
  { height:  505087 , difficulty:  695329 , date:  "2015-06-05 22:53:27" },
  { height:  505088 , difficulty:  695575 , date:  "2015-06-05 22:54:06" },
  { height:  505089 , difficulty:  695774 , date:  "2015-06-05 22:54:24" },
  { height:  505090 , difficulty:  697107 , date:  "2015-06-05 22:54:28" },
  { height:  505091 , difficulty:  699463 , date:  "2015-06-05 22:55:44" },
  { height:  505092 , difficulty:  701144 , date:  "2015-06-05 22:55:48" },
  { height:  505093 , difficulty:  701270 , date:  "2015-06-05 22:56:05" },
  { height:  505094 , difficulty:  699972 , date:  "2015-06-05 22:58:38" },
  { height:  505095 , difficulty:  700224 , date:  "2015-06-05 23:00:21" },
  { height:  505096 , difficulty:  699798 , date:  "2015-06-05 23:05:49" },
  { height:  505097 , difficulty:  696423 , date:  "2015-06-05 23:06:49" },
  { height:  505098 , difficulty:  700092 , date:  "2015-06-05 23:09:22" },
  { height:  505099 , difficulty:  700254 , date:  "2015-06-05 23:09:44" },
  { height:  505100 , difficulty:  702343 , date:  "2015-06-05 23:10:54" },
  { height:  505101 , difficulty:  702258 , date:  "2015-06-05 23:11:27" },
  { height:  505102 , difficulty:  702864 , date:  "2015-06-05 23:14:17" },
  { height:  505103 , difficulty:  703050 , date:  "2015-06-05 23:17:13" },
  { height:  505104 , difficulty:  703505 , date:  "2015-06-05 23:17:15" },
  { height:  505105 , difficulty:  703602 , date:  "2015-06-05 23:18:00" },
  { height:  505106 , difficulty:  701568 , date:  "2015-06-05 23:19:12" },
  { height:  505107 , difficulty:  702268 , date:  "2015-06-05 23:21:28" },
  { height:  505108 , difficulty:  702689 , date:  "2015-06-05 23:22:13" },
  { height:  505109 , difficulty:  702931 , date:  "2015-06-05 23:22:18" },
  { height:  505110 , difficulty:  705876 , date:  "2015-06-05 23:22:49" },
  { height:  505111 , difficulty:  708460 , date:  "2015-06-05 23:22:51" },
  { height:  505112 , difficulty:  705124 , date:  "2015-06-05 23:28:26" },
  { height:  505113 , difficulty:  705293 , date:  "2015-06-05 23:28:29" },
  { height:  505114 , difficulty:  706760 , date:  "2015-06-05 23:30:52" },
  { height:  505115 , difficulty:  704723 , date:  "2015-06-05 23:31:32" },
  { height:  505116 , difficulty:  705998 , date:  "2015-06-05 23:33:28" },
  { height:  505117 , difficulty:  706405 , date:  "2015-06-05 23:36:01" },
  { height:  505118 , difficulty:  703948 , date:  "2015-06-05 23:36:56" },
  { height:  505119 , difficulty:  703146 , date:  "2015-06-05 23:37:02" },
  { height:  505120 , difficulty:  705290 , date:  "2015-06-05 23:38:23" },
  { height:  505121 , difficulty:  705463 , date:  "2015-06-05 23:39:22" },
  { height:  505122 , difficulty:  706384 , date:  "2015-06-05 23:39:38" },
  { height:  505123 , difficulty:  705760 , date:  "2015-06-05 23:39:42" },
  { height:  505124 , difficulty:  704959 , date:  "2015-06-05 23:40:52" },
  { height:  505125 , difficulty:  704560 , date:  "2015-06-05 23:40:59" },
  { height:  505126 , difficulty:  703135 , date:  "2015-06-05 23:41:10" },
  { height:  505127 , difficulty:  703603 , date:  "2015-06-05 23:41:45" },
  { height:  505128 , difficulty:  701589 , date:  "2015-06-05 23:43:05" },
  { height:  505129 , difficulty:  700708 , date:  "2015-06-05 23:43:27" },
  { height:  505130 , difficulty:  708504 , date:  "2015-06-05 23:45:44" },
  { height:  505131 , difficulty:  707946 , date:  "2015-06-05 23:46:47" },
  { height:  505132 , difficulty:  706942 , date:  "2015-06-05 23:47:14" },
  { height:  505133 , difficulty:  708027 , date:  "2015-06-05 23:49:11" },
  { height:  505134 , difficulty:  707052 , date:  "2015-06-05 23:49:58" },
  { height:  505135 , difficulty:  701577 , date:  "2015-06-05 23:50:23" },
  { height:  505136 , difficulty:  700977 , date:  "2015-06-05 23:53:33" },
  { height:  505137 , difficulty:  702009 , date:  "2015-06-05 23:53:36" },
  { height:  505138 , difficulty:  701957 , date:  "2015-06-05 23:53:39" },
  { height:  505139 , difficulty:  703567 , date:  "2015-06-05 23:53:53" },
  { height:  505140 , difficulty:  700917 , date:  "2015-06-05 23:54:49" },
  { height:  505141 , difficulty:  700251 , date:  "2015-06-05 23:57:14" },
  { height:  505142 , difficulty:  701012 , date:  "2015-06-05 23:57:26" },
  { height:  505143 , difficulty:  698989 , date:  "2015-06-05 23:57:56" },
  { height:  505144 , difficulty:  699215 , date:  "2015-06-05 23:58:00" },
  { height:  505145 , difficulty:  698720 , date:  "2015-06-05 23:59:26" },
  { height:  505146 , difficulty:  700061 , date:  "2015-06-06 00:00:05" },
  { height:  505147 , difficulty:  703214 , date:  "2015-06-06 00:00:19" },
  { height:  505148 , difficulty:  702846 , date:  "2015-06-06 00:02:38" },
  { height:  505149 , difficulty:  701488 , date:  "2015-06-06 00:03:12" },
  { height:  505150 , difficulty:  701015 , date:  "2015-06-06 00:04:00" },
  { height:  505151 , difficulty:  703891 , date:  "2015-06-06 00:04:21" },
  { height:  505152 , difficulty:  704191 , date:  "2015-06-06 00:06:08" },
  { height:  505153 , difficulty:  703983 , date:  "2015-06-06 00:06:22" },
  { height:  505154 , difficulty:  706931 , date:  "2015-06-06 00:06:26" },
  { height:  505155 , difficulty:  704327 , date:  "2015-06-06 00:08:09" },
  { height:  505156 , difficulty:  703813 , date:  "2015-06-06 00:08:14" },
  { height:  505157 , difficulty:  703831 , date:  "2015-06-06 00:09:14" },
  { height:  505158 , difficulty:  701980 , date:  "2015-06-06 00:12:32" },
  { height:  505159 , difficulty:  702147 , date:  "2015-06-06 00:14:42" },
  { height:  505160 , difficulty:  702508 , date:  "2015-06-06 00:15:56" },
  { height:  505161 , difficulty:  705667 , date:  "2015-06-06 00:16:37" },
  { height:  505162 , difficulty:  702763 , date:  "2015-06-06 00:19:33" },
  { height:  505163 , difficulty:  702789 , date:  "2015-06-06 00:21:14" },
  { height:  505164 , difficulty:  702814 , date:  "2015-06-06 00:21:58" },
  { height:  505165 , difficulty:  702707 , date:  "2015-06-06 00:22:43" },
  { height:  505166 , difficulty:  703545 , date:  "2015-06-06 00:23:34" },
  { height:  505167 , difficulty:  706007 , date:  "2015-06-06 00:24:13" },
  { height:  505168 , difficulty:  707466 , date:  "2015-06-06 00:26:59" },
  { height:  505169 , difficulty:  709243 , date:  "2015-06-06 00:28:13" },
  { height:  505170 , difficulty:  706167 , date:  "2015-06-06 00:28:14" },
  { height:  505171 , difficulty:  704173 , date:  "2015-06-06 00:28:27" },
  { height:  505172 , difficulty:  697408 , date:  "2015-06-06 00:28:30" },
  { height:  505173 , difficulty:  698063 , date:  "2015-06-06 00:32:53" },
  { height:  505174 , difficulty:  695047 , date:  "2015-06-06 00:37:12" },
  { height:  505175 , difficulty:  696871 , date:  "2015-06-06 00:37:17" },
  { height:  505176 , difficulty:  695652 , date:  "2015-06-06 00:38:14" },
  { height:  505177 , difficulty:  697960 , date:  "2015-06-06 00:41:57" },
  { height:  505178 , difficulty:  695066 , date:  "2015-06-06 00:42:19" },
  { height:  505179 , difficulty:  691646 , date:  "2015-06-06 00:44:28" },
  { height:  505180 , difficulty:  696605 , date:  "2015-06-06 00:44:34" },
  { height:  505181 , difficulty:  695904 , date:  "2015-06-06 00:44:51" },
  { height:  505182 , difficulty:  694795 , date:  "2015-06-06 00:45:49" },
  { height:  505183 , difficulty:  692307 , date:  "2015-06-06 00:46:34" },
  { height:  505184 , difficulty:  695206 , date:  "2015-06-06 00:46:48" },
  { height:  505185 , difficulty:  695481 , date:  "2015-06-06 00:48:23" },
  { height:  505186 , difficulty:  695146 , date:  "2015-06-06 00:48:29" },
  { height:  505187 , difficulty:  701603 , date:  "2015-06-06 00:48:48" },
  { height:  505188 , difficulty:  695681 , date:  "2015-06-06 00:49:33" },
  { height:  505189 , difficulty:  696203 , date:  "2015-06-06 00:49:08" },
  { height:  505190 , difficulty:  694355 , date:  "2015-06-06 00:50:34" },
  { height:  505191 , difficulty:  694747 , date:  "2015-06-06 00:50:37" },
  { height:  505192 , difficulty:  694354 , date:  "2015-06-06 00:51:28" },
  { height:  505193 , difficulty:  691385 , date:  "2015-06-06 00:52:11" },
  { height:  505194 , difficulty:  691947 , date:  "2015-06-06 00:53:37" },
  { height:  505195 , difficulty:  694137 , date:  "2015-06-06 00:54:17" },
  { height:  505196 , difficulty:  692692 , date:  "2015-06-06 00:54:20" },
  { height:  505197 , difficulty:  692203 , date:  "2015-06-06 00:54:57" },
  { height:  505198 , difficulty:  692604 , date:  "2015-06-06 00:55:14" },
  { height:  505199 , difficulty:  692770 , date:  "2015-06-06 00:56:04" },
  { height:  505200 , difficulty:  691838 , date:  "2015-06-06 00:56:42" },
  { height:  505201 , difficulty:  694202 , date:  "2015-06-06 00:56:53" },
  { height:  505202 , difficulty:  694216 , date:  "2015-06-06 00:56:57" },
  { height:  505203 , difficulty:  694318 , date:  "2015-06-06 00:57:49" },
  { height:  505204 , difficulty:  693380 , date:  "2015-06-06 00:59:07" },
  { height:  505205 , difficulty:  693707 , date:  "2015-06-06 00:59:14" },
  { height:  505206 , difficulty:  691946 , date:  "2015-06-06 00:59:35" },
  { height:  505207 , difficulty:  694509 , date:  "2015-06-06 00:59:40" },
  { height:  505208 , difficulty:  694284 , date:  "2015-06-06 01:00:31" },
  { height:  505209 , difficulty:  692984 , date:  "2015-06-06 01:00:41" },
  { height:  505210 , difficulty:  695635 , date:  "2015-06-06 01:00:47" },
  { height:  505211 , difficulty:  697521 , date:  "2015-06-06 01:01:04" },
  { height:  505212 , difficulty:  695171 , date:  "2015-06-06 01:01:21" },
  { height:  505213 , difficulty:  695630 , date:  "2015-06-06 01:02:35" },
  { height:  505214 , difficulty:  695896 , date:  "2015-06-06 01:02:37" },
  { height:  505215 , difficulty:  696205 , date:  "2015-06-06 01:02:52" },
  { height:  505216 , difficulty:  697086 , date:  "2015-06-06 01:04:19" },
  { height:  505217 , difficulty:  694481 , date:  "2015-06-06 01:04:22" },
  { height:  505218 , difficulty:  694634 , date:  "2015-06-06 01:06:30" },
  { height:  505219 , difficulty:  696669 , date:  "2015-06-06 01:06:38" },
  { height:  505220 , difficulty:  696883 , date:  "2015-06-06 01:06:43" },
  { height:  505221 , difficulty:  695802 , date:  "2015-06-06 01:08:27" },
  { height:  505222 , difficulty:  695634 , date:  "2015-06-06 01:12:51" },
  { height:  505223 , difficulty:  697555 , date:  "2015-06-06 01:13:30" },
  { height:  505224 , difficulty:  696300 , date:  "2015-06-06 01:14:48" },
  { height:  505225 , difficulty:  696953 , date:  "2015-06-06 01:15:00" },
  { height:  505226 , difficulty:  696332 , date:  "2015-06-06 01:16:53" },
  { height:  505227 , difficulty:  696228 , date:  "2015-06-06 01:17:49" },
  { height:  505228 , difficulty:  695237 , date:  "2015-06-06 01:18:03" },
  { height:  505229 , difficulty:  697161 , date:  "2015-06-06 01:18:23" },
  { height:  505230 , difficulty:  697359 , date:  "2015-06-06 01:18:32" },
  { height:  505231 , difficulty:  696303 , date:  "2015-06-06 01:19:19" },
  { height:  505232 , difficulty:  697702 , date:  "2015-06-06 01:22:13" },
  { height:  505233 , difficulty:  696663 , date:  "2015-06-06 01:22:17" },
  { height:  505234 , difficulty:  696174 , date:  "2015-06-06 01:22:33" },
  { height:  505235 , difficulty:  693688 , date:  "2015-06-06 01:23:51" },
  { height:  505236 , difficulty:  692870 , date:  "2015-06-06 01:24:32" },
  { height:  505237 , difficulty:  692898 , date:  "2015-06-06 01:25:27" },
  { height:  505238 , difficulty:  691564 , date:  "2015-06-06 01:25:32" },
  { height:  505239 , difficulty:  691358 , date:  "2015-06-06 01:27:33" },
  { height:  505240 , difficulty:  690735 , date:  "2015-06-06 01:27:49" },
  { height:  505241 , difficulty:  691401 , date:  "2015-06-06 01:29:44" },
  { height:  505242 , difficulty:  696663 , date:  "2015-06-06 01:32:28" },
  { height:  505243 , difficulty:  696167 , date:  "2015-06-06 01:33:25" },
  { height:  505244 , difficulty:  693180 , date:  "2015-06-06 01:33:45" },
  { height:  505245 , difficulty:  692094 , date:  "2015-06-06 01:36:29" },
  { height:  505246 , difficulty:  695558 , date:  "2015-06-06 01:36:49" },
  { height:  505247 , difficulty:  696029 , date:  "2015-06-06 01:37:15" },
  { height:  505248 , difficulty:  696424 , date:  "2015-06-06 01:37:46" },
  { height:  505249 , difficulty:  691158 , date:  "2015-06-06 01:38:29" },
  { height:  505250 , difficulty:  688056 , date:  "2015-06-06 01:38:48" },
  { height:  505251 , difficulty:  689059 , date:  "2015-06-06 01:40:21" },
  { height:  505252 , difficulty:  688206 , date:  "2015-06-06 01:41:04" },
  { height:  505253 , difficulty:  685402 , date:  "2015-06-06 01:41:20" },
  { height:  505254 , difficulty:  685211 , date:  "2015-06-06 01:41:45" },
  { height:  505255 , difficulty:  683593 , date:  "2015-06-06 01:42:38" },
  { height:  505256 , difficulty:  683670 , date:  "2015-06-06 01:43:38" },
  { height:  505257 , difficulty:  688129 , date:  "2015-06-06 01:45:56" },
  { height:  505258 , difficulty:  687364 , date:  "2015-06-06 01:46:43" },
  { height:  505259 , difficulty:  686740 , date:  "2015-06-06 01:48:26" },
  { height:  505260 , difficulty:  688125 , date:  "2015-06-06 01:51:02" },
  { height:  505261 , difficulty:  691331 , date:  "2015-06-06 01:51:05" },
  { height:  505262 , difficulty:  696815 , date:  "2015-06-06 01:52:06" },
  { height:  505263 , difficulty:  697447 , date:  "2015-06-06 01:53:12" },
  { height:  505264 , difficulty:  697333 , date:  "2015-06-06 01:54:25" },
  { height:  505265 , difficulty:  698969 , date:  "2015-06-06 01:54:37" },
  { height:  505266 , difficulty:  700693 , date:  "2015-06-06 01:54:40" },
  { height:  505267 , difficulty:  706135 , date:  "2015-06-06 01:54:44" },
  { height:  505268 , difficulty:  705864 , date:  "2015-06-06 01:56:25" },
  { height:  505269 , difficulty:  705264 , date:  "2015-06-06 01:59:15" },
  { height:  505270 , difficulty:  704344 , date:  "2015-06-06 01:58:56" },
  { height:  505271 , difficulty:  705684 , date:  "2015-06-06 01:59:21" },
  { height:  505272 , difficulty:  706335 , date:  "2015-06-06 02:01:10" },
  { height:  505273 , difficulty:  706276 , date:  "2015-06-06 02:01:15" },
  { height:  505274 , difficulty:  706585 , date:  "2015-06-06 02:01:50" },
  { height:  505275 , difficulty:  705794 , date:  "2015-06-06 02:03:09" },
  { height:  505276 , difficulty:  705196 , date:  "2015-06-06 02:03:09" },
  { height:  505277 , difficulty:  706535 , date:  "2015-06-06 02:05:32" },
  { height:  505278 , difficulty:  707400 , date:  "2015-06-06 02:05:38" },
  { height:  505279 , difficulty:  707686 , date:  "2015-06-06 02:06:28" },
  { height:  505280 , difficulty:  706975 , date:  "2015-06-06 02:06:29" },
  { height:  505281 , difficulty:  707493 , date:  "2015-06-06 02:06:59" },
  { height:  505282 , difficulty:  708265 , date:  "2015-06-06 02:08:08" },
  { height:  505283 , difficulty:  711326 , date:  "2015-06-06 02:09:06" },
  { height:  505284 , difficulty:  712807 , date:  "2015-06-06 02:13:16" },
  { height:  505285 , difficulty:  714072 , date:  "2015-06-06 02:13:41" },
  { height:  505286 , difficulty:  714296 , date:  "2015-06-06 02:13:46" },
  { height:  505287 , difficulty:  718275 , date:  "2015-06-06 02:14:09" },
  { height:  505288 , difficulty:  718144 , date:  "2015-06-06 02:14:39" },
  { height:  505289 , difficulty:  716886 , date:  "2015-06-06 02:21:23" },
  { height:  505290 , difficulty:  717132 , date:  "2015-06-06 02:21:28" },
  { height:  505291 , difficulty:  718528 , date:  "2015-06-06 02:22:05" },
  { height:  505292 , difficulty:  717030 , date:  "2015-06-06 02:22:10" },
  { height:  505293 , difficulty:  717740 , date:  "2015-06-06 02:22:54" },
  { height:  505294 , difficulty:  718030 , date:  "2015-06-06 02:24:18" },
  { height:  505295 , difficulty:  718682 , date:  "2015-06-06 02:24:19" },
  { height:  505296 , difficulty:  718780 , date:  "2015-06-06 02:26:17" },
  { height:  505297 , difficulty:  718297 , date:  "2015-06-06 02:27:11" },
  { height:  505298 , difficulty:  713618 , date:  "2015-06-06 02:27:13" },
  { height:  505299 , difficulty:  713664 , date:  "2015-06-06 02:27:45" },
  { height:  505300 , difficulty:  712182 , date:  "2015-06-06 02:30:43" },
  { height:  505301 , difficulty:  714363 , date:  "2015-06-06 02:30:56" },
  { height:  505302 , difficulty:  713478 , date:  "2015-06-06 02:31:42" },
  { height:  505303 , difficulty:  712684 , date:  "2015-06-06 02:31:49" },
  { height:  505304 , difficulty:  713040 , date:  "2015-06-06 02:32:52" },
  { height:  505305 , difficulty:  716312 , date:  "2015-06-06 02:32:58" },
  { height:  505306 , difficulty:  716349 , date:  "2015-06-06 02:32:41" },
  { height:  505307 , difficulty:  715835 , date:  "2015-06-06 02:34:08" },
  { height:  505308 , difficulty:  714101 , date:  "2015-06-06 02:35:23" },
  { height:  505309 , difficulty:  715644 , date:  "2015-06-06 02:35:33" },
  { height:  505310 , difficulty:  715574 , date:  "2015-06-06 02:35:40" },
  { height:  505311 , difficulty:  715193 , date:  "2015-06-06 02:38:04" },
  { height:  505312 , difficulty:  714505 , date:  "2015-06-06 02:38:10" },
  { height:  505313 , difficulty:  715983 , date:  "2015-06-06 02:40:35" },
  { height:  505314 , difficulty:  716608 , date:  "2015-06-06 02:44:18" },
  { height:  505315 , difficulty:  715591 , date:  "2015-06-06 02:44:49" },
  { height:  505316 , difficulty:  715821 , date:  "2015-06-06 02:44:53" },
  { height:  505317 , difficulty:  715484 , date:  "2015-06-06 02:45:15" },
  { height:  505318 , difficulty:  713551 , date:  "2015-06-06 02:46:11" },
  { height:  505319 , difficulty:  712884 , date:  "2015-06-06 02:47:20" },
  { height:  505320 , difficulty:  716107 , date:  "2015-06-06 02:48:25" },
  { height:  505321 , difficulty:  712775 , date:  "2015-06-06 02:49:22" },
  { height:  505322 , difficulty:  715415 , date:  "2015-06-06 02:49:50" },
  { height:  505323 , difficulty:  715317 , date:  "2015-06-06 02:51:16" },
  { height:  505324 , difficulty:  715064 , date:  "2015-06-06 02:51:47" },
  { height:  505325 , difficulty:  714845 , date:  "2015-06-06 02:52:13" },
  { height:  505326 , difficulty:  714711 , date:  "2015-06-06 02:52:14" },
  { height:  505327 , difficulty:  712992 , date:  "2015-06-06 02:54:10" },
  { height:  505328 , difficulty:  713180 , date:  "2015-06-06 02:54:23" },
  { height:  505329 , difficulty:  713063 , date:  "2015-06-06 02:57:01" },
  { height:  505330 , difficulty:  715895 , date:  "2015-06-06 02:57:06" },
  { height:  505331 , difficulty:  714986 , date:  "2015-06-06 02:59:49" },
  { height:  505332 , difficulty:  716889 , date:  "2015-06-06 02:59:56" },
  { height:  505333 , difficulty:  714879 , date:  "2015-06-06 03:05:04" },
  { height:  505334 , difficulty:  715939 , date:  "2015-06-06 03:06:25" },
  { height:  505335 , difficulty:  713910 , date:  "2015-06-06 03:06:28" },
  { height:  505336 , difficulty:  710952 , date:  "2015-06-06 03:07:46" },
  { height:  505337 , difficulty:  711775 , date:  "2015-06-06 03:07:47" },
  { height:  505338 , difficulty:  711217 , date:  "2015-06-06 03:08:35" },
  { height:  505339 , difficulty:  710382 , date:  "2015-06-06 03:08:45" },
  { height:  505340 , difficulty:  709891 , date:  "2015-06-06 03:10:55" },
  { height:  505341 , difficulty:  709854 , date:  "2015-06-06 03:10:58" },
  { height:  505342 , difficulty:  711732 , date:  "2015-06-06 03:12:37" },
  { height:  505343 , difficulty:  715124 , date:  "2015-06-06 03:14:09" },
  { height:  505344 , difficulty:  713608 , date:  "2015-06-06 03:15:24" },
  { height:  505345 , difficulty:  712528 , date:  "2015-06-06 03:16:29" },
  { height:  505346 , difficulty:  713280 , date:  "2015-06-06 03:16:34" },
  { height:  505347 , difficulty:  715811 , date:  "2015-06-06 03:17:34" },
  { height:  505348 , difficulty:  713995 , date:  "2015-06-06 03:18:25" },
  { height:  505349 , difficulty:  714515 , date:  "2015-06-06 03:19:50" },
  { height:  505350 , difficulty:  714022 , date:  "2015-06-06 03:19:51" },
  { height:  505351 , difficulty:  717293 , date:  "2015-06-06 03:21:28" },
  { height:  505352 , difficulty:  717551 , date:  "2015-06-06 03:25:52" },
  { height:  505353 , difficulty:  714817 , date:  "2015-06-06 03:25:57" },
  { height:  505354 , difficulty:  715814 , date:  "2015-06-06 03:27:50" },
  { height:  505355 , difficulty:  716511 , date:  "2015-06-06 03:27:57" },
  { height:  505356 , difficulty:  717817 , date:  "2015-06-06 03:29:14" },
  { height:  505357 , difficulty:  717646 , date:  "2015-06-06 03:29:18" },
  { height:  505358 , difficulty:  716457 , date:  "2015-06-06 03:29:35" },
  { height:  505359 , difficulty:  716032 , date:  "2015-06-06 03:29:49" },
  { height:  505360 , difficulty:  713416 , date:  "2015-06-06 03:32:27" },
  { height:  505361 , difficulty:  713153 , date:  "2015-06-06 03:32:33" },
  { height:  505362 , difficulty:  713448 , date:  "2015-06-06 03:33:22" },
  { height:  505363 , difficulty:  717662 , date:  "2015-06-06 03:33:29" },
  { height:  505364 , difficulty:  718058 , date:  "2015-06-06 03:36:05" },
  { height:  505365 , difficulty:  710022 , date:  "2015-06-06 03:38:04" },
  { height:  505366 , difficulty:  713668 , date:  "2015-06-06 03:38:05" },
  { height:  505367 , difficulty:  713218 , date:  "2015-06-06 03:40:07" },
  { height:  505368 , difficulty:  713901 , date:  "2015-06-06 03:40:32" },
  { height:  505369 , difficulty:  713600 , date:  "2015-06-06 03:40:49" },
  { height:  505370 , difficulty:  713154 , date:  "2015-06-06 03:41:01" },
  { height:  505371 , difficulty:  714037 , date:  "2015-06-06 03:41:02" },
  { height:  505372 , difficulty:  711821 , date:  "2015-06-06 03:41:41" },
  { height:  505373 , difficulty:  710953 , date:  "2015-06-06 03:41:46" },
  { height:  505374 , difficulty:  711418 , date:  "2015-06-06 03:41:52" },
  { height:  505375 , difficulty:  711479 , date:  "2015-06-06 03:42:19" },
  { height:  505376 , difficulty:  710327 , date:  "2015-06-06 03:42:49" },
  { height:  505377 , difficulty:  710321 , date:  "2015-06-06 03:43:52" },
  { height:  505378 , difficulty:  710970 , date:  "2015-06-06 03:45:05" },
  { height:  505379 , difficulty:  711130 , date:  "2015-06-06 03:45:17" },
  { height:  505380 , difficulty:  711695 , date:  "2015-06-06 03:46:50" },
  { height:  505381 , difficulty:  712143 , date:  "2015-06-06 03:48:12" },
  { height:  505382 , difficulty:  712421 , date:  "2015-06-06 03:48:41" },
  { height:  505383 , difficulty:  713548 , date:  "2015-06-06 03:48:47" },
  { height:  505384 , difficulty:  713759 , date:  "2015-06-06 03:48:53" },
  { height:  505385 , difficulty:  715811 , date:  "2015-06-06 03:48:37" },
  { height:  505386 , difficulty:  716495 , date:  "2015-06-06 03:49:59" },
  { height:  505387 , difficulty:  714032 , date:  "2015-06-06 03:54:42" },
  { height:  505388 , difficulty:  714369 , date:  "2015-06-06 03:54:43" },
  { height:  505389 , difficulty:  711735 , date:  "2015-06-06 03:54:54" },
  { height:  505390 , difficulty:  708306 , date:  "2015-06-06 03:59:37" },
  { height:  505391 , difficulty:  708143 , date:  "2015-06-06 03:59:45" },
  { height:  505392 , difficulty:  709069 , date:  "2015-06-06 03:59:50" },
  { height:  505393 , difficulty:  709936 , date:  "2015-06-06 04:01:44" },
  { height:  505394 , difficulty:  709832 , date:  "2015-06-06 04:01:57" },
  { height:  505395 , difficulty:  708733 , date:  "2015-06-06 04:02:01" },
  { height:  505396 , difficulty:  708025 , date:  "2015-06-06 04:02:59" },
  { height:  505397 , difficulty:  707500 , date:  "2015-06-06 04:04:06" },
  { height:  505398 , difficulty:  708273 , date:  "2015-06-06 04:04:43" },
  { height:  505399 , difficulty:  707981 , date:  "2015-06-06 04:05:58" },
  { height:  505400 , difficulty:  707627 , date:  "2015-06-06 04:08:12" },
  { height:  505401 , difficulty:  707730 , date:  "2015-06-06 04:08:19" },
  { height:  505402 , difficulty:  709921 , date:  "2015-06-06 04:09:29" },
  { height:  505403 , difficulty:  711531 , date:  "2015-06-06 04:09:50" },
  { height:  505404 , difficulty:  711521 , date:  "2015-06-06 04:11:12" },
  { height:  505405 , difficulty:  708471 , date:  "2015-06-06 04:11:14" },
  { height:  505406 , difficulty:  710371 , date:  "2015-06-06 04:15:12" },
  { height:  505407 , difficulty:  710219 , date:  "2015-06-06 04:17:36" },
  { height:  505408 , difficulty:  710404 , date:  "2015-06-06 04:18:18" },
  { height:  505409 , difficulty:  705982 , date:  "2015-06-06 04:18:19" },
  { height:  505410 , difficulty:  704613 , date:  "2015-06-06 04:20:07" },
  { height:  505411 , difficulty:  704933 , date:  "2015-06-06 04:22:16" },
  { height:  505412 , difficulty:  705455 , date:  "2015-06-06 04:22:46" },
  { height:  505413 , difficulty:  706370 , date:  "2015-06-06 04:24:02" },
  { height:  505414 , difficulty:  706644 , date:  "2015-06-06 04:25:27" },
  { height:  505415 , difficulty:  706710 , date:  "2015-06-06 04:25:42" },
  { height:  505416 , difficulty:  706523 , date:  "2015-06-06 04:27:21" },
  { height:  505417 , difficulty:  706771 , date:  "2015-06-06 04:28:20" },
  { height:  505418 , difficulty:  705227 , date:  "2015-06-06 04:28:31" },
  { height:  505419 , difficulty:  704705 , date:  "2015-06-06 04:28:28" },
  { height:  505420 , difficulty:  703444 , date:  "2015-06-06 04:29:16" },
  { height:  505421 , difficulty:  703310 , date:  "2015-06-06 04:30:58" },
  { height:  505422 , difficulty:  705681 , date:  "2015-06-06 04:32:51" },
  { height:  505423 , difficulty:  706479 , date:  "2015-06-06 04:33:28" },
  { height:  505424 , difficulty:  706326 , date:  "2015-06-06 04:34:50" },
  { height:  505425 , difficulty:  705104 , date:  "2015-06-06 04:36:16" },
  { height:  505426 , difficulty:  706427 , date:  "2015-06-06 04:37:31" },
  { height:  505427 , difficulty:  704779 , date:  "2015-06-06 04:37:37" },
  { height:  505428 , difficulty:  701468 , date:  "2015-06-06 04:38:04" },
  { height:  505429 , difficulty:  701643 , date:  "2015-06-06 04:40:07" },
  { height:  505430 , difficulty:  699694 , date:  "2015-06-06 04:40:50" },
  { height:  505431 , difficulty:  699794 , date:  "2015-06-06 04:40:37" },
  { height:  505432 , difficulty:  700421 , date:  "2015-06-06 04:42:13" },
  { height:  505433 , difficulty:  701414 , date:  "2015-06-06 04:42:17" },
  { height:  505434 , difficulty:  702342 , date:  "2015-06-06 04:43:01" },
  { height:  505435 , difficulty:  702378 , date:  "2015-06-06 04:44:07" },
  { height:  505436 , difficulty:  699479 , date:  "2015-06-06 04:44:13" },
  { height:  505437 , difficulty:  699651 , date:  "2015-06-06 04:45:25" },
  { height:  505438 , difficulty:  703123 , date:  "2015-06-06 04:45:11" },
  { height:  505439 , difficulty:  704471 , date:  "2015-06-06 04:45:33" },
  { height:  505440 , difficulty:  701610 , date:  "2015-06-06 04:45:51" },
  { height:  505441 , difficulty:  700126 , date:  "2015-06-06 04:46:46" },
  { height:  505442 , difficulty:  700651 , date:  "2015-06-06 04:46:44" },
  { height:  505443 , difficulty:  698837 , date:  "2015-06-06 04:46:50" },
  { height:  505444 , difficulty:  701029 , date:  "2015-06-06 04:47:04" },
  { height:  505445 , difficulty:  701977 , date:  "2015-06-06 04:47:16" },
  { height:  505446 , difficulty:  703069 , date:  "2015-06-06 04:47:19" },
  { height:  505447 , difficulty:  706226 , date:  "2015-06-06 04:49:16" },
  { height:  505448 , difficulty:  705708 , date:  "2015-06-06 04:50:02" },
  { height:  505449 , difficulty:  708549 , date:  "2015-06-06 04:51:42" },
  { height:  505450 , difficulty:  708662 , date:  "2015-06-06 04:52:22" },
  { height:  505451 , difficulty:  711359 , date:  "2015-06-06 04:54:26" },
  { height:  505452 , difficulty:  711038 , date:  "2015-06-06 04:54:47" },
  { height:  505453 , difficulty:  710324 , date:  "2015-06-06 04:55:25" },
  { height:  505454 , difficulty:  710917 , date:  "2015-06-06 04:55:30" },
  { height:  505455 , difficulty:  711262 , date:  "2015-06-06 04:57:00" },
  { height:  505456 , difficulty:  712560 , date:  "2015-06-06 05:00:00" },
  { height:  505457 , difficulty:  711101 , date:  "2015-06-06 05:01:48" },
  { height:  505458 , difficulty:  711592 , date:  "2015-06-06 05:01:50" },
  { height:  505459 , difficulty:  711898 , date:  "2015-06-06 05:02:43" },
  { height:  505460 , difficulty:  712352 , date:  "2015-06-06 05:05:56" },
  { height:  505461 , difficulty:  712997 , date:  "2015-06-06 05:06:01" },
  { height:  505462 , difficulty:  711879 , date:  "2015-06-06 05:06:44" },
  { height:  505463 , difficulty:  708931 , date:  "2015-06-06 05:06:48" },
  { height:  505464 , difficulty:  709403 , date:  "2015-06-06 05:07:09" },
  { height:  505465 , difficulty:  711272 , date:  "2015-06-06 05:07:11" },
  { height:  505466 , difficulty:  705733 , date:  "2015-06-06 05:07:29" },
  { height:  505467 , difficulty:  707209 , date:  "2015-06-06 05:08:37" },
  { height:  505468 , difficulty:  709133 , date:  "2015-06-06 05:08:53" },
  { height:  505469 , difficulty:  707358 , date:  "2015-06-06 05:09:45" },
  { height:  505470 , difficulty:  707711 , date:  "2015-06-06 05:10:09" },
  { height:  505471 , difficulty:  707938 , date:  "2015-06-06 05:10:11" },
  { height:  505472 , difficulty:  709904 , date:  "2015-06-06 05:10:49" },
  { height:  505473 , difficulty:  708855 , date:  "2015-06-06 05:11:27" },
  { height:  505474 , difficulty:  708753 , date:  "2015-06-06 05:11:32" },
  { height:  505475 , difficulty:  708688 , date:  "2015-06-06 05:14:45" },
  { height:  505476 , difficulty:  707991 , date:  "2015-06-06 05:15:28" },
  { height:  505477 , difficulty:  708172 , date:  "2015-06-06 05:16:01" },
  { height:  505478 , difficulty:  707097 , date:  "2015-06-06 05:17:03" },
  { height:  505479 , difficulty:  709188 , date:  "2015-06-06 05:18:57" },
  { height:  505480 , difficulty:  707751 , date:  "2015-06-06 05:19:02" },
  { height:  505481 , difficulty:  709348 , date:  "2015-06-06 05:19:58" },
  { height:  505482 , difficulty:  711202 , date:  "2015-06-06 05:22:15" },
  { height:  505483 , difficulty:  709250 , date:  "2015-06-06 05:22:56" },
  { height:  505484 , difficulty:  708672 , date:  "2015-06-06 05:24:33" },
  { height:  505485 , difficulty:  711647 , date:  "2015-06-06 05:24:34" },
  { height:  505486 , difficulty:  709767 , date:  "2015-06-06 05:24:43" },
  { height:  505487 , difficulty:  707775 , date:  "2015-06-06 05:26:25" },
  { height:  505488 , difficulty:  707824 , date:  "2015-06-06 05:28:23" },
  { height:  505489 , difficulty:  706577 , date:  "2015-06-06 05:28:35" },
  { height:  505490 , difficulty:  706889 , date:  "2015-06-06 05:29:00" },
  { height:  505491 , difficulty:  707299 , date:  "2015-06-06 05:29:30" },
  { height:  505492 , difficulty:  705630 , date:  "2015-06-06 05:30:31" },
  { height:  505493 , difficulty:  704854 , date:  "2015-06-06 05:30:34" },
  { height:  505494 , difficulty:  704978 , date:  "2015-06-06 05:30:36" },
  { height:  505495 , difficulty:  706292 , date:  "2015-06-06 05:32:00" },
  { height:  505496 , difficulty:  705649 , date:  "2015-06-06 05:32:46" },
  { height:  505497 , difficulty:  704905 , date:  "2015-06-06 05:37:58" },
  { height:  505498 , difficulty:  702934 , date:  "2015-06-06 05:38:01" },
  { height:  505499 , difficulty:  702508 , date:  "2015-06-06 05:38:42" },
  { height:  505500 , difficulty:  701413 , date:  "2015-06-06 05:40:04" },
  { height:  505501 , difficulty:  700361 , date:  "2015-06-06 05:39:40" },
  { height:  505502 , difficulty:  699807 , date:  "2015-06-06 05:39:48" },
  { height:  505503 , difficulty:  700435 , date:  "2015-06-06 05:40:38" },
  { height:  505504 , difficulty:  701161 , date:  "2015-06-06 05:41:13" },
  { height:  505505 , difficulty:  701232 , date:  "2015-06-06 05:41:55" },
  { height:  505506 , difficulty:  702828 , date:  "2015-06-06 05:45:01" },
  { height:  505507 , difficulty:  703831 , date:  "2015-06-06 05:46:52" },
  { height:  505508 , difficulty:  702962 , date:  "2015-06-06 05:47:58" },
  { height:  505509 , difficulty:  703686 , date:  "2015-06-06 05:48:09" },
  { height:  505510 , difficulty:  703213 , date:  "2015-06-06 05:48:22" },
  { height:  505511 , difficulty:  705237 , date:  "2015-06-06 05:49:16" },
  { height:  505512 , difficulty:  708679 , date:  "2015-06-06 05:49:40" },
  { height:  505513 , difficulty:  707749 , date:  "2015-06-06 05:51:28" },
  { height:  505514 , difficulty:  712202 , date:  "2015-06-06 05:51:35" },
  { height:  505515 , difficulty:  712253 , date:  "2015-06-06 05:51:38" },
  { height:  505516 , difficulty:  716549 , date:  "2015-06-06 05:52:57" },
  { height:  505517 , difficulty:  716861 , date:  "2015-06-06 05:53:23" },
  { height:  505518 , difficulty:  717133 , date:  "2015-06-06 05:55:00" },
  { height:  505519 , difficulty:  717278 , date:  "2015-06-06 05:55:42" },
  { height:  505520 , difficulty:  717591 , date:  "2015-06-06 05:56:37" },
  { height:  505521 , difficulty:  717639 , date:  "2015-06-06 05:57:49" },
  { height:  505522 , difficulty:  718662 , date:  "2015-06-06 05:58:33" },
  { height:  505523 , difficulty:  721198 , date:  "2015-06-06 05:58:37" },
  { height:  505524 , difficulty:  722340 , date:  "2015-06-06 06:00:51" },
  { height:  505525 , difficulty:  720565 , date:  "2015-06-06 06:02:26" },
  { height:  505526 , difficulty:  721838 , date:  "2015-06-06 06:02:30" },
  { height:  505527 , difficulty:  719884 , date:  "2015-06-06 06:03:15" },
  { height:  505528 , difficulty:  719641 , date:  "2015-06-06 06:04:06" },
  { height:  505529 , difficulty:  720204 , date:  "2015-06-06 06:04:16" },
  { height:  505530 , difficulty:  720291 , date:  "2015-06-06 06:05:41" },
  { height:  505531 , difficulty:  720234 , date:  "2015-06-06 06:05:44" },
  { height:  505532 , difficulty:  718192 , date:  "2015-06-06 06:06:14" },
  { height:  505533 , difficulty:  716387 , date:  "2015-06-06 06:06:17" },
  { height:  505534 , difficulty:  716810 , date:  "2015-06-06 06:07:14" },
  { height:  505535 , difficulty:  716018 , date:  "2015-06-06 06:10:30" },
  { height:  505536 , difficulty:  712532 , date:  "2015-06-06 06:11:02" },
  { height:  505537 , difficulty:  714108 , date:  "2015-06-06 06:11:07" },
  { height:  505538 , difficulty:  715464 , date:  "2015-06-06 06:11:37" },
  { height:  505539 , difficulty:  715673 , date:  "2015-06-06 06:12:52" },
  { height:  505540 , difficulty:  719959 , date:  "2015-06-06 06:14:24" },
  { height:  505541 , difficulty:  720212 , date:  "2015-06-06 06:14:29" },
  { height:  505542 , difficulty:  720932 , date:  "2015-06-06 06:15:57" },
  { height:  505543 , difficulty:  720619 , date:  "2015-06-06 06:16:20" },
  { height:  505544 , difficulty:  720579 , date:  "2015-06-06 06:17:56" },
  { height:  505545 , difficulty:  723953 , date:  "2015-06-06 06:18:30" },
  { height:  505546 , difficulty:  726425 , date:  "2015-06-06 06:18:33" },
  { height:  505547 , difficulty:  726629 , date:  "2015-06-06 06:19:25" },
  { height:  505548 , difficulty:  727103 , date:  "2015-06-06 06:19:32" },
  { height:  505549 , difficulty:  726584 , date:  "2015-06-06 06:21:09" },
  { height:  505550 , difficulty:  730231 , date:  "2015-06-06 06:21:18" },
  { height:  505551 , difficulty:  728223 , date:  "2015-06-06 06:21:23" },
  { height:  505552 , difficulty:  727590 , date:  "2015-06-06 06:22:21" },
  { height:  505553 , difficulty:  727819 , date:  "2015-06-06 06:22:26" },
  { height:  505554 , difficulty:  729376 , date:  "2015-06-06 06:22:51" },
  { height:  505555 , difficulty:  730023 , date:  "2015-06-06 06:25:27" },
  { height:  505556 , difficulty:  730180 , date:  "2015-06-06 06:25:30" },
  { height:  505557 , difficulty:  729639 , date:  "2015-06-06 06:25:39" },
  { height:  505558 , difficulty:  728220 , date:  "2015-06-06 06:26:09" },
  { height:  505559 , difficulty:  727907 , date:  "2015-06-06 06:26:49" },
  { height:  505560 , difficulty:  726117 , date:  "2015-06-06 06:26:53" },
  { height:  505561 , difficulty:  728079 , date:  "2015-06-06 06:28:25" },
  { height:  505562 , difficulty:  728255 , date:  "2015-06-06 06:29:21" },
  { height:  505563 , difficulty:  727081 , date:  "2015-06-06 06:30:22" },
  { height:  505564 , difficulty:  726352 , date:  "2015-06-06 06:30:32" },
  { height:  505565 , difficulty:  727650 , date:  "2015-06-06 06:33:00" },
  { height:  505566 , difficulty:  727937 , date:  "2015-06-06 06:33:45" },
  { height:  505567 , difficulty:  727868 , date:  "2015-06-06 06:34:34" },
  { height:  505568 , difficulty:  727123 , date:  "2015-06-06 06:35:16" },
  { height:  505569 , difficulty:  727345 , date:  "2015-06-06 06:37:57" },
  { height:  505570 , difficulty:  727620 , date:  "2015-06-06 06:38:18" },
  { height:  505571 , difficulty:  726096 , date:  "2015-06-06 06:38:21" },
  { height:  505572 , difficulty:  727762 , date:  "2015-06-06 06:39:01" },
  { height:  505573 , difficulty:  721985 , date:  "2015-06-06 06:39:04" },
  { height:  505574 , difficulty:  722091 , date:  "2015-06-06 06:39:11" },
  { height:  505575 , difficulty:  722149 , date:  "2015-06-06 06:40:04" },
  { height:  505576 , difficulty:  721916 , date:  "2015-06-06 06:40:44" },
  { height:  505577 , difficulty:  723528 , date:  "2015-06-06 06:40:50" },
  { height:  505578 , difficulty:  723352 , date:  "2015-06-06 06:43:29" },
  { height:  505579 , difficulty:  724467 , date:  "2015-06-06 06:43:55" },
  { height:  505580 , difficulty:  724564 , date:  "2015-06-06 06:44:13" },
  { height:  505581 , difficulty:  723852 , date:  "2015-06-06 06:46:56" },
  { height:  505582 , difficulty:  720479 , date:  "2015-06-06 06:48:16" },
  { height:  505583 , difficulty:  719927 , date:  "2015-06-06 06:51:47" },
  { height:  505584 , difficulty:  718676 , date:  "2015-06-06 06:52:14" },
  { height:  505585 , difficulty:  718947 , date:  "2015-06-06 06:52:17" },
  { height:  505586 , difficulty:  720368 , date:  "2015-06-06 06:53:25" },
  { height:  505587 , difficulty:  719968 , date:  "2015-06-06 06:53:53" },
  { height:  505588 , difficulty:  720806 , date:  "2015-06-06 06:56:47" },
  { height:  505589 , difficulty:  721023 , date:  "2015-06-06 06:56:50" },
  { height:  505590 , difficulty:  721715 , date:  "2015-06-06 06:58:17" },
  { height:  505591 , difficulty:  722844 , date:  "2015-06-06 06:59:37" },
  { height:  505592 , difficulty:  723192 , date:  "2015-06-06 06:59:42" },
  { height:  505593 , difficulty:  727524 , date:  "2015-06-06 07:00:16" },
  { height:  505594 , difficulty:  726145 , date:  "2015-06-06 07:01:52" },
  { height:  505595 , difficulty:  725418 , date:  "2015-06-06 07:02:22" },
  { height:  505596 , difficulty:  725779 , date:  "2015-06-06 07:02:57" },
  { height:  505597 , difficulty:  724699 , date:  "2015-06-06 07:03:56" },
  { height:  505598 , difficulty:  726723 , date:  "2015-06-06 07:04:31" },
  { height:  505599 , difficulty:  726756 , date:  "2015-06-06 07:06:09" },
  { height:  505600 , difficulty:  724082 , date:  "2015-06-06 07:06:54" },
  { height:  505601 , difficulty:  722353 , date:  "2015-06-06 07:07:36" },
  { height:  505602 , difficulty:  722367 , date:  "2015-06-06 07:08:02" },
  { height:  505603 , difficulty:  721730 , date:  "2015-06-06 07:08:03" },
  { height:  505604 , difficulty:  721853 , date:  "2015-06-06 07:09:03" },
  { height:  505605 , difficulty:  725107 , date:  "2015-06-06 07:09:08" },
  { height:  505606 , difficulty:  723711 , date:  "2015-06-06 07:10:10" },
  { height:  505607 , difficulty:  723745 , date:  "2015-06-06 07:10:19" },
  { height:  505608 , difficulty:  725985 , date:  "2015-06-06 07:12:27" },
  { height:  505609 , difficulty:  726017 , date:  "2015-06-06 07:12:30" },
  { height:  505610 , difficulty:  725403 , date:  "2015-06-06 07:12:52" },
  { height:  505611 , difficulty:  721925 , date:  "2015-06-06 07:13:40" },
  { height:  505612 , difficulty:  723144 , date:  "2015-06-06 07:14:45" },
  { height:  505613 , difficulty:  728174 , date:  "2015-06-06 07:16:23" },
  { height:  505614 , difficulty:  728059 , date:  "2015-06-06 07:16:25" },
  { height:  505615 , difficulty:  727143 , date:  "2015-06-06 07:17:07" },
  { height:  505616 , difficulty:  726100 , date:  "2015-06-06 07:18:14" },
  { height:  505617 , difficulty:  728259 , date:  "2015-06-06 07:19:02" },
  { height:  505618 , difficulty:  728955 , date:  "2015-06-06 07:20:20" },
  { height:  505619 , difficulty:  728515 , date:  "2015-06-06 07:19:51" },
  { height:  505620 , difficulty:  727573 , date:  "2015-06-06 07:20:42" },
  { height:  505621 , difficulty:  729601 , date:  "2015-06-06 07:21:19" },
  { height:  505622 , difficulty:  730106 , date:  "2015-06-06 07:21:35" },
  { height:  505623 , difficulty:  733495 , date:  "2015-06-06 07:22:38" },
  { height:  505624 , difficulty:  733430 , date:  "2015-06-06 07:25:33" },
  { height:  505625 , difficulty:  732361 , date:  "2015-06-06 07:25:43" },
  { height:  505626 , difficulty:  733495 , date:  "2015-06-06 07:26:33" },
  { height:  505627 , difficulty:  733735 , date:  "2015-06-06 07:26:38" },
  { height:  505628 , difficulty:  733737 , date:  "2015-06-06 07:27:27" },
  { height:  505629 , difficulty:  736882 , date:  "2015-06-06 07:27:33" },
  { height:  505630 , difficulty:  736544 , date:  "2015-06-06 07:28:31" },
  { height:  505631 , difficulty:  733755 , date:  "2015-06-06 07:29:51" },
  { height:  505632 , difficulty:  734659 , date:  "2015-06-06 07:30:00" },
  { height:  505633 , difficulty:  734625 , date:  "2015-06-06 07:30:42" },
  { height:  505634 , difficulty:  734120 , date:  "2015-06-06 07:31:49" },
  { height:  505635 , difficulty:  734938 , date:  "2015-06-06 07:32:57" },
  { height:  505636 , difficulty:  735512 , date:  "2015-06-06 07:34:19" },
  { height:  505637 , difficulty:  739645 , date:  "2015-06-06 07:34:20" },
  { height:  505638 , difficulty:  741384 , date:  "2015-06-06 07:38:18" },
  { height:  505639 , difficulty:  743278 , date:  "2015-06-06 07:38:32" },
  { height:  505640 , difficulty:  744045 , date:  "2015-06-06 07:41:54" },
  { height:  505641 , difficulty:  744549 , date:  "2015-06-06 07:41:59" },
  { height:  505642 , difficulty:  744486 , date:  "2015-06-06 07:42:41" },
  { height:  505643 , difficulty:  743592 , date:  "2015-06-06 07:44:34" },
  { height:  505644 , difficulty:  744534 , date:  "2015-06-06 07:44:36" },
  { height:  505645 , difficulty:  741349 , date:  "2015-06-06 07:45:04" },
  { height:  505646 , difficulty:  741044 , date:  "2015-06-06 07:45:51" },
  { height:  505647 , difficulty:  741864 , date:  "2015-06-06 07:45:56" },
  { height:  505648 , difficulty:  741105 , date:  "2015-06-06 07:46:38" },
  { height:  505649 , difficulty:  743003 , date:  "2015-06-06 07:47:28" },
  { height:  505650 , difficulty:  743010 , date:  "2015-06-06 07:47:55" },
  { height:  505651 , difficulty:  742316 , date:  "2015-06-06 07:48:16" },
  { height:  505652 , difficulty:  742340 , date:  "2015-06-06 07:48:17" },
  { height:  505653 , difficulty:  742326 , date:  "2015-06-06 07:49:03" },
  { height:  505654 , difficulty:  739064 , date:  "2015-06-06 07:49:40" },
  { height:  505655 , difficulty:  738620 , date:  "2015-06-06 07:50:11" },
  { height:  505656 , difficulty:  738328 , date:  "2015-06-06 07:50:13" },
  { height:  505657 , difficulty:  735825 , date:  "2015-06-06 07:52:03" },
  { height:  505658 , difficulty:  734993 , date:  "2015-06-06 07:53:10" },
  { height:  505659 , difficulty:  730819 , date:  "2015-06-06 07:53:38" },
  { height:  505660 , difficulty:  731339 , date:  "2015-06-06 07:54:36" },
  { height:  505661 , difficulty:  732345 , date:  "2015-06-06 07:55:57" },
  { height:  505662 , difficulty:  732828 , date:  "2015-06-06 07:58:26" },
  { height:  505663 , difficulty:  732908 , date:  "2015-06-06 07:58:31" },
  { height:  505664 , difficulty:  730919 , date:  "2015-06-06 07:57:59" },
  { height:  505665 , difficulty:  730940 , date:  "2015-06-06 07:59:10" },
  { height:  505666 , difficulty:  731238 , date:  "2015-06-06 07:59:13" },
  { height:  505667 , difficulty:  734059 , date:  "2015-06-06 08:01:00" },
  { height:  505668 , difficulty:  734066 , date:  "2015-06-06 08:01:42" },
  { height:  505669 , difficulty:  733790 , date:  "2015-06-06 08:01:52" },
  { height:  505670 , difficulty:  732707 , date:  "2015-06-06 08:02:17" },
  { height:  505671 , difficulty:  734762 , date:  "2015-06-06 08:02:58" },
  { height:  505672 , difficulty:  734164 , date:  "2015-06-06 08:03:20" },
  { height:  505673 , difficulty:  734384 , date:  "2015-06-06 08:06:32" },
  { height:  505674 , difficulty:  733761 , date:  "2015-06-06 08:06:38" },
  { height:  505675 , difficulty:  733458 , date:  "2015-06-06 08:07:45" },
  { height:  505676 , difficulty:  733849 , date:  "2015-06-06 08:08:13" },
  { height:  505677 , difficulty:  733133 , date:  "2015-06-06 08:11:14" },
  { height:  505678 , difficulty:  735049 , date:  "2015-06-06 08:12:32" },
  { height:  505679 , difficulty:  735095 , date:  "2015-06-06 08:12:40" },
  { height:  505680 , difficulty:  734605 , date:  "2015-06-06 08:13:07" },
  { height:  505681 , difficulty:  737004 , date:  "2015-06-06 08:13:41" },
  { height:  505682 , difficulty:  740344 , date:  "2015-06-06 08:15:51" },
  { height:  505683 , difficulty:  740351 , date:  "2015-06-06 08:15:54" },
  { height:  505684 , difficulty:  740730 , date:  "2015-06-06 08:18:07" },
  { height:  505685 , difficulty:  742816 , date:  "2015-06-06 08:18:14" },
  { height:  505686 , difficulty:  745832 , date:  "2015-06-06 08:18:46" },
  { height:  505687 , difficulty:  744846 , date:  "2015-06-06 08:18:56" },
  { height:  505688 , difficulty:  745155 , date:  "2015-06-06 08:22:49" },
  { height:  505689 , difficulty:  743105 , date:  "2015-06-06 08:22:52" },
  { height:  505690 , difficulty:  745480 , date:  "2015-06-06 08:23:51" },
  { height:  505691 , difficulty:  744995 , date:  "2015-06-06 08:24:33" },
  { height:  505692 , difficulty:  743724 , date:  "2015-06-06 08:25:07" },
  { height:  505693 , difficulty:  745187 , date:  "2015-06-06 08:25:10" },
  { height:  505694 , difficulty:  744493 , date:  "2015-06-06 08:25:38" },
  { height:  505695 , difficulty:  744797 , date:  "2015-06-06 08:26:19" },
  { height:  505696 , difficulty:  748172 , date:  "2015-06-06 08:27:19" },
  { height:  505697 , difficulty:  747692 , date:  "2015-06-06 08:27:44" },
  { height:  505698 , difficulty:  747500 , date:  "2015-06-06 08:28:27" },
  { height:  505699 , difficulty:  747384 , date:  "2015-06-06 08:29:06" },
  { height:  505700 , difficulty:  743986 , date:  "2015-06-06 08:29:35" },
  { height:  505701 , difficulty:  744367 , date:  "2015-06-06 08:29:42" },
  { height:  505702 , difficulty:  743855 , date:  "2015-06-06 08:32:14" },
  { height:  505703 , difficulty:  744345 , date:  "2015-06-06 08:32:41" },
  { height:  505704 , difficulty:  744703 , date:  "2015-06-06 08:33:27" },
  { height:  505705 , difficulty:  746926 , date:  "2015-06-06 08:34:09" },
  { height:  505706 , difficulty:  746085 , date:  "2015-06-06 08:34:13" },
  { height:  505707 , difficulty:  744778 , date:  "2015-06-06 08:34:35" },
  { height:  505708 , difficulty:  744717 , date:  "2015-06-06 08:34:59" },
  { height:  505709 , difficulty:  744176 , date:  "2015-06-06 08:37:01" },
  { height:  505710 , difficulty:  742897 , date:  "2015-06-06 08:37:45" },
  { height:  505711 , difficulty:  745209 , date:  "2015-06-06 08:38:17" },
  { height:  505712 , difficulty:  743627 , date:  "2015-06-06 08:42:54" },
  { height:  505713 , difficulty:  743821 , date:  "2015-06-06 08:42:57" },
  { height:  505714 , difficulty:  743305 , date:  "2015-06-06 08:43:35" },
  { height:  505715 , difficulty:  743166 , date:  "2015-06-06 08:44:36" },
  { height:  505716 , difficulty:  742354 , date:  "2015-06-06 08:46:12" },
  { height:  505717 , difficulty:  745715 , date:  "2015-06-06 08:46:13" },
  { height:  505718 , difficulty:  745970 , date:  "2015-06-06 08:48:56" },
  { height:  505719 , difficulty:  744649 , date:  "2015-06-06 08:49:03" },
  { height:  505720 , difficulty:  745491 , date:  "2015-06-06 08:51:03" },
  { height:  505721 , difficulty:  745101 , date:  "2015-06-06 08:52:25" },
  { height:  505722 , difficulty:  744949 , date:  "2015-06-06 08:54:52" },
  { height:  505723 , difficulty:  746741 , date:  "2015-06-06 08:55:09" },
  { height:  505724 , difficulty:  746981 , date:  "2015-06-06 08:55:24" },
  { height:  505725 , difficulty:  747577 , date:  "2015-06-06 08:55:25" },
  { height:  505726 , difficulty:  747536 , date:  "2015-06-06 08:55:29" },
  { height:  505727 , difficulty:  749402 , date:  "2015-06-06 08:56:06" },
  { height:  505728 , difficulty:  750901 , date:  "2015-06-06 08:56:42" },
  { height:  505729 , difficulty:  750080 , date:  "2015-06-06 08:56:44" },
  { height:  505730 , difficulty:  750159 , date:  "2015-06-06 08:57:21" },
  { height:  505731 , difficulty:  751275 , date:  "2015-06-06 08:58:21" },
  { height:  505732 , difficulty:  751393 , date:  "2015-06-06 08:58:46" },
  { height:  505733 , difficulty:  750732 , date:  "2015-06-06 08:59:09" },
  { height:  505734 , difficulty:  755043 , date:  "2015-06-06 09:00:49" },
  { height:  505735 , difficulty:  755301 , date:  "2015-06-06 09:01:13" },
  { height:  505736 , difficulty:  754109 , date:  "2015-06-06 09:01:16" },
  { height:  505737 , difficulty:  753411 , date:  "2015-06-06 09:03:48" },
  { height:  505738 , difficulty:  750897 , date:  "2015-06-06 09:04:18" },
  { height:  505739 , difficulty:  755690 , date:  "2015-06-06 09:04:26" },
  { height:  505740 , difficulty:  756530 , date:  "2015-06-06 09:07:43" },
  { height:  505741 , difficulty:  756251 , date:  "2015-06-06 09:07:46" },
  { height:  505742 , difficulty:  758534 , date:  "2015-06-06 09:08:25" },
  { height:  505743 , difficulty:  756224 , date:  "2015-06-06 09:10:15" },
  { height:  505744 , difficulty:  756854 , date:  "2015-06-06 09:10:33" },
  { height:  505745 , difficulty:  756812 , date:  "2015-06-06 09:11:56" },
  { height:  505746 , difficulty:  756743 , date:  "2015-06-06 09:12:41" },
  { height:  505747 , difficulty:  757422 , date:  "2015-06-06 09:15:06" },
  { height:  505748 , difficulty:  758844 , date:  "2015-06-06 09:15:29" },
  { height:  505749 , difficulty:  755325 , date:  "2015-06-06 09:16:33" },
  { height:  505750 , difficulty:  755459 , date:  "2015-06-06 09:16:39" },
  { height:  505751 , difficulty:  754167 , date:  "2015-06-06 09:17:33" },
  { height:  505752 , difficulty:  754035 , date:  "2015-06-06 09:17:16" },
  { height:  505753 , difficulty:  750136 , date:  "2015-06-06 09:22:04" },
  { height:  505754 , difficulty:  751287 , date:  "2015-06-06 09:22:18" },
  { height:  505755 , difficulty:  753505 , date:  "2015-06-06 09:22:20" },
  { height:  505756 , difficulty:  753573 , date:  "2015-06-06 09:22:55" },
  { height:  505757 , difficulty:  755740 , date:  "2015-06-06 09:23:50" },
  { height:  505758 , difficulty:  753018 , date:  "2015-06-06 09:27:37" },
  { height:  505759 , difficulty:  753155 , date:  "2015-06-06 09:27:39" },
  { height:  505760 , difficulty:  750888 , date:  "2015-06-06 09:29:43" },
  { height:  505761 , difficulty:  753978 , date:  "2015-06-06 09:30:42" },
  { height:  505762 , difficulty:  754178 , date:  "2015-06-06 09:32:16" },
  { height:  505763 , difficulty:  754911 , date:  "2015-06-06 09:32:22" },
  { height:  505764 , difficulty:  750238 , date:  "2015-06-06 09:33:06" },
  { height:  505765 , difficulty:  750341 , date:  "2015-06-06 09:33:50" },
  { height:  505766 , difficulty:  750797 , date:  "2015-06-06 09:33:55" },
  { height:  505767 , difficulty:  750038 , date:  "2015-06-06 09:34:44" },
  { height:  505768 , difficulty:  749739 , date:  "2015-06-06 09:35:04" },
  { height:  505769 , difficulty:  753127 , date:  "2015-06-06 09:37:56" },
  { height:  505770 , difficulty:  754871 , date:  "2015-06-06 09:38:01" },
  { height:  505771 , difficulty:  761393 , date:  "2015-06-06 09:38:17" },
  { height:  505772 , difficulty:  761485 , date:  "2015-06-06 09:38:32" },
  { height:  505773 , difficulty:  764480 , date:  "2015-06-06 09:42:08" },
  { height:  505774 , difficulty:  764086 , date:  "2015-06-06 09:43:57" },
  { height:  505775 , difficulty:  764874 , date:  "2015-06-06 09:44:40" },
  { height:  505776 , difficulty:  765040 , date:  "2015-06-06 09:45:44" },
  { height:  505777 , difficulty:  768856 , date:  "2015-06-06 09:46:19" },
  { height:  505778 , difficulty:  769484 , date:  "2015-06-06 09:46:23" },
  { height:  505779 , difficulty:  768980 , date:  "2015-06-06 09:47:31" },
  { height:  505780 , difficulty:  769031 , date:  "2015-06-06 09:47:36" },
  { height:  505781 , difficulty:  769806 , date:  "2015-06-06 09:48:59" },
  { height:  505782 , difficulty:  772949 , date:  "2015-06-06 09:49:01" },
  { height:  505783 , difficulty:  773562 , date:  "2015-06-06 09:53:08" },
  { height:  505784 , difficulty:  773194 , date:  "2015-06-06 09:53:17" },
  { height:  505785 , difficulty:  771147 , date:  "2015-06-06 09:53:44" },
  { height:  505786 , difficulty:  770237 , date:  "2015-06-06 09:53:46" },
  { height:  505787 , difficulty:  777384 , date:  "2015-06-06 09:54:19" },
  { height:  505788 , difficulty:  771049 , date:  "2015-06-06 09:55:15" },
  { height:  505789 , difficulty:  774375 , date:  "2015-06-06 09:55:31" },
  { height:  505790 , difficulty:  774492 , date:  "2015-06-06 09:56:44" },
  { height:  505791 , difficulty:  775848 , date:  "2015-06-06 09:57:27" },
  { height:  505792 , difficulty:  777253 , date:  "2015-06-06 10:01:49" },
  { height:  505793 , difficulty:  778602 , date:  "2015-06-06 10:01:53" },
  { height:  505794 , difficulty:  774988 , date:  "2015-06-06 10:05:07" },
  { height:  505795 , difficulty:  776795 , date:  "2015-06-06 10:05:37" },
  { height:  505796 , difficulty:  775436 , date:  "2015-06-06 10:06:00" },
  { height:  505797 , difficulty:  773963 , date:  "2015-06-06 10:05:58" },
  { height:  505798 , difficulty:  770711 , date:  "2015-06-06 10:06:50" },
  { height:  505799 , difficulty:  772015 , date:  "2015-06-06 10:06:53" },
  { height:  505800 , difficulty:  771906 , date:  "2015-06-06 10:09:21" },
  { height:  505801 , difficulty:  772218 , date:  "2015-06-06 10:09:27" },
  { height:  505802 , difficulty:  773018 , date:  "2015-06-06 10:09:40" },
  { height:  505803 , difficulty:  774106 , date:  "2015-06-06 10:10:36" },
  { height:  505804 , difficulty:  773871 , date:  "2015-06-06 10:11:10" },
  { height:  505805 , difficulty:  777106 , date:  "2015-06-06 10:12:27" },
  { height:  505806 , difficulty:  777794 , date:  "2015-06-06 10:12:59" },
  { height:  505807 , difficulty:  777099 , date:  "2015-06-06 10:14:18" },
  { height:  505808 , difficulty:  779346 , date:  "2015-06-06 10:14:29" },
  { height:  505809 , difficulty:  779993 , date:  "2015-06-06 10:15:54" },
  { height:  505810 , difficulty:  778319 , date:  "2015-06-06 10:16:28" },
  { height:  505811 , difficulty:  782350 , date:  "2015-06-06 10:16:31" },
  { height:  505812 , difficulty:  782445 , date:  "2015-06-06 10:17:54" },
  { height:  505813 , difficulty:  779006 , date:  "2015-06-06 10:18:31" },
  { height:  505814 , difficulty:  778715 , date:  "2015-06-06 10:19:28" },
  { height:  505815 , difficulty:  779948 , date:  "2015-06-06 10:19:51" },
  { height:  505816 , difficulty:  778822 , date:  "2015-06-06 10:20:33" },
  { height:  505817 , difficulty:  779135 , date:  "2015-06-06 10:20:38" },
  { height:  505818 , difficulty:  779031 , date:  "2015-06-06 10:24:16" },
  { height:  505819 , difficulty:  776642 , date:  "2015-06-06 10:25:59" },
  { height:  505820 , difficulty:  778345 , date:  "2015-06-06 10:26:14" },
  { height:  505821 , difficulty:  777413 , date:  "2015-06-06 10:26:55" },
  { height:  505822 , difficulty:  776783 , date:  "2015-06-06 10:26:57" },
  { height:  505823 , difficulty:  776741 , date:  "2015-06-06 10:29:09" },
  { height:  505824 , difficulty:  777103 , date:  "2015-06-06 10:29:10" },
  { height:  505825 , difficulty:  776826 , date:  "2015-06-06 10:30:10" },
  { height:  505826 , difficulty:  777271 , date:  "2015-06-06 10:33:55" },
  { height:  505827 , difficulty:  779007 , date:  "2015-06-06 10:34:16" },
  { height:  505828 , difficulty:  779027 , date:  "2015-06-06 10:34:58" },
  { height:  505829 , difficulty:  772866 , date:  "2015-06-06 10:36:24" },
  { height:  505830 , difficulty:  775019 , date:  "2015-06-06 10:38:38" },
  { height:  505831 , difficulty:  775179 , date:  "2015-06-06 10:39:24" },
  { height:  505832 , difficulty:  775852 , date:  "2015-06-06 10:40:49" },
  { height:  505833 , difficulty:  779304 , date:  "2015-06-06 10:40:43" },
  { height:  505834 , difficulty:  777117 , date:  "2015-06-06 10:40:47" },
  { height:  505835 , difficulty:  778899 , date:  "2015-06-06 10:41:12" },
  { height:  505836 , difficulty:  777033 , date:  "2015-06-06 10:42:12" },
  { height:  505837 , difficulty:  779875 , date:  "2015-06-06 10:42:49" },
  { height:  505838 , difficulty:  780133 , date:  "2015-06-06 10:43:00" },
  { height:  505839 , difficulty:  781126 , date:  "2015-06-06 10:44:07" },
  { height:  505840 , difficulty:  781236 , date:  "2015-06-06 10:44:19" },
  { height:  505841 , difficulty:  781486 , date:  "2015-06-06 10:46:34" },
  { height:  505842 , difficulty:  782374 , date:  "2015-06-06 10:46:59" },
  { height:  505843 , difficulty:  785237 , date:  "2015-06-06 10:46:48" },
  { height:  505844 , difficulty:  786603 , date:  "2015-06-06 10:47:18" },
  { height:  505845 , difficulty:  782610 , date:  "2015-06-06 10:48:07" },
  { height:  505846 , difficulty:  782892 , date:  "2015-06-06 10:48:23" },
  { height:  505847 , difficulty:  782700 , date:  "2015-06-06 10:50:14" },
  { height:  505848 , difficulty:  788745 , date:  "2015-06-06 10:51:36" },
  { height:  505849 , difficulty:  789910 , date:  "2015-06-06 10:52:24" },
  { height:  505850 , difficulty:  787528 , date:  "2015-06-06 10:52:27" },
  { height:  505851 , difficulty:  787991 , date:  "2015-06-06 10:53:25" },
  { height:  505852 , difficulty:  791955 , date:  "2015-06-06 10:53:59" },
  { height:  505853 , difficulty:  791775 , date:  "2015-06-06 10:54:12" },
  { height:  505854 , difficulty:  794963 , date:  "2015-06-06 10:55:52" },
  { height:  505855 , difficulty:  793583 , date:  "2015-06-06 10:55:58" },
  { height:  505856 , difficulty:  794010 , date:  "2015-06-06 10:57:31" },
  { height:  505857 , difficulty:  793539 , date:  "2015-06-06 10:58:46" },
  { height:  505858 , difficulty:  794736 , date:  "2015-06-06 10:58:49" },
  { height:  505859 , difficulty:  789231 , date:  "2015-06-06 10:58:57" },
  { height:  505860 , difficulty:  791449 , date:  "2015-06-06 10:59:33" },
  { height:  505861 , difficulty:  791081 , date:  "2015-06-06 11:00:20" },
  { height:  505862 , difficulty:  791618 , date:  "2015-06-06 11:00:43" },
  { height:  505863 , difficulty:  791453 , date:  "2015-06-06 11:00:44" },
  { height:  505864 , difficulty:  790841 , date:  "2015-06-06 11:00:45" },
  { height:  505865 , difficulty:  792076 , date:  "2015-06-06 11:01:05" },
  { height:  505866 , difficulty:  790530 , date:  "2015-06-06 11:01:18" },
  { height:  505867 , difficulty:  790872 , date:  "2015-06-06 11:01:27" },
  { height:  505868 , difficulty:  785777 , date:  "2015-06-06 11:02:28" },
  { height:  505869 , difficulty:  787893 , date:  "2015-06-06 11:03:23" },
  { height:  505870 , difficulty:  784369 , date:  "2015-06-06 11:04:23" },
  { height:  505871 , difficulty:  783881 , date:  "2015-06-06 11:04:38" },
  { height:  505872 , difficulty:  784412 , date:  "2015-06-06 11:05:47" },
  { height:  505873 , difficulty:  784915 , date:  "2015-06-06 11:05:49" },
  { height:  505874 , difficulty:  785057 , date:  "2015-06-06 11:06:27" },
  { height:  505875 , difficulty:  786035 , date:  "2015-06-06 11:06:33" },
  { height:  505876 , difficulty:  782927 , date:  "2015-06-06 11:07:29" },
  { height:  505877 , difficulty:  783021 , date:  "2015-06-06 11:08:58" },
  { height:  505878 , difficulty:  784086 , date:  "2015-06-06 11:09:26" },
  { height:  505879 , difficulty:  784753 , date:  "2015-06-06 11:14:07" },
  { height:  505880 , difficulty:  784259 , date:  "2015-06-06 11:14:43" },
  { height:  505881 , difficulty:  783089 , date:  "2015-06-06 11:15:26" },
  { height:  505882 , difficulty:  782603 , date:  "2015-06-06 11:16:01" },
  { height:  505883 , difficulty:  782093 , date:  "2015-06-06 11:17:20" },
  { height:  505884 , difficulty:  782225 , date:  "2015-06-06 11:18:15" },
  { height:  505885 , difficulty:  780522 , date:  "2015-06-06 11:18:27" },
  { height:  505886 , difficulty:  780269 , date:  "2015-06-06 11:19:33" },
  { height:  505887 , difficulty:  780754 , date:  "2015-06-06 11:19:34" },
  { height:  505888 , difficulty:  780699 , date:  "2015-06-06 11:20:19" },
  { height:  505889 , difficulty:  780030 , date:  "2015-06-06 11:20:51" },
  { height:  505890 , difficulty:  779197 , date:  "2015-06-06 11:21:14" },
  { height:  505891 , difficulty:  780842 , date:  "2015-06-06 11:21:59" },
  { height:  505892 , difficulty:  780081 , date:  "2015-06-06 11:22:43" },
  { height:  505893 , difficulty:  783120 , date:  "2015-06-06 11:23:01" },
  { height:  505894 , difficulty:  778352 , date:  "2015-06-06 11:24:02" },
  { height:  505895 , difficulty:  776222 , date:  "2015-06-06 11:24:05" },
  { height:  505896 , difficulty:  778434 , date:  "2015-06-06 11:25:40" },
  { height:  505897 , difficulty:  783803 , date:  "2015-06-06 11:25:38" },
  { height:  505898 , difficulty:  784820 , date:  "2015-06-06 11:26:08" },
  { height:  505899 , difficulty:  783690 , date:  "2015-06-06 11:26:53" },
  { height:  505900 , difficulty:  784094 , date:  "2015-06-06 11:27:01" },
  { height:  505901 , difficulty:  785492 , date:  "2015-06-06 11:27:46" },
  { height:  505902 , difficulty:  781659 , date:  "2015-06-06 11:27:51" },
  { height:  505903 , difficulty:  781646 , date:  "2015-06-06 11:30:01" },
  { height:  505904 , difficulty:  781278 , date:  "2015-06-06 11:31:00" },
  { height:  505905 , difficulty:  779616 , date:  "2015-06-06 11:32:21" },
  { height:  505906 , difficulty:  777735 , date:  "2015-06-06 11:32:26" },
  { height:  505907 , difficulty:  780852 , date:  "2015-06-06 11:33:18" },
  { height:  505908 , difficulty:  779246 , date:  "2015-06-06 11:33:21" },
  { height:  505909 , difficulty:  779674 , date:  "2015-06-06 11:33:41" },
  { height:  505910 , difficulty:  781597 , date:  "2015-06-06 11:33:58" },
  { height:  505911 , difficulty:  782173 , date:  "2015-06-06 11:34:08" },
  { height:  505912 , difficulty:  782207 , date:  "2015-06-06 11:34:54" },
  { height:  505913 , difficulty:  781617 , date:  "2015-06-06 11:34:57" },
  { height:  505914 , difficulty:  784357 , date:  "2015-06-06 11:36:28" },
  { height:  505915 , difficulty:  783321 , date:  "2015-06-06 11:36:51" },
  { height:  505916 , difficulty:  785907 , date:  "2015-06-06 11:37:09" },
  { height:  505917 , difficulty:  786746 , date:  "2015-06-06 11:37:14" },
  { height:  505918 , difficulty:  787921 , date:  "2015-06-06 11:37:18" },
  { height:  505919 , difficulty:  788301 , date:  "2015-06-06 11:41:44" },
  { height:  505920 , difficulty:  791931 , date:  "2015-06-06 11:42:35" },
  { height:  505921 , difficulty:  791394 , date:  "2015-06-06 11:42:39" },
  { height:  505922 , difficulty:  791791 , date:  "2015-06-06 11:44:37" },
  { height:  505923 , difficulty:  790037 , date:  "2015-06-06 11:44:39" },
  { height:  505924 , difficulty:  789285 , date:  "2015-06-06 11:45:00" },
  { height:  505925 , difficulty:  788779 , date:  "2015-06-06 11:45:04" },
  { height:  505926 , difficulty:  791101 , date:  "2015-06-06 11:45:38" },
  { height:  505927 , difficulty:  790923 , date:  "2015-06-06 11:45:40" },
  { height:  505928 , difficulty:  790687 , date:  "2015-06-06 11:48:18" },
  { height:  505929 , difficulty:  791166 , date:  "2015-06-06 11:48:55" },
  { height:  505930 , difficulty:  790247 , date:  "2015-06-06 11:49:06" },
  { height:  505931 , difficulty:  791734 , date:  "2015-06-06 11:50:37" },
  { height:  505932 , difficulty:  793002 , date:  "2015-06-06 11:50:42" },
  { height:  505933 , difficulty:  792524 , date:  "2015-06-06 11:51:30" },
  { height:  505934 , difficulty:  795120 , date:  "2015-06-06 11:54:50" },
  { height:  505935 , difficulty:  798884 , date:  "2015-06-06 11:55:28" },
  { height:  505936 , difficulty:  798266 , date:  "2015-06-06 11:55:33" },
  { height:  505937 , difficulty:  798778 , date:  "2015-06-06 11:55:52" },
  { height:  505938 , difficulty:  799995 , date:  "2015-06-06 11:55:58" },
  { height:  505939 , difficulty:  801925 , date:  "2015-06-06 11:57:12" },
  { height:  505940 , difficulty:  802362 , date:  "2015-06-06 11:57:45" },
  { height:  505941 , difficulty:  802113 , date:  "2015-06-06 11:58:42" },
  { height:  505942 , difficulty:  802047 , date:  "2015-06-06 11:59:08" },
  { height:  505943 , difficulty:  804460 , date:  "2015-06-06 12:01:04" },
  { height:  505944 , difficulty:  806828 , date:  "2015-06-06 12:03:52" },
  { height:  505945 , difficulty:  806092 , date:  "2015-06-06 12:04:56" },
  { height:  505946 , difficulty:  804905 , date:  "2015-06-06 12:05:02" },
  { height:  505947 , difficulty:  807368 , date:  "2015-06-06 12:05:56" },
  { height:  505948 , difficulty:  805930 , date:  "2015-06-06 12:06:27" },
  { height:  505949 , difficulty:  806889 , date:  "2015-06-06 12:06:31" },
  { height:  505950 , difficulty:  808050 , date:  "2015-06-06 12:07:07" },
  { height:  505951 , difficulty:  808050 , date:  "2015-06-06 12:08:52" },
  { height:  505952 , difficulty:  810353 , date:  "2015-06-06 12:08:56" },
  { height:  505953 , difficulty:  808429 , date:  "2015-06-06 12:09:22" },
  { height:  505954 , difficulty:  809115 , date:  "2015-06-06 12:10:37" },
  { height:  505955 , difficulty:  802363 , date:  "2015-06-06 12:11:20" },
  { height:  505956 , difficulty:  802356 , date:  "2015-06-06 12:13:19" },
  { height:  505957 , difficulty:  803128 , date:  "2015-06-06 12:13:55" },
  { height:  505958 , difficulty:  803821 , date:  "2015-06-06 12:15:29" },
  { height:  505959 , difficulty:  808159 , date:  "2015-06-06 12:16:44" },
  { height:  505960 , difficulty:  807543 , date:  "2015-06-06 12:16:50" },
  { height:  505961 , difficulty:  807491 , date:  "2015-06-06 12:16:54" },
  { height:  505962 , difficulty:  806544 , date:  "2015-06-06 12:16:56" },
  { height:  505963 , difficulty:  807374 , date:  "2015-06-06 12:17:11" },
  { height:  505964 , difficulty:  816456 , date:  "2015-06-06 12:17:41" },
  { height:  505965 , difficulty:  815892 , date:  "2015-06-06 12:18:32" },
  { height:  505966 , difficulty:  816357 , date:  "2015-06-06 12:19:26" },
  { height:  505967 , difficulty:  815467 , date:  "2015-06-06 12:18:55" },
  { height:  505968 , difficulty:  815583 , date:  "2015-06-06 12:19:29" },
  { height:  505969 , difficulty:  817369 , date:  "2015-06-06 12:19:43" },
  { height:  505970 , difficulty:  815965 , date:  "2015-06-06 12:20:39" },
  { height:  505971 , difficulty:  818980 , date:  "2015-06-06 12:21:25" },
  { height:  505972 , difficulty:  818103 , date:  "2015-06-06 12:21:35" },
  { height:  505973 , difficulty:  818233 , date:  "2015-06-06 12:21:53" },
  { height:  505974 , difficulty:  818467 , date:  "2015-06-06 12:23:28" },
  { height:  505975 , difficulty:  821984 , date:  "2015-06-06 12:23:57" },
  { height:  505976 , difficulty:  822242 , date:  "2015-06-06 12:25:56" },
  { height:  505977 , difficulty:  822402 , date:  "2015-06-06 12:25:58" },
  { height:  505978 , difficulty:  822581 , date:  "2015-06-06 12:27:11" },
  { height:  505979 , difficulty:  820719 , date:  "2015-06-06 12:29:18" },
  { height:  505980 , difficulty:  819620 , date:  "2015-06-06 12:29:44" },
  { height:  505981 , difficulty:  817837 , date:  "2015-06-06 12:29:46" },
  { height:  505982 , difficulty:  819598 , date:  "2015-06-06 12:30:16" },
  { height:  505983 , difficulty:  820306 , date:  "2015-06-06 12:30:53" },
  { height:  505984 , difficulty:  820603 , date:  "2015-06-06 12:31:42" },
  { height:  505985 , difficulty:  820391 , date:  "2015-06-06 12:31:45" },
  { height:  505986 , difficulty:  823756 , date:  "2015-06-06 12:32:59" },
  { height:  505987 , difficulty:  823779 , date:  "2015-06-06 12:33:11" },
  { height:  505988 , difficulty:  826447 , date:  "2015-06-06 12:33:22" },
  { height:  505989 , difficulty:  832280 , date:  "2015-06-06 12:34:48" },
  { height:  505990 , difficulty:  830844 , date:  "2015-06-06 12:35:32" },
  { height:  505991 , difficulty:  830476 , date:  "2015-06-06 12:35:41" },
  { height:  505992 , difficulty:  830713 , date:  "2015-06-06 12:36:20" },
  { height:  505993 , difficulty:  832180 , date:  "2015-06-06 12:36:21" },
  { height:  505994 , difficulty:  834023 , date:  "2015-06-06 12:36:52" },
  { height:  505995 , difficulty:  828920 , date:  "2015-06-06 12:36:54" },
  { height:  505996 , difficulty:  829224 , date:  "2015-06-06 12:39:08" },
  { height:  505997 , difficulty:  829989 , date:  "2015-06-06 12:39:09" },
  { height:  505998 , difficulty:  829302 , date:  "2015-06-06 12:39:23" },
  { height:  505999 , difficulty:  830195 , date:  "2015-06-06 12:39:43" },
  { height:  506000 , difficulty:  830465 , date:  "2015-06-06 12:40:28" },
  { height:  506001 , difficulty:  830526 , date:  "2015-06-06 12:41:10" },
  { height:  506002 , difficulty:  832808 , date:  "2015-06-06 12:41:48" },
  { height:  506003 , difficulty:  833242 , date:  "2015-06-06 12:42:31" },
  { height:  506004 , difficulty:  833388 , date:  "2015-06-06 12:42:20" },
  { height:  506005 , difficulty:  832694 , date:  "2015-06-06 12:46:03" },
  { height:  506006 , difficulty:  836822 , date:  "2015-06-06 12:46:37" },
  { height:  506007 , difficulty:  834755 , date:  "2015-06-06 12:47:13" },
  { height:  506008 , difficulty:  842924 , date:  "2015-06-06 12:47:57" },
  { height:  506009 , difficulty:  843952 , date:  "2015-06-06 12:48:00" },
  { height:  506010 , difficulty:  838862 , date:  "2015-06-06 12:48:05" },
  { height:  506011 , difficulty:  840088 , date:  "2015-06-06 12:48:50" },
  { height:  506012 , difficulty:  840146 , date:  "2015-06-06 12:49:32" },
  { height:  506013 , difficulty:  841082 , date:  "2015-06-06 12:49:36" },
  { height:  506014 , difficulty:  841358 , date:  "2015-06-06 12:50:19" },
  { height:  506015 , difficulty:  843025 , date:  "2015-06-06 12:51:02" },
  { height:  506016 , difficulty:  842401 , date:  "2015-06-06 12:54:51" },
  { height:  506017 , difficulty:  843693 , date:  "2015-06-06 12:54:54" },
  { height:  506018 , difficulty:  845627 , date:  "2015-06-06 12:56:40" },
  { height:  506019 , difficulty:  844700 , date:  "2015-06-06 12:57:52" },
  { height:  506020 , difficulty:  842130 , date:  "2015-06-06 12:58:17" },
  { height:  506021 , difficulty:  840738 , date:  "2015-06-06 12:58:36" },
  { height:  506022 , difficulty:  842341 , date:  "2015-06-06 12:59:36" },
  { height:  506023 , difficulty:  842439 , date:  "2015-06-06 13:00:02" },
  { height:  506024 , difficulty:  844052 , date:  "2015-06-06 13:02:52" },
  { height:  506025 , difficulty:  844148 , date:  "2015-06-06 13:02:53" },
  { height:  506026 , difficulty:  845953 , date:  "2015-06-06 13:03:22" },
  { height:  506027 , difficulty:  850413 , date:  "2015-06-06 13:03:29" },
  { height:  506028 , difficulty:  850623 , date:  "2015-06-06 13:04:54" },
  { height:  506029 , difficulty:  853165 , date:  "2015-06-06 13:04:59" },
  { height:  506030 , difficulty:  851492 , date:  "2015-06-06 13:06:16" },
  { height:  506031 , difficulty:  852578 , date:  "2015-06-06 13:06:41" },
  { height:  506032 , difficulty:  849622 , date:  "2015-06-06 13:06:45" },
  { height:  506033 , difficulty:  849274 , date:  "2015-06-06 13:07:07" },
  { height:  506034 , difficulty:  847287 , date:  "2015-06-06 13:07:38" },
  { height:  506035 , difficulty:  849703 , date:  "2015-06-06 13:07:45" },
  { height:  506036 , difficulty:  849883 , date:  "2015-06-06 13:08:48" },
  { height:  506037 , difficulty:  851280 , date:  "2015-06-06 13:08:53" },
  { height:  506038 , difficulty:  851586 , date:  "2015-06-06 13:08:59" },
  { height:  506039 , difficulty:  855597 , date:  "2015-06-06 13:09:02" },
  { height:  506040 , difficulty:  858245 , date:  "2015-06-06 13:11:22" },
  { height:  506041 , difficulty:  857067 , date:  "2015-06-06 13:11:40" },
  { height:  506042 , difficulty:  859991 , date:  "2015-06-06 13:13:08" },
  { height:  506043 , difficulty:  860021 , date:  "2015-06-06 13:13:43" },
  { height:  506044 , difficulty:  860605 , date:  "2015-06-06 13:13:55" },
  { height:  506045 , difficulty:  860751 , date:  "2015-06-06 13:14:35" },
  { height:  506046 , difficulty:  859428 , date:  "2015-06-06 13:14:41" },
  { height:  506047 , difficulty:  859442 , date:  "2015-06-06 13:15:09" },
  { height:  506048 , difficulty:  859510 , date:  "2015-06-06 13:15:44" },
  { height:  506049 , difficulty:  859385 , date:  "2015-06-06 13:15:54" },
  { height:  506050 , difficulty:  857721 , date:  "2015-06-06 13:17:19" },
  { height:  506051 , difficulty:  857963 , date:  "2015-06-06 13:17:23" },
  { height:  506052 , difficulty:  856643 , date:  "2015-06-06 13:18:49" },
  { height:  506053 , difficulty:  858803 , date:  "2015-06-06 13:18:55" },
  { height:  506054 , difficulty:  857344 , date:  "2015-06-06 13:19:05" },
  { height:  506055 , difficulty:  856623 , date:  "2015-06-06 13:19:37" },
  { height:  506056 , difficulty:  858362 , date:  "2015-06-06 13:22:00" },
  { height:  506057 , difficulty:  859196 , date:  "2015-06-06 13:22:48" },
  { height:  506058 , difficulty:  858685 , date:  "2015-06-06 13:22:51" },
  { height:  506059 , difficulty:  858039 , date:  "2015-06-06 13:24:09" },
  { height:  506060 , difficulty:  857064 , date:  "2015-06-06 13:24:44" },
  { height:  506061 , difficulty:  858987 , date:  "2015-06-06 13:29:38" },
  { height:  506062 , difficulty:  864972 , date:  "2015-06-06 13:31:29" },
  { height:  506063 , difficulty:  864878 , date:  "2015-06-06 13:32:27" },
  { height:  506064 , difficulty:  865099 , date:  "2015-06-06 13:32:53" },
  { height:  506065 , difficulty:  870853 , date:  "2015-06-06 13:39:24" },
  { height:  506066 , difficulty:  870078 , date:  "2015-06-06 13:39:28" },
  { height:  506067 , difficulty:  870201 , date:  "2015-06-06 13:40:20" },
  { height:  506068 , difficulty:  872549 , date:  "2015-06-06 13:40:22" },
  { height:  506069 , difficulty:  873126 , date:  "2015-06-06 13:40:58" },
  { height:  506070 , difficulty:  872606 , date:  "2015-06-06 13:42:19" },
  { height:  506071 , difficulty:  874426 , date:  "2015-06-06 13:43:01" },
  { height:  506072 , difficulty:  872767 , date:  "2015-06-06 13:44:38" },
  { height:  506073 , difficulty:  874021 , date:  "2015-06-06 13:44:41" },
  { height:  506074 , difficulty:  875988 , date:  "2015-06-06 13:46:45" },
  { height:  506075 , difficulty:  879482 , date:  "2015-06-06 13:47:40" },
  { height:  506076 , difficulty:  878634 , date:  "2015-06-06 13:48:20" },
  { height:  506077 , difficulty:  879671 , date:  "2015-06-06 13:48:53" },
  { height:  506078 , difficulty:  879421 , date:  "2015-06-06 13:53:43" },
  { height:  506079 , difficulty:  881093 , date:  "2015-06-06 13:53:46" },
  { height:  506080 , difficulty:  881079 , date:  "2015-06-06 13:56:28" },
  { height:  506081 , difficulty:  882066 , date:  "2015-06-06 13:57:13" },
  { height:  506082 , difficulty:  885491 , date:  "2015-06-06 13:57:33" },
  { height:  506083 , difficulty:  885910 , date:  "2015-06-06 13:57:58" },
  { height:  506084 , difficulty:  884932 , date:  "2015-06-06 13:58:57" },
  { height:  506085 , difficulty:  888256 , date:  "2015-06-06 13:59:14" },
  { height:  506086 , difficulty:  892150 , date:  "2015-06-06 14:00:40" },
  { height:  506087 , difficulty:  891975 , date:  "2015-06-06 14:01:27" },
  { height:  506088 , difficulty:  893240 , date:  "2015-06-06 14:04:33" },
  { height:  506089 , difficulty:  895898 , date:  "2015-06-06 14:04:35" },
  { height:  506090 , difficulty:  895337 , date:  "2015-06-06 14:04:56" },
  { height:  506091 , difficulty:  897267 , date:  "2015-06-06 14:05:59" },
  { height:  506092 , difficulty:  892515 , date:  "2015-06-06 14:06:23" },
  { height:  506093 , difficulty:  892936 , date:  "2015-06-06 14:08:10" },
  { height:  506094 , difficulty:  890196 , date:  "2015-06-06 14:08:50" },
  { height:  506095 , difficulty:  889687 , date:  "2015-06-06 14:08:59" },
  { height:  506096 , difficulty:  892211 , date:  "2015-06-06 14:09:42" },
  { height:  506097 , difficulty:  895242 , date:  "2015-06-06 14:10:39" },
  { height:  506098 , difficulty:  894832 , date:  "2015-06-06 14:11:15" },
  { height:  506099 , difficulty:  896755 , date:  "2015-06-06 14:11:42" },
  { height:  506100 , difficulty:  894551 , date:  "2015-06-06 14:14:10" },
  { height:  506101 , difficulty:  897006 , date:  "2015-06-06 14:14:13" },
  { height:  506102 , difficulty:  896606 , date:  "2015-06-06 14:15:15" },
  { height:  506103 , difficulty:  897492 , date:  "2015-06-06 14:17:03" },
  { height:  506104 , difficulty:  898913 , date:  "2015-06-06 14:18:00" },
  { height:  506105 , difficulty:  899960 , date:  "2015-06-06 14:18:38" },
  { height:  506106 , difficulty:  898361 , date:  "2015-06-06 14:18:42" },
  { height:  506107 , difficulty:  900384 , date:  "2015-06-06 14:20:21" },
  { height:  506108 , difficulty:  900677 , date:  "2015-06-06 14:20:29" },
  { height:  506109 , difficulty:  901624 , date:  "2015-06-06 14:20:33" },
  { height:  506110 , difficulty:  902956 , date:  "2015-06-06 14:21:10" },
  { height:  506111 , difficulty:  903225 , date:  "2015-06-06 14:22:31" },
  { height:  506112 , difficulty:  903374 , date:  "2015-06-06 14:22:56" },
  { height:  506113 , difficulty:  903937 , date:  "2015-06-06 14:23:46" },
  { height:  506114 , difficulty:  904289 , date:  "2015-06-06 14:23:52" },
  { height:  506115 , difficulty:  905045 , date:  "2015-06-06 14:24:21" },
  { height:  506116 , difficulty:  902757 , date:  "2015-06-06 14:25:18" },
  { height:  506117 , difficulty:  902590 , date:  "2015-06-06 14:26:09" },
  { height:  506118 , difficulty:  900413 , date:  "2015-06-06 14:25:44" },
  { height:  506119 , difficulty:  900105 , date:  "2015-06-06 14:26:51" },
  { height:  506120 , difficulty:  900418 , date:  "2015-06-06 14:26:53" },
  { height:  506121 , difficulty:  899634 , date:  "2015-06-06 14:27:18" },
  { height:  506122 , difficulty:  903230 , date:  "2015-06-06 14:29:30" },
  { height:  506123 , difficulty:  904071 , date:  "2015-06-06 14:31:03" },
  { height:  506124 , difficulty:  906313 , date:  "2015-06-06 14:32:07" },
  { height:  506125 , difficulty:  907513 , date:  "2015-06-06 14:32:10" },
  { height:  506126 , difficulty:  908977 , date:  "2015-06-06 14:32:15" },
  { height:  506127 , difficulty:  909782 , date:  "2015-06-06 14:34:40" },
  { height:  506128 , difficulty:  908626 , date:  "2015-06-06 14:34:42" },
  { height:  506129 , difficulty:  908890 , date:  "2015-06-06 14:35:55" },
  { height:  506130 , difficulty:  911595 , date:  "2015-06-06 14:37:22" },
  { height:  506131 , difficulty:  916384 , date:  "2015-06-06 14:39:27" },
  { height:  506132 , difficulty:  915609 , date:  "2015-06-06 14:40:09" },
  { height:  506133 , difficulty:  914503 , date:  "2015-06-06 14:39:37" },
  { height:  506134 , difficulty:  916320 , date:  "2015-06-06 14:39:47" },
  { height:  506135 , difficulty:  920138 , date:  "2015-06-06 14:40:07" },
  { height:  506136 , difficulty:  919504 , date:  "2015-06-06 14:42:04" },
  { height:  506137 , difficulty:  912148 , date:  "2015-06-06 14:43:13" },
  { height:  506138 , difficulty:  909234 , date:  "2015-06-06 14:43:48" },
  { height:  506139 , difficulty:  908432 , date:  "2015-06-06 14:44:35" },
  { height:  506140 , difficulty:  908017 , date:  "2015-06-06 14:45:53" },
  { height:  506141 , difficulty:  897313 , date:  "2015-06-06 14:47:30" },
  { height:  506142 , difficulty:  899506 , date:  "2015-06-06 14:47:47" },
  { height:  506143 , difficulty:  898765 , date:  "2015-06-06 14:48:23" },
  { height:  506144 , difficulty:  900556 , date:  "2015-06-06 14:49:25" },
  { height:  506145 , difficulty:  900527 , date:  "2015-06-06 14:49:50" },
  { height:  506146 , difficulty:  898533 , date:  "2015-06-06 14:52:11" },
  { height:  506147 , difficulty:  898737 , date:  "2015-06-06 14:52:16" },
  { height:  506148 , difficulty:  897335 , date:  "2015-06-06 14:52:28" },
  { height:  506149 , difficulty:  897715 , date:  "2015-06-06 14:55:17" },
  { height:  506150 , difficulty:  900058 , date:  "2015-06-06 14:55:28" },
  { height:  506151 , difficulty:  900041 , date:  "2015-06-06 14:58:23" },
  { height:  506152 , difficulty:  900169 , date:  "2015-06-06 14:58:25" },
  { height:  506153 , difficulty:  901356 , date:  "2015-06-06 14:58:44" },
  { height:  506154 , difficulty:  896551 , date:  "2015-06-06 14:59:32" },
  { height:  506155 , difficulty:  896946 , date:  "2015-06-06 15:00:31" },
  { height:  506156 , difficulty:  894210 , date:  "2015-06-06 15:01:45" },
  { height:  506157 , difficulty:  897205 , date:  "2015-06-06 15:02:24" },
  { height:  506158 , difficulty:  898157 , date:  "2015-06-06 15:02:29" },
  { height:  506159 , difficulty:  900602 , date:  "2015-06-06 15:03:00" },
  { height:  506160 , difficulty:  899246 , date:  "2015-06-06 15:03:11" },
  { height:  506161 , difficulty:  899360 , date:  "2015-06-06 15:05:52" },
  { height:  506162 , difficulty:  900185 , date:  "2015-06-06 15:06:23" },
  { height:  506163 , difficulty:  902620 , date:  "2015-06-06 15:07:18" },
  { height:  506164 , difficulty:  897909 , date:  "2015-06-06 15:08:12" },
  { height:  506165 , difficulty:  898943 , date:  "2015-06-06 15:08:15" },
  { height:  506166 , difficulty:  899569 , date:  "2015-06-06 15:08:44" },
  { height:  506167 , difficulty:  899883 , date:  "2015-06-06 15:08:45" },
  { height:  506168 , difficulty:  899636 , date:  "2015-06-06 15:09:44" },
  { height:  506169 , difficulty:  896957 , date:  "2015-06-06 15:09:46" },
  { height:  506170 , difficulty:  898586 , date:  "2015-06-06 15:10:41" },
  { height:  506171 , difficulty:  900016 , date:  "2015-06-06 15:11:08" },
  { height:  506172 , difficulty:  908267 , date:  "2015-06-06 15:11:10" },
  { height:  506173 , difficulty:  907047 , date:  "2015-06-06 15:12:12" },
  { height:  506174 , difficulty:  907570 , date:  "2015-06-06 15:12:38" },
  { height:  506175 , difficulty:  908867 , date:  "2015-06-06 15:12:46" },
  { height:  506176 , difficulty:  905122 , date:  "2015-06-06 15:14:15" },
  { height:  506177 , difficulty:  905887 , date:  "2015-06-06 15:16:00" },
  { height:  506178 , difficulty:  905447 , date:  "2015-06-06 15:16:05" },
  { height:  506179 , difficulty:  903692 , date:  "2015-06-06 15:16:15" },
  { height:  506180 , difficulty:  903637 , date:  "2015-06-06 15:19:33" },
  { height:  506181 , difficulty:  908361 , date:  "2015-06-06 15:20:09" },
  { height:  506182 , difficulty:  911906 , date:  "2015-06-06 15:24:01" },
  { height:  506183 , difficulty:  911312 , date:  "2015-06-06 15:24:16" },
  { height:  506184 , difficulty:  911785 , date:  "2015-06-06 15:24:51" },
  { height:  506185 , difficulty:  912440 , date:  "2015-06-06 15:24:55" },
  { height:  506186 , difficulty:  913331 , date:  "2015-06-06 15:25:09" },
  { height:  506187 , difficulty:  912019 , date:  "2015-06-06 15:25:23" },
  { height:  506188 , difficulty:  914868 , date:  "2015-06-06 15:28:51" },
  { height:  506189 , difficulty:  913962 , date:  "2015-06-06 15:29:09" },
  { height:  506190 , difficulty:  914248 , date:  "2015-06-06 15:29:11" },
  { height:  506191 , difficulty:  916106 , date:  "2015-06-06 15:32:37" },
  { height:  506192 , difficulty:  915545 , date:  "2015-06-06 15:36:27" },
  { height:  506193 , difficulty:  918029 , date:  "2015-06-06 15:36:46" },
  { height:  506194 , difficulty:  918897 , date:  "2015-06-06 15:37:15" },
  { height:  506195 , difficulty:  919645 , date:  "2015-06-06 15:38:30" },
  { height:  506196 , difficulty:  922112 , date:  "2015-06-06 15:40:43" },
  { height:  506197 , difficulty:  923042 , date:  "2015-06-06 15:41:22" },
  { height:  506198 , difficulty:  919543 , date:  "2015-06-06 15:40:56" },
  { height:  506199 , difficulty:  921131 , date:  "2015-06-06 15:43:30" },
  { height:  506200 , difficulty:  922429 , date:  "2015-06-06 15:43:46" },
  { height:  506201 , difficulty:  922824 , date:  "2015-06-06 15:45:08" },
  { height:  506202 , difficulty:  924404 , date:  "2015-06-06 15:45:17" },
  { height:  506203 , difficulty:  921940 , date:  "2015-06-06 15:48:36" },
  { height:  506204 , difficulty:  922550 , date:  "2015-06-06 15:49:01" },
  { height:  506205 , difficulty:  923281 , date:  "2015-06-06 15:49:31" },
  { height:  506206 , difficulty:  921129 , date:  "2015-06-06 15:49:57" },
  { height:  506207 , difficulty:  918673 , date:  "2015-06-06 15:51:22" },
  { height:  506208 , difficulty:  918852 , date:  "2015-06-06 15:51:29" },
  { height:  506209 , difficulty:  920642 , date:  "2015-06-06 15:52:12" },
  { height:  506210 , difficulty:  926335 , date:  "2015-06-06 15:52:34" },
  { height:  506211 , difficulty:  927652 , date:  "2015-06-06 15:57:02" },
  { height:  506212 , difficulty:  924726 , date:  "2015-06-06 15:57:18" },
  { height:  506213 , difficulty:  923935 , date:  "2015-06-06 15:59:23" },
  { height:  506214 , difficulty:  925520 , date:  "2015-06-06 16:03:55" },
  { height:  506215 , difficulty:  927250 , date:  "2015-06-06 16:04:51" },
  { height:  506216 , difficulty:  925411 , date:  "2015-06-06 16:10:09" },
  { height:  506217 , difficulty:  925484 , date:  "2015-06-06 16:13:11" },
  { height:  506218 , difficulty:  926015 , date:  "2015-06-06 16:17:41" },
  { height:  506219 , difficulty:  928178 , date:  "2015-06-06 16:18:07" },
  { height:  506220 , difficulty:  927676 , date:  "2015-06-06 16:18:53" },
  { height:  506221 , difficulty:  927351 , date:  "2015-06-06 16:20:11" },
  { height:  506222 , difficulty:  925004 , date:  "2015-06-06 16:21:47" },
  { height:  506223 , difficulty:  925399 , date:  "2015-06-06 16:24:18" },
  { height:  506224 , difficulty:  928297 , date:  "2015-06-06 16:23:58" },
  { height:  506225 , difficulty:  923806 , date:  "2015-06-06 16:25:11" },
  { height:  506226 , difficulty:  923961 , date:  "2015-06-06 16:25:24" },
  { height:  506227 , difficulty:  920804 , date:  "2015-06-06 16:26:07" },
  { height:  506228 , difficulty:  921227 , date:  "2015-06-06 16:27:54" },
  { height:  506229 , difficulty:  921739 , date:  "2015-06-06 16:27:56" },
  { height:  506230 , difficulty:  925290 , date:  "2015-06-06 16:28:53" },
  { height:  506231 , difficulty:  923937 , date:  "2015-06-06 16:33:06" },
  { height:  506232 , difficulty:  922316 , date:  "2015-06-06 16:33:47" },
  { height:  506233 , difficulty:  922376 , date:  "2015-06-06 16:34:53" },
  { height:  506234 , difficulty:  923749 , date:  "2015-06-06 16:35:31" },
  { height:  506235 , difficulty:  923282 , date:  "2015-06-06 16:35:53" },
  { height:  506236 , difficulty:  926036 , date:  "2015-06-06 16:36:58" },
  { height:  506237 , difficulty:  923230 , date:  "2015-06-06 16:38:25" },
  { height:  506238 , difficulty:  924460 , date:  "2015-06-06 16:40:15" },
  { height:  506239 , difficulty:  923459 , date:  "2015-06-06 16:40:41" },
  { height:  506240 , difficulty:  926598 , date:  "2015-06-06 16:41:28" },
  { height:  506241 , difficulty:  928191 , date:  "2015-06-06 16:42:55" },
  { height:  506242 , difficulty:  929126 , date:  "2015-06-06 16:42:59" },
  { height:  506243 , difficulty:  930699 , date:  "2015-06-06 16:46:19" },
  { height:  506244 , difficulty:  934128 , date:  "2015-06-06 16:47:11" },
  { height:  506245 , difficulty:  935037 , date:  "2015-06-06 16:47:14" },
  { height:  506246 , difficulty:  933792 , date:  "2015-06-06 16:47:39" },
  { height:  506247 , difficulty:  934523 , date:  "2015-06-06 16:49:24" },
  { height:  506248 , difficulty:  934918 , date:  "2015-06-06 16:51:58" },
  { height:  506249 , difficulty:  933608 , date:  "2015-06-06 16:52:26" },
  { height:  506250 , difficulty:  934789 , date:  "2015-06-06 16:53:20" },
  { height:  506251 , difficulty:  936128 , date:  "2015-06-06 16:53:45" },
  { height:  506252 , difficulty:  933959 , date:  "2015-06-06 16:55:00" },
  { height:  506253 , difficulty:  935955 , date:  "2015-06-06 16:56:02" },
  { height:  506254 , difficulty:  936948 , date:  "2015-06-06 16:56:04" },
  { height:  506255 , difficulty:  937542 , date:  "2015-06-06 17:00:50" },
  { height:  506256 , difficulty:  936826 , date:  "2015-06-06 17:01:17" },
  { height:  506257 , difficulty:  938535 , date:  "2015-06-06 17:01:47" },
  { height:  506258 , difficulty:  938269 , date:  "2015-06-06 17:01:53" },
  { height:  506259 , difficulty:  939011 , date:  "2015-06-06 17:02:03" },
  { height:  506260 , difficulty:  938411 , date:  "2015-06-06 17:05:08" },
  { height:  506261 , difficulty:  940743 , date:  "2015-06-06 17:04:53" },
  { height:  506262 , difficulty:  941551 , date:  "2015-06-06 17:05:41" },
  { height:  506263 , difficulty:  946863 , date:  "2015-06-06 17:06:40" },
  { height:  506264 , difficulty:  940923 , date:  "2015-06-06 17:07:31" },
  { height:  506265 , difficulty:  943418 , date:  "2015-06-06 17:10:44" },
  { height:  506266 , difficulty:  946200 , date:  "2015-06-06 17:10:50" },
  { height:  506267 , difficulty:  940396 , date:  "2015-06-06 17:11:41" },
  { height:  506268 , difficulty:  934809 , date:  "2015-06-06 17:12:26" },
  { height:  506269 , difficulty:  937512 , date:  "2015-06-06 17:12:52" },
  { height:  506270 , difficulty:  937918 , date:  "2015-06-06 17:13:05" },
  { height:  506271 , difficulty:  937081 , date:  "2015-06-06 17:15:18" },
  { height:  506272 , difficulty:  935227 , date:  "2015-06-06 17:18:15" },
  { height:  506273 , difficulty:  936271 , date:  "2015-06-06 17:18:20" },
  { height:  506274 , difficulty:  938826 , date:  "2015-06-06 17:19:00" },
  { height:  506275 , difficulty:  936693 , date:  "2015-06-06 17:19:27" },
  { height:  506276 , difficulty:  937867 , date:  "2015-06-06 17:20:16" },
  { height:  506277 , difficulty:  936562 , date:  "2015-06-06 17:21:45" },
  { height:  506278 , difficulty:  936713 , date:  "2015-06-06 17:21:49" },
  { height:  506279 , difficulty:  932921 , date:  "2015-06-06 17:22:29" },
  { height:  506280 , difficulty:  932703 , date:  "2015-06-06 17:23:38" },
  { height:  506281 , difficulty:  934045 , date:  "2015-06-06 17:24:46" },
  { height:  506282 , difficulty:  933915 , date:  "2015-06-06 17:24:49" },
  { height:  506283 , difficulty:  935576 , date:  "2015-06-06 17:25:00" },
  { height:  506284 , difficulty:  935828 , date:  "2015-06-06 17:25:59" },
  { height:  506285 , difficulty:  935573 , date:  "2015-06-06 17:27:00" },
  { height:  506286 , difficulty:  936748 , date:  "2015-06-06 17:27:47" },
  { height:  506287 , difficulty:  931072 , date:  "2015-06-06 17:28:22" },
  { height:  506288 , difficulty:  933892 , date:  "2015-06-06 17:30:52" },
  { height:  506289 , difficulty:  930605 , date:  "2015-06-06 17:32:02" },
  { height:  506290 , difficulty:  924210 , date:  "2015-06-06 17:32:35" },
  { height:  506291 , difficulty:  924914 , date:  "2015-06-06 17:34:40" },
  { height:  506292 , difficulty:  917449 , date:  "2015-06-06 17:35:11" },
  { height:  506293 , difficulty:  914004 , date:  "2015-06-06 17:36:37" },
  { height:  506294 , difficulty:  907540 , date:  "2015-06-06 17:36:51" },
  { height:  506295 , difficulty:  907800 , date:  "2015-06-06 17:37:06" },
  { height:  506296 , difficulty:  907915 , date:  "2015-06-06 17:37:53" },
  { height:  506297 , difficulty:  906540 , date:  "2015-06-06 17:41:36" },
  { height:  506298 , difficulty:  905970 , date:  "2015-06-06 17:42:34" },
  { height:  506299 , difficulty:  907561 , date:  "2015-06-06 17:43:31" },
  { height:  506300 , difficulty:  907644 , date:  "2015-06-06 17:45:15" },
  { height:  506301 , difficulty:  907913 , date:  "2015-06-06 17:45:05" },
  { height:  506302 , difficulty:  908041 , date:  "2015-06-06 17:46:43" },
  { height:  506303 , difficulty:  908557 , date:  "2015-06-06 17:46:26" },
  { height:  506304 , difficulty:  906068 , date:  "2015-06-06 17:46:50" },
  { height:  506305 , difficulty:  907979 , date:  "2015-06-06 17:48:20" },
  { height:  506306 , difficulty:  908980 , date:  "2015-06-06 17:50:37" },
  { height:  506307 , difficulty:  902522 , date:  "2015-06-06 17:51:05" },
  { height:  506308 , difficulty:  902895 , date:  "2015-06-06 17:51:11" },
  { height:  506309 , difficulty:  903270 , date:  "2015-06-06 17:53:26" },
  { height:  506310 , difficulty:  904450 , date:  "2015-06-06 17:53:27" },
  { height:  506311 , difficulty:  906467 , date:  "2015-06-06 17:59:07" },
  { height:  506312 , difficulty:  905028 , date:  "2015-06-06 17:59:12" },
  { height:  506313 , difficulty:  909582 , date:  "2015-06-06 17:59:13" },
  { height:  506314 , difficulty:  907230 , date:  "2015-06-06 18:00:56" },
  { height:  506315 , difficulty:  912502 , date:  "2015-06-06 18:01:02" },
  { height:  506316 , difficulty:  911656 , date:  "2015-06-06 18:01:43" },
  { height:  506317 , difficulty:  910730 , date:  "2015-06-06 18:01:45" },
  { height:  506318 , difficulty:  914148 , date:  "2015-06-06 18:03:18" },
  { height:  506319 , difficulty:  908923 , date:  "2015-06-06 18:03:40" },
  { height:  506320 , difficulty:  908607 , date:  "2015-06-06 18:03:57" },
  { height:  506321 , difficulty:  910197 , date:  "2015-06-06 18:07:09" },
  { height:  506322 , difficulty:  909991 , date:  "2015-06-06 18:07:27" },
  { height:  506323 , difficulty:  908587 , date:  "2015-06-06 18:10:15" },
  { height:  506324 , difficulty:  906047 , date:  "2015-06-06 18:10:54" },
  { height:  506325 , difficulty:  906369 , date:  "2015-06-06 18:11:25" },
  { height:  506326 , difficulty:  905808 , date:  "2015-06-06 18:11:29" },
  { height:  506327 , difficulty:  905499 , date:  "2015-06-06 18:12:36" },
  { height:  506328 , difficulty:  905048 , date:  "2015-06-06 18:13:25" },
  { height:  506329 , difficulty:  904718 , date:  "2015-06-06 18:13:10" },
  { height:  506330 , difficulty:  905883 , date:  "2015-06-06 18:15:54" },
  { height:  506331 , difficulty:  898457 , date:  "2015-06-06 18:16:01" },
  { height:  506332 , difficulty:  901086 , date:  "2015-06-06 18:17:01" },
  { height:  506333 , difficulty:  902470 , date:  "2015-06-06 18:17:12" },
  { height:  506334 , difficulty:  903452 , date:  "2015-06-06 18:17:35" },
  { height:  506335 , difficulty:  905151 , date:  "2015-06-06 18:18:02" },
  { height:  506336 , difficulty:  903081 , date:  "2015-06-06 18:19:14" },
  { height:  506337 , difficulty:  906404 , date:  "2015-06-06 18:24:57" },
  { height:  506338 , difficulty:  906620 , date:  "2015-06-06 18:25:00" },
  { height:  506339 , difficulty:  905525 , date:  "2015-06-06 18:26:36" },
  { height:  506340 , difficulty:  905578 , date:  "2015-06-06 18:26:48" },
  { height:  506341 , difficulty:  900763 , date:  "2015-06-06 18:28:15" },
  { height:  506342 , difficulty:  903907 , date:  "2015-06-06 18:28:18" },
  { height:  506343 , difficulty:  904035 , date:  "2015-06-06 18:29:57" },
  { height:  506344 , difficulty:  903442 , date:  "2015-06-06 18:30:59" },
  { height:  506345 , difficulty:  903787 , date:  "2015-06-06 18:33:03" },
  { height:  506346 , difficulty:  904923 , date:  "2015-06-06 18:33:10" },
  { height:  506347 , difficulty:  902258 , date:  "2015-06-06 18:34:40" },
  { height:  506348 , difficulty:  903031 , date:  "2015-06-06 18:35:01" },
  { height:  506349 , difficulty:  903425 , date:  "2015-06-06 18:35:53" },
  { height:  506350 , difficulty:  904535 , date:  "2015-06-06 18:36:30" },
  { height:  506351 , difficulty:  904930 , date:  "2015-06-06 18:37:21" },
  { height:  506352 , difficulty:  908929 , date:  "2015-06-06 18:37:42" },
  { height:  506353 , difficulty:  908993 , date:  "2015-06-06 18:38:31" },
  { height:  506354 , difficulty:  909470 , date:  "2015-06-06 18:39:58" },
  { height:  506355 , difficulty:  909473 , date:  "2015-06-06 18:45:09" },
  { height:  506356 , difficulty:  908864 , date:  "2015-06-06 18:46:22" },
  { height:  506357 , difficulty:  910928 , date:  "2015-06-06 18:46:15" },
  { height:  506358 , difficulty:  911280 , date:  "2015-06-06 18:46:57" },
  { height:  506359 , difficulty:  915025 , date:  "2015-06-06 18:47:34" },
  { height:  506360 , difficulty:  913929 , date:  "2015-06-06 18:48:25" },
  { height:  506361 , difficulty:  913470 , date:  "2015-06-06 18:49:09" },
  { height:  506362 , difficulty:  912793 , date:  "2015-06-06 18:49:11" },
  { height:  506363 , difficulty:  918655 , date:  "2015-06-06 18:49:26" },
  { height:  506364 , difficulty:  914896 , date:  "2015-06-06 18:49:36" },
  { height:  506365 , difficulty:  914928 , date:  "2015-06-06 18:49:37" },
  { height:  506366 , difficulty:  915505 , date:  "2015-06-06 18:51:17" },
  { height:  506367 , difficulty:  913308 , date:  "2015-06-06 18:52:48" },
  { height:  506368 , difficulty:  912847 , date:  "2015-06-06 18:53:23" },
  { height:  506369 , difficulty:  911553 , date:  "2015-06-06 18:53:27" },
  { height:  506370 , difficulty:  912594 , date:  "2015-06-06 18:54:11" },
  { height:  506371 , difficulty:  914129 , date:  "2015-06-06 18:55:16" },
  { height:  506372 , difficulty:  913811 , date:  "2015-06-06 18:55:24" },
  { height:  506373 , difficulty:  909142 , date:  "2015-06-06 18:56:06" },
  { height:  506374 , difficulty:  908909 , date:  "2015-06-06 18:56:35" },
  { height:  506375 , difficulty:  908438 , date:  "2015-06-06 19:00:37" },
  { height:  506376 , difficulty:  906360 , date:  "2015-06-06 19:01:23" },
  { height:  506377 , difficulty:  910536 , date:  "2015-06-06 19:04:51" },
  { height:  506378 , difficulty:  909626 , date:  "2015-06-06 19:05:10" },
  { height:  506379 , difficulty:  910717 , date:  "2015-06-06 19:06:43" },
  { height:  506380 , difficulty:  911966 , date:  "2015-06-06 19:06:57" },
  { height:  506381 , difficulty:  909899 , date:  "2015-06-06 19:07:33" },
  { height:  506382 , difficulty:  907058 , date:  "2015-06-06 19:07:36" },
  { height:  506383 , difficulty:  907233 , date:  "2015-06-06 19:08:01" },
  { height:  506384 , difficulty:  910684 , date:  "2015-06-06 19:08:23" },
  { height:  506385 , difficulty:  908487 , date:  "2015-06-06 19:10:42" },
  { height:  506386 , difficulty:  909620 , date:  "2015-06-06 19:11:18" },
  { height:  506387 , difficulty:  908195 , date:  "2015-06-06 19:15:03" },
  { height:  506388 , difficulty:  908431 , date:  "2015-06-06 19:17:14" },
  { height:  506389 , difficulty:  909738 , date:  "2015-06-06 19:18:27" },
  { height:  506390 , difficulty:  908888 , date:  "2015-06-06 19:20:47" },
  { height:  506391 , difficulty:  911652 , date:  "2015-06-06 19:24:11" },
  { height:  506392 , difficulty:  910857 , date:  "2015-06-06 19:23:32" },
  { height:  506393 , difficulty:  915576 , date:  "2015-06-06 19:27:12" },
  { height:  506394 , difficulty:  913514 , date:  "2015-06-06 19:27:15" },
  { height:  506395 , difficulty:  916510 , date:  "2015-06-06 19:29:25" },
  { height:  506396 , difficulty:  918607 , date:  "2015-06-06 19:29:31" },
  { height:  506397 , difficulty:  917658 , date:  "2015-06-06 19:29:46" },
  { height:  506398 , difficulty:  917926 , date:  "2015-06-06 19:29:52" },
  { height:  506399 , difficulty:  913999 , date:  "2015-06-06 19:30:37" },
  { height:  506400 , difficulty:  913242 , date:  "2015-06-06 19:32:20" },
  { height:  506401 , difficulty:  912789 , date:  "2015-06-06 19:32:32" },
  { height:  506402 , difficulty:  913974 , date:  "2015-06-06 19:33:21" },
  { height:  506403 , difficulty:  913403 , date:  "2015-06-06 19:37:03" },
  { height:  506404 , difficulty:  912806 , date:  "2015-06-06 19:37:30" },
  { height:  506405 , difficulty:  913686 , date:  "2015-06-06 19:41:48" },
  { height:  506406 , difficulty:  911532 , date:  "2015-06-06 19:43:50" },
  { height:  506407 , difficulty:  912287 , date:  "2015-06-06 19:45:14" },
  { height:  506408 , difficulty:  911548 , date:  "2015-06-06 19:47:34" },
  { height:  506409 , difficulty:  914243 , date:  "2015-06-06 19:48:12" },
  { height:  506410 , difficulty:  914537 , date:  "2015-06-06 19:51:07" },
  { height:  506411 , difficulty:  914151 , date:  "2015-06-06 19:50:34" },
  { height:  506412 , difficulty:  916615 , date:  "2015-06-06 19:52:26" },
  { height:  506413 , difficulty:  908363 , date:  "2015-06-06 19:56:09" },
  { height:  506414 , difficulty:  908768 , date:  "2015-06-06 19:59:15" },
  { height:  506415 , difficulty:  911771 , date:  "2015-06-06 19:59:17" },
  { height:  506416 , difficulty:  911794 , date:  "2015-06-06 19:59:22" },
  { height:  506417 , difficulty:  910745 , date:  "2015-06-06 20:01:23" },
  { height:  506418 , difficulty:  913920 , date:  "2015-06-06 20:01:56" },
  { height:  506419 , difficulty:  911978 , date:  "2015-06-06 20:03:37" },
  { height:  506420 , difficulty:  912811 , date:  "2015-06-06 20:04:24" },
  { height:  506421 , difficulty:  910928 , date:  "2015-06-06 20:10:50" },
  { height:  506422 , difficulty:  914947 , date:  "2015-06-06 20:11:30" },
  { height:  506423 , difficulty:  913376 , date:  "2015-06-06 20:12:27" },
  { height:  506424 , difficulty:  914813 , date:  "2015-06-06 20:12:55" },
  { height:  506425 , difficulty:  913823 , date:  "2015-06-06 20:14:05" },
  { height:  506426 , difficulty:  914092 , date:  "2015-06-06 20:14:29" },
  { height:  506427 , difficulty:  913437 , date:  "2015-06-06 20:15:24" },
  { height:  506428 , difficulty:  920572 , date:  "2015-06-06 20:16:20" },
  { height:  506429 , difficulty:  919890 , date:  "2015-06-06 20:18:27" },
  { height:  506430 , difficulty:  917833 , date:  "2015-06-06 20:18:40" },
  { height:  506431 , difficulty:  910601 , date:  "2015-06-06 20:18:58" },
  { height:  506432 , difficulty:  910576 , date:  "2015-06-06 20:19:33" },
  { height:  506433 , difficulty:  916834 , date:  "2015-06-06 20:19:57" },
  { height:  506434 , difficulty:  916215 , date:  "2015-06-06 20:22:43" },
  { height:  506435 , difficulty:  918891 , date:  "2015-06-06 20:26:41" },
  { height:  506436 , difficulty:  919398 , date:  "2015-06-06 20:27:29" },
  { height:  506437 , difficulty:  921060 , date:  "2015-06-06 20:28:32" },
  { height:  506438 , difficulty:  921453 , date:  "2015-06-06 20:30:38" },
  { height:  506439 , difficulty:  922557 , date:  "2015-06-06 20:31:36" },
  { height:  506440 , difficulty:  923793 , date:  "2015-06-06 20:32:58" },
  { height:  506441 , difficulty:  924200 , date:  "2015-06-06 20:33:29" },
  { height:  506442 , difficulty:  923085 , date:  "2015-06-06 20:33:40" },
  { height:  506443 , difficulty:  921420 , date:  "2015-06-06 20:34:57" },
  { height:  506444 , difficulty:  925495 , date:  "2015-06-06 20:35:41" },
  { height:  506445 , difficulty:  925805 , date:  "2015-06-06 20:36:33" },
  { height:  506446 , difficulty:  925300 , date:  "2015-06-06 20:37:08" },
  { height:  506447 , difficulty:  924189 , date:  "2015-06-06 20:37:39" },
  { height:  506448 , difficulty:  930250 , date:  "2015-06-06 20:37:49" },
  { height:  506449 , difficulty:  932394 , date:  "2015-06-06 20:40:44" },
  { height:  506450 , difficulty:  933049 , date:  "2015-06-06 20:43:25" },
  { height:  506451 , difficulty:  928319 , date:  "2015-06-06 20:47:18" },
  { height:  506452 , difficulty:  928260 , date:  "2015-06-06 20:47:31" },
  { height:  506453 , difficulty:  922861 , date:  "2015-06-06 20:47:53" },
  { height:  506454 , difficulty:  924465 , date:  "2015-06-06 20:48:31" },
  { height:  506455 , difficulty:  922293 , date:  "2015-06-06 20:49:28" },
  { height:  506456 , difficulty:  924449 , date:  "2015-06-06 20:49:33" },
  { height:  506457 , difficulty:  923756 , date:  "2015-06-06 20:50:12" },
  { height:  506458 , difficulty:  930772 , date:  "2015-06-06 20:50:18" },
  { height:  506459 , difficulty:  930567 , date:  "2015-06-06 20:55:13" },
  { height:  506460 , difficulty:  930958 , date:  "2015-06-06 20:55:18" },
  { height:  506461 , difficulty:  927389 , date:  "2015-06-06 20:55:22" },
  { height:  506462 , difficulty:  927544 , date:  "2015-06-06 20:55:30" },
  { height:  506463 , difficulty:  923122 , date:  "2015-06-06 20:56:22" },
  { height:  506464 , difficulty:  920210 , date:  "2015-06-06 20:57:08" },
  { height:  506465 , difficulty:  920451 , date:  "2015-06-06 20:59:21" },
  { height:  506466 , difficulty:  918046 , date:  "2015-06-06 21:00:35" },
  { height:  506467 , difficulty:  920927 , date:  "2015-06-06 21:00:41" },
  { height:  506468 , difficulty:  920207 , date:  "2015-06-06 21:00:49" },
  { height:  506469 , difficulty:  920812 , date:  "2015-06-06 21:00:56" },
  { height:  506470 , difficulty:  921793 , date:  "2015-06-06 21:05:15" },
  { height:  506471 , difficulty:  919072 , date:  "2015-06-06 21:06:04" },
  { height:  506472 , difficulty:  919219 , date:  "2015-06-06 21:06:08" },
  { height:  506473 , difficulty:  920433 , date:  "2015-06-06 21:06:09" },
  { height:  506474 , difficulty:  920610 , date:  "2015-06-06 21:06:16" },
  { height:  506475 , difficulty:  923679 , date:  "2015-06-06 21:06:19" },
  { height:  506476 , difficulty:  921277 , date:  "2015-06-06 21:10:22" },
  { height:  506477 , difficulty:  921553 , date:  "2015-06-06 21:11:43" },
  { height:  506478 , difficulty:  921992 , date:  "2015-06-06 21:12:09" },
  { height:  506479 , difficulty:  917134 , date:  "2015-06-06 21:17:22" },
  { height:  506480 , difficulty:  918726 , date:  "2015-06-06 21:17:58" },
  { height:  506481 , difficulty:  912882 , date:  "2015-06-06 21:18:36" },
  { height:  506482 , difficulty:  911969 , date:  "2015-06-06 21:19:02" },
  { height:  506483 , difficulty:  910258 , date:  "2015-06-06 21:19:22" },
  { height:  506484 , difficulty:  909028 , date:  "2015-06-06 21:21:13" },
  { height:  506485 , difficulty:  909160 , date:  "2015-06-06 21:23:22" },
  { height:  506486 , difficulty:  905721 , date:  "2015-06-06 21:24:24" },
  { height:  506487 , difficulty:  907268 , date:  "2015-06-06 21:26:36" },
  { height:  506488 , difficulty:  906401 , date:  "2015-06-06 21:28:13" },
  { height:  506489 , difficulty:  902277 , date:  "2015-06-06 21:29:01" },
  { height:  506490 , difficulty:  898269 , date:  "2015-06-06 21:29:34" },
  { height:  506491 , difficulty:  899533 , date:  "2015-06-06 21:29:49" },
  { height:  506492 , difficulty:  899763 , date:  "2015-06-06 21:33:35" },
  { height:  506493 , difficulty:  902511 , date:  "2015-06-06 21:34:01" },
  { height:  506494 , difficulty:  904578 , date:  "2015-06-06 21:34:22" },
  { height:  506495 , difficulty:  902564 , date:  "2015-06-06 21:34:23" },
  { height:  506496 , difficulty:  902642 , date:  "2015-06-06 21:37:32" },
  { height:  506497 , difficulty:  892978 , date:  "2015-06-06 21:39:28" },
  { height:  506498 , difficulty:  895566 , date:  "2015-06-06 21:41:31" },
  { height:  506499 , difficulty:  894367 , date:  "2015-06-06 21:44:12" },
  { height:  506500 , difficulty:  895422 , date:  "2015-06-06 21:44:27" },
  { height:  506501 , difficulty:  899645 , date:  "2015-06-06 21:46:51" },
  { height:  506502 , difficulty:  899800 , date:  "2015-06-06 21:48:17" },
  { height:  506503 , difficulty:  899696 , date:  "2015-06-06 21:50:10" },
  { height:  506504 , difficulty:  900726 , date:  "2015-06-06 21:51:16" },
  { height:  506505 , difficulty:  901157 , date:  "2015-06-06 21:51:32" },
  { height:  506506 , difficulty:  902259 , date:  "2015-06-06 21:54:56" },
  { height:  506507 , difficulty:  904078 , date:  "2015-06-06 21:55:41" },
  { height:  506508 , difficulty:  903498 , date:  "2015-06-06 21:55:52" },
  { height:  506509 , difficulty:  903167 , date:  "2015-06-06 22:00:45" },
  { height:  506510 , difficulty:  899702 , date:  "2015-06-06 22:00:48" },
  { height:  506511 , difficulty:  895378 , date:  "2015-06-06 22:02:06" },
  { height:  506512 , difficulty:  895336 , date:  "2015-06-06 22:04:05" },
  { height:  506513 , difficulty:  894251 , date:  "2015-06-06 22:04:44" },
  { height:  506514 , difficulty:  892991 , date:  "2015-06-06 22:04:47" },
  { height:  506515 , difficulty:  892066 , date:  "2015-06-06 22:05:38" },
  { height:  506516 , difficulty:  893653 , date:  "2015-06-06 22:05:05" },
  { height:  506517 , difficulty:  893463 , date:  "2015-06-06 22:08:18" },
  { height:  506518 , difficulty:  893698 , date:  "2015-06-06 22:09:29" },
  { height:  506519 , difficulty:  892457 , date:  "2015-06-06 22:11:08" },
  { height:  506520 , difficulty:  892827 , date:  "2015-06-06 22:11:35" },
  { height:  506521 , difficulty:  892159 , date:  "2015-06-06 22:12:04" },
  { height:  506522 , difficulty:  894327 , date:  "2015-06-06 22:15:35" },
  { height:  506523 , difficulty:  895856 , date:  "2015-06-06 22:15:49" },
  { height:  506524 , difficulty:  897065 , date:  "2015-06-06 22:16:01" },
  { height:  506525 , difficulty:  892940 , date:  "2015-06-06 22:16:03" },
  { height:  506526 , difficulty:  890587 , date:  "2015-06-06 22:16:49" },
  { height:  506527 , difficulty:  885839 , date:  "2015-06-06 22:18:59" },
  { height:  506528 , difficulty:  886069 , date:  "2015-06-06 22:19:22" },
  { height:  506529 , difficulty:  888230 , date:  "2015-06-06 22:19:38" },
  { height:  506530 , difficulty:  887652 , date:  "2015-06-06 22:20:17" },
  { height:  506531 , difficulty:  888768 , date:  "2015-06-06 22:23:22" },
  { height:  506532 , difficulty:  890745 , date:  "2015-06-06 22:27:39" },
  { height:  506533 , difficulty:  890059 , date:  "2015-06-06 22:27:40" },
  { height:  506534 , difficulty:  890349 , date:  "2015-06-06 22:27:52" },
  { height:  506535 , difficulty:  884130 , date:  "2015-06-06 22:28:54" },
  { height:  506536 , difficulty:  885406 , date:  "2015-06-06 22:29:30" },
  { height:  506537 , difficulty:  886106 , date:  "2015-06-06 22:30:20" },
  { height:  506538 , difficulty:  886161 , date:  "2015-06-06 22:30:42" },
  { height:  506539 , difficulty:  885118 , date:  "2015-06-06 22:31:25" },
  { height:  506540 , difficulty:  884689 , date:  "2015-06-06 22:34:45" },
  { height:  506541 , difficulty:  881948 , date:  "2015-06-06 22:40:05" },
  { height:  506542 , difficulty:  880566 , date:  "2015-06-06 22:40:10" },
  { height:  506543 , difficulty:  882141 , date:  "2015-06-06 22:41:50" },
  { height:  506544 , difficulty:  883519 , date:  "2015-06-06 22:44:06" },
  { height:  506545 , difficulty:  885056 , date:  "2015-06-06 22:44:11" },
  { height:  506546 , difficulty:  879293 , date:  "2015-06-06 22:44:17" },
  { height:  506547 , difficulty:  880006 , date:  "2015-06-06 22:45:49" },
  { height:  506548 , difficulty:  880181 , date:  "2015-06-06 22:45:51" },
  { height:  506549 , difficulty:  881311 , date:  "2015-06-06 22:46:47" },
  { height:  506550 , difficulty:  881511 , date:  "2015-06-06 22:47:28" },
  { height:  506551 , difficulty:  883047 , date:  "2015-06-06 22:48:59" },
  { height:  506552 , difficulty:  879508 , date:  "2015-06-06 22:49:45" },
  { height:  506553 , difficulty:  878446 , date:  "2015-06-06 22:54:17" },
  { height:  506554 , difficulty:  884918 , date:  "2015-06-06 22:55:34" },
  { height:  506555 , difficulty:  878360 , date:  "2015-06-06 22:56:18" },
  { height:  506556 , difficulty:  878755 , date:  "2015-06-06 22:56:31" },
  { height:  506557 , difficulty:  878898 , date:  "2015-06-06 22:56:54" },
  { height:  506558 , difficulty:  880404 , date:  "2015-06-06 22:57:22" },
  { height:  506559 , difficulty:  881472 , date:  "2015-06-06 22:58:36" },
  { height:  506560 , difficulty:  879272 , date:  "2015-06-06 22:59:28" },
  { height:  506561 , difficulty:  877957 , date:  "2015-06-06 23:00:01" },
  { height:  506562 , difficulty:  876687 , date:  "2015-06-06 23:01:23" },
  { height:  506563 , difficulty:  874799 , date:  "2015-06-06 23:02:55" },
  { height:  506564 , difficulty:  873447 , date:  "2015-06-06 23:02:57" },
  { height:  506565 , difficulty:  873051 , date:  "2015-06-06 23:08:08" },
  { height:  506566 , difficulty:  873532 , date:  "2015-06-06 23:08:45" },
  { height:  506567 , difficulty:  874424 , date:  "2015-06-06 23:08:54" },
  { height:  506568 , difficulty:  869650 , date:  "2015-06-06 23:10:49" },
  { height:  506569 , difficulty:  870685 , date:  "2015-06-06 23:14:08" },
  { height:  506570 , difficulty:  870468 , date:  "2015-06-06 23:15:52" },
  { height:  506571 , difficulty:  872864 , date:  "2015-06-06 23:16:13" },
  { height:  506572 , difficulty:  868612 , date:  "2015-06-06 23:16:26" },
  { height:  506573 , difficulty:  866711 , date:  "2015-06-06 23:17:11" },
  { height:  506574 , difficulty:  865060 , date:  "2015-06-06 23:18:40" },
  { height:  506575 , difficulty:  861665 , date:  "2015-06-06 23:18:56" },
  { height:  506576 , difficulty:  862542 , date:  "2015-06-06 23:19:04" },
  { height:  506577 , difficulty:  859504 , date:  "2015-06-06 23:19:54" },
  { height:  506578 , difficulty:  860715 , date:  "2015-06-06 23:22:18" },
  { height:  506579 , difficulty:  859655 , date:  "2015-06-06 23:22:30" },
  { height:  506580 , difficulty:  860198 , date:  "2015-06-06 23:25:51" },
  { height:  506581 , difficulty:  860142 , date:  "2015-06-06 23:26:02" },
  { height:  506582 , difficulty:  856832 , date:  "2015-06-06 23:28:22" },
  { height:  506583 , difficulty:  856069 , date:  "2015-06-06 23:28:34" },
  { height:  506584 , difficulty:  856475 , date:  "2015-06-06 23:29:08" },
  { height:  506585 , difficulty:  850383 , date:  "2015-06-06 23:29:42" },
  { height:  506586 , difficulty:  850729 , date:  "2015-06-06 23:29:45" },
  { height:  506587 , difficulty:  850186 , date:  "2015-06-06 23:30:08" },
  { height:  506588 , difficulty:  847754 , date:  "2015-06-06 23:30:26" },
  { height:  506589 , difficulty:  849098 , date:  "2015-06-06 23:30:51" },
  { height:  506590 , difficulty:  849724 , date:  "2015-06-06 23:31:45" },
  { height:  506591 , difficulty:  849893 , date:  "2015-06-06 23:33:34" },
  { height:  506592 , difficulty:  849432 , date:  "2015-06-06 23:34:40" },
  { height:  506593 , difficulty:  846099 , date:  "2015-06-06 23:34:42" },
  { height:  506594 , difficulty:  850647 , date:  "2015-06-06 23:35:13" },
  { height:  506595 , difficulty:  849724 , date:  "2015-06-06 23:35:58" },
  { height:  506596 , difficulty:  849368 , date:  "2015-06-06 23:37:01" },
  { height:  506597 , difficulty:  851536 , date:  "2015-06-06 23:38:10" },
  { height:  506598 , difficulty:  847000 , date:  "2015-06-06 23:38:53" },
  { height:  506599 , difficulty:  847325 , date:  "2015-06-06 23:39:29" },
  { height:  506600 , difficulty:  847318 , date:  "2015-06-06 23:39:52" },
  { height:  506601 , difficulty:  848196 , date:  "2015-06-06 23:40:38" },
  { height:  506602 , difficulty:  847369 , date:  "2015-06-06 23:40:57" },
  { height:  506603 , difficulty:  848147 , date:  "2015-06-06 23:43:15" },
  { height:  506604 , difficulty:  848611 , date:  "2015-06-06 23:44:24" },
  { height:  506605 , difficulty:  848654 , date:  "2015-06-06 23:44:36" },
  { height:  506606 , difficulty:  849975 , date:  "2015-06-06 23:46:04" },
  { height:  506607 , difficulty:  846096 , date:  "2015-06-06 23:46:20" },
  { height:  506608 , difficulty:  841617 , date:  "2015-06-06 23:46:32" },
  { height:  506609 , difficulty:  846178 , date:  "2015-06-06 23:47:00" },
  { height:  506610 , difficulty:  846902 , date:  "2015-06-06 23:47:03" },
  { height:  506611 , difficulty:  845768 , date:  "2015-06-06 23:47:51" },
  { height:  506612 , difficulty:  845526 , date:  "2015-06-06 23:48:33" },
  { height:  506613 , difficulty:  844685 , date:  "2015-06-06 23:51:53" },
  { height:  506614 , difficulty:  845973 , date:  "2015-06-06 23:56:11" },
  { height:  506615 , difficulty:  845881 , date:  "2015-06-06 23:57:52" },
  { height:  506616 , difficulty:  842841 , date:  "2015-06-06 23:59:27" },
  { height:  506617 , difficulty:  836523 , date:  "2015-06-07 00:00:38" },
  { height:  506618 , difficulty:  839063 , date:  "2015-06-07 00:01:30" },
  { height:  506619 , difficulty:  840672 , date:  "2015-06-07 00:01:32" },
  { height:  506620 , difficulty:  839215 , date:  "2015-06-07 00:03:35" },
  { height:  506621 , difficulty:  839362 , date:  "2015-06-07 00:03:41" },
  { height:  506622 , difficulty:  840526 , date:  "2015-06-07 00:04:47" },
  { height:  506623 , difficulty:  839306 , date:  "2015-06-07 00:04:51" },
  { height:  506624 , difficulty:  839464 , date:  "2015-06-07 00:05:04" },
  { height:  506625 , difficulty:  839141 , date:  "2015-06-07 00:05:54" },
  { height:  506626 , difficulty:  840658 , date:  "2015-06-07 00:06:52" },
  { height:  506627 , difficulty:  838867 , date:  "2015-06-07 00:08:00" },
  { height:  506628 , difficulty:  838541 , date:  "2015-06-07 00:08:29" },
  { height:  506629 , difficulty:  834372 , date:  "2015-06-07 00:09:00" },
  { height:  506630 , difficulty:  833766 , date:  "2015-06-07 00:09:57" },
  { height:  506631 , difficulty:  835505 , date:  "2015-06-07 00:11:31" },
  { height:  506632 , difficulty:  836121 , date:  "2015-06-07 00:11:38" },
  { height:  506633 , difficulty:  837781 , date:  "2015-06-07 00:12:36" },
  { height:  506634 , difficulty:  838918 , date:  "2015-06-07 00:14:06" },
  { height:  506635 , difficulty:  837552 , date:  "2015-06-07 00:14:42" },
  { height:  506636 , difficulty:  836621 , date:  "2015-06-07 00:23:14" },
  { height:  506637 , difficulty:  836059 , date:  "2015-06-07 00:23:46" },
  { height:  506638 , difficulty:  834718 , date:  "2015-06-07 00:24:08" },
  { height:  506639 , difficulty:  833471 , date:  "2015-06-07 00:25:43" },
  { height:  506640 , difficulty:  834617 , date:  "2015-06-07 00:25:46" },
  { height:  506641 , difficulty:  828534 , date:  "2015-06-07 00:26:03" },
  { height:  506642 , difficulty:  828495 , date:  "2015-06-07 00:26:13" },
  { height:  506643 , difficulty:  828458 , date:  "2015-06-07 00:28:18" },
  { height:  506644 , difficulty:  826397 , date:  "2015-06-07 00:28:39" },
  { height:  506645 , difficulty:  823467 , date:  "2015-06-07 00:28:51" },
  { height:  506646 , difficulty:  822329 , date:  "2015-06-07 00:30:08" },
  { height:  506647 , difficulty:  822182 , date:  "2015-06-07 00:30:18" },
  { height:  506648 , difficulty:  822364 , date:  "2015-06-07 00:30:22" },
  { height:  506649 , difficulty:  823486 , date:  "2015-06-07 00:30:50" },
  { height:  506650 , difficulty:  822294 , date:  "2015-06-07 00:30:54" },
  { height:  506651 , difficulty:  824516 , date:  "2015-06-07 00:31:18" },
  { height:  506652 , difficulty:  824451 , date:  "2015-06-07 00:33:08" },
  { height:  506653 , difficulty:  824992 , date:  "2015-06-07 00:33:46" },
  { height:  506654 , difficulty:  824695 , date:  "2015-06-07 00:33:50" },
  { height:  506655 , difficulty:  825052 , date:  "2015-06-07 00:34:13" },
  { height:  506656 , difficulty:  820945 , date:  "2015-06-07 00:34:30" },
  { height:  506657 , difficulty:  821404 , date:  "2015-06-07 00:35:03" },
  { height:  506658 , difficulty:  819315 , date:  "2015-06-07 00:35:44" },
  { height:  506659 , difficulty:  820138 , date:  "2015-06-07 00:35:50" },
  { height:  506660 , difficulty:  819548 , date:  "2015-06-07 00:39:00" },
  { height:  506661 , difficulty:  820420 , date:  "2015-06-07 00:39:37" },
  { height:  506662 , difficulty:  820649 , date:  "2015-06-07 00:40:30" },
  { height:  506663 , difficulty:  820435 , date:  "2015-06-07 00:42:03" },
  { height:  506664 , difficulty:  821877 , date:  "2015-06-07 00:42:04" },
  { height:  506665 , difficulty:  822302 , date:  "2015-06-07 00:42:28" },
  { height:  506666 , difficulty:  821391 , date:  "2015-06-07 00:44:33" },
  { height:  506667 , difficulty:  819962 , date:  "2015-06-07 00:44:42" },
  { height:  506668 , difficulty:  818639 , date:  "2015-06-07 00:45:04" },
  { height:  506669 , difficulty:  819259 , date:  "2015-06-07 00:45:17" },
  { height:  506670 , difficulty:  818691 , date:  "2015-06-07 00:45:21" },
  { height:  506671 , difficulty:  820571 , date:  "2015-06-07 00:45:57" },
  { height:  506672 , difficulty:  819311 , date:  "2015-06-07 00:48:15" },
  { height:  506673 , difficulty:  818205 , date:  "2015-06-07 00:48:58" },
  { height:  506674 , difficulty:  817755 , date:  "2015-06-07 00:49:43" },
  { height:  506675 , difficulty:  817966 , date:  "2015-06-07 00:54:46" },
  { height:  506676 , difficulty:  818385 , date:  "2015-06-07 00:56:21" },
  { height:  506677 , difficulty:  818243 , date:  "2015-06-07 00:56:53" },
  { height:  506678 , difficulty:  818533 , date:  "2015-06-07 00:56:55" },
  { height:  506679 , difficulty:  815934 , date:  "2015-06-07 00:57:12" },
  { height:  506680 , difficulty:  818912 , date:  "2015-06-07 00:58:07" },
  { height:  506681 , difficulty:  819386 , date:  "2015-06-07 00:58:23" },
  { height:  506682 , difficulty:  818331 , date:  "2015-06-07 00:58:58" },
  { height:  506683 , difficulty:  818916 , date:  "2015-06-07 01:01:58" },
  { height:  506684 , difficulty:  818726 , date:  "2015-06-07 01:02:14" },
  { height:  506685 , difficulty:  818261 , date:  "2015-06-07 01:03:05" },
  { height:  506686 , difficulty:  819141 , date:  "2015-06-07 01:03:28" },
  { height:  506687 , difficulty:  819025 , date:  "2015-06-07 01:03:54" },
  { height:  506688 , difficulty:  818245 , date:  "2015-06-07 01:03:56" },
  { height:  506689 , difficulty:  815014 , date:  "2015-06-07 01:05:06" },
  { height:  506690 , difficulty:  810627 , date:  "2015-06-07 01:07:24" },
  { height:  506691 , difficulty:  813241 , date:  "2015-06-07 01:07:52" },
  { height:  506692 , difficulty:  811363 , date:  "2015-06-07 01:08:05" },
  { height:  506693 , difficulty:  812062 , date:  "2015-06-07 01:09:17" },
  { height:  506694 , difficulty:  812462 , date:  "2015-06-07 01:09:29" },
  { height:  506695 , difficulty:  812929 , date:  "2015-06-07 01:11:36" },
  { height:  506696 , difficulty:  810808 , date:  "2015-06-07 01:13:13" },
  { height:  506697 , difficulty:  811902 , date:  "2015-06-07 01:13:29" },
  { height:  506698 , difficulty:  811085 , date:  "2015-06-07 01:13:48" },
  { height:  506699 , difficulty:  814468 , date:  "2015-06-07 01:13:53" },
  { height:  506700 , difficulty:  814215 , date:  "2015-06-07 01:14:02" },
  { height:  506701 , difficulty:  813774 , date:  "2015-06-07 01:14:41" },
  { height:  506702 , difficulty:  812717 , date:  "2015-06-07 01:16:16" },
  { height:  506703 , difficulty:  813046 , date:  "2015-06-07 01:17:23" },
  { height:  506704 , difficulty:  812534 , date:  "2015-06-07 01:17:50" },
  { height:  506705 , difficulty:  813448 , date:  "2015-06-07 01:19:00" },
  { height:  506706 , difficulty:  812766 , date:  "2015-06-07 01:19:23" },
  { height:  506707 , difficulty:  810911 , date:  "2015-06-07 01:20:29" },
  { height:  506708 , difficulty:  811196 , date:  "2015-06-07 01:23:13" },
  { height:  506709 , difficulty:  810633 , date:  "2015-06-07 01:22:51" },
  { height:  506710 , difficulty:  808934 , date:  "2015-06-07 01:23:13" },
  { height:  506711 , difficulty:  809462 , date:  "2015-06-07 01:23:30" },
  { height:  506712 , difficulty:  799297 , date:  "2015-06-07 01:24:15" },
  { height:  506713 , difficulty:  798761 , date:  "2015-06-07 01:26:07" },
  { height:  506714 , difficulty:  798355 , date:  "2015-06-07 01:26:18" },
  { height:  506715 , difficulty:  799206 , date:  "2015-06-07 01:32:24" },
  { height:  506716 , difficulty:  799469 , date:  "2015-06-07 01:32:25" },
  { height:  506717 , difficulty:  800829 , date:  "2015-06-07 01:33:14" },
  { height:  506718 , difficulty:  801278 , date:  "2015-06-07 01:34:26" },
  { height:  506719 , difficulty:  798993 , date:  "2015-06-07 01:36:49" },
  { height:  506720 , difficulty:  799317 , date:  "2015-06-07 01:36:53" },
  { height:  506721 , difficulty:  799145 , date:  "2015-06-07 01:38:42" },
  { height:  506722 , difficulty:  798123 , date:  "2015-06-07 01:39:21" },
  { height:  506723 , difficulty:  798561 , date:  "2015-06-07 01:39:56" },
  { height:  506724 , difficulty:  798624 , date:  "2015-06-07 01:40:17" },
  { height:  506725 , difficulty:  799700 , date:  "2015-06-07 01:40:26" },
  { height:  506726 , difficulty:  799647 , date:  "2015-06-07 01:41:16" },
  { height:  506727 , difficulty:  800828 , date:  "2015-06-07 01:42:40" },
  { height:  506728 , difficulty:  798718 , date:  "2015-06-07 01:42:53" },
  { height:  506729 , difficulty:  798118 , date:  "2015-06-07 01:43:47" },
  { height:  506730 , difficulty:  798623 , date:  "2015-06-07 01:44:37" },
  { height:  506731 , difficulty:  800949 , date:  "2015-06-07 01:46:41" },
  { height:  506732 , difficulty:  801508 , date:  "2015-06-07 01:48:33" },
  { height:  506733 , difficulty:  800857 , date:  "2015-06-07 01:50:12" },
  { height:  506734 , difficulty:  801535 , date:  "2015-06-07 01:52:56" },
  { height:  506735 , difficulty:  802057 , date:  "2015-06-07 01:53:01" },
  { height:  506736 , difficulty:  804075 , date:  "2015-06-07 01:53:17" },
  { height:  506737 , difficulty:  805492 , date:  "2015-06-07 01:54:58" },
  { height:  506738 , difficulty:  805527 , date:  "2015-06-07 01:55:05" },
  { height:  506739 , difficulty:  804116 , date:  "2015-06-07 01:58:19" },
  { height:  506740 , difficulty:  811929 , date:  "2015-06-07 01:58:29" },
  { height:  506741 , difficulty:  811449 , date:  "2015-06-07 02:04:33" },
  { height:  506742 , difficulty:  809889 , date:  "2015-06-07 02:04:34" },
  { height:  506743 , difficulty:  809668 , date:  "2015-06-07 02:05:20" },
  { height:  506744 , difficulty:  809870 , date:  "2015-06-07 02:06:25" },
  { height:  506745 , difficulty:  811174 , date:  "2015-06-07 02:07:04" },
  { height:  506746 , difficulty:  811866 , date:  "2015-06-07 02:08:33" },
  { height:  506747 , difficulty:  813035 , date:  "2015-06-07 02:07:59" },
  { height:  506748 , difficulty:  810196 , date:  "2015-06-07 02:08:11" },
  { height:  506749 , difficulty:  811760 , date:  "2015-06-07 02:08:31" },
  { height:  506750 , difficulty:  811871 , date:  "2015-06-07 02:08:36" },
  { height:  506751 , difficulty:  806440 , date:  "2015-06-07 02:08:49" },
  { height:  506752 , difficulty:  805100 , date:  "2015-06-07 02:09:45" },
  { height:  506753 , difficulty:  810228 , date:  "2015-06-07 02:12:44" },
  { height:  506754 , difficulty:  810154 , date:  "2015-06-07 02:13:00" },
  { height:  506755 , difficulty:  813019 , date:  "2015-06-07 02:14:09" },
  { height:  506756 , difficulty:  812718 , date:  "2015-06-07 02:15:21" },
  { height:  506757 , difficulty:  812700 , date:  "2015-06-07 02:15:35" },
  { height:  506758 , difficulty:  812393 , date:  "2015-06-07 02:15:36" },
  { height:  506759 , difficulty:  809822 , date:  "2015-06-07 02:16:31" },
  { height:  506760 , difficulty:  809738 , date:  "2015-06-07 02:18:14" },
  { height:  506761 , difficulty:  810339 , date:  "2015-06-07 02:18:27" },
  { height:  506762 , difficulty:  810719 , date:  "2015-06-07 02:18:39" },
  { height:  506763 , difficulty:  813885 , date:  "2015-06-07 02:20:44" },
  { height:  506764 , difficulty:  813767 , date:  "2015-06-07 02:20:59" },
  { height:  506765 , difficulty:  812639 , date:  "2015-06-07 02:22:34" },
  { height:  506766 , difficulty:  810972 , date:  "2015-06-07 02:22:37" },
  { height:  506767 , difficulty:  810771 , date:  "2015-06-07 02:24:40" },
  { height:  506768 , difficulty:  812572 , date:  "2015-06-07 02:27:26" },
  { height:  506769 , difficulty:  811797 , date:  "2015-06-07 02:28:01" },
  { height:  506770 , difficulty:  811619 , date:  "2015-06-07 02:28:47" },
  { height:  506771 , difficulty:  809782 , date:  "2015-06-07 02:29:04" },
  { height:  506772 , difficulty:  808840 , date:  "2015-06-07 02:30:00" },
  { height:  506773 , difficulty:  809122 , date:  "2015-06-07 02:33:17" },
  { height:  506774 , difficulty:  809156 , date:  "2015-06-07 02:34:23" },
  { height:  506775 , difficulty:  811957 , date:  "2015-06-07 02:34:34" },
  { height:  506776 , difficulty:  811709 , date:  "2015-06-07 02:34:36" },
  { height:  506777 , difficulty:  812055 , date:  "2015-06-07 02:38:06" },
  { height:  506778 , difficulty:  812194 , date:  "2015-06-07 02:38:23" },
  { height:  506779 , difficulty:  811858 , date:  "2015-06-07 02:41:04" },
  { height:  506780 , difficulty:  811951 , date:  "2015-06-07 02:41:57" },
  { height:  506781 , difficulty:  810470 , date:  "2015-06-07 02:44:49" },
  { height:  506782 , difficulty:  811895 , date:  "2015-06-07 02:46:28" },
  { height:  506783 , difficulty:  810570 , date:  "2015-06-07 02:46:14" },
  { height:  506784 , difficulty:  807618 , date:  "2015-06-07 02:47:06" },
  { height:  506785 , difficulty:  807784 , date:  "2015-06-07 02:47:24" },
  { height:  506786 , difficulty:  809291 , date:  "2015-06-07 02:47:42" },
  { height:  506787 , difficulty:  809313 , date:  "2015-06-07 02:50:11" },
  { height:  506788 , difficulty:  809256 , date:  "2015-06-07 02:53:33" },
  { height:  506789 , difficulty:  806938 , date:  "2015-06-07 02:53:40" },
  { height:  506790 , difficulty:  807143 , date:  "2015-06-07 02:55:05" },
  { height:  506791 , difficulty:  800756 , date:  "2015-06-07 02:55:11" },
  { height:  506792 , difficulty:  801102 , date:  "2015-06-07 02:55:19" },
  { height:  506793 , difficulty:  800472 , date:  "2015-06-07 02:56:33" },
  { height:  506794 , difficulty:  799725 , date:  "2015-06-07 02:56:58" },
  { height:  506795 , difficulty:  796768 , date:  "2015-06-07 02:57:25" },
  { height:  506796 , difficulty:  797035 , date:  "2015-06-07 02:59:56" },
  { height:  506797 , difficulty:  797336 , date:  "2015-06-07 03:00:08" },
  { height:  506798 , difficulty:  798251 , date:  "2015-06-07 03:00:53" },
  { height:  506799 , difficulty:  798668 , date:  "2015-06-07 03:01:47" },
  { height:  506800 , difficulty:  798146 , date:  "2015-06-07 03:02:35" },
  { height:  506801 , difficulty:  797903 , date:  "2015-06-07 03:03:55" },
  { height:  506802 , difficulty:  799633 , date:  "2015-06-07 03:06:54" },
  { height:  506803 , difficulty:  797835 , date:  "2015-06-07 03:09:31" },
  { height:  506804 , difficulty:  798866 , date:  "2015-06-07 03:09:34" },
  { height:  506805 , difficulty:  799355 , date:  "2015-06-07 03:13:28" },
  { height:  506806 , difficulty:  800680 , date:  "2015-06-07 03:16:37" },
  { height:  506807 , difficulty:  798228 , date:  "2015-06-07 03:17:38" },
  { height:  506808 , difficulty:  796030 , date:  "2015-06-07 03:17:16" },
  { height:  506809 , difficulty:  794294 , date:  "2015-06-07 03:17:54" },
  { height:  506810 , difficulty:  790930 , date:  "2015-06-07 03:18:41" },
  { height:  506811 , difficulty:  792916 , date:  "2015-06-07 03:18:47" },
  { height:  506812 , difficulty:  793800 , date:  "2015-06-07 03:19:12" },
  { height:  506813 , difficulty:  792344 , date:  "2015-06-07 03:20:55" },
  { height:  506814 , difficulty:  792979 , date:  "2015-06-07 03:21:32" },
  { height:  506815 , difficulty:  790544 , date:  "2015-06-07 03:22:30" },
  { height:  506816 , difficulty:  792125 , date:  "2015-06-07 03:23:01" },
  { height:  506817 , difficulty:  785226 , date:  "2015-06-07 03:23:05" },
  { height:  506818 , difficulty:  785772 , date:  "2015-06-07 03:25:07" },
  { height:  506819 , difficulty:  785947 , date:  "2015-06-07 03:25:30" },
  { height:  506820 , difficulty:  785039 , date:  "2015-06-07 03:25:59" },
  { height:  506821 , difficulty:  786887 , date:  "2015-06-07 03:26:10" },
  { height:  506822 , difficulty:  785788 , date:  "2015-06-07 03:30:05" },
  { height:  506823 , difficulty:  785663 , date:  "2015-06-07 03:34:29" },
  { height:  506824 , difficulty:  788431 , date:  "2015-06-07 03:34:31" },
  { height:  506825 , difficulty:  788476 , date:  "2015-06-07 03:38:11" },
  { height:  506826 , difficulty:  791717 , date:  "2015-06-07 03:39:29" },
  { height:  506827 , difficulty:  791361 , date:  "2015-06-07 03:39:31" },
  { height:  506828 , difficulty:  790490 , date:  "2015-06-07 03:39:59" },
  { height:  506829 , difficulty:  787798 , date:  "2015-06-07 03:40:34" },
  { height:  506830 , difficulty:  788508 , date:  "2015-06-07 03:41:55" },
  { height:  506831 , difficulty:  788485 , date:  "2015-06-07 03:42:18" },
  { height:  506832 , difficulty:  787715 , date:  "2015-06-07 03:42:55" },
  { height:  506833 , difficulty:  787413 , date:  "2015-06-07 03:44:45" },
  { height:  506834 , difficulty:  787867 , date:  "2015-06-07 03:44:52" },
  { height:  506835 , difficulty:  786876 , date:  "2015-06-07 03:45:02" },
  { height:  506836 , difficulty:  787874 , date:  "2015-06-07 03:46:48" },
  { height:  506837 , difficulty:  788092 , date:  "2015-06-07 03:46:54" },
  { height:  506838 , difficulty:  788797 , date:  "2015-06-07 03:49:52" },
  { height:  506839 , difficulty:  787284 , date:  "2015-06-07 03:51:04" },
  { height:  506840 , difficulty:  786923 , date:  "2015-06-07 03:53:37" },
  { height:  506841 , difficulty:  785509 , date:  "2015-06-07 03:53:41" },
  { height:  506842 , difficulty:  785339 , date:  "2015-06-07 03:53:46" },
  { height:  506843 , difficulty:  783966 , date:  "2015-06-07 03:53:51" },
  { height:  506844 , difficulty:  780679 , date:  "2015-06-07 03:54:32" },
  { height:  506845 , difficulty:  780935 , date:  "2015-06-07 03:55:15" },
  { height:  506846 , difficulty:  780440 , date:  "2015-06-07 03:55:31" },
  { height:  506847 , difficulty:  780007 , date:  "2015-06-07 03:58:12" },
  { height:  506848 , difficulty:  779977 , date:  "2015-06-07 03:59:15" },
  { height:  506849 , difficulty:  776566 , date:  "2015-06-07 03:59:31" },
  { height:  506850 , difficulty:  775319 , date:  "2015-06-07 03:59:46" },
  { height:  506851 , difficulty:  776663 , date:  "2015-06-07 04:07:14" },
  { height:  506852 , difficulty:  778489 , date:  "2015-06-07 04:07:48" },
  { height:  506853 , difficulty:  774453 , date:  "2015-06-07 04:09:37" },
  { height:  506854 , difficulty:  774186 , date:  "2015-06-07 04:09:55" },
  { height:  506855 , difficulty:  774752 , date:  "2015-06-07 04:12:25" },
  { height:  506856 , difficulty:  774288 , date:  "2015-06-07 04:12:29" },
  { height:  506857 , difficulty:  775277 , date:  "2015-06-07 04:12:50" },
  { height:  506858 , difficulty:  773805 , date:  "2015-06-07 04:12:52" },
  { height:  506859 , difficulty:  774053 , date:  "2015-06-07 04:14:38" },
  { height:  506860 , difficulty:  773257 , date:  "2015-06-07 04:15:26" },
  { height:  506861 , difficulty:  773027 , date:  "2015-06-07 04:15:35" },
  { height:  506862 , difficulty:  772801 , date:  "2015-06-07 04:16:05" },
  { height:  506863 , difficulty:  773761 , date:  "2015-06-07 04:17:02" },
  { height:  506864 , difficulty:  770141 , date:  "2015-06-07 04:17:14" },
  { height:  506865 , difficulty:  769890 , date:  "2015-06-07 04:17:23" },
  { height:  506866 , difficulty:  772006 , date:  "2015-06-07 04:17:38" },
  { height:  506867 , difficulty:  776083 , date:  "2015-06-07 04:17:52" },
  { height:  506868 , difficulty:  776120 , date:  "2015-06-07 04:19:10" },
  { height:  506869 , difficulty:  775089 , date:  "2015-06-07 04:19:35" },
  { height:  506870 , difficulty:  775864 , date:  "2015-06-07 04:20:03" },
  { height:  506871 , difficulty:  777705 , date:  "2015-06-07 04:21:29" },
  { height:  506872 , difficulty:  774885 , date:  "2015-06-07 04:22:02" },
  { height:  506873 , difficulty:  774971 , date:  "2015-06-07 04:28:13" },
  { height:  506874 , difficulty:  776372 , date:  "2015-06-07 04:33:53" },
  { height:  506875 , difficulty:  775465 , date:  "2015-06-07 04:34:00" },
  { height:  506876 , difficulty:  775929 , date:  "2015-06-07 04:35:31" },
  { height:  506877 , difficulty:  774390 , date:  "2015-06-07 04:36:30" },
  { height:  506878 , difficulty:  774590 , date:  "2015-06-07 04:37:17" },
  { height:  506879 , difficulty:  771903 , date:  "2015-06-07 04:45:01" },
  { height:  506880 , difficulty:  772230 , date:  "2015-06-07 04:46:03" },
  { height:  506881 , difficulty:  768136 , date:  "2015-06-07 04:46:30" },
  { height:  506882 , difficulty:  766020 , date:  "2015-06-07 04:46:31" },
  { height:  506883 , difficulty:  765249 , date:  "2015-06-07 04:46:48" },
  { height:  506884 , difficulty:  765458 , date:  "2015-06-07 04:48:52" },
  { height:  506885 , difficulty:  765377 , date:  "2015-06-07 04:53:38" },
  { height:  506886 , difficulty:  769312 , date:  "2015-06-07 04:53:44" },
  { height:  506887 , difficulty:  769307 , date:  "2015-06-07 04:53:58" },
  { height:  506888 , difficulty:  771001 , date:  "2015-06-07 04:56:37" },
  { height:  506889 , difficulty:  774012 , date:  "2015-06-07 04:57:21" },
  { height:  506890 , difficulty:  774176 , date:  "2015-06-07 04:57:45" },
  { height:  506891 , difficulty:  778965 , date:  "2015-06-07 04:57:57" },
  { height:  506892 , difficulty:  781693 , date:  "2015-06-07 04:58:03" },
  { height:  506893 , difficulty:  786689 , date:  "2015-06-07 05:00:07" },
  { height:  506894 , difficulty:  784589 , date:  "2015-06-07 05:00:13" },
  { height:  506895 , difficulty:  784827 , date:  "2015-06-07 05:01:42" },
  { height:  506896 , difficulty:  785576 , date:  "2015-06-07 05:03:55" },
  { height:  506897 , difficulty:  787043 , date:  "2015-06-07 05:04:15" },
  { height:  506898 , difficulty:  784786 , date:  "2015-06-07 05:05:33" },
  { height:  506899 , difficulty:  779811 , date:  "2015-06-07 05:06:45" },
  { height:  506900 , difficulty:  780599 , date:  "2015-06-07 05:09:19" },
  { height:  506901 , difficulty:  776395 , date:  "2015-06-07 05:10:32" },
  { height:  506902 , difficulty:  775530 , date:  "2015-06-07 05:10:50" },
  { height:  506903 , difficulty:  777358 , date:  "2015-06-07 05:10:56" },
  { height:  506904 , difficulty:  776661 , date:  "2015-06-07 05:12:37" },
  { height:  506905 , difficulty:  776881 , date:  "2015-06-07 05:13:40" },
  { height:  506906 , difficulty:  780008 , date:  "2015-06-07 05:15:46" },
  { height:  506907 , difficulty:  780158 , date:  "2015-06-07 05:16:56" },
  { height:  506908 , difficulty:  780521 , date:  "2015-06-07 05:17:31" },
  { height:  506909 , difficulty:  778917 , date:  "2015-06-07 05:18:58" },
  { height:  506910 , difficulty:  779006 , date:  "2015-06-07 05:21:20" },
  { height:  506911 , difficulty:  779867 , date:  "2015-06-07 05:24:59" },
  { height:  506912 , difficulty:  779295 , date:  "2015-06-07 05:25:17" },
  { height:  506913 , difficulty:  781116 , date:  "2015-06-07 05:28:33" },
  { height:  506914 , difficulty:  777958 , date:  "2015-06-07 05:28:36" },
  { height:  506915 , difficulty:  777266 , date:  "2015-06-07 05:30:11" },
  { height:  506916 , difficulty:  775780 , date:  "2015-06-07 05:30:29" },
  { height:  506917 , difficulty:  775566 , date:  "2015-06-07 05:35:17" },
  { height:  506918 , difficulty:  779125 , date:  "2015-06-07 05:35:19" },
  { height:  506919 , difficulty:  779815 , date:  "2015-06-07 05:35:58" },
  { height:  506920 , difficulty:  778844 , date:  "2015-06-07 05:36:37" },
  { height:  506921 , difficulty:  778265 , date:  "2015-06-07 05:36:51" },
  { height:  506922 , difficulty:  779767 , date:  "2015-06-07 05:39:06" },
  { height:  506923 , difficulty:  779397 , date:  "2015-06-07 05:40:51" },
  { height:  506924 , difficulty:  778485 , date:  "2015-06-07 05:40:54" },
  { height:  506925 , difficulty:  778988 , date:  "2015-06-07 05:41:00" },
  { height:  506926 , difficulty:  778941 , date:  "2015-06-07 05:41:51" },
  { height:  506927 , difficulty:  771504 , date:  "2015-06-07 05:42:07" },
  { height:  506928 , difficulty:  771805 , date:  "2015-06-07 05:43:22" },
  { height:  506929 , difficulty:  769521 , date:  "2015-06-07 05:43:53" },
  { height:  506930 , difficulty:  774414 , date:  "2015-06-07 05:45:05" },
  { height:  506931 , difficulty:  771807 , date:  "2015-06-07 05:45:10" },
  { height:  506932 , difficulty:  772060 , date:  "2015-06-07 05:45:17" },
  { height:  506933 , difficulty:  771530 , date:  "2015-06-07 05:48:32" },
  { height:  506934 , difficulty:  771437 , date:  "2015-06-07 05:52:20" },
  { height:  506935 , difficulty:  772420 , date:  "2015-06-07 05:52:37" },
  { height:  506936 , difficulty:  771537 , date:  "2015-06-07 05:54:44" },
  { height:  506937 , difficulty:  771746 , date:  "2015-06-07 05:57:49" },
  { height:  506938 , difficulty:  772043 , date:  "2015-06-07 05:57:50" },
  { height:  506939 , difficulty:  771678 , date:  "2015-06-07 05:58:45" },
  { height:  506940 , difficulty:  774911 , date:  "2015-06-07 06:00:02" },
  { height:  506941 , difficulty:  774588 , date:  "2015-06-07 06:00:04" },
  { height:  506942 , difficulty:  775033 , date:  "2015-06-07 06:01:31" },
  { height:  506943 , difficulty:  775396 , date:  "2015-06-07 06:02:01" },
  { height:  506944 , difficulty:  774145 , date:  "2015-06-07 06:03:44" },
  { height:  506945 , difficulty:  773669 , date:  "2015-06-07 06:04:40" },
  { height:  506946 , difficulty:  775463 , date:  "2015-06-07 06:07:50" },
  { height:  506947 , difficulty:  776999 , date:  "2015-06-07 06:09:12" },
  { height:  506948 , difficulty:  776209 , date:  "2015-06-07 06:09:40" },
  { height:  506949 , difficulty:  769566 , date:  "2015-06-07 06:10:10" },
  { height:  506950 , difficulty:  763376 , date:  "2015-06-07 06:12:03" },
  { height:  506951 , difficulty:  763928 , date:  "2015-06-07 06:12:07" },
  { height:  506952 , difficulty:  763651 , date:  "2015-06-07 06:12:37" },
  { height:  506953 , difficulty:  762373 , date:  "2015-06-07 06:13:53" },
  { height:  506954 , difficulty:  762007 , date:  "2015-06-07 06:14:30" },
  { height:  506955 , difficulty:  754409 , date:  "2015-06-07 06:15:36" },
  { height:  506956 , difficulty:  754282 , date:  "2015-06-07 06:16:18" },
  { height:  506957 , difficulty:  753596 , date:  "2015-06-07 06:17:55" },
  { height:  506958 , difficulty:  753532 , date:  "2015-06-07 06:18:04" },
  { height:  506959 , difficulty:  754056 , date:  "2015-06-07 06:19:30" },
  { height:  506960 , difficulty:  752645 , date:  "2015-06-07 06:22:09" },
  { height:  506961 , difficulty:  748024 , date:  "2015-06-07 06:23:52" },
  { height:  506962 , difficulty:  748315 , date:  "2015-06-07 06:25:14" },
  { height:  506963 , difficulty:  750558 , date:  "2015-06-07 06:26:00" },
  { height:  506964 , difficulty:  748698 , date:  "2015-06-07 06:26:05" },
  { height:  506965 , difficulty:  748278 , date:  "2015-06-07 06:26:48" },
  { height:  506966 , difficulty:  749902 , date:  "2015-06-07 06:29:21" },
  { height:  506967 , difficulty:  750047 , date:  "2015-06-07 06:29:44" },
  { height:  506968 , difficulty:  751320 , date:  "2015-06-07 06:29:56" },
  { height:  506969 , difficulty:  749127 , date:  "2015-06-07 06:31:10" },
  { height:  506970 , difficulty:  749111 , date:  "2015-06-07 06:31:34" },
  { height:  506971 , difficulty:  748165 , date:  "2015-06-07 06:32:59" },
  { height:  506972 , difficulty:  749632 , date:  "2015-06-07 06:33:09" },
  { height:  506973 , difficulty:  750154 , date:  "2015-06-07 06:33:33" },
  { height:  506974 , difficulty:  749589 , date:  "2015-06-07 06:35:10" },
  { height:  506975 , difficulty:  749805 , date:  "2015-06-07 06:36:53" },
  { height:  506976 , difficulty:  746988 , date:  "2015-06-07 06:39:06" },
  { height:  506977 , difficulty:  746759 , date:  "2015-06-07 06:40:18" },
  { height:  506978 , difficulty:  746547 , date:  "2015-06-07 06:40:21" },
  { height:  506979 , difficulty:  746377 , date:  "2015-06-07 06:42:21" },
  { height:  506980 , difficulty:  745985 , date:  "2015-06-07 06:43:28" },
  { height:  506981 , difficulty:  747138 , date:  "2015-06-07 06:43:48" },
  { height:  506982 , difficulty:  745177 , date:  "2015-06-07 06:44:43" },
  { height:  506983 , difficulty:  743839 , date:  "2015-06-07 06:45:33" },
  { height:  506984 , difficulty:  745472 , date:  "2015-06-07 06:47:15" },
  { height:  506985 , difficulty:  743730 , date:  "2015-06-07 06:48:42" },
  { height:  506986 , difficulty:  747141 , date:  "2015-06-07 06:49:04" },
  { height:  506987 , difficulty:  743072 , date:  "2015-06-07 06:49:18" },
  { height:  506988 , difficulty:  742576 , date:  "2015-06-07 06:49:55" },
  { height:  506989 , difficulty:  740718 , date:  "2015-06-07 06:50:08" },
  { height:  506990 , difficulty:  740576 , date:  "2015-06-07 06:50:46" },
  { height:  506991 , difficulty:  739413 , date:  "2015-06-07 06:51:19" },
  { height:  506992 , difficulty:  738931 , date:  "2015-06-07 06:52:25" },
  { height:  506993 , difficulty:  735260 , date:  "2015-06-07 06:53:30" },
  { height:  506994 , difficulty:  735427 , date:  "2015-06-07 06:53:41" },
  { height:  506995 , difficulty:  734851 , date:  "2015-06-07 06:54:37" },
  { height:  506996 , difficulty:  737378 , date:  "2015-06-07 06:54:12" },
  { height:  506997 , difficulty:  737259 , date:  "2015-06-07 06:54:25" },
  { height:  506998 , difficulty:  737660 , date:  "2015-06-07 06:55:16" },
  { height:  506999 , difficulty:  736301 , date:  "2015-06-07 06:55:24" },
  { height:  507000 , difficulty:  736614 , date:  "2015-06-07 06:55:43" },
  { height:  507001 , difficulty:  736394 , date:  "2015-06-07 06:56:34" },
  { height:  507002 , difficulty:  736495 , date:  "2015-06-07 06:56:39" },
  { height:  507003 , difficulty:  736622 , date:  "2015-06-07 06:57:28" },
  { height:  507004 , difficulty:  735362 , date:  "2015-06-07 06:59:04" },
  { height:  507005 , difficulty:  737266 , date:  "2015-06-07 07:00:06" },
  { height:  507006 , difficulty:  735927 , date:  "2015-06-07 07:00:26" },
  { height:  507007 , difficulty:  736719 , date:  "2015-06-07 07:02:35" },
  { height:  507008 , difficulty:  736601 , date:  "2015-06-07 07:02:44" },
  { height:  507009 , difficulty:  733354 , date:  "2015-06-07 07:02:47" },
  { height:  507010 , difficulty:  729623 , date:  "2015-06-07 07:03:49" },
  { height:  507011 , difficulty:  730399 , date:  "2015-06-07 07:04:57" },
  { height:  507012 , difficulty:  734016 , date:  "2015-06-07 07:05:56" },
  { height:  507013 , difficulty:  730607 , date:  "2015-06-07 07:06:02" },
  { height:  507014 , difficulty:  732088 , date:  "2015-06-07 07:10:58" },
  { height:  507015 , difficulty:  731136 , date:  "2015-06-07 07:11:08" },
  { height:  507016 , difficulty:  731130 , date:  "2015-06-07 07:12:08" },
  { height:  507017 , difficulty:  730961 , date:  "2015-06-07 07:14:02" },
  { height:  507018 , difficulty:  730986 , date:  "2015-06-07 07:17:46" },
  { height:  507019 , difficulty:  731364 , date:  "2015-06-07 07:17:57" },
  { height:  507020 , difficulty:  731547 , date:  "2015-06-07 07:22:06" },
  { height:  507021 , difficulty:  730494 , date:  "2015-06-07 07:31:34" },
  { height:  507022 , difficulty:  728554 , date:  "2015-06-07 07:31:35" },
  { height:  507023 , difficulty:  727306 , date:  "2015-06-07 07:31:45" },
  { height:  507024 , difficulty:  727542 , date:  "2015-06-07 07:31:52" },
  { height:  507025 , difficulty:  727469 , date:  "2015-06-07 07:33:10" },
  { height:  507026 , difficulty:  726184 , date:  "2015-06-07 07:34:14" },
  { height:  507027 , difficulty:  726271 , date:  "2015-06-07 07:34:19" },
  { height:  507028 , difficulty:  726393 , date:  "2015-06-07 07:35:01" },
  { height:  507029 , difficulty:  726373 , date:  "2015-06-07 07:35:20" },
  { height:  507030 , difficulty:  730971 , date:  "2015-06-07 07:36:15" },
  { height:  507031 , difficulty:  730747 , date:  "2015-06-07 07:36:37" },
  { height:  507032 , difficulty:  729902 , date:  "2015-06-07 07:37:57" },
  { height:  507033 , difficulty:  728582 , date:  "2015-06-07 07:38:12" },
  { height:  507034 , difficulty:  728841 , date:  "2015-06-07 07:38:41" },
  { height:  507035 , difficulty:  727994 , date:  "2015-06-07 07:38:58" },
  { height:  507036 , difficulty:  725749 , date:  "2015-06-07 07:39:43" },
  { height:  507037 , difficulty:  723753 , date:  "2015-06-07 07:40:02" },
  { height:  507038 , difficulty:  722347 , date:  "2015-06-07 07:40:05" },
  { height:  507039 , difficulty:  721488 , date:  "2015-06-07 07:43:15" },
  { height:  507040 , difficulty:  721181 , date:  "2015-06-07 07:44:10" },
  { height:  507041 , difficulty:  721925 , date:  "2015-06-07 07:45:32" },
  { height:  507042 , difficulty:  720620 , date:  "2015-06-07 07:45:39" },
  { height:  507043 , difficulty:  720593 , date:  "2015-06-07 07:46:48" },
  { height:  507044 , difficulty:  720225 , date:  "2015-06-07 07:49:07" },
  { height:  507045 , difficulty:  719474 , date:  "2015-06-07 07:50:37" },
  { height:  507046 , difficulty:  719943 , date:  "2015-06-07 07:51:58" },
  { height:  507047 , difficulty:  718381 , date:  "2015-06-07 07:51:59" },
  { height:  507048 , difficulty:  718701 , date:  "2015-06-07 07:53:42" },
  { height:  507049 , difficulty:  718560 , date:  "2015-06-07 07:55:12" },
  { height:  507050 , difficulty:  720831 , date:  "2015-06-07 07:55:14" },
  { height:  507051 , difficulty:  719621 , date:  "2015-06-07 07:56:49" },
  { height:  507052 , difficulty:  720682 , date:  "2015-06-07 07:57:21" },
  { height:  507053 , difficulty:  719531 , date:  "2015-06-07 07:57:50" },
  { height:  507054 , difficulty:  720851 , date:  "2015-06-07 07:57:52" },
  { height:  507055 , difficulty:  718781 , date:  "2015-06-07 08:00:22" },
  { height:  507056 , difficulty:  718012 , date:  "2015-06-07 08:01:14" },
  { height:  507057 , difficulty:  717490 , date:  "2015-06-07 08:01:29" },
  { height:  507058 , difficulty:  716743 , date:  "2015-06-07 08:02:12" },
  { height:  507059 , difficulty:  716024 , date:  "2015-06-07 08:02:41" },
  { height:  507060 , difficulty:  716424 , date:  "2015-06-07 08:03:06" },
  { height:  507061 , difficulty:  715312 , date:  "2015-06-07 08:03:15" },
  { height:  507062 , difficulty:  718568 , date:  "2015-06-07 08:03:17" },
  { height:  507063 , difficulty:  720353 , date:  "2015-06-07 08:03:43" },
  { height:  507064 , difficulty:  720737 , date:  "2015-06-07 08:05:24" },
  { height:  507065 , difficulty:  722706 , date:  "2015-06-07 08:05:39" },
  { height:  507066 , difficulty:  724683 , date:  "2015-06-07 08:06:18" },
  { height:  507067 , difficulty:  724539 , date:  "2015-06-07 08:07:58" },
  { height:  507068 , difficulty:  726307 , date:  "2015-06-07 08:09:23" },
  { height:  507069 , difficulty:  724954 , date:  "2015-06-07 08:09:52" },
  { height:  507070 , difficulty:  726791 , date:  "2015-06-07 08:11:31" },
  { height:  507071 , difficulty:  726080 , date:  "2015-06-07 08:11:57" },
  { height:  507072 , difficulty:  725852 , date:  "2015-06-07 08:12:18" },
  { height:  507073 , difficulty:  725482 , date:  "2015-06-07 08:13:46" },
  { height:  507074 , difficulty:  725331 , date:  "2015-06-07 08:14:51" },
  { height:  507075 , difficulty:  726753 , date:  "2015-06-07 08:15:03" },
  { height:  507076 , difficulty:  726371 , date:  "2015-06-07 08:17:45" },
  { height:  507077 , difficulty:  726076 , date:  "2015-06-07 08:18:18" },
  { height:  507078 , difficulty:  729679 , date:  "2015-06-07 08:18:31" },
  { height:  507079 , difficulty:  729027 , date:  "2015-06-07 08:19:42" },
  { height:  507080 , difficulty:  731670 , date:  "2015-06-07 08:19:55" },
  { height:  507081 , difficulty:  732494 , date:  "2015-06-07 08:20:24" },
  { height:  507082 , difficulty:  733390 , date:  "2015-06-07 08:20:40" },
  { height:  507083 , difficulty:  733330 , date:  "2015-06-07 08:21:47" },
  { height:  507084 , difficulty:  733592 , date:  "2015-06-07 08:23:41" },
  { height:  507085 , difficulty:  735851 , date:  "2015-06-07 08:24:19" },
  { height:  507086 , difficulty:  735048 , date:  "2015-06-07 08:25:32" },
  { height:  507087 , difficulty:  734971 , date:  "2015-06-07 08:25:39" },
  { height:  507088 , difficulty:  737710 , date:  "2015-06-07 08:26:15" },
  { height:  507089 , difficulty:  740762 , date:  "2015-06-07 08:28:44" },
  { height:  507090 , difficulty:  735091 , date:  "2015-06-07 08:38:00" },
  { height:  507091 , difficulty:  734731 , date:  "2015-06-07 08:38:28" },
  { height:  507092 , difficulty:  735577 , date:  "2015-06-07 08:38:44" },
  { height:  507093 , difficulty:  733827 , date:  "2015-06-07 08:39:36" },
  { height:  507094 , difficulty:  731327 , date:  "2015-06-07 08:39:50" },
  { height:  507095 , difficulty:  731709 , date:  "2015-06-07 08:43:16" },
  { height:  507096 , difficulty:  733931 , date:  "2015-06-07 08:43:34" },
  { height:  507097 , difficulty:  724162 , date:  "2015-06-07 08:44:20" },
  { height:  507098 , difficulty:  724886 , date:  "2015-06-07 08:45:18" },
  { height:  507099 , difficulty:  724930 , date:  "2015-06-07 08:46:52" },
  { height:  507100 , difficulty:  725778 , date:  "2015-06-07 08:46:23" },
  { height:  507101 , difficulty:  724540 , date:  "2015-06-07 08:47:08" },
  { height:  507102 , difficulty:  724105 , date:  "2015-06-07 08:47:16" },
  { height:  507103 , difficulty:  724726 , date:  "2015-06-07 08:48:12" },
  { height:  507104 , difficulty:  725957 , date:  "2015-06-07 08:48:34" },
  { height:  507105 , difficulty:  725567 , date:  "2015-06-07 08:49:21" },
  { height:  507106 , difficulty:  724641 , date:  "2015-06-07 08:51:07" },
  { height:  507107 , difficulty:  724607 , date:  "2015-06-07 08:51:12" },
  { height:  507108 , difficulty:  723334 , date:  "2015-06-07 08:51:53" },
  { height:  507109 , difficulty:  725751 , date:  "2015-06-07 08:52:36" },
  { height:  507110 , difficulty:  729231 , date:  "2015-06-07 08:54:07" },
  { height:  507111 , difficulty:  729507 , date:  "2015-06-07 08:55:14" },
  { height:  507112 , difficulty:  729542 , date:  "2015-06-07 08:55:14" },
  { height:  507113 , difficulty:  731190 , date:  "2015-06-07 08:55:56" },
  { height:  507114 , difficulty:  731893 , date:  "2015-06-07 08:56:48" },
  { height:  507115 , difficulty:  729626 , date:  "2015-06-07 08:57:36" },
  { height:  507116 , difficulty:  728888 , date:  "2015-06-07 08:58:14" },
  { height:  507117 , difficulty:  727305 , date:  "2015-06-07 08:58:53" },
  { height:  507118 , difficulty:  728271 , date:  "2015-06-07 08:59:20" },
  { height:  507119 , difficulty:  727513 , date:  "2015-06-07 09:00:48" },
  { height:  507120 , difficulty:  725639 , date:  "2015-06-07 09:00:57" },
  { height:  507121 , difficulty:  724346 , date:  "2015-06-07 09:00:41" },
  { height:  507122 , difficulty:  723148 , date:  "2015-06-07 09:01:27" },
  { height:  507123 , difficulty:  722994 , date:  "2015-06-07 09:01:35" },
  { height:  507124 , difficulty:  723966 , date:  "2015-06-07 09:03:40" },
  { height:  507125 , difficulty:  724922 , date:  "2015-06-07 09:04:26" },
  { height:  507126 , difficulty:  728790 , date:  "2015-06-07 09:06:53" },
  { height:  507127 , difficulty:  726990 , date:  "2015-06-07 09:07:36" },
  { height:  507128 , difficulty:  726507 , date:  "2015-06-07 09:08:04" },
  { height:  507129 , difficulty:  726364 , date:  "2015-06-07 09:08:36" },
  { height:  507130 , difficulty:  727058 , date:  "2015-06-07 09:09:02" },
  { height:  507131 , difficulty:  724132 , date:  "2015-06-07 09:11:47" },
  { height:  507132 , difficulty:  723592 , date:  "2015-06-07 09:13:15" },
  { height:  507133 , difficulty:  723113 , date:  "2015-06-07 09:13:25" },
  { height:  507134 , difficulty:  727345 , date:  "2015-06-07 09:13:27" },
  { height:  507135 , difficulty:  726587 , date:  "2015-06-07 09:13:58" },
  { height:  507136 , difficulty:  725891 , date:  "2015-06-07 09:14:20" },
  { height:  507137 , difficulty:  725555 , date:  "2015-06-07 09:15:24" },
  { height:  507138 , difficulty:  726155 , date:  "2015-06-07 09:17:17" },
  { height:  507139 , difficulty:  726218 , date:  "2015-06-07 09:18:51" },
  { height:  507140 , difficulty:  726499 , date:  "2015-06-07 09:19:07" },
  { height:  507141 , difficulty:  727280 , date:  "2015-06-07 09:19:09" },
  { height:  507142 , difficulty:  726384 , date:  "2015-06-07 09:20:28" },
  { height:  507143 , difficulty:  724421 , date:  "2015-06-07 09:21:33" },
  { height:  507144 , difficulty:  722722 , date:  "2015-06-07 09:22:22" },
  { height:  507145 , difficulty:  726594 , date:  "2015-06-07 09:23:04" },
  { height:  507146 , difficulty:  725395 , date:  "2015-06-07 09:24:58" },
  { height:  507147 , difficulty:  724705 , date:  "2015-06-07 09:25:27" },
  { height:  507148 , difficulty:  724051 , date:  "2015-06-07 09:25:50" },
  { height:  507149 , difficulty:  722294 , date:  "2015-06-07 09:26:09" },
  { height:  507150 , difficulty:  720881 , date:  "2015-06-07 09:26:38" },
  { height:  507151 , difficulty:  724764 , date:  "2015-06-07 09:30:16" },
  { height:  507152 , difficulty:  723002 , date:  "2015-06-07 09:32:28" },
  { height:  507153 , difficulty:  722581 , date:  "2015-06-07 09:32:51" },
  { height:  507154 , difficulty:  727762 , date:  "2015-06-07 09:33:53" },
  { height:  507155 , difficulty:  726834 , date:  "2015-06-07 09:34:47" },
  { height:  507156 , difficulty:  727018 , date:  "2015-06-07 09:35:49" },
  { height:  507157 , difficulty:  726691 , date:  "2015-06-07 09:37:19" },
  { height:  507158 , difficulty:  726497 , date:  "2015-06-07 09:38:01" },
  { height:  507159 , difficulty:  727038 , date:  "2015-06-07 09:40:46" },
  { height:  507160 , difficulty:  727047 , date:  "2015-06-07 09:41:03" },
  { height:  507161 , difficulty:  727230 , date:  "2015-06-07 09:42:17" },
  { height:  507162 , difficulty:  728054 , date:  "2015-06-07 09:42:56" },
  { height:  507163 , difficulty:  729455 , date:  "2015-06-07 09:43:07" },
  { height:  507164 , difficulty:  729426 , date:  "2015-06-07 09:43:19" },
  { height:  507165 , difficulty:  727048 , date:  "2015-06-07 09:43:43" },
  { height:  507166 , difficulty:  716991 , date:  "2015-06-07 09:44:01" },
  { height:  507167 , difficulty:  720301 , date:  "2015-06-07 09:44:37" },
  { height:  507168 , difficulty:  720231 , date:  "2015-06-07 09:44:46" },
  { height:  507169 , difficulty:  719415 , date:  "2015-06-07 09:46:29" },
  { height:  507170 , difficulty:  718923 , date:  "2015-06-07 09:47:12" },
  { height:  507171 , difficulty:  718360 , date:  "2015-06-07 09:47:13" },
  { height:  507172 , difficulty:  719888 , date:  "2015-06-07 09:49:20" },
  { height:  507173 , difficulty:  721023 , date:  "2015-06-07 09:49:31" },
  { height:  507174 , difficulty:  722639 , date:  "2015-06-07 09:49:42" },
  { height:  507175 , difficulty:  721471 , date:  "2015-06-07 09:51:56" },
  { height:  507176 , difficulty:  723303 , date:  "2015-06-07 09:53:51" },
  { height:  507177 , difficulty:  724318 , date:  "2015-06-07 09:55:26" },
  { height:  507178 , difficulty:  725980 , date:  "2015-06-07 09:56:50" },
  { height:  507179 , difficulty:  725896 , date:  "2015-06-07 09:57:16" },
  { height:  507180 , difficulty:  725519 , date:  "2015-06-07 09:59:22" },
  { height:  507181 , difficulty:  728150 , date:  "2015-06-07 09:59:23" },
  { height:  507182 , difficulty:  726747 , date:  "2015-06-07 09:59:52" },
  { height:  507183 , difficulty:  726584 , date:  "2015-06-07 10:00:00" },
  { height:  507184 , difficulty:  730995 , date:  "2015-06-07 10:02:27" },
  { height:  507185 , difficulty:  729980 , date:  "2015-06-07 10:03:00" },
  { height:  507186 , difficulty:  729483 , date:  "2015-06-07 10:03:06" },
  { height:  507187 , difficulty:  730199 , date:  "2015-06-07 10:03:59" },
  { height:  507188 , difficulty:  730676 , date:  "2015-06-07 10:05:46" },
  { height:  507189 , difficulty:  729698 , date:  "2015-06-07 10:05:15" },
  { height:  507190 , difficulty:  728818 , date:  "2015-06-07 10:05:54" },
  { height:  507191 , difficulty:  728287 , date:  "2015-06-07 10:08:01" },
  { height:  507192 , difficulty:  730312 , date:  "2015-06-07 10:08:30" },
  { height:  507193 , difficulty:  730655 , date:  "2015-06-07 10:09:48" },
  { height:  507194 , difficulty:  731755 , date:  "2015-06-07 10:10:02" },
  { height:  507195 , difficulty:  730485 , date:  "2015-06-07 10:10:06" },
  { height:  507196 , difficulty:  730642 , date:  "2015-06-07 10:10:24" },
  { height:  507197 , difficulty:  734190 , date:  "2015-06-07 10:11:24" },
  { height:  507198 , difficulty:  733619 , date:  "2015-06-07 10:12:59" },
  { height:  507199 , difficulty:  733425 , date:  "2015-06-07 10:13:24" },
  { height:  507200 , difficulty:  730843 , date:  "2015-06-07 10:13:55" },
  { height:  507201 , difficulty:  730587 , date:  "2015-06-07 10:14:57" },
  { height:  507202 , difficulty:  730025 , date:  "2015-06-07 10:15:21" },
  { height:  507203 , difficulty:  729404 , date:  "2015-06-07 10:15:41" },
  { height:  507204 , difficulty:  728930 , date:  "2015-06-07 10:16:22" },
  { height:  507205 , difficulty:  728812 , date:  "2015-06-07 10:18:53" },
  { height:  507206 , difficulty:  731553 , date:  "2015-06-07 10:19:51" },
  { height:  507207 , difficulty:  733036 , date:  "2015-06-07 10:21:03" },
  { height:  507208 , difficulty:  731131 , date:  "2015-06-07 10:21:05" },
  { height:  507209 , difficulty:  730910 , date:  "2015-06-07 10:22:31" },
  { height:  507210 , difficulty:  731801 , date:  "2015-06-07 10:22:40" },
  { height:  507211 , difficulty:  731649 , date:  "2015-06-07 10:23:16" },
  { height:  507212 , difficulty:  731930 , date:  "2015-06-07 10:23:27" },
  { height:  507213 , difficulty:  730887 , date:  "2015-06-07 10:24:44" },
  { height:  507214 , difficulty:  729320 , date:  "2015-06-07 10:25:34" },
  { height:  507215 , difficulty:  731075 , date:  "2015-06-07 10:28:18" },
  { height:  507216 , difficulty:  736628 , date:  "2015-06-07 10:28:38" },
  { height:  507217 , difficulty:  736445 , date:  "2015-06-07 10:28:53" },
  { height:  507218 , difficulty:  736605 , date:  "2015-06-07 10:30:04" },
  { height:  507219 , difficulty:  737723 , date:  "2015-06-07 10:30:21" },
  { height:  507220 , difficulty:  736621 , date:  "2015-06-07 10:31:45" },
  { height:  507221 , difficulty:  735690 , date:  "2015-06-07 10:31:58" },
  { height:  507222 , difficulty:  735026 , date:  "2015-06-07 10:33:08" },
  { height:  507223 , difficulty:  734266 , date:  "2015-06-07 10:35:12" },
  { height:  507224 , difficulty:  734652 , date:  "2015-06-07 10:35:19" },
  { height:  507225 , difficulty:  734824 , date:  "2015-06-07 10:36:25" },
  { height:  507226 , difficulty:  735761 , date:  "2015-06-07 10:38:43" },
  { height:  507227 , difficulty:  732226 , date:  "2015-06-07 10:38:50" },
  { height:  507228 , difficulty:  734660 , date:  "2015-06-07 10:39:06" },
  { height:  507229 , difficulty:  735443 , date:  "2015-06-07 10:39:18" },
  { height:  507230 , difficulty:  734860 , date:  "2015-06-07 10:43:26" },
  { height:  507231 , difficulty:  733835 , date:  "2015-06-07 10:45:16" },
  { height:  507232 , difficulty:  732851 , date:  "2015-06-07 10:45:44" },
  { height:  507233 , difficulty:  731428 , date:  "2015-06-07 10:47:23" },
  { height:  507234 , difficulty:  731795 , date:  "2015-06-07 10:48:42" },
  { height:  507235 , difficulty:  729409 , date:  "2015-06-07 10:49:07" },
  { height:  507236 , difficulty:  729477 , date:  "2015-06-07 10:50:45" },
  { height:  507237 , difficulty:  729395 , date:  "2015-06-07 10:51:04" },
  { height:  507238 , difficulty:  730173 , date:  "2015-06-07 10:51:59" },
  { height:  507239 , difficulty:  729777 , date:  "2015-06-07 10:53:27" },
  { height:  507240 , difficulty:  735276 , date:  "2015-06-07 10:53:51" },
  { height:  507241 , difficulty:  735296 , date:  "2015-06-07 10:54:08" },
  { height:  507242 , difficulty:  734875 , date:  "2015-06-07 10:55:55" },
  { height:  507243 , difficulty:  736166 , date:  "2015-06-07 10:56:26" },
  { height:  507244 , difficulty:  739624 , date:  "2015-06-07 10:58:04" },
  { height:  507245 , difficulty:  739404 , date:  "2015-06-07 10:58:18" },
  { height:  507246 , difficulty:  738730 , date:  "2015-06-07 10:58:45" },
  { height:  507247 , difficulty:  738726 , date:  "2015-06-07 11:00:13" },
  { height:  507248 , difficulty:  736897 , date:  "2015-06-07 11:03:12" },
  { height:  507249 , difficulty:  738187 , date:  "2015-06-07 11:03:50" },
  { height:  507250 , difficulty:  738064 , date:  "2015-06-07 11:05:24" },
  { height:  507251 , difficulty:  735392 , date:  "2015-06-07 11:05:31" },
  { height:  507252 , difficulty:  733921 , date:  "2015-06-07 11:06:20" },
  { height:  507253 , difficulty:  734652 , date:  "2015-06-07 11:06:30" },
  { height:  507254 , difficulty:  733052 , date:  "2015-06-07 11:07:14" },
  { height:  507255 , difficulty:  736225 , date:  "2015-06-07 11:08:06" },
  { height:  507256 , difficulty:  733784 , date:  "2015-06-07 11:08:21" },
  { height:  507257 , difficulty:  736274 , date:  "2015-06-07 11:10:03" },
  { height:  507258 , difficulty:  735739 , date:  "2015-06-07 11:10:38" },
  { height:  507259 , difficulty:  736039 , date:  "2015-06-07 11:11:01" },
  { height:  507260 , difficulty:  733659 , date:  "2015-06-07 11:11:17" },
  { height:  507261 , difficulty:  732889 , date:  "2015-06-07 11:11:19" },
  { height:  507262 , difficulty:  733027 , date:  "2015-06-07 11:14:00" },
  { height:  507263 , difficulty:  732166 , date:  "2015-06-07 11:15:11" },
  { height:  507264 , difficulty:  730998 , date:  "2015-06-07 11:15:58" },
  { height:  507265 , difficulty:  731251 , date:  "2015-06-07 11:16:06" },
  { height:  507266 , difficulty:  733006 , date:  "2015-06-07 11:16:28" },
  { height:  507267 , difficulty:  731638 , date:  "2015-06-07 11:16:34" },
  { height:  507268 , difficulty:  730936 , date:  "2015-06-07 11:17:30" },
  { height:  507269 , difficulty:  729845 , date:  "2015-06-07 11:19:32" },
  { height:  507270 , difficulty:  730253 , date:  "2015-06-07 11:20:39" },
  { height:  507271 , difficulty:  731200 , date:  "2015-06-07 11:21:02" },
  { height:  507272 , difficulty:  731992 , date:  "2015-06-07 11:21:08" },
  { height:  507273 , difficulty:  731486 , date:  "2015-06-07 11:23:26" },
  { height:  507274 , difficulty:  730171 , date:  "2015-06-07 11:24:06" },
  { height:  507275 , difficulty:  729952 , date:  "2015-06-07 11:24:22" },
  { height:  507276 , difficulty:  730055 , date:  "2015-06-07 11:24:48" },
  { height:  507277 , difficulty:  729046 , date:  "2015-06-07 11:26:59" },
  { height:  507278 , difficulty:  731050 , date:  "2015-06-07 11:27:38" },
  { height:  507279 , difficulty:  731807 , date:  "2015-06-07 11:29:26" },
  { height:  507280 , difficulty:  731058 , date:  "2015-06-07 11:30:58" },
  { height:  507281 , difficulty:  729653 , date:  "2015-06-07 11:32:29" },
  { height:  507282 , difficulty:  728666 , date:  "2015-06-07 11:33:48" },
  { height:  507283 , difficulty:  727347 , date:  "2015-06-07 11:34:19" },
  { height:  507284 , difficulty:  727663 , date:  "2015-06-07 11:34:59" },
  { height:  507285 , difficulty:  725896 , date:  "2015-06-07 11:36:17" },
  { height:  507286 , difficulty:  726460 , date:  "2015-06-07 11:37:07" },
  { height:  507287 , difficulty:  726395 , date:  "2015-06-07 11:37:24" },
  { height:  507288 , difficulty:  729839 , date:  "2015-06-07 11:37:33" },
  { height:  507289 , difficulty:  733159 , date:  "2015-06-07 11:37:34" },
  { height:  507290 , difficulty:  733966 , date:  "2015-06-07 11:38:05" },
  { height:  507291 , difficulty:  732446 , date:  "2015-06-07 11:38:12" },
  { height:  507292 , difficulty:  733278 , date:  "2015-06-07 11:39:25" },
  { height:  507293 , difficulty:  733835 , date:  "2015-06-07 11:40:01" },
  { height:  507294 , difficulty:  732327 , date:  "2015-06-07 11:41:22" },
  { height:  507295 , difficulty:  734230 , date:  "2015-06-07 11:41:31" },
  { height:  507296 , difficulty:  732546 , date:  "2015-06-07 11:43:10" },
  { height:  507297 , difficulty:  733411 , date:  "2015-06-07 11:44:04" },
  { height:  507298 , difficulty:  731961 , date:  "2015-06-07 11:44:26" },
  { height:  507299 , difficulty:  729645 , date:  "2015-06-07 11:44:29" },
  { height:  507300 , difficulty:  730310 , date:  "2015-06-07 11:46:24" },
  { height:  507301 , difficulty:  729987 , date:  "2015-06-07 11:46:55" },
  { height:  507302 , difficulty:  728473 , date:  "2015-06-07 11:47:30" },
  { height:  507303 , difficulty:  728728 , date:  "2015-06-07 11:48:41" },
  { height:  507304 , difficulty:  728859 , date:  "2015-06-07 11:49:04" },
  { height:  507305 , difficulty:  729571 , date:  "2015-06-07 11:49:27" },
  { height:  507306 , difficulty:  726449 , date:  "2015-06-07 11:49:54" },
  { height:  507307 , difficulty:  724319 , date:  "2015-06-07 11:49:56" },
  { height:  507308 , difficulty:  724726 , date:  "2015-06-07 11:50:24" },
  { height:  507309 , difficulty:  724384 , date:  "2015-06-07 11:51:45" },
  { height:  507310 , difficulty:  723398 , date:  "2015-06-07 11:52:20" },
  { height:  507311 , difficulty:  732608 , date:  "2015-06-07 11:52:45" },
  { height:  507312 , difficulty:  731153 , date:  "2015-06-07 11:56:37" },
  { height:  507313 , difficulty:  731043 , date:  "2015-06-07 11:56:50" },
  { height:  507314 , difficulty:  731657 , date:  "2015-06-07 11:57:45" },
  { height:  507315 , difficulty:  729838 , date:  "2015-06-07 11:58:06" },
  { height:  507316 , difficulty:  729554 , date:  "2015-06-07 11:59:53" },
  { height:  507317 , difficulty:  729270 , date:  "2015-06-07 12:00:59" },
  { height:  507318 , difficulty:  729470 , date:  "2015-06-07 12:01:19" },
  { height:  507319 , difficulty:  729132 , date:  "2015-06-07 12:01:21" },
  { height:  507320 , difficulty:  727338 , date:  "2015-06-07 12:02:04" },
  { height:  507321 , difficulty:  728422 , date:  "2015-06-07 12:02:58" },
  { height:  507322 , difficulty:  727961 , date:  "2015-06-07 12:04:01" },
  { height:  507323 , difficulty:  726210 , date:  "2015-06-07 12:05:00" },
  { height:  507324 , difficulty:  723183 , date:  "2015-06-07 12:05:34" },
  { height:  507325 , difficulty:  722402 , date:  "2015-06-07 12:05:39" },
  { height:  507326 , difficulty:  720937 , date:  "2015-06-07 12:08:02" },
  { height:  507327 , difficulty:  722753 , date:  "2015-06-07 12:08:30" },
  { height:  507328 , difficulty:  722400 , date:  "2015-06-07 12:09:10" },
  { height:  507329 , difficulty:  722143 , date:  "2015-06-07 12:09:51" },
  { height:  507330 , difficulty:  721599 , date:  "2015-06-07 12:10:53" },
  { height:  507331 , difficulty:  720801 , date:  "2015-06-07 12:10:55" },
  { height:  507332 , difficulty:  721004 , date:  "2015-06-07 12:12:36" },
  { height:  507333 , difficulty:  719717 , date:  "2015-06-07 12:12:50" },
  { height:  507334 , difficulty:  719036 , date:  "2015-06-07 12:15:25" },
  { height:  507335 , difficulty:  722071 , date:  "2015-06-07 12:15:05" },
  { height:  507336 , difficulty:  722333 , date:  "2015-06-07 12:16:15" },
  { height:  507337 , difficulty:  723168 , date:  "2015-06-07 12:16:16" },
  { height:  507338 , difficulty:  721732 , date:  "2015-06-07 12:16:31" },
  { height:  507339 , difficulty:  720261 , date:  "2015-06-07 12:17:06" },
  { height:  507340 , difficulty:  719681 , date:  "2015-06-07 12:17:35" },
  { height:  507341 , difficulty:  721760 , date:  "2015-06-07 12:17:48" },
  { height:  507342 , difficulty:  721375 , date:  "2015-06-07 12:18:13" },
  { height:  507343 , difficulty:  721542 , date:  "2015-06-07 12:19:07" },
  { height:  507344 , difficulty:  720584 , date:  "2015-06-07 12:22:00" },
  { height:  507345 , difficulty:  718209 , date:  "2015-06-07 12:25:48" },
  { height:  507346 , difficulty:  717482 , date:  "2015-06-07 12:27:43" },
  { height:  507347 , difficulty:  719516 , date:  "2015-06-07 12:28:32" },
  { height:  507348 , difficulty:  720082 , date:  "2015-06-07 12:28:43" },
  { height:  507349 , difficulty:  718185 , date:  "2015-06-07 12:28:58" },
  { height:  507350 , difficulty:  723047 , date:  "2015-06-07 12:30:57" },
  { height:  507351 , difficulty:  724422 , date:  "2015-06-07 12:31:08" },
  { height:  507352 , difficulty:  724397 , date:  "2015-06-07 12:31:17" },
  { height:  507353 , difficulty:  721783 , date:  "2015-06-07 12:31:37" },
  { height:  507354 , difficulty:  721229 , date:  "2015-06-07 12:31:44" },
  { height:  507355 , difficulty:  720082 , date:  "2015-06-07 12:32:53" },
  { height:  507356 , difficulty:  718500 , date:  "2015-06-07 12:33:09" },
  { height:  507357 , difficulty:  717302 , date:  "2015-06-07 12:38:07" },
  { height:  507358 , difficulty:  719070 , date:  "2015-06-07 12:38:10" },
  { height:  507359 , difficulty:  718641 , date:  "2015-06-07 12:39:19" },
  { height:  507360 , difficulty:  718706 , date:  "2015-06-07 12:39:22" },
  { height:  507361 , difficulty:  717518 , date:  "2015-06-07 12:40:00" },
  { height:  507362 , difficulty:  716918 , date:  "2015-06-07 12:40:18" },
  { height:  507363 , difficulty:  716490 , date:  "2015-06-07 12:40:36" },
  { height:  507364 , difficulty:  717507 , date:  "2015-06-07 12:40:48" },
  { height:  507365 , difficulty:  719984 , date:  "2015-06-07 12:41:49" },
  { height:  507366 , difficulty:  719801 , date:  "2015-06-07 12:41:26" },
  { height:  507367 , difficulty:  719790 , date:  "2015-06-07 12:41:48" },
  { height:  507368 , difficulty:  719646 , date:  "2015-06-07 12:42:17" },
  { height:  507369 , difficulty:  719065 , date:  "2015-06-07 12:42:22" },
  { height:  507370 , difficulty:  719812 , date:  "2015-06-07 12:42:38" },
  { height:  507371 , difficulty:  721371 , date:  "2015-06-07 12:43:28" },
  { height:  507372 , difficulty:  719660 , date:  "2015-06-07 12:43:54" },
  { height:  507373 , difficulty:  718871 , date:  "2015-06-07 12:44:31" },
  { height:  507374 , difficulty:  718417 , date:  "2015-06-07 12:44:36" },
  { height:  507375 , difficulty:  718397 , date:  "2015-06-07 12:46:11" },
  { height:  507376 , difficulty:  716824 , date:  "2015-06-07 12:47:21" },
  { height:  507377 , difficulty:  717905 , date:  "2015-06-07 12:51:02" },
  { height:  507378 , difficulty:  718379 , date:  "2015-06-07 12:52:36" },
  { height:  507379 , difficulty:  717411 , date:  "2015-06-07 12:53:10" },
  { height:  507380 , difficulty:  718169 , date:  "2015-06-07 12:53:28" },
  { height:  507381 , difficulty:  718036 , date:  "2015-06-07 12:54:17" },
  { height:  507382 , difficulty:  718644 , date:  "2015-06-07 12:55:13" },
  { height:  507383 , difficulty:  721179 , date:  "2015-06-07 12:55:28" },
  { height:  507384 , difficulty:  720927 , date:  "2015-06-07 12:55:33" },
  { height:  507385 , difficulty:  719244 , date:  "2015-06-07 12:56:14" },
  { height:  507386 , difficulty:  718764 , date:  "2015-06-07 12:56:53" },
  { height:  507387 , difficulty:  719039 , date:  "2015-06-07 12:58:20" },
  { height:  507388 , difficulty:  716651 , date:  "2015-06-07 12:58:54" },
  { height:  507389 , difficulty:  716507 , date:  "2015-06-07 13:01:20" },
  { height:  507390 , difficulty:  722338 , date:  "2015-06-07 13:01:31" },
  { height:  507391 , difficulty:  721842 , date:  "2015-06-07 13:04:02" },
  { height:  507392 , difficulty:  720614 , date:  "2015-06-07 13:04:03" },
  { height:  507393 , difficulty:  720614 , date:  "2015-06-07 13:05:21" },
  { height:  507394 , difficulty:  722869 , date:  "2015-06-07 13:06:34" },
  { height:  507395 , difficulty:  722795 , date:  "2015-06-07 13:06:19" },
  { height:  507396 , difficulty:  723955 , date:  "2015-06-07 13:07:23" },
  { height:  507397 , difficulty:  723553 , date:  "2015-06-07 13:07:52" },
  { height:  507398 , difficulty:  722899 , date:  "2015-06-07 13:08:02" },
  { height:  507399 , difficulty:  722050 , date:  "2015-06-07 13:08:08" },
  { height:  507400 , difficulty:  721446 , date:  "2015-06-07 13:10:27" },
  { height:  507401 , difficulty:  722189 , date:  "2015-06-07 13:10:57" },
  { height:  507402 , difficulty:  720926 , date:  "2015-06-07 13:10:59" },
  { height:  507403 , difficulty:  720516 , date:  "2015-06-07 13:11:09" },
  { height:  507404 , difficulty:  720664 , date:  "2015-06-07 13:11:16" },
  { height:  507405 , difficulty:  720715 , date:  "2015-06-07 13:12:28" },
  { height:  507406 , difficulty:  721781 , date:  "2015-06-07 13:13:26" },
  { height:  507407 , difficulty:  723777 , date:  "2015-06-07 13:13:14" },
  { height:  507408 , difficulty:  723610 , date:  "2015-06-07 13:13:40" },
  { height:  507409 , difficulty:  726396 , date:  "2015-06-07 13:15:38" },
  { height:  507410 , difficulty:  723733 , date:  "2015-06-07 13:17:10" },
  { height:  507411 , difficulty:  723524 , date:  "2015-06-07 13:17:37" },
  { height:  507412 , difficulty:  724380 , date:  "2015-06-07 13:18:20" },
  { height:  507413 , difficulty:  724364 , date:  "2015-06-07 13:19:19" },
  { height:  507414 , difficulty:  727726 , date:  "2015-06-07 13:19:31" },
  { height:  507415 , difficulty:  727088 , date:  "2015-06-07 13:20:06" },
  { height:  507416 , difficulty:  733560 , date:  "2015-06-07 13:21:56" },
  { height:  507417 , difficulty:  733177 , date:  "2015-06-07 13:22:48" },
  { height:  507418 , difficulty:  733452 , date:  "2015-06-07 13:23:51" },
  { height:  507419 , difficulty:  733527 , date:  "2015-06-07 13:24:00" },
  { height:  507420 , difficulty:  730716 , date:  "2015-06-07 13:24:54" },
  { height:  507421 , difficulty:  727154 , date:  "2015-06-07 13:25:20" },
  { height:  507422 , difficulty:  724985 , date:  "2015-06-07 13:26:05" },
  { height:  507423 , difficulty:  724273 , date:  "2015-06-07 13:26:24" },
  { height:  507424 , difficulty:  723950 , date:  "2015-06-07 13:30:55" },
  { height:  507425 , difficulty:  723566 , date:  "2015-06-07 13:31:12" },
  { height:  507426 , difficulty:  721377 , date:  "2015-06-07 13:33:29" },
  { height:  507427 , difficulty:  722118 , date:  "2015-06-07 13:34:03" },
  { height:  507428 , difficulty:  725287 , date:  "2015-06-07 13:33:59" },
  { height:  507429 , difficulty:  725066 , date:  "2015-06-07 13:34:58" },
  { height:  507430 , difficulty:  726131 , date:  "2015-06-07 13:35:02" },
  { height:  507431 , difficulty:  726039 , date:  "2015-06-07 13:35:59" },
  { height:  507432 , difficulty:  725848 , date:  "2015-06-07 13:36:58" },
  { height:  507433 , difficulty:  719923 , date:  "2015-06-07 13:37:24" },
  { height:  507434 , difficulty:  720781 , date:  "2015-06-07 13:37:28" },
  { height:  507435 , difficulty:  721292 , date:  "2015-06-07 13:37:44" },
  { height:  507436 , difficulty:  721338 , date:  "2015-06-07 13:37:55" },
  { height:  507437 , difficulty:  720685 , date:  "2015-06-07 13:39:13" },
  { height:  507438 , difficulty:  722603 , date:  "2015-06-07 13:39:29" },
  { height:  507439 , difficulty:  722387 , date:  "2015-06-07 13:41:24" },
  { height:  507440 , difficulty:  723850 , date:  "2015-06-07 13:42:03" },
  { height:  507441 , difficulty:  723021 , date:  "2015-06-07 13:42:23" },
  { height:  507442 , difficulty:  724845 , date:  "2015-06-07 13:44:05" },
  { height:  507443 , difficulty:  727939 , date:  "2015-06-07 13:44:10" },
  { height:  507444 , difficulty:  727927 , date:  "2015-06-07 13:45:15" },
  { height:  507445 , difficulty:  728587 , date:  "2015-06-07 13:45:45" },
  { height:  507446 , difficulty:  728460 , date:  "2015-06-07 13:46:20" },
  { height:  507447 , difficulty:  728436 , date:  "2015-06-07 13:46:48" },
  { height:  507448 , difficulty:  731689 , date:  "2015-06-07 13:48:53" },
  { height:  507449 , difficulty:  732121 , date:  "2015-06-07 13:49:14" },
  { height:  507450 , difficulty:  732088 , date:  "2015-06-07 13:49:48" },
  { height:  507451 , difficulty:  730080 , date:  "2015-06-07 13:49:49" },
  { height:  507452 , difficulty:  732720 , date:  "2015-06-07 13:50:29" },
  { height:  507453 , difficulty:  728499 , date:  "2015-06-07 13:50:42" },
  { height:  507454 , difficulty:  729677 , date:  "2015-06-07 13:50:47" },
  { height:  507455 , difficulty:  729900 , date:  "2015-06-07 13:50:52" },
  { height:  507456 , difficulty:  732826 , date:  "2015-06-07 13:52:56" },
  { height:  507457 , difficulty:  733395 , date:  "2015-06-07 13:53:19" },
  { height:  507458 , difficulty:  732401 , date:  "2015-06-07 13:53:29" },
  { height:  507459 , difficulty:  732720 , date:  "2015-06-07 13:54:19" },
  { height:  507460 , difficulty:  732838 , date:  "2015-06-07 13:56:44" },
  { height:  507461 , difficulty:  732229 , date:  "2015-06-07 13:56:59" },
  { height:  507462 , difficulty:  734292 , date:  "2015-06-07 13:57:14" },
  { height:  507463 , difficulty:  736470 , date:  "2015-06-07 13:57:54" },
  { height:  507464 , difficulty:  735773 , date:  "2015-06-07 14:00:10" },
  { height:  507465 , difficulty:  734390 , date:  "2015-06-07 14:00:12" },
  { height:  507466 , difficulty:  734160 , date:  "2015-06-07 14:04:20" },
  { height:  507467 , difficulty:  731155 , date:  "2015-06-07 14:05:47" },
  { height:  507468 , difficulty:  732488 , date:  "2015-06-07 14:07:03" },
  { height:  507469 , difficulty:  731294 , date:  "2015-06-07 14:07:10" },
  { height:  507470 , difficulty:  730553 , date:  "2015-06-07 14:07:18" },
  { height:  507471 , difficulty:  733160 , date:  "2015-06-07 14:07:28" },
  { height:  507472 , difficulty:  732294 , date:  "2015-06-07 14:07:48" },
  { height:  507473 , difficulty:  732493 , date:  "2015-06-07 14:08:19" },
  { height:  507474 , difficulty:  733254 , date:  "2015-06-07 14:10:53" },
  { height:  507475 , difficulty:  733976 , date:  "2015-06-07 14:11:16" },
  { height:  507476 , difficulty:  732660 , date:  "2015-06-07 14:12:01" },
  { height:  507477 , difficulty:  735544 , date:  "2015-06-07 14:13:41" },
  { height:  507478 , difficulty:  738575 , date:  "2015-06-07 14:15:11" },
  { height:  507479 , difficulty:  738302 , date:  "2015-06-07 14:16:03" },
  { height:  507480 , difficulty:  742843 , date:  "2015-06-07 14:16:29" },
  { height:  507481 , difficulty:  745140 , date:  "2015-06-07 14:16:31" },
  { height:  507482 , difficulty:  744865 , date:  "2015-06-07 14:19:18" },
  { height:  507483 , difficulty:  744953 , date:  "2015-06-07 14:21:31" },
  { height:  507484 , difficulty:  744876 , date:  "2015-06-07 14:21:40" },
  { height:  507485 , difficulty:  743291 , date:  "2015-06-07 14:21:49" },
  { height:  507486 , difficulty:  741395 , date:  "2015-06-07 14:22:14" },
  { height:  507487 , difficulty:  741236 , date:  "2015-06-07 14:23:45" },
  { height:  507488 , difficulty:  742363 , date:  "2015-06-07 14:24:28" },
  { height:  507489 , difficulty:  741793 , date:  "2015-06-07 14:25:40" },
  { height:  507490 , difficulty:  742640 , date:  "2015-06-07 14:28:14" },
  { height:  507491 , difficulty:  742449 , date:  "2015-06-07 14:28:17" },
  { height:  507492 , difficulty:  740172 , date:  "2015-06-07 14:31:47" },
  { height:  507493 , difficulty:  741529 , date:  "2015-06-07 14:33:33" },
  { height:  507494 , difficulty:  740615 , date:  "2015-06-07 14:33:55" },
  { height:  507495 , difficulty:  740941 , date:  "2015-06-07 14:34:46" },
  { height:  507496 , difficulty:  739961 , date:  "2015-06-07 14:35:19" },
  { height:  507497 , difficulty:  744192 , date:  "2015-06-07 14:35:20" },
  { height:  507498 , difficulty:  748681 , date:  "2015-06-07 14:35:32" },
  { height:  507499 , difficulty:  748215 , date:  "2015-06-07 14:36:02" },
  { height:  507500 , difficulty:  747033 , date:  "2015-06-07 14:37:10" },
  { height:  507501 , difficulty:  748201 , date:  "2015-06-07 14:39:10" },
  { height:  507502 , difficulty:  745249 , date:  "2015-06-07 14:39:13" },
  { height:  507503 , difficulty:  745092 , date:  "2015-06-07 14:39:29" },
  { height:  507504 , difficulty:  745635 , date:  "2015-06-07 14:41:00" },
  { height:  507505 , difficulty:  746073 , date:  "2015-06-07 14:41:21" },
  { height:  507506 , difficulty:  746367 , date:  "2015-06-07 14:41:21" },
  { height:  507507 , difficulty:  745843 , date:  "2015-06-07 14:42:09" },
  { height:  507508 , difficulty:  746810 , date:  "2015-06-07 14:42:14" },
  { height:  507509 , difficulty:  746296 , date:  "2015-06-07 14:42:40" },
  { height:  507510 , difficulty:  746310 , date:  "2015-06-07 14:42:46" },
  { height:  507511 , difficulty:  748092 , date:  "2015-06-07 14:42:49" },
  { height:  507512 , difficulty:  747874 , date:  "2015-06-07 14:43:20" },
  { height:  507513 , difficulty:  749873 , date:  "2015-06-07 14:44:34" },
  { height:  507514 , difficulty:  750953 , date:  "2015-06-07 14:45:32" },
  { height:  507515 , difficulty:  751652 , date:  "2015-06-07 14:46:36" },
  { height:  507516 , difficulty:  750802 , date:  "2015-06-07 14:47:11" },
  { height:  507517 , difficulty:  750377 , date:  "2015-06-07 14:48:38" },
  { height:  507518 , difficulty:  748222 , date:  "2015-06-07 14:50:05" },
  { height:  507519 , difficulty:  748894 , date:  "2015-06-07 14:50:57" },
  { height:  507520 , difficulty:  748338 , date:  "2015-06-07 14:51:31" },
  { height:  507521 , difficulty:  747955 , date:  "2015-06-07 14:53:54" },
  { height:  507522 , difficulty:  750538 , date:  "2015-06-07 14:54:30" },
  { height:  507523 , difficulty:  751195 , date:  "2015-06-07 14:55:01" },
  { height:  507524 , difficulty:  748803 , date:  "2015-06-07 14:55:07" },
  { height:  507525 , difficulty:  748603 , date:  "2015-06-07 14:55:17" },
  { height:  507526 , difficulty:  757393 , date:  "2015-06-07 14:55:21" },
  { height:  507527 , difficulty:  758026 , date:  "2015-06-07 14:55:22" },
  { height:  507528 , difficulty:  759455 , date:  "2015-06-07 14:56:07" },
  { height:  507529 , difficulty:  759485 , date:  "2015-06-07 14:57:44" },
  { height:  507530 , difficulty:  762580 , date:  "2015-06-07 15:02:50" },
  { height:  507531 , difficulty:  762482 , date:  "2015-06-07 15:03:44" },
  { height:  507532 , difficulty:  760152 , date:  "2015-06-07 15:04:25" },
  { height:  507533 , difficulty:  759624 , date:  "2015-06-07 15:04:32" },
  { height:  507534 , difficulty:  761652 , date:  "2015-06-07 15:05:09" },
  { height:  507535 , difficulty:  761538 , date:  "2015-06-07 15:05:16" },
  { height:  507536 , difficulty:  758499 , date:  "2015-06-07 15:05:29" },
  { height:  507537 , difficulty:  758755 , date:  "2015-06-07 15:07:26" },
  { height:  507538 , difficulty:  759603 , date:  "2015-06-07 15:07:31" },
  { height:  507539 , difficulty:  758934 , date:  "2015-06-07 15:08:20" },
  { height:  507540 , difficulty:  756119 , date:  "2015-06-07 15:08:25" },
  { height:  507541 , difficulty:  756336 , date:  "2015-06-07 15:08:39" },
  { height:  507542 , difficulty:  751235 , date:  "2015-06-07 15:09:25" },
  { height:  507543 , difficulty:  750966 , date:  "2015-06-07 15:10:07" },
  { height:  507544 , difficulty:  749807 , date:  "2015-06-07 15:11:15" },
  { height:  507545 , difficulty:  750178 , date:  "2015-06-07 15:11:18" },
  { height:  507546 , difficulty:  751762 , date:  "2015-06-07 15:12:20" },
  { height:  507547 , difficulty:  752183 , date:  "2015-06-07 15:14:07" },
  { height:  507548 , difficulty:  759702 , date:  "2015-06-07 15:16:02" },
  { height:  507549 , difficulty:  766436 , date:  "2015-06-07 15:16:11" },
  { height:  507550 , difficulty:  763108 , date:  "2015-06-07 15:17:15" },
  { height:  507551 , difficulty:  764537 , date:  "2015-06-07 15:18:00" },
  { height:  507552 , difficulty:  764775 , date:  "2015-06-07 15:18:09" },
  { height:  507553 , difficulty:  763535 , date:  "2015-06-07 15:18:50" },
  { height:  507554 , difficulty:  771824 , date:  "2015-06-07 15:19:33" },
  { height:  507555 , difficulty:  771990 , date:  "2015-06-07 15:19:56" },
  { height:  507556 , difficulty:  771968 , date:  "2015-06-07 15:19:59" },
  { height:  507557 , difficulty:  771909 , date:  "2015-06-07 15:20:36" },
  { height:  507558 , difficulty:  768503 , date:  "2015-06-07 15:20:43" },
  { height:  507559 , difficulty:  768266 , date:  "2015-06-07 15:20:57" },
  { height:  507560 , difficulty:  774473 , date:  "2015-06-07 15:21:06" },
  { height:  507561 , difficulty:  774360 , date:  "2015-06-07 15:22:02" },
  { height:  507562 , difficulty:  774061 , date:  "2015-06-07 15:22:06" },
  { height:  507563 , difficulty:  775555 , date:  "2015-06-07 15:22:43" },
  { height:  507564 , difficulty:  775522 , date:  "2015-06-07 15:24:43" },
  { height:  507565 , difficulty:  774372 , date:  "2015-06-07 15:25:16" },
  { height:  507566 , difficulty:  771095 , date:  "2015-06-07 15:26:22" },
  { height:  507567 , difficulty:  771094 , date:  "2015-06-07 15:28:33" },
  { height:  507568 , difficulty:  769079 , date:  "2015-06-07 15:29:51" },
  { height:  507569 , difficulty:  766768 , date:  "2015-06-07 15:29:55" },
  { height:  507570 , difficulty:  768187 , date:  "2015-06-07 15:30:30" },
  { height:  507571 , difficulty:  769948 , date:  "2015-06-07 15:30:54" },
  { height:  507572 , difficulty:  769574 , date:  "2015-06-07 15:31:28" },
  { height:  507573 , difficulty:  771236 , date:  "2015-06-07 15:32:24" },
  { height:  507574 , difficulty:  772537 , date:  "2015-06-07 15:34:01" },
  { height:  507575 , difficulty:  775297 , date:  "2015-06-07 15:34:55" },
  { height:  507576 , difficulty:  775359 , date:  "2015-06-07 15:35:35" },
  { height:  507577 , difficulty:  772992 , date:  "2015-06-07 15:35:43" },
  { height:  507578 , difficulty:  773004 , date:  "2015-06-07 15:36:33" },
  { height:  507579 , difficulty:  774880 , date:  "2015-06-07 15:37:06" },
  { height:  507580 , difficulty:  774187 , date:  "2015-06-07 15:39:40" },
  { height:  507581 , difficulty:  776523 , date:  "2015-06-07 15:39:43" },
  { height:  507582 , difficulty:  778068 , date:  "2015-06-07 15:41:46" },
  { height:  507583 , difficulty:  777708 , date:  "2015-06-07 15:41:50" },
  { height:  507584 , difficulty:  779538 , date:  "2015-06-07 15:43:05" },
  { height:  507585 , difficulty:  782164 , date:  "2015-06-07 15:43:22" },
  { height:  507586 , difficulty:  787082 , date:  "2015-06-07 15:43:30" },
  { height:  507587 , difficulty:  787379 , date:  "2015-06-07 15:45:08" },
  { height:  507588 , difficulty:  791222 , date:  "2015-06-07 15:45:29" },
  { height:  507589 , difficulty:  789488 , date:  "2015-06-07 15:46:37" },
  { height:  507590 , difficulty:  790317 , date:  "2015-06-07 15:47:32" },
  { height:  507591 , difficulty:  789184 , date:  "2015-06-07 15:47:58" },
  { height:  507592 , difficulty:  795169 , date:  "2015-06-07 15:48:02" },
  { height:  507593 , difficulty:  793081 , date:  "2015-06-07 15:48:13" },
  { height:  507594 , difficulty:  791879 , date:  "2015-06-07 15:48:32" },
  { height:  507595 , difficulty:  791515 , date:  "2015-06-07 15:50:27" },
  { height:  507596 , difficulty:  790986 , date:  "2015-06-07 15:50:31" },
  { height:  507597 , difficulty:  790738 , date:  "2015-06-07 15:50:32" },
  { height:  507598 , difficulty:  792329 , date:  "2015-06-07 15:50:35" },
  { height:  507599 , difficulty:  791612 , date:  "2015-06-07 15:50:44" },
  { height:  507600 , difficulty:  791558 , date:  "2015-06-07 15:51:46" },
  { height:  507601 , difficulty:  792480 , date:  "2015-06-07 15:51:49" },
  { height:  507602 , difficulty:  792741 , date:  "2015-06-07 15:53:35" },
  { height:  507603 , difficulty:  794488 , date:  "2015-06-07 15:54:34" },
  { height:  507604 , difficulty:  794134 , date:  "2015-06-07 15:55:42" },
  { height:  507605 , difficulty:  793508 , date:  "2015-06-07 15:56:51" },
  { height:  507606 , difficulty:  786353 , date:  "2015-06-07 15:57:47" },
  { height:  507607 , difficulty:  785233 , date:  "2015-06-07 15:58:33" },
  { height:  507608 , difficulty:  788838 , date:  "2015-06-07 15:58:37" },
  { height:  507609 , difficulty:  794078 , date:  "2015-06-07 15:59:43" },
  { height:  507610 , difficulty:  793580 , date:  "2015-06-07 16:00:11" },
  { height:  507611 , difficulty:  796445 , date:  "2015-06-07 16:01:07" },
  { height:  507612 , difficulty:  800589 , date:  "2015-06-07 16:01:18" },
  { height:  507613 , difficulty:  797749 , date:  "2015-06-07 16:02:17" },
  { height:  507614 , difficulty:  798938 , date:  "2015-06-07 16:02:41" },
  { height:  507615 , difficulty:  799589 , date:  "2015-06-07 16:03:10" },
  { height:  507616 , difficulty:  799483 , date:  "2015-06-07 16:03:45" },
  { height:  507617 , difficulty:  801226 , date:  "2015-06-07 16:03:47" },
  { height:  507618 , difficulty:  800792 , date:  "2015-06-07 16:05:47" },
  { height:  507619 , difficulty:  802239 , date:  "2015-06-07 16:05:53" },
  { height:  507620 , difficulty:  801902 , date:  "2015-06-07 16:05:59" },
  { height:  507621 , difficulty:  806454 , date:  "2015-06-07 16:07:40" },
  { height:  507622 , difficulty:  806903 , date:  "2015-06-07 16:07:46" },
  { height:  507623 , difficulty:  804907 , date:  "2015-06-07 16:08:21" },
  { height:  507624 , difficulty:  802800 , date:  "2015-06-07 16:12:30" },
  { height:  507625 , difficulty:  805363 , date:  "2015-06-07 16:12:52" },
  { height:  507626 , difficulty:  803884 , date:  "2015-06-07 16:13:40" },
  { height:  507627 , difficulty:  803518 , date:  "2015-06-07 16:17:45" },
  { height:  507628 , difficulty:  805171 , date:  "2015-06-07 16:17:48" },
  { height:  507629 , difficulty:  805075 , date:  "2015-06-07 16:18:33" },
  { height:  507630 , difficulty:  805674 , date:  "2015-06-07 16:18:50" },
  { height:  507631 , difficulty:  806176 , date:  "2015-06-07 16:19:47" },
  { height:  507632 , difficulty:  808540 , date:  "2015-06-07 16:20:09" },
  { height:  507633 , difficulty:  807878 , date:  "2015-06-07 16:20:20" },
  { height:  507634 , difficulty:  809870 , date:  "2015-06-07 16:20:30" },
  { height:  507635 , difficulty:  813532 , date:  "2015-06-07 16:20:54" },
  { height:  507636 , difficulty:  815954 , date:  "2015-06-07 16:21:00" },
  { height:  507637 , difficulty:  816661 , date:  "2015-06-07 16:23:36" },
  { height:  507638 , difficulty:  817771 , date:  "2015-06-07 16:23:40" },
  { height:  507639 , difficulty:  817008 , date:  "2015-06-07 16:23:44" },
  { height:  507640 , difficulty:  815110 , date:  "2015-06-07 16:25:16" },
  { height:  507641 , difficulty:  818197 , date:  "2015-06-07 16:25:16" },
  { height:  507642 , difficulty:  817144 , date:  "2015-06-07 16:25:54" },
  { height:  507643 , difficulty:  814172 , date:  "2015-06-07 16:26:00" },
  { height:  507644 , difficulty:  814108 , date:  "2015-06-07 16:26:36" },
  { height:  507645 , difficulty:  814645 , date:  "2015-06-07 16:28:33" },
  { height:  507646 , difficulty:  815945 , date:  "2015-06-07 16:30:52" },
  { height:  507647 , difficulty:  815629 , date:  "2015-06-07 16:31:15" },
  { height:  507648 , difficulty:  815412 , date:  "2015-06-07 16:32:02" },
  { height:  507649 , difficulty:  816490 , date:  "2015-06-07 16:32:56" },
  { height:  507650 , difficulty:  816684 , date:  "2015-06-07 16:33:36" },
  { height:  507651 , difficulty:  818744 , date:  "2015-06-07 16:34:23" },
  { height:  507652 , difficulty:  819613 , date:  "2015-06-07 16:34:28" },
  { height:  507653 , difficulty:  819535 , date:  "2015-06-07 16:34:52" },
  { height:  507654 , difficulty:  821374 , date:  "2015-06-07 16:35:53" },
  { height:  507655 , difficulty:  822301 , date:  "2015-06-07 16:35:58" },
  { height:  507656 , difficulty:  818924 , date:  "2015-06-07 16:38:14" },
  { height:  507657 , difficulty:  820309 , date:  "2015-06-07 16:39:31" },
  { height:  507658 , difficulty:  818512 , date:  "2015-06-07 16:40:54" },
  { height:  507659 , difficulty:  821073 , date:  "2015-06-07 16:41:59" },
  { height:  507660 , difficulty:  821447 , date:  "2015-06-07 16:42:18" },
  { height:  507661 , difficulty:  821641 , date:  "2015-06-07 16:42:45" },
  { height:  507662 , difficulty:  821877 , date:  "2015-06-07 16:43:32" },
  { height:  507663 , difficulty:  820400 , date:  "2015-06-07 16:44:09" },
  { height:  507664 , difficulty:  820290 , date:  "2015-06-07 16:46:43" },
  { height:  507665 , difficulty:  819615 , date:  "2015-06-07 16:47:25" },
  { height:  507666 , difficulty:  819150 , date:  "2015-06-07 16:47:00" },
  { height:  507667 , difficulty:  820263 , date:  "2015-06-07 16:49:59" },
  { height:  507668 , difficulty:  821936 , date:  "2015-06-07 16:50:51" },
  { height:  507669 , difficulty:  822043 , date:  "2015-06-07 16:50:51" },
  { height:  507670 , difficulty:  822458 , date:  "2015-06-07 16:51:55" },
  { height:  507671 , difficulty:  819950 , date:  "2015-06-07 16:56:00" },
  { height:  507672 , difficulty:  820255 , date:  "2015-06-07 16:57:00" },
  { height:  507673 , difficulty:  821324 , date:  "2015-06-07 16:57:12" },
  { height:  507674 , difficulty:  821557 , date:  "2015-06-07 16:57:13" },
  { height:  507675 , difficulty:  821916 , date:  "2015-06-07 17:00:15" },
  { height:  507676 , difficulty:  821737 , date:  "2015-06-07 17:02:17" },
  { height:  507677 , difficulty:  821893 , date:  "2015-06-07 17:03:07" },
  { height:  507678 , difficulty:  820541 , date:  "2015-06-07 17:04:09" },
  { height:  507679 , difficulty:  821597 , date:  "2015-06-07 17:09:34" },
  { height:  507680 , difficulty:  821549 , date:  "2015-06-07 17:10:37" },
  { height:  507681 , difficulty:  820406 , date:  "2015-06-07 17:11:56" },
  { height:  507682 , difficulty:  822364 , date:  "2015-06-07 17:13:30" },
  { height:  507683 , difficulty:  821508 , date:  "2015-06-07 17:13:35" },
  { height:  507684 , difficulty:  821586 , date:  "2015-06-07 17:13:39" },
  { height:  507685 , difficulty:  821604 , date:  "2015-06-07 17:14:20" },
  { height:  507686 , difficulty:  822746 , date:  "2015-06-07 17:14:26" },
  { height:  507687 , difficulty:  822939 , date:  "2015-06-07 17:14:30" },
  { height:  507688 , difficulty:  822942 , date:  "2015-06-07 17:17:30" },
  { height:  507689 , difficulty:  829183 , date:  "2015-06-07 17:18:04" },
  { height:  507690 , difficulty:  828947 , date:  "2015-06-07 17:18:05" },
  { height:  507691 , difficulty:  829882 , date:  "2015-06-07 17:19:14" },
  { height:  507692 , difficulty:  832074 , date:  "2015-06-07 17:19:17" },
  { height:  507693 , difficulty:  838061 , date:  "2015-06-07 17:19:29" },
  { height:  507694 , difficulty:  835308 , date:  "2015-06-07 17:19:33" },
  { height:  507695 , difficulty:  841902 , date:  "2015-06-07 17:21:17" },
  { height:  507696 , difficulty:  857370 , date:  "2015-06-07 17:22:09" },
  { height:  507697 , difficulty:  854752 , date:  "2015-06-07 17:24:27" },
  { height:  507698 , difficulty:  855017 , date:  "2015-06-07 17:24:28" },
  { height:  507699 , difficulty:  854394 , date:  "2015-06-07 17:24:47" },
  { height:  507700 , difficulty:  849850 , date:  "2015-06-07 17:25:41" },
  { height:  507701 , difficulty:  851150 , date:  "2015-06-07 17:25:45" },
  { height:  507702 , difficulty:  850125 , date:  "2015-06-07 17:29:22" },
  { height:  507703 , difficulty:  844770 , date:  "2015-06-07 17:29:03" },
  { height:  507704 , difficulty:  845352 , date:  "2015-06-07 17:30:01" },
  { height:  507705 , difficulty:  845764 , date:  "2015-06-07 17:30:38" },
  { height:  507706 , difficulty:  846042 , date:  "2015-06-07 17:30:45" },
  { height:  507707 , difficulty:  846810 , date:  "2015-06-07 17:31:02" },
  { height:  507708 , difficulty:  846774 , date:  "2015-06-07 17:31:33" },
  { height:  507709 , difficulty:  847412 , date:  "2015-06-07 17:32:21" },
  { height:  507710 , difficulty:  847759 , date:  "2015-06-07 17:33:02" },
  { height:  507711 , difficulty:  848497 , date:  "2015-06-07 17:33:03" },
  { height:  507712 , difficulty:  849027 , date:  "2015-06-07 17:35:51" },
  { height:  507713 , difficulty:  845071 , date:  "2015-06-07 17:36:20" },
  { height:  507714 , difficulty:  850290 , date:  "2015-06-07 17:36:21" },
  { height:  507715 , difficulty:  851866 , date:  "2015-06-07 17:38:08" },
  { height:  507716 , difficulty:  851772 , date:  "2015-06-07 17:38:43" },
  { height:  507717 , difficulty:  852151 , date:  "2015-06-07 17:39:52" },
  { height:  507718 , difficulty:  853185 , date:  "2015-06-07 17:39:57" },
  { height:  507719 , difficulty:  857026 , date:  "2015-06-07 17:40:01" },
  { height:  507720 , difficulty:  858704 , date:  "2015-06-07 17:40:23" },
  { height:  507721 , difficulty:  857890 , date:  "2015-06-07 17:40:33" },
  { height:  507722 , difficulty:  854275 , date:  "2015-06-07 17:41:22" },
  { height:  507723 , difficulty:  856663 , date:  "2015-06-07 17:41:51" },
  { height:  507724 , difficulty:  858039 , date:  "2015-06-07 17:41:33" },
  { height:  507725 , difficulty:  856787 , date:  "2015-06-07 17:46:14" },
  { height:  507726 , difficulty:  858494 , date:  "2015-06-07 17:46:45" },
  { height:  507727 , difficulty:  858269 , date:  "2015-06-07 17:46:46" },
  { height:  507728 , difficulty:  859127 , date:  "2015-06-07 17:49:10" },
  { height:  507729 , difficulty:  858709 , date:  "2015-06-07 17:49:16" },
  { height:  507730 , difficulty:  861379 , date:  "2015-06-07 17:49:30" },
  { height:  507731 , difficulty:  862892 , date:  "2015-06-07 17:49:54" },
  { height:  507732 , difficulty:  859721 , date:  "2015-06-07 17:49:57" },
  { height:  507733 , difficulty:  858979 , date:  "2015-06-07 17:52:51" },
  { height:  507734 , difficulty:  857685 , date:  "2015-06-07 17:53:21" },
  { height:  507735 , difficulty:  856785 , date:  "2015-06-07 17:53:26" },
  { height:  507736 , difficulty:  856714 , date:  "2015-06-07 17:54:13" },
  { height:  507737 , difficulty:  856226 , date:  "2015-06-07 17:54:22" },
  { height:  507738 , difficulty:  855844 , date:  "2015-06-07 17:54:49" },
  { height:  507739 , difficulty:  857796 , date:  "2015-06-07 17:55:40" },
  { height:  507740 , difficulty:  854170 , date:  "2015-06-07 17:55:49" },
  { height:  507741 , difficulty:  854954 , date:  "2015-06-07 17:58:40" },
  { height:  507742 , difficulty:  857193 , date:  "2015-06-07 17:58:49" },
  { height:  507743 , difficulty:  855480 , date:  "2015-06-07 17:58:57" },
  { height:  507744 , difficulty:  855037 , date:  "2015-06-07 18:00:48" },
  { height:  507745 , difficulty:  857937 , date:  "2015-06-07 18:00:50" },
  { height:  507746 , difficulty:  857077 , date:  "2015-06-07 18:02:36" },
  { height:  507747 , difficulty:  851147 , date:  "2015-06-07 18:02:40" },
  { height:  507748 , difficulty:  852087 , date:  "2015-06-07 18:02:52" },
  { height:  507749 , difficulty:  853712 , date:  "2015-06-07 18:02:54" },
  { height:  507750 , difficulty:  854193 , date:  "2015-06-07 18:02:56" },
  { height:  507751 , difficulty:  853831 , date:  "2015-06-07 18:03:20" },
  { height:  507752 , difficulty:  851597 , date:  "2015-06-07 18:05:09" },
  { height:  507753 , difficulty:  850771 , date:  "2015-06-07 18:06:52" },
  { height:  507754 , difficulty:  851189 , date:  "2015-06-07 18:08:40" },
  { height:  507755 , difficulty:  843002 , date:  "2015-06-07 18:08:49" },
  { height:  507756 , difficulty:  842269 , date:  "2015-06-07 18:08:53" },
  { height:  507757 , difficulty:  840768 , date:  "2015-06-07 18:11:13" },
  { height:  507758 , difficulty:  840224 , date:  "2015-06-07 18:11:15" },
  { height:  507759 , difficulty:  843271 , date:  "2015-06-07 18:12:52" },
  { height:  507760 , difficulty:  844335 , date:  "2015-06-07 18:12:59" },
  { height:  507761 , difficulty:  845351 , date:  "2015-06-07 18:13:04" },
  { height:  507762 , difficulty:  845543 , date:  "2015-06-07 18:14:15" },
  { height:  507763 , difficulty:  846558 , date:  "2015-06-07 18:15:05" },
  { height:  507764 , difficulty:  845887 , date:  "2015-06-07 18:15:50" },
  { height:  507765 , difficulty:  860218 , date:  "2015-06-07 18:16:03" },
  { height:  507766 , difficulty:  861144 , date:  "2015-06-07 18:17:24" },
  { height:  507767 , difficulty:  859864 , date:  "2015-06-07 18:19:55" },
  { height:  507768 , difficulty:  861404 , date:  "2015-06-07 18:21:13" },
  { height:  507769 , difficulty:  861665 , date:  "2015-06-07 18:21:17" },
  { height:  507770 , difficulty:  867484 , date:  "2015-06-07 18:22:07" },
  { height:  507771 , difficulty:  865291 , date:  "2015-06-07 18:22:16" },
  { height:  507772 , difficulty:  865381 , date:  "2015-06-07 18:22:22" },
  { height:  507773 , difficulty:  863409 , date:  "2015-06-07 18:22:42" },
  { height:  507774 , difficulty:  865438 , date:  "2015-06-07 18:23:20" },
  { height:  507775 , difficulty:  865965 , date:  "2015-06-07 18:24:08" },
  { height:  507776 , difficulty:  865149 , date:  "2015-06-07 18:25:12" },
  { height:  507777 , difficulty:  865505 , date:  "2015-06-07 18:26:01" },
  { height:  507778 , difficulty:  861813 , date:  "2015-06-07 18:28:11" },
  { height:  507779 , difficulty:  862124 , date:  "2015-06-07 18:28:12" },
  { height:  507780 , difficulty:  862575 , date:  "2015-06-07 18:30:04" },
  { height:  507781 , difficulty:  864717 , date:  "2015-06-07 18:30:06" },
  { height:  507782 , difficulty:  864895 , date:  "2015-06-07 18:30:28" },
  { height:  507783 , difficulty:  865800 , date:  "2015-06-07 18:31:19" },
  { height:  507784 , difficulty:  866367 , date:  "2015-06-07 18:34:02" },
  { height:  507785 , difficulty:  867793 , date:  "2015-06-07 18:34:08" },
  { height:  507786 , difficulty:  868747 , date:  "2015-06-07 18:35:00" },
  { height:  507787 , difficulty:  868949 , date:  "2015-06-07 18:36:31" },
  { height:  507788 , difficulty:  865666 , date:  "2015-06-07 18:37:02" },
  { height:  507789 , difficulty:  866523 , date:  "2015-06-07 18:37:25" },
  { height:  507790 , difficulty:  868064 , date:  "2015-06-07 18:39:10" },
  { height:  507791 , difficulty:  866380 , date:  "2015-06-07 18:39:45" },
  { height:  507792 , difficulty:  866731 , date:  "2015-06-07 18:40:05" },
  { height:  507793 , difficulty:  865803 , date:  "2015-06-07 18:40:08" },
  { height:  507794 , difficulty:  868157 , date:  "2015-06-07 18:40:40" },
  { height:  507795 , difficulty:  868494 , date:  "2015-06-07 18:41:56" },
  { height:  507796 , difficulty:  868390 , date:  "2015-06-07 18:42:46" },
  { height:  507797 , difficulty:  869207 , date:  "2015-06-07 18:43:06" },
  { height:  507798 , difficulty:  868317 , date:  "2015-06-07 18:43:27" },
  { height:  507799 , difficulty:  871759 , date:  "2015-06-07 18:44:08" },
  { height:  507800 , difficulty:  872803 , date:  "2015-06-07 18:44:58" },
  { height:  507801 , difficulty:  869800 , date:  "2015-06-07 18:47:23" },
  { height:  507802 , difficulty:  870388 , date:  "2015-06-07 18:50:19" },
  { height:  507803 , difficulty:  871397 , date:  "2015-06-07 18:51:26" },
  { height:  507804 , difficulty:  868528 , date:  "2015-06-07 18:51:29" },
  { height:  507805 , difficulty:  869337 , date:  "2015-06-07 18:51:54" },
  { height:  507806 , difficulty:  873828 , date:  "2015-06-07 18:51:58" },
  { height:  507807 , difficulty:  875902 , date:  "2015-06-07 18:54:38" },
  { height:  507808 , difficulty:  876364 , date:  "2015-06-07 18:54:58" },
  { height:  507809 , difficulty:  871781 , date:  "2015-06-07 18:55:02" },
  { height:  507810 , difficulty:  872061 , date:  "2015-06-07 18:55:14" },
  { height:  507811 , difficulty:  872790 , date:  "2015-06-07 18:56:36" },
  { height:  507812 , difficulty:  873519 , date:  "2015-06-07 18:57:51" },
  { height:  507813 , difficulty:  876699 , date:  "2015-06-07 18:58:32" },
  { height:  507814 , difficulty:  878847 , date:  "2015-06-07 18:59:01" },
  { height:  507815 , difficulty:  878109 , date:  "2015-06-07 19:01:51" },
  { height:  507816 , difficulty:  878156 , date:  "2015-06-07 19:02:34" },
  { height:  507817 , difficulty:  875806 , date:  "2015-06-07 19:05:06" },
  { height:  507818 , difficulty:  877643 , date:  "2015-06-07 19:05:09" },
  { height:  507819 , difficulty:  879061 , date:  "2015-06-07 19:06:22" },
  { height:  507820 , difficulty:  877356 , date:  "2015-06-07 19:06:48" },
  { height:  507821 , difficulty:  880788 , date:  "2015-06-07 19:07:49" },
  { height:  507822 , difficulty:  878858 , date:  "2015-06-07 19:07:51" },
  { height:  507823 , difficulty:  879643 , date:  "2015-06-07 19:07:57" },
  { height:  507824 , difficulty:  880092 , date:  "2015-06-07 19:10:17" },
  { height:  507825 , difficulty:  881117 , date:  "2015-06-07 19:10:41" },
  { height:  507826 , difficulty:  887557 , date:  "2015-06-07 19:10:44" },
  { height:  507827 , difficulty:  890940 , date:  "2015-06-07 19:10:47" },
  { height:  507828 , difficulty:  888699 , date:  "2015-06-07 19:12:13" },
  { height:  507829 , difficulty:  887755 , date:  "2015-06-07 19:12:47" },
  { height:  507830 , difficulty:  886442 , date:  "2015-06-07 19:16:00" },
  { height:  507831 , difficulty:  888195 , date:  "2015-06-07 19:18:18" },
  { height:  507832 , difficulty:  890909 , date:  "2015-06-07 19:18:24" },
  { height:  507833 , difficulty:  888296 , date:  "2015-06-07 19:18:34" },
  { height:  507834 , difficulty:  893245 , date:  "2015-06-07 19:19:39" },
  { height:  507835 , difficulty:  891146 , date:  "2015-06-07 19:19:42" },
  { height:  507836 , difficulty:  893323 , date:  "2015-06-07 19:19:43" },
  { height:  507837 , difficulty:  894546 , date:  "2015-06-07 19:20:24" },
  { height:  507838 , difficulty:  893023 , date:  "2015-06-07 19:20:28" },
  { height:  507839 , difficulty:  892146 , date:  "2015-06-07 19:22:19" },
  { height:  507840 , difficulty:  891769 , date:  "2015-06-07 19:23:27" },
  { height:  507841 , difficulty:  892194 , date:  "2015-06-07 19:24:12" },
  { height:  507842 , difficulty:  891163 , date:  "2015-06-07 19:24:54" },
  { height:  507843 , difficulty:  887340 , date:  "2015-06-07 19:25:56" },
  { height:  507844 , difficulty:  888334 , date:  "2015-06-07 19:26:00" },
  { height:  507845 , difficulty:  889735 , date:  "2015-06-07 19:26:15" },
  { height:  507846 , difficulty:  888614 , date:  "2015-06-07 19:26:56" },
  { height:  507847 , difficulty:  892304 , date:  "2015-06-07 19:27:02" },
  { height:  507848 , difficulty:  892731 , date:  "2015-06-07 19:27:02" },
  { height:  507849 , difficulty:  892744 , date:  "2015-06-07 19:27:45" },
  { height:  507850 , difficulty:  895819 , date:  "2015-06-07 19:33:58" },
  { height:  507851 , difficulty:  898059 , date:  "2015-06-07 19:34:04" },
  { height:  507852 , difficulty:  899245 , date:  "2015-06-07 19:38:02" },
  { height:  507853 , difficulty:  900549 , date:  "2015-06-07 19:38:08" },
  { height:  507854 , difficulty:  897760 , date:  "2015-06-07 19:38:19" },
  { height:  507855 , difficulty:  901704 , date:  "2015-06-07 19:38:34" },
  { height:  507856 , difficulty:  898701 , date:  "2015-06-07 19:38:53" },
  { height:  507857 , difficulty:  899764 , date:  "2015-06-07 19:41:13" },
  { height:  507858 , difficulty:  899624 , date:  "2015-06-07 19:42:23" },
  { height:  507859 , difficulty:  902717 , date:  "2015-06-07 19:42:25" },
  { height:  507860 , difficulty:  899157 , date:  "2015-06-07 19:43:58" },
  { height:  507861 , difficulty:  899427 , date:  "2015-06-07 19:44:04" },
  { height:  507862 , difficulty:  899728 , date:  "2015-06-07 19:51:16" },
  { height:  507863 , difficulty:  899558 , date:  "2015-06-07 19:51:18" },
  { height:  507864 , difficulty:  899824 , date:  "2015-06-07 19:51:42" },
  { height:  507865 , difficulty:  899654 , date:  "2015-06-07 19:51:48" },
  { height:  507866 , difficulty:  900573 , date:  "2015-06-07 19:54:13" },
  { height:  507867 , difficulty:  900663 , date:  "2015-06-07 19:54:29" },
  { height:  507868 , difficulty:  902635 , date:  "2015-06-07 19:54:44" },
  { height:  507869 , difficulty:  903223 , date:  "2015-06-07 19:54:48" },
  { height:  507870 , difficulty:  902667 , date:  "2015-06-07 19:55:17" },
  { height:  507871 , difficulty:  901230 , date:  "2015-06-07 19:57:25" },
  { height:  507872 , difficulty:  901787 , date:  "2015-06-07 20:00:12" },
  { height:  507873 , difficulty:  904262 , date:  "2015-06-07 20:00:14" },
  { height:  507874 , difficulty:  904645 , date:  "2015-06-07 20:00:45" },
  { height:  507875 , difficulty:  904625 , date:  "2015-06-07 20:01:40" },
  { height:  507876 , difficulty:  905259 , date:  "2015-06-07 20:02:03" },
  { height:  507877 , difficulty:  901967 , date:  "2015-06-07 20:04:04" },
  { height:  507878 , difficulty:  897684 , date:  "2015-06-07 20:04:08" },
  { height:  507879 , difficulty:  897205 , date:  "2015-06-07 20:06:20" },
  { height:  507880 , difficulty:  901795 , date:  "2015-06-07 20:06:42" },
  { height:  507881 , difficulty:  903033 , date:  "2015-06-07 20:07:05" },
  { height:  507882 , difficulty:  905311 , date:  "2015-06-07 20:07:34" },
  { height:  507883 , difficulty:  900951 , date:  "2015-06-07 20:08:19" },
  { height:  507884 , difficulty:  903169 , date:  "2015-06-07 20:08:37" },
  { height:  507885 , difficulty:  903589 , date:  "2015-06-07 20:08:39" },
  { height:  507886 , difficulty:  904569 , date:  "2015-06-07 20:10:12" },
  { height:  507887 , difficulty:  902758 , date:  "2015-06-07 20:12:54" },
  { height:  507888 , difficulty:  903094 , date:  "2015-06-07 20:14:06" },
  { height:  507889 , difficulty:  903646 , date:  "2015-06-07 20:14:16" },
  { height:  507890 , difficulty:  907916 , date:  "2015-06-07 20:17:54" },
  { height:  507891 , difficulty:  903769 , date:  "2015-06-07 20:18:38" },
  { height:  507892 , difficulty:  903224 , date:  "2015-06-07 20:18:41" },
  { height:  507893 , difficulty:  901127 , date:  "2015-06-07 20:19:23" },
  { height:  507894 , difficulty:  901807 , date:  "2015-06-07 20:21:06" },
  { height:  507895 , difficulty:  902405 , date:  "2015-06-07 20:23:18" },
  { height:  507896 , difficulty:  902301 , date:  "2015-06-07 20:23:22" },
  { height:  507897 , difficulty:  902847 , date:  "2015-06-07 20:23:47" },
  { height:  507898 , difficulty:  906710 , date:  "2015-06-07 20:25:20" },
  { height:  507899 , difficulty:  907022 , date:  "2015-06-07 20:25:37" },
  { height:  507900 , difficulty:  905128 , date:  "2015-06-07 20:25:42" },
  { height:  507901 , difficulty:  908771 , date:  "2015-06-07 20:26:11" },
  { height:  507902 , difficulty:  909193 , date:  "2015-06-07 20:26:53" },
  { height:  507903 , difficulty:  909883 , date:  "2015-06-07 20:26:56" },
  { height:  507904 , difficulty:  907994 , date:  "2015-06-07 20:27:24" },
  { height:  507905 , difficulty:  914652 , date:  "2015-06-07 20:28:31" },
  { height:  507906 , difficulty:  912474 , date:  "2015-06-07 20:28:33" },
  { height:  507907 , difficulty:  909513 , date:  "2015-06-07 20:28:49" },
  { height:  507908 , difficulty:  912584 , date:  "2015-06-07 20:30:04" },
  { height:  507909 , difficulty:  914949 , date:  "2015-06-07 20:30:08" },
  { height:  507910 , difficulty:  914075 , date:  "2015-06-07 20:31:39" },
  { height:  507911 , difficulty:  917237 , date:  "2015-06-07 20:31:43" },
  { height:  507912 , difficulty:  918100 , date:  "2015-06-07 20:32:37" },
  { height:  507913 , difficulty:  918845 , date:  "2015-06-07 20:32:40" },
  { height:  507914 , difficulty:  921704 , date:  "2015-06-07 20:36:57" },
  { height:  507915 , difficulty:  919384 , date:  "2015-06-07 20:38:34" },
  { height:  507916 , difficulty:  918157 , date:  "2015-06-07 20:39:20" },
  { height:  507917 , difficulty:  920333 , date:  "2015-06-07 20:40:04" },
  { height:  507918 , difficulty:  920306 , date:  "2015-06-07 20:43:17" },
  { height:  507919 , difficulty:  921684 , date:  "2015-06-07 20:44:16" },
  { height:  507920 , difficulty:  922280 , date:  "2015-06-07 20:44:33" },
  { height:  507921 , difficulty:  922941 , date:  "2015-06-07 20:46:46" },
  { height:  507922 , difficulty:  924663 , date:  "2015-06-07 20:51:22" },
  { height:  507923 , difficulty:  930263 , date:  "2015-06-07 20:51:26" },
  { height:  507924 , difficulty:  931741 , date:  "2015-06-07 20:52:47" },
  { height:  507925 , difficulty:  933626 , date:  "2015-06-07 20:53:38" },
  { height:  507926 , difficulty:  922740 , date:  "2015-06-07 20:53:43" },
  { height:  507927 , difficulty:  924366 , date:  "2015-06-07 20:53:49" },
  { height:  507928 , difficulty:  917821 , date:  "2015-06-07 20:53:54" },
  { height:  507929 , difficulty:  919287 , date:  "2015-06-07 20:54:34" },
  { height:  507930 , difficulty:  920835 , date:  "2015-06-07 20:54:50" },
  { height:  507931 , difficulty:  921164 , date:  "2015-06-07 20:57:24" },
  { height:  507932 , difficulty:  923987 , date:  "2015-06-07 20:57:30" },
  { height:  507933 , difficulty:  921142 , date:  "2015-06-07 20:57:52" },
  { height:  507934 , difficulty:  920050 , date:  "2015-06-07 21:02:51" },
  { height:  507935 , difficulty:  920801 , date:  "2015-06-07 21:07:15" },
  { height:  507936 , difficulty:  918401 , date:  "2015-06-07 21:10:20" },
  { height:  507937 , difficulty:  923379 , date:  "2015-06-07 21:10:26" },
  { height:  507938 , difficulty:  912939 , date:  "2015-06-07 21:10:35" },
  { height:  507939 , difficulty:  914594 , date:  "2015-06-07 21:11:34" },
  { height:  507940 , difficulty:  914448 , date:  "2015-06-07 21:13:33" },
  { height:  507941 , difficulty:  915245 , date:  "2015-06-07 21:13:35" },
  { height:  507942 , difficulty:  911475 , date:  "2015-06-07 21:14:49" },
  { height:  507943 , difficulty:  912979 , date:  "2015-06-07 21:16:45" },
  { height:  507944 , difficulty:  916474 , date:  "2015-06-07 21:16:50" },
  { height:  507945 , difficulty:  918682 , date:  "2015-06-07 21:17:27" },
  { height:  507946 , difficulty:  918837 , date:  "2015-06-07 21:17:28" },
  { height:  507947 , difficulty:  915546 , date:  "2015-06-07 21:17:49" },
  { height:  507948 , difficulty:  915020 , date:  "2015-06-07 21:18:09" },
  { height:  507949 , difficulty:  916480 , date:  "2015-06-07 21:18:13" },
  { height:  507950 , difficulty:  916374 , date:  "2015-06-07 21:18:15" },
  { height:  507951 , difficulty:  915855 , date:  "2015-06-07 21:19:20" },
  { height:  507952 , difficulty:  919398 , date:  "2015-06-07 21:19:31" },
  { height:  507953 , difficulty:  917296 , date:  "2015-06-07 21:20:57" },
  { height:  507954 , difficulty:  920707 , date:  "2015-06-07 21:21:39" },
  { height:  507955 , difficulty:  919838 , date:  "2015-06-07 21:21:45" },
  { height:  507956 , difficulty:  922230 , date:  "2015-06-07 21:22:15" },
  { height:  507957 , difficulty:  924247 , date:  "2015-06-07 21:22:22" },
  { height:  507958 , difficulty:  924654 , date:  "2015-06-07 21:22:39" },
  { height:  507959 , difficulty:  924841 , date:  "2015-06-07 21:25:17" },
  { height:  507960 , difficulty:  926992 , date:  "2015-06-07 21:25:19" },
  { height:  507961 , difficulty:  928788 , date:  "2015-06-07 21:27:07" },
  { height:  507962 , difficulty:  926842 , date:  "2015-06-07 21:28:23" },
  { height:  507963 , difficulty:  922591 , date:  "2015-06-07 21:28:26" },
  { height:  507964 , difficulty:  920807 , date:  "2015-06-07 21:28:31" },
  { height:  507965 , difficulty:  921760 , date:  "2015-06-07 21:30:14" },
  { height:  507966 , difficulty:  915860 , date:  "2015-06-07 21:30:18" },
  { height:  507967 , difficulty:  917041 , date:  "2015-06-07 21:31:03" },
  { height:  507968 , difficulty:  918340 , date:  "2015-06-07 21:32:33" },
  { height:  507969 , difficulty:  919818 , date:  "2015-06-07 21:32:38" },
  { height:  507970 , difficulty:  917367 , date:  "2015-06-07 21:33:10" },
  { height:  507971 , difficulty:  916724 , date:  "2015-06-07 21:33:28" },
  { height:  507972 , difficulty:  918520 , date:  "2015-06-07 21:33:47" },
  { height:  507973 , difficulty:  918761 , date:  "2015-06-07 21:36:23" },
  { height:  507974 , difficulty:  916455 , date:  "2015-06-07 21:37:42" },
  { height:  507975 , difficulty:  919678 , date:  "2015-06-07 21:37:46" },
  { height:  507976 , difficulty:  920784 , date:  "2015-06-07 21:39:09" },
  { height:  507977 , difficulty:  921309 , date:  "2015-06-07 21:43:47" },
  { height:  507978 , difficulty:  922516 , date:  "2015-06-07 21:43:50" },
  { height:  507979 , difficulty:  923460 , date:  "2015-06-07 21:44:16" },
  { height:  507980 , difficulty:  923656 , date:  "2015-06-07 21:44:34" },
  { height:  507981 , difficulty:  922831 , date:  "2015-06-07 21:44:40" },
  { height:  507982 , difficulty:  923194 , date:  "2015-06-07 21:45:48" },
  { height:  507983 , difficulty:  923907 , date:  "2015-06-07 21:46:47" },
  { height:  507984 , difficulty:  924448 , date:  "2015-06-07 21:48:12" },
  { height:  507985 , difficulty:  925740 , date:  "2015-06-07 21:48:48" },
  { height:  507986 , difficulty:  924128 , date:  "2015-06-07 21:48:50" },
  { height:  507987 , difficulty:  931306 , date:  "2015-06-07 21:48:54" },
  { height:  507988 , difficulty:  930435 , date:  "2015-06-07 21:50:41" },
  { height:  507989 , difficulty:  932365 , date:  "2015-06-07 21:52:33" },
  { height:  507990 , difficulty:  925666 , date:  "2015-06-07 21:51:56" },
  { height:  507991 , difficulty:  926330 , date:  "2015-06-07 21:54:28" },
  { height:  507992 , difficulty:  927290 , date:  "2015-06-07 21:54:18" },
  { height:  507993 , difficulty:  926943 , date:  "2015-06-07 21:56:05" },
  { height:  507994 , difficulty:  921656 , date:  "2015-06-07 21:57:05" },
  { height:  507995 , difficulty:  921557 , date:  "2015-06-07 21:57:11" },
  { height:  507996 , difficulty:  923018 , date:  "2015-06-07 21:58:17" },
  { height:  507997 , difficulty:  921331 , date:  "2015-06-07 21:58:53" },
  { height:  507998 , difficulty:  915378 , date:  "2015-06-07 21:58:56" },
  { height:  507999 , difficulty:  916642 , date:  "2015-06-07 21:58:57" },
  { height:  508000 , difficulty:  914837 , date:  "2015-06-07 21:59:29" },
  { height:  508001 , difficulty:  917910 , date:  "2015-06-07 22:00:09" },
  { height:  508002 , difficulty:  918961 , date:  "2015-06-07 22:00:10" },
  { height:  508003 , difficulty:  920338 , date:  "2015-06-07 22:00:23" },
  { height:  508004 , difficulty:  921765 , date:  "2015-06-07 22:00:54" },
  { height:  508005 , difficulty:  922788 , date:  "2015-06-07 22:03:06" },
  { height:  508006 , difficulty:  922759 , date:  "2015-06-07 22:03:20" },
  { height:  508007 , difficulty:  921587 , date:  "2015-06-07 22:10:08" },
  { height:  508008 , difficulty:  922211 , date:  "2015-06-07 22:11:43" },
  { height:  508009 , difficulty:  925920 , date:  "2015-06-07 22:17:48" },
  { height:  508010 , difficulty:  918132 , date:  "2015-06-07 22:17:54" },
  { height:  508011 , difficulty:  912339 , date:  "2015-06-07 22:18:15" },
  { height:  508012 , difficulty:  907466 , date:  "2015-06-07 22:19:13" },
  { height:  508013 , difficulty:  908098 , date:  "2015-06-07 22:20:04" },
  { height:  508014 , difficulty:  909197 , date:  "2015-06-07 22:23:33" },
  { height:  508015 , difficulty:  908711 , date:  "2015-06-07 22:23:37" },
  { height:  508016 , difficulty:  906074 , date:  "2015-06-07 22:23:40" },
  { height:  508017 , difficulty:  907085 , date:  "2015-06-07 22:23:50" },
  { height:  508018 , difficulty:  906875 , date:  "2015-06-07 22:24:43" },
  { height:  508019 , difficulty:  908846 , date:  "2015-06-07 22:24:45" },
  { height:  508020 , difficulty:  915580 , date:  "2015-06-07 22:25:28" },
  { height:  508021 , difficulty:  918207 , date:  "2015-06-07 22:27:16" },
  { height:  508022 , difficulty:  919972 , date:  "2015-06-07 22:27:42" },
  { height:  508023 , difficulty:  920052 , date:  "2015-06-07 22:27:57" },
  { height:  508024 , difficulty:  920279 , date:  "2015-06-07 22:28:01" },
  { height:  508025 , difficulty:  923991 , date:  "2015-06-07 22:33:27" },
  { height:  508026 , difficulty:  924618 , date:  "2015-06-07 22:33:28" },
  { height:  508027 , difficulty:  923347 , date:  "2015-06-07 22:34:22" },
  { height:  508028 , difficulty:  923983 , date:  "2015-06-07 22:34:17" },
  { height:  508029 , difficulty:  922055 , date:  "2015-06-07 22:34:32" },
  { height:  508030 , difficulty:  923219 , date:  "2015-06-07 22:34:42" },
  { height:  508031 , difficulty:  923891 , date:  "2015-06-07 22:34:45" },
  { height:  508032 , difficulty:  932155 , date:  "2015-06-07 22:35:48" },
  { height:  508033 , difficulty:  932428 , date:  "2015-06-07 22:37:24" },
  { height:  508034 , difficulty:  934366 , date:  "2015-06-07 22:38:10" },
  { height:  508035 , difficulty:  930168 , date:  "2015-06-07 22:38:15" },
  { height:  508036 , difficulty:  931630 , date:  "2015-06-07 22:38:59" },
  { height:  508037 , difficulty:  929379 , date:  "2015-06-07 22:40:10" },
  { height:  508038 , difficulty:  928075 , date:  "2015-06-07 22:42:16" },
  { height:  508039 , difficulty:  928728 , date:  "2015-06-07 22:43:00" },
  { height:  508040 , difficulty:  930078 , date:  "2015-06-07 22:42:58" },
  { height:  508041 , difficulty:  928084 , date:  "2015-06-07 22:43:04" },
  { height:  508042 , difficulty:  928367 , date:  "2015-06-07 22:43:33" },
  { height:  508043 , difficulty:  928243 , date:  "2015-06-07 22:43:46" },
  { height:  508044 , difficulty:  926139 , date:  "2015-06-07 22:43:47" },
  { height:  508045 , difficulty:  926837 , date:  "2015-06-07 22:43:52" },
  { height:  508046 , difficulty:  927731 , date:  "2015-06-07 22:44:02" },
  { height:  508047 , difficulty:  928337 , date:  "2015-06-07 22:45:05" },
  { height:  508048 , difficulty:  929241 , date:  "2015-06-07 22:46:15" },
  { height:  508049 , difficulty:  925220 , date:  "2015-06-07 22:47:05" },
  { height:  508050 , difficulty:  926056 , date:  "2015-06-07 22:49:09" },
  { height:  508051 , difficulty:  928359 , date:  "2015-06-07 22:49:30" },
  { height:  508052 , difficulty:  932787 , date:  "2015-06-07 22:49:33" },
  { height:  508053 , difficulty:  927783 , date:  "2015-06-07 22:49:44" },
  { height:  508054 , difficulty:  929073 , date:  "2015-06-07 22:50:48" },
  { height:  508055 , difficulty:  929227 , date:  "2015-06-07 22:54:13" },
  { height:  508056 , difficulty:  930520 , date:  "2015-06-07 22:54:50" },
  { height:  508057 , difficulty:  932370 , date:  "2015-06-07 22:54:57" },
  { height:  508058 , difficulty:  931198 , date:  "2015-06-07 22:56:06" },
  { height:  508059 , difficulty:  930002 , date:  "2015-06-07 22:56:44" },
  { height:  508060 , difficulty:  929106 , date:  "2015-06-07 22:57:07" },
  { height:  508061 , difficulty:  929583 , date:  "2015-06-07 22:57:10" },
  { height:  508062 , difficulty:  932452 , date:  "2015-06-07 22:57:12" },
  { height:  508063 , difficulty:  933736 , date:  "2015-06-07 22:57:30" },
  { height:  508064 , difficulty:  935287 , date:  "2015-06-07 22:58:39" },
  { height:  508065 , difficulty:  933802 , date:  "2015-06-07 22:58:41" },
  { height:  508066 , difficulty:  937545 , date:  "2015-06-07 22:59:11" },
  { height:  508067 , difficulty:  934868 , date:  "2015-06-07 23:00:16" },
  { height:  508068 , difficulty:  937261 , date:  "2015-06-07 23:01:54" },
  { height:  508069 , difficulty:  936496 , date:  "2015-06-07 23:01:56" },
  { height:  508070 , difficulty:  935547 , date:  "2015-06-07 23:02:33" },
  { height:  508071 , difficulty:  937186 , date:  "2015-06-07 23:03:28" },
  { height:  508072 , difficulty:  936472 , date:  "2015-06-07 23:03:07" },
  { height:  508073 , difficulty:  936081 , date:  "2015-06-07 23:03:13" },
  { height:  508074 , difficulty:  936534 , date:  "2015-06-07 23:09:26" },
  { height:  508075 , difficulty:  940979 , date:  "2015-06-07 23:09:50" },
  { height:  508076 , difficulty:  941284 , date:  "2015-06-07 23:09:52" },
  { height:  508077 , difficulty:  940530 , date:  "2015-06-07 23:10:08" },
  { height:  508078 , difficulty:  941172 , date:  "2015-06-07 23:10:13" },
  { height:  508079 , difficulty:  941371 , date:  "2015-06-07 23:11:07" },
  { height:  508080 , difficulty:  942969 , date:  "2015-06-07 23:12:26" },
  { height:  508081 , difficulty:  940797 , date:  "2015-06-07 23:13:00" },
  { height:  508082 , difficulty:  941114 , date:  "2015-06-07 23:13:30" },
  { height:  508083 , difficulty:  929963 , date:  "2015-06-07 23:13:44" },
  { height:  508084 , difficulty:  930993 , date:  "2015-06-07 23:13:47" },
  { height:  508085 , difficulty:  923532 , date:  "2015-06-07 23:13:49" },
  { height:  508086 , difficulty:  924490 , date:  "2015-06-07 23:15:15" },
  { height:  508087 , difficulty:  925466 , date:  "2015-06-07 23:17:08" },
  { height:  508088 , difficulty:  925834 , date:  "2015-06-07 23:17:20" },
  { height:  508089 , difficulty:  925054 , date:  "2015-06-07 23:17:44" },
  { height:  508090 , difficulty:  920453 , date:  "2015-06-07 23:17:51" },
  { height:  508091 , difficulty:  923779 , date:  "2015-06-07 23:20:25" },
  { height:  508092 , difficulty:  925493 , date:  "2015-06-07 23:21:36" },
  { height:  508093 , difficulty:  927329 , date:  "2015-06-07 23:21:37" },
  { height:  508094 , difficulty:  926392 , date:  "2015-06-07 23:24:34" },
  { height:  508095 , difficulty:  928209 , date:  "2015-06-07 23:25:16" },
  { height:  508096 , difficulty:  928071 , date:  "2015-06-07 23:25:16" },
  { height:  508097 , difficulty:  926627 , date:  "2015-06-07 23:25:17" },
  { height:  508098 , difficulty:  926789 , date:  "2015-06-07 23:25:18" },
  { height:  508099 , difficulty:  934517 , date:  "2015-06-07 23:26:03" },
  { height:  508100 , difficulty:  935261 , date:  "2015-06-07 23:26:10" },
  { height:  508101 , difficulty:  930180 , date:  "2015-06-07 23:26:15" },
  { height:  508102 , difficulty:  931389 , date:  "2015-06-07 23:26:20" },
  { height:  508103 , difficulty:  930462 , date:  "2015-06-07 23:26:30" },
  { height:  508104 , difficulty:  932269 , date:  "2015-06-07 23:27:04" },
  { height:  508105 , difficulty:  932459 , date:  "2015-06-07 23:27:05" },
  { height:  508106 , difficulty:  934181 , date:  "2015-06-07 23:28:28" },
  { height:  508107 , difficulty:  936170 , date:  "2015-06-07 23:28:54" },
  { height:  508108 , difficulty:  935492 , date:  "2015-06-07 23:29:11" },
  { height:  508109 , difficulty:  933228 , date:  "2015-06-07 23:29:57" },
  { height:  508110 , difficulty:  932759 , date:  "2015-06-07 23:31:34" },
  { height:  508111 , difficulty:  933318 , date:  "2015-06-07 23:32:14" },
  { height:  508112 , difficulty:  934688 , date:  "2015-06-07 23:33:51" },
  { height:  508113 , difficulty:  933486 , date:  "2015-06-07 23:33:58" },
  { height:  508114 , difficulty:  933550 , date:  "2015-06-07 23:35:00" },
  { height:  508115 , difficulty:  933842 , date:  "2015-06-07 23:35:15" },
  { height:  508116 , difficulty:  934744 , date:  "2015-06-07 23:35:36" },
  { height:  508117 , difficulty:  937953 , date:  "2015-06-07 23:35:43" },
  { height:  508118 , difficulty:  937629 , date:  "2015-06-07 23:35:47" },
  { height:  508119 , difficulty:  939510 , date:  "2015-06-07 23:35:58" },
  { height:  508120 , difficulty:  940721 , date:  "2015-06-07 23:37:05" },
  { height:  508121 , difficulty:  941966 , date:  "2015-06-07 23:37:44" },
  { height:  508122 , difficulty:  942863 , date:  "2015-06-07 23:38:51" },
  { height:  508123 , difficulty:  945046 , date:  "2015-06-07 23:41:34" },
  { height:  508124 , difficulty:  943976 , date:  "2015-06-07 23:41:46" },
  { height:  508125 , difficulty:  943867 , date:  "2015-06-07 23:41:50" },
  { height:  508126 , difficulty:  940643 , date:  "2015-06-07 23:45:10" },
  { height:  508127 , difficulty:  941558 , date:  "2015-06-07 23:45:12" },
  { height:  508128 , difficulty:  942229 , date:  "2015-06-07 23:47:30" },
  { height:  508129 , difficulty:  942422 , date:  "2015-06-07 23:49:26" },
  { height:  508130 , difficulty:  941074 , date:  "2015-06-07 23:49:39" },
  { height:  508131 , difficulty:  939090 , date:  "2015-06-07 23:50:14" },
  { height:  508132 , difficulty:  939049 , date:  "2015-06-07 23:50:52" },
  { height:  508133 , difficulty:  939505 , date:  "2015-06-07 23:50:59" },
  { height:  508134 , difficulty:  939322 , date:  "2015-06-07 23:51:08" },
  { height:  508135 , difficulty:  942790 , date:  "2015-06-07 23:53:58" },
  { height:  508136 , difficulty:  942921 , date:  "2015-06-07 23:54:23" },
  { height:  508137 , difficulty:  943632 , date:  "2015-06-07 23:55:33" },
  { height:  508138 , difficulty:  945104 , date:  "2015-06-07 23:55:57" },
  { height:  508139 , difficulty:  948931 , date:  "2015-06-07 23:57:47" },
  { height:  508140 , difficulty:  947337 , date:  "2015-06-07 23:57:51" },
  { height:  508141 , difficulty:  954979 , date:  "2015-06-07 23:59:39" },
  { height:  508142 , difficulty:  957067 , date:  "2015-06-08 00:00:12" },
  { height:  508143 , difficulty:  957775 , date:  "2015-06-08 00:01:00" },
  { height:  508144 , difficulty:  955444 , date:  "2015-06-08 00:01:28" },
  { height:  508145 , difficulty:  956008 , date:  "2015-06-08 00:01:50" },
  { height:  508146 , difficulty:  955582 , date:  "2015-06-08 00:02:36" },
  { height:  508147 , difficulty:  955548 , date:  "2015-06-08 00:03:00" },
  { height:  508148 , difficulty:  956674 , date:  "2015-06-08 00:03:03" },
  { height:  508149 , difficulty:  961216 , date:  "2015-06-08 00:04:30" },
  { height:  508150 , difficulty:  951620 , date:  "2015-06-08 00:05:16" },
  { height:  508151 , difficulty:  952627 , date:  "2015-06-08 00:07:17" },
  { height:  508152 , difficulty:  955913 , date:  "2015-06-08 00:07:20" },
  { height:  508153 , difficulty:  958494 , date:  "2015-06-08 00:08:13" },
  { height:  508154 , difficulty:  960279 , date:  "2015-06-08 00:09:18" },
  { height:  508155 , difficulty:  959813 , date:  "2015-06-08 00:09:23" },
  { height:  508156 , difficulty:  957883 , date:  "2015-06-08 00:11:20" },
  { height:  508157 , difficulty:  962229 , date:  "2015-06-08 00:14:43" },
  { height:  508158 , difficulty:  965703 , date:  "2015-06-08 00:15:23" },
  { height:  508159 , difficulty:  965899 , date:  "2015-06-08 00:16:07" },
  { height:  508160 , difficulty:  966434 , date:  "2015-06-08 00:16:14" },
  { height:  508161 , difficulty:  967473 , date:  "2015-06-08 00:16:46" },
  { height:  508162 , difficulty:  967970 , date:  "2015-06-08 00:17:04" },
  { height:  508163 , difficulty:  966193 , date:  "2015-06-08 00:18:04" },
  { height:  508164 , difficulty:  968357 , date:  "2015-06-08 00:19:53" },
  { height:  508165 , difficulty:  972664 , date:  "2015-06-08 00:21:47" },
  { height:  508166 , difficulty:  972877 , date:  "2015-06-08 00:23:01" },
  { height:  508167 , difficulty:  974942 , date:  "2015-06-08 00:23:06" },
  { height:  508168 , difficulty:  976368 , date:  "2015-06-08 00:23:41" },
  { height:  508169 , difficulty:  977369 , date:  "2015-06-08 00:24:06" },
  { height:  508170 , difficulty:  973845 , date:  "2015-06-08 00:27:50" },
  { height:  508171 , difficulty:  973925 , date:  "2015-06-08 00:28:03" },
  { height:  508172 , difficulty:  974302 , date:  "2015-06-08 00:29:00" },
  { height:  508173 , difficulty:  974975 , date:  "2015-06-08 00:31:22" },
  { height:  508174 , difficulty:  976203 , date:  "2015-06-08 00:31:42" },
  { height:  508175 , difficulty:  977265 , date:  "2015-06-08 00:36:21" },
  { height:  508176 , difficulty:  981113 , date:  "2015-06-08 00:36:26" },
  { height:  508177 , difficulty:  981402 , date:  "2015-06-08 00:36:31" },
  { height:  508178 , difficulty:  982097 , date:  "2015-06-08 00:38:17" },
  { height:  508179 , difficulty:  984971 , date:  "2015-06-08 00:38:27" },
  { height:  508180 , difficulty:  984920 , date:  "2015-06-08 00:38:32" },
  { height:  508181 , difficulty:  985242 , date:  "2015-06-08 00:39:53" },
  { height:  508182 , difficulty:  984508 , date:  "2015-06-08 00:40:03" },
  { height:  508183 , difficulty:  984213 , date:  "2015-06-08 00:40:12" },
  { height:  508184 , difficulty:  984853 , date:  "2015-06-08 00:41:41" },
  { height:  508185 , difficulty:  983962 , date:  "2015-06-08 00:43:02" },
  { height:  508186 , difficulty:  981396 , date:  "2015-06-08 00:44:06" },
  { height:  508187 , difficulty:  981468 , date:  "2015-06-08 00:44:09" },
  { height:  508188 , difficulty:  981107 , date:  "2015-06-08 00:44:18" },
  { height:  508189 , difficulty:  983030 , date:  "2015-06-08 00:44:36" },
  { height:  508190 , difficulty:  983437 , date:  "2015-06-08 00:45:37" },
  { height:  508191 , difficulty:  984404 , date:  "2015-06-08 00:46:16" },
  { height:  508192 , difficulty:  986809 , date:  "2015-06-08 00:46:38" },
  { height:  508193 , difficulty:  989673 , date:  "2015-06-08 00:46:47" },
  { height:  508194 , difficulty:  991541 , date:  "2015-06-08 00:47:08" },
  { height:  508195 , difficulty:  992630 , date:  "2015-06-08 00:47:14" },
  { height:  508196 , difficulty:  995402 , date:  "2015-06-08 00:47:27" },
  { height:  508197 , difficulty:  995673 , date:  "2015-06-08 00:48:14" },
  { height:  508198 , difficulty:  994898 , date:  "2015-06-08 00:48:20" },
  { height:  508199 , difficulty:  990326 , date:  "2015-06-08 00:49:32" },
  { height:  508200 , difficulty:  990634 , date:  "2015-06-08 00:49:37" },
  { height:  508201 , difficulty:  990988 , date:  "2015-06-08 00:52:08" },
  { height:  508202 , difficulty:  985129 , date:  "2015-06-08 00:52:10" },
  { height:  508203 , difficulty:  986808 , date:  "2015-06-08 00:53:22" },
  { height:  508204 , difficulty:  985880 , date:  "2015-06-08 00:53:38" },
  { height:  508205 , difficulty:  992150 , date:  "2015-06-08 00:54:39" },
  { height:  508206 , difficulty:  993779 , date:  "2015-06-08 00:56:05" },
  { height:  508207 , difficulty:  994308 , date:  "2015-06-08 00:56:30" },
  { height:  508208 , difficulty:  993673 , date:  "2015-06-08 00:57:54" },
  { height:  508209 , difficulty:  994956 , date:  "2015-06-08 00:58:04" },
  { height:  508210 , difficulty:  995231 , date:  "2015-06-08 00:59:32" },
  { height:  508211 , difficulty:  990652 , date:  "2015-06-08 01:00:29" },
  { height:  508212 , difficulty:  993884 , date:  "2015-06-08 01:01:31" },
  { height:  508213 , difficulty:  992194 , date:  "2015-06-08 01:02:32" },
  { height:  508214 , difficulty:  993330 , date:  "2015-06-08 01:04:27" },
  { height:  508215 , difficulty:  990410 , date:  "2015-06-08 01:04:28" },
  { height:  508216 , difficulty:  991083 , date:  "2015-06-08 01:04:45" },
  { height:  508217 , difficulty:  989536 , date:  "2015-06-08 01:05:03" },
  { height:  508218 , difficulty:  990205 , date:  "2015-06-08 01:07:29" },
  { height:  508219 , difficulty:  991221 , date:  "2015-06-08 01:07:51" },
  { height:  508220 , difficulty:  990829 , date:  "2015-06-08 01:07:55" },
  { height:  508221 , difficulty:  992462 , date:  "2015-06-08 01:08:09" },
  { height:  508222 , difficulty:  994756 , date:  "2015-06-08 01:09:15" },
  { height:  508223 , difficulty:  997991 , date:  "2015-06-08 01:09:19" },
  { height:  508224 , difficulty:  998541 , date:  "2015-06-08 01:10:01" },
  { height:  508225 , difficulty:  998191 , date:  "2015-06-08 01:11:51" },
  { height:  508226 , difficulty:  998514 , date:  "2015-06-08 01:13:15" },
  { height:  508227 , difficulty:  995347 , date:  "2015-06-08 01:13:20" },
  { height:  508228 , difficulty:  996903 , date:  "2015-06-08 01:16:15" },
  { height:  508229 , difficulty:  996942 , date:  "2015-06-08 01:16:16" },
  { height:  508230 , difficulty:  995980 , date:  "2015-06-08 01:16:42" },
  { height:  508231 , difficulty:  996272 , date:  "2015-06-08 01:17:26" },
  { height:  508232 , difficulty:  994119 , date:  "2015-06-08 01:17:59" },
  { height:  508233 , difficulty:  988401 , date:  "2015-06-08 01:18:23" },
  { height:  508234 , difficulty:  987969 , date:  "2015-06-08 01:18:44" },
  { height:  508235 , difficulty:  987249 , date:  "2015-06-08 01:22:15" },
  { height:  508236 , difficulty:  989118 , date:  "2015-06-08 01:25:21" },
  { height:  508237 , difficulty:  988617 , date:  "2015-06-08 01:25:42" },
  { height:  508238 , difficulty:  989563 , date:  "2015-06-08 01:27:24" },
  { height:  508239 , difficulty:  991775 , date:  "2015-06-08 01:29:15" },
  { height:  508240 , difficulty:  989788 , date:  "2015-06-08 01:29:32" },
  { height:  508241 , difficulty:  988686 , date:  "2015-06-08 01:30:33" },
  { height:  508242 , difficulty:  990821 , date:  "2015-06-08 01:32:10" },
  { height:  508243 , difficulty:  993468 , date:  "2015-06-08 01:32:31" },
  { height:  508244 , difficulty:  992899 , date:  "2015-06-08 01:32:38" },
  { height:  508245 , difficulty:  993601 , date:  "2015-06-08 01:33:52" },
  { height:  508246 , difficulty:  987812 , date:  "2015-06-08 01:33:55" },
  { height:  508247 , difficulty:  988837 , date:  "2015-06-08 01:35:03" },
  { height:  508248 , difficulty:  989185 , date:  "2015-06-08 01:35:09" },
  { height:  508249 , difficulty:  988181 , date:  "2015-06-08 01:36:52" },
  { height:  508250 , difficulty:  989599 , date:  "2015-06-08 01:36:55" },
  { height:  508251 , difficulty:  982683 , date:  "2015-06-08 01:37:52" },
  { height:  508252 , difficulty:  983158 , date:  "2015-06-08 01:37:58" },
  { height:  508253 , difficulty:  984910 , date:  "2015-06-08 01:38:16" },
  { height:  508254 , difficulty:  983079 , date:  "2015-06-08 01:38:42" },
  { height:  508255 , difficulty:  987849 , date:  "2015-06-08 01:40:01" },
  { height:  508256 , difficulty:  988175 , date:  "2015-06-08 01:42:28" },
  { height:  508257 , difficulty:  989845 , date:  "2015-06-08 01:42:54" },
  { height:  508258 , difficulty:  990045 , date:  "2015-06-08 01:43:47" },
  { height:  508259 , difficulty:  992454 , date:  "2015-06-08 01:44:12" },
  { height:  508260 , difficulty:  990618 , date:  "2015-06-08 01:47:45" },
  { height:  508261 , difficulty:  988749 , date:  "2015-06-08 01:48:16" },
  { height:  508262 , difficulty:  990149 , date:  "2015-06-08 01:48:17" },
  { height:  508263 , difficulty:  991053 , date:  "2015-06-08 01:48:56" },
  { height:  508264 , difficulty:  993222 , date:  "2015-06-08 01:50:59" },
  { height:  508265 , difficulty:  994721 , date:  "2015-06-08 01:51:03" },
  { height:  508266 , difficulty:  994003 , date:  "2015-06-08 01:55:40" },
  { height:  508267 , difficulty:  993278 , date:  "2015-06-08 01:55:42" },
  { height:  508268 , difficulty:  993299 , date:  "2015-06-08 01:57:00" },
  { height:  508269 , difficulty:  993974 , date:  "2015-06-08 01:57:39" },
  { height:  508270 , difficulty:  997249 , date:  "2015-06-08 01:57:47" },
  { height:  508271 , difficulty:  997562 , date:  "2015-06-08 01:59:56" },
  { height:  508272 , difficulty:  997572 , date:  "2015-06-08 02:00:06" },
  { height:  508273 , difficulty:  996590 , date:  "2015-06-08 02:00:45" },
  { height:  508274 , difficulty:  997060 , date:  "2015-06-08 02:00:49" },
  { height:  508275 , difficulty:  997121 , date:  "2015-06-08 02:00:53" },
  { height:  508276 , difficulty:  997428 , date:  "2015-06-08 02:03:42" },
  { height:  508277 , difficulty:  996407 , date:  "2015-06-08 02:05:30" },
  { height:  508278 , difficulty:  998522 , date:  "2015-06-08 02:05:35" },
  { height:  508279 , difficulty:  998757 , date:  "2015-06-08 02:06:16" },
  { height:  508280 , difficulty:  1000759 , date:  "2015-06-08 02:06:23" },
  { height:  508281 , difficulty:  1000987 , date:  "2015-06-08 02:07:57" },
  { height:  508282 , difficulty:  1000133 , date:  "2015-06-08 02:08:08" },
  { height:  508283 , difficulty:  999864 , date:  "2015-06-08 02:10:13" },
  { height:  508284 , difficulty:  999678 , date:  "2015-06-08 02:10:49" },
  { height:  508285 , difficulty:  1000610 , date:  "2015-06-08 02:11:12" },
  { height:  508286 , difficulty:  999988 , date:  "2015-06-08 02:11:42" },
  { height:  508287 , difficulty:  998918 , date:  "2015-06-08 02:11:49" },
  { height:  508288 , difficulty:  999190 , date:  "2015-06-08 02:18:47" },
  { height:  508289 , difficulty:  998406 , date:  "2015-06-08 02:18:53" },
  { height:  508290 , difficulty:  996120 , date:  "2015-06-08 02:19:36" },
  { height:  508291 , difficulty:  997517 , date:  "2015-06-08 02:20:45" },
  { height:  508292 , difficulty:  997407 , date:  "2015-06-08 02:21:27" },
  { height:  508293 , difficulty:  1000902 , date:  "2015-06-08 02:22:11" },
  { height:  508294 , difficulty:  996936 , date:  "2015-06-08 02:22:14" },
  { height:  508295 , difficulty:  996795 , date:  "2015-06-08 02:24:24" },
  { height:  508296 , difficulty:  1000119 , date:  "2015-06-08 02:26:07" },
  { height:  508297 , difficulty:  1000216 , date:  "2015-06-08 02:26:25" },
  { height:  508298 , difficulty:  999612 , date:  "2015-06-08 02:28:21" },
  { height:  508299 , difficulty:  1007579 , date:  "2015-06-08 02:28:52" },
  { height:  508300 , difficulty:  1007313 , date:  "2015-06-08 02:29:50" },
  { height:  508301 , difficulty:  1005740 , date:  "2015-06-08 02:30:13" },
  { height:  508302 , difficulty:  1011144 , date:  "2015-06-08 02:33:46" },
  { height:  508303 , difficulty:  1011436 , date:  "2015-06-08 02:34:06" },
  { height:  508304 , difficulty:  1007717 , date:  "2015-06-08 02:34:31" },
  { height:  508305 , difficulty:  1008573 , date:  "2015-06-08 02:34:34" },
  { height:  508306 , difficulty:  1009897 , date:  "2015-06-08 02:35:30" },
  { height:  508307 , difficulty:  1009557 , date:  "2015-06-08 02:38:25" },
  { height:  508308 , difficulty:  1009215 , date:  "2015-06-08 02:39:10" },
  { height:  508309 , difficulty:  1009109 , date:  "2015-06-08 02:39:05" },
  { height:  508310 , difficulty:  1009528 , date:  "2015-06-08 02:40:33" },
  { height:  508311 , difficulty:  1003471 , date:  "2015-06-08 02:41:35" },
  { height:  508312 , difficulty:  1002864 , date:  "2015-06-08 02:41:56" },
  { height:  508313 , difficulty:  1002655 , date:  "2015-06-08 02:42:20" },
  { height:  508314 , difficulty:  999960 , date:  "2015-06-08 02:42:43" },
  { height:  508315 , difficulty:  999702 , date:  "2015-06-08 02:44:23" },
  { height:  508316 , difficulty:  999497 , date:  "2015-06-08 02:44:59" },
  { height:  508317 , difficulty:  999109 , date:  "2015-06-08 02:46:55" },
  { height:  508318 , difficulty:  996658 , date:  "2015-06-08 02:46:58" },
  { height:  508319 , difficulty:  997443 , date:  "2015-06-08 02:50:50" },
  { height:  508320 , difficulty:  1001131 , date:  "2015-06-08 02:51:14" },
  { height:  508321 , difficulty:  1003456 , date:  "2015-06-08 02:52:53" },
  { height:  508322 , difficulty:  1004389 , date:  "2015-06-08 02:52:53" },
  { height:  508323 , difficulty:  1004061 , date:  "2015-06-08 02:53:52" },
  { height:  508324 , difficulty:  1005861 , date:  "2015-06-08 02:56:59" },
  { height:  508325 , difficulty:  1004233 , date:  "2015-06-08 02:58:08" },
  { height:  508326 , difficulty:  1005905 , date:  "2015-06-08 02:58:18" },
  { height:  508327 , difficulty:  1004601 , date:  "2015-06-08 02:58:26" },
  { height:  508328 , difficulty:  1005457 , date:  "2015-06-08 02:58:59" },
  { height:  508329 , difficulty:  1007087 , date:  "2015-06-08 03:02:07" },
  { height:  508330 , difficulty:  1006734 , date:  "2015-06-08 03:02:12" },
  { height:  508331 , difficulty:  1008811 , date:  "2015-06-08 03:06:13" },
  { height:  508332 , difficulty:  1006953 , date:  "2015-06-08 03:06:16" },
  { height:  508333 , difficulty:  1009034 , date:  "2015-06-08 03:07:39" },
  { height:  508334 , difficulty:  1009718 , date:  "2015-06-08 03:09:23" },
  { height:  508335 , difficulty:  1009847 , date:  "2015-06-08 03:09:39" },
  { height:  508336 , difficulty:  1004413 , date:  "2015-06-08 03:10:21" },
  { height:  508337 , difficulty:  1005211 , date:  "2015-06-08 03:12:47" },
  { height:  508338 , difficulty:  1006632 , date:  "2015-06-08 03:14:15" },
  { height:  508339 , difficulty:  1010505 , date:  "2015-06-08 03:14:22" },
  { height:  508340 , difficulty:  1007542 , date:  "2015-06-08 03:14:37" },
  { height:  508341 , difficulty:  1008514 , date:  "2015-06-08 03:17:56" },
  { height:  508342 , difficulty:  1005044 , date:  "2015-06-08 03:20:04" },
  { height:  508343 , difficulty:  1006895 , date:  "2015-06-08 03:21:39" },
  { height:  508344 , difficulty:  1004812 , date:  "2015-06-08 03:22:41" },
  { height:  508345 , difficulty:  1005894 , date:  "2015-06-08 03:23:00" },
  { height:  508346 , difficulty:  1013554 , date:  "2015-06-08 03:24:21" },
  { height:  508347 , difficulty:  1011734 , date:  "2015-06-08 03:24:24" },
  { height:  508348 , difficulty:  1012121 , date:  "2015-06-08 03:25:44" },
  { height:  508349 , difficulty:  1011264 , date:  "2015-06-08 03:25:49" },
  { height:  508350 , difficulty:  1017138 , date:  "2015-06-08 03:26:23" },
  { height:  508351 , difficulty:  1021177 , date:  "2015-06-08 03:27:44" },
  { height:  508352 , difficulty:  1017755 , date:  "2015-06-08 03:28:01" },
  { height:  508353 , difficulty:  1016639 , date:  "2015-06-08 03:32:20" },
  { height:  508354 , difficulty:  1027084 , date:  "2015-06-08 03:34:03" },
  { height:  508355 , difficulty:  1028118 , date:  "2015-06-08 03:34:06" },
  { height:  508356 , difficulty:  1030764 , date:  "2015-06-08 03:35:04" },
  { height:  508357 , difficulty:  1031098 , date:  "2015-06-08 03:37:49" },
  { height:  508358 , difficulty:  1031240 , date:  "2015-06-08 03:40:04" },
  { height:  508359 , difficulty:  1027696 , date:  "2015-06-08 03:40:19" },
  { height:  508360 , difficulty:  1028188 , date:  "2015-06-08 03:40:22" },
  { height:  508361 , difficulty:  1027976 , date:  "2015-06-08 03:41:16" },
  { height:  508362 , difficulty:  1027477 , date:  "2015-06-08 03:41:38" },
  { height:  508363 , difficulty:  1033351 , date:  "2015-06-08 03:42:11" },
  { height:  508364 , difficulty:  1021434 , date:  "2015-06-08 03:42:20" },
  { height:  508365 , difficulty:  1021590 , date:  "2015-06-08 03:42:42" },
  { height:  508366 , difficulty:  1022717 , date:  "2015-06-08 03:45:04" },
  { height:  508367 , difficulty:  1020945 , date:  "2015-06-08 03:48:32" },
  { height:  508368 , difficulty:  1020297 , date:  "2015-06-08 03:48:51" },
  { height:  508369 , difficulty:  1019349 , date:  "2015-06-08 03:48:53" },
  { height:  508370 , difficulty:  1022807 , date:  "2015-06-08 03:49:07" },
  { height:  508371 , difficulty:  1020612 , date:  "2015-06-08 03:50:50" },
  { height:  508372 , difficulty:  1021980 , date:  "2015-06-08 03:50:56" },
  { height:  508373 , difficulty:  1021713 , date:  "2015-06-08 03:51:29" },
  { height:  508374 , difficulty:  1018942 , date:  "2015-06-08 03:52:28" },
  { height:  508375 , difficulty:  1019951 , date:  "2015-06-08 03:52:29" },
  { height:  508376 , difficulty:  1018551 , date:  "2015-06-08 03:52:35" },
  { height:  508377 , difficulty:  1024328 , date:  "2015-06-08 03:59:34" },
  { height:  508378 , difficulty:  1018550 , date:  "2015-06-08 04:02:04" },
  { height:  508379 , difficulty:  1019448 , date:  "2015-06-08 04:02:07" },
  { height:  508380 , difficulty:  1020121 , date:  "2015-06-08 04:05:29" },
  { height:  508381 , difficulty:  1020545 , date:  "2015-06-08 04:06:01" },
  { height:  508382 , difficulty:  1019626 , date:  "2015-06-08 04:07:58" },
  { height:  508383 , difficulty:  1015449 , date:  "2015-06-08 04:09:22" },
  { height:  508384 , difficulty:  1015992 , date:  "2015-06-08 04:09:56" },
  { height:  508385 , difficulty:  1017404 , date:  "2015-06-08 04:10:16" },
  { height:  508386 , difficulty:  1015158 , date:  "2015-06-08 04:10:22" },
  { height:  508387 , difficulty:  1018728 , date:  "2015-06-08 04:11:49" },
  { height:  508388 , difficulty:  1019266 , date:  "2015-06-08 04:11:50" },
  { height:  508389 , difficulty:  1018829 , date:  "2015-06-08 04:13:10" },
  { height:  508390 , difficulty:  1021720 , date:  "2015-06-08 04:15:31" },
  { height:  508391 , difficulty:  1019963 , date:  "2015-06-08 04:15:46" },
  { height:  508392 , difficulty:  1021263 , date:  "2015-06-08 04:15:50" },
  { height:  508393 , difficulty:  1018075 , date:  "2015-06-08 04:16:30" },
  { height:  508394 , difficulty:  1018361 , date:  "2015-06-08 04:19:32" },
  { height:  508395 , difficulty:  1012138 , date:  "2015-06-08 04:19:14" },
  { height:  508396 , difficulty:  1011970 , date:  "2015-06-08 04:19:33" },
  { height:  508397 , difficulty:  1010711 , date:  "2015-06-08 04:21:56" },
  { height:  508398 , difficulty:  1011315 , date:  "2015-06-08 04:24:22" },
  { height:  508399 , difficulty:  1010328 , date:  "2015-06-08 04:24:24" },
  { height:  508400 , difficulty:  1012922 , date:  "2015-06-08 04:25:48" },
  { height:  508401 , difficulty:  1012023 , date:  "2015-06-08 04:25:50" },
  { height:  508402 , difficulty:  1012015 , date:  "2015-06-08 04:27:10" },
  { height:  508403 , difficulty:  1016456 , date:  "2015-06-08 04:29:31" },
  { height:  508404 , difficulty:  1015891 , date:  "2015-06-08 04:30:00" },
  { height:  508405 , difficulty:  1010824 , date:  "2015-06-08 04:31:59" },
  { height:  508406 , difficulty:  1011664 , date:  "2015-06-08 04:32:23" },
  { height:  508407 , difficulty:  1004718 , date:  "2015-06-08 04:33:46" },
  { height:  508408 , difficulty:  1010159 , date:  "2015-06-08 04:33:49" },
  { height:  508409 , difficulty:  1008823 , date:  "2015-06-08 04:36:04" },
  { height:  508410 , difficulty:  1006104 , date:  "2015-06-08 04:37:33" },
  { height:  508411 , difficulty:  1007315 , date:  "2015-06-08 04:38:55" },
  { height:  508412 , difficulty:  1006585 , date:  "2015-06-08 04:38:58" },
  { height:  508413 , difficulty:  1003275 , date:  "2015-06-08 04:39:37" },
  { height:  508414 , difficulty:  1002434 , date:  "2015-06-08 04:40:14" },
  { height:  508415 , difficulty:  1002773 , date:  "2015-06-08 04:40:32" },
  { height:  508416 , difficulty:  1007738 , date:  "2015-06-08 04:42:12" },
  { height:  508417 , difficulty:  1002301 , date:  "2015-06-08 04:42:37" },
  { height:  508418 , difficulty:  998995 , date:  "2015-06-08 04:43:40" },
  { height:  508419 , difficulty:  999740 , date:  "2015-06-08 04:45:01" },
  { height:  508420 , difficulty:  998223 , date:  "2015-06-08 04:45:03" },
  { height:  508421 , difficulty:  1001071 , date:  "2015-06-08 04:47:06" },
  { height:  508422 , difficulty:  999073 , date:  "2015-06-08 04:47:55" },
  { height:  508423 , difficulty:  999624 , date:  "2015-06-08 04:48:01" },
  { height:  508424 , difficulty:  997597 , date:  "2015-06-08 04:48:12" },
  { height:  508425 , difficulty:  997787 , date:  "2015-06-08 04:48:16" },
  { height:  508426 , difficulty:  997782 , date:  "2015-06-08 04:49:29" },
  { height:  508427 , difficulty:  998911 , date:  "2015-06-08 04:50:52" },
  { height:  508428 , difficulty:  1001760 , date:  "2015-06-08 04:50:58" },
  { height:  508429 , difficulty:  997581 , date:  "2015-06-08 04:51:26" },
  { height:  508430 , difficulty:  995141 , date:  "2015-06-08 04:52:02" },
  { height:  508431 , difficulty:  995500 , date:  "2015-06-08 04:52:25" },
  { height:  508432 , difficulty:  998249 , date:  "2015-06-08 04:55:43" },
  { height:  508433 , difficulty:  993800 , date:  "2015-06-08 04:55:46" },
  { height:  508434 , difficulty:  993021 , date:  "2015-06-08 04:56:26" },
  { height:  508435 , difficulty:  993111 , date:  "2015-06-08 04:56:37" },
  { height:  508436 , difficulty:  993492 , date:  "2015-06-08 04:58:35" },
  { height:  508437 , difficulty:  994310 , date:  "2015-06-08 04:58:45" },
  { height:  508438 , difficulty:  995448 , date:  "2015-06-08 04:59:07" },
  { height:  508439 , difficulty:  996131 , date:  "2015-06-08 05:02:37" },
  { height:  508440 , difficulty:  996533 , date:  "2015-06-08 05:02:42" },
  { height:  508441 , difficulty:  998550 , date:  "2015-06-08 05:05:52" },
  { height:  508442 , difficulty:  999103 , date:  "2015-06-08 05:06:04" },
  { height:  508443 , difficulty:  995569 , date:  "2015-06-08 05:06:19" },
  { height:  508444 , difficulty:  995410 , date:  "2015-06-08 05:07:53" },
  { height:  508445 , difficulty:  997083 , date:  "2015-06-08 05:10:05" },
  { height:  508446 , difficulty:  997214 , date:  "2015-06-08 05:12:37" },
  { height:  508447 , difficulty:  994651 , date:  "2015-06-08 05:15:38" },
  { height:  508448 , difficulty:  995339 , date:  "2015-06-08 05:16:49" },
  { height:  508449 , difficulty:  995760 , date:  "2015-06-08 05:16:55" },
  { height:  508450 , difficulty:  995708 , date:  "2015-06-08 05:19:02" },
  { height:  508451 , difficulty:  997824 , date:  "2015-06-08 05:19:04" },
  { height:  508452 , difficulty:  999356 , date:  "2015-06-08 05:25:06" },
  { height:  508453 , difficulty:  991216 , date:  "2015-06-08 05:28:26" },
  { height:  508454 , difficulty:  987199 , date:  "2015-06-08 05:33:37" },
  { height:  508455 , difficulty:  990608 , date:  "2015-06-08 05:35:30" },
  { height:  508456 , difficulty:  985140 , date:  "2015-06-08 05:35:48" },
  { height:  508457 , difficulty:  985125 , date:  "2015-06-08 05:37:31" },
  { height:  508458 , difficulty:  983512 , date:  "2015-06-08 05:38:08" },
  { height:  508459 , difficulty:  986022 , date:  "2015-06-08 05:38:13" },
  { height:  508460 , difficulty:  985481 , date:  "2015-06-08 05:38:39" },
  { height:  508461 , difficulty:  986653 , date:  "2015-06-08 05:39:27" },
  { height:  508462 , difficulty:  989343 , date:  "2015-06-08 05:40:46" },
  { height:  508463 , difficulty:  988003 , date:  "2015-06-08 05:42:19" },
  { height:  508464 , difficulty:  988900 , date:  "2015-06-08 05:43:32" },
  { height:  508465 , difficulty:  989880 , date:  "2015-06-08 05:44:18" },
  { height:  508466 , difficulty:  987113 , date:  "2015-06-08 05:44:20" },
  { height:  508467 , difficulty:  987522 , date:  "2015-06-08 05:44:44" },
  { height:  508468 , difficulty:  987763 , date:  "2015-06-08 05:44:51" },
  { height:  508469 , difficulty:  987795 , date:  "2015-06-08 05:44:55" },
  { height:  508470 , difficulty:  985545 , date:  "2015-06-08 05:45:40" },
  { height:  508471 , difficulty:  986705 , date:  "2015-06-08 05:45:47" },
  { height:  508472 , difficulty:  987495 , date:  "2015-06-08 05:45:58" },
  { height:  508473 , difficulty:  984270 , date:  "2015-06-08 05:47:33" },
  { height:  508474 , difficulty:  981542 , date:  "2015-06-08 05:48:25" },
  { height:  508475 , difficulty:  983135 , date:  "2015-06-08 05:48:28" },
  { height:  508476 , difficulty:  985110 , date:  "2015-06-08 05:50:46" },
  { height:  508477 , difficulty:  990320 , date:  "2015-06-08 05:50:52" },
  { height:  508478 , difficulty:  990192 , date:  "2015-06-08 05:50:55" },
  { height:  508479 , difficulty:  986508 , date:  "2015-06-08 05:52:15" },
  { height:  508480 , difficulty:  986647 , date:  "2015-06-08 05:56:31" },
  { height:  508481 , difficulty:  983623 , date:  "2015-06-08 05:56:33" },
  { height:  508482 , difficulty:  987717 , date:  "2015-06-08 05:57:16" },
  { height:  508483 , difficulty:  986147 , date:  "2015-06-08 05:57:22" },
  { height:  508484 , difficulty:  986415 , date:  "2015-06-08 05:59:22" },
  { height:  508485 , difficulty:  983169 , date:  "2015-06-08 05:59:29" },
  { height:  508486 , difficulty:  983201 , date:  "2015-06-08 06:04:53" },
  { height:  508487 , difficulty:  983233 , date:  "2015-06-08 06:05:39" },
  { height:  508488 , difficulty:  984530 , date:  "2015-06-08 06:05:48" },
  { height:  508489 , difficulty:  984462 , date:  "2015-06-08 06:05:55" },
  { height:  508490 , difficulty:  988450 , date:  "2015-06-08 06:10:24" },
  { height:  508491 , difficulty:  989378 , date:  "2015-06-08 06:10:48" },
  { height:  508492 , difficulty:  991092 , date:  "2015-06-08 06:12:38" },
  { height:  508493 , difficulty:  990679 , date:  "2015-06-08 06:13:38" },
  { height:  508494 , difficulty:  991173 , date:  "2015-06-08 06:13:44" },
  { height:  508495 , difficulty:  989813 , date:  "2015-06-08 06:14:01" },
  { height:  508496 , difficulty:  991703 , date:  "2015-06-08 06:15:35" },
  { height:  508497 , difficulty:  988461 , date:  "2015-06-08 06:15:21" },
  { height:  508498 , difficulty:  987445 , date:  "2015-06-08 06:16:11" },
  { height:  508499 , difficulty:  991469 , date:  "2015-06-08 06:17:28" },
  { height:  508500 , difficulty:  992043 , date:  "2015-06-08 06:21:24" },
  { height:  508501 , difficulty:  992205 , date:  "2015-06-08 06:23:03" },
  { height:  508502 , difficulty:  990390 , date:  "2015-06-08 06:23:07" },
  { height:  508503 , difficulty:  990666 , date:  "2015-06-08 06:24:16" },
  { height:  508504 , difficulty:  991663 , date:  "2015-06-08 06:26:15" },
  { height:  508505 , difficulty:  996595 , date:  "2015-06-08 06:27:46" },
  { height:  508506 , difficulty:  999734 , date:  "2015-06-08 06:28:00" },
  { height:  508507 , difficulty:  999423 , date:  "2015-06-08 06:28:02" },
  { height:  508508 , difficulty:  994188 , date:  "2015-06-08 06:28:06" },
  { height:  508509 , difficulty:  996145 , date:  "2015-06-08 06:28:54" },
  { height:  508510 , difficulty:  995257 , date:  "2015-06-08 06:29:06" },
  { height:  508511 , difficulty:  995142 , date:  "2015-06-08 06:31:20" },
  { height:  508512 , difficulty:  993105 , date:  "2015-06-08 06:31:33" },
  { height:  508513 , difficulty:  993108 , date:  "2015-06-08 06:32:33" },
  { height:  508514 , difficulty:  995841 , date:  "2015-06-08 06:33:24" },
  { height:  508515 , difficulty:  991952 , date:  "2015-06-08 06:34:17" },
  { height:  508516 , difficulty:  993275 , date:  "2015-06-08 06:34:22" },
  { height:  508517 , difficulty:  989243 , date:  "2015-06-08 06:34:47" },
  { height:  508518 , difficulty:  990857 , date:  "2015-06-08 06:35:15" },
  { height:  508519 , difficulty:  990728 , date:  "2015-06-08 06:37:25" },
  { height:  508520 , difficulty:  988667 , date:  "2015-06-08 06:37:05" },
  { height:  508521 , difficulty:  986282 , date:  "2015-06-08 06:37:09" },
  { height:  508522 , difficulty:  982363 , date:  "2015-06-08 06:39:02" },
  { height:  508523 , difficulty:  977501 , date:  "2015-06-08 06:38:24" },
  { height:  508524 , difficulty:  976901 , date:  "2015-06-08 06:39:54" },
  { height:  508525 , difficulty:  987323 , date:  "2015-06-08 06:41:00" },
  { height:  508526 , difficulty:  984086 , date:  "2015-06-08 06:41:04" },
  { height:  508527 , difficulty:  990917 , date:  "2015-06-08 06:41:19" },
  { height:  508528 , difficulty:  981069 , date:  "2015-06-08 06:44:56" },
  { height:  508529 , difficulty:  975990 , date:  "2015-06-08 06:45:17" },
  { height:  508530 , difficulty:  968043 , date:  "2015-06-08 06:45:32" },
  { height:  508531 , difficulty:  965655 , date:  "2015-06-08 06:45:57" },
  { height:  508532 , difficulty:  969100 , date:  "2015-06-08 06:46:02" },
  { height:  508533 , difficulty:  968349 , date:  "2015-06-08 06:48:05" },
  { height:  508534 , difficulty:  967536 , date:  "2015-06-08 06:49:06" },
  { height:  508535 , difficulty:  970070 , date:  "2015-06-08 06:50:17" },
  { height:  508536 , difficulty:  969671 , date:  "2015-06-08 06:50:22" },
  { height:  508537 , difficulty:  980370 , date:  "2015-06-08 06:51:47" },
  { height:  508538 , difficulty:  978388 , date:  "2015-06-08 06:51:52" },
  { height:  508539 , difficulty:  976632 , date:  "2015-06-08 06:52:14" },
  { height:  508540 , difficulty:  974940 , date:  "2015-06-08 06:53:27" },
  { height:  508541 , difficulty:  977817 , date:  "2015-06-08 06:54:00" },
  { height:  508542 , difficulty:  978351 , date:  "2015-06-08 06:55:30" },
  { height:  508543 , difficulty:  978246 , date:  "2015-06-08 06:56:50" },
  { height:  508544 , difficulty:  978306 , date:  "2015-06-08 06:56:56" },
  { height:  508545 , difficulty:  979142 , date:  "2015-06-08 06:57:54" },
  { height:  508546 , difficulty:  981588 , date:  "2015-06-08 06:59:24" },
  { height:  508547 , difficulty:  986203 , date:  "2015-06-08 06:59:28" },
  { height:  508548 , difficulty:  986092 , date:  "2015-06-08 07:01:22" },
  { height:  508549 , difficulty:  984435 , date:  "2015-06-08 07:02:50" },
  { height:  508550 , difficulty:  984650 , date:  "2015-06-08 07:02:55" },
  { height:  508551 , difficulty:  985343 , date:  "2015-06-08 07:03:01" },
  { height:  508552 , difficulty:  985009 , date:  "2015-06-08 07:03:08" },
  { height:  508553 , difficulty:  985111 , date:  "2015-06-08 07:03:55" },
  { height:  508554 , difficulty:  988893 , date:  "2015-06-08 07:04:27" },
  { height:  508555 , difficulty:  987405 , date:  "2015-06-08 07:05:59" },
  { height:  508556 , difficulty:  981042 , date:  "2015-06-08 07:11:29" },
  { height:  508557 , difficulty:  981924 , date:  "2015-06-08 07:11:35" },
  { height:  508558 , difficulty:  982127 , date:  "2015-06-08 07:12:37" },
  { height:  508559 , difficulty:  982602 , date:  "2015-06-08 07:12:40" },
  { height:  508560 , difficulty:  979470 , date:  "2015-06-08 07:14:35" },
  { height:  508561 , difficulty:  981986 , date:  "2015-06-08 07:15:38" },
  { height:  508562 , difficulty:  977643 , date:  "2015-06-08 07:17:31" },
  { height:  508563 , difficulty:  978495 , date:  "2015-06-08 07:18:15" },
  { height:  508564 , difficulty:  978659 , date:  "2015-06-08 07:18:16" },
  { height:  508565 , difficulty:  984642 , date:  "2015-06-08 07:19:23" },
  { height:  508566 , difficulty:  978546 , date:  "2015-06-08 07:21:29" },
  { height:  508567 , difficulty:  978113 , date:  "2015-06-08 07:21:43" },
  { height:  508568 , difficulty:  976396 , date:  "2015-06-08 07:25:08" },
  { height:  508569 , difficulty:  977727 , date:  "2015-06-08 07:26:03" },
  { height:  508570 , difficulty:  981355 , date:  "2015-06-08 07:28:58" },
  { height:  508571 , difficulty:  981143 , date:  "2015-06-08 07:29:02" },
  { height:  508572 , difficulty:  979773 , date:  "2015-06-08 07:31:21" },
  { height:  508573 , difficulty:  982097 , date:  "2015-06-08 07:32:06" },
  { height:  508574 , difficulty:  981706 , date:  "2015-06-08 07:32:04" },
  { height:  508575 , difficulty:  979862 , date:  "2015-06-08 07:32:14" },
  { height:  508576 , difficulty:  974322 , date:  "2015-06-08 07:32:39" },
  { height:  508577 , difficulty:  972909 , date:  "2015-06-08 07:33:06" },
  { height:  508578 , difficulty:  973017 , date:  "2015-06-08 07:33:10" },
  { height:  508579 , difficulty:  972041 , date:  "2015-06-08 07:34:35" },
  { height:  508580 , difficulty:  970761 , date:  "2015-06-08 07:34:51" },
  { height:  508581 , difficulty:  968498 , date:  "2015-06-08 07:35:04" },
  { height:  508582 , difficulty:  968702 , date:  "2015-06-08 07:35:39" },
  { height:  508583 , difficulty:  970818 , date:  "2015-06-08 07:36:21" },
  { height:  508584 , difficulty:  970951 , date:  "2015-06-08 07:36:24" },
  { height:  508585 , difficulty:  972254 , date:  "2015-06-08 07:39:58" },
  { height:  508586 , difficulty:  972167 , date:  "2015-06-08 07:43:09" },
  { height:  508587 , difficulty:  970131 , date:  "2015-06-08 07:44:27" },
  { height:  508588 , difficulty:  969985 , date:  "2015-06-08 07:45:01" },
  { height:  508589 , difficulty:  975452 , date:  "2015-06-08 07:45:04" },
  { height:  508590 , difficulty:  976838 , date:  "2015-06-08 07:45:13" },
  { height:  508591 , difficulty:  976770 , date:  "2015-06-08 07:47:08" },
  { height:  508592 , difficulty:  977961 , date:  "2015-06-08 07:47:59" },
  { height:  508593 , difficulty:  982707 , date:  "2015-06-08 07:50:51" },
  { height:  508594 , difficulty:  983683 , date:  "2015-06-08 07:52:32" },
  { height:  508595 , difficulty:  981226 , date:  "2015-06-08 07:53:31" },
  { height:  508596 , difficulty:  984910 , date:  "2015-06-08 07:54:05" },
  { height:  508597 , difficulty:  992298 , date:  "2015-06-08 07:55:06" },
  { height:  508598 , difficulty:  990837 , date:  "2015-06-08 07:56:37" },
  { height:  508599 , difficulty:  992126 , date:  "2015-06-08 07:57:31" },
  { height:  508600 , difficulty:  992172 , date:  "2015-06-08 07:58:03" },
  { height:  508601 , difficulty:  990564 , date:  "2015-06-08 07:58:05" },
  { height:  508602 , difficulty:  990722 , date:  "2015-06-08 08:02:34" },
  { height:  508603 , difficulty:  990566 , date:  "2015-06-08 08:02:36" },
  { height:  508604 , difficulty:  985721 , date:  "2015-06-08 08:02:51" },
  { height:  508605 , difficulty:  985675 , date:  "2015-06-08 08:03:31" },
  { height:  508606 , difficulty:  989637 , date:  "2015-06-08 08:03:55" },
  { height:  508607 , difficulty:  989175 , date:  "2015-06-08 08:03:56" },
  { height:  508608 , difficulty:  989733 , date:  "2015-06-08 08:06:58" },
  { height:  508609 , difficulty:  994777 , date:  "2015-06-08 08:08:35" },
  { height:  508610 , difficulty:  1000641 , date:  "2015-06-08 08:08:42" },
  { height:  508611 , difficulty:  1004009 , date:  "2015-06-08 08:09:33" },
  { height:  508612 , difficulty:  1004117 , date:  "2015-06-08 08:09:55" },
  { height:  508613 , difficulty:  1002045 , date:  "2015-06-08 08:11:28" },
  { height:  508614 , difficulty:  1003709 , date:  "2015-06-08 08:11:32" },
  { height:  508615 , difficulty:  1006621 , date:  "2015-06-08 08:15:30" },
  { height:  508616 , difficulty:  1004669 , date:  "2015-06-08 08:16:07" },
  { height:  508617 , difficulty:  1005969 , date:  "2015-06-08 08:17:13" },
  { height:  508618 , difficulty:  1006835 , date:  "2015-06-08 08:17:18" },
  { height:  508619 , difficulty:  1004772 , date:  "2015-06-08 08:17:55" },
  { height:  508620 , difficulty:  1005771 , date:  "2015-06-08 08:20:12" },
  { height:  508621 , difficulty:  1004229 , date:  "2015-06-08 08:20:17" },
  { height:  508622 , difficulty:  1002356 , date:  "2015-06-08 08:20:46" },
  { height:  508623 , difficulty:  1002939 , date:  "2015-06-08 08:21:13" },
  { height:  508624 , difficulty:  999905 , date:  "2015-06-08 08:23:07" },
  { height:  508625 , difficulty:  997570 , date:  "2015-06-08 08:23:38" },
  { height:  508626 , difficulty:  999397 , date:  "2015-06-08 08:24:32" },
  { height:  508627 , difficulty:  999653 , date:  "2015-06-08 08:24:47" },
  { height:  508628 , difficulty:  1002030 , date:  "2015-06-08 08:24:51" },
  { height:  508629 , difficulty:  1001997 , date:  "2015-06-08 08:25:03" },
  { height:  508630 , difficulty:  1001370 , date:  "2015-06-08 08:26:02" },
  { height:  508631 , difficulty:  999709 , date:  "2015-06-08 08:26:07" },
  { height:  508632 , difficulty:  990670 , date:  "2015-06-08 08:26:39" },
  { height:  508633 , difficulty:  991076 , date:  "2015-06-08 08:28:34" },
  { height:  508634 , difficulty:  993874 , date:  "2015-06-08 08:28:51" },
  { height:  508635 , difficulty:  993940 , date:  "2015-06-08 08:29:04" },
  { height:  508636 , difficulty:  993829 , date:  "2015-06-08 08:29:17" },
  { height:  508637 , difficulty:  994289 , date:  "2015-06-08 08:29:51" },
  { height:  508638 , difficulty:  991289 , date:  "2015-06-08 08:29:57" },
  { height:  508639 , difficulty:  990294 , date:  "2015-06-08 08:30:33" },
  { height:  508640 , difficulty:  993253 , date:  "2015-06-08 08:32:02" },
  { height:  508641 , difficulty:  991600 , date:  "2015-06-08 08:33:48" },
  { height:  508642 , difficulty:  989437 , date:  "2015-06-08 08:34:55" },
  { height:  508643 , difficulty:  991665 , date:  "2015-06-08 08:34:57" },
  { height:  508644 , difficulty:  986182 , date:  "2015-06-08 08:35:30" },
  { height:  508645 , difficulty:  985646 , date:  "2015-06-08 08:36:07" },
  { height:  508646 , difficulty:  981424 , date:  "2015-06-08 08:36:45" },
  { height:  508647 , difficulty:  981941 , date:  "2015-06-08 08:40:31" },
  { height:  508648 , difficulty:  982511 , date:  "2015-06-08 08:45:43" },
  { height:  508649 , difficulty:  983613 , date:  "2015-06-08 08:45:48" },
  { height:  508650 , difficulty:  983773 , date:  "2015-06-08 08:46:13" },
  { height:  508651 , difficulty:  985946 , date:  "2015-06-08 08:46:25" },
  { height:  508652 , difficulty:  993096 , date:  "2015-06-08 08:47:14" },
  { height:  508653 , difficulty:  992507 , date:  "2015-06-08 08:49:30" },
  { height:  508654 , difficulty:  993210 , date:  "2015-06-08 08:49:36" },
  { height:  508655 , difficulty:  991412 , date:  "2015-06-08 08:49:59" },
  { height:  508656 , difficulty:  991213 , date:  "2015-06-08 08:52:06" },
  { height:  508657 , difficulty:  992832 , date:  "2015-06-08 08:51:31" },
  { height:  508658 , difficulty:  993582 , date:  "2015-06-08 08:51:43" },
  { height:  508659 , difficulty:  994872 , date:  "2015-06-08 08:53:31" },
  { height:  508660 , difficulty:  995880 , date:  "2015-06-08 08:56:51" },
  { height:  508661 , difficulty:  990009 , date:  "2015-06-08 08:57:35" },
  { height:  508662 , difficulty:  984885 , date:  "2015-06-08 08:58:03" },
  { height:  508663 , difficulty:  985754 , date:  "2015-06-08 08:59:04" },
  { height:  508664 , difficulty:  986953 , date:  "2015-06-08 08:59:45" },
  { height:  508665 , difficulty:  987981 , date:  "2015-06-08 09:02:55" },
  { height:  508666 , difficulty:  990742 , date:  "2015-06-08 09:02:58" },
  { height:  508667 , difficulty:  987900 , date:  "2015-06-08 09:06:35" },
  { height:  508668 , difficulty:  989265 , date:  "2015-06-08 09:06:45" },
  { height:  508669 , difficulty:  986258 , date:  "2015-06-08 09:08:08" },
  { height:  508670 , difficulty:  983740 , date:  "2015-06-08 09:08:12" },
  { height:  508671 , difficulty:  984030 , date:  "2015-06-08 09:08:49" },
  { height:  508672 , difficulty:  984192 , date:  "2015-06-08 09:09:39" },
  { height:  508673 , difficulty:  982725 , date:  "2015-06-08 09:11:50" },
  { height:  508674 , difficulty:  980383 , date:  "2015-06-08 09:11:52" },
  { height:  508675 , difficulty:  979911 , date:  "2015-06-08 09:11:48" },
  { height:  508676 , difficulty:  980254 , date:  "2015-06-08 09:13:08" },
  { height:  508677 , difficulty:  980346 , date:  "2015-06-08 09:13:00" },
  { height:  508678 , difficulty:  973517 , date:  "2015-06-08 09:14:10" },
  { height:  508679 , difficulty:  974414 , date:  "2015-06-08 09:14:13" },
  { height:  508680 , difficulty:  977687 , date:  "2015-06-08 09:15:15" },
  { height:  508681 , difficulty:  977086 , date:  "2015-06-08 09:20:14" },
  { height:  508682 , difficulty:  987732 , date:  "2015-06-08 09:20:47" },
  { height:  508683 , difficulty:  990458 , date:  "2015-06-08 09:22:35" },
  { height:  508684 , difficulty:  995693 , date:  "2015-06-08 09:23:28" },
  { height:  508685 , difficulty:  993266 , date:  "2015-06-08 09:24:12" },
  { height:  508686 , difficulty:  993809 , date:  "2015-06-08 09:24:17" },
  { height:  508687 , difficulty:  994168 , date:  "2015-06-08 09:25:34" },
  { height:  508688 , difficulty:  995146 , date:  "2015-06-08 09:27:06" },
  { height:  508689 , difficulty:  998576 , date:  "2015-06-08 09:28:00" },
  { height:  508690 , difficulty:  998738 , date:  "2015-06-08 09:29:26" },
  { height:  508691 , difficulty:  992298 , date:  "2015-06-08 09:29:32" },
  { height:  508692 , difficulty:  991709 , date:  "2015-06-08 09:29:55" },
  { height:  508693 , difficulty:  991514 , date:  "2015-06-08 09:31:20" },
  { height:  508694 , difficulty:  991595 , date:  "2015-06-08 09:31:25" },
  { height:  508695 , difficulty:  991913 , date:  "2015-06-08 09:31:39" },
  { height:  508696 , difficulty:  991252 , date:  "2015-06-08 09:32:00" },
  { height:  508697 , difficulty:  991980 , date:  "2015-06-08 09:33:43" },
  { height:  508698 , difficulty:  991728 , date:  "2015-06-08 09:33:46" },
  { height:  508699 , difficulty:  991227 , date:  "2015-06-08 09:34:48" },
  { height:  508700 , difficulty:  997295 , date:  "2015-06-08 09:35:58" },
  { height:  508701 , difficulty:  996574 , date:  "2015-06-08 09:36:59" },
  { height:  508702 , difficulty:  996562 , date:  "2015-06-08 09:39:11" },
  { height:  508703 , difficulty:  996409 , date:  "2015-06-08 09:39:14" },
  { height:  508704 , difficulty:  996713 , date:  "2015-06-08 09:44:45" },
  { height:  508705 , difficulty:  996790 , date:  "2015-06-08 09:45:03" },
  { height:  508706 , difficulty:  995348 , date:  "2015-06-08 09:45:05" },
  { height:  508707 , difficulty:  997092 , date:  "2015-06-08 09:45:37" },
  { height:  508708 , difficulty:  998996 , date:  "2015-06-08 09:46:04" },
  { height:  508709 , difficulty:  997146 , date:  "2015-06-08 09:47:25" },
  { height:  508710 , difficulty:  996916 , date:  "2015-06-08 09:48:23" },
  { height:  508711 , difficulty:  997895 , date:  "2015-06-08 09:49:03" },
  { height:  508712 , difficulty:  999642 , date:  "2015-06-08 09:49:59" },
  { height:  508713 , difficulty:  1002363 , date:  "2015-06-08 09:50:03" },
  { height:  508714 , difficulty:  1003494 , date:  "2015-06-08 09:50:09" },
  { height:  508715 , difficulty:  1002629 , date:  "2015-06-08 09:50:12" },
  { height:  508716 , difficulty:  1000328 , date:  "2015-06-08 09:50:37" },
  { height:  508717 , difficulty:  998260 , date:  "2015-06-08 09:51:13" },
  { height:  508718 , difficulty:  996844 , date:  "2015-06-08 09:53:04" },
  { height:  508719 , difficulty:  996927 , date:  "2015-06-08 09:53:15" },
  { height:  508720 , difficulty:  996240 , date:  "2015-06-08 09:56:00" },
  { height:  508721 , difficulty:  995581 , date:  "2015-06-08 09:57:38" },
  { height:  508722 , difficulty:  996372 , date:  "2015-06-08 09:58:34" },
  { height:  508723 , difficulty:  992101 , date:  "2015-06-08 09:58:37" },
  { height:  508724 , difficulty:  984960 , date:  "2015-06-08 09:59:14" },
  { height:  508725 , difficulty:  988331 , date:  "2015-06-08 10:01:09" },
  { height:  508726 , difficulty:  988313 , date:  "2015-06-08 10:01:11" },
  { height:  508727 , difficulty:  988154 , date:  "2015-06-08 10:01:53" },
  { height:  508728 , difficulty:  987216 , date:  "2015-06-08 10:02:11" },
  { height:  508729 , difficulty:  985343 , date:  "2015-06-08 10:02:35" },
  { height:  508730 , difficulty:  990940 , date:  "2015-06-08 10:02:35" },
  { height:  508731 , difficulty:  991430 , date:  "2015-06-08 10:03:10" },
  { height:  508732 , difficulty:  989175 , date:  "2015-06-08 10:03:32" },
  { height:  508733 , difficulty:  990856 , date:  "2015-06-08 10:05:43" },
  { height:  508734 , difficulty:  991379 , date:  "2015-06-08 10:07:40" },
  { height:  508735 , difficulty:  989771 , date:  "2015-06-08 10:09:28" },
  { height:  508736 , difficulty:  984463 , date:  "2015-06-08 10:09:35" },
  { height:  508737 , difficulty:  983411 , date:  "2015-06-08 10:11:57" },
  { height:  508738 , difficulty:  983223 , date:  "2015-06-08 10:12:41" },
  { height:  508739 , difficulty:  983526 , date:  "2015-06-08 10:12:44" },
  { height:  508740 , difficulty:  982550 , date:  "2015-06-08 10:15:17" },
  { height:  508741 , difficulty:  978294 , date:  "2015-06-08 10:14:44" },
  { height:  508742 , difficulty:  980064 , date:  "2015-06-08 10:15:33" },
  { height:  508743 , difficulty:  976933 , date:  "2015-06-08 10:17:29" },
  { height:  508744 , difficulty:  976805 , date:  "2015-06-08 10:18:18" },
  { height:  508745 , difficulty:  975652 , date:  "2015-06-08 10:18:36" },
  { height:  508746 , difficulty:  976535 , date:  "2015-06-08 10:19:25" },
  { height:  508747 , difficulty:  975781 , date:  "2015-06-08 10:20:26" },
  { height:  508748 , difficulty:  974921 , date:  "2015-06-08 10:22:25" },
  { height:  508749 , difficulty:  981175 , date:  "2015-06-08 10:23:30" },
  { height:  508750 , difficulty:  981838 , date:  "2015-06-08 10:23:34" },
  { height:  508751 , difficulty:  981902 , date:  "2015-06-08 10:23:50" },
  { height:  508752 , difficulty:  980557 , date:  "2015-06-08 10:24:04" },
  { height:  508753 , difficulty:  980540 , date:  "2015-06-08 10:28:48" },
  { height:  508754 , difficulty:  980377 , date:  "2015-06-08 10:28:51" },
  { height:  508755 , difficulty:  982493 , date:  "2015-06-08 10:30:49" },
  { height:  508756 , difficulty:  981792 , date:  "2015-06-08 10:32:53" },
  { height:  508757 , difficulty:  974597 , date:  "2015-06-08 10:38:05" },
  { height:  508758 , difficulty:  974184 , date:  "2015-06-08 10:38:06" },
  { height:  508759 , difficulty:  971481 , date:  "2015-06-08 10:39:06" },
  { height:  508760 , difficulty:  970245 , date:  "2015-06-08 10:39:48" },
  { height:  508761 , difficulty:  971473 , date:  "2015-06-08 10:39:54" },
  { height:  508762 , difficulty:  974466 , date:  "2015-06-08 10:43:15" },
  { height:  508763 , difficulty:  972843 , date:  "2015-06-08 10:42:51" },
  { height:  508764 , difficulty:  971148 , date:  "2015-06-08 10:43:35" },
  { height:  508765 , difficulty:  970030 , date:  "2015-06-08 10:46:06" },
  { height:  508766 , difficulty:  971958 , date:  "2015-06-08 10:47:34" },
  { height:  508767 , difficulty:  973800 , date:  "2015-06-08 10:49:18" },
  { height:  508768 , difficulty:  973319 , date:  "2015-06-08 10:49:20" },
  { height:  508769 , difficulty:  975886 , date:  "2015-06-08 10:50:28" },
  { height:  508770 , difficulty:  976983 , date:  "2015-06-08 10:53:06" },
  { height:  508771 , difficulty:  976712 , date:  "2015-06-08 10:53:30" },
  { height:  508772 , difficulty:  976282 , date:  "2015-06-08 10:54:02" },
  { height:  508773 , difficulty:  973661 , date:  "2015-06-08 10:55:01" },
  { height:  508774 , difficulty:  974877 , date:  "2015-06-08 10:56:12" },
  { height:  508775 , difficulty:  973501 , date:  "2015-06-08 10:56:55" },
  { height:  508776 , difficulty:  971881 , date:  "2015-06-08 10:57:55" },
  { height:  508777 , difficulty:  970503 , date:  "2015-06-08 10:58:01" },
  { height:  508778 , difficulty:  967390 , date:  "2015-06-08 10:58:07" },
  { height:  508779 , difficulty:  968311 , date:  "2015-06-08 10:58:31" },
  { height:  508780 , difficulty:  959793 , date:  "2015-06-08 10:58:59" },
  { height:  508781 , difficulty:  961580 , date:  "2015-06-08 10:59:06" },
  { height:  508782 , difficulty:  962301 , date:  "2015-06-08 10:59:34" },
  { height:  508783 , difficulty:  962010 , date:  "2015-06-08 11:00:25" },
  { height:  508784 , difficulty:  962612 , date:  "2015-06-08 11:00:31" },
  { height:  508785 , difficulty:  963133 , date:  "2015-06-08 11:03:28" },
  { height:  508786 , difficulty:  962767 , date:  "2015-06-08 11:04:43" },
  { height:  508787 , difficulty:  964357 , date:  "2015-06-08 11:04:45" },
  { height:  508788 , difficulty:  963186 , date:  "2015-06-08 11:06:26" },
  { height:  508789 , difficulty:  964811 , date:  "2015-06-08 11:06:43" },
  { height:  508790 , difficulty:  965160 , date:  "2015-06-08 11:07:31" },
  { height:  508791 , difficulty:  965741 , date:  "2015-06-08 11:09:16" },
  { height:  508792 , difficulty:  965372 , date:  "2015-06-08 11:09:35" },
  { height:  508793 , difficulty:  964634 , date:  "2015-06-08 11:10:22" },
  { height:  508794 , difficulty:  962121 , date:  "2015-06-08 11:12:43" },
  { height:  508795 , difficulty:  963670 , date:  "2015-06-08 11:12:45" },
  { height:  508796 , difficulty:  960484 , date:  "2015-06-08 11:13:07" },
  { height:  508797 , difficulty:  959768 , date:  "2015-06-08 11:13:19" },
  { height:  508798 , difficulty:  962625 , date:  "2015-06-08 11:14:10" },
  { height:  508799 , difficulty:  962937 , date:  "2015-06-08 11:15:03" },
  { height:  508800 , difficulty:  962146 , date:  "2015-06-08 11:15:49" },
  { height:  508801 , difficulty:  964436 , date:  "2015-06-08 11:16:05" },
  { height:  508802 , difficulty:  964512 , date:  "2015-06-08 11:18:51" },
  { height:  508803 , difficulty:  967098 , date:  "2015-06-08 11:19:35" },
  { height:  508804 , difficulty:  969749 , date:  "2015-06-08 11:20:40" },
  { height:  508805 , difficulty:  969532 , date:  "2015-06-08 11:23:02" },
  { height:  508806 , difficulty:  970540 , date:  "2015-06-08 11:23:02" },
  { height:  508807 , difficulty:  970705 , date:  "2015-06-08 11:23:22" },
  { height:  508808 , difficulty:  970390 , date:  "2015-06-08 11:31:32" },
  { height:  508809 , difficulty:  967263 , date:  "2015-06-08 11:34:14" },
  { height:  508810 , difficulty:  968734 , date:  "2015-06-08 11:34:19" },
  { height:  508811 , difficulty:  966632 , date:  "2015-06-08 11:35:32" },
  { height:  508812 , difficulty:  968351 , date:  "2015-06-08 11:36:18" },
  { height:  508813 , difficulty:  965322 , date:  "2015-06-08 11:37:00" },
  { height:  508814 , difficulty:  967104 , date:  "2015-06-08 11:37:09" },
  { height:  508815 , difficulty:  967190 , date:  "2015-06-08 11:38:13" },
  { height:  508816 , difficulty:  966920 , date:  "2015-06-08 11:39:07" },
  { height:  508817 , difficulty:  966954 , date:  "2015-06-08 11:39:36" },
  { height:  508818 , difficulty:  967830 , date:  "2015-06-08 11:40:15" },
  { height:  508819 , difficulty:  965560 , date:  "2015-06-08 11:45:15" },
  { height:  508820 , difficulty:  964889 , date:  "2015-06-08 11:45:21" },
  { height:  508821 , difficulty:  965653 , date:  "2015-06-08 11:46:02" },
  { height:  508822 , difficulty:  965034 , date:  "2015-06-08 11:46:55" },
  { height:  508823 , difficulty:  963554 , date:  "2015-06-08 11:48:22" },
  { height:  508824 , difficulty:  962745 , date:  "2015-06-08 11:50:09" },
  { height:  508825 , difficulty:  962299 , date:  "2015-06-08 11:50:32" },
  { height:  508826 , difficulty:  965392 , date:  "2015-06-08 11:50:37" },
  { height:  508827 , difficulty:  965094 , date:  "2015-06-08 11:51:09" },
  { height:  508828 , difficulty:  966149 , date:  "2015-06-08 11:53:01" },
  { height:  508829 , difficulty:  960489 , date:  "2015-06-08 11:53:03" },
  { height:  508830 , difficulty:  960574 , date:  "2015-06-08 11:56:04" },
  { height:  508831 , difficulty:  960588 , date:  "2015-06-08 11:56:06" },
  { height:  508832 , difficulty:  962666 , date:  "2015-06-08 12:00:14" },
  { height:  508833 , difficulty:  955672 , date:  "2015-06-08 12:00:16" },
  { height:  508834 , difficulty:  956786 , date:  "2015-06-08 12:01:07" },
  { height:  508835 , difficulty:  955437 , date:  "2015-06-08 12:03:27" },
  { height:  508836 , difficulty:  955186 , date:  "2015-06-08 12:03:36" },
  { height:  508837 , difficulty:  955498 , date:  "2015-06-08 12:05:30" },
  { height:  508838 , difficulty:  952529 , date:  "2015-06-08 12:05:45" },
  { height:  508839 , difficulty:  954701 , date:  "2015-06-08 12:06:05" },
  { height:  508840 , difficulty:  957104 , date:  "2015-06-08 12:06:42" },
  { height:  508841 , difficulty:  955129 , date:  "2015-06-08 12:07:16" },
  { height:  508842 , difficulty:  953008 , date:  "2015-06-08 12:10:26" },
  { height:  508843 , difficulty:  951252 , date:  "2015-06-08 12:10:30" },
  { height:  508844 , difficulty:  951829 , date:  "2015-06-08 12:11:50" },
  { height:  508845 , difficulty:  955807 , date:  "2015-06-08 12:13:10" },
  { height:  508846 , difficulty:  952116 , date:  "2015-06-08 12:13:20" },
  { height:  508847 , difficulty:  952958 , date:  "2015-06-08 12:15:52" },
  { height:  508848 , difficulty:  955766 , date:  "2015-06-08 12:16:21" },
  { height:  508849 , difficulty:  954766 , date:  "2015-06-08 12:17:14" },
  { height:  508850 , difficulty:  960102 , date:  "2015-06-08 12:18:03" },
  { height:  508851 , difficulty:  959109 , date:  "2015-06-08 12:18:50" },
  { height:  508852 , difficulty:  957679 , date:  "2015-06-08 12:18:56" },
  { height:  508853 , difficulty:  960236 , date:  "2015-06-08 12:19:09" },
  { height:  508854 , difficulty:  960311 , date:  "2015-06-08 12:20:44" },
  { height:  508855 , difficulty:  959794 , date:  "2015-06-08 12:21:15" },
  { height:  508856 , difficulty:  961122 , date:  "2015-06-08 12:23:02" },
  { height:  508857 , difficulty:  961163 , date:  "2015-06-08 12:25:54" },
  { height:  508858 , difficulty:  960636 , date:  "2015-06-08 12:26:18" },
  { height:  508859 , difficulty:  961582 , date:  "2015-06-08 12:26:22" },
  { height:  508860 , difficulty:  963494 , date:  "2015-06-08 12:31:15" },
  { height:  508861 , difficulty:  960535 , date:  "2015-06-08 12:31:19" },
  { height:  508862 , difficulty:  958647 , date:  "2015-06-08 12:31:29" },
  { height:  508863 , difficulty:  958801 , date:  "2015-06-08 12:32:41" },
  { height:  508864 , difficulty:  956636 , date:  "2015-06-08 12:32:52" },
  { height:  508865 , difficulty:  957735 , date:  "2015-06-08 12:33:39" },
  { height:  508866 , difficulty:  957473 , date:  "2015-06-08 12:36:01" },
  { height:  508867 , difficulty:  955312 , date:  "2015-06-08 12:36:32" },
  { height:  508868 , difficulty:  955017 , date:  "2015-06-08 12:37:04" },
  { height:  508869 , difficulty:  954310 , date:  "2015-06-08 12:37:12" },
  { height:  508870 , difficulty:  950828 , date:  "2015-06-08 12:39:16" },
  { height:  508871 , difficulty:  951056 , date:  "2015-06-08 12:39:18" },
  { height:  508872 , difficulty:  951634 , date:  "2015-06-08 12:39:27" },
  { height:  508873 , difficulty:  951426 , date:  "2015-06-08 12:40:10" },
  { height:  508874 , difficulty:  951915 , date:  "2015-06-08 12:40:35" },
  { height:  508875 , difficulty:  950653 , date:  "2015-06-08 12:42:33" },
  { height:  508876 , difficulty:  953274 , date:  "2015-06-08 12:43:04" },
  { height:  508877 , difficulty:  952884 , date:  "2015-06-08 12:43:07" },
  { height:  508878 , difficulty:  950462 , date:  "2015-06-08 12:45:24" },
  { height:  508879 , difficulty:  949723 , date:  "2015-06-08 12:46:52" },
  { height:  508880 , difficulty:  949586 , date:  "2015-06-08 12:46:58" },
  { height:  508881 , difficulty:  948134 , date:  "2015-06-08 12:48:35" },
  { height:  508882 , difficulty:  948727 , date:  "2015-06-08 12:49:15" },
  { height:  508883 , difficulty:  950308 , date:  "2015-06-08 12:49:20" },
  { height:  508884 , difficulty:  938268 , date:  "2015-06-08 12:49:25" },
  { height:  508885 , difficulty:  936400 , date:  "2015-06-08 12:49:52" },
  { height:  508886 , difficulty:  937646 , date:  "2015-06-08 12:50:48" },
  { height:  508887 , difficulty:  937332 , date:  "2015-06-08 12:52:58" },
  { height:  508888 , difficulty:  937664 , date:  "2015-06-08 12:54:04" },
  { height:  508889 , difficulty:  939424 , date:  "2015-06-08 12:54:07" },
  { height:  508890 , difficulty:  939189 , date:  "2015-06-08 12:54:34" },
  { height:  508891 , difficulty:  937990 , date:  "2015-06-08 12:54:40" },
  { height:  508892 , difficulty:  937066 , date:  "2015-06-08 12:55:53" },
  { height:  508893 , difficulty:  939920 , date:  "2015-06-08 12:57:44" },
  { height:  508894 , difficulty:  939462 , date:  "2015-06-08 12:57:50" },
  { height:  508895 , difficulty:  932151 , date:  "2015-06-08 12:58:01" },
  { height:  508896 , difficulty:  932302 , date:  "2015-06-08 12:58:09" },
  { height:  508897 , difficulty:  932867 , date:  "2015-06-08 12:58:31" },
  { height:  508898 , difficulty:  931620 , date:  "2015-06-08 13:05:10" },
  { height:  508899 , difficulty:  930471 , date:  "2015-06-08 13:06:01" },
  { height:  508900 , difficulty:  930488 , date:  "2015-06-08 13:06:39" },
  { height:  508901 , difficulty:  931916 , date:  "2015-06-08 13:07:48" },
  { height:  508902 , difficulty:  931869 , date:  "2015-06-08 13:07:41" },
  { height:  508903 , difficulty:  935317 , date:  "2015-06-08 13:08:23" },
  { height:  508904 , difficulty:  932551 , date:  "2015-06-08 13:08:46" },
  { height:  508905 , difficulty:  933081 , date:  "2015-06-08 13:09:36" },
  { height:  508906 , difficulty:  929689 , date:  "2015-06-08 13:09:43" },
  { height:  508907 , difficulty:  930390 , date:  "2015-06-08 13:11:59" },
  { height:  508908 , difficulty:  924938 , date:  "2015-06-08 13:12:53" },
  { height:  508909 , difficulty:  925344 , date:  "2015-06-08 13:12:59" },
  { height:  508910 , difficulty:  929159 , date:  "2015-06-08 13:16:20" },
  { height:  508911 , difficulty:  930222 , date:  "2015-06-08 13:20:26" },
  { height:  508912 , difficulty:  930462 , date:  "2015-06-08 13:21:21" },
  { height:  508913 , difficulty:  930117 , date:  "2015-06-08 13:21:29" },
  { height:  508914 , difficulty:  932393 , date:  "2015-06-08 13:22:09" },
  { height:  508915 , difficulty:  932265 , date:  "2015-06-08 13:23:42" },
  { height:  508916 , difficulty:  932801 , date:  "2015-06-08 13:24:16" },
  { height:  508917 , difficulty:  934287 , date:  "2015-06-08 13:25:23" },
  { height:  508918 , difficulty:  930098 , date:  "2015-06-08 13:25:25" },
  { height:  508919 , difficulty:  930106 , date:  "2015-06-08 13:27:29" },
  { height:  508920 , difficulty:  929895 , date:  "2015-06-08 13:27:42" },
  { height:  508921 , difficulty:  927978 , date:  "2015-06-08 13:31:30" },
  { height:  508922 , difficulty:  929326 , date:  "2015-06-08 13:33:17" },
  { height:  508923 , difficulty:  925740 , date:  "2015-06-08 13:33:22" },
  { height:  508924 , difficulty:  927475 , date:  "2015-06-08 13:34:56" },
  { height:  508925 , difficulty:  926213 , date:  "2015-06-08 13:37:40" },
  { height:  508926 , difficulty:  926371 , date:  "2015-06-08 13:37:57" },
  { height:  508927 , difficulty:  925345 , date:  "2015-06-08 13:38:56" },
  { height:  508928 , difficulty:  925592 , date:  "2015-06-08 13:39:03" },
  { height:  508929 , difficulty:  925869 , date:  "2015-06-08 13:41:01" },
  { height:  508930 , difficulty:  925441 , date:  "2015-06-08 13:41:04" },
  { height:  508931 , difficulty:  928197 , date:  "2015-06-08 13:41:06" },
  { height:  508932 , difficulty:  926195 , date:  "2015-06-08 13:41:31" },
  { height:  508933 , difficulty:  923289 , date:  "2015-06-08 13:41:37" },
  { height:  508934 , difficulty:  923264 , date:  "2015-06-08 13:42:55" },
  { height:  508935 , difficulty:  928254 , date:  "2015-06-08 13:43:25" },
  { height:  508936 , difficulty:  921911 , date:  "2015-06-08 13:43:43" },
  { height:  508937 , difficulty:  921793 , date:  "2015-06-08 13:44:14" },
  { height:  508938 , difficulty:  922436 , date:  "2015-06-08 13:44:31" },
  { height:  508939 , difficulty:  923604 , date:  "2015-06-08 13:45:38" },
  { height:  508940 , difficulty:  923377 , date:  "2015-06-08 13:45:51" },
  { height:  508941 , difficulty:  928868 , date:  "2015-06-08 13:47:36" },
  { height:  508942 , difficulty:  925428 , date:  "2015-06-08 13:48:54" },
  { height:  508943 , difficulty:  926502 , date:  "2015-06-08 13:49:39" },
  { height:  508944 , difficulty:  926610 , date:  "2015-06-08 13:50:41" },
  { height:  508945 , difficulty:  926543 , date:  "2015-06-08 13:53:26" },
  { height:  508946 , difficulty:  926590 , date:  "2015-06-08 13:53:30" },
  { height:  508947 , difficulty:  926711 , date:  "2015-06-08 13:53:51" },
  { height:  508948 , difficulty:  927366 , date:  "2015-06-08 13:53:56" },
  { height:  508949 , difficulty:  926352 , date:  "2015-06-08 13:55:01" },
  { height:  508950 , difficulty:  925774 , date:  "2015-06-08 13:55:26" },
  { height:  508951 , difficulty:  926933 , date:  "2015-06-08 13:57:21" },
  { height:  508952 , difficulty:  928731 , date:  "2015-06-08 13:58:46" },
  { height:  508953 , difficulty:  928708 , date:  "2015-06-08 13:58:48" },
  { height:  508954 , difficulty:  926307 , date:  "2015-06-08 13:59:16" },
  { height:  508955 , difficulty:  924275 , date:  "2015-06-08 14:00:13" },
  { height:  508956 , difficulty:  926316 , date:  "2015-06-08 14:02:31" },
  { height:  508957 , difficulty:  924162 , date:  "2015-06-08 14:04:07" },
  { height:  508958 , difficulty:  926131 , date:  "2015-06-08 14:04:11" },
  { height:  508959 , difficulty:  926803 , date:  "2015-06-08 14:04:18" },
  { height:  508960 , difficulty:  927141 , date:  "2015-06-08 14:04:26" },
  { height:  508961 , difficulty:  927114 , date:  "2015-06-08 14:06:18" },
  { height:  508962 , difficulty:  925833 , date:  "2015-06-08 14:08:04" },
  { height:  508963 , difficulty:  932743 , date:  "2015-06-08 14:08:06" },
  { height:  508964 , difficulty:  931179 , date:  "2015-06-08 14:10:02" },
  { height:  508965 , difficulty:  932068 , date:  "2015-06-08 14:10:08" },
  { height:  508966 , difficulty:  933005 , date:  "2015-06-08 14:12:20" },
  { height:  508967 , difficulty:  933795 , date:  "2015-06-08 14:13:22" },
  { height:  508968 , difficulty:  932982 , date:  "2015-06-08 14:13:26" },
  { height:  508969 , difficulty:  930250 , date:  "2015-06-08 14:15:19" },
  { height:  508970 , difficulty:  933195 , date:  "2015-06-08 14:15:24" },
  { height:  508971 , difficulty:  935352 , date:  "2015-06-08 14:16:43" },
  { height:  508972 , difficulty:  935491 , date:  "2015-06-08 14:17:38" },
  { height:  508973 , difficulty:  937711 , date:  "2015-06-08 14:18:08" },
  { height:  508974 , difficulty:  928553 , date:  "2015-06-08 14:18:28" },
  { height:  508975 , difficulty:  928602 , date:  "2015-06-08 14:18:34" },
  { height:  508976 , difficulty:  928119 , date:  "2015-06-08 14:18:57" },
  { height:  508977 , difficulty:  931679 , date:  "2015-06-08 14:21:44" },
  { height:  508978 , difficulty:  931872 , date:  "2015-06-08 14:21:56" },
  { height:  508979 , difficulty:  931513 , date:  "2015-06-08 14:23:15" },
  { height:  508980 , difficulty:  930903 , date:  "2015-06-08 14:25:44" },
  { height:  508981 , difficulty:  930929 , date:  "2015-06-08 14:26:47" },
  { height:  508982 , difficulty:  934931 , date:  "2015-06-08 14:26:50" },
  { height:  508983 , difficulty:  932443 , date:  "2015-06-08 14:27:08" },
  { height:  508984 , difficulty:  931109 , date:  "2015-06-08 14:27:27" },
  { height:  508985 , difficulty:  932865 , date:  "2015-06-08 14:28:01" },
  { height:  508986 , difficulty:  929343 , date:  "2015-06-08 14:28:54" },
  { height:  508987 , difficulty:  923771 , date:  "2015-06-08 14:29:36" },
  { height:  508988 , difficulty:  922911 , date:  "2015-06-08 14:30:21" },
  { height:  508989 , difficulty:  923163 , date:  "2015-06-08 14:32:12" },
  { height:  508990 , difficulty:  924505 , date:  "2015-06-08 14:32:18" },
  { height:  508991 , difficulty:  923025 , date:  "2015-06-08 14:32:53" },
  { height:  508992 , difficulty:  924900 , date:  "2015-06-08 14:33:31" },
  { height:  508993 , difficulty:  923257 , date:  "2015-06-08 14:33:36" },
  { height:  508994 , difficulty:  928728 , date:  "2015-06-08 14:34:06" },
  { height:  508995 , difficulty:  926184 , date:  "2015-06-08 14:34:11" },
  { height:  508996 , difficulty:  928159 , date:  "2015-06-08 14:35:30" },
  { height:  508997 , difficulty:  922516 , date:  "2015-06-08 14:36:59" },
  { height:  508998 , difficulty:  921245 , date:  "2015-06-08 14:37:06" },
  { height:  508999 , difficulty:  925511 , date:  "2015-06-08 14:37:32" },
  { height:  509000 , difficulty:  924784 , date:  "2015-06-08 14:38:58" },
  { height:  509001 , difficulty:  920947 , date:  "2015-06-08 14:40:23" },
  { height:  509002 , difficulty:  920609 , date:  "2015-06-08 14:41:39" },
  { height:  509003 , difficulty:  919860 , date:  "2015-06-08 14:42:23" },
  { height:  509004 , difficulty:  924089 , date:  "2015-06-08 14:43:06" },
  { height:  509005 , difficulty:  921238 , date:  "2015-06-08 14:43:36" },
  { height:  509006 , difficulty:  926863 , date:  "2015-06-08 14:46:13" },
  { height:  509007 , difficulty:  926763 , date:  "2015-06-08 14:47:01" },
  { height:  509008 , difficulty:  928046 , date:  "2015-06-08 14:48:44" },
  { height:  509009 , difficulty:  930307 , date:  "2015-06-08 14:49:33" },
  { height:  509010 , difficulty:  928652 , date:  "2015-06-08 14:52:38" },
  { height:  509011 , difficulty:  928825 , date:  "2015-06-08 14:53:27" },
  { height:  509012 , difficulty:  931834 , date:  "2015-06-08 14:53:31" },
  { height:  509013 , difficulty:  933104 , date:  "2015-06-08 14:55:05" },
  { height:  509014 , difficulty:  932718 , date:  "2015-06-08 14:55:38" },
  { height:  509015 , difficulty:  931303 , date:  "2015-06-08 14:55:52" },
  { height:  509016 , difficulty:  935766 , date:  "2015-06-08 14:55:56" },
  { height:  509017 , difficulty:  936216 , date:  "2015-06-08 14:56:32" },
  { height:  509018 , difficulty:  936509 , date:  "2015-06-08 14:59:15" },
  { height:  509019 , difficulty:  936807 , date:  "2015-06-08 15:00:03" },
  { height:  509020 , difficulty:  935611 , date:  "2015-06-08 15:01:45" },
  { height:  509021 , difficulty:  933391 , date:  "2015-06-08 15:02:16" },
  { height:  509022 , difficulty:  933231 , date:  "2015-06-08 15:02:22" },
  { height:  509023 , difficulty:  934556 , date:  "2015-06-08 15:02:31" },
  { height:  509024 , difficulty:  934422 , date:  "2015-06-08 15:02:51" },
  { height:  509025 , difficulty:  933510 , date:  "2015-06-08 15:03:52" },
  { height:  509026 , difficulty:  934746 , date:  "2015-06-08 15:03:56" },
  { height:  509027 , difficulty:  932176 , date:  "2015-06-08 15:04:16" },
  { height:  509028 , difficulty:  936351 , date:  "2015-06-08 15:05:46" },
  { height:  509029 , difficulty:  938716 , date:  "2015-06-08 15:07:47" },
  { height:  509030 , difficulty:  937928 , date:  "2015-06-08 15:12:58" },
  { height:  509031 , difficulty:  937782 , date:  "2015-06-08 15:14:42" },
  { height:  509032 , difficulty:  938290 , date:  "2015-06-08 15:14:43" },
  { height:  509033 , difficulty:  939096 , date:  "2015-06-08 15:15:52" },
  { height:  509034 , difficulty:  939209 , date:  "2015-06-08 15:16:25" },
  { height:  509035 , difficulty:  938946 , date:  "2015-06-08 15:16:33" },
  { height:  509036 , difficulty:  939939 , date:  "2015-06-08 15:16:48" },
  { height:  509037 , difficulty:  937522 , date:  "2015-06-08 15:17:18" },
  { height:  509038 , difficulty:  935527 , date:  "2015-06-08 15:17:23" },
  { height:  509039 , difficulty:  935560 , date:  "2015-06-08 15:17:29" },
  { height:  509040 , difficulty:  933080 , date:  "2015-06-08 15:18:15" },
  { height:  509041 , difficulty:  936318 , date:  "2015-06-08 15:19:42" },
  { height:  509042 , difficulty:  938079 , date:  "2015-06-08 15:19:47" },
  { height:  509043 , difficulty:  936863 , date:  "2015-06-08 15:20:32" },
  { height:  509044 , difficulty:  936675 , date:  "2015-06-08 15:21:18" },
  { height:  509045 , difficulty:  934059 , date:  "2015-06-08 15:21:52" },
  { height:  509046 , difficulty:  936362 , date:  "2015-06-08 15:22:11" },
  { height:  509047 , difficulty:  934403 , date:  "2015-06-08 15:24:32" },
  { height:  509048 , difficulty:  933718 , date:  "2015-06-08 15:24:42" },
  { height:  509049 , difficulty:  934310 , date:  "2015-06-08 15:25:03" },
  { height:  509050 , difficulty:  933691 , date:  "2015-06-08 15:26:11" },
  { height:  509051 , difficulty:  933547 , date:  "2015-06-08 15:26:25" },
  { height:  509052 , difficulty:  943340 , date:  "2015-06-08 15:26:29" },
  { height:  509053 , difficulty:  942768 , date:  "2015-06-08 15:26:51" },
  { height:  509054 , difficulty:  942399 , date:  "2015-06-08 15:27:16" },
  { height:  509055 , difficulty:  945383 , date:  "2015-06-08 15:28:12" },
  { height:  509056 , difficulty:  942263 , date:  "2015-06-08 15:30:05" },
  { height:  509057 , difficulty:  943490 , date:  "2015-06-08 15:30:39" },
  { height:  509058 , difficulty:  945423 , date:  "2015-06-08 15:31:07" },
  { height:  509059 , difficulty:  945696 , date:  "2015-06-08 15:31:23" },
  { height:  509060 , difficulty:  945581 , date:  "2015-06-08 15:31:29" },
  { height:  509061 , difficulty:  944734 , date:  "2015-06-08 15:31:30" },
  { height:  509062 , difficulty:  945457 , date:  "2015-06-08 15:33:11" },
  { height:  509063 , difficulty:  944256 , date:  "2015-06-08 15:33:57" },
  { height:  509064 , difficulty:  944993 , date:  "2015-06-08 15:34:05" },
  { height:  509065 , difficulty:  945600 , date:  "2015-06-08 15:34:19" },
  { height:  509066 , difficulty:  945675 , date:  "2015-06-08 15:34:31" },
  { height:  509067 , difficulty:  944724 , date:  "2015-06-08 15:36:05" },
  { height:  509068 , difficulty:  944624 , date:  "2015-06-08 15:36:23" },
  { height:  509069 , difficulty:  948543 , date:  "2015-06-08 15:36:26" },
  { height:  509070 , difficulty:  948099 , date:  "2015-06-08 15:38:12" },
  { height:  509071 , difficulty:  947857 , date:  "2015-06-08 15:38:17" },
  { height:  509072 , difficulty:  949370 , date:  "2015-06-08 15:40:13" },
  { height:  509073 , difficulty:  950697 , date:  "2015-06-08 15:42:43" },
  { height:  509074 , difficulty:  950423 , date:  "2015-06-08 15:43:20" },
  { height:  509075 , difficulty:  951781 , date:  "2015-06-08 15:43:29" },
  { height:  509076 , difficulty:  949466 , date:  "2015-06-08 15:46:10" },
  { height:  509077 , difficulty:  949188 , date:  "2015-06-08 15:46:56" },
  { height:  509078 , difficulty:  950712 , date:  "2015-06-08 15:48:48" },
  { height:  509079 , difficulty:  950167 , date:  "2015-06-08 15:49:53" },
  { height:  509080 , difficulty:  951994 , date:  "2015-06-08 15:50:07" },
  { height:  509081 , difficulty:  951691 , date:  "2015-06-08 15:51:58" },
  { height:  509082 , difficulty:  949647 , date:  "2015-06-08 15:55:48" },
  { height:  509083 , difficulty:  948349 , date:  "2015-06-08 15:58:34" },
  { height:  509084 , difficulty:  949043 , date:  "2015-06-08 15:58:42" },
  { height:  509085 , difficulty:  949953 , date:  "2015-06-08 15:58:59" },
  { height:  509086 , difficulty:  947168 , date:  "2015-06-08 15:59:37" },
  { height:  509087 , difficulty:  945859 , date:  "2015-06-08 16:03:23" },
  { height:  509088 , difficulty:  946642 , date:  "2015-06-08 16:03:43" },
  { height:  509089 , difficulty:  945066 , date:  "2015-06-08 16:04:54" },
  { height:  509090 , difficulty:  944568 , date:  "2015-06-08 16:05:09" },
  { height:  509091 , difficulty:  946650 , date:  "2015-06-08 16:08:09" },
  { height:  509092 , difficulty:  947082 , date:  "2015-06-08 16:09:43" },
  { height:  509093 , difficulty:  947675 , date:  "2015-06-08 16:09:49" },
  { height:  509094 , difficulty:  945463 , date:  "2015-06-08 16:11:51" },
  { height:  509095 , difficulty:  944185 , date:  "2015-06-08 16:12:14" },
  { height:  509096 , difficulty:  944616 , date:  "2015-06-08 16:12:38" },
  { height:  509097 , difficulty:  944970 , date:  "2015-06-08 16:13:05" },
  { height:  509098 , difficulty:  944862 , date:  "2015-06-08 16:15:14" },
  { height:  509099 , difficulty:  944811 , date:  "2015-06-08 16:15:49" },
  { height:  509100 , difficulty:  944298 , date:  "2015-06-08 16:15:52" },
  { height:  509101 , difficulty:  944501 , date:  "2015-06-08 16:16:00" },
  { height:  509102 , difficulty:  946424 , date:  "2015-06-08 16:16:09" },
  { height:  509103 , difficulty:  945951 , date:  "2015-06-08 16:16:14" },
  { height:  509104 , difficulty:  944260 , date:  "2015-06-08 16:17:01" },
  { height:  509105 , difficulty:  941996 , date:  "2015-06-08 16:18:18" },
  { height:  509106 , difficulty:  934617 , date:  "2015-06-08 16:19:37" },
  { height:  509107 , difficulty:  936885 , date:  "2015-06-08 16:20:07" },
  { height:  509108 , difficulty:  936845 , date:  "2015-06-08 16:20:09" },
  { height:  509109 , difficulty:  936027 , date:  "2015-06-08 16:21:13" },
  { height:  509110 , difficulty:  935387 , date:  "2015-06-08 16:22:10" },
  { height:  509111 , difficulty:  938073 , date:  "2015-06-08 16:25:16" },
  { height:  509112 , difficulty:  937859 , date:  "2015-06-08 16:25:20" },
  { height:  509113 , difficulty:  937563 , date:  "2015-06-08 16:26:33" },
  { height:  509114 , difficulty:  942675 , date:  "2015-06-08 16:31:30" },
  { height:  509115 , difficulty:  942550 , date:  "2015-06-08 16:31:37" },
  { height:  509116 , difficulty:  946137 , date:  "2015-06-08 16:31:58" },
  { height:  509117 , difficulty:  944108 , date:  "2015-06-08 16:34:01" },
  { height:  509118 , difficulty:  944271 , date:  "2015-06-08 16:34:06" },
  { height:  509119 , difficulty:  945434 , date:  "2015-06-08 16:35:29" },
  { height:  509120 , difficulty:  947552 , date:  "2015-06-08 16:37:33" },
  { height:  509121 , difficulty:  950507 , date:  "2015-06-08 16:37:45" },
  { height:  509122 , difficulty:  954642 , date:  "2015-06-08 16:37:50" },
  { height:  509123 , difficulty:  952709 , date:  "2015-06-08 16:38:27" },
  { height:  509124 , difficulty:  952502 , date:  "2015-06-08 16:39:07" },
  { height:  509125 , difficulty:  955178 , date:  "2015-06-08 16:40:40" },
  { height:  509126 , difficulty:  953342 , date:  "2015-06-08 16:42:28" },
  { height:  509127 , difficulty:  962428 , date:  "2015-06-08 16:43:21" },
  { height:  509128 , difficulty:  967605 , date:  "2015-06-08 16:44:12" },
  { height:  509129 , difficulty:  975386 , date:  "2015-06-08 16:45:03" },
  { height:  509130 , difficulty:  977722 , date:  "2015-06-08 16:45:06" },
  { height:  509131 , difficulty:  976610 , date:  "2015-06-08 16:46:43" },
  { height:  509132 , difficulty:  976263 , date:  "2015-06-08 16:46:54" },
  { height:  509133 , difficulty:  976277 , date:  "2015-06-08 16:48:14" },
  { height:  509134 , difficulty:  975578 , date:  "2015-06-08 16:48:18" },
  { height:  509135 , difficulty:  975785 , date:  "2015-06-08 16:48:31" },
  { height:  509136 , difficulty:  976869 , date:  "2015-06-08 16:50:30" },
  { height:  509137 , difficulty:  978943 , date:  "2015-06-08 16:50:59" },
  { height:  509138 , difficulty:  978651 , date:  "2015-06-08 16:52:11" },
  { height:  509139 , difficulty:  979321 , date:  "2015-06-08 16:54:45" },
  { height:  509140 , difficulty:  980296 , date:  "2015-06-08 16:56:18" },
  { height:  509141 , difficulty:  979894 , date:  "2015-06-08 16:58:52" },
  { height:  509142 , difficulty:  980155 , date:  "2015-06-08 16:58:57" },
  { height:  509143 , difficulty:  977678 , date:  "2015-06-08 16:59:37" },
  { height:  509144 , difficulty:  977220 , date:  "2015-06-08 17:01:12" },
  { height:  509145 , difficulty:  978315 , date:  "2015-06-08 17:02:54" },
  { height:  509146 , difficulty:  975525 , date:  "2015-06-08 17:03:27" },
  { height:  509147 , difficulty:  975623 , date:  "2015-06-08 17:04:42" },
  { height:  509148 , difficulty:  974988 , date:  "2015-06-08 17:05:00" },
  { height:  509149 , difficulty:  972256 , date:  "2015-06-08 17:05:03" },
  { height:  509150 , difficulty:  971275 , date:  "2015-06-08 17:05:22" },
  { height:  509151 , difficulty:  974742 , date:  "2015-06-08 17:06:38" },
  { height:  509152 , difficulty:  970443 , date:  "2015-06-08 17:07:20" },
  { height:  509153 , difficulty:  969208 , date:  "2015-06-08 17:08:12" },
  { height:  509154 , difficulty:  968281 , date:  "2015-06-08 17:08:17" },
  { height:  509155 , difficulty:  973415 , date:  "2015-06-08 17:08:25" },
  { height:  509156 , difficulty:  973033 , date:  "2015-06-08 17:09:26" },
  { height:  509157 , difficulty:  971118 , date:  "2015-06-08 17:10:44" },
  { height:  509158 , difficulty:  964999 , date:  "2015-06-08 17:11:31" },
  { height:  509159 , difficulty:  963701 , date:  "2015-06-08 17:12:34" },
  { height:  509160 , difficulty:  963617 , date:  "2015-06-08 17:12:40" },
  { height:  509161 , difficulty:  971860 , date:  "2015-06-08 17:12:58" },
  { height:  509162 , difficulty:  972018 , date:  "2015-06-08 17:13:03" },
  { height:  509163 , difficulty:  966070 , date:  "2015-06-08 17:13:17" },
  { height:  509164 , difficulty:  965657 , date:  "2015-06-08 17:15:28" },
  { height:  509165 , difficulty:  970944 , date:  "2015-06-08 17:15:40" },
  { height:  509166 , difficulty:  971114 , date:  "2015-06-08 17:15:44" },
  { height:  509167 , difficulty:  969137 , date:  "2015-06-08 17:16:08" },
  { height:  509168 , difficulty:  968142 , date:  "2015-06-08 17:16:58" },
  { height:  509169 , difficulty:  968069 , date:  "2015-06-08 17:19:40" },
  { height:  509170 , difficulty:  965161 , date:  "2015-06-08 17:20:25" },
  { height:  509171 , difficulty:  966618 , date:  "2015-06-08 17:20:13" },
  { height:  509172 , difficulty:  966274 , date:  "2015-06-08 17:20:20" },
  { height:  509173 , difficulty:  966446 , date:  "2015-06-08 17:20:45" },
  { height:  509174 , difficulty:  964967 , date:  "2015-06-08 17:21:01" },
  { height:  509175 , difficulty:  970326 , date:  "2015-06-08 17:21:08" },
  { height:  509176 , difficulty:  972864 , date:  "2015-06-08 17:23:04" },
  { height:  509177 , difficulty:  972677 , date:  "2015-06-08 17:23:22" },
  { height:  509178 , difficulty:  974246 , date:  "2015-06-08 17:23:15" },
  { height:  509179 , difficulty:  977306 , date:  "2015-06-08 17:24:02" },
  { height:  509180 , difficulty:  978433 , date:  "2015-06-08 17:25:18" },
  { height:  509181 , difficulty:  976595 , date:  "2015-06-08 17:26:11" },
  { height:  509182 , difficulty:  974367 , date:  "2015-06-08 17:27:10" },
  { height:  509183 , difficulty:  973557 , date:  "2015-06-08 17:30:46" },
  { height:  509184 , difficulty:  974719 , date:  "2015-06-08 17:31:36" },
  { height:  509185 , difficulty:  973192 , date:  "2015-06-08 17:31:43" },
  { height:  509186 , difficulty:  975205 , date:  "2015-06-08 17:31:57" },
  { height:  509187 , difficulty:  970376 , date:  "2015-06-08 17:32:17" },
  { height:  509188 , difficulty:  971811 , date:  "2015-06-08 17:32:22" },
  { height:  509189 , difficulty:  971112 , date:  "2015-06-08 17:34:17" },
  { height:  509190 , difficulty:  964417 , date:  "2015-06-08 17:35:17" },
  { height:  509191 , difficulty:  964278 , date:  "2015-06-08 17:35:18" },
  { height:  509192 , difficulty:  964313 , date:  "2015-06-08 17:36:45" },
  { height:  509193 , difficulty:  961685 , date:  "2015-06-08 17:38:25" },
  { height:  509194 , difficulty:  964427 , date:  "2015-06-08 17:40:28" },
  { height:  509195 , difficulty:  962232 , date:  "2015-06-08 17:41:53" },
  { height:  509196 , difficulty:  959281 , date:  "2015-06-08 17:43:34" },
  { height:  509197 , difficulty:  960482 , date:  "2015-06-08 17:43:38" },
  { height:  509198 , difficulty:  961326 , date:  "2015-06-08 17:46:10" },
  { height:  509199 , difficulty:  961687 , date:  "2015-06-08 17:47:22" },
  { height:  509200 , difficulty:  962326 , date:  "2015-06-08 17:51:17" },
  { height:  509201 , difficulty:  959897 , date:  "2015-06-08 17:54:03" },
  { height:  509202 , difficulty:  957359 , date:  "2015-06-08 17:54:29" },
  { height:  509203 , difficulty:  961701 , date:  "2015-06-08 17:56:25" },
  { height:  509204 , difficulty:  960884 , date:  "2015-06-08 17:58:18" },
  { height:  509205 , difficulty:  959935 , date:  "2015-06-08 17:59:03" },
  { height:  509206 , difficulty:  960542 , date:  "2015-06-08 18:01:59" },
  { height:  509207 , difficulty:  958103 , date:  "2015-06-08 18:02:39" },
  { height:  509208 , difficulty:  961103 , date:  "2015-06-08 18:03:44" },
  { height:  509209 , difficulty:  960609 , date:  "2015-06-08 18:04:35" },
  { height:  509210 , difficulty:  962412 , date:  "2015-06-08 18:04:53" },
  { height:  509211 , difficulty:  962208 , date:  "2015-06-08 18:04:57" },
  { height:  509212 , difficulty:  961291 , date:  "2015-06-08 18:05:14" },
  { height:  509213 , difficulty:  960651 , date:  "2015-06-08 18:05:37" },
  { height:  509214 , difficulty:  959320 , date:  "2015-06-08 18:05:59" },
  { height:  509215 , difficulty:  957173 , date:  "2015-06-08 18:09:13" },
  { height:  509216 , difficulty:  955588 , date:  "2015-06-08 18:10:04" },
  { height:  509217 , difficulty:  953901 , date:  "2015-06-08 18:10:32" },
  { height:  509218 , difficulty:  955885 , date:  "2015-06-08 18:11:42" },
  { height:  509219 , difficulty:  954985 , date:  "2015-06-08 18:11:46" },
  { height:  509220 , difficulty:  954006 , date:  "2015-06-08 18:13:17" },
  { height:  509221 , difficulty:  953684 , date:  "2015-06-08 18:13:19" },
  { height:  509222 , difficulty:  952903 , date:  "2015-06-08 18:13:44" },
  { height:  509223 , difficulty:  953912 , date:  "2015-06-08 18:13:52" },
  { height:  509224 , difficulty:  955745 , date:  "2015-06-08 18:15:01" },
  { height:  509225 , difficulty:  955777 , date:  "2015-06-08 18:15:26" },
  { height:  509226 , difficulty:  955410 , date:  "2015-06-08 18:17:57" },
  { height:  509227 , difficulty:  953572 , date:  "2015-06-08 18:18:00" },
  { height:  509228 , difficulty:  953680 , date:  "2015-06-08 18:22:50" },
  { height:  509229 , difficulty:  953121 , date:  "2015-06-08 18:23:50" },
  { height:  509230 , difficulty:  955384 , date:  "2015-06-08 18:26:14" },
  { height:  509231 , difficulty:  963960 , date:  "2015-06-08 18:26:15" },
  { height:  509232 , difficulty:  962467 , date:  "2015-06-08 18:26:43" },
  { height:  509233 , difficulty:  962020 , date:  "2015-06-08 18:26:49" },
  { height:  509234 , difficulty:  960812 , date:  "2015-06-08 18:28:27" },
  { height:  509235 , difficulty:  962178 , date:  "2015-06-08 18:28:45" },
  { height:  509236 , difficulty:  963679 , date:  "2015-06-08 18:29:34" },
  { height:  509237 , difficulty:  966231 , date:  "2015-06-08 18:31:37" },
  { height:  509238 , difficulty:  967276 , date:  "2015-06-08 18:32:38" },
  { height:  509239 , difficulty:  966903 , date:  "2015-06-08 18:34:10" },
  { height:  509240 , difficulty:  965141 , date:  "2015-06-08 18:34:40" },
  { height:  509241 , difficulty:  968214 , date:  "2015-06-08 18:36:52" },
  { height:  509242 , difficulty:  968474 , date:  "2015-06-08 18:37:59" },
  { height:  509243 , difficulty:  973405 , date:  "2015-06-08 18:37:49" },
  { height:  509244 , difficulty:  973526 , date:  "2015-06-08 18:38:44" },
  { height:  509245 , difficulty:  973861 , date:  "2015-06-08 18:38:19" },
  { height:  509246 , difficulty:  973038 , date:  "2015-06-08 18:39:21" },
  { height:  509247 , difficulty:  976650 , date:  "2015-06-08 18:39:57" },
  { height:  509248 , difficulty:  977674 , date:  "2015-06-08 18:40:19" },
  { height:  509249 , difficulty:  977150 , date:  "2015-06-08 18:40:36" },
  { height:  509250 , difficulty:  976904 , date:  "2015-06-08 18:40:51" },
  { height:  509251 , difficulty:  977395 , date:  "2015-06-08 18:42:23" },
  { height:  509252 , difficulty:  974937 , date:  "2015-06-08 18:44:57" },
  { height:  509253 , difficulty:  974744 , date:  "2015-06-08 18:49:53" },
  { height:  509254 , difficulty:  976900 , date:  "2015-06-08 18:50:15" },
  { height:  509255 , difficulty:  976248 , date:  "2015-06-08 18:51:25" },
  { height:  509256 , difficulty:  974528 , date:  "2015-06-08 18:52:27" },
  { height:  509257 , difficulty:  974046 , date:  "2015-06-08 18:54:39" },
  { height:  509258 , difficulty:  973585 , date:  "2015-06-08 18:55:17" },
  { height:  509259 , difficulty:  967774 , date:  "2015-06-08 18:58:30" },
  { height:  509260 , difficulty:  972250 , date:  "2015-06-08 18:58:33" },
  { height:  509261 , difficulty:  977317 , date:  "2015-06-08 18:58:38" },
  { height:  509262 , difficulty:  979100 , date:  "2015-06-08 18:58:59" },
  { height:  509263 , difficulty:  979490 , date:  "2015-06-08 18:59:19" },
  { height:  509264 , difficulty:  979428 , date:  "2015-06-08 19:05:14" },
  { height:  509265 , difficulty:  976481 , date:  "2015-06-08 19:05:15" },
  { height:  509266 , difficulty:  977982 , date:  "2015-06-08 19:05:53" },
  { height:  509267 , difficulty:  979346 , date:  "2015-06-08 19:06:34" },
  { height:  509268 , difficulty:  981683 , date:  "2015-06-08 19:06:39" },
  { height:  509269 , difficulty:  981673 , date:  "2015-06-08 19:08:58" },
  { height:  509270 , difficulty:  979861 , date:  "2015-06-08 19:11:53" },
  { height:  509271 , difficulty:  978405 , date:  "2015-06-08 19:13:14" },
  { height:  509272 , difficulty:  977241 , date:  "2015-06-08 19:13:19" },
  { height:  509273 , difficulty:  979603 , date:  "2015-06-08 19:13:45" },
  { height:  509274 , difficulty:  976832 , date:  "2015-06-08 19:13:47" },
  { height:  509275 , difficulty:  975676 , date:  "2015-06-08 19:14:09" },
  { height:  509276 , difficulty:  969241 , date:  "2015-06-08 19:15:46" },
  { height:  509277 , difficulty:  972002 , date:  "2015-06-08 19:15:50" },
  { height:  509278 , difficulty:  971289 , date:  "2015-06-08 19:19:52" },
  { height:  509279 , difficulty:  968494 , date:  "2015-06-08 19:20:01" },
  { height:  509280 , difficulty:  966471 , date:  "2015-06-08 19:20:54" },
  { height:  509281 , difficulty:  965853 , date:  "2015-06-08 19:20:58" },
  { height:  509282 , difficulty:  961094 , date:  "2015-06-08 19:23:47" },
  { height:  509283 , difficulty:  964860 , date:  "2015-06-08 19:24:01" },
  { height:  509284 , difficulty:  965668 , date:  "2015-06-08 19:28:08" },
  { height:  509285 , difficulty:  964412 , date:  "2015-06-08 19:28:13" },
  { height:  509286 , difficulty:  965233 , date:  "2015-06-08 19:28:38" },
  { height:  509287 , difficulty:  965650 , date:  "2015-06-08 19:32:51" },
  { height:  509288 , difficulty:  967641 , date:  "2015-06-08 19:32:56" },
  { height:  509289 , difficulty:  967053 , date:  "2015-06-08 19:33:10" },
  { height:  509290 , difficulty:  972868 , date:  "2015-06-08 19:34:51" },
  { height:  509291 , difficulty:  968496 , date:  "2015-06-08 19:34:56" },
  { height:  509292 , difficulty:  968820 , date:  "2015-06-08 19:35:01" },
  { height:  509293 , difficulty:  968104 , date:  "2015-06-08 19:35:28" },
  { height:  509294 , difficulty:  967125 , date:  "2015-06-08 19:39:43" },
  { height:  509295 , difficulty:  970663 , date:  "2015-06-08 19:39:47" },
  { height:  509296 , difficulty:  968232 , date:  "2015-06-08 19:39:50" },
  { height:  509297 , difficulty:  968886 , date:  "2015-06-08 19:41:48" },
  { height:  509298 , difficulty:  968856 , date:  "2015-06-08 19:41:56" },
  { height:  509299 , difficulty:  971675 , date:  "2015-06-08 19:42:20" },
  { height:  509300 , difficulty:  970564 , date:  "2015-06-08 19:44:20" },
  { height:  509301 , difficulty:  971284 , date:  "2015-06-08 19:45:29" },
  { height:  509302 , difficulty:  967498 , date:  "2015-06-08 19:47:47" },
  { height:  509303 , difficulty:  967443 , date:  "2015-06-08 19:48:01" },
  { height:  509304 , difficulty:  959864 , date:  "2015-06-08 19:48:46" },
  { height:  509305 , difficulty:  959756 , date:  "2015-06-08 19:49:25" },
  { height:  509306 , difficulty:  955978 , date:  "2015-06-08 19:52:17" },
  { height:  509307 , difficulty:  956757 , date:  "2015-06-08 19:52:42" },
  { height:  509308 , difficulty:  959028 , date:  "2015-06-08 19:53:18" },
  { height:  509309 , difficulty:  959269 , date:  "2015-06-08 19:53:24" },
  { height:  509310 , difficulty:  956947 , date:  "2015-06-08 19:53:53" },
  { height:  509311 , difficulty:  956761 , date:  "2015-06-08 19:54:52" },
  { height:  509312 , difficulty:  956311 , date:  "2015-06-08 19:54:56" },
  { height:  509313 , difficulty:  953170 , date:  "2015-06-08 19:55:09" },
  { height:  509314 , difficulty:  952472 , date:  "2015-06-08 19:55:34" },
  { height:  509315 , difficulty:  952349 , date:  "2015-06-08 19:57:16" },
  { height:  509316 , difficulty:  954313 , date:  "2015-06-08 19:57:43" },
  { height:  509317 , difficulty:  952560 , date:  "2015-06-08 19:58:50" },
  { height:  509318 , difficulty:  951073 , date:  "2015-06-08 19:59:58" },
  { height:  509319 , difficulty:  951657 , date:  "2015-06-08 20:00:05" },
  { height:  509320 , difficulty:  952085 , date:  "2015-06-08 20:00:48" },
  { height:  509321 , difficulty:  952415 , date:  "2015-06-08 20:02:47" },
  { height:  509322 , difficulty:  957410 , date:  "2015-06-08 20:02:53" },
  { height:  509323 , difficulty:  964811 , date:  "2015-06-08 20:03:16" },
  { height:  509324 , difficulty:  964341 , date:  "2015-06-08 20:03:45" },
  { height:  509325 , difficulty:  964547 , date:  "2015-06-08 20:06:23" },
  { height:  509326 , difficulty:  964450 , date:  "2015-06-08 20:07:11" },
  { height:  509327 , difficulty:  963263 , date:  "2015-06-08 20:07:43" },
  { height:  509328 , difficulty:  962748 , date:  "2015-06-08 20:08:19" },
  { height:  509329 , difficulty:  954965 , date:  "2015-06-08 20:08:47" },
  { height:  509330 , difficulty:  954968 , date:  "2015-06-08 20:08:58" },
  { height:  509331 , difficulty:  955526 , date:  "2015-06-08 20:09:36" },
  { height:  509332 , difficulty:  954170 , date:  "2015-06-08 20:09:38" },
  { height:  509333 , difficulty:  951261 , date:  "2015-06-08 20:12:24" },
  { height:  509334 , difficulty:  952464 , date:  "2015-06-08 20:12:28" },
  { height:  509335 , difficulty:  952602 , date:  "2015-06-08 20:13:05" },
  { height:  509336 , difficulty:  953656 , date:  "2015-06-08 20:16:42" },
  { height:  509337 , difficulty:  954252 , date:  "2015-06-08 20:16:46" },
  { height:  509338 , difficulty:  955301 , date:  "2015-06-08 20:16:54" },
  { height:  509339 , difficulty:  955846 , date:  "2015-06-08 20:17:34" },
  { height:  509340 , difficulty:  951468 , date:  "2015-06-08 20:19:39" },
  { height:  509341 , difficulty:  951497 , date:  "2015-06-08 20:20:03" },
  { height:  509342 , difficulty:  956217 , date:  "2015-06-08 20:23:07" },
  { height:  509343 , difficulty:  955377 , date:  "2015-06-08 20:23:25" },
  { height:  509344 , difficulty:  957444 , date:  "2015-06-08 20:24:13" },
  { height:  509345 , difficulty:  953855 , date:  "2015-06-08 20:24:29" },
  { height:  509346 , difficulty:  950210 , date:  "2015-06-08 20:25:08" },
  { height:  509347 , difficulty:  949387 , date:  "2015-06-08 20:25:12" },
  { height:  509348 , difficulty:  952640 , date:  "2015-06-08 20:26:45" },
  { height:  509349 , difficulty:  952006 , date:  "2015-06-08 20:26:22" },
  { height:  509350 , difficulty:  952000 , date:  "2015-06-08 20:27:18" },
  { height:  509351 , difficulty:  953207 , date:  "2015-06-08 20:26:43" },
  { height:  509352 , difficulty:  950842 , date:  "2015-06-08 20:27:25" },
  { height:  509353 , difficulty:  952367 , date:  "2015-06-08 20:29:21" },
  { height:  509354 , difficulty:  946099 , date:  "2015-06-08 20:29:35" },
  { height:  509355 , difficulty:  947465 , date:  "2015-06-08 20:31:12" },
  { height:  509356 , difficulty:  953915 , date:  "2015-06-08 20:31:14" },
  { height:  509357 , difficulty:  954647 , date:  "2015-06-08 20:31:21" },
  { height:  509358 , difficulty:  952983 , date:  "2015-06-08 20:32:17" },
  { height:  509359 , difficulty:  953963 , date:  "2015-06-08 20:33:25" },
  { height:  509360 , difficulty:  948573 , date:  "2015-06-08 20:34:12" },
  { height:  509361 , difficulty:  948525 , date:  "2015-06-08 20:34:14" },
  { height:  509362 , difficulty:  949840 , date:  "2015-06-08 20:34:38" },
  { height:  509363 , difficulty:  945584 , date:  "2015-06-08 20:35:25" },
  { height:  509364 , difficulty:  946809 , date:  "2015-06-08 20:35:49" },
  { height:  509365 , difficulty:  948638 , date:  "2015-06-08 20:37:49" },
  { height:  509366 , difficulty:  946125 , date:  "2015-06-08 20:40:07" },
  { height:  509367 , difficulty:  946556 , date:  "2015-06-08 20:40:14" },
  { height:  509368 , difficulty:  948609 , date:  "2015-06-08 20:41:20" },
  { height:  509369 , difficulty:  947994 , date:  "2015-06-08 20:42:59" },
  { height:  509370 , difficulty:  941691 , date:  "2015-06-08 20:44:30" },
  { height:  509371 , difficulty:  942096 , date:  "2015-06-08 20:44:05" },
  { height:  509372 , difficulty:  944648 , date:  "2015-06-08 20:44:56" },
  { height:  509373 , difficulty:  941632 , date:  "2015-06-08 20:45:38" },
  { height:  509374 , difficulty:  942991 , date:  "2015-06-08 20:49:08" },
  { height:  509375 , difficulty:  944141 , date:  "2015-06-08 20:49:11" },
  { height:  509376 , difficulty:  942570 , date:  "2015-06-08 20:49:12" },
  { height:  509377 , difficulty:  944161 , date:  "2015-06-08 20:49:16" },
  { height:  509378 , difficulty:  940622 , date:  "2015-06-08 20:51:09" },
  { height:  509379 , difficulty:  948812 , date:  "2015-06-08 20:51:31" },
  { height:  509380 , difficulty:  948043 , date:  "2015-06-08 20:51:56" },
  { height:  509381 , difficulty:  947017 , date:  "2015-06-08 20:52:14" },
  { height:  509382 , difficulty:  943307 , date:  "2015-06-08 20:52:53" },
  { height:  509383 , difficulty:  943289 , date:  "2015-06-08 20:57:02" },
  { height:  509384 , difficulty:  944394 , date:  "2015-06-08 20:57:06" },
  { height:  509385 , difficulty:  945684 , date:  "2015-06-08 21:00:35" },
  { height:  509386 , difficulty:  945903 , date:  "2015-06-08 21:00:43" },
  { height:  509387 , difficulty:  945754 , date:  "2015-06-08 21:00:45" },
  { height:  509388 , difficulty:  945678 , date:  "2015-06-08 21:05:06" },
  { height:  509389 , difficulty:  945413 , date:  "2015-06-08 21:05:26" },
  { height:  509390 , difficulty:  944757 , date:  "2015-06-08 21:05:29" },
  { height:  509391 , difficulty:  942679 , date:  "2015-06-08 21:05:32" },
  { height:  509392 , difficulty:  942840 , date:  "2015-06-08 21:05:53" },
  { height:  509393 , difficulty:  943908 , date:  "2015-06-08 21:06:38" },
  { height:  509394 , difficulty:  942355 , date:  "2015-06-08 21:08:30" },
  { height:  509395 , difficulty:  946389 , date:  "2015-06-08 21:08:34" },
  { height:  509396 , difficulty:  947755 , date:  "2015-06-08 21:09:49" },
  { height:  509397 , difficulty:  946035 , date:  "2015-06-08 21:10:14" },
  { height:  509398 , difficulty:  945900 , date:  "2015-06-08 21:11:15" },
  { height:  509399 , difficulty:  946232 , date:  "2015-06-08 21:12:39" },
  { height:  509400 , difficulty:  948443 , date:  "2015-06-08 21:12:45" },
  { height:  509401 , difficulty:  944329 , date:  "2015-06-08 21:14:20" },
  { height:  509402 , difficulty:  944134 , date:  "2015-06-08 21:14:21" },
  { height:  509403 , difficulty:  943730 , date:  "2015-06-08 21:14:29" },
  { height:  509404 , difficulty:  943381 , date:  "2015-06-08 21:14:40" },
  { height:  509405 , difficulty:  942596 , date:  "2015-06-08 21:14:49" },
  { height:  509406 , difficulty:  943158 , date:  "2015-06-08 21:16:37" },
  { height:  509407 , difficulty:  942687 , date:  "2015-06-08 21:16:41" },
  { height:  509408 , difficulty:  945983 , date:  "2015-06-08 21:17:44" },
  { height:  509409 , difficulty:  944639 , date:  "2015-06-08 21:19:20" },
  { height:  509410 , difficulty:  947292 , date:  "2015-06-08 21:19:21" },
  { height:  509411 , difficulty:  946455 , date:  "2015-06-08 21:19:34" },
  { height:  509412 , difficulty:  944449 , date:  "2015-06-08 21:20:00" },
  { height:  509413 , difficulty:  945444 , date:  "2015-06-08 21:20:21" },
  { height:  509414 , difficulty:  945266 , date:  "2015-06-08 21:20:26" },
  { height:  509415 , difficulty:  947313 , date:  "2015-06-08 21:22:37" },
  { height:  509416 , difficulty:  944865 , date:  "2015-06-08 21:23:02" },
  { height:  509417 , difficulty:  944609 , date:  "2015-06-08 21:23:49" },
  { height:  509418 , difficulty:  942808 , date:  "2015-06-08 21:25:06" },
  { height:  509419 , difficulty:  943577 , date:  "2015-06-08 21:26:33" },
  { height:  509420 , difficulty:  942768 , date:  "2015-06-08 21:27:02" },
  { height:  509421 , difficulty:  943588 , date:  "2015-06-08 21:29:23" },
  { height:  509422 , difficulty:  944117 , date:  "2015-06-08 21:31:17" },
  { height:  509423 , difficulty:  947077 , date:  "2015-06-08 21:33:10" },
  { height:  509424 , difficulty:  946899 , date:  "2015-06-08 21:33:29" },
  { height:  509425 , difficulty:  946404 , date:  "2015-06-08 21:34:24" },
  { height:  509426 , difficulty:  946721 , date:  "2015-06-08 21:34:27" },
  { height:  509427 , difficulty:  946179 , date:  "2015-06-08 21:37:20" },
  { height:  509428 , difficulty:  953426 , date:  "2015-06-08 21:39:37" },
  { height:  509429 , difficulty:  950390 , date:  "2015-06-08 21:40:06" },
  { height:  509430 , difficulty:  953080 , date:  "2015-06-08 21:41:27" },
  { height:  509431 , difficulty:  953739 , date:  "2015-06-08 21:42:00" },
  { height:  509432 , difficulty:  962012 , date:  "2015-06-08 21:42:51" },
  { height:  509433 , difficulty:  961817 , date:  "2015-06-08 21:43:53" },
  { height:  509434 , difficulty:  961894 , date:  "2015-06-08 21:46:46" },
  { height:  509435 , difficulty:  961164 , date:  "2015-06-08 21:46:51" },
  { height:  509436 , difficulty:  960021 , date:  "2015-06-08 21:49:55" },
  { height:  509437 , difficulty:  964712 , date:  "2015-06-08 21:50:43" },
  { height:  509438 , difficulty:  964673 , date:  "2015-06-08 21:51:04" },
  { height:  509439 , difficulty:  963896 , date:  "2015-06-08 21:51:51" },
  { height:  509440 , difficulty:  967316 , date:  "2015-06-08 21:51:53" },
  { height:  509441 , difficulty:  966403 , date:  "2015-06-08 21:53:39" },
  { height:  509442 , difficulty:  965429 , date:  "2015-06-08 21:55:10" },
  { height:  509443 , difficulty:  965248 , date:  "2015-06-08 21:55:11" },
  { height:  509444 , difficulty:  965256 , date:  "2015-06-08 21:56:46" },
  { height:  509445 , difficulty:  966816 , date:  "2015-06-08 21:56:47" },
  { height:  509446 , difficulty:  965611 , date:  "2015-06-08 21:58:07" },
  { height:  509447 , difficulty:  965743 , date:  "2015-06-08 21:57:40" },
  { height:  509448 , difficulty:  966595 , date:  "2015-06-08 21:58:23" },
  { height:  509449 , difficulty:  967331 , date:  "2015-06-08 22:00:40" },
  { height:  509450 , difficulty:  962733 , date:  "2015-06-08 22:00:41" },
  { height:  509451 , difficulty:  964233 , date:  "2015-06-08 22:01:51" },
  { height:  509452 , difficulty:  964322 , date:  "2015-06-08 22:01:58" },
  { height:  509453 , difficulty:  964337 , date:  "2015-06-08 22:02:12" },
  { height:  509454 , difficulty:  961876 , date:  "2015-06-08 22:03:34" },
  { height:  509455 , difficulty:  962020 , date:  "2015-06-08 22:03:41" },
  { height:  509456 , difficulty:  961510 , date:  "2015-06-08 22:03:47" },
  { height:  509457 , difficulty:  961755 , date:  "2015-06-08 22:03:54" },
  { height:  509458 , difficulty:  962048 , date:  "2015-06-08 22:05:49" },
  { height:  509459 , difficulty:  955484 , date:  "2015-06-08 22:07:42" },
  { height:  509460 , difficulty:  960093 , date:  "2015-06-08 22:09:44" },
  { height:  509461 , difficulty:  956466 , date:  "2015-06-08 22:10:07" },
  { height:  509462 , difficulty:  956275 , date:  "2015-06-08 22:10:24" },
  { height:  509463 , difficulty:  958900 , date:  "2015-06-08 22:11:32" },
  { height:  509464 , difficulty:  952352 , date:  "2015-06-08 22:11:34" },
  { height:  509465 , difficulty:  953062 , date:  "2015-06-08 22:11:53" },
  { height:  509466 , difficulty:  955744 , date:  "2015-06-08 22:12:23" },
  { height:  509467 , difficulty:  956134 , date:  "2015-06-08 22:12:49" },
  { height:  509468 , difficulty:  956793 , date:  "2015-06-08 22:14:34" },
  { height:  509469 , difficulty:  959340 , date:  "2015-06-08 22:17:32" },
  { height:  509470 , difficulty:  956352 , date:  "2015-06-08 22:18:30" },
  { height:  509471 , difficulty:  956810 , date:  "2015-06-08 22:23:47" },
  { height:  509472 , difficulty:  955106 , date:  "2015-06-08 22:25:32" },
  { height:  509473 , difficulty:  955772 , date:  "2015-06-08 22:26:38" },
  { height:  509474 , difficulty:  955530 , date:  "2015-06-08 22:28:11" },
  { height:  509475 , difficulty:  954489 , date:  "2015-06-08 22:28:16" },
  { height:  509476 , difficulty:  954729 , date:  "2015-06-08 22:30:03" },
  { height:  509477 , difficulty:  956592 , date:  "2015-06-08 22:30:15" },
  { height:  509478 , difficulty:  957706 , date:  "2015-06-08 22:31:16" },
  { height:  509479 , difficulty:  959195 , date:  "2015-06-08 22:34:05" },
  { height:  509480 , difficulty:  962690 , date:  "2015-06-08 22:34:12" },
  { height:  509481 , difficulty:  962399 , date:  "2015-06-08 22:34:26" },
  { height:  509482 , difficulty:  959973 , date:  "2015-06-08 22:34:37" },
  { height:  509483 , difficulty:  973214 , date:  "2015-06-08 22:39:04" },
  { height:  509484 , difficulty:  975930 , date:  "2015-06-08 22:39:08" },
  { height:  509485 , difficulty:  973359 , date:  "2015-06-08 22:41:13" },
  { height:  509486 , difficulty:  975326 , date:  "2015-06-08 22:41:15" },
  { height:  509487 , difficulty:  976208 , date:  "2015-06-08 22:41:36" },
  { height:  509488 , difficulty:  976619 , date:  "2015-06-08 22:44:30" },
  { height:  509489 , difficulty:  976247 , date:  "2015-06-08 22:44:34" },
  { height:  509490 , difficulty:  977858 , date:  "2015-06-08 22:45:01" },
  { height:  509491 , difficulty:  975674 , date:  "2015-06-08 22:49:34" },
  { height:  509492 , difficulty:  975748 , date:  "2015-06-08 22:50:57" },
  { height:  509493 , difficulty:  975485 , date:  "2015-06-08 22:52:19" },
  { height:  509494 , difficulty:  981698 , date:  "2015-06-08 22:53:17" },
  { height:  509495 , difficulty:  979381 , date:  "2015-06-08 22:54:00" },
  { height:  509496 , difficulty:  979679 , date:  "2015-06-08 22:54:03" },
  { height:  509497 , difficulty:  977175 , date:  "2015-06-08 22:54:55" },
  { height:  509498 , difficulty:  976388 , date:  "2015-06-08 22:55:48" },
  { height:  509499 , difficulty:  976193 , date:  "2015-06-08 22:57:04" },
  { height:  509500 , difficulty:  976278 , date:  "2015-06-08 22:59:35" },
  { height:  509501 , difficulty:  974852 , date:  "2015-06-08 23:00:19" },
  { height:  509502 , difficulty:  975629 , date:  "2015-06-08 23:00:20" },
  { height:  509503 , difficulty:  973897 , date:  "2015-06-08 23:00:32" },
  { height:  509504 , difficulty:  970149 , date:  "2015-06-08 23:01:24" },
  { height:  509505 , difficulty:  974340 , date:  "2015-06-08 23:03:08" },
  { height:  509506 , difficulty:  972135 , date:  "2015-06-08 23:03:20" },
  { height:  509507 , difficulty:  978108 , date:  "2015-06-08 23:04:43" },
  { height:  509508 , difficulty:  976748 , date:  "2015-06-08 23:04:49" },
  { height:  509509 , difficulty:  976449 , date:  "2015-06-08 23:06:40" },
  { height:  509510 , difficulty:  975539 , date:  "2015-06-08 23:06:51" },
  { height:  509511 , difficulty:  975661 , date:  "2015-06-08 23:07:28" },
  { height:  509512 , difficulty:  973721 , date:  "2015-06-08 23:09:50" },
  { height:  509513 , difficulty:  972826 , date:  "2015-06-08 23:10:55" },
  { height:  509514 , difficulty:  972816 , date:  "2015-06-08 23:12:34" },
  { height:  509515 , difficulty:  972550 , date:  "2015-06-08 23:12:39" },
  { height:  509516 , difficulty:  973458 , date:  "2015-06-08 23:13:54" },
  { height:  509517 , difficulty:  975818 , date:  "2015-06-08 23:15:01" },
  { height:  509518 , difficulty:  973422 , date:  "2015-06-08 23:15:07" },
  { height:  509519 , difficulty:  975642 , date:  "2015-06-08 23:20:01" },
  { height:  509520 , difficulty:  975241 , date:  "2015-06-08 23:20:04" },
  { height:  509521 , difficulty:  975516 , date:  "2015-06-08 23:20:08" },
  { height:  509522 , difficulty:  978305 , date:  "2015-06-08 23:22:08" },
  { height:  509523 , difficulty:  978378 , date:  "2015-06-08 23:22:11" },
  { height:  509524 , difficulty:  979437 , date:  "2015-06-08 23:23:16" },
  { height:  509525 , difficulty:  976983 , date:  "2015-06-08 23:24:39" },
  { height:  509526 , difficulty:  978277 , date:  "2015-06-08 23:25:26" },
  { height:  509527 , difficulty:  976498 , date:  "2015-06-08 23:25:26" },
  { height:  509528 , difficulty:  976673 , date:  "2015-06-08 23:26:11" },
  { height:  509529 , difficulty:  978947 , date:  "2015-06-08 23:26:48" },
  { height:  509530 , difficulty:  977522 , date:  "2015-06-08 23:29:50" },
  { height:  509531 , difficulty:  980329 , date:  "2015-06-08 23:29:54" },
  { height:  509532 , difficulty:  985023 , date:  "2015-06-08 23:30:05" },
  { height:  509533 , difficulty:  985508 , date:  "2015-06-08 23:30:27" },
  { height:  509534 , difficulty:  982363 , date:  "2015-06-08 23:30:35" },
  { height:  509535 , difficulty:  987461 , date:  "2015-06-08 23:30:46" },
  { height:  509536 , difficulty:  984103 , date:  "2015-06-08 23:30:58" },
  { height:  509537 , difficulty:  983731 , date:  "2015-06-08 23:31:04" },
  { height:  509538 , difficulty:  985287 , date:  "2015-06-08 23:32:24" },
  { height:  509539 , difficulty:  983674 , date:  "2015-06-08 23:34:16" },
  { height:  509540 , difficulty:  984941 , date:  "2015-06-08 23:34:18" },
  { height:  509541 , difficulty:  988439 , date:  "2015-06-08 23:34:31" },
  { height:  509542 , difficulty:  988469 , date:  "2015-06-08 23:34:58" },
  { height:  509543 , difficulty:  988642 , date:  "2015-06-08 23:35:28" },
  { height:  509544 , difficulty:  985878 , date:  "2015-06-08 23:35:32" },
  { height:  509545 , difficulty:  984359 , date:  "2015-06-08 23:36:02" },
  { height:  509546 , difficulty:  982782 , date:  "2015-06-08 23:36:05" },
  { height:  509547 , difficulty:  974157 , date:  "2015-06-08 23:37:20" },
  { height:  509548 , difficulty:  972443 , date:  "2015-06-08 23:37:36" },
  { height:  509549 , difficulty:  971316 , date:  "2015-06-08 23:38:01" },
  { height:  509550 , difficulty:  972016 , date:  "2015-06-08 23:39:55" },
  { height:  509551 , difficulty:  972737 , date:  "2015-06-08 23:39:57" },
  { height:  509552 , difficulty:  969868 , date:  "2015-06-08 23:40:31" },
  { height:  509553 , difficulty:  973333 , date:  "2015-06-08 23:42:13" },
  { height:  509554 , difficulty:  974096 , date:  "2015-06-08 23:42:52" },
  { height:  509555 , difficulty:  969605 , date:  "2015-06-08 23:42:53" },
  { height:  509556 , difficulty:  972114 , date:  "2015-06-08 23:43:25" },
  { height:  509557 , difficulty:  972857 , date:  "2015-06-08 23:43:51" },
  { height:  509558 , difficulty:  972707 , date:  "2015-06-08 23:43:53" },
  { height:  509559 , difficulty:  965563 , date:  "2015-06-08 23:44:39" },
  { height:  509560 , difficulty:  966258 , date:  "2015-06-08 23:46:27" },
  { height:  509561 , difficulty:  964437 , date:  "2015-06-08 23:46:33" },
  { height:  509562 , difficulty:  967999 , date:  "2015-06-08 23:48:10" },
  { height:  509563 , difficulty:  969300 , date:  "2015-06-08 23:48:12" },
  { height:  509564 , difficulty:  964684 , date:  "2015-06-08 23:49:54" },
  { height:  509565 , difficulty:  965374 , date:  "2015-06-08 23:50:08" },
  { height:  509566 , difficulty:  964869 , date:  "2015-06-08 23:50:16" },
  { height:  509567 , difficulty:  959516 , date:  "2015-06-08 23:51:41" },
  { height:  509568 , difficulty:  960332 , date:  "2015-06-08 23:54:50" },
  { height:  509569 , difficulty:  958346 , date:  "2015-06-08 23:58:05" },
  { height:  509570 , difficulty:  957168 , date:  "2015-06-08 23:58:06" },
  { height:  509571 , difficulty:  956310 , date:  "2015-06-08 23:58:42" },
  { height:  509572 , difficulty:  956897 , date:  "2015-06-08 23:59:18" },
  { height:  509573 , difficulty:  966358 , date:  "2015-06-09 00:00:40" },
  { height:  509574 , difficulty:  966381 , date:  "2015-06-09 00:01:04" },
  { height:  509575 , difficulty:  965422 , date:  "2015-06-09 00:01:36" },
  { height:  509576 , difficulty:  963078 , date:  "2015-06-09 00:02:21" },
  { height:  509577 , difficulty:  962148 , date:  "2015-06-09 00:02:24" },
  { height:  509578 , difficulty:  963137 , date:  "2015-06-09 00:03:14" },
  { height:  509579 , difficulty:  963505 , date:  "2015-06-09 00:03:41" },
  { height:  509580 , difficulty:  963514 , date:  "2015-06-09 00:03:46" },
  { height:  509581 , difficulty:  960964 , date:  "2015-06-09 00:04:58" },
  { height:  509582 , difficulty:  964393 , date:  "2015-06-09 00:07:15" },
  { height:  509583 , difficulty:  963695 , date:  "2015-06-09 00:06:37" },
  { height:  509584 , difficulty:  963782 , date:  "2015-06-09 00:07:45" },
  { height:  509585 , difficulty:  966311 , date:  "2015-06-09 00:09:35" },
  { height:  509586 , difficulty:  972842 , date:  "2015-06-09 00:12:15" },
  { height:  509587 , difficulty:  973417 , date:  "2015-06-09 00:12:19" },
  { height:  509588 , difficulty:  969797 , date:  "2015-06-09 00:14:48" },
  { height:  509589 , difficulty:  969179 , date:  "2015-06-09 00:14:50" },
  { height:  509590 , difficulty:  969083 , date:  "2015-06-09 00:14:52" },
  { height:  509591 , difficulty:  969947 , date:  "2015-06-09 00:18:02" },
  { height:  509592 , difficulty:  969794 , date:  "2015-06-09 00:18:55" },
  { height:  509593 , difficulty:  968089 , date:  "2015-06-09 00:18:58" },
  { height:  509594 , difficulty:  971403 , date:  "2015-06-09 00:19:39" },
  { height:  509595 , difficulty:  963799 , date:  "2015-06-09 00:20:18" },
  { height:  509596 , difficulty:  970020 , date:  "2015-06-09 00:20:20" },
  { height:  509597 , difficulty:  972937 , date:  "2015-06-09 00:20:28" },
  { height:  509598 , difficulty:  969859 , date:  "2015-06-09 00:23:20" },
  { height:  509599 , difficulty:  972450 , date:  "2015-06-09 00:24:11" },
  { height:  509600 , difficulty:  975281 , date:  "2015-06-09 00:24:13" },
  { height:  509601 , difficulty:  973539 , date:  "2015-06-09 00:24:17" },
  { height:  509602 , difficulty:  973961 , date:  "2015-06-09 00:24:28" },
  { height:  509603 , difficulty:  974242 , date:  "2015-06-09 00:25:20" },
  { height:  509604 , difficulty:  976354 , date:  "2015-06-09 00:25:49" },
  { height:  509605 , difficulty:  975501 , date:  "2015-06-09 00:26:45" },
  { height:  509606 , difficulty:  970614 , date:  "2015-06-09 00:27:02" },
  { height:  509607 , difficulty:  971283 , date:  "2015-06-09 00:27:25" },
  { height:  509608 , difficulty:  971251 , date:  "2015-06-09 00:29:46" },
  { height:  509609 , difficulty:  972899 , date:  "2015-06-09 00:29:51" },
  { height:  509610 , difficulty:  973599 , date:  "2015-06-09 00:31:11" },
  { height:  509611 , difficulty:  973904 , date:  "2015-06-09 00:32:32" },
  { height:  509612 , difficulty:  974536 , date:  "2015-06-09 00:32:33" },
  { height:  509613 , difficulty:  974945 , date:  "2015-06-09 00:34:07" },
  { height:  509614 , difficulty:  974690 , date:  "2015-06-09 00:34:12" },
  { height:  509615 , difficulty:  972060 , date:  "2015-06-09 00:35:10" },
  { height:  509616 , difficulty:  974999 , date:  "2015-06-09 00:35:15" },
  { height:  509617 , difficulty:  976911 , date:  "2015-06-09 00:36:23" },
  { height:  509618 , difficulty:  977517 , date:  "2015-06-09 00:36:30" },
  { height:  509619 , difficulty:  978515 , date:  "2015-06-09 00:36:44" },
  { height:  509620 , difficulty:  983127 , date:  "2015-06-09 00:37:32" },
  { height:  509621 , difficulty:  982495 , date:  "2015-06-09 00:38:05" },
  { height:  509622 , difficulty:  983098 , date:  "2015-06-09 00:38:32" },
  { height:  509623 , difficulty:  981212 , date:  "2015-06-09 00:38:36" },
  { height:  509624 , difficulty:  982667 , date:  "2015-06-09 00:40:42" },
  { height:  509625 , difficulty:  982745 , date:  "2015-06-09 00:44:46" },
  { height:  509626 , difficulty:  982850 , date:  "2015-06-09 00:45:20" },
  { height:  509627 , difficulty:  985265 , date:  "2015-06-09 00:46:01" },
  { height:  509628 , difficulty:  984433 , date:  "2015-06-09 00:46:06" },
  { height:  509629 , difficulty:  982431 , date:  "2015-06-09 00:49:05" },
  { height:  509630 , difficulty:  983022 , date:  "2015-06-09 00:49:45" },
  { height:  509631 , difficulty:  986964 , date:  "2015-06-09 00:49:47" },
  { height:  509632 , difficulty:  988864 , date:  "2015-06-09 00:51:00" },
  { height:  509633 , difficulty:  988319 , date:  "2015-06-09 00:51:02" },
  { height:  509634 , difficulty:  988541 , date:  "2015-06-09 00:51:34" },
  { height:  509635 , difficulty:  987528 , date:  "2015-06-09 00:52:35" },
  { height:  509636 , difficulty:  987709 , date:  "2015-06-09 00:52:07" },
  { height:  509637 , difficulty:  990621 , date:  "2015-06-09 00:53:42" },
  { height:  509638 , difficulty:  987978 , date:  "2015-06-09 00:53:07" },
  { height:  509639 , difficulty:  991291 , date:  "2015-06-09 00:53:17" },
  { height:  509640 , difficulty:  988611 , date:  "2015-06-09 00:53:23" },
  { height:  509641 , difficulty:  992032 , date:  "2015-06-09 00:55:16" },
  { height:  509642 , difficulty:  993634 , date:  "2015-06-09 00:56:58" },
  { height:  509643 , difficulty:  991360 , date:  "2015-06-09 00:57:28" },
  { height:  509644 , difficulty:  989245 , date:  "2015-06-09 00:57:30" },
  { height:  509645 , difficulty:  983912 , date:  "2015-06-09 00:58:08" },
  { height:  509646 , difficulty:  986150 , date:  "2015-06-09 00:58:32" },
  { height:  509647 , difficulty:  986723 , date:  "2015-06-09 00:58:34" },
  { height:  509648 , difficulty:  986586 , date:  "2015-06-09 01:00:56" },
  { height:  509649 , difficulty:  984900 , date:  "2015-06-09 01:03:43" },
  { height:  509650 , difficulty:  984457 , date:  "2015-06-09 01:05:42" },
  { height:  509651 , difficulty:  984268 , date:  "2015-06-09 01:06:15" },
  { height:  509652 , difficulty:  987769 , date:  "2015-06-09 01:06:18" },
  { height:  509653 , difficulty:  988076 , date:  "2015-06-09 01:06:28" },
  { height:  509654 , difficulty:  988954 , date:  "2015-06-09 01:07:54" },
  { height:  509655 , difficulty:  992490 , date:  "2015-06-09 01:08:25" },
  { height:  509656 , difficulty:  994209 , date:  "2015-06-09 01:09:08" },
  { height:  509657 , difficulty:  992277 , date:  "2015-06-09 01:13:04" },
  { height:  509658 , difficulty:  990020 , date:  "2015-06-09 01:13:38" },
  { height:  509659 , difficulty:  989536 , date:  "2015-06-09 01:14:27" },
  { height:  509660 , difficulty:  989703 , date:  "2015-06-09 01:14:34" },
  { height:  509661 , difficulty:  988147 , date:  "2015-06-09 01:14:41" },
  { height:  509662 , difficulty:  984896 , date:  "2015-06-09 01:17:32" },
  { height:  509663 , difficulty:  986139 , date:  "2015-06-09 01:17:34" },
  { height:  509664 , difficulty:  985147 , date:  "2015-06-09 01:21:21" },
  { height:  509665 , difficulty:  985337 , date:  "2015-06-09 01:24:32" },
  { height:  509666 , difficulty:  986347 , date:  "2015-06-09 01:24:51" },
  { height:  509667 , difficulty:  982149 , date:  "2015-06-09 01:25:49" },
  { height:  509668 , difficulty:  980887 , date:  "2015-06-09 01:27:47" },
  { height:  509669 , difficulty:  981709 , date:  "2015-06-09 01:27:50" },
  { height:  509670 , difficulty:  980780 , date:  "2015-06-09 01:28:00" },
  { height:  509671 , difficulty:  981959 , date:  "2015-06-09 01:28:27" },
  { height:  509672 , difficulty:  984481 , date:  "2015-06-09 01:29:13" },
  { height:  509673 , difficulty:  984541 , date:  "2015-06-09 01:30:25" },
  { height:  509674 , difficulty:  980528 , date:  "2015-06-09 01:30:49" },
  { height:  509675 , difficulty:  981586 , date:  "2015-06-09 01:31:46" },
  { height:  509676 , difficulty:  984005 , date:  "2015-06-09 01:31:47" },
  { height:  509677 , difficulty:  986123 , date:  "2015-06-09 01:34:39" },
  { height:  509678 , difficulty:  987147 , date:  "2015-06-09 01:35:01" },
  { height:  509679 , difficulty:  986979 , date:  "2015-06-09 01:35:08" },
  { height:  509680 , difficulty:  987102 , date:  "2015-06-09 01:36:27" },
  { height:  509681 , difficulty:  990048 , date:  "2015-06-09 01:36:29" },
  { height:  509682 , difficulty:  991006 , date:  "2015-06-09 01:38:30" },
  { height:  509683 , difficulty:  993364 , date:  "2015-06-09 01:38:33" },
  { height:  509684 , difficulty:  990809 , date:  "2015-06-09 01:40:03" },
  { height:  509685 , difficulty:  996035 , date:  "2015-06-09 01:40:27" },
  { height:  509686 , difficulty:  995222 , date:  "2015-06-09 01:42:46" },
  { height:  509687 , difficulty:  993089 , date:  "2015-06-09 01:43:55" },
  { height:  509688 , difficulty:  995826 , date:  "2015-06-09 01:44:50" },
  { height:  509689 , difficulty:  994149 , date:  "2015-06-09 01:45:14" },
  { height:  509690 , difficulty:  994482 , date:  "2015-06-09 01:45:34" },
  { height:  509691 , difficulty:  993000 , date:  "2015-06-09 01:48:13" },
  { height:  509692 , difficulty:  993953 , date:  "2015-06-09 01:48:18" },
  { height:  509693 , difficulty:  996750 , date:  "2015-06-09 01:49:02" },
  { height:  509694 , difficulty:  998002 , date:  "2015-06-09 01:52:19" },
  { height:  509695 , difficulty:  1000622 , date:  "2015-06-09 01:52:31" },
  { height:  509696 , difficulty:  1000216 , date:  "2015-06-09 01:52:47" },
  { height:  509697 , difficulty:  999520 , date:  "2015-06-09 01:54:36" },
  { height:  509698 , difficulty:  999084 , date:  "2015-06-09 01:56:54" },
  { height:  509699 , difficulty:  999628 , date:  "2015-06-09 01:57:35" },
  { height:  509700 , difficulty:  997835 , date:  "2015-06-09 02:00:28" },
  { height:  509701 , difficulty:  991046 , date:  "2015-06-09 02:00:32" },
  { height:  509702 , difficulty:  990735 , date:  "2015-06-09 02:01:40" },
  { height:  509703 , difficulty:  992214 , date:  "2015-06-09 02:03:12" },
  { height:  509704 , difficulty:  995610 , date:  "2015-06-09 02:07:23" },
  { height:  509705 , difficulty:  999489 , date:  "2015-06-09 02:07:24" },
  { height:  509706 , difficulty:  1001422 , date:  "2015-06-09 02:07:36" },
  { height:  509707 , difficulty:  1001478 , date:  "2015-06-09 02:07:38" },
  { height:  509708 , difficulty:  1001448 , date:  "2015-06-09 02:07:57" },
  { height:  509709 , difficulty:  1002434 , date:  "2015-06-09 02:08:41" },
  { height:  509710 , difficulty:  1001823 , date:  "2015-06-09 02:08:43" },
  { height:  509711 , difficulty:  1001383 , date:  "2015-06-09 02:09:36" },
  { height:  509712 , difficulty:  1001529 , date:  "2015-06-09 02:09:57" },
  { height:  509713 , difficulty:  1000841 , date:  "2015-06-09 02:09:58" },
  { height:  509714 , difficulty:  1000817 , date:  "2015-06-09 02:11:07" },
  { height:  509715 , difficulty:  1002078 , date:  "2015-06-09 02:11:10" },
  { height:  509716 , difficulty:  1004148 , date:  "2015-06-09 02:12:12" },
  { height:  509717 , difficulty:  1001653 , date:  "2015-06-09 02:12:13" },
  { height:  509718 , difficulty:  1000101 , date:  "2015-06-09 02:12:24" },
  { height:  509719 , difficulty:  1000659 , date:  "2015-06-09 02:12:29" },
  { height:  509720 , difficulty:  1001682 , date:  "2015-06-09 02:12:45" },
  { height:  509721 , difficulty:  1001213 , date:  "2015-06-09 02:12:48" },
  { height:  509722 , difficulty:  1004705 , date:  "2015-06-09 02:15:07" },
  { height:  509723 , difficulty:  1005031 , date:  "2015-06-09 02:15:10" },
  { height:  509724 , difficulty:  1001602 , date:  "2015-06-09 02:20:35" },
  { height:  509725 , difficulty:  998829 , date:  "2015-06-09 02:21:18" },
  { height:  509726 , difficulty:  995899 , date:  "2015-06-09 02:21:55" },
  { height:  509727 , difficulty:  995140 , date:  "2015-06-09 02:21:59" },
  { height:  509728 , difficulty:  995761 , date:  "2015-06-09 02:25:07" },
  { height:  509729 , difficulty:  996270 , date:  "2015-06-09 02:25:11" },
  { height:  509730 , difficulty:  995486 , date:  "2015-06-09 02:27:58" },
  { height:  509731 , difficulty:  997925 , date:  "2015-06-09 02:28:03" },
  { height:  509732 , difficulty:  997754 , date:  "2015-06-09 02:28:44" },
  { height:  509733 , difficulty:  991891 , date:  "2015-06-09 02:31:54" },
  { height:  509734 , difficulty:  991456 , date:  "2015-06-09 02:32:00" },
  { height:  509735 , difficulty:  990313 , date:  "2015-06-09 02:32:36" },
  { height:  509736 , difficulty:  990220 , date:  "2015-06-09 02:33:00" },
  { height:  509737 , difficulty:  992961 , date:  "2015-06-09 02:33:26" },
  { height:  509738 , difficulty:  989486 , date:  "2015-06-09 02:35:36" },
  { height:  509739 , difficulty:  989726 , date:  "2015-06-09 02:35:45" },
  { height:  509740 , difficulty:  983808 , date:  "2015-06-09 02:38:53" },
  { height:  509741 , difficulty:  978901 , date:  "2015-06-09 02:39:00" },
  { height:  509742 , difficulty:  981050 , date:  "2015-06-09 02:39:48" },
  { height:  509743 , difficulty:  980004 , date:  "2015-06-09 02:43:42" },
  { height:  509744 , difficulty:  976882 , date:  "2015-06-09 02:43:44" },
  { height:  509745 , difficulty:  979783 , date:  "2015-06-09 02:43:47" },
  { height:  509746 , difficulty:  979701 , date:  "2015-06-09 02:44:21" },
  { height:  509747 , difficulty:  982227 , date:  "2015-06-09 02:44:56" },
  { height:  509748 , difficulty:  985187 , date:  "2015-06-09 02:45:27" },
  { height:  509749 , difficulty:  984266 , date:  "2015-06-09 02:46:39" },
  { height:  509750 , difficulty:  983896 , date:  "2015-06-09 02:47:10" },
  { height:  509751 , difficulty:  986864 , date:  "2015-06-09 02:49:23" },
  { height:  509752 , difficulty:  988189 , date:  "2015-06-09 02:49:35" },
  { height:  509753 , difficulty:  986562 , date:  "2015-06-09 02:53:55" },
  { height:  509754 , difficulty:  987834 , date:  "2015-06-09 02:53:59" },
  { height:  509755 , difficulty:  988091 , date:  "2015-06-09 02:56:59" },
  { height:  509756 , difficulty:  989053 , date:  "2015-06-09 02:57:31" },
  { height:  509757 , difficulty:  995595 , date:  "2015-06-09 02:57:36" },
  { height:  509758 , difficulty:  996956 , date:  "2015-06-09 02:57:49" },
  { height:  509759 , difficulty:  997176 , date:  "2015-06-09 03:00:13" },
  { height:  509760 , difficulty:  995158 , date:  "2015-06-09 03:00:18" },
  { height:  509761 , difficulty:  995642 , date:  "2015-06-09 03:00:30" },
  { height:  509762 , difficulty:  998219 , date:  "2015-06-09 03:01:53" },
  { height:  509763 , difficulty:  996894 , date:  "2015-06-09 03:05:09" },
  { height:  509764 , difficulty:  997440 , date:  "2015-06-09 03:05:35" },
  { height:  509765 , difficulty:  997267 , date:  "2015-06-09 03:05:42" },
  { height:  509766 , difficulty:  1001956 , date:  "2015-06-09 03:05:44" },
  { height:  509767 , difficulty:  1000159 , date:  "2015-06-09 03:07:36" },
  { height:  509768 , difficulty:  1000268 , date:  "2015-06-09 03:08:01" },
  { height:  509769 , difficulty:  1002609 , date:  "2015-06-09 03:08:20" },
  { height:  509770 , difficulty:  997690 , date:  "2015-06-09 03:13:30" },
  { height:  509771 , difficulty:  998131 , date:  "2015-06-09 03:13:35" },
  { height:  509772 , difficulty:  998542 , date:  "2015-06-09 03:15:50" },
  { height:  509773 , difficulty:  999210 , date:  "2015-06-09 03:15:58" },
  { height:  509774 , difficulty:  996352 , date:  "2015-06-09 03:18:37" },
  { height:  509775 , difficulty:  995362 , date:  "2015-06-09 03:18:48" },
  { height:  509776 , difficulty:  990770 , date:  "2015-06-09 03:18:58" },
  { height:  509777 , difficulty:  990988 , date:  "2015-06-09 03:25:13" },
  { height:  509778 , difficulty:  989287 , date:  "2015-06-09 03:26:53" },
  { height:  509779 , difficulty:  988103 , date:  "2015-06-09 03:26:57" },
  { height:  509780 , difficulty:  983330 , date:  "2015-06-09 03:33:04" },
  { height:  509781 , difficulty:  985615 , date:  "2015-06-09 03:33:11" },
  { height:  509782 , difficulty:  986228 , date:  "2015-06-09 03:35:55" },
  { height:  509783 , difficulty:  986338 , date:  "2015-06-09 03:37:51" },
  { height:  509784 , difficulty:  987710 , date:  "2015-06-09 03:37:54" },
  { height:  509785 , difficulty:  988189 , date:  "2015-06-09 03:39:52" },
  { height:  509786 , difficulty:  993493 , date:  "2015-06-09 03:40:22" },
  { height:  509787 , difficulty:  992213 , date:  "2015-06-09 03:41:52" },
  { height:  509788 , difficulty:  993796 , date:  "2015-06-09 03:43:00" },
  { height:  509789 , difficulty:  1002372 , date:  "2015-06-09 03:43:05" },
  { height:  509790 , difficulty:  1000686 , date:  "2015-06-09 03:43:40" },
  { height:  509791 , difficulty:  1001300 , date:  "2015-06-09 03:46:07" },
  { height:  509792 , difficulty:  1003165 , date:  "2015-06-09 03:48:34" },
  { height:  509793 , difficulty:  1003380 , date:  "2015-06-09 03:49:54" },
  { height:  509794 , difficulty:  1005562 , date:  "2015-06-09 03:50:29" },
  { height:  509795 , difficulty:  1009123 , date:  "2015-06-09 03:52:02" },
  { height:  509796 , difficulty:  1009095 , date:  "2015-06-09 03:52:06" },
  { height:  509797 , difficulty:  1009234 , date:  "2015-06-09 03:53:26" },
  { height:  509798 , difficulty:  1006349 , date:  "2015-06-09 03:54:06" },
  { height:  509799 , difficulty:  1007518 , date:  "2015-06-09 03:55:02" },
  { height:  509800 , difficulty:  1000880 , date:  "2015-06-09 03:57:17" },
  { height:  509801 , difficulty:  1002832 , date:  "2015-06-09 03:57:19" },
  { height:  509802 , difficulty:  1003352 , date:  "2015-06-09 03:57:43" },
  { height:  509803 , difficulty:  1004760 , date:  "2015-06-09 03:58:12" },
  { height:  509804 , difficulty:  1000840 , date:  "2015-06-09 03:58:17" },
  { height:  509805 , difficulty:  1000843 , date:  "2015-06-09 03:58:48" },
  { height:  509806 , difficulty:  998867 , date:  "2015-06-09 03:59:12" },
  { height:  509807 , difficulty:  999076 , date:  "2015-06-09 03:59:34" },
  { height:  509808 , difficulty:  1000232 , date:  "2015-06-09 04:01:20" },
  { height:  509809 , difficulty:  994947 , date:  "2015-06-09 04:01:46" },
  { height:  509810 , difficulty:  995172 , date:  "2015-06-09 04:04:39" },
  { height:  509811 , difficulty:  997560 , date:  "2015-06-09 04:06:55" },
  { height:  509812 , difficulty:  997723 , date:  "2015-06-09 04:07:37" },
  { height:  509813 , difficulty:  999063 , date:  "2015-06-09 04:09:09" },
  { height:  509814 , difficulty:  999769 , date:  "2015-06-09 04:12:13" },
  { height:  509815 , difficulty:  1002201 , date:  "2015-06-09 04:12:29" },
  { height:  509816 , difficulty:  1001228 , date:  "2015-06-09 04:12:57" },
  { height:  509817 , difficulty:  1001169 , date:  "2015-06-09 04:15:25" },
  { height:  509818 , difficulty:  1000944 , date:  "2015-06-09 04:16:20" },
  { height:  509819 , difficulty:  996968 , date:  "2015-06-09 04:16:43" },
  { height:  509820 , difficulty:  999826 , date:  "2015-06-09 04:17:55" },
  { height:  509821 , difficulty:  1000695 , date:  "2015-06-09 04:18:51" },
  { height:  509822 , difficulty:  1001882 , date:  "2015-06-09 04:20:02" },
  { height:  509823 , difficulty:  1001405 , date:  "2015-06-09 04:21:00" },
  { height:  509824 , difficulty:  1000622 , date:  "2015-06-09 04:21:06" },
  { height:  509825 , difficulty:  999124 , date:  "2015-06-09 04:22:33" },
  { height:  509826 , difficulty:  1000430 , date:  "2015-06-09 04:22:35" },
  { height:  509827 , difficulty:  997852 , date:  "2015-06-09 04:22:40" },
  { height:  509828 , difficulty:  999029 , date:  "2015-06-09 04:23:55" },
  { height:  509829 , difficulty:  991810 , date:  "2015-06-09 04:27:16" },
  { height:  509830 , difficulty:  991947 , date:  "2015-06-09 04:28:28" },
  { height:  509831 , difficulty:  988625 , date:  "2015-06-09 04:29:19" },
  { height:  509832 , difficulty:  989947 , date:  "2015-06-09 04:29:31" },
  { height:  509833 , difficulty:  991181 , date:  "2015-06-09 04:30:02" },
  { height:  509834 , difficulty:  992649 , date:  "2015-06-09 04:30:50" },
  { height:  509835 , difficulty:  988821 , date:  "2015-06-09 04:31:47" },
  { height:  509836 , difficulty:  989225 , date:  "2015-06-09 04:32:58" },
  { height:  509837 , difficulty:  989069 , date:  "2015-06-09 04:33:27" },
  { height:  509838 , difficulty:  987191 , date:  "2015-06-09 04:33:31" },
  { height:  509839 , difficulty:  985431 , date:  "2015-06-09 04:33:47" },
  { height:  509840 , difficulty:  985086 , date:  "2015-06-09 04:35:19" },
  { height:  509841 , difficulty:  985047 , date:  "2015-06-09 04:35:25" },
  { height:  509842 , difficulty:  985715 , date:  "2015-06-09 04:36:26" },
  { height:  509843 , difficulty:  984044 , date:  "2015-06-09 04:36:48" },
  { height:  509844 , difficulty:  987918 , date:  "2015-06-09 04:40:19" },
  { height:  509845 , difficulty:  988374 , date:  "2015-06-09 04:40:40" },
  { height:  509846 , difficulty:  980012 , date:  "2015-06-09 04:40:43" },
  { height:  509847 , difficulty:  980065 , date:  "2015-06-09 04:43:03" },
  { height:  509848 , difficulty:  976963 , date:  "2015-06-09 04:46:14" },
  { height:  509849 , difficulty:  977239 , date:  "2015-06-09 04:47:02" },
  { height:  509850 , difficulty:  973139 , date:  "2015-06-09 04:47:30" },
  { height:  509851 , difficulty:  976036 , date:  "2015-06-09 04:47:36" },
  { height:  509852 , difficulty:  976093 , date:  "2015-06-09 04:50:52" },
  { height:  509853 , difficulty:  966174 , date:  "2015-06-09 04:50:53" },
  { height:  509854 , difficulty:  964591 , date:  "2015-06-09 04:51:28" },
  { height:  509855 , difficulty:  966531 , date:  "2015-06-09 04:51:30" },
  { height:  509856 , difficulty:  958207 , date:  "2015-06-09 04:54:40" },
  { height:  509857 , difficulty:  959596 , date:  "2015-06-09 04:54:46" },
  { height:  509858 , difficulty:  960992 , date:  "2015-06-09 04:57:46" },
  { height:  509859 , difficulty:  959267 , date:  "2015-06-09 04:57:58" },
  { height:  509860 , difficulty:  959397 , date:  "2015-06-09 04:59:01" },
  { height:  509861 , difficulty:  956682 , date:  "2015-06-09 04:59:32" },
  { height:  509862 , difficulty:  956458 , date:  "2015-06-09 05:00:31" },
  { height:  509863 , difficulty:  954269 , date:  "2015-06-09 05:03:19" },
  { height:  509864 , difficulty:  955534 , date:  "2015-06-09 05:04:54" },
  { height:  509865 , difficulty:  957037 , date:  "2015-06-09 05:06:25" },
  { height:  509866 , difficulty:  956206 , date:  "2015-06-09 05:06:39" },
  { height:  509867 , difficulty:  954697 , date:  "2015-06-09 05:07:04" },
  { height:  509868 , difficulty:  953540 , date:  "2015-06-09 05:07:13" },
  { height:  509869 , difficulty:  954725 , date:  "2015-06-09 05:07:55" },
  { height:  509870 , difficulty:  956103 , date:  "2015-06-09 05:08:39" },
  { height:  509871 , difficulty:  956395 , date:  "2015-06-09 05:09:54" },
  { height:  509872 , difficulty:  956475 , date:  "2015-06-09 05:11:05" },
  { height:  509873 , difficulty:  958444 , date:  "2015-06-09 05:12:03" },
  { height:  509874 , difficulty:  959360 , date:  "2015-06-09 05:12:04" },
  { height:  509875 , difficulty:  964175 , date:  "2015-06-09 05:12:53" },
  { height:  509876 , difficulty:  965069 , date:  "2015-06-09 05:13:09" },
  { height:  509877 , difficulty:  965785 , date:  "2015-06-09 05:13:10" },
  { height:  509878 , difficulty:  968317 , date:  "2015-06-09 05:13:16" },
  { height:  509879 , difficulty:  970650 , date:  "2015-06-09 05:13:32" },
  { height:  509880 , difficulty:  971798 , date:  "2015-06-09 05:16:11" },
  { height:  509881 , difficulty:  975800 , date:  "2015-06-09 05:16:21" },
  { height:  509882 , difficulty:  976305 , date:  "2015-06-09 05:17:33" },
  { height:  509883 , difficulty:  977543 , date:  "2015-06-09 05:18:21" },
  { height:  509884 , difficulty:  976108 , date:  "2015-06-09 05:19:12" },
  { height:  509885 , difficulty:  975944 , date:  "2015-06-09 05:20:55" },
  { height:  509886 , difficulty:  971415 , date:  "2015-06-09 05:21:52" },
  { height:  509887 , difficulty:  968274 , date:  "2015-06-09 05:23:01" },
  { height:  509888 , difficulty:  967826 , date:  "2015-06-09 05:24:46" },
  { height:  509889 , difficulty:  966020 , date:  "2015-06-09 05:24:52" },
  { height:  509890 , difficulty:  966357 , date:  "2015-06-09 05:27:40" },
  { height:  509891 , difficulty:  967370 , date:  "2015-06-09 05:27:42" },
  { height:  509892 , difficulty:  967449 , date:  "2015-06-09 05:29:08" },
  { height:  509893 , difficulty:  965441 , date:  "2015-06-09 05:30:23" },
  { height:  509894 , difficulty:  964159 , date:  "2015-06-09 05:31:10" },
  { height:  509895 , difficulty:  966041 , date:  "2015-06-09 05:31:35" },
  { height:  509896 , difficulty:  964254 , date:  "2015-06-09 05:33:46" },
  { height:  509897 , difficulty:  963509 , date:  "2015-06-09 05:33:49" },
  { height:  509898 , difficulty:  961919 , date:  "2015-06-09 05:35:07" },
  { height:  509899 , difficulty:  962286 , date:  "2015-06-09 05:35:28" },
  { height:  509900 , difficulty:  962863 , date:  "2015-06-09 05:36:51" },
  { height:  509901 , difficulty:  964634 , date:  "2015-06-09 05:37:45" },
  { height:  509902 , difficulty:  964738 , date:  "2015-06-09 05:38:19" },
  { height:  509903 , difficulty:  972451 , date:  "2015-06-09 05:38:54" },
  { height:  509904 , difficulty:  972123 , date:  "2015-06-09 05:43:19" },
  { height:  509905 , difficulty:  970647 , date:  "2015-06-09 05:43:30" },
  { height:  509906 , difficulty:  968786 , date:  "2015-06-09 05:44:21" },
  { height:  509907 , difficulty:  968213 , date:  "2015-06-09 05:44:32" },
  { height:  509908 , difficulty:  968099 , date:  "2015-06-09 05:44:30" },
  { height:  509909 , difficulty:  969946 , date:  "2015-06-09 05:45:54" },
  { height:  509910 , difficulty:  969191 , date:  "2015-06-09 05:45:58" },
  { height:  509911 , difficulty:  969019 , date:  "2015-06-09 05:48:24" },
  { height:  509912 , difficulty:  970453 , date:  "2015-06-09 05:48:35" },
  { height:  509913 , difficulty:  971351 , date:  "2015-06-09 05:50:01" },
  { height:  509914 , difficulty:  973762 , date:  "2015-06-09 05:50:02" },
  { height:  509915 , difficulty:  974175 , date:  "2015-06-09 05:51:13" },
  { height:  509916 , difficulty:  975288 , date:  "2015-06-09 05:51:38" },
  { height:  509917 , difficulty:  976703 , date:  "2015-06-09 05:52:15" },
  { height:  509918 , difficulty:  975337 , date:  "2015-06-09 05:52:42" },
  { height:  509919 , difficulty:  975300 , date:  "2015-06-09 05:54:48" },
  { height:  509920 , difficulty:  970298 , date:  "2015-06-09 05:54:57" },
  { height:  509921 , difficulty:  970753 , date:  "2015-06-09 05:55:18" },
  { height:  509922 , difficulty:  971648 , date:  "2015-06-09 05:56:27" },
  { height:  509923 , difficulty:  968481 , date:  "2015-06-09 05:59:11" },
  { height:  509924 , difficulty:  963843 , date:  "2015-06-09 06:00:03" },
  { height:  509925 , difficulty:  962969 , date:  "2015-06-09 06:01:04" },
  { height:  509926 , difficulty:  964660 , date:  "2015-06-09 06:08:13" },
  { height:  509927 , difficulty:  968610 , date:  "2015-06-09 06:14:31" },
  { height:  509928 , difficulty:  971299 , date:  "2015-06-09 06:14:43" },
  { height:  509929 , difficulty:  971847 , date:  "2015-06-09 06:14:49" },
  { height:  509930 , difficulty:  972772 , date:  "2015-06-09 06:20:02" },
  { height:  509931 , difficulty:  974383 , date:  "2015-06-09 06:20:03" },
  { height:  509932 , difficulty:  972786 , date:  "2015-06-09 06:22:16" },
  { height:  509933 , difficulty:  973628 , date:  "2015-06-09 06:24:21" },
  { height:  509934 , difficulty:  973969 , date:  "2015-06-09 06:24:25" },
  { height:  509935 , difficulty:  973704 , date:  "2015-06-09 06:25:23" },
  { height:  509936 , difficulty:  972106 , date:  "2015-06-09 06:28:51" },
  { height:  509937 , difficulty:  971799 , date:  "2015-06-09 06:28:58" },
  { height:  509938 , difficulty:  970710 , date:  "2015-06-09 06:32:50" },
  { height:  509939 , difficulty:  975726 , date:  "2015-06-09 06:34:04" },
  { height:  509940 , difficulty:  973142 , date:  "2015-06-09 06:34:38" },
  { height:  509941 , difficulty:  971676 , date:  "2015-06-09 06:36:27" },
  { height:  509942 , difficulty:  972366 , date:  "2015-06-09 06:36:41" },
  { height:  509943 , difficulty:  971781 , date:  "2015-06-09 06:36:45" },
  { height:  509944 , difficulty:  975254 , date:  "2015-06-09 06:36:50" },
  { height:  509945 , difficulty:  978839 , date:  "2015-06-09 06:38:21" },
  { height:  509946 , difficulty:  979815 , date:  "2015-06-09 06:38:48" },
  { height:  509947 , difficulty:  977864 , date:  "2015-06-09 06:39:24" },
  { height:  509948 , difficulty:  976597 , date:  "2015-06-09 06:42:34" },
  { height:  509949 , difficulty:  975043 , date:  "2015-06-09 06:43:14" },
  { height:  509950 , difficulty:  975587 , date:  "2015-06-09 06:43:16" },
  { height:  509951 , difficulty:  976885 , date:  "2015-06-09 06:44:08" },
  { height:  509952 , difficulty:  976546 , date:  "2015-06-09 06:46:33" },
  { height:  509953 , difficulty:  983148 , date:  "2015-06-09 06:46:34" },
  { height:  509954 , difficulty:  983231 , date:  "2015-06-09 06:46:45" },
  { height:  509955 , difficulty:  984261 , date:  "2015-06-09 06:47:41" },
  { height:  509956 , difficulty:  979999 , date:  "2015-06-09 06:49:01" },
  { height:  509957 , difficulty:  984407 , date:  "2015-06-09 06:49:26" },
  { height:  509958 , difficulty:  982823 , date:  "2015-06-09 06:50:15" },
  { height:  509959 , difficulty:  988366 , date:  "2015-06-09 06:50:29" },
  { height:  509960 , difficulty:  987103 , date:  "2015-06-09 06:51:26" },
  { height:  509961 , difficulty:  984955 , date:  "2015-06-09 06:51:45" },
  { height:  509962 , difficulty:  990427 , date:  "2015-06-09 06:51:47" },
  { height:  509963 , difficulty:  988638 , date:  "2015-06-09 06:53:41" },
  { height:  509964 , difficulty:  986105 , date:  "2015-06-09 06:54:16" },
  { height:  509965 , difficulty:  988739 , date:  "2015-06-09 06:54:23" },
  { height:  509966 , difficulty:  984204 , date:  "2015-06-09 06:55:43" },
  { height:  509967 , difficulty:  984285 , date:  "2015-06-09 06:56:12" },
  { height:  509968 , difficulty:  982653 , date:  "2015-06-09 06:58:38" },
  { height:  509969 , difficulty:  987641 , date:  "2015-06-09 06:59:09" },
  { height:  509970 , difficulty:  986433 , date:  "2015-06-09 06:59:16" },
  { height:  509971 , difficulty:  985818 , date:  "2015-06-09 07:00:44" },
  { height:  509972 , difficulty:  985450 , date:  "2015-06-09 07:02:04" },
  { height:  509973 , difficulty:  985579 , date:  "2015-06-09 07:02:09" },
  { height:  509974 , difficulty:  984067 , date:  "2015-06-09 07:05:51" },
  { height:  509975 , difficulty:  986799 , date:  "2015-06-09 07:06:29" },
  { height:  509976 , difficulty:  986396 , date:  "2015-06-09 07:06:08" },
  { height:  509977 , difficulty:  988732 , date:  "2015-06-09 07:10:07" },
  { height:  509978 , difficulty:  988169 , date:  "2015-06-09 07:10:23" },
  { height:  509979 , difficulty:  988469 , date:  "2015-06-09 07:11:49" },
  { height:  509980 , difficulty:  982221 , date:  "2015-06-09 07:12:16" },
  { height:  509981 , difficulty:  986704 , date:  "2015-06-09 07:12:19" },
  { height:  509982 , difficulty:  986001 , date:  "2015-06-09 07:12:56" },
  { height:  509983 , difficulty:  986767 , date:  "2015-06-09 07:12:57" },
  { height:  509984 , difficulty:  986894 , date:  "2015-06-09 07:13:30" },
  { height:  509985 , difficulty:  985443 , date:  "2015-06-09 07:13:35" },
  { height:  509986 , difficulty:  986992 , date:  "2015-06-09 07:13:48" },
  { height:  509987 , difficulty:  983078 , date:  "2015-06-09 07:14:41" },
  { height:  509988 , difficulty:  983162 , date:  "2015-06-09 07:15:16" },
  { height:  509989 , difficulty:  981512 , date:  "2015-06-09 07:15:18" },
  { height:  509990 , difficulty:  984336 , date:  "2015-06-09 07:18:04" },
  { height:  509991 , difficulty:  983153 , date:  "2015-06-09 07:19:10" },
  { height:  509992 , difficulty:  984352 , date:  "2015-06-09 07:19:56" },
  { height:  509993 , difficulty:  985254 , date:  "2015-06-09 07:20:10" },
  { height:  509994 , difficulty:  984740 , date:  "2015-06-09 07:20:37" },
  { height:  509995 , difficulty:  982486 , date:  "2015-06-09 07:21:05" },
  { height:  509996 , difficulty:  985558 , date:  "2015-06-09 07:21:08" },
  { height:  509997 , difficulty:  985164 , date:  "2015-06-09 07:22:15" },
  { height:  509998 , difficulty:  983903 , date:  "2015-06-09 07:23:01" },
  { height:  509999 , difficulty:  980192 , date:  "2015-06-09 07:25:04" },
  { height:  510000 , difficulty:  983107 , date:  "2015-06-09 07:25:10" },
  { height:  510001 , difficulty:  982746 , date:  "2015-06-09 07:25:28" },
  { height:  510002 , difficulty:  971920 , date:  "2015-06-09 07:25:37" },
  { height:  510003 , difficulty:  962791 , date:  "2015-06-09 07:26:11" },
  { height:  510004 , difficulty:  963242 , date:  "2015-06-09 07:26:13" },
  { height:  510005 , difficulty:  963402 , date:  "2015-06-09 07:26:30" },
  { height:  510006 , difficulty:  956197 , date:  "2015-06-09 07:31:55" },
  { height:  510007 , difficulty:  956256 , date:  "2015-06-09 07:33:00" },
  { height:  510008 , difficulty:  957154 , date:  "2015-06-09 07:40:23" },
  { height:  510009 , difficulty:  954033 , date:  "2015-06-09 07:40:29" },
  { height:  510010 , difficulty:  954927 , date:  "2015-06-09 07:41:01" },
  { height:  510011 , difficulty:  959117 , date:  "2015-06-09 07:41:51" },
  { height:  510012 , difficulty:  953819 , date:  "2015-06-09 07:42:19" },
  { height:  510013 , difficulty:  953872 , date:  "2015-06-09 07:42:57" },
  { height:  510014 , difficulty:  948935 , date:  "2015-06-09 07:45:59" },
  { height:  510015 , difficulty:  950287 , date:  "2015-06-09 07:47:42" },
  { height:  510016 , difficulty:  950064 , date:  "2015-06-09 07:47:48" },
  { height:  510017 , difficulty:  952026 , date:  "2015-06-09 07:50:23" },
  { height:  510018 , difficulty:  952157 , date:  "2015-06-09 07:50:26" },
  { height:  510019 , difficulty:  953320 , date:  "2015-06-09 07:52:11" },
  { height:  510020 , difficulty:  953641 , date:  "2015-06-09 07:53:03" },
  { height:  510021 , difficulty:  952340 , date:  "2015-06-09 07:55:01" },
  { height:  510022 , difficulty:  951794 , date:  "2015-06-09 07:56:13" },
  { height:  510023 , difficulty:  952715 , date:  "2015-06-09 07:56:49" },
  { height:  510024 , difficulty:  948398 , date:  "2015-06-09 07:56:50" },
  { height:  510025 , difficulty:  947461 , date:  "2015-06-09 08:00:40" },
  { height:  510026 , difficulty:  948292 , date:  "2015-06-09 08:00:56" },
  { height:  510027 , difficulty:  947181 , date:  "2015-06-09 08:03:59" },
  { height:  510028 , difficulty:  946478 , date:  "2015-06-09 08:04:49" },
  { height:  510029 , difficulty:  946871 , date:  "2015-06-09 08:05:09" },
  { height:  510030 , difficulty:  949134 , date:  "2015-06-09 08:07:07" },
  { height:  510031 , difficulty:  947797 , date:  "2015-06-09 08:09:10" },
  { height:  510032 , difficulty:  945971 , date:  "2015-06-09 08:10:54" },
  { height:  510033 , difficulty:  946814 , date:  "2015-06-09 08:11:45" },
  { height:  510034 , difficulty:  947347 , date:  "2015-06-09 08:11:53" },
  { height:  510035 , difficulty:  948257 , date:  "2015-06-09 08:12:10" },
  { height:  510036 , difficulty:  946911 , date:  "2015-06-09 08:12:21" },
  { height:  510037 , difficulty:  947096 , date:  "2015-06-09 08:12:51" },
  { height:  510038 , difficulty:  948321 , date:  "2015-06-09 08:14:25" },
  { height:  510039 , difficulty:  946087 , date:  "2015-06-09 08:14:29" },
  { height:  510040 , difficulty:  948322 , date:  "2015-06-09 08:16:06" },
  { height:  510041 , difficulty:  951762 , date:  "2015-06-09 08:17:19" },
  { height:  510042 , difficulty:  949941 , date:  "2015-06-09 08:17:28" },
  { height:  510043 , difficulty:  950952 , date:  "2015-06-09 08:17:57" },
  { height:  510044 , difficulty:  949799 , date:  "2015-06-09 08:19:32" },
  { height:  510045 , difficulty:  950774 , date:  "2015-06-09 08:20:19" },
  { height:  510046 , difficulty:  951310 , date:  "2015-06-09 08:21:32" },
  { height:  510047 , difficulty:  949781 , date:  "2015-06-09 08:23:50" },
  { height:  510048 , difficulty:  948876 , date:  "2015-06-09 08:23:55" },
  { height:  510049 , difficulty:  954234 , date:  "2015-06-09 08:25:05" },
  { height:  510050 , difficulty:  948651 , date:  "2015-06-09 08:27:44" },
  { height:  510051 , difficulty:  948312 , date:  "2015-06-09 08:29:07" },
  { height:  510052 , difficulty:  947945 , date:  "2015-06-09 08:30:54" },
  { height:  510053 , difficulty:  945343 , date:  "2015-06-09 08:31:14" },
  { height:  510054 , difficulty:  945559 , date:  "2015-06-09 08:35:14" },
  { height:  510055 , difficulty:  944074 , date:  "2015-06-09 08:40:10" },
  { height:  510056 , difficulty:  943902 , date:  "2015-06-09 08:40:21" },
  { height:  510057 , difficulty:  944887 , date:  "2015-06-09 08:43:03" },
  { height:  510058 , difficulty:  950377 , date:  "2015-06-09 08:43:55" },
  { height:  510059 , difficulty:  950522 , date:  "2015-06-09 08:44:24" },
  { height:  510060 , difficulty:  955139 , date:  "2015-06-09 08:45:16" },
  { height:  510061 , difficulty:  955281 , date:  "2015-06-09 08:50:12" },
  { height:  510062 , difficulty:  955063 , date:  "2015-06-09 08:50:15" },
  { height:  510063 , difficulty:  960556 , date:  "2015-06-09 08:51:41" },
  { height:  510064 , difficulty:  960224 , date:  "2015-06-09 08:51:58" },
  { height:  510065 , difficulty:  960310 , date:  "2015-06-09 08:54:06" },
  { height:  510066 , difficulty:  956119 , date:  "2015-06-09 08:55:10" },
  { height:  510067 , difficulty:  955016 , date:  "2015-06-09 08:55:13" },
  { height:  510068 , difficulty:  955056 , date:  "2015-06-09 08:55:32" },
  { height:  510069 , difficulty:  957676 , date:  "2015-06-09 08:56:21" },
  { height:  510070 , difficulty:  957139 , date:  "2015-06-09 08:56:33" },
  { height:  510071 , difficulty:  958422 , date:  "2015-06-09 08:58:28" },
  { height:  510072 , difficulty:  959062 , date:  "2015-06-09 08:59:13" },
  { height:  510073 , difficulty:  958969 , date:  "2015-06-09 09:00:10" },
  { height:  510074 , difficulty:  960026 , date:  "2015-06-09 09:01:00" },
  { height:  510075 , difficulty:  957021 , date:  "2015-06-09 09:01:50" },
  { height:  510076 , difficulty:  959408 , date:  "2015-06-09 09:02:39" },
  { height:  510077 , difficulty:  959027 , date:  "2015-06-09 09:03:57" },
  { height:  510078 , difficulty:  959047 , date:  "2015-06-09 09:04:11" },
  { height:  510079 , difficulty:  958477 , date:  "2015-06-09 09:04:43" },
  { height:  510080 , difficulty:  958694 , date:  "2015-06-09 09:05:01" },
  { height:  510081 , difficulty:  961111 , date:  "2015-06-09 09:07:59" },
  { height:  510082 , difficulty:  952775 , date:  "2015-06-09 09:08:08" },
  { height:  510083 , difficulty:  952740 , date:  "2015-06-09 09:10:54" },
  { height:  510084 , difficulty:  943889 , date:  "2015-06-09 09:11:24" },
  { height:  510085 , difficulty:  943773 , date:  "2015-06-09 09:11:47" },
  { height:  510086 , difficulty:  943305 , date:  "2015-06-09 09:11:50" },
  { height:  510087 , difficulty:  942722 , date:  "2015-06-09 09:13:37" },
  { height:  510088 , difficulty:  942559 , date:  "2015-06-09 09:13:42" },
  { height:  510089 , difficulty:  941740 , date:  "2015-06-09 09:13:51" },
  { height:  510090 , difficulty:  940458 , date:  "2015-06-09 09:14:56" },
  { height:  510091 , difficulty:  938510 , date:  "2015-06-09 09:14:57" },
  { height:  510092 , difficulty:  939546 , date:  "2015-06-09 09:15:55" },
  { height:  510093 , difficulty:  937608 , date:  "2015-06-09 09:16:00" },
  { height:  510094 , difficulty:  939726 , date:  "2015-06-09 09:18:17" },
  { height:  510095 , difficulty:  937838 , date:  "2015-06-09 09:18:20" },
  { height:  510096 , difficulty:  940085 , date:  "2015-06-09 09:21:28" },
  { height:  510097 , difficulty:  939998 , date:  "2015-06-09 09:23:56" },
  { height:  510098 , difficulty:  941036 , date:  "2015-06-09 09:28:12" },
  { height:  510099 , difficulty:  940618 , date:  "2015-06-09 09:28:24" },
  { height:  510100 , difficulty:  941981 , date:  "2015-06-09 09:29:56" },
  { height:  510101 , difficulty:  936291 , date:  "2015-06-09 09:32:27" },
  { height:  510102 , difficulty:  940223 , date:  "2015-06-09 09:32:58" },
  { height:  510103 , difficulty:  939059 , date:  "2015-06-09 09:33:09" },
  { height:  510104 , difficulty:  938527 , date:  "2015-06-09 09:34:03" },
  { height:  510105 , difficulty:  940046 , date:  "2015-06-09 09:34:19" },
  { height:  510106 , difficulty:  937909 , date:  "2015-06-09 09:42:40" },
  { height:  510107 , difficulty:  936089 , date:  "2015-06-09 09:43:30" },
  { height:  510108 , difficulty:  935019 , date:  "2015-06-09 09:44:12" },
  { height:  510109 , difficulty:  938037 , date:  "2015-06-09 09:44:43" },
  { height:  510110 , difficulty:  937939 , date:  "2015-06-09 09:46:19" },
  { height:  510111 , difficulty:  942116 , date:  "2015-06-09 09:46:40" },
  { height:  510112 , difficulty:  943022 , date:  "2015-06-09 09:46:47" },
  { height:  510113 , difficulty:  942766 , date:  "2015-06-09 09:49:44" },
  { height:  510114 , difficulty:  941555 , date:  "2015-06-09 09:49:49" },
  { height:  510115 , difficulty:  941470 , date:  "2015-06-09 09:50:29" },
  { height:  510116 , difficulty:  941668 , date:  "2015-06-09 09:51:20" },
  { height:  510117 , difficulty:  942100 , date:  "2015-06-09 09:54:38" },
  { height:  510118 , difficulty:  941874 , date:  "2015-06-09 09:55:06" },
  { height:  510119 , difficulty:  943519 , date:  "2015-06-09 09:55:16" },
  { height:  510120 , difficulty:  941118 , date:  "2015-06-09 09:55:18" },
  { height:  510121 , difficulty:  941245 , date:  "2015-06-09 09:57:17" },
  { height:  510122 , difficulty:  940064 , date:  "2015-06-09 10:00:06" },
  { height:  510123 , difficulty:  936981 , date:  "2015-06-09 10:01:03" },
  { height:  510124 , difficulty:  940259 , date:  "2015-06-09 10:01:54" },
  { height:  510125 , difficulty:  938514 , date:  "2015-06-09 10:02:06" },
  { height:  510126 , difficulty:  936265 , date:  "2015-06-09 10:03:49" },
  { height:  510127 , difficulty:  934348 , date:  "2015-06-09 10:03:45" },
  { height:  510128 , difficulty:  932019 , date:  "2015-06-09 10:03:47" },
  { height:  510129 , difficulty:  933527 , date:  "2015-06-09 10:04:16" },
  { height:  510130 , difficulty:  927760 , date:  "2015-06-09 10:04:21" },
  { height:  510131 , difficulty:  920687 , date:  "2015-06-09 10:04:23" },
  { height:  510132 , difficulty:  920562 , date:  "2015-06-09 10:04:36" },
  { height:  510133 , difficulty:  919404 , date:  "2015-06-09 10:04:42" },
  { height:  510134 , difficulty:  920865 , date:  "2015-06-09 10:04:43" },
  { height:  510135 , difficulty:  923099 , date:  "2015-06-09 10:05:02" },
  { height:  510136 , difficulty:  922394 , date:  "2015-06-09 10:08:39" },
  { height:  510137 , difficulty:  915689 , date:  "2015-06-09 10:08:59" },
  { height:  510138 , difficulty:  917236 , date:  "2015-06-09 10:09:26" },
  { height:  510139 , difficulty:  915243 , date:  "2015-06-09 10:10:17" },
  { height:  510140 , difficulty:  915301 , date:  "2015-06-09 10:09:51" },
  { height:  510141 , difficulty:  912979 , date:  "2015-06-09 10:11:43" },
  { height:  510142 , difficulty:  912079 , date:  "2015-06-09 10:12:30" },
  { height:  510143 , difficulty:  914496 , date:  "2015-06-09 10:13:30" },
  { height:  510144 , difficulty:  918288 , date:  "2015-06-09 10:13:38" },
  { height:  510145 , difficulty:  918506 , date:  "2015-06-09 10:15:07" },
  { height:  510146 , difficulty:  925885 , date:  "2015-06-09 10:15:41" },
  { height:  510147 , difficulty:  925647 , date:  "2015-06-09 10:17:26" },
  { height:  510148 , difficulty:  926164 , date:  "2015-06-09 10:18:52" },
  { height:  510149 , difficulty:  927049 , date:  "2015-06-09 10:21:59" },
  { height:  510150 , difficulty:  925959 , date:  "2015-06-09 10:22:44" },
  { height:  510151 , difficulty:  927355 , date:  "2015-06-09 10:23:01" },
  { height:  510152 , difficulty:  926455 , date:  "2015-06-09 10:27:56" },
  { height:  510153 , difficulty:  926042 , date:  "2015-06-09 10:29:00" },
  { height:  510154 , difficulty:  929838 , date:  "2015-06-09 10:28:54" },
  { height:  510155 , difficulty:  929217 , date:  "2015-06-09 10:32:34" },
  { height:  510156 , difficulty:  929113 , date:  "2015-06-09 10:35:44" },
  { height:  510157 , difficulty:  925032 , date:  "2015-06-09 10:38:36" },
  { height:  510158 , difficulty:  931322 , date:  "2015-06-09 10:38:38" },
  { height:  510159 , difficulty:  927306 , date:  "2015-06-09 10:39:14" },
  { height:  510160 , difficulty:  929589 , date:  "2015-06-09 10:43:26" },
  { height:  510161 , difficulty:  929023 , date:  "2015-06-09 10:43:30" },
  { height:  510162 , difficulty:  929413 , date:  "2015-06-09 10:48:50" },
  { height:  510163 , difficulty:  931008 , date:  "2015-06-09 10:48:59" },
  { height:  510164 , difficulty:  930930 , date:  "2015-06-09 10:49:12" },
  { height:  510165 , difficulty:  931317 , date:  "2015-06-09 10:50:28" },
  { height:  510166 , difficulty:  936423 , date:  "2015-06-09 10:51:26" },
  { height:  510167 , difficulty:  938415 , date:  "2015-06-09 10:51:40" },
  { height:  510168 , difficulty:  938959 , date:  "2015-06-09 10:51:50" },
  { height:  510169 , difficulty:  940220 , date:  "2015-06-09 10:52:17" },
  { height:  510170 , difficulty:  937797 , date:  "2015-06-09 10:53:30" },
  { height:  510171 , difficulty:  937730 , date:  "2015-06-09 10:54:10" },
  { height:  510172 , difficulty:  934278 , date:  "2015-06-09 10:54:16" },
  { height:  510173 , difficulty:  931865 , date:  "2015-06-09 10:55:03" },
  { height:  510174 , difficulty:  927380 , date:  "2015-06-09 10:58:00" },
  { height:  510175 , difficulty:  930740 , date:  "2015-06-09 11:00:33" },
  { height:  510176 , difficulty:  929505 , date:  "2015-06-09 11:04:03" },
  { height:  510177 , difficulty:  925767 , date:  "2015-06-09 11:05:03" },
  { height:  510178 , difficulty:  925250 , date:  "2015-06-09 11:05:37" },
  { height:  510179 , difficulty:  926202 , date:  "2015-06-09 11:06:08" },
  { height:  510180 , difficulty:  927368 , date:  "2015-06-09 11:07:58" },
  { height:  510181 , difficulty:  927219 , date:  "2015-06-09 11:08:05" },
  { height:  510182 , difficulty:  917031 , date:  "2015-06-09 11:13:52" },
  { height:  510183 , difficulty:  915914 , date:  "2015-06-09 11:14:21" },
  { height:  510184 , difficulty:  917501 , date:  "2015-06-09 11:15:38" },
  { height:  510185 , difficulty:  916963 , date:  "2015-06-09 11:17:32" },
  { height:  510186 , difficulty:  915493 , date:  "2015-06-09 11:18:15" },
  { height:  510187 , difficulty:  918342 , date:  "2015-06-09 11:18:34" },
  { height:  510188 , difficulty:  919691 , date:  "2015-06-09 11:20:03" },
  { height:  510189 , difficulty:  917768 , date:  "2015-06-09 11:20:20" },
  { height:  510190 , difficulty:  917719 , date:  "2015-06-09 11:21:11" },
  { height:  510191 , difficulty:  918510 , date:  "2015-06-09 11:21:46" },
  { height:  510192 , difficulty:  918841 , date:  "2015-06-09 11:23:05" },
  { height:  510193 , difficulty:  914194 , date:  "2015-06-09 11:23:37" },
  { height:  510194 , difficulty:  920523 , date:  "2015-06-09 11:24:02" },
  { height:  510195 , difficulty:  920304 , date:  "2015-06-09 11:28:05" },
  { height:  510196 , difficulty:  920298 , date:  "2015-06-09 11:28:39" },
  { height:  510197 , difficulty:  920264 , date:  "2015-06-09 11:29:31" },
  { height:  510198 , difficulty:  916213 , date:  "2015-06-09 11:30:08" },
  { height:  510199 , difficulty:  916338 , date:  "2015-06-09 11:33:02" },
  { height:  510200 , difficulty:  917047 , date:  "2015-06-09 11:35:49" },
  { height:  510201 , difficulty:  917825 , date:  "2015-06-09 11:37:32" },
  { height:  510202 , difficulty:  915389 , date:  "2015-06-09 11:38:24" },
  { height:  510203 , difficulty:  916352 , date:  "2015-06-09 11:39:10" },
  { height:  510204 , difficulty:  917117 , date:  "2015-06-09 11:40:37" },
  { height:  510205 , difficulty:  920782 , date:  "2015-06-09 11:41:00" },
  { height:  510206 , difficulty:  920675 , date:  "2015-06-09 11:43:13" },
  { height:  510207 , difficulty:  920791 , date:  "2015-06-09 11:43:26" },
  { height:  510208 , difficulty:  920907 , date:  "2015-06-09 11:43:58" },
  { height:  510209 , difficulty:  920856 , date:  "2015-06-09 11:44:33" },
  { height:  510210 , difficulty:  920993 , date:  "2015-06-09 11:45:32" },
  { height:  510211 , difficulty:  920727 , date:  "2015-06-09 11:48:30" },
  { height:  510212 , difficulty:  915553 , date:  "2015-06-09 11:50:57" },
  { height:  510213 , difficulty:  916882 , date:  "2015-06-09 11:51:45" },
  { height:  510214 , difficulty:  918822 , date:  "2015-06-09 11:52:36" },
  { height:  510215 , difficulty:  918158 , date:  "2015-06-09 11:53:10" },
  { height:  510216 , difficulty:  917730 , date:  "2015-06-09 11:53:31" },
  { height:  510217 , difficulty:  916194 , date:  "2015-06-09 11:53:44" },
  { height:  510218 , difficulty:  915667 , date:  "2015-06-09 11:54:23" },
  { height:  510219 , difficulty:  914215 , date:  "2015-06-09 11:54:36" },
  { height:  510220 , difficulty:  914637 , date:  "2015-06-09 11:55:20" },
  { height:  510221 , difficulty:  912485 , date:  "2015-06-09 11:56:48" },
  { height:  510222 , difficulty:  913386 , date:  "2015-06-09 11:57:35" },
  { height:  510223 , difficulty:  911196 , date:  "2015-06-09 11:59:02" },
  { height:  510224 , difficulty:  909680 , date:  "2015-06-09 11:59:50" },
  { height:  510225 , difficulty:  907886 , date:  "2015-06-09 12:03:29" },
  { height:  510226 , difficulty:  906801 , date:  "2015-06-09 12:04:49" },
  { height:  510227 , difficulty:  907135 , date:  "2015-06-09 12:07:32" },
  { height:  510228 , difficulty:  902543 , date:  "2015-06-09 12:11:06" },
  { height:  510229 , difficulty:  902026 , date:  "2015-06-09 12:11:19" },
  { height:  510230 , difficulty:  901848 , date:  "2015-06-09 12:12:51" },
  { height:  510231 , difficulty:  897568 , date:  "2015-06-09 12:13:27" },
  { height:  510232 , difficulty:  893738 , date:  "2015-06-09 12:14:49" },
  { height:  510233 , difficulty:  889797 , date:  "2015-06-09 12:15:01" },
  { height:  510234 , difficulty:  890742 , date:  "2015-06-09 12:15:11" },
  { height:  510235 , difficulty:  892320 , date:  "2015-06-09 12:16:11" },
  { height:  510236 , difficulty:  886698 , date:  "2015-06-09 12:16:13" },
  { height:  510237 , difficulty:  888735 , date:  "2015-06-09 12:17:15" },
  { height:  510238 , difficulty:  881545 , date:  "2015-06-09 12:20:35" },
  { height:  510239 , difficulty:  883567 , date:  "2015-06-09 12:20:40" },
  { height:  510240 , difficulty:  883537 , date:  "2015-06-09 12:22:13" },
  { height:  510241 , difficulty:  881970 , date:  "2015-06-09 12:24:52" },
  { height:  510242 , difficulty:  882536 , date:  "2015-06-09 12:25:22" },
  { height:  510243 , difficulty:  886422 , date:  "2015-06-09 12:25:51" },
  { height:  510244 , difficulty:  890573 , date:  "2015-06-09 12:26:59" },
  { height:  510245 , difficulty:  889957 , date:  "2015-06-09 12:27:04" },
  { height:  510246 , difficulty:  889091 , date:  "2015-06-09 12:31:39" },
  { height:  510247 , difficulty:  888971 , date:  "2015-06-09 12:34:14" },
  { height:  510248 , difficulty:  890645 , date:  "2015-06-09 12:34:37" },
  { height:  510249 , difficulty:  890070 , date:  "2015-06-09 12:36:13" },
  { height:  510250 , difficulty:  886735 , date:  "2015-06-09 12:39:14" },
  { height:  510251 , difficulty:  884261 , date:  "2015-06-09 12:42:33" },
  { height:  510252 , difficulty:  879601 , date:  "2015-06-09 12:44:14" },
  { height:  510253 , difficulty:  879323 , date:  "2015-06-09 12:47:01" },
  { height:  510254 , difficulty:  879110 , date:  "2015-06-09 12:47:29" },
  { height:  510255 , difficulty:  878478 , date:  "2015-06-09 12:47:33" },
  { height:  510256 , difficulty:  877589 , date:  "2015-06-09 12:49:38" },
  { height:  510257 , difficulty:  879567 , date:  "2015-06-09 12:50:23" },
  { height:  510258 , difficulty:  872702 , date:  "2015-06-09 12:50:53" },
  { height:  510259 , difficulty:  872652 , date:  "2015-06-09 12:52:48" },
  { height:  510260 , difficulty:  873299 , date:  "2015-06-09 12:53:41" },
  { height:  510261 , difficulty:  874221 , date:  "2015-06-09 12:55:57" },
  { height:  510262 , difficulty:  873281 , date:  "2015-06-09 12:56:40" },
  { height:  510263 , difficulty:  876054 , date:  "2015-06-09 12:57:17" },
  { height:  510264 , difficulty:  874070 , date:  "2015-06-09 12:58:30" },
  { height:  510265 , difficulty:  873665 , date:  "2015-06-09 13:00:01" },
  { height:  510266 , difficulty:  876638 , date:  "2015-06-09 13:00:07" },
  { height:  510267 , difficulty:  876957 , date:  "2015-06-09 13:01:19" },
  { height:  510268 , difficulty:  875210 , date:  "2015-06-09 13:01:21" },
  { height:  510269 , difficulty:  875322 , date:  "2015-06-09 13:02:09" },
  { height:  510270 , difficulty:  875565 , date:  "2015-06-09 13:03:34" },
  { height:  510271 , difficulty:  870223 , date:  "2015-06-09 13:03:15" },
  { height:  510272 , difficulty:  869580 , date:  "2015-06-09 13:04:03" },
  { height:  510273 , difficulty:  872116 , date:  "2015-06-09 13:06:46" },
  { height:  510274 , difficulty:  872338 , date:  "2015-06-09 13:08:49" },
  { height:  510275 , difficulty:  868510 , date:  "2015-06-09 13:09:38" },
  { height:  510276 , difficulty:  864913 , date:  "2015-06-09 13:10:47" },
  { height:  510277 , difficulty:  862859 , date:  "2015-06-09 13:11:09" },
  { height:  510278 , difficulty:  862772 , date:  "2015-06-09 13:11:34" },
  { height:  510279 , difficulty:  862319 , date:  "2015-06-09 13:11:54" },
  { height:  510280 , difficulty:  861572 , date:  "2015-06-09 13:13:05" },
  { height:  510281 , difficulty:  861370 , date:  "2015-06-09 13:13:41" },
  { height:  510282 , difficulty:  858958 , date:  "2015-06-09 13:14:34" },
  { height:  510283 , difficulty:  861603 , date:  "2015-06-09 13:14:36" },
  { height:  510284 , difficulty:  860951 , date:  "2015-06-09 13:15:19" },
  { height:  510285 , difficulty:  861832 , date:  "2015-06-09 13:15:51" },
  { height:  510286 , difficulty:  862223 , date:  "2015-06-09 13:16:40" },
  { height:  510287 , difficulty:  858380 , date:  "2015-06-09 13:18:01" },
  { height:  510288 , difficulty:  857172 , date:  "2015-06-09 13:17:43" },
  { height:  510289 , difficulty:  856180 , date:  "2015-06-09 13:20:18" },
  { height:  510290 , difficulty:  856249 , date:  "2015-06-09 13:21:01" },
  { height:  510291 , difficulty:  855555 , date:  "2015-06-09 13:22:08" },
  { height:  510292 , difficulty:  856457 , date:  "2015-06-09 13:23:03" },
  { height:  510293 , difficulty:  856240 , date:  "2015-06-09 13:23:29" },
  { height:  510294 , difficulty:  855621 , date:  "2015-06-09 13:25:49" },
  { height:  510295 , difficulty:  856256 , date:  "2015-06-09 13:26:18" },
  { height:  510296 , difficulty:  855924 , date:  "2015-06-09 13:26:36" },
  { height:  510297 , difficulty:  854537 , date:  "2015-06-09 13:27:33" },
  { height:  510298 , difficulty:  853535 , date:  "2015-06-09 13:29:06" },
  { height:  510299 , difficulty:  854248 , date:  "2015-06-09 13:29:21" },
  { height:  510300 , difficulty:  858273 , date:  "2015-06-09 13:29:41" },
  { height:  510301 , difficulty:  854260 , date:  "2015-06-09 13:29:49" },
  { height:  510302 , difficulty:  853327 , date:  "2015-06-09 13:29:37" },
  { height:  510303 , difficulty:  849916 , date:  "2015-06-09 13:32:05" },
  { height:  510304 , difficulty:  849072 , date:  "2015-06-09 13:31:43" },
  { height:  510305 , difficulty:  849513 , date:  "2015-06-09 13:32:32" },
  { height:  510306 , difficulty:  847523 , date:  "2015-06-09 13:32:55" },
  { height:  510307 , difficulty:  848155 , date:  "2015-06-09 13:33:23" },
  { height:  510308 , difficulty:  846363 , date:  "2015-06-09 13:34:09" },
  { height:  510309 , difficulty:  846632 , date:  "2015-06-09 13:35:11" },
  { height:  510310 , difficulty:  846965 , date:  "2015-06-09 13:36:57" },
  { height:  510311 , difficulty:  846165 , date:  "2015-06-09 13:37:57" },
  { height:  510312 , difficulty:  846632 , date:  "2015-06-09 13:39:41" },
  { height:  510313 , difficulty:  845414 , date:  "2015-06-09 13:39:55" },
  { height:  510314 , difficulty:  841277 , date:  "2015-06-09 13:41:00" },
  { height:  510315 , difficulty:  841409 , date:  "2015-06-09 13:41:54" },
  { height:  510316 , difficulty:  841272 , date:  "2015-06-09 13:42:34" },
  { height:  510317 , difficulty:  839948 , date:  "2015-06-09 13:43:11" },
  { height:  510318 , difficulty:  839790 , date:  "2015-06-09 13:43:51" },
  { height:  510319 , difficulty:  839091 , date:  "2015-06-09 13:44:30" },
  { height:  510320 , difficulty:  838347 , date:  "2015-06-09 13:44:32" },
  { height:  510321 , difficulty:  838592 , date:  "2015-06-09 13:44:36" },
  { height:  510322 , difficulty:  832946 , date:  "2015-06-09 13:48:50" },
  { height:  510323 , difficulty:  832545 , date:  "2015-06-09 13:51:56" },
  { height:  510324 , difficulty:  835301 , date:  "2015-06-09 13:54:05" },
  { height:  510325 , difficulty:  835628 , date:  "2015-06-09 13:57:22" },
  { height:  510326 , difficulty:  832513 , date:  "2015-06-09 13:57:37" },
  { height:  510327 , difficulty:  828458 , date:  "2015-06-09 13:59:42" },
  { height:  510328 , difficulty:  826502 , date:  "2015-06-09 14:01:16" },
  { height:  510329 , difficulty:  824749 , date:  "2015-06-09 14:02:03" },
  { height:  510330 , difficulty:  824646 , date:  "2015-06-09 14:04:17" },
  { height:  510331 , difficulty:  825248 , date:  "2015-06-09 14:04:52" },
  { height:  510332 , difficulty:  827275 , date:  "2015-06-09 14:05:25" },
  { height:  510333 , difficulty:  826899 , date:  "2015-06-09 14:05:30" },
  { height:  510334 , difficulty:  827107 , date:  "2015-06-09 14:05:54" },
  { height:  510335 , difficulty:  824807 , date:  "2015-06-09 14:07:47" },
  { height:  510336 , difficulty:  823738 , date:  "2015-06-09 14:08:26" },
  { height:  510337 , difficulty:  824268 , date:  "2015-06-09 14:10:16" },
  { height:  510338 , difficulty:  823300 , date:  "2015-06-09 14:12:13" },
  { height:  510339 , difficulty:  826890 , date:  "2015-06-09 14:12:19" },
  { height:  510340 , difficulty:  829073 , date:  "2015-06-09 14:12:29" },
  { height:  510341 , difficulty:  827480 , date:  "2015-06-09 14:13:25" },
  { height:  510342 , difficulty:  828361 , date:  "2015-06-09 14:13:40" },
  { height:  510343 , difficulty:  829126 , date:  "2015-06-09 14:15:37" },
  { height:  510344 , difficulty:  828993 , date:  "2015-06-09 14:16:02" },
  { height:  510345 , difficulty:  828085 , date:  "2015-06-09 14:17:46" },
  { height:  510346 , difficulty:  827157 , date:  "2015-06-09 14:18:43" },
  { height:  510347 , difficulty:  827528 , date:  "2015-06-09 14:20:36" },
  { height:  510348 , difficulty:  828217 , date:  "2015-06-09 14:21:37" },
  { height:  510349 , difficulty:  825305 , date:  "2015-06-09 14:21:53" },
  { height:  510350 , difficulty:  823846 , date:  "2015-06-09 14:23:40" },
  { height:  510351 , difficulty:  822736 , date:  "2015-06-09 14:27:12" },
  { height:  510352 , difficulty:  824590 , date:  "2015-06-09 14:27:17" },
  { height:  510353 , difficulty:  824412 , date:  "2015-06-09 14:28:14" },
  { height:  510354 , difficulty:  823878 , date:  "2015-06-09 14:29:35" },
  { height:  510355 , difficulty:  824864 , date:  "2015-06-09 14:32:34" },
  { height:  510356 , difficulty:  823318 , date:  "2015-06-09 14:36:18" },
  { height:  510357 , difficulty:  824809 , date:  "2015-06-09 14:37:26" },
  { height:  510358 , difficulty:  823628 , date:  "2015-06-09 14:37:30" },
  { height:  510359 , difficulty:  825182 , date:  "2015-06-09 14:37:50" },
  { height:  510360 , difficulty:  824611 , date:  "2015-06-09 14:39:49" },
  { height:  510361 , difficulty:  826540 , date:  "2015-06-09 14:39:53" },
  { height:  510362 , difficulty:  826749 , date:  "2015-06-09 14:40:12" },
  { height:  510363 , difficulty:  826392 , date:  "2015-06-09 14:40:45" },
  { height:  510364 , difficulty:  826313 , date:  "2015-06-09 14:41:11" },
  { height:  510365 , difficulty:  823795 , date:  "2015-06-09 14:41:13" },
  { height:  510366 , difficulty:  825896 , date:  "2015-06-09 14:42:24" },
  { height:  510367 , difficulty:  824467 , date:  "2015-06-09 14:43:23" },
  { height:  510368 , difficulty:  824047 , date:  "2015-06-09 14:43:49" },
  { height:  510369 , difficulty:  827240 , date:  "2015-06-09 14:44:10" },
  { height:  510370 , difficulty:  824485 , date:  "2015-06-09 14:44:20" },
  { height:  510371 , difficulty:  824020 , date:  "2015-06-09 14:45:30" },
  { height:  510372 , difficulty:  825619 , date:  "2015-06-09 14:46:06" },
  { height:  510373 , difficulty:  827023 , date:  "2015-06-09 14:49:22" },
  { height:  510374 , difficulty:  825775 , date:  "2015-06-09 14:50:24" },
  { height:  510375 , difficulty:  828724 , date:  "2015-06-09 14:50:40" },
  { height:  510376 , difficulty:  828290 , date:  "2015-06-09 14:50:53" },
  { height:  510377 , difficulty:  829376 , date:  "2015-06-09 14:51:12" },
  { height:  510378 , difficulty:  830865 , date:  "2015-06-09 14:51:43" },
  { height:  510379 , difficulty:  833424 , date:  "2015-06-09 14:51:56" },
  { height:  510380 , difficulty:  832779 , date:  "2015-06-09 14:53:37" },
  { height:  510381 , difficulty:  832253 , date:  "2015-06-09 14:54:27" },
  { height:  510382 , difficulty:  831603 , date:  "2015-06-09 14:55:24" },
  { height:  510383 , difficulty:  831197 , date:  "2015-06-09 14:57:10" },
  { height:  510384 , difficulty:  830929 , date:  "2015-06-09 14:57:34" },
  { height:  510385 , difficulty:  829493 , date:  "2015-06-09 14:59:18" },
  { height:  510386 , difficulty:  828202 , date:  "2015-06-09 15:00:06" },
  { height:  510387 , difficulty:  827194 , date:  "2015-06-09 15:00:17" },
  { height:  510388 , difficulty:  824911 , date:  "2015-06-09 15:00:33" },
  { height:  510389 , difficulty:  825784 , date:  "2015-06-09 15:01:28" },
  { height:  510390 , difficulty:  824314 , date:  "2015-06-09 15:03:50" },
  { height:  510391 , difficulty:  824237 , date:  "2015-06-09 15:04:14" },
  { height:  510392 , difficulty:  823229 , date:  "2015-06-09 15:04:54" },
  { height:  510393 , difficulty:  822480 , date:  "2015-06-09 15:06:44" },
  { height:  510394 , difficulty:  821554 , date:  "2015-06-09 15:07:06" },
  { height:  510395 , difficulty:  820863 , date:  "2015-06-09 15:07:54" },
  { height:  510396 , difficulty:  820648 , date:  "2015-06-09 15:08:05" },
  { height:  510397 , difficulty:  823085 , date:  "2015-06-09 15:08:56" },
  { height:  510398 , difficulty:  817873 , date:  "2015-06-09 15:08:58" },
  { height:  510399 , difficulty:  820369 , date:  "2015-06-09 15:09:28" },
  { height:  510400 , difficulty:  818436 , date:  "2015-06-09 15:09:54" },
  { height:  510401 , difficulty:  815067 , date:  "2015-06-09 15:10:31" },
  { height:  510402 , difficulty:  814618 , date:  "2015-06-09 15:11:05" },
  { height:  510403 , difficulty:  815609 , date:  "2015-06-09 15:12:54" },
  { height:  510404 , difficulty:  813608 , date:  "2015-06-09 15:13:42" },
  { height:  510405 , difficulty:  815706 , date:  "2015-06-09 15:16:25" },
  { height:  510406 , difficulty:  812938 , date:  "2015-06-09 15:19:39" },
  { height:  510407 , difficulty:  812807 , date:  "2015-06-09 15:19:12" },
  { height:  510408 , difficulty:  815636 , date:  "2015-06-09 15:20:05" },
  { height:  510409 , difficulty:  815419 , date:  "2015-06-09 15:21:37" },
  { height:  510410 , difficulty:  815419 , date:  "2015-06-09 15:23:45" },
  { height:  510411 , difficulty:  813440 , date:  "2015-06-09 15:25:06" },
  { height:  510412 , difficulty:  812943 , date:  "2015-06-09 15:25:16" },
  { height:  510413 , difficulty:  813095 , date:  "2015-06-09 15:25:49" },
  { height:  510414 , difficulty:  810754 , date:  "2015-06-09 15:25:55" },
  { height:  510415 , difficulty:  814075 , date:  "2015-06-09 15:26:54" },
  { height:  510416 , difficulty:  813800 , date:  "2015-06-09 15:28:08" },
  { height:  510417 , difficulty:  813422 , date:  "2015-06-09 15:30:14" },
  { height:  510418 , difficulty:  817505 , date:  "2015-06-09 15:32:10" },
  { height:  510419 , difficulty:  815027 , date:  "2015-06-09 15:32:12" },
  { height:  510420 , difficulty:  814378 , date:  "2015-06-09 15:33:01" },
  { height:  510421 , difficulty:  812789 , date:  "2015-06-09 15:33:12" },
  { height:  510422 , difficulty:  812136 , date:  "2015-06-09 15:33:44" },
  { height:  510423 , difficulty:  810312 , date:  "2015-06-09 15:34:05" },
  { height:  510424 , difficulty:  810302 , date:  "2015-06-09 15:34:43" },
  { height:  510425 , difficulty:  810365 , date:  "2015-06-09 15:35:01" },
  { height:  510426 , difficulty:  810636 , date:  "2015-06-09 15:36:09" },
  { height:  510427 , difficulty:  806525 , date:  "2015-06-09 15:36:19" },
  { height:  510428 , difficulty:  811235 , date:  "2015-06-09 15:36:24" },
  { height:  510429 , difficulty:  809968 , date:  "2015-06-09 15:38:22" },
  { height:  510430 , difficulty:  811660 , date:  "2015-06-09 15:38:47" },
  { height:  510431 , difficulty:  808563 , date:  "2015-06-09 15:39:53" },
  { height:  510432 , difficulty:  804092 , date:  "2015-06-09 15:40:25" },
  { height:  510433 , difficulty:  802793 , date:  "2015-06-09 15:40:41" },
  { height:  510434 , difficulty:  805230 , date:  "2015-06-09 15:42:11" },
  { height:  510435 , difficulty:  804698 , date:  "2015-06-09 15:43:18" },
  { height:  510436 , difficulty:  802401 , date:  "2015-06-09 15:42:55" },
  { height:  510437 , difficulty:  803669 , date:  "2015-06-09 15:43:49" },
  { height:  510438 , difficulty:  806835 , date:  "2015-06-09 15:45:35" },
  { height:  510439 , difficulty:  806454 , date:  "2015-06-09 15:46:21" },
  { height:  510440 , difficulty:  805841 , date:  "2015-06-09 15:46:40" },
  { height:  510441 , difficulty:  805585 , date:  "2015-06-09 15:47:52" },
  { height:  510442 , difficulty:  806126 , date:  "2015-06-09 15:47:54" },
  { height:  510443 , difficulty:  805216 , date:  "2015-06-09 15:48:40" },
  { height:  510444 , difficulty:  804825 , date:  "2015-06-09 15:48:44" },
  { height:  510445 , difficulty:  810191 , date:  "2015-06-09 15:49:24" },
  { height:  510446 , difficulty:  809841 , date:  "2015-06-09 15:52:16" },
  { height:  510447 , difficulty:  810861 , date:  "2015-06-09 15:54:31" },
  { height:  510448 , difficulty:  810061 , date:  "2015-06-09 15:54:54" },
  { height:  510449 , difficulty:  809092 , date:  "2015-06-09 15:54:58" },
  { height:  510450 , difficulty:  807853 , date:  "2015-06-09 15:55:55" },
  { height:  510451 , difficulty:  807502 , date:  "2015-06-09 15:56:15" },
  { height:  510452 , difficulty:  814370 , date:  "2015-06-09 15:56:53" },
  { height:  510453 , difficulty:  815743 , date:  "2015-06-09 15:58:09" },
  { height:  510454 , difficulty:  814977 , date:  "2015-06-09 15:58:10" },
  { height:  510455 , difficulty:  821839 , date:  "2015-06-09 16:00:36" },
  { height:  510456 , difficulty:  819722 , date:  "2015-06-09 16:02:12" },
  { height:  510457 , difficulty:  821791 , date:  "2015-06-09 16:03:07" },
  { height:  510458 , difficulty:  822755 , date:  "2015-06-09 16:03:37" },
  { height:  510459 , difficulty:  820445 , date:  "2015-06-09 16:04:39" },
  { height:  510460 , difficulty:  822110 , date:  "2015-06-09 16:05:27" },
  { height:  510461 , difficulty:  820375 , date:  "2015-06-09 16:06:40" },
  { height:  510462 , difficulty:  820980 , date:  "2015-06-09 16:09:58" },
  { height:  510463 , difficulty:  821885 , date:  "2015-06-09 16:09:24" },
  { height:  510464 , difficulty:  821401 , date:  "2015-06-09 16:12:13" },
  { height:  510465 , difficulty:  820739 , date:  "2015-06-09 16:12:27" },
  { height:  510466 , difficulty:  820579 , date:  "2015-06-09 16:14:38" },
  { height:  510467 , difficulty:  822804 , date:  "2015-06-09 16:16:48" },
  { height:  510468 , difficulty:  823349 , date:  "2015-06-09 16:16:49" },
  { height:  510469 , difficulty:  821557 , date:  "2015-06-09 16:21:39" },
  { height:  510470 , difficulty:  822719 , date:  "2015-06-09 16:21:42" },
  { height:  510471 , difficulty:  821548 , date:  "2015-06-09 16:23:58" },
  { height:  510472 , difficulty:  822669 , date:  "2015-06-09 16:25:21" },
  { height:  510473 , difficulty:  822173 , date:  "2015-06-09 16:27:11" },
  { height:  510474 , difficulty:  822990 , date:  "2015-06-09 16:27:38" },
  { height:  510475 , difficulty:  824864 , date:  "2015-06-09 16:31:21" },
  { height:  510476 , difficulty:  824099 , date:  "2015-06-09 16:31:30" },
  { height:  510477 , difficulty:  823554 , date:  "2015-06-09 16:32:25" },
  { height:  510478 , difficulty:  823170 , date:  "2015-06-09 16:32:53" },
  { height:  510479 , difficulty:  820780 , date:  "2015-06-09 16:35:44" },
  { height:  510480 , difficulty:  820158 , date:  "2015-06-09 16:37:14" },
  { height:  510481 , difficulty:  817082 , date:  "2015-06-09 16:37:26" },
  { height:  510482 , difficulty:  813903 , date:  "2015-06-09 16:38:32" },
  { height:  510483 , difficulty:  815206 , date:  "2015-06-09 16:38:56" },
  { height:  510484 , difficulty:  814942 , date:  "2015-06-09 16:39:20" },
  { height:  510485 , difficulty:  816301 , date:  "2015-06-09 16:41:05" },
  { height:  510486 , difficulty:  816193 , date:  "2015-06-09 16:42:57" },
  { height:  510487 , difficulty:  815138 , date:  "2015-06-09 16:46:46" },
  { height:  510488 , difficulty:  816510 , date:  "2015-06-09 16:47:03" },
  { height:  510489 , difficulty:  819284 , date:  "2015-06-09 16:47:39" },
  { height:  510490 , difficulty:  819202 , date:  "2015-06-09 16:49:49" },
  { height:  510491 , difficulty:  818297 , date:  "2015-06-09 16:49:49" },
  { height:  510492 , difficulty:  819518 , date:  "2015-06-09 16:51:38" },
  { height:  510493 , difficulty:  817801 , date:  "2015-06-09 16:52:41" },
  { height:  510494 , difficulty:  815659 , date:  "2015-06-09 16:53:58" },
  { height:  510495 , difficulty:  816796 , date:  "2015-06-09 16:53:26" },
  { height:  510496 , difficulty:  816661 , date:  "2015-06-09 16:53:29" },
  { height:  510497 , difficulty:  817593 , date:  "2015-06-09 16:54:55" },
  { height:  510498 , difficulty:  817838 , date:  "2015-06-09 16:55:12" },
  { height:  510499 , difficulty:  817252 , date:  "2015-06-09 16:56:35" },
  { height:  510500 , difficulty:  817964 , date:  "2015-06-09 17:00:08" },
  { height:  510501 , difficulty:  817357 , date:  "2015-06-09 17:05:00" },
  { height:  510502 , difficulty:  815805 , date:  "2015-06-09 17:05:01" },
  { height:  510503 , difficulty:  816833 , date:  "2015-06-09 17:06:04" },
  { height:  510504 , difficulty:  820550 , date:  "2015-06-09 17:06:35" },
  { height:  510505 , difficulty:  819340 , date:  "2015-06-09 17:07:31" },
  { height:  510506 , difficulty:  819606 , date:  "2015-06-09 17:07:52" },
  { height:  510507 , difficulty:  818235 , date:  "2015-06-09 17:07:59" },
  { height:  510508 , difficulty:  817935 , date:  "2015-06-09 17:10:07" },
  { height:  510509 , difficulty:  818303 , date:  "2015-06-09 17:10:35" },
  { height:  510510 , difficulty:  817358 , date:  "2015-06-09 17:11:00" },
  { height:  510511 , difficulty:  817632 , date:  "2015-06-09 17:11:02" },
  { height:  510512 , difficulty:  817475 , date:  "2015-06-09 17:13:03" },
  { height:  510513 , difficulty:  816652 , date:  "2015-06-09 17:13:05" },
  { height:  510514 , difficulty:  814563 , date:  "2015-06-09 17:13:19" },
  { height:  510515 , difficulty:  815228 , date:  "2015-06-09 17:14:34" },
  { height:  510516 , difficulty:  814697 , date:  "2015-06-09 17:15:10" },
  { height:  510517 , difficulty:  814207 , date:  "2015-06-09 17:15:40" },
  { height:  510518 , difficulty:  814346 , date:  "2015-06-09 17:16:36" },
  { height:  510519 , difficulty:  817423 , date:  "2015-06-09 17:16:50" },
  { height:  510520 , difficulty:  817495 , date:  "2015-06-09 17:17:16" },
  { height:  510521 , difficulty:  816487 , date:  "2015-06-09 17:18:09" },
  { height:  510522 , difficulty:  815582 , date:  "2015-06-09 17:19:02" },
  { height:  510523 , difficulty:  816473 , date:  "2015-06-09 17:20:40" },
  { height:  510524 , difficulty:  816732 , date:  "2015-06-09 17:22:03" },
  { height:  510525 , difficulty:  816976 , date:  "2015-06-09 17:22:38" },
  { height:  510526 , difficulty:  815685 , date:  "2015-06-09 17:23:00" },
  { height:  510527 , difficulty:  819027 , date:  "2015-06-09 17:23:38" },
  { height:  510528 , difficulty:  818041 , date:  "2015-06-09 17:25:21" },
  { height:  510529 , difficulty:  816979 , date:  "2015-06-09 17:26:16" },
  { height:  510530 , difficulty:  816773 , date:  "2015-06-09 17:26:57" },
  { height:  510531 , difficulty:  817467 , date:  "2015-06-09 17:27:22" },
  { height:  510532 , difficulty:  815420 , date:  "2015-06-09 17:29:08" },
  { height:  510533 , difficulty:  817764 , date:  "2015-06-09 17:30:28" },
  { height:  510534 , difficulty:  817191 , date:  "2015-06-09 17:31:11" },
  { height:  510535 , difficulty:  817003 , date:  "2015-06-09 17:31:23" },
  { height:  510536 , difficulty:  816453 , date:  "2015-06-09 17:31:46" },
  { height:  510537 , difficulty:  815963 , date:  "2015-06-09 17:34:36" },
  { height:  510538 , difficulty:  815844 , date:  "2015-06-09 17:34:41" },
  { height:  510539 , difficulty:  816890 , date:  "2015-06-09 17:35:24" },
  { height:  510540 , difficulty:  815787 , date:  "2015-06-09 17:37:11" },
  { height:  510541 , difficulty:  815583 , date:  "2015-06-09 17:38:05" },
  { height:  510542 , difficulty:  813224 , date:  "2015-06-09 17:38:23" },
  { height:  510543 , difficulty:  810580 , date:  "2015-06-09 17:38:51" },
  { height:  510544 , difficulty:  811211 , date:  "2015-06-09 17:40:33" },
  { height:  510545 , difficulty:  806069 , date:  "2015-06-09 17:41:40" },
  { height:  510546 , difficulty:  807310 , date:  "2015-06-09 17:42:34" },
  { height:  510547 , difficulty:  805810 , date:  "2015-06-09 17:42:58" },
  { height:  510548 , difficulty:  805110 , date:  "2015-06-09 17:43:07" },
  { height:  510549 , difficulty:  802740 , date:  "2015-06-09 17:44:19" },
  { height:  510550 , difficulty:  802967 , date:  "2015-06-09 17:45:10" },
  { height:  510551 , difficulty:  798675 , date:  "2015-06-09 17:46:22" },
  { height:  510552 , difficulty:  798310 , date:  "2015-06-09 17:48:40" },
  { height:  510553 , difficulty:  797136 , date:  "2015-06-09 17:48:46" },
  { height:  510554 , difficulty:  796685 , date:  "2015-06-09 17:48:59" },
  { height:  510555 , difficulty:  796228 , date:  "2015-06-09 17:51:57" },
  { height:  510556 , difficulty:  794440 , date:  "2015-06-09 17:52:04" },
  { height:  510557 , difficulty:  795375 , date:  "2015-06-09 17:52:07" },
  { height:  510558 , difficulty:  794783 , date:  "2015-06-09 17:52:21" },
  { height:  510559 , difficulty:  795073 , date:  "2015-06-09 17:53:07" },
  { height:  510560 , difficulty:  796378 , date:  "2015-06-09 17:53:30" },
  { height:  510561 , difficulty:  795212 , date:  "2015-06-09 17:53:45" },
  { height:  510562 , difficulty:  794150 , date:  "2015-06-09 17:54:21" },
  { height:  510563 , difficulty:  791520 , date:  "2015-06-09 17:56:18" },
  { height:  510564 , difficulty:  791088 , date:  "2015-06-09 17:57:54" },
  { height:  510565 , difficulty:  793431 , date:  "2015-06-09 17:58:38" },
  { height:  510566 , difficulty:  790732 , date:  "2015-06-09 17:59:10" },
  { height:  510567 , difficulty:  792178 , date:  "2015-06-09 18:00:01" },
  { height:  510568 , difficulty:  791305 , date:  "2015-06-09 18:01:29" },
  { height:  510569 , difficulty:  790781 , date:  "2015-06-09 18:05:01" },
  { height:  510570 , difficulty:  790174 , date:  "2015-06-09 18:08:47" },
  { height:  510571 , difficulty:  792437 , date:  "2015-06-09 18:08:48" },
  { height:  510572 , difficulty:  791716 , date:  "2015-06-09 18:09:02" },
  { height:  510573 , difficulty:  791911 , date:  "2015-06-09 18:09:56" },
  { height:  510574 , difficulty:  791776 , date:  "2015-06-09 18:10:09" },
  { height:  510575 , difficulty:  791562 , date:  "2015-06-09 18:10:46" },
  { height:  510576 , difficulty:  788273 , date:  "2015-06-09 18:11:41" },
  { height:  510577 , difficulty:  783122 , date:  "2015-06-09 18:13:58" },
  { height:  510578 , difficulty:  783541 , date:  "2015-06-09 18:14:32" },
  { height:  510579 , difficulty:  787177 , date:  "2015-06-09 18:15:26" },
  { height:  510580 , difficulty:  786573 , date:  "2015-06-09 18:16:26" },
  { height:  510581 , difficulty:  786259 , date:  "2015-06-09 18:16:56" },
  { height:  510582 , difficulty:  785811 , date:  "2015-06-09 18:23:04" },
  { height:  510583 , difficulty:  785496 , date:  "2015-06-09 18:23:31" },
  { height:  510584 , difficulty:  784394 , date:  "2015-06-09 18:23:46" },
  { height:  510585 , difficulty:  783715 , date:  "2015-06-09 18:32:49" },
  { height:  510586 , difficulty:  785808 , date:  "2015-06-09 18:33:03" },
  { height:  510587 , difficulty:  785757 , date:  "2015-06-09 18:37:05" },
  { height:  510588 , difficulty:  784861 , date:  "2015-06-09 18:38:02" },
  { height:  510589 , difficulty:  784611 , date:  "2015-06-09 18:40:20" },
  { height:  510590 , difficulty:  785470 , date:  "2015-06-09 18:40:52" },
  { height:  510591 , difficulty:  784277 , date:  "2015-06-09 18:42:05" },
  { height:  510592 , difficulty:  784059 , date:  "2015-06-09 18:42:15" },
  { height:  510593 , difficulty:  783766 , date:  "2015-06-09 18:42:19" },
  { height:  510594 , difficulty:  784871 , date:  "2015-06-09 18:42:28" },
  { height:  510595 , difficulty:  784551 , date:  "2015-06-09 18:43:20" },
  { height:  510596 , difficulty:  784230 , date:  "2015-06-09 18:43:32" },
  { height:  510597 , difficulty:  784309 , date:  "2015-06-09 18:46:32" },
  { height:  510598 , difficulty:  786219 , date:  "2015-06-09 18:48:14" },
  { height:  510599 , difficulty:  785117 , date:  "2015-06-09 18:49:31" },
  { height:  510600 , difficulty:  784479 , date:  "2015-06-09 18:53:27" },
  { height:  510601 , difficulty:  791899 , date:  "2015-06-09 18:56:34" },
  { height:  510602 , difficulty:  798699 , date:  "2015-06-09 18:57:03" },
  { height:  510603 , difficulty:  797953 , date:  "2015-06-09 18:58:39" },
  { height:  510604 , difficulty:  795800 , date:  "2015-06-09 18:58:44" },
  { height:  510605 , difficulty:  800703 , date:  "2015-06-09 19:00:37" },
  { height:  510606 , difficulty:  799666 , date:  "2015-06-09 19:01:25" },
  { height:  510607 , difficulty:  801597 , date:  "2015-06-09 19:01:42" },
  { height:  510608 , difficulty:  801740 , date:  "2015-06-09 19:01:45" },
  { height:  510609 , difficulty:  799981 , date:  "2015-06-09 19:02:14" },
  { height:  510610 , difficulty:  800046 , date:  "2015-06-09 19:02:26" },
  { height:  510611 , difficulty:  803757 , date:  "2015-06-09 19:02:35" },
  { height:  510612 , difficulty:  803199 , date:  "2015-06-09 19:02:45" },
  { height:  510613 , difficulty:  804220 , date:  "2015-06-09 19:03:07" },
  { height:  510614 , difficulty:  805378 , date:  "2015-06-09 19:05:00" },
  { height:  510615 , difficulty:  804958 , date:  "2015-06-09 19:05:43" },
  { height:  510616 , difficulty:  804763 , date:  "2015-06-09 19:06:43" },
  { height:  510617 , difficulty:  803715 , date:  "2015-06-09 19:06:44" },
  { height:  510618 , difficulty:  803192 , date:  "2015-06-09 19:07:37" },
  { height:  510619 , difficulty:  802478 , date:  "2015-06-09 19:09:46" },
  { height:  510620 , difficulty:  802003 , date:  "2015-06-09 19:09:55" },
  { height:  510621 , difficulty:  800934 , date:  "2015-06-09 19:10:45" },
  { height:  510622 , difficulty:  800314 , date:  "2015-06-09 19:11:11" },
  { height:  510623 , difficulty:  803409 , date:  "2015-06-09 19:12:58" },
  { height:  510624 , difficulty:  803780 , date:  "2015-06-09 19:13:46" },
  { height:  510625 , difficulty:  802100 , date:  "2015-06-09 19:16:17" },
  { height:  510626 , difficulty:  801857 , date:  "2015-06-09 19:16:27" },
  { height:  510627 , difficulty:  803066 , date:  "2015-06-09 19:16:44" },
  { height:  510628 , difficulty:  800017 , date:  "2015-06-09 19:16:47" },
  { height:  510629 , difficulty:  799837 , date:  "2015-06-09 19:17:02" },
  { height:  510630 , difficulty:  800420 , date:  "2015-06-09 19:18:32" },
  { height:  510631 , difficulty:  798171 , date:  "2015-06-09 19:21:59" },
  { height:  510632 , difficulty:  798246 , date:  "2015-06-09 19:22:03" },
  { height:  510633 , difficulty:  798887 , date:  "2015-06-09 19:22:18" },
  { height:  510634 , difficulty:  798595 , date:  "2015-06-09 19:22:24" },
  { height:  510635 , difficulty:  798526 , date:  "2015-06-09 19:22:54" },
  { height:  510636 , difficulty:  798160 , date:  "2015-06-09 19:23:37" },
  { height:  510637 , difficulty:  797604 , date:  "2015-06-09 19:24:08" },
  { height:  510638 , difficulty:  798879 , date:  "2015-06-09 19:25:09" },
  { height:  510639 , difficulty:  796936 , date:  "2015-06-09 19:26:10" },
  { height:  510640 , difficulty:  794857 , date:  "2015-06-09 19:26:32" },
  { height:  510641 , difficulty:  795288 , date:  "2015-06-09 19:28:27" },
  { height:  510642 , difficulty:  794936 , date:  "2015-06-09 19:28:35" },
  { height:  510643 , difficulty:  796551 , date:  "2015-06-09 19:29:18" },
  { height:  510644 , difficulty:  795112 , date:  "2015-06-09 19:29:44" },
  { height:  510645 , difficulty:  790738 , date:  "2015-06-09 19:29:49" },
  { height:  510646 , difficulty:  787723 , date:  "2015-06-09 19:31:34" },
  { height:  510647 , difficulty:  788989 , date:  "2015-06-09 19:31:39" },
  { height:  510648 , difficulty:  788521 , date:  "2015-06-09 19:32:05" },
  { height:  510649 , difficulty:  791556 , date:  "2015-06-09 19:32:36" },
  { height:  510650 , difficulty:  791342 , date:  "2015-06-09 19:32:51" },
  { height:  510651 , difficulty:  790731 , date:  "2015-06-09 19:33:31" },
  { height:  510652 , difficulty:  793675 , date:  "2015-06-09 19:33:46" },
  { height:  510653 , difficulty:  790954 , date:  "2015-06-09 19:36:00" },
  { height:  510654 , difficulty:  791679 , date:  "2015-06-09 19:36:17" },
  { height:  510655 , difficulty:  790848 , date:  "2015-06-09 19:38:01" },
  { height:  510656 , difficulty:  789415 , date:  "2015-06-09 19:39:13" },
  { height:  510657 , difficulty:  789253 , date:  "2015-06-09 19:39:18" },
  { height:  510658 , difficulty:  781749 , date:  "2015-06-09 19:40:21" },
  { height:  510659 , difficulty:  781565 , date:  "2015-06-09 19:40:32" },
  { height:  510660 , difficulty:  781071 , date:  "2015-06-09 19:41:46" },
  { height:  510661 , difficulty:  770610 , date:  "2015-06-09 19:42:20" },
  { height:  510662 , difficulty:  771058 , date:  "2015-06-09 19:45:07" },
  { height:  510663 , difficulty:  766867 , date:  "2015-06-09 19:46:50" },
  { height:  510664 , difficulty:  765549 , date:  "2015-06-09 19:48:25" },
  { height:  510665 , difficulty:  765780 , date:  "2015-06-09 19:48:35" },
  { height:  510666 , difficulty:  766127 , date:  "2015-06-09 19:49:06" },
  { height:  510667 , difficulty:  765328 , date:  "2015-06-09 19:49:03" },
  { height:  510668 , difficulty:  765108 , date:  "2015-06-09 19:49:56" },
  { height:  510669 , difficulty:  765243 , date:  "2015-06-09 19:50:26" },
  { height:  510670 , difficulty:  765309 , date:  "2015-06-09 19:51:21" },
  { height:  510671 , difficulty:  764098 , date:  "2015-06-09 19:51:24" },
  { height:  510672 , difficulty:  764831 , date:  "2015-06-09 19:52:18" },
  { height:  510673 , difficulty:  762040 , date:  "2015-06-09 19:54:25" },
  { height:  510674 , difficulty:  762147 , date:  "2015-06-09 19:54:35" },
  { height:  510675 , difficulty:  760539 , date:  "2015-06-09 19:55:43" },
  { height:  510676 , difficulty:  756235 , date:  "2015-06-09 19:56:48" },
  { height:  510677 , difficulty:  752727 , date:  "2015-06-09 19:57:27" },
  { height:  510678 , difficulty:  752580 , date:  "2015-06-09 19:57:37" },
  { height:  510679 , difficulty:  750639 , date:  "2015-06-09 19:58:43" },
  { height:  510680 , difficulty:  750614 , date:  "2015-06-09 20:00:13" },
  { height:  510681 , difficulty:  754239 , date:  "2015-06-09 20:00:42" },
  { height:  510682 , difficulty:  754322 , date:  "2015-06-09 20:02:06" },
  { height:  510683 , difficulty:  761954 , date:  "2015-06-09 20:02:30" },
  { height:  510684 , difficulty:  761787 , date:  "2015-06-09 20:03:18" },
  { height:  510685 , difficulty:  761615 , date:  "2015-06-09 20:03:46" },
  { height:  510686 , difficulty:  762090 , date:  "2015-06-09 20:05:12" },
  { height:  510687 , difficulty:  762224 , date:  "2015-06-09 20:05:35" },
  { height:  510688 , difficulty:  762526 , date:  "2015-06-09 20:06:26" },
  { height:  510689 , difficulty:  765315 , date:  "2015-06-09 20:06:04" },
  { height:  510690 , difficulty:  764913 , date:  "2015-06-09 20:06:54" },
  { height:  510691 , difficulty:  764003 , date:  "2015-06-09 20:08:28" },
  { height:  510692 , difficulty:  765574 , date:  "2015-06-09 20:09:06" },
  { height:  510693 , difficulty:  765392 , date:  "2015-06-09 20:09:12" },
  { height:  510694 , difficulty:  766152 , date:  "2015-06-09 20:09:54" },
  { height:  510695 , difficulty:  764476 , date:  "2015-06-09 20:09:56" },
  { height:  510696 , difficulty:  766311 , date:  "2015-06-09 20:10:15" },
  { height:  510697 , difficulty:  766504 , date:  "2015-06-09 20:10:25" },
  { height:  510698 , difficulty:  766467 , date:  "2015-06-09 20:11:21" },
  { height:  510699 , difficulty:  764250 , date:  "2015-06-09 20:11:46" },
  { height:  510700 , difficulty:  767481 , date:  "2015-06-09 20:14:57" },
  { height:  510701 , difficulty:  764707 , date:  "2015-06-09 20:15:02" },
  { height:  510702 , difficulty:  767770 , date:  "2015-06-09 20:17:25" },
  { height:  510703 , difficulty:  768185 , date:  "2015-06-09 20:18:51" },
  { height:  510704 , difficulty:  768290 , date:  "2015-06-09 20:20:30" },
  { height:  510705 , difficulty:  770036 , date:  "2015-06-09 20:21:17" },
  { height:  510706 , difficulty:  770449 , date:  "2015-06-09 20:21:24" },
  { height:  510707 , difficulty:  768258 , date:  "2015-06-09 20:21:59" },
  { height:  510708 , difficulty:  768934 , date:  "2015-06-09 20:22:18" },
  { height:  510709 , difficulty:  768579 , date:  "2015-06-09 20:23:15" },
  { height:  510710 , difficulty:  768566 , date:  "2015-06-09 20:26:37" },
  { height:  510711 , difficulty:  767981 , date:  "2015-06-09 20:26:05" },
  { height:  510712 , difficulty:  767511 , date:  "2015-06-09 20:27:35" },
  { height:  510713 , difficulty:  768489 , date:  "2015-06-09 20:28:01" },
  { height:  510714 , difficulty:  767181 , date:  "2015-06-09 20:29:36" },
  { height:  510715 , difficulty:  767642 , date:  "2015-06-09 20:31:54" },
  { height:  510716 , difficulty:  768383 , date:  "2015-06-09 20:32:14" },
  { height:  510717 , difficulty:  766129 , date:  "2015-06-09 20:33:36" },
  { height:  510718 , difficulty:  766297 , date:  "2015-06-09 20:33:39" },
  { height:  510719 , difficulty:  767059 , date:  "2015-06-09 20:34:44" },
  { height:  510720 , difficulty:  767228 , date:  "2015-06-09 20:34:46" },
  { height:  510721 , difficulty:  768289 , date:  "2015-06-09 20:35:34" },
  { height:  510722 , difficulty:  768679 , date:  "2015-06-09 20:36:21" },
  { height:  510723 , difficulty:  768439 , date:  "2015-06-09 20:37:13" },
  { height:  510724 , difficulty:  769036 , date:  "2015-06-09 20:37:36" },
  { height:  510725 , difficulty:  771267 , date:  "2015-06-09 20:37:59" },
  { height:  510726 , difficulty:  772348 , date:  "2015-06-09 20:39:27" },
  { height:  510727 , difficulty:  773412 , date:  "2015-06-09 20:39:49" },
  { height:  510728 , difficulty:  773280 , date:  "2015-06-09 20:40:07" },
  { height:  510729 , difficulty:  775114 , date:  "2015-06-09 20:42:04" },
  { height:  510730 , difficulty:  780375 , date:  "2015-06-09 20:42:39" },
  { height:  510731 , difficulty:  778303 , date:  "2015-06-09 20:44:36" },
  { height:  510732 , difficulty:  779845 , date:  "2015-06-09 20:46:56" },
  { height:  510733 , difficulty:  780531 , date:  "2015-06-09 20:49:32" },
  { height:  510734 , difficulty:  779600 , date:  "2015-06-09 20:50:21" },
  { height:  510735 , difficulty:  780148 , date:  "2015-06-09 20:51:15" },
  { height:  510736 , difficulty:  784311 , date:  "2015-06-09 20:51:17" },
  { height:  510737 , difficulty:  783406 , date:  "2015-06-09 20:51:19" },
  { height:  510738 , difficulty:  781498 , date:  "2015-06-09 20:51:21" },
  { height:  510739 , difficulty:  779492 , date:  "2015-06-09 20:52:01" },
  { height:  510740 , difficulty:  779850 , date:  "2015-06-09 20:54:26" },
  { height:  510741 , difficulty:  780633 , date:  "2015-06-09 20:54:27" },
  { height:  510742 , difficulty:  779846 , date:  "2015-06-09 20:56:41" },
  { height:  510743 , difficulty:  779874 , date:  "2015-06-09 20:57:06" },
  { height:  510744 , difficulty:  779560 , date:  "2015-06-09 20:57:09" },
  { height:  510745 , difficulty:  778908 , date:  "2015-06-09 20:59:19" },
  { height:  510746 , difficulty:  779806 , date:  "2015-06-09 21:01:21" },
  { height:  510747 , difficulty:  780344 , date:  "2015-06-09 21:02:29" },
  { height:  510748 , difficulty:  780106 , date:  "2015-06-09 21:03:48" },
  { height:  510749 , difficulty:  778271 , date:  "2015-06-09 21:03:14" },
  { height:  510750 , difficulty:  778767 , date:  "2015-06-09 21:03:57" },
  { height:  510751 , difficulty:  778085 , date:  "2015-06-09 21:05:40" },
  { height:  510752 , difficulty:  778032 , date:  "2015-06-09 21:07:58" },
  { height:  510753 , difficulty:  777220 , date:  "2015-06-09 21:13:27" },
  { height:  510754 , difficulty:  777342 , date:  "2015-06-09 21:17:10" },
  { height:  510755 , difficulty:  776072 , date:  "2015-06-09 21:17:45" },
  { height:  510756 , difficulty:  777494 , date:  "2015-06-09 21:18:54" },
  { height:  510757 , difficulty:  776793 , date:  "2015-06-09 21:18:22" },
  { height:  510758 , difficulty:  778119 , date:  "2015-06-09 21:23:33" },
  { height:  510759 , difficulty:  777959 , date:  "2015-06-09 21:23:43" },
  { height:  510760 , difficulty:  777182 , date:  "2015-06-09 21:23:52" },
  { height:  510761 , difficulty:  776406 , date:  "2015-06-09 21:23:58" },
  { height:  510762 , difficulty:  776546 , date:  "2015-06-09 21:26:28" },
  { height:  510763 , difficulty:  775912 , date:  "2015-06-09 21:26:33" },
  { height:  510764 , difficulty:  775241 , date:  "2015-06-09 21:27:34" },
  { height:  510765 , difficulty:  775825 , date:  "2015-06-09 21:27:44" },
  { height:  510766 , difficulty:  775023 , date:  "2015-06-09 21:28:49" },
  { height:  510767 , difficulty:  774041 , date:  "2015-06-09 21:29:23" },
  { height:  510768 , difficulty:  773126 , date:  "2015-06-09 21:30:48" },
  { height:  510769 , difficulty:  775452 , date:  "2015-06-09 21:30:49" },
  { height:  510770 , difficulty:  774414 , date:  "2015-06-09 21:32:42" },
  { height:  510771 , difficulty:  777846 , date:  "2015-06-09 21:37:25" },
  { height:  510772 , difficulty:  780165 , date:  "2015-06-09 21:37:53" },
  { height:  510773 , difficulty:  784873 , date:  "2015-06-09 21:37:58" },
  { height:  510774 , difficulty:  783707 , date:  "2015-06-09 21:38:35" },
  { height:  510775 , difficulty:  784794 , date:  "2015-06-09 21:42:29" },
  { height:  510776 , difficulty:  783717 , date:  "2015-06-09 21:42:32" },
  { height:  510777 , difficulty:  783973 , date:  "2015-06-09 21:42:37" },
  { height:  510778 , difficulty:  781030 , date:  "2015-06-09 21:42:40" },
  { height:  510779 , difficulty:  780119 , date:  "2015-06-09 21:43:25" },
  { height:  510780 , difficulty:  778184 , date:  "2015-06-09 21:45:36" },
  { height:  510781 , difficulty:  787141 , date:  "2015-06-09 21:45:45" },
  { height:  510782 , difficulty:  787766 , date:  "2015-06-09 21:46:14" },
  { height:  510783 , difficulty:  787648 , date:  "2015-06-09 21:49:04" },
  { height:  510784 , difficulty:  787630 , date:  "2015-06-09 21:51:41" },
  { height:  510785 , difficulty:  788168 , date:  "2015-06-09 21:52:04" },
  { height:  510786 , difficulty:  784836 , date:  "2015-06-09 21:53:36" },
  { height:  510787 , difficulty:  784051 , date:  "2015-06-09 21:54:59" },
  { height:  510788 , difficulty:  786214 , date:  "2015-06-09 21:55:17" },
  { height:  510789 , difficulty:  785512 , date:  "2015-06-09 21:56:04" },
  { height:  510790 , difficulty:  784112 , date:  "2015-06-09 21:57:46" },
  { height:  510791 , difficulty:  782066 , date:  "2015-06-09 21:59:10" },
  { height:  510792 , difficulty:  785432 , date:  "2015-06-09 22:05:01" },
  { height:  510793 , difficulty:  784050 , date:  "2015-06-09 22:05:05" },
  { height:  510794 , difficulty:  783915 , date:  "2015-06-09 22:05:19" },
  { height:  510795 , difficulty:  782356 , date:  "2015-06-09 22:06:28" },
  { height:  510796 , difficulty:  784476 , date:  "2015-06-09 22:07:51" },
  { height:  510797 , difficulty:  786695 , date:  "2015-06-09 22:08:32" },
  { height:  510798 , difficulty:  786637 , date:  "2015-06-09 22:10:50" },
  { height:  510799 , difficulty:  786346 , date:  "2015-06-09 22:11:08" },
  { height:  510800 , difficulty:  785852 , date:  "2015-06-09 22:11:04" },
  { height:  510801 , difficulty:  787162 , date:  "2015-06-09 22:11:53" },
  { height:  510802 , difficulty:  785132 , date:  "2015-06-09 22:12:02" },
  { height:  510803 , difficulty:  784471 , date:  "2015-06-09 22:12:03" },
  { height:  510804 , difficulty:  784404 , date:  "2015-06-09 22:12:47" },
  { height:  510805 , difficulty:  781869 , date:  "2015-06-09 22:13:03" },
  { height:  510806 , difficulty:  780975 , date:  "2015-06-09 22:14:57" },
  { height:  510807 , difficulty:  778638 , date:  "2015-06-09 22:16:42" },
  { height:  510808 , difficulty:  775713 , date:  "2015-06-09 22:16:49" },
  { height:  510809 , difficulty:  772387 , date:  "2015-06-09 22:17:06" },
  { height:  510810 , difficulty:  771566 , date:  "2015-06-09 22:17:54" },
  { height:  510811 , difficulty:  774607 , date:  "2015-06-09 22:18:00" },
  { height:  510812 , difficulty:  774764 , date:  "2015-06-09 22:18:30" },
  { height:  510813 , difficulty:  775059 , date:  "2015-06-09 22:18:58" },
  { height:  510814 , difficulty:  775313 , date:  "2015-06-09 22:20:04" },
  { height:  510815 , difficulty:  774820 , date:  "2015-06-09 22:20:16" },
  { height:  510816 , difficulty:  773427 , date:  "2015-06-09 22:20:24" },
  { height:  510817 , difficulty:  774146 , date:  "2015-06-09 22:21:45" },
  { height:  510818 , difficulty:  772452 , date:  "2015-06-09 22:24:03" },
  { height:  510819 , difficulty:  771897 , date:  "2015-06-09 22:24:05" },
  { height:  510820 , difficulty:  773404 , date:  "2015-06-09 22:26:02" },
  { height:  510821 , difficulty:  771253 , date:  "2015-06-09 22:26:09" },
  { height:  510822 , difficulty:  770687 , date:  "2015-06-09 22:26:16" },
  { height:  510823 , difficulty:  770820 , date:  "2015-06-09 22:28:09" },
  { height:  510824 , difficulty:  773435 , date:  "2015-06-09 22:28:21" },
  { height:  510825 , difficulty:  773426 , date:  "2015-06-09 22:28:27" },
  { height:  510826 , difficulty:  773355 , date:  "2015-06-09 22:28:51" },
  { height:  510827 , difficulty:  777003 , date:  "2015-06-09 22:29:25" },
  { height:  510828 , difficulty:  775150 , date:  "2015-06-09 22:31:22" },
  { height:  510829 , difficulty:  768439 , date:  "2015-06-09 22:31:57" },
  { height:  510830 , difficulty:  768024 , date:  "2015-06-09 22:33:26" },
  { height:  510831 , difficulty:  770876 , date:  "2015-06-09 22:35:32" },
  { height:  510832 , difficulty:  773357 , date:  "2015-06-09 22:35:38" },
  { height:  510833 , difficulty:  772511 , date:  "2015-06-09 22:42:08" },
  { height:  510834 , difficulty:  767424 , date:  "2015-06-09 22:42:18" },
  { height:  510835 , difficulty:  772021 , date:  "2015-06-09 22:43:17" },
  { height:  510836 , difficulty:  771684 , date:  "2015-06-09 22:45:24" },
  { height:  510837 , difficulty:  777801 , date:  "2015-06-09 22:45:56" },
  { height:  510838 , difficulty:  774692 , date:  "2015-06-09 22:45:58" },
  { height:  510839 , difficulty:  774611 , date:  "2015-06-09 22:48:13" },
  { height:  510840 , difficulty:  774670 , date:  "2015-06-09 22:49:31" },
  { height:  510841 , difficulty:  775391 , date:  "2015-06-09 22:50:46" },
  { height:  510842 , difficulty:  774100 , date:  "2015-06-09 22:50:06" },
  { height:  510843 , difficulty:  773356 , date:  "2015-06-09 22:52:24" },
  { height:  510844 , difficulty:  771923 , date:  "2015-06-09 22:52:47" },
  { height:  510845 , difficulty:  773122 , date:  "2015-06-09 22:53:11" },
  { height:  510846 , difficulty:  771393 , date:  "2015-06-09 22:53:16" },
  { height:  510847 , difficulty:  765613 , date:  "2015-06-09 22:55:31" },
  { height:  510848 , difficulty:  765754 , date:  "2015-06-09 22:56:23" },
  { height:  510849 , difficulty:  768961 , date:  "2015-06-09 22:57:19" },
  { height:  510850 , difficulty:  771061 , date:  "2015-06-09 23:00:39" },
  { height:  510851 , difficulty:  770351 , date:  "2015-06-09 23:03:03" },
  { height:  510852 , difficulty:  771277 , date:  "2015-06-09 23:02:34" },
  { height:  510853 , difficulty:  771640 , date:  "2015-06-09 23:03:15" },
  { height:  510854 , difficulty:  771978 , date:  "2015-06-09 23:03:35" },
  { height:  510855 , difficulty:  773062 , date:  "2015-06-09 23:03:50" },
  { height:  510856 , difficulty:  770322 , date:  "2015-06-09 23:04:24" },
  { height:  510857 , difficulty:  776984 , date:  "2015-06-09 23:05:17" },
  { height:  510858 , difficulty:  776781 , date:  "2015-06-09 23:05:31" },
  { height:  510859 , difficulty:  774676 , date:  "2015-06-09 23:05:43" },
  { height:  510860 , difficulty:  773596 , date:  "2015-06-09 23:06:45" },
  { height:  510861 , difficulty:  773802 , date:  "2015-06-09 23:06:47" },
  { height:  510862 , difficulty:  772109 , date:  "2015-06-09 23:06:53" },
  { height:  510863 , difficulty:  772017 , date:  "2015-06-09 23:07:39" },
  { height:  510864 , difficulty:  771790 , date:  "2015-06-09 23:08:01" },
  { height:  510865 , difficulty:  771663 , date:  "2015-06-09 23:08:09" },
  { height:  510866 , difficulty:  770096 , date:  "2015-06-09 23:10:29" },
  { height:  510867 , difficulty:  769781 , date:  "2015-06-09 23:11:56" },
  { height:  510868 , difficulty:  763199 , date:  "2015-06-09 23:14:19" },
  { height:  510869 , difficulty:  763403 , date:  "2015-06-09 23:15:10" },
  { height:  510870 , difficulty:  767761 , date:  "2015-06-09 23:15:14" },
  { height:  510871 , difficulty:  766843 , date:  "2015-06-09 23:15:16" },
  { height:  510872 , difficulty:  766009 , date:  "2015-06-09 23:16:07" },
  { height:  510873 , difficulty:  765726 , date:  "2015-06-09 23:16:54" },
  { height:  510874 , difficulty:  766243 , date:  "2015-06-09 23:20:04" },
  { height:  510875 , difficulty:  769113 , date:  "2015-06-09 23:20:21" },
  { height:  510876 , difficulty:  770908 , date:  "2015-06-09 23:22:09" },
  { height:  510877 , difficulty:  770848 , date:  "2015-06-09 23:22:30" },
  { height:  510878 , difficulty:  771391 , date:  "2015-06-09 23:22:35" },
  { height:  510879 , difficulty:  772932 , date:  "2015-06-09 23:22:40" },
  { height:  510880 , difficulty:  772288 , date:  "2015-06-09 23:24:00" },
  { height:  510881 , difficulty:  774459 , date:  "2015-06-09 23:26:19" },
  { height:  510882 , difficulty:  772173 , date:  "2015-06-09 23:26:20" },
  { height:  510883 , difficulty:  770464 , date:  "2015-06-09 23:26:39" },
  { height:  510884 , difficulty:  770803 , date:  "2015-06-09 23:27:31" },
  { height:  510885 , difficulty:  771422 , date:  "2015-06-09 23:27:52" },
  { height:  510886 , difficulty:  773840 , date:  "2015-06-09 23:28:05" },
  { height:  510887 , difficulty:  776516 , date:  "2015-06-09 23:28:49" },
  { height:  510888 , difficulty:  776661 , date:  "2015-06-09 23:31:41" },
  { height:  510889 , difficulty:  776906 , date:  "2015-06-09 23:31:08" },
  { height:  510890 , difficulty:  776017 , date:  "2015-06-09 23:32:21" },
  { height:  510891 , difficulty:  775975 , date:  "2015-06-09 23:32:37" },
  { height:  510892 , difficulty:  775851 , date:  "2015-06-09 23:34:11" },
  { height:  510893 , difficulty:  774759 , date:  "2015-06-09 23:34:35" },
  { height:  510894 , difficulty:  771970 , date:  "2015-06-09 23:35:25" },
  { height:  510895 , difficulty:  772602 , date:  "2015-06-09 23:38:20" },
  { height:  510896 , difficulty:  771788 , date:  "2015-06-09 23:38:25" },
  { height:  510897 , difficulty:  772380 , date:  "2015-06-09 23:38:59" },
  { height:  510898 , difficulty:  773798 , date:  "2015-06-09 23:41:37" },
  { height:  510899 , difficulty:  772243 , date:  "2015-06-09 23:44:15" },
  { height:  510900 , difficulty:  776291 , date:  "2015-06-09 23:45:32" },
  { height:  510901 , difficulty:  777613 , date:  "2015-06-09 23:45:36" },
  { height:  510902 , difficulty:  780297 , date:  "2015-06-09 23:47:05" },
  { height:  510903 , difficulty:  783880 , date:  "2015-06-09 23:47:10" },
  { height:  510904 , difficulty:  781484 , date:  "2015-06-09 23:47:49" },
  { height:  510905 , difficulty:  782468 , date:  "2015-06-09 23:49:24" },
  { height:  510906 , difficulty:  781144 , date:  "2015-06-09 23:49:45" },
  { height:  510907 , difficulty:  780023 , date:  "2015-06-09 23:50:30" },
  { height:  510908 , difficulty:  779961 , date:  "2015-06-09 23:52:28" },
  { height:  510909 , difficulty:  771893 , date:  "2015-06-09 23:53:02" },
  { height:  510910 , difficulty:  772721 , date:  "2015-06-09 23:53:24" },
  { height:  510911 , difficulty:  771368 , date:  "2015-06-09 23:54:44" },
  { height:  510912 , difficulty:  769851 , date:  "2015-06-09 23:55:50" },
  { height:  510913 , difficulty:  773132 , date:  "2015-06-09 23:56:05" },
  { height:  510914 , difficulty:  773020 , date:  "2015-06-09 23:57:44" },
  { height:  510915 , difficulty:  771981 , date:  "2015-06-09 23:58:57" },
  { height:  510916 , difficulty:  773478 , date:  "2015-06-09 23:59:01" },
  { height:  510917 , difficulty:  773203 , date:  "2015-06-10 00:00:00" },
  { height:  510918 , difficulty:  772797 , date:  "2015-06-10 00:00:02" },
  { height:  510919 , difficulty:  771992 , date:  "2015-06-10 00:00:39" },
  { height:  510920 , difficulty:  771433 , date:  "2015-06-10 00:03:01" },
  { height:  510921 , difficulty:  776439 , date:  "2015-06-10 00:03:41" },
  { height:  510922 , difficulty:  779384 , date:  "2015-06-10 00:04:22" },
  { height:  510923 , difficulty:  776840 , date:  "2015-06-10 00:04:29" },
  { height:  510924 , difficulty:  777558 , date:  "2015-06-10 00:06:27" },
  { height:  510925 , difficulty:  779988 , date:  "2015-06-10 00:06:49" },
  { height:  510926 , difficulty:  779784 , date:  "2015-06-10 00:09:58" },
  { height:  510927 , difficulty:  779313 , date:  "2015-06-10 00:10:17" },
  { height:  510928 , difficulty:  782047 , date:  "2015-06-10 00:10:46" },
  { height:  510929 , difficulty:  782211 , date:  "2015-06-10 00:11:12" },
  { height:  510930 , difficulty:  781700 , date:  "2015-06-10 00:12:04" },
  { height:  510931 , difficulty:  783863 , date:  "2015-06-10 00:12:57" },
  { height:  510932 , difficulty:  783919 , date:  "2015-06-10 00:13:33" },
  { height:  510933 , difficulty:  783274 , date:  "2015-06-10 00:14:37" },
  { height:  510934 , difficulty:  785270 , date:  "2015-06-10 00:15:04" },
  { height:  510935 , difficulty:  785985 , date:  "2015-06-10 00:18:29" },
  { height:  510936 , difficulty:  787408 , date:  "2015-06-10 00:22:18" },
  { height:  510937 , difficulty:  788127 , date:  "2015-06-10 00:23:25" },
  { height:  510938 , difficulty:  788624 , date:  "2015-06-10 00:23:29" },
  { height:  510939 , difficulty:  789039 , date:  "2015-06-10 00:24:45" },
  { height:  510940 , difficulty:  790364 , date:  "2015-06-10 00:27:31" },
  { height:  510941 , difficulty:  790148 , date:  "2015-06-10 00:28:13" },
  { height:  510942 , difficulty:  788503 , date:  "2015-06-10 00:28:15" },
  { height:  510943 , difficulty:  786500 , date:  "2015-06-10 00:29:51" },
  { height:  510944 , difficulty:  784283 , date:  "2015-06-10 00:30:11" },
  { height:  510945 , difficulty:  784420 , date:  "2015-06-10 00:32:10" },
  { height:  510946 , difficulty:  784573 , date:  "2015-06-10 00:33:00" },
  { height:  510947 , difficulty:  784983 , date:  "2015-06-10 00:34:21" },
  { height:  510948 , difficulty:  787213 , date:  "2015-06-10 00:38:16" },
  { height:  510949 , difficulty:  788678 , date:  "2015-06-10 00:39:08" },
  { height:  510950 , difficulty:  785474 , date:  "2015-06-10 00:39:27" },
  { height:  510951 , difficulty:  786434 , date:  "2015-06-10 00:40:45" },
  { height:  510952 , difficulty:  784438 , date:  "2015-06-10 00:42:13" },
  { height:  510953 , difficulty:  784373 , date:  "2015-06-10 00:43:45" },
  { height:  510954 , difficulty:  784546 , date:  "2015-06-10 00:45:28" },
  { height:  510955 , difficulty:  785816 , date:  "2015-06-10 00:45:07" },
  { height:  510956 , difficulty:  784726 , date:  "2015-06-10 00:46:55" },
  { height:  510957 , difficulty:  782749 , date:  "2015-06-10 00:47:28" },
  { height:  510958 , difficulty:  782624 , date:  "2015-06-10 00:47:32" },
  { height:  510959 , difficulty:  782988 , date:  "2015-06-10 00:47:36" },
  { height:  510960 , difficulty:  782413 , date:  "2015-06-10 00:47:58" },
  { height:  510961 , difficulty:  782862 , date:  "2015-06-10 00:51:33" },
  { height:  510962 , difficulty:  783792 , date:  "2015-06-10 00:51:42" },
  { height:  510963 , difficulty:  783104 , date:  "2015-06-10 00:51:45" },
  { height:  510964 , difficulty:  782931 , date:  "2015-06-10 00:53:13" },
  { height:  510965 , difficulty:  783015 , date:  "2015-06-10 00:54:04" },
  { height:  510966 , difficulty:  783462 , date:  "2015-06-10 00:55:20" },
  { height:  510967 , difficulty:  784165 , date:  "2015-06-10 00:55:28" },
  { height:  510968 , difficulty:  782578 , date:  "2015-06-10 00:55:33" },
  { height:  510969 , difficulty:  784931 , date:  "2015-06-10 00:55:54" },
  { height:  510970 , difficulty:  784341 , date:  "2015-06-10 00:58:01" },
  { height:  510971 , difficulty:  780850 , date:  "2015-06-10 00:58:52" },
  { height:  510972 , difficulty:  781822 , date:  "2015-06-10 01:00:39" },
  { height:  510973 , difficulty:  782950 , date:  "2015-06-10 01:00:43" },
  { height:  510974 , difficulty:  779771 , date:  "2015-06-10 01:02:44" },
  { height:  510975 , difficulty:  776628 , date:  "2015-06-10 01:02:51" },
  { height:  510976 , difficulty:  774967 , date:  "2015-06-10 01:03:05" },
  { height:  510977 , difficulty:  774928 , date:  "2015-06-10 01:03:59" },
  { height:  510978 , difficulty:  775340 , date:  "2015-06-10 01:04:35" },
  { height:  510979 , difficulty:  775591 , date:  "2015-06-10 01:06:33" },
  { height:  510980 , difficulty:  775228 , date:  "2015-06-10 01:06:52" },
  { height:  510981 , difficulty:  773614 , date:  "2015-06-10 01:08:50" },
  { height:  510982 , difficulty:  773652 , date:  "2015-06-10 01:08:53" },
  { height:  510983 , difficulty:  773565 , date:  "2015-06-10 01:09:46" },
  { height:  510984 , difficulty:  772287 , date:  "2015-06-10 01:10:12" },
  { height:  510985 , difficulty:  773670 , date:  "2015-06-10 01:11:06" },
  { height:  510986 , difficulty:  774346 , date:  "2015-06-10 01:11:45" },
  { height:  510987 , difficulty:  774728 , date:  "2015-06-10 01:12:47" },
  { height:  510988 , difficulty:  773515 , date:  "2015-06-10 01:16:42" },
  { height:  510989 , difficulty:  774452 , date:  "2015-06-10 01:17:10" },
  { height:  510990 , difficulty:  773398 , date:  "2015-06-10 01:17:40" },
  { height:  510991 , difficulty:  772595 , date:  "2015-06-10 01:19:48" },
  { height:  510992 , difficulty:  773177 , date:  "2015-06-10 01:20:22" },
  { height:  510993 , difficulty:  772672 , date:  "2015-06-10 01:21:12" },
  { height:  510994 , difficulty:  773338 , date:  "2015-06-10 01:21:11" },
  { height:  510995 , difficulty:  772498 , date:  "2015-06-10 01:21:33" },
  { height:  510996 , difficulty:  769517 , date:  "2015-06-10 01:22:32" },
  { height:  510997 , difficulty:  773889 , date:  "2015-06-10 01:24:04" },
  { height:  510998 , difficulty:  776856 , date:  "2015-06-10 01:25:06" },
  { height:  510999 , difficulty:  779348 , date:  "2015-06-10 01:26:40" },
  { height:  511000 , difficulty:  780937 , date:  "2015-06-10 01:26:52" },
  { height:  511001 , difficulty:  780701 , date:  "2015-06-10 01:29:10" },
  { height:  511002 , difficulty:  779257 , date:  "2015-06-10 01:28:00" },
  { height:  511003 , difficulty:  780779 , date:  "2015-06-10 01:28:49" },
  { height:  511004 , difficulty:  781094 , date:  "2015-06-10 01:29:58" },
  { height:  511005 , difficulty:  783340 , date:  "2015-06-10 01:30:10" },
  { height:  511006 , difficulty:  782903 , date:  "2015-06-10 01:30:14" },
  { height:  511007 , difficulty:  782402 , date:  "2015-06-10 01:31:36" },
  { height:  511008 , difficulty:  781667 , date:  "2015-06-10 01:31:00" },
  { height:  511009 , difficulty:  780738 , date:  "2015-06-10 01:31:45" },
  { height:  511010 , difficulty:  782516 , date:  "2015-06-10 01:31:49" },
  { height:  511011 , difficulty:  778905 , date:  "2015-06-10 01:33:06" },
  { height:  511012 , difficulty:  776321 , date:  "2015-06-10 01:34:00" },
  { height:  511013 , difficulty:  777322 , date:  "2015-06-10 01:34:38" },
  { height:  511014 , difficulty:  777302 , date:  "2015-06-10 01:35:02" },
  { height:  511015 , difficulty:  775840 , date:  "2015-06-10 01:36:19" },
  { height:  511016 , difficulty:  773463 , date:  "2015-06-10 01:36:39" },
  { height:  511017 , difficulty:  772835 , date:  "2015-06-10 01:40:28" },
  { height:  511018 , difficulty:  775186 , date:  "2015-06-10 01:40:30" },
  { height:  511019 , difficulty:  773623 , date:  "2015-06-10 01:40:52" },
  { height:  511020 , difficulty:  775320 , date:  "2015-06-10 01:41:03" },
  { height:  511021 , difficulty:  773944 , date:  "2015-06-10 01:41:39" },
  { height:  511022 , difficulty:  775201 , date:  "2015-06-10 01:44:32" },
  { height:  511023 , difficulty:  774709 , date:  "2015-06-10 01:44:47" },
  { height:  511024 , difficulty:  770059 , date:  "2015-06-10 01:45:22" },
  { height:  511025 , difficulty:  771149 , date:  "2015-06-10 01:45:35" },
  { height:  511026 , difficulty:  775140 , date:  "2015-06-10 01:45:39" },
  { height:  511027 , difficulty:  773540 , date:  "2015-06-10 01:47:42" },
  { height:  511028 , difficulty:  772824 , date:  "2015-06-10 01:48:03" },
  { height:  511029 , difficulty:  772529 , date:  "2015-06-10 01:48:11" },
  { height:  511030 , difficulty:  774502 , date:  "2015-06-10 01:48:49" },
  { height:  511031 , difficulty:  778742 , date:  "2015-06-10 01:49:40" },
  { height:  511032 , difficulty:  778272 , date:  "2015-06-10 01:50:06" },
  { height:  511033 , difficulty:  777588 , date:  "2015-06-10 01:50:43" },
  { height:  511034 , difficulty:  777858 , date:  "2015-06-10 01:50:58" },
  { height:  511035 , difficulty:  780243 , date:  "2015-06-10 01:51:10" },
  { height:  511036 , difficulty:  779785 , date:  "2015-06-10 01:54:42" },
  { height:  511037 , difficulty:  775547 , date:  "2015-06-10 01:54:58" },
  { height:  511038 , difficulty:  775985 , date:  "2015-06-10 01:55:43" },
  { height:  511039 , difficulty:  776401 , date:  "2015-06-10 01:55:47" },
  { height:  511040 , difficulty:  774516 , date:  "2015-06-10 01:56:07" },
  { height:  511041 , difficulty:  774868 , date:  "2015-06-10 01:56:39" },
  { height:  511042 , difficulty:  774442 , date:  "2015-06-10 01:57:35" },
  { height:  511043 , difficulty:  774757 , date:  "2015-06-10 02:01:38" },
  { height:  511044 , difficulty:  775022 , date:  "2015-06-10 02:02:54" },
  { height:  511045 , difficulty:  774725 , date:  "2015-06-10 02:03:13" },
  { height:  511046 , difficulty:  773459 , date:  "2015-06-10 02:03:55" },
  { height:  511047 , difficulty:  773070 , date:  "2015-06-10 02:04:45" },
  { height:  511048 , difficulty:  774872 , date:  "2015-06-10 02:05:34" },
  { height:  511049 , difficulty:  776029 , date:  "2015-06-10 02:04:51" },
  { height:  511050 , difficulty:  773730 , date:  "2015-06-10 02:06:04" },
  { height:  511051 , difficulty:  773772 , date:  "2015-06-10 02:06:32" },
  { height:  511052 , difficulty:  773789 , date:  "2015-06-10 02:07:16" },
  { height:  511053 , difficulty:  773213 , date:  "2015-06-10 02:07:42" },
  { height:  511054 , difficulty:  772634 , date:  "2015-06-10 02:10:43" },
  { height:  511055 , difficulty:  772184 , date:  "2015-06-10 02:11:08" },
  { height:  511056 , difficulty:  772742 , date:  "2015-06-10 02:16:45" },
  { height:  511057 , difficulty:  771367 , date:  "2015-06-10 02:18:18" },
  { height:  511058 , difficulty:  773438 , date:  "2015-06-10 02:19:05" },
  { height:  511059 , difficulty:  772733 , date:  "2015-06-10 02:19:09" },
  { height:  511060 , difficulty:  774284 , date:  "2015-06-10 02:21:17" },
  { height:  511061 , difficulty:  774068 , date:  "2015-06-10 02:21:40" },
  { height:  511062 , difficulty:  773391 , date:  "2015-06-10 02:23:34" },
  { height:  511063 , difficulty:  772340 , date:  "2015-06-10 02:23:36" },
  { height:  511064 , difficulty:  768489 , date:  "2015-06-10 02:24:51" },
  { height:  511065 , difficulty:  770789 , date:  "2015-06-10 02:25:45" },
  { height:  511066 , difficulty:  770580 , date:  "2015-06-10 02:26:58" },
  { height:  511067 , difficulty:  768660 , date:  "2015-06-10 02:29:28" },
  { height:  511068 , difficulty:  770166 , date:  "2015-06-10 02:29:34" },
  { height:  511069 , difficulty:  769522 , date:  "2015-06-10 02:29:58" },
  { height:  511070 , difficulty:  770428 , date:  "2015-06-10 02:31:13" },
  { height:  511071 , difficulty:  770140 , date:  "2015-06-10 02:31:21" },
  { height:  511072 , difficulty:  769885 , date:  "2015-06-10 02:31:34" },
  { height:  511073 , difficulty:  767936 , date:  "2015-06-10 02:31:41" },
  { height:  511074 , difficulty:  767200 , date:  "2015-06-10 02:31:58" },
  { height:  511075 , difficulty:  765727 , date:  "2015-06-10 02:35:40" },
  { height:  511076 , difficulty:  766189 , date:  "2015-06-10 02:38:14" },
  { height:  511077 , difficulty:  765431 , date:  "2015-06-10 02:38:49" },
  { height:  511078 , difficulty:  766614 , date:  "2015-06-10 02:40:22" },
  { height:  511079 , difficulty:  767121 , date:  "2015-06-10 02:41:00" },
  { height:  511080 , difficulty:  769461 , date:  "2015-06-10 02:41:45" },
  { height:  511081 , difficulty:  772667 , date:  "2015-06-10 02:41:52" },
  { height:  511082 , difficulty:  773103 , date:  "2015-06-10 02:42:43" },
  { height:  511083 , difficulty:  772626 , date:  "2015-06-10 02:43:59" },
  { height:  511084 , difficulty:  773753 , date:  "2015-06-10 02:44:21" },
  { height:  511085 , difficulty:  776220 , date:  "2015-06-10 02:45:14" },
  { height:  511086 , difficulty:  777811 , date:  "2015-06-10 02:47:11" },
  { height:  511087 , difficulty:  776326 , date:  "2015-06-10 02:47:13" },
  { height:  511088 , difficulty:  775819 , date:  "2015-06-10 02:48:49" },
  { height:  511089 , difficulty:  775084 , date:  "2015-06-10 02:50:00" },
  { height:  511090 , difficulty:  775767 , date:  "2015-06-10 02:50:52" },
  { height:  511091 , difficulty:  775641 , date:  "2015-06-10 02:52:26" },
  { height:  511092 , difficulty:  777835 , date:  "2015-06-10 02:52:31" },
  { height:  511093 , difficulty:  775353 , date:  "2015-06-10 02:53:46" },
  { height:  511094 , difficulty:  775288 , date:  "2015-06-10 02:53:46" },
  { height:  511095 , difficulty:  775795 , date:  "2015-06-10 02:56:57" },
  { height:  511096 , difficulty:  775733 , date:  "2015-06-10 02:56:59" },
  { height:  511097 , difficulty:  775585 , date:  "2015-06-10 02:58:09" },
  { height:  511098 , difficulty:  772309 , date:  "2015-06-10 02:58:13" },
  { height:  511099 , difficulty:  772736 , date:  "2015-06-10 02:58:38" },
  { height:  511100 , difficulty:  772311 , date:  "2015-06-10 02:59:50" },
  { height:  511101 , difficulty:  773408 , date:  "2015-06-10 03:00:50" },
  { height:  511102 , difficulty:  773483 , date:  "2015-06-10 03:00:55" },
  { height:  511103 , difficulty:  770933 , date:  "2015-06-10 03:01:18" },
  { height:  511104 , difficulty:  772917 , date:  "2015-06-10 03:02:36" },
  { height:  511105 , difficulty:  773212 , date:  "2015-06-10 03:02:42" },
  { height:  511106 , difficulty:  773748 , date:  "2015-06-10 03:04:41" },
  { height:  511107 , difficulty:  773305 , date:  "2015-06-10 03:04:44" },
  { height:  511108 , difficulty:  773053 , date:  "2015-06-10 03:04:53" },
  { height:  511109 , difficulty:  774130 , date:  "2015-06-10 03:05:37" },
  { height:  511110 , difficulty:  774701 , date:  "2015-06-10 03:06:01" },
  { height:  511111 , difficulty:  774898 , date:  "2015-06-10 03:06:11" },
  { height:  511112 , difficulty:  771032 , date:  "2015-06-10 03:07:07" },
  { height:  511113 , difficulty:  772879 , date:  "2015-06-10 03:10:20" },
  { height:  511114 , difficulty:  772850 , date:  "2015-06-10 03:11:39" },
  { height:  511115 , difficulty:  773119 , date:  "2015-06-10 03:11:56" },
  { height:  511116 , difficulty:  774169 , date:  "2015-06-10 03:12:16" },
  { height:  511117 , difficulty:  773482 , date:  "2015-06-10 03:13:29" },
  { height:  511118 , difficulty:  773220 , date:  "2015-06-10 03:14:22" },
  { height:  511119 , difficulty:  768146 , date:  "2015-06-10 03:16:14" },
  { height:  511120 , difficulty:  767337 , date:  "2015-06-10 03:15:53" },
  { height:  511121 , difficulty:  770482 , date:  "2015-06-10 03:16:04" },
  { height:  511122 , difficulty:  772381 , date:  "2015-06-10 03:16:25" },
  { height:  511123 , difficulty:  771750 , date:  "2015-06-10 03:16:29" },
  { height:  511124 , difficulty:  771652 , date:  "2015-06-10 03:17:25" },
  { height:  511125 , difficulty:  771895 , date:  "2015-06-10 03:17:27" },
  { height:  511126 , difficulty:  771629 , date:  "2015-06-10 03:18:20" },
  { height:  511127 , difficulty:  771773 , date:  "2015-06-10 03:20:12" },
  { height:  511128 , difficulty:  772380 , date:  "2015-06-10 03:21:44" },
  { height:  511129 , difficulty:  771783 , date:  "2015-06-10 03:21:52" },
  { height:  511130 , difficulty:  770965 , date:  "2015-06-10 03:22:47" },
  { height:  511131 , difficulty:  772385 , date:  "2015-06-10 03:23:22" },
  { height:  511132 , difficulty:  766389 , date:  "2015-06-10 03:24:10" },
  { height:  511133 , difficulty:  764996 , date:  "2015-06-10 03:25:23" },
  { height:  511134 , difficulty:  765231 , date:  "2015-06-10 03:26:14" },
  { height:  511135 , difficulty:  766065 , date:  "2015-06-10 03:32:16" },
  { height:  511136 , difficulty:  764847 , date:  "2015-06-10 03:32:53" },
  { height:  511137 , difficulty:  767706 , date:  "2015-06-10 03:34:59" },
  { height:  511138 , difficulty:  765959 , date:  "2015-06-10 03:36:10" },
  { height:  511139 , difficulty:  768656 , date:  "2015-06-10 03:37:44" },
  { height:  511140 , difficulty:  767295 , date:  "2015-06-10 03:37:59" },
  { height:  511141 , difficulty:  768825 , date:  "2015-06-10 03:38:36" },
  { height:  511142 , difficulty:  769936 , date:  "2015-06-10 03:40:08" },
  { height:  511143 , difficulty:  766726 , date:  "2015-06-10 03:41:23" },
  { height:  511144 , difficulty:  772611 , date:  "2015-06-10 03:41:29" },
  { height:  511145 , difficulty:  772079 , date:  "2015-06-10 03:45:47" },
  { height:  511146 , difficulty:  773288 , date:  "2015-06-10 03:45:54" },
  { height:  511147 , difficulty:  774796 , date:  "2015-06-10 03:46:31" },
  { height:  511148 , difficulty:  776782 , date:  "2015-06-10 03:47:09" },
  { height:  511149 , difficulty:  777119 , date:  "2015-06-10 03:47:57" },
  { height:  511150 , difficulty:  781466 , date:  "2015-06-10 03:48:36" },
  { height:  511151 , difficulty:  776777 , date:  "2015-06-10 03:50:17" },
  { height:  511152 , difficulty:  774567 , date:  "2015-06-10 03:51:26" },
  { height:  511153 , difficulty:  774323 , date:  "2015-06-10 03:51:37" },
  { height:  511154 , difficulty:  775898 , date:  "2015-06-10 03:52:11" },
  { height:  511155 , difficulty:  776924 , date:  "2015-06-10 03:55:05" },
  { height:  511156 , difficulty:  776138 , date:  "2015-06-10 03:55:07" },
  { height:  511157 , difficulty:  777334 , date:  "2015-06-10 03:55:57" },
  { height:  511158 , difficulty:  776685 , date:  "2015-06-10 03:55:44" },
  { height:  511159 , difficulty:  775502 , date:  "2015-06-10 03:58:32" },
  { height:  511160 , difficulty:  777210 , date:  "2015-06-10 03:58:32" },
  { height:  511161 , difficulty:  778412 , date:  "2015-06-10 04:00:52" },
  { height:  511162 , difficulty:  780770 , date:  "2015-06-10 04:00:59" },
  { height:  511163 , difficulty:  781029 , date:  "2015-06-10 04:02:58" },
  { height:  511164 , difficulty:  779657 , date:  "2015-06-10 04:03:01" },
  { height:  511165 , difficulty:  780861 , date:  "2015-06-10 04:03:49" },
  { height:  511166 , difficulty:  779664 , date:  "2015-06-10 04:04:27" },
  { height:  511167 , difficulty:  779916 , date:  "2015-06-10 04:05:30" },
  { height:  511168 , difficulty:  781106 , date:  "2015-06-10 04:05:00" },
  { height:  511169 , difficulty:  780388 , date:  "2015-06-10 04:05:10" },
  { height:  511170 , difficulty:  780384 , date:  "2015-06-10 04:05:35" },
  { height:  511171 , difficulty:  776822 , date:  "2015-06-10 04:06:43" },
  { height:  511172 , difficulty:  777935 , date:  "2015-06-10 04:07:06" },
  { height:  511173 , difficulty:  776725 , date:  "2015-06-10 04:06:57" },
  { height:  511174 , difficulty:  778351 , date:  "2015-06-10 04:07:43" },
  { height:  511175 , difficulty:  782350 , date:  "2015-06-10 04:07:46" },
  { height:  511176 , difficulty:  787097 , date:  "2015-06-10 04:08:18" },
  { height:  511177 , difficulty:  785727 , date:  "2015-06-10 04:09:53" },
  { height:  511178 , difficulty:  786931 , date:  "2015-06-10 04:10:35" },
  { height:  511179 , difficulty:  787024 , date:  "2015-06-10 04:11:15" },
  { height:  511180 , difficulty:  786461 , date:  "2015-06-10 04:11:56" },
  { height:  511181 , difficulty:  786713 , date:  "2015-06-10 04:12:53" },
  { height:  511182 , difficulty:  784177 , date:  "2015-06-10 04:12:54" },
  { height:  511183 , difficulty:  786850 , date:  "2015-06-10 04:14:29" },
  { height:  511184 , difficulty:  787193 , date:  "2015-06-10 04:14:31" },
  { height:  511185 , difficulty:  786701 , date:  "2015-06-10 04:14:39" },
  { height:  511186 , difficulty:  786144 , date:  "2015-06-10 04:15:11" },
  { height:  511187 , difficulty:  788524 , date:  "2015-06-10 04:16:11" },
  { height:  511188 , difficulty:  787253 , date:  "2015-06-10 04:18:42" },
  { height:  511189 , difficulty:  783249 , date:  "2015-06-10 04:18:45" },
  { height:  511190 , difficulty:  783091 , date:  "2015-06-10 04:18:50" },
  { height:  511191 , difficulty:  783437 , date:  "2015-06-10 04:20:03" },
  { height:  511192 , difficulty:  783588 , date:  "2015-06-10 04:20:14" },
  { height:  511193 , difficulty:  783148 , date:  "2015-06-10 04:20:23" },
  { height:  511194 , difficulty:  782222 , date:  "2015-06-10 04:20:26" },
  { height:  511195 , difficulty:  780724 , date:  "2015-06-10 04:23:47" },
  { height:  511196 , difficulty:  781556 , date:  "2015-06-10 04:24:02" },
  { height:  511197 , difficulty:  782418 , date:  "2015-06-10 04:24:52" },
  { height:  511198 , difficulty:  784248 , date:  "2015-06-10 04:25:39" },
  { height:  511199 , difficulty:  785910 , date:  "2015-06-10 04:25:54" },
  { height:  511200 , difficulty:  785371 , date:  "2015-06-10 04:26:57" },
  { height:  511201 , difficulty:  785738 , date:  "2015-06-10 04:27:33" },
  { height:  511202 , difficulty:  785328 , date:  "2015-06-10 04:28:38" },
  { height:  511203 , difficulty:  785052 , date:  "2015-06-10 04:29:25" },
  { height:  511204 , difficulty:  784164 , date:  "2015-06-10 04:29:30" },
  { height:  511205 , difficulty:  784814 , date:  "2015-06-10 04:31:33" },
  { height:  511206 , difficulty:  784076 , date:  "2015-06-10 04:32:18" },
  { height:  511207 , difficulty:  785565 , date:  "2015-06-10 04:32:23" },
  { height:  511208 , difficulty:  786185 , date:  "2015-06-10 04:33:07" },
  { height:  511209 , difficulty:  785435 , date:  "2015-06-10 04:35:33" },
  { height:  511210 , difficulty:  784490 , date:  "2015-06-10 04:35:35" },
  { height:  511211 , difficulty:  777025 , date:  "2015-06-10 04:36:33" },
  { height:  511212 , difficulty:  779818 , date:  "2015-06-10 04:37:10" },
  { height:  511213 , difficulty:  777118 , date:  "2015-06-10 04:37:39" },
  { height:  511214 , difficulty:  776430 , date:  "2015-06-10 04:38:11" },
  { height:  511215 , difficulty:  776632 , date:  "2015-06-10 04:41:47" },
  { height:  511216 , difficulty:  777393 , date:  "2015-06-10 04:41:54" },
  { height:  511217 , difficulty:  776908 , date:  "2015-06-10 04:44:43" },
  { height:  511218 , difficulty:  775463 , date:  "2015-06-10 04:45:42" },
  { height:  511219 , difficulty:  775969 , date:  "2015-06-10 04:45:27" },
  { height:  511220 , difficulty:  777229 , date:  "2015-06-10 04:46:20" },
  { height:  511221 , difficulty:  772790 , date:  "2015-06-10 04:46:51" },
  { height:  511222 , difficulty:  773099 , date:  "2015-06-10 04:47:02" },
  { height:  511223 , difficulty:  772451 , date:  "2015-06-10 04:47:07" },
  { height:  511224 , difficulty:  773134 , date:  "2015-06-10 04:49:36" },
  { height:  511225 , difficulty:  773155 , date:  "2015-06-10 04:50:32" },
  { height:  511226 , difficulty:  773833 , date:  "2015-06-10 04:50:42" },
  { height:  511227 , difficulty:  774590 , date:  "2015-06-10 04:50:48" },
  { height:  511228 , difficulty:  773203 , date:  "2015-06-10 04:51:41" },
  { height:  511229 , difficulty:  773209 , date:  "2015-06-10 04:51:55" },
  { height:  511230 , difficulty:  776266 , date:  "2015-06-10 04:52:33" },
  { height:  511231 , difficulty:  772654 , date:  "2015-06-10 04:53:14" },
  { height:  511232 , difficulty:  772644 , date:  "2015-06-10 04:53:21" },
  { height:  511233 , difficulty:  772124 , date:  "2015-06-10 04:54:48" },
  { height:  511234 , difficulty:  772798 , date:  "2015-06-10 04:55:13" },
  { height:  511235 , difficulty:  769953 , date:  "2015-06-10 04:56:13" },
  { height:  511236 , difficulty:  770242 , date:  "2015-06-10 04:57:39" },
  { height:  511237 , difficulty:  768015 , date:  "2015-06-10 05:00:20" },
  { height:  511238 , difficulty:  770325 , date:  "2015-06-10 05:03:41" },
  { height:  511239 , difficulty:  769821 , date:  "2015-06-10 05:04:34" },
  { height:  511240 , difficulty:  770668 , date:  "2015-06-10 05:04:58" },
  { height:  511241 , difficulty:  770312 , date:  "2015-06-10 05:11:06" },
  { height:  511242 , difficulty:  770568 , date:  "2015-06-10 05:11:13" },
  { height:  511243 , difficulty:  771719 , date:  "2015-06-10 05:16:42" },
  { height:  511244 , difficulty:  776032 , date:  "2015-06-10 05:19:14" },
  { height:  511245 , difficulty:  780481 , date:  "2015-06-10 05:19:44" },
  { height:  511246 , difficulty:  780373 , date:  "2015-06-10 05:21:46" },
  { height:  511247 , difficulty:  779173 , date:  "2015-06-10 05:23:27" },
  { height:  511248 , difficulty:  780020 , date:  "2015-06-10 05:26:26" },
  { height:  511249 , difficulty:  780082 , date:  "2015-06-10 05:28:57" },
  { height:  511250 , difficulty:  780060 , date:  "2015-06-10 05:29:52" },
  { height:  511251 , difficulty:  781184 , date:  "2015-06-10 05:30:27" },
  { height:  511252 , difficulty:  783491 , date:  "2015-06-10 05:30:34" },
  { height:  511253 , difficulty:  782157 , date:  "2015-06-10 05:31:01" },
  { height:  511254 , difficulty:  782419 , date:  "2015-06-10 05:32:00" },
  { height:  511255 , difficulty:  782858 , date:  "2015-06-10 05:32:23" },
  { height:  511256 , difficulty:  782617 , date:  "2015-06-10 05:32:49" },
  { height:  511257 , difficulty:  789497 , date:  "2015-06-10 05:35:42" },
  { height:  511258 , difficulty:  790075 , date:  "2015-06-10 05:35:37" },
  { height:  511259 , difficulty:  788296 , date:  "2015-06-10 05:35:42" },
  { height:  511260 , difficulty:  800521 , date:  "2015-06-10 05:36:00" },
  { height:  511261 , difficulty:  800660 , date:  "2015-06-10 05:38:12" },
  { height:  511262 , difficulty:  805508 , date:  "2015-06-10 05:40:14" },
  { height:  511263 , difficulty:  805445 , date:  "2015-06-10 05:41:11" },
  { height:  511264 , difficulty:  805147 , date:  "2015-06-10 05:44:59" },
  { height:  511265 , difficulty:  805817 , date:  "2015-06-10 05:45:13" },
  { height:  511266 , difficulty:  807398 , date:  "2015-06-10 05:46:16" },
  { height:  511267 , difficulty:  805930 , date:  "2015-06-10 05:49:41" },
  { height:  511268 , difficulty:  805767 , date:  "2015-06-10 05:49:47" },
  { height:  511269 , difficulty:  805764 , date:  "2015-06-10 05:51:17" },
  { height:  511270 , difficulty:  806900 , date:  "2015-06-10 05:52:05" },
  { height:  511271 , difficulty:  802514 , date:  "2015-06-10 05:52:06" },
  { height:  511272 , difficulty:  806331 , date:  "2015-06-10 05:54:28" },
  { height:  511273 , difficulty:  807536 , date:  "2015-06-10 05:54:57" },
  { height:  511274 , difficulty:  808235 , date:  "2015-06-10 05:55:57" },
  { height:  511275 , difficulty:  813438 , date:  "2015-06-10 05:56:02" },
  { height:  511276 , difficulty:  816374 , date:  "2015-06-10 05:56:29" },
  { height:  511277 , difficulty:  816184 , date:  "2015-06-10 06:01:33" },
  { height:  511278 , difficulty:  816902 , date:  "2015-06-10 06:01:34" },
  { height:  511279 , difficulty:  815881 , date:  "2015-06-10 06:03:09" },
  { height:  511280 , difficulty:  818434 , date:  "2015-06-10 06:03:54" },
  { height:  511281 , difficulty:  816613 , date:  "2015-06-10 06:07:56" },
  { height:  511282 , difficulty:  815915 , date:  "2015-06-10 06:09:46" },
  { height:  511283 , difficulty:  815839 , date:  "2015-06-10 06:10:55" },
  { height:  511284 , difficulty:  815457 , date:  "2015-06-10 06:11:41" },
  { height:  511285 , difficulty:  812254 , date:  "2015-06-10 06:12:37" },
  { height:  511286 , difficulty:  812386 , date:  "2015-06-10 06:14:07" },
  { height:  511287 , difficulty:  811208 , date:  "2015-06-10 06:16:22" },
  { height:  511288 , difficulty:  810812 , date:  "2015-06-10 06:18:19" },
  { height:  511289 , difficulty:  812745 , date:  "2015-06-10 06:20:27" },
  { height:  511290 , difficulty:  812955 , date:  "2015-06-10 06:21:44" },
  { height:  511291 , difficulty:  809231 , date:  "2015-06-10 06:22:00" },
  { height:  511292 , difficulty:  809044 , date:  "2015-06-10 06:23:06" },
  { height:  511293 , difficulty:  806288 , date:  "2015-06-10 06:23:59" },
  { height:  511294 , difficulty:  808226 , date:  "2015-06-10 06:24:52" },
  { height:  511295 , difficulty:  808040 , date:  "2015-06-10 06:24:58" },
  { height:  511296 , difficulty:  808280 , date:  "2015-06-10 06:25:52" },
  { height:  511297 , difficulty:  808115 , date:  "2015-06-10 06:26:46" },
  { height:  511298 , difficulty:  810314 , date:  "2015-06-10 06:26:56" },
  { height:  511299 , difficulty:  811272 , date:  "2015-06-10 06:28:30" },
  { height:  511300 , difficulty:  811269 , date:  "2015-06-10 06:29:39" },
  { height:  511301 , difficulty:  810136 , date:  "2015-06-10 06:31:40" },
  { height:  511302 , difficulty:  810249 , date:  "2015-06-10 06:31:47" },
  { height:  511303 , difficulty:  810135 , date:  "2015-06-10 06:31:58" },
  { height:  511304 , difficulty:  809195 , date:  "2015-06-10 06:32:03" },
  { height:  511305 , difficulty:  810935 , date:  "2015-06-10 06:32:41" },
  { height:  511306 , difficulty:  814900 , date:  "2015-06-10 06:35:26" },
  { height:  511307 , difficulty:  813976 , date:  "2015-06-10 06:35:54" },
  { height:  511308 , difficulty:  814120 , date:  "2015-06-10 06:36:07" },
  { height:  511309 , difficulty:  812154 , date:  "2015-06-10 06:36:36" },
  { height:  511310 , difficulty:  812227 , date:  "2015-06-10 06:42:34" },
  { height:  511311 , difficulty:  811776 , date:  "2015-06-10 06:42:38" },
  { height:  511312 , difficulty:  810430 , date:  "2015-06-10 06:44:00" },
  { height:  511313 , difficulty:  808028 , date:  "2015-06-10 06:44:59" },
  { height:  511314 , difficulty:  804718 , date:  "2015-06-10 06:46:24" },
  { height:  511315 , difficulty:  803955 , date:  "2015-06-10 06:47:39" },
  { height:  511316 , difficulty:  806027 , date:  "2015-06-10 07:00:45" },
  { height:  511317 , difficulty:  797683 , date:  "2015-06-10 07:01:38" },
  { height:  511318 , difficulty:  798461 , date:  "2015-06-10 07:03:22" },
  { height:  511319 , difficulty:  791551 , date:  "2015-06-10 07:03:25" },
  { height:  511320 , difficulty:  788236 , date:  "2015-06-10 07:04:34" },
  { height:  511321 , difficulty:  789899 , date:  "2015-06-10 07:05:38" },
  { height:  511322 , difficulty:  787274 , date:  "2015-06-10 07:06:25" },
  { height:  511323 , difficulty:  785594 , date:  "2015-06-10 07:07:34" },
  { height:  511324 , difficulty:  782312 , date:  "2015-06-10 07:08:39" },
  { height:  511325 , difficulty:  779318 , date:  "2015-06-10 07:09:39" },
  { height:  511326 , difficulty:  778974 , date:  "2015-06-10 07:10:04" },
  { height:  511327 , difficulty:  778517 , date:  "2015-06-10 07:10:55" },
  { height:  511328 , difficulty:  781276 , date:  "2015-06-10 07:12:20" },
  { height:  511329 , difficulty:  781041 , date:  "2015-06-10 07:13:07" },
  { height:  511330 , difficulty:  782013 , date:  "2015-06-10 07:14:18" },
  { height:  511331 , difficulty:  783079 , date:  "2015-06-10 07:14:26" },
  { height:  511332 , difficulty:  782606 , date:  "2015-06-10 07:14:46" },
  { height:  511333 , difficulty:  780318 , date:  "2015-06-10 07:18:15" },
  { height:  511334 , difficulty:  780464 , date:  "2015-06-10 07:18:16" },
  { height:  511335 , difficulty:  782097 , date:  "2015-06-10 07:19:06" },
  { height:  511336 , difficulty:  782498 , date:  "2015-06-10 07:20:55" },
  { height:  511337 , difficulty:  783318 , date:  "2015-06-10 07:21:47" },
  { height:  511338 , difficulty:  782965 , date:  "2015-06-10 07:22:16" },
  { height:  511339 , difficulty:  783869 , date:  "2015-06-10 07:22:59" },
  { height:  511340 , difficulty:  779159 , date:  "2015-06-10 07:24:26" },
  { height:  511341 , difficulty:  779531 , date:  "2015-06-10 07:24:31" },
  { height:  511342 , difficulty:  778296 , date:  "2015-06-10 07:26:25" },
  { height:  511343 , difficulty:  775012 , date:  "2015-06-10 07:26:46" },
  { height:  511344 , difficulty:  775597 , date:  "2015-06-10 07:29:34" },
  { height:  511345 , difficulty:  774910 , date:  "2015-06-10 07:30:46" },
  { height:  511346 , difficulty:  774014 , date:  "2015-06-10 07:33:44" },
  { height:  511347 , difficulty:  775216 , date:  "2015-06-10 07:34:34" },
  { height:  511348 , difficulty:  774967 , date:  "2015-06-10 07:36:07" },
  { height:  511349 , difficulty:  774634 , date:  "2015-06-10 07:38:12" },
  { height:  511350 , difficulty:  774886 , date:  "2015-06-10 07:39:29" },
  { height:  511351 , difficulty:  776274 , date:  "2015-06-10 07:39:45" },
  { height:  511352 , difficulty:  776640 , date:  "2015-06-10 07:40:46" },
  { height:  511353 , difficulty:  770444 , date:  "2015-06-10 07:41:01" },
  { height:  511354 , difficulty:  771938 , date:  "2015-06-10 07:42:03" },
  { height:  511355 , difficulty:  771940 , date:  "2015-06-10 07:43:22" },
  { height:  511356 , difficulty:  771705 , date:  "2015-06-10 07:43:28" },
  { height:  511357 , difficulty:  768453 , date:  "2015-06-10 07:44:07" },
  { height:  511358 , difficulty:  766728 , date:  "2015-06-10 07:46:35" },
  { height:  511359 , difficulty:  766376 , date:  "2015-06-10 07:47:43" },
  { height:  511360 , difficulty:  766086 , date:  "2015-06-10 07:48:35" },
  { height:  511361 , difficulty:  766799 , date:  "2015-06-10 07:48:32" },
  { height:  511362 , difficulty:  765475 , date:  "2015-06-10 07:49:31" },
  { height:  511363 , difficulty:  763338 , date:  "2015-06-10 07:49:56" },
  { height:  511364 , difficulty:  761438 , date:  "2015-06-10 07:50:11" },
  { height:  511365 , difficulty:  759447 , date:  "2015-06-10 07:50:39" },
  { height:  511366 , difficulty:  759878 , date:  "2015-06-10 07:51:03" },
  { height:  511367 , difficulty:  760404 , date:  "2015-06-10 07:51:21" },
  { height:  511368 , difficulty:  759236 , date:  "2015-06-10 07:54:19" },
  { height:  511369 , difficulty:  759075 , date:  "2015-06-10 07:57:58" },
  { height:  511370 , difficulty:  758097 , date:  "2015-06-10 07:59:04" },
  { height:  511371 , difficulty:  758432 , date:  "2015-06-10 07:59:39" },
  { height:  511372 , difficulty:  757596 , date:  "2015-06-10 08:00:30" },
  { height:  511373 , difficulty:  757705 , date:  "2015-06-10 08:00:36" },
  { height:  511374 , difficulty:  758087 , date:  "2015-06-10 08:00:41" },
  { height:  511375 , difficulty:  760156 , date:  "2015-06-10 08:06:15" },
  { height:  511376 , difficulty:  758913 , date:  "2015-06-10 08:07:08" },
  { height:  511377 , difficulty:  759435 , date:  "2015-06-10 08:10:06" },
  { height:  511378 , difficulty:  761135 , date:  "2015-06-10 08:10:42" },
  { height:  511379 , difficulty:  763029 , date:  "2015-06-10 08:14:43" },
  { height:  511380 , difficulty:  763968 , date:  "2015-06-10 08:16:51" },
  { height:  511381 , difficulty:  763388 , date:  "2015-06-10 08:16:54" },
  { height:  511382 , difficulty:  760768 , date:  "2015-06-10 08:18:50" },
  { height:  511383 , difficulty:  760655 , date:  "2015-06-10 08:19:13" },
  { height:  511384 , difficulty:  761640 , date:  "2015-06-10 08:19:15" },
  { height:  511385 , difficulty:  764643 , date:  "2015-06-10 08:19:19" },
  { height:  511386 , difficulty:  757970 , date:  "2015-06-10 08:24:25" },
  { height:  511387 , difficulty:  759151 , date:  "2015-06-10 08:25:05" },
  { height:  511388 , difficulty:  758069 , date:  "2015-06-10 08:27:30" },
  { height:  511389 , difficulty:  758874 , date:  "2015-06-10 08:31:28" },
  { height:  511390 , difficulty:  760025 , date:  "2015-06-10 08:36:11" },
  { height:  511391 , difficulty:  758951 , date:  "2015-06-10 08:37:35" },
  { height:  511392 , difficulty:  744816 , date:  "2015-06-10 08:40:11" },
  { height:  511393 , difficulty:  743877 , date:  "2015-06-10 08:40:21" },
  { height:  511394 , difficulty:  743158 , date:  "2015-06-10 08:41:46" },
  { height:  511395 , difficulty:  743177 , date:  "2015-06-10 08:42:25" },
  { height:  511396 , difficulty:  742795 , date:  "2015-06-10 08:42:31" },
  { height:  511397 , difficulty:  742494 , date:  "2015-06-10 08:42:40" },
  { height:  511398 , difficulty:  742623 , date:  "2015-06-10 08:45:35" },
  { height:  511399 , difficulty:  741745 , date:  "2015-06-10 08:45:40" },
  { height:  511400 , difficulty:  740939 , date:  "2015-06-10 08:46:27" },
  { height:  511401 , difficulty:  741499 , date:  "2015-06-10 08:47:12" },
  { height:  511402 , difficulty:  741449 , date:  "2015-06-10 08:47:18" },
  { height:  511403 , difficulty:  740811 , date:  "2015-06-10 08:47:44" },
  { height:  511404 , difficulty:  741448 , date:  "2015-06-10 08:48:11" },
  { height:  511405 , difficulty:  741213 , date:  "2015-06-10 08:48:19" },
  { height:  511406 , difficulty:  742122 , date:  "2015-06-10 08:50:01" },
  { height:  511407 , difficulty:  744729 , date:  "2015-06-10 08:50:55" },
  { height:  511408 , difficulty:  747432 , date:  "2015-06-10 08:51:18" },
  { height:  511409 , difficulty:  744259 , date:  "2015-06-10 08:51:24" },
  { height:  511410 , difficulty:  745308 , date:  "2015-06-10 08:52:37" },
  { height:  511411 , difficulty:  744355 , date:  "2015-06-10 08:54:01" },
  { height:  511412 , difficulty:  742245 , date:  "2015-06-10 08:56:44" },
  { height:  511413 , difficulty:  741267 , date:  "2015-06-10 09:00:13" },
  { height:  511414 , difficulty:  741488 , date:  "2015-06-10 09:00:15" },
  { height:  511415 , difficulty:  743500 , date:  "2015-06-10 09:00:21" },
  { height:  511416 , difficulty:  741806 , date:  "2015-06-10 09:05:27" },
  { height:  511417 , difficulty:  744345 , date:  "2015-06-10 09:06:44" },
  { height:  511418 , difficulty:  742588 , date:  "2015-06-10 09:06:28" },
  { height:  511419 , difficulty:  742227 , date:  "2015-06-10 09:06:40" },
  { height:  511420 , difficulty:  741476 , date:  "2015-06-10 09:10:38" },
  { height:  511421 , difficulty:  742450 , date:  "2015-06-10 09:11:37" },
  { height:  511422 , difficulty:  740284 , date:  "2015-06-10 09:13:43" },
  { height:  511423 , difficulty:  740178 , date:  "2015-06-10 09:13:00" },
  { height:  511424 , difficulty:  739022 , date:  "2015-06-10 09:13:06" },
  { height:  511425 , difficulty:  736763 , date:  "2015-06-10 09:13:25" },
  { height:  511426 , difficulty:  737262 , date:  "2015-06-10 09:14:11" },
  { height:  511427 , difficulty:  739632 , date:  "2015-06-10 09:14:14" },
  { height:  511428 , difficulty:  744897 , date:  "2015-06-10 09:15:10" },
  { height:  511429 , difficulty:  749025 , date:  "2015-06-10 09:17:01" },
  { height:  511430 , difficulty:  748479 , date:  "2015-06-10 09:18:15" },
  { height:  511431 , difficulty:  747632 , date:  "2015-06-10 09:18:20" },
  { height:  511432 , difficulty:  748142 , date:  "2015-06-10 09:18:38" },
  { height:  511433 , difficulty:  752949 , date:  "2015-06-10 09:18:48" },
  { height:  511434 , difficulty:  750151 , date:  "2015-06-10 09:19:05" },
  { height:  511435 , difficulty:  748951 , date:  "2015-06-10 09:19:44" },
  { height:  511436 , difficulty:  748075 , date:  "2015-06-10 09:20:07" },
  { height:  511437 , difficulty:  751005 , date:  "2015-06-10 09:20:41" },
  { height:  511438 , difficulty:  749964 , date:  "2015-06-10 09:20:55" },
  { height:  511439 , difficulty:  750668 , date:  "2015-06-10 09:21:56" },
  { height:  511440 , difficulty:  750544 , date:  "2015-06-10 09:24:38" },
  { height:  511441 , difficulty:  751263 , date:  "2015-06-10 09:25:02" },
  { height:  511442 , difficulty:  751442 , date:  "2015-06-10 09:26:44" },
  { height:  511443 , difficulty:  752774 , date:  "2015-06-10 09:26:49" },
  { height:  511444 , difficulty:  749186 , date:  "2015-06-10 09:27:14" },
  { height:  511445 , difficulty:  747045 , date:  "2015-06-10 09:29:47" },
  { height:  511446 , difficulty:  751359 , date:  "2015-06-10 09:30:09" },
  { height:  511447 , difficulty:  751183 , date:  "2015-06-10 09:32:27" },
  { height:  511448 , difficulty:  750214 , date:  "2015-06-10 09:33:26" },
  { height:  511449 , difficulty:  750796 , date:  "2015-06-10 09:37:22" },
  { height:  511450 , difficulty:  755388 , date:  "2015-06-10 09:37:26" },
  { height:  511451 , difficulty:  748669 , date:  "2015-06-10 09:37:54" },
  { height:  511452 , difficulty:  747669 , date:  "2015-06-10 09:39:37" },
  { height:  511453 , difficulty:  744159 , date:  "2015-06-10 09:39:40" },
  { height:  511454 , difficulty:  744307 , date:  "2015-06-10 09:39:44" },
  { height:  511455 , difficulty:  742114 , date:  "2015-06-10 09:39:51" },
  { height:  511456 , difficulty:  739745 , date:  "2015-06-10 09:40:50" },
  { height:  511457 , difficulty:  740215 , date:  "2015-06-10 09:41:29" },
  { height:  511458 , difficulty:  741230 , date:  "2015-06-10 09:43:38" },
  { height:  511459 , difficulty:  743825 , date:  "2015-06-10 09:43:50" },
  { height:  511460 , difficulty:  744198 , date:  "2015-06-10 09:43:58" },
  { height:  511461 , difficulty:  745910 , date:  "2015-06-10 09:45:00" },
  { height:  511462 , difficulty:  741464 , date:  "2015-06-10 09:47:11" },
  { height:  511463 , difficulty:  740989 , date:  "2015-06-10 09:47:14" },
  { height:  511464 , difficulty:  739029 , date:  "2015-06-10 09:49:05" },
  { height:  511465 , difficulty:  736346 , date:  "2015-06-10 09:49:10" },
  { height:  511466 , difficulty:  732477 , date:  "2015-06-10 09:49:15" },
  { height:  511467 , difficulty:  737588 , date:  "2015-06-10 09:51:09" },
  { height:  511468 , difficulty:  734584 , date:  "2015-06-10 09:52:49" },
  { height:  511469 , difficulty:  734599 , date:  "2015-06-10 09:53:56" },
  { height:  511470 , difficulty:  734229 , date:  "2015-06-10 09:54:04" },
  { height:  511471 , difficulty:  735012 , date:  "2015-06-10 09:54:43" },
  { height:  511472 , difficulty:  735619 , date:  "2015-06-10 09:55:18" },
  { height:  511473 , difficulty:  738052 , date:  "2015-06-10 09:55:44" },
  { height:  511474 , difficulty:  734862 , date:  "2015-06-10 09:56:59" },
  { height:  511475 , difficulty:  734773 , date:  "2015-06-10 09:57:50" },
  { height:  511476 , difficulty:  734662 , date:  "2015-06-10 09:58:40" },
  { height:  511477 , difficulty:  733899 , date:  "2015-06-10 10:03:09" },
  { height:  511478 , difficulty:  733735 , date:  "2015-06-10 10:04:13" },
  { height:  511479 , difficulty:  734013 , date:  "2015-06-10 10:04:52" },
  { height:  511480 , difficulty:  733738 , date:  "2015-06-10 10:05:07" },
  { height:  511481 , difficulty:  735722 , date:  "2015-06-10 10:05:12" },
  { height:  511482 , difficulty:  735722 , date:  "2015-06-10 10:05:46" },
  { height:  511483 , difficulty:  734764 , date:  "2015-06-10 10:07:55" },
  { height:  511484 , difficulty:  734609 , date:  "2015-06-10 10:07:30" },
  { height:  511485 , difficulty:  735378 , date:  "2015-06-10 10:14:30" },
  { height:  511486 , difficulty:  734038 , date:  "2015-06-10 10:14:38" },
  { height:  511487 , difficulty:  732950 , date:  "2015-06-10 10:18:01" },
  { height:  511488 , difficulty:  730313 , date:  "2015-06-10 10:18:21" },
  { height:  511489 , difficulty:  727541 , date:  "2015-06-10 10:21:18" },
  { height:  511490 , difficulty:  727678 , date:  "2015-06-10 10:20:41" },
  { height:  511491 , difficulty:  727669 , date:  "2015-06-10 10:22:00" },
  { height:  511492 , difficulty:  723380 , date:  "2015-06-10 10:22:13" },
  { height:  511493 , difficulty:  724781 , date:  "2015-06-10 10:22:59" },
  { height:  511494 , difficulty:  724548 , date:  "2015-06-10 10:25:06" },
  { height:  511495 , difficulty:  726629 , date:  "2015-06-10 10:26:02" },
  { height:  511496 , difficulty:  722317 , date:  "2015-06-10 10:26:06" },
  { height:  511497 , difficulty:  721303 , date:  "2015-06-10 10:30:13" },
  { height:  511498 , difficulty:  721815 , date:  "2015-06-10 10:30:55" },
  { height:  511499 , difficulty:  721875 , date:  "2015-06-10 10:32:58" },
  { height:  511500 , difficulty:  721580 , date:  "2015-06-10 10:33:57" },
  { height:  511501 , difficulty:  721635 , date:  "2015-06-10 10:34:25" },
  { height:  511502 , difficulty:  721685 , date:  "2015-06-10 10:35:03" },
  { height:  511503 , difficulty:  723763 , date:  "2015-06-10 10:36:08" },
  { height:  511504 , difficulty:  723332 , date:  "2015-06-10 10:36:13" },
  { height:  511505 , difficulty:  722891 , date:  "2015-06-10 10:39:28" },
  { height:  511506 , difficulty:  723831 , date:  "2015-06-10 10:40:47" },
  { height:  511507 , difficulty:  723809 , date:  "2015-06-10 10:44:33" },
  { height:  511508 , difficulty:  730822 , date:  "2015-06-10 10:44:39" },
  { height:  511509 , difficulty:  730799 , date:  "2015-06-10 10:44:57" },
  { height:  511510 , difficulty:  731569 , date:  "2015-06-10 10:46:25" },
  { height:  511511 , difficulty:  733225 , date:  "2015-06-10 10:48:00" },
  { height:  511512 , difficulty:  733351 , date:  "2015-06-10 10:49:47" },
  { height:  511513 , difficulty:  732698 , date:  "2015-06-10 10:52:32" },
  { height:  511514 , difficulty:  734994 , date:  "2015-06-10 10:52:34" },
  { height:  511515 , difficulty:  735285 , date:  "2015-06-10 10:52:47" },
  { height:  511516 , difficulty:  732794 , date:  "2015-06-10 10:54:21" },
  { height:  511517 , difficulty:  733066 , date:  "2015-06-10 10:59:34" },
  { height:  511518 , difficulty:  732954 , date:  "2015-06-10 10:59:36" },
  { height:  511519 , difficulty:  733271 , date:  "2015-06-10 11:00:15" },
  { height:  511520 , difficulty:  733214 , date:  "2015-06-10 11:00:57" },
  { height:  511521 , difficulty:  730334 , date:  "2015-06-10 11:01:25" },
  { height:  511522 , difficulty:  732479 , date:  "2015-06-10 11:02:42" },
  { height:  511523 , difficulty:  730805 , date:  "2015-06-10 11:03:19" },
  { height:  511524 , difficulty:  730718 , date:  "2015-06-10 11:03:33" },
  { height:  511525 , difficulty:  729998 , date:  "2015-06-10 11:04:00" },
  { height:  511526 , difficulty:  732102 , date:  "2015-06-10 11:04:28" },
  { height:  511527 , difficulty:  732085 , date:  "2015-06-10 11:04:59" },
  { height:  511528 , difficulty:  730303 , date:  "2015-06-10 11:06:02" },
  { height:  511529 , difficulty:  730584 , date:  "2015-06-10 11:05:59" },
  { height:  511530 , difficulty:  730750 , date:  "2015-06-10 11:07:02" },
  { height:  511531 , difficulty:  731223 , date:  "2015-06-10 11:08:08" },
  { height:  511532 , difficulty:  731049 , date:  "2015-06-10 11:08:13" },
  { height:  511533 , difficulty:  730513 , date:  "2015-06-10 11:08:40" },
  { height:  511534 , difficulty:  728227 , date:  "2015-06-10 11:09:35" },
  { height:  511535 , difficulty:  729133 , date:  "2015-06-10 11:11:26" },
  { height:  511536 , difficulty:  728972 , date:  "2015-06-10 11:13:53" },
  { height:  511537 , difficulty:  727865 , date:  "2015-06-10 11:15:21" },
  { height:  511538 , difficulty:  726205 , date:  "2015-06-10 11:19:08" },
  { height:  511539 , difficulty:  726516 , date:  "2015-06-10 11:19:31" },
  { height:  511540 , difficulty:  724520 , date:  "2015-06-10 11:23:36" },
  { height:  511541 , difficulty:  727019 , date:  "2015-06-10 11:24:26" },
  { height:  511542 , difficulty:  728520 , date:  "2015-06-10 11:25:45" },
  { height:  511543 , difficulty:  729032 , date:  "2015-06-10 11:27:02" },
  { height:  511544 , difficulty:  728053 , date:  "2015-06-10 11:27:09" },
  { height:  511545 , difficulty:  726805 , date:  "2015-06-10 11:27:19" },
  { height:  511546 , difficulty:  726640 , date:  "2015-06-10 11:28:51" },
  { height:  511547 , difficulty:  726819 , date:  "2015-06-10 11:29:19" },
  { height:  511548 , difficulty:  726999 , date:  "2015-06-10 11:30:19" },
  { height:  511549 , difficulty:  730081 , date:  "2015-06-10 11:31:07" },
  { height:  511550 , difficulty:  728919 , date:  "2015-06-10 11:32:24" },
  { height:  511551 , difficulty:  729951 , date:  "2015-06-10 11:32:57" },
  { height:  511552 , difficulty:  729340 , date:  "2015-06-10 11:33:48" },
  { height:  511553 , difficulty:  724271 , date:  "2015-06-10 11:34:35" },
  { height:  511554 , difficulty:  723100 , date:  "2015-06-10 11:34:36" },
  { height:  511555 , difficulty:  723812 , date:  "2015-06-10 11:35:11" },
  { height:  511556 , difficulty:  726090 , date:  "2015-06-10 11:35:44" },
  { height:  511557 , difficulty:  725957 , date:  "2015-06-10 11:37:41" },
  { height:  511558 , difficulty:  725618 , date:  "2015-06-10 11:37:18" },
  { height:  511559 , difficulty:  724579 , date:  "2015-06-10 11:41:41" },
  { height:  511560 , difficulty:  724446 , date:  "2015-06-10 11:42:04" },
  { height:  511561 , difficulty:  717252 , date:  "2015-06-10 11:42:45" },
  { height:  511562 , difficulty:  717852 , date:  "2015-06-10 11:43:36" },
  { height:  511563 , difficulty:  716601 , date:  "2015-06-10 11:44:48" },
  { height:  511564 , difficulty:  716769 , date:  "2015-06-10 11:45:01" },
  { height:  511565 , difficulty:  714852 , date:  "2015-06-10 11:45:58" },
  { height:  511566 , difficulty:  714392 , date:  "2015-06-10 11:47:15" },
  { height:  511567 , difficulty:  715273 , date:  "2015-06-10 11:47:30" },
  { height:  511568 , difficulty:  715396 , date:  "2015-06-10 11:50:29" },
  { height:  511569 , difficulty:  715397 , date:  "2015-06-10 11:50:56" },
  { height:  511570 , difficulty:  716207 , date:  "2015-06-10 11:51:44" },
  { height:  511571 , difficulty:  715198 , date:  "2015-06-10 11:51:50" },
  { height:  511572 , difficulty:  715673 , date:  "2015-06-10 11:52:40" },
  { height:  511573 , difficulty:  713955 , date:  "2015-06-10 11:52:48" },
  { height:  511574 , difficulty:  716012 , date:  "2015-06-10 11:54:50" },
  { height:  511575 , difficulty:  715080 , date:  "2015-06-10 11:55:07" },
  { height:  511576 , difficulty:  713982 , date:  "2015-06-10 11:55:45" },
  { height:  511577 , difficulty:  715013 , date:  "2015-06-10 11:57:32" },
  { height:  511578 , difficulty:  714310 , date:  "2015-06-10 11:59:28" },
  { height:  511579 , difficulty:  713744 , date:  "2015-06-10 11:59:43" },
  { height:  511580 , difficulty:  715307 , date:  "2015-06-10 12:01:50" },
  { height:  511581 , difficulty:  712025 , date:  "2015-06-10 12:01:57" },
  { height:  511582 , difficulty:  711318 , date:  "2015-06-10 12:02:17" },
  { height:  511583 , difficulty:  709269 , date:  "2015-06-10 12:02:30" },
  { height:  511584 , difficulty:  709713 , date:  "2015-06-10 12:04:20" },
  { height:  511585 , difficulty:  709722 , date:  "2015-06-10 12:04:48" },
  { height:  511586 , difficulty:  709515 , date:  "2015-06-10 12:05:42" },
  { height:  511587 , difficulty:  708933 , date:  "2015-06-10 12:05:36" },
  { height:  511588 , difficulty:  707210 , date:  "2015-06-10 12:08:09" },
  { height:  511589 , difficulty:  705960 , date:  "2015-06-10 12:10:32" },
  { height:  511590 , difficulty:  707182 , date:  "2015-06-10 12:10:39" },
  { height:  511591 , difficulty:  706961 , date:  "2015-06-10 12:10:43" },
  { height:  511592 , difficulty:  706269 , date:  "2015-06-10 12:10:58" },
  { height:  511593 , difficulty:  700658 , date:  "2015-06-10 12:11:25" },
  { height:  511594 , difficulty:  701219 , date:  "2015-06-10 12:11:44" },
  { height:  511595 , difficulty:  702993 , date:  "2015-06-10 12:12:51" },
  { height:  511596 , difficulty:  702891 , date:  "2015-06-10 12:14:27" },
  { height:  511597 , difficulty:  703048 , date:  "2015-06-10 12:14:30" },
  { height:  511598 , difficulty:  701735 , date:  "2015-06-10 12:16:51" },
  { height:  511599 , difficulty:  703106 , date:  "2015-06-10 12:20:34" },
  { height:  511600 , difficulty:  703174 , date:  "2015-06-10 12:21:13" },
  { height:  511601 , difficulty:  706000 , date:  "2015-06-10 12:22:59" },
  { height:  511602 , difficulty:  705766 , date:  "2015-06-10 12:23:51" },
  { height:  511603 , difficulty:  705654 , date:  "2015-06-10 12:23:58" },
  { height:  511604 , difficulty:  704964 , date:  "2015-06-10 12:26:43" },
  { height:  511605 , difficulty:  705766 , date:  "2015-06-10 12:26:58" },
  { height:  511606 , difficulty:  705559 , date:  "2015-06-10 12:26:59" },
  { height:  511607 , difficulty:  704940 , date:  "2015-06-10 12:30:16" },
  { height:  511608 , difficulty:  705920 , date:  "2015-06-10 12:32:59" },
  { height:  511609 , difficulty:  705837 , date:  "2015-06-10 12:34:59" },
  { height:  511610 , difficulty:  708458 , date:  "2015-06-10 12:35:06" },
  { height:  511611 , difficulty:  710515 , date:  "2015-06-10 12:36:25" },
  { height:  511612 , difficulty:  708967 , date:  "2015-06-10 12:37:04" },
  { height:  511613 , difficulty:  707351 , date:  "2015-06-10 12:37:08" },
  { height:  511614 , difficulty:  704535 , date:  "2015-06-10 12:37:20" },
  { height:  511615 , difficulty:  707012 , date:  "2015-06-10 12:37:43" },
  { height:  511616 , difficulty:  703262 , date:  "2015-06-10 12:40:35" },
  { height:  511617 , difficulty:  702311 , date:  "2015-06-10 12:40:45" },
  { height:  511618 , difficulty:  702526 , date:  "2015-06-10 12:41:29" },
  { height:  511619 , difficulty:  701426 , date:  "2015-06-10 12:41:37" },
  { height:  511620 , difficulty:  703339 , date:  "2015-06-10 12:44:34" },
  { height:  511621 , difficulty:  703967 , date:  "2015-06-10 12:45:46" },
  { height:  511622 , difficulty:  703681 , date:  "2015-06-10 12:47:28" },
  { height:  511623 , difficulty:  707317 , date:  "2015-06-10 12:47:49" },
  { height:  511624 , difficulty:  707078 , date:  "2015-06-10 12:48:49" },
  { height:  511625 , difficulty:  706468 , date:  "2015-06-10 12:49:55" },
  { height:  511626 , difficulty:  706398 , date:  "2015-06-10 12:51:30" },
  { height:  511627 , difficulty:  707309 , date:  "2015-06-10 12:53:17" },
  { height:  511628 , difficulty:  707968 , date:  "2015-06-10 12:53:22" },
  { height:  511629 , difficulty:  708511 , date:  "2015-06-10 12:53:56" },
  { height:  511630 , difficulty:  708779 , date:  "2015-06-10 12:55:53" },
  { height:  511631 , difficulty:  709632 , date:  "2015-06-10 12:56:04" },
  { height:  511632 , difficulty:  709545 , date:  "2015-06-10 12:56:24" },
  { height:  511633 , difficulty:  707820 , date:  "2015-06-10 12:58:46" },
  { height:  511634 , difficulty:  707387 , date:  "2015-06-10 12:59:14" },
  { height:  511635 , difficulty:  703366 , date:  "2015-06-10 13:02:05" },
  { height:  511636 , difficulty:  706737 , date:  "2015-06-10 13:03:30" },
  { height:  511637 , difficulty:  706055 , date:  "2015-06-10 13:03:30" },
  { height:  511638 , difficulty:  705089 , date:  "2015-06-10 13:03:39" },
  { height:  511639 , difficulty:  705276 , date:  "2015-06-10 13:03:48" },
  { height:  511640 , difficulty:  705860 , date:  "2015-06-10 13:03:55" },
  { height:  511641 , difficulty:  706098 , date:  "2015-06-10 13:04:54" },
  { height:  511642 , difficulty:  704745 , date:  "2015-06-10 13:06:56" },
  { height:  511643 , difficulty:  704462 , date:  "2015-06-10 13:08:07" },
  { height:  511644 , difficulty:  701522 , date:  "2015-06-10 13:08:13" },
  { height:  511645 , difficulty:  703207 , date:  "2015-06-10 13:08:32" },
  { height:  511646 , difficulty:  703162 , date:  "2015-06-10 13:09:55" },
  { height:  511647 , difficulty:  704877 , date:  "2015-06-10 13:11:19" },
  { height:  511648 , difficulty:  703945 , date:  "2015-06-10 13:11:25" },
  { height:  511649 , difficulty:  705883 , date:  "2015-06-10 13:12:08" },
  { height:  511650 , difficulty:  703715 , date:  "2015-06-10 13:12:25" },
  { height:  511651 , difficulty:  703569 , date:  "2015-06-10 13:13:12" },
  { height:  511652 , difficulty:  703764 , date:  "2015-06-10 13:14:03" },
  { height:  511653 , difficulty:  702396 , date:  "2015-06-10 13:14:24" },
  { height:  511654 , difficulty:  702338 , date:  "2015-06-10 13:15:06" },
  { height:  511655 , difficulty:  702315 , date:  "2015-06-10 13:15:24" },
  { height:  511656 , difficulty:  702065 , date:  "2015-06-10 13:15:50" },
  { height:  511657 , difficulty:  701899 , date:  "2015-06-10 13:16:08" },
  { height:  511658 , difficulty:  702395 , date:  "2015-06-10 13:16:14" },
  { height:  511659 , difficulty:  702532 , date:  "2015-06-10 13:16:49" },
  { height:  511660 , difficulty:  701430 , date:  "2015-06-10 13:16:51" },
  { height:  511661 , difficulty:  701528 , date:  "2015-06-10 13:21:34" },
  { height:  511662 , difficulty:  701679 , date:  "2015-06-10 13:21:54" },
  { height:  511663 , difficulty:  705706 , date:  "2015-06-10 13:22:32" },
  { height:  511664 , difficulty:  703452 , date:  "2015-06-10 13:24:53" },
  { height:  511665 , difficulty:  701320 , date:  "2015-06-10 13:25:50" },
  { height:  511666 , difficulty:  703392 , date:  "2015-06-10 13:26:42" },
  { height:  511667 , difficulty:  703831 , date:  "2015-06-10 13:29:41" },
  { height:  511668 , difficulty:  704343 , date:  "2015-06-10 13:31:18" },
  { height:  511669 , difficulty:  703762 , date:  "2015-06-10 13:31:27" },
  { height:  511670 , difficulty:  703688 , date:  "2015-06-10 13:32:28" },
  { height:  511671 , difficulty:  703441 , date:  "2015-06-10 13:33:42" },
  { height:  511672 , difficulty:  703260 , date:  "2015-06-10 13:34:54" },
  { height:  511673 , difficulty:  704211 , date:  "2015-06-10 13:35:47" },
  { height:  511674 , difficulty:  703244 , date:  "2015-06-10 13:36:12" },
  { height:  511675 , difficulty:  699341 , date:  "2015-06-10 13:36:31" },
  { height:  511676 , difficulty:  699740 , date:  "2015-06-10 13:38:07" },
  { height:  511677 , difficulty:  698612 , date:  "2015-06-10 13:38:16" },
  { height:  511678 , difficulty:  697946 , date:  "2015-06-10 13:38:55" },
  { height:  511679 , difficulty:  698560 , date:  "2015-06-10 13:40:05" },
  { height:  511680 , difficulty:  695727 , date:  "2015-06-10 13:40:22" },
  { height:  511681 , difficulty:  695416 , date:  "2015-06-10 13:42:56" },
  { height:  511682 , difficulty:  696094 , date:  "2015-06-10 13:42:59" },
  { height:  511683 , difficulty:  693141 , date:  "2015-06-10 13:44:25" },
  { height:  511684 , difficulty:  690338 , date:  "2015-06-10 13:44:37" },
  { height:  511685 , difficulty:  688210 , date:  "2015-06-10 13:44:43" },
  { height:  511686 , difficulty:  689316 , date:  "2015-06-10 13:45:38" },
  { height:  511687 , difficulty:  688783 , date:  "2015-06-10 13:46:30" },
  { height:  511688 , difficulty:  688663 , date:  "2015-06-10 13:46:41" },
  { height:  511689 , difficulty:  688904 , date:  "2015-06-10 13:48:32" },
  { height:  511690 , difficulty:  689925 , date:  "2015-06-10 13:51:06" },
  { height:  511691 , difficulty:  689772 , date:  "2015-06-10 13:51:19" },
  { height:  511692 , difficulty:  690659 , date:  "2015-06-10 13:51:22" },
  { height:  511693 , difficulty:  690410 , date:  "2015-06-10 13:52:49" },
  { height:  511694 , difficulty:  689919 , date:  "2015-06-10 13:53:21" },
  { height:  511695 , difficulty:  689859 , date:  "2015-06-10 13:55:25" },
  { height:  511696 , difficulty:  687307 , date:  "2015-06-10 13:55:39" },
  { height:  511697 , difficulty:  688949 , date:  "2015-06-10 13:56:25" },
  { height:  511698 , difficulty:  687334 , date:  "2015-06-10 13:57:11" },
  { height:  511699 , difficulty:  687482 , date:  "2015-06-10 13:57:32" },
  { height:  511700 , difficulty:  686573 , date:  "2015-06-10 13:57:52" },
  { height:  511701 , difficulty:  685402 , date:  "2015-06-10 13:58:17" },
  { height:  511702 , difficulty:  685782 , date:  "2015-06-10 13:59:08" },
  { height:  511703 , difficulty:  684206 , date:  "2015-06-10 13:59:39" },
  { height:  511704 , difficulty:  684161 , date:  "2015-06-10 14:01:10" },
  { height:  511705 , difficulty:  684130 , date:  "2015-06-10 14:01:56" },
  { height:  511706 , difficulty:  682896 , date:  "2015-06-10 14:04:47" },
  { height:  511707 , difficulty:  683049 , date:  "2015-06-10 14:04:59" },
  { height:  511708 , difficulty:  683237 , date:  "2015-06-10 14:05:56" },
  { height:  511709 , difficulty:  680967 , date:  "2015-06-10 14:05:58" },
  { height:  511710 , difficulty:  680586 , date:  "2015-06-10 14:08:10" },
  { height:  511711 , difficulty:  681168 , date:  "2015-06-10 14:09:05" },
  { height:  511712 , difficulty:  679894 , date:  "2015-06-10 14:10:20" },
  { height:  511713 , difficulty:  680553 , date:  "2015-06-10 14:10:25" },
  { height:  511714 , difficulty:  680361 , date:  "2015-06-10 14:10:47" },
  { height:  511715 , difficulty:  680444 , date:  "2015-06-10 14:11:56" },
  { height:  511716 , difficulty:  680765 , date:  "2015-06-10 14:14:28" },
  { height:  511717 , difficulty:  680612 , date:  "2015-06-10 14:14:03" },
  { height:  511718 , difficulty:  682570 , date:  "2015-06-10 14:15:09" },
  { height:  511719 , difficulty:  682549 , date:  "2015-06-10 14:15:25" },
  { height:  511720 , difficulty:  682662 , date:  "2015-06-10 14:15:57" },
  { height:  511721 , difficulty:  682950 , date:  "2015-06-10 14:16:03" },
  { height:  511722 , difficulty:  682280 , date:  "2015-06-10 14:18:44" },
  { height:  511723 , difficulty:  680844 , date:  "2015-06-10 14:19:20" },
  { height:  511724 , difficulty:  681366 , date:  "2015-06-10 14:19:57" },
  { height:  511725 , difficulty:  681043 , date:  "2015-06-10 14:20:23" },
  { height:  511726 , difficulty:  681125 , date:  "2015-06-10 14:26:01" },
  { height:  511727 , difficulty:  680968 , date:  "2015-06-10 14:28:22" },
  { height:  511728 , difficulty:  680438 , date:  "2015-06-10 14:28:44" },
  { height:  511729 , difficulty:  683067 , date:  "2015-06-10 14:32:26" },
  { height:  511730 , difficulty:  682670 , date:  "2015-06-10 14:32:31" },
  { height:  511731 , difficulty:  688074 , date:  "2015-06-10 14:32:41" },
  { height:  511732 , difficulty:  689137 , date:  "2015-06-10 14:34:20" },
  { height:  511733 , difficulty:  689535 , date:  "2015-06-10 14:34:48" },
  { height:  511734 , difficulty:  689393 , date:  "2015-06-10 14:35:09" },
  { height:  511735 , difficulty:  690913 , date:  "2015-06-10 14:36:21" },
  { height:  511736 , difficulty:  691172 , date:  "2015-06-10 14:38:35" },
  { height:  511737 , difficulty:  688104 , date:  "2015-06-10 14:39:27" },
  { height:  511738 , difficulty:  687683 , date:  "2015-06-10 14:39:45" },
  { height:  511739 , difficulty:  688232 , date:  "2015-06-10 14:40:13" },
  { height:  511740 , difficulty:  686616 , date:  "2015-06-10 14:40:54" },
  { height:  511741 , difficulty:  686789 , date:  "2015-06-10 14:41:20" },
  { height:  511742 , difficulty:  688396 , date:  "2015-06-10 14:46:47" },
  { height:  511743 , difficulty:  685289 , date:  "2015-06-10 14:47:19" },
  { height:  511744 , difficulty:  683930 , date:  "2015-06-10 14:47:38" },
  { height:  511745 , difficulty:  684968 , date:  "2015-06-10 14:48:44" },
  { height:  511746 , difficulty:  683952 , date:  "2015-06-10 14:49:30" },
  { height:  511747 , difficulty:  682802 , date:  "2015-06-10 14:51:05" },
  { height:  511748 , difficulty:  681589 , date:  "2015-06-10 14:52:40" },
  { height:  511749 , difficulty:  680878 , date:  "2015-06-10 14:53:58" },
  { height:  511750 , difficulty:  684168 , date:  "2015-06-10 14:54:02" },
  { height:  511751 , difficulty:  686405 , date:  "2015-06-10 14:54:36" },
  { height:  511752 , difficulty:  685247 , date:  "2015-06-10 14:56:00" },
  { height:  511753 , difficulty:  686602 , date:  "2015-06-10 14:58:17" },
  { height:  511754 , difficulty:  686479 , date:  "2015-06-10 14:58:22" },
  { height:  511755 , difficulty:  685937 , date:  "2015-06-10 15:00:12" },
  { height:  511756 , difficulty:  685646 , date:  "2015-06-10 15:01:09" },
  { height:  511757 , difficulty:  683746 , date:  "2015-06-10 15:02:13" },
  { height:  511758 , difficulty:  684892 , date:  "2015-06-10 15:04:29" },
  { height:  511759 , difficulty:  683663 , date:  "2015-06-10 15:04:34" },
  { height:  511760 , difficulty:  684241 , date:  "2015-06-10 15:05:03" },
  { height:  511761 , difficulty:  686030 , date:  "2015-06-10 15:06:40" },
  { height:  511762 , difficulty:  684978 , date:  "2015-06-10 15:06:52" },
  { height:  511763 , difficulty:  685609 , date:  "2015-06-10 15:07:37" },
  { height:  511764 , difficulty:  686522 , date:  "2015-06-10 15:07:12" },
  { height:  511765 , difficulty:  685363 , date:  "2015-06-10 15:07:50" },
  { height:  511766 , difficulty:  684192 , date:  "2015-06-10 15:10:01" },
  { height:  511767 , difficulty:  683920 , date:  "2015-06-10 15:10:40" },
  { height:  511768 , difficulty:  685040 , date:  "2015-06-10 15:11:29" },
  { height:  511769 , difficulty:  683404 , date:  "2015-06-10 15:12:01" },
  { height:  511770 , difficulty:  686032 , date:  "2015-06-10 15:12:26" },
  { height:  511771 , difficulty:  683783 , date:  "2015-06-10 15:12:31" },
  { height:  511772 , difficulty:  684619 , date:  "2015-06-10 15:13:15" },
  { height:  511773 , difficulty:  683764 , date:  "2015-06-10 15:15:11" },
  { height:  511774 , difficulty:  683271 , date:  "2015-06-10 15:15:13" },
  { height:  511775 , difficulty:  684025 , date:  "2015-06-10 15:16:15" },
  { height:  511776 , difficulty:  684587 , date:  "2015-06-10 15:17:18" },
  { height:  511777 , difficulty:  684106 , date:  "2015-06-10 15:20:42" },
  { height:  511778 , difficulty:  683491 , date:  "2015-06-10 15:20:49" },
  { height:  511779 , difficulty:  684171 , date:  "2015-06-10 15:21:04" },
  { height:  511780 , difficulty:  682564 , date:  "2015-06-10 15:25:22" },
  { height:  511781 , difficulty:  683691 , date:  "2015-06-10 15:26:44" },
  { height:  511782 , difficulty:  680654 , date:  "2015-06-10 15:27:09" },
  { height:  511783 , difficulty:  680466 , date:  "2015-06-10 15:27:38" },
  { height:  511784 , difficulty:  680105 , date:  "2015-06-10 15:27:42" },
  { height:  511785 , difficulty:  680341 , date:  "2015-06-10 15:28:57" },
  { height:  511786 , difficulty:  678109 , date:  "2015-06-10 15:29:03" },
  { height:  511787 , difficulty:  677990 , date:  "2015-06-10 15:29:14" },
  { height:  511788 , difficulty:  679869 , date:  "2015-06-10 15:29:50" },
  { height:  511789 , difficulty:  681002 , date:  "2015-06-10 15:30:43" },
  { height:  511790 , difficulty:  680775 , date:  "2015-06-10 15:33:14" },
  { height:  511791 , difficulty:  679790 , date:  "2015-06-10 15:33:32" },
  { height:  511792 , difficulty:  678724 , date:  "2015-06-10 15:33:36" },
  { height:  511793 , difficulty:  679063 , date:  "2015-06-10 15:34:32" },
  { height:  511794 , difficulty:  679792 , date:  "2015-06-10 15:35:29" },
  { height:  511795 , difficulty:  679577 , date:  "2015-06-10 15:36:46" },
  { height:  511796 , difficulty:  679067 , date:  "2015-06-10 15:37:23" },
  { height:  511797 , difficulty:  679017 , date:  "2015-06-10 15:37:25" },
  { height:  511798 , difficulty:  676199 , date:  "2015-06-10 15:37:44" },
  { height:  511799 , difficulty:  676402 , date:  "2015-06-10 15:39:01" },
  { height:  511800 , difficulty:  675670 , date:  "2015-06-10 15:40:09" },
  { height:  511801 , difficulty:  675992 , date:  "2015-06-10 15:41:35" },
  { height:  511802 , difficulty:  672032 , date:  "2015-06-10 15:43:28" },
  { height:  511803 , difficulty:  671072 , date:  "2015-06-10 15:43:33" },
  { height:  511804 , difficulty:  670700 , date:  "2015-06-10 15:44:38" },
  { height:  511805 , difficulty:  667781 , date:  "2015-06-10 15:44:45" },
  { height:  511806 , difficulty:  668146 , date:  "2015-06-10 15:47:37" },
  { height:  511807 , difficulty:  668662 , date:  "2015-06-10 15:49:37" },
  { height:  511808 , difficulty:  668115 , date:  "2015-06-10 15:49:40" },
  { height:  511809 , difficulty:  668385 , date:  "2015-06-10 15:55:42" },
  { height:  511810 , difficulty:  674000 , date:  "2015-06-10 15:55:56" },
  { height:  511811 , difficulty:  673296 , date:  "2015-06-10 15:56:35" },
  { height:  511812 , difficulty:  673045 , date:  "2015-06-10 15:57:25" },
  { height:  511813 , difficulty:  673249 , date:  "2015-06-10 15:59:10" },
  { height:  511814 , difficulty:  674415 , date:  "2015-06-10 15:59:17" },
  { height:  511815 , difficulty:  674075 , date:  "2015-06-10 15:59:25" },
  { height:  511816 , difficulty:  673883 , date:  "2015-06-10 15:59:28" },
  { height:  511817 , difficulty:  674878 , date:  "2015-06-10 16:00:25" },
  { height:  511818 , difficulty:  670501 , date:  "2015-06-10 16:00:53" },
  { height:  511819 , difficulty:  669933 , date:  "2015-06-10 16:01:42" },
  { height:  511820 , difficulty:  673832 , date:  "2015-06-10 16:01:55" },
  { height:  511821 , difficulty:  672699 , date:  "2015-06-10 16:02:32" },
  { height:  511822 , difficulty:  672410 , date:  "2015-06-10 16:05:02" },
  { height:  511823 , difficulty:  671306 , date:  "2015-06-10 16:05:50" },
  { height:  511824 , difficulty:  670371 , date:  "2015-06-10 16:06:46" },
  { height:  511825 , difficulty:  669565 , date:  "2015-06-10 16:07:12" },
  { height:  511826 , difficulty:  671057 , date:  "2015-06-10 16:07:16" },
  { height:  511827 , difficulty:  671514 , date:  "2015-06-10 16:07:54" },
  { height:  511828 , difficulty:  670150 , date:  "2015-06-10 16:08:15" },
  { height:  511829 , difficulty:  668289 , date:  "2015-06-10 16:09:56" },
  { height:  511830 , difficulty:  670991 , date:  "2015-06-10 16:12:00" },
  { height:  511831 , difficulty:  669039 , date:  "2015-06-10 16:12:56" },
  { height:  511832 , difficulty:  668566 , date:  "2015-06-10 16:12:59" },
  { height:  511833 , difficulty:  667574 , date:  "2015-06-10 16:15:08" },
  { height:  511834 , difficulty:  667755 , date:  "2015-06-10 16:16:18" },
  { height:  511835 , difficulty:  667531 , date:  "2015-06-10 16:16:33" },
  { height:  511836 , difficulty:  669248 , date:  "2015-06-10 16:15:51" },
  { height:  511837 , difficulty:  667598 , date:  "2015-06-10 16:16:43" },
  { height:  511838 , difficulty:  669247 , date:  "2015-06-10 16:17:05" },
  { height:  511839 , difficulty:  668820 , date:  "2015-06-10 16:19:47" },
  { height:  511840 , difficulty:  669064 , date:  "2015-06-10 16:21:00" },
  { height:  511841 , difficulty:  669342 , date:  "2015-06-10 16:25:03" },
  { height:  511842 , difficulty:  667554 , date:  "2015-06-10 16:27:19" },
  { height:  511843 , difficulty:  666923 , date:  "2015-06-10 16:27:35" },
  { height:  511844 , difficulty:  666296 , date:  "2015-06-10 16:28:14" },
  { height:  511845 , difficulty:  665700 , date:  "2015-06-10 16:29:01" },
  { height:  511846 , difficulty:  666281 , date:  "2015-06-10 16:30:06" },
  { height:  511847 , difficulty:  666289 , date:  "2015-06-10 16:33:40" },
  { height:  511848 , difficulty:  665568 , date:  "2015-06-10 16:33:46" },
  { height:  511849 , difficulty:  664113 , date:  "2015-06-10 16:33:49" },
  { height:  511850 , difficulty:  663981 , date:  "2015-06-10 16:34:11" },
  { height:  511851 , difficulty:  663330 , date:  "2015-06-10 16:35:21" },
  { height:  511852 , difficulty:  663708 , date:  "2015-06-10 16:36:55" },
  { height:  511853 , difficulty:  660881 , date:  "2015-06-10 16:37:09" },
  { height:  511854 , difficulty:  661269 , date:  "2015-06-10 16:37:24" },
  { height:  511855 , difficulty:  661544 , date:  "2015-06-10 16:38:21" },
  { height:  511856 , difficulty:  658094 , date:  "2015-06-10 16:38:23" },
  { height:  511857 , difficulty:  656626 , date:  "2015-06-10 16:39:26" },
  { height:  511858 , difficulty:  657607 , date:  "2015-06-10 16:39:55" },
  { height:  511859 , difficulty:  657009 , date:  "2015-06-10 16:40:15" },
  { height:  511860 , difficulty:  656916 , date:  "2015-06-10 16:40:37" },
  { height:  511861 , difficulty:  656060 , date:  "2015-06-10 16:40:51" },
  { height:  511862 , difficulty:  656774 , date:  "2015-06-10 16:41:21" },
  { height:  511863 , difficulty:  658896 , date:  "2015-06-10 16:41:54" },
  { height:  511864 , difficulty:  658202 , date:  "2015-06-10 16:45:37" },
  { height:  511865 , difficulty:  657266 , date:  "2015-06-10 16:46:57" },
  { height:  511866 , difficulty:  655845 , date:  "2015-06-10 16:46:59" },
  { height:  511867 , difficulty:  655577 , date:  "2015-06-10 16:48:39" },
  { height:  511868 , difficulty:  655503 , date:  "2015-06-10 16:48:13" },
  { height:  511869 , difficulty:  654491 , date:  "2015-06-10 16:48:52" },
  { height:  511870 , difficulty:  656679 , date:  "2015-06-10 16:49:14" },
  { height:  511871 , difficulty:  655519 , date:  "2015-06-10 16:50:00" },
  { height:  511872 , difficulty:  655576 , date:  "2015-06-10 16:53:43" },
  { height:  511873 , difficulty:  656152 , date:  "2015-06-10 16:53:57" },
  { height:  511874 , difficulty:  655923 , date:  "2015-06-10 16:55:58" },
  { height:  511875 , difficulty:  655533 , date:  "2015-06-10 16:58:19" },
  { height:  511876 , difficulty:  654850 , date:  "2015-06-10 16:59:53" },
  { height:  511877 , difficulty:  654347 , date:  "2015-06-10 16:59:55" },
  { height:  511878 , difficulty:  653111 , date:  "2015-06-10 17:00:53" },
  { height:  511879 , difficulty:  652943 , date:  "2015-06-10 17:02:03" },
  { height:  511880 , difficulty:  653712 , date:  "2015-06-10 17:02:09" },
  { height:  511881 , difficulty:  654154 , date:  "2015-06-10 17:03:12" },
  { height:  511882 , difficulty:  651284 , date:  "2015-06-10 17:04:25" },
  { height:  511883 , difficulty:  649891 , date:  "2015-06-10 17:04:40" },
  { height:  511884 , difficulty:  652015 , date:  "2015-06-10 17:05:31" },
  { height:  511885 , difficulty:  646092 , date:  "2015-06-10 17:05:40" },
  { height:  511886 , difficulty:  646638 , date:  "2015-06-10 17:06:42" },
  { height:  511887 , difficulty:  646449 , date:  "2015-06-10 17:06:45" },
  { height:  511888 , difficulty:  645963 , date:  "2015-06-10 17:08:17" },
  { height:  511889 , difficulty:  644657 , date:  "2015-06-10 17:09:29" },
  { height:  511890 , difficulty:  647821 , date:  "2015-06-10 17:10:20" },
  { height:  511891 , difficulty:  647653 , date:  "2015-06-10 17:10:44" },
  { height:  511892 , difficulty:  650155 , date:  "2015-06-10 17:15:38" },
  { height:  511893 , difficulty:  649798 , date:  "2015-06-10 17:15:57" },
  { height:  511894 , difficulty:  649433 , date:  "2015-06-10 17:17:30" },
  { height:  511895 , difficulty:  649098 , date:  "2015-06-10 17:20:19" },
  { height:  511896 , difficulty:  649240 , date:  "2015-06-10 17:20:22" },
  { height:  511897 , difficulty:  648675 , date:  "2015-06-10 17:21:07" },
  { height:  511898 , difficulty:  646215 , date:  "2015-06-10 17:21:10" },
  { height:  511899 , difficulty:  647673 , date:  "2015-06-10 17:22:12" },
  { height:  511900 , difficulty:  647521 , date:  "2015-06-10 17:23:16" },
  { height:  511901 , difficulty:  647111 , date:  "2015-06-10 17:28:46" },
  { height:  511902 , difficulty:  646990 , date:  "2015-06-10 17:29:35" },
  { height:  511903 , difficulty:  647079 , date:  "2015-06-10 17:30:16" },
  { height:  511904 , difficulty:  646815 , date:  "2015-06-10 17:31:04" },
  { height:  511905 , difficulty:  645653 , date:  "2015-06-10 17:32:30" },
  { height:  511906 , difficulty:  644187 , date:  "2015-06-10 17:35:19" },
  { height:  511907 , difficulty:  643261 , date:  "2015-06-10 17:36:26" },
  { height:  511908 , difficulty:  644436 , date:  "2015-06-10 17:36:48" },
  { height:  511909 , difficulty:  642638 , date:  "2015-06-10 17:38:41" },
  { height:  511910 , difficulty:  642756 , date:  "2015-06-10 17:39:38" },
  { height:  511911 , difficulty:  643536 , date:  "2015-06-10 17:40:23" },
  { height:  511912 , difficulty:  645705 , date:  "2015-06-10 17:42:56" },
  { height:  511913 , difficulty:  648607 , date:  "2015-06-10 17:43:03" },
  { height:  511914 , difficulty:  648956 , date:  "2015-06-10 17:43:32" },
  { height:  511915 , difficulty:  646593 , date:  "2015-06-10 17:43:46" },
  { height:  511916 , difficulty:  651187 , date:  "2015-06-10 17:49:16" },
  { height:  511917 , difficulty:  647236 , date:  "2015-06-10 17:50:39" },
  { height:  511918 , difficulty:  650185 , date:  "2015-06-10 17:51:21" },
  { height:  511919 , difficulty:  652227 , date:  "2015-06-10 17:51:27" },
  { height:  511920 , difficulty:  651910 , date:  "2015-06-10 17:52:25" },
  { height:  511921 , difficulty:  652959 , date:  "2015-06-10 17:52:41" },
  { height:  511922 , difficulty:  653378 , date:  "2015-06-10 17:54:29" },
  { height:  511923 , difficulty:  652636 , date:  "2015-06-10 17:55:48" },
  { height:  511924 , difficulty:  654836 , date:  "2015-06-10 17:56:20" },
  { height:  511925 , difficulty:  655516 , date:  "2015-06-10 17:56:36" },
  { height:  511926 , difficulty:  655554 , date:  "2015-06-10 17:57:17" },
  { height:  511927 , difficulty:  654337 , date:  "2015-06-10 17:58:30" },
  { height:  511928 , difficulty:  653062 , date:  "2015-06-10 17:58:33" },
  { height:  511929 , difficulty:  653616 , date:  "2015-06-10 17:59:40" },
  { height:  511930 , difficulty:  653564 , date:  "2015-06-10 17:59:41" },
  { height:  511931 , difficulty:  652875 , date:  "2015-06-10 18:01:53" },
  { height:  511932 , difficulty:  655402 , date:  "2015-06-10 18:02:15" },
  { height:  511933 , difficulty:  654246 , date:  "2015-06-10 18:02:44" },
  { height:  511934 , difficulty:  653573 , date:  "2015-06-10 18:03:31" },
  { height:  511935 , difficulty:  653325 , date:  "2015-06-10 18:03:48" },
  { height:  511936 , difficulty:  654916 , date:  "2015-06-10 18:04:20" },
  { height:  511937 , difficulty:  656474 , date:  "2015-06-10 18:05:10" },
  { height:  511938 , difficulty:  656696 , date:  "2015-06-10 18:05:40" },
  { height:  511939 , difficulty:  659723 , date:  "2015-06-10 18:08:09" },
  { height:  511940 , difficulty:  656019 , date:  "2015-06-10 18:08:35" },
  { height:  511941 , difficulty:  655511 , date:  "2015-06-10 18:10:08" },
  { height:  511942 , difficulty:  658657 , date:  "2015-06-10 18:10:30" },
  { height:  511943 , difficulty:  657295 , date:  "2015-06-10 18:12:22" },
  { height:  511944 , difficulty:  658133 , date:  "2015-06-10 18:11:49" },
  { height:  511945 , difficulty:  658485 , date:  "2015-06-10 18:12:04" },
  { height:  511946 , difficulty:  657913 , date:  "2015-06-10 18:12:10" },
  { height:  511947 , difficulty:  659288 , date:  "2015-06-10 18:12:16" },
  { height:  511948 , difficulty:  655822 , date:  "2015-06-10 18:12:54" },
  { height:  511949 , difficulty:  656355 , date:  "2015-06-10 18:13:39" },
  { height:  511950 , difficulty:  654193 , date:  "2015-06-10 18:14:14" },
  { height:  511951 , difficulty:  652072 , date:  "2015-06-10 18:16:04" },
  { height:  511952 , difficulty:  655294 , date:  "2015-06-10 18:16:09" },
  { height:  511953 , difficulty:  655030 , date:  "2015-06-10 18:16:44" },
  { height:  511954 , difficulty:  655397 , date:  "2015-06-10 18:17:00" },
  { height:  511955 , difficulty:  654731 , date:  "2015-06-10 18:17:27" },
  { height:  511956 , difficulty:  658418 , date:  "2015-06-10 18:18:35" },
  { height:  511957 , difficulty:  658960 , date:  "2015-06-10 18:19:24" },
  { height:  511958 , difficulty:  658641 , date:  "2015-06-10 18:20:39" },
  { height:  511959 , difficulty:  658908 , date:  "2015-06-10 18:21:07" },
  { height:  511960 , difficulty:  658747 , date:  "2015-06-10 18:21:38" },
  { height:  511961 , difficulty:  659857 , date:  "2015-06-10 18:21:54" },
  { height:  511962 , difficulty:  660838 , date:  "2015-06-10 18:23:39" },
  { height:  511963 , difficulty:  662521 , date:  "2015-06-10 18:24:07" },
  { height:  511964 , difficulty:  662877 , date:  "2015-06-10 18:26:17" },
  { height:  511965 , difficulty:  662703 , date:  "2015-06-10 18:26:31" },
  { height:  511966 , difficulty:  661857 , date:  "2015-06-10 18:27:19" },
  { height:  511967 , difficulty:  662323 , date:  "2015-06-10 18:28:33" },
  { height:  511968 , difficulty:  658001 , date:  "2015-06-10 18:27:57" },
  { height:  511969 , difficulty:  658331 , date:  "2015-06-10 18:28:03" },
  { height:  511970 , difficulty:  656625 , date:  "2015-06-10 18:28:22" },
  { height:  511971 , difficulty:  654459 , date:  "2015-06-10 18:29:18" },
  { height:  511972 , difficulty:  655067 , date:  "2015-06-10 18:30:54" },
  { height:  511973 , difficulty:  654235 , date:  "2015-06-10 18:30:57" },
  { height:  511974 , difficulty:  655503 , date:  "2015-06-10 18:31:53" },
  { height:  511975 , difficulty:  655369 , date:  "2015-06-10 18:32:35" },
  { height:  511976 , difficulty:  656075 , date:  "2015-06-10 18:33:26" },
  { height:  511977 , difficulty:  650451 , date:  "2015-06-10 18:36:11" },
  { height:  511978 , difficulty:  649577 , date:  "2015-06-10 18:37:53" },
  { height:  511979 , difficulty:  648738 , date:  "2015-06-10 18:39:00" },
  { height:  511980 , difficulty:  648325 , date:  "2015-06-10 18:39:05" },
  { height:  511981 , difficulty:  649366 , date:  "2015-06-10 18:42:17" },
  { height:  511982 , difficulty:  646795 , date:  "2015-06-10 18:42:22" },
  { height:  511983 , difficulty:  645654 , date:  "2015-06-10 18:42:56" },
  { height:  511984 , difficulty:  645514 , date:  "2015-06-10 18:43:01" },
  { height:  511985 , difficulty:  649273 , date:  "2015-06-10 18:43:12" },
  { height:  511986 , difficulty:  648143 , date:  "2015-06-10 18:43:15" },
  { height:  511987 , difficulty:  648498 , date:  "2015-06-10 18:45:17" },
  { height:  511988 , difficulty:  646707 , date:  "2015-06-10 18:45:18" },
  { height:  511989 , difficulty:  647749 , date:  "2015-06-10 18:45:39" },
  { height:  511990 , difficulty:  648270 , date:  "2015-06-10 18:46:10" },
  { height:  511991 , difficulty:  660994 , date:  "2015-06-10 18:47:04" },
  { height:  511992 , difficulty:  656056 , date:  "2015-06-10 18:48:22" },
  { height:  511993 , difficulty:  656177 , date:  "2015-06-10 18:48:59" },
  { height:  511994 , difficulty:  655300 , date:  "2015-06-10 18:49:06" },
  { height:  511995 , difficulty:  656154 , date:  "2015-06-10 18:49:12" },
  { height:  511996 , difficulty:  656042 , date:  "2015-06-10 18:50:53" },
  { height:  511997 , difficulty:  656359 , date:  "2015-06-10 18:53:43" },
  { height:  511998 , difficulty:  655495 , date:  "2015-06-10 18:53:29" },
  { height:  511999 , difficulty:  655058 , date:  "2015-06-10 18:54:22" },
  { height:  512000 , difficulty:  655338 , date:  "2015-06-10 18:54:29" },
  { height:  512001 , difficulty:  655299 , date:  "2015-06-10 18:55:48" },
  { height:  512002 , difficulty:  655278 , date:  "2015-06-10 18:55:50" },
  { height:  512003 , difficulty:  655284 , date:  "2015-06-10 19:00:29" },
  { height:  512004 , difficulty:  655831 , date:  "2015-06-10 19:02:08" },
  { height:  512005 , difficulty:  655700 , date:  "2015-06-10 19:03:07" },
  { height:  512006 , difficulty:  655617 , date:  "2015-06-10 19:04:00" },
  { height:  512007 , difficulty:  653526 , date:  "2015-06-10 19:04:53" },
  { height:  512008 , difficulty:  656494 , date:  "2015-06-10 19:06:06" },
  { height:  512009 , difficulty:  655823 , date:  "2015-06-10 19:08:26" },
  { height:  512010 , difficulty:  655675 , date:  "2015-06-10 19:09:44" },
  { height:  512011 , difficulty:  657038 , date:  "2015-06-10 19:09:50" },
  { height:  512012 , difficulty:  657179 , date:  "2015-06-10 19:20:42" },
  { height:  512013 , difficulty:  656624 , date:  "2015-06-10 19:22:18" },
  { height:  512014 , difficulty:  656648 , date:  "2015-06-10 19:24:30" },
  { height:  512015 , difficulty:  655408 , date:  "2015-06-10 19:24:36" },
  { height:  512016 , difficulty:  654860 , date:  "2015-06-10 19:26:02" },
  { height:  512017 , difficulty:  655025 , date:  "2015-06-10 19:27:15" },
  { height:  512018 , difficulty:  654828 , date:  "2015-06-10 19:29:48" },
  { height:  512019 , difficulty:  656156 , date:  "2015-06-10 19:29:50" },
  { height:  512020 , difficulty:  656946 , date:  "2015-06-10 19:30:00" },
  { height:  512021 , difficulty:  659715 , date:  "2015-06-10 19:30:39" },
  { height:  512022 , difficulty:  660289 , date:  "2015-06-10 19:30:44" },
  { height:  512023 , difficulty:  661612 , date:  "2015-06-10 19:31:37" },
  { height:  512024 , difficulty:  663041 , date:  "2015-06-10 19:31:49" },
  { height:  512025 , difficulty:  663411 , date:  "2015-06-10 19:34:12" },
  { height:  512026 , difficulty:  662888 , date:  "2015-06-10 19:37:13" },
  { height:  512027 , difficulty:  661840 , date:  "2015-06-10 19:37:18" },
  { height:  512028 , difficulty:  661832 , date:  "2015-06-10 19:39:42" },
  { height:  512029 , difficulty:  662117 , date:  "2015-06-10 19:40:33" },
  { height:  512030 , difficulty:  663030 , date:  "2015-06-10 19:40:04" },
  { height:  512031 , difficulty:  662480 , date:  "2015-06-10 19:40:07" },
  { height:  512032 , difficulty:  661802 , date:  "2015-06-10 19:41:00" },
  { height:  512033 , difficulty:  663357 , date:  "2015-06-10 19:43:01" },
  { height:  512034 , difficulty:  663065 , date:  "2015-06-10 19:43:07" },
  { height:  512035 , difficulty:  663262 , date:  "2015-06-10 19:43:50" },
  { height:  512036 , difficulty:  662602 , date:  "2015-06-10 19:44:48" },
  { height:  512037 , difficulty:  663134 , date:  "2015-06-10 19:45:12" },
  { height:  512038 , difficulty:  661577 , date:  "2015-06-10 19:45:24" },
  { height:  512039 , difficulty:  661195 , date:  "2015-06-10 19:47:07" },
  { height:  512040 , difficulty:  659274 , date:  "2015-06-10 19:48:00" },
  { height:  512041 , difficulty:  659294 , date:  "2015-06-10 19:49:39" },
  { height:  512042 , difficulty:  658621 , date:  "2015-06-10 19:50:47" },
  { height:  512043 , difficulty:  660894 , date:  "2015-06-10 19:51:13" },
  { height:  512044 , difficulty:  664457 , date:  "2015-06-10 19:52:45" },
  { height:  512045 , difficulty:  665125 , date:  "2015-06-10 19:53:24" },
  { height:  512046 , difficulty:  665386 , date:  "2015-06-10 19:55:47" },
  { height:  512047 , difficulty:  665328 , date:  "2015-06-10 19:56:01" },
  { height:  512048 , difficulty:  663582 , date:  "2015-06-10 19:56:02" },
  { height:  512049 , difficulty:  663452 , date:  "2015-06-10 19:58:25" },
  { height:  512050 , difficulty:  668199 , date:  "2015-06-10 19:59:16" },
  { height:  512051 , difficulty:  668229 , date:  "2015-06-10 20:00:02" },
  { height:  512052 , difficulty:  670332 , date:  "2015-06-10 20:00:44" },
  { height:  512053 , difficulty:  667851 , date:  "2015-06-10 20:01:53" },
  { height:  512054 , difficulty:  670152 , date:  "2015-06-10 20:02:31" },
  { height:  512055 , difficulty:  671062 , date:  "2015-06-10 20:03:19" },
  { height:  512056 , difficulty:  670841 , date:  "2015-06-10 20:03:20" },
  { height:  512057 , difficulty:  669299 , date:  "2015-06-10 20:04:25" },
  { height:  512058 , difficulty:  669439 , date:  "2015-06-10 20:04:42" },
  { height:  512059 , difficulty:  668680 , date:  "2015-06-10 20:06:20" },
  { height:  512060 , difficulty:  668471 , date:  "2015-06-10 20:06:47" },
  { height:  512061 , difficulty:  673607 , date:  "2015-06-10 20:07:54" },
  { height:  512062 , difficulty:  674100 , date:  "2015-06-10 20:08:50" },
  { height:  512063 , difficulty:  674340 , date:  "2015-06-10 20:09:49" },
  { height:  512064 , difficulty:  678497 , date:  "2015-06-10 20:10:18" },
  { height:  512065 , difficulty:  683174 , date:  "2015-06-10 20:13:43" },
  { height:  512066 , difficulty:  683984 , date:  "2015-06-10 20:14:12" },
  { height:  512067 , difficulty:  685762 , date:  "2015-06-10 20:14:19" },
  { height:  512068 , difficulty:  684339 , date:  "2015-06-10 20:17:08" },
  { height:  512069 , difficulty:  685097 , date:  "2015-06-10 20:17:11" },
  { height:  512070 , difficulty:  685555 , date:  "2015-06-10 20:17:42" },
  { height:  512071 , difficulty:  685412 , date:  "2015-06-10 20:19:17" },
  { height:  512072 , difficulty:  683542 , date:  "2015-06-10 20:19:26" },
  { height:  512073 , difficulty:  683756 , date:  "2015-06-10 20:19:35" },
  { height:  512074 , difficulty:  683446 , date:  "2015-06-10 20:20:59" },
  { height:  512075 , difficulty:  683454 , date:  "2015-06-10 20:21:04" },
  { height:  512076 , difficulty:  684025 , date:  "2015-06-10 20:21:32" },
  { height:  512077 , difficulty:  682516 , date:  "2015-06-10 20:22:32" },
  { height:  512078 , difficulty:  682824 , date:  "2015-06-10 20:22:40" },
  { height:  512079 , difficulty:  678000 , date:  "2015-06-10 20:22:42" },
  { height:  512080 , difficulty:  676185 , date:  "2015-06-10 20:22:47" },
  { height:  512081 , difficulty:  676835 , date:  "2015-06-10 20:25:06" },
  { height:  512082 , difficulty:  676708 , date:  "2015-06-10 20:28:14" },
  { height:  512083 , difficulty:  676003 , date:  "2015-06-10 20:30:15" },
  { height:  512084 , difficulty:  674632 , date:  "2015-06-10 20:30:18" },
  { height:  512085 , difficulty:  673264 , date:  "2015-06-10 20:33:32" },
  { height:  512086 , difficulty:  673229 , date:  "2015-06-10 20:33:56" },
  { height:  512087 , difficulty:  675963 , date:  "2015-06-10 20:34:28" },
  { height:  512088 , difficulty:  667784 , date:  "2015-06-10 20:34:32" },
  { height:  512089 , difficulty:  665966 , date:  "2015-06-10 20:34:45" },
  { height:  512090 , difficulty:  663586 , date:  "2015-06-10 20:34:56" },
  { height:  512091 , difficulty:  668806 , date:  "2015-06-10 20:36:47" },
  { height:  512092 , difficulty:  668211 , date:  "2015-06-10 20:38:06" },
  { height:  512093 , difficulty:  666976 , date:  "2015-06-10 20:38:09" },
  { height:  512094 , difficulty:  664177 , date:  "2015-06-10 20:39:42" },
  { height:  512095 , difficulty:  668187 , date:  "2015-06-10 20:39:45" },
  { height:  512096 , difficulty:  668931 , date:  "2015-06-10 20:41:09" },
  { height:  512097 , difficulty:  669595 , date:  "2015-06-10 20:41:59" },
  { height:  512098 , difficulty:  669483 , date:  "2015-06-10 20:44:50" },
  { height:  512099 , difficulty:  668745 , date:  "2015-06-10 20:45:24" },
  { height:  512100 , difficulty:  668733 , date:  "2015-06-10 20:46:10" },
  { height:  512101 , difficulty:  666547 , date:  "2015-06-10 20:46:13" },
  { height:  512102 , difficulty:  663250 , date:  "2015-06-10 20:46:37" },
  { height:  512103 , difficulty:  664022 , date:  "2015-06-10 20:47:17" },
  { height:  512104 , difficulty:  663296 , date:  "2015-06-10 20:51:59" },
  { height:  512105 , difficulty:  664081 , date:  "2015-06-10 20:52:31" },
  { height:  512106 , difficulty:  663981 , date:  "2015-06-10 20:52:55" },
  { height:  512107 , difficulty:  663701 , date:  "2015-06-10 20:53:45" },
  { height:  512108 , difficulty:  663252 , date:  "2015-06-10 20:53:49" },
  { height:  512109 , difficulty:  661271 , date:  "2015-06-10 20:56:28" },
  { height:  512110 , difficulty:  661716 , date:  "2015-06-10 20:57:50" },
  { height:  512111 , difficulty:  661227 , date:  "2015-06-10 20:58:20" },
  { height:  512112 , difficulty:  660661 , date:  "2015-06-10 20:58:38" },
  { height:  512113 , difficulty:  660346 , date:  "2015-06-10 21:00:14" },
  { height:  512114 , difficulty:  661068 , date:  "2015-06-10 21:00:20" },
  { height:  512115 , difficulty:  661969 , date:  "2015-06-10 21:03:11" },
  { height:  512116 , difficulty:  661307 , date:  "2015-06-10 21:03:24" },
  { height:  512117 , difficulty:  661212 , date:  "2015-06-10 21:03:28" },
  { height:  512118 , difficulty:  659949 , date:  "2015-06-10 21:05:00" },
  { height:  512119 , difficulty:  659790 , date:  "2015-06-10 21:05:02" },
  { height:  512120 , difficulty:  660734 , date:  "2015-06-10 21:05:27" },
  { height:  512121 , difficulty:  660295 , date:  "2015-06-10 21:06:18" },
  { height:  512122 , difficulty:  660069 , date:  "2015-06-10 21:06:23" },
  { height:  512123 , difficulty:  660728 , date:  "2015-06-10 21:08:45" },
  { height:  512124 , difficulty:  664770 , date:  "2015-06-10 21:08:50" },
  { height:  512125 , difficulty:  662142 , date:  "2015-06-10 21:10:21" },
  { height:  512126 , difficulty:  661604 , date:  "2015-06-10 21:10:51" },
  { height:  512127 , difficulty:  662489 , date:  "2015-06-10 21:11:41" },
  { height:  512128 , difficulty:  661677 , date:  "2015-06-10 21:12:49" },
  { height:  512129 , difficulty:  660402 , date:  "2015-06-10 21:13:47" },
  { height:  512130 , difficulty:  659738 , date:  "2015-06-10 21:14:06" },
  { height:  512131 , difficulty:  659822 , date:  "2015-06-10 21:14:47" },
  { height:  512132 , difficulty:  660383 , date:  "2015-06-10 21:15:29" },
  { height:  512133 , difficulty:  661401 , date:  "2015-06-10 21:16:48" },
  { height:  512134 , difficulty:  661193 , date:  "2015-06-10 21:16:06" },
  { height:  512135 , difficulty:  659478 , date:  "2015-06-10 21:16:07" },
  { height:  512136 , difficulty:  659972 , date:  "2015-06-10 21:16:38" },
  { height:  512137 , difficulty:  660997 , date:  "2015-06-10 21:17:01" },
  { height:  512138 , difficulty:  659950 , date:  "2015-06-10 21:17:44" },
  { height:  512139 , difficulty:  660767 , date:  "2015-06-10 21:19:05" },
  { height:  512140 , difficulty:  660249 , date:  "2015-06-10 21:20:29" },
  { height:  512141 , difficulty:  656645 , date:  "2015-06-10 21:22:16" },
  { height:  512142 , difficulty:  658052 , date:  "2015-06-10 21:21:47" },
  { height:  512143 , difficulty:  659615 , date:  "2015-06-10 21:23:12" },
  { height:  512144 , difficulty:  657735 , date:  "2015-06-10 21:23:18" },
  { height:  512145 , difficulty:  657744 , date:  "2015-06-10 21:24:02" },
  { height:  512146 , difficulty:  657805 , date:  "2015-06-10 21:24:26" },
  { height:  512147 , difficulty:  656671 , date:  "2015-06-10 21:25:09" },
  { height:  512148 , difficulty:  656882 , date:  "2015-06-10 21:28:58" },
  { height:  512149 , difficulty:  657960 , date:  "2015-06-10 21:29:03" },
  { height:  512150 , difficulty:  657297 , date:  "2015-06-10 21:32:09" },
  { height:  512151 , difficulty:  658007 , date:  "2015-06-10 21:31:36" },
  { height:  512152 , difficulty:  662200 , date:  "2015-06-10 21:31:42" },
  { height:  512153 , difficulty:  662189 , date:  "2015-06-10 21:31:44" },
  { height:  512154 , difficulty:  662660 , date:  "2015-06-10 21:32:00" },
  { height:  512155 , difficulty:  662802 , date:  "2015-06-10 21:33:01" },
  { height:  512156 , difficulty:  662705 , date:  "2015-06-10 21:33:59" },
  { height:  512157 , difficulty:  660738 , date:  "2015-06-10 21:34:37" },
  { height:  512158 , difficulty:  659154 , date:  "2015-06-10 21:34:41" },
  { height:  512159 , difficulty:  657365 , date:  "2015-06-10 21:35:20" },
  { height:  512160 , difficulty:  664241 , date:  "2015-06-10 21:35:23" },
  { height:  512161 , difficulty:  660816 , date:  "2015-06-10 21:35:50" },
  { height:  512162 , difficulty:  663919 , date:  "2015-06-10 21:35:56" },
  { height:  512163 , difficulty:  663616 , date:  "2015-06-10 21:36:01" },
  { height:  512164 , difficulty:  665969 , date:  "2015-06-10 21:37:10" },
  { height:  512165 , difficulty:  666302 , date:  "2015-06-10 21:37:16" },
  { height:  512166 , difficulty:  666760 , date:  "2015-06-10 21:36:53" },
  { height:  512167 , difficulty:  664899 , date:  "2015-06-10 21:39:18" },
  { height:  512168 , difficulty:  664212 , date:  "2015-06-10 21:39:23" },
  { height:  512169 , difficulty:  666357 , date:  "2015-06-10 21:39:47" },
  { height:  512170 , difficulty:  665586 , date:  "2015-06-10 21:43:42" },
  { height:  512171 , difficulty:  665516 , date:  "2015-06-10 21:43:47" },
  { height:  512172 , difficulty:  668390 , date:  "2015-06-10 21:44:20" },
  { height:  512173 , difficulty:  668158 , date:  "2015-06-10 21:44:25" },
  { height:  512174 , difficulty:  667199 , date:  "2015-06-10 21:44:37" },
  { height:  512175 , difficulty:  667567 , date:  "2015-06-10 21:44:59" },
  { height:  512176 , difficulty:  667153 , date:  "2015-06-10 21:45:15" },
  { height:  512177 , difficulty:  667700 , date:  "2015-06-10 21:46:18" },
  { height:  512178 , difficulty:  668348 , date:  "2015-06-10 21:47:06" },
  { height:  512179 , difficulty:  667613 , date:  "2015-06-10 21:48:00" },
  { height:  512180 , difficulty:  665935 , date:  "2015-06-10 21:49:48" },
  { height:  512181 , difficulty:  666691 , date:  "2015-06-10 21:50:41" },
  { height:  512182 , difficulty:  670282 , date:  "2015-06-10 21:51:43" },
  { height:  512183 , difficulty:  669364 , date:  "2015-06-10 21:51:47" },
  { height:  512184 , difficulty:  669510 , date:  "2015-06-10 21:52:05" },
  { height:  512185 , difficulty:  668096 , date:  "2015-06-10 21:56:29" },
  { height:  512186 , difficulty:  668216 , date:  "2015-06-10 22:03:15" },
  { height:  512187 , difficulty:  669507 , date:  "2015-06-10 22:03:19" },
  { height:  512188 , difficulty:  672094 , date:  "2015-06-10 22:03:22" },
  { height:  512189 , difficulty:  670239 , date:  "2015-06-10 22:03:58" },
  { height:  512190 , difficulty:  670245 , date:  "2015-06-10 22:05:06" },
  { height:  512191 , difficulty:  668716 , date:  "2015-06-10 22:05:45" },
  { height:  512192 , difficulty:  674135 , date:  "2015-06-10 22:07:16" },
  { height:  512193 , difficulty:  673979 , date:  "2015-06-10 22:07:23" },
  { height:  512194 , difficulty:  672873 , date:  "2015-06-10 22:07:31" },
  { height:  512195 , difficulty:  673494 , date:  "2015-06-10 22:08:26" },
  { height:  512196 , difficulty:  673434 , date:  "2015-06-10 22:10:16" },
  { height:  512197 , difficulty:  673798 , date:  "2015-06-10 22:10:20" },
  { height:  512198 , difficulty:  674277 , date:  "2015-06-10 22:14:08" },
  { height:  512199 , difficulty:  671784 , date:  "2015-06-10 22:15:41" },
  { height:  512200 , difficulty:  672084 , date:  "2015-06-10 22:16:11" },
  { height:  512201 , difficulty:  670804 , date:  "2015-06-10 22:17:10" },
  { height:  512202 , difficulty:  670706 , date:  "2015-06-10 22:17:33" },
  { height:  512203 , difficulty:  670778 , date:  "2015-06-10 22:17:35" },
  { height:  512204 , difficulty:  669467 , date:  "2015-06-10 22:17:37" },
  { height:  512205 , difficulty:  669388 , date:  "2015-06-10 22:17:50" },
  { height:  512206 , difficulty:  670135 , date:  "2015-06-10 22:18:10" },
  { height:  512207 , difficulty:  669355 , date:  "2015-06-10 22:19:04" },
  { height:  512208 , difficulty:  668964 , date:  "2015-06-10 22:19:40" },
  { height:  512209 , difficulty:  669184 , date:  "2015-06-10 22:21:14" },
  { height:  512210 , difficulty:  671101 , date:  "2015-06-10 22:21:53" },
  { height:  512211 , difficulty:  673138 , date:  "2015-06-10 22:23:25" },
  { height:  512212 , difficulty:  674480 , date:  "2015-06-10 22:25:04" },
  { height:  512213 , difficulty:  678395 , date:  "2015-06-10 22:25:06" },
  { height:  512214 , difficulty:  677906 , date:  "2015-06-10 22:26:40" },
  { height:  512215 , difficulty:  680910 , date:  "2015-06-10 22:26:46" },
  { height:  512216 , difficulty:  680151 , date:  "2015-06-10 22:26:59" },
  { height:  512217 , difficulty:  680049 , date:  "2015-06-10 22:27:49" },
  { height:  512218 , difficulty:  680844 , date:  "2015-06-10 22:28:12" },
  { height:  512219 , difficulty:  679796 , date:  "2015-06-10 22:28:14" },
  { height:  512220 , difficulty:  679756 , date:  "2015-06-10 22:28:48" },
  { height:  512221 , difficulty:  680554 , date:  "2015-06-10 22:31:14" },
  { height:  512222 , difficulty:  680515 , date:  "2015-06-10 22:32:08" },
  { height:  512223 , difficulty:  680721 , date:  "2015-06-10 22:32:15" },
  { height:  512224 , difficulty:  677163 , date:  "2015-06-10 22:34:55" },
  { height:  512225 , difficulty:  678406 , date:  "2015-06-10 22:37:31" },
  { height:  512226 , difficulty:  676019 , date:  "2015-06-10 22:37:36" },
  { height:  512227 , difficulty:  676747 , date:  "2015-06-10 22:38:14" },
  { height:  512228 , difficulty:  677493 , date:  "2015-06-10 22:38:28" },
  { height:  512229 , difficulty:  677108 , date:  "2015-06-10 22:39:45" },
  { height:  512230 , difficulty:  677497 , date:  "2015-06-10 22:39:46" },
  { height:  512231 , difficulty:  677032 , date:  "2015-06-10 22:40:46" },
  { height:  512232 , difficulty:  677606 , date:  "2015-06-10 22:40:48" },
  { height:  512233 , difficulty:  677214 , date:  "2015-06-10 22:41:06" },
  { height:  512234 , difficulty:  681596 , date:  "2015-06-10 22:41:43" },
  { height:  512235 , difficulty:  681176 , date:  "2015-06-10 22:41:49" },
  { height:  512236 , difficulty:  681815 , date:  "2015-06-10 22:43:02" },
  { height:  512237 , difficulty:  682179 , date:  "2015-06-10 22:44:12" },
  { height:  512238 , difficulty:  683359 , date:  "2015-06-10 22:44:27" },
  { height:  512239 , difficulty:  683423 , date:  "2015-06-10 22:44:29" },
  { height:  512240 , difficulty:  683437 , date:  "2015-06-10 22:45:39" },
  { height:  512241 , difficulty:  684514 , date:  "2015-06-10 22:45:41" },
  { height:  512242 , difficulty:  684606 , date:  "2015-06-10 22:47:05" },
  { height:  512243 , difficulty:  685625 , date:  "2015-06-10 22:47:08" },
  { height:  512244 , difficulty:  685965 , date:  "2015-06-10 22:47:35" },
  { height:  512245 , difficulty:  686347 , date:  "2015-06-10 22:49:13" },
  { height:  512246 , difficulty:  681837 , date:  "2015-06-10 22:49:41" },
  { height:  512247 , difficulty:  682617 , date:  "2015-06-10 22:49:54" },
  { height:  512248 , difficulty:  682059 , date:  "2015-06-10 22:52:33" },
  { height:  512249 , difficulty:  684234 , date:  "2015-06-10 22:53:41" },
  { height:  512250 , difficulty:  684250 , date:  "2015-06-10 22:53:53" },
  { height:  512251 , difficulty:  684480 , date:  "2015-06-10 22:55:29" },
  { height:  512252 , difficulty:  686165 , date:  "2015-06-10 22:55:04" },
  { height:  512253 , difficulty:  687119 , date:  "2015-06-10 22:57:03" },
  { height:  512254 , difficulty:  686398 , date:  "2015-06-10 22:57:15" },
  { height:  512255 , difficulty:  687741 , date:  "2015-06-10 23:00:22" },
  { height:  512256 , difficulty:  685694 , date:  "2015-06-10 23:00:37" },
  { height:  512257 , difficulty:  684977 , date:  "2015-06-10 23:01:53" },
  { height:  512258 , difficulty:  683961 , date:  "2015-06-10 23:02:03" },
  { height:  512259 , difficulty:  685950 , date:  "2015-06-10 23:02:48" },
  { height:  512260 , difficulty:  686076 , date:  "2015-06-10 23:03:14" },
  { height:  512261 , difficulty:  681826 , date:  "2015-06-10 23:06:10" },
  { height:  512262 , difficulty:  674151 , date:  "2015-06-10 23:06:13" },
  { height:  512263 , difficulty:  676787 , date:  "2015-06-10 23:06:45" },
  { height:  512264 , difficulty:  679394 , date:  "2015-06-10 23:06:50" },
  { height:  512265 , difficulty:  678778 , date:  "2015-06-10 23:06:51" },
  { height:  512266 , difficulty:  677498 , date:  "2015-06-10 23:09:15" },
  { height:  512267 , difficulty:  676979 , date:  "2015-06-10 23:08:40" },
  { height:  512268 , difficulty:  675723 , date:  "2015-06-10 23:10:47" },
  { height:  512269 , difficulty:  675904 , date:  "2015-06-10 23:10:51" },
  { height:  512270 , difficulty:  676971 , date:  "2015-06-10 23:11:27" },
  { height:  512271 , difficulty:  677700 , date:  "2015-06-10 23:13:20" },
  { height:  512272 , difficulty:  675622 , date:  "2015-06-10 23:14:52" },
  { height:  512273 , difficulty:  678174 , date:  "2015-06-10 23:16:25" },
  { height:  512274 , difficulty:  678030 , date:  "2015-06-10 23:16:43" },
  { height:  512275 , difficulty:  676951 , date:  "2015-06-10 23:17:23" },
  { height:  512276 , difficulty:  678340 , date:  "2015-06-10 23:18:06" },
  { height:  512277 , difficulty:  678147 , date:  "2015-06-10 23:18:52" },
  { height:  512278 , difficulty:  677784 , date:  "2015-06-10 23:18:58" },
  { height:  512279 , difficulty:  680842 , date:  "2015-06-10 23:21:10" },
  { height:  512280 , difficulty:  681030 , date:  "2015-06-10 23:22:13" },
  { height:  512281 , difficulty:  680739 , date:  "2015-06-10 23:22:51" },
  { height:  512282 , difficulty:  684095 , date:  "2015-06-10 23:23:03" },
  { height:  512283 , difficulty:  686153 , date:  "2015-06-10 23:23:59" },
  { height:  512284 , difficulty:  687733 , date:  "2015-06-10 23:24:03" },
  { height:  512285 , difficulty:  685965 , date:  "2015-06-10 23:24:08" },
  { height:  512286 , difficulty:  686679 , date:  "2015-06-10 23:24:42" },
  { height:  512287 , difficulty:  685583 , date:  "2015-06-10 23:25:49" },
  { height:  512288 , difficulty:  683681 , date:  "2015-06-10 23:26:05" },
  { height:  512289 , difficulty:  683830 , date:  "2015-06-10 23:26:59" },
  { height:  512290 , difficulty:  682407 , date:  "2015-06-10 23:26:17" },
  { height:  512291 , difficulty:  685590 , date:  "2015-06-10 23:28:03" },
  { height:  512292 , difficulty:  685493 , date:  "2015-06-10 23:30:24" },
  { height:  512293 , difficulty:  685338 , date:  "2015-06-10 23:30:35" },
  { height:  512294 , difficulty:  685011 , date:  "2015-06-10 23:31:37" },
  { height:  512295 , difficulty:  688394 , date:  "2015-06-10 23:32:43" },
  { height:  512296 , difficulty:  689100 , date:  "2015-06-10 23:32:48" },
  { height:  512297 , difficulty:  688195 , date:  "2015-06-10 23:33:32" },
  { height:  512298 , difficulty:  687501 , date:  "2015-06-10 23:34:25" },
  { height:  512299 , difficulty:  688497 , date:  "2015-06-10 23:35:18" },
  { height:  512300 , difficulty:  686603 , date:  "2015-06-10 23:35:54" },
  { height:  512301 , difficulty:  685364 , date:  "2015-06-10 23:36:15" },
  { height:  512302 , difficulty:  687304 , date:  "2015-06-10 23:38:13" },
  { height:  512303 , difficulty:  686605 , date:  "2015-06-10 23:38:16" },
  { height:  512304 , difficulty:  686943 , date:  "2015-06-10 23:41:37" },
  { height:  512305 , difficulty:  687673 , date:  "2015-06-10 23:41:38" },
  { height:  512306 , difficulty:  687814 , date:  "2015-06-10 23:42:17" },
  { height:  512307 , difficulty:  686974 , date:  "2015-06-10 23:42:36" },
  { height:  512308 , difficulty:  689676 , date:  "2015-06-10 23:43:37" },
  { height:  512309 , difficulty:  689822 , date:  "2015-06-10 23:44:32" },
  { height:  512310 , difficulty:  692442 , date:  "2015-06-10 23:44:35" },
  { height:  512311 , difficulty:  693975 , date:  "2015-06-10 23:50:54" },
  { height:  512312 , difficulty:  692476 , date:  "2015-06-10 23:50:59" },
  { height:  512313 , difficulty:  691224 , date:  "2015-06-10 23:51:45" },
  { height:  512314 , difficulty:  691067 , date:  "2015-06-10 23:52:56" },
  { height:  512315 , difficulty:  691127 , date:  "2015-06-10 23:53:00" },
  { height:  512316 , difficulty:  690870 , date:  "2015-06-10 23:53:24" },
  { height:  512317 , difficulty:  693223 , date:  "2015-06-10 23:54:07" },
  { height:  512318 , difficulty:  692929 , date:  "2015-06-10 23:54:35" },
  { height:  512319 , difficulty:  692961 , date:  "2015-06-10 23:54:57" },
  { height:  512320 , difficulty:  692772 , date:  "2015-06-10 23:55:13" },
  { height:  512321 , difficulty:  692444 , date:  "2015-06-10 23:56:26" },
  { height:  512322 , difficulty:  693522 , date:  "2015-06-10 23:56:29" },
  { height:  512323 , difficulty:  693345 , date:  "2015-06-10 23:57:55" },
  { height:  512324 , difficulty:  690994 , date:  "2015-06-10 23:59:20" },
  { height:  512325 , difficulty:  689950 , date:  "2015-06-10 23:59:27" },
  { height:  512326 , difficulty:  690610 , date:  "2015-06-10 23:59:55" },
  { height:  512327 , difficulty:  690181 , date:  "2015-06-11 00:00:29" },
  { height:  512328 , difficulty:  690074 , date:  "2015-06-11 00:01:10" },
  { height:  512329 , difficulty:  689020 , date:  "2015-06-11 00:03:31" },
  { height:  512330 , difficulty:  689111 , date:  "2015-06-11 00:04:19" },
  { height:  512331 , difficulty:  685923 , date:  "2015-06-11 00:04:33" },
  { height:  512332 , difficulty:  685954 , date:  "2015-06-11 00:06:50" },
  { height:  512333 , difficulty:  684558 , date:  "2015-06-11 00:08:04" },
  { height:  512334 , difficulty:  685013 , date:  "2015-06-11 00:08:43" },
  { height:  512335 , difficulty:  684149 , date:  "2015-06-11 00:10:07" },
  { height:  512336 , difficulty:  689161 , date:  "2015-06-11 00:11:56" },
  { height:  512337 , difficulty:  686060 , date:  "2015-06-11 00:11:11" },
  { height:  512338 , difficulty:  686691 , date:  "2015-06-11 00:11:42" },
  { height:  512339 , difficulty:  688790 , date:  "2015-06-11 00:14:02" },
  { height:  512340 , difficulty:  689779 , date:  "2015-06-11 00:14:04" },
  { height:  512341 , difficulty:  690747 , date:  "2015-06-11 00:15:16" },
  { height:  512342 , difficulty:  692094 , date:  "2015-06-11 00:16:25" },
  { height:  512343 , difficulty:  693284 , date:  "2015-06-11 00:17:42" },
  { height:  512344 , difficulty:  691580 , date:  "2015-06-11 00:18:37" },
  { height:  512345 , difficulty:  692668 , date:  "2015-06-11 00:19:48" },
  { height:  512346 , difficulty:  693382 , date:  "2015-06-11 00:20:01" },
  { height:  512347 , difficulty:  692518 , date:  "2015-06-11 00:21:15" },
  { height:  512348 , difficulty:  691691 , date:  "2015-06-11 00:23:24" },
  { height:  512349 , difficulty:  690297 , date:  "2015-06-11 00:23:28" },
  { height:  512350 , difficulty:  690280 , date:  "2015-06-11 00:23:50" },
  { height:  512351 , difficulty:  691353 , date:  "2015-06-11 00:23:57" },
  { height:  512352 , difficulty:  690643 , date:  "2015-06-11 00:27:46" },
  { height:  512353 , difficulty:  690469 , date:  "2015-06-11 00:27:50" },
  { height:  512354 , difficulty:  691706 , date:  "2015-06-11 00:27:54" },
  { height:  512355 , difficulty:  689398 , date:  "2015-06-11 00:29:41" },
  { height:  512356 , difficulty:  691178 , date:  "2015-06-11 00:30:21" },
  { height:  512357 , difficulty:  690456 , date:  "2015-06-11 00:30:24" },
  { height:  512358 , difficulty:  691912 , date:  "2015-06-11 00:30:41" },
  { height:  512359 , difficulty:  691029 , date:  "2015-06-11 00:31:40" },
  { height:  512360 , difficulty:  691068 , date:  "2015-06-11 00:31:45" },
  { height:  512361 , difficulty:  692058 , date:  "2015-06-11 00:36:52" },
  { height:  512362 , difficulty:  692413 , date:  "2015-06-11 00:36:59" },
  { height:  512363 , difficulty:  691292 , date:  "2015-06-11 00:37:34" },
  { height:  512364 , difficulty:  693178 , date:  "2015-06-11 00:37:39" },
  { height:  512365 , difficulty:  696019 , date:  "2015-06-11 00:40:17" },
  { height:  512366 , difficulty:  695422 , date:  "2015-06-11 00:41:16" },
  { height:  512367 , difficulty:  694188 , date:  "2015-06-11 00:41:29" },
  { height:  512368 , difficulty:  693097 , date:  "2015-06-11 00:42:02" },
  { height:  512369 , difficulty:  693510 , date:  "2015-06-11 00:42:06" },
  { height:  512370 , difficulty:  694745 , date:  "2015-06-11 00:42:52" },
  { height:  512371 , difficulty:  693703 , date:  "2015-06-11 00:43:22" },
  { height:  512372 , difficulty:  694526 , date:  "2015-06-11 00:44:15" },
  { height:  512373 , difficulty:  694568 , date:  "2015-06-11 00:43:52" },
  { height:  512374 , difficulty:  693926 , date:  "2015-06-11 00:44:18" },
  { height:  512375 , difficulty:  693268 , date:  "2015-06-11 00:45:52" },
  { height:  512376 , difficulty:  693050 , date:  "2015-06-11 00:45:59" },
  { height:  512377 , difficulty:  693650 , date:  "2015-06-11 00:46:04" },
  { height:  512378 , difficulty:  691917 , date:  "2015-06-11 00:47:01" },
  { height:  512379 , difficulty:  693679 , date:  "2015-06-11 00:46:39" },
  { height:  512380 , difficulty:  690593 , date:  "2015-06-11 00:46:45" },
  { height:  512381 , difficulty:  693993 , date:  "2015-06-11 00:47:46" },
  { height:  512382 , difficulty:  693461 , date:  "2015-06-11 00:47:46" },
  { height:  512383 , difficulty:  694229 , date:  "2015-06-11 00:48:17" },
  { height:  512384 , difficulty:  693062 , date:  "2015-06-11 00:49:25" },
  { height:  512385 , difficulty:  694621 , date:  "2015-06-11 00:50:15" },
  { height:  512386 , difficulty:  695687 , date:  "2015-06-11 00:50:20" },
  { height:  512387 , difficulty:  689640 , date:  "2015-06-11 00:52:16" },
  { height:  512388 , difficulty:  689660 , date:  "2015-06-11 00:54:57" },
  { height:  512389 , difficulty:  689204 , date:  "2015-06-11 00:55:01" },
  { height:  512390 , difficulty:  689183 , date:  "2015-06-11 00:55:30" },
  { height:  512391 , difficulty:  691641 , date:  "2015-06-11 00:56:44" },
  { height:  512392 , difficulty:  691679 , date:  "2015-06-11 00:57:56" },
  { height:  512393 , difficulty:  691657 , date:  "2015-06-11 00:58:57" },
  { height:  512394 , difficulty:  691436 , date:  "2015-06-11 00:59:03" },
  { height:  512395 , difficulty:  691653 , date:  "2015-06-11 01:01:53" },
  { height:  512396 , difficulty:  691471 , date:  "2015-06-11 01:01:59" },
  { height:  512397 , difficulty:  693244 , date:  "2015-06-11 01:04:41" },
  { height:  512398 , difficulty:  693927 , date:  "2015-06-11 01:04:44" },
  { height:  512399 , difficulty:  692967 , date:  "2015-06-11 01:05:16" },
  { height:  512400 , difficulty:  691807 , date:  "2015-06-11 01:05:46" },
  { height:  512401 , difficulty:  698478 , date:  "2015-06-11 01:08:57" },
  { height:  512402 , difficulty:  700796 , date:  "2015-06-11 01:10:53" },
  { height:  512403 , difficulty:  700568 , date:  "2015-06-11 01:10:55" },
  { height:  512404 , difficulty:  704297 , date:  "2015-06-11 01:12:54" },
  { height:  512405 , difficulty:  701512 , date:  "2015-06-11 01:13:36" },
  { height:  512406 , difficulty:  700737 , date:  "2015-06-11 01:14:15" },
  { height:  512407 , difficulty:  702472 , date:  "2015-06-11 01:14:21" },
  { height:  512408 , difficulty:  700235 , date:  "2015-06-11 01:15:20" },
  { height:  512409 , difficulty:  699147 , date:  "2015-06-11 01:16:14" },
  { height:  512410 , difficulty:  699808 , date:  "2015-06-11 01:17:09" },
  { height:  512411 , difficulty:  700816 , date:  "2015-06-11 01:20:21" },
  { height:  512412 , difficulty:  700573 , date:  "2015-06-11 01:20:28" },
  { height:  512413 , difficulty:  700305 , date:  "2015-06-11 01:20:57" },
  { height:  512414 , difficulty:  700588 , date:  "2015-06-11 01:21:09" },
  { height:  512415 , difficulty:  698860 , date:  "2015-06-11 01:21:51" },
  { height:  512416 , difficulty:  699353 , date:  "2015-06-11 01:22:12" },
  { height:  512417 , difficulty:  704586 , date:  "2015-06-11 01:22:43" },
  { height:  512418 , difficulty:  703834 , date:  "2015-06-11 01:23:07" },
  { height:  512419 , difficulty:  702657 , date:  "2015-06-11 01:30:24" },
  { height:  512420 , difficulty:  702895 , date:  "2015-06-11 01:30:29" },
  { height:  512421 , difficulty:  702396 , date:  "2015-06-11 01:30:41" },
  { height:  512422 , difficulty:  704102 , date:  "2015-06-11 01:31:04" },
  { height:  512423 , difficulty:  704555 , date:  "2015-06-11 01:35:21" },
  { height:  512424 , difficulty:  703522 , date:  "2015-06-11 01:35:52" },
  { height:  512425 , difficulty:  703533 , date:  "2015-06-11 01:38:33" },
  { height:  512426 , difficulty:  703787 , date:  "2015-06-11 01:39:25" },
  { height:  512427 , difficulty:  705388 , date:  "2015-06-11 01:40:27" },
  { height:  512428 , difficulty:  703496 , date:  "2015-06-11 01:41:29" },
  { height:  512429 , difficulty:  703523 , date:  "2015-06-11 01:42:53" },
  { height:  512430 , difficulty:  705723 , date:  "2015-06-11 01:43:03" },
  { height:  512431 , difficulty:  704695 , date:  "2015-06-11 01:43:23" },
  { height:  512432 , difficulty:  705204 , date:  "2015-06-11 01:44:48" },
  { height:  512433 , difficulty:  707976 , date:  "2015-06-11 01:45:20" },
  { height:  512434 , difficulty:  707741 , date:  "2015-06-11 01:45:40" },
  { height:  512435 , difficulty:  707128 , date:  "2015-06-11 01:46:15" },
  { height:  512436 , difficulty:  709056 , date:  "2015-06-11 01:46:35" },
  { height:  512437 , difficulty:  702952 , date:  "2015-06-11 01:47:06" },
  { height:  512438 , difficulty:  703232 , date:  "2015-06-11 01:48:18" },
  { height:  512439 , difficulty:  703034 , date:  "2015-06-11 01:48:52" },
  { height:  512440 , difficulty:  703213 , date:  "2015-06-11 01:49:46" },
  { height:  512441 , difficulty:  702678 , date:  "2015-06-11 01:50:22" },
  { height:  512442 , difficulty:  702288 , date:  "2015-06-11 01:50:58" },
  { height:  512443 , difficulty:  703043 , date:  "2015-06-11 01:51:13" },
  { height:  512444 , difficulty:  703040 , date:  "2015-06-11 01:51:25" },
  { height:  512445 , difficulty:  703485 , date:  "2015-06-11 01:52:13" },
  { height:  512446 , difficulty:  702661 , date:  "2015-06-11 01:53:19" },
  { height:  512447 , difficulty:  702965 , date:  "2015-06-11 01:53:40" },
  { height:  512448 , difficulty:  704755 , date:  "2015-06-11 01:55:01" },
  { height:  512449 , difficulty:  704342 , date:  "2015-06-11 01:55:13" },
  { height:  512450 , difficulty:  705578 , date:  "2015-06-11 01:55:19" },
  { height:  512451 , difficulty:  704953 , date:  "2015-06-11 01:55:55" },
  { height:  512452 , difficulty:  709063 , date:  "2015-06-11 01:57:52" },
  { height:  512453 , difficulty:  709123 , date:  "2015-06-11 01:59:05" },
  { height:  512454 , difficulty:  708719 , date:  "2015-06-11 01:59:31" },
  { height:  512455 , difficulty:  714041 , date:  "2015-06-11 01:59:38" },
  { height:  512456 , difficulty:  715455 , date:  "2015-06-11 02:00:07" },
  { height:  512457 , difficulty:  715053 , date:  "2015-06-11 02:01:41" },
  { height:  512458 , difficulty:  715693 , date:  "2015-06-11 02:01:44" },
  { height:  512459 , difficulty:  715144 , date:  "2015-06-11 02:02:59" },
  { height:  512460 , difficulty:  715316 , date:  "2015-06-11 02:03:08" },
  { height:  512461 , difficulty:  714410 , date:  "2015-06-11 02:06:08" },
  { height:  512462 , difficulty:  714569 , date:  "2015-06-11 02:06:48" },
  { height:  512463 , difficulty:  712893 , date:  "2015-06-11 02:07:59" },
  { height:  512464 , difficulty:  710634 , date:  "2015-06-11 02:08:18" },
  { height:  512465 , difficulty:  713748 , date:  "2015-06-11 02:10:04" },
  { height:  512466 , difficulty:  713532 , date:  "2015-06-11 02:12:15" },
  { height:  512467 , difficulty:  712076 , date:  "2015-06-11 02:12:19" },
  { height:  512468 , difficulty:  711762 , date:  "2015-06-11 02:16:40" },
  { height:  512469 , difficulty:  711699 , date:  "2015-06-11 02:16:52" },
  { height:  512470 , difficulty:  713217 , date:  "2015-06-11 02:17:55" },
  { height:  512471 , difficulty:  710439 , date:  "2015-06-11 02:17:58" },
  { height:  512472 , difficulty:  710377 , date:  "2015-06-11 02:18:06" },
  { height:  512473 , difficulty:  707421 , date:  "2015-06-11 02:18:27" },
  { height:  512474 , difficulty:  708994 , date:  "2015-06-11 02:20:36" },
  { height:  512475 , difficulty:  709778 , date:  "2015-06-11 02:20:50" },
  { height:  512476 , difficulty:  710980 , date:  "2015-06-11 02:22:55" },
  { height:  512477 , difficulty:  709392 , date:  "2015-06-11 02:23:11" },
  { height:  512478 , difficulty:  707131 , date:  "2015-06-11 02:23:47" },
  { height:  512479 , difficulty:  708495 , date:  "2015-06-11 02:24:42" },
  { height:  512480 , difficulty:  706232 , date:  "2015-06-11 02:24:58" },
  { height:  512481 , difficulty:  708994 , date:  "2015-06-11 02:25:44" },
  { height:  512482 , difficulty:  710746 , date:  "2015-06-11 02:25:54" },
  { height:  512483 , difficulty:  710744 , date:  "2015-06-11 02:26:52" },
  { height:  512484 , difficulty:  717215 , date:  "2015-06-11 02:27:54" },
  { height:  512485 , difficulty:  716406 , date:  "2015-06-11 02:28:49" },
  { height:  512486 , difficulty:  716113 , date:  "2015-06-11 02:28:55" },
  { height:  512487 , difficulty:  713151 , date:  "2015-06-11 02:29:07" },
  { height:  512488 , difficulty:  715275 , date:  "2015-06-11 02:29:12" },
  { height:  512489 , difficulty:  714854 , date:  "2015-06-11 02:30:04" },
  { height:  512490 , difficulty:  714817 , date:  "2015-06-11 02:30:23" },
  { height:  512491 , difficulty:  714035 , date:  "2015-06-11 02:30:33" },
  { height:  512492 , difficulty:  714841 , date:  "2015-06-11 02:30:47" },
  { height:  512493 , difficulty:  714838 , date:  "2015-06-11 02:35:36" },
  { height:  512494 , difficulty:  715429 , date:  "2015-06-11 02:36:37" },
  { height:  512495 , difficulty:  706587 , date:  "2015-06-11 02:36:43" },
  { height:  512496 , difficulty:  707303 , date:  "2015-06-11 02:36:47" },
  { height:  512497 , difficulty:  710232 , date:  "2015-06-11 02:37:06" },
  { height:  512498 , difficulty:  710814 , date:  "2015-06-11 02:39:39" },
  { height:  512499 , difficulty:  706686 , date:  "2015-06-11 02:42:07" },
  { height:  512500 , difficulty:  706642 , date:  "2015-06-11 02:45:18" },
  { height:  512501 , difficulty:  703462 , date:  "2015-06-11 02:45:40" },
  { height:  512502 , difficulty:  703231 , date:  "2015-06-11 02:45:51" },
  { height:  512503 , difficulty:  702453 , date:  "2015-06-11 02:46:18" },
  { height:  512504 , difficulty:  703314 , date:  "2015-06-11 02:47:41" },
  { height:  512505 , difficulty:  704192 , date:  "2015-06-11 02:48:03" },
  { height:  512506 , difficulty:  705203 , date:  "2015-06-11 02:48:19" },
  { height:  512507 , difficulty:  704916 , date:  "2015-06-11 02:49:27" },
  { height:  512508 , difficulty:  705890 , date:  "2015-06-11 02:49:42" },
  { height:  512509 , difficulty:  706188 , date:  "2015-06-11 02:52:04" },
  { height:  512510 , difficulty:  706403 , date:  "2015-06-11 02:54:02" },
  { height:  512511 , difficulty:  706056 , date:  "2015-06-11 02:54:03" },
  { height:  512512 , difficulty:  705923 , date:  "2015-06-11 02:56:22" },
  { height:  512513 , difficulty:  705796 , date:  "2015-06-11 02:56:27" },
  { height:  512514 , difficulty:  707719 , date:  "2015-06-11 02:56:53" },
  { height:  512515 , difficulty:  708589 , date:  "2015-06-11 02:57:13" },
  { height:  512516 , difficulty:  712601 , date:  "2015-06-11 02:59:03" },
  { height:  512517 , difficulty:  714773 , date:  "2015-06-11 02:59:14" },
  { height:  512518 , difficulty:  714413 , date:  "2015-06-11 03:00:15" },
  { height:  512519 , difficulty:  714985 , date:  "2015-06-11 03:00:38" },
  { height:  512520 , difficulty:  715793 , date:  "2015-06-11 03:01:21" },
  { height:  512521 , difficulty:  716220 , date:  "2015-06-11 03:02:01" },
  { height:  512522 , difficulty:  719442 , date:  "2015-06-11 03:05:05" },
  { height:  512523 , difficulty:  719188 , date:  "2015-06-11 03:05:46" },
  { height:  512524 , difficulty:  717594 , date:  "2015-06-11 03:06:02" },
  { height:  512525 , difficulty:  717879 , date:  "2015-06-11 03:06:21" },
  { height:  512526 , difficulty:  719322 , date:  "2015-06-11 03:07:11" },
  { height:  512527 , difficulty:  720640 , date:  "2015-06-11 03:07:23" },
  { height:  512528 , difficulty:  718520 , date:  "2015-06-11 03:08:24" },
  { height:  512529 , difficulty:  717368 , date:  "2015-06-11 03:08:28" },
  { height:  512530 , difficulty:  718113 , date:  "2015-06-11 03:09:29" },
  { height:  512531 , difficulty:  718106 , date:  "2015-06-11 03:10:03" },
  { height:  512532 , difficulty:  718936 , date:  "2015-06-11 03:09:32" },
  { height:  512533 , difficulty:  717652 , date:  "2015-06-11 03:10:25" },
  { height:  512534 , difficulty:  718119 , date:  "2015-06-11 03:10:51" },
  { height:  512535 , difficulty:  717095 , date:  "2015-06-11 03:12:33" },
  { height:  512536 , difficulty:  717306 , date:  "2015-06-11 03:14:35" },
  { height:  512537 , difficulty:  714233 , date:  "2015-06-11 03:15:39" },
  { height:  512538 , difficulty:  714184 , date:  "2015-06-11 03:17:17" },
  { height:  512539 , difficulty:  717499 , date:  "2015-06-11 03:17:39" },
  { height:  512540 , difficulty:  718893 , date:  "2015-06-11 03:18:08" },
  { height:  512541 , difficulty:  716783 , date:  "2015-06-11 03:19:20" },
  { height:  512542 , difficulty:  715679 , date:  "2015-06-11 03:19:38" },
  { height:  512543 , difficulty:  716244 , date:  "2015-06-11 03:20:02" },
  { height:  512544 , difficulty:  711131 , date:  "2015-06-11 03:20:25" },
  { height:  512545 , difficulty:  711437 , date:  "2015-06-11 03:20:34" },
  { height:  512546 , difficulty:  711184 , date:  "2015-06-11 03:20:57" },
  { height:  512547 , difficulty:  715902 , date:  "2015-06-11 03:21:01" },
  { height:  512548 , difficulty:  716125 , date:  "2015-06-11 03:21:35" },
  { height:  512549 , difficulty:  718339 , date:  "2015-06-11 03:21:41" },
  { height:  512550 , difficulty:  718690 , date:  "2015-06-11 03:24:00" },
  { height:  512551 , difficulty:  720496 , date:  "2015-06-11 03:24:26" },
  { height:  512552 , difficulty:  717973 , date:  "2015-06-11 03:25:17" },
  { height:  512553 , difficulty:  718967 , date:  "2015-06-11 03:26:33" },
  { height:  512554 , difficulty:  719788 , date:  "2015-06-11 03:26:34" },
  { height:  512555 , difficulty:  718841 , date:  "2015-06-11 03:26:52" },
  { height:  512556 , difficulty:  719936 , date:  "2015-06-11 03:26:58" },
  { height:  512557 , difficulty:  720616 , date:  "2015-06-11 03:28:39" },
  { height:  512558 , difficulty:  720831 , date:  "2015-06-11 03:27:54" },
  { height:  512559 , difficulty:  720786 , date:  "2015-06-11 03:29:53" },
  { height:  512560 , difficulty:  719780 , date:  "2015-06-11 03:31:08" },
  { height:  512561 , difficulty:  720054 , date:  "2015-06-11 03:32:15" },
  { height:  512562 , difficulty:  720114 , date:  "2015-06-11 03:32:27" },
  { height:  512563 , difficulty:  721945 , date:  "2015-06-11 03:32:43" },
  { height:  512564 , difficulty:  723512 , date:  "2015-06-11 03:33:01" },
  { height:  512565 , difficulty:  723610 , date:  "2015-06-11 03:33:45" },
  { height:  512566 , difficulty:  723838 , date:  "2015-06-11 03:34:11" },
  { height:  512567 , difficulty:  730127 , date:  "2015-06-11 03:34:44" },
  { height:  512568 , difficulty:  730354 , date:  "2015-06-11 03:36:29" },
  { height:  512569 , difficulty:  726196 , date:  "2015-06-11 03:36:56" },
  { height:  512570 , difficulty:  728665 , date:  "2015-06-11 03:40:17" },
  { height:  512571 , difficulty:  728703 , date:  "2015-06-11 03:40:26" },
  { height:  512572 , difficulty:  729705 , date:  "2015-06-11 03:42:01" },
  { height:  512573 , difficulty:  729470 , date:  "2015-06-11 03:42:18" },
  { height:  512574 , difficulty:  727598 , date:  "2015-06-11 03:44:16" },
  { height:  512575 , difficulty:  725881 , date:  "2015-06-11 03:44:26" },
  { height:  512576 , difficulty:  729010 , date:  "2015-06-11 03:44:33" },
  { height:  512577 , difficulty:  729702 , date:  "2015-06-11 03:45:21" },
  { height:  512578 , difficulty:  730459 , date:  "2015-06-11 03:45:21" },
  { height:  512579 , difficulty:  731020 , date:  "2015-06-11 03:46:14" },
  { height:  512580 , difficulty:  731190 , date:  "2015-06-11 03:46:16" },
  { height:  512581 , difficulty:  734539 , date:  "2015-06-11 03:48:01" },
  { height:  512582 , difficulty:  735783 , date:  "2015-06-11 03:47:31" },
  { height:  512583 , difficulty:  734871 , date:  "2015-06-11 03:51:23" },
  { height:  512584 , difficulty:  737165 , date:  "2015-06-11 03:52:09" },
  { height:  512585 , difficulty:  735389 , date:  "2015-06-11 03:52:39" },
  { height:  512586 , difficulty:  733887 , date:  "2015-06-11 03:54:51" },
  { height:  512587 , difficulty:  737370 , date:  "2015-06-11 03:54:55" },
  { height:  512588 , difficulty:  734541 , date:  "2015-06-11 03:55:53" },
  { height:  512589 , difficulty:  735175 , date:  "2015-06-11 03:56:33" },
  { height:  512590 , difficulty:  735020 , date:  "2015-06-11 03:57:10" },
  { height:  512591 , difficulty:  742055 , date:  "2015-06-11 03:59:31" },
  { height:  512592 , difficulty:  741566 , date:  "2015-06-11 03:59:32" },
  { height:  512593 , difficulty:  742383 , date:  "2015-06-11 04:01:15" },
  { height:  512594 , difficulty:  741256 , date:  "2015-06-11 04:01:21" },
  { height:  512595 , difficulty:  742160 , date:  "2015-06-11 04:02:11" },
  { height:  512596 , difficulty:  741666 , date:  "2015-06-11 04:04:27" },
  { height:  512597 , difficulty:  743316 , date:  "2015-06-11 04:05:04" },
  { height:  512598 , difficulty:  741069 , date:  "2015-06-11 04:05:14" },
  { height:  512599 , difficulty:  740984 , date:  "2015-06-11 04:06:33" },
  { height:  512600 , difficulty:  741097 , date:  "2015-06-11 04:09:08" },
  { height:  512601 , difficulty:  741705 , date:  "2015-06-11 04:09:47" },
  { height:  512602 , difficulty:  742342 , date:  "2015-06-11 04:09:55" },
  { height:  512603 , difficulty:  742262 , date:  "2015-06-11 04:10:23" },
  { height:  512604 , difficulty:  742516 , date:  "2015-06-11 04:12:58" },
  { height:  512605 , difficulty:  742565 , date:  "2015-06-11 04:13:17" },
  { height:  512606 , difficulty:  744288 , date:  "2015-06-11 04:13:34" },
  { height:  512607 , difficulty:  744834 , date:  "2015-06-11 04:13:47" },
  { height:  512608 , difficulty:  744906 , date:  "2015-06-11 04:17:18" },
  { height:  512609 , difficulty:  745591 , date:  "2015-06-11 04:17:37" },
  { height:  512610 , difficulty:  745505 , date:  "2015-06-11 04:18:11" },
  { height:  512611 , difficulty:  744032 , date:  "2015-06-11 04:19:39" },
  { height:  512612 , difficulty:  742518 , date:  "2015-06-11 04:19:56" },
  { height:  512613 , difficulty:  741857 , date:  "2015-06-11 04:19:59" },
  { height:  512614 , difficulty:  743105 , date:  "2015-06-11 04:20:25" },
  { height:  512615 , difficulty:  743307 , date:  "2015-06-11 04:20:39" },
  { height:  512616 , difficulty:  744869 , date:  "2015-06-11 04:22:32" },
  { height:  512617 , difficulty:  743844 , date:  "2015-06-11 04:22:44" },
  { height:  512618 , difficulty:  745331 , date:  "2015-06-11 04:23:05" },
  { height:  512619 , difficulty:  745233 , date:  "2015-06-11 04:27:38" },
  { height:  512620 , difficulty:  744944 , date:  "2015-06-11 04:27:41" },
  { height:  512621 , difficulty:  744974 , date:  "2015-06-11 04:28:12" },
  { height:  512622 , difficulty:  744684 , date:  "2015-06-11 04:28:44" },
  { height:  512623 , difficulty:  745427 , date:  "2015-06-11 04:28:47" },
  { height:  512624 , difficulty:  745786 , date:  "2015-06-11 04:28:51" },
  { height:  512625 , difficulty:  746561 , date:  "2015-06-11 04:31:40" },
  { height:  512626 , difficulty:  746025 , date:  "2015-06-11 04:32:41" },
  { height:  512627 , difficulty:  745667 , date:  "2015-06-11 04:36:14" },
  { height:  512628 , difficulty:  745419 , date:  "2015-06-11 04:35:33" },
  { height:  512629 , difficulty:  744179 , date:  "2015-06-11 04:38:00" },
  { height:  512630 , difficulty:  744884 , date:  "2015-06-11 04:39:29" },
  { height:  512631 , difficulty:  746127 , date:  "2015-06-11 04:40:02" },
  { height:  512632 , difficulty:  747215 , date:  "2015-06-11 04:40:04" },
  { height:  512633 , difficulty:  747760 , date:  "2015-06-11 04:41:33" },
  { height:  512634 , difficulty:  747486 , date:  "2015-06-11 04:42:21" },
  { height:  512635 , difficulty:  746623 , date:  "2015-06-11 04:42:23" },
  { height:  512636 , difficulty:  745395 , date:  "2015-06-11 04:45:11" },
  { height:  512637 , difficulty:  746363 , date:  "2015-06-11 04:46:04" },
  { height:  512638 , difficulty:  746831 , date:  "2015-06-11 04:47:48" },
  { height:  512639 , difficulty:  749536 , date:  "2015-06-11 04:49:36" },
  { height:  512640 , difficulty:  749556 , date:  "2015-06-11 04:49:48" },
  { height:  512641 , difficulty:  749761 , date:  "2015-06-11 04:50:42" },
  { height:  512642 , difficulty:  750148 , date:  "2015-06-11 04:50:48" },
  { height:  512643 , difficulty:  749662 , date:  "2015-06-11 04:50:54" },
  { height:  512644 , difficulty:  747833 , date:  "2015-06-11 04:51:14" },
  { height:  512645 , difficulty:  747596 , date:  "2015-06-11 04:52:41" },
  { height:  512646 , difficulty:  744203 , date:  "2015-06-11 04:53:27" },
  { height:  512647 , difficulty:  746301 , date:  "2015-06-11 04:53:30" },
  { height:  512648 , difficulty:  744361 , date:  "2015-06-11 04:54:24" },
  { height:  512649 , difficulty:  745375 , date:  "2015-06-11 04:54:50" },
  { height:  512650 , difficulty:  743794 , date:  "2015-06-11 04:56:07" },
  { height:  512651 , difficulty:  744843 , date:  "2015-06-11 04:59:21" },
  { height:  512652 , difficulty:  748564 , date:  "2015-06-11 04:58:57" },
  { height:  512653 , difficulty:  749940 , date:  "2015-06-11 04:59:17" },
  { height:  512654 , difficulty:  751623 , date:  "2015-06-11 04:59:25" },
  { height:  512655 , difficulty:  750675 , date:  "2015-06-11 04:59:28" },
  { height:  512656 , difficulty:  755195 , date:  "2015-06-11 05:04:16" },
  { height:  512657 , difficulty:  753740 , date:  "2015-06-11 05:04:39" },
  { height:  512658 , difficulty:  753998 , date:  "2015-06-11 05:06:38" },
  { height:  512659 , difficulty:  749646 , date:  "2015-06-11 05:06:14" },
  { height:  512660 , difficulty:  749010 , date:  "2015-06-11 05:07:08" },
  { height:  512661 , difficulty:  748555 , date:  "2015-06-11 05:07:23" },
  { height:  512662 , difficulty:  748483 , date:  "2015-06-11 05:08:39" },
  { height:  512663 , difficulty:  748580 , date:  "2015-06-11 05:08:49" },
  { height:  512664 , difficulty:  747899 , date:  "2015-06-11 05:10:07" },
  { height:  512665 , difficulty:  747853 , date:  "2015-06-11 05:11:05" },
  { height:  512666 , difficulty:  748373 , date:  "2015-06-11 05:11:37" },
  { height:  512667 , difficulty:  747103 , date:  "2015-06-11 05:11:43" },
  { height:  512668 , difficulty:  748072 , date:  "2015-06-11 05:12:09" },
  { height:  512669 , difficulty:  746062 , date:  "2015-06-11 05:16:10" },
  { height:  512670 , difficulty:  746216 , date:  "2015-06-11 05:17:51" },
  { height:  512671 , difficulty:  747523 , date:  "2015-06-11 05:17:54" },
  { height:  512672 , difficulty:  748130 , date:  "2015-06-11 05:19:21" },
  { height:  512673 , difficulty:  747769 , date:  "2015-06-11 05:20:52" },
  { height:  512674 , difficulty:  748582 , date:  "2015-06-11 05:21:06" },
  { height:  512675 , difficulty:  747110 , date:  "2015-06-11 05:23:48" },
  { height:  512676 , difficulty:  745554 , date:  "2015-06-11 05:25:32" },
  { height:  512677 , difficulty:  744880 , date:  "2015-06-11 05:26:50" },
  { height:  512678 , difficulty:  751162 , date:  "2015-06-11 05:27:45" },
  { height:  512679 , difficulty:  752941 , date:  "2015-06-11 05:28:55" },
  { height:  512680 , difficulty:  750908 , date:  "2015-06-11 05:30:33" },
  { height:  512681 , difficulty:  751841 , date:  "2015-06-11 05:32:39" },
  { height:  512682 , difficulty:  752829 , date:  "2015-06-11 05:32:52" },
  { height:  512683 , difficulty:  754364 , date:  "2015-06-11 05:35:36" },
  { height:  512684 , difficulty:  752900 , date:  "2015-06-11 05:35:50" },
  { height:  512685 , difficulty:  754416 , date:  "2015-06-11 05:38:33" },
  { height:  512686 , difficulty:  753935 , date:  "2015-06-11 05:41:08" },
  { height:  512687 , difficulty:  767246 , date:  "2015-06-11 05:42:01" },
  { height:  512688 , difficulty:  769285 , date:  "2015-06-11 05:43:30" },
  { height:  512689 , difficulty:  772532 , date:  "2015-06-11 05:44:25" },
  { height:  512690 , difficulty:  772216 , date:  "2015-06-11 05:44:37" },
  { height:  512691 , difficulty:  774114 , date:  "2015-06-11 05:45:11" },
  { height:  512692 , difficulty:  773318 , date:  "2015-06-11 05:45:42" },
  { height:  512693 , difficulty:  776895 , date:  "2015-06-11 05:47:51" },
  { height:  512694 , difficulty:  776601 , date:  "2015-06-11 05:47:51" },
  { height:  512695 , difficulty:  770433 , date:  "2015-06-11 05:48:10" },
  { height:  512696 , difficulty:  771453 , date:  "2015-06-11 05:48:24" },
  { height:  512697 , difficulty:  770989 , date:  "2015-06-11 05:50:22" },
  { height:  512698 , difficulty:  771646 , date:  "2015-06-11 05:50:32" },
  { height:  512699 , difficulty:  772015 , date:  "2015-06-11 05:51:17" },
  { height:  512700 , difficulty:  775514 , date:  "2015-06-11 05:52:42" },
  { height:  512701 , difficulty:  775961 , date:  "2015-06-11 05:52:46" },
  { height:  512702 , difficulty:  774765 , date:  "2015-06-11 05:55:36" },
  { height:  512703 , difficulty:  774247 , date:  "2015-06-11 05:57:59" },
  { height:  512704 , difficulty:  773945 , date:  "2015-06-11 05:58:11" },
  { height:  512705 , difficulty:  771626 , date:  "2015-06-11 05:58:59" },
  { height:  512706 , difficulty:  770275 , date:  "2015-06-11 05:59:50" },
  { height:  512707 , difficulty:  770289 , date:  "2015-06-11 06:00:36" },
  { height:  512708 , difficulty:  773290 , date:  "2015-06-11 06:00:38" },
  { height:  512709 , difficulty:  771460 , date:  "2015-06-11 06:01:50" },
  { height:  512710 , difficulty:  771497 , date:  "2015-06-11 06:02:15" },
  { height:  512711 , difficulty:  772993 , date:  "2015-06-11 06:02:28" },
  { height:  512712 , difficulty:  769710 , date:  "2015-06-11 06:03:41" },
  { height:  512713 , difficulty:  768894 , date:  "2015-06-11 06:03:48" },
  { height:  512714 , difficulty:  769028 , date:  "2015-06-11 06:06:48" },
  { height:  512715 , difficulty:  767893 , date:  "2015-06-11 06:07:48" },
  { height:  512716 , difficulty:  770122 , date:  "2015-06-11 06:07:52" },
  { height:  512717 , difficulty:  770624 , date:  "2015-06-11 06:08:18" },
  { height:  512718 , difficulty:  771265 , date:  "2015-06-11 06:09:38" },
  { height:  512719 , difficulty:  773478 , date:  "2015-06-11 06:09:58" },
  { height:  512720 , difficulty:  774087 , date:  "2015-06-11 06:10:09" },
  { height:  512721 , difficulty:  775586 , date:  "2015-06-11 06:11:39" },
  { height:  512722 , difficulty:  774963 , date:  "2015-06-11 06:12:16" },
  { height:  512723 , difficulty:  775068 , date:  "2015-06-11 06:13:42" },
  { height:  512724 , difficulty:  777364 , date:  "2015-06-11 06:14:01" },
  { height:  512725 , difficulty:  778113 , date:  "2015-06-11 06:15:20" },
  { height:  512726 , difficulty:  777504 , date:  "2015-06-11 06:15:53" },
  { height:  512727 , difficulty:  774561 , date:  "2015-06-11 06:15:57" },
  { height:  512728 , difficulty:  775888 , date:  "2015-06-11 06:16:37" },
  { height:  512729 , difficulty:  776856 , date:  "2015-06-11 06:17:02" },
  { height:  512730 , difficulty:  778069 , date:  "2015-06-11 06:18:01" },
  { height:  512731 , difficulty:  778169 , date:  "2015-06-11 06:18:39" },
  { height:  512732 , difficulty:  772971 , date:  "2015-06-11 06:20:00" },
  { height:  512733 , difficulty:  772984 , date:  "2015-06-11 06:21:47" },
  { height:  512734 , difficulty:  773214 , date:  "2015-06-11 06:22:30" },
  { height:  512735 , difficulty:  773436 , date:  "2015-06-11 06:23:43" },
  { height:  512736 , difficulty:  774460 , date:  "2015-06-11 06:23:46" },
  { height:  512737 , difficulty:  775581 , date:  "2015-06-11 06:26:09" },
  { height:  512738 , difficulty:  775311 , date:  "2015-06-11 06:28:49" },
  { height:  512739 , difficulty:  775897 , date:  "2015-06-11 06:29:40" },
  { height:  512740 , difficulty:  779079 , date:  "2015-06-11 06:30:09" },
  { height:  512741 , difficulty:  778497 , date:  "2015-06-11 06:30:14" },
  { height:  512742 , difficulty:  778009 , date:  "2015-06-11 06:30:19" },
  { height:  512743 , difficulty:  782081 , date:  "2015-06-11 06:30:37" },
  { height:  512744 , difficulty:  781638 , date:  "2015-06-11 06:30:54" },
  { height:  512745 , difficulty:  776670 , date:  "2015-06-11 06:32:42" },
  { height:  512746 , difficulty:  776638 , date:  "2015-06-11 06:33:18" },
  { height:  512747 , difficulty:  776901 , date:  "2015-06-11 06:33:59" },
  { height:  512748 , difficulty:  775150 , date:  "2015-06-11 06:36:19" },
  { height:  512749 , difficulty:  775101 , date:  "2015-06-11 06:39:21" },
  { height:  512750 , difficulty:  775007 , date:  "2015-06-11 06:40:07" },
  { height:  512751 , difficulty:  771931 , date:  "2015-06-11 06:40:49" },
  { height:  512752 , difficulty:  771005 , date:  "2015-06-11 06:42:27" },
  { height:  512753 , difficulty:  769466 , date:  "2015-06-11 06:42:58" },
  { height:  512754 , difficulty:  768353 , date:  "2015-06-11 06:45:10" },
  { height:  512755 , difficulty:  766969 , date:  "2015-06-11 06:46:31" },
  { height:  512756 , difficulty:  768066 , date:  "2015-06-11 06:48:30" },
  { height:  512757 , difficulty:  769662 , date:  "2015-06-11 06:49:31" },
  { height:  512758 , difficulty:  772356 , date:  "2015-06-11 06:50:53" },
  { height:  512759 , difficulty:  768702 , date:  "2015-06-11 06:53:06" },
  { height:  512760 , difficulty:  773101 , date:  "2015-06-11 06:53:15" },
  { height:  512761 , difficulty:  769962 , date:  "2015-06-11 06:53:17" },
  { height:  512762 , difficulty:  767217 , date:  "2015-06-11 06:53:38" },
  { height:  512763 , difficulty:  766254 , date:  "2015-06-11 06:53:48" },
  { height:  512764 , difficulty:  764674 , date:  "2015-06-11 06:56:09" },
  { height:  512765 , difficulty:  763852 , date:  "2015-06-11 06:56:45" },
  { height:  512766 , difficulty:  766341 , date:  "2015-06-11 06:56:52" },
  { height:  512767 , difficulty:  767585 , date:  "2015-06-11 06:57:21" },
  { height:  512768 , difficulty:  767125 , date:  "2015-06-11 06:57:27" },
  { height:  512769 , difficulty:  766491 , date:  "2015-06-11 06:58:27" },
  { height:  512770 , difficulty:  766759 , date:  "2015-06-11 06:59:11" },
  { height:  512771 , difficulty:  768463 , date:  "2015-06-11 07:00:31" },
  { height:  512772 , difficulty:  769493 , date:  "2015-06-11 07:01:16" },
  { height:  512773 , difficulty:  770925 , date:  "2015-06-11 07:02:11" },
  { height:  512774 , difficulty:  771680 , date:  "2015-06-11 07:03:51" },
  { height:  512775 , difficulty:  771893 , date:  "2015-06-11 07:05:03" },
  { height:  512776 , difficulty:  770162 , date:  "2015-06-11 07:05:05" },
  { height:  512777 , difficulty:  770838 , date:  "2015-06-11 07:05:07" },
  { height:  512778 , difficulty:  767994 , date:  "2015-06-11 07:06:21" },
  { height:  512779 , difficulty:  771456 , date:  "2015-06-11 07:06:36" },
  { height:  512780 , difficulty:  772129 , date:  "2015-06-11 07:06:53" },
  { height:  512781 , difficulty:  771760 , date:  "2015-06-11 07:08:10" },
  { height:  512782 , difficulty:  771932 , date:  "2015-06-11 07:10:18" },
  { height:  512783 , difficulty:  771139 , date:  "2015-06-11 07:13:26" },
  { height:  512784 , difficulty:  775053 , date:  "2015-06-11 07:13:31" },
  { height:  512785 , difficulty:  775492 , date:  "2015-06-11 07:15:25" },
  { height:  512786 , difficulty:  775814 , date:  "2015-06-11 07:15:36" },
  { height:  512787 , difficulty:  776139 , date:  "2015-06-11 07:17:40" },
  { height:  512788 , difficulty:  776888 , date:  "2015-06-11 07:17:45" },
  { height:  512789 , difficulty:  777063 , date:  "2015-06-11 07:18:46" },
  { height:  512790 , difficulty:  777045 , date:  "2015-06-11 07:18:47" },
  { height:  512791 , difficulty:  776123 , date:  "2015-06-11 07:19:37" },
  { height:  512792 , difficulty:  776323 , date:  "2015-06-11 07:19:44" },
  { height:  512793 , difficulty:  778098 , date:  "2015-06-11 07:25:07" },
  { height:  512794 , difficulty:  776446 , date:  "2015-06-11 07:33:27" },
  { height:  512795 , difficulty:  776772 , date:  "2015-06-11 07:35:52" },
  { height:  512796 , difficulty:  777933 , date:  "2015-06-11 07:36:04" },
  { height:  512797 , difficulty:  776124 , date:  "2015-06-11 07:42:04" },
  { height:  512798 , difficulty:  778833 , date:  "2015-06-11 07:44:23" },
  { height:  512799 , difficulty:  777106 , date:  "2015-06-11 07:49:30" },
  { height:  512800 , difficulty:  779033 , date:  "2015-06-11 07:53:41" },
  { height:  512801 , difficulty:  778078 , date:  "2015-06-11 07:54:37" },
  { height:  512802 , difficulty:  778695 , date:  "2015-06-11 07:54:45" },
  { height:  512803 , difficulty:  780432 , date:  "2015-06-11 07:55:14" },
  { height:  512804 , difficulty:  781076 , date:  "2015-06-11 07:55:33" },
  { height:  512805 , difficulty:  781148 , date:  "2015-06-11 07:57:55" },
  { height:  512806 , difficulty:  780934 , date:  "2015-06-11 08:01:19" },
  { height:  512807 , difficulty:  781247 , date:  "2015-06-11 08:01:23" },
  { height:  512808 , difficulty:  780399 , date:  "2015-06-11 08:02:35" },
  { height:  512809 , difficulty:  778077 , date:  "2015-06-11 08:05:14" },
  { height:  512810 , difficulty:  778000 , date:  "2015-06-11 08:04:48" },
  { height:  512811 , difficulty:  776714 , date:  "2015-06-11 08:07:11" },
  { height:  512812 , difficulty:  777158 , date:  "2015-06-11 08:09:57" },
  { height:  512813 , difficulty:  775007 , date:  "2015-06-11 08:12:00" },
  { height:  512814 , difficulty:  773359 , date:  "2015-06-11 08:13:00" },
  { height:  512815 , difficulty:  774344 , date:  "2015-06-11 08:15:36" },
  { height:  512816 , difficulty:  775721 , date:  "2015-06-11 08:15:42" },
  { height:  512817 , difficulty:  776507 , date:  "2015-06-11 08:15:48" },
  { height:  512818 , difficulty:  777930 , date:  "2015-06-11 08:16:48" },
  { height:  512819 , difficulty:  777873 , date:  "2015-06-11 08:16:54" },
  { height:  512820 , difficulty:  778739 , date:  "2015-06-11 08:20:06" },
  { height:  512821 , difficulty:  776968 , date:  "2015-06-11 08:21:08" },
  { height:  512822 , difficulty:  777352 , date:  "2015-06-11 08:21:52" },
  { height:  512823 , difficulty:  782041 , date:  "2015-06-11 08:21:59" },
  { height:  512824 , difficulty:  779040 , date:  "2015-06-11 08:23:20" },
  { height:  512825 , difficulty:  778568 , date:  "2015-06-11 08:24:43" },
  { height:  512826 , difficulty:  777834 , date:  "2015-06-11 08:24:53" },
  { height:  512827 , difficulty:  777090 , date:  "2015-06-11 08:26:31" },
  { height:  512828 , difficulty:  775358 , date:  "2015-06-11 08:27:02" },
  { height:  512829 , difficulty:  775036 , date:  "2015-06-11 08:27:21" },
  { height:  512830 , difficulty:  773356 , date:  "2015-06-11 08:28:30" },
  { height:  512831 , difficulty:  773008 , date:  "2015-06-11 08:29:07" },
  { height:  512832 , difficulty:  771317 , date:  "2015-06-11 08:30:33" },
  { height:  512833 , difficulty:  770196 , date:  "2015-06-11 08:31:21" },
  { height:  512834 , difficulty:  769409 , date:  "2015-06-11 08:31:32" },
  { height:  512835 , difficulty:  766608 , date:  "2015-06-11 08:32:28" },
  { height:  512836 , difficulty:  767222 , date:  "2015-06-11 08:33:00" },
  { height:  512837 , difficulty:  767504 , date:  "2015-06-11 08:34:00" },
  { height:  512838 , difficulty:  767322 , date:  "2015-06-11 08:37:08" },
  { height:  512839 , difficulty:  768467 , date:  "2015-06-11 08:37:26" },
  { height:  512840 , difficulty:  765802 , date:  "2015-06-11 08:37:39" },
  { height:  512841 , difficulty:  765291 , date:  "2015-06-11 08:37:49" },
  { height:  512842 , difficulty:  768104 , date:  "2015-06-11 08:38:38" },
  { height:  512843 , difficulty:  767738 , date:  "2015-06-11 08:39:09" },
  { height:  512844 , difficulty:  768332 , date:  "2015-06-11 08:39:16" },
  { height:  512845 , difficulty:  772553 , date:  "2015-06-11 08:42:15" },
  { height:  512846 , difficulty:  771832 , date:  "2015-06-11 08:43:11" },
  { height:  512847 , difficulty:  770924 , date:  "2015-06-11 08:45:28" },
  { height:  512848 , difficulty:  770183 , date:  "2015-06-11 08:46:24" },
  { height:  512849 , difficulty:  769380 , date:  "2015-06-11 08:49:17" },
  { height:  512850 , difficulty:  767776 , date:  "2015-06-11 08:52:32" },
  { height:  512851 , difficulty:  766683 , date:  "2015-06-11 08:53:20" },
  { height:  512852 , difficulty:  768261 , date:  "2015-06-11 08:53:23" },
  { height:  512853 , difficulty:  769501 , date:  "2015-06-11 08:54:38" },
  { height:  512854 , difficulty:  769221 , date:  "2015-06-11 08:56:24" },
  { height:  512855 , difficulty:  771552 , date:  "2015-06-11 08:56:26" },
  { height:  512856 , difficulty:  772574 , date:  "2015-06-11 08:58:08" },
  { height:  512857 , difficulty:  772409 , date:  "2015-06-11 08:57:40" },
  { height:  512858 , difficulty:  769735 , date:  "2015-06-11 08:58:05" },
  { height:  512859 , difficulty:  766030 , date:  "2015-06-11 08:58:27" },
  { height:  512860 , difficulty:  772159 , date:  "2015-06-11 08:58:36" },
  { height:  512861 , difficulty:  779159 , date:  "2015-06-11 08:59:49" },
  { height:  512862 , difficulty:  779187 , date:  "2015-06-11 09:00:41" },
  { height:  512863 , difficulty:  776539 , date:  "2015-06-11 09:00:29" },
  { height:  512864 , difficulty:  777456 , date:  "2015-06-11 09:01:06" },
  { height:  512865 , difficulty:  777813 , date:  "2015-06-11 09:02:02" },
  { height:  512866 , difficulty:  778900 , date:  "2015-06-11 09:04:48" },
  { height:  512867 , difficulty:  780048 , date:  "2015-06-11 09:04:53" },
  { height:  512868 , difficulty:  780233 , date:  "2015-06-11 09:06:55" },
  { height:  512869 , difficulty:  773076 , date:  "2015-06-11 09:06:23" },
  { height:  512870 , difficulty:  763110 , date:  "2015-06-11 09:07:15" },
  { height:  512871 , difficulty:  762506 , date:  "2015-06-11 09:07:22" },
  { height:  512872 , difficulty:  762510 , date:  "2015-06-11 09:08:23" },
  { height:  512873 , difficulty:  759736 , date:  "2015-06-11 09:09:42" },
  { height:  512874 , difficulty:  758900 , date:  "2015-06-11 09:11:46" },
  { height:  512875 , difficulty:  752972 , date:  "2015-06-11 09:13:30" },
  { height:  512876 , difficulty:  748980 , date:  "2015-06-11 09:13:37" },
  { height:  512877 , difficulty:  748453 , date:  "2015-06-11 09:15:51" },
  { height:  512878 , difficulty:  748510 , date:  "2015-06-11 09:15:55" },
  { height:  512879 , difficulty:  748119 , date:  "2015-06-11 09:16:42" },
  { height:  512880 , difficulty:  748183 , date:  "2015-06-11 09:19:36" },
  { height:  512881 , difficulty:  745750 , date:  "2015-06-11 09:19:37" },
  { height:  512882 , difficulty:  742740 , date:  "2015-06-11 09:20:01" },
  { height:  512883 , difficulty:  743614 , date:  "2015-06-11 09:20:51" },
  { height:  512884 , difficulty:  744274 , date:  "2015-06-11 09:23:15" },
  { height:  512885 , difficulty:  742457 , date:  "2015-06-11 09:23:20" },
  { height:  512886 , difficulty:  744041 , date:  "2015-06-11 09:30:19" },
  { height:  512887 , difficulty:  743833 , date:  "2015-06-11 09:31:51" },
  { height:  512888 , difficulty:  740526 , date:  "2015-06-11 09:31:52" },
  { height:  512889 , difficulty:  740080 , date:  "2015-06-11 09:37:26" },
  { height:  512890 , difficulty:  739102 , date:  "2015-06-11 09:37:31" },
  { height:  512891 , difficulty:  736269 , date:  "2015-06-11 09:38:16" },
  { height:  512892 , difficulty:  737350 , date:  "2015-06-11 09:39:32" },
  { height:  512893 , difficulty:  737869 , date:  "2015-06-11 09:39:51" },
  { height:  512894 , difficulty:  736824 , date:  "2015-06-11 09:39:58" },
  { height:  512895 , difficulty:  737575 , date:  "2015-06-11 09:40:39" },
  { height:  512896 , difficulty:  736782 , date:  "2015-06-11 09:41:28" },
  { height:  512897 , difficulty:  736779 , date:  "2015-06-11 09:41:35" },
  { height:  512898 , difficulty:  736172 , date:  "2015-06-11 09:41:52" },
  { height:  512899 , difficulty:  739548 , date:  "2015-06-11 09:43:30" },
  { height:  512900 , difficulty:  741298 , date:  "2015-06-11 09:44:22" },
  { height:  512901 , difficulty:  739831 , date:  "2015-06-11 09:45:51" },
  { height:  512902 , difficulty:  740592 , date:  "2015-06-11 09:46:22" },
  { height:  512903 , difficulty:  738998 , date:  "2015-06-11 09:46:26" },
  { height:  512904 , difficulty:  740130 , date:  "2015-06-11 09:46:37" },
  { height:  512905 , difficulty:  739918 , date:  "2015-06-11 09:47:02" },
  { height:  512906 , difficulty:  739893 , date:  "2015-06-11 09:49:47" },
  { height:  512907 , difficulty:  739322 , date:  "2015-06-11 09:51:59" },
  { height:  512908 , difficulty:  738060 , date:  "2015-06-11 09:53:42" },
  { height:  512909 , difficulty:  737981 , date:  "2015-06-11 09:55:11" },
  { height:  512910 , difficulty:  738026 , date:  "2015-06-11 09:57:31" },
  { height:  512911 , difficulty:  738525 , date:  "2015-06-11 09:58:48" },
  { height:  512912 , difficulty:  739464 , date:  "2015-06-11 10:00:38" },
  { height:  512913 , difficulty:  738666 , date:  "2015-06-11 10:00:44" },
  { height:  512914 , difficulty:  734944 , date:  "2015-06-11 10:03:24" },
  { height:  512915 , difficulty:  736164 , date:  "2015-06-11 10:02:52" },
  { height:  512916 , difficulty:  736073 , date:  "2015-06-11 10:03:07" },
  { height:  512917 , difficulty:  737746 , date:  "2015-06-11 10:04:35" },
  { height:  512918 , difficulty:  736929 , date:  "2015-06-11 10:05:58" },
  { height:  512919 , difficulty:  736985 , date:  "2015-06-11 10:06:10" },
  { height:  512920 , difficulty:  739018 , date:  "2015-06-11 10:06:11" },
  { height:  512921 , difficulty:  736032 , date:  "2015-06-11 10:06:37" },
  { height:  512922 , difficulty:  735294 , date:  "2015-06-11 10:06:40" },
  { height:  512923 , difficulty:  735898 , date:  "2015-06-11 10:08:05" },
  { height:  512924 , difficulty:  736292 , date:  "2015-06-11 10:08:56" },
  { height:  512925 , difficulty:  733116 , date:  "2015-06-11 10:09:02" },
  { height:  512926 , difficulty:  730720 , date:  "2015-06-11 10:09:52" },
  { height:  512927 , difficulty:  730386 , date:  "2015-06-11 10:09:53" },
  { height:  512928 , difficulty:  732380 , date:  "2015-06-11 10:10:15" },
  { height:  512929 , difficulty:  731231 , date:  "2015-06-11 10:11:40" },
  { height:  512930 , difficulty:  733024 , date:  "2015-06-11 10:13:10" },
  { height:  512931 , difficulty:  733435 , date:  "2015-06-11 10:13:17" },
  { height:  512932 , difficulty:  733623 , date:  "2015-06-11 10:13:21" },
  { height:  512933 , difficulty:  733464 , date:  "2015-06-11 10:13:54" },
  { height:  512934 , difficulty:  734467 , date:  "2015-06-11 10:13:38" },
  { height:  512935 , difficulty:  734745 , date:  "2015-06-11 10:15:13" },
  { height:  512936 , difficulty:  738350 , date:  "2015-06-11 10:15:18" },
  { height:  512937 , difficulty:  737075 , date:  "2015-06-11 10:16:02" },
  { height:  512938 , difficulty:  737082 , date:  "2015-06-11 10:16:03" },
  { height:  512939 , difficulty:  737101 , date:  "2015-06-11 10:18:31" },
  { height:  512940 , difficulty:  736771 , date:  "2015-06-11 10:21:14" },
  { height:  512941 , difficulty:  738037 , date:  "2015-06-11 10:21:20" },
  { height:  512942 , difficulty:  735502 , date:  "2015-06-11 10:22:29" },
  { height:  512943 , difficulty:  737473 , date:  "2015-06-11 10:23:52" },
  { height:  512944 , difficulty:  735873 , date:  "2015-06-11 10:23:57" },
  { height:  512945 , difficulty:  736117 , date:  "2015-06-11 10:24:38" },
  { height:  512946 , difficulty:  738182 , date:  "2015-06-11 10:27:51" },
  { height:  512947 , difficulty:  740094 , date:  "2015-06-11 10:28:05" },
  { height:  512948 , difficulty:  740903 , date:  "2015-06-11 10:31:01" },
  { height:  512949 , difficulty:  739770 , date:  "2015-06-11 10:31:29" },
  { height:  512950 , difficulty:  738166 , date:  "2015-06-11 10:31:56" },
  { height:  512951 , difficulty:  737031 , date:  "2015-06-11 10:33:57" },
  { height:  512952 , difficulty:  737955 , date:  "2015-06-11 10:34:17" },
  { height:  512953 , difficulty:  735436 , date:  "2015-06-11 10:35:25" },
  { height:  512954 , difficulty:  738188 , date:  "2015-06-11 10:35:30" },
  { height:  512955 , difficulty:  738632 , date:  "2015-06-11 10:36:03" },
  { height:  512956 , difficulty:  735939 , date:  "2015-06-11 10:37:57" },
  { height:  512957 , difficulty:  736269 , date:  "2015-06-11 10:38:56" },
  { height:  512958 , difficulty:  737023 , date:  "2015-06-11 10:39:09" },
  { height:  512959 , difficulty:  736169 , date:  "2015-06-11 10:39:21" },
  { height:  512960 , difficulty:  733420 , date:  "2015-06-11 10:39:24" },
  { height:  512961 , difficulty:  734105 , date:  "2015-06-11 10:40:32" },
  { height:  512962 , difficulty:  727078 , date:  "2015-06-11 10:41:28" },
  { height:  512963 , difficulty:  725657 , date:  "2015-06-11 10:41:50" },
  { height:  512964 , difficulty:  725970 , date:  "2015-06-11 10:42:42" },
  { height:  512965 , difficulty:  720277 , date:  "2015-06-11 10:44:00" },
  { height:  512966 , difficulty:  721527 , date:  "2015-06-11 10:45:30" },
  { height:  512967 , difficulty:  723509 , date:  "2015-06-11 10:45:37" },
  { height:  512968 , difficulty:  722308 , date:  "2015-06-11 10:47:31" },
  { height:  512969 , difficulty:  723246 , date:  "2015-06-11 10:51:22" },
  { height:  512970 , difficulty:  724497 , date:  "2015-06-11 10:51:57" },
  { height:  512971 , difficulty:  723861 , date:  "2015-06-11 10:52:53" },
  { height:  512972 , difficulty:  723842 , date:  "2015-06-11 10:53:09" },
  { height:  512973 , difficulty:  724837 , date:  "2015-06-11 10:53:15" },
  { height:  512974 , difficulty:  725633 , date:  "2015-06-11 10:53:48" },
  { height:  512975 , difficulty:  724486 , date:  "2015-06-11 10:55:09" },
  { height:  512976 , difficulty:  723962 , date:  "2015-06-11 10:56:55" },
  { height:  512977 , difficulty:  724624 , date:  "2015-06-11 10:57:01" },
  { height:  512978 , difficulty:  724157 , date:  "2015-06-11 10:58:09" },
  { height:  512979 , difficulty:  728174 , date:  "2015-06-11 10:58:22" },
  { height:  512980 , difficulty:  728060 , date:  "2015-06-11 10:58:41" },
  { height:  512981 , difficulty:  728428 , date:  "2015-06-11 10:59:47" },
  { height:  512982 , difficulty:  725595 , date:  "2015-06-11 11:01:26" },
  { height:  512983 , difficulty:  724266 , date:  "2015-06-11 11:01:17" },
  { height:  512984 , difficulty:  723394 , date:  "2015-06-11 11:02:10" },
  { height:  512985 , difficulty:  721770 , date:  "2015-06-11 11:03:43" },
  { height:  512986 , difficulty:  726582 , date:  "2015-06-11 11:04:25" },
  { height:  512987 , difficulty:  725224 , date:  "2015-06-11 11:04:37" },
  { height:  512988 , difficulty:  724032 , date:  "2015-06-11 11:06:40" },
  { height:  512989 , difficulty:  725401 , date:  "2015-06-11 11:08:06" },
  { height:  512990 , difficulty:  723015 , date:  "2015-06-11 11:08:44" },
  { height:  512991 , difficulty:  723267 , date:  "2015-06-11 11:09:03" },
  { height:  512992 , difficulty:  723852 , date:  "2015-06-11 11:09:04" },
  { height:  512993 , difficulty:  723075 , date:  "2015-06-11 11:11:05" },
  { height:  512994 , difficulty:  721944 , date:  "2015-06-11 11:11:44" },
  { height:  512995 , difficulty:  722095 , date:  "2015-06-11 11:13:57" },
  { height:  512996 , difficulty:  723592 , date:  "2015-06-11 11:14:53" },
  { height:  512997 , difficulty:  723207 , date:  "2015-06-11 11:19:09" },
  { height:  512998 , difficulty:  724920 , date:  "2015-06-11 11:20:40" },
  { height:  512999 , difficulty:  724993 , date:  "2015-06-11 11:20:52" },
  { height:  513000 , difficulty:  724197 , date:  "2015-06-11 11:21:06" },
  { height:  513001 , difficulty:  724703 , date:  "2015-06-11 11:21:52" },
  { height:  513002 , difficulty:  724452 , date:  "2015-06-11 11:22:31" },
  { height:  513003 , difficulty:  725312 , date:  "2015-06-11 11:23:50" },
  { height:  513004 , difficulty:  727754 , date:  "2015-06-11 11:23:53" },
  { height:  513005 , difficulty:  727085 , date:  "2015-06-11 11:24:55" },
  { height:  513006 , difficulty:  725649 , date:  "2015-06-11 11:25:01" },
  { height:  513007 , difficulty:  728320 , date:  "2015-06-11 11:25:22" },
  { height:  513008 , difficulty:  729805 , date:  "2015-06-11 11:26:42" },
  { height:  513009 , difficulty:  730327 , date:  "2015-06-11 11:30:22" },
  { height:  513010 , difficulty:  731781 , date:  "2015-06-11 11:30:24" },
  { height:  513011 , difficulty:  731554 , date:  "2015-06-11 11:30:58" },
  { height:  513012 , difficulty:  732166 , date:  "2015-06-11 11:31:52" },
  { height:  513013 , difficulty:  731643 , date:  "2015-06-11 11:32:11" },
  { height:  513014 , difficulty:  734255 , date:  "2015-06-11 11:32:39" },
  { height:  513015 , difficulty:  731378 , date:  "2015-06-11 11:34:54" },
  { height:  513016 , difficulty:  729623 , date:  "2015-06-11 11:36:45" },
  { height:  513017 , difficulty:  730965 , date:  "2015-06-11 11:39:57" },
  { height:  513018 , difficulty:  731196 , date:  "2015-06-11 11:40:00" },
  { height:  513019 , difficulty:  730708 , date:  "2015-06-11 11:40:24" },
  { height:  513020 , difficulty:  732110 , date:  "2015-06-11 11:41:22" },
  { height:  513021 , difficulty:  731616 , date:  "2015-06-11 11:42:36" },
  { height:  513022 , difficulty:  729299 , date:  "2015-06-11 11:42:39" },
  { height:  513023 , difficulty:  731691 , date:  "2015-06-11 11:43:18" },
  { height:  513024 , difficulty:  728322 , date:  "2015-06-11 11:43:34" },
  { height:  513025 , difficulty:  728283 , date:  "2015-06-11 11:44:36" },
  { height:  513026 , difficulty:  727961 , date:  "2015-06-11 11:44:31" },
  { height:  513027 , difficulty:  730199 , date:  "2015-06-11 11:45:15" },
  { height:  513028 , difficulty:  729956 , date:  "2015-06-11 11:46:03" },
  { height:  513029 , difficulty:  728747 , date:  "2015-06-11 11:47:17" },
  { height:  513030 , difficulty:  730872 , date:  "2015-06-11 11:47:20" },
  { height:  513031 , difficulty:  731091 , date:  "2015-06-11 11:47:51" },
  { height:  513032 , difficulty:  728940 , date:  "2015-06-11 11:50:29" },
  { height:  513033 , difficulty:  728174 , date:  "2015-06-11 11:51:31" },
  { height:  513034 , difficulty:  729169 , date:  "2015-06-11 11:53:47" },
  { height:  513035 , difficulty:  729103 , date:  "2015-06-11 11:53:53" },
  { height:  513036 , difficulty:  735303 , date:  "2015-06-11 11:54:57" },
  { height:  513037 , difficulty:  734133 , date:  "2015-06-11 11:56:25" },
  { height:  513038 , difficulty:  733767 , date:  "2015-06-11 11:56:27" },
  { height:  513039 , difficulty:  733477 , date:  "2015-06-11 11:57:16" },
  { height:  513040 , difficulty:  735677 , date:  "2015-06-11 11:57:23" },
  { height:  513041 , difficulty:  735332 , date:  "2015-06-11 11:57:37" },
  { height:  513042 , difficulty:  733815 , date:  "2015-06-11 11:58:07" },
  { height:  513043 , difficulty:  734392 , date:  "2015-06-11 11:59:04" },
  { height:  513044 , difficulty:  732216 , date:  "2015-06-11 12:00:06" },
  { height:  513045 , difficulty:  728552 , date:  "2015-06-11 12:03:06" },
  { height:  513046 , difficulty:  728503 , date:  "2015-06-11 12:03:22" },
  { height:  513047 , difficulty:  728033 , date:  "2015-06-11 12:05:04" },
  { height:  513048 , difficulty:  728221 , date:  "2015-06-11 12:05:43" },
  { height:  513049 , difficulty:  728212 , date:  "2015-06-11 12:06:59" },
  { height:  513050 , difficulty:  729483 , date:  "2015-06-11 12:07:25" },
  { height:  513051 , difficulty:  728057 , date:  "2015-06-11 12:08:18" },
  { height:  513052 , difficulty:  726101 , date:  "2015-06-11 12:09:29" },
  { height:  513053 , difficulty:  726729 , date:  "2015-06-11 12:09:41" },
  { height:  513054 , difficulty:  725551 , date:  "2015-06-11 12:09:52" },
  { height:  513055 , difficulty:  725672 , date:  "2015-06-11 12:10:36" },
  { height:  513056 , difficulty:  726242 , date:  "2015-06-11 12:11:58" },
  { height:  513057 , difficulty:  724994 , date:  "2015-06-11 12:13:10" },
  { height:  513058 , difficulty:  723882 , date:  "2015-06-11 12:14:39" },
  { height:  513059 , difficulty:  725096 , date:  "2015-06-11 12:18:38" },
  { height:  513060 , difficulty:  725262 , date:  "2015-06-11 12:21:33" },
  { height:  513061 , difficulty:  723570 , date:  "2015-06-11 12:25:27" },
  { height:  513062 , difficulty:  725088 , date:  "2015-06-11 12:25:33" },
  { height:  513063 , difficulty:  728100 , date:  "2015-06-11 12:27:30" },
  { height:  513064 , difficulty:  725796 , date:  "2015-06-11 12:29:08" },
  { height:  513065 , difficulty:  724730 , date:  "2015-06-11 12:30:06" },
  { height:  513066 , difficulty:  725491 , date:  "2015-06-11 12:30:08" },
  { height:  513067 , difficulty:  726592 , date:  "2015-06-11 12:31:25" },
  { height:  513068 , difficulty:  727835 , date:  "2015-06-11 12:31:12" },
  { height:  513069 , difficulty:  725608 , date:  "2015-06-11 12:32:08" },
  { height:  513070 , difficulty:  728255 , date:  "2015-06-11 12:33:06" },
  { height:  513071 , difficulty:  725786 , date:  "2015-06-11 12:33:13" },
  { height:  513072 , difficulty:  727937 , date:  "2015-06-11 12:33:45" },
  { height:  513073 , difficulty:  722989 , date:  "2015-06-11 12:35:28" },
  { height:  513074 , difficulty:  721886 , date:  "2015-06-11 12:36:54" },
  { height:  513075 , difficulty:  722292 , date:  "2015-06-11 12:38:15" },
  { height:  513076 , difficulty:  725815 , date:  "2015-06-11 12:39:07" },
  { height:  513077 , difficulty:  727240 , date:  "2015-06-11 12:39:36" },
  { height:  513078 , difficulty:  726546 , date:  "2015-06-11 12:41:36" },
  { height:  513079 , difficulty:  727373 , date:  "2015-06-11 12:41:40" },
  { height:  513080 , difficulty:  728191 , date:  "2015-06-11 12:42:00" },
  { height:  513081 , difficulty:  727777 , date:  "2015-06-11 12:42:48" },
  { height:  513082 , difficulty:  727815 , date:  "2015-06-11 12:45:51" },
  { height:  513083 , difficulty:  728616 , date:  "2015-06-11 12:47:23" },
  { height:  513084 , difficulty:  728149 , date:  "2015-06-11 12:46:57" },
  { height:  513085 , difficulty:  724934 , date:  "2015-06-11 12:48:37" },
  { height:  513086 , difficulty:  728747 , date:  "2015-06-11 12:48:53" },
  { height:  513087 , difficulty:  728261 , date:  "2015-06-11 12:49:11" },
  { height:  513088 , difficulty:  727816 , date:  "2015-06-11 12:49:32" },
  { height:  513089 , difficulty:  727728 , date:  "2015-06-11 12:49:34" },
  { height:  513090 , difficulty:  728064 , date:  "2015-06-11 12:49:57" },
  { height:  513091 , difficulty:  725859 , date:  "2015-06-11 12:51:38" },
  { height:  513092 , difficulty:  724323 , date:  "2015-06-11 12:55:12" },
  { height:  513093 , difficulty:  721079 , date:  "2015-06-11 12:56:02" },
  { height:  513094 , difficulty:  729682 , date:  "2015-06-11 12:56:08" },
  { height:  513095 , difficulty:  729349 , date:  "2015-06-11 12:56:29" },
  { height:  513096 , difficulty:  728482 , date:  "2015-06-11 12:56:53" },
  { height:  513097 , difficulty:  727515 , date:  "2015-06-11 12:59:38" },
  { height:  513098 , difficulty:  732627 , date:  "2015-06-11 12:59:43" },
  { height:  513099 , difficulty:  732512 , date:  "2015-06-11 13:00:22" },
  { height:  513100 , difficulty:  735479 , date:  "2015-06-11 13:01:20" },
  { height:  513101 , difficulty:  735418 , date:  "2015-06-11 13:02:59" },
  { height:  513102 , difficulty:  736612 , date:  "2015-06-11 13:04:15" },
  { height:  513103 , difficulty:  737124 , date:  "2015-06-11 13:04:20" },
  { height:  513104 , difficulty:  737901 , date:  "2015-06-11 13:04:42" },
  { height:  513105 , difficulty:  736637 , date:  "2015-06-11 13:05:42" },
  { height:  513106 , difficulty:  737025 , date:  "2015-06-11 13:11:56" },
  { height:  513107 , difficulty:  738168 , date:  "2015-06-11 13:12:03" },
  { height:  513108 , difficulty:  735641 , date:  "2015-06-11 13:13:24" },
  { height:  513109 , difficulty:  734825 , date:  "2015-06-11 13:14:22" },
  { height:  513110 , difficulty:  732825 , date:  "2015-06-11 13:14:58" },
  { height:  513111 , difficulty:  733140 , date:  "2015-06-11 13:15:10" },
  { height:  513112 , difficulty:  732530 , date:  "2015-06-11 13:15:37" },
  { height:  513113 , difficulty:  732259 , date:  "2015-06-11 13:17:40" },
  { height:  513114 , difficulty:  732953 , date:  "2015-06-11 13:20:01" },
  { height:  513115 , difficulty:  733103 , date:  "2015-06-11 13:20:37" },
  { height:  513116 , difficulty:  733741 , date:  "2015-06-11 13:20:44" },
  { height:  513117 , difficulty:  734239 , date:  "2015-06-11 13:21:07" },
  { height:  513118 , difficulty:  733987 , date:  "2015-06-11 13:21:12" },
  { height:  513119 , difficulty:  733133 , date:  "2015-06-11 13:22:57" },
  { height:  513120 , difficulty:  732899 , date:  "2015-06-11 13:25:01" },
  { height:  513121 , difficulty:  730658 , date:  "2015-06-11 13:25:13" },
  { height:  513122 , difficulty:  730800 , date:  "2015-06-11 13:25:45" },
  { height:  513123 , difficulty:  730418 , date:  "2015-06-11 13:27:40" },
  { height:  513124 , difficulty:  729919 , date:  "2015-06-11 13:28:16" },
  { height:  513125 , difficulty:  728564 , date:  "2015-06-11 13:28:19" },
  { height:  513126 , difficulty:  728803 , date:  "2015-06-11 13:31:22" },
  { height:  513127 , difficulty:  730107 , date:  "2015-06-11 13:31:27" },
  { height:  513128 , difficulty:  730175 , date:  "2015-06-11 13:32:02" },
  { height:  513129 , difficulty:  730484 , date:  "2015-06-11 13:32:02" },
  { height:  513130 , difficulty:  730423 , date:  "2015-06-11 13:33:13" },
  { height:  513131 , difficulty:  730140 , date:  "2015-06-11 13:33:30" },
  { height:  513132 , difficulty:  730398 , date:  "2015-06-11 13:35:23" },
  { height:  513133 , difficulty:  729039 , date:  "2015-06-11 13:34:45" },
  { height:  513134 , difficulty:  728776 , date:  "2015-06-11 13:37:37" },
  { height:  513135 , difficulty:  724253 , date:  "2015-06-11 13:41:36" },
  { height:  513136 , difficulty:  724368 , date:  "2015-06-11 13:43:19" },
  { height:  513137 , difficulty:  720597 , date:  "2015-06-11 13:43:20" },
  { height:  513138 , difficulty:  721881 , date:  "2015-06-11 13:43:34" },
  { height:  513139 , difficulty:  720005 , date:  "2015-06-11 13:44:01" },
  { height:  513140 , difficulty:  720179 , date:  "2015-06-11 13:44:35" },
  { height:  513141 , difficulty:  721616 , date:  "2015-06-11 13:44:55" },
  { height:  513142 , difficulty:  721676 , date:  "2015-06-11 13:49:36" },
  { height:  513143 , difficulty:  725556 , date:  "2015-06-11 13:51:28" },
  { height:  513144 , difficulty:  725563 , date:  "2015-06-11 13:52:40" },
  { height:  513145 , difficulty:  725977 , date:  "2015-06-11 13:53:19" },
  { height:  513146 , difficulty:  724924 , date:  "2015-06-11 13:54:22" },
  { height:  513147 , difficulty:  724969 , date:  "2015-06-11 13:54:28" },
  { height:  513148 , difficulty:  724786 , date:  "2015-06-11 13:56:12" },
  { height:  513149 , difficulty:  725320 , date:  "2015-06-11 13:56:21" },
  { height:  513150 , difficulty:  723926 , date:  "2015-06-11 13:57:39" },
  { height:  513151 , difficulty:  724808 , date:  "2015-06-11 13:57:41" },
  { height:  513152 , difficulty:  724128 , date:  "2015-06-11 13:58:20" },
  { height:  513153 , difficulty:  724298 , date:  "2015-06-11 13:59:05" },
  { height:  513154 , difficulty:  723055 , date:  "2015-06-11 13:59:23" },
  { height:  513155 , difficulty:  723324 , date:  "2015-06-11 14:00:58" },
  { height:  513156 , difficulty:  723864 , date:  "2015-06-11 14:00:16" },
  { height:  513157 , difficulty:  723148 , date:  "2015-06-11 14:01:14" },
  { height:  513158 , difficulty:  720742 , date:  "2015-06-11 14:01:52" },
  { height:  513159 , difficulty:  720683 , date:  "2015-06-11 14:02:23" },
  { height:  513160 , difficulty:  721265 , date:  "2015-06-11 14:02:26" },
  { height:  513161 , difficulty:  719960 , date:  "2015-06-11 14:03:17" },
  { height:  513162 , difficulty:  719908 , date:  "2015-06-11 14:03:24" },
  { height:  513163 , difficulty:  719677 , date:  "2015-06-11 14:04:24" },
  { height:  513164 , difficulty:  720298 , date:  "2015-06-11 14:04:26" },
  { height:  513165 , difficulty:  720649 , date:  "2015-06-11 14:05:22" },
  { height:  513166 , difficulty:  720419 , date:  "2015-06-11 14:05:44" },
  { height:  513167 , difficulty:  718754 , date:  "2015-06-11 14:06:12" },
  { height:  513168 , difficulty:  720220 , date:  "2015-06-11 14:09:16" },
  { height:  513169 , difficulty:  720442 , date:  "2015-06-11 14:09:21" },
  { height:  513170 , difficulty:  720479 , date:  "2015-06-11 14:10:47" },
  { height:  513171 , difficulty:  720186 , date:  "2015-06-11 14:12:04" },
  { height:  513172 , difficulty:  720118 , date:  "2015-06-11 14:12:11" },
  { height:  513173 , difficulty:  719913 , date:  "2015-06-11 14:12:17" },
  { height:  513174 , difficulty:  722733 , date:  "2015-06-11 14:14:05" },
  { height:  513175 , difficulty:  725752 , date:  "2015-06-11 14:14:08" },
  { height:  513176 , difficulty:  725097 , date:  "2015-06-11 14:14:20" },
  { height:  513177 , difficulty:  723425 , date:  "2015-06-11 14:14:55" },
  { height:  513178 , difficulty:  722525 , date:  "2015-06-11 14:18:40" },
  { height:  513179 , difficulty:  724103 , date:  "2015-06-11 14:19:15" },
  { height:  513180 , difficulty:  724157 , date:  "2015-06-11 14:23:18" },
  { height:  513181 , difficulty:  723348 , date:  "2015-06-11 14:23:11" },
  { height:  513182 , difficulty:  717473 , date:  "2015-06-11 14:22:42" },
  { height:  513183 , difficulty:  717679 , date:  "2015-06-11 14:23:38" },
  { height:  513184 , difficulty:  718901 , date:  "2015-06-11 14:23:49" },
  { height:  513185 , difficulty:  720105 , date:  "2015-06-11 14:24:23" },
  { height:  513186 , difficulty:  719472 , date:  "2015-06-11 14:24:30" },
  { height:  513187 , difficulty:  721977 , date:  "2015-06-11 14:25:05" },
  { height:  513188 , difficulty:  721593 , date:  "2015-06-11 14:25:10" },
  { height:  513189 , difficulty:  719753 , date:  "2015-06-11 14:25:15" },
  { height:  513190 , difficulty:  717461 , date:  "2015-06-11 14:25:36" },
  { height:  513191 , difficulty:  718918 , date:  "2015-06-11 14:25:42" },
  { height:  513192 , difficulty:  719026 , date:  "2015-06-11 14:26:52" },
  { height:  513193 , difficulty:  719791 , date:  "2015-06-11 14:27:59" },
  { height:  513194 , difficulty:  720170 , date:  "2015-06-11 14:28:06" },
  { height:  513195 , difficulty:  719000 , date:  "2015-06-11 14:28:12" },
  { height:  513196 , difficulty:  717411 , date:  "2015-06-11 14:29:11" },
  { height:  513197 , difficulty:  720746 , date:  "2015-06-11 14:29:47" },
  { height:  513198 , difficulty:  720939 , date:  "2015-06-11 14:29:53" },
  { height:  513199 , difficulty:  719046 , date:  "2015-06-11 14:31:20" },
  { height:  513200 , difficulty:  718738 , date:  "2015-06-11 14:31:29" },
  { height:  513201 , difficulty:  719659 , date:  "2015-06-11 14:31:47" },
  { height:  513202 , difficulty:  716385 , date:  "2015-06-11 14:34:09" },
  { height:  513203 , difficulty:  717477 , date:  "2015-06-11 14:36:24" },
  { height:  513204 , difficulty:  716903 , date:  "2015-06-11 14:36:53" },
  { height:  513205 , difficulty:  718094 , date:  "2015-06-11 14:36:58" },
  { height:  513206 , difficulty:  716808 , date:  "2015-06-11 14:37:04" },
  { height:  513207 , difficulty:  717095 , date:  "2015-06-11 14:41:24" },
  { height:  513208 , difficulty:  716100 , date:  "2015-06-11 14:41:27" },
  { height:  513209 , difficulty:  715889 , date:  "2015-06-11 14:42:11" },
  { height:  513210 , difficulty:  715296 , date:  "2015-06-11 14:42:59" },
  { height:  513211 , difficulty:  713083 , date:  "2015-06-11 14:43:41" },
  { height:  513212 , difficulty:  712361 , date:  "2015-06-11 14:43:42" },
  { height:  513213 , difficulty:  714211 , date:  "2015-06-11 14:44:37" },
  { height:  513214 , difficulty:  714370 , date:  "2015-06-11 14:45:02" },
  { height:  513215 , difficulty:  714409 , date:  "2015-06-11 14:45:22" },
  { height:  513216 , difficulty:  715139 , date:  "2015-06-11 14:46:05" },
  { height:  513217 , difficulty:  715110 , date:  "2015-06-11 14:46:07" },
  { height:  513218 , difficulty:  710253 , date:  "2015-06-11 14:46:50" },
  { height:  513219 , difficulty:  708607 , date:  "2015-06-11 14:46:52" },
  { height:  513220 , difficulty:  707452 , date:  "2015-06-11 14:48:05" },
  { height:  513221 , difficulty:  707177 , date:  "2015-06-11 14:48:10" },
  { height:  513222 , difficulty:  706093 , date:  "2015-06-11 14:49:25" },
  { height:  513223 , difficulty:  706628 , date:  "2015-06-11 14:53:00" },
  { height:  513224 , difficulty:  704819 , date:  "2015-06-11 14:53:01" },
  { height:  513225 , difficulty:  707244 , date:  "2015-06-11 14:53:55" },
  { height:  513226 , difficulty:  706282 , date:  "2015-06-11 14:54:31" },
  { height:  513227 , difficulty:  707205 , date:  "2015-06-11 14:55:37" },
  { height:  513228 , difficulty:  707903 , date:  "2015-06-11 14:55:40" },
  { height:  513229 , difficulty:  707090 , date:  "2015-06-11 14:55:50" },
  { height:  513230 , difficulty:  707096 , date:  "2015-06-11 14:56:02" },
  { height:  513231 , difficulty:  706227 , date:  "2015-06-11 14:58:23" },
  { height:  513232 , difficulty:  706492 , date:  "2015-06-11 15:00:43" },
  { height:  513233 , difficulty:  707036 , date:  "2015-06-11 14:59:59" },
  { height:  513234 , difficulty:  707707 , date:  "2015-06-11 15:00:25" },
  { height:  513235 , difficulty:  708531 , date:  "2015-06-11 15:00:38" },
  { height:  513236 , difficulty:  709732 , date:  "2015-06-11 15:00:53" },
  { height:  513237 , difficulty:  709000 , date:  "2015-06-11 15:01:00" },
  { height:  513238 , difficulty:  709166 , date:  "2015-06-11 15:01:27" },
  { height:  513239 , difficulty:  708373 , date:  "2015-06-11 15:03:55" },
  { height:  513240 , difficulty:  709154 , date:  "2015-06-11 15:03:56" },
  { height:  513241 , difficulty:  708588 , date:  "2015-06-11 15:04:01" },
  { height:  513242 , difficulty:  708778 , date:  "2015-06-11 15:05:35" },
  { height:  513243 , difficulty:  710204 , date:  "2015-06-11 15:05:39" },
  { height:  513244 , difficulty:  707256 , date:  "2015-06-11 15:06:24" },
  { height:  513245 , difficulty:  710915 , date:  "2015-06-11 15:06:26" },
  { height:  513246 , difficulty:  709455 , date:  "2015-06-11 15:10:12" },
  { height:  513247 , difficulty:  709778 , date:  "2015-06-11 15:10:24" },
  { height:  513248 , difficulty:  709951 , date:  "2015-06-11 15:10:26" },
  { height:  513249 , difficulty:  712049 , date:  "2015-06-11 15:10:30" },
  { height:  513250 , difficulty:  710197 , date:  "2015-06-11 15:10:46" },
  { height:  513251 , difficulty:  710267 , date:  "2015-06-11 15:10:55" },
  { height:  513252 , difficulty:  710937 , date:  "2015-06-11 15:11:05" },
  { height:  513253 , difficulty:  710267 , date:  "2015-06-11 15:12:48" },
  { height:  513254 , difficulty:  707034 , date:  "2015-06-11 15:13:43" },
  { height:  513255 , difficulty:  706408 , date:  "2015-06-11 15:14:48" },
  { height:  513256 , difficulty:  703945 , date:  "2015-06-11 15:14:53" },
  { height:  513257 , difficulty:  703944 , date:  "2015-06-11 15:15:22" },
  { height:  513258 , difficulty:  707537 , date:  "2015-06-11 15:15:45" },
  { height:  513259 , difficulty:  707992 , date:  "2015-06-11 15:18:44" },
  { height:  513260 , difficulty:  708321 , date:  "2015-06-11 15:18:49" },
  { height:  513261 , difficulty:  710137 , date:  "2015-06-11 15:19:07" },
  { height:  513262 , difficulty:  710052 , date:  "2015-06-11 15:19:12" },
  { height:  513263 , difficulty:  710465 , date:  "2015-06-11 15:20:53" },
  { height:  513264 , difficulty:  711102 , date:  "2015-06-11 15:21:53" },
  { height:  513265 , difficulty:  711682 , date:  "2015-06-11 15:24:13" },
  { height:  513266 , difficulty:  713916 , date:  "2015-06-11 15:24:18" },
  { height:  513267 , difficulty:  713785 , date:  "2015-06-11 15:29:19" },
  { height:  513268 , difficulty:  714375 , date:  "2015-06-11 15:29:22" },
  { height:  513269 , difficulty:  713182 , date:  "2015-06-11 15:29:55" },
  { height:  513270 , difficulty:  713963 , date:  "2015-06-11 15:31:45" },
  { height:  513271 , difficulty:  716407 , date:  "2015-06-11 15:31:50" },
  { height:  513272 , difficulty:  715944 , date:  "2015-06-11 15:32:27" },
  { height:  513273 , difficulty:  715415 , date:  "2015-06-11 15:32:34" },
  { height:  513274 , difficulty:  716779 , date:  "2015-06-11 15:33:02" },
  { height:  513275 , difficulty:  718050 , date:  "2015-06-11 15:33:50" },
  { height:  513276 , difficulty:  718590 , date:  "2015-06-11 15:33:52" },
  { height:  513277 , difficulty:  718361 , date:  "2015-06-11 15:33:55" },
  { height:  513278 , difficulty:  716131 , date:  "2015-06-11 15:34:04" },
  { height:  513279 , difficulty:  716474 , date:  "2015-06-11 15:35:26" },
  { height:  513280 , difficulty:  716242 , date:  "2015-06-11 15:35:30" },
  { height:  513281 , difficulty:  716429 , date:  "2015-06-11 15:35:37" },
  { height:  513282 , difficulty:  716518 , date:  "2015-06-11 15:35:54" },
  { height:  513283 , difficulty:  715536 , date:  "2015-06-11 15:36:22" },
  { height:  513284 , difficulty:  715795 , date:  "2015-06-11 15:36:24" },
  { height:  513285 , difficulty:  715556 , date:  "2015-06-11 15:36:51" },
  { height:  513286 , difficulty:  716275 , date:  "2015-06-11 15:41:08" },
  { height:  513287 , difficulty:  715750 , date:  "2015-06-11 15:41:26" },
  { height:  513288 , difficulty:  715741 , date:  "2015-06-11 15:41:32" },
  { height:  513289 , difficulty:  715140 , date:  "2015-06-11 15:42:11" },
  { height:  513290 , difficulty:  714884 , date:  "2015-06-11 15:42:17" },
  { height:  513291 , difficulty:  716614 , date:  "2015-06-11 15:44:02" },
  { height:  513292 , difficulty:  715974 , date:  "2015-06-11 15:44:04" },
  { height:  513293 , difficulty:  716289 , date:  "2015-06-11 15:44:21" },
  { height:  513294 , difficulty:  720667 , date:  "2015-06-11 15:44:38" },
  { height:  513295 , difficulty:  720628 , date:  "2015-06-11 15:44:56" },
  { height:  513296 , difficulty:  719754 , date:  "2015-06-11 15:47:01" },
  { height:  513297 , difficulty:  720216 , date:  "2015-06-11 15:47:07" },
  { height:  513298 , difficulty:  718760 , date:  "2015-06-11 15:49:19" },
  { height:  513299 , difficulty:  714648 , date:  "2015-06-11 15:49:23" },
  { height:  513300 , difficulty:  717801 , date:  "2015-06-11 15:49:58" },
  { height:  513301 , difficulty:  717873 , date:  "2015-06-11 15:50:44" },
  { height:  513302 , difficulty:  720439 , date:  "2015-06-11 15:51:13" },
  { height:  513303 , difficulty:  719892 , date:  "2015-06-11 15:51:16" },
  { height:  513304 , difficulty:  721834 , date:  "2015-06-11 15:51:37" },
  { height:  513305 , difficulty:  723315 , date:  "2015-06-11 15:51:56" },
  { height:  513306 , difficulty:  723663 , date:  "2015-06-11 15:51:58" },
  { height:  513307 , difficulty:  720885 , date:  "2015-06-11 15:53:10" },
  { height:  513308 , difficulty:  720682 , date:  "2015-06-11 15:53:14" },
  { height:  513309 , difficulty:  721044 , date:  "2015-06-11 15:53:34" },
  { height:  513310 , difficulty:  720768 , date:  "2015-06-11 15:53:42" },
  { height:  513311 , difficulty:  723889 , date:  "2015-06-11 15:55:04" },
  { height:  513312 , difficulty:  724673 , date:  "2015-06-11 15:54:19" },
  { height:  513313 , difficulty:  726522 , date:  "2015-06-11 15:55:01" },
  { height:  513314 , difficulty:  728059 , date:  "2015-06-11 15:55:01" },
  { height:  513315 , difficulty:  725305 , date:  "2015-06-11 15:55:15" },
  { height:  513316 , difficulty:  726283 , date:  "2015-06-11 15:55:27" },
  { height:  513317 , difficulty:  726235 , date:  "2015-06-11 15:55:35" },
  { height:  513318 , difficulty:  724436 , date:  "2015-06-11 15:55:49" },
  { height:  513319 , difficulty:  724689 , date:  "2015-06-11 15:57:16" },
  { height:  513320 , difficulty:  725450 , date:  "2015-06-11 15:59:22" },
  { height:  513321 , difficulty:  726263 , date:  "2015-06-11 16:00:16" },
  { height:  513322 , difficulty:  721827 , date:  "2015-06-11 16:00:26" },
  { height:  513323 , difficulty:  722591 , date:  "2015-06-11 16:00:28" },
  { height:  513324 , difficulty:  723003 , date:  "2015-06-11 16:02:13" },
  { height:  513325 , difficulty:  724383 , date:  "2015-06-11 16:03:41" },
  { height:  513326 , difficulty:  727365 , date:  "2015-06-11 16:03:44" },
  { height:  513327 , difficulty:  727520 , date:  "2015-06-11 16:04:15" },
  { height:  513328 , difficulty:  727338 , date:  "2015-06-11 16:04:17" },
  { height:  513329 , difficulty:  725314 , date:  "2015-06-11 16:05:41" },
  { height:  513330 , difficulty:  724219 , date:  "2015-06-11 16:06:50" },
  { height:  513331 , difficulty:  728548 , date:  "2015-06-11 16:06:53" },
  { height:  513332 , difficulty:  728825 , date:  "2015-06-11 16:08:28" },
  { height:  513333 , difficulty:  730059 , date:  "2015-06-11 16:08:51" },
  { height:  513334 , difficulty:  730010 , date:  "2015-06-11 16:10:00" },
  { height:  513335 , difficulty:  726978 , date:  "2015-06-11 16:10:46" },
  { height:  513336 , difficulty:  727111 , date:  "2015-06-11 16:10:59" },
  { height:  513337 , difficulty:  728199 , date:  "2015-06-11 16:11:01" },
  { height:  513338 , difficulty:  728236 , date:  "2015-06-11 16:11:05" },
  { height:  513339 , difficulty:  727717 , date:  "2015-06-11 16:11:17" },
  { height:  513340 , difficulty:  727617 , date:  "2015-06-11 16:13:11" },
  { height:  513341 , difficulty:  725420 , date:  "2015-06-11 16:14:05" },
  { height:  513342 , difficulty:  725385 , date:  "2015-06-11 16:14:08" },
  { height:  513343 , difficulty:  719943 , date:  "2015-06-11 16:14:37" },
  { height:  513344 , difficulty:  724548 , date:  "2015-06-11 16:15:04" },
  { height:  513345 , difficulty:  725836 , date:  "2015-06-11 16:15:29" },
  { height:  513346 , difficulty:  723672 , date:  "2015-06-11 16:15:39" },
  { height:  513347 , difficulty:  725235 , date:  "2015-06-11 16:16:05" },
  { height:  513348 , difficulty:  726251 , date:  "2015-06-11 16:17:47" },
  { height:  513349 , difficulty:  726335 , date:  "2015-06-11 16:17:48" },
  { height:  513350 , difficulty:  728948 , date:  "2015-06-11 16:18:04" },
  { height:  513351 , difficulty:  730021 , date:  "2015-06-11 16:19:28" },
  { height:  513352 , difficulty:  731501 , date:  "2015-06-11 16:19:31" },
  { height:  513353 , difficulty:  732493 , date:  "2015-06-11 16:20:08" },
  { height:  513354 , difficulty:  733662 , date:  "2015-06-11 16:20:37" },
  { height:  513355 , difficulty:  733929 , date:  "2015-06-11 16:20:47" },
  { height:  513356 , difficulty:  736345 , date:  "2015-06-11 16:20:49" },
  { height:  513357 , difficulty:  736407 , date:  "2015-06-11 16:21:57" },
  { height:  513358 , difficulty:  739350 , date:  "2015-06-11 16:22:03" },
  { height:  513359 , difficulty:  739000 , date:  "2015-06-11 16:22:26" },
  { height:  513360 , difficulty:  742252 , date:  "2015-06-11 16:22:36" },
  { height:  513361 , difficulty:  744846 , date:  "2015-06-11 16:23:18" },
  { height:  513362 , difficulty:  740534 , date:  "2015-06-11 16:23:21" },
  { height:  513363 , difficulty:  741910 , date:  "2015-06-11 16:24:43" },
  { height:  513364 , difficulty:  742830 , date:  "2015-06-11 16:25:41" },
  { height:  513365 , difficulty:  742175 , date:  "2015-06-11 16:24:55" },
  { height:  513366 , difficulty:  742655 , date:  "2015-06-11 16:26:12" },
  { height:  513367 , difficulty:  741030 , date:  "2015-06-11 16:26:50" },
  { height:  513368 , difficulty:  743558 , date:  "2015-06-11 16:26:54" },
  { height:  513369 , difficulty:  743104 , date:  "2015-06-11 16:27:25" },
  { height:  513370 , difficulty:  743062 , date:  "2015-06-11 16:29:30" },
  { height:  513371 , difficulty:  742894 , date:  "2015-06-11 16:32:12" },
  { height:  513372 , difficulty:  742663 , date:  "2015-06-11 16:32:13" },
  { height:  513373 , difficulty:  742660 , date:  "2015-06-11 16:32:19" },
  { height:  513374 , difficulty:  740770 , date:  "2015-06-11 16:33:06" },
  { height:  513375 , difficulty:  742344 , date:  "2015-06-11 16:33:15" },
  { height:  513376 , difficulty:  741604 , date:  "2015-06-11 16:33:18" },
  { height:  513377 , difficulty:  744084 , date:  "2015-06-11 16:33:40" },
  { height:  513378 , difficulty:  746376 , date:  "2015-06-11 16:33:44" },
  { height:  513379 , difficulty:  746474 , date:  "2015-06-11 16:34:16" },
  { height:  513380 , difficulty:  746957 , date:  "2015-06-11 16:35:36" },
  { height:  513381 , difficulty:  747550 , date:  "2015-06-11 16:38:30" },
  { height:  513382 , difficulty:  748399 , date:  "2015-06-11 16:39:30" },
  { height:  513383 , difficulty:  746837 , date:  "2015-06-11 16:39:35" },
  { height:  513384 , difficulty:  748182 , date:  "2015-06-11 16:41:42" },
  { height:  513385 , difficulty:  748202 , date:  "2015-06-11 16:42:37" },
  { height:  513386 , difficulty:  748219 , date:  "2015-06-11 16:44:07" },
  { height:  513387 , difficulty:  748902 , date:  "2015-06-11 16:44:07" },
  { height:  513388 , difficulty:  748088 , date:  "2015-06-11 16:44:56" },
  { height:  513389 , difficulty:  751831 , date:  "2015-06-11 16:45:38" },
  { height:  513390 , difficulty:  752979 , date:  "2015-06-11 16:45:54" },
  { height:  513391 , difficulty:  752754 , date:  "2015-06-11 16:46:47" },
  { height:  513392 , difficulty:  752977 , date:  "2015-06-11 16:47:04" },
  { height:  513393 , difficulty:  754442 , date:  "2015-06-11 16:48:47" },
  { height:  513394 , difficulty:  754487 , date:  "2015-06-11 16:48:59" },
  { height:  513395 , difficulty:  752776 , date:  "2015-06-11 16:50:03" },
  { height:  513396 , difficulty:  751922 , date:  "2015-06-11 16:50:06" },
  { height:  513397 , difficulty:  751477 , date:  "2015-06-11 16:50:30" },
  { height:  513398 , difficulty:  753008 , date:  "2015-06-11 16:50:40" },
  { height:  513399 , difficulty:  753279 , date:  "2015-06-11 16:50:45" },
  { height:  513400 , difficulty:  752629 , date:  "2015-06-11 16:51:27" },
  { height:  513401 , difficulty:  751364 , date:  "2015-06-11 16:52:17" },
  { height:  513402 , difficulty:  751305 , date:  "2015-06-11 16:53:48" },
  { height:  513403 , difficulty:  751415 , date:  "2015-06-11 16:55:39" },
  { height:  513404 , difficulty:  751821 , date:  "2015-06-11 16:55:55" },
  { height:  513405 , difficulty:  751198 , date:  "2015-06-11 16:56:14" },
  { height:  513406 , difficulty:  750447 , date:  "2015-06-11 16:56:17" },
  { height:  513407 , difficulty:  752033 , date:  "2015-06-11 16:57:52" },
  { height:  513408 , difficulty:  752214 , date:  "2015-06-11 16:58:25" },
  { height:  513409 , difficulty:  752568 , date:  "2015-06-11 16:58:58" },
  { height:  513410 , difficulty:  752580 , date:  "2015-06-11 16:59:02" },
  { height:  513411 , difficulty:  751580 , date:  "2015-06-11 16:59:33" },
  { height:  513412 , difficulty:  754282 , date:  "2015-06-11 16:59:55" },
  { height:  513413 , difficulty:  757612 , date:  "2015-06-11 16:59:58" },
  { height:  513414 , difficulty:  758551 , date:  "2015-06-11 17:01:24" },
  { height:  513415 , difficulty:  758833 , date:  "2015-06-11 17:02:25" },
  { height:  513416 , difficulty:  756381 , date:  "2015-06-11 17:02:27" },
  { height:  513417 , difficulty:  755232 , date:  "2015-06-11 17:02:39" },
  { height:  513418 , difficulty:  755459 , date:  "2015-06-11 17:04:27" },
  { height:  513419 , difficulty:  755094 , date:  "2015-06-11 17:04:32" },
  { height:  513420 , difficulty:  756755 , date:  "2015-06-11 17:05:36" },
  { height:  513421 , difficulty:  756906 , date:  "2015-06-11 17:05:45" },
  { height:  513422 , difficulty:  757487 , date:  "2015-06-11 17:06:50" },
  { height:  513423 , difficulty:  759883 , date:  "2015-06-11 17:06:55" },
  { height:  513424 , difficulty:  761550 , date:  "2015-06-11 17:07:45" },
  { height:  513425 , difficulty:  762455 , date:  "2015-06-11 17:08:59" },
  { height:  513426 , difficulty:  762953 , date:  "2015-06-11 17:09:52" },
  { height:  513427 , difficulty:  763190 , date:  "2015-06-11 17:09:55" },
  { height:  513428 , difficulty:  763742 , date:  "2015-06-11 17:10:05" },
  { height:  513429 , difficulty:  765783 , date:  "2015-06-11 17:10:28" },
  { height:  513430 , difficulty:  766881 , date:  "2015-06-11 17:10:47" },
  { height:  513431 , difficulty:  769256 , date:  "2015-06-11 17:10:59" },
  { height:  513432 , difficulty:  770522 , date:  "2015-06-11 17:11:51" },
  { height:  513433 , difficulty:  770773 , date:  "2015-06-11 17:11:30" },
  { height:  513434 , difficulty:  773589 , date:  "2015-06-11 17:13:52" },
  { height:  513435 , difficulty:  773212 , date:  "2015-06-11 17:15:05" },
  { height:  513436 , difficulty:  772983 , date:  "2015-06-11 17:15:15" },
  { height:  513437 , difficulty:  772468 , date:  "2015-06-11 17:15:17" },
  { height:  513438 , difficulty:  772581 , date:  "2015-06-11 17:17:03" },
  { height:  513439 , difficulty:  773878 , date:  "2015-06-11 17:17:26" },
  { height:  513440 , difficulty:  774385 , date:  "2015-06-11 17:17:56" },
  { height:  513441 , difficulty:  773458 , date:  "2015-06-11 17:18:43" },
  { height:  513442 , difficulty:  773369 , date:  "2015-06-11 17:18:46" },
  { height:  513443 , difficulty:  772599 , date:  "2015-06-11 17:20:26" },
  { height:  513444 , difficulty:  773827 , date:  "2015-06-11 17:20:41" },
  { height:  513445 , difficulty:  774080 , date:  "2015-06-11 17:20:45" },
  { height:  513446 , difficulty:  773015 , date:  "2015-06-11 17:22:52" },
  { height:  513447 , difficulty:  770328 , date:  "2015-06-11 17:22:58" },
  { height:  513448 , difficulty:  771495 , date:  "2015-06-11 17:23:03" },
  { height:  513449 , difficulty:  773570 , date:  "2015-06-11 17:25:16" },
  { height:  513450 , difficulty:  774083 , date:  "2015-06-11 17:25:58" },
  { height:  513451 , difficulty:  773875 , date:  "2015-06-11 17:28:13" },
  { height:  513452 , difficulty:  773801 , date:  "2015-06-11 17:28:19" },
  { height:  513453 , difficulty:  774941 , date:  "2015-06-11 17:29:48" },
  { height:  513454 , difficulty:  775147 , date:  "2015-06-11 17:30:09" },
  { height:  513455 , difficulty:  774760 , date:  "2015-06-11 17:31:47" },
  { height:  513456 , difficulty:  774648 , date:  "2015-06-11 17:32:54" },
  { height:  513457 , difficulty:  773560 , date:  "2015-06-11 17:36:17" },
  { height:  513458 , difficulty:  776435 , date:  "2015-06-11 17:36:19" },
  { height:  513459 , difficulty:  776385 , date:  "2015-06-11 17:37:09" },
  { height:  513460 , difficulty:  776040 , date:  "2015-06-11 17:37:15" },
  { height:  513461 , difficulty:  774988 , date:  "2015-06-11 17:38:45" },
  { height:  513462 , difficulty:  775714 , date:  "2015-06-11 17:40:26" },
  { height:  513463 , difficulty:  775779 , date:  "2015-06-11 17:41:32" },
  { height:  513464 , difficulty:  776001 , date:  "2015-06-11 17:41:38" },
  { height:  513465 , difficulty:  775021 , date:  "2015-06-11 17:42:01" },
  { height:  513466 , difficulty:  775756 , date:  "2015-06-11 17:43:01" },
  { height:  513467 , difficulty:  774666 , date:  "2015-06-11 17:43:04" },
  { height:  513468 , difficulty:  781652 , date:  "2015-06-11 17:44:09" },
  { height:  513469 , difficulty:  790925 , date:  "2015-06-11 17:44:10" },
  { height:  513470 , difficulty:  794055 , date:  "2015-06-11 17:44:55" },
  { height:  513471 , difficulty:  792767 , date:  "2015-06-11 17:45:00" },
  { height:  513472 , difficulty:  801330 , date:  "2015-06-11 17:46:37" },
  { height:  513473 , difficulty:  804092 , date:  "2015-06-11 17:46:40" },
  { height:  513474 , difficulty:  811402 , date:  "2015-06-11 17:47:36" },
  { height:  513475 , difficulty:  817549 , date:  "2015-06-11 17:48:22" },
  { height:  513476 , difficulty:  817857 , date:  "2015-06-11 17:48:38" },
  { height:  513477 , difficulty:  816741 , date:  "2015-06-11 17:48:44" },
  { height:  513478 , difficulty:  815120 , date:  "2015-06-11 17:49:32" },
  { height:  513479 , difficulty:  812751 , date:  "2015-06-11 17:50:48" },
  { height:  513480 , difficulty:  815869 , date:  "2015-06-11 17:51:25" },
  { height:  513481 , difficulty:  820516 , date:  "2015-06-11 17:51:36" },
  { height:  513482 , difficulty:  820484 , date:  "2015-06-11 17:52:37" },
  { height:  513483 , difficulty:  819843 , date:  "2015-06-11 17:53:29" },
  { height:  513484 , difficulty:  822355 , date:  "2015-06-11 17:55:47" },
  { height:  513485 , difficulty:  822128 , date:  "2015-06-11 17:55:49" },
  { height:  513486 , difficulty:  824994 , date:  "2015-06-11 17:55:14" },
  { height:  513487 , difficulty:  828451 , date:  "2015-06-11 17:56:08" },
  { height:  513488 , difficulty:  831053 , date:  "2015-06-11 17:57:22" },
  { height:  513489 , difficulty:  832521 , date:  "2015-06-11 17:57:24" },
  { height:  513490 , difficulty:  834338 , date:  "2015-06-11 17:57:37" },
  { height:  513491 , difficulty:  832854 , date:  "2015-06-11 17:58:20" },
  { height:  513492 , difficulty:  832922 , date:  "2015-06-11 17:59:00" },
  { height:  513493 , difficulty:  834146 , date:  "2015-06-11 18:01:10" },
  { height:  513494 , difficulty:  831415 , date:  "2015-06-11 18:01:59" },
  { height:  513495 , difficulty:  836311 , date:  "2015-06-11 18:02:03" },
  { height:  513496 , difficulty:  836219 , date:  "2015-06-11 18:02:24" },
  { height:  513497 , difficulty:  837111 , date:  "2015-06-11 18:02:35" },
  { height:  513498 , difficulty:  835523 , date:  "2015-06-11 18:02:39" },
  { height:  513499 , difficulty:  837508 , date:  "2015-06-11 18:03:21" },
  { height:  513500 , difficulty:  838356 , date:  "2015-06-11 18:04:14" },
  { height:  513501 , difficulty:  836620 , date:  "2015-06-11 18:04:50" },
  { height:  513502 , difficulty:  837792 , date:  "2015-06-11 18:04:52" },
  { height:  513503 , difficulty:  838517 , date:  "2015-06-11 18:05:40" },
  { height:  513504 , difficulty:  838736 , date:  "2015-06-11 18:05:59" },
  { height:  513505 , difficulty:  839953 , date:  "2015-06-11 18:06:18" },
  { height:  513506 , difficulty:  840424 , date:  "2015-06-11 18:07:43" },
  { height:  513507 , difficulty:  842412 , date:  "2015-06-11 18:09:08" },
  { height:  513508 , difficulty:  842871 , date:  "2015-06-11 18:09:13" },
  { height:  513509 , difficulty:  842604 , date:  "2015-06-11 18:11:14" },
  { height:  513510 , difficulty:  840867 , date:  "2015-06-11 18:11:26" },
  { height:  513511 , difficulty:  839778 , date:  "2015-06-11 18:12:01" },
  { height:  513512 , difficulty:  841131 , date:  "2015-06-11 18:12:55" },
  { height:  513513 , difficulty:  846173 , date:  "2015-06-11 18:12:19" },
  { height:  513514 , difficulty:  843793 , date:  "2015-06-11 18:12:23" },
  { height:  513515 , difficulty:  843537 , date:  "2015-06-11 18:12:25" },
  { height:  513516 , difficulty:  843014 , date:  "2015-06-11 18:12:57" },
  { height:  513517 , difficulty:  843079 , date:  "2015-06-11 18:13:24" },
  { height:  513518 , difficulty:  843847 , date:  "2015-06-11 18:13:48" },
  { height:  513519 , difficulty:  841345 , date:  "2015-06-11 18:13:58" },
  { height:  513520 , difficulty:  845783 , date:  "2015-06-11 18:15:56" },
  { height:  513521 , difficulty:  847204 , date:  "2015-06-11 18:18:05" },
  { height:  513522 , difficulty:  847481 , date:  "2015-06-11 18:18:28" },
  { height:  513523 , difficulty:  848848 , date:  "2015-06-11 18:19:02" },
  { height:  513524 , difficulty:  853479 , date:  "2015-06-11 18:19:42" },
  { height:  513525 , difficulty:  855210 , date:  "2015-06-11 18:21:00" },
  { height:  513526 , difficulty:  855391 , date:  "2015-06-11 18:21:06" },
  { height:  513527 , difficulty:  851747 , date:  "2015-06-11 18:21:58" },
  { height:  513528 , difficulty:  853662 , date:  "2015-06-11 18:22:40" },
  { height:  513529 , difficulty:  854144 , date:  "2015-06-11 18:22:43" },
  { height:  513530 , difficulty:  853625 , date:  "2015-06-11 18:22:53" },
  { height:  513531 , difficulty:  852965 , date:  "2015-06-11 18:23:57" },
  { height:  513532 , difficulty:  851810 , date:  "2015-06-11 18:24:00" },
  { height:  513533 , difficulty:  846337 , date:  "2015-06-11 18:25:06" },
  { height:  513534 , difficulty:  846820 , date:  "2015-06-11 18:26:11" },
  { height:  513535 , difficulty:  845713 , date:  "2015-06-11 18:26:14" },
  { height:  513536 , difficulty:  847532 , date:  "2015-06-11 18:27:36" },
  { height:  513537 , difficulty:  846161 , date:  "2015-06-11 18:27:38" },
  { height:  513538 , difficulty:  843744 , date:  "2015-06-11 18:29:36" },
  { height:  513539 , difficulty:  842633 , date:  "2015-06-11 18:29:37" },
  { height:  513540 , difficulty:  843981 , date:  "2015-06-11 18:29:41" },
  { height:  513541 , difficulty:  847863 , date:  "2015-06-11 18:29:43" },
  { height:  513542 , difficulty:  846354 , date:  "2015-06-11 18:30:31" },
  { height:  513543 , difficulty:  848719 , date:  "2015-06-11 18:30:37" },
  { height:  513544 , difficulty:  847833 , date:  "2015-06-11 18:32:30" },
  { height:  513545 , difficulty:  848406 , date:  "2015-06-11 18:33:50" },
  { height:  513546 , difficulty:  847429 , date:  "2015-06-11 18:34:24" },
  { height:  513547 , difficulty:  849018 , date:  "2015-06-11 18:34:35" },
  { height:  513548 , difficulty:  848606 , date:  "2015-06-11 18:34:36" },
  { height:  513549 , difficulty:  852018 , date:  "2015-06-11 18:35:26" },
  { height:  513550 , difficulty:  853457 , date:  "2015-06-11 18:35:33" },
  { height:  513551 , difficulty:  852513 , date:  "2015-06-11 18:35:49" },
  { height:  513552 , difficulty:  855918 , date:  "2015-06-11 18:37:07" },
  { height:  513553 , difficulty:  855995 , date:  "2015-06-11 18:37:08" },
  { height:  513554 , difficulty:  856098 , date:  "2015-06-11 18:38:18" },
  { height:  513555 , difficulty:  858959 , date:  "2015-06-11 18:40:23" },
  { height:  513556 , difficulty:  858089 , date:  "2015-06-11 18:40:24" },
  { height:  513557 , difficulty:  858605 , date:  "2015-06-11 18:40:41" },
  { height:  513558 , difficulty:  858448 , date:  "2015-06-11 18:40:42" },
  { height:  513559 , difficulty:  861175 , date:  "2015-06-11 18:41:32" },
  { height:  513560 , difficulty:  858528 , date:  "2015-06-11 18:43:12" },
  { height:  513561 , difficulty:  869609 , date:  "2015-06-11 18:43:14" },
  { height:  513562 , difficulty:  872358 , date:  "2015-06-11 18:45:24" },
  { height:  513563 , difficulty:  872014 , date:  "2015-06-11 18:45:32" },
  { height:  513564 , difficulty:  879754 , date:  "2015-06-11 18:45:55" },
  { height:  513565 , difficulty:  880029 , date:  "2015-06-11 18:45:53" },
  { height:  513566 , difficulty:  881165 , date:  "2015-06-11 18:46:49" },
  { height:  513567 , difficulty:  882328 , date:  "2015-06-11 18:47:33" },
  { height:  513568 , difficulty:  881900 , date:  "2015-06-11 18:48:39" },
  { height:  513569 , difficulty:  878487 , date:  "2015-06-11 18:53:40" },
  { height:  513570 , difficulty:  878441 , date:  "2015-06-11 18:53:42" },
  { height:  513571 , difficulty:  879956 , date:  "2015-06-11 18:54:51" },
  { height:  513572 , difficulty:  879744 , date:  "2015-06-11 18:56:08" },
  { height:  513573 , difficulty:  880122 , date:  "2015-06-11 18:57:25" },
  { height:  513574 , difficulty:  883076 , date:  "2015-06-11 18:57:32" },
  { height:  513575 , difficulty:  883564 , date:  "2015-06-11 18:58:40" },
  { height:  513576 , difficulty:  884825 , date:  "2015-06-11 19:00:25" },
  { height:  513577 , difficulty:  884870 , date:  "2015-06-11 19:00:48" },
  { height:  513578 , difficulty:  885128 , date:  "2015-06-11 19:01:31" },
  { height:  513579 , difficulty:  884231 , date:  "2015-06-11 19:02:50" },
  { height:  513580 , difficulty:  884606 , date:  "2015-06-11 19:02:56" },
  { height:  513581 , difficulty:  889143 , date:  "2015-06-11 19:03:28" },
  { height:  513582 , difficulty:  890752 , date:  "2015-06-11 19:03:40" },
  { height:  513583 , difficulty:  891502 , date:  "2015-06-11 19:03:48" },
  { height:  513584 , difficulty:  894241 , date:  "2015-06-11 19:04:07" },
  { height:  513585 , difficulty:  895026 , date:  "2015-06-11 19:04:23" },
  { height:  513586 , difficulty:  897202 , date:  "2015-06-11 19:04:50" },
  { height:  513587 , difficulty:  899688 , date:  "2015-06-11 19:08:03" },
  { height:  513588 , difficulty:  899531 , date:  "2015-06-11 19:08:25" },
  { height:  513589 , difficulty:  903556 , date:  "2015-06-11 19:09:56" },
  { height:  513590 , difficulty:  904176 , date:  "2015-06-11 19:12:14" },
  { height:  513591 , difficulty:  903995 , date:  "2015-06-11 19:16:07" },
  { height:  513592 , difficulty:  906339 , date:  "2015-06-11 19:16:12" },
  { height:  513593 , difficulty:  908293 , date:  "2015-06-11 19:17:28" },
  { height:  513594 , difficulty:  908139 , date:  "2015-06-11 19:18:00" },
  { height:  513595 , difficulty:  908070 , date:  "2015-06-11 19:18:43" },
  { height:  513596 , difficulty:  905449 , date:  "2015-06-11 19:20:37" },
  { height:  513597 , difficulty:  901807 , date:  "2015-06-11 19:21:15" },
  { height:  513598 , difficulty:  903935 , date:  "2015-06-11 19:21:18" },
  { height:  513599 , difficulty:  904687 , date:  "2015-06-11 19:23:00" },
  { height:  513600 , difficulty:  903888 , date:  "2015-06-11 19:23:04" },
  { height:  513601 , difficulty:  903282 , date:  "2015-06-11 19:23:55" },
  { height:  513602 , difficulty:  903383 , date:  "2015-06-11 19:23:58" },
  { height:  513603 , difficulty:  902708 , date:  "2015-06-11 19:24:04" },
  { height:  513604 , difficulty:  904274 , date:  "2015-06-11 19:24:13" },
  { height:  513605 , difficulty:  907200 , date:  "2015-06-11 19:25:31" },
  { height:  513606 , difficulty:  907353 , date:  "2015-06-11 19:25:47" },
  { height:  513607 , difficulty:  905747 , date:  "2015-06-11 19:26:29" },
  { height:  513608 , difficulty:  906419 , date:  "2015-06-11 19:26:33" },
  { height:  513609 , difficulty:  905109 , date:  "2015-06-11 19:29:30" },
  { height:  513610 , difficulty:  905768 , date:  "2015-06-11 19:30:00" },
  { height:  513611 , difficulty:  906048 , date:  "2015-06-11 19:30:41" },
  { height:  513612 , difficulty:  905105 , date:  "2015-06-11 19:31:55" },
  { height:  513613 , difficulty:  905296 , date:  "2015-06-11 19:32:00" },
  { height:  513614 , difficulty:  906435 , date:  "2015-06-11 19:34:28" },
  { height:  513615 , difficulty:  911663 , date:  "2015-06-11 19:38:47" },
  { height:  513616 , difficulty:  911942 , date:  "2015-06-11 19:38:48" },
  { height:  513617 , difficulty:  914263 , date:  "2015-06-11 19:41:50" },
  { height:  513618 , difficulty:  915583 , date:  "2015-06-11 19:41:52" },
  { height:  513619 , difficulty:  915783 , date:  "2015-06-11 19:42:09" },
  { height:  513620 , difficulty:  913760 , date:  "2015-06-11 19:44:16" },
  { height:  513621 , difficulty:  917528 , date:  "2015-06-11 19:44:49" },
  { height:  513622 , difficulty:  917119 , date:  "2015-06-11 19:46:13" },
  { height:  513623 , difficulty:  922558 , date:  "2015-06-11 19:46:19" },
  { height:  513624 , difficulty:  923643 , date:  "2015-06-11 19:47:10" },
  { height:  513625 , difficulty:  923146 , date:  "2015-06-11 19:47:50" },
  { height:  513626 , difficulty:  927030 , date:  "2015-06-11 19:47:52" },
  { height:  513627 , difficulty:  927396 , date:  "2015-06-11 19:52:20" },
  { height:  513628 , difficulty:  927325 , date:  "2015-06-11 19:52:23" },
  { height:  513629 , difficulty:  927698 , date:  "2015-06-11 19:52:38" },
  { height:  513630 , difficulty:  926756 , date:  "2015-06-11 19:53:31" },
  { height:  513631 , difficulty:  926659 , date:  "2015-06-11 19:55:41" },
  { height:  513632 , difficulty:  928772 , date:  "2015-06-11 19:56:44" },
  { height:  513633 , difficulty:  928896 , date:  "2015-06-11 19:56:49" },
  { height:  513634 , difficulty:  929504 , date:  "2015-06-11 20:02:56" },
  { height:  513635 , difficulty:  928259 , date:  "2015-06-11 20:05:10" },
  { height:  513636 , difficulty:  927491 , date:  "2015-06-11 20:05:12" },
  { height:  513637 , difficulty:  929519 , date:  "2015-06-11 20:07:53" },
  { height:  513638 , difficulty:  926363 , date:  "2015-06-11 20:08:05" },
  { height:  513639 , difficulty:  928072 , date:  "2015-06-11 20:10:41" },
  { height:  513640 , difficulty:  930233 , date:  "2015-06-11 20:12:59" },
  { height:  513641 , difficulty:  933402 , date:  "2015-06-11 20:16:47" },
  { height:  513642 , difficulty:  932211 , date:  "2015-06-11 20:21:16" },
  { height:  513643 , difficulty:  934810 , date:  "2015-06-11 20:22:07" },
  { height:  513644 , difficulty:  940528 , date:  "2015-06-11 20:22:10" },
  { height:  513645 , difficulty:  932192 , date:  "2015-06-11 20:22:15" },
  { height:  513646 , difficulty:  934258 , date:  "2015-06-11 20:23:35" },
  { height:  513647 , difficulty:  932869 , date:  "2015-06-11 20:25:15" },
  { height:  513648 , difficulty:  930904 , date:  "2015-06-11 20:26:54" },
  { height:  513649 , difficulty:  929812 , date:  "2015-06-11 20:26:55" },
  { height:  513650 , difficulty:  932518 , date:  "2015-06-11 20:29:05" },
  { height:  513651 , difficulty:  934075 , date:  "2015-06-11 20:29:45" },
  { height:  513652 , difficulty:  931218 , date:  "2015-06-11 20:30:54" },
  { height:  513653 , difficulty:  932998 , date:  "2015-06-11 20:30:57" },
  { height:  513654 , difficulty:  932358 , date:  "2015-06-11 20:31:25" },
  { height:  513655 , difficulty:  930754 , date:  "2015-06-11 20:31:47" },
  { height:  513656 , difficulty:  933004 , date:  "2015-06-11 20:31:50" },
  { height:  513657 , difficulty:  935214 , date:  "2015-06-11 20:32:09" },
  { height:  513658 , difficulty:  935462 , date:  "2015-06-11 20:34:53" },
  { height:  513659 , difficulty:  936976 , date:  "2015-06-11 20:34:57" },
  { height:  513660 , difficulty:  939741 , date:  "2015-06-11 20:35:32" },
  { height:  513661 , difficulty:  940940 , date:  "2015-06-11 20:36:55" },
  { height:  513662 , difficulty:  940809 , date:  "2015-06-11 20:37:25" },
  { height:  513663 , difficulty:  938893 , date:  "2015-06-11 20:37:27" },
  { height:  513664 , difficulty:  941341 , date:  "2015-06-11 20:37:57" },
  { height:  513665 , difficulty:  939988 , date:  "2015-06-11 20:42:35" },
  { height:  513666 , difficulty:  936504 , date:  "2015-06-11 20:44:51" },
  { height:  513667 , difficulty:  929439 , date:  "2015-06-11 20:44:58" },
  { height:  513668 , difficulty:  933521 , date:  "2015-06-11 20:45:19" },
  { height:  513669 , difficulty:  932719 , date:  "2015-06-11 20:45:52" },
  { height:  513670 , difficulty:  936347 , date:  "2015-06-11 20:45:54" },
  { height:  513671 , difficulty:  937148 , date:  "2015-06-11 20:47:12" },
  { height:  513672 , difficulty:  942133 , date:  "2015-06-11 20:47:28" },
  { height:  513673 , difficulty:  944233 , date:  "2015-06-11 20:47:32" },
  { height:  513674 , difficulty:  944900 , date:  "2015-06-11 20:51:23" },
  { height:  513675 , difficulty:  942399 , date:  "2015-06-11 20:51:24" },
  { height:  513676 , difficulty:  944142 , date:  "2015-06-11 20:52:18" },
  { height:  513677 , difficulty:  944121 , date:  "2015-06-11 20:53:22" },
  { height:  513678 , difficulty:  946983 , date:  "2015-06-11 20:53:26" },
  { height:  513679 , difficulty:  947249 , date:  "2015-06-11 20:55:50" },
  { height:  513680 , difficulty:  949364 , date:  "2015-06-11 20:55:59" },
  { height:  513681 , difficulty:  947371 , date:  "2015-06-11 20:56:54" },
  { height:  513682 , difficulty:  947908 , date:  "2015-06-11 20:56:59" },
  { height:  513683 , difficulty:  949526 , date:  "2015-06-11 20:57:03" },
  { height:  513684 , difficulty:  957074 , date:  "2015-06-11 20:58:34" },
  { height:  513685 , difficulty:  951610 , date:  "2015-06-11 21:00:29" },
  { height:  513686 , difficulty:  952106 , date:  "2015-06-11 21:01:34" },
  { height:  513687 , difficulty:  952900 , date:  "2015-06-11 21:01:38" },
  { height:  513688 , difficulty:  951441 , date:  "2015-06-11 21:02:04" },
  { height:  513689 , difficulty:  952558 , date:  "2015-06-11 21:03:00" },
  { height:  513690 , difficulty:  952493 , date:  "2015-06-11 21:05:41" },
  { height:  513691 , difficulty:  947996 , date:  "2015-06-11 21:05:41" },
  { height:  513692 , difficulty:  954677 , date:  "2015-06-11 21:06:03" },
  { height:  513693 , difficulty:  949145 , date:  "2015-06-11 21:08:43" },
  { height:  513694 , difficulty:  950252 , date:  "2015-06-11 21:09:34" },
  { height:  513695 , difficulty:  951985 , date:  "2015-06-11 21:15:01" },
  { height:  513696 , difficulty:  950617 , date:  "2015-06-11 21:15:10" },
  { height:  513697 , difficulty:  950022 , date:  "2015-06-11 21:15:12" },
  { height:  513698 , difficulty:  948930 , date:  "2015-06-11 21:18:44" },
  { height:  513699 , difficulty:  949660 , date:  "2015-06-11 21:19:12" },
  { height:  513700 , difficulty:  950262 , date:  "2015-06-11 21:19:26" },
  { height:  513701 , difficulty:  949519 , date:  "2015-06-11 21:19:39" },
  { height:  513702 , difficulty:  951140 , date:  "2015-06-11 21:21:26" },
  { height:  513703 , difficulty:  944374 , date:  "2015-06-11 21:22:59" },
  { height:  513704 , difficulty:  947087 , date:  "2015-06-11 21:25:35" },
  { height:  513705 , difficulty:  947102 , date:  "2015-06-11 21:30:05" },
  { height:  513706 , difficulty:  946790 , date:  "2015-06-11 21:30:17" },
  { height:  513707 , difficulty:  948108 , date:  "2015-06-11 21:32:13" },
  { height:  513708 , difficulty:  948489 , date:  "2015-06-11 21:32:16" },
  { height:  513709 , difficulty:  953190 , date:  "2015-06-11 21:33:14" },
  { height:  513710 , difficulty:  941873 , date:  "2015-06-11 21:35:13" },
  { height:  513711 , difficulty:  940025 , date:  "2015-06-11 21:35:16" },
  { height:  513712 , difficulty:  943177 , date:  "2015-06-11 21:38:10" },
  { height:  513713 , difficulty:  938489 , date:  "2015-06-11 21:38:24" },
  { height:  513714 , difficulty:  940061 , date:  "2015-06-11 21:40:30" },
  { height:  513715 , difficulty:  935719 , date:  "2015-06-11 21:40:37" },
  { height:  513716 , difficulty:  932209 , date:  "2015-06-11 21:41:35" },
  { height:  513717 , difficulty:  926440 , date:  "2015-06-11 21:42:35" },
  { height:  513718 , difficulty:  920316 , date:  "2015-06-11 21:42:07" },
  { height:  513719 , difficulty:  921055 , date:  "2015-06-11 21:42:53" },
  { height:  513720 , difficulty:  926924 , date:  "2015-06-11 21:42:56" },
  { height:  513721 , difficulty:  927673 , date:  "2015-06-11 21:44:45" },
  { height:  513722 , difficulty:  928769 , date:  "2015-06-11 21:44:50" },
  { height:  513723 , difficulty:  927289 , date:  "2015-06-11 21:45:10" },
  { height:  513724 , difficulty:  926983 , date:  "2015-06-11 21:47:06" },
  { height:  513725 , difficulty:  928157 , date:  "2015-06-11 21:47:10" },
  { height:  513726 , difficulty:  926187 , date:  "2015-06-11 21:47:39" },
  { height:  513727 , difficulty:  927560 , date:  "2015-06-11 21:48:48" },
  { height:  513728 , difficulty:  926209 , date:  "2015-06-11 21:48:53" },
  { height:  513729 , difficulty:  926870 , date:  "2015-06-11 21:49:09" },
  { height:  513730 , difficulty:  927776 , date:  "2015-06-11 21:49:53" },
  { height:  513731 , difficulty:  930041 , date:  "2015-06-11 21:49:55" },
  { height:  513732 , difficulty:  932603 , date:  "2015-06-11 21:51:25" },
  { height:  513733 , difficulty:  935215 , date:  "2015-06-11 21:51:27" },
  { height:  513734 , difficulty:  937995 , date:  "2015-06-11 21:54:43" },
  { height:  513735 , difficulty:  943842 , date:  "2015-06-11 21:54:46" },
  { height:  513736 , difficulty:  950671 , date:  "2015-06-11 21:58:42" },
  { height:  513737 , difficulty:  948627 , date:  "2015-06-11 21:58:49" },
  { height:  513738 , difficulty:  951869 , date:  "2015-06-11 22:01:27" },
  { height:  513739 , difficulty:  955424 , date:  "2015-06-11 22:01:30" },
  { height:  513740 , difficulty:  956782 , date:  "2015-06-11 22:02:04" },
  { height:  513741 , difficulty:  948280 , date:  "2015-06-11 22:02:13" },
  { height:  513742 , difficulty:  946400 , date:  "2015-06-11 22:02:18" },
  { height:  513743 , difficulty:  947001 , date:  "2015-06-11 22:02:32" },
  { height:  513744 , difficulty:  948126 , date:  "2015-06-11 22:03:14" },
  { height:  513745 , difficulty:  949343 , date:  "2015-06-11 22:04:22" },
  { height:  513746 , difficulty:  949931 , date:  "2015-06-11 22:04:34" },
  { height:  513747 , difficulty:  948879 , date:  "2015-06-11 22:04:36" },
  { height:  513748 , difficulty:  952121 , date:  "2015-06-11 22:09:13" },
  { height:  513749 , difficulty:  955226 , date:  "2015-06-11 22:09:20" },
  { height:  513750 , difficulty:  950835 , date:  "2015-06-11 22:10:43" },
  { height:  513751 , difficulty:  952917 , date:  "2015-06-11 22:11:26" },
  { height:  513752 , difficulty:  952551 , date:  "2015-06-11 22:11:58" },
  { height:  513753 , difficulty:  954801 , date:  "2015-06-11 22:12:07" },
  { height:  513754 , difficulty:  955248 , date:  "2015-06-11 22:12:14" },
  { height:  513755 , difficulty:  951694 , date:  "2015-06-11 22:12:31" },
  { height:  513756 , difficulty:  953397 , date:  "2015-06-11 22:14:13" },
  { height:  513757 , difficulty:  957986 , date:  "2015-06-11 22:14:20" },
  { height:  513758 , difficulty:  960421 , date:  "2015-06-11 22:14:24" },
  { height:  513759 , difficulty:  961593 , date:  "2015-06-11 22:15:44" },
  { height:  513760 , difficulty:  961510 , date:  "2015-06-11 22:17:07" },
  { height:  513761 , difficulty:  958737 , date:  "2015-06-11 22:17:33" },
  { height:  513762 , difficulty:  957666 , date:  "2015-06-11 22:18:31" },
  { height:  513763 , difficulty:  958675 , date:  "2015-06-11 22:19:10" },
  { height:  513764 , difficulty:  958350 , date:  "2015-06-11 22:19:14" },
  { height:  513765 , difficulty:  957737 , date:  "2015-06-11 22:20:20" },
  { height:  513766 , difficulty:  956257 , date:  "2015-06-11 22:21:28" },
  { height:  513767 , difficulty:  963666 , date:  "2015-06-11 22:21:34" },
  { height:  513768 , difficulty:  965061 , date:  "2015-06-11 22:22:26" },
  { height:  513769 , difficulty:  960478 , date:  "2015-06-11 22:23:24" },
  { height:  513770 , difficulty:  959952 , date:  "2015-06-11 22:24:16" },
  { height:  513771 , difficulty:  950669 , date:  "2015-06-11 22:25:05" },
  { height:  513772 , difficulty:  956107 , date:  "2015-06-11 22:26:09" },
  { height:  513773 , difficulty:  956642 , date:  "2015-06-11 22:26:35" },
  { height:  513774 , difficulty:  951542 , date:  "2015-06-11 22:27:01" },
  { height:  513775 , difficulty:  952928 , date:  "2015-06-11 22:27:03" },
  { height:  513776 , difficulty:  956080 , date:  "2015-06-11 22:28:14" },
  { height:  513777 , difficulty:  958536 , date:  "2015-06-11 22:28:16" },
  { height:  513778 , difficulty:  955688 , date:  "2015-06-11 22:29:29" },
  { height:  513779 , difficulty:  953833 , date:  "2015-06-11 22:29:33" },
  { height:  513780 , difficulty:  951201 , date:  "2015-06-11 22:30:17" },
  { height:  513781 , difficulty:  954933 , date:  "2015-06-11 22:30:23" },
  { height:  513782 , difficulty:  955192 , date:  "2015-06-11 22:31:24" },
  { height:  513783 , difficulty:  954501 , date:  "2015-06-11 22:31:25" },
  { height:  513784 , difficulty:  956687 , date:  "2015-06-11 22:32:10" },
  { height:  513785 , difficulty:  956425 , date:  "2015-06-11 22:33:15" },
  { height:  513786 , difficulty:  953432 , date:  "2015-06-11 22:33:21" },
  { height:  513787 , difficulty:  954610 , date:  "2015-06-11 22:34:43" },
  { height:  513788 , difficulty:  953410 , date:  "2015-06-11 22:37:15" },
  { height:  513789 , difficulty:  957872 , date:  "2015-06-11 22:38:12" },
  { height:  513790 , difficulty:  955412 , date:  "2015-06-11 22:39:05" },
  { height:  513791 , difficulty:  955816 , date:  "2015-06-11 22:40:09" },
  { height:  513792 , difficulty:  955097 , date:  "2015-06-11 22:40:15" },
  { height:  513793 , difficulty:  954624 , date:  "2015-06-11 22:40:30" },
  { height:  513794 , difficulty:  957450 , date:  "2015-06-11 22:41:17" },
  { height:  513795 , difficulty:  961226 , date:  "2015-06-11 22:44:38" },
  { height:  513796 , difficulty:  961910 , date:  "2015-06-11 22:45:29" },
  { height:  513797 , difficulty:  959830 , date:  "2015-06-11 22:47:29" },
  { height:  513798 , difficulty:  963769 , date:  "2015-06-11 22:48:22" },
  { height:  513799 , difficulty:  964683 , date:  "2015-06-11 22:49:45" },
  { height:  513800 , difficulty:  961438 , date:  "2015-06-11 22:49:49" },
  { height:  513801 , difficulty:  967626 , date:  "2015-06-11 22:50:24" },
  { height:  513802 , difficulty:  967241 , date:  "2015-06-11 22:51:27" },
  { height:  513803 , difficulty:  966535 , date:  "2015-06-11 22:52:34" },
  { height:  513804 , difficulty:  966767 , date:  "2015-06-11 22:52:46" },
  { height:  513805 , difficulty:  968950 , date:  "2015-06-11 22:54:45" },
  { height:  513806 , difficulty:  968469 , date:  "2015-06-11 22:54:49" },
  { height:  513807 , difficulty:  971252 , date:  "2015-06-11 22:55:18" },
  { height:  513808 , difficulty:  969966 , date:  "2015-06-11 23:00:10" },
  { height:  513809 , difficulty:  974705 , date:  "2015-06-11 23:00:16" },
  { height:  513810 , difficulty:  976555 , date:  "2015-06-11 23:00:19" },
  { height:  513811 , difficulty:  980313 , date:  "2015-06-11 23:00:30" },
  { height:  513812 , difficulty:  973027 , date:  "2015-06-11 23:05:28" },
  { height:  513813 , difficulty:  973714 , date:  "2015-06-11 23:05:01" },
  { height:  513814 , difficulty:  969906 , date:  "2015-06-11 23:05:03" },
  { height:  513815 , difficulty:  971388 , date:  "2015-06-11 23:08:18" },
  { height:  513816 , difficulty:  971405 , date:  "2015-06-11 23:08:21" },
  { height:  513817 , difficulty:  980804 , date:  "2015-06-11 23:10:11" },
  { height:  513818 , difficulty:  984818 , date:  "2015-06-11 23:15:07" },
  { height:  513819 , difficulty:  987213 , date:  "2015-06-11 23:16:01" },
  { height:  513820 , difficulty:  987566 , date:  "2015-06-11 23:16:38" },
  { height:  513821 , difficulty:  987856 , date:  "2015-06-11 23:16:53" },
  { height:  513822 , difficulty:  988114 , date:  "2015-06-11 23:17:18" },
  { height:  513823 , difficulty:  992012 , date:  "2015-06-11 23:20:17" },
  { height:  513824 , difficulty:  983482 , date:  "2015-06-11 23:20:24" },
  { height:  513825 , difficulty:  986319 , date:  "2015-06-11 23:26:36" },
  { height:  513826 , difficulty:  984077 , date:  "2015-06-11 23:27:04" },
  { height:  513827 , difficulty:  984408 , date:  "2015-06-11 23:27:07" },
  { height:  513828 , difficulty:  985304 , date:  "2015-06-11 23:29:58" },
  { height:  513829 , difficulty:  986074 , date:  "2015-06-11 23:30:18" },
  { height:  513830 , difficulty:  988082 , date:  "2015-06-11 23:32:31" },
  { height:  513831 , difficulty:  989383 , date:  "2015-06-11 23:33:23" },
  { height:  513832 , difficulty:  986973 , date:  "2015-06-11 23:33:42" },
  { height:  513833 , difficulty:  988491 , date:  "2015-06-11 23:33:45" },
  { height:  513834 , difficulty:  989882 , date:  "2015-06-11 23:36:43" },
  { height:  513835 , difficulty:  987794 , date:  "2015-06-11 23:37:00" },
  { height:  513836 , difficulty:  987216 , date:  "2015-06-11 23:37:03" },
  { height:  513837 , difficulty:  987067 , date:  "2015-06-11 23:37:55" },
  { height:  513838 , difficulty:  987615 , date:  "2015-06-11 23:40:37" },
  { height:  513839 , difficulty:  986866 , date:  "2015-06-11 23:41:33" },
  { height:  513840 , difficulty:  989079 , date:  "2015-06-11 23:43:22" },
  { height:  513841 , difficulty:  988092 , date:  "2015-06-11 23:43:28" },
  { height:  513842 , difficulty:  987242 , date:  "2015-06-11 23:46:09" },
  { height:  513843 , difficulty:  993686 , date:  "2015-06-11 23:46:14" },
  { height:  513844 , difficulty:  992603 , date:  "2015-06-11 23:49:53" },
  { height:  513845 , difficulty:  994031 , date:  "2015-06-11 23:49:57" },
  { height:  513846 , difficulty:  995359 , date:  "2015-06-11 23:50:02" },
  { height:  513847 , difficulty:  994414 , date:  "2015-06-11 23:52:51" },
  { height:  513848 , difficulty:  992945 , date:  "2015-06-11 23:53:54" },
  { height:  513849 , difficulty:  996176 , date:  "2015-06-11 23:54:21" },
  { height:  513850 , difficulty:  995859 , date:  "2015-06-11 23:54:26" },
  { height:  513851 , difficulty:  996658 , date:  "2015-06-11 23:57:24" },
  { height:  513852 , difficulty:  995918 , date:  "2015-06-11 23:57:02" },
  { height:  513853 , difficulty:  1003960 , date:  "2015-06-11 23:58:48" },
  { height:  513854 , difficulty:  1003135 , date:  "2015-06-11 23:58:53" },
  { height:  513855 , difficulty:  1010578 , date:  "2015-06-12 00:00:09" },
  { height:  513856 , difficulty:  1010527 , date:  "2015-06-12 00:00:23" },
  { height:  513857 , difficulty:  1011050 , date:  "2015-06-12 00:01:29" },
  { height:  513858 , difficulty:  1010120 , date:  "2015-06-12 00:01:33" },
  { height:  513859 , difficulty:  1010949 , date:  "2015-06-12 00:02:27" },
  { height:  513860 , difficulty:  1011054 , date:  "2015-06-12 00:02:59" },
  { height:  513861 , difficulty:  1009539 , date:  "2015-06-12 00:02:14" },
  { height:  513862 , difficulty:  1011012 , date:  "2015-06-12 00:03:09" },
  { height:  513863 , difficulty:  1008838 , date:  "2015-06-12 00:11:15" },
  { height:  513864 , difficulty:  1004289 , date:  "2015-06-12 00:14:37" },
  { height:  513865 , difficulty:  1003554 , date:  "2015-06-12 00:14:25" },
  { height:  513866 , difficulty:  1002440 , date:  "2015-06-12 00:15:19" },
  { height:  513867 , difficulty:  1003123 , date:  "2015-06-12 00:18:51" },
  { height:  513868 , difficulty:  1005673 , date:  "2015-06-12 00:19:31" },
  { height:  513869 , difficulty:  1005877 , date:  "2015-06-12 00:19:39" },
  { height:  513870 , difficulty:  1004966 , date:  "2015-06-12 00:19:43" },
  { height:  513871 , difficulty:  1000658 , date:  "2015-06-12 00:20:24" },
  { height:  513872 , difficulty:  1000640 , date:  "2015-06-12 00:24:58" },
  { height:  513873 , difficulty:  997299 , date:  "2015-06-12 00:25:01" },
  { height:  513874 , difficulty:  998928 , date:  "2015-06-12 00:26:01" },
  { height:  513875 , difficulty:  996949 , date:  "2015-06-12 00:26:45" },
  { height:  513876 , difficulty:  997902 , date:  "2015-06-12 00:28:51" },
  { height:  513877 , difficulty:  1001994 , date:  "2015-06-12 00:30:39" },
  { height:  513878 , difficulty:  1004928 , date:  "2015-06-12 00:30:48" },
  { height:  513879 , difficulty:  1004147 , date:  "2015-06-12 00:30:53" },
  { height:  513880 , difficulty:  1004412 , date:  "2015-06-12 00:31:01" },
  { height:  513881 , difficulty:  1001118 , date:  "2015-06-12 00:32:23" },
  { height:  513882 , difficulty:  1010285 , date:  "2015-06-12 00:33:50" },
  { height:  513883 , difficulty:  1009915 , date:  "2015-06-12 00:35:56" },
  { height:  513884 , difficulty:  1002042 , date:  "2015-06-12 00:36:01" },
  { height:  513885 , difficulty:  1003975 , date:  "2015-06-12 00:37:11" },
  { height:  513886 , difficulty:  1005819 , date:  "2015-06-12 00:37:54" },
  { height:  513887 , difficulty:  1006021 , date:  "2015-06-12 00:38:00" },
  { height:  513888 , difficulty:  999301 , date:  "2015-06-12 00:45:44" },
  { height:  513889 , difficulty:  1000586 , date:  "2015-06-12 00:45:46" },
  { height:  513890 , difficulty:  1000930 , date:  "2015-06-12 00:50:04" },
  { height:  513891 , difficulty:  997221 , date:  "2015-06-12 00:50:09" },
  { height:  513892 , difficulty:  997699 , date:  "2015-06-12 00:51:34" },
  { height:  513893 , difficulty:  996023 , date:  "2015-06-12 00:53:55" },
  { height:  513894 , difficulty:  986964 , date:  "2015-06-12 00:54:37" },
  { height:  513895 , difficulty:  988130 , date:  "2015-06-12 00:56:06" },
  { height:  513896 , difficulty:  987645 , date:  "2015-06-12 00:57:53" },
  { height:  513897 , difficulty:  990146 , date:  "2015-06-12 00:57:56" },
  { height:  513898 , difficulty:  996922 , date:  "2015-06-12 00:58:14" },
  { height:  513899 , difficulty:  991658 , date:  "2015-06-12 00:58:18" },
  { height:  513900 , difficulty:  993737 , date:  "2015-06-12 01:00:04" },
  { height:  513901 , difficulty:  983416 , date:  "2015-06-12 01:01:32" },
  { height:  513902 , difficulty:  985175 , date:  "2015-06-12 01:02:25" },
  { height:  513903 , difficulty:  985716 , date:  "2015-06-12 01:01:37" },
  { height:  513904 , difficulty:  981113 , date:  "2015-06-12 01:02:10" },
  { height:  513905 , difficulty:  981401 , date:  "2015-06-12 01:02:16" },
  { height:  513906 , difficulty:  982203 , date:  "2015-06-12 01:02:47" },
  { height:  513907 , difficulty:  984157 , date:  "2015-06-12 01:05:28" },
  { height:  513908 , difficulty:  984927 , date:  "2015-06-12 01:05:34" },
  { height:  513909 , difficulty:  985794 , date:  "2015-06-12 01:06:21" },
  { height:  513910 , difficulty:  980830 , date:  "2015-06-12 01:09:35" },
  { height:  513911 , difficulty:  981147 , date:  "2015-06-12 01:09:36" },
  { height:  513912 , difficulty:  981813 , date:  "2015-06-12 01:10:17" },
  { height:  513913 , difficulty:  981559 , date:  "2015-06-12 01:10:31" },
  { height:  513914 , difficulty:  981657 , date:  "2015-06-12 01:16:28" },
  { height:  513915 , difficulty:  980455 , date:  "2015-06-12 01:18:29" },
  { height:  513916 , difficulty:  977722 , date:  "2015-06-12 01:19:00" },
  { height:  513917 , difficulty:  981031 , date:  "2015-06-12 01:22:02" },
  { height:  513918 , difficulty:  976631 , date:  "2015-06-12 01:24:43" },
  { height:  513919 , difficulty:  978435 , date:  "2015-06-12 01:26:18" },
  { height:  513920 , difficulty:  972212 , date:  "2015-06-12 01:27:30" },
  { height:  513921 , difficulty:  979681 , date:  "2015-06-12 01:27:34" },
  { height:  513922 , difficulty:  980450 , date:  "2015-06-12 01:28:47" },
  { height:  513923 , difficulty:  975771 , date:  "2015-06-12 01:30:38" },
  { height:  513924 , difficulty:  974475 , date:  "2015-06-12 01:30:43" },
  { height:  513925 , difficulty:  974680 , date:  "2015-06-12 01:32:25" },
  { height:  513926 , difficulty:  975349 , date:  "2015-06-12 01:32:58" },
  { height:  513927 , difficulty:  971380 , date:  "2015-06-12 01:33:20" },
  { height:  513928 , difficulty:  974424 , date:  "2015-06-12 01:33:36" },
  { height:  513929 , difficulty:  974093 , date:  "2015-06-12 01:37:15" },
  { height:  513930 , difficulty:  976518 , date:  "2015-06-12 01:37:21" },
  { height:  513931 , difficulty:  974902 , date:  "2015-06-12 01:40:25" },
  { height:  513932 , difficulty:  975950 , date:  "2015-06-12 01:42:27" },
  { height:  513933 , difficulty:  975197 , date:  "2015-06-12 01:50:16" },
  { height:  513934 , difficulty:  981215 , date:  "2015-06-12 01:50:18" },
  { height:  513935 , difficulty:  980668 , date:  "2015-06-12 01:50:38" },
  { height:  513936 , difficulty:  981400 , date:  "2015-06-12 01:51:03" },
  { height:  513937 , difficulty:  981128 , date:  "2015-06-12 01:52:06" },
  { height:  513938 , difficulty:  984553 , date:  "2015-06-12 01:53:48" },
  { height:  513939 , difficulty:  971910 , date:  "2015-06-12 01:56:52" },
  { height:  513940 , difficulty:  970935 , date:  "2015-06-12 01:58:20" },
  { height:  513941 , difficulty:  971267 , date:  "2015-06-12 01:58:26" },
  { height:  513942 , difficulty:  979787 , date:  "2015-06-12 01:59:32" },
  { height:  513943 , difficulty:  973886 , date:  "2015-06-12 01:59:37" },
  { height:  513944 , difficulty:  974224 , date:  "2015-06-12 01:59:45" },
  { height:  513945 , difficulty:  977914 , date:  "2015-06-12 02:00:22" },
  { height:  513946 , difficulty:  978492 , date:  "2015-06-12 02:00:27" },
  { height:  513947 , difficulty:  978907 , date:  "2015-06-12 02:01:10" },
  { height:  513948 , difficulty:  971261 , date:  "2015-06-12 02:02:32" },
  { height:  513949 , difficulty:  972549 , date:  "2015-06-12 02:02:34" },
  { height:  513950 , difficulty:  972711 , date:  "2015-06-12 02:02:34" },
  { height:  513951 , difficulty:  971956 , date:  "2015-06-12 02:02:58" },
  { height:  513952 , difficulty:  968754 , date:  "2015-06-12 02:04:11" },
  { height:  513953 , difficulty:  966308 , date:  "2015-06-12 02:04:16" },
  { height:  513954 , difficulty:  969043 , date:  "2015-06-12 02:05:20" },
  { height:  513955 , difficulty:  969550 , date:  "2015-06-12 02:06:03" },
  { height:  513956 , difficulty:  970058 , date:  "2015-06-12 02:07:20" },
  { height:  513957 , difficulty:  968629 , date:  "2015-06-12 02:08:29" },
  { height:  513958 , difficulty:  967406 , date:  "2015-06-12 02:09:11" },
  { height:  513959 , difficulty:  964245 , date:  "2015-06-12 02:09:40" },
  { height:  513960 , difficulty:  965432 , date:  "2015-06-12 02:09:46" },
  { height:  513961 , difficulty:  971582 , date:  "2015-06-12 02:10:38" },
  { height:  513962 , difficulty:  971368 , date:  "2015-06-12 02:12:47" },
  { height:  513963 , difficulty:  971909 , date:  "2015-06-12 02:13:13" },
  { height:  513964 , difficulty:  959767 , date:  "2015-06-12 02:14:38" },
  { height:  513965 , difficulty:  960410 , date:  "2015-06-12 02:14:42" },
  { height:  513966 , difficulty:  956446 , date:  "2015-06-12 02:19:11" },
  { height:  513967 , difficulty:  956873 , date:  "2015-06-12 02:22:20" },
  { height:  513968 , difficulty:  955405 , date:  "2015-06-12 02:23:42" },
  { height:  513969 , difficulty:  952312 , date:  "2015-06-12 02:23:57" },
  { height:  513970 , difficulty:  952104 , date:  "2015-06-12 02:24:17" },
  { height:  513971 , difficulty:  953633 , date:  "2015-06-12 02:24:20" },
  { height:  513972 , difficulty:  951204 , date:  "2015-06-12 02:25:20" },
  { height:  513973 , difficulty:  955426 , date:  "2015-06-12 02:25:30" },
  { height:  513974 , difficulty:  955534 , date:  "2015-06-12 02:26:41" },
  { height:  513975 , difficulty:  956934 , date:  "2015-06-12 02:28:11" },
  { height:  513976 , difficulty:  955694 , date:  "2015-06-12 02:28:15" },
  { height:  513977 , difficulty:  954464 , date:  "2015-06-12 02:32:25" },
  { height:  513978 , difficulty:  954889 , date:  "2015-06-12 02:33:42" },
  { height:  513979 , difficulty:  955021 , date:  "2015-06-12 02:34:01" },
  { height:  513980 , difficulty:  955865 , date:  "2015-06-12 02:35:48" },
  { height:  513981 , difficulty:  956131 , date:  "2015-06-12 02:37:27" },
  { height:  513982 , difficulty:  958056 , date:  "2015-06-12 02:36:56" },
  { height:  513983 , difficulty:  953994 , date:  "2015-06-12 02:37:32" },
  { height:  513984 , difficulty:  954875 , date:  "2015-06-12 02:38:26" },
  { height:  513985 , difficulty:  954232 , date:  "2015-06-12 02:40:57" },
  { height:  513986 , difficulty:  950197 , date:  "2015-06-12 02:41:10" },
  { height:  513987 , difficulty:  951831 , date:  "2015-06-12 02:42:51" },
  { height:  513988 , difficulty:  951119 , date:  "2015-06-12 02:44:12" },
  { height:  513989 , difficulty:  951262 , date:  "2015-06-12 02:44:19" },
  { height:  513990 , difficulty:  941944 , date:  "2015-06-12 02:44:21" },
  { height:  513991 , difficulty:  939356 , date:  "2015-06-12 02:46:43" },
  { height:  513992 , difficulty:  939163 , date:  "2015-06-12 02:46:48" },
  { height:  513993 , difficulty:  934972 , date:  "2015-06-12 02:47:37" },
  { height:  513994 , difficulty:  933384 , date:  "2015-06-12 02:47:40" },
  { height:  513995 , difficulty:  934681 , date:  "2015-06-12 02:48:34" },
  { height:  513996 , difficulty:  934620 , date:  "2015-06-12 02:49:37" },
  { height:  513997 , difficulty:  935240 , date:  "2015-06-12 02:50:32" },
  { height:  513998 , difficulty:  933746 , date:  "2015-06-12 02:52:13" },
  { height:  513999 , difficulty:  934026 , date:  "2015-06-12 02:52:16" },
  { height:  514000 , difficulty:  936746 , date:  "2015-06-12 02:55:12" },
  { height:  514001 , difficulty:  934463 , date:  "2015-06-12 02:58:58" },
  { height:  514002 , difficulty:  934844 , date:  "2015-06-12 02:58:58" },
  { height:  514003 , difficulty:  934725 , date:  "2015-06-12 02:59:02" },
  { height:  514004 , difficulty:  937029 , date:  "2015-06-12 02:59:53" },
  { height:  514005 , difficulty:  933361 , date:  "2015-06-12 03:01:10" },
  { height:  514006 , difficulty:  933714 , date:  "2015-06-12 03:00:39" },
  { height:  514007 , difficulty:  931722 , date:  "2015-06-12 03:01:38" },
  { height:  514008 , difficulty:  929471 , date:  "2015-06-12 03:02:04" },
  { height:  514009 , difficulty:  919215 , date:  "2015-06-12 03:05:04" },
  { height:  514010 , difficulty:  920817 , date:  "2015-06-12 03:05:22" },
  { height:  514011 , difficulty:  921069 , date:  "2015-06-12 03:06:59" },
  { height:  514012 , difficulty:  920896 , date:  "2015-06-12 03:07:03" },
  { height:  514013 , difficulty:  919773 , date:  "2015-06-12 03:08:19" },
  { height:  514014 , difficulty:  917846 , date:  "2015-06-12 03:08:38" },
  { height:  514015 , difficulty:  916430 , date:  "2015-06-12 03:10:41" },
  { height:  514016 , difficulty:  915961 , date:  "2015-06-12 03:10:55" },
  { height:  514017 , difficulty:  916303 , date:  "2015-06-12 03:12:05" },
  { height:  514018 , difficulty:  915782 , date:  "2015-06-12 03:14:00" },
  { height:  514019 , difficulty:  916783 , date:  "2015-06-12 03:14:43" },
  { height:  514020 , difficulty:  917652 , date:  "2015-06-12 03:15:29" },
  { height:  514021 , difficulty:  917381 , date:  "2015-06-12 03:18:57" },
  { height:  514022 , difficulty:  918364 , date:  "2015-06-12 03:19:50" },
  { height:  514023 , difficulty:  920345 , date:  "2015-06-12 03:24:03" },
  { height:  514024 , difficulty:  918639 , date:  "2015-06-12 03:25:11" },
  { height:  514025 , difficulty:  919422 , date:  "2015-06-12 03:27:23" },
  { height:  514026 , difficulty:  922046 , date:  "2015-06-12 03:27:24" },
  { height:  514027 , difficulty:  921905 , date:  "2015-06-12 03:31:07" },
  { height:  514028 , difficulty:  921362 , date:  "2015-06-12 03:31:50" },
  { height:  514029 , difficulty:  922392 , date:  "2015-06-12 03:32:57" },
  { height:  514030 , difficulty:  921374 , date:  "2015-06-12 03:33:56" },
  { height:  514031 , difficulty:  920697 , date:  "2015-06-12 03:34:01" },
  { height:  514032 , difficulty:  920860 , date:  "2015-06-12 03:36:14" },
  { height:  514033 , difficulty:  919603 , date:  "2015-06-12 03:37:55" },
  { height:  514034 , difficulty:  919496 , date:  "2015-06-12 03:38:47" },
  { height:  514035 , difficulty:  919378 , date:  "2015-06-12 03:38:54" },
  { height:  514036 , difficulty:  920694 , date:  "2015-06-12 03:41:11" },
  { height:  514037 , difficulty:  919808 , date:  "2015-06-12 03:42:33" },
  { height:  514038 , difficulty:  918972 , date:  "2015-06-12 03:43:45" },
  { height:  514039 , difficulty:  918997 , date:  "2015-06-12 03:44:41" },
  { height:  514040 , difficulty:  918353 , date:  "2015-06-12 03:48:15" },
  { height:  514041 , difficulty:  919425 , date:  "2015-06-12 03:48:32" },
  { height:  514042 , difficulty:  913813 , date:  "2015-06-12 03:48:37" },
  { height:  514043 , difficulty:  909439 , date:  "2015-06-12 03:48:43" },
  { height:  514044 , difficulty:  908499 , date:  "2015-06-12 03:49:31" },
  { height:  514045 , difficulty:  911652 , date:  "2015-06-12 03:50:43" },
  { height:  514046 , difficulty:  915650 , date:  "2015-06-12 03:51:09" },
  { height:  514047 , difficulty:  915955 , date:  "2015-06-12 03:51:29" },
  { height:  514048 , difficulty:  914916 , date:  "2015-06-12 03:51:56" },
  { height:  514049 , difficulty:  916231 , date:  "2015-06-12 03:52:29" },
  { height:  514050 , difficulty:  914995 , date:  "2015-06-12 03:53:29" },
  { height:  514051 , difficulty:  913126 , date:  "2015-06-12 03:54:22" },
  { height:  514052 , difficulty:  913943 , date:  "2015-06-12 03:54:14" },
  { height:  514053 , difficulty:  908032 , date:  "2015-06-12 03:55:50" },
  { height:  514054 , difficulty:  907243 , date:  "2015-06-12 03:59:42" },
  { height:  514055 , difficulty:  909132 , date:  "2015-06-12 04:03:40" },
  { height:  514056 , difficulty:  911181 , date:  "2015-06-12 04:04:27" },
  { height:  514057 , difficulty:  911325 , date:  "2015-06-12 04:04:54" },
  { height:  514058 , difficulty:  911018 , date:  "2015-06-12 04:05:04" },
  { height:  514059 , difficulty:  914472 , date:  "2015-06-12 04:05:33" },
  { height:  514060 , difficulty:  914845 , date:  "2015-06-12 04:06:40" },
  { height:  514061 , difficulty:  913631 , date:  "2015-06-12 04:06:41" },
  { height:  514062 , difficulty:  913637 , date:  "2015-06-12 04:06:45" },
  { height:  514063 , difficulty:  912653 , date:  "2015-06-12 04:07:45" },
  { height:  514064 , difficulty:  911995 , date:  "2015-06-12 04:08:31" },
  { height:  514065 , difficulty:  912555 , date:  "2015-06-12 04:09:26" },
  { height:  514066 , difficulty:  914170 , date:  "2015-06-12 04:09:30" },
  { height:  514067 , difficulty:  911305 , date:  "2015-06-12 04:09:34" },
  { height:  514068 , difficulty:  914103 , date:  "2015-06-12 04:11:10" },
  { height:  514069 , difficulty:  913462 , date:  "2015-06-12 04:11:16" },
  { height:  514070 , difficulty:  915319 , date:  "2015-06-12 04:12:11" },
  { height:  514071 , difficulty:  914324 , date:  "2015-06-12 04:12:31" },
  { height:  514072 , difficulty:  913638 , date:  "2015-06-12 04:12:48" },
  { height:  514073 , difficulty:  912799 , date:  "2015-06-12 04:15:03" },
  { height:  514074 , difficulty:  910671 , date:  "2015-06-12 04:15:39" },
  { height:  514075 , difficulty:  911958 , date:  "2015-06-12 04:16:28" },
  { height:  514076 , difficulty:  909089 , date:  "2015-06-12 04:17:08" },
  { height:  514077 , difficulty:  906012 , date:  "2015-06-12 04:17:23" },
  { height:  514078 , difficulty:  909094 , date:  "2015-06-12 04:19:29" },
  { height:  514079 , difficulty:  909699 , date:  "2015-06-12 04:19:59" },
  { height:  514080 , difficulty:  909203 , date:  "2015-06-12 04:20:02" },
  { height:  514081 , difficulty:  908427 , date:  "2015-06-12 04:26:54" },
  { height:  514082 , difficulty:  910335 , date:  "2015-06-12 04:26:37" },
  { height:  514083 , difficulty:  910758 , date:  "2015-06-12 04:27:31" },
  { height:  514084 , difficulty:  911228 , date:  "2015-06-12 04:27:51" },
  { height:  514085 , difficulty:  907092 , date:  "2015-06-12 04:28:41" },
  { height:  514086 , difficulty:  907696 , date:  "2015-06-12 04:29:11" },
  { height:  514087 , difficulty:  906101 , date:  "2015-06-12 04:29:13" },
  { height:  514088 , difficulty:  906346 , date:  "2015-06-12 04:29:28" },
  { height:  514089 , difficulty:  906860 , date:  "2015-06-12 04:29:49" },
  { height:  514090 , difficulty:  908170 , date:  "2015-06-12 04:31:01" },
  { height:  514091 , difficulty:  905422 , date:  "2015-06-12 04:32:04" },
  { height:  514092 , difficulty:  905636 , date:  "2015-06-12 04:32:29" },
  { height:  514093 , difficulty:  906845 , date:  "2015-06-12 04:32:34" },
  { height:  514094 , difficulty:  904381 , date:  "2015-06-12 04:32:39" },
  { height:  514095 , difficulty:  905163 , date:  "2015-06-12 04:34:50" },
  { height:  514096 , difficulty:  904511 , date:  "2015-06-12 04:35:18" },
  { height:  514097 , difficulty:  901251 , date:  "2015-06-12 04:35:23" },
  { height:  514098 , difficulty:  900333 , date:  "2015-06-12 04:35:52" },
  { height:  514099 , difficulty:  895648 , date:  "2015-06-12 04:36:39" },
  { height:  514100 , difficulty:  896047 , date:  "2015-06-12 04:36:52" },
  { height:  514101 , difficulty:  894390 , date:  "2015-06-12 04:37:49" },
  { height:  514102 , difficulty:  894695 , date:  "2015-06-12 04:39:38" },
  { height:  514103 , difficulty:  889835 , date:  "2015-06-12 04:39:40" },
  { height:  514104 , difficulty:  889608 , date:  "2015-06-12 04:41:24" },
  { height:  514105 , difficulty:  888715 , date:  "2015-06-12 04:41:28" },
  { height:  514106 , difficulty:  887841 , date:  "2015-06-12 04:42:13" },
  { height:  514107 , difficulty:  888700 , date:  "2015-06-12 04:45:51" },
  { height:  514108 , difficulty:  886284 , date:  "2015-06-12 04:45:56" },
  { height:  514109 , difficulty:  886991 , date:  "2015-06-12 04:48:49" },
  { height:  514110 , difficulty:  887724 , date:  "2015-06-12 04:49:48" },
  { height:  514111 , difficulty:  888030 , date:  "2015-06-12 04:49:50" },
  { height:  514112 , difficulty:  885074 , date:  "2015-06-12 04:49:52" },
  { height:  514113 , difficulty:  885875 , date:  "2015-06-12 04:51:00" },
  { height:  514114 , difficulty:  884952 , date:  "2015-06-12 04:51:21" },
  { height:  514115 , difficulty:  884571 , date:  "2015-06-12 04:51:35" },
  { height:  514116 , difficulty:  880890 , date:  "2015-06-12 04:53:01" },
  { height:  514117 , difficulty:  880796 , date:  "2015-06-12 04:53:05" },
  { height:  514118 , difficulty:  883240 , date:  "2015-06-12 04:53:30" },
  { height:  514119 , difficulty:  883667 , date:  "2015-06-12 04:53:36" },
  { height:  514120 , difficulty:  882851 , date:  "2015-06-12 04:54:55" },
  { height:  514121 , difficulty:  884360 , date:  "2015-06-12 04:54:59" },
  { height:  514122 , difficulty:  884122 , date:  "2015-06-12 04:56:14" },
  { height:  514123 , difficulty:  884001 , date:  "2015-06-12 04:56:39" },
  { height:  514124 , difficulty:  886718 , date:  "2015-06-12 04:57:19" },
  { height:  514125 , difficulty:  887157 , date:  "2015-06-12 05:00:16" },
  { height:  514126 , difficulty:  889157 , date:  "2015-06-12 05:02:34" },
  { height:  514127 , difficulty:  888456 , date:  "2015-06-12 05:02:37" },
  { height:  514128 , difficulty:  890599 , date:  "2015-06-12 05:02:52" },
  { height:  514129 , difficulty:  889222 , date:  "2015-06-12 05:09:04" },
  { height:  514130 , difficulty:  886270 , date:  "2015-06-12 05:11:28" },
  { height:  514131 , difficulty:  882479 , date:  "2015-06-12 05:13:43" },
  { height:  514132 , difficulty:  886350 , date:  "2015-06-12 05:14:54" },
  { height:  514133 , difficulty:  885978 , date:  "2015-06-12 05:15:00" },
  { height:  514134 , difficulty:  887133 , date:  "2015-06-12 05:16:25" },
  { height:  514135 , difficulty:  886812 , date:  "2015-06-12 05:17:04" },
  { height:  514136 , difficulty:  887576 , date:  "2015-06-12 05:18:07" },
  { height:  514137 , difficulty:  890158 , date:  "2015-06-12 05:19:50" },
  { height:  514138 , difficulty:  891850 , date:  "2015-06-12 05:20:30" },
  { height:  514139 , difficulty:  890786 , date:  "2015-06-12 05:21:48" },
  { height:  514140 , difficulty:  890460 , date:  "2015-06-12 05:21:55" },
  { height:  514141 , difficulty:  890797 , date:  "2015-06-12 05:24:28" },
  { height:  514142 , difficulty:  890996 , date:  "2015-06-12 05:24:52" },
  { height:  514143 , difficulty:  892651 , date:  "2015-06-12 05:24:58" },
  { height:  514144 , difficulty:  890594 , date:  "2015-06-12 05:25:00" },
  { height:  514145 , difficulty:  891708 , date:  "2015-06-12 05:25:07" },
  { height:  514146 , difficulty:  890719 , date:  "2015-06-12 05:28:17" },
  { height:  514147 , difficulty:  892726 , date:  "2015-06-12 05:33:44" },
  { height:  514148 , difficulty:  892568 , date:  "2015-06-12 05:33:46" },
  { height:  514149 , difficulty:  890857 , date:  "2015-06-12 05:34:20" },
  { height:  514150 , difficulty:  891242 , date:  "2015-06-12 05:35:20" },
  { height:  514151 , difficulty:  890611 , date:  "2015-06-12 05:35:22" },
  { height:  514152 , difficulty:  889955 , date:  "2015-06-12 05:35:30" },
  { height:  514153 , difficulty:  890879 , date:  "2015-06-12 05:37:27" },
  { height:  514154 , difficulty:  889852 , date:  "2015-06-12 05:39:01" },
  { height:  514155 , difficulty:  890166 , date:  "2015-06-12 05:39:04" },
  { height:  514156 , difficulty:  890496 , date:  "2015-06-12 05:40:34" },
  { height:  514157 , difficulty:  882816 , date:  "2015-06-12 05:43:53" },
  { height:  514158 , difficulty:  883772 , date:  "2015-06-12 05:44:15" },
  { height:  514159 , difficulty:  885496 , date:  "2015-06-12 05:44:34" },
  { height:  514160 , difficulty:  885940 , date:  "2015-06-12 05:46:25" },
  { height:  514161 , difficulty:  884950 , date:  "2015-06-12 05:46:45" },
  { height:  514162 , difficulty:  884819 , date:  "2015-06-12 05:47:20" },
  { height:  514163 , difficulty:  886618 , date:  "2015-06-12 05:49:43" },
  { height:  514164 , difficulty:  886431 , date:  "2015-06-12 05:49:44" },
  { height:  514165 , difficulty:  886359 , date:  "2015-06-12 05:51:15" },
  { height:  514166 , difficulty:  885801 , date:  "2015-06-12 05:51:17" },
  { height:  514167 , difficulty:  885379 , date:  "2015-06-12 05:52:08" },
  { height:  514168 , difficulty:  887946 , date:  "2015-06-12 05:52:12" },
  { height:  514169 , difficulty:  889099 , date:  "2015-06-12 05:52:42" },
  { height:  514170 , difficulty:  889183 , date:  "2015-06-12 05:55:17" },
  { height:  514171 , difficulty:  886714 , date:  "2015-06-12 05:55:20" },
  { height:  514172 , difficulty:  886424 , date:  "2015-06-12 05:55:27" },
  { height:  514173 , difficulty:  886504 , date:  "2015-06-12 05:55:47" },
  { height:  514174 , difficulty:  886907 , date:  "2015-06-12 05:58:41" },
  { height:  514175 , difficulty:  887138 , date:  "2015-06-12 05:58:43" },
  { height:  514176 , difficulty:  887770 , date:  "2015-06-12 05:59:13" },
  { height:  514177 , difficulty:  886574 , date:  "2015-06-12 05:59:18" },
  { height:  514178 , difficulty:  885241 , date:  "2015-06-12 05:59:24" },
  { height:  514179 , difficulty:  885717 , date:  "2015-06-12 06:02:39" },
  { height:  514180 , difficulty:  883820 , date:  "2015-06-12 06:03:02" },
  { height:  514181 , difficulty:  885779 , date:  "2015-06-12 06:03:06" },
  { height:  514182 , difficulty:  886783 , date:  "2015-06-12 06:04:29" },
  { height:  514183 , difficulty:  881910 , date:  "2015-06-12 06:04:41" },
  { height:  514184 , difficulty:  884666 , date:  "2015-06-12 06:04:12" },
  { height:  514185 , difficulty:  881014 , date:  "2015-06-12 06:07:14" },
  { height:  514186 , difficulty:  880536 , date:  "2015-06-12 06:08:21" },
  { height:  514187 , difficulty:  880978 , date:  "2015-06-12 06:10:27" },
  { height:  514188 , difficulty:  881085 , date:  "2015-06-12 06:10:35" },
  { height:  514189 , difficulty:  879633 , date:  "2015-06-12 06:14:46" },
  { height:  514190 , difficulty:  879905 , date:  "2015-06-12 06:14:49" },
  { height:  514191 , difficulty:  879694 , date:  "2015-06-12 06:15:18" },
  { height:  514192 , difficulty:  878401 , date:  "2015-06-12 06:15:21" },
  { height:  514193 , difficulty:  878917 , date:  "2015-06-12 06:19:44" },
  { height:  514194 , difficulty:  878639 , date:  "2015-06-12 06:23:30" },
  { height:  514195 , difficulty:  881270 , date:  "2015-06-12 06:24:22" },
  { height:  514196 , difficulty:  882479 , date:  "2015-06-12 06:24:23" },
  { height:  514197 , difficulty:  882976 , date:  "2015-06-12 06:25:08" },
  { height:  514198 , difficulty:  882085 , date:  "2015-06-12 06:25:25" },
  { height:  514199 , difficulty:  882479 , date:  "2015-06-12 06:27:20" },
  { height:  514200 , difficulty:  883407 , date:  "2015-06-12 06:27:36" },
  { height:  514201 , difficulty:  879518 , date:  "2015-06-12 06:27:59" },
  { height:  514202 , difficulty:  877608 , date:  "2015-06-12 06:28:20" },
  { height:  514203 , difficulty:  878554 , date:  "2015-06-12 06:29:04" },
  { height:  514204 , difficulty:  878336 , date:  "2015-06-12 06:29:08" },
  { height:  514205 , difficulty:  870190 , date:  "2015-06-12 06:29:15" },
  { height:  514206 , difficulty:  868450 , date:  "2015-06-12 06:29:40" },
  { height:  514207 , difficulty:  865557 , date:  "2015-06-12 06:30:12" },
  { height:  514208 , difficulty:  865507 , date:  "2015-06-12 06:30:16" },
  { height:  514209 , difficulty:  866879 , date:  "2015-06-12 06:31:05" },
  { height:  514210 , difficulty:  865121 , date:  "2015-06-12 06:35:23" },
  { height:  514211 , difficulty:  866136 , date:  "2015-06-12 06:35:31" },
  { height:  514212 , difficulty:  864846 , date:  "2015-06-12 06:35:32" },
  { height:  514213 , difficulty:  865250 , date:  "2015-06-12 06:41:13" },
  { height:  514214 , difficulty:  864461 , date:  "2015-06-12 06:41:18" },
  { height:  514215 , difficulty:  862898 , date:  "2015-06-12 06:41:22" },
  { height:  514216 , difficulty:  862853 , date:  "2015-06-12 06:42:11" },
  { height:  514217 , difficulty:  860612 , date:  "2015-06-12 06:43:37" },
  { height:  514218 , difficulty:  860282 , date:  "2015-06-12 06:43:40" },
  { height:  514219 , difficulty:  862702 , date:  "2015-06-12 06:43:47" },
  { height:  514220 , difficulty:  864489 , date:  "2015-06-12 06:44:12" },
  { height:  514221 , difficulty:  865155 , date:  "2015-06-12 06:44:54" },
  { height:  514222 , difficulty:  861271 , date:  "2015-06-12 06:46:18" },
  { height:  514223 , difficulty:  854238 , date:  "2015-06-12 06:50:18" },
  { height:  514224 , difficulty:  855338 , date:  "2015-06-12 06:51:25" },
  { height:  514225 , difficulty:  854810 , date:  "2015-06-12 06:52:09" },
  { height:  514226 , difficulty:  853918 , date:  "2015-06-12 06:52:21" },
  { height:  514227 , difficulty:  855614 , date:  "2015-06-12 06:53:49" },
  { height:  514228 , difficulty:  855514 , date:  "2015-06-12 06:54:26" },
  { height:  514229 , difficulty:  854550 , date:  "2015-06-12 06:55:17" },
  { height:  514230 , difficulty:  855267 , date:  "2015-06-12 06:56:39" },
  { height:  514231 , difficulty:  855273 , date:  "2015-06-12 06:57:03" },
  { height:  514232 , difficulty:  853744 , date:  "2015-06-12 06:57:25" },
  { height:  514233 , difficulty:  849533 , date:  "2015-06-12 06:59:00" },
  { height:  514234 , difficulty:  850165 , date:  "2015-06-12 07:00:02" },
  { height:  514235 , difficulty:  851941 , date:  "2015-06-12 07:00:04" },
  { height:  514236 , difficulty:  849632 , date:  "2015-06-12 07:01:41" },
  { height:  514237 , difficulty:  852007 , date:  "2015-06-12 07:01:42" },
  { height:  514238 , difficulty:  851447 , date:  "2015-06-12 07:02:23" },
  { height:  514239 , difficulty:  848849 , date:  "2015-06-12 07:03:29" },
  { height:  514240 , difficulty:  848880 , date:  "2015-06-12 07:03:53" },
  { height:  514241 , difficulty:  848100 , date:  "2015-06-12 07:04:00" },
  { height:  514242 , difficulty:  848999 , date:  "2015-06-12 07:07:54" },
  { height:  514243 , difficulty:  849325 , date:  "2015-06-12 07:07:56" },
  { height:  514244 , difficulty:  855723 , date:  "2015-06-12 07:08:12" },
  { height:  514245 , difficulty:  855133 , date:  "2015-06-12 07:08:42" },
  { height:  514246 , difficulty:  853291 , date:  "2015-06-12 07:08:47" },
  { height:  514247 , difficulty:  854898 , date:  "2015-06-12 07:10:05" },
  { height:  514248 , difficulty:  856424 , date:  "2015-06-12 07:11:01" },
  { height:  514249 , difficulty:  856147 , date:  "2015-06-12 07:10:46" },
  { height:  514250 , difficulty:  853860 , date:  "2015-06-12 07:11:10" },
  { height:  514251 , difficulty:  856091 , date:  "2015-06-12 07:11:16" },
  { height:  514252 , difficulty:  855943 , date:  "2015-06-12 07:11:42" },
  { height:  514253 , difficulty:  856770 , date:  "2015-06-12 07:11:43" },
  { height:  514254 , difficulty:  858359 , date:  "2015-06-12 07:12:51" },
  { height:  514255 , difficulty:  854262 , date:  "2015-06-12 07:12:57" },
  { height:  514256 , difficulty:  854448 , date:  "2015-06-12 07:14:52" },
  { height:  514257 , difficulty:  854613 , date:  "2015-06-12 07:15:56" },
  { height:  514258 , difficulty:  853355 , date:  "2015-06-12 07:16:01" },
  { height:  514259 , difficulty:  853380 , date:  "2015-06-12 07:17:02" },
  { height:  514260 , difficulty:  853450 , date:  "2015-06-12 07:17:05" },
  { height:  514261 , difficulty:  850720 , date:  "2015-06-12 07:19:06" },
  { height:  514262 , difficulty:  853397 , date:  "2015-06-12 07:19:35" },
  { height:  514263 , difficulty:  851134 , date:  "2015-06-12 07:19:39" },
  { height:  514264 , difficulty:  852882 , date:  "2015-06-12 07:20:35" },
  { height:  514265 , difficulty:  850421 , date:  "2015-06-12 07:20:42" },
  { height:  514266 , difficulty:  855334 , date:  "2015-06-12 07:20:43" },
  { height:  514267 , difficulty:  854774 , date:  "2015-06-12 07:22:00" },
  { height:  514268 , difficulty:  856309 , date:  "2015-06-12 07:22:28" },
  { height:  514269 , difficulty:  851283 , date:  "2015-06-12 07:22:44" },
  { height:  514270 , difficulty:  847333 , date:  "2015-06-12 07:23:48" },
  { height:  514271 , difficulty:  848616 , date:  "2015-06-12 07:24:12" },
  { height:  514272 , difficulty:  849376 , date:  "2015-06-12 07:24:52" },
  { height:  514273 , difficulty:  848449 , date:  "2015-06-12 07:26:34" },
  { height:  514274 , difficulty:  850229 , date:  "2015-06-12 07:26:43" },
  { height:  514275 , difficulty:  847829 , date:  "2015-06-12 07:26:45" },
  { height:  514276 , difficulty:  848544 , date:  "2015-06-12 07:30:36" },
  { height:  514277 , difficulty:  848082 , date:  "2015-06-12 07:31:40" },
  { height:  514278 , difficulty:  847725 , date:  "2015-06-12 07:33:31" },
  { height:  514279 , difficulty:  846943 , date:  "2015-06-12 07:34:00" },
  { height:  514280 , difficulty:  848473 , date:  "2015-06-12 07:34:54" },
  { height:  514281 , difficulty:  848609 , date:  "2015-06-12 07:34:31" },
  { height:  514282 , difficulty:  848916 , date:  "2015-06-12 07:34:49" },
  { height:  514283 , difficulty:  848257 , date:  "2015-06-12 07:35:48" },
  { height:  514284 , difficulty:  851899 , date:  "2015-06-12 07:35:49" },
  { height:  514285 , difficulty:  851432 , date:  "2015-06-12 07:36:49" },
  { height:  514286 , difficulty:  846737 , date:  "2015-06-12 07:37:09" },
  { height:  514287 , difficulty:  848082 , date:  "2015-06-12 07:37:51" },
  { height:  514288 , difficulty:  848107 , date:  "2015-06-12 07:40:04" },
  { height:  514289 , difficulty:  843953 , date:  "2015-06-12 07:40:17" },
  { height:  514290 , difficulty:  849275 , date:  "2015-06-12 07:40:33" },
  { height:  514291 , difficulty:  849136 , date:  "2015-06-12 07:41:29" },
  { height:  514292 , difficulty:  851909 , date:  "2015-06-12 07:41:36" },
  { height:  514293 , difficulty:  850024 , date:  "2015-06-12 07:41:54" },
  { height:  514294 , difficulty:  850240 , date:  "2015-06-12 07:46:00" },
  { height:  514295 , difficulty:  852740 , date:  "2015-06-12 07:46:02" },
  { height:  514296 , difficulty:  852832 , date:  "2015-06-12 07:46:30" },
  { height:  514297 , difficulty:  853660 , date:  "2015-06-12 07:46:47" },
  { height:  514298 , difficulty:  851886 , date:  "2015-06-12 07:48:59" },
  { height:  514299 , difficulty:  847734 , date:  "2015-06-12 07:49:47" },
  { height:  514300 , difficulty:  847057 , date:  "2015-06-12 07:50:11" },
  { height:  514301 , difficulty:  846056 , date:  "2015-06-12 07:51:36" },
  { height:  514302 , difficulty:  851414 , date:  "2015-06-12 07:52:39" },
  { height:  514303 , difficulty:  849482 , date:  "2015-06-12 07:53:21" },
  { height:  514304 , difficulty:  848902 , date:  "2015-06-12 07:53:28" },
  { height:  514305 , difficulty:  848836 , date:  "2015-06-12 07:54:14" },
  { height:  514306 , difficulty:  849755 , date:  "2015-06-12 07:55:56" },
  { height:  514307 , difficulty:  850480 , date:  "2015-06-12 07:56:30" },
  { height:  514308 , difficulty:  850002 , date:  "2015-06-12 07:57:46" },
  { height:  514309 , difficulty:  855753 , date:  "2015-06-12 07:57:56" },
  { height:  514310 , difficulty:  857202 , date:  "2015-06-12 07:58:33" },
  { height:  514311 , difficulty:  857087 , date:  "2015-06-12 07:58:36" },
  { height:  514312 , difficulty:  858363 , date:  "2015-06-12 08:00:21" },
  { height:  514313 , difficulty:  858490 , date:  "2015-06-12 08:00:24" },
  { height:  514314 , difficulty:  860897 , date:  "2015-06-12 08:00:28" },
  { height:  514315 , difficulty:  862360 , date:  "2015-06-12 08:00:50" },
  { height:  514316 , difficulty:  866761 , date:  "2015-06-12 08:01:12" },
  { height:  514317 , difficulty:  872518 , date:  "2015-06-12 08:03:45" },
  { height:  514318 , difficulty:  868265 , date:  "2015-06-12 08:04:23" },
  { height:  514319 , difficulty:  868146 , date:  "2015-06-12 08:04:24" },
  { height:  514320 , difficulty:  867781 , date:  "2015-06-12 08:05:00" },
  { height:  514321 , difficulty:  868779 , date:  "2015-06-12 08:06:39" },
  { height:  514322 , difficulty:  870793 , date:  "2015-06-12 08:06:43" },
  { height:  514323 , difficulty:  871149 , date:  "2015-06-12 08:07:47" },
  { height:  514324 , difficulty:  870133 , date:  "2015-06-12 08:10:05" },
  { height:  514325 , difficulty:  872612 , date:  "2015-06-12 08:10:12" },
  { height:  514326 , difficulty:  873190 , date:  "2015-06-12 08:11:11" },
  { height:  514327 , difficulty:  874504 , date:  "2015-06-12 08:11:18" },
  { height:  514328 , difficulty:  873861 , date:  "2015-06-12 08:12:00" },
  { height:  514329 , difficulty:  874357 , date:  "2015-06-12 08:12:20" },
  { height:  514330 , difficulty:  873198 , date:  "2015-06-12 08:13:09" },
  { height:  514331 , difficulty:  873007 , date:  "2015-06-12 08:15:18" },
  { height:  514332 , difficulty:  870709 , date:  "2015-06-12 08:15:53" },
  { height:  514333 , difficulty:  872846 , date:  "2015-06-12 08:16:27" },
  { height:  514334 , difficulty:  872693 , date:  "2015-06-12 08:16:45" },
  { height:  514335 , difficulty:  871969 , date:  "2015-06-12 08:16:58" },
  { height:  514336 , difficulty:  873648 , date:  "2015-06-12 08:17:03" },
  { height:  514337 , difficulty:  871443 , date:  "2015-06-12 08:18:10" },
  { height:  514338 , difficulty:  870699 , date:  "2015-06-12 08:18:12" },
  { height:  514339 , difficulty:  871147 , date:  "2015-06-12 08:19:10" },
  { height:  514340 , difficulty:  876062 , date:  "2015-06-12 08:19:58" },
  { height:  514341 , difficulty:  878889 , date:  "2015-06-12 08:20:52" },
  { height:  514342 , difficulty:  878911 , date:  "2015-06-12 08:21:34" },
  { height:  514343 , difficulty:  877499 , date:  "2015-06-12 08:22:28" },
  { height:  514344 , difficulty:  877493 , date:  "2015-06-12 08:28:37" },
  { height:  514345 , difficulty:  877038 , date:  "2015-06-12 08:33:12" },
  { height:  514346 , difficulty:  877219 , date:  "2015-06-12 08:33:51" },
  { height:  514347 , difficulty:  876888 , date:  "2015-06-12 08:34:37" },
  { height:  514348 , difficulty:  875914 , date:  "2015-06-12 08:36:00" },
  { height:  514349 , difficulty:  878727 , date:  "2015-06-12 08:36:49" },
  { height:  514350 , difficulty:  878397 , date:  "2015-06-12 08:37:35" },
  { height:  514351 , difficulty:  879445 , date:  "2015-06-12 08:39:41" },
  { height:  514352 , difficulty:  875454 , date:  "2015-06-12 08:50:22" },
  { height:  514353 , difficulty:  873927 , date:  "2015-06-12 08:50:25" },
  { height:  514354 , difficulty:  874525 , date:  "2015-06-12 08:53:34" },
  { height:  514355 , difficulty:  873908 , date:  "2015-06-12 08:57:13" },
  { height:  514356 , difficulty:  874301 , date:  "2015-06-12 08:57:17" },
  { height:  514357 , difficulty:  873848 , date:  "2015-06-12 08:57:50" },
  { height:  514358 , difficulty:  873668 , date:  "2015-06-12 08:57:56" },
  { height:  514359 , difficulty:  874342 , date:  "2015-06-12 08:58:31" },
  { height:  514360 , difficulty:  876800 , date:  "2015-06-12 08:58:43" },
  { height:  514361 , difficulty:  876757 , date:  "2015-06-12 08:59:28" },
  { height:  514362 , difficulty:  876222 , date:  "2015-06-12 08:59:51" },
  { height:  514363 , difficulty:  875692 , date:  "2015-06-12 09:02:31" },
  { height:  514364 , difficulty:  873764 , date:  "2015-06-12 09:02:33" },
  { height:  514365 , difficulty:  876989 , date:  "2015-06-12 09:03:41" },
  { height:  514366 , difficulty:  876465 , date:  "2015-06-12 09:04:06" },
  { height:  514367 , difficulty:  875517 , date:  "2015-06-12 09:04:55" },
  { height:  514368 , difficulty:  878891 , date:  "2015-06-12 09:06:06" },
  { height:  514369 , difficulty:  879497 , date:  "2015-06-12 09:07:04" },
  { height:  514370 , difficulty:  881218 , date:  "2015-06-12 09:09:49" },
  { height:  514371 , difficulty:  881226 , date:  "2015-06-12 09:11:13" },
  { height:  514372 , difficulty:  880467 , date:  "2015-06-12 09:11:18" },
  { height:  514373 , difficulty:  884871 , date:  "2015-06-12 09:12:04" },
  { height:  514374 , difficulty:  882281 , date:  "2015-06-12 09:18:09" },
  { height:  514375 , difficulty:  881325 , date:  "2015-06-12 09:19:07" },
  { height:  514376 , difficulty:  880906 , date:  "2015-06-12 09:19:34" },
  { height:  514377 , difficulty:  881252 , date:  "2015-06-12 09:19:38" },
  { height:  514378 , difficulty:  881804 , date:  "2015-06-12 09:20:26" },
  { height:  514379 , difficulty:  884317 , date:  "2015-06-12 09:23:40" },
  { height:  514380 , difficulty:  890378 , date:  "2015-06-12 09:23:49" },
  { height:  514381 , difficulty:  889412 , date:  "2015-06-12 09:24:49" },
  { height:  514382 , difficulty:  889587 , date:  "2015-06-12 09:24:51" },
  { height:  514383 , difficulty:  888694 , date:  "2015-06-12 09:25:34" },
  { height:  514384 , difficulty:  888102 , date:  "2015-06-12 09:26:26" },
  { height:  514385 , difficulty:  890554 , date:  "2015-06-12 09:26:01" },
  { height:  514386 , difficulty:  889612 , date:  "2015-06-12 09:26:30" },
  { height:  514387 , difficulty:  893560 , date:  "2015-06-12 09:27:01" },
  { height:  514388 , difficulty:  891252 , date:  "2015-06-12 09:27:08" },
  { height:  514389 , difficulty:  894068 , date:  "2015-06-12 09:27:43" },
  { height:  514390 , difficulty:  894019 , date:  "2015-06-12 09:31:14" },
  { height:  514391 , difficulty:  894772 , date:  "2015-06-12 09:31:17" },
  { height:  514392 , difficulty:  894917 , date:  "2015-06-12 09:31:35" },
  { height:  514393 , difficulty:  891839 , date:  "2015-06-12 09:34:20" },
  { height:  514394 , difficulty:  891275 , date:  "2015-06-12 09:34:25" },
  { height:  514395 , difficulty:  891228 , date:  "2015-06-12 09:34:38" },
  { height:  514396 , difficulty:  892880 , date:  "2015-06-12 09:36:21" },
  { height:  514397 , difficulty:  890534 , date:  "2015-06-12 09:36:59" },
  { height:  514398 , difficulty:  890825 , date:  "2015-06-12 09:37:28" },
  { height:  514399 , difficulty:  891979 , date:  "2015-06-12 09:38:48" },
  { height:  514400 , difficulty:  888688 , date:  "2015-06-12 09:39:55" },
  { height:  514401 , difficulty:  889125 , date:  "2015-06-12 09:40:56" },
  { height:  514402 , difficulty:  889276 , date:  "2015-06-12 09:40:58" },
  { height:  514403 , difficulty:  889145 , date:  "2015-06-12 09:41:27" },
  { height:  514404 , difficulty:  888442 , date:  "2015-06-12 09:44:14" },
  { height:  514405 , difficulty:  888927 , date:  "2015-06-12 09:44:20" },
  { height:  514406 , difficulty:  887718 , date:  "2015-06-12 09:44:44" },
  { height:  514407 , difficulty:  886698 , date:  "2015-06-12 09:44:47" },
  { height:  514408 , difficulty:  885814 , date:  "2015-06-12 09:44:49" },
  { height:  514409 , difficulty:  889556 , date:  "2015-06-12 09:45:39" },
  { height:  514410 , difficulty:  889084 , date:  "2015-06-12 09:46:24" },
  { height:  514411 , difficulty:  894301 , date:  "2015-06-12 09:46:46" },
  { height:  514412 , difficulty:  894228 , date:  "2015-06-12 09:49:07" },
  { height:  514413 , difficulty:  896297 , date:  "2015-06-12 09:49:39" },
  { height:  514414 , difficulty:  896184 , date:  "2015-06-12 09:51:22" },
  { height:  514415 , difficulty:  895464 , date:  "2015-06-12 09:51:25" },
  { height:  514416 , difficulty:  894405 , date:  "2015-06-12 09:54:23" },
  { height:  514417 , difficulty:  893115 , date:  "2015-06-12 09:54:35" },
  { height:  514418 , difficulty:  892332 , date:  "2015-06-12 09:54:38" },
  { height:  514419 , difficulty:  891929 , date:  "2015-06-12 09:56:19" },
  { height:  514420 , difficulty:  884646 , date:  "2015-06-12 10:00:27" },
  { height:  514421 , difficulty:  878362 , date:  "2015-06-12 10:02:23" },
  { height:  514422 , difficulty:  877387 , date:  "2015-06-12 10:02:41" },
  { height:  514423 , difficulty:  882668 , date:  "2015-06-12 10:02:45" },
  { height:  514424 , difficulty:  880758 , date:  "2015-06-12 10:04:11" },
  { height:  514425 , difficulty:  881440 , date:  "2015-06-12 10:04:53" },
  { height:  514426 , difficulty:  881250 , date:  "2015-06-12 10:06:24" },
  { height:  514427 , difficulty:  878934 , date:  "2015-06-12 10:08:41" },
  { height:  514428 , difficulty:  864304 , date:  "2015-06-12 10:08:44" },
  { height:  514429 , difficulty:  864267 , date:  "2015-06-12 10:09:07" },
  { height:  514430 , difficulty:  860282 , date:  "2015-06-12 10:10:08" },
  { height:  514431 , difficulty:  857550 , date:  "2015-06-12 10:11:26" },
  { height:  514432 , difficulty:  857486 , date:  "2015-06-12 10:11:33" },
  { height:  514433 , difficulty:  856707 , date:  "2015-06-12 10:12:03" },
  { height:  514434 , difficulty:  858216 , date:  "2015-06-12 10:12:50" },
  { height:  514435 , difficulty:  859150 , date:  "2015-06-12 10:14:31" },
  { height:  514436 , difficulty:  859335 , date:  "2015-06-12 10:14:34" },
  { height:  514437 , difficulty:  859499 , date:  "2015-06-12 10:16:02" },
  { height:  514438 , difficulty:  859728 , date:  "2015-06-12 10:17:52" },
  { height:  514439 , difficulty:  856125 , date:  "2015-06-12 10:17:56" },
  { height:  514440 , difficulty:  857416 , date:  "2015-06-12 10:18:36" },
  { height:  514441 , difficulty:  857293 , date:  "2015-06-12 10:18:37" },
  { height:  514442 , difficulty:  856735 , date:  "2015-06-12 10:18:38" },
  { height:  514443 , difficulty:  856662 , date:  "2015-06-12 10:19:05" },
  { height:  514444 , difficulty:  856246 , date:  "2015-06-12 10:19:14" },
  { height:  514445 , difficulty:  855988 , date:  "2015-06-12 10:19:37" },
  { height:  514446 , difficulty:  853313 , date:  "2015-06-12 10:19:42" },
  { height:  514447 , difficulty:  852756 , date:  "2015-06-12 10:21:54" },
  { height:  514448 , difficulty:  853101 , date:  "2015-06-12 10:24:57" },
  { height:  514449 , difficulty:  852557 , date:  "2015-06-12 10:25:42" },
  { height:  514450 , difficulty:  844526 , date:  "2015-06-12 10:25:43" },
  { height:  514451 , difficulty:  844693 , date:  "2015-06-12 10:27:04" },
  { height:  514452 , difficulty:  844033 , date:  "2015-06-12 10:28:36" },
  { height:  514453 , difficulty:  845412 , date:  "2015-06-12 10:28:38" },
  { height:  514454 , difficulty:  844348 , date:  "2015-06-12 10:29:06" },
  { height:  514455 , difficulty:  841015 , date:  "2015-06-12 10:29:17" },
  { height:  514456 , difficulty:  840852 , date:  "2015-06-12 10:31:12" },
  { height:  514457 , difficulty:  840773 , date:  "2015-06-12 10:30:57" },
  { height:  514458 , difficulty:  840652 , date:  "2015-06-12 10:31:54" },
  { height:  514459 , difficulty:  840591 , date:  "2015-06-12 10:32:24" },
  { height:  514460 , difficulty:  841302 , date:  "2015-06-12 10:32:59" },
  { height:  514461 , difficulty:  840798 , date:  "2015-06-12 10:34:10" },
  { height:  514462 , difficulty:  842375 , date:  "2015-06-12 10:34:14" },
  { height:  514463 , difficulty:  844897 , date:  "2015-06-12 10:34:29" },
  { height:  514464 , difficulty:  845880 , date:  "2015-06-12 10:35:42" },
  { height:  514465 , difficulty:  846176 , date:  "2015-06-12 10:35:47" },
  { height:  514466 , difficulty:  842897 , date:  "2015-06-12 10:36:00" },
  { height:  514467 , difficulty:  842869 , date:  "2015-06-12 10:36:14" },
  { height:  514468 , difficulty:  842713 , date:  "2015-06-12 10:36:15" },
  { height:  514469 , difficulty:  840075 , date:  "2015-06-12 10:37:22" },
  { height:  514470 , difficulty:  844190 , date:  "2015-06-12 10:38:32" },
  { height:  514471 , difficulty:  844905 , date:  "2015-06-12 10:38:39" },
  { height:  514472 , difficulty:  845171 , date:  "2015-06-12 10:40:44" },
  { height:  514473 , difficulty:  845384 , date:  "2015-06-12 10:41:06" },
  { height:  514474 , difficulty:  846444 , date:  "2015-06-12 10:41:08" },
  { height:  514475 , difficulty:  844685 , date:  "2015-06-12 10:41:19" },
  { height:  514476 , difficulty:  843870 , date:  "2015-06-12 10:42:07" },
  { height:  514477 , difficulty:  843793 , date:  "2015-06-12 10:45:01" },
  { height:  514478 , difficulty:  845084 , date:  "2015-06-12 10:45:30" },
  { height:  514479 , difficulty:  844595 , date:  "2015-06-12 10:45:35" },
  { height:  514480 , difficulty:  843431 , date:  "2015-06-12 10:46:54" },
  { height:  514481 , difficulty:  843265 , date:  "2015-06-12 10:46:58" },
  { height:  514482 , difficulty:  843245 , date:  "2015-06-12 10:48:02" },
  { height:  514483 , difficulty:  849416 , date:  "2015-06-12 10:48:05" },
  { height:  514484 , difficulty:  849366 , date:  "2015-06-12 10:48:30" },
  { height:  514485 , difficulty:  848200 , date:  "2015-06-12 10:50:09" },
  { height:  514486 , difficulty:  847315 , date:  "2015-06-12 10:51:15" },
  { height:  514487 , difficulty:  852672 , date:  "2015-06-12 10:51:18" },
  { height:  514488 , difficulty:  849481 , date:  "2015-06-12 10:51:35" },
  { height:  514489 , difficulty:  849213 , date:  "2015-06-12 10:52:02" },
  { height:  514490 , difficulty:  850571 , date:  "2015-06-12 10:52:55" },
  { height:  514491 , difficulty:  850453 , date:  "2015-06-12 10:53:37" },
  { height:  514492 , difficulty:  848822 , date:  "2015-06-12 10:53:41" },
  { height:  514493 , difficulty:  854962 , date:  "2015-06-12 10:53:56" },
  { height:  514494 , difficulty:  855951 , date:  "2015-06-12 10:53:58" },
  { height:  514495 , difficulty:  854374 , date:  "2015-06-12 10:54:33" },
  { height:  514496 , difficulty:  849059 , date:  "2015-06-12 10:55:28" },
  { height:  514497 , difficulty:  846892 , date:  "2015-06-12 10:56:32" },
  { height:  514498 , difficulty:  850251 , date:  "2015-06-12 10:56:46" },
  { height:  514499 , difficulty:  850161 , date:  "2015-06-12 10:56:51" },
  { height:  514500 , difficulty:  856351 , date:  "2015-06-12 10:56:53" },
  { height:  514501 , difficulty:  855877 , date:  "2015-06-12 10:57:51" },
  { height:  514502 , difficulty:  853752 , date:  "2015-06-12 10:58:14" },
  { height:  514503 , difficulty:  854343 , date:  "2015-06-12 10:58:35" },
  { height:  514504 , difficulty:  854531 , date:  "2015-06-12 10:58:36" },
  { height:  514505 , difficulty:  856798 , date:  "2015-06-12 10:59:29" },
  { height:  514506 , difficulty:  856393 , date:  "2015-06-12 10:59:55" },
  { height:  514507 , difficulty:  854870 , date:  "2015-06-12 10:59:59" },
  { height:  514508 , difficulty:  854575 , date:  "2015-06-12 11:00:31" },
  { height:  514509 , difficulty:  857683 , date:  "2015-06-12 10:59:45" },
  { height:  514510 , difficulty:  856805 , date:  "2015-06-12 11:00:38" },
  { height:  514511 , difficulty:  854409 , date:  "2015-06-12 11:00:51" },
  { height:  514512 , difficulty:  855304 , date:  "2015-06-12 11:00:53" },
  { height:  514513 , difficulty:  856763 , date:  "2015-06-12 11:03:06" },
  { height:  514514 , difficulty:  855351 , date:  "2015-06-12 11:03:14" },
  { height:  514515 , difficulty:  857500 , date:  "2015-06-12 11:03:34" },
  { height:  514516 , difficulty:  856529 , date:  "2015-06-12 11:04:51" },
  { height:  514517 , difficulty:  859935 , date:  "2015-06-12 11:04:52" },
  { height:  514518 , difficulty:  859810 , date:  "2015-06-12 11:06:13" },
  { height:  514519 , difficulty:  863966 , date:  "2015-06-12 11:06:58" },
  { height:  514520 , difficulty:  863633 , date:  "2015-06-12 11:08:22" },
  { height:  514521 , difficulty:  863000 , date:  "2015-06-12 11:13:05" },
  { height:  514522 , difficulty:  866538 , date:  "2015-06-12 11:13:13" },
  { height:  514523 , difficulty:  864728 , date:  "2015-06-12 11:13:39" },
  { height:  514524 , difficulty:  860936 , date:  "2015-06-12 11:13:54" },
  { height:  514525 , difficulty:  859800 , date:  "2015-06-12 11:16:13" },
  { height:  514526 , difficulty:  863091 , date:  "2015-06-12 11:16:14" },
  { height:  514527 , difficulty:  861503 , date:  "2015-06-12 11:16:32" },
  { height:  514528 , difficulty:  861066 , date:  "2015-06-12 11:18:58" },
  { height:  514529 , difficulty:  860884 , date:  "2015-06-12 11:20:30" },
  { height:  514530 , difficulty:  861715 , date:  "2015-06-12 11:21:33" },
  { height:  514531 , difficulty:  861514 , date:  "2015-06-12 11:23:03" },
  { height:  514532 , difficulty:  860468 , date:  "2015-06-12 11:23:22" },
  { height:  514533 , difficulty:  859948 , date:  "2015-06-12 11:23:28" },
  { height:  514534 , difficulty:  859655 , date:  "2015-06-12 11:26:20" },
  { height:  514535 , difficulty:  858998 , date:  "2015-06-12 11:26:26" },
  { height:  514536 , difficulty:  858663 , date:  "2015-06-12 11:30:46" },
  { height:  514537 , difficulty:  857009 , date:  "2015-06-12 11:30:58" },
  { height:  514538 , difficulty:  867793 , date:  "2015-06-12 11:31:15" },
  { height:  514539 , difficulty:  871618 , date:  "2015-06-12 11:32:49" },
  { height:  514540 , difficulty:  869938 , date:  "2015-06-12 11:34:05" },
  { height:  514541 , difficulty:  870550 , date:  "2015-06-12 11:35:02" },
  { height:  514542 , difficulty:  874969 , date:  "2015-06-12 11:34:15" },
  { height:  514543 , difficulty:  875320 , date:  "2015-06-12 11:34:53" },
  { height:  514544 , difficulty:  875221 , date:  "2015-06-12 11:35:25" },
  { height:  514545 , difficulty:  873466 , date:  "2015-06-12 11:35:29" },
  { height:  514546 , difficulty:  872530 , date:  "2015-06-12 11:36:52" },
  { height:  514547 , difficulty:  878603 , date:  "2015-06-12 11:38:14" },
  { height:  514548 , difficulty:  875455 , date:  "2015-06-12 11:39:28" },
  { height:  514549 , difficulty:  876106 , date:  "2015-06-12 11:39:37" },
  { height:  514550 , difficulty:  876860 , date:  "2015-06-12 11:39:42" },
  { height:  514551 , difficulty:  879354 , date:  "2015-06-12 11:41:01" },
  { height:  514552 , difficulty:  880533 , date:  "2015-06-12 11:41:54" },
  { height:  514553 , difficulty:  876328 , date:  "2015-06-12 11:42:06" },
  { height:  514554 , difficulty:  875499 , date:  "2015-06-12 11:44:15" },
  { height:  514555 , difficulty:  875310 , date:  "2015-06-12 11:44:26" },
  { height:  514556 , difficulty:  875125 , date:  "2015-06-12 11:46:00" },
  { height:  514557 , difficulty:  876827 , date:  "2015-06-12 11:48:38" },
  { height:  514558 , difficulty:  878035 , date:  "2015-06-12 11:50:10" },
  { height:  514559 , difficulty:  877834 , date:  "2015-06-12 11:50:34" },
  { height:  514560 , difficulty:  878658 , date:  "2015-06-12 11:50:37" },
  { height:  514561 , difficulty:  877061 , date:  "2015-06-12 11:51:13" },
  { height:  514562 , difficulty:  875372 , date:  "2015-06-12 11:51:16" },
  { height:  514563 , difficulty:  886236 , date:  "2015-06-12 11:52:18" },
  { height:  514564 , difficulty:  885621 , date:  "2015-06-12 11:52:34" },
  { height:  514565 , difficulty:  891033 , date:  "2015-06-12 11:52:49" },
  { height:  514566 , difficulty:  889607 , date:  "2015-06-12 11:53:02" },
  { height:  514567 , difficulty:  890422 , date:  "2015-06-12 11:54:06" },
  { height:  514568 , difficulty:  893566 , date:  "2015-06-12 11:55:57" },
  { height:  514569 , difficulty:  894017 , date:  "2015-06-12 11:55:45" },
  { height:  514570 , difficulty:  895964 , date:  "2015-06-12 12:00:53" },
  { height:  514571 , difficulty:  897543 , date:  "2015-06-12 12:01:16" },
  { height:  514572 , difficulty:  896005 , date:  "2015-06-12 12:01:20" },
  { height:  514573 , difficulty:  894606 , date:  "2015-06-12 12:03:37" },
  { height:  514574 , difficulty:  894120 , date:  "2015-06-12 12:03:42" },
  { height:  514575 , difficulty:  896402 , date:  "2015-06-12 12:03:47" },
  { height:  514576 , difficulty:  898346 , date:  "2015-06-12 12:05:23" },
  { height:  514577 , difficulty:  896799 , date:  "2015-06-12 12:05:29" },
  { height:  514578 , difficulty:  896828 , date:  "2015-06-12 12:06:05" },
  { height:  514579 , difficulty:  896239 , date:  "2015-06-12 12:07:01" },
  { height:  514580 , difficulty:  896227 , date:  "2015-06-12 12:07:59" },
  { height:  514581 , difficulty:  895241 , date:  "2015-06-12 12:08:05" },
  { height:  514582 , difficulty:  898666 , date:  "2015-06-12 12:08:33" },
  { height:  514583 , difficulty:  898347 , date:  "2015-06-12 12:08:55" },
  { height:  514584 , difficulty:  899210 , date:  "2015-06-12 12:14:52" },
  { height:  514585 , difficulty:  903110 , date:  "2015-06-12 12:15:04" },
  { height:  514586 , difficulty:  902747 , date:  "2015-06-12 12:16:08" },
  { height:  514587 , difficulty:  903245 , date:  "2015-06-12 12:16:17" },
  { height:  514588 , difficulty:  903337 , date:  "2015-06-12 12:16:26" },
  { height:  514589 , difficulty:  908873 , date:  "2015-06-12 12:19:02" },
  { height:  514590 , difficulty:  911586 , date:  "2015-06-12 12:19:05" },
  { height:  514591 , difficulty:  911666 , date:  "2015-06-12 12:20:21" },
  { height:  514592 , difficulty:  914190 , date:  "2015-06-12 12:21:30" },
  { height:  514593 , difficulty:  918191 , date:  "2015-06-12 12:21:35" },
  { height:  514594 , difficulty:  918356 , date:  "2015-06-12 12:21:57" },
  { height:  514595 , difficulty:  918882 , date:  "2015-06-12 12:22:23" },
  { height:  514596 , difficulty:  916573 , date:  "2015-06-12 12:24:56" },
  { height:  514597 , difficulty:  910882 , date:  "2015-06-12 12:25:30" },
  { height:  514598 , difficulty:  913378 , date:  "2015-06-12 12:26:20" },
  { height:  514599 , difficulty:  912642 , date:  "2015-06-12 12:26:21" },
  { height:  514600 , difficulty:  914722 , date:  "2015-06-12 12:26:33" },
  { height:  514601 , difficulty:  911753 , date:  "2015-06-12 12:28:12" },
  { height:  514602 , difficulty:  912115 , date:  "2015-06-12 12:28:57" },
  { height:  514603 , difficulty:  911869 , date:  "2015-06-12 12:29:29" },
  { height:  514604 , difficulty:  913582 , date:  "2015-06-12 12:29:54" },
  { height:  514605 , difficulty:  911138 , date:  "2015-06-12 12:30:22" },
  { height:  514606 , difficulty:  914105 , date:  "2015-06-12 12:34:38" },
  { height:  514607 , difficulty:  914748 , date:  "2015-06-12 12:34:42" },
  { height:  514608 , difficulty:  926518 , date:  "2015-06-12 12:35:51" },
  { height:  514609 , difficulty:  926199 , date:  "2015-06-12 12:35:57" },
  { height:  514610 , difficulty:  921913 , date:  "2015-06-12 12:36:40" },
  { height:  514611 , difficulty:  922208 , date:  "2015-06-12 12:36:42" },
  { height:  514612 , difficulty:  916764 , date:  "2015-06-12 12:36:57" },
  { height:  514613 , difficulty:  918925 , date:  "2015-06-12 12:37:41" },
  { height:  514614 , difficulty:  923197 , date:  "2015-06-12 12:38:12" },
  { height:  514615 , difficulty:  922863 , date:  "2015-06-12 12:38:36" },
  { height:  514616 , difficulty:  920817 , date:  "2015-06-12 12:39:16" },
  { height:  514617 , difficulty:  922122 , date:  "2015-06-12 12:39:19" },
  { height:  514618 , difficulty:  921069 , date:  "2015-06-12 12:41:04" },
  { height:  514619 , difficulty:  920870 , date:  "2015-06-12 12:44:23" },
  { height:  514620 , difficulty:  921065 , date:  "2015-06-12 12:44:55" },
  { height:  514621 , difficulty:  920909 , date:  "2015-06-12 12:44:57" },
  { height:  514622 , difficulty:  919658 , date:  "2015-06-12 12:45:22" },
  { height:  514623 , difficulty:  919497 , date:  "2015-06-12 12:46:10" },
  { height:  514624 , difficulty:  917416 , date:  "2015-06-12 12:46:37" },
  { height:  514625 , difficulty:  917010 , date:  "2015-06-12 12:46:39" },
  { height:  514626 , difficulty:  917349 , date:  "2015-06-12 12:48:25" },
  { height:  514627 , difficulty:  917035 , date:  "2015-06-12 12:48:51" },
  { height:  514628 , difficulty:  915616 , date:  "2015-06-12 12:48:52" },
  { height:  514629 , difficulty:  916831 , date:  "2015-06-12 12:49:39" },
  { height:  514630 , difficulty:  914396 , date:  "2015-06-12 12:49:59" },
  { height:  514631 , difficulty:  915975 , date:  "2015-06-12 12:50:18" },
  { height:  514632 , difficulty:  915152 , date:  "2015-06-12 12:51:33" },
  { height:  514633 , difficulty:  911942 , date:  "2015-06-12 12:52:13" },
  { height:  514634 , difficulty:  910144 , date:  "2015-06-12 12:52:18" },
  { height:  514635 , difficulty:  909523 , date:  "2015-06-12 12:52:30" },
  { height:  514636 , difficulty:  910644 , date:  "2015-06-12 12:53:11" },
  { height:  514637 , difficulty:  912921 , date:  "2015-06-12 12:59:03" },
  { height:  514638 , difficulty:  913359 , date:  "2015-06-12 12:59:06" },
  { height:  514639 , difficulty:  913838 , date:  "2015-06-12 13:00:44" },
  { height:  514640 , difficulty:  913392 , date:  "2015-06-12 13:01:15" },
  { height:  514641 , difficulty:  920019 , date:  "2015-06-12 13:01:36" },
  { height:  514642 , difficulty:  924630 , date:  "2015-06-12 13:01:48" },
  { height:  514643 , difficulty:  925002 , date:  "2015-06-12 13:01:54" },
  { height:  514644 , difficulty:  922635 , date:  "2015-06-12 13:03:20" },
  { height:  514645 , difficulty:  922748 , date:  "2015-06-12 13:03:42" },
  { height:  514646 , difficulty:  914833 , date:  "2015-06-12 13:04:06" },
  { height:  514647 , difficulty:  915719 , date:  "2015-06-12 13:07:00" },
  { height:  514648 , difficulty:  915775 , date:  "2015-06-12 13:07:06" },
  { height:  514649 , difficulty:  913923 , date:  "2015-06-12 13:08:06" },
  { height:  514650 , difficulty:  916064 , date:  "2015-06-12 13:08:55" },
  { height:  514651 , difficulty:  915934 , date:  "2015-06-12 13:09:45" },
  { height:  514652 , difficulty:  919939 , date:  "2015-06-12 13:11:02" },
  { height:  514653 , difficulty:  921742 , date:  "2015-06-12 13:13:32" },
  { height:  514654 , difficulty:  921183 , date:  "2015-06-12 13:13:46" },
  { height:  514655 , difficulty:  922450 , date:  "2015-06-12 13:13:49" },
  { height:  514656 , difficulty:  922614 , date:  "2015-06-12 13:15:39" },
  { height:  514657 , difficulty:  923178 , date:  "2015-06-12 13:15:42" },
  { height:  514658 , difficulty:  922461 , date:  "2015-06-12 13:15:53" },
  { height:  514659 , difficulty:  923224 , date:  "2015-06-12 13:16:14" },
  { height:  514660 , difficulty:  917606 , date:  "2015-06-12 13:17:53" },
  { height:  514661 , difficulty:  917550 , date:  "2015-06-12 13:17:59" },
  { height:  514662 , difficulty:  918451 , date:  "2015-06-12 13:18:20" },
  { height:  514663 , difficulty:  920294 , date:  "2015-06-12 13:18:33" },
  { height:  514664 , difficulty:  920157 , date:  "2015-06-12 13:18:40" },
  { height:  514665 , difficulty:  915990 , date:  "2015-06-12 13:21:55" },
  { height:  514666 , difficulty:  919649 , date:  "2015-06-12 13:22:07" },
  { height:  514667 , difficulty:  917703 , date:  "2015-06-12 13:22:10" },
  { height:  514668 , difficulty:  917134 , date:  "2015-06-12 13:22:16" },
  { height:  514669 , difficulty:  917054 , date:  "2015-06-12 13:23:06" },
  { height:  514670 , difficulty:  917879 , date:  "2015-06-12 13:23:13" },
  { height:  514671 , difficulty:  918840 , date:  "2015-06-12 13:23:19" },
  { height:  514672 , difficulty:  916194 , date:  "2015-06-12 13:25:32" },
  { height:  514673 , difficulty:  917939 , date:  "2015-06-12 13:27:52" },
  { height:  514674 , difficulty:  916651 , date:  "2015-06-12 13:27:53" },
  { height:  514675 , difficulty:  921289 , date:  "2015-06-12 13:29:04" },
  { height:  514676 , difficulty:  927044 , date:  "2015-06-12 13:29:13" },
  { height:  514677 , difficulty:  924316 , date:  "2015-06-12 13:29:48" },
  { height:  514678 , difficulty:  923168 , date:  "2015-06-12 13:30:31" },
  { height:  514679 , difficulty:  923637 , date:  "2015-06-12 13:30:55" },
  { height:  514680 , difficulty:  924171 , date:  "2015-06-12 13:31:16" },
  { height:  514681 , difficulty:  924212 , date:  "2015-06-12 13:32:12" },
  { height:  514682 , difficulty:  918052 , date:  "2015-06-12 13:33:12" },
  { height:  514683 , difficulty:  918614 , date:  "2015-06-12 13:34:41" },
  { height:  514684 , difficulty:  921604 , date:  "2015-06-12 13:37:01" },
  { height:  514685 , difficulty:  921937 , date:  "2015-06-12 13:37:55" },
  { height:  514686 , difficulty:  923395 , date:  "2015-06-12 13:39:35" },
  { height:  514687 , difficulty:  923451 , date:  "2015-06-12 13:39:37" },
  { height:  514688 , difficulty:  925097 , date:  "2015-06-12 13:41:26" },
  { height:  514689 , difficulty:  924422 , date:  "2015-06-12 13:42:08" },
  { height:  514690 , difficulty:  926931 , date:  "2015-06-12 13:42:59" },
  { height:  514691 , difficulty:  926671 , date:  "2015-06-12 13:43:04" },
  { height:  514692 , difficulty:  927496 , date:  "2015-06-12 13:43:16" },
  { height:  514693 , difficulty:  930570 , date:  "2015-06-12 13:44:34" },
  { height:  514694 , difficulty:  928879 , date:  "2015-06-12 13:44:45" },
  { height:  514695 , difficulty:  924722 , date:  "2015-06-12 13:46:38" },
  { height:  514696 , difficulty:  929521 , date:  "2015-06-12 13:46:42" },
  { height:  514697 , difficulty:  930923 , date:  "2015-06-12 13:47:37" },
  { height:  514698 , difficulty:  937224 , date:  "2015-06-12 13:47:39" },
  { height:  514699 , difficulty:  937783 , date:  "2015-06-12 13:49:02" },
  { height:  514700 , difficulty:  940714 , date:  "2015-06-12 13:49:11" },
  { height:  514701 , difficulty:  940677 , date:  "2015-06-12 13:49:16" },
  { height:  514702 , difficulty:  943960 , date:  "2015-06-12 13:49:45" },
  { height:  514703 , difficulty:  944432 , date:  "2015-06-12 13:52:38" },
  { height:  514704 , difficulty:  946289 , date:  "2015-06-12 13:55:15" },
  { height:  514705 , difficulty:  946621 , date:  "2015-06-12 13:57:33" },
  { height:  514706 , difficulty:  946184 , date:  "2015-06-12 13:58:24" },
  { height:  514707 , difficulty:  949420 , date:  "2015-06-12 13:59:28" },
  { height:  514708 , difficulty:  950155 , date:  "2015-06-12 14:00:48" },
  { height:  514709 , difficulty:  950485 , date:  "2015-06-12 14:00:50" },
  { height:  514710 , difficulty:  950526 , date:  "2015-06-12 14:01:18" },
  { height:  514711 , difficulty:  954097 , date:  "2015-06-12 14:01:32" },
  { height:  514712 , difficulty:  955265 , date:  "2015-06-12 14:03:42" },
  { height:  514713 , difficulty:  947226 , date:  "2015-06-12 14:03:51" },
  { height:  514714 , difficulty:  948725 , date:  "2015-06-12 14:03:56" },
  { height:  514715 , difficulty:  952037 , date:  "2015-06-12 14:06:12" },
  { height:  514716 , difficulty:  951624 , date:  "2015-06-12 14:06:13" },
  { height:  514717 , difficulty:  951176 , date:  "2015-06-12 14:06:57" },
  { height:  514718 , difficulty:  951031 , date:  "2015-06-12 14:07:31" },
  { height:  514719 , difficulty:  952267 , date:  "2015-06-12 14:09:06" },
  { height:  514720 , difficulty:  951884 , date:  "2015-06-12 14:09:04" },
  { height:  514721 , difficulty:  952012 , date:  "2015-06-12 14:09:11" },
  { height:  514722 , difficulty:  951895 , date:  "2015-06-12 14:10:33" },
  { height:  514723 , difficulty:  947695 , date:  "2015-06-12 14:10:18" },
  { height:  514724 , difficulty:  948463 , date:  "2015-06-12 14:10:23" },
  { height:  514725 , difficulty:  948461 , date:  "2015-06-12 14:11:30" },
  { height:  514726 , difficulty:  948353 , date:  "2015-06-12 14:12:02" },
  { height:  514727 , difficulty:  947161 , date:  "2015-06-12 14:13:05" },
  { height:  514728 , difficulty:  947495 , date:  "2015-06-12 14:13:34" },
  { height:  514729 , difficulty:  949859 , date:  "2015-06-12 14:14:43" },
  { height:  514730 , difficulty:  956328 , date:  "2015-06-12 14:14:59" },
  { height:  514731 , difficulty:  957625 , date:  "2015-06-12 14:15:19" },
  { height:  514732 , difficulty:  955240 , date:  "2015-06-12 14:19:15" },
  { height:  514733 , difficulty:  955464 , date:  "2015-06-12 14:19:19" },
  { height:  514734 , difficulty:  956000 , date:  "2015-06-12 14:20:01" },
  { height:  514735 , difficulty:  957349 , date:  "2015-06-12 14:20:07" },
  { height:  514736 , difficulty:  954519 , date:  "2015-06-12 14:25:14" },
  { height:  514737 , difficulty:  954468 , date:  "2015-06-12 14:25:15" },
  { height:  514738 , difficulty:  955606 , date:  "2015-06-12 14:25:19" },
  { height:  514739 , difficulty:  956576 , date:  "2015-06-12 14:25:24" },
  { height:  514740 , difficulty:  957983 , date:  "2015-06-12 14:25:57" },
  { height:  514741 , difficulty:  952466 , date:  "2015-06-12 14:26:03" },
  { height:  514742 , difficulty:  952252 , date:  "2015-06-12 14:26:14" },
  { height:  514743 , difficulty:  954937 , date:  "2015-06-12 14:26:28" },
  { height:  514744 , difficulty:  954944 , date:  "2015-06-12 14:27:38" },
  { height:  514745 , difficulty:  955091 , date:  "2015-06-12 14:27:40" },
  { height:  514746 , difficulty:  955473 , date:  "2015-06-12 14:28:23" },
  { height:  514747 , difficulty:  955801 , date:  "2015-06-12 14:30:38" },
  { height:  514748 , difficulty:  955865 , date:  "2015-06-12 14:30:42" },
  { height:  514749 , difficulty:  952878 , date:  "2015-06-12 14:30:55" },
  { height:  514750 , difficulty:  954269 , date:  "2015-06-12 14:33:03" },
  { height:  514751 , difficulty:  953398 , date:  "2015-06-12 14:33:25" },
  { height:  514752 , difficulty:  953609 , date:  "2015-06-12 14:33:40" },
  { height:  514753 , difficulty:  956264 , date:  "2015-06-12 14:35:06" },
  { height:  514754 , difficulty:  955912 , date:  "2015-06-12 14:35:35" },
  { height:  514755 , difficulty:  955331 , date:  "2015-06-12 14:36:41" },
  { height:  514756 , difficulty:  966294 , date:  "2015-06-12 14:36:44" },
  { height:  514757 , difficulty:  965167 , date:  "2015-06-12 14:37:13" },
  { height:  514758 , difficulty:  964503 , date:  "2015-06-12 14:38:05" },
  { height:  514759 , difficulty:  962488 , date:  "2015-06-12 14:38:47" },
  { height:  514760 , difficulty:  959881 , date:  "2015-06-12 14:39:27" },
  { height:  514761 , difficulty:  959208 , date:  "2015-06-12 14:39:34" },
  { height:  514762 , difficulty:  956392 , date:  "2015-06-12 14:39:40" },
  { height:  514763 , difficulty:  956800 , date:  "2015-06-12 14:40:13" },
  { height:  514764 , difficulty:  954289 , date:  "2015-06-12 14:42:16" },
  { height:  514765 , difficulty:  955184 , date:  "2015-06-12 14:44:34" },
  { height:  514766 , difficulty:  955570 , date:  "2015-06-12 14:44:57" },
  { height:  514767 , difficulty:  956187 , date:  "2015-06-12 14:45:49" },
  { height:  514768 , difficulty:  956022 , date:  "2015-06-12 14:47:52" },
  { height:  514769 , difficulty:  953962 , date:  "2015-06-12 14:47:24" },
  { height:  514770 , difficulty:  957474 , date:  "2015-06-12 14:47:44" },
  { height:  514771 , difficulty:  955051 , date:  "2015-06-12 14:48:29" },
  { height:  514772 , difficulty:  955131 , date:  "2015-06-12 14:48:35" },
  { height:  514773 , difficulty:  954436 , date:  "2015-06-12 14:50:44" },
  { height:  514774 , difficulty:  955811 , date:  "2015-06-12 14:50:46" },
  { height:  514775 , difficulty:  953867 , date:  "2015-06-12 14:51:43" },
  { height:  514776 , difficulty:  955335 , date:  "2015-06-12 14:51:45" },
  { height:  514777 , difficulty:  958431 , date:  "2015-06-12 14:56:00" },
  { height:  514778 , difficulty:  957746 , date:  "2015-06-12 14:57:22" },
  { height:  514779 , difficulty:  955847 , date:  "2015-06-12 14:58:40" },
  { height:  514780 , difficulty:  951550 , date:  "2015-06-12 15:01:04" },
  { height:  514781 , difficulty:  949000 , date:  "2015-06-12 15:01:57" },
  { height:  514782 , difficulty:  953884 , date:  "2015-06-12 15:04:45" },
  { height:  514783 , difficulty:  952304 , date:  "2015-06-12 15:04:49" },
  { height:  514784 , difficulty:  955092 , date:  "2015-06-12 15:05:15" },
  { height:  514785 , difficulty:  956853 , date:  "2015-06-12 15:05:20" },
  { height:  514786 , difficulty:  956214 , date:  "2015-06-12 15:05:42" },
  { height:  514787 , difficulty:  955993 , date:  "2015-06-12 15:05:47" },
  { height:  514788 , difficulty:  954331 , date:  "2015-06-12 15:06:29" },
  { height:  514789 , difficulty:  954789 , date:  "2015-06-12 15:08:12" },
  { height:  514790 , difficulty:  955164 , date:  "2015-06-12 15:10:00" },
  { height:  514791 , difficulty:  953854 , date:  "2015-06-12 15:10:10" },
  { height:  514792 , difficulty:  954068 , date:  "2015-06-12 15:10:57" },
  { height:  514793 , difficulty:  953645 , date:  "2015-06-12 15:11:50" },
  { height:  514794 , difficulty:  952963 , date:  "2015-06-12 15:13:48" },
  { height:  514795 , difficulty:  952687 , date:  "2015-06-12 15:13:50" },
  { height:  514796 , difficulty:  952867 , date:  "2015-06-12 15:14:50" },
  { height:  514797 , difficulty:  955000 , date:  "2015-06-12 15:15:28" },
  { height:  514798 , difficulty:  953915 , date:  "2015-06-12 15:21:01" },
  { height:  514799 , difficulty:  955031 , date:  "2015-06-12 15:21:05" },
  { height:  514800 , difficulty:  959973 , date:  "2015-06-12 15:23:11" },
  { height:  514801 , difficulty:  962442 , date:  "2015-06-12 15:23:28" },
  { height:  514802 , difficulty:  961705 , date:  "2015-06-12 15:25:14" },
  { height:  514803 , difficulty:  960409 , date:  "2015-06-12 15:25:34" },
  { height:  514804 , difficulty:  970599 , date:  "2015-06-12 15:27:04" },
  { height:  514805 , difficulty:  972950 , date:  "2015-06-12 15:27:10" },
  { height:  514806 , difficulty:  976651 , date:  "2015-06-12 15:28:02" },
  { height:  514807 , difficulty:  978319 , date:  "2015-06-12 15:28:30" },
  { height:  514808 , difficulty:  971556 , date:  "2015-06-12 15:30:10" },
  { height:  514809 , difficulty:  974098 , date:  "2015-06-12 15:30:11" },
  { height:  514810 , difficulty:  974135 , date:  "2015-06-12 15:30:16" },
  { height:  514811 , difficulty:  975972 , date:  "2015-06-12 15:31:09" },
  { height:  514812 , difficulty:  970005 , date:  "2015-06-12 15:33:47" },
  { height:  514813 , difficulty:  971278 , date:  "2015-06-12 15:34:46" },
  { height:  514814 , difficulty:  973601 , date:  "2015-06-12 15:35:01" },
  { height:  514815 , difficulty:  973782 , date:  "2015-06-12 15:35:25" },
  { height:  514816 , difficulty:  977503 , date:  "2015-06-12 15:35:36" },
  { height:  514817 , difficulty:  978159 , date:  "2015-06-12 15:37:06" },
  { height:  514818 , difficulty:  978118 , date:  "2015-06-12 15:37:12" },
  { height:  514819 , difficulty:  977876 , date:  "2015-06-12 15:39:57" },
  { height:  514820 , difficulty:  976100 , date:  "2015-06-12 15:41:27" },
  { height:  514821 , difficulty:  981889 , date:  "2015-06-12 15:44:57" },
  { height:  514822 , difficulty:  990699 , date:  "2015-06-12 15:45:18" },
  { height:  514823 , difficulty:  986727 , date:  "2015-06-12 15:46:23" },
  { height:  514824 , difficulty:  987768 , date:  "2015-06-12 15:46:24" },
  { height:  514825 , difficulty:  989328 , date:  "2015-06-12 15:49:26" },
  { height:  514826 , difficulty:  985582 , date:  "2015-06-12 15:49:27" },
  { height:  514827 , difficulty:  985272 , date:  "2015-06-12 15:50:31" },
  { height:  514828 , difficulty:  988513 , date:  "2015-06-12 15:50:34" },
  { height:  514829 , difficulty:  988883 , date:  "2015-06-12 15:51:41" },
  { height:  514830 , difficulty:  988207 , date:  "2015-06-12 15:51:46" },
  { height:  514831 , difficulty:  989065 , date:  "2015-06-12 15:52:34" },
  { height:  514832 , difficulty:  995285 , date:  "2015-06-12 15:53:14" },
  { height:  514833 , difficulty:  995220 , date:  "2015-06-12 15:53:44" },
  { height:  514834 , difficulty:  994342 , date:  "2015-06-12 15:56:45" },
  { height:  514835 , difficulty:  996634 , date:  "2015-06-12 15:56:49" },
  { height:  514836 , difficulty:  996151 , date:  "2015-06-12 15:58:15" },
  { height:  514837 , difficulty:  997164 , date:  "2015-06-12 15:58:43" },
  { height:  514838 , difficulty:  1001592 , date:  "2015-06-12 15:59:53" },
  { height:  514839 , difficulty:  1000718 , date:  "2015-06-12 16:00:25" },
  { height:  514840 , difficulty:  999841 , date:  "2015-06-12 16:00:42" },
  { height:  514841 , difficulty:  995721 , date:  "2015-06-12 16:01:14" },
  { height:  514842 , difficulty:  996725 , date:  "2015-06-12 16:02:24" },
  { height:  514843 , difficulty:  995358 , date:  "2015-06-12 16:04:48" },
  { height:  514844 , difficulty:  993467 , date:  "2015-06-12 16:04:53" },
  { height:  514845 , difficulty:  997787 , date:  "2015-06-12 16:12:17" },
  { height:  514846 , difficulty:  997763 , date:  "2015-06-12 16:12:22" },
  { height:  514847 , difficulty:  996956 , date:  "2015-06-12 16:14:37" },
  { height:  514848 , difficulty:  997522 , date:  "2015-06-12 16:14:57" },
  { height:  514849 , difficulty:  999055 , date:  "2015-06-12 16:15:30" },
  { height:  514850 , difficulty:  999184 , date:  "2015-06-12 16:15:38" },
  { height:  514851 , difficulty:  998463 , date:  "2015-06-12 16:16:22" },
  { height:  514852 , difficulty:  998686 , date:  "2015-06-12 16:16:26" },
  { height:  514853 , difficulty:  991099 , date:  "2015-06-12 16:18:45" },
  { height:  514854 , difficulty:  994725 , date:  "2015-06-12 16:19:53" },
  { height:  514855 , difficulty:  993157 , date:  "2015-06-12 16:20:28" },
  { height:  514856 , difficulty:  988971 , date:  "2015-06-12 16:20:34" },
  { height:  514857 , difficulty:  989485 , date:  "2015-06-12 16:23:43" },
  { height:  514858 , difficulty:  985009 , date:  "2015-06-12 16:24:06" },
  { height:  514859 , difficulty:  985378 , date:  "2015-06-12 16:24:57" },
  { height:  514860 , difficulty:  989392 , date:  "2015-06-12 16:26:09" },
  { height:  514861 , difficulty:  991438 , date:  "2015-06-12 16:26:13" },
  { height:  514862 , difficulty:  994789 , date:  "2015-06-12 16:26:41" },
  { height:  514863 , difficulty:  995022 , date:  "2015-06-12 16:27:52" },
  { height:  514864 , difficulty:  1001681 , date:  "2015-06-12 16:28:47" },
  { height:  514865 , difficulty:  998692 , date:  "2015-06-12 16:29:23" },
  { height:  514866 , difficulty:  996374 , date:  "2015-06-12 16:29:28" },
  { height:  514867 , difficulty:  996297 , date:  "2015-06-12 16:30:19" },
  { height:  514868 , difficulty:  1003191 , date:  "2015-06-12 16:30:21" },
  { height:  514869 , difficulty:  1008807 , date:  "2015-06-12 16:31:53" },
  { height:  514870 , difficulty:  1006847 , date:  "2015-06-12 16:32:01" },
  { height:  514871 , difficulty:  1006948 , date:  "2015-06-12 16:32:05" },
  { height:  514872 , difficulty:  1006605 , date:  "2015-06-12 16:32:48" },
  { height:  514873 , difficulty:  1006077 , date:  "2015-06-12 16:32:49" },
  { height:  514874 , difficulty:  999362 , date:  "2015-06-12 16:33:59" },
  { height:  514875 , difficulty:  999871 , date:  "2015-06-12 16:35:59" },
  { height:  514876 , difficulty:  996814 , date:  "2015-06-12 16:36:03" },
  { height:  514877 , difficulty:  997097 , date:  "2015-06-12 16:37:16" },
  { height:  514878 , difficulty:  995330 , date:  "2015-06-12 16:37:20" },
  { height:  514879 , difficulty:  994988 , date:  "2015-06-12 16:38:57" },
  { height:  514880 , difficulty:  992616 , date:  "2015-06-12 16:38:59" },
  { height:  514881 , difficulty:  993395 , date:  "2015-06-12 16:39:04" },
  { height:  514882 , difficulty:  992986 , date:  "2015-06-12 16:40:08" },
  { height:  514883 , difficulty:  992458 , date:  "2015-06-12 16:40:22" },
  { height:  514884 , difficulty:  991087 , date:  "2015-06-12 16:41:21" },
  { height:  514885 , difficulty:  999228 , date:  "2015-06-12 16:43:32" },
  { height:  514886 , difficulty:  999524 , date:  "2015-06-12 16:44:41" },
  { height:  514887 , difficulty:  998114 , date:  "2015-06-12 16:44:45" },
  { height:  514888 , difficulty:  1004027 , date:  "2015-06-12 16:46:30" },
  { height:  514889 , difficulty:  1002533 , date:  "2015-06-12 16:46:46" },
  { height:  514890 , difficulty:  1002396 , date:  "2015-06-12 16:46:48" },
  { height:  514891 , difficulty:  1003388 , date:  "2015-06-12 16:49:28" },
  { height:  514892 , difficulty:  1005965 , date:  "2015-06-12 16:49:33" },
  { height:  514893 , difficulty:  1003451 , date:  "2015-06-12 16:51:47" },
  { height:  514894 , difficulty:  1003699 , date:  "2015-06-12 16:52:30" },
  { height:  514895 , difficulty:  999539 , date:  "2015-06-12 16:54:38" },
  { height:  514896 , difficulty:  998256 , date:  "2015-06-12 16:54:54" },
  { height:  514897 , difficulty:  994588 , date:  "2015-06-12 16:54:58" },
  { height:  514898 , difficulty:  1001629 , date:  "2015-06-12 16:56:08" },
  { height:  514899 , difficulty:  1001937 , date:  "2015-06-12 16:56:10" },
  { height:  514900 , difficulty:  1003530 , date:  "2015-06-12 16:56:37" },
  { height:  514901 , difficulty:  998488 , date:  "2015-06-12 16:58:08" },
  { height:  514902 , difficulty:  1001433 , date:  "2015-06-12 17:00:28" },
  { height:  514903 , difficulty:  1000835 , date:  "2015-06-12 17:00:34" },
  { height:  514904 , difficulty:  1002581 , date:  "2015-06-12 17:00:42" },
  { height:  514905 , difficulty:  1003299 , date:  "2015-06-12 17:02:25" },
  { height:  514906 , difficulty:  1004142 , date:  "2015-06-12 17:02:27" },
  { height:  514907 , difficulty:  1003581 , date:  "2015-06-12 17:02:35" },
  { height:  514908 , difficulty:  1005576 , date:  "2015-06-12 17:02:52" },
  { height:  514909 , difficulty:  1006853 , date:  "2015-06-12 17:05:18" },
  { height:  514910 , difficulty:  1001521 , date:  "2015-06-12 17:05:22" },
  { height:  514911 , difficulty:  1004697 , date:  "2015-06-12 17:06:36" },
  { height:  514912 , difficulty:  1002313 , date:  "2015-06-12 17:15:31" },
  { height:  514913 , difficulty:  1002989 , date:  "2015-06-12 17:15:38" },
  { height:  514914 , difficulty:  1003150 , date:  "2015-06-12 17:16:17" },
  { height:  514915 , difficulty:  1003183 , date:  "2015-06-12 17:16:17" },
  { height:  514916 , difficulty:  1003154 , date:  "2015-06-12 17:16:21" },
  { height:  514917 , difficulty:  1009762 , date:  "2015-06-12 17:17:25" },
  { height:  514918 , difficulty:  1007897 , date:  "2015-06-12 17:17:42" },
  { height:  514919 , difficulty:  1004150 , date:  "2015-06-12 17:20:20" },
  { height:  514920 , difficulty:  1005188 , date:  "2015-06-12 17:20:22" },
  { height:  514921 , difficulty:  991922 , date:  "2015-06-12 17:23:17" },
  { height:  514922 , difficulty:  994411 , date:  "2015-06-12 17:23:19" },
  { height:  514923 , difficulty:  991805 , date:  "2015-06-12 17:23:51" },
  { height:  514924 , difficulty:  991913 , date:  "2015-06-12 17:26:25" },
  { height:  514925 , difficulty:  991451 , date:  "2015-06-12 17:26:32" },
  { height:  514926 , difficulty:  991653 , date:  "2015-06-12 17:29:38" },
  { height:  514927 , difficulty:  991368 , date:  "2015-06-12 17:30:09" },
  { height:  514928 , difficulty:  991538 , date:  "2015-06-12 17:31:17" },
  { height:  514929 , difficulty:  989631 , date:  "2015-06-12 17:31:21" },
  { height:  514930 , difficulty:  988019 , date:  "2015-06-12 17:32:30" },
  { height:  514931 , difficulty:  990687 , date:  "2015-06-12 17:32:37" },
  { height:  514932 , difficulty:  992692 , date:  "2015-06-12 17:32:39" },
  { height:  514933 , difficulty:  987383 , date:  "2015-06-12 17:33:35" },
  { height:  514934 , difficulty:  988766 , date:  "2015-06-12 17:34:34" },
  { height:  514935 , difficulty:  987563 , date:  "2015-06-12 17:34:50" },
  { height:  514936 , difficulty:  989291 , date:  "2015-06-12 17:36:29" },
  { height:  514937 , difficulty:  990298 , date:  "2015-06-12 17:37:08" },
  { height:  514938 , difficulty:  989836 , date:  "2015-06-12 17:37:11" },
  { height:  514939 , difficulty:  989644 , date:  "2015-06-12 17:37:26" },
  { height:  514940 , difficulty:  988475 , date:  "2015-06-12 17:38:41" },
  { height:  514941 , difficulty:  987686 , date:  "2015-06-12 17:38:22" },
  { height:  514942 , difficulty:  990109 , date:  "2015-06-12 17:39:19" },
  { height:  514943 , difficulty:  989672 , date:  "2015-06-12 17:42:08" },
  { height:  514944 , difficulty:  990371 , date:  "2015-06-12 17:42:13" },
  { height:  514945 , difficulty:  989822 , date:  "2015-06-12 17:42:44" },
  { height:  514946 , difficulty:  990593 , date:  "2015-06-12 17:44:17" },
  { height:  514947 , difficulty:  991967 , date:  "2015-06-12 17:44:27" },
  { height:  514948 , difficulty:  994042 , date:  "2015-06-12 17:44:33" },
  { height:  514949 , difficulty:  994571 , date:  "2015-06-12 17:45:49" },
  { height:  514950 , difficulty:  992788 , date:  "2015-06-12 17:47:17" },
  { height:  514951 , difficulty:  996433 , date:  "2015-06-12 17:49:32" },
  { height:  514952 , difficulty:  998536 , date:  "2015-06-12 17:51:57" },
  { height:  514953 , difficulty:  999974 , date:  "2015-06-12 17:52:03" },
  { height:  514954 , difficulty:  1001014 , date:  "2015-06-12 17:52:09" },
  { height:  514955 , difficulty:  999261 , date:  "2015-06-12 17:54:29" },
  { height:  514956 , difficulty:  1000015 , date:  "2015-06-12 17:54:57" },
  { height:  514957 , difficulty:  1000280 , date:  "2015-06-12 17:57:21" },
  { height:  514958 , difficulty:  1000240 , date:  "2015-06-12 17:57:27" },
  { height:  514959 , difficulty:  1000100 , date:  "2015-06-12 17:58:58" },
  { height:  514960 , difficulty:  1000387 , date:  "2015-06-12 17:59:02" },
  { height:  514961 , difficulty:  997279 , date:  "2015-06-12 17:59:05" },
  { height:  514962 , difficulty:  996735 , date:  "2015-06-12 17:59:30" },
  { height:  514963 , difficulty:  1000945 , date:  "2015-06-12 18:01:03" },
  { height:  514964 , difficulty:  998428 , date:  "2015-06-12 18:01:10" },
  { height:  514965 , difficulty:  998709 , date:  "2015-06-12 18:02:07" },
  { height:  514966 , difficulty:  1000638 , date:  "2015-06-12 18:03:09" },
  { height:  514967 , difficulty:  996257 , date:  "2015-06-12 18:03:48" },
  { height:  514968 , difficulty:  996936 , date:  "2015-06-12 18:06:45" },
  { height:  514969 , difficulty:  1000627 , date:  "2015-06-12 18:07:23" },
  { height:  514970 , difficulty:  999652 , date:  "2015-06-12 18:07:40" },
  { height:  514971 , difficulty:  996880 , date:  "2015-06-12 18:09:55" },
  { height:  514972 , difficulty:  997174 , date:  "2015-06-12 18:14:28" },
  { height:  514973 , difficulty:  1001332 , date:  "2015-06-12 18:14:29" },
  { height:  514974 , difficulty:  1000941 , date:  "2015-06-12 18:15:17" },
  { height:  514975 , difficulty:  1001897 , date:  "2015-06-12 18:18:12" },
  { height:  514976 , difficulty:  1003963 , date:  "2015-06-12 18:18:14" },
  { height:  514977 , difficulty:  1003374 , date:  "2015-06-12 18:19:52" },
  { height:  514978 , difficulty:  1000656 , date:  "2015-06-12 18:19:53" },
  { height:  514979 , difficulty:  1000964 , date:  "2015-06-12 18:22:33" },
  { height:  514980 , difficulty:  1002406 , date:  "2015-06-12 18:22:48" },
  { height:  514981 , difficulty:  1002656 , date:  "2015-06-12 18:23:11" },
  { height:  514982 , difficulty:  1003917 , date:  "2015-06-12 18:30:58" },
  { height:  514983 , difficulty:  1006287 , date:  "2015-06-12 18:31:03" },
  { height:  514984 , difficulty:  1006347 , date:  "2015-06-12 18:31:48" },
  { height:  514985 , difficulty:  1003277 , date:  "2015-06-12 18:33:21" },
  { height:  514986 , difficulty:  1003510 , date:  "2015-06-12 18:33:34" },
  { height:  514987 , difficulty:  1004727 , date:  "2015-06-12 18:34:53" },
  { height:  514988 , difficulty:  988938 , date:  "2015-06-12 18:35:03" },
  { height:  514989 , difficulty:  989105 , date:  "2015-06-12 18:36:27" },
  { height:  514990 , difficulty:  988854 , date:  "2015-06-12 18:37:02" },
  { height:  514991 , difficulty:  989753 , date:  "2015-06-12 18:37:11" },
  { height:  514992 , difficulty:  994437 , date:  "2015-06-12 18:37:26" },
  { height:  514993 , difficulty:  993914 , date:  "2015-06-12 18:39:48" },
  { height:  514994 , difficulty:  993688 , date:  "2015-06-12 18:41:20" },
  { height:  514995 , difficulty:  990295 , date:  "2015-06-12 18:40:49" },
  { height:  514996 , difficulty:  993433 , date:  "2015-06-12 18:43:02" },
  { height:  514997 , difficulty:  988563 , date:  "2015-06-12 18:44:00" },
  { height:  514998 , difficulty:  990624 , date:  "2015-06-12 18:43:37" },
  { height:  514999 , difficulty:  994004 , date:  "2015-06-12 18:47:02" },
  { height:  515000 , difficulty:  989840 , date:  "2015-06-12 18:49:10" },
  { height:  515001 , difficulty:  991598 , date:  "2015-06-12 18:49:55" },
  { height:  515002 , difficulty:  986509 , date:  "2015-06-12 18:51:34" },
  { height:  515003 , difficulty:  987044 , date:  "2015-06-12 18:51:41" },
  { height:  515004 , difficulty:  985841 , date:  "2015-06-12 18:51:43" },
  { height:  515005 , difficulty:  987374 , date:  "2015-06-12 18:52:06" },
  { height:  515006 , difficulty:  989352 , date:  "2015-06-12 18:55:10" },
  { height:  515007 , difficulty:  990397 , date:  "2015-06-12 18:55:48" },
  { height:  515008 , difficulty:  991562 , date:  "2015-06-12 18:55:52" },
  { height:  515009 , difficulty:  990640 , date:  "2015-06-12 18:57:54" },
  { height:  515010 , difficulty:  989488 , date:  "2015-06-12 18:57:57" },
  { height:  515011 , difficulty:  989367 , date:  "2015-06-12 18:59:36" },
  { height:  515012 , difficulty:  988633 , date:  "2015-06-12 19:00:39" },
  { height:  515013 , difficulty:  987756 , date:  "2015-06-12 18:59:57" },
  { height:  515014 , difficulty:  989591 , date:  "2015-06-12 19:00:42" },
  { height:  515015 , difficulty:  990771 , date:  "2015-06-12 19:01:04" },
  { height:  515016 , difficulty:  990909 , date:  "2015-06-12 19:01:10" },
  { height:  515017 , difficulty:  991786 , date:  "2015-06-12 19:01:28" },
  { height:  515018 , difficulty:  992463 , date:  "2015-06-12 19:01:46" },
  { height:  515019 , difficulty:  998642 , date:  "2015-06-12 19:02:53" },
  { height:  515020 , difficulty:  1007034 , date:  "2015-06-12 19:03:00" },
  { height:  515021 , difficulty:  1007484 , date:  "2015-06-12 19:04:01" },
  { height:  515022 , difficulty:  1006255 , date:  "2015-06-12 19:04:03" },
  { height:  515023 , difficulty:  1008699 , date:  "2015-06-12 19:04:20" },
  { height:  515024 , difficulty:  1010229 , date:  "2015-06-12 19:05:24" },
  { height:  515025 , difficulty:  1009520 , date:  "2015-06-12 19:07:15" },
  { height:  515026 , difficulty:  1010894 , date:  "2015-06-12 19:10:27" },
  { height:  515027 , difficulty:  1026930 , date:  "2015-06-12 19:11:11" },
  { height:  515028 , difficulty:  1022673 , date:  "2015-06-12 19:13:32" },
  { height:  515029 , difficulty:  1028698 , date:  "2015-06-12 19:13:38" },
  { height:  515030 , difficulty:  1035762 , date:  "2015-06-12 19:13:42" },
  { height:  515031 , difficulty:  1031625 , date:  "2015-06-12 19:14:23" },
  { height:  515032 , difficulty:  1032020 , date:  "2015-06-12 19:14:50" },
  { height:  515033 , difficulty:  1027854 , date:  "2015-06-12 19:14:52" },
  { height:  515034 , difficulty:  1029009 , date:  "2015-06-12 19:16:13" },
  { height:  515035 , difficulty:  1026730 , date:  "2015-06-12 19:18:19" },
  { height:  515036 , difficulty:  1028259 , date:  "2015-06-12 19:21:04" },
  { height:  515037 , difficulty:  1029119 , date:  "2015-06-12 19:21:08" },
  { height:  515038 , difficulty:  1033657 , date:  "2015-06-12 19:23:14" },
  { height:  515039 , difficulty:  1030982 , date:  "2015-06-12 19:23:39" },
  { height:  515040 , difficulty:  1033158 , date:  "2015-06-12 19:26:16" },
  { height:  515041 , difficulty:  1032361 , date:  "2015-06-12 19:26:18" },
  { height:  515042 , difficulty:  1032178 , date:  "2015-06-12 19:28:56" },
  { height:  515043 , difficulty:  1033420 , date:  "2015-06-12 19:29:54" },
  { height:  515044 , difficulty:  1029840 , date:  "2015-06-12 19:32:03" },
  { height:  515045 , difficulty:  1034117 , date:  "2015-06-12 19:35:29" },
  { height:  515046 , difficulty:  1036490 , date:  "2015-06-12 19:35:43" },
  { height:  515047 , difficulty:  1032537 , date:  "2015-06-12 19:38:17" },
  { height:  515048 , difficulty:  1025542 , date:  "2015-06-12 19:39:48" },
  { height:  515049 , difficulty:  1037364 , date:  "2015-06-12 19:39:53" },
  { height:  515050 , difficulty:  1037910 , date:  "2015-06-12 19:41:32" },
  { height:  515051 , difficulty:  1033381 , date:  "2015-06-12 19:41:34" },
  { height:  515052 , difficulty:  1033673 , date:  "2015-06-12 19:42:35" },
  { height:  515053 , difficulty:  1032301 , date:  "2015-06-12 19:42:39" },
  { height:  515054 , difficulty:  1038711 , date:  "2015-06-12 19:43:13" },
  { height:  515055 , difficulty:  1034064 , date:  "2015-06-12 19:43:14" },
  { height:  515056 , difficulty:  1035715 , date:  "2015-06-12 19:44:52" },
  { height:  515057 , difficulty:  1035252 , date:  "2015-06-12 19:45:07" },
  { height:  515058 , difficulty:  1022050 , date:  "2015-06-12 19:46:54" },
  { height:  515059 , difficulty:  1022954 , date:  "2015-06-12 19:46:15" },
  { height:  515060 , difficulty:  1022541 , date:  "2015-06-12 19:47:08" },
  { height:  515061 , difficulty:  1019976 , date:  "2015-06-12 19:48:56" },
  { height:  515062 , difficulty:  1020737 , date:  "2015-06-12 19:53:41" },
  { height:  515063 , difficulty:  1018708 , date:  "2015-06-12 19:54:44" },
  { height:  515064 , difficulty:  1019656 , date:  "2015-06-12 19:56:50" },
  { height:  515065 , difficulty:  1023789 , date:  "2015-06-12 19:59:10" },
  { height:  515066 , difficulty:  1022961 , date:  "2015-06-12 20:00:12" },
  { height:  515067 , difficulty:  1023416 , date:  "2015-06-12 20:00:52" },
  { height:  515068 , difficulty:  1028316 , date:  "2015-06-12 20:01:37" },
  { height:  515069 , difficulty:  1024199 , date:  "2015-06-12 20:02:04" },
  { height:  515070 , difficulty:  1022887 , date:  "2015-06-12 20:02:06" },
  { height:  515071 , difficulty:  1025318 , date:  "2015-06-12 20:02:09" },
  { height:  515072 , difficulty:  1023503 , date:  "2015-06-12 20:02:19" },
  { height:  515073 , difficulty:  1023495 , date:  "2015-06-12 20:02:42" },
  { height:  515074 , difficulty:  1025459 , date:  "2015-06-12 20:02:51" },
  { height:  515075 , difficulty:  1022059 , date:  "2015-06-12 20:02:57" },
  { height:  515076 , difficulty:  1020161 , date:  "2015-06-12 20:05:41" },
  { height:  515077 , difficulty:  1019016 , date:  "2015-06-12 20:04:56" },
  { height:  515078 , difficulty:  1017032 , date:  "2015-06-12 20:07:16" },
  { height:  515079 , difficulty:  1022166 , date:  "2015-06-12 20:09:28" },
  { height:  515080 , difficulty:  1022467 , date:  "2015-06-12 20:09:29" },
  { height:  515081 , difficulty:  1022680 , date:  "2015-06-12 20:10:21" },
  { height:  515082 , difficulty:  1017262 , date:  "2015-06-12 20:11:43" },
  { height:  515083 , difficulty:  1016344 , date:  "2015-06-12 20:12:59" },
  { height:  515084 , difficulty:  1017945 , date:  "2015-06-12 20:13:10" },
  { height:  515085 , difficulty:  1015761 , date:  "2015-06-12 20:14:06" },
  { height:  515086 , difficulty:  1016517 , date:  "2015-06-12 20:14:34" },
  { height:  515087 , difficulty:  1017982 , date:  "2015-06-12 20:16:33" },
  { height:  515088 , difficulty:  1018489 , date:  "2015-06-12 20:20:07" },
  { height:  515089 , difficulty:  1020541 , date:  "2015-06-12 20:20:13" },
  { height:  515090 , difficulty:  1020712 , date:  "2015-06-12 20:24:18" },
  { height:  515091 , difficulty:  1025743 , date:  "2015-06-12 20:25:18" },
  { height:  515092 , difficulty:  1026110 , date:  "2015-06-12 20:25:23" },
  { height:  515093 , difficulty:  1025823 , date:  "2015-06-12 20:27:07" },
  { height:  515094 , difficulty:  1028608 , date:  "2015-06-12 20:27:28" },
  { height:  515095 , difficulty:  1034539 , date:  "2015-06-12 20:29:36" },
  { height:  515096 , difficulty:  1038254 , date:  "2015-06-12 20:29:38" },
  { height:  515097 , difficulty:  1037119 , date:  "2015-06-12 20:30:41" },
  { height:  515098 , difficulty:  1037412 , date:  "2015-06-12 20:31:07" },
  { height:  515099 , difficulty:  1039857 , date:  "2015-06-12 20:31:14" },
  { height:  515100 , difficulty:  1039390 , date:  "2015-06-12 20:33:21" },
  { height:  515101 , difficulty:  1038987 , date:  "2015-06-12 20:34:20" },
  { height:  515102 , difficulty:  1037472 , date:  "2015-06-12 20:36:21" },
  { height:  515103 , difficulty:  1036465 , date:  "2015-06-12 20:36:25" },
  { height:  515104 , difficulty:  1033012 , date:  "2015-06-12 20:36:40" },
  { height:  515105 , difficulty:  1035064 , date:  "2015-06-12 20:39:32" },
  { height:  515106 , difficulty:  1037747 , date:  "2015-06-12 20:41:53" },
  { height:  515107 , difficulty:  1036984 , date:  "2015-06-12 20:41:55" },
  { height:  515108 , difficulty:  1037403 , date:  "2015-06-12 20:42:46" },
  { height:  515109 , difficulty:  1039151 , date:  "2015-06-12 20:44:12" },
  { height:  515110 , difficulty:  1040104 , date:  "2015-06-12 20:45:29" },
  { height:  515111 , difficulty:  1036491 , date:  "2015-06-12 20:45:32" },
  { height:  515112 , difficulty:  1034360 , date:  "2015-06-12 20:48:34" },
  { height:  515113 , difficulty:  1038035 , date:  "2015-06-12 20:48:38" },
  { height:  515114 , difficulty:  1034490 , date:  "2015-06-12 20:52:28" },
  { height:  515115 , difficulty:  1035283 , date:  "2015-06-12 20:52:38" },
  { height:  515116 , difficulty:  1030689 , date:  "2015-06-12 20:52:46" },
  { height:  515117 , difficulty:  1030979 , date:  "2015-06-12 20:52:51" },
  { height:  515118 , difficulty:  1027204 , date:  "2015-06-12 20:53:37" },
  { height:  515119 , difficulty:  1026002 , date:  "2015-06-12 20:55:16" },
  { height:  515120 , difficulty:  1023036 , date:  "2015-06-12 20:55:19" },
  { height:  515121 , difficulty:  1017195 , date:  "2015-06-12 20:58:21" },
  { height:  515122 , difficulty:  1021139 , date:  "2015-06-12 20:59:59" },
  { height:  515123 , difficulty:  1022355 , date:  "2015-06-12 21:00:22" },
  { height:  515124 , difficulty:  1021253 , date:  "2015-06-12 21:00:29" },
  { height:  515125 , difficulty:  1021478 , date:  "2015-06-12 21:02:22" },
  { height:  515126 , difficulty:  1021274 , date:  "2015-06-12 21:03:17" },
  { height:  515127 , difficulty:  1024386 , date:  "2015-06-12 21:04:09" },
  { height:  515128 , difficulty:  1022908 , date:  "2015-06-12 21:05:42" },
  { height:  515129 , difficulty:  1023986 , date:  "2015-06-12 21:08:22" },
  { height:  515130 , difficulty:  1023635 , date:  "2015-06-12 21:16:45" },
  { height:  515131 , difficulty:  1027043 , date:  "2015-06-12 21:18:49" },
  { height:  515132 , difficulty:  1024829 , date:  "2015-06-12 21:20:36" },
  { height:  515133 , difficulty:  1026014 , date:  "2015-06-12 21:24:23" },
  { height:  515134 , difficulty:  1025169 , date:  "2015-06-12 21:25:21" },
  { height:  515135 , difficulty:  1025373 , date:  "2015-06-12 21:25:30" },
  { height:  515136 , difficulty:  1027463 , date:  "2015-06-12 21:26:05" },
  { height:  515137 , difficulty:  1024573 , date:  "2015-06-12 21:26:07" },
  { height:  515138 , difficulty:  1016642 , date:  "2015-06-12 21:29:52" },
  { height:  515139 , difficulty:  1017255 , date:  "2015-06-12 21:31:09" },
  { height:  515140 , difficulty:  1013907 , date:  "2015-06-12 21:31:15" },
  { height:  515141 , difficulty:  1010418 , date:  "2015-06-12 21:32:36" },
  { height:  515142 , difficulty:  1009304 , date:  "2015-06-12 21:33:47" },
  { height:  515143 , difficulty:  1008462 , date:  "2015-06-12 21:33:36" },
  { height:  515144 , difficulty:  1009451 , date:  "2015-06-12 21:33:45" },
  { height:  515145 , difficulty:  1011054 , date:  "2015-06-12 21:36:53" },
  { height:  515146 , difficulty:  1011519 , date:  "2015-06-12 21:36:57" },
  { height:  515147 , difficulty:  1015504 , date:  "2015-06-12 21:39:12" },
  { height:  515148 , difficulty:  1016183 , date:  "2015-06-12 21:39:40" },
  { height:  515149 , difficulty:  1015865 , date:  "2015-06-12 21:39:53" },
  { height:  515150 , difficulty:  1016247 , date:  "2015-06-12 21:39:57" },
  { height:  515151 , difficulty:  1017833 , date:  "2015-06-12 21:40:45" },
  { height:  515152 , difficulty:  1019815 , date:  "2015-06-12 21:41:19" },
  { height:  515153 , difficulty:  1019640 , date:  "2015-06-12 21:41:24" },
  { height:  515154 , difficulty:  1017224 , date:  "2015-06-12 21:45:07" },
  { height:  515155 , difficulty:  1015944 , date:  "2015-06-12 21:45:12" },
  { height:  515156 , difficulty:  1016353 , date:  "2015-06-12 21:45:21" },
  { height:  515157 , difficulty:  1017034 , date:  "2015-06-12 21:46:15" },
  { height:  515158 , difficulty:  1014956 , date:  "2015-06-12 21:47:41" },
  { height:  515159 , difficulty:  1013723 , date:  "2015-06-12 21:48:22" },
  { height:  515160 , difficulty:  1016665 , date:  "2015-06-12 21:48:26" },
  { height:  515161 , difficulty:  1017266 , date:  "2015-06-12 21:48:53" },
  { height:  515162 , difficulty:  1016804 , date:  "2015-06-12 21:50:50" },
  { height:  515163 , difficulty:  1014043 , date:  "2015-06-12 21:51:05" },
  { height:  515164 , difficulty:  1008778 , date:  "2015-06-12 21:51:26" },
  { height:  515165 , difficulty:  1010470 , date:  "2015-06-12 21:52:36" },
  { height:  515166 , difficulty:  1004778 , date:  "2015-06-12 21:52:43" },
  { height:  515167 , difficulty:  1003447 , date:  "2015-06-12 21:54:18" },
  { height:  515168 , difficulty:  1004039 , date:  "2015-06-12 21:54:59" },
  { height:  515169 , difficulty:  1001357 , date:  "2015-06-12 21:55:00" },
  { height:  515170 , difficulty:  1002069 , date:  "2015-06-12 21:55:22" },
  { height:  515171 , difficulty:  1000269 , date:  "2015-06-12 21:56:36" },
  { height:  515172 , difficulty:  1002406 , date:  "2015-06-12 21:56:50" },
  { height:  515173 , difficulty:  1001305 , date:  "2015-06-12 21:58:55" },
  { height:  515174 , difficulty:  1001021 , date:  "2015-06-12 21:58:58" },
  { height:  515175 , difficulty:  1001195 , date:  "2015-06-12 21:59:53" },
  { height:  515176 , difficulty:  999514 , date:  "2015-06-12 22:00:50" },
  { height:  515177 , difficulty:  998794 , date:  "2015-06-12 22:01:06" },
  { height:  515178 , difficulty:  996230 , date:  "2015-06-12 22:03:49" },
  { height:  515179 , difficulty:  996459 , date:  "2015-06-12 22:03:59" },
  { height:  515180 , difficulty:  997857 , date:  "2015-06-12 22:07:47" },
  { height:  515181 , difficulty:  993691 , date:  "2015-06-12 22:07:55" },
  { height:  515182 , difficulty:  990277 , date:  "2015-06-12 22:10:55" },
  { height:  515183 , difficulty:  990647 , date:  "2015-06-12 22:10:58" },
  { height:  515184 , difficulty:  990417 , date:  "2015-06-12 22:11:13" },
  { height:  515185 , difficulty:  988495 , date:  "2015-06-12 22:13:29" },
  { height:  515186 , difficulty:  987009 , date:  "2015-06-12 22:14:19" },
  { height:  515187 , difficulty:  987291 , date:  "2015-06-12 22:15:07" },
  { height:  515188 , difficulty:  986217 , date:  "2015-06-12 22:15:31" },
  { height:  515189 , difficulty:  986641 , date:  "2015-06-12 22:15:36" },
  { height:  515190 , difficulty:  981078 , date:  "2015-06-12 22:15:44" },
  { height:  515191 , difficulty:  983246 , date:  "2015-06-12 22:16:18" },
  { height:  515192 , difficulty:  983341 , date:  "2015-06-12 22:16:29" },
  { height:  515193 , difficulty:  985756 , date:  "2015-06-12 22:17:09" },
  { height:  515194 , difficulty:  986006 , date:  "2015-06-12 22:17:18" },
  { height:  515195 , difficulty:  985863 , date:  "2015-06-12 22:17:23" },
  { height:  515196 , difficulty:  994040 , date:  "2015-06-12 22:17:38" },
  { height:  515197 , difficulty:  989371 , date:  "2015-06-12 22:18:59" },
  { height:  515198 , difficulty:  987613 , date:  "2015-06-12 22:22:00" },
  { height:  515199 , difficulty:  987663 , date:  "2015-06-12 22:22:25" },
  { height:  515200 , difficulty:  991659 , date:  "2015-06-12 22:22:31" },
  { height:  515201 , difficulty:  988771 , date:  "2015-06-12 22:23:03" },
  { height:  515202 , difficulty:  988004 , date:  "2015-06-12 22:26:19" },
  { height:  515203 , difficulty:  990928 , date:  "2015-06-12 22:26:21" },
  { height:  515204 , difficulty:  991177 , date:  "2015-06-12 22:28:30" },
  { height:  515205 , difficulty:  988722 , date:  "2015-06-12 22:28:43" },
  { height:  515206 , difficulty:  977532 , date:  "2015-06-12 22:29:13" },
  { height:  515207 , difficulty:  974939 , date:  "2015-06-12 22:29:18" },
  { height:  515208 , difficulty:  972467 , date:  "2015-06-12 22:32:02" },
  { height:  515209 , difficulty:  971254 , date:  "2015-06-12 22:32:07" },
  { height:  515210 , difficulty:  970126 , date:  "2015-06-12 22:34:42" },
  { height:  515211 , difficulty:  977231 , date:  "2015-06-12 22:37:34" },
  { height:  515212 , difficulty:  976888 , date:  "2015-06-12 22:37:38" },
  { height:  515213 , difficulty:  977562 , date:  "2015-06-12 22:39:03" },
  { height:  515214 , difficulty:  974230 , date:  "2015-06-12 22:39:07" },
  { height:  515215 , difficulty:  974449 , date:  "2015-06-12 22:39:29" },
  { height:  515216 , difficulty:  974798 , date:  "2015-06-12 22:40:45" },
  { height:  515217 , difficulty:  973856 , date:  "2015-06-12 22:40:40" },
  { height:  515218 , difficulty:  972697 , date:  "2015-06-12 22:41:35" },
  { height:  515219 , difficulty:  973299 , date:  "2015-06-12 22:41:39" },
  { height:  515220 , difficulty:  973581 , date:  "2015-06-12 22:43:27" },
  { height:  515221 , difficulty:  971026 , date:  "2015-06-12 22:44:21" },
  { height:  515222 , difficulty:  973356 , date:  "2015-06-12 22:44:26" },
  { height:  515223 , difficulty:  971940 , date:  "2015-06-12 22:44:46" },
  { height:  515224 , difficulty:  971660 , date:  "2015-06-12 22:46:25" },
  { height:  515225 , difficulty:  971676 , date:  "2015-06-12 22:46:49" },
  { height:  515226 , difficulty:  973933 , date:  "2015-06-12 22:48:23" },
  { height:  515227 , difficulty:  974297 , date:  "2015-06-12 22:50:45" },
  { height:  515228 , difficulty:  973941 , date:  "2015-06-12 22:51:00" },
  { height:  515229 , difficulty:  977553 , date:  "2015-06-12 22:54:04" },
  { height:  515230 , difficulty:  972039 , date:  "2015-06-12 22:54:08" },
  { height:  515231 , difficulty:  974680 , date:  "2015-06-12 22:54:28" },
  { height:  515232 , difficulty:  978970 , date:  "2015-06-12 23:00:22" },
  { height:  515233 , difficulty:  980244 , date:  "2015-06-12 23:02:21" },
  { height:  515234 , difficulty:  978777 , date:  "2015-06-12 23:02:26" },
  { height:  515235 , difficulty:  977966 , date:  "2015-06-12 23:03:17" },
  { height:  515236 , difficulty:  979073 , date:  "2015-06-12 23:04:29" },
  { height:  515237 , difficulty:  978655 , date:  "2015-06-12 23:04:48" },
  { height:  515238 , difficulty:  977374 , date:  "2015-06-12 23:06:13" },
  { height:  515239 , difficulty:  977616 , date:  "2015-06-12 23:08:03" },
  { height:  515240 , difficulty:  977650 , date:  "2015-06-12 23:08:19" },
  { height:  515241 , difficulty:  976302 , date:  "2015-06-12 23:08:53" },
  { height:  515242 , difficulty:  978042 , date:  "2015-06-12 23:10:47" },
  { height:  515243 , difficulty:  978335 , date:  "2015-06-12 23:10:50" },
  { height:  515244 , difficulty:  977729 , date:  "2015-06-12 23:11:29" },
  { height:  515245 , difficulty:  985998 , date:  "2015-06-12 23:11:52" },
  { height:  515246 , difficulty:  986202 , date:  "2015-06-12 23:11:56" },
  { height:  515247 , difficulty:  984444 , date:  "2015-06-12 23:12:03" },
  { height:  515248 , difficulty:  988028 , date:  "2015-06-12 23:12:34" },
  { height:  515249 , difficulty:  984888 , date:  "2015-06-12 23:12:55" },
  { height:  515250 , difficulty:  985119 , date:  "2015-06-12 23:12:57" },
  { height:  515251 , difficulty:  986424 , date:  "2015-06-12 23:13:09" },
  { height:  515252 , difficulty:  985188 , date:  "2015-06-12 23:13:28" },
  { height:  515253 , difficulty:  985911 , date:  "2015-06-12 23:13:47" },
  { height:  515254 , difficulty:  983133 , date:  "2015-06-12 23:14:00" },
  { height:  515255 , difficulty:  984621 , date:  "2015-06-12 23:15:57" },
  { height:  515256 , difficulty:  978717 , date:  "2015-06-12 23:16:47" },
  { height:  515257 , difficulty:  979420 , date:  "2015-06-12 23:16:53" },
  { height:  515258 , difficulty:  975288 , date:  "2015-06-12 23:17:40" },
  { height:  515259 , difficulty:  985095 , date:  "2015-06-12 23:18:26" },
  { height:  515260 , difficulty:  985159 , date:  "2015-06-12 23:19:35" },
  { height:  515261 , difficulty:  983323 , date:  "2015-06-12 23:19:44" },
  { height:  515262 , difficulty:  982340 , date:  "2015-06-12 23:20:03" },
  { height:  515263 , difficulty:  981413 , date:  "2015-06-12 23:20:04" },
  { height:  515264 , difficulty:  985163 , date:  "2015-06-12 23:21:16" },
  { height:  515265 , difficulty:  985233 , date:  "2015-06-12 23:21:20" },
  { height:  515266 , difficulty:  987225 , date:  "2015-06-12 23:21:41" },
  { height:  515267 , difficulty:  988310 , date:  "2015-06-12 23:21:44" },
  { height:  515268 , difficulty:  988253 , date:  "2015-06-12 23:22:56" },
  { height:  515269 , difficulty:  987868 , date:  "2015-06-12 23:23:30" },
  { height:  515270 , difficulty:  988451 , date:  "2015-06-12 23:24:19" },
  { height:  515271 , difficulty:  992684 , date:  "2015-06-12 23:24:48" },
  { height:  515272 , difficulty:  993355 , date:  "2015-06-12 23:25:29" },
  { height:  515273 , difficulty:  992617 , date:  "2015-06-12 23:26:11" },
  { height:  515274 , difficulty:  987744 , date:  "2015-06-12 23:26:16" },
  { height:  515275 , difficulty:  987507 , date:  "2015-06-12 23:28:03" },
  { height:  515276 , difficulty:  990217 , date:  "2015-06-12 23:30:59" },
  { height:  515277 , difficulty:  990707 , date:  "2015-06-12 23:31:16" },
  { height:  515278 , difficulty:  986298 , date:  "2015-06-12 23:31:23" },
  { height:  515279 , difficulty:  987061 , date:  "2015-06-12 23:35:29" },
  { height:  515280 , difficulty:  984417 , date:  "2015-06-12 23:35:31" },
  { height:  515281 , difficulty:  991254 , date:  "2015-06-12 23:35:54" },
  { height:  515282 , difficulty:  990637 , date:  "2015-06-12 23:36:02" },
  { height:  515283 , difficulty:  992499 , date:  "2015-06-12 23:36:07" },
  { height:  515284 , difficulty:  988192 , date:  "2015-06-12 23:36:27" },
  { height:  515285 , difficulty:  989326 , date:  "2015-06-12 23:36:36" },
  { height:  515286 , difficulty:  985187 , date:  "2015-06-12 23:38:54" },
  { height:  515287 , difficulty:  980996 , date:  "2015-06-12 23:38:58" },
  { height:  515288 , difficulty:  982183 , date:  "2015-06-12 23:39:24" },
  { height:  515289 , difficulty:  980802 , date:  "2015-06-12 23:39:42" },
  { height:  515290 , difficulty:  981432 , date:  "2015-06-12 23:40:34" },
  { height:  515291 , difficulty:  982012 , date:  "2015-06-12 23:43:01" },
  { height:  515292 , difficulty:  980249 , date:  "2015-06-12 23:43:05" },
  { height:  515293 , difficulty:  983061 , date:  "2015-06-12 23:45:17" },
  { height:  515294 , difficulty:  987236 , date:  "2015-06-12 23:47:41" },
  { height:  515295 , difficulty:  988095 , date:  "2015-06-12 23:51:47" },
  { height:  515296 , difficulty:  985267 , date:  "2015-06-12 23:54:00" },
  { height:  515297 , difficulty:  984557 , date:  "2015-06-12 23:55:17" },
  { height:  515298 , difficulty:  985827 , date:  "2015-06-12 23:57:59" },
  { height:  515299 , difficulty:  986110 , date:  "2015-06-12 23:58:26" },
  { height:  515300 , difficulty:  983543 , date:  "2015-06-12 23:58:41" },
  { height:  515301 , difficulty:  985880 , date:  "2015-06-12 23:58:47" },
  { height:  515302 , difficulty:  984112 , date:  "2015-06-13 00:00:13" },
  { height:  515303 , difficulty:  980367 , date:  "2015-06-13 00:00:16" },
  { height:  515304 , difficulty:  981331 , date:  "2015-06-13 00:03:53" },
  { height:  515305 , difficulty:  976995 , date:  "2015-06-13 00:03:55" },
  { height:  515306 , difficulty:  977493 , date:  "2015-06-13 00:04:15" },
  { height:  515307 , difficulty:  979078 , date:  "2015-06-13 00:05:59" },
  { height:  515308 , difficulty:  970763 , date:  "2015-06-13 00:06:48" },
  { height:  515309 , difficulty:  967854 , date:  "2015-06-13 00:07:44" },
  { height:  515310 , difficulty:  968153 , date:  "2015-06-13 00:08:10" },
  { height:  515311 , difficulty:  967999 , date:  "2015-06-13 00:09:10" },
  { height:  515312 , difficulty:  975569 , date:  "2015-06-13 00:09:37" },
  { height:  515313 , difficulty:  975247 , date:  "2015-06-13 00:11:37" },
  { height:  515314 , difficulty:  975701 , date:  "2015-06-13 00:12:07" },
  { height:  515315 , difficulty:  973690 , date:  "2015-06-13 00:12:08" },
  { height:  515316 , difficulty:  973919 , date:  "2015-06-13 00:12:24" },
  { height:  515317 , difficulty:  973416 , date:  "2015-06-13 00:13:07" },
  { height:  515318 , difficulty:  970625 , date:  "2015-06-13 00:13:19" },
  { height:  515319 , difficulty:  972927 , date:  "2015-06-13 00:15:07" },
  { height:  515320 , difficulty:  972564 , date:  "2015-06-13 00:14:38" },
  { height:  515321 , difficulty:  972708 , date:  "2015-06-13 00:15:34" },
  { height:  515322 , difficulty:  977380 , date:  "2015-06-13 00:17:41" },
  { height:  515323 , difficulty:  977467 , date:  "2015-06-13 00:17:46" },
  { height:  515324 , difficulty:  978371 , date:  "2015-06-13 00:18:32" },
  { height:  515325 , difficulty:  979241 , date:  "2015-06-13 00:18:54" },
  { height:  515326 , difficulty:  980654 , date:  "2015-06-13 00:19:25" },
  { height:  515327 , difficulty:  982529 , date:  "2015-06-13 00:21:05" },
  { height:  515328 , difficulty:  986210 , date:  "2015-06-13 00:25:59" },
  { height:  515329 , difficulty:  986181 , date:  "2015-06-13 00:26:56" },
  { height:  515330 , difficulty:  986009 , date:  "2015-06-13 00:27:25" },
  { height:  515331 , difficulty:  985920 , date:  "2015-06-13 00:28:25" },
  { height:  515332 , difficulty:  984728 , date:  "2015-06-13 00:28:26" },
  { height:  515333 , difficulty:  984959 , date:  "2015-06-13 00:28:53" },
  { height:  515334 , difficulty:  984336 , date:  "2015-06-13 00:28:57" },
  { height:  515335 , difficulty:  985896 , date:  "2015-06-13 00:31:02" },
  { height:  515336 , difficulty:  984288 , date:  "2015-06-13 00:32:44" },
  { height:  515337 , difficulty:  984723 , date:  "2015-06-13 00:32:55" },
  { height:  515338 , difficulty:  984663 , date:  "2015-06-13 00:32:58" },
  { height:  515339 , difficulty:  984928 , date:  "2015-06-13 00:34:08" },
  { height:  515340 , difficulty:  988412 , date:  "2015-06-13 00:34:11" },
  { height:  515341 , difficulty:  988742 , date:  "2015-06-13 00:35:03" },
  { height:  515342 , difficulty:  988363 , date:  "2015-06-13 00:35:34" },
  { height:  515343 , difficulty:  988564 , date:  "2015-06-13 00:35:59" },
  { height:  515344 , difficulty:  988078 , date:  "2015-06-13 00:36:03" },
  { height:  515345 , difficulty:  987454 , date:  "2015-06-13 00:37:43" },
  { height:  515346 , difficulty:  986393 , date:  "2015-06-13 00:37:48" },
  { height:  515347 , difficulty:  989373 , date:  "2015-06-13 00:38:56" },
  { height:  515348 , difficulty:  992231 , date:  "2015-06-13 00:40:03" },
  { height:  515349 , difficulty:  991225 , date:  "2015-06-13 00:40:09" },
  { height:  515350 , difficulty:  993162 , date:  "2015-06-13 00:40:28" },
  { height:  515351 , difficulty:  990554 , date:  "2015-06-13 00:42:14" },
  { height:  515352 , difficulty:  986792 , date:  "2015-06-13 00:43:01" },
  { height:  515353 , difficulty:  987616 , date:  "2015-06-13 00:43:02" },
  { height:  515354 , difficulty:  988186 , date:  "2015-06-13 00:43:08" },
  { height:  515355 , difficulty:  982157 , date:  "2015-06-13 00:44:11" },
  { height:  515356 , difficulty:  983722 , date:  "2015-06-13 00:45:03" },
  { height:  515357 , difficulty:  984850 , date:  "2015-06-13 00:45:37" },
  { height:  515358 , difficulty:  987181 , date:  "2015-06-13 00:47:05" },
  { height:  515359 , difficulty:  991007 , date:  "2015-06-13 00:47:06" },
  { height:  515360 , difficulty:  992056 , date:  "2015-06-13 00:47:10" },
  { height:  515361 , difficulty:  994686 , date:  "2015-06-13 00:49:36" },
  { height:  515362 , difficulty:  991027 , date:  "2015-06-13 00:51:58" },
  { height:  515363 , difficulty:  994023 , date:  "2015-06-13 00:51:17" },
  { height:  515364 , difficulty:  994564 , date:  "2015-06-13 00:51:42" },
  { height:  515365 , difficulty:  995571 , date:  "2015-06-13 00:51:51" },
  { height:  515366 , difficulty:  994357 , date:  "2015-06-13 00:52:16" },
  { height:  515367 , difficulty:  990718 , date:  "2015-06-13 00:52:31" },
  { height:  515368 , difficulty:  992842 , date:  "2015-06-13 00:52:51" },
  { height:  515369 , difficulty:  989598 , date:  "2015-06-13 00:55:21" },
  { height:  515370 , difficulty:  988852 , date:  "2015-06-13 00:55:28" },
  { height:  515371 , difficulty:  982357 , date:  "2015-06-13 00:55:55" },
  { height:  515372 , difficulty:  980341 , date:  "2015-06-13 00:57:38" },
  { height:  515373 , difficulty:  978402 , date:  "2015-06-13 00:58:19" },
  { height:  515374 , difficulty:  976365 , date:  "2015-06-13 00:58:48" },
  { height:  515375 , difficulty:  975959 , date:  "2015-06-13 01:01:44" },
  { height:  515376 , difficulty:  975762 , date:  "2015-06-13 01:05:45" },
  { height:  515377 , difficulty:  976445 , date:  "2015-06-13 01:05:50" },
  { height:  515378 , difficulty:  978841 , date:  "2015-06-13 01:06:10" },
  { height:  515379 , difficulty:  983050 , date:  "2015-06-13 01:07:42" },
  { height:  515380 , difficulty:  980972 , date:  "2015-06-13 01:09:28" },
  { height:  515381 , difficulty:  982346 , date:  "2015-06-13 01:09:32" },
  { height:  515382 , difficulty:  983584 , date:  "2015-06-13 01:09:36" },
  { height:  515383 , difficulty:  982981 , date:  "2015-06-13 01:11:35" },
  { height:  515384 , difficulty:  981744 , date:  "2015-06-13 01:11:40" },
  { height:  515385 , difficulty:  981017 , date:  "2015-06-13 01:12:46" },
  { height:  515386 , difficulty:  980717 , date:  "2015-06-13 01:13:04" },
  { height:  515387 , difficulty:  982628 , date:  "2015-06-13 01:14:09" },
  { height:  515388 , difficulty:  982188 , date:  "2015-06-13 01:14:13" },
  { height:  515389 , difficulty:  979134 , date:  "2015-06-13 01:15:39" },
  { height:  515390 , difficulty:  982028 , date:  "2015-06-13 01:15:42" },
  { height:  515391 , difficulty:  982064 , date:  "2015-06-13 01:15:51" },
  { height:  515392 , difficulty:  982859 , date:  "2015-06-13 01:16:27" },
  { height:  515393 , difficulty:  982652 , date:  "2015-06-13 01:16:58" },
  { height:  515394 , difficulty:  984878 , date:  "2015-06-13 01:16:59" },
  { height:  515395 , difficulty:  982825 , date:  "2015-06-13 01:17:14" },
  { height:  515396 , difficulty:  982210 , date:  "2015-06-13 01:19:30" },
  { height:  515397 , difficulty:  983327 , date:  "2015-06-13 01:19:33" },
  { height:  515398 , difficulty:  980083 , date:  "2015-06-13 01:20:37" },
  { height:  515399 , difficulty:  980266 , date:  "2015-06-13 01:23:39" },
  { height:  515400 , difficulty:  980611 , date:  "2015-06-13 01:25:50" },
  { height:  515401 , difficulty:  980931 , date:  "2015-06-13 01:27:54" },
  { height:  515402 , difficulty:  981849 , date:  "2015-06-13 01:30:52" },
  { height:  515403 , difficulty:  979994 , date:  "2015-06-13 01:30:59" },
  { height:  515404 , difficulty:  974042 , date:  "2015-06-13 01:31:21" },
  { height:  515405 , difficulty:  973003 , date:  "2015-06-13 01:31:27" },
  { height:  515406 , difficulty:  972811 , date:  "2015-06-13 01:34:50" },
  { height:  515407 , difficulty:  977546 , date:  "2015-06-13 01:35:17" },
  { height:  515408 , difficulty:  977674 , date:  "2015-06-13 01:35:47" },
  { height:  515409 , difficulty:  978123 , date:  "2015-06-13 01:36:23" },
  { height:  515410 , difficulty:  978221 , date:  "2015-06-13 01:37:09" },
  { height:  515411 , difficulty:  983171 , date:  "2015-06-13 01:37:29" },
  { height:  515412 , difficulty:  980495 , date:  "2015-06-13 01:37:50" },
  { height:  515413 , difficulty:  980355 , date:  "2015-06-13 01:37:58" },
  { height:  515414 , difficulty:  980455 , date:  "2015-06-13 01:39:06" },
  { height:  515415 , difficulty:  979505 , date:  "2015-06-13 01:39:12" },
  { height:  515416 , difficulty:  979645 , date:  "2015-06-13 01:42:28" },
  { height:  515417 , difficulty:  978605 , date:  "2015-06-13 01:42:36" },
  { height:  515418 , difficulty:  978205 , date:  "2015-06-13 01:42:39" },
  { height:  515419 , difficulty:  979466 , date:  "2015-06-13 01:46:55" },
  { height:  515420 , difficulty:  979467 , date:  "2015-06-13 01:47:01" },
  { height:  515421 , difficulty:  977992 , date:  "2015-06-13 01:48:16" },
  { height:  515422 , difficulty:  981532 , date:  "2015-06-13 01:51:23" },
  { height:  515423 , difficulty:  979866 , date:  "2015-06-13 01:51:24" },
  { height:  515424 , difficulty:  978483 , date:  "2015-06-13 01:51:26" },
  { height:  515425 , difficulty:  981821 , date:  "2015-06-13 01:53:39" },
  { height:  515426 , difficulty:  981967 , date:  "2015-06-13 01:55:23" },
  { height:  515427 , difficulty:  979581 , date:  "2015-06-13 01:55:29" },
  { height:  515428 , difficulty:  980678 , date:  "2015-06-13 01:55:43" },
  { height:  515429 , difficulty:  981484 , date:  "2015-06-13 01:55:51" },
  { height:  515430 , difficulty:  983157 , date:  "2015-06-13 02:00:06" },
  { height:  515431 , difficulty:  981564 , date:  "2015-06-13 02:00:17" },
  { height:  515432 , difficulty:  980976 , date:  "2015-06-13 02:00:44" },
  { height:  515433 , difficulty:  981494 , date:  "2015-06-13 02:00:47" },
  { height:  515434 , difficulty:  980297 , date:  "2015-06-13 02:00:59" },
  { height:  515435 , difficulty:  981397 , date:  "2015-06-13 02:01:03" },
  { height:  515436 , difficulty:  981532 , date:  "2015-06-13 02:02:06" },
  { height:  515437 , difficulty:  977840 , date:  "2015-06-13 02:02:08" },
  { height:  515438 , difficulty:  976082 , date:  "2015-06-13 02:03:14" },
  { height:  515439 , difficulty:  978763 , date:  "2015-06-13 02:03:03" },
  { height:  515440 , difficulty:  982293 , date:  "2015-06-13 02:03:06" },
  { height:  515441 , difficulty:  982791 , date:  "2015-06-13 02:04:30" },
  { height:  515442 , difficulty:  983772 , date:  "2015-06-13 02:04:49" },
  { height:  515443 , difficulty:  985997 , date:  "2015-06-13 02:05:21" },
  { height:  515444 , difficulty:  986061 , date:  "2015-06-13 02:05:46" },
  { height:  515445 , difficulty:  982273 , date:  "2015-06-13 02:06:06" },
  { height:  515446 , difficulty:  983138 , date:  "2015-06-13 02:07:10" },
  { height:  515447 , difficulty:  982616 , date:  "2015-06-13 02:09:53" },
  { height:  515448 , difficulty:  983360 , date:  "2015-06-13 02:09:54" },
  { height:  515449 , difficulty:  982345 , date:  "2015-06-13 02:10:41" },
  { height:  515450 , difficulty:  983137 , date:  "2015-06-13 02:11:00" },
  { height:  515451 , difficulty:  978497 , date:  "2015-06-13 02:11:06" },
  { height:  515452 , difficulty:  978900 , date:  "2015-06-13 02:11:17" },
  { height:  515453 , difficulty:  980995 , date:  "2015-06-13 02:12:11" },
  { height:  515454 , difficulty:  982594 , date:  "2015-06-13 02:12:14" },
  { height:  515455 , difficulty:  984050 , date:  "2015-06-13 02:12:48" },
  { height:  515456 , difficulty:  982672 , date:  "2015-06-13 02:13:03" },
  { height:  515457 , difficulty:  987160 , date:  "2015-06-13 02:13:46" },
  { height:  515458 , difficulty:  987212 , date:  "2015-06-13 02:14:28" },
  { height:  515459 , difficulty:  984734 , date:  "2015-06-13 02:18:03" },
  { height:  515460 , difficulty:  984775 , date:  "2015-06-13 02:18:08" },
  { height:  515461 , difficulty:  983626 , date:  "2015-06-13 02:18:31" },
  { height:  515462 , difficulty:  983316 , date:  "2015-06-13 02:18:49" },
  { height:  515463 , difficulty:  982742 , date:  "2015-06-13 02:19:26" },
  { height:  515464 , difficulty:  985463 , date:  "2015-06-13 02:20:52" },
  { height:  515465 , difficulty:  986099 , date:  "2015-06-13 02:21:38" },
  { height:  515466 , difficulty:  986336 , date:  "2015-06-13 02:22:08" },
  { height:  515467 , difficulty:  987415 , date:  "2015-06-13 02:22:26" },
  { height:  515468 , difficulty:  987926 , date:  "2015-06-13 02:22:48" },
  { height:  515469 , difficulty:  990350 , date:  "2015-06-13 02:22:50" },
  { height:  515470 , difficulty:  990431 , date:  "2015-06-13 02:22:37" },
  { height:  515471 , difficulty:  991714 , date:  "2015-06-13 02:23:34" },
  { height:  515472 , difficulty:  989077 , date:  "2015-06-13 02:25:31" },
  { height:  515473 , difficulty:  998215 , date:  "2015-06-13 02:25:40" },
  { height:  515474 , difficulty:  996592 , date:  "2015-06-13 02:26:06" },
  { height:  515475 , difficulty:  995077 , date:  "2015-06-13 02:26:17" },
  { height:  515476 , difficulty:  991968 , date:  "2015-06-13 02:26:18" },
  { height:  515477 , difficulty:  991506 , date:  "2015-06-13 02:27:23" },
  { height:  515478 , difficulty:  987228 , date:  "2015-06-13 02:27:27" },
  { height:  515479 , difficulty:  989505 , date:  "2015-06-13 02:28:00" },
  { height:  515480 , difficulty:  989070 , date:  "2015-06-13 02:30:28" },
  { height:  515481 , difficulty:  990321 , date:  "2015-06-13 02:30:33" },
  { height:  515482 , difficulty:  985548 , date:  "2015-06-13 02:31:54" },
  { height:  515483 , difficulty:  987539 , date:  "2015-06-13 02:32:05" },
  { height:  515484 , difficulty:  986757 , date:  "2015-06-13 02:32:12" },
  { height:  515485 , difficulty:  985923 , date:  "2015-06-13 02:33:24" },
  { height:  515486 , difficulty:  986116 , date:  "2015-06-13 02:36:22" },
  { height:  515487 , difficulty:  989895 , date:  "2015-06-13 02:36:29" },
  { height:  515488 , difficulty:  990950 , date:  "2015-06-13 02:36:37" },
  { height:  515489 , difficulty:  991153 , date:  "2015-06-13 02:37:58" },
  { height:  515490 , difficulty:  989960 , date:  "2015-06-13 02:38:01" },
  { height:  515491 , difficulty:  990100 , date:  "2015-06-13 02:38:04" },
  { height:  515492 , difficulty:  987213 , date:  "2015-06-13 02:39:22" },
  { height:  515493 , difficulty:  987159 , date:  "2015-06-13 02:40:25" },
  { height:  515494 , difficulty:  991582 , date:  "2015-06-13 02:41:55" },
  { height:  515495 , difficulty:  987056 , date:  "2015-06-13 02:42:00" },
  { height:  515496 , difficulty:  992627 , date:  "2015-06-13 02:43:16" },
  { height:  515497 , difficulty:  991124 , date:  "2015-06-13 02:43:42" },
  { height:  515498 , difficulty:  987784 , date:  "2015-06-13 02:46:00" },
  { height:  515499 , difficulty:  987771 , date:  "2015-06-13 02:47:05" },
  { height:  515500 , difficulty:  992676 , date:  "2015-06-13 02:48:00" },
  { height:  515501 , difficulty:  989055 , date:  "2015-06-13 02:48:03" },
  { height:  515502 , difficulty:  987959 , date:  "2015-06-13 02:51:07" },
  { height:  515503 , difficulty:  987863 , date:  "2015-06-13 02:51:09" },
  { height:  515504 , difficulty:  989294 , date:  "2015-06-13 02:51:23" },
  { height:  515505 , difficulty:  989201 , date:  "2015-06-13 02:52:15" },
  { height:  515506 , difficulty:  983574 , date:  "2015-06-13 02:52:22" },
  { height:  515507 , difficulty:  984334 , date:  "2015-06-13 02:53:35" },
  { height:  515508 , difficulty:  984392 , date:  "2015-06-13 02:53:40" },
  { height:  515509 , difficulty:  989205 , date:  "2015-06-13 02:53:44" },
  { height:  515510 , difficulty:  988960 , date:  "2015-06-13 02:52:55" },
  { height:  515511 , difficulty:  991178 , date:  "2015-06-13 02:53:48" },
  { height:  515512 , difficulty:  990194 , date:  "2015-06-13 02:54:32" },
  { height:  515513 , difficulty:  992018 , date:  "2015-06-13 02:55:11" },
  { height:  515514 , difficulty:  991346 , date:  "2015-06-13 02:56:01" },
  { height:  515515 , difficulty:  991695 , date:  "2015-06-13 02:56:03" },
  { height:  515516 , difficulty:  992331 , date:  "2015-06-13 02:57:02" },
  { height:  515517 , difficulty:  992143 , date:  "2015-06-13 02:58:59" },
  { height:  515518 , difficulty:  995569 , date:  "2015-06-13 02:59:17" },
  { height:  515519 , difficulty:  994810 , date:  "2015-06-13 02:59:23" },
  { height:  515520 , difficulty:  1006496 , date:  "2015-06-13 02:59:27" },
  { height:  515521 , difficulty:  1006046 , date:  "2015-06-13 03:02:37" },
  { height:  515522 , difficulty:  1008032 , date:  "2015-06-13 03:02:18" },
  { height:  515523 , difficulty:  1003969 , date:  "2015-06-13 03:05:54" },
  { height:  515524 , difficulty:  1004843 , date:  "2015-06-13 03:09:12" },
  { height:  515525 , difficulty:  1003717 , date:  "2015-06-13 03:09:16" },
  { height:  515526 , difficulty:  1004395 , date:  "2015-06-13 03:10:22" },
  { height:  515527 , difficulty:  1004305 , date:  "2015-06-13 03:11:13" },
  { height:  515528 , difficulty:  1007900 , date:  "2015-06-13 03:11:23" },
  { height:  515529 , difficulty:  1008274 , date:  "2015-06-13 03:13:02" },
  { height:  515530 , difficulty:  1009165 , date:  "2015-06-13 03:13:50" },
  { height:  515531 , difficulty:  1008361 , date:  "2015-06-13 03:13:03" },
  { height:  515532 , difficulty:  1013311 , date:  "2015-06-13 03:14:31" },
  { height:  515533 , difficulty:  1012742 , date:  "2015-06-13 03:16:30" },
  { height:  515534 , difficulty:  1013003 , date:  "2015-06-13 03:16:32" },
  { height:  515535 , difficulty:  1008916 , date:  "2015-06-13 03:17:08" },
  { height:  515536 , difficulty:  1008877 , date:  "2015-06-13 03:17:22" },
  { height:  515537 , difficulty:  1009000 , date:  "2015-06-13 03:17:37" },
  { height:  515538 , difficulty:  1010488 , date:  "2015-06-13 03:17:58" },
  { height:  515539 , difficulty:  1010969 , date:  "2015-06-13 03:18:50" },
  { height:  515540 , difficulty:  1009523 , date:  "2015-06-13 03:18:55" },
  { height:  515541 , difficulty:  1008340 , date:  "2015-06-13 03:19:34" },
  { height:  515542 , difficulty:  1008920 , date:  "2015-06-13 03:19:59" },
  { height:  515543 , difficulty:  1008439 , date:  "2015-06-13 03:22:42" },
  { height:  515544 , difficulty:  1010708 , date:  "2015-06-13 03:24:04" },
  { height:  515545 , difficulty:  1010595 , date:  "2015-06-13 03:24:46" },
  { height:  515546 , difficulty:  1010624 , date:  "2015-06-13 03:25:28" },
  { height:  515547 , difficulty:  1010570 , date:  "2015-06-13 03:26:13" },
  { height:  515548 , difficulty:  1007245 , date:  "2015-06-13 03:26:19" },
  { height:  515549 , difficulty:  1008974 , date:  "2015-06-13 03:26:38" },
  { height:  515550 , difficulty:  1011647 , date:  "2015-06-13 03:26:41" },
  { height:  515551 , difficulty:  1011444 , date:  "2015-06-13 03:29:23" },
  { height:  515552 , difficulty:  1013496 , date:  "2015-06-13 03:29:26" },
  { height:  515553 , difficulty:  1011743 , date:  "2015-06-13 03:30:51" },
  { height:  515554 , difficulty:  1014395 , date:  "2015-06-13 03:31:46" },
  { height:  515555 , difficulty:  1013499 , date:  "2015-06-13 03:31:23" },
  { height:  515556 , difficulty:  1009408 , date:  "2015-06-13 03:32:49" },
  { height:  515557 , difficulty:  1011084 , date:  "2015-06-13 03:33:13" },
  { height:  515558 , difficulty:  1009164 , date:  "2015-06-13 03:33:15" },
  { height:  515559 , difficulty:  1010525 , date:  "2015-06-13 03:35:29" },
  { height:  515560 , difficulty:  1014051 , date:  "2015-06-13 03:36:17" },
  { height:  515561 , difficulty:  1013942 , date:  "2015-06-13 03:37:33" },
  { height:  515562 , difficulty:  1008952 , date:  "2015-06-13 03:37:39" },
  { height:  515563 , difficulty:  1011721 , date:  "2015-06-13 03:37:57" },
  { height:  515564 , difficulty:  1011930 , date:  "2015-06-13 03:40:19" },
  { height:  515565 , difficulty:  1009657 , date:  "2015-06-13 03:40:57" },
  { height:  515566 , difficulty:  1014123 , date:  "2015-06-13 03:41:03" },
  { height:  515567 , difficulty:  1014154 , date:  "2015-06-13 03:42:27" },
  { height:  515568 , difficulty:  1015737 , date:  "2015-06-13 03:42:55" },
  { height:  515569 , difficulty:  1015133 , date:  "2015-06-13 03:43:19" },
  { height:  515570 , difficulty:  1016214 , date:  "2015-06-13 03:43:24" },
  { height:  515571 , difficulty:  1016512 , date:  "2015-06-13 03:44:30" },
  { height:  515572 , difficulty:  1014436 , date:  "2015-06-13 03:44:56" },
  { height:  515573 , difficulty:  1015684 , date:  "2015-06-13 03:45:39" },
  { height:  515574 , difficulty:  1011757 , date:  "2015-06-13 03:45:46" },
  { height:  515575 , difficulty:  1010645 , date:  "2015-06-13 03:45:52" },
  { height:  515576 , difficulty:  1011663 , date:  "2015-06-13 03:47:06" },
  { height:  515577 , difficulty:  1015573 , date:  "2015-06-13 03:47:29" },
  { height:  515578 , difficulty:  1010449 , date:  "2015-06-13 03:48:10" },
  { height:  515579 , difficulty:  1010596 , date:  "2015-06-13 03:49:46" },
  { height:  515580 , difficulty:  1013117 , date:  "2015-06-13 03:49:50" },
  { height:  515581 , difficulty:  1011660 , date:  "2015-06-13 03:51:57" },
  { height:  515582 , difficulty:  1011655 , date:  "2015-06-13 03:53:07" },
  { height:  515583 , difficulty:  1011162 , date:  "2015-06-13 03:53:32" },
  { height:  515584 , difficulty:  1014160 , date:  "2015-06-13 03:55:17" },
  { height:  515585 , difficulty:  1014111 , date:  "2015-06-13 03:55:40" },
  { height:  515586 , difficulty:  1016099 , date:  "2015-06-13 03:57:41" },
  { height:  515587 , difficulty:  1031630 , date:  "2015-06-13 03:58:10" },
  { height:  515588 , difficulty:  1030509 , date:  "2015-06-13 03:59:08" },
  { height:  515589 , difficulty:  1030490 , date:  "2015-06-13 03:59:11" },
  { height:  515590 , difficulty:  1028988 , date:  "2015-06-13 03:59:23" },
  { height:  515591 , difficulty:  1029027 , date:  "2015-06-13 04:01:30" },
  { height:  515592 , difficulty:  1029145 , date:  "2015-06-13 04:02:56" },
  { height:  515593 , difficulty:  1026167 , date:  "2015-06-13 04:02:58" },
  { height:  515594 , difficulty:  1030288 , date:  "2015-06-13 04:05:45" },
  { height:  515595 , difficulty:  1030152 , date:  "2015-06-13 04:05:49" },
  { height:  515596 , difficulty:  1035273 , date:  "2015-06-13 04:05:54" },
  { height:  515597 , difficulty:  1030256 , date:  "2015-06-13 04:06:56" },
  { height:  515598 , difficulty:  1030670 , date:  "2015-06-13 04:10:20" },
  { height:  515599 , difficulty:  1029416 , date:  "2015-06-13 04:11:17" },
  { height:  515600 , difficulty:  1023815 , date:  "2015-06-13 04:11:23" },
  { height:  515601 , difficulty:  1029194 , date:  "2015-06-13 04:12:05" },
  { height:  515602 , difficulty:  1028181 , date:  "2015-06-13 04:13:01" },
  { height:  515603 , difficulty:  1028706 , date:  "2015-06-13 04:14:33" },
  { height:  515604 , difficulty:  1028560 , date:  "2015-06-13 04:15:04" },
  { height:  515605 , difficulty:  1027709 , date:  "2015-06-13 04:15:08" },
  { height:  515606 , difficulty:  1027918 , date:  "2015-06-13 04:17:00" },
  { height:  515607 , difficulty:  1026618 , date:  "2015-06-13 04:17:15" },
  { height:  515608 , difficulty:  1027105 , date:  "2015-06-13 04:19:23" },
  { height:  515609 , difficulty:  1025381 , date:  "2015-06-13 04:20:18" },
  { height:  515610 , difficulty:  1025836 , date:  "2015-06-13 04:20:44" },
  { height:  515611 , difficulty:  1027725 , date:  "2015-06-13 04:21:53" },
  { height:  515612 , difficulty:  1028495 , date:  "2015-06-13 04:23:11" },
  { height:  515613 , difficulty:  1028173 , date:  "2015-06-13 04:23:26" },
  { height:  515614 , difficulty:  1028032 , date:  "2015-06-13 04:24:05" },
  { height:  515615 , difficulty:  1028189 , date:  "2015-06-13 04:24:08" },
  { height:  515616 , difficulty:  1028640 , date:  "2015-06-13 04:24:17" },
  { height:  515617 , difficulty:  1028642 , date:  "2015-06-13 04:24:44" },
  { height:  515618 , difficulty:  1032948 , date:  "2015-06-13 04:27:07" },
  { height:  515619 , difficulty:  1028293 , date:  "2015-06-13 04:27:52" },
  { height:  515620 , difficulty:  1026825 , date:  "2015-06-13 04:29:38" },
  { height:  515621 , difficulty:  1028363 , date:  "2015-06-13 04:30:02" },
  { height:  515622 , difficulty:  1027451 , date:  "2015-06-13 04:31:46" },
  { height:  515623 , difficulty:  1026332 , date:  "2015-06-13 04:32:06" },
  { height:  515624 , difficulty:  1028416 , date:  "2015-06-13 04:32:24" },
  { height:  515625 , difficulty:  1030486 , date:  "2015-06-13 04:32:44" },
  { height:  515626 , difficulty:  1034440 , date:  "2015-06-13 04:32:47" },
  { height:  515627 , difficulty:  1033955 , date:  "2015-06-13 04:33:41" },
  { height:  515628 , difficulty:  1034068 , date:  "2015-06-13 04:33:58" },
  { height:  515629 , difficulty:  1031733 , date:  "2015-06-13 04:34:58" },
  { height:  515630 , difficulty:  1034979 , date:  "2015-06-13 04:34:54" },
  { height:  515631 , difficulty:  1035152 , date:  "2015-06-13 04:36:14" },
  { height:  515632 , difficulty:  1037596 , date:  "2015-06-13 04:39:16" },
  { height:  515633 , difficulty:  1037074 , date:  "2015-06-13 04:40:15" },
  { height:  515634 , difficulty:  1039769 , date:  "2015-06-13 04:41:14" },
  { height:  515635 , difficulty:  1035878 , date:  "2015-06-13 04:41:56" },
  { height:  515636 , difficulty:  1034561 , date:  "2015-06-13 04:44:50" },
  { height:  515637 , difficulty:  1033070 , date:  "2015-06-13 04:46:31" },
  { height:  515638 , difficulty:  1035681 , date:  "2015-06-13 04:48:12" },
  { height:  515639 , difficulty:  1035375 , date:  "2015-06-13 04:48:40" },
  { height:  515640 , difficulty:  1032861 , date:  "2015-06-13 04:49:10" },
  { height:  515641 , difficulty:  1033592 , date:  "2015-06-13 04:51:03" },
  { height:  515642 , difficulty:  1034608 , date:  "2015-06-13 04:51:48" },
  { height:  515643 , difficulty:  1037423 , date:  "2015-06-13 04:53:00" },
  { height:  515644 , difficulty:  1037750 , date:  "2015-06-13 04:53:23" },
  { height:  515645 , difficulty:  1037566 , date:  "2015-06-13 04:54:36" },
  { height:  515646 , difficulty:  1041520 , date:  "2015-06-13 04:56:35" },
  { height:  515647 , difficulty:  1047858 , date:  "2015-06-13 04:56:36" },
  { height:  515648 , difficulty:  1047115 , date:  "2015-06-13 04:57:26" },
  { height:  515649 , difficulty:  1047294 , date:  "2015-06-13 04:58:26" },
  { height:  515650 , difficulty:  1052478 , date:  "2015-06-13 04:58:48" },
  { height:  515651 , difficulty:  1052366 , date:  "2015-06-13 04:59:52" },
  { height:  515652 , difficulty:  1053123 , date:  "2015-06-13 05:02:13" },
  { height:  515653 , difficulty:  1052469 , date:  "2015-06-13 05:02:47" },
  { height:  515654 , difficulty:  1056176 , date:  "2015-06-13 05:04:58" },
  { height:  515655 , difficulty:  1053676 , date:  "2015-06-13 05:05:39" },
  { height:  515656 , difficulty:  1054283 , date:  "2015-06-13 05:05:41" },
  { height:  515657 , difficulty:  1064947 , date:  "2015-06-13 05:07:55" },
  { height:  515658 , difficulty:  1062904 , date:  "2015-06-13 05:14:37" },
  { height:  515659 , difficulty:  1063543 , date:  "2015-06-13 05:14:42" },
  { height:  515660 , difficulty:  1063184 , date:  "2015-06-13 05:15:44" },
  { height:  515661 , difficulty:  1062887 , date:  "2015-06-13 05:15:46" },
  { height:  515662 , difficulty:  1061585 , date:  "2015-06-13 05:16:21" },
  { height:  515663 , difficulty:  1061064 , date:  "2015-06-13 05:17:53" },
  { height:  515664 , difficulty:  1061955 , date:  "2015-06-13 05:19:56" },
  { height:  515665 , difficulty:  1063037 , date:  "2015-06-13 05:19:57" },
  { height:  515666 , difficulty:  1063012 , date:  "2015-06-13 05:23:35" },
  { height:  515667 , difficulty:  1059555 , date:  "2015-06-13 05:24:42" },
  { height:  515668 , difficulty:  1061374 , date:  "2015-06-13 05:25:45" },
  { height:  515669 , difficulty:  1063288 , date:  "2015-06-13 05:25:33" },
  { height:  515670 , difficulty:  1059089 , date:  "2015-06-13 05:27:38" },
  { height:  515671 , difficulty:  1062228 , date:  "2015-06-13 05:27:41" },
  { height:  515672 , difficulty:  1063256 , date:  "2015-06-13 05:30:36" },
  { height:  515673 , difficulty:  1062098 , date:  "2015-06-13 05:31:35" },
  { height:  515674 , difficulty:  1061472 , date:  "2015-06-13 05:31:55" },
  { height:  515675 , difficulty:  1063777 , date:  "2015-06-13 05:32:51" },
  { height:  515676 , difficulty:  1065066 , date:  "2015-06-13 05:34:35" },
  { height:  515677 , difficulty:  1066947 , date:  "2015-06-13 05:34:37" },
  { height:  515678 , difficulty:  1065468 , date:  "2015-06-13 05:35:57" },
  { height:  515679 , difficulty:  1062705 , date:  "2015-06-13 05:36:01" },
  { height:  515680 , difficulty:  1062526 , date:  "2015-06-13 05:36:56" },
  { height:  515681 , difficulty:  1068287 , date:  "2015-06-13 05:37:30" },
  { height:  515682 , difficulty:  1066007 , date:  "2015-06-13 05:38:09" },
  { height:  515683 , difficulty:  1065721 , date:  "2015-06-13 05:40:07" },
  { height:  515684 , difficulty:  1065596 , date:  "2015-06-13 05:45:31" },
  { height:  515685 , difficulty:  1064018 , date:  "2015-06-13 05:46:15" },
  { height:  515686 , difficulty:  1066390 , date:  "2015-06-13 05:46:20" },
  { height:  515687 , difficulty:  1064941 , date:  "2015-06-13 05:46:27" },
  { height:  515688 , difficulty:  1063878 , date:  "2015-06-13 05:47:15" },
  { height:  515689 , difficulty:  1063568 , date:  "2015-06-13 05:50:32" },
  { height:  515690 , difficulty:  1063099 , date:  "2015-06-13 05:51:48" },
  { height:  515691 , difficulty:  1063260 , date:  "2015-06-13 05:52:03" },
  { height:  515692 , difficulty:  1063608 , date:  "2015-06-13 05:53:10" },
  { height:  515693 , difficulty:  1063389 , date:  "2015-06-13 05:55:39" },
  { height:  515694 , difficulty:  1061063 , date:  "2015-06-13 05:57:24" },
  { height:  515695 , difficulty:  1059911 , date:  "2015-06-13 05:59:21" },
  { height:  515696 , difficulty:  1058540 , date:  "2015-06-13 06:01:36" },
  { height:  515697 , difficulty:  1057893 , date:  "2015-06-13 06:03:17" },
  { height:  515698 , difficulty:  1055223 , date:  "2015-06-13 06:03:45" },
  { height:  515699 , difficulty:  1056617 , date:  "2015-06-13 06:05:14" },
  { height:  515700 , difficulty:  1059548 , date:  "2015-06-13 06:07:21" },
  { height:  515701 , difficulty:  1064985 , date:  "2015-06-13 06:08:20" },
  { height:  515702 , difficulty:  1066294 , date:  "2015-06-13 06:08:22" },
  { height:  515703 , difficulty:  1069074 , date:  "2015-06-13 06:10:21" },
  { height:  515704 , difficulty:  1068734 , date:  "2015-06-13 06:12:45" },
  { height:  515705 , difficulty:  1067076 , date:  "2015-06-13 06:15:14" },
  { height:  515706 , difficulty:  1068256 , date:  "2015-06-13 06:15:52" },
  { height:  515707 , difficulty:  1066708 , date:  "2015-06-13 06:16:13" },
  { height:  515708 , difficulty:  1061055 , date:  "2015-06-13 06:20:16" },
  { height:  515709 , difficulty:  1061759 , date:  "2015-06-13 06:21:12" },
  { height:  515710 , difficulty:  1063888 , date:  "2015-06-13 06:24:15" },
  { height:  515711 , difficulty:  1067791 , date:  "2015-06-13 06:25:18" },
  { height:  515712 , difficulty:  1062433 , date:  "2015-06-13 06:31:03" },
  { height:  515713 , difficulty:  1063218 , date:  "2015-06-13 06:31:25" },
  { height:  515714 , difficulty:  1060841 , date:  "2015-06-13 06:32:53" },
  { height:  515715 , difficulty:  1064900 , date:  "2015-06-13 06:32:56" },
  { height:  515716 , difficulty:  1064018 , date:  "2015-06-13 06:33:04" },
  { height:  515717 , difficulty:  1065440 , date:  "2015-06-13 06:33:48" },
  { height:  515718 , difficulty:  1065853 , date:  "2015-06-13 06:35:44" },
  { height:  515719 , difficulty:  1067672 , date:  "2015-06-13 06:39:30" },
  { height:  515720 , difficulty:  1073515 , date:  "2015-06-13 06:40:08" },
  { height:  515721 , difficulty:  1071629 , date:  "2015-06-13 06:43:04" },
  { height:  515722 , difficulty:  1072764 , date:  "2015-06-13 06:43:26" },
  { height:  515723 , difficulty:  1075694 , date:  "2015-06-13 06:46:33" },
  { height:  515724 , difficulty:  1074265 , date:  "2015-06-13 06:47:08" },
  { height:  515725 , difficulty:  1075536 , date:  "2015-06-13 06:48:59" },
  { height:  515726 , difficulty:  1074926 , date:  "2015-06-13 06:49:31" },
  { height:  515727 , difficulty:  1074864 , date:  "2015-06-13 06:51:32" },
  { height:  515728 , difficulty:  1070515 , date:  "2015-06-13 06:51:50" },
  { height:  515729 , difficulty:  1070539 , date:  "2015-06-13 06:52:50" },
  { height:  515730 , difficulty:  1066450 , date:  "2015-06-13 06:53:47" },
  { height:  515731 , difficulty:  1068288 , date:  "2015-06-13 06:53:59" },
  { height:  515732 , difficulty:  1068735 , date:  "2015-06-13 06:54:02" },
  { height:  515733 , difficulty:  1066718 , date:  "2015-06-13 06:54:38" },
  { height:  515734 , difficulty:  1055421 , date:  "2015-06-13 06:55:45" },
  { height:  515735 , difficulty:  1055772 , date:  "2015-06-13 06:57:01" },
  { height:  515736 , difficulty:  1057276 , date:  "2015-06-13 06:59:27" },
  { height:  515737 , difficulty:  1066223 , date:  "2015-06-13 07:02:40" },
  { height:  515738 , difficulty:  1067186 , date:  "2015-06-13 07:02:51" },
  { height:  515739 , difficulty:  1068337 , date:  "2015-06-13 07:03:01" },
  { height:  515740 , difficulty:  1068945 , date:  "2015-06-13 07:03:14" },
  { height:  515741 , difficulty:  1070958 , date:  "2015-06-13 07:05:19" },
  { height:  515742 , difficulty:  1065383 , date:  "2015-06-13 07:05:29" },
  { height:  515743 , difficulty:  1064744 , date:  "2015-06-13 07:06:06" },
  { height:  515744 , difficulty:  1064055 , date:  "2015-06-13 07:06:26" },
  { height:  515745 , difficulty:  1063812 , date:  "2015-06-13 07:07:33" },
  { height:  515746 , difficulty:  1060422 , date:  "2015-06-13 07:09:26" },
  { height:  515747 , difficulty:  1060710 , date:  "2015-06-13 07:08:40" },
  { height:  515748 , difficulty:  1056048 , date:  "2015-06-13 07:12:12" },
  { height:  515749 , difficulty:  1054565 , date:  "2015-06-13 07:15:01" },
  { height:  515750 , difficulty:  1054202 , date:  "2015-06-13 07:15:35" },
  { height:  515751 , difficulty:  1056228 , date:  "2015-06-13 07:15:41" },
  { height:  515752 , difficulty:  1054483 , date:  "2015-06-13 07:20:29" },
  { height:  515753 , difficulty:  1057452 , date:  "2015-06-13 07:20:46" },
  { height:  515754 , difficulty:  1059146 , date:  "2015-06-13 07:23:30" },
  { height:  515755 , difficulty:  1059124 , date:  "2015-06-13 07:24:55" },
  { height:  515756 , difficulty:  1059100 , date:  "2015-06-13 07:25:55" },
  { height:  515757 , difficulty:  1060688 , date:  "2015-06-13 07:25:22" },
  { height:  515758 , difficulty:  1061933 , date:  "2015-06-13 07:26:32" },
  { height:  515759 , difficulty:  1058677 , date:  "2015-06-13 07:27:27" },
  { height:  515760 , difficulty:  1050489 , date:  "2015-06-13 07:32:00" },
  { height:  515761 , difficulty:  1050082 , date:  "2015-06-13 07:34:31" },
  { height:  515762 , difficulty:  1053669 , date:  "2015-06-13 07:36:33" },
  { height:  515763 , difficulty:  1060169 , date:  "2015-06-13 07:36:35" },
  { height:  515764 , difficulty:  1058937 , date:  "2015-06-13 07:37:13" },
  { height:  515765 , difficulty:  1060509 , date:  "2015-06-13 07:37:35" },
  { height:  515766 , difficulty:  1060076 , date:  "2015-06-13 07:38:45" },
  { height:  515767 , difficulty:  1059829 , date:  "2015-06-13 07:41:02" },
  { height:  515768 , difficulty:  1061051 , date:  "2015-06-13 07:42:42" },
  { height:  515769 , difficulty:  1057128 , date:  "2015-06-13 07:43:41" },
  { height:  515770 , difficulty:  1057889 , date:  "2015-06-13 07:43:47" },
  { height:  515771 , difficulty:  1054368 , date:  "2015-06-13 07:44:08" },
  { height:  515772 , difficulty:  1052189 , date:  "2015-06-13 07:45:00" },
  { height:  515773 , difficulty:  1049926 , date:  "2015-06-13 07:47:53" },
  { height:  515774 , difficulty:  1049311 , date:  "2015-06-13 07:49:00" },
  { height:  515775 , difficulty:  1050503 , date:  "2015-06-13 07:49:40" },
  { height:  515776 , difficulty:  1048461 , date:  "2015-06-13 07:53:06" },
  { height:  515777 , difficulty:  1050404 , date:  "2015-06-13 07:53:51" },
  { height:  515778 , difficulty:  1050517 , date:  "2015-06-13 07:55:01" },
  { height:  515779 , difficulty:  1047406 , date:  "2015-06-13 07:54:51" },
  { height:  515780 , difficulty:  1048317 , date:  "2015-06-13 07:56:16" },
  { height:  515781 , difficulty:  1048125 , date:  "2015-06-13 07:58:12" },
  { height:  515782 , difficulty:  1047083 , date:  "2015-06-13 08:04:07" },
  { height:  515783 , difficulty:  1048047 , date:  "2015-06-13 08:04:12" },
  { height:  515784 , difficulty:  1043325 , date:  "2015-06-13 08:05:50" },
  { height:  515785 , difficulty:  1043997 , date:  "2015-06-13 08:05:53" },
  { height:  515786 , difficulty:  1038632 , date:  "2015-06-13 08:06:13" },
  { height:  515787 , difficulty:  1042262 , date:  "2015-06-13 08:06:50" },
  { height:  515788 , difficulty:  1032133 , date:  "2015-06-13 08:08:27" },
  { height:  515789 , difficulty:  1038363 , date:  "2015-06-13 08:11:18" },
  { height:  515790 , difficulty:  1036081 , date:  "2015-06-13 08:12:12" },
  { height:  515791 , difficulty:  1036289 , date:  "2015-06-13 08:17:21" },
  { height:  515792 , difficulty:  1036256 , date:  "2015-06-13 08:18:34" },
  { height:  515793 , difficulty:  1036382 , date:  "2015-06-13 08:18:41" },
  { height:  515794 , difficulty:  1035944 , date:  "2015-06-13 08:23:58" },
  { height:  515795 , difficulty:  1029430 , date:  "2015-06-13 08:26:56" },
  { height:  515796 , difficulty:  1033773 , date:  "2015-06-13 08:27:59" },
  { height:  515797 , difficulty:  1031555 , date:  "2015-06-13 08:28:42" },
  { height:  515798 , difficulty:  1031671 , date:  "2015-06-13 08:30:05" },
  { height:  515799 , difficulty:  1026483 , date:  "2015-06-13 08:29:37" },
  { height:  515800 , difficulty:  1028855 , date:  "2015-06-13 08:30:58" },
  { height:  515801 , difficulty:  1027308 , date:  "2015-06-13 08:31:20" },
  { height:  515802 , difficulty:  1027980 , date:  "2015-06-13 08:38:14" },
  { height:  515803 , difficulty:  1027250 , date:  "2015-06-13 08:40:58" },
  { height:  515804 , difficulty:  1031496 , date:  "2015-06-13 08:41:45" },
  { height:  515805 , difficulty:  1044798 , date:  "2015-06-13 08:52:42" },
  { height:  515806 , difficulty:  1046895 , date:  "2015-06-13 08:52:48" },
  { height:  515807 , difficulty:  1049862 , date:  "2015-06-13 08:52:51" },
  { height:  515808 , difficulty:  1056817 , date:  "2015-06-13 08:54:31" },
  { height:  515809 , difficulty:  1057571 , date:  "2015-06-13 08:55:08" },
  { height:  515810 , difficulty:  1055831 , date:  "2015-06-13 08:54:57" },
  { height:  515811 , difficulty:  1054617 , date:  "2015-06-13 08:55:00" },
  { height:  515812 , difficulty:  1050259 , date:  "2015-06-13 08:58:37" },
  { height:  515813 , difficulty:  1051324 , date:  "2015-06-13 08:59:33" },
  { height:  515814 , difficulty:  1053434 , date:  "2015-06-13 09:00:41" },
  { height:  515815 , difficulty:  1053406 , date:  "2015-06-13 09:02:33" },
  { height:  515816 , difficulty:  1055601 , date:  "2015-06-13 09:03:16" },
  { height:  515817 , difficulty:  1053709 , date:  "2015-06-13 09:05:06" },
  { height:  515818 , difficulty:  1053778 , date:  "2015-06-13 09:05:11" },
  { height:  515819 , difficulty:  1052800 , date:  "2015-06-13 09:05:25" },
  { height:  515820 , difficulty:  1058007 , date:  "2015-06-13 09:07:12" },
  { height:  515821 , difficulty:  1056152 , date:  "2015-06-13 09:08:11" },
  { height:  515822 , difficulty:  1058333 , date:  "2015-06-13 09:08:49" },
  { height:  515823 , difficulty:  1057854 , date:  "2015-06-13 09:09:27" },
  { height:  515824 , difficulty:  1053211 , date:  "2015-06-13 09:09:28" },
  { height:  515825 , difficulty:  1048241 , date:  "2015-06-13 09:09:32" },
  { height:  515826 , difficulty:  1048729 , date:  "2015-06-13 09:10:03" },
  { height:  515827 , difficulty:  1049645 , date:  "2015-06-13 09:13:19" },
  { height:  515828 , difficulty:  1041156 , date:  "2015-06-13 09:14:52" },
  { height:  515829 , difficulty:  1047435 , date:  "2015-06-13 09:14:55" },
  { height:  515830 , difficulty:  1042710 , date:  "2015-06-13 09:17:07" },
  { height:  515831 , difficulty:  1040505 , date:  "2015-06-13 09:17:09" },
  { height:  515832 , difficulty:  1041386 , date:  "2015-06-13 09:17:10" },
  { height:  515833 , difficulty:  1043056 , date:  "2015-06-13 09:17:48" },
  { height:  515834 , difficulty:  1043260 , date:  "2015-06-13 09:17:52" },
  { height:  515835 , difficulty:  1041801 , date:  "2015-06-13 09:18:26" },
  { height:  515836 , difficulty:  1034533 , date:  "2015-06-13 09:18:28" },
  { height:  515837 , difficulty:  1033585 , date:  "2015-06-13 09:20:37" },
  { height:  515838 , difficulty:  1030505 , date:  "2015-06-13 09:20:43" },
  { height:  515839 , difficulty:  1031150 , date:  "2015-06-13 09:20:53" },
  { height:  515840 , difficulty:  1032174 , date:  "2015-06-13 09:26:08" },
  { height:  515841 , difficulty:  1031828 , date:  "2015-06-13 09:26:44" },
  { height:  515842 , difficulty:  1032661 , date:  "2015-06-13 09:26:46" },
  { height:  515843 , difficulty:  1029936 , date:  "2015-06-13 09:27:03" },
  { height:  515844 , difficulty:  1027146 , date:  "2015-06-13 09:30:01" },
  { height:  515845 , difficulty:  1026163 , date:  "2015-06-13 09:34:56" },
  { height:  515846 , difficulty:  1028242 , date:  "2015-06-13 09:37:57" },
  { height:  515847 , difficulty:  1028126 , date:  "2015-06-13 09:43:02" },
  { height:  515848 , difficulty:  1030347 , date:  "2015-06-13 09:47:39" },
  { height:  515849 , difficulty:  1025473 , date:  "2015-06-13 09:49:51" },
  { height:  515850 , difficulty:  1025207 , date:  "2015-06-13 09:54:46" },
  { height:  515851 , difficulty:  1025787 , date:  "2015-06-13 09:59:40" },
  { height:  515852 , difficulty:  1020384 , date:  "2015-06-13 09:59:51" },
  { height:  515853 , difficulty:  1023877 , date:  "2015-06-13 10:00:42" },
  { height:  515854 , difficulty:  1022524 , date:  "2015-06-13 10:01:58" },
  { height:  515855 , difficulty:  1028935 , date:  "2015-06-13 10:02:09" },
  { height:  515856 , difficulty:  1027075 , date:  "2015-06-13 10:02:13" },
  { height:  515857 , difficulty:  1029039 , date:  "2015-06-13 10:02:32" },
  { height:  515858 , difficulty:  1018956 , date:  "2015-06-13 10:02:55" },
  { height:  515859 , difficulty:  1019340 , date:  "2015-06-13 10:06:04" },
  { height:  515860 , difficulty:  1020522 , date:  "2015-06-13 10:06:08" },
  { height:  515861 , difficulty:  1021970 , date:  "2015-06-13 10:07:40" },
  { height:  515862 , difficulty:  1022864 , date:  "2015-06-13 10:07:45" },
  { height:  515863 , difficulty:  1022584 , date:  "2015-06-13 10:07:47" },
  { height:  515864 , difficulty:  1020015 , date:  "2015-06-13 10:08:47" },
  { height:  515865 , difficulty:  1015459 , date:  "2015-06-13 10:09:53" },
  { height:  515866 , difficulty:  1014979 , date:  "2015-06-13 10:13:09" },
  { height:  515867 , difficulty:  1006678 , date:  "2015-06-13 10:13:53" },
  { height:  515868 , difficulty:  1005841 , date:  "2015-06-13 10:15:46" },
  { height:  515869 , difficulty:  1005981 , date:  "2015-06-13 10:15:50" },
  { height:  515870 , difficulty:  997440 , date:  "2015-06-13 10:16:16" },
  { height:  515871 , difficulty:  993050 , date:  "2015-06-13 10:18:05" },
  { height:  515872 , difficulty:  993612 , date:  "2015-06-13 10:18:08" },
  { height:  515873 , difficulty:  997452 , date:  "2015-06-13 10:19:15" },
  { height:  515874 , difficulty:  996703 , date:  "2015-06-13 10:19:25" },
  { height:  515875 , difficulty:  996159 , date:  "2015-06-13 10:19:56" },
  { height:  515876 , difficulty:  995651 , date:  "2015-06-13 10:21:30" },
  { height:  515877 , difficulty:  1000488 , date:  "2015-06-13 10:23:15" },
  { height:  515878 , difficulty:  989321 , date:  "2015-06-13 10:26:19" },
  { height:  515879 , difficulty:  988438 , date:  "2015-06-13 10:26:26" },
  { height:  515880 , difficulty:  987594 , date:  "2015-06-13 10:27:06" },
  { height:  515881 , difficulty:  971149 , date:  "2015-06-13 10:27:17" },
  { height:  515882 , difficulty:  971239 , date:  "2015-06-13 10:28:54" },
  { height:  515883 , difficulty:  975561 , date:  "2015-06-13 10:29:41" },
  { height:  515884 , difficulty:  973217 , date:  "2015-06-13 10:29:45" },
  { height:  515885 , difficulty:  976731 , date:  "2015-06-13 10:31:21" },
  { height:  515886 , difficulty:  981314 , date:  "2015-06-13 10:31:30" },
  { height:  515887 , difficulty:  981334 , date:  "2015-06-13 10:32:13" },
  { height:  515888 , difficulty:  978178 , date:  "2015-06-13 10:35:10" },
  { height:  515889 , difficulty:  976936 , date:  "2015-06-13 10:38:06" },
  { height:  515890 , difficulty:  975858 , date:  "2015-06-13 10:39:29" },
  { height:  515891 , difficulty:  974912 , date:  "2015-06-13 10:41:34" },
  { height:  515892 , difficulty:  974051 , date:  "2015-06-13 10:42:41" },
  { height:  515893 , difficulty:  972619 , date:  "2015-06-13 10:42:21" },
  { height:  515894 , difficulty:  972722 , date:  "2015-06-13 10:42:44" },
  { height:  515895 , difficulty:  975300 , date:  "2015-06-13 10:42:54" },
  { height:  515896 , difficulty:  974056 , date:  "2015-06-13 10:43:00" },
  { height:  515897 , difficulty:  972783 , date:  "2015-06-13 10:44:29" },
  { height:  515898 , difficulty:  972454 , date:  "2015-06-13 10:45:11" },
  { height:  515899 , difficulty:  974179 , date:  "2015-06-13 10:46:07" },
  { height:  515900 , difficulty:  974910 , date:  "2015-06-13 10:47:02" },
  { height:  515901 , difficulty:  977384 , date:  "2015-06-13 10:47:04" },
  { height:  515902 , difficulty:  980424 , date:  "2015-06-13 10:50:10" },
  { height:  515903 , difficulty:  975793 , date:  "2015-06-13 10:50:35" },
  { height:  515904 , difficulty:  978279 , date:  "2015-06-13 10:52:12" },
  { height:  515905 , difficulty:  978427 , date:  "2015-06-13 10:51:38" },
  { height:  515906 , difficulty:  975603 , date:  "2015-06-13 10:52:16" },
  { height:  515907 , difficulty:  984982 , date:  "2015-06-13 10:53:42" },
  { height:  515908 , difficulty:  988233 , date:  "2015-06-13 10:53:47" },
  { height:  515909 , difficulty:  987454 , date:  "2015-06-13 10:54:49" },
  { height:  515910 , difficulty:  988819 , date:  "2015-06-13 11:00:24" },
  { height:  515911 , difficulty:  989941 , date:  "2015-06-13 11:00:39" },
  { height:  515912 , difficulty:  990489 , date:  "2015-06-13 11:00:42" },
  { height:  515913 , difficulty:  989398 , date:  "2015-06-13 11:00:46" },
  { height:  515914 , difficulty:  992284 , date:  "2015-06-13 11:01:20" },
  { height:  515915 , difficulty:  992533 , date:  "2015-06-13 11:02:40" },
  { height:  515916 , difficulty:  985093 , date:  "2015-06-13 11:02:45" },
  { height:  515917 , difficulty:  987259 , date:  "2015-06-13 11:06:22" },
  { height:  515918 , difficulty:  987374 , date:  "2015-06-13 11:11:50" },
  { height:  515919 , difficulty:  988047 , date:  "2015-06-13 11:15:33" },
  { height:  515920 , difficulty:  983984 , date:  "2015-06-13 11:14:59" },
  { height:  515921 , difficulty:  976388 , date:  "2015-06-13 11:15:17" },
  { height:  515922 , difficulty:  971934 , date:  "2015-06-13 11:15:47" },
  { height:  515923 , difficulty:  964958 , date:  "2015-06-13 11:16:23" },
  { height:  515924 , difficulty:  958543 , date:  "2015-06-13 11:18:46" },
  { height:  515925 , difficulty:  955346 , date:  "2015-06-13 11:19:15" },
  { height:  515926 , difficulty:  948383 , date:  "2015-06-13 11:20:13" },
  { height:  515927 , difficulty:  941719 , date:  "2015-06-13 11:20:19" },
  { height:  515928 , difficulty:  941967 , date:  "2015-06-13 11:25:01" },
  { height:  515929 , difficulty:  941108 , date:  "2015-06-13 11:25:03" },
  { height:  515930 , difficulty:  942162 , date:  "2015-06-13 11:25:25" },
  { height:  515931 , difficulty:  943188 , date:  "2015-06-13 11:25:30" },
  { height:  515932 , difficulty:  943311 , date:  "2015-06-13 11:26:46" },
  { height:  515933 , difficulty:  944077 , date:  "2015-06-13 11:29:21" },
  { height:  515934 , difficulty:  944691 , date:  "2015-06-13 11:33:08" },
  { height:  515935 , difficulty:  941821 , date:  "2015-06-13 11:33:12" },
  { height:  515936 , difficulty:  942000 , date:  "2015-06-13 11:33:34" },
  { height:  515937 , difficulty:  940292 , date:  "2015-06-13 11:35:52" },
  { height:  515938 , difficulty:  940259 , date:  "2015-06-13 11:36:49" },
  { height:  515939 , difficulty:  942014 , date:  "2015-06-13 11:38:32" },
  { height:  515940 , difficulty:  940709 , date:  "2015-06-13 11:38:34" },
  { height:  515941 , difficulty:  939665 , date:  "2015-06-13 11:40:41" },
  { height:  515942 , difficulty:  935066 , date:  "2015-06-13 11:41:20" },
  { height:  515943 , difficulty:  935764 , date:  "2015-06-13 11:43:14" },
  { height:  515944 , difficulty:  933903 , date:  "2015-06-13 11:43:57" },
  { height:  515945 , difficulty:  935005 , date:  "2015-06-13 11:44:48" },
  { height:  515946 , difficulty:  935084 , date:  "2015-06-13 11:46:38" },
  { height:  515947 , difficulty:  933459 , date:  "2015-06-13 11:46:44" },
  { height:  515948 , difficulty:  934392 , date:  "2015-06-13 11:46:52" },
  { height:  515949 , difficulty:  932928 , date:  "2015-06-13 11:47:01" },
  { height:  515950 , difficulty:  935257 , date:  "2015-06-13 11:47:28" },
  { height:  515951 , difficulty:  938749 , date:  "2015-06-13 11:47:44" },
  { height:  515952 , difficulty:  936904 , date:  "2015-06-13 11:47:45" },
  { height:  515953 , difficulty:  934579 , date:  "2015-06-13 11:50:24" },
  { height:  515954 , difficulty:  936066 , date:  "2015-06-13 11:51:20" },
  { height:  515955 , difficulty:  935952 , date:  "2015-06-13 11:51:02" },
  { height:  515956 , difficulty:  935539 , date:  "2015-06-13 11:51:07" },
  { height:  515957 , difficulty:  935438 , date:  "2015-06-13 11:51:55" },
  { height:  515958 , difficulty:  933208 , date:  "2015-06-13 11:52:33" },
  { height:  515959 , difficulty:  932546 , date:  "2015-06-13 11:53:32" },
  { height:  515960 , difficulty:  932640 , date:  "2015-06-13 11:53:40" },
  { height:  515961 , difficulty:  933628 , date:  "2015-06-13 11:53:46" },
  { height:  515962 , difficulty:  933509 , date:  "2015-06-13 11:55:50" },
  { height:  515963 , difficulty:  933102 , date:  "2015-06-13 11:57:04" },
  { height:  515964 , difficulty:  929326 , date:  "2015-06-13 11:57:17" },
  { height:  515965 , difficulty:  926398 , date:  "2015-06-13 11:58:51" },
  { height:  515966 , difficulty:  927894 , date:  "2015-06-13 11:58:57" },
  { height:  515967 , difficulty:  925044 , date:  "2015-06-13 11:59:39" },
  { height:  515968 , difficulty:  927025 , date:  "2015-06-13 11:59:44" },
  { height:  515969 , difficulty:  929928 , date:  "2015-06-13 11:59:55" },
  { height:  515970 , difficulty:  935690 , date:  "2015-06-13 12:00:57" },
  { height:  515971 , difficulty:  938630 , date:  "2015-06-13 12:01:34" },
  { height:  515972 , difficulty:  940329 , date:  "2015-06-13 12:01:37" },
  { height:  515973 , difficulty:  942078 , date:  "2015-06-13 12:03:51" },
  { height:  515974 , difficulty:  941693 , date:  "2015-06-13 12:03:57" },
  { height:  515975 , difficulty:  940685 , date:  "2015-06-13 12:03:59" },
  { height:  515976 , difficulty:  939483 , date:  "2015-06-13 12:04:33" },
  { height:  515977 , difficulty:  941506 , date:  "2015-06-13 12:04:37" },
  { height:  515978 , difficulty:  937087 , date:  "2015-06-13 12:05:50" },
  { height:  515979 , difficulty:  941716 , date:  "2015-06-13 12:06:47" },
  { height:  515980 , difficulty:  940239 , date:  "2015-06-13 12:08:36" },
  { height:  515981 , difficulty:  939902 , date:  "2015-06-13 12:09:01" },
  { height:  515982 , difficulty:  942321 , date:  "2015-06-13 12:12:21" },
  { height:  515983 , difficulty:  941444 , date:  "2015-06-13 12:12:52" },
  { height:  515984 , difficulty:  942715 , date:  "2015-06-13 12:12:58" },
  { height:  515985 , difficulty:  941870 , date:  "2015-06-13 12:13:48" },
  { height:  515986 , difficulty:  935273 , date:  "2015-06-13 12:13:50" },
  { height:  515987 , difficulty:  935582 , date:  "2015-06-13 12:14:22" },
  { height:  515988 , difficulty:  938416 , date:  "2015-06-13 12:15:04" },
  { height:  515989 , difficulty:  939065 , date:  "2015-06-13 12:17:15" },
  { height:  515990 , difficulty:  938298 , date:  "2015-06-13 12:17:19" },
  { height:  515991 , difficulty:  936787 , date:  "2015-06-13 12:18:10" },
  { height:  515992 , difficulty:  937718 , date:  "2015-06-13 12:19:26" },
  { height:  515993 , difficulty:  932838 , date:  "2015-06-13 12:20:18" },
  { height:  515994 , difficulty:  926969 , date:  "2015-06-13 12:21:52" },
  { height:  515995 , difficulty:  923247 , date:  "2015-06-13 12:21:57" },
  { height:  515996 , difficulty:  923474 , date:  "2015-06-13 12:22:37" },
  { height:  515997 , difficulty:  926069 , date:  "2015-06-13 12:23:13" },
  { height:  515998 , difficulty:  925850 , date:  "2015-06-13 12:23:27" },
  { height:  515999 , difficulty:  926064 , date:  "2015-06-13 12:23:35" },
  { height:  516000 , difficulty:  923202 , date:  "2015-06-13 12:25:18" },
  { height:  516001 , difficulty:  923210 , date:  "2015-06-13 12:26:19" },
  { height:  516002 , difficulty:  924139 , date:  "2015-06-13 12:26:40" },
  { height:  516003 , difficulty:  930850 , date:  "2015-06-13 12:27:32" },
  { height:  516004 , difficulty:  925479 , date:  "2015-06-13 12:30:32" },
  { height:  516005 , difficulty:  926044 , date:  "2015-06-13 12:32:17" },
  { height:  516006 , difficulty:  926870 , date:  "2015-06-13 12:34:19" },
  { height:  516007 , difficulty:  926713 , date:  "2015-06-13 12:35:08" },
  { height:  516008 , difficulty:  925499 , date:  "2015-06-13 12:35:41" },
  { height:  516009 , difficulty:  921911 , date:  "2015-06-13 12:36:20" },
  { height:  516010 , difficulty:  919482 , date:  "2015-06-13 12:36:34" },
  { height:  516011 , difficulty:  921691 , date:  "2015-06-13 12:36:47" },
  { height:  516012 , difficulty:  921371 , date:  "2015-06-13 12:37:23" },
  { height:  516013 , difficulty:  918177 , date:  "2015-06-13 12:37:28" },
  { height:  516014 , difficulty:  918409 , date:  "2015-06-13 12:40:59" },
  { height:  516015 , difficulty:  916036 , date:  "2015-06-13 12:40:59" },
  { height:  516016 , difficulty:  917114 , date:  "2015-06-13 12:41:05" },
  { height:  516017 , difficulty:  914834 , date:  "2015-06-13 12:42:03" },
  { height:  516018 , difficulty:  914433 , date:  "2015-06-13 12:41:48" },
  { height:  516019 , difficulty:  911842 , date:  "2015-06-13 12:43:05" },
  { height:  516020 , difficulty:  913062 , date:  "2015-06-13 12:44:10" },
  { height:  516021 , difficulty:  911935 , date:  "2015-06-13 12:45:01" },
  { height:  516022 , difficulty:  910898 , date:  "2015-06-13 12:46:08" },
  { height:  516023 , difficulty:  912199 , date:  "2015-06-13 12:47:15" },
  { height:  516024 , difficulty:  912068 , date:  "2015-06-13 12:48:34" },
  { height:  516025 , difficulty:  912206 , date:  "2015-06-13 12:49:16" },
  { height:  516026 , difficulty:  913928 , date:  "2015-06-13 12:49:32" },
  { height:  516027 , difficulty:  914566 , date:  "2015-06-13 12:50:48" },
  { height:  516028 , difficulty:  914490 , date:  "2015-06-13 12:51:48" },
  { height:  516029 , difficulty:  910915 , date:  "2015-06-13 12:51:50" },
  { height:  516030 , difficulty:  911415 , date:  "2015-06-13 12:56:07" },
  { height:  516031 , difficulty:  912415 , date:  "2015-06-13 12:58:24" },
  { height:  516032 , difficulty:  912820 , date:  "2015-06-13 12:58:25" },
  { height:  516033 , difficulty:  913955 , date:  "2015-06-13 12:59:25" },
  { height:  516034 , difficulty:  913022 , date:  "2015-06-13 13:00:49" },
  { height:  516035 , difficulty:  911676 , date:  "2015-06-13 13:01:13" },
  { height:  516036 , difficulty:  914740 , date:  "2015-06-13 13:02:18" },
  { height:  516037 , difficulty:  916840 , date:  "2015-06-13 13:02:20" },
  { height:  516038 , difficulty:  914471 , date:  "2015-06-13 13:03:12" },
  { height:  516039 , difficulty:  912889 , date:  "2015-06-13 13:04:49" },
  { height:  516040 , difficulty:  912653 , date:  "2015-06-13 13:05:48" },
  { height:  516041 , difficulty:  910816 , date:  "2015-06-13 13:05:53" },
  { height:  516042 , difficulty:  910927 , date:  "2015-06-13 13:06:30" },
  { height:  516043 , difficulty:  910325 , date:  "2015-06-13 13:06:33" },
  { height:  516044 , difficulty:  913542 , date:  "2015-06-13 13:06:36" },
  { height:  516045 , difficulty:  913361 , date:  "2015-06-13 13:07:20" },
  { height:  516046 , difficulty:  912490 , date:  "2015-06-13 13:07:25" },
  { height:  516047 , difficulty:  913939 , date:  "2015-06-13 13:07:42" },
  { height:  516048 , difficulty:  914754 , date:  "2015-06-13 13:11:05" },
  { height:  516049 , difficulty:  912296 , date:  "2015-06-13 13:11:08" },
  { height:  516050 , difficulty:  916147 , date:  "2015-06-13 13:11:11" },
  { height:  516051 , difficulty:  921638 , date:  "2015-06-13 13:15:24" },
  { height:  516052 , difficulty:  920906 , date:  "2015-06-13 13:17:48" },
  { height:  516053 , difficulty:  921222 , date:  "2015-06-13 13:19:42" },
  { height:  516054 , difficulty:  921595 , date:  "2015-06-13 13:20:07" },
  { height:  516055 , difficulty:  922681 , date:  "2015-06-13 13:20:13" },
  { height:  516056 , difficulty:  920167 , date:  "2015-06-13 13:23:07" },
  { height:  516057 , difficulty:  919612 , date:  "2015-06-13 13:23:23" },
  { height:  516058 , difficulty:  917672 , date:  "2015-06-13 13:24:18" },
  { height:  516059 , difficulty:  917009 , date:  "2015-06-13 13:28:00" },
  { height:  516060 , difficulty:  918340 , date:  "2015-06-13 13:28:03" },
  { height:  516061 , difficulty:  917540 , date:  "2015-06-13 13:29:38" },
  { height:  516062 , difficulty:  918929 , date:  "2015-06-13 13:30:50" },
  { height:  516063 , difficulty:  918209 , date:  "2015-06-13 13:31:32" },
  { height:  516064 , difficulty:  919168 , date:  "2015-06-13 13:31:35" },
  { height:  516065 , difficulty:  916139 , date:  "2015-06-13 13:32:26" },
  { height:  516066 , difficulty:  916188 , date:  "2015-06-13 13:34:49" },
  { height:  516067 , difficulty:  915773 , date:  "2015-06-13 13:34:51" },
  { height:  516068 , difficulty:  914668 , date:  "2015-06-13 13:35:32" },
  { height:  516069 , difficulty:  913417 , date:  "2015-06-13 13:35:55" },
  { height:  516070 , difficulty:  911524 , date:  "2015-06-13 13:37:56" },
  { height:  516071 , difficulty:  914439 , date:  "2015-06-13 13:37:59" },
  { height:  516072 , difficulty:  913498 , date:  "2015-06-13 13:38:50" },
  { height:  516073 , difficulty:  914060 , date:  "2015-06-13 13:39:13" },
  { height:  516074 , difficulty:  917857 , date:  "2015-06-13 13:39:16" },
  { height:  516075 , difficulty:  920635 , date:  "2015-06-13 13:40:23" },
  { height:  516076 , difficulty:  921037 , date:  "2015-06-13 13:40:27" },
  { height:  516077 , difficulty:  923688 , date:  "2015-06-13 13:40:42" },
  { height:  516078 , difficulty:  923274 , date:  "2015-06-13 13:41:40" },
  { height:  516079 , difficulty:  922504 , date:  "2015-06-13 13:41:54" },
  { height:  516080 , difficulty:  918373 , date:  "2015-06-13 13:42:09" },
  { height:  516081 , difficulty:  920584 , date:  "2015-06-13 13:42:28" },
  { height:  516082 , difficulty:  918295 , date:  "2015-06-13 13:42:45" },
  { height:  516083 , difficulty:  917777 , date:  "2015-06-13 13:44:39" },
  { height:  516084 , difficulty:  917766 , date:  "2015-06-13 13:44:41" },
  { height:  516085 , difficulty:  917843 , date:  "2015-06-13 13:45:16" },
  { height:  516086 , difficulty:  917886 , date:  "2015-06-13 13:45:46" },
  { height:  516087 , difficulty:  917983 , date:  "2015-06-13 13:46:32" },
  { height:  516088 , difficulty:  917243 , date:  "2015-06-13 13:47:42" },
  { height:  516089 , difficulty:  918612 , date:  "2015-06-13 13:47:47" },
  { height:  516090 , difficulty:  913777 , date:  "2015-06-13 13:48:02" },
  { height:  516091 , difficulty:  918213 , date:  "2015-06-13 13:48:07" },
  { height:  516092 , difficulty:  918166 , date:  "2015-06-13 13:49:38" },
  { height:  516093 , difficulty:  917141 , date:  "2015-06-13 13:50:51" },
  { height:  516094 , difficulty:  922665 , date:  "2015-06-13 13:50:52" },
  { height:  516095 , difficulty:  921250 , date:  "2015-06-13 13:51:27" },
  { height:  516096 , difficulty:  921385 , date:  "2015-06-13 13:52:27" },
  { height:  516097 , difficulty:  924473 , date:  "2015-06-13 13:52:30" },
  { height:  516098 , difficulty:  922815 , date:  "2015-06-13 13:52:32" },
  { height:  516099 , difficulty:  921189 , date:  "2015-06-13 13:54:37" },
  { height:  516100 , difficulty:  922349 , date:  "2015-06-13 13:55:09" },
  { height:  516101 , difficulty:  923700 , date:  "2015-06-13 13:59:33" },
  { height:  516102 , difficulty:  923364 , date:  "2015-06-13 13:59:40" },
  { height:  516103 , difficulty:  921806 , date:  "2015-06-13 13:59:41" },
  { height:  516104 , difficulty:  920486 , date:  "2015-06-13 14:00:49" },
  { height:  516105 , difficulty:  926331 , date:  "2015-06-13 14:01:06" },
  { height:  516106 , difficulty:  920433 , date:  "2015-06-13 14:01:19" },
  { height:  516107 , difficulty:  917763 , date:  "2015-06-13 14:03:43" },
  { height:  516108 , difficulty:  917705 , date:  "2015-06-13 14:05:29" },
  { height:  516109 , difficulty:  916489 , date:  "2015-06-13 14:05:52" },
  { height:  516110 , difficulty:  914533 , date:  "2015-06-13 14:05:50" },
  { height:  516111 , difficulty:  915329 , date:  "2015-06-13 14:06:47" },
  { height:  516112 , difficulty:  913778 , date:  "2015-06-13 14:08:34" },
  { height:  516113 , difficulty:  914912 , date:  "2015-06-13 14:08:40" },
  { height:  516114 , difficulty:  913683 , date:  "2015-06-13 14:10:58" },
  { height:  516115 , difficulty:  911530 , date:  "2015-06-13 14:11:10" },
  { height:  516116 , difficulty:  911814 , date:  "2015-06-13 14:11:34" },
  { height:  516117 , difficulty:  912026 , date:  "2015-06-13 14:11:38" },
  { height:  516118 , difficulty:  911797 , date:  "2015-06-13 14:11:54" },
  { height:  516119 , difficulty:  912188 , date:  "2015-06-13 14:13:16" },
  { height:  516120 , difficulty:  912476 , date:  "2015-06-13 14:13:31" },
  { height:  516121 , difficulty:  912831 , date:  "2015-06-13 14:13:58" },
  { height:  516122 , difficulty:  916380 , date:  "2015-06-13 14:14:32" },
  { height:  516123 , difficulty:  915903 , date:  "2015-06-13 14:16:38" },
  { height:  516124 , difficulty:  912195 , date:  "2015-06-13 14:16:42" },
  { height:  516125 , difficulty:  912456 , date:  "2015-06-13 14:16:47" },
  { height:  516126 , difficulty:  912430 , date:  "2015-06-13 14:19:14" },
  { height:  516127 , difficulty:  906803 , date:  "2015-06-13 14:21:08" },
  { height:  516128 , difficulty:  904669 , date:  "2015-06-13 14:21:15" },
  { height:  516129 , difficulty:  902070 , date:  "2015-06-13 14:21:20" },
  { height:  516130 , difficulty:  902179 , date:  "2015-06-13 14:22:07" },
  { height:  516131 , difficulty:  902292 , date:  "2015-06-13 14:23:06" },
  { height:  516132 , difficulty:  899248 , date:  "2015-06-13 14:22:41" },
  { height:  516133 , difficulty:  899730 , date:  "2015-06-13 14:22:44" },
  { height:  516134 , difficulty:  903230 , date:  "2015-06-13 14:24:04" },
  { height:  516135 , difficulty:  898253 , date:  "2015-06-13 14:27:29" },
  { height:  516136 , difficulty:  898602 , date:  "2015-06-13 14:27:53" },
  { height:  516137 , difficulty:  896785 , date:  "2015-06-13 14:29:27" },
  { height:  516138 , difficulty:  895911 , date:  "2015-06-13 14:30:27" },
  { height:  516139 , difficulty:  896790 , date:  "2015-06-13 14:30:29" },
  { height:  516140 , difficulty:  897650 , date:  "2015-06-13 14:31:48" },
  { height:  516141 , difficulty:  897076 , date:  "2015-06-13 14:32:25" },
  { height:  516142 , difficulty:  894191 , date:  "2015-06-13 14:32:40" },
  { height:  516143 , difficulty:  894283 , date:  "2015-06-13 14:34:47" },
  { height:  516144 , difficulty:  893506 , date:  "2015-06-13 14:35:32" },
  { height:  516145 , difficulty:  892927 , date:  "2015-06-13 14:36:57" },
  { height:  516146 , difficulty:  891109 , date:  "2015-06-13 14:37:57" },
  { height:  516147 , difficulty:  893515 , date:  "2015-06-13 14:40:31" },
  { height:  516148 , difficulty:  892460 , date:  "2015-06-13 14:41:35" },
  { height:  516149 , difficulty:  892404 , date:  "2015-06-13 14:42:05" },
  { height:  516150 , difficulty:  892466 , date:  "2015-06-13 14:42:12" },
  { height:  516151 , difficulty:  890904 , date:  "2015-06-13 14:42:42" },
  { height:  516152 , difficulty:  892145 , date:  "2015-06-13 14:42:49" },
  { height:  516153 , difficulty:  891808 , date:  "2015-06-13 14:43:42" },
  { height:  516154 , difficulty:  891158 , date:  "2015-06-13 14:43:45" },
  { height:  516155 , difficulty:  894023 , date:  "2015-06-13 14:43:56" },
  { height:  516156 , difficulty:  893694 , date:  "2015-06-13 14:44:48" },
  { height:  516157 , difficulty:  894974 , date:  "2015-06-13 14:45:32" },
  { height:  516158 , difficulty:  894737 , date:  "2015-06-13 14:45:47" },
  { height:  516159 , difficulty:  892262 , date:  "2015-06-13 14:46:34" },
  { height:  516160 , difficulty:  893711 , date:  "2015-06-13 14:48:36" },
  { height:  516161 , difficulty:  896793 , date:  "2015-06-13 14:48:43" },
  { height:  516162 , difficulty:  896172 , date:  "2015-06-13 14:48:45" },
  { height:  516163 , difficulty:  895216 , date:  "2015-06-13 14:49:23" },
  { height:  516164 , difficulty:  895351 , date:  "2015-06-13 14:50:23" },
  { height:  516165 , difficulty:  895200 , date:  "2015-06-13 14:50:29" },
  { height:  516166 , difficulty:  894819 , date:  "2015-06-13 14:50:32" },
  { height:  516167 , difficulty:  896343 , date:  "2015-06-13 14:50:44" },
  { height:  516168 , difficulty:  895615 , date:  "2015-06-13 14:52:00" },
  { height:  516169 , difficulty:  895883 , date:  "2015-06-13 14:52:22" },
  { height:  516170 , difficulty:  895876 , date:  "2015-06-13 14:52:24" },
  { height:  516171 , difficulty:  896686 , date:  "2015-06-13 14:53:12" },
  { height:  516172 , difficulty:  895822 , date:  "2015-06-13 14:53:40" },
  { height:  516173 , difficulty:  898751 , date:  "2015-06-13 14:55:26" },
  { height:  516174 , difficulty:  900071 , date:  "2015-06-13 14:57:17" },
  { height:  516175 , difficulty:  898389 , date:  "2015-06-13 14:59:54" },
  { height:  516176 , difficulty:  897638 , date:  "2015-06-13 14:59:56" },
  { height:  516177 , difficulty:  895751 , date:  "2015-06-13 15:01:48" },
  { height:  516178 , difficulty:  895543 , date:  "2015-06-13 15:01:50" },
  { height:  516179 , difficulty:  895732 , date:  "2015-06-13 15:04:23" },
  { height:  516180 , difficulty:  895272 , date:  "2015-06-13 15:05:17" },
  { height:  516181 , difficulty:  894964 , date:  "2015-06-13 15:06:24" },
  { height:  516182 , difficulty:  895314 , date:  "2015-06-13 15:09:29" },
  { height:  516183 , difficulty:  892899 , date:  "2015-06-13 15:09:31" },
  { height:  516184 , difficulty:  890555 , date:  "2015-06-13 15:10:18" },
  { height:  516185 , difficulty:  890072 , date:  "2015-06-13 15:11:03" },
  { height:  516186 , difficulty:  890002 , date:  "2015-06-13 15:13:42" },
  { height:  516187 , difficulty:  889648 , date:  "2015-06-13 15:14:55" },
  { height:  516188 , difficulty:  888035 , date:  "2015-06-13 15:18:41" },
  { height:  516189 , difficulty:  888889 , date:  "2015-06-13 15:18:45" },
  { height:  516190 , difficulty:  885788 , date:  "2015-06-13 15:19:50" },
  { height:  516191 , difficulty:  886698 , date:  "2015-06-13 15:21:07" },
  { height:  516192 , difficulty:  888622 , date:  "2015-06-13 15:21:13" },
  { height:  516193 , difficulty:  888806 , date:  "2015-06-13 15:22:17" },
  { height:  516194 , difficulty:  888462 , date:  "2015-06-13 15:23:00" },
  { height:  516195 , difficulty:  886608 , date:  "2015-06-13 15:23:01" },
  { height:  516196 , difficulty:  889903 , date:  "2015-06-13 15:24:28" },
  { height:  516197 , difficulty:  889584 , date:  "2015-06-13 15:25:03" },
  { height:  516198 , difficulty:  893068 , date:  "2015-06-13 15:25:06" },
  { height:  516199 , difficulty:  894540 , date:  "2015-06-13 15:27:00" },
  { height:  516200 , difficulty:  894403 , date:  "2015-06-13 15:27:03" },
  { height:  516201 , difficulty:  895630 , date:  "2015-06-13 15:27:36" },
  { height:  516202 , difficulty:  893347 , date:  "2015-06-13 15:28:01" },
  { height:  516203 , difficulty:  890884 , date:  "2015-06-13 15:28:15" },
  { height:  516204 , difficulty:  892773 , date:  "2015-06-13 15:30:39" },
  { height:  516205 , difficulty:  892524 , date:  "2015-06-13 15:31:21" },
  { height:  516206 , difficulty:  892365 , date:  "2015-06-13 15:32:29" },
  { height:  516207 , difficulty:  892355 , date:  "2015-06-13 15:33:02" },
  { height:  516208 , difficulty:  894774 , date:  "2015-06-13 15:33:53" },
  { height:  516209 , difficulty:  894156 , date:  "2015-06-13 15:35:04" },
  { height:  516210 , difficulty:  893506 , date:  "2015-06-13 15:37:37" },
  { height:  516211 , difficulty:  889097 , date:  "2015-06-13 15:37:55" },
  { height:  516212 , difficulty:  888733 , date:  "2015-06-13 15:37:58" },
  { height:  516213 , difficulty:  886954 , date:  "2015-06-13 15:40:17" },
  { height:  516214 , difficulty:  886606 , date:  "2015-06-13 15:40:52" },
  { height:  516215 , difficulty:  886504 , date:  "2015-06-13 15:42:19" },
  { height:  516216 , difficulty:  885460 , date:  "2015-06-13 15:42:20" },
  { height:  516217 , difficulty:  885031 , date:  "2015-06-13 15:45:28" },
  { height:  516218 , difficulty:  888119 , date:  "2015-06-13 15:45:34" },
  { height:  516219 , difficulty:  886952 , date:  "2015-06-13 15:46:09" },
  { height:  516220 , difficulty:  886711 , date:  "2015-06-13 15:47:06" },
  { height:  516221 , difficulty:  885590 , date:  "2015-06-13 15:48:59" },
  { height:  516222 , difficulty:  885082 , date:  "2015-06-13 15:49:08" },
  { height:  516223 , difficulty:  881675 , date:  "2015-06-13 15:50:11" },
  { height:  516224 , difficulty:  880523 , date:  "2015-06-13 15:53:12" },
  { height:  516225 , difficulty:  879760 , date:  "2015-06-13 15:53:15" },
  { height:  516226 , difficulty:  882961 , date:  "2015-06-13 15:53:16" },
  { height:  516227 , difficulty:  882189 , date:  "2015-06-13 15:54:18" },
  { height:  516228 , difficulty:  883717 , date:  "2015-06-13 15:55:42" },
  { height:  516229 , difficulty:  883075 , date:  "2015-06-13 15:56:40" },
  { height:  516230 , difficulty:  883331 , date:  "2015-06-13 15:57:21" },
  { height:  516231 , difficulty:  884300 , date:  "2015-06-13 15:57:51" },
  { height:  516232 , difficulty:  883510 , date:  "2015-06-13 15:57:07" },
  { height:  516233 , difficulty:  882421 , date:  "2015-06-13 15:58:02" },
  { height:  516234 , difficulty:  884859 , date:  "2015-06-13 16:01:46" },
  { height:  516235 , difficulty:  884699 , date:  "2015-06-13 16:01:49" },
  { height:  516236 , difficulty:  883509 , date:  "2015-06-13 16:01:56" },
  { height:  516237 , difficulty:  883320 , date:  "2015-06-13 16:03:22" },
  { height:  516238 , difficulty:  883499 , date:  "2015-06-13 16:03:59" },
  { height:  516239 , difficulty:  885613 , date:  "2015-06-13 16:04:23" },
  { height:  516240 , difficulty:  884958 , date:  "2015-06-13 16:05:19" },
  { height:  516241 , difficulty:  884780 , date:  "2015-06-13 16:05:36" },
  { height:  516242 , difficulty:  886389 , date:  "2015-06-13 16:07:00" },
  { height:  516243 , difficulty:  886564 , date:  "2015-06-13 16:07:04" },
  { height:  516244 , difficulty:  885237 , date:  "2015-06-13 16:09:13" },
  { height:  516245 , difficulty:  884682 , date:  "2015-06-13 16:09:18" },
  { height:  516246 , difficulty:  885914 , date:  "2015-06-13 16:10:51" },
  { height:  516247 , difficulty:  885252 , date:  "2015-06-13 16:11:04" },
  { height:  516248 , difficulty:  885404 , date:  "2015-06-13 16:11:37" },
  { height:  516249 , difficulty:  883053 , date:  "2015-06-13 16:12:34" },
  { height:  516250 , difficulty:  880587 , date:  "2015-06-13 16:15:30" },
  { height:  516251 , difficulty:  878608 , date:  "2015-06-13 16:15:33" },
  { height:  516252 , difficulty:  878890 , date:  "2015-06-13 16:16:44" },
  { height:  516253 , difficulty:  877176 , date:  "2015-06-13 16:18:58" },
  { height:  516254 , difficulty:  879050 , date:  "2015-06-13 16:19:16" },
  { height:  516255 , difficulty:  875639 , date:  "2015-06-13 16:22:36" },
  { height:  516256 , difficulty:  877049 , date:  "2015-06-13 16:23:23" },
  { height:  516257 , difficulty:  876940 , date:  "2015-06-13 16:24:38" },
  { height:  516258 , difficulty:  873310 , date:  "2015-06-13 16:25:45" },
  { height:  516259 , difficulty:  875353 , date:  "2015-06-13 16:25:46" },
  { height:  516260 , difficulty:  874651 , date:  "2015-06-13 16:25:48" },
  { height:  516261 , difficulty:  876109 , date:  "2015-06-13 16:26:11" },
  { height:  516262 , difficulty:  873090 , date:  "2015-06-13 16:26:22" },
  { height:  516263 , difficulty:  872558 , date:  "2015-06-13 16:27:20" },
  { height:  516264 , difficulty:  867576 , date:  "2015-06-13 16:29:29" },
  { height:  516265 , difficulty:  867540 , date:  "2015-06-13 16:29:46" },
  { height:  516266 , difficulty:  868650 , date:  "2015-06-13 16:30:32" },
  { height:  516267 , difficulty:  868632 , date:  "2015-06-13 16:31:08" },
  { height:  516268 , difficulty:  868344 , date:  "2015-06-13 16:32:21" },
  { height:  516269 , difficulty:  870338 , date:  "2015-06-13 16:32:24" },
  { height:  516270 , difficulty:  869294 , date:  "2015-06-13 16:32:33" },
  { height:  516271 , difficulty:  869160 , date:  "2015-06-13 16:34:24" },
  { height:  516272 , difficulty:  868418 , date:  "2015-06-13 16:34:47" },
  { height:  516273 , difficulty:  871834 , date:  "2015-06-13 16:34:52" },
  { height:  516274 , difficulty:  872796 , date:  "2015-06-13 16:35:48" },
  { height:  516275 , difficulty:  870280 , date:  "2015-06-13 16:38:46" },
  { height:  516276 , difficulty:  870918 , date:  "2015-06-13 16:39:35" },
  { height:  516277 , difficulty:  871217 , date:  "2015-06-13 16:41:46" },
  { height:  516278 , difficulty:  872460 , date:  "2015-06-13 16:41:47" },
  { height:  516279 , difficulty:  872623 , date:  "2015-06-13 16:41:54" },
  { height:  516280 , difficulty:  869409 , date:  "2015-06-13 16:43:52" },
  { height:  516281 , difficulty:  870712 , date:  "2015-06-13 16:44:45" },
  { height:  516282 , difficulty:  869374 , date:  "2015-06-13 16:44:51" },
  { height:  516283 , difficulty:  871218 , date:  "2015-06-13 16:47:29" },
  { height:  516284 , difficulty:  871110 , date:  "2015-06-13 16:48:09" },
  { height:  516285 , difficulty:  869946 , date:  "2015-06-13 16:48:18" },
  { height:  516286 , difficulty:  867945 , date:  "2015-06-13 16:49:08" },
  { height:  516287 , difficulty:  869025 , date:  "2015-06-13 16:50:19" },
  { height:  516288 , difficulty:  869076 , date:  "2015-06-13 16:52:29" },
  { height:  516289 , difficulty:  866725 , date:  "2015-06-13 16:53:18" },
  { height:  516290 , difficulty:  865833 , date:  "2015-06-13 16:54:19" },
  { height:  516291 , difficulty:  863963 , date:  "2015-06-13 16:54:52" },
  { height:  516292 , difficulty:  864304 , date:  "2015-06-13 16:55:13" },
  { height:  516293 , difficulty:  863131 , date:  "2015-06-13 16:57:15" },
  { height:  516294 , difficulty:  863752 , date:  "2015-06-13 16:57:28" },
  { height:  516295 , difficulty:  865056 , date:  "2015-06-13 16:57:56" },
  { height:  516296 , difficulty:  864144 , date:  "2015-06-13 16:59:13" },
  { height:  516297 , difficulty:  863743 , date:  "2015-06-13 17:00:28" },
  { height:  516298 , difficulty:  863768 , date:  "2015-06-13 17:01:01" },
  { height:  516299 , difficulty:  862596 , date:  "2015-06-13 17:02:29" },
  { height:  516300 , difficulty:  858974 , date:  "2015-06-13 17:02:31" },
  { height:  516301 , difficulty:  858747 , date:  "2015-06-13 17:02:54" },
  { height:  516302 , difficulty:  859641 , date:  "2015-06-13 17:04:21" },
  { height:  516303 , difficulty:  858470 , date:  "2015-06-13 17:05:18" },
  { height:  516304 , difficulty:  857664 , date:  "2015-06-13 17:05:26" },
  { height:  516305 , difficulty:  856309 , date:  "2015-06-13 17:06:22" },
  { height:  516306 , difficulty:  857113 , date:  "2015-06-13 17:05:55" },
  { height:  516307 , difficulty:  860426 , date:  "2015-06-13 17:06:18" },
  { height:  516308 , difficulty:  860813 , date:  "2015-06-13 17:06:36" },
  { height:  516309 , difficulty:  861598 , date:  "2015-06-13 17:08:23" },
  { height:  516310 , difficulty:  857532 , date:  "2015-06-13 17:08:54" },
  { height:  516311 , difficulty:  860920 , date:  "2015-06-13 17:09:14" },
  { height:  516312 , difficulty:  862696 , date:  "2015-06-13 17:09:57" },
  { height:  516313 , difficulty:  862790 , date:  "2015-06-13 17:10:23" },
  { height:  516314 , difficulty:  862373 , date:  "2015-06-13 17:10:28" },
  { height:  516315 , difficulty:  862283 , date:  "2015-06-13 17:11:48" },
  { height:  516316 , difficulty:  863277 , date:  "2015-06-13 17:13:13" },
  { height:  516317 , difficulty:  863653 , date:  "2015-06-13 17:13:42" },
  { height:  516318 , difficulty:  863172 , date:  "2015-06-13 17:13:47" },
  { height:  516319 , difficulty:  863354 , date:  "2015-06-13 17:13:49" },
  { height:  516320 , difficulty:  861933 , date:  "2015-06-13 17:13:52" },
  { height:  516321 , difficulty:  864135 , date:  "2015-06-13 17:16:28" },
  { height:  516322 , difficulty:  861929 , date:  "2015-06-13 17:16:34" },
  { height:  516323 , difficulty:  862478 , date:  "2015-06-13 17:17:20" },
  { height:  516324 , difficulty:  862814 , date:  "2015-06-13 17:17:24" },
  { height:  516325 , difficulty:  861816 , date:  "2015-06-13 17:17:26" },
  { height:  516326 , difficulty:  859180 , date:  "2015-06-13 17:19:00" },
  { height:  516327 , difficulty:  861856 , date:  "2015-06-13 17:19:04" },
  { height:  516328 , difficulty:  860810 , date:  "2015-06-13 17:20:49" },
  { height:  516329 , difficulty:  860480 , date:  "2015-06-13 17:22:19" },
  { height:  516330 , difficulty:  860711 , date:  "2015-06-13 17:22:23" },
  { height:  516331 , difficulty:  856251 , date:  "2015-06-13 17:22:52" },
  { height:  516332 , difficulty:  857811 , date:  "2015-06-13 17:22:58" },
  { height:  516333 , difficulty:  864511 , date:  "2015-06-13 17:23:14" },
  { height:  516334 , difficulty:  862896 , date:  "2015-06-13 17:23:18" },
  { height:  516335 , difficulty:  863925 , date:  "2015-06-13 17:23:31" },
  { height:  516336 , difficulty:  863644 , date:  "2015-06-13 17:25:58" },
  { height:  516337 , difficulty:  863625 , date:  "2015-06-13 17:28:43" },
  { height:  516338 , difficulty:  865088 , date:  "2015-06-13 17:28:49" },
  { height:  516339 , difficulty:  866208 , date:  "2015-06-13 17:30:53" },
  { height:  516340 , difficulty:  863157 , date:  "2015-06-13 17:33:02" },
  { height:  516341 , difficulty:  867204 , date:  "2015-06-13 17:33:04" },
  { height:  516342 , difficulty:  867373 , date:  "2015-06-13 17:33:11" },
  { height:  516343 , difficulty:  867409 , date:  "2015-06-13 17:33:17" },
  { height:  516344 , difficulty:  865794 , date:  "2015-06-13 17:36:10" },
  { height:  516345 , difficulty:  867897 , date:  "2015-06-13 17:35:34" },
  { height:  516346 , difficulty:  867477 , date:  "2015-06-13 17:37:48" },
  { height:  516347 , difficulty:  868578 , date:  "2015-06-13 17:37:50" },
  { height:  516348 , difficulty:  869072 , date:  "2015-06-13 17:38:43" },
  { height:  516349 , difficulty:  869114 , date:  "2015-06-13 17:39:08" },
  { height:  516350 , difficulty:  868826 , date:  "2015-06-13 17:39:51" },
  { height:  516351 , difficulty:  866919 , date:  "2015-06-13 17:40:35" },
  { height:  516352 , difficulty:  865603 , date:  "2015-06-13 17:41:18" },
  { height:  516353 , difficulty:  864206 , date:  "2015-06-13 17:42:47" },
  { height:  516354 , difficulty:  863985 , date:  "2015-06-13 17:43:19" },
  { height:  516355 , difficulty:  864739 , date:  "2015-06-13 17:43:57" },
  { height:  516356 , difficulty:  862624 , date:  "2015-06-13 17:45:36" },
  { height:  516357 , difficulty:  862029 , date:  "2015-06-13 17:47:01" },
  { height:  516358 , difficulty:  864154 , date:  "2015-06-13 17:47:48" },
  { height:  516359 , difficulty:  867472 , date:  "2015-06-13 17:48:20" },
  { height:  516360 , difficulty:  867268 , date:  "2015-06-13 17:48:26" },
  { height:  516361 , difficulty:  866884 , date:  "2015-06-13 17:49:35" },
  { height:  516362 , difficulty:  865649 , date:  "2015-06-13 17:50:50" },
  { height:  516363 , difficulty:  864855 , date:  "2015-06-13 17:53:22" },
  { height:  516364 , difficulty:  866020 , date:  "2015-06-13 17:55:58" },
  { height:  516365 , difficulty:  866313 , date:  "2015-06-13 17:56:02" },
  { height:  516366 , difficulty:  865012 , date:  "2015-06-13 17:56:24" },
  { height:  516367 , difficulty:  865451 , date:  "2015-06-13 17:56:31" },
  { height:  516368 , difficulty:  867948 , date:  "2015-06-13 17:57:30" },
  { height:  516369 , difficulty:  867275 , date:  "2015-06-13 17:57:36" },
  { height:  516370 , difficulty:  869262 , date:  "2015-06-13 17:58:17" },
  { height:  516371 , difficulty:  871329 , date:  "2015-06-13 17:58:58" },
  { height:  516372 , difficulty:  871565 , date:  "2015-06-13 17:59:01" },
  { height:  516373 , difficulty:  870233 , date:  "2015-06-13 17:59:23" },
  { height:  516374 , difficulty:  871178 , date:  "2015-06-13 18:00:12" },
  { height:  516375 , difficulty:  871742 , date:  "2015-06-13 18:01:29" },
  { height:  516376 , difficulty:  872693 , date:  "2015-06-13 18:02:58" },
  { height:  516377 , difficulty:  871909 , date:  "2015-06-13 18:03:10" },
  { height:  516378 , difficulty:  872300 , date:  "2015-06-13 18:04:04" },
  { height:  516379 , difficulty:  873916 , date:  "2015-06-13 18:05:08" },
  { height:  516380 , difficulty:  876752 , date:  "2015-06-13 18:05:13" },
  { height:  516381 , difficulty:  876629 , date:  "2015-06-13 18:06:19" },
  { height:  516382 , difficulty:  876261 , date:  "2015-06-13 18:07:15" },
  { height:  516383 , difficulty:  881353 , date:  "2015-06-13 18:07:39" },
  { height:  516384 , difficulty:  881998 , date:  "2015-06-13 18:09:13" },
  { height:  516385 , difficulty:  883418 , date:  "2015-06-13 18:11:04" },
  { height:  516386 , difficulty:  883823 , date:  "2015-06-13 18:10:19" },
  { height:  516387 , difficulty:  891009 , date:  "2015-06-13 18:11:02" },
  { height:  516388 , difficulty:  890207 , date:  "2015-06-13 18:13:09" },
  { height:  516389 , difficulty:  891339 , date:  "2015-06-13 18:13:11" },
  { height:  516390 , difficulty:  890975 , date:  "2015-06-13 18:13:50" },
  { height:  516391 , difficulty:  888985 , date:  "2015-06-13 18:13:52" },
  { height:  516392 , difficulty:  887719 , date:  "2015-06-13 18:15:24" },
  { height:  516393 , difficulty:  889419 , date:  "2015-06-13 18:20:28" },
  { height:  516394 , difficulty:  894262 , date:  "2015-06-13 18:22:32" },
  { height:  516395 , difficulty:  894777 , date:  "2015-06-13 18:24:41" },
  { height:  516396 , difficulty:  898535 , date:  "2015-06-13 18:24:47" },
  { height:  516397 , difficulty:  895035 , date:  "2015-06-13 18:26:03" },
  { height:  516398 , difficulty:  898981 , date:  "2015-06-13 18:26:10" },
  { height:  516399 , difficulty:  898384 , date:  "2015-06-13 18:26:41" },
  { height:  516400 , difficulty:  900595 , date:  "2015-06-13 18:26:44" },
  { height:  516401 , difficulty:  900972 , date:  "2015-06-13 18:26:55" },
  { height:  516402 , difficulty:  901275 , date:  "2015-06-13 18:27:02" },
  { height:  516403 , difficulty:  901277 , date:  "2015-06-13 18:27:04" },
  { height:  516404 , difficulty:  899867 , date:  "2015-06-13 18:28:01" },
  { height:  516405 , difficulty:  898752 , date:  "2015-06-13 18:29:08" },
  { height:  516406 , difficulty:  898612 , date:  "2015-06-13 18:29:27" },
  { height:  516407 , difficulty:  897655 , date:  "2015-06-13 18:29:33" },
  { height:  516408 , difficulty:  898037 , date:  "2015-06-13 18:31:50" },
  { height:  516409 , difficulty:  898949 , date:  "2015-06-13 18:32:04" },
  { height:  516410 , difficulty:  900364 , date:  "2015-06-13 18:32:44" },
  { height:  516411 , difficulty:  903252 , date:  "2015-06-13 18:32:59" },
  { height:  516412 , difficulty:  904038 , date:  "2015-06-13 18:33:38" },
  { height:  516413 , difficulty:  900005 , date:  "2015-06-13 18:34:55" },
  { height:  516414 , difficulty:  899776 , date:  "2015-06-13 18:36:59" },
  { height:  516415 , difficulty:  896801 , date:  "2015-06-13 18:39:37" },
  { height:  516416 , difficulty:  896375 , date:  "2015-06-13 18:40:20" },
  { height:  516417 , difficulty:  896250 , date:  "2015-06-13 18:41:41" },
  { height:  516418 , difficulty:  896649 , date:  "2015-06-13 18:44:20" },
  { height:  516419 , difficulty:  896670 , date:  "2015-06-13 18:47:00" },
  { height:  516420 , difficulty:  894688 , date:  "2015-06-13 18:49:07" },
  { height:  516421 , difficulty:  895118 , date:  "2015-06-13 18:48:37" },
  { height:  516422 , difficulty:  893576 , date:  "2015-06-13 18:49:05" },
  { height:  516423 , difficulty:  897181 , date:  "2015-06-13 18:49:08" },
  { height:  516424 , difficulty:  899664 , date:  "2015-06-13 18:50:21" },
  { height:  516425 , difficulty:  899584 , date:  "2015-06-13 18:50:25" },
  { height:  516426 , difficulty:  898395 , date:  "2015-06-13 18:51:37" },
  { height:  516427 , difficulty:  903984 , date:  "2015-06-13 18:52:26" },
  { height:  516428 , difficulty:  903044 , date:  "2015-06-13 18:53:52" },
  { height:  516429 , difficulty:  904552 , date:  "2015-06-13 18:54:27" },
  { height:  516430 , difficulty:  905528 , date:  "2015-06-13 18:57:19" },
  { height:  516431 , difficulty:  904945 , date:  "2015-06-13 18:57:21" },
  { height:  516432 , difficulty:  903019 , date:  "2015-06-13 19:01:05" },
  { height:  516433 , difficulty:  901533 , date:  "2015-06-13 19:01:11" },
  { height:  516434 , difficulty:  901413 , date:  "2015-06-13 19:03:44" },
  { height:  516435 , difficulty:  906991 , date:  "2015-06-13 19:04:43" },
  { height:  516436 , difficulty:  910263 , date:  "2015-06-13 19:05:09" },
  { height:  516437 , difficulty:  911270 , date:  "2015-06-13 19:05:14" },
  { height:  516438 , difficulty:  909149 , date:  "2015-06-13 19:05:57" },
  { height:  516439 , difficulty:  906030 , date:  "2015-06-13 19:07:57" },
  { height:  516440 , difficulty:  902443 , date:  "2015-06-13 19:08:00" },
  { height:  516441 , difficulty:  903738 , date:  "2015-06-13 19:09:01" },
  { height:  516442 , difficulty:  906236 , date:  "2015-06-13 19:10:02" },
  { height:  516443 , difficulty:  908206 , date:  "2015-06-13 19:11:46" },
  { height:  516444 , difficulty:  907898 , date:  "2015-06-13 19:11:52" },
  { height:  516445 , difficulty:  907587 , date:  "2015-06-13 19:11:58" },
  { height:  516446 , difficulty:  906793 , date:  "2015-06-13 19:12:14" },
  { height:  516447 , difficulty:  906769 , date:  "2015-06-13 19:13:40" },
  { height:  516448 , difficulty:  910681 , date:  "2015-06-13 19:14:32" },
  { height:  516449 , difficulty:  911507 , date:  "2015-06-13 19:15:32" },
  { height:  516450 , difficulty:  910989 , date:  "2015-06-13 19:17:58" },
  { height:  516451 , difficulty:  913918 , date:  "2015-06-13 19:19:12" },
  { height:  516452 , difficulty:  912526 , date:  "2015-06-13 19:19:19" },
  { height:  516453 , difficulty:  913433 , date:  "2015-06-13 19:19:47" },
  { height:  516454 , difficulty:  912045 , date:  "2015-06-13 19:20:24" },
  { height:  516455 , difficulty:  912033 , date:  "2015-06-13 19:20:30" },
  { height:  516456 , difficulty:  914531 , date:  "2015-06-13 19:22:30" },
  { height:  516457 , difficulty:  921562 , date:  "2015-06-13 19:22:35" },
  { height:  516458 , difficulty:  919979 , date:  "2015-06-13 19:25:15" },
  { height:  516459 , difficulty:  921595 , date:  "2015-06-13 19:25:23" },
  { height:  516460 , difficulty:  919010 , date:  "2015-06-13 19:25:59" },
  { height:  516461 , difficulty:  917586 , date:  "2015-06-13 19:28:10" },
  { height:  516462 , difficulty:  917172 , date:  "2015-06-13 19:28:16" },
  { height:  516463 , difficulty:  919348 , date:  "2015-06-13 19:32:33" },
  { height:  516464 , difficulty:  920273 , date:  "2015-06-13 19:32:37" },
  { height:  516465 , difficulty:  921359 , date:  "2015-06-13 19:33:06" },
  { height:  516466 , difficulty:  928066 , date:  "2015-06-13 19:34:56" },
  { height:  516467 , difficulty:  929664 , date:  "2015-06-13 19:34:57" },
  { height:  516468 , difficulty:  927208 , date:  "2015-06-13 19:36:38" },
  { height:  516469 , difficulty:  927299 , date:  "2015-06-13 19:36:44" },
  { height:  516470 , difficulty:  928473 , date:  "2015-06-13 19:38:08" },
  { height:  516471 , difficulty:  926528 , date:  "2015-06-13 19:38:12" },
  { height:  516472 , difficulty:  927264 , date:  "2015-06-13 19:38:47" },
  { height:  516473 , difficulty:  926491 , date:  "2015-06-13 19:39:13" },
  { height:  516474 , difficulty:  926821 , date:  "2015-06-13 19:40:15" },
  { height:  516475 , difficulty:  927172 , date:  "2015-06-13 19:43:48" },
  { height:  516476 , difficulty:  927452 , date:  "2015-06-13 19:43:53" },
  { height:  516477 , difficulty:  937819 , date:  "2015-06-13 19:44:36" },
  { height:  516478 , difficulty:  941791 , date:  "2015-06-13 19:45:02" },
  { height:  516479 , difficulty:  942775 , date:  "2015-06-13 19:45:56" },
  { height:  516480 , difficulty:  958910 , date:  "2015-06-13 19:47:01" },
  { height:  516481 , difficulty:  956962 , date:  "2015-06-13 19:47:46" },
  { height:  516482 , difficulty:  956257 , date:  "2015-06-13 19:49:09" },
  { height:  516483 , difficulty:  958585 , date:  "2015-06-13 19:49:10" },
  { height:  516484 , difficulty:  955235 , date:  "2015-06-13 19:49:31" },
  { height:  516485 , difficulty:  954659 , date:  "2015-06-13 19:49:52" },
  { height:  516486 , difficulty:  953511 , date:  "2015-06-13 19:50:13" },
  { height:  516487 , difficulty:  958623 , date:  "2015-06-13 19:52:20" },
  { height:  516488 , difficulty:  958839 , date:  "2015-06-13 19:52:21" },
  { height:  516489 , difficulty:  958321 , date:  "2015-06-13 19:53:29" },
  { height:  516490 , difficulty:  957720 , date:  "2015-06-13 19:54:58" },
  { height:  516491 , difficulty:  954260 , date:  "2015-06-13 19:55:22" },
  { height:  516492 , difficulty:  955839 , date:  "2015-06-13 19:55:50" },
  { height:  516493 , difficulty:  953465 , date:  "2015-06-13 19:55:52" },
  { height:  516494 , difficulty:  949215 , date:  "2015-06-13 19:56:28" },
  { height:  516495 , difficulty:  947491 , date:  "2015-06-13 19:58:15" },
  { height:  516496 , difficulty:  946179 , date:  "2015-06-13 20:00:08" },
  { height:  516497 , difficulty:  946170 , date:  "2015-06-13 20:01:07" },
  { height:  516498 , difficulty:  946866 , date:  "2015-06-13 20:00:26" },
  { height:  516499 , difficulty:  946596 , date:  "2015-06-13 20:02:00" },
  { height:  516500 , difficulty:  944466 , date:  "2015-06-13 20:02:05" },
  { height:  516501 , difficulty:  944942 , date:  "2015-06-13 20:10:56" },
  { height:  516502 , difficulty:  948057 , date:  "2015-06-13 20:10:22" },
  { height:  516503 , difficulty:  949023 , date:  "2015-06-13 20:12:48" },
  { height:  516504 , difficulty:  946506 , date:  "2015-06-13 20:12:52" },
  { height:  516505 , difficulty:  948917 , date:  "2015-06-13 20:14:37" },
  { height:  516506 , difficulty:  944051 , date:  "2015-06-13 20:14:41" },
  { height:  516507 , difficulty:  943788 , date:  "2015-06-13 20:16:43" },
  { height:  516508 , difficulty:  938532 , date:  "2015-06-13 20:17:51" },
  { height:  516509 , difficulty:  938236 , date:  "2015-06-13 20:17:56" },
  { height:  516510 , difficulty:  934816 , date:  "2015-06-13 20:18:43" },
  { height:  516511 , difficulty:  933084 , date:  "2015-06-13 20:20:11" },
  { height:  516512 , difficulty:  935613 , date:  "2015-06-13 20:20:12" },
  { height:  516513 , difficulty:  935436 , date:  "2015-06-13 20:20:24" },
  { height:  516514 , difficulty:  934348 , date:  "2015-06-13 20:23:38" },
  { height:  516515 , difficulty:  939351 , date:  "2015-06-13 20:24:07" },
  { height:  516516 , difficulty:  940017 , date:  "2015-06-13 20:24:09" },
  { height:  516517 , difficulty:  938208 , date:  "2015-06-13 20:25:09" },
  { height:  516518 , difficulty:  936816 , date:  "2015-06-13 20:25:16" },
  { height:  516519 , difficulty:  938597 , date:  "2015-06-13 20:25:32" },
  { height:  516520 , difficulty:  946228 , date:  "2015-06-13 20:27:29" },
  { height:  516521 , difficulty:  950826 , date:  "2015-06-13 20:30:39" },
  { height:  516522 , difficulty:  958659 , date:  "2015-06-13 20:31:47" },
  { height:  516523 , difficulty:  963832 , date:  "2015-06-13 20:32:40" },
  { height:  516524 , difficulty:  965905 , date:  "2015-06-13 20:33:12" },
  { height:  516525 , difficulty:  972448 , date:  "2015-06-13 20:33:15" },
  { height:  516526 , difficulty:  976539 , date:  "2015-06-13 20:35:21" },
  { height:  516527 , difficulty:  974516 , date:  "2015-06-13 20:37:17" },
  { height:  516528 , difficulty:  975596 , date:  "2015-06-13 20:38:20" },
  { height:  516529 , difficulty:  976799 , date:  "2015-06-13 20:38:24" },
  { height:  516530 , difficulty:  975832 , date:  "2015-06-13 20:39:18" },
  { height:  516531 , difficulty:  975567 , date:  "2015-06-13 20:39:18" },
  { height:  516532 , difficulty:  972430 , date:  "2015-06-13 20:39:41" },
  { height:  516533 , difficulty:  972777 , date:  "2015-06-13 20:41:25" },
  { height:  516534 , difficulty:  973440 , date:  "2015-06-13 20:41:50" },
  { height:  516535 , difficulty:  973147 , date:  "2015-06-13 20:42:54" },
  { height:  516536 , difficulty:  974590 , date:  "2015-06-13 20:43:48" },
  { height:  516537 , difficulty:  970750 , date:  "2015-06-13 20:43:56" },
  { height:  516538 , difficulty:  970446 , date:  "2015-06-13 20:46:51" },
  { height:  516539 , difficulty:  964616 , date:  "2015-06-13 20:47:49" },
  { height:  516540 , difficulty:  966218 , date:  "2015-06-13 20:48:07" },
  { height:  516541 , difficulty:  970854 , date:  "2015-06-13 20:49:39" },
  { height:  516542 , difficulty:  968810 , date:  "2015-06-13 20:49:55" },
  { height:  516543 , difficulty:  971908 , date:  "2015-06-13 20:50:34" },
  { height:  516544 , difficulty:  968966 , date:  "2015-06-13 20:50:54" },
  { height:  516545 , difficulty:  969417 , date:  "2015-06-13 20:51:21" },
  { height:  516546 , difficulty:  970023 , date:  "2015-06-13 20:52:27" },
  { height:  516547 , difficulty:  969874 , date:  "2015-06-13 20:53:13" },
  { height:  516548 , difficulty:  970673 , date:  "2015-06-13 20:53:17" },
  { height:  516549 , difficulty:  970085 , date:  "2015-06-13 20:53:56" },
  { height:  516550 , difficulty:  969067 , date:  "2015-06-13 20:54:21" },
  { height:  516551 , difficulty:  965527 , date:  "2015-06-13 20:54:47" },
  { height:  516552 , difficulty:  968267 , date:  "2015-06-13 20:55:39" },
  { height:  516553 , difficulty:  972251 , date:  "2015-06-13 20:55:41" },
  { height:  516554 , difficulty:  971616 , date:  "2015-06-13 20:55:57" },
  { height:  516555 , difficulty:  971130 , date:  "2015-06-13 20:56:04" },
  { height:  516556 , difficulty:  969547 , date:  "2015-06-13 20:58:13" },
  { height:  516557 , difficulty:  971025 , date:  "2015-06-13 20:59:17" },
  { height:  516558 , difficulty:  969949 , date:  "2015-06-13 21:00:36" },
  { height:  516559 , difficulty:  970010 , date:  "2015-06-13 21:01:22" },
  { height:  516560 , difficulty:  972143 , date:  "2015-06-13 21:02:21" },
  { height:  516561 , difficulty:  971748 , date:  "2015-06-13 21:04:37" },
  { height:  516562 , difficulty:  972336 , date:  "2015-06-13 21:04:54" },
  { height:  516563 , difficulty:  973755 , date:  "2015-06-13 21:06:31" },
  { height:  516564 , difficulty:  978847 , date:  "2015-06-13 21:08:21" },
  { height:  516565 , difficulty:  979257 , date:  "2015-06-13 21:07:58" },
  { height:  516566 , difficulty:  980288 , date:  "2015-06-13 21:08:04" },
  { height:  516567 , difficulty:  980931 , date:  "2015-06-13 21:08:23" },
  { height:  516568 , difficulty:  980665 , date:  "2015-06-13 21:10:14" },
  { height:  516569 , difficulty:  980659 , date:  "2015-06-13 21:14:21" },
  { height:  516570 , difficulty:  979845 , date:  "2015-06-13 21:16:40" },
  { height:  516571 , difficulty:  976826 , date:  "2015-06-13 21:16:45" },
  { height:  516572 , difficulty:  976075 , date:  "2015-06-13 21:17:13" },
  { height:  516573 , difficulty:  976731 , date:  "2015-06-13 21:17:20" },
  { height:  516574 , difficulty:  977122 , date:  "2015-06-13 21:19:32" },
  { height:  516575 , difficulty:  977129 , date:  "2015-06-13 21:19:38" },
  { height:  516576 , difficulty:  976982 , date:  "2015-06-13 21:20:38" },
  { height:  516577 , difficulty:  967879 , date:  "2015-06-13 21:20:43" },
  { height:  516578 , difficulty:  967570 , date:  "2015-06-13 21:21:30" },
  { height:  516579 , difficulty:  966110 , date:  "2015-06-13 21:22:44" },
  { height:  516580 , difficulty:  966915 , date:  "2015-06-13 21:23:10" },
  { height:  516581 , difficulty:  963973 , date:  "2015-06-13 21:24:40" },
  { height:  516582 , difficulty:  966248 , date:  "2015-06-13 21:24:42" },
  { height:  516583 , difficulty:  962822 , date:  "2015-06-13 21:25:45" },
  { height:  516584 , difficulty:  962565 , date:  "2015-06-13 21:26:48" },
  { height:  516585 , difficulty:  971969 , date:  "2015-06-13 21:27:34" },
  { height:  516586 , difficulty:  970942 , date:  "2015-06-13 21:27:38" },
  { height:  516587 , difficulty:  968381 , date:  "2015-06-13 21:28:04" },
  { height:  516588 , difficulty:  968371 , date:  "2015-06-13 21:29:17" },
  { height:  516589 , difficulty:  968904 , date:  "2015-06-13 21:31:23" },
  { height:  516590 , difficulty:  965519 , date:  "2015-06-13 21:31:25" },
  { height:  516591 , difficulty:  964750 , date:  "2015-06-13 21:32:10" },
  { height:  516592 , difficulty:  970863 , date:  "2015-06-13 21:32:13" },
  { height:  516593 , difficulty:  978611 , date:  "2015-06-13 21:34:53" },
  { height:  516594 , difficulty:  983912 , date:  "2015-06-13 21:35:32" },
  { height:  516595 , difficulty:  983890 , date:  "2015-06-13 21:35:58" },
  { height:  516596 , difficulty:  980834 , date:  "2015-06-13 21:36:18" },
  { height:  516597 , difficulty:  975611 , date:  "2015-06-13 21:36:50" },
  { height:  516598 , difficulty:  974663 , date:  "2015-06-13 21:40:53" },
  { height:  516599 , difficulty:  977312 , date:  "2015-06-13 21:41:00" },
  { height:  516600 , difficulty:  977243 , date:  "2015-06-13 21:41:26" },
  { height:  516601 , difficulty:  978906 , date:  "2015-06-13 21:41:59" },
  { height:  516602 , difficulty:  975441 , date:  "2015-06-13 21:42:17" },
  { height:  516603 , difficulty:  980387 , date:  "2015-06-13 21:43:21" },
  { height:  516604 , difficulty:  978648 , date:  "2015-06-13 21:43:24" },
  { height:  516605 , difficulty:  979241 , date:  "2015-06-13 21:44:09" },
  { height:  516606 , difficulty:  977856 , date:  "2015-06-13 21:44:10" },
  { height:  516607 , difficulty:  980156 , date:  "2015-06-13 21:45:36" },
  { height:  516608 , difficulty:  984126 , date:  "2015-06-13 21:46:57" },
  { height:  516609 , difficulty:  987857 , date:  "2015-06-13 21:47:18" },
  { height:  516610 , difficulty:  987284 , date:  "2015-06-13 21:47:20" },
  { height:  516611 , difficulty:  986083 , date:  "2015-06-13 21:47:45" },
  { height:  516612 , difficulty:  988665 , date:  "2015-06-13 21:50:53" },
  { height:  516613 , difficulty:  990196 , date:  "2015-06-13 21:51:12" },
  { height:  516614 , difficulty:  988081 , date:  "2015-06-13 21:52:55" },
  { height:  516615 , difficulty:  986446 , date:  "2015-06-13 21:57:57" },
  { height:  516616 , difficulty:  989768 , date:  "2015-06-13 21:57:29" },
  { height:  516617 , difficulty:  988238 , date:  "2015-06-13 21:59:15" },
  { height:  516618 , difficulty:  991252 , date:  "2015-06-13 21:59:17" },
  { height:  516619 , difficulty:  991442 , date:  "2015-06-13 22:10:46" },
  { height:  516620 , difficulty:  992442 , date:  "2015-06-13 22:11:45" },
  { height:  516621 , difficulty:  995026 , date:  "2015-06-13 22:11:49" },
  { height:  516622 , difficulty:  993269 , date:  "2015-06-13 22:12:10" },
  { height:  516623 , difficulty:  992183 , date:  "2015-06-13 22:12:12" },
  { height:  516624 , difficulty:  992403 , date:  "2015-06-13 22:13:44" },
  { height:  516625 , difficulty:  992104 , date:  "2015-06-13 22:17:53" },
  { height:  516626 , difficulty:  991887 , date:  "2015-06-13 22:21:16" },
  { height:  516627 , difficulty:  991184 , date:  "2015-06-13 22:23:48" },
  { height:  516628 , difficulty:  994487 , date:  "2015-06-13 22:27:32" },
  { height:  516629 , difficulty:  995649 , date:  "2015-06-13 22:27:36" },
  { height:  516630 , difficulty:  995380 , date:  "2015-06-13 22:30:47" },
  { height:  516631 , difficulty:  995628 , date:  "2015-06-13 22:33:35" },
  { height:  516632 , difficulty:  992835 , date:  "2015-06-13 22:33:41" },
  { height:  516633 , difficulty:  992117 , date:  "2015-06-13 22:34:18" },
  { height:  516634 , difficulty:  991581 , date:  "2015-06-13 22:34:57" },
  { height:  516635 , difficulty:  990503 , date:  "2015-06-13 22:35:00" },
  { height:  516636 , difficulty:  988978 , date:  "2015-06-13 22:35:57" },
  { height:  516637 , difficulty:  988687 , date:  "2015-06-13 22:39:19" },
  { height:  516638 , difficulty:  990473 , date:  "2015-06-13 22:39:27" },
  { height:  516639 , difficulty:  988030 , date:  "2015-06-13 22:39:33" },
  { height:  516640 , difficulty:  988335 , date:  "2015-06-13 22:42:37" },
  { height:  516641 , difficulty:  988429 , date:  "2015-06-13 22:43:39" },
  { height:  516642 , difficulty:  989280 , date:  "2015-06-13 22:44:13" },
  { height:  516643 , difficulty:  989468 , date:  "2015-06-13 22:45:46" },
  { height:  516644 , difficulty:  986564 , date:  "2015-06-13 22:45:48" },
  { height:  516645 , difficulty:  981148 , date:  "2015-06-13 22:46:12" },
  { height:  516646 , difficulty:  978218 , date:  "2015-06-13 22:47:32" },
  { height:  516647 , difficulty:  978225 , date:  "2015-06-13 22:48:31" },
  { height:  516648 , difficulty:  981409 , date:  "2015-06-13 22:48:37" },
  { height:  516649 , difficulty:  981443 , date:  "2015-06-13 22:49:05" },
  { height:  516650 , difficulty:  977681 , date:  "2015-06-13 22:52:27" },
  { height:  516651 , difficulty:  978571 , date:  "2015-06-13 22:53:42" },
  { height:  516652 , difficulty:  976992 , date:  "2015-06-13 22:53:44" },
  { height:  516653 , difficulty:  979043 , date:  "2015-06-13 22:54:11" },
  { height:  516654 , difficulty:  979384 , date:  "2015-06-13 22:54:41" },
  { height:  516655 , difficulty:  980461 , date:  "2015-06-13 22:55:05" },
  { height:  516656 , difficulty:  980481 , date:  "2015-06-13 22:56:06" },
  { height:  516657 , difficulty:  983774 , date:  "2015-06-13 22:57:24" },
  { height:  516658 , difficulty:  984681 , date:  "2015-06-13 22:57:28" },
  { height:  516659 , difficulty:  983025 , date:  "2015-06-13 22:58:21" },
  { height:  516660 , difficulty:  982677 , date:  "2015-06-13 23:01:24" },
  { height:  516661 , difficulty:  981442 , date:  "2015-06-13 23:01:51" },
  { height:  516662 , difficulty:  982334 , date:  "2015-06-13 23:04:06" },
  { height:  516663 , difficulty:  982862 , date:  "2015-06-13 23:05:02" },
  { height:  516664 , difficulty:  984636 , date:  "2015-06-13 23:05:48" },
  { height:  516665 , difficulty:  981078 , date:  "2015-06-13 23:06:08" },
  { height:  516666 , difficulty:  982578 , date:  "2015-06-13 23:09:09" },
  { height:  516667 , difficulty:  983545 , date:  "2015-06-13 23:09:10" },
  { height:  516668 , difficulty:  985069 , date:  "2015-06-13 23:10:44" },
  { height:  516669 , difficulty:  983203 , date:  "2015-06-13 23:11:38" },
  { height:  516670 , difficulty:  982307 , date:  "2015-06-13 23:15:10" },
  { height:  516671 , difficulty:  982830 , date:  "2015-06-13 23:16:43" },
  { height:  516672 , difficulty:  983403 , date:  "2015-06-13 23:18:22" },
  { height:  516673 , difficulty:  982960 , date:  "2015-06-13 23:20:44" },
  { height:  516674 , difficulty:  976139 , date:  "2015-06-13 23:21:05" },
  { height:  516675 , difficulty:  979047 , date:  "2015-06-13 23:22:22" },
  { height:  516676 , difficulty:  980173 , date:  "2015-06-13 23:22:43" },
  { height:  516677 , difficulty:  979918 , date:  "2015-06-13 23:23:25" },
  { height:  516678 , difficulty:  981000 , date:  "2015-06-13 23:24:58" },
  { height:  516679 , difficulty:  984530 , date:  "2015-06-13 23:25:03" },
  { height:  516680 , difficulty:  987662 , date:  "2015-06-13 23:25:53" },
  { height:  516681 , difficulty:  990063 , date:  "2015-06-13 23:26:44" },
  { height:  516682 , difficulty:  991599 , date:  "2015-06-13 23:27:25" },
  { height:  516683 , difficulty:  990105 , date:  "2015-06-13 23:32:42" },
  { height:  516684 , difficulty:  988959 , date:  "2015-06-13 23:33:27" },
  { height:  516685 , difficulty:  988874 , date:  "2015-06-13 23:34:23" },
  { height:  516686 , difficulty:  989322 , date:  "2015-06-13 23:34:14" },
  { height:  516687 , difficulty:  989770 , date:  "2015-06-13 23:38:48" },
  { height:  516688 , difficulty:  984442 , date:  "2015-06-13 23:39:24" },
  { height:  516689 , difficulty:  990298 , date:  "2015-06-13 23:39:24" },
  { height:  516690 , difficulty:  987348 , date:  "2015-06-13 23:41:07" },
  { height:  516691 , difficulty:  979547 , date:  "2015-06-13 23:41:12" },
  { height:  516692 , difficulty:  980122 , date:  "2015-06-13 23:42:01" },
  { height:  516693 , difficulty:  978407 , date:  "2015-06-13 23:43:15" },
  { height:  516694 , difficulty:  980309 , date:  "2015-06-13 23:43:20" },
  { height:  516695 , difficulty:  962454 , date:  "2015-06-13 23:44:31" },
  { height:  516696 , difficulty:  962370 , date:  "2015-06-13 23:45:01" },
  { height:  516697 , difficulty:  964305 , date:  "2015-06-13 23:46:10" },
  { height:  516698 , difficulty:  965757 , date:  "2015-06-13 23:47:49" },
  { height:  516699 , difficulty:  968098 , date:  "2015-06-13 23:48:39" },
  { height:  516700 , difficulty:  966811 , date:  "2015-06-13 23:48:42" },
  { height:  516701 , difficulty:  960342 , date:  "2015-06-13 23:49:50" },
  { height:  516702 , difficulty:  956915 , date:  "2015-06-13 23:49:53" },
  { height:  516703 , difficulty:  954484 , date:  "2015-06-13 23:52:06" },
  { height:  516704 , difficulty:  948494 , date:  "2015-06-13 23:52:10" },
  { height:  516705 , difficulty:  955640 , date:  "2015-06-13 23:52:30" },
  { height:  516706 , difficulty:  954282 , date:  "2015-06-13 23:52:45" },
  { height:  516707 , difficulty:  949808 , date:  "2015-06-13 23:53:18" },
  { height:  516708 , difficulty:  951434 , date:  "2015-06-13 23:55:36" },
  { height:  516709 , difficulty:  952872 , date:  "2015-06-13 23:55:38" },
  { height:  516710 , difficulty:  952596 , date:  "2015-06-13 23:55:41" },
  { height:  516711 , difficulty:  954447 , date:  "2015-06-13 23:56:19" },
  { height:  516712 , difficulty:  953048 , date:  "2015-06-13 23:56:20" },
  { height:  516713 , difficulty:  949041 , date:  "2015-06-13 23:57:27" },
  { height:  516714 , difficulty:  951626 , date:  "2015-06-13 23:58:32" },
  { height:  516715 , difficulty:  953222 , date:  "2015-06-14 00:00:26" },
  { height:  516716 , difficulty:  948426 , date:  "2015-06-14 00:00:45" },
  { height:  516717 , difficulty:  947875 , date:  "2015-06-14 00:01:57" },
  { height:  516718 , difficulty:  947164 , date:  "2015-06-14 00:02:07" },
  { height:  516719 , difficulty:  944842 , date:  "2015-06-14 00:03:04" },
  { height:  516720 , difficulty:  946112 , date:  "2015-06-14 00:03:08" },
  { height:  516721 , difficulty:  945713 , date:  "2015-06-14 00:03:58" },
  { height:  516722 , difficulty:  944111 , date:  "2015-06-14 00:04:44" },
  { height:  516723 , difficulty:  948145 , date:  "2015-06-14 00:05:58" },
  { height:  516724 , difficulty:  948183 , date:  "2015-06-14 00:06:03" },
  { height:  516725 , difficulty:  947612 , date:  "2015-06-14 00:07:23" },
  { height:  516726 , difficulty:  949105 , date:  "2015-06-14 00:08:18" },
  { height:  516727 , difficulty:  951100 , date:  "2015-06-14 00:08:49" },
  { height:  516728 , difficulty:  954290 , date:  "2015-06-14 00:08:54" },
  { height:  516729 , difficulty:  954335 , date:  "2015-06-14 00:11:33" },
  { height:  516730 , difficulty:  953769 , date:  "2015-06-14 00:11:36" },
  { height:  516731 , difficulty:  958044 , date:  "2015-06-14 00:12:14" },
  { height:  516732 , difficulty:  956895 , date:  "2015-06-14 00:13:01" },
  { height:  516733 , difficulty:  956371 , date:  "2015-06-14 00:13:24" },
  { height:  516734 , difficulty:  962591 , date:  "2015-06-14 00:15:16" },
  { height:  516735 , difficulty:  961298 , date:  "2015-06-14 00:16:04" },
  { height:  516736 , difficulty:  958946 , date:  "2015-06-14 00:16:06" },
  { height:  516737 , difficulty:  960315 , date:  "2015-06-14 00:18:29" },
  { height:  516738 , difficulty:  957827 , date:  "2015-06-14 00:18:34" },
  { height:  516739 , difficulty:  956463 , date:  "2015-06-14 00:20:23" },
  { height:  516740 , difficulty:  956722 , date:  "2015-06-14 00:21:13" },
  { height:  516741 , difficulty:  960268 , date:  "2015-06-14 00:23:37" },
  { height:  516742 , difficulty:  955396 , date:  "2015-06-14 00:23:39" },
  { height:  516743 , difficulty:  956626 , date:  "2015-06-14 00:23:55" },
  { height:  516744 , difficulty:  954782 , date:  "2015-06-14 00:24:40" },
  { height:  516745 , difficulty:  956765 , date:  "2015-06-14 00:24:44" },
  { height:  516746 , difficulty:  951109 , date:  "2015-06-14 00:24:50" },
  { height:  516747 , difficulty:  950077 , date:  "2015-06-14 00:25:12" },
  { height:  516748 , difficulty:  948118 , date:  "2015-06-14 00:25:40" },
  { height:  516749 , difficulty:  944453 , date:  "2015-06-14 00:26:05" },
  { height:  516750 , difficulty:  945795 , date:  "2015-06-14 00:27:53" },
  { height:  516751 , difficulty:  943918 , date:  "2015-06-14 00:28:17" },
  { height:  516752 , difficulty:  943852 , date:  "2015-06-14 00:29:44" },
  { height:  516753 , difficulty:  944382 , date:  "2015-06-14 00:29:49" },
  { height:  516754 , difficulty:  942350 , date:  "2015-06-14 00:29:53" },
  { height:  516755 , difficulty:  942733 , date:  "2015-06-14 00:30:47" },
  { height:  516756 , difficulty:  942013 , date:  "2015-06-14 00:32:23" },
  { height:  516757 , difficulty:  941222 , date:  "2015-06-14 00:32:29" },
  { height:  516758 , difficulty:  943314 , date:  "2015-06-14 00:33:28" },
  { height:  516759 , difficulty:  935015 , date:  "2015-06-14 00:37:04" },
  { height:  516760 , difficulty:  934870 , date:  "2015-06-14 00:37:07" },
  { height:  516761 , difficulty:  934541 , date:  "2015-06-14 00:37:22" },
  { height:  516762 , difficulty:  935643 , date:  "2015-06-14 00:38:52" },
  { height:  516763 , difficulty:  930621 , date:  "2015-06-14 00:38:54" },
  { height:  516764 , difficulty:  929920 , date:  "2015-06-14 00:39:35" },
  { height:  516765 , difficulty:  930442 , date:  "2015-06-14 00:39:37" },
  { height:  516766 , difficulty:  927996 , date:  "2015-06-14 00:41:19" },
  { height:  516767 , difficulty:  930348 , date:  "2015-06-14 00:42:07" },
  { height:  516768 , difficulty:  931084 , date:  "2015-06-14 00:42:08" },
  { height:  516769 , difficulty:  929266 , date:  "2015-06-14 00:42:26" },
  { height:  516770 , difficulty:  930151 , date:  "2015-06-14 00:42:28" },
  { height:  516771 , difficulty:  929932 , date:  "2015-06-14 00:43:22" },
  { height:  516772 , difficulty:  929290 , date:  "2015-06-14 00:43:45" },
  { height:  516773 , difficulty:  927612 , date:  "2015-06-14 00:45:35" },
  { height:  516774 , difficulty:  928364 , date:  "2015-06-14 00:45:39" },
  { height:  516775 , difficulty:  927972 , date:  "2015-06-14 00:45:57" },
  { height:  516776 , difficulty:  934897 , date:  "2015-06-14 00:48:22" },
  { height:  516777 , difficulty:  933349 , date:  "2015-06-14 00:48:51" },
  { height:  516778 , difficulty:  933356 , date:  "2015-06-14 00:50:09" },
  { height:  516779 , difficulty:  931703 , date:  "2015-06-14 00:50:51" },
  { height:  516780 , difficulty:  932082 , date:  "2015-06-14 00:52:15" },
  { height:  516781 , difficulty:  931958 , date:  "2015-06-14 00:53:12" },
  { height:  516782 , difficulty:  935422 , date:  "2015-06-14 00:55:02" },
  { height:  516783 , difficulty:  937413 , date:  "2015-06-14 00:56:32" },
  { height:  516784 , difficulty:  934372 , date:  "2015-06-14 00:59:03" },
  { height:  516785 , difficulty:  934437 , date:  "2015-06-14 00:59:09" },
  { height:  516786 , difficulty:  935876 , date:  "2015-06-14 00:59:11" },
  { height:  516787 , difficulty:  937776 , date:  "2015-06-14 00:59:33" },
  { height:  516788 , difficulty:  937974 , date:  "2015-06-14 01:00:56" },
  { height:  516789 , difficulty:  939927 , date:  "2015-06-14 01:01:18" },
  { height:  516790 , difficulty:  938582 , date:  "2015-06-14 01:04:58" },
  { height:  516791 , difficulty:  936261 , date:  "2015-06-14 01:05:21" },
  { height:  516792 , difficulty:  935926 , date:  "2015-06-14 01:06:23" },
  { height:  516793 , difficulty:  934506 , date:  "2015-06-14 01:06:16" },
  { height:  516794 , difficulty:  936470 , date:  "2015-06-14 01:12:08" },
  { height:  516795 , difficulty:  935413 , date:  "2015-06-14 01:12:14" },
  { height:  516796 , difficulty:  936078 , date:  "2015-06-14 01:12:52" },
  { height:  516797 , difficulty:  935704 , date:  "2015-06-14 01:12:57" },
  { height:  516798 , difficulty:  937874 , date:  "2015-06-14 01:13:26" },
  { height:  516799 , difficulty:  936078 , date:  "2015-06-14 01:13:34" },
  { height:  516800 , difficulty:  936139 , date:  "2015-06-14 01:14:00" },
  { height:  516801 , difficulty:  937976 , date:  "2015-06-14 01:14:02" },
  { height:  516802 , difficulty:  939619 , date:  "2015-06-14 01:15:22" },
  { height:  516803 , difficulty:  939058 , date:  "2015-06-14 01:14:44" },
  { height:  516804 , difficulty:  939147 , date:  "2015-06-14 01:16:37" },
  { height:  516805 , difficulty:  936261 , date:  "2015-06-14 01:16:10" },
  { height:  516806 , difficulty:  937170 , date:  "2015-06-14 01:17:10" },
  { height:  516807 , difficulty:  936342 , date:  "2015-06-14 01:17:18" },
  { height:  516808 , difficulty:  935778 , date:  "2015-06-14 01:19:02" },
  { height:  516809 , difficulty:  936794 , date:  "2015-06-14 01:21:27" },
  { height:  516810 , difficulty:  939374 , date:  "2015-06-14 01:21:40" },
  { height:  516811 , difficulty:  938842 , date:  "2015-06-14 01:21:41" },
  { height:  516812 , difficulty:  941402 , date:  "2015-06-14 01:22:09" },
  { height:  516813 , difficulty:  939297 , date:  "2015-06-14 01:22:28" },
  { height:  516814 , difficulty:  939321 , date:  "2015-06-14 01:26:48" },
  { height:  516815 , difficulty:  938623 , date:  "2015-06-14 01:27:15" },
  { height:  516816 , difficulty:  938378 , date:  "2015-06-14 01:27:20" },
  { height:  516817 , difficulty:  935076 , date:  "2015-06-14 01:28:33" },
  { height:  516818 , difficulty:  938488 , date:  "2015-06-14 01:28:36" },
  { height:  516819 , difficulty:  939366 , date:  "2015-06-14 01:30:18" },
  { height:  516820 , difficulty:  940537 , date:  "2015-06-14 01:30:24" },
  { height:  516821 , difficulty:  942145 , date:  "2015-06-14 01:32:33" },
  { height:  516822 , difficulty:  946221 , date:  "2015-06-14 01:32:35" },
  { height:  516823 , difficulty:  947455 , date:  "2015-06-14 01:32:56" },
  { height:  516824 , difficulty:  947604 , date:  "2015-06-14 01:33:06" },
  { height:  516825 , difficulty:  947206 , date:  "2015-06-14 01:35:34" },
  { height:  516826 , difficulty:  945196 , date:  "2015-06-14 01:35:36" },
  { height:  516827 , difficulty:  944827 , date:  "2015-06-14 01:39:34" },
  { height:  516828 , difficulty:  944002 , date:  "2015-06-14 01:39:37" },
  { height:  516829 , difficulty:  944039 , date:  "2015-06-14 01:39:59" },
  { height:  516830 , difficulty:  944310 , date:  "2015-06-14 01:40:13" },
  { height:  516831 , difficulty:  944340 , date:  "2015-06-14 01:40:14" },
  { height:  516832 , difficulty:  943025 , date:  "2015-06-14 01:41:31" },
  { height:  516833 , difficulty:  943345 , date:  "2015-06-14 01:41:32" },
  { height:  516834 , difficulty:  943111 , date:  "2015-06-14 01:44:01" },
  { height:  516835 , difficulty:  940670 , date:  "2015-06-14 01:44:04" },
  { height:  516836 , difficulty:  940842 , date:  "2015-06-14 01:45:59" },
  { height:  516837 , difficulty:  940560 , date:  "2015-06-14 01:45:29" },
  { height:  516838 , difficulty:  939246 , date:  "2015-06-14 01:47:09" },
  { height:  516839 , difficulty:  940849 , date:  "2015-06-14 01:47:10" },
  { height:  516840 , difficulty:  939976 , date:  "2015-06-14 01:47:13" },
  { height:  516841 , difficulty:  940063 , date:  "2015-06-14 01:47:18" },
  { height:  516842 , difficulty:  937729 , date:  "2015-06-14 01:47:19" },
  { height:  516843 , difficulty:  938530 , date:  "2015-06-14 01:47:52" },
  { height:  516844 , difficulty:  939146 , date:  "2015-06-14 01:48:09" },
  { height:  516845 , difficulty:  938778 , date:  "2015-06-14 01:48:58" },
  { height:  516846 , difficulty:  940057 , date:  "2015-06-14 01:49:44" },
  { height:  516847 , difficulty:  939424 , date:  "2015-06-14 01:50:07" },
  { height:  516848 , difficulty:  941685 , date:  "2015-06-14 01:52:39" },
  { height:  516849 , difficulty:  941758 , date:  "2015-06-14 01:56:11" },
  { height:  516850 , difficulty:  945909 , date:  "2015-06-14 01:57:35" },
  { height:  516851 , difficulty:  945530 , date:  "2015-06-14 01:57:41" },
  { height:  516852 , difficulty:  944711 , date:  "2015-06-14 01:59:07" },
  { height:  516853 , difficulty:  944051 , date:  "2015-06-14 02:00:26" },
  { height:  516854 , difficulty:  946130 , date:  "2015-06-14 02:01:50" },
  { height:  516855 , difficulty:  946515 , date:  "2015-06-14 02:03:32" },
  { height:  516856 , difficulty:  946120 , date:  "2015-06-14 02:03:37" },
  { height:  516857 , difficulty:  949641 , date:  "2015-06-14 02:04:33" },
  { height:  516858 , difficulty:  946794 , date:  "2015-06-14 02:04:58" },
  { height:  516859 , difficulty:  945717 , date:  "2015-06-14 02:05:25" },
  { height:  516860 , difficulty:  942951 , date:  "2015-06-14 02:05:28" },
  { height:  516861 , difficulty:  947134 , date:  "2015-06-14 02:06:15" },
  { height:  516862 , difficulty:  949131 , date:  "2015-06-14 02:06:29" },
  { height:  516863 , difficulty:  954772 , date:  "2015-06-14 02:10:09" },
  { height:  516864 , difficulty:  952697 , date:  "2015-06-14 02:11:01" },
  { height:  516865 , difficulty:  953965 , date:  "2015-06-14 02:12:14" },
  { height:  516866 , difficulty:  950159 , date:  "2015-06-14 02:12:55" },
  { height:  516867 , difficulty:  949780 , date:  "2015-06-14 02:13:23" },
  { height:  516868 , difficulty:  950105 , date:  "2015-06-14 02:13:28" },
  { height:  516869 , difficulty:  951161 , date:  "2015-06-14 02:13:43" },
  { height:  516870 , difficulty:  941989 , date:  "2015-06-14 02:14:53" },
  { height:  516871 , difficulty:  944230 , date:  "2015-06-14 02:15:20" },
  { height:  516872 , difficulty:  944228 , date:  "2015-06-14 02:15:22" },
  { height:  516873 , difficulty:  944247 , date:  "2015-06-14 02:17:19" },
  { height:  516874 , difficulty:  946602 , date:  "2015-06-14 02:17:35" },
  { height:  516875 , difficulty:  946539 , date:  "2015-06-14 02:17:51" },
  { height:  516876 , difficulty:  946796 , date:  "2015-06-14 02:19:21" },
  { height:  516877 , difficulty:  947492 , date:  "2015-06-14 02:20:23" },
  { height:  516878 , difficulty:  946821 , date:  "2015-06-14 02:21:11" },
  { height:  516879 , difficulty:  949761 , date:  "2015-06-14 02:21:17" },
  { height:  516880 , difficulty:  949678 , date:  "2015-06-14 02:22:57" },
  { height:  516881 , difficulty:  950864 , date:  "2015-06-14 02:23:01" },
  { height:  516882 , difficulty:  950941 , date:  "2015-06-14 02:23:21" },
  { height:  516883 , difficulty:  952180 , date:  "2015-06-14 02:23:36" },
  { height:  516884 , difficulty:  951355 , date:  "2015-06-14 02:23:38" },
  { height:  516885 , difficulty:  951646 , date:  "2015-06-14 02:25:39" },
  { height:  516886 , difficulty:  951868 , date:  "2015-06-14 02:25:40" },
  { height:  516887 , difficulty:  952008 , date:  "2015-06-14 02:26:26" },
  { height:  516888 , difficulty:  955129 , date:  "2015-06-14 02:26:47" },
  { height:  516889 , difficulty:  955657 , date:  "2015-06-14 02:27:14" },
  { height:  516890 , difficulty:  951033 , date:  "2015-06-14 02:27:38" },
  { height:  516891 , difficulty:  950420 , date:  "2015-06-14 02:27:43" },
  { height:  516892 , difficulty:  955493 , date:  "2015-06-14 02:28:03" },
  { height:  516893 , difficulty:  953744 , date:  "2015-06-14 02:29:18" },
  { height:  516894 , difficulty:  954705 , date:  "2015-06-14 02:29:24" },
  { height:  516895 , difficulty:  953568 , date:  "2015-06-14 02:29:38" },
  { height:  516896 , difficulty:  956587 , date:  "2015-06-14 02:29:46" },
  { height:  516897 , difficulty:  953406 , date:  "2015-06-14 02:31:12" },
  { height:  516898 , difficulty:  955181 , date:  "2015-06-14 02:31:47" },
  { height:  516899 , difficulty:  959690 , date:  "2015-06-14 02:32:21" },
  { height:  516900 , difficulty:  959614 , date:  "2015-06-14 02:34:18" },
  { height:  516901 , difficulty:  955687 , date:  "2015-06-14 02:34:21" },
  { height:  516902 , difficulty:  957439 , date:  "2015-06-14 02:35:05" },
  { height:  516903 , difficulty:  953335 , date:  "2015-06-14 02:35:12" },
  { height:  516904 , difficulty:  954939 , date:  "2015-06-14 02:35:57" },
  { height:  516905 , difficulty:  955179 , date:  "2015-06-14 02:36:08" },
  { height:  516906 , difficulty:  955282 , date:  "2015-06-14 02:36:19" },
  { height:  516907 , difficulty:  956179 , date:  "2015-06-14 02:37:54" },
  { height:  516908 , difficulty:  954481 , date:  "2015-06-14 02:38:23" },
  { height:  516909 , difficulty:  960700 , date:  "2015-06-14 02:42:01" },
  { height:  516910 , difficulty:  956785 , date:  "2015-06-14 02:42:07" },
  { height:  516911 , difficulty:  956993 , date:  "2015-06-14 02:42:18" },
  { height:  516912 , difficulty:  957119 , date:  "2015-06-14 02:42:22" },
  { height:  516913 , difficulty:  957409 , date:  "2015-06-14 02:42:53" },
  { height:  516914 , difficulty:  956242 , date:  "2015-06-14 02:44:26" },
  { height:  516915 , difficulty:  957844 , date:  "2015-06-14 02:44:29" },
  { height:  516916 , difficulty:  958324 , date:  "2015-06-14 02:44:46" },
  { height:  516917 , difficulty:  960590 , date:  "2015-06-14 02:46:25" },
  { height:  516918 , difficulty:  960761 , date:  "2015-06-14 02:46:27" },
  { height:  516919 , difficulty:  963510 , date:  "2015-06-14 02:48:06" },
  { height:  516920 , difficulty:  963271 , date:  "2015-06-14 02:49:29" },
  { height:  516921 , difficulty:  964585 , date:  "2015-06-14 02:49:41" },
  { height:  516922 , difficulty:  963762 , date:  "2015-06-14 02:50:13" },
  { height:  516923 , difficulty:  964133 , date:  "2015-06-14 02:50:49" },
  { height:  516924 , difficulty:  961603 , date:  "2015-06-14 02:50:54" },
  { height:  516925 , difficulty:  960715 , date:  "2015-06-14 02:52:12" },
  { height:  516926 , difficulty:  958602 , date:  "2015-06-14 02:52:15" },
  { height:  516927 , difficulty:  960504 , date:  "2015-06-14 02:54:20" },
  { height:  516928 , difficulty:  961945 , date:  "2015-06-14 02:54:26" },
  { height:  516929 , difficulty:  960374 , date:  "2015-06-14 02:55:14" },
  { height:  516930 , difficulty:  963701 , date:  "2015-06-14 02:55:43" },
  { height:  516931 , difficulty:  962298 , date:  "2015-06-14 02:57:15" },
  { height:  516932 , difficulty:  964357 , date:  "2015-06-14 02:57:20" },
  { height:  516933 , difficulty:  964794 , date:  "2015-06-14 02:58:42" },
  { height:  516934 , difficulty:  964251 , date:  "2015-06-14 02:59:09" },
  { height:  516935 , difficulty:  963681 , date:  "2015-06-14 02:59:12" },
  { height:  516936 , difficulty:  964351 , date:  "2015-06-14 03:02:11" },
  { height:  516937 , difficulty:  963481 , date:  "2015-06-14 03:05:06" },
  { height:  516938 , difficulty:  964833 , date:  "2015-06-14 03:05:24" },
  { height:  516939 , difficulty:  962463 , date:  "2015-06-14 03:05:41" },
  { height:  516940 , difficulty:  961643 , date:  "2015-06-14 03:05:47" },
  { height:  516941 , difficulty:  961046 , date:  "2015-06-14 03:05:57" },
  { height:  516942 , difficulty:  961049 , date:  "2015-06-14 03:09:00" },
  { height:  516943 , difficulty:  962429 , date:  "2015-06-14 03:11:06" },
  { height:  516944 , difficulty:  962511 , date:  "2015-06-14 03:11:10" },
  { height:  516945 , difficulty:  962487 , date:  "2015-06-14 03:11:31" },
  { height:  516946 , difficulty:  963745 , date:  "2015-06-14 03:11:32" },
  { height:  516947 , difficulty:  963765 , date:  "2015-06-14 03:11:44" },
  { height:  516948 , difficulty:  963973 , date:  "2015-06-14 03:11:46" },
  { height:  516949 , difficulty:  962410 , date:  "2015-06-14 03:12:42" },
  { height:  516950 , difficulty:  967032 , date:  "2015-06-14 03:12:55" },
  { height:  516951 , difficulty:  968082 , date:  "2015-06-14 03:14:33" },
  { height:  516952 , difficulty:  969358 , date:  "2015-06-14 03:14:35" },
  { height:  516953 , difficulty:  967785 , date:  "2015-06-14 03:14:46" },
  { height:  516954 , difficulty:  966771 , date:  "2015-06-14 03:15:02" },
  { height:  516955 , difficulty:  970036 , date:  "2015-06-14 03:17:13" },
  { height:  516956 , difficulty:  968858 , date:  "2015-06-14 03:17:36" },
  { height:  516957 , difficulty:  969055 , date:  "2015-06-14 03:21:58" },
  { height:  516958 , difficulty:  973064 , date:  "2015-06-14 03:24:51" },
  { height:  516959 , difficulty:  973909 , date:  "2015-06-14 03:26:12" },
  { height:  516960 , difficulty:  974248 , date:  "2015-06-14 03:26:31" },
  { height:  516961 , difficulty:  972394 , date:  "2015-06-14 03:27:06" },
  { height:  516962 , difficulty:  974509 , date:  "2015-06-14 03:27:22" },
  { height:  516963 , difficulty:  977031 , date:  "2015-06-14 03:28:08" },
  { height:  516964 , difficulty:  977980 , date:  "2015-06-14 03:31:42" },
  { height:  516965 , difficulty:  979104 , date:  "2015-06-14 03:32:31" },
  { height:  516966 , difficulty:  979513 , date:  "2015-06-14 03:33:06" },
  { height:  516967 , difficulty:  980119 , date:  "2015-06-14 03:36:59" },
  { height:  516968 , difficulty:  983200 , date:  "2015-06-14 03:37:02" },
  { height:  516969 , difficulty:  981581 , date:  "2015-06-14 03:37:19" },
  { height:  516970 , difficulty:  982368 , date:  "2015-06-14 03:38:40" },
  { height:  516971 , difficulty:  984333 , date:  "2015-06-14 03:38:53" },
  { height:  516972 , difficulty:  986426 , date:  "2015-06-14 03:41:34" },
  { height:  516973 , difficulty:  985056 , date:  "2015-06-14 03:41:36" },
  { height:  516974 , difficulty:  986747 , date:  "2015-06-14 03:42:41" },
  { height:  516975 , difficulty:  986000 , date:  "2015-06-14 03:42:53" },
  { height:  516976 , difficulty:  983473 , date:  "2015-06-14 03:42:57" },
  { height:  516977 , difficulty:  986057 , date:  "2015-06-14 03:42:59" },
  { height:  516978 , difficulty:  986606 , date:  "2015-06-14 03:44:14" },
  { height:  516979 , difficulty:  986802 , date:  "2015-06-14 03:46:59" },
  { height:  516980 , difficulty:  986514 , date:  "2015-06-14 03:47:06" },
  { height:  516981 , difficulty:  987032 , date:  "2015-06-14 03:49:29" },
  { height:  516982 , difficulty:  986996 , date:  "2015-06-14 03:50:05" },
  { height:  516983 , difficulty:  984831 , date:  "2015-06-14 03:50:12" },
  { height:  516984 , difficulty:  987240 , date:  "2015-06-14 03:51:24" },
  { height:  516985 , difficulty:  982051 , date:  "2015-06-14 03:51:56" },
  { height:  516986 , difficulty:  982619 , date:  "2015-06-14 03:53:21" },
  { height:  516987 , difficulty:  983699 , date:  "2015-06-14 03:53:44" },
  { height:  516988 , difficulty:  984495 , date:  "2015-06-14 03:54:00" },
  { height:  516989 , difficulty:  983915 , date:  "2015-06-14 03:55:03" },
  { height:  516990 , difficulty:  983707 , date:  "2015-06-14 03:55:17" },
  { height:  516991 , difficulty:  986226 , date:  "2015-06-14 03:55:22" },
  { height:  516992 , difficulty:  986737 , date:  "2015-06-14 03:55:36" },
  { height:  516993 , difficulty:  984208 , date:  "2015-06-14 03:55:43" },
  { height:  516994 , difficulty:  984378 , date:  "2015-06-14 03:56:45" },
  { height:  516995 , difficulty:  981812 , date:  "2015-06-14 04:00:00" },
  { height:  516996 , difficulty:  984070 , date:  "2015-06-14 04:00:03" },
  { height:  516997 , difficulty:  984077 , date:  "2015-06-14 04:00:21" },
  { height:  516998 , difficulty:  984655 , date:  "2015-06-14 04:00:39" },
  { height:  516999 , difficulty:  983916 , date:  "2015-06-14 04:01:29" },
  { height:  517000 , difficulty:  984004 , date:  "2015-06-14 04:06:35" },
  { height:  517001 , difficulty:  984639 , date:  "2015-06-14 04:07:17" },
  { height:  517002 , difficulty:  984836 , date:  "2015-06-14 04:07:20" },
  { height:  517003 , difficulty:  984438 , date:  "2015-06-14 04:07:30" },
  { height:  517004 , difficulty:  987024 , date:  "2015-06-14 04:08:13" },
  { height:  517005 , difficulty:  985934 , date:  "2015-06-14 04:08:29" },
  { height:  517006 , difficulty:  986122 , date:  "2015-06-14 04:11:35" },
  { height:  517007 , difficulty:  983843 , date:  "2015-06-14 04:13:23" },
  { height:  517008 , difficulty:  984331 , date:  "2015-06-14 04:14:04" },
  { height:  517009 , difficulty:  982284 , date:  "2015-06-14 04:14:55" },
  { height:  517010 , difficulty:  982060 , date:  "2015-06-14 04:16:07" },
  { height:  517011 , difficulty:  986346 , date:  "2015-06-14 04:16:23" },
  { height:  517012 , difficulty:  986121 , date:  "2015-06-14 04:17:33" },
  { height:  517013 , difficulty:  981471 , date:  "2015-06-14 04:17:34" },
  { height:  517014 , difficulty:  984661 , date:  "2015-06-14 04:17:36" },
  { height:  517015 , difficulty:  988044 , date:  "2015-06-14 04:19:35" },
  { height:  517016 , difficulty:  988094 , date:  "2015-06-14 04:21:19" },
  { height:  517017 , difficulty:  988171 , date:  "2015-06-14 04:21:51" },
  { height:  517018 , difficulty:  983271 , date:  "2015-06-14 04:22:00" },
  { height:  517019 , difficulty:  983752 , date:  "2015-06-14 04:22:17" },
  { height:  517020 , difficulty:  984829 , date:  "2015-06-14 04:22:55" },
  { height:  517021 , difficulty:  987197 , date:  "2015-06-14 04:23:47" },
  { height:  517022 , difficulty:  987392 , date:  "2015-06-14 04:23:52" },
  { height:  517023 , difficulty:  988735 , date:  "2015-06-14 04:25:09" },
  { height:  517024 , difficulty:  989562 , date:  "2015-06-14 04:27:13" },
  { height:  517025 , difficulty:  989351 , date:  "2015-06-14 04:28:01" },
  { height:  517026 , difficulty:  990419 , date:  "2015-06-14 04:29:18" },
  { height:  517027 , difficulty:  989014 , date:  "2015-06-14 04:29:25" },
  { height:  517028 , difficulty:  991706 , date:  "2015-06-14 04:30:42" },
  { height:  517029 , difficulty:  992495 , date:  "2015-06-14 04:30:48" },
  { height:  517030 , difficulty:  993311 , date:  "2015-06-14 04:30:57" },
  { height:  517031 , difficulty:  992572 , date:  "2015-06-14 04:31:04" },
  { height:  517032 , difficulty:  994557 , date:  "2015-06-14 04:34:10" },
  { height:  517033 , difficulty:  988533 , date:  "2015-06-14 04:34:19" },
  { height:  517034 , difficulty:  984687 , date:  "2015-06-14 04:34:24" },
  { height:  517035 , difficulty:  982741 , date:  "2015-06-14 04:34:56" },
  { height:  517036 , difficulty:  984346 , date:  "2015-06-14 04:36:19" },
  { height:  517037 , difficulty:  985670 , date:  "2015-06-14 04:37:01" },
  { height:  517038 , difficulty:  989754 , date:  "2015-06-14 04:37:22" },
  { height:  517039 , difficulty:  993119 , date:  "2015-06-14 04:39:36" },
  { height:  517040 , difficulty:  987275 , date:  "2015-06-14 04:39:36" },
  { height:  517041 , difficulty:  986702 , date:  "2015-06-14 04:40:34" },
  { height:  517042 , difficulty:  986101 , date:  "2015-06-14 04:40:18" },
  { height:  517043 , difficulty:  981360 , date:  "2015-06-14 04:42:14" },
  { height:  517044 , difficulty:  981644 , date:  "2015-06-14 04:42:20" },
  { height:  517045 , difficulty:  982517 , date:  "2015-06-14 04:43:17" },
  { height:  517046 , difficulty:  981578 , date:  "2015-06-14 04:43:18" },
  { height:  517047 , difficulty:  981491 , date:  "2015-06-14 04:43:18" },
  { height:  517048 , difficulty:  977785 , date:  "2015-06-14 04:43:37" },
  { height:  517049 , difficulty:  979298 , date:  "2015-06-14 04:43:43" },
  { height:  517050 , difficulty:  979833 , date:  "2015-06-14 04:44:04" },
  { height:  517051 , difficulty:  982196 , date:  "2015-06-14 04:44:23" },
  { height:  517052 , difficulty:  982615 , date:  "2015-06-14 04:46:29" },
  { height:  517053 , difficulty:  984282 , date:  "2015-06-14 04:46:35" },
  { height:  517054 , difficulty:  984165 , date:  "2015-06-14 04:48:31" },
  { height:  517055 , difficulty:  979843 , date:  "2015-06-14 04:48:33" },
  { height:  517056 , difficulty:  981691 , date:  "2015-06-14 04:49:39" },
  { height:  517057 , difficulty:  979437 , date:  "2015-06-14 04:50:54" },
  { height:  517058 , difficulty:  979282 , date:  "2015-06-14 04:52:37" },
  { height:  517059 , difficulty:  981903 , date:  "2015-06-14 04:52:43" },
  { height:  517060 , difficulty:  981913 , date:  "2015-06-14 04:53:57" },
  { height:  517061 , difficulty:  982392 , date:  "2015-06-14 04:54:51" },
  { height:  517062 , difficulty:  980215 , date:  "2015-06-14 04:55:18" },
  { height:  517063 , difficulty:  983246 , date:  "2015-06-14 04:56:40" },
  { height:  517064 , difficulty:  983012 , date:  "2015-06-14 04:57:13" },
  { height:  517065 , difficulty:  982495 , date:  "2015-06-14 04:57:17" },
  { height:  517066 , difficulty:  982320 , date:  "2015-06-14 04:59:11" },
  { height:  517067 , difficulty:  984946 , date:  "2015-06-14 04:59:47" },
  { height:  517068 , difficulty:  993392 , date:  "2015-06-14 05:01:50" },
  { height:  517069 , difficulty:  996929 , date:  "2015-06-14 05:03:25" },
  { height:  517070 , difficulty:  999031 , date:  "2015-06-14 05:04:23" },
  { height:  517071 , difficulty:  993705 , date:  "2015-06-14 05:04:25" },
  { height:  517072 , difficulty:  995967 , date:  "2015-06-14 05:05:06" },
  { height:  517073 , difficulty:  995797 , date:  "2015-06-14 05:06:49" },
  { height:  517074 , difficulty:  996323 , date:  "2015-06-14 05:07:28" },
  { height:  517075 , difficulty:  995110 , date:  "2015-06-14 05:07:30" },
  { height:  517076 , difficulty:  986813 , date:  "2015-06-14 05:08:34" },
  { height:  517077 , difficulty:  985965 , date:  "2015-06-14 05:09:57" },
  { height:  517078 , difficulty:  986080 , date:  "2015-06-14 05:09:40" },
  { height:  517079 , difficulty:  987559 , date:  "2015-06-14 05:09:48" },
  { height:  517080 , difficulty:  988394 , date:  "2015-06-14 05:12:13" },
  { height:  517081 , difficulty:  988630 , date:  "2015-06-14 05:12:22" },
  { height:  517082 , difficulty:  983686 , date:  "2015-06-14 05:12:40" },
  { height:  517083 , difficulty:  984651 , date:  "2015-06-14 05:14:03" },
  { height:  517084 , difficulty:  984037 , date:  "2015-06-14 05:14:47" },
  { height:  517085 , difficulty:  983868 , date:  "2015-06-14 05:14:49" },
  { height:  517086 , difficulty:  982400 , date:  "2015-06-14 05:16:26" },
  { height:  517087 , difficulty:  983187 , date:  "2015-06-14 05:16:31" },
  { height:  517088 , difficulty:  983532 , date:  "2015-06-14 05:17:07" },
  { height:  517089 , difficulty:  987145 , date:  "2015-06-14 05:20:05" },
  { height:  517090 , difficulty:  991738 , date:  "2015-06-14 05:20:09" },
  { height:  517091 , difficulty:  989728 , date:  "2015-06-14 05:21:11" },
  { height:  517092 , difficulty:  989232 , date:  "2015-06-14 05:22:29" },
  { height:  517093 , difficulty:  993016 , date:  "2015-06-14 05:22:40" },
  { height:  517094 , difficulty:  997512 , date:  "2015-06-14 05:23:30" },
  { height:  517095 , difficulty:  999986 , date:  "2015-06-14 05:27:08" },
  { height:  517096 , difficulty:  999852 , date:  "2015-06-14 05:28:13" },
  { height:  517097 , difficulty:  998565 , date:  "2015-06-14 05:32:03" },
  { height:  517098 , difficulty:  998606 , date:  "2015-06-14 05:32:07" },
  { height:  517099 , difficulty:  998645 , date:  "2015-06-14 05:32:12" },
  { height:  517100 , difficulty:  995339 , date:  "2015-06-14 05:32:17" },
  { height:  517101 , difficulty:  996187 , date:  "2015-06-14 05:34:18" },
  { height:  517102 , difficulty:  995531 , date:  "2015-06-14 05:34:24" },
  { height:  517103 , difficulty:  997958 , date:  "2015-06-14 05:35:19" },
  { height:  517104 , difficulty:  996897 , date:  "2015-06-14 05:35:38" },
  { height:  517105 , difficulty:  1001858 , date:  "2015-06-14 05:36:13" },
  { height:  517106 , difficulty:  1001808 , date:  "2015-06-14 05:36:58" },
  { height:  517107 , difficulty:  1008322 , date:  "2015-06-14 05:37:46" },
  { height:  517108 , difficulty:  1003205 , date:  "2015-06-14 05:39:57" },
  { height:  517109 , difficulty:  1007577 , date:  "2015-06-14 05:40:25" },
  { height:  517110 , difficulty:  1009306 , date:  "2015-06-14 05:40:55" },
  { height:  517111 , difficulty:  1009256 , date:  "2015-06-14 05:43:23" },
  { height:  517112 , difficulty:  1007086 , date:  "2015-06-14 05:43:27" },
  { height:  517113 , difficulty:  1007250 , date:  "2015-06-14 05:44:11" },
  { height:  517114 , difficulty:  1010315 , date:  "2015-06-14 05:44:14" },
  { height:  517115 , difficulty:  1006615 , date:  "2015-06-14 05:44:22" },
  { height:  517116 , difficulty:  1008555 , date:  "2015-06-14 05:45:09" },
  { height:  517117 , difficulty:  1009256 , date:  "2015-06-14 05:45:22" },
  { height:  517118 , difficulty:  1011995 , date:  "2015-06-14 05:47:40" },
  { height:  517119 , difficulty:  1009344 , date:  "2015-06-14 05:47:55" },
  { height:  517120 , difficulty:  1009474 , date:  "2015-06-14 05:48:08" },
  { height:  517121 , difficulty:  1008399 , date:  "2015-06-14 05:50:27" },
  { height:  517122 , difficulty:  1011038 , date:  "2015-06-14 05:50:31" },
  { height:  517123 , difficulty:  1012703 , date:  "2015-06-14 05:50:45" },
  { height:  517124 , difficulty:  1014038 , date:  "2015-06-14 05:51:59" },
  { height:  517125 , difficulty:  1018341 , date:  "2015-06-14 05:53:27" },
  { height:  517126 , difficulty:  1020050 , date:  "2015-06-14 05:53:34" },
  { height:  517127 , difficulty:  1019812 , date:  "2015-06-14 05:53:44" },
  { height:  517128 , difficulty:  1016995 , date:  "2015-06-14 05:53:47" },
  { height:  517129 , difficulty:  1018051 , date:  "2015-06-14 05:54:39" },
  { height:  517130 , difficulty:  1014892 , date:  "2015-06-14 05:55:52" },
  { height:  517131 , difficulty:  1018533 , date:  "2015-06-14 05:56:16" },
  { height:  517132 , difficulty:  1016813 , date:  "2015-06-14 05:57:30" },
  { height:  517133 , difficulty:  1019465 , date:  "2015-06-14 05:57:31" },
  { height:  517134 , difficulty:  1016721 , date:  "2015-06-14 05:57:37" },
  { height:  517135 , difficulty:  1017729 , date:  "2015-06-14 05:57:51" },
  { height:  517136 , difficulty:  1019552 , date:  "2015-06-14 06:00:09" },
  { height:  517137 , difficulty:  1018227 , date:  "2015-06-14 06:00:37" },
  { height:  517138 , difficulty:  1025271 , date:  "2015-06-14 06:01:15" },
  { height:  517139 , difficulty:  1023020 , date:  "2015-06-14 06:02:59" },
  { height:  517140 , difficulty:  1023008 , date:  "2015-06-14 06:04:22" },
  { height:  517141 , difficulty:  1026319 , date:  "2015-06-14 06:04:26" },
  { height:  517142 , difficulty:  1022987 , date:  "2015-06-14 06:04:59" },
  { height:  517143 , difficulty:  1025057 , date:  "2015-06-14 06:07:06" },
  { height:  517144 , difficulty:  1021637 , date:  "2015-06-14 06:07:07" },
  { height:  517145 , difficulty:  1021427 , date:  "2015-06-14 06:09:05" },
  { height:  517146 , difficulty:  1019931 , date:  "2015-06-14 06:09:49" },
  { height:  517147 , difficulty:  1021040 , date:  "2015-06-14 06:10:35" },
  { height:  517148 , difficulty:  1020712 , date:  "2015-06-14 06:10:59" },
  { height:  517149 , difficulty:  1019603 , date:  "2015-06-14 06:11:05" },
  { height:  517150 , difficulty:  1024971 , date:  "2015-06-14 06:11:09" },
  { height:  517151 , difficulty:  1025182 , date:  "2015-06-14 06:11:16" },
  { height:  517152 , difficulty:  1024633 , date:  "2015-06-14 06:11:45" },
  { height:  517153 , difficulty:  1023501 , date:  "2015-06-14 06:12:13" },
  { height:  517154 , difficulty:  1024969 , date:  "2015-06-14 06:12:37" },
  { height:  517155 , difficulty:  1026720 , date:  "2015-06-14 06:13:13" },
  { height:  517156 , difficulty:  1024017 , date:  "2015-06-14 06:13:30" },
  { height:  517157 , difficulty:  1026316 , date:  "2015-06-14 06:16:17" },
  { height:  517158 , difficulty:  1025845 , date:  "2015-06-14 06:16:21" },
  { height:  517159 , difficulty:  1024019 , date:  "2015-06-14 06:16:33" },
  { height:  517160 , difficulty:  1023377 , date:  "2015-06-14 06:16:43" },
  { height:  517161 , difficulty:  1024004 , date:  "2015-06-14 06:17:10" },
  { height:  517162 , difficulty:  1024954 , date:  "2015-06-14 06:17:11" },
  { height:  517163 , difficulty:  1024876 , date:  "2015-06-14 06:18:49" },
  { height:  517164 , difficulty:  1025891 , date:  "2015-06-14 06:20:40" },
  { height:  517165 , difficulty:  1023250 , date:  "2015-06-14 06:21:53" },
  { height:  517166 , difficulty:  1023920 , date:  "2015-06-14 06:21:58" },
  { height:  517167 , difficulty:  1022954 , date:  "2015-06-14 06:24:15" },
  { height:  517168 , difficulty:  1020730 , date:  "2015-06-14 06:24:25" },
  { height:  517169 , difficulty:  1021559 , date:  "2015-06-14 06:25:30" },
  { height:  517170 , difficulty:  1023364 , date:  "2015-06-14 06:25:01" },
  { height:  517171 , difficulty:  1020300 , date:  "2015-06-14 06:26:37" },
  { height:  517172 , difficulty:  1018987 , date:  "2015-06-14 06:26:41" },
  { height:  517173 , difficulty:  1013456 , date:  "2015-06-14 06:26:42" },
  { height:  517174 , difficulty:  1014999 , date:  "2015-06-14 06:27:20" },
  { height:  517175 , difficulty:  1015094 , date:  "2015-06-14 06:28:37" },
  { height:  517176 , difficulty:  1029997 , date:  "2015-06-14 06:35:03" },
  { height:  517177 , difficulty:  1027431 , date:  "2015-06-14 06:35:22" },
  { height:  517178 , difficulty:  1030746 , date:  "2015-06-14 06:36:00" },
  { height:  517179 , difficulty:  1029280 , date:  "2015-06-14 06:36:29" },
  { height:  517180 , difficulty:  1031995 , date:  "2015-06-14 06:36:47" },
  { height:  517181 , difficulty:  1031148 , date:  "2015-06-14 06:36:51" },
  { height:  517182 , difficulty:  1033614 , date:  "2015-06-14 06:37:30" },
  { height:  517183 , difficulty:  1034354 , date:  "2015-06-14 06:37:36" },
  { height:  517184 , difficulty:  1030605 , date:  "2015-06-14 06:37:42" },
  { height:  517185 , difficulty:  1031315 , date:  "2015-06-14 06:38:03" },
  { height:  517186 , difficulty:  1033229 , date:  "2015-06-14 06:38:46" },
  { height:  517187 , difficulty:  1028865 , date:  "2015-06-14 06:39:39" },
  { height:  517188 , difficulty:  1029236 , date:  "2015-06-14 06:40:05" },
  { height:  517189 , difficulty:  1033956 , date:  "2015-06-14 06:40:31" },
  { height:  517190 , difficulty:  1034883 , date:  "2015-06-14 06:42:10" },
  { height:  517191 , difficulty:  1034817 , date:  "2015-06-14 06:42:24" },
  { height:  517192 , difficulty:  1035343 , date:  "2015-06-14 06:42:24" },
  { height:  517193 , difficulty:  1035287 , date:  "2015-06-14 06:42:50" },
  { height:  517194 , difficulty:  1031673 , date:  "2015-06-14 06:43:33" },
  { height:  517195 , difficulty:  1034915 , date:  "2015-06-14 06:45:49" },
  { height:  517196 , difficulty:  1040497 , date:  "2015-06-14 06:47:46" },
  { height:  517197 , difficulty:  1038382 , date:  "2015-06-14 06:51:15" },
  { height:  517198 , difficulty:  1039987 , date:  "2015-06-14 06:52:03" },
  { height:  517199 , difficulty:  1040630 , date:  "2015-06-14 06:53:42" },
  { height:  517200 , difficulty:  1038501 , date:  "2015-06-14 06:54:18" },
  { height:  517201 , difficulty:  1039754 , date:  "2015-06-14 06:54:19" },
  { height:  517202 , difficulty:  1043232 , date:  "2015-06-14 06:57:12" },
  { height:  517203 , difficulty:  1044970 , date:  "2015-06-14 06:57:15" },
  { height:  517204 , difficulty:  1045074 , date:  "2015-06-14 06:57:36" },
  { height:  517205 , difficulty:  1045213 , date:  "2015-06-14 06:59:01" },
  { height:  517206 , difficulty:  1042999 , date:  "2015-06-14 06:59:17" },
  { height:  517207 , difficulty:  1043050 , date:  "2015-06-14 07:00:58" },
  { height:  517208 , difficulty:  1044067 , date:  "2015-06-14 07:01:04" },
  { height:  517209 , difficulty:  1044902 , date:  "2015-06-14 07:02:32" },
  { height:  517210 , difficulty:  1046801 , date:  "2015-06-14 07:03:48" },
  { height:  517211 , difficulty:  1048139 , date:  "2015-06-14 07:04:31" },
  { height:  517212 , difficulty:  1044143 , date:  "2015-06-14 07:04:35" },
  { height:  517213 , difficulty:  1048849 , date:  "2015-06-14 07:10:31" },
  { height:  517214 , difficulty:  1049591 , date:  "2015-06-14 07:10:44" },
  { height:  517215 , difficulty:  1046982 , date:  "2015-06-14 07:10:49" },
  { height:  517216 , difficulty:  1047359 , date:  "2015-06-14 07:11:02" },
  { height:  517217 , difficulty:  1047840 , date:  "2015-06-14 07:11:40" },
  { height:  517218 , difficulty:  1048121 , date:  "2015-06-14 07:12:07" },
  { height:  517219 , difficulty:  1044862 , date:  "2015-06-14 07:13:08" },
  { height:  517220 , difficulty:  1045770 , date:  "2015-06-14 07:12:21" },
  { height:  517221 , difficulty:  1044234 , date:  "2015-06-14 07:13:22" },
  { height:  517222 , difficulty:  1044387 , date:  "2015-06-14 07:13:23" },
  { height:  517223 , difficulty:  1043165 , date:  "2015-06-14 07:14:24" },
  { height:  517224 , difficulty:  1043724 , date:  "2015-06-14 07:19:16" },
  { height:  517225 , difficulty:  1044409 , date:  "2015-06-14 07:21:31" },
  { height:  517226 , difficulty:  1045204 , date:  "2015-06-14 07:21:53" },
  { height:  517227 , difficulty:  1046717 , date:  "2015-06-14 07:21:54" },
  { height:  517228 , difficulty:  1045964 , date:  "2015-06-14 07:22:57" },
  { height:  517229 , difficulty:  1045682 , date:  "2015-06-14 07:24:47" },
  { height:  517230 , difficulty:  1045246 , date:  "2015-06-14 07:25:28" },
  { height:  517231 , difficulty:  1048268 , date:  "2015-06-14 07:25:49" },
  { height:  517232 , difficulty:  1049845 , date:  "2015-06-14 07:26:52" },
  { height:  517233 , difficulty:  1047176 , date:  "2015-06-14 07:27:53" },
  { height:  517234 , difficulty:  1048597 , date:  "2015-06-14 07:28:20" },
  { height:  517235 , difficulty:  1050173 , date:  "2015-06-14 07:28:21" },
  { height:  517236 , difficulty:  1054261 , date:  "2015-06-14 07:30:30" },
  { height:  517237 , difficulty:  1054037 , date:  "2015-06-14 07:31:02" },
  { height:  517238 , difficulty:  1057192 , date:  "2015-06-14 07:32:09" },
  { height:  517239 , difficulty:  1056924 , date:  "2015-06-14 07:32:13" },
  { height:  517240 , difficulty:  1053661 , date:  "2015-06-14 07:33:17" },
  { height:  517241 , difficulty:  1051962 , date:  "2015-06-14 07:34:11" },
  { height:  517242 , difficulty:  1051945 , date:  "2015-06-14 07:34:27" },
  { height:  517243 , difficulty:  1051198 , date:  "2015-06-14 07:35:12" },
  { height:  517244 , difficulty:  1058820 , date:  "2015-06-14 07:35:58" },
  { height:  517245 , difficulty:  1062210 , date:  "2015-06-14 07:37:49" },
  { height:  517246 , difficulty:  1061521 , date:  "2015-06-14 07:39:41" },
  { height:  517247 , difficulty:  1060346 , date:  "2015-06-14 07:39:53" },
  { height:  517248 , difficulty:  1060519 , date:  "2015-06-14 07:41:44" },
  { height:  517249 , difficulty:  1064817 , date:  "2015-06-14 07:42:29" },
  { height:  517250 , difficulty:  1063849 , date:  "2015-06-14 07:42:31" },
  { height:  517251 , difficulty:  1063369 , date:  "2015-06-14 07:53:33" },
  { height:  517252 , difficulty:  1051300 , date:  "2015-06-14 07:53:37" },
  { height:  517253 , difficulty:  1052294 , date:  "2015-06-14 07:54:55" },
  { height:  517254 , difficulty:  1053552 , date:  "2015-06-14 07:57:30" },
  { height:  517255 , difficulty:  1053569 , date:  "2015-06-14 07:58:30" },
  { height:  517256 , difficulty:  1055982 , date:  "2015-06-14 07:58:36" },
  { height:  517257 , difficulty:  1056036 , date:  "2015-06-14 07:59:11" },
  { height:  517258 , difficulty:  1056930 , date:  "2015-06-14 07:59:27" },
  { height:  517259 , difficulty:  1058883 , date:  "2015-06-14 07:59:31" },
  { height:  517260 , difficulty:  1060273 , date:  "2015-06-14 08:00:18" },
  { height:  517261 , difficulty:  1059837 , date:  "2015-06-14 08:00:23" },
  { height:  517262 , difficulty:  1059409 , date:  "2015-06-14 08:05:16" },
  { height:  517263 , difficulty:  1060161 , date:  "2015-06-14 08:05:19" },
  { height:  517264 , difficulty:  1063491 , date:  "2015-06-14 08:08:15" },
  { height:  517265 , difficulty:  1062841 , date:  "2015-06-14 08:10:40" },
  { height:  517266 , difficulty:  1061229 , date:  "2015-06-14 08:12:29" },
  { height:  517267 , difficulty:  1060992 , date:  "2015-06-14 08:12:32" },
  { height:  517268 , difficulty:  1066263 , date:  "2015-06-14 08:12:46" },
  { height:  517269 , difficulty:  1066779 , date:  "2015-06-14 08:12:53" },
  { height:  517270 , difficulty:  1066314 , date:  "2015-06-14 08:13:58" },
  { height:  517271 , difficulty:  1062661 , date:  "2015-06-14 08:14:09" },
  { height:  517272 , difficulty:  1060047 , date:  "2015-06-14 08:14:35" },
  { height:  517273 , difficulty:  1061254 , date:  "2015-06-14 08:14:39" },
  { height:  517274 , difficulty:  1060052 , date:  "2015-06-14 08:14:45" },
  { height:  517275 , difficulty:  1057831 , date:  "2015-06-14 08:16:13" },
  { height:  517276 , difficulty:  1057843 , date:  "2015-06-14 08:19:15" },
  { height:  517277 , difficulty:  1058503 , date:  "2015-06-14 08:19:26" },
  { height:  517278 , difficulty:  1055144 , date:  "2015-06-14 08:22:45" },
  { height:  517279 , difficulty:  1055264 , date:  "2015-06-14 08:23:04" },
  { height:  517280 , difficulty:  1056145 , date:  "2015-06-14 08:23:33" },
  { height:  517281 , difficulty:  1053602 , date:  "2015-06-14 08:24:35" },
  { height:  517282 , difficulty:  1055935 , date:  "2015-06-14 08:25:49" },
  { height:  517283 , difficulty:  1055407 , date:  "2015-06-14 08:25:51" },
  { height:  517284 , difficulty:  1055985 , date:  "2015-06-14 08:25:56" },
  { height:  517285 , difficulty:  1053362 , date:  "2015-06-14 08:26:18" },
  { height:  517286 , difficulty:  1051861 , date:  "2015-06-14 08:26:55" },
  { height:  517287 , difficulty:  1056560 , date:  "2015-06-14 08:27:48" },
  { height:  517288 , difficulty:  1057135 , date:  "2015-06-14 08:30:04" },
  { height:  517289 , difficulty:  1049250 , date:  "2015-06-14 08:32:47" },
  { height:  517290 , difficulty:  1057614 , date:  "2015-06-14 08:32:48" },
  { height:  517291 , difficulty:  1058450 , date:  "2015-06-14 08:33:40" },
  { height:  517292 , difficulty:  1060636 , date:  "2015-06-14 08:34:14" },
  { height:  517293 , difficulty:  1059586 , date:  "2015-06-14 08:36:29" },
  { height:  517294 , difficulty:  1081286 , date:  "2015-06-14 08:36:30" },
  { height:  517295 , difficulty:  1082883 , date:  "2015-06-14 08:36:33" },
  { height:  517296 , difficulty:  1081543 , date:  "2015-06-14 08:38:17" },
  { height:  517297 , difficulty:  1081871 , date:  "2015-06-14 08:38:18" },
  { height:  517298 , difficulty:  1082000 , date:  "2015-06-14 08:40:13" },
  { height:  517299 , difficulty:  1083128 , date:  "2015-06-14 08:41:12" },
  { height:  517300 , difficulty:  1081790 , date:  "2015-06-14 08:41:58" },
  { height:  517301 , difficulty:  1084156 , date:  "2015-06-14 08:42:48" },
  { height:  517302 , difficulty:  1088622 , date:  "2015-06-14 08:42:59" },
  { height:  517303 , difficulty:  1096292 , date:  "2015-06-14 08:43:44" },
  { height:  517304 , difficulty:  1094372 , date:  "2015-06-14 08:44:38" },
  { height:  517305 , difficulty:  1097233 , date:  "2015-06-14 08:45:38" },
  { height:  517306 , difficulty:  1101693 , date:  "2015-06-14 08:46:53" },
  { height:  517307 , difficulty:  1101279 , date:  "2015-06-14 08:46:58" },
  { height:  517308 , difficulty:  1100492 , date:  "2015-06-14 08:47:32" },
  { height:  517309 , difficulty:  1099839 , date:  "2015-06-14 08:48:20" },
  { height:  517310 , difficulty:  1099123 , date:  "2015-06-14 08:51:20" },
  { height:  517311 , difficulty:  1101165 , date:  "2015-06-14 08:51:24" },
  { height:  517312 , difficulty:  1103810 , date:  "2015-06-14 08:51:34" },
  { height:  517313 , difficulty:  1103099 , date:  "2015-06-14 08:54:12" },
  { height:  517314 , difficulty:  1101123 , date:  "2015-06-14 08:54:36" },
  { height:  517315 , difficulty:  1107490 , date:  "2015-06-14 08:54:41" },
  { height:  517316 , difficulty:  1107544 , date:  "2015-06-14 08:56:03" },
  { height:  517317 , difficulty:  1106966 , date:  "2015-06-14 08:58:45" },
  { height:  517318 , difficulty:  1109771 , date:  "2015-06-14 08:58:51" },
  { height:  517319 , difficulty:  1108391 , date:  "2015-06-14 08:59:21" },
  { height:  517320 , difficulty:  1107770 , date:  "2015-06-14 08:59:39" },
  { height:  517321 , difficulty:  1106849 , date:  "2015-06-14 08:59:45" },
  { height:  517322 , difficulty:  1105165 , date:  "2015-06-14 09:02:06" },
  { height:  517323 , difficulty:  1105106 , date:  "2015-06-14 09:02:30" },
  { height:  517324 , difficulty:  1102384 , date:  "2015-06-14 09:03:40" },
  { height:  517325 , difficulty:  1107991 , date:  "2015-06-14 09:05:58" },
  { height:  517326 , difficulty:  1110701 , date:  "2015-06-14 09:08:14" },
  { height:  517327 , difficulty:  1088228 , date:  "2015-06-14 09:09:03" },
  { height:  517328 , difficulty:  1089135 , date:  "2015-06-14 09:09:04" },
  { height:  517329 , difficulty:  1087658 , date:  "2015-06-14 09:09:31" },
  { height:  517330 , difficulty:  1083414 , date:  "2015-06-14 09:09:32" },
  { height:  517331 , difficulty:  1083582 , date:  "2015-06-14 09:10:03" },
  { height:  517332 , difficulty:  1086118 , date:  "2015-06-14 09:10:07" },
  { height:  517333 , difficulty:  1085214 , date:  "2015-06-14 09:12:57" },
  { height:  517334 , difficulty:  1086588 , date:  "2015-06-14 09:14:18" },
  { height:  517335 , difficulty:  1092753 , date:  "2015-06-14 09:14:21" },
  { height:  517336 , difficulty:  1092223 , date:  "2015-06-14 09:14:27" },
  { height:  517337 , difficulty:  1096780 , date:  "2015-06-14 09:14:51" },
  { height:  517338 , difficulty:  1088903 , date:  "2015-06-14 09:15:26" },
  { height:  517339 , difficulty:  1090489 , date:  "2015-06-14 09:16:19" },
  { height:  517340 , difficulty:  1085411 , date:  "2015-06-14 09:16:20" },
  { height:  517341 , difficulty:  1086762 , date:  "2015-06-14 09:20:02" },
  { height:  517342 , difficulty:  1083305 , date:  "2015-06-14 09:21:36" },
  { height:  517343 , difficulty:  1086477 , date:  "2015-06-14 09:21:56" },
  { height:  517344 , difficulty:  1087969 , date:  "2015-06-14 09:21:58" },
  { height:  517345 , difficulty:  1095039 , date:  "2015-06-14 09:24:27" },
  { height:  517346 , difficulty:  1096146 , date:  "2015-06-14 09:24:29" },
  { height:  517347 , difficulty:  1099295 , date:  "2015-06-14 09:27:04" },
  { height:  517348 , difficulty:  1103420 , date:  "2015-06-14 09:27:45" },
  { height:  517349 , difficulty:  1104166 , date:  "2015-06-14 09:27:49" },
  { height:  517350 , difficulty:  1106772 , date:  "2015-06-14 09:28:38" },
  { height:  517351 , difficulty:  1104601 , date:  "2015-06-14 09:28:47" },
  { height:  517352 , difficulty:  1099936 , date:  "2015-06-14 09:29:00" },
  { height:  517353 , difficulty:  1102894 , date:  "2015-06-14 09:30:36" },
  { height:  517354 , difficulty:  1096393 , date:  "2015-06-14 09:31:22" },
  { height:  517355 , difficulty:  1097574 , date:  "2015-06-14 09:31:24" },
  { height:  517356 , difficulty:  1098446 , date:  "2015-06-14 09:31:57" },
  { height:  517357 , difficulty:  1097846 , date:  "2015-06-14 09:32:10" },
  { height:  517358 , difficulty:  1106310 , date:  "2015-06-14 09:32:54" },
  { height:  517359 , difficulty:  1107924 , date:  "2015-06-14 09:32:57" },
  { height:  517360 , difficulty:  1109509 , date:  "2015-06-14 09:32:58" },
  { height:  517361 , difficulty:  1109177 , date:  "2015-06-14 09:33:10" },
  { height:  517362 , difficulty:  1117276 , date:  "2015-06-14 09:38:16" },
  { height:  517363 , difficulty:  1116813 , date:  "2015-06-14 09:38:20" },
  { height:  517364 , difficulty:  1112169 , date:  "2015-06-14 09:40:24" },
  { height:  517365 , difficulty:  1110193 , date:  "2015-06-14 09:41:42" },
  { height:  517366 , difficulty:  1110479 , date:  "2015-06-14 09:43:56" },
  { height:  517367 , difficulty:  1110522 , date:  "2015-06-14 09:45:09" },
  { height:  517368 , difficulty:  1112071 , date:  "2015-06-14 09:45:36" },
  { height:  517369 , difficulty:  1107701 , date:  "2015-06-14 09:47:32" },
  { height:  517370 , difficulty:  1110353 , date:  "2015-06-14 09:47:34" },
  { height:  517371 , difficulty:  1111520 , date:  "2015-06-14 09:47:39" },
  { height:  517372 , difficulty:  1110522 , date:  "2015-06-14 09:50:31" },
  { height:  517373 , difficulty:  1114160 , date:  "2015-06-14 09:50:54" },
  { height:  517374 , difficulty:  1112104 , date:  "2015-06-14 09:51:09" },
  { height:  517375 , difficulty:  1110373 , date:  "2015-06-14 09:51:44" },
  { height:  517376 , difficulty:  1111366 , date:  "2015-06-14 09:52:02" },
  { height:  517377 , difficulty:  1109971 , date:  "2015-06-14 09:54:34" },
  { height:  517378 , difficulty:  1114475 , date:  "2015-06-14 09:55:02" },
  { height:  517379 , difficulty:  1113321 , date:  "2015-06-14 09:59:10" },
  { height:  517380 , difficulty:  1112396 , date:  "2015-06-14 09:59:13" },
  { height:  517381 , difficulty:  1111098 , date:  "2015-06-14 10:00:24" },
  { height:  517382 , difficulty:  1109925 , date:  "2015-06-14 10:01:43" },
  { height:  517383 , difficulty:  1114838 , date:  "2015-06-14 10:02:05" },
  { height:  517384 , difficulty:  1113997 , date:  "2015-06-14 10:03:33" },
  { height:  517385 , difficulty:  1112705 , date:  "2015-06-14 10:04:41" },
  { height:  517386 , difficulty:  1108053 , date:  "2015-06-14 10:04:44" },
  { height:  517387 , difficulty:  1108227 , date:  "2015-06-14 10:05:12" },
  { height:  517388 , difficulty:  1110488 , date:  "2015-06-14 10:05:25" },
  { height:  517389 , difficulty:  1107557 , date:  "2015-06-14 10:18:07" },
  { height:  517390 , difficulty:  1110944 , date:  "2015-06-14 10:19:11" },
  { height:  517391 , difficulty:  1111728 , date:  "2015-06-14 10:19:16" },
  { height:  517392 , difficulty:  1111680 , date:  "2015-06-14 10:20:36" },
  { height:  517393 , difficulty:  1106729 , date:  "2015-06-14 10:20:42" },
  { height:  517394 , difficulty:  1108793 , date:  "2015-06-14 10:20:52" },
  { height:  517395 , difficulty:  1108200 , date:  "2015-06-14 10:23:09" },
  { height:  517396 , difficulty:  1109605 , date:  "2015-06-14 10:24:18" },
  { height:  517397 , difficulty:  1111292 , date:  "2015-06-14 10:24:36" },
  { height:  517398 , difficulty:  1109271 , date:  "2015-06-14 10:24:36" },
  { height:  517399 , difficulty:  1108908 , date:  "2015-06-14 10:25:18" },
  { height:  517400 , difficulty:  1109541 , date:  "2015-06-14 10:25:22" },
  { height:  517401 , difficulty:  1106982 , date:  "2015-06-14 10:26:12" },
  { height:  517402 , difficulty:  1103687 , date:  "2015-06-14 10:31:00" },
  { height:  517403 , difficulty:  1102436 , date:  "2015-06-14 10:32:54" },
  { height:  517404 , difficulty:  1108088 , date:  "2015-06-14 10:37:40" },
  { height:  517405 , difficulty:  1107513 , date:  "2015-06-14 10:37:44" },
  { height:  517406 , difficulty:  1109017 , date:  "2015-06-14 10:40:30" },
  { height:  517407 , difficulty:  1109804 , date:  "2015-06-14 10:42:05" },
  { height:  517408 , difficulty:  1110701 , date:  "2015-06-14 10:42:07" },
  { height:  517409 , difficulty:  1108932 , date:  "2015-06-14 10:43:13" },
  { height:  517410 , difficulty:  1108031 , date:  "2015-06-14 10:44:29" },
  { height:  517411 , difficulty:  1108246 , date:  "2015-06-14 10:45:00" },
  { height:  517412 , difficulty:  1113213 , date:  "2015-06-14 10:48:41" },
  { height:  517413 , difficulty:  1112815 , date:  "2015-06-14 10:52:12" },
  { height:  517414 , difficulty:  1115628 , date:  "2015-06-14 10:58:43" },
  { height:  517415 , difficulty:  1115773 , date:  "2015-06-14 10:58:50" },
  { height:  517416 , difficulty:  1121000 , date:  "2015-06-14 11:00:10" },
  { height:  517417 , difficulty:  1113582 , date:  "2015-06-14 11:02:25" },
  { height:  517418 , difficulty:  1111125 , date:  "2015-06-14 11:03:55" },
  { height:  517419 , difficulty:  1112232 , date:  "2015-06-14 11:03:56" },
  { height:  517420 , difficulty:  1112545 , date:  "2015-06-14 11:04:43" },
  { height:  517421 , difficulty:  1107898 , date:  "2015-06-14 11:05:50" },
  { height:  517422 , difficulty:  1108854 , date:  "2015-06-14 11:05:58" },
  { height:  517423 , difficulty:  1104798 , date:  "2015-06-14 11:08:34" },
  { height:  517424 , difficulty:  1104547 , date:  "2015-06-14 11:08:50" },
  { height:  517425 , difficulty:  1108387 , date:  "2015-06-14 11:10:07" },
  { height:  517426 , difficulty:  1107833 , date:  "2015-06-14 11:10:14" },
  { height:  517427 , difficulty:  1110803 , date:  "2015-06-14 11:10:28" },
  { height:  517428 , difficulty:  1110817 , date:  "2015-06-14 11:11:55" },
  { height:  517429 , difficulty:  1107964 , date:  "2015-06-14 11:12:01" },
  { height:  517430 , difficulty:  1108522 , date:  "2015-06-14 11:14:14" },
  { height:  517431 , difficulty:  1112032 , date:  "2015-06-14 11:13:38" },
  { height:  517432 , difficulty:  1111396 , date:  "2015-06-14 11:15:02" },
  { height:  517433 , difficulty:  1113264 , date:  "2015-06-14 11:15:04" },
  { height:  517434 , difficulty:  1119540 , date:  "2015-06-14 11:15:32" },
  { height:  517435 , difficulty:  1119863 , date:  "2015-06-14 11:16:17" },
  { height:  517436 , difficulty:  1120678 , date:  "2015-06-14 11:17:24" },
  { height:  517437 , difficulty:  1123729 , date:  "2015-06-14 11:18:14" },
  { height:  517438 , difficulty:  1113519 , date:  "2015-06-14 11:18:17" },
  { height:  517439 , difficulty:  1115141 , date:  "2015-06-14 11:19:12" },
  { height:  517440 , difficulty:  1111284 , date:  "2015-06-14 11:21:16" },
  { height:  517441 , difficulty:  1112443 , date:  "2015-06-14 11:21:19" },
  { height:  517442 , difficulty:  1109833 , date:  "2015-06-14 11:21:29" },
  { height:  517443 , difficulty:  1107711 , date:  "2015-06-14 11:22:10" },
  { height:  517444 , difficulty:  1107742 , date:  "2015-06-14 11:22:16" },
  { height:  517445 , difficulty:  1104206 , date:  "2015-06-14 11:23:21" },
  { height:  517446 , difficulty:  1106296 , date:  "2015-06-14 11:23:27" },
  { height:  517447 , difficulty:  1107241 , date:  "2015-06-14 11:25:15" },
  { height:  517448 , difficulty:  1105477 , date:  "2015-06-14 11:25:08" },
  { height:  517449 , difficulty:  1105176 , date:  "2015-06-14 11:25:14" },
  { height:  517450 , difficulty:  1105615 , date:  "2015-06-14 11:28:02" },
  { height:  517451 , difficulty:  1109668 , date:  "2015-06-14 11:28:08" },
  { height:  517452 , difficulty:  1110371 , date:  "2015-06-14 11:29:42" },
  { height:  517453 , difficulty:  1108180 , date:  "2015-06-14 11:30:26" },
  { height:  517454 , difficulty:  1108991 , date:  "2015-06-14 11:30:30" },
  { height:  517455 , difficulty:  1103780 , date:  "2015-06-14 11:31:56" },
  { height:  517456 , difficulty:  1105929 , date:  "2015-06-14 11:32:01" },
  { height:  517457 , difficulty:  1107570 , date:  "2015-06-14 11:35:10" },
  { height:  517458 , difficulty:  1108258 , date:  "2015-06-14 11:36:25" },
  { height:  517459 , difficulty:  1112979 , date:  "2015-06-14 11:36:52" },
  { height:  517460 , difficulty:  1110514 , date:  "2015-06-14 11:37:44" },
  { height:  517461 , difficulty:  1108599 , date:  "2015-06-14 11:37:51" },
  { height:  517462 , difficulty:  1109556 , date:  "2015-06-14 11:39:56" },
  { height:  517463 , difficulty:  1111737 , date:  "2015-06-14 11:39:58" },
  { height:  517464 , difficulty:  1112357 , date:  "2015-06-14 11:44:17" },
  { height:  517465 , difficulty:  1094497 , date:  "2015-06-14 11:44:54" },
  { height:  517466 , difficulty:  1093462 , date:  "2015-06-14 11:45:17" },
  { height:  517467 , difficulty:  1095428 , date:  "2015-06-14 11:47:00" },
  { height:  517468 , difficulty:  1093343 , date:  "2015-06-14 11:48:43" },
  { height:  517469 , difficulty:  1104914 , date:  "2015-06-14 11:48:48" },
  { height:  517470 , difficulty:  1105096 , date:  "2015-06-14 11:48:50" },
  { height:  517471 , difficulty:  1102095 , date:  "2015-06-14 11:49:46" },
  { height:  517472 , difficulty:  1100278 , date:  "2015-06-14 11:54:47" },
  { height:  517473 , difficulty:  1100959 , date:  "2015-06-14 11:57:14" },
  { height:  517474 , difficulty:  1101539 , date:  "2015-06-14 11:57:33" },
  { height:  517475 , difficulty:  1101320 , date:  "2015-06-14 12:00:52" },
  { height:  517476 , difficulty:  1101565 , date:  "2015-06-14 12:00:59" },
  { height:  517477 , difficulty:  1101602 , date:  "2015-06-14 12:01:30" },
  { height:  517478 , difficulty:  1093637 , date:  "2015-06-14 12:02:44" },
  { height:  517479 , difficulty:  1091770 , date:  "2015-06-14 12:04:35" },
  { height:  517480 , difficulty:  1083676 , date:  "2015-06-14 12:05:05" },
  { height:  517481 , difficulty:  1084914 , date:  "2015-06-14 12:05:21" },
  { height:  517482 , difficulty:  1080148 , date:  "2015-06-14 12:05:28" },
  { height:  517483 , difficulty:  1080745 , date:  "2015-06-14 12:06:39" },
  { height:  517484 , difficulty:  1085649 , date:  "2015-06-14 12:09:47" },
  { height:  517485 , difficulty:  1084243 , date:  "2015-06-14 12:09:52" },
  { height:  517486 , difficulty:  1082136 , date:  "2015-06-14 12:11:24" },
  { height:  517487 , difficulty:  1082336 , date:  "2015-06-14 12:12:06" },
  { height:  517488 , difficulty:  1076208 , date:  "2015-06-14 12:12:41" },
  { height:  517489 , difficulty:  1078069 , date:  "2015-06-14 12:13:27" },
  { height:  517490 , difficulty:  1066934 , date:  "2015-06-14 12:14:42" },
  { height:  517491 , difficulty:  1067182 , date:  "2015-06-14 12:15:28" },
  { height:  517492 , difficulty:  1067290 , date:  "2015-06-14 12:16:29" },
  { height:  517493 , difficulty:  1063503 , date:  "2015-06-14 12:17:38" },
  { height:  517494 , difficulty:  1064173 , date:  "2015-06-14 12:19:35" },
  { height:  517495 , difficulty:  1064627 , date:  "2015-06-14 12:20:30" },
  { height:  517496 , difficulty:  1067468 , date:  "2015-06-14 12:22:26" },
  { height:  517497 , difficulty:  1065733 , date:  "2015-06-14 12:23:45" },
  { height:  517498 , difficulty:  1066417 , date:  "2015-06-14 12:25:29" },
  { height:  517499 , difficulty:  1062181 , date:  "2015-06-14 12:25:31" },
  { height:  517500 , difficulty:  1066532 , date:  "2015-06-14 12:26:28" },
  { height:  517501 , difficulty:  1064495 , date:  "2015-06-14 12:27:24" },
  { height:  517502 , difficulty:  1071963 , date:  "2015-06-14 12:28:27" },
  { height:  517503 , difficulty:  1071911 , date:  "2015-06-14 12:30:52" },
  { height:  517504 , difficulty:  1070172 , date:  "2015-06-14 12:31:53" },
  { height:  517505 , difficulty:  1070708 , date:  "2015-06-14 12:32:00" },
  { height:  517506 , difficulty:  1068006 , date:  "2015-06-14 12:34:15" },
  { height:  517507 , difficulty:  1069576 , date:  "2015-06-14 12:34:51" },
  { height:  517508 , difficulty:  1068408 , date:  "2015-06-14 12:37:36" },
  { height:  517509 , difficulty:  1073290 , date:  "2015-06-14 12:37:40" },
  { height:  517510 , difficulty:  1072820 , date:  "2015-06-14 12:39:23" },
  { height:  517511 , difficulty:  1074387 , date:  "2015-06-14 12:39:42" },
  { height:  517512 , difficulty:  1073542 , date:  "2015-06-14 12:49:02" },
  { height:  517513 , difficulty:  1074492 , date:  "2015-06-14 12:49:11" },
  { height:  517514 , difficulty:  1074732 , date:  "2015-06-14 12:52:37" },
  { height:  517515 , difficulty:  1073410 , date:  "2015-06-14 12:53:20" },
  { height:  517516 , difficulty:  1069999 , date:  "2015-06-14 12:54:23" },
  { height:  517517 , difficulty:  1070241 , date:  "2015-06-14 12:55:02" },
  { height:  517518 , difficulty:  1071255 , date:  "2015-06-14 12:56:09" },
  { height:  517519 , difficulty:  1070802 , date:  "2015-06-14 12:57:08" },
  { height:  517520 , difficulty:  1072435 , date:  "2015-06-14 12:59:09" },
  { height:  517521 , difficulty:  1072129 , date:  "2015-06-14 13:00:10" },
  { height:  517522 , difficulty:  1072950 , date:  "2015-06-14 13:00:55" },
  { height:  517523 , difficulty:  1074833 , date:  "2015-06-14 13:01:37" },
  { height:  517524 , difficulty:  1081605 , date:  "2015-06-14 13:03:26" },
  { height:  517525 , difficulty:  1084521 , date:  "2015-06-14 13:04:48" },
  { height:  517526 , difficulty:  1079700 , date:  "2015-06-14 13:05:55" },
  { height:  517527 , difficulty:  1082520 , date:  "2015-06-14 13:05:23" },
  { height:  517528 , difficulty:  1082336 , date:  "2015-06-14 13:06:53" },
  { height:  517529 , difficulty:  1083890 , date:  "2015-06-14 13:08:54" },
  { height:  517530 , difficulty:  1087299 , date:  "2015-06-14 13:09:09" },
  { height:  517531 , difficulty:  1084994 , date:  "2015-06-14 13:10:18" },
  { height:  517532 , difficulty:  1086895 , date:  "2015-06-14 13:11:18" },
  { height:  517533 , difficulty:  1081966 , date:  "2015-06-14 13:13:51" },
  { height:  517534 , difficulty:  1080735 , date:  "2015-06-14 13:15:17" },
  { height:  517535 , difficulty:  1080276 , date:  "2015-06-14 13:17:29" },
  { height:  517536 , difficulty:  1080405 , date:  "2015-06-14 13:17:31" },
  { height:  517537 , difficulty:  1080904 , date:  "2015-06-14 13:17:44" },
  { height:  517538 , difficulty:  1084180 , date:  "2015-06-14 13:18:02" },
  { height:  517539 , difficulty:  1086047 , date:  "2015-06-14 13:18:49" },
  { height:  517540 , difficulty:  1080439 , date:  "2015-06-14 13:20:50" },
  { height:  517541 , difficulty:  1080817 , date:  "2015-06-14 13:22:11" },
  { height:  517542 , difficulty:  1081226 , date:  "2015-06-14 13:24:29" },
  { height:  517543 , difficulty:  1078400 , date:  "2015-06-14 13:25:11" },
  { height:  517544 , difficulty:  1075896 , date:  "2015-06-14 13:27:47" },
  { height:  517545 , difficulty:  1078211 , date:  "2015-06-14 13:31:02" },
  { height:  517546 , difficulty:  1079275 , date:  "2015-06-14 13:32:08" },
  { height:  517547 , difficulty:  1077859 , date:  "2015-06-14 13:32:51" },
  { height:  517548 , difficulty:  1072405 , date:  "2015-06-14 13:32:55" },
  { height:  517549 , difficulty:  1068632 , date:  "2015-06-14 13:33:27" },
  { height:  517550 , difficulty:  1068807 , date:  "2015-06-14 13:34:24" },
  { height:  517551 , difficulty:  1065734 , date:  "2015-06-14 13:35:07" },
  { height:  517552 , difficulty:  1067682 , date:  "2015-06-14 13:35:40" },
  { height:  517553 , difficulty:  1068470 , date:  "2015-06-14 13:39:36" },
  { height:  517554 , difficulty:  1066635 , date:  "2015-06-14 13:40:47" },
  { height:  517555 , difficulty:  1066543 , date:  "2015-06-14 13:42:38" },
  { height:  517556 , difficulty:  1065977 , date:  "2015-06-14 13:42:39" },
  { height:  517557 , difficulty:  1066329 , date:  "2015-06-14 13:43:41" },
  { height:  517558 , difficulty:  1066794 , date:  "2015-06-14 13:45:32" },
  { height:  517559 , difficulty:  1064911 , date:  "2015-06-14 13:46:18" },
  { height:  517560 , difficulty:  1063105 , date:  "2015-06-14 13:48:04" },
  { height:  517561 , difficulty:  1063210 , date:  "2015-06-14 13:48:13" },
  { height:  517562 , difficulty:  1062039 , date:  "2015-06-14 13:48:57" },
  { height:  517563 , difficulty:  1061621 , date:  "2015-06-14 13:51:09" },
  { height:  517564 , difficulty:  1061586 , date:  "2015-06-14 13:52:04" },
  { height:  517565 , difficulty:  1061138 , date:  "2015-06-14 13:52:56" },
  { height:  517566 , difficulty:  1059227 , date:  "2015-06-14 13:54:38" },
  { height:  517567 , difficulty:  1058636 , date:  "2015-06-14 14:02:12" },
  { height:  517568 , difficulty:  1059250 , date:  "2015-06-14 14:04:36" },
  { height:  517569 , difficulty:  1057544 , date:  "2015-06-14 14:04:54" },
  { height:  517570 , difficulty:  1054655 , date:  "2015-06-14 14:04:59" },
  { height:  517571 , difficulty:  1053439 , date:  "2015-06-14 14:05:11" },
  { height:  517572 , difficulty:  1052741 , date:  "2015-06-14 14:05:14" },
  { height:  517573 , difficulty:  1051624 , date:  "2015-06-14 14:06:48" },
  { height:  517574 , difficulty:  1049735 , date:  "2015-06-14 14:09:08" },
  { height:  517575 , difficulty:  1053312 , date:  "2015-06-14 14:09:55" },
  { height:  517576 , difficulty:  1051898 , date:  "2015-06-14 14:10:53" },
  { height:  517577 , difficulty:  1051723 , date:  "2015-06-14 14:13:20" },
  { height:  517578 , difficulty:  1050269 , date:  "2015-06-14 14:12:49" },
  { height:  517579 , difficulty:  1047523 , date:  "2015-06-14 14:13:05" },
  { height:  517580 , difficulty:  1046251 , date:  "2015-06-14 14:16:11" },
  { height:  517581 , difficulty:  1046562 , date:  "2015-06-14 14:16:52" },
  { height:  517582 , difficulty:  1045579 , date:  "2015-06-14 14:17:05" },
  { height:  517583 , difficulty:  1045568 , date:  "2015-06-14 14:17:50" },
  { height:  517584 , difficulty:  1047299 , date:  "2015-06-14 14:22:17" },
  { height:  517585 , difficulty:  1047553 , date:  "2015-06-14 14:22:21" },
  { height:  517586 , difficulty:  1045057 , date:  "2015-06-14 14:26:29" },
  { height:  517587 , difficulty:  1044816 , date:  "2015-06-14 14:26:35" },
  { height:  517588 , difficulty:  1029811 , date:  "2015-06-14 14:26:36" },
  { height:  517589 , difficulty:  1032390 , date:  "2015-06-14 14:26:40" },
  { height:  517590 , difficulty:  1026839 , date:  "2015-06-14 14:26:56" },
  { height:  517591 , difficulty:  1026297 , date:  "2015-06-14 14:27:36" },
  { height:  517592 , difficulty:  1027489 , date:  "2015-06-14 14:30:13" },
  { height:  517593 , difficulty:  1026628 , date:  "2015-06-14 14:30:18" },
  { height:  517594 , difficulty:  1027706 , date:  "2015-06-14 14:32:23" },
  { height:  517595 , difficulty:  1028559 , date:  "2015-06-14 14:32:51" },
  { height:  517596 , difficulty:  1025670 , date:  "2015-06-14 14:33:17" },
  { height:  517597 , difficulty:  1025035 , date:  "2015-06-14 14:33:52" },
  { height:  517598 , difficulty:  1024962 , date:  "2015-06-14 14:34:19" },
  { height:  517599 , difficulty:  1024112 , date:  "2015-06-14 14:34:32" },
  { height:  517600 , difficulty:  1023444 , date:  "2015-06-14 14:39:00" },
  { height:  517601 , difficulty:  1021450 , date:  "2015-06-14 14:39:02" },
  { height:  517602 , difficulty:  1024152 , date:  "2015-06-14 14:39:17" },
  { height:  517603 , difficulty:  1023624 , date:  "2015-06-14 14:40:36" },
  { height:  517604 , difficulty:  1023544 , date:  "2015-06-14 14:41:28" },
  { height:  517605 , difficulty:  1021181 , date:  "2015-06-14 14:41:30" },
  { height:  517606 , difficulty:  1023527 , date:  "2015-06-14 14:41:40" },
  { height:  517607 , difficulty:  1021943 , date:  "2015-06-14 14:41:55" },
  { height:  517608 , difficulty:  1022754 , date:  "2015-06-14 14:43:53" },
  { height:  517609 , difficulty:  1019451 , date:  "2015-06-14 14:44:26" },
  { height:  517610 , difficulty:  1017352 , date:  "2015-06-14 14:46:17" },
  { height:  517611 , difficulty:  1018836 , date:  "2015-06-14 14:47:33" },
  { height:  517612 , difficulty:  1023823 , date:  "2015-06-14 14:48:03" },
  { height:  517613 , difficulty:  1024152 , date:  "2015-06-14 14:48:16" },
  { height:  517614 , difficulty:  1024323 , date:  "2015-06-14 14:51:32" },
  { height:  517615 , difficulty:  1023384 , date:  "2015-06-14 14:51:59" },
  { height:  517616 , difficulty:  1020499 , date:  "2015-06-14 14:54:26" },
  { height:  517617 , difficulty:  1023524 , date:  "2015-06-14 14:55:22" },
  { height:  517618 , difficulty:  1023384 , date:  "2015-06-14 14:58:07" },
  { height:  517619 , difficulty:  1022517 , date:  "2015-06-14 14:58:32" },
  { height:  517620 , difficulty:  1018968 , date:  "2015-06-14 15:02:09" },
  { height:  517621 , difficulty:  1013834 , date:  "2015-06-14 15:02:11" },
  { height:  517622 , difficulty:  1012550 , date:  "2015-06-14 15:05:12" },
  { height:  517623 , difficulty:  1011619 , date:  "2015-06-14 15:05:19" },
  { height:  517624 , difficulty:  1013210 , date:  "2015-06-14 15:05:34" },
  { height:  517625 , difficulty:  1012857 , date:  "2015-06-14 15:07:07" },
  { height:  517626 , difficulty:  1014136 , date:  "2015-06-14 15:07:12" },
  { height:  517627 , difficulty:  1013174 , date:  "2015-06-14 15:07:17" },
  { height:  517628 , difficulty:  1012737 , date:  "2015-06-14 15:08:07" },
  { height:  517629 , difficulty:  1006954 , date:  "2015-06-14 15:08:20" },
  { height:  517630 , difficulty:  1008724 , date:  "2015-06-14 15:13:02" },
  { height:  517631 , difficulty:  1006513 , date:  "2015-06-14 15:14:03" },
  { height:  517632 , difficulty:  1013723 , date:  "2015-06-14 15:17:40" },
  { height:  517633 , difficulty:  1016905 , date:  "2015-06-14 15:17:42" },
  { height:  517634 , difficulty:  1016234 , date:  "2015-06-14 15:19:10" },
  { height:  517635 , difficulty:  1015642 , date:  "2015-06-14 15:22:13" },
  { height:  517636 , difficulty:  1013853 , date:  "2015-06-14 15:24:32" },
  { height:  517637 , difficulty:  1014186 , date:  "2015-06-14 15:24:37" },
  { height:  517638 , difficulty:  1014378 , date:  "2015-06-14 15:24:48" },
  { height:  517639 , difficulty:  1016751 , date:  "2015-06-14 15:26:10" },
  { height:  517640 , difficulty:  1016720 , date:  "2015-06-14 15:27:50" },
  { height:  517641 , difficulty:  1016386 , date:  "2015-06-14 15:27:52" },
  { height:  517642 , difficulty:  1020107 , date:  "2015-06-14 15:28:03" },
  { height:  517643 , difficulty:  1007963 , date:  "2015-06-14 15:29:25" },
  { height:  517644 , difficulty:  1004685 , date:  "2015-06-14 15:30:35" },
  { height:  517645 , difficulty:  1006490 , date:  "2015-06-14 15:33:31" },
  { height:  517646 , difficulty:  1006817 , date:  "2015-06-14 15:34:46" },
  { height:  517647 , difficulty:  1010933 , date:  "2015-06-14 15:36:14" },
  { height:  517648 , difficulty:  1011015 , date:  "2015-06-14 15:36:19" },
  { height:  517649 , difficulty:  1010336 , date:  "2015-06-14 15:36:38" },
  { height:  517650 , difficulty:  1006996 , date:  "2015-06-14 15:37:29" },
  { height:  517651 , difficulty:  1005956 , date:  "2015-06-14 15:41:58" },
  { height:  517652 , difficulty:  1004566 , date:  "2015-06-14 15:42:44" },
  { height:  517653 , difficulty:  1003577 , date:  "2015-06-14 15:42:52" },
  { height:  517654 , difficulty:  1007659 , date:  "2015-06-14 15:43:17" },
  { height:  517655 , difficulty:  1007542 , date:  "2015-06-14 15:44:44" },
  { height:  517656 , difficulty:  1006886 , date:  "2015-06-14 15:44:49" },
  { height:  517657 , difficulty:  1006848 , date:  "2015-06-14 15:46:11" },
  { height:  517658 , difficulty:  1006784 , date:  "2015-06-14 15:47:07" },
  { height:  517659 , difficulty:  1007600 , date:  "2015-06-14 15:48:01" },
  { height:  517660 , difficulty:  1001443 , date:  "2015-06-14 15:48:15" },
  { height:  517661 , difficulty:  1003696 , date:  "2015-06-14 15:50:11" },
  { height:  517662 , difficulty:  997844 , date:  "2015-06-14 15:51:48" },
  { height:  517663 , difficulty:  998202 , date:  "2015-06-14 15:52:03" },
  { height:  517664 , difficulty:  999908 , date:  "2015-06-14 15:52:26" },
  { height:  517665 , difficulty:  1000249 , date:  "2015-06-14 15:52:33" },
  { height:  517666 , difficulty:  1000023 , date:  "2015-06-14 15:54:14" },
  { height:  517667 , difficulty:  999400 , date:  "2015-06-14 15:54:24" },
  { height:  517668 , difficulty:  995531 , date:  "2015-06-14 15:55:38" },
  { height:  517669 , difficulty:  997090 , date:  "2015-06-14 15:56:03" },
  { height:  517670 , difficulty:  999002 , date:  "2015-06-14 15:57:14" },
  { height:  517671 , difficulty:  998415 , date:  "2015-06-14 15:58:27" },
  { height:  517672 , difficulty:  998270 , date:  "2015-06-14 15:58:32" },
  { height:  517673 , difficulty:  997887 , date:  "2015-06-14 15:59:57" },
  { height:  517674 , difficulty:  998557 , date:  "2015-06-14 16:00:28" },
  { height:  517675 , difficulty:  1006386 , date:  "2015-06-14 16:01:17" },
  { height:  517676 , difficulty:  1000447 , date:  "2015-06-14 16:01:32" },
  { height:  517677 , difficulty:  1000531 , date:  "2015-06-14 16:02:03" },
  { height:  517678 , difficulty:  1000462 , date:  "2015-06-14 16:02:36" },
  { height:  517679 , difficulty:  999571 , date:  "2015-06-14 16:03:29" },
  { height:  517680 , difficulty:  998683 , date:  "2015-06-14 16:03:36" },
  { height:  517681 , difficulty:  1003600 , date:  "2015-06-14 16:03:59" },
  { height:  517682 , difficulty:  1006272 , date:  "2015-06-14 16:07:02" },
  { height:  517683 , difficulty:  1007027 , date:  "2015-06-14 16:07:06" },
  { height:  517684 , difficulty:  1005303 , date:  "2015-06-14 16:08:50" },
  { height:  517685 , difficulty:  1006403 , date:  "2015-06-14 16:13:37" },
  { height:  517686 , difficulty:  1003922 , date:  "2015-06-14 16:16:27" },
  { height:  517687 , difficulty:  1003815 , date:  "2015-06-14 16:19:09" },
  { height:  517688 , difficulty:  1003112 , date:  "2015-06-14 16:20:54" },
  { height:  517689 , difficulty:  1002883 , date:  "2015-06-14 16:22:21" },
  { height:  517690 , difficulty:  1000904 , date:  "2015-06-14 16:23:19" },
  { height:  517691 , difficulty:  1002997 , date:  "2015-06-14 16:23:49" },
  { height:  517692 , difficulty:  1000009 , date:  "2015-06-14 16:24:58" },
  { height:  517693 , difficulty:  998836 , date:  "2015-06-14 16:25:03" },
  { height:  517694 , difficulty:  995023 , date:  "2015-06-14 16:27:31" },
  { height:  517695 , difficulty:  995422 , date:  "2015-06-14 16:29:05" },
  { height:  517696 , difficulty:  991183 , date:  "2015-06-14 16:30:59" },
  { height:  517697 , difficulty:  991302 , date:  "2015-06-14 16:31:29" },
  { height:  517698 , difficulty:  988655 , date:  "2015-06-14 16:32:06" },
  { height:  517699 , difficulty:  991711 , date:  "2015-06-14 16:33:30" },
  { height:  517700 , difficulty:  992604 , date:  "2015-06-14 16:34:47" },
  { height:  517701 , difficulty:  992224 , date:  "2015-06-14 16:34:51" },
  { height:  517702 , difficulty:  992315 , date:  "2015-06-14 16:35:09" },
  { height:  517703 , difficulty:  994220 , date:  "2015-06-14 16:36:46" },
  { height:  517704 , difficulty:  993107 , date:  "2015-06-14 16:39:51" },
  { height:  517705 , difficulty:  993025 , date:  "2015-06-14 16:39:57" },
  { height:  517706 , difficulty:  985960 , date:  "2015-06-14 16:41:28" },
  { height:  517707 , difficulty:  989189 , date:  "2015-06-14 16:42:28" },
  { height:  517708 , difficulty:  983898 , date:  "2015-06-14 16:43:10" },
  { height:  517709 , difficulty:  984025 , date:  "2015-06-14 16:46:36" },
  { height:  517710 , difficulty:  982651 , date:  "2015-06-14 16:47:59" },
  { height:  517711 , difficulty:  980164 , date:  "2015-06-14 16:48:14" },
  { height:  517712 , difficulty:  977760 , date:  "2015-06-14 16:48:19" },
  { height:  517713 , difficulty:  978201 , date:  "2015-06-14 16:49:12" },
  { height:  517714 , difficulty:  981342 , date:  "2015-06-14 16:50:41" },
  { height:  517715 , difficulty:  979313 , date:  "2015-06-14 16:51:10" },
  { height:  517716 , difficulty:  977897 , date:  "2015-06-14 16:51:13" },
  { height:  517717 , difficulty:  978297 , date:  "2015-06-14 16:51:16" },
  { height:  517718 , difficulty:  980604 , date:  "2015-06-14 16:51:42" },
  { height:  517719 , difficulty:  978725 , date:  "2015-06-14 16:52:58" },
  { height:  517720 , difficulty:  978431 , date:  "2015-06-14 16:53:57" },
  { height:  517721 , difficulty:  974081 , date:  "2015-06-14 16:57:42" },
  { height:  517722 , difficulty:  972251 , date:  "2015-06-14 16:58:46" },
  { height:  517723 , difficulty:  970588 , date:  "2015-06-14 16:59:33" },
  { height:  517724 , difficulty:  970662 , date:  "2015-06-14 17:00:14" },
  { height:  517725 , difficulty:  970758 , date:  "2015-06-14 17:01:53" },
  { height:  517726 , difficulty:  970003 , date:  "2015-06-14 17:01:59" },
  { height:  517727 , difficulty:  966512 , date:  "2015-06-14 17:03:35" },
  { height:  517728 , difficulty:  965561 , date:  "2015-06-14 17:03:39" },
  { height:  517729 , difficulty:  968247 , date:  "2015-06-14 17:04:00" },
  { height:  517730 , difficulty:  967722 , date:  "2015-06-14 17:04:19" },
  { height:  517731 , difficulty:  967245 , date:  "2015-06-14 17:07:35" },
  { height:  517732 , difficulty:  969012 , date:  "2015-06-14 17:10:41" },
  { height:  517733 , difficulty:  969573 , date:  "2015-06-14 17:10:43" },
  { height:  517734 , difficulty:  968377 , date:  "2015-06-14 17:11:10" },
  { height:  517735 , difficulty:  968909 , date:  "2015-06-14 17:13:37" },
  { height:  517736 , difficulty:  969927 , date:  "2015-06-14 17:14:21" },
  { height:  517737 , difficulty:  967766 , date:  "2015-06-14 17:16:10" },
  { height:  517738 , difficulty:  967419 , date:  "2015-06-14 17:16:43" },
  { height:  517739 , difficulty:  967886 , date:  "2015-06-14 17:17:10" },
  { height:  517740 , difficulty:  967444 , date:  "2015-06-14 17:18:07" },
  { height:  517741 , difficulty:  970112 , date:  "2015-06-14 17:18:31" },
  { height:  517742 , difficulty:  968529 , date:  "2015-06-14 17:18:33" },
  { height:  517743 , difficulty:  971334 , date:  "2015-06-14 17:19:50" },
  { height:  517744 , difficulty:  971853 , date:  "2015-06-14 17:21:00" },
  { height:  517745 , difficulty:  972670 , date:  "2015-06-14 17:21:04" },
  { height:  517746 , difficulty:  970965 , date:  "2015-06-14 17:25:16" },
  { height:  517747 , difficulty:  970176 , date:  "2015-06-14 17:27:08" },
  { height:  517748 , difficulty:  972611 , date:  "2015-06-14 17:28:49" },
  { height:  517749 , difficulty:  971471 , date:  "2015-06-14 17:32:39" },
  { height:  517750 , difficulty:  970757 , date:  "2015-06-14 17:33:08" },
  { height:  517751 , difficulty:  971159 , date:  "2015-06-14 17:37:55" },
  { height:  517752 , difficulty:  972447 , date:  "2015-06-14 17:37:59" },
  { height:  517753 , difficulty:  971898 , date:  "2015-06-14 17:42:07" },
  { height:  517754 , difficulty:  971322 , date:  "2015-06-14 17:42:08" },
  { height:  517755 , difficulty:  973403 , date:  "2015-06-14 17:42:49" },
  { height:  517756 , difficulty:  973468 , date:  "2015-06-14 17:43:55" },
  { height:  517757 , difficulty:  973374 , date:  "2015-06-14 17:45:08" },
  { height:  517758 , difficulty:  970922 , date:  "2015-06-14 17:45:17" },
  { height:  517759 , difficulty:  971950 , date:  "2015-06-14 17:45:43" },
  { height:  517760 , difficulty:  969456 , date:  "2015-06-14 17:47:27" },
  { height:  517761 , difficulty:  964822 , date:  "2015-06-14 17:47:50" },
  { height:  517762 , difficulty:  960832 , date:  "2015-06-14 17:48:20" },
  { height:  517763 , difficulty:  957815 , date:  "2015-06-14 17:48:22" },
  { height:  517764 , difficulty:  959603 , date:  "2015-06-14 17:50:57" },
  { height:  517765 , difficulty:  957615 , date:  "2015-06-14 17:52:07" },
  { height:  517766 , difficulty:  957728 , date:  "2015-06-14 17:53:22" },
  { height:  517767 , difficulty:  958908 , date:  "2015-06-14 17:54:19" },
  { height:  517768 , difficulty:  957519 , date:  "2015-06-14 17:54:41" },
  { height:  517769 , difficulty:  958606 , date:  "2015-06-14 17:59:00" },
  { height:  517770 , difficulty:  960292 , date:  "2015-06-14 17:59:25" },
  { height:  517771 , difficulty:  959583 , date:  "2015-06-14 18:00:08" },
  { height:  517772 , difficulty:  962388 , date:  "2015-06-14 18:00:38" },
  { height:  517773 , difficulty:  961744 , date:  "2015-06-14 18:01:57" },
  { height:  517774 , difficulty:  960952 , date:  "2015-06-14 18:02:58" },
  { height:  517775 , difficulty:  959033 , date:  "2015-06-14 18:06:20" },
  { height:  517776 , difficulty:  960092 , date:  "2015-06-14 18:06:23" },
  { height:  517777 , difficulty:  960135 , date:  "2015-06-14 18:06:26" },
  { height:  517778 , difficulty:  961024 , date:  "2015-06-14 18:06:46" },
  { height:  517779 , difficulty:  959130 , date:  "2015-06-14 18:07:10" },
  { height:  517780 , difficulty:  955504 , date:  "2015-06-14 18:08:25" },
  { height:  517781 , difficulty:  956428 , date:  "2015-06-14 18:10:29" },
  { height:  517782 , difficulty:  955361 , date:  "2015-06-14 18:11:38" },
  { height:  517783 , difficulty:  957046 , date:  "2015-06-14 18:11:39" },
  { height:  517784 , difficulty:  956674 , date:  "2015-06-14 18:13:16" },
  { height:  517785 , difficulty:  952420 , date:  "2015-06-14 18:14:42" },
  { height:  517786 , difficulty:  953933 , date:  "2015-06-14 18:15:45" },
  { height:  517787 , difficulty:  953629 , date:  "2015-06-14 18:17:51" },
  { height:  517788 , difficulty:  954518 , date:  "2015-06-14 18:17:58" },
  { height:  517789 , difficulty:  953274 , date:  "2015-06-14 18:19:41" },
  { height:  517790 , difficulty:  951304 , date:  "2015-06-14 18:20:35" },
  { height:  517791 , difficulty:  951689 , date:  "2015-06-14 18:21:01" },
  { height:  517792 , difficulty:  951880 , date:  "2015-06-14 18:21:34" },
  { height:  517793 , difficulty:  955057 , date:  "2015-06-14 18:21:52" },
  { height:  517794 , difficulty:  954749 , date:  "2015-06-14 18:22:25" },
  { height:  517795 , difficulty:  953195 , date:  "2015-06-14 18:25:47" },
  { height:  517796 , difficulty:  955066 , date:  "2015-06-14 18:26:06" },
  { height:  517797 , difficulty:  949738 , date:  "2015-06-14 18:27:02" },
  { height:  517798 , difficulty:  948492 , date:  "2015-06-14 18:30:32" },
  { height:  517799 , difficulty:  949067 , date:  "2015-06-14 18:31:29" },
  { height:  517800 , difficulty:  950110 , date:  "2015-06-14 18:32:16" },
  { height:  517801 , difficulty:  947856 , date:  "2015-06-14 18:32:28" },
  { height:  517802 , difficulty:  947876 , date:  "2015-06-14 18:32:33" },
  { height:  517803 , difficulty:  945608 , date:  "2015-06-14 18:32:35" },
  { height:  517804 , difficulty:  946660 , date:  "2015-06-14 18:32:40" },
  { height:  517805 , difficulty:  947818 , date:  "2015-06-14 18:32:42" },
  { height:  517806 , difficulty:  947860 , date:  "2015-06-14 18:32:48" },
  { height:  517807 , difficulty:  944910 , date:  "2015-06-14 18:32:56" },
  { height:  517808 , difficulty:  940507 , date:  "2015-06-14 18:33:04" },
  { height:  517809 , difficulty:  940530 , date:  "2015-06-14 18:33:10" },
  { height:  517810 , difficulty:  940154 , date:  "2015-06-14 18:33:16" },
  { height:  517811 , difficulty:  939870 , date:  "2015-06-14 18:33:21" },
  { height:  517812 , difficulty:  939426 , date:  "2015-06-14 18:33:28" },
  { height:  517813 , difficulty:  937694 , date:  "2015-06-14 18:33:33" },
  { height:  517814 , difficulty:  939258 , date:  "2015-06-14 18:33:40" },
  { height:  517815 , difficulty:  940479 , date:  "2015-06-14 18:33:45" },
  { height:  517816 , difficulty:  939159 , date:  "2015-06-14 18:33:53" },
  { height:  517817 , difficulty:  939289 , date:  "2015-06-14 18:33:58" },
  { height:  517818 , difficulty:  942119 , date:  "2015-06-14 18:34:09" },
  { height:  517819 , difficulty:  940271 , date:  "2015-06-14 18:34:20" },
  { height:  517820 , difficulty:  941316 , date:  "2015-06-14 18:34:30" },
  { height:  517821 , difficulty:  942181 , date:  "2015-06-14 18:34:33" },
  { height:  517822 , difficulty:  937312 , date:  "2015-06-14 18:34:36" },
  { height:  517823 , difficulty:  935204 , date:  "2015-06-14 18:34:40" },
  { height:  517824 , difficulty:  932950 , date:  "2015-06-14 18:34:46" },
  { height:  517825 , difficulty:  927715 , date:  "2015-06-14 18:34:47" },
  { height:  517826 , difficulty:  927136 , date:  "2015-06-14 18:34:48" },
  { height:  517827 , difficulty:  921248 , date:  "2015-06-14 18:34:51" },
  { height:  517828 , difficulty:  921711 , date:  "2015-06-14 18:34:55" },
  { height:  517829 , difficulty:  916644 , date:  "2015-06-14 18:35:02" },
  { height:  517830 , difficulty:  917339 , date:  "2015-06-14 18:35:05" },
  { height:  517831 , difficulty:  916734 , date:  "2015-06-14 18:35:10" },
  { height:  517832 , difficulty:  918901 , date:  "2015-06-14 18:35:13" },
  { height:  517833 , difficulty:  917291 , date:  "2015-06-14 18:35:16" },
  { height:  517834 , difficulty:  917280 , date:  "2015-06-14 18:35:22" },
  { height:  517835 , difficulty:  916850 , date:  "2015-06-14 18:35:25" },
  { height:  517836 , difficulty:  915067 , date:  "2015-06-14 18:35:29" },
  { height:  517837 , difficulty:  914494 , date:  "2015-06-14 18:35:34" },
  { height:  517838 , difficulty:  915904 , date:  "2015-06-14 18:35:42" },
  { height:  517839 , difficulty:  918225 , date:  "2015-06-14 18:35:45" },
  { height:  517840 , difficulty:  916311 , date:  "2015-06-14 18:35:48" },
  { height:  517841 , difficulty:  914777 , date:  "2015-06-14 18:35:59" },
  { height:  517842 , difficulty:  916054 , date:  "2015-06-14 18:36:10" },
  { height:  517843 , difficulty:  914924 , date:  "2015-06-14 18:38:31" },
  { height:  517844 , difficulty:  915141 , date:  "2015-06-14 18:38:32" },
  { height:  517845 , difficulty:  909989 , date:  "2015-06-14 18:39:04" },
  { height:  517846 , difficulty:  910822 , date:  "2015-06-14 18:41:07" },
  { height:  517847 , difficulty:  909882 , date:  "2015-06-14 18:41:29" },
  { height:  517848 , difficulty:  909175 , date:  "2015-06-14 18:41:33" },
  { height:  517849 , difficulty:  908204 , date:  "2015-06-14 18:41:53" },
  { height:  517850 , difficulty:  908475 , date:  "2015-06-14 18:42:29" },
  { height:  517851 , difficulty:  912402 , date:  "2015-06-14 18:42:41" },
  { height:  517852 , difficulty:  912657 , date:  "2015-06-14 18:42:43" },
  { height:  517853 , difficulty:  913326 , date:  "2015-06-14 18:42:45" },
  { height:  517854 , difficulty:  913425 , date:  "2015-06-14 18:42:47" },
  { height:  517855 , difficulty:  913187 , date:  "2015-06-14 18:42:48" },
  { height:  517856 , difficulty:  911516 , date:  "2015-06-14 18:42:59" },
  { height:  517857 , difficulty:  909541 , date:  "2015-06-14 18:43:03" },
  { height:  517858 , difficulty:  908051 , date:  "2015-06-14 18:43:04" },
  { height:  517859 , difficulty:  908054 , date:  "2015-06-14 18:43:11" },
  { height:  517860 , difficulty:  906292 , date:  "2015-06-14 18:43:20" },
  { height:  517861 , difficulty:  905243 , date:  "2015-06-14 18:43:25" },
  { height:  517862 , difficulty:  904918 , date:  "2015-06-14 18:43:26" },
  { height:  517863 , difficulty:  902649 , date:  "2015-06-14 18:43:38" },
  { height:  517864 , difficulty:  902944 , date:  "2015-06-14 18:43:40" },
  { height:  517865 , difficulty:  902741 , date:  "2015-06-14 18:43:46" },
  { height:  517866 , difficulty:  901760 , date:  "2015-06-14 18:43:49" },
  { height:  517867 , difficulty:  901080 , date:  "2015-06-14 18:43:52" },
  { height:  517868 , difficulty:  900811 , date:  "2015-06-14 18:43:57" },
  { height:  517869 , difficulty:  901238 , date:  "2015-06-14 18:43:58" },
  { height:  517870 , difficulty:  903344 , date:  "2015-06-14 18:43:59" },
  { height:  517871 , difficulty:  901386 , date:  "2015-06-14 18:44:06" },
  { height:  517872 , difficulty:  905374 , date:  "2015-06-14 18:44:07" },
  { height:  517873 , difficulty:  905070 , date:  "2015-06-14 18:44:10" },
  { height:  517874 , difficulty:  902535 , date:  "2015-06-14 18:44:12" },
  { height:  517875 , difficulty:  901954 , date:  "2015-06-14 18:44:13" },
  { height:  517876 , difficulty:  900835 , date:  "2015-06-14 18:44:17" },
  { height:  517877 , difficulty:  904174 , date:  "2015-06-14 18:44:18" },
  { height:  517878 , difficulty:  903991 , date:  "2015-06-14 18:44:20" },
  { height:  517879 , difficulty:  904260 , date:  "2015-06-14 18:44:22" },
  { height:  517880 , difficulty:  905856 , date:  "2015-06-14 18:44:30" },
  { height:  517881 , difficulty:  906024 , date:  "2015-06-14 18:44:31" },
  { height:  517882 , difficulty:  907960 , date:  "2015-06-14 18:44:35" },
  { height:  517883 , difficulty:  907773 , date:  "2015-06-14 18:44:40" },
  { height:  517884 , difficulty:  909374 , date:  "2015-06-14 18:44:45" },
  { height:  517885 , difficulty:  910759 , date:  "2015-06-14 18:44:46" },
  { height:  517886 , difficulty:  911418 , date:  "2015-06-14 18:44:52" },
  { height:  517887 , difficulty:  911244 , date:  "2015-06-14 18:44:57" },
  { height:  517888 , difficulty:  918845 , date:  "2015-06-14 18:45:00" },
  { height:  517889 , difficulty:  918861 , date:  "2015-06-14 18:45:02" },
  { height:  517890 , difficulty:  918658 , date:  "2015-06-14 18:45:11" },
  { height:  517891 , difficulty:  918681 , date:  "2015-06-14 18:45:14" },
  { height:  517892 , difficulty:  919195 , date:  "2015-06-14 18:45:35" },
  { height:  517893 , difficulty:  919529 , date:  "2015-06-14 18:45:40" },
  { height:  517894 , difficulty:  919446 , date:  "2015-06-14 18:45:41" },
  { height:  517895 , difficulty:  920101 , date:  "2015-06-14 18:45:42" },
  { height:  517896 , difficulty:  920040 , date:  "2015-06-14 18:45:46" },
  { height:  517897 , difficulty:  919845 , date:  "2015-06-14 18:45:51" },
  { height:  517898 , difficulty:  920997 , date:  "2015-06-14 18:45:53" },
  { height:  517899 , difficulty:  927381 , date:  "2015-06-14 18:45:57" },
  { height:  517900 , difficulty:  930177 , date:  "2015-06-14 18:46:02" },
  { height:  517901 , difficulty:  930487 , date:  "2015-06-14 18:46:05" },
  { height:  517902 , difficulty:  930309 , date:  "2015-06-14 18:46:08" },
  { height:  517903 , difficulty:  931508 , date:  "2015-06-14 18:46:14" },
  { height:  517904 , difficulty:  933779 , date:  "2015-06-14 18:46:18" },
  { height:  517905 , difficulty:  934377 , date:  "2015-06-14 18:46:21" },
  { height:  517906 , difficulty:  934600 , date:  "2015-06-14 18:46:36" },
  { height:  517907 , difficulty:  935753 , date:  "2015-06-14 18:46:38" },
  { height:  517908 , difficulty:  936916 , date:  "2015-06-14 18:46:40" },
  { height:  517909 , difficulty:  937281 , date:  "2015-06-14 18:46:44" },
  { height:  517910 , difficulty:  936965 , date:  "2015-06-14 18:46:46" },
  { height:  517911 , difficulty:  939717 , date:  "2015-06-14 18:47:01" },
  { height:  517912 , difficulty:  940168 , date:  "2015-06-14 18:47:09" },
  { height:  517913 , difficulty:  941417 , date:  "2015-06-14 18:47:13" },
  { height:  517914 , difficulty:  941110 , date:  "2015-06-14 18:47:20" },
  { height:  517915 , difficulty:  942350 , date:  "2015-06-14 18:47:24" },
  { height:  517916 , difficulty:  943356 , date:  "2015-06-14 18:47:51" },
  { height:  517917 , difficulty:  943267 , date:  "2015-06-14 18:48:34" },
  { height:  517918 , difficulty:  943872 , date:  "2015-06-14 18:49:31" },
  { height:  517919 , difficulty:  941399 , date:  "2015-06-14 18:50:49" },
  { height:  517920 , difficulty:  943788 , date:  "2015-06-14 18:50:56" },
  { height:  517921 , difficulty:  945467 , date:  "2015-06-14 18:51:46" },
  { height:  517922 , difficulty:  942596 , date:  "2015-06-14 18:51:48" },
  { height:  517923 , difficulty:  944486 , date:  "2015-06-14 18:52:39" },
  { height:  517924 , difficulty:  945230 , date:  "2015-06-14 18:52:46" },
  { height:  517925 , difficulty:  944563 , date:  "2015-06-14 18:53:25" },
  { height:  517926 , difficulty:  959511 , date:  "2015-06-14 18:54:31" },
  { height:  517927 , difficulty:  959100 , date:  "2015-06-14 18:54:55" },
  { height:  517928 , difficulty:  960760 , date:  "2015-06-14 18:55:03" },
  { height:  517929 , difficulty:  964339 , date:  "2015-06-14 18:56:55" },
  { height:  517930 , difficulty:  965569 , date:  "2015-06-14 18:59:28" },
  { height:  517931 , difficulty:  965472 , date:  "2015-06-14 18:59:56" },
  { height:  517932 , difficulty:  965847 , date:  "2015-06-14 18:59:59" },
  { height:  517933 , difficulty:  965919 , date:  "2015-06-14 19:01:53" },
  { height:  517934 , difficulty:  965759 , date:  "2015-06-14 19:01:27" },
  { height:  517935 , difficulty:  966524 , date:  "2015-06-14 19:03:18" },
  { height:  517936 , difficulty:  966185 , date:  "2015-06-14 19:03:54" },
  { height:  517937 , difficulty:  973211 , date:  "2015-06-14 19:04:16" },
  { height:  517938 , difficulty:  973018 , date:  "2015-06-14 19:05:17" },
  { height:  517939 , difficulty:  976951 , date:  "2015-06-14 19:07:51" },
  { height:  517940 , difficulty:  980377 , date:  "2015-06-14 19:07:58" },
  { height:  517941 , difficulty:  982792 , date:  "2015-06-14 19:07:33" },
  { height:  517942 , difficulty:  982539 , date:  "2015-06-14 19:08:31" },
  { height:  517943 , difficulty:  982563 , date:  "2015-06-14 19:13:49" },
  { height:  517944 , difficulty:  982352 , date:  "2015-06-14 19:13:57" },
  { height:  517945 , difficulty:  983753 , date:  "2015-06-14 19:14:04" },
  { height:  517946 , difficulty:  983760 , date:  "2015-06-14 19:19:28" },
  { height:  517947 , difficulty:  984003 , date:  "2015-06-14 19:23:45" },
  { height:  517948 , difficulty:  983834 , date:  "2015-06-14 19:23:47" },
  { height:  517949 , difficulty:  983666 , date:  "2015-06-14 19:25:54" },
  { height:  517950 , difficulty:  985664 , date:  "2015-06-14 19:26:20" },
  { height:  517951 , difficulty:  990172 , date:  "2015-06-14 19:27:16" },
  { height:  517952 , difficulty:  990104 , date:  "2015-06-14 19:27:18" },
  { height:  517953 , difficulty:  995118 , date:  "2015-06-14 19:34:58" },
  { height:  517954 , difficulty:  995329 , date:  "2015-06-14 19:35:18" },
  { height:  517955 , difficulty:  995805 , date:  "2015-06-14 19:37:12" },
  { height:  517956 , difficulty:  997013 , date:  "2015-06-14 19:41:06" },
  { height:  517957 , difficulty:  998731 , date:  "2015-06-14 19:41:11" },
  { height:  517958 , difficulty:  998439 , date:  "2015-06-14 19:41:30" },
  { height:  517959 , difficulty:  998200 , date:  "2015-06-14 19:43:47" },
  { height:  517960 , difficulty:  998424 , date:  "2015-06-14 19:45:13" },
  { height:  517961 , difficulty:  999165 , date:  "2015-06-14 19:45:45" },
  { height:  517962 , difficulty:  1000198 , date:  "2015-06-14 19:48:06" },
  { height:  517963 , difficulty:  1003513 , date:  "2015-06-14 19:48:20" },
  { height:  517964 , difficulty:  1007671 , date:  "2015-06-14 19:51:22" },
  { height:  517965 , difficulty:  1007417 , date:  "2015-06-14 19:53:47" },
  { height:  517966 , difficulty:  1008369 , date:  "2015-06-14 19:53:53" },
  { height:  517967 , difficulty:  1008989 , date:  "2015-06-14 19:55:01" },
  { height:  517968 , difficulty:  1011906 , date:  "2015-06-14 19:55:22" },
  { height:  517969 , difficulty:  1011530 , date:  "2015-06-14 20:00:17" },
  { height:  517970 , difficulty:  1011317 , date:  "2015-06-14 20:01:20" },
  { height:  517971 , difficulty:  1013909 , date:  "2015-06-14 20:07:53" },
  { height:  517972 , difficulty:  1013559 , date:  "2015-06-14 20:07:16" },
  { height:  517973 , difficulty:  1016360 , date:  "2015-06-14 20:07:33" },
  { height:  517974 , difficulty:  1017688 , date:  "2015-06-14 20:09:03" },
  { height:  517975 , difficulty:  1018612 , date:  "2015-06-14 20:09:29" },
  { height:  517976 , difficulty:  1019623 , date:  "2015-06-14 20:10:28" },
  { height:  517977 , difficulty:  1019586 , date:  "2015-06-14 20:11:04" },
  { height:  517978 , difficulty:  1020496 , date:  "2015-06-14 20:12:37" },
  { height:  517979 , difficulty:  1021582 , date:  "2015-06-14 20:13:03" },
  { height:  517980 , difficulty:  1022897 , date:  "2015-06-14 20:13:49" },
  { height:  517981 , difficulty:  1024666 , date:  "2015-06-14 20:15:39" },
  { height:  517982 , difficulty:  1024103 , date:  "2015-06-14 20:16:56" },
  { height:  517983 , difficulty:  1024740 , date:  "2015-06-14 20:19:00" },
  { height:  517984 , difficulty:  1025780 , date:  "2015-06-14 20:19:02" },
  { height:  517985 , difficulty:  1030562 , date:  "2015-06-14 20:19:55" },
  { height:  517986 , difficulty:  1030344 , date:  "2015-06-14 20:20:00" },
  { height:  517987 , difficulty:  1029924 , date:  "2015-06-14 20:20:02" },
  { height:  517988 , difficulty:  1033992 , date:  "2015-06-14 20:23:20" },
  { height:  517989 , difficulty:  1034304 , date:  "2015-06-14 20:23:20" },
  { height:  517990 , difficulty:  1033965 , date:  "2015-06-14 20:24:58" },
  { height:  517991 , difficulty:  1035959 , date:  "2015-06-14 20:25:53" },
  { height:  517992 , difficulty:  1039638 , date:  "2015-06-14 20:26:48" },
  { height:  517993 , difficulty:  1038268 , date:  "2015-06-14 20:26:56" },
  { height:  517994 , difficulty:  1037198 , date:  "2015-06-14 20:28:31" },
  { height:  517995 , difficulty:  1035162 , date:  "2015-06-14 20:29:35" },
  { height:  517996 , difficulty:  1034857 , date:  "2015-06-14 20:29:58" },
  { height:  517997 , difficulty:  1037248 , date:  "2015-06-14 20:29:30" },
  { height:  517998 , difficulty:  1037618 , date:  "2015-06-14 20:31:49" },
  { height:  517999 , difficulty:  1037907 , date:  "2015-06-14 20:31:56" },
  { height:  518000 , difficulty:  1041492 , date:  "2015-06-14 20:34:05" },
  { height:  518001 , difficulty:  1044085 , date:  "2015-06-14 20:34:43" },
  { height:  518002 , difficulty:  1043360 , date:  "2015-06-14 20:35:37" },
  { height:  518003 , difficulty:  1042455 , date:  "2015-06-14 20:35:55" },
  { height:  518004 , difficulty:  1042802 , date:  "2015-06-14 20:36:12" },
  { height:  518005 , difficulty:  1039315 , date:  "2015-06-14 20:38:51" },
  { height:  518006 , difficulty:  1035530 , date:  "2015-06-14 20:38:56" },
  { height:  518007 , difficulty:  1034623 , date:  "2015-06-14 20:40:25" },
  { height:  518008 , difficulty:  1039325 , date:  "2015-06-14 20:40:28" },
  { height:  518009 , difficulty:  1038913 , date:  "2015-06-14 20:44:17" },
  { height:  518010 , difficulty:  1038019 , date:  "2015-06-14 20:44:44" },
  { height:  518011 , difficulty:  1035485 , date:  "2015-06-14 20:46:13" },
  { height:  518012 , difficulty:  1034911 , date:  "2015-06-14 20:47:14" },
  { height:  518013 , difficulty:  1035096 , date:  "2015-06-14 20:46:47" },
  { height:  518014 , difficulty:  1034662 , date:  "2015-06-14 20:48:46" },
  { height:  518015 , difficulty:  1030541 , date:  "2015-06-14 20:49:25" },
  { height:  518016 , difficulty:  1036321 , date:  "2015-06-14 20:54:04" },
  { height:  518017 , difficulty:  1038712 , date:  "2015-06-14 20:54:10" },
  { height:  518018 , difficulty:  1038151 , date:  "2015-06-14 20:54:13" },
  { height:  518019 , difficulty:  1028735 , date:  "2015-06-14 20:54:43" },
  { height:  518020 , difficulty:  1032645 , date:  "2015-06-14 20:57:21" },
  { height:  518021 , difficulty:  1032308 , date:  "2015-06-14 20:57:28" },
  { height:  518022 , difficulty:  1027205 , date:  "2015-06-14 20:58:58" },
  { height:  518023 , difficulty:  1020800 , date:  "2015-06-14 21:01:08" },
  { height:  518024 , difficulty:  1020655 , date:  "2015-06-14 21:01:14" },
  { height:  518025 , difficulty:  1018227 , date:  "2015-06-14 21:04:11" },
  { height:  518026 , difficulty:  1017545 , date:  "2015-06-14 21:07:08" },
  { height:  518027 , difficulty:  1016143 , date:  "2015-06-14 21:07:33" },
  { height:  518028 , difficulty:  1018622 , date:  "2015-06-14 21:09:22" },
  { height:  518029 , difficulty:  1006810 , date:  "2015-06-14 21:09:24" },
  { height:  518030 , difficulty:  1006140 , date:  "2015-06-14 21:09:28" },
  { height:  518031 , difficulty:  1003727 , date:  "2015-06-14 21:11:29" },
  { height:  518032 , difficulty:  997490 , date:  "2015-06-14 21:12:29" },
  { height:  518033 , difficulty:  998379 , date:  "2015-06-14 21:12:35" },
  { height:  518034 , difficulty:  997761 , date:  "2015-06-14 21:12:46" },
  { height:  518035 , difficulty:  993877 , date:  "2015-06-14 21:12:57" },
  { height:  518036 , difficulty:  991693 , date:  "2015-06-14 21:12:59" },
  { height:  518037 , difficulty:  998953 , date:  "2015-06-14 21:13:18" },
  { height:  518038 , difficulty:  995021 , date:  "2015-06-14 21:14:35" },
  { height:  518039 , difficulty:  997843 , date:  "2015-06-14 21:13:43" },
  { height:  518040 , difficulty:  994838 , date:  "2015-06-14 21:14:43" },
  { height:  518041 , difficulty:  994370 , date:  "2015-06-14 21:15:16" },
  { height:  518042 , difficulty:  996026 , date:  "2015-06-14 21:16:28" },
  { height:  518043 , difficulty:  994740 , date:  "2015-06-14 21:16:52" },
  { height:  518044 , difficulty:  997174 , date:  "2015-06-14 21:20:38" },
  { height:  518045 , difficulty:  989065 , date:  "2015-06-14 21:22:33" },
  { height:  518046 , difficulty:  987344 , date:  "2015-06-14 21:23:29" },
  { height:  518047 , difficulty:  982278 , date:  "2015-06-14 21:23:32" },
  { height:  518048 , difficulty:  982274 , date:  "2015-06-14 21:23:35" },
  { height:  518049 , difficulty:  981986 , date:  "2015-06-14 21:24:22" },
  { height:  518050 , difficulty:  980908 , date:  "2015-06-14 21:25:54" },
  { height:  518051 , difficulty:  980546 , date:  "2015-06-14 21:26:55" },
  { height:  518052 , difficulty:  982867 , date:  "2015-06-14 21:28:27" },
  { height:  518053 , difficulty:  982500 , date:  "2015-06-14 21:32:11" },
  { height:  518054 , difficulty:  986486 , date:  "2015-06-14 21:32:15" },
  { height:  518055 , difficulty:  985722 , date:  "2015-06-14 21:34:16" },
  { height:  518056 , difficulty:  986248 , date:  "2015-06-14 21:34:32" },
  { height:  518057 , difficulty:  985279 , date:  "2015-06-14 21:35:57" },
  { height:  518058 , difficulty:  983663 , date:  "2015-06-14 21:39:49" },
  { height:  518059 , difficulty:  982559 , date:  "2015-06-14 21:39:51" },
  { height:  518060 , difficulty:  984177 , date:  "2015-06-14 21:41:02" },
  { height:  518061 , difficulty:  982717 , date:  "2015-06-14 21:41:05" },
  { height:  518062 , difficulty:  983204 , date:  "2015-06-14 21:41:35" },
  { height:  518063 , difficulty:  983366 , date:  "2015-06-14 21:42:16" },
  { height:  518064 , difficulty:  998517 , date:  "2015-06-14 21:43:13" },
  { height:  518065 , difficulty:  1000154 , date:  "2015-06-14 21:44:17" },
  { height:  518066 , difficulty:  997466 , date:  "2015-06-14 21:44:23" },
  { height:  518067 , difficulty:  998027 , date:  "2015-06-14 21:45:54" },
  { height:  518068 , difficulty:  996572 , date:  "2015-06-14 21:46:35" },
  { height:  518069 , difficulty:  996510 , date:  "2015-06-14 21:50:29" },
  { height:  518070 , difficulty:  997545 , date:  "2015-06-14 21:50:54" },
  { height:  518071 , difficulty:  997697 , date:  "2015-06-14 21:51:10" },
  { height:  518072 , difficulty:  997928 , date:  "2015-06-14 21:51:55" },
  { height:  518073 , difficulty:  997177 , date:  "2015-06-14 21:53:50" },
  { height:  518074 , difficulty:  995169 , date:  "2015-06-14 21:57:07" },
  { height:  518075 , difficulty:  994969 , date:  "2015-06-14 21:57:12" },
  { height:  518076 , difficulty:  992706 , date:  "2015-06-14 21:58:21" },
  { height:  518077 , difficulty:  999458 , date:  "2015-06-14 21:58:37" },
  { height:  518078 , difficulty:  1001019 , date:  "2015-06-14 21:59:02" },
  { height:  518079 , difficulty:  1008383 , date:  "2015-06-14 22:00:19" },
  { height:  518080 , difficulty:  1007910 , date:  "2015-06-14 22:00:53" },
  { height:  518081 , difficulty:  1007990 , date:  "2015-06-14 22:00:55" },
  { height:  518082 , difficulty:  1010399 , date:  "2015-06-14 22:01:15" },
  { height:  518083 , difficulty:  1007823 , date:  "2015-06-14 22:02:03" },
  { height:  518084 , difficulty:  1009478 , date:  "2015-06-14 22:02:34" },
  { height:  518085 , difficulty:  1005071 , date:  "2015-06-14 22:06:39" },
  { height:  518086 , difficulty:  1005066 , date:  "2015-06-14 22:07:29" },
  { height:  518087 , difficulty:  1008636 , date:  "2015-06-14 22:07:32" },
  { height:  518088 , difficulty:  1013509 , date:  "2015-06-14 22:07:56" },
  { height:  518089 , difficulty:  1023820 , date:  "2015-06-14 22:09:49" },
  { height:  518090 , difficulty:  1021224 , date:  "2015-06-14 22:09:57" },
  { height:  518091 , difficulty:  1022255 , date:  "2015-06-14 22:10:09" },
  { height:  518092 , difficulty:  1017977 , date:  "2015-06-14 22:11:21" },
  { height:  518093 , difficulty:  1020269 , date:  "2015-06-14 22:11:58" },
  { height:  518094 , difficulty:  1020086 , date:  "2015-06-14 22:13:48" },
  { height:  518095 , difficulty:  1020434 , date:  "2015-06-14 22:14:55" },
  { height:  518096 , difficulty:  1017690 , date:  "2015-06-14 22:15:37" },
  { height:  518097 , difficulty:  1017590 , date:  "2015-06-14 22:16:20" },
  { height:  518098 , difficulty:  1019354 , date:  "2015-06-14 22:16:45" },
  { height:  518099 , difficulty:  1015943 , date:  "2015-06-14 22:16:53" },
  { height:  518100 , difficulty:  1017828 , date:  "2015-06-14 22:17:51" },
  { height:  518101 , difficulty:  1012822 , date:  "2015-06-14 22:20:23" },
  { height:  518102 , difficulty:  1008054 , date:  "2015-06-14 22:21:24" },
  { height:  518103 , difficulty:  1009644 , date:  "2015-06-14 22:22:22" },
  { height:  518104 , difficulty:  1006593 , date:  "2015-06-14 22:22:36" },
  { height:  518105 , difficulty:  1009097 , date:  "2015-06-14 22:23:19" },
  { height:  518106 , difficulty:  1009824 , date:  "2015-06-14 22:26:09" },
  { height:  518107 , difficulty:  1007583 , date:  "2015-06-14 22:26:15" },
  { height:  518108 , difficulty:  1005759 , date:  "2015-06-14 22:26:19" },
  { height:  518109 , difficulty:  1006174 , date:  "2015-06-14 22:26:33" },
  { height:  518110 , difficulty:  1006925 , date:  "2015-06-14 22:27:18" },
  { height:  518111 , difficulty:  1008290 , date:  "2015-06-14 22:31:27" },
  { height:  518112 , difficulty:  1009424 , date:  "2015-06-14 22:31:33" },
  { height:  518113 , difficulty:  1008779 , date:  "2015-06-14 22:32:00" },
  { height:  518114 , difficulty:  1009426 , date:  "2015-06-14 22:33:36" },
  { height:  518115 , difficulty:  1011276 , date:  "2015-06-14 22:34:33" },
  { height:  518116 , difficulty:  1010936 , date:  "2015-06-14 22:37:07" },
  { height:  518117 , difficulty:  1010089 , date:  "2015-06-14 22:37:08" },
  { height:  518118 , difficulty:  1009023 , date:  "2015-06-14 22:37:52" },
  { height:  518119 , difficulty:  1008324 , date:  "2015-06-14 22:39:07" },
  { height:  518120 , difficulty:  1003614 , date:  "2015-06-14 22:40:11" },
  { height:  518121 , difficulty:  1000376 , date:  "2015-06-14 22:41:04" },
  { height:  518122 , difficulty:  1001429 , date:  "2015-06-14 22:42:00" },
  { height:  518123 , difficulty:  1001307 , date:  "2015-06-14 22:42:37" },
  { height:  518124 , difficulty:  1001046 , date:  "2015-06-14 22:43:30" },
  { height:  518125 , difficulty:  1004196 , date:  "2015-06-14 22:44:47" },
  { height:  518126 , difficulty:  1001572 , date:  "2015-06-14 22:44:59" },
  { height:  518127 , difficulty:  1002277 , date:  "2015-06-14 22:45:47" },
  { height:  518128 , difficulty:  1000727 , date:  "2015-06-14 22:47:06" },
  { height:  518129 , difficulty:  994418 , date:  "2015-06-14 22:47:21" },
  { height:  518130 , difficulty:  996487 , date:  "2015-06-14 22:48:57" },
  { height:  518131 , difficulty:  993088 , date:  "2015-06-14 22:49:03" },
  { height:  518132 , difficulty:  997663 , date:  "2015-06-14 22:50:31" },
  { height:  518133 , difficulty:  997181 , date:  "2015-06-14 22:50:48" },
  { height:  518134 , difficulty:  991316 , date:  "2015-06-14 22:51:42" },
  { height:  518135 , difficulty:  992475 , date:  "2015-06-14 22:52:12" },
  { height:  518136 , difficulty:  990514 , date:  "2015-06-14 22:52:31" },
  { height:  518137 , difficulty:  993653 , date:  "2015-06-14 23:02:58" },
  { height:  518138 , difficulty:  992669 , date:  "2015-06-14 23:03:03" },
  { height:  518139 , difficulty:  998485 , date:  "2015-06-14 23:03:31" },
  { height:  518140 , difficulty:  997768 , date:  "2015-06-14 23:05:15" },
  { height:  518141 , difficulty:  996474 , date:  "2015-06-14 23:07:32" },
  { height:  518142 , difficulty:  999007 , date:  "2015-06-14 23:12:27" },
  { height:  518143 , difficulty:  999181 , date:  "2015-06-14 23:12:30" },
  { height:  518144 , difficulty:  997997 , date:  "2015-06-14 23:16:28" },
  { height:  518145 , difficulty:  991403 , date:  "2015-06-14 23:17:10" },
  { height:  518146 , difficulty:  992081 , date:  "2015-06-14 23:17:13" },
  { height:  518147 , difficulty:  999811 , date:  "2015-06-14 23:28:08" },
  { height:  518148 , difficulty:  1002496 , date:  "2015-06-14 23:28:34" },
  { height:  518149 , difficulty:  999631 , date:  "2015-06-14 23:30:45" },
  { height:  518150 , difficulty:  999508 , date:  "2015-06-14 23:32:51" },
  { height:  518151 , difficulty:  999386 , date:  "2015-06-14 23:33:18" },
  { height:  518152 , difficulty:  998143 , date:  "2015-06-14 23:33:28" },
  { height:  518153 , difficulty:  999604 , date:  "2015-06-14 23:34:34" },
  { height:  518154 , difficulty:  1001861 , date:  "2015-06-14 23:34:35" },
  { height:  518155 , difficulty:  1000416 , date:  "2015-06-14 23:36:04" },
  { height:  518156 , difficulty:  999783 , date:  "2015-06-14 23:36:15" },
  { height:  518157 , difficulty:  999802 , date:  "2015-06-14 23:36:46" },
  { height:  518158 , difficulty:  1001113 , date:  "2015-06-14 23:39:42" },
  { height:  518159 , difficulty:  1004926 , date:  "2015-06-14 23:39:43" },
  { height:  518160 , difficulty:  1004065 , date:  "2015-06-14 23:41:48" },
  { height:  518161 , difficulty:  999634 , date:  "2015-06-14 23:43:36" },
  { height:  518162 , difficulty:  999280 , date:  "2015-06-14 23:44:23" },
  { height:  518163 , difficulty:  1000063 , date:  "2015-06-14 23:47:04" },
  { height:  518164 , difficulty:  1000571 , date:  "2015-06-14 23:47:16" },
  { height:  518165 , difficulty:  999434 , date:  "2015-06-14 23:47:25" },
  { height:  518166 , difficulty:  1000421 , date:  "2015-06-14 23:48:21" },
  { height:  518167 , difficulty:  1001721 , date:  "2015-06-14 23:50:24" },
  { height:  518168 , difficulty:  1001560 , date:  "2015-06-14 23:51:09" },
  { height:  518169 , difficulty:  1003740 , date:  "2015-06-14 23:52:54" },
  { height:  518170 , difficulty:  1002115 , date:  "2015-06-15 00:02:23" },
  { height:  518171 , difficulty:  1003416 , date:  "2015-06-15 00:02:27" },
  { height:  518172 , difficulty:  1004381 , date:  "2015-06-15 00:04:53" },
  { height:  518173 , difficulty:  1006026 , date:  "2015-06-15 00:05:54" },
  { height:  518174 , difficulty:  1005302 , date:  "2015-06-15 00:07:36" },
  { height:  518175 , difficulty:  1006606 , date:  "2015-06-15 00:08:01" },
  { height:  518176 , difficulty:  1006471 , date:  "2015-06-15 00:09:38" },
  { height:  518177 , difficulty:  1003849 , date:  "2015-06-15 00:13:44" },
  { height:  518178 , difficulty:  1006120 , date:  "2015-06-15 00:14:09" },
  { height:  518179 , difficulty:  1006103 , date:  "2015-06-15 00:14:24" },
  { height:  518180 , difficulty:  1005796 , date:  "2015-06-15 00:15:44" },
  { height:  518181 , difficulty:  1008314 , date:  "2015-06-15 00:16:16" },
  { height:  518182 , difficulty:  1004404 , date:  "2015-06-15 00:18:24" },
  { height:  518183 , difficulty:  1008823 , date:  "2015-06-15 00:21:23" },
  { height:  518184 , difficulty:  1008708 , date:  "2015-06-15 00:21:30" },
  { height:  518185 , difficulty:  1011143 , date:  "2015-06-15 00:21:45" },
  { height:  518186 , difficulty:  1010282 , date:  "2015-06-15 00:22:50" },
  { height:  518187 , difficulty:  1019161 , date:  "2015-06-15 00:22:52" },
  { height:  518188 , difficulty:  1019137 , date:  "2015-06-15 00:26:23" },
  { height:  518189 , difficulty:  1024271 , date:  "2015-06-15 00:26:54" },
  { height:  518190 , difficulty:  1022601 , date:  "2015-06-15 00:26:57" },
  { height:  518191 , difficulty:  1022677 , date:  "2015-06-15 00:30:21" },
  { height:  518192 , difficulty:  1019207 , date:  "2015-06-15 00:30:25" },
  { height:  518193 , difficulty:  1021032 , date:  "2015-06-15 00:30:30" },
  { height:  518194 , difficulty:  1021365 , date:  "2015-06-15 00:30:36" },
  { height:  518195 , difficulty:  1022604 , date:  "2015-06-15 00:38:19" },
  { height:  518196 , difficulty:  1022398 , date:  "2015-06-15 00:38:21" },
  { height:  518197 , difficulty:  1022038 , date:  "2015-06-15 00:39:09" },
  { height:  518198 , difficulty:  1021501 , date:  "2015-06-15 00:41:09" },
  { height:  518199 , difficulty:  1023478 , date:  "2015-06-15 00:41:12" },
  { height:  518200 , difficulty:  1024189 , date:  "2015-06-15 00:42:22" },
  { height:  518201 , difficulty:  1022821 , date:  "2015-06-15 00:47:15" },
  { height:  518202 , difficulty:  1023270 , date:  "2015-06-15 00:47:02" },
  { height:  518203 , difficulty:  1023427 , date:  "2015-06-15 00:47:10" },
  { height:  518204 , difficulty:  1024522 , date:  "2015-06-15 00:47:26" },
  { height:  518205 , difficulty:  1024361 , date:  "2015-06-15 00:47:36" },
  { height:  518206 , difficulty:  1023412 , date:  "2015-06-15 00:47:46" },
  { height:  518207 , difficulty:  1024844 , date:  "2015-06-15 00:48:37" },
  { height:  518208 , difficulty:  1026623 , date:  "2015-06-15 00:48:54" },
  { height:  518209 , difficulty:  1028529 , date:  "2015-06-15 00:51:10" },
  { height:  518210 , difficulty:  1030702 , date:  "2015-06-15 00:51:26" },
  { height:  518211 , difficulty:  1029712 , date:  "2015-06-15 00:51:33" },
  { height:  518212 , difficulty:  1029376 , date:  "2015-06-15 00:53:13" },
  { height:  518213 , difficulty:  1011359 , date:  "2015-06-15 00:53:47" },
  { height:  518214 , difficulty:  1012411 , date:  "2015-06-15 00:54:10" },
  { height:  518215 , difficulty:  1014964 , date:  "2015-06-15 00:56:02" },
  { height:  518216 , difficulty:  1014154 , date:  "2015-06-15 00:56:05" },
  { height:  518217 , difficulty:  1014037 , date:  "2015-06-15 00:57:01" },
  { height:  518218 , difficulty:  1006621 , date:  "2015-06-15 00:58:39" },
  { height:  518219 , difficulty:  1010880 , date:  "2015-06-15 00:59:09" },
  { height:  518220 , difficulty:  1009506 , date:  "2015-06-15 01:01:08" },
  { height:  518221 , difficulty:  1010046 , date:  "2015-06-15 01:01:14" },
  { height:  518222 , difficulty:  1011051 , date:  "2015-06-15 01:01:16" },
  { height:  518223 , difficulty:  992499 , date:  "2015-06-15 01:03:35" },
  { height:  518224 , difficulty:  992555 , date:  "2015-06-15 01:05:08" },
  { height:  518225 , difficulty:  990386 , date:  "2015-06-15 01:15:49" },
  { height:  518226 , difficulty:  987983 , date:  "2015-06-15 01:15:13" },
  { height:  518227 , difficulty:  988034 , date:  "2015-06-15 01:23:54" },
  { height:  518228 , difficulty:  994182 , date:  "2015-06-15 01:24:22" },
  { height:  518229 , difficulty:  994209 , date:  "2015-06-15 01:24:26" },
  { height:  518230 , difficulty:  997179 , date:  "2015-06-15 01:24:47" },
  { height:  518231 , difficulty:  994604 , date:  "2015-06-15 01:25:48" },
  { height:  518232 , difficulty:  995918 , date:  "2015-06-15 01:26:03" },
  { height:  518233 , difficulty:  998051 , date:  "2015-06-15 01:26:55" },
  { height:  518234 , difficulty:  994299 , date:  "2015-06-15 01:27:01" },
  { height:  518235 , difficulty:  997142 , date:  "2015-06-15 01:27:43" },
  { height:  518236 , difficulty:  993795 , date:  "2015-06-15 01:27:56" },
  { height:  518237 , difficulty:  991907 , date:  "2015-06-15 01:28:35" },
  { height:  518238 , difficulty:  994171 , date:  "2015-06-15 01:28:36" },
  { height:  518239 , difficulty:  991115 , date:  "2015-06-15 01:29:10" },
  { height:  518240 , difficulty:  992125 , date:  "2015-06-15 01:30:21" },
  { height:  518241 , difficulty:  994618 , date:  "2015-06-15 01:29:42" },
  { height:  518242 , difficulty:  1005775 , date:  "2015-06-15 01:31:38" },
  { height:  518243 , difficulty:  1006278 , date:  "2015-06-15 01:32:31" },
  { height:  518244 , difficulty:  1005410 , date:  "2015-06-15 01:32:53" },
  { height:  518245 , difficulty:  1002473 , date:  "2015-06-15 01:36:38" },
  { height:  518246 , difficulty:  986804 , date:  "2015-06-15 01:37:11" },
  { height:  518247 , difficulty:  986694 , date:  "2015-06-15 01:37:12" },
  { height:  518248 , difficulty:  985185 , date:  "2015-06-15 01:38:03" },
  { height:  518249 , difficulty:  987285 , date:  "2015-06-15 01:40:49" },
  { height:  518250 , difficulty:  985691 , date:  "2015-06-15 01:43:31" },
  { height:  518251 , difficulty:  986523 , date:  "2015-06-15 01:44:18" },
  { height:  518252 , difficulty:  986971 , date:  "2015-06-15 01:46:40" },
  { height:  518253 , difficulty:  980594 , date:  "2015-06-15 01:45:48" },
  { height:  518254 , difficulty:  980253 , date:  "2015-06-15 01:46:49" },
  { height:  518255 , difficulty:  984447 , date:  "2015-06-15 01:47:46" },
  { height:  518256 , difficulty:  983310 , date:  "2015-06-15 01:48:34" },
  { height:  518257 , difficulty:  982728 , date:  "2015-06-15 01:49:24" },
  { height:  518258 , difficulty:  980396 , date:  "2015-06-15 01:49:42" },
  { height:  518259 , difficulty:  982732 , date:  "2015-06-15 01:49:55" },
  { height:  518260 , difficulty:  982585 , date:  "2015-06-15 01:50:27" },
  { height:  518261 , difficulty:  988938 , date:  "2015-06-15 01:52:18" },
  { height:  518262 , difficulty:  987250 , date:  "2015-06-15 01:52:28" },
  { height:  518263 , difficulty:  987204 , date:  "2015-06-15 01:52:41" },
  { height:  518264 , difficulty:  981503 , date:  "2015-06-15 01:53:45" },
  { height:  518265 , difficulty:  981090 , date:  "2015-06-15 01:55:25" },
  { height:  518266 , difficulty:  982093 , date:  "2015-06-15 01:56:11" },
  { height:  518267 , difficulty:  980803 , date:  "2015-06-15 01:56:14" },
  { height:  518268 , difficulty:  980818 , date:  "2015-06-15 01:57:03" },
  { height:  518269 , difficulty:  984086 , date:  "2015-06-15 01:57:49" },
  { height:  518270 , difficulty:  984678 , date:  "2015-06-15 02:01:16" },
  { height:  518271 , difficulty:  972819 , date:  "2015-06-15 02:04:11" },
  { height:  518272 , difficulty:  973700 , date:  "2015-06-15 02:10:33" },
  { height:  518273 , difficulty:  973132 , date:  "2015-06-15 02:12:05" },
  { height:  518274 , difficulty:  970267 , date:  "2015-06-15 02:13:24" },
  { height:  518275 , difficulty:  977383 , date:  "2015-06-15 02:13:30" },
  { height:  518276 , difficulty:  975552 , date:  "2015-06-15 02:13:59" },
  { height:  518277 , difficulty:  968460 , date:  "2015-06-15 02:17:25" },
  { height:  518278 , difficulty:  970349 , date:  "2015-06-15 02:18:43" },
  { height:  518279 , difficulty:  971603 , date:  "2015-06-15 02:19:39" },
  { height:  518280 , difficulty:  971368 , date:  "2015-06-15 02:19:47" },
  { height:  518281 , difficulty:  971370 , date:  "2015-06-15 02:21:42" },
  { height:  518282 , difficulty:  971506 , date:  "2015-06-15 02:24:05" },
  { height:  518283 , difficulty:  973303 , date:  "2015-06-15 02:26:36" },
  { height:  518284 , difficulty:  973744 , date:  "2015-06-15 02:26:42" },
  { height:  518285 , difficulty:  973092 , date:  "2015-06-15 02:26:47" },
  { height:  518286 , difficulty:  974723 , date:  "2015-06-15 02:27:55" },
  { height:  518287 , difficulty:  975352 , date:  "2015-06-15 02:28:13" },
  { height:  518288 , difficulty:  973023 , date:  "2015-06-15 02:31:12" },
  { height:  518289 , difficulty:  977363 , date:  "2015-06-15 02:35:26" },
  { height:  518290 , difficulty:  977453 , date:  "2015-06-15 02:36:01" },
  { height:  518291 , difficulty:  978392 , date:  "2015-06-15 02:36:38" },
  { height:  518292 , difficulty:  979815 , date:  "2015-06-15 02:37:13" },
  { height:  518293 , difficulty:  982772 , date:  "2015-06-15 02:38:11" },
  { height:  518294 , difficulty:  980753 , date:  "2015-06-15 02:38:34" },
  { height:  518295 , difficulty:  985859 , date:  "2015-06-15 02:38:44" },
  { height:  518296 , difficulty:  982642 , date:  "2015-06-15 02:38:50" },
  { height:  518297 , difficulty:  987447 , date:  "2015-06-15 02:39:27" },
  { height:  518298 , difficulty:  987584 , date:  "2015-06-15 02:40:08" },
  { height:  518299 , difficulty:  984136 , date:  "2015-06-15 02:43:02" },
  { height:  518300 , difficulty:  984102 , date:  "2015-06-15 02:43:07" },
  { height:  518301 , difficulty:  967878 , date:  "2015-06-15 02:44:01" },
  { height:  518302 , difficulty:  967014 , date:  "2015-06-15 02:44:53" },
  { height:  518303 , difficulty:  955589 , date:  "2015-06-15 02:44:58" },
  { height:  518304 , difficulty:  955181 , date:  "2015-06-15 02:45:08" },
  { height:  518305 , difficulty:  962395 , date:  "2015-06-15 02:46:04" },
  { height:  518306 , difficulty:  963431 , date:  "2015-06-15 02:46:25" },
  { height:  518307 , difficulty:  967518 , date:  "2015-06-15 02:46:28" },
  { height:  518308 , difficulty:  967139 , date:  "2015-06-15 02:46:50" },
  { height:  518309 , difficulty:  968064 , date:  "2015-06-15 02:47:03" },
  { height:  518310 , difficulty:  972751 , date:  "2015-06-15 02:49:19" },
  { height:  518311 , difficulty:  975330 , date:  "2015-06-15 02:49:44" },
  { height:  518312 , difficulty:  975081 , date:  "2015-06-15 02:50:54" },
  { height:  518313 , difficulty:  974290 , date:  "2015-06-15 02:50:58" },
  { height:  518314 , difficulty:  976436 , date:  "2015-06-15 02:51:03" },
  { height:  518315 , difficulty:  978179 , date:  "2015-06-15 02:51:52" },
  { height:  518316 , difficulty:  977326 , date:  "2015-06-15 02:51:53" },
  { height:  518317 , difficulty:  976527 , date:  "2015-06-15 02:54:13" },
  { height:  518318 , difficulty:  976658 , date:  "2015-06-15 02:55:14" },
  { height:  518319 , difficulty:  977121 , date:  "2015-06-15 02:56:22" },
  { height:  518320 , difficulty:  981303 , date:  "2015-06-15 02:57:02" },
  { height:  518321 , difficulty:  977220 , date:  "2015-06-15 02:58:21" },
  { height:  518322 , difficulty:  978670 , date:  "2015-06-15 03:01:08" },
  { height:  518323 , difficulty:  978738 , date:  "2015-06-15 03:01:10" },
  { height:  518324 , difficulty:  977829 , date:  "2015-06-15 03:01:38" },
  { height:  518325 , difficulty:  974690 , date:  "2015-06-15 03:02:15" },
  { height:  518326 , difficulty:  977545 , date:  "2015-06-15 03:06:16" },
  { height:  518327 , difficulty:  977488 , date:  "2015-06-15 03:07:39" },
  { height:  518328 , difficulty:  975245 , date:  "2015-06-15 03:07:45" },
  { height:  518329 , difficulty:  974473 , date:  "2015-06-15 03:07:46" },
  { height:  518330 , difficulty:  976532 , date:  "2015-06-15 03:12:39" },
  { height:  518331 , difficulty:  975091 , date:  "2015-06-15 03:14:22" },
  { height:  518332 , difficulty:  975969 , date:  "2015-06-15 03:14:25" },
  { height:  518333 , difficulty:  976091 , date:  "2015-06-15 03:14:39" },
  { height:  518334 , difficulty:  977019 , date:  "2015-06-15 03:16:45" },
  { height:  518335 , difficulty:  977015 , date:  "2015-06-15 03:16:47" },
  { height:  518336 , difficulty:  979259 , date:  "2015-06-15 03:18:17" },
  { height:  518337 , difficulty:  978863 , date:  "2015-06-15 03:20:57" },
  { height:  518338 , difficulty:  978981 , date:  "2015-06-15 03:21:21" },
  { height:  518339 , difficulty:  979232 , date:  "2015-06-15 03:21:26" },
  { height:  518340 , difficulty:  977653 , date:  "2015-06-15 03:22:35" },
  { height:  518341 , difficulty:  977649 , date:  "2015-06-15 03:23:14" },
  { height:  518342 , difficulty:  976645 , date:  "2015-06-15 03:23:45" },
  { height:  518343 , difficulty:  978545 , date:  "2015-06-15 03:24:31" },
  { height:  518344 , difficulty:  977867 , date:  "2015-06-15 03:25:58" },
  { height:  518345 , difficulty:  978520 , date:  "2015-06-15 03:26:15" },
  { height:  518346 , difficulty:  974872 , date:  "2015-06-15 03:27:54" },
  { height:  518347 , difficulty:  970270 , date:  "2015-06-15 03:28:47" },
  { height:  518348 , difficulty:  962364 , date:  "2015-06-15 03:29:34" },
  { height:  518349 , difficulty:  960723 , date:  "2015-06-15 03:33:41" },
  { height:  518350 , difficulty:  959879 , date:  "2015-06-15 03:37:22" },
  { height:  518351 , difficulty:  960077 , date:  "2015-06-15 03:39:04" },
  { height:  518352 , difficulty:  960088 , date:  "2015-06-15 03:39:10" },
  { height:  518353 , difficulty:  955534 , date:  "2015-06-15 03:39:12" },
  { height:  518354 , difficulty:  954839 , date:  "2015-06-15 03:39:20" },
  { height:  518355 , difficulty:  953529 , date:  "2015-06-15 03:39:56" },
  { height:  518356 , difficulty:  953864 , date:  "2015-06-15 03:42:46" },
  { height:  518357 , difficulty:  955566 , date:  "2015-06-15 03:44:22" },
  { height:  518358 , difficulty:  951920 , date:  "2015-06-15 03:44:23" },
  { height:  518359 , difficulty:  950662 , date:  "2015-06-15 03:44:26" },
  { height:  518360 , difficulty:  957870 , date:  "2015-06-15 03:50:46" },
  { height:  518361 , difficulty:  962136 , date:  "2015-06-15 03:50:52" },
  { height:  518362 , difficulty:  964564 , date:  "2015-06-15 03:50:53" },
  { height:  518363 , difficulty:  966821 , date:  "2015-06-15 03:51:49" },
  { height:  518364 , difficulty:  964337 , date:  "2015-06-15 03:52:21" },
  { height:  518365 , difficulty:  959153 , date:  "2015-06-15 03:53:31" },
  { height:  518366 , difficulty:  958980 , date:  "2015-06-15 03:54:33" },
  { height:  518367 , difficulty:  959781 , date:  "2015-06-15 03:59:17" },
  { height:  518368 , difficulty:  958966 , date:  "2015-06-15 03:59:21" },
  { height:  518369 , difficulty:  961302 , date:  "2015-06-15 03:59:45" },
  { height:  518370 , difficulty:  963144 , date:  "2015-06-15 04:04:36" },
  { height:  518371 , difficulty:  965882 , date:  "2015-06-15 04:04:40" },
  { height:  518372 , difficulty:  966504 , date:  "2015-06-15 04:06:35" },
  { height:  518373 , difficulty:  966502 , date:  "2015-06-15 04:06:38" },
  { height:  518374 , difficulty:  967637 , date:  "2015-06-15 04:06:41" },
  { height:  518375 , difficulty:  965051 , date:  "2015-06-15 04:09:05" },
  { height:  518376 , difficulty:  965011 , date:  "2015-06-15 04:09:06" },
  { height:  518377 , difficulty:  964020 , date:  "2015-06-15 04:10:17" },
  { height:  518378 , difficulty:  965165 , date:  "2015-06-15 04:10:20" },
  { height:  518379 , difficulty:  969888 , date:  "2015-06-15 04:11:48" },
  { height:  518380 , difficulty:  969718 , date:  "2015-06-15 04:12:29" },
  { height:  518381 , difficulty:  970615 , date:  "2015-06-15 04:13:07" },
  { height:  518382 , difficulty:  971617 , date:  "2015-06-15 04:13:56" },
  { height:  518383 , difficulty:  972636 , date:  "2015-06-15 04:15:07" },
  { height:  518384 , difficulty:  977578 , date:  "2015-06-15 04:17:14" },
  { height:  518385 , difficulty:  979457 , date:  "2015-06-15 04:17:51" },
  { height:  518386 , difficulty:  976159 , date:  "2015-06-15 04:18:36" },
  { height:  518387 , difficulty:  975614 , date:  "2015-06-15 04:18:41" },
  { height:  518388 , difficulty:  975149 , date:  "2015-06-15 04:19:47" },
  { height:  518389 , difficulty:  977439 , date:  "2015-06-15 04:20:22" },
  { height:  518390 , difficulty:  978086 , date:  "2015-06-15 04:20:32" },
  { height:  518391 , difficulty:  976838 , date:  "2015-06-15 04:22:01" },
  { height:  518392 , difficulty:  976890 , date:  "2015-06-15 04:22:23" },
  { height:  518393 , difficulty:  973803 , date:  "2015-06-15 04:22:43" },
  { height:  518394 , difficulty:  974204 , date:  "2015-06-15 04:23:55" },
  { height:  518395 , difficulty:  973959 , date:  "2015-06-15 04:24:32" },
  { height:  518396 , difficulty:  978982 , date:  "2015-06-15 04:24:49" },
  { height:  518397 , difficulty:  978582 , date:  "2015-06-15 04:25:17" },
  { height:  518398 , difficulty:  975342 , date:  "2015-06-15 04:26:00" },
  { height:  518399 , difficulty:  976410 , date:  "2015-06-15 04:26:02" },
  { height:  518400 , difficulty:  978348 , date:  "2015-06-15 04:26:08" },
  { height:  518401 , difficulty:  977514 , date:  "2015-06-15 04:26:40" },
  { height:  518402 , difficulty:  973613 , date:  "2015-06-15 04:27:56" },
  { height:  518403 , difficulty:  971510 , date:  "2015-06-15 04:28:41" },
  { height:  518404 , difficulty:  971924 , date:  "2015-06-15 04:31:39" },
  { height:  518405 , difficulty:  972418 , date:  "2015-06-15 04:32:38" },
  { height:  518406 , difficulty:  969836 , date:  "2015-06-15 04:34:42" },
  { height:  518407 , difficulty:  972068 , date:  "2015-06-15 04:34:44" },
  { height:  518408 , difficulty:  972052 , date:  "2015-06-15 04:36:36" },
  { height:  518409 , difficulty:  972414 , date:  "2015-06-15 04:38:25" },
  { height:  518410 , difficulty:  972991 , date:  "2015-06-15 04:42:07" },
  { height:  518411 , difficulty:  974134 , date:  "2015-06-15 04:42:15" },
  { height:  518412 , difficulty:  974665 , date:  "2015-06-15 04:44:08" },
  { height:  518413 , difficulty:  971270 , date:  "2015-06-15 04:44:37" },
  { height:  518414 , difficulty:  971368 , date:  "2015-06-15 04:44:43" },
  { height:  518415 , difficulty:  972783 , date:  "2015-06-15 04:45:02" },
  { height:  518416 , difficulty:  971588 , date:  "2015-06-15 04:48:20" },
  { height:  518417 , difficulty:  970612 , date:  "2015-06-15 04:48:27" },
  { height:  518418 , difficulty:  971853 , date:  "2015-06-15 04:48:35" },
  { height:  518419 , difficulty:  972508 , date:  "2015-06-15 04:49:38" },
  { height:  518420 , difficulty:  970293 , date:  "2015-06-15 04:49:49" },
  { height:  518421 , difficulty:  976629 , date:  "2015-06-15 04:49:50" },
  { height:  518422 , difficulty:  976989 , date:  "2015-06-15 04:51:02" },
  { height:  518423 , difficulty:  978288 , date:  "2015-06-15 04:51:30" },
  { height:  518424 , difficulty:  983271 , date:  "2015-06-15 04:52:17" },
  { height:  518425 , difficulty:  977306 , date:  "2015-06-15 04:52:36" },
  { height:  518426 , difficulty:  979080 , date:  "2015-06-15 04:53:32" },
  { height:  518427 , difficulty:  976399 , date:  "2015-06-15 04:53:45" },
  { height:  518428 , difficulty:  982976 , date:  "2015-06-15 04:54:35" },
  { height:  518429 , difficulty:  982922 , date:  "2015-06-15 04:56:52" },
  { height:  518430 , difficulty:  983797 , date:  "2015-06-15 05:01:14" },
  { height:  518431 , difficulty:  984589 , date:  "2015-06-15 05:01:19" },
  { height:  518432 , difficulty:  981893 , date:  "2015-06-15 05:01:21" },
  { height:  518433 , difficulty:  979490 , date:  "2015-06-15 05:01:32" },
  { height:  518434 , difficulty:  980139 , date:  "2015-06-15 05:02:27" },
  { height:  518435 , difficulty:  982871 , date:  "2015-06-15 05:02:30" },
  { height:  518436 , difficulty:  973160 , date:  "2015-06-15 05:03:42" },
  { height:  518437 , difficulty:  973808 , date:  "2015-06-15 05:07:32" },
  { height:  518438 , difficulty:  973846 , date:  "2015-06-15 05:07:36" },
  { height:  518439 , difficulty:  976533 , date:  "2015-06-15 05:10:33" },
  { height:  518440 , difficulty:  977574 , date:  "2015-06-15 05:10:54" },
  { height:  518441 , difficulty:  977712 , date:  "2015-06-15 05:11:36" },
  { height:  518442 , difficulty:  977577 , date:  "2015-06-15 05:13:08" },
  { height:  518443 , difficulty:  970520 , date:  "2015-06-15 05:13:39" },
  { height:  518444 , difficulty:  977391 , date:  "2015-06-15 05:14:29" },
  { height:  518445 , difficulty:  977420 , date:  "2015-06-15 05:15:04" },
  { height:  518446 , difficulty:  970742 , date:  "2015-06-15 05:15:08" },
  { height:  518447 , difficulty:  971444 , date:  "2015-06-15 05:15:38" },
  { height:  518448 , difficulty:  970488 , date:  "2015-06-15 05:16:24" },
  { height:  518449 , difficulty:  972051 , date:  "2015-06-15 05:18:04" },
  { height:  518450 , difficulty:  977436 , date:  "2015-06-15 05:19:23" },
  { height:  518451 , difficulty:  973633 , date:  "2015-06-15 05:20:16" },
  { height:  518452 , difficulty:  973695 , date:  "2015-06-15 05:21:29" },
  { height:  518453 , difficulty:  972329 , date:  "2015-06-15 05:21:32" },
  { height:  518454 , difficulty:  972903 , date:  "2015-06-15 05:21:40" },
  { height:  518455 , difficulty:  972577 , date:  "2015-06-15 05:22:44" },
  { height:  518456 , difficulty:  974834 , date:  "2015-06-15 05:22:49" },
  { height:  518457 , difficulty:  975697 , date:  "2015-06-15 05:23:24" },
  { height:  518458 , difficulty:  974425 , date:  "2015-06-15 05:23:39" },
  { height:  518459 , difficulty:  975153 , date:  "2015-06-15 05:24:17" },
  { height:  518460 , difficulty:  974089 , date:  "2015-06-15 05:25:44" },
  { height:  518461 , difficulty:  974833 , date:  "2015-06-15 05:29:19" },
  { height:  518462 , difficulty:  977061 , date:  "2015-06-15 05:30:35" },
  { height:  518463 , difficulty:  977150 , date:  "2015-06-15 05:31:05" },
  { height:  518464 , difficulty:  978191 , date:  "2015-06-15 05:31:34" },
  { height:  518465 , difficulty:  978751 , date:  "2015-06-15 05:31:39" },
  { height:  518466 , difficulty:  979230 , date:  "2015-06-15 05:31:41" },
  { height:  518467 , difficulty:  977749 , date:  "2015-06-15 05:31:58" },
  { height:  518468 , difficulty:  977677 , date:  "2015-06-15 05:32:22" },
  { height:  518469 , difficulty:  978062 , date:  "2015-06-15 05:32:51" },
  { height:  518470 , difficulty:  981640 , date:  "2015-06-15 05:33:30" },
  { height:  518471 , difficulty:  981179 , date:  "2015-06-15 05:34:08" },
  { height:  518472 , difficulty:  982295 , date:  "2015-06-15 05:35:05" },
  { height:  518473 , difficulty:  987356 , date:  "2015-06-15 05:35:40" },
  { height:  518474 , difficulty:  987787 , date:  "2015-06-15 05:37:17" },
  { height:  518475 , difficulty:  989079 , date:  "2015-06-15 05:37:19" },
  { height:  518476 , difficulty:  989297 , date:  "2015-06-15 05:37:41" },
  { height:  518477 , difficulty:  988598 , date:  "2015-06-15 05:37:45" },
  { height:  518478 , difficulty:  986597 , date:  "2015-06-15 05:40:40" },
  { height:  518479 , difficulty:  985535 , date:  "2015-06-15 05:40:44" },
  { height:  518480 , difficulty:  980749 , date:  "2015-06-15 05:42:48" },
  { height:  518481 , difficulty:  979345 , date:  "2015-06-15 05:45:23" },
  { height:  518482 , difficulty:  976240 , date:  "2015-06-15 05:49:19" },
  { height:  518483 , difficulty:  976455 , date:  "2015-06-15 05:50:44" },
  { height:  518484 , difficulty:  973649 , date:  "2015-06-15 05:50:48" },
  { height:  518485 , difficulty:  970940 , date:  "2015-06-15 05:52:40" },
  { height:  518486 , difficulty:  965226 , date:  "2015-06-15 05:53:26" },
  { height:  518487 , difficulty:  965257 , date:  "2015-06-15 05:55:48" },
  { height:  518488 , difficulty:  962472 , date:  "2015-06-15 05:57:23" },
  { height:  518489 , difficulty:  961946 , date:  "2015-06-15 05:58:07" },
  { height:  518490 , difficulty:  961971 , date:  "2015-06-15 05:58:16" },
  { height:  518491 , difficulty:  961737 , date:  "2015-06-15 06:00:42" },
  { height:  518492 , difficulty:  956754 , date:  "2015-06-15 06:01:44" },
  { height:  518493 , difficulty:  956904 , date:  "2015-06-15 06:03:09" },
  { height:  518494 , difficulty:  957034 , date:  "2015-06-15 06:03:54" },
  { height:  518495 , difficulty:  955710 , date:  "2015-06-15 06:04:00" },
  { height:  518496 , difficulty:  955549 , date:  "2015-06-15 06:05:38" },
  { height:  518497 , difficulty:  955664 , date:  "2015-06-15 06:08:39" },
  { height:  518498 , difficulty:  953975 , date:  "2015-06-15 06:08:41" },
  { height:  518499 , difficulty:  953481 , date:  "2015-06-15 06:09:11" },
  { height:  518500 , difficulty:  952388 , date:  "2015-06-15 06:11:10" },
  { height:  518501 , difficulty:  952006 , date:  "2015-06-15 06:10:45" },
  { height:  518502 , difficulty:  950741 , date:  "2015-06-15 06:12:13" },
  { height:  518503 , difficulty:  950598 , date:  "2015-06-15 06:14:56" },
  { height:  518504 , difficulty:  949606 , date:  "2015-06-15 06:15:44" },
  { height:  518505 , difficulty:  946301 , date:  "2015-06-15 06:16:12" },
  { height:  518506 , difficulty:  939933 , date:  "2015-06-15 06:16:21" },
  { height:  518507 , difficulty:  939988 , date:  "2015-06-15 06:16:27" },
  { height:  518508 , difficulty:  940116 , date:  "2015-06-15 06:20:19" },
  { height:  518509 , difficulty:  940091 , date:  "2015-06-15 06:21:09" },
  { height:  518510 , difficulty:  938892 , date:  "2015-06-15 06:24:00" },
  { height:  518511 , difficulty:  939025 , date:  "2015-06-15 06:26:09" },
  { height:  518512 , difficulty:  937449 , date:  "2015-06-15 06:26:33" },
  { height:  518513 , difficulty:  932051 , date:  "2015-06-15 06:29:39" },
  { height:  518514 , difficulty:  932115 , date:  "2015-06-15 06:29:43" },
  { height:  518515 , difficulty:  927951 , date:  "2015-06-15 06:30:05" },
  { height:  518516 , difficulty:  927806 , date:  "2015-06-15 06:30:37" },
  { height:  518517 , difficulty:  927149 , date:  "2015-06-15 06:30:57" },
  { height:  518518 , difficulty:  928441 , date:  "2015-06-15 06:31:03" },
  { height:  518519 , difficulty:  927797 , date:  "2015-06-15 06:32:13" },
  { height:  518520 , difficulty:  927465 , date:  "2015-06-15 06:34:28" },
  { height:  518521 , difficulty:  929716 , date:  "2015-06-15 06:34:31" },
  { height:  518522 , difficulty:  930252 , date:  "2015-06-15 06:35:07" },
  { height:  518523 , difficulty:  929715 , date:  "2015-06-15 06:37:14" },
  { height:  518524 , difficulty:  929178 , date:  "2015-06-15 06:39:18" },
  { height:  518525 , difficulty:  927719 , date:  "2015-06-15 06:40:18" },
  { height:  518526 , difficulty:  926194 , date:  "2015-06-15 06:40:32" },
  { height:  518527 , difficulty:  925054 , date:  "2015-06-15 06:40:39" },
  { height:  518528 , difficulty:  923435 , date:  "2015-06-15 06:43:53" },
  { height:  518529 , difficulty:  923503 , date:  "2015-06-15 06:44:42" },
  { height:  518530 , difficulty:  923428 , date:  "2015-06-15 06:45:49" },
  { height:  518531 , difficulty:  922249 , date:  "2015-06-15 06:46:07" },
  { height:  518532 , difficulty:  922327 , date:  "2015-06-15 06:47:01" },
  { height:  518533 , difficulty:  921616 , date:  "2015-06-15 06:48:15" },
  { height:  518534 , difficulty:  921528 , date:  "2015-06-15 06:48:53" },
  { height:  518535 , difficulty:  920940 , date:  "2015-06-15 06:49:18" },
  { height:  518536 , difficulty:  919088 , date:  "2015-06-15 06:49:36" },
  { height:  518537 , difficulty:  914121 , date:  "2015-06-15 06:50:14" },
  { height:  518538 , difficulty:  912729 , date:  "2015-06-15 06:52:16" },
  { height:  518539 , difficulty:  912185 , date:  "2015-06-15 06:52:22" },
  { height:  518540 , difficulty:  911762 , date:  "2015-06-15 06:53:43" },
  { height:  518541 , difficulty:  911834 , date:  "2015-06-15 06:53:49" },
  { height:  518542 , difficulty:  911978 , date:  "2015-06-15 06:55:31" },
  { height:  518543 , difficulty:  911815 , date:  "2015-06-15 06:56:04" },
  { height:  518544 , difficulty:  911394 , date:  "2015-06-15 06:56:09" },
  { height:  518545 , difficulty:  910854 , date:  "2015-06-15 06:57:01" },
  { height:  518546 , difficulty:  910229 , date:  "2015-06-15 06:58:08" },
  { height:  518547 , difficulty:  909483 , date:  "2015-06-15 06:58:11" },
  { height:  518548 , difficulty:  908344 , date:  "2015-06-15 06:58:13" },
  { height:  518549 , difficulty:  907707 , date:  "2015-06-15 07:00:20" },
  { height:  518550 , difficulty:  905615 , date:  "2015-06-15 07:00:26" },
  { height:  518551 , difficulty:  905796 , date:  "2015-06-15 07:01:31" },
  { height:  518552 , difficulty:  905441 , date:  "2015-06-15 07:01:38" },
  { height:  518553 , difficulty:  905524 , date:  "2015-06-15 07:01:56" },
  { height:  518554 , difficulty:  901672 , date:  "2015-06-15 07:03:16" },
  { height:  518555 , difficulty:  901885 , date:  "2015-06-15 07:04:28" },
  { height:  518556 , difficulty:  899189 , date:  "2015-06-15 07:05:45" },
  { height:  518557 , difficulty:  895873 , date:  "2015-06-15 07:05:57" },
  { height:  518558 , difficulty:  890787 , date:  "2015-06-15 07:06:01" },
  { height:  518559 , difficulty:  889104 , date:  "2015-06-15 07:09:52" },
  { height:  518560 , difficulty:  889132 , date:  "2015-06-15 07:10:27" },
  { height:  518561 , difficulty:  886868 , date:  "2015-06-15 07:11:51" },
  { height:  518562 , difficulty:  886043 , date:  "2015-06-15 07:12:26" },
  { height:  518563 , difficulty:  883052 , date:  "2015-06-15 07:12:39" },
  { height:  518564 , difficulty:  881081 , date:  "2015-06-15 07:14:15" },
  { height:  518565 , difficulty:  880382 , date:  "2015-06-15 07:14:17" },
  { height:  518566 , difficulty:  880315 , date:  "2015-06-15 07:15:26" },
  { height:  518567 , difficulty:  877662 , date:  "2015-06-15 07:16:30" },
  { height:  518568 , difficulty:  876483 , date:  "2015-06-15 07:17:51" },
  { height:  518569 , difficulty:  874727 , date:  "2015-06-15 07:17:54" },
  { height:  518570 , difficulty:  873836 , date:  "2015-06-15 07:18:04" },
  { height:  518571 , difficulty:  873846 , date:  "2015-06-15 07:18:15" },
  { height:  518572 , difficulty:  871906 , date:  "2015-06-15 07:18:17" },
  { height:  518573 , difficulty:  868147 , date:  "2015-06-15 07:18:18" },
  { height:  518574 , difficulty:  868228 , date:  "2015-06-15 07:18:21" },
  { height:  518575 , difficulty:  867733 , date:  "2015-06-15 07:19:12" },
  { height:  518576 , difficulty:  865842 , date:  "2015-06-15 07:20:29" },
  { height:  518577 , difficulty:  865411 , date:  "2015-06-15 07:21:21" },
  { height:  518578 , difficulty:  864240 , date:  "2015-06-15 07:21:39" },
  { height:  518579 , difficulty:  860939 , date:  "2015-06-15 07:21:51" },
  { height:  518580 , difficulty:  860024 , date:  "2015-06-15 07:21:58" },
  { height:  518581 , difficulty:  859771 , date:  "2015-06-15 07:26:27" },
  { height:  518582 , difficulty:  859632 , date:  "2015-06-15 07:27:22" },
  { height:  518583 , difficulty:  859553 , date:  "2015-06-15 07:27:25" },
  { height:  518584 , difficulty:  854848 , date:  "2015-06-15 07:27:31" },
  { height:  518585 , difficulty:  853867 , date:  "2015-06-15 07:27:49" },
  { height:  518586 , difficulty:  850681 , date:  "2015-06-15 07:27:54" },
  { height:  518587 , difficulty:  848225 , date:  "2015-06-15 07:30:53" },
  { height:  518588 , difficulty:  847815 , date:  "2015-06-15 07:30:58" },
  { height:  518589 , difficulty:  844201 , date:  "2015-06-15 07:31:22" },
  { height:  518590 , difficulty:  844186 , date:  "2015-06-15 07:31:51" },
  { height:  518591 , difficulty:  844264 , date:  "2015-06-15 07:31:58" },
  { height:  518592 , difficulty:  844463 , date:  "2015-06-15 07:32:15" },
  { height:  518593 , difficulty:  845181 , date:  "2015-06-15 07:33:16" },
  { height:  518594 , difficulty:  846611 , date:  "2015-06-15 07:33:21" },
  { height:  518595 , difficulty:  845321 , date:  "2015-06-15 07:35:07" },
  { height:  518596 , difficulty:  843591 , date:  "2015-06-15 07:36:50" },
  { height:  518597 , difficulty:  843553 , date:  "2015-06-15 07:42:16" },
  { height:  518598 , difficulty:  843833 , date:  "2015-06-15 07:42:17" },
  { height:  518599 , difficulty:  841415 , date:  "2015-06-15 07:43:21" },
  { height:  518600 , difficulty:  839705 , date:  "2015-06-15 07:45:37" },
  { height:  518601 , difficulty:  839779 , date:  "2015-06-15 07:45:41" },
  { height:  518602 , difficulty:  839930 , date:  "2015-06-15 07:49:34" },
  { height:  518603 , difficulty:  839899 , date:  "2015-06-15 07:49:38" },
  { height:  518604 , difficulty:  838218 , date:  "2015-06-15 07:49:45" },
  { height:  518605 , difficulty:  840219 , date:  "2015-06-15 07:51:46" },
  { height:  518606 , difficulty:  839385 , date:  "2015-06-15 07:51:53" },
  { height:  518607 , difficulty:  839026 , date:  "2015-06-15 07:53:38" },
  { height:  518608 , difficulty:  839638 , date:  "2015-06-15 07:53:59" },
  { height:  518609 , difficulty:  838625 , date:  "2015-06-15 07:55:05" },
  { height:  518610 , difficulty:  839492 , date:  "2015-06-15 07:55:16" },
  { height:  518611 , difficulty:  839646 , date:  "2015-06-15 07:55:34" },
  { height:  518612 , difficulty:  839649 , date:  "2015-06-15 07:57:45" },
  { height:  518613 , difficulty:  840022 , date:  "2015-06-15 07:57:50" },
  { height:  518614 , difficulty:  840209 , date:  "2015-06-15 07:58:08" },
  { height:  518615 , difficulty:  840351 , date:  "2015-06-15 07:58:35" },
  { height:  518616 , difficulty:  838781 , date:  "2015-06-15 08:00:53" },
  { height:  518617 , difficulty:  839216 , date:  "2015-06-15 08:00:58" },
  { height:  518618 , difficulty:  843421 , date:  "2015-06-15 08:04:27" },
  { height:  518619 , difficulty:  842820 , date:  "2015-06-15 08:04:53" },
  { height:  518620 , difficulty:  842757 , date:  "2015-06-15 08:05:38" },
  { height:  518621 , difficulty:  848130 , date:  "2015-06-15 08:05:53" },
  { height:  518622 , difficulty:  851891 , date:  "2015-06-15 08:05:54" },
  { height:  518623 , difficulty:  851764 , date:  "2015-06-15 08:06:59" },
  { height:  518624 , difficulty:  854218 , date:  "2015-06-15 08:07:05" },
  { height:  518625 , difficulty:  852034 , date:  "2015-06-15 08:08:24" },
  { height:  518626 , difficulty:  852936 , date:  "2015-06-15 08:08:27" },
  { height:  518627 , difficulty:  851525 , date:  "2015-06-15 08:08:47" },
  { height:  518628 , difficulty:  860757 , date:  "2015-06-15 08:09:15" },
  { height:  518629 , difficulty:  860668 , date:  "2015-06-15 08:11:24" },
  { height:  518630 , difficulty:  861241 , date:  "2015-06-15 08:12:07" },
  { height:  518631 , difficulty:  864505 , date:  "2015-06-15 08:13:06" },
  { height:  518632 , difficulty:  862844 , date:  "2015-06-15 08:13:12" },
  { height:  518633 , difficulty:  862841 , date:  "2015-06-15 08:14:46" },
  { height:  518634 , difficulty:  865487 , date:  "2015-06-15 08:15:01" },
  { height:  518635 , difficulty:  862273 , date:  "2015-06-15 08:17:37" },
  { height:  518636 , difficulty:  862049 , date:  "2015-06-15 08:20:12" },
  { height:  518637 , difficulty:  863081 , date:  "2015-06-15 08:20:15" },
  { height:  518638 , difficulty:  862468 , date:  "2015-06-15 08:21:18" },
  { height:  518639 , difficulty:  865851 , date:  "2015-06-15 08:21:34" },
  { height:  518640 , difficulty:  866704 , date:  "2015-06-15 08:21:48" },
  { height:  518641 , difficulty:  866601 , date:  "2015-06-15 08:22:52" },
  { height:  518642 , difficulty:  866391 , date:  "2015-06-15 08:23:08" },
  { height:  518643 , difficulty:  865282 , date:  "2015-06-15 08:23:13" },
  { height:  518644 , difficulty:  869637 , date:  "2015-06-15 08:23:55" },
  { height:  518645 , difficulty:  870721 , date:  "2015-06-15 08:24:30" },
  { height:  518646 , difficulty:  877997 , date:  "2015-06-15 08:27:03" },
  { height:  518647 , difficulty:  877920 , date:  "2015-06-15 08:27:21" },
  { height:  518648 , difficulty:  878097 , date:  "2015-06-15 08:27:26" },
  { height:  518649 , difficulty:  879383 , date:  "2015-06-15 08:29:32" },
  { height:  518650 , difficulty:  879662 , date:  "2015-06-15 08:29:35" },
  { height:  518651 , difficulty:  879610 , date:  "2015-06-15 08:29:44" },
  { height:  518652 , difficulty:  878483 , date:  "2015-06-15 08:29:53" },
  { height:  518653 , difficulty:  879148 , date:  "2015-06-15 08:30:02" },
  { height:  518654 , difficulty:  879088 , date:  "2015-06-15 08:30:33" },
  { height:  518655 , difficulty:  879592 , date:  "2015-06-15 08:31:49" },
  { height:  518656 , difficulty:  881611 , date:  "2015-06-15 08:31:57" },
  { height:  518657 , difficulty:  877152 , date:  "2015-06-15 08:32:28" },
  { height:  518658 , difficulty:  878414 , date:  "2015-06-15 08:33:03" },
  { height:  518659 , difficulty:  878143 , date:  "2015-06-15 08:33:07" },
  { height:  518660 , difficulty:  878910 , date:  "2015-06-15 08:33:13" },
  { height:  518661 , difficulty:  878361 , date:  "2015-06-15 08:35:59" },
  { height:  518662 , difficulty:  878027 , date:  "2015-06-15 08:38:10" },
  { height:  518663 , difficulty:  878165 , date:  "2015-06-15 08:37:39" },
  { height:  518664 , difficulty:  877776 , date:  "2015-06-15 08:38:31" },
  { height:  518665 , difficulty:  879116 , date:  "2015-06-15 08:38:38" },
  { height:  518666 , difficulty:  879400 , date:  "2015-06-15 08:40:29" },
  { height:  518667 , difficulty:  880164 , date:  "2015-06-15 08:41:28" },
  { height:  518668 , difficulty:  879674 , date:  "2015-06-15 08:42:31" },
  { height:  518669 , difficulty:  880135 , date:  "2015-06-15 08:43:27" },
  { height:  518670 , difficulty:  881044 , date:  "2015-06-15 08:43:32" },
  { height:  518671 , difficulty:  878531 , date:  "2015-06-15 08:44:07" },
  { height:  518672 , difficulty:  876484 , date:  "2015-06-15 08:45:13" },
  { height:  518673 , difficulty:  871510 , date:  "2015-06-15 08:45:17" },
  { height:  518674 , difficulty:  871351 , date:  "2015-06-15 08:46:09" },
  { height:  518675 , difficulty:  872462 , date:  "2015-06-15 08:46:12" },
  { height:  518676 , difficulty:  870034 , date:  "2015-06-15 08:47:35" },
  { height:  518677 , difficulty:  870812 , date:  "2015-06-15 08:48:02" },
  { height:  518678 , difficulty:  865879 , date:  "2015-06-15 08:54:19" },
  { height:  518679 , difficulty:  865856 , date:  "2015-06-15 08:53:48" },
  { height:  518680 , difficulty:  868826 , date:  "2015-06-15 08:55:20" },
  { height:  518681 , difficulty:  866039 , date:  "2015-06-15 08:55:24" },
  { height:  518682 , difficulty:  867511 , date:  "2015-06-15 08:55:54" },
  { height:  518683 , difficulty:  865023 , date:  "2015-06-15 08:57:14" },
  { height:  518684 , difficulty:  869203 , date:  "2015-06-15 08:57:16" },
  { height:  518685 , difficulty:  868063 , date:  "2015-06-15 08:57:44" },
  { height:  518686 , difficulty:  869456 , date:  "2015-06-15 08:58:59" },
  { height:  518687 , difficulty:  869511 , date:  "2015-06-15 08:59:27" },
  { height:  518688 , difficulty:  866972 , date:  "2015-06-15 08:59:29" },
  { height:  518689 , difficulty:  868560 , date:  "2015-06-15 09:01:02" },
  { height:  518690 , difficulty:  868730 , date:  "2015-06-15 09:01:05" },
  { height:  518691 , difficulty:  873926 , date:  "2015-06-15 09:01:34" },
  { height:  518692 , difficulty:  870742 , date:  "2015-06-15 09:02:13" },
  { height:  518693 , difficulty:  870400 , date:  "2015-06-15 09:02:24" },
  { height:  518694 , difficulty:  866246 , date:  "2015-06-15 09:02:43" },
  { height:  518695 , difficulty:  868817 , date:  "2015-06-15 09:03:01" },
  { height:  518696 , difficulty:  867710 , date:  "2015-06-15 09:03:05" },
  { height:  518697 , difficulty:  869067 , date:  "2015-06-15 09:03:15" },
  { height:  518698 , difficulty:  871624 , date:  "2015-06-15 09:04:16" },
  { height:  518699 , difficulty:  870083 , date:  "2015-06-15 09:05:26" },
  { height:  518700 , difficulty:  873576 , date:  "2015-06-15 09:08:09" },
  { height:  518701 , difficulty:  875484 , date:  "2015-06-15 09:08:14" },
  { height:  518702 , difficulty:  875723 , date:  "2015-06-15 09:08:55" },
  { height:  518703 , difficulty:  877439 , date:  "2015-06-15 09:09:53" },
  { height:  518704 , difficulty:  876642 , date:  "2015-06-15 09:16:46" },
  { height:  518705 , difficulty:  873663 , date:  "2015-06-15 09:18:48" },
  { height:  518706 , difficulty:  875166 , date:  "2015-06-15 09:20:02" },
  { height:  518707 , difficulty:  874987 , date:  "2015-06-15 09:20:04" },
  { height:  518708 , difficulty:  874782 , date:  "2015-06-15 09:22:58" },
  { height:  518709 , difficulty:  872750 , date:  "2015-06-15 09:23:04" },
  { height:  518710 , difficulty:  872468 , date:  "2015-06-15 09:23:37" },
  { height:  518711 , difficulty:  868904 , date:  "2015-06-15 09:25:20" },
  { height:  518712 , difficulty:  865746 , date:  "2015-06-15 09:25:25" },
  { height:  518713 , difficulty:  866024 , date:  "2015-06-15 09:25:58" },
  { height:  518714 , difficulty:  865583 , date:  "2015-06-15 09:26:58" },
  { height:  518715 , difficulty:  865216 , date:  "2015-06-15 09:27:00" },
  { height:  518716 , difficulty:  865436 , date:  "2015-06-15 09:27:37" },
  { height:  518717 , difficulty:  865415 , date:  "2015-06-15 09:28:06" },
  { height:  518718 , difficulty:  865395 , date:  "2015-06-15 09:28:28" },
  { height:  518719 , difficulty:  870007 , date:  "2015-06-15 09:31:22" },
  { height:  518720 , difficulty:  871427 , date:  "2015-06-15 09:31:26" },
  { height:  518721 , difficulty:  871712 , date:  "2015-06-15 09:32:05" },
  { height:  518722 , difficulty:  868270 , date:  "2015-06-15 09:32:10" },
  { height:  518723 , difficulty:  867786 , date:  "2015-06-15 09:32:37" },
  { height:  518724 , difficulty:  868546 , date:  "2015-06-15 09:33:22" },
  { height:  518725 , difficulty:  867651 , date:  "2015-06-15 09:33:51" },
  { height:  518726 , difficulty:  868764 , date:  "2015-06-15 09:34:21" },
  { height:  518727 , difficulty:  870426 , date:  "2015-06-15 09:34:34" },
  { height:  518728 , difficulty:  875010 , date:  "2015-06-15 09:35:23" },
  { height:  518729 , difficulty:  874736 , date:  "2015-06-15 09:35:41" },
  { height:  518730 , difficulty:  876572 , date:  "2015-06-15 09:34:56" },
  { height:  518731 , difficulty:  875077 , date:  "2015-06-15 09:36:50" },
  { height:  518732 , difficulty:  876630 , date:  "2015-06-15 09:37:23" },
  { height:  518733 , difficulty:  880967 , date:  "2015-06-15 09:38:41" },
  { height:  518734 , difficulty:  880066 , date:  "2015-06-15 09:38:42" },
  { height:  518735 , difficulty:  881410 , date:  "2015-06-15 09:38:58" },
  { height:  518736 , difficulty:  881183 , date:  "2015-06-15 09:39:53" },
  { height:  518737 , difficulty:  877971 , date:  "2015-06-15 09:39:58" },
  { height:  518738 , difficulty:  876493 , date:  "2015-06-15 09:39:59" },
  { height:  518739 , difficulty:  876889 , date:  "2015-06-15 09:40:21" },
  { height:  518740 , difficulty:  877663 , date:  "2015-06-15 09:41:07" },
  { height:  518741 , difficulty:  877459 , date:  "2015-06-15 09:41:23" },
  { height:  518742 , difficulty:  876831 , date:  "2015-06-15 09:44:15" },
  { height:  518743 , difficulty:  876252 , date:  "2015-06-15 09:44:21" },
  { height:  518744 , difficulty:  879903 , date:  "2015-06-15 09:45:14" },
  { height:  518745 , difficulty:  879026 , date:  "2015-06-15 09:46:46" },
  { height:  518746 , difficulty:  879094 , date:  "2015-06-15 09:46:47" },
  { height:  518747 , difficulty:  879136 , date:  "2015-06-15 09:46:53" },
  { height:  518748 , difficulty:  880053 , date:  "2015-06-15 09:48:00" },
  { height:  518749 , difficulty:  884230 , date:  "2015-06-15 09:48:03" },
  { height:  518750 , difficulty:  882972 , date:  "2015-06-15 09:48:52" },
  { height:  518751 , difficulty:  884285 , date:  "2015-06-15 09:48:54" },
  { height:  518752 , difficulty:  882564 , date:  "2015-06-15 09:49:05" },
  { height:  518753 , difficulty:  882318 , date:  "2015-06-15 09:51:12" },
  { height:  518754 , difficulty:  876047 , date:  "2015-06-15 09:51:18" },
  { height:  518755 , difficulty:  875897 , date:  "2015-06-15 09:51:39" },
  { height:  518756 , difficulty:  874368 , date:  "2015-06-15 09:53:03" },
  { height:  518757 , difficulty:  874504 , date:  "2015-06-15 09:54:47" },
  { height:  518758 , difficulty:  874690 , date:  "2015-06-15 09:54:53" },
  { height:  518759 , difficulty:  873379 , date:  "2015-06-15 09:56:27" },
  { height:  518760 , difficulty:  878606 , date:  "2015-06-15 09:57:26" },
  { height:  518761 , difficulty:  878891 , date:  "2015-06-15 10:02:06" },
  { height:  518762 , difficulty:  877058 , date:  "2015-06-15 10:03:00" },
  { height:  518763 , difficulty:  876748 , date:  "2015-06-15 10:03:05" },
  { height:  518764 , difficulty:  879003 , date:  "2015-06-15 10:05:36" },
  { height:  518765 , difficulty:  876856 , date:  "2015-06-15 10:05:37" },
  { height:  518766 , difficulty:  876822 , date:  "2015-06-15 10:07:33" },
  { height:  518767 , difficulty:  877567 , date:  "2015-06-15 10:07:49" },
  { height:  518768 , difficulty:  877292 , date:  "2015-06-15 10:08:13" },
  { height:  518769 , difficulty:  879293 , date:  "2015-06-15 10:09:47" },
  { height:  518770 , difficulty:  880141 , date:  "2015-06-15 10:11:30" },
  { height:  518771 , difficulty:  880455 , date:  "2015-06-15 10:11:36" },
  { height:  518772 , difficulty:  881108 , date:  "2015-06-15 10:12:48" },
  { height:  518773 , difficulty:  881216 , date:  "2015-06-15 10:14:10" },
  { height:  518774 , difficulty:  879791 , date:  "2015-06-15 10:14:11" },
  { height:  518775 , difficulty:  879291 , date:  "2015-06-15 10:14:32" },
  { height:  518776 , difficulty:  878827 , date:  "2015-06-15 10:18:16" },
  { height:  518777 , difficulty:  879890 , date:  "2015-06-15 10:19:16" },
  { height:  518778 , difficulty:  880069 , date:  "2015-06-15 10:20:23" },
  { height:  518779 , difficulty:  878872 , date:  "2015-06-15 10:20:29" },
  { height:  518780 , difficulty:  870375 , date:  "2015-06-15 10:20:54" },
  { height:  518781 , difficulty:  871234 , date:  "2015-06-15 10:23:23" },
  { height:  518782 , difficulty:  869521 , date:  "2015-06-15 10:23:30" },
  { height:  518783 , difficulty:  869365 , date:  "2015-06-15 10:23:43" },
  { height:  518784 , difficulty:  865633 , date:  "2015-06-15 10:23:58" },
  { height:  518785 , difficulty:  866287 , date:  "2015-06-15 10:24:55" },
  { height:  518786 , difficulty:  870860 , date:  "2015-06-15 10:25:08" },
  { height:  518787 , difficulty:  868492 , date:  "2015-06-15 10:26:10" },
  { height:  518788 , difficulty:  868760 , date:  "2015-06-15 10:27:16" },
  { height:  518789 , difficulty:  869939 , date:  "2015-06-15 10:28:00" },
  { height:  518790 , difficulty:  869649 , date:  "2015-06-15 10:28:55" },
  { height:  518791 , difficulty:  872815 , date:  "2015-06-15 10:28:56" },
  { height:  518792 , difficulty:  871787 , date:  "2015-06-15 10:28:59" },
  { height:  518793 , difficulty:  871902 , date:  "2015-06-15 10:30:31" },
  { height:  518794 , difficulty:  872868 , date:  "2015-06-15 10:30:34" },
  { height:  518795 , difficulty:  870205 , date:  "2015-06-15 10:35:22" },
  { height:  518796 , difficulty:  871099 , date:  "2015-06-15 10:37:32" },
  { height:  518797 , difficulty:  871279 , date:  "2015-06-15 10:37:39" },
  { height:  518798 , difficulty:  871790 , date:  "2015-06-15 10:41:01" },
  { height:  518799 , difficulty:  872167 , date:  "2015-06-15 10:41:05" },
  { height:  518800 , difficulty:  872675 , date:  "2015-06-15 10:41:14" },
  { height:  518801 , difficulty:  872087 , date:  "2015-06-15 10:42:06" },
  { height:  518802 , difficulty:  872285 , date:  "2015-06-15 10:42:07" },
  { height:  518803 , difficulty:  873566 , date:  "2015-06-15 10:42:53" },
  { height:  518804 , difficulty:  873224 , date:  "2015-06-15 10:43:52" },
  { height:  518805 , difficulty:  874589 , date:  "2015-06-15 10:44:27" },
  { height:  518806 , difficulty:  874138 , date:  "2015-06-15 10:46:14" },
  { height:  518807 , difficulty:  874377 , date:  "2015-06-15 10:46:19" },
  { height:  518808 , difficulty:  873830 , date:  "2015-06-15 10:46:20" },
  { height:  518809 , difficulty:  873119 , date:  "2015-06-15 10:46:36" },
  { height:  518810 , difficulty:  873598 , date:  "2015-06-15 10:47:48" },
  { height:  518811 , difficulty:  873497 , date:  "2015-06-15 10:47:50" },
  { height:  518812 , difficulty:  886394 , date:  "2015-06-15 10:48:22" },
  { height:  518813 , difficulty:  886214 , date:  "2015-06-15 10:49:12" },
  { height:  518814 , difficulty:  886649 , date:  "2015-06-15 10:50:13" },
  { height:  518815 , difficulty:  888367 , date:  "2015-06-15 10:50:00" },
  { height:  518816 , difficulty:  890306 , date:  "2015-06-15 10:51:35" },
  { height:  518817 , difficulty:  896695 , date:  "2015-06-15 10:51:49" },
  { height:  518818 , difficulty:  892504 , date:  "2015-06-15 10:53:48" },
  { height:  518819 , difficulty:  897806 , date:  "2015-06-15 10:54:15" },
  { height:  518820 , difficulty:  897366 , date:  "2015-06-15 10:54:48" },
  { height:  518821 , difficulty:  895072 , date:  "2015-06-15 10:55:32" },
  { height:  518822 , difficulty:  910648 , date:  "2015-06-15 10:55:34" },
  { height:  518823 , difficulty:  910939 , date:  "2015-06-15 10:55:56" },
  { height:  518824 , difficulty:  912319 , date:  "2015-06-15 10:56:30" },
  { height:  518825 , difficulty:  915172 , date:  "2015-06-15 10:57:18" },
  { height:  518826 , difficulty:  914438 , date:  "2015-06-15 10:57:24" },
  { height:  518827 , difficulty:  914451 , date:  "2015-06-15 10:57:44" },
  { height:  518828 , difficulty:  915625 , date:  "2015-06-15 10:57:54" },
  { height:  518829 , difficulty:  912312 , date:  "2015-06-15 10:59:20" },
  { height:  518830 , difficulty:  914162 , date:  "2015-06-15 11:00:54" },
  { height:  518831 , difficulty:  913713 , date:  "2015-06-15 11:01:28" },
  { height:  518832 , difficulty:  912200 , date:  "2015-06-15 11:06:48" },
  { height:  518833 , difficulty:  913773 , date:  "2015-06-15 11:08:09" },
  { height:  518834 , difficulty:  913438 , date:  "2015-06-15 11:10:21" },
  { height:  518835 , difficulty:  913993 , date:  "2015-06-15 11:10:25" },
  { height:  518836 , difficulty:  915012 , date:  "2015-06-15 11:10:31" },
  { height:  518837 , difficulty:  909065 , date:  "2015-06-15 11:11:44" },
  { height:  518838 , difficulty:  911497 , date:  "2015-06-15 11:11:54" },
  { height:  518839 , difficulty:  911469 , date:  "2015-06-15 11:11:59" },
  { height:  518840 , difficulty:  907784 , date:  "2015-06-15 11:13:01" },
  { height:  518841 , difficulty:  908932 , date:  "2015-06-15 11:13:48" },
  { height:  518842 , difficulty:  908902 , date:  "2015-06-15 11:14:41" },
  { height:  518843 , difficulty:  909413 , date:  "2015-06-15 11:17:56" },
  { height:  518844 , difficulty:  911203 , date:  "2015-06-15 11:18:02" },
  { height:  518845 , difficulty:  922877 , date:  "2015-06-15 11:18:21" },
  { height:  518846 , difficulty:  920174 , date:  "2015-06-15 11:19:46" },
  { height:  518847 , difficulty:  923509 , date:  "2015-06-15 11:19:39" },
  { height:  518848 , difficulty:  923024 , date:  "2015-06-15 11:21:03" },
  { height:  518849 , difficulty:  923327 , date:  "2015-06-15 11:22:26" },
  { height:  518850 , difficulty:  923727 , date:  "2015-06-15 11:23:31" },
  { height:  518851 , difficulty:  925451 , date:  "2015-06-15 11:23:37" },
  { height:  518852 , difficulty:  925805 , date:  "2015-06-15 11:23:39" },
  { height:  518853 , difficulty:  924704 , date:  "2015-06-15 11:23:54" },
  { height:  518854 , difficulty:  923174 , date:  "2015-06-15 11:26:53" },
  { height:  518855 , difficulty:  924847 , date:  "2015-06-15 11:28:46" },
  { height:  518856 , difficulty:  924797 , date:  "2015-06-15 11:28:48" },
  { height:  518857 , difficulty:  924042 , date:  "2015-06-15 11:34:23" },
  { height:  518858 , difficulty:  928210 , date:  "2015-06-15 11:39:23" },
  { height:  518859 , difficulty:  927824 , date:  "2015-06-15 11:39:59" },
  { height:  518860 , difficulty:  927583 , date:  "2015-06-15 11:40:25" },
  { height:  518861 , difficulty:  927549 , date:  "2015-06-15 11:44:14" },
  { height:  518862 , difficulty:  927020 , date:  "2015-06-15 11:45:51" },
  { height:  518863 , difficulty:  930607 , date:  "2015-06-15 11:53:06" },
  { height:  518864 , difficulty:  929444 , date:  "2015-06-15 11:53:11" },
  { height:  518865 , difficulty:  928133 , date:  "2015-06-15 11:56:34" },
  { height:  518866 , difficulty:  931728 , date:  "2015-06-15 11:59:24" },
  { height:  518867 , difficulty:  931562 , date:  "2015-06-15 11:59:29" },
  { height:  518868 , difficulty:  931364 , date:  "2015-06-15 12:00:18" },
  { height:  518869 , difficulty:  928890 , date:  "2015-06-15 12:00:44" },
  { height:  518870 , difficulty:  940661 , date:  "2015-06-15 12:04:26" },
  { height:  518871 , difficulty:  932896 , date:  "2015-06-15 12:05:26" },
  { height:  518872 , difficulty:  930513 , date:  "2015-06-15 12:06:26" },
  { height:  518873 , difficulty:  933199 , date:  "2015-06-15 12:06:55" },
  { height:  518874 , difficulty:  927786 , date:  "2015-06-15 12:10:18" },
  { height:  518875 , difficulty:  929237 , date:  "2015-06-15 12:10:19" },
  { height:  518876 , difficulty:  936048 , date:  "2015-06-15 12:10:45" },
  { height:  518877 , difficulty:  934640 , date:  "2015-06-15 12:12:01" },
  { height:  518878 , difficulty:  934490 , date:  "2015-06-15 12:12:09" },
  { height:  518879 , difficulty:  933321 , date:  "2015-06-15 12:12:12" },
  { height:  518880 , difficulty:  931790 , date:  "2015-06-15 12:12:54" },
  { height:  518881 , difficulty:  930890 , date:  "2015-06-15 12:12:59" },
  { height:  518882 , difficulty:  929184 , date:  "2015-06-15 12:13:58" },
  { height:  518883 , difficulty:  929240 , date:  "2015-06-15 12:14:17" },
  { height:  518884 , difficulty:  932493 , date:  "2015-06-15 12:14:21" },
  { height:  518885 , difficulty:  932228 , date:  "2015-06-15 12:14:23" },
  { height:  518886 , difficulty:  930272 , date:  "2015-06-15 12:14:51" },
  { height:  518887 , difficulty:  932566 , date:  "2015-06-15 12:16:52" },
  { height:  518888 , difficulty:  932408 , date:  "2015-06-15 12:16:55" },
  { height:  518889 , difficulty:  931491 , date:  "2015-06-15 12:17:41" },
  { height:  518890 , difficulty:  932947 , date:  "2015-06-15 12:20:34" },
  { height:  518891 , difficulty:  932474 , date:  "2015-06-15 12:20:37" },
  { height:  518892 , difficulty:  931586 , date:  "2015-06-15 12:22:18" },
  { height:  518893 , difficulty:  933600 , date:  "2015-06-15 12:21:51" },
  { height:  518894 , difficulty:  931072 , date:  "2015-06-15 12:22:53" },
  { height:  518895 , difficulty:  933290 , date:  "2015-06-15 12:24:18" },
  { height:  518896 , difficulty:  932393 , date:  "2015-06-15 12:24:21" },
  { height:  518897 , difficulty:  931100 , date:  "2015-06-15 12:29:13" },
  { height:  518898 , difficulty:  934553 , date:  "2015-06-15 12:29:18" },
  { height:  518899 , difficulty:  936286 , date:  "2015-06-15 12:30:34" },
  { height:  518900 , difficulty:  951481 , date:  "2015-06-15 12:30:44" },
  { height:  518901 , difficulty:  951028 , date:  "2015-06-15 12:30:51" },
  { height:  518902 , difficulty:  964139 , date:  "2015-06-15 12:31:35" },
  { height:  518903 , difficulty:  964224 , date:  "2015-06-15 12:31:41" },
  { height:  518904 , difficulty:  963919 , date:  "2015-06-15 12:32:16" },
  { height:  518905 , difficulty:  961953 , date:  "2015-06-15 12:32:34" },
  { height:  518906 , difficulty:  960893 , date:  "2015-06-15 12:33:29" },
  { height:  518907 , difficulty:  960222 , date:  "2015-06-15 12:33:33" },
  { height:  518908 , difficulty:  952677 , date:  "2015-06-15 12:34:24" },
  { height:  518909 , difficulty:  950490 , date:  "2015-06-15 12:35:24" },
  { height:  518910 , difficulty:  947899 , date:  "2015-06-15 12:36:31" },
  { height:  518911 , difficulty:  948006 , date:  "2015-06-15 12:37:36" },
  { height:  518912 , difficulty:  948770 , date:  "2015-06-15 12:37:48" },
  { height:  518913 , difficulty:  946672 , date:  "2015-06-15 12:38:13" },
  { height:  518914 , difficulty:  947185 , date:  "2015-06-15 12:38:17" },
  { height:  518915 , difficulty:  947778 , date:  "2015-06-15 12:38:48" },
  { height:  518916 , difficulty:  947006 , date:  "2015-06-15 12:39:14" },
  { height:  518917 , difficulty:  947653 , date:  "2015-06-15 12:39:54" },
  { height:  518918 , difficulty:  947485 , date:  "2015-06-15 12:40:08" },
  { height:  518919 , difficulty:  942652 , date:  "2015-06-15 12:41:00" },
  { height:  518920 , difficulty:  948413 , date:  "2015-06-15 12:41:04" },
  { height:  518921 , difficulty:  948684 , date:  "2015-06-15 12:44:46" },
  { height:  518922 , difficulty:  946479 , date:  "2015-06-15 12:48:13" },
  { height:  518923 , difficulty:  947566 , date:  "2015-06-15 12:48:14" },
  { height:  518924 , difficulty:  949878 , date:  "2015-06-15 12:48:43" },
  { height:  518925 , difficulty:  951930 , date:  "2015-06-15 12:49:09" },
  { height:  518926 , difficulty:  951329 , date:  "2015-06-15 12:50:29" },
  { height:  518927 , difficulty:  953528 , date:  "2015-06-15 12:50:30" },
  { height:  518928 , difficulty:  954810 , date:  "2015-06-15 12:50:32" },
  { height:  518929 , difficulty:  954548 , date:  "2015-06-15 12:51:36" },
  { height:  518930 , difficulty:  951091 , date:  "2015-06-15 12:51:37" },
  { height:  518931 , difficulty:  949214 , date:  "2015-06-15 12:52:37" },
  { height:  518932 , difficulty:  950425 , date:  "2015-06-15 12:52:42" },
  { height:  518933 , difficulty:  941740 , date:  "2015-06-15 12:53:36" },
  { height:  518934 , difficulty:  934006 , date:  "2015-06-15 12:53:40" },
  { height:  518935 , difficulty:  933807 , date:  "2015-06-15 12:55:24" },
  { height:  518936 , difficulty:  935952 , date:  "2015-06-15 12:55:28" },
  { height:  518937 , difficulty:  930078 , date:  "2015-06-15 12:57:43" },
  { height:  518938 , difficulty:  927782 , date:  "2015-06-15 12:58:40" },
  { height:  518939 , difficulty:  918125 , date:  "2015-06-15 12:59:46" },
  { height:  518940 , difficulty:  920471 , date:  "2015-06-15 13:00:02" },
  { height:  518941 , difficulty:  916369 , date:  "2015-06-15 13:01:11" },
  { height:  518942 , difficulty:  912059 , date:  "2015-06-15 13:01:25" },
  { height:  518943 , difficulty:  913088 , date:  "2015-06-15 13:05:37" },
  { height:  518944 , difficulty:  912924 , date:  "2015-06-15 13:05:41" },
  { height:  518945 , difficulty:  917425 , date:  "2015-06-15 13:07:47" },
  { height:  518946 , difficulty:  916174 , date:  "2015-06-15 13:08:15" },
  { height:  518947 , difficulty:  924371 , date:  "2015-06-15 13:09:18" },
  { height:  518948 , difficulty:  925129 , date:  "2015-06-15 13:11:12" },
  { height:  518949 , difficulty:  926365 , date:  "2015-06-15 13:11:13" },
  { height:  518950 , difficulty:  921186 , date:  "2015-06-15 13:12:59" },
  { height:  518951 , difficulty:  921829 , date:  "2015-06-15 13:15:24" },
  { height:  518952 , difficulty:  926435 , date:  "2015-06-15 13:15:29" },
  { height:  518953 , difficulty:  926427 , date:  "2015-06-15 13:16:13" },
  { height:  518954 , difficulty:  927615 , date:  "2015-06-15 13:22:08" },
  { height:  518955 , difficulty:  927682 , date:  "2015-06-15 13:22:13" },
  { height:  518956 , difficulty:  929524 , date:  "2015-06-15 13:23:09" },
  { height:  518957 , difficulty:  933085 , date:  "2015-06-15 13:24:01" },
  { height:  518958 , difficulty:  935446 , date:  "2015-06-15 13:24:06" },
  { height:  518959 , difficulty:  935025 , date:  "2015-06-15 13:24:46" },
  { height:  518960 , difficulty:  934983 , date:  "2015-06-15 13:28:45" },
  { height:  518961 , difficulty:  936664 , date:  "2015-06-15 13:28:50" },
  { height:  518962 , difficulty:  936321 , date:  "2015-06-15 13:29:20" },
  { height:  518963 , difficulty:  937797 , date:  "2015-06-15 13:29:32" },
  { height:  518964 , difficulty:  944467 , date:  "2015-06-15 13:29:45" },
  { height:  518965 , difficulty:  944090 , date:  "2015-06-15 13:30:45" },
  { height:  518966 , difficulty:  940347 , date:  "2015-06-15 13:30:51" },
  { height:  518967 , difficulty:  941126 , date:  "2015-06-15 13:31:31" },
  { height:  518968 , difficulty:  940608 , date:  "2015-06-15 13:31:51" },
  { height:  518969 , difficulty:  940420 , date:  "2015-06-15 13:32:38" },
  { height:  518970 , difficulty:  939655 , date:  "2015-06-15 13:32:39" },
  { height:  518971 , difficulty:  937458 , date:  "2015-06-15 13:32:44" },
  { height:  518972 , difficulty:  938272 , date:  "2015-06-15 13:33:30" },
  { height:  518973 , difficulty:  931513 , date:  "2015-06-15 13:37:21" },
  { height:  518974 , difficulty:  935904 , date:  "2015-06-15 13:37:22" },
  { height:  518975 , difficulty:  933937 , date:  "2015-06-15 13:37:47" },
  { height:  518976 , difficulty:  935077 , date:  "2015-06-15 13:38:27" },
  { height:  518977 , difficulty:  936246 , date:  "2015-06-15 13:39:30" },
  { height:  518978 , difficulty:  935223 , date:  "2015-06-15 13:40:04" },
  { height:  518979 , difficulty:  935345 , date:  "2015-06-15 13:40:31" },
  { height:  518980 , difficulty:  935906 , date:  "2015-06-15 13:41:17" },
  { height:  518981 , difficulty:  935983 , date:  "2015-06-15 13:41:33" },
  { height:  518982 , difficulty:  934590 , date:  "2015-06-15 13:43:44" },
  { height:  518983 , difficulty:  935056 , date:  "2015-06-15 13:44:21" },
  { height:  518984 , difficulty:  934022 , date:  "2015-06-15 13:44:27" },
  { height:  518985 , difficulty:  936003 , date:  "2015-06-15 13:44:30" },
  { height:  518986 , difficulty:  934839 , date:  "2015-06-15 13:49:19" },
  { height:  518987 , difficulty:  934926 , date:  "2015-06-15 13:51:36" },
  { height:  518988 , difficulty:  934670 , date:  "2015-06-15 13:51:41" },
  { height:  518989 , difficulty:  934089 , date:  "2015-06-15 13:52:01" },
  { height:  518990 , difficulty:  935231 , date:  "2015-06-15 13:53:19" },
  { height:  518991 , difficulty:  934383 , date:  "2015-06-15 13:53:25" },
  { height:  518992 , difficulty:  937368 , date:  "2015-06-15 13:53:30" },
  { height:  518993 , difficulty:  937879 , date:  "2015-06-15 13:54:01" },
  { height:  518994 , difficulty:  939274 , date:  "2015-06-15 13:55:01" },
  { height:  518995 , difficulty:  938886 , date:  "2015-06-15 14:01:13" },
  { height:  518996 , difficulty:  940851 , date:  "2015-06-15 14:02:04" },
  { height:  518997 , difficulty:  939322 , date:  "2015-06-15 14:02:33" },
  { height:  518998 , difficulty:  933800 , date:  "2015-06-15 14:04:58" },
  { height:  518999 , difficulty:  934465 , date:  "2015-06-15 14:05:02" },
  { height:  519000 , difficulty:  934635 , date:  "2015-06-15 14:05:18" },
  { height:  519001 , difficulty:  940337 , date:  "2015-06-15 14:05:29" },
  { height:  519002 , difficulty:  940373 , date:  "2015-06-15 14:05:48" },
  { height:  519003 , difficulty:  940470 , date:  "2015-06-15 14:06:24" },
  { height:  519004 , difficulty:  940409 , date:  "2015-06-15 14:07:58" },
  { height:  519005 , difficulty:  946571 , date:  "2015-06-15 14:08:02" },
  { height:  519006 , difficulty:  949317 , date:  "2015-06-15 14:08:52" },
  { height:  519007 , difficulty:  947711 , date:  "2015-06-15 14:09:23" },
  { height:  519008 , difficulty:  947912 , date:  "2015-06-15 14:10:39" },
  { height:  519009 , difficulty:  949823 , date:  "2015-06-15 14:10:44" },
  { height:  519010 , difficulty:  949694 , date:  "2015-06-15 14:11:08" },
  { height:  519011 , difficulty:  949231 , date:  "2015-06-15 14:12:32" },
  { height:  519012 , difficulty:  953452 , date:  "2015-06-15 14:14:14" },
  { height:  519013 , difficulty:  950307 , date:  "2015-06-15 14:14:50" },
  { height:  519014 , difficulty:  948791 , date:  "2015-06-15 14:15:28" },
  { height:  519015 , difficulty:  948770 , date:  "2015-06-15 14:16:35" },
  { height:  519016 , difficulty:  949301 , date:  "2015-06-15 14:20:25" },
  { height:  519017 , difficulty:  948156 , date:  "2015-06-15 14:20:28" },
  { height:  519018 , difficulty:  948917 , date:  "2015-06-15 14:21:18" },
  { height:  519019 , difficulty:  944303 , date:  "2015-06-15 14:21:24" },
  { height:  519020 , difficulty:  944543 , date:  "2015-06-15 14:23:23" },
  { height:  519021 , difficulty:  943711 , date:  "2015-06-15 14:25:45" },
  { height:  519022 , difficulty:  944296 , date:  "2015-06-15 14:25:46" },
  { height:  519023 , difficulty:  943797 , date:  "2015-06-15 14:26:53" },
  { height:  519024 , difficulty:  947357 , date:  "2015-06-15 14:27:49" },
  { height:  519025 , difficulty:  953352 , date:  "2015-06-15 14:28:39" },
  { height:  519026 , difficulty:  953174 , date:  "2015-06-15 14:30:08" },
  { height:  519027 , difficulty:  949275 , date:  "2015-06-15 14:32:46" },
  { height:  519028 , difficulty:  949142 , date:  "2015-06-15 14:36:08" },
  { height:  519029 , difficulty:  948106 , date:  "2015-06-15 14:36:12" },
  { height:  519030 , difficulty:  939403 , date:  "2015-06-15 14:37:10" },
  { height:  519031 , difficulty:  943816 , date:  "2015-06-15 14:37:11" },
  { height:  519032 , difficulty:  944859 , date:  "2015-06-15 14:37:52" },
  { height:  519033 , difficulty:  943441 , date:  "2015-06-15 14:37:56" },
  { height:  519034 , difficulty:  943360 , date:  "2015-06-15 14:38:31" },
  { height:  519035 , difficulty:  952633 , date:  "2015-06-15 14:38:54" },
  { height:  519036 , difficulty:  946185 , date:  "2015-06-15 14:38:56" },
  { height:  519037 , difficulty:  946027 , date:  "2015-06-15 14:39:44" },
  { height:  519038 , difficulty:  946684 , date:  "2015-06-15 14:41:15" },
  { height:  519039 , difficulty:  947185 , date:  "2015-06-15 14:41:20" },
  { height:  519040 , difficulty:  948721 , date:  "2015-06-15 14:43:24" },
  { height:  519041 , difficulty:  948750 , date:  "2015-06-15 14:43:09" },
  { height:  519042 , difficulty:  956407 , date:  "2015-06-15 14:43:16" },
  { height:  519043 , difficulty:  955373 , date:  "2015-06-15 14:43:37" },
  { height:  519044 , difficulty:  955448 , date:  "2015-06-15 14:44:42" },
  { height:  519045 , difficulty:  962248 , date:  "2015-06-15 14:44:45" },
  { height:  519046 , difficulty:  962287 , date:  "2015-06-15 14:45:03" },
  { height:  519047 , difficulty:  965352 , date:  "2015-06-15 14:45:05" },
  { height:  519048 , difficulty:  964081 , date:  "2015-06-15 14:45:37" },
  { height:  519049 , difficulty:  957598 , date:  "2015-06-15 14:47:00" },
  { height:  519050 , difficulty:  961563 , date:  "2015-06-15 14:47:39" },
  { height:  519051 , difficulty:  960832 , date:  "2015-06-15 14:48:12" },
  { height:  519052 , difficulty:  961655 , date:  "2015-06-15 14:48:13" },
  { height:  519053 , difficulty:  959915 , date:  "2015-06-15 14:48:33" },
  { height:  519054 , difficulty:  961374 , date:  "2015-06-15 14:52:14" },
  { height:  519055 , difficulty:  961708 , date:  "2015-06-15 14:52:17" },
  { height:  519056 , difficulty:  961422 , date:  "2015-06-15 14:52:31" },
  { height:  519057 , difficulty:  962290 , date:  "2015-06-15 14:52:43" },
  { height:  519058 , difficulty:  960531 , date:  "2015-06-15 14:54:14" },
  { height:  519059 , difficulty:  962997 , date:  "2015-06-15 14:54:21" },
  { height:  519060 , difficulty:  963795 , date:  "2015-06-15 14:55:54" },
  { height:  519061 , difficulty:  964916 , date:  "2015-06-15 14:56:00" },
  { height:  519062 , difficulty:  956841 , date:  "2015-06-15 14:57:53" },
  { height:  519063 , difficulty:  954790 , date:  "2015-06-15 14:57:00" },
  { height:  519064 , difficulty:  955551 , date:  "2015-06-15 14:58:34" },
  { height:  519065 , difficulty:  955195 , date:  "2015-06-15 14:59:31" },
  { height:  519066 , difficulty:  955429 , date:  "2015-06-15 15:00:58" },
  { height:  519067 , difficulty:  955801 , date:  "2015-06-15 15:01:53" },
  { height:  519068 , difficulty:  956155 , date:  "2015-06-15 15:01:55" },
  { height:  519069 , difficulty:  957238 , date:  "2015-06-15 15:02:42" },
  { height:  519070 , difficulty:  956534 , date:  "2015-06-15 15:05:12" },
  { height:  519071 , difficulty:  946646 , date:  "2015-06-15 15:05:33" },
  { height:  519072 , difficulty:  945951 , date:  "2015-06-15 15:06:00" },
  { height:  519073 , difficulty:  946271 , date:  "2015-06-15 15:10:39" },
  { height:  519074 , difficulty:  942302 , date:  "2015-06-15 15:10:43" },
  { height:  519075 , difficulty:  942281 , date:  "2015-06-15 15:14:07" },
  { height:  519076 , difficulty:  942641 , date:  "2015-06-15 15:14:13" },
  { height:  519077 , difficulty:  944351 , date:  "2015-06-15 15:15:10" },
  { height:  519078 , difficulty:  945006 , date:  "2015-06-15 15:15:11" },
  { height:  519079 , difficulty:  948843 , date:  "2015-06-15 15:15:22" },
  { height:  519080 , difficulty:  947825 , date:  "2015-06-15 15:16:36" },
  { height:  519081 , difficulty:  951091 , date:  "2015-06-15 15:17:35" },
  { height:  519082 , difficulty:  949726 , date:  "2015-06-15 15:17:41" },
  { height:  519083 , difficulty:  951922 , date:  "2015-06-15 15:21:21" },
  { height:  519084 , difficulty:  952794 , date:  "2015-06-15 15:21:43" },
  { height:  519085 , difficulty:  958814 , date:  "2015-06-15 15:21:46" },
  { height:  519086 , difficulty:  958321 , date:  "2015-06-15 15:25:01" },
  { height:  519087 , difficulty:  959091 , date:  "2015-06-15 15:25:04" },
  { height:  519088 , difficulty:  957012 , date:  "2015-06-15 15:25:25" },
  { height:  519089 , difficulty:  956135 , date:  "2015-06-15 15:25:30" },
  { height:  519090 , difficulty:  955563 , date:  "2015-06-15 15:26:50" },
  { height:  519091 , difficulty:  959194 , date:  "2015-06-15 15:26:53" },
  { height:  519092 , difficulty:  952924 , date:  "2015-06-15 15:27:00" },
  { height:  519093 , difficulty:  953021 , date:  "2015-06-15 15:27:47" },
  { height:  519094 , difficulty:  953341 , date:  "2015-06-15 15:27:49" },
  { height:  519095 , difficulty:  953435 , date:  "2015-06-15 15:27:51" },
  { height:  519096 , difficulty:  950109 , date:  "2015-06-15 15:29:47" },
  { height:  519097 , difficulty:  948123 , date:  "2015-06-15 15:32:11" },
  { height:  519098 , difficulty:  948807 , date:  "2015-06-15 15:32:13" },
  { height:  519099 , difficulty:  948187 , date:  "2015-06-15 15:32:54" },
  { height:  519100 , difficulty:  947119 , date:  "2015-06-15 15:33:48" },
  { height:  519101 , difficulty:  947239 , date:  "2015-06-15 15:36:55" },
  { height:  519102 , difficulty:  945117 , date:  "2015-06-15 15:37:00" },
  { height:  519103 , difficulty:  942116 , date:  "2015-06-15 15:37:39" },
  { height:  519104 , difficulty:  940296 , date:  "2015-06-15 15:37:44" },
  { height:  519105 , difficulty:  947266 , date:  "2015-06-15 15:38:00" },
  { height:  519106 , difficulty:  945735 , date:  "2015-06-15 15:38:05" },
  { height:  519107 , difficulty:  945696 , date:  "2015-06-15 15:40:04" },
  { height:  519108 , difficulty:  944815 , date:  "2015-06-15 15:41:39" },
  { height:  519109 , difficulty:  946147 , date:  "2015-06-15 15:43:50" },
  { height:  519110 , difficulty:  945202 , date:  "2015-06-15 15:44:56" },
  { height:  519111 , difficulty:  946509 , date:  "2015-06-15 15:45:04" },
  { height:  519112 , difficulty:  952755 , date:  "2015-06-15 15:47:11" },
  { height:  519113 , difficulty:  951485 , date:  "2015-06-15 15:48:33" },
  { height:  519114 , difficulty:  953822 , date:  "2015-06-15 15:48:48" },
  { height:  519115 , difficulty:  954215 , date:  "2015-06-15 15:48:54" },
  { height:  519116 , difficulty:  952300 , date:  "2015-06-15 15:49:00" },
  { height:  519117 , difficulty:  954616 , date:  "2015-06-15 15:51:30" },
  { height:  519118 , difficulty:  955233 , date:  "2015-06-15 15:52:36" },
  { height:  519119 , difficulty:  956230 , date:  "2015-06-15 15:52:40" },
  { height:  519120 , difficulty:  955352 , date:  "2015-06-15 15:54:33" },
  { height:  519121 , difficulty:  955365 , date:  "2015-06-15 15:54:38" },
  { height:  519122 , difficulty:  955684 , date:  "2015-06-15 15:55:06" },
  { height:  519123 , difficulty:  956908 , date:  "2015-06-15 15:57:03" },
  { height:  519124 , difficulty:  958804 , date:  "2015-06-15 15:58:09" },
  { height:  519125 , difficulty:  958657 , date:  "2015-06-15 15:59:58" },
  { height:  519126 , difficulty:  959030 , date:  "2015-06-15 16:01:19" },
  { height:  519127 , difficulty:  960135 , date:  "2015-06-15 16:01:21" },
  { height:  519128 , difficulty:  960173 , date:  "2015-06-15 16:02:00" },
  { height:  519129 , difficulty:  959811 , date:  "2015-06-15 16:02:30" },
  { height:  519130 , difficulty:  955382 , date:  "2015-06-15 16:04:35" },
  { height:  519131 , difficulty:  955414 , date:  "2015-06-15 16:06:28" },
  { height:  519132 , difficulty:  955977 , date:  "2015-06-15 16:06:30" },
  { height:  519133 , difficulty:  956040 , date:  "2015-06-15 16:07:59" },
  { height:  519134 , difficulty:  954532 , date:  "2015-06-15 16:08:04" },
  { height:  519135 , difficulty:  956751 , date:  "2015-06-15 16:10:47" },
  { height:  519136 , difficulty:  960165 , date:  "2015-06-15 16:10:52" },
  { height:  519137 , difficulty:  962125 , date:  "2015-06-15 16:11:25" },
  { height:  519138 , difficulty:  961239 , date:  "2015-06-15 16:12:05" },
  { height:  519139 , difficulty:  960518 , date:  "2015-06-15 16:12:49" },
  { height:  519140 , difficulty:  959461 , date:  "2015-06-15 16:13:55" },
  { height:  519141 , difficulty:  957870 , date:  "2015-06-15 16:14:00" },
  { height:  519142 , difficulty:  955867 , date:  "2015-06-15 16:14:35" },
  { height:  519143 , difficulty:  954961 , date:  "2015-06-15 16:15:19" },
  { height:  519144 , difficulty:  955678 , date:  "2015-06-15 16:19:50" },
  { height:  519145 , difficulty:  955411 , date:  "2015-06-15 16:19:55" },
  { height:  519146 , difficulty:  952245 , date:  "2015-06-15 16:21:02" },
  { height:  519147 , difficulty:  953184 , date:  "2015-06-15 16:22:05" },
  { height:  519148 , difficulty:  953334 , date:  "2015-06-15 16:22:06" },
  { height:  519149 , difficulty:  948218 , date:  "2015-06-15 16:23:32" },
  { height:  519150 , difficulty:  948081 , date:  "2015-06-15 16:23:36" },
  { height:  519151 , difficulty:  943011 , date:  "2015-06-15 16:23:37" },
  { height:  519152 , difficulty:  942877 , date:  "2015-06-15 16:24:08" },
  { height:  519153 , difficulty:  946031 , date:  "2015-06-15 16:26:38" },
  { height:  519154 , difficulty:  946043 , date:  "2015-06-15 16:26:43" },
  { height:  519155 , difficulty:  949099 , date:  "2015-06-15 16:27:34" },
  { height:  519156 , difficulty:  951287 , date:  "2015-06-15 16:29:50" },
  { height:  519157 , difficulty:  956181 , date:  "2015-06-15 16:32:02" },
  { height:  519158 , difficulty:  958354 , date:  "2015-06-15 16:32:08" },
  { height:  519159 , difficulty:  952269 , date:  "2015-06-15 16:33:01" },
  { height:  519160 , difficulty:  954747 , date:  "2015-06-15 16:33:14" },
  { height:  519161 , difficulty:  955940 , date:  "2015-06-15 16:33:22" },
  { height:  519162 , difficulty:  954444 , date:  "2015-06-15 16:34:52" },
  { height:  519163 , difficulty:  957016 , date:  "2015-06-15 16:35:36" },
  { height:  519164 , difficulty:  957654 , date:  "2015-06-15 16:35:55" },
  { height:  519165 , difficulty:  957757 , date:  "2015-06-15 16:36:30" },
  { height:  519166 , difficulty:  959607 , date:  "2015-06-15 16:38:09" },
  { height:  519167 , difficulty:  961281 , date:  "2015-06-15 16:38:14" },
  { height:  519168 , difficulty:  963490 , date:  "2015-06-15 16:39:41" },
  { height:  519169 , difficulty:  963426 , date:  "2015-06-15 16:39:44" },
  { height:  519170 , difficulty:  963536 , date:  "2015-06-15 16:41:45" },
  { height:  519171 , difficulty:  966274 , date:  "2015-06-15 16:41:47" },
  { height:  519172 , difficulty:  968129 , date:  "2015-06-15 16:41:48" },
  { height:  519173 , difficulty:  964053 , date:  "2015-06-15 16:42:03" },
  { height:  519174 , difficulty:  964844 , date:  "2015-06-15 16:42:12" },
  { height:  519175 , difficulty:  966352 , date:  "2015-06-15 16:43:14" },
  { height:  519176 , difficulty:  965514 , date:  "2015-06-15 16:43:01" },
  { height:  519177 , difficulty:  961974 , date:  "2015-06-15 16:43:38" },
  { height:  519178 , difficulty:  966471 , date:  "2015-06-15 16:45:44" },
  { height:  519179 , difficulty:  966716 , date:  "2015-06-15 16:46:09" },
  { height:  519180 , difficulty:  967365 , date:  "2015-06-15 16:46:18" },
  { height:  519181 , difficulty:  967177 , date:  "2015-06-15 16:46:19" },
  { height:  519182 , difficulty:  967216 , date:  "2015-06-15 16:46:50" },
  { height:  519183 , difficulty:  970480 , date:  "2015-06-15 16:46:57" },
  { height:  519184 , difficulty:  969190 , date:  "2015-06-15 16:47:53" },
  { height:  519185 , difficulty:  970357 , date:  "2015-06-15 16:50:35" },
  { height:  519186 , difficulty:  972192 , date:  "2015-06-15 16:50:37" },
  { height:  519187 , difficulty:  972672 , date:  "2015-06-15 16:51:49" },
  { height:  519188 , difficulty:  974425 , date:  "2015-06-15 16:53:00" },
  { height:  519189 , difficulty:  972192 , date:  "2015-06-15 16:53:31" },
  { height:  519190 , difficulty:  972442 , date:  "2015-06-15 16:54:02" },
  { height:  519191 , difficulty:  973244 , date:  "2015-06-15 16:54:35" },
  { height:  519192 , difficulty:  973696 , date:  "2015-06-15 16:55:11" },
  { height:  519193 , difficulty:  969573 , date:  "2015-06-15 16:55:14" },
  { height:  519194 , difficulty:  969737 , date:  "2015-06-15 16:56:05" },
  { height:  519195 , difficulty:  973582 , date:  "2015-06-15 16:56:39" },
  { height:  519196 , difficulty:  970440 , date:  "2015-06-15 16:56:47" },
  { height:  519197 , difficulty:  971381 , date:  "2015-06-15 16:57:05" },
  { height:  519198 , difficulty:  974301 , date:  "2015-06-15 16:57:12" },
  { height:  519199 , difficulty:  974555 , date:  "2015-06-15 16:57:27" },
  { height:  519200 , difficulty:  974436 , date:  "2015-06-15 16:57:44" },
  { height:  519201 , difficulty:  971736 , date:  "2015-06-15 16:58:03" },
  { height:  519202 , difficulty:  969659 , date:  "2015-06-15 17:00:05" },
  { height:  519203 , difficulty:  975291 , date:  "2015-06-15 17:02:13" },
  { height:  519204 , difficulty:  975648 , date:  "2015-06-15 17:02:18" },
  { height:  519205 , difficulty:  976794 , date:  "2015-06-15 17:02:30" },
  { height:  519206 , difficulty:  973734 , date:  "2015-06-15 17:02:56" },
  { height:  519207 , difficulty:  972082 , date:  "2015-06-15 17:07:02" },
  { height:  519208 , difficulty:  974233 , date:  "2015-06-15 17:10:12" },
  { height:  519209 , difficulty:  972814 , date:  "2015-06-15 17:10:17" },
  { height:  519210 , difficulty:  973454 , date:  "2015-06-15 17:16:42" },
  { height:  519211 , difficulty:  969329 , date:  "2015-06-15 17:16:49" },
  { height:  519212 , difficulty:  970362 , date:  "2015-06-15 17:17:07" },
  { height:  519213 , difficulty:  973025 , date:  "2015-06-15 17:17:46" },
  { height:  519214 , difficulty:  972127 , date:  "2015-06-15 17:18:01" },
  { height:  519215 , difficulty:  973287 , date:  "2015-06-15 17:19:08" },
  { height:  519216 , difficulty:  971634 , date:  "2015-06-15 17:19:09" },
  { height:  519217 , difficulty:  974529 , date:  "2015-06-15 17:19:23" },
  { height:  519218 , difficulty:  974550 , date:  "2015-06-15 17:20:02" },
  { height:  519219 , difficulty:  973495 , date:  "2015-06-15 17:20:04" },
  { height:  519220 , difficulty:  967261 , date:  "2015-06-15 17:20:20" },
  { height:  519221 , difficulty:  969121 , date:  "2015-06-15 17:20:38" },
  { height:  519222 , difficulty:  967360 , date:  "2015-06-15 17:21:08" },
  { height:  519223 , difficulty:  965695 , date:  "2015-06-15 17:22:02" },
  { height:  519224 , difficulty:  969387 , date:  "2015-06-15 17:23:09" },
  { height:  519225 , difficulty:  967167 , date:  "2015-06-15 17:25:21" },
  { height:  519226 , difficulty:  968991 , date:  "2015-06-15 17:26:40" },
  { height:  519227 , difficulty:  969231 , date:  "2015-06-15 17:29:05" },
  { height:  519228 , difficulty:  968924 , date:  "2015-06-15 17:29:17" },
  { height:  519229 , difficulty:  966996 , date:  "2015-06-15 17:30:05" },
  { height:  519230 , difficulty:  968995 , date:  "2015-06-15 17:30:35" },
  { height:  519231 , difficulty:  969831 , date:  "2015-06-15 17:31:13" },
  { height:  519232 , difficulty:  966375 , date:  "2015-06-15 17:31:56" },
  { height:  519233 , difficulty:  962848 , date:  "2015-06-15 17:31:58" },
  { height:  519234 , difficulty:  969393 , date:  "2015-06-15 17:33:46" },
  { height:  519235 , difficulty:  968988 , date:  "2015-06-15 17:33:48" },
  { height:  519236 , difficulty:  971152 , date:  "2015-06-15 17:35:22" },
  { height:  519237 , difficulty:  972055 , date:  "2015-06-15 17:35:41" },
  { height:  519238 , difficulty:  969964 , date:  "2015-06-15 17:35:44" },
  { height:  519239 , difficulty:  971596 , date:  "2015-06-15 17:36:09" },
  { height:  519240 , difficulty:  971244 , date:  "2015-06-15 17:36:17" },
  { height:  519241 , difficulty:  972363 , date:  "2015-06-15 17:36:23" },
  { height:  519242 , difficulty:  971499 , date:  "2015-06-15 17:37:18" },
  { height:  519243 , difficulty:  973846 , date:  "2015-06-15 17:38:43" },
  { height:  519244 , difficulty:  971577 , date:  "2015-06-15 17:41:45" },
  { height:  519245 , difficulty:  971938 , date:  "2015-06-15 17:43:12" },
  { height:  519246 , difficulty:  968935 , date:  "2015-06-15 17:43:14" },
  { height:  519247 , difficulty:  969103 , date:  "2015-06-15 17:43:16" },
  { height:  519248 , difficulty:  969280 , date:  "2015-06-15 17:45:26" },
  { height:  519249 , difficulty:  969106 , date:  "2015-06-15 17:45:33" },
  { height:  519250 , difficulty:  970484 , date:  "2015-06-15 17:46:32" },
  { height:  519251 , difficulty:  971468 , date:  "2015-06-15 17:49:30" },
  { height:  519252 , difficulty:  972770 , date:  "2015-06-15 17:50:50" },
  { height:  519253 , difficulty:  972770 , date:  "2015-06-15 17:52:14" },
  { height:  519254 , difficulty:  969680 , date:  "2015-06-15 17:53:14" },
  { height:  519255 , difficulty:  969353 , date:  "2015-06-15 17:53:17" },
  { height:  519256 , difficulty:  977048 , date:  "2015-06-15 17:53:19" },
  { height:  519257 , difficulty:  978814 , date:  "2015-06-15 17:53:47" },
  { height:  519258 , difficulty:  978190 , date:  "2015-06-15 17:54:25" },
  { height:  519259 , difficulty:  978368 , date:  "2015-06-15 17:57:04" },
  { height:  519260 , difficulty:  977467 , date:  "2015-06-15 17:57:48" },
  { height:  519261 , difficulty:  973134 , date:  "2015-06-15 17:59:09" },
  { height:  519262 , difficulty:  978484 , date:  "2015-06-15 17:59:35" },
  { height:  519263 , difficulty:  976759 , date:  "2015-06-15 17:59:42" },
  { height:  519264 , difficulty:  975628 , date:  "2015-06-15 18:00:13" },
  { height:  519265 , difficulty:  975798 , date:  "2015-06-15 18:00:15" },
  { height:  519266 , difficulty:  975332 , date:  "2015-06-15 18:00:24" },
  { height:  519267 , difficulty:  975099 , date:  "2015-06-15 18:01:08" },
  { height:  519268 , difficulty:  976050 , date:  "2015-06-15 18:03:45" },
  { height:  519269 , difficulty:  976327 , date:  "2015-06-15 18:04:09" },
  { height:  519270 , difficulty:  978144 , date:  "2015-06-15 18:05:57" },
  { height:  519271 , difficulty:  980386 , date:  "2015-06-15 18:06:46" },
  { height:  519272 , difficulty:  989985 , date:  "2015-06-15 18:07:57" },
  { height:  519273 , difficulty:  989709 , date:  "2015-06-15 18:08:02" },
  { height:  519274 , difficulty:  991647 , date:  "2015-06-15 18:08:11" },
  { height:  519275 , difficulty:  995515 , date:  "2015-06-15 18:10:12" },
  { height:  519276 , difficulty:  995368 , date:  "2015-06-15 18:10:31" },
  { height:  519277 , difficulty:  1002081 , date:  "2015-06-15 18:10:35" },
  { height:  519278 , difficulty:  998737 , date:  "2015-06-15 18:10:43" },
  { height:  519279 , difficulty:  995339 , date:  "2015-06-15 18:10:46" },
  { height:  519280 , difficulty:  999081 , date:  "2015-06-15 18:10:50" },
  { height:  519281 , difficulty:  999179 , date:  "2015-06-15 18:11:17" },
  { height:  519282 , difficulty:  1001819 , date:  "2015-06-15 18:12:55" },
  { height:  519283 , difficulty:  995266 , date:  "2015-06-15 18:13:50" },
  { height:  519284 , difficulty:  991805 , date:  "2015-06-15 18:18:01" },
  { height:  519285 , difficulty:  992224 , date:  "2015-06-15 18:18:05" },
  { height:  519286 , difficulty:  981646 , date:  "2015-06-15 18:23:01" },
  { height:  519287 , difficulty:  985507 , date:  "2015-06-15 18:23:04" },
  { height:  519288 , difficulty:  985358 , date:  "2015-06-15 18:24:25" },
  { height:  519289 , difficulty:  984979 , date:  "2015-06-15 18:24:50" },
  { height:  519290 , difficulty:  985567 , date:  "2015-06-15 18:25:29" },
  { height:  519291 , difficulty:  987897 , date:  "2015-06-15 18:25:51" },
  { height:  519292 , difficulty:  988252 , date:  "2015-06-15 18:27:05" },
  { height:  519293 , difficulty:  994276 , date:  "2015-06-15 18:27:26" },
  { height:  519294 , difficulty:  994126 , date:  "2015-06-15 18:30:25" },
  { height:  519295 , difficulty:  995646 , date:  "2015-06-15 18:30:55" },
  { height:  519296 , difficulty:  995831 , date:  "2015-06-15 18:31:00" },
  { height:  519297 , difficulty:  995534 , date:  "2015-06-15 18:31:31" },
  { height:  519298 , difficulty:  996791 , date:  "2015-06-15 18:31:39" },
  { height:  519299 , difficulty:  995555 , date:  "2015-06-15 18:32:57" },
  { height:  519300 , difficulty:  996125 , date:  "2015-06-15 18:33:55" },
  { height:  519301 , difficulty:  992484 , date:  "2015-06-15 18:33:56" },
  { height:  519302 , difficulty:  990946 , date:  "2015-06-15 18:34:15" },
  { height:  519303 , difficulty:  987688 , date:  "2015-06-15 18:34:58" },
  { height:  519304 , difficulty:  991334 , date:  "2015-06-15 18:35:15" },
  { height:  519305 , difficulty:  991376 , date:  "2015-06-15 18:38:41" },
  { height:  519306 , difficulty:  992423 , date:  "2015-06-15 18:39:07" },
  { height:  519307 , difficulty:  991666 , date:  "2015-06-15 18:39:09" },
  { height:  519308 , difficulty:  993364 , date:  "2015-06-15 18:40:14" },
  { height:  519309 , difficulty:  993926 , date:  "2015-06-15 18:40:16" },
  { height:  519310 , difficulty:  995548 , date:  "2015-06-15 18:40:18" },
  { height:  519311 , difficulty:  1000327 , date:  "2015-06-15 18:41:10" },
  { height:  519312 , difficulty:  997789 , date:  "2015-06-15 18:42:25" },
  { height:  519313 , difficulty:  999306 , date:  "2015-06-15 18:42:30" },
  { height:  519314 , difficulty:  999885 , date:  "2015-06-15 18:42:41" },
  { height:  519315 , difficulty:  999743 , date:  "2015-06-15 18:42:46" },
  { height:  519316 , difficulty:  1001618 , date:  "2015-06-15 18:44:02" },
  { height:  519317 , difficulty:  1002112 , date:  "2015-06-15 18:45:50" },
  { height:  519318 , difficulty:  1000796 , date:  "2015-06-15 18:47:18" },
  { height:  519319 , difficulty:  999691 , date:  "2015-06-15 18:47:20" },
  { height:  519320 , difficulty:  995477 , date:  "2015-06-15 18:48:03" },
  { height:  519321 , difficulty:  997615 , date:  "2015-06-15 18:49:26" },
  { height:  519322 , difficulty:  998257 , date:  "2015-06-15 18:49:32" },
  { height:  519323 , difficulty:  998511 , date:  "2015-06-15 18:50:12" },
  { height:  519324 , difficulty:  998553 , date:  "2015-06-15 18:50:20" },
  { height:  519325 , difficulty:  998594 , date:  "2015-06-15 18:54:11" },
  { height:  519326 , difficulty:  997262 , date:  "2015-06-15 18:54:31" },
  { height:  519327 , difficulty:  992409 , date:  "2015-06-15 18:54:35" },
  { height:  519328 , difficulty:  990482 , date:  "2015-06-15 18:55:17" },
  { height:  519329 , difficulty:  989091 , date:  "2015-06-15 18:55:21" },
  { height:  519330 , difficulty:  989721 , date:  "2015-06-15 18:58:06" },
  { height:  519331 , difficulty:  990025 , date:  "2015-06-15 18:58:12" },
  { height:  519332 , difficulty:  991056 , date:  "2015-06-15 18:59:03" },
  { height:  519333 , difficulty:  991441 , date:  "2015-06-15 19:00:09" },
  { height:  519334 , difficulty:  990619 , date:  "2015-06-15 19:00:13" },
  { height:  519335 , difficulty:  986315 , date:  "2015-06-15 19:00:16" },
  { height:  519336 , difficulty:  990061 , date:  "2015-06-15 19:00:32" },
  { height:  519337 , difficulty:  990789 , date:  "2015-06-15 19:01:24" },
  { height:  519338 , difficulty:  991114 , date:  "2015-06-15 19:02:19" },
  { height:  519339 , difficulty:  991703 , date:  "2015-06-15 19:03:25" },
  { height:  519340 , difficulty:  991168 , date:  "2015-06-15 19:03:30" },
  { height:  519341 , difficulty:  994557 , date:  "2015-06-15 19:03:53" },
  { height:  519342 , difficulty:  996210 , date:  "2015-06-15 19:05:25" },
  { height:  519343 , difficulty:  996946 , date:  "2015-06-15 19:06:04" },
  { height:  519344 , difficulty:  994122 , date:  "2015-06-15 19:06:28" },
  { height:  519345 , difficulty:  993730 , date:  "2015-06-15 19:07:01" },
  { height:  519346 , difficulty:  991756 , date:  "2015-06-15 19:13:47" },
  { height:  519347 , difficulty:  992441 , date:  "2015-06-15 19:15:06" },
  { height:  519348 , difficulty:  990682 , date:  "2015-06-15 19:16:38" },
  { height:  519349 , difficulty:  992274 , date:  "2015-06-15 19:16:01" },
  { height:  519350 , difficulty:  992310 , date:  "2015-06-15 19:16:43" },
  { height:  519351 , difficulty:  991416 , date:  "2015-06-15 19:18:22" },
  { height:  519352 , difficulty:  991872 , date:  "2015-06-15 19:21:23" },
  { height:  519353 , difficulty:  1002271 , date:  "2015-06-15 19:23:11" },
  { height:  519354 , difficulty:  1003200 , date:  "2015-06-15 19:24:33" },
  { height:  519355 , difficulty:  1005174 , date:  "2015-06-15 19:25:56" },
  { height:  519356 , difficulty:  1005413 , date:  "2015-06-15 19:26:02" },
  { height:  519357 , difficulty:  1005741 , date:  "2015-06-15 19:26:19" },
  { height:  519358 , difficulty:  1005444 , date:  "2015-06-15 19:26:24" },
  { height:  519359 , difficulty:  1004075 , date:  "2015-06-15 19:27:57" },
  { height:  519360 , difficulty:  997635 , date:  "2015-06-15 19:28:00" },
  { height:  519361 , difficulty:  999966 , date:  "2015-06-15 19:30:19" },
  { height:  519362 , difficulty:  992240 , date:  "2015-06-15 19:30:22" },
  { height:  519363 , difficulty:  992421 , date:  "2015-06-15 19:31:21" },
  { height:  519364 , difficulty:  992980 , date:  "2015-06-15 19:32:17" },
  { height:  519365 , difficulty:  992541 , date:  "2015-06-15 19:33:16" },
  { height:  519366 , difficulty:  992445 , date:  "2015-06-15 19:34:17" },
  { height:  519367 , difficulty:  993152 , date:  "2015-06-15 19:34:29" },
  { height:  519368 , difficulty:  991514 , date:  "2015-06-15 19:33:52" },
  { height:  519369 , difficulty:  991682 , date:  "2015-06-15 19:34:35" },
  { height:  519370 , difficulty:  987213 , date:  "2015-06-15 19:35:38" },
  { height:  519371 , difficulty:  986685 , date:  "2015-06-15 19:36:15" },
  { height:  519372 , difficulty:  987053 , date:  "2015-06-15 19:38:17" },
  { height:  519373 , difficulty:  988142 , date:  "2015-06-15 19:38:18" },
  { height:  519374 , difficulty:  990169 , date:  "2015-06-15 19:40:36" },
  { height:  519375 , difficulty:  992868 , date:  "2015-06-15 19:39:57" },
  { height:  519376 , difficulty:  991531 , date:  "2015-06-15 19:40:30" },
  { height:  519377 , difficulty:  992908 , date:  "2015-06-15 19:41:03" },
  { height:  519378 , difficulty:  994253 , date:  "2015-06-15 19:41:04" },
  { height:  519379 , difficulty:  1005435 , date:  "2015-06-15 19:41:40" },
  { height:  519380 , difficulty:  1008809 , date:  "2015-06-15 19:41:44" },
  { height:  519381 , difficulty:  1005044 , date:  "2015-06-15 19:42:25" },
  { height:  519382 , difficulty:  1004535 , date:  "2015-06-15 19:46:32" },
  { height:  519383 , difficulty:  1009923 , date:  "2015-06-15 19:46:53" },
  { height:  519384 , difficulty:  1008357 , date:  "2015-06-15 19:47:57" },
  { height:  519385 , difficulty:  1009511 , date:  "2015-06-15 19:48:01" },
  { height:  519386 , difficulty:  1012801 , date:  "2015-06-15 19:49:11" },
  { height:  519387 , difficulty:  1011616 , date:  "2015-06-15 19:49:28" },
  { height:  519388 , difficulty:  1010580 , date:  "2015-06-15 19:50:30" },
  { height:  519389 , difficulty:  1012488 , date:  "2015-06-15 19:51:47" },
  { height:  519390 , difficulty:  1012457 , date:  "2015-06-15 19:52:52" },
  { height:  519391 , difficulty:  1013672 , date:  "2015-06-15 19:57:33" },
  { height:  519392 , difficulty:  1012489 , date:  "2015-06-15 20:00:11" },
  { height:  519393 , difficulty:  1010130 , date:  "2015-06-15 20:00:16" },
  { height:  519394 , difficulty:  1012970 , date:  "2015-06-15 20:02:44" },
  { height:  519395 , difficulty:  1013261 , date:  "2015-06-15 20:02:51" },
  { height:  519396 , difficulty:  1013362 , date:  "2015-06-15 20:04:22" },
  { height:  519397 , difficulty:  1011231 , date:  "2015-06-15 20:05:51" },
  { height:  519398 , difficulty:  1012100 , date:  "2015-06-15 20:06:48" },
  { height:  519399 , difficulty:  1012485 , date:  "2015-06-15 20:06:52" },
  { height:  519400 , difficulty:  1013357 , date:  "2015-06-15 20:07:41" },
  { height:  519401 , difficulty:  1007525 , date:  "2015-06-15 20:09:51" },
  { height:  519402 , difficulty:  1007542 , date:  "2015-06-15 20:10:46" },
  { height:  519403 , difficulty:  1008292 , date:  "2015-06-15 20:10:51" },
  { height:  519404 , difficulty:  1008048 , date:  "2015-06-15 20:11:07" },
  { height:  519405 , difficulty:  1008670 , date:  "2015-06-15 20:11:45" },
  { height:  519406 , difficulty:  1005999 , date:  "2015-06-15 20:12:29" },
  { height:  519407 , difficulty:  1007008 , date:  "2015-06-15 20:12:37" },
  { height:  519408 , difficulty:  1008013 , date:  "2015-06-15 20:14:14" },
  { height:  519409 , difficulty:  1006266 , date:  "2015-06-15 20:14:57" },
  { height:  519410 , difficulty:  1006820 , date:  "2015-06-15 20:16:02" },
  { height:  519411 , difficulty:  1008564 , date:  "2015-06-15 20:19:10" },
  { height:  519412 , difficulty:  1008434 , date:  "2015-06-15 20:19:28" },
  { height:  519413 , difficulty:  1007111 , date:  "2015-06-15 20:22:23" },
  { height:  519414 , difficulty:  1006329 , date:  "2015-06-15 20:21:45" },
  { height:  519415 , difficulty:  1005935 , date:  "2015-06-15 20:22:40" },
  { height:  519416 , difficulty:  1006465 , date:  "2015-06-15 20:23:43" },
  { height:  519417 , difficulty:  1011142 , date:  "2015-06-15 20:26:00" },
  { height:  519418 , difficulty:  1008773 , date:  "2015-06-15 20:26:02" },
  { height:  519419 , difficulty:  1009401 , date:  "2015-06-15 20:26:26" },
  { height:  519420 , difficulty:  1011651 , date:  "2015-06-15 20:27:02" },
  { height:  519421 , difficulty:  1010892 , date:  "2015-06-15 20:27:05" },
  { height:  519422 , difficulty:  999203 , date:  "2015-06-15 20:27:41" },
  { height:  519423 , difficulty:  999049 , date:  "2015-06-15 20:27:45" },
  { height:  519424 , difficulty:  997712 , date:  "2015-06-15 20:27:57" },
  { height:  519425 , difficulty:  998256 , date:  "2015-06-15 20:30:26" },
  { height:  519426 , difficulty:  998358 , date:  "2015-06-15 20:30:34" },
  { height:  519427 , difficulty:  995977 , date:  "2015-06-15 20:30:55" },
  { height:  519428 , difficulty:  994597 , date:  "2015-06-15 20:31:19" },
  { height:  519429 , difficulty:  991861 , date:  "2015-06-15 20:32:33" },
  { height:  519430 , difficulty:  990323 , date:  "2015-06-15 20:33:34" },
  { height:  519431 , difficulty:  990580 , date:  "2015-06-15 20:35:21" },
  { height:  519432 , difficulty:  993642 , date:  "2015-06-15 20:35:27" },
  { height:  519433 , difficulty:  993552 , date:  "2015-06-15 20:37:05" },
  { height:  519434 , difficulty:  996370 , date:  "2015-06-15 20:37:32" },
  { height:  519435 , difficulty:  995600 , date:  "2015-06-15 20:37:39" },
  { height:  519436 , difficulty:  1003932 , date:  "2015-06-15 20:38:45" },
  { height:  519437 , difficulty:  1001642 , date:  "2015-06-15 20:39:05" },
  { height:  519438 , difficulty:  1001904 , date:  "2015-06-15 20:39:07" },
  { height:  519439 , difficulty:  1004820 , date:  "2015-06-15 20:39:59" },
  { height:  519440 , difficulty:  1003400 , date:  "2015-06-15 20:40:11" },
  { height:  519441 , difficulty:  1005289 , date:  "2015-06-15 20:40:48" },
  { height:  519442 , difficulty:  1004900 , date:  "2015-06-15 20:41:31" },
  { height:  519443 , difficulty:  1005075 , date:  "2015-06-15 20:42:05" },
  { height:  519444 , difficulty:  1007706 , date:  "2015-06-15 20:42:08" },
  { height:  519445 , difficulty:  1010798 , date:  "2015-06-15 20:43:23" },
  { height:  519446 , difficulty:  1009285 , date:  "2015-06-15 20:43:24" },
  { height:  519447 , difficulty:  1010517 , date:  "2015-06-15 20:47:48" },
  { height:  519448 , difficulty:  1009510 , date:  "2015-06-15 20:47:51" },
  { height:  519449 , difficulty:  1009702 , date:  "2015-06-15 20:48:48" },
  { height:  519450 , difficulty:  1007577 , date:  "2015-06-15 20:49:28" },
  { height:  519451 , difficulty:  1013485 , date:  "2015-06-15 20:50:34" },
  { height:  519452 , difficulty:  1015308 , date:  "2015-06-15 20:50:36" },
  { height:  519453 , difficulty:  1016717 , date:  "2015-06-15 20:50:57" },
  { height:  519454 , difficulty:  1017074 , date:  "2015-06-15 20:51:13" },
  { height:  519455 , difficulty:  1016982 , date:  "2015-06-15 20:51:58" },
  { height:  519456 , difficulty:  1021630 , date:  "2015-06-15 20:51:07" },
  { height:  519457 , difficulty:  1020837 , date:  "2015-06-15 20:52:06" },
  { height:  519458 , difficulty:  1014003 , date:  "2015-06-15 20:52:59" },
  { height:  519459 , difficulty:  1014080 , date:  "2015-06-15 20:53:28" },
  { height:  519460 , difficulty:  1014122 , date:  "2015-06-15 20:54:59" },
  { height:  519461 , difficulty:  1014638 , date:  "2015-06-15 20:55:01" },
  { height:  519462 , difficulty:  1014654 , date:  "2015-06-15 20:55:04" },
  { height:  519463 , difficulty:  1016382 , date:  "2015-06-15 20:56:05" },
  { height:  519464 , difficulty:  1016090 , date:  "2015-06-15 20:57:26" },
  { height:  519465 , difficulty:  1015682 , date:  "2015-06-15 20:57:32" },
  { height:  519466 , difficulty:  1014009 , date:  "2015-06-15 20:58:46" },
  { height:  519467 , difficulty:  1005995 , date:  "2015-06-15 21:01:15" },
  { height:  519468 , difficulty:  1004299 , date:  "2015-06-15 21:01:59" },
  { height:  519469 , difficulty:  1004481 , date:  "2015-06-15 21:02:03" },
  { height:  519470 , difficulty:  1008864 , date:  "2015-06-15 21:02:38" },
  { height:  519471 , difficulty:  1012774 , date:  "2015-06-15 21:03:55" },
  { height:  519472 , difficulty:  1010523 , date:  "2015-06-15 21:04:54" },
  { height:  519473 , difficulty:  1014139 , date:  "2015-06-15 21:04:57" },
  { height:  519474 , difficulty:  1012803 , date:  "2015-06-15 21:05:26" },
  { height:  519475 , difficulty:  1013199 , date:  "2015-06-15 21:05:27" },
  { height:  519476 , difficulty:  1013539 , date:  "2015-06-15 21:06:56" },
  { height:  519477 , difficulty:  1009938 , date:  "2015-06-15 21:06:45" },
  { height:  519478 , difficulty:  1009908 , date:  "2015-06-15 21:07:08" },
  { height:  519479 , difficulty:  1011749 , date:  "2015-06-15 21:07:17" },
  { height:  519480 , difficulty:  1012550 , date:  "2015-06-15 21:08:10" },
  { height:  519481 , difficulty:  1014847 , date:  "2015-06-15 21:08:13" },
  { height:  519482 , difficulty:  1013914 , date:  "2015-06-15 21:09:29" },
  { height:  519483 , difficulty:  1013940 , date:  "2015-06-15 21:12:47" },
  { height:  519484 , difficulty:  1011767 , date:  "2015-06-15 21:14:07" },
  { height:  519485 , difficulty:  1012863 , date:  "2015-06-15 21:14:12" },
  { height:  519486 , difficulty:  1011226 , date:  "2015-06-15 21:14:19" },
  { height:  519487 , difficulty:  1006834 , date:  "2015-06-15 21:15:00" },
  { height:  519488 , difficulty:  1007990 , date:  "2015-06-15 21:15:05" },
  { height:  519489 , difficulty:  1005585 , date:  "2015-06-15 21:16:57" },
  { height:  519490 , difficulty:  1005059 , date:  "2015-06-15 21:17:57" },
  { height:  519491 , difficulty:  1007168 , date:  "2015-06-15 21:20:10" },
  { height:  519492 , difficulty:  1005922 , date:  "2015-06-15 21:20:42" },
  { height:  519493 , difficulty:  1005602 , date:  "2015-06-15 21:20:49" },
  { height:  519494 , difficulty:  1006529 , date:  "2015-06-15 21:21:00" },
  { height:  519495 , difficulty:  1006989 , date:  "2015-06-15 21:26:59" },
  { height:  519496 , difficulty:  1007428 , date:  "2015-06-15 21:27:19" },
  { height:  519497 , difficulty:  1007574 , date:  "2015-06-15 21:31:56" },
  { height:  519498 , difficulty:  1007317 , date:  "2015-06-15 21:31:58" },
  { height:  519499 , difficulty:  1008350 , date:  "2015-06-15 21:34:14" },
  { height:  519500 , difficulty:  1009555 , date:  "2015-06-15 21:34:26" },
  { height:  519501 , difficulty:  1005503 , date:  "2015-06-15 21:34:33" },
  { height:  519502 , difficulty:  1006000 , date:  "2015-06-15 21:34:37" },
  { height:  519503 , difficulty:  1005818 , date:  "2015-06-15 21:34:57" },
  { height:  519504 , difficulty:  1007779 , date:  "2015-06-15 21:35:09" },
  { height:  519505 , difficulty:  1008503 , date:  "2015-06-15 21:35:26" },
  { height:  519506 , difficulty:  1007844 , date:  "2015-06-15 21:35:29" },
  { height:  519507 , difficulty:  1014274 , date:  "2015-06-15 21:38:47" },
  { height:  519508 , difficulty:  1016650 , date:  "2015-06-15 21:39:17" },
  { height:  519509 , difficulty:  1017808 , date:  "2015-06-15 21:39:31" },
  { height:  519510 , difficulty:  1017265 , date:  "2015-06-15 21:43:47" },
  { height:  519511 , difficulty:  1017377 , date:  "2015-06-15 21:44:38" },
  { height:  519512 , difficulty:  1017754 , date:  "2015-06-15 21:44:56" },
  { height:  519513 , difficulty:  1017614 , date:  "2015-06-15 21:46:38" },
  { height:  519514 , difficulty:  1017863 , date:  "2015-06-15 21:49:27" },
  { height:  519515 , difficulty:  1018334 , date:  "2015-06-15 21:49:29" },
  { height:  519516 , difficulty:  1019549 , date:  "2015-06-15 21:50:48" },
  { height:  519517 , difficulty:  1020200 , date:  "2015-06-15 21:51:19" },
  { height:  519518 , difficulty:  1024955 , date:  "2015-06-15 21:51:20" },
  { height:  519519 , difficulty:  1024273 , date:  "2015-06-15 21:52:14" },
  { height:  519520 , difficulty:  1024908 , date:  "2015-06-15 21:52:20" },
  { height:  519521 , difficulty:  1025160 , date:  "2015-06-15 21:54:56" },
  { height:  519522 , difficulty:  1025494 , date:  "2015-06-15 21:55:15" },
  { height:  519523 , difficulty:  1020009 , date:  "2015-06-15 21:55:15" },
  { height:  519524 , difficulty:  1022567 , date:  "2015-06-15 21:56:12" },
  { height:  519525 , difficulty:  1022960 , date:  "2015-06-15 21:58:01" },
  { height:  519526 , difficulty:  1022081 , date:  "2015-06-15 21:58:52" },
  { height:  519527 , difficulty:  1020312 , date:  "2015-06-15 21:59:13" },
  { height:  519528 , difficulty:  1020862 , date:  "2015-06-15 22:01:14" },
  { height:  519529 , difficulty:  1025794 , date:  "2015-06-15 22:01:17" },
  { height:  519530 , difficulty:  1029089 , date:  "2015-06-15 22:01:50" },
  { height:  519531 , difficulty:  1029131 , date:  "2015-06-15 22:05:09" },
  { height:  519532 , difficulty:  1038227 , date:  "2015-06-15 22:05:32" },
  { height:  519533 , difficulty:  1047536 , date:  "2015-06-15 22:05:52" },
  { height:  519534 , difficulty:  1047156 , date:  "2015-06-15 22:07:08" },
  { height:  519535 , difficulty:  1047217 , date:  "2015-06-15 22:09:12" },
  { height:  519536 , difficulty:  1051748 , date:  "2015-06-15 22:09:33" },
  { height:  519537 , difficulty:  1054940 , date:  "2015-06-15 22:09:35" },
  { height:  519538 , difficulty:  1069110 , date:  "2015-06-15 22:10:52" },
  { height:  519539 , difficulty:  1067432 , date:  "2015-06-15 22:10:53" },
  { height:  519540 , difficulty:  1071607 , date:  "2015-06-15 22:11:31" },
  { height:  519541 , difficulty:  1077206 , date:  "2015-06-15 22:13:52" },
  { height:  519542 , difficulty:  1075062 , date:  "2015-06-15 22:13:54" },
  { height:  519543 , difficulty:  1071888 , date:  "2015-06-15 22:14:07" },
  { height:  519544 , difficulty:  1071433 , date:  "2015-06-15 22:14:20" },
  { height:  519545 , difficulty:  1078793 , date:  "2015-06-15 22:20:18" },
  { height:  519546 , difficulty:  1079771 , date:  "2015-06-15 22:25:58" },
  { height:  519547 , difficulty:  1079355 , date:  "2015-06-15 22:25:59" },
  { height:  519548 , difficulty:  1078495 , date:  "2015-06-15 22:26:52" },
  { height:  519549 , difficulty:  1085381 , date:  "2015-06-15 22:27:54" },
  { height:  519550 , difficulty:  1084590 , date:  "2015-06-15 22:28:42" },
  { height:  519551 , difficulty:  1085580 , date:  "2015-06-15 22:30:58" },
  { height:  519552 , difficulty:  1085660 , date:  "2015-06-15 22:30:58" },
  { height:  519553 , difficulty:  1085699 , date:  "2015-06-15 22:31:02" },
  { height:  519554 , difficulty:  1085538 , date:  "2015-06-15 22:31:11" },
  { height:  519555 , difficulty:  1086805 , date:  "2015-06-15 22:31:48" },
  { height:  519556 , difficulty:  1085333 , date:  "2015-06-15 22:32:39" },
  { height:  519557 , difficulty:  1087389 , date:  "2015-06-15 22:33:07" },
  { height:  519558 , difficulty:  1085617 , date:  "2015-06-15 22:33:39" },
  { height:  519559 , difficulty:  1079249 , date:  "2015-06-15 22:34:36" },
  { height:  519560 , difficulty:  1076797 , date:  "2015-06-15 22:34:46" },
  { height:  519561 , difficulty:  1077716 , date:  "2015-06-15 22:35:53" },
  { height:  519562 , difficulty:  1081672 , date:  "2015-06-15 22:36:52" },
  { height:  519563 , difficulty:  1080537 , date:  "2015-06-15 22:36:55" },
  { height:  519564 , difficulty:  1082054 , date:  "2015-06-15 22:37:07" },
  { height:  519565 , difficulty:  1084240 , date:  "2015-06-15 22:39:30" },
  { height:  519566 , difficulty:  1082458 , date:  "2015-06-15 22:40:16" },
  { height:  519567 , difficulty:  1080621 , date:  "2015-06-15 22:43:19" },
  { height:  519568 , difficulty:  1080588 , date:  "2015-06-15 22:43:24" },
  { height:  519569 , difficulty:  1081664 , date:  "2015-06-15 22:44:00" },
  { height:  519570 , difficulty:  1084286 , date:  "2015-06-15 22:46:02" },
  { height:  519571 , difficulty:  1072568 , date:  "2015-06-15 22:47:18" },
  { height:  519572 , difficulty:  1081746 , date:  "2015-06-15 22:47:19" },
  { height:  519573 , difficulty:  1072843 , date:  "2015-06-15 22:51:18" },
  { height:  519574 , difficulty:  1075418 , date:  "2015-06-15 22:51:22" },
  { height:  519575 , difficulty:  1071368 , date:  "2015-06-15 22:54:29" },
  { height:  519576 , difficulty:  1071311 , date:  "2015-06-15 22:54:33" },
  { height:  519577 , difficulty:  1072604 , date:  "2015-06-15 22:56:58" },
  { height:  519578 , difficulty:  1072747 , date:  "2015-06-15 22:58:06" },
  { height:  519579 , difficulty:  1073318 , date:  "2015-06-15 22:58:19" },
  { height:  519580 , difficulty:  1073600 , date:  "2015-06-15 23:00:07" },
  { height:  519581 , difficulty:  1074943 , date:  "2015-06-15 23:00:36" },
  { height:  519582 , difficulty:  1075064 , date:  "2015-06-15 23:02:35" },
  { height:  519583 , difficulty:  1070339 , date:  "2015-06-15 23:03:31" },
  { height:  519584 , difficulty:  1071444 , date:  "2015-06-15 23:03:35" },
  { height:  519585 , difficulty:  1073316 , date:  "2015-06-15 23:08:07" },
  { height:  519586 , difficulty:  1067187 , date:  "2015-06-15 23:08:13" },
  { height:  519587 , difficulty:  1066044 , date:  "2015-06-15 23:10:31" },
  { height:  519588 , difficulty:  1066402 , date:  "2015-06-15 23:10:33" },
  { height:  519589 , difficulty:  1063354 , date:  "2015-06-15 23:13:19" },
  { height:  519590 , difficulty:  1059039 , date:  "2015-06-15 23:15:19" },
  { height:  519591 , difficulty:  1059939 , date:  "2015-06-15 23:16:11" },
  { height:  519592 , difficulty:  1058819 , date:  "2015-06-15 23:16:48" },
  { height:  519593 , difficulty:  1058406 , date:  "2015-06-15 23:17:27" },
  { height:  519594 , difficulty:  1060191 , date:  "2015-06-15 23:18:49" },
  { height:  519595 , difficulty:  1058725 , date:  "2015-06-15 23:21:05" },
  { height:  519596 , difficulty:  1065825 , date:  "2015-06-15 23:21:27" },
  { height:  519597 , difficulty:  1067626 , date:  "2015-06-15 23:22:16" },
  { height:  519598 , difficulty:  1067183 , date:  "2015-06-15 23:24:59" },
  { height:  519599 , difficulty:  1068255 , date:  "2015-06-15 23:25:27" },
  { height:  519600 , difficulty:  1067375 , date:  "2015-06-15 23:29:49" },
  { height:  519601 , difficulty:  1066564 , date:  "2015-06-15 23:29:52" },
  { height:  519602 , difficulty:  1065068 , date:  "2015-06-15 23:33:28" },
  { height:  519603 , difficulty:  1064573 , date:  "2015-06-15 23:34:07" },
  { height:  519604 , difficulty:  1062854 , date:  "2015-06-15 23:34:12" },
  { height:  519605 , difficulty:  1062925 , date:  "2015-06-15 23:34:31" },
  { height:  519606 , difficulty:  1063941 , date:  "2015-06-15 23:34:38" },
  { height:  519607 , difficulty:  1057857 , date:  "2015-06-15 23:36:29" },
  { height:  519608 , difficulty:  1059022 , date:  "2015-06-15 23:36:49" },
  { height:  519609 , difficulty:  1058716 , date:  "2015-06-15 23:38:40" },
  { height:  519610 , difficulty:  1059817 , date:  "2015-06-15 23:39:29" },
  { height:  519611 , difficulty:  1056190 , date:  "2015-06-15 23:41:18" },
  { height:  519612 , difficulty:  1060047 , date:  "2015-06-15 23:42:42" },
  { height:  519613 , difficulty:  1062042 , date:  "2015-06-15 23:43:33" },
  { height:  519614 , difficulty:  1061962 , date:  "2015-06-15 23:43:46" },
  { height:  519615 , difficulty:  1062711 , date:  "2015-06-15 23:44:03" },
  { height:  519616 , difficulty:  1063991 , date:  "2015-06-15 23:43:43" },
  { height:  519617 , difficulty:  1060213 , date:  "2015-06-15 23:46:02" },
  { height:  519618 , difficulty:  1068566 , date:  "2015-06-15 23:46:07" },
  { height:  519619 , difficulty:  1068563 , date:  "2015-06-15 23:48:33" },
  { height:  519620 , difficulty:  1072527 , date:  "2015-06-15 23:48:36" },
  { height:  519621 , difficulty:  1062136 , date:  "2015-06-15 23:48:37" },
  { height:  519622 , difficulty:  1053607 , date:  "2015-06-15 23:49:35" },
  { height:  519623 , difficulty:  1057462 , date:  "2015-06-15 23:49:56" },
  { height:  519624 , difficulty:  1056086 , date:  "2015-06-15 23:51:20" },
  { height:  519625 , difficulty:  1057777 , date:  "2015-06-15 23:51:55" },
  { height:  519626 , difficulty:  1061162 , date:  "2015-06-15 23:52:21" },
  { height:  519627 , difficulty:  1057278 , date:  "2015-06-15 23:53:05" },
  { height:  519628 , difficulty:  1058963 , date:  "2015-06-15 23:53:09" },
  { height:  519629 , difficulty:  1070537 , date:  "2015-06-15 23:53:30" },
  { height:  519630 , difficulty:  1070694 , date:  "2015-06-15 23:55:05" },
  { height:  519631 , difficulty:  1071599 , date:  "2015-06-15 23:58:00" },
  { height:  519632 , difficulty:  1071909 , date:  "2015-06-15 23:58:04" },
  { height:  519633 , difficulty:  1071437 , date:  "2015-06-16 00:00:14" },
  { height:  519634 , difficulty:  1071972 , date:  "2015-06-16 00:01:46" },
  { height:  519635 , difficulty:  1078193 , date:  "2015-06-16 00:03:50" },
  { height:  519636 , difficulty:  1078285 , date:  "2015-06-16 00:04:03" },
  { height:  519637 , difficulty:  1077327 , date:  "2015-06-16 00:05:11" },
  { height:  519638 , difficulty:  1076048 , date:  "2015-06-16 00:05:15" },
  { height:  519639 , difficulty:  1076625 , date:  "2015-06-16 00:11:37" },
  { height:  519640 , difficulty:  1078454 , date:  "2015-06-16 00:12:43" },
  { height:  519641 , difficulty:  1074228 , date:  "2015-06-16 00:15:17" },
  { height:  519642 , difficulty:  1074290 , date:  "2015-06-16 00:16:34" },
  { height:  519643 , difficulty:  1069251 , date:  "2015-06-16 00:17:54" },
  { height:  519644 , difficulty:  1070865 , date:  "2015-06-16 00:17:41" },
  { height:  519645 , difficulty:  1069989 , date:  "2015-06-16 00:18:25" },
  { height:  519646 , difficulty:  1066484 , date:  "2015-06-16 00:22:28" },
  { height:  519647 , difficulty:  1065763 , date:  "2015-06-16 00:22:30" },
  { height:  519648 , difficulty:  1073465 , date:  "2015-06-16 00:22:41" },
  { height:  519649 , difficulty:  1066025 , date:  "2015-06-16 00:23:04" },
  { height:  519650 , difficulty:  1066955 , date:  "2015-06-16 00:23:43" },
  { height:  519651 , difficulty:  1062499 , date:  "2015-06-16 00:23:57" },
  { height:  519652 , difficulty:  1064624 , date:  "2015-06-16 00:24:12" },
  { height:  519653 , difficulty:  1061334 , date:  "2015-06-16 00:25:21" },
  { height:  519654 , difficulty:  1060280 , date:  "2015-06-16 00:28:35" },
  { height:  519655 , difficulty:  1061574 , date:  "2015-06-16 00:28:39" },
  { height:  519656 , difficulty:  1058906 , date:  "2015-06-16 00:29:39" },
  { height:  519657 , difficulty:  1062391 , date:  "2015-06-16 00:29:59" },
  { height:  519658 , difficulty:  1060040 , date:  "2015-06-16 00:31:10" },
  { height:  519659 , difficulty:  1058704 , date:  "2015-06-16 00:32:49" },
  { height:  519660 , difficulty:  1058915 , date:  "2015-06-16 00:34:18" },
  { height:  519661 , difficulty:  1059700 , date:  "2015-06-16 00:36:52" },
  { height:  519662 , difficulty:  1064094 , date:  "2015-06-16 00:38:24" },
  { height:  519663 , difficulty:  1060108 , date:  "2015-06-16 00:38:28" },
  { height:  519664 , difficulty:  1060914 , date:  "2015-06-16 00:38:38" },
  { height:  519665 , difficulty:  1058365 , date:  "2015-06-16 00:41:09" },
  { height:  519666 , difficulty:  1055008 , date:  "2015-06-16 00:42:43" },
  { height:  519667 , difficulty:  1053757 , date:  "2015-06-16 00:42:45" },
  { height:  519668 , difficulty:  1053785 , date:  "2015-06-16 00:43:02" },
  { height:  519669 , difficulty:  1054652 , date:  "2015-06-16 00:43:18" },
  { height:  519670 , difficulty:  1064012 , date:  "2015-06-16 00:43:21" },
  { height:  519671 , difficulty:  1061526 , date:  "2015-06-16 00:44:38" },
  { height:  519672 , difficulty:  1061974 , date:  "2015-06-16 00:45:20" },
  { height:  519673 , difficulty:  1065263 , date:  "2015-06-16 00:45:34" },
  { height:  519674 , difficulty:  1060459 , date:  "2015-06-16 00:46:34" },
  { height:  519675 , difficulty:  1060318 , date:  "2015-06-16 00:46:39" },
  { height:  519676 , difficulty:  1052684 , date:  "2015-06-16 00:48:09" },
  { height:  519677 , difficulty:  1053405 , date:  "2015-06-16 00:48:13" },
  { height:  519678 , difficulty:  1048052 , date:  "2015-06-16 00:49:37" },
  { height:  519679 , difficulty:  1049968 , date:  "2015-06-16 00:49:39" },
  { height:  519680 , difficulty:  1050142 , date:  "2015-06-16 00:49:55" },
  { height:  519681 , difficulty:  1051303 , date:  "2015-06-16 00:53:46" },
  { height:  519682 , difficulty:  1052252 , date:  "2015-06-16 00:54:41" },
  { height:  519683 , difficulty:  1051362 , date:  "2015-06-16 00:55:58" },
  { height:  519684 , difficulty:  1051090 , date:  "2015-06-16 00:57:56" },
  { height:  519685 , difficulty:  1048597 , date:  "2015-06-16 00:58:00" },
  { height:  519686 , difficulty:  1049871 , date:  "2015-06-16 01:00:59" },
  { height:  519687 , difficulty:  1049836 , date:  "2015-06-16 01:01:04" },
  { height:  519688 , difficulty:  1048550 , date:  "2015-06-16 01:01:45" },
  { height:  519689 , difficulty:  1048350 , date:  "2015-06-16 01:02:07" },
  { height:  519690 , difficulty:  1050305 , date:  "2015-06-16 01:02:10" },
  { height:  519691 , difficulty:  1057560 , date:  "2015-06-16 01:03:29" },
  { height:  519692 , difficulty:  1057328 , date:  "2015-06-16 01:03:54" },
  { height:  519693 , difficulty:  1055372 , date:  "2015-06-16 01:04:18" },
  { height:  519694 , difficulty:  1055623 , date:  "2015-06-16 01:12:45" },
  { height:  519695 , difficulty:  1055002 , date:  "2015-06-16 01:12:08" },
  { height:  519696 , difficulty:  1059573 , date:  "2015-06-16 01:12:48" },
  { height:  519697 , difficulty:  1059783 , date:  "2015-06-16 01:12:50" },
  { height:  519698 , difficulty:  1060260 , date:  "2015-06-16 01:13:36" },
  { height:  519699 , difficulty:  1061556 , date:  "2015-06-16 01:13:51" },
  { height:  519700 , difficulty:  1060670 , date:  "2015-06-16 01:14:23" },
  { height:  519701 , difficulty:  1062555 , date:  "2015-06-16 01:15:07" },
  { height:  519702 , difficulty:  1066933 , date:  "2015-06-16 01:16:05" },
  { height:  519703 , difficulty:  1072171 , date:  "2015-06-16 01:16:47" },
  { height:  519704 , difficulty:  1072371 , date:  "2015-06-16 01:16:51" },
  { height:  519705 , difficulty:  1073795 , date:  "2015-06-16 01:17:41" },
  { height:  519706 , difficulty:  1071007 , date:  "2015-06-16 01:18:52" },
  { height:  519707 , difficulty:  1066963 , date:  "2015-06-16 01:19:46" },
  { height:  519708 , difficulty:  1067192 , date:  "2015-06-16 01:20:12" },
  { height:  519709 , difficulty:  1064412 , date:  "2015-06-16 01:22:00" },
  { height:  519710 , difficulty:  1062450 , date:  "2015-06-16 01:22:02" },
  { height:  519711 , difficulty:  1058859 , date:  "2015-06-16 01:24:19" },
  { height:  519712 , difficulty:  1060188 , date:  "2015-06-16 01:27:13" },
  { height:  519713 , difficulty:  1061140 , date:  "2015-06-16 01:27:32" },
  { height:  519714 , difficulty:  1061400 , date:  "2015-06-16 01:28:00" },
  { height:  519715 , difficulty:  1053130 , date:  "2015-06-16 01:29:30" },
  { height:  519716 , difficulty:  1051539 , date:  "2015-06-16 01:31:07" },
  { height:  519717 , difficulty:  1047271 , date:  "2015-06-16 01:31:13" },
  { height:  519718 , difficulty:  1045528 , date:  "2015-06-16 01:31:16" },
  { height:  519719 , difficulty:  1045666 , date:  "2015-06-16 01:32:24" },
  { height:  519720 , difficulty:  1045552 , date:  "2015-06-16 01:32:26" },
  { height:  519721 , difficulty:  1045344 , date:  "2015-06-16 01:32:28" },
  { height:  519722 , difficulty:  1038247 , date:  "2015-06-16 01:36:26" },
  { height:  519723 , difficulty:  1039324 , date:  "2015-06-16 01:36:33" },
  { height:  519724 , difficulty:  1041691 , date:  "2015-06-16 01:37:44" },
  { height:  519725 , difficulty:  1042356 , date:  "2015-06-16 01:37:57" },
  { height:  519726 , difficulty:  1042359 , date:  "2015-06-16 01:40:23" },
  { height:  519727 , difficulty:  1042142 , date:  "2015-06-16 01:40:26" },
  { height:  519728 , difficulty:  1042475 , date:  "2015-06-16 01:43:14" },
  { height:  519729 , difficulty:  1047257 , date:  "2015-06-16 01:43:19" },
  { height:  519730 , difficulty:  1041643 , date:  "2015-06-16 01:44:02" },
  { height:  519731 , difficulty:  1042118 , date:  "2015-06-16 01:44:03" },
  { height:  519732 , difficulty:  1040841 , date:  "2015-06-16 01:46:03" },
  { height:  519733 , difficulty:  1043157 , date:  "2015-06-16 01:46:08" },
  { height:  519734 , difficulty:  1041396 , date:  "2015-06-16 01:47:28" },
  { height:  519735 , difficulty:  1041380 , date:  "2015-06-16 01:47:42" },
  { height:  519736 , difficulty:  1039052 , date:  "2015-06-16 01:47:46" },
  { height:  519737 , difficulty:  1036422 , date:  "2015-06-16 01:47:58" },
  { height:  519738 , difficulty:  1035450 , date:  "2015-06-16 01:48:26" },
  { height:  519739 , difficulty:  1036731 , date:  "2015-06-16 01:50:21" },
  { height:  519740 , difficulty:  1038316 , date:  "2015-06-16 01:51:52" },
  { height:  519741 , difficulty:  1036584 , date:  "2015-06-16 01:52:20" },
  { height:  519742 , difficulty:  1035595 , date:  "2015-06-16 01:52:52" },
  { height:  519743 , difficulty:  1035763 , date:  "2015-06-16 01:53:38" },
  { height:  519744 , difficulty:  1036822 , date:  "2015-06-16 01:53:49" },
  { height:  519745 , difficulty:  1040997 , date:  "2015-06-16 01:54:47" },
  { height:  519746 , difficulty:  1041741 , date:  "2015-06-16 01:55:28" },
  { height:  519747 , difficulty:  1040440 , date:  "2015-06-16 01:55:48" },
  { height:  519748 , difficulty:  1047793 , date:  "2015-06-16 01:57:40" },
  { height:  519749 , difficulty:  1047703 , date:  "2015-06-16 01:57:51" },
  { height:  519750 , difficulty:  1052302 , date:  "2015-06-16 01:57:57" },
  { height:  519751 , difficulty:  1052538 , date:  "2015-06-16 01:59:41" },
  { height:  519752 , difficulty:  1051717 , date:  "2015-06-16 02:02:32" },
  { height:  519753 , difficulty:  1051814 , date:  "2015-06-16 02:03:28" },
  { height:  519754 , difficulty:  1049759 , date:  "2015-06-16 02:03:31" },
  { height:  519755 , difficulty:  1052135 , date:  "2015-06-16 02:03:50" },
  { height:  519756 , difficulty:  1053626 , date:  "2015-06-16 02:03:56" },
  { height:  519757 , difficulty:  1046943 , date:  "2015-06-16 02:05:00" },
  { height:  519758 , difficulty:  1052140 , date:  "2015-06-16 02:07:58" },
  { height:  519759 , difficulty:  1050632 , date:  "2015-06-16 02:08:07" },
  { height:  519760 , difficulty:  1047297 , date:  "2015-06-16 02:08:40" },
  { height:  519761 , difficulty:  1053273 , date:  "2015-06-16 02:10:18" },
  { height:  519762 , difficulty:  1048066 , date:  "2015-06-16 02:10:22" },
  { height:  519763 , difficulty:  1048713 , date:  "2015-06-16 02:11:37" },
  { height:  519764 , difficulty:  1047781 , date:  "2015-06-16 02:15:21" },
  { height:  519765 , difficulty:  1049703 , date:  "2015-06-16 02:15:24" },
  { height:  519766 , difficulty:  1049862 , date:  "2015-06-16 02:16:28" },
  { height:  519767 , difficulty:  1047858 , date:  "2015-06-16 02:17:35" },
  { height:  519768 , difficulty:  1048706 , date:  "2015-06-16 02:17:38" },
  { height:  519769 , difficulty:  1048216 , date:  "2015-06-16 02:17:56" },
  { height:  519770 , difficulty:  1034397 , date:  "2015-06-16 02:18:19" },
  { height:  519771 , difficulty:  1036914 , date:  "2015-06-16 02:19:54" },
  { height:  519772 , difficulty:  1041302 , date:  "2015-06-16 02:19:58" },
  { height:  519773 , difficulty:  1041493 , date:  "2015-06-16 02:22:31" },
  { height:  519774 , difficulty:  1041537 , date:  "2015-06-16 02:23:03" },
  { height:  519775 , difficulty:  1042901 , date:  "2015-06-16 02:24:00" },
  { height:  519776 , difficulty:  1047763 , date:  "2015-06-16 02:25:45" },
  { height:  519777 , difficulty:  1046788 , date:  "2015-06-16 02:25:35" },
  { height:  519778 , difficulty:  1046431 , date:  "2015-06-16 02:26:40" },
  { height:  519779 , difficulty:  1045544 , date:  "2015-06-16 02:25:50" },
  { height:  519780 , difficulty:  1046122 , date:  "2015-06-16 02:26:37" },
  { height:  519781 , difficulty:  1044989 , date:  "2015-06-16 02:26:38" },
  { height:  519782 , difficulty:  1046650 , date:  "2015-06-16 02:27:01" },
  { height:  519783 , difficulty:  1048098 , date:  "2015-06-16 02:27:08" },
  { height:  519784 , difficulty:  1051491 , date:  "2015-06-16 02:29:49" },
  { height:  519785 , difficulty:  1050422 , date:  "2015-06-16 02:30:41" },
  { height:  519786 , difficulty:  1050805 , date:  "2015-06-16 02:31:49" },
  { height:  519787 , difficulty:  1050685 , date:  "2015-06-16 02:33:05" },
  { height:  519788 , difficulty:  1048089 , date:  "2015-06-16 02:35:28" },
  { height:  519789 , difficulty:  1048154 , date:  "2015-06-16 02:36:54" },
  { height:  519790 , difficulty:  1047675 , date:  "2015-06-16 02:37:17" },
  { height:  519791 , difficulty:  1045322 , date:  "2015-06-16 02:42:49" },
  { height:  519792 , difficulty:  1047082 , date:  "2015-06-16 02:43:51" },
  { height:  519793 , difficulty:  1049051 , date:  "2015-06-16 02:44:48" },
  { height:  519794 , difficulty:  1049236 , date:  "2015-06-16 02:44:58" },
  { height:  519795 , difficulty:  1050754 , date:  "2015-06-16 02:47:18" },
  { height:  519796 , difficulty:  1051001 , date:  "2015-06-16 02:48:03" },
  { height:  519797 , difficulty:  1051945 , date:  "2015-06-16 02:49:25" },
  { height:  519798 , difficulty:  1048424 , date:  "2015-06-16 02:52:47" },
  { height:  519799 , difficulty:  1050345 , date:  "2015-06-16 02:53:04" },
  { height:  519800 , difficulty:  1051640 , date:  "2015-06-16 02:58:46" },
  { height:  519801 , difficulty:  1053852 , date:  "2015-06-16 02:58:49" },
  { height:  519802 , difficulty:  1049626 , date:  "2015-06-16 02:59:37" },
  { height:  519803 , difficulty:  1050856 , date:  "2015-06-16 02:59:43" },
  { height:  519804 , difficulty:  1046837 , date:  "2015-06-16 02:59:59" },
  { height:  519805 , difficulty:  1050613 , date:  "2015-06-16 03:00:51" },
  { height:  519806 , difficulty:  1052885 , date:  "2015-06-16 03:01:32" },
  { height:  519807 , difficulty:  1053064 , date:  "2015-06-16 03:03:19" },
  { height:  519808 , difficulty:  1052270 , date:  "2015-06-16 03:03:54" },
  { height:  519809 , difficulty:  1052423 , date:  "2015-06-16 03:11:00" },
  { height:  519810 , difficulty:  1055094 , date:  "2015-06-16 03:12:37" },
  { height:  519811 , difficulty:  1054961 , date:  "2015-06-16 03:13:47" },
  { height:  519812 , difficulty:  1055979 , date:  "2015-06-16 03:17:12" },
  { height:  519813 , difficulty:  1056965 , date:  "2015-06-16 03:17:28" },
  { height:  519814 , difficulty:  1057585 , date:  "2015-06-16 03:19:33" },
  { height:  519815 , difficulty:  1056221 , date:  "2015-06-16 03:19:50" },
  { height:  519816 , difficulty:  1053740 , date:  "2015-06-16 03:23:09" },
  { height:  519817 , difficulty:  1054093 , date:  "2015-06-16 03:26:20" },
  { height:  519818 , difficulty:  1054597 , date:  "2015-06-16 03:27:15" },
  { height:  519819 , difficulty:  1061629 , date:  "2015-06-16 03:29:04" },
  { height:  519820 , difficulty:  1061586 , date:  "2015-06-16 03:29:27" },
  { height:  519821 , difficulty:  1062018 , date:  "2015-06-16 03:33:00" },
  { height:  519822 , difficulty:  1062852 , date:  "2015-06-16 03:33:31" },
  { height:  519823 , difficulty:  1062417 , date:  "2015-06-16 03:36:00" },
  { height:  519824 , difficulty:  1061788 , date:  "2015-06-16 03:36:52" },
  { height:  519825 , difficulty:  1061746 , date:  "2015-06-16 03:38:53" },
  { height:  519826 , difficulty:  1061782 , date:  "2015-06-16 03:38:56" },
  { height:  519827 , difficulty:  1059728 , date:  "2015-06-16 03:39:06" },
  { height:  519828 , difficulty:  1059268 , date:  "2015-06-16 03:40:52" },
  { height:  519829 , difficulty:  1057890 , date:  "2015-06-16 03:41:13" },
  { height:  519830 , difficulty:  1059534 , date:  "2015-06-16 03:43:15" },
  { height:  519831 , difficulty:  1063309 , date:  "2015-06-16 03:45:15" },
  { height:  519832 , difficulty:  1067384 , date:  "2015-06-16 03:46:24" },
  { height:  519833 , difficulty:  1065738 , date:  "2015-06-16 03:47:26" },
  { height:  519834 , difficulty:  1062050 , date:  "2015-06-16 03:49:09" },
  { height:  519835 , difficulty:  1062340 , date:  "2015-06-16 03:49:26" },
  { height:  519836 , difficulty:  1061729 , date:  "2015-06-16 03:51:10" },
  { height:  519837 , difficulty:  1061655 , date:  "2015-06-16 03:53:07" },
  { height:  519838 , difficulty:  1063045 , date:  "2015-06-16 03:53:37" },
  { height:  519839 , difficulty:  1061479 , date:  "2015-06-16 03:55:11" },
  { height:  519840 , difficulty:  1055859 , date:  "2015-06-16 03:56:00" },
  { height:  519841 , difficulty:  1058941 , date:  "2015-06-16 03:56:03" },
  { height:  519842 , difficulty:  1057294 , date:  "2015-06-16 04:00:59" },
  { height:  519843 , difficulty:  1058049 , date:  "2015-06-16 04:03:17" },
  { height:  519844 , difficulty:  1058197 , date:  "2015-06-16 04:03:19" },
  { height:  519845 , difficulty:  1061497 , date:  "2015-06-16 04:03:42" },
  { height:  519846 , difficulty:  1060971 , date:  "2015-06-16 04:05:03" },
  { height:  519847 , difficulty:  1058214 , date:  "2015-06-16 04:05:27" },
  { height:  519848 , difficulty:  1058684 , date:  "2015-06-16 04:07:18" },
  { height:  519849 , difficulty:  1054437 , date:  "2015-06-16 04:07:38" },
  { height:  519850 , difficulty:  1055082 , date:  "2015-06-16 04:07:52" },
  { height:  519851 , difficulty:  1053883 , date:  "2015-06-16 04:08:30" },
  { height:  519852 , difficulty:  1051888 , date:  "2015-06-16 04:08:55" },
  { height:  519853 , difficulty:  1055532 , date:  "2015-06-16 04:09:18" },
  { height:  519854 , difficulty:  1056277 , date:  "2015-06-16 04:12:24" },
  { height:  519855 , difficulty:  1055259 , date:  "2015-06-16 04:11:43" },
  { height:  519856 , difficulty:  1055395 , date:  "2015-06-16 04:14:30" },
  { height:  519857 , difficulty:  1056408 , date:  "2015-06-16 04:14:46" },
  { height:  519858 , difficulty:  1056115 , date:  "2015-06-16 04:14:57" },
  { height:  519859 , difficulty:  1057740 , date:  "2015-06-16 04:15:51" },
  { height:  519860 , difficulty:  1057911 , date:  "2015-06-16 04:18:08" },
  { height:  519861 , difficulty:  1056526 , date:  "2015-06-16 04:18:21" },
  { height:  519862 , difficulty:  1056782 , date:  "2015-06-16 04:18:29" },
  { height:  519863 , difficulty:  1056761 , date:  "2015-06-16 04:19:55" },
  { height:  519864 , difficulty:  1053502 , date:  "2015-06-16 04:20:55" },
  { height:  519865 , difficulty:  1051975 , date:  "2015-06-16 04:23:07" },
  { height:  519866 , difficulty:  1052404 , date:  "2015-06-16 04:24:08" },
  { height:  519867 , difficulty:  1043691 , date:  "2015-06-16 04:24:28" },
  { height:  519868 , difficulty:  1042079 , date:  "2015-06-16 04:26:21" },
  { height:  519869 , difficulty:  1042036 , date:  "2015-06-16 04:26:29" },
  { height:  519870 , difficulty:  1042873 , date:  "2015-06-16 04:27:51" },
  { height:  519871 , difficulty:  1039124 , date:  "2015-06-16 04:29:21" },
  { height:  519872 , difficulty:  1038468 , date:  "2015-06-16 04:29:59" },
  { height:  519873 , difficulty:  1036407 , date:  "2015-06-16 04:30:24" },
  { height:  519874 , difficulty:  1031105 , date:  "2015-06-16 04:31:06" },
  { height:  519875 , difficulty:  1031233 , date:  "2015-06-16 04:32:54" },
  { height:  519876 , difficulty:  1022124 , date:  "2015-06-16 04:34:02" },
  { height:  519877 , difficulty:  1025651 , date:  "2015-06-16 04:36:56" },
  { height:  519878 , difficulty:  1028064 , date:  "2015-06-16 04:37:50" },
  { height:  519879 , difficulty:  1028162 , date:  "2015-06-16 04:37:55" },
  { height:  519880 , difficulty:  1028164 , date:  "2015-06-16 04:38:39" },
  { height:  519881 , difficulty:  1027547 , date:  "2015-06-16 04:43:57" },
  { height:  519882 , difficulty:  1033589 , date:  "2015-06-16 04:44:03" },
  { height:  519883 , difficulty:  1036132 , date:  "2015-06-16 04:45:56" },
  { height:  519884 , difficulty:  1035394 , date:  "2015-06-16 04:47:39" },
  { height:  519885 , difficulty:  1034336 , date:  "2015-06-16 04:49:37" },
  { height:  519886 , difficulty:  1031876 , date:  "2015-06-16 04:49:45" },
  { height:  519887 , difficulty:  1030519 , date:  "2015-06-16 04:50:21" },
  { height:  519888 , difficulty:  1025901 , date:  "2015-06-16 04:50:41" },
  { height:  519889 , difficulty:  1026014 , date:  "2015-06-16 04:52:30" },
  { height:  519890 , difficulty:  1024502 , date:  "2015-06-16 04:52:53" },
  { height:  519891 , difficulty:  1024188 , date:  "2015-06-16 04:56:47" },
  { height:  519892 , difficulty:  1019089 , date:  "2015-06-16 04:56:50" },
  { height:  519893 , difficulty:  1014962 , date:  "2015-06-16 04:57:45" },
  { height:  519894 , difficulty:  1013619 , date:  "2015-06-16 04:58:02" },
  { height:  519895 , difficulty:  1011193 , date:  "2015-06-16 04:59:01" },
  { height:  519896 , difficulty:  1011207 , date:  "2015-06-16 04:59:18" },
  { height:  519897 , difficulty:  1006321 , date:  "2015-06-16 05:00:20" },
  { height:  519898 , difficulty:  1007111 , date:  "2015-06-16 05:04:56" },
  { height:  519899 , difficulty:  1005017 , date:  "2015-06-16 05:05:00" },
  { height:  519900 , difficulty:  1007363 , date:  "2015-06-16 05:05:10" },
  { height:  519901 , difficulty:  1006362 , date:  "2015-06-16 05:07:01" },
  { height:  519902 , difficulty:  1010419 , date:  "2015-06-16 05:08:04" },
  { height:  519903 , difficulty:  1010624 , date:  "2015-06-16 05:08:20" },
  { height:  519904 , difficulty:  1009175 , date:  "2015-06-16 05:08:24" },
  { height:  519905 , difficulty:  1009569 , date:  "2015-06-16 05:10:25" },
  { height:  519906 , difficulty:  1007406 , date:  "2015-06-16 05:10:27" },
  { height:  519907 , difficulty:  1005456 , date:  "2015-06-16 05:13:49" },
  { height:  519908 , difficulty:  1003799 , date:  "2015-06-16 05:14:14" },
  { height:  519909 , difficulty:  1005210 , date:  "2015-06-16 05:14:27" },
  { height:  519910 , difficulty:  1002611 , date:  "2015-06-16 05:15:00" },
  { height:  519911 , difficulty:  1004855 , date:  "2015-06-16 05:17:46" },
  { height:  519912 , difficulty:  1002688 , date:  "2015-06-16 05:17:51" },
  { height:  519913 , difficulty:  999751 , date:  "2015-06-16 05:18:20" },
  { height:  519914 , difficulty:  999764 , date:  "2015-06-16 05:18:44" },
  { height:  519915 , difficulty:  997594 , date:  "2015-06-16 05:19:52" },
  { height:  519916 , difficulty:  996575 , date:  "2015-06-16 05:19:57" },
  { height:  519917 , difficulty:  998112 , date:  "2015-06-16 05:20:00" },
  { height:  519918 , difficulty:  992606 , date:  "2015-06-16 05:20:27" },
  { height:  519919 , difficulty:  993916 , date:  "2015-06-16 05:20:41" },
  { height:  519920 , difficulty:  996326 , date:  "2015-06-16 05:21:32" },
  { height:  519921 , difficulty:  995913 , date:  "2015-06-16 05:24:47" },
  { height:  519922 , difficulty:  993952 , date:  "2015-06-16 05:24:54" },
  { height:  519923 , difficulty:  996927 , date:  "2015-06-16 05:24:58" },
  { height:  519924 , difficulty:  994292 , date:  "2015-06-16 05:27:20" },
  { height:  519925 , difficulty:  995468 , date:  "2015-06-16 05:28:06" },
  { height:  519926 , difficulty:  1000003 , date:  "2015-06-16 05:32:12" },
  { height:  519927 , difficulty:  1001268 , date:  "2015-06-16 05:37:05" },
  { height:  519928 , difficulty:  1002993 , date:  "2015-06-16 05:39:28" },
  { height:  519929 , difficulty:  1004136 , date:  "2015-06-16 05:41:14" },
  { height:  519930 , difficulty:  1000434 , date:  "2015-06-16 05:41:15" },
  { height:  519931 , difficulty:  999510 , date:  "2015-06-16 05:41:22" },
  { height:  519932 , difficulty:  997003 , date:  "2015-06-16 05:42:03" },
  { height:  519933 , difficulty:  997719 , date:  "2015-06-16 05:47:04" },
  { height:  519934 , difficulty:  1001827 , date:  "2015-06-16 05:47:26" },
  { height:  519935 , difficulty:  1001687 , date:  "2015-06-16 05:48:03" },
  { height:  519936 , difficulty:  1000314 , date:  "2015-06-16 05:49:06" },
  { height:  519937 , difficulty:  1000790 , date:  "2015-06-16 05:49:34" },
  { height:  519938 , difficulty:  1000893 , date:  "2015-06-16 05:51:31" },
  { height:  519939 , difficulty:  999543 , date:  "2015-06-16 05:52:51" },
  { height:  519940 , difficulty:  998111 , date:  "2015-06-16 05:53:23" },
  { height:  519941 , difficulty:  994949 , date:  "2015-06-16 05:55:06" },
  { height:  519942 , difficulty:  994620 , date:  "2015-06-16 05:57:26" },
  { height:  519943 , difficulty:  998388 , date:  "2015-06-16 05:59:41" },
  { height:  519944 , difficulty:  996113 , date:  "2015-06-16 05:59:04" },
  { height:  519945 , difficulty:  998892 , date:  "2015-06-16 05:59:31" },
  { height:  519946 , difficulty:  998108 , date:  "2015-06-16 05:59:18" },
  { height:  519947 , difficulty:  997678 , date:  "2015-06-16 06:00:21" },
  { height:  519948 , difficulty:  996874 , date:  "2015-06-16 06:00:27" },
  { height:  519949 , difficulty:  996519 , date:  "2015-06-16 06:02:01" },
  { height:  519950 , difficulty:  998690 , date:  "2015-06-16 06:04:11" },
  { height:  519951 , difficulty:  996367 , date:  "2015-06-16 06:06:38" },
  { height:  519952 , difficulty:  994695 , date:  "2015-06-16 06:11:00" },
  { height:  519953 , difficulty:  990343 , date:  "2015-06-16 06:11:19" },
  { height:  519954 , difficulty:  989053 , date:  "2015-06-16 06:13:17" },
  { height:  519955 , difficulty:  989073 , date:  "2015-06-16 06:13:51" },
  { height:  519956 , difficulty:  988672 , date:  "2015-06-16 06:15:04" },
  { height:  519957 , difficulty:  982968 , date:  "2015-06-16 06:15:39" },
  { height:  519958 , difficulty:  984303 , date:  "2015-06-16 06:15:55" },
  { height:  519959 , difficulty:  987979 , date:  "2015-06-16 06:16:29" },
  { height:  519960 , difficulty:  985458 , date:  "2015-06-16 06:17:13" },
  { height:  519961 , difficulty:  990208 , date:  "2015-06-16 06:17:56" },
  { height:  519962 , difficulty:  990150 , date:  "2015-06-16 06:17:58" },
  { height:  519963 , difficulty:  991409 , date:  "2015-06-16 06:19:41" },
  { height:  519964 , difficulty:  991606 , date:  "2015-06-16 06:19:46" },
  { height:  519965 , difficulty:  989826 , date:  "2015-06-16 06:19:59" },
  { height:  519966 , difficulty:  989858 , date:  "2015-06-16 06:20:05" },
  { height:  519967 , difficulty:  985723 , date:  "2015-06-16 06:20:37" },
  { height:  519968 , difficulty:  986232 , date:  "2015-06-16 06:21:41" },
  { height:  519969 , difficulty:  989514 , date:  "2015-06-16 06:21:41" },
  { height:  519970 , difficulty:  989885 , date:  "2015-06-16 06:22:13" },
  { height:  519971 , difficulty:  988491 , date:  "2015-06-16 06:22:27" },
  { height:  519972 , difficulty:  988883 , date:  "2015-06-16 06:24:40" },
  { height:  519973 , difficulty:  987483 , date:  "2015-06-16 06:25:21" },
  { height:  519974 , difficulty:  982345 , date:  "2015-06-16 06:26:08" },
  { height:  519975 , difficulty:  983760 , date:  "2015-06-16 06:26:09" },
  { height:  519976 , difficulty:  983550 , date:  "2015-06-16 06:26:39" },
  { height:  519977 , difficulty:  981191 , date:  "2015-06-16 06:31:20" },
  { height:  519978 , difficulty:  980710 , date:  "2015-06-16 06:33:27" },
  { height:  519979 , difficulty:  980766 , date:  "2015-06-16 06:34:11" },
  { height:  519980 , difficulty:  986038 , date:  "2015-06-16 06:34:15" },
  { height:  519981 , difficulty:  983592 , date:  "2015-06-16 06:36:22" },
  { height:  519982 , difficulty:  983617 , date:  "2015-06-16 06:37:40" },
  { height:  519983 , difficulty:  980091 , date:  "2015-06-16 06:40:00" },
  { height:  519984 , difficulty:  979514 , date:  "2015-06-16 06:40:47" },
  { height:  519985 , difficulty:  979246 , date:  "2015-06-16 06:40:52" },
  { height:  519986 , difficulty:  979739 , date:  "2015-06-16 06:43:13" },
  { height:  519987 , difficulty:  977411 , date:  "2015-06-16 06:47:08" },
  { height:  519988 , difficulty:  977417 , date:  "2015-06-16 06:49:48" },
  { height:  519989 , difficulty:  976955 , date:  "2015-06-16 06:50:16" },
  { height:  519990 , difficulty:  976469 , date:  "2015-06-16 06:50:30" },
  { height:  519991 , difficulty:  976667 , date:  "2015-06-16 06:50:45" },
  { height:  519992 , difficulty:  979303 , date:  "2015-06-16 06:51:48" },
  { height:  519993 , difficulty:  981491 , date:  "2015-06-16 06:52:10" },
  { height:  519994 , difficulty:  980834 , date:  "2015-06-16 06:56:35" },
  { height:  519995 , difficulty:  981581 , date:  "2015-06-16 06:57:53" },
  { height:  519996 , difficulty:  982407 , date:  "2015-06-16 06:58:56" },
  { height:  519997 , difficulty:  977532 , date:  "2015-06-16 07:01:09" },
  { height:  519998 , difficulty:  978372 , date:  "2015-06-16 07:03:41" },
  { height:  519999 , difficulty:  978472 , date:  "2015-06-16 07:05:39" },
  { height:  520000 , difficulty:  980757 , date:  "2015-06-16 07:06:40" },
  { height:  520001 , difficulty:  980084 , date:  "2015-06-16 07:10:57" },
  { height:  520002 , difficulty:  973896 , date:  "2015-06-16 07:12:11" },
  { height:  520003 , difficulty:  967565 , date:  "2015-06-16 07:13:10" },
  { height:  520004 , difficulty:  964107 , date:  "2015-06-16 07:13:28" },
  { height:  520005 , difficulty:  965603 , date:  "2015-06-16 07:13:41" },
  { height:  520006 , difficulty:  965744 , date:  "2015-06-16 07:13:58" },
  { height:  520007 , difficulty:  966860 , date:  "2015-06-16 07:15:39" },
  { height:  520008 , difficulty:  967496 , date:  "2015-06-16 07:17:09" },
  { height:  520009 , difficulty:  960104 , date:  "2015-06-16 07:18:38" },
  { height:  520010 , difficulty:  959658 , date:  "2015-06-16 07:19:30" },
  { height:  520011 , difficulty:  959157 , date:  "2015-06-16 07:20:04" },
  { height:  520012 , difficulty:  958900 , date:  "2015-06-16 07:21:03" },
  { height:  520013 , difficulty:  959582 , date:  "2015-06-16 07:21:14" },
  { height:  520014 , difficulty:  958338 , date:  "2015-06-16 07:21:31" },
  { height:  520015 , difficulty:  956506 , date:  "2015-06-16 07:21:57" },
  { height:  520016 , difficulty:  956290 , date:  "2015-06-16 07:22:18" },
  { height:  520017 , difficulty:  956018 , date:  "2015-06-16 07:22:45" },
  { height:  520018 , difficulty:  953544 , date:  "2015-06-16 07:26:16" },
  { height:  520019 , difficulty:  951749 , date:  "2015-06-16 07:26:39" },
  { height:  520020 , difficulty:  952214 , date:  "2015-06-16 07:27:23" },
  { height:  520021 , difficulty:  961884 , date:  "2015-06-16 07:31:59" },
  { height:  520022 , difficulty:  963609 , date:  "2015-06-16 07:32:01" },
  { height:  520023 , difficulty:  963994 , date:  "2015-06-16 07:32:34" },
  { height:  520024 , difficulty:  964775 , date:  "2015-06-16 07:34:03" },
  { height:  520025 , difficulty:  962563 , date:  "2015-06-16 07:34:07" },
  { height:  520026 , difficulty:  961805 , date:  "2015-06-16 07:34:26" },
  { height:  520027 , difficulty:  962656 , date:  "2015-06-16 07:35:53" },
  { height:  520028 , difficulty:  958830 , date:  "2015-06-16 07:40:35" },
  { height:  520029 , difficulty:  960367 , date:  "2015-06-16 07:42:35" },
  { height:  520030 , difficulty:  959477 , date:  "2015-06-16 07:42:50" },
  { height:  520031 , difficulty:  958761 , date:  "2015-06-16 07:42:58" },
  { height:  520032 , difficulty:  957355 , date:  "2015-06-16 07:43:13" },
  { height:  520033 , difficulty:  956583 , date:  "2015-06-16 07:44:01" },
  { height:  520034 , difficulty:  958447 , date:  "2015-06-16 07:45:12" },
  { height:  520035 , difficulty:  957669 , date:  "2015-06-16 07:45:32" },
  { height:  520036 , difficulty:  959990 , date:  "2015-06-16 07:46:08" },
  { height:  520037 , difficulty:  958999 , date:  "2015-06-16 07:47:50" },
  { height:  520038 , difficulty:  960404 , date:  "2015-06-16 07:50:31" },
  { height:  520039 , difficulty:  959240 , date:  "2015-06-16 07:50:43" },
  { height:  520040 , difficulty:  960573 , date:  "2015-06-16 07:53:37" },
  { height:  520041 , difficulty:  961139 , date:  "2015-06-16 07:54:01" },
  { height:  520042 , difficulty:  961606 , date:  "2015-06-16 07:56:14" },
  { height:  520043 , difficulty:  961100 , date:  "2015-06-16 07:57:23" },
  { height:  520044 , difficulty:  959656 , date:  "2015-06-16 07:58:00" },
  { height:  520045 , difficulty:  961220 , date:  "2015-06-16 07:59:23" },
  { height:  520046 , difficulty:  961349 , date:  "2015-06-16 08:00:24" },
  { height:  520047 , difficulty:  964037 , date:  "2015-06-16 08:00:42" },
  { height:  520048 , difficulty:  960757 , date:  "2015-06-16 08:00:48" },
  { height:  520049 , difficulty:  962192 , date:  "2015-06-16 08:02:50" },
  { height:  520050 , difficulty:  961828 , date:  "2015-06-16 08:03:21" },
  { height:  520051 , difficulty:  961940 , date:  "2015-06-16 08:04:07" },
  { height:  520052 , difficulty:  961851 , date:  "2015-06-16 08:06:55" },
  { height:  520053 , difficulty:  954928 , date:  "2015-06-16 08:09:46" },
  { height:  520054 , difficulty:  952668 , date:  "2015-06-16 08:10:13" },
  { height:  520055 , difficulty:  951652 , date:  "2015-06-16 08:12:56" },
  { height:  520056 , difficulty:  952523 , date:  "2015-06-16 08:14:01" },
  { height:  520057 , difficulty:  955422 , date:  "2015-06-16 08:15:16" },
  { height:  520058 , difficulty:  953987 , date:  "2015-06-16 08:16:04" },
  { height:  520059 , difficulty:  952090 , date:  "2015-06-16 08:17:18" },
  { height:  520060 , difficulty:  950999 , date:  "2015-06-16 08:18:17" },
  { height:  520061 , difficulty:  952529 , date:  "2015-06-16 08:19:06" },
  { height:  520062 , difficulty:  949469 , date:  "2015-06-16 08:20:27" },
  { height:  520063 , difficulty:  945249 , date:  "2015-06-16 08:20:38" },
  { height:  520064 , difficulty:  943209 , date:  "2015-06-16 08:22:23" },
  { height:  520065 , difficulty:  944039 , date:  "2015-06-16 08:22:36" },
  { height:  520066 , difficulty:  950416 , date:  "2015-06-16 08:23:34" },
  { height:  520067 , difficulty:  953843 , date:  "2015-06-16 08:24:09" },
  { height:  520068 , difficulty:  952380 , date:  "2015-06-16 08:27:45" },
  { height:  520069 , difficulty:  955412 , date:  "2015-06-16 08:28:00" },
  { height:  520070 , difficulty:  949078 , date:  "2015-06-16 08:29:20" },
  { height:  520071 , difficulty:  949344 , date:  "2015-06-16 08:31:25" },
  { height:  520072 , difficulty:  949929 , date:  "2015-06-16 08:32:01" },
  { height:  520073 , difficulty:  948038 , date:  "2015-06-16 08:32:43" },
  { height:  520074 , difficulty:  944425 , date:  "2015-06-16 08:33:58" },
  { height:  520075 , difficulty:  942722 , date:  "2015-06-16 08:34:26" },
  { height:  520076 , difficulty:  944332 , date:  "2015-06-16 08:34:29" },
  { height:  520077 , difficulty:  939474 , date:  "2015-06-16 08:35:58" },
  { height:  520078 , difficulty:  937789 , date:  "2015-06-16 08:36:22" },
  { height:  520079 , difficulty:  936712 , date:  "2015-06-16 08:36:34" },
  { height:  520080 , difficulty:  937117 , date:  "2015-06-16 08:39:40" },
  { height:  520081 , difficulty:  937788 , date:  "2015-06-16 08:40:33" },
  { height:  520082 , difficulty:  937513 , date:  "2015-06-16 08:42:24" },
  { height:  520083 , difficulty:  937356 , date:  "2015-06-16 08:42:25" },
  { height:  520084 , difficulty:  936189 , date:  "2015-06-16 08:44:53" },
  { height:  520085 , difficulty:  935553 , date:  "2015-06-16 08:44:59" },
  { height:  520086 , difficulty:  938690 , date:  "2015-06-16 08:45:16" },
  { height:  520087 , difficulty:  938237 , date:  "2015-06-16 08:46:14" },
  { height:  520088 , difficulty:  940014 , date:  "2015-06-16 08:48:57" },
  { height:  520089 , difficulty:  940585 , date:  "2015-06-16 08:50:46" },
  { height:  520090 , difficulty:  940513 , date:  "2015-06-16 08:51:21" },
  { height:  520091 , difficulty:  941318 , date:  "2015-06-16 09:00:44" },
  { height:  520092 , difficulty:  944007 , date:  "2015-06-16 09:03:01" },
  { height:  520093 , difficulty:  943328 , date:  "2015-06-16 09:04:01" },
  { height:  520094 , difficulty:  938788 , date:  "2015-06-16 09:04:39" },
  { height:  520095 , difficulty:  939005 , date:  "2015-06-16 09:04:54" },
  { height:  520096 , difficulty:  937945 , date:  "2015-06-16 09:05:57" },
  { height:  520097 , difficulty:  932241 , date:  "2015-06-16 09:06:17" },
  { height:  520098 , difficulty:  932234 , date:  "2015-06-16 09:10:29" },
  { height:  520099 , difficulty:  931692 , date:  "2015-06-16 09:11:10" },
  { height:  520100 , difficulty:  933046 , date:  "2015-06-16 09:11:12" },
  { height:  520101 , difficulty:  933086 , date:  "2015-06-16 09:11:30" },
  { height:  520102 , difficulty:  933081 , date:  "2015-06-16 09:18:20" },
  { height:  520103 , difficulty:  931559 , date:  "2015-06-16 09:18:29" },
  { height:  520104 , difficulty:  926675 , date:  "2015-06-16 09:18:37" },
  { height:  520105 , difficulty:  925268 , date:  "2015-06-16 09:18:42" },
  { height:  520106 , difficulty:  927347 , date:  "2015-06-16 09:19:46" },
  { height:  520107 , difficulty:  927249 , date:  "2015-06-16 09:23:06" },
  { height:  520108 , difficulty:  929120 , date:  "2015-06-16 09:26:22" },
  { height:  520109 , difficulty:  928572 , date:  "2015-06-16 09:26:27" },
  { height:  520110 , difficulty:  927033 , date:  "2015-06-16 09:27:01" },
  { height:  520111 , difficulty:  928029 , date:  "2015-06-16 09:31:51" },
  { height:  520112 , difficulty:  927596 , date:  "2015-06-16 09:31:55" },
  { height:  520113 , difficulty:  925220 , date:  "2015-06-16 09:33:26" },
  { height:  520114 , difficulty:  922647 , date:  "2015-06-16 09:34:36" },
  { height:  520115 , difficulty:  922581 , date:  "2015-06-16 09:35:22" },
  { height:  520116 , difficulty:  919384 , date:  "2015-06-16 09:36:23" },
  { height:  520117 , difficulty:  919752 , date:  "2015-06-16 09:36:36" },
  { height:  520118 , difficulty:  917436 , date:  "2015-06-16 09:40:33" },
  { height:  520119 , difficulty:  915872 , date:  "2015-06-16 09:41:01" },
  { height:  520120 , difficulty:  916656 , date:  "2015-06-16 09:41:04" },
  { height:  520121 , difficulty:  914732 , date:  "2015-06-16 09:41:39" },
  { height:  520122 , difficulty:  919260 , date:  "2015-06-16 09:45:09" },
  { height:  520123 , difficulty:  918851 , date:  "2015-06-16 09:45:42" },
  { height:  520124 , difficulty:  919941 , date:  "2015-06-16 09:49:18" },
  { height:  520125 , difficulty:  918006 , date:  "2015-06-16 09:49:32" },
  { height:  520126 , difficulty:  918725 , date:  "2015-06-16 09:51:22" },
  { height:  520127 , difficulty:  917646 , date:  "2015-06-16 09:53:50" },
  { height:  520128 , difficulty:  914239 , date:  "2015-06-16 09:55:58" },
  { height:  520129 , difficulty:  910532 , date:  "2015-06-16 09:56:03" },
  { height:  520130 , difficulty:  909968 , date:  "2015-06-16 09:58:17" },
  { height:  520131 , difficulty:  907237 , date:  "2015-06-16 09:57:36" },
  { height:  520132 , difficulty:  905873 , date:  "2015-06-16 09:59:28" },
  { height:  520133 , difficulty:  905301 , date:  "2015-06-16 09:59:51" },
  { height:  520134 , difficulty:  904793 , date:  "2015-06-16 10:00:38" },
  { height:  520135 , difficulty:  905077 , date:  "2015-06-16 10:00:42" },
  { height:  520136 , difficulty:  903726 , date:  "2015-06-16 10:03:43" },
  { height:  520137 , difficulty:  902622 , date:  "2015-06-16 10:04:40" },
  { height:  520138 , difficulty:  902085 , date:  "2015-06-16 10:04:48" },
  { height:  520139 , difficulty:  903521 , date:  "2015-06-16 10:05:10" },
  { height:  520140 , difficulty:  901239 , date:  "2015-06-16 10:05:28" },
  { height:  520141 , difficulty:  902476 , date:  "2015-06-16 10:06:19" },
  { height:  520142 , difficulty:  904401 , date:  "2015-06-16 10:08:11" },
  { height:  520143 , difficulty:  904526 , date:  "2015-06-16 10:08:26" },
  { height:  520144 , difficulty:  899789 , date:  "2015-06-16 10:11:12" },
  { height:  520145 , difficulty:  900149 , date:  "2015-06-16 10:11:24" },
  { height:  520146 , difficulty:  899990 , date:  "2015-06-16 10:12:45" },
  { height:  520147 , difficulty:  898459 , date:  "2015-06-16 10:13:02" },
  { height:  520148 , difficulty:  897646 , date:  "2015-06-16 10:13:31" },
  { height:  520149 , difficulty:  897269 , date:  "2015-06-16 10:13:32" },
  { height:  520150 , difficulty:  895562 , date:  "2015-06-16 10:14:43" },
  { height:  520151 , difficulty:  896544 , date:  "2015-06-16 10:19:00" },
  { height:  520152 , difficulty:  896622 , date:  "2015-06-16 10:19:01" },
  { height:  520153 , difficulty:  894850 , date:  "2015-06-16 10:19:33" },
  { height:  520154 , difficulty:  894418 , date:  "2015-06-16 10:19:35" },
  { height:  520155 , difficulty:  895195 , date:  "2015-06-16 10:19:44" },
  { height:  520156 , difficulty:  891134 , date:  "2015-06-16 10:20:14" },
  { height:  520157 , difficulty:  891518 , date:  "2015-06-16 10:20:28" },
  { height:  520158 , difficulty:  893282 , date:  "2015-06-16 10:21:37" },
  { height:  520159 , difficulty:  894883 , date:  "2015-06-16 10:22:06" },
  { height:  520160 , difficulty:  891684 , date:  "2015-06-16 10:22:12" },
  { height:  520161 , difficulty:  891596 , date:  "2015-06-16 10:22:58" },
  { height:  520162 , difficulty:  892014 , date:  "2015-06-16 10:23:12" },
  { height:  520163 , difficulty:  890773 , date:  "2015-06-16 10:25:57" },
  { height:  520164 , difficulty:  889584 , date:  "2015-06-16 10:28:42" },
  { height:  520165 , difficulty:  888442 , date:  "2015-06-16 10:28:53" },
  { height:  520166 , difficulty:  890445 , date:  "2015-06-16 10:29:15" },
  { height:  520167 , difficulty:  879096 , date:  "2015-06-16 10:31:14" },
  { height:  520168 , difficulty:  876295 , date:  "2015-06-16 10:31:21" },
  { height:  520169 , difficulty:  875188 , date:  "2015-06-16 10:33:55" },
  { height:  520170 , difficulty:  881801 , date:  "2015-06-16 10:34:11" },
  { height:  520171 , difficulty:  881808 , date:  "2015-06-16 10:34:33" },
  { height:  520172 , difficulty:  886240 , date:  "2015-06-16 10:35:05" },
  { height:  520173 , difficulty:  885749 , date:  "2015-06-16 10:37:07" },
  { height:  520174 , difficulty:  883180 , date:  "2015-06-16 10:37:11" },
  { height:  520175 , difficulty:  882456 , date:  "2015-06-16 10:37:51" },
  { height:  520176 , difficulty:  882457 , date:  "2015-06-16 10:38:08" },
  { height:  520177 , difficulty:  882057 , date:  "2015-06-16 10:38:56" },
  { height:  520178 , difficulty:  873802 , date:  "2015-06-16 10:39:16" },
  { height:  520179 , difficulty:  873756 , date:  "2015-06-16 10:39:51" },
  { height:  520180 , difficulty:  873826 , date:  "2015-06-16 10:43:20" },
  { height:  520181 , difficulty:  873667 , date:  "2015-06-16 10:44:28" },
  { height:  520182 , difficulty:  876327 , date:  "2015-06-16 10:45:49" },
  { height:  520183 , difficulty:  872672 , date:  "2015-06-16 10:45:55" },
  { height:  520184 , difficulty:  868802 , date:  "2015-06-16 10:50:31" },
  { height:  520185 , difficulty:  873848 , date:  "2015-06-16 10:50:35" },
  { height:  520186 , difficulty:  874072 , date:  "2015-06-16 10:51:15" },
  { height:  520187 , difficulty:  868340 , date:  "2015-06-16 10:51:29" },
  { height:  520188 , difficulty:  870223 , date:  "2015-06-16 10:51:47" },
  { height:  520189 , difficulty:  871698 , date:  "2015-06-16 10:55:18" },
  { height:  520190 , difficulty:  870161 , date:  "2015-06-16 10:57:20" },
  { height:  520191 , difficulty:  870703 , date:  "2015-06-16 10:58:52" },
  { height:  520192 , difficulty:  869943 , date:  "2015-06-16 11:02:54" },
  { height:  520193 , difficulty:  869547 , date:  "2015-06-16 11:05:11" },
  { height:  520194 , difficulty:  865652 , date:  "2015-06-16 11:04:32" },
  { height:  520195 , difficulty:  865050 , date:  "2015-06-16 11:06:27" },
  { height:  520196 , difficulty:  868020 , date:  "2015-06-16 11:06:29" },
  { height:  520197 , difficulty:  867536 , date:  "2015-06-16 11:06:51" },
  { height:  520198 , difficulty:  863117 , date:  "2015-06-16 11:07:54" },
  { height:  520199 , difficulty:  863457 , date:  "2015-06-16 11:08:02" },
  { height:  520200 , difficulty:  861147 , date:  "2015-06-16 11:08:07" },
  { height:  520201 , difficulty:  861748 , date:  "2015-06-16 11:08:20" },
  { height:  520202 , difficulty:  859811 , date:  "2015-06-16 11:11:03" },
  { height:  520203 , difficulty:  859123 , date:  "2015-06-16 11:11:47" },
  { height:  520204 , difficulty:  856462 , date:  "2015-06-16 11:12:12" },
  { height:  520205 , difficulty:  856856 , date:  "2015-06-16 11:14:49" },
  { height:  520206 , difficulty:  858813 , date:  "2015-06-16 11:19:47" },
  { height:  520207 , difficulty:  858268 , date:  "2015-06-16 11:19:51" },
  { height:  520208 , difficulty:  857047 , date:  "2015-06-16 11:21:06" },
  { height:  520209 , difficulty:  857910 , date:  "2015-06-16 11:24:05" },
  { height:  520210 , difficulty:  859258 , date:  "2015-06-16 11:24:28" },
  { height:  520211 , difficulty:  859394 , date:  "2015-06-16 11:24:53" },
  { height:  520212 , difficulty:  855592 , date:  "2015-06-16 11:27:18" },
  { height:  520213 , difficulty:  855758 , date:  "2015-06-16 11:27:35" },
  { height:  520214 , difficulty:  855387 , date:  "2015-06-16 11:30:39" },
  { height:  520215 , difficulty:  855471 , date:  "2015-06-16 11:34:13" },
  { height:  520216 , difficulty:  857688 , date:  "2015-06-16 11:34:20" },
  { height:  520217 , difficulty:  856463 , date:  "2015-06-16 11:34:45" },
  { height:  520218 , difficulty:  854249 , date:  "2015-06-16 11:35:29" },
  { height:  520219 , difficulty:  853975 , date:  "2015-06-16 11:35:52" },
  { height:  520220 , difficulty:  857568 , date:  "2015-06-16 11:35:25" },
  { height:  520221 , difficulty:  863959 , date:  "2015-06-16 11:36:26" },
  { height:  520222 , difficulty:  862075 , date:  "2015-06-16 11:36:31" },
  { height:  520223 , difficulty:  862553 , date:  "2015-06-16 11:40:35" },
  { height:  520224 , difficulty:  862959 , date:  "2015-06-16 11:41:05" },
  { height:  520225 , difficulty:  863652 , date:  "2015-06-16 11:41:11" },
  { height:  520226 , difficulty:  864712 , date:  "2015-06-16 11:41:18" },
  { height:  520227 , difficulty:  859213 , date:  "2015-06-16 11:43:40" },
  { height:  520228 , difficulty:  859007 , date:  "2015-06-16 11:45:20" },
  { height:  520229 , difficulty:  858273 , date:  "2015-06-16 11:46:19" },
  { height:  520230 , difficulty:  858708 , date:  "2015-06-16 11:47:10" },
  { height:  520231 , difficulty:  859290 , date:  "2015-06-16 11:47:49" },
  { height:  520232 , difficulty:  858972 , date:  "2015-06-16 11:48:05" },
  { height:  520233 , difficulty:  859062 , date:  "2015-06-16 11:48:13" },
  { height:  520234 , difficulty:  858556 , date:  "2015-06-16 11:49:10" },
  { height:  520235 , difficulty:  857914 , date:  "2015-06-16 11:50:16" },
  { height:  520236 , difficulty:  858885 , date:  "2015-06-16 11:50:58" },
  { height:  520237 , difficulty:  858880 , date:  "2015-06-16 11:51:14" },
  { height:  520238 , difficulty:  858390 , date:  "2015-06-16 11:53:37" },
  { height:  520239 , difficulty:  855032 , date:  "2015-06-16 11:53:55" },
  { height:  520240 , difficulty:  854316 , date:  "2015-06-16 11:56:30" },
  { height:  520241 , difficulty:  854745 , date:  "2015-06-16 11:56:57" },
  { height:  520242 , difficulty:  857725 , date:  "2015-06-16 11:57:18" },
  { height:  520243 , difficulty:  855138 , date:  "2015-06-16 11:58:03" },
  { height:  520244 , difficulty:  855432 , date:  "2015-06-16 12:00:08" },
  { height:  520245 , difficulty:  854492 , date:  "2015-06-16 12:00:26" },
  { height:  520246 , difficulty:  855431 , date:  "2015-06-16 12:01:30" },
  { height:  520247 , difficulty:  854725 , date:  "2015-06-16 12:03:45" },
  { height:  520248 , difficulty:  858649 , date:  "2015-06-16 12:04:58" },
  { height:  520249 , difficulty:  855988 , date:  "2015-06-16 12:06:12" },
  { height:  520250 , difficulty:  859435 , date:  "2015-06-16 12:06:32" },
  { height:  520251 , difficulty:  858434 , date:  "2015-06-16 12:09:31" },
  { height:  520252 , difficulty:  860774 , date:  "2015-06-16 12:08:50" },
  { height:  520253 , difficulty:  860912 , date:  "2015-06-16 12:09:47" },
  { height:  520254 , difficulty:  860484 , date:  "2015-06-16 12:10:18" },
  { height:  520255 , difficulty:  861694 , date:  "2015-06-16 12:11:01" },
  { height:  520256 , difficulty:  857729 , date:  "2015-06-16 12:11:08" },
  { height:  520257 , difficulty:  858481 , date:  "2015-06-16 12:12:17" },
  { height:  520258 , difficulty:  857696 , date:  "2015-06-16 12:13:53" },
  { height:  520259 , difficulty:  857372 , date:  "2015-06-16 12:24:27" },
  { height:  520260 , difficulty:  856999 , date:  "2015-06-16 12:28:09" },
  { height:  520261 , difficulty:  856765 , date:  "2015-06-16 12:31:45" },
  { height:  520262 , difficulty:  858488 , date:  "2015-06-16 12:32:52" },
  { height:  520263 , difficulty:  857960 , date:  "2015-06-16 12:33:09" },
  { height:  520264 , difficulty:  860714 , date:  "2015-06-16 12:33:22" },
  { height:  520265 , difficulty:  858581 , date:  "2015-06-16 12:33:25" },
  { height:  520266 , difficulty:  856882 , date:  "2015-06-16 12:34:34" },
  { height:  520267 , difficulty:  855495 , date:  "2015-06-16 12:35:26" },
  { height:  520268 , difficulty:  851125 , date:  "2015-06-16 12:38:41" },
  { height:  520269 , difficulty:  850533 , date:  "2015-06-16 12:40:07" },
  { height:  520270 , difficulty:  852212 , date:  "2015-06-16 12:44:14" },
  { height:  520271 , difficulty:  850839 , date:  "2015-06-16 12:45:35" },
  { height:  520272 , difficulty:  851502 , date:  "2015-06-16 12:45:43" },
  { height:  520273 , difficulty:  854069 , date:  "2015-06-16 12:47:07" },
  { height:  520274 , difficulty:  853068 , date:  "2015-06-16 12:47:12" },
  { height:  520275 , difficulty:  857948 , date:  "2015-06-16 12:47:23" },
  { height:  520276 , difficulty:  857613 , date:  "2015-06-16 12:47:47" },
  { height:  520277 , difficulty:  861496 , date:  "2015-06-16 12:51:16" },
  { height:  520278 , difficulty:  858647 , date:  "2015-06-16 12:51:26" },
  { height:  520279 , difficulty:  857555 , date:  "2015-06-16 12:52:33" },
  { height:  520280 , difficulty:  857136 , date:  "2015-06-16 12:55:24" },
  { height:  520281 , difficulty:  853780 , date:  "2015-06-16 12:56:53" },
  { height:  520282 , difficulty:  849714 , date:  "2015-06-16 12:57:35" },
  { height:  520283 , difficulty:  849750 , date:  "2015-06-16 12:58:36" },
  { height:  520284 , difficulty:  850189 , date:  "2015-06-16 12:58:53" },
  { height:  520285 , difficulty:  847288 , date:  "2015-06-16 13:02:13" },
  { height:  520286 , difficulty:  848735 , date:  "2015-06-16 13:04:09" },
  { height:  520287 , difficulty:  849638 , date:  "2015-06-16 13:04:59" },
  { height:  520288 , difficulty:  847453 , date:  "2015-06-16 13:05:23" },
  { height:  520289 , difficulty:  847020 , date:  "2015-06-16 13:06:26" },
  { height:  520290 , difficulty:  843112 , date:  "2015-06-16 13:06:39" },
  { height:  520291 , difficulty:  838920 , date:  "2015-06-16 13:09:18" },
  { height:  520292 , difficulty:  840845 , date:  "2015-06-16 13:09:19" },
  { height:  520293 , difficulty:  840150 , date:  "2015-06-16 13:09:21" },
  { height:  520294 , difficulty:  841947 , date:  "2015-06-16 13:11:29" },
  { height:  520295 , difficulty:  841618 , date:  "2015-06-16 13:12:51" },
  { height:  520296 , difficulty:  840892 , date:  "2015-06-16 13:14:35" },
  { height:  520297 , difficulty:  841100 , date:  "2015-06-16 13:16:19" },
  { height:  520298 , difficulty:  841141 , date:  "2015-06-16 13:17:51" },
  { height:  520299 , difficulty:  837705 , date:  "2015-06-16 13:18:22" },
  { height:  520300 , difficulty:  837529 , date:  "2015-06-16 13:18:51" },
  { height:  520301 , difficulty:  837644 , date:  "2015-06-16 13:18:42" },
  { height:  520302 , difficulty:  838102 , date:  "2015-06-16 13:19:45" },
  { height:  520303 , difficulty:  835108 , date:  "2015-06-16 13:20:09" },
  { height:  520304 , difficulty:  833266 , date:  "2015-06-16 13:20:18" },
  { height:  520305 , difficulty:  833670 , date:  "2015-06-16 13:20:48" },
  { height:  520306 , difficulty:  835799 , date:  "2015-06-16 13:21:27" },
  { height:  520307 , difficulty:  834813 , date:  "2015-06-16 13:22:23" },
  { height:  520308 , difficulty:  836753 , date:  "2015-06-16 13:22:25" },
  { height:  520309 , difficulty:  838110 , date:  "2015-06-16 13:22:55" },
  { height:  520310 , difficulty:  839126 , date:  "2015-06-16 13:23:49" },
  { height:  520311 , difficulty:  837764 , date:  "2015-06-16 13:25:05" },
  { height:  520312 , difficulty:  837969 , date:  "2015-06-16 13:26:49" },
  { height:  520313 , difficulty:  837424 , date:  "2015-06-16 13:29:37" },
  { height:  520314 , difficulty:  841865 , date:  "2015-06-16 13:29:56" },
  { height:  520315 , difficulty:  842507 , date:  "2015-06-16 13:30:08" },
  { height:  520316 , difficulty:  842173 , date:  "2015-06-16 13:31:06" },
  { height:  520317 , difficulty:  842862 , date:  "2015-06-16 13:31:13" },
  { height:  520318 , difficulty:  843483 , date:  "2015-06-16 13:32:22" },
  { height:  520319 , difficulty:  842532 , date:  "2015-06-16 13:34:08" },
  { height:  520320 , difficulty:  840346 , date:  "2015-06-16 13:35:31" },
  { height:  520321 , difficulty:  844557 , date:  "2015-06-16 13:35:44" },
  { height:  520322 , difficulty:  843007 , date:  "2015-06-16 13:36:39" },
  { height:  520323 , difficulty:  840210 , date:  "2015-06-16 13:37:27" },
  { height:  520324 , difficulty:  838917 , date:  "2015-06-16 13:42:43" },
  { height:  520325 , difficulty:  837920 , date:  "2015-06-16 13:43:01" },
  { height:  520326 , difficulty:  837512 , date:  "2015-06-16 13:43:39" },
  { height:  520327 , difficulty:  834783 , date:  "2015-06-16 13:44:39" },
  { height:  520328 , difficulty:  835051 , date:  "2015-06-16 13:45:05" },
  { height:  520329 , difficulty:  838300 , date:  "2015-06-16 13:46:02" },
  { height:  520330 , difficulty:  837476 , date:  "2015-06-16 13:49:13" },
  { height:  520331 , difficulty:  837533 , date:  "2015-06-16 13:50:18" },
  { height:  520332 , difficulty:  837500 , date:  "2015-06-16 13:51:27" },
  { height:  520333 , difficulty:  837252 , date:  "2015-06-16 13:53:41" },
  { height:  520334 , difficulty:  837025 , date:  "2015-06-16 13:59:35" },
  { height:  520335 , difficulty:  826035 , date:  "2015-06-16 13:59:39" },
  { height:  520336 , difficulty:  824434 , date:  "2015-06-16 14:00:12" },
  { height:  520337 , difficulty:  821755 , date:  "2015-06-16 14:00:58" },
  { height:  520338 , difficulty:  820265 , date:  "2015-06-16 14:02:40" },
  { height:  520339 , difficulty:  819847 , date:  "2015-06-16 14:03:17" },
  { height:  520340 , difficulty:  822217 , date:  "2015-06-16 14:04:47" },
  { height:  520341 , difficulty:  823695 , date:  "2015-06-16 14:05:02" },
  { height:  520342 , difficulty:  822126 , date:  "2015-06-16 14:05:20" },
  { height:  520343 , difficulty:  821175 , date:  "2015-06-16 14:05:43" },
  { height:  520344 , difficulty:  817466 , date:  "2015-06-16 14:06:00" },
  { height:  520345 , difficulty:  815590 , date:  "2015-06-16 14:08:17" },
  { height:  520346 , difficulty:  812088 , date:  "2015-06-16 14:08:59" },
  { height:  520347 , difficulty:  811062 , date:  "2015-06-16 14:09:22" },
  { height:  520348 , difficulty:  810878 , date:  "2015-06-16 14:11:56" },
  { height:  520349 , difficulty:  810141 , date:  "2015-06-16 14:12:27" },
  { height:  520350 , difficulty:  809854 , date:  "2015-06-16 14:13:34" },
  { height:  520351 , difficulty:  811066 , date:  "2015-06-16 14:13:51" },
  { height:  520352 , difficulty:  810418 , date:  "2015-06-16 14:14:00" },
  { height:  520353 , difficulty:  807820 , date:  "2015-06-16 14:14:02" },
  { height:  520354 , difficulty:  807405 , date:  "2015-06-16 14:16:32" },
  { height:  520355 , difficulty:  806189 , date:  "2015-06-16 14:17:01" },
  { height:  520356 , difficulty:  807037 , date:  "2015-06-16 14:17:36" },
  { height:  520357 , difficulty:  806129 , date:  "2015-06-16 14:20:46" },
  { height:  520358 , difficulty:  806501 , date:  "2015-06-16 14:21:40" },
  { height:  520359 , difficulty:  807285 , date:  "2015-06-16 14:21:45" },
  { height:  520360 , difficulty:  806767 , date:  "2015-06-16 14:22:41" },
  { height:  520361 , difficulty:  806095 , date:  "2015-06-16 14:25:03" },
  { height:  520362 , difficulty:  803754 , date:  "2015-06-16 14:25:20" },
  { height:  520363 , difficulty:  803313 , date:  "2015-06-16 14:26:45" },
  { height:  520364 , difficulty:  802998 , date:  "2015-06-16 14:28:10" },
  { height:  520365 , difficulty:  801609 , date:  "2015-06-16 14:28:31" },
  { height:  520366 , difficulty:  802531 , date:  "2015-06-16 14:29:09" },
  { height:  520367 , difficulty:  799759 , date:  "2015-06-16 14:29:36" },
  { height:  520368 , difficulty:  799886 , date:  "2015-06-16 14:31:20" },
  { height:  520369 , difficulty:  808285 , date:  "2015-06-16 14:31:15" },
  { height:  520370 , difficulty:  806283 , date:  "2015-06-16 14:32:18" },
  { height:  520371 , difficulty:  804506 , date:  "2015-06-16 14:33:10" },
  { height:  520372 , difficulty:  802308 , date:  "2015-06-16 14:34:30" },
  { height:  520373 , difficulty:  800931 , date:  "2015-06-16 14:35:42" },
  { height:  520374 , difficulty:  799207 , date:  "2015-06-16 14:35:53" },
  { height:  520375 , difficulty:  798918 , date:  "2015-06-16 14:36:11" },
  { height:  520376 , difficulty:  799048 , date:  "2015-06-16 14:38:29" },
  { height:  520377 , difficulty:  799634 , date:  "2015-06-16 14:40:08" },
  { height:  520378 , difficulty:  799089 , date:  "2015-06-16 14:40:30" },
  { height:  520379 , difficulty:  798393 , date:  "2015-06-16 14:43:24" },
  { height:  520380 , difficulty:  798815 , date:  "2015-06-16 14:44:59" },
  { height:  520381 , difficulty:  799242 , date:  "2015-06-16 14:45:15" },
  { height:  520382 , difficulty:  799199 , date:  "2015-06-16 14:46:16" },
  { height:  520383 , difficulty:  798324 , date:  "2015-06-16 14:47:10" },
  { height:  520384 , difficulty:  799965 , date:  "2015-06-16 14:52:40" },
  { height:  520385 , difficulty:  799136 , date:  "2015-06-16 14:53:03" },
  { height:  520386 , difficulty:  800367 , date:  "2015-06-16 14:53:06" },
  { height:  520387 , difficulty:  801878 , date:  "2015-06-16 14:53:16" },
  { height:  520388 , difficulty:  799989 , date:  "2015-06-16 14:54:13" },
  { height:  520389 , difficulty:  797092 , date:  "2015-06-16 14:54:21" },
  { height:  520390 , difficulty:  798108 , date:  "2015-06-16 14:54:45" },
  { height:  520391 , difficulty:  799390 , date:  "2015-06-16 14:55:00" },
  { height:  520392 , difficulty:  798142 , date:  "2015-06-16 14:56:26" },
  { height:  520393 , difficulty:  797787 , date:  "2015-06-16 14:57:51" },
  { height:  520394 , difficulty:  797488 , date:  "2015-06-16 14:58:18" },
  { height:  520395 , difficulty:  795291 , date:  "2015-06-16 14:58:34" },
  { height:  520396 , difficulty:  793522 , date:  "2015-06-16 14:59:41" },
  { height:  520397 , difficulty:  797390 , date:  "2015-06-16 15:00:07" },
  { height:  520398 , difficulty:  796232 , date:  "2015-06-16 15:02:12" },
  { height:  520399 , difficulty:  796376 , date:  "2015-06-16 15:06:47" },
  { height:  520400 , difficulty:  790546 , date:  "2015-06-16 15:07:14" },
  { height:  520401 , difficulty:  792597 , date:  "2015-06-16 15:07:29" },
  { height:  520402 , difficulty:  791675 , date:  "2015-06-16 15:07:33" },
  { height:  520403 , difficulty:  793362 , date:  "2015-06-16 15:08:03" },
  { height:  520404 , difficulty:  792683 , date:  "2015-06-16 15:09:37" },
  { height:  520405 , difficulty:  792146 , date:  "2015-06-16 15:09:57" },
  { height:  520406 , difficulty:  788404 , date:  "2015-06-16 15:13:15" },
  { height:  520407 , difficulty:  789121 , date:  "2015-06-16 15:15:07" },
  { height:  520408 , difficulty:  787677 , date:  "2015-06-16 15:17:33" },
  { height:  520409 , difficulty:  786420 , date:  "2015-06-16 15:17:42" },
  { height:  520410 , difficulty:  780052 , date:  "2015-06-16 15:17:50" },
  { height:  520411 , difficulty:  779761 , date:  "2015-06-16 15:18:17" },
  { height:  520412 , difficulty:  779099 , date:  "2015-06-16 15:19:22" },
  { height:  520413 , difficulty:  778488 , date:  "2015-06-16 15:21:20" },
  { height:  520414 , difficulty:  778423 , date:  "2015-06-16 15:23:47" },
  { height:  520415 , difficulty:  779082 , date:  "2015-06-16 15:23:53" },
  { height:  520416 , difficulty:  777690 , date:  "2015-06-16 15:26:21" },
  { height:  520417 , difficulty:  777702 , date:  "2015-06-16 15:26:36" },
  { height:  520418 , difficulty:  777906 , date:  "2015-06-16 15:27:50" },
  { height:  520419 , difficulty:  777398 , date:  "2015-06-16 15:28:18" },
  { height:  520420 , difficulty:  777819 , date:  "2015-06-16 15:28:28" },
  { height:  520421 , difficulty:  775812 , date:  "2015-06-16 15:29:05" },
  { height:  520422 , difficulty:  775113 , date:  "2015-06-16 15:30:18" },
  { height:  520423 , difficulty:  776361 , date:  "2015-06-16 15:30:59" },
  { height:  520424 , difficulty:  773518 , date:  "2015-06-16 15:31:09" },
  { height:  520425 , difficulty:  772749 , date:  "2015-06-16 15:31:45" },
  { height:  520426 , difficulty:  773068 , date:  "2015-06-16 15:32:18" },
  { height:  520427 , difficulty:  775452 , date:  "2015-06-16 15:32:27" },
  { height:  520428 , difficulty:  775953 , date:  "2015-06-16 15:33:44" },
  { height:  520429 , difficulty:  775639 , date:  "2015-06-16 15:34:25" },
  { height:  520430 , difficulty:  772994 , date:  "2015-06-16 15:35:22" },
  { height:  520431 , difficulty:  772252 , date:  "2015-06-16 15:38:00" },
  { height:  520432 , difficulty:  772434 , date:  "2015-06-16 15:41:18" },
  { height:  520433 , difficulty:  771888 , date:  "2015-06-16 15:41:53" },
  { height:  520434 , difficulty:  770766 , date:  "2015-06-16 15:45:43" },
  { height:  520435 , difficulty:  770929 , date:  "2015-06-16 15:46:06" },
  { height:  520436 , difficulty:  771329 , date:  "2015-06-16 15:46:14" },
  { height:  520437 , difficulty:  768585 , date:  "2015-06-16 15:46:20" },
  { height:  520438 , difficulty:  769264 , date:  "2015-06-16 15:47:15" },
  { height:  520439 , difficulty:  771366 , date:  "2015-06-16 15:47:52" },
  { height:  520440 , difficulty:  769591 , date:  "2015-06-16 15:49:40" },
  { height:  520441 , difficulty:  770005 , date:  "2015-06-16 15:49:56" },
  { height:  520442 , difficulty:  770179 , date:  "2015-06-16 15:50:36" },
  { height:  520443 , difficulty:  769418 , date:  "2015-06-16 15:51:52" },
  { height:  520444 , difficulty:  767663 , date:  "2015-06-16 15:53:08" },
  { height:  520445 , difficulty:  767668 , date:  "2015-06-16 15:53:36" },
  { height:  520446 , difficulty:  768000 , date:  "2015-06-16 15:53:56" },
  { height:  520447 , difficulty:  766839 , date:  "2015-06-16 15:54:31" },
  { height:  520448 , difficulty:  767787 , date:  "2015-06-16 15:55:45" },
  { height:  520449 , difficulty:  766760 , date:  "2015-06-16 15:57:46" },
  { height:  520450 , difficulty:  767230 , date:  "2015-06-16 15:59:36" },
  { height:  520451 , difficulty:  768237 , date:  "2015-06-16 16:00:18" },
  { height:  520452 , difficulty:  765662 , date:  "2015-06-16 16:01:57" },
  { height:  520453 , difficulty:  763692 , date:  "2015-06-16 16:02:11" },
  { height:  520454 , difficulty:  763790 , date:  "2015-06-16 16:02:42" },
  { height:  520455 , difficulty:  760465 , date:  "2015-06-16 16:04:07" },
  { height:  520456 , difficulty:  758535 , date:  "2015-06-16 16:05:03" },
  { height:  520457 , difficulty:  758285 , date:  "2015-06-16 16:05:37" },
  { height:  520458 , difficulty:  757025 , date:  "2015-06-16 16:06:18" },
  { height:  520459 , difficulty:  758513 , date:  "2015-06-16 16:06:22" },
  { height:  520460 , difficulty:  753439 , date:  "2015-06-16 16:07:00" },
  { height:  520461 , difficulty:  753862 , date:  "2015-06-16 16:07:58" },
  { height:  520462 , difficulty:  754763 , date:  "2015-06-16 16:08:16" },
  { height:  520463 , difficulty:  756697 , date:  "2015-06-16 16:08:42" },
  { height:  520464 , difficulty:  756856 , date:  "2015-06-16 16:10:04" },
  { height:  520465 , difficulty:  756773 , date:  "2015-06-16 16:11:08" },
  { height:  520466 , difficulty:  761743 , date:  "2015-06-16 16:11:17" },
  { height:  520467 , difficulty:  762220 , date:  "2015-06-16 16:13:56" },
  { height:  520468 , difficulty:  761374 , date:  "2015-06-16 16:14:18" },
  { height:  520469 , difficulty:  759732 , date:  "2015-06-16 16:14:49" },
  { height:  520470 , difficulty:  761343 , date:  "2015-06-16 16:15:18" },
  { height:  520471 , difficulty:  761497 , date:  "2015-06-16 16:17:30" },
  { height:  520472 , difficulty:  761403 , date:  "2015-06-16 16:19:32" },
  { height:  520473 , difficulty:  764129 , date:  "2015-06-16 16:19:43" },
  { height:  520474 , difficulty:  761894 , date:  "2015-06-16 16:20:28" },
  { height:  520475 , difficulty:  762712 , date:  "2015-06-16 16:21:01" },
  { height:  520476 , difficulty:  761932 , date:  "2015-06-16 16:21:10" },
  { height:  520477 , difficulty:  762154 , date:  "2015-06-16 16:21:28" },
  { height:  520478 , difficulty:  761833 , date:  "2015-06-16 16:21:49" },
  { height:  520479 , difficulty:  761241 , date:  "2015-06-16 16:21:58" },
  { height:  520480 , difficulty:  760156 , date:  "2015-06-16 16:24:00" },
  { height:  520481 , difficulty:  760163 , date:  "2015-06-16 16:25:26" },
  { height:  520482 , difficulty:  758221 , date:  "2015-06-16 16:25:48" },
  { height:  520483 , difficulty:  756530 , date:  "2015-06-16 16:26:21" },
  { height:  520484 , difficulty:  761025 , date:  "2015-06-16 16:27:02" },
  { height:  520485 , difficulty:  762194 , date:  "2015-06-16 16:27:54" },
  { height:  520486 , difficulty:  762902 , date:  "2015-06-16 16:28:56" },
  { height:  520487 , difficulty:  765658 , date:  "2015-06-16 16:29:18" },
  { height:  520488 , difficulty:  764407 , date:  "2015-06-16 16:29:54" },
  { height:  520489 , difficulty:  764144 , date:  "2015-06-16 16:30:16" },
  { height:  520490 , difficulty:  761473 , date:  "2015-06-16 16:32:26" },
  { height:  520491 , difficulty:  764490 , date:  "2015-06-16 16:32:35" },
  { height:  520492 , difficulty:  764867 , date:  "2015-06-16 16:33:59" },
  { height:  520493 , difficulty:  765191 , date:  "2015-06-16 16:34:27" },
  { height:  520494 , difficulty:  765418 , date:  "2015-06-16 16:34:55" },
  { height:  520495 , difficulty:  764933 , date:  "2015-06-16 16:34:59" },
  { height:  520496 , difficulty:  768153 , date:  "2015-06-16 16:35:02" },
  { height:  520497 , difficulty:  767645 , date:  "2015-06-16 16:35:09" },
  { height:  520498 , difficulty:  768604 , date:  "2015-06-16 16:35:49" },
  { height:  520499 , difficulty:  768402 , date:  "2015-06-16 16:35:50" },
  { height:  520500 , difficulty:  769993 , date:  "2015-06-16 16:39:31" },
  { height:  520501 , difficulty:  768993 , date:  "2015-06-16 16:40:56" },
  { height:  520502 , difficulty:  768178 , date:  "2015-06-16 16:41:45" },
  { height:  520503 , difficulty:  769524 , date:  "2015-06-16 16:42:02" },
  { height:  520504 , difficulty:  768121 , date:  "2015-06-16 16:42:11" },
  { height:  520505 , difficulty:  769180 , date:  "2015-06-16 16:46:09" },
  { height:  520506 , difficulty:  769908 , date:  "2015-06-16 16:47:16" },
  { height:  520507 , difficulty:  767888 , date:  "2015-06-16 16:47:35" },
  { height:  520508 , difficulty:  765039 , date:  "2015-06-16 16:50:33" },
  { height:  520509 , difficulty:  765849 , date:  "2015-06-16 16:51:30" },
  { height:  520510 , difficulty:  761646 , date:  "2015-06-16 16:51:48" },
  { height:  520511 , difficulty:  762678 , date:  "2015-06-16 16:52:44" },
  { height:  520512 , difficulty:  764213 , date:  "2015-06-16 16:53:03" },
  { height:  520513 , difficulty:  764229 , date:  "2015-06-16 16:54:50" },
  { height:  520514 , difficulty:  764516 , date:  "2015-06-16 16:54:08" },
  { height:  520515 , difficulty:  764331 , date:  "2015-06-16 16:56:51" },
  { height:  520516 , difficulty:  762052 , date:  "2015-06-16 16:57:56" },
  { height:  520517 , difficulty:  766663 , date:  "2015-06-16 16:57:57" },
  { height:  520518 , difficulty:  768026 , date:  "2015-06-16 16:59:06" },
  { height:  520519 , difficulty:  766282 , date:  "2015-06-16 17:00:21" },
  { height:  520520 , difficulty:  764913 , date:  "2015-06-16 17:02:22" },
  { height:  520521 , difficulty:  765453 , date:  "2015-06-16 17:05:09" },
  { height:  520522 , difficulty:  765115 , date:  "2015-06-16 17:07:15" },
  { height:  520523 , difficulty:  766073 , date:  "2015-06-16 17:07:54" },
  { height:  520524 , difficulty:  764695 , date:  "2015-06-16 17:08:07" },
  { height:  520525 , difficulty:  762367 , date:  "2015-06-16 17:08:22" },
  { height:  520526 , difficulty:  760678 , date:  "2015-06-16 17:08:53" },
  { height:  520527 , difficulty:  759976 , date:  "2015-06-16 17:13:52" },
  { height:  520528 , difficulty:  758219 , date:  "2015-06-16 17:14:43" },
  { height:  520529 , difficulty:  760137 , date:  "2015-06-16 17:14:49" },
  { height:  520530 , difficulty:  759905 , date:  "2015-06-16 17:19:54" },
  { height:  520531 , difficulty:  760221 , date:  "2015-06-16 17:21:07" },
  { height:  520532 , difficulty:  759088 , date:  "2015-06-16 17:21:40" },
  { height:  520533 , difficulty:  758260 , date:  "2015-06-16 17:23:14" },
  { height:  520534 , difficulty:  758068 , date:  "2015-06-16 17:23:28" },
  { height:  520535 , difficulty:  760017 , date:  "2015-06-16 17:24:26" },
  { height:  520536 , difficulty:  759143 , date:  "2015-06-16 17:24:30" },
  { height:  520537 , difficulty:  757824 , date:  "2015-06-16 17:26:01" },
  { height:  520538 , difficulty:  758610 , date:  "2015-06-16 17:26:30" },
  { height:  520539 , difficulty:  758798 , date:  "2015-06-16 17:28:09" },
  { height:  520540 , difficulty:  759275 , date:  "2015-06-16 17:28:18" },
  { height:  520541 , difficulty:  758804 , date:  "2015-06-16 17:32:37" },
  { height:  520542 , difficulty:  758601 , date:  "2015-06-16 17:33:44" },
  { height:  520543 , difficulty:  757384 , date:  "2015-06-16 17:33:53" },
  { height:  520544 , difficulty:  756738 , date:  "2015-06-16 17:38:48" },
  { height:  520545 , difficulty:  757247 , date:  "2015-06-16 17:38:52" },
  { height:  520546 , difficulty:  757944 , date:  "2015-06-16 17:40:14" },
  { height:  520547 , difficulty:  755874 , date:  "2015-06-16 17:41:40" },
  { height:  520548 , difficulty:  753763 , date:  "2015-06-16 17:43:11" },
  { height:  520549 , difficulty:  753936 , date:  "2015-06-16 17:44:19" },
  { height:  520550 , difficulty:  754674 , date:  "2015-06-16 17:44:26" },
  { height:  520551 , difficulty:  754930 , date:  "2015-06-16 17:44:44" },
  { height:  520552 , difficulty:  757504 , date:  "2015-06-16 17:45:13" },
  { height:  520553 , difficulty:  757772 , date:  "2015-06-16 17:45:29" },
  { height:  520554 , difficulty:  757106 , date:  "2015-06-16 17:45:47" },
  { height:  520555 , difficulty:  757355 , date:  "2015-06-16 17:46:03" },
  { height:  520556 , difficulty:  760507 , date:  "2015-06-16 17:46:52" },
  { height:  520557 , difficulty:  758671 , date:  "2015-06-16 17:47:23" },
  { height:  520558 , difficulty:  759918 , date:  "2015-06-16 17:47:47" },
  { height:  520559 , difficulty:  760788 , date:  "2015-06-16 17:47:54" },
  { height:  520560 , difficulty:  761796 , date:  "2015-06-16 17:48:52" },
  { height:  520561 , difficulty:  760610 , date:  "2015-06-16 17:50:47" },
  { height:  520562 , difficulty:  759755 , date:  "2015-06-16 17:51:14" },
  { height:  520563 , difficulty:  759346 , date:  "2015-06-16 17:53:26" },
  { height:  520564 , difficulty:  760295 , date:  "2015-06-16 17:56:18" },
  { height:  520565 , difficulty:  759940 , date:  "2015-06-16 17:57:18" },
  { height:  520566 , difficulty:  761456 , date:  "2015-06-16 17:57:34" },
  { height:  520567 , difficulty:  760981 , date:  "2015-06-16 17:58:17" },
  { height:  520568 , difficulty:  760093 , date:  "2015-06-16 17:59:13" },
  { height:  520569 , difficulty:  759536 , date:  "2015-06-16 17:59:40" },
  { height:  520570 , difficulty:  759747 , date:  "2015-06-16 18:01:11" },
  { height:  520571 , difficulty:  759630 , date:  "2015-06-16 18:02:38" },
  { height:  520572 , difficulty:  760362 , date:  "2015-06-16 18:03:43" },
  { height:  520573 , difficulty:  764954 , date:  "2015-06-16 18:05:53" },
  { height:  520574 , difficulty:  763948 , date:  "2015-06-16 18:07:17" },
  { height:  520575 , difficulty:  763768 , date:  "2015-06-16 18:08:04" },
  { height:  520576 , difficulty:  761404 , date:  "2015-06-16 18:15:07" },
  { height:  520577 , difficulty:  760653 , date:  "2015-06-16 18:16:05" },
  { height:  520578 , difficulty:  759700 , date:  "2015-06-16 18:16:27" },
  { height:  520579 , difficulty:  759117 , date:  "2015-06-16 18:20:01" },
  { height:  520580 , difficulty:  760816 , date:  "2015-06-16 18:20:08" },
  { height:  520581 , difficulty:  756173 , date:  "2015-06-16 18:23:42" },
  { height:  520582 , difficulty:  758286 , date:  "2015-06-16 18:25:41" },
  { height:  520583 , difficulty:  758056 , date:  "2015-06-16 18:26:04" },
  { height:  520584 , difficulty:  754716 , date:  "2015-06-16 18:27:05" },
  { height:  520585 , difficulty:  753942 , date:  "2015-06-16 18:28:49" },
  { height:  520586 , difficulty:  756272 , date:  "2015-06-16 18:28:51" },
  { height:  520587 , difficulty:  755001 , date:  "2015-06-16 18:30:58" },
  { height:  520588 , difficulty:  754843 , date:  "2015-06-16 18:31:35" },
  { height:  520589 , difficulty:  753763 , date:  "2015-06-16 18:35:03" },
  { height:  520590 , difficulty:  753897 , date:  "2015-06-16 18:42:33" },
  { height:  520591 , difficulty:  751473 , date:  "2015-06-16 18:44:51" },
  { height:  520592 , difficulty:  750022 , date:  "2015-06-16 18:45:18" },
  { height:  520593 , difficulty:  750164 , date:  "2015-06-16 18:47:47" },
  { height:  520594 , difficulty:  748856 , date:  "2015-06-16 18:48:19" },
  { height:  520595 , difficulty:  748098 , date:  "2015-06-16 18:50:01" },
  { height:  520596 , difficulty:  749089 , date:  "2015-06-16 18:55:37" },
  { height:  520597 , difficulty:  745910 , date:  "2015-06-16 18:59:03" },
  { height:  520598 , difficulty:  743421 , date:  "2015-06-16 19:00:08" },
  { height:  520599 , difficulty:  744917 , date:  "2015-06-16 19:01:36" },
  { height:  520600 , difficulty:  745172 , date:  "2015-06-16 19:03:01" },
  { height:  520601 , difficulty:  748952 , date:  "2015-06-16 19:03:33" },
  { height:  520602 , difficulty:  753332 , date:  "2015-06-16 19:05:31" },
  { height:  520603 , difficulty:  750161 , date:  "2015-06-16 19:06:42" },
  { height:  520604 , difficulty:  750798 , date:  "2015-06-16 19:07:11" },
  { height:  520605 , difficulty:  750361 , date:  "2015-06-16 19:07:59" },
  { height:  520606 , difficulty:  744683 , date:  "2015-06-16 19:10:18" },
  { height:  520607 , difficulty:  743776 , date:  "2015-06-16 19:10:55" },
  { height:  520608 , difficulty:  748216 , date:  "2015-06-16 19:12:28" },
  { height:  520609 , difficulty:  746575 , date:  "2015-06-16 19:12:58" },
  { height:  520610 , difficulty:  746636 , date:  "2015-06-16 19:14:25" },
  { height:  520611 , difficulty:  746380 , date:  "2015-06-16 19:15:54" },
  { height:  520612 , difficulty:  746462 , date:  "2015-06-16 19:17:39" },
  { height:  520613 , difficulty:  746578 , date:  "2015-06-16 19:18:41" },
  { height:  520614 , difficulty:  747145 , date:  "2015-06-16 19:19:12" },
  { height:  520615 , difficulty:  745600 , date:  "2015-06-16 19:19:18" },
  { height:  520616 , difficulty:  746945 , date:  "2015-06-16 19:22:58" },
  { height:  520617 , difficulty:  744475 , date:  "2015-06-16 19:29:29" },
  { height:  520618 , difficulty:  744684 , date:  "2015-06-16 19:30:12" },
  { height:  520619 , difficulty:  744429 , date:  "2015-06-16 19:31:40" },
  { height:  520620 , difficulty:  739079 , date:  "2015-06-16 19:32:25" },
  { height:  520621 , difficulty:  738841 , date:  "2015-06-16 19:35:06" },
  { height:  520622 , difficulty:  737759 , date:  "2015-06-16 19:36:06" },
  { height:  520623 , difficulty:  736013 , date:  "2015-06-16 19:36:59" },
  { height:  520624 , difficulty:  735719 , date:  "2015-06-16 19:37:40" },
  { height:  520625 , difficulty:  736455 , date:  "2015-06-16 19:38:03" },
  { height:  520626 , difficulty:  738571 , date:  "2015-06-16 19:39:03" },
  { height:  520627 , difficulty:  742555 , date:  "2015-06-16 19:39:07" },
  { height:  520628 , difficulty:  742041 , date:  "2015-06-16 19:40:05" },
  { height:  520629 , difficulty:  743530 , date:  "2015-06-16 19:40:55" },
  { height:  520630 , difficulty:  743481 , date:  "2015-06-16 19:41:48" },
  { height:  520631 , difficulty:  744168 , date:  "2015-06-16 19:43:29" },
  { height:  520632 , difficulty:  743595 , date:  "2015-06-16 19:43:34" },
  { height:  520633 , difficulty:  743000 , date:  "2015-06-16 19:44:31" },
  { height:  520634 , difficulty:  742849 , date:  "2015-06-16 19:44:39" },
  { height:  520635 , difficulty:  743187 , date:  "2015-06-16 19:47:14" },
  { height:  520636 , difficulty:  742588 , date:  "2015-06-16 19:50:24" },
  { height:  520637 , difficulty:  740238 , date:  "2015-06-16 19:51:13" },
  { height:  520638 , difficulty:  741259 , date:  "2015-06-16 19:51:24" },
  { height:  520639 , difficulty:  738662 , date:  "2015-06-16 19:52:12" },
  { height:  520640 , difficulty:  735521 , date:  "2015-06-16 19:52:15" },
  { height:  520641 , difficulty:  734242 , date:  "2015-06-16 19:53:13" },
  { height:  520642 , difficulty:  734201 , date:  "2015-06-16 19:54:14" },
  { height:  520643 , difficulty:  734247 , date:  "2015-06-16 19:54:46" },
  { height:  520644 , difficulty:  732935 , date:  "2015-06-16 19:55:00" },
  { height:  520645 , difficulty:  732693 , date:  "2015-06-16 19:55:17" },
  { height:  520646 , difficulty:  731020 , date:  "2015-06-16 19:57:07" },
  { height:  520647 , difficulty:  731494 , date:  "2015-06-16 19:58:11" },
  { height:  520648 , difficulty:  730750 , date:  "2015-06-16 19:58:16" },
  { height:  520649 , difficulty:  728995 , date:  "2015-06-16 19:59:14" },
  { height:  520650 , difficulty:  727243 , date:  "2015-06-16 20:00:03" },
  { height:  520651 , difficulty:  726636 , date:  "2015-06-16 20:00:07" },
  { height:  520652 , difficulty:  723880 , date:  "2015-06-16 20:01:11" },
  { height:  520653 , difficulty:  724752 , date:  "2015-06-16 20:02:38" },
  { height:  520654 , difficulty:  724815 , date:  "2015-06-16 20:02:43" },
  { height:  520655 , difficulty:  720899 , date:  "2015-06-16 20:04:55" },
  { height:  520656 , difficulty:  722631 , date:  "2015-06-16 20:07:56" },
  { height:  520657 , difficulty:  719989 , date:  "2015-06-16 20:08:15" },
  { height:  520658 , difficulty:  720032 , date:  "2015-06-16 20:08:39" },
  { height:  520659 , difficulty:  720126 , date:  "2015-06-16 20:08:51" },
  { height:  520660 , difficulty:  718857 , date:  "2015-06-16 20:09:07" },
  { height:  520661 , difficulty:  719165 , date:  "2015-06-16 20:10:25" },
  { height:  520662 , difficulty:  722830 , date:  "2015-06-16 20:12:13" },
  { height:  520663 , difficulty:  723079 , date:  "2015-06-16 20:14:18" },
  { height:  520664 , difficulty:  722608 , date:  "2015-06-16 20:15:29" },
  { height:  520665 , difficulty:  718976 , date:  "2015-06-16 20:15:29" },
  { height:  520666 , difficulty:  711340 , date:  "2015-06-16 20:17:00" },
  { height:  520667 , difficulty:  709773 , date:  "2015-06-16 20:17:14" },
  { height:  520668 , difficulty:  709366 , date:  "2015-06-16 20:19:13" },
  { height:  520669 , difficulty:  710970 , date:  "2015-06-16 20:19:30" },
  { height:  520670 , difficulty:  711409 , date:  "2015-06-16 20:19:46" },
  { height:  520671 , difficulty:  710430 , date:  "2015-06-16 20:20:19" },
  { height:  520672 , difficulty:  706746 , date:  "2015-06-16 20:24:54" },
  { height:  520673 , difficulty:  705532 , date:  "2015-06-16 20:25:24" },
  { height:  520674 , difficulty:  706075 , date:  "2015-06-16 20:25:48" },
  { height:  520675 , difficulty:  705301 , date:  "2015-06-16 20:26:50" },
  { height:  520676 , difficulty:  707810 , date:  "2015-06-16 20:30:24" },
  { height:  520677 , difficulty:  708190 , date:  "2015-06-16 20:32:54" },
  { height:  520678 , difficulty:  706912 , date:  "2015-06-16 20:33:19" },
  { height:  520679 , difficulty:  705737 , date:  "2015-06-16 20:33:38" },
  { height:  520680 , difficulty:  705172 , date:  "2015-06-16 20:34:23" },
  { height:  520681 , difficulty:  704360 , date:  "2015-06-16 20:35:41" },
  { height:  520682 , difficulty:  703425 , date:  "2015-06-16 20:35:58" },
  { height:  520683 , difficulty:  703982 , date:  "2015-06-16 20:36:03" },
  { height:  520684 , difficulty:  703619 , date:  "2015-06-16 20:36:11" },
  { height:  520685 , difficulty:  703682 , date:  "2015-06-16 20:36:14" },
  { height:  520686 , difficulty:  702515 , date:  "2015-06-16 20:37:05" },
  { height:  520687 , difficulty:  701726 , date:  "2015-06-16 20:37:12" },
  { height:  520688 , difficulty:  699894 , date:  "2015-06-16 20:39:29" },
  { height:  520689 , difficulty:  698867 , date:  "2015-06-16 20:40:37" },
  { height:  520690 , difficulty:  698494 , date:  "2015-06-16 20:40:40" },
  { height:  520691 , difficulty:  698443 , date:  "2015-06-16 20:41:25" },
  { height:  520692 , difficulty:  695034 , date:  "2015-06-16 20:44:43" },
  { height:  520693 , difficulty:  691861 , date:  "2015-06-16 20:44:55" },
  { height:  520694 , difficulty:  691256 , date:  "2015-06-16 20:45:45" },
  { height:  520695 , difficulty:  690270 , date:  "2015-06-16 20:46:07" },
  { height:  520696 , difficulty:  693649 , date:  "2015-06-16 20:46:25" },
  { height:  520697 , difficulty:  690796 , date:  "2015-06-16 20:48:41" },
  { height:  520698 , difficulty:  690054 , date:  "2015-06-16 20:49:19" },
  { height:  520699 , difficulty:  690310 , date:  "2015-06-16 20:49:29" },
  { height:  520700 , difficulty:  689408 , date:  "2015-06-16 20:49:57" },
  { height:  520701 , difficulty:  689033 , date:  "2015-06-16 20:51:45" },
  { height:  520702 , difficulty:  689152 , date:  "2015-06-16 20:53:24" },
  { height:  520703 , difficulty:  693295 , date:  "2015-06-16 20:54:54" },
  { height:  520704 , difficulty:  693989 , date:  "2015-06-16 20:55:34" },
  { height:  520705 , difficulty:  693125 , date:  "2015-06-16 20:56:06" },
  { height:  520706 , difficulty:  692102 , date:  "2015-06-16 20:56:49" },
  { height:  520707 , difficulty:  690429 , date:  "2015-06-16 20:57:45" },
  { height:  520708 , difficulty:  690821 , date:  "2015-06-16 20:58:06" },
  { height:  520709 , difficulty:  690745 , date:  "2015-06-16 20:58:31" },
  { height:  520710 , difficulty:  690639 , date:  "2015-06-16 20:58:35" },
  { height:  520711 , difficulty:  688438 , date:  "2015-06-16 20:58:39" },
  { height:  520712 , difficulty:  686741 , date:  "2015-06-16 21:00:04" },
  { height:  520713 , difficulty:  688215 , date:  "2015-06-16 21:00:18" },
  { height:  520714 , difficulty:  687928 , date:  "2015-06-16 21:00:42" },
  { height:  520715 , difficulty:  689630 , date:  "2015-06-16 21:01:18" },
  { height:  520716 , difficulty:  689652 , date:  "2015-06-16 21:02:51" },
  { height:  520717 , difficulty:  690537 , date:  "2015-06-16 21:03:50" },
  { height:  520718 , difficulty:  690349 , date:  "2015-06-16 21:04:54" },
  { height:  520719 , difficulty:  690115 , date:  "2015-06-16 21:04:59" },
  { height:  520720 , difficulty:  690905 , date:  "2015-06-16 21:05:04" },
  { height:  520721 , difficulty:  691293 , date:  "2015-06-16 21:08:38" },
  { height:  520722 , difficulty:  689489 , date:  "2015-06-16 21:08:42" },
  { height:  520723 , difficulty:  688240 , date:  "2015-06-16 21:08:49" },
  { height:  520724 , difficulty:  689792 , date:  "2015-06-16 21:10:46" },
  { height:  520725 , difficulty:  689034 , date:  "2015-06-16 21:12:25" },
  { height:  520726 , difficulty:  688658 , date:  "2015-06-16 21:15:04" },
  { height:  520727 , difficulty:  690967 , date:  "2015-06-16 21:19:37" },
  { height:  520728 , difficulty:  692374 , date:  "2015-06-16 21:19:39" },
  { height:  520729 , difficulty:  691083 , date:  "2015-06-16 21:19:49" },
  { height:  520730 , difficulty:  693327 , date:  "2015-06-16 21:20:07" },
  { height:  520731 , difficulty:  691912 , date:  "2015-06-16 21:20:14" },
  { height:  520732 , difficulty:  689870 , date:  "2015-06-16 21:22:13" },
  { height:  520733 , difficulty:  690010 , date:  "2015-06-16 21:25:39" },
  { height:  520734 , difficulty:  690492 , date:  "2015-06-16 21:25:53" },
  { height:  520735 , difficulty:  690928 , date:  "2015-06-16 21:26:08" },
  { height:  520736 , difficulty:  691134 , date:  "2015-06-16 21:26:21" },
  { height:  520737 , difficulty:  690859 , date:  "2015-06-16 21:26:26" },
  { height:  520738 , difficulty:  688976 , date:  "2015-06-16 21:27:57" },
  { height:  520739 , difficulty:  688345 , date:  "2015-06-16 21:28:04" },
  { height:  520740 , difficulty:  687101 , date:  "2015-06-16 21:28:10" },
  { height:  520741 , difficulty:  687709 , date:  "2015-06-16 21:28:20" },
  { height:  520742 , difficulty:  686468 , date:  "2015-06-16 21:28:32" },
  { height:  520743 , difficulty:  689383 , date:  "2015-06-16 21:29:35" },
  { height:  520744 , difficulty:  687357 , date:  "2015-06-16 21:30:14" },
  { height:  520745 , difficulty:  688038 , date:  "2015-06-16 21:30:19" },
  { height:  520746 , difficulty:  689467 , date:  "2015-06-16 21:30:49" },
  { height:  520747 , difficulty:  689178 , date:  "2015-06-16 21:31:19" },
  { height:  520748 , difficulty:  685081 , date:  "2015-06-16 21:31:30" },
  { height:  520749 , difficulty:  685467 , date:  "2015-06-16 21:31:53" },
  { height:  520750 , difficulty:  685199 , date:  "2015-06-16 21:32:40" },
  { height:  520751 , difficulty:  683917 , date:  "2015-06-16 21:33:43" },
  { height:  520752 , difficulty:  681599 , date:  "2015-06-16 21:33:51" },
  { height:  520753 , difficulty:  679281 , date:  "2015-06-16 21:36:33" },
  { height:  520754 , difficulty:  678755 , date:  "2015-06-16 21:36:36" },
  { height:  520755 , difficulty:  681077 , date:  "2015-06-16 21:40:37" },
  { height:  520756 , difficulty:  680878 , date:  "2015-06-16 21:40:55" },
  { height:  520757 , difficulty:  681076 , date:  "2015-06-16 21:43:49" },
  { height:  520758 , difficulty:  680494 , date:  "2015-06-16 21:44:56" },
  { height:  520759 , difficulty:  682448 , date:  "2015-06-16 21:45:07" },
  { height:  520760 , difficulty:  682090 , date:  "2015-06-16 21:45:52" },
  { height:  520761 , difficulty:  681983 , date:  "2015-06-16 21:46:57" },
  { height:  520762 , difficulty:  681764 , date:  "2015-06-16 21:48:19" },
  { height:  520763 , difficulty:  683930 , date:  "2015-06-16 21:48:21" },
  { height:  520764 , difficulty:  683140 , date:  "2015-06-16 21:48:57" },
  { height:  520765 , difficulty:  682269 , date:  "2015-06-16 21:48:59" },
  { height:  520766 , difficulty:  691020 , date:  "2015-06-16 21:49:30" },
  { height:  520767 , difficulty:  692186 , date:  "2015-06-16 21:52:28" },
  { height:  520768 , difficulty:  689559 , date:  "2015-06-16 21:53:31" },
  { height:  520769 , difficulty:  689634 , date:  "2015-06-16 21:53:35" },
  { height:  520770 , difficulty:  688706 , date:  "2015-06-16 21:53:45" },
  { height:  520771 , difficulty:  689024 , date:  "2015-06-16 21:56:50" },
  { height:  520772 , difficulty:  688716 , date:  "2015-06-16 21:56:59" },
  { height:  520773 , difficulty:  690278 , date:  "2015-06-16 21:58:58" },
  { height:  520774 , difficulty:  689981 , date:  "2015-06-16 22:00:25" },
  { height:  520775 , difficulty:  689502 , date:  "2015-06-16 22:03:18" },
  { height:  520776 , difficulty:  688988 , date:  "2015-06-16 22:04:00" },
  { height:  520777 , difficulty:  693637 , date:  "2015-06-16 22:05:44" },
  { height:  520778 , difficulty:  691791 , date:  "2015-06-16 22:05:48" },
  { height:  520779 , difficulty:  690098 , date:  "2015-06-16 22:05:54" },
  { height:  520780 , difficulty:  689189 , date:  "2015-06-16 22:06:40" },
  { height:  520781 , difficulty:  689380 , date:  "2015-06-16 22:06:44" },
  { height:  520782 , difficulty:  691642 , date:  "2015-06-16 22:06:57" },
  { height:  520783 , difficulty:  693631 , date:  "2015-06-16 22:08:32" },
  { height:  520784 , difficulty:  693019 , date:  "2015-06-16 22:11:21" },
  { height:  520785 , difficulty:  692828 , date:  "2015-06-16 22:11:26" },
  { height:  520786 , difficulty:  697291 , date:  "2015-06-16 22:12:06" },
  { height:  520787 , difficulty:  696943 , date:  "2015-06-16 22:13:50" },
  { height:  520788 , difficulty:  696697 , date:  "2015-06-16 22:13:58" },
  { height:  520789 , difficulty:  697304 , date:  "2015-06-16 22:14:38" },
  { height:  520790 , difficulty:  697334 , date:  "2015-06-16 22:14:44" },
  { height:  520791 , difficulty:  697423 , date:  "2015-06-16 22:14:50" },
  { height:  520792 , difficulty:  695733 , date:  "2015-06-16 22:15:33" },
  { height:  520793 , difficulty:  698421 , date:  "2015-06-16 22:15:47" },
  { height:  520794 , difficulty:  697479 , date:  "2015-06-16 22:15:52" },
  { height:  520795 , difficulty:  697114 , date:  "2015-06-16 22:16:33" },
  { height:  520796 , difficulty:  697296 , date:  "2015-06-16 22:17:49" },
  { height:  520797 , difficulty:  696895 , date:  "2015-06-16 22:19:03" },
  { height:  520798 , difficulty:  697052 , date:  "2015-06-16 22:19:05" },
  { height:  520799 , difficulty:  700284 , date:  "2015-06-16 22:19:17" },
  { height:  520800 , difficulty:  698185 , date:  "2015-06-16 22:20:31" },
  { height:  520801 , difficulty:  698035 , date:  "2015-06-16 22:22:13" },
  { height:  520802 , difficulty:  697511 , date:  "2015-06-16 22:23:26" },
  { height:  520803 , difficulty:  694719 , date:  "2015-06-16 22:26:15" },
  { height:  520804 , difficulty:  694451 , date:  "2015-06-16 22:26:30" },
  { height:  520805 , difficulty:  695538 , date:  "2015-06-16 22:26:33" },
  { height:  520806 , difficulty:  695615 , date:  "2015-06-16 22:27:14" },
  { height:  520807 , difficulty:  696391 , date:  "2015-06-16 22:29:48" },
  { height:  520808 , difficulty:  694442 , date:  "2015-06-16 22:31:34" },
  { height:  520809 , difficulty:  691442 , date:  "2015-06-16 22:31:57" },
  { height:  520810 , difficulty:  690961 , date:  "2015-06-16 22:34:01" },
  { height:  520811 , difficulty:  693450 , date:  "2015-06-16 22:34:43" },
  { height:  520812 , difficulty:  693886 , date:  "2015-06-16 22:35:10" },
  { height:  520813 , difficulty:  693627 , date:  "2015-06-16 22:35:42" },
  { height:  520814 , difficulty:  692145 , date:  "2015-06-16 22:35:57" },
  { height:  520815 , difficulty:  692019 , date:  "2015-06-16 22:37:11" },
  { height:  520816 , difficulty:  692464 , date:  "2015-06-16 22:37:15" },
  { height:  520817 , difficulty:  693876 , date:  "2015-06-16 22:39:01" },
  { height:  520818 , difficulty:  693607 , date:  "2015-06-16 22:39:32" },
  { height:  520819 , difficulty:  695052 , date:  "2015-06-16 22:39:46" },
  { height:  520820 , difficulty:  694277 , date:  "2015-06-16 22:40:15" },
  { height:  520821 , difficulty:  695263 , date:  "2015-06-16 22:40:27" },
  { height:  520822 , difficulty:  694732 , date:  "2015-06-16 22:40:44" },
  { height:  520823 , difficulty:  694407 , date:  "2015-06-16 22:41:09" },
  { height:  520824 , difficulty:  693924 , date:  "2015-06-16 22:41:25" },
  { height:  520825 , difficulty:  694433 , date:  "2015-06-16 22:41:45" },
  { height:  520826 , difficulty:  697727 , date:  "2015-06-16 22:41:56" },
  { height:  520827 , difficulty:  696343 , date:  "2015-06-16 22:41:58" },
  { height:  520828 , difficulty:  696440 , date:  "2015-06-16 22:43:56" },
  { height:  520829 , difficulty:  693379 , date:  "2015-06-16 22:46:01" },
  { height:  520830 , difficulty:  693162 , date:  "2015-06-16 22:46:37" },
  { height:  520831 , difficulty:  689270 , date:  "2015-06-16 22:47:27" },
  { height:  520832 , difficulty:  688893 , date:  "2015-06-16 22:48:24" },
  { height:  520833 , difficulty:  686815 , date:  "2015-06-16 22:49:36" },
  { height:  520834 , difficulty:  685864 , date:  "2015-06-16 22:49:55" },
  { height:  520835 , difficulty:  685474 , date:  "2015-06-16 22:51:17" },
  { height:  520836 , difficulty:  685184 , date:  "2015-06-16 22:51:20" },
  { height:  520837 , difficulty:  684025 , date:  "2015-06-16 22:53:05" },
  { height:  520838 , difficulty:  685105 , date:  "2015-06-16 22:54:00" },
  { height:  520839 , difficulty:  687541 , date:  "2015-06-16 22:54:07" },
  { height:  520840 , difficulty:  686818 , date:  "2015-06-16 22:55:21" },
  { height:  520841 , difficulty:  686849 , date:  "2015-06-16 22:57:14" },
  { height:  520842 , difficulty:  688057 , date:  "2015-06-16 22:58:15" },
  { height:  520843 , difficulty:  684907 , date:  "2015-06-16 22:58:55" },
  { height:  520844 , difficulty:  686163 , date:  "2015-06-16 23:00:34" },
  { height:  520845 , difficulty:  686082 , date:  "2015-06-16 23:01:06" },
  { height:  520846 , difficulty:  685999 , date:  "2015-06-16 23:06:59" },
  { height:  520847 , difficulty:  683144 , date:  "2015-06-16 23:07:03" },
  { height:  520848 , difficulty:  684747 , date:  "2015-06-16 23:07:34" },
  { height:  520849 , difficulty:  682539 , date:  "2015-06-16 23:10:47" },
  { height:  520850 , difficulty:  681474 , date:  "2015-06-16 23:13:38" },
  { height:  520851 , difficulty:  678606 , date:  "2015-06-16 23:15:17" },
  { height:  520852 , difficulty:  678423 , date:  "2015-06-16 23:15:26" },
  { height:  520853 , difficulty:  676777 , date:  "2015-06-16 23:15:40" },
  { height:  520854 , difficulty:  677022 , date:  "2015-06-16 23:16:05" },
  { height:  520855 , difficulty:  680108 , date:  "2015-06-16 23:16:20" },
  { height:  520856 , difficulty:  680204 , date:  "2015-06-16 23:19:08" },
  { height:  520857 , difficulty:  681211 , date:  "2015-06-16 23:19:18" },
  { height:  520858 , difficulty:  680828 , date:  "2015-06-16 23:19:26" },
  { height:  520859 , difficulty:  683599 , date:  "2015-06-16 23:21:41" },
  { height:  520860 , difficulty:  680572 , date:  "2015-06-16 23:23:43" },
  { height:  520861 , difficulty:  680889 , date:  "2015-06-16 23:24:21" },
  { height:  520862 , difficulty:  680205 , date:  "2015-06-16 23:25:25" },
  { height:  520863 , difficulty:  678521 , date:  "2015-06-16 23:25:34" },
  { height:  520864 , difficulty:  681646 , date:  "2015-06-16 23:26:06" },
  { height:  520865 , difficulty:  682766 , date:  "2015-06-16 23:26:12" },
  { height:  520866 , difficulty:  683957 , date:  "2015-06-16 23:28:35" },
  { height:  520867 , difficulty:  687704 , date:  "2015-06-16 23:29:05" },
  { height:  520868 , difficulty:  688385 , date:  "2015-06-16 23:29:38" },
  { height:  520869 , difficulty:  688563 , date:  "2015-06-16 23:30:28" },
  { height:  520870 , difficulty:  689530 , date:  "2015-06-16 23:31:03" },
  { height:  520871 , difficulty:  688606 , date:  "2015-06-16 23:32:51" },
  { height:  520872 , difficulty:  687429 , date:  "2015-06-16 23:33:17" },
  { height:  520873 , difficulty:  686993 , date:  "2015-06-16 23:34:42" },
  { height:  520874 , difficulty:  686848 , date:  "2015-06-16 23:35:37" },
  { height:  520875 , difficulty:  686489 , date:  "2015-06-16 23:35:19" },
  { height:  520876 , difficulty:  685207 , date:  "2015-06-16 23:36:19" },
  { height:  520877 , difficulty:  686004 , date:  "2015-06-16 23:36:38" },
  { height:  520878 , difficulty:  685270 , date:  "2015-06-16 23:36:51" },
  { height:  520879 , difficulty:  682590 , date:  "2015-06-16 23:37:14" },
  { height:  520880 , difficulty:  684753 , date:  "2015-06-16 23:37:57" },
  { height:  520881 , difficulty:  689557 , date:  "2015-06-16 23:38:33" },
  { height:  520882 , difficulty:  688677 , date:  "2015-06-16 23:39:20" },
  { height:  520883 , difficulty:  687080 , date:  "2015-06-16 23:39:45" },
  { height:  520884 , difficulty:  688088 , date:  "2015-06-16 23:40:43" },
  { height:  520885 , difficulty:  687836 , date:  "2015-06-16 23:42:25" },
  { height:  520886 , difficulty:  685889 , date:  "2015-06-16 23:42:31" },
  { height:  520887 , difficulty:  687410 , date:  "2015-06-16 23:43:13" },
  { height:  520888 , difficulty:  686996 , date:  "2015-06-16 23:44:28" },
  { height:  520889 , difficulty:  689369 , date:  "2015-06-16 23:44:39" },
  { height:  520890 , difficulty:  692578 , date:  "2015-06-16 23:45:44" },
  { height:  520891 , difficulty:  691161 , date:  "2015-06-16 23:47:01" },
  { height:  520892 , difficulty:  691279 , date:  "2015-06-16 23:47:42" },
  { height:  520893 , difficulty:  689891 , date:  "2015-06-16 23:48:15" },
  { height:  520894 , difficulty:  689182 , date:  "2015-06-16 23:49:25" },
  { height:  520895 , difficulty:  689093 , date:  "2015-06-16 23:49:35" },
  { height:  520896 , difficulty:  688924 , date:  "2015-06-16 23:50:22" },
  { height:  520897 , difficulty:  688552 , date:  "2015-06-16 23:52:18" },
  { height:  520898 , difficulty:  692243 , date:  "2015-06-16 23:52:48" },
  { height:  520899 , difficulty:  692076 , date:  "2015-06-16 23:52:54" },
  { height:  520900 , difficulty:  691644 , date:  "2015-06-16 23:53:30" },
  { height:  520901 , difficulty:  691159 , date:  "2015-06-16 23:54:48" },
  { height:  520902 , difficulty:  693206 , date:  "2015-06-16 23:55:26" },
  { height:  520903 , difficulty:  694683 , date:  "2015-06-16 23:56:19" },
  { height:  520904 , difficulty:  693398 , date:  "2015-06-16 23:57:02" },
  { height:  520905 , difficulty:  691849 , date:  "2015-06-16 23:59:24" },
  { height:  520906 , difficulty:  691649 , date:  "2015-06-16 23:59:47" },
  { height:  520907 , difficulty:  690797 , date:  "2015-06-17 00:00:09" },
  { height:  520908 , difficulty:  689685 , date:  "2015-06-17 00:03:07" },
  { height:  520909 , difficulty:  689164 , date:  "2015-06-17 00:06:38" },
  { height:  520910 , difficulty:  689722 , date:  "2015-06-17 00:06:41" },
  { height:  520911 , difficulty:  688763 , date:  "2015-06-17 00:06:59" },
  { height:  520912 , difficulty:  688726 , date:  "2015-06-17 00:07:22" },
  { height:  520913 , difficulty:  689123 , date:  "2015-06-17 00:08:08" },
  { height:  520914 , difficulty:  688221 , date:  "2015-06-17 00:09:24" },
  { height:  520915 , difficulty:  690549 , date:  "2015-06-17 00:16:17" },
  { height:  520916 , difficulty:  689473 , date:  "2015-06-17 00:16:39" },
  { height:  520917 , difficulty:  687612 , date:  "2015-06-17 00:17:05" },
  { height:  520918 , difficulty:  687081 , date:  "2015-06-17 00:17:07" },
  { height:  520919 , difficulty:  688300 , date:  "2015-06-17 00:17:59" },
  { height:  520920 , difficulty:  686637 , date:  "2015-06-17 00:19:29" },
  { height:  520921 , difficulty:  686935 , date:  "2015-06-17 00:22:22" },
  { height:  520922 , difficulty:  682918 , date:  "2015-06-17 00:22:30" },
  { height:  520923 , difficulty:  683839 , date:  "2015-06-17 00:22:40" },
  { height:  520924 , difficulty:  684321 , date:  "2015-06-17 00:23:27" },
  { height:  520925 , difficulty:  681084 , date:  "2015-06-17 00:24:22" },
  { height:  520926 , difficulty:  680255 , date:  "2015-06-17 00:24:28" },
  { height:  520927 , difficulty:  678993 , date:  "2015-06-17 00:25:24" },
  { height:  520928 , difficulty:  678838 , date:  "2015-06-17 00:25:53" },
  { height:  520929 , difficulty:  678851 , date:  "2015-06-17 00:27:14" },
  { height:  520930 , difficulty:  678880 , date:  "2015-06-17 00:28:37" },
  { height:  520931 , difficulty:  678477 , date:  "2015-06-17 00:29:04" },
  { height:  520932 , difficulty:  676530 , date:  "2015-06-17 00:29:15" },
  { height:  520933 , difficulty:  677723 , date:  "2015-06-17 00:29:40" },
  { height:  520934 , difficulty:  688249 , date:  "2015-06-17 00:30:02" },
  { height:  520935 , difficulty:  689510 , date:  "2015-06-17 00:36:16" },
  { height:  520936 , difficulty:  690897 , date:  "2015-06-17 00:48:12" },
  { height:  520937 , difficulty:  691137 , date:  "2015-06-17 00:50:15" },
  { height:  520938 , difficulty:  690034 , date:  "2015-06-17 00:50:46" },
  { height:  520939 , difficulty:  689825 , date:  "2015-06-17 00:52:23" },
  { height:  520940 , difficulty:  689044 , date:  "2015-06-17 00:53:25" },
  { height:  520941 , difficulty:  689887 , date:  "2015-06-17 00:54:36" },
  { height:  520942 , difficulty:  688022 , date:  "2015-06-17 00:56:59" },
  { height:  520943 , difficulty:  690680 , date:  "2015-06-17 01:01:48" },
  { height:  520944 , difficulty:  691370 , date:  "2015-06-17 01:02:25" },
  { height:  520945 , difficulty:  694629 , date:  "2015-06-17 01:02:42" },
  { height:  520946 , difficulty:  695204 , date:  "2015-06-17 01:02:47" },
  { height:  520947 , difficulty:  693162 , date:  "2015-06-17 01:03:48" },
  { height:  520948 , difficulty:  693941 , date:  "2015-06-17 01:04:04" },
  { height:  520949 , difficulty:  692256 , date:  "2015-06-17 01:05:35" },
  { height:  520950 , difficulty:  691528 , date:  "2015-06-17 01:05:49" },
  { height:  520951 , difficulty:  691371 , date:  "2015-06-17 01:07:57" },
  { height:  520952 , difficulty:  694081 , date:  "2015-06-17 01:09:06" },
  { height:  520953 , difficulty:  693652 , date:  "2015-06-17 01:09:17" },
  { height:  520954 , difficulty:  694354 , date:  "2015-06-17 01:09:52" },
  { height:  520955 , difficulty:  696750 , date:  "2015-06-17 01:12:32" },
  { height:  520956 , difficulty:  697320 , date:  "2015-06-17 01:14:33" },
  { height:  520957 , difficulty:  697179 , date:  "2015-06-17 01:14:51" },
  { height:  520958 , difficulty:  697181 , date:  "2015-06-17 01:17:20" },
  { height:  520959 , difficulty:  696782 , date:  "2015-06-17 01:17:39" },
  { height:  520960 , difficulty:  699115 , date:  "2015-06-17 01:18:37" },
  { height:  520961 , difficulty:  699118 , date:  "2015-06-17 01:18:39" },
  { height:  520962 , difficulty:  699666 , date:  "2015-06-17 01:19:10" },
  { height:  520963 , difficulty:  699086 , date:  "2015-06-17 01:19:54" },
  { height:  520964 , difficulty:  698616 , date:  "2015-06-17 01:21:20" },
  { height:  520965 , difficulty:  698411 , date:  "2015-06-17 01:21:39" },
  { height:  520966 , difficulty:  699901 , date:  "2015-06-17 01:22:16" },
  { height:  520967 , difficulty:  698276 , date:  "2015-06-17 01:22:32" },
  { height:  520968 , difficulty:  697331 , date:  "2015-06-17 01:24:17" },
  { height:  520969 , difficulty:  698827 , date:  "2015-06-17 01:24:19" },
  { height:  520970 , difficulty:  698807 , date:  "2015-06-17 01:25:17" },
  { height:  520971 , difficulty:  700292 , date:  "2015-06-17 01:27:11" },
  { height:  520972 , difficulty:  701101 , date:  "2015-06-17 01:28:31" },
  { height:  520973 , difficulty:  700418 , date:  "2015-06-17 01:29:33" },
  { height:  520974 , difficulty:  700208 , date:  "2015-06-17 01:30:37" },
  { height:  520975 , difficulty:  700236 , date:  "2015-06-17 01:30:50" },
  { height:  520976 , difficulty:  699509 , date:  "2015-06-17 01:31:47" },
  { height:  520977 , difficulty:  698837 , date:  "2015-06-17 01:32:18" },
  { height:  520978 , difficulty:  698357 , date:  "2015-06-17 01:33:14" },
  { height:  520979 , difficulty:  697334 , date:  "2015-06-17 01:33:30" },
  { height:  520980 , difficulty:  696876 , date:  "2015-06-17 01:33:47" },
  { height:  520981 , difficulty:  694775 , date:  "2015-06-17 01:34:12" },
  { height:  520982 , difficulty:  695150 , date:  "2015-06-17 01:34:56" },
  { height:  520983 , difficulty:  694558 , date:  "2015-06-17 01:35:35" },
  { height:  520984 , difficulty:  691650 , date:  "2015-06-17 01:36:24" },
  { height:  520985 , difficulty:  688601 , date:  "2015-06-17 01:37:05" },
  { height:  520986 , difficulty:  689676 , date:  "2015-06-17 01:37:48" },
  { height:  520987 , difficulty:  690988 , date:  "2015-06-17 01:38:24" },
  { height:  520988 , difficulty:  693373 , date:  "2015-06-17 01:38:44" },
  { height:  520989 , difficulty:  692645 , date:  "2015-06-17 01:39:58" },
  { height:  520990 , difficulty:  691247 , date:  "2015-06-17 01:41:48" },
  { height:  520991 , difficulty:  684673 , date:  "2015-06-17 01:42:26" },
  { height:  520992 , difficulty:  684170 , date:  "2015-06-17 01:42:43" },
  { height:  520993 , difficulty:  684689 , date:  "2015-06-17 01:43:46" },
  { height:  520994 , difficulty:  686293 , date:  "2015-06-17 01:44:16" },
  { height:  520995 , difficulty:  686608 , date:  "2015-06-17 01:44:59" },
  { height:  520996 , difficulty:  684994 , date:  "2015-06-17 01:45:04" },
  { height:  520997 , difficulty:  682666 , date:  "2015-06-17 01:45:07" },
  { height:  520998 , difficulty:  683128 , date:  "2015-06-17 01:47:35" },
  { height:  520999 , difficulty:  688330 , date:  "2015-06-17 01:47:36" },
  { height:  521000 , difficulty:  687571 , date:  "2015-06-17 01:47:43" },
  { height:  521001 , difficulty:  687022 , date:  "2015-06-17 01:49:58" },
  { height:  521002 , difficulty:  687747 , date:  "2015-06-17 01:50:10" },
  { height:  521003 , difficulty:  686966 , date:  "2015-06-17 01:50:16" },
  { height:  521004 , difficulty:  687218 , date:  "2015-06-17 01:50:25" },
  { height:  521005 , difficulty:  688944 , date:  "2015-06-17 01:50:41" },
  { height:  521006 , difficulty:  688372 , date:  "2015-06-17 01:50:53" },
  { height:  521007 , difficulty:  688878 , date:  "2015-06-17 01:51:15" },
  { height:  521008 , difficulty:  690847 , date:  "2015-06-17 01:51:46" },
  { height:  521009 , difficulty:  696607 , date:  "2015-06-17 01:52:39" },
  { height:  521010 , difficulty:  696057 , date:  "2015-06-17 01:52:41" },
  { height:  521011 , difficulty:  689625 , date:  "2015-06-17 01:54:11" },
  { height:  521012 , difficulty:  677525 , date:  "2015-06-17 01:54:47" },
  { height:  521013 , difficulty:  676959 , date:  "2015-06-17 01:55:48" },
  { height:  521014 , difficulty:  676863 , date:  "2015-06-17 01:56:03" },
  { height:  521015 , difficulty:  676537 , date:  "2015-06-17 01:56:12" },
  { height:  521016 , difficulty:  675512 , date:  "2015-06-17 01:56:48" },
  { height:  521017 , difficulty:  674389 , date:  "2015-06-17 01:56:51" },
  { height:  521018 , difficulty:  672114 , date:  "2015-06-17 01:58:20" },
  { height:  521019 , difficulty:  667274 , date:  "2015-06-17 01:58:25" },
  { height:  521020 , difficulty:  668785 , date:  "2015-06-17 01:58:51" },
  { height:  521021 , difficulty:  669031 , date:  "2015-06-17 02:01:25" },
  { height:  521022 , difficulty:  669161 , date:  "2015-06-17 02:03:36" },
  { height:  521023 , difficulty:  670572 , date:  "2015-06-17 02:04:07" },
  { height:  521024 , difficulty:  670651 , date:  "2015-06-17 02:04:48" },
  { height:  521025 , difficulty:  670059 , date:  "2015-06-17 02:06:11" },
  { height:  521026 , difficulty:  669927 , date:  "2015-06-17 02:07:12" },
  { height:  521027 , difficulty:  667713 , date:  "2015-06-17 02:07:19" },
  { height:  521028 , difficulty:  666401 , date:  "2015-06-17 02:09:56" },
  { height:  521029 , difficulty:  668592 , date:  "2015-06-17 02:09:58" },
  { height:  521030 , difficulty:  668318 , date:  "2015-06-17 02:10:00" },
  { height:  521031 , difficulty:  666024 , date:  "2015-06-17 02:10:20" },
  { height:  521032 , difficulty:  667029 , date:  "2015-06-17 02:10:29" },
  { height:  521033 , difficulty:  667474 , date:  "2015-06-17 02:10:51" },
  { height:  521034 , difficulty:  664863 , date:  "2015-06-17 02:11:14" },
  { height:  521035 , difficulty:  665321 , date:  "2015-06-17 02:12:03" },
  { height:  521036 , difficulty:  666583 , date:  "2015-06-17 02:13:44" },
  { height:  521037 , difficulty:  666677 , date:  "2015-06-17 02:13:52" },
  { height:  521038 , difficulty:  667438 , date:  "2015-06-17 02:13:57" },
  { height:  521039 , difficulty:  667979 , date:  "2015-06-17 02:14:08" },
  { height:  521040 , difficulty:  666712 , date:  "2015-06-17 02:14:42" },
  { height:  521041 , difficulty:  666876 , date:  "2015-06-17 02:16:06" },
  { height:  521042 , difficulty:  666553 , date:  "2015-06-17 02:17:01" },
  { height:  521043 , difficulty:  667813 , date:  "2015-06-17 02:17:23" },
  { height:  521044 , difficulty:  665938 , date:  "2015-06-17 02:17:29" },
  { height:  521045 , difficulty:  666727 , date:  "2015-06-17 02:18:29" },
  { height:  521046 , difficulty:  666462 , date:  "2015-06-17 02:18:42" },
  { height:  521047 , difficulty:  665727 , date:  "2015-06-17 02:19:17" },
  { height:  521048 , difficulty:  665439 , date:  "2015-06-17 02:20:10" },
  { height:  521049 , difficulty:  664422 , date:  "2015-06-17 02:20:34" },
  { height:  521050 , difficulty:  663493 , date:  "2015-06-17 02:20:47" },
  { height:  521051 , difficulty:  665460 , date:  "2015-06-17 02:21:03" },
  { height:  521052 , difficulty:  666022 , date:  "2015-06-17 02:24:15" },
  { height:  521053 , difficulty:  665714 , date:  "2015-06-17 02:24:20" },
  { height:  521054 , difficulty:  667575 , date:  "2015-06-17 02:24:29" },
  { height:  521055 , difficulty:  668774 , date:  "2015-06-17 02:25:12" },
  { height:  521056 , difficulty:  668599 , date:  "2015-06-17 02:27:38" },
  { height:  521057 , difficulty:  669057 , date:  "2015-06-17 02:29:16" },
  { height:  521058 , difficulty:  669070 , date:  "2015-06-17 02:29:47" },
  { height:  521059 , difficulty:  673953 , date:  "2015-06-17 02:30:47" },
  { height:  521060 , difficulty:  673332 , date:  "2015-06-17 02:32:34" },
  { height:  521061 , difficulty:  672497 , date:  "2015-06-17 02:33:06" },
  { height:  521062 , difficulty:  671749 , date:  "2015-06-17 02:33:58" },
  { height:  521063 , difficulty:  671944 , date:  "2015-06-17 02:35:20" },
  { height:  521064 , difficulty:  671575 , date:  "2015-06-17 02:36:32" },
  { height:  521065 , difficulty:  670544 , date:  "2015-06-17 02:36:45" },
  { height:  521066 , difficulty:  668735 , date:  "2015-06-17 02:38:39" },
  { height:  521067 , difficulty:  669388 , date:  "2015-06-17 02:39:46" },
  { height:  521068 , difficulty:  670388 , date:  "2015-06-17 02:39:53" },
  { height:  521069 , difficulty:  669590 , date:  "2015-06-17 02:39:56" },
  { height:  521070 , difficulty:  669179 , date:  "2015-06-17 02:40:04" },
  { height:  521071 , difficulty:  669429 , date:  "2015-06-17 02:41:28" },
  { height:  521072 , difficulty:  669618 , date:  "2015-06-17 02:42:02" },
  { height:  521073 , difficulty:  671559 , date:  "2015-06-17 02:42:38" },
  { height:  521074 , difficulty:  673600 , date:  "2015-06-17 02:43:38" },
  { height:  521075 , difficulty:  673896 , date:  "2015-06-17 02:44:33" },
  { height:  521076 , difficulty:  673873 , date:  "2015-06-17 02:47:45" },
  { height:  521077 , difficulty:  671420 , date:  "2015-06-17 02:49:11" },
  { height:  521078 , difficulty:  671569 , date:  "2015-06-17 02:49:12" },
  { height:  521079 , difficulty:  672941 , date:  "2015-06-17 02:49:15" },
  { height:  521080 , difficulty:  672970 , date:  "2015-06-17 02:49:36" },
  { height:  521081 , difficulty:  676016 , date:  "2015-06-17 02:51:08" },
  { height:  521082 , difficulty:  677630 , date:  "2015-06-17 02:52:04" },
  { height:  521083 , difficulty:  679684 , date:  "2015-06-17 02:52:26" },
  { height:  521084 , difficulty:  679140 , date:  "2015-06-17 02:52:47" },
  { height:  521085 , difficulty:  678207 , date:  "2015-06-17 02:53:51" },
  { height:  521086 , difficulty:  678520 , date:  "2015-06-17 02:55:08" },
  { height:  521087 , difficulty:  677934 , date:  "2015-06-17 02:55:08" },
  { height:  521088 , difficulty:  679237 , date:  "2015-06-17 02:56:13" },
  { height:  521089 , difficulty:  680617 , date:  "2015-06-17 02:57:36" },
  { height:  521090 , difficulty:  680294 , date:  "2015-06-17 02:58:31" },
  { height:  521091 , difficulty:  682635 , date:  "2015-06-17 02:58:46" },
  { height:  521092 , difficulty:  682094 , date:  "2015-06-17 03:00:27" },
  { height:  521093 , difficulty:  683213 , date:  "2015-06-17 03:00:46" },
  { height:  521094 , difficulty:  681943 , date:  "2015-06-17 03:03:31" },
  { height:  521095 , difficulty:  681858 , date:  "2015-06-17 03:04:15" },
  { height:  521096 , difficulty:  681886 , date:  "2015-06-17 03:05:26" },
  { height:  521097 , difficulty:  680260 , date:  "2015-06-17 03:07:36" },
  { height:  521098 , difficulty:  678477 , date:  "2015-06-17 03:07:48" },
  { height:  521099 , difficulty:  677939 , date:  "2015-06-17 03:07:51" },
  { height:  521100 , difficulty:  677689 , date:  "2015-06-17 03:08:21" },
  { height:  521101 , difficulty:  676635 , date:  "2015-06-17 03:08:36" },
  { height:  521102 , difficulty:  675545 , date:  "2015-06-17 03:08:41" },
  { height:  521103 , difficulty:  676618 , date:  "2015-06-17 03:09:08" },
  { height:  521104 , difficulty:  674388 , date:  "2015-06-17 03:10:17" },
  { height:  521105 , difficulty:  675198 , date:  "2015-06-17 03:10:29" },
  { height:  521106 , difficulty:  677811 , date:  "2015-06-17 03:11:12" },
  { height:  521107 , difficulty:  680839 , date:  "2015-06-17 03:12:38" },
  { height:  521108 , difficulty:  681141 , date:  "2015-06-17 03:13:09" },
  { height:  521109 , difficulty:  684753 , date:  "2015-06-17 03:13:12" },
  { height:  521110 , difficulty:  684584 , date:  "2015-06-17 03:13:46" },
  { height:  521111 , difficulty:  683667 , date:  "2015-06-17 03:14:01" },
  { height:  521112 , difficulty:  681779 , date:  "2015-06-17 03:14:44" },
  { height:  521113 , difficulty:  682467 , date:  "2015-06-17 03:15:46" },
  { height:  521114 , difficulty:  682883 , date:  "2015-06-17 03:15:53" },
  { height:  521115 , difficulty:  684488 , date:  "2015-06-17 03:17:07" },
  { height:  521116 , difficulty:  683994 , date:  "2015-06-17 03:18:17" },
  { height:  521117 , difficulty:  683027 , date:  "2015-06-17 03:19:39" },
  { height:  521118 , difficulty:  683245 , date:  "2015-06-17 03:20:34" },
  { height:  521119 , difficulty:  684070 , date:  "2015-06-17 03:21:12" },
  { height:  521120 , difficulty:  684309 , date:  "2015-06-17 03:21:22" },
  { height:  521121 , difficulty:  683416 , date:  "2015-06-17 03:23:34" },
  { height:  521122 , difficulty:  683657 , date:  "2015-06-17 03:23:44" },
  { height:  521123 , difficulty:  684206 , date:  "2015-06-17 03:25:38" },
  { height:  521124 , difficulty:  685289 , date:  "2015-06-17 03:26:00" },
  { height:  521125 , difficulty:  686705 , date:  "2015-06-17 03:26:06" },
  { height:  521126 , difficulty:  687071 , date:  "2015-06-17 03:27:02" },
  { height:  521127 , difficulty:  688445 , date:  "2015-06-17 03:28:04" },
  { height:  521128 , difficulty:  685004 , date:  "2015-06-17 03:28:28" },
  { height:  521129 , difficulty:  685324 , date:  "2015-06-17 03:29:11" },
  { height:  521130 , difficulty:  686574 , date:  "2015-06-17 03:30:05" },
  { height:  521131 , difficulty:  686669 , date:  "2015-06-17 03:30:37" },
  { height:  521132 , difficulty:  684464 , date:  "2015-06-17 03:32:38" },
  { height:  521133 , difficulty:  683279 , date:  "2015-06-17 03:34:19" },
  { height:  521134 , difficulty:  682642 , date:  "2015-06-17 03:35:28" },
  { height:  521135 , difficulty:  682114 , date:  "2015-06-17 03:35:30" },
  { height:  521136 , difficulty:  681093 , date:  "2015-06-17 03:36:37" },
  { height:  521137 , difficulty:  680707 , date:  "2015-06-17 03:37:25" },
  { height:  521138 , difficulty:  680099 , date:  "2015-06-17 03:37:31" },
  { height:  521139 , difficulty:  679963 , date:  "2015-06-17 03:37:45" },
  { height:  521140 , difficulty:  679682 , date:  "2015-06-17 03:39:03" },
  { height:  521141 , difficulty:  679464 , date:  "2015-06-17 03:39:21" },
  { height:  521142 , difficulty:  680130 , date:  "2015-06-17 03:40:43" },
  { height:  521143 , difficulty:  679167 , date:  "2015-06-17 03:41:42" },
  { height:  521144 , difficulty:  679459 , date:  "2015-06-17 03:42:01" },
  { height:  521145 , difficulty:  679783 , date:  "2015-06-17 03:42:58" },
  { height:  521146 , difficulty:  681892 , date:  "2015-06-17 03:43:12" },
  { height:  521147 , difficulty:  682438 , date:  "2015-06-17 03:43:32" },
  { height:  521148 , difficulty:  681866 , date:  "2015-06-17 03:44:26" },
  { height:  521149 , difficulty:  681885 , date:  "2015-06-17 03:45:33" },
  { height:  521150 , difficulty:  681249 , date:  "2015-06-17 03:47:58" },
  { height:  521151 , difficulty:  680270 , date:  "2015-06-17 03:48:31" },
  { height:  521152 , difficulty:  676979 , date:  "2015-06-17 03:48:49" },
  { height:  521153 , difficulty:  675666 , date:  "2015-06-17 03:48:58" },
  { height:  521154 , difficulty:  675667 , date:  "2015-06-17 03:49:17" },
  { height:  521155 , difficulty:  677671 , date:  "2015-06-17 03:50:25" },
  { height:  521156 , difficulty:  678707 , date:  "2015-06-17 03:50:50" },
  { height:  521157 , difficulty:  677309 , date:  "2015-06-17 03:51:16" },
  { height:  521158 , difficulty:  676768 , date:  "2015-06-17 03:51:53" },
  { height:  521159 , difficulty:  676981 , date:  "2015-06-17 03:52:38" },
  { height:  521160 , difficulty:  677408 , date:  "2015-06-17 03:53:02" },
  { height:  521161 , difficulty:  677236 , date:  "2015-06-17 03:53:32" },
  { height:  521162 , difficulty:  676105 , date:  "2015-06-17 03:54:03" },
  { height:  521163 , difficulty:  676615 , date:  "2015-06-17 03:54:07" },
  { height:  521164 , difficulty:  675705 , date:  "2015-06-17 03:55:08" },
  { height:  521165 , difficulty:  676422 , date:  "2015-06-17 03:56:44" },
  { height:  521166 , difficulty:  675459 , date:  "2015-06-17 03:57:15" },
  { height:  521167 , difficulty:  676571 , date:  "2015-06-17 03:57:52" },
  { height:  521168 , difficulty:  675123 , date:  "2015-06-17 03:58:02" },
  { height:  521169 , difficulty:  675154 , date:  "2015-06-17 03:59:38" },
  { height:  521170 , difficulty:  672140 , date:  "2015-06-17 03:59:39" },
  { height:  521171 , difficulty:  671272 , date:  "2015-06-17 04:00:40" },
  { height:  521172 , difficulty:  670000 , date:  "2015-06-17 04:01:29" },
  { height:  521173 , difficulty:  668270 , date:  "2015-06-17 04:04:47" },
  { height:  521174 , difficulty:  667934 , date:  "2015-06-17 04:06:17" },
  { height:  521175 , difficulty:  671649 , date:  "2015-06-17 04:06:21" },
  { height:  521176 , difficulty:  672485 , date:  "2015-06-17 04:06:30" },
  { height:  521177 , difficulty:  672947 , date:  "2015-06-17 04:07:04" },
  { height:  521178 , difficulty:  673012 , date:  "2015-06-17 04:08:38" },
  { height:  521179 , difficulty:  672544 , date:  "2015-06-17 04:09:00" },
  { height:  521180 , difficulty:  675427 , date:  "2015-06-17 04:11:23" },
  { height:  521181 , difficulty:  676269 , date:  "2015-06-17 04:12:22" },
  { height:  521182 , difficulty:  675690 , date:  "2015-06-17 04:13:22" },
  { height:  521183 , difficulty:  677221 , date:  "2015-06-17 04:15:33" },
  { height:  521184 , difficulty:  677556 , date:  "2015-06-17 04:16:08" },
  { height:  521185 , difficulty:  677705 , date:  "2015-06-17 04:16:23" },
  { height:  521186 , difficulty:  677980 , date:  "2015-06-17 04:17:35" },
  { height:  521187 , difficulty:  677923 , date:  "2015-06-17 04:17:58" },
  { height:  521188 , difficulty:  678190 , date:  "2015-06-17 04:18:07" },
  { height:  521189 , difficulty:  677694 , date:  "2015-06-17 04:19:46" },
  { height:  521190 , difficulty:  679643 , date:  "2015-06-17 04:20:49" },
  { height:  521191 , difficulty:  679353 , date:  "2015-06-17 04:21:54" },
  { height:  521192 , difficulty:  677960 , date:  "2015-06-17 04:22:17" },
  { height:  521193 , difficulty:  677586 , date:  "2015-06-17 04:22:28" },
  { height:  521194 , difficulty:  677817 , date:  "2015-06-17 04:23:19" },
  { height:  521195 , difficulty:  679201 , date:  "2015-06-17 04:25:14" },
  { height:  521196 , difficulty:  681954 , date:  "2015-06-17 04:25:32" },
  { height:  521197 , difficulty:  681710 , date:  "2015-06-17 04:26:01" },
  { height:  521198 , difficulty:  682112 , date:  "2015-06-17 04:26:29" },
  { height:  521199 , difficulty:  680122 , date:  "2015-06-17 04:26:34" },
  { height:  521200 , difficulty:  679869 , date:  "2015-06-17 04:26:45" },
  { height:  521201 , difficulty:  680208 , date:  "2015-06-17 04:28:06" },
  { height:  521202 , difficulty:  684582 , date:  "2015-06-17 04:28:27" },
  { height:  521203 , difficulty:  684263 , date:  "2015-06-17 04:28:30" },
  { height:  521204 , difficulty:  683806 , date:  "2015-06-17 04:29:20" },
  { height:  521205 , difficulty:  688585 , date:  "2015-06-17 04:30:14" },
  { height:  521206 , difficulty:  688822 , date:  "2015-06-17 04:30:40" },
  { height:  521207 , difficulty:  688722 , date:  "2015-06-17 04:31:03" },
  { height:  521208 , difficulty:  688092 , date:  "2015-06-17 04:31:46" },
  { height:  521209 , difficulty:  686336 , date:  "2015-06-17 04:34:33" },
  { height:  521210 , difficulty:  686004 , date:  "2015-06-17 04:35:35" },
  { height:  521211 , difficulty:  685915 , date:  "2015-06-17 04:38:53" },
  { height:  521212 , difficulty:  686239 , date:  "2015-06-17 04:39:55" },
  { height:  521213 , difficulty:  685755 , date:  "2015-06-17 04:40:22" },
  { height:  521214 , difficulty:  687371 , date:  "2015-06-17 04:41:04" },
  { height:  521215 , difficulty:  687146 , date:  "2015-06-17 04:42:35" },
  { height:  521216 , difficulty:  690434 , date:  "2015-06-17 04:42:41" },
  { height:  521217 , difficulty:  691235 , date:  "2015-06-17 04:42:42" },
  { height:  521218 , difficulty:  689721 , date:  "2015-06-17 04:43:42" },
  { height:  521219 , difficulty:  694092 , date:  "2015-06-17 04:43:46" },
  { height:  521220 , difficulty:  693676 , date:  "2015-06-17 04:44:49" },
  { height:  521221 , difficulty:  694026 , date:  "2015-06-17 04:45:31" },
  { height:  521222 , difficulty:  695287 , date:  "2015-06-17 04:45:38" },
  { height:  521223 , difficulty:  696539 , date:  "2015-06-17 04:47:35" },
  { height:  521224 , difficulty:  696689 , date:  "2015-06-17 04:49:25" },
  { height:  521225 , difficulty:  695409 , date:  "2015-06-17 04:50:08" },
  { height:  521226 , difficulty:  692847 , date:  "2015-06-17 04:50:19" },
  { height:  521227 , difficulty:  692643 , date:  "2015-06-17 04:50:30" },
  { height:  521228 , difficulty:  692470 , date:  "2015-06-17 04:51:05" },
  { height:  521229 , difficulty:  692508 , date:  "2015-06-17 04:52:49" },
  { height:  521230 , difficulty:  692315 , date:  "2015-06-17 04:54:16" },
  { height:  521231 , difficulty:  691814 , date:  "2015-06-17 04:55:05" },
  { height:  521232 , difficulty:  691796 , date:  "2015-06-17 04:55:34" },
  { height:  521233 , difficulty:  691621 , date:  "2015-06-17 04:55:52" },
  { height:  521234 , difficulty:  690910 , date:  "2015-06-17 04:57:34" },
  { height:  521235 , difficulty:  691017 , date:  "2015-06-17 04:57:37" },
  { height:  521236 , difficulty:  692619 , date:  "2015-06-17 04:58:47" },
  { height:  521237 , difficulty:  692425 , date:  "2015-06-17 05:00:20" },
  { height:  521238 , difficulty:  694227 , date:  "2015-06-17 05:01:26" },
  { height:  521239 , difficulty:  697338 , date:  "2015-06-17 05:01:54" },
  { height:  521240 , difficulty:  697178 , date:  "2015-06-17 05:02:54" },
  { height:  521241 , difficulty:  695485 , date:  "2015-06-17 05:03:04" },
  { height:  521242 , difficulty:  695574 , date:  "2015-06-17 05:03:15" },
  { height:  521243 , difficulty:  695802 , date:  "2015-06-17 05:03:16" },
  { height:  521244 , difficulty:  695991 , date:  "2015-06-17 05:04:04" },
  { height:  521245 , difficulty:  695753 , date:  "2015-06-17 05:05:59" },
  { height:  521246 , difficulty:  697276 , date:  "2015-06-17 05:06:05" },
  { height:  521247 , difficulty:  697205 , date:  "2015-06-17 05:12:37" },
  { height:  521248 , difficulty:  698626 , date:  "2015-06-17 05:14:51" },
  { height:  521249 , difficulty:  696244 , date:  "2015-06-17 05:15:25" },
  { height:  521250 , difficulty:  695250 , date:  "2015-06-17 05:21:08" },
  { height:  521251 , difficulty:  703310 , date:  "2015-06-17 05:21:12" },
  { height:  521252 , difficulty:  704134 , date:  "2015-06-17 05:21:25" },
  { height:  521253 , difficulty:  703748 , date:  "2015-06-17 05:22:39" },
  { height:  521254 , difficulty:  705993 , date:  "2015-06-17 05:23:13" },
  { height:  521255 , difficulty:  705543 , date:  "2015-06-17 05:23:17" },
  { height:  521256 , difficulty:  706827 , date:  "2015-06-17 05:23:52" },
  { height:  521257 , difficulty:  707892 , date:  "2015-06-17 05:24:35" },
  { height:  521258 , difficulty:  707008 , date:  "2015-06-17 05:28:45" },
  { height:  521259 , difficulty:  705475 , date:  "2015-06-17 05:29:44" },
  { height:  521260 , difficulty:  706726 , date:  "2015-06-17 05:30:12" },
  { height:  521261 , difficulty:  706332 , date:  "2015-06-17 05:32:01" },
  { height:  521262 , difficulty:  707304 , date:  "2015-06-17 05:31:17" },
  { height:  521263 , difficulty:  707454 , date:  "2015-06-17 05:32:17" },
  { height:  521264 , difficulty:  711349 , date:  "2015-06-17 05:32:37" },
  { height:  521265 , difficulty:  718426 , date:  "2015-06-17 05:32:39" },
  { height:  521266 , difficulty:  719861 , date:  "2015-06-17 05:33:31" },
  { height:  521267 , difficulty:  718948 , date:  "2015-06-17 05:34:05" },
  { height:  521268 , difficulty:  721450 , date:  "2015-06-17 05:34:57" },
  { height:  521269 , difficulty:  721766 , date:  "2015-06-17 05:35:44" },
  { height:  521270 , difficulty:  722713 , date:  "2015-06-17 05:36:45" },
  { height:  521271 , difficulty:  727264 , date:  "2015-06-17 05:36:48" },
  { height:  521272 , difficulty:  731174 , date:  "2015-06-17 05:36:54" },
  { height:  521273 , difficulty:  731840 , date:  "2015-06-17 05:38:18" },
  { height:  521274 , difficulty:  733024 , date:  "2015-06-17 05:38:56" },
  { height:  521275 , difficulty:  734643 , date:  "2015-06-17 05:40:40" },
  { height:  521276 , difficulty:  734977 , date:  "2015-06-17 05:40:54" },
  { height:  521277 , difficulty:  735653 , date:  "2015-06-17 05:41:11" },
  { height:  521278 , difficulty:  736627 , date:  "2015-06-17 05:44:15" },
  { height:  521279 , difficulty:  737077 , date:  "2015-06-17 05:44:21" },
  { height:  521280 , difficulty:  736915 , date:  "2015-06-17 05:44:40" },
  { height:  521281 , difficulty:  738679 , date:  "2015-06-17 05:45:51" },
  { height:  521282 , difficulty:  738823 , date:  "2015-06-17 05:45:52" },
  { height:  521283 , difficulty:  740260 , date:  "2015-06-17 05:45:55" },
  { height:  521284 , difficulty:  739868 , date:  "2015-06-17 05:46:05" },
  { height:  521285 , difficulty:  737999 , date:  "2015-06-17 05:46:08" },
  { height:  521286 , difficulty:  738485 , date:  "2015-06-17 05:46:12" },
  { height:  521287 , difficulty:  736337 , date:  "2015-06-17 05:47:25" },
  { height:  521288 , difficulty:  736230 , date:  "2015-06-17 05:47:37" },
  { height:  521289 , difficulty:  736208 , date:  "2015-06-17 05:48:03" },
  { height:  521290 , difficulty:  735318 , date:  "2015-06-17 05:48:45" },
  { height:  521291 , difficulty:  738036 , date:  "2015-06-17 05:49:40" },
  { height:  521292 , difficulty:  746499 , date:  "2015-06-17 05:50:27" },
  { height:  521293 , difficulty:  747348 , date:  "2015-06-17 05:51:33" },
  { height:  521294 , difficulty:  747881 , date:  "2015-06-17 05:51:49" },
  { height:  521295 , difficulty:  748726 , date:  "2015-06-17 05:52:13" },
  { height:  521296 , difficulty:  750868 , date:  "2015-06-17 05:53:00" },
  { height:  521297 , difficulty:  751199 , date:  "2015-06-17 05:54:22" },
  { height:  521298 , difficulty:  752174 , date:  "2015-06-17 05:56:41" },
  { height:  521299 , difficulty:  750370 , date:  "2015-06-17 05:58:57" },
  { height:  521300 , difficulty:  748325 , date:  "2015-06-17 06:00:48" },
  { height:  521301 , difficulty:  748631 , date:  "2015-06-17 06:01:44" },
  { height:  521302 , difficulty:  748383 , date:  "2015-06-17 06:02:44" },
  { height:  521303 , difficulty:  749358 , date:  "2015-06-17 06:04:59" },
  { height:  521304 , difficulty:  749606 , date:  "2015-06-17 06:05:12" },
  { height:  521305 , difficulty:  748357 , date:  "2015-06-17 06:05:27" },
  { height:  521306 , difficulty:  748580 , date:  "2015-06-17 06:06:04" },
  { height:  521307 , difficulty:  747491 , date:  "2015-06-17 06:06:27" },
  { height:  521308 , difficulty:  748031 , date:  "2015-06-17 06:07:01" },
  { height:  521309 , difficulty:  747712 , date:  "2015-06-17 06:07:44" },
  { height:  521310 , difficulty:  748817 , date:  "2015-06-17 06:09:15" },
  { height:  521311 , difficulty:  752987 , date:  "2015-06-17 06:10:00" },
  { height:  521312 , difficulty:  752419 , date:  "2015-06-17 06:10:26" },
  { height:  521313 , difficulty:  750457 , date:  "2015-06-17 06:10:45" },
  { height:  521314 , difficulty:  749966 , date:  "2015-06-17 06:10:56" },
  { height:  521315 , difficulty:  749328 , date:  "2015-06-17 06:12:08" },
  { height:  521316 , difficulty:  749215 , date:  "2015-06-17 06:14:08" },
  { height:  521317 , difficulty:  750305 , date:  "2015-06-17 06:14:20" },
  { height:  521318 , difficulty:  750713 , date:  "2015-06-17 06:14:28" },
  { height:  521319 , difficulty:  750942 , date:  "2015-06-17 06:15:34" },
  { height:  521320 , difficulty:  750168 , date:  "2015-06-17 06:15:58" },
  { height:  521321 , difficulty:  749990 , date:  "2015-06-17 06:18:34" },
  { height:  521322 , difficulty:  751251 , date:  "2015-06-17 06:18:57" },
  { height:  521323 , difficulty:  742449 , date:  "2015-06-17 06:19:00" },
  { height:  521324 , difficulty:  740702 , date:  "2015-06-17 06:20:28" },
  { height:  521325 , difficulty:  740980 , date:  "2015-06-17 06:23:36" },
  { height:  521326 , difficulty:  733461 , date:  "2015-06-17 06:25:09" },
  { height:  521327 , difficulty:  734734 , date:  "2015-06-17 06:25:22" },
  { height:  521328 , difficulty:  736319 , date:  "2015-06-17 06:25:41" },
  { height:  521329 , difficulty:  734769 , date:  "2015-06-17 06:25:56" },
  { height:  521330 , difficulty:  736892 , date:  "2015-06-17 06:26:34" },
  { height:  521331 , difficulty:  740776 , date:  "2015-06-17 06:27:23" },
  { height:  521332 , difficulty:  740397 , date:  "2015-06-17 06:28:18" },
  { height:  521333 , difficulty:  739953 , date:  "2015-06-17 06:29:49" },
  { height:  521334 , difficulty:  734687 , date:  "2015-06-17 06:30:47" },
  { height:  521335 , difficulty:  733724 , date:  "2015-06-17 06:31:48" },
  { height:  521336 , difficulty:  734794 , date:  "2015-06-17 06:32:35" },
  { height:  521337 , difficulty:  735707 , date:  "2015-06-17 06:33:00" },
  { height:  521338 , difficulty:  737459 , date:  "2015-06-17 06:34:24" },
  { height:  521339 , difficulty:  738646 , date:  "2015-06-17 06:35:00" },
  { height:  521340 , difficulty:  738190 , date:  "2015-06-17 06:36:35" },
  { height:  521341 , difficulty:  740174 , date:  "2015-06-17 06:36:57" },
  { height:  521342 , difficulty:  739349 , date:  "2015-06-17 06:38:44" },
  { height:  521343 , difficulty:  741254 , date:  "2015-06-17 06:38:50" },
  { height:  521344 , difficulty:  740495 , date:  "2015-06-17 06:43:07" },
  { height:  521345 , difficulty:  739825 , date:  "2015-06-17 06:44:22" },
  { height:  521346 , difficulty:  739227 , date:  "2015-06-17 06:46:54" },
  { height:  521347 , difficulty:  745336 , date:  "2015-06-17 06:51:01" },
  { height:  521348 , difficulty:  745923 , date:  "2015-06-17 06:51:03" },
  { height:  521349 , difficulty:  744620 , date:  "2015-06-17 06:51:12" },
  { height:  521350 , difficulty:  745209 , date:  "2015-06-17 06:51:50" },
  { height:  521351 , difficulty:  747741 , date:  "2015-06-17 06:51:56" },
  { height:  521352 , difficulty:  750883 , date:  "2015-06-17 06:53:18" },
  { height:  521353 , difficulty:  751118 , date:  "2015-06-17 06:54:03" },
  { height:  521354 , difficulty:  747423 , date:  "2015-06-17 06:54:11" },
  { height:  521355 , difficulty:  748364 , date:  "2015-06-17 06:55:24" },
  { height:  521356 , difficulty:  749764 , date:  "2015-06-17 07:04:30" },
  { height:  521357 , difficulty:  748601 , date:  "2015-06-17 07:04:37" },
  { height:  521358 , difficulty:  748755 , date:  "2015-06-17 07:04:53" },
  { height:  521359 , difficulty:  748935 , date:  "2015-06-17 07:04:55" },
  { height:  521360 , difficulty:  748842 , date:  "2015-06-17 07:05:51" },
  { height:  521361 , difficulty:  749998 , date:  "2015-06-17 07:07:06" },
  { height:  521362 , difficulty:  750133 , date:  "2015-06-17 07:07:54" },
  { height:  521363 , difficulty:  751660 , date:  "2015-06-17 07:08:39" },
  { height:  521364 , difficulty:  753010 , date:  "2015-06-17 07:08:57" },
  { height:  521365 , difficulty:  752552 , date:  "2015-06-17 07:09:39" },
  { height:  521366 , difficulty:  752688 , date:  "2015-06-17 07:10:13" },
  { height:  521367 , difficulty:  756059 , date:  "2015-06-17 07:13:29" },
  { height:  521368 , difficulty:  755351 , date:  "2015-06-17 07:20:04" },
  { height:  521369 , difficulty:  755084 , date:  "2015-06-17 07:20:46" },
  { height:  521370 , difficulty:  755328 , date:  "2015-06-17 07:21:49" },
  { height:  521371 , difficulty:  755291 , date:  "2015-06-17 07:23:46" },
  { height:  521372 , difficulty:  757459 , date:  "2015-06-17 07:23:53" },
  { height:  521373 , difficulty:  756553 , date:  "2015-06-17 07:24:50" },
  { height:  521374 , difficulty:  753693 , date:  "2015-06-17 07:24:58" },
  { height:  521375 , difficulty:  751333 , date:  "2015-06-17 07:26:48" },
  { height:  521376 , difficulty:  751373 , date:  "2015-06-17 07:27:22" },
  { height:  521377 , difficulty:  752463 , date:  "2015-06-17 07:27:54" },
  { height:  521378 , difficulty:  753250 , date:  "2015-06-17 07:29:23" },
  { height:  521379 , difficulty:  751180 , date:  "2015-06-17 07:30:02" },
  { height:  521380 , difficulty:  751716 , date:  "2015-06-17 07:31:54" },
  { height:  521381 , difficulty:  752458 , date:  "2015-06-17 07:32:29" },
  { height:  521382 , difficulty:  752999 , date:  "2015-06-17 07:33:13" },
  { height:  521383 , difficulty:  753057 , date:  "2015-06-17 07:34:01" },
  { height:  521384 , difficulty:  752955 , date:  "2015-06-17 07:35:44" },
  { height:  521385 , difficulty:  752168 , date:  "2015-06-17 07:36:18" },
  { height:  521386 , difficulty:  750297 , date:  "2015-06-17 07:37:23" },
  { height:  521387 , difficulty:  751327 , date:  "2015-06-17 07:37:23" },
  { height:  521388 , difficulty:  751170 , date:  "2015-06-17 07:39:14" },
  { height:  521389 , difficulty:  751398 , date:  "2015-06-17 07:39:15" },
  { height:  521390 , difficulty:  752077 , date:  "2015-06-17 07:40:16" },
  { height:  521391 , difficulty:  752665 , date:  "2015-06-17 07:42:55" },
  { height:  521392 , difficulty:  751381 , date:  "2015-06-17 07:43:45" },
  { height:  521393 , difficulty:  752675 , date:  "2015-06-17 07:44:46" },
  { height:  521394 , difficulty:  752717 , date:  "2015-06-17 07:45:36" },
  { height:  521395 , difficulty:  751436 , date:  "2015-06-17 07:45:53" },
  { height:  521396 , difficulty:  755891 , date:  "2015-06-17 07:46:53" },
  { height:  521397 , difficulty:  752519 , date:  "2015-06-17 07:47:59" },
  { height:  521398 , difficulty:  752268 , date:  "2015-06-17 07:49:11" },
  { height:  521399 , difficulty:  754972 , date:  "2015-06-17 07:50:31" },
  { height:  521400 , difficulty:  755318 , date:  "2015-06-17 07:51:11" },
  { height:  521401 , difficulty:  754748 , date:  "2015-06-17 07:51:19" },
  { height:  521402 , difficulty:  758977 , date:  "2015-06-17 07:52:41" },
  { height:  521403 , difficulty:  758799 , date:  "2015-06-17 07:53:23" },
  { height:  521404 , difficulty:  758674 , date:  "2015-06-17 07:55:18" },
  { height:  521405 , difficulty:  758819 , date:  "2015-06-17 07:56:21" },
  { height:  521406 , difficulty:  758184 , date:  "2015-06-17 07:58:52" },
  { height:  521407 , difficulty:  759900 , date:  "2015-06-17 07:59:05" },
  { height:  521408 , difficulty:  763517 , date:  "2015-06-17 08:02:19" },
  { height:  521409 , difficulty:  761806 , date:  "2015-06-17 08:02:38" },
  { height:  521410 , difficulty:  760884 , date:  "2015-06-17 08:03:21" },
  { height:  521411 , difficulty:  759846 , date:  "2015-06-17 08:04:15" },
  { height:  521412 , difficulty:  758953 , date:  "2015-06-17 08:04:26" },
  { height:  521413 , difficulty:  760570 , date:  "2015-06-17 08:05:14" },
  { height:  521414 , difficulty:  758874 , date:  "2015-06-17 08:05:41" },
  { height:  521415 , difficulty:  758274 , date:  "2015-06-17 08:06:03" },
  { height:  521416 , difficulty:  756407 , date:  "2015-06-17 08:06:32" },
  { height:  521417 , difficulty:  756275 , date:  "2015-06-17 08:07:07" },
  { height:  521418 , difficulty:  755356 , date:  "2015-06-17 08:07:10" },
  { height:  521419 , difficulty:  756211 , date:  "2015-06-17 08:07:24" },
  { height:  521420 , difficulty:  750561 , date:  "2015-06-17 08:08:29" },
  { height:  521421 , difficulty:  749635 , date:  "2015-06-17 08:08:34" },
  { height:  521422 , difficulty:  746981 , date:  "2015-06-17 08:08:39" },
  { height:  521423 , difficulty:  741838 , date:  "2015-06-17 08:09:15" },
  { height:  521424 , difficulty:  742410 , date:  "2015-06-17 08:09:22" },
  { height:  521425 , difficulty:  743359 , date:  "2015-06-17 08:10:50" },
  { height:  521426 , difficulty:  744023 , date:  "2015-06-17 08:10:52" },
  { height:  521427 , difficulty:  744186 , date:  "2015-06-17 08:11:02" },
  { height:  521428 , difficulty:  746097 , date:  "2015-06-17 08:11:15" },
  { height:  521429 , difficulty:  745290 , date:  "2015-06-17 08:11:59" },
  { height:  521430 , difficulty:  750638 , date:  "2015-06-17 08:12:58" },
  { height:  521431 , difficulty:  749519 , date:  "2015-06-17 08:14:14" },
  { height:  521432 , difficulty:  741353 , date:  "2015-06-17 08:14:50" },
  { height:  521433 , difficulty:  742800 , date:  "2015-06-17 08:15:53" },
  { height:  521434 , difficulty:  742808 , date:  "2015-06-17 08:17:36" },
  { height:  521435 , difficulty:  743879 , date:  "2015-06-17 08:18:26" },
  { height:  521436 , difficulty:  744199 , date:  "2015-06-17 08:19:16" },
  { height:  521437 , difficulty:  744476 , date:  "2015-06-17 08:19:51" },
  { height:  521438 , difficulty:  743574 , date:  "2015-06-17 08:20:12" },
  { height:  521439 , difficulty:  743498 , date:  "2015-06-17 08:23:31" },
  { height:  521440 , difficulty:  743270 , date:  "2015-06-17 08:23:54" },
  { height:  521441 , difficulty:  743136 , date:  "2015-06-17 08:24:29" },
  { height:  521442 , difficulty:  746443 , date:  "2015-06-17 08:24:47" },
  { height:  521443 , difficulty:  743607 , date:  "2015-06-17 08:25:09" },
  { height:  521444 , difficulty:  735168 , date:  "2015-06-17 08:25:29" },
  { height:  521445 , difficulty:  734594 , date:  "2015-06-17 08:25:45" },
  { height:  521446 , difficulty:  737355 , date:  "2015-06-17 08:26:35" },
  { height:  521447 , difficulty:  735131 , date:  "2015-06-17 08:27:49" },
  { height:  521448 , difficulty:  737679 , date:  "2015-06-17 08:28:22" },
  { height:  521449 , difficulty:  738450 , date:  "2015-06-17 08:28:36" },
  { height:  521450 , difficulty:  742180 , date:  "2015-06-17 08:28:47" },
  { height:  521451 , difficulty:  740796 , date:  "2015-06-17 08:29:03" },
  { height:  521452 , difficulty:  742438 , date:  "2015-06-17 08:29:08" },
  { height:  521453 , difficulty:  741929 , date:  "2015-06-17 08:29:28" },
  { height:  521454 , difficulty:  740220 , date:  "2015-06-17 08:29:37" },
  { height:  521455 , difficulty:  740483 , date:  "2015-06-17 08:30:41" },
  { height:  521456 , difficulty:  738235 , date:  "2015-06-17 08:31:46" },
  { height:  521457 , difficulty:  737864 , date:  "2015-06-17 08:32:04" },
  { height:  521458 , difficulty:  739080 , date:  "2015-06-17 08:32:19" },
  { height:  521459 , difficulty:  741836 , date:  "2015-06-17 08:32:25" },
  { height:  521460 , difficulty:  739795 , date:  "2015-06-17 08:33:28" },
  { height:  521461 , difficulty:  740023 , date:  "2015-06-17 08:33:58" },
  { height:  521462 , difficulty:  740972 , date:  "2015-06-17 08:34:12" },
  { height:  521463 , difficulty:  741244 , date:  "2015-06-17 08:35:35" },
  { height:  521464 , difficulty:  739786 , date:  "2015-06-17 08:36:01" },
  { height:  521465 , difficulty:  739991 , date:  "2015-06-17 08:36:52" },
  { height:  521466 , difficulty:  738888 , date:  "2015-06-17 08:37:50" },
  { height:  521467 , difficulty:  736470 , date:  "2015-06-17 08:40:26" },
  { height:  521468 , difficulty:  735786 , date:  "2015-06-17 08:41:11" },
  { height:  521469 , difficulty:  734676 , date:  "2015-06-17 08:41:15" },
  { height:  521470 , difficulty:  734580 , date:  "2015-06-17 08:41:54" },
  { height:  521471 , difficulty:  735946 , date:  "2015-06-17 08:44:05" },
  { height:  521472 , difficulty:  736353 , date:  "2015-06-17 08:44:09" },
  { height:  521473 , difficulty:  735070 , date:  "2015-06-17 08:44:18" },
  { height:  521474 , difficulty:  733871 , date:  "2015-06-17 08:44:53" },
  { height:  521475 , difficulty:  733842 , date:  "2015-06-17 08:45:11" },
  { height:  521476 , difficulty:  735275 , date:  "2015-06-17 08:46:43" },
  { height:  521477 , difficulty:  736779 , date:  "2015-06-17 08:46:48" },
  { height:  521478 , difficulty:  738778 , date:  "2015-06-17 08:47:27" },
  { height:  521479 , difficulty:  738305 , date:  "2015-06-17 08:48:43" },
  { height:  521480 , difficulty:  735993 , date:  "2015-06-17 08:48:53" },
  { height:  521481 , difficulty:  735630 , date:  "2015-06-17 08:49:24" },
  { height:  521482 , difficulty:  735803 , date:  "2015-06-17 08:49:57" },
  { height:  521483 , difficulty:  737928 , date:  "2015-06-17 08:50:52" },
  { height:  521484 , difficulty:  734367 , date:  "2015-06-17 08:52:14" },
  { height:  521485 , difficulty:  736752 , date:  "2015-06-17 08:52:49" },
  { height:  521486 , difficulty:  736849 , date:  "2015-06-17 08:53:49" },
  { height:  521487 , difficulty:  736382 , date:  "2015-06-17 08:54:28" },
  { height:  521488 , difficulty:  736950 , date:  "2015-06-17 08:54:33" },
  { height:  521489 , difficulty:  736359 , date:  "2015-06-17 08:55:14" },
  { height:  521490 , difficulty:  737491 , date:  "2015-06-17 08:55:24" },
  { height:  521491 , difficulty:  737218 , date:  "2015-06-17 08:55:57" },
  { height:  521492 , difficulty:  738995 , date:  "2015-06-17 08:57:38" },
  { height:  521493 , difficulty:  739018 , date:  "2015-06-17 08:57:52" },
  { height:  521494 , difficulty:  739363 , date:  "2015-06-17 08:58:02" },
  { height:  521495 , difficulty:  739799 , date:  "2015-06-17 08:58:48" },
  { height:  521496 , difficulty:  738745 , date:  "2015-06-17 08:59:17" },
  { height:  521497 , difficulty:  739102 , date:  "2015-06-17 08:59:38" },
  { height:  521498 , difficulty:  739629 , date:  "2015-06-17 08:59:55" },
  { height:  521499 , difficulty:  739279 , date:  "2015-06-17 09:00:48" },
  { height:  521500 , difficulty:  739646 , date:  "2015-06-17 09:00:50" },
  { height:  521501 , difficulty:  738058 , date:  "2015-06-17 09:02:16" },
  { height:  521502 , difficulty:  738142 , date:  "2015-06-17 09:03:11" },
  { height:  521503 , difficulty:  740569 , date:  "2015-06-17 09:03:44" },
  { height:  521504 , difficulty:  743108 , date:  "2015-06-17 09:04:18" },
  { height:  521505 , difficulty:  743025 , date:  "2015-06-17 09:05:15" },
  { height:  521506 , difficulty:  742936 , date:  "2015-06-17 09:05:26" },
  { height:  521507 , difficulty:  742627 , date:  "2015-06-17 09:06:07" },
  { height:  521508 , difficulty:  743512 , date:  "2015-06-17 09:06:42" },
  { height:  521509 , difficulty:  742649 , date:  "2015-06-17 09:06:46" },
  { height:  521510 , difficulty:  742292 , date:  "2015-06-17 09:06:48" },
  { height:  521511 , difficulty:  741370 , date:  "2015-06-17 09:07:09" },
  { height:  521512 , difficulty:  742676 , date:  "2015-06-17 09:07:21" },
  { height:  521513 , difficulty:  743219 , date:  "2015-06-17 09:07:23" },
  { height:  521514 , difficulty:  743011 , date:  "2015-06-17 09:09:17" },
  { height:  521515 , difficulty:  740387 , date:  "2015-06-17 09:09:44" },
  { height:  521516 , difficulty:  742446 , date:  "2015-06-17 09:10:17" },
  { height:  521517 , difficulty:  743112 , date:  "2015-06-17 09:10:28" },
  { height:  521518 , difficulty:  743702 , date:  "2015-06-17 09:13:11" },
  { height:  521519 , difficulty:  745494 , date:  "2015-06-17 09:13:13" },
  { height:  521520 , difficulty:  745845 , date:  "2015-06-17 09:13:17" },
  { height:  521521 , difficulty:  753429 , date:  "2015-06-17 09:13:36" },
  { height:  521522 , difficulty:  752494 , date:  "2015-06-17 09:14:40" },
  { height:  521523 , difficulty:  751621 , date:  "2015-06-17 09:15:10" },
  { height:  521524 , difficulty:  755315 , date:  "2015-06-17 09:15:29" },
  { height:  521525 , difficulty:  758979 , date:  "2015-06-17 09:16:25" },
  { height:  521526 , difficulty:  761105 , date:  "2015-06-17 09:18:31" },
  { height:  521527 , difficulty:  761057 , date:  "2015-06-17 09:18:35" },
  { height:  521528 , difficulty:  761382 , date:  "2015-06-17 09:20:18" },
  { height:  521529 , difficulty:  761614 , date:  "2015-06-17 09:21:47" },
  { height:  521530 , difficulty:  761860 , date:  "2015-06-17 09:21:56" },
  { height:  521531 , difficulty:  764364 , date:  "2015-06-17 09:24:01" },
  { height:  521532 , difficulty:  763199 , date:  "2015-06-17 09:24:04" },
  { height:  521533 , difficulty:  763072 , date:  "2015-06-17 09:26:44" },
  { height:  521534 , difficulty:  765944 , date:  "2015-06-17 09:30:56" },
  { height:  521535 , difficulty:  768755 , date:  "2015-06-17 09:31:32" },
  { height:  521536 , difficulty:  768279 , date:  "2015-06-17 09:31:48" },
  { height:  521537 , difficulty:  769181 , date:  "2015-06-17 09:32:50" },
  { height:  521538 , difficulty:  769178 , date:  "2015-06-17 09:34:36" },
  { height:  521539 , difficulty:  768097 , date:  "2015-06-17 09:34:49" },
  { height:  521540 , difficulty:  767735 , date:  "2015-06-17 09:36:04" },
  { height:  521541 , difficulty:  769984 , date:  "2015-06-17 09:37:57" },
  { height:  521542 , difficulty:  769423 , date:  "2015-06-17 09:39:38" },
  { height:  521543 , difficulty:  766646 , date:  "2015-06-17 09:39:48" },
  { height:  521544 , difficulty:  766848 , date:  "2015-06-17 09:39:48" },
  { height:  521545 , difficulty:  767650 , date:  "2015-06-17 09:40:05" },
  { height:  521546 , difficulty:  769342 , date:  "2015-06-17 09:40:22" },
  { height:  521547 , difficulty:  766985 , date:  "2015-06-17 09:42:03" },
  { height:  521548 , difficulty:  768960 , date:  "2015-06-17 09:42:49" },
  { height:  521549 , difficulty:  769701 , date:  "2015-06-17 09:44:06" },
  { height:  521550 , difficulty:  769391 , date:  "2015-06-17 09:45:01" },
  { height:  521551 , difficulty:  770040 , date:  "2015-06-17 09:46:46" },
  { height:  521552 , difficulty:  768426 , date:  "2015-06-17 09:46:50" },
  { height:  521553 , difficulty:  768706 , date:  "2015-06-17 09:46:53" },
  { height:  521554 , difficulty:  768436 , date:  "2015-06-17 09:47:10" },
  { height:  521555 , difficulty:  767766 , date:  "2015-06-17 09:47:12" },
  { height:  521556 , difficulty:  768455 , date:  "2015-06-17 09:49:03" },
  { height:  521557 , difficulty:  768912 , date:  "2015-06-17 09:49:56" },
  { height:  521558 , difficulty:  768815 , date:  "2015-06-17 09:52:12" },
  { height:  521559 , difficulty:  768975 , date:  "2015-06-17 09:52:35" },
  { height:  521560 , difficulty:  769526 , date:  "2015-06-17 09:52:40" },
  { height:  521561 , difficulty:  768943 , date:  "2015-06-17 09:52:50" },
  { height:  521562 , difficulty:  768613 , date:  "2015-06-17 09:53:46" },
  { height:  521563 , difficulty:  769542 , date:  "2015-06-17 09:54:29" },
  { height:  521564 , difficulty:  769768 , date:  "2015-06-17 09:54:10" },
  { height:  521565 , difficulty:  770408 , date:  "2015-06-17 09:55:13" },
  { height:  521566 , difficulty:  772061 , date:  "2015-06-17 09:58:22" },
  { height:  521567 , difficulty:  772333 , date:  "2015-06-17 09:59:18" },
  { height:  521568 , difficulty:  770829 , date:  "2015-06-17 10:00:01" },
  { height:  521569 , difficulty:  772232 , date:  "2015-06-17 10:00:26" },
  { height:  521570 , difficulty:  772323 , date:  "2015-06-17 10:00:49" },
  { height:  521571 , difficulty:  772440 , date:  "2015-06-17 10:00:56" },
  { height:  521572 , difficulty:  774579 , date:  "2015-06-17 10:02:05" },
  { height:  521573 , difficulty:  774877 , date:  "2015-06-17 10:03:09" },
  { height:  521574 , difficulty:  774704 , date:  "2015-06-17 10:04:23" },
  { height:  521575 , difficulty:  774390 , date:  "2015-06-17 10:04:42" },
  { height:  521576 , difficulty:  776276 , date:  "2015-06-17 10:05:19" },
  { height:  521577 , difficulty:  775222 , date:  "2015-06-17 10:06:40" },
  { height:  521578 , difficulty:  775254 , date:  "2015-06-17 10:07:40" },
  { height:  521579 , difficulty:  775577 , date:  "2015-06-17 10:12:46" },
  { height:  521580 , difficulty:  778233 , date:  "2015-06-17 10:12:51" },
  { height:  521581 , difficulty:  777519 , date:  "2015-06-17 10:12:54" },
  { height:  521582 , difficulty:  777876 , date:  "2015-06-17 10:12:57" },
  { height:  521583 , difficulty:  781244 , date:  "2015-06-17 10:13:07" },
  { height:  521584 , difficulty:  785588 , date:  "2015-06-17 10:14:12" },
  { height:  521585 , difficulty:  785662 , date:  "2015-06-17 10:15:00" },
  { height:  521586 , difficulty:  786149 , date:  "2015-06-17 10:15:30" },
  { height:  521587 , difficulty:  786295 , date:  "2015-06-17 10:16:28" },
  { height:  521588 , difficulty:  787221 , date:  "2015-06-17 10:17:49" },
  { height:  521589 , difficulty:  789128 , date:  "2015-06-17 10:18:59" },
  { height:  521590 , difficulty:  796604 , date:  "2015-06-17 10:21:02" },
  { height:  521591 , difficulty:  796575 , date:  "2015-06-17 10:21:09" },
  { height:  521592 , difficulty:  796504 , date:  "2015-06-17 10:22:20" },
  { height:  521593 , difficulty:  796385 , date:  "2015-06-17 10:23:12" },
  { height:  521594 , difficulty:  793735 , date:  "2015-06-17 10:24:30" },
  { height:  521595 , difficulty:  796027 , date:  "2015-06-17 10:24:36" },
  { height:  521596 , difficulty:  800361 , date:  "2015-06-17 10:24:00" },
  { height:  521597 , difficulty:  800217 , date:  "2015-06-17 10:25:02" },
  { height:  521598 , difficulty:  798993 , date:  "2015-06-17 10:27:21" },
  { height:  521599 , difficulty:  799545 , date:  "2015-06-17 10:27:33" },
  { height:  521600 , difficulty:  800588 , date:  "2015-06-17 10:27:57" },
  { height:  521601 , difficulty:  799482 , date:  "2015-06-17 10:28:55" },
  { height:  521602 , difficulty:  797886 , date:  "2015-06-17 10:31:52" },
  { height:  521603 , difficulty:  798665 , date:  "2015-06-17 10:32:10" },
  { height:  521604 , difficulty:  798270 , date:  "2015-06-17 10:34:58" },
  { height:  521605 , difficulty:  798276 , date:  "2015-06-17 10:35:17" },
  { height:  521606 , difficulty:  798882 , date:  "2015-06-17 10:36:02" },
  { height:  521607 , difficulty:  796207 , date:  "2015-06-17 10:37:01" },
  { height:  521608 , difficulty:  796914 , date:  "2015-06-17 10:37:57" },
  { height:  521609 , difficulty:  793638 , date:  "2015-06-17 10:39:32" },
  { height:  521610 , difficulty:  796799 , date:  "2015-06-17 10:40:28" },
  { height:  521611 , difficulty:  814203 , date:  "2015-06-17 10:40:34" },
  { height:  521612 , difficulty:  817135 , date:  "2015-06-17 10:41:35" },
  { height:  521613 , difficulty:  816478 , date:  "2015-06-17 10:41:39" },
  { height:  521614 , difficulty:  816396 , date:  "2015-06-17 10:45:50" },
  { height:  521615 , difficulty:  817826 , date:  "2015-06-17 10:46:11" },
  { height:  521616 , difficulty:  817871 , date:  "2015-06-17 10:49:28" },
  { height:  521617 , difficulty:  818813 , date:  "2015-06-17 10:49:43" },
  { height:  521618 , difficulty:  823920 , date:  "2015-06-17 10:50:05" },
  { height:  521619 , difficulty:  824782 , date:  "2015-06-17 10:50:33" },
  { height:  521620 , difficulty:  825373 , date:  "2015-06-17 10:51:13" },
  { height:  521621 , difficulty:  825194 , date:  "2015-06-17 10:51:18" },
  { height:  521622 , difficulty:  826513 , date:  "2015-06-17 10:53:45" },
  { height:  521623 , difficulty:  824394 , date:  "2015-06-17 10:56:38" },
  { height:  521624 , difficulty:  825737 , date:  "2015-06-17 10:58:38" },
  { height:  521625 , difficulty:  824215 , date:  "2015-06-17 10:59:02" },
  { height:  521626 , difficulty:  826306 , date:  "2015-06-17 11:00:14" },
  { height:  521627 , difficulty:  825495 , date:  "2015-06-17 11:00:34" },
  { height:  521628 , difficulty:  825825 , date:  "2015-06-17 11:01:15" },
  { height:  521629 , difficulty:  826821 , date:  "2015-06-17 11:06:41" },
  { height:  521630 , difficulty:  830789 , date:  "2015-06-17 11:06:47" },
  { height:  521631 , difficulty:  834141 , date:  "2015-06-17 11:06:59" },
  { height:  521632 , difficulty:  831765 , date:  "2015-06-17 11:07:22" },
  { height:  521633 , difficulty:  834501 , date:  "2015-06-17 11:08:13" },
  { height:  521634 , difficulty:  831479 , date:  "2015-06-17 11:08:18" },
  { height:  521635 , difficulty:  832558 , date:  "2015-06-17 11:09:39" },
  { height:  521636 , difficulty:  832614 , date:  "2015-06-17 11:09:49" },
  { height:  521637 , difficulty:  833316 , date:  "2015-06-17 11:11:18" },
  { height:  521638 , difficulty:  833127 , date:  "2015-06-17 11:12:06" },
  { height:  521639 , difficulty:  834944 , date:  "2015-06-17 11:13:53" },
  { height:  521640 , difficulty:  835084 , date:  "2015-06-17 11:14:06" },
  { height:  521641 , difficulty:  835031 , date:  "2015-06-17 11:14:15" },
  { height:  521642 , difficulty:  830507 , date:  "2015-06-17 11:14:54" },
  { height:  521643 , difficulty:  831969 , date:  "2015-06-17 11:15:15" },
  { height:  521644 , difficulty:  831006 , date:  "2015-06-17 11:15:24" },
  { height:  521645 , difficulty:  832036 , date:  "2015-06-17 11:17:11" },
  { height:  521646 , difficulty:  834633 , date:  "2015-06-17 11:18:08" },
  { height:  521647 , difficulty:  836754 , date:  "2015-06-17 11:18:38" },
  { height:  521648 , difficulty:  836708 , date:  "2015-06-17 11:19:15" },
  { height:  521649 , difficulty:  836854 , date:  "2015-06-17 11:19:25" },
  { height:  521650 , difficulty:  835342 , date:  "2015-06-17 11:20:04" },
  { height:  521651 , difficulty:  836520 , date:  "2015-06-17 11:20:25" },
  { height:  521652 , difficulty:  836508 , date:  "2015-06-17 11:21:19" },
  { height:  521653 , difficulty:  835979 , date:  "2015-06-17 11:21:23" },
  { height:  521654 , difficulty:  834938 , date:  "2015-06-17 11:21:34" },
  { height:  521655 , difficulty:  827340 , date:  "2015-06-17 11:25:34" },
  { height:  521656 , difficulty:  828033 , date:  "2015-06-17 11:25:49" },
  { height:  521657 , difficulty:  829284 , date:  "2015-06-17 11:26:31" },
  { height:  521658 , difficulty:  830407 , date:  "2015-06-17 11:26:39" },
  { height:  521659 , difficulty:  831625 , date:  "2015-06-17 11:26:58" },
  { height:  521660 , difficulty:  831170 , date:  "2015-06-17 11:27:18" },
  { height:  521661 , difficulty:  831221 , date:  "2015-06-17 11:27:31" },
  { height:  521662 , difficulty:  831566 , date:  "2015-06-17 11:27:52" },
  { height:  521663 , difficulty:  830728 , date:  "2015-06-17 11:31:19" },
  { height:  521664 , difficulty:  830724 , date:  "2015-06-17 11:32:02" },
  { height:  521665 , difficulty:  831984 , date:  "2015-06-17 11:34:46" },
  { height:  521666 , difficulty:  829927 , date:  "2015-06-17 11:35:25" },
  { height:  521667 , difficulty:  830410 , date:  "2015-06-17 11:36:42" },
  { height:  521668 , difficulty:  830413 , date:  "2015-06-17 11:40:46" },
  { height:  521669 , difficulty:  830038 , date:  "2015-06-17 11:41:16" },
  { height:  521670 , difficulty:  830111 , date:  "2015-06-17 11:44:46" },
  { height:  521671 , difficulty:  829659 , date:  "2015-06-17 11:46:30" },
  { height:  521672 , difficulty:  829806 , date:  "2015-06-17 11:46:41" },
  { height:  521673 , difficulty:  833293 , date:  "2015-06-17 11:46:47" },
  { height:  521674 , difficulty:  829818 , date:  "2015-06-17 11:48:33" },
  { height:  521675 , difficulty:  829901 , date:  "2015-06-17 11:49:08" },
  { height:  521676 , difficulty:  833084 , date:  "2015-06-17 11:49:30" },
  { height:  521677 , difficulty:  832068 , date:  "2015-06-17 11:52:08" },
  { height:  521678 , difficulty:  827734 , date:  "2015-06-17 11:54:35" },
  { height:  521679 , difficulty:  827710 , date:  "2015-06-17 11:55:05" },
  { height:  521680 , difficulty:  823919 , date:  "2015-06-17 11:56:01" },
  { height:  521681 , difficulty:  823945 , date:  "2015-06-17 11:56:48" },
  { height:  521682 , difficulty:  823553 , date:  "2015-06-17 11:57:03" },
  { height:  521683 , difficulty:  823022 , date:  "2015-06-17 11:58:46" },
  { height:  521684 , difficulty:  823134 , date:  "2015-06-17 12:00:09" },
  { height:  521685 , difficulty:  820898 , date:  "2015-06-17 12:00:12" },
  { height:  521686 , difficulty:  821986 , date:  "2015-06-17 12:04:13" },
  { height:  521687 , difficulty:  823027 , date:  "2015-06-17 12:06:56" },
  { height:  521688 , difficulty:  823294 , date:  "2015-06-17 12:07:59" },
  { height:  521689 , difficulty:  823847 , date:  "2015-06-17 12:08:11" },
  { height:  521690 , difficulty:  817837 , date:  "2015-06-17 12:09:23" },
  { height:  521691 , difficulty:  818492 , date:  "2015-06-17 12:09:51" },
  { height:  521692 , difficulty:  813792 , date:  "2015-06-17 12:10:55" },
  { height:  521693 , difficulty:  815957 , date:  "2015-06-17 12:15:43" },
  { height:  521694 , difficulty:  815817 , date:  "2015-06-17 12:15:58" },
  { height:  521695 , difficulty:  816059 , date:  "2015-06-17 12:16:13" },
  { height:  521696 , difficulty:  819281 , date:  "2015-06-17 12:18:10" },
  { height:  521697 , difficulty:  822837 , date:  "2015-06-17 12:18:37" },
  { height:  521698 , difficulty:  820128 , date:  "2015-06-17 12:19:55" },
  { height:  521699 , difficulty:  817024 , date:  "2015-06-17 12:21:53" },
  { height:  521700 , difficulty:  816371 , date:  "2015-06-17 12:22:23" },
  { height:  521701 , difficulty:  817607 , date:  "2015-06-17 12:22:53" },
  { height:  521702 , difficulty:  816243 , date:  "2015-06-17 12:23:27" },
  { height:  521703 , difficulty:  820055 , date:  "2015-06-17 12:25:11" },
  { height:  521704 , difficulty:  819348 , date:  "2015-06-17 12:25:23" },
  { height:  521705 , difficulty:  811399 , date:  "2015-06-17 12:26:46" },
  { height:  521706 , difficulty:  812059 , date:  "2015-06-17 12:26:57" },
  { height:  521707 , difficulty:  812295 , date:  "2015-06-17 12:29:52" },
  { height:  521708 , difficulty:  812576 , date:  "2015-06-17 12:32:59" },
  { height:  521709 , difficulty:  812185 , date:  "2015-06-17 12:33:04" },
  { height:  521710 , difficulty:  813606 , date:  "2015-06-17 12:33:28" },
  { height:  521711 , difficulty:  814422 , date:  "2015-06-17 12:33:46" },
  { height:  521712 , difficulty:  814681 , date:  "2015-06-17 12:34:52" },
  { height:  521713 , difficulty:  812867 , date:  "2015-06-17 12:35:33" },
  { height:  521714 , difficulty:  812242 , date:  "2015-06-17 12:35:52" },
  { height:  521715 , difficulty:  810721 , date:  "2015-06-17 12:39:54" },
  { height:  521716 , difficulty:  812817 , date:  "2015-06-17 12:42:09" },
  { height:  521717 , difficulty:  814291 , date:  "2015-06-17 12:43:04" },
  { height:  521718 , difficulty:  814164 , date:  "2015-06-17 12:43:10" },
  { height:  521719 , difficulty:  814094 , date:  "2015-06-17 12:43:18" },
  { height:  521720 , difficulty:  815689 , date:  "2015-06-17 12:43:20" },
  { height:  521721 , difficulty:  813623 , date:  "2015-06-17 12:45:03" },
  { height:  521722 , difficulty:  813383 , date:  "2015-06-17 12:48:32" },
  { height:  521723 , difficulty:  814280 , date:  "2015-06-17 12:49:18" },
  { height:  521724 , difficulty:  814273 , date:  "2015-06-17 12:49:47" },
  { height:  521725 , difficulty:  814670 , date:  "2015-06-17 12:50:20" },
  { height:  521726 , difficulty:  814406 , date:  "2015-06-17 12:52:47" },
  { height:  521727 , difficulty:  819053 , date:  "2015-06-17 12:53:29" },
  { height:  521728 , difficulty:  818125 , date:  "2015-06-17 12:54:46" },
  { height:  521729 , difficulty:  818566 , date:  "2015-06-17 12:54:54" },
  { height:  521730 , difficulty:  819690 , date:  "2015-06-17 12:55:30" },
  { height:  521731 , difficulty:  817598 , date:  "2015-06-17 12:56:40" },
  { height:  521732 , difficulty:  820002 , date:  "2015-06-17 12:56:58" },
  { height:  521733 , difficulty:  820020 , date:  "2015-06-17 12:57:23" },
  { height:  521734 , difficulty:  821638 , date:  "2015-06-17 12:57:23" },
  { height:  521735 , difficulty:  824190 , date:  "2015-06-17 12:58:00" },
  { height:  521736 , difficulty:  824795 , date:  "2015-06-17 12:58:40" },
  { height:  521737 , difficulty:  826099 , date:  "2015-06-17 13:00:09" },
  { height:  521738 , difficulty:  827976 , date:  "2015-06-17 13:11:03" },
  { height:  521739 , difficulty:  824790 , date:  "2015-06-17 13:11:28" },
  { height:  521740 , difficulty:  824319 , date:  "2015-06-17 13:14:53" },
  { height:  521741 , difficulty:  823342 , date:  "2015-06-17 13:22:39" },
  { height:  521742 , difficulty:  824359 , date:  "2015-06-17 13:23:10" },
  { height:  521743 , difficulty:  822865 , date:  "2015-06-17 13:27:08" },
  { height:  521744 , difficulty:  817051 , date:  "2015-06-17 13:27:22" },
  { height:  521745 , difficulty:  816795 , date:  "2015-06-17 13:33:59" },
  { height:  521746 , difficulty:  813934 , date:  "2015-06-17 13:38:16" },
  { height:  521747 , difficulty:  812484 , date:  "2015-06-17 13:40:18" },
  { height:  521748 , difficulty:  813397 , date:  "2015-06-17 13:40:50" },
  { height:  521749 , difficulty:  815038 , date:  "2015-06-17 13:41:03" },
  { height:  521750 , difficulty:  814052 , date:  "2015-06-17 13:41:04" },
  { height:  521751 , difficulty:  818274 , date:  "2015-06-17 13:42:17" },
  { height:  521752 , difficulty:  820189 , date:  "2015-06-17 13:45:38" },
  { height:  521753 , difficulty:  816532 , date:  "2015-06-17 13:48:57" },
  { height:  521754 , difficulty:  813222 , date:  "2015-06-17 13:50:13" },
  { height:  521755 , difficulty:  813282 , date:  "2015-06-17 13:50:51" },
  { height:  521756 , difficulty:  814449 , date:  "2015-06-17 13:51:04" },
  { height:  521757 , difficulty:  814942 , date:  "2015-06-17 13:51:25" },
  { height:  521758 , difficulty:  815381 , date:  "2015-06-17 13:51:27" },
  { height:  521759 , difficulty:  813603 , date:  "2015-06-17 13:52:18" },
  { height:  521760 , difficulty:  813397 , date:  "2015-06-17 13:53:46" },
  { height:  521761 , difficulty:  815499 , date:  "2015-06-17 13:55:41" },
  { height:  521762 , difficulty:  809795 , date:  "2015-06-17 13:56:19" },
  { height:  521763 , difficulty:  807655 , date:  "2015-06-17 13:57:16" },
  { height:  521764 , difficulty:  808403 , date:  "2015-06-17 13:58:04" },
  { height:  521765 , difficulty:  809718 , date:  "2015-06-17 13:58:54" },
  { height:  521766 , difficulty:  808567 , date:  "2015-06-17 14:00:17" },
  { height:  521767 , difficulty:  810606 , date:  "2015-06-17 14:00:42" },
  { height:  521768 , difficulty:  809738 , date:  "2015-06-17 14:00:58" },
  { height:  521769 , difficulty:  806975 , date:  "2015-06-17 14:01:40" },
  { height:  521770 , difficulty:  807924 , date:  "2015-06-17 14:03:56" },
  { height:  521771 , difficulty:  809537 , date:  "2015-06-17 14:05:16" },
  { height:  521772 , difficulty:  810108 , date:  "2015-06-17 14:05:19" },
  { height:  521773 , difficulty:  810002 , date:  "2015-06-17 14:07:17" },
  { height:  521774 , difficulty:  808426 , date:  "2015-06-17 14:07:36" },
  { height:  521775 , difficulty:  806536 , date:  "2015-06-17 14:10:02" },
  { height:  521776 , difficulty:  806424 , date:  "2015-06-17 14:11:07" },
  { height:  521777 , difficulty:  806074 , date:  "2015-06-17 14:11:38" },
  { height:  521778 , difficulty:  806156 , date:  "2015-06-17 14:12:05" },
  { height:  521779 , difficulty:  805571 , date:  "2015-06-17 14:12:22" },
  { height:  521780 , difficulty:  805831 , date:  "2015-06-17 14:12:58" },
  { height:  521781 , difficulty:  805104 , date:  "2015-06-17 14:13:06" },
  { height:  521782 , difficulty:  807157 , date:  "2015-06-17 14:13:29" },
  { height:  521783 , difficulty:  803913 , date:  "2015-06-17 14:13:39" },
  { height:  521784 , difficulty:  799737 , date:  "2015-06-17 14:16:30" },
  { height:  521785 , difficulty:  800656 , date:  "2015-06-17 14:17:40" },
  { height:  521786 , difficulty:  800674 , date:  "2015-06-17 14:19:14" },
  { height:  521787 , difficulty:  801508 , date:  "2015-06-17 14:19:37" },
  { height:  521788 , difficulty:  801649 , date:  "2015-06-17 14:20:31" },
  { height:  521789 , difficulty:  801069 , date:  "2015-06-17 14:20:39" },
  { height:  521790 , difficulty:  802612 , date:  "2015-06-17 14:22:05" },
  { height:  521791 , difficulty:  798741 , date:  "2015-06-17 14:22:55" },
  { height:  521792 , difficulty:  797717 , date:  "2015-06-17 14:23:01" },
  { height:  521793 , difficulty:  797950 , date:  "2015-06-17 14:24:01" },
  { height:  521794 , difficulty:  798939 , date:  "2015-06-17 14:24:06" },
  { height:  521795 , difficulty:  799218 , date:  "2015-06-17 14:24:47" },
  { height:  521796 , difficulty:  802547 , date:  "2015-06-17 14:25:38" },
  { height:  521797 , difficulty:  800563 , date:  "2015-06-17 14:25:55" },
  { height:  521798 , difficulty:  798540 , date:  "2015-06-17 14:26:27" },
  { height:  521799 , difficulty:  798202 , date:  "2015-06-17 14:27:42" },
  { height:  521800 , difficulty:  797886 , date:  "2015-06-17 14:28:04" },
  { height:  521801 , difficulty:  798655 , date:  "2015-06-17 14:28:10" },
  { height:  521802 , difficulty:  796875 , date:  "2015-06-17 14:28:45" },
  { height:  521803 , difficulty:  796689 , date:  "2015-06-17 14:32:46" },
  { height:  521804 , difficulty:  796126 , date:  "2015-06-17 14:33:15" },
  { height:  521805 , difficulty:  797440 , date:  "2015-06-17 14:34:00" },
  { height:  521806 , difficulty:  797581 , date:  "2015-06-17 14:34:08" },
  { height:  521807 , difficulty:  799019 , date:  "2015-06-17 14:35:10" },
  { height:  521808 , difficulty:  801227 , date:  "2015-06-17 14:35:18" },
  { height:  521809 , difficulty:  802517 , date:  "2015-06-17 14:36:51" },
  { height:  521810 , difficulty:  802813 , date:  "2015-06-17 14:36:59" },
  { height:  521811 , difficulty:  803783 , date:  "2015-06-17 14:37:24" },
  { height:  521812 , difficulty:  804230 , date:  "2015-06-17 14:37:55" },
  { height:  521813 , difficulty:  802513 , date:  "2015-06-17 14:41:32" },
  { height:  521814 , difficulty:  787839 , date:  "2015-06-17 14:42:57" },
  { height:  521815 , difficulty:  789309 , date:  "2015-06-17 14:42:58" },
  { height:  521816 , difficulty:  785286 , date:  "2015-06-17 14:44:33" },
  { height:  521817 , difficulty:  776896 , date:  "2015-06-17 14:45:12" },
  { height:  521818 , difficulty:  777769 , date:  "2015-06-17 14:45:40" },
  { height:  521819 , difficulty:  773162 , date:  "2015-06-17 14:46:37" },
  { height:  521820 , difficulty:  774345 , date:  "2015-06-17 14:46:59" },
  { height:  521821 , difficulty:  766207 , date:  "2015-06-17 14:47:44" },
  { height:  521822 , difficulty:  761339 , date:  "2015-06-17 14:48:04" },
  { height:  521823 , difficulty:  760110 , date:  "2015-06-17 14:50:39" },
  { height:  521824 , difficulty:  761076 , date:  "2015-06-17 14:53:35" },
  { height:  521825 , difficulty:  764125 , date:  "2015-06-17 14:54:44" },
  { height:  521826 , difficulty:  765038 , date:  "2015-06-17 14:54:54" },
  { height:  521827 , difficulty:  764095 , date:  "2015-06-17 14:55:27" },
  { height:  521828 , difficulty:  760239 , date:  "2015-06-17 14:58:20" },
  { height:  521829 , difficulty:  756671 , date:  "2015-06-17 14:58:34" },
  { height:  521830 , difficulty:  756728 , date:  "2015-06-17 15:00:14" },
  { height:  521831 , difficulty:  756679 , date:  "2015-06-17 15:00:37" },
  { height:  521832 , difficulty:  757181 , date:  "2015-06-17 15:00:51" },
  { height:  521833 , difficulty:  757749 , date:  "2015-06-17 15:02:38" },
  { height:  521834 , difficulty:  758887 , date:  "2015-06-17 15:03:21" },
  { height:  521835 , difficulty:  758544 , date:  "2015-06-17 15:04:33" },
  { height:  521836 , difficulty:  757549 , date:  "2015-06-17 15:04:53" },
  { height:  521837 , difficulty:  756018 , date:  "2015-06-17 15:05:24" },
  { height:  521838 , difficulty:  755528 , date:  "2015-06-17 15:05:26" },
  { height:  521839 , difficulty:  755831 , date:  "2015-06-17 15:05:28" },
  { height:  521840 , difficulty:  757056 , date:  "2015-06-17 15:05:57" },
  { height:  521841 , difficulty:  756880 , date:  "2015-06-17 15:07:20" },
  { height:  521842 , difficulty:  756136 , date:  "2015-06-17 15:09:07" },
  { height:  521843 , difficulty:  756047 , date:  "2015-06-17 15:10:55" },
  { height:  521844 , difficulty:  757948 , date:  "2015-06-17 15:12:31" },
  { height:  521845 , difficulty:  757311 , date:  "2015-06-17 15:13:24" },
  { height:  521846 , difficulty:  755969 , date:  "2015-06-17 15:14:39" },
  { height:  521847 , difficulty:  755553 , date:  "2015-06-17 15:15:13" },
  { height:  521848 , difficulty:  759878 , date:  "2015-06-17 15:14:46" },
  { height:  521849 , difficulty:  759524 , date:  "2015-06-17 15:15:51" },
  { height:  521850 , difficulty:  759436 , date:  "2015-06-17 15:15:57" },
  { height:  521851 , difficulty:  756785 , date:  "2015-06-17 15:21:28" },
  { height:  521852 , difficulty:  756359 , date:  "2015-06-17 15:22:30" },
  { height:  521853 , difficulty:  757896 , date:  "2015-06-17 15:23:16" },
  { height:  521854 , difficulty:  758013 , date:  "2015-06-17 15:25:01" },
  { height:  521855 , difficulty:  760878 , date:  "2015-06-17 15:25:35" },
  { height:  521856 , difficulty:  761580 , date:  "2015-06-17 15:26:36" },
  { height:  521857 , difficulty:  762896 , date:  "2015-06-17 15:26:57" },
  { height:  521858 , difficulty:  765410 , date:  "2015-06-17 15:27:09" },
  { height:  521859 , difficulty:  766155 , date:  "2015-06-17 15:28:00" },
  { height:  521860 , difficulty:  763039 , date:  "2015-06-17 15:31:39" },
  { height:  521861 , difficulty:  763286 , date:  "2015-06-17 15:32:16" },
  { height:  521862 , difficulty:  761988 , date:  "2015-06-17 15:32:56" },
  { height:  521863 , difficulty:  761897 , date:  "2015-06-17 15:33:27" },
  { height:  521864 , difficulty:  763055 , date:  "2015-06-17 15:33:41" },
  { height:  521865 , difficulty:  764423 , date:  "2015-06-17 15:33:53" },
  { height:  521866 , difficulty:  764183 , date:  "2015-06-17 15:33:57" },
  { height:  521867 , difficulty:  763812 , date:  "2015-06-17 15:35:00" },
  { height:  521868 , difficulty:  764118 , date:  "2015-06-17 15:35:40" },
  { height:  521869 , difficulty:  764127 , date:  "2015-06-17 15:36:36" },
  { height:  521870 , difficulty:  766666 , date:  "2015-06-17 15:45:22" },
  { height:  521871 , difficulty:  766371 , date:  "2015-06-17 15:45:47" },
  { height:  521872 , difficulty:  766104 , date:  "2015-06-17 15:46:10" },
  { height:  521873 , difficulty:  766536 , date:  "2015-06-17 15:46:50" },
  { height:  521874 , difficulty:  766158 , date:  "2015-06-17 15:49:41" },
  { height:  521875 , difficulty:  764995 , date:  "2015-06-17 15:49:52" },
  { height:  521876 , difficulty:  766445 , date:  "2015-06-17 15:52:39" },
  { height:  521877 , difficulty:  766955 , date:  "2015-06-17 15:52:47" },
  { height:  521878 , difficulty:  766461 , date:  "2015-06-17 15:53:25" },
  { height:  521879 , difficulty:  762605 , date:  "2015-06-17 15:53:54" },
  { height:  521880 , difficulty:  763310 , date:  "2015-06-17 15:54:31" },
  { height:  521881 , difficulty:  763090 , date:  "2015-06-17 15:55:59" },
  { height:  521882 , difficulty:  763586 , date:  "2015-06-17 15:56:06" },
  { height:  521883 , difficulty:  763370 , date:  "2015-06-17 15:58:24" },
  { height:  521884 , difficulty:  766928 , date:  "2015-06-17 16:01:40" },
  { height:  521885 , difficulty:  766463 , date:  "2015-06-17 16:01:42" },
  { height:  521886 , difficulty:  770716 , date:  "2015-06-17 16:01:45" },
  { height:  521887 , difficulty:  771709 , date:  "2015-06-17 16:03:13" },
  { height:  521888 , difficulty:  771821 , date:  "2015-06-17 16:04:59" },
  { height:  521889 , difficulty:  768264 , date:  "2015-06-17 16:09:45" },
  { height:  521890 , difficulty:  768559 , date:  "2015-06-17 16:10:05" },
  { height:  521891 , difficulty:  768831 , date:  "2015-06-17 16:12:30" },
  { height:  521892 , difficulty:  766986 , date:  "2015-06-17 16:12:56" },
  { height:  521893 , difficulty:  767577 , date:  "2015-06-17 16:14:07" },
  { height:  521894 , difficulty:  767206 , date:  "2015-06-17 16:14:24" },
  { height:  521895 , difficulty:  767465 , date:  "2015-06-17 16:15:29" },
  { height:  521896 , difficulty:  768024 , date:  "2015-06-17 16:15:47" },
  { height:  521897 , difficulty:  767334 , date:  "2015-06-17 16:16:15" },
  { height:  521898 , difficulty:  769508 , date:  "2015-06-17 16:17:28" },
  { height:  521899 , difficulty:  768653 , date:  "2015-06-17 16:19:47" },
  { height:  521900 , difficulty:  765939 , date:  "2015-06-17 16:21:04" },
  { height:  521901 , difficulty:  764832 , date:  "2015-06-17 16:21:22" },
  { height:  521902 , difficulty:  764973 , date:  "2015-06-17 16:24:50" },
  { height:  521903 , difficulty:  765133 , date:  "2015-06-17 16:24:57" },
  { height:  521904 , difficulty:  763792 , date:  "2015-06-17 16:25:29" },
  { height:  521905 , difficulty:  765436 , date:  "2015-06-17 16:26:10" },
  { height:  521906 , difficulty:  764468 , date:  "2015-06-17 16:26:19" },
  { height:  521907 , difficulty:  764702 , date:  "2015-06-17 16:28:27" },
  { height:  521908 , difficulty:  764895 , date:  "2015-06-17 16:34:30" },
  { height:  521909 , difficulty:  764900 , date:  "2015-06-17 16:35:29" },
  { height:  521910 , difficulty:  764170 , date:  "2015-06-17 16:37:18" },
  { height:  521911 , difficulty:  764237 , date:  "2015-06-17 16:37:42" },
  { height:  521912 , difficulty:  765883 , date:  "2015-06-17 16:38:05" },
  { height:  521913 , difficulty:  766725 , date:  "2015-06-17 16:38:44" },
  { height:  521914 , difficulty:  767371 , date:  "2015-06-17 16:40:21" },
  { height:  521915 , difficulty:  768700 , date:  "2015-06-17 16:40:51" },
  { height:  521916 , difficulty:  768398 , date:  "2015-06-17 16:42:10" },
  { height:  521917 , difficulty:  766973 , date:  "2015-06-17 16:45:38" },
  { height:  521918 , difficulty:  764836 , date:  "2015-06-17 16:45:41" },
  { height:  521919 , difficulty:  763675 , date:  "2015-06-17 16:45:53" },
  { height:  521920 , difficulty:  764176 , date:  "2015-06-17 16:49:00" },
  { height:  521921 , difficulty:  763289 , date:  "2015-06-17 16:49:14" },
  { height:  521922 , difficulty:  770086 , date:  "2015-06-17 16:49:19" },
  { height:  521923 , difficulty:  772897 , date:  "2015-06-17 16:49:52" },
  { height:  521924 , difficulty:  773154 , date:  "2015-06-17 16:49:59" },
  { height:  521925 , difficulty:  779871 , date:  "2015-06-17 16:50:57" },
  { height:  521926 , difficulty:  779921 , date:  "2015-06-17 16:51:45" },
  { height:  521927 , difficulty:  773120 , date:  "2015-06-17 16:51:48" },
  { height:  521928 , difficulty:  773466 , date:  "2015-06-17 16:53:21" },
  { height:  521929 , difficulty:  773294 , date:  "2015-06-17 16:53:22" },
  { height:  521930 , difficulty:  771218 , date:  "2015-06-17 16:53:28" },
  { height:  521931 , difficulty:  771329 , date:  "2015-06-17 16:54:35" },
  { height:  521932 , difficulty:  771034 , date:  "2015-06-17 16:56:08" },
  { height:  521933 , difficulty:  776047 , date:  "2015-06-17 16:56:33" },
  { height:  521934 , difficulty:  777165 , date:  "2015-06-17 16:57:06" },
  { height:  521935 , difficulty:  776766 , date:  "2015-06-17 16:58:45" },
  { height:  521936 , difficulty:  773540 , date:  "2015-06-17 16:58:56" },
  { height:  521937 , difficulty:  773783 , date:  "2015-06-17 16:59:21" },
  { height:  521938 , difficulty:  773359 , date:  "2015-06-17 16:59:25" },
  { height:  521939 , difficulty:  773207 , date:  "2015-06-17 16:59:32" },
  { height:  521940 , difficulty:  773024 , date:  "2015-06-17 16:59:36" },
  { height:  521941 , difficulty:  773957 , date:  "2015-06-17 17:00:29" },
  { height:  521942 , difficulty:  774677 , date:  "2015-06-17 17:04:59" },
  { height:  521943 , difficulty:  774511 , date:  "2015-06-17 17:07:08" },
  { height:  521944 , difficulty:  774732 , date:  "2015-06-17 17:07:31" },
  { height:  521945 , difficulty:  774909 , date:  "2015-06-17 17:08:53" },
  { height:  521946 , difficulty:  763874 , date:  "2015-06-17 17:09:00" },
  { height:  521947 , difficulty:  763535 , date:  "2015-06-17 17:09:50" },
  { height:  521948 , difficulty:  764868 , date:  "2015-06-17 17:10:51" },
  { height:  521949 , difficulty:  764881 , date:  "2015-06-17 17:11:35" },
  { height:  521950 , difficulty:  763531 , date:  "2015-06-17 17:12:28" },
  { height:  521951 , difficulty:  763643 , date:  "2015-06-17 17:13:10" },
  { height:  521952 , difficulty:  760571 , date:  "2015-06-17 17:13:35" },
  { height:  521953 , difficulty:  764287 , date:  "2015-06-17 17:13:51" },
  { height:  521954 , difficulty:  763666 , date:  "2015-06-17 17:14:09" },
  { height:  521955 , difficulty:  763499 , date:  "2015-06-17 17:14:17" },
  { height:  521956 , difficulty:  764251 , date:  "2015-06-17 17:14:30" },
  { height:  521957 , difficulty:  762474 , date:  "2015-06-17 17:15:27" },
  { height:  521958 , difficulty:  762429 , date:  "2015-06-17 17:16:31" },
  { height:  521959 , difficulty:  759811 , date:  "2015-06-17 17:17:44" },
  { height:  521960 , difficulty:  755887 , date:  "2015-06-17 17:18:01" },
  { height:  521961 , difficulty:  755974 , date:  "2015-06-17 17:18:10" },
  { height:  521962 , difficulty:  757465 , date:  "2015-06-17 17:19:09" },
  { height:  521963 , difficulty:  755964 , date:  "2015-06-17 17:19:38" },
  { height:  521964 , difficulty:  754388 , date:  "2015-06-17 17:21:14" },
  { height:  521965 , difficulty:  749501 , date:  "2015-06-17 17:23:47" },
  { height:  521966 , difficulty:  750255 , date:  "2015-06-17 17:26:03" },
  { height:  521967 , difficulty:  748321 , date:  "2015-06-17 17:26:20" },
  { height:  521968 , difficulty:  749155 , date:  "2015-06-17 17:27:01" },
  { height:  521969 , difficulty:  748084 , date:  "2015-06-17 17:28:18" },
  { height:  521970 , difficulty:  748254 , date:  "2015-06-17 17:29:28" },
  { height:  521971 , difficulty:  747920 , date:  "2015-06-17 17:31:15" },
  { height:  521972 , difficulty:  749231 , date:  "2015-06-17 17:31:40" },
  { height:  521973 , difficulty:  751492 , date:  "2015-06-17 17:31:53" },
  { height:  521974 , difficulty:  752799 , date:  "2015-06-17 17:33:02" },
  { height:  521975 , difficulty:  752264 , date:  "2015-06-17 17:34:07" },
  { height:  521976 , difficulty:  751867 , date:  "2015-06-17 17:34:08" },
  { height:  521977 , difficulty:  752744 , date:  "2015-06-17 17:34:35" },
  { height:  521978 , difficulty:  751292 , date:  "2015-06-17 17:36:22" },
  { height:  521979 , difficulty:  751438 , date:  "2015-06-17 17:36:39" },
  { height:  521980 , difficulty:  751120 , date:  "2015-06-17 17:37:41" },
  { height:  521981 , difficulty:  751066 , date:  "2015-06-17 17:38:22" },
  { height:  521982 , difficulty:  751376 , date:  "2015-06-17 17:39:02" },
  { height:  521983 , difficulty:  749509 , date:  "2015-06-17 17:40:41" },
  { height:  521984 , difficulty:  743158 , date:  "2015-06-17 17:40:42" },
  { height:  521985 , difficulty:  743817 , date:  "2015-06-17 17:43:02" },
  { height:  521986 , difficulty:  742570 , date:  "2015-06-17 17:43:55" },
  { height:  521987 , difficulty:  742628 , date:  "2015-06-17 17:44:17" },
  { height:  521988 , difficulty:  742574 , date:  "2015-06-17 17:46:08" },
  { height:  521989 , difficulty:  742049 , date:  "2015-06-17 17:49:48" },
  { height:  521990 , difficulty:  741585 , date:  "2015-06-17 17:50:04" },
  { height:  521991 , difficulty:  743391 , date:  "2015-06-17 17:50:23" },
  { height:  521992 , difficulty:  742098 , date:  "2015-06-17 17:51:02" },
  { height:  521993 , difficulty:  738205 , date:  "2015-06-17 17:53:17" },
  { height:  521994 , difficulty:  739457 , date:  "2015-06-17 17:56:00" },
  { height:  521995 , difficulty:  739713 , date:  "2015-06-17 17:56:05" },
  { height:  521996 , difficulty:  739129 , date:  "2015-06-17 17:58:01" },
  { height:  521997 , difficulty:  739324 , date:  "2015-06-17 17:59:45" },
  { height:  521998 , difficulty:  739329 , date:  "2015-06-17 17:59:56" },
  { height:  521999 , difficulty:  740457 , date:  "2015-06-17 18:00:29" },
  { height:  522000 , difficulty:  744074 , date:  "2015-06-17 18:01:05" },
  { height:  522001 , difficulty:  744842 , date:  "2015-06-17 18:01:24" },
  { height:  522002 , difficulty:  744221 , date:  "2015-06-17 18:02:58" },
  { height:  522003 , difficulty:  744596 , date:  "2015-06-17 18:03:41" },
  { height:  522004 , difficulty:  743115 , date:  "2015-06-17 18:04:17" },
  { height:  522005 , difficulty:  743904 , date:  "2015-06-17 18:04:31" },
  { height:  522006 , difficulty:  744805 , date:  "2015-06-17 18:06:12" },
  { height:  522007 , difficulty:  744616 , date:  "2015-06-17 18:07:10" },
  { height:  522008 , difficulty:  744626 , date:  "2015-06-17 18:08:10" },
  { height:  522009 , difficulty:  745347 , date:  "2015-06-17 18:08:36" },
  { height:  522010 , difficulty:  745972 , date:  "2015-06-17 18:09:52" },
  { height:  522011 , difficulty:  745007 , date:  "2015-06-17 18:10:27" },
  { height:  522012 , difficulty:  745345 , date:  "2015-06-17 18:11:47" },
  { height:  522013 , difficulty:  746576 , date:  "2015-06-17 18:11:50" },
  { height:  522014 , difficulty:  747269 , date:  "2015-06-17 18:12:20" },
  { height:  522015 , difficulty:  749085 , date:  "2015-06-17 18:12:30" },
  { height:  522016 , difficulty:  749498 , date:  "2015-06-17 18:13:09" },
  { height:  522017 , difficulty:  750639 , date:  "2015-06-17 18:14:57" },
  { height:  522018 , difficulty:  745418 , date:  "2015-06-17 18:15:21" },
  { height:  522019 , difficulty:  748021 , date:  "2015-06-17 18:18:05" },
  { height:  522020 , difficulty:  749117 , date:  "2015-06-17 18:18:43" },
  { height:  522021 , difficulty:  750579 , date:  "2015-06-17 18:18:59" },
  { height:  522022 , difficulty:  755468 , date:  "2015-06-17 18:20:33" },
  { height:  522023 , difficulty:  754519 , date:  "2015-06-17 18:20:51" },
  { height:  522024 , difficulty:  753497 , date:  "2015-06-17 18:22:09" },
  { height:  522025 , difficulty:  753407 , date:  "2015-06-17 18:22:13" },
  { height:  522026 , difficulty:  752481 , date:  "2015-06-17 18:23:16" },
  { height:  522027 , difficulty:  753311 , date:  "2015-06-17 18:23:27" },
  { height:  522028 , difficulty:  753732 , date:  "2015-06-17 18:23:35" },
  { height:  522029 , difficulty:  753597 , date:  "2015-06-17 18:24:00" },
  { height:  522030 , difficulty:  754738 , date:  "2015-06-17 18:24:15" },
  { height:  522031 , difficulty:  765859 , date:  "2015-06-17 18:24:47" },
  { height:  522032 , difficulty:  765759 , date:  "2015-06-17 18:25:47" },
  { height:  522033 , difficulty:  764924 , date:  "2015-06-17 18:28:23" },
  { height:  522034 , difficulty:  763654 , date:  "2015-06-17 18:29:24" },
  { height:  522035 , difficulty:  763318 , date:  "2015-06-17 18:31:55" },
  { height:  522036 , difficulty:  764536 , date:  "2015-06-17 18:35:02" },
  { height:  522037 , difficulty:  765359 , date:  "2015-06-17 18:36:06" },
  { height:  522038 , difficulty:  765076 , date:  "2015-06-17 18:38:24" },
  { height:  522039 , difficulty:  764852 , date:  "2015-06-17 18:39:51" },
  { height:  522040 , difficulty:  763729 , date:  "2015-06-17 18:39:55" },
  { height:  522041 , difficulty:  761255 , date:  "2015-06-17 18:40:32" },
  { height:  522042 , difficulty:  762488 , date:  "2015-06-17 18:41:10" },
  { height:  522043 , difficulty:  770400 , date:  "2015-06-17 18:42:14" },
  { height:  522044 , difficulty:  770412 , date:  "2015-06-17 18:46:07" },
  { height:  522045 , difficulty:  770103 , date:  "2015-06-17 18:47:28" },
  { height:  522046 , difficulty:  771088 , date:  "2015-06-17 18:48:30" },
  { height:  522047 , difficulty:  768956 , date:  "2015-06-17 18:49:15" },
  { height:  522048 , difficulty:  769620 , date:  "2015-06-17 18:49:19" },
  { height:  522049 , difficulty:  769510 , date:  "2015-06-17 18:49:35" },
  { height:  522050 , difficulty:  770380 , date:  "2015-06-17 18:50:10" },
  { height:  522051 , difficulty:  769726 , date:  "2015-06-17 18:50:19" },
  { height:  522052 , difficulty:  770381 , date:  "2015-06-17 18:50:34" },
  { height:  522053 , difficulty:  771695 , date:  "2015-06-17 18:52:31" },
  { height:  522054 , difficulty:  770253 , date:  "2015-06-17 18:53:00" },
  { height:  522055 , difficulty:  772269 , date:  "2015-06-17 18:53:06" },
  { height:  522056 , difficulty:  771693 , date:  "2015-06-17 18:53:56" },
  { height:  522057 , difficulty:  771753 , date:  "2015-06-17 18:55:14" },
  { height:  522058 , difficulty:  771921 , date:  "2015-06-17 18:55:49" },
  { height:  522059 , difficulty:  772000 , date:  "2015-06-17 18:56:17" },
  { height:  522060 , difficulty:  772688 , date:  "2015-06-17 18:56:56" },
  { height:  522061 , difficulty:  771082 , date:  "2015-06-17 18:57:43" },
  { height:  522062 , difficulty:  769945 , date:  "2015-06-17 18:57:47" },
  { height:  522063 , difficulty:  771818 , date:  "2015-06-17 18:58:52" },
  { height:  522064 , difficulty:  769472 , date:  "2015-06-17 19:00:38" },
  { height:  522065 , difficulty:  766110 , date:  "2015-06-17 19:02:09" },
  { height:  522066 , difficulty:  769099 , date:  "2015-06-17 19:02:50" },
  { height:  522067 , difficulty:  769741 , date:  "2015-06-17 19:02:54" },
  { height:  522068 , difficulty:  770189 , date:  "2015-06-17 19:03:03" },
  { height:  522069 , difficulty:  768370 , date:  "2015-06-17 19:04:29" },
  { height:  522070 , difficulty:  765286 , date:  "2015-06-17 19:07:05" },
  { height:  522071 , difficulty:  766411 , date:  "2015-06-17 19:07:57" },
  { height:  522072 , difficulty:  765342 , date:  "2015-06-17 19:09:28" },
  { height:  522073 , difficulty:  764652 , date:  "2015-06-17 19:10:26" },
  { height:  522074 , difficulty:  766069 , date:  "2015-06-17 19:11:47" },
  { height:  522075 , difficulty:  766192 , date:  "2015-06-17 19:12:23" },
  { height:  522076 , difficulty:  765588 , date:  "2015-06-17 19:13:55" },
  { height:  522077 , difficulty:  766885 , date:  "2015-06-17 19:14:35" },
  { height:  522078 , difficulty:  765771 , date:  "2015-06-17 19:15:15" },
  { height:  522079 , difficulty:  767258 , date:  "2015-06-17 19:15:30" },
  { height:  522080 , difficulty:  767800 , date:  "2015-06-17 19:16:12" },
  { height:  522081 , difficulty:  770671 , date:  "2015-06-17 19:17:27" },
  { height:  522082 , difficulty:  768785 , date:  "2015-06-17 19:17:41" },
  { height:  522083 , difficulty:  771635 , date:  "2015-06-17 19:18:14" },
  { height:  522084 , difficulty:  770735 , date:  "2015-06-17 19:19:58" },
  { height:  522085 , difficulty:  771070 , date:  "2015-06-17 19:20:56" },
  { height:  522086 , difficulty:  770581 , date:  "2015-06-17 19:21:38" },
  { height:  522087 , difficulty:  770049 , date:  "2015-06-17 19:22:28" },
  { height:  522088 , difficulty:  769347 , date:  "2015-06-17 19:23:26" },
  { height:  522089 , difficulty:  769834 , date:  "2015-06-17 19:24:28" },
  { height:  522090 , difficulty:  769647 , date:  "2015-06-17 19:25:17" },
  { height:  522091 , difficulty:  770037 , date:  "2015-06-17 19:25:25" },
  { height:  522092 , difficulty:  769941 , date:  "2015-06-17 19:25:36" },
  { height:  522093 , difficulty:  767716 , date:  "2015-06-17 19:26:46" },
  { height:  522094 , difficulty:  767488 , date:  "2015-06-17 19:28:32" },
  { height:  522095 , difficulty:  765407 , date:  "2015-06-17 19:30:24" },
  { height:  522096 , difficulty:  764716 , date:  "2015-06-17 19:30:51" },
  { height:  522097 , difficulty:  764492 , date:  "2015-06-17 19:31:10" },
  { height:  522098 , difficulty:  763305 , date:  "2015-06-17 19:32:30" },
  { height:  522099 , difficulty:  763096 , date:  "2015-06-17 19:32:48" },
  { height:  522100 , difficulty:  763321 , date:  "2015-06-17 19:34:09" },
  { height:  522101 , difficulty:  763295 , date:  "2015-06-17 19:34:25" },
  { height:  522102 , difficulty:  762207 , date:  "2015-06-17 19:36:55" },
  { height:  522103 , difficulty:  762260 , date:  "2015-06-17 19:36:59" },
  { height:  522104 , difficulty:  763022 , date:  "2015-06-17 19:37:07" },
  { height:  522105 , difficulty:  763734 , date:  "2015-06-17 19:37:42" },
  { height:  522106 , difficulty:  765016 , date:  "2015-06-17 19:38:38" },
  { height:  522107 , difficulty:  765140 , date:  "2015-06-17 19:38:55" },
  { height:  522108 , difficulty:  765240 , date:  "2015-06-17 19:39:07" },
  { height:  522109 , difficulty:  764169 , date:  "2015-06-17 19:39:15" },
  { height:  522110 , difficulty:  763973 , date:  "2015-06-17 19:40:05" },
  { height:  522111 , difficulty:  761905 , date:  "2015-06-17 19:40:23" },
  { height:  522112 , difficulty:  758800 , date:  "2015-06-17 19:42:33" },
  { height:  522113 , difficulty:  757952 , date:  "2015-06-17 19:42:07" },
  { height:  522114 , difficulty:  759240 , date:  "2015-06-17 19:43:09" },
  { height:  522115 , difficulty:  757961 , date:  "2015-06-17 19:46:06" },
  { height:  522116 , difficulty:  758630 , date:  "2015-06-17 19:47:16" },
  { height:  522117 , difficulty:  758264 , date:  "2015-06-17 19:47:42" },
  { height:  522118 , difficulty:  757967 , date:  "2015-06-17 19:48:00" },
  { height:  522119 , difficulty:  757123 , date:  "2015-06-17 19:48:12" },
  { height:  522120 , difficulty:  752766 , date:  "2015-06-17 19:48:56" },
  { height:  522121 , difficulty:  752193 , date:  "2015-06-17 19:49:50" },
  { height:  522122 , difficulty:  752493 , date:  "2015-06-17 19:51:55" },
  { height:  522123 , difficulty:  752301 , date:  "2015-06-17 19:54:39" },
  { height:  522124 , difficulty:  752553 , date:  "2015-06-17 19:54:53" },
  { height:  522125 , difficulty:  752496 , date:  "2015-06-17 19:55:09" },
  { height:  522126 , difficulty:  752160 , date:  "2015-06-17 19:55:41" },
  { height:  522127 , difficulty:  752123 , date:  "2015-06-17 19:57:41" },
  { height:  522128 , difficulty:  752270 , date:  "2015-06-17 19:58:22" },
  { height:  522129 , difficulty:  750147 , date:  "2015-06-17 19:58:38" },
  { height:  522130 , difficulty:  750898 , date:  "2015-06-17 19:59:14" },
  { height:  522131 , difficulty:  752141 , date:  "2015-06-17 20:03:29" },
  { height:  522132 , difficulty:  751550 , date:  "2015-06-17 20:03:44" },
  { height:  522133 , difficulty:  750336 , date:  "2015-06-17 20:05:12" },
  { height:  522134 , difficulty:  749803 , date:  "2015-06-17 20:05:17" },
  { height:  522135 , difficulty:  750556 , date:  "2015-06-17 20:05:25" },
  { height:  522136 , difficulty:  750428 , date:  "2015-06-17 20:05:40" },
  { height:  522137 , difficulty:  749815 , date:  "2015-06-17 20:05:44" },
  { height:  522138 , difficulty:  751447 , date:  "2015-06-17 20:06:09" },
  { height:  522139 , difficulty:  750715 , date:  "2015-06-17 20:06:14" },
  { height:  522140 , difficulty:  749659 , date:  "2015-06-17 20:06:36" },
  { height:  522141 , difficulty:  749042 , date:  "2015-06-17 20:06:42" },
  { height:  522142 , difficulty:  751401 , date:  "2015-06-17 20:06:46" },
  { height:  522143 , difficulty:  752281 , date:  "2015-06-17 20:08:57" },
  { height:  522144 , difficulty:  752238 , date:  "2015-06-17 20:10:47" },
  { height:  522145 , difficulty:  751346 , date:  "2015-06-17 20:10:52" },
  { height:  522146 , difficulty:  750890 , date:  "2015-06-17 20:11:12" },
  { height:  522147 , difficulty:  749975 , date:  "2015-06-17 20:11:14" },
  { height:  522148 , difficulty:  748384 , date:  "2015-06-17 20:12:19" },
  { height:  522149 , difficulty:  747975 , date:  "2015-06-17 20:14:24" },
  { height:  522150 , difficulty:  746773 , date:  "2015-06-17 20:14:57" },
  { height:  522151 , difficulty:  747936 , date:  "2015-06-17 20:16:04" },
  { height:  522152 , difficulty:  746253 , date:  "2015-06-17 20:17:53" },
  { height:  522153 , difficulty:  746278 , date:  "2015-06-17 20:18:06" },
  { height:  522154 , difficulty:  747036 , date:  "2015-06-17 20:21:47" },
  { height:  522155 , difficulty:  746987 , date:  "2015-06-17 20:22:35" },
  { height:  522156 , difficulty:  746820 , date:  "2015-06-17 20:25:53" },
  { height:  522157 , difficulty:  746042 , date:  "2015-06-17 20:26:35" },
  { height:  522158 , difficulty:  746905 , date:  "2015-06-17 20:27:59" },
  { height:  522159 , difficulty:  747939 , date:  "2015-06-17 20:28:18" },
  { height:  522160 , difficulty:  746621 , date:  "2015-06-17 20:28:35" },
  { height:  522161 , difficulty:  746716 , date:  "2015-06-17 20:30:02" },
  { height:  522162 , difficulty:  746711 , date:  "2015-06-17 20:31:05" },
  { height:  522163 , difficulty:  745871 , date:  "2015-06-17 20:32:06" },
  { height:  522164 , difficulty:  745588 , date:  "2015-06-17 20:32:07" },
  { height:  522165 , difficulty:  744612 , date:  "2015-06-17 20:32:11" },
  { height:  522166 , difficulty:  744348 , date:  "2015-06-17 20:32:35" },
  { height:  522167 , difficulty:  746235 , date:  "2015-06-17 20:37:38" },
  { height:  522168 , difficulty:  746344 , date:  "2015-06-17 20:37:52" },
  { height:  522169 , difficulty:  745202 , date:  "2015-06-17 20:38:18" },
  { height:  522170 , difficulty:  744062 , date:  "2015-06-17 20:38:20" },
  { height:  522171 , difficulty:  742474 , date:  "2015-06-17 20:39:09" },
  { height:  522172 , difficulty:  742397 , date:  "2015-06-17 20:43:00" },
  { height:  522173 , difficulty:  742397 , date:  "2015-06-17 20:43:36" },
  { height:  522174 , difficulty:  741906 , date:  "2015-06-17 20:45:10" },
  { height:  522175 , difficulty:  741630 , date:  "2015-06-17 20:45:14" },
  { height:  522176 , difficulty:  741768 , date:  "2015-06-17 20:46:01" },
  { height:  522177 , difficulty:  742572 , date:  "2015-06-17 20:46:52" },
  { height:  522178 , difficulty:  740319 , date:  "2015-06-17 20:50:11" },
  { height:  522179 , difficulty:  740934 , date:  "2015-06-17 20:51:01" },
  { height:  522180 , difficulty:  741923 , date:  "2015-06-17 20:54:23" },
  { height:  522181 , difficulty:  741487 , date:  "2015-06-17 20:54:43" },
  { height:  522182 , difficulty:  741229 , date:  "2015-06-17 20:55:53" },
  { height:  522183 , difficulty:  741615 , date:  "2015-06-17 20:56:54" },
  { height:  522184 , difficulty:  741495 , date:  "2015-06-17 20:57:11" },
  { height:  522185 , difficulty:  741412 , date:  "2015-06-17 20:59:09" },
  { height:  522186 , difficulty:  740881 , date:  "2015-06-17 20:59:15" },
  { height:  522187 , difficulty:  740795 , date:  "2015-06-17 20:59:49" },
  { height:  522188 , difficulty:  738835 , date:  "2015-06-17 21:02:02" },
  { height:  522189 , difficulty:  740570 , date:  "2015-06-17 21:04:27" },
  { height:  522190 , difficulty:  740424 , date:  "2015-06-17 21:05:42" },
  { height:  522191 , difficulty:  737654 , date:  "2015-06-17 21:04:45" },
  { height:  522192 , difficulty:  736539 , date:  "2015-06-17 21:05:46" },
  { height:  522193 , difficulty:  739213 , date:  "2015-06-17 21:06:22" },
  { height:  522194 , difficulty:  738922 , date:  "2015-06-17 21:06:32" },
  { height:  522195 , difficulty:  738784 , date:  "2015-06-17 21:07:06" },
  { height:  522196 , difficulty:  738299 , date:  "2015-06-17 21:08:55" },
  { height:  522197 , difficulty:  738492 , date:  "2015-06-17 21:08:56" },
  { height:  522198 , difficulty:  736657 , date:  "2015-06-17 21:09:48" },
  { height:  522199 , difficulty:  733867 , date:  "2015-06-17 21:09:52" },
  { height:  522200 , difficulty:  734662 , date:  "2015-06-17 21:12:07" },
  { height:  522201 , difficulty:  736764 , date:  "2015-06-17 21:12:37" },
  { height:  522202 , difficulty:  736210 , date:  "2015-06-17 21:12:40" },
  { height:  522203 , difficulty:  735868 , date:  "2015-06-17 21:15:29" },
  { height:  522204 , difficulty:  736778 , date:  "2015-06-17 21:15:42" },
  { height:  522205 , difficulty:  736625 , date:  "2015-06-17 21:17:41" },
  { height:  522206 , difficulty:  738324 , date:  "2015-06-17 21:17:56" },
  { height:  522207 , difficulty:  733457 , date:  "2015-06-17 21:18:08" },
  { height:  522208 , difficulty:  736222 , date:  "2015-06-17 21:18:21" },
  { height:  522209 , difficulty:  739370 , date:  "2015-06-17 21:19:48" },
  { height:  522210 , difficulty:  739943 , date:  "2015-06-17 21:21:19" },
  { height:  522211 , difficulty:  740070 , date:  "2015-06-17 21:21:29" },
  { height:  522212 , difficulty:  740957 , date:  "2015-06-17 21:22:47" },
  { height:  522213 , difficulty:  742922 , date:  "2015-06-17 21:25:40" },
  { height:  522214 , difficulty:  742660 , date:  "2015-06-17 21:26:28" },
  { height:  522215 , difficulty:  744008 , date:  "2015-06-17 21:26:37" },
  { height:  522216 , difficulty:  745771 , date:  "2015-06-17 21:27:01" },
  { height:  522217 , difficulty:  747621 , date:  "2015-06-17 21:27:14" },
  { height:  522218 , difficulty:  747716 , date:  "2015-06-17 21:27:23" },
  { height:  522219 , difficulty:  745098 , date:  "2015-06-17 21:27:37" },
  { height:  522220 , difficulty:  743243 , date:  "2015-06-17 21:27:38" },
  { height:  522221 , difficulty:  743450 , date:  "2015-06-17 21:28:45" },
  { height:  522222 , difficulty:  745020 , date:  "2015-06-17 21:28:48" },
  { height:  522223 , difficulty:  745859 , date:  "2015-06-17 21:29:04" },
  { height:  522224 , difficulty:  746062 , date:  "2015-06-17 21:32:54" },
  { height:  522225 , difficulty:  744645 , date:  "2015-06-17 21:35:31" },
  { height:  522226 , difficulty:  746031 , date:  "2015-06-17 21:35:55" },
  { height:  522227 , difficulty:  744753 , date:  "2015-06-17 21:36:02" },
  { height:  522228 , difficulty:  742632 , date:  "2015-06-17 21:37:14" },
  { height:  522229 , difficulty:  742676 , date:  "2015-06-17 21:37:29" },
  { height:  522230 , difficulty:  738371 , date:  "2015-06-17 21:37:56" },
  { height:  522231 , difficulty:  739561 , date:  "2015-06-17 21:38:15" },
  { height:  522232 , difficulty:  736716 , date:  "2015-06-17 21:39:06" },
  { height:  522233 , difficulty:  738500 , date:  "2015-06-17 21:39:34" },
  { height:  522234 , difficulty:  737283 , date:  "2015-06-17 21:39:54" },
  { height:  522235 , difficulty:  736979 , date:  "2015-06-17 21:40:08" },
  { height:  522236 , difficulty:  736808 , date:  "2015-06-17 21:40:45" },
  { height:  522237 , difficulty:  736176 , date:  "2015-06-17 21:41:09" },
  { height:  522238 , difficulty:  735388 , date:  "2015-06-17 21:41:35" },
  { height:  522239 , difficulty:  734544 , date:  "2015-06-17 21:41:48" },
  { height:  522240 , difficulty:  735331 , date:  "2015-06-17 21:42:22" },
  { height:  522241 , difficulty:  738865 , date:  "2015-06-17 21:44:06" },
  { height:  522242 , difficulty:  739443 , date:  "2015-06-17 21:44:39" },
  { height:  522243 , difficulty:  734379 , date:  "2015-06-17 21:45:16" },
  { height:  522244 , difficulty:  734550 , date:  "2015-06-17 21:46:26" },
  { height:  522245 , difficulty:  734450 , date:  "2015-06-17 21:46:55" },
  { height:  522246 , difficulty:  734501 , date:  "2015-06-17 21:46:58" },
  { height:  522247 , difficulty:  734835 , date:  "2015-06-17 21:47:51" },
  { height:  522248 , difficulty:  731588 , date:  "2015-06-17 21:48:52" },
  { height:  522249 , difficulty:  732262 , date:  "2015-06-17 21:49:32" },
  { height:  522250 , difficulty:  730782 , date:  "2015-06-17 21:49:41" },
  { height:  522251 , difficulty:  731356 , date:  "2015-06-17 21:50:20" },
  { height:  522252 , difficulty:  731952 , date:  "2015-06-17 21:51:31" },
  { height:  522253 , difficulty:  732073 , date:  "2015-06-17 21:53:06" },
  { height:  522254 , difficulty:  734066 , date:  "2015-06-17 21:54:04" },
  { height:  522255 , difficulty:  733144 , date:  "2015-06-17 21:54:06" },
  { height:  522256 , difficulty:  729298 , date:  "2015-06-17 21:55:12" },
  { height:  522257 , difficulty:  728920 , date:  "2015-06-17 21:55:30" },
  { height:  522258 , difficulty:  727723 , date:  "2015-06-17 21:58:11" },
  { height:  522259 , difficulty:  727730 , date:  "2015-06-17 21:58:31" },
  { height:  522260 , difficulty:  728247 , date:  "2015-06-17 21:58:39" },
  { height:  522261 , difficulty:  726518 , date:  "2015-06-17 21:59:04" },
  { height:  522262 , difficulty:  727427 , date:  "2015-06-17 21:59:45" },
  { height:  522263 , difficulty:  728242 , date:  "2015-06-17 21:59:55" },
  { height:  522264 , difficulty:  726975 , date:  "2015-06-17 22:00:10" },
  { height:  522265 , difficulty:  726474 , date:  "2015-06-17 22:01:34" },
  { height:  522266 , difficulty:  726180 , date:  "2015-06-17 22:01:38" },
  { height:  522267 , difficulty:  726351 , date:  "2015-06-17 22:01:55" },
  { height:  522268 , difficulty:  727163 , date:  "2015-06-17 22:02:04" },
  { height:  522269 , difficulty:  727304 , date:  "2015-06-17 22:03:22" },
  { height:  522270 , difficulty:  727593 , date:  "2015-06-17 22:03:44" },
  { height:  522271 , difficulty:  726968 , date:  "2015-06-17 22:04:00" },
  { height:  522272 , difficulty:  725310 , date:  "2015-06-17 22:04:16" },
  { height:  522273 , difficulty:  727816 , date:  "2015-06-17 22:07:11" },
  { height:  522274 , difficulty:  726963 , date:  "2015-06-17 22:07:41" },
  { height:  522275 , difficulty:  727236 , date:  "2015-06-17 22:07:45" },
  { height:  522276 , difficulty:  725685 , date:  "2015-06-17 22:07:48" },
  { height:  522277 , difficulty:  728364 , date:  "2015-06-17 22:08:26" },
  { height:  522278 , difficulty:  728551 , date:  "2015-06-17 22:08:41" },
  { height:  522279 , difficulty:  728434 , date:  "2015-06-17 22:09:55" },
  { height:  522280 , difficulty:  728452 , date:  "2015-06-17 22:10:56" },
  { height:  522281 , difficulty:  726955 , date:  "2015-06-17 22:11:44" },
  { height:  522282 , difficulty:  727696 , date:  "2015-06-17 22:12:39" },
  { height:  522283 , difficulty:  728431 , date:  "2015-06-17 22:12:57" },
  { height:  522284 , difficulty:  729899 , date:  "2015-06-17 22:15:53" },
  { height:  522285 , difficulty:  729220 , date:  "2015-06-17 22:16:19" },
  { height:  522286 , difficulty:  727492 , date:  "2015-06-17 22:19:17" },
  { height:  522287 , difficulty:  728337 , date:  "2015-06-17 22:20:28" },
  { height:  522288 , difficulty:  726819 , date:  "2015-06-17 22:20:40" },
  { height:  522289 , difficulty:  728180 , date:  "2015-06-17 22:21:14" },
  { height:  522290 , difficulty:  727551 , date:  "2015-06-17 22:22:27" },
  { height:  522291 , difficulty:  731013 , date:  "2015-06-17 22:22:43" },
  { height:  522292 , difficulty:  730727 , date:  "2015-06-17 22:25:39" },
  { height:  522293 , difficulty:  730779 , date:  "2015-06-17 22:26:12" },
  { height:  522294 , difficulty:  731021 , date:  "2015-06-17 22:27:07" },
  { height:  522295 , difficulty:  731393 , date:  "2015-06-17 22:27:10" },
  { height:  522296 , difficulty:  731341 , date:  "2015-06-17 22:27:29" },
  { height:  522297 , difficulty:  732746 , date:  "2015-06-17 22:27:36" },
  { height:  522298 , difficulty:  735904 , date:  "2015-06-17 22:28:05" },
  { height:  522299 , difficulty:  737801 , date:  "2015-06-17 22:28:40" },
  { height:  522300 , difficulty:  733681 , date:  "2015-06-17 22:28:56" },
  { height:  522301 , difficulty:  731917 , date:  "2015-06-17 22:30:24" },
  { height:  522302 , difficulty:  731715 , date:  "2015-06-17 22:31:19" },
  { height:  522303 , difficulty:  732240 , date:  "2015-06-17 22:32:49" },
  { height:  522304 , difficulty:  737023 , date:  "2015-06-17 22:32:50" },
  { height:  522305 , difficulty:  736708 , date:  "2015-06-17 22:34:34" },
  { height:  522306 , difficulty:  736264 , date:  "2015-06-17 22:36:22" },
  { height:  522307 , difficulty:  736196 , date:  "2015-06-17 22:38:52" },
  { height:  522308 , difficulty:  736041 , date:  "2015-06-17 22:39:10" },
  { height:  522309 , difficulty:  735446 , date:  "2015-06-17 22:40:14" },
  { height:  522310 , difficulty:  736482 , date:  "2015-06-17 22:40:25" },
  { height:  522311 , difficulty:  736252 , date:  "2015-06-17 22:40:47" },
  { height:  522312 , difficulty:  737112 , date:  "2015-06-17 22:40:49" },
  { height:  522313 , difficulty:  737427 , date:  "2015-06-17 22:41:26" },
  { height:  522314 , difficulty:  738854 , date:  "2015-06-17 22:42:32" },
  { height:  522315 , difficulty:  738694 , date:  "2015-06-17 22:43:25" },
  { height:  522316 , difficulty:  738045 , date:  "2015-06-17 22:44:39" },
  { height:  522317 , difficulty:  736629 , date:  "2015-06-17 22:44:41" },
  { height:  522318 , difficulty:  736248 , date:  "2015-06-17 22:45:39" },
  { height:  522319 , difficulty:  735549 , date:  "2015-06-17 22:46:41" },
  { height:  522320 , difficulty:  736115 , date:  "2015-06-17 22:46:56" },
  { height:  522321 , difficulty:  736502 , date:  "2015-06-17 22:47:00" },
  { height:  522322 , difficulty:  736867 , date:  "2015-06-17 22:47:42" },
  { height:  522323 , difficulty:  736392 , date:  "2015-06-17 22:47:46" },
  { height:  522324 , difficulty:  735230 , date:  "2015-06-17 22:48:21" },
  { height:  522325 , difficulty:  735047 , date:  "2015-06-17 22:50:18" },
  { height:  522326 , difficulty:  735113 , date:  "2015-06-17 22:50:59" },
  { height:  522327 , difficulty:  735238 , date:  "2015-06-17 22:51:35" },
  { height:  522328 , difficulty:  733770 , date:  "2015-06-17 22:53:03" },
  { height:  522329 , difficulty:  731980 , date:  "2015-06-17 22:53:46" },
  { height:  522330 , difficulty:  735365 , date:  "2015-06-17 22:55:41" },
  { height:  522331 , difficulty:  735467 , date:  "2015-06-17 22:56:17" },
  { height:  522332 , difficulty:  734840 , date:  "2015-06-17 22:56:55" },
  { height:  522333 , difficulty:  734484 , date:  "2015-06-17 22:57:04" },
  { height:  522334 , difficulty:  731566 , date:  "2015-06-17 22:57:55" },
  { height:  522335 , difficulty:  731402 , date:  "2015-06-17 22:58:46" },
  { height:  522336 , difficulty:  731335 , date:  "2015-06-17 22:59:32" },
  { height:  522337 , difficulty:  731091 , date:  "2015-06-17 23:00:01" },
  { height:  522338 , difficulty:  734146 , date:  "2015-06-17 23:01:02" },
  { height:  522339 , difficulty:  734626 , date:  "2015-06-17 23:02:42" },
  { height:  522340 , difficulty:  737375 , date:  "2015-06-17 23:02:45" },
  { height:  522341 , difficulty:  736326 , date:  "2015-06-17 23:03:21" },
  { height:  522342 , difficulty:  737593 , date:  "2015-06-17 23:03:32" },
  { height:  522343 , difficulty:  741918 , date:  "2015-06-17 23:04:31" },
  { height:  522344 , difficulty:  742171 , date:  "2015-06-17 23:04:39" },
  { height:  522345 , difficulty:  744644 , date:  "2015-06-17 23:04:49" },
  { height:  522346 , difficulty:  746127 , date:  "2015-06-17 23:05:20" },
  { height:  522347 , difficulty:  745860 , date:  "2015-06-17 23:05:39" },
  { height:  522348 , difficulty:  745484 , date:  "2015-06-17 23:06:05" },
  { height:  522349 , difficulty:  743933 , date:  "2015-06-17 23:08:46" },
  { height:  522350 , difficulty:  743867 , date:  "2015-06-17 23:10:12" },
  { height:  522351 , difficulty:  744057 , date:  "2015-06-17 23:10:33" },
  { height:  522352 , difficulty:  747006 , date:  "2015-06-17 23:13:11" },
  { height:  522353 , difficulty:  749055 , date:  "2015-06-17 23:15:53" },
  { height:  522354 , difficulty:  749198 , date:  "2015-06-17 23:17:23" },
  { height:  522355 , difficulty:  748677 , date:  "2015-06-17 23:20:43" },
  { height:  522356 , difficulty:  748237 , date:  "2015-06-17 23:22:04" },
  { height:  522357 , difficulty:  747410 , date:  "2015-06-17 23:22:10" },
  { height:  522358 , difficulty:  748229 , date:  "2015-06-17 23:22:12" },
  { height:  522359 , difficulty:  749397 , date:  "2015-06-17 23:22:55" },
  { height:  522360 , difficulty:  745740 , date:  "2015-06-17 23:24:28" },
  { height:  522361 , difficulty:  749954 , date:  "2015-06-17 23:26:40" },
  { height:  522362 , difficulty:  749492 , date:  "2015-06-17 23:28:36" },
  { height:  522363 , difficulty:  749173 , date:  "2015-06-17 23:29:01" },
  { height:  522364 , difficulty:  749015 , date:  "2015-06-17 23:29:41" },
  { height:  522365 , difficulty:  749644 , date:  "2015-06-17 23:29:42" },
  { height:  522366 , difficulty:  748578 , date:  "2015-06-17 23:31:08" },
  { height:  522367 , difficulty:  749421 , date:  "2015-06-17 23:31:14" },
  { height:  522368 , difficulty:  751575 , date:  "2015-06-17 23:33:58" },
  { height:  522369 , difficulty:  751066 , date:  "2015-06-17 23:35:49" },
  { height:  522370 , difficulty:  750107 , date:  "2015-06-17 23:36:10" },
  { height:  522371 , difficulty:  752303 , date:  "2015-06-17 23:36:39" },
  { height:  522372 , difficulty:  752318 , date:  "2015-06-17 23:38:52" },
  { height:  522373 , difficulty:  753639 , date:  "2015-06-17 23:41:24" },
  { height:  522374 , difficulty:  755349 , date:  "2015-06-17 23:41:47" },
  { height:  522375 , difficulty:  755116 , date:  "2015-06-17 23:41:50" },
  { height:  522376 , difficulty:  755268 , date:  "2015-06-17 23:42:13" },
  { height:  522377 , difficulty:  754009 , date:  "2015-06-17 23:42:47" },
  { height:  522378 , difficulty:  754879 , date:  "2015-06-17 23:42:56" },
  { height:  522379 , difficulty:  753120 , date:  "2015-06-17 23:43:02" },
  { height:  522380 , difficulty:  754696 , date:  "2015-06-17 23:45:11" },
  { height:  522381 , difficulty:  752647 , date:  "2015-06-17 23:46:15" },
  { height:  522382 , difficulty:  753907 , date:  "2015-06-17 23:47:32" },
  { height:  522383 , difficulty:  754548 , date:  "2015-06-17 23:47:52" },
  { height:  522384 , difficulty:  754153 , date:  "2015-06-17 23:49:59" },
  { height:  522385 , difficulty:  753195 , date:  "2015-06-17 23:50:32" },
  { height:  522386 , difficulty:  753212 , date:  "2015-06-17 23:50:41" },
  { height:  522387 , difficulty:  753994 , date:  "2015-06-17 23:52:26" },
  { height:  522388 , difficulty:  754679 , date:  "2015-06-17 23:53:36" },
  { height:  522389 , difficulty:  754181 , date:  "2015-06-17 23:55:57" },
  { height:  522390 , difficulty:  757733 , date:  "2015-06-17 23:57:31" },
  { height:  522391 , difficulty:  759332 , date:  "2015-06-18 00:00:41" },
  { height:  522392 , difficulty:  758805 , date:  "2015-06-18 00:02:01" },
  { height:  522393 , difficulty:  758761 , date:  "2015-06-18 00:02:20" },
  { height:  522394 , difficulty:  757582 , date:  "2015-06-18 00:04:53" },
  { height:  522395 , difficulty:  756193 , date:  "2015-06-18 00:05:03" },
  { height:  522396 , difficulty:  757907 , date:  "2015-06-18 00:05:31" },
  { height:  522397 , difficulty:  762106 , date:  "2015-06-18 00:05:32" },
  { height:  522398 , difficulty:  762061 , date:  "2015-06-18 00:06:18" },
  { height:  522399 , difficulty:  762462 , date:  "2015-06-18 00:06:55" },
  { height:  522400 , difficulty:  762287 , date:  "2015-06-18 00:07:40" },
  { height:  522401 , difficulty:  762792 , date:  "2015-06-18 00:08:25" },
  { height:  522402 , difficulty:  762672 , date:  "2015-06-18 00:09:54" },
  { height:  522403 , difficulty:  763407 , date:  "2015-06-18 00:10:16" },
  { height:  522404 , difficulty:  761563 , date:  "2015-06-18 00:10:26" },
  { height:  522405 , difficulty:  761268 , date:  "2015-06-18 00:10:52" },
  { height:  522406 , difficulty:  760178 , date:  "2015-06-18 00:11:18" },
  { height:  522407 , difficulty:  759656 , date:  "2015-06-18 00:12:59" },
  { height:  522408 , difficulty:  759240 , date:  "2015-06-18 00:13:40" },
  { height:  522409 , difficulty:  758904 , date:  "2015-06-18 00:13:46" },
  { height:  522410 , difficulty:  758455 , date:  "2015-06-18 00:14:26" },
  { height:  522411 , difficulty:  758067 , date:  "2015-06-18 00:14:39" },
  { height:  522412 , difficulty:  758816 , date:  "2015-06-18 00:15:53" },
  { height:  522413 , difficulty:  772072 , date:  "2015-06-18 00:18:17" },
  { height:  522414 , difficulty:  771132 , date:  "2015-06-18 00:18:41" },
  { height:  522415 , difficulty:  773276 , date:  "2015-06-18 00:19:20" },
  { height:  522416 , difficulty:  783414 , date:  "2015-06-18 00:18:59" },
  { height:  522417 , difficulty:  783149 , date:  "2015-06-18 00:20:02" },
  { height:  522418 , difficulty:  788142 , date:  "2015-06-18 00:20:19" },
  { height:  522419 , difficulty:  786988 , date:  "2015-06-18 00:20:25" },
  { height:  522420 , difficulty:  795798 , date:  "2015-06-18 00:20:37" },
  { height:  522421 , difficulty:  801458 , date:  "2015-06-18 00:21:02" },
  { height:  522422 , difficulty:  803492 , date:  "2015-06-18 00:24:55" },
  { height:  522423 , difficulty:  803680 , date:  "2015-06-18 00:24:57" },
  { height:  522424 , difficulty:  803249 , date:  "2015-06-18 00:28:59" },
  { height:  522425 , difficulty:  799352 , date:  "2015-06-18 00:29:11" },
  { height:  522426 , difficulty:  798916 , date:  "2015-06-18 00:29:38" },
  { height:  522427 , difficulty:  803024 , date:  "2015-06-18 00:30:54" },
  { height:  522428 , difficulty:  803874 , date:  "2015-06-18 00:31:31" },
  { height:  522429 , difficulty:  801723 , date:  "2015-06-18 00:31:51" },
  { height:  522430 , difficulty:  800384 , date:  "2015-06-18 00:33:05" },
  { height:  522431 , difficulty:  795889 , date:  "2015-06-18 00:34:52" },
  { height:  522432 , difficulty:  794378 , date:  "2015-06-18 00:35:41" },
  { height:  522433 , difficulty:  794166 , date:  "2015-06-18 00:38:00" },
  { height:  522434 , difficulty:  795189 , date:  "2015-06-18 00:39:50" },
  { height:  522435 , difficulty:  796124 , date:  "2015-06-18 00:41:38" },
  { height:  522436 , difficulty:  796515 , date:  "2015-06-18 00:41:48" },
  { height:  522437 , difficulty:  794222 , date:  "2015-06-18 00:41:55" },
  { height:  522438 , difficulty:  792753 , date:  "2015-06-18 00:42:33" },
  { height:  522439 , difficulty:  793182 , date:  "2015-06-18 00:45:28" },
  { height:  522440 , difficulty:  793307 , date:  "2015-06-18 00:55:21" },
  { height:  522441 , difficulty:  795108 , date:  "2015-06-18 00:57:10" },
  { height:  522442 , difficulty:  793582 , date:  "2015-06-18 00:59:08" },
  { height:  522443 , difficulty:  793708 , date:  "2015-06-18 00:59:44" },
  { height:  522444 , difficulty:  790791 , date:  "2015-06-18 01:02:17" },
  { height:  522445 , difficulty:  791268 , date:  "2015-06-18 01:02:28" },
  { height:  522446 , difficulty:  792527 , date:  "2015-06-18 01:02:51" },
  { height:  522447 , difficulty:  791825 , date:  "2015-06-18 01:05:41" },
  { height:  522448 , difficulty:  791377 , date:  "2015-06-18 01:06:59" },
  { height:  522449 , difficulty:  788225 , date:  "2015-06-18 01:07:42" },
  { height:  522450 , difficulty:  790961 , date:  "2015-06-18 01:08:28" },
  { height:  522451 , difficulty:  792304 , date:  "2015-06-18 01:08:35" },
  { height:  522452 , difficulty:  792400 , date:  "2015-06-18 01:08:53" },
  { height:  522453 , difficulty:  792146 , date:  "2015-06-18 01:09:04" },
  { height:  522454 , difficulty:  792243 , date:  "2015-06-18 01:10:22" },
  { height:  522455 , difficulty:  792845 , date:  "2015-06-18 01:10:38" },
  { height:  522456 , difficulty:  789962 , date:  "2015-06-18 01:12:51" },
  { height:  522457 , difficulty:  788924 , date:  "2015-06-18 01:13:26" },
  { height:  522458 , difficulty:  787302 , date:  "2015-06-18 01:13:32" },
  { height:  522459 , difficulty:  790691 , date:  "2015-06-18 01:14:35" },
  { height:  522460 , difficulty:  789297 , date:  "2015-06-18 01:15:08" },
  { height:  522461 , difficulty:  790619 , date:  "2015-06-18 01:15:47" },
  { height:  522462 , difficulty:  790857 , date:  "2015-06-18 01:18:02" },
  { height:  522463 , difficulty:  789598 , date:  "2015-06-18 01:18:20" },
  { height:  522464 , difficulty:  788093 , date:  "2015-06-18 01:18:43" },
  { height:  522465 , difficulty:  786750 , date:  "2015-06-18 01:21:45" },
  { height:  522466 , difficulty:  785675 , date:  "2015-06-18 01:22:13" },
  { height:  522467 , difficulty:  781437 , date:  "2015-06-18 01:22:43" },
  { height:  522468 , difficulty:  780919 , date:  "2015-06-18 01:23:13" },
  { height:  522469 , difficulty:  780534 , date:  "2015-06-18 01:24:47" },
  { height:  522470 , difficulty:  777951 , date:  "2015-06-18 01:24:56" },
  { height:  522471 , difficulty:  778788 , date:  "2015-06-18 01:25:06" },
  { height:  522472 , difficulty:  778468 , date:  "2015-06-18 01:27:52" },
  { height:  522473 , difficulty:  779100 , date:  "2015-06-18 01:29:03" },
  { height:  522474 , difficulty:  779688 , date:  "2015-06-18 01:31:01" },
  { height:  522475 , difficulty:  779290 , date:  "2015-06-18 01:32:44" },
  { height:  522476 , difficulty:  778354 , date:  "2015-06-18 01:32:49" },
  { height:  522477 , difficulty:  778071 , date:  "2015-06-18 01:33:19" },
  { height:  522478 , difficulty:  781427 , date:  "2015-06-18 01:33:38" },
  { height:  522479 , difficulty:  781529 , date:  "2015-06-18 01:34:19" },
  { height:  522480 , difficulty:  782257 , date:  "2015-06-18 01:34:49" },
  { height:  522481 , difficulty:  781787 , date:  "2015-06-18 01:38:03" },
  { height:  522482 , difficulty:  782534 , date:  "2015-06-18 01:39:14" },
  { height:  522483 , difficulty:  780363 , date:  "2015-06-18 01:40:18" },
  { height:  522484 , difficulty:  781460 , date:  "2015-06-18 01:52:33" },
  { height:  522485 , difficulty:  781429 , date:  "2015-06-18 01:53:38" },
  { height:  522486 , difficulty:  781012 , date:  "2015-06-18 02:00:06" },
  { height:  522487 , difficulty:  781338 , date:  "2015-06-18 02:10:49" },
  { height:  522488 , difficulty:  784504 , date:  "2015-06-18 02:13:24" },
  { height:  522489 , difficulty:  783136 , date:  "2015-06-18 02:14:36" },
  { height:  522490 , difficulty:  782583 , date:  "2015-06-18 02:17:10" },
  { height:  522491 , difficulty:  784311 , date:  "2015-06-18 02:17:49" },
  { height:  522492 , difficulty:  784732 , date:  "2015-06-18 02:19:07" },
  { height:  522493 , difficulty:  784422 , date:  "2015-06-18 02:21:06" },
  { height:  522494 , difficulty:  785360 , date:  "2015-06-18 02:21:18" },
  { height:  522495 , difficulty:  785747 , date:  "2015-06-18 02:21:23" },
  { height:  522496 , difficulty:  786553 , date:  "2015-06-18 02:22:11" },
  { height:  522497 , difficulty:  786509 , date:  "2015-06-18 02:22:26" },
  { height:  522498 , difficulty:  784804 , date:  "2015-06-18 02:22:59" },
  { height:  522499 , difficulty:  788862 , date:  "2015-06-18 02:24:24" },
  { height:  522500 , difficulty:  784969 , date:  "2015-06-18 02:24:29" },
  { height:  522501 , difficulty:  784983 , date:  "2015-06-18 02:24:36" },
  { height:  522502 , difficulty:  785181 , date:  "2015-06-18 02:24:42" },
  { height:  522503 , difficulty:  787472 , date:  "2015-06-18 02:26:38" },
  { height:  522504 , difficulty:  787028 , date:  "2015-06-18 02:27:25" },
  { height:  522505 , difficulty:  788942 , date:  "2015-06-18 02:28:27" },
  { height:  522506 , difficulty:  787847 , date:  "2015-06-18 02:28:55" },
  { height:  522507 , difficulty:  785787 , date:  "2015-06-18 02:29:19" },
  { height:  522508 , difficulty:  787177 , date:  "2015-06-18 02:29:41" },
  { height:  522509 , difficulty:  785046 , date:  "2015-06-18 02:30:16" },
  { height:  522510 , difficulty:  784246 , date:  "2015-06-18 02:30:46" },
  { height:  522511 , difficulty:  782318 , date:  "2015-06-18 02:31:07" },
  { height:  522512 , difficulty:  782864 , date:  "2015-06-18 02:31:24" },
  { height:  522513 , difficulty:  782818 , date:  "2015-06-18 02:31:35" },
  { height:  522514 , difficulty:  782068 , date:  "2015-06-18 02:31:43" },
  { height:  522515 , difficulty:  778846 , date:  "2015-06-18 02:32:34" },
  { height:  522516 , difficulty:  767650 , date:  "2015-06-18 02:32:38" },
  { height:  522517 , difficulty:  767672 , date:  "2015-06-18 02:33:03" },
  { height:  522518 , difficulty:  767519 , date:  "2015-06-18 02:33:15" },
  { height:  522519 , difficulty:  768887 , date:  "2015-06-18 02:35:43" },
  { height:  522520 , difficulty:  766767 , date:  "2015-06-18 02:36:03" },
  { height:  522521 , difficulty:  768219 , date:  "2015-06-18 02:36:09" },
  { height:  522522 , difficulty:  767933 , date:  "2015-06-18 02:36:31" },
  { height:  522523 , difficulty:  764888 , date:  "2015-06-18 02:36:43" },
  { height:  522524 , difficulty:  764079 , date:  "2015-06-18 02:40:52" },
  { height:  522525 , difficulty:  763331 , date:  "2015-06-18 02:45:33" },
  { height:  522526 , difficulty:  769567 , date:  "2015-06-18 02:47:43" },
  { height:  522527 , difficulty:  770832 , date:  "2015-06-18 02:48:57" },
  { height:  522528 , difficulty:  771505 , date:  "2015-06-18 02:50:39" },
  { height:  522529 , difficulty:  773633 , date:  "2015-06-18 02:52:02" },
  { height:  522530 , difficulty:  772716 , date:  "2015-06-18 02:53:39" },
  { height:  522531 , difficulty:  773762 , date:  "2015-06-18 02:54:29" },
  { height:  522532 , difficulty:  771343 , date:  "2015-06-18 02:55:49" },
  { height:  522533 , difficulty:  770879 , date:  "2015-06-18 02:55:57" },
  { height:  522534 , difficulty:  771902 , date:  "2015-06-18 02:56:10" },
  { height:  522535 , difficulty:  775393 , date:  "2015-06-18 02:56:35" },
  { height:  522536 , difficulty:  775526 , date:  "2015-06-18 02:57:44" },
  { height:  522537 , difficulty:  775597 , date:  "2015-06-18 02:59:04" },
  { height:  522538 , difficulty:  773347 , date:  "2015-06-18 02:59:25" },
  { height:  522539 , difficulty:  773304 , date:  "2015-06-18 02:59:43" },
  { height:  522540 , difficulty:  773102 , date:  "2015-06-18 03:01:29" },
  { height:  522541 , difficulty:  769239 , date:  "2015-06-18 03:02:34" },
  { height:  522542 , difficulty:  770040 , date:  "2015-06-18 03:05:18" },
  { height:  522543 , difficulty:  770288 , date:  "2015-06-18 03:05:54" },
  { height:  522544 , difficulty:  770886 , date:  "2015-06-18 03:06:17" },
  { height:  522545 , difficulty:  780489 , date:  "2015-06-18 03:07:11" },
  { height:  522546 , difficulty:  780868 , date:  "2015-06-18 03:07:48" },
  { height:  522547 , difficulty:  781183 , date:  "2015-06-18 03:10:06" },
  { height:  522548 , difficulty:  778380 , date:  "2015-06-18 03:10:14" },
  { height:  522549 , difficulty:  780641 , date:  "2015-06-18 03:10:23" },
  { height:  522550 , difficulty:  778271 , date:  "2015-06-18 03:11:07" },
  { height:  522551 , difficulty:  779724 , date:  "2015-06-18 03:11:09" },
  { height:  522552 , difficulty:  779811 , date:  "2015-06-18 03:11:11" },
  { height:  522553 , difficulty:  780010 , date:  "2015-06-18 03:12:46" },
  { height:  522554 , difficulty:  780267 , date:  "2015-06-18 03:13:10" },
  { height:  522555 , difficulty:  780209 , date:  "2015-06-18 03:14:16" },
  { height:  522556 , difficulty:  781545 , date:  "2015-06-18 03:14:42" },
  { height:  522557 , difficulty:  777391 , date:  "2015-06-18 03:15:29" },
  { height:  522558 , difficulty:  778918 , date:  "2015-06-18 03:15:50" },
  { height:  522559 , difficulty:  781903 , date:  "2015-06-18 03:17:00" },
  { height:  522560 , difficulty:  765761 , date:  "2015-06-18 03:17:03" },
  { height:  522561 , difficulty:  764443 , date:  "2015-06-18 03:17:43" },
  { height:  522562 , difficulty:  758055 , date:  "2015-06-18 03:17:48" },
  { height:  522563 , difficulty:  746871 , date:  "2015-06-18 03:18:09" },
  { height:  522564 , difficulty:  749600 , date:  "2015-06-18 03:18:51" },
  { height:  522565 , difficulty:  748549 , date:  "2015-06-18 03:20:22" },
  { height:  522566 , difficulty:  748386 , date:  "2015-06-18 03:20:31" },
  { height:  522567 , difficulty:  748147 , date:  "2015-06-18 03:21:29" },
  { height:  522568 , difficulty:  748031 , date:  "2015-06-18 03:21:38" },
  { height:  522569 , difficulty:  745963 , date:  "2015-06-18 03:21:56" },
  { height:  522570 , difficulty:  747080 , date:  "2015-06-18 03:22:53" },
  { height:  522571 , difficulty:  747377 , date:  "2015-06-18 03:23:33" },
  { height:  522572 , difficulty:  746998 , date:  "2015-06-18 03:23:43" },
  { height:  522573 , difficulty:  748219 , date:  "2015-06-18 03:24:44" },
  { height:  522574 , difficulty:  750437 , date:  "2015-06-18 03:25:59" },
  { height:  522575 , difficulty:  750310 , date:  "2015-06-18 03:26:34" },
  { height:  522576 , difficulty:  750613 , date:  "2015-06-18 03:27:14" },
  { height:  522577 , difficulty:  754838 , date:  "2015-06-18 03:31:09" },
  { height:  522578 , difficulty:  754893 , date:  "2015-06-18 03:31:27" },
  { height:  522579 , difficulty:  753174 , date:  "2015-06-18 03:34:20" },
  { height:  522580 , difficulty:  753085 , date:  "2015-06-18 03:36:26" },
  { height:  522581 , difficulty:  752021 , date:  "2015-06-18 03:36:53" },
  { height:  522582 , difficulty:  754147 , date:  "2015-06-18 03:37:02" },
  { height:  522583 , difficulty:  761345 , date:  "2015-06-18 03:37:06" },
  { height:  522584 , difficulty:  762173 , date:  "2015-06-18 03:37:18" },
  { height:  522585 , difficulty:  763793 , date:  "2015-06-18 03:38:54" },
  { height:  522586 , difficulty:  763698 , date:  "2015-06-18 03:39:37" },
  { height:  522587 , difficulty:  763769 , date:  "2015-06-18 03:40:01" },
  { height:  522588 , difficulty:  764269 , date:  "2015-06-18 03:45:19" },
  { height:  522589 , difficulty:  766148 , date:  "2015-06-18 03:46:16" },
  { height:  522590 , difficulty:  766646 , date:  "2015-06-18 03:46:33" },
  { height:  522591 , difficulty:  767269 , date:  "2015-06-18 03:46:08" },
  { height:  522592 , difficulty:  771715 , date:  "2015-06-18 03:47:16" },
  { height:  522593 , difficulty:  771238 , date:  "2015-06-18 03:47:39" },
  { height:  522594 , difficulty:  771244 , date:  "2015-06-18 03:49:52" },
  { height:  522595 , difficulty:  772107 , date:  "2015-06-18 03:51:01" },
  { height:  522596 , difficulty:  771981 , date:  "2015-06-18 03:53:14" },
  { height:  522597 , difficulty:  771956 , date:  "2015-06-18 03:53:18" },
  { height:  522598 , difficulty:  772189 , date:  "2015-06-18 03:55:17" },
  { height:  522599 , difficulty:  772065 , date:  "2015-06-18 03:57:28" },
  { height:  522600 , difficulty:  767872 , date:  "2015-06-18 03:58:53" },
  { height:  522601 , difficulty:  762822 , date:  "2015-06-18 03:59:00" },
  { height:  522602 , difficulty:  760107 , date:  "2015-06-18 03:59:06" },
  { height:  522603 , difficulty:  760506 , date:  "2015-06-18 04:01:58" },
  { height:  522604 , difficulty:  758360 , date:  "2015-06-18 04:02:05" },
  { height:  522605 , difficulty:  756738 , date:  "2015-06-18 04:02:18" },
  { height:  522606 , difficulty:  756109 , date:  "2015-06-18 04:03:51" },
  { height:  522607 , difficulty:  757019 , date:  "2015-06-18 04:04:14" },
  { height:  522608 , difficulty:  755853 , date:  "2015-06-18 04:04:40" },
  { height:  522609 , difficulty:  756369 , date:  "2015-06-18 04:06:30" },
  { height:  522610 , difficulty:  758175 , date:  "2015-06-18 04:06:50" },
  { height:  522611 , difficulty:  757882 , date:  "2015-06-18 04:07:07" },
  { height:  522612 , difficulty:  756956 , date:  "2015-06-18 04:07:11" },
  { height:  522613 , difficulty:  755361 , date:  "2015-06-18 04:11:25" },
  { height:  522614 , difficulty:  755068 , date:  "2015-06-18 04:11:48" },
  { height:  522615 , difficulty:  754775 , date:  "2015-06-18 04:12:05" },
  { height:  522616 , difficulty:  753664 , date:  "2015-06-18 04:12:08" },
  { height:  522617 , difficulty:  757964 , date:  "2015-06-18 04:12:19" },
  { height:  522618 , difficulty:  757217 , date:  "2015-06-18 04:12:30" },
  { height:  522619 , difficulty:  756936 , date:  "2015-06-18 04:14:10" },
  { height:  522620 , difficulty:  758175 , date:  "2015-06-18 04:14:55" },
  { height:  522621 , difficulty:  757210 , date:  "2015-06-18 04:15:09" },
  { height:  522622 , difficulty:  757513 , date:  "2015-06-18 04:15:47" },
  { height:  522623 , difficulty:  755918 , date:  "2015-06-18 04:16:04" },
  { height:  522624 , difficulty:  756698 , date:  "2015-06-18 04:16:33" },
  { height:  522625 , difficulty:  757655 , date:  "2015-06-18 04:16:55" },
  { height:  522626 , difficulty:  757637 , date:  "2015-06-18 04:17:01" },
  { height:  522627 , difficulty:  758155 , date:  "2015-06-18 04:18:45" },
  { height:  522628 , difficulty:  758477 , date:  "2015-06-18 04:21:12" },
  { height:  522629 , difficulty:  756879 , date:  "2015-06-18 04:21:48" },
  { height:  522630 , difficulty:  756569 , date:  "2015-06-18 04:24:24" },
  { height:  522631 , difficulty:  755482 , date:  "2015-06-18 04:24:28" },
  { height:  522632 , difficulty:  756165 , date:  "2015-06-18 04:24:44" },
  { height:  522633 , difficulty:  756548 , date:  "2015-06-18 04:24:49" },
  { height:  522634 , difficulty:  757676 , date:  "2015-06-18 04:26:37" },
  { height:  522635 , difficulty:  756602 , date:  "2015-06-18 04:26:40" },
  { height:  522636 , difficulty:  756745 , date:  "2015-06-18 04:27:28" },
  { height:  522637 , difficulty:  757157 , date:  "2015-06-18 04:28:32" },
  { height:  522638 , difficulty:  757666 , date:  "2015-06-18 04:28:41" },
  { height:  522639 , difficulty:  759241 , date:  "2015-06-18 04:29:09" },
  { height:  522640 , difficulty:  761601 , date:  "2015-06-18 04:30:24" },
  { height:  522641 , difficulty:  762559 , date:  "2015-06-18 04:30:25" },
  { height:  522642 , difficulty:  762731 , date:  "2015-06-18 04:33:43" },
  { height:  522643 , difficulty:  762365 , date:  "2015-06-18 04:33:48" },
  { height:  522644 , difficulty:  763821 , date:  "2015-06-18 04:34:05" },
  { height:  522645 , difficulty:  764935 , date:  "2015-06-18 04:34:19" },
  { height:  522646 , difficulty:  766011 , date:  "2015-06-18 04:34:37" },
  { height:  522647 , difficulty:  765684 , date:  "2015-06-18 04:35:01" },
  { height:  522648 , difficulty:  765741 , date:  "2015-06-18 04:35:07" },
  { height:  522649 , difficulty:  765906 , date:  "2015-06-18 04:35:28" },
  { height:  522650 , difficulty:  765687 , date:  "2015-06-18 04:36:11" },
  { height:  522651 , difficulty:  764952 , date:  "2015-06-18 04:36:26" },
  { height:  522652 , difficulty:  764669 , date:  "2015-06-18 04:36:55" },
  { height:  522653 , difficulty:  761932 , date:  "2015-06-18 04:37:40" },
  { height:  522654 , difficulty:  761917 , date:  "2015-06-18 04:37:45" },
  { height:  522655 , difficulty:  759558 , date:  "2015-06-18 04:38:03" },
  { height:  522656 , difficulty:  757762 , date:  "2015-06-18 04:39:06" },
  { height:  522657 , difficulty:  758038 , date:  "2015-06-18 04:39:19" },
  { height:  522658 , difficulty:  759952 , date:  "2015-06-18 04:41:13" },
  { height:  522659 , difficulty:  759919 , date:  "2015-06-18 04:41:19" },
  { height:  522660 , difficulty:  762678 , date:  "2015-06-18 04:42:49" },
  { height:  522661 , difficulty:  761795 , date:  "2015-06-18 04:42:54" },
  { height:  522662 , difficulty:  761382 , date:  "2015-06-18 04:46:19" },
  { height:  522663 , difficulty:  763277 , date:  "2015-06-18 04:46:51" },
  { height:  522664 , difficulty:  761221 , date:  "2015-06-18 04:47:52" },
  { height:  522665 , difficulty:  760560 , date:  "2015-06-18 04:48:21" },
  { height:  522666 , difficulty:  760833 , date:  "2015-06-18 04:50:02" },
  { height:  522667 , difficulty:  761343 , date:  "2015-06-18 04:50:07" },
  { height:  522668 , difficulty:  763365 , date:  "2015-06-18 04:53:12" },
  { height:  522669 , difficulty:  766430 , date:  "2015-06-18 04:53:46" },
  { height:  522670 , difficulty:  763729 , date:  "2015-06-18 04:54:43" },
  { height:  522671 , difficulty:  764793 , date:  "2015-06-18 04:57:02" },
  { height:  522672 , difficulty:  764226 , date:  "2015-06-18 04:58:48" },
  { height:  522673 , difficulty:  764431 , date:  "2015-06-18 04:58:58" },
  { height:  522674 , difficulty:  762642 , date:  "2015-06-18 04:59:23" },
  { height:  522675 , difficulty:  760664 , date:  "2015-06-18 04:59:36" },
  { height:  522676 , difficulty:  759302 , date:  "2015-06-18 05:00:18" },
  { height:  522677 , difficulty:  761181 , date:  "2015-06-18 05:00:24" },
  { height:  522678 , difficulty:  761995 , date:  "2015-06-18 05:00:37" },
  { height:  522679 , difficulty:  759135 , date:  "2015-06-18 05:01:45" },
  { height:  522680 , difficulty:  759307 , date:  "2015-06-18 05:02:33" },
  { height:  522681 , difficulty:  761195 , date:  "2015-06-18 05:02:47" },
  { height:  522682 , difficulty:  760470 , date:  "2015-06-18 05:03:06" },
  { height:  522683 , difficulty:  761278 , date:  "2015-06-18 05:03:48" },
  { height:  522684 , difficulty:  761295 , date:  "2015-06-18 05:06:41" },
  { height:  522685 , difficulty:  760590 , date:  "2015-06-18 05:06:45" },
  { height:  522686 , difficulty:  760931 , date:  "2015-06-18 05:07:55" },
  { height:  522687 , difficulty:  762294 , date:  "2015-06-18 05:09:11" },
  { height:  522688 , difficulty:  762290 , date:  "2015-06-18 05:10:51" },
  { height:  522689 , difficulty:  757553 , date:  "2015-06-18 05:11:53" },
  { height:  522690 , difficulty:  757289 , date:  "2015-06-18 05:12:19" },
  { height:  522691 , difficulty:  757762 , date:  "2015-06-18 05:13:15" },
  { height:  522692 , difficulty:  759987 , date:  "2015-06-18 05:15:07" },
  { height:  522693 , difficulty:  760284 , date:  "2015-06-18 05:15:17" },
  { height:  522694 , difficulty:  763561 , date:  "2015-06-18 05:17:06" },
  { height:  522695 , difficulty:  762249 , date:  "2015-06-18 05:17:39" },
  { height:  522696 , difficulty:  761644 , date:  "2015-06-18 05:18:19" },
  { height:  522697 , difficulty:  763355 , date:  "2015-06-18 05:18:27" },
  { height:  522698 , difficulty:  762932 , date:  "2015-06-18 05:18:44" },
  { height:  522699 , difficulty:  764242 , date:  "2015-06-18 05:19:01" },
  { height:  522700 , difficulty:  763712 , date:  "2015-06-18 05:21:07" },
  { height:  522701 , difficulty:  764599 , date:  "2015-06-18 05:21:21" },
  { height:  522702 , difficulty:  764714 , date:  "2015-06-18 05:24:50" },
  { height:  522703 , difficulty:  762666 , date:  "2015-06-18 05:25:23" },
  { height:  522704 , difficulty:  760077 , date:  "2015-06-18 05:26:14" },
  { height:  522705 , difficulty:  759636 , date:  "2015-06-18 05:27:07" },
  { height:  522706 , difficulty:  757002 , date:  "2015-06-18 05:27:48" },
  { height:  522707 , difficulty:  758165 , date:  "2015-06-18 05:28:53" },
  { height:  522708 , difficulty:  761117 , date:  "2015-06-18 05:29:28" },
  { height:  522709 , difficulty:  762298 , date:  "2015-06-18 05:30:09" },
  { height:  522710 , difficulty:  763207 , date:  "2015-06-18 05:30:13" },
  { height:  522711 , difficulty:  767150 , date:  "2015-06-18 05:31:04" },
  { height:  522712 , difficulty:  767481 , date:  "2015-06-18 05:32:24" },
  { height:  522713 , difficulty:  769071 , date:  "2015-06-18 05:32:57" },
  { height:  522714 , difficulty:  770757 , date:  "2015-06-18 05:33:37" },
  { height:  522715 , difficulty:  770226 , date:  "2015-06-18 05:33:47" },
  { height:  522716 , difficulty:  769400 , date:  "2015-06-18 05:35:34" },
  { height:  522717 , difficulty:  770205 , date:  "2015-06-18 05:36:25" },
  { height:  522718 , difficulty:  767284 , date:  "2015-06-18 05:36:38" },
  { height:  522719 , difficulty:  772232 , date:  "2015-06-18 05:38:46" },
  { height:  522720 , difficulty:  773625 , date:  "2015-06-18 05:39:57" },
  { height:  522721 , difficulty:  774671 , date:  "2015-06-18 05:40:02" },
  { height:  522722 , difficulty:  775262 , date:  "2015-06-18 05:40:42" },
  { height:  522723 , difficulty:  774814 , date:  "2015-06-18 05:40:53" },
  { height:  522724 , difficulty:  775028 , date:  "2015-06-18 05:41:09" },
  { height:  522725 , difficulty:  775329 , date:  "2015-06-18 05:42:30" },
  { height:  522726 , difficulty:  774572 , date:  "2015-06-18 05:44:52" },
  { height:  522727 , difficulty:  774563 , date:  "2015-06-18 05:47:06" },
  { height:  522728 , difficulty:  776495 , date:  "2015-06-18 05:47:46" },
  { height:  522729 , difficulty:  776127 , date:  "2015-06-18 05:50:56" },
  { height:  522730 , difficulty:  776131 , date:  "2015-06-18 05:52:00" },
  { height:  522731 , difficulty:  776819 , date:  "2015-06-18 05:54:16" },
  { height:  522732 , difficulty:  777128 , date:  "2015-06-18 05:55:05" },
  { height:  522733 , difficulty:  777592 , date:  "2015-06-18 05:57:10" },
  { height:  522734 , difficulty:  775666 , date:  "2015-06-18 05:58:28" },
  { height:  522735 , difficulty:  776374 , date:  "2015-06-18 05:59:20" },
  { height:  522736 , difficulty:  775409 , date:  "2015-06-18 05:59:34" },
  { height:  522737 , difficulty:  775373 , date:  "2015-06-18 06:00:24" },
  { height:  522738 , difficulty:  772275 , date:  "2015-06-18 06:04:29" },
  { height:  522739 , difficulty:  773890 , date:  "2015-06-18 06:04:38" },
  { height:  522740 , difficulty:  774542 , date:  "2015-06-18 06:04:59" },
  { height:  522741 , difficulty:  774792 , date:  "2015-06-18 06:06:37" },
  { height:  522742 , difficulty:  772643 , date:  "2015-06-18 06:07:39" },
  { height:  522743 , difficulty:  772716 , date:  "2015-06-18 06:07:45" },
  { height:  522744 , difficulty:  770542 , date:  "2015-06-18 06:08:12" },
  { height:  522745 , difficulty:  773214 , date:  "2015-06-18 06:09:17" },
  { height:  522746 , difficulty:  773100 , date:  "2015-06-18 06:09:43" },
  { height:  522747 , difficulty:  772046 , date:  "2015-06-18 06:10:04" },
  { height:  522748 , difficulty:  770996 , date:  "2015-06-18 06:11:05" },
  { height:  522749 , difficulty:  772547 , date:  "2015-06-18 06:11:08" },
  { height:  522750 , difficulty:  772782 , date:  "2015-06-18 06:11:19" },
  { height:  522751 , difficulty:  774511 , date:  "2015-06-18 06:11:28" },
  { height:  522752 , difficulty:  774454 , date:  "2015-06-18 06:12:48" },
  { height:  522753 , difficulty:  775196 , date:  "2015-06-18 06:13:24" },
  { height:  522754 , difficulty:  775231 , date:  "2015-06-18 06:13:59" },
  { height:  522755 , difficulty:  774643 , date:  "2015-06-18 06:14:53" },
  { height:  522756 , difficulty:  775219 , date:  "2015-06-18 06:16:18" },
  { height:  522757 , difficulty:  775206 , date:  "2015-06-18 06:16:26" },
  { height:  522758 , difficulty:  775496 , date:  "2015-06-18 06:18:19" },
  { height:  522759 , difficulty:  776853 , date:  "2015-06-18 06:21:00" },
  { height:  522760 , difficulty:  774294 , date:  "2015-06-18 06:21:57" },
  { height:  522761 , difficulty:  775115 , date:  "2015-06-18 06:25:58" },
  { height:  522762 , difficulty:  774658 , date:  "2015-06-18 06:26:25" },
  { height:  522763 , difficulty:  774249 , date:  "2015-06-18 06:28:09" },
  { height:  522764 , difficulty:  773400 , date:  "2015-06-18 06:32:17" },
  { height:  522765 , difficulty:  773094 , date:  "2015-06-18 06:32:42" },
  { height:  522766 , difficulty:  772677 , date:  "2015-06-18 06:32:55" },
  { height:  522767 , difficulty:  771670 , date:  "2015-06-18 06:33:37" },
  { height:  522768 , difficulty:  770739 , date:  "2015-06-18 06:34:13" },
  { height:  522769 , difficulty:  772828 , date:  "2015-06-18 06:35:46" },
  { height:  522770 , difficulty:  772891 , date:  "2015-06-18 06:36:14" },
  { height:  522771 , difficulty:  772755 , date:  "2015-06-18 06:36:38" },
  { height:  522772 , difficulty:  772290 , date:  "2015-06-18 06:37:19" },
  { height:  522773 , difficulty:  773871 , date:  "2015-06-18 06:38:45" },
  { height:  522774 , difficulty:  773893 , date:  "2015-06-18 06:39:03" },
  { height:  522775 , difficulty:  775306 , date:  "2015-06-18 06:40:40" },
  { height:  522776 , difficulty:  772884 , date:  "2015-06-18 06:41:15" },
  { height:  522777 , difficulty:  775886 , date:  "2015-06-18 06:42:02" },
  { height:  522778 , difficulty:  771380 , date:  "2015-06-18 06:42:28" },
  { height:  522779 , difficulty:  770833 , date:  "2015-06-18 06:44:42" },
  { height:  522780 , difficulty:  770478 , date:  "2015-06-18 06:44:51" },
  { height:  522781 , difficulty:  770534 , date:  "2015-06-18 06:44:58" },
  { height:  522782 , difficulty:  769997 , date:  "2015-06-18 06:48:36" },
  { height:  522783 , difficulty:  768832 , date:  "2015-06-18 06:48:41" },
  { height:  522784 , difficulty:  768240 , date:  "2015-06-18 06:50:02" },
  { height:  522785 , difficulty:  768433 , date:  "2015-06-18 06:50:44" },
  { height:  522786 , difficulty:  768739 , date:  "2015-06-18 06:52:18" },
  { height:  522787 , difficulty:  769906 , date:  "2015-06-18 06:52:22" },
  { height:  522788 , difficulty:  768748 , date:  "2015-06-18 06:52:24" },
  { height:  522789 , difficulty:  768830 , date:  "2015-06-18 06:56:05" },
  { height:  522790 , difficulty:  771839 , date:  "2015-06-18 06:56:57" },
  { height:  522791 , difficulty:  773175 , date:  "2015-06-18 06:57:12" },
  { height:  522792 , difficulty:  771418 , date:  "2015-06-18 06:58:38" },
  { height:  522793 , difficulty:  770718 , date:  "2015-06-18 06:59:28" },
  { height:  522794 , difficulty:  770714 , date:  "2015-06-18 07:01:41" },
  { height:  522795 , difficulty:  768917 , date:  "2015-06-18 07:02:03" },
  { height:  522796 , difficulty:  768584 , date:  "2015-06-18 07:05:42" },
  { height:  522797 , difficulty:  771236 , date:  "2015-06-18 07:05:49" },
  { height:  522798 , difficulty:  773995 , date:  "2015-06-18 07:06:00" },
  { height:  522799 , difficulty:  774099 , date:  "2015-06-18 07:08:01" },
  { height:  522800 , difficulty:  774137 , date:  "2015-06-18 07:08:23" },
  { height:  522801 , difficulty:  773099 , date:  "2015-06-18 07:08:55" },
  { height:  522802 , difficulty:  772655 , date:  "2015-06-18 07:09:33" },
  { height:  522803 , difficulty:  770658 , date:  "2015-06-18 07:12:29" },
  { height:  522804 , difficulty:  770180 , date:  "2015-06-18 07:14:55" },
  { height:  522805 , difficulty:  766882 , date:  "2015-06-18 07:15:00" },
  { height:  522806 , difficulty:  771071 , date:  "2015-06-18 07:15:38" },
  { height:  522807 , difficulty:  768480 , date:  "2015-06-18 07:16:13" },
  { height:  522808 , difficulty:  769372 , date:  "2015-06-18 07:16:37" },
  { height:  522809 , difficulty:  766820 , date:  "2015-06-18 07:17:25" },
  { height:  522810 , difficulty:  765353 , date:  "2015-06-18 07:18:40" },
  { height:  522811 , difficulty:  764602 , date:  "2015-06-18 07:20:05" },
  { height:  522812 , difficulty:  764431 , date:  "2015-06-18 07:20:52" },
  { height:  522813 , difficulty:  763935 , date:  "2015-06-18 07:23:15" },
  { height:  522814 , difficulty:  758863 , date:  "2015-06-18 07:27:03" },
  { height:  522815 , difficulty:  759179 , date:  "2015-06-18 07:28:58" },
  { height:  522816 , difficulty:  758904 , date:  "2015-06-18 07:29:02" },
  { height:  522817 , difficulty:  756961 , date:  "2015-06-18 07:29:06" },
  { height:  522818 , difficulty:  758449 , date:  "2015-06-18 07:30:34" },
  { height:  522819 , difficulty:  760685 , date:  "2015-06-18 07:30:40" },
  { height:  522820 , difficulty:  760251 , date:  "2015-06-18 07:31:44" },
  { height:  522821 , difficulty:  759335 , date:  "2015-06-18 07:32:00" },
  { height:  522822 , difficulty:  758866 , date:  "2015-06-18 07:34:14" },
  { height:  522823 , difficulty:  759836 , date:  "2015-06-18 07:36:15" },
  { height:  522824 , difficulty:  761233 , date:  "2015-06-18 07:38:10" },
  { height:  522825 , difficulty:  761915 , date:  "2015-06-18 07:38:55" },
  { height:  522826 , difficulty:  763151 , date:  "2015-06-18 07:40:04" },
  { height:  522827 , difficulty:  765342 , date:  "2015-06-18 07:41:57" },
  { height:  522828 , difficulty:  763952 , date:  "2015-06-18 07:44:31" },
  { height:  522829 , difficulty:  767981 , date:  "2015-06-18 07:48:15" },
  { height:  522830 , difficulty:  768310 , date:  "2015-06-18 07:48:41" },
  { height:  522831 , difficulty:  771488 , date:  "2015-06-18 07:50:41" },
  { height:  522832 , difficulty:  770600 , date:  "2015-06-18 07:50:53" },
  { height:  522833 , difficulty:  772307 , date:  "2015-06-18 07:51:33" },
  { height:  522834 , difficulty:  770303 , date:  "2015-06-18 07:52:13" },
  { height:  522835 , difficulty:  767233 , date:  "2015-06-18 07:52:25" },
  { height:  522836 , difficulty:  767928 , date:  "2015-06-18 07:53:57" },
  { height:  522837 , difficulty:  764146 , date:  "2015-06-18 07:54:13" },
  { height:  522838 , difficulty:  764923 , date:  "2015-06-18 07:55:02" },
  { height:  522839 , difficulty:  762768 , date:  "2015-06-18 07:55:48" },
  { height:  522840 , difficulty:  757647 , date:  "2015-06-18 07:55:52" },
  { height:  522841 , difficulty:  757674 , date:  "2015-06-18 07:57:24" },
  { height:  522842 , difficulty:  763870 , date:  "2015-06-18 07:58:52" },
  { height:  522843 , difficulty:  763314 , date:  "2015-06-18 07:59:47" },
  { height:  522844 , difficulty:  763144 , date:  "2015-06-18 08:00:01" },
  { height:  522845 , difficulty:  761254 , date:  "2015-06-18 08:02:00" },
  { height:  522846 , difficulty:  761752 , date:  "2015-06-18 08:03:00" },
  { height:  522847 , difficulty:  766230 , date:  "2015-06-18 08:03:48" },
  { height:  522848 , difficulty:  766173 , date:  "2015-06-18 08:04:20" },
  { height:  522849 , difficulty:  766399 , date:  "2015-06-18 08:04:55" },
  { height:  522850 , difficulty:  766152 , date:  "2015-06-18 08:06:27" },
  { height:  522851 , difficulty:  765134 , date:  "2015-06-18 08:06:29" },
  { height:  522852 , difficulty:  765529 , date:  "2015-06-18 08:06:40" },
  { height:  522853 , difficulty:  768866 , date:  "2015-06-18 08:07:10" },
  { height:  522854 , difficulty:  769437 , date:  "2015-06-18 08:08:14" },
  { height:  522855 , difficulty:  770963 , date:  "2015-06-18 08:08:42" },
  { height:  522856 , difficulty:  771252 , date:  "2015-06-18 08:09:32" },
  { height:  522857 , difficulty:  772676 , date:  "2015-06-18 08:10:04" },
  { height:  522858 , difficulty:  769307 , date:  "2015-06-18 08:12:30" },
  { height:  522859 , difficulty:  769614 , date:  "2015-06-18 08:15:03" },
  { height:  522860 , difficulty:  770462 , date:  "2015-06-18 08:15:12" },
  { height:  522861 , difficulty:  769727 , date:  "2015-06-18 08:15:46" },
  { height:  522862 , difficulty:  768475 , date:  "2015-06-18 08:16:52" },
  { height:  522863 , difficulty:  771327 , date:  "2015-06-18 08:17:11" },
  { height:  522864 , difficulty:  774501 , date:  "2015-06-18 08:18:43" },
  { height:  522865 , difficulty:  770118 , date:  "2015-06-18 08:19:44" },
  { height:  522866 , difficulty:  770284 , date:  "2015-06-18 08:19:54" },
  { height:  522867 , difficulty:  770108 , date:  "2015-06-18 08:20:28" },
  { height:  522868 , difficulty:  769078 , date:  "2015-06-18 08:20:54" },
  { height:  522869 , difficulty:  768267 , date:  "2015-06-18 08:25:25" },
  { height:  522870 , difficulty:  766189 , date:  "2015-06-18 08:29:08" },
  { height:  522871 , difficulty:  768114 , date:  "2015-06-18 08:29:23" },
  { height:  522872 , difficulty:  763488 , date:  "2015-06-18 08:30:19" },
  { height:  522873 , difficulty:  764506 , date:  "2015-06-18 08:30:30" },
  { height:  522874 , difficulty:  764424 , date:  "2015-06-18 08:30:38" },
  { height:  522875 , difficulty:  764789 , date:  "2015-06-18 08:31:14" },
  { height:  522876 , difficulty:  765023 , date:  "2015-06-18 08:30:34" },
  { height:  522877 , difficulty:  764465 , date:  "2015-06-18 08:31:36" },
  { height:  522878 , difficulty:  767337 , date:  "2015-06-18 08:32:06" },
  { height:  522879 , difficulty:  763900 , date:  "2015-06-18 08:33:34" },
  { height:  522880 , difficulty:  763381 , date:  "2015-06-18 08:33:40" },
  { height:  522881 , difficulty:  763642 , date:  "2015-06-18 08:34:57" },
  { height:  522882 , difficulty:  763151 , date:  "2015-06-18 08:36:14" },
  { height:  522883 , difficulty:  762737 , date:  "2015-06-18 08:36:32" },
  { height:  522884 , difficulty:  764129 , date:  "2015-06-18 08:37:03" },
  { height:  522885 , difficulty:  765093 , date:  "2015-06-18 08:37:11" },
  { height:  522886 , difficulty:  763747 , date:  "2015-06-18 08:39:24" },
  { height:  522887 , difficulty:  763638 , date:  "2015-06-18 08:40:51" },
  { height:  522888 , difficulty:  766368 , date:  "2015-06-18 08:41:06" },
  { height:  522889 , difficulty:  764370 , date:  "2015-06-18 08:41:38" },
  { height:  522890 , difficulty:  759749 , date:  "2015-06-18 08:45:49" },
  { height:  522891 , difficulty:  757857 , date:  "2015-06-18 08:46:02" },
  { height:  522892 , difficulty:  758064 , date:  "2015-06-18 08:46:09" },
  { height:  522893 , difficulty:  758185 , date:  "2015-06-18 08:46:41" },
  { height:  522894 , difficulty:  756656 , date:  "2015-06-18 08:50:57" },
  { height:  522895 , difficulty:  756580 , date:  "2015-06-18 08:52:11" },
  { height:  522896 , difficulty:  756671 , date:  "2015-06-18 08:52:16" },
  { height:  522897 , difficulty:  756423 , date:  "2015-06-18 08:52:36" },
  { height:  522898 , difficulty:  753986 , date:  "2015-06-18 08:53:30" },
  { height:  522899 , difficulty:  756279 , date:  "2015-06-18 08:53:31" },
  { height:  522900 , difficulty:  757185 , date:  "2015-06-18 08:53:35" },
  { height:  522901 , difficulty:  756772 , date:  "2015-06-18 08:54:41" },
  { height:  522902 , difficulty:  755508 , date:  "2015-06-18 08:55:43" },
  { height:  522903 , difficulty:  754692 , date:  "2015-06-18 08:55:58" },
  { height:  522904 , difficulty:  751846 , date:  "2015-06-18 08:59:23" },
  { height:  522905 , difficulty:  747850 , date:  "2015-06-18 08:59:48" },
  { height:  522906 , difficulty:  747754 , date:  "2015-06-18 09:01:06" },
  { height:  522907 , difficulty:  746405 , date:  "2015-06-18 09:02:22" },
  { height:  522908 , difficulty:  746783 , date:  "2015-06-18 09:03:47" },
  { height:  522909 , difficulty:  746434 , date:  "2015-06-18 09:04:10" },
  { height:  522910 , difficulty:  745960 , date:  "2015-06-18 09:04:27" },
  { height:  522911 , difficulty:  746518 , date:  "2015-06-18 09:05:43" },
  { height:  522912 , difficulty:  745189 , date:  "2015-06-18 09:06:04" },
  { height:  522913 , difficulty:  745438 , date:  "2015-06-18 09:07:14" },
  { height:  522914 , difficulty:  744759 , date:  "2015-06-18 09:07:51" },
  { height:  522915 , difficulty:  744560 , date:  "2015-06-18 09:09:37" },
  { height:  522916 , difficulty:  746620 , date:  "2015-06-18 09:11:43" },
  { height:  522917 , difficulty:  745451 , date:  "2015-06-18 09:11:45" },
  { height:  522918 , difficulty:  744467 , date:  "2015-06-18 09:12:18" },
  { height:  522919 , difficulty:  744817 , date:  "2015-06-18 09:12:57" },
  { height:  522920 , difficulty:  745167 , date:  "2015-06-18 09:13:13" },
  { height:  522921 , difficulty:  742869 , date:  "2015-06-18 09:13:20" },
  { height:  522922 , difficulty:  742771 , date:  "2015-06-18 09:14:37" },
  { height:  522923 , difficulty:  743089 , date:  "2015-06-18 09:14:43" },
  { height:  522924 , difficulty:  743306 , date:  "2015-06-18 09:15:47" },
  { height:  522925 , difficulty:  742840 , date:  "2015-06-18 09:16:43" },
  { height:  522926 , difficulty:  741832 , date:  "2015-06-18 09:17:21" },
  { height:  522927 , difficulty:  743273 , date:  "2015-06-18 09:18:26" },
  { height:  522928 , difficulty:  745023 , date:  "2015-06-18 09:20:47" },
  { height:  522929 , difficulty:  745647 , date:  "2015-06-18 09:21:24" },
  { height:  522930 , difficulty:  744452 , date:  "2015-06-18 09:21:51" },
  { height:  522931 , difficulty:  745288 , date:  "2015-06-18 09:27:27" },
  { height:  522932 , difficulty:  744710 , date:  "2015-06-18 09:28:12" },
  { height:  522933 , difficulty:  747400 , date:  "2015-06-18 09:31:05" },
  { height:  522934 , difficulty:  744911 , date:  "2015-06-18 09:32:13" },
  { height:  522935 , difficulty:  742058 , date:  "2015-06-18 09:32:32" },
  { height:  522936 , difficulty:  742450 , date:  "2015-06-18 09:34:50" },
  { height:  522937 , difficulty:  742660 , date:  "2015-06-18 09:36:15" },
  { height:  522938 , difficulty:  741601 , date:  "2015-06-18 09:36:47" },
  { height:  522939 , difficulty:  741593 , date:  "2015-06-18 09:37:00" },
  { height:  522940 , difficulty:  741511 , date:  "2015-06-18 09:39:20" },
  { height:  522941 , difficulty:  740442 , date:  "2015-06-18 09:39:21" },
  { height:  522942 , difficulty:  740653 , date:  "2015-06-18 09:39:42" },
  { height:  522943 , difficulty:  740223 , date:  "2015-06-18 09:42:24" },
  { height:  522944 , difficulty:  741330 , date:  "2015-06-18 09:42:30" },
  { height:  522945 , difficulty:  736447 , date:  "2015-06-18 09:43:13" },
  { height:  522946 , difficulty:  732445 , date:  "2015-06-18 09:44:44" },
  { height:  522947 , difficulty:  732533 , date:  "2015-06-18 09:45:40" },
  { height:  522948 , difficulty:  734922 , date:  "2015-06-18 09:48:32" },
  { height:  522949 , difficulty:  735356 , date:  "2015-06-18 09:48:50" },
  { height:  522950 , difficulty:  735415 , date:  "2015-06-18 09:49:07" },
  { height:  522951 , difficulty:  735459 , date:  "2015-06-18 09:49:41" },
  { height:  522952 , difficulty:  735557 , date:  "2015-06-18 09:51:04" },
  { height:  522953 , difficulty:  735477 , date:  "2015-06-18 09:51:15" },
  { height:  522954 , difficulty:  736406 , date:  "2015-06-18 09:51:29" },
  { height:  522955 , difficulty:  735931 , date:  "2015-06-18 09:51:57" },
  { height:  522956 , difficulty:  736818 , date:  "2015-06-18 09:52:18" },
  { height:  522957 , difficulty:  736441 , date:  "2015-06-18 09:52:43" },
  { height:  522958 , difficulty:  735335 , date:  "2015-06-18 09:52:51" },
  { height:  522959 , difficulty:  738508 , date:  "2015-06-18 09:55:49" },
  { height:  522960 , difficulty:  738465 , date:  "2015-06-18 09:56:51" },
  { height:  522961 , difficulty:  741912 , date:  "2015-06-18 09:59:57" },
  { height:  522962 , difficulty:  740731 , date:  "2015-06-18 09:59:58" },
  { height:  522963 , difficulty:  739297 , date:  "2015-06-18 10:01:49" },
  { height:  522964 , difficulty:  739736 , date:  "2015-06-18 10:02:38" },
  { height:  522965 , difficulty:  740612 , date:  "2015-06-18 10:02:40" },
  { height:  522966 , difficulty:  736003 , date:  "2015-06-18 10:02:46" },
  { height:  522967 , difficulty:  739270 , date:  "2015-06-18 10:03:22" },
  { height:  522968 , difficulty:  739830 , date:  "2015-06-18 10:04:41" },
  { height:  522969 , difficulty:  740332 , date:  "2015-06-18 10:05:59" },
  { height:  522970 , difficulty:  735368 , date:  "2015-06-18 10:07:57" },
  { height:  522971 , difficulty:  734329 , date:  "2015-06-18 10:08:01" },
  { height:  522972 , difficulty:  734407 , date:  "2015-06-18 10:08:03" },
  { height:  522973 , difficulty:  734616 , date:  "2015-06-18 10:09:45" },
  { height:  522974 , difficulty:  734270 , date:  "2015-06-18 10:10:36" },
  { height:  522975 , difficulty:  734600 , date:  "2015-06-18 10:11:39" },
  { height:  522976 , difficulty:  736291 , date:  "2015-06-18 10:11:44" },
  { height:  522977 , difficulty:  736114 , date:  "2015-06-18 10:12:19" },
  { height:  522978 , difficulty:  736703 , date:  "2015-06-18 10:12:31" },
  { height:  522979 , difficulty:  736456 , date:  "2015-06-18 10:15:01" },
  { height:  522980 , difficulty:  734496 , date:  "2015-06-18 10:17:27" },
  { height:  522981 , difficulty:  736144 , date:  "2015-06-18 10:18:01" },
  { height:  522982 , difficulty:  737582 , date:  "2015-06-18 10:18:15" },
  { height:  522983 , difficulty:  736455 , date:  "2015-06-18 10:18:22" },
  { height:  522984 , difficulty:  736060 , date:  "2015-06-18 10:18:26" },
  { height:  522985 , difficulty:  735840 , date:  "2015-06-18 10:19:31" },
  { height:  522986 , difficulty:  735953 , date:  "2015-06-18 10:20:20" },
  { height:  522987 , difficulty:  734516 , date:  "2015-06-18 10:20:33" },
  { height:  522988 , difficulty:  734842 , date:  "2015-06-18 10:21:09" },
  { height:  522989 , difficulty:  734774 , date:  "2015-06-18 10:22:03" },
  { height:  522990 , difficulty:  735098 , date:  "2015-06-18 10:23:47" },
  { height:  522991 , difficulty:  734481 , date:  "2015-06-18 10:24:25" },
  { height:  522992 , difficulty:  732076 , date:  "2015-06-18 10:24:33" },
  { height:  522993 , difficulty:  733182 , date:  "2015-06-18 10:24:59" },
  { height:  522994 , difficulty:  733763 , date:  "2015-06-18 10:25:08" },
  { height:  522995 , difficulty:  733308 , date:  "2015-06-18 10:25:10" },
  { height:  522996 , difficulty:  733087 , date:  "2015-06-18 10:26:12" },
  { height:  522997 , difficulty:  733780 , date:  "2015-06-18 10:26:36" },
  { height:  522998 , difficulty:  732366 , date:  "2015-06-18 10:28:35" },
  { height:  522999 , difficulty:  732944 , date:  "2015-06-18 10:28:54" },
  { height:  523000 , difficulty:  733992 , date:  "2015-06-18 10:29:24" },
  { height:  523001 , difficulty:  733711 , date:  "2015-06-18 10:31:27" },
  { height:  523002 , difficulty:  733683 , date:  "2015-06-18 10:35:03" },
  { height:  523003 , difficulty:  734148 , date:  "2015-06-18 10:35:24" },
  { height:  523004 , difficulty:  732256 , date:  "2015-06-18 10:35:37" },
  { height:  523005 , difficulty:  733794 , date:  "2015-06-18 10:36:12" },
  { height:  523006 , difficulty:  733984 , date:  "2015-06-18 10:36:57" },
  { height:  523007 , difficulty:  728219 , date:  "2015-06-18 10:38:00" },
  { height:  523008 , difficulty:  727543 , date:  "2015-06-18 10:38:37" },
  { height:  523009 , difficulty:  725232 , date:  "2015-06-18 10:40:13" },
  { height:  523010 , difficulty:  724929 , date:  "2015-06-18 10:40:46" },
  { height:  523011 , difficulty:  725461 , date:  "2015-06-18 10:40:58" },
  { height:  523012 , difficulty:  723403 , date:  "2015-06-18 10:42:43" },
  { height:  523013 , difficulty:  722961 , date:  "2015-06-18 10:43:49" },
  { height:  523014 , difficulty:  724264 , date:  "2015-06-18 10:44:51" },
  { height:  523015 , difficulty:  724080 , date:  "2015-06-18 10:45:05" },
  { height:  523016 , difficulty:  722115 , date:  "2015-06-18 10:45:58" },
  { height:  523017 , difficulty:  722309 , date:  "2015-06-18 10:46:23" },
  { height:  523018 , difficulty:  723027 , date:  "2015-06-18 10:46:58" },
  { height:  523019 , difficulty:  720114 , date:  "2015-06-18 10:48:52" },
  { height:  523020 , difficulty:  720184 , date:  "2015-06-18 10:50:26" },
  { height:  523021 , difficulty:  719943 , date:  "2015-06-18 10:50:44" },
  { height:  523022 , difficulty:  718570 , date:  "2015-06-18 10:50:47" },
  { height:  523023 , difficulty:  717988 , date:  "2015-06-18 10:50:22" },
  { height:  523024 , difficulty:  717768 , date:  "2015-06-18 10:51:24" },
  { height:  523025 , difficulty:  719029 , date:  "2015-06-18 10:51:41" },
  { height:  523026 , difficulty:  719090 , date:  "2015-06-18 10:53:22" },
  { height:  523027 , difficulty:  721407 , date:  "2015-06-18 10:53:34" },
  { height:  523028 , difficulty:  722881 , date:  "2015-06-18 10:55:40" },
  { height:  523029 , difficulty:  724361 , date:  "2015-06-18 10:56:26" },
  { height:  523030 , difficulty:  727902 , date:  "2015-06-18 10:57:45" },
  { height:  523031 , difficulty:  728903 , date:  "2015-06-18 10:57:49" },
  { height:  523032 , difficulty:  728597 , date:  "2015-06-18 10:59:00" },
  { height:  523033 , difficulty:  728135 , date:  "2015-06-18 11:00:18" },
  { height:  523034 , difficulty:  728787 , date:  "2015-06-18 11:01:29" },
  { height:  523035 , difficulty:  727141 , date:  "2015-06-18 11:01:39" },
  { height:  523036 , difficulty:  728468 , date:  "2015-06-18 11:01:44" },
  { height:  523037 , difficulty:  727110 , date:  "2015-06-18 11:02:12" },
  { height:  523038 , difficulty:  727558 , date:  "2015-06-18 11:03:04" },
  { height:  523039 , difficulty:  726181 , date:  "2015-06-18 11:03:24" },
  { height:  523040 , difficulty:  725247 , date:  "2015-06-18 11:04:32" },
  { height:  523041 , difficulty:  726842 , date:  "2015-06-18 11:04:58" },
  { height:  523042 , difficulty:  726821 , date:  "2015-06-18 11:06:02" },
  { height:  523043 , difficulty:  729265 , date:  "2015-06-18 11:07:50" },
  { height:  523044 , difficulty:  729866 , date:  "2015-06-18 11:08:14" },
  { height:  523045 , difficulty:  728749 , date:  "2015-06-18 11:08:55" },
  { height:  523046 , difficulty:  727010 , date:  "2015-06-18 11:09:18" },
  { height:  523047 , difficulty:  729466 , date:  "2015-06-18 11:09:29" },
  { height:  523048 , difficulty:  732345 , date:  "2015-06-18 11:09:49" },
  { height:  523049 , difficulty:  730777 , date:  "2015-06-18 11:10:02" },
  { height:  523050 , difficulty:  729814 , date:  "2015-06-18 11:10:27" },
  { height:  523051 , difficulty:  729008 , date:  "2015-06-18 11:11:35" },
  { height:  523052 , difficulty:  729540 , date:  "2015-06-18 11:11:41" },
  { height:  523053 , difficulty:  729008 , date:  "2015-06-18 11:12:03" },
  { height:  523054 , difficulty:  728866 , date:  "2015-06-18 11:13:02" },
  { height:  523055 , difficulty:  728432 , date:  "2015-06-18 11:18:31" },
  { height:  523056 , difficulty:  726826 , date:  "2015-06-18 11:19:36" },
  { height:  523057 , difficulty:  727624 , date:  "2015-06-18 11:20:47" },
  { height:  523058 , difficulty:  727713 , date:  "2015-06-18 11:21:35" },
  { height:  523059 , difficulty:  730001 , date:  "2015-06-18 11:22:07" },
  { height:  523060 , difficulty:  730535 , date:  "2015-06-18 11:22:10" },
  { height:  523061 , difficulty:  729423 , date:  "2015-06-18 11:24:45" },
  { height:  523062 , difficulty:  730479 , date:  "2015-06-18 11:26:46" },
  { height:  523063 , difficulty:  731554 , date:  "2015-06-18 11:26:56" },
  { height:  523064 , difficulty:  733570 , date:  "2015-06-18 11:26:59" },
  { height:  523065 , difficulty:  734317 , date:  "2015-06-18 11:28:08" },
  { height:  523066 , difficulty:  735967 , date:  "2015-06-18 11:28:18" },
  { height:  523067 , difficulty:  736756 , date:  "2015-06-18 11:28:36" },
  { height:  523068 , difficulty:  736930 , date:  "2015-06-18 11:29:21" },
  { height:  523069 , difficulty:  739406 , date:  "2015-06-18 11:30:29" },
  { height:  523070 , difficulty:  739390 , date:  "2015-06-18 11:31:11" },
  { height:  523071 , difficulty:  739867 , date:  "2015-06-18 11:32:12" },
  { height:  523072 , difficulty:  738608 , date:  "2015-06-18 11:35:38" },
  { height:  523073 , difficulty:  738999 , date:  "2015-06-18 11:38:42" },
  { height:  523074 , difficulty:  737326 , date:  "2015-06-18 11:39:06" },
  { height:  523075 , difficulty:  737793 , date:  "2015-06-18 11:39:36" },
  { height:  523076 , difficulty:  738044 , date:  "2015-06-18 11:39:52" },
  { height:  523077 , difficulty:  737324 , date:  "2015-06-18 11:41:10" },
  { height:  523078 , difficulty:  733461 , date:  "2015-06-18 11:41:32" },
  { height:  523079 , difficulty:  733202 , date:  "2015-06-18 11:41:39" },
  { height:  523080 , difficulty:  733410 , date:  "2015-06-18 11:42:12" },
  { height:  523081 , difficulty:  733192 , date:  "2015-06-18 11:42:14" },
  { height:  523082 , difficulty:  734247 , date:  "2015-06-18 11:43:53" },
  { height:  523083 , difficulty:  733766 , date:  "2015-06-18 11:45:20" },
  { height:  523084 , difficulty:  733109 , date:  "2015-06-18 11:46:09" },
  { height:  523085 , difficulty:  731963 , date:  "2015-06-18 11:46:13" },
  { height:  523086 , difficulty:  731520 , date:  "2015-06-18 11:46:53" },
  { height:  523087 , difficulty:  732676 , date:  "2015-06-18 11:47:44" },
  { height:  523088 , difficulty:  733361 , date:  "2015-06-18 11:49:57" },
  { height:  523089 , difficulty:  732463 , date:  "2015-06-18 11:50:13" },
  { height:  523090 , difficulty:  731526 , date:  "2015-06-18 11:50:27" },
  { height:  523091 , difficulty:  731568 , date:  "2015-06-18 11:50:51" },
  { height:  523092 , difficulty:  731256 , date:  "2015-06-18 11:51:22" },
  { height:  523093 , difficulty:  730995 , date:  "2015-06-18 11:51:30" },
  { height:  523094 , difficulty:  730329 , date:  "2015-06-18 11:52:33" },
  { height:  523095 , difficulty:  728232 , date:  "2015-06-18 11:53:00" },
  { height:  523096 , difficulty:  726850 , date:  "2015-06-18 11:54:11" },
  { height:  523097 , difficulty:  731151 , date:  "2015-06-18 11:57:28" },
  { height:  523098 , difficulty:  730704 , date:  "2015-06-18 11:59:19" },
  { height:  523099 , difficulty:  735247 , date:  "2015-06-18 11:59:33" },
  { height:  523100 , difficulty:  734624 , date:  "2015-06-18 11:59:42" },
  { height:  523101 , difficulty:  734692 , date:  "2015-06-18 12:00:29" },
  { height:  523102 , difficulty:  734066 , date:  "2015-06-18 12:00:49" },
  { height:  523103 , difficulty:  734425 , date:  "2015-06-18 12:02:17" },
  { height:  523104 , difficulty:  732219 , date:  "2015-06-18 12:05:13" },
  { height:  523105 , difficulty:  732645 , date:  "2015-06-18 12:06:18" },
  { height:  523106 , difficulty:  733084 , date:  "2015-06-18 12:08:54" },
  { height:  523107 , difficulty:  733863 , date:  "2015-06-18 12:11:03" },
  { height:  523108 , difficulty:  735097 , date:  "2015-06-18 12:11:10" },
  { height:  523109 , difficulty:  735621 , date:  "2015-06-18 12:11:15" },
  { height:  523110 , difficulty:  736244 , date:  "2015-06-18 12:12:35" },
  { height:  523111 , difficulty:  736132 , date:  "2015-06-18 12:13:22" },
  { height:  523112 , difficulty:  736065 , date:  "2015-06-18 12:13:44" },
  { height:  523113 , difficulty:  736157 , date:  "2015-06-18 12:14:17" },
  { height:  523114 , difficulty:  738495 , date:  "2015-06-18 12:15:33" },
  { height:  523115 , difficulty:  749983 , date:  "2015-06-18 12:15:39" },
  { height:  523116 , difficulty:  750712 , date:  "2015-06-18 12:16:09" },
  { height:  523117 , difficulty:  752502 , date:  "2015-06-18 12:17:40" },
  { height:  523118 , difficulty:  751812 , date:  "2015-06-18 12:18:09" },
  { height:  523119 , difficulty:  752642 , date:  "2015-06-18 12:19:05" },
  { height:  523120 , difficulty:  752271 , date:  "2015-06-18 12:19:46" },
  { height:  523121 , difficulty:  751793 , date:  "2015-06-18 12:21:57" },
  { height:  523122 , difficulty:  754738 , date:  "2015-06-18 12:21:59" },
  { height:  523123 , difficulty:  756034 , date:  "2015-06-18 12:22:17" },
  { height:  523124 , difficulty:  756422 , date:  "2015-06-18 12:24:25" },
  { height:  523125 , difficulty:  757014 , date:  "2015-06-18 12:26:41" },
  { height:  523126 , difficulty:  756532 , date:  "2015-06-18 12:27:03" },
  { height:  523127 , difficulty:  755381 , date:  "2015-06-18 12:30:15" },
  { height:  523128 , difficulty:  755382 , date:  "2015-06-18 12:30:03" },
  { height:  523129 , difficulty:  756448 , date:  "2015-06-18 12:31:07" },
  { height:  523130 , difficulty:  755442 , date:  "2015-06-18 12:31:21" },
  { height:  523131 , difficulty:  751266 , date:  "2015-06-18 12:31:55" },
  { height:  523132 , difficulty:  750544 , date:  "2015-06-18 12:31:59" },
  { height:  523133 , difficulty:  749107 , date:  "2015-06-18 12:33:49" },
  { height:  523134 , difficulty:  749312 , date:  "2015-06-18 12:34:35" },
  { height:  523135 , difficulty:  749235 , date:  "2015-06-18 12:35:11" },
  { height:  523136 , difficulty:  749877 , date:  "2015-06-18 12:36:12" },
  { height:  523137 , difficulty:  749364 , date:  "2015-06-18 12:36:42" },
  { height:  523138 , difficulty:  747152 , date:  "2015-06-18 12:37:14" },
  { height:  523139 , difficulty:  747325 , date:  "2015-06-18 12:37:36" },
  { height:  523140 , difficulty:  750921 , date:  "2015-06-18 12:37:43" },
  { height:  523141 , difficulty:  749990 , date:  "2015-06-18 12:37:56" },
  { height:  523142 , difficulty:  750327 , date:  "2015-06-18 12:38:06" },
  { height:  523143 , difficulty:  750502 , date:  "2015-06-18 12:38:20" },
  { height:  523144 , difficulty:  751444 , date:  "2015-06-18 12:39:57" },
  { height:  523145 , difficulty:  750160 , date:  "2015-06-18 12:40:58" },
  { height:  523146 , difficulty:  749435 , date:  "2015-06-18 12:41:52" },
  { height:  523147 , difficulty:  751541 , date:  "2015-06-18 12:42:34" },
  { height:  523148 , difficulty:  748687 , date:  "2015-06-18 12:42:57" },
  { height:  523149 , difficulty:  747265 , date:  "2015-06-18 12:45:02" },
  { height:  523150 , difficulty:  748818 , date:  "2015-06-18 12:45:54" },
  { height:  523151 , difficulty:  748237 , date:  "2015-06-18 12:45:02" },
  { height:  523152 , difficulty:  748459 , date:  "2015-06-18 12:46:08" },
  { height:  523153 , difficulty:  747175 , date:  "2015-06-18 12:48:08" },
  { height:  523154 , difficulty:  747485 , date:  "2015-06-18 12:48:45" },
  { height:  523155 , difficulty:  747877 , date:  "2015-06-18 12:49:36" },
  { height:  523156 , difficulty:  751118 , date:  "2015-06-18 12:50:07" },
  { height:  523157 , difficulty:  752469 , date:  "2015-06-18 12:50:40" },
  { height:  523158 , difficulty:  751665 , date:  "2015-06-18 12:51:01" },
  { height:  523159 , difficulty:  765279 , date:  "2015-06-18 12:52:17" },
  { height:  523160 , difficulty:  765542 , date:  "2015-06-18 12:52:23" },
  { height:  523161 , difficulty:  773818 , date:  "2015-06-18 12:53:46" },
  { height:  523162 , difficulty:  787231 , date:  "2015-06-18 12:54:30" },
  { height:  523163 , difficulty:  789517 , date:  "2015-06-18 12:55:23" },
  { height:  523164 , difficulty:  788035 , date:  "2015-06-18 12:56:12" },
  { height:  523165 , difficulty:  791111 , date:  "2015-06-18 12:56:15" },
  { height:  523166 , difficulty:  791594 , date:  "2015-06-18 12:56:29" },
  { height:  523167 , difficulty:  792747 , date:  "2015-06-18 12:58:12" },
  { height:  523168 , difficulty:  794693 , date:  "2015-06-18 12:58:20" },
  { height:  523169 , difficulty:  794690 , date:  "2015-06-18 12:59:07" },
  { height:  523170 , difficulty:  793248 , date:  "2015-06-18 12:59:27" },
  { height:  523171 , difficulty:  793633 , date:  "2015-06-18 12:59:57" },
  { height:  523172 , difficulty:  792233 , date:  "2015-06-18 13:01:01" },
  { height:  523173 , difficulty:  788370 , date:  "2015-06-18 13:01:27" },
  { height:  523174 , difficulty:  787675 , date:  "2015-06-18 13:02:19" },
  { height:  523175 , difficulty:  787383 , date:  "2015-06-18 13:02:58" },
  { height:  523176 , difficulty:  787250 , date:  "2015-06-18 13:03:14" },
  { height:  523177 , difficulty:  786228 , date:  "2015-06-18 13:03:30" },
  { height:  523178 , difficulty:  788325 , date:  "2015-06-18 13:04:50" },
  { height:  523179 , difficulty:  787297 , date:  "2015-06-18 13:06:15" },
  { height:  523180 , difficulty:  784605 , date:  "2015-06-18 13:06:56" },
  { height:  523181 , difficulty:  783671 , date:  "2015-06-18 13:07:06" },
  { height:  523182 , difficulty:  780606 , date:  "2015-06-18 13:07:42" },
  { height:  523183 , difficulty:  778120 , date:  "2015-06-18 13:09:55" },
  { height:  523184 , difficulty:  778659 , date:  "2015-06-18 13:10:09" },
  { height:  523185 , difficulty:  779134 , date:  "2015-06-18 13:12:07" },
  { height:  523186 , difficulty:  777737 , date:  "2015-06-18 13:12:10" },
  { height:  523187 , difficulty:  776988 , date:  "2015-06-18 13:12:17" },
  { height:  523188 , difficulty:  776663 , date:  "2015-06-18 13:12:49" },
  { height:  523189 , difficulty:  776029 , date:  "2015-06-18 13:13:09" },
  { height:  523190 , difficulty:  775405 , date:  "2015-06-18 13:13:21" },
  { height:  523191 , difficulty:  775331 , date:  "2015-06-18 13:13:42" },
  { height:  523192 , difficulty:  775191 , date:  "2015-06-18 13:15:44" },
  { height:  523193 , difficulty:  773419 , date:  "2015-06-18 13:15:49" },
  { height:  523194 , difficulty:  776023 , date:  "2015-06-18 13:16:14" },
  { height:  523195 , difficulty:  775200 , date:  "2015-06-18 13:16:48" },
  { height:  523196 , difficulty:  774398 , date:  "2015-06-18 13:17:00" },
  { height:  523197 , difficulty:  771967 , date:  "2015-06-18 13:18:43" },
  { height:  523198 , difficulty:  772170 , date:  "2015-06-18 13:20:32" },
  { height:  523199 , difficulty:  777269 , date:  "2015-06-18 13:20:50" },
  { height:  523200 , difficulty:  780681 , date:  "2015-06-18 13:21:17" },
  { height:  523201 , difficulty:  780525 , date:  "2015-06-18 13:22:17" },
  { height:  523202 , difficulty:  781670 , date:  "2015-06-18 13:22:35" },
  { height:  523203 , difficulty:  779888 , date:  "2015-06-18 13:23:15" },
  { height:  523204 , difficulty:  781453 , date:  "2015-06-18 13:23:24" },
  { height:  523205 , difficulty:  782440 , date:  "2015-06-18 13:24:01" },
  { height:  523206 , difficulty:  783222 , date:  "2015-06-18 13:25:22" },
  { height:  523207 , difficulty:  784229 , date:  "2015-06-18 13:25:36" },
  { height:  523208 , difficulty:  784285 , date:  "2015-06-18 13:27:31" },
  { height:  523209 , difficulty:  782050 , date:  "2015-06-18 13:32:17" },
  { height:  523210 , difficulty:  781532 , date:  "2015-06-18 13:33:23" },
  { height:  523211 , difficulty:  782230 , date:  "2015-06-18 13:34:50" },
  { height:  523212 , difficulty:  782615 , date:  "2015-06-18 13:34:56" },
  { height:  523213 , difficulty:  782370 , date:  "2015-06-18 13:35:24" },
  { height:  523214 , difficulty:  782009 , date:  "2015-06-18 13:37:06" },
  { height:  523215 , difficulty:  783864 , date:  "2015-06-18 13:37:41" },
  { height:  523216 , difficulty:  785150 , date:  "2015-06-18 13:37:59" },
  { height:  523217 , difficulty:  788566 , date:  "2015-06-18 13:39:07" },
  { height:  523218 , difficulty:  789128 , date:  "2015-06-18 13:41:34" },
  { height:  523219 , difficulty:  789299 , date:  "2015-06-18 13:43:33" },
  { height:  523220 , difficulty:  788261 , date:  "2015-06-18 13:44:06" },
  { height:  523221 , difficulty:  787657 , date:  "2015-06-18 13:45:17" },
  { height:  523222 , difficulty:  789530 , date:  "2015-06-18 13:45:30" },
  { height:  523223 , difficulty:  788702 , date:  "2015-06-18 13:46:10" },
  { height:  523224 , difficulty:  788324 , date:  "2015-06-18 13:46:59" },
  { height:  523225 , difficulty:  786416 , date:  "2015-06-18 13:47:00" },
  { height:  523226 , difficulty:  786408 , date:  "2015-06-18 13:47:18" },
  { height:  523227 , difficulty:  785213 , date:  "2015-06-18 13:47:59" },
  { height:  523228 , difficulty:  787006 , date:  "2015-06-18 13:48:04" },
  { height:  523229 , difficulty:  784759 , date:  "2015-06-18 13:47:53" },
  { height:  523230 , difficulty:  785362 , date:  "2015-06-18 13:48:57" },
  { height:  523231 , difficulty:  784734 , date:  "2015-06-18 13:49:27" },
  { height:  523232 , difficulty:  785053 , date:  "2015-06-18 13:49:53" },
  { height:  523233 , difficulty:  784734 , date:  "2015-06-18 13:50:01" },
  { height:  523234 , difficulty:  785797 , date:  "2015-06-18 13:51:29" },
  { height:  523235 , difficulty:  784135 , date:  "2015-06-18 13:52:18" },
  { height:  523236 , difficulty:  784910 , date:  "2015-06-18 13:52:39" },
  { height:  523237 , difficulty:  783165 , date:  "2015-06-18 13:53:03" },
  { height:  523238 , difficulty:  782715 , date:  "2015-06-18 13:54:03" },
  { height:  523239 , difficulty:  782535 , date:  "2015-06-18 13:55:18" },
  { height:  523240 , difficulty:  783555 , date:  "2015-06-18 13:55:47" },
  { height:  523241 , difficulty:  783765 , date:  "2015-06-18 13:56:49" },
  { height:  523242 , difficulty:  784840 , date:  "2015-06-18 13:57:29" },
  { height:  523243 , difficulty:  782785 , date:  "2015-06-18 13:57:35" },
  { height:  523244 , difficulty:  783096 , date:  "2015-06-18 13:58:10" },
  { height:  523245 , difficulty:  783405 , date:  "2015-06-18 13:58:35" },
  { height:  523246 , difficulty:  783938 , date:  "2015-06-18 14:00:22" },
  { height:  523247 , difficulty:  783566 , date:  "2015-06-18 14:01:18" },
  { height:  523248 , difficulty:  783574 , date:  "2015-06-18 14:02:22" },
  { height:  523249 , difficulty:  784752 , date:  "2015-06-18 14:02:26" },
  { height:  523250 , difficulty:  784431 , date:  "2015-06-18 14:02:41" },
  { height:  523251 , difficulty:  784517 , date:  "2015-06-18 14:02:44" },
  { height:  523252 , difficulty:  789579 , date:  "2015-06-18 14:02:49" },
  { height:  523253 , difficulty:  789680 , date:  "2015-06-18 14:06:07" },
  { height:  523254 , difficulty:  791887 , date:  "2015-06-18 14:06:12" },
  { height:  523255 , difficulty:  792897 , date:  "2015-06-18 14:07:38" },
  { height:  523256 , difficulty:  792630 , date:  "2015-06-18 14:07:29" },
  { height:  523257 , difficulty:  792658 , date:  "2015-06-18 14:08:34" },
  { height:  523258 , difficulty:  791951 , date:  "2015-06-18 14:14:11" },
  { height:  523259 , difficulty:  789190 , date:  "2015-06-18 14:14:34" },
  { height:  523260 , difficulty:  791104 , date:  "2015-06-18 14:35:21" },
  { height:  523261 , difficulty:  789404 , date:  "2015-06-18 14:35:25" },
  { height:  523262 , difficulty:  789911 , date:  "2015-06-18 14:40:58" },
  { height:  523263 , difficulty:  797155 , date:  "2015-06-18 14:43:03" },
  { height:  523264 , difficulty:  797572 , date:  "2015-06-18 14:52:52" },
  { height:  523265 , difficulty:  797307 , date:  "2015-06-18 14:52:55" },
  { height:  523266 , difficulty:  797439 , date:  "2015-06-18 15:02:22" },
  { height:  523267 , difficulty:  797961 , date:  "2015-06-18 15:02:31" },
  { height:  523268 , difficulty:  795651 , date:  "2015-06-18 15:03:23" },
  { height:  523269 , difficulty:  798654 , date:  "2015-06-18 15:03:49" },
  { height:  523270 , difficulty:  799697 , date:  "2015-06-18 15:07:01" },
  { height:  523271 , difficulty:  802044 , date:  "2015-06-18 15:08:59" },
  { height:  523272 , difficulty:  801858 , date:  "2015-06-18 15:09:02" },
  { height:  523273 , difficulty:  802237 , date:  "2015-06-18 15:09:17" },
  { height:  523274 , difficulty:  802760 , date:  "2015-06-18 15:10:41" },
  { height:  523275 , difficulty:  804372 , date:  "2015-06-18 15:11:07" },
  { height:  523276 , difficulty:  803927 , date:  "2015-06-18 15:12:16" },
  { height:  523277 , difficulty:  802678 , date:  "2015-06-18 15:13:37" },
  { height:  523278 , difficulty:  806391 , date:  "2015-06-18 15:13:44" },
  { height:  523279 , difficulty:  805639 , date:  "2015-06-18 15:14:19" },
  { height:  523280 , difficulty:  805779 , date:  "2015-06-18 15:14:33" },
  { height:  523281 , difficulty:  807168 , date:  "2015-06-18 15:18:16" },
  { height:  523282 , difficulty:  805825 , date:  "2015-06-18 15:18:59" },
  { height:  523283 , difficulty:  806162 , date:  "2015-06-18 15:19:01" },
  { height:  523284 , difficulty:  806093 , date:  "2015-06-18 15:21:17" },
  { height:  523285 , difficulty:  799815 , date:  "2015-06-18 15:21:24" },
  { height:  523286 , difficulty:  798703 , date:  "2015-06-18 15:23:23" },
  { height:  523287 , difficulty:  796801 , date:  "2015-06-18 15:24:54" },
  { height:  523288 , difficulty:  802694 , date:  "2015-06-18 15:26:21" },
  { height:  523289 , difficulty:  802624 , date:  "2015-06-18 15:27:43" },
  { height:  523290 , difficulty:  800659 , date:  "2015-06-18 15:27:52" },
  { height:  523291 , difficulty:  799958 , date:  "2015-06-18 15:34:14" },
  { height:  523292 , difficulty:  799841 , date:  "2015-06-18 15:34:23" },
  { height:  523293 , difficulty:  798555 , date:  "2015-06-18 15:35:00" },
  { height:  523294 , difficulty:  797509 , date:  "2015-06-18 15:35:33" },
  { height:  523295 , difficulty:  795834 , date:  "2015-06-18 15:36:08" },
  { height:  523296 , difficulty:  795446 , date:  "2015-06-18 15:36:51" },
  { height:  523297 , difficulty:  794731 , date:  "2015-06-18 15:38:02" },
  { height:  523298 , difficulty:  794883 , date:  "2015-06-18 15:38:16" },
  { height:  523299 , difficulty:  794683 , date:  "2015-06-18 15:38:59" },
  { height:  523300 , difficulty:  794110 , date:  "2015-06-18 15:43:57" },
  { height:  523301 , difficulty:  794276 , date:  "2015-06-18 15:43:46" },
  { height:  523302 , difficulty:  796328 , date:  "2015-06-18 15:44:49" },
  { height:  523303 , difficulty:  798999 , date:  "2015-06-18 15:45:02" },
  { height:  523304 , difficulty:  799757 , date:  "2015-06-18 15:47:37" },
  { height:  523305 , difficulty:  803378 , date:  "2015-06-18 15:48:18" },
  { height:  523306 , difficulty:  802269 , date:  "2015-06-18 15:49:37" },
  { height:  523307 , difficulty:  801988 , date:  "2015-06-18 15:49:42" },
  { height:  523308 , difficulty:  801542 , date:  "2015-06-18 15:51:21" },
  { height:  523309 , difficulty:  803961 , date:  "2015-06-18 15:51:31" },
  { height:  523310 , difficulty:  801996 , date:  "2015-06-18 15:52:23" },
  { height:  523311 , difficulty:  802021 , date:  "2015-06-18 15:52:45" },
  { height:  523312 , difficulty:  803089 , date:  "2015-06-18 15:53:04" },
  { height:  523313 , difficulty:  802778 , date:  "2015-06-18 15:54:09" },
  { height:  523314 , difficulty:  802062 , date:  "2015-06-18 15:55:47" },
  { height:  523315 , difficulty:  802099 , date:  "2015-06-18 15:56:32" },
  { height:  523316 , difficulty:  801474 , date:  "2015-06-18 15:56:45" },
  { height:  523317 , difficulty:  804738 , date:  "2015-06-18 15:57:34" },
  { height:  523318 , difficulty:  803945 , date:  "2015-06-18 15:57:40" },
  { height:  523319 , difficulty:  804240 , date:  "2015-06-18 15:58:47" },
  { height:  523320 , difficulty:  803773 , date:  "2015-06-18 16:01:28" },
  { height:  523321 , difficulty:  803638 , date:  "2015-06-18 16:01:35" },
  { height:  523322 , difficulty:  801704 , date:  "2015-06-18 16:02:43" },
  { height:  523323 , difficulty:  800555 , date:  "2015-06-18 16:02:50" },
  { height:  523324 , difficulty:  799574 , date:  "2015-06-18 16:04:39" },
  { height:  523325 , difficulty:  800526 , date:  "2015-06-18 16:08:39" },
  { height:  523326 , difficulty:  800560 , date:  "2015-06-18 16:09:45" },
  { height:  523327 , difficulty:  801208 , date:  "2015-06-18 16:10:40" },
  { height:  523328 , difficulty:  802202 , date:  "2015-06-18 16:12:27" },
  { height:  523329 , difficulty:  797711 , date:  "2015-06-18 16:13:32" },
  { height:  523330 , difficulty:  798072 , date:  "2015-06-18 16:14:23" },
  { height:  523331 , difficulty:  797806 , date:  "2015-06-18 16:15:22" },
  { height:  523332 , difficulty:  797961 , date:  "2015-06-18 16:16:01" },
  { height:  523333 , difficulty:  799378 , date:  "2015-06-18 16:16:19" },
  { height:  523334 , difficulty:  791736 , date:  "2015-06-18 16:17:59" },
  { height:  523335 , difficulty:  793329 , date:  "2015-06-18 16:19:46" },
  { height:  523336 , difficulty:  765660 , date:  "2015-06-18 16:20:21" },
  { height:  523337 , difficulty:  770061 , date:  "2015-06-18 16:21:03" },
  { height:  523338 , difficulty:  763604 , date:  "2015-06-18 16:22:19" },
  { height:  523339 , difficulty:  762296 , date:  "2015-06-18 16:22:32" },
  { height:  523340 , difficulty:  750587 , date:  "2015-06-18 16:23:09" },
  { height:  523341 , difficulty:  752681 , date:  "2015-06-18 16:25:38" },
  { height:  523342 , difficulty:  741225 , date:  "2015-06-18 16:25:55" },
  { height:  523343 , difficulty:  744850 , date:  "2015-06-18 16:26:06" },
  { height:  523344 , difficulty:  744532 , date:  "2015-06-18 16:26:13" },
  { height:  523345 , difficulty:  745221 , date:  "2015-06-18 16:27:24" },
  { height:  523346 , difficulty:  744199 , date:  "2015-06-18 16:27:37" },
  { height:  523347 , difficulty:  744017 , date:  "2015-06-18 16:29:05" },
  { height:  523348 , difficulty:  744220 , date:  "2015-06-18 16:29:07" },
  { height:  523349 , difficulty:  744489 , date:  "2015-06-18 16:29:13" },
  { height:  523350 , difficulty:  743116 , date:  "2015-06-18 16:30:11" },
  { height:  523351 , difficulty:  743514 , date:  "2015-06-18 16:30:23" },
  { height:  523352 , difficulty:  742308 , date:  "2015-06-18 16:30:36" },
  { height:  523353 , difficulty:  741002 , date:  "2015-06-18 16:31:05" },
  { height:  523354 , difficulty:  742310 , date:  "2015-06-18 16:31:14" },
  { height:  523355 , difficulty:  742649 , date:  "2015-06-18 16:34:23" },
  { height:  523356 , difficulty:  742722 , date:  "2015-06-18 16:35:22" },
  { height:  523357 , difficulty:  738693 , date:  "2015-06-18 16:39:18" },
  { height:  523358 , difficulty:  738745 , date:  "2015-06-18 16:39:56" },
  { height:  523359 , difficulty:  742257 , date:  "2015-06-18 16:40:55" },
  { height:  523360 , difficulty:  739674 , date:  "2015-06-18 16:41:11" },
  { height:  523361 , difficulty:  741003 , date:  "2015-06-18 16:45:50" },
  { height:  523362 , difficulty:  740198 , date:  "2015-06-18 16:46:56" },
  { height:  523363 , difficulty:  740435 , date:  "2015-06-18 16:49:48" },
  { height:  523364 , difficulty:  740006 , date:  "2015-06-18 16:50:00" },
  { height:  523365 , difficulty:  738957 , date:  "2015-06-18 16:53:39" },
  { height:  523366 , difficulty:  739969 , date:  "2015-06-18 16:54:51" },
  { height:  523367 , difficulty:  734655 , date:  "2015-06-18 16:55:15" },
  { height:  523368 , difficulty:  734739 , date:  "2015-06-18 16:56:00" },
  { height:  523369 , difficulty:  736222 , date:  "2015-06-18 16:56:03" },
  { height:  523370 , difficulty:  736279 , date:  "2015-06-18 16:56:25" },
  { height:  523371 , difficulty:  736434 , date:  "2015-06-18 17:02:19" },
  { height:  523372 , difficulty:  735791 , date:  "2015-06-18 17:04:05" },
  { height:  523373 , difficulty:  734773 , date:  "2015-06-18 17:04:53" },
  { height:  523374 , difficulty:  734882 , date:  "2015-06-18 17:06:58" },
  { height:  523375 , difficulty:  736578 , date:  "2015-06-18 17:09:47" },
  { height:  523376 , difficulty:  731240 , date:  "2015-06-18 17:10:00" },
  { height:  523377 , difficulty:  735186 , date:  "2015-06-18 17:10:24" },
  { height:  523378 , difficulty:  734864 , date:  "2015-06-18 17:11:00" },
  { height:  523379 , difficulty:  735679 , date:  "2015-06-18 17:11:44" },
  { height:  523380 , difficulty:  733728 , date:  "2015-06-18 17:12:16" },
  { height:  523381 , difficulty:  733803 , date:  "2015-06-18 17:12:21" },
  { height:  523382 , difficulty:  733598 , date:  "2015-06-18 17:13:01" },
  { height:  523383 , difficulty:  734256 , date:  "2015-06-18 17:13:06" },
  { height:  523384 , difficulty:  733176 , date:  "2015-06-18 17:13:15" },
  { height:  523385 , difficulty:  733124 , date:  "2015-06-18 17:13:23" },
  { height:  523386 , difficulty:  733160 , date:  "2015-06-18 17:13:44" },
  { height:  523387 , difficulty:  734358 , date:  "2015-06-18 17:14:58" },
  { height:  523388 , difficulty:  734690 , date:  "2015-06-18 17:15:01" },
  { height:  523389 , difficulty:  734248 , date:  "2015-06-18 17:16:51" },
  { height:  523390 , difficulty:  732568 , date:  "2015-06-18 17:16:58" },
  { height:  523391 , difficulty:  733839 , date:  "2015-06-18 17:18:08" },
  { height:  523392 , difficulty:  734639 , date:  "2015-06-18 17:18:46" },
  { height:  523393 , difficulty:  733989 , date:  "2015-06-18 17:18:50" },
  { height:  523394 , difficulty:  736452 , date:  "2015-06-18 17:20:27" },
  { height:  523395 , difficulty:  736581 , date:  "2015-06-18 17:20:36" },
  { height:  523396 , difficulty:  733546 , date:  "2015-06-18 17:20:53" },
  { height:  523397 , difficulty:  734242 , date:  "2015-06-18 17:22:34" },
  { height:  523398 , difficulty:  733163 , date:  "2015-06-18 17:24:05" },
  { height:  523399 , difficulty:  733381 , date:  "2015-06-18 17:24:06" },
  { height:  523400 , difficulty:  732870 , date:  "2015-06-18 17:25:24" },
  { height:  523401 , difficulty:  730992 , date:  "2015-06-18 17:26:11" },
  { height:  523402 , difficulty:  732365 , date:  "2015-06-18 17:26:47" },
  { height:  523403 , difficulty:  732111 , date:  "2015-06-18 17:28:14" },
  { height:  523404 , difficulty:  733782 , date:  "2015-06-18 17:28:50" },
  { height:  523405 , difficulty:  733797 , date:  "2015-06-18 17:30:03" },
  { height:  523406 , difficulty:  735508 , date:  "2015-06-18 17:33:03" },
  { height:  523407 , difficulty:  735343 , date:  "2015-06-18 17:36:00" },
  { height:  523408 , difficulty:  737079 , date:  "2015-06-18 17:36:42" },
  { height:  523409 , difficulty:  738311 , date:  "2015-06-18 17:39:00" },
  { height:  523410 , difficulty:  737381 , date:  "2015-06-18 17:41:59" },
  { height:  523411 , difficulty:  735567 , date:  "2015-06-18 17:42:03" },
  { height:  523412 , difficulty:  735848 , date:  "2015-06-18 17:42:54" },
  { height:  523413 , difficulty:  739882 , date:  "2015-06-18 17:43:06" },
  { height:  523414 , difficulty:  738528 , date:  "2015-06-18 17:44:38" },
  { height:  523415 , difficulty:  738668 , date:  "2015-06-18 17:45:19" },
  { height:  523416 , difficulty:  739846 , date:  "2015-06-18 17:46:09" },
  { height:  523417 , difficulty:  738078 , date:  "2015-06-18 17:47:01" },
  { height:  523418 , difficulty:  737808 , date:  "2015-06-18 17:47:15" },
  { height:  523419 , difficulty:  738085 , date:  "2015-06-18 17:48:29" },
  { height:  523420 , difficulty:  739195 , date:  "2015-06-18 17:49:07" },
  { height:  523421 , difficulty:  738252 , date:  "2015-06-18 17:50:14" },
  { height:  523422 , difficulty:  738367 , date:  "2015-06-18 17:52:18" },
  { height:  523423 , difficulty:  737785 , date:  "2015-06-18 17:53:44" },
  { height:  523424 , difficulty:  737759 , date:  "2015-06-18 17:54:18" },
  { height:  523425 , difficulty:  737813 , date:  "2015-06-18 17:54:20" },
  { height:  523426 , difficulty:  736789 , date:  "2015-06-18 17:54:46" },
  { height:  523427 , difficulty:  738091 , date:  "2015-06-18 17:54:58" },
  { height:  523428 , difficulty:  738496 , date:  "2015-06-18 17:56:00" },
  { height:  523429 , difficulty:  738560 , date:  "2015-06-18 17:56:30" },
  { height:  523430 , difficulty:  739406 , date:  "2015-06-18 17:56:47" },
  { height:  523431 , difficulty:  737280 , date:  "2015-06-18 17:57:06" },
  { height:  523432 , difficulty:  736215 , date:  "2015-06-18 17:58:41" },
  { height:  523433 , difficulty:  733725 , date:  "2015-06-18 17:58:52" },
  { height:  523434 , difficulty:  736094 , date:  "2015-06-18 17:59:44" },
  { height:  523435 , difficulty:  736002 , date:  "2015-06-18 18:00:32" },
  { height:  523436 , difficulty:  740431 , date:  "2015-06-18 18:01:23" },
  { height:  523437 , difficulty:  735356 , date:  "2015-06-18 18:02:05" },
  { height:  523438 , difficulty:  736054 , date:  "2015-06-18 18:03:53" },
  { height:  523439 , difficulty:  737510 , date:  "2015-06-18 18:04:49" },
  { height:  523440 , difficulty:  737716 , date:  "2015-06-18 18:07:41" },
  { height:  523441 , difficulty:  733581 , date:  "2015-06-18 18:08:08" },
  { height:  523442 , difficulty:  732939 , date:  "2015-06-18 18:08:50" },
  { height:  523443 , difficulty:  733117 , date:  "2015-06-18 18:09:02" },
  { height:  523444 , difficulty:  734002 , date:  "2015-06-18 18:09:56" },
  { height:  523445 , difficulty:  734436 , date:  "2015-06-18 18:10:36" },
  { height:  523446 , difficulty:  734416 , date:  "2015-06-18 18:11:00" },
  { height:  523447 , difficulty:  728229 , date:  "2015-06-18 18:11:35" },
  { height:  523448 , difficulty:  727780 , date:  "2015-06-18 18:12:07" },
  { height:  523449 , difficulty:  727136 , date:  "2015-06-18 18:12:11" },
  { height:  523450 , difficulty:  726530 , date:  "2015-06-18 18:13:50" },
  { height:  523451 , difficulty:  723890 , date:  "2015-06-18 18:14:34" },
  { height:  523452 , difficulty:  724473 , date:  "2015-06-18 18:14:52" },
  { height:  523453 , difficulty:  724453 , date:  "2015-06-18 18:15:39" },
  { height:  523454 , difficulty:  726285 , date:  "2015-06-18 18:16:16" },
  { height:  523455 , difficulty:  725554 , date:  "2015-06-18 18:16:33" },
  { height:  523456 , difficulty:  725013 , date:  "2015-06-18 18:17:19" },
  { height:  523457 , difficulty:  729082 , date:  "2015-06-18 18:18:25" },
  { height:  523458 , difficulty:  728344 , date:  "2015-06-18 18:19:09" },
  { height:  523459 , difficulty:  729770 , date:  "2015-06-18 18:19:44" },
  { height:  523460 , difficulty:  730358 , date:  "2015-06-18 18:20:16" },
  { height:  523461 , difficulty:  731986 , date:  "2015-06-18 18:20:41" },
  { height:  523462 , difficulty:  731594 , date:  "2015-06-18 18:20:46" },
  { height:  523463 , difficulty:  730128 , date:  "2015-06-18 18:21:18" },
  { height:  523464 , difficulty:  734359 , date:  "2015-06-18 18:21:32" },
  { height:  523465 , difficulty:  733153 , date:  "2015-06-18 18:22:55" },
  { height:  523466 , difficulty:  733245 , date:  "2015-06-18 18:23:04" },
  { height:  523467 , difficulty:  733500 , date:  "2015-06-18 18:25:27" },
  { height:  523468 , difficulty:  733679 , date:  "2015-06-18 18:25:33" },
  { height:  523469 , difficulty:  736175 , date:  "2015-06-18 18:25:43" },
  { height:  523470 , difficulty:  734635 , date:  "2015-06-18 18:27:03" },
  { height:  523471 , difficulty:  738764 , date:  "2015-06-18 18:29:10" },
  { height:  523472 , difficulty:  738503 , date:  "2015-06-18 18:33:30" },
  { height:  523473 , difficulty:  736642 , date:  "2015-06-18 18:34:56" },
  { height:  523474 , difficulty:  737173 , date:  "2015-06-18 18:37:20" },
  { height:  523475 , difficulty:  737526 , date:  "2015-06-18 18:37:32" },
  { height:  523476 , difficulty:  736544 , date:  "2015-06-18 18:38:41" },
  { height:  523477 , difficulty:  736297 , date:  "2015-06-18 18:38:49" },
  { height:  523478 , difficulty:  739031 , date:  "2015-06-18 18:39:12" },
  { height:  523479 , difficulty:  740154 , date:  "2015-06-18 18:40:02" },
  { height:  523480 , difficulty:  739477 , date:  "2015-06-18 18:40:05" },
  { height:  523481 , difficulty:  738714 , date:  "2015-06-18 18:40:31" },
  { height:  523482 , difficulty:  735767 , date:  "2015-06-18 18:41:13" },
  { height:  523483 , difficulty:  732683 , date:  "2015-06-18 18:42:21" },
  { height:  523484 , difficulty:  732753 , date:  "2015-06-18 18:42:24" },
  { height:  523485 , difficulty:  731469 , date:  "2015-06-18 18:43:30" },
  { height:  523486 , difficulty:  729583 , date:  "2015-06-18 18:44:08" },
  { height:  523487 , difficulty:  730378 , date:  "2015-06-18 18:46:07" },
  { height:  523488 , difficulty:  732140 , date:  "2015-06-18 18:46:24" },
  { height:  523489 , difficulty:  736388 , date:  "2015-06-18 18:46:45" },
  { height:  523490 , difficulty:  736812 , date:  "2015-06-18 18:46:59" },
  { height:  523491 , difficulty:  736042 , date:  "2015-06-18 18:48:37" },
  { height:  523492 , difficulty:  735100 , date:  "2015-06-18 18:50:08" },
  { height:  523493 , difficulty:  735783 , date:  "2015-06-18 18:50:43" },
  { height:  523494 , difficulty:  735586 , date:  "2015-06-18 18:51:50" },
  { height:  523495 , difficulty:  735352 , date:  "2015-06-18 18:52:35" },
  { height:  523496 , difficulty:  734882 , date:  "2015-06-18 18:55:04" },
  { height:  523497 , difficulty:  736181 , date:  "2015-06-18 18:56:28" },
  { height:  523498 , difficulty:  736086 , date:  "2015-06-18 18:57:46" },
  { height:  523499 , difficulty:  736626 , date:  "2015-06-18 18:57:55" },
  { height:  523500 , difficulty:  736806 , date:  "2015-06-18 19:01:29" },
  { height:  523501 , difficulty:  738104 , date:  "2015-06-18 19:04:11" },
  { height:  523502 , difficulty:  739804 , date:  "2015-06-18 19:04:53" },
  { height:  523503 , difficulty:  742630 , date:  "2015-06-18 19:05:25" },
  { height:  523504 , difficulty:  745881 , date:  "2015-06-18 19:07:19" },
  { height:  523505 , difficulty:  745750 , date:  "2015-06-18 19:07:27" },
  { height:  523506 , difficulty:  747809 , date:  "2015-06-18 19:08:58" },
  { height:  523507 , difficulty:  747610 , date:  "2015-06-18 19:09:42" },
  { height:  523508 , difficulty:  746422 , date:  "2015-06-18 19:10:15" },
  { height:  523509 , difficulty:  746957 , date:  "2015-06-18 19:10:20" },
  { height:  523510 , difficulty:  746085 , date:  "2015-06-18 19:12:44" },
  { height:  523511 , difficulty:  746935 , date:  "2015-06-18 19:12:46" },
  { height:  523512 , difficulty:  746178 , date:  "2015-06-18 19:14:33" },
  { height:  523513 , difficulty:  746273 , date:  "2015-06-18 19:14:57" },
  { height:  523514 , difficulty:  744961 , date:  "2015-06-18 19:16:54" },
  { height:  523515 , difficulty:  743867 , date:  "2015-06-18 19:17:41" },
  { height:  523516 , difficulty:  742209 , date:  "2015-06-18 19:17:52" },
  { height:  523517 , difficulty:  743398 , date:  "2015-06-18 19:18:55" },
  { height:  523518 , difficulty:  743613 , date:  "2015-06-18 19:19:38" },
  { height:  523519 , difficulty:  743604 , date:  "2015-06-18 19:21:24" },
  { height:  523520 , difficulty:  744885 , date:  "2015-06-18 19:21:37" },
  { height:  523521 , difficulty:  745248 , date:  "2015-06-18 19:23:19" },
  { height:  523522 , difficulty:  745687 , date:  "2015-06-18 19:24:05" },
  { height:  523523 , difficulty:  745563 , date:  "2015-06-18 19:24:28" },
  { height:  523524 , difficulty:  745561 , date:  "2015-06-18 19:26:04" },
  { height:  523525 , difficulty:  747301 , date:  "2015-06-18 19:26:20" },
  { height:  523526 , difficulty:  745249 , date:  "2015-06-18 19:26:33" },
  { height:  523527 , difficulty:  744506 , date:  "2015-06-18 19:27:33" },
  { height:  523528 , difficulty:  744678 , date:  "2015-06-18 19:29:13" },
  { height:  523529 , difficulty:  744951 , date:  "2015-06-18 19:29:32" },
  { height:  523530 , difficulty:  744694 , date:  "2015-06-18 19:29:54" },
  { height:  523531 , difficulty:  745293 , date:  "2015-06-18 19:30:27" },
  { height:  523532 , difficulty:  744928 , date:  "2015-06-18 19:30:31" },
  { height:  523533 , difficulty:  746501 , date:  "2015-06-18 19:30:35" },
  { height:  523534 , difficulty:  748678 , date:  "2015-06-18 19:32:13" },
  { height:  523535 , difficulty:  748074 , date:  "2015-06-18 19:32:38" },
  { height:  523536 , difficulty:  748050 , date:  "2015-06-18 19:33:52" },
  { height:  523537 , difficulty:  748836 , date:  "2015-06-18 19:34:03" },
  { height:  523538 , difficulty:  749060 , date:  "2015-06-18 19:38:22" },
  { height:  523539 , difficulty:  750229 , date:  "2015-06-18 19:38:28" },
  { height:  523540 , difficulty:  751146 , date:  "2015-06-18 19:40:30" },
  { height:  523541 , difficulty:  749569 , date:  "2015-06-18 19:43:01" },
  { height:  523542 , difficulty:  750026 , date:  "2015-06-18 19:43:21" },
  { height:  523543 , difficulty:  747548 , date:  "2015-06-18 19:44:57" },
  { height:  523544 , difficulty:  752992 , date:  "2015-06-18 19:45:15" },
  { height:  523545 , difficulty:  757423 , date:  "2015-06-18 19:45:56" },
  { height:  523546 , difficulty:  755994 , date:  "2015-06-18 19:45:58" },
  { height:  523547 , difficulty:  754459 , date:  "2015-06-18 19:46:58" },
  { height:  523548 , difficulty:  749223 , date:  "2015-06-18 19:47:20" },
  { height:  523549 , difficulty:  747483 , date:  "2015-06-18 19:47:55" },
  { height:  523550 , difficulty:  744563 , date:  "2015-06-18 19:48:21" },
  { height:  523551 , difficulty:  745008 , date:  "2015-06-18 19:48:52" },
  { height:  523552 , difficulty:  744001 , date:  "2015-06-18 19:48:58" },
  { height:  523553 , difficulty:  744400 , date:  "2015-06-18 19:49:18" },
  { height:  523554 , difficulty:  745690 , date:  "2015-06-18 19:49:40" },
  { height:  523555 , difficulty:  744750 , date:  "2015-06-18 19:50:39" },
  { height:  523556 , difficulty:  746228 , date:  "2015-06-18 19:51:03" },
  { height:  523557 , difficulty:  747237 , date:  "2015-06-18 19:52:53" },
  { height:  523558 , difficulty:  746698 , date:  "2015-06-18 19:52:59" },
  { height:  523559 , difficulty:  745886 , date:  "2015-06-18 19:53:14" },
  { height:  523560 , difficulty:  745935 , date:  "2015-06-18 19:53:32" },
  { height:  523561 , difficulty:  747260 , date:  "2015-06-18 19:55:34" },
  { height:  523562 , difficulty:  748215 , date:  "2015-06-18 19:56:35" },
  { height:  523563 , difficulty:  746012 , date:  "2015-06-18 19:56:40" },
  { height:  523564 , difficulty:  746267 , date:  "2015-06-18 19:59:08" },
  { height:  523565 , difficulty:  750989 , date:  "2015-06-18 19:59:29" },
  { height:  523566 , difficulty:  750933 , date:  "2015-06-18 20:01:21" },
  { height:  523567 , difficulty:  749006 , date:  "2015-06-18 20:03:29" },
  { height:  523568 , difficulty:  747747 , date:  "2015-06-18 20:03:32" },
  { height:  523569 , difficulty:  752305 , date:  "2015-06-18 20:04:47" },
  { height:  523570 , difficulty:  752416 , date:  "2015-06-18 20:09:49" },
  { height:  523571 , difficulty:  751545 , date:  "2015-06-18 20:10:32" },
  { height:  523572 , difficulty:  748827 , date:  "2015-06-18 20:11:21" },
  { height:  523573 , difficulty:  748177 , date:  "2015-06-18 20:11:44" },
  { height:  523574 , difficulty:  746554 , date:  "2015-06-18 20:12:18" },
  { height:  523575 , difficulty:  746417 , date:  "2015-06-18 20:13:52" },
  { height:  523576 , difficulty:  743350 , date:  "2015-06-18 20:15:22" },
  { height:  523577 , difficulty:  741285 , date:  "2015-06-18 20:15:28" },
  { height:  523578 , difficulty:  740713 , date:  "2015-06-18 20:16:07" },
  { height:  523579 , difficulty:  744222 , date:  "2015-06-18 20:18:13" },
  { height:  523580 , difficulty:  742402 , date:  "2015-06-18 20:19:51" },
  { height:  523581 , difficulty:  743827 , date:  "2015-06-18 20:20:07" },
  { height:  523582 , difficulty:  743523 , date:  "2015-06-18 20:20:14" },
  { height:  523583 , difficulty:  744362 , date:  "2015-06-18 20:20:43" },
  { height:  523584 , difficulty:  744158 , date:  "2015-06-18 20:20:45" },
  { height:  523585 , difficulty:  744405 , date:  "2015-06-18 20:20:55" },
  { height:  523586 , difficulty:  743014 , date:  "2015-06-18 20:21:29" },
  { height:  523587 , difficulty:  743405 , date:  "2015-06-18 20:21:32" },
  { height:  523588 , difficulty:  742652 , date:  "2015-06-18 20:22:18" },
  { height:  523589 , difficulty:  742919 , date:  "2015-06-18 20:24:03" },
  { height:  523590 , difficulty:  742695 , date:  "2015-06-18 20:24:49" },
  { height:  523591 , difficulty:  744305 , date:  "2015-06-18 20:29:25" },
  { height:  523592 , difficulty:  744115 , date:  "2015-06-18 20:30:47" },
  { height:  523593 , difficulty:  743500 , date:  "2015-06-18 20:31:16" },
  { height:  523594 , difficulty:  743416 , date:  "2015-06-18 20:34:17" },
  { height:  523595 , difficulty:  741580 , date:  "2015-06-18 20:34:37" },
  { height:  523596 , difficulty:  741462 , date:  "2015-06-18 20:35:25" },
  { height:  523597 , difficulty:  740958 , date:  "2015-06-18 20:37:24" },
  { height:  523598 , difficulty:  740152 , date:  "2015-06-18 20:39:03" },
  { height:  523599 , difficulty:  740986 , date:  "2015-06-18 20:39:16" },
  { height:  523600 , difficulty:  740180 , date:  "2015-06-18 20:39:41" },
  { height:  523601 , difficulty:  740635 , date:  "2015-06-18 20:40:41" },
  { height:  523602 , difficulty:  741694 , date:  "2015-06-18 20:40:59" },
  { height:  523603 , difficulty:  743343 , date:  "2015-06-18 20:41:46" },
  { height:  523604 , difficulty:  742057 , date:  "2015-06-18 20:43:23" },
  { height:  523605 , difficulty:  742221 , date:  "2015-06-18 20:44:06" },
  { height:  523606 , difficulty:  748667 , date:  "2015-06-18 20:44:33" },
  { height:  523607 , difficulty:  748917 , date:  "2015-06-18 20:44:55" },
  { height:  523608 , difficulty:  752432 , date:  "2015-06-18 20:46:32" },
  { height:  523609 , difficulty:  753776 , date:  "2015-06-18 20:47:34" },
  { height:  523610 , difficulty:  752132 , date:  "2015-06-18 20:48:18" },
  { height:  523611 , difficulty:  754511 , date:  "2015-06-18 20:48:29" },
  { height:  523612 , difficulty:  754751 , date:  "2015-06-18 20:49:39" },
  { height:  523613 , difficulty:  755206 , date:  "2015-06-18 20:50:21" },
  { height:  523614 , difficulty:  750069 , date:  "2015-06-18 20:50:38" },
  { height:  523615 , difficulty:  752880 , date:  "2015-06-18 20:50:59" },
  { height:  523616 , difficulty:  750372 , date:  "2015-06-18 20:55:54" },
  { height:  523617 , difficulty:  747692 , date:  "2015-06-18 20:55:58" },
  { height:  523618 , difficulty:  750653 , date:  "2015-06-18 20:59:31" },
  { height:  523619 , difficulty:  748794 , date:  "2015-06-18 21:00:53" },
  { height:  523620 , difficulty:  749340 , date:  "2015-06-18 21:01:15" },
  { height:  523621 , difficulty:  750420 , date:  "2015-06-18 21:01:31" },
  { height:  523622 , difficulty:  751584 , date:  "2015-06-18 21:02:15" },
  { height:  523623 , difficulty:  753961 , date:  "2015-06-18 21:03:53" },
  { height:  523624 , difficulty:  753900 , date:  "2015-06-18 21:04:00" },
  { height:  523625 , difficulty:  753543 , date:  "2015-06-18 21:05:15" },
  { height:  523626 , difficulty:  753726 , date:  "2015-06-18 21:05:26" },
  { height:  523627 , difficulty:  754834 , date:  "2015-06-18 21:05:47" },
  { height:  523628 , difficulty:  754954 , date:  "2015-06-18 21:07:13" },
  { height:  523629 , difficulty:  754841 , date:  "2015-06-18 21:08:13" },
  { height:  523630 , difficulty:  754984 , date:  "2015-06-18 21:09:01" },
  { height:  523631 , difficulty:  754198 , date:  "2015-06-18 21:09:58" },
  { height:  523632 , difficulty:  754235 , date:  "2015-06-18 21:10:05" },
  { height:  523633 , difficulty:  752118 , date:  "2015-06-18 21:11:59" },
  { height:  523634 , difficulty:  755742 , date:  "2015-06-18 21:13:26" },
  { height:  523635 , difficulty:  756747 , date:  "2015-06-18 21:15:00" },
  { height:  523636 , difficulty:  760324 , date:  "2015-06-18 21:15:02" },
  { height:  523637 , difficulty:  757760 , date:  "2015-06-18 21:17:29" },
  { height:  523638 , difficulty:  758837 , date:  "2015-06-18 21:18:43" },
  { height:  523639 , difficulty:  759784 , date:  "2015-06-18 21:19:14" },
  { height:  523640 , difficulty:  756694 , date:  "2015-06-18 21:23:17" },
  { height:  523641 , difficulty:  756402 , date:  "2015-06-18 21:24:10" },
  { height:  523642 , difficulty:  754820 , date:  "2015-06-18 21:24:20" },
  { height:  523643 , difficulty:  753806 , date:  "2015-06-18 21:24:45" },
  { height:  523644 , difficulty:  755395 , date:  "2015-06-18 21:25:31" },
  { height:  523645 , difficulty:  756330 , date:  "2015-06-18 21:26:48" },
  { height:  523646 , difficulty:  750118 , date:  "2015-06-18 21:28:05" },
  { height:  523647 , difficulty:  749296 , date:  "2015-06-18 21:30:23" },
  { height:  523648 , difficulty:  750420 , date:  "2015-06-18 21:31:04" },
  { height:  523649 , difficulty:  751026 , date:  "2015-06-18 21:34:05" },
  { height:  523650 , difficulty:  751650 , date:  "2015-06-18 21:36:34" },
  { height:  523651 , difficulty:  749815 , date:  "2015-06-18 21:37:26" },
  { height:  523652 , difficulty:  748687 , date:  "2015-06-18 21:40:49" },
  { height:  523653 , difficulty:  748819 , date:  "2015-06-18 21:42:07" },
  { height:  523654 , difficulty:  751131 , date:  "2015-06-18 21:42:37" },
  { height:  523655 , difficulty:  751564 , date:  "2015-06-18 21:43:33" },
  { height:  523656 , difficulty:  750242 , date:  "2015-06-18 21:43:35" },
  { height:  523657 , difficulty:  750211 , date:  "2015-06-18 21:43:44" },
  { height:  523658 , difficulty:  750223 , date:  "2015-06-18 21:44:27" },
  { height:  523659 , difficulty:  749717 , date:  "2015-06-18 21:44:56" },
  { height:  523660 , difficulty:  751040 , date:  "2015-06-18 21:45:51" },
  { height:  523661 , difficulty:  751867 , date:  "2015-06-18 21:45:52" },
  { height:  523662 , difficulty:  751444 , date:  "2015-06-18 21:46:36" },
  { height:  523663 , difficulty:  752146 , date:  "2015-06-18 21:46:39" },
  { height:  523664 , difficulty:  752326 , date:  "2015-06-18 21:46:59" },
  { height:  523665 , difficulty:  752319 , date:  "2015-06-18 21:47:31" },
  { height:  523666 , difficulty:  752165 , date:  "2015-06-18 21:50:40" },
  { height:  523667 , difficulty:  746631 , date:  "2015-06-18 21:51:21" },
  { height:  523668 , difficulty:  745499 , date:  "2015-06-18 21:52:37" },
  { height:  523669 , difficulty:  745105 , date:  "2015-06-18 21:52:41" },
  { height:  523670 , difficulty:  741472 , date:  "2015-06-18 21:52:47" },
  { height:  523671 , difficulty:  742339 , date:  "2015-06-18 21:53:05" },
  { height:  523672 , difficulty:  741864 , date:  "2015-06-18 21:54:31" },
  { height:  523673 , difficulty:  741878 , date:  "2015-06-18 21:54:36" },
  { height:  523674 , difficulty:  740269 , date:  "2015-06-18 21:56:02" },
  { height:  523675 , difficulty:  740624 , date:  "2015-06-18 21:56:17" },
  { height:  523676 , difficulty:  742624 , date:  "2015-06-18 21:57:50" },
  { height:  523677 , difficulty:  745823 , date:  "2015-06-18 21:58:04" },
  { height:  523678 , difficulty:  745897 , date:  "2015-06-18 21:59:15" },
  { height:  523679 , difficulty:  745218 , date:  "2015-06-18 22:00:23" },
  { height:  523680 , difficulty:  743964 , date:  "2015-06-18 22:02:38" },
  { height:  523681 , difficulty:  744018 , date:  "2015-06-18 22:02:54" },
  { height:  523682 , difficulty:  744788 , date:  "2015-06-18 22:07:21" },
  { height:  523683 , difficulty:  745130 , date:  "2015-06-18 22:07:27" },
  { height:  523684 , difficulty:  745154 , date:  "2015-06-18 22:07:48" },
  { height:  523685 , difficulty:  744608 , date:  "2015-06-18 22:07:52" },
  { height:  523686 , difficulty:  743998 , date:  "2015-06-18 22:07:58" },
  { height:  523687 , difficulty:  745974 , date:  "2015-06-18 22:08:32" },
  { height:  523688 , difficulty:  745944 , date:  "2015-06-18 22:09:57" },
  { height:  523689 , difficulty:  746406 , date:  "2015-06-18 22:10:57" },
  { height:  523690 , difficulty:  746387 , date:  "2015-06-18 22:12:15" },
  { height:  523691 , difficulty:  747096 , date:  "2015-06-18 22:13:06" },
  { height:  523692 , difficulty:  741627 , date:  "2015-06-18 22:14:07" },
  { height:  523693 , difficulty:  742296 , date:  "2015-06-18 22:16:09" },
  { height:  523694 , difficulty:  740340 , date:  "2015-06-18 22:16:43" },
  { height:  523695 , difficulty:  740549 , date:  "2015-06-18 22:16:55" },
  { height:  523696 , difficulty:  740233 , date:  "2015-06-18 22:17:34" },
  { height:  523697 , difficulty:  740326 , date:  "2015-06-18 22:17:43" },
  { height:  523698 , difficulty:  739554 , date:  "2015-06-18 22:19:56" },
  { height:  523699 , difficulty:  738385 , date:  "2015-06-18 22:20:06" },
  { height:  523700 , difficulty:  738643 , date:  "2015-06-18 22:20:56" },
  { height:  523701 , difficulty:  739222 , date:  "2015-06-18 22:21:00" },
  { height:  523702 , difficulty:  739295 , date:  "2015-06-18 22:22:27" },
  { height:  523703 , difficulty:  741468 , date:  "2015-06-18 22:22:45" },
  { height:  523704 , difficulty:  740709 , date:  "2015-06-18 22:22:55" },
  { height:  523705 , difficulty:  741137 , date:  "2015-06-18 22:23:00" },
  { height:  523706 , difficulty:  740291 , date:  "2015-06-18 22:23:40" },
  { height:  523707 , difficulty:  740615 , date:  "2015-06-18 22:24:58" },
  { height:  523708 , difficulty:  742096 , date:  "2015-06-18 22:25:49" },
  { height:  523709 , difficulty:  741263 , date:  "2015-06-18 22:26:18" },
  { height:  523710 , difficulty:  739754 , date:  "2015-06-18 22:26:41" },
  { height:  523711 , difficulty:  738011 , date:  "2015-06-18 22:26:48" },
  { height:  523712 , difficulty:  738587 , date:  "2015-06-18 22:27:55" },
  { height:  523713 , difficulty:  736733 , date:  "2015-06-18 22:29:20" },
  { height:  523714 , difficulty:  735709 , date:  "2015-06-18 22:30:37" },
  { height:  523715 , difficulty:  736503 , date:  "2015-06-18 22:31:02" },
  { height:  523716 , difficulty:  732243 , date:  "2015-06-18 22:31:21" },
  { height:  523717 , difficulty:  732508 , date:  "2015-06-18 22:32:26" },
  { height:  523718 , difficulty:  734490 , date:  "2015-06-18 22:34:32" },
  { height:  523719 , difficulty:  734509 , date:  "2015-06-18 22:34:35" },
  { height:  523720 , difficulty:  734453 , date:  "2015-06-18 22:34:51" },
  { height:  523721 , difficulty:  733430 , date:  "2015-06-18 22:35:02" },
  { height:  523722 , difficulty:  732159 , date:  "2015-06-18 22:35:11" },
  { height:  523723 , difficulty:  729866 , date:  "2015-06-18 22:36:22" },
  { height:  523724 , difficulty:  729350 , date:  "2015-06-18 22:37:38" },
  { height:  523725 , difficulty:  726343 , date:  "2015-06-18 22:37:44" },
  { height:  523726 , difficulty:  724810 , date:  "2015-06-18 22:40:35" },
  { height:  523727 , difficulty:  723955 , date:  "2015-06-18 22:41:33" },
  { height:  523728 , difficulty:  720513 , date:  "2015-06-18 22:41:58" },
  { height:  523729 , difficulty:  720182 , date:  "2015-06-18 22:42:07" },
  { height:  523730 , difficulty:  725968 , date:  "2015-06-18 22:42:35" },
  { height:  523731 , difficulty:  726183 , date:  "2015-06-18 22:43:01" },
  { height:  523732 , difficulty:  727560 , date:  "2015-06-18 22:43:03" },
  { height:  523733 , difficulty:  728356 , date:  "2015-06-18 22:43:40" },
  { height:  523734 , difficulty:  728174 , date:  "2015-06-18 22:43:59" },
  { height:  523735 , difficulty:  727698 , date:  "2015-06-18 22:44:12" },
  { height:  523736 , difficulty:  729686 , date:  "2015-06-18 22:45:32" },
  { height:  523737 , difficulty:  732077 , date:  "2015-06-18 22:45:37" },
  { height:  523738 , difficulty:  731440 , date:  "2015-06-18 22:48:43" },
  { height:  523739 , difficulty:  731470 , date:  "2015-06-18 22:49:18" },
  { height:  523740 , difficulty:  732464 , date:  "2015-06-18 22:49:36" },
  { height:  523741 , difficulty:  732057 , date:  "2015-06-18 22:49:40" },
  { height:  523742 , difficulty:  728728 , date:  "2015-06-18 22:51:30" },
  { height:  523743 , difficulty:  728822 , date:  "2015-06-18 22:51:39" },
  { height:  523744 , difficulty:  728675 , date:  "2015-06-18 22:52:21" },
  { height:  523745 , difficulty:  729427 , date:  "2015-06-18 22:52:46" },
  { height:  523746 , difficulty:  730507 , date:  "2015-06-18 22:55:21" },
  { height:  523747 , difficulty:  734220 , date:  "2015-06-18 22:55:31" },
  { height:  523748 , difficulty:  736172 , date:  "2015-06-18 22:55:36" },
  { height:  523749 , difficulty:  736558 , date:  "2015-06-18 22:57:12" },
  { height:  523750 , difficulty:  735447 , date:  "2015-06-18 22:57:40" },
  { height:  523751 , difficulty:  735471 , date:  "2015-06-18 22:59:33" },
  { height:  523752 , difficulty:  735182 , date:  "2015-06-18 22:59:44" },
  { height:  523753 , difficulty:  735361 , date:  "2015-06-18 23:00:53" },
  { height:  523754 , difficulty:  734111 , date:  "2015-06-18 23:01:00" },
  { height:  523755 , difficulty:  733438 , date:  "2015-06-18 23:02:18" },
  { height:  523756 , difficulty:  730834 , date:  "2015-06-18 23:04:43" },
  { height:  523757 , difficulty:  732483 , date:  "2015-06-18 23:05:04" },
  { height:  523758 , difficulty:  728968 , date:  "2015-06-18 23:05:19" },
  { height:  523759 , difficulty:  729829 , date:  "2015-06-18 23:05:23" },
  { height:  523760 , difficulty:  729517 , date:  "2015-06-18 23:05:47" },
  { height:  523761 , difficulty:  730243 , date:  "2015-06-18 23:06:49" },
  { height:  523762 , difficulty:  731144 , date:  "2015-06-18 23:06:58" },
  { height:  523763 , difficulty:  733115 , date:  "2015-06-18 23:07:12" },
  { height:  523764 , difficulty:  731776 , date:  "2015-06-18 23:08:41" },
  { height:  523765 , difficulty:  730896 , date:  "2015-06-18 23:09:04" },
  { height:  523766 , difficulty:  729861 , date:  "2015-06-18 23:12:49" },
  { height:  523767 , difficulty:  729496 , date:  "2015-06-18 23:13:19" },
  { height:  523768 , difficulty:  728478 , date:  "2015-06-18 23:14:10" },
  { height:  523769 , difficulty:  727348 , date:  "2015-06-18 23:15:25" },
  { height:  523770 , difficulty:  727232 , date:  "2015-06-18 23:16:02" },
  { height:  523771 , difficulty:  728402 , date:  "2015-06-18 23:16:14" },
  { height:  523772 , difficulty:  731510 , date:  "2015-06-18 23:18:13" },
  { height:  523773 , difficulty:  733536 , date:  "2015-06-18 23:19:25" },
  { height:  523774 , difficulty:  731198 , date:  "2015-06-18 23:19:27" },
  { height:  523775 , difficulty:  731185 , date:  "2015-06-18 23:19:45" },
  { height:  523776 , difficulty:  731132 , date:  "2015-06-18 23:21:14" },
  { height:  523777 , difficulty:  731455 , date:  "2015-06-18 23:21:16" },
  { height:  523778 , difficulty:  731482 , date:  "2015-06-18 23:21:19" },
  { height:  523779 , difficulty:  734616 , date:  "2015-06-18 23:21:39" },
  { height:  523780 , difficulty:  735722 , date:  "2015-06-18 23:22:00" },
  { height:  523781 , difficulty:  738750 , date:  "2015-06-18 23:22:32" },
  { height:  523782 , difficulty:  740549 , date:  "2015-06-18 23:23:00" },
  { height:  523783 , difficulty:  739130 , date:  "2015-06-18 23:25:50" },
  { height:  523784 , difficulty:  738219 , date:  "2015-06-18 23:26:00" },
  { height:  523785 , difficulty:  739249 , date:  "2015-06-18 23:28:30" },
  { height:  523786 , difficulty:  739737 , date:  "2015-06-18 23:29:40" },
  { height:  523787 , difficulty:  740042 , date:  "2015-06-18 23:33:11" },
  { height:  523788 , difficulty:  739363 , date:  "2015-06-18 23:33:20" },
  { height:  523789 , difficulty:  739179 , date:  "2015-06-18 23:33:45" },
  { height:  523790 , difficulty:  737734 , date:  "2015-06-18 23:34:51" },
  { height:  523791 , difficulty:  737811 , date:  "2015-06-18 23:35:03" },
  { height:  523792 , difficulty:  739220 , date:  "2015-06-18 23:35:23" },
  { height:  523793 , difficulty:  738467 , date:  "2015-06-18 23:35:49" },
  { height:  523794 , difficulty:  737037 , date:  "2015-06-18 23:36:54" },
  { height:  523795 , difficulty:  737768 , date:  "2015-06-18 23:37:42" },
  { height:  523796 , difficulty:  740047 , date:  "2015-06-18 23:38:34" },
  { height:  523797 , difficulty:  739831 , date:  "2015-06-18 23:42:56" },
  { height:  523798 , difficulty:  739973 , date:  "2015-06-18 23:44:03" },
  { height:  523799 , difficulty:  741078 , date:  "2015-06-18 23:44:28" },
  { height:  523800 , difficulty:  742246 , date:  "2015-06-18 23:47:27" },
  { height:  523801 , difficulty:  742521 , date:  "2015-06-18 23:49:08" },
  { height:  523802 , difficulty:  742653 , date:  "2015-06-18 23:50:31" },
  { height:  523803 , difficulty:  741670 , date:  "2015-06-18 23:51:20" },
  { height:  523804 , difficulty:  742158 , date:  "2015-06-18 23:51:28" },
  { height:  523805 , difficulty:  742201 , date:  "2015-06-18 23:52:21" },
  { height:  523806 , difficulty:  742281 , date:  "2015-06-18 23:57:31" },
  { height:  523807 , difficulty:  741796 , date:  "2015-06-18 23:58:44" },
  { height:  523808 , difficulty:  743952 , date:  "2015-06-18 23:59:11" },
  { height:  523809 , difficulty:  744101 , date:  "2015-06-19 00:00:00" },
  { height:  523810 , difficulty:  744413 , date:  "2015-06-19 00:00:11" },
  { height:  523811 , difficulty:  745356 , date:  "2015-06-19 00:00:14" },
  { height:  523812 , difficulty:  744303 , date:  "2015-06-19 00:00:34" },
  { height:  523813 , difficulty:  744829 , date:  "2015-06-19 00:00:49" },
  { height:  523814 , difficulty:  741472 , date:  "2015-06-19 00:01:04" },
  { height:  523815 , difficulty:  740874 , date:  "2015-06-19 00:02:50" },
  { height:  523816 , difficulty:  740745 , date:  "2015-06-19 00:03:02" },
  { height:  523817 , difficulty:  740836 , date:  "2015-06-19 00:03:53" },
  { height:  523818 , difficulty:  738867 , date:  "2015-06-19 00:04:59" },
  { height:  523819 , difficulty:  740602 , date:  "2015-06-19 00:05:06" },
  { height:  523820 , difficulty:  740950 , date:  "2015-06-19 00:05:30" },
  { height:  523821 , difficulty:  741504 , date:  "2015-06-19 00:07:08" },
  { height:  523822 , difficulty:  739190 , date:  "2015-06-19 00:09:34" },
  { height:  523823 , difficulty:  739428 , date:  "2015-06-19 00:09:51" },
  { height:  523824 , difficulty:  741832 , date:  "2015-06-19 00:09:55" },
  { height:  523825 , difficulty:  739873 , date:  "2015-06-19 00:10:29" },
  { height:  523826 , difficulty:  740336 , date:  "2015-06-19 00:10:44" },
  { height:  523827 , difficulty:  738324 , date:  "2015-06-19 00:11:09" },
  { height:  523828 , difficulty:  740497 , date:  "2015-06-19 00:12:50" },
  { height:  523829 , difficulty:  739832 , date:  "2015-06-19 00:13:40" },
  { height:  523830 , difficulty:  740697 , date:  "2015-06-19 00:13:47" },
  { height:  523831 , difficulty:  739720 , date:  "2015-06-19 00:16:31" },
  { height:  523832 , difficulty:  737436 , date:  "2015-06-19 00:17:31" },
  { height:  523833 , difficulty:  737405 , date:  "2015-06-19 00:18:13" },
  { height:  523834 , difficulty:  738569 , date:  "2015-06-19 00:18:45" },
  { height:  523835 , difficulty:  738551 , date:  "2015-06-19 00:20:34" },
  { height:  523836 , difficulty:  739665 , date:  "2015-06-19 00:21:25" },
  { height:  523837 , difficulty:  739210 , date:  "2015-06-19 00:22:33" },
  { height:  523838 , difficulty:  740000 , date:  "2015-06-19 00:24:21" },
  { height:  523839 , difficulty:  740617 , date:  "2015-06-19 00:24:42" },
  { height:  523840 , difficulty:  738787 , date:  "2015-06-19 00:25:14" },
  { height:  523841 , difficulty:  738507 , date:  "2015-06-19 00:25:58" },
  { height:  523842 , difficulty:  735961 , date:  "2015-06-19 00:26:35" },
  { height:  523843 , difficulty:  735417 , date:  "2015-06-19 00:28:23" },
  { height:  523844 , difficulty:  735229 , date:  "2015-06-19 00:28:46" },
  { height:  523845 , difficulty:  734028 , date:  "2015-06-19 00:30:45" },
  { height:  523846 , difficulty:  733781 , date:  "2015-06-19 00:36:46" },
  { height:  523847 , difficulty:  734711 , date:  "2015-06-19 00:36:50" },
  { height:  523848 , difficulty:  732773 , date:  "2015-06-19 00:36:54" },
  { height:  523849 , difficulty:  732289 , date:  "2015-06-19 00:37:09" },
  { height:  523850 , difficulty:  732930 , date:  "2015-06-19 00:39:38" },
  { height:  523851 , difficulty:  732800 , date:  "2015-06-19 00:40:01" },
  { height:  523852 , difficulty:  731267 , date:  "2015-06-19 00:39:22" },
  { height:  523853 , difficulty:  732717 , date:  "2015-06-19 00:40:24" },
  { height:  523854 , difficulty:  734255 , date:  "2015-06-19 00:40:22" },
  { height:  523855 , difficulty:  734591 , date:  "2015-06-19 00:41:25" },
  { height:  523856 , difficulty:  734294 , date:  "2015-06-19 00:43:28" },
  { height:  523857 , difficulty:  734306 , date:  "2015-06-19 00:43:47" },
  { height:  523858 , difficulty:  736341 , date:  "2015-06-19 00:45:22" },
  { height:  523859 , difficulty:  733167 , date:  "2015-06-19 00:45:26" },
  { height:  523860 , difficulty:  735250 , date:  "2015-06-19 00:46:50" },
  { height:  523861 , difficulty:  732265 , date:  "2015-06-19 00:48:15" },
  { height:  523862 , difficulty:  730959 , date:  "2015-06-19 00:48:56" },
  { height:  523863 , difficulty:  727385 , date:  "2015-06-19 00:50:40" },
  { height:  523864 , difficulty:  727541 , date:  "2015-06-19 00:51:29" },
  { height:  523865 , difficulty:  727228 , date:  "2015-06-19 00:51:33" },
  { height:  523866 , difficulty:  726290 , date:  "2015-06-19 00:51:39" },
  { height:  523867 , difficulty:  728379 , date:  "2015-06-19 00:51:54" },
  { height:  523868 , difficulty:  728030 , date:  "2015-06-19 00:52:43" },
  { height:  523869 , difficulty:  727950 , date:  "2015-06-19 00:53:27" },
  { height:  523870 , difficulty:  727282 , date:  "2015-06-19 00:54:37" },
  { height:  523871 , difficulty:  726520 , date:  "2015-06-19 00:54:39" },
  { height:  523872 , difficulty:  727465 , date:  "2015-06-19 00:55:22" },
  { height:  523873 , difficulty:  724432 , date:  "2015-06-19 00:55:39" },
  { height:  523874 , difficulty:  723423 , date:  "2015-06-19 00:57:47" },
  { height:  523875 , difficulty:  723398 , date:  "2015-06-19 00:58:33" },
  { height:  523876 , difficulty:  721042 , date:  "2015-06-19 01:01:53" },
  { height:  523877 , difficulty:  719388 , date:  "2015-06-19 01:02:02" },
  { height:  523878 , difficulty:  718506 , date:  "2015-06-19 01:03:53" },
  { height:  523879 , difficulty:  717680 , date:  "2015-06-19 01:04:35" },
  { height:  523880 , difficulty:  718169 , date:  "2015-06-19 01:05:03" },
  { height:  523881 , difficulty:  718638 , date:  "2015-06-19 01:05:39" },
  { height:  523882 , difficulty:  712961 , date:  "2015-06-19 01:07:20" },
  { height:  523883 , difficulty:  713685 , date:  "2015-06-19 01:07:35" },
  { height:  523884 , difficulty:  718538 , date:  "2015-06-19 01:07:56" },
  { height:  523885 , difficulty:  718803 , date:  "2015-06-19 01:08:50" },
  { height:  523886 , difficulty:  720199 , date:  "2015-06-19 01:10:06" },
  { height:  523887 , difficulty:  720197 , date:  "2015-06-19 01:10:11" },
  { height:  523888 , difficulty:  720289 , date:  "2015-06-19 01:11:03" },
  { height:  523889 , difficulty:  721904 , date:  "2015-06-19 01:11:22" },
  { height:  523890 , difficulty:  722222 , date:  "2015-06-19 01:11:32" },
  { height:  523891 , difficulty:  720456 , date:  "2015-06-19 01:12:17" },
  { height:  523892 , difficulty:  721457 , date:  "2015-06-19 01:12:42" },
  { height:  523893 , difficulty:  723235 , date:  "2015-06-19 01:13:48" },
  { height:  523894 , difficulty:  724182 , date:  "2015-06-19 01:16:11" },
  { height:  523895 , difficulty:  724610 , date:  "2015-06-19 01:16:20" },
  { height:  523896 , difficulty:  725450 , date:  "2015-06-19 01:17:19" },
  { height:  523897 , difficulty:  723719 , date:  "2015-06-19 01:18:51" },
  { height:  523898 , difficulty:  721589 , date:  "2015-06-19 01:19:47" },
  { height:  523899 , difficulty:  722128 , date:  "2015-06-19 01:19:56" },
  { height:  523900 , difficulty:  721999 , date:  "2015-06-19 01:21:16" },
  { height:  523901 , difficulty:  721615 , date:  "2015-06-19 01:22:41" },
  { height:  523902 , difficulty:  721929 , date:  "2015-06-19 01:23:56" },
  { height:  523903 , difficulty:  721484 , date:  "2015-06-19 01:23:58" },
  { height:  523904 , difficulty:  719566 , date:  "2015-06-19 01:25:14" },
  { height:  523905 , difficulty:  719551 , date:  "2015-06-19 01:25:36" },
  { height:  523906 , difficulty:  719922 , date:  "2015-06-19 01:26:39" },
  { height:  523907 , difficulty:  717207 , date:  "2015-06-19 01:28:28" },
  { height:  523908 , difficulty:  716141 , date:  "2015-06-19 01:28:40" },
  { height:  523909 , difficulty:  716940 , date:  "2015-06-19 01:30:06" },
  { height:  523910 , difficulty:  717192 , date:  "2015-06-19 01:30:54" },
  { height:  523911 , difficulty:  715443 , date:  "2015-06-19 01:31:09" },
  { height:  523912 , difficulty:  714861 , date:  "2015-06-19 01:31:12" },
  { height:  523913 , difficulty:  714640 , date:  "2015-06-19 01:31:24" },
  { height:  523914 , difficulty:  713948 , date:  "2015-06-19 01:33:32" },
  { height:  523915 , difficulty:  714031 , date:  "2015-06-19 01:35:37" },
  { height:  523916 , difficulty:  714527 , date:  "2015-06-19 01:38:22" },
  { height:  523917 , difficulty:  714378 , date:  "2015-06-19 01:38:31" },
  { height:  523918 , difficulty:  713716 , date:  "2015-06-19 01:38:34" },
  { height:  523919 , difficulty:  712263 , date:  "2015-06-19 01:39:24" },
  { height:  523920 , difficulty:  712224 , date:  "2015-06-19 01:40:10" },
  { height:  523921 , difficulty:  711919 , date:  "2015-06-19 01:40:54" },
  { height:  523922 , difficulty:  706146 , date:  "2015-06-19 01:41:11" },
  { height:  523923 , difficulty:  707182 , date:  "2015-06-19 01:43:06" },
  { height:  523924 , difficulty:  707100 , date:  "2015-06-19 01:44:29" },
  { height:  523925 , difficulty:  707018 , date:  "2015-06-19 01:45:59" },
  { height:  523926 , difficulty:  704530 , date:  "2015-06-19 01:46:11" },
  { height:  523927 , difficulty:  704238 , date:  "2015-06-19 01:46:56" },
  { height:  523928 , difficulty:  707387 , date:  "2015-06-19 01:47:28" },
  { height:  523929 , difficulty:  706996 , date:  "2015-06-19 01:48:18" },
  { height:  523930 , difficulty:  708299 , date:  "2015-06-19 01:48:24" },
  { height:  523931 , difficulty:  707239 , date:  "2015-06-19 01:49:14" },
  { height:  523932 , difficulty:  705904 , date:  "2015-06-19 01:51:06" },
  { height:  523933 , difficulty:  711754 , date:  "2015-06-19 01:53:20" },
  { height:  523934 , difficulty:  710317 , date:  "2015-06-19 01:54:20" },
  { height:  523935 , difficulty:  734342 , date:  "2015-06-19 01:55:25" },
  { height:  523936 , difficulty:  732652 , date:  "2015-06-19 01:56:10" },
  { height:  523937 , difficulty:  737544 , date:  "2015-06-19 01:57:46" },
  { height:  523938 , difficulty:  739139 , date:  "2015-06-19 01:59:13" },
  { height:  523939 , difficulty:  749016 , date:  "2015-06-19 01:59:41" },
  { height:  523940 , difficulty:  747940 , date:  "2015-06-19 02:02:12" },
  { height:  523941 , difficulty:  759732 , date:  "2015-06-19 02:02:33" },
  { height:  523942 , difficulty:  759675 , date:  "2015-06-19 02:04:36" },
  { height:  523943 , difficulty:  760357 , date:  "2015-06-19 02:06:25" },
  { height:  523944 , difficulty:  759742 , date:  "2015-06-19 02:08:51" },
  { height:  523945 , difficulty:  762815 , date:  "2015-06-19 02:09:05" },
  { height:  523946 , difficulty:  763730 , date:  "2015-06-19 02:09:29" },
  { height:  523947 , difficulty:  763623 , date:  "2015-06-19 02:10:32" },
  { height:  523948 , difficulty:  762887 , date:  "2015-06-19 02:11:02" },
  { height:  523949 , difficulty:  764209 , date:  "2015-06-19 02:11:04" },
  { height:  523950 , difficulty:  761857 , date:  "2015-06-19 02:11:31" },
  { height:  523951 , difficulty:  762218 , date:  "2015-06-19 02:11:53" },
  { height:  523952 , difficulty:  759509 , date:  "2015-06-19 02:12:34" },
  { height:  523953 , difficulty:  759318 , date:  "2015-06-19 02:12:40" },
  { height:  523954 , difficulty:  757539 , date:  "2015-06-19 02:12:51" },
  { height:  523955 , difficulty:  756791 , date:  "2015-06-19 02:13:04" },
  { height:  523956 , difficulty:  760831 , date:  "2015-06-19 02:13:32" },
  { height:  523957 , difficulty:  760833 , date:  "2015-06-19 02:14:22" },
  { height:  523958 , difficulty:  758541 , date:  "2015-06-19 02:14:26" },
  { height:  523959 , difficulty:  760992 , date:  "2015-06-19 02:14:45" },
  { height:  523960 , difficulty:  760551 , date:  "2015-06-19 02:17:58" },
  { height:  523961 , difficulty:  761822 , date:  "2015-06-19 02:19:00" },
  { height:  523962 , difficulty:  762017 , date:  "2015-06-19 02:19:04" },
  { height:  523963 , difficulty:  763659 , date:  "2015-06-19 02:19:30" },
  { height:  523964 , difficulty:  764172 , date:  "2015-06-19 02:20:41" },
  { height:  523965 , difficulty:  763819 , date:  "2015-06-19 02:23:10" },
  { height:  523966 , difficulty:  771888 , date:  "2015-06-19 02:23:36" },
  { height:  523967 , difficulty:  770949 , date:  "2015-06-19 02:24:00" },
  { height:  523968 , difficulty:  771082 , date:  "2015-06-19 02:25:21" },
  { height:  523969 , difficulty:  770221 , date:  "2015-06-19 02:25:54" },
  { height:  523970 , difficulty:  767707 , date:  "2015-06-19 02:26:05" },
  { height:  523971 , difficulty:  768335 , date:  "2015-06-19 02:27:08" },
  { height:  523972 , difficulty:  768481 , date:  "2015-06-19 02:27:53" },
  { height:  523973 , difficulty:  766638 , date:  "2015-06-19 02:27:59" },
  { height:  523974 , difficulty:  766226 , date:  "2015-06-19 02:28:04" },
  { height:  523975 , difficulty:  772263 , date:  "2015-06-19 02:28:25" },
  { height:  523976 , difficulty:  770599 , date:  "2015-06-19 02:29:12" },
  { height:  523977 , difficulty:  769736 , date:  "2015-06-19 02:29:54" },
  { height:  523978 , difficulty:  768229 , date:  "2015-06-19 02:30:53" },
  { height:  523979 , difficulty:  771492 , date:  "2015-06-19 02:31:08" },
  { height:  523980 , difficulty:  770567 , date:  "2015-06-19 02:31:44" },
  { height:  523981 , difficulty:  771694 , date:  "2015-06-19 02:33:53" },
  { height:  523982 , difficulty:  770259 , date:  "2015-06-19 02:34:53" },
  { height:  523983 , difficulty:  769891 , date:  "2015-06-19 02:37:13" },
  { height:  523984 , difficulty:  769694 , date:  "2015-06-19 02:37:15" },
  { height:  523985 , difficulty:  768792 , date:  "2015-06-19 02:37:32" },
  { height:  523986 , difficulty:  768069 , date:  "2015-06-19 02:37:52" },
  { height:  523987 , difficulty:  768006 , date:  "2015-06-19 02:38:07" },
  { height:  523988 , difficulty:  769229 , date:  "2015-06-19 02:38:46" },
  { height:  523989 , difficulty:  770992 , date:  "2015-06-19 02:39:03" },
  { height:  523990 , difficulty:  768991 , date:  "2015-06-19 02:39:13" },
  { height:  523991 , difficulty:  766360 , date:  "2015-06-19 02:40:32" },
  { height:  523992 , difficulty:  763654 , date:  "2015-06-19 02:40:54" },
  { height:  523993 , difficulty:  763434 , date:  "2015-06-19 02:42:13" },
  { height:  523994 , difficulty:  764682 , date:  "2015-06-19 02:42:19" },
  { height:  523995 , difficulty:  766972 , date:  "2015-06-19 02:42:33" },
  { height:  523996 , difficulty:  765952 , date:  "2015-06-19 02:42:53" },
  { height:  523997 , difficulty:  766327 , date:  "2015-06-19 02:43:17" },
  { height:  523998 , difficulty:  765943 , date:  "2015-06-19 02:44:01" },
  { height:  523999 , difficulty:  765651 , date:  "2015-06-19 02:50:38" },
  { height:  524000 , difficulty:  768968 , date:  "2015-06-19 02:53:17" },
  { height:  524001 , difficulty:  768272 , date:  "2015-06-19 02:54:19" },
  { height:  524002 , difficulty:  769060 , date:  "2015-06-19 02:54:53" },
  { height:  524003 , difficulty:  770273 , date:  "2015-06-19 02:58:20" },
  { height:  524004 , difficulty:  770854 , date:  "2015-06-19 02:59:00" },
  { height:  524005 , difficulty:  770718 , date:  "2015-06-19 02:59:13" },
  { height:  524006 , difficulty:  771749 , date:  "2015-06-19 03:00:57" },
  { height:  524007 , difficulty:  771344 , date:  "2015-06-19 03:01:02" },
  { height:  524008 , difficulty:  769079 , date:  "2015-06-19 03:04:10" },
  { height:  524009 , difficulty:  768183 , date:  "2015-06-19 03:05:17" },
  { height:  524010 , difficulty:  769086 , date:  "2015-06-19 03:06:58" },
  { height:  524011 , difficulty:  768362 , date:  "2015-06-19 03:07:52" },
  { height:  524012 , difficulty:  768231 , date:  "2015-06-19 03:08:25" },
  { height:  524013 , difficulty:  767740 , date:  "2015-06-19 03:08:50" },
  { height:  524014 , difficulty:  766058 , date:  "2015-06-19 03:11:31" },
  { height:  524015 , difficulty:  766255 , date:  "2015-06-19 03:19:58" },
  { height:  524016 , difficulty:  766202 , date:  "2015-06-19 03:20:20" },
  { height:  524017 , difficulty:  766146 , date:  "2015-06-19 03:22:21" },
  { height:  524018 , difficulty:  763699 , date:  "2015-06-19 03:22:28" },
  { height:  524019 , difficulty:  761489 , date:  "2015-06-19 03:27:05" },
  { height:  524020 , difficulty:  759877 , date:  "2015-06-19 03:34:57" },
  { height:  524021 , difficulty:  759887 , date:  "2015-06-19 03:35:23" },
  { height:  524022 , difficulty:  761318 , date:  "2015-06-19 03:36:44" },
  { height:  524023 , difficulty:  760020 , date:  "2015-06-19 03:38:28" },
  { height:  524024 , difficulty:  759529 , date:  "2015-06-19 03:39:26" },
  { height:  524025 , difficulty:  760785 , date:  "2015-06-19 03:40:16" },
  { height:  524026 , difficulty:  760490 , date:  "2015-06-19 03:40:34" },
  { height:  524027 , difficulty:  760328 , date:  "2015-06-19 03:41:22" },
  { height:  524028 , difficulty:  760098 , date:  "2015-06-19 03:41:29" },
  { height:  524029 , difficulty:  760193 , date:  "2015-06-19 03:41:42" },
  { height:  524030 , difficulty:  764117 , date:  "2015-06-19 03:41:49" },
  { height:  524031 , difficulty:  765155 , date:  "2015-06-19 03:42:52" },
  { height:  524032 , difficulty:  769813 , date:  "2015-06-19 03:43:25" },
  { height:  524033 , difficulty:  769584 , date:  "2015-06-19 03:43:48" },
  { height:  524034 , difficulty:  770842 , date:  "2015-06-19 03:45:09" },
  { height:  524035 , difficulty:  770812 , date:  "2015-06-19 03:45:48" },
  { height:  524036 , difficulty:  772777 , date:  "2015-06-19 03:47:09" },
  { height:  524037 , difficulty:  772905 , date:  "2015-06-19 03:48:39" },
  { height:  524038 , difficulty:  776745 , date:  "2015-06-19 03:51:07" },
  { height:  524039 , difficulty:  776468 , date:  "2015-06-19 03:51:27" },
  { height:  524040 , difficulty:  779890 , date:  "2015-06-19 03:52:42" },
  { height:  524041 , difficulty:  778171 , date:  "2015-06-19 03:57:13" },
  { height:  524042 , difficulty:  778191 , date:  "2015-06-19 03:58:59" },
  { height:  524043 , difficulty:  778734 , date:  "2015-06-19 04:00:00" },
  { height:  524044 , difficulty:  777017 , date:  "2015-06-19 04:00:05" },
  { height:  524045 , difficulty:  776827 , date:  "2015-06-19 04:00:22" },
  { height:  524046 , difficulty:  784759 , date:  "2015-06-19 04:00:36" },
  { height:  524047 , difficulty:  785816 , date:  "2015-06-19 04:01:00" },
  { height:  524048 , difficulty:  785946 , date:  "2015-06-19 04:02:07" },
  { height:  524049 , difficulty:  788781 , date:  "2015-06-19 04:03:26" },
  { height:  524050 , difficulty:  792696 , date:  "2015-06-19 04:04:13" },
  { height:  524051 , difficulty:  792580 , date:  "2015-06-19 04:04:19" },
  { height:  524052 , difficulty:  792100 , date:  "2015-06-19 04:04:51" },
  { height:  524053 , difficulty:  792020 , date:  "2015-06-19 04:05:36" },
  { height:  524054 , difficulty:  791724 , date:  "2015-06-19 04:06:42" },
  { height:  524055 , difficulty:  792193 , date:  "2015-06-19 04:08:24" },
  { height:  524056 , difficulty:  791527 , date:  "2015-06-19 04:08:39" },
  { height:  524057 , difficulty:  789502 , date:  "2015-06-19 04:09:50" },
  { height:  524058 , difficulty:  788278 , date:  "2015-06-19 04:11:34" },
  { height:  524059 , difficulty:  785291 , date:  "2015-06-19 04:11:58" },
  { height:  524060 , difficulty:  785495 , date:  "2015-06-19 04:12:24" },
  { height:  524061 , difficulty:  785651 , date:  "2015-06-19 04:13:19" },
  { height:  524062 , difficulty:  786967 , date:  "2015-06-19 04:14:26" },
  { height:  524063 , difficulty:  786747 , date:  "2015-06-19 04:14:36" },
  { height:  524064 , difficulty:  788466 , date:  "2015-06-19 04:15:10" },
  { height:  524065 , difficulty:  788301 , date:  "2015-06-19 04:15:40" },
  { height:  524066 , difficulty:  789768 , date:  "2015-06-19 04:18:35" },
  { height:  524067 , difficulty:  788864 , date:  "2015-06-19 04:18:51" },
  { height:  524068 , difficulty:  788496 , date:  "2015-06-19 04:19:03" },
  { height:  524069 , difficulty:  788965 , date:  "2015-06-19 04:19:32" },
  { height:  524070 , difficulty:  789085 , date:  "2015-06-19 04:20:53" },
  { height:  524071 , difficulty:  789215 , date:  "2015-06-19 04:22:43" },
  { height:  524072 , difficulty:  791173 , date:  "2015-06-19 04:22:46" },
  { height:  524073 , difficulty:  792812 , date:  "2015-06-19 04:23:00" },
  { height:  524074 , difficulty:  791856 , date:  "2015-06-19 04:23:02" },
  { height:  524075 , difficulty:  784465 , date:  "2015-06-19 04:23:46" },
  { height:  524076 , difficulty:  781950 , date:  "2015-06-19 04:24:39" },
  { height:  524077 , difficulty:  781416 , date:  "2015-06-19 04:25:15" },
  { height:  524078 , difficulty:  782700 , date:  "2015-06-19 04:25:18" },
  { height:  524079 , difficulty:  778847 , date:  "2015-06-19 04:26:15" },
  { height:  524080 , difficulty:  779665 , date:  "2015-06-19 04:29:09" },
  { height:  524081 , difficulty:  783560 , date:  "2015-06-19 04:29:12" },
  { height:  524082 , difficulty:  785312 , date:  "2015-06-19 04:32:19" },
  { height:  524083 , difficulty:  786231 , date:  "2015-06-19 04:33:05" },
  { height:  524084 , difficulty:  785126 , date:  "2015-06-19 04:34:39" },
  { height:  524085 , difficulty:  787782 , date:  "2015-06-19 04:34:50" },
  { height:  524086 , difficulty:  785587 , date:  "2015-06-19 04:36:06" },
  { height:  524087 , difficulty:  785575 , date:  "2015-06-19 04:38:21" },
  { height:  524088 , difficulty:  785139 , date:  "2015-06-19 04:38:25" },
  { height:  524089 , difficulty:  786745 , date:  "2015-06-19 04:39:32" },
  { height:  524090 , difficulty:  784014 , date:  "2015-06-19 04:39:42" },
  { height:  524091 , difficulty:  773653 , date:  "2015-06-19 04:41:21" },
  { height:  524092 , difficulty:  774377 , date:  "2015-06-19 04:44:07" },
  { height:  524093 , difficulty:  772025 , date:  "2015-06-19 04:46:18" },
  { height:  524094 , difficulty:  773572 , date:  "2015-06-19 04:47:05" },
  { height:  524095 , difficulty:  768279 , date:  "2015-06-19 04:49:21" },
  { height:  524096 , difficulty:  759447 , date:  "2015-06-19 04:52:22" },
  { height:  524097 , difficulty:  761611 , date:  "2015-06-19 04:54:59" },
  { height:  524098 , difficulty:  761760 , date:  "2015-06-19 04:55:00" },
  { height:  524099 , difficulty:  760277 , date:  "2015-06-19 04:55:17" },
  { height:  524100 , difficulty:  759101 , date:  "2015-06-19 04:56:42" },
  { height:  524101 , difficulty:  758624 , date:  "2015-06-19 04:57:06" },
  { height:  524102 , difficulty:  758532 , date:  "2015-06-19 04:57:36" },
  { height:  524103 , difficulty:  758872 , date:  "2015-06-19 04:58:59" },
  { height:  524104 , difficulty:  759406 , date:  "2015-06-19 05:00:29" },
  { height:  524105 , difficulty:  759528 , date:  "2015-06-19 05:00:54" },
  { height:  524106 , difficulty:  759834 , date:  "2015-06-19 05:02:27" },
  { height:  524107 , difficulty:  760577 , date:  "2015-06-19 05:03:21" },
  { height:  524108 , difficulty:  760162 , date:  "2015-06-19 05:03:27" },
  { height:  524109 , difficulty:  760848 , date:  "2015-06-19 05:03:59" },
  { height:  524110 , difficulty:  760192 , date:  "2015-06-19 05:04:16" },
  { height:  524111 , difficulty:  760504 , date:  "2015-06-19 05:05:21" },
  { height:  524112 , difficulty:  759723 , date:  "2015-06-19 05:05:26" },
  { height:  524113 , difficulty:  760176 , date:  "2015-06-19 05:08:32" },
  { height:  524114 , difficulty:  758255 , date:  "2015-06-19 05:09:00" },
  { height:  524115 , difficulty:  761612 , date:  "2015-06-19 05:09:13" },
  { height:  524116 , difficulty:  760649 , date:  "2015-06-19 05:09:33" },
  { height:  524117 , difficulty:  755791 , date:  "2015-06-19 05:10:35" },
  { height:  524118 , difficulty:  753861 , date:  "2015-06-19 05:11:28" },
  { height:  524119 , difficulty:  753787 , date:  "2015-06-19 05:12:57" },
  { height:  524120 , difficulty:  754606 , date:  "2015-06-19 05:14:15" },
  { height:  524121 , difficulty:  754827 , date:  "2015-06-19 05:13:28" },
  { height:  524122 , difficulty:  755371 , date:  "2015-06-19 05:14:31" },
  { height:  524123 , difficulty:  755641 , date:  "2015-06-19 05:15:12" },
  { height:  524124 , difficulty:  754396 , date:  "2015-06-19 05:15:48" },
  { height:  524125 , difficulty:  754928 , date:  "2015-06-19 05:15:54" },
  { height:  524126 , difficulty:  754981 , date:  "2015-06-19 05:18:30" },
  { height:  524127 , difficulty:  755352 , date:  "2015-06-19 05:18:33" },
  { height:  524128 , difficulty:  755788 , date:  "2015-06-19 05:19:48" },
  { height:  524129 , difficulty:  755728 , date:  "2015-06-19 05:19:50" },
  { height:  524130 , difficulty:  754794 , date:  "2015-06-19 05:20:48" },
  { height:  524131 , difficulty:  753716 , date:  "2015-06-19 05:21:10" },
  { height:  524132 , difficulty:  754908 , date:  "2015-06-19 05:21:48" },
  { height:  524133 , difficulty:  754436 , date:  "2015-06-19 05:21:49" },
  { height:  524134 , difficulty:  753069 , date:  "2015-06-19 05:21:58" },
  { height:  524135 , difficulty:  753331 , date:  "2015-06-19 05:22:27" },
  { height:  524136 , difficulty:  753401 , date:  "2015-06-19 05:23:33" },
  { height:  524137 , difficulty:  752432 , date:  "2015-06-19 05:25:37" },
  { height:  524138 , difficulty:  751788 , date:  "2015-06-19 05:25:55" },
  { height:  524139 , difficulty:  751961 , date:  "2015-06-19 05:26:19" },
  { height:  524140 , difficulty:  753091 , date:  "2015-06-19 05:27:08" },
  { height:  524141 , difficulty:  752739 , date:  "2015-06-19 05:27:22" },
  { height:  524142 , difficulty:  752157 , date:  "2015-06-19 05:27:41" },
  { height:  524143 , difficulty:  752039 , date:  "2015-06-19 05:27:58" },
  { height:  524144 , difficulty:  752085 , date:  "2015-06-19 05:28:22" },
  { height:  524145 , difficulty:  753256 , date:  "2015-06-19 05:29:43" },
  { height:  524146 , difficulty:  754317 , date:  "2015-06-19 05:29:49" },
  { height:  524147 , difficulty:  757603 , date:  "2015-06-19 05:29:55" },
  { height:  524148 , difficulty:  759479 , date:  "2015-06-19 05:32:01" },
  { height:  524149 , difficulty:  762384 , date:  "2015-06-19 05:33:40" },
  { height:  524150 , difficulty:  762693 , date:  "2015-06-19 05:35:55" },
  { height:  524151 , difficulty:  763318 , date:  "2015-06-19 05:37:17" },
  { height:  524152 , difficulty:  762419 , date:  "2015-06-19 05:38:21" },
  { height:  524153 , difficulty:  762210 , date:  "2015-06-19 05:39:17" },
  { height:  524154 , difficulty:  763302 , date:  "2015-06-19 05:40:01" },
  { height:  524155 , difficulty:  762198 , date:  "2015-06-19 05:41:24" },
  { height:  524156 , difficulty:  759073 , date:  "2015-06-19 05:41:28" },
  { height:  524157 , difficulty:  759994 , date:  "2015-06-19 05:41:41" },
  { height:  524158 , difficulty:  757528 , date:  "2015-06-19 05:41:23" },
  { height:  524159 , difficulty:  756699 , date:  "2015-06-19 05:46:47" },
  { height:  524160 , difficulty:  756193 , date:  "2015-06-19 05:48:48" },
  { height:  524161 , difficulty:  756867 , date:  "2015-06-19 05:48:53" },
  { height:  524162 , difficulty:  757880 , date:  "2015-06-19 05:49:39" },
  { height:  524163 , difficulty:  755453 , date:  "2015-06-19 05:49:41" },
  { height:  524164 , difficulty:  755897 , date:  "2015-06-19 05:50:38" },
  { height:  524165 , difficulty:  754854 , date:  "2015-06-19 05:52:25" },
  { height:  524166 , difficulty:  756808 , date:  "2015-06-19 05:52:43" },
  { height:  524167 , difficulty:  756703 , date:  "2015-06-19 05:52:54" },
  { height:  524168 , difficulty:  753984 , date:  "2015-06-19 05:55:28" },
  { height:  524169 , difficulty:  752692 , date:  "2015-06-19 05:55:35" },
  { height:  524170 , difficulty:  752714 , date:  "2015-06-19 05:56:05" },
  { height:  524171 , difficulty:  753045 , date:  "2015-06-19 05:56:08" },
  { height:  524172 , difficulty:  751041 , date:  "2015-06-19 05:56:40" },
  { height:  524173 , difficulty:  749428 , date:  "2015-06-19 05:57:06" },
  { height:  524174 , difficulty:  749637 , date:  "2015-06-19 05:58:29" },
  { height:  524175 , difficulty:  753822 , date:  "2015-06-19 05:58:39" },
  { height:  524176 , difficulty:  755490 , date:  "2015-06-19 05:59:07" },
  { height:  524177 , difficulty:  755905 , date:  "2015-06-19 06:01:03" },
  { height:  524178 , difficulty:  755974 , date:  "2015-06-19 06:02:16" },
  { height:  524179 , difficulty:  756656 , date:  "2015-06-19 06:03:11" },
  { height:  524180 , difficulty:  754935 , date:  "2015-06-19 06:03:15" },
  { height:  524181 , difficulty:  756358 , date:  "2015-06-19 06:03:34" },
  { height:  524182 , difficulty:  755337 , date:  "2015-06-19 06:04:08" },
  { height:  524183 , difficulty:  754915 , date:  "2015-06-19 06:06:42" },
  { height:  524184 , difficulty:  754916 , date:  "2015-06-19 06:09:55" },
  { height:  524185 , difficulty:  757324 , date:  "2015-06-19 06:11:35" },
  { height:  524186 , difficulty:  757026 , date:  "2015-06-19 06:11:36" },
  { height:  524187 , difficulty:  757948 , date:  "2015-06-19 06:13:25" },
  { height:  524188 , difficulty:  758377 , date:  "2015-06-19 06:14:22" },
  { height:  524189 , difficulty:  756929 , date:  "2015-06-19 06:14:32" },
  { height:  524190 , difficulty:  757358 , date:  "2015-06-19 06:14:59" },
  { height:  524191 , difficulty:  757348 , date:  "2015-06-19 06:15:22" },
  { height:  524192 , difficulty:  758296 , date:  "2015-06-19 06:19:12" },
  { height:  524193 , difficulty:  757911 , date:  "2015-06-19 06:20:43" },
  { height:  524194 , difficulty:  759063 , date:  "2015-06-19 06:21:11" },
  { height:  524195 , difficulty:  757452 , date:  "2015-06-19 06:21:21" },
  { height:  524196 , difficulty:  758986 , date:  "2015-06-19 06:22:21" },
  { height:  524197 , difficulty:  758981 , date:  "2015-06-19 06:22:27" },
  { height:  524198 , difficulty:  759147 , date:  "2015-06-19 06:23:53" },
  { height:  524199 , difficulty:  760346 , date:  "2015-06-19 06:24:12" },
  { height:  524200 , difficulty:  759928 , date:  "2015-06-19 06:24:36" },
  { height:  524201 , difficulty:  760094 , date:  "2015-06-19 06:25:26" },
  { height:  524202 , difficulty:  758054 , date:  "2015-06-19 06:25:32" },
  { height:  524203 , difficulty:  760152 , date:  "2015-06-19 06:27:02" },
  { height:  524204 , difficulty:  758968 , date:  "2015-06-19 06:31:25" },
  { height:  524205 , difficulty:  759416 , date:  "2015-06-19 06:31:28" },
  { height:  524206 , difficulty:  758896 , date:  "2015-06-19 06:33:52" },
  { height:  524207 , difficulty:  758525 , date:  "2015-06-19 06:33:59" },
  { height:  524208 , difficulty:  757813 , date:  "2015-06-19 06:34:06" },
  { height:  524209 , difficulty:  759900 , date:  "2015-06-19 06:36:10" },
  { height:  524210 , difficulty:  760253 , date:  "2015-06-19 06:36:40" },
  { height:  524211 , difficulty:  761230 , date:  "2015-06-19 06:36:43" },
  { height:  524212 , difficulty:  760054 , date:  "2015-06-19 06:37:00" },
  { height:  524213 , difficulty:  762972 , date:  "2015-06-19 06:37:46" },
  { height:  524214 , difficulty:  762715 , date:  "2015-06-19 06:39:50" },
  { height:  524215 , difficulty:  764843 , date:  "2015-06-19 06:40:07" },
  { height:  524216 , difficulty:  767075 , date:  "2015-06-19 06:40:20" },
  { height:  524217 , difficulty:  767211 , date:  "2015-06-19 06:40:34" },
  { height:  524218 , difficulty:  768908 , date:  "2015-06-19 06:41:22" },
  { height:  524219 , difficulty:  768929 , date:  "2015-06-19 06:41:51" },
  { height:  524220 , difficulty:  769294 , date:  "2015-06-19 06:44:50" },
  { height:  524221 , difficulty:  767554 , date:  "2015-06-19 06:46:29" },
  { height:  524222 , difficulty:  768739 , date:  "2015-06-19 06:47:31" },
  { height:  524223 , difficulty:  769105 , date:  "2015-06-19 06:47:40" },
  { height:  524224 , difficulty:  767129 , date:  "2015-06-19 06:51:02" },
  { height:  524225 , difficulty:  765564 , date:  "2015-06-19 06:51:35" },
  { height:  524226 , difficulty:  763334 , date:  "2015-06-19 06:51:43" },
  { height:  524227 , difficulty:  761723 , date:  "2015-06-19 06:51:51" },
  { height:  524228 , difficulty:  760806 , date:  "2015-06-19 06:52:31" },
  { height:  524229 , difficulty:  760103 , date:  "2015-06-19 06:52:46" },
  { height:  524230 , difficulty:  760456 , date:  "2015-06-19 06:53:36" },
  { height:  524231 , difficulty:  759238 , date:  "2015-06-19 06:54:03" },
  { height:  524232 , difficulty:  761602 , date:  "2015-06-19 06:55:52" },
  { height:  524233 , difficulty:  761668 , date:  "2015-06-19 06:56:06" },
  { height:  524234 , difficulty:  761731 , date:  "2015-06-19 06:57:08" },
  { height:  524235 , difficulty:  755586 , date:  "2015-06-19 06:57:46" },
  { height:  524236 , difficulty:  755622 , date:  "2015-06-19 07:00:05" },
  { height:  524237 , difficulty:  756827 , date:  "2015-06-19 07:02:02" },
  { height:  524238 , difficulty:  755975 , date:  "2015-06-19 07:02:03" },
  { height:  524239 , difficulty:  759106 , date:  "2015-06-19 07:02:29" },
  { height:  524240 , difficulty:  758343 , date:  "2015-06-19 07:04:31" },
  { height:  524241 , difficulty:  758457 , date:  "2015-06-19 07:05:26" },
  { height:  524242 , difficulty:  760830 , date:  "2015-06-19 07:06:06" },
  { height:  524243 , difficulty:  760673 , date:  "2015-06-19 07:06:31" },
  { height:  524244 , difficulty:  758980 , date:  "2015-06-19 07:06:51" },
  { height:  524245 , difficulty:  765351 , date:  "2015-06-19 07:07:52" },
  { height:  524246 , difficulty:  765637 , date:  "2015-06-19 07:09:45" },
  { height:  524247 , difficulty:  766648 , date:  "2015-06-19 07:09:46" },
  { height:  524248 , difficulty:  766456 , date:  "2015-06-19 07:09:59" },
  { height:  524249 , difficulty:  766636 , date:  "2015-06-19 07:11:07" },
  { height:  524250 , difficulty:  766882 , date:  "2015-06-19 07:12:29" },
  { height:  524251 , difficulty:  768653 , date:  "2015-06-19 07:13:00" },
  { height:  524252 , difficulty:  768194 , date:  "2015-06-19 07:16:49" },
  { height:  524253 , difficulty:  766535 , date:  "2015-06-19 07:17:07" },
  { height:  524254 , difficulty:  767714 , date:  "2015-06-19 07:18:07" },
  { height:  524255 , difficulty:  768682 , date:  "2015-06-19 07:18:11" },
  { height:  524256 , difficulty:  768964 , date:  "2015-06-19 07:19:59" },
  { height:  524257 , difficulty:  768723 , date:  "2015-06-19 07:20:04" },
  { height:  524258 , difficulty:  768632 , date:  "2015-06-19 07:23:01" },
  { height:  524259 , difficulty:  765327 , date:  "2015-06-19 07:23:52" },
  { height:  524260 , difficulty:  761382 , date:  "2015-06-19 07:25:36" },
  { height:  524261 , difficulty:  759987 , date:  "2015-06-19 07:25:37" },
  { height:  524262 , difficulty:  760053 , date:  "2015-06-19 07:26:30" },
  { height:  524263 , difficulty:  758728 , date:  "2015-06-19 07:27:28" },
  { height:  524264 , difficulty:  759783 , date:  "2015-06-19 07:28:43" },
  { height:  524265 , difficulty:  760580 , date:  "2015-06-19 07:29:42" },
  { height:  524266 , difficulty:  765993 , date:  "2015-06-19 07:30:09" },
  { height:  524267 , difficulty:  767304 , date:  "2015-06-19 07:30:33" },
  { height:  524268 , difficulty:  762957 , date:  "2015-06-19 07:31:49" },
  { height:  524269 , difficulty:  764933 , date:  "2015-06-19 07:33:07" },
  { height:  524270 , difficulty:  764789 , date:  "2015-06-19 07:33:14" },
  { height:  524271 , difficulty:  765643 , date:  "2015-06-19 07:33:24" },
  { height:  524272 , difficulty:  766961 , date:  "2015-06-19 07:33:30" },
  { height:  524273 , difficulty:  769031 , date:  "2015-06-19 07:33:43" },
  { height:  524274 , difficulty:  767461 , date:  "2015-06-19 07:35:43" },
  { height:  524275 , difficulty:  767627 , date:  "2015-06-19 07:36:00" },
  { height:  524276 , difficulty:  768449 , date:  "2015-06-19 07:37:32" },
  { height:  524277 , difficulty:  767779 , date:  "2015-06-19 07:37:36" },
  { height:  524278 , difficulty:  768703 , date:  "2015-06-19 07:38:56" },
  { height:  524279 , difficulty:  768888 , date:  "2015-06-19 07:38:57" },
  { height:  524280 , difficulty:  764116 , date:  "2015-06-19 07:39:45" },
  { height:  524281 , difficulty:  764655 , date:  "2015-06-19 07:39:47" },
  { height:  524282 , difficulty:  762032 , date:  "2015-06-19 07:42:15" },
  { height:  524283 , difficulty:  763988 , date:  "2015-06-19 07:42:16" },
  { height:  524284 , difficulty:  765189 , date:  "2015-06-19 07:42:20" },
  { height:  524285 , difficulty:  763467 , date:  "2015-06-19 07:42:21" },
  { height:  524286 , difficulty:  763066 , date:  "2015-06-19 07:42:25" },
  { height:  524287 , difficulty:  764528 , date:  "2015-06-19 07:44:15" },
  { height:  524288 , difficulty:  765080 , date:  "2015-06-19 07:46:15" },
  { height:  524289 , difficulty:  764472 , date:  "2015-06-19 07:46:20" },
  { height:  524290 , difficulty:  762260 , date:  "2015-06-19 07:47:41" },
  { height:  524291 , difficulty:  768330 , date:  "2015-06-19 07:48:03" },
  { height:  524292 , difficulty:  768166 , date:  "2015-06-19 07:48:44" },
  { height:  524293 , difficulty:  772579 , date:  "2015-06-19 07:49:17" },
  { height:  524294 , difficulty:  773368 , date:  "2015-06-19 07:51:32" },
  { height:  524295 , difficulty:  773246 , date:  "2015-06-19 07:54:50" },
  { height:  524296 , difficulty:  769677 , date:  "2015-06-19 07:55:09" },
  { height:  524297 , difficulty:  768497 , date:  "2015-06-19 07:56:03" },
  { height:  524298 , difficulty:  769312 , date:  "2015-06-19 07:58:11" },
  { height:  524299 , difficulty:  769295 , date:  "2015-06-19 07:58:23" },
  { height:  524300 , difficulty:  766538 , date:  "2015-06-19 07:58:28" },
  { height:  524301 , difficulty:  766079 , date:  "2015-06-19 07:59:15" },
  { height:  524302 , difficulty:  766376 , date:  "2015-06-19 08:03:48" },
  { height:  524303 , difficulty:  768092 , date:  "2015-06-19 08:03:53" },
  { height:  524304 , difficulty:  768541 , date:  "2015-06-19 08:04:55" },
  { height:  524305 , difficulty:  769273 , date:  "2015-06-19 08:07:59" },
  { height:  524306 , difficulty:  769438 , date:  "2015-06-19 08:11:10" },
  { height:  524307 , difficulty:  769007 , date:  "2015-06-19 08:12:53" },
  { height:  524308 , difficulty:  769133 , date:  "2015-06-19 08:13:22" },
  { height:  524309 , difficulty:  770749 , date:  "2015-06-19 08:13:24" },
  { height:  524310 , difficulty:  771464 , date:  "2015-06-19 08:14:47" },
  { height:  524311 , difficulty:  770662 , date:  "2015-06-19 08:14:59" },
  { height:  524312 , difficulty:  770834 , date:  "2015-06-19 08:15:04" },
  { height:  524313 , difficulty:  769884 , date:  "2015-06-19 08:15:58" },
  { height:  524314 , difficulty:  770538 , date:  "2015-06-19 08:18:03" },
  { height:  524315 , difficulty:  775353 , date:  "2015-06-19 08:19:37" },
  { height:  524316 , difficulty:  773820 , date:  "2015-06-19 08:21:25" },
  { height:  524317 , difficulty:  772828 , date:  "2015-06-19 08:23:54" },
  { height:  524318 , difficulty:  772508 , date:  "2015-06-19 08:23:57" },
  { height:  524319 , difficulty:  772982 , date:  "2015-06-19 08:24:03" },
  { height:  524320 , difficulty:  774253 , date:  "2015-06-19 08:25:16" },
  { height:  524321 , difficulty:  774635 , date:  "2015-06-19 08:25:58" },
  { height:  524322 , difficulty:  775220 , date:  "2015-06-19 08:26:01" },
  { height:  524323 , difficulty:  776141 , date:  "2015-06-19 08:27:46" },
  { height:  524324 , difficulty:  779942 , date:  "2015-06-19 08:30:36" },
  { height:  524325 , difficulty:  781800 , date:  "2015-06-19 08:33:30" },
  { height:  524326 , difficulty:  781150 , date:  "2015-06-19 08:33:38" },
  { height:  524327 , difficulty:  785099 , date:  "2015-06-19 08:33:47" },
  { height:  524328 , difficulty:  781695 , date:  "2015-06-19 08:35:40" },
  { height:  524329 , difficulty:  781994 , date:  "2015-06-19 08:38:12" },
  { height:  524330 , difficulty:  781931 , date:  "2015-06-19 08:39:04" },
  { height:  524331 , difficulty:  781918 , date:  "2015-06-19 08:45:27" },
  { height:  524332 , difficulty:  779711 , date:  "2015-06-19 08:45:52" },
  { height:  524333 , difficulty:  780601 , date:  "2015-06-19 08:46:48" },
  { height:  524334 , difficulty:  777303 , date:  "2015-06-19 08:46:50" },
  { height:  524335 , difficulty:  777418 , date:  "2015-06-19 08:47:16" },
  { height:  524336 , difficulty:  775132 , date:  "2015-06-19 08:47:26" },
  { height:  524337 , difficulty:  776106 , date:  "2015-06-19 08:47:32" },
  { height:  524338 , difficulty:  775004 , date:  "2015-06-19 08:47:35" },
  { height:  524339 , difficulty:  774170 , date:  "2015-06-19 08:48:07" },
  { height:  524340 , difficulty:  773228 , date:  "2015-06-19 08:49:36" },
  { height:  524341 , difficulty:  776136 , date:  "2015-06-19 08:49:52" },
  { height:  524342 , difficulty:  776482 , date:  "2015-06-19 08:50:06" },
  { height:  524343 , difficulty:  777684 , date:  "2015-06-19 08:51:01" },
  { height:  524344 , difficulty:  776104 , date:  "2015-06-19 08:51:38" },
  { height:  524345 , difficulty:  774539 , date:  "2015-06-19 08:51:41" },
  { height:  524346 , difficulty:  774823 , date:  "2015-06-19 08:55:06" },
  { height:  524347 , difficulty:  776559 , date:  "2015-06-19 08:55:12" },
  { height:  524348 , difficulty:  776580 , date:  "2015-06-19 08:56:26" },
  { height:  524349 , difficulty:  778266 , date:  "2015-06-19 08:57:39" },
  { height:  524350 , difficulty:  775961 , date:  "2015-06-19 08:58:34" },
  { height:  524351 , difficulty:  777705 , date:  "2015-06-19 08:59:28" },
  { height:  524352 , difficulty:  775999 , date:  "2015-06-19 08:59:36" },
  { height:  524353 , difficulty:  777535 , date:  "2015-06-19 08:59:43" },
  { height:  524354 , difficulty:  777307 , date:  "2015-06-19 08:59:59" },
  { height:  524355 , difficulty:  780362 , date:  "2015-06-19 09:00:13" },
  { height:  524356 , difficulty:  779676 , date:  "2015-06-19 09:01:08" },
  { height:  524357 , difficulty:  785726 , date:  "2015-06-19 09:05:13" },
  { height:  524358 , difficulty:  782520 , date:  "2015-06-19 09:05:17" },
  { height:  524359 , difficulty:  783007 , date:  "2015-06-19 09:05:54" },
  { height:  524360 , difficulty:  783043 , date:  "2015-06-19 09:10:26" },
  { height:  524361 , difficulty:  783191 , date:  "2015-06-19 09:11:37" },
  { height:  524362 , difficulty:  783903 , date:  "2015-06-19 09:11:44" },
  { height:  524363 , difficulty:  783366 , date:  "2015-06-19 09:13:43" },
  { height:  524364 , difficulty:  782037 , date:  "2015-06-19 09:13:54" },
  { height:  524365 , difficulty:  783726 , date:  "2015-06-19 09:14:06" },
  { height:  524366 , difficulty:  783070 , date:  "2015-06-19 09:14:26" },
  { height:  524367 , difficulty:  784004 , date:  "2015-06-19 09:14:39" },
  { height:  524368 , difficulty:  785897 , date:  "2015-06-19 09:15:43" },
  { height:  524369 , difficulty:  785977 , date:  "2015-06-19 09:15:55" },
  { height:  524370 , difficulty:  783230 , date:  "2015-06-19 09:16:41" },
  { height:  524371 , difficulty:  779691 , date:  "2015-06-19 09:16:49" },
  { height:  524372 , difficulty:  779517 , date:  "2015-06-19 09:17:47" },
  { height:  524373 , difficulty:  781349 , date:  "2015-06-19 09:17:52" },
  { height:  524374 , difficulty:  778744 , date:  "2015-06-19 09:19:51" },
  { height:  524375 , difficulty:  779651 , date:  "2015-06-19 09:19:52" },
  { height:  524376 , difficulty:  779676 , date:  "2015-06-19 09:22:01" },
  { height:  524377 , difficulty:  780624 , date:  "2015-06-19 09:22:08" },
  { height:  524378 , difficulty:  774957 , date:  "2015-06-19 09:22:11" },
  { height:  524379 , difficulty:  775115 , date:  "2015-06-19 09:22:27" },
  { height:  524380 , difficulty:  773897 , date:  "2015-06-19 09:24:27" },
  { height:  524381 , difficulty:  770768 , date:  "2015-06-19 09:25:26" },
  { height:  524382 , difficulty:  768341 , date:  "2015-06-19 09:25:32" },
  { height:  524383 , difficulty:  767252 , date:  "2015-06-19 09:26:04" },
  { height:  524384 , difficulty:  767300 , date:  "2015-06-19 09:26:19" },
  { height:  524385 , difficulty:  767810 , date:  "2015-06-19 09:26:31" },
  { height:  524386 , difficulty:  766213 , date:  "2015-06-19 09:26:45" },
  { height:  524387 , difficulty:  767464 , date:  "2015-06-19 09:28:16" },
  { height:  524388 , difficulty:  769269 , date:  "2015-06-19 09:32:44" },
  { height:  524389 , difficulty:  769832 , date:  "2015-06-19 09:34:30" },
  { height:  524390 , difficulty:  767704 , date:  "2015-06-19 09:36:50" },
  { height:  524391 , difficulty:  766146 , date:  "2015-06-19 09:37:23" },
  { height:  524392 , difficulty:  765284 , date:  "2015-06-19 09:37:54" },
  { height:  524393 , difficulty:  764851 , date:  "2015-06-19 09:41:39" },
  { height:  524394 , difficulty:  764916 , date:  "2015-06-19 09:41:44" },
  { height:  524395 , difficulty:  765197 , date:  "2015-06-19 09:44:31" },
  { height:  524396 , difficulty:  763927 , date:  "2015-06-19 09:44:40" },
  { height:  524397 , difficulty:  763288 , date:  "2015-06-19 09:46:26" },
  { height:  524398 , difficulty:  764832 , date:  "2015-06-19 09:46:51" },
  { height:  524399 , difficulty:  764284 , date:  "2015-06-19 09:47:44" },
  { height:  524400 , difficulty:  760851 , date:  "2015-06-19 09:48:42" },
  { height:  524401 , difficulty:  760883 , date:  "2015-06-19 09:48:53" },
  { height:  524402 , difficulty:  762051 , date:  "2015-06-19 09:50:45" },
  { height:  524403 , difficulty:  762503 , date:  "2015-06-19 09:51:57" },
  { height:  524404 , difficulty:  760380 , date:  "2015-06-19 09:52:01" },
  { height:  524405 , difficulty:  757836 , date:  "2015-06-19 09:55:06" },
  { height:  524406 , difficulty:  757378 , date:  "2015-06-19 09:55:49" },
  { height:  524407 , difficulty:  749485 , date:  "2015-06-19 09:56:34" },
  { height:  524408 , difficulty:  749819 , date:  "2015-06-19 09:57:03" },
  { height:  524409 , difficulty:  749139 , date:  "2015-06-19 10:00:56" },
  { height:  524410 , difficulty:  749449 , date:  "2015-06-19 10:01:01" },
  { height:  524411 , difficulty:  750650 , date:  "2015-06-19 10:01:53" },
  { height:  524412 , difficulty:  750617 , date:  "2015-06-19 10:02:43" },
  { height:  524413 , difficulty:  754452 , date:  "2015-06-19 10:04:03" },
  { height:  524414 , difficulty:  755198 , date:  "2015-06-19 10:05:35" },
  { height:  524415 , difficulty:  754973 , date:  "2015-06-19 10:06:59" },
  { height:  524416 , difficulty:  753259 , date:  "2015-06-19 10:08:03" },
  { height:  524417 , difficulty:  755310 , date:  "2015-06-19 10:08:07" },
  { height:  524418 , difficulty:  755285 , date:  "2015-06-19 10:09:24" },
  { height:  524419 , difficulty:  755093 , date:  "2015-06-19 10:10:18" },
  { height:  524420 , difficulty:  754919 , date:  "2015-06-19 10:11:41" },
  { height:  524421 , difficulty:  758200 , date:  "2015-06-19 10:12:42" },
  { height:  524422 , difficulty:  754158 , date:  "2015-06-19 10:12:51" },
  { height:  524423 , difficulty:  754204 , date:  "2015-06-19 10:14:46" },
  { height:  524424 , difficulty:  754732 , date:  "2015-06-19 10:15:53" },
  { height:  524425 , difficulty:  753860 , date:  "2015-06-19 10:16:10" },
  { height:  524426 , difficulty:  755144 , date:  "2015-06-19 10:16:49" },
  { height:  524427 , difficulty:  754313 , date:  "2015-06-19 10:18:14" },
  { height:  524428 , difficulty:  755662 , date:  "2015-06-19 10:18:40" },
  { height:  524429 , difficulty:  755734 , date:  "2015-06-19 10:19:32" },
  { height:  524430 , difficulty:  757114 , date:  "2015-06-19 10:21:54" },
  { height:  524431 , difficulty:  759973 , date:  "2015-06-19 10:21:59" },
  { height:  524432 , difficulty:  759330 , date:  "2015-06-19 10:22:52" },
  { height:  524433 , difficulty:  754572 , date:  "2015-06-19 10:22:59" },
  { height:  524434 , difficulty:  754660 , date:  "2015-06-19 10:24:56" },
  { height:  524435 , difficulty:  754477 , date:  "2015-06-19 10:25:59" },
  { height:  524436 , difficulty:  750190 , date:  "2015-06-19 10:27:24" },
  { height:  524437 , difficulty:  748994 , date:  "2015-06-19 10:27:25" },
  { height:  524438 , difficulty:  749222 , date:  "2015-06-19 10:29:18" },
  { height:  524439 , difficulty:  748688 , date:  "2015-06-19 10:29:24" },
  { height:  524440 , difficulty:  749020 , date:  "2015-06-19 10:31:29" },
  { height:  524441 , difficulty:  753532 , date:  "2015-06-19 10:31:32" },
  { height:  524442 , difficulty:  753830 , date:  "2015-06-19 10:32:29" },
  { height:  524443 , difficulty:  754718 , date:  "2015-06-19 10:32:30" },
  { height:  524444 , difficulty:  755046 , date:  "2015-06-19 10:34:23" },
  { height:  524445 , difficulty:  755668 , date:  "2015-06-19 10:34:24" },
  { height:  524446 , difficulty:  755046 , date:  "2015-06-19 10:34:48" },
  { height:  524447 , difficulty:  757460 , date:  "2015-06-19 10:36:04" },
  { height:  524448 , difficulty:  757833 , date:  "2015-06-19 10:36:48" },
  { height:  524449 , difficulty:  757853 , date:  "2015-06-19 10:36:54" },
  { height:  524450 , difficulty:  755807 , date:  "2015-06-19 10:38:37" },
  { height:  524451 , difficulty:  757739 , date:  "2015-06-19 10:39:04" },
  { height:  524452 , difficulty:  755150 , date:  "2015-06-19 10:44:37" },
  { height:  524453 , difficulty:  755148 , date:  "2015-06-19 10:46:13" },
  { height:  524454 , difficulty:  755571 , date:  "2015-06-19 10:46:19" },
  { height:  524455 , difficulty:  755742 , date:  "2015-06-19 10:47:04" },
  { height:  524456 , difficulty:  753959 , date:  "2015-06-19 10:47:09" },
  { height:  524457 , difficulty:  753362 , date:  "2015-06-19 10:47:41" },
  { height:  524458 , difficulty:  756845 , date:  "2015-06-19 10:48:14" },
  { height:  524459 , difficulty:  756431 , date:  "2015-06-19 10:48:19" },
  { height:  524460 , difficulty:  759324 , date:  "2015-06-19 10:48:58" },
  { height:  524461 , difficulty:  760601 , date:  "2015-06-19 10:49:06" },
  { height:  524462 , difficulty:  764853 , date:  "2015-06-19 10:49:31" },
  { height:  524463 , difficulty:  763143 , date:  "2015-06-19 10:50:19" },
  { height:  524464 , difficulty:  758033 , date:  "2015-06-19 10:50:21" },
  { height:  524465 , difficulty:  757244 , date:  "2015-06-19 10:53:02" },
  { height:  524466 , difficulty:  754609 , date:  "2015-06-19 10:53:43" },
  { height:  524467 , difficulty:  754382 , date:  "2015-06-19 10:53:50" },
  { height:  524468 , difficulty:  754322 , date:  "2015-06-19 10:54:23" },
  { height:  524469 , difficulty:  751042 , date:  "2015-06-19 10:55:25" },
  { height:  524470 , difficulty:  751978 , date:  "2015-06-19 10:55:33" },
  { height:  524471 , difficulty:  749641 , date:  "2015-06-19 10:57:25" },
  { height:  524472 , difficulty:  754934 , date:  "2015-06-19 10:57:28" },
  { height:  524473 , difficulty:  754158 , date:  "2015-06-19 10:57:36" },
  { height:  524474 , difficulty:  754198 , date:  "2015-06-19 10:57:52" },
  { height:  524475 , difficulty:  756873 , date:  "2015-06-19 11:00:47" },
  { height:  524476 , difficulty:  757808 , date:  "2015-06-19 11:01:09" },
  { height:  524477 , difficulty:  759359 , date:  "2015-06-19 11:02:12" },
  { height:  524478 , difficulty:  758062 , date:  "2015-06-19 11:02:13" },
  { height:  524479 , difficulty:  756750 , date:  "2015-06-19 11:03:02" },
  { height:  524480 , difficulty:  757811 , date:  "2015-06-19 11:03:03" },
  { height:  524481 , difficulty:  760479 , date:  "2015-06-19 11:03:44" },
  { height:  524482 , difficulty:  761141 , date:  "2015-06-19 11:03:48" },
  { height:  524483 , difficulty:  760768 , date:  "2015-06-19 11:03:55" },
  { height:  524484 , difficulty:  761203 , date:  "2015-06-19 11:06:05" },
  { height:  524485 , difficulty:  756522 , date:  "2015-06-19 11:06:15" },
  { height:  524486 , difficulty:  756487 , date:  "2015-06-19 11:07:15" },
  { height:  524487 , difficulty:  755827 , date:  "2015-06-19 11:07:40" },
  { height:  524488 , difficulty:  755104 , date:  "2015-06-19 11:09:19" },
  { height:  524489 , difficulty:  753769 , date:  "2015-06-19 11:09:25" },
  { height:  524490 , difficulty:  754084 , date:  "2015-06-19 11:12:40" },
  { height:  524491 , difficulty:  752610 , date:  "2015-06-19 11:13:29" },
  { height:  524492 , difficulty:  752360 , date:  "2015-06-19 11:14:15" },
  { height:  524493 , difficulty:  753677 , date:  "2015-06-19 11:14:46" },
  { height:  524494 , difficulty:  752246 , date:  "2015-06-19 11:15:03" },
  { height:  524495 , difficulty:  751647 , date:  "2015-06-19 11:16:34" },
  { height:  524496 , difficulty:  751980 , date:  "2015-06-19 11:16:37" },
  { height:  524497 , difficulty:  753778 , date:  "2015-06-19 11:17:42" },
  { height:  524498 , difficulty:  753969 , date:  "2015-06-19 11:18:38" },
  { height:  524499 , difficulty:  751684 , date:  "2015-06-19 11:18:45" },
  { height:  524500 , difficulty:  751025 , date:  "2015-06-19 11:19:48" },
  { height:  524501 , difficulty:  751006 , date:  "2015-06-19 11:20:39" },
  { height:  524502 , difficulty:  750745 , date:  "2015-06-19 11:21:22" },
  { height:  524503 , difficulty:  751098 , date:  "2015-06-19 11:22:53" },
  { height:  524504 , difficulty:  751621 , date:  "2015-06-19 11:23:52" },
  { height:  524505 , difficulty:  750715 , date:  "2015-06-19 11:24:59" },
  { height:  524506 , difficulty:  751199 , date:  "2015-06-19 11:25:44" },
  { height:  524507 , difficulty:  752375 , date:  "2015-06-19 11:26:11" },
  { height:  524508 , difficulty:  752183 , date:  "2015-06-19 11:26:52" },
  { height:  524509 , difficulty:  752728 , date:  "2015-06-19 11:26:59" },
  { height:  524510 , difficulty:  752589 , date:  "2015-06-19 11:27:15" },
  { height:  524511 , difficulty:  752365 , date:  "2015-06-19 11:27:22" },
  { height:  524512 , difficulty:  752030 , date:  "2015-06-19 11:27:47" },
  { height:  524513 , difficulty:  754269 , date:  "2015-06-19 11:28:27" },
  { height:  524514 , difficulty:  752370 , date:  "2015-06-19 11:29:33" },
  { height:  524515 , difficulty:  752926 , date:  "2015-06-19 11:29:35" },
  { height:  524516 , difficulty:  751265 , date:  "2015-06-19 11:29:41" },
  { height:  524517 , difficulty:  751998 , date:  "2015-06-19 11:31:05" },
  { height:  524518 , difficulty:  753086 , date:  "2015-06-19 11:32:09" },
  { height:  524519 , difficulty:  753576 , date:  "2015-06-19 11:32:15" },
  { height:  524520 , difficulty:  753736 , date:  "2015-06-19 11:32:22" },
  { height:  524521 , difficulty:  761340 , date:  "2015-06-19 11:32:27" },
  { height:  524522 , difficulty:  760949 , date:  "2015-06-19 11:32:33" },
  { height:  524523 , difficulty:  759466 , date:  "2015-06-19 11:32:39" },
  { height:  524524 , difficulty:  758897 , date:  "2015-06-19 11:32:53" },
  { height:  524525 , difficulty:  761627 , date:  "2015-06-19 11:32:57" },
  { height:  524526 , difficulty:  759821 , date:  "2015-06-19 11:34:37" },
  { height:  524527 , difficulty:  759781 , date:  "2015-06-19 11:36:58" },
  { height:  524528 , difficulty:  753280 , date:  "2015-06-19 11:36:59" },
  { height:  524529 , difficulty:  751366 , date:  "2015-06-19 11:37:11" },
  { height:  524530 , difficulty:  752540 , date:  "2015-06-19 11:37:34" },
  { height:  524531 , difficulty:  754196 , date:  "2015-06-19 11:37:37" },
  { height:  524532 , difficulty:  754520 , date:  "2015-06-19 11:38:55" },
  { height:  524533 , difficulty:  755864 , date:  "2015-06-19 11:43:07" },
  { height:  524534 , difficulty:  755297 , date:  "2015-06-19 11:43:13" },
  { height:  524535 , difficulty:  756985 , date:  "2015-06-19 11:44:17" },
  { height:  524536 , difficulty:  757997 , date:  "2015-06-19 11:44:53" },
  { height:  524537 , difficulty:  758741 , date:  "2015-06-19 11:50:34" },
  { height:  524538 , difficulty:  760471 , date:  "2015-06-19 11:51:41" },
  { height:  524539 , difficulty:  760552 , date:  "2015-06-19 11:53:08" },
  { height:  524540 , difficulty:  760646 , date:  "2015-06-19 11:53:45" },
  { height:  524541 , difficulty:  757430 , date:  "2015-06-19 11:55:18" },
  { height:  524542 , difficulty:  756928 , date:  "2015-06-19 11:55:24" },
  { height:  524543 , difficulty:  757853 , date:  "2015-06-19 11:58:31" },
  { height:  524544 , difficulty:  758128 , date:  "2015-06-19 11:59:16" },
  { height:  524545 , difficulty:  758336 , date:  "2015-06-19 12:01:07" },
  { height:  524546 , difficulty:  758252 , date:  "2015-06-19 12:01:13" },
  { height:  524547 , difficulty:  756841 , date:  "2015-06-19 12:02:05" },
  { height:  524548 , difficulty:  757185 , date:  "2015-06-19 12:02:24" },
  { height:  524549 , difficulty:  759761 , date:  "2015-06-19 12:02:42" },
  { height:  524550 , difficulty:  760446 , date:  "2015-06-19 12:02:47" },
  { height:  524551 , difficulty:  761035 , date:  "2015-06-19 12:03:05" },
  { height:  524552 , difficulty:  760824 , date:  "2015-06-19 12:03:11" },
  { height:  524553 , difficulty:  761909 , date:  "2015-06-19 12:03:40" },
  { height:  524554 , difficulty:  762848 , date:  "2015-06-19 12:04:46" },
  { height:  524555 , difficulty:  762466 , date:  "2015-06-19 12:04:49" },
  { height:  524556 , difficulty:  763276 , date:  "2015-06-19 12:04:52" },
  { height:  524557 , difficulty:  764636 , date:  "2015-06-19 12:05:14" },
  { height:  524558 , difficulty:  764951 , date:  "2015-06-19 12:05:36" },
  { height:  524559 , difficulty:  765321 , date:  "2015-06-19 12:05:37" },
  { height:  524560 , difficulty:  763769 , date:  "2015-06-19 12:05:53" },
  { height:  524561 , difficulty:  765239 , date:  "2015-06-19 12:09:40" },
  { height:  524562 , difficulty:  764125 , date:  "2015-06-19 12:09:53" },
  { height:  524563 , difficulty:  764761 , date:  "2015-06-19 12:10:56" },
  { height:  524564 , difficulty:  763111 , date:  "2015-06-19 12:11:27" },
  { height:  524565 , difficulty:  763249 , date:  "2015-06-19 12:11:48" },
  { height:  524566 , difficulty:  760127 , date:  "2015-06-19 12:12:24" },
  { height:  524567 , difficulty:  759672 , date:  "2015-06-19 12:13:20" },
  { height:  524568 , difficulty:  760143 , date:  "2015-06-19 12:15:49" },
  { height:  524569 , difficulty:  762562 , date:  "2015-06-19 12:16:31" },
  { height:  524570 , difficulty:  762439 , date:  "2015-06-19 12:17:53" },
  { height:  524571 , difficulty:  761804 , date:  "2015-06-19 12:17:59" },
  { height:  524572 , difficulty:  763742 , date:  "2015-06-19 12:18:35" },
  { height:  524573 , difficulty:  763604 , date:  "2015-06-19 12:19:18" },
  { height:  524574 , difficulty:  762658 , date:  "2015-06-19 12:19:24" },
  { height:  524575 , difficulty:  764261 , date:  "2015-06-19 12:20:17" },
  { height:  524576 , difficulty:  764779 , date:  "2015-06-19 12:24:05" },
  { height:  524577 , difficulty:  765341 , date:  "2015-06-19 12:27:43" },
  { height:  524578 , difficulty:  764514 , date:  "2015-06-19 12:29:12" },
  { height:  524579 , difficulty:  764247 , date:  "2015-06-19 12:30:10" },
  { height:  524580 , difficulty:  763513 , date:  "2015-06-19 12:30:32" },
  { height:  524581 , difficulty:  763479 , date:  "2015-06-19 12:30:37" },
  { height:  524582 , difficulty:  764900 , date:  "2015-06-19 12:30:41" },
  { height:  524583 , difficulty:  764640 , date:  "2015-06-19 12:30:51" },
  { height:  524584 , difficulty:  765660 , date:  "2015-06-19 12:31:07" },
  { height:  524585 , difficulty:  766598 , date:  "2015-06-19 12:31:13" },
  { height:  524586 , difficulty:  766639 , date:  "2015-06-19 12:31:28" },
  { height:  524587 , difficulty:  766616 , date:  "2015-06-19 12:33:03" },
  { height:  524588 , difficulty:  766400 , date:  "2015-06-19 12:33:42" },
  { height:  524589 , difficulty:  768357 , date:  "2015-06-19 12:33:43" },
  { height:  524590 , difficulty:  769694 , date:  "2015-06-19 12:34:01" },
  { height:  524591 , difficulty:  773296 , date:  "2015-06-19 12:34:59" },
  { height:  524592 , difficulty:  773423 , date:  "2015-06-19 12:35:01" },
  { height:  524593 , difficulty:  771726 , date:  "2015-06-19 12:35:26" },
  { height:  524594 , difficulty:  771491 , date:  "2015-06-19 12:36:04" },
  { height:  524595 , difficulty:  772429 , date:  "2015-06-19 12:37:12" },
  { height:  524596 , difficulty:  773305 , date:  "2015-06-19 12:37:22" },
  { height:  524597 , difficulty:  773660 , date:  "2015-06-19 12:39:02" },
  { height:  524598 , difficulty:  776136 , date:  "2015-06-19 12:40:44" },
  { height:  524599 , difficulty:  777918 , date:  "2015-06-19 12:40:51" },
  { height:  524600 , difficulty:  779686 , date:  "2015-06-19 12:41:42" },
  { height:  524601 , difficulty:  779960 , date:  "2015-06-19 12:43:10" },
  { height:  524602 , difficulty:  778838 , date:  "2015-06-19 12:44:25" },
  { height:  524603 , difficulty:  776527 , date:  "2015-06-19 12:44:56" },
  { height:  524604 , difficulty:  777683 , date:  "2015-06-19 12:45:04" },
  { height:  524605 , difficulty:  777624 , date:  "2015-06-19 12:45:25" },
  { height:  524606 , difficulty:  778296 , date:  "2015-06-19 12:45:33" },
  { height:  524607 , difficulty:  780789 , date:  "2015-06-19 12:46:57" },
  { height:  524608 , difficulty:  782106 , date:  "2015-06-19 12:46:59" },
  { height:  524609 , difficulty:  777933 , date:  "2015-06-19 12:49:46" },
  { height:  524610 , difficulty:  779270 , date:  "2015-06-19 12:51:05" },
  { height:  524611 , difficulty:  778892 , date:  "2015-06-19 12:51:48" },
  { height:  524612 , difficulty:  780253 , date:  "2015-06-19 12:51:51" },
  { height:  524613 , difficulty:  774701 , date:  "2015-06-19 12:51:53" },
  { height:  524614 , difficulty:  773869 , date:  "2015-06-19 12:54:39" },
  { height:  524615 , difficulty:  775288 , date:  "2015-06-19 12:56:14" },
  { height:  524616 , difficulty:  774940 , date:  "2015-06-19 12:57:07" },
  { height:  524617 , difficulty:  775592 , date:  "2015-06-19 12:58:21" },
  { height:  524618 , difficulty:  777846 , date:  "2015-06-19 13:00:49" },
  { height:  524619 , difficulty:  776942 , date:  "2015-06-19 13:00:53" },
  { height:  524620 , difficulty:  776254 , date:  "2015-06-19 13:01:31" },
  { height:  524621 , difficulty:  774342 , date:  "2015-06-19 13:01:36" },
  { height:  524622 , difficulty:  775578 , date:  "2015-06-19 13:02:00" },
  { height:  524623 , difficulty:  775087 , date:  "2015-06-19 13:02:51" },
  { height:  524624 , difficulty:  774704 , date:  "2015-06-19 13:02:58" },
  { height:  524625 , difficulty:  774897 , date:  "2015-06-19 13:05:21" },
  { height:  524626 , difficulty:  775265 , date:  "2015-06-19 13:05:25" },
  { height:  524627 , difficulty:  775771 , date:  "2015-06-19 13:08:24" },
  { height:  524628 , difficulty:  775774 , date:  "2015-06-19 13:08:44" },
  { height:  524629 , difficulty:  775387 , date:  "2015-06-19 13:09:34" },
  { height:  524630 , difficulty:  774240 , date:  "2015-06-19 13:09:43" },
  { height:  524631 , difficulty:  774788 , date:  "2015-06-19 13:10:00" },
  { height:  524632 , difficulty:  775820 , date:  "2015-06-19 13:10:16" },
  { height:  524633 , difficulty:  775437 , date:  "2015-06-19 13:10:31" },
  { height:  524634 , difficulty:  775378 , date:  "2015-06-19 13:10:34" },
  { height:  524635 , difficulty:  779608 , date:  "2015-06-19 13:11:08" },
  { height:  524636 , difficulty:  780630 , date:  "2015-06-19 13:11:43" },
  { height:  524637 , difficulty:  775723 , date:  "2015-06-19 13:12:25" },
  { height:  524638 , difficulty:  776008 , date:  "2015-06-19 13:12:29" },
  { height:  524639 , difficulty:  776184 , date:  "2015-06-19 13:17:40" },
  { height:  524640 , difficulty:  778778 , date:  "2015-06-19 13:18:27" },
  { height:  524641 , difficulty:  778874 , date:  "2015-06-19 13:20:25" },
  { height:  524642 , difficulty:  778591 , date:  "2015-06-19 13:22:08" },
  { height:  524643 , difficulty:  779123 , date:  "2015-06-19 13:22:26" },
  { height:  524644 , difficulty:  776552 , date:  "2015-06-19 13:22:28" },
  { height:  524645 , difficulty:  775864 , date:  "2015-06-19 13:23:38" },
  { height:  524646 , difficulty:  775438 , date:  "2015-06-19 13:23:41" },
  { height:  524647 , difficulty:  776281 , date:  "2015-06-19 13:24:11" },
  { height:  524648 , difficulty:  775619 , date:  "2015-06-19 13:24:31" },
  { height:  524649 , difficulty:  774784 , date:  "2015-06-19 13:24:39" },
  { height:  524650 , difficulty:  775095 , date:  "2015-06-19 13:25:03" },
  { height:  524651 , difficulty:  774953 , date:  "2015-06-19 13:26:54" },
  { height:  524652 , difficulty:  770902 , date:  "2015-06-19 13:27:16" },
  { height:  524653 , difficulty:  767474 , date:  "2015-06-19 13:27:21" },
  { height:  524654 , difficulty:  765880 , date:  "2015-06-19 13:29:13" },
  { height:  524655 , difficulty:  765400 , date:  "2015-06-19 13:29:19" },
  { height:  524656 , difficulty:  767674 , date:  "2015-06-19 13:29:27" },
  { height:  524657 , difficulty:  768844 , date:  "2015-06-19 13:30:28" },
  { height:  524658 , difficulty:  771772 , date:  "2015-06-19 13:30:31" },
  { height:  524659 , difficulty:  771590 , date:  "2015-06-19 13:31:02" },
  { height:  524660 , difficulty:  771607 , date:  "2015-06-19 13:31:21" },
  { height:  524661 , difficulty:  771907 , date:  "2015-06-19 13:32:32" },
  { height:  524662 , difficulty:  771905 , date:  "2015-06-19 13:32:55" },
  { height:  524663 , difficulty:  770688 , date:  "2015-06-19 13:33:20" },
  { height:  524664 , difficulty:  770206 , date:  "2015-06-19 13:35:25" },
  { height:  524665 , difficulty:  770399 , date:  "2015-06-19 13:36:13" },
  { height:  524666 , difficulty:  771724 , date:  "2015-06-19 13:39:18" },
  { height:  524667 , difficulty:  770961 , date:  "2015-06-19 13:39:38" },
  { height:  524668 , difficulty:  772647 , date:  "2015-06-19 13:40:02" },
  { height:  524669 , difficulty:  772246 , date:  "2015-06-19 13:40:18" },
  { height:  524670 , difficulty:  771733 , date:  "2015-06-19 13:40:32" },
  { height:  524671 , difficulty:  770705 , date:  "2015-06-19 13:41:45" },
  { height:  524672 , difficulty:  771020 , date:  "2015-06-19 13:42:38" },
  { height:  524673 , difficulty:  769823 , date:  "2015-06-19 13:42:42" },
  { height:  524674 , difficulty:  776255 , date:  "2015-06-19 13:43:03" },
  { height:  524675 , difficulty:  779617 , date:  "2015-06-19 13:46:45" },
  { height:  524676 , difficulty:  779880 , date:  "2015-06-19 13:49:02" },
  { height:  524677 , difficulty:  778706 , date:  "2015-06-19 13:49:31" },
  { height:  524678 , difficulty:  781643 , date:  "2015-06-19 13:51:08" },
  { height:  524679 , difficulty:  781853 , date:  "2015-06-19 13:53:20" },
  { height:  524680 , difficulty:  781976 , date:  "2015-06-19 13:53:25" },
  { height:  524681 , difficulty:  783837 , date:  "2015-06-19 13:55:27" },
  { height:  524682 , difficulty:  783782 , date:  "2015-06-19 13:56:18" },
  { height:  524683 , difficulty:  786133 , date:  "2015-06-19 13:56:24" },
  { height:  524684 , difficulty:  787621 , date:  "2015-06-19 13:58:06" },
  { height:  524685 , difficulty:  786150 , date:  "2015-06-19 13:59:20" },
  { height:  524686 , difficulty:  785607 , date:  "2015-06-19 13:59:42" },
  { height:  524687 , difficulty:  785401 , date:  "2015-06-19 14:00:05" },
  { height:  524688 , difficulty:  785916 , date:  "2015-06-19 14:00:23" },
  { height:  524689 , difficulty:  789519 , date:  "2015-06-19 14:00:58" },
  { height:  524690 , difficulty:  797341 , date:  "2015-06-19 14:02:02" },
  { height:  524691 , difficulty:  795672 , date:  "2015-06-19 14:03:48" },
  { height:  524692 , difficulty:  797256 , date:  "2015-06-19 14:05:11" },
  { height:  524693 , difficulty:  795731 , date:  "2015-06-19 14:05:17" },
  { height:  524694 , difficulty:  798741 , date:  "2015-06-19 14:06:36" },
  { height:  524695 , difficulty:  809780 , date:  "2015-06-19 14:07:38" },
  { height:  524696 , difficulty:  809523 , date:  "2015-06-19 14:08:26" },
  { height:  524697 , difficulty:  811361 , date:  "2015-06-19 14:09:36" },
  { height:  524698 , difficulty:  813309 , date:  "2015-06-19 14:09:43" },
  { height:  524699 , difficulty:  813505 , date:  "2015-06-19 14:10:06" },
  { height:  524700 , difficulty:  814565 , date:  "2015-06-19 14:10:07" },
  { height:  524701 , difficulty:  811586 , date:  "2015-06-19 14:12:14" },
  { height:  524702 , difficulty:  812668 , date:  "2015-06-19 14:13:44" },
  { height:  524703 , difficulty:  808586 , date:  "2015-06-19 14:13:54" },
  { height:  524704 , difficulty:  808447 , date:  "2015-06-19 14:14:30" },
  { height:  524705 , difficulty:  807447 , date:  "2015-06-19 14:14:42" },
  { height:  524706 , difficulty:  808745 , date:  "2015-06-19 14:15:39" },
  { height:  524707 , difficulty:  809134 , date:  "2015-06-19 14:15:45" },
  { height:  524708 , difficulty:  809312 , date:  "2015-06-19 14:20:33" },
  { height:  524709 , difficulty:  810895 , date:  "2015-06-19 14:21:26" },
  { height:  524710 , difficulty:  811764 , date:  "2015-06-19 14:21:28" },
  { height:  524711 , difficulty:  812904 , date:  "2015-06-19 14:21:47" },
  { height:  524712 , difficulty:  814241 , date:  "2015-06-19 14:22:22" },
  { height:  524713 , difficulty:  816802 , date:  "2015-06-19 14:23:50" },
  { height:  524714 , difficulty:  817189 , date:  "2015-06-19 14:25:31" },
  { height:  524715 , difficulty:  811493 , date:  "2015-06-19 14:25:34" },
  { height:  524716 , difficulty:  816892 , date:  "2015-06-19 14:25:49" },
  { height:  524717 , difficulty:  816603 , date:  "2015-06-19 14:27:43" },
  { height:  524718 , difficulty:  815586 , date:  "2015-06-19 14:27:45" },
  { height:  524719 , difficulty:  815275 , date:  "2015-06-19 14:28:03" },
  { height:  524720 , difficulty:  815637 , date:  "2015-06-19 14:28:05" },
  { height:  524721 , difficulty:  814269 , date:  "2015-06-19 14:28:48" },
  { height:  524722 , difficulty:  814757 , date:  "2015-06-19 14:28:59" },
  { height:  524723 , difficulty:  815634 , date:  "2015-06-19 14:29:42" },
  { height:  524724 , difficulty:  817040 , date:  "2015-06-19 14:30:29" },
  { height:  524725 , difficulty:  817956 , date:  "2015-06-19 14:31:30" },
  { height:  524726 , difficulty:  817487 , date:  "2015-06-19 14:32:14" },
  { height:  524727 , difficulty:  815541 , date:  "2015-06-19 14:32:21" },
  { height:  524728 , difficulty:  816060 , date:  "2015-06-19 14:32:23" },
  { height:  524729 , difficulty:  817497 , date:  "2015-06-19 14:32:47" },
  { height:  524730 , difficulty:  817207 , date:  "2015-06-19 14:35:05" },
  { height:  524731 , difficulty:  817379 , date:  "2015-06-19 14:35:11" },
  { height:  524732 , difficulty:  818874 , date:  "2015-06-19 14:37:15" },
  { height:  524733 , difficulty:  819889 , date:  "2015-06-19 14:37:58" },
  { height:  524734 , difficulty:  820379 , date:  "2015-06-19 14:38:01" },
  { height:  524735 , difficulty:  820231 , date:  "2015-06-19 14:41:33" },
  { height:  524736 , difficulty:  821088 , date:  "2015-06-19 14:43:00" },
  { height:  524737 , difficulty:  820963 , date:  "2015-06-19 14:44:08" },
  { height:  524738 , difficulty:  820618 , date:  "2015-06-19 14:44:58" },
  { height:  524739 , difficulty:  820806 , date:  "2015-06-19 14:46:20" },
  { height:  524740 , difficulty:  818452 , date:  "2015-06-19 14:49:58" },
  { height:  524741 , difficulty:  821524 , date:  "2015-06-19 14:50:49" },
  { height:  524742 , difficulty:  817365 , date:  "2015-06-19 14:51:01" },
  { height:  524743 , difficulty:  817139 , date:  "2015-06-19 14:51:04" },
  { height:  524744 , difficulty:  817232 , date:  "2015-06-19 14:51:32" },
  { height:  524745 , difficulty:  818784 , date:  "2015-06-19 14:53:06" },
  { height:  524746 , difficulty:  821101 , date:  "2015-06-19 14:53:15" },
  { height:  524747 , difficulty:  819351 , date:  "2015-06-19 14:53:47" },
  { height:  524748 , difficulty:  818360 , date:  "2015-06-19 14:54:23" },
  { height:  524749 , difficulty:  818272 , date:  "2015-06-19 14:54:25" },
  { height:  524750 , difficulty:  818818 , date:  "2015-06-19 14:55:34" },
  { height:  524751 , difficulty:  814711 , date:  "2015-06-19 14:56:04" },
  { height:  524752 , difficulty:  812276 , date:  "2015-06-19 14:56:21" },
  { height:  524753 , difficulty:  811645 , date:  "2015-06-19 14:56:32" },
  { height:  524754 , difficulty:  810692 , date:  "2015-06-19 14:59:08" },
  { height:  524755 , difficulty:  811702 , date:  "2015-06-19 15:02:16" },
  { height:  524756 , difficulty:  811651 , date:  "2015-06-19 15:02:23" },
  { height:  524757 , difficulty:  813210 , date:  "2015-06-19 15:03:28" },
  { height:  524758 , difficulty:  813085 , date:  "2015-06-19 15:04:09" },
  { height:  524759 , difficulty:  815210 , date:  "2015-06-19 15:04:11" },
  { height:  524760 , difficulty:  813015 , date:  "2015-06-19 15:04:43" },
  { height:  524761 , difficulty:  813064 , date:  "2015-06-19 15:07:01" },
  { height:  524762 , difficulty:  815792 , date:  "2015-06-19 15:09:02" },
  { height:  524763 , difficulty:  815332 , date:  "2015-06-19 15:09:37" },
  { height:  524764 , difficulty:  816518 , date:  "2015-06-19 15:10:30" },
  { height:  524765 , difficulty:  815921 , date:  "2015-06-19 15:12:37" },
  { height:  524766 , difficulty:  816813 , date:  "2015-06-19 15:13:44" },
  { height:  524767 , difficulty:  818310 , date:  "2015-06-19 15:15:12" },
  { height:  524768 , difficulty:  819527 , date:  "2015-06-19 15:15:14" },
  { height:  524769 , difficulty:  820569 , date:  "2015-06-19 15:15:20" },
  { height:  524770 , difficulty:  822023 , date:  "2015-06-19 15:16:56" },
  { height:  524771 , difficulty:  825050 , date:  "2015-06-19 15:17:01" },
  { height:  524772 , difficulty:  827845 , date:  "2015-06-19 15:17:04" },
  { height:  524773 , difficulty:  826217 , date:  "2015-06-19 15:17:31" },
  { height:  524774 , difficulty:  826561 , date:  "2015-06-19 15:18:14" },
  { height:  524775 , difficulty:  828203 , date:  "2015-06-19 15:18:58" },
  { height:  524776 , difficulty:  828878 , date:  "2015-06-19 15:21:42" },
  { height:  524777 , difficulty:  826558 , date:  "2015-06-19 15:21:46" },
  { height:  524778 , difficulty:  826481 , date:  "2015-06-19 15:23:00" },
  { height:  524779 , difficulty:  828561 , date:  "2015-06-19 15:23:08" },
  { height:  524780 , difficulty:  828375 , date:  "2015-06-19 15:23:25" },
  { height:  524781 , difficulty:  830486 , date:  "2015-06-19 15:23:26" },
  { height:  524782 , difficulty:  830498 , date:  "2015-06-19 15:25:46" },
  { height:  524783 , difficulty:  830587 , date:  "2015-06-19 15:28:32" },
  { height:  524784 , difficulty:  824307 , date:  "2015-06-19 15:29:24" },
  { height:  524785 , difficulty:  823510 , date:  "2015-06-19 15:30:49" },
  { height:  524786 , difficulty:  825157 , date:  "2015-06-19 15:31:34" },
  { height:  524787 , difficulty:  824907 , date:  "2015-06-19 15:31:52" },
  { height:  524788 , difficulty:  828753 , date:  "2015-06-19 15:32:51" },
  { height:  524789 , difficulty:  827365 , date:  "2015-06-19 15:33:09" },
  { height:  524790 , difficulty:  825283 , date:  "2015-06-19 15:39:50" },
  { height:  524791 , difficulty:  825795 , date:  "2015-06-19 15:39:56" },
  { height:  524792 , difficulty:  827070 , date:  "2015-06-19 15:40:58" },
  { height:  524793 , difficulty:  825671 , date:  "2015-06-19 15:42:34" },
  { height:  524794 , difficulty:  827941 , date:  "2015-06-19 15:48:44" },
  { height:  524795 , difficulty:  828374 , date:  "2015-06-19 15:48:48" },
  { height:  524796 , difficulty:  829605 , date:  "2015-06-19 15:49:30" },
  { height:  524797 , difficulty:  829038 , date:  "2015-06-19 15:50:20" },
  { height:  524798 , difficulty:  829893 , date:  "2015-06-19 15:51:25" },
  { height:  524799 , difficulty:  829829 , date:  "2015-06-19 15:51:32" },
  { height:  524800 , difficulty:  828919 , date:  "2015-06-19 15:51:37" },
  { height:  524801 , difficulty:  831406 , date:  "2015-06-19 15:52:34" },
  { height:  524802 , difficulty:  830492 , date:  "2015-06-19 15:55:27" },
  { height:  524803 , difficulty:  832303 , date:  "2015-06-19 16:00:13" },
  { height:  524804 , difficulty:  832413 , date:  "2015-06-19 16:03:08" },
  { height:  524805 , difficulty:  833381 , date:  "2015-06-19 16:03:44" },
  { height:  524806 , difficulty:  830587 , date:  "2015-06-19 16:03:49" },
  { height:  524807 , difficulty:  831500 , date:  "2015-06-19 16:09:09" },
  { height:  524808 , difficulty:  828547 , date:  "2015-06-19 16:09:14" },
  { height:  524809 , difficulty:  827823 , date:  "2015-06-19 16:24:09" },
  { height:  524810 , difficulty:  828589 , date:  "2015-06-19 16:24:43" },
  { height:  524811 , difficulty:  825096 , date:  "2015-06-19 16:25:32" },
  { height:  524812 , difficulty:  826132 , date:  "2015-06-19 16:27:16" },
  { height:  524813 , difficulty:  825022 , date:  "2015-06-19 16:28:15" },
  { height:  524814 , difficulty:  824505 , date:  "2015-06-19 16:28:39" },
  { height:  524815 , difficulty:  823815 , date:  "2015-06-19 16:30:25" },
  { height:  524816 , difficulty:  818954 , date:  "2015-06-19 16:30:26" },
  { height:  524817 , difficulty:  818301 , date:  "2015-06-19 16:33:48" },
  { height:  524818 , difficulty:  818538 , date:  "2015-06-19 16:38:07" },
  { height:  524819 , difficulty:  819163 , date:  "2015-06-19 16:38:13" },
  { height:  524820 , difficulty:  820565 , date:  "2015-06-19 16:41:35" },
  { height:  524821 , difficulty:  818543 , date:  "2015-06-19 16:41:44" },
  { height:  524822 , difficulty:  818583 , date:  "2015-06-19 16:43:30" },
  { height:  524823 , difficulty:  820972 , date:  "2015-06-19 16:43:41" },
  { height:  524824 , difficulty:  822609 , date:  "2015-06-19 16:46:08" },
  { height:  524825 , difficulty:  825974 , date:  "2015-06-19 16:47:50" },
  { height:  524826 , difficulty:  826394 , date:  "2015-06-19 16:48:37" },
  { height:  524827 , difficulty:  827327 , date:  "2015-06-19 16:48:43" },
  { height:  524828 , difficulty:  828383 , date:  "2015-06-19 16:50:20" },
  { height:  524829 , difficulty:  829288 , date:  "2015-06-19 16:50:37" },
  { height:  524830 , difficulty:  827541 , date:  "2015-06-19 16:51:39" },
  { height:  524831 , difficulty:  823037 , date:  "2015-06-19 16:53:06" },
  { height:  524832 , difficulty:  823055 , date:  "2015-06-19 16:53:09" },
  { height:  524833 , difficulty:  821885 , date:  "2015-06-19 16:56:14" },
  { height:  524834 , difficulty:  828499 , date:  "2015-06-19 16:58:00" },
  { height:  524835 , difficulty:  831563 , date:  "2015-06-19 16:58:45" },
  { height:  524836 , difficulty:  830991 , date:  "2015-06-19 16:59:32" },
  { height:  524837 , difficulty:  828804 , date:  "2015-06-19 17:02:18" },
  { height:  524838 , difficulty:  825973 , date:  "2015-06-19 17:02:24" },
  { height:  524839 , difficulty:  826621 , date:  "2015-06-19 17:03:38" },
  { height:  524840 , difficulty:  828065 , date:  "2015-06-19 17:04:16" },
  { height:  524841 , difficulty:  825484 , date:  "2015-06-19 17:05:11" },
  { height:  524842 , difficulty:  824217 , date:  "2015-06-19 17:06:07" },
  { height:  524843 , difficulty:  825952 , date:  "2015-06-19 17:07:46" },
  { height:  524844 , difficulty:  826194 , date:  "2015-06-19 17:08:51" },
  { height:  524845 , difficulty:  826907 , date:  "2015-06-19 17:10:48" },
  { height:  524846 , difficulty:  824744 , date:  "2015-06-19 17:11:18" },
  { height:  524847 , difficulty:  825538 , date:  "2015-06-19 17:12:06" },
  { height:  524848 , difficulty:  826244 , date:  "2015-06-19 17:12:10" },
  { height:  524849 , difficulty:  827760 , date:  "2015-06-19 17:14:54" },
  { height:  524850 , difficulty:  827077 , date:  "2015-06-19 17:14:57" },
  { height:  524851 , difficulty:  826812 , date:  "2015-06-19 17:16:10" },
  { height:  524852 , difficulty:  825763 , date:  "2015-06-19 17:16:23" },
  { height:  524853 , difficulty:  827586 , date:  "2015-06-19 17:16:35" },
  { height:  524854 , difficulty:  827243 , date:  "2015-06-19 17:17:36" },
  { height:  524855 , difficulty:  827276 , date:  "2015-06-19 17:17:38" },
  { height:  524856 , difficulty:  827454 , date:  "2015-06-19 17:19:02" },
  { height:  524857 , difficulty:  828402 , date:  "2015-06-19 17:19:07" },
  { height:  524858 , difficulty:  828883 , date:  "2015-06-19 17:20:43" },
  { height:  524859 , difficulty:  829686 , date:  "2015-06-19 17:21:55" },
  { height:  524860 , difficulty:  830996 , date:  "2015-06-19 17:24:04" },
  { height:  524861 , difficulty:  829034 , date:  "2015-06-19 17:25:04" },
  { height:  524862 , difficulty:  830739 , date:  "2015-06-19 17:27:01" },
  { height:  524863 , difficulty:  831827 , date:  "2015-06-19 17:28:18" },
  { height:  524864 , difficulty:  830739 , date:  "2015-06-19 17:29:04" },
  { height:  524865 , difficulty:  831088 , date:  "2015-06-19 17:29:09" },
  { height:  524866 , difficulty:  821932 , date:  "2015-06-19 17:29:21" },
  { height:  524867 , difficulty:  827525 , date:  "2015-06-19 17:31:57" },
  { height:  524868 , difficulty:  828362 , date:  "2015-06-19 17:32:40" },
  { height:  524869 , difficulty:  826809 , date:  "2015-06-19 17:33:14" },
  { height:  524870 , difficulty:  818190 , date:  "2015-06-19 17:33:53" },
  { height:  524871 , difficulty:  819660 , date:  "2015-06-19 17:36:15" },
  { height:  524872 , difficulty:  818917 , date:  "2015-06-19 17:36:16" },
  { height:  524873 , difficulty:  819908 , date:  "2015-06-19 17:37:29" },
  { height:  524874 , difficulty:  818923 , date:  "2015-06-19 17:38:31" },
  { height:  524875 , difficulty:  819455 , date:  "2015-06-19 17:38:42" },
  { height:  524876 , difficulty:  820662 , date:  "2015-06-19 17:40:18" },
  { height:  524877 , difficulty:  819561 , date:  "2015-06-19 17:40:25" },
  { height:  524878 , difficulty:  817691 , date:  "2015-06-19 17:41:26" },
  { height:  524879 , difficulty:  817268 , date:  "2015-06-19 17:41:41" },
  { height:  524880 , difficulty:  813298 , date:  "2015-06-19 17:41:48" },
  { height:  524881 , difficulty:  815998 , date:  "2015-06-19 17:42:11" },
  { height:  524882 , difficulty:  816172 , date:  "2015-06-19 17:42:25" },
  { height:  524883 , difficulty:  808896 , date:  "2015-06-19 17:43:14" },
  { height:  524884 , difficulty:  811815 , date:  "2015-06-19 17:44:15" },
  { height:  524885 , difficulty:  792008 , date:  "2015-06-19 17:46:18" },
  { height:  524886 , difficulty:  791427 , date:  "2015-06-19 17:47:46" },
  { height:  524887 , difficulty:  790820 , date:  "2015-06-19 17:47:49" },
  { height:  524888 , difficulty:  789631 , date:  "2015-06-19 17:48:18" },
  { height:  524889 , difficulty:  791190 , date:  "2015-06-19 17:48:39" },
  { height:  524890 , difficulty:  791135 , date:  "2015-06-19 17:49:29" },
  { height:  524891 , difficulty:  789153 , date:  "2015-06-19 17:49:34" },
  { height:  524892 , difficulty:  789531 , date:  "2015-06-19 17:50:32" },
  { height:  524893 , difficulty:  786193 , date:  "2015-06-19 17:51:03" },
  { height:  524894 , difficulty:  781222 , date:  "2015-06-19 17:52:30" },
  { height:  524895 , difficulty:  785102 , date:  "2015-06-19 17:54:47" },
  { height:  524896 , difficulty:  782927 , date:  "2015-06-19 17:56:35" },
  { height:  524897 , difficulty:  784174 , date:  "2015-06-19 17:56:59" },
  { height:  524898 , difficulty:  782130 , date:  "2015-06-19 17:58:04" },
  { height:  524899 , difficulty:  786422 , date:  "2015-06-19 17:58:10" },
  { height:  524900 , difficulty:  784004 , date:  "2015-06-19 17:58:13" },
  { height:  524901 , difficulty:  782049 , date:  "2015-06-19 17:59:32" },
  { height:  524902 , difficulty:  781306 , date:  "2015-06-19 17:59:37" },
  { height:  524903 , difficulty:  782160 , date:  "2015-06-19 18:01:18" },
  { height:  524904 , difficulty:  780485 , date:  "2015-06-19 18:02:32" },
  { height:  524905 , difficulty:  781320 , date:  "2015-06-19 18:04:26" },
  { height:  524906 , difficulty:  780671 , date:  "2015-06-19 18:04:32" },
  { height:  524907 , difficulty:  781253 , date:  "2015-06-19 18:04:51" },
  { height:  524908 , difficulty:  781596 , date:  "2015-06-19 18:07:04" },
  { height:  524909 , difficulty:  779022 , date:  "2015-06-19 18:08:54" },
  { height:  524910 , difficulty:  777673 , date:  "2015-06-19 18:09:17" },
  { height:  524911 , difficulty:  779834 , date:  "2015-06-19 18:09:49" },
  { height:  524912 , difficulty:  781481 , date:  "2015-06-19 18:10:07" },
  { height:  524913 , difficulty:  778022 , date:  "2015-06-19 18:10:29" },
  { height:  524914 , difficulty:  778566 , date:  "2015-06-19 18:10:52" },
  { height:  524915 , difficulty:  779720 , date:  "2015-06-19 18:11:00" },
  { height:  524916 , difficulty:  780205 , date:  "2015-06-19 18:13:38" },
  { height:  524917 , difficulty:  779987 , date:  "2015-06-19 18:13:58" },
  { height:  524918 , difficulty:  779421 , date:  "2015-06-19 18:14:12" },
  { height:  524919 , difficulty:  777825 , date:  "2015-06-19 18:14:32" },
  { height:  524920 , difficulty:  777840 , date:  "2015-06-19 18:15:15" },
  { height:  524921 , difficulty:  777855 , date:  "2015-06-19 18:15:18" },
  { height:  524922 , difficulty:  777327 , date:  "2015-06-19 18:16:52" },
  { height:  524923 , difficulty:  776672 , date:  "2015-06-19 18:19:05" },
  { height:  524924 , difficulty:  778149 , date:  "2015-06-19 18:19:14" },
  { height:  524925 , difficulty:  776485 , date:  "2015-06-19 18:20:20" },
  { height:  524926 , difficulty:  777184 , date:  "2015-06-19 18:24:18" },
  { height:  524927 , difficulty:  780653 , date:  "2015-06-19 18:25:28" },
  { height:  524928 , difficulty:  780861 , date:  "2015-06-19 18:25:47" },
  { height:  524929 , difficulty:  782005 , date:  "2015-06-19 18:27:29" },
  { height:  524930 , difficulty:  780863 , date:  "2015-06-19 18:28:25" },
  { height:  524931 , difficulty:  783269 , date:  "2015-06-19 18:30:36" },
  { height:  524932 , difficulty:  781645 , date:  "2015-06-19 18:30:40" },
  { height:  524933 , difficulty:  785504 , date:  "2015-06-19 18:30:47" },
  { height:  524934 , difficulty:  784624 , date:  "2015-06-19 18:31:04" },
  { height:  524935 , difficulty:  785440 , date:  "2015-06-19 18:32:13" },
  { height:  524936 , difficulty:  782759 , date:  "2015-06-19 18:33:05" },
  { height:  524937 , difficulty:  782721 , date:  "2015-06-19 18:34:20" },
  { height:  524938 , difficulty:  781558 , date:  "2015-06-19 18:35:29" },
  { height:  524939 , difficulty:  781635 , date:  "2015-06-19 18:36:26" },
  { height:  524940 , difficulty:  782034 , date:  "2015-06-19 18:36:29" },
  { height:  524941 , difficulty:  782621 , date:  "2015-06-19 18:36:47" },
  { height:  524942 , difficulty:  782974 , date:  "2015-06-19 18:38:24" },
  { height:  524943 , difficulty:  781342 , date:  "2015-06-19 18:39:31" },
  { height:  524944 , difficulty:  782208 , date:  "2015-06-19 18:39:36" },
  { height:  524945 , difficulty:  781725 , date:  "2015-06-19 18:39:45" },
  { height:  524946 , difficulty:  781183 , date:  "2015-06-19 18:40:56" },
  { height:  524947 , difficulty:  778333 , date:  "2015-06-19 18:41:12" },
  { height:  524948 , difficulty:  778674 , date:  "2015-06-19 18:41:16" },
  { height:  524949 , difficulty:  779775 , date:  "2015-06-19 18:42:05" },
  { height:  524950 , difficulty:  778889 , date:  "2015-06-19 18:42:57" },
  { height:  524951 , difficulty:  780723 , date:  "2015-06-19 18:43:55" },
  { height:  524952 , difficulty:  778825 , date:  "2015-06-19 18:45:30" },
  { height:  524953 , difficulty:  780485 , date:  "2015-06-19 18:45:57" },
  { height:  524954 , difficulty:  779270 , date:  "2015-06-19 18:46:19" },
  { height:  524955 , difficulty:  780071 , date:  "2015-06-19 18:46:24" },
  { height:  524956 , difficulty:  780043 , date:  "2015-06-19 18:46:44" },
  { height:  524957 , difficulty:  782842 , date:  "2015-06-19 18:49:36" },
  { height:  524958 , difficulty:  782646 , date:  "2015-06-19 18:50:23" },
  { height:  524959 , difficulty:  781742 , date:  "2015-06-19 18:51:26" },
  { height:  524960 , difficulty:  780524 , date:  "2015-06-19 18:53:46" },
  { height:  524961 , difficulty:  778008 , date:  "2015-06-19 18:55:12" },
  { height:  524962 , difficulty:  778526 , date:  "2015-06-19 18:55:22" },
  { height:  524963 , difficulty:  781092 , date:  "2015-06-19 18:56:57" },
  { height:  524964 , difficulty:  780615 , date:  "2015-06-19 18:57:10" },
  { height:  524965 , difficulty:  781962 , date:  "2015-06-19 18:57:47" },
  { height:  524966 , difficulty:  781393 , date:  "2015-06-19 18:57:58" },
  { height:  524967 , difficulty:  782208 , date:  "2015-06-19 18:58:20" },
  { height:  524968 , difficulty:  781694 , date:  "2015-06-19 18:58:54" },
  { height:  524969 , difficulty:  783976 , date:  "2015-06-19 19:01:08" },
  { height:  524970 , difficulty:  786416 , date:  "2015-06-19 19:01:34" },
  { height:  524971 , difficulty:  783862 , date:  "2015-06-19 19:02:31" },
  { height:  524972 , difficulty:  782712 , date:  "2015-06-19 19:03:00" },
  { height:  524973 , difficulty:  785002 , date:  "2015-06-19 19:04:14" },
  { height:  524974 , difficulty:  783867 , date:  "2015-06-19 19:05:05" },
  { height:  524975 , difficulty:  783879 , date:  "2015-06-19 19:06:38" },
  { height:  524976 , difficulty:  784868 , date:  "2015-06-19 19:08:22" },
  { height:  524977 , difficulty:  789154 , date:  "2015-06-19 19:09:02" },
  { height:  524978 , difficulty:  789177 , date:  "2015-06-19 19:09:07" },
  { height:  524979 , difficulty:  788339 , date:  "2015-06-19 19:09:34" },
  { height:  524980 , difficulty:  790789 , date:  "2015-06-19 19:10:29" },
  { height:  524981 , difficulty:  792520 , date:  "2015-06-19 19:11:05" },
  { height:  524982 , difficulty:  794705 , date:  "2015-06-19 19:12:33" },
  { height:  524983 , difficulty:  794949 , date:  "2015-06-19 19:16:10" },
  { height:  524984 , difficulty:  792044 , date:  "2015-06-19 19:16:14" },
  { height:  524985 , difficulty:  791457 , date:  "2015-06-19 19:16:54" },
  { height:  524986 , difficulty:  791225 , date:  "2015-06-19 19:16:57" },
  { height:  524987 , difficulty:  790641 , date:  "2015-06-19 19:17:27" },
  { height:  524988 , difficulty:  791459 , date:  "2015-06-19 19:18:23" },
  { height:  524989 , difficulty:  793765 , date:  "2015-06-19 19:18:56" },
  { height:  524990 , difficulty:  795359 , date:  "2015-06-19 19:19:57" },
  { height:  524991 , difficulty:  797617 , date:  "2015-06-19 19:19:59" },
  { height:  524992 , difficulty:  797427 , date:  "2015-06-19 19:21:47" },
  { height:  524993 , difficulty:  797057 , date:  "2015-06-19 19:22:24" },
  { height:  524994 , difficulty:  796888 , date:  "2015-06-19 19:23:15" },
  { height:  524995 , difficulty:  798088 , date:  "2015-06-19 19:23:22" },
  { height:  524996 , difficulty:  798071 , date:  "2015-06-19 19:23:51" },
  { height:  524997 , difficulty:  798076 , date:  "2015-06-19 19:27:19" },
  { height:  524998 , difficulty:  798326 , date:  "2015-06-19 19:27:24" },
  { height:  524999 , difficulty:  799157 , date:  "2015-06-19 19:27:59" },
  { height:  525000 , difficulty:  802903 , date:  "2015-06-19 19:28:00" },
  { height:  525001 , difficulty:  801572 , date:  "2015-06-19 19:32:23" },
  { height:  525002 , difficulty:  796378 , date:  "2015-06-19 19:32:24" },
  { height:  525003 , difficulty:  797344 , date:  "2015-06-19 19:33:14" },
  { height:  525004 , difficulty:  800350 , date:  "2015-06-19 19:33:43" },
  { height:  525005 , difficulty:  799216 , date:  "2015-06-19 19:34:32" },
  { height:  525006 , difficulty:  806686 , date:  "2015-06-19 19:34:57" },
  { height:  525007 , difficulty:  804255 , date:  "2015-06-19 19:35:55" },
  { height:  525008 , difficulty:  805451 , date:  "2015-06-19 19:36:53" },
  { height:  525009 , difficulty:  805350 , date:  "2015-06-19 19:40:00" },
  { height:  525010 , difficulty:  805569 , date:  "2015-06-19 19:40:03" },
  { height:  525011 , difficulty:  804232 , date:  "2015-06-19 19:43:08" },
  { height:  525012 , difficulty:  803190 , date:  "2015-06-19 19:43:22" },
  { height:  525013 , difficulty:  801561 , date:  "2015-06-19 19:43:31" },
  { height:  525014 , difficulty:  800732 , date:  "2015-06-19 19:43:53" },
  { height:  525015 , difficulty:  801474 , date:  "2015-06-19 19:44:50" },
  { height:  525016 , difficulty:  801780 , date:  "2015-06-19 19:45:34" },
  { height:  525017 , difficulty:  801699 , date:  "2015-06-19 19:46:26" },
  { height:  525018 , difficulty:  800753 , date:  "2015-06-19 19:47:26" },
  { height:  525019 , difficulty:  800081 , date:  "2015-06-19 19:47:28" },
  { height:  525020 , difficulty:  800049 , date:  "2015-06-19 19:49:42" },
  { height:  525021 , difficulty:  804531 , date:  "2015-06-19 19:49:50" },
  { height:  525022 , difficulty:  803050 , date:  "2015-06-19 19:50:06" },
  { height:  525023 , difficulty:  804381 , date:  "2015-06-19 19:50:22" },
  { height:  525024 , difficulty:  805967 , date:  "2015-06-19 19:52:37" },
  { height:  525025 , difficulty:  806111 , date:  "2015-06-19 19:52:41" },
  { height:  525026 , difficulty:  806159 , date:  "2015-06-19 19:54:17" },
  { height:  525027 , difficulty:  805018 , date:  "2015-06-19 19:55:29" },
  { height:  525028 , difficulty:  803004 , date:  "2015-06-19 19:55:35" },
  { height:  525029 , difficulty:  802759 , date:  "2015-06-19 19:56:17" },
  { height:  525030 , difficulty:  802574 , date:  "2015-06-19 19:59:26" },
  { height:  525031 , difficulty:  803717 , date:  "2015-06-19 19:59:29" },
  { height:  525032 , difficulty:  808891 , date:  "2015-06-19 19:59:34" },
  { height:  525033 , difficulty:  805015 , date:  "2015-06-19 20:00:15" },
  { height:  525034 , difficulty:  804785 , date:  "2015-06-19 20:03:14" },
  { height:  525035 , difficulty:  809608 , date:  "2015-06-19 20:03:37" },
  { height:  525036 , difficulty:  808004 , date:  "2015-06-19 20:04:22" },
  { height:  525037 , difficulty:  806170 , date:  "2015-06-19 20:04:28" },
  { height:  525038 , difficulty:  808680 , date:  "2015-06-19 20:06:26" },
  { height:  525039 , difficulty:  806736 , date:  "2015-06-19 20:06:40" },
  { height:  525040 , difficulty:  806708 , date:  "2015-06-19 20:12:10" },
  { height:  525041 , difficulty:  806314 , date:  "2015-06-19 20:13:28" },
  { height:  525042 , difficulty:  806356 , date:  "2015-06-19 20:14:18" },
  { height:  525043 , difficulty:  807318 , date:  "2015-06-19 20:15:15" },
  { height:  525044 , difficulty:  806803 , date:  "2015-06-19 20:15:36" },
  { height:  525045 , difficulty:  804780 , date:  "2015-06-19 20:16:37" },
  { height:  525046 , difficulty:  804379 , date:  "2015-06-19 20:17:41" },
  { height:  525047 , difficulty:  804409 , date:  "2015-06-19 20:17:51" },
  { height:  525048 , difficulty:  803861 , date:  "2015-06-19 20:17:54" },
  { height:  525049 , difficulty:  804904 , date:  "2015-06-19 20:18:06" },
  { height:  525050 , difficulty:  803765 , date:  "2015-06-19 20:18:45" },
  { height:  525051 , difficulty:  804597 , date:  "2015-06-19 20:19:03" },
  { height:  525052 , difficulty:  802385 , date:  "2015-06-19 20:20:56" },
  { height:  525053 , difficulty:  801566 , date:  "2015-06-19 20:21:34" },
  { height:  525054 , difficulty:  801841 , date:  "2015-06-19 20:22:31" },
  { height:  525055 , difficulty:  803990 , date:  "2015-06-19 20:22:32" },
  { height:  525056 , difficulty:  804115 , date:  "2015-06-19 20:23:10" },
  { height:  525057 , difficulty:  803470 , date:  "2015-06-19 20:23:25" },
  { height:  525058 , difficulty:  802238 , date:  "2015-06-19 20:23:38" },
  { height:  525059 , difficulty:  797706 , date:  "2015-06-19 20:24:14" },
  { height:  525060 , difficulty:  797928 , date:  "2015-06-19 20:24:16" },
  { height:  525061 , difficulty:  797384 , date:  "2015-06-19 20:26:16" },
  { height:  525062 , difficulty:  799411 , date:  "2015-06-19 20:28:40" },
  { height:  525063 , difficulty:  804871 , date:  "2015-06-19 20:28:45" },
  { height:  525064 , difficulty:  806057 , date:  "2015-06-19 20:29:03" },
  { height:  525065 , difficulty:  808571 , date:  "2015-06-19 20:30:22" },
  { height:  525066 , difficulty:  807974 , date:  "2015-06-19 20:30:27" },
  { height:  525067 , difficulty:  808700 , date:  "2015-06-19 20:30:30" },
  { height:  525068 , difficulty:  811474 , date:  "2015-06-19 20:30:59" },
  { height:  525069 , difficulty:  810785 , date:  "2015-06-19 20:32:02" },
  { height:  525070 , difficulty:  813548 , date:  "2015-06-19 20:32:32" },
  { height:  525071 , difficulty:  813654 , date:  "2015-06-19 20:32:35" },
  { height:  525072 , difficulty:  815522 , date:  "2015-06-19 20:32:37" },
  { height:  525073 , difficulty:  811294 , date:  "2015-06-19 20:34:24" },
  { height:  525074 , difficulty:  812473 , date:  "2015-06-19 20:35:36" },
  { height:  525075 , difficulty:  813077 , date:  "2015-06-19 20:36:26" },
  { height:  525076 , difficulty:  813383 , date:  "2015-06-19 20:36:30" },
  { height:  525077 , difficulty:  809932 , date:  "2015-06-19 20:36:56" },
  { height:  525078 , difficulty:  811641 , date:  "2015-06-19 20:39:18" },
  { height:  525079 , difficulty:  810634 , date:  "2015-06-19 20:39:21" },
  { height:  525080 , difficulty:  814350 , date:  "2015-06-19 20:40:44" },
  { height:  525081 , difficulty:  814282 , date:  "2015-06-19 20:40:48" },
  { height:  525082 , difficulty:  814850 , date:  "2015-06-19 20:43:30" },
  { height:  525083 , difficulty:  814264 , date:  "2015-06-19 20:43:34" },
  { height:  525084 , difficulty:  818485 , date:  "2015-06-19 20:45:41" },
  { height:  525085 , difficulty:  814293 , date:  "2015-06-19 20:47:25" },
  { height:  525086 , difficulty:  815539 , date:  "2015-06-19 20:47:39" },
  { height:  525087 , difficulty:  812470 , date:  "2015-06-19 20:48:21" },
  { height:  525088 , difficulty:  814096 , date:  "2015-06-19 20:49:42" },
  { height:  525089 , difficulty:  816125 , date:  "2015-06-19 20:49:49" },
  { height:  525090 , difficulty:  817666 , date:  "2015-06-19 20:51:12" },
  { height:  525091 , difficulty:  817915 , date:  "2015-06-19 20:54:23" },
  { height:  525092 , difficulty:  817052 , date:  "2015-06-19 20:54:29" },
  { height:  525093 , difficulty:  817722 , date:  "2015-06-19 20:54:52" },
  { height:  525094 , difficulty:  817659 , date:  "2015-06-19 20:55:34" },
  { height:  525095 , difficulty:  819655 , date:  "2015-06-19 20:56:01" },
  { height:  525096 , difficulty:  817999 , date:  "2015-06-19 20:56:32" },
  { height:  525097 , difficulty:  818110 , date:  "2015-06-19 20:56:51" },
  { height:  525098 , difficulty:  820541 , date:  "2015-06-19 20:59:21" },
  { height:  525099 , difficulty:  821842 , date:  "2015-06-19 21:00:03" },
  { height:  525100 , difficulty:  819128 , date:  "2015-06-19 21:03:18" },
  { height:  525101 , difficulty:  820047 , date:  "2015-06-19 21:03:19" },
  { height:  525102 , difficulty:  819876 , date:  "2015-06-19 21:04:34" },
  { height:  525103 , difficulty:  818871 , date:  "2015-06-19 21:05:06" },
  { height:  525104 , difficulty:  820043 , date:  "2015-06-19 21:05:23" },
  { height:  525105 , difficulty:  822502 , date:  "2015-06-19 21:06:53" },
  { height:  525106 , difficulty:  818208 , date:  "2015-06-19 21:07:50" },
  { height:  525107 , difficulty:  819467 , date:  "2015-06-19 21:08:11" },
  { height:  525108 , difficulty:  819609 , date:  "2015-06-19 21:08:25" },
  { height:  525109 , difficulty:  821501 , date:  "2015-06-19 21:09:26" },
  { height:  525110 , difficulty:  818837 , date:  "2015-06-19 21:09:44" },
  { height:  525111 , difficulty:  820408 , date:  "2015-06-19 21:09:47" },
  { height:  525112 , difficulty:  819468 , date:  "2015-06-19 21:10:56" },
  { height:  525113 , difficulty:  822108 , date:  "2015-06-19 21:12:25" },
  { height:  525114 , difficulty:  819552 , date:  "2015-06-19 21:12:32" },
  { height:  525115 , difficulty:  822288 , date:  "2015-06-19 21:13:26" },
  { height:  525116 , difficulty:  814662 , date:  "2015-06-19 21:13:28" },
  { height:  525117 , difficulty:  814261 , date:  "2015-06-19 21:14:30" },
  { height:  525118 , difficulty:  813207 , date:  "2015-06-19 21:15:25" },
  { height:  525119 , difficulty:  814604 , date:  "2015-06-19 21:15:52" },
  { height:  525120 , difficulty:  814225 , date:  "2015-06-19 21:15:57" },
  { height:  525121 , difficulty:  813447 , date:  "2015-06-19 21:17:01" },
  { height:  525122 , difficulty:  813807 , date:  "2015-06-19 21:18:46" },
  { height:  525123 , difficulty:  814681 , date:  "2015-06-19 21:19:40" },
  { height:  525124 , difficulty:  814831 , date:  "2015-06-19 21:19:52" },
  { height:  525125 , difficulty:  817048 , date:  "2015-06-19 21:20:40" },
  { height:  525126 , difficulty:  816845 , date:  "2015-06-19 21:20:44" },
  { height:  525127 , difficulty:  824397 , date:  "2015-06-19 21:20:48" },
  { height:  525128 , difficulty:  824073 , date:  "2015-06-19 21:24:28" },
  { height:  525129 , difficulty:  823389 , date:  "2015-06-19 21:27:23" },
  { height:  525130 , difficulty:  823183 , date:  "2015-06-19 21:28:34" },
  { height:  525131 , difficulty:  823365 , date:  "2015-06-19 21:29:12" },
  { height:  525132 , difficulty:  823310 , date:  "2015-06-19 21:29:15" },
  { height:  525133 , difficulty:  823821 , date:  "2015-06-19 21:30:57" },
  { height:  525134 , difficulty:  823709 , date:  "2015-06-19 21:36:01" },
  { height:  525135 , difficulty:  823848 , date:  "2015-06-19 21:36:07" },
  { height:  525136 , difficulty:  824056 , date:  "2015-06-19 21:36:51" },
  { height:  525137 , difficulty:  821850 , date:  "2015-06-19 21:37:04" },
  { height:  525138 , difficulty:  819639 , date:  "2015-06-19 21:37:35" },
  { height:  525139 , difficulty:  819649 , date:  "2015-06-19 21:38:03" },
  { height:  525140 , difficulty:  823125 , date:  "2015-06-19 21:38:07" },
  { height:  525141 , difficulty:  822315 , date:  "2015-06-19 21:38:29" },
  { height:  525142 , difficulty:  822455 , date:  "2015-06-19 21:39:24" },
  { height:  525143 , difficulty:  823263 , date:  "2015-06-19 21:39:59" },
  { height:  525144 , difficulty:  824155 , date:  "2015-06-19 21:40:06" },
  { height:  525145 , difficulty:  822947 , date:  "2015-06-19 21:40:33" },
  { height:  525146 , difficulty:  825013 , date:  "2015-06-19 21:41:49" },
  { height:  525147 , difficulty:  825115 , date:  "2015-06-19 21:45:34" },
  { height:  525148 , difficulty:  825366 , date:  "2015-06-19 21:45:36" },
  { height:  525149 , difficulty:  823293 , date:  "2015-06-19 21:45:49" },
  { height:  525150 , difficulty:  825849 , date:  "2015-06-19 21:46:58" },
  { height:  525151 , difficulty:  825275 , date:  "2015-06-19 21:48:34" },
  { height:  525152 , difficulty:  826782 , date:  "2015-06-19 21:49:17" },
  { height:  525153 , difficulty:  826273 , date:  "2015-06-19 21:52:05" },
  { height:  525154 , difficulty:  824146 , date:  "2015-06-19 21:53:22" },
  { height:  525155 , difficulty:  824190 , date:  "2015-06-19 21:53:57" },
  { height:  525156 , difficulty:  823283 , date:  "2015-06-19 21:58:30" },
  { height:  525157 , difficulty:  823375 , date:  "2015-06-19 22:00:28" },
  { height:  525158 , difficulty:  819799 , date:  "2015-06-19 22:01:11" },
  { height:  525159 , difficulty:  822872 , date:  "2015-06-19 22:02:19" },
  { height:  525160 , difficulty:  820209 , date:  "2015-06-19 22:03:30" },
  { height:  525161 , difficulty:  819272 , date:  "2015-06-19 22:03:48" },
  { height:  525162 , difficulty:  819634 , date:  "2015-06-19 22:05:11" },
  { height:  525163 , difficulty:  821078 , date:  "2015-06-19 22:05:14" },
  { height:  525164 , difficulty:  819413 , date:  "2015-06-19 22:06:05" },
  { height:  525165 , difficulty:  823969 , date:  "2015-06-19 22:09:39" },
  { height:  525166 , difficulty:  823274 , date:  "2015-06-19 22:09:46" },
  { height:  525167 , difficulty:  819957 , date:  "2015-06-19 22:11:29" },
  { height:  525168 , difficulty:  820656 , date:  "2015-06-19 22:12:54" },
  { height:  525169 , difficulty:  820627 , date:  "2015-06-19 22:17:01" },
  { height:  525170 , difficulty:  821899 , date:  "2015-06-19 22:17:05" },
  { height:  525171 , difficulty:  821448 , date:  "2015-06-19 22:17:26" },
  { height:  525172 , difficulty:  822363 , date:  "2015-06-19 22:18:04" },
  { height:  525173 , difficulty:  823351 , date:  "2015-06-19 22:18:27" },
  { height:  525174 , difficulty:  820090 , date:  "2015-06-19 22:19:46" },
  { height:  525175 , difficulty:  820707 , date:  "2015-06-19 22:20:37" },
  { height:  525176 , difficulty:  817443 , date:  "2015-06-19 22:21:35" },
  { height:  525177 , difficulty:  818545 , date:  "2015-06-19 22:23:09" },
  { height:  525178 , difficulty:  819039 , date:  "2015-06-19 22:24:08" },
  { height:  525179 , difficulty:  819789 , date:  "2015-06-19 22:26:04" },
  { height:  525180 , difficulty:  821085 , date:  "2015-06-19 22:26:51" },
  { height:  525181 , difficulty:  820148 , date:  "2015-06-19 22:27:00" },
  { height:  525182 , difficulty:  819557 , date:  "2015-06-19 22:27:29" },
  { height:  525183 , difficulty:  820142 , date:  "2015-06-19 22:28:03" },
  { height:  525184 , difficulty:  820093 , date:  "2015-06-19 22:28:32" },
  { height:  525185 , difficulty:  819155 , date:  "2015-06-19 22:28:40" },
  { height:  525186 , difficulty:  819011 , date:  "2015-06-19 22:29:22" },
  { height:  525187 , difficulty:  819644 , date:  "2015-06-19 22:30:49" },
  { height:  525188 , difficulty:  819076 , date:  "2015-06-19 22:32:19" },
  { height:  525189 , difficulty:  818657 , date:  "2015-06-19 22:32:26" },
  { height:  525190 , difficulty:  818654 , date:  "2015-06-19 22:32:34" },
  { height:  525191 , difficulty:  817654 , date:  "2015-06-19 22:33:21" },
  { height:  525192 , difficulty:  819680 , date:  "2015-06-19 22:34:34" },
  { height:  525193 , difficulty:  819832 , date:  "2015-06-19 22:34:38" },
  { height:  525194 , difficulty:  818787 , date:  "2015-06-19 22:34:40" },
  { height:  525195 , difficulty:  818423 , date:  "2015-06-19 22:34:54" },
  { height:  525196 , difficulty:  818514 , date:  "2015-06-19 22:36:19" },
  { height:  525197 , difficulty:  817250 , date:  "2015-06-19 22:36:41" },
  { height:  525198 , difficulty:  815042 , date:  "2015-06-19 22:38:21" },
  { height:  525199 , difficulty:  814211 , date:  "2015-06-19 22:39:08" },
  { height:  525200 , difficulty:  814117 , date:  "2015-06-19 22:40:08" },
  { height:  525201 , difficulty:  815418 , date:  "2015-06-19 22:40:35" },
  { height:  525202 , difficulty:  818705 , date:  "2015-06-19 22:40:48" },
  { height:  525203 , difficulty:  818757 , date:  "2015-06-19 22:41:16" },
  { height:  525204 , difficulty:  814048 , date:  "2015-06-19 22:42:33" },
  { height:  525205 , difficulty:  810672 , date:  "2015-06-19 22:44:07" },
  { height:  525206 , difficulty:  809234 , date:  "2015-06-19 22:46:04" },
  { height:  525207 , difficulty:  810264 , date:  "2015-06-19 22:46:26" },
  { height:  525208 , difficulty:  816116 , date:  "2015-06-19 22:46:35" },
  { height:  525209 , difficulty:  814011 , date:  "2015-06-19 22:46:56" },
  { height:  525210 , difficulty:  808621 , date:  "2015-06-19 22:47:42" },
  { height:  525211 , difficulty:  809416 , date:  "2015-06-19 22:49:14" },
  { height:  525212 , difficulty:  816362 , date:  "2015-06-19 22:49:27" },
  { height:  525213 , difficulty:  817722 , date:  "2015-06-19 22:49:39" },
  { height:  525214 , difficulty:  819129 , date:  "2015-06-19 22:49:45" },
  { height:  525215 , difficulty:  819440 , date:  "2015-06-19 22:50:46" },
  { height:  525216 , difficulty:  821638 , date:  "2015-06-19 22:53:15" },
  { height:  525217 , difficulty:  821375 , date:  "2015-06-19 22:53:20" },
  { height:  525218 , difficulty:  824597 , date:  "2015-06-19 22:55:20" },
  { height:  525219 , difficulty:  824945 , date:  "2015-06-19 22:55:37" },
  { height:  525220 , difficulty:  827529 , date:  "2015-06-19 22:56:36" },
  { height:  525221 , difficulty:  827141 , date:  "2015-06-19 22:57:13" },
  { height:  525222 , difficulty:  826687 , date:  "2015-06-19 22:59:27" },
  { height:  525223 , difficulty:  821937 , date:  "2015-06-19 23:00:13" },
  { height:  525224 , difficulty:  822425 , date:  "2015-06-19 23:02:33" },
  { height:  525225 , difficulty:  822345 , date:  "2015-06-19 23:03:06" },
  { height:  525226 , difficulty:  821259 , date:  "2015-06-19 23:05:51" },
  { height:  525227 , difficulty:  819265 , date:  "2015-06-19 23:06:12" },
  { height:  525228 , difficulty:  819049 , date:  "2015-06-19 23:09:55" },
  { height:  525229 , difficulty:  816786 , date:  "2015-06-19 23:11:36" },
  { height:  525230 , difficulty:  815179 , date:  "2015-06-19 23:12:57" },
  { height:  525231 , difficulty:  814545 , date:  "2015-06-19 23:13:20" },
  { height:  525232 , difficulty:  808900 , date:  "2015-06-19 23:16:25" },
  { height:  525233 , difficulty:  806823 , date:  "2015-06-19 23:16:54" },
  { height:  525234 , difficulty:  805966 , date:  "2015-06-19 23:16:59" },
  { height:  525235 , difficulty:  804894 , date:  "2015-06-19 23:18:06" },
  { height:  525236 , difficulty:  808510 , date:  "2015-06-19 23:18:08" },
  { height:  525237 , difficulty:  808490 , date:  "2015-06-19 23:19:04" },
  { height:  525238 , difficulty:  808129 , date:  "2015-06-19 23:19:30" },
  { height:  525239 , difficulty:  808861 , date:  "2015-06-19 23:19:51" },
  { height:  525240 , difficulty:  808275 , date:  "2015-06-19 23:20:08" },
  { height:  525241 , difficulty:  804367 , date:  "2015-06-19 23:22:45" },
  { height:  525242 , difficulty:  805575 , date:  "2015-06-19 23:27:09" },
  { height:  525243 , difficulty:  806713 , date:  "2015-06-19 23:27:42" },
  { height:  525244 , difficulty:  805841 , date:  "2015-06-19 23:28:34" },
  { height:  525245 , difficulty:  802239 , date:  "2015-06-19 23:32:17" },
  { height:  525246 , difficulty:  802384 , date:  "2015-06-19 23:32:18" },
  { height:  525247 , difficulty:  802815 , date:  "2015-06-19 23:33:30" },
  { height:  525248 , difficulty:  803025 , date:  "2015-06-19 23:33:34" },
  { height:  525249 , difficulty:  802747 , date:  "2015-06-19 23:36:02" },
  { height:  525250 , difficulty:  802259 , date:  "2015-06-19 23:36:08" },
  { height:  525251 , difficulty:  806321 , date:  "2015-06-19 23:36:41" },
  { height:  525252 , difficulty:  810029 , date:  "2015-06-19 23:36:44" },
  { height:  525253 , difficulty:  810006 , date:  "2015-06-19 23:38:35" },
  { height:  525254 , difficulty:  810076 , date:  "2015-06-19 23:39:39" },
  { height:  525255 , difficulty:  808039 , date:  "2015-06-19 23:40:11" },
  { height:  525256 , difficulty:  807187 , date:  "2015-06-19 23:42:32" },
  { height:  525257 , difficulty:  807167 , date:  "2015-06-19 23:43:20" },
  { height:  525258 , difficulty:  806831 , date:  "2015-06-19 23:44:43" },
  { height:  525259 , difficulty:  806516 , date:  "2015-06-19 23:45:18" },
  { height:  525260 , difficulty:  806088 , date:  "2015-06-19 23:45:22" },
  { height:  525261 , difficulty:  806334 , date:  "2015-06-19 23:45:57" },
  { height:  525262 , difficulty:  807616 , date:  "2015-06-19 23:46:06" },
  { height:  525263 , difficulty:  806623 , date:  "2015-06-19 23:49:50" },
  { height:  525264 , difficulty:  804709 , date:  "2015-06-19 23:50:12" },
  { height:  525265 , difficulty:  805038 , date:  "2015-06-19 23:50:39" },
  { height:  525266 , difficulty:  806236 , date:  "2015-06-19 23:51:16" },
  { height:  525267 , difficulty:  805299 , date:  "2015-06-19 23:52:30" },
  { height:  525268 , difficulty:  804304 , date:  "2015-06-19 23:52:50" },
  { height:  525269 , difficulty:  805146 , date:  "2015-06-19 23:54:12" },
  { height:  525270 , difficulty:  806706 , date:  "2015-06-19 23:54:26" },
  { height:  525271 , difficulty:  806692 , date:  "2015-06-19 23:55:28" },
  { height:  525272 , difficulty:  807105 , date:  "2015-06-19 23:56:43" },
  { height:  525273 , difficulty:  808979 , date:  "2015-06-19 23:56:53" },
  { height:  525274 , difficulty:  806943 , date:  "2015-06-19 23:56:55" },
  { height:  525275 , difficulty:  807091 , date:  "2015-06-19 23:57:59" },
  { height:  525276 , difficulty:  807779 , date:  "2015-06-19 23:58:26" },
  { height:  525277 , difficulty:  808924 , date:  "2015-06-19 23:59:31" },
  { height:  525278 , difficulty:  809402 , date:  "2015-06-19 23:59:44" },
  { height:  525279 , difficulty:  809019 , date:  "2015-06-19 23:59:55" },
  { height:  525280 , difficulty:  807815 , date:  "2015-06-20 00:00:42" },
  { height:  525281 , difficulty:  805935 , date:  "2015-06-20 00:01:45" },
  { height:  525282 , difficulty:  805242 , date:  "2015-06-20 00:05:10" },
  { height:  525283 , difficulty:  804842 , date:  "2015-06-20 00:05:11" },
  { height:  525284 , difficulty:  808457 , date:  "2015-06-20 00:05:52" },
  { height:  525285 , difficulty:  809827 , date:  "2015-06-20 00:05:59" },
  { height:  525286 , difficulty:  809809 , date:  "2015-06-20 00:06:10" },
  { height:  525287 , difficulty:  807847 , date:  "2015-06-20 00:07:35" },
  { height:  525288 , difficulty:  807668 , date:  "2015-06-20 00:08:33" },
  { height:  525289 , difficulty:  811226 , date:  "2015-06-20 00:08:54" },
  { height:  525290 , difficulty:  813328 , date:  "2015-06-20 00:09:07" },
  { height:  525291 , difficulty:  813220 , date:  "2015-06-20 00:11:49" },
  { height:  525292 , difficulty:  811588 , date:  "2015-06-20 00:13:48" },
  { height:  525293 , difficulty:  814926 , date:  "2015-06-20 00:15:54" },
  { height:  525294 , difficulty:  812356 , date:  "2015-06-20 00:17:22" },
  { height:  525295 , difficulty:  812917 , date:  "2015-06-20 00:17:40" },
  { height:  525296 , difficulty:  811777 , date:  "2015-06-20 00:17:48" },
  { height:  525297 , difficulty:  811568 , date:  "2015-06-20 00:18:20" },
  { height:  525298 , difficulty:  809772 , date:  "2015-06-20 00:20:08" },
  { height:  525299 , difficulty:  808970 , date:  "2015-06-20 00:20:13" },
  { height:  525300 , difficulty:  809117 , date:  "2015-06-20 00:21:03" },
  { height:  525301 , difficulty:  808542 , date:  "2015-06-20 00:22:39" },
  { height:  525302 , difficulty:  808934 , date:  "2015-06-20 00:25:18" },
  { height:  525303 , difficulty:  808984 , date:  "2015-06-20 00:29:24" },
  { height:  525304 , difficulty:  805171 , date:  "2015-06-20 00:30:26" },
  { height:  525305 , difficulty:  803191 , date:  "2015-06-20 00:30:53" },
  { height:  525306 , difficulty:  801837 , date:  "2015-06-20 00:32:44" },
  { height:  525307 , difficulty:  801746 , date:  "2015-06-20 00:33:06" },
  { height:  525308 , difficulty:  798052 , date:  "2015-06-20 00:33:42" },
  { height:  525309 , difficulty:  797534 , date:  "2015-06-20 00:34:15" },
  { height:  525310 , difficulty:  798213 , date:  "2015-06-20 00:34:21" },
  { height:  525311 , difficulty:  797551 , date:  "2015-06-20 00:34:51" },
  { height:  525312 , difficulty:  798483 , date:  "2015-06-20 00:35:05" },
  { height:  525313 , difficulty:  797396 , date:  "2015-06-20 00:35:18" },
  { height:  525314 , difficulty:  803743 , date:  "2015-06-20 00:35:24" },
  { height:  525315 , difficulty:  804372 , date:  "2015-06-20 00:35:51" },
  { height:  525316 , difficulty:  806679 , date:  "2015-06-20 00:35:52" },
  { height:  525317 , difficulty:  805513 , date:  "2015-06-20 00:36:27" },
  { height:  525318 , difficulty:  800095 , date:  "2015-06-20 00:36:30" },
  { height:  525319 , difficulty:  799462 , date:  "2015-06-20 00:36:40" },
  { height:  525320 , difficulty:  799908 , date:  "2015-06-20 00:37:11" },
  { height:  525321 , difficulty:  795133 , date:  "2015-06-20 00:39:22" },
  { height:  525322 , difficulty:  795808 , date:  "2015-06-20 00:42:20" },
  { height:  525323 , difficulty:  794720 , date:  "2015-06-20 00:42:33" },
  { height:  525324 , difficulty:  794853 , date:  "2015-06-20 00:42:48" },
  { height:  525325 , difficulty:  792210 , date:  "2015-06-20 00:45:40" },
  { height:  525326 , difficulty:  794530 , date:  "2015-06-20 00:46:49" },
  { height:  525327 , difficulty:  794349 , date:  "2015-06-20 00:47:45" },
  { height:  525328 , difficulty:  794463 , date:  "2015-06-20 00:48:27" },
  { height:  525329 , difficulty:  794557 , date:  "2015-06-20 00:50:54" },
  { height:  525330 , difficulty:  793371 , date:  "2015-06-20 00:52:30" },
  { height:  525331 , difficulty:  792918 , date:  "2015-06-20 00:53:23" },
  { height:  525332 , difficulty:  791253 , date:  "2015-06-20 00:53:58" },
  { height:  525333 , difficulty:  790343 , date:  "2015-06-20 00:54:00" },
  { height:  525334 , difficulty:  789284 , date:  "2015-06-20 00:54:59" },
  { height:  525335 , difficulty:  788998 , date:  "2015-06-20 00:55:58" },
  { height:  525336 , difficulty:  790491 , date:  "2015-06-20 00:56:07" },
  { height:  525337 , difficulty:  790290 , date:  "2015-06-20 00:57:01" },
  { height:  525338 , difficulty:  790694 , date:  "2015-06-20 00:57:30" },
  { height:  525339 , difficulty:  788630 , date:  "2015-06-20 00:57:41" },
  { height:  525340 , difficulty:  789242 , date:  "2015-06-20 00:58:13" },
  { height:  525341 , difficulty:  792696 , date:  "2015-06-20 00:59:38" },
  { height:  525342 , difficulty:  792387 , date:  "2015-06-20 00:59:42" },
  { height:  525343 , difficulty:  791362 , date:  "2015-06-20 01:04:47" },
  { height:  525344 , difficulty:  791328 , date:  "2015-06-20 01:06:05" },
  { height:  525345 , difficulty:  789921 , date:  "2015-06-20 01:06:12" },
  { height:  525346 , difficulty:  791248 , date:  "2015-06-20 01:06:16" },
  { height:  525347 , difficulty:  791112 , date:  "2015-06-20 01:06:25" },
  { height:  525348 , difficulty:  789648 , date:  "2015-06-20 01:11:09" },
  { height:  525349 , difficulty:  789937 , date:  "2015-06-20 01:12:59" },
  { height:  525350 , difficulty:  794729 , date:  "2015-06-20 01:13:04" },
  { height:  525351 , difficulty:  796362 , date:  "2015-06-20 01:15:49" },
  { height:  525352 , difficulty:  796453 , date:  "2015-06-20 01:16:00" },
  { height:  525353 , difficulty:  797196 , date:  "2015-06-20 01:17:09" },
  { height:  525354 , difficulty:  799849 , date:  "2015-06-20 01:18:21" },
  { height:  525355 , difficulty:  799762 , date:  "2015-06-20 01:19:31" },
  { height:  525356 , difficulty:  801453 , date:  "2015-06-20 01:19:49" },
  { height:  525357 , difficulty:  801225 , date:  "2015-06-20 01:22:27" },
  { height:  525358 , difficulty:  796891 , date:  "2015-06-20 01:22:44" },
  { height:  525359 , difficulty:  799129 , date:  "2015-06-20 01:23:14" },
  { height:  525360 , difficulty:  799890 , date:  "2015-06-20 01:23:16" },
  { height:  525361 , difficulty:  800260 , date:  "2015-06-20 01:23:45" },
  { height:  525362 , difficulty:  800565 , date:  "2015-06-20 01:25:59" },
  { height:  525363 , difficulty:  799128 , date:  "2015-06-20 01:26:41" },
  { height:  525364 , difficulty:  798654 , date:  "2015-06-20 01:26:50" },
  { height:  525365 , difficulty:  799620 , date:  "2015-06-20 01:27:17" },
  { height:  525366 , difficulty:  801697 , date:  "2015-06-20 01:27:41" },
  { height:  525367 , difficulty:  799983 , date:  "2015-06-20 01:29:06" },
  { height:  525368 , difficulty:  797533 , date:  "2015-06-20 01:31:34" },
  { height:  525369 , difficulty:  796534 , date:  "2015-06-20 01:32:44" },
  { height:  525370 , difficulty:  795973 , date:  "2015-06-20 01:33:34" },
  { height:  525371 , difficulty:  796631 , date:  "2015-06-20 01:35:15" },
  { height:  525372 , difficulty:  797986 , date:  "2015-06-20 01:36:13" },
  { height:  525373 , difficulty:  797436 , date:  "2015-06-20 01:38:39" },
  { height:  525374 , difficulty:  795578 , date:  "2015-06-20 01:39:30" },
  { height:  525375 , difficulty:  795482 , date:  "2015-06-20 01:40:18" },
  { height:  525376 , difficulty:  797155 , date:  "2015-06-20 01:40:28" },
  { height:  525377 , difficulty:  797017 , date:  "2015-06-20 01:40:35" },
  { height:  525378 , difficulty:  793781 , date:  "2015-06-20 01:40:41" },
  { height:  525379 , difficulty:  789263 , date:  "2015-06-20 01:42:06" },
  { height:  525380 , difficulty:  788191 , date:  "2015-06-20 01:42:12" },
  { height:  525381 , difficulty:  788823 , date:  "2015-06-20 01:43:08" },
  { height:  525382 , difficulty:  786574 , date:  "2015-06-20 01:43:50" },
  { height:  525383 , difficulty:  792254 , date:  "2015-06-20 01:44:51" },
  { height:  525384 , difficulty:  792600 , date:  "2015-06-20 01:45:11" },
  { height:  525385 , difficulty:  791908 , date:  "2015-06-20 01:46:24" },
  { height:  525386 , difficulty:  792165 , date:  "2015-06-20 01:47:25" },
  { height:  525387 , difficulty:  792245 , date:  "2015-06-20 01:48:27" },
  { height:  525388 , difficulty:  793814 , date:  "2015-06-20 01:48:48" },
  { height:  525389 , difficulty:  795690 , date:  "2015-06-20 01:48:57" },
  { height:  525390 , difficulty:  795613 , date:  "2015-06-20 01:52:00" },
  { height:  525391 , difficulty:  795331 , date:  "2015-06-20 01:52:04" },
  { height:  525392 , difficulty:  797778 , date:  "2015-06-20 01:52:39" },
  { height:  525393 , difficulty:  797040 , date:  "2015-06-20 01:53:28" },
  { height:  525394 , difficulty:  797343 , date:  "2015-06-20 01:53:36" },
  { height:  525395 , difficulty:  797142 , date:  "2015-06-20 01:57:07" },
  { height:  525396 , difficulty:  797380 , date:  "2015-06-20 01:57:10" },
  { height:  525397 , difficulty:  794735 , date:  "2015-06-20 01:58:23" },
  { height:  525398 , difficulty:  791784 , date:  "2015-06-20 01:58:48" },
  { height:  525399 , difficulty:  792481 , date:  "2015-06-20 01:59:21" },
  { height:  525400 , difficulty:  793437 , date:  "2015-06-20 02:03:09" },
  { height:  525401 , difficulty:  790636 , date:  "2015-06-20 02:05:17" },
  { height:  525402 , difficulty:  789273 , date:  "2015-06-20 02:07:56" },
  { height:  525403 , difficulty:  788083 , date:  "2015-06-20 02:08:16" },
  { height:  525404 , difficulty:  787661 , date:  "2015-06-20 02:09:24" },
  { height:  525405 , difficulty:  787433 , date:  "2015-06-20 02:10:01" },
  { height:  525406 , difficulty:  785481 , date:  "2015-06-20 02:11:03" },
  { height:  525407 , difficulty:  786947 , date:  "2015-06-20 02:13:02" },
  { height:  525408 , difficulty:  787071 , date:  "2015-06-20 02:13:03" },
  { height:  525409 , difficulty:  787043 , date:  "2015-06-20 02:13:42" },
  { height:  525410 , difficulty:  790265 , date:  "2015-06-20 02:14:55" },
  { height:  525411 , difficulty:  790814 , date:  "2015-06-20 02:15:34" },
  { height:  525412 , difficulty:  792035 , date:  "2015-06-20 02:20:33" },
  { height:  525413 , difficulty:  791899 , date:  "2015-06-20 02:20:36" },
  { height:  525414 , difficulty:  792994 , date:  "2015-06-20 02:22:15" },
  { height:  525415 , difficulty:  797447 , date:  "2015-06-20 02:24:14" },
  { height:  525416 , difficulty:  797810 , date:  "2015-06-20 02:24:19" },
  { height:  525417 , difficulty:  796174 , date:  "2015-06-20 02:25:04" },
  { height:  525418 , difficulty:  796112 , date:  "2015-06-20 02:28:38" },
  { height:  525419 , difficulty:  790076 , date:  "2015-06-20 02:28:40" },
  { height:  525420 , difficulty:  790375 , date:  "2015-06-20 02:29:30" },
  { height:  525421 , difficulty:  790367 , date:  "2015-06-20 02:29:51" },
  { height:  525422 , difficulty:  790924 , date:  "2015-06-20 02:29:52" },
  { height:  525423 , difficulty:  791461 , date:  "2015-06-20 02:30:57" },
  { height:  525424 , difficulty:  785383 , date:  "2015-06-20 02:32:07" },
  { height:  525425 , difficulty:  784467 , date:  "2015-06-20 02:33:05" },
  { height:  525426 , difficulty:  784964 , date:  "2015-06-20 02:33:11" },
  { height:  525427 , difficulty:  781813 , date:  "2015-06-20 02:33:17" },
  { height:  525428 , difficulty:  781788 , date:  "2015-06-20 02:33:41" },
  { height:  525429 , difficulty:  783601 , date:  "2015-06-20 02:35:18" },
  { height:  525430 , difficulty:  786040 , date:  "2015-06-20 02:35:22" },
  { height:  525431 , difficulty:  784684 , date:  "2015-06-20 02:35:31" },
  { height:  525432 , difficulty:  785662 , date:  "2015-06-20 02:37:11" },
  { height:  525433 , difficulty:  783165 , date:  "2015-06-20 02:37:29" },
  { height:  525434 , difficulty:  782819 , date:  "2015-06-20 02:37:50" },
  { height:  525435 , difficulty:  782838 , date:  "2015-06-20 02:38:09" },
  { height:  525436 , difficulty:  785696 , date:  "2015-06-20 02:39:05" },
  { height:  525437 , difficulty:  787631 , date:  "2015-06-20 02:42:33" },
  { height:  525438 , difficulty:  785499 , date:  "2015-06-20 02:42:38" },
  { height:  525439 , difficulty:  785704 , date:  "2015-06-20 02:42:56" },
  { height:  525440 , difficulty:  788192 , date:  "2015-06-20 02:45:27" },
  { height:  525441 , difficulty:  789020 , date:  "2015-06-20 02:46:01" },
  { height:  525442 , difficulty:  790367 , date:  "2015-06-20 02:47:30" },
  { height:  525443 , difficulty:  788554 , date:  "2015-06-20 02:47:40" },
  { height:  525444 , difficulty:  785488 , date:  "2015-06-20 02:48:23" },
  { height:  525445 , difficulty:  786000 , date:  "2015-06-20 02:49:42" },
  { height:  525446 , difficulty:  784996 , date:  "2015-06-20 02:50:06" },
  { height:  525447 , difficulty:  782872 , date:  "2015-06-20 02:50:10" },
  { height:  525448 , difficulty:  782172 , date:  "2015-06-20 02:50:11" },
  { height:  525449 , difficulty:  779961 , date:  "2015-06-20 02:50:42" },
  { height:  525450 , difficulty:  779762 , date:  "2015-06-20 02:51:29" },
  { height:  525451 , difficulty:  782145 , date:  "2015-06-20 02:52:33" },
  { height:  525452 , difficulty:  781971 , date:  "2015-06-20 02:53:15" },
  { height:  525453 , difficulty:  783337 , date:  "2015-06-20 02:54:21" },
  { height:  525454 , difficulty:  783323 , date:  "2015-06-20 02:54:31" },
  { height:  525455 , difficulty:  781825 , date:  "2015-06-20 02:55:45" },
  { height:  525456 , difficulty:  781652 , date:  "2015-06-20 02:57:03" },
  { height:  525457 , difficulty:  783357 , date:  "2015-06-20 02:57:27" },
  { height:  525458 , difficulty:  785916 , date:  "2015-06-20 02:58:10" },
  { height:  525459 , difficulty:  785673 , date:  "2015-06-20 02:58:31" },
  { height:  525460 , difficulty:  787008 , date:  "2015-06-20 02:59:07" },
  { height:  525461 , difficulty:  786356 , date:  "2015-06-20 02:59:23" },
  { height:  525462 , difficulty:  785387 , date:  "2015-06-20 03:00:53" },
  { height:  525463 , difficulty:  785264 , date:  "2015-06-20 03:02:22" },
  { height:  525464 , difficulty:  785146 , date:  "2015-06-20 03:04:00" },
  { height:  525465 , difficulty:  793519 , date:  "2015-06-20 03:04:22" },
  { height:  525466 , difficulty:  789645 , date:  "2015-06-20 03:04:31" },
  { height:  525467 , difficulty:  790842 , date:  "2015-06-20 03:05:28" },
  { height:  525468 , difficulty:  792114 , date:  "2015-06-20 03:08:07" },
  { height:  525469 , difficulty:  799071 , date:  "2015-06-20 03:08:46" },
  { height:  525470 , difficulty:  798932 , date:  "2015-06-20 03:09:29" },
  { height:  525471 , difficulty:  795175 , date:  "2015-06-20 03:10:51" },
  { height:  525472 , difficulty:  796149 , date:  "2015-06-20 03:11:10" },
  { height:  525473 , difficulty:  795916 , date:  "2015-06-20 03:11:13" },
  { height:  525474 , difficulty:  795460 , date:  "2015-06-20 03:11:30" },
  { height:  525475 , difficulty:  794790 , date:  "2015-06-20 03:11:59" },
  { height:  525476 , difficulty:  791018 , date:  "2015-06-20 03:13:45" },
  { height:  525477 , difficulty:  791925 , date:  "2015-06-20 03:13:52" },
  { height:  525478 , difficulty:  794612 , date:  "2015-06-20 03:16:55" },
  { height:  525479 , difficulty:  797931 , date:  "2015-06-20 03:17:27" },
  { height:  525480 , difficulty:  797153 , date:  "2015-06-20 03:18:23" },
  { height:  525481 , difficulty:  796381 , date:  "2015-06-20 03:19:26" },
  { height:  525482 , difficulty:  801994 , date:  "2015-06-20 03:20:47" },
  { height:  525483 , difficulty:  799401 , date:  "2015-06-20 03:20:50" },
  { height:  525484 , difficulty:  819558 , date:  "2015-06-20 03:21:49" },
  { height:  525485 , difficulty:  819371 , date:  "2015-06-20 03:23:36" },
  { height:  525486 , difficulty:  818756 , date:  "2015-06-20 03:24:51" },
  { height:  525487 , difficulty:  820204 , date:  "2015-06-20 03:25:34" },
  { height:  525488 , difficulty:  814609 , date:  "2015-06-20 03:25:47" },
  { height:  525489 , difficulty:  815036 , date:  "2015-06-20 03:25:48" },
  { height:  525490 , difficulty:  815144 , date:  "2015-06-20 03:26:02" },
  { height:  525491 , difficulty:  812408 , date:  "2015-06-20 03:26:59" },
  { height:  525492 , difficulty:  816891 , date:  "2015-06-20 03:27:38" },
  { height:  525493 , difficulty:  821816 , date:  "2015-06-20 03:28:25" },
  { height:  525494 , difficulty:  816952 , date:  "2015-06-20 03:31:20" },
  { height:  525495 , difficulty:  821539 , date:  "2015-06-20 03:31:40" },
  { height:  525496 , difficulty:  820536 , date:  "2015-06-20 03:31:59" },
  { height:  525497 , difficulty:  822470 , date:  "2015-06-20 03:32:45" },
  { height:  525498 , difficulty:  822653 , date:  "2015-06-20 03:32:47" },
  { height:  525499 , difficulty:  824522 , date:  "2015-06-20 03:33:02" },
  { height:  525500 , difficulty:  825205 , date:  "2015-06-20 03:33:09" },
  { height:  525501 , difficulty:  824874 , date:  "2015-06-20 03:34:09" },
  { height:  525502 , difficulty:  824802 , date:  "2015-06-20 03:34:10" },
  { height:  525503 , difficulty:  826868 , date:  "2015-06-20 03:34:23" },
  { height:  525504 , difficulty:  826621 , date:  "2015-06-20 03:34:53" },
  { height:  525505 , difficulty:  825719 , date:  "2015-06-20 03:35:36" },
  { height:  525506 , difficulty:  827618 , date:  "2015-06-20 03:36:00" },
  { height:  525507 , difficulty:  827410 , date:  "2015-06-20 03:38:33" },
  { height:  525508 , difficulty:  829365 , date:  "2015-06-20 03:39:36" },
  { height:  525509 , difficulty:  831386 , date:  "2015-06-20 03:45:12" },
  { height:  525510 , difficulty:  831876 , date:  "2015-06-20 03:45:34" },
  { height:  525511 , difficulty:  832464 , date:  "2015-06-20 03:45:42" },
  { height:  525512 , difficulty:  835035 , date:  "2015-06-20 03:46:32" },
  { height:  525513 , difficulty:  830123 , date:  "2015-06-20 03:48:33" },
  { height:  525514 , difficulty:  831701 , date:  "2015-06-20 03:50:32" },
  { height:  525515 , difficulty:  832107 , date:  "2015-06-20 03:51:00" },
  { height:  525516 , difficulty:  829748 , date:  "2015-06-20 03:52:33" },
  { height:  525517 , difficulty:  830212 , date:  "2015-06-20 03:53:40" },
  { height:  525518 , difficulty:  830389 , date:  "2015-06-20 03:54:37" },
  { height:  525519 , difficulty:  831639 , date:  "2015-06-20 03:55:00" },
  { height:  525520 , difficulty:  833343 , date:  "2015-06-20 03:55:58" },
  { height:  525521 , difficulty:  832100 , date:  "2015-06-20 03:56:36" },
  { height:  525522 , difficulty:  832606 , date:  "2015-06-20 03:57:28" },
  { height:  525523 , difficulty:  832530 , date:  "2015-06-20 03:57:42" },
  { height:  525524 , difficulty:  836383 , date:  "2015-06-20 04:01:41" },
  { height:  525525 , difficulty:  835623 , date:  "2015-06-20 04:01:47" },
  { height:  525526 , difficulty:  836171 , date:  "2015-06-20 04:01:53" },
  { height:  525527 , difficulty:  834861 , date:  "2015-06-20 04:02:59" },
  { height:  525528 , difficulty:  834058 , date:  "2015-06-20 04:04:04" },
  { height:  525529 , difficulty:  833862 , date:  "2015-06-20 04:04:36" },
  { height:  525530 , difficulty:  833593 , date:  "2015-06-20 04:04:44" },
  { height:  525531 , difficulty:  833755 , date:  "2015-06-20 04:06:14" },
  { height:  525532 , difficulty:  831918 , date:  "2015-06-20 04:06:19" },
  { height:  525533 , difficulty:  833570 , date:  "2015-06-20 04:07:33" },
  { height:  525534 , difficulty:  834194 , date:  "2015-06-20 04:08:41" },
  { height:  525535 , difficulty:  836729 , date:  "2015-06-20 04:08:44" },
  { height:  525536 , difficulty:  837238 , date:  "2015-06-20 04:08:49" },
  { height:  525537 , difficulty:  839623 , date:  "2015-06-20 04:10:02" },
  { height:  525538 , difficulty:  839224 , date:  "2015-06-20 04:10:10" },
  { height:  525539 , difficulty:  838096 , date:  "2015-06-20 04:10:28" },
  { height:  525540 , difficulty:  835756 , date:  "2015-06-20 04:10:39" },
  { height:  525541 , difficulty:  835465 , date:  "2015-06-20 04:14:18" },
  { height:  525542 , difficulty:  838973 , date:  "2015-06-20 04:14:25" },
  { height:  525543 , difficulty:  838566 , date:  "2015-06-20 04:15:28" },
  { height:  525544 , difficulty:  835467 , date:  "2015-06-20 04:19:47" },
  { height:  525545 , difficulty:  835434 , date:  "2015-06-20 04:20:24" },
  { height:  525546 , difficulty:  837802 , date:  "2015-06-20 04:20:38" },
  { height:  525547 , difficulty:  835792 , date:  "2015-06-20 04:21:20" },
  { height:  525548 , difficulty:  837062 , date:  "2015-06-20 04:21:46" },
  { height:  525549 , difficulty:  838459 , date:  "2015-06-20 04:22:53" },
  { height:  525550 , difficulty:  838271 , date:  "2015-06-20 04:23:00" },
  { height:  525551 , difficulty:  839863 , date:  "2015-06-20 04:23:11" },
  { height:  525552 , difficulty:  837396 , date:  "2015-06-20 04:31:04" },
  { height:  525553 , difficulty:  838668 , date:  "2015-06-20 04:37:29" },
  { height:  525554 , difficulty:  834546 , date:  "2015-06-20 04:42:17" },
  { height:  525555 , difficulty:  833915 , date:  "2015-06-20 04:56:14" },
  { height:  525556 , difficulty:  833087 , date:  "2015-06-20 04:56:32" },
  { height:  525557 , difficulty:  831873 , date:  "2015-06-20 05:01:35" },
  { height:  525558 , difficulty:  831093 , date:  "2015-06-20 05:05:31" },
  { height:  525559 , difficulty:  832465 , date:  "2015-06-20 05:05:36" },
  { height:  525560 , difficulty:  834056 , date:  "2015-06-20 05:07:15" },
  { height:  525561 , difficulty:  833646 , date:  "2015-06-20 05:10:22" },
  { height:  525562 , difficulty:  831960 , date:  "2015-06-20 05:11:37" },
  { height:  525563 , difficulty:  831677 , date:  "2015-06-20 05:11:39" },
  { height:  525564 , difficulty:  831910 , date:  "2015-06-20 05:12:15" },
  { height:  525565 , difficulty:  833130 , date:  "2015-06-20 05:12:49" },
  { height:  525566 , difficulty:  832959 , date:  "2015-06-20 05:13:29" },
  { height:  525567 , difficulty:  833022 , date:  "2015-06-20 05:13:33" },
  { height:  525568 , difficulty:  832883 , date:  "2015-06-20 05:13:49" },
  { height:  525569 , difficulty:  833917 , date:  "2015-06-20 05:14:17" },
  { height:  525570 , difficulty:  833057 , date:  "2015-06-20 05:15:15" },
  { height:  525571 , difficulty:  835248 , date:  "2015-06-20 05:15:38" },
  { height:  525572 , difficulty:  835433 , date:  "2015-06-20 05:17:33" },
  { height:  525573 , difficulty:  835963 , date:  "2015-06-20 05:18:31" },
  { height:  525574 , difficulty:  836123 , date:  "2015-06-20 05:21:38" },
  { height:  525575 , difficulty:  835903 , date:  "2015-06-20 05:22:33" },
  { height:  525576 , difficulty:  837727 , date:  "2015-06-20 05:24:52" },
  { height:  525577 , difficulty:  836466 , date:  "2015-06-20 05:25:00" },
  { height:  525578 , difficulty:  838974 , date:  "2015-06-20 05:25:34" },
  { height:  525579 , difficulty:  840547 , date:  "2015-06-20 05:26:30" },
  { height:  525580 , difficulty:  842689 , date:  "2015-06-20 05:26:57" },
  { height:  525581 , difficulty:  841858 , date:  "2015-06-20 05:28:40" },
  { height:  525582 , difficulty:  841816 , date:  "2015-06-20 05:30:01" },
  { height:  525583 , difficulty:  841405 , date:  "2015-06-20 05:33:08" },
  { height:  525584 , difficulty:  842649 , date:  "2015-06-20 05:34:02" },
  { height:  525585 , difficulty:  835109 , date:  "2015-06-20 05:34:06" },
  { height:  525586 , difficulty:  835441 , date:  "2015-06-20 05:34:21" },
  { height:  525587 , difficulty:  835772 , date:  "2015-06-20 05:35:33" },
  { height:  525588 , difficulty:  835194 , date:  "2015-06-20 05:36:25" },
  { height:  525589 , difficulty:  832921 , date:  "2015-06-20 05:39:09" },
  { height:  525590 , difficulty:  830352 , date:  "2015-06-20 05:41:11" },
  { height:  525591 , difficulty:  833558 , date:  "2015-06-20 05:41:53" },
  { height:  525592 , difficulty:  831891 , date:  "2015-06-20 05:44:26" },
  { height:  525593 , difficulty:  830711 , date:  "2015-06-20 05:45:03" },
  { height:  525594 , difficulty:  829918 , date:  "2015-06-20 05:45:11" },
  { height:  525595 , difficulty:  830488 , date:  "2015-06-20 05:47:16" },
  { height:  525596 , difficulty:  829273 , date:  "2015-06-20 05:47:42" },
  { height:  525597 , difficulty:  830702 , date:  "2015-06-20 05:47:49" },
  { height:  525598 , difficulty:  832738 , date:  "2015-06-20 05:48:32" },
  { height:  525599 , difficulty:  832712 , date:  "2015-06-20 05:48:44" },
  { height:  525600 , difficulty:  828685 , date:  "2015-06-20 05:50:23" },
  { height:  525601 , difficulty:  834335 , date:  "2015-06-20 05:51:04" },
  { height:  525602 , difficulty:  835975 , date:  "2015-06-20 05:51:48" },
  { height:  525603 , difficulty:  834934 , date:  "2015-06-20 05:52:02" },
  { height:  525604 , difficulty:  835918 , date:  "2015-06-20 05:52:45" },
  { height:  525605 , difficulty:  836590 , date:  "2015-06-20 05:53:01" },
  { height:  525606 , difficulty:  839665 , date:  "2015-06-20 05:53:07" },
  { height:  525607 , difficulty:  837664 , date:  "2015-06-20 05:53:49" },
  { height:  525608 , difficulty:  837793 , date:  "2015-06-20 05:54:18" },
  { height:  525609 , difficulty:  836498 , date:  "2015-06-20 05:54:41" },
  { height:  525610 , difficulty:  836606 , date:  "2015-06-20 05:54:45" },
  { height:  525611 , difficulty:  837887 , date:  "2015-06-20 05:55:01" },
  { height:  525612 , difficulty:  839683 , date:  "2015-06-20 05:55:31" },
  { height:  525613 , difficulty:  839687 , date:  "2015-06-20 05:56:56" },
  { height:  525614 , difficulty:  840983 , date:  "2015-06-20 05:57:32" },
  { height:  525615 , difficulty:  840714 , date:  "2015-06-20 05:58:00" },
  { height:  525616 , difficulty:  840978 , date:  "2015-06-20 05:58:38" },
  { height:  525617 , difficulty:  838099 , date:  "2015-06-20 05:59:56" },
  { height:  525618 , difficulty:  839658 , date:  "2015-06-20 06:00:02" },
  { height:  525619 , difficulty:  838346 , date:  "2015-06-20 06:00:16" },
  { height:  525620 , difficulty:  832416 , date:  "2015-06-20 06:00:52" },
  { height:  525621 , difficulty:  833324 , date:  "2015-06-20 06:02:19" },
  { height:  525622 , difficulty:  833475 , date:  "2015-06-20 06:02:30" },
  { height:  525623 , difficulty:  832663 , date:  "2015-06-20 06:03:45" },
  { height:  525624 , difficulty:  833312 , date:  "2015-06-20 06:04:23" },
  { height:  525625 , difficulty:  833056 , date:  "2015-06-20 06:05:36" },
  { height:  525626 , difficulty:  834378 , date:  "2015-06-20 06:06:32" },
  { height:  525627 , difficulty:  836506 , date:  "2015-06-20 06:06:43" },
  { height:  525628 , difficulty:  825976 , date:  "2015-06-20 06:07:12" },
  { height:  525629 , difficulty:  817624 , date:  "2015-06-20 06:07:46" },
  { height:  525630 , difficulty:  811243 , date:  "2015-06-20 06:08:17" },
  { height:  525631 , difficulty:  793208 , date:  "2015-06-20 06:08:22" },
  { height:  525632 , difficulty:  796645 , date:  "2015-06-20 06:09:39" },
  { height:  525633 , difficulty:  791164 , date:  "2015-06-20 06:10:23" },
  { height:  525634 , difficulty:  787530 , date:  "2015-06-20 06:10:25" },
  { height:  525635 , difficulty:  790511 , date:  "2015-06-20 06:10:32" },
  { height:  525636 , difficulty:  790323 , date:  "2015-06-20 06:11:26" },
  { height:  525637 , difficulty:  786621 , date:  "2015-06-20 06:17:09" },
  { height:  525638 , difficulty:  787131 , date:  "2015-06-20 06:18:01" },
  { height:  525639 , difficulty:  787449 , date:  "2015-06-20 06:18:07" },
  { height:  525640 , difficulty:  787551 , date:  "2015-06-20 06:18:46" },
  { height:  525641 , difficulty:  787144 , date:  "2015-06-20 06:19:48" },
  { height:  525642 , difficulty:  786843 , date:  "2015-06-20 06:19:54" },
  { height:  525643 , difficulty:  787567 , date:  "2015-06-20 06:20:02" },
  { height:  525644 , difficulty:  790174 , date:  "2015-06-20 06:20:55" },
  { height:  525645 , difficulty:  790209 , date:  "2015-06-20 06:21:11" },
  { height:  525646 , difficulty:  790268 , date:  "2015-06-20 06:22:05" },
  { height:  525647 , difficulty:  790483 , date:  "2015-06-20 06:22:11" },
  { height:  525648 , difficulty:  789684 , date:  "2015-06-20 06:22:29" },
  { height:  525649 , difficulty:  789619 , date:  "2015-06-20 06:22:32" },
  { height:  525650 , difficulty:  787692 , date:  "2015-06-20 06:23:49" },
  { height:  525651 , difficulty:  788823 , date:  "2015-06-20 06:23:51" },
  { height:  525652 , difficulty:  786788 , date:  "2015-06-20 06:25:50" },
  { height:  525653 , difficulty:  786801 , date:  "2015-06-20 06:26:19" },
  { height:  525654 , difficulty:  786734 , date:  "2015-06-20 06:27:13" },
  { height:  525655 , difficulty:  786794 , date:  "2015-06-20 06:27:19" },
  { height:  525656 , difficulty:  787067 , date:  "2015-06-20 06:28:42" },
  { height:  525657 , difficulty:  786824 , date:  "2015-06-20 06:29:13" },
  { height:  525658 , difficulty:  789806 , date:  "2015-06-20 06:29:19" },
  { height:  525659 , difficulty:  785981 , date:  "2015-06-20 06:29:39" },
  { height:  525660 , difficulty:  785767 , date:  "2015-06-20 06:31:53" },
  { height:  525661 , difficulty:  785816 , date:  "2015-06-20 06:34:07" },
  { height:  525662 , difficulty:  786208 , date:  "2015-06-20 06:34:11" },
  { height:  525663 , difficulty:  785940 , date:  "2015-06-20 06:35:07" },
  { height:  525664 , difficulty:  785604 , date:  "2015-06-20 06:35:55" },
  { height:  525665 , difficulty:  783486 , date:  "2015-06-20 06:36:29" },
  { height:  525666 , difficulty:  781017 , date:  "2015-06-20 06:37:24" },
  { height:  525667 , difficulty:  782460 , date:  "2015-06-20 06:37:49" },
  { height:  525668 , difficulty:  780084 , date:  "2015-06-20 06:38:24" },
  { height:  525669 , difficulty:  780431 , date:  "2015-06-20 06:39:30" },
  { height:  525670 , difficulty:  780462 , date:  "2015-06-20 06:39:40" },
  { height:  525671 , difficulty:  778511 , date:  "2015-06-20 06:40:28" },
  { height:  525672 , difficulty:  782367 , date:  "2015-06-20 06:42:34" },
  { height:  525673 , difficulty:  782378 , date:  "2015-06-20 06:42:37" },
  { height:  525674 , difficulty:  782264 , date:  "2015-06-20 06:42:53" },
  { height:  525675 , difficulty:  782081 , date:  "2015-06-20 06:43:14" },
  { height:  525676 , difficulty:  785583 , date:  "2015-06-20 06:44:08" },
  { height:  525677 , difficulty:  784798 , date:  "2015-06-20 06:44:35" },
  { height:  525678 , difficulty:  784988 , date:  "2015-06-20 06:45:55" },
  { height:  525679 , difficulty:  785361 , date:  "2015-06-20 06:46:13" },
  { height:  525680 , difficulty:  785547 , date:  "2015-06-20 06:46:14" },
  { height:  525681 , difficulty:  785786 , date:  "2015-06-20 06:46:41" },
  { height:  525682 , difficulty:  786947 , date:  "2015-06-20 06:46:47" },
  { height:  525683 , difficulty:  787339 , date:  "2015-06-20 06:46:59" },
  { height:  525684 , difficulty:  790767 , date:  "2015-06-20 06:50:19" },
  { height:  525685 , difficulty:  790389 , date:  "2015-06-20 06:50:21" },
  { height:  525686 , difficulty:  794340 , date:  "2015-06-20 06:50:34" },
  { height:  525687 , difficulty:  794354 , date:  "2015-06-20 06:50:42" },
  { height:  525688 , difficulty:  793962 , date:  "2015-06-20 06:51:57" },
  { height:  525689 , difficulty:  792665 , date:  "2015-06-20 06:52:23" },
  { height:  525690 , difficulty:  793183 , date:  "2015-06-20 06:55:03" },
  { height:  525691 , difficulty:  793592 , date:  "2015-06-20 06:55:06" },
  { height:  525692 , difficulty:  793958 , date:  "2015-06-20 06:55:10" },
  { height:  525693 , difficulty:  793630 , date:  "2015-06-20 06:55:18" },
  { height:  525694 , difficulty:  793609 , date:  "2015-06-20 06:55:48" },
  { height:  525695 , difficulty:  796271 , date:  "2015-06-20 06:55:51" },
  { height:  525696 , difficulty:  795708 , date:  "2015-06-20 06:57:48" },
  { height:  525697 , difficulty:  794220 , date:  "2015-06-20 06:58:41" },
  { height:  525698 , difficulty:  794375 , date:  "2015-06-20 06:58:58" },
  { height:  525699 , difficulty:  795719 , date:  "2015-06-20 06:59:00" },
  { height:  525700 , difficulty:  795026 , date:  "2015-06-20 06:59:43" },
  { height:  525701 , difficulty:  795569 , date:  "2015-06-20 07:01:28" },
  { height:  525702 , difficulty:  795964 , date:  "2015-06-20 07:01:35" },
  { height:  525703 , difficulty:  795910 , date:  "2015-06-20 07:01:58" },
  { height:  525704 , difficulty:  796231 , date:  "2015-06-20 07:03:58" },
  { height:  525705 , difficulty:  799637 , date:  "2015-06-20 07:04:30" },
  { height:  525706 , difficulty:  799036 , date:  "2015-06-20 07:05:06" },
  { height:  525707 , difficulty:  799010 , date:  "2015-06-20 07:05:26" },
  { height:  525708 , difficulty:  798210 , date:  "2015-06-20 07:05:27" },
  { height:  525709 , difficulty:  801145 , date:  "2015-06-20 07:06:39" },
  { height:  525710 , difficulty:  801571 , date:  "2015-06-20 07:06:43" },
  { height:  525711 , difficulty:  802380 , date:  "2015-06-20 07:08:05" },
  { height:  525712 , difficulty:  801296 , date:  "2015-06-20 07:08:12" },
  { height:  525713 , difficulty:  796340 , date:  "2015-06-20 07:09:19" },
  { height:  525714 , difficulty:  795483 , date:  "2015-06-20 07:10:37" },
  { height:  525715 , difficulty:  802540 , date:  "2015-06-20 07:11:58" },
  { height:  525716 , difficulty:  803371 , date:  "2015-06-20 07:12:28" },
  { height:  525717 , difficulty:  803074 , date:  "2015-06-20 07:14:27" },
  { height:  525718 , difficulty:  804169 , date:  "2015-06-20 07:14:51" },
  { height:  525719 , difficulty:  804425 , date:  "2015-06-20 07:15:45" },
  { height:  525720 , difficulty:  804579 , date:  "2015-06-20 07:15:56" },
  { height:  525721 , difficulty:  805622 , date:  "2015-06-20 07:16:02" },
  { height:  525722 , difficulty:  804620 , date:  "2015-06-20 07:17:54" },
  { height:  525723 , difficulty:  804532 , date:  "2015-06-20 07:18:07" },
  { height:  525724 , difficulty:  804373 , date:  "2015-06-20 07:18:20" },
  { height:  525725 , difficulty:  805149 , date:  "2015-06-20 07:18:23" },
  { height:  525726 , difficulty:  803812 , date:  "2015-06-20 07:18:31" },
  { height:  525727 , difficulty:  806256 , date:  "2015-06-20 07:18:35" },
  { height:  525728 , difficulty:  804430 , date:  "2015-06-20 07:20:04" },
  { height:  525729 , difficulty:  805027 , date:  "2015-06-20 07:20:37" },
  { height:  525730 , difficulty:  803823 , date:  "2015-06-20 07:23:42" },
  { height:  525731 , difficulty:  804504 , date:  "2015-06-20 07:24:09" },
  { height:  525732 , difficulty:  802970 , date:  "2015-06-20 07:24:28" },
  { height:  525733 , difficulty:  802547 , date:  "2015-06-20 07:25:32" },
  { height:  525734 , difficulty:  803197 , date:  "2015-06-20 07:30:23" },
  { height:  525735 , difficulty:  802779 , date:  "2015-06-20 07:30:55" },
  { height:  525736 , difficulty:  802451 , date:  "2015-06-20 07:31:04" },
  { height:  525737 , difficulty:  802649 , date:  "2015-06-20 07:31:13" },
  { height:  525738 , difficulty:  802641 , date:  "2015-06-20 07:31:54" },
  { height:  525739 , difficulty:  801769 , date:  "2015-06-20 07:34:14" },
  { height:  525740 , difficulty:  802415 , date:  "2015-06-20 07:36:26" },
  { height:  525741 , difficulty:  801734 , date:  "2015-06-20 07:37:09" },
  { height:  525742 , difficulty:  800544 , date:  "2015-06-20 07:38:48" },
  { height:  525743 , difficulty:  800584 , date:  "2015-06-20 07:41:14" },
  { height:  525744 , difficulty:  801150 , date:  "2015-06-20 07:42:25" },
  { height:  525745 , difficulty:  800303 , date:  "2015-06-20 07:43:28" },
  { height:  525746 , difficulty:  800095 , date:  "2015-06-20 07:44:03" },
  { height:  525747 , difficulty:  799025 , date:  "2015-06-20 07:44:31" },
  { height:  525748 , difficulty:  798561 , date:  "2015-06-20 07:45:38" },
  { height:  525749 , difficulty:  800024 , date:  "2015-06-20 07:45:55" },
  { height:  525750 , difficulty:  800721 , date:  "2015-06-20 07:46:17" },
  { height:  525751 , difficulty:  800295 , date:  "2015-06-20 07:46:24" },
  { height:  525752 , difficulty:  799640 , date:  "2015-06-20 07:46:50" },
  { height:  525753 , difficulty:  802128 , date:  "2015-06-20 07:47:01" },
  { height:  525754 , difficulty:  800389 , date:  "2015-06-20 07:48:24" },
  { height:  525755 , difficulty:  801773 , date:  "2015-06-20 07:48:29" },
  { height:  525756 , difficulty:  801792 , date:  "2015-06-20 07:48:37" },
  { height:  525757 , difficulty:  804734 , date:  "2015-06-20 07:48:43" },
  { height:  525758 , difficulty:  804645 , date:  "2015-06-20 07:49:31" },
  { height:  525759 , difficulty:  807158 , date:  "2015-06-20 07:49:59" },
  { height:  525760 , difficulty:  804976 , date:  "2015-06-20 07:52:38" },
  { height:  525761 , difficulty:  805202 , date:  "2015-06-20 07:52:47" },
  { height:  525762 , difficulty:  805818 , date:  "2015-06-20 07:52:58" },
  { height:  525763 , difficulty:  807416 , date:  "2015-06-20 07:53:21" },
  { height:  525764 , difficulty:  805860 , date:  "2015-06-20 07:54:23" },
  { height:  525765 , difficulty:  807092 , date:  "2015-06-20 07:54:28" },
  { height:  525766 , difficulty:  807745 , date:  "2015-06-20 07:55:03" },
  { height:  525767 , difficulty:  807773 , date:  "2015-06-20 07:57:42" },
  { height:  525768 , difficulty:  808160 , date:  "2015-06-20 07:57:48" },
  { height:  525769 , difficulty:  808883 , date:  "2015-06-20 07:59:48" },
  { height:  525770 , difficulty:  808772 , date:  "2015-06-20 08:00:11" },
  { height:  525771 , difficulty:  809366 , date:  "2015-06-20 08:01:07" },
  { height:  525772 , difficulty:  807129 , date:  "2015-06-20 08:01:18" },
  { height:  525773 , difficulty:  809262 , date:  "2015-06-20 08:01:19" },
  { height:  525774 , difficulty:  809779 , date:  "2015-06-20 08:02:11" },
  { height:  525775 , difficulty:  814112 , date:  "2015-06-20 08:02:15" },
  { height:  525776 , difficulty:  813115 , date:  "2015-06-20 08:05:04" },
  { height:  525777 , difficulty:  812393 , date:  "2015-06-20 08:05:25" },
  { height:  525778 , difficulty:  812922 , date:  "2015-06-20 08:06:02" },
  { height:  525779 , difficulty:  812745 , date:  "2015-06-20 08:10:13" },
  { height:  525780 , difficulty:  812021 , date:  "2015-06-20 08:10:15" },
  { height:  525781 , difficulty:  812557 , date:  "2015-06-20 08:10:59" },
  { height:  525782 , difficulty:  812182 , date:  "2015-06-20 08:12:55" },
  { height:  525783 , difficulty:  812012 , date:  "2015-06-20 08:13:24" },
  { height:  525784 , difficulty:  813335 , date:  "2015-06-20 08:13:38" },
  { height:  525785 , difficulty:  812079 , date:  "2015-06-20 08:13:47" },
  { height:  525786 , difficulty:  812025 , date:  "2015-06-20 08:14:25" },
  { height:  525787 , difficulty:  811702 , date:  "2015-06-20 08:14:34" },
  { height:  525788 , difficulty:  813529 , date:  "2015-06-20 08:14:37" },
  { height:  525789 , difficulty:  812127 , date:  "2015-06-20 08:15:09" },
  { height:  525790 , difficulty:  811538 , date:  "2015-06-20 08:16:30" },
  { height:  525791 , difficulty:  809732 , date:  "2015-06-20 08:17:30" },
  { height:  525792 , difficulty:  810436 , date:  "2015-06-20 08:18:24" },
  { height:  525793 , difficulty:  808976 , date:  "2015-06-20 08:18:33" },
  { height:  525794 , difficulty:  809026 , date:  "2015-06-20 08:19:33" },
  { height:  525795 , difficulty:  807908 , date:  "2015-06-20 08:21:20" },
  { height:  525796 , difficulty:  809085 , date:  "2015-06-20 08:21:23" },
  { height:  525797 , difficulty:  811307 , date:  "2015-06-20 08:21:42" },
  { height:  525798 , difficulty:  809979 , date:  "2015-06-20 08:24:20" },
  { height:  525799 , difficulty:  809939 , date:  "2015-06-20 08:26:04" },
  { height:  525800 , difficulty:  810708 , date:  "2015-06-20 08:26:45" },
  { height:  525801 , difficulty:  810711 , date:  "2015-06-20 08:27:19" },
  { height:  525802 , difficulty:  810586 , date:  "2015-06-20 08:28:32" },
  { height:  525803 , difficulty:  815468 , date:  "2015-06-20 08:29:28" },
  { height:  525804 , difficulty:  817408 , date:  "2015-06-20 08:29:49" },
  { height:  525805 , difficulty:  818252 , date:  "2015-06-20 08:30:51" },
  { height:  525806 , difficulty:  814847 , date:  "2015-06-20 08:31:19" },
  { height:  525807 , difficulty:  814268 , date:  "2015-06-20 08:31:31" },
  { height:  525808 , difficulty:  816130 , date:  "2015-06-20 08:31:39" },
  { height:  525809 , difficulty:  821632 , date:  "2015-06-20 08:32:09" },
  { height:  525810 , difficulty:  815030 , date:  "2015-06-20 08:32:32" },
  { height:  525811 , difficulty:  815268 , date:  "2015-06-20 08:32:50" },
  { height:  525812 , difficulty:  815327 , date:  "2015-06-20 08:33:14" },
  { height:  525813 , difficulty:  815802 , date:  "2015-06-20 08:33:21" },
  { height:  525814 , difficulty:  815476 , date:  "2015-06-20 08:33:30" },
  { height:  525815 , difficulty:  812339 , date:  "2015-06-20 08:34:27" },
  { height:  525816 , difficulty:  809815 , date:  "2015-06-20 08:35:39" },
  { height:  525817 , difficulty:  810052 , date:  "2015-06-20 08:36:32" },
  { height:  525818 , difficulty:  808571 , date:  "2015-06-20 08:39:50" },
  { height:  525819 , difficulty:  805416 , date:  "2015-06-20 08:39:52" },
  { height:  525820 , difficulty:  804398 , date:  "2015-06-20 08:41:47" },
  { height:  525821 , difficulty:  804647 , date:  "2015-06-20 08:42:03" },
  { height:  525822 , difficulty:  808862 , date:  "2015-06-20 08:42:39" },
  { height:  525823 , difficulty:  808233 , date:  "2015-06-20 08:44:38" },
  { height:  525824 , difficulty:  806979 , date:  "2015-06-20 08:44:41" },
  { height:  525825 , difficulty:  808104 , date:  "2015-06-20 08:44:47" },
  { height:  525826 , difficulty:  809730 , date:  "2015-06-20 08:48:01" },
  { height:  525827 , difficulty:  810499 , date:  "2015-06-20 08:48:19" },
  { height:  525828 , difficulty:  813680 , date:  "2015-06-20 08:49:08" },
  { height:  525829 , difficulty:  815150 , date:  "2015-06-20 08:49:50" },
  { height:  525830 , difficulty:  814013 , date:  "2015-06-20 08:50:01" },
  { height:  525831 , difficulty:  820140 , date:  "2015-06-20 08:50:12" },
  { height:  525832 , difficulty:  822659 , date:  "2015-06-20 08:50:54" },
  { height:  525833 , difficulty:  823497 , date:  "2015-06-20 08:51:14" },
  { height:  525834 , difficulty:  823934 , date:  "2015-06-20 08:51:16" },
  { height:  525835 , difficulty:  824918 , date:  "2015-06-20 08:51:24" },
  { height:  525836 , difficulty:  821602 , date:  "2015-06-20 08:52:45" },
  { height:  525837 , difficulty:  823302 , date:  "2015-06-20 08:53:10" },
  { height:  525838 , difficulty:  823089 , date:  "2015-06-20 08:53:34" },
  { height:  525839 , difficulty:  823723 , date:  "2015-06-20 08:54:11" },
  { height:  525840 , difficulty:  827260 , date:  "2015-06-20 08:56:15" },
  { height:  525841 , difficulty:  827280 , date:  "2015-06-20 08:56:18" },
  { height:  525842 , difficulty:  828866 , date:  "2015-06-20 08:56:51" },
  { height:  525843 , difficulty:  827095 , date:  "2015-06-20 08:57:05" },
  { height:  525844 , difficulty:  832794 , date:  "2015-06-20 08:57:33" },
  { height:  525845 , difficulty:  830009 , date:  "2015-06-20 08:58:15" },
  { height:  525846 , difficulty:  829940 , date:  "2015-06-20 08:58:17" },
  { height:  525847 , difficulty:  829490 , date:  "2015-06-20 09:00:33" },
  { height:  525848 , difficulty:  829747 , date:  "2015-06-20 09:00:39" },
  { height:  525849 , difficulty:  831583 , date:  "2015-06-20 09:01:32" },
  { height:  525850 , difficulty:  831541 , date:  "2015-06-20 09:02:20" },
  { height:  525851 , difficulty:  832824 , date:  "2015-06-20 09:02:49" },
  { height:  525852 , difficulty:  831025 , date:  "2015-06-20 09:03:19" },
  { height:  525853 , difficulty:  831919 , date:  "2015-06-20 09:04:04" },
  { height:  525854 , difficulty:  833796 , date:  "2015-06-20 09:04:19" },
  { height:  525855 , difficulty:  828922 , date:  "2015-06-20 09:05:47" },
  { height:  525856 , difficulty:  829074 , date:  "2015-06-20 09:06:00" },
  { height:  525857 , difficulty:  828707 , date:  "2015-06-20 09:06:18" },
  { height:  525858 , difficulty:  826757 , date:  "2015-06-20 09:06:23" },
  { height:  525859 , difficulty:  826743 , date:  "2015-06-20 09:07:04" },
  { height:  525860 , difficulty:  826592 , date:  "2015-06-20 09:09:10" },
  { height:  525861 , difficulty:  827358 , date:  "2015-06-20 09:09:44" },
  { height:  525862 , difficulty:  828503 , date:  "2015-06-20 09:09:59" },
  { height:  525863 , difficulty:  830411 , date:  "2015-06-20 09:10:58" },
  { height:  525864 , difficulty:  830497 , date:  "2015-06-20 09:12:27" },
  { height:  525865 , difficulty:  829916 , date:  "2015-06-20 09:12:28" },
  { height:  525866 , difficulty:  829099 , date:  "2015-06-20 09:12:45" },
  { height:  525867 , difficulty:  829390 , date:  "2015-06-20 09:13:15" },
  { height:  525868 , difficulty:  828190 , date:  "2015-06-20 09:14:34" },
  { height:  525869 , difficulty:  828008 , date:  "2015-06-20 09:15:45" },
  { height:  525870 , difficulty:  826906 , date:  "2015-06-20 09:18:24" },
  { height:  525871 , difficulty:  826369 , date:  "2015-06-20 09:18:46" },
  { height:  525872 , difficulty:  826803 , date:  "2015-06-20 09:20:25" },
  { height:  525873 , difficulty:  828710 , date:  "2015-06-20 09:21:22" },
  { height:  525874 , difficulty:  826083 , date:  "2015-06-20 09:21:24" },
  { height:  525875 , difficulty:  825042 , date:  "2015-06-20 09:21:28" },
  { height:  525876 , difficulty:  824705 , date:  "2015-06-20 09:21:38" },
  { height:  525877 , difficulty:  824200 , date:  "2015-06-20 09:22:13" },
  { height:  525878 , difficulty:  823133 , date:  "2015-06-20 09:22:26" },
  { height:  525879 , difficulty:  823626 , date:  "2015-06-20 09:23:21" },
  { height:  525880 , difficulty:  825349 , date:  "2015-06-20 09:23:44" },
  { height:  525881 , difficulty:  826658 , date:  "2015-06-20 09:27:08" },
  { height:  525882 , difficulty:  826525 , date:  "2015-06-20 09:27:27" },
  { height:  525883 , difficulty:  826451 , date:  "2015-06-20 09:30:14" },
  { height:  525884 , difficulty:  826761 , date:  "2015-06-20 09:30:42" },
  { height:  525885 , difficulty:  827160 , date:  "2015-06-20 09:31:12" },
  { height:  525886 , difficulty:  828800 , date:  "2015-06-20 09:32:06" },
  { height:  525887 , difficulty:  828680 , date:  "2015-06-20 09:32:59" },
  { height:  525888 , difficulty:  828392 , date:  "2015-06-20 09:34:10" },
  { height:  525889 , difficulty:  828363 , date:  "2015-06-20 09:34:37" },
  { height:  525890 , difficulty:  829588 , date:  "2015-06-20 09:36:14" },
  { height:  525891 , difficulty:  831761 , date:  "2015-06-20 09:36:53" },
  { height:  525892 , difficulty:  830146 , date:  "2015-06-20 09:37:46" },
  { height:  525893 , difficulty:  831716 , date:  "2015-06-20 09:38:24" },
  { height:  525894 , difficulty:  827393 , date:  "2015-06-20 09:38:26" },
  { height:  525895 , difficulty:  828703 , date:  "2015-06-20 09:39:13" },
  { height:  525896 , difficulty:  826821 , date:  "2015-06-20 09:39:39" },
  { height:  525897 , difficulty:  829574 , date:  "2015-06-20 09:39:53" },
  { height:  525898 , difficulty:  829789 , date:  "2015-06-20 09:41:58" },
  { height:  525899 , difficulty:  830264 , date:  "2015-06-20 09:42:00" },
  { height:  525900 , difficulty:  830951 , date:  "2015-06-20 09:42:58" },
  { height:  525901 , difficulty:  834732 , date:  "2015-06-20 09:43:58" },
  { height:  525902 , difficulty:  830579 , date:  "2015-06-20 09:44:06" },
  { height:  525903 , difficulty:  835470 , date:  "2015-06-20 09:47:49" },
  { height:  525904 , difficulty:  836719 , date:  "2015-06-20 09:48:04" },
  { height:  525905 , difficulty:  837661 , date:  "2015-06-20 09:48:32" },
  { height:  525906 , difficulty:  837951 , date:  "2015-06-20 09:48:58" },
  { height:  525907 , difficulty:  842206 , date:  "2015-06-20 09:49:43" },
  { height:  525908 , difficulty:  841915 , date:  "2015-06-20 09:53:47" },
  { height:  525909 , difficulty:  841579 , date:  "2015-06-20 09:54:48" },
  { height:  525910 , difficulty:  843203 , date:  "2015-06-20 09:57:28" },
  { height:  525911 , difficulty:  843085 , date:  "2015-06-20 09:58:00" },
  { height:  525912 , difficulty:  842495 , date:  "2015-06-20 10:00:37" },
  { height:  525913 , difficulty:  842546 , date:  "2015-06-20 10:00:42" },
  { height:  525914 , difficulty:  842498 , date:  "2015-06-20 10:01:51" },
  { height:  525915 , difficulty:  842035 , date:  "2015-06-20 10:02:42" },
  { height:  525916 , difficulty:  842883 , date:  "2015-06-20 10:03:40" },
  { height:  525917 , difficulty:  849363 , date:  "2015-06-20 10:04:40" },
  { height:  525918 , difficulty:  849402 , date:  "2015-06-20 10:04:47" },
  { height:  525919 , difficulty:  850386 , date:  "2015-06-20 10:05:52" },
  { height:  525920 , difficulty:  855329 , date:  "2015-06-20 10:06:26" },
  { height:  525921 , difficulty:  854345 , date:  "2015-06-20 10:07:52" },
  { height:  525922 , difficulty:  856158 , date:  "2015-06-20 10:07:54" },
  { height:  525923 , difficulty:  852882 , date:  "2015-06-20 10:11:36" },
  { height:  525924 , difficulty:  856505 , date:  "2015-06-20 10:11:53" },
  { height:  525925 , difficulty:  855370 , date:  "2015-06-20 10:13:52" },
  { height:  525926 , difficulty:  855037 , date:  "2015-06-20 10:14:20" },
  { height:  525927 , difficulty:  854423 , date:  "2015-06-20 10:20:17" },
  { height:  525928 , difficulty:  856502 , date:  "2015-06-20 10:20:20" },
  { height:  525929 , difficulty:  857022 , date:  "2015-06-20 10:20:48" },
  { height:  525930 , difficulty:  857498 , date:  "2015-06-20 10:22:17" },
  { height:  525931 , difficulty:  858881 , date:  "2015-06-20 10:23:07" },
  { height:  525932 , difficulty:  859810 , date:  "2015-06-20 10:23:27" },
  { height:  525933 , difficulty:  861508 , date:  "2015-06-20 10:23:56" },
  { height:  525934 , difficulty:  862312 , date:  "2015-06-20 10:24:01" },
  { height:  525935 , difficulty:  861402 , date:  "2015-06-20 10:24:21" },
  { height:  525936 , difficulty:  859118 , date:  "2015-06-20 10:24:26" },
  { height:  525937 , difficulty:  858518 , date:  "2015-06-20 10:26:17" },
  { height:  525938 , difficulty:  863896 , date:  "2015-06-20 10:26:20" },
  { height:  525939 , difficulty:  862992 , date:  "2015-06-20 10:26:25" },
  { height:  525940 , difficulty:  861450 , date:  "2015-06-20 10:26:36" },
  { height:  525941 , difficulty:  862413 , date:  "2015-06-20 10:26:51" },
  { height:  525942 , difficulty:  863918 , date:  "2015-06-20 10:28:30" },
  { height:  525943 , difficulty:  863706 , date:  "2015-06-20 10:28:39" },
  { height:  525944 , difficulty:  863824 , date:  "2015-06-20 10:29:26" },
  { height:  525945 , difficulty:  862400 , date:  "2015-06-20 10:29:45" },
  { height:  525946 , difficulty:  859959 , date:  "2015-06-20 10:30:11" },
  { height:  525947 , difficulty:  861345 , date:  "2015-06-20 10:30:27" },
  { height:  525948 , difficulty:  859109 , date:  "2015-06-20 10:31:43" },
  { height:  525949 , difficulty:  857753 , date:  "2015-06-20 10:32:48" },
  { height:  525950 , difficulty:  859360 , date:  "2015-06-20 10:32:50" },
  { height:  525951 , difficulty:  859975 , date:  "2015-06-20 10:32:52" },
  { height:  525952 , difficulty:  861406 , date:  "2015-06-20 10:32:59" },
  { height:  525953 , difficulty:  860871 , date:  "2015-06-20 10:38:21" },
  { height:  525954 , difficulty:  860845 , date:  "2015-06-20 10:38:37" },
  { height:  525955 , difficulty:  860669 , date:  "2015-06-20 10:40:39" },
  { height:  525956 , difficulty:  861724 , date:  "2015-06-20 10:40:42" },
  { height:  525957 , difficulty:  861788 , date:  "2015-06-20 10:40:56" },
  { height:  525958 , difficulty:  861367 , date:  "2015-06-20 10:42:48" },
  { height:  525959 , difficulty:  858193 , date:  "2015-06-20 10:43:32" },
  { height:  525960 , difficulty:  857692 , date:  "2015-06-20 10:43:35" },
  { height:  525961 , difficulty:  857242 , date:  "2015-06-20 10:45:46" },
  { height:  525962 , difficulty:  858063 , date:  "2015-06-20 10:46:29" },
  { height:  525963 , difficulty:  858227 , date:  "2015-06-20 10:46:33" },
  { height:  525964 , difficulty:  856992 , date:  "2015-06-20 10:46:57" },
  { height:  525965 , difficulty:  856665 , date:  "2015-06-20 10:48:00" },
  { height:  525966 , difficulty:  858339 , date:  "2015-06-20 10:49:02" },
  { height:  525967 , difficulty:  860407 , date:  "2015-06-20 10:49:08" },
  { height:  525968 , difficulty:  862297 , date:  "2015-06-20 10:49:59" },
  { height:  525969 , difficulty:  863612 , date:  "2015-06-20 10:50:23" },
  { height:  525970 , difficulty:  864049 , date:  "2015-06-20 10:51:21" },
  { height:  525971 , difficulty:  863079 , date:  "2015-06-20 10:51:58" },
  { height:  525972 , difficulty:  863260 , date:  "2015-06-20 10:52:26" },
  { height:  525973 , difficulty:  865711 , date:  "2015-06-20 10:52:33" },
  { height:  525974 , difficulty:  862666 , date:  "2015-06-20 10:54:41" },
  { height:  525975 , difficulty:  863934 , date:  "2015-06-20 10:56:43" },
  { height:  525976 , difficulty:  864950 , date:  "2015-06-20 10:57:49" },
  { height:  525977 , difficulty:  867551 , date:  "2015-06-20 10:58:31" },
  { height:  525978 , difficulty:  873794 , date:  "2015-06-20 11:01:39" },
  { height:  525979 , difficulty:  869642 , date:  "2015-06-20 11:01:55" },
  { height:  525980 , difficulty:  870014 , date:  "2015-06-20 11:03:09" },
  { height:  525981 , difficulty:  872244 , date:  "2015-06-20 11:03:55" },
  { height:  525982 , difficulty:  872205 , date:  "2015-06-20 11:06:54" },
  { height:  525983 , difficulty:  872049 , date:  "2015-06-20 11:08:42" },
  { height:  525984 , difficulty:  866647 , date:  "2015-06-20 11:08:52" },
  { height:  525985 , difficulty:  865307 , date:  "2015-06-20 11:08:57" },
  { height:  525986 , difficulty:  862056 , date:  "2015-06-20 11:09:16" },
  { height:  525987 , difficulty:  861676 , date:  "2015-06-20 11:12:34" },
  { height:  525988 , difficulty:  858097 , date:  "2015-06-20 11:12:47" },
  { height:  525989 , difficulty:  858191 , date:  "2015-06-20 11:14:50" },
  { height:  525990 , difficulty:  857197 , date:  "2015-06-20 11:16:51" },
  { height:  525991 , difficulty:  855999 , date:  "2015-06-20 11:17:15" },
  { height:  525992 , difficulty:  855487 , date:  "2015-06-20 11:17:51" },
  { height:  525993 , difficulty:  854143 , date:  "2015-06-20 11:19:37" },
  { height:  525994 , difficulty:  854306 , date:  "2015-06-20 11:19:39" },
  { height:  525995 , difficulty:  853544 , date:  "2015-06-20 11:20:48" },
  { height:  525996 , difficulty:  856083 , date:  "2015-06-20 11:22:11" },
  { height:  525997 , difficulty:  858508 , date:  "2015-06-20 11:22:25" },
  { height:  525998 , difficulty:  858895 , date:  "2015-06-20 11:22:50" },
  { height:  525999 , difficulty:  853787 , date:  "2015-06-20 11:23:27" },
  { height:  526000 , difficulty:  857796 , date:  "2015-06-20 11:24:02" },
  { height:  526001 , difficulty:  856643 , date:  "2015-06-20 11:24:08" },
  { height:  526002 , difficulty:  857456 , date:  "2015-06-20 11:24:12" },
  { height:  526003 , difficulty:  849688 , date:  "2015-06-20 11:24:16" },
  { height:  526004 , difficulty:  853378 , date:  "2015-06-20 11:25:18" },
  { height:  526005 , difficulty:  855192 , date:  "2015-06-20 11:27:07" },
  { height:  526006 , difficulty:  854404 , date:  "2015-06-20 11:27:13" },
  { height:  526007 , difficulty:  854147 , date:  "2015-06-20 11:28:25" },
  { height:  526008 , difficulty:  853819 , date:  "2015-06-20 11:29:33" },
  { height:  526009 , difficulty:  854696 , date:  "2015-06-20 11:29:36" },
  { height:  526010 , difficulty:  856180 , date:  "2015-06-20 11:30:20" },
  { height:  526011 , difficulty:  856028 , date:  "2015-06-20 11:30:26" },
  { height:  526012 , difficulty:  857381 , date:  "2015-06-20 11:30:46" },
  { height:  526013 , difficulty:  855441 , date:  "2015-06-20 11:30:58" },
  { height:  526014 , difficulty:  855774 , date:  "2015-06-20 11:31:18" },
  { height:  526015 , difficulty:  856581 , date:  "2015-06-20 11:33:48" },
  { height:  526016 , difficulty:  858566 , date:  "2015-06-20 11:34:53" },
  { height:  526017 , difficulty:  858412 , date:  "2015-06-20 11:40:20" },
  { height:  526018 , difficulty:  863769 , date:  "2015-06-20 11:41:42" },
  { height:  526019 , difficulty:  865663 , date:  "2015-06-20 11:43:56" },
  { height:  526020 , difficulty:  864769 , date:  "2015-06-20 11:44:01" },
  { height:  526021 , difficulty:  864512 , date:  "2015-06-20 11:45:16" },
  { height:  526022 , difficulty:  864200 , date:  "2015-06-20 11:46:34" },
  { height:  526023 , difficulty:  871230 , date:  "2015-06-20 11:49:24" },
  { height:  526024 , difficulty:  872237 , date:  "2015-06-20 11:50:14" },
  { height:  526025 , difficulty:  870791 , date:  "2015-06-20 11:51:32" },
  { height:  526026 , difficulty:  875151 , date:  "2015-06-20 11:52:09" },
  { height:  526027 , difficulty:  875501 , date:  "2015-06-20 11:52:12" },
  { height:  526028 , difficulty:  877244 , date:  "2015-06-20 11:54:15" },
  { height:  526029 , difficulty:  870826 , date:  "2015-06-20 11:54:19" },
  { height:  526030 , difficulty:  872337 , date:  "2015-06-20 11:55:10" },
  { height:  526031 , difficulty:  869747 , date:  "2015-06-20 11:55:32" },
  { height:  526032 , difficulty:  873880 , date:  "2015-06-20 11:57:01" },
  { height:  526033 , difficulty:  874074 , date:  "2015-06-20 11:57:05" },
  { height:  526034 , difficulty:  872051 , date:  "2015-06-20 11:59:19" },
  { height:  526035 , difficulty:  871065 , date:  "2015-06-20 11:59:19" },
  { height:  526036 , difficulty:  871842 , date:  "2015-06-20 12:00:39" },
  { height:  526037 , difficulty:  872021 , date:  "2015-06-20 12:00:45" },
  { height:  526038 , difficulty:  872101 , date:  "2015-06-20 12:00:54" },
  { height:  526039 , difficulty:  872337 , date:  "2015-06-20 12:01:49" },
  { height:  526040 , difficulty:  872517 , date:  "2015-06-20 12:02:09" },
  { height:  526041 , difficulty:  871603 , date:  "2015-06-20 12:02:32" },
  { height:  526042 , difficulty:  872304 , date:  "2015-06-20 12:05:50" },
  { height:  526043 , difficulty:  876120 , date:  "2015-06-20 12:07:24" },
  { height:  526044 , difficulty:  876735 , date:  "2015-06-20 12:07:30" },
  { height:  526045 , difficulty:  877539 , date:  "2015-06-20 12:08:13" },
  { height:  526046 , difficulty:  878791 , date:  "2015-06-20 12:08:24" },
  { height:  526047 , difficulty:  879462 , date:  "2015-06-20 12:08:27" },
  { height:  526048 , difficulty:  882704 , date:  "2015-06-20 12:09:15" },
  { height:  526049 , difficulty:  884001 , date:  "2015-06-20 12:09:40" },
  { height:  526050 , difficulty:  881996 , date:  "2015-06-20 12:10:39" },
  { height:  526051 , difficulty:  879157 , date:  "2015-06-20 12:11:56" },
  { height:  526052 , difficulty:  877727 , date:  "2015-06-20 12:12:43" },
  { height:  526053 , difficulty:  876915 , date:  "2015-06-20 12:14:48" },
  { height:  526054 , difficulty:  874376 , date:  "2015-06-20 12:16:50" },
  { height:  526055 , difficulty:  874261 , date:  "2015-06-20 12:18:15" },
  { height:  526056 , difficulty:  873938 , date:  "2015-06-20 12:18:26" },
  { height:  526057 , difficulty:  873987 , date:  "2015-06-20 12:18:56" },
  { height:  526058 , difficulty:  871071 , date:  "2015-06-20 12:19:49" },
  { height:  526059 , difficulty:  868945 , date:  "2015-06-20 12:19:51" },
  { height:  526060 , difficulty:  870700 , date:  "2015-06-20 12:20:39" },
  { height:  526061 , difficulty:  872277 , date:  "2015-06-20 12:21:12" },
  { height:  526062 , difficulty:  873516 , date:  "2015-06-20 12:23:16" },
  { height:  526063 , difficulty:  869066 , date:  "2015-06-20 12:25:24" },
  { height:  526064 , difficulty:  869074 , date:  "2015-06-20 12:26:47" },
  { height:  526065 , difficulty:  870729 , date:  "2015-06-20 12:27:42" },
  { height:  526066 , difficulty:  867832 , date:  "2015-06-20 12:28:05" },
  { height:  526067 , difficulty:  868217 , date:  "2015-06-20 12:28:56" },
  { height:  526068 , difficulty:  868654 , date:  "2015-06-20 12:29:03" },
  { height:  526069 , difficulty:  866248 , date:  "2015-06-20 12:30:18" },
  { height:  526070 , difficulty:  871713 , date:  "2015-06-20 12:30:42" },
  { height:  526071 , difficulty:  870112 , date:  "2015-06-20 12:30:55" },
  { height:  526072 , difficulty:  869963 , date:  "2015-06-20 12:32:11" },
  { height:  526073 , difficulty:  870365 , date:  "2015-06-20 12:32:13" },
  { height:  526074 , difficulty:  870689 , date:  "2015-06-20 12:34:26" },
  { height:  526075 , difficulty:  875743 , date:  "2015-06-20 12:34:32" },
  { height:  526076 , difficulty:  878293 , date:  "2015-06-20 12:34:34" },
  { height:  526077 , difficulty:  882440 , date:  "2015-06-20 12:38:52" },
  { height:  526078 , difficulty:  882989 , date:  "2015-06-20 12:38:56" },
  { height:  526079 , difficulty:  884798 , date:  "2015-06-20 12:41:45" },
  { height:  526080 , difficulty:  884253 , date:  "2015-06-20 12:44:03" },
  { height:  526081 , difficulty:  883132 , date:  "2015-06-20 12:46:31" },
  { height:  526082 , difficulty:  886255 , date:  "2015-06-20 12:47:07" },
  { height:  526083 , difficulty:  884488 , date:  "2015-06-20 12:48:32" },
  { height:  526084 , difficulty:  883839 , date:  "2015-06-20 12:49:20" },
  { height:  526085 , difficulty:  885814 , date:  "2015-06-20 12:51:46" },
  { height:  526086 , difficulty:  885799 , date:  "2015-06-20 12:53:01" },
  { height:  526087 , difficulty:  893782 , date:  "2015-06-20 12:53:03" },
  { height:  526088 , difficulty:  893440 , date:  "2015-06-20 12:55:24" },
  { height:  526089 , difficulty:  895915 , date:  "2015-06-20 12:58:06" },
  { height:  526090 , difficulty:  898724 , date:  "2015-06-20 12:58:24" },
  { height:  526091 , difficulty:  894878 , date:  "2015-06-20 12:58:51" },
  { height:  526092 , difficulty:  894449 , date:  "2015-06-20 13:01:24" },
  { height:  526093 , difficulty:  891509 , date:  "2015-06-20 13:02:06" },
  { height:  526094 , difficulty:  889492 , date:  "2015-06-20 13:02:08" },
  { height:  526095 , difficulty:  887382 , date:  "2015-06-20 13:02:39" },
  { height:  526096 , difficulty:  887943 , date:  "2015-06-20 13:03:04" },
  { height:  526097 , difficulty:  886104 , date:  "2015-06-20 13:03:19" },
  { height:  526098 , difficulty:  885890 , date:  "2015-06-20 13:04:00" },
  { height:  526099 , difficulty:  883394 , date:  "2015-06-20 13:04:04" },
  { height:  526100 , difficulty:  883763 , date:  "2015-06-20 13:05:11" },
  { height:  526101 , difficulty:  882017 , date:  "2015-06-20 13:05:13" },
  { height:  526102 , difficulty:  881369 , date:  "2015-06-20 13:06:25" },
  { height:  526103 , difficulty:  882089 , date:  "2015-06-20 13:06:48" },
  { height:  526104 , difficulty:  881573 , date:  "2015-06-20 13:07:32" },
  { height:  526105 , difficulty:  881725 , date:  "2015-06-20 13:09:44" },
  { height:  526106 , difficulty:  880778 , date:  "2015-06-20 13:10:00" },
  { height:  526107 , difficulty:  882980 , date:  "2015-06-20 13:14:04" },
  { height:  526108 , difficulty:  881274 , date:  "2015-06-20 13:14:37" },
  { height:  526109 , difficulty:  881884 , date:  "2015-06-20 13:15:28" },
  { height:  526110 , difficulty:  879031 , date:  "2015-06-20 13:15:52" },
  { height:  526111 , difficulty:  880648 , date:  "2015-06-20 13:18:36" },
  { height:  526112 , difficulty:  884165 , date:  "2015-06-20 13:19:00" },
  { height:  526113 , difficulty:  884293 , date:  "2015-06-20 13:19:30" },
  { height:  526114 , difficulty:  884686 , date:  "2015-06-20 13:19:56" },
  { height:  526115 , difficulty:  887381 , date:  "2015-06-20 13:20:03" },
  { height:  526116 , difficulty:  887904 , date:  "2015-06-20 13:20:24" },
  { height:  526117 , difficulty:  889810 , date:  "2015-06-20 13:20:43" },
  { height:  526118 , difficulty:  884965 , date:  "2015-06-20 13:20:46" },
  { height:  526119 , difficulty:  883782 , date:  "2015-06-20 13:21:07" },
  { height:  526120 , difficulty:  885872 , date:  "2015-06-20 13:24:27" },
  { height:  526121 , difficulty:  885535 , date:  "2015-06-20 13:25:36" },
  { height:  526122 , difficulty:  885522 , date:  "2015-06-20 13:26:04" },
  { height:  526123 , difficulty:  885643 , date:  "2015-06-20 13:26:07" },
  { height:  526124 , difficulty:  885378 , date:  "2015-06-20 13:27:55" },
  { height:  526125 , difficulty:  886146 , date:  "2015-06-20 13:27:59" },
  { height:  526126 , difficulty:  886457 , date:  "2015-06-20 13:28:32" },
  { height:  526127 , difficulty:  885706 , date:  "2015-06-20 13:31:45" },
  { height:  526128 , difficulty:  886377 , date:  "2015-06-20 13:32:11" },
  { height:  526129 , difficulty:  883512 , date:  "2015-06-20 13:32:31" },
  { height:  526130 , difficulty:  882417 , date:  "2015-06-20 13:32:37" },
  { height:  526131 , difficulty:  882399 , date:  "2015-06-20 13:36:36" },
  { height:  526132 , difficulty:  882901 , date:  "2015-06-20 13:36:40" },
  { height:  526133 , difficulty:  883399 , date:  "2015-06-20 13:36:59" },
  { height:  526134 , difficulty:  882712 , date:  "2015-06-20 13:37:51" },
  { height:  526135 , difficulty:  883750 , date:  "2015-06-20 13:38:58" },
  { height:  526136 , difficulty:  883061 , date:  "2015-06-20 13:39:38" },
  { height:  526137 , difficulty:  884713 , date:  "2015-06-20 13:42:54" },
  { height:  526138 , difficulty:  883950 , date:  "2015-06-20 13:42:55" },
  { height:  526139 , difficulty:  883312 , date:  "2015-06-20 13:43:21" },
  { height:  526140 , difficulty:  881850 , date:  "2015-06-20 13:44:06" },
  { height:  526141 , difficulty:  880794 , date:  "2015-06-20 13:44:28" },
  { height:  526142 , difficulty:  881818 , date:  "2015-06-20 13:45:01" },
  { height:  526143 , difficulty:  884784 , date:  "2015-06-20 13:45:33" },
  { height:  526144 , difficulty:  885750 , date:  "2015-06-20 13:52:06" },
  { height:  526145 , difficulty:  885028 , date:  "2015-06-20 13:54:54" },
  { height:  526146 , difficulty:  886693 , date:  "2015-06-20 13:54:57" },
  { height:  526147 , difficulty:  886983 , date:  "2015-06-20 13:55:11" },
  { height:  526148 , difficulty:  885191 , date:  "2015-06-20 13:55:57" },
  { height:  526149 , difficulty:  885720 , date:  "2015-06-20 13:57:45" },
  { height:  526150 , difficulty:  883125 , date:  "2015-06-20 13:57:53" },
  { height:  526151 , difficulty:  885901 , date:  "2015-06-20 13:59:05" },
  { height:  526152 , difficulty:  886186 , date:  "2015-06-20 14:00:51" },
  { height:  526153 , difficulty:  884371 , date:  "2015-06-20 14:00:56" },
  { height:  526154 , difficulty:  885258 , date:  "2015-06-20 14:01:07" },
  { height:  526155 , difficulty:  882454 , date:  "2015-06-20 14:01:34" },
  { height:  526156 , difficulty:  880656 , date:  "2015-06-20 14:01:38" },
  { height:  526157 , difficulty:  879061 , date:  "2015-06-20 14:01:50" },
  { height:  526158 , difficulty:  878361 , date:  "2015-06-20 14:03:14" },
  { height:  526159 , difficulty:  877804 , date:  "2015-06-20 14:04:59" },
  { height:  526160 , difficulty:  879444 , date:  "2015-06-20 14:05:15" },
  { height:  526161 , difficulty:  877726 , date:  "2015-06-20 14:06:20" },
  { height:  526162 , difficulty:  877017 , date:  "2015-06-20 14:07:34" },
  { height:  526163 , difficulty:  877440 , date:  "2015-06-20 14:07:36" },
  { height:  526164 , difficulty:  873983 , date:  "2015-06-20 14:09:11" },
  { height:  526165 , difficulty:  870356 , date:  "2015-06-20 14:12:08" },
  { height:  526166 , difficulty:  871497 , date:  "2015-06-20 14:12:09" },
  { height:  526167 , difficulty:  871939 , date:  "2015-06-20 14:12:12" },
  { height:  526168 , difficulty:  869377 , date:  "2015-06-20 14:13:19" },
  { height:  526169 , difficulty:  872884 , date:  "2015-06-20 14:14:01" },
  { height:  526170 , difficulty:  873462 , date:  "2015-06-20 14:15:25" },
  { height:  526171 , difficulty:  873273 , date:  "2015-06-20 14:15:48" },
  { height:  526172 , difficulty:  873924 , date:  "2015-06-20 14:17:29" },
  { height:  526173 , difficulty:  873703 , date:  "2015-06-20 14:22:22" },
  { height:  526174 , difficulty:  873147 , date:  "2015-06-20 14:22:28" },
  { height:  526175 , difficulty:  873326 , date:  "2015-06-20 14:22:30" },
  { height:  526176 , difficulty:  873251 , date:  "2015-06-20 14:24:05" },
  { height:  526177 , difficulty:  873325 , date:  "2015-06-20 14:24:43" },
  { height:  526178 , difficulty:  871919 , date:  "2015-06-20 14:26:12" },
  { height:  526179 , difficulty:  872194 , date:  "2015-06-20 14:27:17" },
  { height:  526180 , difficulty:  872266 , date:  "2015-06-20 14:27:45" },
  { height:  526181 , difficulty:  869624 , date:  "2015-06-20 14:28:02" },
  { height:  526182 , difficulty:  873192 , date:  "2015-06-20 14:30:26" },
  { height:  526183 , difficulty:  868700 , date:  "2015-06-20 14:33:34" },
  { height:  526184 , difficulty:  876492 , date:  "2015-06-20 14:34:52" },
  { height:  526185 , difficulty:  875836 , date:  "2015-06-20 14:35:34" },
  { height:  526186 , difficulty:  875509 , date:  "2015-06-20 14:42:46" },
  { height:  526187 , difficulty:  872680 , date:  "2015-06-20 14:43:44" },
  { height:  526188 , difficulty:  875248 , date:  "2015-06-20 14:43:55" },
  { height:  526189 , difficulty:  877623 , date:  "2015-06-20 14:46:06" },
  { height:  526190 , difficulty:  877766 , date:  "2015-06-20 14:48:12" },
  { height:  526191 , difficulty:  880085 , date:  "2015-06-20 14:48:14" },
  { height:  526192 , difficulty:  881377 , date:  "2015-06-20 14:49:58" },
  { height:  526193 , difficulty:  882468 , date:  "2015-06-20 14:53:49" },
  { height:  526194 , difficulty:  883083 , date:  "2015-06-20 14:54:25" },
  { height:  526195 , difficulty:  884135 , date:  "2015-06-20 14:56:36" },
  { height:  526196 , difficulty:  880026 , date:  "2015-06-20 14:57:18" },
  { height:  526197 , difficulty:  879680 , date:  "2015-06-20 14:57:43" },
  { height:  526198 , difficulty:  879413 , date:  "2015-06-20 14:59:05" },
  { height:  526199 , difficulty:  885628 , date:  "2015-06-20 15:00:22" },
  { height:  526200 , difficulty:  883057 , date:  "2015-06-20 15:00:27" },
  { height:  526201 , difficulty:  883197 , date:  "2015-06-20 15:00:40" },
  { height:  526202 , difficulty:  884147 , date:  "2015-06-20 15:01:05" },
  { height:  526203 , difficulty:  880915 , date:  "2015-06-20 15:03:19" },
  { height:  526204 , difficulty:  881163 , date:  "2015-06-20 15:04:05" },
  { height:  526205 , difficulty:  880941 , date:  "2015-06-20 15:04:44" },
  { height:  526206 , difficulty:  883204 , date:  "2015-06-20 15:04:57" },
  { height:  526207 , difficulty:  877253 , date:  "2015-06-20 15:07:58" },
  { height:  526208 , difficulty:  879138 , date:  "2015-06-20 15:08:40" },
  { height:  526209 , difficulty:  880488 , date:  "2015-06-20 15:08:43" },
  { height:  526210 , difficulty:  879305 , date:  "2015-06-20 15:08:47" },
  { height:  526211 , difficulty:  877793 , date:  "2015-06-20 15:09:06" },
  { height:  526212 , difficulty:  878717 , date:  "2015-06-20 15:09:47" },
  { height:  526213 , difficulty:  873989 , date:  "2015-06-20 15:10:41" },
  { height:  526214 , difficulty:  874502 , date:  "2015-06-20 15:11:46" },
  { height:  526215 , difficulty:  874203 , date:  "2015-06-20 15:12:15" },
  { height:  526216 , difficulty:  878734 , date:  "2015-06-20 15:12:18" },
  { height:  526217 , difficulty:  878422 , date:  "2015-06-20 15:14:23" },
  { height:  526218 , difficulty:  879269 , date:  "2015-06-20 15:14:30" },
  { height:  526219 , difficulty:  885236 , date:  "2015-06-20 15:16:07" },
  { height:  526220 , difficulty:  876136 , date:  "2015-06-20 15:16:10" },
  { height:  526221 , difficulty:  872303 , date:  "2015-06-20 15:20:19" },
  { height:  526222 , difficulty:  873380 , date:  "2015-06-20 15:20:36" },
  { height:  526223 , difficulty:  873771 , date:  "2015-06-20 15:20:41" },
  { height:  526224 , difficulty:  874387 , date:  "2015-06-20 15:20:57" },
  { height:  526225 , difficulty:  871908 , date:  "2015-06-20 15:21:11" },
  { height:  526226 , difficulty:  872059 , date:  "2015-06-20 15:22:19" },
  { height:  526227 , difficulty:  882406 , date:  "2015-06-20 15:24:21" },
  { height:  526228 , difficulty:  889773 , date:  "2015-06-20 15:25:44" },
  { height:  526229 , difficulty:  897375 , date:  "2015-06-20 15:25:53" },
  { height:  526230 , difficulty:  920141 , date:  "2015-06-20 15:29:01" },
  { height:  526231 , difficulty:  919979 , date:  "2015-06-20 15:30:02" },
  { height:  526232 , difficulty:  928558 , date:  "2015-06-20 15:30:46" },
  { height:  526233 , difficulty:  935111 , date:  "2015-06-20 15:33:55" },
  { height:  526234 , difficulty:  932907 , date:  "2015-06-20 15:33:58" },
  { height:  526235 , difficulty:  932815 , date:  "2015-06-20 15:34:18" },
  { height:  526236 , difficulty:  937870 , date:  "2015-06-20 15:34:25" },
  { height:  526237 , difficulty:  938248 , date:  "2015-06-20 15:37:10" },
  { height:  526238 , difficulty:  936232 , date:  "2015-06-20 15:39:21" },
  { height:  526239 , difficulty:  937308 , date:  "2015-06-20 15:39:23" },
  { height:  526240 , difficulty:  935608 , date:  "2015-06-20 15:40:48" },
  { height:  526241 , difficulty:  931711 , date:  "2015-06-20 15:43:17" },
  { height:  526242 , difficulty:  931869 , date:  "2015-06-20 15:46:02" },
  { height:  526243 , difficulty:  932317 , date:  "2015-06-20 15:46:13" },
  { height:  526244 , difficulty:  931258 , date:  "2015-06-20 15:47:32" },
  { height:  526245 , difficulty:  931793 , date:  "2015-06-20 15:47:56" },
  { height:  526246 , difficulty:  930109 , date:  "2015-06-20 15:48:13" },
  { height:  526247 , difficulty:  932829 , date:  "2015-06-20 15:49:55" },
  { height:  526248 , difficulty:  931659 , date:  "2015-06-20 15:49:57" },
  { height:  526249 , difficulty:  928684 , date:  "2015-06-20 15:51:32" },
  { height:  526250 , difficulty:  930158 , date:  "2015-06-20 15:52:55" },
  { height:  526251 , difficulty:  934175 , date:  "2015-06-20 15:54:09" },
  { height:  526252 , difficulty:  931730 , date:  "2015-06-20 15:55:00" },
  { height:  526253 , difficulty:  931679 , date:  "2015-06-20 15:56:07" },
  { height:  526254 , difficulty:  930787 , date:  "2015-06-20 15:57:09" },
  { height:  526255 , difficulty:  929751 , date:  "2015-06-20 15:58:06" },
  { height:  526256 , difficulty:  931963 , date:  "2015-06-20 15:58:13" },
  { height:  526257 , difficulty:  933863 , date:  "2015-06-20 15:58:34" },
  { height:  526258 , difficulty:  935167 , date:  "2015-06-20 15:58:37" },
  { height:  526259 , difficulty:  931345 , date:  "2015-06-20 15:59:23" },
  { height:  526260 , difficulty:  929297 , date:  "2015-06-20 16:00:33" },
  { height:  526261 , difficulty:  928599 , date:  "2015-06-20 16:01:54" },
  { height:  526262 , difficulty:  918490 , date:  "2015-06-20 16:04:53" },
  { height:  526263 , difficulty:  918391 , date:  "2015-06-20 16:05:40" },
  { height:  526264 , difficulty:  922767 , date:  "2015-06-20 16:08:52" },
  { height:  526265 , difficulty:  922600 , date:  "2015-06-20 16:09:49" },
  { height:  526266 , difficulty:  920317 , date:  "2015-06-20 16:10:13" },
  { height:  526267 , difficulty:  924664 , date:  "2015-06-20 16:12:22" },
  { height:  526268 , difficulty:  922863 , date:  "2015-06-20 16:13:24" },
  { height:  526269 , difficulty:  916706 , date:  "2015-06-20 16:14:05" },
  { height:  526270 , difficulty:  919288 , date:  "2015-06-20 16:14:27" },
  { height:  526271 , difficulty:  916457 , date:  "2015-06-20 16:14:28" },
  { height:  526272 , difficulty:  915574 , date:  "2015-06-20 16:19:57" },
  { height:  526273 , difficulty:  916159 , date:  "2015-06-20 16:19:59" },
  { height:  526274 , difficulty:  914302 , date:  "2015-06-20 16:20:01" },
  { height:  526275 , difficulty:  915015 , date:  "2015-06-20 16:21:08" },
  { height:  526276 , difficulty:  916103 , date:  "2015-06-20 16:21:10" },
  { height:  526277 , difficulty:  917052 , date:  "2015-06-20 16:24:01" },
  { height:  526278 , difficulty:  916835 , date:  "2015-06-20 16:25:54" },
  { height:  526279 , difficulty:  914391 , date:  "2015-06-20 16:26:06" },
  { height:  526280 , difficulty:  913642 , date:  "2015-06-20 16:28:40" },
  { height:  526281 , difficulty:  912806 , date:  "2015-06-20 16:29:20" },
  { height:  526282 , difficulty:  913689 , date:  "2015-06-20 16:29:22" },
  { height:  526283 , difficulty:  909580 , date:  "2015-06-20 16:30:55" },
  { height:  526284 , difficulty:  909137 , date:  "2015-06-20 16:31:21" },
  { height:  526285 , difficulty:  909244 , date:  "2015-06-20 16:31:43" },
  { height:  526286 , difficulty:  909647 , date:  "2015-06-20 16:33:30" },
  { height:  526287 , difficulty:  910017 , date:  "2015-06-20 16:34:03" },
  { height:  526288 , difficulty:  911295 , date:  "2015-06-20 16:36:09" },
  { height:  526289 , difficulty:  910860 , date:  "2015-06-20 16:37:25" },
  { height:  526290 , difficulty:  909907 , date:  "2015-06-20 16:37:27" },
  { height:  526291 , difficulty:  910213 , date:  "2015-06-20 16:37:31" },
  { height:  526292 , difficulty:  912347 , date:  "2015-06-20 16:41:05" },
  { height:  526293 , difficulty:  909152 , date:  "2015-06-20 16:41:07" },
  { height:  526294 , difficulty:  909418 , date:  "2015-06-20 16:41:48" },
  { height:  526295 , difficulty:  907848 , date:  "2015-06-20 16:41:50" },
  { height:  526296 , difficulty:  910220 , date:  "2015-06-20 16:41:52" },
  { height:  526297 , difficulty:  903817 , date:  "2015-06-20 16:43:35" },
  { height:  526298 , difficulty:  905459 , date:  "2015-06-20 16:44:12" },
  { height:  526299 , difficulty:  906427 , date:  "2015-06-20 16:45:13" },
  { height:  526300 , difficulty:  908052 , date:  "2015-06-20 16:45:51" },
  { height:  526301 , difficulty:  909265 , date:  "2015-06-20 16:46:21" },
  { height:  526302 , difficulty:  907775 , date:  "2015-06-20 16:50:08" },
  { height:  526303 , difficulty:  905350 , date:  "2015-06-20 16:50:11" },
  { height:  526304 , difficulty:  904155 , date:  "2015-06-20 16:50:25" },
  { height:  526305 , difficulty:  904904 , date:  "2015-06-20 16:51:33" },
  { height:  526306 , difficulty:  900207 , date:  "2015-06-20 16:51:46" },
  { height:  526307 , difficulty:  900856 , date:  "2015-06-20 16:52:27" },
  { height:  526308 , difficulty:  901101 , date:  "2015-06-20 16:55:34" },
  { height:  526309 , difficulty:  896379 , date:  "2015-06-20 16:56:18" },
  { height:  526310 , difficulty:  896738 , date:  "2015-06-20 16:56:45" },
  { height:  526311 , difficulty:  897894 , date:  "2015-06-20 16:58:31" },
  { height:  526312 , difficulty:  907188 , date:  "2015-06-20 16:59:25" },
  { height:  526313 , difficulty:  904403 , date:  "2015-06-20 16:59:44" },
  { height:  526314 , difficulty:  901311 , date:  "2015-06-20 16:59:48" },
  { height:  526315 , difficulty:  902569 , date:  "2015-06-20 17:00:12" },
  { height:  526316 , difficulty:  902217 , date:  "2015-06-20 17:00:28" },
  { height:  526317 , difficulty:  898657 , date:  "2015-06-20 17:04:17" },
  { height:  526318 , difficulty:  894758 , date:  "2015-06-20 17:04:23" },
  { height:  526319 , difficulty:  896117 , date:  "2015-06-20 17:06:06" },
  { height:  526320 , difficulty:  894705 , date:  "2015-06-20 17:10:52" },
  { height:  526321 , difficulty:  895746 , date:  "2015-06-20 17:11:27" },
  { height:  526322 , difficulty:  895702 , date:  "2015-06-20 17:16:28" },
  { height:  526323 , difficulty:  893745 , date:  "2015-06-20 17:16:51" },
  { height:  526324 , difficulty:  894021 , date:  "2015-06-20 17:16:54" },
  { height:  526325 , difficulty:  893797 , date:  "2015-06-20 17:18:26" },
  { height:  526326 , difficulty:  891925 , date:  "2015-06-20 17:18:28" },
  { height:  526327 , difficulty:  893361 , date:  "2015-06-20 17:19:03" },
  { height:  526328 , difficulty:  893040 , date:  "2015-06-20 17:19:45" },
  { height:  526329 , difficulty:  892955 , date:  "2015-06-20 17:23:27" },
  { height:  526330 , difficulty:  891745 , date:  "2015-06-20 17:23:33" },
  { height:  526331 , difficulty:  892674 , date:  "2015-06-20 17:23:39" },
  { height:  526332 , difficulty:  893557 , date:  "2015-06-20 17:23:49" },
  { height:  526333 , difficulty:  893418 , date:  "2015-06-20 17:23:56" },
  { height:  526334 , difficulty:  894125 , date:  "2015-06-20 17:25:24" },
  { height:  526335 , difficulty:  896692 , date:  "2015-06-20 17:25:40" },
  { height:  526336 , difficulty:  898634 , date:  "2015-06-20 17:25:49" },
  { height:  526337 , difficulty:  896853 , date:  "2015-06-20 17:27:48" },
  { height:  526338 , difficulty:  893859 , date:  "2015-06-20 17:27:57" },
  { height:  526339 , difficulty:  894118 , date:  "2015-06-20 17:28:19" },
  { height:  526340 , difficulty:  890248 , date:  "2015-06-20 17:31:24" },
  { height:  526341 , difficulty:  890444 , date:  "2015-06-20 17:36:24" },
  { height:  526342 , difficulty:  890710 , date:  "2015-06-20 17:36:29" },
  { height:  526343 , difficulty:  888531 , date:  "2015-06-20 17:36:36" },
  { height:  526344 , difficulty:  888882 , date:  "2015-06-20 17:37:14" },
  { height:  526345 , difficulty:  888320 , date:  "2015-06-20 17:41:29" },
  { height:  526346 , difficulty:  889236 , date:  "2015-06-20 17:42:13" },
  { height:  526347 , difficulty:  892710 , date:  "2015-06-20 17:43:43" },
  { height:  526348 , difficulty:  884539 , date:  "2015-06-20 17:46:04" },
  { height:  526349 , difficulty:  885129 , date:  "2015-06-20 17:47:46" },
  { height:  526350 , difficulty:  885844 , date:  "2015-06-20 17:48:36" },
  { height:  526351 , difficulty:  885736 , date:  "2015-06-20 17:50:34" },
  { height:  526352 , difficulty:  886604 , date:  "2015-06-20 17:50:43" },
  { height:  526353 , difficulty:  884506 , date:  "2015-06-20 17:52:43" },
  { height:  526354 , difficulty:  882317 , date:  "2015-06-20 17:52:47" },
  { height:  526355 , difficulty:  882260 , date:  "2015-06-20 17:53:32" },
  { height:  526356 , difficulty:  879271 , date:  "2015-06-20 17:53:59" },
  { height:  526357 , difficulty:  878632 , date:  "2015-06-20 17:54:26" },
  { height:  526358 , difficulty:  879100 , date:  "2015-06-20 17:54:45" },
  { height:  526359 , difficulty:  882005 , date:  "2015-06-20 17:55:28" },
  { height:  526360 , difficulty:  881602 , date:  "2015-06-20 17:57:11" },
  { height:  526361 , difficulty:  881572 , date:  "2015-06-20 17:57:56" },
  { height:  526362 , difficulty:  879274 , date:  "2015-06-20 17:58:37" },
  { height:  526363 , difficulty:  880531 , date:  "2015-06-20 17:59:01" },
  { height:  526364 , difficulty:  878220 , date:  "2015-06-20 17:59:36" },
  { height:  526365 , difficulty:  880534 , date:  "2015-06-20 17:59:47" },
  { height:  526366 , difficulty:  880758 , date:  "2015-06-20 18:03:04" },
  { height:  526367 , difficulty:  880958 , date:  "2015-06-20 18:03:26" },
  { height:  526368 , difficulty:  875997 , date:  "2015-06-20 18:03:31" },
  { height:  526369 , difficulty:  876893 , date:  "2015-06-20 18:04:05" },
  { height:  526370 , difficulty:  876139 , date:  "2015-06-20 18:06:27" },
  { height:  526371 , difficulty:  879206 , date:  "2015-06-20 18:07:40" },
  { height:  526372 , difficulty:  880686 , date:  "2015-06-20 18:11:18" },
  { height:  526373 , difficulty:  878714 , date:  "2015-06-20 18:11:57" },
  { height:  526374 , difficulty:  878026 , date:  "2015-06-20 18:13:03" },
  { height:  526375 , difficulty:  877766 , date:  "2015-06-20 18:14:32" },
  { height:  526376 , difficulty:  879636 , date:  "2015-06-20 18:14:48" },
  { height:  526377 , difficulty:  879253 , date:  "2015-06-20 18:15:15" },
  { height:  526378 , difficulty:  874361 , date:  "2015-06-20 18:15:31" },
  { height:  526379 , difficulty:  877455 , date:  "2015-06-20 18:17:08" },
  { height:  526380 , difficulty:  878083 , date:  "2015-06-20 18:17:52" },
  { height:  526381 , difficulty:  877465 , date:  "2015-06-20 18:18:15" },
  { height:  526382 , difficulty:  877812 , date:  "2015-06-20 18:18:31" },
  { height:  526383 , difficulty:  876990 , date:  "2015-06-20 18:19:29" },
  { height:  526384 , difficulty:  874305 , date:  "2015-06-20 18:21:27" },
  { height:  526385 , difficulty:  873478 , date:  "2015-06-20 18:21:47" },
  { height:  526386 , difficulty:  874998 , date:  "2015-06-20 18:22:02" },
  { height:  526387 , difficulty:  872716 , date:  "2015-06-20 18:22:48" },
  { height:  526388 , difficulty:  873224 , date:  "2015-06-20 18:27:22" },
  { height:  526389 , difficulty:  874867 , date:  "2015-06-20 18:27:26" },
  { height:  526390 , difficulty:  876945 , date:  "2015-06-20 18:27:32" },
  { height:  526391 , difficulty:  877263 , date:  "2015-06-20 18:32:18" },
  { height:  526392 , difficulty:  880002 , date:  "2015-06-20 18:32:23" },
  { height:  526393 , difficulty:  875061 , date:  "2015-06-20 18:32:34" },
  { height:  526394 , difficulty:  876404 , date:  "2015-06-20 18:33:45" },
  { height:  526395 , difficulty:  874282 , date:  "2015-06-20 18:35:01" },
  { height:  526396 , difficulty:  867573 , date:  "2015-06-20 18:35:07" },
  { height:  526397 , difficulty:  869602 , date:  "2015-06-20 18:35:14" },
  { height:  526398 , difficulty:  862778 , date:  "2015-06-20 18:36:35" },
  { height:  526399 , difficulty:  862687 , date:  "2015-06-20 18:37:10" },
  { height:  526400 , difficulty:  862836 , date:  "2015-06-20 18:37:44" },
  { height:  526401 , difficulty:  860972 , date:  "2015-06-20 18:38:16" },
  { height:  526402 , difficulty:  861163 , date:  "2015-06-20 18:38:54" },
  { height:  526403 , difficulty:  862605 , date:  "2015-06-20 18:40:40" },
  { height:  526404 , difficulty:  862536 , date:  "2015-06-20 18:41:00" },
  { height:  526405 , difficulty:  861798 , date:  "2015-06-20 18:41:55" },
  { height:  526406 , difficulty:  862447 , date:  "2015-06-20 18:42:38" },
  { height:  526407 , difficulty:  862908 , date:  "2015-06-20 18:42:47" },
  { height:  526408 , difficulty:  864359 , date:  "2015-06-20 18:42:58" },
  { height:  526409 , difficulty:  871404 , date:  "2015-06-20 18:44:11" },
  { height:  526410 , difficulty:  870189 , date:  "2015-06-20 18:44:26" },
  { height:  526411 , difficulty:  870177 , date:  "2015-06-20 18:45:55" },
  { height:  526412 , difficulty:  870338 , date:  "2015-06-20 18:47:18" },
  { height:  526413 , difficulty:  868598 , date:  "2015-06-20 18:47:36" },
  { height:  526414 , difficulty:  871947 , date:  "2015-06-20 18:50:19" },
  { height:  526415 , difficulty:  874803 , date:  "2015-06-20 18:51:36" },
  { height:  526416 , difficulty:  871468 , date:  "2015-06-20 18:51:42" },
  { height:  526417 , difficulty:  866733 , date:  "2015-06-20 18:51:50" },
  { height:  526418 , difficulty:  870306 , date:  "2015-06-20 18:52:15" },
  { height:  526419 , difficulty:  872015 , date:  "2015-06-20 18:52:28" },
  { height:  526420 , difficulty:  872777 , date:  "2015-06-20 18:55:50" },
  { height:  526421 , difficulty:  867568 , date:  "2015-06-20 18:55:52" },
  { height:  526422 , difficulty:  867332 , date:  "2015-06-20 18:57:51" },
  { height:  526423 , difficulty:  866933 , date:  "2015-06-20 18:59:15" },
  { height:  526424 , difficulty:  864089 , date:  "2015-06-20 18:59:21" },
  { height:  526425 , difficulty:  862313 , date:  "2015-06-20 18:59:51" },
  { height:  526426 , difficulty:  861429 , date:  "2015-06-20 18:59:55" },
  { height:  526427 , difficulty:  859384 , date:  "2015-06-20 19:00:16" },
  { height:  526428 , difficulty:  859571 , date:  "2015-06-20 19:02:00" },
  { height:  526429 , difficulty:  858834 , date:  "2015-06-20 19:02:42" },
  { height:  526430 , difficulty:  858990 , date:  "2015-06-20 19:03:42" },
  { height:  526431 , difficulty:  858248 , date:  "2015-06-20 19:04:23" },
  { height:  526432 , difficulty:  857875 , date:  "2015-06-20 19:06:54" },
  { height:  526433 , difficulty:  858493 , date:  "2015-06-20 19:07:16" },
  { height:  526434 , difficulty:  858825 , date:  "2015-06-20 19:11:12" },
  { height:  526435 , difficulty:  861707 , date:  "2015-06-20 19:11:14" },
  { height:  526436 , difficulty:  859600 , date:  "2015-06-20 19:11:20" },
  { height:  526437 , difficulty:  858920 , date:  "2015-06-20 19:11:37" },
  { height:  526438 , difficulty:  858613 , date:  "2015-06-20 19:16:07" },
  { height:  526439 , difficulty:  859636 , date:  "2015-06-20 19:16:41" },
  { height:  526440 , difficulty:  859043 , date:  "2015-06-20 19:17:25" },
  { height:  526441 , difficulty:  859732 , date:  "2015-06-20 19:17:32" },
  { height:  526442 , difficulty:  858953 , date:  "2015-06-20 19:17:36" },
  { height:  526443 , difficulty:  858695 , date:  "2015-06-20 19:18:04" },
  { height:  526444 , difficulty:  861532 , date:  "2015-06-20 19:18:23" },
  { height:  526445 , difficulty:  861384 , date:  "2015-06-20 19:19:51" },
  { height:  526446 , difficulty:  859454 , date:  "2015-06-20 19:21:24" },
  { height:  526447 , difficulty:  858108 , date:  "2015-06-20 19:22:35" },
  { height:  526448 , difficulty:  853138 , date:  "2015-06-20 19:22:43" },
  { height:  526449 , difficulty:  853554 , date:  "2015-06-20 19:24:00" },
  { height:  526450 , difficulty:  852215 , date:  "2015-06-20 19:29:19" },
  { height:  526451 , difficulty:  854185 , date:  "2015-06-20 19:29:41" },
  { height:  526452 , difficulty:  854412 , date:  "2015-06-20 19:30:02" },
  { height:  526453 , difficulty:  854755 , date:  "2015-06-20 19:31:22" },
  { height:  526454 , difficulty:  860387 , date:  "2015-06-20 19:32:33" },
  { height:  526455 , difficulty:  858251 , date:  "2015-06-20 19:33:20" },
  { height:  526456 , difficulty:  858358 , date:  "2015-06-20 19:37:35" },
  { height:  526457 , difficulty:  860664 , date:  "2015-06-20 19:38:13" },
  { height:  526458 , difficulty:  861081 , date:  "2015-06-20 19:40:07" },
  { height:  526459 , difficulty:  860144 , date:  "2015-06-20 19:40:35" },
  { height:  526460 , difficulty:  857675 , date:  "2015-06-20 19:41:10" },
  { height:  526461 , difficulty:  858200 , date:  "2015-06-20 19:41:13" },
  { height:  526462 , difficulty:  858163 , date:  "2015-06-20 19:41:32" },
  { height:  526463 , difficulty:  857249 , date:  "2015-06-20 19:41:34" },
  { height:  526464 , difficulty:  851701 , date:  "2015-06-20 19:42:50" },
  { height:  526465 , difficulty:  853594 , date:  "2015-06-20 19:45:36" },
  { height:  526466 , difficulty:  854963 , date:  "2015-06-20 19:45:57" },
  { height:  526467 , difficulty:  849687 , date:  "2015-06-20 19:47:14" },
  { height:  526468 , difficulty:  849895 , date:  "2015-06-20 19:47:37" },
  { height:  526469 , difficulty:  851135 , date:  "2015-06-20 19:47:42" },
  { height:  526470 , difficulty:  852081 , date:  "2015-06-20 19:49:28" },
  { height:  526471 , difficulty:  850497 , date:  "2015-06-20 19:53:17" },
  { height:  526472 , difficulty:  850890 , date:  "2015-06-20 19:54:12" },
  { height:  526473 , difficulty:  854492 , date:  "2015-06-20 19:55:31" },
  { height:  526474 , difficulty:  855116 , date:  "2015-06-20 19:56:11" },
  { height:  526475 , difficulty:  855341 , date:  "2015-06-20 19:56:16" },
  { height:  526476 , difficulty:  855426 , date:  "2015-06-20 19:57:34" },
  { height:  526477 , difficulty:  856468 , date:  "2015-06-20 19:59:12" },
  { height:  526478 , difficulty:  856964 , date:  "2015-06-20 20:00:30" },
  { height:  526479 , difficulty:  855051 , date:  "2015-06-20 20:01:15" },
  { height:  526480 , difficulty:  856104 , date:  "2015-06-20 20:02:23" },
  { height:  526481 , difficulty:  855550 , date:  "2015-06-20 20:02:38" },
  { height:  526482 , difficulty:  854906 , date:  "2015-06-20 20:04:52" },
  { height:  526483 , difficulty:  854959 , date:  "2015-06-20 20:05:12" },
  { height:  526484 , difficulty:  855472 , date:  "2015-06-20 20:07:56" },
  { height:  526485 , difficulty:  854399 , date:  "2015-06-20 20:09:47" },
  { height:  526486 , difficulty:  854558 , date:  "2015-06-20 20:10:18" },
  { height:  526487 , difficulty:  853137 , date:  "2015-06-20 20:10:31" },
  { height:  526488 , difficulty:  851466 , date:  "2015-06-20 20:12:39" },
  { height:  526489 , difficulty:  851344 , date:  "2015-06-20 20:14:22" },
  { height:  526490 , difficulty:  848999 , date:  "2015-06-20 20:14:32" },
  { height:  526491 , difficulty:  848989 , date:  "2015-06-20 20:15:22" },
  { height:  526492 , difficulty:  850170 , date:  "2015-06-20 20:16:43" },
  { height:  526493 , difficulty:  854664 , date:  "2015-06-20 20:17:49" },
  { height:  526494 , difficulty:  854235 , date:  "2015-06-20 20:17:58" },
  { height:  526495 , difficulty:  856724 , date:  "2015-06-20 20:19:05" },
  { height:  526496 , difficulty:  852508 , date:  "2015-06-20 20:19:12" },
  { height:  526497 , difficulty:  853392 , date:  "2015-06-20 20:19:51" },
  { height:  526498 , difficulty:  853488 , date:  "2015-06-20 20:19:53" },
  { height:  526499 , difficulty:  851711 , date:  "2015-06-20 20:20:00" },
  { height:  526500 , difficulty:  851802 , date:  "2015-06-20 20:21:06" },
  { height:  526501 , difficulty:  855693 , date:  "2015-06-20 20:21:41" },
  { height:  526502 , difficulty:  856103 , date:  "2015-06-20 20:23:15" },
  { height:  526503 , difficulty:  856831 , date:  "2015-06-20 20:25:10" },
  { height:  526504 , difficulty:  855458 , date:  "2015-06-20 20:25:11" },
  { height:  526505 , difficulty:  854809 , date:  "2015-06-20 20:26:43" },
  { height:  526506 , difficulty:  853735 , date:  "2015-06-20 20:27:15" },
  { height:  526507 , difficulty:  853816 , date:  "2015-06-20 20:30:32" },
  { height:  526508 , difficulty:  850844 , date:  "2015-06-20 20:32:37" },
  { height:  526509 , difficulty:  850440 , date:  "2015-06-20 20:35:56" },
  { height:  526510 , difficulty:  845280 , date:  "2015-06-20 20:36:24" },
  { height:  526511 , difficulty:  847145 , date:  "2015-06-20 20:36:28" },
  { height:  526512 , difficulty:  847637 , date:  "2015-06-20 20:36:58" },
  { height:  526513 , difficulty:  847855 , date:  "2015-06-20 20:37:05" },
  { height:  526514 , difficulty:  842617 , date:  "2015-06-20 20:37:58" },
  { height:  526515 , difficulty:  844707 , date:  "2015-06-20 20:39:12" },
  { height:  526516 , difficulty:  843829 , date:  "2015-06-20 20:40:17" },
  { height:  526517 , difficulty:  844467 , date:  "2015-06-20 20:40:26" },
  { height:  526518 , difficulty:  844746 , date:  "2015-06-20 20:41:19" },
  { height:  526519 , difficulty:  844787 , date:  "2015-06-20 20:46:16" },
  { height:  526520 , difficulty:  845360 , date:  "2015-06-20 20:46:29" },
  { height:  526521 , difficulty:  843462 , date:  "2015-06-20 20:46:51" },
  { height:  526522 , difficulty:  844483 , date:  "2015-06-20 20:47:20" },
  { height:  526523 , difficulty:  843058 , date:  "2015-06-20 20:47:40" },
  { height:  526524 , difficulty:  844111 , date:  "2015-06-20 20:47:56" },
  { height:  526525 , difficulty:  843490 , date:  "2015-06-20 20:49:44" },
  { height:  526526 , difficulty:  837013 , date:  "2015-06-20 20:54:11" },
  { height:  526527 , difficulty:  837228 , date:  "2015-06-20 20:56:30" },
  { height:  526528 , difficulty:  837799 , date:  "2015-06-20 20:56:43" },
  { height:  526529 , difficulty:  836385 , date:  "2015-06-20 20:58:21" },
  { height:  526530 , difficulty:  836814 , date:  "2015-06-20 20:58:46" },
  { height:  526531 , difficulty:  836104 , date:  "2015-06-20 20:59:14" },
  { height:  526532 , difficulty:  830920 , date:  "2015-06-20 20:59:18" },
  { height:  526533 , difficulty:  830250 , date:  "2015-06-20 20:59:23" },
  { height:  526534 , difficulty:  828709 , date:  "2015-06-20 20:59:23" },
  { height:  526535 , difficulty:  830905 , date:  "2015-06-20 21:00:41" },
  { height:  526536 , difficulty:  830932 , date:  "2015-06-20 21:00:41" },
  { height:  526537 , difficulty:  831242 , date:  "2015-06-20 21:01:12" },
  { height:  526538 , difficulty:  832165 , date:  "2015-06-20 21:01:50" },
  { height:  526539 , difficulty:  834125 , date:  "2015-06-20 21:02:14" },
  { height:  526540 , difficulty:  832506 , date:  "2015-06-20 21:02:39" },
  { height:  526541 , difficulty:  829278 , date:  "2015-06-20 21:02:43" },
  { height:  526542 , difficulty:  829515 , date:  "2015-06-20 21:03:52" },
  { height:  526543 , difficulty:  829592 , date:  "2015-06-20 21:04:18" },
  { height:  526544 , difficulty:  830677 , date:  "2015-06-20 21:05:53" },
  { height:  526545 , difficulty:  834104 , date:  "2015-06-20 21:07:10" },
  { height:  526546 , difficulty:  832293 , date:  "2015-06-20 21:08:43" },
  { height:  526547 , difficulty:  829481 , date:  "2015-06-20 21:09:10" },
  { height:  526548 , difficulty:  829560 , date:  "2015-06-20 21:09:51" },
  { height:  526549 , difficulty:  827926 , date:  "2015-06-20 21:09:53" },
  { height:  526550 , difficulty:  827191 , date:  "2015-06-20 21:12:00" },
  { height:  526551 , difficulty:  827347 , date:  "2015-06-20 21:13:21" },
  { height:  526552 , difficulty:  826463 , date:  "2015-06-20 21:13:54" },
  { height:  526553 , difficulty:  824677 , date:  "2015-06-20 21:14:37" },
  { height:  526554 , difficulty:  824233 , date:  "2015-06-20 21:14:48" },
  { height:  526555 , difficulty:  823806 , date:  "2015-06-20 21:17:35" },
  { height:  526556 , difficulty:  826791 , date:  "2015-06-20 21:18:40" },
  { height:  526557 , difficulty:  826924 , date:  "2015-06-20 21:18:48" },
  { height:  526558 , difficulty:  827685 , date:  "2015-06-20 21:20:15" },
  { height:  526559 , difficulty:  827904 , date:  "2015-06-20 21:21:51" },
  { height:  526560 , difficulty:  825044 , date:  "2015-06-20 21:22:04" },
  { height:  526561 , difficulty:  823855 , date:  "2015-06-20 21:23:57" },
  { height:  526562 , difficulty:  824370 , date:  "2015-06-20 21:25:02" },
  { height:  526563 , difficulty:  825661 , date:  "2015-06-20 21:25:46" },
  { height:  526564 , difficulty:  823519 , date:  "2015-06-20 21:26:03" },
  { height:  526565 , difficulty:  823424 , date:  "2015-06-20 21:26:06" },
  { height:  526566 , difficulty:  824075 , date:  "2015-06-20 21:26:39" },
  { height:  526567 , difficulty:  824169 , date:  "2015-06-20 21:28:40" },
  { height:  526568 , difficulty:  823273 , date:  "2015-06-20 21:30:31" },
  { height:  526569 , difficulty:  821942 , date:  "2015-06-20 21:34:35" },
  { height:  526570 , difficulty:  822797 , date:  "2015-06-20 21:35:15" },
  { height:  526571 , difficulty:  821965 , date:  "2015-06-20 21:35:49" },
  { height:  526572 , difficulty:  822151 , date:  "2015-06-20 21:35:59" },
  { height:  526573 , difficulty:  824035 , date:  "2015-06-20 21:36:41" },
  { height:  526574 , difficulty:  824071 , date:  "2015-06-20 21:36:56" },
  { height:  526575 , difficulty:  825203 , date:  "2015-06-20 21:37:01" },
  { height:  526576 , difficulty:  825101 , date:  "2015-06-20 21:42:08" },
  { height:  526577 , difficulty:  824558 , date:  "2015-06-20 21:42:18" },
  { height:  526578 , difficulty:  827380 , date:  "2015-06-20 21:42:25" },
  { height:  526579 , difficulty:  825247 , date:  "2015-06-20 21:43:28" },
  { height:  526580 , difficulty:  825859 , date:  "2015-06-20 21:44:50" },
  { height:  526581 , difficulty:  824461 , date:  "2015-06-20 21:45:18" },
  { height:  526582 , difficulty:  824759 , date:  "2015-06-20 21:48:42" },
  { height:  526583 , difficulty:  825792 , date:  "2015-06-20 21:48:59" },
  { height:  526584 , difficulty:  824426 , date:  "2015-06-20 21:50:22" },
  { height:  526585 , difficulty:  823598 , date:  "2015-06-20 21:50:55" },
  { height:  526586 , difficulty:  823687 , date:  "2015-06-20 21:51:39" },
  { height:  526587 , difficulty:  826998 , date:  "2015-06-20 21:52:02" },
  { height:  526588 , difficulty:  826464 , date:  "2015-06-20 21:53:16" },
  { height:  526589 , difficulty:  827817 , date:  "2015-06-20 21:53:20" },
  { height:  526590 , difficulty:  827774 , date:  "2015-06-20 21:59:42" },
  { height:  526591 , difficulty:  827430 , date:  "2015-06-20 21:59:43" },
  { height:  526592 , difficulty:  827313 , date:  "2015-06-20 22:00:24" },
  { height:  526593 , difficulty:  827262 , date:  "2015-06-20 22:00:26" },
  { height:  526594 , difficulty:  827513 , date:  "2015-06-20 22:00:53" },
  { height:  526595 , difficulty:  821828 , date:  "2015-06-20 22:01:14" },
  { height:  526596 , difficulty:  823379 , date:  "2015-06-20 22:03:13" },
  { height:  526597 , difficulty:  822930 , date:  "2015-06-20 22:03:33" },
  { height:  526598 , difficulty:  827080 , date:  "2015-06-20 22:04:03" },
  { height:  526599 , difficulty:  826994 , date:  "2015-06-20 22:05:28" },
  { height:  526600 , difficulty:  829215 , date:  "2015-06-20 22:06:23" },
  { height:  526601 , difficulty:  827457 , date:  "2015-06-20 22:07:44" },
  { height:  526602 , difficulty:  829388 , date:  "2015-06-20 22:07:47" },
  { height:  526603 , difficulty:  826402 , date:  "2015-06-20 22:07:53" },
  { height:  526604 , difficulty:  826697 , date:  "2015-06-20 22:08:04" },
  { height:  526605 , difficulty:  826469 , date:  "2015-06-20 22:10:29" },
  { height:  526606 , difficulty:  826976 , date:  "2015-06-20 22:11:07" },
  { height:  526607 , difficulty:  826765 , date:  "2015-06-20 22:12:45" },
  { height:  526608 , difficulty:  827259 , date:  "2015-06-20 22:12:49" },
  { height:  526609 , difficulty:  827209 , date:  "2015-06-20 22:14:00" },
  { height:  526610 , difficulty:  827592 , date:  "2015-06-20 22:14:41" },
  { height:  526611 , difficulty:  825965 , date:  "2015-06-20 22:17:52" },
  { height:  526612 , difficulty:  828330 , date:  "2015-06-20 22:17:58" },
  { height:  526613 , difficulty:  827669 , date:  "2015-06-20 22:21:06" },
  { height:  526614 , difficulty:  826905 , date:  "2015-06-20 22:21:13" },
  { height:  526615 , difficulty:  826580 , date:  "2015-06-20 22:21:45" },
  { height:  526616 , difficulty:  826316 , date:  "2015-06-20 22:22:26" },
  { height:  526617 , difficulty:  828324 , date:  "2015-06-20 22:22:56" },
  { height:  526618 , difficulty:  826966 , date:  "2015-06-20 22:23:08" },
  { height:  526619 , difficulty:  827368 , date:  "2015-06-20 22:25:47" },
  { height:  526620 , difficulty:  825671 , date:  "2015-06-20 22:26:23" },
  { height:  526621 , difficulty:  824529 , date:  "2015-06-20 22:26:24" },
  { height:  526622 , difficulty:  822825 , date:  "2015-06-20 22:27:33" },
  { height:  526623 , difficulty:  823833 , date:  "2015-06-20 22:27:39" },
  { height:  526624 , difficulty:  824306 , date:  "2015-06-20 22:30:32" },
  { height:  526625 , difficulty:  824257 , date:  "2015-06-20 22:31:02" },
  { height:  526626 , difficulty:  821519 , date:  "2015-06-20 22:33:48" },
  { height:  526627 , difficulty:  819883 , date:  "2015-06-20 22:35:53" },
  { height:  526628 , difficulty:  826043 , date:  "2015-06-20 22:36:21" },
  { height:  526629 , difficulty:  825401 , date:  "2015-06-20 22:39:33" },
  { height:  526630 , difficulty:  827752 , date:  "2015-06-20 22:41:28" },
  { height:  526631 , difficulty:  824140 , date:  "2015-06-20 22:41:33" },
  { height:  526632 , difficulty:  822987 , date:  "2015-06-20 22:41:40" },
  { height:  526633 , difficulty:  825175 , date:  "2015-06-20 22:45:30" },
  { height:  526634 , difficulty:  824199 , date:  "2015-06-20 22:45:57" },
  { height:  526635 , difficulty:  822150 , date:  "2015-06-20 22:46:31" },
  { height:  526636 , difficulty:  824641 , date:  "2015-06-20 22:46:32" },
  { height:  526637 , difficulty:  823078 , date:  "2015-06-20 22:48:25" },
  { height:  526638 , difficulty:  821714 , date:  "2015-06-20 22:48:46" },
  { height:  526639 , difficulty:  821237 , date:  "2015-06-20 22:51:06" },
  { height:  526640 , difficulty:  822171 , date:  "2015-06-20 22:51:24" },
  { height:  526641 , difficulty:  823386 , date:  "2015-06-20 22:52:20" },
  { height:  526642 , difficulty:  822748 , date:  "2015-06-20 22:52:32" },
  { height:  526643 , difficulty:  821185 , date:  "2015-06-20 22:54:42" },
  { height:  526644 , difficulty:  819262 , date:  "2015-06-20 22:55:11" },
  { height:  526645 , difficulty:  815248 , date:  "2015-06-20 22:55:13" },
  { height:  526646 , difficulty:  815122 , date:  "2015-06-20 22:55:52" },
  { height:  526647 , difficulty:  814931 , date:  "2015-06-20 22:56:43" },
  { height:  526648 , difficulty:  814800 , date:  "2015-06-20 22:59:31" },
  { height:  526649 , difficulty:  816559 , date:  "2015-06-20 23:00:28" },
  { height:  526650 , difficulty:  818771 , date:  "2015-06-20 23:00:55" },
  { height:  526651 , difficulty:  820011 , date:  "2015-06-20 23:01:27" },
  { height:  526652 , difficulty:  814318 , date:  "2015-06-20 23:01:30" },
  { height:  526653 , difficulty:  818012 , date:  "2015-06-20 23:01:48" },
  { height:  526654 , difficulty:  818138 , date:  "2015-06-20 23:02:37" },
  { height:  526655 , difficulty:  818302 , date:  "2015-06-20 23:03:33" },
  { height:  526656 , difficulty:  817464 , date:  "2015-06-20 23:03:59" },
  { height:  526657 , difficulty:  820612 , date:  "2015-06-20 23:04:11" },
  { height:  526658 , difficulty:  818486 , date:  "2015-06-20 23:04:53" },
  { height:  526659 , difficulty:  818273 , date:  "2015-06-20 23:05:29" },
  { height:  526660 , difficulty:  816551 , date:  "2015-06-20 23:06:56" },
  { height:  526661 , difficulty:  816194 , date:  "2015-06-20 23:08:01" },
  { height:  526662 , difficulty:  819413 , date:  "2015-06-20 23:13:53" },
  { height:  526663 , difficulty:  819150 , date:  "2015-06-20 23:14:02" },
  { height:  526664 , difficulty:  820149 , date:  "2015-06-20 23:14:28" },
  { height:  526665 , difficulty:  822615 , date:  "2015-06-20 23:15:58" },
  { height:  526666 , difficulty:  814931 , date:  "2015-06-20 23:16:10" },
  { height:  526667 , difficulty:  815628 , date:  "2015-06-20 23:16:33" },
  { height:  526668 , difficulty:  816965 , date:  "2015-06-20 23:16:34" },
  { height:  526669 , difficulty:  816923 , date:  "2015-06-20 23:16:47" },
  { height:  526670 , difficulty:  817776 , date:  "2015-06-20 23:16:53" },
  { height:  526671 , difficulty:  819044 , date:  "2015-06-20 23:17:03" },
  { height:  526672 , difficulty:  816753 , date:  "2015-06-20 23:19:16" },
  { height:  526673 , difficulty:  816803 , date:  "2015-06-20 23:20:58" },
  { height:  526674 , difficulty:  816910 , date:  "2015-06-20 23:22:38" },
  { height:  526675 , difficulty:  815801 , date:  "2015-06-20 23:25:14" },
  { height:  526676 , difficulty:  814721 , date:  "2015-06-20 23:27:58" },
  { height:  526677 , difficulty:  813049 , date:  "2015-06-20 23:28:00" },
  { height:  526678 , difficulty:  813039 , date:  "2015-06-20 23:31:24" },
  { height:  526679 , difficulty:  814178 , date:  "2015-06-20 23:33:24" },
  { height:  526680 , difficulty:  816208 , date:  "2015-06-20 23:34:43" },
  { height:  526681 , difficulty:  813225 , date:  "2015-06-20 23:34:46" },
  { height:  526682 , difficulty:  813900 , date:  "2015-06-20 23:37:04" },
  { height:  526683 , difficulty:  813225 , date:  "2015-06-20 23:37:25" },
  { height:  526684 , difficulty:  813161 , date:  "2015-06-20 23:37:26" },
  { height:  526685 , difficulty:  812548 , date:  "2015-06-20 23:37:51" },
  { height:  526686 , difficulty:  811768 , date:  "2015-06-20 23:40:08" },
  { height:  526687 , difficulty:  808144 , date:  "2015-06-20 23:41:08" },
  { height:  526688 , difficulty:  808227 , date:  "2015-06-20 23:41:44" },
  { height:  526689 , difficulty:  804701 , date:  "2015-06-20 23:41:49" },
  { height:  526690 , difficulty:  807618 , date:  "2015-06-20 23:42:24" },
  { height:  526691 , difficulty:  808255 , date:  "2015-06-20 23:43:25" },
  { height:  526692 , difficulty:  814205 , date:  "2015-06-20 23:43:32" },
  { height:  526693 , difficulty:  815250 , date:  "2015-06-20 23:43:48" },
  { height:  526694 , difficulty:  817783 , date:  "2015-06-20 23:49:52" },
  { height:  526695 , difficulty:  814454 , date:  "2015-06-20 23:49:54" },
  { height:  526696 , difficulty:  815219 , date:  "2015-06-20 23:53:04" },
  { height:  526697 , difficulty:  816793 , date:  "2015-06-20 23:53:56" },
  { height:  526698 , difficulty:  818871 , date:  "2015-06-20 23:54:14" },
  { height:  526699 , difficulty:  819737 , date:  "2015-06-20 23:55:54" },
  { height:  526700 , difficulty:  817633 , date:  "2015-06-20 23:56:01" },
  { height:  526701 , difficulty:  817703 , date:  "2015-06-20 23:56:59" },
  { height:  526702 , difficulty:  814157 , date:  "2015-06-20 23:57:32" },
  { height:  526703 , difficulty:  814025 , date:  "2015-06-21 00:00:58" },
  { height:  526704 , difficulty:  813448 , date:  "2015-06-21 00:04:26" },
  { height:  526705 , difficulty:  810409 , date:  "2015-06-21 00:04:51" },
  { height:  526706 , difficulty:  808399 , date:  "2015-06-21 00:05:05" },
  { height:  526707 , difficulty:  810078 , date:  "2015-06-21 00:05:23" },
  { height:  526708 , difficulty:  809936 , date:  "2015-06-21 00:06:27" },
  { height:  526709 , difficulty:  807858 , date:  "2015-06-21 00:06:33" },
  { height:  526710 , difficulty:  807223 , date:  "2015-06-21 00:08:55" },
  { height:  526711 , difficulty:  808104 , date:  "2015-06-21 00:09:45" },
  { height:  526712 , difficulty:  808135 , date:  "2015-06-21 00:14:13" },
  { height:  526713 , difficulty:  805896 , date:  "2015-06-21 00:14:18" },
  { height:  526714 , difficulty:  806524 , date:  "2015-06-21 00:16:22" },
  { height:  526715 , difficulty:  803959 , date:  "2015-06-21 00:16:33" },
  { height:  526716 , difficulty:  803986 , date:  "2015-06-21 00:17:27" },
  { height:  526717 , difficulty:  806854 , date:  "2015-06-21 00:18:57" },
  { height:  526718 , difficulty:  808480 , date:  "2015-06-21 00:19:07" },
  { height:  526719 , difficulty:  805813 , date:  "2015-06-21 00:20:13" },
  { height:  526720 , difficulty:  806013 , date:  "2015-06-21 00:21:50" },
  { height:  526721 , difficulty:  806102 , date:  "2015-06-21 00:22:27" },
  { height:  526722 , difficulty:  805256 , date:  "2015-06-21 00:24:01" },
  { height:  526723 , difficulty:  805089 , date:  "2015-06-21 00:24:09" },
  { height:  526724 , difficulty:  802030 , date:  "2015-06-21 00:24:41" },
  { height:  526725 , difficulty:  801970 , date:  "2015-06-21 00:25:02" },
  { height:  526726 , difficulty:  802907 , date:  "2015-06-21 00:25:26" },
  { height:  526727 , difficulty:  803127 , date:  "2015-06-21 00:27:00" },
  { height:  526728 , difficulty:  805556 , date:  "2015-06-21 00:29:03" },
  { height:  526729 , difficulty:  807633 , date:  "2015-06-21 00:29:25" },
  { height:  526730 , difficulty:  808298 , date:  "2015-06-21 00:30:53" },
  { height:  526731 , difficulty:  807272 , date:  "2015-06-21 00:31:19" },
  { height:  526732 , difficulty:  807268 , date:  "2015-06-21 00:32:39" },
  { height:  526733 , difficulty:  808046 , date:  "2015-06-21 00:33:42" },
  { height:  526734 , difficulty:  807132 , date:  "2015-06-21 00:33:56" },
  { height:  526735 , difficulty:  807301 , date:  "2015-06-21 00:34:24" },
  { height:  526736 , difficulty:  806090 , date:  "2015-06-21 00:35:48" },
  { height:  526737 , difficulty:  807230 , date:  "2015-06-21 00:36:07" },
  { height:  526738 , difficulty:  802506 , date:  "2015-06-21 00:36:23" },
  { height:  526739 , difficulty:  803958 , date:  "2015-06-21 00:37:23" },
  { height:  526740 , difficulty:  804481 , date:  "2015-06-21 00:38:08" },
  { height:  526741 , difficulty:  803025 , date:  "2015-06-21 00:38:47" },
  { height:  526742 , difficulty:  803749 , date:  "2015-06-21 00:38:54" },
  { height:  526743 , difficulty:  803336 , date:  "2015-06-21 00:43:11" },
  { height:  526744 , difficulty:  804793 , date:  "2015-06-21 00:43:15" },
  { height:  526745 , difficulty:  804936 , date:  "2015-06-21 00:45:57" },
  { height:  526746 , difficulty:  805001 , date:  "2015-06-21 00:46:46" },
  { height:  526747 , difficulty:  806295 , date:  "2015-06-21 00:49:54" },
  { height:  526748 , difficulty:  803491 , date:  "2015-06-21 00:49:58" },
  { height:  526749 , difficulty:  804050 , date:  "2015-06-21 00:50:29" },
  { height:  526750 , difficulty:  802016 , date:  "2015-06-21 00:52:51" },
  { height:  526751 , difficulty:  798756 , date:  "2015-06-21 00:53:00" },
  { height:  526752 , difficulty:  800580 , date:  "2015-06-21 00:54:30" },
  { height:  526753 , difficulty:  800513 , date:  "2015-06-21 00:54:37" },
  { height:  526754 , difficulty:  799684 , date:  "2015-06-21 00:55:13" },
  { height:  526755 , difficulty:  799945 , date:  "2015-06-21 00:58:01" },
  { height:  526756 , difficulty:  801261 , date:  "2015-06-21 00:58:02" },
  { height:  526757 , difficulty:  801829 , date:  "2015-06-21 00:58:24" },
  { height:  526758 , difficulty:  800628 , date:  "2015-06-21 00:58:31" },
  { height:  526759 , difficulty:  801075 , date:  "2015-06-21 00:58:55" },
  { height:  526760 , difficulty:  803961 , date:  "2015-06-21 00:59:02" },
  { height:  526761 , difficulty:  804886 , date:  "2015-06-21 00:59:14" },
  { height:  526762 , difficulty:  801961 , date:  "2015-06-21 01:00:11" },
  { height:  526763 , difficulty:  803505 , date:  "2015-06-21 01:00:22" },
  { height:  526764 , difficulty:  805990 , date:  "2015-06-21 01:00:24" },
  { height:  526765 , difficulty:  806116 , date:  "2015-06-21 01:01:40" },
  { height:  526766 , difficulty:  805813 , date:  "2015-06-21 01:03:03" },
  { height:  526767 , difficulty:  807603 , date:  "2015-06-21 01:03:10" },
  { height:  526768 , difficulty:  808217 , date:  "2015-06-21 01:04:25" },
  { height:  526769 , difficulty:  807808 , date:  "2015-06-21 01:08:01" },
  { height:  526770 , difficulty:  800773 , date:  "2015-06-21 01:08:02" },
  { height:  526771 , difficulty:  801134 , date:  "2015-06-21 01:08:06" },
  { height:  526772 , difficulty:  797429 , date:  "2015-06-21 01:08:32" },
  { height:  526773 , difficulty:  797097 , date:  "2015-06-21 01:09:20" },
  { height:  526774 , difficulty:  796712 , date:  "2015-06-21 01:10:05" },
  { height:  526775 , difficulty:  795940 , date:  "2015-06-21 01:10:20" },
  { height:  526776 , difficulty:  795740 , date:  "2015-06-21 01:11:35" },
  { height:  526777 , difficulty:  795927 , date:  "2015-06-21 01:11:37" },
  { height:  526778 , difficulty:  795619 , date:  "2015-06-21 01:13:54" },
  { height:  526779 , difficulty:  792228 , date:  "2015-06-21 01:14:06" },
  { height:  526780 , difficulty:  790591 , date:  "2015-06-21 01:15:46" },
  { height:  526781 , difficulty:  790302 , date:  "2015-06-21 01:16:33" },
  { height:  526782 , difficulty:  794841 , date:  "2015-06-21 01:17:12" },
  { height:  526783 , difficulty:  795037 , date:  "2015-06-21 01:17:23" },
  { height:  526784 , difficulty:  794662 , date:  "2015-06-21 01:17:49" },
  { height:  526785 , difficulty:  794919 , date:  "2015-06-21 01:18:14" },
  { height:  526786 , difficulty:  795254 , date:  "2015-06-21 01:18:30" },
  { height:  526787 , difficulty:  794608 , date:  "2015-06-21 01:18:35" },
  { height:  526788 , difficulty:  789677 , date:  "2015-06-21 01:20:58" },
  { height:  526789 , difficulty:  789979 , date:  "2015-06-21 01:21:35" },
  { height:  526790 , difficulty:  787509 , date:  "2015-06-21 01:23:02" },
  { height:  526791 , difficulty:  787581 , date:  "2015-06-21 01:23:39" },
  { height:  526792 , difficulty:  786751 , date:  "2015-06-21 01:24:46" },
  { height:  526793 , difficulty:  784899 , date:  "2015-06-21 01:28:13" },
  { height:  526794 , difficulty:  785003 , date:  "2015-06-21 01:28:15" },
  { height:  526795 , difficulty:  787555 , date:  "2015-06-21 01:29:02" },
  { height:  526796 , difficulty:  786873 , date:  "2015-06-21 01:29:36" },
  { height:  526797 , difficulty:  786573 , date:  "2015-06-21 01:31:50" },
  { height:  526798 , difficulty:  784637 , date:  "2015-06-21 01:32:18" },
  { height:  526799 , difficulty:  786508 , date:  "2015-06-21 01:32:58" },
  { height:  526800 , difficulty:  785821 , date:  "2015-06-21 01:35:44" },
  { height:  526801 , difficulty:  785931 , date:  "2015-06-21 01:35:46" },
  { height:  526802 , difficulty:  789191 , date:  "2015-06-21 01:36:37" },
  { height:  526803 , difficulty:  787698 , date:  "2015-06-21 01:38:11" },
  { height:  526804 , difficulty:  785520 , date:  "2015-06-21 01:38:48" },
  { height:  526805 , difficulty:  785087 , date:  "2015-06-21 01:40:19" },
  { height:  526806 , difficulty:  787993 , date:  "2015-06-21 01:42:06" },
  { height:  526807 , difficulty:  787437 , date:  "2015-06-21 01:43:10" },
  { height:  526808 , difficulty:  786099 , date:  "2015-06-21 01:43:19" },
  { height:  526809 , difficulty:  785766 , date:  "2015-06-21 01:45:12" },
  { height:  526810 , difficulty:  786709 , date:  "2015-06-21 01:46:26" },
  { height:  526811 , difficulty:  786833 , date:  "2015-06-21 01:46:44" },
  { height:  526812 , difficulty:  788962 , date:  "2015-06-21 01:47:20" },
  { height:  526813 , difficulty:  788483 , date:  "2015-06-21 01:47:43" },
  { height:  526814 , difficulty:  788560 , date:  "2015-06-21 01:48:11" },
  { height:  526815 , difficulty:  788139 , date:  "2015-06-21 01:48:41" },
  { height:  526816 , difficulty:  787560 , date:  "2015-06-21 01:51:13" },
  { height:  526817 , difficulty:  787319 , date:  "2015-06-21 01:51:52" },
  { height:  526818 , difficulty:  787697 , date:  "2015-06-21 01:52:06" },
  { height:  526819 , difficulty:  790313 , date:  "2015-06-21 01:53:34" },
  { height:  526820 , difficulty:  793521 , date:  "2015-06-21 01:54:11" },
  { height:  526821 , difficulty:  790165 , date:  "2015-06-21 01:54:51" },
  { height:  526822 , difficulty:  789332 , date:  "2015-06-21 01:57:20" },
  { height:  526823 , difficulty:  786355 , date:  "2015-06-21 01:58:04" },
  { height:  526824 , difficulty:  788319 , date:  "2015-06-21 01:58:38" },
  { height:  526825 , difficulty:  787734 , date:  "2015-06-21 01:58:51" },
  { height:  526826 , difficulty:  786200 , date:  "2015-06-21 01:58:58" },
  { height:  526827 , difficulty:  788015 , date:  "2015-06-21 01:59:58" },
  { height:  526828 , difficulty:  786179 , date:  "2015-06-21 02:01:56" },
  { height:  526829 , difficulty:  786129 , date:  "2015-06-21 02:02:17" },
  { height:  526830 , difficulty:  785822 , date:  "2015-06-21 02:02:49" },
  { height:  526831 , difficulty:  782427 , date:  "2015-06-21 02:05:40" },
  { height:  526832 , difficulty:  782527 , date:  "2015-06-21 02:05:45" },
  { height:  526833 , difficulty:  783644 , date:  "2015-06-21 02:06:00" },
  { height:  526834 , difficulty:  785485 , date:  "2015-06-21 02:06:36" },
  { height:  526835 , difficulty:  785205 , date:  "2015-06-21 02:08:00" },
  { height:  526836 , difficulty:  786255 , date:  "2015-06-21 02:08:18" },
  { height:  526837 , difficulty:  787391 , date:  "2015-06-21 02:08:40" },
  { height:  526838 , difficulty:  786169 , date:  "2015-06-21 02:09:32" },
  { height:  526839 , difficulty:  787751 , date:  "2015-06-21 02:09:42" },
  { height:  526840 , difficulty:  791196 , date:  "2015-06-21 02:11:59" },
  { height:  526841 , difficulty:  789573 , date:  "2015-06-21 02:12:24" },
  { height:  526842 , difficulty:  787854 , date:  "2015-06-21 02:12:40" },
  { height:  526843 , difficulty:  788971 , date:  "2015-06-21 02:13:15" },
  { height:  526844 , difficulty:  788204 , date:  "2015-06-21 02:13:39" },
  { height:  526845 , difficulty:  785446 , date:  "2015-06-21 02:14:46" },
  { height:  526846 , difficulty:  785777 , date:  "2015-06-21 02:15:34" },
  { height:  526847 , difficulty:  787617 , date:  "2015-06-21 02:16:24" },
  { height:  526848 , difficulty:  792924 , date:  "2015-06-21 02:17:44" },
  { height:  526849 , difficulty:  791948 , date:  "2015-06-21 02:18:11" },
  { height:  526850 , difficulty:  790953 , date:  "2015-06-21 02:21:19" },
  { height:  526851 , difficulty:  792465 , date:  "2015-06-21 02:24:22" },
  { height:  526852 , difficulty:  791590 , date:  "2015-06-21 02:27:36" },
  { height:  526853 , difficulty:  793251 , date:  "2015-06-21 02:27:44" },
  { height:  526854 , difficulty:  791660 , date:  "2015-06-21 02:29:26" },
  { height:  526855 , difficulty:  791863 , date:  "2015-06-21 02:29:30" },
  { height:  526856 , difficulty:  790050 , date:  "2015-06-21 02:32:25" },
  { height:  526857 , difficulty:  791898 , date:  "2015-06-21 02:33:33" },
  { height:  526858 , difficulty:  794839 , date:  "2015-06-21 02:33:54" },
  { height:  526859 , difficulty:  796094 , date:  "2015-06-21 02:34:37" },
  { height:  526860 , difficulty:  796298 , date:  "2015-06-21 02:40:12" },
  { height:  526861 , difficulty:  804671 , date:  "2015-06-21 02:41:11" },
  { height:  526862 , difficulty:  805436 , date:  "2015-06-21 02:42:18" },
  { height:  526863 , difficulty:  805436 , date:  "2015-06-21 02:42:46" },
  { height:  526864 , difficulty:  805044 , date:  "2015-06-21 02:42:54" },
  { height:  526865 , difficulty:  806791 , date:  "2015-06-21 02:44:29" },
  { height:  526866 , difficulty:  804844 , date:  "2015-06-21 02:46:06" },
  { height:  526867 , difficulty:  806115 , date:  "2015-06-21 02:46:12" },
  { height:  526868 , difficulty:  809455 , date:  "2015-06-21 02:46:26" },
  { height:  526869 , difficulty:  805660 , date:  "2015-06-21 02:46:40" },
  { height:  526870 , difficulty:  808246 , date:  "2015-06-21 02:48:26" },
  { height:  526871 , difficulty:  807993 , date:  "2015-06-21 02:48:42" },
  { height:  526872 , difficulty:  807654 , date:  "2015-06-21 02:49:11" },
  { height:  526873 , difficulty:  806401 , date:  "2015-06-21 02:49:53" },
  { height:  526874 , difficulty:  807283 , date:  "2015-06-21 02:50:33" },
  { height:  526875 , difficulty:  806386 , date:  "2015-06-21 02:50:43" },
  { height:  526876 , difficulty:  802995 , date:  "2015-06-21 02:50:49" },
  { height:  526877 , difficulty:  803325 , date:  "2015-06-21 02:50:57" },
  { height:  526878 , difficulty:  804935 , date:  "2015-06-21 02:51:47" },
  { height:  526879 , difficulty:  803772 , date:  "2015-06-21 02:52:06" },
  { height:  526880 , difficulty:  803664 , date:  "2015-06-21 02:52:45" },
  { height:  526881 , difficulty:  801865 , date:  "2015-06-21 02:53:44" },
  { height:  526882 , difficulty:  803284 , date:  "2015-06-21 02:55:19" },
  { height:  526883 , difficulty:  802675 , date:  "2015-06-21 02:56:49" },
  { height:  526884 , difficulty:  802400 , date:  "2015-06-21 02:57:18" },
  { height:  526885 , difficulty:  799963 , date:  "2015-06-21 02:57:24" },
  { height:  526886 , difficulty:  798669 , date:  "2015-06-21 02:57:47" },
  { height:  526887 , difficulty:  799006 , date:  "2015-06-21 02:57:50" },
  { height:  526888 , difficulty:  799249 , date:  "2015-06-21 02:58:07" },
  { height:  526889 , difficulty:  799993 , date:  "2015-06-21 02:58:26" },
  { height:  526890 , difficulty:  799879 , date:  "2015-06-21 03:00:34" },
  { height:  526891 , difficulty:  799171 , date:  "2015-06-21 03:01:36" },
  { height:  526892 , difficulty:  798464 , date:  "2015-06-21 03:02:14" },
  { height:  526893 , difficulty:  797652 , date:  "2015-06-21 03:02:25" },
  { height:  526894 , difficulty:  799233 , date:  "2015-06-21 03:02:32" },
  { height:  526895 , difficulty:  797322 , date:  "2015-06-21 03:02:48" },
  { height:  526896 , difficulty:  801642 , date:  "2015-06-21 03:02:54" },
  { height:  526897 , difficulty:  801027 , date:  "2015-06-21 03:03:04" },
  { height:  526898 , difficulty:  797874 , date:  "2015-06-21 03:04:25" },
  { height:  526899 , difficulty:  797152 , date:  "2015-06-21 03:05:11" },
  { height:  526900 , difficulty:  796604 , date:  "2015-06-21 03:06:16" },
  { height:  526901 , difficulty:  797618 , date:  "2015-06-21 03:06:21" },
  { height:  526902 , difficulty:  799876 , date:  "2015-06-21 03:07:23" },
  { height:  526903 , difficulty:  800199 , date:  "2015-06-21 03:09:07" },
  { height:  526904 , difficulty:  797739 , date:  "2015-06-21 03:11:36" },
  { height:  526905 , difficulty:  801033 , date:  "2015-06-21 03:13:18" },
  { height:  526906 , difficulty:  801433 , date:  "2015-06-21 03:15:22" },
  { height:  526907 , difficulty:  798531 , date:  "2015-06-21 03:18:38" },
  { height:  526908 , difficulty:  802165 , date:  "2015-06-21 03:18:58" },
  { height:  526909 , difficulty:  801675 , date:  "2015-06-21 03:19:00" },
  { height:  526910 , difficulty:  801104 , date:  "2015-06-21 03:19:09" },
  { height:  526911 , difficulty:  799240 , date:  "2015-06-21 03:19:55" },
  { height:  526912 , difficulty:  802102 , date:  "2015-06-21 03:21:38" },
  { height:  526913 , difficulty:  804181 , date:  "2015-06-21 03:22:26" },
  { height:  526914 , difficulty:  802878 , date:  "2015-06-21 03:23:14" },
  { height:  526915 , difficulty:  804239 , date:  "2015-06-21 03:24:32" },
  { height:  526916 , difficulty:  804271 , date:  "2015-06-21 03:25:43" },
  { height:  526917 , difficulty:  807040 , date:  "2015-06-21 03:26:46" },
  { height:  526918 , difficulty:  806702 , date:  "2015-06-21 03:27:10" },
  { height:  526919 , difficulty:  807420 , date:  "2015-06-21 03:27:45" },
  { height:  526920 , difficulty:  807190 , date:  "2015-06-21 03:29:03" },
  { height:  526921 , difficulty:  805886 , date:  "2015-06-21 03:29:33" },
  { height:  526922 , difficulty:  806810 , date:  "2015-06-21 03:29:38" },
  { height:  526923 , difficulty:  805550 , date:  "2015-06-21 03:31:01" },
  { height:  526924 , difficulty:  805655 , date:  "2015-06-21 03:34:09" },
  { height:  526925 , difficulty:  806636 , date:  "2015-06-21 03:35:08" },
  { height:  526926 , difficulty:  803964 , date:  "2015-06-21 03:35:42" },
  { height:  526927 , difficulty:  800933 , date:  "2015-06-21 03:36:03" },
  { height:  526928 , difficulty:  798026 , date:  "2015-06-21 03:38:56" },
  { height:  526929 , difficulty:  798947 , date:  "2015-06-21 03:40:07" },
  { height:  526930 , difficulty:  797779 , date:  "2015-06-21 03:43:56" },
  { height:  526931 , difficulty:  797620 , date:  "2015-06-21 03:44:13" },
  { height:  526932 , difficulty:  794164 , date:  "2015-06-21 03:44:55" },
  { height:  526933 , difficulty:  792583 , date:  "2015-06-21 03:44:56" },
  { height:  526934 , difficulty:  792888 , date:  "2015-06-21 03:45:39" },
  { height:  526935 , difficulty:  793241 , date:  "2015-06-21 03:46:32" },
  { height:  526936 , difficulty:  787773 , date:  "2015-06-21 03:47:29" },
  { height:  526937 , difficulty:  790070 , date:  "2015-06-21 03:47:30" },
  { height:  526938 , difficulty:  789479 , date:  "2015-06-21 03:48:05" },
  { height:  526939 , difficulty:  792698 , date:  "2015-06-21 03:48:29" },
  { height:  526940 , difficulty:  793535 , date:  "2015-06-21 03:48:37" },
  { height:  526941 , difficulty:  791875 , date:  "2015-06-21 03:49:44" },
  { height:  526942 , difficulty:  792353 , date:  "2015-06-21 03:51:09" },
  { height:  526943 , difficulty:  793337 , date:  "2015-06-21 03:52:15" },
  { height:  526944 , difficulty:  793732 , date:  "2015-06-21 03:52:22" },
  { height:  526945 , difficulty:  793720 , date:  "2015-06-21 03:55:16" },
  { height:  526946 , difficulty:  791358 , date:  "2015-06-21 03:55:23" },
  { height:  526947 , difficulty:  797753 , date:  "2015-06-21 03:56:42" },
  { height:  526948 , difficulty:  797010 , date:  "2015-06-21 03:56:50" },
  { height:  526949 , difficulty:  795995 , date:  "2015-06-21 03:57:22" },
  { height:  526950 , difficulty:  796393 , date:  "2015-06-21 03:59:34" },
  { height:  526951 , difficulty:  796050 , date:  "2015-06-21 04:00:44" },
  { height:  526952 , difficulty:  799360 , date:  "2015-06-21 04:01:17" },
  { height:  526953 , difficulty:  801417 , date:  "2015-06-21 04:03:39" },
  { height:  526954 , difficulty:  800431 , date:  "2015-06-21 04:04:58" },
  { height:  526955 , difficulty:  803143 , date:  "2015-06-21 04:05:29" },
  { height:  526956 , difficulty:  802989 , date:  "2015-06-21 04:07:12" },
  { height:  526957 , difficulty:  801589 , date:  "2015-06-21 04:10:50" },
  { height:  526958 , difficulty:  801376 , date:  "2015-06-21 04:11:33" },
  { height:  526959 , difficulty:  799839 , date:  "2015-06-21 04:12:04" },
  { height:  526960 , difficulty:  799519 , date:  "2015-06-21 04:12:55" },
  { height:  526961 , difficulty:  801500 , date:  "2015-06-21 04:13:38" },
  { height:  526962 , difficulty:  801536 , date:  "2015-06-21 04:13:56" },
  { height:  526963 , difficulty:  803998 , date:  "2015-06-21 04:14:47" },
  { height:  526964 , difficulty:  805092 , date:  "2015-06-21 04:15:11" },
  { height:  526965 , difficulty:  804548 , date:  "2015-06-21 04:16:22" },
  { height:  526966 , difficulty:  801702 , date:  "2015-06-21 04:18:38" },
  { height:  526967 , difficulty:  804793 , date:  "2015-06-21 04:21:50" },
  { height:  526968 , difficulty:  803837 , date:  "2015-06-21 04:21:50" },
  { height:  526969 , difficulty:  804305 , date:  "2015-06-21 04:22:04" },
  { height:  526970 , difficulty:  804022 , date:  "2015-06-21 04:24:25" },
  { height:  526971 , difficulty:  803538 , date:  "2015-06-21 04:25:08" },
  { height:  526972 , difficulty:  805470 , date:  "2015-06-21 04:25:09" },
  { height:  526973 , difficulty:  805887 , date:  "2015-06-21 04:25:56" },
  { height:  526974 , difficulty:  805278 , date:  "2015-06-21 04:26:39" },
  { height:  526975 , difficulty:  804926 , date:  "2015-06-21 04:26:57" },
  { height:  526976 , difficulty:  803986 , date:  "2015-06-21 04:27:13" },
  { height:  526977 , difficulty:  808635 , date:  "2015-06-21 04:28:12" },
  { height:  526978 , difficulty:  807176 , date:  "2015-06-21 04:30:51" },
  { height:  526979 , difficulty:  805051 , date:  "2015-06-21 04:31:16" },
  { height:  526980 , difficulty:  803125 , date:  "2015-06-21 04:32:28" },
  { height:  526981 , difficulty:  801049 , date:  "2015-06-21 04:33:09" },
  { height:  526982 , difficulty:  799110 , date:  "2015-06-21 04:33:15" },
  { height:  526983 , difficulty:  798753 , date:  "2015-06-21 04:36:40" },
  { height:  526984 , difficulty:  799115 , date:  "2015-06-21 04:38:21" },
  { height:  526985 , difficulty:  799498 , date:  "2015-06-21 04:39:35" },
  { height:  526986 , difficulty:  801424 , date:  "2015-06-21 04:41:05" },
  { height:  526987 , difficulty:  801422 , date:  "2015-06-21 04:41:05" },
  { height:  526988 , difficulty:  799454 , date:  "2015-06-21 04:42:34" },
  { height:  526989 , difficulty:  798356 , date:  "2015-06-21 04:50:06" },
  { height:  526990 , difficulty:  797684 , date:  "2015-06-21 04:50:09" },
  { height:  526991 , difficulty:  796206 , date:  "2015-06-21 04:50:33" },
  { height:  526992 , difficulty:  799428 , date:  "2015-06-21 04:50:40" },
  { height:  526993 , difficulty:  798067 , date:  "2015-06-21 04:51:03" },
  { height:  526994 , difficulty:  799615 , date:  "2015-06-21 04:51:16" },
  { height:  526995 , difficulty:  804896 , date:  "2015-06-21 04:52:15" },
  { height:  526996 , difficulty:  803818 , date:  "2015-06-21 04:52:19" },
  { height:  526997 , difficulty:  809594 , date:  "2015-06-21 04:52:22" },
  { height:  526998 , difficulty:  809848 , date:  "2015-06-21 04:53:20" },
  { height:  526999 , difficulty:  807946 , date:  "2015-06-21 04:54:29" },
  { height:  527000 , difficulty:  805703 , date:  "2015-06-21 04:55:52" },
  { height:  527001 , difficulty:  804324 , date:  "2015-06-21 04:55:56" },
  { height:  527002 , difficulty:  804200 , date:  "2015-06-21 04:58:15" },
  { height:  527003 , difficulty:  804508 , date:  "2015-06-21 04:58:18" },
  { height:  527004 , difficulty:  805421 , date:  "2015-06-21 05:00:05" },
  { height:  527005 , difficulty:  803855 , date:  "2015-06-21 05:02:06" },
  { height:  527006 , difficulty:  798886 , date:  "2015-06-21 05:02:34" },
  { height:  527007 , difficulty:  798581 , date:  "2015-06-21 05:02:31" },
  { height:  527008 , difficulty:  797671 , date:  "2015-06-21 05:02:39" },
  { height:  527009 , difficulty:  799374 , date:  "2015-06-21 05:03:51" },
  { height:  527010 , difficulty:  798626 , date:  "2015-06-21 05:03:51" },
  { height:  527011 , difficulty:  797513 , date:  "2015-06-21 05:05:18" },
  { height:  527012 , difficulty:  798667 , date:  "2015-06-21 05:05:48" },
  { height:  527013 , difficulty:  798671 , date:  "2015-06-21 05:08:17" },
  { height:  527014 , difficulty:  798223 , date:  "2015-06-21 05:08:56" },
  { height:  527015 , difficulty:  801536 , date:  "2015-06-21 05:11:39" },
  { height:  527016 , difficulty:  807749 , date:  "2015-06-21 05:12:40" },
  { height:  527017 , difficulty:  806227 , date:  "2015-06-21 05:13:00" },
  { height:  527018 , difficulty:  804365 , date:  "2015-06-21 05:14:29" },
  { height:  527019 , difficulty:  803599 , date:  "2015-06-21 05:14:52" },
  { height:  527020 , difficulty:  808882 , date:  "2015-06-21 05:14:58" },
  { height:  527021 , difficulty:  805867 , date:  "2015-06-21 05:15:45" },
  { height:  527022 , difficulty:  807524 , date:  "2015-06-21 05:18:37" },
  { height:  527023 , difficulty:  808748 , date:  "2015-06-21 05:36:09" },
  { height:  527024 , difficulty:  810684 , date:  "2015-06-21 05:37:30" },
  { height:  527025 , difficulty:  810936 , date:  "2015-06-21 05:40:07" },
  { height:  527026 , difficulty:  810478 , date:  "2015-06-21 05:42:24" },
  { height:  527027 , difficulty:  808979 , date:  "2015-06-21 05:43:07" },
  { height:  527028 , difficulty:  810767 , date:  "2015-06-21 05:43:12" },
  { height:  527029 , difficulty:  807582 , date:  "2015-06-21 05:44:52" },
  { height:  527030 , difficulty:  806699 , date:  "2015-06-21 05:45:47" },
  { height:  527031 , difficulty:  806487 , date:  "2015-06-21 05:46:26" },
  { height:  527032 , difficulty:  804696 , date:  "2015-06-21 05:46:31" },
  { height:  527033 , difficulty:  800239 , date:  "2015-06-21 05:46:33" },
  { height:  527034 , difficulty:  800108 , date:  "2015-06-21 05:48:10" },
  { height:  527035 , difficulty:  801536 , date:  "2015-06-21 05:51:36" },
  { height:  527036 , difficulty:  801272 , date:  "2015-06-21 05:52:14" },
  { height:  527037 , difficulty:  801103 , date:  "2015-06-21 05:52:20" },
  { height:  527038 , difficulty:  801104 , date:  "2015-06-21 05:53:02" },
  { height:  527039 , difficulty:  800636 , date:  "2015-06-21 05:53:36" },
  { height:  527040 , difficulty:  800232 , date:  "2015-06-21 05:55:50" },
  { height:  527041 , difficulty:  802848 , date:  "2015-06-21 05:55:59" },
  { height:  527042 , difficulty:  800239 , date:  "2015-06-21 05:56:40" },
  { height:  527043 , difficulty:  796091 , date:  "2015-06-21 05:57:26" },
  { height:  527044 , difficulty:  796703 , date:  "2015-06-21 05:57:39" },
  { height:  527045 , difficulty:  799347 , date:  "2015-06-21 05:58:06" },
  { height:  527046 , difficulty:  797756 , date:  "2015-06-21 05:58:56" },
  { height:  527047 , difficulty:  801421 , date:  "2015-06-21 05:59:35" },
  { height:  527048 , difficulty:  802129 , date:  "2015-06-21 06:00:14" },
  { height:  527049 , difficulty:  802426 , date:  "2015-06-21 06:01:42" },
  { height:  527050 , difficulty:  803313 , date:  "2015-06-21 06:01:44" },
  { height:  527051 , difficulty:  803147 , date:  "2015-06-21 06:02:41" },
  { height:  527052 , difficulty:  803264 , date:  "2015-06-21 06:02:50" },
  { height:  527053 , difficulty:  802218 , date:  "2015-06-21 06:03:17" },
  { height:  527054 , difficulty:  800752 , date:  "2015-06-21 06:05:03" },
  { height:  527055 , difficulty:  801047 , date:  "2015-06-21 06:05:10" },
  { height:  527056 , difficulty:  799861 , date:  "2015-06-21 06:07:17" },
  { height:  527057 , difficulty:  799193 , date:  "2015-06-21 06:08:36" },
  { height:  527058 , difficulty:  800195 , date:  "2015-06-21 06:08:42" },
  { height:  527059 , difficulty:  798186 , date:  "2015-06-21 06:10:42" },
  { height:  527060 , difficulty:  796318 , date:  "2015-06-21 06:11:05" },
  { height:  527061 , difficulty:  794928 , date:  "2015-06-21 06:13:24" },
  { height:  527062 , difficulty:  793870 , date:  "2015-06-21 06:14:30" },
  { height:  527063 , difficulty:  799660 , date:  "2015-06-21 06:14:50" },
  { height:  527064 , difficulty:  797696 , date:  "2015-06-21 06:17:45" },
  { height:  527065 , difficulty:  788045 , date:  "2015-06-21 06:17:51" },
  { height:  527066 , difficulty:  793932 , date:  "2015-06-21 06:19:09" },
  { height:  527067 , difficulty:  793390 , date:  "2015-06-21 06:20:14" },
  { height:  527068 , difficulty:  793353 , date:  "2015-06-21 06:20:42" },
  { height:  527069 , difficulty:  794254 , date:  "2015-06-21 06:22:40" },
  { height:  527070 , difficulty:  795486 , date:  "2015-06-21 06:23:26" },
  { height:  527071 , difficulty:  794246 , date:  "2015-06-21 06:24:04" },
  { height:  527072 , difficulty:  794204 , date:  "2015-06-21 06:24:23" },
  { height:  527073 , difficulty:  795794 , date:  "2015-06-21 06:24:38" },
  { height:  527074 , difficulty:  795213 , date:  "2015-06-21 06:28:58" },
  { height:  527075 , difficulty:  794372 , date:  "2015-06-21 06:29:08" },
  { height:  527076 , difficulty:  793190 , date:  "2015-06-21 06:30:45" },
  { height:  527077 , difficulty:  793826 , date:  "2015-06-21 06:31:56" },
  { height:  527078 , difficulty:  793024 , date:  "2015-06-21 06:32:29" },
  { height:  527079 , difficulty:  793294 , date:  "2015-06-21 06:32:54" },
  { height:  527080 , difficulty:  792091 , date:  "2015-06-21 06:34:04" },
  { height:  527081 , difficulty:  790334 , date:  "2015-06-21 06:34:18" },
  { height:  527082 , difficulty:  789891 , date:  "2015-06-21 06:34:25" },
  { height:  527083 , difficulty:  789955 , date:  "2015-06-21 06:35:55" },
  { height:  527084 , difficulty:  791283 , date:  "2015-06-21 06:36:23" },
  { height:  527085 , difficulty:  789955 , date:  "2015-06-21 06:36:36" },
  { height:  527086 , difficulty:  791735 , date:  "2015-06-21 06:40:45" },
  { height:  527087 , difficulty:  791532 , date:  "2015-06-21 06:41:09" },
  { height:  527088 , difficulty:  791163 , date:  "2015-06-21 06:41:12" },
  { height:  527089 , difficulty:  791343 , date:  "2015-06-21 06:42:29" },
  { height:  527090 , difficulty:  792031 , date:  "2015-06-21 06:45:20" },
  { height:  527091 , difficulty:  788575 , date:  "2015-06-21 06:46:01" },
  { height:  527092 , difficulty:  787358 , date:  "2015-06-21 06:46:37" },
  { height:  527093 , difficulty:  787361 , date:  "2015-06-21 06:46:44" },
  { height:  527094 , difficulty:  785648 , date:  "2015-06-21 06:46:58" },
  { height:  527095 , difficulty:  789323 , date:  "2015-06-21 06:47:19" },
  { height:  527096 , difficulty:  789143 , date:  "2015-06-21 06:49:48" },
  { height:  527097 , difficulty:  790576 , date:  "2015-06-21 06:50:58" },
  { height:  527098 , difficulty:  788608 , date:  "2015-06-21 06:51:39" },
  { height:  527099 , difficulty:  766932 , date:  "2015-06-21 06:51:41" },
  { height:  527100 , difficulty:  765829 , date:  "2015-06-21 06:51:45" },
  { height:  527101 , difficulty:  762700 , date:  "2015-06-21 06:54:31" },
  { height:  527102 , difficulty:  760327 , date:  "2015-06-21 06:56:52" },
  { height:  527103 , difficulty:  761454 , date:  "2015-06-21 06:57:18" },
  { height:  527104 , difficulty:  762112 , date:  "2015-06-21 06:58:37" },
  { height:  527105 , difficulty:  761239 , date:  "2015-06-21 06:59:59" },
  { height:  527106 , difficulty:  760882 , date:  "2015-06-21 07:00:06" },
  { height:  527107 , difficulty:  763023 , date:  "2015-06-21 07:00:09" },
  { height:  527108 , difficulty:  763277 , date:  "2015-06-21 07:00:19" },
  { height:  527109 , difficulty:  767870 , date:  "2015-06-21 07:00:33" },
  { height:  527110 , difficulty:  765864 , date:  "2015-06-21 07:00:49" },
  { height:  527111 , difficulty:  761786 , date:  "2015-06-21 07:01:34" },
  { height:  527112 , difficulty:  761280 , date:  "2015-06-21 07:03:08" },
  { height:  527113 , difficulty:  766455 , date:  "2015-06-21 07:03:17" },
  { height:  527114 , difficulty:  766202 , date:  "2015-06-21 07:03:23" },
  { height:  527115 , difficulty:  766311 , date:  "2015-06-21 07:04:21" },
  { height:  527116 , difficulty:  763676 , date:  "2015-06-21 07:04:26" },
  { height:  527117 , difficulty:  763489 , date:  "2015-06-21 07:05:01" },
  { height:  527118 , difficulty:  763138 , date:  "2015-06-21 07:06:15" },
  { height:  527119 , difficulty:  762499 , date:  "2015-06-21 07:06:41" },
  { height:  527120 , difficulty:  763892 , date:  "2015-06-21 07:10:24" },
  { height:  527121 , difficulty:  765117 , date:  "2015-06-21 07:10:43" },
  { height:  527122 , difficulty:  765443 , date:  "2015-06-21 07:12:11" },
  { height:  527123 , difficulty:  764741 , date:  "2015-06-21 07:13:17" },
  { height:  527124 , difficulty:  765421 , date:  "2015-06-21 07:14:10" },
  { height:  527125 , difficulty:  770002 , date:  "2015-06-21 07:14:18" },
  { height:  527126 , difficulty:  770328 , date:  "2015-06-21 07:16:33" },
  { height:  527127 , difficulty:  769516 , date:  "2015-06-21 07:16:34" },
  { height:  527128 , difficulty:  770877 , date:  "2015-06-21 07:17:22" },
  { height:  527129 , difficulty:  771681 , date:  "2015-06-21 07:17:36" },
  { height:  527130 , difficulty:  770389 , date:  "2015-06-21 07:17:52" },
  { height:  527131 , difficulty:  775371 , date:  "2015-06-21 07:18:07" },
  { height:  527132 , difficulty:  773446 , date:  "2015-06-21 07:18:28" },
  { height:  527133 , difficulty:  774066 , date:  "2015-06-21 07:18:41" },
  { height:  527134 , difficulty:  774422 , date:  "2015-06-21 07:18:56" },
  { height:  527135 , difficulty:  772585 , date:  "2015-06-21 07:20:49" },
  { height:  527136 , difficulty:  772078 , date:  "2015-06-21 07:21:18" },
  { height:  527137 , difficulty:  769534 , date:  "2015-06-21 07:21:42" },
  { height:  527138 , difficulty:  768137 , date:  "2015-06-21 07:27:43" },
  { height:  527139 , difficulty:  769189 , date:  "2015-06-21 07:28:48" },
  { height:  527140 , difficulty:  768918 , date:  "2015-06-21 07:28:59" },
  { height:  527141 , difficulty:  769116 , date:  "2015-06-21 07:30:28" },
  { height:  527142 , difficulty:  769008 , date:  "2015-06-21 07:32:46" },
  { height:  527143 , difficulty:  768067 , date:  "2015-06-21 07:35:41" },
  { height:  527144 , difficulty:  767511 , date:  "2015-06-21 07:35:44" },
  { height:  527145 , difficulty:  767177 , date:  "2015-06-21 07:35:48" },
  { height:  527146 , difficulty:  770803 , date:  "2015-06-21 07:36:05" },
  { height:  527147 , difficulty:  771060 , date:  "2015-06-21 07:37:45" },
  { height:  527148 , difficulty:  772190 , date:  "2015-06-21 07:37:47" },
  { height:  527149 , difficulty:  772608 , date:  "2015-06-21 07:40:22" },
  { height:  527150 , difficulty:  767323 , date:  "2015-06-21 07:41:46" },
  { height:  527151 , difficulty:  768603 , date:  "2015-06-21 07:45:39" },
  { height:  527152 , difficulty:  768523 , date:  "2015-06-21 07:47:17" },
  { height:  527153 , difficulty:  768565 , date:  "2015-06-21 07:47:40" },
  { height:  527154 , difficulty:  768711 , date:  "2015-06-21 07:47:42" },
  { height:  527155 , difficulty:  769485 , date:  "2015-06-21 07:47:46" },
  { height:  527156 , difficulty:  768267 , date:  "2015-06-21 07:47:54" },
  { height:  527157 , difficulty:  770606 , date:  "2015-06-21 07:48:22" },
  { height:  527158 , difficulty:  770768 , date:  "2015-06-21 07:49:39" },
  { height:  527159 , difficulty:  772177 , date:  "2015-06-21 07:49:58" },
  { height:  527160 , difficulty:  773781 , date:  "2015-06-21 07:50:02" },
  { height:  527161 , difficulty:  774049 , date:  "2015-06-21 07:53:12" },
  { height:  527162 , difficulty:  769120 , date:  "2015-06-21 07:53:18" },
  { height:  527163 , difficulty:  771146 , date:  "2015-06-21 07:53:30" },
  { height:  527164 , difficulty:  773100 , date:  "2015-06-21 07:53:52" },
  { height:  527165 , difficulty:  771634 , date:  "2015-06-21 07:54:50" },
  { height:  527166 , difficulty:  769073 , date:  "2015-06-21 07:56:34" },
  { height:  527167 , difficulty:  769790 , date:  "2015-06-21 07:58:03" },
  { height:  527168 , difficulty:  770295 , date:  "2015-06-21 08:00:04" },
  { height:  527169 , difficulty:  770230 , date:  "2015-06-21 08:00:13" },
  { height:  527170 , difficulty:  771200 , date:  "2015-06-21 08:01:12" },
  { height:  527171 , difficulty:  770813 , date:  "2015-06-21 08:01:48" },
  { height:  527172 , difficulty:  768468 , date:  "2015-06-21 08:02:14" },
  { height:  527173 , difficulty:  766988 , date:  "2015-06-21 08:03:15" },
  { height:  527174 , difficulty:  766200 , date:  "2015-06-21 08:03:30" },
  { height:  527175 , difficulty:  767361 , date:  "2015-06-21 08:03:36" },
  { height:  527176 , difficulty:  767848 , date:  "2015-06-21 08:05:19" },
  { height:  527177 , difficulty:  766240 , date:  "2015-06-21 08:06:38" },
  { height:  527178 , difficulty:  765562 , date:  "2015-06-21 08:06:44" },
  { height:  527179 , difficulty:  764909 , date:  "2015-06-21 08:07:47" },
  { height:  527180 , difficulty:  765024 , date:  "2015-06-21 08:09:10" },
  { height:  527181 , difficulty:  763871 , date:  "2015-06-21 08:09:17" },
  { height:  527182 , difficulty:  767565 , date:  "2015-06-21 08:10:05" },
  { height:  527183 , difficulty:  769912 , date:  "2015-06-21 08:10:41" },
  { height:  527184 , difficulty:  773657 , date:  "2015-06-21 08:10:50" },
  { height:  527185 , difficulty:  773822 , date:  "2015-06-21 08:14:22" },
  { height:  527186 , difficulty:  773444 , date:  "2015-06-21 08:14:31" },
  { height:  527187 , difficulty:  772997 , date:  "2015-06-21 08:15:32" },
  { height:  527188 , difficulty:  771068 , date:  "2015-06-21 08:17:43" },
  { height:  527189 , difficulty:  771851 , date:  "2015-06-21 08:18:41" },
  { height:  527190 , difficulty:  773126 , date:  "2015-06-21 08:19:41" },
  { height:  527191 , difficulty:  773147 , date:  "2015-06-21 08:19:53" },
  { height:  527192 , difficulty:  773100 , date:  "2015-06-21 08:20:48" },
  { height:  527193 , difficulty:  773342 , date:  "2015-06-21 08:21:19" },
  { height:  527194 , difficulty:  777846 , date:  "2015-06-21 08:21:31" },
  { height:  527195 , difficulty:  777440 , date:  "2015-06-21 08:22:36" },
  { height:  527196 , difficulty:  773136 , date:  "2015-06-21 08:25:07" },
  { height:  527197 , difficulty:  773215 , date:  "2015-06-21 08:25:31" },
  { height:  527198 , difficulty:  771688 , date:  "2015-06-21 08:27:49" },
  { height:  527199 , difficulty:  770533 , date:  "2015-06-21 08:27:59" },
  { height:  527200 , difficulty:  771539 , date:  "2015-06-21 08:29:03" },
  { height:  527201 , difficulty:  776802 , date:  "2015-06-21 08:30:38" },
  { height:  527202 , difficulty:  776777 , date:  "2015-06-21 08:33:20" },
  { height:  527203 , difficulty:  776918 , date:  "2015-06-21 08:34:26" },
  { height:  527204 , difficulty:  777858 , date:  "2015-06-21 08:35:03" },
  { height:  527205 , difficulty:  777983 , date:  "2015-06-21 08:37:49" },
  { height:  527206 , difficulty:  778128 , date:  "2015-06-21 08:41:53" },
  { height:  527207 , difficulty:  777808 , date:  "2015-06-21 08:42:19" },
  { height:  527208 , difficulty:  777381 , date:  "2015-06-21 08:42:22" },
  { height:  527209 , difficulty:  777021 , date:  "2015-06-21 08:45:36" },
  { height:  527210 , difficulty:  778249 , date:  "2015-06-21 08:46:17" },
  { height:  527211 , difficulty:  775792 , date:  "2015-06-21 08:48:37" },
  { height:  527212 , difficulty:  775738 , date:  "2015-06-21 08:49:16" },
  { height:  527213 , difficulty:  775929 , date:  "2015-06-21 09:03:56" },
  { height:  527214 , difficulty:  768856 , date:  "2015-06-21 09:05:10" },
  { height:  527215 , difficulty:  767936 , date:  "2015-06-21 09:06:22" },
  { height:  527216 , difficulty:  767697 , date:  "2015-06-21 09:07:44" },
  { height:  527217 , difficulty:  767192 , date:  "2015-06-21 09:09:07" },
  { height:  527218 , difficulty:  764817 , date:  "2015-06-21 09:09:23" },
  { height:  527219 , difficulty:  763098 , date:  "2015-06-21 09:11:37" },
  { height:  527220 , difficulty:  764489 , date:  "2015-06-21 09:12:07" },
  { height:  527221 , difficulty:  766194 , date:  "2015-06-21 09:14:34" },
  { height:  527222 , difficulty:  766304 , date:  "2015-06-21 09:15:35" },
  { height:  527223 , difficulty:  765011 , date:  "2015-06-21 09:15:56" },
  { height:  527224 , difficulty:  764922 , date:  "2015-06-21 09:16:35" },
  { height:  527225 , difficulty:  764267 , date:  "2015-06-21 09:16:39" },
  { height:  527226 , difficulty:  764111 , date:  "2015-06-21 09:17:01" },
  { height:  527227 , difficulty:  759987 , date:  "2015-06-21 09:17:17" },
  { height:  527228 , difficulty:  758798 , date:  "2015-06-21 09:19:58" },
  { height:  527229 , difficulty:  758470 , date:  "2015-06-21 09:20:16" },
  { height:  527230 , difficulty:  761693 , date:  "2015-06-21 09:20:24" },
  { height:  527231 , difficulty:  762832 , date:  "2015-06-21 09:20:45" },
  { height:  527232 , difficulty:  762739 , date:  "2015-06-21 09:20:48" },
  { height:  527233 , difficulty:  763842 , date:  "2015-06-21 09:21:18" },
  { height:  527234 , difficulty:  764137 , date:  "2015-06-21 09:21:25" },
  { height:  527235 , difficulty:  763931 , date:  "2015-06-21 09:21:38" },
  { height:  527236 , difficulty:  766067 , date:  "2015-06-21 09:21:43" },
  { height:  527237 , difficulty:  763447 , date:  "2015-06-21 09:22:36" },
  { height:  527238 , difficulty:  764127 , date:  "2015-06-21 09:24:21" },
  { height:  527239 , difficulty:  764145 , date:  "2015-06-21 09:25:06" },
  { height:  527240 , difficulty:  763679 , date:  "2015-06-21 09:25:46" },
  { height:  527241 , difficulty:  763089 , date:  "2015-06-21 09:25:52" },
  { height:  527242 , difficulty:  763346 , date:  "2015-06-21 09:26:25" },
  { height:  527243 , difficulty:  763707 , date:  "2015-06-21 09:30:44" },
  { height:  527244 , difficulty:  766127 , date:  "2015-06-21 09:31:11" },
  { height:  527245 , difficulty:  766676 , date:  "2015-06-21 09:31:24" },
  { height:  527246 , difficulty:  766085 , date:  "2015-06-21 09:31:39" },
  { height:  527247 , difficulty:  765472 , date:  "2015-06-21 09:33:57" },
  { height:  527248 , difficulty:  765710 , date:  "2015-06-21 09:34:04" },
  { height:  527249 , difficulty:  764681 , date:  "2015-06-21 09:35:22" },
  { height:  527250 , difficulty:  764383 , date:  "2015-06-21 09:35:51" },
  { height:  527251 , difficulty:  770461 , date:  "2015-06-21 09:36:21" },
  { height:  527252 , difficulty:  768453 , date:  "2015-06-21 09:37:40" },
  { height:  527253 , difficulty:  766878 , date:  "2015-06-21 09:37:55" },
  { height:  527254 , difficulty:  767951 , date:  "2015-06-21 09:39:02" },
  { height:  527255 , difficulty:  768243 , date:  "2015-06-21 09:41:17" },
  { height:  527256 , difficulty:  767019 , date:  "2015-06-21 09:41:53" },
  { height:  527257 , difficulty:  770979 , date:  "2015-06-21 09:42:00" },
  { height:  527258 , difficulty:  770244 , date:  "2015-06-21 09:42:53" },
  { height:  527259 , difficulty:  771129 , date:  "2015-06-21 09:44:03" },
  { height:  527260 , difficulty:  771546 , date:  "2015-06-21 09:44:15" },
  { height:  527261 , difficulty:  767997 , date:  "2015-06-21 09:45:14" },
  { height:  527262 , difficulty:  768199 , date:  "2015-06-21 09:46:17" },
  { height:  527263 , difficulty:  768380 , date:  "2015-06-21 09:46:23" },
  { height:  527264 , difficulty:  765684 , date:  "2015-06-21 09:46:27" },
  { height:  527265 , difficulty:  772274 , date:  "2015-06-21 09:46:28" },
  { height:  527266 , difficulty:  770961 , date:  "2015-06-21 09:47:54" },
  { height:  527267 , difficulty:  771476 , date:  "2015-06-21 09:48:18" },
  { height:  527268 , difficulty:  770290 , date:  "2015-06-21 09:48:30" },
  { height:  527269 , difficulty:  770120 , date:  "2015-06-21 09:50:12" },
  { height:  527270 , difficulty:  770235 , date:  "2015-06-21 09:50:21" },
  { height:  527271 , difficulty:  771280 , date:  "2015-06-21 09:50:46" },
  { height:  527272 , difficulty:  768491 , date:  "2015-06-21 09:51:18" },
  { height:  527273 , difficulty:  768528 , date:  "2015-06-21 09:51:48" },
  { height:  527274 , difficulty:  767348 , date:  "2015-06-21 09:51:53" },
  { height:  527275 , difficulty:  768179 , date:  "2015-06-21 09:52:32" },
  { height:  527276 , difficulty:  768440 , date:  "2015-06-21 09:52:43" },
  { height:  527277 , difficulty:  766464 , date:  "2015-06-21 09:53:46" },
  { height:  527278 , difficulty:  763198 , date:  "2015-06-21 09:56:12" },
  { height:  527279 , difficulty:  762002 , date:  "2015-06-21 09:57:10" },
  { height:  527280 , difficulty:  764120 , date:  "2015-06-21 09:57:27" },
  { height:  527281 , difficulty:  761441 , date:  "2015-06-21 09:58:17" },
  { height:  527282 , difficulty:  758418 , date:  "2015-06-21 09:58:44" },
  { height:  527283 , difficulty:  757898 , date:  "2015-06-21 09:58:57" },
  { height:  527284 , difficulty:  759186 , date:  "2015-06-21 09:59:20" },
  { height:  527285 , difficulty:  756037 , date:  "2015-06-21 09:59:29" },
  { height:  527286 , difficulty:  758969 , date:  "2015-06-21 10:00:54" },
  { height:  527287 , difficulty:  756198 , date:  "2015-06-21 10:05:40" },
  { height:  527288 , difficulty:  759105 , date:  "2015-06-21 10:06:15" },
  { height:  527289 , difficulty:  741840 , date:  "2015-06-21 10:08:00" },
  { height:  527290 , difficulty:  740944 , date:  "2015-06-21 10:08:21" },
  { height:  527291 , difficulty:  740258 , date:  "2015-06-21 10:08:30" },
  { height:  527292 , difficulty:  739169 , date:  "2015-06-21 10:09:59" },
  { height:  527293 , difficulty:  737723 , date:  "2015-06-21 10:10:41" },
  { height:  527294 , difficulty:  740358 , date:  "2015-06-21 10:13:13" },
  { height:  527295 , difficulty:  738386 , date:  "2015-06-21 10:14:03" },
  { height:  527296 , difficulty:  737741 , date:  "2015-06-21 10:14:33" },
  { height:  527297 , difficulty:  736171 , date:  "2015-06-21 10:15:27" },
  { height:  527298 , difficulty:  735041 , date:  "2015-06-21 10:15:32" },
  { height:  527299 , difficulty:  737834 , date:  "2015-06-21 10:16:14" },
  { height:  527300 , difficulty:  737571 , date:  "2015-06-21 10:16:34" },
  { height:  527301 , difficulty:  740579 , date:  "2015-06-21 10:17:17" },
  { height:  527302 , difficulty:  742475 , date:  "2015-06-21 10:18:09" },
  { height:  527303 , difficulty:  742604 , date:  "2015-06-21 10:19:50" },
  { height:  527304 , difficulty:  743099 , date:  "2015-06-21 10:23:03" },
  { height:  527305 , difficulty:  744871 , date:  "2015-06-21 10:24:19" },
  { height:  527306 , difficulty:  744715 , date:  "2015-06-21 10:25:10" },
  { height:  527307 , difficulty:  744349 , date:  "2015-06-21 10:26:19" },
  { height:  527308 , difficulty:  748684 , date:  "2015-06-21 10:26:28" },
  { height:  527309 , difficulty:  748530 , date:  "2015-06-21 10:28:56" },
  { height:  527310 , difficulty:  748969 , date:  "2015-06-21 10:30:27" },
  { height:  527311 , difficulty:  748637 , date:  "2015-06-21 10:31:05" },
  { height:  527312 , difficulty:  750675 , date:  "2015-06-21 10:33:27" },
  { height:  527313 , difficulty:  749952 , date:  "2015-06-21 10:37:44" },
  { height:  527314 , difficulty:  750552 , date:  "2015-06-21 10:38:29" },
  { height:  527315 , difficulty:  749928 , date:  "2015-06-21 10:39:05" },
  { height:  527316 , difficulty:  750149 , date:  "2015-06-21 10:40:10" },
  { height:  527317 , difficulty:  750173 , date:  "2015-06-21 10:40:53" },
  { height:  527318 , difficulty:  752002 , date:  "2015-06-21 10:41:45" },
  { height:  527319 , difficulty:  747379 , date:  "2015-06-21 10:43:21" },
  { height:  527320 , difficulty:  746812 , date:  "2015-06-21 10:44:16" },
  { height:  527321 , difficulty:  747245 , date:  "2015-06-21 10:44:45" },
  { height:  527322 , difficulty:  747874 , date:  "2015-06-21 10:45:12" },
  { height:  527323 , difficulty:  748386 , date:  "2015-06-21 10:46:29" },
  { height:  527324 , difficulty:  749290 , date:  "2015-06-21 10:46:36" },
  { height:  527325 , difficulty:  748200 , date:  "2015-06-21 10:46:49" },
  { height:  527326 , difficulty:  748172 , date:  "2015-06-21 10:47:12" },
  { height:  527327 , difficulty:  747572 , date:  "2015-06-21 10:50:43" },
  { height:  527328 , difficulty:  746299 , date:  "2015-06-21 10:50:44" },
  { height:  527329 , difficulty:  746884 , date:  "2015-06-21 10:50:46" },
  { height:  527330 , difficulty:  746589 , date:  "2015-06-21 10:54:51" },
  { height:  527331 , difficulty:  744384 , date:  "2015-06-21 10:55:12" },
  { height:  527332 , difficulty:  743833 , date:  "2015-06-21 10:56:29" },
  { height:  527333 , difficulty:  744439 , date:  "2015-06-21 10:56:52" },
  { height:  527334 , difficulty:  744033 , date:  "2015-06-21 10:56:56" },
  { height:  527335 , difficulty:  744293 , date:  "2015-06-21 10:57:11" },
  { height:  527336 , difficulty:  745256 , date:  "2015-06-21 10:59:14" },
  { height:  527337 , difficulty:  750939 , date:  "2015-06-21 10:59:36" },
  { height:  527338 , difficulty:  749789 , date:  "2015-06-21 11:00:09" },
  { height:  527339 , difficulty:  750103 , date:  "2015-06-21 11:00:28" },
  { height:  527340 , difficulty:  751718 , date:  "2015-06-21 11:00:48" },
  { height:  527341 , difficulty:  751869 , date:  "2015-06-21 11:00:54" },
  { height:  527342 , difficulty:  750548 , date:  "2015-06-21 11:01:24" },
  { height:  527343 , difficulty:  750020 , date:  "2015-06-21 11:03:03" },
  { height:  527344 , difficulty:  749966 , date:  "2015-06-21 11:04:23" },
  { height:  527345 , difficulty:  747996 , date:  "2015-06-21 11:04:42" },
  { height:  527346 , difficulty:  747939 , date:  "2015-06-21 11:05:38" },
  { height:  527347 , difficulty:  749999 , date:  "2015-06-21 11:05:49" },
  { height:  527348 , difficulty:  751310 , date:  "2015-06-21 11:07:10" },
  { height:  527349 , difficulty:  752627 , date:  "2015-06-21 11:09:16" },
  { height:  527350 , difficulty:  755572 , date:  "2015-06-21 11:10:22" },
  { height:  527351 , difficulty:  758018 , date:  "2015-06-21 11:13:23" },
  { height:  527352 , difficulty:  757764 , date:  "2015-06-21 11:14:13" },
  { height:  527353 , difficulty:  760551 , date:  "2015-06-21 11:14:20" },
  { height:  527354 , difficulty:  759940 , date:  "2015-06-21 11:15:32" },
  { height:  527355 , difficulty:  760280 , date:  "2015-06-21 11:16:22" },
  { height:  527356 , difficulty:  759916 , date:  "2015-06-21 11:16:35" },
  { height:  527357 , difficulty:  761626 , date:  "2015-06-21 11:16:52" },
  { height:  527358 , difficulty:  761415 , date:  "2015-06-21 11:20:13" },
  { height:  527359 , difficulty:  761081 , date:  "2015-06-21 11:21:08" },
  { height:  527360 , difficulty:  761036 , date:  "2015-06-21 11:25:18" },
  { height:  527361 , difficulty:  763567 , date:  "2015-06-21 11:25:24" },
  { height:  527362 , difficulty:  762975 , date:  "2015-06-21 11:25:51" },
  { height:  527363 , difficulty:  757796 , date:  "2015-06-21 11:25:59" },
  { height:  527364 , difficulty:  757116 , date:  "2015-06-21 11:27:09" },
  { height:  527365 , difficulty:  755599 , date:  "2015-06-21 11:27:37" },
  { height:  527366 , difficulty:  756298 , date:  "2015-06-21 11:28:37" },
  { height:  527367 , difficulty:  756139 , date:  "2015-06-21 11:29:42" },
  { height:  527368 , difficulty:  754548 , date:  "2015-06-21 11:29:48" },
  { height:  527369 , difficulty:  760942 , date:  "2015-06-21 11:30:03" },
  { height:  527370 , difficulty:  757771 , date:  "2015-06-21 11:30:35" },
  { height:  527371 , difficulty:  760495 , date:  "2015-06-21 11:31:22" },
  { height:  527372 , difficulty:  760817 , date:  "2015-06-21 11:34:40" },
  { height:  527373 , difficulty:  759949 , date:  "2015-06-21 11:35:17" },
  { height:  527374 , difficulty:  761754 , date:  "2015-06-21 11:37:18" },
  { height:  527375 , difficulty:  760909 , date:  "2015-06-21 11:40:35" },
  { height:  527376 , difficulty:  761557 , date:  "2015-06-21 11:41:21" },
  { height:  527377 , difficulty:  761234 , date:  "2015-06-21 11:42:40" },
  { height:  527378 , difficulty:  764284 , date:  "2015-06-21 11:45:07" },
  { height:  527379 , difficulty:  766383 , date:  "2015-06-21 11:45:37" },
  { height:  527380 , difficulty:  762803 , date:  "2015-06-21 11:45:38" },
  { height:  527381 , difficulty:  761428 , date:  "2015-06-21 11:49:06" },
  { height:  527382 , difficulty:  760646 , date:  "2015-06-21 11:49:16" },
  { height:  527383 , difficulty:  760438 , date:  "2015-06-21 11:49:32" },
  { height:  527384 , difficulty:  760282 , date:  "2015-06-21 11:50:54" },
  { height:  527385 , difficulty:  760064 , date:  "2015-06-21 11:52:52" },
  { height:  527386 , difficulty:  759132 , date:  "2015-06-21 11:54:52" },
  { height:  527387 , difficulty:  763753 , date:  "2015-06-21 11:55:24" },
  { height:  527388 , difficulty:  760847 , date:  "2015-06-21 11:56:23" },
  { height:  527389 , difficulty:  758042 , date:  "2015-06-21 11:58:33" },
  { height:  527390 , difficulty:  757266 , date:  "2015-06-21 11:58:50" },
  { height:  527391 , difficulty:  757544 , date:  "2015-06-21 11:59:52" },
  { height:  527392 , difficulty:  757961 , date:  "2015-06-21 11:59:58" },
  { height:  527393 , difficulty:  757197 , date:  "2015-06-21 12:00:00" },
  { height:  527394 , difficulty:  757394 , date:  "2015-06-21 12:03:14" },
  { height:  527395 , difficulty:  757320 , date:  "2015-06-21 12:04:57" },
  { height:  527396 , difficulty:  756860 , date:  "2015-06-21 12:05:18" },
  { height:  527397 , difficulty:  758087 , date:  "2015-06-21 12:05:40" },
  { height:  527398 , difficulty:  757608 , date:  "2015-06-21 12:06:04" },
  { height:  527399 , difficulty:  756608 , date:  "2015-06-21 12:06:11" },
  { height:  527400 , difficulty:  756808 , date:  "2015-06-21 12:07:17" },
  { height:  527401 , difficulty:  756943 , date:  "2015-06-21 12:08:21" },
  { height:  527402 , difficulty:  758298 , date:  "2015-06-21 12:09:32" },
  { height:  527403 , difficulty:  756416 , date:  "2015-06-21 12:11:04" },
  { height:  527404 , difficulty:  756744 , date:  "2015-06-21 12:12:22" },
  { height:  527405 , difficulty:  758394 , date:  "2015-06-21 12:14:24" },
  { height:  527406 , difficulty:  753858 , date:  "2015-06-21 12:17:27" },
  { height:  527407 , difficulty:  754947 , date:  "2015-06-21 12:18:29" },
  { height:  527408 , difficulty:  754561 , date:  "2015-06-21 12:21:00" },
  { height:  527409 , difficulty:  754279 , date:  "2015-06-21 12:21:30" },
  { height:  527410 , difficulty:  754662 , date:  "2015-06-21 12:23:24" },
  { height:  527411 , difficulty:  755959 , date:  "2015-06-21 12:23:50" },
  { height:  527412 , difficulty:  753757 , date:  "2015-06-21 12:24:34" },
  { height:  527413 , difficulty:  753553 , date:  "2015-06-21 12:26:20" },
  { height:  527414 , difficulty:  754011 , date:  "2015-06-21 12:26:26" },
  { height:  527415 , difficulty:  754448 , date:  "2015-06-21 12:27:56" },
  { height:  527416 , difficulty:  754750 , date:  "2015-06-21 12:32:42" },
  { height:  527417 , difficulty:  754687 , date:  "2015-06-21 12:32:48" },
  { height:  527418 , difficulty:  759220 , date:  "2015-06-21 12:33:27" },
  { height:  527419 , difficulty:  757192 , date:  "2015-06-21 12:34:09" },
  { height:  527420 , difficulty:  758776 , date:  "2015-06-21 12:35:19" },
  { height:  527421 , difficulty:  759298 , date:  "2015-06-21 12:35:33" },
  { height:  527422 , difficulty:  761916 , date:  "2015-06-21 12:36:45" },
  { height:  527423 , difficulty:  761685 , date:  "2015-06-21 12:37:19" },
  { height:  527424 , difficulty:  760570 , date:  "2015-06-21 12:38:46" },
  { height:  527425 , difficulty:  760819 , date:  "2015-06-21 12:42:28" },
  { height:  527426 , difficulty:  759579 , date:  "2015-06-21 12:45:12" },
  { height:  527427 , difficulty:  757648 , date:  "2015-06-21 12:46:10" },
  { height:  527428 , difficulty:  756703 , date:  "2015-06-21 12:46:44" },
  { height:  527429 , difficulty:  757230 , date:  "2015-06-21 12:47:10" },
  { height:  527430 , difficulty:  759128 , date:  "2015-06-21 12:48:05" },
  { height:  527431 , difficulty:  758059 , date:  "2015-06-21 12:49:03" },
  { height:  527432 , difficulty:  758175 , date:  "2015-06-21 12:49:07" },
  { height:  527433 , difficulty:  757908 , date:  "2015-06-21 12:49:47" },
  { height:  527434 , difficulty:  754245 , date:  "2015-06-21 12:49:59" },
  { height:  527435 , difficulty:  753206 , date:  "2015-06-21 12:50:14" },
  { height:  527436 , difficulty:  748364 , date:  "2015-06-21 12:52:17" },
  { height:  527437 , difficulty:  749320 , date:  "2015-06-21 12:54:59" },
  { height:  527438 , difficulty:  748936 , date:  "2015-06-21 12:56:54" },
  { height:  527439 , difficulty:  748739 , date:  "2015-06-21 12:57:55" },
  { height:  527440 , difficulty:  748780 , date:  "2015-06-21 12:57:57" },
  { height:  527441 , difficulty:  749799 , date:  "2015-06-21 12:58:51" },
  { height:  527442 , difficulty:  748658 , date:  "2015-06-21 12:58:54" },
  { height:  527443 , difficulty:  748774 , date:  "2015-06-21 13:00:03" },
  { height:  527444 , difficulty:  752903 , date:  "2015-06-21 13:00:10" },
  { height:  527445 , difficulty:  752557 , date:  "2015-06-21 13:00:45" },
  { height:  527446 , difficulty:  751923 , date:  "2015-06-21 13:01:15" },
  { height:  527447 , difficulty:  751441 , date:  "2015-06-21 13:01:27" },
  { height:  527448 , difficulty:  748379 , date:  "2015-06-21 13:02:02" },
  { height:  527449 , difficulty:  748480 , date:  "2015-06-21 13:04:46" },
  { height:  527450 , difficulty:  746316 , date:  "2015-06-21 13:06:34" },
  { height:  527451 , difficulty:  743848 , date:  "2015-06-21 13:06:39" },
  { height:  527452 , difficulty:  742927 , date:  "2015-06-21 13:11:44" },
  { height:  527453 , difficulty:  744015 , date:  "2015-06-21 13:11:45" },
  { height:  527454 , difficulty:  741318 , date:  "2015-06-21 13:12:36" },
  { height:  527455 , difficulty:  742652 , date:  "2015-06-21 13:12:43" },
  { height:  527456 , difficulty:  743514 , date:  "2015-06-21 13:12:56" },
  { height:  527457 , difficulty:  740147 , date:  "2015-06-21 13:13:04" },
  { height:  527458 , difficulty:  740112 , date:  "2015-06-21 13:13:28" },
  { height:  527459 , difficulty:  740253 , date:  "2015-06-21 13:13:52" },
  { height:  527460 , difficulty:  739087 , date:  "2015-06-21 13:14:00" },
  { height:  527461 , difficulty:  737051 , date:  "2015-06-21 13:18:28" },
  { height:  527462 , difficulty:  734775 , date:  "2015-06-21 13:19:36" },
  { height:  527463 , difficulty:  736876 , date:  "2015-06-21 13:19:47" },
  { height:  527464 , difficulty:  736405 , date:  "2015-06-21 13:20:20" },
  { height:  527465 , difficulty:  735528 , date:  "2015-06-21 13:20:47" },
  { height:  527466 , difficulty:  735866 , date:  "2015-06-21 13:20:51" },
  { height:  527467 , difficulty:  735917 , date:  "2015-06-21 13:21:37" },
  { height:  527468 , difficulty:  739777 , date:  "2015-06-21 13:21:56" },
  { height:  527469 , difficulty:  739733 , date:  "2015-06-21 13:22:18" },
  { height:  527470 , difficulty:  736827 , date:  "2015-06-21 13:23:56" },
  { height:  527471 , difficulty:  735447 , date:  "2015-06-21 13:25:15" },
  { height:  527472 , difficulty:  737587 , date:  "2015-06-21 13:25:28" },
  { height:  527473 , difficulty:  737661 , date:  "2015-06-21 13:25:48" },
  { height:  527474 , difficulty:  737926 , date:  "2015-06-21 13:26:28" },
  { height:  527475 , difficulty:  740982 , date:  "2015-06-21 13:26:49" },
  { height:  527476 , difficulty:  739684 , date:  "2015-06-21 13:26:54" },
  { height:  527477 , difficulty:  739379 , date:  "2015-06-21 13:27:22" },
  { height:  527478 , difficulty:  739782 , date:  "2015-06-21 13:27:28" },
  { height:  527479 , difficulty:  738663 , date:  "2015-06-21 13:28:14" },
  { height:  527480 , difficulty:  738872 , date:  "2015-06-21 13:29:44" },
  { height:  527481 , difficulty:  738533 , date:  "2015-06-21 13:30:14" },
  { height:  527482 , difficulty:  736170 , date:  "2015-06-21 13:33:17" },
  { height:  527483 , difficulty:  735097 , date:  "2015-06-21 13:33:24" },
  { height:  527484 , difficulty:  734316 , date:  "2015-06-21 13:37:29" },
  { height:  527485 , difficulty:  735113 , date:  "2015-06-21 13:37:36" },
  { height:  527486 , difficulty:  733215 , date:  "2015-06-21 13:37:44" },
  { height:  527487 , difficulty:  733355 , date:  "2015-06-21 13:37:59" },
  { height:  527488 , difficulty:  732898 , date:  "2015-06-21 13:38:51" },
  { height:  527489 , difficulty:  731350 , date:  "2015-06-21 13:39:39" },
  { height:  527490 , difficulty:  731755 , date:  "2015-06-21 13:39:41" },
  { height:  527491 , difficulty:  732891 , date:  "2015-06-21 13:40:57" },
  { height:  527492 , difficulty:  728132 , date:  "2015-06-21 13:43:07" },
  { height:  527493 , difficulty:  728232 , date:  "2015-06-21 13:43:18" },
  { height:  527494 , difficulty:  729113 , date:  "2015-06-21 13:43:39" },
  { height:  527495 , difficulty:  728961 , date:  "2015-06-21 13:44:06" },
  { height:  527496 , difficulty:  728343 , date:  "2015-06-21 13:44:40" },
  { height:  527497 , difficulty:  730863 , date:  "2015-06-21 13:44:47" },
  { height:  527498 , difficulty:  730291 , date:  "2015-06-21 13:45:06" },
  { height:  527499 , difficulty:  730249 , date:  "2015-06-21 13:45:08" },
  { height:  527500 , difficulty:  728800 , date:  "2015-06-21 13:45:55" },
  { height:  527501 , difficulty:  724702 , date:  "2015-06-21 13:46:33" },
  { height:  527502 , difficulty:  722711 , date:  "2015-06-21 13:46:41" },
  { height:  527503 , difficulty:  723788 , date:  "2015-06-21 13:47:37" },
  { height:  527504 , difficulty:  723499 , date:  "2015-06-21 13:48:23" },
  { height:  527505 , difficulty:  723567 , date:  "2015-06-21 13:49:30" },
  { height:  527506 , difficulty:  725709 , date:  "2015-06-21 13:49:31" },
  { height:  527507 , difficulty:  724674 , date:  "2015-06-21 13:50:03" },
  { height:  527508 , difficulty:  724841 , date:  "2015-06-21 13:50:14" },
  { height:  527509 , difficulty:  724723 , date:  "2015-06-21 13:51:09" },
  { height:  527510 , difficulty:  726029 , date:  "2015-06-21 13:51:11" },
  { height:  527511 , difficulty:  726035 , date:  "2015-06-21 13:53:13" },
  { height:  527512 , difficulty:  724075 , date:  "2015-06-21 13:53:35" },
  { height:  527513 , difficulty:  721961 , date:  "2015-06-21 13:53:40" },
  { height:  527514 , difficulty:  719949 , date:  "2015-06-21 13:54:01" },
  { height:  527515 , difficulty:  721295 , date:  "2015-06-21 13:55:00" },
  { height:  527516 , difficulty:  721660 , date:  "2015-06-21 13:58:42" },
  { height:  527517 , difficulty:  720894 , date:  "2015-06-21 13:58:48" },
  { height:  527518 , difficulty:  721427 , date:  "2015-06-21 13:59:42" },
  { height:  527519 , difficulty:  720529 , date:  "2015-06-21 14:00:02" },
  { height:  527520 , difficulty:  721595 , date:  "2015-06-21 14:00:13" },
  { height:  527521 , difficulty:  721786 , date:  "2015-06-21 14:01:18" },
  { height:  527522 , difficulty:  722104 , date:  "2015-06-21 14:02:02" },
  { height:  527523 , difficulty:  723311 , date:  "2015-06-21 14:04:12" },
  { height:  527524 , difficulty:  723093 , date:  "2015-06-21 14:04:30" },
  { height:  527525 , difficulty:  723477 , date:  "2015-06-21 14:04:47" },
  { height:  527526 , difficulty:  724813 , date:  "2015-06-21 14:04:56" },
  { height:  527527 , difficulty:  728311 , date:  "2015-06-21 14:05:14" },
  { height:  527528 , difficulty:  722635 , date:  "2015-06-21 14:06:03" },
  { height:  527529 , difficulty:  724454 , date:  "2015-06-21 14:06:26" },
  { height:  527530 , difficulty:  723493 , date:  "2015-06-21 14:06:50" },
  { height:  527531 , difficulty:  726583 , date:  "2015-06-21 14:07:15" },
  { height:  527532 , difficulty:  727549 , date:  "2015-06-21 14:07:34" },
  { height:  527533 , difficulty:  727710 , date:  "2015-06-21 14:08:02" },
  { height:  527534 , difficulty:  727983 , date:  "2015-06-21 14:08:20" },
  { height:  527535 , difficulty:  733850 , date:  "2015-06-21 14:11:35" },
  { height:  527536 , difficulty:  734732 , date:  "2015-06-21 14:11:39" },
  { height:  527537 , difficulty:  730755 , date:  "2015-06-21 14:13:11" },
  { height:  527538 , difficulty:  729879 , date:  "2015-06-21 14:16:01" },
  { height:  527539 , difficulty:  729715 , date:  "2015-06-21 14:16:13" },
  { height:  527540 , difficulty:  730790 , date:  "2015-06-21 14:16:16" },
  { height:  527541 , difficulty:  732024 , date:  "2015-06-21 14:16:40" },
  { height:  527542 , difficulty:  731952 , date:  "2015-06-21 14:17:07" },
  { height:  527543 , difficulty:  731222 , date:  "2015-06-21 14:18:51" },
  { height:  527544 , difficulty:  731022 , date:  "2015-06-21 14:19:49" },
  { height:  527545 , difficulty:  732529 , date:  "2015-06-21 14:20:45" },
  { height:  527546 , difficulty:  730841 , date:  "2015-06-21 14:23:08" },
  { height:  527547 , difficulty:  729770 , date:  "2015-06-21 14:23:32" },
  { height:  527548 , difficulty:  730216 , date:  "2015-06-21 14:23:38" },
  { height:  527549 , difficulty:  730490 , date:  "2015-06-21 14:26:07" },
  { height:  527550 , difficulty:  729808 , date:  "2015-06-21 14:27:30" },
  { height:  527551 , difficulty:  729423 , date:  "2015-06-21 14:27:45" },
  { height:  527552 , difficulty:  729381 , date:  "2015-06-21 14:28:35" },
  { height:  527553 , difficulty:  729698 , date:  "2015-06-21 14:30:55" },
  { height:  527554 , difficulty:  729846 , date:  "2015-06-21 14:31:07" },
  { height:  527555 , difficulty:  729610 , date:  "2015-06-21 14:31:10" },
  { height:  527556 , difficulty:  728918 , date:  "2015-06-21 14:31:28" },
  { height:  527557 , difficulty:  730060 , date:  "2015-06-21 14:31:48" },
  { height:  527558 , difficulty:  728178 , date:  "2015-06-21 14:31:50" },
  { height:  527559 , difficulty:  728491 , date:  "2015-06-21 14:31:55" },
  { height:  527560 , difficulty:  723855 , date:  "2015-06-21 14:32:37" },
  { height:  527561 , difficulty:  724058 , date:  "2015-06-21 14:32:46" },
  { height:  527562 , difficulty:  723861 , date:  "2015-06-21 14:33:18" },
  { height:  527563 , difficulty:  723795 , date:  "2015-06-21 14:33:43" },
  { height:  527564 , difficulty:  723069 , date:  "2015-06-21 14:34:23" },
  { height:  527565 , difficulty:  724470 , date:  "2015-06-21 14:35:02" },
  { height:  527566 , difficulty:  725500 , date:  "2015-06-21 14:36:38" },
  { height:  527567 , difficulty:  724678 , date:  "2015-06-21 14:36:44" },
  { height:  527568 , difficulty:  722326 , date:  "2015-06-21 14:37:25" },
  { height:  527569 , difficulty:  722140 , date:  "2015-06-21 14:38:31" },
  { height:  527570 , difficulty:  721940 , date:  "2015-06-21 14:41:42" },
  { height:  527571 , difficulty:  721433 , date:  "2015-06-21 14:42:27" },
  { height:  527572 , difficulty:  720869 , date:  "2015-06-21 14:43:41" },
  { height:  527573 , difficulty:  722153 , date:  "2015-06-21 14:45:11" },
  { height:  527574 , difficulty:  722557 , date:  "2015-06-21 14:46:19" },
  { height:  527575 , difficulty:  723640 , date:  "2015-06-21 14:46:23" },
  { height:  527576 , difficulty:  722741 , date:  "2015-06-21 14:46:29" },
  { height:  527577 , difficulty:  723075 , date:  "2015-06-21 14:47:31" },
  { height:  527578 , difficulty:  724768 , date:  "2015-06-21 14:48:08" },
  { height:  527579 , difficulty:  726418 , date:  "2015-06-21 14:48:18" },
  { height:  527580 , difficulty:  727364 , date:  "2015-06-21 14:48:22" },
  { height:  527581 , difficulty:  728331 , date:  "2015-06-21 14:48:32" },
  { height:  527582 , difficulty:  731967 , date:  "2015-06-21 14:49:23" },
  { height:  527583 , difficulty:  731613 , date:  "2015-06-21 14:50:00" },
  { height:  527584 , difficulty:  731317 , date:  "2015-06-21 14:51:57" },
  { height:  527585 , difficulty:  730309 , date:  "2015-06-21 14:51:58" },
  { height:  527586 , difficulty:  731041 , date:  "2015-06-21 14:52:15" },
  { height:  527587 , difficulty:  730554 , date:  "2015-06-21 14:53:16" },
  { height:  527588 , difficulty:  730929 , date:  "2015-06-21 14:54:14" },
  { height:  527589 , difficulty:  731632 , date:  "2015-06-21 14:55:13" },
  { height:  527590 , difficulty:  732602 , date:  "2015-06-21 14:55:38" },
  { height:  527591 , difficulty:  732703 , date:  "2015-06-21 14:56:30" },
  { height:  527592 , difficulty:  729495 , date:  "2015-06-21 14:58:30" },
  { height:  527593 , difficulty:  729706 , date:  "2015-06-21 14:58:41" },
  { height:  527594 , difficulty:  729204 , date:  "2015-06-21 14:58:52" },
  { height:  527595 , difficulty:  730184 , date:  "2015-06-21 15:00:09" },
  { height:  527596 , difficulty:  730417 , date:  "2015-06-21 15:00:47" },
  { height:  527597 , difficulty:  729126 , date:  "2015-06-21 15:01:07" },
  { height:  527598 , difficulty:  729745 , date:  "2015-06-21 15:01:21" },
  { height:  527599 , difficulty:  730734 , date:  "2015-06-21 15:01:42" },
  { height:  527600 , difficulty:  731394 , date:  "2015-06-21 15:03:33" },
  { height:  527601 , difficulty:  731596 , date:  "2015-06-21 15:04:25" },
  { height:  527602 , difficulty:  731707 , date:  "2015-06-21 15:05:19" },
  { height:  527603 , difficulty:  734614 , date:  "2015-06-21 15:06:33" },
  { height:  527604 , difficulty:  734923 , date:  "2015-06-21 15:07:38" },
  { height:  527605 , difficulty:  738858 , date:  "2015-06-21 15:10:15" },
  { height:  527606 , difficulty:  738601 , date:  "2015-06-21 15:11:21" },
  { height:  527607 , difficulty:  738828 , date:  "2015-06-21 15:12:09" },
  { height:  527608 , difficulty:  738368 , date:  "2015-06-21 15:14:40" },
  { height:  527609 , difficulty:  738560 , date:  "2015-06-21 15:16:42" },
  { height:  527610 , difficulty:  739148 , date:  "2015-06-21 15:17:08" },
  { height:  527611 , difficulty:  736337 , date:  "2015-06-21 15:18:51" },
  { height:  527612 , difficulty:  736190 , date:  "2015-06-21 15:19:24" },
  { height:  527613 , difficulty:  734977 , date:  "2015-06-21 15:22:35" },
  { height:  527614 , difficulty:  732027 , date:  "2015-06-21 15:22:56" },
  { height:  527615 , difficulty:  731847 , date:  "2015-06-21 15:22:58" },
  { height:  527616 , difficulty:  732996 , date:  "2015-06-21 15:25:37" },
  { height:  527617 , difficulty:  734091 , date:  "2015-06-21 15:25:40" },
  { height:  527618 , difficulty:  734756 , date:  "2015-06-21 15:27:02" },
  { height:  527619 , difficulty:  732760 , date:  "2015-06-21 15:27:48" },
  { height:  527620 , difficulty:  734928 , date:  "2015-06-21 15:29:00" },
  { height:  527621 , difficulty:  733874 , date:  "2015-06-21 15:29:20" },
  { height:  527622 , difficulty:  732518 , date:  "2015-06-21 15:29:27" },
  { height:  527623 , difficulty:  732099 , date:  "2015-06-21 15:30:55" },
  { height:  527624 , difficulty:  732501 , date:  "2015-06-21 15:31:20" },
  { height:  527625 , difficulty:  732064 , date:  "2015-06-21 15:31:28" },
  { height:  527626 , difficulty:  731705 , date:  "2015-06-21 15:32:30" },
  { height:  527627 , difficulty:  731944 , date:  "2015-06-21 15:32:54" },
  { height:  527628 , difficulty:  733625 , date:  "2015-06-21 15:34:01" },
  { height:  527629 , difficulty:  732320 , date:  "2015-06-21 15:34:06" },
  { height:  527630 , difficulty:  732574 , date:  "2015-06-21 15:34:37" },
  { height:  527631 , difficulty:  734413 , date:  "2015-06-21 15:34:41" },
  { height:  527632 , difficulty:  738240 , date:  "2015-06-21 15:38:17" },
  { height:  527633 , difficulty:  738581 , date:  "2015-06-21 15:38:49" },
  { height:  527634 , difficulty:  739042 , date:  "2015-06-21 15:39:29" },
  { height:  527635 , difficulty:  739842 , date:  "2015-06-21 15:39:31" },
  { height:  527636 , difficulty:  739737 , date:  "2015-06-21 15:39:53" },
  { height:  527637 , difficulty:  739791 , date:  "2015-06-21 15:40:01" },
  { height:  527638 , difficulty:  740040 , date:  "2015-06-21 15:42:22" },
  { height:  527639 , difficulty:  739889 , date:  "2015-06-21 15:43:17" },
  { height:  527640 , difficulty:  740376 , date:  "2015-06-21 15:46:05" },
  { height:  527641 , difficulty:  742192 , date:  "2015-06-21 15:47:45" },
  { height:  527642 , difficulty:  743995 , date:  "2015-06-21 15:48:43" },
  { height:  527643 , difficulty:  743745 , date:  "2015-06-21 15:49:02" },
  { height:  527644 , difficulty:  743068 , date:  "2015-06-21 15:54:39" },
  { height:  527645 , difficulty:  744447 , date:  "2015-06-21 15:54:44" },
  { height:  527646 , difficulty:  741336 , date:  "2015-06-21 15:55:45" },
  { height:  527647 , difficulty:  740320 , date:  "2015-06-21 15:55:47" },
  { height:  527648 , difficulty:  739643 , date:  "2015-06-21 15:57:51" },
  { height:  527649 , difficulty:  738572 , date:  "2015-06-21 15:57:57" },
  { height:  527650 , difficulty:  737445 , date:  "2015-06-21 15:58:50" },
  { height:  527651 , difficulty:  737553 , date:  "2015-06-21 16:02:42" },
  { height:  527652 , difficulty:  738468 , date:  "2015-06-21 16:03:03" },
  { height:  527653 , difficulty:  740268 , date:  "2015-06-21 16:03:54" },
  { height:  527654 , difficulty:  739898 , date:  "2015-06-21 16:04:33" },
  { height:  527655 , difficulty:  741014 , date:  "2015-06-21 16:08:29" },
  { height:  527656 , difficulty:  741637 , date:  "2015-06-21 16:10:14" },
  { height:  527657 , difficulty:  741442 , date:  "2015-06-21 16:12:19" },
  { height:  527658 , difficulty:  744439 , date:  "2015-06-21 16:12:25" },
  { height:  527659 , difficulty:  745627 , date:  "2015-06-21 16:14:58" },
  { height:  527660 , difficulty:  744643 , date:  "2015-06-21 16:15:01" },
  { height:  527661 , difficulty:  746335 , date:  "2015-06-21 16:15:53" },
  { height:  527662 , difficulty:  745873 , date:  "2015-06-21 16:16:00" },
  { height:  527663 , difficulty:  746331 , date:  "2015-06-21 16:16:53" },
  { height:  527664 , difficulty:  754331 , date:  "2015-06-21 16:18:47" },
  { height:  527665 , difficulty:  753058 , date:  "2015-06-21 16:18:55" },
  { height:  527666 , difficulty:  752933 , date:  "2015-06-21 16:18:56" },
  { height:  527667 , difficulty:  751890 , date:  "2015-06-21 16:19:40" },
  { height:  527668 , difficulty:  749776 , date:  "2015-06-21 16:19:41" },
  { height:  527669 , difficulty:  749702 , date:  "2015-06-21 16:23:15" },
  { height:  527670 , difficulty:  750566 , date:  "2015-06-21 16:24:03" },
  { height:  527671 , difficulty:  748943 , date:  "2015-06-21 16:24:40" },
  { height:  527672 , difficulty:  748095 , date:  "2015-06-21 16:26:00" },
  { height:  527673 , difficulty:  748741 , date:  "2015-06-21 16:26:08" },
  { height:  527674 , difficulty:  749744 , date:  "2015-06-21 16:26:32" },
  { height:  527675 , difficulty:  750899 , date:  "2015-06-21 16:27:09" },
  { height:  527676 , difficulty:  748575 , date:  "2015-06-21 16:28:18" },
  { height:  527677 , difficulty:  750246 , date:  "2015-06-21 16:31:29" },
  { height:  527678 , difficulty:  749075 , date:  "2015-06-21 16:31:36" },
  { height:  527679 , difficulty:  749638 , date:  "2015-06-21 16:32:27" },
  { height:  527680 , difficulty:  750679 , date:  "2015-06-21 16:32:28" },
  { height:  527681 , difficulty:  747863 , date:  "2015-06-21 16:33:02" },
  { height:  527682 , difficulty:  746475 , date:  "2015-06-21 16:35:53" },
  { height:  527683 , difficulty:  745500 , date:  "2015-06-21 16:37:19" },
  { height:  527684 , difficulty:  743793 , date:  "2015-06-21 16:37:25" },
  { height:  527685 , difficulty:  741228 , date:  "2015-06-21 16:39:53" },
  { height:  527686 , difficulty:  742364 , date:  "2015-06-21 16:39:55" },
  { height:  527687 , difficulty:  740789 , date:  "2015-06-21 16:39:59" },
  { height:  527688 , difficulty:  743030 , date:  "2015-06-21 16:41:51" },
  { height:  527689 , difficulty:  739860 , date:  "2015-06-21 16:42:20" },
  { height:  527690 , difficulty:  742611 , date:  "2015-06-21 16:42:41" },
  { height:  527691 , difficulty:  743683 , date:  "2015-06-21 16:43:41" },
  { height:  527692 , difficulty:  740751 , date:  "2015-06-21 16:43:59" },
  { height:  527693 , difficulty:  742373 , date:  "2015-06-21 16:45:36" },
  { height:  527694 , difficulty:  741068 , date:  "2015-06-21 16:45:39" },
  { height:  527695 , difficulty:  740138 , date:  "2015-06-21 16:45:57" },
  { height:  527696 , difficulty:  739519 , date:  "2015-06-21 16:47:40" },
  { height:  527697 , difficulty:  742466 , date:  "2015-06-21 16:53:10" },
  { height:  527698 , difficulty:  764133 , date:  "2015-06-21 16:54:55" },
  { height:  527699 , difficulty:  763851 , date:  "2015-06-21 16:59:01" },
  { height:  527700 , difficulty:  766560 , date:  "2015-06-21 17:01:31" },
  { height:  527701 , difficulty:  769225 , date:  "2015-06-21 17:02:44" },
  { height:  527702 , difficulty:  768681 , date:  "2015-06-21 17:04:49" },
  { height:  527703 , difficulty:  768134 , date:  "2015-06-21 17:04:53" },
  { height:  527704 , difficulty:  768726 , date:  "2015-06-21 17:05:10" },
  { height:  527705 , difficulty:  769688 , date:  "2015-06-21 17:05:49" },
  { height:  527706 , difficulty:  769737 , date:  "2015-06-21 17:05:53" },
  { height:  527707 , difficulty:  769639 , date:  "2015-06-21 17:06:55" },
  { height:  527708 , difficulty:  764896 , date:  "2015-06-21 17:07:01" },
  { height:  527709 , difficulty:  766194 , date:  "2015-06-21 17:08:17" },
  { height:  527710 , difficulty:  769694 , date:  "2015-06-21 17:10:04" },
  { height:  527711 , difficulty:  770376 , date:  "2015-06-21 17:14:20" },
  { height:  527712 , difficulty:  769922 , date:  "2015-06-21 17:16:16" },
  { height:  527713 , difficulty:  770560 , date:  "2015-06-21 17:18:02" },
  { height:  527714 , difficulty:  768123 , date:  "2015-06-21 17:18:08" },
  { height:  527715 , difficulty:  769742 , date:  "2015-06-21 17:21:19" },
  { height:  527716 , difficulty:  766180 , date:  "2015-06-21 17:21:47" },
  { height:  527717 , difficulty:  764807 , date:  "2015-06-21 17:22:12" },
  { height:  527718 , difficulty:  764460 , date:  "2015-06-21 17:22:51" },
  { height:  527719 , difficulty:  764241 , date:  "2015-06-21 17:22:55" },
  { height:  527720 , difficulty:  757528 , date:  "2015-06-21 17:23:48" },
  { height:  527721 , difficulty:  758392 , date:  "2015-06-21 17:24:33" },
  { height:  527722 , difficulty:  757825 , date:  "2015-06-21 17:24:58" },
  { height:  527723 , difficulty:  758506 , date:  "2015-06-21 17:26:26" },
  { height:  527724 , difficulty:  757637 , date:  "2015-06-21 17:28:09" },
  { height:  527725 , difficulty:  757444 , date:  "2015-06-21 17:28:27" },
  { height:  527726 , difficulty:  757418 , date:  "2015-06-21 17:28:59" },
  { height:  527727 , difficulty:  752616 , date:  "2015-06-21 17:30:02" },
  { height:  527728 , difficulty:  752635 , date:  "2015-06-21 17:30:16" },
  { height:  527729 , difficulty:  753686 , date:  "2015-06-21 17:31:42" },
  { height:  527730 , difficulty:  752913 , date:  "2015-06-21 17:32:30" },
  { height:  527731 , difficulty:  750540 , date:  "2015-06-21 17:36:07" },
  { height:  527732 , difficulty:  749904 , date:  "2015-06-21 17:37:40" },
  { height:  527733 , difficulty:  747343 , date:  "2015-06-21 17:37:52" },
  { height:  527734 , difficulty:  749613 , date:  "2015-06-21 17:38:44" },
  { height:  527735 , difficulty:  746840 , date:  "2015-06-21 17:43:33" },
  { height:  527736 , difficulty:  749570 , date:  "2015-06-21 17:49:24" },
  { height:  527737 , difficulty:  749782 , date:  "2015-06-21 17:56:25" },
  { height:  527738 , difficulty:  749963 , date:  "2015-06-21 18:00:34" },
  { height:  527739 , difficulty:  752422 , date:  "2015-06-21 18:00:35" },
  { height:  527740 , difficulty:  750112 , date:  "2015-06-21 18:10:04" },
  { height:  527741 , difficulty:  751503 , date:  "2015-06-21 18:11:29" },
  { height:  527742 , difficulty:  752775 , date:  "2015-06-21 18:13:56" },
  { height:  527743 , difficulty:  752370 , date:  "2015-06-21 18:19:27" },
  { height:  527744 , difficulty:  754753 , date:  "2015-06-21 18:20:08" },
  { height:  527745 , difficulty:  751154 , date:  "2015-06-21 18:20:40" },
  { height:  527746 , difficulty:  750872 , date:  "2015-06-21 18:21:25" },
  { height:  527747 , difficulty:  750421 , date:  "2015-06-21 18:21:32" },
  { height:  527748 , difficulty:  748990 , date:  "2015-06-21 18:22:23" },
  { height:  527749 , difficulty:  754180 , date:  "2015-06-21 18:23:04" },
  { height:  527750 , difficulty:  753811 , date:  "2015-06-21 18:23:28" },
  { height:  527751 , difficulty:  755004 , date:  "2015-06-21 18:23:46" },
  { height:  527752 , difficulty:  754970 , date:  "2015-06-21 18:23:49" },
  { height:  527753 , difficulty:  751580 , date:  "2015-06-21 18:25:01" },
  { height:  527754 , difficulty:  751883 , date:  "2015-06-21 18:26:14" },
  { height:  527755 , difficulty:  752210 , date:  "2015-06-21 18:26:20" },
  { height:  527756 , difficulty:  752416 , date:  "2015-06-21 18:27:40" },
  { height:  527757 , difficulty:  751780 , date:  "2015-06-21 18:28:24" },
  { height:  527758 , difficulty:  750016 , date:  "2015-06-21 18:28:52" },
  { height:  527759 , difficulty:  748733 , date:  "2015-06-21 18:29:47" },
  { height:  527760 , difficulty:  748802 , date:  "2015-06-21 18:30:41" },
  { height:  527761 , difficulty:  750821 , date:  "2015-06-21 18:31:14" },
  { height:  527762 , difficulty:  751199 , date:  "2015-06-21 18:31:41" },
  { height:  527763 , difficulty:  751094 , date:  "2015-06-21 18:35:10" },
  { height:  527764 , difficulty:  750282 , date:  "2015-06-21 18:37:02" },
  { height:  527765 , difficulty:  753169 , date:  "2015-06-21 18:37:50" },
  { height:  527766 , difficulty:  753513 , date:  "2015-06-21 18:38:01" },
  { height:  527767 , difficulty:  752935 , date:  "2015-06-21 18:39:19" },
  { height:  527768 , difficulty:  752626 , date:  "2015-06-21 18:40:45" },
  { height:  527769 , difficulty:  750814 , date:  "2015-06-21 18:40:56" },
  { height:  527770 , difficulty:  751110 , date:  "2015-06-21 18:42:43" },
  { height:  527771 , difficulty:  753779 , date:  "2015-06-21 18:44:58" },
  { height:  527772 , difficulty:  752999 , date:  "2015-06-21 18:47:31" },
  { height:  527773 , difficulty:  746892 , date:  "2015-06-21 18:48:39" },
  { height:  527774 , difficulty:  744762 , date:  "2015-06-21 18:50:06" },
  { height:  527775 , difficulty:  739812 , date:  "2015-06-21 18:50:14" },
  { height:  527776 , difficulty:  740144 , date:  "2015-06-21 18:51:34" },
  { height:  527777 , difficulty:  741543 , date:  "2015-06-21 18:54:16" },
  { height:  527778 , difficulty:  739541 , date:  "2015-06-21 18:56:46" },
  { height:  527779 , difficulty:  741075 , date:  "2015-06-21 18:57:20" },
  { height:  527780 , difficulty:  742414 , date:  "2015-06-21 18:58:33" },
  { height:  527781 , difficulty:  741775 , date:  "2015-06-21 18:59:05" },
  { height:  527782 , difficulty:  741766 , date:  "2015-06-21 19:02:52" },
  { height:  527783 , difficulty:  740717 , date:  "2015-06-21 19:03:42" },
  { height:  527784 , difficulty:  740875 , date:  "2015-06-21 19:06:07" },
  { height:  527785 , difficulty:  739655 , date:  "2015-06-21 19:09:28" },
  { height:  527786 , difficulty:  738412 , date:  "2015-06-21 19:10:53" },
  { height:  527787 , difficulty:  735165 , date:  "2015-06-21 19:11:00" },
  { height:  527788 , difficulty:  733032 , date:  "2015-06-21 19:12:09" },
  { height:  527789 , difficulty:  731052 , date:  "2015-06-21 19:13:34" },
  { height:  527790 , difficulty:  732087 , date:  "2015-06-21 19:15:58" },
  { height:  527791 , difficulty:  728418 , date:  "2015-06-21 19:17:39" },
  { height:  527792 , difficulty:  728560 , date:  "2015-06-21 19:17:53" },
  { height:  527793 , difficulty:  729529 , date:  "2015-06-21 19:18:50" },
  { height:  527794 , difficulty:  729275 , date:  "2015-06-21 19:18:59" },
  { height:  527795 , difficulty:  733622 , date:  "2015-06-21 19:19:23" },
  { height:  527796 , difficulty:  732931 , date:  "2015-06-21 19:20:20" },
  { height:  527797 , difficulty:  733777 , date:  "2015-06-21 19:20:29" },
  { height:  527798 , difficulty:  734586 , date:  "2015-06-21 19:20:51" },
  { height:  527799 , difficulty:  733875 , date:  "2015-06-21 19:21:49" },
  { height:  527800 , difficulty:  731962 , date:  "2015-06-21 19:22:24" },
  { height:  527801 , difficulty:  734273 , date:  "2015-06-21 19:23:05" },
  { height:  527802 , difficulty:  733634 , date:  "2015-06-21 19:25:41" },
  { height:  527803 , difficulty:  733305 , date:  "2015-06-21 19:26:07" },
  { height:  527804 , difficulty:  733274 , date:  "2015-06-21 19:26:37" },
  { height:  527805 , difficulty:  731853 , date:  "2015-06-21 19:26:40" },
  { height:  527806 , difficulty:  731161 , date:  "2015-06-21 19:27:39" },
  { height:  527807 , difficulty:  727257 , date:  "2015-06-21 19:27:45" },
  { height:  527808 , difficulty:  725651 , date:  "2015-06-21 19:29:40" },
  { height:  527809 , difficulty:  725666 , date:  "2015-06-21 19:29:55" },
  { height:  527810 , difficulty:  726823 , date:  "2015-06-21 19:30:26" },
  { height:  527811 , difficulty:  721721 , date:  "2015-06-21 19:31:06" },
  { height:  527812 , difficulty:  715423 , date:  "2015-06-21 19:32:28" },
  { height:  527813 , difficulty:  714256 , date:  "2015-06-21 19:32:33" },
  { height:  527814 , difficulty:  710758 , date:  "2015-06-21 19:32:50" },
  { height:  527815 , difficulty:  710919 , date:  "2015-06-21 19:34:18" },
  { height:  527816 , difficulty:  701998 , date:  "2015-06-21 19:34:32" },
  { height:  527817 , difficulty:  702941 , date:  "2015-06-21 19:35:15" },
  { height:  527818 , difficulty:  703431 , date:  "2015-06-21 19:37:46" },
  { height:  527819 , difficulty:  697434 , date:  "2015-06-21 19:37:51" },
  { height:  527820 , difficulty:  696747 , date:  "2015-06-21 19:38:45" },
  { height:  527821 , difficulty:  696446 , date:  "2015-06-21 19:38:59" },
  { height:  527822 , difficulty:  697407 , date:  "2015-06-21 19:39:28" },
  { height:  527823 , difficulty:  697283 , date:  "2015-06-21 19:40:11" },
  { height:  527824 , difficulty:  699128 , date:  "2015-06-21 19:40:20" },
  { height:  527825 , difficulty:  699889 , date:  "2015-06-21 19:40:32" },
  { height:  527826 , difficulty:  703688 , date:  "2015-06-21 19:41:57" },
  { height:  527827 , difficulty:  705141 , date:  "2015-06-21 19:42:50" },
  { height:  527828 , difficulty:  705489 , date:  "2015-06-21 19:43:07" },
  { height:  527829 , difficulty:  704171 , date:  "2015-06-21 19:43:08" },
  { height:  527830 , difficulty:  702875 , date:  "2015-06-21 19:43:17" },
  { height:  527831 , difficulty:  702887 , date:  "2015-06-21 19:49:16" },
  { height:  527832 , difficulty:  701905 , date:  "2015-06-21 19:49:23" },
  { height:  527833 , difficulty:  702480 , date:  "2015-06-21 19:50:52" },
  { height:  527834 , difficulty:  702280 , date:  "2015-06-21 19:51:03" },
  { height:  527835 , difficulty:  701308 , date:  "2015-06-21 19:51:22" },
  { height:  527836 , difficulty:  703762 , date:  "2015-06-21 19:52:42" },
  { height:  527837 , difficulty:  703237 , date:  "2015-06-21 19:53:43" },
  { height:  527838 , difficulty:  702930 , date:  "2015-06-21 19:54:29" },
  { height:  527839 , difficulty:  699480 , date:  "2015-06-21 19:54:52" },
  { height:  527840 , difficulty:  698466 , date:  "2015-06-21 19:57:45" },
  { height:  527841 , difficulty:  699458 , date:  "2015-06-21 19:59:29" },
  { height:  527842 , difficulty:  700854 , date:  "2015-06-21 19:59:53" },
  { height:  527843 , difficulty:  701612 , date:  "2015-06-21 19:59:55" },
  { height:  527844 , difficulty:  700179 , date:  "2015-06-21 20:00:05" },
  { height:  527845 , difficulty:  701023 , date:  "2015-06-21 20:01:39" },
  { height:  527846 , difficulty:  699698 , date:  "2015-06-21 20:03:09" },
  { height:  527847 , difficulty:  697697 , date:  "2015-06-21 20:04:52" },
  { height:  527848 , difficulty:  696015 , date:  "2015-06-21 20:05:01" },
  { height:  527849 , difficulty:  695032 , date:  "2015-06-21 20:05:04" },
  { height:  527850 , difficulty:  693546 , date:  "2015-06-21 20:05:53" },
  { height:  527851 , difficulty:  695205 , date:  "2015-06-21 20:05:56" },
  { height:  527852 , difficulty:  695146 , date:  "2015-06-21 20:06:25" },
  { height:  527853 , difficulty:  692318 , date:  "2015-06-21 20:07:29" },
  { height:  527854 , difficulty:  690732 , date:  "2015-06-21 20:08:07" },
  { height:  527855 , difficulty:  691566 , date:  "2015-06-21 20:08:15" },
  { height:  527856 , difficulty:  690361 , date:  "2015-06-21 20:08:34" },
  { height:  527857 , difficulty:  690605 , date:  "2015-06-21 20:08:41" },
  { height:  527858 , difficulty:  687191 , date:  "2015-06-21 20:10:34" },
  { height:  527859 , difficulty:  686421 , date:  "2015-06-21 20:10:45" },
  { height:  527860 , difficulty:  687547 , date:  "2015-06-21 20:11:28" },
  { height:  527861 , difficulty:  684136 , date:  "2015-06-21 20:11:54" },
  { height:  527862 , difficulty:  683665 , date:  "2015-06-21 20:13:14" },
  { height:  527863 , difficulty:  685773 , date:  "2015-06-21 20:13:56" },
  { height:  527864 , difficulty:  685521 , date:  "2015-06-21 20:14:55" },
  { height:  527865 , difficulty:  685020 , date:  "2015-06-21 20:16:33" },
  { height:  527866 , difficulty:  682661 , date:  "2015-06-21 20:16:45" },
  { height:  527867 , difficulty:  681796 , date:  "2015-06-21 20:17:25" },
  { height:  527868 , difficulty:  682022 , date:  "2015-06-21 20:18:28" },
  { height:  527869 , difficulty:  681170 , date:  "2015-06-21 20:18:27" },
  { height:  527870 , difficulty:  682065 , date:  "2015-06-21 20:20:59" },
  { height:  527871 , difficulty:  684212 , date:  "2015-06-21 20:22:38" },
  { height:  527872 , difficulty:  683575 , date:  "2015-06-21 20:22:42" },
  { height:  527873 , difficulty:  685769 , date:  "2015-06-21 20:23:21" },
  { height:  527874 , difficulty:  685504 , date:  "2015-06-21 20:23:56" },
  { height:  527875 , difficulty:  685551 , date:  "2015-06-21 20:24:22" },
  { height:  527876 , difficulty:  686534 , date:  "2015-06-21 20:24:37" },
  { height:  527877 , difficulty:  688600 , date:  "2015-06-21 20:26:00" },
  { height:  527878 , difficulty:  686947 , date:  "2015-06-21 20:26:28" },
  { height:  527879 , difficulty:  687072 , date:  "2015-06-21 20:27:53" },
  { height:  527880 , difficulty:  689404 , date:  "2015-06-21 20:27:59" },
  { height:  527881 , difficulty:  693627 , date:  "2015-06-21 20:28:21" },
  { height:  527882 , difficulty:  692963 , date:  "2015-06-21 20:29:04" },
  { height:  527883 , difficulty:  692832 , date:  "2015-06-21 20:31:00" },
  { height:  527884 , difficulty:  694168 , date:  "2015-06-21 20:31:00" },
  { height:  527885 , difficulty:  694554 , date:  "2015-06-21 20:31:23" },
  { height:  527886 , difficulty:  696444 , date:  "2015-06-21 20:32:29" },
  { height:  527887 , difficulty:  696341 , date:  "2015-06-21 20:34:47" },
  { height:  527888 , difficulty:  710980 , date:  "2015-06-21 20:35:34" },
  { height:  527889 , difficulty:  712196 , date:  "2015-06-21 20:35:57" },
  { height:  527890 , difficulty:  713147 , date:  "2015-06-21 20:36:10" },
  { height:  527891 , difficulty:  712943 , date:  "2015-06-21 20:37:00" },
  { height:  527892 , difficulty:  714149 , date:  "2015-06-21 20:40:04" },
  { height:  527893 , difficulty:  713537 , date:  "2015-06-21 20:40:10" },
  { height:  527894 , difficulty:  713119 , date:  "2015-06-21 20:40:15" },
  { height:  527895 , difficulty:  713486 , date:  "2015-06-21 20:40:39" },
  { height:  527896 , difficulty:  715147 , date:  "2015-06-21 20:42:31" },
  { height:  527897 , difficulty:  715934 , date:  "2015-06-21 20:43:16" },
  { height:  527898 , difficulty:  715672 , date:  "2015-06-21 20:43:58" },
  { height:  527899 , difficulty:  715487 , date:  "2015-06-21 20:44:21" },
  { height:  527900 , difficulty:  715287 , date:  "2015-06-21 20:44:44" },
  { height:  527901 , difficulty:  715375 , date:  "2015-06-21 20:45:10" },
  { height:  527902 , difficulty:  713968 , date:  "2015-06-21 20:45:18" },
  { height:  527903 , difficulty:  715945 , date:  "2015-06-21 20:48:54" },
  { height:  527904 , difficulty:  715879 , date:  "2015-06-21 20:49:15" },
  { height:  527905 , difficulty:  715921 , date:  "2015-06-21 20:49:29" },
  { height:  527906 , difficulty:  716055 , date:  "2015-06-21 20:49:50" },
  { height:  527907 , difficulty:  709199 , date:  "2015-06-21 20:52:46" },
  { height:  527908 , difficulty:  709533 , date:  "2015-06-21 20:53:00" },
  { height:  527909 , difficulty:  707895 , date:  "2015-06-21 20:53:51" },
  { height:  527910 , difficulty:  707835 , date:  "2015-06-21 20:55:39" },
  { height:  527911 , difficulty:  707469 , date:  "2015-06-21 20:56:03" },
  { height:  527912 , difficulty:  706869 , date:  "2015-06-21 20:56:14" },
  { height:  527913 , difficulty:  707596 , date:  "2015-06-21 20:57:54" },
  { height:  527914 , difficulty:  707480 , date:  "2015-06-21 20:58:20" },
  { height:  527915 , difficulty:  707697 , date:  "2015-06-21 20:58:37" },
  { height:  527916 , difficulty:  704477 , date:  "2015-06-21 20:58:39" },
  { height:  527917 , difficulty:  703060 , date:  "2015-06-21 20:59:38" },
  { height:  527918 , difficulty:  707336 , date:  "2015-06-21 21:05:23" },
  { height:  527919 , difficulty:  707703 , date:  "2015-06-21 21:05:44" },
  { height:  527920 , difficulty:  707653 , date:  "2015-06-21 21:05:52" },
  { height:  527921 , difficulty:  706071 , date:  "2015-06-21 21:07:02" },
  { height:  527922 , difficulty:  706864 , date:  "2015-06-21 21:07:26" },
  { height:  527923 , difficulty:  704963 , date:  "2015-06-21 21:08:21" },
  { height:  527924 , difficulty:  706142 , date:  "2015-06-21 21:09:23" },
  { height:  527925 , difficulty:  706518 , date:  "2015-06-21 21:09:27" },
  { height:  527926 , difficulty:  706040 , date:  "2015-06-21 21:10:18" },
  { height:  527927 , difficulty:  707347 , date:  "2015-06-21 21:12:38" },
  { height:  527928 , difficulty:  706971 , date:  "2015-06-21 21:14:30" },
  { height:  527929 , difficulty:  706906 , date:  "2015-06-21 21:14:38" },
  { height:  527930 , difficulty:  708606 , date:  "2015-06-21 21:15:02" },
  { height:  527931 , difficulty:  709013 , date:  "2015-06-21 21:15:34" },
  { height:  527932 , difficulty:  708658 , date:  "2015-06-21 21:16:03" },
  { height:  527933 , difficulty:  709399 , date:  "2015-06-21 21:16:33" },
  { height:  527934 , difficulty:  708454 , date:  "2015-06-21 21:17:02" },
  { height:  527935 , difficulty:  708337 , date:  "2015-06-21 21:17:05" },
  { height:  527936 , difficulty:  708510 , date:  "2015-06-21 21:18:13" },
  { height:  527937 , difficulty:  709074 , date:  "2015-06-21 21:18:33" },
  { height:  527938 , difficulty:  707544 , date:  "2015-06-21 21:20:25" },
  { height:  527939 , difficulty:  706702 , date:  "2015-06-21 21:20:34" },
  { height:  527940 , difficulty:  705477 , date:  "2015-06-21 21:23:19" },
  { height:  527941 , difficulty:  705116 , date:  "2015-06-21 21:25:55" },
  { height:  527942 , difficulty:  705199 , date:  "2015-06-21 21:26:14" },
  { height:  527943 , difficulty:  704535 , date:  "2015-06-21 21:26:44" },
  { height:  527944 , difficulty:  705143 , date:  "2015-06-21 21:26:47" },
  { height:  527945 , difficulty:  705150 , date:  "2015-06-21 21:27:20" },
  { height:  527946 , difficulty:  702659 , date:  "2015-06-21 21:29:32" },
  { height:  527947 , difficulty:  701283 , date:  "2015-06-21 21:30:17" },
  { height:  527948 , difficulty:  701630 , date:  "2015-06-21 21:33:42" },
  { height:  527949 , difficulty:  700871 , date:  "2015-06-21 21:34:22" },
  { height:  527950 , difficulty:  700814 , date:  "2015-06-21 21:35:30" },
  { height:  527951 , difficulty:  700406 , date:  "2015-06-21 21:36:27" },
  { height:  527952 , difficulty:  701167 , date:  "2015-06-21 21:36:29" },
  { height:  527953 , difficulty:  702218 , date:  "2015-06-21 21:36:35" },
  { height:  527954 , difficulty:  702656 , date:  "2015-06-21 21:36:47" },
  { height:  527955 , difficulty:  701271 , date:  "2015-06-21 21:38:01" },
  { height:  527956 , difficulty:  701973 , date:  "2015-06-21 21:38:11" },
  { height:  527957 , difficulty:  701963 , date:  "2015-06-21 21:38:48" },
  { height:  527958 , difficulty:  701303 , date:  "2015-06-21 21:38:50" },
  { height:  527959 , difficulty:  699477 , date:  "2015-06-21 21:39:05" },
  { height:  527960 , difficulty:  699545 , date:  "2015-06-21 21:39:15" },
  { height:  527961 , difficulty:  700590 , date:  "2015-06-21 21:39:39" },
  { height:  527962 , difficulty:  704593 , date:  "2015-06-21 21:40:23" },
  { height:  527963 , difficulty:  702568 , date:  "2015-06-21 21:45:13" },
  { height:  527964 , difficulty:  703601 , date:  "2015-06-21 21:45:19" },
  { height:  527965 , difficulty:  703518 , date:  "2015-06-21 21:46:19" },
  { height:  527966 , difficulty:  703400 , date:  "2015-06-21 21:46:26" },
  { height:  527967 , difficulty:  704088 , date:  "2015-06-21 21:47:10" },
  { height:  527968 , difficulty:  701403 , date:  "2015-06-21 21:49:10" },
  { height:  527969 , difficulty:  704082 , date:  "2015-06-21 21:50:28" },
  { height:  527970 , difficulty:  704885 , date:  "2015-06-21 21:50:32" },
  { height:  527971 , difficulty:  704959 , date:  "2015-06-21 21:50:57" },
  { height:  527972 , difficulty:  703839 , date:  "2015-06-21 21:52:20" },
  { height:  527973 , difficulty:  703061 , date:  "2015-06-21 21:54:19" },
  { height:  527974 , difficulty:  703025 , date:  "2015-06-21 21:54:27" },
  { height:  527975 , difficulty:  702934 , date:  "2015-06-21 21:55:05" },
  { height:  527976 , difficulty:  703267 , date:  "2015-06-21 21:55:32" },
  { height:  527977 , difficulty:  703710 , date:  "2015-06-21 21:55:47" },
  { height:  527978 , difficulty:  705408 , date:  "2015-06-21 21:57:17" },
  { height:  527979 , difficulty:  704933 , date:  "2015-06-21 21:58:39" },
  { height:  527980 , difficulty:  705920 , date:  "2015-06-21 21:59:46" },
  { height:  527981 , difficulty:  706572 , date:  "2015-06-21 21:59:52" },
  { height:  527982 , difficulty:  707433 , date:  "2015-06-21 22:02:24" },
  { height:  527983 , difficulty:  704226 , date:  "2015-06-21 22:02:33" },
  { height:  527984 , difficulty:  706683 , date:  "2015-06-21 22:02:36" },
  { height:  527985 , difficulty:  707373 , date:  "2015-06-21 22:03:52" },
  { height:  527986 , difficulty:  705987 , date:  "2015-06-21 22:04:09" },
  { height:  527987 , difficulty:  708147 , date:  "2015-06-21 22:04:26" },
  { height:  527988 , difficulty:  712772 , date:  "2015-06-21 22:08:28" },
  { height:  527989 , difficulty:  711648 , date:  "2015-06-21 22:08:31" },
  { height:  527990 , difficulty:  711771 , date:  "2015-06-21 22:10:18" },
  { height:  527991 , difficulty:  712623 , date:  "2015-06-21 22:11:31" },
  { height:  527992 , difficulty:  713337 , date:  "2015-06-21 22:12:49" },
  { height:  527993 , difficulty:  713123 , date:  "2015-06-21 22:16:53" },
  { height:  527994 , difficulty:  708301 , date:  "2015-06-21 22:16:58" },
  { height:  527995 , difficulty:  708884 , date:  "2015-06-21 22:19:10" },
  { height:  527996 , difficulty:  709220 , date:  "2015-06-21 22:19:51" },
  { height:  527997 , difficulty:  708335 , date:  "2015-06-21 22:22:26" },
  { height:  527998 , difficulty:  709276 , date:  "2015-06-21 22:22:34" },
  { height:  527999 , difficulty:  708292 , date:  "2015-06-21 22:23:29" },
  { height:  528000 , difficulty:  707295 , date:  "2015-06-21 22:25:11" },
  { height:  528001 , difficulty:  707588 , date:  "2015-06-21 22:26:15" },
  { height:  528002 , difficulty:  710567 , date:  "2015-06-21 22:26:50" },
  { height:  528003 , difficulty:  707857 , date:  "2015-06-21 22:27:01" },
  { height:  528004 , difficulty:  705713 , date:  "2015-06-21 22:27:08" },
  { height:  528005 , difficulty:  710146 , date:  "2015-06-21 22:28:42" },
  { height:  528006 , difficulty:  710031 , date:  "2015-06-21 22:30:22" },
  { height:  528007 , difficulty:  710835 , date:  "2015-06-21 22:32:53" },
  { height:  528008 , difficulty:  710663 , date:  "2015-06-21 22:33:59" },
  { height:  528009 , difficulty:  710110 , date:  "2015-06-21 22:38:34" },
  { height:  528010 , difficulty:  709784 , date:  "2015-06-21 22:38:39" },
  { height:  528011 , difficulty:  712022 , date:  "2015-06-21 22:39:05" },
  { height:  528012 , difficulty:  711071 , date:  "2015-06-21 22:39:29" },
  { height:  528013 , difficulty:  711255 , date:  "2015-06-21 22:40:03" },
  { height:  528014 , difficulty:  709408 , date:  "2015-06-21 22:41:03" },
  { height:  528015 , difficulty:  709545 , date:  "2015-06-21 22:41:41" },
  { height:  528016 , difficulty:  706449 , date:  "2015-06-21 22:42:26" },
  { height:  528017 , difficulty:  704001 , date:  "2015-06-21 22:42:40" },
  { height:  528018 , difficulty:  705435 , date:  "2015-06-21 22:44:20" },
  { height:  528019 , difficulty:  706307 , date:  "2015-06-21 22:46:13" },
  { height:  528020 , difficulty:  706541 , date:  "2015-06-21 22:46:19" },
  { height:  528021 , difficulty:  706908 , date:  "2015-06-21 22:46:52" },
  { height:  528022 , difficulty:  704546 , date:  "2015-06-21 22:46:56" },
  { height:  528023 , difficulty:  705144 , date:  "2015-06-21 22:49:09" },
  { height:  528024 , difficulty:  703576 , date:  "2015-06-21 22:49:47" },
  { height:  528025 , difficulty:  703977 , date:  "2015-06-21 22:49:59" },
  { height:  528026 , difficulty:  706016 , date:  "2015-06-21 22:50:29" },
  { height:  528027 , difficulty:  705791 , date:  "2015-06-21 22:50:36" },
  { height:  528028 , difficulty:  705790 , date:  "2015-06-21 22:53:25" },
  { height:  528029 , difficulty:  706948 , date:  "2015-06-21 22:53:28" },
  { height:  528030 , difficulty:  707576 , date:  "2015-06-21 22:53:29" },
  { height:  528031 , difficulty:  706324 , date:  "2015-06-21 22:55:04" },
  { height:  528032 , difficulty:  706361 , date:  "2015-06-21 22:56:10" },
  { height:  528033 , difficulty:  709386 , date:  "2015-06-21 22:56:29" },
  { height:  528034 , difficulty:  710304 , date:  "2015-06-21 22:57:27" },
  { height:  528035 , difficulty:  714736 , date:  "2015-06-21 22:59:04" },
  { height:  528036 , difficulty:  714554 , date:  "2015-06-21 23:01:09" },
  { height:  528037 , difficulty:  714511 , date:  "2015-06-21 23:02:07" },
  { height:  528038 , difficulty:  713726 , date:  "2015-06-21 23:03:33" },
  { height:  528039 , difficulty:  709404 , date:  "2015-06-21 23:06:22" },
  { height:  528040 , difficulty:  709741 , date:  "2015-06-21 23:07:19" },
  { height:  528041 , difficulty:  709655 , date:  "2015-06-21 23:07:37" },
  { height:  528042 , difficulty:  710682 , date:  "2015-06-21 23:09:51" },
  { height:  528043 , difficulty:  709871 , date:  "2015-06-21 23:10:05" },
  { height:  528044 , difficulty:  707769 , date:  "2015-06-21 23:10:51" },
  { height:  528045 , difficulty:  706807 , date:  "2015-06-21 23:11:33" },
  { height:  528046 , difficulty:  707535 , date:  "2015-06-21 23:12:24" },
  { height:  528047 , difficulty:  710755 , date:  "2015-06-21 23:13:27" },
  { height:  528048 , difficulty:  709781 , date:  "2015-06-21 23:13:53" },
  { height:  528049 , difficulty:  709724 , date:  "2015-06-21 23:13:59" },
  { height:  528050 , difficulty:  713271 , date:  "2015-06-21 23:15:57" },
  { height:  528051 , difficulty:  713331 , date:  "2015-06-21 23:16:34" },
  { height:  528052 , difficulty:  714245 , date:  "2015-06-21 23:22:19" },
  { height:  528053 , difficulty:  716719 , date:  "2015-06-21 23:23:55" },
  { height:  528054 , difficulty:  715448 , date:  "2015-06-21 23:25:04" },
  { height:  528055 , difficulty:  713778 , date:  "2015-06-21 23:27:34" },
  { height:  528056 , difficulty:  716434 , date:  "2015-06-21 23:27:52" },
  { height:  528057 , difficulty:  716423 , date:  "2015-06-21 23:27:56" },
  { height:  528058 , difficulty:  713687 , date:  "2015-06-21 23:28:26" },
  { height:  528059 , difficulty:  715015 , date:  "2015-06-21 23:30:17" },
  { height:  528060 , difficulty:  717175 , date:  "2015-06-21 23:33:15" },
  { height:  528061 , difficulty:  717954 , date:  "2015-06-21 23:33:55" },
  { height:  528062 , difficulty:  718154 , date:  "2015-06-21 23:37:00" },
  { height:  528063 , difficulty:  718894 , date:  "2015-06-21 23:37:25" },
  { height:  528064 , difficulty:  716619 , date:  "2015-06-21 23:39:30" },
  { height:  528065 , difficulty:  716819 , date:  "2015-06-21 23:40:15" },
  { height:  528066 , difficulty:  715863 , date:  "2015-06-21 23:40:28" },
  { height:  528067 , difficulty:  714482 , date:  "2015-06-21 23:41:13" },
  { height:  528068 , difficulty:  712933 , date:  "2015-06-21 23:42:13" },
  { height:  528069 , difficulty:  711893 , date:  "2015-06-21 23:42:50" },
  { height:  528070 , difficulty:  713713 , date:  "2015-06-21 23:44:21" },
  { height:  528071 , difficulty:  711484 , date:  "2015-06-21 23:45:21" },
  { height:  528072 , difficulty:  711037 , date:  "2015-06-21 23:47:12" },
  { height:  528073 , difficulty:  708439 , date:  "2015-06-21 23:48:07" },
  { height:  528074 , difficulty:  708343 , date:  "2015-06-21 23:48:26" },
  { height:  528075 , difficulty:  708475 , date:  "2015-06-21 23:50:02" },
  { height:  528076 , difficulty:  707667 , date:  "2015-06-21 23:50:06" },
  { height:  528077 , difficulty:  707719 , date:  "2015-06-21 23:52:51" },
  { height:  528078 , difficulty:  708736 , date:  "2015-06-21 23:53:51" },
  { height:  528079 , difficulty:  709944 , date:  "2015-06-21 23:56:07" },
  { height:  528080 , difficulty:  712079 , date:  "2015-06-21 23:56:12" },
  { height:  528081 , difficulty:  713735 , date:  "2015-06-21 23:56:17" },
  { height:  528082 , difficulty:  712923 , date:  "2015-06-21 23:57:42" },
  { height:  528083 , difficulty:  712852 , date:  "2015-06-21 23:57:53" },
  { height:  528084 , difficulty:  712082 , date:  "2015-06-21 23:59:03" },
  { height:  528085 , difficulty:  708904 , date:  "2015-06-22 00:00:31" },
  { height:  528086 , difficulty:  709232 , date:  "2015-06-22 00:00:38" },
  { height:  528087 , difficulty:  709510 , date:  "2015-06-22 00:01:54" },
  { height:  528088 , difficulty:  711023 , date:  "2015-06-22 00:04:29" },
  { height:  528089 , difficulty:  710412 , date:  "2015-06-22 00:05:08" },
  { height:  528090 , difficulty:  710918 , date:  "2015-06-22 00:05:42" },
  { height:  528091 , difficulty:  715669 , date:  "2015-06-22 00:05:54" },
  { height:  528092 , difficulty:  714827 , date:  "2015-06-22 00:06:41" },
  { height:  528093 , difficulty:  715225 , date:  "2015-06-22 00:06:55" },
  { height:  528094 , difficulty:  714007 , date:  "2015-06-22 00:07:16" },
  { height:  528095 , difficulty:  713084 , date:  "2015-06-22 00:08:39" },
  { height:  528096 , difficulty:  713153 , date:  "2015-06-22 00:10:12" },
  { height:  528097 , difficulty:  713823 , date:  "2015-06-22 00:11:35" },
  { height:  528098 , difficulty:  714314 , date:  "2015-06-22 00:11:42" },
  { height:  528099 , difficulty:  713326 , date:  "2015-06-22 00:11:51" },
  { height:  528100 , difficulty:  716834 , date:  "2015-06-22 00:12:30" },
  { height:  528101 , difficulty:  719745 , date:  "2015-06-22 00:12:53" },
  { height:  528102 , difficulty:  720215 , date:  "2015-06-22 00:13:19" },
  { height:  528103 , difficulty:  720668 , date:  "2015-06-22 00:13:38" },
  { height:  528104 , difficulty:  717750 , date:  "2015-06-22 00:15:26" },
  { height:  528105 , difficulty:  718691 , date:  "2015-06-22 00:15:47" },
  { height:  528106 , difficulty:  719737 , date:  "2015-06-22 00:15:59" },
  { height:  528107 , difficulty:  717850 , date:  "2015-06-22 00:16:12" },
  { height:  528108 , difficulty:  717252 , date:  "2015-06-22 00:18:29" },
  { height:  528109 , difficulty:  717040 , date:  "2015-06-22 00:19:15" },
  { height:  528110 , difficulty:  716123 , date:  "2015-06-22 00:20:35" },
  { height:  528111 , difficulty:  716579 , date:  "2015-06-22 00:20:37" },
  { height:  528112 , difficulty:  717251 , date:  "2015-06-22 00:20:51" },
  { height:  528113 , difficulty:  718320 , date:  "2015-06-22 00:21:54" },
  { height:  528114 , difficulty:  717768 , date:  "2015-06-22 00:23:01" },
  { height:  528115 , difficulty:  714419 , date:  "2015-06-22 00:24:51" },
  { height:  528116 , difficulty:  714295 , date:  "2015-06-22 00:24:53" },
  { height:  528117 , difficulty:  713937 , date:  "2015-06-22 00:25:42" },
  { height:  528118 , difficulty:  712607 , date:  "2015-06-22 00:29:25" },
  { height:  528119 , difficulty:  712400 , date:  "2015-06-22 00:29:45" },
  { height:  528120 , difficulty:  712112 , date:  "2015-06-22 00:29:46" },
  { height:  528121 , difficulty:  711805 , date:  "2015-06-22 00:30:17" },
  { height:  528122 , difficulty:  710976 , date:  "2015-06-22 00:30:20" },
  { height:  528123 , difficulty:  710372 , date:  "2015-06-22 00:31:54" },
  { height:  528124 , difficulty:  712990 , date:  "2015-06-22 00:34:08" },
  { height:  528125 , difficulty:  714926 , date:  "2015-06-22 00:34:28" },
  { height:  528126 , difficulty:  712666 , date:  "2015-06-22 00:34:29" },
  { height:  528127 , difficulty:  717880 , date:  "2015-06-22 00:35:21" },
  { height:  528128 , difficulty:  711090 , date:  "2015-06-22 00:35:58" },
  { height:  528129 , difficulty:  710177 , date:  "2015-06-22 00:36:02" },
  { height:  528130 , difficulty:  708934 , date:  "2015-06-22 00:36:35" },
  { height:  528131 , difficulty:  706252 , date:  "2015-06-22 00:37:32" },
  { height:  528132 , difficulty:  706022 , date:  "2015-06-22 00:39:01" },
  { height:  528133 , difficulty:  706367 , date:  "2015-06-22 00:39:09" },
  { height:  528134 , difficulty:  706209 , date:  "2015-06-22 00:41:35" },
  { height:  528135 , difficulty:  704202 , date:  "2015-06-22 00:41:36" },
  { height:  528136 , difficulty:  705888 , date:  "2015-06-22 00:41:41" },
  { height:  528137 , difficulty:  706397 , date:  "2015-06-22 00:43:21" },
  { height:  528138 , difficulty:  703048 , date:  "2015-06-22 00:46:15" },
  { height:  528139 , difficulty:  703171 , date:  "2015-06-22 00:48:22" },
  { height:  528140 , difficulty:  701284 , date:  "2015-06-22 00:49:47" },
  { height:  528141 , difficulty:  700480 , date:  "2015-06-22 00:50:49" },
  { height:  528142 , difficulty:  701070 , date:  "2015-06-22 00:51:28" },
  { height:  528143 , difficulty:  700539 , date:  "2015-06-22 00:51:57" },
  { height:  528144 , difficulty:  699780 , date:  "2015-06-22 00:52:07" },
  { height:  528145 , difficulty:  700889 , date:  "2015-06-22 00:52:09" },
  { height:  528146 , difficulty:  700628 , date:  "2015-06-22 00:53:02" },
  { height:  528147 , difficulty:  699700 , date:  "2015-06-22 00:53:24" },
  { height:  528148 , difficulty:  697949 , date:  "2015-06-22 00:53:41" },
  { height:  528149 , difficulty:  697621 , date:  "2015-06-22 00:53:56" },
  { height:  528150 , difficulty:  697606 , date:  "2015-06-22 00:54:08" },
  { height:  528151 , difficulty:  695858 , date:  "2015-06-22 00:54:23" },
  { height:  528152 , difficulty:  696254 , date:  "2015-06-22 00:55:58" },
  { height:  528153 , difficulty:  693253 , date:  "2015-06-22 00:56:20" },
  { height:  528154 , difficulty:  692946 , date:  "2015-06-22 00:58:32" },
  { height:  528155 , difficulty:  692052 , date:  "2015-06-22 00:59:19" },
  { height:  528156 , difficulty:  692470 , date:  "2015-06-22 00:59:59" },
  { height:  528157 , difficulty:  695732 , date:  "2015-06-22 01:02:57" },
  { height:  528158 , difficulty:  694248 , date:  "2015-06-22 01:05:58" },
  { height:  528159 , difficulty:  698577 , date:  "2015-06-22 01:06:55" },
  { height:  528160 , difficulty:  697360 , date:  "2015-06-22 01:07:51" },
  { height:  528161 , difficulty:  695828 , date:  "2015-06-22 01:08:55" },
  { height:  528162 , difficulty:  695938 , date:  "2015-06-22 01:10:15" },
  { height:  528163 , difficulty:  695454 , date:  "2015-06-22 01:11:15" },
  { height:  528164 , difficulty:  693436 , date:  "2015-06-22 01:11:18" },
  { height:  528165 , difficulty:  692719 , date:  "2015-06-22 01:12:33" },
  { height:  528166 , difficulty:  693459 , date:  "2015-06-22 01:12:38" },
  { height:  528167 , difficulty:  695629 , date:  "2015-06-22 01:12:46" },
  { height:  528168 , difficulty:  694938 , date:  "2015-06-22 01:13:30" },
  { height:  528169 , difficulty:  695046 , date:  "2015-06-22 01:13:41" },
  { height:  528170 , difficulty:  695134 , date:  "2015-06-22 01:15:00" },
  { height:  528171 , difficulty:  694199 , date:  "2015-06-22 01:15:15" },
  { height:  528172 , difficulty:  692580 , date:  "2015-06-22 01:15:26" },
  { height:  528173 , difficulty:  691375 , date:  "2015-06-22 01:15:28" },
  { height:  528174 , difficulty:  691257 , date:  "2015-06-22 01:16:08" },
  { height:  528175 , difficulty:  691932 , date:  "2015-06-22 01:18:15" },
  { height:  528176 , difficulty:  691901 , date:  "2015-06-22 01:18:44" },
  { height:  528177 , difficulty:  691620 , date:  "2015-06-22 01:22:28" },
  { height:  528178 , difficulty:  692167 , date:  "2015-06-22 01:23:41" },
  { height:  528179 , difficulty:  692661 , date:  "2015-06-22 01:23:44" },
  { height:  528180 , difficulty:  691895 , date:  "2015-06-22 01:24:02" },
  { height:  528181 , difficulty:  691516 , date:  "2015-06-22 01:27:34" },
  { height:  528182 , difficulty:  691876 , date:  "2015-06-22 01:27:56" },
  { height:  528183 , difficulty:  691828 , date:  "2015-06-22 01:28:13" },
  { height:  528184 , difficulty:  690309 , date:  "2015-06-22 01:28:20" },
  { height:  528185 , difficulty:  689489 , date:  "2015-06-22 01:28:59" },
  { height:  528186 , difficulty:  690242 , date:  "2015-06-22 01:29:14" },
  { height:  528187 , difficulty:  690597 , date:  "2015-06-22 01:30:33" },
  { height:  528188 , difficulty:  690424 , date:  "2015-06-22 01:34:51" },
  { height:  528189 , difficulty:  689652 , date:  "2015-06-22 01:35:25" },
  { height:  528190 , difficulty:  689500 , date:  "2015-06-22 01:35:49" },
  { height:  528191 , difficulty:  691544 , date:  "2015-06-22 01:36:21" },
  { height:  528192 , difficulty:  691607 , date:  "2015-06-22 01:36:48" },
  { height:  528193 , difficulty:  691687 , date:  "2015-06-22 01:36:58" },
  { height:  528194 , difficulty:  687956 , date:  "2015-06-22 01:37:02" },
  { height:  528195 , difficulty:  687778 , date:  "2015-06-22 01:38:24" },
  { height:  528196 , difficulty:  688930 , date:  "2015-06-22 01:38:38" },
  { height:  528197 , difficulty:  689151 , date:  "2015-06-22 01:39:10" },
  { height:  528198 , difficulty:  691461 , date:  "2015-06-22 01:39:57" },
  { height:  528199 , difficulty:  690045 , date:  "2015-06-22 01:40:38" },
  { height:  528200 , difficulty:  687890 , date:  "2015-06-22 01:40:40" },
  { height:  528201 , difficulty:  687674 , date:  "2015-06-22 01:40:47" },
  { height:  528202 , difficulty:  687959 , date:  "2015-06-22 01:40:48" },
  { height:  528203 , difficulty:  687897 , date:  "2015-06-22 01:41:10" },
  { height:  528204 , difficulty:  687620 , date:  "2015-06-22 01:41:25" },
  { height:  528205 , difficulty:  687963 , date:  "2015-06-22 01:41:27" },
  { height:  528206 , difficulty:  687790 , date:  "2015-06-22 01:43:22" },
  { height:  528207 , difficulty:  687064 , date:  "2015-06-22 01:43:29" },
  { height:  528208 , difficulty:  685923 , date:  "2015-06-22 01:43:52" },
  { height:  528209 , difficulty:  686070 , date:  "2015-06-22 01:43:56" },
  { height:  528210 , difficulty:  686915 , date:  "2015-06-22 01:45:07" },
  { height:  528211 , difficulty:  686921 , date:  "2015-06-22 01:45:43" },
  { height:  528212 , difficulty:  688467 , date:  "2015-06-22 01:47:03" },
  { height:  528213 , difficulty:  689710 , date:  "2015-06-22 01:49:33" },
  { height:  528214 , difficulty:  686712 , date:  "2015-06-22 01:49:39" },
  { height:  528215 , difficulty:  684423 , date:  "2015-06-22 01:49:45" },
  { height:  528216 , difficulty:  683275 , date:  "2015-06-22 01:50:04" },
  { height:  528217 , difficulty:  682596 , date:  "2015-06-22 01:50:25" },
  { height:  528218 , difficulty:  683718 , date:  "2015-06-22 01:50:36" },
  { height:  528219 , difficulty:  684192 , date:  "2015-06-22 01:51:30" },
  { height:  528220 , difficulty:  684971 , date:  "2015-06-22 01:54:31" },
  { height:  528221 , difficulty:  687483 , date:  "2015-06-22 01:54:59" },
  { height:  528222 , difficulty:  686908 , date:  "2015-06-22 01:55:02" },
  { height:  528223 , difficulty:  686569 , date:  "2015-06-22 01:55:20" },
  { height:  528224 , difficulty:  688924 , date:  "2015-06-22 01:55:38" },
  { height:  528225 , difficulty:  690119 , date:  "2015-06-22 01:56:04" },
  { height:  528226 , difficulty:  690123 , date:  "2015-06-22 01:57:24" },
  { height:  528227 , difficulty:  690713 , date:  "2015-06-22 01:58:55" },
  { height:  528228 , difficulty:  691488 , date:  "2015-06-22 01:59:10" },
  { height:  528229 , difficulty:  691246 , date:  "2015-06-22 01:59:21" },
  { height:  528230 , difficulty:  688818 , date:  "2015-06-22 01:59:33" },
  { height:  528231 , difficulty:  688229 , date:  "2015-06-22 01:59:38" },
  { height:  528232 , difficulty:  687804 , date:  "2015-06-22 02:00:53" },
  { height:  528233 , difficulty:  684556 , date:  "2015-06-22 02:01:39" },
  { height:  528234 , difficulty:  681335 , date:  "2015-06-22 02:02:11" },
  { height:  528235 , difficulty:  681027 , date:  "2015-06-22 02:03:32" },
  { height:  528236 , difficulty:  680145 , date:  "2015-06-22 02:04:41" },
  { height:  528237 , difficulty:  679530 , date:  "2015-06-22 02:06:09" },
  { height:  528238 , difficulty:  678507 , date:  "2015-06-22 02:06:28" },
  { height:  528239 , difficulty:  678109 , date:  "2015-06-22 02:07:24" },
  { height:  528240 , difficulty:  678700 , date:  "2015-06-22 02:07:28" },
  { height:  528241 , difficulty:  679022 , date:  "2015-06-22 02:07:42" },
  { height:  528242 , difficulty:  678990 , date:  "2015-06-22 02:08:28" },
  { height:  528243 , difficulty:  679536 , date:  "2015-06-22 02:09:20" },
  { height:  528244 , difficulty:  679886 , date:  "2015-06-22 02:10:53" },
  { height:  528245 , difficulty:  683070 , date:  "2015-06-22 02:14:35" },
  { height:  528246 , difficulty:  682417 , date:  "2015-06-22 02:15:36" },
  { height:  528247 , difficulty:  683437 , date:  "2015-06-22 02:15:51" },
  { height:  528248 , difficulty:  684818 , date:  "2015-06-22 02:17:54" },
  { height:  528249 , difficulty:  685966 , date:  "2015-06-22 02:18:42" },
  { height:  528250 , difficulty:  685261 , date:  "2015-06-22 02:18:50" },
  { height:  528251 , difficulty:  683025 , date:  "2015-06-22 02:19:24" },
  { height:  528252 , difficulty:  683570 , date:  "2015-06-22 02:19:30" },
  { height:  528253 , difficulty:  680160 , date:  "2015-06-22 02:20:34" },
  { height:  528254 , difficulty:  678982 , date:  "2015-06-22 02:21:44" },
  { height:  528255 , difficulty:  678945 , date:  "2015-06-22 02:22:12" },
  { height:  528256 , difficulty:  678745 , date:  "2015-06-22 02:22:20" },
  { height:  528257 , difficulty:  675828 , date:  "2015-06-22 02:23:09" },
  { height:  528258 , difficulty:  676030 , date:  "2015-06-22 02:24:02" },
  { height:  528259 , difficulty:  677739 , date:  "2015-06-22 02:25:08" },
  { height:  528260 , difficulty:  677570 , date:  "2015-06-22 02:25:14" },
  { height:  528261 , difficulty:  677114 , date:  "2015-06-22 02:25:16" },
  { height:  528262 , difficulty:  677867 , date:  "2015-06-22 02:25:35" },
  { height:  528263 , difficulty:  677431 , date:  "2015-06-22 02:25:47" },
  { height:  528264 , difficulty:  673854 , date:  "2015-06-22 02:26:07" },
  { height:  528265 , difficulty:  673629 , date:  "2015-06-22 02:26:09" },
  { height:  528266 , difficulty:  674053 , date:  "2015-06-22 02:26:50" },
  { height:  528267 , difficulty:  675543 , date:  "2015-06-22 02:27:11" },
  { height:  528268 , difficulty:  675201 , date:  "2015-06-22 02:28:04" },
  { height:  528269 , difficulty:  675160 , date:  "2015-06-22 02:31:44" },
  { height:  528270 , difficulty:  676384 , date:  "2015-06-22 02:34:42" },
  { height:  528271 , difficulty:  675539 , date:  "2015-06-22 02:37:11" },
  { height:  528272 , difficulty:  675582 , date:  "2015-06-22 02:37:16" },
  { height:  528273 , difficulty:  675200 , date:  "2015-06-22 02:38:13" },
  { height:  528274 , difficulty:  674680 , date:  "2015-06-22 02:41:01" },
  { height:  528275 , difficulty:  675851 , date:  "2015-06-22 02:42:12" },
  { height:  528276 , difficulty:  676668 , date:  "2015-06-22 02:43:43" },
  { height:  528277 , difficulty:  677432 , date:  "2015-06-22 02:44:36" },
  { height:  528278 , difficulty:  678658 , date:  "2015-06-22 02:46:35" },
  { height:  528279 , difficulty:  679352 , date:  "2015-06-22 02:47:32" },
  { height:  528280 , difficulty:  681818 , date:  "2015-06-22 02:48:11" },
  { height:  528281 , difficulty:  682892 , date:  "2015-06-22 02:48:57" },
  { height:  528282 , difficulty:  681603 , date:  "2015-06-22 02:49:12" },
  { height:  528283 , difficulty:  684123 , date:  "2015-06-22 02:49:35" },
  { height:  528284 , difficulty:  685839 , date:  "2015-06-22 02:50:45" },
  { height:  528285 , difficulty:  686155 , date:  "2015-06-22 02:50:50" },
  { height:  528286 , difficulty:  686661 , date:  "2015-06-22 02:50:56" },
  { height:  528287 , difficulty:  686527 , date:  "2015-06-22 02:51:47" },
  { height:  528288 , difficulty:  688486 , date:  "2015-06-22 02:53:39" },
  { height:  528289 , difficulty:  686057 , date:  "2015-06-22 02:54:27" },
  { height:  528290 , difficulty:  685912 , date:  "2015-06-22 02:55:09" },
  { height:  528291 , difficulty:  688636 , date:  "2015-06-22 02:57:06" },
  { height:  528292 , difficulty:  688261 , date:  "2015-06-22 02:57:09" },
  { height:  528293 , difficulty:  689300 , date:  "2015-06-22 02:57:11" },
  { height:  528294 , difficulty:  689866 , date:  "2015-06-22 02:57:24" },
  { height:  528295 , difficulty:  690117 , date:  "2015-06-22 03:00:33" },
  { height:  528296 , difficulty:  687077 , date:  "2015-06-22 03:00:40" },
  { height:  528297 , difficulty:  686621 , date:  "2015-06-22 03:01:03" },
  { height:  528298 , difficulty:  688107 , date:  "2015-06-22 03:01:08" },
  { height:  528299 , difficulty:  688162 , date:  "2015-06-22 03:01:42" },
  { height:  528300 , difficulty:  687909 , date:  "2015-06-22 03:02:01" },
  { height:  528301 , difficulty:  688504 , date:  "2015-06-22 03:02:09" },
  { height:  528302 , difficulty:  687408 , date:  "2015-06-22 03:02:36" },
  { height:  528303 , difficulty:  686900 , date:  "2015-06-22 03:07:08" },
  { height:  528304 , difficulty:  686651 , date:  "2015-06-22 03:07:15" },
  { height:  528305 , difficulty:  686951 , date:  "2015-06-22 03:07:26" },
  { height:  528306 , difficulty:  686732 , date:  "2015-06-22 03:08:30" },
  { height:  528307 , difficulty:  690538 , date:  "2015-06-22 03:08:56" },
  { height:  528308 , difficulty:  689661 , date:  "2015-06-22 03:09:13" },
  { height:  528309 , difficulty:  689462 , date:  "2015-06-22 03:09:21" },
  { height:  528310 , difficulty:  688815 , date:  "2015-06-22 03:09:34" },
  { height:  528311 , difficulty:  687635 , date:  "2015-06-22 03:09:47" },
  { height:  528312 , difficulty:  686420 , date:  "2015-06-22 03:10:36" },
  { height:  528313 , difficulty:  687295 , date:  "2015-06-22 03:10:59" },
  { height:  528314 , difficulty:  687858 , date:  "2015-06-22 03:14:33" },
  { height:  528315 , difficulty:  689825 , date:  "2015-06-22 03:16:02" },
  { height:  528316 , difficulty:  691503 , date:  "2015-06-22 03:18:11" },
  { height:  528317 , difficulty:  692217 , date:  "2015-06-22 03:18:27" },
  { height:  528318 , difficulty:  691610 , date:  "2015-06-22 03:24:02" },
  { height:  528319 , difficulty:  696851 , date:  "2015-06-22 03:24:28" },
  { height:  528320 , difficulty:  695088 , date:  "2015-06-22 03:25:16" },
  { height:  528321 , difficulty:  691979 , date:  "2015-06-22 03:26:13" },
  { height:  528322 , difficulty:  690788 , date:  "2015-06-22 03:27:04" },
  { height:  528323 , difficulty:  692728 , date:  "2015-06-22 03:29:03" },
  { height:  528324 , difficulty:  690462 , date:  "2015-06-22 03:30:30" },
  { height:  528325 , difficulty:  690472 , date:  "2015-06-22 03:30:53" },
  { height:  528326 , difficulty:  694571 , date:  "2015-06-22 03:31:34" },
  { height:  528327 , difficulty:  694237 , date:  "2015-06-22 03:32:20" },
  { height:  528328 , difficulty:  694990 , date:  "2015-06-22 03:33:43" },
  { height:  528329 , difficulty:  694423 , date:  "2015-06-22 03:33:46" },
  { height:  528330 , difficulty:  697455 , date:  "2015-06-22 03:35:17" },
  { height:  528331 , difficulty:  698815 , date:  "2015-06-22 03:35:26" },
  { height:  528332 , difficulty:  700946 , date:  "2015-06-22 03:39:31" },
  { height:  528333 , difficulty:  700012 , date:  "2015-06-22 03:39:46" },
  { height:  528334 , difficulty:  701813 , date:  "2015-06-22 03:39:48" },
  { height:  528335 , difficulty:  700495 , date:  "2015-06-22 03:40:35" },
  { height:  528336 , difficulty:  701264 , date:  "2015-06-22 03:41:12" },
  { height:  528337 , difficulty:  701247 , date:  "2015-06-22 03:42:24" },
  { height:  528338 , difficulty:  701787 , date:  "2015-06-22 03:42:27" },
  { height:  528339 , difficulty:  703626 , date:  "2015-06-22 03:42:56" },
  { height:  528340 , difficulty:  703264 , date:  "2015-06-22 03:43:48" },
  { height:  528341 , difficulty:  703114 , date:  "2015-06-22 03:43:53" },
  { height:  528342 , difficulty:  703044 , date:  "2015-06-22 03:43:56" },
  { height:  528343 , difficulty:  702536 , date:  "2015-06-22 03:45:14" },
  { height:  528344 , difficulty:  705529 , date:  "2015-06-22 03:45:15" },
  { height:  528345 , difficulty:  702077 , date:  "2015-06-22 03:45:22" },
  { height:  528346 , difficulty:  699253 , date:  "2015-06-22 03:46:19" },
  { height:  528347 , difficulty:  697819 , date:  "2015-06-22 03:46:28" },
  { height:  528348 , difficulty:  697756 , date:  "2015-06-22 03:48:43" },
  { height:  528349 , difficulty:  697007 , date:  "2015-06-22 03:49:37" },
  { height:  528350 , difficulty:  694404 , date:  "2015-06-22 03:51:15" },
  { height:  528351 , difficulty:  694248 , date:  "2015-06-22 03:51:21" },
  { height:  528352 , difficulty:  696018 , date:  "2015-06-22 03:52:18" },
  { height:  528353 , difficulty:  695030 , date:  "2015-06-22 03:52:43" },
  { height:  528354 , difficulty:  693632 , date:  "2015-06-22 03:53:25" },
  { height:  528355 , difficulty:  692463 , date:  "2015-06-22 03:54:42" },
  { height:  528356 , difficulty:  692262 , date:  "2015-06-22 03:56:12" },
  { height:  528357 , difficulty:  694511 , date:  "2015-06-22 04:00:38" },
  { height:  528358 , difficulty:  695750 , date:  "2015-06-22 04:01:17" },
  { height:  528359 , difficulty:  695330 , date:  "2015-06-22 04:02:15" },
  { height:  528360 , difficulty:  696719 , date:  "2015-06-22 04:03:23" },
  { height:  528361 , difficulty:  696570 , date:  "2015-06-22 04:04:09" },
  { height:  528362 , difficulty:  696444 , date:  "2015-06-22 04:04:22" },
  { height:  528363 , difficulty:  697512 , date:  "2015-06-22 04:04:56" },
  { height:  528364 , difficulty:  695850 , date:  "2015-06-22 04:05:38" },
  { height:  528365 , difficulty:  695245 , date:  "2015-06-22 04:06:24" },
  { height:  528366 , difficulty:  695492 , date:  "2015-06-22 04:06:24" },
  { height:  528367 , difficulty:  693535 , date:  "2015-06-22 04:06:27" },
  { height:  528368 , difficulty:  695223 , date:  "2015-06-22 04:07:59" },
  { height:  528369 , difficulty:  695158 , date:  "2015-06-22 04:08:32" },
  { height:  528370 , difficulty:  695170 , date:  "2015-06-22 04:09:05" },
  { height:  528371 , difficulty:  693464 , date:  "2015-06-22 04:10:11" },
  { height:  528372 , difficulty:  699518 , date:  "2015-06-22 04:10:23" },
  { height:  528373 , difficulty:  700967 , date:  "2015-06-22 04:10:44" },
  { height:  528374 , difficulty:  705517 , date:  "2015-06-22 04:11:04" },
  { height:  528375 , difficulty:  707659 , date:  "2015-06-22 04:12:44" },
  { height:  528376 , difficulty:  708586 , date:  "2015-06-22 04:13:40" },
  { height:  528377 , difficulty:  710765 , date:  "2015-06-22 04:14:04" },
  { height:  528378 , difficulty:  710175 , date:  "2015-06-22 04:15:24" },
  { height:  528379 , difficulty:  705025 , date:  "2015-06-22 04:16:47" },
  { height:  528380 , difficulty:  705512 , date:  "2015-06-22 04:17:18" },
  { height:  528381 , difficulty:  705237 , date:  "2015-06-22 04:17:55" },
  { height:  528382 , difficulty:  705060 , date:  "2015-06-22 04:18:44" },
  { height:  528383 , difficulty:  704546 , date:  "2015-06-22 04:21:44" },
  { height:  528384 , difficulty:  705572 , date:  "2015-06-22 04:21:49" },
  { height:  528385 , difficulty:  707381 , date:  "2015-06-22 04:22:23" },
  { height:  528386 , difficulty:  712057 , date:  "2015-06-22 04:22:45" },
  { height:  528387 , difficulty:  713978 , date:  "2015-06-22 04:23:38" },
  { height:  528388 , difficulty:  714980 , date:  "2015-06-22 04:23:42" },
  { height:  528389 , difficulty:  714502 , date:  "2015-06-22 04:24:51" },
  { height:  528390 , difficulty:  713903 , date:  "2015-06-22 04:25:35" },
  { height:  528391 , difficulty:  712553 , date:  "2015-06-22 04:25:47" },
  { height:  528392 , difficulty:  710357 , date:  "2015-06-22 04:27:38" },
  { height:  528393 , difficulty:  710693 , date:  "2015-06-22 04:27:41" },
  { height:  528394 , difficulty:  704050 , date:  "2015-06-22 04:27:56" },
  { height:  528395 , difficulty:  704477 , date:  "2015-06-22 04:28:20" },
  { height:  528396 , difficulty:  704312 , date:  "2015-06-22 04:29:36" },
  { height:  528397 , difficulty:  703578 , date:  "2015-06-22 04:29:57" },
  { height:  528398 , difficulty:  704188 , date:  "2015-06-22 04:30:02" },
  { height:  528399 , difficulty:  703767 , date:  "2015-06-22 04:30:30" },
  { height:  528400 , difficulty:  702312 , date:  "2015-06-22 04:31:59" },
  { height:  528401 , difficulty:  702376 , date:  "2015-06-22 04:34:03" },
  { height:  528402 , difficulty:  702707 , date:  "2015-06-22 04:35:59" },
  { height:  528403 , difficulty:  701988 , date:  "2015-06-22 04:39:08" },
  { height:  528404 , difficulty:  701949 , date:  "2015-06-22 04:39:14" },
  { height:  528405 , difficulty:  702727 , date:  "2015-06-22 04:39:52" },
  { height:  528406 , difficulty:  705101 , date:  "2015-06-22 04:39:57" },
  { height:  528407 , difficulty:  706667 , date:  "2015-06-22 04:40:47" },
  { height:  528408 , difficulty:  702029 , date:  "2015-06-22 04:43:05" },
  { height:  528409 , difficulty:  702667 , date:  "2015-06-22 04:43:19" },
  { height:  528410 , difficulty:  708228 , date:  "2015-06-22 04:43:39" },
  { height:  528411 , difficulty:  714215 , date:  "2015-06-22 04:43:45" },
  { height:  528412 , difficulty:  721948 , date:  "2015-06-22 04:45:09" },
  { height:  528413 , difficulty:  725525 , date:  "2015-06-22 04:45:57" },
  { height:  528414 , difficulty:  725397 , date:  "2015-06-22 04:46:16" },
  { height:  528415 , difficulty:  736712 , date:  "2015-06-22 04:47:31" },
  { height:  528416 , difficulty:  737335 , date:  "2015-06-22 04:51:51" },
  { height:  528417 , difficulty:  740310 , date:  "2015-06-22 04:54:57" },
  { height:  528418 , difficulty:  747392 , date:  "2015-06-22 04:55:00" },
  { height:  528419 , difficulty:  746484 , date:  "2015-06-22 04:55:52" },
  { height:  528420 , difficulty:  747086 , date:  "2015-06-22 04:56:48" },
  { height:  528421 , difficulty:  747839 , date:  "2015-06-22 04:56:54" },
  { height:  528422 , difficulty:  746645 , date:  "2015-06-22 04:57:01" },
  { height:  528423 , difficulty:  747481 , date:  "2015-06-22 04:57:43" },
  { height:  528424 , difficulty:  745311 , date:  "2015-06-22 04:57:47" },
  { height:  528425 , difficulty:  744552 , date:  "2015-06-22 04:58:22" },
  { height:  528426 , difficulty:  742696 , date:  "2015-06-22 04:58:33" },
  { height:  528427 , difficulty:  742523 , date:  "2015-06-22 04:59:25" },
  { height:  528428 , difficulty:  742753 , date:  "2015-06-22 04:59:35" },
  { height:  528429 , difficulty:  743701 , date:  "2015-06-22 05:00:16" },
  { height:  528430 , difficulty:  742811 , date:  "2015-06-22 05:00:41" },
  { height:  528431 , difficulty:  742771 , date:  "2015-06-22 05:02:22" },
  { height:  528432 , difficulty:  741663 , date:  "2015-06-22 05:02:24" },
  { height:  528433 , difficulty:  736421 , date:  "2015-06-22 05:04:02" },
  { height:  528434 , difficulty:  736672 , date:  "2015-06-22 05:04:09" },
  { height:  528435 , difficulty:  736492 , date:  "2015-06-22 05:04:39" },
  { height:  528436 , difficulty:  735647 , date:  "2015-06-22 05:06:49" },
  { height:  528437 , difficulty:  735144 , date:  "2015-06-22 05:07:10" },
  { height:  528438 , difficulty:  739267 , date:  "2015-06-22 05:08:46" },
  { height:  528439 , difficulty:  740867 , date:  "2015-06-22 05:09:22" },
  { height:  528440 , difficulty:  740896 , date:  "2015-06-22 05:09:32" },
  { height:  528441 , difficulty:  740033 , date:  "2015-06-22 05:10:15" },
  { height:  528442 , difficulty:  741629 , date:  "2015-06-22 05:11:24" },
  { height:  528443 , difficulty:  743338 , date:  "2015-06-22 05:11:42" },
  { height:  528444 , difficulty:  741470 , date:  "2015-06-22 05:12:35" },
  { height:  528445 , difficulty:  742987 , date:  "2015-06-22 05:13:59" },
  { height:  528446 , difficulty:  745122 , date:  "2015-06-22 05:14:25" },
  { height:  528447 , difficulty:  746937 , date:  "2015-06-22 05:15:29" },
  { height:  528448 , difficulty:  748094 , date:  "2015-06-22 05:15:30" },
  { height:  528449 , difficulty:  749483 , date:  "2015-06-22 05:15:35" },
  { height:  528450 , difficulty:  749155 , date:  "2015-06-22 05:16:19" },
  { height:  528451 , difficulty:  748652 , date:  "2015-06-22 05:16:35" },
  { height:  528452 , difficulty:  750957 , date:  "2015-06-22 05:17:38" },
  { height:  528453 , difficulty:  753735 , date:  "2015-06-22 05:17:42" },
  { height:  528454 , difficulty:  752645 , date:  "2015-06-22 05:19:05" },
  { height:  528455 , difficulty:  752353 , date:  "2015-06-22 05:19:50" },
  { height:  528456 , difficulty:  752310 , date:  "2015-06-22 05:24:07" },
  { height:  528457 , difficulty:  756537 , date:  "2015-06-22 05:24:36" },
  { height:  528458 , difficulty:  756495 , date:  "2015-06-22 05:24:38" },
  { height:  528459 , difficulty:  755636 , date:  "2015-06-22 05:26:44" },
  { height:  528460 , difficulty:  760043 , date:  "2015-06-22 05:27:05" },
  { height:  528461 , difficulty:  761158 , date:  "2015-06-22 05:27:11" },
  { height:  528462 , difficulty:  760771 , date:  "2015-06-22 05:28:51" },
  { height:  528463 , difficulty:  761104 , date:  "2015-06-22 05:30:09" },
  { height:  528464 , difficulty:  762943 , date:  "2015-06-22 05:32:33" },
  { height:  528465 , difficulty:  764648 , date:  "2015-06-22 05:32:42" },
  { height:  528466 , difficulty:  765948 , date:  "2015-06-22 05:35:42" },
  { height:  528467 , difficulty:  765965 , date:  "2015-06-22 05:35:46" },
  { height:  528468 , difficulty:  764674 , date:  "2015-06-22 05:37:24" },
  { height:  528469 , difficulty:  764779 , date:  "2015-06-22 05:38:58" },
  { height:  528470 , difficulty:  764935 , date:  "2015-06-22 05:39:46" },
  { height:  528471 , difficulty:  765650 , date:  "2015-06-22 05:40:24" },
  { height:  528472 , difficulty:  764040 , date:  "2015-06-22 05:40:40" },
  { height:  528473 , difficulty:  764007 , date:  "2015-06-22 05:41:15" },
  { height:  528474 , difficulty:  765183 , date:  "2015-06-22 05:42:29" },
  { height:  528475 , difficulty:  765295 , date:  "2015-06-22 05:43:54" },
  { height:  528476 , difficulty:  764121 , date:  "2015-06-22 05:43:55" },
  { height:  528477 , difficulty:  764807 , date:  "2015-06-22 05:44:09" },
  { height:  528478 , difficulty:  762665 , date:  "2015-06-22 05:44:30" },
  { height:  528479 , difficulty:  758951 , date:  "2015-06-22 05:45:27" },
  { height:  528480 , difficulty:  758828 , date:  "2015-06-22 05:46:24" },
  { height:  528481 , difficulty:  759258 , date:  "2015-06-22 05:46:34" },
  { height:  528482 , difficulty:  759240 , date:  "2015-06-22 05:47:10" },
  { height:  528483 , difficulty:  760698 , date:  "2015-06-22 05:47:53" },
  { height:  528484 , difficulty:  757836 , date:  "2015-06-22 05:48:00" },
  { height:  528485 , difficulty:  758181 , date:  "2015-06-22 05:49:38" },
  { height:  528486 , difficulty:  758614 , date:  "2015-06-22 05:51:05" },
  { height:  528487 , difficulty:  760355 , date:  "2015-06-22 05:51:42" },
  { height:  528488 , difficulty:  758557 , date:  "2015-06-22 05:51:45" },
  { height:  528489 , difficulty:  757875 , date:  "2015-06-22 05:52:27" },
  { height:  528490 , difficulty:  759481 , date:  "2015-06-22 05:52:29" },
  { height:  528491 , difficulty:  758147 , date:  "2015-06-22 05:54:40" },
  { height:  528492 , difficulty:  753283 , date:  "2015-06-22 05:56:25" },
  { height:  528493 , difficulty:  752560 , date:  "2015-06-22 05:56:40" },
  { height:  528494 , difficulty:  752695 , date:  "2015-06-22 05:57:27" },
  { height:  528495 , difficulty:  752829 , date:  "2015-06-22 05:58:19" },
  { height:  528496 , difficulty:  751975 , date:  "2015-06-22 05:59:59" },
  { height:  528497 , difficulty:  752583 , date:  "2015-06-22 06:00:42" },
  { height:  528498 , difficulty:  753482 , date:  "2015-06-22 06:03:25" },
  { height:  528499 , difficulty:  752826 , date:  "2015-06-22 06:04:07" },
  { height:  528500 , difficulty:  753087 , date:  "2015-06-22 06:06:37" },
  { height:  528501 , difficulty:  754289 , date:  "2015-06-22 06:06:42" },
  { height:  528502 , difficulty:  755306 , date:  "2015-06-22 06:07:19" },
  { height:  528503 , difficulty:  754581 , date:  "2015-06-22 06:09:14" },
  { height:  528504 , difficulty:  754447 , date:  "2015-06-22 06:09:33" },
  { height:  528505 , difficulty:  753798 , date:  "2015-06-22 06:09:50" },
  { height:  528506 , difficulty:  761480 , date:  "2015-06-22 06:11:25" },
  { height:  528507 , difficulty:  759396 , date:  "2015-06-22 06:11:30" },
  { height:  528508 , difficulty:  761464 , date:  "2015-06-22 06:12:02" },
  { height:  528509 , difficulty:  759529 , date:  "2015-06-22 06:13:21" },
  { height:  528510 , difficulty:  759868 , date:  "2015-06-22 06:14:42" },
  { height:  528511 , difficulty:  761074 , date:  "2015-06-22 06:16:31" },
  { height:  528512 , difficulty:  759550 , date:  "2015-06-22 06:17:08" },
  { height:  528513 , difficulty:  760181 , date:  "2015-06-22 06:17:41" },
  { height:  528514 , difficulty:  758583 , date:  "2015-06-22 06:17:57" },
  { height:  528515 , difficulty:  761800 , date:  "2015-06-22 06:24:26" },
  { height:  528516 , difficulty:  764045 , date:  "2015-06-22 06:25:12" },
  { height:  528517 , difficulty:  763677 , date:  "2015-06-22 06:26:50" },
  { height:  528518 , difficulty:  762203 , date:  "2015-06-22 06:29:55" },
  { height:  528519 , difficulty:  762097 , date:  "2015-06-22 06:31:11" },
  { height:  528520 , difficulty:  763116 , date:  "2015-06-22 06:32:41" },
  { height:  528521 , difficulty:  763333 , date:  "2015-06-22 06:42:53" },
  { height:  528522 , difficulty:  765202 , date:  "2015-06-22 06:42:59" },
  { height:  528523 , difficulty:  764020 , date:  "2015-06-22 06:44:14" },
  { height:  528524 , difficulty:  764163 , date:  "2015-06-22 06:44:30" },
  { height:  528525 , difficulty:  765284 , date:  "2015-06-22 06:45:31" },
  { height:  528526 , difficulty:  764432 , date:  "2015-06-22 06:45:59" },
  { height:  528527 , difficulty:  764830 , date:  "2015-06-22 06:47:41" },
  { height:  528528 , difficulty:  764960 , date:  "2015-06-22 06:47:44" },
  { height:  528529 , difficulty:  765863 , date:  "2015-06-22 06:50:36" },
  { height:  528530 , difficulty:  764236 , date:  "2015-06-22 06:50:40" },
  { height:  528531 , difficulty:  763748 , date:  "2015-06-22 06:50:57" },
  { height:  528532 , difficulty:  758130 , date:  "2015-06-22 06:53:46" },
  { height:  528533 , difficulty:  760171 , date:  "2015-06-22 06:56:24" },
  { height:  528534 , difficulty:  760503 , date:  "2015-06-22 06:58:44" },
  { height:  528535 , difficulty:  758731 , date:  "2015-06-22 06:58:54" },
  { height:  528536 , difficulty:  758982 , date:  "2015-06-22 07:01:54" },
  { height:  528537 , difficulty:  760811 , date:  "2015-06-22 07:01:57" },
  { height:  528538 , difficulty:  759621 , date:  "2015-06-22 07:03:10" },
  { height:  528539 , difficulty:  759324 , date:  "2015-06-22 07:03:17" },
  { height:  528540 , difficulty:  758417 , date:  "2015-06-22 07:04:33" },
  { height:  528541 , difficulty:  758633 , date:  "2015-06-22 07:04:35" },
  { height:  528542 , difficulty:  755613 , date:  "2015-06-22 07:06:26" },
  { height:  528543 , difficulty:  757074 , date:  "2015-06-22 07:07:06" },
  { height:  528544 , difficulty:  755034 , date:  "2015-06-22 07:11:26" },
  { height:  528545 , difficulty:  756467 , date:  "2015-06-22 07:14:12" },
  { height:  528546 , difficulty:  757766 , date:  "2015-06-22 07:14:30" },
  { height:  528547 , difficulty:  757144 , date:  "2015-06-22 07:14:40" },
  { height:  528548 , difficulty:  757805 , date:  "2015-06-22 07:15:49" },
  { height:  528549 , difficulty:  757946 , date:  "2015-06-22 07:16:35" },
  { height:  528550 , difficulty:  757002 , date:  "2015-06-22 07:16:42" },
  { height:  528551 , difficulty:  755564 , date:  "2015-06-22 07:17:42" },
  { height:  528552 , difficulty:  757550 , date:  "2015-06-22 07:18:39" },
  { height:  528553 , difficulty:  758006 , date:  "2015-06-22 07:18:46" },
  { height:  528554 , difficulty:  759595 , date:  "2015-06-22 07:19:06" },
  { height:  528555 , difficulty:  758561 , date:  "2015-06-22 07:21:20" },
  { height:  528556 , difficulty:  757885 , date:  "2015-06-22 07:21:29" },
  { height:  528557 , difficulty:  758752 , date:  "2015-06-22 07:22:37" },
  { height:  528558 , difficulty:  760690 , date:  "2015-06-22 07:25:39" },
  { height:  528559 , difficulty:  759831 , date:  "2015-06-22 07:26:22" },
  { height:  528560 , difficulty:  760309 , date:  "2015-06-22 07:27:12" },
  { height:  528561 , difficulty:  759692 , date:  "2015-06-22 07:27:21" },
  { height:  528562 , difficulty:  760964 , date:  "2015-06-22 07:31:19" },
  { height:  528563 , difficulty:  761281 , date:  "2015-06-22 07:31:29" },
  { height:  528564 , difficulty:  761821 , date:  "2015-06-22 07:31:42" },
  { height:  528565 , difficulty:  761240 , date:  "2015-06-22 07:33:42" },
  { height:  528566 , difficulty:  762420 , date:  "2015-06-22 07:34:21" },
  { height:  528567 , difficulty:  763713 , date:  "2015-06-22 07:35:19" },
  { height:  528568 , difficulty:  761519 , date:  "2015-06-22 07:35:26" },
  { height:  528569 , difficulty:  761362 , date:  "2015-06-22 07:36:49" },
  { height:  528570 , difficulty:  760908 , date:  "2015-06-22 07:36:55" },
  { height:  528571 , difficulty:  762345 , date:  "2015-06-22 07:36:59" },
  { height:  528572 , difficulty:  761155 , date:  "2015-06-22 07:40:08" },
  { height:  528573 , difficulty:  761198 , date:  "2015-06-22 07:40:14" },
  { height:  528574 , difficulty:  758089 , date:  "2015-06-22 07:42:10" },
  { height:  528575 , difficulty:  757727 , date:  "2015-06-22 07:43:10" },
  { height:  528576 , difficulty:  755005 , date:  "2015-06-22 07:44:21" },
  { height:  528577 , difficulty:  755144 , date:  "2015-06-22 07:44:40" },
  { height:  528578 , difficulty:  759249 , date:  "2015-06-22 07:46:45" },
  { height:  528579 , difficulty:  757194 , date:  "2015-06-22 07:49:54" },
  { height:  528580 , difficulty:  757150 , date:  "2015-06-22 07:49:57" },
  { height:  528581 , difficulty:  757308 , date:  "2015-06-22 07:50:12" },
  { height:  528582 , difficulty:  759231 , date:  "2015-06-22 07:51:58" },
  { height:  528583 , difficulty:  759525 , date:  "2015-06-22 07:52:49" },
  { height:  528584 , difficulty:  760051 , date:  "2015-06-22 07:53:24" },
  { height:  528585 , difficulty:  760803 , date:  "2015-06-22 07:53:42" },
  { height:  528586 , difficulty:  759603 , date:  "2015-06-22 07:54:09" },
  { height:  528587 , difficulty:  757485 , date:  "2015-06-22 07:54:46" },
  { height:  528588 , difficulty:  759000 , date:  "2015-06-22 07:57:53" },
  { height:  528589 , difficulty:  758936 , date:  "2015-06-22 07:58:11" },
  { height:  528590 , difficulty:  759050 , date:  "2015-06-22 07:58:50" },
  { height:  528591 , difficulty:  750498 , date:  "2015-06-22 08:01:49" },
  { height:  528592 , difficulty:  750893 , date:  "2015-06-22 08:02:27" },
  { height:  528593 , difficulty:  756499 , date:  "2015-06-22 08:04:29" },
  { height:  528594 , difficulty:  752931 , date:  "2015-06-22 08:08:16" },
  { height:  528595 , difficulty:  751518 , date:  "2015-06-22 08:08:20" },
  { height:  528596 , difficulty:  751176 , date:  "2015-06-22 08:08:46" },
  { height:  528597 , difficulty:  738481 , date:  "2015-06-22 08:09:15" },
  { height:  528598 , difficulty:  739636 , date:  "2015-06-22 08:09:17" },
  { height:  528599 , difficulty:  739457 , date:  "2015-06-22 08:09:37" },
  { height:  528600 , difficulty:  739301 , date:  "2015-06-22 08:10:52" },
  { height:  528601 , difficulty:  739189 , date:  "2015-06-22 08:11:03" },
  { height:  528602 , difficulty:  741695 , date:  "2015-06-22 08:11:07" },
  { height:  528603 , difficulty:  742012 , date:  "2015-06-22 08:13:18" },
  { height:  528604 , difficulty:  742221 , date:  "2015-06-22 08:13:51" },
  { height:  528605 , difficulty:  739140 , date:  "2015-06-22 08:14:17" },
  { height:  528606 , difficulty:  739836 , date:  "2015-06-22 08:14:38" },
  { height:  528607 , difficulty:  740189 , date:  "2015-06-22 08:14:53" },
  { height:  528608 , difficulty:  737303 , date:  "2015-06-22 08:15:21" },
  { height:  528609 , difficulty:  734656 , date:  "2015-06-22 08:17:40" },
  { height:  528610 , difficulty:  731861 , date:  "2015-06-22 08:17:43" },
  { height:  528611 , difficulty:  733166 , date:  "2015-06-22 08:18:13" },
  { height:  528612 , difficulty:  729900 , date:  "2015-06-22 08:18:15" },
  { height:  528613 , difficulty:  732272 , date:  "2015-06-22 08:18:28" },
  { height:  528614 , difficulty:  731022 , date:  "2015-06-22 08:18:46" },
  { height:  528615 , difficulty:  734434 , date:  "2015-06-22 08:20:49" },
  { height:  528616 , difficulty:  736219 , date:  "2015-06-22 08:20:51" },
  { height:  528617 , difficulty:  736672 , date:  "2015-06-22 08:21:29" },
  { height:  528618 , difficulty:  735044 , date:  "2015-06-22 08:22:56" },
  { height:  528619 , difficulty:  734353 , date:  "2015-06-22 08:22:59" },
  { height:  528620 , difficulty:  729682 , date:  "2015-06-22 08:23:20" },
  { height:  528621 , difficulty:  729066 , date:  "2015-06-22 08:23:37" },
  { height:  528622 , difficulty:  729725 , date:  "2015-06-22 08:23:46" },
  { height:  528623 , difficulty:  733902 , date:  "2015-06-22 08:24:05" },
  { height:  528624 , difficulty:  733390 , date:  "2015-06-22 08:24:09" },
  { height:  528625 , difficulty:  733951 , date:  "2015-06-22 08:24:24" },
  { height:  528626 , difficulty:  735103 , date:  "2015-06-22 08:24:51" },
  { height:  528627 , difficulty:  733974 , date:  "2015-06-22 08:30:50" },
  { height:  528628 , difficulty:  732997 , date:  "2015-06-22 08:30:54" },
  { height:  528629 , difficulty:  733197 , date:  "2015-06-22 08:31:51" },
  { height:  528630 , difficulty:  734433 , date:  "2015-06-22 08:32:12" },
  { height:  528631 , difficulty:  731927 , date:  "2015-06-22 08:32:23" },
  { height:  528632 , difficulty:  732610 , date:  "2015-06-22 08:32:46" },
  { height:  528633 , difficulty:  731328 , date:  "2015-06-22 08:33:41" },
  { height:  528634 , difficulty:  727962 , date:  "2015-06-22 08:36:33" },
  { height:  528635 , difficulty:  727382 , date:  "2015-06-22 08:36:40" },
  { height:  528636 , difficulty:  726948 , date:  "2015-06-22 08:36:45" },
  { height:  528637 , difficulty:  727764 , date:  "2015-06-22 08:37:53" },
  { height:  528638 , difficulty:  728940 , date:  "2015-06-22 08:37:58" },
  { height:  528639 , difficulty:  728955 , date:  "2015-06-22 08:38:18" },
  { height:  528640 , difficulty:  730030 , date:  "2015-06-22 08:39:38" },
  { height:  528641 , difficulty:  727788 , date:  "2015-06-22 08:40:34" },
  { height:  528642 , difficulty:  727990 , date:  "2015-06-22 08:41:02" },
  { height:  528643 , difficulty:  729380 , date:  "2015-06-22 08:42:11" },
  { height:  528644 , difficulty:  730953 , date:  "2015-06-22 08:43:19" },
  { height:  528645 , difficulty:  729408 , date:  "2015-06-22 08:43:38" },
  { height:  528646 , difficulty:  729898 , date:  "2015-06-22 08:44:53" },
  { height:  528647 , difficulty:  731642 , date:  "2015-06-22 08:48:32" },
  { height:  528648 , difficulty:  730284 , date:  "2015-06-22 08:49:17" },
  { height:  528649 , difficulty:  730425 , date:  "2015-06-22 08:50:00" },
  { height:  528650 , difficulty:  728901 , date:  "2015-06-22 08:51:21" },
  { height:  528651 , difficulty:  728312 , date:  "2015-06-22 08:53:13" },
  { height:  528652 , difficulty:  727244 , date:  "2015-06-22 08:54:03" },
  { height:  528653 , difficulty:  728794 , date:  "2015-06-22 08:54:09" },
  { height:  528654 , difficulty:  727998 , date:  "2015-06-22 08:54:23" },
  { height:  528655 , difficulty:  725576 , date:  "2015-06-22 08:54:54" },
  { height:  528656 , difficulty:  725724 , date:  "2015-06-22 08:55:51" },
  { height:  528657 , difficulty:  728628 , date:  "2015-06-22 08:56:09" },
  { height:  528658 , difficulty:  726722 , date:  "2015-06-22 08:56:24" },
  { height:  528659 , difficulty:  725827 , date:  "2015-06-22 08:57:28" },
  { height:  528660 , difficulty:  726758 , date:  "2015-06-22 08:58:19" },
  { height:  528661 , difficulty:  726830 , date:  "2015-06-22 09:00:03" },
  { height:  528662 , difficulty:  726712 , date:  "2015-06-22 09:00:07" },
  { height:  528663 , difficulty:  731023 , date:  "2015-06-22 09:00:11" },
  { height:  528664 , difficulty:  727300 , date:  "2015-06-22 09:02:15" },
  { height:  528665 , difficulty:  729215 , date:  "2015-06-22 09:03:10" },
  { height:  528666 , difficulty:  729998 , date:  "2015-06-22 09:03:30" },
  { height:  528667 , difficulty:  727974 , date:  "2015-06-22 09:04:17" },
  { height:  528668 , difficulty:  732307 , date:  "2015-06-22 09:05:21" },
  { height:  528669 , difficulty:  729959 , date:  "2015-06-22 09:06:07" },
  { height:  528670 , difficulty:  728072 , date:  "2015-06-22 09:06:17" },
  { height:  528671 , difficulty:  728906 , date:  "2015-06-22 09:08:01" },
  { height:  528672 , difficulty:  731652 , date:  "2015-06-22 09:08:14" },
  { height:  528673 , difficulty:  731266 , date:  "2015-06-22 09:09:11" },
  { height:  528674 , difficulty:  732422 , date:  "2015-06-22 09:10:22" },
  { height:  528675 , difficulty:  734189 , date:  "2015-06-22 09:11:59" },
  { height:  528676 , difficulty:  734013 , date:  "2015-06-22 09:13:17" },
  { height:  528677 , difficulty:  734565 , date:  "2015-06-22 09:13:54" },
  { height:  528678 , difficulty:  734770 , date:  "2015-06-22 09:14:28" },
  { height:  528679 , difficulty:  732241 , date:  "2015-06-22 09:15:44" },
  { height:  528680 , difficulty:  733568 , date:  "2015-06-22 09:17:47" },
  { height:  528681 , difficulty:  735167 , date:  "2015-06-22 09:19:35" },
  { height:  528682 , difficulty:  737955 , date:  "2015-06-22 09:20:07" },
  { height:  528683 , difficulty:  739086 , date:  "2015-06-22 09:20:09" },
  { height:  528684 , difficulty:  744408 , date:  "2015-06-22 09:20:31" },
  { height:  528685 , difficulty:  741580 , date:  "2015-06-22 09:22:00" },
  { height:  528686 , difficulty:  742105 , date:  "2015-06-22 09:22:26" },
  { height:  528687 , difficulty:  742015 , date:  "2015-06-22 09:23:12" },
  { height:  528688 , difficulty:  742732 , date:  "2015-06-22 09:26:55" },
  { height:  528689 , difficulty:  743779 , date:  "2015-06-22 09:26:58" },
  { height:  528690 , difficulty:  744246 , date:  "2015-06-22 09:27:06" },
  { height:  528691 , difficulty:  742622 , date:  "2015-06-22 09:28:48" },
  { height:  528692 , difficulty:  742934 , date:  "2015-06-22 09:30:09" },
  { height:  528693 , difficulty:  744318 , date:  "2015-06-22 09:30:42" },
  { height:  528694 , difficulty:  744928 , date:  "2015-06-22 09:31:31" },
  { height:  528695 , difficulty:  745040 , date:  "2015-06-22 09:31:35" },
  { height:  528696 , difficulty:  745338 , date:  "2015-06-22 09:32:11" },
  { height:  528697 , difficulty:  745101 , date:  "2015-06-22 09:32:19" },
  { height:  528698 , difficulty:  747823 , date:  "2015-06-22 09:33:38" },
  { height:  528699 , difficulty:  748289 , date:  "2015-06-22 09:34:39" },
  { height:  528700 , difficulty:  748514 , date:  "2015-06-22 09:35:35" },
  { height:  528701 , difficulty:  748888 , date:  "2015-06-22 09:35:38" },
  { height:  528702 , difficulty:  748505 , date:  "2015-06-22 09:36:49" },
  { height:  528703 , difficulty:  744449 , date:  "2015-06-22 09:38:37" },
  { height:  528704 , difficulty:  744472 , date:  "2015-06-22 09:40:04" },
  { height:  528705 , difficulty:  743315 , date:  "2015-06-22 09:40:29" },
  { height:  528706 , difficulty:  744952 , date:  "2015-06-22 09:41:13" },
  { height:  528707 , difficulty:  746182 , date:  "2015-06-22 09:41:16" },
  { height:  528708 , difficulty:  746136 , date:  "2015-06-22 09:43:06" },
  { height:  528709 , difficulty:  746237 , date:  "2015-06-22 09:43:07" },
  { height:  528710 , difficulty:  744645 , date:  "2015-06-22 09:43:53" },
  { height:  528711 , difficulty:  747211 , date:  "2015-06-22 09:44:15" },
  { height:  528712 , difficulty:  748382 , date:  "2015-06-22 09:45:47" },
  { height:  528713 , difficulty:  748797 , date:  "2015-06-22 09:46:01" },
  { height:  528714 , difficulty:  752412 , date:  "2015-06-22 09:46:07" },
  { height:  528715 , difficulty:  753258 , date:  "2015-06-22 09:47:24" },
  { height:  528716 , difficulty:  751933 , date:  "2015-06-22 09:48:01" },
  { height:  528717 , difficulty:  753676 , date:  "2015-06-22 09:48:29" },
  { height:  528718 , difficulty:  753400 , date:  "2015-06-22 09:49:20" },
  { height:  528719 , difficulty:  752932 , date:  "2015-06-22 09:49:38" },
  { height:  528720 , difficulty:  752403 , date:  "2015-06-22 09:49:41" },
  { height:  528721 , difficulty:  753144 , date:  "2015-06-22 09:49:54" },
  { height:  528722 , difficulty:  752914 , date:  "2015-06-22 09:50:02" },
  { height:  528723 , difficulty:  748738 , date:  "2015-06-22 09:50:05" },
  { height:  528724 , difficulty:  747927 , date:  "2015-06-22 09:51:24" },
  { height:  528725 , difficulty:  749586 , date:  "2015-06-22 09:51:28" },
  { height:  528726 , difficulty:  748657 , date:  "2015-06-22 09:51:50" },
  { height:  528727 , difficulty:  753774 , date:  "2015-06-22 09:52:01" },
  { height:  528728 , difficulty:  754806 , date:  "2015-06-22 09:53:12" },
  { height:  528729 , difficulty:  756222 , date:  "2015-06-22 09:53:13" },
  { height:  528730 , difficulty:  759271 , date:  "2015-06-22 09:53:25" },
  { height:  528731 , difficulty:  758997 , date:  "2015-06-22 09:56:30" },
  { height:  528732 , difficulty:  757833 , date:  "2015-06-22 09:56:34" },
  { height:  528733 , difficulty:  758126 , date:  "2015-06-22 09:56:36" },
  { height:  528734 , difficulty:  760290 , date:  "2015-06-22 09:57:41" },
  { height:  528735 , difficulty:  762865 , date:  "2015-06-22 09:58:14" },
  { height:  528736 , difficulty:  762633 , date:  "2015-06-22 09:59:14" },
  { height:  528737 , difficulty:  764477 , date:  "2015-06-22 09:59:22" },
  { height:  528738 , difficulty:  764966 , date:  "2015-06-22 09:59:43" },
  { height:  528739 , difficulty:  767743 , date:  "2015-06-22 10:00:11" },
  { height:  528740 , difficulty:  765963 , date:  "2015-06-22 10:00:33" },
  { height:  528741 , difficulty:  765034 , date:  "2015-06-22 10:00:34" },
  { height:  528742 , difficulty:  765629 , date:  "2015-06-22 10:02:59" },
  { height:  528743 , difficulty:  765951 , date:  "2015-06-22 10:03:23" },
  { height:  528744 , difficulty:  765374 , date:  "2015-06-22 10:05:03" },
  { height:  528745 , difficulty:  766425 , date:  "2015-06-22 10:05:09" },
  { height:  528746 , difficulty:  767593 , date:  "2015-06-22 10:06:32" },
  { height:  528747 , difficulty:  767785 , date:  "2015-06-22 10:06:36" },
  { height:  528748 , difficulty:  768786 , date:  "2015-06-22 10:07:06" },
  { height:  528749 , difficulty:  767958 , date:  "2015-06-22 10:07:19" },
  { height:  528750 , difficulty:  768572 , date:  "2015-06-22 10:08:50" },
  { height:  528751 , difficulty:  766499 , date:  "2015-06-22 10:11:31" },
  { height:  528752 , difficulty:  768529 , date:  "2015-06-22 10:12:13" },
  { height:  528753 , difficulty:  769101 , date:  "2015-06-22 10:13:05" },
  { height:  528754 , difficulty:  771487 , date:  "2015-06-22 10:14:03" },
  { height:  528755 , difficulty:  769892 , date:  "2015-06-22 10:14:41" },
  { height:  528756 , difficulty:  767231 , date:  "2015-06-22 10:15:40" },
  { height:  528757 , difficulty:  766747 , date:  "2015-06-22 10:16:32" },
  { height:  528758 , difficulty:  766314 , date:  "2015-06-22 10:17:21" },
  { height:  528759 , difficulty:  767910 , date:  "2015-06-22 10:19:49" },
  { height:  528760 , difficulty:  769482 , date:  "2015-06-22 10:19:52" },
  { height:  528761 , difficulty:  767666 , date:  "2015-06-22 10:19:54" },
  { height:  528762 , difficulty:  768866 , date:  "2015-06-22 10:20:26" },
  { height:  528763 , difficulty:  771421 , date:  "2015-06-22 10:21:10" },
  { height:  528764 , difficulty:  767268 , date:  "2015-06-22 10:22:41" },
  { height:  528765 , difficulty:  768032 , date:  "2015-06-22 10:26:06" },
  { height:  528766 , difficulty:  768175 , date:  "2015-06-22 10:26:40" },
  { height:  528767 , difficulty:  766971 , date:  "2015-06-22 10:27:30" },
  { height:  528768 , difficulty:  765500 , date:  "2015-06-22 10:28:20" },
  { height:  528769 , difficulty:  765282 , date:  "2015-06-22 10:28:23" },
  { height:  528770 , difficulty:  766109 , date:  "2015-06-22 10:28:50" },
  { height:  528771 , difficulty:  768190 , date:  "2015-06-22 10:29:53" },
  { height:  528772 , difficulty:  769320 , date:  "2015-06-22 10:31:41" },
  { height:  528773 , difficulty:  769352 , date:  "2015-06-22 10:31:48" },
  { height:  528774 , difficulty:  767815 , date:  "2015-06-22 10:31:52" },
  { height:  528775 , difficulty:  767371 , date:  "2015-06-22 10:32:26" },
  { height:  528776 , difficulty:  766672 , date:  "2015-06-22 10:33:02" },
  { height:  528777 , difficulty:  767245 , date:  "2015-06-22 10:33:29" },
  { height:  528778 , difficulty:  766114 , date:  "2015-06-22 10:33:45" },
  { height:  528779 , difficulty:  766161 , date:  "2015-06-22 10:33:52" },
  { height:  528780 , difficulty:  764714 , date:  "2015-06-22 10:34:08" },
  { height:  528781 , difficulty:  764462 , date:  "2015-06-22 10:35:25" },
  { height:  528782 , difficulty:  763811 , date:  "2015-06-22 10:36:22" },
  { height:  528783 , difficulty:  766893 , date:  "2015-06-22 10:36:48" },
  { height:  528784 , difficulty:  765494 , date:  "2015-06-22 10:37:26" },
  { height:  528785 , difficulty:  767339 , date:  "2015-06-22 10:38:07" },
  { height:  528786 , difficulty:  766390 , date:  "2015-06-22 10:38:27" },
  { height:  528787 , difficulty:  766262 , date:  "2015-06-22 10:40:02" },
  { height:  528788 , difficulty:  765658 , date:  "2015-06-22 10:43:29" },
  { height:  528789 , difficulty:  766915 , date:  "2015-06-22 10:43:32" },
  { height:  528790 , difficulty:  769351 , date:  "2015-06-22 10:44:02" },
  { height:  528791 , difficulty:  767711 , date:  "2015-06-22 10:44:41" },
  { height:  528792 , difficulty:  768051 , date:  "2015-06-22 10:47:09" },
  { height:  528793 , difficulty:  772590 , date:  "2015-06-22 10:48:49" },
  { height:  528794 , difficulty:  771950 , date:  "2015-06-22 10:48:52" },
  { height:  528795 , difficulty:  771632 , date:  "2015-06-22 10:49:09" },
  { height:  528796 , difficulty:  772348 , date:  "2015-06-22 10:49:23" },
  { height:  528797 , difficulty:  772193 , date:  "2015-06-22 10:50:08" },
  { height:  528798 , difficulty:  774253 , date:  "2015-06-22 10:50:39" },
  { height:  528799 , difficulty:  777358 , date:  "2015-06-22 10:52:25" },
  { height:  528800 , difficulty:  776044 , date:  "2015-06-22 10:52:31" },
  { height:  528801 , difficulty:  776041 , date:  "2015-06-22 10:53:06" },
  { height:  528802 , difficulty:  776794 , date:  "2015-06-22 10:56:07" },
  { height:  528803 , difficulty:  777476 , date:  "2015-06-22 10:56:12" },
  { height:  528804 , difficulty:  775998 , date:  "2015-06-22 10:56:25" },
  { height:  528805 , difficulty:  776826 , date:  "2015-06-22 10:57:06" },
  { height:  528806 , difficulty:  777970 , date:  "2015-06-22 10:57:58" },
  { height:  528807 , difficulty:  775832 , date:  "2015-06-22 10:58:07" },
  { height:  528808 , difficulty:  776017 , date:  "2015-06-22 11:01:09" },
  { height:  528809 , difficulty:  779466 , date:  "2015-06-22 11:02:15" },
  { height:  528810 , difficulty:  778072 , date:  "2015-06-22 11:02:21" },
  { height:  528811 , difficulty:  777522 , date:  "2015-06-22 11:02:22" },
  { height:  528812 , difficulty:  778555 , date:  "2015-06-22 11:03:16" },
  { height:  528813 , difficulty:  782561 , date:  "2015-06-22 11:04:05" },
  { height:  528814 , difficulty:  785180 , date:  "2015-06-22 11:04:09" },
  { height:  528815 , difficulty:  786656 , date:  "2015-06-22 11:04:21" },
  { height:  528816 , difficulty:  787729 , date:  "2015-06-22 11:04:36" },
  { height:  528817 , difficulty:  788754 , date:  "2015-06-22 11:05:32" },
  { height:  528818 , difficulty:  786105 , date:  "2015-06-22 11:07:47" },
  { height:  528819 , difficulty:  785893 , date:  "2015-06-22 11:07:49" },
  { height:  528820 , difficulty:  783688 , date:  "2015-06-22 11:10:51" },
  { height:  528821 , difficulty:  784919 , date:  "2015-06-22 11:12:52" },
  { height:  528822 , difficulty:  783599 , date:  "2015-06-22 11:12:55" },
  { height:  528823 , difficulty:  784032 , date:  "2015-06-22 11:13:41" },
  { height:  528824 , difficulty:  783806 , date:  "2015-06-22 11:18:23" },
  { height:  528825 , difficulty:  783910 , date:  "2015-06-22 11:19:16" },
  { height:  528826 , difficulty:  782250 , date:  "2015-06-22 11:20:04" },
  { height:  528827 , difficulty:  780828 , date:  "2015-06-22 11:20:41" },
  { height:  528828 , difficulty:  780495 , date:  "2015-06-22 11:21:16" },
  { height:  528829 , difficulty:  782509 , date:  "2015-06-22 11:21:28" },
  { height:  528830 , difficulty:  782393 , date:  "2015-06-22 11:24:03" },
  { height:  528831 , difficulty:  782580 , date:  "2015-06-22 11:24:53" },
  { height:  528832 , difficulty:  785518 , date:  "2015-06-22 11:25:08" },
  { height:  528833 , difficulty:  788717 , date:  "2015-06-22 11:25:58" },
  { height:  528834 , difficulty:  789031 , date:  "2015-06-22 11:34:58" },
  { height:  528835 , difficulty:  786967 , date:  "2015-06-22 11:35:57" },
  { height:  528836 , difficulty:  788553 , date:  "2015-06-22 11:37:45" },
  { height:  528837 , difficulty:  790548 , date:  "2015-06-22 11:38:55" },
  { height:  528838 , difficulty:  791354 , date:  "2015-06-22 11:39:04" },
  { height:  528839 , difficulty:  790512 , date:  "2015-06-22 11:39:09" },
  { height:  528840 , difficulty:  790264 , date:  "2015-06-22 11:39:21" },
  { height:  528841 , difficulty:  785640 , date:  "2015-06-22 11:39:22" },
  { height:  528842 , difficulty:  785156 , date:  "2015-06-22 11:39:52" },
  { height:  528843 , difficulty:  785144 , date:  "2015-06-22 11:40:10" },
  { height:  528844 , difficulty:  784351 , date:  "2015-06-22 11:41:39" },
  { height:  528845 , difficulty:  786273 , date:  "2015-06-22 11:48:05" },
  { height:  528846 , difficulty:  786119 , date:  "2015-06-22 11:48:11" },
  { height:  528847 , difficulty:  785027 , date:  "2015-06-22 11:50:12" },
  { height:  528848 , difficulty:  782673 , date:  "2015-06-22 11:50:36" },
  { height:  528849 , difficulty:  783589 , date:  "2015-06-22 11:53:48" },
  { height:  528850 , difficulty:  786627 , date:  "2015-06-22 11:53:53" },
  { height:  528851 , difficulty:  786645 , date:  "2015-06-22 11:54:51" },
  { height:  528852 , difficulty:  791258 , date:  "2015-06-22 11:55:36" },
  { height:  528853 , difficulty:  792498 , date:  "2015-06-22 11:55:42" },
  { height:  528854 , difficulty:  792320 , date:  "2015-06-22 11:58:52" },
  { height:  528855 , difficulty:  792719 , date:  "2015-06-22 11:58:53" },
  { height:  528856 , difficulty:  797591 , date:  "2015-06-22 12:00:05" },
  { height:  528857 , difficulty:  796388 , date:  "2015-06-22 12:00:49" },
  { height:  528858 , difficulty:  795551 , date:  "2015-06-22 12:01:15" },
  { height:  528859 , difficulty:  795231 , date:  "2015-06-22 12:02:13" },
  { height:  528860 , difficulty:  795394 , date:  "2015-06-22 12:02:24" },
  { height:  528861 , difficulty:  794906 , date:  "2015-06-22 12:02:50" },
  { height:  528862 , difficulty:  796471 , date:  "2015-06-22 12:02:54" },
  { height:  528863 , difficulty:  800579 , date:  "2015-06-22 12:02:55" },
  { height:  528864 , difficulty:  796506 , date:  "2015-06-22 12:04:07" },
  { height:  528865 , difficulty:  797156 , date:  "2015-06-22 12:04:19" },
  { height:  528866 , difficulty:  797347 , date:  "2015-06-22 12:04:23" },
  { height:  528867 , difficulty:  797195 , date:  "2015-06-22 12:05:09" },
  { height:  528868 , difficulty:  794001 , date:  "2015-06-22 12:09:18" },
  { height:  528869 , difficulty:  791852 , date:  "2015-06-22 12:09:24" },
  { height:  528870 , difficulty:  793899 , date:  "2015-06-22 12:09:41" },
  { height:  528871 , difficulty:  793977 , date:  "2015-06-22 12:10:33" },
  { height:  528872 , difficulty:  794561 , date:  "2015-06-22 12:11:18" },
  { height:  528873 , difficulty:  794756 , date:  "2015-06-22 12:13:01" },
  { height:  528874 , difficulty:  795150 , date:  "2015-06-22 12:13:04" },
  { height:  528875 , difficulty:  792814 , date:  "2015-06-22 12:13:06" },
  { height:  528876 , difficulty:  792998 , date:  "2015-06-22 12:15:31" },
  { height:  528877 , difficulty:  792344 , date:  "2015-06-22 12:17:02" },
  { height:  528878 , difficulty:  788721 , date:  "2015-06-22 12:17:07" },
  { height:  528879 , difficulty:  789119 , date:  "2015-06-22 12:20:07" },
  { height:  528880 , difficulty:  789017 , date:  "2015-06-22 12:20:18" },
  { height:  528881 , difficulty:  790936 , date:  "2015-06-22 12:21:19" },
  { height:  528882 , difficulty:  790030 , date:  "2015-06-22 12:22:42" },
  { height:  528883 , difficulty:  790525 , date:  "2015-06-22 12:23:25" },
  { height:  528884 , difficulty:  786477 , date:  "2015-06-22 12:25:28" },
  { height:  528885 , difficulty:  786761 , date:  "2015-06-22 12:26:35" },
  { height:  528886 , difficulty:  787631 , date:  "2015-06-22 12:31:23" },
  { height:  528887 , difficulty:  789659 , date:  "2015-06-22 12:31:40" },
  { height:  528888 , difficulty:  792101 , date:  "2015-06-22 12:32:11" },
  { height:  528889 , difficulty:  791250 , date:  "2015-06-22 12:32:48" },
  { height:  528890 , difficulty:  791480 , date:  "2015-06-22 12:33:19" },
  { height:  528891 , difficulty:  791833 , date:  "2015-06-22 12:33:29" },
  { height:  528892 , difficulty:  792165 , date:  "2015-06-22 12:35:40" },
  { height:  528893 , difficulty:  791284 , date:  "2015-06-22 12:35:43" },
  { height:  528894 , difficulty:  789547 , date:  "2015-06-22 12:40:33" },
  { height:  528895 , difficulty:  793987 , date:  "2015-06-22 12:40:35" },
  { height:  528896 , difficulty:  790493 , date:  "2015-06-22 12:40:42" },
  { height:  528897 , difficulty:  787882 , date:  "2015-06-22 12:42:46" },
  { height:  528898 , difficulty:  788410 , date:  "2015-06-22 12:45:02" },
  { height:  528899 , difficulty:  787921 , date:  "2015-06-22 12:46:50" },
  { height:  528900 , difficulty:  782109 , date:  "2015-06-22 12:48:14" },
  { height:  528901 , difficulty:  782902 , date:  "2015-06-22 12:49:33" },
  { height:  528902 , difficulty:  784065 , date:  "2015-06-22 12:49:40" },
  { height:  528903 , difficulty:  783712 , date:  "2015-06-22 12:50:37" },
  { height:  528904 , difficulty:  783313 , date:  "2015-06-22 12:52:37" },
  { height:  528905 , difficulty:  783480 , date:  "2015-06-22 12:55:40" },
  { height:  528906 , difficulty:  780176 , date:  "2015-06-22 12:55:45" },
  { height:  528907 , difficulty:  780921 , date:  "2015-06-22 12:56:59" },
  { height:  528908 , difficulty:  781816 , date:  "2015-06-22 13:00:18" },
  { height:  528909 , difficulty:  781591 , date:  "2015-06-22 13:00:49" },
  { height:  528910 , difficulty:  771316 , date:  "2015-06-22 13:01:47" },
  { height:  528911 , difficulty:  771728 , date:  "2015-06-22 13:02:01" },
  { height:  528912 , difficulty:  771469 , date:  "2015-06-22 13:02:33" },
  { height:  528913 , difficulty:  770519 , date:  "2015-06-22 13:03:38" },
  { height:  528914 , difficulty:  771773 , date:  "2015-06-22 13:05:54" },
  { height:  528915 , difficulty:  771946 , date:  "2015-06-22 13:06:13" },
  { height:  528916 , difficulty:  772186 , date:  "2015-06-22 13:06:29" },
  { height:  528917 , difficulty:  773387 , date:  "2015-06-22 13:06:47" },
  { height:  528918 , difficulty:  774069 , date:  "2015-06-22 13:06:49" },
  { height:  528919 , difficulty:  775954 , date:  "2015-06-22 13:08:04" },
  { height:  528920 , difficulty:  779165 , date:  "2015-06-22 13:08:17" },
  { height:  528921 , difficulty:  771975 , date:  "2015-06-22 13:09:30" },
  { height:  528922 , difficulty:  772356 , date:  "2015-06-22 13:10:31" },
  { height:  528923 , difficulty:  772576 , date:  "2015-06-22 13:10:44" },
  { height:  528924 , difficulty:  773286 , date:  "2015-06-22 13:11:32" },
  { height:  528925 , difficulty:  769332 , date:  "2015-06-22 13:14:40" },
  { height:  528926 , difficulty:  770160 , date:  "2015-06-22 13:14:59" },
  { height:  528927 , difficulty:  769179 , date:  "2015-06-22 13:15:02" },
  { height:  528928 , difficulty:  769796 , date:  "2015-06-22 13:15:45" },
  { height:  528929 , difficulty:  771424 , date:  "2015-06-22 13:15:49" },
  { height:  528930 , difficulty:  768009 , date:  "2015-06-22 13:16:25" },
  { height:  528931 , difficulty:  768362 , date:  "2015-06-22 13:17:58" },
  { height:  528932 , difficulty:  768063 , date:  "2015-06-22 13:18:37" },
  { height:  528933 , difficulty:  768471 , date:  "2015-06-22 13:18:49" },
  { height:  528934 , difficulty:  769565 , date:  "2015-06-22 13:18:54" },
  { height:  528935 , difficulty:  768613 , date:  "2015-06-22 13:21:13" },
  { height:  528936 , difficulty:  768618 , date:  "2015-06-22 13:25:29" },
  { height:  528937 , difficulty:  768665 , date:  "2015-06-22 13:25:32" },
  { height:  528938 , difficulty:  769049 , date:  "2015-06-22 13:26:36" },
  { height:  528939 , difficulty:  769691 , date:  "2015-06-22 13:29:54" },
  { height:  528940 , difficulty:  768350 , date:  "2015-06-22 13:29:59" },
  { height:  528941 , difficulty:  769206 , date:  "2015-06-22 13:30:07" },
  { height:  528942 , difficulty:  769795 , date:  "2015-06-22 13:32:51" },
  { height:  528943 , difficulty:  770162 , date:  "2015-06-22 13:34:03" },
  { height:  528944 , difficulty:  769723 , date:  "2015-06-22 13:34:13" },
  { height:  528945 , difficulty:  773764 , date:  "2015-06-22 13:35:17" },
  { height:  528946 , difficulty:  776944 , date:  "2015-06-22 13:35:46" },
  { height:  528947 , difficulty:  776089 , date:  "2015-06-22 13:36:44" },
  { height:  528948 , difficulty:  776568 , date:  "2015-06-22 13:38:14" },
  { height:  528949 , difficulty:  778248 , date:  "2015-06-22 13:38:26" },
  { height:  528950 , difficulty:  780002 , date:  "2015-06-22 13:38:27" },
  { height:  528951 , difficulty:  782238 , date:  "2015-06-22 13:38:30" },
  { height:  528952 , difficulty:  780340 , date:  "2015-06-22 13:39:07" },
  { height:  528953 , difficulty:  781178 , date:  "2015-06-22 13:41:18" },
  { height:  528954 , difficulty:  782558 , date:  "2015-06-22 13:42:58" },
  { height:  528955 , difficulty:  779530 , date:  "2015-06-22 13:43:43" },
  { height:  528956 , difficulty:  780512 , date:  "2015-06-22 13:45:19" },
  { height:  528957 , difficulty:  779657 , date:  "2015-06-22 13:47:02" },
  { height:  528958 , difficulty:  778482 , date:  "2015-06-22 13:48:01" },
  { height:  528959 , difficulty:  779276 , date:  "2015-06-22 13:48:12" },
  { height:  528960 , difficulty:  776784 , date:  "2015-06-22 13:51:33" },
  { height:  528961 , difficulty:  775586 , date:  "2015-06-22 13:53:14" },
  { height:  528962 , difficulty:  770475 , date:  "2015-06-22 13:53:53" },
  { height:  528963 , difficulty:  772760 , date:  "2015-06-22 13:55:31" },
  { height:  528964 , difficulty:  773323 , date:  "2015-06-22 13:58:18" },
  { height:  528965 , difficulty:  773617 , date:  "2015-06-22 13:58:23" },
  { height:  528966 , difficulty:  775719 , date:  "2015-06-22 13:58:39" },
  { height:  528967 , difficulty:  775742 , date:  "2015-06-22 14:00:20" },
  { height:  528968 , difficulty:  773037 , date:  "2015-06-22 14:01:36" },
  { height:  528969 , difficulty:  773435 , date:  "2015-06-22 14:02:43" },
  { height:  528970 , difficulty:  771362 , date:  "2015-06-22 14:03:29" },
  { height:  528971 , difficulty:  771657 , date:  "2015-06-22 14:07:06" },
  { height:  528972 , difficulty:  772191 , date:  "2015-06-22 14:09:12" },
  { height:  528973 , difficulty:  769729 , date:  "2015-06-22 14:11:01" },
  { height:  528974 , difficulty:  767658 , date:  "2015-06-22 14:11:58" },
  { height:  528975 , difficulty:  765882 , date:  "2015-06-22 14:12:33" },
  { height:  528976 , difficulty:  764386 , date:  "2015-06-22 14:14:32" },
  { height:  528977 , difficulty:  763420 , date:  "2015-06-22 14:15:37" },
  { height:  528978 , difficulty:  769375 , date:  "2015-06-22 14:16:20" },
  { height:  528979 , difficulty:  768443 , date:  "2015-06-22 14:17:02" },
  { height:  528980 , difficulty:  766222 , date:  "2015-06-22 14:18:15" },
  { height:  528981 , difficulty:  763798 , date:  "2015-06-22 14:18:35" },
  { height:  528982 , difficulty:  764407 , date:  "2015-06-22 14:18:47" },
  { height:  528983 , difficulty:  763326 , date:  "2015-06-22 14:19:58" },
  { height:  528984 , difficulty:  759371 , date:  "2015-06-22 14:21:55" },
  { height:  528985 , difficulty:  759142 , date:  "2015-06-22 14:22:30" },
  { height:  528986 , difficulty:  758322 , date:  "2015-06-22 14:23:21" },
  { height:  528987 , difficulty:  759214 , date:  "2015-06-22 14:24:03" },
  { height:  528988 , difficulty:  759164 , date:  "2015-06-22 14:25:04" },
  { height:  528989 , difficulty:  762505 , date:  "2015-06-22 14:25:05" },
  { height:  528990 , difficulty:  761631 , date:  "2015-06-22 14:25:51" },
  { height:  528991 , difficulty:  764142 , date:  "2015-06-22 14:28:39" },
  { height:  528992 , difficulty:  764278 , date:  "2015-06-22 14:29:30" },
  { height:  528993 , difficulty:  771348 , date:  "2015-06-22 14:29:58" },
  { height:  528994 , difficulty:  772010 , date:  "2015-06-22 14:36:52" },
  { height:  528995 , difficulty:  771553 , date:  "2015-06-22 14:39:39" },
  { height:  528996 , difficulty:  772675 , date:  "2015-06-22 14:40:17" },
  { height:  528997 , difficulty:  772328 , date:  "2015-06-22 14:40:31" },
  { height:  528998 , difficulty:  773749 , date:  "2015-06-22 14:40:50" },
  { height:  528999 , difficulty:  775535 , date:  "2015-06-22 14:40:54" },
  { height:  529000 , difficulty:  775121 , date:  "2015-06-22 14:41:03" },
  { height:  529001 , difficulty:  771992 , date:  "2015-06-22 14:42:07" },
  { height:  529002 , difficulty:  772719 , date:  "2015-06-22 14:42:32" },
  { height:  529003 , difficulty:  774619 , date:  "2015-06-22 14:42:44" },
  { height:  529004 , difficulty:  773861 , date:  "2015-06-22 14:43:49" },
  { height:  529005 , difficulty:  775921 , date:  "2015-06-22 14:44:03" },
  { height:  529006 , difficulty:  775439 , date:  "2015-06-22 14:44:12" },
  { height:  529007 , difficulty:  778952 , date:  "2015-06-22 14:45:17" },
  { height:  529008 , difficulty:  778531 , date:  "2015-06-22 14:46:16" },
  { height:  529009 , difficulty:  778422 , date:  "2015-06-22 14:47:18" },
  { height:  529010 , difficulty:  779484 , date:  "2015-06-22 14:50:36" },
  { height:  529011 , difficulty:  777315 , date:  "2015-06-22 14:50:47" },
  { height:  529012 , difficulty:  773343 , date:  "2015-06-22 14:51:08" },
  { height:  529013 , difficulty:  773457 , date:  "2015-06-22 14:51:11" },
  { height:  529014 , difficulty:  772797 , date:  "2015-06-22 14:51:23" },
  { height:  529015 , difficulty:  769701 , date:  "2015-06-22 14:51:48" },
  { height:  529016 , difficulty:  769813 , date:  "2015-06-22 14:52:21" },
  { height:  529017 , difficulty:  769816 , date:  "2015-06-22 14:52:34" },
  { height:  529018 , difficulty:  768053 , date:  "2015-06-22 14:52:38" },
  { height:  529019 , difficulty:  766619 , date:  "2015-06-22 14:54:01" },
  { height:  529020 , difficulty:  766669 , date:  "2015-06-22 14:54:10" },
  { height:  529021 , difficulty:  766644 , date:  "2015-06-22 14:55:22" },
  { height:  529022 , difficulty:  766344 , date:  "2015-06-22 14:58:42" },
  { height:  529023 , difficulty:  768150 , date:  "2015-06-22 14:58:51" },
  { height:  529024 , difficulty:  767502 , date:  "2015-06-22 15:01:02" },
  { height:  529025 , difficulty:  769518 , date:  "2015-06-22 15:02:32" },
  { height:  529026 , difficulty:  769774 , date:  "2015-06-22 15:02:48" },
  { height:  529027 , difficulty:  771103 , date:  "2015-06-22 15:03:09" },
  { height:  529028 , difficulty:  770985 , date:  "2015-06-22 15:04:50" },
  { height:  529029 , difficulty:  769189 , date:  "2015-06-22 15:05:22" },
  { height:  529030 , difficulty:  768841 , date:  "2015-06-22 15:05:42" },
  { height:  529031 , difficulty:  769971 , date:  "2015-06-22 15:07:09" },
  { height:  529032 , difficulty:  773849 , date:  "2015-06-22 15:07:51" },
  { height:  529033 , difficulty:  772583 , date:  "2015-06-22 15:09:19" },
  { height:  529034 , difficulty:  772703 , date:  "2015-06-22 15:09:43" },
  { height:  529035 , difficulty:  774099 , date:  "2015-06-22 15:09:48" },
  { height:  529036 , difficulty:  770831 , date:  "2015-06-22 15:09:55" },
  { height:  529037 , difficulty:  769046 , date:  "2015-06-22 15:10:37" },
  { height:  529038 , difficulty:  769061 , date:  "2015-06-22 15:10:55" },
  { height:  529039 , difficulty:  767975 , date:  "2015-06-22 15:11:14" },
  { height:  529040 , difficulty:  765490 , date:  "2015-06-22 15:11:34" },
  { height:  529041 , difficulty:  765514 , date:  "2015-06-22 15:14:44" },
  { height:  529042 , difficulty:  765373 , date:  "2015-06-22 15:14:55" },
  { height:  529043 , difficulty:  765315 , date:  "2015-06-22 15:16:51" },
  { height:  529044 , difficulty:  764521 , date:  "2015-06-22 15:17:07" },
  { height:  529045 , difficulty:  763923 , date:  "2015-06-22 15:17:42" },
  { height:  529046 , difficulty:  764484 , date:  "2015-06-22 15:17:48" },
  { height:  529047 , difficulty:  760228 , date:  "2015-06-22 15:18:57" },
  { height:  529048 , difficulty:  758124 , date:  "2015-06-22 15:20:18" },
  { height:  529049 , difficulty:  756356 , date:  "2015-06-22 15:20:36" },
  { height:  529050 , difficulty:  757361 , date:  "2015-06-22 15:20:40" },
  { height:  529051 , difficulty:  757899 , date:  "2015-06-22 15:22:44" },
  { height:  529052 , difficulty:  755990 , date:  "2015-06-22 15:25:13" },
  { height:  529053 , difficulty:  756394 , date:  "2015-06-22 15:25:17" },
  { height:  529054 , difficulty:  757342 , date:  "2015-06-22 15:25:36" },
  { height:  529055 , difficulty:  757215 , date:  "2015-06-22 15:26:06" },
  { height:  529056 , difficulty:  756560 , date:  "2015-06-22 15:26:44" },
  { height:  529057 , difficulty:  757268 , date:  "2015-06-22 15:26:50" },
  { height:  529058 , difficulty:  760919 , date:  "2015-06-22 15:27:10" },
  { height:  529059 , difficulty:  759617 , date:  "2015-06-22 15:28:37" },
  { height:  529060 , difficulty:  757951 , date:  "2015-06-22 15:28:38" },
  { height:  529061 , difficulty:  757755 , date:  "2015-06-22 15:29:13" },
  { height:  529062 , difficulty:  757871 , date:  "2015-06-22 15:29:15" },
  { height:  529063 , difficulty:  757146 , date:  "2015-06-22 15:29:43" },
  { height:  529064 , difficulty:  757388 , date:  "2015-06-22 15:30:07" },
  { height:  529065 , difficulty:  758375 , date:  "2015-06-22 15:31:16" },
  { height:  529066 , difficulty:  757740 , date:  "2015-06-22 15:31:19" },
  { height:  529067 , difficulty:  756632 , date:  "2015-06-22 15:34:05" },
  { height:  529068 , difficulty:  755715 , date:  "2015-06-22 15:34:27" },
  { height:  529069 , difficulty:  755555 , date:  "2015-06-22 15:34:34" },
  { height:  529070 , difficulty:  747596 , date:  "2015-06-22 15:36:53" },
  { height:  529071 , difficulty:  745847 , date:  "2015-06-22 15:37:25" },
  { height:  529072 , difficulty:  745614 , date:  "2015-06-22 15:37:44" },
  { height:  529073 , difficulty:  745543 , date:  "2015-06-22 15:39:45" },
  { height:  529074 , difficulty:  745841 , date:  "2015-06-22 15:40:03" },
  { height:  529075 , difficulty:  747696 , date:  "2015-06-22 15:40:15" },
  { height:  529076 , difficulty:  750177 , date:  "2015-06-22 15:43:04" },
  { height:  529077 , difficulty:  751364 , date:  "2015-06-22 15:43:23" },
  { height:  529078 , difficulty:  754885 , date:  "2015-06-22 15:43:27" },
  { height:  529079 , difficulty:  754880 , date:  "2015-06-22 15:45:52" },
  { height:  529080 , difficulty:  754435 , date:  "2015-06-22 15:46:30" },
  { height:  529081 , difficulty:  754365 , date:  "2015-06-22 15:48:53" },
  { height:  529082 , difficulty:  755333 , date:  "2015-06-22 15:49:24" },
  { height:  529083 , difficulty:  756987 , date:  "2015-06-22 15:49:25" },
  { height:  529084 , difficulty:  756171 , date:  "2015-06-22 15:54:25" },
  { height:  529085 , difficulty:  755411 , date:  "2015-06-22 15:55:09" },
  { height:  529086 , difficulty:  751535 , date:  "2015-06-22 15:57:12" },
  { height:  529087 , difficulty:  753136 , date:  "2015-06-22 15:57:59" },
  { height:  529088 , difficulty:  753775 , date:  "2015-06-22 15:59:44" },
  { height:  529089 , difficulty:  754187 , date:  "2015-06-22 16:01:02" },
  { height:  529090 , difficulty:  755558 , date:  "2015-06-22 16:01:34" },
  { height:  529091 , difficulty:  760544 , date:  "2015-06-22 16:01:47" },
  { height:  529092 , difficulty:  763840 , date:  "2015-06-22 16:02:14" },
  { height:  529093 , difficulty:  763665 , date:  "2015-06-22 16:03:36" },
  { height:  529094 , difficulty:  764725 , date:  "2015-06-22 16:04:12" },
  { height:  529095 , difficulty:  764181 , date:  "2015-06-22 16:04:58" },
  { height:  529096 , difficulty:  764149 , date:  "2015-06-22 16:05:36" },
  { height:  529097 , difficulty:  762799 , date:  "2015-06-22 16:06:04" },
  { height:  529098 , difficulty:  759488 , date:  "2015-06-22 16:06:48" },
  { height:  529099 , difficulty:  759420 , date:  "2015-06-22 16:06:53" },
  { height:  529100 , difficulty:  757442 , date:  "2015-06-22 16:08:24" },
  { height:  529101 , difficulty:  755835 , date:  "2015-06-22 16:08:32" },
  { height:  529102 , difficulty:  756632 , date:  "2015-06-22 16:09:52" },
  { height:  529103 , difficulty:  756449 , date:  "2015-06-22 16:12:39" },
  { height:  529104 , difficulty:  755243 , date:  "2015-06-22 16:14:04" },
  { height:  529105 , difficulty:  755141 , date:  "2015-06-22 16:14:05" },
  { height:  529106 , difficulty:  756874 , date:  "2015-06-22 16:14:08" },
  { height:  529107 , difficulty:  755148 , date:  "2015-06-22 16:15:47" },
  { height:  529108 , difficulty:  756377 , date:  "2015-06-22 16:16:03" },
  { height:  529109 , difficulty:  754749 , date:  "2015-06-22 16:16:42" },
  { height:  529110 , difficulty:  754934 , date:  "2015-06-22 16:16:49" },
  { height:  529111 , difficulty:  757606 , date:  "2015-06-22 16:17:30" },
  { height:  529112 , difficulty:  757958 , date:  "2015-06-22 16:17:35" },
  { height:  529113 , difficulty:  759141 , date:  "2015-06-22 16:17:44" },
  { height:  529114 , difficulty:  759567 , date:  "2015-06-22 16:18:27" },
  { height:  529115 , difficulty:  759422 , date:  "2015-06-22 16:18:29" },
  { height:  529116 , difficulty:  759949 , date:  "2015-06-22 16:19:16" },
  { height:  529117 , difficulty:  757448 , date:  "2015-06-22 16:20:40" },
  { height:  529118 , difficulty:  757631 , date:  "2015-06-22 16:20:56" },
  { height:  529119 , difficulty:  756354 , date:  "2015-06-22 16:21:31" },
  { height:  529120 , difficulty:  757811 , date:  "2015-06-22 16:23:10" },
  { height:  529121 , difficulty:  757654 , date:  "2015-06-22 16:24:11" },
  { height:  529122 , difficulty:  758899 , date:  "2015-06-22 16:24:56" },
  { height:  529123 , difficulty:  757494 , date:  "2015-06-22 16:26:35" },
  { height:  529124 , difficulty:  755921 , date:  "2015-06-22 16:26:38" },
  { height:  529125 , difficulty:  756475 , date:  "2015-06-22 16:28:11" },
  { height:  529126 , difficulty:  756740 , date:  "2015-06-22 16:28:12" },
  { height:  529127 , difficulty:  755480 , date:  "2015-06-22 16:28:27" },
  { height:  529128 , difficulty:  752479 , date:  "2015-06-22 16:30:30" },
  { height:  529129 , difficulty:  754119 , date:  "2015-06-22 16:30:48" },
  { height:  529130 , difficulty:  754667 , date:  "2015-06-22 16:33:40" },
  { height:  529131 , difficulty:  759418 , date:  "2015-06-22 16:34:49" },
  { height:  529132 , difficulty:  759229 , date:  "2015-06-22 16:35:02" },
  { height:  529133 , difficulty:  759146 , date:  "2015-06-22 16:35:54" },
  { height:  529134 , difficulty:  761389 , date:  "2015-06-22 16:36:33" },
  { height:  529135 , difficulty:  759996 , date:  "2015-06-22 16:36:35" },
  { height:  529136 , difficulty:  760096 , date:  "2015-06-22 16:37:34" },
  { height:  529137 , difficulty:  761462 , date:  "2015-06-22 16:38:30" },
  { height:  529138 , difficulty:  763067 , date:  "2015-06-22 16:38:40" },
  { height:  529139 , difficulty:  765527 , date:  "2015-06-22 16:39:05" },
  { height:  529140 , difficulty:  765195 , date:  "2015-06-22 16:39:59" },
  { height:  529141 , difficulty:  767559 , date:  "2015-06-22 16:40:03" },
  { height:  529142 , difficulty:  767567 , date:  "2015-06-22 16:40:33" },
  { height:  529143 , difficulty:  766095 , date:  "2015-06-22 16:42:46" },
  { height:  529144 , difficulty:  767624 , date:  "2015-06-22 16:45:10" },
  { height:  529145 , difficulty:  768490 , date:  "2015-06-22 16:46:49" },
  { height:  529146 , difficulty:  766291 , date:  "2015-06-22 16:48:22" },
  { height:  529147 , difficulty:  765918 , date:  "2015-06-22 16:48:25" },
  { height:  529148 , difficulty:  766230 , date:  "2015-06-22 16:48:31" },
  { height:  529149 , difficulty:  765192 , date:  "2015-06-22 16:48:59" },
  { height:  529150 , difficulty:  766593 , date:  "2015-06-22 16:49:25" },
  { height:  529151 , difficulty:  766329 , date:  "2015-06-22 16:51:34" },
  { height:  529152 , difficulty:  762999 , date:  "2015-06-22 16:53:24" },
  { height:  529153 , difficulty:  763023 , date:  "2015-06-22 16:53:29" },
  { height:  529154 , difficulty:  764143 , date:  "2015-06-22 16:53:57" },
  { height:  529155 , difficulty:  762267 , date:  "2015-06-22 16:54:40" },
  { height:  529156 , difficulty:  761666 , date:  "2015-06-22 16:55:11" },
  { height:  529157 , difficulty:  759401 , date:  "2015-06-22 16:55:17" },
  { height:  529158 , difficulty:  759644 , date:  "2015-06-22 16:56:07" },
  { height:  529159 , difficulty:  759769 , date:  "2015-06-22 16:56:13" },
  { height:  529160 , difficulty:  755536 , date:  "2015-06-22 16:56:29" },
  { height:  529161 , difficulty:  756428 , date:  "2015-06-22 16:56:47" },
  { height:  529162 , difficulty:  754622 , date:  "2015-06-22 16:57:19" },
  { height:  529163 , difficulty:  753701 , date:  "2015-06-22 16:58:15" },
  { height:  529164 , difficulty:  752391 , date:  "2015-06-22 16:58:37" },
  { height:  529165 , difficulty:  750816 , date:  "2015-06-22 16:59:10" },
  { height:  529166 , difficulty:  752853 , date:  "2015-06-22 16:59:18" },
  { height:  529167 , difficulty:  754772 , date:  "2015-06-22 16:59:57" },
  { height:  529168 , difficulty:  754541 , date:  "2015-06-22 17:00:10" },
  { height:  529169 , difficulty:  753833 , date:  "2015-06-22 17:01:48" },
  { height:  529170 , difficulty:  754185 , date:  "2015-06-22 17:01:55" },
  { height:  529171 , difficulty:  755327 , date:  "2015-06-22 17:02:09" },
  { height:  529172 , difficulty:  755450 , date:  "2015-06-22 17:02:48" },
  { height:  529173 , difficulty:  758286 , date:  "2015-06-22 17:04:16" },
  { height:  529174 , difficulty:  758255 , date:  "2015-06-22 17:06:22" },
  { height:  529175 , difficulty:  761318 , date:  "2015-06-22 17:07:29" },
  { height:  529176 , difficulty:  759510 , date:  "2015-06-22 17:07:58" },
  { height:  529177 , difficulty:  760121 , date:  "2015-06-22 17:08:27" },
  { height:  529178 , difficulty:  760863 , date:  "2015-06-22 17:09:02" },
  { height:  529179 , difficulty:  757754 , date:  "2015-06-22 17:09:06" },
  { height:  529180 , difficulty:  756335 , date:  "2015-06-22 17:09:29" },
  { height:  529181 , difficulty:  758291 , date:  "2015-06-22 17:10:56" },
  { height:  529182 , difficulty:  758329 , date:  "2015-06-22 17:11:50" },
  { height:  529183 , difficulty:  756916 , date:  "2015-06-22 17:14:38" },
  { height:  529184 , difficulty:  758229 , date:  "2015-06-22 17:14:54" },
  { height:  529185 , difficulty:  759102 , date:  "2015-06-22 17:15:49" },
  { height:  529186 , difficulty:  761242 , date:  "2015-06-22 17:16:32" },
  { height:  529187 , difficulty:  761154 , date:  "2015-06-22 17:16:37" },
  { height:  529188 , difficulty:  761743 , date:  "2015-06-22 17:18:48" },
  { height:  529189 , difficulty:  761892 , date:  "2015-06-22 17:23:12" },
  { height:  529190 , difficulty:  769284 , date:  "2015-06-22 17:23:38" },
  { height:  529191 , difficulty:  770227 , date:  "2015-06-22 17:25:04" },
  { height:  529192 , difficulty:  771326 , date:  "2015-06-22 17:25:22" },
  { height:  529193 , difficulty:  773516 , date:  "2015-06-22 17:30:15" },
  { height:  529194 , difficulty:  774820 , date:  "2015-06-22 17:30:22" },
  { height:  529195 , difficulty:  776015 , date:  "2015-06-22 17:31:03" },
  { height:  529196 , difficulty:  787439 , date:  "2015-06-22 17:31:12" },
  { height:  529197 , difficulty:  786184 , date:  "2015-06-22 17:31:40" },
  { height:  529198 , difficulty:  786852 , date:  "2015-06-22 17:33:23" },
  { height:  529199 , difficulty:  784971 , date:  "2015-06-22 17:33:31" },
  { height:  529200 , difficulty:  786261 , date:  "2015-06-22 17:34:01" },
  { height:  529201 , difficulty:  784784 , date:  "2015-06-22 17:35:25" },
  { height:  529202 , difficulty:  787046 , date:  "2015-06-22 17:35:30" },
  { height:  529203 , difficulty:  786758 , date:  "2015-06-22 17:37:17" },
  { height:  529204 , difficulty:  787843 , date:  "2015-06-22 17:38:21" },
  { height:  529205 , difficulty:  787509 , date:  "2015-06-22 17:39:05" },
  { height:  529206 , difficulty:  784002 , date:  "2015-06-22 17:39:22" },
  { height:  529207 , difficulty:  786253 , date:  "2015-06-22 17:39:37" },
  { height:  529208 , difficulty:  789535 , date:  "2015-06-22 17:41:31" },
  { height:  529209 , difficulty:  791539 , date:  "2015-06-22 17:41:45" },
  { height:  529210 , difficulty:  790881 , date:  "2015-06-22 17:43:25" },
  { height:  529211 , difficulty:  794966 , date:  "2015-06-22 17:44:11" },
  { height:  529212 , difficulty:  793676 , date:  "2015-06-22 17:44:28" },
  { height:  529213 , difficulty:  794070 , date:  "2015-06-22 17:44:39" },
  { height:  529214 , difficulty:  794007 , date:  "2015-06-22 17:46:01" },
  { height:  529215 , difficulty:  795194 , date:  "2015-06-22 17:47:14" },
  { height:  529216 , difficulty:  794008 , date:  "2015-06-22 17:51:45" },
  { height:  529217 , difficulty:  796497 , date:  "2015-06-22 17:51:46" },
  { height:  529218 , difficulty:  796747 , date:  "2015-06-22 17:54:20" },
  { height:  529219 , difficulty:  799718 , date:  "2015-06-22 17:55:29" },
  { height:  529220 , difficulty:  800251 , date:  "2015-06-22 17:55:39" },
  { height:  529221 , difficulty:  798382 , date:  "2015-06-22 17:55:43" },
  { height:  529222 , difficulty:  796473 , date:  "2015-06-22 17:57:57" },
  { height:  529223 , difficulty:  798017 , date:  "2015-06-22 18:02:22" },
  { height:  529224 , difficulty:  798962 , date:  "2015-06-22 18:02:25" },
  { height:  529225 , difficulty:  798488 , date:  "2015-06-22 18:02:50" },
  { height:  529226 , difficulty:  799299 , date:  "2015-06-22 18:04:33" },
  { height:  529227 , difficulty:  797640 , date:  "2015-06-22 18:05:05" },
  { height:  529228 , difficulty:  795266 , date:  "2015-06-22 18:05:11" },
  { height:  529229 , difficulty:  795618 , date:  "2015-06-22 18:06:28" },
  { height:  529230 , difficulty:  798082 , date:  "2015-06-22 18:06:34" },
  { height:  529231 , difficulty:  797301 , date:  "2015-06-22 18:06:50" },
  { height:  529232 , difficulty:  798165 , date:  "2015-06-22 18:07:03" },
  { height:  529233 , difficulty:  802272 , date:  "2015-06-22 18:07:49" },
  { height:  529234 , difficulty:  802108 , date:  "2015-06-22 18:08:29" },
  { height:  529235 , difficulty:  803141 , date:  "2015-06-22 18:08:52" },
  { height:  529236 , difficulty:  802969 , date:  "2015-06-22 18:08:57" },
  { height:  529237 , difficulty:  808167 , date:  "2015-06-22 18:10:32" },
  { height:  529238 , difficulty:  807632 , date:  "2015-06-22 18:11:17" },
  { height:  529239 , difficulty:  806596 , date:  "2015-06-22 18:11:39" },
  { height:  529240 , difficulty:  808912 , date:  "2015-06-22 18:12:03" },
  { height:  529241 , difficulty:  809035 , date:  "2015-06-22 18:12:06" },
  { height:  529242 , difficulty:  810211 , date:  "2015-06-22 18:12:18" },
  { height:  529243 , difficulty:  809434 , date:  "2015-06-22 18:12:33" },
  { height:  529244 , difficulty:  811098 , date:  "2015-06-22 18:13:25" },
  { height:  529245 , difficulty:  808884 , date:  "2015-06-22 18:13:29" },
  { height:  529246 , difficulty:  808798 , date:  "2015-06-22 18:13:56" },
  { height:  529247 , difficulty:  812985 , date:  "2015-06-22 18:16:06" },
  { height:  529248 , difficulty:  812180 , date:  "2015-06-22 18:16:09" },
  { height:  529249 , difficulty:  812854 , date:  "2015-06-22 18:18:06" },
  { height:  529250 , difficulty:  811268 , date:  "2015-06-22 18:18:17" },
  { height:  529251 , difficulty:  811375 , date:  "2015-06-22 18:20:15" },
  { height:  529252 , difficulty:  811143 , date:  "2015-06-22 18:24:01" },
  { height:  529253 , difficulty:  813455 , date:  "2015-06-22 18:24:04" },
  { height:  529254 , difficulty:  817195 , date:  "2015-06-22 18:24:18" },
  { height:  529255 , difficulty:  817172 , date:  "2015-06-22 18:25:17" },
  { height:  529256 , difficulty:  816976 , date:  "2015-06-22 18:28:27" },
  { height:  529257 , difficulty:  817437 , date:  "2015-06-22 18:28:52" },
  { height:  529258 , difficulty:  817361 , date:  "2015-06-22 18:31:10" },
  { height:  529259 , difficulty:  814128 , date:  "2015-06-22 18:31:55" },
  { height:  529260 , difficulty:  814171 , date:  "2015-06-22 18:32:40" },
  { height:  529261 , difficulty:  813494 , date:  "2015-06-22 18:32:59" },
  { height:  529262 , difficulty:  813356 , date:  "2015-06-22 18:33:17" },
  { height:  529263 , difficulty:  817775 , date:  "2015-06-22 18:36:22" },
  { height:  529264 , difficulty:  815033 , date:  "2015-06-22 18:37:29" },
  { height:  529265 , difficulty:  809623 , date:  "2015-06-22 18:39:19" },
  { height:  529266 , difficulty:  813331 , date:  "2015-06-22 18:40:12" },
  { height:  529267 , difficulty:  812209 , date:  "2015-06-22 18:42:50" },
  { height:  529268 , difficulty:  814745 , date:  "2015-06-22 18:49:24" },
  { height:  529269 , difficulty:  813187 , date:  "2015-06-22 19:03:21" },
  { height:  529270 , difficulty:  813156 , date:  "2015-06-22 19:10:02" },
  { height:  529271 , difficulty:  812839 , date:  "2015-06-22 19:10:18" },
  { height:  529272 , difficulty:  813408 , date:  "2015-06-22 19:10:25" },
  { height:  529273 , difficulty:  812864 , date:  "2015-06-22 19:10:42" },
  { height:  529274 , difficulty:  810954 , date:  "2015-06-22 19:13:04" },
  { height:  529275 , difficulty:  812644 , date:  "2015-06-22 19:17:49" },
  { height:  529276 , difficulty:  812271 , date:  "2015-06-22 19:18:47" },
  { height:  529277 , difficulty:  810428 , date:  "2015-06-22 19:21:22" },
  { height:  529278 , difficulty:  813535 , date:  "2015-06-22 19:21:55" },
  { height:  529279 , difficulty:  811833 , date:  "2015-06-22 19:23:50" },
  { height:  529280 , difficulty:  811008 , date:  "2015-06-22 19:24:18" },
  { height:  529281 , difficulty:  810542 , date:  "2015-06-22 19:26:46" },
  { height:  529282 , difficulty:  810572 , date:  "2015-06-22 19:27:02" },
  { height:  529283 , difficulty:  810970 , date:  "2015-06-22 19:29:34" },
  { height:  529284 , difficulty:  811666 , date:  "2015-06-22 19:29:37" },
  { height:  529285 , difficulty:  811508 , date:  "2015-06-22 19:29:44" },
  { height:  529286 , difficulty:  809935 , date:  "2015-06-22 19:31:02" },
  { height:  529287 , difficulty:  809001 , date:  "2015-06-22 19:31:58" },
  { height:  529288 , difficulty:  809014 , date:  "2015-06-22 19:32:01" },
  { height:  529289 , difficulty:  809292 , date:  "2015-06-22 19:35:37" },
  { height:  529290 , difficulty:  810376 , date:  "2015-06-22 19:37:29" },
  { height:  529291 , difficulty:  808787 , date:  "2015-06-22 19:37:30" },
  { height:  529292 , difficulty:  803380 , date:  "2015-06-22 19:39:11" },
  { height:  529293 , difficulty:  805512 , date:  "2015-06-22 19:39:14" },
  { height:  529294 , difficulty:  802073 , date:  "2015-06-22 19:39:35" },
  { height:  529295 , difficulty:  801074 , date:  "2015-06-22 19:39:51" },
  { height:  529296 , difficulty:  801362 , date:  "2015-06-22 19:40:09" },
  { height:  529297 , difficulty:  801599 , date:  "2015-06-22 19:41:31" },
  { height:  529298 , difficulty:  799031 , date:  "2015-06-22 19:41:54" },
  { height:  529299 , difficulty:  793131 , date:  "2015-06-22 19:43:40" },
  { height:  529300 , difficulty:  793518 , date:  "2015-06-22 19:44:50" },
  { height:  529301 , difficulty:  793674 , date:  "2015-06-22 19:46:08" },
  { height:  529302 , difficulty:  799690 , date:  "2015-06-22 19:46:17" },
  { height:  529303 , difficulty:  799153 , date:  "2015-06-22 19:47:20" },
  { height:  529304 , difficulty:  800446 , date:  "2015-06-22 19:48:10" },
  { height:  529305 , difficulty:  799251 , date:  "2015-06-22 19:49:53" },
  { height:  529306 , difficulty:  799482 , date:  "2015-06-22 19:50:20" },
  { height:  529307 , difficulty:  799758 , date:  "2015-06-22 19:51:08" },
  { height:  529308 , difficulty:  800851 , date:  "2015-06-22 19:51:51" },
  { height:  529309 , difficulty:  803925 , date:  "2015-06-22 19:52:00" },
  { height:  529310 , difficulty:  803282 , date:  "2015-06-22 19:53:03" },
  { height:  529311 , difficulty:  802994 , date:  "2015-06-22 19:54:00" },
  { height:  529312 , difficulty:  804602 , date:  "2015-06-22 19:54:52" },
  { height:  529313 , difficulty:  802633 , date:  "2015-06-22 19:54:57" },
  { height:  529314 , difficulty:  802186 , date:  "2015-06-22 19:56:18" },
  { height:  529315 , difficulty:  803676 , date:  "2015-06-22 19:56:57" },
  { height:  529316 , difficulty:  804568 , date:  "2015-06-22 19:57:21" },
  { height:  529317 , difficulty:  805297 , date:  "2015-06-22 20:03:41" },
  { height:  529318 , difficulty:  806780 , date:  "2015-06-22 20:03:47" },
  { height:  529319 , difficulty:  808170 , date:  "2015-06-22 20:04:55" },
  { height:  529320 , difficulty:  807533 , date:  "2015-06-22 20:05:59" },
  { height:  529321 , difficulty:  809353 , date:  "2015-06-22 20:06:59" },
  { height:  529322 , difficulty:  814070 , date:  "2015-06-22 20:07:02" },
  { height:  529323 , difficulty:  812181 , date:  "2015-06-22 20:09:08" },
  { height:  529324 , difficulty:  813282 , date:  "2015-06-22 20:09:18" },
  { height:  529325 , difficulty:  812569 , date:  "2015-06-22 20:10:39" },
  { height:  529326 , difficulty:  815137 , date:  "2015-06-22 20:10:45" },
  { height:  529327 , difficulty:  813654 , date:  "2015-06-22 20:10:49" },
  { height:  529328 , difficulty:  808563 , date:  "2015-06-22 20:12:13" },
  { height:  529329 , difficulty:  808973 , date:  "2015-06-22 20:12:43" },
  { height:  529330 , difficulty:  809537 , date:  "2015-06-22 20:12:48" },
  { height:  529331 , difficulty:  809650 , date:  "2015-06-22 20:15:14" },
  { height:  529332 , difficulty:  805749 , date:  "2015-06-22 20:16:20" },
  { height:  529333 , difficulty:  805673 , date:  "2015-06-22 20:18:31" },
  { height:  529334 , difficulty:  804100 , date:  "2015-06-22 20:18:39" },
  { height:  529335 , difficulty:  804393 , date:  "2015-06-22 20:19:11" },
  { height:  529336 , difficulty:  805926 , date:  "2015-06-22 20:20:38" },
  { height:  529337 , difficulty:  805726 , date:  "2015-06-22 20:21:12" },
  { height:  529338 , difficulty:  805542 , date:  "2015-06-22 20:22:16" },
  { height:  529339 , difficulty:  804273 , date:  "2015-06-22 20:22:19" },
  { height:  529340 , difficulty:  804142 , date:  "2015-06-22 20:22:41" },
  { height:  529341 , difficulty:  802186 , date:  "2015-06-22 20:23:28" },
  { height:  529342 , difficulty:  802195 , date:  "2015-06-22 20:23:34" },
  { height:  529343 , difficulty:  800157 , date:  "2015-06-22 20:25:52" },
  { height:  529344 , difficulty:  792346 , date:  "2015-06-22 20:25:57" },
  { height:  529345 , difficulty:  774197 , date:  "2015-06-22 20:26:15" },
  { height:  529346 , difficulty:  767971 , date:  "2015-06-22 20:28:09" },
  { height:  529347 , difficulty:  768042 , date:  "2015-06-22 20:28:51" },
  { height:  529348 , difficulty:  769243 , date:  "2015-06-22 20:30:08" },
  { height:  529349 , difficulty:  770531 , date:  "2015-06-22 20:30:12" },
  { height:  529350 , difficulty:  769697 , date:  "2015-06-22 20:31:22" },
  { height:  529351 , difficulty:  765434 , date:  "2015-06-22 20:31:50" },
  { height:  529352 , difficulty:  765120 , date:  "2015-06-22 20:32:52" },
  { height:  529353 , difficulty:  762702 , date:  "2015-06-22 20:33:15" },
  { height:  529354 , difficulty:  763738 , date:  "2015-06-22 20:33:33" },
  { height:  529355 , difficulty:  764035 , date:  "2015-06-22 20:33:47" },
  { height:  529356 , difficulty:  765845 , date:  "2015-06-22 20:34:23" },
  { height:  529357 , difficulty:  763524 , date:  "2015-06-22 20:34:29" },
  { height:  529358 , difficulty:  763348 , date:  "2015-06-22 20:34:33" },
  { height:  529359 , difficulty:  760742 , date:  "2015-06-22 20:35:01" },
  { height:  529360 , difficulty:  762652 , date:  "2015-06-22 20:36:19" },
  { height:  529361 , difficulty:  763164 , date:  "2015-06-22 20:36:31" },
  { height:  529362 , difficulty:  762606 , date:  "2015-06-22 20:36:50" },
  { height:  529363 , difficulty:  766224 , date:  "2015-06-22 20:36:53" },
  { height:  529364 , difficulty:  766331 , date:  "2015-06-22 20:37:23" },
  { height:  529365 , difficulty:  762073 , date:  "2015-06-22 20:39:51" },
  { height:  529366 , difficulty:  761975 , date:  "2015-06-22 20:40:31" },
  { height:  529367 , difficulty:  763756 , date:  "2015-06-22 20:43:51" },
  { height:  529368 , difficulty:  762431 , date:  "2015-06-22 20:43:56" },
  { height:  529369 , difficulty:  763493 , date:  "2015-06-22 20:45:30" },
  { height:  529370 , difficulty:  763231 , date:  "2015-06-22 20:45:58" },
  { height:  529371 , difficulty:  763741 , date:  "2015-06-22 20:47:31" },
  { height:  529372 , difficulty:  763624 , date:  "2015-06-22 20:47:37" },
  { height:  529373 , difficulty:  763650 , date:  "2015-06-22 20:48:33" },
  { height:  529374 , difficulty:  764530 , date:  "2015-06-22 20:49:18" },
  { height:  529375 , difficulty:  763555 , date:  "2015-06-22 20:52:23" },
  { height:  529376 , difficulty:  762229 , date:  "2015-06-22 20:53:42" },
  { height:  529377 , difficulty:  762157 , date:  "2015-06-22 20:54:59" },
  { height:  529378 , difficulty:  764318 , date:  "2015-06-22 20:56:13" },
  { height:  529379 , difficulty:  764911 , date:  "2015-06-22 20:56:19" },
  { height:  529380 , difficulty:  764481 , date:  "2015-06-22 20:56:52" },
  { height:  529381 , difficulty:  763335 , date:  "2015-06-22 20:57:08" },
  { height:  529382 , difficulty:  762921 , date:  "2015-06-22 20:59:06" },
  { height:  529383 , difficulty:  764306 , date:  "2015-06-22 20:59:28" },
  { height:  529384 , difficulty:  763517 , date:  "2015-06-22 20:59:47" },
  { height:  529385 , difficulty:  764388 , date:  "2015-06-22 21:00:52" },
  { height:  529386 , difficulty:  763622 , date:  "2015-06-22 21:01:28" },
  { height:  529387 , difficulty:  764445 , date:  "2015-06-22 21:01:35" },
  { height:  529388 , difficulty:  763741 , date:  "2015-06-22 21:04:10" },
  { height:  529389 , difficulty:  763845 , date:  "2015-06-22 21:04:34" },
  { height:  529390 , difficulty:  763841 , date:  "2015-06-22 21:05:22" },
  { height:  529391 , difficulty:  763884 , date:  "2015-06-22 21:05:24" },
  { height:  529392 , difficulty:  764052 , date:  "2015-06-22 21:05:25" },
  { height:  529393 , difficulty:  757317 , date:  "2015-06-22 21:05:29" },
  { height:  529394 , difficulty:  757651 , date:  "2015-06-22 21:05:49" },
  { height:  529395 , difficulty:  756407 , date:  "2015-06-22 21:07:31" },
  { height:  529396 , difficulty:  755452 , date:  "2015-06-22 21:07:39" },
  { height:  529397 , difficulty:  754482 , date:  "2015-06-22 21:08:38" },
  { height:  529398 , difficulty:  754588 , date:  "2015-06-22 21:09:13" },
  { height:  529399 , difficulty:  753735 , date:  "2015-06-22 21:13:03" },
  { height:  529400 , difficulty:  753717 , date:  "2015-06-22 21:14:42" },
  { height:  529401 , difficulty:  752622 , date:  "2015-06-22 21:15:38" },
  { height:  529402 , difficulty:  752823 , date:  "2015-06-22 21:16:38" },
  { height:  529403 , difficulty:  754279 , date:  "2015-06-22 21:17:05" },
  { height:  529404 , difficulty:  752678 , date:  "2015-06-22 21:17:30" },
  { height:  529405 , difficulty:  752394 , date:  "2015-06-22 21:19:01" },
  { height:  529406 , difficulty:  756138 , date:  "2015-06-22 21:19:10" },
  { height:  529407 , difficulty:  753329 , date:  "2015-06-22 21:20:50" },
  { height:  529408 , difficulty:  752110 , date:  "2015-06-22 21:21:31" },
  { height:  529409 , difficulty:  750850 , date:  "2015-06-22 21:22:11" },
  { height:  529410 , difficulty:  751421 , date:  "2015-06-22 21:25:28" },
  { height:  529411 , difficulty:  752054 , date:  "2015-06-22 21:25:30" },
  { height:  529412 , difficulty:  750527 , date:  "2015-06-22 21:28:08" },
  { height:  529413 , difficulty:  750331 , date:  "2015-06-22 21:29:22" },
  { height:  529414 , difficulty:  749668 , date:  "2015-06-22 21:30:02" },
  { height:  529415 , difficulty:  750111 , date:  "2015-06-22 21:33:06" },
  { height:  529416 , difficulty:  749752 , date:  "2015-06-22 21:33:08" },
  { height:  529417 , difficulty:  751784 , date:  "2015-06-22 21:33:41" },
  { height:  529418 , difficulty:  752207 , date:  "2015-06-22 21:33:48" },
  { height:  529419 , difficulty:  751495 , date:  "2015-06-22 21:33:52" },
  { height:  529420 , difficulty:  751557 , date:  "2015-06-22 21:34:37" },
  { height:  529421 , difficulty:  752882 , date:  "2015-06-22 21:35:03" },
  { height:  529422 , difficulty:  750661 , date:  "2015-06-22 21:37:50" },
  { height:  529423 , difficulty:  750418 , date:  "2015-06-22 21:38:40" },
  { height:  529424 , difficulty:  749135 , date:  "2015-06-22 21:39:27" },
  { height:  529425 , difficulty:  750887 , date:  "2015-06-22 21:39:38" },
  { height:  529426 , difficulty:  752729 , date:  "2015-06-22 21:39:46" },
  { height:  529427 , difficulty:  753008 , date:  "2015-06-22 21:40:04" },
  { height:  529428 , difficulty:  752799 , date:  "2015-06-22 21:40:05" },
  { height:  529429 , difficulty:  753494 , date:  "2015-06-22 21:42:27" },
  { height:  529430 , difficulty:  753890 , date:  "2015-06-22 21:42:35" },
  { height:  529431 , difficulty:  754799 , date:  "2015-06-22 21:42:46" },
  { height:  529432 , difficulty:  755123 , date:  "2015-06-22 21:43:11" },
  { height:  529433 , difficulty:  755996 , date:  "2015-06-22 21:44:29" },
  { height:  529434 , difficulty:  758940 , date:  "2015-06-22 21:44:33" },
  { height:  529435 , difficulty:  758412 , date:  "2015-06-22 21:44:42" },
  { height:  529436 , difficulty:  756845 , date:  "2015-06-22 21:45:48" },
  { height:  529437 , difficulty:  757245 , date:  "2015-06-22 21:45:56" },
  { height:  529438 , difficulty:  757743 , date:  "2015-06-22 21:46:11" },
  { height:  529439 , difficulty:  759551 , date:  "2015-06-22 21:49:45" },
  { height:  529440 , difficulty:  763173 , date:  "2015-06-22 21:50:01" },
  { height:  529441 , difficulty:  760798 , date:  "2015-06-22 21:50:08" },
  { height:  529442 , difficulty:  760997 , date:  "2015-06-22 21:51:04" },
  { height:  529443 , difficulty:  757903 , date:  "2015-06-22 21:53:45" },
  { height:  529444 , difficulty:  757857 , date:  "2015-06-22 21:53:51" },
  { height:  529445 , difficulty:  756481 , date:  "2015-06-22 21:54:53" },
  { height:  529446 , difficulty:  757189 , date:  "2015-06-22 21:55:29" },
  { height:  529447 , difficulty:  757487 , date:  "2015-06-22 21:55:49" },
  { height:  529448 , difficulty:  757498 , date:  "2015-06-22 21:58:29" },
  { height:  529449 , difficulty:  756427 , date:  "2015-06-22 21:59:07" },
  { height:  529450 , difficulty:  756198 , date:  "2015-06-22 21:59:14" },
  { height:  529451 , difficulty:  753160 , date:  "2015-06-22 22:01:58" },
  { height:  529452 , difficulty:  752100 , date:  "2015-06-22 22:02:32" },
  { height:  529453 , difficulty:  750863 , date:  "2015-06-22 22:03:23" },
  { height:  529454 , difficulty:  749513 , date:  "2015-06-22 22:03:43" },
  { height:  529455 , difficulty:  749714 , date:  "2015-06-22 22:05:32" },
  { height:  529456 , difficulty:  750598 , date:  "2015-06-22 22:05:35" },
  { height:  529457 , difficulty:  751424 , date:  "2015-06-22 22:06:06" },
  { height:  529458 , difficulty:  749566 , date:  "2015-06-22 22:06:34" },
  { height:  529459 , difficulty:  749885 , date:  "2015-06-22 22:07:14" },
  { height:  529460 , difficulty:  750322 , date:  "2015-06-22 22:08:19" },
  { height:  529461 , difficulty:  749414 , date:  "2015-06-22 22:08:23" },
  { height:  529462 , difficulty:  750596 , date:  "2015-06-22 22:10:02" },
  { height:  529463 , difficulty:  754642 , date:  "2015-06-22 22:10:05" },
  { height:  529464 , difficulty:  751556 , date:  "2015-06-22 22:12:57" },
  { height:  529465 , difficulty:  751668 , date:  "2015-06-22 22:14:05" },
  { height:  529466 , difficulty:  751481 , date:  "2015-06-22 22:14:26" },
  { height:  529467 , difficulty:  754432 , date:  "2015-06-22 22:16:49" },
  { height:  529468 , difficulty:  756437 , date:  "2015-06-22 22:18:01" },
  { height:  529469 , difficulty:  756392 , date:  "2015-06-22 22:19:31" },
  { height:  529470 , difficulty:  756308 , date:  "2015-06-22 22:19:39" },
  { height:  529471 , difficulty:  754488 , date:  "2015-06-22 22:22:21" },
  { height:  529472 , difficulty:  755214 , date:  "2015-06-22 22:22:22" },
  { height:  529473 , difficulty:  754612 , date:  "2015-06-22 22:26:13" },
  { height:  529474 , difficulty:  756023 , date:  "2015-06-22 22:26:16" },
  { height:  529475 , difficulty:  751439 , date:  "2015-06-22 22:26:55" },
  { height:  529476 , difficulty:  750113 , date:  "2015-06-22 22:31:25" },
  { height:  529477 , difficulty:  752597 , date:  "2015-06-22 22:32:08" },
  { height:  529478 , difficulty:  751445 , date:  "2015-06-22 22:32:12" },
  { height:  529479 , difficulty:  751127 , date:  "2015-06-22 22:32:42" },
  { height:  529480 , difficulty:  751411 , date:  "2015-06-22 22:33:16" },
  { height:  529481 , difficulty:  750584 , date:  "2015-06-22 22:33:52" },
  { height:  529482 , difficulty:  750552 , date:  "2015-06-22 22:34:12" },
  { height:  529483 , difficulty:  752171 , date:  "2015-06-22 22:36:43" },
  { height:  529484 , difficulty:  752633 , date:  "2015-06-22 22:37:06" },
  { height:  529485 , difficulty:  751901 , date:  "2015-06-22 22:37:20" },
  { height:  529486 , difficulty:  747917 , date:  "2015-06-22 22:38:17" },
  { height:  529487 , difficulty:  748916 , date:  "2015-06-22 22:39:59" },
  { height:  529488 , difficulty:  746684 , date:  "2015-06-22 22:41:34" },
  { height:  529489 , difficulty:  745235 , date:  "2015-06-22 22:42:57" },
  { height:  529490 , difficulty:  744620 , date:  "2015-06-22 22:45:26" },
  { height:  529491 , difficulty:  741224 , date:  "2015-06-22 22:45:37" },
  { height:  529492 , difficulty:  742224 , date:  "2015-06-22 22:45:44" },
  { height:  529493 , difficulty:  744185 , date:  "2015-06-22 22:46:01" },
  { height:  529494 , difficulty:  744033 , date:  "2015-06-22 22:46:46" },
  { height:  529495 , difficulty:  747524 , date:  "2015-06-22 22:47:12" },
  { height:  529496 , difficulty:  748993 , date:  "2015-06-22 22:47:22" },
  { height:  529497 , difficulty:  748482 , date:  "2015-06-22 22:48:59" },
  { height:  529498 , difficulty:  746010 , date:  "2015-06-22 22:49:01" },
  { height:  529499 , difficulty:  750607 , date:  "2015-06-22 22:49:37" },
  { height:  529500 , difficulty:  750672 , date:  "2015-06-22 22:50:38" },
  { height:  529501 , difficulty:  751368 , date:  "2015-06-22 22:50:42" },
  { height:  529502 , difficulty:  751910 , date:  "2015-06-22 22:52:29" },
  { height:  529503 , difficulty:  752209 , date:  "2015-06-22 22:52:34" },
  { height:  529504 , difficulty:  752384 , date:  "2015-06-22 22:54:55" },
  { height:  529505 , difficulty:  752601 , date:  "2015-06-22 22:55:29" },
  { height:  529506 , difficulty:  753408 , date:  "2015-06-22 22:55:40" },
  { height:  529507 , difficulty:  753439 , date:  "2015-06-22 22:55:56" },
  { height:  529508 , difficulty:  753893 , date:  "2015-06-22 22:56:00" },
  { height:  529509 , difficulty:  763363 , date:  "2015-06-22 22:59:20" },
  { height:  529510 , difficulty:  764467 , date:  "2015-06-22 23:00:17" },
  { height:  529511 , difficulty:  766495 , date:  "2015-06-22 23:00:59" },
  { height:  529512 , difficulty:  766524 , date:  "2015-06-22 23:01:27" },
  { height:  529513 , difficulty:  766489 , date:  "2015-06-22 23:03:51" },
  { height:  529514 , difficulty:  766225 , date:  "2015-06-22 23:03:52" },
  { height:  529515 , difficulty:  761948 , date:  "2015-06-22 23:05:24" },
  { height:  529516 , difficulty:  761599 , date:  "2015-06-22 23:05:37" },
  { height:  529517 , difficulty:  762038 , date:  "2015-06-22 23:06:09" },
  { height:  529518 , difficulty:  761208 , date:  "2015-06-22 23:08:09" },
  { height:  529519 , difficulty:  759673 , date:  "2015-06-22 23:08:54" },
  { height:  529520 , difficulty:  767568 , date:  "2015-06-22 23:09:30" },
  { height:  529521 , difficulty:  766339 , date:  "2015-06-22 23:09:31" },
  { height:  529522 , difficulty:  768086 , date:  "2015-06-22 23:10:04" },
  { height:  529523 , difficulty:  768129 , date:  "2015-06-22 23:10:09" },
  { height:  529524 , difficulty:  768764 , date:  "2015-06-22 23:11:13" },
  { height:  529525 , difficulty:  768015 , date:  "2015-06-22 23:11:43" },
  { height:  529526 , difficulty:  769045 , date:  "2015-06-22 23:13:18" },
  { height:  529527 , difficulty:  766467 , date:  "2015-06-22 23:14:09" },
  { height:  529528 , difficulty:  765811 , date:  "2015-06-22 23:14:18" },
  { height:  529529 , difficulty:  768677 , date:  "2015-06-22 23:15:49" },
  { height:  529530 , difficulty:  768203 , date:  "2015-06-22 23:16:45" },
  { height:  529531 , difficulty:  767341 , date:  "2015-06-22 23:17:06" },
  { height:  529532 , difficulty:  768133 , date:  "2015-06-22 23:17:33" },
  { height:  529533 , difficulty:  767954 , date:  "2015-06-22 23:18:05" },
  { height:  529534 , difficulty:  768514 , date:  "2015-06-22 23:19:55" },
  { height:  529535 , difficulty:  767824 , date:  "2015-06-22 23:20:17" },
  { height:  529536 , difficulty:  766926 , date:  "2015-06-22 23:26:56" },
  { height:  529537 , difficulty:  766849 , date:  "2015-06-22 23:26:59" },
  { height:  529538 , difficulty:  764703 , date:  "2015-06-22 23:27:10" },
  { height:  529539 , difficulty:  766085 , date:  "2015-06-22 23:28:53" },
  { height:  529540 , difficulty:  762654 , date:  "2015-06-22 23:30:29" },
  { height:  529541 , difficulty:  761245 , date:  "2015-06-22 23:30:30" },
  { height:  529542 , difficulty:  761690 , date:  "2015-06-22 23:32:22" },
  { height:  529543 , difficulty:  763840 , date:  "2015-06-22 23:32:24" },
  { height:  529544 , difficulty:  762402 , date:  "2015-06-22 23:32:26" },
  { height:  529545 , difficulty:  760819 , date:  "2015-06-22 23:34:41" },
  { height:  529546 , difficulty:  761673 , date:  "2015-06-22 23:34:43" },
  { height:  529547 , difficulty:  759177 , date:  "2015-06-22 23:36:44" },
  { height:  529548 , difficulty:  761230 , date:  "2015-06-22 23:37:11" },
  { height:  529549 , difficulty:  756446 , date:  "2015-06-22 23:37:53" },
  { height:  529550 , difficulty:  756366 , date:  "2015-06-22 23:37:57" },
  { height:  529551 , difficulty:  758483 , date:  "2015-06-22 23:38:58" },
  { height:  529552 , difficulty:  754731 , date:  "2015-06-22 23:39:40" },
  { height:  529553 , difficulty:  753895 , date:  "2015-06-22 23:40:48" },
  { height:  529554 , difficulty:  757447 , date:  "2015-06-22 23:42:30" },
  { height:  529555 , difficulty:  756993 , date:  "2015-06-22 23:42:37" },
  { height:  529556 , difficulty:  757485 , date:  "2015-06-22 23:44:06" },
  { height:  529557 , difficulty:  758392 , date:  "2015-06-22 23:44:10" },
  { height:  529558 , difficulty:  758802 , date:  "2015-06-22 23:48:06" },
  { height:  529559 , difficulty:  758167 , date:  "2015-06-22 23:49:39" },
  { height:  529560 , difficulty:  759022 , date:  "2015-06-22 23:52:55" },
  { height:  529561 , difficulty:  764683 , date:  "2015-06-22 23:53:21" },
  { height:  529562 , difficulty:  763774 , date:  "2015-06-22 23:53:38" },
  { height:  529563 , difficulty:  762216 , date:  "2015-06-22 23:54:36" },
  { height:  529564 , difficulty:  760932 , date:  "2015-06-22 23:55:00" },
  { height:  529565 , difficulty:  759774 , date:  "2015-06-22 23:55:04" },
  { height:  529566 , difficulty:  756821 , date:  "2015-06-22 23:56:02" },
  { height:  529567 , difficulty:  759219 , date:  "2015-06-22 23:56:38" },
  { height:  529568 , difficulty:  759056 , date:  "2015-06-22 23:57:28" },
  { height:  529569 , difficulty:  764685 , date:  "2015-06-22 23:58:24" },
  { height:  529570 , difficulty:  763699 , date:  "2015-06-22 23:59:04" },
  { height:  529571 , difficulty:  763229 , date:  "2015-06-22 23:59:12" },
  { height:  529572 , difficulty:  765563 , date:  "2015-06-23 00:00:21" },
  { height:  529573 , difficulty:  766321 , date:  "2015-06-23 00:02:36" },
  { height:  529574 , difficulty:  768500 , date:  "2015-06-23 00:03:24" },
  { height:  529575 , difficulty:  769469 , date:  "2015-06-23 00:03:40" },
  { height:  529576 , difficulty:  769800 , date:  "2015-06-23 00:04:49" },
  { height:  529577 , difficulty:  769810 , date:  "2015-06-23 00:05:17" },
  { height:  529578 , difficulty:  768691 , date:  "2015-06-23 00:05:28" },
  { height:  529579 , difficulty:  771095 , date:  "2015-06-23 00:06:16" },
  { height:  529580 , difficulty:  771944 , date:  "2015-06-23 00:06:21" },
  { height:  529581 , difficulty:  771275 , date:  "2015-06-23 00:06:52" },
  { height:  529582 , difficulty:  772582 , date:  "2015-06-23 00:07:24" },
  { height:  529583 , difficulty:  776491 , date:  "2015-06-23 00:07:26" },
  { height:  529584 , difficulty:  777031 , date:  "2015-06-23 00:07:38" },
  { height:  529585 , difficulty:  773940 , date:  "2015-06-23 00:13:46" },
  { height:  529586 , difficulty:  773001 , date:  "2015-06-23 00:15:19" },
  { height:  529587 , difficulty:  772778 , date:  "2015-06-23 00:15:55" },
  { height:  529588 , difficulty:  773568 , date:  "2015-06-23 00:16:52" },
  { height:  529589 , difficulty:  773387 , date:  "2015-06-23 00:18:31" },
  { height:  529590 , difficulty:  773765 , date:  "2015-06-23 00:18:38" },
  { height:  529591 , difficulty:  772112 , date:  "2015-06-23 00:21:35" },
  { height:  529592 , difficulty:  772200 , date:  "2015-06-23 00:21:59" },
  { height:  529593 , difficulty:  771535 , date:  "2015-06-23 00:22:50" },
  { height:  529594 , difficulty:  770546 , date:  "2015-06-23 00:24:02" },
  { height:  529595 , difficulty:  769830 , date:  "2015-06-23 00:24:05" },
  { height:  529596 , difficulty:  770614 , date:  "2015-06-23 00:25:30" },
  { height:  529597 , difficulty:  771890 , date:  "2015-06-23 00:27:01" },
  { height:  529598 , difficulty:  771453 , date:  "2015-06-23 00:27:16" },
  { height:  529599 , difficulty:  772368 , date:  "2015-06-23 00:29:00" },
  { height:  529600 , difficulty:  775043 , date:  "2015-06-23 00:30:30" },
  { height:  529601 , difficulty:  774801 , date:  "2015-06-23 00:30:59" },
  { height:  529602 , difficulty:  772815 , date:  "2015-06-23 00:33:03" },
  { height:  529603 , difficulty:  772638 , date:  "2015-06-23 00:33:08" },
  { height:  529604 , difficulty:  772521 , date:  "2015-06-23 00:33:59" },
  { height:  529605 , difficulty:  771340 , date:  "2015-06-23 00:34:16" },
  { height:  529606 , difficulty:  772134 , date:  "2015-06-23 00:34:34" },
  { height:  529607 , difficulty:  772520 , date:  "2015-06-23 00:35:57" },
  { height:  529608 , difficulty:  772197 , date:  "2015-06-23 00:36:14" },
  { height:  529609 , difficulty:  771614 , date:  "2015-06-23 00:39:14" },
  { height:  529610 , difficulty:  772237 , date:  "2015-06-23 00:39:16" },
  { height:  529611 , difficulty:  777299 , date:  "2015-06-23 00:40:02" },
  { height:  529612 , difficulty:  768766 , date:  "2015-06-23 00:40:27" },
  { height:  529613 , difficulty:  770064 , date:  "2015-06-23 00:40:41" },
  { height:  529614 , difficulty:  774074 , date:  "2015-06-23 00:41:10" },
  { height:  529615 , difficulty:  771959 , date:  "2015-06-23 00:41:17" },
  { height:  529616 , difficulty:  770063 , date:  "2015-06-23 00:43:40" },
  { height:  529617 , difficulty:  773549 , date:  "2015-06-23 00:46:28" },
  { height:  529618 , difficulty:  772673 , date:  "2015-06-23 00:46:29" },
  { height:  529619 , difficulty:  772835 , date:  "2015-06-23 00:47:22" },
  { height:  529620 , difficulty:  774153 , date:  "2015-06-23 00:48:51" },
  { height:  529621 , difficulty:  771843 , date:  "2015-06-23 00:50:06" },
  { height:  529622 , difficulty:  773023 , date:  "2015-06-23 00:53:33" },
  { height:  529623 , difficulty:  772327 , date:  "2015-06-23 00:53:35" },
  { height:  529624 , difficulty:  771976 , date:  "2015-06-23 00:53:43" },
  { height:  529625 , difficulty:  771057 , date:  "2015-06-23 00:54:31" },
  { height:  529626 , difficulty:  770992 , date:  "2015-06-23 00:54:33" },
  { height:  529627 , difficulty:  770442 , date:  "2015-06-23 00:54:43" },
  { height:  529628 , difficulty:  772307 , date:  "2015-06-23 00:55:15" },
  { height:  529629 , difficulty:  772948 , date:  "2015-06-23 00:57:08" },
  { height:  529630 , difficulty:  771685 , date:  "2015-06-23 00:58:47" },
  { height:  529631 , difficulty:  773562 , date:  "2015-06-23 00:59:47" },
  { height:  529632 , difficulty:  773827 , date:  "2015-06-23 00:59:52" },
  { height:  529633 , difficulty:  774983 , date:  "2015-06-23 01:01:47" },
  { height:  529634 , difficulty:  770105 , date:  "2015-06-23 01:04:05" },
  { height:  529635 , difficulty:  772391 , date:  "2015-06-23 01:04:08" },
  { height:  529636 , difficulty:  770324 , date:  "2015-06-23 01:04:32" },
  { height:  529637 , difficulty:  770593 , date:  "2015-06-23 01:05:04" },
  { height:  529638 , difficulty:  772317 , date:  "2015-06-23 01:05:07" },
  { height:  529639 , difficulty:  774652 , date:  "2015-06-23 01:07:28" },
  { height:  529640 , difficulty:  774219 , date:  "2015-06-23 01:07:36" },
  { height:  529641 , difficulty:  774452 , date:  "2015-06-23 01:08:52" },
  { height:  529642 , difficulty:  775352 , date:  "2015-06-23 01:09:41" },
  { height:  529643 , difficulty:  776198 , date:  "2015-06-23 01:09:47" },
  { height:  529644 , difficulty:  776543 , date:  "2015-06-23 01:09:59" },
  { height:  529645 , difficulty:  776314 , date:  "2015-06-23 01:11:16" },
  { height:  529646 , difficulty:  780170 , date:  "2015-06-23 01:11:46" },
  { height:  529647 , difficulty:  782755 , date:  "2015-06-23 01:12:01" },
  { height:  529648 , difficulty:  783634 , date:  "2015-06-23 01:12:58" },
  { height:  529649 , difficulty:  781906 , date:  "2015-06-23 01:14:50" },
  { height:  529650 , difficulty:  781624 , date:  "2015-06-23 01:16:10" },
  { height:  529651 , difficulty:  783910 , date:  "2015-06-23 01:16:13" },
  { height:  529652 , difficulty:  783832 , date:  "2015-06-23 01:17:23" },
  { height:  529653 , difficulty:  784166 , date:  "2015-06-23 01:18:10" },
  { height:  529654 , difficulty:  784855 , date:  "2015-06-23 01:18:39" },
  { height:  529655 , difficulty:  785419 , date:  "2015-06-23 01:19:31" },
  { height:  529656 , difficulty:  785767 , date:  "2015-06-23 01:20:40" },
  { height:  529657 , difficulty:  785356 , date:  "2015-06-23 01:21:25" },
  { height:  529658 , difficulty:  786241 , date:  "2015-06-23 01:22:10" },
  { height:  529659 , difficulty:  788844 , date:  "2015-06-23 01:22:34" },
  { height:  529660 , difficulty:  789391 , date:  "2015-06-23 01:23:46" },
  { height:  529661 , difficulty:  782353 , date:  "2015-06-23 01:23:48" },
  { height:  529662 , difficulty:  781252 , date:  "2015-06-23 01:24:25" },
  { height:  529663 , difficulty:  781826 , date:  "2015-06-23 01:25:03" },
  { height:  529664 , difficulty:  780612 , date:  "2015-06-23 01:25:38" },
  { height:  529665 , difficulty:  779468 , date:  "2015-06-23 01:25:41" },
  { height:  529666 , difficulty:  783030 , date:  "2015-06-23 01:26:16" },
  { height:  529667 , difficulty:  780266 , date:  "2015-06-23 01:26:28" },
  { height:  529668 , difficulty:  780355 , date:  "2015-06-23 01:26:30" },
  { height:  529669 , difficulty:  788411 , date:  "2015-06-23 01:27:30" },
  { height:  529670 , difficulty:  790545 , date:  "2015-06-23 01:29:23" },
  { height:  529671 , difficulty:  791330 , date:  "2015-06-23 01:30:06" },
  { height:  529672 , difficulty:  789727 , date:  "2015-06-23 01:30:08" },
  { height:  529673 , difficulty:  788107 , date:  "2015-06-23 01:30:11" },
  { height:  529674 , difficulty:  787854 , date:  "2015-06-23 01:30:23" },
  { height:  529675 , difficulty:  785727 , date:  "2015-06-23 01:31:21" },
  { height:  529676 , difficulty:  785154 , date:  "2015-06-23 01:31:26" },
  { height:  529677 , difficulty:  785068 , date:  "2015-06-23 01:32:55" },
  { height:  529678 , difficulty:  782583 , date:  "2015-06-23 01:32:56" },
  { height:  529679 , difficulty:  783909 , date:  "2015-06-23 01:33:38" },
  { height:  529680 , difficulty:  783083 , date:  "2015-06-23 01:33:52" },
  { height:  529681 , difficulty:  782900 , date:  "2015-06-23 01:36:19" },
  { height:  529682 , difficulty:  783929 , date:  "2015-06-23 01:36:55" },
  { height:  529683 , difficulty:  783387 , date:  "2015-06-23 01:37:12" },
  { height:  529684 , difficulty:  784374 , date:  "2015-06-23 01:37:34" },
  { height:  529685 , difficulty:  784760 , date:  "2015-06-23 01:37:37" },
  { height:  529686 , difficulty:  784952 , date:  "2015-06-23 01:38:55" },
  { height:  529687 , difficulty:  784403 , date:  "2015-06-23 01:39:55" },
  { height:  529688 , difficulty:  783907 , date:  "2015-06-23 01:39:58" },
  { height:  529689 , difficulty:  783858 , date:  "2015-06-23 01:40:22" },
  { height:  529690 , difficulty:  783777 , date:  "2015-06-23 01:40:53" },
  { height:  529691 , difficulty:  784357 , date:  "2015-06-23 01:40:59" },
  { height:  529692 , difficulty:  781482 , date:  "2015-06-23 01:41:50" },
  { height:  529693 , difficulty:  777895 , date:  "2015-06-23 01:42:23" },
  { height:  529694 , difficulty:  779699 , date:  "2015-06-23 01:42:48" },
  { height:  529695 , difficulty:  778746 , date:  "2015-06-23 01:42:54" },
  { height:  529696 , difficulty:  778387 , date:  "2015-06-23 01:43:02" },
  { height:  529697 , difficulty:  781138 , date:  "2015-06-23 01:43:07" },
  { height:  529698 , difficulty:  776812 , date:  "2015-06-23 01:44:24" },
  { height:  529699 , difficulty:  779638 , date:  "2015-06-23 01:46:30" },
  { height:  529700 , difficulty:  781445 , date:  "2015-06-23 01:46:36" },
  { height:  529701 , difficulty:  780743 , date:  "2015-06-23 01:48:45" },
  { height:  529702 , difficulty:  781160 , date:  "2015-06-23 01:49:05" },
  { height:  529703 , difficulty:  783168 , date:  "2015-06-23 01:52:00" },
  { height:  529704 , difficulty:  783173 , date:  "2015-06-23 01:53:14" },
  { height:  529705 , difficulty:  781128 , date:  "2015-06-23 01:53:58" },
  { height:  529706 , difficulty:  780867 , date:  "2015-06-23 01:57:09" },
  { height:  529707 , difficulty:  780470 , date:  "2015-06-23 01:57:31" },
  { height:  529708 , difficulty:  782301 , date:  "2015-06-23 02:00:03" },
  { height:  529709 , difficulty:  780301 , date:  "2015-06-23 02:01:18" },
  { height:  529710 , difficulty:  777383 , date:  "2015-06-23 02:01:34" },
  { height:  529711 , difficulty:  777473 , date:  "2015-06-23 02:02:13" },
  { height:  529712 , difficulty:  777868 , date:  "2015-06-23 02:04:20" },
  { height:  529713 , difficulty:  777565 , date:  "2015-06-23 02:07:09" },
  { height:  529714 , difficulty:  777922 , date:  "2015-06-23 02:07:11" },
  { height:  529715 , difficulty:  775304 , date:  "2015-06-23 02:09:19" },
  { height:  529716 , difficulty:  779286 , date:  "2015-06-23 02:10:42" },
  { height:  529717 , difficulty:  777880 , date:  "2015-06-23 02:12:10" },
  { height:  529718 , difficulty:  779362 , date:  "2015-06-23 02:15:33" },
  { height:  529719 , difficulty:  779601 , date:  "2015-06-23 02:15:51" },
  { height:  529720 , difficulty:  780126 , date:  "2015-06-23 02:16:22" },
  { height:  529721 , difficulty:  778591 , date:  "2015-06-23 02:16:26" },
  { height:  529722 , difficulty:  779478 , date:  "2015-06-23 02:16:35" },
  { height:  529723 , difficulty:  780969 , date:  "2015-06-23 02:17:32" },
  { height:  529724 , difficulty:  780158 , date:  "2015-06-23 02:18:39" },
  { height:  529725 , difficulty:  777836 , date:  "2015-06-23 02:20:54" },
  { height:  529726 , difficulty:  778837 , date:  "2015-06-23 02:21:02" },
  { height:  529727 , difficulty:  782091 , date:  "2015-06-23 02:21:28" },
  { height:  529728 , difficulty:  780684 , date:  "2015-06-23 02:21:33" },
  { height:  529729 , difficulty:  780115 , date:  "2015-06-23 02:22:00" },
  { height:  529730 , difficulty:  780183 , date:  "2015-06-23 02:24:03" },
  { height:  529731 , difficulty:  779925 , date:  "2015-06-23 02:24:46" },
  { height:  529732 , difficulty:  778594 , date:  "2015-06-23 02:25:12" },
  { height:  529733 , difficulty:  778089 , date:  "2015-06-23 02:28:05" },
  { height:  529734 , difficulty:  779052 , date:  "2015-06-23 02:28:38" },
  { height:  529735 , difficulty:  778601 , date:  "2015-06-23 02:28:45" },
  { height:  529736 , difficulty:  777847 , date:  "2015-06-23 02:29:13" },
  { height:  529737 , difficulty:  777888 , date:  "2015-06-23 02:30:27" },
  { height:  529738 , difficulty:  777732 , date:  "2015-06-23 02:31:08" },
  { height:  529739 , difficulty:  777468 , date:  "2015-06-23 02:31:11" },
  { height:  529740 , difficulty:  778247 , date:  "2015-06-23 02:31:35" },
  { height:  529741 , difficulty:  778283 , date:  "2015-06-23 02:31:39" },
  { height:  529742 , difficulty:  781197 , date:  "2015-06-23 02:32:17" },
  { height:  529743 , difficulty:  781459 , date:  "2015-06-23 02:32:18" },
  { height:  529744 , difficulty:  781611 , date:  "2015-06-23 02:34:38" },
  { height:  529745 , difficulty:  783422 , date:  "2015-06-23 02:36:32" },
  { height:  529746 , difficulty:  781711 , date:  "2015-06-23 02:36:40" },
  { height:  529747 , difficulty:  781260 , date:  "2015-06-23 02:36:59" },
  { height:  529748 , difficulty:  783960 , date:  "2015-06-23 02:37:51" },
  { height:  529749 , difficulty:  784364 , date:  "2015-06-23 02:37:53" },
  { height:  529750 , difficulty:  784432 , date:  "2015-06-23 02:38:29" },
  { height:  529751 , difficulty:  786959 , date:  "2015-06-23 02:38:59" },
  { height:  529752 , difficulty:  787329 , date:  "2015-06-23 02:39:24" },
  { height:  529753 , difficulty:  785488 , date:  "2015-06-23 02:39:35" },
  { height:  529754 , difficulty:  788746 , date:  "2015-06-23 02:39:43" },
  { height:  529755 , difficulty:  788707 , date:  "2015-06-23 02:40:30" },
  { height:  529756 , difficulty:  791654 , date:  "2015-06-23 02:41:24" },
  { height:  529757 , difficulty:  789094 , date:  "2015-06-23 02:43:36" },
  { height:  529758 , difficulty:  788356 , date:  "2015-06-23 02:44:18" },
  { height:  529759 , difficulty:  794783 , date:  "2015-06-23 02:44:25" },
  { height:  529760 , difficulty:  795333 , date:  "2015-06-23 02:44:37" },
  { height:  529761 , difficulty:  798131 , date:  "2015-06-23 02:45:15" },
  { height:  529762 , difficulty:  797476 , date:  "2015-06-23 02:45:26" },
  { height:  529763 , difficulty:  798560 , date:  "2015-06-23 02:46:16" },
  { height:  529764 , difficulty:  800335 , date:  "2015-06-23 02:46:40" },
  { height:  529765 , difficulty:  800568 , date:  "2015-06-23 02:49:01" },
  { height:  529766 , difficulty:  800194 , date:  "2015-06-23 02:50:25" },
  { height:  529767 , difficulty:  800713 , date:  "2015-06-23 02:52:33" },
  { height:  529768 , difficulty:  801459 , date:  "2015-06-23 02:52:50" },
  { height:  529769 , difficulty:  801552 , date:  "2015-06-23 02:53:13" },
  { height:  529770 , difficulty:  802064 , date:  "2015-06-23 02:53:25" },
  { height:  529771 , difficulty:  802830 , date:  "2015-06-23 02:54:37" },
  { height:  529772 , difficulty:  803321 , date:  "2015-06-23 02:54:45" },
  { height:  529773 , difficulty:  804265 , date:  "2015-06-23 02:54:56" },
  { height:  529774 , difficulty:  802624 , date:  "2015-06-23 02:55:44" },
  { height:  529775 , difficulty:  801852 , date:  "2015-06-23 02:56:04" },
  { height:  529776 , difficulty:  801943 , date:  "2015-06-23 02:57:57" },
  { height:  529777 , difficulty:  800853 , date:  "2015-06-23 02:58:25" },
  { height:  529778 , difficulty:  804300 , date:  "2015-06-23 03:01:49" },
  { height:  529779 , difficulty:  802260 , date:  "2015-06-23 03:01:55" },
  { height:  529780 , difficulty:  800623 , date:  "2015-06-23 03:02:02" },
  { height:  529781 , difficulty:  799722 , date:  "2015-06-23 03:03:14" },
  { height:  529782 , difficulty:  797657 , date:  "2015-06-23 03:03:43" },
  { height:  529783 , difficulty:  797561 , date:  "2015-06-23 03:05:55" },
  { height:  529784 , difficulty:  795033 , date:  "2015-06-23 03:08:23" },
  { height:  529785 , difficulty:  793535 , date:  "2015-06-23 03:11:52" },
  { height:  529786 , difficulty:  794135 , date:  "2015-06-23 03:13:17" },
  { height:  529787 , difficulty:  793399 , date:  "2015-06-23 03:14:35" },
  { height:  529788 , difficulty:  790771 , date:  "2015-06-23 03:14:49" },
  { height:  529789 , difficulty:  787980 , date:  "2015-06-23 03:15:49" },
  { height:  529790 , difficulty:  788012 , date:  "2015-06-23 03:17:31" },
  { height:  529791 , difficulty:  786235 , date:  "2015-06-23 03:17:54" },
  { height:  529792 , difficulty:  786294 , date:  "2015-06-23 03:18:53" },
  { height:  529793 , difficulty:  784733 , date:  "2015-06-23 03:18:56" },
  { height:  529794 , difficulty:  781072 , date:  "2015-06-23 03:19:16" },
  { height:  529795 , difficulty:  782888 , date:  "2015-06-23 03:19:17" },
  { height:  529796 , difficulty:  783587 , date:  "2015-06-23 03:20:12" },
  { height:  529797 , difficulty:  784526 , date:  "2015-06-23 03:20:15" },
  { height:  529798 , difficulty:  786558 , date:  "2015-06-23 03:20:25" },
  { height:  529799 , difficulty:  785402 , date:  "2015-06-23 03:20:37" },
  { height:  529800 , difficulty:  786018 , date:  "2015-06-23 03:20:52" },
  { height:  529801 , difficulty:  783092 , date:  "2015-06-23 03:21:28" },
  { height:  529802 , difficulty:  783286 , date:  "2015-06-23 03:24:37" },
  { height:  529803 , difficulty:  785479 , date:  "2015-06-23 03:25:02" },
  { height:  529804 , difficulty:  785812 , date:  "2015-06-23 03:26:01" },
  { height:  529805 , difficulty:  789083 , date:  "2015-06-23 03:26:02" },
  { height:  529806 , difficulty:  787913 , date:  "2015-06-23 03:26:51" },
  { height:  529807 , difficulty:  787280 , date:  "2015-06-23 03:27:49" },
  { height:  529808 , difficulty:  787892 , date:  "2015-06-23 03:29:57" },
  { height:  529809 , difficulty:  784945 , date:  "2015-06-23 03:30:02" },
  { height:  529810 , difficulty:  784293 , date:  "2015-06-23 03:30:49" },
  { height:  529811 , difficulty:  785474 , date:  "2015-06-23 03:31:29" },
  { height:  529812 , difficulty:  786122 , date:  "2015-06-23 03:32:07" },
  { height:  529813 , difficulty:  784730 , date:  "2015-06-23 03:32:33" },
  { height:  529814 , difficulty:  784397 , date:  "2015-06-23 03:33:52" },
  { height:  529815 , difficulty:  785546 , date:  "2015-06-23 03:34:27" },
  { height:  529816 , difficulty:  785121 , date:  "2015-06-23 03:35:54" },
  { height:  529817 , difficulty:  785715 , date:  "2015-06-23 03:36:01" },
  { height:  529818 , difficulty:  787851 , date:  "2015-06-23 03:36:03" },
  { height:  529819 , difficulty:  791072 , date:  "2015-06-23 03:36:34" },
  { height:  529820 , difficulty:  790175 , date:  "2015-06-23 03:38:01" },
  { height:  529821 , difficulty:  789734 , date:  "2015-06-23 03:38:29" },
  { height:  529822 , difficulty:  789649 , date:  "2015-06-23 03:38:33" },
  { height:  529823 , difficulty:  789384 , date:  "2015-06-23 03:39:16" },
  { height:  529824 , difficulty:  788879 , date:  "2015-06-23 03:39:47" },
  { height:  529825 , difficulty:  789446 , date:  "2015-06-23 03:40:14" },
  { height:  529826 , difficulty:  791562 , date:  "2015-06-23 03:40:26" },
  { height:  529827 , difficulty:  793405 , date:  "2015-06-23 03:40:46" },
  { height:  529828 , difficulty:  792995 , date:  "2015-06-23 03:41:33" },
  { height:  529829 , difficulty:  793415 , date:  "2015-06-23 03:42:17" },
  { height:  529830 , difficulty:  794251 , date:  "2015-06-23 03:44:46" },
  { height:  529831 , difficulty:  793936 , date:  "2015-06-23 03:44:49" },
  { height:  529832 , difficulty:  792907 , date:  "2015-06-23 03:45:51" },
  { height:  529833 , difficulty:  791113 , date:  "2015-06-23 03:46:26" },
  { height:  529834 , difficulty:  790354 , date:  "2015-06-23 03:48:25" },
  { height:  529835 , difficulty:  790623 , date:  "2015-06-23 03:48:46" },
  { height:  529836 , difficulty:  790823 , date:  "2015-06-23 03:48:58" },
  { height:  529837 , difficulty:  790763 , date:  "2015-06-23 03:49:03" },
  { height:  529838 , difficulty:  791847 , date:  "2015-06-23 03:49:13" },
  { height:  529839 , difficulty:  791297 , date:  "2015-06-23 03:49:16" },
  { height:  529840 , difficulty:  791583 , date:  "2015-06-23 03:50:50" },
  { height:  529841 , difficulty:  788689 , date:  "2015-06-23 03:53:36" },
  { height:  529842 , difficulty:  787764 , date:  "2015-06-23 03:53:50" },
  { height:  529843 , difficulty:  785293 , date:  "2015-06-23 03:53:58" },
  { height:  529844 , difficulty:  787167 , date:  "2015-06-23 03:53:59" },
  { height:  529845 , difficulty:  786893 , date:  "2015-06-23 03:54:13" },
  { height:  529846 , difficulty:  787016 , date:  "2015-06-23 03:56:06" },
  { height:  529847 , difficulty:  786365 , date:  "2015-06-23 03:57:09" },
  { height:  529848 , difficulty:  788216 , date:  "2015-06-23 03:57:20" },
  { height:  529849 , difficulty:  790861 , date:  "2015-06-23 03:58:11" },
  { height:  529850 , difficulty:  791357 , date:  "2015-06-23 03:58:23" },
  { height:  529851 , difficulty:  791631 , date:  "2015-06-23 03:58:24" },
  { height:  529852 , difficulty:  789822 , date:  "2015-06-23 04:01:08" },
  { height:  529853 , difficulty:  790046 , date:  "2015-06-23 04:01:07" },
  { height:  529854 , difficulty:  785682 , date:  "2015-06-23 04:01:21" },
  { height:  529855 , difficulty:  786135 , date:  "2015-06-23 04:03:12" },
  { height:  529856 , difficulty:  787980 , date:  "2015-06-23 04:03:41" },
  { height:  529857 , difficulty:  787650 , date:  "2015-06-23 04:03:43" },
  { height:  529858 , difficulty:  790817 , date:  "2015-06-23 04:04:35" },
  { height:  529859 , difficulty:  788297 , date:  "2015-06-23 04:05:27" },
  { height:  529860 , difficulty:  786295 , date:  "2015-06-23 04:05:44" },
  { height:  529861 , difficulty:  782695 , date:  "2015-06-23 04:07:17" },
  { height:  529862 , difficulty:  781002 , date:  "2015-06-23 04:08:27" },
  { height:  529863 , difficulty:  782213 , date:  "2015-06-23 04:09:11" },
  { height:  529864 , difficulty:  787771 , date:  "2015-06-23 04:09:13" },
  { height:  529865 , difficulty:  787048 , date:  "2015-06-23 04:09:45" },
  { height:  529866 , difficulty:  786724 , date:  "2015-06-23 04:09:53" },
  { height:  529867 , difficulty:  786639 , date:  "2015-06-23 04:10:02" },
  { height:  529868 , difficulty:  791872 , date:  "2015-06-23 04:10:22" },
  { height:  529869 , difficulty:  791979 , date:  "2015-06-23 04:11:15" },
  { height:  529870 , difficulty:  792459 , date:  "2015-06-23 04:11:18" },
  { height:  529871 , difficulty:  792630 , date:  "2015-06-23 04:11:54" },
  { height:  529872 , difficulty:  792020 , date:  "2015-06-23 04:11:58" },
  { height:  529873 , difficulty:  794265 , date:  "2015-06-23 04:12:10" },
  { height:  529874 , difficulty:  794223 , date:  "2015-06-23 04:12:51" },
  { height:  529875 , difficulty:  794628 , date:  "2015-06-23 04:14:24" },
  { height:  529876 , difficulty:  796191 , date:  "2015-06-23 04:14:33" },
  { height:  529877 , difficulty:  795482 , date:  "2015-06-23 04:15:14" },
  { height:  529878 , difficulty:  793625 , date:  "2015-06-23 04:19:17" },
  { height:  529879 , difficulty:  794500 , date:  "2015-06-23 04:20:39" },
  { height:  529880 , difficulty:  794159 , date:  "2015-06-23 04:20:46" },
  { height:  529881 , difficulty:  794529 , date:  "2015-06-23 04:21:20" },
  { height:  529882 , difficulty:  793765 , date:  "2015-06-23 04:23:41" },
  { height:  529883 , difficulty:  795024 , date:  "2015-06-23 04:26:54" },
  { height:  529884 , difficulty:  792450 , date:  "2015-06-23 04:26:56" },
  { height:  529885 , difficulty:  794579 , date:  "2015-06-23 04:29:03" },
  { height:  529886 , difficulty:  794538 , date:  "2015-06-23 04:29:08" },
  { height:  529887 , difficulty:  794005 , date:  "2015-06-23 04:33:31" },
  { height:  529888 , difficulty:  793384 , date:  "2015-06-23 04:33:35" },
  { height:  529889 , difficulty:  794630 , date:  "2015-06-23 04:34:30" },
  { height:  529890 , difficulty:  794476 , date:  "2015-06-23 04:34:46" },
  { height:  529891 , difficulty:  799825 , date:  "2015-06-23 04:37:40" },
  { height:  529892 , difficulty:  797843 , date:  "2015-06-23 04:38:14" },
  { height:  529893 , difficulty:  801184 , date:  "2015-06-23 04:38:22" },
  { height:  529894 , difficulty:  802705 , date:  "2015-06-23 04:39:43" },
  { height:  529895 , difficulty:  802205 , date:  "2015-06-23 04:39:50" },
  { height:  529896 , difficulty:  800285 , date:  "2015-06-23 04:40:03" },
  { height:  529897 , difficulty:  802709 , date:  "2015-06-23 04:42:45" },
  { height:  529898 , difficulty:  808755 , date:  "2015-06-23 04:43:59" },
  { height:  529899 , difficulty:  807804 , date:  "2015-06-23 04:44:00" },
  { height:  529900 , difficulty:  807647 , date:  "2015-06-23 04:47:00" },
  { height:  529901 , difficulty:  809407 , date:  "2015-06-23 04:47:09" },
  { height:  529902 , difficulty:  809865 , date:  "2015-06-23 04:48:03" },
  { height:  529903 , difficulty:  809534 , date:  "2015-06-23 04:48:16" },
  { height:  529904 , difficulty:  810233 , date:  "2015-06-23 04:50:03" },
  { height:  529905 , difficulty:  809334 , date:  "2015-06-23 04:53:30" },
  { height:  529906 , difficulty:  806224 , date:  "2015-06-23 04:53:39" },
  { height:  529907 , difficulty:  806449 , date:  "2015-06-23 04:53:56" },
  { height:  529908 , difficulty:  806061 , date:  "2015-06-23 04:53:59" },
  { height:  529909 , difficulty:  806158 , date:  "2015-06-23 04:57:08" },
  { height:  529910 , difficulty:  803911 , date:  "2015-06-23 04:57:13" },
  { height:  529911 , difficulty:  803520 , date:  "2015-06-23 04:58:08" },
  { height:  529912 , difficulty:  805411 , date:  "2015-06-23 04:58:18" },
  { height:  529913 , difficulty:  806311 , date:  "2015-06-23 04:58:35" },
  { height:  529914 , difficulty:  806565 , date:  "2015-06-23 04:58:39" },
  { height:  529915 , difficulty:  807024 , date:  "2015-06-23 04:59:01" },
  { height:  529916 , difficulty:  804878 , date:  "2015-06-23 04:59:04" },
  { height:  529917 , difficulty:  801288 , date:  "2015-06-23 05:00:47" },
  { height:  529918 , difficulty:  801273 , date:  "2015-06-23 05:01:33" },
  { height:  529919 , difficulty:  802241 , date:  "2015-06-23 05:03:06" },
  { height:  529920 , difficulty:  802273 , date:  "2015-06-23 05:03:07" },
  { height:  529921 , difficulty:  802534 , date:  "2015-06-23 05:03:54" },
  { height:  529922 , difficulty:  802882 , date:  "2015-06-23 05:04:54" },
  { height:  529923 , difficulty:  801455 , date:  "2015-06-23 05:05:51" },
  { height:  529924 , difficulty:  803857 , date:  "2015-06-23 05:05:53" },
  { height:  529925 , difficulty:  802898 , date:  "2015-06-23 05:08:03" },
  { height:  529926 , difficulty:  805317 , date:  "2015-06-23 05:08:28" },
  { height:  529927 , difficulty:  810541 , date:  "2015-06-23 05:09:52" },
  { height:  529928 , difficulty:  806754 , date:  "2015-06-23 05:10:11" },
  { height:  529929 , difficulty:  807010 , date:  "2015-06-23 05:11:17" },
  { height:  529930 , difficulty:  808029 , date:  "2015-06-23 05:14:10" },
  { height:  529931 , difficulty:  809827 , date:  "2015-06-23 05:14:29" },
  { height:  529932 , difficulty:  809682 , date:  "2015-06-23 05:14:42" },
  { height:  529933 , difficulty:  812835 , date:  "2015-06-23 05:14:45" },
  { height:  529934 , difficulty:  812629 , date:  "2015-06-23 05:15:16" },
  { height:  529935 , difficulty:  812418 , date:  "2015-06-23 05:15:39" },
  { height:  529936 , difficulty:  812418 , date:  "2015-06-23 05:15:41" },
  { height:  529937 , difficulty:  810595 , date:  "2015-06-23 05:16:31" },
  { height:  529938 , difficulty:  813247 , date:  "2015-06-23 05:16:44" },
  { height:  529939 , difficulty:  813735 , date:  "2015-06-23 05:18:17" },
  { height:  529940 , difficulty:  816266 , date:  "2015-06-23 05:18:36" },
  { height:  529941 , difficulty:  816722 , date:  "2015-06-23 05:22:02" },
  { height:  529942 , difficulty:  820278 , date:  "2015-06-23 05:22:52" },
  { height:  529943 , difficulty:  829616 , date:  "2015-06-23 05:22:59" },
  { height:  529944 , difficulty:  850228 , date:  "2015-06-23 05:23:08" },
  { height:  529945 , difficulty:  859301 , date:  "2015-06-23 05:23:46" },
  { height:  529946 , difficulty:  859607 , date:  "2015-06-23 05:24:46" },
  { height:  529947 , difficulty:  858802 , date:  "2015-06-23 05:24:49" },
  { height:  529948 , difficulty:  859107 , date:  "2015-06-23 05:26:07" },
  { height:  529949 , difficulty:  862529 , date:  "2015-06-23 05:29:18" },
  { height:  529950 , difficulty:  869050 , date:  "2015-06-23 05:29:20" },
  { height:  529951 , difficulty:  868071 , date:  "2015-06-23 05:30:52" },
  { height:  529952 , difficulty:  872006 , date:  "2015-06-23 05:32:24" },
  { height:  529953 , difficulty:  871754 , date:  "2015-06-23 05:33:53" },
  { height:  529954 , difficulty:  868247 , date:  "2015-06-23 05:34:54" },
  { height:  529955 , difficulty:  866759 , date:  "2015-06-23 05:35:19" },
  { height:  529956 , difficulty:  870543 , date:  "2015-06-23 05:35:20" },
  { height:  529957 , difficulty:  870024 , date:  "2015-06-23 05:35:24" },
  { height:  529958 , difficulty:  870290 , date:  "2015-06-23 05:36:07" },
  { height:  529959 , difficulty:  865130 , date:  "2015-06-23 05:39:07" },
  { height:  529960 , difficulty:  865229 , date:  "2015-06-23 05:39:11" },
  { height:  529961 , difficulty:  863887 , date:  "2015-06-23 05:39:44" },
  { height:  529962 , difficulty:  865227 , date:  "2015-06-23 05:40:11" },
  { height:  529963 , difficulty:  858275 , date:  "2015-06-23 05:40:43" },
  { height:  529964 , difficulty:  863883 , date:  "2015-06-23 05:41:18" },
  { height:  529965 , difficulty:  865382 , date:  "2015-06-23 05:43:24" },
  { height:  529966 , difficulty:  864952 , date:  "2015-06-23 05:43:55" },
  { height:  529967 , difficulty:  862991 , date:  "2015-06-23 05:44:33" },
  { height:  529968 , difficulty:  862150 , date:  "2015-06-23 05:45:01" },
  { height:  529969 , difficulty:  862495 , date:  "2015-06-23 05:46:32" },
  { height:  529970 , difficulty:  860767 , date:  "2015-06-23 05:46:38" },
  { height:  529971 , difficulty:  861061 , date:  "2015-06-23 05:46:53" },
  { height:  529972 , difficulty:  862897 , date:  "2015-06-23 05:47:09" },
  { height:  529973 , difficulty:  859208 , date:  "2015-06-23 05:49:56" },
  { height:  529974 , difficulty:  860085 , date:  "2015-06-23 05:50:00" },
  { height:  529975 , difficulty:  861946 , date:  "2015-06-23 05:50:15" },
  { height:  529976 , difficulty:  859263 , date:  "2015-06-23 05:54:18" },
  { height:  529977 , difficulty:  859281 , date:  "2015-06-23 05:56:36" },
  { height:  529978 , difficulty:  859539 , date:  "2015-06-23 05:56:52" },
  { height:  529979 , difficulty:  860537 , date:  "2015-06-23 05:57:25" },
  { height:  529980 , difficulty:  860451 , date:  "2015-06-23 06:01:37" },
  { height:  529981 , difficulty:  855717 , date:  "2015-06-23 06:01:52" },
  { height:  529982 , difficulty:  856754 , date:  "2015-06-23 06:02:21" },
  { height:  529983 , difficulty:  857449 , date:  "2015-06-23 06:04:35" },
  { height:  529984 , difficulty:  857612 , date:  "2015-06-23 06:05:12" },
  { height:  529985 , difficulty:  854307 , date:  "2015-06-23 06:06:27" },
  { height:  529986 , difficulty:  855671 , date:  "2015-06-23 06:06:32" },
  { height:  529987 , difficulty:  855591 , date:  "2015-06-23 06:06:35" },
  { height:  529988 , difficulty:  855465 , date:  "2015-06-23 06:06:36" },
  { height:  529989 , difficulty:  857155 , date:  "2015-06-23 06:06:57" },
  { height:  529990 , difficulty:  858083 , date:  "2015-06-23 06:07:49" },
  { height:  529991 , difficulty:  858141 , date:  "2015-06-23 06:08:14" },
  { height:  529992 , difficulty:  868211 , date:  "2015-06-23 06:09:10" },
  { height:  529993 , difficulty:  865587 , date:  "2015-06-23 06:09:11" },
  { height:  529994 , difficulty:  866166 , date:  "2015-06-23 06:10:05" },
  { height:  529995 , difficulty:  865376 , date:  "2015-06-23 06:12:46" },
  { height:  529996 , difficulty:  866950 , date:  "2015-06-23 06:12:55" },
  { height:  529997 , difficulty:  865745 , date:  "2015-06-23 06:14:42" },
  { height:  529998 , difficulty:  867505 , date:  "2015-06-23 06:15:42" },
  { height:  529999 , difficulty:  866216 , date:  "2015-06-23 06:16:19" },
  { height:  530000 , difficulty:  868331 , date:  "2015-06-23 06:16:26" },
  { height:  530001 , difficulty:  864968 , date:  "2015-06-23 06:23:39" },
  { height:  530002 , difficulty:  864389 , date:  "2015-06-23 06:25:01" },
  { height:  530003 , difficulty:  864393 , date:  "2015-06-23 06:26:31" },
  { height:  530004 , difficulty:  864684 , date:  "2015-06-23 06:26:50" },
  { height:  530005 , difficulty:  863047 , date:  "2015-06-23 06:28:24" },
  { height:  530006 , difficulty:  862323 , date:  "2015-06-23 06:28:33" },
  { height:  530007 , difficulty:  863586 , date:  "2015-06-23 06:29:50" },
  { height:  530008 , difficulty:  866761 , date:  "2015-06-23 06:31:24" },
  { height:  530009 , difficulty:  866912 , date:  "2015-06-23 06:33:33" },
  { height:  530010 , difficulty:  866954 , date:  "2015-06-23 06:33:36" },
  { height:  530011 , difficulty:  868695 , date:  "2015-06-23 06:34:00" },
  { height:  530012 , difficulty:  869574 , date:  "2015-06-23 06:34:17" },
  { height:  530013 , difficulty:  869963 , date:  "2015-06-23 06:35:39" },
  { height:  530014 , difficulty:  869709 , date:  "2015-06-23 06:36:16" },
  { height:  530015 , difficulty:  867805 , date:  "2015-06-23 06:36:21" },
  { height:  530016 , difficulty:  868588 , date:  "2015-06-23 06:36:25" },
  { height:  530017 , difficulty:  863238 , date:  "2015-06-23 06:40:22" },
  { height:  530018 , difficulty:  865633 , date:  "2015-06-23 06:40:27" },
  { height:  530019 , difficulty:  865649 , date:  "2015-06-23 06:41:15" },
  { height:  530020 , difficulty:  866033 , date:  "2015-06-23 06:41:36" },
  { height:  530021 , difficulty:  868251 , date:  "2015-06-23 06:42:28" },
  { height:  530022 , difficulty:  867936 , date:  "2015-06-23 06:42:34" },
  { height:  530023 , difficulty:  870106 , date:  "2015-06-23 06:42:37" },
  { height:  530024 , difficulty:  868268 , date:  "2015-06-23 06:45:22" },
  { height:  530025 , difficulty:  865186 , date:  "2015-06-23 06:46:31" },
  { height:  530026 , difficulty:  866076 , date:  "2015-06-23 06:48:01" },
  { height:  530027 , difficulty:  865463 , date:  "2015-06-23 06:48:51" },
  { height:  530028 , difficulty:  863819 , date:  "2015-06-23 06:50:29" },
  { height:  530029 , difficulty:  862128 , date:  "2015-06-23 06:50:33" },
  { height:  530030 , difficulty:  861072 , date:  "2015-06-23 06:50:51" },
  { height:  530031 , difficulty:  861550 , date:  "2015-06-23 06:54:17" },
  { height:  530032 , difficulty:  861881 , date:  "2015-06-23 06:57:35" },
  { height:  530033 , difficulty:  862078 , date:  "2015-06-23 06:57:40" },
  { height:  530034 , difficulty:  861882 , date:  "2015-06-23 06:59:36" },
  { height:  530035 , difficulty:  859372 , date:  "2015-06-23 07:01:21" },
  { height:  530036 , difficulty:  859771 , date:  "2015-06-23 07:04:59" },
  { height:  530037 , difficulty:  859588 , date:  "2015-06-23 07:06:17" },
  { height:  530038 , difficulty:  859138 , date:  "2015-06-23 07:06:21" },
  { height:  530039 , difficulty:  859254 , date:  "2015-06-23 07:06:25" },
  { height:  530040 , difficulty:  862431 , date:  "2015-06-23 07:06:48" },
  { height:  530041 , difficulty:  860344 , date:  "2015-06-23 07:07:07" },
  { height:  530042 , difficulty:  865019 , date:  "2015-06-23 07:07:21" },
  { height:  530043 , difficulty:  864325 , date:  "2015-06-23 07:08:53" },
  { height:  530044 , difficulty:  866270 , date:  "2015-06-23 07:09:30" },
  { height:  530045 , difficulty:  864771 , date:  "2015-06-23 07:24:08" },
  { height:  530046 , difficulty:  867277 , date:  "2015-06-23 07:27:39" },
  { height:  530047 , difficulty:  867216 , date:  "2015-06-23 07:27:49" },
  { height:  530048 , difficulty:  868474 , date:  "2015-06-23 07:27:52" },
  { height:  530049 , difficulty:  865383 , date:  "2015-06-23 07:31:38" },
  { height:  530050 , difficulty:  870418 , date:  "2015-06-23 07:31:45" },
  { height:  530051 , difficulty:  872334 , date:  "2015-06-23 07:34:16" },
  { height:  530052 , difficulty:  868039 , date:  "2015-06-23 07:36:12" },
  { height:  530053 , difficulty:  866501 , date:  "2015-06-23 07:41:24" },
  { height:  530054 , difficulty:  866409 , date:  "2015-06-23 07:43:01" },
  { height:  530055 , difficulty:  866587 , date:  "2015-06-23 07:44:31" },
  { height:  530056 , difficulty:  860505 , date:  "2015-06-23 07:44:58" },
  { height:  530057 , difficulty:  863398 , date:  "2015-06-23 07:48:26" },
  { height:  530058 , difficulty:  863383 , date:  "2015-06-23 07:48:33" },
  { height:  530059 , difficulty:  860518 , date:  "2015-06-23 07:49:35" },
  { height:  530060 , difficulty:  861427 , date:  "2015-06-23 07:50:16" },
  { height:  530061 , difficulty:  860565 , date:  "2015-06-23 07:51:20" },
  { height:  530062 , difficulty:  860786 , date:  "2015-06-23 07:52:18" },
  { height:  530063 , difficulty:  864975 , date:  "2015-06-23 07:53:09" },
  { height:  530064 , difficulty:  865756 , date:  "2015-06-23 07:53:24" },
  { height:  530065 , difficulty:  866648 , date:  "2015-06-23 07:54:39" },
  { height:  530066 , difficulty:  865490 , date:  "2015-06-23 07:54:46" },
  { height:  530067 , difficulty:  865025 , date:  "2015-06-23 07:54:56" },
  { height:  530068 , difficulty:  863850 , date:  "2015-06-23 07:56:02" },
  { height:  530069 , difficulty:  864552 , date:  "2015-06-23 07:56:37" },
  { height:  530070 , difficulty:  866030 , date:  "2015-06-23 07:57:09" },
  { height:  530071 , difficulty:  862180 , date:  "2015-06-23 07:58:30" },
  { height:  530072 , difficulty:  863707 , date:  "2015-06-23 07:58:56" },
  { height:  530073 , difficulty:  862010 , date:  "2015-06-23 08:01:24" },
  { height:  530074 , difficulty:  866721 , date:  "2015-06-23 08:03:33" },
  { height:  530075 , difficulty:  868582 , date:  "2015-06-23 08:03:36" },
  { height:  530076 , difficulty:  870108 , date:  "2015-06-23 08:04:02" },
  { height:  530077 , difficulty:  860424 , date:  "2015-06-23 08:04:13" },
  { height:  530078 , difficulty:  859186 , date:  "2015-06-23 08:04:38" },
  { height:  530079 , difficulty:  857694 , date:  "2015-06-23 08:04:50" },
  { height:  530080 , difficulty:  859778 , date:  "2015-06-23 08:05:26" },
  { height:  530081 , difficulty:  857755 , date:  "2015-06-23 08:06:29" },
  { height:  530082 , difficulty:  860329 , date:  "2015-06-23 08:06:56" },
  { height:  530083 , difficulty:  859591 , date:  "2015-06-23 08:07:18" },
  { height:  530084 , difficulty:  858393 , date:  "2015-06-23 08:08:21" },
  { height:  530085 , difficulty:  860379 , date:  "2015-06-23 08:08:24" },
  { height:  530086 , difficulty:  860562 , date:  "2015-06-23 08:12:29" },
  { height:  530087 , difficulty:  864300 , date:  "2015-06-23 08:13:57" },
  { height:  530088 , difficulty:  866025 , date:  "2015-06-23 08:15:59" },
  { height:  530089 , difficulty:  865135 , date:  "2015-06-23 08:16:37" },
  { height:  530090 , difficulty:  869257 , date:  "2015-06-23 08:17:37" },
  { height:  530091 , difficulty:  869394 , date:  "2015-06-23 08:18:01" },
  { height:  530092 , difficulty:  870384 , date:  "2015-06-23 08:18:45" },
  { height:  530093 , difficulty:  864483 , date:  "2015-06-23 08:18:59" },
  { height:  530094 , difficulty:  864665 , date:  "2015-06-23 08:19:16" },
  { height:  530095 , difficulty:  864795 , date:  "2015-06-23 08:19:20" },
  { height:  530096 , difficulty:  865134 , date:  "2015-06-23 08:20:30" },
  { height:  530097 , difficulty:  868394 , date:  "2015-06-23 08:20:39" },
  { height:  530098 , difficulty:  869781 , date:  "2015-06-23 08:21:53" },
  { height:  530099 , difficulty:  871178 , date:  "2015-06-23 08:22:21" },
  { height:  530100 , difficulty:  867296 , date:  "2015-06-23 08:22:30" },
  { height:  530101 , difficulty:  865889 , date:  "2015-06-23 08:25:40" },
  { height:  530102 , difficulty:  864199 , date:  "2015-06-23 08:26:34" },
  { height:  530103 , difficulty:  863118 , date:  "2015-06-23 08:26:42" },
  { height:  530104 , difficulty:  864474 , date:  "2015-06-23 08:28:23" },
  { height:  530105 , difficulty:  864777 , date:  "2015-06-23 08:28:25" },
  { height:  530106 , difficulty:  864787 , date:  "2015-06-23 08:28:41" },
  { height:  530107 , difficulty:  860246 , date:  "2015-06-23 08:32:30" },
  { height:  530108 , difficulty:  857327 , date:  "2015-06-23 08:34:51" },
  { height:  530109 , difficulty:  857488 , date:  "2015-06-23 08:35:06" },
  { height:  530110 , difficulty:  854918 , date:  "2015-06-23 08:35:54" },
  { height:  530111 , difficulty:  854103 , date:  "2015-06-23 08:36:53" },
  { height:  530112 , difficulty:  848939 , date:  "2015-06-23 08:36:55" },
  { height:  530113 , difficulty:  847529 , date:  "2015-06-23 08:37:38" },
  { height:  530114 , difficulty:  853038 , date:  "2015-06-23 08:38:19" },
  { height:  530115 , difficulty:  853517 , date:  "2015-06-23 08:38:29" },
  { height:  530116 , difficulty:  853291 , date:  "2015-06-23 08:39:07" },
  { height:  530117 , difficulty:  854416 , date:  "2015-06-23 08:39:31" },
  { height:  530118 , difficulty:  858390 , date:  "2015-06-23 08:40:33" },
  { height:  530119 , difficulty:  856365 , date:  "2015-06-23 08:41:27" },
  { height:  530120 , difficulty:  857207 , date:  "2015-06-23 08:42:01" },
  { height:  530121 , difficulty:  836241 , date:  "2015-06-23 08:42:15" },
  { height:  530122 , difficulty:  831778 , date:  "2015-06-23 08:43:46" },
  { height:  530123 , difficulty:  835623 , date:  "2015-06-23 08:43:52" },
  { height:  530124 , difficulty:  836677 , date:  "2015-06-23 08:44:17" },
  { height:  530125 , difficulty:  831533 , date:  "2015-06-23 08:44:51" },
  { height:  530126 , difficulty:  835557 , date:  "2015-06-23 08:45:24" },
  { height:  530127 , difficulty:  832918 , date:  "2015-06-23 08:47:23" },
  { height:  530128 , difficulty:  831547 , date:  "2015-06-23 08:48:16" },
  { height:  530129 , difficulty:  824744 , date:  "2015-06-23 08:48:44" },
  { height:  530130 , difficulty:  825232 , date:  "2015-06-23 08:49:05" },
  { height:  530131 , difficulty:  823366 , date:  "2015-06-23 08:49:16" },
  { height:  530132 , difficulty:  823649 , date:  "2015-06-23 08:50:09" },
  { height:  530133 , difficulty:  819598 , date:  "2015-06-23 08:50:56" },
  { height:  530134 , difficulty:  820569 , date:  "2015-06-23 08:51:59" },
  { height:  530135 , difficulty:  820829 , date:  "2015-06-23 08:52:35" },
  { height:  530136 , difficulty:  820151 , date:  "2015-06-23 08:53:36" },
  { height:  530137 , difficulty:  821164 , date:  "2015-06-23 08:54:11" },
  { height:  530138 , difficulty:  820053 , date:  "2015-06-23 08:56:20" },
  { height:  530139 , difficulty:  823099 , date:  "2015-06-23 08:59:55" },
  { height:  530140 , difficulty:  824551 , date:  "2015-06-23 09:00:03" },
  { height:  530141 , difficulty:  823470 , date:  "2015-06-23 09:00:26" },
  { height:  530142 , difficulty:  826892 , date:  "2015-06-23 09:02:00" },
  { height:  530143 , difficulty:  828561 , date:  "2015-06-23 09:03:38" },
  { height:  530144 , difficulty:  829323 , date:  "2015-06-23 09:03:44" },
  { height:  530145 , difficulty:  828863 , date:  "2015-06-23 09:07:56" },
  { height:  530146 , difficulty:  832182 , date:  "2015-06-23 09:11:24" },
  { height:  530147 , difficulty:  830442 , date:  "2015-06-23 09:12:13" },
  { height:  530148 , difficulty:  835586 , date:  "2015-06-23 09:13:08" },
  { height:  530149 , difficulty:  832259 , date:  "2015-06-23 09:15:49" },
  { height:  530150 , difficulty:  830294 , date:  "2015-06-23 09:16:36" },
  { height:  530151 , difficulty:  836959 , date:  "2015-06-23 09:17:56" },
  { height:  530152 , difficulty:  837579 , date:  "2015-06-23 09:17:57" },
  { height:  530153 , difficulty:  837599 , date:  "2015-06-23 09:20:51" },
  { height:  530154 , difficulty:  837910 , date:  "2015-06-23 09:20:55" },
  { height:  530155 , difficulty:  838633 , date:  "2015-06-23 09:21:05" },
  { height:  530156 , difficulty:  838824 , date:  "2015-06-23 09:21:33" },
  { height:  530157 , difficulty:  837961 , date:  "2015-06-23 09:21:37" },
  { height:  530158 , difficulty:  841188 , date:  "2015-06-23 09:21:59" },
  { height:  530159 , difficulty:  841400 , date:  "2015-06-23 09:22:21" },
  { height:  530160 , difficulty:  840383 , date:  "2015-06-23 09:23:17" },
  { height:  530161 , difficulty:  841907 , date:  "2015-06-23 09:29:15" },
  { height:  530162 , difficulty:  838597 , date:  "2015-06-23 09:29:48" },
  { height:  530163 , difficulty:  838973 , date:  "2015-06-23 09:29:56" },
  { height:  530164 , difficulty:  838233 , date:  "2015-06-23 09:32:14" },
  { height:  530165 , difficulty:  841159 , date:  "2015-06-23 09:36:55" },
  { height:  530166 , difficulty:  840181 , date:  "2015-06-23 09:37:01" },
  { height:  530167 , difficulty:  839988 , date:  "2015-06-23 09:37:28" },
  { height:  530168 , difficulty:  839548 , date:  "2015-06-23 09:37:44" },
  { height:  530169 , difficulty:  840517 , date:  "2015-06-23 09:38:17" },
  { height:  530170 , difficulty:  840942 , date:  "2015-06-23 09:41:22" },
  { height:  530171 , difficulty:  841291 , date:  "2015-06-23 09:41:26" },
  { height:  530172 , difficulty:  842158 , date:  "2015-06-23 09:43:54" },
  { height:  530173 , difficulty:  842200 , date:  "2015-06-23 09:44:58" },
  { height:  530174 , difficulty:  841476 , date:  "2015-06-23 09:44:59" },
  { height:  530175 , difficulty:  842496 , date:  "2015-06-23 09:46:50" },
  { height:  530176 , difficulty:  842576 , date:  "2015-06-23 09:46:53" },
  { height:  530177 , difficulty:  840742 , date:  "2015-06-23 09:49:13" },
  { height:  530178 , difficulty:  839741 , date:  "2015-06-23 09:51:13" },
  { height:  530179 , difficulty:  843190 , date:  "2015-06-23 09:52:04" },
  { height:  530180 , difficulty:  841742 , date:  "2015-06-23 09:52:09" },
  { height:  530181 , difficulty:  842156 , date:  "2015-06-23 09:54:31" },
  { height:  530182 , difficulty:  842351 , date:  "2015-06-23 09:55:24" },
  { height:  530183 , difficulty:  837056 , date:  "2015-06-23 09:56:11" },
  { height:  530184 , difficulty:  838650 , date:  "2015-06-23 09:56:44" },
  { height:  530185 , difficulty:  839833 , date:  "2015-06-23 09:58:54" },
  { height:  530186 , difficulty:  839840 , date:  "2015-06-23 09:58:57" },
  { height:  530187 , difficulty:  839239 , date:  "2015-06-23 09:59:55" },
  { height:  530188 , difficulty:  842848 , date:  "2015-06-23 10:01:15" },
  { height:  530189 , difficulty:  841962 , date:  "2015-06-23 10:01:49" },
  { height:  530190 , difficulty:  843370 , date:  "2015-06-23 10:03:00" },
  { height:  530191 , difficulty:  843604 , date:  "2015-06-23 10:05:10" },
  { height:  530192 , difficulty:  843616 , date:  "2015-06-23 10:05:29" },
  { height:  530193 , difficulty:  846141 , date:  "2015-06-23 10:05:54" },
  { height:  530194 , difficulty:  845895 , date:  "2015-06-23 10:06:44" },
  { height:  530195 , difficulty:  845606 , date:  "2015-06-23 10:08:05" },
  { height:  530196 , difficulty:  844953 , date:  "2015-06-23 10:08:31" },
  { height:  530197 , difficulty:  845539 , date:  "2015-06-23 10:10:02" },
  { height:  530198 , difficulty:  843538 , date:  "2015-06-23 10:10:53" },
  { height:  530199 , difficulty:  845078 , date:  "2015-06-23 10:11:15" },
  { height:  530200 , difficulty:  845321 , date:  "2015-06-23 10:12:11" },
  { height:  530201 , difficulty:  846934 , date:  "2015-06-23 10:14:04" },
  { height:  530202 , difficulty:  847500 , date:  "2015-06-23 10:15:27" },
  { height:  530203 , difficulty:  844906 , date:  "2015-06-23 10:15:29" },
  { height:  530204 , difficulty:  845950 , date:  "2015-06-23 10:16:03" },
  { height:  530205 , difficulty:  846739 , date:  "2015-06-23 10:17:37" },
  { height:  530206 , difficulty:  846841 , date:  "2015-06-23 10:17:50" },
  { height:  530207 , difficulty:  847332 , date:  "2015-06-23 10:18:37" },
  { height:  530208 , difficulty:  846911 , date:  "2015-06-23 10:18:50" },
  { height:  530209 , difficulty:  848558 , date:  "2015-06-23 10:21:14" },
  { height:  530210 , difficulty:  847636 , date:  "2015-06-23 10:21:56" },
  { height:  530211 , difficulty:  856797 , date:  "2015-06-23 10:24:34" },
  { height:  530212 , difficulty:  855430 , date:  "2015-06-23 10:24:35" },
  { height:  530213 , difficulty:  854926 , date:  "2015-06-23 10:24:38" },
  { height:  530214 , difficulty:  854368 , date:  "2015-06-23 10:24:43" },
  { height:  530215 , difficulty:  851498 , date:  "2015-06-23 10:25:33" },
  { height:  530216 , difficulty:  851435 , date:  "2015-06-23 10:26:06" },
  { height:  530217 , difficulty:  853767 , date:  "2015-06-23 10:27:03" },
  { height:  530218 , difficulty:  851580 , date:  "2015-06-23 10:27:25" },
  { height:  530219 , difficulty:  849310 , date:  "2015-06-23 10:28:30" },
  { height:  530220 , difficulty:  852639 , date:  "2015-06-23 10:28:46" },
  { height:  530221 , difficulty:  846559 , date:  "2015-06-23 10:29:34" },
  { height:  530222 , difficulty:  844550 , date:  "2015-06-23 10:29:43" },
  { height:  530223 , difficulty:  844132 , date:  "2015-06-23 10:30:37" },
  { height:  530224 , difficulty:  843951 , date:  "2015-06-23 10:34:05" },
  { height:  530225 , difficulty:  840261 , date:  "2015-06-23 10:35:06" },
  { height:  530226 , difficulty:  840725 , date:  "2015-06-23 10:35:09" },
  { height:  530227 , difficulty:  839946 , date:  "2015-06-23 10:35:31" },
  { height:  530228 , difficulty:  841716 , date:  "2015-06-23 10:37:34" },
  { height:  530229 , difficulty:  840108 , date:  "2015-06-23 10:37:39" },
  { height:  530230 , difficulty:  840321 , date:  "2015-06-23 10:38:10" },
  { height:  530231 , difficulty:  842379 , date:  "2015-06-23 10:39:53" },
  { height:  530232 , difficulty:  841935 , date:  "2015-06-23 10:40:13" },
  { height:  530233 , difficulty:  847749 , date:  "2015-06-23 10:40:30" },
  { height:  530234 , difficulty:  849647 , date:  "2015-06-23 10:40:34" },
  { height:  530235 , difficulty:  854119 , date:  "2015-06-23 10:45:01" },
  { height:  530236 , difficulty:  853502 , date:  "2015-06-23 10:45:03" },
  { height:  530237 , difficulty:  845211 , date:  "2015-06-23 10:47:44" },
  { height:  530238 , difficulty:  845956 , date:  "2015-06-23 10:49:55" },
  { height:  530239 , difficulty:  846484 , date:  "2015-06-23 10:53:42" },
  { height:  530240 , difficulty:  843345 , date:  "2015-06-23 10:53:43" },
  { height:  530241 , difficulty:  838094 , date:  "2015-06-23 10:54:24" },
  { height:  530242 , difficulty:  838955 , date:  "2015-06-23 10:55:49" },
  { height:  530243 , difficulty:  839649 , date:  "2015-06-23 10:55:55" },
  { height:  530244 , difficulty:  840745 , date:  "2015-06-23 10:56:28" },
  { height:  530245 , difficulty:  841047 , date:  "2015-06-23 10:57:45" },
  { height:  530246 , difficulty:  836919 , date:  "2015-06-23 10:58:34" },
  { height:  530247 , difficulty:  838609 , date:  "2015-06-23 10:59:14" },
  { height:  530248 , difficulty:  838427 , date:  "2015-06-23 11:00:21" },
  { height:  530249 , difficulty:  838169 , date:  "2015-06-23 11:00:30" },
  { height:  530250 , difficulty:  838654 , date:  "2015-06-23 11:01:05" },
  { height:  530251 , difficulty:  837770 , date:  "2015-06-23 11:02:31" },
  { height:  530252 , difficulty:  838495 , date:  "2015-06-23 11:02:55" },
  { height:  530253 , difficulty:  835530 , date:  "2015-06-23 11:05:05" },
  { height:  530254 , difficulty:  833934 , date:  "2015-06-23 11:05:54" },
  { height:  530255 , difficulty:  832964 , date:  "2015-06-23 11:06:58" },
  { height:  530256 , difficulty:  833701 , date:  "2015-06-23 11:07:03" },
  { height:  530257 , difficulty:  831216 , date:  "2015-06-23 11:07:30" },
  { height:  530258 , difficulty:  830126 , date:  "2015-06-23 11:08:20" },
  { height:  530259 , difficulty:  829406 , date:  "2015-06-23 11:09:59" },
  { height:  530260 , difficulty:  837460 , date:  "2015-06-23 11:10:23" },
  { height:  530261 , difficulty:  836690 , date:  "2015-06-23 11:12:17" },
  { height:  530262 , difficulty:  837594 , date:  "2015-06-23 11:12:20" },
  { height:  530263 , difficulty:  837683 , date:  "2015-06-23 11:12:35" },
  { height:  530264 , difficulty:  838257 , date:  "2015-06-23 11:13:26" },
  { height:  530265 , difficulty:  837727 , date:  "2015-06-23 11:15:26" },
  { height:  530266 , difficulty:  840395 , date:  "2015-06-23 11:18:44" },
  { height:  530267 , difficulty:  837972 , date:  "2015-06-23 11:18:55" },
  { height:  530268 , difficulty:  838863 , date:  "2015-06-23 11:22:16" },
  { height:  530269 , difficulty:  840122 , date:  "2015-06-23 11:22:21" },
  { height:  530270 , difficulty:  839123 , date:  "2015-06-23 11:22:58" },
  { height:  530271 , difficulty:  839348 , date:  "2015-06-23 11:23:10" },
  { height:  530272 , difficulty:  841037 , date:  "2015-06-23 11:25:01" },
  { height:  530273 , difficulty:  839336 , date:  "2015-06-23 11:26:52" },
  { height:  530274 , difficulty:  840733 , date:  "2015-06-23 11:26:56" },
  { height:  530275 , difficulty:  842494 , date:  "2015-06-23 11:28:00" },
  { height:  530276 , difficulty:  841963 , date:  "2015-06-23 11:28:17" },
  { height:  530277 , difficulty:  842356 , date:  "2015-06-23 11:28:23" },
  { height:  530278 , difficulty:  840604 , date:  "2015-06-23 11:29:09" },
  { height:  530279 , difficulty:  841909 , date:  "2015-06-23 11:29:45" },
  { height:  530280 , difficulty:  841628 , date:  "2015-06-23 11:32:26" },
  { height:  530281 , difficulty:  839927 , date:  "2015-06-23 11:32:32" },
  { height:  530282 , difficulty:  841739 , date:  "2015-06-23 11:33:15" },
  { height:  530283 , difficulty:  841145 , date:  "2015-06-23 11:36:16" },
  { height:  530284 , difficulty:  845314 , date:  "2015-06-23 11:36:26" },
  { height:  530285 , difficulty:  842008 , date:  "2015-06-23 11:37:16" },
  { height:  530286 , difficulty:  842225 , date:  "2015-06-23 11:38:39" },
  { height:  530287 , difficulty:  839180 , date:  "2015-06-23 11:39:39" },
  { height:  530288 , difficulty:  839637 , date:  "2015-06-23 11:39:57" },
  { height:  530289 , difficulty:  840400 , date:  "2015-06-23 11:41:50" },
  { height:  530290 , difficulty:  840589 , date:  "2015-06-23 11:42:27" },
  { height:  530291 , difficulty:  842968 , date:  "2015-06-23 11:43:05" },
  { height:  530292 , difficulty:  846374 , date:  "2015-06-23 11:44:06" },
  { height:  530293 , difficulty:  845154 , date:  "2015-06-23 11:45:01" },
  { height:  530294 , difficulty:  846042 , date:  "2015-06-23 11:45:47" },
  { height:  530295 , difficulty:  846756 , date:  "2015-06-23 11:46:50" },
  { height:  530296 , difficulty:  848334 , date:  "2015-06-23 11:48:53" },
  { height:  530297 , difficulty:  852365 , date:  "2015-06-23 11:49:52" },
  { height:  530298 , difficulty:  852317 , date:  "2015-06-23 11:50:10" },
  { height:  530299 , difficulty:  851310 , date:  "2015-06-23 11:50:54" },
  { height:  530300 , difficulty:  847518 , date:  "2015-06-23 11:53:05" },
  { height:  530301 , difficulty:  846202 , date:  "2015-06-23 11:56:18" },
  { height:  530302 , difficulty:  846493 , date:  "2015-06-23 11:56:22" },
  { height:  530303 , difficulty:  846853 , date:  "2015-06-23 11:56:32" },
  { height:  530304 , difficulty:  846728 , date:  "2015-06-23 11:57:11" },
  { height:  530305 , difficulty:  849138 , date:  "2015-06-23 11:57:27" },
  { height:  530306 , difficulty:  849963 , date:  "2015-06-23 11:57:58" },
  { height:  530307 , difficulty:  847688 , date:  "2015-06-23 11:58:56" },
  { height:  530308 , difficulty:  850124 , date:  "2015-06-23 11:59:00" },
  { height:  530309 , difficulty:  853233 , date:  "2015-06-23 11:59:38" },
  { height:  530310 , difficulty:  853342 , date:  "2015-06-23 12:02:19" },
  { height:  530311 , difficulty:  847533 , date:  "2015-06-23 12:02:46" },
  { height:  530312 , difficulty:  848407 , date:  "2015-06-23 12:03:00" },
  { height:  530313 , difficulty:  844697 , date:  "2015-06-23 12:04:32" },
  { height:  530314 , difficulty:  845061 , date:  "2015-06-23 12:04:45" },
  { height:  530315 , difficulty:  839922 , date:  "2015-06-23 12:04:53" },
  { height:  530316 , difficulty:  841835 , date:  "2015-06-23 12:06:53" },
  { height:  530317 , difficulty:  842134 , date:  "2015-06-23 12:06:54" },
  { height:  530318 , difficulty:  840349 , date:  "2015-06-23 12:07:01" },
  { height:  530319 , difficulty:  840600 , date:  "2015-06-23 12:07:11" },
  { height:  530320 , difficulty:  841764 , date:  "2015-06-23 12:07:52" },
  { height:  530321 , difficulty:  840742 , date:  "2015-06-23 12:08:47" },
  { height:  530322 , difficulty:  840022 , date:  "2015-06-23 12:09:55" },
  { height:  530323 , difficulty:  840522 , date:  "2015-06-23 12:14:47" },
  { height:  530324 , difficulty:  841695 , date:  "2015-06-23 12:14:48" },
  { height:  530325 , difficulty:  843497 , date:  "2015-06-23 12:17:16" },
  { height:  530326 , difficulty:  842821 , date:  "2015-06-23 12:18:18" },
  { height:  530327 , difficulty:  842529 , date:  "2015-06-23 12:21:36" },
  { height:  530328 , difficulty:  843174 , date:  "2015-06-23 12:21:59" },
  { height:  530329 , difficulty:  840840 , date:  "2015-06-23 12:22:31" },
  { height:  530330 , difficulty:  840995 , date:  "2015-06-23 12:23:10" },
  { height:  530331 , difficulty:  841195 , date:  "2015-06-23 12:25:53" },
  { height:  530332 , difficulty:  842235 , date:  "2015-06-23 12:27:00" },
  { height:  530333 , difficulty:  842744 , date:  "2015-06-23 12:27:35" },
  { height:  530334 , difficulty:  842191 , date:  "2015-06-23 12:28:43" },
  { height:  530335 , difficulty:  841612 , date:  "2015-06-23 12:29:32" },
  { height:  530336 , difficulty:  841180 , date:  "2015-06-23 12:29:38" },
  { height:  530337 , difficulty:  839438 , date:  "2015-06-23 12:30:09" },
  { height:  530338 , difficulty:  840367 , date:  "2015-06-23 12:31:41" },
  { height:  530339 , difficulty:  840941 , date:  "2015-06-23 12:31:51" },
  { height:  530340 , difficulty:  839897 , date:  "2015-06-23 12:33:12" },
  { height:  530341 , difficulty:  837970 , date:  "2015-06-23 12:36:14" },
  { height:  530342 , difficulty:  833686 , date:  "2015-06-23 12:37:21" },
  { height:  530343 , difficulty:  833572 , date:  "2015-06-23 12:37:24" },
  { height:  530344 , difficulty:  830363 , date:  "2015-06-23 12:37:31" },
  { height:  530345 , difficulty:  832967 , date:  "2015-06-23 12:39:17" },
  { height:  530346 , difficulty:  833188 , date:  "2015-06-23 12:40:14" },
  { height:  530347 , difficulty:  833038 , date:  "2015-06-23 12:40:58" },
  { height:  530348 , difficulty:  830606 , date:  "2015-06-23 12:42:11" },
  { height:  530349 , difficulty:  828395 , date:  "2015-06-23 12:42:24" },
  { height:  530350 , difficulty:  829739 , date:  "2015-06-23 12:42:42" },
  { height:  530351 , difficulty:  828467 , date:  "2015-06-23 12:43:15" },
  { height:  530352 , difficulty:  830233 , date:  "2015-06-23 12:47:18" },
  { height:  530353 , difficulty:  830217 , date:  "2015-06-23 12:48:19" },
  { height:  530354 , difficulty:  830219 , date:  "2015-06-23 12:48:21" },
  { height:  530355 , difficulty:  829807 , date:  "2015-06-23 12:49:14" },
  { height:  530356 , difficulty:  829581 , date:  "2015-06-23 12:49:58" },
  { height:  530357 , difficulty:  830371 , date:  "2015-06-23 12:51:44" },
  { height:  530358 , difficulty:  829865 , date:  "2015-06-23 12:52:15" },
  { height:  530359 , difficulty:  826287 , date:  "2015-06-23 12:53:31" },
  { height:  530360 , difficulty:  826227 , date:  "2015-06-23 12:56:01" },
  { height:  530361 , difficulty:  826967 , date:  "2015-06-23 12:56:12" },
  { height:  530362 , difficulty:  826534 , date:  "2015-06-23 12:56:33" },
  { height:  530363 , difficulty:  825317 , date:  "2015-06-23 12:56:40" },
  { height:  530364 , difficulty:  825548 , date:  "2015-06-23 12:59:32" },
  { height:  530365 , difficulty:  823764 , date:  "2015-06-23 13:02:34" },
  { height:  530366 , difficulty:  823150 , date:  "2015-06-23 13:05:28" },
  { height:  530367 , difficulty:  823549 , date:  "2015-06-23 13:06:34" },
  { height:  530368 , difficulty:  823024 , date:  "2015-06-23 13:06:36" },
  { height:  530369 , difficulty:  822450 , date:  "2015-06-23 13:07:04" },
  { height:  530370 , difficulty:  821652 , date:  "2015-06-23 13:07:09" },
  { height:  530371 , difficulty:  820518 , date:  "2015-06-23 13:07:53" },
  { height:  530372 , difficulty:  817965 , date:  "2015-06-23 13:09:52" },
  { height:  530373 , difficulty:  818495 , date:  "2015-06-23 13:10:27" },
  { height:  530374 , difficulty:  821056 , date:  "2015-06-23 13:13:32" },
  { height:  530375 , difficulty:  820311 , date:  "2015-06-23 13:15:42" },
  { height:  530376 , difficulty:  820376 , date:  "2015-06-23 13:15:54" },
  { height:  530377 , difficulty:  816588 , date:  "2015-06-23 13:16:00" },
  { height:  530378 , difficulty:  820543 , date:  "2015-06-23 13:16:23" },
  { height:  530379 , difficulty:  822099 , date:  "2015-06-23 13:17:54" },
  { height:  530380 , difficulty:  822322 , date:  "2015-06-23 13:17:58" },
  { height:  530381 , difficulty:  826431 , date:  "2015-06-23 13:20:18" },
  { height:  530382 , difficulty:  826340 , date:  "2015-06-23 13:22:44" },
  { height:  530383 , difficulty:  828611 , date:  "2015-06-23 13:26:59" },
  { height:  530384 , difficulty:  830368 , date:  "2015-06-23 13:27:43" },
  { height:  530385 , difficulty:  829986 , date:  "2015-06-23 13:28:55" },
  { height:  530386 , difficulty:  827300 , date:  "2015-06-23 13:31:12" },
  { height:  530387 , difficulty:  829721 , date:  "2015-06-23 13:31:34" },
  { height:  530388 , difficulty:  833437 , date:  "2015-06-23 13:33:22" },
  { height:  530389 , difficulty:  831456 , date:  "2015-06-23 13:33:52" },
  { height:  530390 , difficulty:  834249 , date:  "2015-06-23 13:33:54" },
  { height:  530391 , difficulty:  836107 , date:  "2015-06-23 13:34:03" },
  { height:  530392 , difficulty:  835464 , date:  "2015-06-23 13:34:42" },
  { height:  530393 , difficulty:  840327 , date:  "2015-06-23 13:36:26" },
  { height:  530394 , difficulty:  840690 , date:  "2015-06-23 13:38:51" },
  { height:  530395 , difficulty:  841291 , date:  "2015-06-23 13:41:21" },
  { height:  530396 , difficulty:  840520 , date:  "2015-06-23 13:41:25" },
  { height:  530397 , difficulty:  839536 , date:  "2015-06-23 13:41:52" },
  { height:  530398 , difficulty:  839375 , date:  "2015-06-23 13:41:58" },
  { height:  530399 , difficulty:  834197 , date:  "2015-06-23 13:44:16" },
  { height:  530400 , difficulty:  837441 , date:  "2015-06-23 13:46:26" },
  { height:  530401 , difficulty:  834272 , date:  "2015-06-23 13:48:41" },
  { height:  530402 , difficulty:  833535 , date:  "2015-06-23 13:50:02" },
  { height:  530403 , difficulty:  829170 , date:  "2015-06-23 13:50:45" },
  { height:  530404 , difficulty:  829367 , date:  "2015-06-23 13:51:07" },
  { height:  530405 , difficulty:  831570 , date:  "2015-06-23 13:52:09" },
  { height:  530406 , difficulty:  831765 , date:  "2015-06-23 13:54:28" },
  { height:  530407 , difficulty:  828708 , date:  "2015-06-23 13:55:30" },
  { height:  530408 , difficulty:  831259 , date:  "2015-06-23 13:56:16" },
  { height:  530409 , difficulty:  831319 , date:  "2015-06-23 13:56:25" },
  { height:  530410 , difficulty:  830017 , date:  "2015-06-23 13:58:56" },
  { height:  530411 , difficulty:  829639 , date:  "2015-06-23 13:59:29" },
  { height:  530412 , difficulty:  831314 , date:  "2015-06-23 14:00:54" },
  { height:  530413 , difficulty:  831648 , date:  "2015-06-23 14:01:56" },
  { height:  530414 , difficulty:  829698 , date:  "2015-06-23 14:02:28" },
  { height:  530415 , difficulty:  830125 , date:  "2015-06-23 14:02:55" },
  { height:  530416 , difficulty:  828457 , date:  "2015-06-23 14:06:03" },
  { height:  530417 , difficulty:  825259 , date:  "2015-06-23 14:06:09" },
  { height:  530418 , difficulty:  823845 , date:  "2015-06-23 14:07:15" },
  { height:  530419 , difficulty:  827052 , date:  "2015-06-23 14:08:03" },
  { height:  530420 , difficulty:  829584 , date:  "2015-06-23 14:08:31" },
  { height:  530421 , difficulty:  827421 , date:  "2015-06-23 14:13:19" },
  { height:  530422 , difficulty:  826638 , date:  "2015-06-23 14:14:11" },
  { height:  530423 , difficulty:  826902 , date:  "2015-06-23 14:16:53" },
  { height:  530424 , difficulty:  825359 , date:  "2015-06-23 14:18:00" },
  { height:  530425 , difficulty:  825956 , date:  "2015-06-23 14:18:36" },
  { height:  530426 , difficulty:  826301 , date:  "2015-06-23 14:18:42" },
  { height:  530427 , difficulty:  826186 , date:  "2015-06-23 14:18:55" },
  { height:  530428 , difficulty:  821003 , date:  "2015-06-23 14:19:13" },
  { height:  530429 , difficulty:  819880 , date:  "2015-06-23 14:28:05" },
  { height:  530430 , difficulty:  820960 , date:  "2015-06-23 14:31:13" },
  { height:  530431 , difficulty:  821045 , date:  "2015-06-23 14:31:53" },
  { height:  530432 , difficulty:  823098 , date:  "2015-06-23 14:34:10" },
  { height:  530433 , difficulty:  821721 , date:  "2015-06-23 14:34:28" },
  { height:  530434 , difficulty:  821238 , date:  "2015-06-23 14:35:35" },
  { height:  530435 , difficulty:  819850 , date:  "2015-06-23 14:36:44" },
  { height:  530436 , difficulty:  817391 , date:  "2015-06-23 14:37:28" },
  { height:  530437 , difficulty:  817439 , date:  "2015-06-23 14:38:35" },
  { height:  530438 , difficulty:  818132 , date:  "2015-06-23 14:40:08" },
  { height:  530439 , difficulty:  818553 , date:  "2015-06-23 14:41:14" },
  { height:  530440 , difficulty:  817901 , date:  "2015-06-23 14:41:17" },
  { height:  530441 , difficulty:  815758 , date:  "2015-06-23 14:41:24" },
  { height:  530442 , difficulty:  814774 , date:  "2015-06-23 14:41:41" },
  { height:  530443 , difficulty:  813726 , date:  "2015-06-23 14:41:51" },
  { height:  530444 , difficulty:  814225 , date:  "2015-06-23 14:42:10" },
  { height:  530445 , difficulty:  813904 , date:  "2015-06-23 14:42:41" },
  { height:  530446 , difficulty:  815419 , date:  "2015-06-23 14:43:26" },
  { height:  530447 , difficulty:  814649 , date:  "2015-06-23 14:45:44" },
  { height:  530448 , difficulty:  812287 , date:  "2015-06-23 14:46:20" },
  { height:  530449 , difficulty:  812599 , date:  "2015-06-23 14:47:55" },
  { height:  530450 , difficulty:  809011 , date:  "2015-06-23 14:48:26" },
  { height:  530451 , difficulty:  808670 , date:  "2015-06-23 14:50:31" },
  { height:  530452 , difficulty:  809050 , date:  "2015-06-23 14:52:31" },
  { height:  530453 , difficulty:  813417 , date:  "2015-06-23 14:54:10" },
  { height:  530454 , difficulty:  813072 , date:  "2015-06-23 14:54:15" },
  { height:  530455 , difficulty:  811259 , date:  "2015-06-23 14:56:28" },
  { height:  530456 , difficulty:  812791 , date:  "2015-06-23 14:56:49" },
  { height:  530457 , difficulty:  810399 , date:  "2015-06-23 14:56:55" },
  { height:  530458 , difficulty:  810139 , date:  "2015-06-23 14:57:14" },
  { height:  530459 , difficulty:  807858 , date:  "2015-06-23 14:57:23" },
  { height:  530460 , difficulty:  811525 , date:  "2015-06-23 14:59:10" },
  { height:  530461 , difficulty:  811869 , date:  "2015-06-23 14:59:47" },
  { height:  530462 , difficulty:  810629 , date:  "2015-06-23 15:01:51" },
  { height:  530463 , difficulty:  810517 , date:  "2015-06-23 15:02:03" },
  { height:  530464 , difficulty:  809541 , date:  "2015-06-23 15:02:32" },
  { height:  530465 , difficulty:  811187 , date:  "2015-06-23 15:03:24" },
  { height:  530466 , difficulty:  811726 , date:  "2015-06-23 15:03:35" },
  { height:  530467 , difficulty:  812907 , date:  "2015-06-23 15:06:08" },
  { height:  530468 , difficulty:  812197 , date:  "2015-06-23 15:06:56" },
  { height:  530469 , difficulty:  810451 , date:  "2015-06-23 15:08:09" },
  { height:  530470 , difficulty:  807405 , date:  "2015-06-23 15:08:33" },
  { height:  530471 , difficulty:  805439 , date:  "2015-06-23 15:08:59" },
  { height:  530472 , difficulty:  805508 , date:  "2015-06-23 15:09:50" },
  { height:  530473 , difficulty:  805226 , date:  "2015-06-23 15:11:41" },
  { height:  530474 , difficulty:  805442 , date:  "2015-06-23 15:13:46" },
  { height:  530475 , difficulty:  802871 , date:  "2015-06-23 15:15:11" },
  { height:  530476 , difficulty:  800945 , date:  "2015-06-23 15:16:12" },
  { height:  530477 , difficulty:  802182 , date:  "2015-06-23 15:16:57" },
  { height:  530478 , difficulty:  801061 , date:  "2015-06-23 15:19:36" },
  { height:  530479 , difficulty:  801472 , date:  "2015-06-23 15:21:09" },
  { height:  530480 , difficulty:  801088 , date:  "2015-06-23 15:21:17" },
  { height:  530481 , difficulty:  800880 , date:  "2015-06-23 15:23:50" },
  { height:  530482 , difficulty:  799226 , date:  "2015-06-23 15:23:58" },
  { height:  530483 , difficulty:  800697 , date:  "2015-06-23 15:25:37" },
  { height:  530484 , difficulty:  799897 , date:  "2015-06-23 15:27:52" },
  { height:  530485 , difficulty:  800782 , date:  "2015-06-23 15:28:02" },
  { height:  530486 , difficulty:  798492 , date:  "2015-06-23 15:28:38" },
  { height:  530487 , difficulty:  798667 , date:  "2015-06-23 15:29:07" },
  { height:  530488 , difficulty:  797491 , date:  "2015-06-23 15:29:50" },
  { height:  530489 , difficulty:  797926 , date:  "2015-06-23 15:32:04" },
  { height:  530490 , difficulty:  798060 , date:  "2015-06-23 15:32:06" },
  { height:  530491 , difficulty:  799405 , date:  "2015-06-23 15:35:55" },
  { height:  530492 , difficulty:  795645 , date:  "2015-06-23 15:37:17" },
  { height:  530493 , difficulty:  795620 , date:  "2015-06-23 15:37:25" },
  { height:  530494 , difficulty:  794936 , date:  "2015-06-23 15:38:20" },
  { height:  530495 , difficulty:  795815 , date:  "2015-06-23 15:39:43" },
  { height:  530496 , difficulty:  795878 , date:  "2015-06-23 15:40:54" },
  { height:  530497 , difficulty:  790003 , date:  "2015-06-23 15:40:56" },
  { height:  530498 , difficulty:  789875 , date:  "2015-06-23 15:41:12" },
  { height:  530499 , difficulty:  787228 , date:  "2015-06-23 15:41:17" },
  { height:  530500 , difficulty:  786461 , date:  "2015-06-23 15:44:27" },
  { height:  530501 , difficulty:  786022 , date:  "2015-06-23 15:44:48" },
  { height:  530502 , difficulty:  786361 , date:  "2015-06-23 15:44:49" },
  { height:  530503 , difficulty:  787113 , date:  "2015-06-23 15:45:34" },
  { height:  530504 , difficulty:  787691 , date:  "2015-06-23 15:46:05" },
  { height:  530505 , difficulty:  779915 , date:  "2015-06-23 15:46:34" },
  { height:  530506 , difficulty:  776237 , date:  "2015-06-23 15:47:14" },
  { height:  530507 , difficulty:  776721 , date:  "2015-06-23 15:50:25" },
  { height:  530508 , difficulty:  774732 , date:  "2015-06-23 15:50:53" },
  { height:  530509 , difficulty:  776799 , date:  "2015-06-23 15:53:09" },
  { height:  530510 , difficulty:  775926 , date:  "2015-06-23 15:53:17" },
  { height:  530511 , difficulty:  774832 , date:  "2015-06-23 15:53:23" },
  { height:  530512 , difficulty:  774097 , date:  "2015-06-23 15:54:37" },
  { height:  530513 , difficulty:  773004 , date:  "2015-06-23 15:55:15" },
  { height:  530514 , difficulty:  771264 , date:  "2015-06-23 15:58:05" },
  { height:  530515 , difficulty:  771858 , date:  "2015-06-23 16:00:19" },
  { height:  530516 , difficulty:  775141 , date:  "2015-06-23 16:00:30" },
  { height:  530517 , difficulty:  775324 , date:  "2015-06-23 16:00:58" },
  { height:  530518 , difficulty:  775190 , date:  "2015-06-23 16:01:20" },
  { height:  530519 , difficulty:  775051 , date:  "2015-06-23 16:01:34" },
  { height:  530520 , difficulty:  774994 , date:  "2015-06-23 16:01:49" },
  { height:  530521 , difficulty:  776674 , date:  "2015-06-23 16:01:57" },
  { height:  530522 , difficulty:  777079 , date:  "2015-06-23 16:02:20" },
  { height:  530523 , difficulty:  774583 , date:  "2015-06-23 16:02:38" },
  { height:  530524 , difficulty:  774915 , date:  "2015-06-23 16:03:15" },
  { height:  530525 , difficulty:  773297 , date:  "2015-06-23 16:07:39" },
  { height:  530526 , difficulty:  772729 , date:  "2015-06-23 16:07:47" },
  { height:  530527 , difficulty:  773512 , date:  "2015-06-23 16:08:46" },
  { height:  530528 , difficulty:  771186 , date:  "2015-06-23 16:08:55" },
  { height:  530529 , difficulty:  769535 , date:  "2015-06-23 16:12:25" },
  { height:  530530 , difficulty:  771665 , date:  "2015-06-23 16:12:35" },
  { height:  530531 , difficulty:  769651 , date:  "2015-06-23 16:13:37" },
  { height:  530532 , difficulty:  769317 , date:  "2015-06-23 16:14:12" },
  { height:  530533 , difficulty:  770251 , date:  "2015-06-23 16:14:37" },
  { height:  530534 , difficulty:  770934 , date:  "2015-06-23 16:14:51" },
  { height:  530535 , difficulty:  771125 , date:  "2015-06-23 16:16:27" },
  { height:  530536 , difficulty:  770893 , date:  "2015-06-23 16:18:38" },
  { height:  530537 , difficulty:  771592 , date:  "2015-06-23 16:18:43" },
  { height:  530538 , difficulty:  770059 , date:  "2015-06-23 16:18:54" },
  { height:  530539 , difficulty:  769897 , date:  "2015-06-23 16:20:06" },
  { height:  530540 , difficulty:  769990 , date:  "2015-06-23 16:20:15" },
  { height:  530541 , difficulty:  769164 , date:  "2015-06-23 16:20:49" },
  { height:  530542 , difficulty:  769163 , date:  "2015-06-23 16:20:50" },
  { height:  530543 , difficulty:  766595 , date:  "2015-06-23 16:21:25" },
  { height:  530544 , difficulty:  766723 , date:  "2015-06-23 16:21:44" },
  { height:  530545 , difficulty:  765389 , date:  "2015-06-23 16:22:20" },
  { height:  530546 , difficulty:  765645 , date:  "2015-06-23 16:22:30" },
  { height:  530547 , difficulty:  765238 , date:  "2015-06-23 16:24:08" },
  { height:  530548 , difficulty:  764499 , date:  "2015-06-23 16:24:11" },
  { height:  530549 , difficulty:  763161 , date:  "2015-06-23 16:30:46" },
  { height:  530550 , difficulty:  762561 , date:  "2015-06-23 16:31:08" },
  { height:  530551 , difficulty:  761109 , date:  "2015-06-23 16:32:07" },
  { height:  530552 , difficulty:  760733 , date:  "2015-06-23 16:32:19" },
  { height:  530553 , difficulty:  764563 , date:  "2015-06-23 16:33:42" },
  { height:  530554 , difficulty:  763084 , date:  "2015-06-23 16:35:24" },
  { height:  530555 , difficulty:  761439 , date:  "2015-06-23 16:36:05" },
  { height:  530556 , difficulty:  761949 , date:  "2015-06-23 16:36:54" },
  { height:  530557 , difficulty:  761729 , date:  "2015-06-23 16:39:33" },
  { height:  530558 , difficulty:  765310 , date:  "2015-06-23 16:41:03" },
  { height:  530559 , difficulty:  763444 , date:  "2015-06-23 16:41:23" },
  { height:  530560 , difficulty:  763297 , date:  "2015-06-23 16:41:25" },
  { height:  530561 , difficulty:  763210 , date:  "2015-06-23 16:42:14" },
  { height:  530562 , difficulty:  767625 , date:  "2015-06-23 16:43:36" },
  { height:  530563 , difficulty:  767145 , date:  "2015-06-23 16:43:49" },
  { height:  530564 , difficulty:  767383 , date:  "2015-06-23 16:46:06" },
  { height:  530565 , difficulty:  765093 , date:  "2015-06-23 16:48:53" },
  { height:  530566 , difficulty:  768441 , date:  "2015-06-23 16:49:40" },
  { height:  530567 , difficulty:  764646 , date:  "2015-06-23 16:50:18" },
  { height:  530568 , difficulty:  763207 , date:  "2015-06-23 16:51:54" },
  { height:  530569 , difficulty:  764608 , date:  "2015-06-23 16:53:12" },
  { height:  530570 , difficulty:  763668 , date:  "2015-06-23 16:53:23" },
  { height:  530571 , difficulty:  762310 , date:  "2015-06-23 16:54:58" },
  { height:  530572 , difficulty:  764057 , date:  "2015-06-23 16:57:51" },
  { height:  530573 , difficulty:  765424 , date:  "2015-06-23 16:57:57" },
  { height:  530574 , difficulty:  765105 , date:  "2015-06-23 16:59:02" },
  { height:  530575 , difficulty:  768485 , date:  "2015-06-23 17:00:21" },
  { height:  530576 , difficulty:  764923 , date:  "2015-06-23 17:02:54" },
  { height:  530577 , difficulty:  765527 , date:  "2015-06-23 17:04:21" },
  { height:  530578 , difficulty:  765725 , date:  "2015-06-23 17:06:33" },
  { height:  530579 , difficulty:  766897 , date:  "2015-06-23 17:07:21" },
  { height:  530580 , difficulty:  770311 , date:  "2015-06-23 17:07:53" },
  { height:  530581 , difficulty:  769877 , date:  "2015-06-23 17:09:08" },
  { height:  530582 , difficulty:  769379 , date:  "2015-06-23 17:09:47" },
  { height:  530583 , difficulty:  765662 , date:  "2015-06-23 17:14:52" },
  { height:  530584 , difficulty:  768757 , date:  "2015-06-23 17:14:58" },
  { height:  530585 , difficulty:  766157 , date:  "2015-06-23 17:15:33" },
  { height:  530586 , difficulty:  767031 , date:  "2015-06-23 17:18:21" },
  { height:  530587 , difficulty:  767062 , date:  "2015-06-23 17:18:35" },
  { height:  530588 , difficulty:  765902 , date:  "2015-06-23 17:19:58" },
  { height:  530589 , difficulty:  765190 , date:  "2015-06-23 17:20:18" },
  { height:  530590 , difficulty:  762272 , date:  "2015-06-23 17:21:23" },
  { height:  530591 , difficulty:  759705 , date:  "2015-06-23 17:21:24" },
  { height:  530592 , difficulty:  761431 , date:  "2015-06-23 17:22:08" },
  { height:  530593 , difficulty:  761738 , date:  "2015-06-23 17:24:24" },
  { height:  530594 , difficulty:  763067 , date:  "2015-06-23 17:24:47" },
  { height:  530595 , difficulty:  762774 , date:  "2015-06-23 17:24:51" },
  { height:  530596 , difficulty:  763351 , date:  "2015-06-23 17:25:05" },
  { height:  530597 , difficulty:  764318 , date:  "2015-06-23 17:26:16" },
  { height:  530598 , difficulty:  764940 , date:  "2015-06-23 17:26:17" },
  { height:  530599 , difficulty:  764585 , date:  "2015-06-23 17:29:23" },
  { height:  530600 , difficulty:  766351 , date:  "2015-06-23 17:29:36" },
  { height:  530601 , difficulty:  761672 , date:  "2015-06-23 17:30:30" },
  { height:  530602 , difficulty:  763081 , date:  "2015-06-23 17:31:22" },
  { height:  530603 , difficulty:  762258 , date:  "2015-06-23 17:31:41" },
  { height:  530604 , difficulty:  763304 , date:  "2015-06-23 17:31:44" },
  { height:  530605 , difficulty:  762531 , date:  "2015-06-23 17:32:01" },
  { height:  530606 , difficulty:  762647 , date:  "2015-06-23 17:32:13" },
  { height:  530607 , difficulty:  761641 , date:  "2015-06-23 17:34:53" },
  { height:  530608 , difficulty:  760959 , date:  "2015-06-23 17:35:03" },
  { height:  530609 , difficulty:  761010 , date:  "2015-06-23 17:35:35" },
  { height:  530610 , difficulty:  761120 , date:  "2015-06-23 17:37:40" },
  { height:  530611 , difficulty:  759253 , date:  "2015-06-23 17:38:25" },
  { height:  530612 , difficulty:  757645 , date:  "2015-06-23 17:41:51" },
  { height:  530613 , difficulty:  757735 , date:  "2015-06-23 17:45:29" },
  { height:  530614 , difficulty:  759236 , date:  "2015-06-23 17:46:29" },
  { height:  530615 , difficulty:  758152 , date:  "2015-06-23 17:46:31" },
  { height:  530616 , difficulty:  761863 , date:  "2015-06-23 17:46:43" },
  { height:  530617 , difficulty:  762094 , date:  "2015-06-23 17:48:17" },
  { height:  530618 , difficulty:  762118 , date:  "2015-06-23 17:48:26" },
  { height:  530619 , difficulty:  761489 , date:  "2015-06-23 17:49:32" },
  { height:  530620 , difficulty:  761715 , date:  "2015-06-23 17:49:41" },
  { height:  530621 , difficulty:  762035 , date:  "2015-06-23 17:49:41" },
  { height:  530622 , difficulty:  761758 , date:  "2015-06-23 17:55:16" },
  { height:  530623 , difficulty:  761230 , date:  "2015-06-23 17:57:36" },
  { height:  530624 , difficulty:  764722 , date:  "2015-06-23 17:57:37" },
  { height:  530625 , difficulty:  756989 , date:  "2015-06-23 17:59:15" },
  { height:  530626 , difficulty:  758167 , date:  "2015-06-23 17:59:35" },
  { height:  530627 , difficulty:  758631 , date:  "2015-06-23 18:00:52" },
  { height:  530628 , difficulty:  759941 , date:  "2015-06-23 18:01:46" },
  { height:  530629 , difficulty:  759361 , date:  "2015-06-23 18:02:18" },
  { height:  530630 , difficulty:  757727 , date:  "2015-06-23 18:04:47" },
  { height:  530631 , difficulty:  756798 , date:  "2015-06-23 18:05:58" },
  { height:  530632 , difficulty:  755776 , date:  "2015-06-23 18:07:41" },
  { height:  530633 , difficulty:  753410 , date:  "2015-06-23 18:09:20" },
  { height:  530634 , difficulty:  754967 , date:  "2015-06-23 18:09:52" },
  { height:  530635 , difficulty:  754509 , date:  "2015-06-23 18:09:56" },
  { height:  530636 , difficulty:  754946 , date:  "2015-06-23 18:10:37" },
  { height:  530637 , difficulty:  754374 , date:  "2015-06-23 18:10:51" },
  { height:  530638 , difficulty:  753289 , date:  "2015-06-23 18:14:35" },
  { height:  530639 , difficulty:  753560 , date:  "2015-06-23 18:14:41" },
  { height:  530640 , difficulty:  753203 , date:  "2015-06-23 18:15:16" },
  { height:  530641 , difficulty:  750486 , date:  "2015-06-23 18:15:50" },
  { height:  530642 , difficulty:  750174 , date:  "2015-06-23 18:15:56" },
  { height:  530643 , difficulty:  749840 , date:  "2015-06-23 18:18:30" },
  { height:  530644 , difficulty:  749597 , date:  "2015-06-23 18:21:09" },
  { height:  530645 , difficulty:  748103 , date:  "2015-06-23 18:22:01" },
  { height:  530646 , difficulty:  748032 , date:  "2015-06-23 18:23:16" },
  { height:  530647 , difficulty:  746406 , date:  "2015-06-23 18:23:31" },
  { height:  530648 , difficulty:  746152 , date:  "2015-06-23 18:25:47" },
  { height:  530649 , difficulty:  745973 , date:  "2015-06-23 18:25:53" },
  { height:  530650 , difficulty:  744899 , date:  "2015-06-23 18:27:04" },
  { height:  530651 , difficulty:  747819 , date:  "2015-06-23 18:27:07" },
  { height:  530652 , difficulty:  747397 , date:  "2015-06-23 18:30:33" },
  { height:  530653 , difficulty:  745931 , date:  "2015-06-23 18:32:58" },
  { height:  530654 , difficulty:  743950 , date:  "2015-06-23 18:33:21" },
  { height:  530655 , difficulty:  747609 , date:  "2015-06-23 18:35:07" },
  { height:  530656 , difficulty:  747163 , date:  "2015-06-23 18:36:06" },
  { height:  530657 , difficulty:  746173 , date:  "2015-06-23 18:37:29" },
  { height:  530658 , difficulty:  747817 , date:  "2015-06-23 18:38:40" },
  { height:  530659 , difficulty:  742692 , date:  "2015-06-23 18:40:22" },
  { height:  530660 , difficulty:  743842 , date:  "2015-06-23 18:41:00" },
  { height:  530661 , difficulty:  743152 , date:  "2015-06-23 18:41:38" },
  { height:  530662 , difficulty:  739978 , date:  "2015-06-23 18:43:21" },
  { height:  530663 , difficulty:  739608 , date:  "2015-06-23 18:44:22" },
  { height:  530664 , difficulty:  738336 , date:  "2015-06-23 18:44:27" },
  { height:  530665 , difficulty:  738784 , date:  "2015-06-23 18:44:28" },
  { height:  530666 , difficulty:  737910 , date:  "2015-06-23 18:46:34" },
  { height:  530667 , difficulty:  738755 , date:  "2015-06-23 18:47:27" },
  { height:  530668 , difficulty:  737813 , date:  "2015-06-23 18:48:06" },
  { height:  530669 , difficulty:  736163 , date:  "2015-06-23 18:48:38" },
  { height:  530670 , difficulty:  738530 , date:  "2015-06-23 18:49:43" },
  { height:  530671 , difficulty:  738467 , date:  "2015-06-23 18:50:05" },
  { height:  530672 , difficulty:  740021 , date:  "2015-06-23 18:50:59" },
  { height:  530673 , difficulty:  739665 , date:  "2015-06-23 18:52:05" },
  { height:  530674 , difficulty:  740176 , date:  "2015-06-23 18:52:39" },
  { height:  530675 , difficulty:  736741 , date:  "2015-06-23 18:52:45" },
  { height:  530676 , difficulty:  744337 , date:  "2015-06-23 18:52:56" },
  { height:  530677 , difficulty:  744705 , date:  "2015-06-23 18:53:05" },
  { height:  530678 , difficulty:  745262 , date:  "2015-06-23 18:53:11" },
  { height:  530679 , difficulty:  745107 , date:  "2015-06-23 18:53:52" },
  { height:  530680 , difficulty:  746661 , date:  "2015-06-23 18:53:53" },
  { height:  530681 , difficulty:  746360 , date:  "2015-06-23 18:54:06" },
  { height:  530682 , difficulty:  747429 , date:  "2015-06-23 18:54:22" },
  { height:  530683 , difficulty:  746031 , date:  "2015-06-23 18:55:52" },
  { height:  530684 , difficulty:  748108 , date:  "2015-06-23 18:59:16" },
  { height:  530685 , difficulty:  747401 , date:  "2015-06-23 19:00:53" },
  { height:  530686 , difficulty:  745343 , date:  "2015-06-23 19:02:57" },
  { height:  530687 , difficulty:  744654 , date:  "2015-06-23 19:03:10" },
  { height:  530688 , difficulty:  742175 , date:  "2015-06-23 19:03:28" },
  { height:  530689 , difficulty:  738662 , date:  "2015-06-23 19:04:44" },
  { height:  530690 , difficulty:  737490 , date:  "2015-06-23 19:06:52" },
  { height:  530691 , difficulty:  737362 , date:  "2015-06-23 19:07:28" },
  { height:  530692 , difficulty:  741359 , date:  "2015-06-23 19:07:30" },
  { height:  530693 , difficulty:  739557 , date:  "2015-06-23 19:08:04" },
  { height:  530694 , difficulty:  740123 , date:  "2015-06-23 19:08:20" },
  { height:  530695 , difficulty:  739135 , date:  "2015-06-23 19:08:50" },
  { height:  530696 , difficulty:  739769 , date:  "2015-06-23 19:09:18" },
  { height:  530697 , difficulty:  739722 , date:  "2015-06-23 19:09:38" },
  { height:  530698 , difficulty:  733475 , date:  "2015-06-23 19:10:00" },
  { height:  530699 , difficulty:  733771 , date:  "2015-06-23 19:12:22" },
  { height:  530700 , difficulty:  734860 , date:  "2015-06-23 19:12:29" },
  { height:  530701 , difficulty:  734552 , date:  "2015-06-23 19:13:10" },
  { height:  530702 , difficulty:  734939 , date:  "2015-06-23 19:13:48" },
  { height:  530703 , difficulty:  735166 , date:  "2015-06-23 19:14:10" },
  { height:  530704 , difficulty:  734101 , date:  "2015-06-23 19:16:06" },
  { height:  530705 , difficulty:  733695 , date:  "2015-06-23 19:16:11" },
  { height:  530706 , difficulty:  734579 , date:  "2015-06-23 19:17:33" },
  { height:  530707 , difficulty:  736748 , date:  "2015-06-23 19:17:44" },
  { height:  530708 , difficulty:  734794 , date:  "2015-06-23 19:22:23" },
  { height:  530709 , difficulty:  734943 , date:  "2015-06-23 19:22:29" },
  { height:  530710 , difficulty:  736124 , date:  "2015-06-23 19:23:21" },
  { height:  530711 , difficulty:  739914 , date:  "2015-06-23 19:25:42" },
  { height:  530712 , difficulty:  740443 , date:  "2015-06-23 19:25:45" },
  { height:  530713 , difficulty:  740100 , date:  "2015-06-23 19:27:52" },
  { height:  530714 , difficulty:  735880 , date:  "2015-06-23 19:27:53" },
  { height:  530715 , difficulty:  736029 , date:  "2015-06-23 19:28:06" },
  { height:  530716 , difficulty:  735575 , date:  "2015-06-23 19:30:02" },
  { height:  530717 , difficulty:  735037 , date:  "2015-06-23 19:30:57" },
  { height:  530718 , difficulty:  736445 , date:  "2015-06-23 19:32:08" },
  { height:  530719 , difficulty:  734125 , date:  "2015-06-23 19:32:44" },
  { height:  530720 , difficulty:  747339 , date:  "2015-06-23 19:33:56" },
  { height:  530721 , difficulty:  750183 , date:  "2015-06-23 19:34:17" },
  { height:  530722 , difficulty:  748762 , date:  "2015-06-23 19:34:31" },
  { height:  530723 , difficulty:  748347 , date:  "2015-06-23 19:34:55" },
  { height:  530724 , difficulty:  749881 , date:  "2015-06-23 19:36:09" },
  { height:  530725 , difficulty:  749710 , date:  "2015-06-23 19:36:34" },
  { height:  530726 , difficulty:  751046 , date:  "2015-06-23 19:37:23" },
  { height:  530727 , difficulty:  753034 , date:  "2015-06-23 19:38:10" },
  { height:  530728 , difficulty:  754900 , date:  "2015-06-23 19:39:00" },
  { height:  530729 , difficulty:  753786 , date:  "2015-06-23 19:39:05" },
  { height:  530730 , difficulty:  754894 , date:  "2015-06-23 19:43:00" },
  { height:  530731 , difficulty:  753191 , date:  "2015-06-23 19:43:05" },
  { height:  530732 , difficulty:  755900 , date:  "2015-06-23 19:43:50" },
  { height:  530733 , difficulty:  754244 , date:  "2015-06-23 19:49:42" },
  { height:  530734 , difficulty:  753896 , date:  "2015-06-23 20:00:54" },
  { height:  530735 , difficulty:  752534 , date:  "2015-06-23 20:05:22" },
  { height:  530736 , difficulty:  752856 , date:  "2015-06-23 20:06:26" },
  { height:  530737 , difficulty:  753062 , date:  "2015-06-23 20:06:33" },
  { height:  530738 , difficulty:  751866 , date:  "2015-06-23 20:08:34" },
  { height:  530739 , difficulty:  750787 , date:  "2015-06-23 20:16:15" },
  { height:  530740 , difficulty:  751937 , date:  "2015-06-23 20:16:20" },
  { height:  530741 , difficulty:  751858 , date:  "2015-06-23 20:19:13" },
  { height:  530742 , difficulty:  749432 , date:  "2015-06-23 20:19:16" },
  { height:  530743 , difficulty:  749489 , date:  "2015-06-23 20:20:36" },
  { height:  530744 , difficulty:  749218 , date:  "2015-06-23 20:20:40" },
  { height:  530745 , difficulty:  749019 , date:  "2015-06-23 20:20:50" },
  { height:  530746 , difficulty:  749135 , date:  "2015-06-23 20:21:49" },
  { height:  530747 , difficulty:  749020 , date:  "2015-06-23 20:21:55" },
  { height:  530748 , difficulty:  750639 , date:  "2015-06-23 20:22:12" },
  { height:  530749 , difficulty:  751658 , date:  "2015-06-23 20:22:36" },
  { height:  530750 , difficulty:  750862 , date:  "2015-06-23 20:23:09" },
  { height:  530751 , difficulty:  751042 , date:  "2015-06-23 20:23:14" },
  { height:  530752 , difficulty:  750863 , date:  "2015-06-23 20:24:12" },
  { height:  530753 , difficulty:  750995 , date:  "2015-06-23 20:24:52" },
  { height:  530754 , difficulty:  750938 , date:  "2015-06-23 20:25:26" },
  { height:  530755 , difficulty:  750664 , date:  "2015-06-23 20:29:33" },
  { height:  530756 , difficulty:  751691 , date:  "2015-06-23 20:29:50" },
  { height:  530757 , difficulty:  751786 , date:  "2015-06-23 20:31:50" },
  { height:  530758 , difficulty:  751729 , date:  "2015-06-23 20:31:56" },
  { height:  530759 , difficulty:  751033 , date:  "2015-06-23 20:32:15" },
  { height:  530760 , difficulty:  746995 , date:  "2015-06-23 20:32:19" },
  { height:  530761 , difficulty:  749662 , date:  "2015-06-23 20:32:38" },
  { height:  530762 , difficulty:  748786 , date:  "2015-06-23 20:34:10" },
  { height:  530763 , difficulty:  750700 , date:  "2015-06-23 20:34:13" },
  { height:  530764 , difficulty:  750897 , date:  "2015-06-23 20:35:20" },
  { height:  530765 , difficulty:  750385 , date:  "2015-06-23 20:37:01" },
  { height:  530766 , difficulty:  748177 , date:  "2015-06-23 20:37:02" },
  { height:  530767 , difficulty:  748126 , date:  "2015-06-23 20:37:35" },
  { height:  530768 , difficulty:  748167 , date:  "2015-06-23 20:43:36" },
  { height:  530769 , difficulty:  747648 , date:  "2015-06-23 20:44:49" },
  { height:  530770 , difficulty:  747225 , date:  "2015-06-23 20:45:32" },
  { height:  530771 , difficulty:  747799 , date:  "2015-06-23 20:45:38" },
  { height:  530772 , difficulty:  747236 , date:  "2015-06-23 20:46:09" },
  { height:  530773 , difficulty:  748073 , date:  "2015-06-23 20:46:36" },
  { height:  530774 , difficulty:  747976 , date:  "2015-06-23 20:47:12" },
  { height:  530775 , difficulty:  745219 , date:  "2015-06-23 20:49:21" },
  { height:  530776 , difficulty:  748531 , date:  "2015-06-23 20:51:35" },
  { height:  530777 , difficulty:  748581 , date:  "2015-06-23 20:52:05" },
  { height:  530778 , difficulty:  747804 , date:  "2015-06-23 20:53:08" },
  { height:  530779 , difficulty:  749129 , date:  "2015-06-23 20:54:21" },
  { height:  530780 , difficulty:  746730 , date:  "2015-06-23 20:54:28" },
  { height:  530781 , difficulty:  746739 , date:  "2015-06-23 20:55:14" },
  { height:  530782 , difficulty:  749380 , date:  "2015-06-23 20:55:29" },
  { height:  530783 , difficulty:  751718 , date:  "2015-06-23 20:57:23" },
  { height:  530784 , difficulty:  746419 , date:  "2015-06-23 20:57:37" },
  { height:  530785 , difficulty:  747041 , date:  "2015-06-23 20:59:29" },
  { height:  530786 , difficulty:  746993 , date:  "2015-06-23 20:59:30" },
  { height:  530787 , difficulty:  744158 , date:  "2015-06-23 20:59:37" },
  { height:  530788 , difficulty:  744758 , date:  "2015-06-23 21:00:57" },
  { height:  530789 , difficulty:  742941 , date:  "2015-06-23 21:02:48" },
  { height:  530790 , difficulty:  742931 , date:  "2015-06-23 21:03:22" },
  { height:  530791 , difficulty:  743228 , date:  "2015-06-23 21:05:33" },
  { height:  530792 , difficulty:  741293 , date:  "2015-06-23 21:06:59" },
  { height:  530793 , difficulty:  741236 , date:  "2015-06-23 21:07:09" },
  { height:  530794 , difficulty:  740729 , date:  "2015-06-23 21:08:18" },
  { height:  530795 , difficulty:  740502 , date:  "2015-06-23 21:08:20" },
  { height:  530796 , difficulty:  739267 , date:  "2015-06-23 21:09:24" },
  { height:  530797 , difficulty:  740468 , date:  "2015-06-23 21:12:16" },
  { height:  530798 , difficulty:  740183 , date:  "2015-06-23 21:12:18" },
  { height:  530799 , difficulty:  740066 , date:  "2015-06-23 21:12:44" },
  { height:  530800 , difficulty:  739183 , date:  "2015-06-23 21:14:06" },
  { height:  530801 , difficulty:  739202 , date:  "2015-06-23 21:14:11" },
  { height:  530802 , difficulty:  740403 , date:  "2015-06-23 21:17:42" },
  { height:  530803 , difficulty:  740396 , date:  "2015-06-23 21:18:17" },
  { height:  530804 , difficulty:  739871 , date:  "2015-06-23 21:20:16" },
  { height:  530805 , difficulty:  740065 , date:  "2015-06-23 21:22:22" },
  { height:  530806 , difficulty:  735734 , date:  "2015-06-23 21:23:40" },
  { height:  530807 , difficulty:  736528 , date:  "2015-06-23 21:24:08" },
  { height:  530808 , difficulty:  736468 , date:  "2015-06-23 21:27:53" },
  { height:  530809 , difficulty:  730973 , date:  "2015-06-23 21:27:57" },
  { height:  530810 , difficulty:  719279 , date:  "2015-06-23 21:28:30" },
  { height:  530811 , difficulty:  715485 , date:  "2015-06-23 21:28:43" },
  { height:  530812 , difficulty:  714869 , date:  "2015-06-23 21:29:24" },
  { height:  530813 , difficulty:  716938 , date:  "2015-06-23 21:30:38" },
  { height:  530814 , difficulty:  718511 , date:  "2015-06-23 21:30:56" },
  { height:  530815 , difficulty:  710379 , date:  "2015-06-23 21:31:41" },
  { height:  530816 , difficulty:  710589 , date:  "2015-06-23 21:32:02" },
  { height:  530817 , difficulty:  709096 , date:  "2015-06-23 21:32:04" },
  { height:  530818 , difficulty:  710641 , date:  "2015-06-23 21:33:46" },
  { height:  530819 , difficulty:  709228 , date:  "2015-06-23 21:33:57" },
  { height:  530820 , difficulty:  713467 , date:  "2015-06-23 21:35:37" },
  { height:  530821 , difficulty:  716860 , date:  "2015-06-23 21:36:23" },
  { height:  530822 , difficulty:  716560 , date:  "2015-06-23 21:37:05" },
  { height:  530823 , difficulty:  717306 , date:  "2015-06-23 21:38:15" },
  { height:  530824 , difficulty:  719767 , date:  "2015-06-23 21:38:18" },
  { height:  530825 , difficulty:  720063 , date:  "2015-06-23 21:39:09" },
  { height:  530826 , difficulty:  720782 , date:  "2015-06-23 21:40:09" },
  { height:  530827 , difficulty:  720579 , date:  "2015-06-23 21:40:27" },
  { height:  530828 , difficulty:  722549 , date:  "2015-06-23 21:41:02" },
  { height:  530829 , difficulty:  721765 , date:  "2015-06-23 21:41:23" },
  { height:  530830 , difficulty:  721198 , date:  "2015-06-23 21:43:01" },
  { height:  530831 , difficulty:  717126 , date:  "2015-06-23 21:43:21" },
  { height:  530832 , difficulty:  716764 , date:  "2015-06-23 21:45:25" },
  { height:  530833 , difficulty:  714883 , date:  "2015-06-23 21:45:54" },
  { height:  530834 , difficulty:  715034 , date:  "2015-06-23 21:45:57" },
  { height:  530835 , difficulty:  715559 , date:  "2015-06-23 21:46:21" },
  { height:  530836 , difficulty:  721783 , date:  "2015-06-23 21:46:30" },
  { height:  530837 , difficulty:  721903 , date:  "2015-06-23 21:47:36" },
  { height:  530838 , difficulty:  720246 , date:  "2015-06-23 21:49:16" },
  { height:  530839 , difficulty:  722561 , date:  "2015-06-23 21:50:20" },
  { height:  530840 , difficulty:  726339 , date:  "2015-06-23 21:52:05" },
  { height:  530841 , difficulty:  724460 , date:  "2015-06-23 21:52:25" },
  { height:  530842 , difficulty:  724797 , date:  "2015-06-23 21:53:04" },
  { height:  530843 , difficulty:  724347 , date:  "2015-06-23 21:53:09" },
  { height:  530844 , difficulty:  718256 , date:  "2015-06-23 21:53:54" },
  { height:  530845 , difficulty:  720137 , date:  "2015-06-23 21:54:49" },
  { height:  530846 , difficulty:  719290 , date:  "2015-06-23 21:54:51" },
  { height:  530847 , difficulty:  721720 , date:  "2015-06-23 21:55:00" },
  { height:  530848 , difficulty:  722177 , date:  "2015-06-23 21:55:37" },
  { height:  530849 , difficulty:  721563 , date:  "2015-06-23 21:57:28" },
  { height:  530850 , difficulty:  722785 , date:  "2015-06-23 21:58:28" },
  { height:  530851 , difficulty:  720347 , date:  "2015-06-23 21:59:38" },
  { height:  530852 , difficulty:  720317 , date:  "2015-06-23 22:02:23" },
  { height:  530853 , difficulty:  721814 , date:  "2015-06-23 22:02:45" },
  { height:  530854 , difficulty:  721451 , date:  "2015-06-23 22:03:21" },
  { height:  530855 , difficulty:  720077 , date:  "2015-06-23 22:03:59" },
  { height:  530856 , difficulty:  722387 , date:  "2015-06-23 22:04:49" },
  { height:  530857 , difficulty:  722370 , date:  "2015-06-23 22:04:54" },
  { height:  530858 , difficulty:  722821 , date:  "2015-06-23 22:05:00" },
  { height:  530859 , difficulty:  721212 , date:  "2015-06-23 22:06:13" },
  { height:  530860 , difficulty:  723187 , date:  "2015-06-23 22:06:58" },
  { height:  530861 , difficulty:  721058 , date:  "2015-06-23 22:07:00" },
  { height:  530862 , difficulty:  721957 , date:  "2015-06-23 22:07:33" },
  { height:  530863 , difficulty:  723141 , date:  "2015-06-23 22:07:47" },
  { height:  530864 , difficulty:  722152 , date:  "2015-06-23 22:10:40" },
  { height:  530865 , difficulty:  721270 , date:  "2015-06-23 22:10:48" },
  { height:  530866 , difficulty:  722871 , date:  "2015-06-23 22:12:52" },
  { height:  530867 , difficulty:  720674 , date:  "2015-06-23 22:13:10" },
  { height:  530868 , difficulty:  719408 , date:  "2015-06-23 22:15:26" },
  { height:  530869 , difficulty:  719975 , date:  "2015-06-23 22:15:27" },
  { height:  530870 , difficulty:  720035 , date:  "2015-06-23 22:15:36" },
  { height:  530871 , difficulty:  720313 , date:  "2015-06-23 22:17:36" },
  { height:  530872 , difficulty:  720643 , date:  "2015-06-23 22:18:01" },
  { height:  530873 , difficulty:  718290 , date:  "2015-06-23 22:19:50" },
  { height:  530874 , difficulty:  718493 , date:  "2015-06-23 22:19:53" },
  { height:  530875 , difficulty:  718878 , date:  "2015-06-23 22:21:33" },
  { height:  530876 , difficulty:  719277 , date:  "2015-06-23 22:21:54" },
  { height:  530877 , difficulty:  720533 , date:  "2015-06-23 22:23:42" },
  { height:  530878 , difficulty:  716585 , date:  "2015-06-23 22:24:15" },
  { height:  530879 , difficulty:  716407 , date:  "2015-06-23 22:25:43" },
  { height:  530880 , difficulty:  715795 , date:  "2015-06-23 22:25:57" },
  { height:  530881 , difficulty:  713606 , date:  "2015-06-23 22:28:12" },
  { height:  530882 , difficulty:  712884 , date:  "2015-06-23 22:28:18" },
  { height:  530883 , difficulty:  712450 , date:  "2015-06-23 22:29:04" },
  { height:  530884 , difficulty:  710839 , date:  "2015-06-23 22:30:09" },
  { height:  530885 , difficulty:  711340 , date:  "2015-06-23 22:30:50" },
  { height:  530886 , difficulty:  713365 , date:  "2015-06-23 22:31:13" },
  { height:  530887 , difficulty:  712940 , date:  "2015-06-23 22:32:27" },
  { height:  530888 , difficulty:  712050 , date:  "2015-06-23 22:32:31" },
  { height:  530889 , difficulty:  710614 , date:  "2015-06-23 22:33:06" },
  { height:  530890 , difficulty:  710983 , date:  "2015-06-23 22:33:08" },
  { height:  530891 , difficulty:  710558 , date:  "2015-06-23 22:36:05" },
  { height:  530892 , difficulty:  710984 , date:  "2015-06-23 22:36:34" },
  { height:  530893 , difficulty:  711126 , date:  "2015-06-23 22:36:54" },
  { height:  530894 , difficulty:  710258 , date:  "2015-06-23 22:37:00" },
  { height:  530895 , difficulty:  710131 , date:  "2015-06-23 22:37:41" },
  { height:  530896 , difficulty:  709008 , date:  "2015-06-23 22:38:27" },
  { height:  530897 , difficulty:  708160 , date:  "2015-06-23 22:38:34" },
  { height:  530898 , difficulty:  708181 , date:  "2015-06-23 22:38:36" },
  { height:  530899 , difficulty:  710443 , date:  "2015-06-23 22:39:16" },
  { height:  530900 , difficulty:  711297 , date:  "2015-06-23 22:39:21" },
  { height:  530901 , difficulty:  710258 , date:  "2015-06-23 22:39:33" },
  { height:  530902 , difficulty:  709402 , date:  "2015-06-23 22:39:35" },
  { height:  530903 , difficulty:  711092 , date:  "2015-06-23 22:42:39" },
  { height:  530904 , difficulty:  710379 , date:  "2015-06-23 22:43:45" },
  { height:  530905 , difficulty:  710379 , date:  "2015-06-23 22:44:10" },
  { height:  530906 , difficulty:  710285 , date:  "2015-06-23 22:44:13" },
  { height:  530907 , difficulty:  710097 , date:  "2015-06-23 22:44:31" },
  { height:  530908 , difficulty:  707996 , date:  "2015-06-23 22:44:50" },
  { height:  530909 , difficulty:  707350 , date:  "2015-06-23 22:45:15" },
  { height:  530910 , difficulty:  711848 , date:  "2015-06-23 22:45:29" },
  { height:  530911 , difficulty:  711245 , date:  "2015-06-23 22:46:02" },
  { height:  530912 , difficulty:  713793 , date:  "2015-06-23 22:48:25" },
  { height:  530913 , difficulty:  714780 , date:  "2015-06-23 22:48:37" },
  { height:  530914 , difficulty:  716895 , date:  "2015-06-23 22:48:54" },
  { height:  530915 , difficulty:  715565 , date:  "2015-06-23 22:49:15" },
  { height:  530916 , difficulty:  714234 , date:  "2015-06-23 22:49:38" },
  { height:  530917 , difficulty:  715238 , date:  "2015-06-23 22:49:40" },
  { height:  530918 , difficulty:  714465 , date:  "2015-06-23 22:51:19" },
  { height:  530919 , difficulty:  714795 , date:  "2015-06-23 22:51:23" },
  { height:  530920 , difficulty:  715189 , date:  "2015-06-23 22:54:40" },
  { height:  530921 , difficulty:  714902 , date:  "2015-06-23 22:55:06" },
  { height:  530922 , difficulty:  715411 , date:  "2015-06-23 22:55:13" },
  { height:  530923 , difficulty:  716289 , date:  "2015-06-23 22:56:13" },
  { height:  530924 , difficulty:  715602 , date:  "2015-06-23 22:56:15" },
  { height:  530925 , difficulty:  714043 , date:  "2015-06-23 22:56:22" },
  { height:  530926 , difficulty:  714339 , date:  "2015-06-23 22:57:00" },
  { height:  530927 , difficulty:  713325 , date:  "2015-06-23 22:58:57" },
  { height:  530928 , difficulty:  712517 , date:  "2015-06-23 22:59:05" },
  { height:  530929 , difficulty:  712834 , date:  "2015-06-23 23:05:38" },
  { height:  530930 , difficulty:  713171 , date:  "2015-06-23 23:05:43" },
  { height:  530931 , difficulty:  712401 , date:  "2015-06-23 23:07:19" },
  { height:  530932 , difficulty:  711820 , date:  "2015-06-23 23:07:56" },
  { height:  530933 , difficulty:  712469 , date:  "2015-06-23 23:08:02" },
  { height:  530934 , difficulty:  713992 , date:  "2015-06-23 23:11:13" },
  { height:  530935 , difficulty:  712926 , date:  "2015-06-23 23:13:25" },
  { height:  530936 , difficulty:  714005 , date:  "2015-06-23 23:14:07" },
  { height:  530937 , difficulty:  713845 , date:  "2015-06-23 23:15:46" },
  { height:  530938 , difficulty:  713341 , date:  "2015-06-23 23:16:02" },
  { height:  530939 , difficulty:  713838 , date:  "2015-06-23 23:16:05" },
  { height:  530940 , difficulty:  712699 , date:  "2015-06-23 23:17:02" },
  { height:  530941 , difficulty:  715977 , date:  "2015-06-23 23:18:57" },
  { height:  530942 , difficulty:  713739 , date:  "2015-06-23 23:19:16" },
  { height:  530943 , difficulty:  716902 , date:  "2015-06-23 23:22:31" },
  { height:  530944 , difficulty:  714321 , date:  "2015-06-23 23:23:49" },
  { height:  530945 , difficulty:  714795 , date:  "2015-06-23 23:25:59" },
  { height:  530946 , difficulty:  714667 , date:  "2015-06-23 23:27:57" },
  { height:  530947 , difficulty:  714318 , date:  "2015-06-23 23:29:33" },
  { height:  530948 , difficulty:  715708 , date:  "2015-06-23 23:29:42" },
  { height:  530949 , difficulty:  713602 , date:  "2015-06-23 23:31:23" },
  { height:  530950 , difficulty:  714525 , date:  "2015-06-23 23:31:26" },
  { height:  530951 , difficulty:  712823 , date:  "2015-06-23 23:32:11" },
  { height:  530952 , difficulty:  712362 , date:  "2015-06-23 23:32:14" },
  { height:  530953 , difficulty:  711054 , date:  "2015-06-23 23:33:43" },
  { height:  530954 , difficulty:  710917 , date:  "2015-06-23 23:35:22" },
  { height:  530955 , difficulty:  712049 , date:  "2015-06-23 23:35:38" },
  { height:  530956 , difficulty:  711714 , date:  "2015-06-23 23:36:09" },
  { height:  530957 , difficulty:  709852 , date:  "2015-06-23 23:36:41" },
  { height:  530958 , difficulty:  712831 , date:  "2015-06-23 23:38:35" },
  { height:  530959 , difficulty:  711972 , date:  "2015-06-23 23:39:05" },
  { height:  530960 , difficulty:  711498 , date:  "2015-06-23 23:39:56" },
  { height:  530961 , difficulty:  712061 , date:  "2015-06-23 23:40:45" },
  { height:  530962 , difficulty:  712542 , date:  "2015-06-23 23:41:48" },
  { height:  530963 , difficulty:  711329 , date:  "2015-06-23 23:42:21" },
  { height:  530964 , difficulty:  713117 , date:  "2015-06-23 23:43:29" },
  { height:  530965 , difficulty:  712954 , date:  "2015-06-23 23:45:07" },
  { height:  530966 , difficulty:  713409 , date:  "2015-06-23 23:46:40" },
  { height:  530967 , difficulty:  711085 , date:  "2015-06-23 23:47:04" },
  { height:  530968 , difficulty:  711352 , date:  "2015-06-23 23:47:12" },
  { height:  530969 , difficulty:  711619 , date:  "2015-06-23 23:50:53" },
  { height:  530970 , difficulty:  712448 , date:  "2015-06-23 23:51:48" },
  { height:  530971 , difficulty:  713736 , date:  "2015-06-23 23:52:21" },
  { height:  530972 , difficulty:  713754 , date:  "2015-06-23 23:52:37" },
  { height:  530973 , difficulty:  713733 , date:  "2015-06-23 23:52:42" },
  { height:  530974 , difficulty:  714283 , date:  "2015-06-23 23:53:39" },
  { height:  530975 , difficulty:  715748 , date:  "2015-06-23 23:57:41" },
  { height:  530976 , difficulty:  719026 , date:  "2015-06-23 23:58:16" },
  { height:  530977 , difficulty:  718665 , date:  "2015-06-24 00:02:00" },
  { height:  530978 , difficulty:  718600 , date:  "2015-06-24 00:02:04" },
  { height:  530979 , difficulty:  715699 , date:  "2015-06-24 00:02:26" },
  { height:  530980 , difficulty:  714562 , date:  "2015-06-24 00:04:02" },
  { height:  530981 , difficulty:  714456 , date:  "2015-06-24 00:04:21" },
  { height:  530982 , difficulty:  715258 , date:  "2015-06-24 00:06:53" },
  { height:  530983 , difficulty:  714783 , date:  "2015-06-24 00:07:17" },
  { height:  530984 , difficulty:  714909 , date:  "2015-06-24 00:07:35" },
  { height:  530985 , difficulty:  717202 , date:  "2015-06-24 00:07:39" },
  { height:  530986 , difficulty:  717233 , date:  "2015-06-24 00:08:34" },
  { height:  530987 , difficulty:  716666 , date:  "2015-06-24 00:10:07" },
  { height:  530988 , difficulty:  715517 , date:  "2015-06-24 00:13:12" },
  { height:  530989 , difficulty:  715333 , date:  "2015-06-24 00:13:18" },
  { height:  530990 , difficulty:  714975 , date:  "2015-06-24 00:15:43" },
  { height:  530991 , difficulty:  716615 , date:  "2015-06-24 00:16:01" },
  { height:  530992 , difficulty:  716007 , date:  "2015-06-24 00:16:13" },
  { height:  530993 , difficulty:  715906 , date:  "2015-06-24 00:16:42" },
  { height:  530994 , difficulty:  714061 , date:  "2015-06-24 00:16:46" },
  { height:  530995 , difficulty:  714548 , date:  "2015-06-24 00:16:58" },
  { height:  530996 , difficulty:  711735 , date:  "2015-06-24 00:17:18" },
  { height:  530997 , difficulty:  712314 , date:  "2015-06-24 00:17:54" },
  { height:  530998 , difficulty:  717402 , date:  "2015-06-24 00:17:59" },
  { height:  530999 , difficulty:  716106 , date:  "2015-06-24 00:18:20" },
  { height:  531000 , difficulty:  718633 , date:  "2015-06-24 00:18:53" },
  { height:  531001 , difficulty:  719464 , date:  "2015-06-24 00:19:18" },
  { height:  531002 , difficulty:  722281 , date:  "2015-06-24 00:20:04" },
  { height:  531003 , difficulty:  720301 , date:  "2015-06-24 00:20:31" },
  { height:  531004 , difficulty:  720552 , date:  "2015-06-24 00:20:38" },
  { height:  531005 , difficulty:  713735 , date:  "2015-06-24 00:21:34" },
  { height:  531006 , difficulty:  716473 , date:  "2015-06-24 00:21:36" },
  { height:  531007 , difficulty:  715729 , date:  "2015-06-24 00:22:16" },
  { height:  531008 , difficulty:  715488 , date:  "2015-06-24 00:22:32" },
  { height:  531009 , difficulty:  716441 , date:  "2015-06-24 00:24:06" },
  { height:  531010 , difficulty:  713600 , date:  "2015-06-24 00:24:58" },
  { height:  531011 , difficulty:  711073 , date:  "2015-06-24 00:25:54" },
  { height:  531012 , difficulty:  710676 , date:  "2015-06-24 00:26:36" },
  { height:  531013 , difficulty:  710350 , date:  "2015-06-24 00:27:14" },
  { height:  531014 , difficulty:  710042 , date:  "2015-06-24 00:27:52" },
  { height:  531015 , difficulty:  711282 , date:  "2015-06-24 00:28:58" },
  { height:  531016 , difficulty:  713399 , date:  "2015-06-24 00:29:58" },
  { height:  531017 , difficulty:  712326 , date:  "2015-06-24 00:31:31" },
  { height:  531018 , difficulty:  711843 , date:  "2015-06-24 00:31:50" },
  { height:  531019 , difficulty:  708209 , date:  "2015-06-24 00:35:02" },
  { height:  531020 , difficulty:  708538 , date:  "2015-06-24 00:35:50" },
  { height:  531021 , difficulty:  707020 , date:  "2015-06-24 00:37:57" },
  { height:  531022 , difficulty:  705489 , date:  "2015-06-24 00:38:16" },
  { height:  531023 , difficulty:  704892 , date:  "2015-06-24 00:38:36" },
  { height:  531024 , difficulty:  704790 , date:  "2015-06-24 00:40:35" },
  { height:  531025 , difficulty:  703108 , date:  "2015-06-24 00:40:53" },
  { height:  531026 , difficulty:  703475 , date:  "2015-06-24 00:41:24" },
  { height:  531027 , difficulty:  706892 , date:  "2015-06-24 00:42:38" },
  { height:  531028 , difficulty:  707771 , date:  "2015-06-24 00:43:09" },
  { height:  531029 , difficulty:  705996 , date:  "2015-06-24 00:45:07" },
  { height:  531030 , difficulty:  704974 , date:  "2015-06-24 00:45:12" },
  { height:  531031 , difficulty:  705301 , date:  "2015-06-24 00:47:57" },
  { height:  531032 , difficulty:  706485 , date:  "2015-06-24 00:48:10" },
  { height:  531033 , difficulty:  706281 , date:  "2015-06-24 00:49:04" },
  { height:  531034 , difficulty:  705412 , date:  "2015-06-24 00:49:33" },
  { height:  531035 , difficulty:  707428 , date:  "2015-06-24 00:49:53" },
  { height:  531036 , difficulty:  706516 , date:  "2015-06-24 00:50:06" },
  { height:  531037 , difficulty:  705826 , date:  "2015-06-24 00:54:01" },
  { height:  531038 , difficulty:  704630 , date:  "2015-06-24 00:54:06" },
  { height:  531039 , difficulty:  706992 , date:  "2015-06-24 00:54:36" },
  { height:  531040 , difficulty:  708915 , date:  "2015-06-24 00:54:46" },
  { height:  531041 , difficulty:  710147 , date:  "2015-06-24 00:55:26" },
  { height:  531042 , difficulty:  709476 , date:  "2015-06-24 00:55:28" },
  { height:  531043 , difficulty:  708895 , date:  "2015-06-24 00:56:00" },
  { height:  531044 , difficulty:  709090 , date:  "2015-06-24 00:56:27" },
  { height:  531045 , difficulty:  704954 , date:  "2015-06-24 00:56:51" },
  { height:  531046 , difficulty:  704585 , date:  "2015-06-24 00:57:33" },
  { height:  531047 , difficulty:  705995 , date:  "2015-06-24 01:00:23" },
  { height:  531048 , difficulty:  706180 , date:  "2015-06-24 01:02:13" },
  { height:  531049 , difficulty:  709327 , date:  "2015-06-24 01:03:00" },
  { height:  531050 , difficulty:  710513 , date:  "2015-06-24 01:03:52" },
  { height:  531051 , difficulty:  706106 , date:  "2015-06-24 01:05:11" },
  { height:  531052 , difficulty:  705423 , date:  "2015-06-24 01:07:15" },
  { height:  531053 , difficulty:  701605 , date:  "2015-06-24 01:07:20" },
  { height:  531054 , difficulty:  703024 , date:  "2015-06-24 01:07:51" },
  { height:  531055 , difficulty:  702531 , date:  "2015-06-24 01:07:54" },
  { height:  531056 , difficulty:  703157 , date:  "2015-06-24 01:08:23" },
  { height:  531057 , difficulty:  705303 , date:  "2015-06-24 01:08:33" },
  { height:  531058 , difficulty:  707018 , date:  "2015-06-24 01:08:43" },
  { height:  531059 , difficulty:  707205 , date:  "2015-06-24 01:08:49" },
  { height:  531060 , difficulty:  708022 , date:  "2015-06-24 01:09:57" },
  { height:  531061 , difficulty:  710315 , date:  "2015-06-24 01:10:02" },
  { height:  531062 , difficulty:  709525 , date:  "2015-06-24 01:13:27" },
  { height:  531063 , difficulty:  709620 , date:  "2015-06-24 01:13:32" },
  { height:  531064 , difficulty:  706571 , date:  "2015-06-24 01:14:03" },
  { height:  531065 , difficulty:  706312 , date:  "2015-06-24 01:14:35" },
  { height:  531066 , difficulty:  703628 , date:  "2015-06-24 01:17:21" },
  { height:  531067 , difficulty:  703827 , date:  "2015-06-24 01:17:25" },
  { height:  531068 , difficulty:  705319 , date:  "2015-06-24 01:17:27" },
  { height:  531069 , difficulty:  707261 , date:  "2015-06-24 01:17:48" },
  { height:  531070 , difficulty:  709770 , date:  "2015-06-24 01:19:04" },
  { height:  531071 , difficulty:  709422 , date:  "2015-06-24 01:20:32" },
  { height:  531072 , difficulty:  709352 , date:  "2015-06-24 01:20:36" },
  { height:  531073 , difficulty:  708594 , date:  "2015-06-24 01:20:37" },
  { height:  531074 , difficulty:  710888 , date:  "2015-06-24 01:21:28" },
  { height:  531075 , difficulty:  712740 , date:  "2015-06-24 01:21:29" },
  { height:  531076 , difficulty:  714479 , date:  "2015-06-24 01:23:26" },
  { height:  531077 , difficulty:  715358 , date:  "2015-06-24 01:24:04" },
  { height:  531078 , difficulty:  715131 , date:  "2015-06-24 01:24:42" },
  { height:  531079 , difficulty:  714863 , date:  "2015-06-24 01:25:03" },
  { height:  531080 , difficulty:  715729 , date:  "2015-06-24 01:25:36" },
  { height:  531081 , difficulty:  717120 , date:  "2015-06-24 01:26:41" },
  { height:  531082 , difficulty:  718086 , date:  "2015-06-24 01:27:49" },
  { height:  531083 , difficulty:  718016 , date:  "2015-06-24 01:28:11" },
  { height:  531084 , difficulty:  717697 , date:  "2015-06-24 01:29:16" },
  { height:  531085 , difficulty:  718606 , date:  "2015-06-24 01:29:28" },
  { height:  531086 , difficulty:  718057 , date:  "2015-06-24 01:30:17" },
  { height:  531087 , difficulty:  718420 , date:  "2015-06-24 01:30:26" },
  { height:  531088 , difficulty:  718609 , date:  "2015-06-24 01:32:33" },
  { height:  531089 , difficulty:  718303 , date:  "2015-06-24 01:33:04" },
  { height:  531090 , difficulty:  717900 , date:  "2015-06-24 01:33:19" },
  { height:  531091 , difficulty:  720056 , date:  "2015-06-24 01:35:34" },
  { height:  531092 , difficulty:  718838 , date:  "2015-06-24 01:35:38" },
  { height:  531093 , difficulty:  718141 , date:  "2015-06-24 01:37:28" },
  { height:  531094 , difficulty:  718512 , date:  "2015-06-24 01:37:46" },
  { height:  531095 , difficulty:  715184 , date:  "2015-06-24 01:37:51" },
  { height:  531096 , difficulty:  719589 , date:  "2015-06-24 01:40:15" },
  { height:  531097 , difficulty:  717955 , date:  "2015-06-24 01:40:15" },
  { height:  531098 , difficulty:  720513 , date:  "2015-06-24 01:41:20" },
  { height:  531099 , difficulty:  721228 , date:  "2015-06-24 01:41:47" },
  { height:  531100 , difficulty:  719430 , date:  "2015-06-24 01:43:44" },
  { height:  531101 , difficulty:  719000 , date:  "2015-06-24 01:43:51" },
  { height:  531102 , difficulty:  718457 , date:  "2015-06-24 01:44:32" },
  { height:  531103 , difficulty:  717198 , date:  "2015-06-24 01:45:37" },
  { height:  531104 , difficulty:  726752 , date:  "2015-06-24 01:46:00" },
  { height:  531105 , difficulty:  727946 , date:  "2015-06-24 01:46:15" },
  { height:  531106 , difficulty:  728449 , date:  "2015-06-24 01:46:18" },
  { height:  531107 , difficulty:  727703 , date:  "2015-06-24 01:46:34" },
  { height:  531108 , difficulty:  727614 , date:  "2015-06-24 01:46:52" },
  { height:  531109 , difficulty:  727684 , date:  "2015-06-24 01:47:42" },
  { height:  531110 , difficulty:  728289 , date:  "2015-06-24 01:49:13" },
  { height:  531111 , difficulty:  728585 , date:  "2015-06-24 01:51:05" },
  { height:  531112 , difficulty:  729476 , date:  "2015-06-24 01:51:09" },
  { height:  531113 , difficulty:  726481 , date:  "2015-06-24 01:51:47" },
  { height:  531114 , difficulty:  727500 , date:  "2015-06-24 01:52:02" },
  { height:  531115 , difficulty:  726785 , date:  "2015-06-24 01:52:26" },
  { height:  531116 , difficulty:  726552 , date:  "2015-06-24 01:52:34" },
  { height:  531117 , difficulty:  725928 , date:  "2015-06-24 01:53:54" },
  { height:  531118 , difficulty:  725916 , date:  "2015-06-24 01:55:22" },
  { height:  531119 , difficulty:  725488 , date:  "2015-06-24 01:58:11" },
  { height:  531120 , difficulty:  725396 , date:  "2015-06-24 01:59:23" },
  { height:  531121 , difficulty:  725630 , date:  "2015-06-24 01:59:59" },
  { height:  531122 , difficulty:  727347 , date:  "2015-06-24 02:00:03" },
  { height:  531123 , difficulty:  724529 , date:  "2015-06-24 02:00:28" },
  { height:  531124 , difficulty:  724061 , date:  "2015-06-24 02:03:24" },
  { height:  531125 , difficulty:  723584 , date:  "2015-06-24 02:03:29" },
  { height:  531126 , difficulty:  724860 , date:  "2015-06-24 02:03:39" },
  { height:  531127 , difficulty:  725500 , date:  "2015-06-24 02:05:23" },
  { height:  531128 , difficulty:  724831 , date:  "2015-06-24 02:06:29" },
  { height:  531129 , difficulty:  724649 , date:  "2015-06-24 02:06:31" },
  { height:  531130 , difficulty:  726487 , date:  "2015-06-24 02:07:36" },
  { height:  531131 , difficulty:  726663 , date:  "2015-06-24 02:07:40" },
  { height:  531132 , difficulty:  726032 , date:  "2015-06-24 02:07:48" },
  { height:  531133 , difficulty:  726039 , date:  "2015-06-24 02:08:15" },
  { height:  531134 , difficulty:  725854 , date:  "2015-06-24 02:08:59" },
  { height:  531135 , difficulty:  727687 , date:  "2015-06-24 02:10:16" },
  { height:  531136 , difficulty:  726901 , date:  "2015-06-24 02:10:38" },
  { height:  531137 , difficulty:  729106 , date:  "2015-06-24 02:10:42" },
  { height:  531138 , difficulty:  725105 , date:  "2015-06-24 02:10:47" },
  { height:  531139 , difficulty:  725416 , date:  "2015-06-24 02:12:34" },
  { height:  531140 , difficulty:  725661 , date:  "2015-06-24 02:13:24" },
  { height:  531141 , difficulty:  725073 , date:  "2015-06-24 02:16:04" },
  { height:  531142 , difficulty:  724637 , date:  "2015-06-24 02:16:43" },
  { height:  531143 , difficulty:  725330 , date:  "2015-06-24 02:16:49" },
  { height:  531144 , difficulty:  726566 , date:  "2015-06-24 02:19:32" },
  { height:  531145 , difficulty:  726461 , date:  "2015-06-24 02:20:20" },
  { height:  531146 , difficulty:  725312 , date:  "2015-06-24 02:21:07" },
  { height:  531147 , difficulty:  724422 , date:  "2015-06-24 02:21:12" },
  { height:  531148 , difficulty:  726386 , date:  "2015-06-24 02:21:51" },
  { height:  531149 , difficulty:  728701 , date:  "2015-06-24 02:22:13" },
  { height:  531150 , difficulty:  729230 , date:  "2015-06-24 02:22:18" },
  { height:  531151 , difficulty:  730289 , date:  "2015-06-24 02:24:13" },
  { height:  531152 , difficulty:  728699 , date:  "2015-06-24 02:24:19" },
  { height:  531153 , difficulty:  730989 , date:  "2015-06-24 02:25:09" },
  { height:  531154 , difficulty:  731956 , date:  "2015-06-24 02:25:51" },
  { height:  531155 , difficulty:  731551 , date:  "2015-06-24 02:27:27" },
  { height:  531156 , difficulty:  733840 , date:  "2015-06-24 02:27:29" },
  { height:  531157 , difficulty:  732547 , date:  "2015-06-24 02:27:56" },
  { height:  531158 , difficulty:  733039 , date:  "2015-06-24 02:28:07" },
  { height:  531159 , difficulty:  735202 , date:  "2015-06-24 02:30:31" },
  { height:  531160 , difficulty:  733943 , date:  "2015-06-24 02:30:43" },
  { height:  531161 , difficulty:  734299 , date:  "2015-06-24 02:30:47" },
  { height:  531162 , difficulty:  733757 , date:  "2015-06-24 02:31:28" },
  { height:  531163 , difficulty:  734318 , date:  "2015-06-24 02:32:00" },
  { height:  531164 , difficulty:  734329 , date:  "2015-06-24 02:32:33" },
  { height:  531165 , difficulty:  733605 , date:  "2015-06-24 02:32:42" },
  { height:  531166 , difficulty:  737849 , date:  "2015-06-24 02:33:37" },
  { height:  531167 , difficulty:  736633 , date:  "2015-06-24 02:33:58" },
  { height:  531168 , difficulty:  736587 , date:  "2015-06-24 02:37:48" },
  { height:  531169 , difficulty:  735332 , date:  "2015-06-24 02:38:03" },
  { height:  531170 , difficulty:  736534 , date:  "2015-06-24 02:39:23" },
  { height:  531171 , difficulty:  737756 , date:  "2015-06-24 02:39:48" },
  { height:  531172 , difficulty:  734726 , date:  "2015-06-24 02:44:15" },
  { height:  531173 , difficulty:  734933 , date:  "2015-06-24 02:44:27" },
  { height:  531174 , difficulty:  733597 , date:  "2015-06-24 02:44:33" },
  { height:  531175 , difficulty:  736824 , date:  "2015-06-24 02:46:03" },
  { height:  531176 , difficulty:  734744 , date:  "2015-06-24 02:49:05" },
  { height:  531177 , difficulty:  734509 , date:  "2015-06-24 02:49:09" },
  { height:  531178 , difficulty:  734476 , date:  "2015-06-24 02:51:14" },
  { height:  531179 , difficulty:  733664 , date:  "2015-06-24 02:51:18" },
  { height:  531180 , difficulty:  733698 , date:  "2015-06-24 02:53:12" },
  { height:  531181 , difficulty:  734128 , date:  "2015-06-24 02:53:27" },
  { height:  531182 , difficulty:  737907 , date:  "2015-06-24 02:54:42" },
  { height:  531183 , difficulty:  738076 , date:  "2015-06-24 02:54:44" },
  { height:  531184 , difficulty:  740438 , date:  "2015-06-24 02:58:15" },
  { height:  531185 , difficulty:  739485 , date:  "2015-06-24 02:59:27" },
  { height:  531186 , difficulty:  737649 , date:  "2015-06-24 02:59:31" },
  { height:  531187 , difficulty:  736789 , date:  "2015-06-24 02:59:33" },
  { height:  531188 , difficulty:  737417 , date:  "2015-06-24 02:59:40" },
  { height:  531189 , difficulty:  740074 , date:  "2015-06-24 03:02:20" },
  { height:  531190 , difficulty:  742479 , date:  "2015-06-24 03:02:26" },
  { height:  531191 , difficulty:  742126 , date:  "2015-06-24 03:02:32" },
  { height:  531192 , difficulty:  742462 , date:  "2015-06-24 03:03:04" },
  { height:  531193 , difficulty:  741167 , date:  "2015-06-24 03:06:16" },
  { height:  531194 , difficulty:  739545 , date:  "2015-06-24 03:06:41" },
  { height:  531195 , difficulty:  736279 , date:  "2015-06-24 03:07:42" },
  { height:  531196 , difficulty:  734879 , date:  "2015-06-24 03:10:21" },
  { height:  531197 , difficulty:  734526 , date:  "2015-06-24 03:11:10" },
  { height:  531198 , difficulty:  734734 , date:  "2015-06-24 03:11:13" },
  { height:  531199 , difficulty:  734896 , date:  "2015-06-24 03:14:26" },
  { height:  531200 , difficulty:  736622 , date:  "2015-06-24 03:14:28" },
  { height:  531201 , difficulty:  736602 , date:  "2015-06-24 03:15:49" },
  { height:  531202 , difficulty:  737531 , date:  "2015-06-24 03:15:57" },
  { height:  531203 , difficulty:  735497 , date:  "2015-06-24 03:16:44" },
  { height:  531204 , difficulty:  738393 , date:  "2015-06-24 03:17:06" },
  { height:  531205 , difficulty:  738479 , date:  "2015-06-24 03:18:39" },
  { height:  531206 , difficulty:  738345 , date:  "2015-06-24 03:18:56" },
  { height:  531207 , difficulty:  738916 , date:  "2015-06-24 03:19:41" },
  { height:  531208 , difficulty:  739194 , date:  "2015-06-24 03:19:49" },
  { height:  531209 , difficulty:  738848 , date:  "2015-06-24 03:20:51" },
  { height:  531210 , difficulty:  739853 , date:  "2015-06-24 03:20:56" },
  { height:  531211 , difficulty:  740905 , date:  "2015-06-24 03:21:04" },
  { height:  531212 , difficulty:  740475 , date:  "2015-06-24 03:21:13" },
  { height:  531213 , difficulty:  740552 , date:  "2015-06-24 03:21:22" },
  { height:  531214 , difficulty:  741876 , date:  "2015-06-24 03:21:50" },
  { height:  531215 , difficulty:  739755 , date:  "2015-06-24 03:23:07" },
  { height:  531216 , difficulty:  739349 , date:  "2015-06-24 03:23:32" },
  { height:  531217 , difficulty:  735983 , date:  "2015-06-24 03:24:27" },
  { height:  531218 , difficulty:  735830 , date:  "2015-06-24 03:24:33" },
  { height:  531219 , difficulty:  736028 , date:  "2015-06-24 03:27:46" },
  { height:  531220 , difficulty:  733355 , date:  "2015-06-24 03:27:47" },
  { height:  531221 , difficulty:  732512 , date:  "2015-06-24 03:28:01" },
  { height:  531222 , difficulty:  733488 , date:  "2015-06-24 03:28:03" },
  { height:  531223 , difficulty:  733380 , date:  "2015-06-24 03:28:17" },
  { height:  531224 , difficulty:  740680 , date:  "2015-06-24 03:28:31" },
  { height:  531225 , difficulty:  740622 , date:  "2015-06-24 03:32:02" },
  { height:  531226 , difficulty:  741698 , date:  "2015-06-24 03:32:16" },
  { height:  531227 , difficulty:  739495 , date:  "2015-06-24 03:32:27" },
  { height:  531228 , difficulty:  741041 , date:  "2015-06-24 03:33:05" },
  { height:  531229 , difficulty:  742076 , date:  "2015-06-24 03:34:28" },
  { height:  531230 , difficulty:  742005 , date:  "2015-06-24 03:34:33" },
  { height:  531231 , difficulty:  740969 , date:  "2015-06-24 03:34:58" },
  { height:  531232 , difficulty:  744220 , date:  "2015-06-24 03:35:03" },
  { height:  531233 , difficulty:  745495 , date:  "2015-06-24 03:35:39" },
  { height:  531234 , difficulty:  745634 , date:  "2015-06-24 03:35:52" },
  { height:  531235 , difficulty:  742591 , date:  "2015-06-24 03:37:58" },
  { height:  531236 , difficulty:  743319 , date:  "2015-06-24 03:38:00" },
  { height:  531237 , difficulty:  744908 , date:  "2015-06-24 03:38:09" },
  { height:  531238 , difficulty:  744260 , date:  "2015-06-24 03:39:19" },
  { height:  531239 , difficulty:  746426 , date:  "2015-06-24 03:41:14" },
  { height:  531240 , difficulty:  749230 , date:  "2015-06-24 03:41:56" },
  { height:  531241 , difficulty:  749984 , date:  "2015-06-24 03:42:55" },
  { height:  531242 , difficulty:  749574 , date:  "2015-06-24 03:43:28" },
  { height:  531243 , difficulty:  751138 , date:  "2015-06-24 03:44:22" },
  { height:  531244 , difficulty:  747835 , date:  "2015-06-24 03:44:51" },
  { height:  531245 , difficulty:  747701 , date:  "2015-06-24 03:45:07" },
  { height:  531246 , difficulty:  747977 , date:  "2015-06-24 03:45:25" },
  { height:  531247 , difficulty:  751102 , date:  "2015-06-24 03:46:21" },
  { height:  531248 , difficulty:  745477 , date:  "2015-06-24 03:46:29" },
  { height:  531249 , difficulty:  746550 , date:  "2015-06-24 03:49:33" },
  { height:  531250 , difficulty:  748045 , date:  "2015-06-24 03:50:16" },
  { height:  531251 , difficulty:  749344 , date:  "2015-06-24 03:51:36" },
  { height:  531252 , difficulty:  747262 , date:  "2015-06-24 03:52:32" },
  { height:  531253 , difficulty:  749945 , date:  "2015-06-24 03:54:10" },
  { height:  531254 , difficulty:  748241 , date:  "2015-06-24 03:54:17" },
  { height:  531255 , difficulty:  748777 , date:  "2015-06-24 03:54:59" },
  { height:  531256 , difficulty:  747882 , date:  "2015-06-24 03:55:43" },
  { height:  531257 , difficulty:  748334 , date:  "2015-06-24 03:58:15" },
  { height:  531258 , difficulty:  753233 , date:  "2015-06-24 03:59:06" },
  { height:  531259 , difficulty:  753267 , date:  "2015-06-24 03:59:44" },
  { height:  531260 , difficulty:  749431 , date:  "2015-06-24 04:00:03" },
  { height:  531261 , difficulty:  751447 , date:  "2015-06-24 04:02:17" },
  { height:  531262 , difficulty:  751612 , date:  "2015-06-24 04:02:21" },
  { height:  531263 , difficulty:  753312 , date:  "2015-06-24 04:02:48" },
  { height:  531264 , difficulty:  753546 , date:  "2015-06-24 04:03:22" },
  { height:  531265 , difficulty:  751454 , date:  "2015-06-24 04:06:14" },
  { height:  531266 , difficulty:  751317 , date:  "2015-06-24 04:06:30" },
  { height:  531267 , difficulty:  752103 , date:  "2015-06-24 04:08:23" },
  { height:  531268 , difficulty:  754323 , date:  "2015-06-24 04:08:31" },
  { height:  531269 , difficulty:  750631 , date:  "2015-06-24 04:09:03" },
  { height:  531270 , difficulty:  750140 , date:  "2015-06-24 04:09:48" },
  { height:  531271 , difficulty:  749085 , date:  "2015-06-24 04:13:35" },
  { height:  531272 , difficulty:  747153 , date:  "2015-06-24 04:13:40" },
  { height:  531273 , difficulty:  746079 , date:  "2015-06-24 04:15:30" },
  { height:  531274 , difficulty:  749939 , date:  "2015-06-24 04:17:06" },
  { height:  531275 , difficulty:  746038 , date:  "2015-06-24 04:17:30" },
  { height:  531276 , difficulty:  747103 , date:  "2015-06-24 04:17:36" },
  { height:  531277 , difficulty:  746439 , date:  "2015-06-24 04:18:00" },
  { height:  531278 , difficulty:  746631 , date:  "2015-06-24 04:23:12" },
  { height:  531279 , difficulty:  745648 , date:  "2015-06-24 04:23:14" },
  { height:  531280 , difficulty:  745500 , date:  "2015-06-24 04:23:48" },
  { height:  531281 , difficulty:  743743 , date:  "2015-06-24 04:24:08" },
  { height:  531282 , difficulty:  746738 , date:  "2015-06-24 04:25:20" },
  { height:  531283 , difficulty:  745955 , date:  "2015-06-24 04:25:40" },
  { height:  531284 , difficulty:  746429 , date:  "2015-06-24 04:26:11" },
  { height:  531285 , difficulty:  747734 , date:  "2015-06-24 04:27:35" },
  { height:  531286 , difficulty:  748557 , date:  "2015-06-24 04:28:57" },
  { height:  531287 , difficulty:  752793 , date:  "2015-06-24 04:30:12" },
  { height:  531288 , difficulty:  757317 , date:  "2015-06-24 04:30:18" },
  { height:  531289 , difficulty:  758405 , date:  "2015-06-24 04:33:55" },
  { height:  531290 , difficulty:  757805 , date:  "2015-06-24 04:34:32" },
  { height:  531291 , difficulty:  756342 , date:  "2015-06-24 04:37:29" },
  { height:  531292 , difficulty:  757815 , date:  "2015-06-24 04:37:37" },
  { height:  531293 , difficulty:  756761 , date:  "2015-06-24 04:38:07" },
  { height:  531294 , difficulty:  758032 , date:  "2015-06-24 04:39:14" },
  { height:  531295 , difficulty:  753967 , date:  "2015-06-24 04:40:18" },
  { height:  531296 , difficulty:  753895 , date:  "2015-06-24 04:40:33" },
  { height:  531297 , difficulty:  760886 , date:  "2015-06-24 04:41:02" },
  { height:  531298 , difficulty:  763906 , date:  "2015-06-24 04:41:57" },
  { height:  531299 , difficulty:  763561 , date:  "2015-06-24 04:42:36" },
  { height:  531300 , difficulty:  765410 , date:  "2015-06-24 04:44:42" },
  { height:  531301 , difficulty:  761123 , date:  "2015-06-24 04:44:45" },
  { height:  531302 , difficulty:  762492 , date:  "2015-06-24 04:45:05" },
  { height:  531303 , difficulty:  763413 , date:  "2015-06-24 04:47:08" },
  { height:  531304 , difficulty:  763248 , date:  "2015-06-24 04:49:50" },
  { height:  531305 , difficulty:  764694 , date:  "2015-06-24 04:49:58" },
  { height:  531306 , difficulty:  766147 , date:  "2015-06-24 04:50:13" },
  { height:  531307 , difficulty:  767877 , date:  "2015-06-24 04:52:19" },
  { height:  531308 , difficulty:  769987 , date:  "2015-06-24 04:54:24" },
  { height:  531309 , difficulty:  769880 , date:  "2015-06-24 04:55:12" },
  { height:  531310 , difficulty:  769660 , date:  "2015-06-24 04:56:31" },
  { height:  531311 , difficulty:  767716 , date:  "2015-06-24 04:57:57" },
  { height:  531312 , difficulty:  767968 , date:  "2015-06-24 05:02:22" },
  { height:  531313 , difficulty:  772836 , date:  "2015-06-24 05:02:35" },
  { height:  531314 , difficulty:  771359 , date:  "2015-06-24 05:02:37" },
  { height:  531315 , difficulty:  769530 , date:  "2015-06-24 05:03:06" },
  { height:  531316 , difficulty:  769347 , date:  "2015-06-24 05:03:45" },
  { height:  531317 , difficulty:  768148 , date:  "2015-06-24 05:04:30" },
  { height:  531318 , difficulty:  770889 , date:  "2015-06-24 05:05:23" },
  { height:  531319 , difficulty:  773287 , date:  "2015-06-24 05:05:29" },
  { height:  531320 , difficulty:  773813 , date:  "2015-06-24 05:06:33" },
  { height:  531321 , difficulty:  775167 , date:  "2015-06-24 05:07:15" },
  { height:  531322 , difficulty:  775101 , date:  "2015-06-24 05:08:03" },
  { height:  531323 , difficulty:  776953 , date:  "2015-06-24 05:08:09" },
  { height:  531324 , difficulty:  776906 , date:  "2015-06-24 05:08:50" },
  { height:  531325 , difficulty:  774308 , date:  "2015-06-24 05:10:58" },
  { height:  531326 , difficulty:  773392 , date:  "2015-06-24 05:11:36" },
  { height:  531327 , difficulty:  776290 , date:  "2015-06-24 05:12:31" },
  { height:  531328 , difficulty:  778350 , date:  "2015-06-24 05:12:47" },
  { height:  531329 , difficulty:  776626 , date:  "2015-06-24 05:13:55" },
  { height:  531330 , difficulty:  778919 , date:  "2015-06-24 05:14:10" },
  { height:  531331 , difficulty:  779316 , date:  "2015-06-24 05:14:17" },
  { height:  531332 , difficulty:  780227 , date:  "2015-06-24 05:14:28" },
  { height:  531333 , difficulty:  778346 , date:  "2015-06-24 05:14:43" },
  { height:  531334 , difficulty:  779549 , date:  "2015-06-24 05:14:47" },
  { height:  531335 , difficulty:  779565 , date:  "2015-06-24 05:15:28" },
  { height:  531336 , difficulty:  780019 , date:  "2015-06-24 05:15:39" },
  { height:  531337 , difficulty:  779318 , date:  "2015-06-24 05:16:26" },
  { height:  531338 , difficulty:  780667 , date:  "2015-06-24 05:17:40" },
  { height:  531339 , difficulty:  780181 , date:  "2015-06-24 05:18:56" },
  { height:  531340 , difficulty:  779439 , date:  "2015-06-24 05:19:01" },
  { height:  531341 , difficulty:  778396 , date:  "2015-06-24 05:20:04" },
  { height:  531342 , difficulty:  779277 , date:  "2015-06-24 05:20:10" },
  { height:  531343 , difficulty:  777587 , date:  "2015-06-24 05:20:32" },
  { height:  531344 , difficulty:  778175 , date:  "2015-06-24 05:22:52" },
  { height:  531345 , difficulty:  778962 , date:  "2015-06-24 05:22:56" },
  { height:  531346 , difficulty:  778449 , date:  "2015-06-24 05:25:11" },
  { height:  531347 , difficulty:  774476 , date:  "2015-06-24 05:26:36" },
  { height:  531348 , difficulty:  775891 , date:  "2015-06-24 05:26:40" },
  { height:  531349 , difficulty:  774156 , date:  "2015-06-24 05:27:57" },
  { height:  531350 , difficulty:  772121 , date:  "2015-06-24 05:28:44" },
  { height:  531351 , difficulty:  771828 , date:  "2015-06-24 05:30:33" },
  { height:  531352 , difficulty:  771901 , date:  "2015-06-24 05:30:36" },
  { height:  531353 , difficulty:  771493 , date:  "2015-06-24 05:33:14" },
  { height:  531354 , difficulty:  765375 , date:  "2015-06-24 05:35:23" },
  { height:  531355 , difficulty:  765351 , date:  "2015-06-24 05:35:41" },
  { height:  531356 , difficulty:  764879 , date:  "2015-06-24 05:36:08" },
  { height:  531357 , difficulty:  764783 , date:  "2015-06-24 05:36:42" },
  { height:  531358 , difficulty:  765187 , date:  "2015-06-24 05:37:36" },
  { height:  531359 , difficulty:  769326 , date:  "2015-06-24 05:37:54" },
  { height:  531360 , difficulty:  770822 , date:  "2015-06-24 05:40:35" },
  { height:  531361 , difficulty:  771736 , date:  "2015-06-24 05:40:54" },
  { height:  531362 , difficulty:  770174 , date:  "2015-06-24 05:40:55" },
  { height:  531363 , difficulty:  768902 , date:  "2015-06-24 05:41:01" },
  { height:  531364 , difficulty:  770521 , date:  "2015-06-24 05:41:42" },
  { height:  531365 , difficulty:  768542 , date:  "2015-06-24 05:42:10" },
  { height:  531366 , difficulty:  768556 , date:  "2015-06-24 05:45:18" },
  { height:  531367 , difficulty:  764649 , date:  "2015-06-24 05:45:54" },
  { height:  531368 , difficulty:  765263 , date:  "2015-06-24 05:45:58" },
  { height:  531369 , difficulty:  764979 , date:  "2015-06-24 05:47:37" },
  { height:  531370 , difficulty:  764185 , date:  "2015-06-24 05:48:35" },
  { height:  531371 , difficulty:  763407 , date:  "2015-06-24 05:50:09" },
  { height:  531372 , difficulty:  763543 , date:  "2015-06-24 05:51:03" },
  { height:  531373 , difficulty:  763435 , date:  "2015-06-24 05:53:33" },
  { height:  531374 , difficulty:  765432 , date:  "2015-06-24 05:54:53" },
  { height:  531375 , difficulty:  764766 , date:  "2015-06-24 05:54:54" },
  { height:  531376 , difficulty:  762924 , date:  "2015-06-24 05:55:17" },
  { height:  531377 , difficulty:  763750 , date:  "2015-06-24 05:55:40" },
  { height:  531378 , difficulty:  763842 , date:  "2015-06-24 05:56:56" },
  { height:  531379 , difficulty:  763737 , date:  "2015-06-24 05:57:16" },
  { height:  531380 , difficulty:  760305 , date:  "2015-06-24 05:59:32" },
  { height:  531381 , difficulty:  761996 , date:  "2015-06-24 06:00:14" },
  { height:  531382 , difficulty:  761959 , date:  "2015-06-24 06:01:45" },
  { height:  531383 , difficulty:  765426 , date:  "2015-06-24 06:02:22" },
  { height:  531384 , difficulty:  762833 , date:  "2015-06-24 06:02:53" },
  { height:  531385 , difficulty:  762981 , date:  "2015-06-24 06:03:07" },
  { height:  531386 , difficulty:  764414 , date:  "2015-06-24 06:03:55" },
  { height:  531387 , difficulty:  762614 , date:  "2015-06-24 06:05:07" },
  { height:  531388 , difficulty:  759609 , date:  "2015-06-24 06:05:35" },
  { height:  531389 , difficulty:  759409 , date:  "2015-06-24 06:07:27" },
  { height:  531390 , difficulty:  759713 , date:  "2015-06-24 06:09:13" },
  { height:  531391 , difficulty:  761694 , date:  "2015-06-24 06:10:49" },
  { height:  531392 , difficulty:  762109 , date:  "2015-06-24 06:11:42" },
  { height:  531393 , difficulty:  762741 , date:  "2015-06-24 06:12:29" },
  { height:  531394 , difficulty:  762428 , date:  "2015-06-24 06:14:42" },
  { height:  531395 , difficulty:  763941 , date:  "2015-06-24 06:17:12" },
  { height:  531396 , difficulty:  763025 , date:  "2015-06-24 06:17:17" },
  { height:  531397 , difficulty:  762450 , date:  "2015-06-24 06:19:40" },
  { height:  531398 , difficulty:  761964 , date:  "2015-06-24 06:20:32" },
  { height:  531399 , difficulty:  763521 , date:  "2015-06-24 06:21:13" },
  { height:  531400 , difficulty:  763213 , date:  "2015-06-24 06:22:20" },
  { height:  531401 , difficulty:  761502 , date:  "2015-06-24 06:22:56" },
  { height:  531402 , difficulty:  761736 , date:  "2015-06-24 06:22:59" },
  { height:  531403 , difficulty:  761663 , date:  "2015-06-24 06:23:27" },
  { height:  531404 , difficulty:  761462 , date:  "2015-06-24 06:24:23" },
  { height:  531405 , difficulty:  765213 , date:  "2015-06-24 06:27:19" },
  { height:  531406 , difficulty:  765034 , date:  "2015-06-24 06:29:06" },
  { height:  531407 , difficulty:  765925 , date:  "2015-06-24 06:29:11" },
  { height:  531408 , difficulty:  773678 , date:  "2015-06-24 06:30:16" },
  { height:  531409 , difficulty:  789020 , date:  "2015-06-24 06:32:07" },
  { height:  531410 , difficulty:  795388 , date:  "2015-06-24 06:32:10" },
  { height:  531411 , difficulty:  795992 , date:  "2015-06-24 06:32:18" },
  { height:  531412 , difficulty:  795944 , date:  "2015-06-24 06:33:01" },
  { height:  531413 , difficulty:  797786 , date:  "2015-06-24 06:35:39" },
  { height:  531414 , difficulty:  807345 , date:  "2015-06-24 06:36:55" },
  { height:  531415 , difficulty:  805637 , date:  "2015-06-24 06:36:59" },
  { height:  531416 , difficulty:  809867 , date:  "2015-06-24 06:37:57" },
  { height:  531417 , difficulty:  808423 , date:  "2015-06-24 06:39:13" },
  { height:  531418 , difficulty:  810326 , date:  "2015-06-24 06:42:45" },
  { height:  531419 , difficulty:  809928 , date:  "2015-06-24 06:42:51" },
  { height:  531420 , difficulty:  806744 , date:  "2015-06-24 06:43:39" },
  { height:  531421 , difficulty:  808166 , date:  "2015-06-24 06:43:43" },
  { height:  531422 , difficulty:  805022 , date:  "2015-06-24 06:44:46" },
  { height:  531423 , difficulty:  803390 , date:  "2015-06-24 06:44:54" },
  { height:  531424 , difficulty:  803927 , date:  "2015-06-24 06:44:58" },
  { height:  531425 , difficulty:  802887 , date:  "2015-06-24 06:46:33" },
  { height:  531426 , difficulty:  801896 , date:  "2015-06-24 06:48:14" },
  { height:  531427 , difficulty:  800686 , date:  "2015-06-24 06:48:42" },
  { height:  531428 , difficulty:  801629 , date:  "2015-06-24 06:48:51" },
  { height:  531429 , difficulty:  798643 , date:  "2015-06-24 06:49:21" },
  { height:  531430 , difficulty:  801547 , date:  "2015-06-24 06:49:53" },
  { height:  531431 , difficulty:  801548 , date:  "2015-06-24 06:52:10" },
  { height:  531432 , difficulty:  803854 , date:  "2015-06-24 06:53:38" },
  { height:  531433 , difficulty:  803190 , date:  "2015-06-24 06:53:43" },
  { height:  531434 , difficulty:  802357 , date:  "2015-06-24 06:55:16" },
  { height:  531435 , difficulty:  802054 , date:  "2015-06-24 06:55:21" },
  { height:  531436 , difficulty:  798629 , date:  "2015-06-24 06:57:14" },
  { height:  531437 , difficulty:  800448 , date:  "2015-06-24 06:57:16" },
  { height:  531438 , difficulty:  800532 , date:  "2015-06-24 07:01:29" },
  { height:  531439 , difficulty:  802057 , date:  "2015-06-24 07:01:46" },
  { height:  531440 , difficulty:  803566 , date:  "2015-06-24 07:02:21" },
  { height:  531441 , difficulty:  802940 , date:  "2015-06-24 07:03:39" },
  { height:  531442 , difficulty:  799191 , date:  "2015-06-24 07:03:40" },
  { height:  531443 , difficulty:  807204 , date:  "2015-06-24 07:08:02" },
  { height:  531444 , difficulty:  808951 , date:  "2015-06-24 07:08:08" },
  { height:  531445 , difficulty:  807591 , date:  "2015-06-24 07:09:28" },
  { height:  531446 , difficulty:  806332 , date:  "2015-06-24 07:10:48" },
  { height:  531447 , difficulty:  804806 , date:  "2015-06-24 07:11:39" },
  { height:  531448 , difficulty:  804169 , date:  "2015-06-24 07:11:44" },
  { height:  531449 , difficulty:  801401 , date:  "2015-06-24 07:11:50" },
  { height:  531450 , difficulty:  802638 , date:  "2015-06-24 07:13:59" },
  { height:  531451 , difficulty:  805942 , date:  "2015-06-24 07:14:06" },
  { height:  531452 , difficulty:  806142 , date:  "2015-06-24 07:15:51" },
  { height:  531453 , difficulty:  807162 , date:  "2015-06-24 07:15:56" },
  { height:  531454 , difficulty:  807114 , date:  "2015-06-24 07:16:49" },
  { height:  531455 , difficulty:  806823 , date:  "2015-06-24 07:18:08" },
  { height:  531456 , difficulty:  804625 , date:  "2015-06-24 07:18:59" },
  { height:  531457 , difficulty:  803983 , date:  "2015-06-24 07:19:09" },
  { height:  531458 , difficulty:  804568 , date:  "2015-06-24 07:20:39" },
  { height:  531459 , difficulty:  804037 , date:  "2015-06-24 07:20:50" },
  { height:  531460 , difficulty:  806064 , date:  "2015-06-24 07:23:30" },
  { height:  531461 , difficulty:  805772 , date:  "2015-06-24 07:23:35" },
  { height:  531462 , difficulty:  804797 , date:  "2015-06-24 07:25:15" },
  { height:  531463 , difficulty:  805027 , date:  "2015-06-24 07:33:46" },
  { height:  531464 , difficulty:  807110 , date:  "2015-06-24 07:33:53" },
  { height:  531465 , difficulty:  805212 , date:  "2015-06-24 07:35:03" },
  { height:  531466 , difficulty:  805859 , date:  "2015-06-24 07:36:22" },
  { height:  531467 , difficulty:  805650 , date:  "2015-06-24 07:36:38" },
  { height:  531468 , difficulty:  804628 , date:  "2015-06-24 07:38:46" },
  { height:  531469 , difficulty:  805210 , date:  "2015-06-24 07:38:53" },
  { height:  531470 , difficulty:  802033 , date:  "2015-06-24 07:39:54" },
  { height:  531471 , difficulty:  799979 , date:  "2015-06-24 07:39:58" },
  { height:  531472 , difficulty:  804106 , date:  "2015-06-24 07:41:36" },
  { height:  531473 , difficulty:  800694 , date:  "2015-06-24 07:43:27" },
  { height:  531474 , difficulty:  800101 , date:  "2015-06-24 07:44:02" },
  { height:  531475 , difficulty:  801145 , date:  "2015-06-24 07:44:29" },
  { height:  531476 , difficulty:  799678 , date:  "2015-06-24 07:44:32" },
  { height:  531477 , difficulty:  803995 , date:  "2015-06-24 07:44:40" },
  { height:  531478 , difficulty:  804821 , date:  "2015-06-24 07:44:55" },
  { height:  531479 , difficulty:  807109 , date:  "2015-06-24 07:45:28" },
  { height:  531480 , difficulty:  808885 , date:  "2015-06-24 07:45:47" },
  { height:  531481 , difficulty:  806509 , date:  "2015-06-24 07:47:03" },
  { height:  531482 , difficulty:  804613 , date:  "2015-06-24 07:49:15" },
  { height:  531483 , difficulty:  810118 , date:  "2015-06-24 07:49:25" },
  { height:  531484 , difficulty:  808678 , date:  "2015-06-24 07:49:53" },
  { height:  531485 , difficulty:  806872 , date:  "2015-06-24 07:50:19" },
  { height:  531486 , difficulty:  807267 , date:  "2015-06-24 07:50:22" },
  { height:  531487 , difficulty:  808234 , date:  "2015-06-24 07:51:28" },
  { height:  531488 , difficulty:  809150 , date:  "2015-06-24 07:55:12" },
  { height:  531489 , difficulty:  805829 , date:  "2015-06-24 07:55:16" },
  { height:  531490 , difficulty:  805243 , date:  "2015-06-24 07:57:19" },
  { height:  531491 , difficulty:  805836 , date:  "2015-06-24 07:57:48" },
  { height:  531492 , difficulty:  804643 , date:  "2015-06-24 07:58:31" },
  { height:  531493 , difficulty:  805462 , date:  "2015-06-24 07:58:55" },
  { height:  531494 , difficulty:  800729 , date:  "2015-06-24 07:59:44" },
  { height:  531495 , difficulty:  803198 , date:  "2015-06-24 08:02:12" },
  { height:  531496 , difficulty:  803313 , date:  "2015-06-24 08:02:13" },
  { height:  531497 , difficulty:  804411 , date:  "2015-06-24 08:04:38" },
  { height:  531498 , difficulty:  804744 , date:  "2015-06-24 08:05:58" },
  { height:  531499 , difficulty:  804774 , date:  "2015-06-24 08:06:02" },
  { height:  531500 , difficulty:  806083 , date:  "2015-06-24 08:06:12" },
  { height:  531501 , difficulty:  805372 , date:  "2015-06-24 08:08:24" },
  { height:  531502 , difficulty:  803487 , date:  "2015-06-24 08:09:05" },
  { height:  531503 , difficulty:  803801 , date:  "2015-06-24 08:10:11" },
  { height:  531504 , difficulty:  804240 , date:  "2015-06-24 08:15:24" },
  { height:  531505 , difficulty:  806050 , date:  "2015-06-24 08:15:32" },
  { height:  531506 , difficulty:  805910 , date:  "2015-06-24 08:24:25" },
  { height:  531507 , difficulty:  805746 , date:  "2015-06-24 08:34:05" },
  { height:  531508 , difficulty:  804461 , date:  "2015-06-24 08:34:46" },
  { height:  531509 , difficulty:  804573 , date:  "2015-06-24 08:35:20" },
  { height:  531510 , difficulty:  803046 , date:  "2015-06-24 08:35:21" },
  { height:  531511 , difficulty:  803290 , date:  "2015-06-24 08:39:02" },
  { height:  531512 , difficulty:  802285 , date:  "2015-06-24 08:39:06" },
  { height:  531513 , difficulty:  804822 , date:  "2015-06-24 08:39:43" },
  { height:  531514 , difficulty:  800364 , date:  "2015-06-24 08:41:36" },
  { height:  531515 , difficulty:  802637 , date:  "2015-06-24 08:45:56" },
  { height:  531516 , difficulty:  802416 , date:  "2015-06-24 08:47:17" },
  { height:  531517 , difficulty:  801611 , date:  "2015-06-24 08:47:45" },
  { height:  531518 , difficulty:  801844 , date:  "2015-06-24 08:47:53" },
  { height:  531519 , difficulty:  796771 , date:  "2015-06-24 08:47:56" },
  { height:  531520 , difficulty:  798107 , date:  "2015-06-24 08:48:08" },
  { height:  531521 , difficulty:  796396 , date:  "2015-06-24 08:48:11" },
  { height:  531522 , difficulty:  794852 , date:  "2015-06-24 08:50:45" },
  { height:  531523 , difficulty:  794667 , date:  "2015-06-24 08:50:45" },
  { height:  531524 , difficulty:  797349 , date:  "2015-06-24 08:52:31" },
  { height:  531525 , difficulty:  798788 , date:  "2015-06-24 08:52:36" },
  { height:  531526 , difficulty:  797520 , date:  "2015-06-24 08:52:44" },
  { height:  531527 , difficulty:  801482 , date:  "2015-06-24 08:53:09" },
  { height:  531528 , difficulty:  799630 , date:  "2015-06-24 08:53:22" },
  { height:  531529 , difficulty:  800532 , date:  "2015-06-24 08:53:24" },
  { height:  531530 , difficulty:  800328 , date:  "2015-06-24 08:54:43" },
  { height:  531531 , difficulty:  799781 , date:  "2015-06-24 08:55:07" },
  { height:  531532 , difficulty:  798823 , date:  "2015-06-24 08:55:56" },
  { height:  531533 , difficulty:  798873 , date:  "2015-06-24 08:58:05" },
  { height:  531534 , difficulty:  798615 , date:  "2015-06-24 08:58:30" },
  { height:  531535 , difficulty:  799579 , date:  "2015-06-24 08:58:45" },
  { height:  531536 , difficulty:  795948 , date:  "2015-06-24 08:58:56" },
  { height:  531537 , difficulty:  796766 , date:  "2015-06-24 08:59:43" },
  { height:  531538 , difficulty:  794864 , date:  "2015-06-24 09:01:09" },
  { height:  531539 , difficulty:  787060 , date:  "2015-06-24 09:01:14" },
  { height:  531540 , difficulty:  787235 , date:  "2015-06-24 09:03:12" },
  { height:  531541 , difficulty:  788642 , date:  "2015-06-24 09:03:20" },
  { height:  531542 , difficulty:  787370 , date:  "2015-06-24 09:03:53" },
  { height:  531543 , difficulty:  790329 , date:  "2015-06-24 09:05:16" },
  { height:  531544 , difficulty:  787510 , date:  "2015-06-24 09:06:00" },
  { height:  531545 , difficulty:  787708 , date:  "2015-06-24 09:07:25" },
  { height:  531546 , difficulty:  789231 , date:  "2015-06-24 09:09:34" },
  { height:  531547 , difficulty:  789863 , date:  "2015-06-24 09:10:10" },
  { height:  531548 , difficulty:  790274 , date:  "2015-06-24 09:12:16" },
  { height:  531549 , difficulty:  787896 , date:  "2015-06-24 09:13:11" },
  { height:  531550 , difficulty:  789558 , date:  "2015-06-24 09:13:53" },
  { height:  531551 , difficulty:  789563 , date:  "2015-06-24 09:16:35" },
  { height:  531552 , difficulty:  792168 , date:  "2015-06-24 09:16:57" },
  { height:  531553 , difficulty:  792913 , date:  "2015-06-24 09:17:25" },
  { height:  531554 , difficulty:  794796 , date:  "2015-06-24 09:17:54" },
  { height:  531555 , difficulty:  794509 , date:  "2015-06-24 09:19:27" },
  { height:  531556 , difficulty:  797435 , date:  "2015-06-24 09:20:01" },
  { height:  531557 , difficulty:  795937 , date:  "2015-06-24 09:21:14" },
  { height:  531558 , difficulty:  794065 , date:  "2015-06-24 09:21:19" },
  { height:  531559 , difficulty:  795544 , date:  "2015-06-24 09:21:48" },
  { height:  531560 , difficulty:  796027 , date:  "2015-06-24 09:22:35" },
  { height:  531561 , difficulty:  796123 , date:  "2015-06-24 09:24:06" },
  { height:  531562 , difficulty:  797981 , date:  "2015-06-24 09:24:38" },
  { height:  531563 , difficulty:  796677 , date:  "2015-06-24 09:25:00" },
  { height:  531564 , difficulty:  792388 , date:  "2015-06-24 09:26:03" },
  { height:  531565 , difficulty:  792510 , date:  "2015-06-24 09:26:05" },
  { height:  531566 , difficulty:  793949 , date:  "2015-06-24 09:26:07" },
  { height:  531567 , difficulty:  794118 , date:  "2015-06-24 09:27:48" },
  { height:  531568 , difficulty:  793743 , date:  "2015-06-24 09:30:19" },
  { height:  531569 , difficulty:  793489 , date:  "2015-06-24 09:32:30" },
  { height:  531570 , difficulty:  793462 , date:  "2015-06-24 09:32:45" },
  { height:  531571 , difficulty:  791236 , date:  "2015-06-24 09:33:56" },
  { height:  531572 , difficulty:  791545 , date:  "2015-06-24 09:35:35" },
  { height:  531573 , difficulty:  788382 , date:  "2015-06-24 09:35:39" },
  { height:  531574 , difficulty:  787621 , date:  "2015-06-24 09:35:52" },
  { height:  531575 , difficulty:  787809 , date:  "2015-06-24 09:39:05" },
  { height:  531576 , difficulty:  788025 , date:  "2015-06-24 09:41:12" },
  { height:  531577 , difficulty:  785192 , date:  "2015-06-24 09:41:18" },
  { height:  531578 , difficulty:  788659 , date:  "2015-06-24 09:42:08" },
  { height:  531579 , difficulty:  788824 , date:  "2015-06-24 09:49:30" },
  { height:  531580 , difficulty:  782360 , date:  "2015-06-24 09:49:33" },
  { height:  531581 , difficulty:  782413 , date:  "2015-06-24 09:49:37" },
  { height:  531582 , difficulty:  770998 , date:  "2015-06-24 09:50:22" },
  { height:  531583 , difficulty:  758930 , date:  "2015-06-24 09:51:54" },
  { height:  531584 , difficulty:  758751 , date:  "2015-06-24 09:53:37" },
  { height:  531585 , difficulty:  758479 , date:  "2015-06-24 09:54:11" },
  { height:  531586 , difficulty:  759322 , date:  "2015-06-24 09:55:04" },
  { height:  531587 , difficulty:  757802 , date:  "2015-06-24 09:56:20" },
  { height:  531588 , difficulty:  758121 , date:  "2015-06-24 09:57:39" },
  { height:  531589 , difficulty:  757842 , date:  "2015-06-24 09:57:47" },
  { height:  531590 , difficulty:  756024 , date:  "2015-06-24 10:01:25" },
  { height:  531591 , difficulty:  751164 , date:  "2015-06-24 10:01:30" },
  { height:  531592 , difficulty:  749655 , date:  "2015-06-24 10:02:02" },
  { height:  531593 , difficulty:  751288 , date:  "2015-06-24 10:02:14" },
  { height:  531594 , difficulty:  751350 , date:  "2015-06-24 10:02:28" },
  { height:  531595 , difficulty:  755583 , date:  "2015-06-24 10:02:51" },
  { height:  531596 , difficulty:  756020 , date:  "2015-06-24 10:02:57" },
  { height:  531597 , difficulty:  756242 , date:  "2015-06-24 10:03:32" },
  { height:  531598 , difficulty:  754381 , date:  "2015-06-24 10:04:08" },
  { height:  531599 , difficulty:  754556 , date:  "2015-06-24 10:05:31" },
  { height:  531600 , difficulty:  752608 , date:  "2015-06-24 10:05:34" },
  { height:  531601 , difficulty:  753444 , date:  "2015-06-24 10:06:14" },
  { height:  531602 , difficulty:  755891 , date:  "2015-06-24 10:06:38" },
  { height:  531603 , difficulty:  755681 , date:  "2015-06-24 10:08:44" },
  { height:  531604 , difficulty:  763971 , date:  "2015-06-24 10:08:57" },
  { height:  531605 , difficulty:  764185 , date:  "2015-06-24 10:12:09" },
  { height:  531606 , difficulty:  764703 , date:  "2015-06-24 10:12:12" },
  { height:  531607 , difficulty:  765135 , date:  "2015-06-24 10:14:55" },
  { height:  531608 , difficulty:  764350 , date:  "2015-06-24 10:15:15" },
  { height:  531609 , difficulty:  765840 , date:  "2015-06-24 10:16:28" },
  { height:  531610 , difficulty:  768321 , date:  "2015-06-24 10:16:52" },
  { height:  531611 , difficulty:  769058 , date:  "2015-06-24 10:17:17" },
  { height:  531612 , difficulty:  771133 , date:  "2015-06-24 10:17:59" },
  { height:  531613 , difficulty:  770594 , date:  "2015-06-24 10:20:39" },
  { height:  531614 , difficulty:  768910 , date:  "2015-06-24 10:22:33" },
  { height:  531615 , difficulty:  770178 , date:  "2015-06-24 10:22:37" },
  { height:  531616 , difficulty:  770234 , date:  "2015-06-24 10:24:10" },
  { height:  531617 , difficulty:  770604 , date:  "2015-06-24 10:25:37" },
  { height:  531618 , difficulty:  774304 , date:  "2015-06-24 10:27:43" },
  { height:  531619 , difficulty:  774324 , date:  "2015-06-24 10:31:11" },
  { height:  531620 , difficulty:  776363 , date:  "2015-06-24 10:31:12" },
  { height:  531621 , difficulty:  777226 , date:  "2015-06-24 10:31:41" },
  { height:  531622 , difficulty:  776618 , date:  "2015-06-24 10:31:54" },
  { height:  531623 , difficulty:  776144 , date:  "2015-06-24 10:32:50" },
  { height:  531624 , difficulty:  775719 , date:  "2015-06-24 10:35:10" },
  { height:  531625 , difficulty:  774690 , date:  "2015-06-24 10:35:20" },
  { height:  531626 , difficulty:  774888 , date:  "2015-06-24 10:35:59" },
  { height:  531627 , difficulty:  771506 , date:  "2015-06-24 10:36:21" },
  { height:  531628 , difficulty:  773122 , date:  "2015-06-24 10:36:42" },
  { height:  531629 , difficulty:  774835 , date:  "2015-06-24 10:36:48" },
  { height:  531630 , difficulty:  774689 , date:  "2015-06-24 10:37:04" },
  { height:  531631 , difficulty:  773458 , date:  "2015-06-24 10:37:16" },
  { height:  531632 , difficulty:  773564 , date:  "2015-06-24 10:37:52" },
  { height:  531633 , difficulty:  774614 , date:  "2015-06-24 10:39:05" },
  { height:  531634 , difficulty:  775309 , date:  "2015-06-24 10:39:12" },
  { height:  531635 , difficulty:  775942 , date:  "2015-06-24 10:45:32" },
  { height:  531636 , difficulty:  776131 , date:  "2015-06-24 10:45:37" },
  { height:  531637 , difficulty:  775653 , date:  "2015-06-24 10:46:39" },
  { height:  531638 , difficulty:  775824 , date:  "2015-06-24 10:46:44" },
  { height:  531639 , difficulty:  776990 , date:  "2015-06-24 10:46:54" },
  { height:  531640 , difficulty:  777907 , date:  "2015-06-24 10:46:59" },
  { height:  531641 , difficulty:  780080 , date:  "2015-06-24 10:48:35" },
  { height:  531642 , difficulty:  780717 , date:  "2015-06-24 10:49:42" },
  { height:  531643 , difficulty:  778775 , date:  "2015-06-24 10:52:57" },
  { height:  531644 , difficulty:  780485 , date:  "2015-06-24 10:53:46" },
  { height:  531645 , difficulty:  778922 , date:  "2015-06-24 10:53:51" },
  { height:  531646 , difficulty:  779462 , date:  "2015-06-24 10:54:37" },
  { height:  531647 , difficulty:  778366 , date:  "2015-06-24 10:54:51" },
  { height:  531648 , difficulty:  776408 , date:  "2015-06-24 10:55:39" },
  { height:  531649 , difficulty:  777714 , date:  "2015-06-24 10:55:40" },
  { height:  531650 , difficulty:  782972 , date:  "2015-06-24 10:56:22" },
  { height:  531651 , difficulty:  779540 , date:  "2015-06-24 10:58:33" },
  { height:  531652 , difficulty:  781836 , date:  "2015-06-24 10:58:36" },
  { height:  531653 , difficulty:  781906 , date:  "2015-06-24 10:58:49" },
  { height:  531654 , difficulty:  781402 , date:  "2015-06-24 11:01:09" },
  { height:  531655 , difficulty:  773832 , date:  "2015-06-24 11:01:10" },
  { height:  531656 , difficulty:  774301 , date:  "2015-06-24 11:01:19" },
  { height:  531657 , difficulty:  777694 , date:  "2015-06-24 11:04:34" },
  { height:  531658 , difficulty:  777323 , date:  "2015-06-24 11:04:38" },
  { height:  531659 , difficulty:  775758 , date:  "2015-06-24 11:05:26" },
  { height:  531660 , difficulty:  773645 , date:  "2015-06-24 11:06:22" },
  { height:  531661 , difficulty:  774177 , date:  "2015-06-24 11:08:46" },
  { height:  531662 , difficulty:  775133 , date:  "2015-06-24 11:08:54" },
  { height:  531663 , difficulty:  777620 , date:  "2015-06-24 11:09:06" },
  { height:  531664 , difficulty:  776074 , date:  "2015-06-24 11:09:40" },
  { height:  531665 , difficulty:  779192 , date:  "2015-06-24 11:09:54" },
  { height:  531666 , difficulty:  774823 , date:  "2015-06-24 11:10:02" },
  { height:  531667 , difficulty:  775037 , date:  "2015-06-24 11:10:05" },
  { height:  531668 , difficulty:  775029 , date:  "2015-06-24 11:10:30" },
  { height:  531669 , difficulty:  774916 , date:  "2015-06-24 11:15:58" },
  { height:  531670 , difficulty:  774934 , date:  "2015-06-24 11:16:02" },
  { height:  531671 , difficulty:  774943 , date:  "2015-06-24 11:17:05" },
  { height:  531672 , difficulty:  775680 , date:  "2015-06-24 11:18:45" },
  { height:  531673 , difficulty:  775084 , date:  "2015-06-24 11:19:12" },
  { height:  531674 , difficulty:  774819 , date:  "2015-06-24 11:19:32" },
  { height:  531675 , difficulty:  773779 , date:  "2015-06-24 11:19:50" },
  { height:  531676 , difficulty:  774320 , date:  "2015-06-24 11:21:22" },
  { height:  531677 , difficulty:  774505 , date:  "2015-06-24 11:22:47" },
  { height:  531678 , difficulty:  774632 , date:  "2015-06-24 11:25:30" },
  { height:  531679 , difficulty:  772079 , date:  "2015-06-24 11:26:14" },
  { height:  531680 , difficulty:  773107 , date:  "2015-06-24 11:26:19" },
  { height:  531681 , difficulty:  769042 , date:  "2015-06-24 11:27:15" },
  { height:  531682 , difficulty:  769929 , date:  "2015-06-24 11:30:06" },
  { height:  531683 , difficulty:  766828 , date:  "2015-06-24 11:33:14" },
  { height:  531684 , difficulty:  768509 , date:  "2015-06-24 11:33:57" },
  { height:  531685 , difficulty:  768143 , date:  "2015-06-24 11:34:49" },
  { height:  531686 , difficulty:  768933 , date:  "2015-06-24 11:36:02" },
  { height:  531687 , difficulty:  769401 , date:  "2015-06-24 11:38:08" },
  { height:  531688 , difficulty:  769417 , date:  "2015-06-24 11:39:11" },
  { height:  531689 , difficulty:  766880 , date:  "2015-06-24 11:39:12" },
  { height:  531690 , difficulty:  765943 , date:  "2015-06-24 11:40:30" },
  { height:  531691 , difficulty:  767245 , date:  "2015-06-24 11:40:35" },
  { height:  531692 , difficulty:  767343 , date:  "2015-06-24 11:41:17" },
  { height:  531693 , difficulty:  765977 , date:  "2015-06-24 11:41:45" },
  { height:  531694 , difficulty:  767510 , date:  "2015-06-24 11:44:16" },
  { height:  531695 , difficulty:  764183 , date:  "2015-06-24 11:44:39" },
  { height:  531696 , difficulty:  767005 , date:  "2015-06-24 11:45:41" },
  { height:  531697 , difficulty:  766911 , date:  "2015-06-24 11:48:46" },
  { height:  531698 , difficulty:  767182 , date:  "2015-06-24 11:49:05" },
  { height:  531699 , difficulty:  768663 , date:  "2015-06-24 11:50:21" },
  { height:  531700 , difficulty:  766155 , date:  "2015-06-24 11:50:26" },
  { height:  531701 , difficulty:  766726 , date:  "2015-06-24 11:51:02" },
  { height:  531702 , difficulty:  767595 , date:  "2015-06-24 11:53:54" },
  { height:  531703 , difficulty:  767896 , date:  "2015-06-24 11:55:50" },
  { height:  531704 , difficulty:  770108 , date:  "2015-06-24 11:57:10" },
  { height:  531705 , difficulty:  770205 , date:  "2015-06-24 11:57:41" },
  { height:  531706 , difficulty:  773569 , date:  "2015-06-24 11:58:45" },
  { height:  531707 , difficulty:  773705 , date:  "2015-06-24 11:59:34" },
  { height:  531708 , difficulty:  774213 , date:  "2015-06-24 11:59:35" },
  { height:  531709 , difficulty:  773368 , date:  "2015-06-24 11:59:52" },
  { height:  531710 , difficulty:  773767 , date:  "2015-06-24 12:01:48" },
  { height:  531711 , difficulty:  765935 , date:  "2015-06-24 12:02:16" },
  { height:  531712 , difficulty:  771017 , date:  "2015-06-24 12:02:53" },
  { height:  531713 , difficulty:  769901 , date:  "2015-06-24 12:07:53" },
  { height:  531714 , difficulty:  770559 , date:  "2015-06-24 12:08:23" },
  { height:  531715 , difficulty:  770674 , date:  "2015-06-24 12:08:30" },
  { height:  531716 , difficulty:  771548 , date:  "2015-06-24 12:08:34" },
  { height:  531717 , difficulty:  769629 , date:  "2015-06-24 12:09:24" },
  { height:  531718 , difficulty:  768994 , date:  "2015-06-24 12:11:56" },
  { height:  531719 , difficulty:  765501 , date:  "2015-06-24 12:13:55" },
  { height:  531720 , difficulty:  765093 , date:  "2015-06-24 12:14:01" },
  { height:  531721 , difficulty:  766009 , date:  "2015-06-24 12:14:27" },
  { height:  531722 , difficulty:  768797 , date:  "2015-06-24 12:15:05" },
  { height:  531723 , difficulty:  770994 , date:  "2015-06-24 12:15:58" },
  { height:  531724 , difficulty:  771086 , date:  "2015-06-24 12:16:49" },
  { height:  531725 , difficulty:  772307 , date:  "2015-06-24 12:16:55" },
  { height:  531726 , difficulty:  773242 , date:  "2015-06-24 12:16:58" },
  { height:  531727 , difficulty:  773215 , date:  "2015-06-24 12:17:02" },
  { height:  531728 , difficulty:  773394 , date:  "2015-06-24 12:17:38" },
  { height:  531729 , difficulty:  773921 , date:  "2015-06-24 12:18:12" },
  { height:  531730 , difficulty:  771075 , date:  "2015-06-24 12:19:41" },
  { height:  531731 , difficulty:  771801 , date:  "2015-06-24 12:19:51" },
  { height:  531732 , difficulty:  771939 , date:  "2015-06-24 12:20:02" },
  { height:  531733 , difficulty:  768063 , date:  "2015-06-24 12:20:47" },
  { height:  531734 , difficulty:  768224 , date:  "2015-06-24 12:22:17" },
  { height:  531735 , difficulty:  768768 , date:  "2015-06-24 12:22:19" },
  { height:  531736 , difficulty:  767778 , date:  "2015-06-24 12:22:26" },
  { height:  531737 , difficulty:  769198 , date:  "2015-06-24 12:22:49" },
  { height:  531738 , difficulty:  769243 , date:  "2015-06-24 12:23:37" },
  { height:  531739 , difficulty:  769772 , date:  "2015-06-24 12:23:40" },
  { height:  531740 , difficulty:  769846 , date:  "2015-06-24 12:24:26" },
  { height:  531741 , difficulty:  773265 , date:  "2015-06-24 12:25:36" },
  { height:  531742 , difficulty:  773298 , date:  "2015-06-24 12:25:39" },
  { height:  531743 , difficulty:  773394 , date:  "2015-06-24 12:28:02" },
  { height:  531744 , difficulty:  773421 , date:  "2015-06-24 12:28:08" },
  { height:  531745 , difficulty:  768088 , date:  "2015-06-24 12:29:31" },
  { height:  531746 , difficulty:  770004 , date:  "2015-06-24 12:30:12" },
  { height:  531747 , difficulty:  768845 , date:  "2015-06-24 12:30:28" },
  { height:  531748 , difficulty:  766836 , date:  "2015-06-24 12:32:06" },
  { height:  531749 , difficulty:  767456 , date:  "2015-06-24 12:32:08" },
  { height:  531750 , difficulty:  767154 , date:  "2015-06-24 12:32:22" },
  { height:  531751 , difficulty:  769376 , date:  "2015-06-24 12:32:40" },
  { height:  531752 , difficulty:  768315 , date:  "2015-06-24 12:32:57" },
  { height:  531753 , difficulty:  767408 , date:  "2015-06-24 12:34:26" },
  { height:  531754 , difficulty:  764483 , date:  "2015-06-24 12:37:30" },
  { height:  531755 , difficulty:  764343 , date:  "2015-06-24 12:37:46" },
  { height:  531756 , difficulty:  765711 , date:  "2015-06-24 12:37:49" },
  { height:  531757 , difficulty:  766052 , date:  "2015-06-24 12:38:25" },
  { height:  531758 , difficulty:  762978 , date:  "2015-06-24 12:38:40" },
  { height:  531759 , difficulty:  760469 , date:  "2015-06-24 12:39:37" },
  { height:  531760 , difficulty:  759902 , date:  "2015-06-24 12:40:02" },
  { height:  531761 , difficulty:  759922 , date:  "2015-06-24 12:43:57" },
  { height:  531762 , difficulty:  758667 , date:  "2015-06-24 12:45:38" },
  { height:  531763 , difficulty:  758771 , date:  "2015-06-24 12:45:49" },
  { height:  531764 , difficulty:  758188 , date:  "2015-06-24 12:45:58" },
  { height:  531765 , difficulty:  758561 , date:  "2015-06-24 12:46:06" },
  { height:  531766 , difficulty:  759828 , date:  "2015-06-24 12:47:49" },
  { height:  531767 , difficulty:  759887 , date:  "2015-06-24 12:48:21" },
  { height:  531768 , difficulty:  761395 , date:  "2015-06-24 12:52:40" },
  { height:  531769 , difficulty:  761263 , date:  "2015-06-24 12:56:24" },
  { height:  531770 , difficulty:  758295 , date:  "2015-06-24 12:57:52" },
  { height:  531771 , difficulty:  760899 , date:  "2015-06-24 12:58:37" },
  { height:  531772 , difficulty:  759681 , date:  "2015-06-24 12:59:14" },
  { height:  531773 , difficulty:  757256 , date:  "2015-06-24 12:59:21" },
  { height:  531774 , difficulty:  757498 , date:  "2015-06-24 13:03:14" },
  { height:  531775 , difficulty:  758433 , date:  "2015-06-24 13:03:52" },
  { height:  531776 , difficulty:  758552 , date:  "2015-06-24 13:04:08" },
  { height:  531777 , difficulty:  758736 , date:  "2015-06-24 13:05:57" },
  { height:  531778 , difficulty:  756594 , date:  "2015-06-24 13:06:00" },
  { height:  531779 , difficulty:  754739 , date:  "2015-06-24 13:06:34" },
  { height:  531780 , difficulty:  753469 , date:  "2015-06-24 13:07:18" },
  { height:  531781 , difficulty:  752963 , date:  "2015-06-24 13:08:36" },
  { height:  531782 , difficulty:  752054 , date:  "2015-06-24 13:09:39" },
  { height:  531783 , difficulty:  751495 , date:  "2015-06-24 13:09:42" },
  { height:  531784 , difficulty:  752574 , date:  "2015-06-24 13:11:09" },
  { height:  531785 , difficulty:  754168 , date:  "2015-06-24 13:11:12" },
  { height:  531786 , difficulty:  754159 , date:  "2015-06-24 13:11:38" },
  { height:  531787 , difficulty:  753725 , date:  "2015-06-24 13:13:38" },
  { height:  531788 , difficulty:  753819 , date:  "2015-06-24 13:14:28" },
  { height:  531789 , difficulty:  748073 , date:  "2015-06-24 13:16:20" },
  { height:  531790 , difficulty:  748023 , date:  "2015-06-24 13:19:09" },
  { height:  531791 , difficulty:  748115 , date:  "2015-06-24 13:19:16" },
  { height:  531792 , difficulty:  749731 , date:  "2015-06-24 13:20:39" },
  { height:  531793 , difficulty:  750575 , date:  "2015-06-24 13:20:42" },
  { height:  531794 , difficulty:  750993 , date:  "2015-06-24 13:20:58" },
  { height:  531795 , difficulty:  750101 , date:  "2015-06-24 13:24:01" },
  { height:  531796 , difficulty:  750776 , date:  "2015-06-24 13:24:07" },
  { height:  531797 , difficulty:  750391 , date:  "2015-06-24 13:25:08" },
  { height:  531798 , difficulty:  750198 , date:  "2015-06-24 13:25:28" },
  { height:  531799 , difficulty:  752785 , date:  "2015-06-24 13:25:40" },
  { height:  531800 , difficulty:  751922 , date:  "2015-06-24 13:26:18" },
  { height:  531801 , difficulty:  752081 , date:  "2015-06-24 13:27:04" },
  { height:  531802 , difficulty:  754229 , date:  "2015-06-24 13:30:17" },
  { height:  531803 , difficulty:  755585 , date:  "2015-06-24 13:31:15" },
  { height:  531804 , difficulty:  754964 , date:  "2015-06-24 13:31:33" },
  { height:  531805 , difficulty:  755680 , date:  "2015-06-24 13:32:02" },
  { height:  531806 , difficulty:  754004 , date:  "2015-06-24 13:32:15" },
  { height:  531807 , difficulty:  754037 , date:  "2015-06-24 13:33:46" },
  { height:  531808 , difficulty:  754441 , date:  "2015-06-24 13:33:52" },
  { height:  531809 , difficulty:  754490 , date:  "2015-06-24 13:38:24" },
  { height:  531810 , difficulty:  754289 , date:  "2015-06-24 13:40:44" },
  { height:  531811 , difficulty:  754768 , date:  "2015-06-24 13:40:56" },
  { height:  531812 , difficulty:  754770 , date:  "2015-06-24 13:41:31" },
  { height:  531813 , difficulty:  754472 , date:  "2015-06-24 13:42:07" },
  { height:  531814 , difficulty:  755758 , date:  "2015-06-24 13:44:13" },
  { height:  531815 , difficulty:  756800 , date:  "2015-06-24 13:44:50" },
  { height:  531816 , difficulty:  759237 , date:  "2015-06-24 13:45:36" },
  { height:  531817 , difficulty:  758673 , date:  "2015-06-24 13:50:05" },
  { height:  531818 , difficulty:  758814 , date:  "2015-06-24 13:50:09" },
  { height:  531819 , difficulty:  759306 , date:  "2015-06-24 13:50:30" },
  { height:  531820 , difficulty:  760258 , date:  "2015-06-24 13:51:47" },
  { height:  531821 , difficulty:  759579 , date:  "2015-06-24 13:53:05" },
  { height:  531822 , difficulty:  758905 , date:  "2015-06-24 13:53:59" },
  { height:  531823 , difficulty:  759453 , date:  "2015-06-24 13:54:30" },
  { height:  531824 , difficulty:  757938 , date:  "2015-06-24 13:56:30" },
  { height:  531825 , difficulty:  758063 , date:  "2015-06-24 13:59:16" },
  { height:  531826 , difficulty:  760222 , date:  "2015-06-24 13:59:21" },
  { height:  531827 , difficulty:  760039 , date:  "2015-06-24 14:03:22" },
  { height:  531828 , difficulty:  760788 , date:  "2015-06-24 14:03:39" },
  { height:  531829 , difficulty:  759867 , date:  "2015-06-24 14:03:43" },
  { height:  531830 , difficulty:  758094 , date:  "2015-06-24 14:04:05" },
  { height:  531831 , difficulty:  757854 , date:  "2015-06-24 14:06:06" },
  { height:  531832 , difficulty:  758406 , date:  "2015-06-24 14:06:08" },
  { height:  531833 , difficulty:  757942 , date:  "2015-06-24 14:06:45" },
  { height:  531834 , difficulty:  760667 , date:  "2015-06-24 14:08:43" },
  { height:  531835 , difficulty:  759774 , date:  "2015-06-24 14:08:57" },
  { height:  531836 , difficulty:  759380 , date:  "2015-06-24 14:09:21" },
  { height:  531837 , difficulty:  755413 , date:  "2015-06-24 14:09:26" },
  { height:  531838 , difficulty:  754037 , date:  "2015-06-24 14:09:38" },
  { height:  531839 , difficulty:  754528 , date:  "2015-06-24 14:09:49" },
  { height:  531840 , difficulty:  754568 , date:  "2015-06-24 14:10:07" },
  { height:  531841 , difficulty:  755567 , date:  "2015-06-24 14:10:21" },
  { height:  531842 , difficulty:  753923 , date:  "2015-06-24 14:15:04" },
  { height:  531843 , difficulty:  758036 , date:  "2015-06-24 14:15:14" },
  { height:  531844 , difficulty:  753063 , date:  "2015-06-24 14:16:11" },
  { height:  531845 , difficulty:  750173 , date:  "2015-06-24 14:16:50" },
  { height:  531846 , difficulty:  748932 , date:  "2015-06-24 14:17:14" },
  { height:  531847 , difficulty:  753485 , date:  "2015-06-24 14:17:29" },
  { height:  531848 , difficulty:  753015 , date:  "2015-06-24 14:17:56" },
  { height:  531849 , difficulty:  753033 , date:  "2015-06-24 14:18:36" },
  { height:  531850 , difficulty:  750158 , date:  "2015-06-24 14:21:33" },
  { height:  531851 , difficulty:  753125 , date:  "2015-06-24 14:23:01" },
  { height:  531852 , difficulty:  752920 , date:  "2015-06-24 14:24:21" },
  { height:  531853 , difficulty:  753286 , date:  "2015-06-24 14:24:48" },
  { height:  531854 , difficulty:  753343 , date:  "2015-06-24 14:24:51" },
  { height:  531855 , difficulty:  755015 , date:  "2015-06-24 14:25:28" },
  { height:  531856 , difficulty:  754452 , date:  "2015-06-24 14:25:32" },
  { height:  531857 , difficulty:  754415 , date:  "2015-06-24 14:26:17" },
  { height:  531858 , difficulty:  753191 , date:  "2015-06-24 14:28:01" },
  { height:  531859 , difficulty:  757479 , date:  "2015-06-24 14:28:17" },
  { height:  531860 , difficulty:  757191 , date:  "2015-06-24 14:29:53" },
  { height:  531861 , difficulty:  757239 , date:  "2015-06-24 14:30:28" },
  { height:  531862 , difficulty:  756772 , date:  "2015-06-24 14:30:35" },
  { height:  531863 , difficulty:  754477 , date:  "2015-06-24 14:30:58" },
  { height:  531864 , difficulty:  756760 , date:  "2015-06-24 14:31:32" },
  { height:  531865 , difficulty:  754591 , date:  "2015-06-24 14:33:10" },
  { height:  531866 , difficulty:  751276 , date:  "2015-06-24 14:34:15" },
  { height:  531867 , difficulty:  751793 , date:  "2015-06-24 14:34:35" },
  { height:  531868 , difficulty:  754030 , date:  "2015-06-24 14:35:22" },
  { height:  531869 , difficulty:  754498 , date:  "2015-06-24 14:35:31" },
  { height:  531870 , difficulty:  755445 , date:  "2015-06-24 14:37:00" },
  { height:  531871 , difficulty:  754977 , date:  "2015-06-24 14:37:25" },
  { height:  531872 , difficulty:  755887 , date:  "2015-06-24 14:37:52" },
  { height:  531873 , difficulty:  754722 , date:  "2015-06-24 14:38:20" },
  { height:  531874 , difficulty:  758308 , date:  "2015-06-24 14:39:41" },
  { height:  531875 , difficulty:  758128 , date:  "2015-06-24 14:41:00" },
  { height:  531876 , difficulty:  759043 , date:  "2015-06-24 14:41:30" },
  { height:  531877 , difficulty:  758280 , date:  "2015-06-24 14:42:08" },
  { height:  531878 , difficulty:  755303 , date:  "2015-06-24 14:43:27" },
  { height:  531879 , difficulty:  754593 , date:  "2015-06-24 14:43:29" },
  { height:  531880 , difficulty:  756159 , date:  "2015-06-24 14:44:06" },
  { height:  531881 , difficulty:  755941 , date:  "2015-06-24 14:44:08" },
  { height:  531882 , difficulty:  756624 , date:  "2015-06-24 14:44:28" },
  { height:  531883 , difficulty:  754943 , date:  "2015-06-24 14:44:33" },
  { height:  531884 , difficulty:  756118 , date:  "2015-06-24 14:44:34" },
  { height:  531885 , difficulty:  750692 , date:  "2015-06-24 14:44:58" },
  { height:  531886 , difficulty:  748049 , date:  "2015-06-24 14:46:43" },
  { height:  531887 , difficulty:  748012 , date:  "2015-06-24 14:47:19" },
  { height:  531888 , difficulty:  747512 , date:  "2015-06-24 14:47:19" },
  { height:  531889 , difficulty:  747371 , date:  "2015-06-24 14:48:02" },
  { height:  531890 , difficulty:  746414 , date:  "2015-06-24 14:50:25" },
  { height:  531891 , difficulty:  746202 , date:  "2015-06-24 14:51:04" },
  { height:  531892 , difficulty:  746420 , date:  "2015-06-24 14:51:06" },
  { height:  531893 , difficulty:  741226 , date:  "2015-06-24 14:51:24" },
  { height:  531894 , difficulty:  745014 , date:  "2015-06-24 14:51:59" },
  { height:  531895 , difficulty:  744657 , date:  "2015-06-24 14:53:54" },
  { height:  531896 , difficulty:  743448 , date:  "2015-06-24 14:58:11" },
  { height:  531897 , difficulty:  741983 , date:  "2015-06-24 14:58:15" },
  { height:  531898 , difficulty:  741233 , date:  "2015-06-24 14:58:21" },
  { height:  531899 , difficulty:  740928 , date:  "2015-06-24 15:00:27" },
  { height:  531900 , difficulty:  742755 , date:  "2015-06-24 15:01:05" },
  { height:  531901 , difficulty:  739780 , date:  "2015-06-24 15:01:35" },
  { height:  531902 , difficulty:  739931 , date:  "2015-06-24 15:01:40" },
  { height:  531903 , difficulty:  735989 , date:  "2015-06-24 15:02:19" },
  { height:  531904 , difficulty:  737306 , date:  "2015-06-24 15:02:23" },
  { height:  531905 , difficulty:  737354 , date:  "2015-06-24 15:03:23" },
  { height:  531906 , difficulty:  737440 , date:  "2015-06-24 15:04:58" },
  { height:  531907 , difficulty:  735202 , date:  "2015-06-24 15:07:45" },
  { height:  531908 , difficulty:  735883 , date:  "2015-06-24 15:07:50" },
  { height:  531909 , difficulty:  735436 , date:  "2015-06-24 15:10:42" },
  { height:  531910 , difficulty:  735620 , date:  "2015-06-24 15:10:48" },
  { height:  531911 , difficulty:  735413 , date:  "2015-06-24 15:11:23" },
  { height:  531912 , difficulty:  735145 , date:  "2015-06-24 15:14:56" },
  { height:  531913 , difficulty:  736426 , date:  "2015-06-24 15:16:05" },
  { height:  531914 , difficulty:  738450 , date:  "2015-06-24 15:17:51" },
  { height:  531915 , difficulty:  739066 , date:  "2015-06-24 15:17:55" },
  { height:  531916 , difficulty:  739879 , date:  "2015-06-24 15:19:15" },
  { height:  531917 , difficulty:  740262 , date:  "2015-06-24 15:21:04" },
  { height:  531918 , difficulty:  735787 , date:  "2015-06-24 15:21:05" },
  { height:  531919 , difficulty:  736173 , date:  "2015-06-24 15:21:34" },
  { height:  531920 , difficulty:  735384 , date:  "2015-06-24 15:23:35" },
  { height:  531921 , difficulty:  734980 , date:  "2015-06-24 15:25:20" },
  { height:  531922 , difficulty:  735598 , date:  "2015-06-24 15:27:34" },
  { height:  531923 , difficulty:  735475 , date:  "2015-06-24 15:27:38" },
  { height:  531924 , difficulty:  738547 , date:  "2015-06-24 15:27:43" },
  { height:  531925 , difficulty:  738614 , date:  "2015-06-24 15:28:16" },
  { height:  531926 , difficulty:  736720 , date:  "2015-06-24 15:33:21" },
  { height:  531927 , difficulty:  736106 , date:  "2015-06-24 15:34:00" },
  { height:  531928 , difficulty:  736461 , date:  "2015-06-24 15:34:08" },
  { height:  531929 , difficulty:  736080 , date:  "2015-06-24 15:34:59" },
  { height:  531930 , difficulty:  736847 , date:  "2015-06-24 15:35:15" },
  { height:  531931 , difficulty:  736995 , date:  "2015-06-24 15:36:18" },
  { height:  531932 , difficulty:  739902 , date:  "2015-06-24 15:36:58" },
  { height:  531933 , difficulty:  740022 , date:  "2015-06-24 15:37:05" },
  { height:  531934 , difficulty:  738726 , date:  "2015-06-24 15:43:17" },
  { height:  531935 , difficulty:  738798 , date:  "2015-06-24 15:43:55" },
  { height:  531936 , difficulty:  739553 , date:  "2015-06-24 15:44:45" },
  { height:  531937 , difficulty:  738953 , date:  "2015-06-24 15:46:56" },
  { height:  531938 , difficulty:  739351 , date:  "2015-06-24 15:47:14" },
  { height:  531939 , difficulty:  739569 , date:  "2015-06-24 15:47:49" },
  { height:  531940 , difficulty:  742298 , date:  "2015-06-24 15:48:10" },
  { height:  531941 , difficulty:  740684 , date:  "2015-06-24 15:48:52" },
  { height:  531942 , difficulty:  741629 , date:  "2015-06-24 15:50:16" },
  { height:  531943 , difficulty:  741388 , date:  "2015-06-24 15:51:08" },
  { height:  531944 , difficulty:  741098 , date:  "2015-06-24 15:51:10" },
  { height:  531945 , difficulty:  741815 , date:  "2015-06-24 15:51:47" },
  { height:  531946 , difficulty:  744562 , date:  "2015-06-24 15:51:58" },
  { height:  531947 , difficulty:  744177 , date:  "2015-06-24 15:54:54" },
  { height:  531948 , difficulty:  745847 , date:  "2015-06-24 15:57:00" },
  { height:  531949 , difficulty:  747215 , date:  "2015-06-24 15:57:06" },
  { height:  531950 , difficulty:  746094 , date:  "2015-06-24 16:02:08" },
  { height:  531951 , difficulty:  744656 , date:  "2015-06-24 16:02:11" },
  { height:  531952 , difficulty:  744557 , date:  "2015-06-24 16:02:49" },
  { height:  531953 , difficulty:  750069 , date:  "2015-06-24 16:05:04" },
  { height:  531954 , difficulty:  748532 , date:  "2015-06-24 16:05:11" },
  { height:  531955 , difficulty:  749191 , date:  "2015-06-24 16:05:33" },
  { height:  531956 , difficulty:  748869 , date:  "2015-06-24 16:07:24" },
  { height:  531957 , difficulty:  750296 , date:  "2015-06-24 16:08:20" },
  { height:  531958 , difficulty:  750313 , date:  "2015-06-24 16:12:30" },
  { height:  531959 , difficulty:  750853 , date:  "2015-06-24 16:14:29" },
  { height:  531960 , difficulty:  752550 , date:  "2015-06-24 16:14:36" },
  { height:  531961 , difficulty:  753734 , date:  "2015-06-24 16:18:11" },
  { height:  531962 , difficulty:  753115 , date:  "2015-06-24 16:19:13" },
  { height:  531963 , difficulty:  752490 , date:  "2015-06-24 16:19:18" },
  { height:  531964 , difficulty:  756909 , date:  "2015-06-24 16:23:11" },
  { height:  531965 , difficulty:  756768 , date:  "2015-06-24 16:25:54" },
  { height:  531966 , difficulty:  757452 , date:  "2015-06-24 16:26:01" },
  { height:  531967 , difficulty:  756795 , date:  "2015-06-24 16:27:08" },
  { height:  531968 , difficulty:  757354 , date:  "2015-06-24 16:28:28" },
  { height:  531969 , difficulty:  758337 , date:  "2015-06-24 16:28:34" },
  { height:  531970 , difficulty:  758922 , date:  "2015-06-24 16:29:12" },
  { height:  531971 , difficulty:  756844 , date:  "2015-06-24 16:30:40" },
  { height:  531972 , difficulty:  752156 , date:  "2015-06-24 16:32:11" },
  { height:  531973 , difficulty:  753158 , date:  "2015-06-24 16:35:39" },
  { height:  531974 , difficulty:  753794 , date:  "2015-06-24 16:36:15" },
  { height:  531975 , difficulty:  753754 , date:  "2015-06-24 16:36:24" },
  { height:  531976 , difficulty:  753011 , date:  "2015-06-24 16:37:03" },
  { height:  531977 , difficulty:  752771 , date:  "2015-06-24 16:38:21" },
  { height:  531978 , difficulty:  755142 , date:  "2015-06-24 16:38:59" },
  { height:  531979 , difficulty:  757625 , date:  "2015-06-24 16:39:29" },
  { height:  531980 , difficulty:  757662 , date:  "2015-06-24 16:39:56" },
  { height:  531981 , difficulty:  756689 , date:  "2015-06-24 16:41:09" },
  { height:  531982 , difficulty:  757277 , date:  "2015-06-24 16:41:10" },
  { height:  531983 , difficulty:  756356 , date:  "2015-06-24 16:41:55" },
  { height:  531984 , difficulty:  757185 , date:  "2015-06-24 16:42:23" },
  { height:  531985 , difficulty:  755219 , date:  "2015-06-24 16:45:25" },
  { height:  531986 , difficulty:  756810 , date:  "2015-06-24 16:47:00" },
  { height:  531987 , difficulty:  761520 , date:  "2015-06-24 16:47:19" },
  { height:  531988 , difficulty:  757313 , date:  "2015-06-24 16:48:22" },
  { height:  531989 , difficulty:  755877 , date:  "2015-06-24 16:48:50" },
  { height:  531990 , difficulty:  754249 , date:  "2015-06-24 16:50:14" },
  { height:  531991 , difficulty:  754916 , date:  "2015-06-24 16:51:05" },
  { height:  531992 , difficulty:  754154 , date:  "2015-06-24 16:54:00" },
  { height:  531993 , difficulty:  752961 , date:  "2015-06-24 16:54:04" },
  { height:  531994 , difficulty:  753002 , date:  "2015-06-24 16:54:06" },
  { height:  531995 , difficulty:  753655 , date:  "2015-06-24 16:54:27" },
  { height:  531996 , difficulty:  751980 , date:  "2015-06-24 16:55:01" },
  { height:  531997 , difficulty:  750758 , date:  "2015-06-24 16:55:17" },
  { height:  531998 , difficulty:  748105 , date:  "2015-06-24 16:55:38" },
  { height:  531999 , difficulty:  748784 , date:  "2015-06-24 16:56:53" },
  { height:  532000 , difficulty:  751215 , date:  "2015-06-24 16:56:58" },
  { height:  532001 , difficulty:  751260 , date:  "2015-06-24 16:59:24" },
  { height:  532002 , difficulty:  746154 , date:  "2015-06-24 16:59:40" },
  { height:  532003 , difficulty:  745626 , date:  "2015-06-24 17:00:12" },
  { height:  532004 , difficulty:  746763 , date:  "2015-06-24 17:01:20" },
  { height:  532005 , difficulty:  745972 , date:  "2015-06-24 17:01:31" },
  { height:  532006 , difficulty:  745724 , date:  "2015-06-24 17:01:38" },
  { height:  532007 , difficulty:  744615 , date:  "2015-06-24 17:03:09" },
  { height:  532008 , difficulty:  744055 , date:  "2015-06-24 17:03:58" },
  { height:  532009 , difficulty:  743931 , date:  "2015-06-24 17:04:48" },
  { height:  532010 , difficulty:  737329 , date:  "2015-06-24 17:08:45" },
  { height:  532011 , difficulty:  736736 , date:  "2015-06-24 17:09:28" },
  { height:  532012 , difficulty:  736614 , date:  "2015-06-24 17:10:20" },
  { height:  532013 , difficulty:  735435 , date:  "2015-06-24 17:11:11" },
  { height:  532014 , difficulty:  736502 , date:  "2015-06-24 17:11:16" },
  { height:  532015 , difficulty:  735853 , date:  "2015-06-24 17:11:46" },
  { height:  532016 , difficulty:  736615 , date:  "2015-06-24 17:13:11" },
  { height:  532017 , difficulty:  735851 , date:  "2015-06-24 17:13:15" },
  { height:  532018 , difficulty:  734586 , date:  "2015-06-24 17:13:59" },
  { height:  532019 , difficulty:  736243 , date:  "2015-06-24 17:14:05" },
  { height:  532020 , difficulty:  736222 , date:  "2015-06-24 17:14:36" },
  { height:  532021 , difficulty:  738082 , date:  "2015-06-24 17:15:09" },
  { height:  532022 , difficulty:  739490 , date:  "2015-06-24 17:15:25" },
  { height:  532023 , difficulty:  736065 , date:  "2015-06-24 17:15:28" },
  { height:  532024 , difficulty:  735065 , date:  "2015-06-24 17:15:45" },
  { height:  532025 , difficulty:  735824 , date:  "2015-06-24 17:15:52" },
  { height:  532026 , difficulty:  732036 , date:  "2015-06-24 17:16:05" },
  { height:  532027 , difficulty:  731993 , date:  "2015-06-24 17:16:07" },
  { height:  532028 , difficulty:  734275 , date:  "2015-06-24 17:17:00" },
  { height:  532029 , difficulty:  734134 , date:  "2015-06-24 17:18:53" },
  { height:  532030 , difficulty:  734321 , date:  "2015-06-24 17:21:27" },
  { height:  532031 , difficulty:  734394 , date:  "2015-06-24 17:23:51" },
  { height:  532032 , difficulty:  732874 , date:  "2015-06-24 17:24:57" },
  { height:  532033 , difficulty:  732812 , date:  "2015-06-24 17:25:07" },
  { height:  532034 , difficulty:  728317 , date:  "2015-06-24 17:25:10" },
  { height:  532035 , difficulty:  729090 , date:  "2015-06-24 17:26:38" },
  { height:  532036 , difficulty:  729289 , date:  "2015-06-24 17:28:52" },
  { height:  532037 , difficulty:  725182 , date:  "2015-06-24 17:30:26" },
  { height:  532038 , difficulty:  724097 , date:  "2015-06-24 17:30:31" },
  { height:  532039 , difficulty:  724750 , date:  "2015-06-24 17:33:18" },
  { height:  532040 , difficulty:  720869 , date:  "2015-06-24 17:35:54" },
  { height:  532041 , difficulty:  721319 , date:  "2015-06-24 17:35:59" },
  { height:  532042 , difficulty:  721853 , date:  "2015-06-24 17:40:18" },
  { height:  532043 , difficulty:  720657 , date:  "2015-06-24 17:41:07" },
  { height:  532044 , difficulty:  721001 , date:  "2015-06-24 17:41:11" },
  { height:  532045 , difficulty:  721969 , date:  "2015-06-24 17:41:13" },
  { height:  532046 , difficulty:  723016 , date:  "2015-06-24 17:42:00" },
  { height:  532047 , difficulty:  722365 , date:  "2015-06-24 17:42:02" },
  { height:  532048 , difficulty:  723460 , date:  "2015-06-24 17:43:30" },
  { height:  532049 , difficulty:  721032 , date:  "2015-06-24 17:43:36" },
  { height:  532050 , difficulty:  720359 , date:  "2015-06-24 17:43:51" },
  { height:  532051 , difficulty:  720607 , date:  "2015-06-24 17:44:02" },
  { height:  532052 , difficulty:  720290 , date:  "2015-06-24 17:45:38" },
  { height:  532053 , difficulty:  720236 , date:  "2015-06-24 17:46:07" },
  { height:  532054 , difficulty:  719886 , date:  "2015-06-24 17:46:12" },
  { height:  532055 , difficulty:  721869 , date:  "2015-06-24 17:48:34" },
  { height:  532056 , difficulty:  722144 , date:  "2015-06-24 17:49:06" },
  { height:  532057 , difficulty:  722475 , date:  "2015-06-24 17:49:09" },
  { height:  532058 , difficulty:  723141 , date:  "2015-06-24 17:49:24" },
  { height:  532059 , difficulty:  722866 , date:  "2015-06-24 17:49:27" },
  { height:  532060 , difficulty:  722593 , date:  "2015-06-24 17:49:55" },
  { height:  532061 , difficulty:  720063 , date:  "2015-06-24 17:50:08" },
  { height:  532062 , difficulty:  719624 , date:  "2015-06-24 17:50:35" },
  { height:  532063 , difficulty:  719796 , date:  "2015-06-24 17:52:20" },
  { height:  532064 , difficulty:  720710 , date:  "2015-06-24 17:52:24" },
  { height:  532065 , difficulty:  722168 , date:  "2015-06-24 17:52:55" },
  { height:  532066 , difficulty:  722383 , date:  "2015-06-24 17:53:22" },
  { height:  532067 , difficulty:  722409 , date:  "2015-06-24 17:55:14" },
  { height:  532068 , difficulty:  719993 , date:  "2015-06-24 17:57:58" },
  { height:  532069 , difficulty:  722400 , date:  "2015-06-24 17:58:21" },
  { height:  532070 , difficulty:  725180 , date:  "2015-06-24 17:59:54" },
  { height:  532071 , difficulty:  724862 , date:  "2015-06-24 18:00:46" },
  { height:  532072 , difficulty:  726918 , date:  "2015-06-24 18:00:48" },
  { height:  532073 , difficulty:  727588 , date:  "2015-06-24 18:02:40" },
  { height:  532074 , difficulty:  727946 , date:  "2015-06-24 18:03:33" },
  { height:  532075 , difficulty:  727770 , date:  "2015-06-24 18:04:02" },
  { height:  532076 , difficulty:  728347 , date:  "2015-06-24 18:05:51" },
  { height:  532077 , difficulty:  725603 , date:  "2015-06-24 18:06:37" },
  { height:  532078 , difficulty:  725806 , date:  "2015-06-24 18:07:53" },
  { height:  532079 , difficulty:  726238 , date:  "2015-06-24 18:08:13" },
  { height:  532080 , difficulty:  728271 , date:  "2015-06-24 18:09:57" },
  { height:  532081 , difficulty:  730083 , date:  "2015-06-24 18:10:02" },
  { height:  532082 , difficulty:  730013 , date:  "2015-06-24 18:12:40" },
  { height:  532083 , difficulty:  729467 , date:  "2015-06-24 18:12:47" },
  { height:  532084 , difficulty:  730589 , date:  "2015-06-24 18:13:05" },
  { height:  532085 , difficulty:  729603 , date:  "2015-06-24 18:14:23" },
  { height:  532086 , difficulty:  725135 , date:  "2015-06-24 18:16:40" },
  { height:  532087 , difficulty:  725042 , date:  "2015-06-24 18:17:46" },
  { height:  532088 , difficulty:  726964 , date:  "2015-06-24 18:17:50" },
  { height:  532089 , difficulty:  727328 , date:  "2015-06-24 18:18:27" },
  { height:  532090 , difficulty:  727200 , date:  "2015-06-24 18:19:07" },
  { height:  532091 , difficulty:  727619 , date:  "2015-06-24 18:20:21" },
  { height:  532092 , difficulty:  727333 , date:  "2015-06-24 18:20:28" },
  { height:  532093 , difficulty:  731214 , date:  "2015-06-24 18:20:31" },
  { height:  532094 , difficulty:  730361 , date:  "2015-06-24 18:20:57" },
  { height:  532095 , difficulty:  731060 , date:  "2015-06-24 18:22:15" },
  { height:  532096 , difficulty:  730425 , date:  "2015-06-24 18:23:54" },
  { height:  532097 , difficulty:  730898 , date:  "2015-06-24 18:24:16" },
  { height:  532098 , difficulty:  730642 , date:  "2015-06-24 18:26:08" },
  { height:  532099 , difficulty:  730554 , date:  "2015-06-24 18:26:10" },
  { height:  532100 , difficulty:  731955 , date:  "2015-06-24 18:26:24" },
  { height:  532101 , difficulty:  733677 , date:  "2015-06-24 18:27:05" },
  { height:  532102 , difficulty:  733860 , date:  "2015-06-24 18:28:46" },
  { height:  532103 , difficulty:  733886 , date:  "2015-06-24 18:29:28" },
  { height:  532104 , difficulty:  733335 , date:  "2015-06-24 18:29:34" },
  { height:  532105 , difficulty:  731654 , date:  "2015-06-24 18:30:16" },
  { height:  532106 , difficulty:  731218 , date:  "2015-06-24 18:30:20" },
  { height:  532107 , difficulty:  730024 , date:  "2015-06-24 18:30:26" },
  { height:  532108 , difficulty:  728737 , date:  "2015-06-24 18:31:40" },
  { height:  532109 , difficulty:  730227 , date:  "2015-06-24 18:31:45" },
  { height:  532110 , difficulty:  730149 , date:  "2015-06-24 18:31:58" },
  { height:  532111 , difficulty:  730522 , date:  "2015-06-24 18:32:39" },
  { height:  532112 , difficulty:  727865 , date:  "2015-06-24 18:32:42" },
  { height:  532113 , difficulty:  730812 , date:  "2015-06-24 18:32:53" },
  { height:  532114 , difficulty:  730920 , date:  "2015-06-24 18:33:56" },
  { height:  532115 , difficulty:  728246 , date:  "2015-06-24 18:34:59" },
  { height:  532116 , difficulty:  726619 , date:  "2015-06-24 18:36:04" },
  { height:  532117 , difficulty:  726420 , date:  "2015-06-24 18:36:08" },
  { height:  532118 , difficulty:  726342 , date:  "2015-06-24 18:36:29" },
  { height:  532119 , difficulty:  725380 , date:  "2015-06-24 18:37:22" },
  { height:  532120 , difficulty:  726698 , date:  "2015-06-24 18:39:52" },
  { height:  532121 , difficulty:  728062 , date:  "2015-06-24 18:39:54" },
  { height:  532122 , difficulty:  728010 , date:  "2015-06-24 18:40:37" },
  { height:  532123 , difficulty:  727937 , date:  "2015-06-24 18:41:57" },
  { height:  532124 , difficulty:  726239 , date:  "2015-06-24 18:42:30" },
  { height:  532125 , difficulty:  728474 , date:  "2015-06-24 18:42:45" },
  { height:  532126 , difficulty:  728184 , date:  "2015-06-24 18:43:53" },
  { height:  532127 , difficulty:  729864 , date:  "2015-06-24 18:43:55" },
  { height:  532128 , difficulty:  727968 , date:  "2015-06-24 18:44:16" },
  { height:  532129 , difficulty:  728293 , date:  "2015-06-24 18:46:41" },
  { height:  532130 , difficulty:  729584 , date:  "2015-06-24 18:46:44" },
  { height:  532131 , difficulty:  727695 , date:  "2015-06-24 18:47:06" },
  { height:  532132 , difficulty:  727142 , date:  "2015-06-24 18:47:36" },
  { height:  532133 , difficulty:  728689 , date:  "2015-06-24 18:49:00" },
  { height:  532134 , difficulty:  728483 , date:  "2015-06-24 18:50:12" },
  { height:  532135 , difficulty:  731395 , date:  "2015-06-24 18:50:16" },
  { height:  532136 , difficulty:  730815 , date:  "2015-06-24 18:51:29" },
  { height:  532137 , difficulty:  732375 , date:  "2015-06-24 18:52:44" },
  { height:  532138 , difficulty:  741814 , date:  "2015-06-24 18:53:29" },
  { height:  532139 , difficulty:  739714 , date:  "2015-06-24 18:53:44" },
  { height:  532140 , difficulty:  740895 , date:  "2015-06-24 18:55:29" },
  { height:  532141 , difficulty:  741721 , date:  "2015-06-24 18:55:33" },
  { height:  532142 , difficulty:  741365 , date:  "2015-06-24 18:55:43" },
  { height:  532143 , difficulty:  741553 , date:  "2015-06-24 18:56:02" },
  { height:  532144 , difficulty:  738281 , date:  "2015-06-24 18:56:18" },
  { height:  532145 , difficulty:  738908 , date:  "2015-06-24 18:57:12" },
  { height:  532146 , difficulty:  737019 , date:  "2015-06-24 18:57:20" },
  { height:  532147 , difficulty:  737804 , date:  "2015-06-24 18:57:44" },
  { height:  532148 , difficulty:  739856 , date:  "2015-06-24 18:58:57" },
  { height:  532149 , difficulty:  738204 , date:  "2015-06-24 18:59:29" },
  { height:  532150 , difficulty:  737569 , date:  "2015-06-24 19:01:44" },
  { height:  532151 , difficulty:  736937 , date:  "2015-06-24 19:02:32" },
  { height:  532152 , difficulty:  734818 , date:  "2015-06-24 19:03:00" },
  { height:  532153 , difficulty:  734080 , date:  "2015-06-24 19:03:01" },
  { height:  532154 , difficulty:  733104 , date:  "2015-06-24 19:04:09" },
  { height:  532155 , difficulty:  732951 , date:  "2015-06-24 19:05:24" },
  { height:  532156 , difficulty:  732277 , date:  "2015-06-24 19:06:13" },
  { height:  532157 , difficulty:  734654 , date:  "2015-06-24 19:07:16" },
  { height:  532158 , difficulty:  731617 , date:  "2015-06-24 19:08:57" },
  { height:  532159 , difficulty:  731901 , date:  "2015-06-24 19:09:10" },
  { height:  532160 , difficulty:  731936 , date:  "2015-06-24 19:10:18" },
  { height:  532161 , difficulty:  730345 , date:  "2015-06-24 19:10:19" },
  { height:  532162 , difficulty:  728830 , date:  "2015-06-24 19:10:47" },
  { height:  532163 , difficulty:  731777 , date:  "2015-06-24 19:11:14" },
  { height:  532164 , difficulty:  731651 , date:  "2015-06-24 19:12:27" },
  { height:  532165 , difficulty:  733214 , date:  "2015-06-24 19:12:32" },
  { height:  532166 , difficulty:  732871 , date:  "2015-06-24 19:12:38" },
  { height:  532167 , difficulty:  732138 , date:  "2015-06-24 19:12:40" },
  { height:  532168 , difficulty:  732346 , date:  "2015-06-24 19:13:40" },
  { height:  532169 , difficulty:  733138 , date:  "2015-06-24 19:14:05" },
  { height:  532170 , difficulty:  735430 , date:  "2015-06-24 19:15:32" },
  { height:  532171 , difficulty:  733791 , date:  "2015-06-24 19:17:17" },
  { height:  532172 , difficulty:  734580 , date:  "2015-06-24 19:19:02" },
  { height:  532173 , difficulty:  735609 , date:  "2015-06-24 19:20:38" },
  { height:  532174 , difficulty:  733354 , date:  "2015-06-24 19:20:46" },
  { height:  532175 , difficulty:  733390 , date:  "2015-06-24 19:21:31" },
  { height:  532176 , difficulty:  735605 , date:  "2015-06-24 19:22:50" },
  { height:  532177 , difficulty:  735492 , date:  "2015-06-24 19:23:07" },
  { height:  532178 , difficulty:  734686 , date:  "2015-06-24 19:23:49" },
  { height:  532179 , difficulty:  739975 , date:  "2015-06-24 19:23:57" },
  { height:  532180 , difficulty:  739897 , date:  "2015-06-24 19:25:05" },
  { height:  532181 , difficulty:  749768 , date:  "2015-06-24 19:27:49" },
  { height:  532182 , difficulty:  761715 , date:  "2015-06-24 19:28:49" },
  { height:  532183 , difficulty:  762336 , date:  "2015-06-24 19:29:52" },
  { height:  532184 , difficulty:  761356 , date:  "2015-06-24 19:30:12" },
  { height:  532185 , difficulty:  761149 , date:  "2015-06-24 19:31:37" },
  { height:  532186 , difficulty:  765476 , date:  "2015-06-24 19:31:52" },
  { height:  532187 , difficulty:  764560 , date:  "2015-06-24 19:32:19" },
  { height:  532188 , difficulty:  765161 , date:  "2015-06-24 19:35:47" },
  { height:  532189 , difficulty:  767243 , date:  "2015-06-24 19:36:11" },
  { height:  532190 , difficulty:  771405 , date:  "2015-06-24 19:37:10" },
  { height:  532191 , difficulty:  771673 , date:  "2015-06-24 19:39:01" },
  { height:  532192 , difficulty:  770736 , date:  "2015-06-24 19:40:09" },
  { height:  532193 , difficulty:  770696 , date:  "2015-06-24 19:40:13" },
  { height:  532194 , difficulty:  770183 , date:  "2015-06-24 19:42:23" },
  { height:  532195 , difficulty:  769166 , date:  "2015-06-24 19:42:54" },
  { height:  532196 , difficulty:  765864 , date:  "2015-06-24 19:43:38" },
  { height:  532197 , difficulty:  769044 , date:  "2015-06-24 19:43:50" },
  { height:  532198 , difficulty:  767996 , date:  "2015-06-24 19:47:22" },
  { height:  532199 , difficulty:  768443 , date:  "2015-06-24 19:55:11" },
  { height:  532200 , difficulty:  767712 , date:  "2015-06-24 19:55:33" },
  { height:  532201 , difficulty:  767443 , date:  "2015-06-24 19:56:21" },
  { height:  532202 , difficulty:  766388 , date:  "2015-06-24 19:56:35" },
  { height:  532203 , difficulty:  766508 , date:  "2015-06-24 19:56:55" },
  { height:  532204 , difficulty:  765974 , date:  "2015-06-24 19:58:13" },
  { height:  532205 , difficulty:  764429 , date:  "2015-06-24 19:58:19" },
  { height:  532206 , difficulty:  764763 , date:  "2015-06-24 19:58:25" },
  { height:  532207 , difficulty:  765225 , date:  "2015-06-24 19:58:33" },
  { height:  532208 , difficulty:  767245 , date:  "2015-06-24 19:58:54" },
  { height:  532209 , difficulty:  765849 , date:  "2015-06-24 19:59:25" },
  { height:  532210 , difficulty:  764498 , date:  "2015-06-24 20:02:59" },
  { height:  532211 , difficulty:  764540 , date:  "2015-06-24 20:03:48" },
  { height:  532212 , difficulty:  763869 , date:  "2015-06-24 20:06:41" },
  { height:  532213 , difficulty:  764000 , date:  "2015-06-24 20:06:45" },
  { height:  532214 , difficulty:  763064 , date:  "2015-06-24 20:10:22" },
  { height:  532215 , difficulty:  765201 , date:  "2015-06-24 20:10:30" },
  { height:  532216 , difficulty:  763032 , date:  "2015-06-24 20:10:57" },
  { height:  532217 , difficulty:  763578 , date:  "2015-06-24 20:11:46" },
  { height:  532218 , difficulty:  765068 , date:  "2015-06-24 20:11:48" },
  { height:  532219 , difficulty:  765531 , date:  "2015-06-24 20:15:42" },
  { height:  532220 , difficulty:  766942 , date:  "2015-06-24 20:16:28" },
  { height:  532221 , difficulty:  768487 , date:  "2015-06-24 20:16:42" },
  { height:  532222 , difficulty:  769008 , date:  "2015-06-24 20:17:27" },
  { height:  532223 , difficulty:  771151 , date:  "2015-06-24 20:17:33" },
  { height:  532224 , difficulty:  770675 , date:  "2015-06-24 20:18:50" },
  { height:  532225 , difficulty:  770806 , date:  "2015-06-24 20:21:07" },
  { height:  532226 , difficulty:  771310 , date:  "2015-06-24 20:21:48" },
  { height:  532227 , difficulty:  770645 , date:  "2015-06-24 20:22:35" },
  { height:  532228 , difficulty:  770546 , date:  "2015-06-24 20:22:35" },
  { height:  532229 , difficulty:  771057 , date:  "2015-06-24 20:22:45" },
  { height:  532230 , difficulty:  771501 , date:  "2015-06-24 20:23:29" },
  { height:  532231 , difficulty:  770490 , date:  "2015-06-24 20:23:30" },
  { height:  532232 , difficulty:  770908 , date:  "2015-06-24 20:24:03" },
  { height:  532233 , difficulty:  769535 , date:  "2015-06-24 20:24:07" },
  { height:  532234 , difficulty:  767853 , date:  "2015-06-24 20:25:23" },
  { height:  532235 , difficulty:  768486 , date:  "2015-06-24 20:25:49" },
  { height:  532236 , difficulty:  768879 , date:  "2015-06-24 20:27:20" },
  { height:  532237 , difficulty:  769442 , date:  "2015-06-24 20:27:25" },
  { height:  532238 , difficulty:  769195 , date:  "2015-06-24 20:27:39" },
  { height:  532239 , difficulty:  769880 , date:  "2015-06-24 20:30:14" },
  { height:  532240 , difficulty:  768222 , date:  "2015-06-24 20:31:34" },
  { height:  532241 , difficulty:  768053 , date:  "2015-06-24 20:31:44" },
  { height:  532242 , difficulty:  770028 , date:  "2015-06-24 20:32:22" },
  { height:  532243 , difficulty:  773206 , date:  "2015-06-24 20:33:15" },
  { height:  532244 , difficulty:  774675 , date:  "2015-06-24 20:33:15" },
  { height:  532245 , difficulty:  774349 , date:  "2015-06-24 20:36:15" },
  { height:  532246 , difficulty:  773898 , date:  "2015-06-24 20:36:57" },
  { height:  532247 , difficulty:  773666 , date:  "2015-06-24 20:37:00" },
  { height:  532248 , difficulty:  771341 , date:  "2015-06-24 20:38:22" },
  { height:  532249 , difficulty:  769427 , date:  "2015-06-24 20:38:50" },
  { height:  532250 , difficulty:  773412 , date:  "2015-06-24 20:39:23" },
  { height:  532251 , difficulty:  775140 , date:  "2015-06-24 20:41:39" },
  { height:  532252 , difficulty:  773433 , date:  "2015-06-24 20:41:45" },
  { height:  532253 , difficulty:  774073 , date:  "2015-06-24 20:41:53" },
  { height:  532254 , difficulty:  782964 , date:  "2015-06-24 20:43:10" },
  { height:  532255 , difficulty:  782777 , date:  "2015-06-24 20:45:24" },
  { height:  532256 , difficulty:  781252 , date:  "2015-06-24 20:46:28" },
  { height:  532257 , difficulty:  778532 , date:  "2015-06-24 20:46:33" },
  { height:  532258 , difficulty:  779257 , date:  "2015-06-24 20:48:56" },
  { height:  532259 , difficulty:  780164 , date:  "2015-06-24 20:49:22" },
  { height:  532260 , difficulty:  780485 , date:  "2015-06-24 20:49:30" },
  { height:  532261 , difficulty:  779767 , date:  "2015-06-24 20:53:25" },
  { height:  532262 , difficulty:  781157 , date:  "2015-06-24 20:54:44" },
  { height:  532263 , difficulty:  782347 , date:  "2015-06-24 21:02:41" },
  { height:  532264 , difficulty:  777848 , date:  "2015-06-24 21:04:07" },
  { height:  532265 , difficulty:  782243 , date:  "2015-06-24 21:07:55" },
  { height:  532266 , difficulty:  781055 , date:  "2015-06-24 21:14:12" },
  { height:  532267 , difficulty:  779311 , date:  "2015-06-24 21:14:16" },
  { height:  532268 , difficulty:  778086 , date:  "2015-06-24 21:14:20" },
  { height:  532269 , difficulty:  778344 , date:  "2015-06-24 21:14:50" },
  { height:  532270 , difficulty:  775974 , date:  "2015-06-24 21:14:54" },
  { height:  532271 , difficulty:  775439 , date:  "2015-06-24 21:16:37" },
  { height:  532272 , difficulty:  775255 , date:  "2015-06-24 21:17:52" },
  { height:  532273 , difficulty:  775815 , date:  "2015-06-24 21:18:51" },
  { height:  532274 , difficulty:  772972 , date:  "2015-06-24 21:20:19" },
  { height:  532275 , difficulty:  762817 , date:  "2015-06-24 21:20:23" },
  { height:  532276 , difficulty:  763229 , date:  "2015-06-24 21:20:33" },
  { height:  532277 , difficulty:  762731 , date:  "2015-06-24 21:20:49" },
  { height:  532278 , difficulty:  765171 , date:  "2015-06-24 21:20:54" },
  { height:  532279 , difficulty:  765024 , date:  "2015-06-24 21:20:56" },
  { height:  532280 , difficulty:  767507 , date:  "2015-06-24 21:22:02" },
  { height:  532281 , difficulty:  767441 , date:  "2015-06-24 21:22:04" },
  { height:  532282 , difficulty:  770882 , date:  "2015-06-24 21:22:14" },
  { height:  532283 , difficulty:  771148 , date:  "2015-06-24 21:22:22" },
  { height:  532284 , difficulty:  772298 , date:  "2015-06-24 21:22:38" },
  { height:  532285 , difficulty:  772139 , date:  "2015-06-24 21:22:45" },
  { height:  532286 , difficulty:  767978 , date:  "2015-06-24 21:23:30" },
  { height:  532287 , difficulty:  767814 , date:  "2015-06-24 21:24:34" },
  { height:  532288 , difficulty:  767519 , date:  "2015-06-24 21:27:53" },
  { height:  532289 , difficulty:  769919 , date:  "2015-06-24 21:29:07" },
  { height:  532290 , difficulty:  765257 , date:  "2015-06-24 21:29:25" },
  { height:  532291 , difficulty:  767097 , date:  "2015-06-24 21:30:25" },
  { height:  532292 , difficulty:  768395 , date:  "2015-06-24 21:33:23" },
  { height:  532293 , difficulty:  770065 , date:  "2015-06-24 21:33:29" },
  { height:  532294 , difficulty:  774602 , date:  "2015-06-24 21:34:02" },
  { height:  532295 , difficulty:  769437 , date:  "2015-06-24 21:34:42" },
  { height:  532296 , difficulty:  769047 , date:  "2015-06-24 21:39:51" },
  { height:  532297 , difficulty:  769011 , date:  "2015-06-24 21:41:08" },
  { height:  532298 , difficulty:  769240 , date:  "2015-06-24 21:41:13" },
  { height:  532299 , difficulty:  772182 , date:  "2015-06-24 21:42:56" },
  { height:  532300 , difficulty:  770698 , date:  "2015-06-24 21:44:20" },
  { height:  532301 , difficulty:  768539 , date:  "2015-06-24 21:44:23" },
  { height:  532302 , difficulty:  768123 , date:  "2015-06-24 21:45:19" },
  { height:  532303 , difficulty:  767551 , date:  "2015-06-24 21:46:22" },
  { height:  532304 , difficulty:  767675 , date:  "2015-06-24 21:50:16" },
  { height:  532305 , difficulty:  767799 , date:  "2015-06-24 21:50:26" },
  { height:  532306 , difficulty:  767098 , date:  "2015-06-24 21:50:37" },
  { height:  532307 , difficulty:  767856 , date:  "2015-06-24 21:52:40" },
  { height:  532308 , difficulty:  768725 , date:  "2015-06-24 21:53:16" },
  { height:  532309 , difficulty:  768781 , date:  "2015-06-24 21:53:41" },
  { height:  532310 , difficulty:  775485 , date:  "2015-06-24 21:55:06" },
  { height:  532311 , difficulty:  775004 , date:  "2015-06-24 21:58:16" },
  { height:  532312 , difficulty:  774347 , date:  "2015-06-24 21:58:36" },
  { height:  532313 , difficulty:  774336 , date:  "2015-06-24 21:58:48" },
  { height:  532314 , difficulty:  774234 , date:  "2015-06-24 21:59:51" },
  { height:  532315 , difficulty:  770901 , date:  "2015-06-24 22:00:18" },
  { height:  532316 , difficulty:  771233 , date:  "2015-06-24 22:03:00" },
  { height:  532317 , difficulty:  772471 , date:  "2015-06-24 22:07:23" },
  { height:  532318 , difficulty:  775944 , date:  "2015-06-24 22:07:43" },
  { height:  532319 , difficulty:  775842 , date:  "2015-06-24 22:11:19" },
  { height:  532320 , difficulty:  775946 , date:  "2015-06-24 22:11:51" },
  { height:  532321 , difficulty:  772958 , date:  "2015-06-24 22:13:29" },
  { height:  532322 , difficulty:  772331 , date:  "2015-06-24 22:14:07" },
  { height:  532323 , difficulty:  773322 , date:  "2015-06-24 22:14:11" },
  { height:  532324 , difficulty:  771520 , date:  "2015-06-24 22:14:56" },
  { height:  532325 , difficulty:  771806 , date:  "2015-06-24 22:15:59" },
  { height:  532326 , difficulty:  773965 , date:  "2015-06-24 22:17:13" },
  { height:  532327 , difficulty:  771011 , date:  "2015-06-24 22:17:46" },
  { height:  532328 , difficulty:  771151 , date:  "2015-06-24 22:18:28" },
  { height:  532329 , difficulty:  774060 , date:  "2015-06-24 22:18:32" },
  { height:  532330 , difficulty:  772391 , date:  "2015-06-24 22:18:57" },
  { height:  532331 , difficulty:  769651 , date:  "2015-06-24 22:19:32" },
  { height:  532332 , difficulty:  772544 , date:  "2015-06-24 22:20:02" },
  { height:  532333 , difficulty:  772524 , date:  "2015-06-24 22:20:36" },
  { height:  532334 , difficulty:  770434 , date:  "2015-06-24 22:22:02" },
  { height:  532335 , difficulty:  771106 , date:  "2015-06-24 22:22:07" },
  { height:  532336 , difficulty:  774127 , date:  "2015-06-24 22:22:34" },
  { height:  532337 , difficulty:  769124 , date:  "2015-06-24 22:27:08" },
  { height:  532338 , difficulty:  767663 , date:  "2015-06-24 22:27:53" },
  { height:  532339 , difficulty:  758116 , date:  "2015-06-24 22:28:05" },
  { height:  532340 , difficulty:  756583 , date:  "2015-06-24 22:29:00" },
  { height:  532341 , difficulty:  751956 , date:  "2015-06-24 22:29:13" },
  { height:  532342 , difficulty:  744207 , date:  "2015-06-24 22:29:26" },
  { height:  532343 , difficulty:  744645 , date:  "2015-06-24 22:30:30" },
  { height:  532344 , difficulty:  751371 , date:  "2015-06-24 22:30:45" },
  { height:  532345 , difficulty:  750833 , date:  "2015-06-24 22:31:01" },
  { height:  532346 , difficulty:  752069 , date:  "2015-06-24 22:33:14" },
  { height:  532347 , difficulty:  752006 , date:  "2015-06-24 22:33:19" },
  { height:  532348 , difficulty:  751001 , date:  "2015-06-24 22:36:33" },
  { height:  532349 , difficulty:  750189 , date:  "2015-06-24 22:36:48" },
  { height:  532350 , difficulty:  748730 , date:  "2015-06-24 22:39:23" },
  { height:  532351 , difficulty:  750544 , date:  "2015-06-24 22:39:30" },
  { height:  532352 , difficulty:  752094 , date:  "2015-06-24 22:40:29" },
  { height:  532353 , difficulty:  755170 , date:  "2015-06-24 22:40:41" },
  { height:  532354 , difficulty:  755983 , date:  "2015-06-24 22:44:04" },
  { height:  532355 , difficulty:  756033 , date:  "2015-06-24 22:46:18" },
  { height:  532356 , difficulty:  755819 , date:  "2015-06-24 22:46:20" },
  { height:  532357 , difficulty:  759411 , date:  "2015-06-24 22:47:20" },
  { height:  532358 , difficulty:  763243 , date:  "2015-06-24 22:47:43" },
  { height:  532359 , difficulty:  764004 , date:  "2015-06-24 22:47:50" },
  { height:  532360 , difficulty:  764791 , date:  "2015-06-24 22:51:50" },
  { height:  532361 , difficulty:  766230 , date:  "2015-06-24 22:53:06" },
  { height:  532362 , difficulty:  767995 , date:  "2015-06-24 22:53:08" },
  { height:  532363 , difficulty:  767970 , date:  "2015-06-24 22:54:42" },
  { height:  532364 , difficulty:  763666 , date:  "2015-06-24 22:56:56" },
  { height:  532365 , difficulty:  763760 , date:  "2015-06-24 22:56:57" },
  { height:  532366 , difficulty:  763475 , date:  "2015-06-24 22:57:06" },
  { height:  532367 , difficulty:  763086 , date:  "2015-06-24 22:57:42" },
  { height:  532368 , difficulty:  759866 , date:  "2015-06-24 22:59:47" },
  { height:  532369 , difficulty:  762987 , date:  "2015-06-24 23:00:48" },
  { height:  532370 , difficulty:  762788 , date:  "2015-06-24 23:00:53" },
  { height:  532371 , difficulty:  763267 , date:  "2015-06-24 23:01:36" },
  { height:  532372 , difficulty:  760602 , date:  "2015-06-24 23:01:46" },
  { height:  532373 , difficulty:  759364 , date:  "2015-06-24 23:03:02" },
  { height:  532374 , difficulty:  760885 , date:  "2015-06-24 23:03:13" },
  { height:  532375 , difficulty:  758798 , date:  "2015-06-24 23:03:20" },
  { height:  532376 , difficulty:  757782 , date:  "2015-06-24 23:05:44" },
  { height:  532377 , difficulty:  761398 , date:  "2015-06-24 23:06:44" },
  { height:  532378 , difficulty:  762690 , date:  "2015-06-24 23:10:30" },
  { height:  532379 , difficulty:  763052 , date:  "2015-06-24 23:10:36" },
  { height:  532380 , difficulty:  758691 , date:  "2015-06-24 23:11:12" },
  { height:  532381 , difficulty:  759836 , date:  "2015-06-24 23:13:04" },
  { height:  532382 , difficulty:  760639 , date:  "2015-06-24 23:13:30" },
  { height:  532383 , difficulty:  758020 , date:  "2015-06-24 23:13:50" },
  { height:  532384 , difficulty:  757608 , date:  "2015-06-24 23:14:37" },
  { height:  532385 , difficulty:  759541 , date:  "2015-06-24 23:15:13" },
  { height:  532386 , difficulty:  758340 , date:  "2015-06-24 23:15:26" },
  { height:  532387 , difficulty:  755098 , date:  "2015-06-24 23:15:27" },
  { height:  532388 , difficulty:  761071 , date:  "2015-06-24 23:15:45" },
  { height:  532389 , difficulty:  761464 , date:  "2015-06-24 23:18:53" },
  { height:  532390 , difficulty:  760269 , date:  "2015-06-24 23:19:01" },
  { height:  532391 , difficulty:  759775 , date:  "2015-06-24 23:19:15" },
  { height:  532392 , difficulty:  757388 , date:  "2015-06-24 23:19:36" },
  { height:  532393 , difficulty:  755041 , date:  "2015-06-24 23:20:18" },
  { height:  532394 , difficulty:  757157 , date:  "2015-06-24 23:23:09" },
  { height:  532395 , difficulty:  752738 , date:  "2015-06-24 23:28:27" },
  { height:  532396 , difficulty:  752629 , date:  "2015-06-24 23:30:26" },
  { height:  532397 , difficulty:  751378 , date:  "2015-06-24 23:30:32" },
  { height:  532398 , difficulty:  751694 , date:  "2015-06-24 23:30:58" },
  { height:  532399 , difficulty:  752684 , date:  "2015-06-24 23:32:39" },
  { height:  532400 , difficulty:  751864 , date:  "2015-06-24 23:33:02" },
  { height:  532401 , difficulty:  750607 , date:  "2015-06-24 23:34:00" },
  { height:  532402 , difficulty:  749149 , date:  "2015-06-24 23:35:14" },
  { height:  532403 , difficulty:  749207 , date:  "2015-06-24 23:35:47" },
  { height:  532404 , difficulty:  749036 , date:  "2015-06-24 23:36:30" },
  { height:  532405 , difficulty:  750813 , date:  "2015-06-24 23:37:41" },
  { height:  532406 , difficulty:  750501 , date:  "2015-06-24 23:38:08" },
  { height:  532407 , difficulty:  749996 , date:  "2015-06-24 23:39:15" },
  { height:  532408 , difficulty:  750317 , date:  "2015-06-24 23:42:05" },
  { height:  532409 , difficulty:  751494 , date:  "2015-06-24 23:42:24" },
  { height:  532410 , difficulty:  749743 , date:  "2015-06-24 23:44:36" },
  { height:  532411 , difficulty:  749790 , date:  "2015-06-24 23:44:42" },
  { height:  532412 , difficulty:  749715 , date:  "2015-06-24 23:44:51" },
  { height:  532413 , difficulty:  745036 , date:  "2015-06-24 23:44:59" },
  { height:  532414 , difficulty:  744169 , date:  "2015-06-24 23:45:16" },
  { height:  532415 , difficulty:  744848 , date:  "2015-06-24 23:45:19" },
  { height:  532416 , difficulty:  745129 , date:  "2015-06-24 23:45:52" },
  { height:  532417 , difficulty:  744888 , date:  "2015-06-24 23:45:59" },
  { height:  532418 , difficulty:  747523 , date:  "2015-06-24 23:47:51" },
  { height:  532419 , difficulty:  746276 , date:  "2015-06-24 23:47:53" },
  { height:  532420 , difficulty:  747655 , date:  "2015-06-24 23:50:28" },
  { height:  532421 , difficulty:  748141 , date:  "2015-06-24 23:50:54" },
  { height:  532422 , difficulty:  745693 , date:  "2015-06-24 23:51:38" },
  { height:  532423 , difficulty:  747591 , date:  "2015-06-24 23:52:29" },
  { height:  532424 , difficulty:  743606 , date:  "2015-06-24 23:52:43" },
  { height:  532425 , difficulty:  743557 , date:  "2015-06-24 23:54:37" },
  { height:  532426 , difficulty:  740725 , date:  "2015-06-24 23:55:22" },
  { height:  532427 , difficulty:  740899 , date:  "2015-06-24 23:57:23" },
  { height:  532428 , difficulty:  741485 , date:  "2015-06-24 23:57:43" },
  { height:  532429 , difficulty:  744993 , date:  "2015-06-24 23:59:40" },
  { height:  532430 , difficulty:  741150 , date:  "2015-06-24 23:59:43" },
  { height:  532431 , difficulty:  738475 , date:  "2015-06-25 00:02:04" },
  { height:  532432 , difficulty:  739146 , date:  "2015-06-25 00:02:43" },
  { height:  532433 , difficulty:  738230 , date:  "2015-06-25 00:04:59" },
  { height:  532434 , difficulty:  738922 , date:  "2015-06-25 00:05:10" },
  { height:  532435 , difficulty:  739294 , date:  "2015-06-25 00:05:45" },
  { height:  532436 , difficulty:  739200 , date:  "2015-06-25 00:06:28" },
  { height:  532437 , difficulty:  739720 , date:  "2015-06-25 00:06:51" },
  { height:  532438 , difficulty:  739918 , date:  "2015-06-25 00:09:15" },
  { height:  532439 , difficulty:  738212 , date:  "2015-06-25 00:09:31" },
  { height:  532440 , difficulty:  735682 , date:  "2015-06-25 00:12:16" },
  { height:  532441 , difficulty:  737742 , date:  "2015-06-25 00:13:26" },
  { height:  532442 , difficulty:  738212 , date:  "2015-06-25 00:13:30" },
  { height:  532443 , difficulty:  742750 , date:  "2015-06-25 00:15:22" },
  { height:  532444 , difficulty:  744779 , date:  "2015-06-25 00:15:35" },
  { height:  532445 , difficulty:  745342 , date:  "2015-06-25 00:15:38" },
  { height:  532446 , difficulty:  746170 , date:  "2015-06-25 00:16:51" },
  { height:  532447 , difficulty:  746052 , date:  "2015-06-25 00:17:10" },
  { height:  532448 , difficulty:  745996 , date:  "2015-06-25 00:17:21" },
  { height:  532449 , difficulty:  749254 , date:  "2015-06-25 00:18:37" },
  { height:  532450 , difficulty:  749820 , date:  "2015-06-25 00:19:32" },
  { height:  532451 , difficulty:  750008 , date:  "2015-06-25 00:21:25" },
  { height:  532452 , difficulty:  749277 , date:  "2015-06-25 00:21:30" },
  { height:  532453 , difficulty:  748101 , date:  "2015-06-25 00:21:38" },
  { height:  532454 , difficulty:  744150 , date:  "2015-06-25 00:22:57" },
  { height:  532455 , difficulty:  744947 , date:  "2015-06-25 00:23:49" },
  { height:  532456 , difficulty:  745822 , date:  "2015-06-25 00:24:45" },
  { height:  532457 , difficulty:  744825 , date:  "2015-06-25 00:24:51" },
  { height:  532458 , difficulty:  744368 , date:  "2015-06-25 00:25:56" },
  { height:  532459 , difficulty:  745756 , date:  "2015-06-25 00:27:32" },
  { height:  532460 , difficulty:  744855 , date:  "2015-06-25 00:27:42" },
  { height:  532461 , difficulty:  744658 , date:  "2015-06-25 00:28:48" },
  { height:  532462 , difficulty:  746873 , date:  "2015-06-25 00:29:40" },
  { height:  532463 , difficulty:  747890 , date:  "2015-06-25 00:30:20" },
  { height:  532464 , difficulty:  749866 , date:  "2015-06-25 00:32:36" },
  { height:  532465 , difficulty:  749493 , date:  "2015-06-25 00:33:34" },
  { height:  532466 , difficulty:  749492 , date:  "2015-06-25 00:35:09" },
  { height:  532467 , difficulty:  750949 , date:  "2015-06-25 00:35:12" },
  { height:  532468 , difficulty:  750584 , date:  "2015-06-25 00:36:33" },
  { height:  532469 , difficulty:  750048 , date:  "2015-06-25 00:37:18" },
  { height:  532470 , difficulty:  750310 , date:  "2015-06-25 00:40:56" },
  { height:  532471 , difficulty:  743857 , date:  "2015-06-25 00:42:15" },
  { height:  532472 , difficulty:  742673 , date:  "2015-06-25 00:42:52" },
  { height:  532473 , difficulty:  742961 , date:  "2015-06-25 00:43:00" },
  { height:  532474 , difficulty:  742673 , date:  "2015-06-25 00:44:37" },
  { height:  532475 , difficulty:  741388 , date:  "2015-06-25 00:44:44" },
  { height:  532476 , difficulty:  741857 , date:  "2015-06-25 00:45:16" },
  { height:  532477 , difficulty:  744616 , date:  "2015-06-25 00:45:23" },
  { height:  532478 , difficulty:  744276 , date:  "2015-06-25 00:45:38" },
  { height:  532479 , difficulty:  743959 , date:  "2015-06-25 00:46:24" },
  { height:  532480 , difficulty:  743661 , date:  "2015-06-25 00:46:41" },
  { height:  532481 , difficulty:  742468 , date:  "2015-06-25 00:47:33" },
  { height:  532482 , difficulty:  743773 , date:  "2015-06-25 00:48:15" },
  { height:  532483 , difficulty:  742516 , date:  "2015-06-25 00:48:19" },
  { height:  532484 , difficulty:  744600 , date:  "2015-06-25 00:48:37" },
  { height:  532485 , difficulty:  747092 , date:  "2015-06-25 00:49:12" },
  { height:  532486 , difficulty:  744608 , date:  "2015-06-25 00:50:31" },
  { height:  532487 , difficulty:  745196 , date:  "2015-06-25 00:50:41" },
  { height:  532488 , difficulty:  745745 , date:  "2015-06-25 00:52:52" },
  { height:  532489 , difficulty:  748168 , date:  "2015-06-25 00:53:04" },
  { height:  532490 , difficulty:  748563 , date:  "2015-06-25 00:54:09" },
  { height:  532491 , difficulty:  749433 , date:  "2015-06-25 00:54:56" },
  { height:  532492 , difficulty:  754358 , date:  "2015-06-25 00:55:15" },
  { height:  532493 , difficulty:  754271 , date:  "2015-06-25 00:55:56" },
  { height:  532494 , difficulty:  752337 , date:  "2015-06-25 00:56:48" },
  { height:  532495 , difficulty:  753891 , date:  "2015-06-25 00:57:19" },
  { height:  532496 , difficulty:  752251 , date:  "2015-06-25 00:58:01" },
  { height:  532497 , difficulty:  752821 , date:  "2015-06-25 00:58:28" },
  { height:  532498 , difficulty:  752525 , date:  "2015-06-25 01:00:29" },
  { height:  532499 , difficulty:  753960 , date:  "2015-06-25 01:00:57" },
  { height:  532500 , difficulty:  757154 , date:  "2015-06-25 01:02:24" },
  { height:  532501 , difficulty:  754815 , date:  "2015-06-25 01:03:20" },
  { height:  532502 , difficulty:  758948 , date:  "2015-06-25 01:04:03" },
  { height:  532503 , difficulty:  756699 , date:  "2015-06-25 01:04:09" },
  { height:  532504 , difficulty:  756328 , date:  "2015-06-25 01:04:33" },
  { height:  532505 , difficulty:  754295 , date:  "2015-06-25 01:05:29" },
  { height:  532506 , difficulty:  756766 , date:  "2015-06-25 01:06:04" },
  { height:  532507 , difficulty:  753791 , date:  "2015-06-25 01:07:27" },
  { height:  532508 , difficulty:  753717 , date:  "2015-06-25 01:07:31" },
  { height:  532509 , difficulty:  753300 , date:  "2015-06-25 01:08:03" },
  { height:  532510 , difficulty:  753328 , date:  "2015-06-25 01:08:10" },
  { height:  532511 , difficulty:  753063 , date:  "2015-06-25 01:12:20" },
  { height:  532512 , difficulty:  752237 , date:  "2015-06-25 01:12:42" },
  { height:  532513 , difficulty:  751982 , date:  "2015-06-25 01:13:00" },
  { height:  532514 , difficulty:  749177 , date:  "2015-06-25 01:13:29" },
  { height:  532515 , difficulty:  749192 , date:  "2015-06-25 01:13:48" },
  { height:  532516 , difficulty:  746026 , date:  "2015-06-25 01:15:04" },
  { height:  532517 , difficulty:  750425 , date:  "2015-06-25 01:15:46" },
  { height:  532518 , difficulty:  750517 , date:  "2015-06-25 01:16:16" },
  { height:  532519 , difficulty:  749352 , date:  "2015-06-25 01:16:21" },
  { height:  532520 , difficulty:  749885 , date:  "2015-06-25 01:16:33" },
  { height:  532521 , difficulty:  750318 , date:  "2015-06-25 01:17:12" },
  { height:  532522 , difficulty:  749096 , date:  "2015-06-25 01:17:25" },
  { height:  532523 , difficulty:  749251 , date:  "2015-06-25 01:18:37" },
  { height:  532524 , difficulty:  749844 , date:  "2015-06-25 01:18:56" },
  { height:  532525 , difficulty:  751956 , date:  "2015-06-25 01:20:35" },
  { height:  532526 , difficulty:  752644 , date:  "2015-06-25 01:20:38" },
  { height:  532527 , difficulty:  751946 , date:  "2015-06-25 01:20:42" },
  { height:  532528 , difficulty:  752401 , date:  "2015-06-25 01:20:46" },
  { height:  532529 , difficulty:  752287 , date:  "2015-06-25 01:20:51" },
  { height:  532530 , difficulty:  751388 , date:  "2015-06-25 01:23:38" },
  { height:  532531 , difficulty:  750367 , date:  "2015-06-25 01:23:58" },
  { height:  532532 , difficulty:  750123 , date:  "2015-06-25 01:24:19" },
  { height:  532533 , difficulty:  752162 , date:  "2015-06-25 01:24:28" },
  { height:  532534 , difficulty:  751112 , date:  "2015-06-25 01:24:33" },
  { height:  532535 , difficulty:  751093 , date:  "2015-06-25 01:25:45" },
  { height:  532536 , difficulty:  751596 , date:  "2015-06-25 01:28:40" },
  { height:  532537 , difficulty:  750340 , date:  "2015-06-25 01:35:03" },
  { height:  532538 , difficulty:  749722 , date:  "2015-06-25 01:37:11" },
  { height:  532539 , difficulty:  749582 , date:  "2015-06-25 01:39:17" },
  { height:  532540 , difficulty:  748782 , date:  "2015-06-25 01:39:20" },
  { height:  532541 , difficulty:  748925 , date:  "2015-06-25 01:39:29" },
  { height:  532542 , difficulty:  747362 , date:  "2015-06-25 01:40:07" },
  { height:  532543 , difficulty:  748271 , date:  "2015-06-25 01:46:42" },
  { height:  532544 , difficulty:  746770 , date:  "2015-06-25 01:46:44" },
  { height:  532545 , difficulty:  747674 , date:  "2015-06-25 01:46:50" },
  { height:  532546 , difficulty:  743681 , date:  "2015-06-25 01:48:15" },
  { height:  532547 , difficulty:  742595 , date:  "2015-06-25 01:48:24" },
  { height:  532548 , difficulty:  742390 , date:  "2015-06-25 01:49:27" },
  { height:  532549 , difficulty:  743862 , date:  "2015-06-25 01:49:38" },
  { height:  532550 , difficulty:  743467 , date:  "2015-06-25 01:50:39" },
  { height:  532551 , difficulty:  743910 , date:  "2015-06-25 01:51:32" },
  { height:  532552 , difficulty:  744006 , date:  "2015-06-25 01:51:34" },
  { height:  532553 , difficulty:  745472 , date:  "2015-06-25 01:51:43" },
  { height:  532554 , difficulty:  745186 , date:  "2015-06-25 01:51:53" },
  { height:  532555 , difficulty:  744980 , date:  "2015-06-25 01:52:04" },
  { height:  532556 , difficulty:  744651 , date:  "2015-06-25 01:52:42" },
  { height:  532557 , difficulty:  743969 , date:  "2015-06-25 01:53:17" },
  { height:  532558 , difficulty:  743190 , date:  "2015-06-25 01:53:30" },
  { height:  532559 , difficulty:  743106 , date:  "2015-06-25 01:53:54" },
  { height:  532560 , difficulty:  743219 , date:  "2015-06-25 01:54:00" },
  { height:  532561 , difficulty:  744657 , date:  "2015-06-25 01:57:08" },
  { height:  532562 , difficulty:  743767 , date:  "2015-06-25 01:57:46" },
  { height:  532563 , difficulty:  743557 , date:  "2015-06-25 02:00:13" },
  { height:  532564 , difficulty:  741752 , date:  "2015-06-25 02:00:17" },
  { height:  532565 , difficulty:  744442 , date:  "2015-06-25 02:03:11" },
  { height:  532566 , difficulty:  743911 , date:  "2015-06-25 02:07:37" },
  { height:  532567 , difficulty:  742992 , date:  "2015-06-25 02:08:23" },
  { height:  532568 , difficulty:  742993 , date:  "2015-06-25 02:08:55" },
  { height:  532569 , difficulty:  742885 , date:  "2015-06-25 02:09:15" },
  { height:  532570 , difficulty:  744192 , date:  "2015-06-25 02:10:11" },
  { height:  532571 , difficulty:  748888 , date:  "2015-06-25 02:10:31" },
  { height:  532572 , difficulty:  748114 , date:  "2015-06-25 02:12:04" },
  { height:  532573 , difficulty:  747697 , date:  "2015-06-25 02:12:23" },
  { height:  532574 , difficulty:  747820 , date:  "2015-06-25 02:14:12" },
  { height:  532575 , difficulty:  748047 , date:  "2015-06-25 02:15:15" },
  { height:  532576 , difficulty:  746893 , date:  "2015-06-25 02:15:19" },
  { height:  532577 , difficulty:  745863 , date:  "2015-06-25 02:16:23" },
  { height:  532578 , difficulty:  745818 , date:  "2015-06-25 02:17:42" },
  { height:  532579 , difficulty:  745809 , date:  "2015-06-25 02:18:45" },
  { height:  532580 , difficulty:  746585 , date:  "2015-06-25 02:19:04" },
  { height:  532581 , difficulty:  747421 , date:  "2015-06-25 02:19:51" },
  { height:  532582 , difficulty:  750205 , date:  "2015-06-25 02:21:11" },
  { height:  532583 , difficulty:  748609 , date:  "2015-06-25 02:22:52" },
  { height:  532584 , difficulty:  752151 , date:  "2015-06-25 02:27:56" },
  { height:  532585 , difficulty:  751635 , date:  "2015-06-25 02:29:09" },
  { height:  532586 , difficulty:  752253 , date:  "2015-06-25 02:29:17" },
  { height:  532587 , difficulty:  751507 , date:  "2015-06-25 02:29:23" },
  { height:  532588 , difficulty:  752520 , date:  "2015-06-25 02:31:00" },
  { height:  532589 , difficulty:  754397 , date:  "2015-06-25 02:31:15" },
  { height:  532590 , difficulty:  753886 , date:  "2015-06-25 02:31:17" },
  { height:  532591 , difficulty:  755191 , date:  "2015-06-25 02:31:26" },
  { height:  532592 , difficulty:  755900 , date:  "2015-06-25 02:33:37" },
  { height:  532593 , difficulty:  755056 , date:  "2015-06-25 02:34:35" },
  { height:  532594 , difficulty:  755059 , date:  "2015-06-25 02:34:43" },
  { height:  532595 , difficulty:  757545 , date:  "2015-06-25 02:34:50" },
  { height:  532596 , difficulty:  759556 , date:  "2015-06-25 02:36:11" },
  { height:  532597 , difficulty:  761621 , date:  "2015-06-25 02:36:50" },
  { height:  532598 , difficulty:  761450 , date:  "2015-06-25 02:37:50" },
  { height:  532599 , difficulty:  760030 , date:  "2015-06-25 02:38:22" },
  { height:  532600 , difficulty:  760349 , date:  "2015-06-25 02:39:10" },
  { height:  532601 , difficulty:  764820 , date:  "2015-06-25 02:39:25" },
  { height:  532602 , difficulty:  765631 , date:  "2015-06-25 02:39:44" },
  { height:  532603 , difficulty:  765744 , date:  "2015-06-25 02:43:55" },
  { height:  532604 , difficulty:  766796 , date:  "2015-06-25 02:44:03" },
  { height:  532605 , difficulty:  767062 , date:  "2015-06-25 02:45:00" },
  { height:  532606 , difficulty:  764823 , date:  "2015-06-25 02:45:08" },
  { height:  532607 , difficulty:  765275 , date:  "2015-06-25 02:46:58" },
  { height:  532608 , difficulty:  764988 , date:  "2015-06-25 02:47:38" },
  { height:  532609 , difficulty:  772975 , date:  "2015-06-25 02:48:06" },
  { height:  532610 , difficulty:  773728 , date:  "2015-06-25 02:48:15" },
  { height:  532611 , difficulty:  773260 , date:  "2015-06-25 02:51:46" },
  { height:  532612 , difficulty:  772307 , date:  "2015-06-25 02:52:46" },
  { height:  532613 , difficulty:  764333 , date:  "2015-06-25 02:53:13" },
  { height:  532614 , difficulty:  762340 , date:  "2015-06-25 02:53:55" },
  { height:  532615 , difficulty:  760095 , date:  "2015-06-25 02:55:14" },
  { height:  532616 , difficulty:  760946 , date:  "2015-06-25 02:56:13" },
  { height:  532617 , difficulty:  762573 , date:  "2015-06-25 02:59:20" },
  { height:  532618 , difficulty:  762885 , date:  "2015-06-25 02:59:47" },
  { height:  532619 , difficulty:  754506 , date:  "2015-06-25 03:01:17" },
  { height:  532620 , difficulty:  755254 , date:  "2015-06-25 03:01:36" },
  { height:  532621 , difficulty:  755365 , date:  "2015-06-25 03:02:02" },
  { height:  532622 , difficulty:  757295 , date:  "2015-06-25 03:03:46" },
  { height:  532623 , difficulty:  759787 , date:  "2015-06-25 03:04:34" },
  { height:  532624 , difficulty:  758560 , date:  "2015-06-25 03:05:55" },
  { height:  532625 , difficulty:  764818 , date:  "2015-06-25 03:06:17" },
  { height:  532626 , difficulty:  763560 , date:  "2015-06-25 03:06:24" },
  { height:  532627 , difficulty:  763235 , date:  "2015-06-25 03:06:49" },
  { height:  532628 , difficulty:  766109 , date:  "2015-06-25 03:06:59" },
  { height:  532629 , difficulty:  766060 , date:  "2015-06-25 03:09:27" },
  { height:  532630 , difficulty:  766315 , date:  "2015-06-25 03:10:16" },
  { height:  532631 , difficulty:  768493 , date:  "2015-06-25 03:10:48" },
  { height:  532632 , difficulty:  768877 , date:  "2015-06-25 03:10:49" },
  { height:  532633 , difficulty:  773610 , date:  "2015-06-25 03:15:57" },
  { height:  532634 , difficulty:  775958 , date:  "2015-06-25 03:16:54" },
  { height:  532635 , difficulty:  775562 , date:  "2015-06-25 03:17:28" },
  { height:  532636 , difficulty:  780235 , date:  "2015-06-25 03:18:09" },
  { height:  532637 , difficulty:  777385 , date:  "2015-06-25 03:20:45" },
  { height:  532638 , difficulty:  776631 , date:  "2015-06-25 03:21:21" },
  { height:  532639 , difficulty:  778537 , date:  "2015-06-25 03:22:16" },
  { height:  532640 , difficulty:  782103 , date:  "2015-06-25 03:25:01" },
  { height:  532641 , difficulty:  778309 , date:  "2015-06-25 03:25:40" },
  { height:  532642 , difficulty:  773840 , date:  "2015-06-25 03:26:21" },
  { height:  532643 , difficulty:  774571 , date:  "2015-06-25 03:29:18" },
  { height:  532644 , difficulty:  773966 , date:  "2015-06-25 03:29:53" },
  { height:  532645 , difficulty:  774339 , date:  "2015-06-25 03:29:59" },
  { height:  532646 , difficulty:  775030 , date:  "2015-06-25 03:30:05" },
  { height:  532647 , difficulty:  776610 , date:  "2015-06-25 03:31:36" },
  { height:  532648 , difficulty:  779183 , date:  "2015-06-25 03:31:41" },
  { height:  532649 , difficulty:  779556 , date:  "2015-06-25 03:33:00" },
  { height:  532650 , difficulty:  777297 , date:  "2015-06-25 03:33:01" },
  { height:  532651 , difficulty:  776751 , date:  "2015-06-25 03:33:16" },
  { height:  532652 , difficulty:  778401 , date:  "2015-06-25 03:33:43" },
  { height:  532653 , difficulty:  777801 , date:  "2015-06-25 03:35:03" },
  { height:  532654 , difficulty:  776682 , date:  "2015-06-25 03:36:40" },
  { height:  532655 , difficulty:  775856 , date:  "2015-06-25 03:37:48" },
  { height:  532656 , difficulty:  777047 , date:  "2015-06-25 03:37:55" },
  { height:  532657 , difficulty:  776000 , date:  "2015-06-25 03:38:29" },
  { height:  532658 , difficulty:  775208 , date:  "2015-06-25 03:40:21" },
  { height:  532659 , difficulty:  773569 , date:  "2015-06-25 03:42:05" },
  { height:  532660 , difficulty:  770863 , date:  "2015-06-25 03:42:18" },
  { height:  532661 , difficulty:  771340 , date:  "2015-06-25 03:43:03" },
  { height:  532662 , difficulty:  771567 , date:  "2015-06-25 03:43:43" },
  { height:  532663 , difficulty:  772818 , date:  "2015-06-25 03:44:45" },
  { height:  532664 , difficulty:  771286 , date:  "2015-06-25 03:46:40" },
  { height:  532665 , difficulty:  772813 , date:  "2015-06-25 03:46:47" },
  { height:  532666 , difficulty:  773899 , date:  "2015-06-25 03:47:35" },
  { height:  532667 , difficulty:  777609 , date:  "2015-06-25 03:49:08" },
  { height:  532668 , difficulty:  774774 , date:  "2015-06-25 03:50:03" },
  { height:  532669 , difficulty:  773532 , date:  "2015-06-25 03:50:10" },
  { height:  532670 , difficulty:  773823 , date:  "2015-06-25 03:50:44" },
  { height:  532671 , difficulty:  774433 , date:  "2015-06-25 03:51:29" },
  { height:  532672 , difficulty:  773004 , date:  "2015-06-25 03:52:40" },
  { height:  532673 , difficulty:  772628 , date:  "2015-06-25 03:53:07" },
  { height:  532674 , difficulty:  772982 , date:  "2015-06-25 03:53:09" },
  { height:  532675 , difficulty:  772399 , date:  "2015-06-25 03:53:11" },
  { height:  532676 , difficulty:  774591 , date:  "2015-06-25 03:54:21" },
  { height:  532677 , difficulty:  774646 , date:  "2015-06-25 03:54:59" },
  { height:  532678 , difficulty:  774970 , date:  "2015-06-25 03:59:43" },
  { height:  532679 , difficulty:  770945 , date:  "2015-06-25 03:59:50" },
  { height:  532680 , difficulty:  771047 , date:  "2015-06-25 04:00:18" },
  { height:  532681 , difficulty:  769982 , date:  "2015-06-25 04:01:04" },
  { height:  532682 , difficulty:  771847 , date:  "2015-06-25 04:01:09" },
  { height:  532683 , difficulty:  770537 , date:  "2015-06-25 04:01:11" },
  { height:  532684 , difficulty:  770794 , date:  "2015-06-25 04:05:01" },
  { height:  532685 , difficulty:  775490 , date:  "2015-06-25 04:06:27" },
  { height:  532686 , difficulty:  776313 , date:  "2015-06-25 04:06:47" },
  { height:  532687 , difficulty:  772838 , date:  "2015-06-25 04:07:13" },
  { height:  532688 , difficulty:  772702 , date:  "2015-06-25 04:07:41" },
  { height:  532689 , difficulty:  772263 , date:  "2015-06-25 04:08:11" },
  { height:  532690 , difficulty:  772043 , date:  "2015-06-25 04:08:11" },
  { height:  532691 , difficulty:  772216 , date:  "2015-06-25 04:08:47" },
  { height:  532692 , difficulty:  771045 , date:  "2015-06-25 04:10:52" },
  { height:  532693 , difficulty:  767953 , date:  "2015-06-25 04:11:36" },
  { height:  532694 , difficulty:  767540 , date:  "2015-06-25 04:12:20" },
  { height:  532695 , difficulty:  766284 , date:  "2015-06-25 04:12:28" },
  { height:  532696 , difficulty:  766619 , date:  "2015-06-25 04:13:19" },
  { height:  532697 , difficulty:  766428 , date:  "2015-06-25 04:14:00" },
  { height:  532698 , difficulty:  764271 , date:  "2015-06-25 04:15:14" },
  { height:  532699 , difficulty:  763642 , date:  "2015-06-25 04:18:37" },
  { height:  532700 , difficulty:  762085 , date:  "2015-06-25 04:21:11" },
  { height:  532701 , difficulty:  761947 , date:  "2015-06-25 04:23:29" },
  { height:  532702 , difficulty:  761892 , date:  "2015-06-25 04:24:42" },
  { height:  532703 , difficulty:  762544 , date:  "2015-06-25 04:25:02" },
  { height:  532704 , difficulty:  764825 , date:  "2015-06-25 04:26:49" },
  { height:  532705 , difficulty:  765009 , date:  "2015-06-25 04:27:35" },
  { height:  532706 , difficulty:  767129 , date:  "2015-06-25 04:28:17" },
  { height:  532707 , difficulty:  767931 , date:  "2015-06-25 04:29:18" },
  { height:  532708 , difficulty:  768190 , date:  "2015-06-25 04:29:46" },
  { height:  532709 , difficulty:  761657 , date:  "2015-06-25 04:30:13" },
  { height:  532710 , difficulty:  762403 , date:  "2015-06-25 04:31:01" },
  { height:  532711 , difficulty:  764640 , date:  "2015-06-25 04:31:10" },
  { height:  532712 , difficulty:  765883 , date:  "2015-06-25 04:33:53" },
  { height:  532713 , difficulty:  762708 , date:  "2015-06-25 04:34:07" },
  { height:  532714 , difficulty:  765628 , date:  "2015-06-25 04:34:20" },
  { height:  532715 , difficulty:  767924 , date:  "2015-06-25 04:36:37" },
  { height:  532716 , difficulty:  764551 , date:  "2015-06-25 04:37:26" },
  { height:  532717 , difficulty:  769436 , date:  "2015-06-25 04:38:03" },
  { height:  532718 , difficulty:  769702 , date:  "2015-06-25 04:38:41" },
  { height:  532719 , difficulty:  766020 , date:  "2015-06-25 04:38:49" },
  { height:  532720 , difficulty:  765392 , date:  "2015-06-25 04:39:34" },
  { height:  532721 , difficulty:  766369 , date:  "2015-06-25 04:39:37" },
  { height:  532722 , difficulty:  766372 , date:  "2015-06-25 04:43:29" },
  { height:  532723 , difficulty:  766397 , date:  "2015-06-25 04:44:47" },
  { height:  532724 , difficulty:  766518 , date:  "2015-06-25 04:44:51" },
  { height:  532725 , difficulty:  765230 , date:  "2015-06-25 04:44:57" },
  { height:  532726 , difficulty:  765543 , date:  "2015-06-25 04:45:09" },
  { height:  532727 , difficulty:  767398 , date:  "2015-06-25 04:48:36" },
  { height:  532728 , difficulty:  767541 , date:  "2015-06-25 04:48:43" },
  { height:  532729 , difficulty:  766010 , date:  "2015-06-25 04:49:05" },
  { height:  532730 , difficulty:  767080 , date:  "2015-06-25 04:49:10" },
  { height:  532731 , difficulty:  766389 , date:  "2015-06-25 04:52:29" },
  { height:  532732 , difficulty:  766395 , date:  "2015-06-25 04:52:30" },
  { height:  532733 , difficulty:  766073 , date:  "2015-06-25 04:53:18" },
  { height:  532734 , difficulty:  763806 , date:  "2015-06-25 04:53:48" },
  { height:  532735 , difficulty:  762258 , date:  "2015-06-25 04:57:30" },
  { height:  532736 , difficulty:  762344 , date:  "2015-06-25 05:02:53" },
  { height:  532737 , difficulty:  762045 , date:  "2015-06-25 05:02:53" },
  { height:  532738 , difficulty:  763529 , date:  "2015-06-25 05:03:30" },
  { height:  532739 , difficulty:  762371 , date:  "2015-06-25 05:05:05" },
  { height:  532740 , difficulty:  760656 , date:  "2015-06-25 05:05:29" },
  { height:  532741 , difficulty:  761168 , date:  "2015-06-25 05:05:33" },
  { height:  532742 , difficulty:  762626 , date:  "2015-06-25 05:06:46" },
  { height:  532743 , difficulty:  764250 , date:  "2015-06-25 05:08:41" },
  { height:  532744 , difficulty:  763650 , date:  "2015-06-25 05:08:46" },
  { height:  532745 , difficulty:  765586 , date:  "2015-06-25 05:10:53" },
  { height:  532746 , difficulty:  766058 , date:  "2015-06-25 05:10:59" },
  { height:  532747 , difficulty:  765209 , date:  "2015-06-25 05:11:32" },
  { height:  532748 , difficulty:  766172 , date:  "2015-06-25 05:11:53" },
  { height:  532749 , difficulty:  766811 , date:  "2015-06-25 05:14:30" },
  { height:  532750 , difficulty:  767474 , date:  "2015-06-25 05:14:31" },
  { height:  532751 , difficulty:  769879 , date:  "2015-06-25 05:14:39" },
  { height:  532752 , difficulty:  769438 , date:  "2015-06-25 05:15:54" },
  { height:  532753 , difficulty:  770352 , date:  "2015-06-25 05:16:03" },
  { height:  532754 , difficulty:  764704 , date:  "2015-06-25 05:17:47" },
  { height:  532755 , difficulty:  766872 , date:  "2015-06-25 05:19:30" },
  { height:  532756 , difficulty:  766443 , date:  "2015-06-25 05:19:34" },
  { height:  532757 , difficulty:  768943 , date:  "2015-06-25 05:21:45" },
  { height:  532758 , difficulty:  769058 , date:  "2015-06-25 05:21:51" },
  { height:  532759 , difficulty:  769475 , date:  "2015-06-25 05:22:44" },
  { height:  532760 , difficulty:  766244 , date:  "2015-06-25 05:26:20" },
  { height:  532761 , difficulty:  767434 , date:  "2015-06-25 05:27:42" },
  { height:  532762 , difficulty:  768520 , date:  "2015-06-25 05:29:12" },
  { height:  532763 , difficulty:  768119 , date:  "2015-06-25 05:29:16" },
  { height:  532764 , difficulty:  768392 , date:  "2015-06-25 05:30:23" },
  { height:  532765 , difficulty:  768686 , date:  "2015-06-25 05:30:37" },
  { height:  532766 , difficulty:  770374 , date:  "2015-06-25 05:33:48" },
  { height:  532767 , difficulty:  769818 , date:  "2015-06-25 05:33:50" },
  { height:  532768 , difficulty:  767234 , date:  "2015-06-25 05:34:32" },
  { height:  532769 , difficulty:  766908 , date:  "2015-06-25 05:34:36" },
  { height:  532770 , difficulty:  767706 , date:  "2015-06-25 05:35:02" },
  { height:  532771 , difficulty:  769745 , date:  "2015-06-25 05:36:31" },
  { height:  532772 , difficulty:  769174 , date:  "2015-06-25 05:36:34" },
  { height:  532773 , difficulty:  770783 , date:  "2015-06-25 05:36:50" },
  { height:  532774 , difficulty:  769270 , date:  "2015-06-25 05:37:22" },
  { height:  532775 , difficulty:  765232 , date:  "2015-06-25 05:37:36" },
  { height:  532776 , difficulty:  762854 , date:  "2015-06-25 05:38:33" },
  { height:  532777 , difficulty:  762110 , date:  "2015-06-25 05:39:03" },
  { height:  532778 , difficulty:  761496 , date:  "2015-06-25 05:39:55" },
  { height:  532779 , difficulty:  761247 , date:  "2015-06-25 05:42:24" },
  { height:  532780 , difficulty:  759920 , date:  "2015-06-25 05:43:18" },
  { height:  532781 , difficulty:  759086 , date:  "2015-06-25 05:43:27" },
  { height:  532782 , difficulty:  758386 , date:  "2015-06-25 05:45:32" },
  { height:  532783 , difficulty:  758726 , date:  "2015-06-25 05:46:10" },
  { height:  532784 , difficulty:  758304 , date:  "2015-06-25 05:46:48" },
  { height:  532785 , difficulty:  758060 , date:  "2015-06-25 05:47:03" },
  { height:  532786 , difficulty:  757966 , date:  "2015-06-25 05:47:17" },
  { height:  532787 , difficulty:  757901 , date:  "2015-06-25 05:51:26" },
  { height:  532788 , difficulty:  754764 , date:  "2015-06-25 05:51:30" },
  { height:  532789 , difficulty:  755844 , date:  "2015-06-25 05:52:09" },
  { height:  532790 , difficulty:  756958 , date:  "2015-06-25 05:52:30" },
  { height:  532791 , difficulty:  755514 , date:  "2015-06-25 05:52:59" },
  { height:  532792 , difficulty:  754635 , date:  "2015-06-25 05:53:26" },
  { height:  532793 , difficulty:  754372 , date:  "2015-06-25 05:54:27" },
  { height:  532794 , difficulty:  754759 , date:  "2015-06-25 05:56:54" },
  { height:  532795 , difficulty:  757807 , date:  "2015-06-25 06:02:39" },
  { height:  532796 , difficulty:  756964 , date:  "2015-06-25 06:02:45" },
  { height:  532797 , difficulty:  757870 , date:  "2015-06-25 06:03:35" },
  { height:  532798 , difficulty:  754743 , date:  "2015-06-25 06:04:04" },
  { height:  532799 , difficulty:  753869 , date:  "2015-06-25 06:05:13" },
  { height:  532800 , difficulty:  754162 , date:  "2015-06-25 06:07:03" },
  { height:  532801 , difficulty:  755520 , date:  "2015-06-25 06:07:04" },
  { height:  532802 , difficulty:  755370 , date:  "2015-06-25 06:07:44" },
  { height:  532803 , difficulty:  751561 , date:  "2015-06-25 06:08:23" },
  { height:  532804 , difficulty:  754497 , date:  "2015-06-25 06:09:00" },
  { height:  532805 , difficulty:  754161 , date:  "2015-06-25 06:09:00" },
  { height:  532806 , difficulty:  754581 , date:  "2015-06-25 06:09:39" },
  { height:  532807 , difficulty:  751132 , date:  "2015-06-25 06:10:02" },
  { height:  532808 , difficulty:  752917 , date:  "2015-06-25 06:10:56" },
  { height:  532809 , difficulty:  753478 , date:  "2015-06-25 06:15:15" },
  { height:  532810 , difficulty:  752991 , date:  "2015-06-25 06:15:18" },
  { height:  532811 , difficulty:  749957 , date:  "2015-06-25 06:16:04" },
  { height:  532812 , difficulty:  744926 , date:  "2015-06-25 06:18:19" },
  { height:  532813 , difficulty:  745876 , date:  "2015-06-25 06:19:03" },
  { height:  532814 , difficulty:  745467 , date:  "2015-06-25 06:20:29" },
  { height:  532815 , difficulty:  745706 , date:  "2015-06-25 06:20:59" },
  { height:  532816 , difficulty:  745329 , date:  "2015-06-25 06:21:04" },
  { height:  532817 , difficulty:  745484 , date:  "2015-06-25 06:21:50" },
  { height:  532818 , difficulty:  744420 , date:  "2015-06-25 06:23:13" },
  { height:  532819 , difficulty:  742456 , date:  "2015-06-25 06:23:15" },
  { height:  532820 , difficulty:  743488 , date:  "2015-06-25 06:23:56" },
  { height:  532821 , difficulty:  741132 , date:  "2015-06-25 06:25:28" },
  { height:  532822 , difficulty:  741540 , date:  "2015-06-25 06:25:36" },
  { height:  532823 , difficulty:  742389 , date:  "2015-06-25 06:25:44" },
  { height:  532824 , difficulty:  742656 , date:  "2015-06-25 06:25:52" },
  { height:  532825 , difficulty:  742260 , date:  "2015-06-25 06:26:21" },
  { height:  532826 , difficulty:  743260 , date:  "2015-06-25 06:26:24" },
  { height:  532827 , difficulty:  743722 , date:  "2015-06-25 06:26:38" },
  { height:  532828 , difficulty:  742283 , date:  "2015-06-25 06:26:51" },
  { height:  532829 , difficulty:  743537 , date:  "2015-06-25 06:27:02" },
  { height:  532830 , difficulty:  743002 , date:  "2015-06-25 06:28:05" },
  { height:  532831 , difficulty:  741968 , date:  "2015-06-25 06:28:40" },
  { height:  532832 , difficulty:  743212 , date:  "2015-06-25 06:28:42" },
  { height:  532833 , difficulty:  742666 , date:  "2015-06-25 06:30:01" },
  { height:  532834 , difficulty:  742868 , date:  "2015-06-25 06:30:06" },
  { height:  532835 , difficulty:  743233 , date:  "2015-06-25 06:30:08" },
  { height:  532836 , difficulty:  738968 , date:  "2015-06-25 06:31:57" },
  { height:  532837 , difficulty:  737952 , date:  "2015-06-25 06:32:10" },
  { height:  532838 , difficulty:  736758 , date:  "2015-06-25 06:32:19" },
  { height:  532839 , difficulty:  738190 , date:  "2015-06-25 06:33:22" },
  { height:  532840 , difficulty:  737013 , date:  "2015-06-25 06:33:29" },
  { height:  532841 , difficulty:  736912 , date:  "2015-06-25 06:34:01" },
  { height:  532842 , difficulty:  733236 , date:  "2015-06-25 06:38:16" },
  { height:  532843 , difficulty:  734439 , date:  "2015-06-25 06:38:18" },
  { height:  532844 , difficulty:  734159 , date:  "2015-06-25 06:40:05" },
  { height:  532845 , difficulty:  735850 , date:  "2015-06-25 06:40:49" },
  { height:  532846 , difficulty:  737474 , date:  "2015-06-25 06:41:10" },
  { height:  532847 , difficulty:  737849 , date:  "2015-06-25 06:42:16" },
  { height:  532848 , difficulty:  739760 , date:  "2015-06-25 06:43:33" },
  { height:  532849 , difficulty:  739661 , date:  "2015-06-25 06:44:47" },
  { height:  532850 , difficulty:  739980 , date:  "2015-06-25 06:44:55" },
  { height:  532851 , difficulty:  741332 , date:  "2015-06-25 06:47:38" },
  { height:  532852 , difficulty:  740573 , date:  "2015-06-25 06:48:05" },
  { height:  532853 , difficulty:  740858 , date:  "2015-06-25 06:48:10" },
  { height:  532854 , difficulty:  740011 , date:  "2015-06-25 06:48:11" },
  { height:  532855 , difficulty:  738428 , date:  "2015-06-25 06:48:53" },
  { height:  532856 , difficulty:  740644 , date:  "2015-06-25 06:51:35" },
  { height:  532857 , difficulty:  741664 , date:  "2015-06-25 06:51:40" },
  { height:  532858 , difficulty:  740412 , date:  "2015-06-25 06:52:24" },
  { height:  532859 , difficulty:  740048 , date:  "2015-06-25 06:53:27" },
  { height:  532860 , difficulty:  740985 , date:  "2015-06-25 06:54:22" },
  { height:  532861 , difficulty:  740973 , date:  "2015-06-25 06:54:27" },
  { height:  532862 , difficulty:  741224 , date:  "2015-06-25 06:56:14" },
  { height:  532863 , difficulty:  740389 , date:  "2015-06-25 06:56:37" },
  { height:  532864 , difficulty:  740770 , date:  "2015-06-25 06:57:29" },
  { height:  532865 , difficulty:  741146 , date:  "2015-06-25 06:57:35" },
  { height:  532866 , difficulty:  742934 , date:  "2015-06-25 06:57:41" },
  { height:  532867 , difficulty:  743697 , date:  "2015-06-25 06:57:47" },
  { height:  532868 , difficulty:  743206 , date:  "2015-06-25 07:02:22" },
  { height:  532869 , difficulty:  744577 , date:  "2015-06-25 07:02:25" },
  { height:  532870 , difficulty:  742209 , date:  "2015-06-25 07:02:29" },
  { height:  532871 , difficulty:  736181 , date:  "2015-06-25 07:03:12" },
  { height:  532872 , difficulty:  736280 , date:  "2015-06-25 07:03:17" },
  { height:  532873 , difficulty:  739490 , date:  "2015-06-25 07:05:50" },
  { height:  532874 , difficulty:  748374 , date:  "2015-06-25 07:10:05" },
  { height:  532875 , difficulty:  747389 , date:  "2015-06-25 07:10:06" },
  { height:  532876 , difficulty:  746103 , date:  "2015-06-25 07:10:18" },
  { height:  532877 , difficulty:  746350 , date:  "2015-06-25 07:10:25" },
  { height:  532878 , difficulty:  745925 , date:  "2015-06-25 07:10:30" },
  { height:  532879 , difficulty:  746696 , date:  "2015-06-25 07:11:38" },
  { height:  532880 , difficulty:  746048 , date:  "2015-06-25 07:11:55" },
  { height:  532881 , difficulty:  746152 , date:  "2015-06-25 07:12:03" },
  { height:  532882 , difficulty:  745504 , date:  "2015-06-25 07:12:25" },
  { height:  532883 , difficulty:  745437 , date:  "2015-06-25 07:13:44" },
  { height:  532884 , difficulty:  744949 , date:  "2015-06-25 07:14:06" },
  { height:  532885 , difficulty:  744018 , date:  "2015-06-25 07:15:24" },
  { height:  532886 , difficulty:  744932 , date:  "2015-06-25 07:15:29" },
  { height:  532887 , difficulty:  747497 , date:  "2015-06-25 07:16:05" },
  { height:  532888 , difficulty:  744797 , date:  "2015-06-25 07:18:58" },
  { height:  532889 , difficulty:  748297 , date:  "2015-06-25 07:19:37" },
  { height:  532890 , difficulty:  746670 , date:  "2015-06-25 07:20:14" },
  { height:  532891 , difficulty:  746580 , date:  "2015-06-25 07:21:52" },
  { height:  532892 , difficulty:  747449 , date:  "2015-06-25 07:22:05" },
  { height:  532893 , difficulty:  746518 , date:  "2015-06-25 07:22:33" },
  { height:  532894 , difficulty:  749576 , date:  "2015-06-25 07:23:00" },
  { height:  532895 , difficulty:  750441 , date:  "2015-06-25 07:23:18" },
  { height:  532896 , difficulty:  749844 , date:  "2015-06-25 07:23:26" },
  { height:  532897 , difficulty:  748832 , date:  "2015-06-25 07:24:48" },
  { height:  532898 , difficulty:  748742 , date:  "2015-06-25 07:24:50" },
  { height:  532899 , difficulty:  750115 , date:  "2015-06-25 07:25:40" },
  { height:  532900 , difficulty:  752735 , date:  "2015-06-25 07:25:51" },
  { height:  532901 , difficulty:  752936 , date:  "2015-06-25 07:27:10" },
  { height:  532902 , difficulty:  753805 , date:  "2015-06-25 07:27:28" },
  { height:  532903 , difficulty:  753469 , date:  "2015-06-25 07:27:39" },
  { height:  532904 , difficulty:  753359 , date:  "2015-06-25 07:28:17" },
  { height:  532905 , difficulty:  753999 , date:  "2015-06-25 07:28:52" },
  { height:  532906 , difficulty:  752665 , date:  "2015-06-25 07:29:09" },
  { height:  532907 , difficulty:  752576 , date:  "2015-06-25 07:29:42" },
  { height:  532908 , difficulty:  752574 , date:  "2015-06-25 07:32:01" },
  { height:  532909 , difficulty:  752470 , date:  "2015-06-25 07:32:02" },
  { height:  532910 , difficulty:  752863 , date:  "2015-06-25 07:32:12" },
  { height:  532911 , difficulty:  754673 , date:  "2015-06-25 07:32:36" },
  { height:  532912 , difficulty:  752459 , date:  "2015-06-25 07:33:38" },
  { height:  532913 , difficulty:  752428 , date:  "2015-06-25 07:34:42" },
  { height:  532914 , difficulty:  755414 , date:  "2015-06-25 07:36:58" },
  { height:  532915 , difficulty:  755720 , date:  "2015-06-25 07:37:25" },
  { height:  532916 , difficulty:  755731 , date:  "2015-06-25 07:37:28" },
  { height:  532917 , difficulty:  755802 , date:  "2015-06-25 07:39:50" },
  { height:  532918 , difficulty:  751530 , date:  "2015-06-25 07:42:27" },
  { height:  532919 , difficulty:  751422 , date:  "2015-06-25 07:42:32" },
  { height:  532920 , difficulty:  752870 , date:  "2015-06-25 07:43:20" },
  { height:  532921 , difficulty:  752765 , date:  "2015-06-25 07:43:37" },
  { height:  532922 , difficulty:  752331 , date:  "2015-06-25 07:43:42" },
  { height:  532923 , difficulty:  752608 , date:  "2015-06-25 07:43:48" },
  { height:  532924 , difficulty:  751543 , date:  "2015-06-25 07:45:43" },
  { height:  532925 , difficulty:  750639 , date:  "2015-06-25 07:46:05" },
  { height:  532926 , difficulty:  753235 , date:  "2015-06-25 07:46:25" },
  { height:  532927 , difficulty:  749929 , date:  "2015-06-25 07:46:29" },
  { height:  532928 , difficulty:  749482 , date:  "2015-06-25 07:46:38" },
  { height:  532929 , difficulty:  750899 , date:  "2015-06-25 07:46:47" },
  { height:  532930 , difficulty:  753589 , date:  "2015-06-25 07:46:59" },
  { height:  532931 , difficulty:  753977 , date:  "2015-06-25 07:50:13" },
  { height:  532932 , difficulty:  750653 , date:  "2015-06-25 07:50:53" },
  { height:  532933 , difficulty:  753455 , date:  "2015-06-25 07:51:04" },
  { height:  532934 , difficulty:  753015 , date:  "2015-06-25 07:52:41" },
  { height:  532935 , difficulty:  751805 , date:  "2015-06-25 07:53:00" },
  { height:  532936 , difficulty:  755493 , date:  "2015-06-25 07:53:01" },
  { height:  532937 , difficulty:  756980 , date:  "2015-06-25 07:53:23" },
  { height:  532938 , difficulty:  764775 , date:  "2015-06-25 07:55:05" },
  { height:  532939 , difficulty:  766067 , date:  "2015-06-25 07:58:45" },
  { height:  532940 , difficulty:  769808 , date:  "2015-06-25 07:59:11" },
  { height:  532941 , difficulty:  777899 , date:  "2015-06-25 08:02:38" },
  { height:  532942 , difficulty:  777793 , date:  "2015-06-25 08:02:50" },
  { height:  532943 , difficulty:  777689 , date:  "2015-06-25 08:03:15" },
  { height:  532944 , difficulty:  772224 , date:  "2015-06-25 08:03:38" },
  { height:  532945 , difficulty:  772193 , date:  "2015-06-25 08:06:08" },
  { height:  532946 , difficulty:  774311 , date:  "2015-06-25 08:06:55" },
  { height:  532947 , difficulty:  774950 , date:  "2015-06-25 08:08:28" },
  { height:  532948 , difficulty:  776075 , date:  "2015-06-25 08:09:25" },
  { height:  532949 , difficulty:  774582 , date:  "2015-06-25 08:10:59" },
  { height:  532950 , difficulty:  769063 , date:  "2015-06-25 08:11:45" },
  { height:  532951 , difficulty:  769232 , date:  "2015-06-25 08:12:00" },
  { height:  532952 , difficulty:  769291 , date:  "2015-06-25 08:12:36" },
  { height:  532953 , difficulty:  769215 , date:  "2015-06-25 08:12:58" },
  { height:  532954 , difficulty:  769118 , date:  "2015-06-25 08:13:04" },
  { height:  532955 , difficulty:  769039 , date:  "2015-06-25 08:14:01" },
  { height:  532956 , difficulty:  768677 , date:  "2015-06-25 08:15:35" },
  { height:  532957 , difficulty:  768678 , date:  "2015-06-25 08:16:08" },
  { height:  532958 , difficulty:  768331 , date:  "2015-06-25 08:16:13" },
  { height:  532959 , difficulty:  766920 , date:  "2015-06-25 08:17:13" },
  { height:  532960 , difficulty:  766550 , date:  "2015-06-25 08:18:39" },
  { height:  532961 , difficulty:  765797 , date:  "2015-06-25 08:19:51" },
  { height:  532962 , difficulty:  767033 , date:  "2015-06-25 08:19:55" },
  { height:  532963 , difficulty:  770542 , date:  "2015-06-25 08:20:01" },
  { height:  532964 , difficulty:  768344 , date:  "2015-06-25 08:22:13" },
  { height:  532965 , difficulty:  767859 , date:  "2015-06-25 08:25:35" },
  { height:  532966 , difficulty:  768324 , date:  "2015-06-25 08:28:37" },
  { height:  532967 , difficulty:  770027 , date:  "2015-06-25 08:30:49" },
  { height:  532968 , difficulty:  769836 , date:  "2015-06-25 08:31:46" },
  { height:  532969 , difficulty:  769898 , date:  "2015-06-25 08:31:48" },
  { height:  532970 , difficulty:  770147 , date:  "2015-06-25 08:34:03" },
  { height:  532971 , difficulty:  776517 , date:  "2015-06-25 08:34:07" },
  { height:  532972 , difficulty:  778018 , date:  "2015-06-25 08:34:53" },
  { height:  532973 , difficulty:  776272 , date:  "2015-06-25 08:38:29" },
  { height:  532974 , difficulty:  778477 , date:  "2015-06-25 08:38:30" },
  { height:  532975 , difficulty:  779201 , date:  "2015-06-25 08:39:03" },
  { height:  532976 , difficulty:  778995 , date:  "2015-06-25 08:39:45" },
  { height:  532977 , difficulty:  778456 , date:  "2015-06-25 08:41:46" },
  { height:  532978 , difficulty:  779437 , date:  "2015-06-25 08:42:17" },
  { height:  532979 , difficulty:  784430 , date:  "2015-06-25 08:43:08" },
  { height:  532980 , difficulty:  783771 , date:  "2015-06-25 08:44:40" },
  { height:  532981 , difficulty:  783206 , date:  "2015-06-25 08:44:43" },
  { height:  532982 , difficulty:  785580 , date:  "2015-06-25 08:46:27" },
  { height:  532983 , difficulty:  785620 , date:  "2015-06-25 08:47:06" },
  { height:  532984 , difficulty:  783011 , date:  "2015-06-25 08:47:55" },
  { height:  532985 , difficulty:  784871 , date:  "2015-06-25 08:49:18" },
  { height:  532986 , difficulty:  788935 , date:  "2015-06-25 08:52:31" },
  { height:  532987 , difficulty:  788809 , date:  "2015-06-25 08:52:55" },
  { height:  532988 , difficulty:  787628 , date:  "2015-06-25 08:53:35" },
  { height:  532989 , difficulty:  787567 , date:  "2015-06-25 08:55:58" },
  { height:  532990 , difficulty:  785059 , date:  "2015-06-25 08:59:12" },
  { height:  532991 , difficulty:  788107 , date:  "2015-06-25 08:59:18" },
  { height:  532992 , difficulty:  794068 , date:  "2015-06-25 09:01:39" },
  { height:  532993 , difficulty:  791211 , date:  "2015-06-25 09:08:52" },
  { height:  532994 , difficulty:  792531 , date:  "2015-06-25 09:08:57" },
  { height:  532995 , difficulty:  793113 , date:  "2015-06-25 09:09:18" },
  { height:  532996 , difficulty:  794237 , date:  "2015-06-25 09:09:19" },
  { height:  532997 , difficulty:  794691 , date:  "2015-06-25 09:10:08" },
  { height:  532998 , difficulty:  794631 , date:  "2015-06-25 09:10:27" },
  { height:  532999 , difficulty:  795506 , date:  "2015-06-25 09:11:16" },
  { height:  533000 , difficulty:  794260 , date:  "2015-06-25 09:12:23" },
  { height:  533001 , difficulty:  795429 , date:  "2015-06-25 09:12:28" },
  { height:  533002 , difficulty:  795701 , date:  "2015-06-25 09:15:59" },
  { height:  533003 , difficulty:  796551 , date:  "2015-06-25 09:17:12" },
  { height:  533004 , difficulty:  796391 , date:  "2015-06-25 09:17:17" },
  { height:  533005 , difficulty:  796727 , date:  "2015-06-25 09:19:52" },
  { height:  533006 , difficulty:  797237 , date:  "2015-06-25 09:22:44" },
  { height:  533007 , difficulty:  793382 , date:  "2015-06-25 09:25:53" },
  { height:  533008 , difficulty:  793205 , date:  "2015-06-25 09:28:02" },
  { height:  533009 , difficulty:  794917 , date:  "2015-06-25 09:28:08" },
  { height:  533010 , difficulty:  792749 , date:  "2015-06-25 09:29:29" },
  { height:  533011 , difficulty:  792896 , date:  "2015-06-25 09:29:43" },
  { height:  533012 , difficulty:  799247 , date:  "2015-06-25 09:51:22" },
  { height:  533013 , difficulty:  799770 , date:  "2015-06-25 09:51:24" },
  { height:  533014 , difficulty:  797666 , date:  "2015-06-25 09:52:47" },
  { height:  533015 , difficulty:  793832 , date:  "2015-06-25 09:53:40" },
  { height:  533016 , difficulty:  793562 , date:  "2015-06-25 09:54:19" },
  { height:  533017 , difficulty:  789144 , date:  "2015-06-25 09:55:16" },
  { height:  533018 , difficulty:  790397 , date:  "2015-06-25 09:57:37" },
  { height:  533019 , difficulty:  790213 , date:  "2015-06-25 09:57:43" },
  { height:  533020 , difficulty:  790089 , date:  "2015-06-25 09:58:40" },
  { height:  533021 , difficulty:  789734 , date:  "2015-06-25 10:02:50" },
  { height:  533022 , difficulty:  788809 , date:  "2015-06-25 10:03:00" },
  { height:  533023 , difficulty:  791172 , date:  "2015-06-25 10:03:33" },
  { height:  533024 , difficulty:  790250 , date:  "2015-06-25 10:04:23" },
  { height:  533025 , difficulty:  791701 , date:  "2015-06-25 10:04:25" },
  { height:  533026 , difficulty:  790834 , date:  "2015-06-25 10:06:44" },
  { height:  533027 , difficulty:  791879 , date:  "2015-06-25 10:10:08" },
  { height:  533028 , difficulty:  791350 , date:  "2015-06-25 10:10:11" },
  { height:  533029 , difficulty:  795569 , date:  "2015-06-25 10:10:23" },
  { height:  533030 , difficulty:  798587 , date:  "2015-06-25 10:11:31" },
  { height:  533031 , difficulty:  797321 , date:  "2015-06-25 10:13:39" },
  { height:  533032 , difficulty:  796542 , date:  "2015-06-25 10:15:54" },
  { height:  533033 , difficulty:  796318 , date:  "2015-06-25 10:16:02" },
  { height:  533034 , difficulty:  796372 , date:  "2015-06-25 10:16:31" },
  { height:  533035 , difficulty:  800602 , date:  "2015-06-25 10:16:49" },
  { height:  533036 , difficulty:  800366 , date:  "2015-06-25 10:18:21" },
  { height:  533037 , difficulty:  798715 , date:  "2015-06-25 10:19:29" },
  { height:  533038 , difficulty:  800833 , date:  "2015-06-25 10:19:30" },
  { height:  533039 , difficulty:  803879 , date:  "2015-06-25 10:19:43" },
  { height:  533040 , difficulty:  800782 , date:  "2015-06-25 10:20:18" },
  { height:  533041 , difficulty:  796259 , date:  "2015-06-25 10:22:36" },
  { height:  533042 , difficulty:  792874 , date:  "2015-06-25 10:22:40" },
  { height:  533043 , difficulty:  792730 , date:  "2015-06-25 10:23:03" },
  { height:  533044 , difficulty:  792835 , date:  "2015-06-25 10:23:24" },
  { height:  533045 , difficulty:  792917 , date:  "2015-06-25 10:23:36" },
  { height:  533046 , difficulty:  790805 , date:  "2015-06-25 10:25:50" },
  { height:  533047 , difficulty:  790971 , date:  "2015-06-25 10:27:24" },
  { height:  533048 , difficulty:  791695 , date:  "2015-06-25 10:28:16" },
  { height:  533049 , difficulty:  787020 , date:  "2015-06-25 10:29:00" },
  { height:  533050 , difficulty:  787191 , date:  "2015-06-25 10:29:30" },
  { height:  533051 , difficulty:  789768 , date:  "2015-06-25 10:30:06" },
  { height:  533052 , difficulty:  790212 , date:  "2015-06-25 10:30:12" },
  { height:  533053 , difficulty:  792661 , date:  "2015-06-25 10:30:46" },
  { height:  533054 , difficulty:  792112 , date:  "2015-06-25 10:30:55" },
  { height:  533055 , difficulty:  791810 , date:  "2015-06-25 10:32:42" },
  { height:  533056 , difficulty:  792314 , date:  "2015-06-25 10:33:59" },
  { height:  533057 , difficulty:  792885 , date:  "2015-06-25 10:34:56" },
  { height:  533058 , difficulty:  790995 , date:  "2015-06-25 10:35:36" },
  { height:  533059 , difficulty:  791228 , date:  "2015-06-25 10:36:48" },
  { height:  533060 , difficulty:  790970 , date:  "2015-06-25 10:36:51" },
  { height:  533061 , difficulty:  789408 , date:  "2015-06-25 10:37:51" },
  { height:  533062 , difficulty:  785089 , date:  "2015-06-25 10:39:47" },
  { height:  533063 , difficulty:  785001 , date:  "2015-06-25 10:40:31" },
  { height:  533064 , difficulty:  788416 , date:  "2015-06-25 10:40:37" },
  { height:  533065 , difficulty:  785388 , date:  "2015-06-25 10:41:55" },
  { height:  533066 , difficulty:  781369 , date:  "2015-06-25 10:42:01" },
  { height:  533067 , difficulty:  781759 , date:  "2015-06-25 10:42:59" },
  { height:  533068 , difficulty:  779608 , date:  "2015-06-25 10:43:11" },
  { height:  533069 , difficulty:  773854 , date:  "2015-06-25 10:44:24" },
  { height:  533070 , difficulty:  780876 , date:  "2015-06-25 10:45:43" },
  { height:  533071 , difficulty:  783150 , date:  "2015-06-25 10:46:17" },
  { height:  533072 , difficulty:  783336 , date:  "2015-06-25 10:47:15" },
  { height:  533073 , difficulty:  782892 , date:  "2015-06-25 10:48:08" },
  { height:  533074 , difficulty:  784817 , date:  "2015-06-25 10:48:14" },
  { height:  533075 , difficulty:  784304 , date:  "2015-06-25 10:48:42" },
  { height:  533076 , difficulty:  784176 , date:  "2015-06-25 10:50:47" },
  { height:  533077 , difficulty:  785818 , date:  "2015-06-25 10:56:52" },
  { height:  533078 , difficulty:  781881 , date:  "2015-06-25 10:56:59" },
  { height:  533079 , difficulty:  781289 , date:  "2015-06-25 10:57:02" },
  { height:  533080 , difficulty:  782851 , date:  "2015-06-25 11:00:27" },
  { height:  533081 , difficulty:  780059 , date:  "2015-06-25 11:00:42" },
  { height:  533082 , difficulty:  777801 , date:  "2015-06-25 11:05:01" },
  { height:  533083 , difficulty:  777452 , date:  "2015-06-25 11:05:56" },
  { height:  533084 , difficulty:  775090 , date:  "2015-06-25 11:06:06" },
  { height:  533085 , difficulty:  777957 , date:  "2015-06-25 11:06:44" },
  { height:  533086 , difficulty:  776367 , date:  "2015-06-25 11:06:50" },
  { height:  533087 , difficulty:  776330 , date:  "2015-06-25 11:09:10" },
  { height:  533088 , difficulty:  748873 , date:  "2015-06-25 11:09:31" },
  { height:  533089 , difficulty:  749273 , date:  "2015-06-25 11:10:02" },
  { height:  533090 , difficulty:  747716 , date:  "2015-06-25 11:10:07" },
  { height:  533091 , difficulty:  747386 , date:  "2015-06-25 11:10:59" },
  { height:  533092 , difficulty:  746811 , date:  "2015-06-25 11:11:24" },
  { height:  533093 , difficulty:  748006 , date:  "2015-06-25 11:12:06" },
  { height:  533094 , difficulty:  745236 , date:  "2015-06-25 11:12:14" },
  { height:  533095 , difficulty:  748354 , date:  "2015-06-25 11:12:16" },
  { height:  533096 , difficulty:  747787 , date:  "2015-06-25 11:12:54" },
  { height:  533097 , difficulty:  743658 , date:  "2015-06-25 11:13:53" },
  { height:  533098 , difficulty:  744558 , date:  "2015-06-25 11:14:55" },
  { height:  533099 , difficulty:  744250 , date:  "2015-06-25 11:15:03" },
  { height:  533100 , difficulty:  745629 , date:  "2015-06-25 11:15:16" },
  { height:  533101 , difficulty:  746590 , date:  "2015-06-25 11:15:57" },
  { height:  533102 , difficulty:  746304 , date:  "2015-06-25 11:15:58" },
  { height:  533103 , difficulty:  742649 , date:  "2015-06-25 11:17:03" },
  { height:  533104 , difficulty:  745036 , date:  "2015-06-25 11:17:08" },
  { height:  533105 , difficulty:  744943 , date:  "2015-06-25 11:17:36" },
  { height:  533106 , difficulty:  746528 , date:  "2015-06-25 11:19:09" },
  { height:  533107 , difficulty:  744811 , date:  "2015-06-25 11:19:10" },
  { height:  533108 , difficulty:  744927 , date:  "2015-06-25 11:21:25" },
  { height:  533109 , difficulty:  745082 , date:  "2015-06-25 11:21:43" },
  { height:  533110 , difficulty:  745297 , date:  "2015-06-25 11:22:11" },
  { height:  533111 , difficulty:  745907 , date:  "2015-06-25 11:22:59" },
  { height:  533112 , difficulty:  744603 , date:  "2015-06-25 11:24:02" },
  { height:  533113 , difficulty:  746245 , date:  "2015-06-25 11:24:19" },
  { height:  533114 , difficulty:  746653 , date:  "2015-06-25 11:26:07" },
  { height:  533115 , difficulty:  749880 , date:  "2015-06-25 11:28:47" },
  { height:  533116 , difficulty:  750704 , date:  "2015-06-25 11:30:02" },
  { height:  533117 , difficulty:  748047 , date:  "2015-06-25 11:32:49" },
  { height:  533118 , difficulty:  750347 , date:  "2015-06-25 11:35:19" },
  { height:  533119 , difficulty:  750220 , date:  "2015-06-25 11:35:46" },
  { height:  533120 , difficulty:  749928 , date:  "2015-06-25 11:35:49" },
  { height:  533121 , difficulty:  751261 , date:  "2015-06-25 11:36:13" },
  { height:  533122 , difficulty:  748969 , date:  "2015-06-25 11:36:58" },
  { height:  533123 , difficulty:  747344 , date:  "2015-06-25 11:37:34" },
  { height:  533124 , difficulty:  747904 , date:  "2015-06-25 11:38:00" },
  { height:  533125 , difficulty:  748190 , date:  "2015-06-25 11:39:53" },
  { height:  533126 , difficulty:  749954 , date:  "2015-06-25 11:40:01" },
  { height:  533127 , difficulty:  749383 , date:  "2015-06-25 11:42:38" },
  { height:  533128 , difficulty:  749494 , date:  "2015-06-25 11:44:44" },
  { height:  533129 , difficulty:  750498 , date:  "2015-06-25 11:50:41" },
  { height:  533130 , difficulty:  751462 , date:  "2015-06-25 11:50:46" },
  { height:  533131 , difficulty:  750487 , date:  "2015-06-25 11:51:03" },
  { height:  533132 , difficulty:  749107 , date:  "2015-06-25 11:51:49" },
  { height:  533133 , difficulty:  749351 , date:  "2015-06-25 11:52:19" },
  { height:  533134 , difficulty:  750575 , date:  "2015-06-25 11:55:49" },
  { height:  533135 , difficulty:  749378 , date:  "2015-06-25 11:56:03" },
  { height:  533136 , difficulty:  750748 , date:  "2015-06-25 11:56:18" },
  { height:  533137 , difficulty:  750654 , date:  "2015-06-25 11:57:27" },
  { height:  533138 , difficulty:  749155 , date:  "2015-06-25 11:57:49" },
  { height:  533139 , difficulty:  751102 , date:  "2015-06-25 11:59:10" },
  { height:  533140 , difficulty:  752238 , date:  "2015-06-25 12:01:00" },
  { height:  533141 , difficulty:  752649 , date:  "2015-06-25 12:01:12" },
  { height:  533142 , difficulty:  752637 , date:  "2015-06-25 12:01:21" },
  { height:  533143 , difficulty:  753164 , date:  "2015-06-25 12:03:27" },
  { height:  533144 , difficulty:  753896 , date:  "2015-06-25 12:03:46" },
  { height:  533145 , difficulty:  756955 , date:  "2015-06-25 12:04:46" },
  { height:  533146 , difficulty:  757016 , date:  "2015-06-25 12:05:14" },
  { height:  533147 , difficulty:  757146 , date:  "2015-06-25 12:05:37" },
  { height:  533148 , difficulty:  756168 , date:  "2015-06-25 12:05:58" },
  { height:  533149 , difficulty:  757154 , date:  "2015-06-25 12:06:14" },
  { height:  533150 , difficulty:  757247 , date:  "2015-06-25 12:07:00" },
  { height:  533151 , difficulty:  757401 , date:  "2015-06-25 12:08:15" },
  { height:  533152 , difficulty:  755006 , date:  "2015-06-25 12:09:05" },
  { height:  533153 , difficulty:  747868 , date:  "2015-06-25 12:09:11" },
  { height:  533154 , difficulty:  748726 , date:  "2015-06-25 12:09:15" },
  { height:  533155 , difficulty:  749074 , date:  "2015-06-25 12:10:30" },
  { height:  533156 , difficulty:  746024 , date:  "2015-06-25 12:10:33" },
  { height:  533157 , difficulty:  746631 , date:  "2015-06-25 12:10:45" },
  { height:  533158 , difficulty:  741543 , date:  "2015-06-25 12:11:05" },
  { height:  533159 , difficulty:  740855 , date:  "2015-06-25 12:11:55" },
  { height:  533160 , difficulty:  741401 , date:  "2015-06-25 12:12:38" },
  { height:  533161 , difficulty:  742277 , date:  "2015-06-25 12:14:25" },
  { height:  533162 , difficulty:  742408 , date:  "2015-06-25 12:16:01" },
  { height:  533163 , difficulty:  742277 , date:  "2015-06-25 12:17:28" },
  { height:  533164 , difficulty:  742098 , date:  "2015-06-25 12:17:41" },
  { height:  533165 , difficulty:  742782 , date:  "2015-06-25 12:18:07" },
  { height:  533166 , difficulty:  743624 , date:  "2015-06-25 12:18:19" },
  { height:  533167 , difficulty:  742948 , date:  "2015-06-25 12:19:17" },
  { height:  533168 , difficulty:  743258 , date:  "2015-06-25 12:20:28" },
  { height:  533169 , difficulty:  743453 , date:  "2015-06-25 12:23:22" },
  { height:  533170 , difficulty:  743902 , date:  "2015-06-25 12:23:25" },
  { height:  533171 , difficulty:  744703 , date:  "2015-06-25 12:24:58" },
  { height:  533172 , difficulty:  744473 , date:  "2015-06-25 12:25:48" },
  { height:  533173 , difficulty:  745712 , date:  "2015-06-25 12:32:19" },
  { height:  533174 , difficulty:  745009 , date:  "2015-06-25 12:33:31" },
  { height:  533175 , difficulty:  746589 , date:  "2015-06-25 12:33:44" },
  { height:  533176 , difficulty:  747448 , date:  "2015-06-25 12:37:00" },
  { height:  533177 , difficulty:  747469 , date:  "2015-06-25 12:37:09" },
  { height:  533178 , difficulty:  747553 , date:  "2015-06-25 12:38:12" },
  { height:  533179 , difficulty:  746697 , date:  "2015-06-25 12:38:20" },
  { height:  533180 , difficulty:  747720 , date:  "2015-06-25 12:39:10" },
  { height:  533181 , difficulty:  747843 , date:  "2015-06-25 12:39:27" },
  { height:  533182 , difficulty:  747627 , date:  "2015-06-25 12:40:07" },
  { height:  533183 , difficulty:  747674 , date:  "2015-06-25 12:41:07" },
  { height:  533184 , difficulty:  745568 , date:  "2015-06-25 12:41:07" },
  { height:  533185 , difficulty:  745331 , date:  "2015-06-25 12:41:19" },
  { height:  533186 , difficulty:  749841 , date:  "2015-06-25 12:41:30" },
  { height:  533187 , difficulty:  749298 , date:  "2015-06-25 12:42:10" },
  { height:  533188 , difficulty:  748366 , date:  "2015-06-25 12:42:51" },
  { height:  533189 , difficulty:  748606 , date:  "2015-06-25 12:43:40" },
  { height:  533190 , difficulty:  746789 , date:  "2015-06-25 12:44:02" },
  { height:  533191 , difficulty:  745091 , date:  "2015-06-25 12:44:39" },
  { height:  533192 , difficulty:  744425 , date:  "2015-06-25 12:44:58" },
  { height:  533193 , difficulty:  741664 , date:  "2015-06-25 12:45:22" },
  { height:  533194 , difficulty:  738770 , date:  "2015-06-25 12:45:27" },
  { height:  533195 , difficulty:  738472 , date:  "2015-06-25 12:45:55" },
  { height:  533196 , difficulty:  739188 , date:  "2015-06-25 12:46:43" },
  { height:  533197 , difficulty:  738972 , date:  "2015-06-25 12:47:07" },
  { height:  533198 , difficulty:  739509 , date:  "2015-06-25 12:47:12" },
  { height:  533199 , difficulty:  739167 , date:  "2015-06-25 12:48:45" },
  { height:  533200 , difficulty:  740617 , date:  "2015-06-25 12:48:59" },
  { height:  533201 , difficulty:  738417 , date:  "2015-06-25 12:49:12" },
  { height:  533202 , difficulty:  738334 , date:  "2015-06-25 12:49:17" },
  { height:  533203 , difficulty:  735302 , date:  "2015-06-25 12:50:14" },
  { height:  533204 , difficulty:  732920 , date:  "2015-06-25 12:51:02" },
  { height:  533205 , difficulty:  729218 , date:  "2015-06-25 12:51:04" },
  { height:  533206 , difficulty:  729510 , date:  "2015-06-25 12:51:21" },
  { height:  533207 , difficulty:  729588 , date:  "2015-06-25 12:54:13" },
  { height:  533208 , difficulty:  728866 , date:  "2015-06-25 12:54:20" },
  { height:  533209 , difficulty:  728380 , date:  "2015-06-25 12:56:39" },
  { height:  533210 , difficulty:  725720 , date:  "2015-06-25 12:57:37" },
  { height:  533211 , difficulty:  728821 , date:  "2015-06-25 12:57:43" },
  { height:  533212 , difficulty:  736016 , date:  "2015-06-25 12:58:26" },
  { height:  533213 , difficulty:  737185 , date:  "2015-06-25 12:59:07" },
  { height:  533214 , difficulty:  739250 , date:  "2015-06-25 13:04:10" },
  { height:  533215 , difficulty:  737703 , date:  "2015-06-25 13:04:46" },
  { height:  533216 , difficulty:  735711 , date:  "2015-06-25 13:09:26" },
  { height:  533217 , difficulty:  736232 , date:  "2015-06-25 13:09:33" },
  { height:  533218 , difficulty:  743945 , date:  "2015-06-25 13:09:42" },
  { height:  533219 , difficulty:  741463 , date:  "2015-06-25 13:10:16" },
  { height:  533220 , difficulty:  741212 , date:  "2015-06-25 13:10:27" },
  { height:  533221 , difficulty:  741735 , date:  "2015-06-25 13:10:37" },
  { height:  533222 , difficulty:  741377 , date:  "2015-06-25 13:14:05" },
  { height:  533223 , difficulty:  742204 , date:  "2015-06-25 13:14:23" },
  { height:  533224 , difficulty:  742023 , date:  "2015-06-25 13:15:11" },
  { height:  533225 , difficulty:  742949 , date:  "2015-06-25 13:15:39" },
  { height:  533226 , difficulty:  743112 , date:  "2015-06-25 13:16:40" },
  { height:  533227 , difficulty:  741667 , date:  "2015-06-25 13:18:38" },
  { height:  533228 , difficulty:  740862 , date:  "2015-06-25 13:18:51" },
  { height:  533229 , difficulty:  740946 , date:  "2015-06-25 13:22:00" },
  { height:  533230 , difficulty:  741092 , date:  "2015-06-25 13:24:08" },
  { height:  533231 , difficulty:  740360 , date:  "2015-06-25 13:26:03" },
  { height:  533232 , difficulty:  741003 , date:  "2015-06-25 13:29:23" },
  { height:  533233 , difficulty:  741028 , date:  "2015-06-25 13:30:15" },
  { height:  533234 , difficulty:  741106 , date:  "2015-06-25 13:30:19" },
  { height:  533235 , difficulty:  740222 , date:  "2015-06-25 13:30:53" },
  { height:  533236 , difficulty:  743124 , date:  "2015-06-25 13:31:08" },
  { height:  533237 , difficulty:  741735 , date:  "2015-06-25 13:31:54" },
  { height:  533238 , difficulty:  742757 , date:  "2015-06-25 13:34:43" },
  { height:  533239 , difficulty:  741093 , date:  "2015-06-25 13:35:58" },
  { height:  533240 , difficulty:  744326 , date:  "2015-06-25 13:37:56" },
  { height:  533241 , difficulty:  749201 , date:  "2015-06-25 13:38:29" },
  { height:  533242 , difficulty:  749898 , date:  "2015-06-25 13:40:30" },
  { height:  533243 , difficulty:  749365 , date:  "2015-06-25 13:42:08" },
  { height:  533244 , difficulty:  748324 , date:  "2015-06-25 13:42:20" },
  { height:  533245 , difficulty:  745922 , date:  "2015-06-25 13:42:25" },
  { height:  533246 , difficulty:  746259 , date:  "2015-06-25 13:43:00" },
  { height:  533247 , difficulty:  746253 , date:  "2015-06-25 13:43:11" },
  { height:  533248 , difficulty:  745620 , date:  "2015-06-25 13:43:30" },
  { height:  533249 , difficulty:  739947 , date:  "2015-06-25 13:44:11" },
  { height:  533250 , difficulty:  739762 , date:  "2015-06-25 13:44:30" },
  { height:  533251 , difficulty:  739582 , date:  "2015-06-25 13:44:57" },
  { height:  533252 , difficulty:  736963 , date:  "2015-06-25 13:44:56" },
  { height:  533253 , difficulty:  738354 , date:  "2015-06-25 13:45:11" },
  { height:  533254 , difficulty:  738357 , date:  "2015-06-25 13:46:09" },
  { height:  533255 , difficulty:  738575 , date:  "2015-06-25 13:46:34" },
  { height:  533256 , difficulty:  738516 , date:  "2015-06-25 13:46:39" },
  { height:  533257 , difficulty:  739767 , date:  "2015-06-25 13:46:52" },
  { height:  533258 , difficulty:  740984 , date:  "2015-06-25 13:48:05" },
  { height:  533259 , difficulty:  745891 , date:  "2015-06-25 13:48:23" },
  { height:  533260 , difficulty:  747364 , date:  "2015-06-25 13:48:28" },
  { height:  533261 , difficulty:  747271 , date:  "2015-06-25 13:50:14" },
  { height:  533262 , difficulty:  747166 , date:  "2015-06-25 13:51:05" },
  { height:  533263 , difficulty:  748323 , date:  "2015-06-25 13:51:11" },
  { height:  533264 , difficulty:  747782 , date:  "2015-06-25 13:51:26" },
  { height:  533265 , difficulty:  746817 , date:  "2015-06-25 13:54:57" },
  { height:  533266 , difficulty:  746539 , date:  "2015-06-25 13:55:06" },
  { height:  533267 , difficulty:  748436 , date:  "2015-06-25 13:55:59" },
  { height:  533268 , difficulty:  749215 , date:  "2015-06-25 13:58:37" },
  { height:  533269 , difficulty:  748866 , date:  "2015-06-25 14:01:23" },
  { height:  533270 , difficulty:  748876 , date:  "2015-06-25 14:01:25" },
  { height:  533271 , difficulty:  749927 , date:  "2015-06-25 14:04:20" },
  { height:  533272 , difficulty:  749706 , date:  "2015-06-25 14:04:21" },
  { height:  533273 , difficulty:  750407 , date:  "2015-06-25 14:05:28" },
  { height:  533274 , difficulty:  750928 , date:  "2015-06-25 14:06:17" },
  { height:  533275 , difficulty:  749969 , date:  "2015-06-25 14:07:03" },
  { height:  533276 , difficulty:  749950 , date:  "2015-06-25 14:07:04" },
  { height:  533277 , difficulty:  750028 , date:  "2015-06-25 14:07:23" },
  { height:  533278 , difficulty:  755063 , date:  "2015-06-25 14:07:42" },
  { height:  533279 , difficulty:  753994 , date:  "2015-06-25 14:08:20" },
  { height:  533280 , difficulty:  754124 , date:  "2015-06-25 14:11:03" },
  { height:  533281 , difficulty:  754190 , date:  "2015-06-25 14:11:36" },
  { height:  533282 , difficulty:  756065 , date:  "2015-06-25 14:12:29" },
  { height:  533283 , difficulty:  753264 , date:  "2015-06-25 14:12:31" },
  { height:  533284 , difficulty:  753626 , date:  "2015-06-25 14:14:48" },
  { height:  533285 , difficulty:  750868 , date:  "2015-06-25 14:14:54" },
  { height:  533286 , difficulty:  753950 , date:  "2015-06-25 14:16:24" },
  { height:  533287 , difficulty:  755000 , date:  "2015-06-25 14:16:30" },
  { height:  533288 , difficulty:  754620 , date:  "2015-06-25 14:16:54" },
  { height:  533289 , difficulty:  754599 , date:  "2015-06-25 14:17:09" },
  { height:  533290 , difficulty:  749939 , date:  "2015-06-25 14:18:35" },
  { height:  533291 , difficulty:  750373 , date:  "2015-06-25 14:20:01" },
  { height:  533292 , difficulty:  748423 , date:  "2015-06-25 14:20:07" },
  { height:  533293 , difficulty:  748788 , date:  "2015-06-25 14:22:37" },
  { height:  533294 , difficulty:  750432 , date:  "2015-06-25 14:22:45" },
  { height:  533295 , difficulty:  750101 , date:  "2015-06-25 14:23:00" },
  { height:  533296 , difficulty:  750386 , date:  "2015-06-25 14:23:21" },
  { height:  533297 , difficulty:  752298 , date:  "2015-06-25 14:25:27" },
  { height:  533298 , difficulty:  748976 , date:  "2015-06-25 14:25:46" },
  { height:  533299 , difficulty:  750242 , date:  "2015-06-25 14:26:28" },
  { height:  533300 , difficulty:  749670 , date:  "2015-06-25 14:26:32" },
  { height:  533301 , difficulty:  749206 , date:  "2015-06-25 14:26:39" },
  { height:  533302 , difficulty:  748436 , date:  "2015-06-25 14:30:31" },
  { height:  533303 , difficulty:  746193 , date:  "2015-06-25 14:30:37" },
  { height:  533304 , difficulty:  748907 , date:  "2015-06-25 14:33:23" },
  { height:  533305 , difficulty:  746009 , date:  "2015-06-25 14:34:00" },
  { height:  533306 , difficulty:  744018 , date:  "2015-06-25 14:36:38" },
  { height:  533307 , difficulty:  741674 , date:  "2015-06-25 14:36:43" },
  { height:  533308 , difficulty:  743797 , date:  "2015-06-25 14:36:48" },
  { height:  533309 , difficulty:  743841 , date:  "2015-06-25 14:37:07" },
  { height:  533310 , difficulty:  744392 , date:  "2015-06-25 14:38:08" },
  { height:  533311 , difficulty:  744469 , date:  "2015-06-25 14:38:16" },
  { height:  533312 , difficulty:  747279 , date:  "2015-06-25 14:38:19" },
  { height:  533313 , difficulty:  747017 , date:  "2015-06-25 14:39:43" },
  { height:  533314 , difficulty:  744642 , date:  "2015-06-25 14:40:38" },
  { height:  533315 , difficulty:  746403 , date:  "2015-06-25 14:40:43" },
  { height:  533316 , difficulty:  744742 , date:  "2015-06-25 14:42:31" },
  { height:  533317 , difficulty:  744864 , date:  "2015-06-25 14:42:48" },
  { height:  533318 , difficulty:  745961 , date:  "2015-06-25 14:42:57" },
  { height:  533319 , difficulty:  744642 , date:  "2015-06-25 14:42:59" },
  { height:  533320 , difficulty:  744478 , date:  "2015-06-25 14:43:12" },
  { height:  533321 , difficulty:  744450 , date:  "2015-06-25 14:46:54" },
  { height:  533322 , difficulty:  745537 , date:  "2015-06-25 14:53:13" },
  { height:  533323 , difficulty:  745361 , date:  "2015-06-25 14:53:33" },
  { height:  533324 , difficulty:  746527 , date:  "2015-06-25 14:54:19" },
  { height:  533325 , difficulty:  745651 , date:  "2015-06-25 14:54:21" },
  { height:  533326 , difficulty:  745509 , date:  "2015-06-25 14:55:37" },
  { height:  533327 , difficulty:  745466 , date:  "2015-06-25 14:57:51" },
  { height:  533328 , difficulty:  747009 , date:  "2015-06-25 14:58:07" },
  { height:  533329 , difficulty:  748644 , date:  "2015-06-25 14:59:40" },
  { height:  533330 , difficulty:  748787 , date:  "2015-06-25 14:59:57" },
  { height:  533331 , difficulty:  748355 , date:  "2015-06-25 15:00:09" },
  { height:  533332 , difficulty:  748888 , date:  "2015-06-25 15:00:33" },
  { height:  533333 , difficulty:  750867 , date:  "2015-06-25 15:02:43" },
  { height:  533334 , difficulty:  751453 , date:  "2015-06-25 15:03:33" },
  { height:  533335 , difficulty:  751309 , date:  "2015-06-25 15:03:34" },
  { height:  533336 , difficulty:  752096 , date:  "2015-06-25 15:04:37" },
  { height:  533337 , difficulty:  750692 , date:  "2015-06-25 15:05:39" },
  { height:  533338 , difficulty:  750877 , date:  "2015-06-25 15:05:42" },
  { height:  533339 , difficulty:  753096 , date:  "2015-06-25 15:05:44" },
  { height:  533340 , difficulty:  752888 , date:  "2015-06-25 15:06:04" },
  { height:  533341 , difficulty:  749476 , date:  "2015-06-25 15:06:40" },
  { height:  533342 , difficulty:  751156 , date:  "2015-06-25 15:08:27" },
  { height:  533343 , difficulty:  751154 , date:  "2015-06-25 15:11:11" },
  { height:  533344 , difficulty:  748007 , date:  "2015-06-25 15:11:16" },
  { height:  533345 , difficulty:  745271 , date:  "2015-06-25 15:11:22" },
  { height:  533346 , difficulty:  746105 , date:  "2015-06-25 15:15:37" },
  { height:  533347 , difficulty:  743953 , date:  "2015-06-25 15:15:39" },
  { height:  533348 , difficulty:  744443 , date:  "2015-06-25 15:15:42" },
  { height:  533349 , difficulty:  743089 , date:  "2015-06-25 15:19:55" },
  { height:  533350 , difficulty:  742105 , date:  "2015-06-25 15:20:00" },
  { height:  533351 , difficulty:  742549 , date:  "2015-06-25 15:24:38" },
  { height:  533352 , difficulty:  743257 , date:  "2015-06-25 15:28:40" },
  { height:  533353 , difficulty:  748618 , date:  "2015-06-25 15:29:26" },
  { height:  533354 , difficulty:  748345 , date:  "2015-06-25 15:29:57" },
  { height:  533355 , difficulty:  748112 , date:  "2015-06-25 15:30:02" },
  { height:  533356 , difficulty:  745695 , date:  "2015-06-25 15:30:22" },
  { height:  533357 , difficulty:  745096 , date:  "2015-06-25 15:30:24" },
  { height:  533358 , difficulty:  744036 , date:  "2015-06-25 15:30:28" },
  { height:  533359 , difficulty:  748661 , date:  "2015-06-25 15:31:32" },
  { height:  533360 , difficulty:  747579 , date:  "2015-06-25 15:35:05" },
  { height:  533361 , difficulty:  747824 , date:  "2015-06-25 15:35:20" },
  { height:  533362 , difficulty:  746484 , date:  "2015-06-25 15:40:52" },
  { height:  533363 , difficulty:  746904 , date:  "2015-06-25 15:40:58" },
  { height:  533364 , difficulty:  746998 , date:  "2015-06-25 15:41:01" },
  { height:  533365 , difficulty:  746663 , date:  "2015-06-25 15:41:57" },
  { height:  533366 , difficulty:  745606 , date:  "2015-06-25 15:43:06" },
  { height:  533367 , difficulty:  746368 , date:  "2015-06-25 15:43:26" },
  { height:  533368 , difficulty:  747112 , date:  "2015-06-25 15:44:08" },
  { height:  533369 , difficulty:  744919 , date:  "2015-06-25 15:45:06" },
  { height:  533370 , difficulty:  744893 , date:  "2015-06-25 15:45:45" },
  { height:  533371 , difficulty:  745599 , date:  "2015-06-25 15:46:00" },
  { height:  533372 , difficulty:  745980 , date:  "2015-06-25 15:46:51" },
  { height:  533373 , difficulty:  744901 , date:  "2015-06-25 15:49:39" },
  { height:  533374 , difficulty:  748639 , date:  "2015-06-25 15:50:06" },
  { height:  533375 , difficulty:  750929 , date:  "2015-06-25 15:50:13" },
  { height:  533376 , difficulty:  753689 , date:  "2015-06-25 15:51:14" },
  { height:  533377 , difficulty:  755045 , date:  "2015-06-25 15:52:17" },
  { height:  533378 , difficulty:  750616 , date:  "2015-06-25 15:52:21" },
  { height:  533379 , difficulty:  752678 , date:  "2015-06-25 15:52:37" },
  { height:  533380 , difficulty:  750166 , date:  "2015-06-25 15:52:56" },
  { height:  533381 , difficulty:  750235 , date:  "2015-06-25 15:53:38" },
  { height:  533382 , difficulty:  748198 , date:  "2015-06-25 15:53:46" },
  { height:  533383 , difficulty:  748627 , date:  "2015-06-25 15:55:06" },
  { height:  533384 , difficulty:  749050 , date:  "2015-06-25 15:56:16" },
  { height:  533385 , difficulty:  749617 , date:  "2015-06-25 15:57:01" },
  { height:  533386 , difficulty:  748513 , date:  "2015-06-25 15:57:30" },
  { height:  533387 , difficulty:  751677 , date:  "2015-06-25 15:58:12" },
  { height:  533388 , difficulty:  751880 , date:  "2015-06-25 15:58:20" },
  { height:  533389 , difficulty:  750379 , date:  "2015-06-25 15:58:28" },
  { height:  533390 , difficulty:  752039 , date:  "2015-06-25 15:58:43" },
  { height:  533391 , difficulty:  752923 , date:  "2015-06-25 16:00:59" },
  { height:  533392 , difficulty:  751408 , date:  "2015-06-25 16:01:05" },
  { height:  533393 , difficulty:  751802 , date:  "2015-06-25 16:02:56" },
  { height:  533394 , difficulty:  751748 , date:  "2015-06-25 16:03:55" },
  { height:  533395 , difficulty:  752607 , date:  "2015-06-25 16:04:00" },
  { height:  533396 , difficulty:  752362 , date:  "2015-06-25 16:05:00" },
  { height:  533397 , difficulty:  752534 , date:  "2015-06-25 16:07:32" },
  { height:  533398 , difficulty:  746295 , date:  "2015-06-25 16:07:35" },
  { height:  533399 , difficulty:  745933 , date:  "2015-06-25 16:09:23" },
  { height:  533400 , difficulty:  745086 , date:  "2015-06-25 16:09:44" },
  { height:  533401 , difficulty:  745258 , date:  "2015-06-25 16:09:47" },
  { height:  533402 , difficulty:  747902 , date:  "2015-06-25 16:10:59" },
  { height:  533403 , difficulty:  745267 , date:  "2015-06-25 16:11:10" },
  { height:  533404 , difficulty:  745358 , date:  "2015-06-25 16:11:50" },
  { height:  533405 , difficulty:  743537 , date:  "2015-06-25 16:13:38" },
  { height:  533406 , difficulty:  747221 , date:  "2015-06-25 16:13:40" },
  { height:  533407 , difficulty:  746966 , date:  "2015-06-25 16:14:26" },
  { height:  533408 , difficulty:  747430 , date:  "2015-06-25 16:15:23" },
  { height:  533409 , difficulty:  745363 , date:  "2015-06-25 16:16:49" },
  { height:  533410 , difficulty:  748870 , date:  "2015-06-25 16:17:56" },
  { height:  533411 , difficulty:  755543 , date:  "2015-06-25 16:18:34" },
  { height:  533412 , difficulty:  754208 , date:  "2015-06-25 16:22:19" },
  { height:  533413 , difficulty:  753665 , date:  "2015-06-25 16:23:38" },
  { height:  533414 , difficulty:  755570 , date:  "2015-06-25 16:23:44" },
  { height:  533415 , difficulty:  756018 , date:  "2015-06-25 16:26:10" },
  { height:  533416 , difficulty:  755669 , date:  "2015-06-25 16:26:26" },
  { height:  533417 , difficulty:  756424 , date:  "2015-06-25 16:26:34" },
  { height:  533418 , difficulty:  756570 , date:  "2015-06-25 16:27:31" },
  { height:  533419 , difficulty:  753221 , date:  "2015-06-25 16:27:43" },
  { height:  533420 , difficulty:  755743 , date:  "2015-06-25 16:27:55" },
  { height:  533421 , difficulty:  755708 , date:  "2015-06-25 16:28:15" },
  { height:  533422 , difficulty:  751048 , date:  "2015-06-25 16:28:17" },
  { height:  533423 , difficulty:  751405 , date:  "2015-06-25 16:28:28" },
  { height:  533424 , difficulty:  754576 , date:  "2015-06-25 16:31:08" },
  { height:  533425 , difficulty:  749301 , date:  "2015-06-25 16:31:11" },
  { height:  533426 , difficulty:  749317 , date:  "2015-06-25 16:33:46" },
  { height:  533427 , difficulty:  745108 , date:  "2015-06-25 16:34:24" },
  { height:  533428 , difficulty:  740340 , date:  "2015-06-25 16:34:47" },
  { height:  533429 , difficulty:  741484 , date:  "2015-06-25 16:35:36" },
  { height:  533430 , difficulty:  742911 , date:  "2015-06-25 16:37:23" },
  { height:  533431 , difficulty:  742861 , date:  "2015-06-25 16:39:01" },
  { height:  533432 , difficulty:  745081 , date:  "2015-06-25 16:39:24" },
  { height:  533433 , difficulty:  745123 , date:  "2015-06-25 16:39:45" },
  { height:  533434 , difficulty:  746083 , date:  "2015-06-25 16:39:47" },
  { height:  533435 , difficulty:  749177 , date:  "2015-06-25 16:39:57" },
  { height:  533436 , difficulty:  746451 , date:  "2015-06-25 16:40:43" },
  { height:  533437 , difficulty:  747956 , date:  "2015-06-25 16:41:11" },
  { height:  533438 , difficulty:  741235 , date:  "2015-06-25 16:41:26" },
  { height:  533439 , difficulty:  742434 , date:  "2015-06-25 16:41:59" },
  { height:  533440 , difficulty:  742622 , date:  "2015-06-25 16:45:28" },
  { height:  533441 , difficulty:  745330 , date:  "2015-06-25 16:45:42" },
  { height:  533442 , difficulty:  743924 , date:  "2015-06-25 16:48:12" },
  { height:  533443 , difficulty:  744338 , date:  "2015-06-25 16:48:25" },
  { height:  533444 , difficulty:  743532 , date:  "2015-06-25 16:51:44" },
  { height:  533445 , difficulty:  742845 , date:  "2015-06-25 16:51:50" },
  { height:  533446 , difficulty:  743820 , date:  "2015-06-25 16:53:01" },
  { height:  533447 , difficulty:  743537 , date:  "2015-06-25 16:53:52" },
  { height:  533448 , difficulty:  742786 , date:  "2015-06-25 16:53:54" },
  { height:  533449 , difficulty:  739996 , date:  "2015-06-25 16:56:20" },
  { height:  533450 , difficulty:  739707 , date:  "2015-06-25 16:58:16" },
  { height:  533451 , difficulty:  740696 , date:  "2015-06-25 16:59:00" },
  { height:  533452 , difficulty:  740057 , date:  "2015-06-25 16:59:49" },
  { height:  533453 , difficulty:  739825 , date:  "2015-06-25 17:00:25" },
  { height:  533454 , difficulty:  742738 , date:  "2015-06-25 17:00:59" },
  { height:  533455 , difficulty:  743499 , date:  "2015-06-25 17:01:00" },
  { height:  533456 , difficulty:  743281 , date:  "2015-06-25 17:01:03" },
  { height:  533457 , difficulty:  744958 , date:  "2015-06-25 17:03:32" },
  { height:  533458 , difficulty:  745554 , date:  "2015-06-25 17:06:16" },
  { height:  533459 , difficulty:  744680 , date:  "2015-06-25 17:06:46" },
  { height:  533460 , difficulty:  743545 , date:  "2015-06-25 17:07:11" },
  { height:  533461 , difficulty:  742901 , date:  "2015-06-25 17:08:01" },
  { height:  533462 , difficulty:  747380 , date:  "2015-06-25 17:13:11" },
  { height:  533463 , difficulty:  746595 , date:  "2015-06-25 17:13:19" },
  { height:  533464 , difficulty:  747224 , date:  "2015-06-25 17:13:40" },
  { height:  533465 , difficulty:  747481 , date:  "2015-06-25 17:14:30" },
  { height:  533466 , difficulty:  747763 , date:  "2015-06-25 17:15:56" },
  { height:  533467 , difficulty:  745524 , date:  "2015-06-25 17:16:57" },
  { height:  533468 , difficulty:  746646 , date:  "2015-06-25 17:17:36" },
  { height:  533469 , difficulty:  747380 , date:  "2015-06-25 17:17:43" },
  { height:  533470 , difficulty:  753295 , date:  "2015-06-25 17:18:57" },
  { height:  533471 , difficulty:  753309 , date:  "2015-06-25 17:19:03" },
  { height:  533472 , difficulty:  753091 , date:  "2015-06-25 17:19:56" },
  { height:  533473 , difficulty:  750529 , date:  "2015-06-25 17:25:12" },
  { height:  533474 , difficulty:  751887 , date:  "2015-06-25 17:25:15" },
  { height:  533475 , difficulty:  751915 , date:  "2015-06-25 17:25:34" },
  { height:  533476 , difficulty:  751482 , date:  "2015-06-25 17:25:47" },
  { height:  533477 , difficulty:  752235 , date:  "2015-06-25 17:29:24" },
  { height:  533478 , difficulty:  751542 , date:  "2015-06-25 17:29:36" },
  { height:  533479 , difficulty:  752067 , date:  "2015-06-25 17:30:58" },
  { height:  533480 , difficulty:  751221 , date:  "2015-06-25 17:33:05" },
  { height:  533481 , difficulty:  749773 , date:  "2015-06-25 17:34:43" },
  { height:  533482 , difficulty:  750201 , date:  "2015-06-25 17:35:13" },
  { height:  533483 , difficulty:  750357 , date:  "2015-06-25 17:35:16" },
  { height:  533484 , difficulty:  754556 , date:  "2015-06-25 17:36:33" },
  { height:  533485 , difficulty:  752808 , date:  "2015-06-25 17:39:29" },
  { height:  533486 , difficulty:  752368 , date:  "2015-06-25 17:40:03" },
  { height:  533487 , difficulty:  754412 , date:  "2015-06-25 17:40:40" },
  { height:  533488 , difficulty:  750654 , date:  "2015-06-25 17:43:45" },
  { height:  533489 , difficulty:  750813 , date:  "2015-06-25 17:43:48" },
  { height:  533490 , difficulty:  751327 , date:  "2015-06-25 17:44:09" },
  { height:  533491 , difficulty:  748427 , date:  "2015-06-25 17:45:29" },
  { height:  533492 , difficulty:  749063 , date:  "2015-06-25 17:46:34" },
  { height:  533493 , difficulty:  750635 , date:  "2015-06-25 17:50:40" },
  { height:  533494 , difficulty:  749519 , date:  "2015-06-25 17:50:42" },
  { height:  533495 , difficulty:  750135 , date:  "2015-06-25 17:51:49" },
  { height:  533496 , difficulty:  751820 , date:  "2015-06-25 17:52:19" },
  { height:  533497 , difficulty:  751594 , date:  "2015-06-25 17:54:22" },
  { height:  533498 , difficulty:  751733 , date:  "2015-06-25 17:55:09" },
  { height:  533499 , difficulty:  751685 , date:  "2015-06-25 17:55:14" },
  { height:  533500 , difficulty:  748992 , date:  "2015-06-25 17:55:48" },
  { height:  533501 , difficulty:  749002 , date:  "2015-06-25 17:55:51" },
  { height:  533502 , difficulty:  746112 , date:  "2015-06-25 17:56:03" },
  { height:  533503 , difficulty:  745605 , date:  "2015-06-25 17:57:28" },
  { height:  533504 , difficulty:  745354 , date:  "2015-06-25 17:57:55" },
  { height:  533505 , difficulty:  745638 , date:  "2015-06-25 17:58:04" },
  { height:  533506 , difficulty:  744170 , date:  "2015-06-25 17:58:34" },
  { height:  533507 , difficulty:  742218 , date:  "2015-06-25 17:58:36" },
  { height:  533508 , difficulty:  743359 , date:  "2015-06-25 17:59:04" },
  { height:  533509 , difficulty:  743037 , date:  "2015-06-25 17:59:07" },
  { height:  533510 , difficulty:  743042 , date:  "2015-06-25 17:59:54" },
  { height:  533511 , difficulty:  745075 , date:  "2015-06-25 18:00:28" },
  { height:  533512 , difficulty:  744416 , date:  "2015-06-25 18:01:33" },
  { height:  533513 , difficulty:  744047 , date:  "2015-06-25 18:01:37" },
  { height:  533514 , difficulty:  745031 , date:  "2015-06-25 18:02:41" },
  { height:  533515 , difficulty:  744509 , date:  "2015-06-25 18:03:22" },
  { height:  533516 , difficulty:  740927 , date:  "2015-06-25 18:03:55" },
  { height:  533517 , difficulty:  745846 , date:  "2015-06-25 18:04:40" },
  { height:  533518 , difficulty:  742845 , date:  "2015-06-25 18:06:28" },
  { height:  533519 , difficulty:  744775 , date:  "2015-06-25 18:07:21" },
  { height:  533520 , difficulty:  741638 , date:  "2015-06-25 18:08:27" },
  { height:  533521 , difficulty:  741951 , date:  "2015-06-25 18:11:21" },
  { height:  533522 , difficulty:  741859 , date:  "2015-06-25 18:12:01" },
  { height:  533523 , difficulty:  742392 , date:  "2015-06-25 18:14:15" },
  { height:  533524 , difficulty:  743860 , date:  "2015-06-25 18:14:18" },
  { height:  533525 , difficulty:  741062 , date:  "2015-06-25 18:14:35" },
  { height:  533526 , difficulty:  742010 , date:  "2015-06-25 18:14:34" },
  { height:  533527 , difficulty:  741666 , date:  "2015-06-25 18:15:23" },
  { height:  533528 , difficulty:  740775 , date:  "2015-06-25 18:16:16" },
  { height:  533529 , difficulty:  740069 , date:  "2015-06-25 18:17:52" },
  { height:  533530 , difficulty:  740237 , date:  "2015-06-25 18:17:52" },
  { height:  533531 , difficulty:  743501 , date:  "2015-06-25 18:21:16" },
  { height:  533532 , difficulty:  743545 , date:  "2015-06-25 18:21:21" },
  { height:  533533 , difficulty:  741423 , date:  "2015-06-25 18:21:58" },
  { height:  533534 , difficulty:  739395 , date:  "2015-06-25 18:22:00" },
  { height:  533535 , difficulty:  739904 , date:  "2015-06-25 18:22:43" },
  { height:  533536 , difficulty:  739506 , date:  "2015-06-25 18:23:11" },
  { height:  533537 , difficulty:  740657 , date:  "2015-06-25 18:23:37" },
  { height:  533538 , difficulty:  734922 , date:  "2015-06-25 18:25:38" },
  { height:  533539 , difficulty:  735807 , date:  "2015-06-25 18:25:54" },
  { height:  533540 , difficulty:  735518 , date:  "2015-06-25 18:28:11" },
  { height:  533541 , difficulty:  734651 , date:  "2015-06-25 18:30:03" },
  { height:  533542 , difficulty:  733073 , date:  "2015-06-25 18:30:10" },
  { height:  533543 , difficulty:  737331 , date:  "2015-06-25 18:31:23" },
  { height:  533544 , difficulty:  736615 , date:  "2015-06-25 18:33:59" },
  { height:  533545 , difficulty:  736564 , date:  "2015-06-25 18:34:17" },
  { height:  533546 , difficulty:  735974 , date:  "2015-06-25 18:34:22" },
  { height:  533547 , difficulty:  735981 , date:  "2015-06-25 18:34:27" },
  { height:  533548 , difficulty:  738001 , date:  "2015-06-25 18:38:35" },
  { height:  533549 , difficulty:  736785 , date:  "2015-06-25 18:38:36" },
  { height:  533550 , difficulty:  736752 , date:  "2015-06-25 18:40:24" },
  { height:  533551 , difficulty:  736622 , date:  "2015-06-25 18:40:27" },
  { height:  533552 , difficulty:  736511 , date:  "2015-06-25 18:40:41" },
  { height:  533553 , difficulty:  732316 , date:  "2015-06-25 18:40:46" },
  { height:  533554 , difficulty:  733430 , date:  "2015-06-25 18:40:49" },
  { height:  533555 , difficulty:  732156 , date:  "2015-06-25 18:41:51" },
  { height:  533556 , difficulty:  729826 , date:  "2015-06-25 18:41:54" },
  { height:  533557 , difficulty:  728347 , date:  "2015-06-25 18:42:02" },
  { height:  533558 , difficulty:  729312 , date:  "2015-06-25 18:44:00" },
  { height:  533559 , difficulty:  729693 , date:  "2015-06-25 18:44:32" },
  { height:  533560 , difficulty:  729729 , date:  "2015-06-25 18:44:41" },
  { height:  533561 , difficulty:  726409 , date:  "2015-06-25 18:46:01" },
  { height:  533562 , difficulty:  726456 , date:  "2015-06-25 18:46:02" },
  { height:  533563 , difficulty:  729120 , date:  "2015-06-25 18:46:23" },
  { height:  533564 , difficulty:  726281 , date:  "2015-06-25 18:47:11" },
  { height:  533565 , difficulty:  726947 , date:  "2015-06-25 18:48:05" },
  { height:  533566 , difficulty:  728454 , date:  "2015-06-25 18:48:22" },
  { height:  533567 , difficulty:  727151 , date:  "2015-06-25 18:49:01" },
  { height:  533568 , difficulty:  726436 , date:  "2015-06-25 18:49:07" },
  { height:  533569 , difficulty:  722214 , date:  "2015-06-25 18:49:48" },
  { height:  533570 , difficulty:  722519 , date:  "2015-06-25 18:53:12" },
  { height:  533571 , difficulty:  721389 , date:  "2015-06-25 18:53:20" },
  { height:  533572 , difficulty:  722390 , date:  "2015-06-25 18:55:03" },
  { height:  533573 , difficulty:  720081 , date:  "2015-06-25 18:55:27" },
  { height:  533574 , difficulty:  720140 , date:  "2015-06-25 18:57:15" },
  { height:  533575 , difficulty:  720253 , date:  "2015-06-25 18:57:17" },
  { height:  533576 , difficulty:  721106 , date:  "2015-06-25 18:58:00" },
  { height:  533577 , difficulty:  721385 , date:  "2015-06-25 18:59:42" },
  { height:  533578 , difficulty:  721354 , date:  "2015-06-25 18:59:45" },
  { height:  533579 , difficulty:  720444 , date:  "2015-06-25 19:01:00" },
  { height:  533580 , difficulty:  720583 , date:  "2015-06-25 19:01:11" },
  { height:  533581 , difficulty:  720725 , date:  "2015-06-25 19:01:13" },
  { height:  533582 , difficulty:  720769 , date:  "2015-06-25 19:03:14" },
  { height:  533583 , difficulty:  723379 , date:  "2015-06-25 19:03:32" },
  { height:  533584 , difficulty:  722845 , date:  "2015-06-25 19:04:15" },
  { height:  533585 , difficulty:  722964 , date:  "2015-06-25 19:04:41" },
  { height:  533586 , difficulty:  722503 , date:  "2015-06-25 19:05:33" },
  { height:  533587 , difficulty:  723030 , date:  "2015-06-25 19:05:34" },
  { height:  533588 , difficulty:  722998 , date:  "2015-06-25 19:06:23" },
  { height:  533589 , difficulty:  725526 , date:  "2015-06-25 19:06:31" },
  { height:  533590 , difficulty:  724793 , date:  "2015-06-25 19:08:19" },
  { height:  533591 , difficulty:  724042 , date:  "2015-06-25 19:08:21" },
  { height:  533592 , difficulty:  726126 , date:  "2015-06-25 19:08:42" },
  { height:  533593 , difficulty:  728295 , date:  "2015-06-25 19:09:58" },
  { height:  533594 , difficulty:  726277 , date:  "2015-06-25 19:12:18" },
  { height:  533595 , difficulty:  726167 , date:  "2015-06-25 19:14:27" },
  { height:  533596 , difficulty:  725200 , date:  "2015-06-25 19:15:29" },
  { height:  533597 , difficulty:  721929 , date:  "2015-06-25 19:16:10" },
  { height:  533598 , difficulty:  721261 , date:  "2015-06-25 19:17:19" },
  { height:  533599 , difficulty:  720883 , date:  "2015-06-25 19:17:24" },
  { height:  533600 , difficulty:  721236 , date:  "2015-06-25 19:18:07" },
  { height:  533601 , difficulty:  721293 , date:  "2015-06-25 19:18:43" },
  { height:  533602 , difficulty:  721338 , date:  "2015-06-25 19:18:45" },
  { height:  533603 , difficulty:  720580 , date:  "2015-06-25 19:20:36" },
  { height:  533604 , difficulty:  719724 , date:  "2015-06-25 19:26:17" },
  { height:  533605 , difficulty:  718105 , date:  "2015-06-25 19:26:33" },
  { height:  533606 , difficulty:  721783 , date:  "2015-06-25 19:27:14" },
  { height:  533607 , difficulty:  718642 , date:  "2015-06-25 19:27:21" },
  { height:  533608 , difficulty:  718740 , date:  "2015-06-25 19:30:15" },
  { height:  533609 , difficulty:  719864 , date:  "2015-06-25 19:30:52" },
  { height:  533610 , difficulty:  720168 , date:  "2015-06-25 19:30:58" },
  { height:  533611 , difficulty:  719343 , date:  "2015-06-25 19:36:20" },
  { height:  533612 , difficulty:  719201 , date:  "2015-06-25 19:37:29" },
  { height:  533613 , difficulty:  720612 , date:  "2015-06-25 19:37:44" },
  { height:  533614 , difficulty:  722459 , date:  "2015-06-25 19:38:24" },
  { height:  533615 , difficulty:  722597 , date:  "2015-06-25 19:38:33" },
  { height:  533616 , difficulty:  723877 , date:  "2015-06-25 19:41:54" },
  { height:  533617 , difficulty:  721885 , date:  "2015-06-25 19:42:15" },
  { height:  533618 , difficulty:  722159 , date:  "2015-06-25 19:42:23" },
  { height:  533619 , difficulty:  721145 , date:  "2015-06-25 19:43:47" },
  { height:  533620 , difficulty:  720973 , date:  "2015-06-25 19:43:57" },
  { height:  533621 , difficulty:  721468 , date:  "2015-06-25 19:44:10" },
  { height:  533622 , difficulty:  723097 , date:  "2015-06-25 19:45:26" },
  { height:  533623 , difficulty:  724035 , date:  "2015-06-25 19:45:36" },
  { height:  533624 , difficulty:  721016 , date:  "2015-06-25 19:50:27" },
  { height:  533625 , difficulty:  721827 , date:  "2015-06-25 19:50:33" },
  { height:  533626 , difficulty:  719995 , date:  "2015-06-25 19:52:57" },
  { height:  533627 , difficulty:  720574 , date:  "2015-06-25 19:54:00" },
  { height:  533628 , difficulty:  720675 , date:  "2015-06-25 19:54:54" },
  { height:  533629 , difficulty:  720635 , date:  "2015-06-25 19:54:56" },
  { height:  533630 , difficulty:  721613 , date:  "2015-06-25 19:55:02" },
  { height:  533631 , difficulty:  722169 , date:  "2015-06-25 19:55:55" },
  { height:  533632 , difficulty:  722684 , date:  "2015-06-25 19:57:06" },
  { height:  533633 , difficulty:  722563 , date:  "2015-06-25 19:58:25" },
  { height:  533634 , difficulty:  721388 , date:  "2015-06-25 20:01:43" },
  { height:  533635 , difficulty:  722367 , date:  "2015-06-25 20:02:39" },
  { height:  533636 , difficulty:  723523 , date:  "2015-06-25 20:04:31" },
  { height:  533637 , difficulty:  721994 , date:  "2015-06-25 20:05:23" },
  { height:  533638 , difficulty:  722020 , date:  "2015-06-25 20:05:30" },
  { height:  533639 , difficulty:  724097 , date:  "2015-06-25 20:07:52" },
  { height:  533640 , difficulty:  727020 , date:  "2015-06-25 20:07:56" },
  { height:  533641 , difficulty:  729457 , date:  "2015-06-25 20:08:02" },
  { height:  533642 , difficulty:  731654 , date:  "2015-06-25 20:08:41" },
  { height:  533643 , difficulty:  731940 , date:  "2015-06-25 20:10:38" },
  { height:  533644 , difficulty:  731791 , date:  "2015-06-25 20:11:45" },
  { height:  533645 , difficulty:  733575 , date:  "2015-06-25 20:12:01" },
  { height:  533646 , difficulty:  729538 , date:  "2015-06-25 20:13:02" },
  { height:  533647 , difficulty:  730193 , date:  "2015-06-25 20:13:27" },
  { height:  533648 , difficulty:  732336 , date:  "2015-06-25 20:14:57" },
  { height:  533649 , difficulty:  731787 , date:  "2015-06-25 20:15:55" },
  { height:  533650 , difficulty:  730211 , date:  "2015-06-25 20:15:58" },
  { height:  533651 , difficulty:  730905 , date:  "2015-06-25 20:17:45" },
  { height:  533652 , difficulty:  732353 , date:  "2015-06-25 20:17:59" },
  { height:  533653 , difficulty:  730856 , date:  "2015-06-25 20:18:28" },
  { height:  533654 , difficulty:  731702 , date:  "2015-06-25 20:18:33" },
  { height:  533655 , difficulty:  731935 , date:  "2015-06-25 20:19:00" },
  { height:  533656 , difficulty:  731675 , date:  "2015-06-25 20:19:04" },
  { height:  533657 , difficulty:  733593 , date:  "2015-06-25 20:19:34" },
  { height:  533658 , difficulty:  731861 , date:  "2015-06-25 20:21:35" },
  { height:  533659 , difficulty:  732378 , date:  "2015-06-25 20:21:59" },
  { height:  533660 , difficulty:  733071 , date:  "2015-06-25 20:22:07" },
  { height:  533661 , difficulty:  736296 , date:  "2015-06-25 20:25:36" },
  { height:  533662 , difficulty:  735627 , date:  "2015-06-25 20:25:41" },
  { height:  533663 , difficulty:  736303 , date:  "2015-06-25 20:26:29" },
  { height:  533664 , difficulty:  738087 , date:  "2015-06-25 20:26:43" },
  { height:  533665 , difficulty:  741757 , date:  "2015-06-25 20:27:16" },
  { height:  533666 , difficulty:  739582 , date:  "2015-06-25 20:28:11" },
  { height:  533667 , difficulty:  742291 , date:  "2015-06-25 20:31:55" },
  { height:  533668 , difficulty:  750680 , date:  "2015-06-25 20:31:59" },
  { height:  533669 , difficulty:  749095 , date:  "2015-06-25 20:32:56" },
  { height:  533670 , difficulty:  746520 , date:  "2015-06-25 20:34:17" },
  { height:  533671 , difficulty:  743776 , date:  "2015-06-25 20:34:25" },
  { height:  533672 , difficulty:  743395 , date:  "2015-06-25 20:37:50" },
  { height:  533673 , difficulty:  742825 , date:  "2015-06-25 20:39:14" },
  { height:  533674 , difficulty:  742294 , date:  "2015-06-25 20:39:28" },
  { height:  533675 , difficulty:  743440 , date:  "2015-06-25 20:39:32" },
  { height:  533676 , difficulty:  742540 , date:  "2015-06-25 20:41:34" },
  { height:  533677 , difficulty:  746010 , date:  "2015-06-25 20:41:54" },
  { height:  533678 , difficulty:  747353 , date:  "2015-06-25 20:42:25" },
  { height:  533679 , difficulty:  745039 , date:  "2015-06-25 20:43:29" },
  { height:  533680 , difficulty:  741103 , date:  "2015-06-25 20:43:33" },
  { height:  533681 , difficulty:  744163 , date:  "2015-06-25 20:43:47" },
  { height:  533682 , difficulty:  747096 , date:  "2015-06-25 20:44:01" },
  { height:  533683 , difficulty:  749507 , date:  "2015-06-25 20:46:05" },
  { height:  533684 , difficulty:  745895 , date:  "2015-06-25 20:46:12" },
  { height:  533685 , difficulty:  746683 , date:  "2015-06-25 20:46:26" },
  { height:  533686 , difficulty:  746728 , date:  "2015-06-25 20:46:53" },
  { height:  533687 , difficulty:  767377 , date:  "2015-06-25 20:47:55" },
  { height:  533688 , difficulty:  765778 , date:  "2015-06-25 20:48:20" },
  { height:  533689 , difficulty:  767130 , date:  "2015-06-25 20:50:58" },
  { height:  533690 , difficulty:  767292 , date:  "2015-06-25 20:52:31" },
  { height:  533691 , difficulty:  767827 , date:  "2015-06-25 20:52:38" },
  { height:  533692 , difficulty:  764575 , date:  "2015-06-25 20:52:53" },
  { height:  533693 , difficulty:  767073 , date:  "2015-06-25 20:54:09" },
  { height:  533694 , difficulty:  766913 , date:  "2015-06-25 20:54:37" },
  { height:  533695 , difficulty:  766205 , date:  "2015-06-25 20:54:34" },
  { height:  533696 , difficulty:  771361 , date:  "2015-06-25 20:57:36" },
  { height:  533697 , difficulty:  771179 , date:  "2015-06-25 20:57:54" },
  { height:  533698 , difficulty:  770112 , date:  "2015-06-25 20:58:33" },
  { height:  533699 , difficulty:  770881 , date:  "2015-06-25 20:58:50" },
  { height:  533700 , difficulty:  764425 , date:  "2015-06-25 21:00:24" },
  { height:  533701 , difficulty:  767209 , date:  "2015-06-25 21:00:26" },
  { height:  533702 , difficulty:  768402 , date:  "2015-06-25 21:00:52" },
  { height:  533703 , difficulty:  766965 , date:  "2015-06-25 21:01:03" },
  { height:  533704 , difficulty:  765918 , date:  "2015-06-25 21:01:28" },
  { height:  533705 , difficulty:  767228 , date:  "2015-06-25 21:03:16" },
  { height:  533706 , difficulty:  769781 , date:  "2015-06-25 21:06:02" },
  { height:  533707 , difficulty:  771467 , date:  "2015-06-25 21:06:05" },
  { height:  533708 , difficulty:  769946 , date:  "2015-06-25 21:06:31" },
  { height:  533709 , difficulty:  768717 , date:  "2015-06-25 21:08:50" },
  { height:  533710 , difficulty:  764639 , date:  "2015-06-25 21:08:53" },
  { height:  533711 , difficulty:  765290 , date:  "2015-06-25 21:11:13" },
  { height:  533712 , difficulty:  764202 , date:  "2015-06-25 21:11:18" },
  { height:  533713 , difficulty:  762959 , date:  "2015-06-25 21:12:06" },
  { height:  533714 , difficulty:  762950 , date:  "2015-06-25 21:13:56" },
  { height:  533715 , difficulty:  760504 , date:  "2015-06-25 21:14:15" },
  { height:  533716 , difficulty:  763287 , date:  "2015-06-25 21:14:33" },
  { height:  533717 , difficulty:  763135 , date:  "2015-06-25 21:14:39" },
  { height:  533718 , difficulty:  762683 , date:  "2015-06-25 21:17:49" },
  { height:  533719 , difficulty:  760502 , date:  "2015-06-25 21:18:59" },
  { height:  533720 , difficulty:  759212 , date:  "2015-06-25 21:19:43" },
  { height:  533721 , difficulty:  761662 , date:  "2015-06-25 21:21:11" },
  { height:  533722 , difficulty:  762272 , date:  "2015-06-25 21:22:53" },
  { height:  533723 , difficulty:  762753 , date:  "2015-06-25 21:23:17" },
  { height:  533724 , difficulty:  761662 , date:  "2015-06-25 21:23:18" },
  { height:  533725 , difficulty:  760961 , date:  "2015-06-25 21:24:04" },
  { height:  533726 , difficulty:  761574 , date:  "2015-06-25 21:24:05" },
  { height:  533727 , difficulty:  759291 , date:  "2015-06-25 21:24:09" },
  { height:  533728 , difficulty:  759620 , date:  "2015-06-25 21:25:14" },
  { height:  533729 , difficulty:  759084 , date:  "2015-06-25 21:25:22" },
  { height:  533730 , difficulty:  761185 , date:  "2015-06-25 21:25:39" },
  { height:  533731 , difficulty:  762166 , date:  "2015-06-25 21:25:57" },
  { height:  533732 , difficulty:  763213 , date:  "2015-06-25 21:26:07" },
  { height:  533733 , difficulty:  763333 , date:  "2015-06-25 21:28:07" },
  { height:  533734 , difficulty:  762165 , date:  "2015-06-25 21:28:55" },
  { height:  533735 , difficulty:  761609 , date:  "2015-06-25 21:29:36" },
  { height:  533736 , difficulty:  762643 , date:  "2015-06-25 21:33:44" },
  { height:  533737 , difficulty:  760541 , date:  "2015-06-25 21:35:07" },
  { height:  533738 , difficulty:  761302 , date:  "2015-06-25 21:37:05" },
  { height:  533739 , difficulty:  760303 , date:  "2015-06-25 21:37:27" },
  { height:  533740 , difficulty:  761609 , date:  "2015-06-25 21:38:03" },
  { height:  533741 , difficulty:  760956 , date:  "2015-06-25 21:38:38" },
  { height:  533742 , difficulty:  760949 , date:  "2015-06-25 21:40:38" },
  { height:  533743 , difficulty:  756319 , date:  "2015-06-25 21:40:49" },
  { height:  533744 , difficulty:  757759 , date:  "2015-06-25 21:43:25" },
  { height:  533745 , difficulty:  758178 , date:  "2015-06-25 21:43:43" },
  { height:  533746 , difficulty:  757106 , date:  "2015-06-25 21:44:55" },
  { height:  533747 , difficulty:  758113 , date:  "2015-06-25 21:45:39" },
  { height:  533748 , difficulty:  754789 , date:  "2015-06-25 21:45:51" },
  { height:  533749 , difficulty:  753058 , date:  "2015-06-25 21:45:55" },
  { height:  533750 , difficulty:  753284 , date:  "2015-06-25 21:59:24" },
  { height:  533751 , difficulty:  755796 , date:  "2015-06-25 22:04:09" },
  { height:  533752 , difficulty:  760957 , date:  "2015-06-25 22:04:50" },
  { height:  533753 , difficulty:  760613 , date:  "2015-06-25 22:10:30" },
  { height:  533754 , difficulty:  759949 , date:  "2015-06-25 22:16:54" },
  { height:  533755 , difficulty:  762947 , date:  "2015-06-25 22:19:17" },
  { height:  533756 , difficulty:  763120 , date:  "2015-06-25 22:19:33" },
  { height:  533757 , difficulty:  768446 , date:  "2015-06-25 22:23:22" },
  { height:  533758 , difficulty:  769302 , date:  "2015-06-25 22:24:43" },
  { height:  533759 , difficulty:  766738 , date:  "2015-06-25 22:25:00" },
  { height:  533760 , difficulty:  767366 , date:  "2015-06-25 22:25:07" },
  { height:  533761 , difficulty:  767138 , date:  "2015-06-25 22:25:33" },
  { height:  533762 , difficulty:  769588 , date:  "2015-06-25 22:25:42" },
  { height:  533763 , difficulty:  768711 , date:  "2015-06-25 22:26:43" },
  { height:  533764 , difficulty:  768872 , date:  "2015-06-25 22:26:49" },
  { height:  533765 , difficulty:  765530 , date:  "2015-06-25 22:27:01" },
  { height:  533766 , difficulty:  764665 , date:  "2015-06-25 22:27:07" },
  { height:  533767 , difficulty:  765096 , date:  "2015-06-25 22:28:05" },
  { height:  533768 , difficulty:  765717 , date:  "2015-06-25 22:28:49" },
  { height:  533769 , difficulty:  764263 , date:  "2015-06-25 22:29:01" },
  { height:  533770 , difficulty:  763792 , date:  "2015-06-25 22:31:08" },
  { height:  533771 , difficulty:  764590 , date:  "2015-06-25 22:32:13" },
  { height:  533772 , difficulty:  762017 , date:  "2015-06-25 22:32:28" },
  { height:  533773 , difficulty:  763022 , date:  "2015-06-25 22:35:20" },
  { height:  533774 , difficulty:  762390 , date:  "2015-06-25 22:35:23" },
  { height:  533775 , difficulty:  762346 , date:  "2015-06-25 22:35:33" },
  { height:  533776 , difficulty:  761225 , date:  "2015-06-25 22:35:34" },
  { height:  533777 , difficulty:  761239 , date:  "2015-06-25 22:36:15" },
  { height:  533778 , difficulty:  762131 , date:  "2015-06-25 22:36:49" },
  { height:  533779 , difficulty:  762038 , date:  "2015-06-25 22:37:07" },
  { height:  533780 , difficulty:  762139 , date:  "2015-06-25 22:37:57" },
  { height:  533781 , difficulty:  761848 , date:  "2015-06-25 22:38:03" },
  { height:  533782 , difficulty:  758321 , date:  "2015-06-25 22:38:12" },
  { height:  533783 , difficulty:  761219 , date:  "2015-06-25 22:41:27" },
  { height:  533784 , difficulty:  761088 , date:  "2015-06-25 22:41:38" },
  { height:  533785 , difficulty:  758728 , date:  "2015-06-25 22:43:01" },
  { height:  533786 , difficulty:  759731 , date:  "2015-06-25 22:44:49" },
  { height:  533787 , difficulty:  758106 , date:  "2015-06-25 22:45:37" },
  { height:  533788 , difficulty:  758395 , date:  "2015-06-25 22:45:54" },
  { height:  533789 , difficulty:  759717 , date:  "2015-06-25 22:53:27" },
  { height:  533790 , difficulty:  760821 , date:  "2015-06-25 22:53:31" },
  { height:  533791 , difficulty:  762054 , date:  "2015-06-25 22:53:49" },
  { height:  533792 , difficulty:  765333 , date:  "2015-06-25 22:54:46" },
  { height:  533793 , difficulty:  768526 , date:  "2015-06-25 22:55:15" },
  { height:  533794 , difficulty:  764960 , date:  "2015-06-25 22:55:43" },
  { height:  533795 , difficulty:  763513 , date:  "2015-06-25 22:55:57" },
  { height:  533796 , difficulty:  763091 , date:  "2015-06-25 22:56:03" },
  { height:  533797 , difficulty:  762176 , date:  "2015-06-25 22:57:03" },
  { height:  533798 , difficulty:  760770 , date:  "2015-06-25 23:00:33" },
  { height:  533799 , difficulty:  760838 , date:  "2015-06-25 23:00:56" },
  { height:  533800 , difficulty:  763296 , date:  "2015-06-25 23:00:59" },
  { height:  533801 , difficulty:  762487 , date:  "2015-06-25 23:01:20" },
  { height:  533802 , difficulty:  765917 , date:  "2015-06-25 23:01:30" },
  { height:  533803 , difficulty:  768622 , date:  "2015-06-25 23:02:49" },
  { height:  533804 , difficulty:  775148 , date:  "2015-06-25 23:03:46" },
  { height:  533805 , difficulty:  775094 , date:  "2015-06-25 23:05:11" },
  { height:  533806 , difficulty:  775113 , date:  "2015-06-25 23:05:34" },
  { height:  533807 , difficulty:  775766 , date:  "2015-06-25 23:07:18" },
  { height:  533808 , difficulty:  776240 , date:  "2015-06-25 23:07:47" },
  { height:  533809 , difficulty:  778297 , date:  "2015-06-25 23:08:28" },
  { height:  533810 , difficulty:  777550 , date:  "2015-06-25 23:08:43" },
  { height:  533811 , difficulty:  776981 , date:  "2015-06-25 23:12:56" },
  { height:  533812 , difficulty:  772979 , date:  "2015-06-25 23:13:05" },
  { height:  533813 , difficulty:  771638 , date:  "2015-06-25 23:14:08" },
  { height:  533814 , difficulty:  770832 , date:  "2015-06-25 23:15:58" },
  { height:  533815 , difficulty:  772807 , date:  "2015-06-25 23:18:31" },
  { height:  533816 , difficulty:  772287 , date:  "2015-06-25 23:19:37" },
  { height:  533817 , difficulty:  771722 , date:  "2015-06-25 23:20:32" },
  { height:  533818 , difficulty:  771869 , date:  "2015-06-25 23:22:03" },
  { height:  533819 , difficulty:  772051 , date:  "2015-06-25 23:23:58" },
  { height:  533820 , difficulty:  769918 , date:  "2015-06-25 23:27:00" },
  { height:  533821 , difficulty:  770142 , date:  "2015-06-25 23:28:16" },
  { height:  533822 , difficulty:  769056 , date:  "2015-06-25 23:28:33" },
  { height:  533823 , difficulty:  768551 , date:  "2015-06-25 23:30:08" },
  { height:  533824 , difficulty:  768635 , date:  "2015-06-25 23:30:18" },
  { height:  533825 , difficulty:  769557 , date:  "2015-06-25 23:32:01" },
  { height:  533826 , difficulty:  753625 , date:  "2015-06-25 23:32:26" },
  { height:  533827 , difficulty:  748666 , date:  "2015-06-25 23:33:14" },
  { height:  533828 , difficulty:  747955 , date:  "2015-06-25 23:33:28" },
  { height:  533829 , difficulty:  741008 , date:  "2015-06-25 23:33:41" },
  { height:  533830 , difficulty:  734733 , date:  "2015-06-25 23:33:47" },
  { height:  533831 , difficulty:  731945 , date:  "2015-06-25 23:33:52" },
  { height:  533832 , difficulty:  731892 , date:  "2015-06-25 23:34:14" },
  { height:  533833 , difficulty:  727772 , date:  "2015-06-25 23:37:29" },
  { height:  533834 , difficulty:  727204 , date:  "2015-06-25 23:37:44" },
  { height:  533835 , difficulty:  727760 , date:  "2015-06-25 23:38:52" },
  { height:  533836 , difficulty:  729788 , date:  "2015-06-25 23:39:30" },
  { height:  533837 , difficulty:  731225 , date:  "2015-06-25 23:40:27" },
  { height:  533838 , difficulty:  732833 , date:  "2015-06-25 23:40:45" },
  { height:  533839 , difficulty:  731914 , date:  "2015-06-25 23:41:01" },
  { height:  533840 , difficulty:  732358 , date:  "2015-06-25 23:41:07" },
  { height:  533841 , difficulty:  732394 , date:  "2015-06-25 23:45:03" },
  { height:  533842 , difficulty:  733474 , date:  "2015-06-25 23:45:05" },
  { height:  533843 , difficulty:  733771 , date:  "2015-06-25 23:45:30" },
  { height:  533844 , difficulty:  736434 , date:  "2015-06-25 23:46:57" },
  { height:  533845 , difficulty:  736285 , date:  "2015-06-25 23:47:23" },
  { height:  533846 , difficulty:  735628 , date:  "2015-06-25 23:51:11" },
  { height:  533847 , difficulty:  735358 , date:  "2015-06-25 23:52:17" },
  { height:  533848 , difficulty:  743064 , date:  "2015-06-25 23:52:27" },
  { height:  533849 , difficulty:  741036 , date:  "2015-06-25 23:53:56" },
  { height:  533850 , difficulty:  741267 , date:  "2015-06-25 23:54:07" },
  { height:  533851 , difficulty:  745131 , date:  "2015-06-25 23:56:34" },
  { height:  533852 , difficulty:  745320 , date:  "2015-06-25 23:58:01" },
  { height:  533853 , difficulty:  745800 , date:  "2015-06-25 23:58:07" },
  { height:  533854 , difficulty:  745286 , date:  "2015-06-26 00:00:05" },
  { height:  533855 , difficulty:  745975 , date:  "2015-06-26 00:01:50" },
  { height:  533856 , difficulty:  745313 , date:  "2015-06-26 00:01:55" },
  { height:  533857 , difficulty:  746043 , date:  "2015-06-26 00:04:15" },
  { height:  533858 , difficulty:  747123 , date:  "2015-06-26 00:06:25" },
  { height:  533859 , difficulty:  743104 , date:  "2015-06-26 00:08:18" },
  { height:  533860 , difficulty:  743151 , date:  "2015-06-26 00:09:25" },
  { height:  533861 , difficulty:  741684 , date:  "2015-06-26 00:09:32" },
  { height:  533862 , difficulty:  740306 , date:  "2015-06-26 00:09:55" },
  { height:  533863 , difficulty:  740179 , date:  "2015-06-26 00:11:36" },
  { height:  533864 , difficulty:  740851 , date:  "2015-06-26 00:12:32" },
  { height:  533865 , difficulty:  732139 , date:  "2015-06-26 00:13:01" },
  { height:  533866 , difficulty:  732827 , date:  "2015-06-26 00:15:58" },
  { height:  533867 , difficulty:  732876 , date:  "2015-06-26 00:16:57" },
  { height:  533868 , difficulty:  732253 , date:  "2015-06-26 00:17:04" },
  { height:  533869 , difficulty:  731821 , date:  "2015-06-26 00:17:31" },
  { height:  533870 , difficulty:  731865 , date:  "2015-06-26 00:18:07" },
  { height:  533871 , difficulty:  732586 , date:  "2015-06-26 00:20:25" },
  { height:  533872 , difficulty:  732986 , date:  "2015-06-26 00:22:50" },
  { height:  533873 , difficulty:  731921 , date:  "2015-06-26 00:23:10" },
  { height:  533874 , difficulty:  729624 , date:  "2015-06-26 00:23:45" },
  { height:  533875 , difficulty:  729478 , date:  "2015-06-26 00:23:51" },
  { height:  533876 , difficulty:  729718 , date:  "2015-06-26 00:23:53" },
  { height:  533877 , difficulty:  729439 , date:  "2015-06-26 00:24:00" },
  { height:  533878 , difficulty:  730424 , date:  "2015-06-26 00:24:30" },
  { height:  533879 , difficulty:  729865 , date:  "2015-06-26 00:24:50" },
  { height:  533880 , difficulty:  728848 , date:  "2015-06-26 00:25:59" },
  { height:  533881 , difficulty:  727577 , date:  "2015-06-26 00:27:55" },
  { height:  533882 , difficulty:  730607 , date:  "2015-06-26 00:28:09" },
  { height:  533883 , difficulty:  728756 , date:  "2015-06-26 00:28:39" },
  { height:  533884 , difficulty:  731021 , date:  "2015-06-26 00:28:44" },
  { height:  533885 , difficulty:  731446 , date:  "2015-06-26 00:30:06" },
  { height:  533886 , difficulty:  731346 , date:  "2015-06-26 00:31:45" },
  { height:  533887 , difficulty:  727247 , date:  "2015-06-26 00:31:49" },
  { height:  533888 , difficulty:  727937 , date:  "2015-06-26 00:32:34" },
  { height:  533889 , difficulty:  732764 , date:  "2015-06-26 00:34:23" },
  { height:  533890 , difficulty:  731340 , date:  "2015-06-26 00:34:25" },
  { height:  533891 , difficulty:  733942 , date:  "2015-06-26 00:34:45" },
  { height:  533892 , difficulty:  732818 , date:  "2015-06-26 00:34:50" },
  { height:  533893 , difficulty:  731944 , date:  "2015-06-26 00:34:56" },
  { height:  533894 , difficulty:  730857 , date:  "2015-06-26 00:35:35" },
  { height:  533895 , difficulty:  728843 , date:  "2015-06-26 00:37:51" },
  { height:  533896 , difficulty:  725499 , date:  "2015-06-26 00:37:57" },
  { height:  533897 , difficulty:  728144 , date:  "2015-06-26 00:40:26" },
  { height:  533898 , difficulty:  728208 , date:  "2015-06-26 00:40:43" },
  { height:  533899 , difficulty:  727323 , date:  "2015-06-26 00:41:18" },
  { height:  533900 , difficulty:  727720 , date:  "2015-06-26 00:42:11" },
  { height:  533901 , difficulty:  726935 , date:  "2015-06-26 00:42:26" },
  { height:  533902 , difficulty:  728790 , date:  "2015-06-26 00:43:59" },
  { height:  533903 , difficulty:  728111 , date:  "2015-06-26 00:45:15" },
  { height:  533904 , difficulty:  731596 , date:  "2015-06-26 00:47:36" },
  { height:  533905 , difficulty:  733896 , date:  "2015-06-26 00:48:08" },
  { height:  533906 , difficulty:  736080 , date:  "2015-06-26 00:48:14" },
  { height:  533907 , difficulty:  740023 , date:  "2015-06-26 00:49:15" },
  { height:  533908 , difficulty:  740620 , date:  "2015-06-26 00:49:59" },
  { height:  533909 , difficulty:  736715 , date:  "2015-06-26 00:50:02" },
  { height:  533910 , difficulty:  737078 , date:  "2015-06-26 00:50:22" },
  { height:  533911 , difficulty:  735982 , date:  "2015-06-26 00:51:14" },
  { height:  533912 , difficulty:  736124 , date:  "2015-06-26 00:51:21" },
  { height:  533913 , difficulty:  738373 , date:  "2015-06-26 00:52:12" },
  { height:  533914 , difficulty:  739519 , date:  "2015-06-26 00:52:19" },
  { height:  533915 , difficulty:  741583 , date:  "2015-06-26 00:52:35" },
  { height:  533916 , difficulty:  742109 , date:  "2015-06-26 00:53:22" },
  { height:  533917 , difficulty:  739727 , date:  "2015-06-26 00:53:29" },
  { height:  533918 , difficulty:  741664 , date:  "2015-06-26 00:53:59" },
  { height:  533919 , difficulty:  741373 , date:  "2015-06-26 00:58:20" },
  { height:  533920 , difficulty:  739682 , date:  "2015-06-26 01:00:49" },
  { height:  533921 , difficulty:  739849 , date:  "2015-06-26 01:01:01" },
  { height:  533922 , difficulty:  735430 , date:  "2015-06-26 01:02:25" },
  { height:  533923 , difficulty:  734467 , date:  "2015-06-26 01:03:47" },
  { height:  533924 , difficulty:  735096 , date:  "2015-06-26 01:04:04" },
  { height:  533925 , difficulty:  733691 , date:  "2015-06-26 01:04:41" },
  { height:  533926 , difficulty:  733995 , date:  "2015-06-26 01:05:12" },
  { height:  533927 , difficulty:  731088 , date:  "2015-06-26 01:06:18" },
  { height:  533928 , difficulty:  729648 , date:  "2015-06-26 01:06:45" },
  { height:  533929 , difficulty:  730693 , date:  "2015-06-26 01:09:30" },
  { height:  533930 , difficulty:  728858 , date:  "2015-06-26 01:09:44" },
  { height:  533931 , difficulty:  726896 , date:  "2015-06-26 01:10:11" },
  { height:  533932 , difficulty:  727062 , date:  "2015-06-26 01:14:05" },
  { height:  533933 , difficulty:  725753 , date:  "2015-06-26 01:14:07" },
  { height:  533934 , difficulty:  723563 , date:  "2015-06-26 01:14:15" },
  { height:  533935 , difficulty:  721455 , date:  "2015-06-26 01:14:21" },
  { height:  533936 , difficulty:  722206 , date:  "2015-06-26 01:14:55" },
  { height:  533937 , difficulty:  723053 , date:  "2015-06-26 01:15:35" },
  { height:  533938 , difficulty:  722709 , date:  "2015-06-26 01:16:13" },
  { height:  533939 , difficulty:  721026 , date:  "2015-06-26 01:16:24" },
  { height:  533940 , difficulty:  724033 , date:  "2015-06-26 01:18:18" },
  { height:  533941 , difficulty:  723619 , date:  "2015-06-26 01:19:27" },
  { height:  533942 , difficulty:  721182 , date:  "2015-06-26 01:19:30" },
  { height:  533943 , difficulty:  723080 , date:  "2015-06-26 01:19:34" },
  { height:  533944 , difficulty:  726165 , date:  "2015-06-26 01:19:51" },
  { height:  533945 , difficulty:  725646 , date:  "2015-06-26 01:19:59" },
  { height:  533946 , difficulty:  728356 , date:  "2015-06-26 01:22:18" },
  { height:  533947 , difficulty:  725628 , date:  "2015-06-26 01:23:00" },
  { height:  533948 , difficulty:  724072 , date:  "2015-06-26 01:23:28" },
  { height:  533949 , difficulty:  724609 , date:  "2015-06-26 01:24:20" },
  { height:  533950 , difficulty:  724791 , date:  "2015-06-26 01:25:16" },
  { height:  533951 , difficulty:  724660 , date:  "2015-06-26 01:26:59" },
  { height:  533952 , difficulty:  724960 , date:  "2015-06-26 01:27:06" },
  { height:  533953 , difficulty:  725154 , date:  "2015-06-26 01:27:41" },
  { height:  533954 , difficulty:  725272 , date:  "2015-06-26 01:29:32" },
  { height:  533955 , difficulty:  728049 , date:  "2015-06-26 01:30:04" },
  { height:  533956 , difficulty:  727297 , date:  "2015-06-26 01:30:09" },
  { height:  533957 , difficulty:  726010 , date:  "2015-06-26 01:30:44" },
  { height:  533958 , difficulty:  725737 , date:  "2015-06-26 01:30:53" },
  { height:  533959 , difficulty:  727805 , date:  "2015-06-26 01:31:10" },
  { height:  533960 , difficulty:  727792 , date:  "2015-06-26 01:31:52" },
  { height:  533961 , difficulty:  727914 , date:  "2015-06-26 01:33:52" },
  { height:  533962 , difficulty:  726041 , date:  "2015-06-26 01:35:22" },
  { height:  533963 , difficulty:  726391 , date:  "2015-06-26 01:36:48" },
  { height:  533964 , difficulty:  725757 , date:  "2015-06-26 01:36:54" },
  { height:  533965 , difficulty:  725277 , date:  "2015-06-26 01:39:00" },
  { height:  533966 , difficulty:  726899 , date:  "2015-06-26 01:39:36" },
  { height:  533967 , difficulty:  726600 , date:  "2015-06-26 01:42:24" },
  { height:  533968 , difficulty:  729442 , date:  "2015-06-26 01:43:11" },
  { height:  533969 , difficulty:  729451 , date:  "2015-06-26 01:43:34" },
  { height:  533970 , difficulty:  728943 , date:  "2015-06-26 01:44:19" },
  { height:  533971 , difficulty:  726635 , date:  "2015-06-26 01:45:14" },
  { height:  533972 , difficulty:  728964 , date:  "2015-06-26 01:46:16" },
  { height:  533973 , difficulty:  726360 , date:  "2015-06-26 01:46:18" },
  { height:  533974 , difficulty:  726817 , date:  "2015-06-26 01:47:05" },
  { height:  533975 , difficulty:  726170 , date:  "2015-06-26 01:49:10" },
  { height:  533976 , difficulty:  725230 , date:  "2015-06-26 01:49:49" },
  { height:  533977 , difficulty:  729482 , date:  "2015-06-26 01:49:51" },
  { height:  533978 , difficulty:  727729 , date:  "2015-06-26 01:52:43" },
  { height:  533979 , difficulty:  729479 , date:  "2015-06-26 01:52:47" },
  { height:  533980 , difficulty:  727395 , date:  "2015-06-26 01:55:47" },
  { height:  533981 , difficulty:  729876 , date:  "2015-06-26 01:56:25" },
  { height:  533982 , difficulty:  729847 , date:  "2015-06-26 01:56:27" },
  { height:  533983 , difficulty:  728729 , date:  "2015-06-26 01:58:29" },
  { height:  533984 , difficulty:  728228 , date:  "2015-06-26 01:59:28" },
  { height:  533985 , difficulty:  729366 , date:  "2015-06-26 01:59:51" },
  { height:  533986 , difficulty:  729116 , date:  "2015-06-26 02:00:10" },
  { height:  533987 , difficulty:  728126 , date:  "2015-06-26 02:00:26" },
  { height:  533988 , difficulty:  729636 , date:  "2015-06-26 02:00:46" },
  { height:  533989 , difficulty:  729705 , date:  "2015-06-26 02:01:47" },
  { height:  533990 , difficulty:  729654 , date:  "2015-06-26 02:01:57" },
  { height:  533991 , difficulty:  731483 , date:  "2015-06-26 02:05:57" },
  { height:  533992 , difficulty:  730879 , date:  "2015-06-26 02:08:29" },
  { height:  533993 , difficulty:  730909 , date:  "2015-06-26 02:11:14" },
  { height:  533994 , difficulty:  730346 , date:  "2015-06-26 02:16:27" },
  { height:  533995 , difficulty:  725433 , date:  "2015-06-26 02:16:32" },
  { height:  533996 , difficulty:  726863 , date:  "2015-06-26 02:17:04" },
  { height:  533997 , difficulty:  734168 , date:  "2015-06-26 02:31:44" },
  { height:  533998 , difficulty:  732866 , date:  "2015-06-26 02:32:02" },
  { height:  533999 , difficulty:  732125 , date:  "2015-06-26 02:39:29" },
  { height:  534000 , difficulty:  731807 , date:  "2015-06-26 02:42:58" },
  { height:  534001 , difficulty:  732569 , date:  "2015-06-26 02:44:26" },
  { height:  534002 , difficulty:  734621 , date:  "2015-06-26 02:45:04" },
  { height:  534003 , difficulty:  733588 , date:  "2015-06-26 02:49:13" },
  { height:  534004 , difficulty:  734886 , date:  "2015-06-26 02:49:20" },
  { height:  534005 , difficulty:  731882 , date:  "2015-06-26 02:54:27" },
  { height:  534006 , difficulty:  731810 , date:  "2015-06-26 02:58:11" },
  { height:  534007 , difficulty:  731714 , date:  "2015-06-26 02:58:27" },
  { height:  534008 , difficulty:  729601 , date:  "2015-06-26 02:58:34" },
  { height:  534009 , difficulty:  730514 , date:  "2015-06-26 03:08:54" },
  { height:  534010 , difficulty:  730329 , date:  "2015-06-26 03:09:42" },
  { height:  534011 , difficulty:  731417 , date:  "2015-06-26 03:10:36" },
  { height:  534012 , difficulty:  731931 , date:  "2015-06-26 03:10:37" },
  { height:  534013 , difficulty:  731145 , date:  "2015-06-26 03:11:09" },
  { height:  534014 , difficulty:  730377 , date:  "2015-06-26 03:16:38" },
  { height:  534015 , difficulty:  730504 , date:  "2015-06-26 03:22:33" },
  { height:  534016 , difficulty:  728910 , date:  "2015-06-26 03:23:07" },
  { height:  534017 , difficulty:  729620 , date:  "2015-06-26 03:23:19" },
  { height:  534018 , difficulty:  732789 , date:  "2015-06-26 03:27:06" },
  { height:  534019 , difficulty:  732768 , date:  "2015-06-26 03:33:05" },
  { height:  534020 , difficulty:  732516 , date:  "2015-06-26 03:34:01" },
  { height:  534021 , difficulty:  737472 , date:  "2015-06-26 03:35:06" },
  { height:  534022 , difficulty:  734670 , date:  "2015-06-26 03:37:26" },
  { height:  534023 , difficulty:  733853 , date:  "2015-06-26 03:39:12" },
  { height:  534024 , difficulty:  738381 , date:  "2015-06-26 03:48:54" },
  { height:  534025 , difficulty:  737395 , date:  "2015-06-26 03:49:08" },
  { height:  534026 , difficulty:  741908 , date:  "2015-06-26 03:49:18" },
  { height:  534027 , difficulty:  744750 , date:  "2015-06-26 03:54:03" },
  { height:  534028 , difficulty:  745520 , date:  "2015-06-26 03:54:21" },
  { height:  534029 , difficulty:  745398 , date:  "2015-06-26 03:55:09" },
  { height:  534030 , difficulty:  743163 , date:  "2015-06-26 03:55:13" },
  { height:  534031 , difficulty:  742886 , date:  "2015-06-26 04:06:16" },
  { height:  534032 , difficulty:  742794 , date:  "2015-06-26 04:09:20" },
  { height:  534033 , difficulty:  742125 , date:  "2015-06-26 04:17:52" },
  { height:  534034 , difficulty:  743222 , date:  "2015-06-26 04:18:39" },
  { height:  534035 , difficulty:  747262 , date:  "2015-06-26 04:27:40" },
  { height:  534036 , difficulty:  746664 , date:  "2015-06-26 04:27:45" },
  { height:  534037 , difficulty:  751082 , date:  "2015-06-26 04:42:53" },
  { height:  534038 , difficulty:  749278 , date:  "2015-06-26 04:43:20" },
  { height:  534039 , difficulty:  747504 , date:  "2015-06-26 04:45:06" },
  { height:  534040 , difficulty:  748515 , date:  "2015-06-26 04:45:48" },
  { height:  534041 , difficulty:  747288 , date:  "2015-06-26 04:45:51" },
  { height:  534042 , difficulty:  746921 , date:  "2015-06-26 04:47:21" },
  { height:  534043 , difficulty:  744265 , date:  "2015-06-26 04:53:01" },
  { height:  534044 , difficulty:  744467 , date:  "2015-06-26 04:53:07" },
  { height:  534045 , difficulty:  744774 , date:  "2015-06-26 04:58:47" },
  { height:  534046 , difficulty:  744123 , date:  "2015-06-26 05:01:13" },
  { height:  534047 , difficulty:  744008 , date:  "2015-06-26 05:01:18" },
  { height:  534048 , difficulty:  746184 , date:  "2015-06-26 05:06:04" },
  { height:  534049 , difficulty:  746669 , date:  "2015-06-26 05:07:04" },
  { height:  534050 , difficulty:  745794 , date:  "2015-06-26 05:07:19" },
  { height:  534051 , difficulty:  744418 , date:  "2015-06-26 05:11:37" },
  { height:  534052 , difficulty:  744866 , date:  "2015-06-26 05:11:47" },
  { height:  534053 , difficulty:  744872 , date:  "2015-06-26 05:14:41" },
  { height:  534054 , difficulty:  741604 , date:  "2015-06-26 05:15:15" },
  { height:  534055 , difficulty:  741878 , date:  "2015-06-26 05:20:31" },
  { height:  534056 , difficulty:  739006 , date:  "2015-06-26 05:21:34" },
  { height:  534057 , difficulty:  738363 , date:  "2015-06-26 05:26:50" },
  { height:  534058 , difficulty:  739928 , date:  "2015-06-26 05:37:36" },
  { height:  534059 , difficulty:  738829 , date:  "2015-06-26 05:40:02" },
  { height:  534060 , difficulty:  738508 , date:  "2015-06-26 05:43:02" },
  { height:  534061 , difficulty:  738598 , date:  "2015-06-26 05:51:44" },
  { height:  534062 , difficulty:  739031 , date:  "2015-06-26 06:01:01" },
  { height:  534063 , difficulty:  738828 , date:  "2015-06-26 06:01:20" },
  { height:  534064 , difficulty:  738548 , date:  "2015-06-26 06:11:44" },
  { height:  534065 , difficulty:  737573 , date:  "2015-06-26 06:14:34" },
  { height:  534066 , difficulty:  740111 , date:  "2015-06-26 06:16:52" },
  { height:  534067 , difficulty:  735306 , date:  "2015-06-26 06:17:00" },
  { height:  534068 , difficulty:  734442 , date:  "2015-06-26 06:29:41" },
  { height:  534069 , difficulty:  732271 , date:  "2015-06-26 06:34:30" },
  { height:  534070 , difficulty:  726097 , date:  "2015-06-26 06:34:53" },
  { height:  534071 , difficulty:  727142 , date:  "2015-06-26 06:37:30" },
  { height:  534072 , difficulty:  729485 , date:  "2015-06-26 06:41:41" },
  { height:  534073 , difficulty:  712382 , date:  "2015-06-26 06:49:05" },
  { height:  534074 , difficulty:  714078 , date:  "2015-06-26 06:49:09" },
  { height:  534075 , difficulty:  706006 , date:  "2015-06-26 06:49:22" },
  { height:  534076 , difficulty:  702157 , date:  "2015-06-26 06:51:51" },
  { height:  534077 , difficulty:  701837 , date:  "2015-06-26 06:52:19" },
  { height:  534078 , difficulty:  701322 , date:  "2015-06-26 06:52:41" },
  { height:  534079 , difficulty:  697471 , date:  "2015-06-26 06:53:09" },
  { height:  534080 , difficulty:  699304 , date:  "2015-06-26 06:59:22" },
  { height:  534081 , difficulty:  693733 , date:  "2015-06-26 06:59:27" },
  { height:  534082 , difficulty:  690512 , date:  "2015-06-26 06:59:47" },
  { height:  534083 , difficulty:  691221 , date:  "2015-06-26 07:00:56" },
  { height:  534084 , difficulty:  692615 , date:  "2015-06-26 07:03:04" },
  { height:  534085 , difficulty:  682780 , date:  "2015-06-26 07:03:55" },
  { height:  534086 , difficulty:  682567 , date:  "2015-06-26 07:04:03" },
  { height:  534087 , difficulty:  685532 , date:  "2015-06-26 07:04:12" },
  { height:  534088 , difficulty:  686876 , date:  "2015-06-26 07:04:27" },
  { height:  534089 , difficulty:  686379 , date:  "2015-06-26 07:04:40" },
  { height:  534090 , difficulty:  683121 , date:  "2015-06-26 07:04:52" },
  { height:  534091 , difficulty:  677200 , date:  "2015-06-26 07:05:09" },
  { height:  534092 , difficulty:  676711 , date:  "2015-06-26 07:07:15" },
  { height:  534093 , difficulty:  677444 , date:  "2015-06-26 07:10:11" },
  { height:  534094 , difficulty:  673732 , date:  "2015-06-26 07:10:55" },
  { height:  534095 , difficulty:  667839 , date:  "2015-06-26 07:18:13" },
  { height:  534096 , difficulty:  667203 , date:  "2015-06-26 07:18:37" },
  { height:  534097 , difficulty:  666132 , date:  "2015-06-26 07:19:16" },
  { height:  534098 , difficulty:  663966 , date:  "2015-06-26 07:19:45" },
  { height:  534099 , difficulty:  664829 , date:  "2015-06-26 07:19:54" },
  { height:  534100 , difficulty:  655347 , date:  "2015-06-26 07:20:21" },
  { height:  534101 , difficulty:  657609 , date:  "2015-06-26 07:21:00" },
  { height:  534102 , difficulty:  658059 , date:  "2015-06-26 07:22:01" },
  { height:  534103 , difficulty:  653835 , date:  "2015-06-26 07:23:36" },
  { height:  534104 , difficulty:  654339 , date:  "2015-06-26 07:26:39" },
  { height:  534105 , difficulty:  655292 , date:  "2015-06-26 07:26:40" },
  { height:  534106 , difficulty:  656811 , date:  "2015-06-26 07:27:57" },
  { height:  534107 , difficulty:  646608 , date:  "2015-06-26 07:27:59" },
  { height:  534108 , difficulty:  644057 , date:  "2015-06-26 07:31:51" },
  { height:  534109 , difficulty:  636209 , date:  "2015-06-26 07:32:00" },
  { height:  534110 , difficulty:  635639 , date:  "2015-06-26 07:34:50" },
  { height:  534111 , difficulty:  628222 , date:  "2015-06-26 07:36:51" },
  { height:  534112 , difficulty:  628561 , date:  "2015-06-26 07:37:30" },
  { height:  534113 , difficulty:  615608 , date:  "2015-06-26 07:39:01" },
  { height:  534114 , difficulty:  615703 , date:  "2015-06-26 07:41:40" },
  { height:  534115 , difficulty:  617178 , date:  "2015-06-26 07:41:46" },
  { height:  534116 , difficulty:  616783 , date:  "2015-06-26 07:43:49" },
  { height:  534117 , difficulty:  618893 , date:  "2015-06-26 07:44:14" },
  { height:  534118 , difficulty:  617792 , date:  "2015-06-26 07:44:55" },
  { height:  534119 , difficulty:  615780 , date:  "2015-06-26 07:44:59" },
  { height:  534120 , difficulty:  615782 , date:  "2015-06-26 07:46:07" },
  { height:  534121 , difficulty:  611980 , date:  "2015-06-26 07:46:11" },
  { height:  534122 , difficulty:  610648 , date:  "2015-06-26 07:47:01" },
  { height:  534123 , difficulty:  610608 , date:  "2015-06-26 07:47:47" },
  { height:  534124 , difficulty:  608664 , date:  "2015-06-26 07:48:04" },
  { height:  534125 , difficulty:  609453 , date:  "2015-06-26 07:48:10" },
  { height:  534126 , difficulty:  609865 , date:  "2015-06-26 07:48:23" },
  { height:  534127 , difficulty:  606968 , date:  "2015-06-26 07:48:43" },
  { height:  534128 , difficulty:  607334 , date:  "2015-06-26 07:48:58" },
  { height:  534129 , difficulty:  605406 , date:  "2015-06-26 07:49:35" },
  { height:  534130 , difficulty:  604950 , date:  "2015-06-26 07:52:35" },
  { height:  534131 , difficulty:  600680 , date:  "2015-06-26 07:52:37" },
  { height:  534132 , difficulty:  601839 , date:  "2015-06-26 07:53:20" },
  { height:  534133 , difficulty:  599770 , date:  "2015-06-26 07:53:42" },
  { height:  534134 , difficulty:  591563 , date:  "2015-06-26 07:54:12" },
  { height:  534135 , difficulty:  589972 , date:  "2015-06-26 07:58:27" },
  { height:  534136 , difficulty:  588273 , date:  "2015-06-26 07:59:09" },
  { height:  534137 , difficulty:  585521 , date:  "2015-06-26 07:59:43" },
  { height:  534138 , difficulty:  578533 , date:  "2015-06-26 08:00:42" },
  { height:  534139 , difficulty:  578547 , date:  "2015-06-26 08:03:23" },
  { height:  534140 , difficulty:  571414 , date:  "2015-06-26 08:03:24" },
  { height:  534141 , difficulty:  570374 , date:  "2015-06-26 08:05:25" },
  { height:  534142 , difficulty:  569428 , date:  "2015-06-26 08:05:42" },
  { height:  534143 , difficulty:  569791 , date:  "2015-06-26 08:06:05" },
  { height:  534144 , difficulty:  560734 , date:  "2015-06-26 08:06:57" },
  { height:  534145 , difficulty:  558181 , date:  "2015-06-26 08:07:08" },
  { height:  534146 , difficulty:  557949 , date:  "2015-06-26 08:07:39" },
  { height:  534147 , difficulty:  556703 , date:  "2015-06-26 08:08:14" },
  { height:  534148 , difficulty:  557434 , date:  "2015-06-26 08:08:27" },
  { height:  534149 , difficulty:  552288 , date:  "2015-06-26 08:10:46" },
  { height:  534150 , difficulty:  552413 , date:  "2015-06-26 08:10:55" },
  { height:  534151 , difficulty:  552356 , date:  "2015-06-26 08:11:15" },
  { height:  534152 , difficulty:  553074 , date:  "2015-06-26 08:11:17" },
  { height:  534153 , difficulty:  552828 , date:  "2015-06-26 08:12:06" },
  { height:  534154 , difficulty:  553455 , date:  "2015-06-26 08:12:11" },
  { height:  534155 , difficulty:  554529 , date:  "2015-06-26 08:12:14" },
  { height:  534156 , difficulty:  551307 , date:  "2015-06-26 08:12:18" },
  { height:  534157 , difficulty:  551523 , date:  "2015-06-26 08:14:03" },
  { height:  534158 , difficulty:  551254 , date:  "2015-06-26 08:14:03" },
  { height:  534159 , difficulty:  551267 , date:  "2015-06-26 08:14:06" },
  { height:  534160 , difficulty:  551741 , date:  "2015-06-26 08:14:38" },
  { height:  534161 , difficulty:  551460 , date:  "2015-06-26 08:14:54" },
  { height:  534162 , difficulty:  551702 , date:  "2015-06-26 08:15:09" },
  { height:  534163 , difficulty:  553642 , date:  "2015-06-26 08:17:28" },
  { height:  534164 , difficulty:  553424 , date:  "2015-06-26 08:20:49" },
  { height:  534165 , difficulty:  553435 , date:  "2015-06-26 08:20:52" },
  { height:  534166 , difficulty:  554138 , date:  "2015-06-26 08:21:01" },
  { height:  534167 , difficulty:  554603 , date:  "2015-06-26 08:21:07" },
  { height:  534168 , difficulty:  555903 , date:  "2015-06-26 08:21:40" },
  { height:  534169 , difficulty:  553796 , date:  "2015-06-26 08:22:03" },
  { height:  534170 , difficulty:  553967 , date:  "2015-06-26 08:22:52" },
  { height:  534171 , difficulty:  549188 , date:  "2015-06-26 08:23:02" },
  { height:  534172 , difficulty:  550210 , date:  "2015-06-26 08:24:14" },
  { height:  534173 , difficulty:  550195 , date:  "2015-06-26 08:24:51" },
  { height:  534174 , difficulty:  549812 , date:  "2015-06-26 08:26:27" },
  { height:  534175 , difficulty:  549992 , date:  "2015-06-26 08:28:17" },
  { height:  534176 , difficulty:  549602 , date:  "2015-06-26 08:29:38" },
  { height:  534177 , difficulty:  549185 , date:  "2015-06-26 08:30:24" },
  { height:  534178 , difficulty:  549349 , date:  "2015-06-26 08:30:41" },
  { height:  534179 , difficulty:  548463 , date:  "2015-06-26 08:30:55" },
  { height:  534180 , difficulty:  546383 , date:  "2015-06-26 08:32:40" },
  { height:  534181 , difficulty:  546600 , date:  "2015-06-26 08:33:06" },
  { height:  534182 , difficulty:  545650 , date:  "2015-06-26 08:33:22" },
  { height:  534183 , difficulty:  545823 , date:  "2015-06-26 08:33:36" },
  { height:  534184 , difficulty:  543138 , date:  "2015-06-26 08:34:36" },
  { height:  534185 , difficulty:  543430 , date:  "2015-06-26 08:35:11" },
  { height:  534186 , difficulty:  541783 , date:  "2015-06-26 08:35:47" },
  { height:  534187 , difficulty:  541020 , date:  "2015-06-26 08:37:12" },
  { height:  534188 , difficulty:  540492 , date:  "2015-06-26 08:37:54" },
  { height:  534189 , difficulty:  540035 , date:  "2015-06-26 08:38:50" },
  { height:  534190 , difficulty:  538580 , date:  "2015-06-26 08:40:22" },
  { height:  534191 , difficulty:  538725 , date:  "2015-06-26 08:41:09" },
  { height:  534192 , difficulty:  537713 , date:  "2015-06-26 08:42:49" },
  { height:  534193 , difficulty:  538471 , date:  "2015-06-26 08:42:51" },
  { height:  534194 , difficulty:  538447 , date:  "2015-06-26 08:46:18" },
  { height:  534195 , difficulty:  538974 , date:  "2015-06-26 08:47:37" },
  { height:  534196 , difficulty:  539988 , date:  "2015-06-26 08:47:50" },
  { height:  534197 , difficulty:  540227 , date:  "2015-06-26 08:48:26" },
  { height:  534198 , difficulty:  540995 , date:  "2015-06-26 08:48:30" },
  { height:  534199 , difficulty:  540355 , date:  "2015-06-26 08:48:50" },
  { height:  534200 , difficulty:  540181 , date:  "2015-06-26 08:49:21" },
  { height:  534201 , difficulty:  539963 , date:  "2015-06-26 08:52:22" },
  { height:  534202 , difficulty:  540188 , date:  "2015-06-26 08:52:37" },
  { height:  534203 , difficulty:  540389 , date:  "2015-06-26 08:52:44" },
  { height:  534204 , difficulty:  541125 , date:  "2015-06-26 08:52:59" },
  { height:  534205 , difficulty:  540547 , date:  "2015-06-26 08:55:16" },
  { height:  534206 , difficulty:  540643 , date:  "2015-06-26 08:56:03" },
  { height:  534207 , difficulty:  540500 , date:  "2015-06-26 08:56:56" },
  { height:  534208 , difficulty:  540262 , date:  "2015-06-26 08:56:58" },
  { height:  534209 , difficulty:  539868 , date:  "2015-06-26 08:57:10" },
  { height:  534210 , difficulty:  539829 , date:  "2015-06-26 08:57:38" },
  { height:  534211 , difficulty:  537141 , date:  "2015-06-26 08:58:08" },
  { height:  534212 , difficulty:  536778 , date:  "2015-06-26 09:00:08" },
  { height:  534213 , difficulty:  537551 , date:  "2015-06-26 09:00:14" },
  { height:  534214 , difficulty:  536885 , date:  "2015-06-26 09:00:32" },
  { height:  534215 , difficulty:  536429 , date:  "2015-06-26 09:01:41" },
  { height:  534216 , difficulty:  537448 , date:  "2015-06-26 09:01:54" },
  { height:  534217 , difficulty:  535996 , date:  "2015-06-26 09:02:00" },
  { height:  534218 , difficulty:  536404 , date:  "2015-06-26 09:02:12" },
  { height:  534219 , difficulty:  537663 , date:  "2015-06-26 09:03:23" },
  { height:  534220 , difficulty:  537072 , date:  "2015-06-26 09:04:05" },
  { height:  534221 , difficulty:  536787 , date:  "2015-06-26 09:05:14" },
  { height:  534222 , difficulty:  536282 , date:  "2015-06-26 09:05:38" },
  { height:  534223 , difficulty:  538409 , date:  "2015-06-26 09:05:50" },
  { height:  534224 , difficulty:  538055 , date:  "2015-06-26 09:06:46" },
  { height:  534225 , difficulty:  537484 , date:  "2015-06-26 09:07:10" },
  { height:  534226 , difficulty:  537191 , date:  "2015-06-26 09:07:41" },
  { height:  534227 , difficulty:  536897 , date:  "2015-06-26 09:07:46" },
  { height:  534228 , difficulty:  536709 , date:  "2015-06-26 09:08:07" },
  { height:  534229 , difficulty:  535979 , date:  "2015-06-26 09:08:11" },
  { height:  534230 , difficulty:  536387 , date:  "2015-06-26 09:08:46" },
  { height:  534231 , difficulty:  536171 , date:  "2015-06-26 09:09:57" },
  { height:  534232 , difficulty:  535997 , date:  "2015-06-26 09:10:45" },
  { height:  534233 , difficulty:  535920 , date:  "2015-06-26 09:10:47" },
  { height:  534234 , difficulty:  536053 , date:  "2015-06-26 09:10:58" },
  { height:  534235 , difficulty:  535899 , date:  "2015-06-26 09:11:47" },
  { height:  534236 , difficulty:  536213 , date:  "2015-06-26 09:12:09" },
  { height:  534237 , difficulty:  535831 , date:  "2015-06-26 09:12:15" },
  { height:  534238 , difficulty:  535678 , date:  "2015-06-26 09:12:41" },
  { height:  534239 , difficulty:  534462 , date:  "2015-06-26 09:12:45" },
  { height:  534240 , difficulty:  532637 , date:  "2015-06-26 09:13:44" },
  { height:  534241 , difficulty:  532575 , date:  "2015-06-26 09:13:39" },
  { height:  534242 , difficulty:  532690 , date:  "2015-06-26 09:13:45" },
  { height:  534243 , difficulty:  532478 , date:  "2015-06-26 09:14:33" },
  { height:  534244 , difficulty:  532361 , date:  "2015-06-26 09:17:30" },
  { height:  534245 , difficulty:  534138 , date:  "2015-06-26 09:18:36" },
  { height:  534246 , difficulty:  533480 , date:  "2015-06-26 09:18:45" },
  { height:  534247 , difficulty:  534289 , date:  "2015-06-26 09:19:47" },
  { height:  534248 , difficulty:  533551 , date:  "2015-06-26 09:19:50" },
  { height:  534249 , difficulty:  534122 , date:  "2015-06-26 09:20:22" },
  { height:  534250 , difficulty:  532877 , date:  "2015-06-26 09:20:26" },
  { height:  534251 , difficulty:  531932 , date:  "2015-06-26 09:20:29" },
  { height:  534252 , difficulty:  531949 , date:  "2015-06-26 09:21:24" },
  { height:  534253 , difficulty:  531267 , date:  "2015-06-26 09:21:50" },
  { height:  534254 , difficulty:  531690 , date:  "2015-06-26 09:23:11" },
  { height:  534255 , difficulty:  531444 , date:  "2015-06-26 09:24:22" },
  { height:  534256 , difficulty:  530105 , date:  "2015-06-26 09:24:27" },
  { height:  534257 , difficulty:  530926 , date:  "2015-06-26 09:24:38" },
  { height:  534258 , difficulty:  530729 , date:  "2015-06-26 09:26:50" },
  { height:  534259 , difficulty:  530827 , date:  "2015-06-26 09:27:13" },
  { height:  534260 , difficulty:  530234 , date:  "2015-06-26 09:27:40" },
  { height:  534261 , difficulty:  530198 , date:  "2015-06-26 09:28:04" },
  { height:  534262 , difficulty:  529593 , date:  "2015-06-26 09:30:04" },
  { height:  534263 , difficulty:  528976 , date:  "2015-06-26 09:30:07" },
  { height:  534264 , difficulty:  528379 , date:  "2015-06-26 09:30:19" },
  { height:  534265 , difficulty:  528716 , date:  "2015-06-26 09:30:35" },
  { height:  534266 , difficulty:  527511 , date:  "2015-06-26 09:30:42" },
  { height:  534267 , difficulty:  526999 , date:  "2015-06-26 09:31:15" },
  { height:  534268 , difficulty:  526505 , date:  "2015-06-26 09:31:29" },
  { height:  534269 , difficulty:  527767 , date:  "2015-06-26 09:34:13" },
  { height:  534270 , difficulty:  526691 , date:  "2015-06-26 09:35:03" },
  { height:  534271 , difficulty:  526278 , date:  "2015-06-26 09:36:01" },
  { height:  534272 , difficulty:  526356 , date:  "2015-06-26 09:37:38" },
  { height:  534273 , difficulty:  526490 , date:  "2015-06-26 09:38:14" },
  { height:  534274 , difficulty:  526279 , date:  "2015-06-26 09:38:35" },
  { height:  534275 , difficulty:  526305 , date:  "2015-06-26 09:39:38" },
  { height:  534276 , difficulty:  526135 , date:  "2015-06-26 09:39:46" },
  { height:  534277 , difficulty:  523983 , date:  "2015-06-26 09:42:06" },
  { height:  534278 , difficulty:  524794 , date:  "2015-06-26 09:42:57" },
  { height:  534279 , difficulty:  528194 , date:  "2015-06-26 09:43:39" },
  { height:  534280 , difficulty:  527985 , date:  "2015-06-26 09:44:21" },
  { height:  534281 , difficulty:  526715 , date:  "2015-06-26 09:44:31" },
  { height:  534282 , difficulty:  526061 , date:  "2015-06-26 09:47:32" },
  { height:  534283 , difficulty:  527155 , date:  "2015-06-26 09:48:26" },
  { height:  534284 , difficulty:  527314 , date:  "2015-06-26 09:48:30" },
  { height:  534285 , difficulty:  527025 , date:  "2015-06-26 09:49:04" },
  { height:  534286 , difficulty:  530024 , date:  "2015-06-26 09:49:48" },
  { height:  534287 , difficulty:  530227 , date:  "2015-06-26 09:50:15" },
  { height:  534288 , difficulty:  528841 , date:  "2015-06-26 09:50:19" },
  { height:  534289 , difficulty:  528984 , date:  "2015-06-26 09:50:43" },
  { height:  534290 , difficulty:  528654 , date:  "2015-06-26 09:52:01" },
  { height:  534291 , difficulty:  529873 , date:  "2015-06-26 09:52:33" },
  { height:  534292 , difficulty:  529731 , date:  "2015-06-26 09:53:28" },
  { height:  534293 , difficulty:  529520 , date:  "2015-06-26 09:53:55" },
  { height:  534294 , difficulty:  530085 , date:  "2015-06-26 09:53:57" },
  { height:  534295 , difficulty:  529181 , date:  "2015-06-26 09:54:43" },
  { height:  534296 , difficulty:  528631 , date:  "2015-06-26 09:55:25" },
  { height:  534297 , difficulty:  528475 , date:  "2015-06-26 09:55:33" },
  { height:  534298 , difficulty:  528087 , date:  "2015-06-26 09:55:49" },
  { height:  534299 , difficulty:  530944 , date:  "2015-06-26 09:56:04" },
  { height:  534300 , difficulty:  530158 , date:  "2015-06-26 09:57:09" },
  { height:  534301 , difficulty:  531263 , date:  "2015-06-26 09:57:17" },
  { height:  534302 , difficulty:  531389 , date:  "2015-06-26 09:57:56" },
  { height:  534303 , difficulty:  531705 , date:  "2015-06-26 09:59:37" },
  { height:  534304 , difficulty:  531260 , date:  "2015-06-26 09:59:41" },
  { height:  534305 , difficulty:  531049 , date:  "2015-06-26 09:59:56" },
  { height:  534306 , difficulty:  531015 , date:  "2015-06-26 10:00:11" },
  { height:  534307 , difficulty:  530780 , date:  "2015-06-26 10:00:25" },
  { height:  534308 , difficulty:  530891 , date:  "2015-06-26 10:01:28" },
  { height:  534309 , difficulty:  532853 , date:  "2015-06-26 10:03:24" },
  { height:  534310 , difficulty:  533124 , date:  "2015-06-26 10:03:59" },
  { height:  534311 , difficulty:  533597 , date:  "2015-06-26 10:04:28" },
  { height:  534312 , difficulty:  533700 , date:  "2015-06-26 10:05:09" },
  { height:  534313 , difficulty:  533474 , date:  "2015-06-26 10:06:24" },
  { height:  534314 , difficulty:  534548 , date:  "2015-06-26 10:07:33" },
  { height:  534315 , difficulty:  534303 , date:  "2015-06-26 10:08:02" },
  { height:  534316 , difficulty:  533509 , date:  "2015-06-26 10:09:05" },
  { height:  534317 , difficulty:  533640 , date:  "2015-06-26 10:09:35" },
  { height:  534318 , difficulty:  534703 , date:  "2015-06-26 10:09:59" },
  { height:  534319 , difficulty:  534665 , date:  "2015-06-26 10:10:37" },
  { height:  534320 , difficulty:  532582 , date:  "2015-06-26 10:11:01" },
  { height:  534321 , difficulty:  532277 , date:  "2015-06-26 10:11:17" },
  { height:  534322 , difficulty:  532207 , date:  "2015-06-26 10:11:26" },
  { height:  534323 , difficulty:  532271 , date:  "2015-06-26 10:11:38" },
  { height:  534324 , difficulty:  532641 , date:  "2015-06-26 10:12:32" },
  { height:  534325 , difficulty:  532063 , date:  "2015-06-26 10:14:05" },
  { height:  534326 , difficulty:  532976 , date:  "2015-06-26 10:14:31" },
  { height:  534327 , difficulty:  532845 , date:  "2015-06-26 10:14:45" },
  { height:  534328 , difficulty:  532296 , date:  "2015-06-26 10:15:21" },
  { height:  534329 , difficulty:  531803 , date:  "2015-06-26 10:16:50" },
  { height:  534330 , difficulty:  530937 , date:  "2015-06-26 10:17:18" },
  { height:  534331 , difficulty:  529927 , date:  "2015-06-26 10:17:20" },
  { height:  534332 , difficulty:  529949 , date:  "2015-06-26 10:18:21" },
  { height:  534333 , difficulty:  530933 , date:  "2015-06-26 10:19:16" },
  { height:  534334 , difficulty:  529459 , date:  "2015-06-26 10:20:32" },
  { height:  534335 , difficulty:  529032 , date:  "2015-06-26 10:20:37" },
  { height:  534336 , difficulty:  530821 , date:  "2015-06-26 10:21:13" },
  { height:  534337 , difficulty:  530343 , date:  "2015-06-26 10:22:21" },
  { height:  534338 , difficulty:  529267 , date:  "2015-06-26 10:23:00" },
  { height:  534339 , difficulty:  529124 , date:  "2015-06-26 10:23:35" },
  { height:  534340 , difficulty:  529088 , date:  "2015-06-26 10:23:38" },
  { height:  534341 , difficulty:  529258 , date:  "2015-06-26 10:24:02" },
  { height:  534342 , difficulty:  531440 , date:  "2015-06-26 10:24:58" },
  { height:  534343 , difficulty:  530824 , date:  "2015-06-26 10:25:06" },
  { height:  534344 , difficulty:  531026 , date:  "2015-06-26 10:25:18" },
  { height:  534345 , difficulty:  529804 , date:  "2015-06-26 10:26:18" },
  { height:  534346 , difficulty:  529051 , date:  "2015-06-26 10:27:12" },
  { height:  534347 , difficulty:  530438 , date:  "2015-06-26 10:27:44" },
  { height:  534348 , difficulty:  530012 , date:  "2015-06-26 10:29:02" },
  { height:  534349 , difficulty:  529485 , date:  "2015-06-26 10:31:51" },
  { height:  534350 , difficulty:  529014 , date:  "2015-06-26 10:31:53" },
  { height:  534351 , difficulty:  529405 , date:  "2015-06-26 10:32:08" },
  { height:  534352 , difficulty:  529258 , date:  "2015-06-26 10:32:19" },
  { height:  534353 , difficulty:  527738 , date:  "2015-06-26 10:32:23" },
  { height:  534354 , difficulty:  527602 , date:  "2015-06-26 10:32:29" },
  { height:  534355 , difficulty:  526901 , date:  "2015-06-26 10:32:43" },
  { height:  534356 , difficulty:  526309 , date:  "2015-06-26 10:33:00" },
  { height:  534357 , difficulty:  526072 , date:  "2015-06-26 10:33:11" },
  { height:  534358 , difficulty:  525146 , date:  "2015-06-26 10:33:29" },
  { height:  534359 , difficulty:  524341 , date:  "2015-06-26 10:35:29" },
  { height:  534360 , difficulty:  524172 , date:  "2015-06-26 10:35:33" },
  { height:  534361 , difficulty:  523813 , date:  "2015-06-26 10:35:41" },
  { height:  534362 , difficulty:  523710 , date:  "2015-06-26 10:37:48" },
  { height:  534363 , difficulty:  523387 , date:  "2015-06-26 10:38:03" },
  { height:  534364 , difficulty:  524805 , date:  "2015-06-26 10:38:08" },
  { height:  534365 , difficulty:  525274 , date:  "2015-06-26 10:38:23" },
  { height:  534366 , difficulty:  524170 , date:  "2015-06-26 10:39:43" },
  { height:  534367 , difficulty:  523678 , date:  "2015-06-26 10:39:59" },
  { height:  534368 , difficulty:  523609 , date:  "2015-06-26 10:40:07" },
  { height:  534369 , difficulty:  523282 , date:  "2015-06-26 10:40:11" },
  { height:  534370 , difficulty:  522990 , date:  "2015-06-26 10:40:24" },
  { height:  534371 , difficulty:  524170 , date:  "2015-06-26 10:40:42" },
  { height:  534372 , difficulty:  523589 , date:  "2015-06-26 10:42:57" },
  { height:  534373 , difficulty:  523626 , date:  "2015-06-26 10:43:06" },
  { height:  534374 , difficulty:  523325 , date:  "2015-06-26 10:43:21" },
  { height:  534375 , difficulty:  523912 , date:  "2015-06-26 10:45:37" },
  { height:  534376 , difficulty:  522898 , date:  "2015-06-26 10:45:39" },
  { height:  534377 , difficulty:  522795 , date:  "2015-06-26 10:46:44" },
  { height:  534378 , difficulty:  522178 , date:  "2015-06-26 10:47:32" },
  { height:  534379 , difficulty:  521027 , date:  "2015-06-26 10:49:40" },
  { height:  534380 , difficulty:  521886 , date:  "2015-06-26 10:49:43" },
  { height:  534381 , difficulty:  523275 , date:  "2015-06-26 10:49:59" },
  { height:  534382 , difficulty:  522829 , date:  "2015-06-26 10:50:19" },
  { height:  534383 , difficulty:  522655 , date:  "2015-06-26 10:50:20" },
  { height:  534384 , difficulty:  523204 , date:  "2015-06-26 10:50:42" },
  { height:  534385 , difficulty:  521632 , date:  "2015-06-26 10:51:42" },
  { height:  534386 , difficulty:  522513 , date:  "2015-06-26 10:52:48" },
  { height:  534387 , difficulty:  521945 , date:  "2015-06-26 10:52:53" },
  { height:  534388 , difficulty:  521727 , date:  "2015-06-26 10:53:30" },
  { height:  534389 , difficulty:  521824 , date:  "2015-06-26 10:56:11" },
  { height:  534390 , difficulty:  520969 , date:  "2015-06-26 10:56:25" },
  { height:  534391 , difficulty:  520550 , date:  "2015-06-26 10:57:04" },
  { height:  534392 , difficulty:  519615 , date:  "2015-06-26 10:57:11" },
  { height:  534393 , difficulty:  521113 , date:  "2015-06-26 10:57:50" },
  { height:  534394 , difficulty:  521339 , date:  "2015-06-26 10:58:09" },
  { height:  534395 , difficulty:  521115 , date:  "2015-06-26 10:58:11" },
  { height:  534396 , difficulty:  521539 , date:  "2015-06-26 10:58:57" },
  { height:  534397 , difficulty:  522213 , date:  "2015-06-26 10:59:35" },
  { height:  534398 , difficulty:  522083 , date:  "2015-06-26 11:00:11" },
  { height:  534399 , difficulty:  521660 , date:  "2015-06-26 11:00:23" },
  { height:  534400 , difficulty:  521272 , date:  "2015-06-26 11:00:47" },
  { height:  534401 , difficulty:  519936 , date:  "2015-06-26 11:03:08" },
  { height:  534402 , difficulty:  519395 , date:  "2015-06-26 11:04:04" },
  { height:  534403 , difficulty:  519674 , date:  "2015-06-26 11:04:09" },
  { height:  534404 , difficulty:  519064 , date:  "2015-06-26 11:04:58" },
  { height:  534405 , difficulty:  517959 , date:  "2015-06-26 11:05:06" },
  { height:  534406 , difficulty:  517547 , date:  "2015-06-26 11:05:41" },
  { height:  534407 , difficulty:  517334 , date:  "2015-06-26 11:06:13" },
  { height:  534408 , difficulty:  517692 , date:  "2015-06-26 11:06:37" },
  { height:  534409 , difficulty:  517313 , date:  "2015-06-26 11:06:42" },
  { height:  534410 , difficulty:  516621 , date:  "2015-06-26 11:07:10" },
  { height:  534411 , difficulty:  519044 , date:  "2015-06-26 11:07:35" },
  { height:  534412 , difficulty:  519275 , date:  "2015-06-26 11:07:53" },
  { height:  534413 , difficulty:  519539 , date:  "2015-06-26 11:09:45" },
  { height:  534414 , difficulty:  519045 , date:  "2015-06-26 11:10:22" },
  { height:  534415 , difficulty:  518753 , date:  "2015-06-26 11:11:05" },
  { height:  534416 , difficulty:  518811 , date:  "2015-06-26 11:11:37" },
  { height:  534417 , difficulty:  519595 , date:  "2015-06-26 11:11:53" },
  { height:  534418 , difficulty:  518791 , date:  "2015-06-26 11:12:14" },
  { height:  534419 , difficulty:  520173 , date:  "2015-06-26 11:12:32" },
  { height:  534420 , difficulty:  519943 , date:  "2015-06-26 11:12:36" },
  { height:  534421 , difficulty:  519781 , date:  "2015-06-26 11:13:59" },
  { height:  534422 , difficulty:  519366 , date:  "2015-06-26 11:14:05" },
  { height:  534423 , difficulty:  518845 , date:  "2015-06-26 11:14:10" },
  { height:  534424 , difficulty:  517714 , date:  "2015-06-26 11:14:20" },
  { height:  534425 , difficulty:  524756 , date:  "2015-06-26 11:14:23" },
  { height:  534426 , difficulty:  527762 , date:  "2015-06-26 11:14:34" },
  { height:  534427 , difficulty:  527759 , date:  "2015-06-26 11:14:59" },
  { height:  534428 , difficulty:  531348 , date:  "2015-06-26 11:15:06" },
  { height:  534429 , difficulty:  535607 , date:  "2015-06-26 11:15:12" },
  { height:  534430 , difficulty:  536954 , date:  "2015-06-26 11:15:18" },
  { height:  534431 , difficulty:  536657 , date:  "2015-06-26 11:15:34" },
  { height:  534432 , difficulty:  538924 , date:  "2015-06-26 11:16:30" },
  { height:  534433 , difficulty:  539453 , date:  "2015-06-26 11:17:34" },
  { height:  534434 , difficulty:  539109 , date:  "2015-06-26 11:19:26" },
  { height:  534435 , difficulty:  537386 , date:  "2015-06-26 11:19:49" },
  { height:  534436 , difficulty:  537323 , date:  "2015-06-26 11:20:19" },
  { height:  534437 , difficulty:  536999 , date:  "2015-06-26 11:20:48" },
  { height:  534438 , difficulty:  535856 , date:  "2015-06-26 11:20:51" },
  { height:  534439 , difficulty:  535410 , date:  "2015-06-26 11:21:16" },
  { height:  534440 , difficulty:  535166 , date:  "2015-06-26 11:22:37" },
  { height:  534441 , difficulty:  534729 , date:  "2015-06-26 11:23:18" },
  { height:  534442 , difficulty:  534132 , date:  "2015-06-26 11:23:32" },
  { height:  534443 , difficulty:  534142 , date:  "2015-06-26 11:23:39" },
  { height:  534444 , difficulty:  533861 , date:  "2015-06-26 11:23:44" },
  { height:  534445 , difficulty:  535032 , date:  "2015-06-26 11:23:52" },
  { height:  534446 , difficulty:  535337 , date:  "2015-06-26 11:24:20" },
  { height:  534447 , difficulty:  534974 , date:  "2015-06-26 11:24:31" },
  { height:  534448 , difficulty:  535098 , date:  "2015-06-26 11:25:18" },
  { height:  534449 , difficulty:  534697 , date:  "2015-06-26 11:25:22" },
  { height:  534450 , difficulty:  534307 , date:  "2015-06-26 11:25:34" },
  { height:  534451 , difficulty:  532335 , date:  "2015-06-26 11:26:32" },
  { height:  534452 , difficulty:  532483 , date:  "2015-06-26 11:27:28" },
  { height:  534453 , difficulty:  531778 , date:  "2015-06-26 11:28:17" },
  { height:  534454 , difficulty:  531086 , date:  "2015-06-26 11:28:48" },
  { height:  534455 , difficulty:  529813 , date:  "2015-06-26 11:28:52" },
  { height:  534456 , difficulty:  529521 , date:  "2015-06-26 11:29:30" },
  { height:  534457 , difficulty:  529115 , date:  "2015-06-26 11:32:19" },
  { height:  534458 , difficulty:  530905 , date:  "2015-06-26 11:32:28" },
  { height:  534459 , difficulty:  530700 , date:  "2015-06-26 11:32:41" },
  { height:  534460 , difficulty:  531118 , date:  "2015-06-26 11:32:46" },
  { height:  534461 , difficulty:  531374 , date:  "2015-06-26 11:34:28" },
  { height:  534462 , difficulty:  530831 , date:  "2015-06-26 11:35:04" },
  { height:  534463 , difficulty:  530652 , date:  "2015-06-26 11:35:39" },
  { height:  534464 , difficulty:  535431 , date:  "2015-06-26 11:35:49" },
  { height:  534465 , difficulty:  533162 , date:  "2015-06-26 11:38:10" },
  { height:  534466 , difficulty:  532877 , date:  "2015-06-26 11:39:31" },
  { height:  534467 , difficulty:  532760 , date:  "2015-06-26 11:39:32" },
  { height:  534468 , difficulty:  532686 , date:  "2015-06-26 11:39:55" },
  { height:  534469 , difficulty:  532213 , date:  "2015-06-26 11:40:16" },
  { height:  534470 , difficulty:  531816 , date:  "2015-06-26 11:44:00" },
  { height:  534471 , difficulty:  531530 , date:  "2015-06-26 11:45:14" },
  { height:  534472 , difficulty:  531368 , date:  "2015-06-26 11:45:18" },
  { height:  534473 , difficulty:  533155 , date:  "2015-06-26 11:45:20" },
  { height:  534474 , difficulty:  532663 , date:  "2015-06-26 11:45:27" },
  { height:  534475 , difficulty:  532216 , date:  "2015-06-26 11:46:13" },
  { height:  534476 , difficulty:  531843 , date:  "2015-06-26 11:46:24" },
  { height:  534477 , difficulty:  529893 , date:  "2015-06-26 11:47:03" },
  { height:  534478 , difficulty:  529829 , date:  "2015-06-26 11:47:16" },
  { height:  534479 , difficulty:  530112 , date:  "2015-06-26 11:47:21" },
  { height:  534480 , difficulty:  530198 , date:  "2015-06-26 11:48:32" },
  { height:  534481 , difficulty:  530025 , date:  "2015-06-26 11:49:18" },
  { height:  534482 , difficulty:  530514 , date:  "2015-06-26 11:50:19" },
  { height:  534483 , difficulty:  530117 , date:  "2015-06-26 11:50:20" },
  { height:  534484 , difficulty:  529963 , date:  "2015-06-26 11:50:44" },
  { height:  534485 , difficulty:  529724 , date:  "2015-06-26 11:50:46" },
  { height:  534486 , difficulty:  532140 , date:  "2015-06-26 11:51:56" },
  { height:  534487 , difficulty:  531586 , date:  "2015-06-26 11:52:33" },
  { height:  534488 , difficulty:  531791 , date:  "2015-06-26 11:53:42" },
  { height:  534489 , difficulty:  531415 , date:  "2015-06-26 11:53:51" },
  { height:  534490 , difficulty:  532501 , date:  "2015-06-26 11:54:10" },
  { height:  534491 , difficulty:  532432 , date:  "2015-06-26 11:54:30" },
  { height:  534492 , difficulty:  532363 , date:  "2015-06-26 11:55:57" },
  { height:  534493 , difficulty:  532945 , date:  "2015-06-26 11:56:13" },
  { height:  534494 , difficulty:  533767 , date:  "2015-06-26 11:58:11" },
  { height:  534495 , difficulty:  535481 , date:  "2015-06-26 11:58:17" },
  { height:  534496 , difficulty:  536038 , date:  "2015-06-26 11:58:38" },
  { height:  534497 , difficulty:  534848 , date:  "2015-06-26 12:00:09" },
  { height:  534498 , difficulty:  535621 , date:  "2015-06-26 12:00:10" },
  { height:  534499 , difficulty:  535330 , date:  "2015-06-26 12:00:26" },
  { height:  534500 , difficulty:  536153 , date:  "2015-06-26 12:00:44" },
  { height:  534501 , difficulty:  536107 , date:  "2015-06-26 12:00:54" },
  { height:  534502 , difficulty:  536263 , date:  "2015-06-26 12:01:01" },
  { height:  534503 , difficulty:  535809 , date:  "2015-06-26 12:01:14" },
  { height:  534504 , difficulty:  535587 , date:  "2015-06-26 12:01:16" },
  { height:  534505 , difficulty:  535303 , date:  "2015-06-26 12:03:35" },
  { height:  534506 , difficulty:  535012 , date:  "2015-06-26 12:03:38" },
  { height:  534507 , difficulty:  534810 , date:  "2015-06-26 12:04:32" },
  { height:  534508 , difficulty:  536312 , date:  "2015-06-26 12:04:58" },
  { height:  534509 , difficulty:  535418 , date:  "2015-06-26 12:05:56" },
  { height:  534510 , difficulty:  534588 , date:  "2015-06-26 12:06:01" },
  { height:  534511 , difficulty:  534505 , date:  "2015-06-26 12:06:27" },
  { height:  534512 , difficulty:  534571 , date:  "2015-06-26 12:08:43" },
  { height:  534513 , difficulty:  534151 , date:  "2015-06-26 12:08:54" },
  { height:  534514 , difficulty:  534037 , date:  "2015-06-26 12:08:58" },
  { height:  534515 , difficulty:  533514 , date:  "2015-06-26 12:09:19" },
  { height:  534516 , difficulty:  535207 , date:  "2015-06-26 12:09:43" },
  { height:  534517 , difficulty:  534424 , date:  "2015-06-26 12:11:03" },
  { height:  534518 , difficulty:  534278 , date:  "2015-06-26 12:11:04" },
  { height:  534519 , difficulty:  535010 , date:  "2015-06-26 12:12:35" },
  { height:  534520 , difficulty:  534989 , date:  "2015-06-26 12:12:47" },
  { height:  534521 , difficulty:  537531 , date:  "2015-06-26 12:12:57" },
  { height:  534522 , difficulty:  537734 , date:  "2015-06-26 12:15:43" },
  { height:  534523 , difficulty:  537420 , date:  "2015-06-26 12:15:46" },
  { height:  534524 , difficulty:  537667 , date:  "2015-06-26 12:16:18" },
  { height:  534525 , difficulty:  537458 , date:  "2015-06-26 12:17:14" },
  { height:  534526 , difficulty:  538908 , date:  "2015-06-26 12:18:17" },
  { height:  534527 , difficulty:  538977 , date:  "2015-06-26 12:18:30" },
  { height:  534528 , difficulty:  538016 , date:  "2015-06-26 12:18:40" },
  { height:  534529 , difficulty:  538604 , date:  "2015-06-26 12:19:24" },
  { height:  534530 , difficulty:  539259 , date:  "2015-06-26 12:19:49" },
  { height:  534531 , difficulty:  538958 , date:  "2015-06-26 12:19:52" },
  { height:  534532 , difficulty:  539979 , date:  "2015-06-26 12:21:06" },
  { height:  534533 , difficulty:  539149 , date:  "2015-06-26 12:24:34" },
  { height:  534534 , difficulty:  540205 , date:  "2015-06-26 12:24:37" },
  { height:  534535 , difficulty:  540606 , date:  "2015-06-26 12:25:14" },
  { height:  534536 , difficulty:  540324 , date:  "2015-06-26 12:25:19" },
  { height:  534537 , difficulty:  538980 , date:  "2015-06-26 12:26:04" },
  { height:  534538 , difficulty:  539528 , date:  "2015-06-26 12:26:09" },
  { height:  534539 , difficulty:  539496 , date:  "2015-06-26 12:26:40" },
  { height:  534540 , difficulty:  539458 , date:  "2015-06-26 12:26:46" },
  { height:  534541 , difficulty:  539640 , date:  "2015-06-26 12:27:54" },
  { height:  534542 , difficulty:  539057 , date:  "2015-06-26 12:30:17" },
  { height:  534543 , difficulty:  538844 , date:  "2015-06-26 12:30:23" },
  { height:  534544 , difficulty:  538605 , date:  "2015-06-26 12:30:45" },
  { height:  534545 , difficulty:  538509 , date:  "2015-06-26 12:31:02" },
  { height:  534546 , difficulty:  537087 , date:  "2015-06-26 12:31:07" },
  { height:  534547 , difficulty:  537723 , date:  "2015-06-26 12:31:30" },
  { height:  534548 , difficulty:  537639 , date:  "2015-06-26 12:31:35" },
  { height:  534549 , difficulty:  537785 , date:  "2015-06-26 12:32:07" },
  { height:  534550 , difficulty:  537483 , date:  "2015-06-26 12:32:13" },
  { height:  534551 , difficulty:  536616 , date:  "2015-06-26 12:32:59" },
  { height:  534552 , difficulty:  536274 , date:  "2015-06-26 12:33:05" },
  { height:  534553 , difficulty:  535862 , date:  "2015-06-26 12:34:53" },
  { height:  534554 , difficulty:  535660 , date:  "2015-06-26 12:35:04" },
  { height:  534555 , difficulty:  536207 , date:  "2015-06-26 12:36:07" },
  { height:  534556 , difficulty:  536508 , date:  "2015-06-26 12:36:32" },
  { height:  534557 , difficulty:  535794 , date:  "2015-06-26 12:36:54" },
  { height:  534558 , difficulty:  535097 , date:  "2015-06-26 12:36:57" },
  { height:  534559 , difficulty:  534854 , date:  "2015-06-26 12:37:19" },
  { height:  534560 , difficulty:  535318 , date:  "2015-06-26 12:38:23" },
  { height:  534561 , difficulty:  536295 , date:  "2015-06-26 12:40:15" },
  { height:  534562 , difficulty:  535141 , date:  "2015-06-26 12:40:25" },
  { height:  534563 , difficulty:  534957 , date:  "2015-06-26 12:41:05" },
  { height:  534564 , difficulty:  535187 , date:  "2015-06-26 12:41:42" },
  { height:  534565 , difficulty:  534800 , date:  "2015-06-26 12:42:28" },
  { height:  534566 , difficulty:  534517 , date:  "2015-06-26 12:42:41" },
  { height:  534567 , difficulty:  534026 , date:  "2015-06-26 12:44:08" },
  { height:  534568 , difficulty:  532674 , date:  "2015-06-26 12:44:23" },
  { height:  534569 , difficulty:  532683 , date:  "2015-06-26 12:45:24" },
  { height:  534570 , difficulty:  532631 , date:  "2015-06-26 12:46:18" },
  { height:  534571 , difficulty:  532352 , date:  "2015-06-26 12:46:45" },
  { height:  534572 , difficulty:  533743 , date:  "2015-06-26 12:49:59" },
  { height:  534573 , difficulty:  532490 , date:  "2015-06-26 12:50:12" },
  { height:  534574 , difficulty:  532652 , date:  "2015-06-26 12:51:13" },
  { height:  534575 , difficulty:  532853 , date:  "2015-06-26 12:52:11" },
  { height:  534576 , difficulty:  532532 , date:  "2015-06-26 12:53:04" },
  { height:  534577 , difficulty:  533336 , date:  "2015-06-26 12:53:18" },
  { height:  534578 , difficulty:  533959 , date:  "2015-06-26 12:53:27" },
  { height:  534579 , difficulty:  535360 , date:  "2015-06-26 12:55:07" },
  { height:  534580 , difficulty:  535463 , date:  "2015-06-26 12:55:09" },
  { height:  534581 , difficulty:  533408 , date:  "2015-06-26 12:55:26" },
  { height:  534582 , difficulty:  533869 , date:  "2015-06-26 12:56:35" },
  { height:  534583 , difficulty:  533432 , date:  "2015-06-26 12:57:38" },
  { height:  534584 , difficulty:  532832 , date:  "2015-06-26 12:57:41" },
  { height:  534585 , difficulty:  532034 , date:  "2015-06-26 12:58:23" },
  { height:  534586 , difficulty:  532353 , date:  "2015-06-26 12:58:34" },
  { height:  534587 , difficulty:  531804 , date:  "2015-06-26 13:00:29" },
  { height:  534588 , difficulty:  530390 , date:  "2015-06-26 13:01:56" },
  { height:  534589 , difficulty:  530034 , date:  "2015-06-26 13:02:56" },
  { height:  534590 , difficulty:  529884 , date:  "2015-06-26 13:03:06" },
  { height:  534591 , difficulty:  529915 , date:  "2015-06-26 13:03:51" },
  { height:  534592 , difficulty:  529390 , date:  "2015-06-26 13:04:08" },
  { height:  534593 , difficulty:  528433 , date:  "2015-06-26 13:04:35" },
  { height:  534594 , difficulty:  531529 , date:  "2015-06-26 13:04:38" },
  { height:  534595 , difficulty:  531989 , date:  "2015-06-26 13:05:20" },
  { height:  534596 , difficulty:  531684 , date:  "2015-06-26 13:05:21" },
  { height:  534597 , difficulty:  532367 , date:  "2015-06-26 13:06:24" },
  { height:  534598 , difficulty:  530965 , date:  "2015-06-26 13:08:09" },
  { height:  534599 , difficulty:  530855 , date:  "2015-06-26 13:08:21" },
  { height:  534600 , difficulty:  530629 , date:  "2015-06-26 13:09:46" },
  { height:  534601 , difficulty:  530007 , date:  "2015-06-26 13:09:50" },
  { height:  534602 , difficulty:  529761 , date:  "2015-06-26 13:11:38" },
  { height:  534603 , difficulty:  529661 , date:  "2015-06-26 13:12:05" },
  { height:  534604 , difficulty:  531418 , date:  "2015-06-26 13:12:14" },
  { height:  534605 , difficulty:  530737 , date:  "2015-06-26 13:12:18" },
  { height:  534606 , difficulty:  530483 , date:  "2015-06-26 13:12:34" },
  { height:  534607 , difficulty:  533268 , date:  "2015-06-26 13:13:43" },
  { height:  534608 , difficulty:  532030 , date:  "2015-06-26 13:14:24" },
  { height:  534609 , difficulty:  529109 , date:  "2015-06-26 13:16:23" },
  { height:  534610 , difficulty:  528879 , date:  "2015-06-26 13:16:27" },
  { height:  534611 , difficulty:  528568 , date:  "2015-06-26 13:16:38" },
  { height:  534612 , difficulty:  528756 , date:  "2015-06-26 13:17:32" },
  { height:  534613 , difficulty:  528389 , date:  "2015-06-26 13:17:56" },
  { height:  534614 , difficulty:  528197 , date:  "2015-06-26 13:17:57" },
  { height:  534615 , difficulty:  529014 , date:  "2015-06-26 13:19:55" },
  { height:  534616 , difficulty:  529571 , date:  "2015-06-26 13:20:03" },
  { height:  534617 , difficulty:  528441 , date:  "2015-06-26 13:20:05" },
  { height:  534618 , difficulty:  526341 , date:  "2015-06-26 13:21:18" },
  { height:  534619 , difficulty:  526206 , date:  "2015-06-26 13:21:25" },
  { height:  534620 , difficulty:  525744 , date:  "2015-06-26 13:21:48" },
  { height:  534621 , difficulty:  527059 , date:  "2015-06-26 13:22:16" },
  { height:  534622 , difficulty:  527263 , date:  "2015-06-26 13:23:34" },
  { height:  534623 , difficulty:  527050 , date:  "2015-06-26 13:23:37" },
  { height:  534624 , difficulty:  527388 , date:  "2015-06-26 13:25:49" },
  { height:  534625 , difficulty:  527424 , date:  "2015-06-26 13:26:13" },
  { height:  534626 , difficulty:  528424 , date:  "2015-06-26 13:26:29" },
  { height:  534627 , difficulty:  527626 , date:  "2015-06-26 13:26:50" },
  { height:  534628 , difficulty:  527725 , date:  "2015-06-26 13:27:31" },
  { height:  534629 , difficulty:  527480 , date:  "2015-06-26 13:29:06" },
  { height:  534630 , difficulty:  527468 , date:  "2015-06-26 13:29:13" },
  { height:  534631 , difficulty:  526416 , date:  "2015-06-26 13:30:19" },
  { height:  534632 , difficulty:  526263 , date:  "2015-06-26 13:31:19" },
  { height:  534633 , difficulty:  525807 , date:  "2015-06-26 13:32:16" },
  { height:  534634 , difficulty:  525701 , date:  "2015-06-26 13:32:47" },
  { height:  534635 , difficulty:  525675 , date:  "2015-06-26 13:32:52" },
  { height:  534636 , difficulty:  526123 , date:  "2015-06-26 13:33:16" },
  { height:  534637 , difficulty:  525548 , date:  "2015-06-26 13:33:39" },
  { height:  534638 , difficulty:  526263 , date:  "2015-06-26 13:34:16" },
  { height:  534639 , difficulty:  525527 , date:  "2015-06-26 13:34:27" },
  { height:  534640 , difficulty:  526416 , date:  "2015-06-26 13:34:34" },
  { height:  534641 , difficulty:  525994 , date:  "2015-06-26 13:34:36" },
  { height:  534642 , difficulty:  527761 , date:  "2015-06-26 13:35:53" },
  { height:  534643 , difficulty:  526933 , date:  "2015-06-26 13:36:43" },
  { height:  534644 , difficulty:  526741 , date:  "2015-06-26 13:38:15" },
  { height:  534645 , difficulty:  526232 , date:  "2015-06-26 13:40:22" },
  { height:  534646 , difficulty:  525952 , date:  "2015-06-26 13:40:29" },
  { height:  534647 , difficulty:  526119 , date:  "2015-06-26 13:43:40" },
  { height:  534648 , difficulty:  523292 , date:  "2015-06-26 13:44:27" },
  { height:  534649 , difficulty:  523446 , date:  "2015-06-26 13:44:58" },
  { height:  534650 , difficulty:  523997 , date:  "2015-06-26 13:47:00" },
  { height:  534651 , difficulty:  523456 , date:  "2015-06-26 13:47:02" },
  { height:  534652 , difficulty:  522488 , date:  "2015-06-26 13:47:03" },
  { height:  534653 , difficulty:  524277 , date:  "2015-06-26 13:47:34" },
  { height:  534654 , difficulty:  523915 , date:  "2015-06-26 13:49:37" },
  { height:  534655 , difficulty:  524683 , date:  "2015-06-26 13:50:13" },
  { height:  534656 , difficulty:  524866 , date:  "2015-06-26 13:50:14" },
  { height:  534657 , difficulty:  524368 , date:  "2015-06-26 13:51:27" },
  { height:  534658 , difficulty:  524776 , date:  "2015-06-26 13:52:36" },
  { height:  534659 , difficulty:  524427 , date:  "2015-06-26 13:52:41" },
  { height:  534660 , difficulty:  524394 , date:  "2015-06-26 13:53:06" },
  { height:  534661 , difficulty:  523789 , date:  "2015-06-26 13:54:58" },
  { height:  534662 , difficulty:  523558 , date:  "2015-06-26 13:55:24" },
  { height:  534663 , difficulty:  522002 , date:  "2015-06-26 13:55:35" },
  { height:  534664 , difficulty:  521357 , date:  "2015-06-26 13:55:49" },
  { height:  534665 , difficulty:  520398 , date:  "2015-06-26 13:57:35" },
  { height:  534666 , difficulty:  523127 , date:  "2015-06-26 13:57:44" },
  { height:  534667 , difficulty:  524243 , date:  "2015-06-26 13:57:47" },
  { height:  534668 , difficulty:  525915 , date:  "2015-06-26 13:59:12" },
  { height:  534669 , difficulty:  529472 , date:  "2015-06-26 13:59:27" },
  { height:  534670 , difficulty:  529200 , date:  "2015-06-26 13:59:42" },
  { height:  534671 , difficulty:  528763 , date:  "2015-06-26 13:59:49" },
  { height:  534672 , difficulty:  540669 , date:  "2015-06-26 14:00:12" },
  { height:  534673 , difficulty:  539714 , date:  "2015-06-26 14:00:47" },
  { height:  534674 , difficulty:  544287 , date:  "2015-06-26 14:01:41" },
  { height:  534675 , difficulty:  546824 , date:  "2015-06-26 14:02:48" },
  { height:  534676 , difficulty:  546544 , date:  "2015-06-26 14:03:45" },
  { height:  534677 , difficulty:  546713 , date:  "2015-06-26 14:05:43" },
  { height:  534678 , difficulty:  548449 , date:  "2015-06-26 14:06:25" },
  { height:  534679 , difficulty:  547826 , date:  "2015-06-26 14:08:51" },
  { height:  534680 , difficulty:  551906 , date:  "2015-06-26 14:09:14" },
  { height:  534681 , difficulty:  554874 , date:  "2015-06-26 14:10:14" },
  { height:  534682 , difficulty:  554546 , date:  "2015-06-26 14:10:38" },
  { height:  534683 , difficulty:  553295 , date:  "2015-06-26 14:11:13" },
  { height:  534684 , difficulty:  561786 , date:  "2015-06-26 14:12:41" },
  { height:  534685 , difficulty:  560358 , date:  "2015-06-26 14:12:50" },
  { height:  534686 , difficulty:  560795 , date:  "2015-06-26 14:13:38" },
  { height:  534687 , difficulty:  560305 , date:  "2015-06-26 14:16:19" },
  { height:  534688 , difficulty:  559632 , date:  "2015-06-26 14:16:23" },
  { height:  534689 , difficulty:  564027 , date:  "2015-06-26 14:17:28" },
  { height:  534690 , difficulty:  569277 , date:  "2015-06-26 14:18:16" },
  { height:  534691 , difficulty:  567606 , date:  "2015-06-26 14:19:27" },
  { height:  534692 , difficulty:  567334 , date:  "2015-06-26 14:19:53" },
  { height:  534693 , difficulty:  570578 , date:  "2015-06-26 14:21:02" },
  { height:  534694 , difficulty:  574850 , date:  "2015-06-26 14:21:10" },
  { height:  534695 , difficulty:  575298 , date:  "2015-06-26 14:21:13" },
  { height:  534696 , difficulty:  575624 , date:  "2015-06-26 14:21:34" },
  { height:  534697 , difficulty:  577106 , date:  "2015-06-26 14:22:11" },
  { height:  534698 , difficulty:  577214 , date:  "2015-06-26 14:22:28" },
  { height:  534699 , difficulty:  586538 , date:  "2015-06-26 14:23:58" },
  { height:  534700 , difficulty:  584173 , date:  "2015-06-26 14:24:20" },
  { height:  534701 , difficulty:  583565 , date:  "2015-06-26 14:24:45" },
  { height:  534702 , difficulty:  587758 , date:  "2015-06-26 14:25:07" },
  { height:  534703 , difficulty:  587326 , date:  "2015-06-26 14:26:33" },
  { height:  534704 , difficulty:  587065 , date:  "2015-06-26 14:27:00" },
  { height:  534705 , difficulty:  585138 , date:  "2015-06-26 14:28:03" },
  { height:  534706 , difficulty:  596120 , date:  "2015-06-26 14:30:51" },
  { height:  534707 , difficulty:  597824 , date:  "2015-06-26 14:31:26" },
  { height:  534708 , difficulty:  605571 , date:  "2015-06-26 14:32:54" },
  { height:  534709 , difficulty:  604996 , date:  "2015-06-26 14:32:57" },
  { height:  534710 , difficulty:  614023 , date:  "2015-06-26 14:33:14" },
  { height:  534711 , difficulty:  613618 , date:  "2015-06-26 14:33:42" },
  { height:  534712 , difficulty:  630239 , date:  "2015-06-26 14:33:44" },
  { height:  534713 , difficulty:  629897 , date:  "2015-06-26 14:34:25" },
  { height:  534714 , difficulty:  630847 , date:  "2015-06-26 14:35:11" },
  { height:  534715 , difficulty:  631042 , date:  "2015-06-26 14:35:35" },
  { height:  534716 , difficulty:  630545 , date:  "2015-06-26 14:36:20" },
  { height:  534717 , difficulty:  631880 , date:  "2015-06-26 14:36:22" },
  { height:  534718 , difficulty:  636763 , date:  "2015-06-26 14:37:09" },
  { height:  534719 , difficulty:  635456 , date:  "2015-06-26 14:37:21" },
  { height:  534720 , difficulty:  640092 , date:  "2015-06-26 14:37:34" },
  { height:  534721 , difficulty:  640063 , date:  "2015-06-26 14:37:38" },
  { height:  534722 , difficulty:  639602 , date:  "2015-06-26 14:38:36" },
  { height:  534723 , difficulty:  641133 , date:  "2015-06-26 14:39:24" },
  { height:  534724 , difficulty:  640970 , date:  "2015-06-26 14:42:18" },
  { height:  534725 , difficulty:  640210 , date:  "2015-06-26 14:44:32" },
  { height:  534726 , difficulty:  642598 , date:  "2015-06-26 14:44:39" },
  { height:  534727 , difficulty:  642335 , date:  "2015-06-26 14:44:42" },
  { height:  534728 , difficulty:  645515 , date:  "2015-06-26 14:44:46" },
  { height:  534729 , difficulty:  645154 , date:  "2015-06-26 14:44:49" },
  { height:  534730 , difficulty:  648802 , date:  "2015-06-26 14:44:54" },
  { height:  534731 , difficulty:  648955 , date:  "2015-06-26 14:44:58" },
  { height:  534732 , difficulty:  655299 , date:  "2015-06-26 14:47:01" },
  { height:  534733 , difficulty:  667534 , date:  "2015-06-26 14:47:45" },
  { height:  534734 , difficulty:  668839 , date:  "2015-06-26 14:49:17" },
  { height:  534735 , difficulty:  672386 , date:  "2015-06-26 14:50:10" },
  { height:  534736 , difficulty:  683511 , date:  "2015-06-26 14:50:21" },
  { height:  534737 , difficulty:  693753 , date:  "2015-06-26 14:50:49" },
  { height:  534738 , difficulty:  693128 , date:  "2015-06-26 14:51:24" },
  { height:  534739 , difficulty:  707928 , date:  "2015-06-26 14:52:54" },
  { height:  534740 , difficulty:  711450 , date:  "2015-06-26 14:52:58" },
  { height:  534741 , difficulty:  711797 , date:  "2015-06-26 14:53:02" },
  { height:  534742 , difficulty:  711310 , date:  "2015-06-26 14:53:04" },
  { height:  534743 , difficulty:  730895 , date:  "2015-06-26 14:53:32" },
  { height:  534744 , difficulty:  736019 , date:  "2015-06-26 14:54:21" },
  { height:  534745 , difficulty:  735798 , date:  "2015-06-26 14:55:41" },
  { height:  534746 , difficulty:  739288 , date:  "2015-06-26 14:55:44" },
  { height:  534747 , difficulty:  745692 , date:  "2015-06-26 15:02:01" },
  { height:  534748 , difficulty:  757430 , date:  "2015-06-26 15:03:48" },
  { height:  534749 , difficulty:  756120 , date:  "2015-06-26 15:04:22" },
  { height:  534750 , difficulty:  754550 , date:  "2015-06-26 15:06:02" },
  { height:  534751 , difficulty:  756583 , date:  "2015-06-26 15:06:03" },
  { height:  534752 , difficulty:  755375 , date:  "2015-06-26 15:10:13" },
  { height:  534753 , difficulty:  752227 , date:  "2015-06-26 15:10:20" },
  { height:  534754 , difficulty:  751478 , date:  "2015-06-26 15:10:34" },
  { height:  534755 , difficulty:  757745 , date:  "2015-06-26 15:15:31" },
  { height:  534756 , difficulty:  756886 , date:  "2015-06-26 15:15:37" },
  { height:  534757 , difficulty:  755399 , date:  "2015-06-26 15:17:09" },
  { height:  534758 , difficulty:  756399 , date:  "2015-06-26 15:18:03" },
  { height:  534759 , difficulty:  758812 , date:  "2015-06-26 15:18:19" },
  { height:  534760 , difficulty:  757439 , date:  "2015-06-26 15:22:43" },
  { height:  534761 , difficulty:  757124 , date:  "2015-06-26 15:23:12" },
  { height:  534762 , difficulty:  755688 , date:  "2015-06-26 15:23:27" },
  { height:  534763 , difficulty:  751137 , date:  "2015-06-26 15:26:28" },
  { height:  534764 , difficulty:  751104 , date:  "2015-06-26 15:26:38" },
  { height:  534765 , difficulty:  749295 , date:  "2015-06-26 15:27:00" },
  { height:  534766 , difficulty:  748152 , date:  "2015-06-26 15:27:43" },
  { height:  534767 , difficulty:  749487 , date:  "2015-06-26 15:27:55" },
  { height:  534768 , difficulty:  753591 , date:  "2015-06-26 15:31:29" },
  { height:  534769 , difficulty:  752621 , date:  "2015-06-26 15:31:30" },
  { height:  534770 , difficulty:  765154 , date:  "2015-06-26 15:31:34" },
  { height:  534771 , difficulty:  765570 , date:  "2015-06-26 15:32:21" },
  { height:  534772 , difficulty:  765900 , date:  "2015-06-26 15:33:07" },
  { height:  534773 , difficulty:  765452 , date:  "2015-06-26 15:33:41" },
  { height:  534774 , difficulty:  765004 , date:  "2015-06-26 15:33:44" },
  { height:  534775 , difficulty:  762945 , date:  "2015-06-26 15:34:01" },
  { height:  534776 , difficulty:  763282 , date:  "2015-06-26 15:36:51" },
  { height:  534777 , difficulty:  764189 , date:  "2015-06-26 15:37:15" },
  { height:  534778 , difficulty:  766238 , date:  "2015-06-26 15:37:19" },
  { height:  534779 , difficulty:  769029 , date:  "2015-06-26 15:37:43" },
  { height:  534780 , difficulty:  768074 , date:  "2015-06-26 15:38:57" },
  { height:  534781 , difficulty:  768330 , date:  "2015-06-26 15:39:38" },
  { height:  534782 , difficulty:  763183 , date:  "2015-06-26 15:40:28" },
  { height:  534783 , difficulty:  769045 , date:  "2015-06-26 15:42:24" },
  { height:  534784 , difficulty:  766567 , date:  "2015-06-26 15:42:32" },
  { height:  534785 , difficulty:  771596 , date:  "2015-06-26 15:43:46" },
  { height:  534786 , difficulty:  774774 , date:  "2015-06-26 15:45:26" },
  { height:  534787 , difficulty:  775080 , date:  "2015-06-26 15:47:21" },
  { height:  534788 , difficulty:  777887 , date:  "2015-06-26 15:47:40" },
  { height:  534789 , difficulty:  781628 , date:  "2015-06-26 15:49:16" },
  { height:  534790 , difficulty:  780401 , date:  "2015-06-26 15:49:21" },
  { height:  534791 , difficulty:  783562 , date:  "2015-06-26 15:49:36" },
  { height:  534792 , difficulty:  782957 , date:  "2015-06-26 15:50:35" },
  { height:  534793 , difficulty:  784228 , date:  "2015-06-26 15:51:07" },
  { height:  534794 , difficulty:  782915 , date:  "2015-06-26 15:51:13" },
  { height:  534795 , difficulty:  784740 , date:  "2015-06-26 15:51:46" },
  { height:  534796 , difficulty:  784522 , date:  "2015-06-26 15:51:51" },
  { height:  534797 , difficulty:  786059 , date:  "2015-06-26 15:52:13" },
  { height:  534798 , difficulty:  785747 , date:  "2015-06-26 15:54:16" },
  { height:  534799 , difficulty:  784839 , date:  "2015-06-26 15:54:49" },
  { height:  534800 , difficulty:  779608 , date:  "2015-06-26 15:56:35" },
  { height:  534801 , difficulty:  775903 , date:  "2015-06-26 15:57:05" },
  { height:  534802 , difficulty:  776393 , date:  "2015-06-26 15:58:46" },
  { height:  534803 , difficulty:  776851 , date:  "2015-06-26 15:59:03" },
  { height:  534804 , difficulty:  777976 , date:  "2015-06-26 15:59:26" },
  { height:  534805 , difficulty:  783641 , date:  "2015-06-26 15:59:30" },
  { height:  534806 , difficulty:  783663 , date:  "2015-06-26 15:59:40" },
  { height:  534807 , difficulty:  785015 , date:  "2015-06-26 16:02:53" },
  { height:  534808 , difficulty:  781952 , date:  "2015-06-26 16:02:59" },
  { height:  534809 , difficulty:  781695 , date:  "2015-06-26 16:03:17" },
  { height:  534810 , difficulty:  787056 , date:  "2015-06-26 16:03:23" },
  { height:  534811 , difficulty:  786909 , date:  "2015-06-26 16:03:57" },
  { height:  534812 , difficulty:  787882 , date:  "2015-06-26 16:04:56" },
  { height:  534813 , difficulty:  789156 , date:  "2015-06-26 16:06:20" },
  { height:  534814 , difficulty:  793498 , date:  "2015-06-26 16:06:31" },
  { height:  534815 , difficulty:  790957 , date:  "2015-06-26 16:06:33" },
  { height:  534816 , difficulty:  795088 , date:  "2015-06-26 16:08:40" },
  { height:  534817 , difficulty:  795861 , date:  "2015-06-26 16:08:44" },
  { height:  534818 , difficulty:  796893 , date:  "2015-06-26 16:10:31" },
  { height:  534819 , difficulty:  798095 , date:  "2015-06-26 16:10:46" },
  { height:  534820 , difficulty:  797291 , date:  "2015-06-26 16:11:30" },
  { height:  534821 , difficulty:  796131 , date:  "2015-06-26 16:11:31" },
  { height:  534822 , difficulty:  797621 , date:  "2015-06-26 16:12:19" },
  { height:  534823 , difficulty:  786376 , date:  "2015-06-26 16:13:35" },
  { height:  534824 , difficulty:  787888 , date:  "2015-06-26 16:14:21" },
  { height:  534825 , difficulty:  787586 , date:  "2015-06-26 16:17:06" },
  { height:  534826 , difficulty:  785542 , date:  "2015-06-26 16:17:13" },
  { height:  534827 , difficulty:  786064 , date:  "2015-06-26 16:17:50" },
  { height:  534828 , difficulty:  780251 , date:  "2015-06-26 16:20:24" },
  { height:  534829 , difficulty:  780664 , date:  "2015-06-26 16:22:03" },
  { height:  534830 , difficulty:  780793 , date:  "2015-06-26 16:22:28" },
  { height:  534831 , difficulty:  772271 , date:  "2015-06-26 16:24:19" },
  { height:  534832 , difficulty:  775781 , date:  "2015-06-26 16:24:24" },
  { height:  534833 , difficulty:  773452 , date:  "2015-06-26 16:25:21" },
  { height:  534834 , difficulty:  772385 , date:  "2015-06-26 16:25:23" },
  { height:  534835 , difficulty:  773360 , date:  "2015-06-26 16:25:57" },
  { height:  534836 , difficulty:  766370 , date:  "2015-06-26 16:26:22" },
  { height:  534837 , difficulty:  766432 , date:  "2015-06-26 16:26:48" },
  { height:  534838 , difficulty:  770624 , date:  "2015-06-26 16:27:22" },
  { height:  534839 , difficulty:  771692 , date:  "2015-06-26 16:28:04" },
  { height:  534840 , difficulty:  771945 , date:  "2015-06-26 16:28:25" },
  { height:  534841 , difficulty:  772011 , date:  "2015-06-26 16:28:36" },
  { height:  534842 , difficulty:  771348 , date:  "2015-06-26 16:29:01" },
  { height:  534843 , difficulty:  772436 , date:  "2015-06-26 16:30:26" },
  { height:  534844 , difficulty:  767175 , date:  "2015-06-26 16:30:56" },
  { height:  534845 , difficulty:  769071 , date:  "2015-06-26 16:31:04" },
  { height:  534846 , difficulty:  769754 , date:  "2015-06-26 16:34:21" },
  { height:  534847 , difficulty:  771006 , date:  "2015-06-26 16:34:31" },
  { height:  534848 , difficulty:  771240 , date:  "2015-06-26 16:34:54" },
  { height:  534849 , difficulty:  773610 , date:  "2015-06-26 16:36:39" },
  { height:  534850 , difficulty:  777358 , date:  "2015-06-26 16:39:59" },
  { height:  534851 , difficulty:  779815 , date:  "2015-06-26 16:40:05" },
  { height:  534852 , difficulty:  776537 , date:  "2015-06-26 16:44:15" },
  { height:  534853 , difficulty:  776829 , date:  "2015-06-26 16:46:22" },
  { height:  534854 , difficulty:  777643 , date:  "2015-06-26 16:46:29" },
  { height:  534855 , difficulty:  780637 , date:  "2015-06-26 16:46:45" },
  { height:  534856 , difficulty:  779690 , date:  "2015-06-26 16:46:53" },
  { height:  534857 , difficulty:  779451 , date:  "2015-06-26 16:47:49" },
  { height:  534858 , difficulty:  778864 , date:  "2015-06-26 16:47:57" },
  { height:  534859 , difficulty:  777693 , date:  "2015-06-26 16:50:25" },
  { height:  534860 , difficulty:  779034 , date:  "2015-06-26 16:51:01" },
  { height:  534861 , difficulty:  778418 , date:  "2015-06-26 16:51:35" },
  { height:  534862 , difficulty:  778510 , date:  "2015-06-26 16:52:12" },
  { height:  534863 , difficulty:  776850 , date:  "2015-06-26 16:54:51" },
  { height:  534864 , difficulty:  778522 , date:  "2015-06-26 16:55:19" },
  { height:  534865 , difficulty:  778968 , date:  "2015-06-26 16:55:30" },
  { height:  534866 , difficulty:  780806 , date:  "2015-06-26 16:56:16" },
  { height:  534867 , difficulty:  783973 , date:  "2015-06-26 16:56:49" },
  { height:  534868 , difficulty:  782804 , date:  "2015-06-26 16:59:10" },
  { height:  534869 , difficulty:  788757 , date:  "2015-06-26 16:59:45" },
  { height:  534870 , difficulty:  791598 , date:  "2015-06-26 17:01:45" },
  { height:  534871 , difficulty:  791553 , date:  "2015-06-26 17:01:49" },
  { height:  534872 , difficulty:  793096 , date:  "2015-06-26 17:03:41" },
  { height:  534873 , difficulty:  793113 , date:  "2015-06-26 17:03:42" },
  { height:  534874 , difficulty:  790489 , date:  "2015-06-26 17:03:46" },
  { height:  534875 , difficulty:  791002 , date:  "2015-06-26 17:06:58" },
  { height:  534876 , difficulty:  793898 , date:  "2015-06-26 17:07:23" },
  { height:  534877 , difficulty:  793986 , date:  "2015-06-26 17:08:15" },
  { height:  534878 , difficulty:  791620 , date:  "2015-06-26 17:09:28" },
  { height:  534879 , difficulty:  792111 , date:  "2015-06-26 17:09:48" },
  { height:  534880 , difficulty:  796219 , date:  "2015-06-26 17:10:00" },
  { height:  534881 , difficulty:  798141 , date:  "2015-06-26 17:10:36" },
  { height:  534882 , difficulty:  800069 , date:  "2015-06-26 17:10:55" },
  { height:  534883 , difficulty:  794664 , date:  "2015-06-26 17:10:58" },
  { height:  534884 , difficulty:  795419 , date:  "2015-06-26 17:11:47" },
  { height:  534885 , difficulty:  796299 , date:  "2015-06-26 17:12:58" },
  { height:  534886 , difficulty:  797635 , date:  "2015-06-26 17:13:04" },
  { height:  534887 , difficulty:  800923 , date:  "2015-06-26 17:14:40" },
  { height:  534888 , difficulty:  799847 , date:  "2015-06-26 17:16:01" },
  { height:  534889 , difficulty:  798373 , date:  "2015-06-26 17:16:10" },
  { height:  534890 , difficulty:  800795 , date:  "2015-06-26 17:19:11" },
  { height:  534891 , difficulty:  801737 , date:  "2015-06-26 17:19:24" },
  { height:  534892 , difficulty:  798555 , date:  "2015-06-26 17:21:04" },
  { height:  534893 , difficulty:  799413 , date:  "2015-06-26 17:23:19" },
  { height:  534894 , difficulty:  798897 , date:  "2015-06-26 17:24:24" },
  { height:  534895 , difficulty:  800351 , date:  "2015-06-26 17:25:09" },
  { height:  534896 , difficulty:  801745 , date:  "2015-06-26 17:25:46" },
  { height:  534897 , difficulty:  803077 , date:  "2015-06-26 17:26:00" },
  { height:  534898 , difficulty:  802555 , date:  "2015-06-26 17:26:14" },
  { height:  534899 , difficulty:  802510 , date:  "2015-06-26 17:28:00" },
  { height:  534900 , difficulty:  802407 , date:  "2015-06-26 17:29:58" },
  { height:  534901 , difficulty:  798817 , date:  "2015-06-26 17:30:04" },
  { height:  534902 , difficulty:  799334 , date:  "2015-06-26 17:31:03" },
  { height:  534903 , difficulty:  799418 , date:  "2015-06-26 17:31:41" },
  { height:  534904 , difficulty:  795359 , date:  "2015-06-26 17:31:53" },
  { height:  534905 , difficulty:  793965 , date:  "2015-06-26 17:34:26" },
  { height:  534906 , difficulty:  795938 , date:  "2015-06-26 17:37:03" },
  { height:  534907 , difficulty:  794555 , date:  "2015-06-26 17:44:32" },
  { height:  534908 , difficulty:  795017 , date:  "2015-06-26 17:44:41" },
  { height:  534909 , difficulty:  794160 , date:  "2015-06-26 17:44:54" },
  { height:  534910 , difficulty:  796140 , date:  "2015-06-26 17:46:47" },
  { height:  534911 , difficulty:  796320 , date:  "2015-06-26 17:49:25" },
  { height:  534912 , difficulty:  796270 , date:  "2015-06-26 17:49:30" },
  { height:  534913 , difficulty:  796802 , date:  "2015-06-26 17:49:38" },
  { height:  534914 , difficulty:  796428 , date:  "2015-06-26 17:49:53" },
  { height:  534915 , difficulty:  797345 , date:  "2015-06-26 17:50:17" },
  { height:  534916 , difficulty:  797407 , date:  "2015-06-26 17:51:52" },
  { height:  534917 , difficulty:  797652 , date:  "2015-06-26 17:52:13" },
  { height:  534918 , difficulty:  798905 , date:  "2015-06-26 17:52:31" },
  { height:  534919 , difficulty:  802289 , date:  "2015-06-26 17:54:05" },
  { height:  534920 , difficulty:  803942 , date:  "2015-06-26 17:54:51" },
  { height:  534921 , difficulty:  804518 , date:  "2015-06-26 17:56:03" },
  { height:  534922 , difficulty:  800894 , date:  "2015-06-26 17:56:17" },
  { height:  534923 , difficulty:  801225 , date:  "2015-06-26 17:57:00" },
  { height:  534924 , difficulty:  802048 , date:  "2015-06-26 17:57:18" },
  { height:  534925 , difficulty:  799504 , date:  "2015-06-26 17:58:40" },
  { height:  534926 , difficulty:  794090 , date:  "2015-06-26 17:58:47" },
  { height:  534927 , difficulty:  796133 , date:  "2015-06-26 17:58:51" },
  { height:  534928 , difficulty:  789970 , date:  "2015-06-26 17:59:41" },
  { height:  534929 , difficulty:  789156 , date:  "2015-06-26 17:59:47" },
  { height:  534930 , difficulty:  791617 , date:  "2015-06-26 18:00:15" },
  { height:  534931 , difficulty:  791855 , date:  "2015-06-26 18:00:24" },
  { height:  534932 , difficulty:  792507 , date:  "2015-06-26 18:00:45" },
  { height:  534933 , difficulty:  795348 , date:  "2015-06-26 18:00:46" },
  { height:  534934 , difficulty:  796362 , date:  "2015-06-26 18:01:18" },
  { height:  534935 , difficulty:  793293 , date:  "2015-06-26 18:01:19" },
  { height:  534936 , difficulty:  793497 , date:  "2015-06-26 18:03:58" },
  { height:  534937 , difficulty:  796636 , date:  "2015-06-26 18:04:36" },
  { height:  534938 , difficulty:  796180 , date:  "2015-06-26 18:04:43" },
  { height:  534939 , difficulty:  792351 , date:  "2015-06-26 18:06:09" },
  { height:  534940 , difficulty:  792556 , date:  "2015-06-26 18:06:33" },
  { height:  534941 , difficulty:  793002 , date:  "2015-06-26 18:07:25" },
  { height:  534942 , difficulty:  793187 , date:  "2015-06-26 18:08:01" },
  { height:  534943 , difficulty:  793201 , date:  "2015-06-26 18:09:21" },
  { height:  534944 , difficulty:  794457 , date:  "2015-06-26 18:10:04" },
  { height:  534945 , difficulty:  795493 , date:  "2015-06-26 18:10:53" },
  { height:  534946 , difficulty:  794244 , date:  "2015-06-26 18:11:02" },
  { height:  534947 , difficulty:  797613 , date:  "2015-06-26 18:11:35" },
  { height:  534948 , difficulty:  795943 , date:  "2015-06-26 18:13:59" },
  { height:  534949 , difficulty:  797139 , date:  "2015-06-26 18:14:03" },
  { height:  534950 , difficulty:  799499 , date:  "2015-06-26 18:15:16" },
  { height:  534951 , difficulty:  794608 , date:  "2015-06-26 18:16:28" },
  { height:  534952 , difficulty:  798635 , date:  "2015-06-26 18:16:33" },
  { height:  534953 , difficulty:  799210 , date:  "2015-06-26 18:17:02" },
  { height:  534954 , difficulty:  798874 , date:  "2015-06-26 18:17:51" },
  { height:  534955 , difficulty:  800125 , date:  "2015-06-26 18:19:14" },
  { height:  534956 , difficulty:  800670 , date:  "2015-06-26 18:19:32" },
  { height:  534957 , difficulty:  805651 , date:  "2015-06-26 18:21:25" },
  { height:  534958 , difficulty:  807330 , date:  "2015-06-26 18:21:29" },
  { height:  534959 , difficulty:  807965 , date:  "2015-06-26 18:22:20" },
  { height:  534960 , difficulty:  808115 , date:  "2015-06-26 18:22:58" },
  { height:  534961 , difficulty:  807895 , date:  "2015-06-26 18:24:00" },
  { height:  534962 , difficulty:  809137 , date:  "2015-06-26 18:25:28" },
  { height:  534963 , difficulty:  806957 , date:  "2015-06-26 18:25:51" },
  { height:  534964 , difficulty:  805844 , date:  "2015-06-26 18:27:32" },
  { height:  534965 , difficulty:  808538 , date:  "2015-06-26 18:28:18" },
  { height:  534966 , difficulty:  804649 , date:  "2015-06-26 18:28:40" },
  { height:  534967 , difficulty:  806522 , date:  "2015-06-26 18:29:24" },
  { height:  534968 , difficulty:  804929 , date:  "2015-06-26 18:29:53" },
  { height:  534969 , difficulty:  801558 , date:  "2015-06-26 18:30:01" },
  { height:  534970 , difficulty:  801593 , date:  "2015-06-26 18:30:27" },
  { height:  534971 , difficulty:  802108 , date:  "2015-06-26 18:32:14" },
  { height:  534972 , difficulty:  801854 , date:  "2015-06-26 18:32:41" },
  { height:  534973 , difficulty:  802524 , date:  "2015-06-26 18:32:44" },
  { height:  534974 , difficulty:  803157 , date:  "2015-06-26 18:32:55" },
  { height:  534975 , difficulty:  802544 , date:  "2015-06-26 18:33:18" },
  { height:  534976 , difficulty:  799893 , date:  "2015-06-26 18:34:33" },
  { height:  534977 , difficulty:  801458 , date:  "2015-06-26 18:34:52" },
  { height:  534978 , difficulty:  803293 , date:  "2015-06-26 18:34:56" },
  { height:  534979 , difficulty:  802879 , date:  "2015-06-26 18:35:49" },
  { height:  534980 , difficulty:  803553 , date:  "2015-06-26 18:35:56" },
  { height:  534981 , difficulty:  800063 , date:  "2015-06-26 18:37:11" },
  { height:  534982 , difficulty:  796468 , date:  "2015-06-26 18:37:43" },
  { height:  534983 , difficulty:  785972 , date:  "2015-06-26 18:42:45" },
  { height:  534984 , difficulty:  789579 , date:  "2015-06-26 18:42:47" },
  { height:  534985 , difficulty:  790774 , date:  "2015-06-26 18:48:21" },
  { height:  534986 , difficulty:  788947 , date:  "2015-06-26 18:52:00" },
  { height:  534987 , difficulty:  786199 , date:  "2015-06-26 19:02:10" },
  { height:  534988 , difficulty:  788747 , date:  "2015-06-26 19:02:21" },
  { height:  534989 , difficulty:  791050 , date:  "2015-06-26 19:04:48" },
  { height:  534990 , difficulty:  792017 , date:  "2015-06-26 19:05:31" },
  { height:  534991 , difficulty:  793705 , date:  "2015-06-26 19:05:56" },
  { height:  534992 , difficulty:  792416 , date:  "2015-06-26 19:07:55" },
  { height:  534993 , difficulty:  793071 , date:  "2015-06-26 19:09:25" },
  { height:  534994 , difficulty:  794215 , date:  "2015-06-26 19:09:34" },
  { height:  534995 , difficulty:  792796 , date:  "2015-06-26 19:10:18" },
  { height:  534996 , difficulty:  792527 , date:  "2015-06-26 19:11:10" },
  { height:  534997 , difficulty:  791322 , date:  "2015-06-26 19:11:12" },
  { height:  534998 , difficulty:  791844 , date:  "2015-06-26 19:12:53" },
  { height:  534999 , difficulty:  792735 , date:  "2015-06-26 19:13:14" },
  { height:  535000 , difficulty:  795457 , date:  "2015-06-26 19:14:32" },
  { height:  535001 , difficulty:  794431 , date:  "2015-06-26 19:15:32" },
  { height:  535002 , difficulty:  795194 , date:  "2015-06-26 19:16:59" },
  { height:  535003 , difficulty:  796678 , date:  "2015-06-26 19:17:39" },
  { height:  535004 , difficulty:  798355 , date:  "2015-06-26 19:17:45" },
  { height:  535005 , difficulty:  799546 , date:  "2015-06-26 19:19:40" },
  { height:  535006 , difficulty:  799363 , date:  "2015-06-26 19:19:56" },
  { height:  535007 , difficulty:  801429 , date:  "2015-06-26 19:20:55" },
  { height:  535008 , difficulty:  802980 , date:  "2015-06-26 19:21:44" },
  { height:  535009 , difficulty:  805739 , date:  "2015-06-26 19:25:28" },
  { height:  535010 , difficulty:  805532 , date:  "2015-06-26 19:27:28" },
  { height:  535011 , difficulty:  807124 , date:  "2015-06-26 19:27:43" },
  { height:  535012 , difficulty:  805042 , date:  "2015-06-26 19:28:27" },
  { height:  535013 , difficulty:  805650 , date:  "2015-06-26 19:28:44" },
  { height:  535014 , difficulty:  807045 , date:  "2015-06-26 19:28:47" },
  { height:  535015 , difficulty:  805200 , date:  "2015-06-26 19:29:18" },
  { height:  535016 , difficulty:  805769 , date:  "2015-06-26 19:29:20" },
  { height:  535017 , difficulty:  806451 , date:  "2015-06-26 19:29:54" },
  { height:  535018 , difficulty:  806205 , date:  "2015-06-26 19:31:32" },
  { height:  535019 , difficulty:  804801 , date:  "2015-06-26 19:31:39" },
  { height:  535020 , difficulty:  805863 , date:  "2015-06-26 19:32:13" },
  { height:  535021 , difficulty:  806583 , date:  "2015-06-26 19:32:57" },
  { height:  535022 , difficulty:  807819 , date:  "2015-06-26 19:33:03" },
  { height:  535023 , difficulty:  809708 , date:  "2015-06-26 19:34:36" },
  { height:  535024 , difficulty:  811014 , date:  "2015-06-26 19:34:40" },
  { height:  535025 , difficulty:  811536 , date:  "2015-06-26 19:34:47" },
  { height:  535026 , difficulty:  810425 , date:  "2015-06-26 19:35:18" },
  { height:  535027 , difficulty:  809222 , date:  "2015-06-26 19:36:03" },
  { height:  535028 , difficulty:  809777 , date:  "2015-06-26 19:37:35" },
  { height:  535029 , difficulty:  809693 , date:  "2015-06-26 19:38:14" },
  { height:  535030 , difficulty:  809262 , date:  "2015-06-26 19:39:41" },
  { height:  535031 , difficulty:  807940 , date:  "2015-06-26 19:39:50" },
  { height:  535032 , difficulty:  808327 , date:  "2015-06-26 19:40:17" },
  { height:  535033 , difficulty:  806191 , date:  "2015-06-26 19:41:00" },
  { height:  535034 , difficulty:  810143 , date:  "2015-06-26 19:41:02" },
  { height:  535035 , difficulty:  809392 , date:  "2015-06-26 19:41:44" },
  { height:  535036 , difficulty:  809134 , date:  "2015-06-26 19:42:09" },
  { height:  535037 , difficulty:  811624 , date:  "2015-06-26 19:43:06" },
  { height:  535038 , difficulty:  810123 , date:  "2015-06-26 19:43:23" },
  { height:  535039 , difficulty:  810206 , date:  "2015-06-26 19:43:33" },
  { height:  535040 , difficulty:  808329 , date:  "2015-06-26 19:43:50" },
  { height:  535041 , difficulty:  809913 , date:  "2015-06-26 19:43:53" },
  { height:  535042 , difficulty:  810340 , date:  "2015-06-26 19:44:07" },
  { height:  535043 , difficulty:  809907 , date:  "2015-06-26 19:44:43" },
  { height:  535044 , difficulty:  809788 , date:  "2015-06-26 19:44:56" },
  { height:  535045 , difficulty:  810525 , date:  "2015-06-26 19:45:34" },
  { height:  535046 , difficulty:  810885 , date:  "2015-06-26 19:45:53" },
  { height:  535047 , difficulty:  812285 , date:  "2015-06-26 19:46:43" },
  { height:  535048 , difficulty:  812359 , date:  "2015-06-26 19:46:48" },
  { height:  535049 , difficulty:  813300 , date:  "2015-06-26 19:48:01" },
  { height:  535050 , difficulty:  817523 , date:  "2015-06-26 19:48:38" },
  { height:  535051 , difficulty:  817509 , date:  "2015-06-26 19:48:53" },
  { height:  535052 , difficulty:  817810 , date:  "2015-06-26 19:49:06" },
  { height:  535053 , difficulty:  819254 , date:  "2015-06-26 19:50:00" },
  { height:  535054 , difficulty:  823500 , date:  "2015-06-26 19:50:06" },
  { height:  535055 , difficulty:  822630 , date:  "2015-06-26 19:50:37" },
  { height:  535056 , difficulty:  823496 , date:  "2015-06-26 19:50:45" },
  { height:  535057 , difficulty:  822473 , date:  "2015-06-26 19:52:39" },
  { height:  535058 , difficulty:  822150 , date:  "2015-06-26 19:54:58" },
  { height:  535059 , difficulty:  814579 , date:  "2015-06-26 19:55:02" },
  { height:  535060 , difficulty:  816819 , date:  "2015-06-26 19:55:14" },
  { height:  535061 , difficulty:  809711 , date:  "2015-06-26 19:55:16" },
  { height:  535062 , difficulty:  804241 , date:  "2015-06-26 19:57:44" },
  { height:  535063 , difficulty:  789065 , date:  "2015-06-26 19:58:14" },
  { height:  535064 , difficulty:  793671 , date:  "2015-06-26 20:05:42" },
  { height:  535065 , difficulty:  790622 , date:  "2015-06-26 20:06:56" },
  { height:  535066 , difficulty:  791070 , date:  "2015-06-26 20:07:03" },
  { height:  535067 , difficulty:  791145 , date:  "2015-06-26 20:07:25" },
  { height:  535068 , difficulty:  789546 , date:  "2015-06-26 20:07:54" },
  { height:  535069 , difficulty:  788198 , date:  "2015-06-26 20:08:23" },
  { height:  535070 , difficulty:  788566 , date:  "2015-06-26 20:08:52" },
  { height:  535071 , difficulty:  789172 , date:  "2015-06-26 20:09:08" },
  { height:  535072 , difficulty:  789347 , date:  "2015-06-26 20:10:38" },
  { height:  535073 , difficulty:  790806 , date:  "2015-06-26 20:10:53" },
  { height:  535074 , difficulty:  788973 , date:  "2015-06-26 20:12:41" },
  { height:  535075 , difficulty:  789605 , date:  "2015-06-26 20:12:47" },
  { height:  535076 , difficulty:  791853 , date:  "2015-06-26 20:13:15" },
  { height:  535077 , difficulty:  792305 , date:  "2015-06-26 20:13:26" },
  { height:  535078 , difficulty:  790667 , date:  "2015-06-26 20:15:16" },
  { height:  535079 , difficulty:  791471 , date:  "2015-06-26 20:17:18" },
  { height:  535080 , difficulty:  792094 , date:  "2015-06-26 20:17:40" },
  { height:  535081 , difficulty:  790526 , date:  "2015-06-26 20:19:04" },
  { height:  535082 , difficulty:  791525 , date:  "2015-06-26 20:19:51" },
  { height:  535083 , difficulty:  791165 , date:  "2015-06-26 20:22:01" },
  { height:  535084 , difficulty:  790570 , date:  "2015-06-26 20:22:15" },
  { height:  535085 , difficulty:  785967 , date:  "2015-06-26 20:22:42" },
  { height:  535086 , difficulty:  784051 , date:  "2015-06-26 20:23:16" },
  { height:  535087 , difficulty:  784705 , date:  "2015-06-26 20:26:06" },
  { height:  535088 , difficulty:  787061 , date:  "2015-06-26 20:26:40" },
  { height:  535089 , difficulty:  788162 , date:  "2015-06-26 20:27:19" },
  { height:  535090 , difficulty:  789797 , date:  "2015-06-26 20:28:58" },
  { height:  535091 , difficulty:  790399 , date:  "2015-06-26 20:29:04" },
  { height:  535092 , difficulty:  791345 , date:  "2015-06-26 20:29:20" },
  { height:  535093 , difficulty:  791579 , date:  "2015-06-26 20:29:42" },
  { height:  535094 , difficulty:  790037 , date:  "2015-06-26 20:30:06" },
  { height:  535095 , difficulty:  790529 , date:  "2015-06-26 20:30:08" },
  { height:  535096 , difficulty:  792399 , date:  "2015-06-26 20:30:36" },
  { height:  535097 , difficulty:  791968 , date:  "2015-06-26 20:32:41" },
  { height:  535098 , difficulty:  792521 , date:  "2015-06-26 20:34:25" },
  { height:  535099 , difficulty:  790913 , date:  "2015-06-26 20:34:33" },
  { height:  535100 , difficulty:  791459 , date:  "2015-06-26 20:34:54" },
  { height:  535101 , difficulty:  792132 , date:  "2015-06-26 20:35:00" },
  { height:  535102 , difficulty:  792539 , date:  "2015-06-26 20:35:35" },
  { height:  535103 , difficulty:  792091 , date:  "2015-06-26 20:37:24" },
  { height:  535104 , difficulty:  790377 , date:  "2015-06-26 20:40:06" },
  { height:  535105 , difficulty:  790055 , date:  "2015-06-26 20:40:30" },
  { height:  535106 , difficulty:  788741 , date:  "2015-06-26 20:41:35" },
  { height:  535107 , difficulty:  790503 , date:  "2015-06-26 20:43:07" },
  { height:  535108 , difficulty:  792008 , date:  "2015-06-26 20:44:04" },
  { height:  535109 , difficulty:  794356 , date:  "2015-06-26 20:44:14" },
  { height:  535110 , difficulty:  795455 , date:  "2015-06-26 20:44:25" },
  { height:  535111 , difficulty:  795680 , date:  "2015-06-26 20:45:04" },
  { height:  535112 , difficulty:  796329 , date:  "2015-06-26 20:45:02" },
  { height:  535113 , difficulty:  795451 , date:  "2015-06-26 20:45:09" },
  { height:  535114 , difficulty:  796210 , date:  "2015-06-26 20:45:34" },
  { height:  535115 , difficulty:  798639 , date:  "2015-06-26 20:45:45" },
  { height:  535116 , difficulty:  799824 , date:  "2015-06-26 20:46:42" },
  { height:  535117 , difficulty:  800669 , date:  "2015-06-26 20:47:16" },
  { height:  535118 , difficulty:  801034 , date:  "2015-06-26 20:53:00" },
  { height:  535119 , difficulty:  800759 , date:  "2015-06-26 20:53:04" },
  { height:  535120 , difficulty:  801174 , date:  "2015-06-26 20:53:30" },
  { height:  535121 , difficulty:  801456 , date:  "2015-06-26 20:54:24" },
  { height:  535122 , difficulty:  801794 , date:  "2015-06-26 20:54:26" },
  { height:  535123 , difficulty:  802266 , date:  "2015-06-26 20:54:28" },
  { height:  535124 , difficulty:  802794 , date:  "2015-06-26 20:55:15" },
  { height:  535125 , difficulty:  801724 , date:  "2015-06-26 20:56:23" },
  { height:  535126 , difficulty:  802851 , date:  "2015-06-26 20:57:58" },
  { height:  535127 , difficulty:  804514 , date:  "2015-06-26 21:00:02" },
  { height:  535128 , difficulty:  806049 , date:  "2015-06-26 21:00:17" },
  { height:  535129 , difficulty:  806007 , date:  "2015-06-26 21:00:19" },
  { height:  535130 , difficulty:  806540 , date:  "2015-06-26 21:03:24" },
  { height:  535131 , difficulty:  807312 , date:  "2015-06-26 21:04:28" },
  { height:  535132 , difficulty:  812249 , date:  "2015-06-26 21:04:46" },
  { height:  535133 , difficulty:  809990 , date:  "2015-06-26 21:05:46" },
  { height:  535134 , difficulty:  807184 , date:  "2015-06-26 21:05:55" },
  { height:  535135 , difficulty:  807775 , date:  "2015-06-26 21:09:16" },
  { height:  535136 , difficulty:  810765 , date:  "2015-06-26 21:09:49" },
  { height:  535137 , difficulty:  812241 , date:  "2015-06-26 21:09:55" },
  { height:  535138 , difficulty:  809739 , date:  "2015-06-26 21:10:36" },
  { height:  535139 , difficulty:  809707 , date:  "2015-06-26 21:13:12" },
  { height:  535140 , difficulty:  802057 , date:  "2015-06-26 21:13:19" },
  { height:  535141 , difficulty:  802749 , date:  "2015-06-26 21:15:34" },
  { height:  535142 , difficulty:  803100 , date:  "2015-06-26 21:16:25" },
  { height:  535143 , difficulty:  803636 , date:  "2015-06-26 21:17:32" },
  { height:  535144 , difficulty:  803931 , date:  "2015-06-26 21:18:23" },
  { height:  535145 , difficulty:  809620 , date:  "2015-06-26 21:18:37" },
  { height:  535146 , difficulty:  811336 , date:  "2015-06-26 21:19:21" },
  { height:  535147 , difficulty:  811526 , date:  "2015-06-26 21:22:39" },
  { height:  535148 , difficulty:  809677 , date:  "2015-06-26 21:22:45" },
  { height:  535149 , difficulty:  809974 , date:  "2015-06-26 21:22:48" },
  { height:  535150 , difficulty:  808829 , date:  "2015-06-26 21:23:48" },
  { height:  535151 , difficulty:  809471 , date:  "2015-06-26 21:24:32" },
  { height:  535152 , difficulty:  810281 , date:  "2015-06-26 21:27:52" },
  { height:  535153 , difficulty:  810853 , date:  "2015-06-26 21:29:06" },
  { height:  535154 , difficulty:  808573 , date:  "2015-06-26 21:29:14" },
  { height:  535155 , difficulty:  807735 , date:  "2015-06-26 21:31:48" },
  { height:  535156 , difficulty:  808886 , date:  "2015-06-26 21:34:45" },
  { height:  535157 , difficulty:  808788 , date:  "2015-06-26 21:35:19" },
  { height:  535158 , difficulty:  808084 , date:  "2015-06-26 21:36:18" },
  { height:  535159 , difficulty:  805803 , date:  "2015-06-26 21:38:07" },
  { height:  535160 , difficulty:  805997 , date:  "2015-06-26 21:38:36" },
  { height:  535161 , difficulty:  807625 , date:  "2015-06-26 21:40:17" },
  { height:  535162 , difficulty:  808199 , date:  "2015-06-26 21:41:21" },
  { height:  535163 , difficulty:  806037 , date:  "2015-06-26 21:41:59" },
  { height:  535164 , difficulty:  805881 , date:  "2015-06-26 21:43:44" },
  { height:  535165 , difficulty:  805856 , date:  "2015-06-26 21:44:17" },
  { height:  535166 , difficulty:  804293 , date:  "2015-06-26 21:46:27" },
  { height:  535167 , difficulty:  806912 , date:  "2015-06-26 21:46:28" },
  { height:  535168 , difficulty:  807416 , date:  "2015-06-26 21:49:52" },
  { height:  535169 , difficulty:  810446 , date:  "2015-06-26 21:49:57" },
  { height:  535170 , difficulty:  810468 , date:  "2015-06-26 21:50:42" },
  { height:  535171 , difficulty:  811467 , date:  "2015-06-26 21:52:16" },
  { height:  535172 , difficulty:  813641 , date:  "2015-06-26 21:54:38" },
  { height:  535173 , difficulty:  810860 , date:  "2015-06-26 21:54:48" },
  { height:  535174 , difficulty:  809047 , date:  "2015-06-26 21:56:37" },
  { height:  535175 , difficulty:  809805 , date:  "2015-06-26 21:56:51" },
  { height:  535176 , difficulty:  810013 , date:  "2015-06-26 21:57:56" },
  { height:  535177 , difficulty:  810537 , date:  "2015-06-26 21:59:29" },
  { height:  535178 , difficulty:  810458 , date:  "2015-06-26 22:00:08" },
  { height:  535179 , difficulty:  808155 , date:  "2015-06-26 22:00:32" },
  { height:  535180 , difficulty:  808049 , date:  "2015-06-26 22:01:13" },
  { height:  535181 , difficulty:  807995 , date:  "2015-06-26 22:01:15" },
  { height:  535182 , difficulty:  808200 , date:  "2015-06-26 22:01:28" },
  { height:  535183 , difficulty:  806975 , date:  "2015-06-26 22:05:19" },
  { height:  535184 , difficulty:  807496 , date:  "2015-06-26 22:06:16" },
  { height:  535185 , difficulty:  807867 , date:  "2015-06-26 22:08:21" },
  { height:  535186 , difficulty:  808761 , date:  "2015-06-26 22:09:03" },
  { height:  535187 , difficulty:  811851 , date:  "2015-06-26 22:09:35" },
  { height:  535188 , difficulty:  812595 , date:  "2015-06-26 22:09:53" },
  { height:  535189 , difficulty:  813075 , date:  "2015-06-26 22:11:20" },
  { height:  535190 , difficulty:  813479 , date:  "2015-06-26 22:12:11" },
  { height:  535191 , difficulty:  814331 , date:  "2015-06-26 22:12:58" },
  { height:  535192 , difficulty:  815451 , date:  "2015-06-26 22:13:48" },
  { height:  535193 , difficulty:  815099 , date:  "2015-06-26 22:14:45" },
  { height:  535194 , difficulty:  809006 , date:  "2015-06-26 22:14:48" },
  { height:  535195 , difficulty:  809724 , date:  "2015-06-26 22:15:04" },
  { height:  535196 , difficulty:  809815 , date:  "2015-06-26 22:15:13" },
  { height:  535197 , difficulty:  813238 , date:  "2015-06-26 22:17:24" },
  { height:  535198 , difficulty:  813774 , date:  "2015-06-26 22:19:23" },
  { height:  535199 , difficulty:  815070 , date:  "2015-06-26 22:19:25" },
  { height:  535200 , difficulty:  815818 , date:  "2015-06-26 22:20:06" },
  { height:  535201 , difficulty:  816194 , date:  "2015-06-26 22:20:29" },
  { height:  535202 , difficulty:  814555 , date:  "2015-06-26 22:21:10" },
  { height:  535203 , difficulty:  812098 , date:  "2015-06-26 22:21:38" },
  { height:  535204 , difficulty:  813365 , date:  "2015-06-26 22:21:39" },
  { height:  535205 , difficulty:  814476 , date:  "2015-06-26 22:24:36" },
  { height:  535206 , difficulty:  810268 , date:  "2015-06-26 22:24:43" },
  { height:  535207 , difficulty:  811037 , date:  "2015-06-26 22:24:47" },
  { height:  535208 , difficulty:  816499 , date:  "2015-06-26 22:25:42" },
  { height:  535209 , difficulty:  815528 , date:  "2015-06-26 22:25:46" },
  { height:  535210 , difficulty:  816771 , date:  "2015-06-26 22:26:48" },
  { height:  535211 , difficulty:  812189 , date:  "2015-06-26 22:28:50" },
  { height:  535212 , difficulty:  813018 , date:  "2015-06-26 22:28:51" },
  { height:  535213 , difficulty:  813513 , date:  "2015-06-26 22:29:45" },
  { height:  535214 , difficulty:  813770 , date:  "2015-06-26 22:31:23" },
  { height:  535215 , difficulty:  810419 , date:  "2015-06-26 22:32:30" },
  { height:  535216 , difficulty:  812487 , date:  "2015-06-26 22:33:21" },
  { height:  535217 , difficulty:  813195 , date:  "2015-06-26 22:33:30" },
  { height:  535218 , difficulty:  812538 , date:  "2015-06-26 22:33:43" },
  { height:  535219 , difficulty:  811884 , date:  "2015-06-26 22:34:12" },
  { height:  535220 , difficulty:  811515 , date:  "2015-06-26 22:34:16" },
  { height:  535221 , difficulty:  811801 , date:  "2015-06-26 22:34:26" },
  { height:  535222 , difficulty:  811781 , date:  "2015-06-26 22:35:37" },
  { height:  535223 , difficulty:  807380 , date:  "2015-06-26 22:36:34" },
  { height:  535224 , difficulty:  808551 , date:  "2015-06-26 22:37:10" },
  { height:  535225 , difficulty:  809141 , date:  "2015-06-26 22:37:11" },
  { height:  535226 , difficulty:  809298 , date:  "2015-06-26 22:38:15" },
  { height:  535227 , difficulty:  808848 , date:  "2015-06-26 22:38:16" },
  { height:  535228 , difficulty:  807036 , date:  "2015-06-26 22:39:04" },
  { height:  535229 , difficulty:  805964 , date:  "2015-06-26 22:39:13" },
  { height:  535230 , difficulty:  807861 , date:  "2015-06-26 22:41:20" },
  { height:  535231 , difficulty:  805123 , date:  "2015-06-26 22:42:05" },
  { height:  535232 , difficulty:  801764 , date:  "2015-06-26 22:42:45" },
  { height:  535233 , difficulty:  801503 , date:  "2015-06-26 22:44:15" },
  { height:  535234 , difficulty:  801092 , date:  "2015-06-26 22:44:54" },
  { height:  535235 , difficulty:  800480 , date:  "2015-06-26 22:45:27" },
  { height:  535236 , difficulty:  803038 , date:  "2015-06-26 22:45:38" },
  { height:  535237 , difficulty:  801287 , date:  "2015-06-26 22:45:41" },
  { height:  535238 , difficulty:  801200 , date:  "2015-06-26 22:46:19" },
  { height:  535239 , difficulty:  801676 , date:  "2015-06-26 22:46:22" },
  { height:  535240 , difficulty:  800721 , date:  "2015-06-26 22:46:53" },
  { height:  535241 , difficulty:  800729 , date:  "2015-06-26 22:48:21" },
  { height:  535242 , difficulty:  800169 , date:  "2015-06-26 22:50:26" },
  { height:  535243 , difficulty:  801019 , date:  "2015-06-26 22:50:29" },
  { height:  535244 , difficulty:  798017 , date:  "2015-06-26 22:51:02" },
  { height:  535245 , difficulty:  799727 , date:  "2015-06-26 22:51:42" },
  { height:  535246 , difficulty:  799797 , date:  "2015-06-26 22:53:21" },
  { height:  535247 , difficulty:  802768 , date:  "2015-06-26 22:54:34" },
  { height:  535248 , difficulty:  800114 , date:  "2015-06-26 22:55:03" },
  { height:  535249 , difficulty:  801877 , date:  "2015-06-26 22:58:06" },
  { height:  535250 , difficulty:  801132 , date:  "2015-06-26 22:58:20" },
  { height:  535251 , difficulty:  802600 , date:  "2015-06-26 23:01:50" },
  { height:  535252 , difficulty:  801855 , date:  "2015-06-26 23:03:13" },
  { height:  535253 , difficulty:  800306 , date:  "2015-06-26 23:03:55" },
  { height:  535254 , difficulty:  802303 , date:  "2015-06-26 23:04:54" },
  { height:  535255 , difficulty:  802264 , date:  "2015-06-26 23:05:41" },
  { height:  535256 , difficulty:  802179 , date:  "2015-06-26 23:06:17" },
  { height:  535257 , difficulty:  804327 , date:  "2015-06-26 23:06:45" },
  { height:  535258 , difficulty:  806065 , date:  "2015-06-26 23:07:20" },
  { height:  535259 , difficulty:  800972 , date:  "2015-06-26 23:07:35" },
  { height:  535260 , difficulty:  801110 , date:  "2015-06-26 23:07:37" },
  { height:  535261 , difficulty:  798842 , date:  "2015-06-26 23:09:27" },
  { height:  535262 , difficulty:  801119 , date:  "2015-06-26 23:09:32" },
  { height:  535263 , difficulty:  802974 , date:  "2015-06-26 23:10:38" },
  { height:  535264 , difficulty:  804518 , date:  "2015-06-26 23:11:55" },
  { height:  535265 , difficulty:  803151 , date:  "2015-06-26 23:12:29" },
  { height:  535266 , difficulty:  803522 , date:  "2015-06-26 23:14:48" },
  { height:  535267 , difficulty:  803309 , date:  "2015-06-26 23:16:39" },
  { height:  535268 , difficulty:  803271 , date:  "2015-06-26 23:16:41" },
  { height:  535269 , difficulty:  802472 , date:  "2015-06-26 23:18:08" },
  { height:  535270 , difficulty:  803926 , date:  "2015-06-26 23:18:37" },
  { height:  535271 , difficulty:  804066 , date:  "2015-06-26 23:18:55" },
  { height:  535272 , difficulty:  805890 , date:  "2015-06-26 23:18:57" },
  { height:  535273 , difficulty:  805768 , date:  "2015-06-26 23:19:07" },
  { height:  535274 , difficulty:  803674 , date:  "2015-06-26 23:19:57" },
  { height:  535275 , difficulty:  806214 , date:  "2015-06-26 23:21:34" },
  { height:  535276 , difficulty:  805830 , date:  "2015-06-26 23:22:22" },
  { height:  535277 , difficulty:  808432 , date:  "2015-06-26 23:22:23" },
  { height:  535278 , difficulty:  808607 , date:  "2015-06-26 23:23:20" },
  { height:  535279 , difficulty:  808652 , date:  "2015-06-26 23:23:55" },
  { height:  535280 , difficulty:  809240 , date:  "2015-06-26 23:23:59" },
  { height:  535281 , difficulty:  805821 , date:  "2015-06-26 23:24:12" },
  { height:  535282 , difficulty:  807835 , date:  "2015-06-26 23:24:14" },
  { height:  535283 , difficulty:  809247 , date:  "2015-06-26 23:25:01" },
  { height:  535284 , difficulty:  811341 , date:  "2015-06-26 23:25:16" },
  { height:  535285 , difficulty:  811863 , date:  "2015-06-26 23:25:59" },
  { height:  535286 , difficulty:  811133 , date:  "2015-06-26 23:26:48" },
  { height:  535287 , difficulty:  809979 , date:  "2015-06-26 23:31:30" },
  { height:  535288 , difficulty:  811060 , date:  "2015-06-26 23:31:46" },
  { height:  535289 , difficulty:  810278 , date:  "2015-06-26 23:32:04" },
  { height:  535290 , difficulty:  811284 , date:  "2015-06-26 23:32:08" },
  { height:  535291 , difficulty:  810349 , date:  "2015-06-26 23:32:13" },
  { height:  535292 , difficulty:  809666 , date:  "2015-06-26 23:33:47" },
  { height:  535293 , difficulty:  811749 , date:  "2015-06-26 23:33:53" },
  { height:  535294 , difficulty:  812121 , date:  "2015-06-26 23:34:18" },
  { height:  535295 , difficulty:  812492 , date:  "2015-06-26 23:38:16" },
  { height:  535296 , difficulty:  813596 , date:  "2015-06-26 23:38:28" },
  { height:  535297 , difficulty:  815786 , date:  "2015-06-26 23:39:01" },
  { height:  535298 , difficulty:  814627 , date:  "2015-06-26 23:41:44" },
  { height:  535299 , difficulty:  816985 , date:  "2015-06-26 23:42:03" },
  { height:  535300 , difficulty:  817198 , date:  "2015-06-26 23:43:36" },
  { height:  535301 , difficulty:  818079 , date:  "2015-06-26 23:44:04" },
  { height:  535302 , difficulty:  817527 , date:  "2015-06-26 23:44:27" },
  { height:  535303 , difficulty:  819027 , date:  "2015-06-26 23:46:00" },
  { height:  535304 , difficulty:  820701 , date:  "2015-06-26 23:46:02" },
  { height:  535305 , difficulty:  821158 , date:  "2015-06-26 23:46:09" },
  { height:  535306 , difficulty:  820154 , date:  "2015-06-26 23:47:23" },
  { height:  535307 , difficulty:  821032 , date:  "2015-06-26 23:47:25" },
  { height:  535308 , difficulty:  821956 , date:  "2015-06-26 23:47:33" },
  { height:  535309 , difficulty:  820991 , date:  "2015-06-26 23:47:58" },
  { height:  535310 , difficulty:  820647 , date:  "2015-06-26 23:48:29" },
  { height:  535311 , difficulty:  820921 , date:  "2015-06-26 23:51:06" },
  { height:  535312 , difficulty:  821721 , date:  "2015-06-26 23:51:47" },
  { height:  535313 , difficulty:  823064 , date:  "2015-06-26 23:52:13" },
  { height:  535314 , difficulty:  822893 , date:  "2015-06-26 23:53:54" },
  { height:  535315 , difficulty:  823491 , date:  "2015-06-26 23:57:27" },
  { height:  535316 , difficulty:  823268 , date:  "2015-06-26 23:58:01" },
  { height:  535317 , difficulty:  823488 , date:  "2015-06-26 23:59:06" },
  { height:  535318 , difficulty:  822123 , date:  "2015-06-27 00:00:27" },
  { height:  535319 , difficulty:  824828 , date:  "2015-06-27 00:02:11" },
  { height:  535320 , difficulty:  827668 , date:  "2015-06-27 00:02:35" },
  { height:  535321 , difficulty:  827339 , date:  "2015-06-27 00:02:57" },
  { height:  535322 , difficulty:  830145 , date:  "2015-06-27 00:05:25" },
  { height:  535323 , difficulty:  829999 , date:  "2015-06-27 00:05:37" },
  { height:  535324 , difficulty:  830552 , date:  "2015-06-27 00:06:13" },
  { height:  535325 , difficulty:  829524 , date:  "2015-06-27 00:08:43" },
  { height:  535326 , difficulty:  829727 , date:  "2015-06-27 00:08:45" },
  { height:  535327 , difficulty:  825022 , date:  "2015-06-27 00:08:53" },
  { height:  535328 , difficulty:  824235 , date:  "2015-06-27 00:09:45" },
  { height:  535329 , difficulty:  826741 , date:  "2015-06-27 00:11:09" },
  { height:  535330 , difficulty:  826670 , date:  "2015-06-27 00:11:31" },
  { height:  535331 , difficulty:  826028 , date:  "2015-06-27 00:11:51" },
  { height:  535332 , difficulty:  827447 , date:  "2015-06-27 00:12:15" },
  { height:  535333 , difficulty:  828972 , date:  "2015-06-27 00:15:29" },
  { height:  535334 , difficulty:  828732 , date:  "2015-06-27 00:15:45" },
  { height:  535335 , difficulty:  829480 , date:  "2015-06-27 00:17:19" },
  { height:  535336 , difficulty:  832734 , date:  "2015-06-27 00:24:20" },
  { height:  535337 , difficulty:  831127 , date:  "2015-06-27 00:24:41" },
  { height:  535338 , difficulty:  831780 , date:  "2015-06-27 00:28:10" },
  { height:  535339 , difficulty:  830989 , date:  "2015-06-27 00:28:13" },
  { height:  535340 , difficulty:  832226 , date:  "2015-06-27 00:29:40" },
  { height:  535341 , difficulty:  832105 , date:  "2015-06-27 00:31:27" },
  { height:  535342 , difficulty:  829221 , date:  "2015-06-27 00:31:40" },
  { height:  535343 , difficulty:  829074 , date:  "2015-06-27 00:32:00" },
  { height:  535344 , difficulty:  829888 , date:  "2015-06-27 00:32:50" },
  { height:  535345 , difficulty:  828594 , date:  "2015-06-27 00:33:30" },
  { height:  535346 , difficulty:  828542 , date:  "2015-06-27 00:33:46" },
  { height:  535347 , difficulty:  829137 , date:  "2015-06-27 00:33:50" },
  { height:  535348 , difficulty:  830431 , date:  "2015-06-27 00:36:55" },
  { height:  535349 , difficulty:  831993 , date:  "2015-06-27 00:40:00" },
  { height:  535350 , difficulty:  832877 , date:  "2015-06-27 00:40:03" },
  { height:  535351 , difficulty:  832347 , date:  "2015-06-27 00:42:15" },
  { height:  535352 , difficulty:  834557 , date:  "2015-06-27 00:42:23" },
  { height:  535353 , difficulty:  836050 , date:  "2015-06-27 00:42:24" },
  { height:  535354 , difficulty:  838757 , date:  "2015-06-27 00:42:44" },
  { height:  535355 , difficulty:  838918 , date:  "2015-06-27 00:43:22" },
  { height:  535356 , difficulty:  840791 , date:  "2015-06-27 00:43:30" },
  { height:  535357 , difficulty:  841523 , date:  "2015-06-27 00:45:00" },
  { height:  535358 , difficulty:  842821 , date:  "2015-06-27 00:45:20" },
  { height:  535359 , difficulty:  844311 , date:  "2015-06-27 00:45:53" },
  { height:  535360 , difficulty:  844613 , date:  "2015-06-27 00:46:59" },
  { height:  535361 , difficulty:  845195 , date:  "2015-06-27 00:48:43" },
  { height:  535362 , difficulty:  848516 , date:  "2015-06-27 00:48:55" },
  { height:  535363 , difficulty:  841885 , date:  "2015-06-27 00:49:00" },
  { height:  535364 , difficulty:  843571 , date:  "2015-06-27 00:53:01" },
  { height:  535365 , difficulty:  844768 , date:  "2015-06-27 00:56:09" },
  { height:  535366 , difficulty:  846916 , date:  "2015-06-27 00:56:04" },
  { height:  535367 , difficulty:  847892 , date:  "2015-06-27 00:56:11" },
  { height:  535368 , difficulty:  847686 , date:  "2015-06-27 00:56:31" },
  { height:  535369 , difficulty:  848166 , date:  "2015-06-27 00:58:57" },
  { height:  535370 , difficulty:  848031 , date:  "2015-06-27 01:00:12" },
  { height:  535371 , difficulty:  842948 , date:  "2015-06-27 01:00:58" },
  { height:  535372 , difficulty:  844004 , date:  "2015-06-27 01:01:05" },
  { height:  535373 , difficulty:  844028 , date:  "2015-06-27 01:02:44" },
  { height:  535374 , difficulty:  842596 , date:  "2015-06-27 01:03:42" },
  { height:  535375 , difficulty:  843089 , date:  "2015-06-27 01:05:52" },
  { height:  535376 , difficulty:  841797 , date:  "2015-06-27 01:06:16" },
  { height:  535377 , difficulty:  842059 , date:  "2015-06-27 01:09:10" },
  { height:  535378 , difficulty:  844056 , date:  "2015-06-27 01:11:01" },
  { height:  535379 , difficulty:  842810 , date:  "2015-06-27 01:11:04" },
  { height:  535380 , difficulty:  844768 , date:  "2015-06-27 01:12:58" },
  { height:  535381 , difficulty:  849256 , date:  "2015-06-27 01:13:00" },
  { height:  535382 , difficulty:  848663 , date:  "2015-06-27 01:15:29" },
  { height:  535383 , difficulty:  851245 , date:  "2015-06-27 01:18:27" },
  { height:  535384 , difficulty:  851508 , date:  "2015-06-27 01:20:10" },
  { height:  535385 , difficulty:  851676 , date:  "2015-06-27 01:21:30" },
  { height:  535386 , difficulty:  851973 , date:  "2015-06-27 01:21:33" },
  { height:  535387 , difficulty:  848366 , date:  "2015-06-27 01:23:32" },
  { height:  535388 , difficulty:  848710 , date:  "2015-06-27 01:24:10" },
  { height:  535389 , difficulty:  849563 , date:  "2015-06-27 01:25:44" },
  { height:  535390 , difficulty:  847954 , date:  "2015-06-27 01:25:48" },
  { height:  535391 , difficulty:  844067 , date:  "2015-06-27 01:26:02" },
  { height:  535392 , difficulty:  843606 , date:  "2015-06-27 01:28:57" },
  { height:  535393 , difficulty:  843488 , date:  "2015-06-27 01:31:21" },
  { height:  535394 , difficulty:  842097 , date:  "2015-06-27 01:33:39" },
  { height:  535395 , difficulty:  840162 , date:  "2015-06-27 01:33:49" },
  { height:  535396 , difficulty:  839998 , date:  "2015-06-27 01:34:33" },
  { height:  535397 , difficulty:  841224 , date:  "2015-06-27 01:34:35" },
  { height:  535398 , difficulty:  839081 , date:  "2015-06-27 01:34:53" },
  { height:  535399 , difficulty:  843438 , date:  "2015-06-27 01:39:23" },
  { height:  535400 , difficulty:  846230 , date:  "2015-06-27 01:39:25" },
  { height:  535401 , difficulty:  842986 , date:  "2015-06-27 01:39:48" },
  { height:  535402 , difficulty:  843343 , date:  "2015-06-27 01:41:59" },
  { height:  535403 , difficulty:  843561 , date:  "2015-06-27 01:42:03" },
  { height:  535404 , difficulty:  842659 , date:  "2015-06-27 01:42:13" },
  { height:  535405 , difficulty:  841014 , date:  "2015-06-27 01:42:51" },
  { height:  535406 , difficulty:  840882 , date:  "2015-06-27 01:43:03" },
  { height:  535407 , difficulty:  843740 , date:  "2015-06-27 01:43:59" },
  { height:  535408 , difficulty:  844521 , date:  "2015-06-27 01:44:04" },
  { height:  535409 , difficulty:  842269 , date:  "2015-06-27 01:46:29" },
  { height:  535410 , difficulty:  843463 , date:  "2015-06-27 01:47:05" },
  { height:  535411 , difficulty:  841663 , date:  "2015-06-27 01:47:10" },
  { height:  535412 , difficulty:  832293 , date:  "2015-06-27 01:47:24" },
  { height:  535413 , difficulty:  832872 , date:  "2015-06-27 01:47:53" },
  { height:  535414 , difficulty:  830216 , date:  "2015-06-27 01:48:16" },
  { height:  535415 , difficulty:  830448 , date:  "2015-06-27 01:49:29" },
  { height:  535416 , difficulty:  828664 , date:  "2015-06-27 01:49:31" },
  { height:  535417 , difficulty:  826366 , date:  "2015-06-27 01:50:35" },
  { height:  535418 , difficulty:  826893 , date:  "2015-06-27 01:51:13" },
  { height:  535419 , difficulty:  827746 , date:  "2015-06-27 01:52:47" },
  { height:  535420 , difficulty:  828627 , date:  "2015-06-27 01:53:08" },
  { height:  535421 , difficulty:  827897 , date:  "2015-06-27 01:53:25" },
  { height:  535422 , difficulty:  836754 , date:  "2015-06-27 01:58:02" },
  { height:  535423 , difficulty:  839399 , date:  "2015-06-27 01:59:00" },
  { height:  535424 , difficulty:  835840 , date:  "2015-06-27 01:59:13" },
  { height:  535425 , difficulty:  833912 , date:  "2015-06-27 02:00:56" },
  { height:  535426 , difficulty:  833996 , date:  "2015-06-27 02:01:48" },
  { height:  535427 , difficulty:  836998 , date:  "2015-06-27 02:01:55" },
  { height:  535428 , difficulty:  837117 , date:  "2015-06-27 02:02:30" },
  { height:  535429 , difficulty:  837583 , date:  "2015-06-27 02:02:32" },
  { height:  535430 , difficulty:  844543 , date:  "2015-06-27 02:03:18" },
  { height:  535431 , difficulty:  843894 , date:  "2015-06-27 02:07:06" },
  { height:  535432 , difficulty:  846131 , date:  "2015-06-27 02:07:28" },
  { height:  535433 , difficulty:  845385 , date:  "2015-06-27 02:12:12" },
  { height:  535434 , difficulty:  845434 , date:  "2015-06-27 02:12:18" },
  { height:  535435 , difficulty:  851368 , date:  "2015-06-27 02:14:07" },
  { height:  535436 , difficulty:  850592 , date:  "2015-06-27 02:14:13" },
  { height:  535437 , difficulty:  848518 , date:  "2015-06-27 02:15:10" },
  { height:  535438 , difficulty:  852941 , date:  "2015-06-27 02:17:16" },
  { height:  535439 , difficulty:  853228 , date:  "2015-06-27 02:18:12" },
  { height:  535440 , difficulty:  847893 , date:  "2015-06-27 02:18:25" },
  { height:  535441 , difficulty:  844582 , date:  "2015-06-27 02:18:27" },
  { height:  535442 , difficulty:  844927 , date:  "2015-06-27 02:20:01" },
  { height:  535443 , difficulty:  850380 , date:  "2015-06-27 02:20:17" },
  { height:  535444 , difficulty:  850072 , date:  "2015-06-27 02:22:17" },
  { height:  535445 , difficulty:  846673 , date:  "2015-06-27 02:22:34" },
  { height:  535446 , difficulty:  846122 , date:  "2015-06-27 02:22:43" },
  { height:  535447 , difficulty:  846258 , date:  "2015-06-27 02:25:40" },
  { height:  535448 , difficulty:  847067 , date:  "2015-06-27 02:27:07" },
  { height:  535449 , difficulty:  844824 , date:  "2015-06-27 02:28:11" },
  { height:  535450 , difficulty:  843951 , date:  "2015-06-27 02:28:20" },
  { height:  535451 , difficulty:  845080 , date:  "2015-06-27 02:31:38" },
  { height:  535452 , difficulty:  845216 , date:  "2015-06-27 02:33:05" },
  { height:  535453 , difficulty:  841161 , date:  "2015-06-27 02:33:52" },
  { height:  535454 , difficulty:  839164 , date:  "2015-06-27 02:35:56" },
  { height:  535455 , difficulty:  841031 , date:  "2015-06-27 02:37:20" },
  { height:  535456 , difficulty:  839379 , date:  "2015-06-27 02:37:24" },
  { height:  535457 , difficulty:  840702 , date:  "2015-06-27 02:39:50" },
  { height:  535458 , difficulty:  840034 , date:  "2015-06-27 02:41:45" },
  { height:  535459 , difficulty:  836049 , date:  "2015-06-27 02:41:50" },
  { height:  535460 , difficulty:  835486 , date:  "2015-06-27 02:44:34" },
  { height:  535461 , difficulty:  836103 , date:  "2015-06-27 02:45:01" },
  { height:  535462 , difficulty:  838955 , date:  "2015-06-27 02:45:23" },
  { height:  535463 , difficulty:  836650 , date:  "2015-06-27 02:46:38" },
  { height:  535464 , difficulty:  838173 , date:  "2015-06-27 02:46:57" },
  { height:  535465 , difficulty:  836136 , date:  "2015-06-27 02:47:59" },
  { height:  535466 , difficulty:  836514 , date:  "2015-06-27 02:49:19" },
  { height:  535467 , difficulty:  837710 , date:  "2015-06-27 02:49:25" },
  { height:  535468 , difficulty:  834358 , date:  "2015-06-27 02:51:06" },
  { height:  535469 , difficulty:  831154 , date:  "2015-06-27 02:56:06" },
  { height:  535470 , difficulty:  828753 , date:  "2015-06-27 02:56:39" },
  { height:  535471 , difficulty:  828730 , date:  "2015-06-27 02:56:44" },
  { height:  535472 , difficulty:  828301 , date:  "2015-06-27 03:00:41" },
  { height:  535473 , difficulty:  831275 , date:  "2015-06-27 03:01:33" },
  { height:  535474 , difficulty:  831727 , date:  "2015-06-27 03:05:43" },
  { height:  535475 , difficulty:  827936 , date:  "2015-06-27 03:06:35" },
  { height:  535476 , difficulty:  828720 , date:  "2015-06-27 03:07:32" },
  { height:  535477 , difficulty:  830689 , date:  "2015-06-27 03:08:47" },
  { height:  535478 , difficulty:  828095 , date:  "2015-06-27 03:09:54" },
  { height:  535479 , difficulty:  828658 , date:  "2015-06-27 03:10:12" },
  { height:  535480 , difficulty:  828617 , date:  "2015-06-27 03:10:38" },
  { height:  535481 , difficulty:  828052 , date:  "2015-06-27 03:12:16" },
  { height:  535482 , difficulty:  832454 , date:  "2015-06-27 03:12:29" },
  { height:  535483 , difficulty:  831366 , date:  "2015-06-27 03:13:28" },
  { height:  535484 , difficulty:  831785 , date:  "2015-06-27 03:13:34" },
  { height:  535485 , difficulty:  828575 , date:  "2015-06-27 03:14:34" },
  { height:  535486 , difficulty:  828624 , date:  "2015-06-27 03:14:52" },
  { height:  535487 , difficulty:  829998 , date:  "2015-06-27 03:14:58" },
  { height:  535488 , difficulty:  831738 , date:  "2015-06-27 03:15:35" },
  { height:  535489 , difficulty:  831377 , date:  "2015-06-27 03:17:02" },
  { height:  535490 , difficulty:  830944 , date:  "2015-06-27 03:19:07" },
  { height:  535491 , difficulty:  832292 , date:  "2015-06-27 03:22:19" },
  { height:  535492 , difficulty:  832397 , date:  "2015-06-27 03:22:42" },
  { height:  535493 , difficulty:  833476 , date:  "2015-06-27 03:22:48" },
  { height:  535494 , difficulty:  832975 , date:  "2015-06-27 03:22:50" },
  { height:  535495 , difficulty:  831833 , date:  "2015-06-27 03:24:05" },
  { height:  535496 , difficulty:  831412 , date:  "2015-06-27 03:24:32" },
  { height:  535497 , difficulty:  832204 , date:  "2015-06-27 03:26:00" },
  { height:  535498 , difficulty:  827520 , date:  "2015-06-27 03:28:44" },
  { height:  535499 , difficulty:  827325 , date:  "2015-06-27 03:31:45" },
  { height:  535500 , difficulty:  831008 , date:  "2015-06-27 03:32:04" },
  { height:  535501 , difficulty:  828813 , date:  "2015-06-27 03:32:35" },
  { height:  535502 , difficulty:  828541 , date:  "2015-06-27 03:34:30" },
  { height:  535503 , difficulty:  832129 , date:  "2015-06-27 03:35:35" },
  { height:  535504 , difficulty:  833755 , date:  "2015-06-27 03:35:45" },
  { height:  535505 , difficulty:  834404 , date:  "2015-06-27 03:36:29" },
  { height:  535506 , difficulty:  836090 , date:  "2015-06-27 03:37:16" },
  { height:  535507 , difficulty:  830874 , date:  "2015-06-27 03:39:39" },
  { height:  535508 , difficulty:  831832 , date:  "2015-06-27 03:43:51" },
  { height:  535509 , difficulty:  825294 , date:  "2015-06-27 03:47:02" },
  { height:  535510 , difficulty:  826074 , date:  "2015-06-27 03:48:49" },
  { height:  535511 , difficulty:  824250 , date:  "2015-06-27 03:49:39" },
  { height:  535512 , difficulty:  824861 , date:  "2015-06-27 03:52:33" },
  { height:  535513 , difficulty:  824456 , date:  "2015-06-27 03:52:59" },
  { height:  535514 , difficulty:  822635 , date:  "2015-06-27 03:53:54" },
  { height:  535515 , difficulty:  821959 , date:  "2015-06-27 03:55:28" },
  { height:  535516 , difficulty:  822041 , date:  "2015-06-27 03:57:02" },
  { height:  535517 , difficulty:  822700 , date:  "2015-06-27 03:58:23" },
  { height:  535518 , difficulty:  822614 , date:  "2015-06-27 03:59:03" },
  { height:  535519 , difficulty:  823081 , date:  "2015-06-27 04:00:01" },
  { height:  535520 , difficulty:  820619 , date:  "2015-06-27 04:01:33" },
  { height:  535521 , difficulty:  824935 , date:  "2015-06-27 04:02:20" },
  { height:  535522 , difficulty:  825086 , date:  "2015-06-27 04:03:23" },
  { height:  535523 , difficulty:  821628 , date:  "2015-06-27 04:03:39" },
  { height:  535524 , difficulty:  822170 , date:  "2015-06-27 04:04:19" },
  { height:  535525 , difficulty:  825453 , date:  "2015-06-27 04:04:16" },
  { height:  535526 , difficulty:  825492 , date:  "2015-06-27 04:04:26" },
  { height:  535527 , difficulty:  826827 , date:  "2015-06-27 04:06:48" },
  { height:  535528 , difficulty:  827883 , date:  "2015-06-27 04:08:34" },
  { height:  535529 , difficulty:  827051 , date:  "2015-06-27 04:08:58" },
  { height:  535530 , difficulty:  824624 , date:  "2015-06-27 04:09:22" },
  { height:  535531 , difficulty:  822959 , date:  "2015-06-27 04:09:48" },
  { height:  535532 , difficulty:  824270 , date:  "2015-06-27 04:13:24" },
  { height:  535533 , difficulty:  821172 , date:  "2015-06-27 04:14:52" },
  { height:  535534 , difficulty:  822041 , date:  "2015-06-27 04:17:11" },
  { height:  535535 , difficulty:  822856 , date:  "2015-06-27 04:18:16" },
  { height:  535536 , difficulty:  819946 , date:  "2015-06-27 04:18:34" },
  { height:  535537 , difficulty:  820274 , date:  "2015-06-27 04:19:31" },
  { height:  535538 , difficulty:  823550 , date:  "2015-06-27 04:21:31" },
  { height:  535539 , difficulty:  822558 , date:  "2015-06-27 04:21:58" },
  { height:  535540 , difficulty:  822472 , date:  "2015-06-27 04:23:21" },
  { height:  535541 , difficulty:  822195 , date:  "2015-06-27 04:23:27" },
  { height:  535542 , difficulty:  821197 , date:  "2015-06-27 04:23:41" },
  { height:  535543 , difficulty:  824420 , date:  "2015-06-27 04:24:51" },
  { height:  535544 , difficulty:  822964 , date:  "2015-06-27 04:29:19" },
  { height:  535545 , difficulty:  818876 , date:  "2015-06-27 04:29:21" },
  { height:  535546 , difficulty:  818274 , date:  "2015-06-27 04:31:12" },
  { height:  535547 , difficulty:  820794 , date:  "2015-06-27 04:31:24" },
  { height:  535548 , difficulty:  815445 , date:  "2015-06-27 04:31:41" },
  { height:  535549 , difficulty:  814422 , date:  "2015-06-27 04:31:53" },
  { height:  535550 , difficulty:  813175 , date:  "2015-06-27 04:31:56" },
  { height:  535551 , difficulty:  812621 , date:  "2015-06-27 04:33:12" },
  { height:  535552 , difficulty:  812566 , date:  "2015-06-27 04:36:18" },
  { height:  535553 , difficulty:  812586 , date:  "2015-06-27 04:36:29" },
  { height:  535554 , difficulty:  811586 , date:  "2015-06-27 04:37:01" },
  { height:  535555 , difficulty:  811505 , date:  "2015-06-27 04:37:30" },
  { height:  535556 , difficulty:  811781 , date:  "2015-06-27 04:40:27" },
  { height:  535557 , difficulty:  810050 , date:  "2015-06-27 04:43:11" },
  { height:  535558 , difficulty:  809888 , date:  "2015-06-27 04:43:39" },
  { height:  535559 , difficulty:  809724 , date:  "2015-06-27 04:47:19" },
  { height:  535560 , difficulty:  811243 , date:  "2015-06-27 04:48:00" },
  { height:  535561 , difficulty:  810081 , date:  "2015-06-27 04:49:21" },
  { height:  535562 , difficulty:  811882 , date:  "2015-06-27 04:50:02" },
  { height:  535563 , difficulty:  813626 , date:  "2015-06-27 04:52:26" },
  { height:  535564 , difficulty:  813049 , date:  "2015-06-27 04:52:58" },
  { height:  535565 , difficulty:  815230 , date:  "2015-06-27 04:53:23" },
  { height:  535566 , difficulty:  812742 , date:  "2015-06-27 04:54:11" },
  { height:  535567 , difficulty:  810725 , date:  "2015-06-27 04:54:28" },
  { height:  535568 , difficulty:  813305 , date:  "2015-06-27 04:54:50" },
  { height:  535569 , difficulty:  814699 , date:  "2015-06-27 04:56:27" },
  { height:  535570 , difficulty:  815731 , date:  "2015-06-27 04:58:15" },
  { height:  535571 , difficulty:  814917 , date:  "2015-06-27 04:58:24" },
  { height:  535572 , difficulty:  814670 , date:  "2015-06-27 05:00:34" },
  { height:  535573 , difficulty:  813044 , date:  "2015-06-27 05:00:36" },
  { height:  535574 , difficulty:  811777 , date:  "2015-06-27 05:01:54" },
  { height:  535575 , difficulty:  810402 , date:  "2015-06-27 05:02:09" },
  { height:  535576 , difficulty:  810164 , date:  "2015-06-27 05:03:33" },
  { height:  535577 , difficulty:  810842 , date:  "2015-06-27 05:04:52" },
  { height:  535578 , difficulty:  809164 , date:  "2015-06-27 05:07:08" },
  { height:  535579 , difficulty:  808041 , date:  "2015-06-27 05:08:54" },
  { height:  535580 , difficulty:  811309 , date:  "2015-06-27 05:10:50" },
  { height:  535581 , difficulty:  813923 , date:  "2015-06-27 05:11:01" },
  { height:  535582 , difficulty:  823193 , date:  "2015-06-27 05:11:42" },
  { height:  535583 , difficulty:  820163 , date:  "2015-06-27 05:12:55" },
  { height:  535584 , difficulty:  814772 , date:  "2015-06-27 05:13:30" },
  { height:  535585 , difficulty:  813056 , date:  "2015-06-27 05:15:47" },
  { height:  535586 , difficulty:  814258 , date:  "2015-06-27 05:18:37" },
  { height:  535587 , difficulty:  813287 , date:  "2015-06-27 05:19:35" },
  { height:  535588 , difficulty:  809602 , date:  "2015-06-27 05:19:40" },
  { height:  535589 , difficulty:  809402 , date:  "2015-06-27 05:21:38" },
  { height:  535590 , difficulty:  808751 , date:  "2015-06-27 05:22:04" },
  { height:  535591 , difficulty:  808814 , date:  "2015-06-27 05:22:42" },
  { height:  535592 , difficulty:  807227 , date:  "2015-06-27 05:23:46" },
  { height:  535593 , difficulty:  805868 , date:  "2015-06-27 05:26:25" },
  { height:  535594 , difficulty:  807100 , date:  "2015-06-27 05:26:55" },
  { height:  535595 , difficulty:  806865 , date:  "2015-06-27 05:27:40" },
  { height:  535596 , difficulty:  806448 , date:  "2015-06-27 05:30:35" },
  { height:  535597 , difficulty:  805755 , date:  "2015-06-27 05:30:40" },
  { height:  535598 , difficulty:  805352 , date:  "2015-06-27 05:33:13" },
  { height:  535599 , difficulty:  805428 , date:  "2015-06-27 05:33:26" },
  { height:  535600 , difficulty:  806463 , date:  "2015-06-27 05:33:29" },
  { height:  535601 , difficulty:  806604 , date:  "2015-06-27 05:33:37" },
  { height:  535602 , difficulty:  806586 , date:  "2015-06-27 05:35:11" },
  { height:  535603 , difficulty:  804609 , date:  "2015-06-27 05:36:30" },
  { height:  535604 , difficulty:  802470 , date:  "2015-06-27 05:38:43" },
  { height:  535605 , difficulty:  802616 , date:  "2015-06-27 05:39:21" },
  { height:  535606 , difficulty:  802341 , date:  "2015-06-27 05:39:51" },
  { height:  535607 , difficulty:  802281 , date:  "2015-06-27 05:40:18" },
  { height:  535608 , difficulty:  797635 , date:  "2015-06-27 05:40:45" },
  { height:  535609 , difficulty:  796463 , date:  "2015-06-27 05:41:31" },
  { height:  535610 , difficulty:  793535 , date:  "2015-06-27 05:41:51" },
  { height:  535611 , difficulty:  795606 , date:  "2015-06-27 05:42:57" },
  { height:  535612 , difficulty:  796076 , date:  "2015-06-27 05:43:51" },
  { height:  535613 , difficulty:  795036 , date:  "2015-06-27 05:45:07" },
  { height:  535614 , difficulty:  794355 , date:  "2015-06-27 05:46:00" },
  { height:  535615 , difficulty:  794339 , date:  "2015-06-27 05:47:41" },
  { height:  535616 , difficulty:  793721 , date:  "2015-06-27 05:50:06" },
  { height:  535617 , difficulty:  794413 , date:  "2015-06-27 05:50:09" },
  { height:  535618 , difficulty:  795881 , date:  "2015-06-27 05:50:55" },
  { height:  535619 , difficulty:  795347 , date:  "2015-06-27 05:52:49" },
  { height:  535620 , difficulty:  790697 , date:  "2015-06-27 05:56:53" },
  { height:  535621 , difficulty:  790886 , date:  "2015-06-27 05:57:51" },
  { height:  535622 , difficulty:  789260 , date:  "2015-06-27 05:58:05" },
  { height:  535623 , difficulty:  792113 , date:  "2015-06-27 05:58:29" },
  { height:  535624 , difficulty:  791865 , date:  "2015-06-27 05:59:49" },
  { height:  535625 , difficulty:  793194 , date:  "2015-06-27 06:00:52" },
  { height:  535626 , difficulty:  794707 , date:  "2015-06-27 06:01:22" },
  { height:  535627 , difficulty:  793204 , date:  "2015-06-27 06:01:28" },
  { height:  535628 , difficulty:  789874 , date:  "2015-06-27 06:05:12" },
  { height:  535629 , difficulty:  790705 , date:  "2015-06-27 06:05:20" },
  { height:  535630 , difficulty:  791811 , date:  "2015-06-27 06:05:28" },
  { height:  535631 , difficulty:  791594 , date:  "2015-06-27 06:05:54" },
  { height:  535632 , difficulty:  790240 , date:  "2015-06-27 06:07:28" },
  { height:  535633 , difficulty:  786855 , date:  "2015-06-27 06:07:46" },
  { height:  535634 , difficulty:  787343 , date:  "2015-06-27 06:08:04" },
  { height:  535635 , difficulty:  783521 , date:  "2015-06-27 06:08:33" },
  { height:  535636 , difficulty:  783966 , date:  "2015-06-27 06:08:53" },
  { height:  535637 , difficulty:  784114 , date:  "2015-06-27 06:09:55" },
  { height:  535638 , difficulty:  783745 , date:  "2015-06-27 06:11:14" },
  { height:  535639 , difficulty:  782858 , date:  "2015-06-27 06:11:47" },
  { height:  535640 , difficulty:  783158 , date:  "2015-06-27 06:12:13" },
  { height:  535641 , difficulty:  783112 , date:  "2015-06-27 06:12:31" },
  { height:  535642 , difficulty:  783039 , date:  "2015-06-27 06:12:48" },
  { height:  535643 , difficulty:  783299 , date:  "2015-06-27 06:12:46" },
  { height:  535644 , difficulty:  783025 , date:  "2015-06-27 06:13:32" },
  { height:  535645 , difficulty:  781566 , date:  "2015-06-27 06:14:02" },
  { height:  535646 , difficulty:  781567 , date:  "2015-06-27 06:14:55" },
  { height:  535647 , difficulty:  781962 , date:  "2015-06-27 06:15:48" },
  { height:  535648 , difficulty:  779345 , date:  "2015-06-27 06:15:55" },
  { height:  535649 , difficulty:  779547 , date:  "2015-06-27 06:16:16" },
  { height:  535650 , difficulty:  778425 , date:  "2015-06-27 06:16:34" },
  { height:  535651 , difficulty:  779682 , date:  "2015-06-27 06:19:38" },
  { height:  535652 , difficulty:  778353 , date:  "2015-06-27 06:20:13" },
  { height:  535653 , difficulty:  776820 , date:  "2015-06-27 06:20:30" },
  { height:  535654 , difficulty:  775128 , date:  "2015-06-27 06:21:29" },
  { height:  535655 , difficulty:  773114 , date:  "2015-06-27 06:22:38" },
  { height:  535656 , difficulty:  772298 , date:  "2015-06-27 06:25:10" },
  { height:  535657 , difficulty:  772753 , date:  "2015-06-27 06:26:13" },
  { height:  535658 , difficulty:  778156 , date:  "2015-06-27 06:26:55" },
  { height:  535659 , difficulty:  776744 , date:  "2015-06-27 06:28:03" },
  { height:  535660 , difficulty:  782974 , date:  "2015-06-27 06:28:44" },
  { height:  535661 , difficulty:  784728 , date:  "2015-06-27 06:28:53" },
  { height:  535662 , difficulty:  794109 , date:  "2015-06-27 06:30:00" },
  { height:  535663 , difficulty:  793141 , date:  "2015-06-27 06:30:10" },
  { height:  535664 , difficulty:  796224 , date:  "2015-06-27 06:31:10" },
  { height:  535665 , difficulty:  794636 , date:  "2015-06-27 06:33:20" },
  { height:  535666 , difficulty:  794639 , date:  "2015-06-27 06:36:09" },
  { height:  535667 , difficulty:  796411 , date:  "2015-06-27 06:36:14" },
  { height:  535668 , difficulty:  796996 , date:  "2015-06-27 06:36:44" },
  { height:  535669 , difficulty:  793785 , date:  "2015-06-27 06:37:43" },
  { height:  535670 , difficulty:  794108 , date:  "2015-06-27 06:38:23" },
  { height:  535671 , difficulty:  794282 , date:  "2015-06-27 06:39:44" },
  { height:  535672 , difficulty:  790609 , date:  "2015-06-27 06:39:55" },
  { height:  535673 , difficulty:  792679 , date:  "2015-06-27 06:40:13" },
  { height:  535674 , difficulty:  789886 , date:  "2015-06-27 06:43:35" },
  { height:  535675 , difficulty:  791285 , date:  "2015-06-27 06:45:27" },
  { height:  535676 , difficulty:  792521 , date:  "2015-06-27 06:46:26" },
  { height:  535677 , difficulty:  794232 , date:  "2015-06-27 06:49:36" },
  { height:  535678 , difficulty:  793090 , date:  "2015-06-27 06:49:38" },
  { height:  535679 , difficulty:  791541 , date:  "2015-06-27 06:51:16" },
  { height:  535680 , difficulty:  791162 , date:  "2015-06-27 06:53:37" },
  { height:  535681 , difficulty:  790699 , date:  "2015-06-27 06:55:25" },
  { height:  535682 , difficulty:  791318 , date:  "2015-06-27 06:56:44" },
  { height:  535683 , difficulty:  791786 , date:  "2015-06-27 06:57:05" },
  { height:  535684 , difficulty:  795998 , date:  "2015-06-27 06:58:25" },
  { height:  535685 , difficulty:  797582 , date:  "2015-06-27 06:59:11" },
  { height:  535686 , difficulty:  797451 , date:  "2015-06-27 06:59:35" },
  { height:  535687 , difficulty:  796960 , date:  "2015-06-27 07:00:58" },
  { height:  535688 , difficulty:  796146 , date:  "2015-06-27 07:01:17" },
  { height:  535689 , difficulty:  794555 , date:  "2015-06-27 07:05:36" },
  { height:  535690 , difficulty:  794065 , date:  "2015-06-27 07:10:36" },
  { height:  535691 , difficulty:  791927 , date:  "2015-06-27 07:10:57" },
  { height:  535692 , difficulty:  789544 , date:  "2015-06-27 07:22:47" },
  { height:  535693 , difficulty:  791546 , date:  "2015-06-27 07:25:48" },
  { height:  535694 , difficulty:  790701 , date:  "2015-06-27 07:25:52" },
  { height:  535695 , difficulty:  788985 , date:  "2015-06-27 07:27:06" },
  { height:  535696 , difficulty:  784745 , date:  "2015-06-27 07:27:32" },
  { height:  535697 , difficulty:  783629 , date:  "2015-06-27 07:28:17" },
  { height:  535698 , difficulty:  785251 , date:  "2015-06-27 07:28:23" },
  { height:  535699 , difficulty:  784801 , date:  "2015-06-27 07:28:41" },
  { height:  535700 , difficulty:  783242 , date:  "2015-06-27 07:29:18" },
  { height:  535701 , difficulty:  782547 , date:  "2015-06-27 07:29:57" },
  { height:  535702 , difficulty:  782836 , date:  "2015-06-27 07:30:47" },
  { height:  535703 , difficulty:  784608 , date:  "2015-06-27 07:33:18" },
  { height:  535704 , difficulty:  780718 , date:  "2015-06-27 07:33:20" },
  { height:  535705 , difficulty:  782332 , date:  "2015-06-27 07:35:00" },
  { height:  535706 , difficulty:  782327 , date:  "2015-06-27 07:35:04" },
  { height:  535707 , difficulty:  782321 , date:  "2015-06-27 07:35:12" },
  { height:  535708 , difficulty:  781234 , date:  "2015-06-27 07:36:06" },
  { height:  535709 , difficulty:  780864 , date:  "2015-06-27 07:36:28" },
  { height:  535710 , difficulty:  781328 , date:  "2015-06-27 07:36:33" },
  { height:  535711 , difficulty:  781204 , date:  "2015-06-27 07:37:27" },
  { height:  535712 , difficulty:  781929 , date:  "2015-06-27 07:38:03" },
  { height:  535713 , difficulty:  780952 , date:  "2015-06-27 07:38:07" },
  { height:  535714 , difficulty:  779479 , date:  "2015-06-27 07:41:40" },
  { height:  535715 , difficulty:  779107 , date:  "2015-06-27 07:42:01" },
  { height:  535716 , difficulty:  778589 , date:  "2015-06-27 07:44:43" },
  { height:  535717 , difficulty:  778463 , date:  "2015-06-27 07:44:48" },
  { height:  535718 , difficulty:  778854 , date:  "2015-06-27 07:46:59" },
  { height:  535719 , difficulty:  779040 , date:  "2015-06-27 07:49:25" },
  { height:  535720 , difficulty:  778872 , date:  "2015-06-27 07:49:35" },
  { height:  535721 , difficulty:  778598 , date:  "2015-06-27 07:50:30" },
  { height:  535722 , difficulty:  778487 , date:  "2015-06-27 07:54:31" },
  { height:  535723 , difficulty:  777448 , date:  "2015-06-27 07:54:41" },
  { height:  535724 , difficulty:  778756 , date:  "2015-06-27 07:55:53" },
  { height:  535725 , difficulty:  779027 , date:  "2015-06-27 07:57:21" },
  { height:  535726 , difficulty:  778902 , date:  "2015-06-27 07:57:25" },
  { height:  535727 , difficulty:  775321 , date:  "2015-06-27 07:57:47" },
  { height:  535728 , difficulty:  775646 , date:  "2015-06-27 07:58:37" },
  { height:  535729 , difficulty:  775346 , date:  "2015-06-27 07:58:58" },
  { height:  535730 , difficulty:  774698 , date:  "2015-06-27 07:59:07" },
  { height:  535731 , difficulty:  773371 , date:  "2015-06-27 08:03:00" },
  { height:  535732 , difficulty:  772518 , date:  "2015-06-27 08:03:28" },
  { height:  535733 , difficulty:  773990 , date:  "2015-06-27 08:03:42" },
  { height:  535734 , difficulty:  773156 , date:  "2015-06-27 08:05:09" },
  { height:  535735 , difficulty:  771952 , date:  "2015-06-27 08:07:34" },
  { height:  535736 , difficulty:  771118 , date:  "2015-06-27 08:07:45" },
  { height:  535737 , difficulty:  773918 , date:  "2015-06-27 08:08:16" },
  { height:  535738 , difficulty:  773170 , date:  "2015-06-27 08:09:03" },
  { height:  535739 , difficulty:  782208 , date:  "2015-06-27 08:09:48" },
  { height:  535740 , difficulty:  782509 , date:  "2015-06-27 08:11:46" },
  { height:  535741 , difficulty:  779953 , date:  "2015-06-27 08:13:09" },
  { height:  535742 , difficulty:  776920 , date:  "2015-06-27 08:13:55" },
  { height:  535743 , difficulty:  777425 , date:  "2015-06-27 08:16:08" },
  { height:  535744 , difficulty:  777419 , date:  "2015-06-27 08:16:14" },
  { height:  535745 , difficulty:  776809 , date:  "2015-06-27 08:16:20" },
  { height:  535746 , difficulty:  776323 , date:  "2015-06-27 08:16:46" },
  { height:  535747 , difficulty:  776516 , date:  "2015-06-27 08:19:33" },
  { height:  535748 , difficulty:  776598 , date:  "2015-06-27 08:19:58" },
  { height:  535749 , difficulty:  778460 , date:  "2015-06-27 08:21:33" },
  { height:  535750 , difficulty:  774429 , date:  "2015-06-27 08:22:30" },
  { height:  535751 , difficulty:  772713 , date:  "2015-06-27 08:22:53" },
  { height:  535752 , difficulty:  771737 , date:  "2015-06-27 08:23:04" },
  { height:  535753 , difficulty:  770120 , date:  "2015-06-27 08:23:16" },
  { height:  535754 , difficulty:  772559 , date:  "2015-06-27 08:23:41" },
  { height:  535755 , difficulty:  771013 , date:  "2015-06-27 08:27:42" },
  { height:  535756 , difficulty:  769860 , date:  "2015-06-27 08:27:46" },
  { height:  535757 , difficulty:  768627 , date:  "2015-06-27 08:28:33" },
  { height:  535758 , difficulty:  769657 , date:  "2015-06-27 08:28:51" },
  { height:  535759 , difficulty:  769517 , date:  "2015-06-27 08:30:29" },
  { height:  535760 , difficulty:  768464 , date:  "2015-06-27 08:31:15" },
  { height:  535761 , difficulty:  768244 , date:  "2015-06-27 08:31:47" },
  { height:  535762 , difficulty:  771215 , date:  "2015-06-27 08:33:33" },
  { height:  535763 , difficulty:  770237 , date:  "2015-06-27 08:34:04" },
  { height:  535764 , difficulty:  770655 , date:  "2015-06-27 08:34:26" },
  { height:  535765 , difficulty:  767434 , date:  "2015-06-27 08:34:32" },
  { height:  535766 , difficulty:  761578 , date:  "2015-06-27 08:35:03" },
  { height:  535767 , difficulty:  761480 , date:  "2015-06-27 08:35:20" },
  { height:  535768 , difficulty:  748107 , date:  "2015-06-27 08:37:55" },
  { height:  535769 , difficulty:  745124 , date:  "2015-06-27 08:39:00" },
  { height:  535770 , difficulty:  745087 , date:  "2015-06-27 08:39:42" },
  { height:  535771 , difficulty:  744211 , date:  "2015-06-27 08:40:44" },
  { height:  535772 , difficulty:  746076 , date:  "2015-06-27 08:45:10" },
  { height:  535773 , difficulty:  747184 , date:  "2015-06-27 08:45:13" },
  { height:  535774 , difficulty:  747213 , date:  "2015-06-27 08:45:19" },
  { height:  535775 , difficulty:  747260 , date:  "2015-06-27 08:46:43" },
  { height:  535776 , difficulty:  746657 , date:  "2015-06-27 08:53:12" },
  { height:  535777 , difficulty:  746565 , date:  "2015-06-27 08:53:43" },
  { height:  535778 , difficulty:  747675 , date:  "2015-06-27 08:55:50" },
  { height:  535779 , difficulty:  747876 , date:  "2015-06-27 08:56:22" },
  { height:  535780 , difficulty:  748281 , date:  "2015-06-27 08:56:27" },
  { height:  535781 , difficulty:  747604 , date:  "2015-06-27 08:56:39" },
  { height:  535782 , difficulty:  749273 , date:  "2015-06-27 08:57:39" },
  { height:  535783 , difficulty:  750198 , date:  "2015-06-27 08:58:04" },
  { height:  535784 , difficulty:  749334 , date:  "2015-06-27 08:58:29" },
  { height:  535785 , difficulty:  749101 , date:  "2015-06-27 08:58:32" },
  { height:  535786 , difficulty:  749692 , date:  "2015-06-27 08:59:57" },
  { height:  535787 , difficulty:  748673 , date:  "2015-06-27 09:00:23" },
  { height:  535788 , difficulty:  748060 , date:  "2015-06-27 09:00:32" },
  { height:  535789 , difficulty:  748437 , date:  "2015-06-27 09:00:59" },
  { height:  535790 , difficulty:  744567 , date:  "2015-06-27 09:02:26" },
  { height:  535791 , difficulty:  745217 , date:  "2015-06-27 09:03:58" },
  { height:  535792 , difficulty:  742765 , date:  "2015-06-27 09:04:09" },
  { height:  535793 , difficulty:  749169 , date:  "2015-06-27 09:06:09" },
  { height:  535794 , difficulty:  746710 , date:  "2015-06-27 09:09:17" },
  { height:  535795 , difficulty:  744400 , date:  "2015-06-27 09:09:19" },
  { height:  535796 , difficulty:  745199 , date:  "2015-06-27 09:09:41" },
  { height:  535797 , difficulty:  744160 , date:  "2015-06-27 09:09:56" },
  { height:  535798 , difficulty:  739633 , date:  "2015-06-27 09:09:59" },
  { height:  535799 , difficulty:  740286 , date:  "2015-06-27 09:12:29" },
  { height:  535800 , difficulty:  740177 , date:  "2015-06-27 09:12:36" },
  { height:  535801 , difficulty:  740271 , date:  "2015-06-27 09:13:13" },
  { height:  535802 , difficulty:  742485 , date:  "2015-06-27 09:13:47" },
  { height:  535803 , difficulty:  742306 , date:  "2015-06-27 09:17:26" },
  { height:  535804 , difficulty:  741358 , date:  "2015-06-27 09:17:37" },
  { height:  535805 , difficulty:  744401 , date:  "2015-06-27 09:18:47" },
  { height:  535806 , difficulty:  745394 , date:  "2015-06-27 09:19:09" },
  { height:  535807 , difficulty:  741277 , date:  "2015-06-27 09:20:45" },
  { height:  535808 , difficulty:  741821 , date:  "2015-06-27 09:21:28" },
  { height:  535809 , difficulty:  741677 , date:  "2015-06-27 09:22:53" },
  { height:  535810 , difficulty:  743772 , date:  "2015-06-27 09:23:54" },
  { height:  535811 , difficulty:  741603 , date:  "2015-06-27 09:25:34" },
  { height:  535812 , difficulty:  741446 , date:  "2015-06-27 09:26:57" },
  { height:  535813 , difficulty:  741580 , date:  "2015-06-27 09:27:11" },
  { height:  535814 , difficulty:  743578 , date:  "2015-06-27 09:27:14" },
  { height:  535815 , difficulty:  742830 , date:  "2015-06-27 09:27:43" },
  { height:  535816 , difficulty:  743120 , date:  "2015-06-27 09:28:03" },
  { height:  535817 , difficulty:  742482 , date:  "2015-06-27 09:28:13" },
  { height:  535818 , difficulty:  742837 , date:  "2015-06-27 09:28:31" },
  { height:  535819 , difficulty:  741253 , date:  "2015-06-27 09:30:16" },
  { height:  535820 , difficulty:  741354 , date:  "2015-06-27 09:31:06" },
  { height:  535821 , difficulty:  742016 , date:  "2015-06-27 09:31:35" },
  { height:  535822 , difficulty:  745215 , date:  "2015-06-27 09:32:17" },
  { height:  535823 , difficulty:  742119 , date:  "2015-06-27 09:32:20" },
  { height:  535824 , difficulty:  741655 , date:  "2015-06-27 09:37:24" },
  { height:  535825 , difficulty:  740951 , date:  "2015-06-27 09:39:06" },
  { height:  535826 , difficulty:  740653 , date:  "2015-06-27 09:39:09" },
  { height:  535827 , difficulty:  743932 , date:  "2015-06-27 09:39:39" },
  { height:  535828 , difficulty:  745066 , date:  "2015-06-27 09:40:55" },
  { height:  535829 , difficulty:  744932 , date:  "2015-06-27 09:40:59" },
  { height:  535830 , difficulty:  747335 , date:  "2015-06-27 09:42:13" },
  { height:  535831 , difficulty:  746056 , date:  "2015-06-27 09:44:31" },
  { height:  535832 , difficulty:  746568 , date:  "2015-06-27 09:46:04" },
  { height:  535833 , difficulty:  746736 , date:  "2015-06-27 09:46:23" },
  { height:  535834 , difficulty:  748421 , date:  "2015-06-27 09:47:45" },
  { height:  535835 , difficulty:  747045 , date:  "2015-06-27 09:47:55" },
  { height:  535836 , difficulty:  748037 , date:  "2015-06-27 09:48:05" },
  { height:  535837 , difficulty:  748589 , date:  "2015-06-27 09:48:33" },
  { height:  535838 , difficulty:  747233 , date:  "2015-06-27 09:50:02" },
  { height:  535839 , difficulty:  748595 , date:  "2015-06-27 09:50:05" },
  { height:  535840 , difficulty:  748752 , date:  "2015-06-27 09:51:09" },
  { height:  535841 , difficulty:  751083 , date:  "2015-06-27 09:51:43" },
  { height:  535842 , difficulty:  750434 , date:  "2015-06-27 09:54:41" },
  { height:  535843 , difficulty:  753987 , date:  "2015-06-27 09:54:46" },
  { height:  535844 , difficulty:  750981 , date:  "2015-06-27 09:55:49" },
  { height:  535845 , difficulty:  750494 , date:  "2015-06-27 09:56:12" },
  { height:  535846 , difficulty:  751396 , date:  "2015-06-27 09:56:37" },
  { height:  535847 , difficulty:  752840 , date:  "2015-06-27 09:57:29" },
  { height:  535848 , difficulty:  747801 , date:  "2015-06-27 10:00:32" },
  { height:  535849 , difficulty:  749743 , date:  "2015-06-27 10:02:59" },
  { height:  535850 , difficulty:  749800 , date:  "2015-06-27 10:03:54" },
  { height:  535851 , difficulty:  749338 , date:  "2015-06-27 10:05:10" },
  { height:  535852 , difficulty:  743585 , date:  "2015-06-27 10:06:41" },
  { height:  535853 , difficulty:  743639 , date:  "2015-06-27 10:06:47" },
  { height:  535854 , difficulty:  741598 , date:  "2015-06-27 10:07:47" },
  { height:  535855 , difficulty:  741676 , date:  "2015-06-27 10:07:54" },
  { height:  535856 , difficulty:  741529 , date:  "2015-06-27 10:10:44" },
  { height:  535857 , difficulty:  741455 , date:  "2015-06-27 10:10:57" },
  { height:  535858 , difficulty:  744606 , date:  "2015-06-27 10:11:02" },
  { height:  535859 , difficulty:  745127 , date:  "2015-06-27 10:12:40" },
  { height:  535860 , difficulty:  746947 , date:  "2015-06-27 10:13:14" },
  { height:  535861 , difficulty:  747603 , date:  "2015-06-27 10:15:26" },
  { height:  535862 , difficulty:  746492 , date:  "2015-06-27 10:15:27" },
  { height:  535863 , difficulty:  746241 , date:  "2015-06-27 10:16:40" },
  { height:  535864 , difficulty:  747635 , date:  "2015-06-27 10:17:01" },
  { height:  535865 , difficulty:  747996 , date:  "2015-06-27 10:17:28" },
  { height:  535866 , difficulty:  747120 , date:  "2015-06-27 10:17:41" },
  { height:  535867 , difficulty:  746208 , date:  "2015-06-27 10:17:57" },
  { height:  535868 , difficulty:  746978 , date:  "2015-06-27 10:18:25" },
  { height:  535869 , difficulty:  744649 , date:  "2015-06-27 10:18:53" },
  { height:  535870 , difficulty:  741290 , date:  "2015-06-27 10:20:34" },
  { height:  535871 , difficulty:  741322 , date:  "2015-06-27 10:21:35" },
  { height:  535872 , difficulty:  743283 , date:  "2015-06-27 10:22:07" },
  { height:  535873 , difficulty:  745156 , date:  "2015-06-27 10:22:26" },
  { height:  535874 , difficulty:  745021 , date:  "2015-06-27 10:23:44" },
  { height:  535875 , difficulty:  742831 , date:  "2015-06-27 10:23:49" },
  { height:  535876 , difficulty:  743018 , date:  "2015-06-27 10:24:47" },
  { height:  535877 , difficulty:  742980 , date:  "2015-06-27 10:25:41" },
  { height:  535878 , difficulty:  742759 , date:  "2015-06-27 10:28:59" },
  { height:  535879 , difficulty:  738536 , date:  "2015-06-27 10:29:47" },
  { height:  535880 , difficulty:  741553 , date:  "2015-06-27 10:30:08" },
  { height:  535881 , difficulty:  740262 , date:  "2015-06-27 10:30:43" },
  { height:  535882 , difficulty:  739822 , date:  "2015-06-27 10:32:56" },
  { height:  535883 , difficulty:  738935 , date:  "2015-06-27 10:33:34" },
  { height:  535884 , difficulty:  738090 , date:  "2015-06-27 10:33:45" },
  { height:  535885 , difficulty:  737545 , date:  "2015-06-27 10:34:23" },
  { height:  535886 , difficulty:  738585 , date:  "2015-06-27 10:35:17" },
  { height:  535887 , difficulty:  736620 , date:  "2015-06-27 10:35:27" },
  { height:  535888 , difficulty:  735969 , date:  "2015-06-27 10:36:18" },
  { height:  535889 , difficulty:  737430 , date:  "2015-06-27 10:37:05" },
  { height:  535890 , difficulty:  738529 , date:  "2015-06-27 10:38:01" },
  { height:  535891 , difficulty:  738837 , date:  "2015-06-27 10:38:38" },
  { height:  535892 , difficulty:  738523 , date:  "2015-06-27 10:39:27" },
  { height:  535893 , difficulty:  738472 , date:  "2015-06-27 10:39:39" },
  { height:  535894 , difficulty:  738574 , date:  "2015-06-27 10:40:21" },
  { height:  535895 , difficulty:  736571 , date:  "2015-06-27 10:40:53" },
  { height:  535896 , difficulty:  735716 , date:  "2015-06-27 10:42:31" },
  { height:  535897 , difficulty:  736395 , date:  "2015-06-27 10:44:04" },
  { height:  535898 , difficulty:  736581 , date:  "2015-06-27 10:44:10" },
  { height:  535899 , difficulty:  737098 , date:  "2015-06-27 10:46:05" },
  { height:  535900 , difficulty:  731358 , date:  "2015-06-27 10:46:21" },
  { height:  535901 , difficulty:  730553 , date:  "2015-06-27 10:46:24" },
  { height:  535902 , difficulty:  730413 , date:  "2015-06-27 10:46:47" },
  { height:  535903 , difficulty:  730649 , date:  "2015-06-27 10:47:21" },
  { height:  535904 , difficulty:  729324 , date:  "2015-06-27 10:49:03" },
  { height:  535905 , difficulty:  731495 , date:  "2015-06-27 10:49:57" },
  { height:  535906 , difficulty:  730872 , date:  "2015-06-27 10:51:22" },
  { height:  535907 , difficulty:  728984 , date:  "2015-06-27 10:51:28" },
  { height:  535908 , difficulty:  728846 , date:  "2015-06-27 10:52:53" },
  { height:  535909 , difficulty:  729131 , date:  "2015-06-27 10:53:14" },
  { height:  535910 , difficulty:  728154 , date:  "2015-06-27 10:53:26" },
  { height:  535911 , difficulty:  728087 , date:  "2015-06-27 10:54:32" },
  { height:  535912 , difficulty:  727879 , date:  "2015-06-27 10:54:45" },
  { height:  535913 , difficulty:  727983 , date:  "2015-06-27 10:54:43" },
  { height:  535914 , difficulty:  726328 , date:  "2015-06-27 10:57:11" },
  { height:  535915 , difficulty:  726761 , date:  "2015-06-27 10:57:56" },
  { height:  535916 , difficulty:  727121 , date:  "2015-06-27 11:02:41" },
  { height:  535917 , difficulty:  728714 , date:  "2015-06-27 11:02:57" },
  { height:  535918 , difficulty:  725438 , date:  "2015-06-27 11:03:31" },
  { height:  535919 , difficulty:  725882 , date:  "2015-06-27 11:03:57" },
  { height:  535920 , difficulty:  725390 , date:  "2015-06-27 11:07:03" },
  { height:  535921 , difficulty:  726701 , date:  "2015-06-27 11:07:54" },
  { height:  535922 , difficulty:  727502 , date:  "2015-06-27 11:08:18" },
  { height:  535923 , difficulty:  727010 , date:  "2015-06-27 11:08:40" },
  { height:  535924 , difficulty:  726928 , date:  "2015-06-27 11:08:42" },
  { height:  535925 , difficulty:  724426 , date:  "2015-06-27 11:09:33" },
  { height:  535926 , difficulty:  727173 , date:  "2015-06-27 11:10:16" },
  { height:  535927 , difficulty:  727222 , date:  "2015-06-27 11:11:27" },
  { height:  535928 , difficulty:  726240 , date:  "2015-06-27 11:12:06" },
  { height:  535929 , difficulty:  727121 , date:  "2015-06-27 11:15:35" },
  { height:  535930 , difficulty:  726791 , date:  "2015-06-27 11:18:17" },
  { height:  535931 , difficulty:  727231 , date:  "2015-06-27 11:18:55" },
  { height:  535932 , difficulty:  724544 , date:  "2015-06-27 11:19:31" },
  { height:  535933 , difficulty:  724847 , date:  "2015-06-27 11:19:35" },
  { height:  535934 , difficulty:  724944 , date:  "2015-06-27 11:19:52" },
  { height:  535935 , difficulty:  723116 , date:  "2015-06-27 11:20:41" },
  { height:  535936 , difficulty:  724418 , date:  "2015-06-27 11:21:17" },
  { height:  535937 , difficulty:  722035 , date:  "2015-06-27 11:21:59" },
  { height:  535938 , difficulty:  723126 , date:  "2015-06-27 11:23:56" },
  { height:  535939 , difficulty:  723111 , date:  "2015-06-27 11:25:41" },
  { height:  535940 , difficulty:  723263 , date:  "2015-06-27 11:26:37" },
  { height:  535941 , difficulty:  725217 , date:  "2015-06-27 11:28:05" },
  { height:  535942 , difficulty:  726924 , date:  "2015-06-27 11:33:38" },
  { height:  535943 , difficulty:  726581 , date:  "2015-06-27 11:34:04" },
  { height:  535944 , difficulty:  727579 , date:  "2015-06-27 11:34:43" },
  { height:  535945 , difficulty:  727508 , date:  "2015-06-27 11:35:29" },
  { height:  535946 , difficulty:  725892 , date:  "2015-06-27 11:39:29" },
  { height:  535947 , difficulty:  724717 , date:  "2015-06-27 11:39:45" },
  { height:  535948 , difficulty:  724222 , date:  "2015-06-27 11:42:05" },
  { height:  535949 , difficulty:  724698 , date:  "2015-06-27 11:43:46" },
  { height:  535950 , difficulty:  724953 , date:  "2015-06-27 11:44:09" },
  { height:  535951 , difficulty:  725643 , date:  "2015-06-27 11:44:27" },
  { height:  535952 , difficulty:  724503 , date:  "2015-06-27 11:44:48" },
  { height:  535953 , difficulty:  724459 , date:  "2015-06-27 11:45:06" },
  { height:  535954 , difficulty:  721401 , date:  "2015-06-27 11:45:09" },
  { height:  535955 , difficulty:  720500 , date:  "2015-06-27 11:46:08" },
  { height:  535956 , difficulty:  720259 , date:  "2015-06-27 11:47:15" },
  { height:  535957 , difficulty:  719563 , date:  "2015-06-27 11:47:53" },
  { height:  535958 , difficulty:  717915 , date:  "2015-06-27 11:51:49" },
  { height:  535959 , difficulty:  717395 , date:  "2015-06-27 11:52:11" },
  { height:  535960 , difficulty:  717858 , date:  "2015-06-27 11:52:32" },
  { height:  535961 , difficulty:  717945 , date:  "2015-06-27 11:53:29" },
  { height:  535962 , difficulty:  721947 , date:  "2015-06-27 11:58:10" },
  { height:  535963 , difficulty:  721944 , date:  "2015-06-27 11:58:53" },
  { height:  535964 , difficulty:  721234 , date:  "2015-06-27 12:00:59" },
  { height:  535965 , difficulty:  720346 , date:  "2015-06-27 12:01:04" },
  { height:  535966 , difficulty:  719318 , date:  "2015-06-27 12:01:15" },
  { height:  535967 , difficulty:  720239 , date:  "2015-06-27 12:01:58" },
  { height:  535968 , difficulty:  719354 , date:  "2015-06-27 12:03:37" },
  { height:  535969 , difficulty:  719477 , date:  "2015-06-27 12:05:38" },
  { height:  535970 , difficulty:  722916 , date:  "2015-06-27 12:06:57" },
  { height:  535971 , difficulty:  722436 , date:  "2015-06-27 12:08:00" },
  { height:  535972 , difficulty:  721135 , date:  "2015-06-27 12:08:28" },
  { height:  535973 , difficulty:  722287 , date:  "2015-06-27 12:08:59" },
  { height:  535974 , difficulty:  722402 , date:  "2015-06-27 12:09:35" },
  { height:  535975 , difficulty:  721882 , date:  "2015-06-27 12:10:29" },
  { height:  535976 , difficulty:  721969 , date:  "2015-06-27 12:10:51" },
  { height:  535977 , difficulty:  722201 , date:  "2015-06-27 12:11:32" },
  { height:  535978 , difficulty:  723342 , date:  "2015-06-27 12:11:40" },
  { height:  535979 , difficulty:  722622 , date:  "2015-06-27 12:11:42" },
  { height:  535980 , difficulty:  720758 , date:  "2015-06-27 12:12:25" },
  { height:  535981 , difficulty:  720987 , date:  "2015-06-27 12:14:10" },
  { height:  535982 , difficulty:  719349 , date:  "2015-06-27 12:17:57" },
  { height:  535983 , difficulty:  719245 , date:  "2015-06-27 12:18:05" },
  { height:  535984 , difficulty:  718024 , date:  "2015-06-27 12:18:28" },
  { height:  535985 , difficulty:  718067 , date:  "2015-06-27 12:18:23" },
  { height:  535986 , difficulty:  720547 , date:  "2015-06-27 12:18:26" },
  { height:  535987 , difficulty:  719952 , date:  "2015-06-27 12:21:34" },
  { height:  535988 , difficulty:  720080 , date:  "2015-06-27 12:22:27" },
  { height:  535989 , difficulty:  721735 , date:  "2015-06-27 12:24:11" },
  { height:  535990 , difficulty:  722809 , date:  "2015-06-27 12:25:15" },
  { height:  535991 , difficulty:  722462 , date:  "2015-06-27 12:27:13" },
  { height:  535992 , difficulty:  718325 , date:  "2015-06-27 12:28:58" },
  { height:  535993 , difficulty:  719358 , date:  "2015-06-27 12:33:06" },
  { height:  535994 , difficulty:  720477 , date:  "2015-06-27 12:33:38" },
  { height:  535995 , difficulty:  720287 , date:  "2015-06-27 12:33:51" },
  { height:  535996 , difficulty:  717169 , date:  "2015-06-27 12:36:59" },
  { height:  535997 , difficulty:  718763 , date:  "2015-06-27 12:38:24" },
  { height:  535998 , difficulty:  718391 , date:  "2015-06-27 12:38:44" },
  { height:  535999 , difficulty:  718488 , date:  "2015-06-27 12:45:24" },
  { height:  536000 , difficulty:  721018 , date:  "2015-06-27 12:45:44" },
  { height:  536001 , difficulty:  719967 , date:  "2015-06-27 12:46:00" },
  { height:  536002 , difficulty:  719184 , date:  "2015-06-27 12:48:36" },
  { height:  536003 , difficulty:  718694 , date:  "2015-06-27 12:48:44" },
  { height:  536004 , difficulty:  719357 , date:  "2015-06-27 12:49:16" },
  { height:  536005 , difficulty:  715831 , date:  "2015-06-27 12:49:35" },
  { height:  536006 , difficulty:  713140 , date:  "2015-06-27 12:49:58" },
  { height:  536007 , difficulty:  712740 , date:  "2015-06-27 12:53:30" },
  { height:  536008 , difficulty:  715409 , date:  "2015-06-27 12:53:47" },
  { height:  536009 , difficulty:  715468 , date:  "2015-06-27 12:54:02" },
  { height:  536010 , difficulty:  716696 , date:  "2015-06-27 12:56:39" },
  { height:  536011 , difficulty:  723299 , date:  "2015-06-27 12:56:59" },
  { height:  536012 , difficulty:  722862 , date:  "2015-06-27 12:57:34" },
  { height:  536013 , difficulty:  725771 , date:  "2015-06-27 12:57:30" },
  { height:  536014 , difficulty:  723503 , date:  "2015-06-27 12:58:48" },
  { height:  536015 , difficulty:  723006 , date:  "2015-06-27 12:59:42" },
  { height:  536016 , difficulty:  723778 , date:  "2015-06-27 13:01:40" },
  { height:  536017 , difficulty:  722241 , date:  "2015-06-27 13:03:06" },
  { height:  536018 , difficulty:  716393 , date:  "2015-06-27 13:03:44" },
  { height:  536019 , difficulty:  716670 , date:  "2015-06-27 13:03:51" },
  { height:  536020 , difficulty:  716535 , date:  "2015-06-27 13:03:59" },
  { height:  536021 , difficulty:  715841 , date:  "2015-06-27 13:04:02" },
  { height:  536022 , difficulty:  711456 , date:  "2015-06-27 13:05:08" },
  { height:  536023 , difficulty:  714320 , date:  "2015-06-27 13:07:05" },
  { height:  536024 , difficulty:  714966 , date:  "2015-06-27 13:09:04" },
  { height:  536025 , difficulty:  713044 , date:  "2015-06-27 13:09:53" },
  { height:  536026 , difficulty:  714838 , date:  "2015-06-27 13:10:31" },
  { height:  536027 , difficulty:  714494 , date:  "2015-06-27 13:11:41" },
  { height:  536028 , difficulty:  713966 , date:  "2015-06-27 13:12:09" },
  { height:  536029 , difficulty:  713829 , date:  "2015-06-27 13:13:30" },
  { height:  536030 , difficulty:  714281 , date:  "2015-06-27 13:15:27" },
  { height:  536031 , difficulty:  713183 , date:  "2015-06-27 13:15:43" },
  { height:  536032 , difficulty:  713413 , date:  "2015-06-27 13:16:22" },
  { height:  536033 , difficulty:  712904 , date:  "2015-06-27 13:17:50" },
  { height:  536034 , difficulty:  709092 , date:  "2015-06-27 13:20:33" },
  { height:  536035 , difficulty:  709683 , date:  "2015-06-27 13:22:38" },
  { height:  536036 , difficulty:  710970 , date:  "2015-06-27 13:23:10" },
  { height:  536037 , difficulty:  709971 , date:  "2015-06-27 13:23:30" },
  { height:  536038 , difficulty:  704911 , date:  "2015-06-27 13:23:57" },
  { height:  536039 , difficulty:  708222 , date:  "2015-06-27 13:25:08" },
  { height:  536040 , difficulty:  709048 , date:  "2015-06-27 13:25:25" },
  { height:  536041 , difficulty:  708858 , date:  "2015-06-27 13:26:44" },
  { height:  536042 , difficulty:  708504 , date:  "2015-06-27 13:27:16" },
  { height:  536043 , difficulty:  707905 , date:  "2015-06-27 13:28:27" },
  { height:  536044 , difficulty:  708545 , date:  "2015-06-27 13:28:38" },
  { height:  536045 , difficulty:  707536 , date:  "2015-06-27 13:29:27" },
  { height:  536046 , difficulty:  706771 , date:  "2015-06-27 13:29:58" },
  { height:  536047 , difficulty:  705600 , date:  "2015-06-27 13:30:22" },
  { height:  536048 , difficulty:  706669 , date:  "2015-06-27 13:30:25" },
  { height:  536049 , difficulty:  706967 , date:  "2015-06-27 13:30:49" },
  { height:  536050 , difficulty:  708453 , date:  "2015-06-27 13:31:40" },
  { height:  536051 , difficulty:  707740 , date:  "2015-06-27 13:33:33" },
  { height:  536052 , difficulty:  710268 , date:  "2015-06-27 13:34:02" },
  { height:  536053 , difficulty:  711338 , date:  "2015-06-27 13:34:38" },
  { height:  536054 , difficulty:  711067 , date:  "2015-06-27 13:34:58" },
  { height:  536055 , difficulty:  712897 , date:  "2015-06-27 13:35:28" },
  { height:  536056 , difficulty:  711963 , date:  "2015-06-27 13:38:22" },
  { height:  536057 , difficulty:  712562 , date:  "2015-06-27 13:43:37" },
  { height:  536058 , difficulty:  711480 , date:  "2015-06-27 13:44:09" },
  { height:  536059 , difficulty:  712991 , date:  "2015-06-27 13:44:26" },
  { height:  536060 , difficulty:  713909 , date:  "2015-06-27 13:45:55" },
  { height:  536061 , difficulty:  713705 , date:  "2015-06-27 13:49:14" },
  { height:  536062 , difficulty:  715635 , date:  "2015-06-27 13:50:52" },
  { height:  536063 , difficulty:  712754 , date:  "2015-06-27 13:52:10" },
  { height:  536064 , difficulty:  713298 , date:  "2015-06-27 13:52:26" },
  { height:  536065 , difficulty:  711301 , date:  "2015-06-27 13:52:37" },
  { height:  536066 , difficulty:  710218 , date:  "2015-06-27 13:52:46" },
  { height:  536067 , difficulty:  711059 , date:  "2015-06-27 13:53:29" },
  { height:  536068 , difficulty:  711571 , date:  "2015-06-27 13:55:58" },
  { height:  536069 , difficulty:  709407 , date:  "2015-06-27 13:56:47" },
  { height:  536070 , difficulty:  708831 , date:  "2015-06-27 13:57:07" },
  { height:  536071 , difficulty:  709205 , date:  "2015-06-27 13:57:26" },
  { height:  536072 , difficulty:  705699 , date:  "2015-06-27 13:57:41" },
  { height:  536073 , difficulty:  704330 , date:  "2015-06-27 13:58:03" },
  { height:  536074 , difficulty:  708591 , date:  "2015-06-27 13:58:00" },
  { height:  536075 , difficulty:  701342 , date:  "2015-06-27 13:58:40" },
  { height:  536076 , difficulty:  701211 , date:  "2015-06-27 14:01:39" },
  { height:  536077 , difficulty:  703049 , date:  "2015-06-27 14:04:38" },
  { height:  536078 , difficulty:  700191 , date:  "2015-06-27 14:05:07" },
  { height:  536079 , difficulty:  700040 , date:  "2015-06-27 14:06:14" },
  { height:  536080 , difficulty:  699962 , date:  "2015-06-27 14:06:31" },
  { height:  536081 , difficulty:  699652 , date:  "2015-06-27 14:09:08" },
  { height:  536082 , difficulty:  700034 , date:  "2015-06-27 14:09:11" },
  { height:  536083 , difficulty:  696229 , date:  "2015-06-27 14:10:51" },
  { height:  536084 , difficulty:  698265 , date:  "2015-06-27 14:11:15" },
  { height:  536085 , difficulty:  698440 , date:  "2015-06-27 14:11:39" },
  { height:  536086 , difficulty:  695610 , date:  "2015-06-27 14:12:43" },
  { height:  536087 , difficulty:  695343 , date:  "2015-06-27 14:13:28" },
  { height:  536088 , difficulty:  695144 , date:  "2015-06-27 14:13:30" },
  { height:  536089 , difficulty:  695317 , date:  "2015-06-27 14:13:41" },
  { height:  536090 , difficulty:  695140 , date:  "2015-06-27 14:14:02" },
  { height:  536091 , difficulty:  694084 , date:  "2015-06-27 14:14:16" },
  { height:  536092 , difficulty:  693000 , date:  "2015-06-27 14:14:41" },
  { height:  536093 , difficulty:  692019 , date:  "2015-06-27 14:15:58" },
  { height:  536094 , difficulty:  692816 , date:  "2015-06-27 14:16:18" },
  { height:  536095 , difficulty:  692890 , date:  "2015-06-27 14:20:23" },
  { height:  536096 , difficulty:  692879 , date:  "2015-06-27 14:20:30" },
  { height:  536097 , difficulty:  697448 , date:  "2015-06-27 14:20:47" },
  { height:  536098 , difficulty:  697116 , date:  "2015-06-27 14:21:12" },
  { height:  536099 , difficulty:  695125 , date:  "2015-06-27 14:23:24" },
  { height:  536100 , difficulty:  694670 , date:  "2015-06-27 14:23:33" },
  { height:  536101 , difficulty:  694541 , date:  "2015-06-27 14:25:32" },
  { height:  536102 , difficulty:  693821 , date:  "2015-06-27 14:26:38" },
  { height:  536103 , difficulty:  693033 , date:  "2015-06-27 14:27:52" },
  { height:  536104 , difficulty:  692400 , date:  "2015-06-27 14:27:55" },
  { height:  536105 , difficulty:  691602 , date:  "2015-06-27 14:28:15" },
  { height:  536106 , difficulty:  693323 , date:  "2015-06-27 14:28:26" },
  { height:  536107 , difficulty:  693228 , date:  "2015-06-27 14:31:04" },
  { height:  536108 , difficulty:  697291 , date:  "2015-06-27 14:32:19" },
  { height:  536109 , difficulty:  695660 , date:  "2015-06-27 14:32:27" },
  { height:  536110 , difficulty:  694507 , date:  "2015-06-27 14:33:31" },
  { height:  536111 , difficulty:  692235 , date:  "2015-06-27 14:33:57" },
  { height:  536112 , difficulty:  692461 , date:  "2015-06-27 14:36:17" },
  { height:  536113 , difficulty:  694083 , date:  "2015-06-27 14:37:38" },
  { height:  536114 , difficulty:  694364 , date:  "2015-06-27 14:37:53" },
  { height:  536115 , difficulty:  693148 , date:  "2015-06-27 14:38:07" },
  { height:  536116 , difficulty:  692685 , date:  "2015-06-27 14:38:14" },
  { height:  536117 , difficulty:  692740 , date:  "2015-06-27 14:39:06" },
  { height:  536118 , difficulty:  692251 , date:  "2015-06-27 14:39:29" },
  { height:  536119 , difficulty:  692886 , date:  "2015-06-27 14:42:04" },
  { height:  536120 , difficulty:  692783 , date:  "2015-06-27 14:42:24" },
  { height:  536121 , difficulty:  691882 , date:  "2015-06-27 14:43:39" },
  { height:  536122 , difficulty:  694206 , date:  "2015-06-27 14:44:35" },
  { height:  536123 , difficulty:  695092 , date:  "2015-06-27 14:44:49" },
  { height:  536124 , difficulty:  695951 , date:  "2015-06-27 14:45:03" },
  { height:  536125 , difficulty:  695481 , date:  "2015-06-27 14:45:13" },
  { height:  536126 , difficulty:  697856 , date:  "2015-06-27 14:45:27" },
  { height:  536127 , difficulty:  697190 , date:  "2015-06-27 14:45:33" },
  { height:  536128 , difficulty:  697308 , date:  "2015-06-27 14:48:24" },
  { height:  536129 , difficulty:  698667 , date:  "2015-06-27 14:48:25" },
  { height:  536130 , difficulty:  699602 , date:  "2015-06-27 14:48:35" },
  { height:  536131 , difficulty:  698950 , date:  "2015-06-27 14:50:09" },
  { height:  536132 , difficulty:  698259 , date:  "2015-06-27 14:51:22" },
  { height:  536133 , difficulty:  694550 , date:  "2015-06-27 14:53:50" },
  { height:  536134 , difficulty:  693890 , date:  "2015-06-27 14:56:42" },
  { height:  536135 , difficulty:  696280 , date:  "2015-06-27 14:56:58" },
  { height:  536136 , difficulty:  695007 , date:  "2015-06-27 14:57:10" },
  { height:  536137 , difficulty:  691730 , date:  "2015-06-27 14:57:17" },
  { height:  536138 , difficulty:  691148 , date:  "2015-06-27 14:57:31" },
  { height:  536139 , difficulty:  689938 , date:  "2015-06-27 14:59:56" },
  { height:  536140 , difficulty:  690549 , date:  "2015-06-27 15:00:07" },
  { height:  536141 , difficulty:  691558 , date:  "2015-06-27 15:00:28" },
  { height:  536142 , difficulty:  691313 , date:  "2015-06-27 15:00:31" },
  { height:  536143 , difficulty:  692136 , date:  "2015-06-27 15:01:11" },
  { height:  536144 , difficulty:  694595 , date:  "2015-06-27 15:02:00" },
  { height:  536145 , difficulty:  694133 , date:  "2015-06-27 15:02:38" },
  { height:  536146 , difficulty:  693689 , date:  "2015-06-27 15:02:57" },
  { height:  536147 , difficulty:  697345 , date:  "2015-06-27 15:07:13" },
  { height:  536148 , difficulty:  697809 , date:  "2015-06-27 15:07:24" },
  { height:  536149 , difficulty:  701733 , date:  "2015-06-27 15:07:29" },
  { height:  536150 , difficulty:  702429 , date:  "2015-06-27 15:08:59" },
  { height:  536151 , difficulty:  702593 , date:  "2015-06-27 15:09:39" },
  { height:  536152 , difficulty:  700529 , date:  "2015-06-27 15:09:52" },
  { height:  536153 , difficulty:  698341 , date:  "2015-06-27 15:10:47" },
  { height:  536154 , difficulty:  697950 , date:  "2015-06-27 15:11:49" },
  { height:  536155 , difficulty:  697026 , date:  "2015-06-27 15:13:00" },
  { height:  536156 , difficulty:  698268 , date:  "2015-06-27 15:14:46" },
  { height:  536157 , difficulty:  695514 , date:  "2015-06-27 15:16:34" },
  { height:  536158 , difficulty:  696304 , date:  "2015-06-27 15:16:42" },
  { height:  536159 , difficulty:  694438 , date:  "2015-06-27 15:16:50" },
  { height:  536160 , difficulty:  694874 , date:  "2015-06-27 15:17:01" },
  { height:  536161 , difficulty:  694570 , date:  "2015-06-27 15:18:59" },
  { height:  536162 , difficulty:  693345 , date:  "2015-06-27 15:19:28" },
  { height:  536163 , difficulty:  692997 , date:  "2015-06-27 15:19:59" },
  { height:  536164 , difficulty:  694285 , date:  "2015-06-27 15:22:56" },
  { height:  536165 , difficulty:  696093 , date:  "2015-06-27 15:25:41" },
  { height:  536166 , difficulty:  698927 , date:  "2015-06-27 15:25:43" },
  { height:  536167 , difficulty:  698875 , date:  "2015-06-27 15:26:42" },
  { height:  536168 , difficulty:  698320 , date:  "2015-06-27 15:27:12" },
  { height:  536169 , difficulty:  696768 , date:  "2015-06-27 15:27:16" },
  { height:  536170 , difficulty:  697534 , date:  "2015-06-27 15:27:44" },
  { height:  536171 , difficulty:  693459 , date:  "2015-06-27 15:32:02" },
  { height:  536172 , difficulty:  694676 , date:  "2015-06-27 15:32:04" },
  { height:  536173 , difficulty:  697087 , date:  "2015-06-27 15:32:12" },
  { height:  536174 , difficulty:  699677 , date:  "2015-06-27 15:33:03" },
  { height:  536175 , difficulty:  697445 , date:  "2015-06-27 15:34:15" },
  { height:  536176 , difficulty:  697632 , date:  "2015-06-27 15:34:20" },
  { height:  536177 , difficulty:  697355 , date:  "2015-06-27 15:34:21" },
  { height:  536178 , difficulty:  697125 , date:  "2015-06-27 15:34:36" },
  { height:  536179 , difficulty:  695768 , date:  "2015-06-27 15:35:16" },
  { height:  536180 , difficulty:  696280 , date:  "2015-06-27 15:35:47" },
  { height:  536181 , difficulty:  696540 , date:  "2015-06-27 15:36:16" },
  { height:  536182 , difficulty:  698690 , date:  "2015-06-27 15:36:22" },
  { height:  536183 , difficulty:  700167 , date:  "2015-06-27 15:38:56" },
  { height:  536184 , difficulty:  702066 , date:  "2015-06-27 15:39:26" },
  { height:  536185 , difficulty:  703663 , date:  "2015-06-27 15:40:06" },
  { height:  536186 , difficulty:  703207 , date:  "2015-06-27 15:40:20" },
  { height:  536187 , difficulty:  705704 , date:  "2015-06-27 15:43:16" },
  { height:  536188 , difficulty:  703415 , date:  "2015-06-27 15:44:06" },
  { height:  536189 , difficulty:  702742 , date:  "2015-06-27 15:44:16" },
  { height:  536190 , difficulty:  703983 , date:  "2015-06-27 15:44:22" },
  { height:  536191 , difficulty:  705246 , date:  "2015-06-27 15:45:19" },
  { height:  536192 , difficulty:  706403 , date:  "2015-06-27 15:45:58" },
  { height:  536193 , difficulty:  705979 , date:  "2015-06-27 15:47:26" },
  { height:  536194 , difficulty:  706418 , date:  "2015-06-27 15:48:21" },
  { height:  536195 , difficulty:  705061 , date:  "2015-06-27 15:48:53" },
  { height:  536196 , difficulty:  705350 , date:  "2015-06-27 15:49:53" },
  { height:  536197 , difficulty:  704922 , date:  "2015-06-27 15:54:09" },
  { height:  536198 , difficulty:  703990 , date:  "2015-06-27 15:54:44" },
  { height:  536199 , difficulty:  704213 , date:  "2015-06-27 15:55:05" },
  { height:  536200 , difficulty:  703809 , date:  "2015-06-27 15:55:48" },
  { height:  536201 , difficulty:  703551 , date:  "2015-06-27 15:57:02" },
  { height:  536202 , difficulty:  705699 , date:  "2015-06-27 15:57:44" },
  { height:  536203 , difficulty:  707341 , date:  "2015-06-27 15:58:09" },
  { height:  536204 , difficulty:  704428 , date:  "2015-06-27 15:59:48" },
  { height:  536205 , difficulty:  704653 , date:  "2015-06-27 16:00:30" },
  { height:  536206 , difficulty:  704754 , date:  "2015-06-27 16:02:22" },
  { height:  536207 , difficulty:  706808 , date:  "2015-06-27 16:04:02" },
  { height:  536208 , difficulty:  706892 , date:  "2015-06-27 16:04:11" },
  { height:  536209 , difficulty:  706526 , date:  "2015-06-27 16:04:28" },
  { height:  536210 , difficulty:  704350 , date:  "2015-06-27 16:04:35" },
  { height:  536211 , difficulty:  704193 , date:  "2015-06-27 16:05:11" },
  { height:  536212 , difficulty:  704825 , date:  "2015-06-27 16:05:37" },
  { height:  536213 , difficulty:  706705 , date:  "2015-06-27 16:06:53" },
  { height:  536214 , difficulty:  706740 , date:  "2015-06-27 16:07:35" },
  { height:  536215 , difficulty:  705384 , date:  "2015-06-27 16:08:19" },
  { height:  536216 , difficulty:  705085 , date:  "2015-06-27 16:09:55" },
  { height:  536217 , difficulty:  704752 , date:  "2015-06-27 16:10:30" },
  { height:  536218 , difficulty:  705781 , date:  "2015-06-27 16:11:08" },
  { height:  536219 , difficulty:  709818 , date:  "2015-06-27 16:12:09" },
  { height:  536220 , difficulty:  708743 , date:  "2015-06-27 16:12:43" },
  { height:  536221 , difficulty:  709912 , date:  "2015-06-27 16:13:23" },
  { height:  536222 , difficulty:  709580 , date:  "2015-06-27 16:14:01" },
  { height:  536223 , difficulty:  704946 , date:  "2015-06-27 16:15:53" },
  { height:  536224 , difficulty:  704781 , date:  "2015-06-27 16:15:56" },
  { height:  536225 , difficulty:  704569 , date:  "2015-06-27 16:19:08" },
  { height:  536226 , difficulty:  704137 , date:  "2015-06-27 16:21:22" },
  { height:  536227 , difficulty:  706669 , date:  "2015-06-27 16:24:27" },
  { height:  536228 , difficulty:  706455 , date:  "2015-06-27 16:25:32" },
  { height:  536229 , difficulty:  705849 , date:  "2015-06-27 16:26:18" },
  { height:  536230 , difficulty:  705058 , date:  "2015-06-27 16:27:16" },
  { height:  536231 , difficulty:  706846 , date:  "2015-06-27 16:27:28" },
  { height:  536232 , difficulty:  707750 , date:  "2015-06-27 16:27:39" },
  { height:  536233 , difficulty:  706079 , date:  "2015-06-27 16:27:40" },
  { height:  536234 , difficulty:  709862 , date:  "2015-06-27 16:27:53" },
  { height:  536235 , difficulty:  710298 , date:  "2015-06-27 16:28:40" },
  { height:  536236 , difficulty:  711434 , date:  "2015-06-27 16:30:57" },
  { height:  536237 , difficulty:  709796 , date:  "2015-06-27 16:31:30" },
  { height:  536238 , difficulty:  711774 , date:  "2015-06-27 16:32:09" },
  { height:  536239 , difficulty:  711601 , date:  "2015-06-27 16:33:46" },
  { height:  536240 , difficulty:  708546 , date:  "2015-06-27 16:36:06" },
  { height:  536241 , difficulty:  706173 , date:  "2015-06-27 16:36:26" },
  { height:  536242 , difficulty:  706276 , date:  "2015-06-27 16:37:06" },
  { height:  536243 , difficulty:  705405 , date:  "2015-06-27 16:37:30" },
  { height:  536244 , difficulty:  706470 , date:  "2015-06-27 16:39:00" },
  { height:  536245 , difficulty:  708227 , date:  "2015-06-27 16:41:22" },
  { height:  536246 , difficulty:  707684 , date:  "2015-06-27 16:42:05" },
  { height:  536247 , difficulty:  705102 , date:  "2015-06-27 16:42:13" },
  { height:  536248 , difficulty:  704914 , date:  "2015-06-27 16:43:07" },
  { height:  536249 , difficulty:  706037 , date:  "2015-06-27 16:43:09" },
  { height:  536250 , difficulty:  705190 , date:  "2015-06-27 16:43:45" },
  { height:  536251 , difficulty:  705235 , date:  "2015-06-27 16:43:49" },
  { height:  536252 , difficulty:  706437 , date:  "2015-06-27 16:43:58" },
  { height:  536253 , difficulty:  708793 , date:  "2015-06-27 16:45:31" },
  { height:  536254 , difficulty:  710334 , date:  "2015-06-27 16:45:34" },
  { height:  536255 , difficulty:  711589 , date:  "2015-06-27 16:46:39" },
  { height:  536256 , difficulty:  711021 , date:  "2015-06-27 16:46:55" },
  { height:  536257 , difficulty:  711046 , date:  "2015-06-27 16:47:04" },
  { height:  536258 , difficulty:  712125 , date:  "2015-06-27 16:48:13" },
  { height:  536259 , difficulty:  709684 , date:  "2015-06-27 16:48:27" },
  { height:  536260 , difficulty:  711535 , date:  "2015-06-27 16:48:42" },
  { height:  536261 , difficulty:  713838 , date:  "2015-06-27 16:49:02" },
  { height:  536262 , difficulty:  714504 , date:  "2015-06-27 16:49:26" },
  { height:  536263 , difficulty:  711072 , date:  "2015-06-27 16:50:58" },
  { height:  536264 , difficulty:  712196 , date:  "2015-06-27 16:52:54" },
  { height:  536265 , difficulty:  712331 , date:  "2015-06-27 16:53:22" },
  { height:  536266 , difficulty:  712773 , date:  "2015-06-27 16:55:01" },
  { height:  536267 , difficulty:  712743 , date:  "2015-06-27 16:55:11" },
  { height:  536268 , difficulty:  714883 , date:  "2015-06-27 16:55:46" },
  { height:  536269 , difficulty:  713607 , date:  "2015-06-27 16:55:52" },
  { height:  536270 , difficulty:  713253 , date:  "2015-06-27 16:56:30" },
  { height:  536271 , difficulty:  715839 , date:  "2015-06-27 16:58:10" },
  { height:  536272 , difficulty:  714617 , date:  "2015-06-27 16:58:16" },
  { height:  536273 , difficulty:  712479 , date:  "2015-06-27 16:58:35" },
  { height:  536274 , difficulty:  711896 , date:  "2015-06-27 17:00:44" },
  { height:  536275 , difficulty:  711388 , date:  "2015-06-27 17:01:39" },
  { height:  536276 , difficulty:  710555 , date:  "2015-06-27 17:01:45" },
  { height:  536277 , difficulty:  710771 , date:  "2015-06-27 17:03:04" },
  { height:  536278 , difficulty:  711317 , date:  "2015-06-27 17:03:46" },
  { height:  536279 , difficulty:  713230 , date:  "2015-06-27 17:04:47" },
  { height:  536280 , difficulty:  711903 , date:  "2015-06-27 17:06:01" },
  { height:  536281 , difficulty:  711517 , date:  "2015-06-27 17:07:08" },
  { height:  536282 , difficulty:  709739 , date:  "2015-06-27 17:07:12" },
  { height:  536283 , difficulty:  708208 , date:  "2015-06-27 17:12:29" },
  { height:  536284 , difficulty:  708766 , date:  "2015-06-27 17:12:32" },
  { height:  536285 , difficulty:  708683 , date:  "2015-06-27 17:12:40" },
  { height:  536286 , difficulty:  709657 , date:  "2015-06-27 17:13:14" },
  { height:  536287 , difficulty:  709852 , date:  "2015-06-27 17:13:18" },
  { height:  536288 , difficulty:  710660 , date:  "2015-06-27 17:14:38" },
  { height:  536289 , difficulty:  710080 , date:  "2015-06-27 17:15:40" },
  { height:  536290 , difficulty:  711065 , date:  "2015-06-27 17:16:09" },
  { height:  536291 , difficulty:  712858 , date:  "2015-06-27 17:20:01" },
  { height:  536292 , difficulty:  710931 , date:  "2015-06-27 17:21:34" },
  { height:  536293 , difficulty:  710995 , date:  "2015-06-27 17:21:44" },
  { height:  536294 , difficulty:  712306 , date:  "2015-06-27 17:22:03" },
  { height:  536295 , difficulty:  715706 , date:  "2015-06-27 17:22:08" },
  { height:  536296 , difficulty:  716038 , date:  "2015-06-27 17:22:51" },
  { height:  536297 , difficulty:  715405 , date:  "2015-06-27 17:26:24" },
  { height:  536298 , difficulty:  714999 , date:  "2015-06-27 17:30:51" },
  { height:  536299 , difficulty:  714239 , date:  "2015-06-27 17:31:26" },
  { height:  536300 , difficulty:  715257 , date:  "2015-06-27 17:31:57" },
  { height:  536301 , difficulty:  711985 , date:  "2015-06-27 17:32:12" },
  { height:  536302 , difficulty:  709391 , date:  "2015-06-27 17:33:08" },
  { height:  536303 , difficulty:  710001 , date:  "2015-06-27 17:36:30" },
  { height:  536304 , difficulty:  708778 , date:  "2015-06-27 17:36:42" },
  { height:  536305 , difficulty:  707916 , date:  "2015-06-27 17:36:47" },
  { height:  536306 , difficulty:  707169 , date:  "2015-06-27 17:37:50" },
  { height:  536307 , difficulty:  708594 , date:  "2015-06-27 17:39:26" },
  { height:  536308 , difficulty:  708599 , date:  "2015-06-27 17:39:31" },
  { height:  536309 , difficulty:  708792 , date:  "2015-06-27 17:39:57" },
  { height:  536310 , difficulty:  708979 , date:  "2015-06-27 17:41:25" },
  { height:  536311 , difficulty:  708345 , date:  "2015-06-27 17:41:36" },
  { height:  536312 , difficulty:  706802 , date:  "2015-06-27 17:41:39" },
  { height:  536313 , difficulty:  707557 , date:  "2015-06-27 17:46:23" },
  { height:  536314 , difficulty:  707328 , date:  "2015-06-27 17:46:41" },
  { height:  536315 , difficulty:  705866 , date:  "2015-06-27 17:47:06" },
  { height:  536316 , difficulty:  703445 , date:  "2015-06-27 17:47:19" },
  { height:  536317 , difficulty:  703228 , date:  "2015-06-27 17:47:29" },
  { height:  536318 , difficulty:  702391 , date:  "2015-06-27 17:47:36" },
  { height:  536319 , difficulty:  702642 , date:  "2015-06-27 17:48:03" },
  { height:  536320 , difficulty:  701397 , date:  "2015-06-27 17:48:08" },
  { height:  536321 , difficulty:  699619 , date:  "2015-06-27 17:49:32" },
  { height:  536322 , difficulty:  699687 , date:  "2015-06-27 17:49:49" },
  { height:  536323 , difficulty:  699550 , date:  "2015-06-27 17:50:15" },
  { height:  536324 , difficulty:  698817 , date:  "2015-06-27 17:50:25" },
  { height:  536325 , difficulty:  698999 , date:  "2015-06-27 17:51:15" },
  { height:  536326 , difficulty:  701642 , date:  "2015-06-27 17:53:29" },
  { height:  536327 , difficulty:  702106 , date:  "2015-06-27 17:54:04" },
  { height:  536328 , difficulty:  702143 , date:  "2015-06-27 17:55:57" },
  { height:  536329 , difficulty:  701400 , date:  "2015-06-27 17:56:34" },
  { height:  536330 , difficulty:  702537 , date:  "2015-06-27 17:56:41" },
  { height:  536331 , difficulty:  704079 , date:  "2015-06-27 17:57:29" },
  { height:  536332 , difficulty:  704868 , date:  "2015-06-27 17:57:57" },
  { height:  536333 , difficulty:  705385 , date:  "2015-06-27 17:59:56" },
  { height:  536334 , difficulty:  705262 , date:  "2015-06-27 18:00:45" },
  { height:  536335 , difficulty:  705655 , date:  "2015-06-27 18:00:56" },
  { height:  536336 , difficulty:  705424 , date:  "2015-06-27 18:00:59" },
  { height:  536337 , difficulty:  706187 , date:  "2015-06-27 18:03:13" },
  { height:  536338 , difficulty:  705793 , date:  "2015-06-27 18:03:48" },
  { height:  536339 , difficulty:  705049 , date:  "2015-06-27 18:04:21" },
  { height:  536340 , difficulty:  705181 , date:  "2015-06-27 18:04:28" },
  { height:  536341 , difficulty:  707733 , date:  "2015-06-27 18:06:16" },
  { height:  536342 , difficulty:  705806 , date:  "2015-06-27 18:06:57" },
  { height:  536343 , difficulty:  706050 , date:  "2015-06-27 18:07:02" },
  { height:  536344 , difficulty:  706379 , date:  "2015-06-27 18:08:03" },
  { height:  536345 , difficulty:  706897 , date:  "2015-06-27 18:08:34" },
  { height:  536346 , difficulty:  707587 , date:  "2015-06-27 18:08:53" },
  { height:  536347 , difficulty:  705769 , date:  "2015-06-27 18:09:19" },
  { height:  536348 , difficulty:  705871 , date:  "2015-06-27 18:09:49" },
  { height:  536349 , difficulty:  709245 , date:  "2015-06-27 18:10:03" },
  { height:  536350 , difficulty:  708790 , date:  "2015-06-27 18:10:31" },
  { height:  536351 , difficulty:  708735 , date:  "2015-06-27 18:10:34" },
  { height:  536352 , difficulty:  712149 , date:  "2015-06-27 18:12:18" },
  { height:  536353 , difficulty:  710524 , date:  "2015-06-27 18:12:38" },
  { height:  536354 , difficulty:  711476 , date:  "2015-06-27 18:13:52" },
  { height:  536355 , difficulty:  712901 , date:  "2015-06-27 18:13:56" },
  { height:  536356 , difficulty:  713433 , date:  "2015-06-27 18:14:00" },
  { height:  536357 , difficulty:  713536 , date:  "2015-06-27 18:14:17" },
  { height:  536358 , difficulty:  713733 , date:  "2015-06-27 18:15:27" },
  { height:  536359 , difficulty:  708999 , date:  "2015-06-27 18:15:46" },
  { height:  536360 , difficulty:  709683 , date:  "2015-06-27 18:15:56" },
  { height:  536361 , difficulty:  709847 , date:  "2015-06-27 18:17:10" },
  { height:  536362 , difficulty:  710651 , date:  "2015-06-27 18:19:14" },
  { height:  536363 , difficulty:  710800 , date:  "2015-06-27 18:19:26" },
  { height:  536364 , difficulty:  714144 , date:  "2015-06-27 18:21:25" },
  { height:  536365 , difficulty:  718687 , date:  "2015-06-27 18:24:11" },
  { height:  536366 , difficulty:  718395 , date:  "2015-06-27 18:25:10" },
  { height:  536367 , difficulty:  727850 , date:  "2015-06-27 18:25:30" },
  { height:  536368 , difficulty:  729506 , date:  "2015-06-27 18:25:52" },
  { height:  536369 , difficulty:  729250 , date:  "2015-06-27 18:27:37" },
  { height:  536370 , difficulty:  730245 , date:  "2015-06-27 18:28:39" },
  { height:  536371 , difficulty:  730559 , date:  "2015-06-27 18:29:48" },
  { height:  536372 , difficulty:  730486 , date:  "2015-06-27 18:30:18" },
  { height:  536373 , difficulty:  726155 , date:  "2015-06-27 18:31:00" },
  { height:  536374 , difficulty:  721034 , date:  "2015-06-27 18:31:06" },
  { height:  536375 , difficulty:  720960 , date:  "2015-06-27 18:31:47" },
  { height:  536376 , difficulty:  721008 , date:  "2015-06-27 18:32:38" },
  { height:  536377 , difficulty:  721589 , date:  "2015-06-27 18:32:50" },
  { height:  536378 , difficulty:  723369 , date:  "2015-06-27 18:34:20" },
  { height:  536379 , difficulty:  719254 , date:  "2015-06-27 18:34:37" },
  { height:  536380 , difficulty:  720885 , date:  "2015-06-27 18:34:44" },
  { height:  536381 , difficulty:  720741 , date:  "2015-06-27 18:35:33" },
  { height:  536382 , difficulty:  719520 , date:  "2015-06-27 18:35:35" },
  { height:  536383 , difficulty:  718565 , date:  "2015-06-27 18:36:57" },
  { height:  536384 , difficulty:  718783 , date:  "2015-06-27 18:36:59" },
  { height:  536385 , difficulty:  718245 , date:  "2015-06-27 18:37:43" },
  { height:  536386 , difficulty:  717452 , date:  "2015-06-27 18:38:20" },
  { height:  536387 , difficulty:  717825 , date:  "2015-06-27 18:38:43" },
  { height:  536388 , difficulty:  717722 , date:  "2015-06-27 18:39:43" },
  { height:  536389 , difficulty:  716199 , date:  "2015-06-27 18:39:51" },
  { height:  536390 , difficulty:  716139 , date:  "2015-06-27 18:40:21" },
  { height:  536391 , difficulty:  718733 , date:  "2015-06-27 18:40:54" },
  { height:  536392 , difficulty:  718450 , date:  "2015-06-27 18:44:42" },
  { height:  536393 , difficulty:  720736 , date:  "2015-06-27 18:46:03" },
  { height:  536394 , difficulty:  723400 , date:  "2015-06-27 18:46:12" },
  { height:  536395 , difficulty:  722930 , date:  "2015-06-27 18:49:58" },
  { height:  536396 , difficulty:  723809 , date:  "2015-06-27 18:50:04" },
  { height:  536397 , difficulty:  726859 , date:  "2015-06-27 18:50:57" },
  { height:  536398 , difficulty:  726586 , date:  "2015-06-27 18:51:09" },
  { height:  536399 , difficulty:  727390 , date:  "2015-06-27 18:52:21" },
  { height:  536400 , difficulty:  728849 , date:  "2015-06-27 18:53:10" },
  { height:  536401 , difficulty:  727774 , date:  "2015-06-27 18:53:32" },
  { height:  536402 , difficulty:  725369 , date:  "2015-06-27 18:53:46" },
  { height:  536403 , difficulty:  725550 , date:  "2015-06-27 18:54:02" },
  { height:  536404 , difficulty:  723564 , date:  "2015-06-27 18:55:05" },
  { height:  536405 , difficulty:  722876 , date:  "2015-06-27 18:55:47" },
  { height:  536406 , difficulty:  727343 , date:  "2015-06-27 18:55:49" },
  { height:  536407 , difficulty:  726820 , date:  "2015-06-27 18:56:00" },
  { height:  536408 , difficulty:  726418 , date:  "2015-06-27 18:56:18" },
  { height:  536409 , difficulty:  725653 , date:  "2015-06-27 18:56:20" },
  { height:  536410 , difficulty:  727498 , date:  "2015-06-27 18:56:26" },
  { height:  536411 , difficulty:  727388 , date:  "2015-06-27 18:57:46" },
  { height:  536412 , difficulty:  727845 , date:  "2015-06-27 18:58:28" },
  { height:  536413 , difficulty:  725956 , date:  "2015-06-27 18:58:40" },
  { height:  536414 , difficulty:  726031 , date:  "2015-06-27 18:59:08" },
  { height:  536415 , difficulty:  727636 , date:  "2015-06-27 18:59:13" },
  { height:  536416 , difficulty:  729068 , date:  "2015-06-27 18:59:30" },
  { height:  536417 , difficulty:  727679 , date:  "2015-06-27 19:01:57" },
  { height:  536418 , difficulty:  729447 , date:  "2015-06-27 19:02:13" },
  { height:  536419 , difficulty:  729346 , date:  "2015-06-27 19:04:53" },
  { height:  536420 , difficulty:  728098 , date:  "2015-06-27 19:04:56" },
  { height:  536421 , difficulty:  727878 , date:  "2015-06-27 19:05:05" },
  { height:  536422 , difficulty:  730807 , date:  "2015-06-27 19:06:26" },
  { height:  536423 , difficulty:  730666 , date:  "2015-06-27 19:08:13" },
  { height:  536424 , difficulty:  731889 , date:  "2015-06-27 19:11:35" },
  { height:  536425 , difficulty:  732670 , date:  "2015-06-27 19:11:54" },
  { height:  536426 , difficulty:  732458 , date:  "2015-06-27 19:12:44" },
  { height:  536427 , difficulty:  732517 , date:  "2015-06-27 19:13:57" },
  { height:  536428 , difficulty:  730511 , date:  "2015-06-27 19:14:25" },
  { height:  536429 , difficulty:  730509 , date:  "2015-06-27 19:14:29" },
  { height:  536430 , difficulty:  733877 , date:  "2015-06-27 19:15:34" },
  { height:  536431 , difficulty:  733779 , date:  "2015-06-27 19:15:41" },
  { height:  536432 , difficulty:  734583 , date:  "2015-06-27 19:15:48" },
  { height:  536433 , difficulty:  734508 , date:  "2015-06-27 19:17:29" },
  { height:  536434 , difficulty:  734999 , date:  "2015-06-27 19:17:36" },
  { height:  536435 , difficulty:  735463 , date:  "2015-06-27 19:20:41" },
  { height:  536436 , difficulty:  735825 , date:  "2015-06-27 19:22:37" },
  { height:  536437 , difficulty:  736392 , date:  "2015-06-27 19:22:43" },
  { height:  536438 , difficulty:  734339 , date:  "2015-06-27 19:24:12" },
  { height:  536439 , difficulty:  734446 , date:  "2015-06-27 19:24:55" },
  { height:  536440 , difficulty:  731999 , date:  "2015-06-27 19:26:43" },
  { height:  536441 , difficulty:  729130 , date:  "2015-06-27 19:27:12" },
  { height:  536442 , difficulty:  728192 , date:  "2015-06-27 19:35:11" },
  { height:  536443 , difficulty:  730946 , date:  "2015-06-27 19:42:55" },
  { height:  536444 , difficulty:  731812 , date:  "2015-06-27 19:42:58" },
  { height:  536445 , difficulty:  730478 , date:  "2015-06-27 19:45:25" },
  { height:  536446 , difficulty:  730454 , date:  "2015-06-27 19:48:28" },
  { height:  536447 , difficulty:  734530 , date:  "2015-06-27 19:52:39" },
  { height:  536448 , difficulty:  733936 , date:  "2015-06-27 19:57:15" },
  { height:  536449 , difficulty:  733149 , date:  "2015-06-27 19:57:35" },
  { height:  536450 , difficulty:  734735 , date:  "2015-06-27 19:58:49" },
  { height:  536451 , difficulty:  742056 , date:  "2015-06-27 19:59:05" },
  { height:  536452 , difficulty:  741584 , date:  "2015-06-27 20:00:05" },
  { height:  536453 , difficulty:  744002 , date:  "2015-06-27 20:00:54" },
  { height:  536454 , difficulty:  742716 , date:  "2015-06-27 20:01:50" },
  { height:  536455 , difficulty:  742408 , date:  "2015-06-27 20:02:04" },
  { height:  536456 , difficulty:  742469 , date:  "2015-06-27 20:02:08" },
  { height:  536457 , difficulty:  742655 , date:  "2015-06-27 20:03:26" },
  { height:  536458 , difficulty:  743095 , date:  "2015-06-27 20:04:39" },
  { height:  536459 , difficulty:  741822 , date:  "2015-06-27 20:05:44" },
  { height:  536460 , difficulty:  741791 , date:  "2015-06-27 20:06:16" },
  { height:  536461 , difficulty:  742614 , date:  "2015-06-27 20:06:30" },
  { height:  536462 , difficulty:  742324 , date:  "2015-06-27 20:06:37" },
  { height:  536463 , difficulty:  741972 , date:  "2015-06-27 20:07:01" },
  { height:  536464 , difficulty:  741214 , date:  "2015-06-27 20:07:16" },
  { height:  536465 , difficulty:  742855 , date:  "2015-06-27 20:07:40" },
  { height:  536466 , difficulty:  744136 , date:  "2015-06-27 20:08:32" },
  { height:  536467 , difficulty:  743621 , date:  "2015-06-27 20:08:50" },
  { height:  536468 , difficulty:  741255 , date:  "2015-06-27 20:09:00" },
  { height:  536469 , difficulty:  743502 , date:  "2015-06-27 20:09:02" },
  { height:  536470 , difficulty:  743315 , date:  "2015-06-27 20:09:13" },
  { height:  536471 , difficulty:  738921 , date:  "2015-06-27 20:10:03" },
  { height:  536472 , difficulty:  739077 , date:  "2015-06-27 20:10:40" },
  { height:  536473 , difficulty:  737995 , date:  "2015-06-27 20:11:05" },
  { height:  536474 , difficulty:  740905 , date:  "2015-06-27 20:13:05" },
  { height:  536475 , difficulty:  739498 , date:  "2015-06-27 20:13:52" },
  { height:  536476 , difficulty:  739224 , date:  "2015-06-27 20:14:18" },
  { height:  536477 , difficulty:  739453 , date:  "2015-06-27 20:15:39" },
  { height:  536478 , difficulty:  743807 , date:  "2015-06-27 20:16:29" },
  { height:  536479 , difficulty:  743673 , date:  "2015-06-27 20:24:09" },
  { height:  536480 , difficulty:  743787 , date:  "2015-06-27 20:24:13" },
  { height:  536481 , difficulty:  743318 , date:  "2015-06-27 20:24:19" },
  { height:  536482 , difficulty:  745319 , date:  "2015-06-27 20:24:38" },
  { height:  536483 , difficulty:  745984 , date:  "2015-06-27 20:29:24" },
  { height:  536484 , difficulty:  747411 , date:  "2015-06-27 20:29:29" },
  { height:  536485 , difficulty:  748663 , date:  "2015-06-27 20:29:55" },
  { height:  536486 , difficulty:  750693 , date:  "2015-06-27 20:30:12" },
  { height:  536487 , difficulty:  750734 , date:  "2015-06-27 20:31:22" },
  { height:  536488 , difficulty:  750097 , date:  "2015-06-27 20:31:56" },
  { height:  536489 , difficulty:  749869 , date:  "2015-06-27 20:32:59" },
  { height:  536490 , difficulty:  749861 , date:  "2015-06-27 20:33:33" },
  { height:  536491 , difficulty:  750162 , date:  "2015-06-27 20:33:53" },
  { height:  536492 , difficulty:  749986 , date:  "2015-06-27 20:35:37" },
  { height:  536493 , difficulty:  747147 , date:  "2015-06-27 20:37:27" },
  { height:  536494 , difficulty:  749064 , date:  "2015-06-27 20:38:43" },
  { height:  536495 , difficulty:  746650 , date:  "2015-06-27 20:39:09" },
  { height:  536496 , difficulty:  747190 , date:  "2015-06-27 20:39:35" },
  { height:  536497 , difficulty:  747877 , date:  "2015-06-27 20:40:39" },
  { height:  536498 , difficulty:  746164 , date:  "2015-06-27 20:44:14" },
  { height:  536499 , difficulty:  750437 , date:  "2015-06-27 20:45:10" },
  { height:  536500 , difficulty:  748236 , date:  "2015-06-27 20:45:46" },
  { height:  536501 , difficulty:  747874 , date:  "2015-06-27 20:46:01" },
  { height:  536502 , difficulty:  747419 , date:  "2015-06-27 20:47:14" },
  { height:  536503 , difficulty:  747462 , date:  "2015-06-27 20:50:09" },
  { height:  536504 , difficulty:  746916 , date:  "2015-06-27 20:50:22" },
  { height:  536505 , difficulty:  748409 , date:  "2015-06-27 20:51:29" },
  { height:  536506 , difficulty:  749982 , date:  "2015-06-27 20:51:46" },
  { height:  536507 , difficulty:  751847 , date:  "2015-06-27 20:52:22" },
  { height:  536508 , difficulty:  752090 , date:  "2015-06-27 20:52:59" },
  { height:  536509 , difficulty:  751647 , date:  "2015-06-27 20:53:31" },
  { height:  536510 , difficulty:  751692 , date:  "2015-06-27 20:53:42" },
  { height:  536511 , difficulty:  747841 , date:  "2015-06-27 20:53:44" },
  { height:  536512 , difficulty:  745908 , date:  "2015-06-27 20:54:26" },
  { height:  536513 , difficulty:  747691 , date:  "2015-06-27 20:54:52" },
  { height:  536514 , difficulty:  745800 , date:  "2015-06-27 20:55:40" },
  { height:  536515 , difficulty:  746230 , date:  "2015-06-27 20:56:09" },
  { height:  536516 , difficulty:  744596 , date:  "2015-06-27 20:56:28" },
  { height:  536517 , difficulty:  747788 , date:  "2015-06-27 20:57:20" },
  { height:  536518 , difficulty:  737566 , date:  "2015-06-27 20:59:02" },
  { height:  536519 , difficulty:  729136 , date:  "2015-06-27 21:01:25" },
  { height:  536520 , difficulty:  729518 , date:  "2015-06-27 21:02:57" },
  { height:  536521 , difficulty:  726963 , date:  "2015-06-27 21:03:03" },
  { height:  536522 , difficulty:  724240 , date:  "2015-06-27 21:03:28" },
  { height:  536523 , difficulty:  722831 , date:  "2015-06-27 21:03:46" },
  { height:  536524 , difficulty:  720189 , date:  "2015-06-27 21:04:17" },
  { height:  536525 , difficulty:  720869 , date:  "2015-06-27 21:06:24" },
  { height:  536526 , difficulty:  720885 , date:  "2015-06-27 21:06:41" },
  { height:  536527 , difficulty:  722403 , date:  "2015-06-27 21:07:40" },
  { height:  536528 , difficulty:  721304 , date:  "2015-06-27 21:09:05" },
  { height:  536529 , difficulty:  721531 , date:  "2015-06-27 21:11:51" },
  { height:  536530 , difficulty:  720540 , date:  "2015-06-27 21:13:45" },
  { height:  536531 , difficulty:  723710 , date:  "2015-06-27 21:13:59" },
  { height:  536532 , difficulty:  723895 , date:  "2015-06-27 21:14:25" },
  { height:  536533 , difficulty:  722405 , date:  "2015-06-27 21:14:44" },
  { height:  536534 , difficulty:  722910 , date:  "2015-06-27 21:14:50" },
  { height:  536535 , difficulty:  722271 , date:  "2015-06-27 21:14:53" },
  { height:  536536 , difficulty:  724299 , date:  "2015-06-27 21:14:56" },
  { height:  536537 , difficulty:  724027 , date:  "2015-06-27 21:15:36" },
  { height:  536538 , difficulty:  725370 , date:  "2015-06-27 21:16:49" },
  { height:  536539 , difficulty:  725299 , date:  "2015-06-27 21:17:33" },
  { height:  536540 , difficulty:  725534 , date:  "2015-06-27 21:18:02" },
  { height:  536541 , difficulty:  725301 , date:  "2015-06-27 21:18:55" },
  { height:  536542 , difficulty:  724561 , date:  "2015-06-27 21:19:57" },
  { height:  536543 , difficulty:  724759 , date:  "2015-06-27 21:20:05" },
  { height:  536544 , difficulty:  725122 , date:  "2015-06-27 21:22:15" },
  { height:  536545 , difficulty:  727159 , date:  "2015-06-27 21:23:16" },
  { height:  536546 , difficulty:  728194 , date:  "2015-06-27 21:23:21" },
  { height:  536547 , difficulty:  727815 , date:  "2015-06-27 21:25:03" },
  { height:  536548 , difficulty:  727433 , date:  "2015-06-27 21:26:15" },
  { height:  536549 , difficulty:  728515 , date:  "2015-06-27 21:26:40" },
  { height:  536550 , difficulty:  726142 , date:  "2015-06-27 21:28:33" },
  { height:  536551 , difficulty:  726362 , date:  "2015-06-27 21:28:57" },
  { height:  536552 , difficulty:  726932 , date:  "2015-06-27 21:30:44" },
  { height:  536553 , difficulty:  729342 , date:  "2015-06-27 21:31:24" },
  { height:  536554 , difficulty:  729310 , date:  "2015-06-27 21:31:29" },
  { height:  536555 , difficulty:  720330 , date:  "2015-06-27 21:32:17" },
  { height:  536556 , difficulty:  720963 , date:  "2015-06-27 21:32:41" },
  { height:  536557 , difficulty:  723550 , date:  "2015-06-27 21:33:56" },
  { height:  536558 , difficulty:  723948 , date:  "2015-06-27 21:34:13" },
  { height:  536559 , difficulty:  718391 , date:  "2015-06-27 21:36:09" },
  { height:  536560 , difficulty:  719072 , date:  "2015-06-27 21:37:55" },
  { height:  536561 , difficulty:  719653 , date:  "2015-06-27 21:38:01" },
  { height:  536562 , difficulty:  719535 , date:  "2015-06-27 21:38:14" },
  { height:  536563 , difficulty:  719177 , date:  "2015-06-27 21:38:16" },
  { height:  536564 , difficulty:  719460 , date:  "2015-06-27 21:39:52" },
  { height:  536565 , difficulty:  719338 , date:  "2015-06-27 21:41:47" },
  { height:  536566 , difficulty:  719417 , date:  "2015-06-27 21:42:06" },
  { height:  536567 , difficulty:  720022 , date:  "2015-06-27 21:43:00" },
  { height:  536568 , difficulty:  718189 , date:  "2015-06-27 21:43:45" },
  { height:  536569 , difficulty:  716840 , date:  "2015-06-27 21:43:58" },
  { height:  536570 , difficulty:  715982 , date:  "2015-06-27 21:45:45" },
  { height:  536571 , difficulty:  717440 , date:  "2015-06-27 21:47:26" },
  { height:  536572 , difficulty:  718803 , date:  "2015-06-27 21:47:30" },
  { height:  536573 , difficulty:  717657 , date:  "2015-06-27 21:48:20" },
  { height:  536574 , difficulty:  715673 , date:  "2015-06-27 21:48:41" },
  { height:  536575 , difficulty:  714908 , date:  "2015-06-27 21:49:46" },
  { height:  536576 , difficulty:  714281 , date:  "2015-06-27 21:49:58" },
  { height:  536577 , difficulty:  714469 , date:  "2015-06-27 21:49:53" },
  { height:  536578 , difficulty:  713723 , date:  "2015-06-27 21:52:09" },
  { height:  536579 , difficulty:  712309 , date:  "2015-06-27 21:52:11" },
  { height:  536580 , difficulty:  713145 , date:  "2015-06-27 21:52:35" },
  { height:  536581 , difficulty:  713531 , date:  "2015-06-27 21:54:11" },
  { height:  536582 , difficulty:  713348 , date:  "2015-06-27 21:59:33" },
  { height:  536583 , difficulty:  714358 , date:  "2015-06-27 22:00:19" },
  { height:  536584 , difficulty:  714079 , date:  "2015-06-27 22:00:28" },
  { height:  536585 , difficulty:  713721 , date:  "2015-06-27 22:01:01" },
  { height:  536586 , difficulty:  714853 , date:  "2015-06-27 22:01:57" },
  { height:  536587 , difficulty:  715065 , date:  "2015-06-27 22:03:12" },
  { height:  536588 , difficulty:  714300 , date:  "2015-06-27 22:03:33" },
  { height:  536589 , difficulty:  716726 , date:  "2015-06-27 22:03:46" },
  { height:  536590 , difficulty:  716698 , date:  "2015-06-27 22:06:11" },
  { height:  536591 , difficulty:  721883 , date:  "2015-06-27 22:06:12" },
  { height:  536592 , difficulty:  721849 , date:  "2015-06-27 22:06:19" },
  { height:  536593 , difficulty:  721521 , date:  "2015-06-27 22:06:47" },
  { height:  536594 , difficulty:  720005 , date:  "2015-06-27 22:07:06" },
  { height:  536595 , difficulty:  720880 , date:  "2015-06-27 22:07:39" },
  { height:  536596 , difficulty:  720057 , date:  "2015-06-27 22:08:33" },
  { height:  536597 , difficulty:  720419 , date:  "2015-06-27 22:08:50" },
  { height:  536598 , difficulty:  720354 , date:  "2015-06-27 22:09:00" },
  { height:  536599 , difficulty:  720024 , date:  "2015-06-27 22:12:43" },
  { height:  536600 , difficulty:  720421 , date:  "2015-06-27 22:13:06" },
  { height:  536601 , difficulty:  718718 , date:  "2015-06-27 22:13:26" },
  { height:  536602 , difficulty:  719794 , date:  "2015-06-27 22:15:18" },
  { height:  536603 , difficulty:  719385 , date:  "2015-06-27 22:15:25" },
  { height:  536604 , difficulty:  721880 , date:  "2015-06-27 22:16:57" },
  { height:  536605 , difficulty:  721790 , date:  "2015-06-27 22:17:59" },
  { height:  536606 , difficulty:  720242 , date:  "2015-06-27 22:18:05" },
  { height:  536607 , difficulty:  720685 , date:  "2015-06-27 22:18:12" },
  { height:  536608 , difficulty:  720239 , date:  "2015-06-27 22:18:20" },
  { height:  536609 , difficulty:  720194 , date:  "2015-06-27 22:18:35" },
  { height:  536610 , difficulty:  721063 , date:  "2015-06-27 22:19:36" },
  { height:  536611 , difficulty:  721727 , date:  "2015-06-27 22:20:12" },
  { height:  536612 , difficulty:  722522 , date:  "2015-06-27 22:20:16" },
  { height:  536613 , difficulty:  724091 , date:  "2015-06-27 22:20:39" },
  { height:  536614 , difficulty:  724748 , date:  "2015-06-27 22:20:55" },
  { height:  536615 , difficulty:  724997 , date:  "2015-06-27 22:25:35" },
  { height:  536616 , difficulty:  726206 , date:  "2015-06-27 22:26:19" },
  { height:  536617 , difficulty:  731993 , date:  "2015-06-27 22:28:30" },
  { height:  536618 , difficulty:  731240 , date:  "2015-06-27 22:29:16" },
  { height:  536619 , difficulty:  731881 , date:  "2015-06-27 22:29:49" },
  { height:  536620 , difficulty:  730130 , date:  "2015-06-27 22:30:51" },
  { height:  536621 , difficulty:  733864 , date:  "2015-06-27 22:31:04" },
  { height:  536622 , difficulty:  734100 , date:  "2015-06-27 22:32:27" },
  { height:  536623 , difficulty:  734904 , date:  "2015-06-27 22:33:08" },
  { height:  536624 , difficulty:  735518 , date:  "2015-06-27 22:39:39" },
  { height:  536625 , difficulty:  735482 , date:  "2015-06-27 22:39:47" },
  { height:  536626 , difficulty:  733490 , date:  "2015-06-27 22:39:50" },
  { height:  536627 , difficulty:  733430 , date:  "2015-06-27 22:40:08" },
  { height:  536628 , difficulty:  731576 , date:  "2015-06-27 22:40:36" },
  { height:  536629 , difficulty:  730820 , date:  "2015-06-27 22:47:45" },
  { height:  536630 , difficulty:  731959 , date:  "2015-06-27 22:48:20" },
  { height:  536631 , difficulty:  732355 , date:  "2015-06-27 22:50:17" },
  { height:  536632 , difficulty:  732650 , date:  "2015-06-27 22:50:54" },
  { height:  536633 , difficulty:  736037 , date:  "2015-06-27 22:51:39" },
  { height:  536634 , difficulty:  736154 , date:  "2015-06-27 22:51:48" },
  { height:  536635 , difficulty:  734157 , date:  "2015-06-27 22:51:57" },
  { height:  536636 , difficulty:  733133 , date:  "2015-06-27 22:52:34" },
  { height:  536637 , difficulty:  738924 , date:  "2015-06-27 22:53:05" },
  { height:  536638 , difficulty:  739558 , date:  "2015-06-27 22:58:11" },
  { height:  536639 , difficulty:  742202 , date:  "2015-06-27 22:58:52" },
  { height:  536640 , difficulty:  740256 , date:  "2015-06-27 23:00:53" },
  { height:  536641 , difficulty:  738045 , date:  "2015-06-27 23:01:02" },
  { height:  536642 , difficulty:  738553 , date:  "2015-06-27 23:01:19" },
  { height:  536643 , difficulty:  739510 , date:  "2015-06-27 23:02:06" },
  { height:  536644 , difficulty:  741128 , date:  "2015-06-27 23:02:19" },
  { height:  536645 , difficulty:  742530 , date:  "2015-06-27 23:02:22" },
  { height:  536646 , difficulty:  741577 , date:  "2015-06-27 23:02:43" },
  { height:  536647 , difficulty:  740012 , date:  "2015-06-27 23:03:43" },
  { height:  536648 , difficulty:  740582 , date:  "2015-06-27 23:04:23" },
  { height:  536649 , difficulty:  740275 , date:  "2015-06-27 23:05:09" },
  { height:  536650 , difficulty:  740968 , date:  "2015-06-27 23:05:29" },
  { height:  536651 , difficulty:  740039 , date:  "2015-06-27 23:06:03" },
  { height:  536652 , difficulty:  740750 , date:  "2015-06-27 23:06:13" },
  { height:  536653 , difficulty:  740799 , date:  "2015-06-27 23:07:10" },
  { height:  536654 , difficulty:  738040 , date:  "2015-06-27 23:07:54" },
  { height:  536655 , difficulty:  738895 , date:  "2015-06-27 23:08:08" },
  { height:  536656 , difficulty:  740606 , date:  "2015-06-27 23:08:51" },
  { height:  536657 , difficulty:  743402 , date:  "2015-06-27 23:08:51" },
  { height:  536658 , difficulty:  736701 , date:  "2015-06-27 23:09:01" },
  { height:  536659 , difficulty:  736104 , date:  "2015-06-27 23:11:18" },
  { height:  536660 , difficulty:  735971 , date:  "2015-06-27 23:13:42" },
  { height:  536661 , difficulty:  735306 , date:  "2015-06-27 23:14:51" },
  { height:  536662 , difficulty:  738042 , date:  "2015-06-27 23:15:56" },
  { height:  536663 , difficulty:  737568 , date:  "2015-06-27 23:17:23" },
  { height:  536664 , difficulty:  739316 , date:  "2015-06-27 23:17:58" },
  { height:  536665 , difficulty:  740392 , date:  "2015-06-27 23:17:53" },
  { height:  536666 , difficulty:  739806 , date:  "2015-06-27 23:18:27" },
  { height:  536667 , difficulty:  742034 , date:  "2015-06-27 23:19:10" },
  { height:  536668 , difficulty:  747238 , date:  "2015-06-27 23:21:11" },
  { height:  536669 , difficulty:  747327 , date:  "2015-06-27 23:22:37" },
  { height:  536670 , difficulty:  747196 , date:  "2015-06-27 23:22:52" },
  { height:  536671 , difficulty:  750585 , date:  "2015-06-27 23:23:21" },
  { height:  536672 , difficulty:  751267 , date:  "2015-06-27 23:23:28" },
  { height:  536673 , difficulty:  751337 , date:  "2015-06-27 23:23:41" },
  { height:  536674 , difficulty:  760005 , date:  "2015-06-27 23:23:53" },
  { height:  536675 , difficulty:  755468 , date:  "2015-06-27 23:24:26" },
  { height:  536676 , difficulty:  755314 , date:  "2015-06-27 23:25:10" },
  { height:  536677 , difficulty:  758344 , date:  "2015-06-27 23:25:41" },
  { height:  536678 , difficulty:  756026 , date:  "2015-06-27 23:26:32" },
  { height:  536679 , difficulty:  756582 , date:  "2015-06-27 23:26:40" },
  { height:  536680 , difficulty:  754971 , date:  "2015-06-27 23:28:13" },
  { height:  536681 , difficulty:  754122 , date:  "2015-06-27 23:28:32" },
  { height:  536682 , difficulty:  758721 , date:  "2015-06-27 23:31:16" },
  { height:  536683 , difficulty:  758954 , date:  "2015-06-27 23:31:21" },
  { height:  536684 , difficulty:  759120 , date:  "2015-06-27 23:31:23" },
  { height:  536685 , difficulty:  762323 , date:  "2015-06-27 23:31:51" },
  { height:  536686 , difficulty:  761393 , date:  "2015-06-27 23:32:10" },
  { height:  536687 , difficulty:  761279 , date:  "2015-06-27 23:33:18" },
  { height:  536688 , difficulty:  761273 , date:  "2015-06-27 23:33:34" },
  { height:  536689 , difficulty:  762426 , date:  "2015-06-27 23:33:36" },
  { height:  536690 , difficulty:  763289 , date:  "2015-06-27 23:34:03" },
  { height:  536691 , difficulty:  759637 , date:  "2015-06-27 23:34:42" },
  { height:  536692 , difficulty:  760588 , date:  "2015-06-27 23:37:29" },
  { height:  536693 , difficulty:  758528 , date:  "2015-06-27 23:37:33" },
  { height:  536694 , difficulty:  757682 , date:  "2015-06-27 23:38:27" },
  { height:  536695 , difficulty:  757151 , date:  "2015-06-27 23:39:58" },
  { height:  536696 , difficulty:  755863 , date:  "2015-06-27 23:41:22" },
  { height:  536697 , difficulty:  757082 , date:  "2015-06-27 23:41:26" },
  { height:  536698 , difficulty:  757876 , date:  "2015-06-27 23:41:41" },
  { height:  536699 , difficulty:  759658 , date:  "2015-06-27 23:43:02" },
  { height:  536700 , difficulty:  752098 , date:  "2015-06-27 23:47:04" },
  { height:  536701 , difficulty:  752794 , date:  "2015-06-27 23:47:58" },
  { height:  536702 , difficulty:  754307 , date:  "2015-06-27 23:48:31" },
  { height:  536703 , difficulty:  754563 , date:  "2015-06-27 23:48:35" },
  { height:  536704 , difficulty:  755770 , date:  "2015-06-27 23:48:46" },
  { height:  536705 , difficulty:  748932 , date:  "2015-06-27 23:49:16" },
  { height:  536706 , difficulty:  748550 , date:  "2015-06-27 23:49:22" },
  { height:  536707 , difficulty:  746888 , date:  "2015-06-27 23:51:49" },
  { height:  536708 , difficulty:  748030 , date:  "2015-06-27 23:52:38" },
  { height:  536709 , difficulty:  750653 , date:  "2015-06-27 23:52:45" },
  { height:  536710 , difficulty:  753249 , date:  "2015-06-27 23:53:19" },
  { height:  536711 , difficulty:  753798 , date:  "2015-06-27 23:54:04" },
  { height:  536712 , difficulty:  753463 , date:  "2015-06-27 23:54:38" },
  { height:  536713 , difficulty:  753435 , date:  "2015-06-27 23:54:43" },
  { height:  536714 , difficulty:  748340 , date:  "2015-06-27 23:55:38" },
  { height:  536715 , difficulty:  747876 , date:  "2015-06-27 23:58:57" },
  { height:  536716 , difficulty:  747018 , date:  "2015-06-27 23:59:38" },
  { height:  536717 , difficulty:  747569 , date:  "2015-06-28 00:01:53" },
  { height:  536718 , difficulty:  748797 , date:  "2015-06-28 00:01:57" },
  { height:  536719 , difficulty:  748068 , date:  "2015-06-28 00:03:42" },
  { height:  536720 , difficulty:  748910 , date:  "2015-06-28 00:06:09" },
  { height:  536721 , difficulty:  749583 , date:  "2015-06-28 00:06:16" },
  { height:  536722 , difficulty:  749711 , date:  "2015-06-28 00:08:09" },
  { height:  536723 , difficulty:  748527 , date:  "2015-06-28 00:08:34" },
  { height:  536724 , difficulty:  748237 , date:  "2015-06-28 00:09:31" },
  { height:  536725 , difficulty:  748402 , date:  "2015-06-28 00:09:39" },
  { height:  536726 , difficulty:  750488 , date:  "2015-06-28 00:11:04" },
  { height:  536727 , difficulty:  750431 , date:  "2015-06-28 00:11:24" },
  { height:  536728 , difficulty:  751051 , date:  "2015-06-28 00:11:28" },
  { height:  536729 , difficulty:  750294 , date:  "2015-06-28 00:12:31" },
  { height:  536730 , difficulty:  750032 , date:  "2015-06-28 00:12:38" },
  { height:  536731 , difficulty:  753589 , date:  "2015-06-28 00:14:34" },
  { height:  536732 , difficulty:  759683 , date:  "2015-06-28 00:17:59" },
  { height:  536733 , difficulty:  760457 , date:  "2015-06-28 00:20:06" },
  { height:  536734 , difficulty:  760656 , date:  "2015-06-28 00:20:35" },
  { height:  536735 , difficulty:  759619 , date:  "2015-06-28 00:21:11" },
  { height:  536736 , difficulty:  760892 , date:  "2015-06-28 00:21:40" },
  { height:  536737 , difficulty:  761579 , date:  "2015-06-28 00:24:04" },
  { height:  536738 , difficulty:  761917 , date:  "2015-06-28 00:25:31" },
  { height:  536739 , difficulty:  760364 , date:  "2015-06-28 00:28:40" },
  { height:  536740 , difficulty:  759987 , date:  "2015-06-28 00:28:45" },
  { height:  536741 , difficulty:  760130 , date:  "2015-06-28 00:29:01" },
  { height:  536742 , difficulty:  760495 , date:  "2015-06-28 00:30:54" },
  { height:  536743 , difficulty:  762935 , date:  "2015-06-28 00:31:20" },
  { height:  536744 , difficulty:  761380 , date:  "2015-06-28 00:32:23" },
  { height:  536745 , difficulty:  759967 , date:  "2015-06-28 00:34:52" },
  { height:  536746 , difficulty:  760124 , date:  "2015-06-28 00:35:32" },
  { height:  536747 , difficulty:  759889 , date:  "2015-06-28 00:35:54" },
  { height:  536748 , difficulty:  760241 , date:  "2015-06-28 00:36:11" },
  { height:  536749 , difficulty:  760093 , date:  "2015-06-28 00:36:22" },
  { height:  536750 , difficulty:  760757 , date:  "2015-06-28 00:37:01" },
  { height:  536751 , difficulty:  764143 , date:  "2015-06-28 00:37:19" },
  { height:  536752 , difficulty:  767303 , date:  "2015-06-28 00:37:48" },
  { height:  536753 , difficulty:  767361 , date:  "2015-06-28 00:38:18" },
  { height:  536754 , difficulty:  767826 , date:  "2015-06-28 00:38:25" },
  { height:  536755 , difficulty:  768133 , date:  "2015-06-28 00:39:25" },
  { height:  536756 , difficulty:  769697 , date:  "2015-06-28 00:39:53" },
  { height:  536757 , difficulty:  769427 , date:  "2015-06-28 00:40:31" },
  { height:  536758 , difficulty:  768074 , date:  "2015-06-28 00:43:28" },
  { height:  536759 , difficulty:  768617 , date:  "2015-06-28 00:44:17" },
  { height:  536760 , difficulty:  769229 , date:  "2015-06-28 00:45:18" },
  { height:  536761 , difficulty:  770174 , date:  "2015-06-28 00:46:10" },
  { height:  536762 , difficulty:  770889 , date:  "2015-06-28 00:46:13" },
  { height:  536763 , difficulty:  769492 , date:  "2015-06-28 00:46:17" },
  { height:  536764 , difficulty:  769496 , date:  "2015-06-28 00:48:03" },
  { height:  536765 , difficulty:  770051 , date:  "2015-06-28 00:48:07" },
  { height:  536766 , difficulty:  769877 , date:  "2015-06-28 00:49:19" },
  { height:  536767 , difficulty:  769675 , date:  "2015-06-28 00:50:34" },
  { height:  536768 , difficulty:  767741 , date:  "2015-06-28 00:50:45" },
  { height:  536769 , difficulty:  768223 , date:  "2015-06-28 00:52:32" },
  { height:  536770 , difficulty:  772721 , date:  "2015-06-28 00:54:37" },
  { height:  536771 , difficulty:  770903 , date:  "2015-06-28 00:55:19" },
  { height:  536772 , difficulty:  769471 , date:  "2015-06-28 00:55:28" },
  { height:  536773 , difficulty:  770059 , date:  "2015-06-28 00:57:02" },
  { height:  536774 , difficulty:  772861 , date:  "2015-06-28 00:57:28" },
  { height:  536775 , difficulty:  771320 , date:  "2015-06-28 00:57:47" },
  { height:  536776 , difficulty:  768606 , date:  "2015-06-28 00:59:31" },
  { height:  536777 , difficulty:  768985 , date:  "2015-06-28 01:02:39" },
  { height:  536778 , difficulty:  770032 , date:  "2015-06-28 01:02:45" },
  { height:  536779 , difficulty:  770120 , date:  "2015-06-28 01:03:56" },
  { height:  536780 , difficulty:  770440 , date:  "2015-06-28 01:06:51" },
  { height:  536781 , difficulty:  770104 , date:  "2015-06-28 01:06:55" },
  { height:  536782 , difficulty:  773698 , date:  "2015-06-28 01:10:10" },
  { height:  536783 , difficulty:  772127 , date:  "2015-06-28 01:10:15" },
  { height:  536784 , difficulty:  771279 , date:  "2015-06-28 01:10:37" },
  { height:  536785 , difficulty:  772689 , date:  "2015-06-28 01:10:44" },
  { height:  536786 , difficulty:  772614 , date:  "2015-06-28 01:11:07" },
  { height:  536787 , difficulty:  774917 , date:  "2015-06-28 01:11:11" },
  { height:  536788 , difficulty:  776114 , date:  "2015-06-28 01:12:19" },
  { height:  536789 , difficulty:  776452 , date:  "2015-06-28 01:12:53" },
  { height:  536790 , difficulty:  775599 , date:  "2015-06-28 01:13:02" },
  { height:  536791 , difficulty:  771272 , date:  "2015-06-28 01:16:54" },
  { height:  536792 , difficulty:  771621 , date:  "2015-06-28 01:17:10" },
  { height:  536793 , difficulty:  769158 , date:  "2015-06-28 01:18:11" },
  { height:  536794 , difficulty:  772715 , date:  "2015-06-28 01:19:15" },
  { height:  536795 , difficulty:  770863 , date:  "2015-06-28 01:21:17" },
  { height:  536796 , difficulty:  769320 , date:  "2015-06-28 01:25:10" },
  { height:  536797 , difficulty:  770537 , date:  "2015-06-28 01:25:42" },
  { height:  536798 , difficulty:  768377 , date:  "2015-06-28 01:25:50" },
  { height:  536799 , difficulty:  768221 , date:  "2015-06-28 01:30:15" },
  { height:  536800 , difficulty:  767248 , date:  "2015-06-28 01:30:18" },
  { height:  536801 , difficulty:  767473 , date:  "2015-06-28 01:30:53" },
  { height:  536802 , difficulty:  765781 , date:  "2015-06-28 01:31:12" },
  { height:  536803 , difficulty:  769298 , date:  "2015-06-28 01:33:10" },
  { height:  536804 , difficulty:  769323 , date:  "2015-06-28 01:33:43" },
  { height:  536805 , difficulty:  768208 , date:  "2015-06-28 01:34:46" },
  { height:  536806 , difficulty:  770279 , date:  "2015-06-28 01:35:03" },
  { height:  536807 , difficulty:  769397 , date:  "2015-06-28 01:35:52" },
  { height:  536808 , difficulty:  768217 , date:  "2015-06-28 01:36:31" },
  { height:  536809 , difficulty:  769358 , date:  "2015-06-28 01:39:23" },
  { height:  536810 , difficulty:  769176 , date:  "2015-06-28 01:40:29" },
  { height:  536811 , difficulty:  768745 , date:  "2015-06-28 01:40:55" },
  { height:  536812 , difficulty:  768368 , date:  "2015-06-28 01:41:19" },
  { height:  536813 , difficulty:  765554 , date:  "2015-06-28 01:41:28" },
  { height:  536814 , difficulty:  766990 , date:  "2015-06-28 01:42:16" },
  { height:  536815 , difficulty:  763111 , date:  "2015-06-28 01:43:16" },
  { height:  536816 , difficulty:  763589 , date:  "2015-06-28 01:43:18" },
  { height:  536817 , difficulty:  763419 , date:  "2015-06-28 01:45:52" },
  { height:  536818 , difficulty:  761909 , date:  "2015-06-28 01:46:22" },
  { height:  536819 , difficulty:  762542 , date:  "2015-06-28 01:47:11" },
  { height:  536820 , difficulty:  762102 , date:  "2015-06-28 01:47:21" },
  { height:  536821 , difficulty:  759331 , date:  "2015-06-28 01:48:26" },
  { height:  536822 , difficulty:  764251 , date:  "2015-06-28 01:48:48" },
  { height:  536823 , difficulty:  764114 , date:  "2015-06-28 01:49:58" },
  { height:  536824 , difficulty:  763948 , date:  "2015-06-28 01:50:29" },
  { height:  536825 , difficulty:  765823 , date:  "2015-06-28 01:51:42" },
  { height:  536826 , difficulty:  765948 , date:  "2015-06-28 01:53:37" },
  { height:  536827 , difficulty:  765947 , date:  "2015-06-28 01:54:14" },
  { height:  536828 , difficulty:  766654 , date:  "2015-06-28 01:54:23" },
  { height:  536829 , difficulty:  767499 , date:  "2015-06-28 01:55:41" },
  { height:  536830 , difficulty:  769072 , date:  "2015-06-28 01:56:26" },
  { height:  536831 , difficulty:  770240 , date:  "2015-06-28 02:00:54" },
  { height:  536832 , difficulty:  772194 , date:  "2015-06-28 02:01:24" },
  { height:  536833 , difficulty:  771639 , date:  "2015-06-28 02:03:33" },
  { height:  536834 , difficulty:  767934 , date:  "2015-06-28 02:04:11" },
  { height:  536835 , difficulty:  767206 , date:  "2015-06-28 02:05:13" },
  { height:  536836 , difficulty:  768625 , date:  "2015-06-28 02:06:15" },
  { height:  536837 , difficulty:  768241 , date:  "2015-06-28 02:06:30" },
  { height:  536838 , difficulty:  769011 , date:  "2015-06-28 02:07:32" },
  { height:  536839 , difficulty:  773081 , date:  "2015-06-28 02:07:37" },
  { height:  536840 , difficulty:  774563 , date:  "2015-06-28 02:07:39" },
  { height:  536841 , difficulty:  774644 , date:  "2015-06-28 02:08:34" },
  { height:  536842 , difficulty:  774472 , date:  "2015-06-28 02:08:45" },
  { height:  536843 , difficulty:  773567 , date:  "2015-06-28 02:11:30" },
  { height:  536844 , difficulty:  773533 , date:  "2015-06-28 02:11:50" },
  { height:  536845 , difficulty:  771855 , date:  "2015-06-28 02:14:08" },
  { height:  536846 , difficulty:  775037 , date:  "2015-06-28 02:14:48" },
  { height:  536847 , difficulty:  774255 , date:  "2015-06-28 02:14:50" },
  { height:  536848 , difficulty:  774361 , date:  "2015-06-28 02:15:22" },
  { height:  536849 , difficulty:  773501 , date:  "2015-06-28 02:15:31" },
  { height:  536850 , difficulty:  774688 , date:  "2015-06-28 02:16:55" },
  { height:  536851 , difficulty:  774498 , date:  "2015-06-28 02:17:36" },
  { height:  536852 , difficulty:  772272 , date:  "2015-06-28 02:18:21" },
  { height:  536853 , difficulty:  768478 , date:  "2015-06-28 02:18:38" },
  { height:  536854 , difficulty:  769377 , date:  "2015-06-28 02:19:05" },
  { height:  536855 , difficulty:  768604 , date:  "2015-06-28 02:19:28" },
  { height:  536856 , difficulty:  765455 , date:  "2015-06-28 02:19:36" },
  { height:  536857 , difficulty:  765625 , date:  "2015-06-28 02:19:46" },
  { height:  536858 , difficulty:  764838 , date:  "2015-06-28 02:21:48" },
  { height:  536859 , difficulty:  765519 , date:  "2015-06-28 02:22:11" },
  { height:  536860 , difficulty:  766040 , date:  "2015-06-28 02:23:13" },
  { height:  536861 , difficulty:  766319 , date:  "2015-06-28 02:23:18" },
  { height:  536862 , difficulty:  769878 , date:  "2015-06-28 02:25:24" },
  { height:  536863 , difficulty:  771045 , date:  "2015-06-28 02:26:07" },
  { height:  536864 , difficulty:  769862 , date:  "2015-06-28 02:27:16" },
  { height:  536865 , difficulty:  769357 , date:  "2015-06-28 02:27:55" },
  { height:  536866 , difficulty:  770565 , date:  "2015-06-28 02:30:18" },
  { height:  536867 , difficulty:  766338 , date:  "2015-06-28 02:31:18" },
  { height:  536868 , difficulty:  768067 , date:  "2015-06-28 02:32:06" },
  { height:  536869 , difficulty:  768042 , date:  "2015-06-28 02:32:19" },
  { height:  536870 , difficulty:  767443 , date:  "2015-06-28 02:32:29" },
  { height:  536871 , difficulty:  766169 , date:  "2015-06-28 02:36:21" },
  { height:  536872 , difficulty:  766797 , date:  "2015-06-28 02:36:46" },
  { height:  536873 , difficulty:  766980 , date:  "2015-06-28 02:37:28" },
  { height:  536874 , difficulty:  767384 , date:  "2015-06-28 02:42:02" },
  { height:  536875 , difficulty:  762553 , date:  "2015-06-28 02:42:28" },
  { height:  536876 , difficulty:  764238 , date:  "2015-06-28 02:44:13" },
  { height:  536877 , difficulty:  764502 , date:  "2015-06-28 02:45:02" },
  { height:  536878 , difficulty:  764737 , date:  "2015-06-28 02:46:42" },
  { height:  536879 , difficulty:  764428 , date:  "2015-06-28 02:47:00" },
  { height:  536880 , difficulty:  764741 , date:  "2015-06-28 02:48:41" },
  { height:  536881 , difficulty:  765943 , date:  "2015-06-28 02:48:55" },
  { height:  536882 , difficulty:  767909 , date:  "2015-06-28 02:49:42" },
  { height:  536883 , difficulty:  767123 , date:  "2015-06-28 02:51:01" },
  { height:  536884 , difficulty:  766739 , date:  "2015-06-28 02:51:37" },
  { height:  536885 , difficulty:  763184 , date:  "2015-06-28 02:52:23" },
  { height:  536886 , difficulty:  762634 , date:  "2015-06-28 02:53:37" },
  { height:  536887 , difficulty:  762745 , date:  "2015-06-28 02:58:02" },
  { height:  536888 , difficulty:  764003 , date:  "2015-06-28 02:59:17" },
  { height:  536889 , difficulty:  764838 , date:  "2015-06-28 03:00:48" },
  { height:  536890 , difficulty:  764856 , date:  "2015-06-28 03:01:40" },
  { height:  536891 , difficulty:  765758 , date:  "2015-06-28 03:02:27" },
  { height:  536892 , difficulty:  766596 , date:  "2015-06-28 03:02:40" },
  { height:  536893 , difficulty:  764118 , date:  "2015-06-28 03:04:40" },
  { height:  536894 , difficulty:  764896 , date:  "2015-06-28 03:07:38" },
  { height:  536895 , difficulty:  764657 , date:  "2015-06-28 03:08:22" },
  { height:  536896 , difficulty:  765414 , date:  "2015-06-28 03:10:26" },
  { height:  536897 , difficulty:  764901 , date:  "2015-06-28 03:10:56" },
  { height:  536898 , difficulty:  767007 , date:  "2015-06-28 03:11:58" },
  { height:  536899 , difficulty:  765618 , date:  "2015-06-28 03:12:29" },
  { height:  536900 , difficulty:  769318 , date:  "2015-06-28 03:13:54" },
  { height:  536901 , difficulty:  770797 , date:  "2015-06-28 03:14:11" },
  { height:  536902 , difficulty:  772481 , date:  "2015-06-28 03:14:18" },
  { height:  536903 , difficulty:  773220 , date:  "2015-06-28 03:15:17" },
  { height:  536904 , difficulty:  774166 , date:  "2015-06-28 03:15:43" },
  { height:  536905 , difficulty:  773822 , date:  "2015-06-28 03:16:27" },
  { height:  536906 , difficulty:  773183 , date:  "2015-06-28 03:18:39" },
  { height:  536907 , difficulty:  767515 , date:  "2015-06-28 03:19:02" },
  { height:  536908 , difficulty:  766984 , date:  "2015-06-28 03:20:48" },
  { height:  536909 , difficulty:  764515 , date:  "2015-06-28 03:23:02" },
  { height:  536910 , difficulty:  764815 , date:  "2015-06-28 03:23:34" },
  { height:  536911 , difficulty:  766577 , date:  "2015-06-28 03:24:41" },
  { height:  536912 , difficulty:  766034 , date:  "2015-06-28 03:25:32" },
  { height:  536913 , difficulty:  766666 , date:  "2015-06-28 03:25:38" },
  { height:  536914 , difficulty:  767546 , date:  "2015-06-28 03:27:37" },
  { height:  536915 , difficulty:  770680 , date:  "2015-06-28 03:28:16" },
  { height:  536916 , difficulty:  771205 , date:  "2015-06-28 03:29:18" },
  { height:  536917 , difficulty:  770987 , date:  "2015-06-28 03:30:30" },
  { height:  536918 , difficulty:  771400 , date:  "2015-06-28 03:32:06" },
  { height:  536919 , difficulty:  769833 , date:  "2015-06-28 03:33:18" },
  { height:  536920 , difficulty:  772692 , date:  "2015-06-28 03:33:38" },
  { height:  536921 , difficulty:  770665 , date:  "2015-06-28 03:35:27" },
  { height:  536922 , difficulty:  770069 , date:  "2015-06-28 03:35:59" },
  { height:  536923 , difficulty:  771358 , date:  "2015-06-28 03:36:41" },
  { height:  536924 , difficulty:  770804 , date:  "2015-06-28 03:36:57" },
  { height:  536925 , difficulty:  771530 , date:  "2015-06-28 03:37:32" },
  { height:  536926 , difficulty:  769856 , date:  "2015-06-28 03:37:45" },
  { height:  536927 , difficulty:  769259 , date:  "2015-06-28 03:40:18" },
  { height:  536928 , difficulty:  770444 , date:  "2015-06-28 03:40:24" },
  { height:  536929 , difficulty:  770232 , date:  "2015-06-28 03:40:49" },
  { height:  536930 , difficulty:  771185 , date:  "2015-06-28 03:41:16" },
  { height:  536931 , difficulty:  771128 , date:  "2015-06-28 03:41:59" },
  { height:  536932 , difficulty:  771246 , date:  "2015-06-28 03:42:01" },
  { height:  536933 , difficulty:  772666 , date:  "2015-06-28 03:42:08" },
  { height:  536934 , difficulty:  770337 , date:  "2015-06-28 03:42:37" },
  { height:  536935 , difficulty:  770252 , date:  "2015-06-28 03:43:36" },
  { height:  536936 , difficulty:  769404 , date:  "2015-06-28 03:44:24" },
  { height:  536937 , difficulty:  769918 , date:  "2015-06-28 03:45:17" },
  { height:  536938 , difficulty:  769261 , date:  "2015-06-28 03:47:38" },
  { height:  536939 , difficulty:  770997 , date:  "2015-06-28 03:47:45" },
  { height:  536940 , difficulty:  770179 , date:  "2015-06-28 03:48:28" },
  { height:  536941 , difficulty:  771622 , date:  "2015-06-28 03:48:49" },
  { height:  536942 , difficulty:  768749 , date:  "2015-06-28 03:50:55" },
  { height:  536943 , difficulty:  768281 , date:  "2015-06-28 03:51:42" },
  { height:  536944 , difficulty:  767443 , date:  "2015-06-28 03:51:50" },
  { height:  536945 , difficulty:  768093 , date:  "2015-06-28 03:52:18" },
  { height:  536946 , difficulty:  770189 , date:  "2015-06-28 03:52:57" },
  { height:  536947 , difficulty:  765260 , date:  "2015-06-28 03:53:09" },
  { height:  536948 , difficulty:  765221 , date:  "2015-06-28 03:55:38" },
  { height:  536949 , difficulty:  767241 , date:  "2015-06-28 03:56:43" },
  { height:  536950 , difficulty:  762512 , date:  "2015-06-28 03:57:01" },
  { height:  536951 , difficulty:  762164 , date:  "2015-06-28 03:57:26" },
  { height:  536952 , difficulty:  761688 , date:  "2015-06-28 03:57:55" },
  { height:  536953 , difficulty:  761626 , date:  "2015-06-28 03:58:02" },
  { height:  536954 , difficulty:  760864 , date:  "2015-06-28 03:59:10" },
  { height:  536955 , difficulty:  762177 , date:  "2015-06-28 04:00:16" },
  { height:  536956 , difficulty:  761526 , date:  "2015-06-28 04:00:40" },
  { height:  536957 , difficulty:  761404 , date:  "2015-06-28 04:01:36" },
  { height:  536958 , difficulty:  767443 , date:  "2015-06-28 04:01:39" },
  { height:  536959 , difficulty:  765864 , date:  "2015-06-28 04:03:15" },
  { height:  536960 , difficulty:  765347 , date:  "2015-06-28 04:03:39" },
  { height:  536961 , difficulty:  765175 , date:  "2015-06-28 04:05:51" },
  { height:  536962 , difficulty:  763728 , date:  "2015-06-28 04:06:14" },
  { height:  536963 , difficulty:  759781 , date:  "2015-06-28 04:07:30" },
  { height:  536964 , difficulty:  759591 , date:  "2015-06-28 04:08:33" },
  { height:  536965 , difficulty:  758340 , date:  "2015-06-28 04:08:45" },
  { height:  536966 , difficulty:  762341 , date:  "2015-06-28 04:10:00" },
  { height:  536967 , difficulty:  763442 , date:  "2015-06-28 04:13:35" },
  { height:  536968 , difficulty:  763472 , date:  "2015-06-28 04:15:03" },
  { height:  536969 , difficulty:  761355 , date:  "2015-06-28 04:17:55" },
  { height:  536970 , difficulty:  757689 , date:  "2015-06-28 04:18:22" },
  { height:  536971 , difficulty:  757751 , date:  "2015-06-28 04:19:51" },
  { height:  536972 , difficulty:  759761 , date:  "2015-06-28 04:22:09" },
  { height:  536973 , difficulty:  765020 , date:  "2015-06-28 04:23:12" },
  { height:  536974 , difficulty:  764518 , date:  "2015-06-28 04:23:29" },
  { height:  536975 , difficulty:  764605 , date:  "2015-06-28 04:23:37" },
  { height:  536976 , difficulty:  763170 , date:  "2015-06-28 04:24:06" },
  { height:  536977 , difficulty:  764130 , date:  "2015-06-28 04:24:20" },
  { height:  536978 , difficulty:  768536 , date:  "2015-06-28 04:24:28" },
  { height:  536979 , difficulty:  767607 , date:  "2015-06-28 04:24:35" },
  { height:  536980 , difficulty:  767257 , date:  "2015-06-28 04:26:10" },
  { height:  536981 , difficulty:  767792 , date:  "2015-06-28 04:27:44" },
  { height:  536982 , difficulty:  767108 , date:  "2015-06-28 04:29:29" },
  { height:  536983 , difficulty:  766813 , date:  "2015-06-28 04:31:05" },
  { height:  536984 , difficulty:  765153 , date:  "2015-06-28 04:31:27" },
  { height:  536985 , difficulty:  764240 , date:  "2015-06-28 04:31:50" },
  { height:  536986 , difficulty:  763877 , date:  "2015-06-28 04:32:02" },
  { height:  536987 , difficulty:  762582 , date:  "2015-06-28 04:32:41" },
  { height:  536988 , difficulty:  767796 , date:  "2015-06-28 04:32:56" },
  { height:  536989 , difficulty:  768164 , date:  "2015-06-28 04:33:36" },
  { height:  536990 , difficulty:  766197 , date:  "2015-06-28 04:35:34" },
  { height:  536991 , difficulty:  765741 , date:  "2015-06-28 04:36:48" },
  { height:  536992 , difficulty:  764718 , date:  "2015-06-28 04:37:38" },
  { height:  536993 , difficulty:  763414 , date:  "2015-06-28 04:37:50" },
  { height:  536994 , difficulty:  762029 , date:  "2015-06-28 04:38:02" },
  { height:  536995 , difficulty:  760691 , date:  "2015-06-28 04:38:23" },
  { height:  536996 , difficulty:  762206 , date:  "2015-06-28 04:38:34" },
  { height:  536997 , difficulty:  760331 , date:  "2015-06-28 04:39:04" },
  { height:  536998 , difficulty:  760322 , date:  "2015-06-28 04:41:23" },
  { height:  536999 , difficulty:  759754 , date:  "2015-06-28 04:43:14" },
  { height:  537000 , difficulty:  760612 , date:  "2015-06-28 04:43:23" },
  { height:  537001 , difficulty:  762880 , date:  "2015-06-28 04:43:41" },
  { height:  537002 , difficulty:  763475 , date:  "2015-06-28 04:43:54" },
  { height:  537003 , difficulty:  762719 , date:  "2015-06-28 04:50:41" },
  { height:  537004 , difficulty:  763512 , date:  "2015-06-28 04:51:25" },
  { height:  537005 , difficulty:  763236 , date:  "2015-06-28 04:52:01" },
  { height:  537006 , difficulty:  763809 , date:  "2015-06-28 04:55:38" },
  { height:  537007 , difficulty:  763595 , date:  "2015-06-28 04:55:51" },
  { height:  537008 , difficulty:  766266 , date:  "2015-06-28 04:56:11" },
  { height:  537009 , difficulty:  767305 , date:  "2015-06-28 04:56:12" },
  { height:  537010 , difficulty:  767020 , date:  "2015-06-28 04:57:23" },
  { height:  537011 , difficulty:  765903 , date:  "2015-06-28 04:58:19" },
  { height:  537012 , difficulty:  767901 , date:  "2015-06-28 05:01:06" },
  { height:  537013 , difficulty:  767615 , date:  "2015-06-28 05:01:57" },
  { height:  537014 , difficulty:  765356 , date:  "2015-06-28 05:02:00" },
  { height:  537015 , difficulty:  765469 , date:  "2015-06-28 05:04:40" },
  { height:  537016 , difficulty:  767000 , date:  "2015-06-28 05:05:12" },
  { height:  537017 , difficulty:  767553 , date:  "2015-06-28 05:08:46" },
  { height:  537018 , difficulty:  765009 , date:  "2015-06-28 05:09:48" },
  { height:  537019 , difficulty:  765421 , date:  "2015-06-28 05:10:18" },
  { height:  537020 , difficulty:  766028 , date:  "2015-06-28 05:10:36" },
  { height:  537021 , difficulty:  765935 , date:  "2015-06-28 05:10:55" },
  { height:  537022 , difficulty:  765761 , date:  "2015-06-28 05:12:17" },
  { height:  537023 , difficulty:  766256 , date:  "2015-06-28 05:12:38" },
  { height:  537024 , difficulty:  763408 , date:  "2015-06-28 05:13:11" },
  { height:  537025 , difficulty:  762704 , date:  "2015-06-28 05:13:48" },
  { height:  537026 , difficulty:  762471 , date:  "2015-06-28 05:15:06" },
  { height:  537027 , difficulty:  764272 , date:  "2015-06-28 05:15:34" },
  { height:  537028 , difficulty:  764164 , date:  "2015-06-28 05:15:35" },
  { height:  537029 , difficulty:  765710 , date:  "2015-06-28 05:15:44" },
  { height:  537030 , difficulty:  764397 , date:  "2015-06-28 05:16:20" },
  { height:  537031 , difficulty:  763133 , date:  "2015-06-28 05:18:46" },
  { height:  537032 , difficulty:  763063 , date:  "2015-06-28 05:18:59" },
  { height:  537033 , difficulty:  763448 , date:  "2015-06-28 05:19:10" },
  { height:  537034 , difficulty:  763895 , date:  "2015-06-28 05:19:12" },
  { height:  537035 , difficulty:  762126 , date:  "2015-06-28 05:19:54" },
  { height:  537036 , difficulty:  763304 , date:  "2015-06-28 05:20:45" },
  { height:  537037 , difficulty:  763223 , date:  "2015-06-28 05:25:05" },
  { height:  537038 , difficulty:  763075 , date:  "2015-06-28 05:25:34" },
  { height:  537039 , difficulty:  764086 , date:  "2015-06-28 05:26:26" },
  { height:  537040 , difficulty:  766401 , date:  "2015-06-28 05:29:22" },
  { height:  537041 , difficulty:  767498 , date:  "2015-06-28 05:31:58" },
  { height:  537042 , difficulty:  766353 , date:  "2015-06-28 05:32:40" },
  { height:  537043 , difficulty:  762216 , date:  "2015-06-28 05:35:52" },
  { height:  537044 , difficulty:  762642 , date:  "2015-06-28 05:36:51" },
  { height:  537045 , difficulty:  760322 , date:  "2015-06-28 05:37:07" },
  { height:  537046 , difficulty:  761273 , date:  "2015-06-28 05:37:21" },
  { height:  537047 , difficulty:  760049 , date:  "2015-06-28 05:38:00" },
  { height:  537048 , difficulty:  758049 , date:  "2015-06-28 05:38:57" },
  { height:  537049 , difficulty:  756907 , date:  "2015-06-28 05:40:26" },
  { height:  537050 , difficulty:  757492 , date:  "2015-06-28 05:40:46" },
  { height:  537051 , difficulty:  758485 , date:  "2015-06-28 05:43:24" },
  { height:  537052 , difficulty:  758192 , date:  "2015-06-28 05:43:46" },
  { height:  537053 , difficulty:  759888 , date:  "2015-06-28 05:46:34" },
  { height:  537054 , difficulty:  760165 , date:  "2015-06-28 05:47:08" },
  { height:  537055 , difficulty:  760244 , date:  "2015-06-28 05:47:36" },
  { height:  537056 , difficulty:  759336 , date:  "2015-06-28 05:47:31" },
  { height:  537057 , difficulty:  757452 , date:  "2015-06-28 05:47:58" },
  { height:  537058 , difficulty:  757043 , date:  "2015-06-28 05:48:05" },
  { height:  537059 , difficulty:  755128 , date:  "2015-06-28 05:48:35" },
  { height:  537060 , difficulty:  755673 , date:  "2015-06-28 05:48:51" },
  { height:  537061 , difficulty:  756049 , date:  "2015-06-28 05:49:28" },
  { height:  537062 , difficulty:  756360 , date:  "2015-06-28 05:51:10" },
  { height:  537063 , difficulty:  756883 , date:  "2015-06-28 05:52:33" },
  { height:  537064 , difficulty:  756821 , date:  "2015-06-28 05:52:56" },
  { height:  537065 , difficulty:  756696 , date:  "2015-06-28 05:52:59" },
  { height:  537066 , difficulty:  754973 , date:  "2015-06-28 05:53:12" },
  { height:  537067 , difficulty:  758325 , date:  "2015-06-28 05:53:31" },
  { height:  537068 , difficulty:  759062 , date:  "2015-06-28 05:53:52" },
  { height:  537069 , difficulty:  759066 , date:  "2015-06-28 05:54:28" },
  { height:  537070 , difficulty:  763736 , date:  "2015-06-28 05:54:43" },
  { height:  537071 , difficulty:  763474 , date:  "2015-06-28 05:56:20" },
  { height:  537072 , difficulty:  764444 , date:  "2015-06-28 05:56:26" },
  { height:  537073 , difficulty:  764111 , date:  "2015-06-28 05:56:54" },
  { height:  537074 , difficulty:  762718 , date:  "2015-06-28 06:00:09" },
  { height:  537075 , difficulty:  761435 , date:  "2015-06-28 06:01:36" },
  { height:  537076 , difficulty:  761770 , date:  "2015-06-28 06:03:25" },
  { height:  537077 , difficulty:  761748 , date:  "2015-06-28 06:03:28" },
  { height:  537078 , difficulty:  761877 , date:  "2015-06-28 06:03:55" },
  { height:  537079 , difficulty:  754609 , date:  "2015-06-28 06:04:04" },
  { height:  537080 , difficulty:  754635 , date:  "2015-06-28 06:09:20" },
  { height:  537081 , difficulty:  753977 , date:  "2015-06-28 06:09:23" },
  { height:  537082 , difficulty:  749722 , date:  "2015-06-28 06:10:36" },
  { height:  537083 , difficulty:  749888 , date:  "2015-06-28 06:13:04" },
  { height:  537084 , difficulty:  749581 , date:  "2015-06-28 06:14:11" },
  { height:  537085 , difficulty:  749751 , date:  "2015-06-28 06:15:19" },
  { height:  537086 , difficulty:  750005 , date:  "2015-06-28 06:16:08" },
  { height:  537087 , difficulty:  749777 , date:  "2015-06-28 06:17:45" },
  { height:  537088 , difficulty:  746631 , date:  "2015-06-28 06:18:13" },
  { height:  537089 , difficulty:  746225 , date:  "2015-06-28 06:18:57" },
  { height:  537090 , difficulty:  746329 , date:  "2015-06-28 06:19:00" },
  { height:  537091 , difficulty:  743450 , date:  "2015-06-28 06:19:59" },
  { height:  537092 , difficulty:  745878 , date:  "2015-06-28 06:20:14" },
  { height:  537093 , difficulty:  741882 , date:  "2015-06-28 06:20:54" },
  { height:  537094 , difficulty:  743944 , date:  "2015-06-28 06:20:56" },
  { height:  537095 , difficulty:  743453 , date:  "2015-06-28 06:22:22" },
  { height:  537096 , difficulty:  743332 , date:  "2015-06-28 06:22:58" },
  { height:  537097 , difficulty:  744661 , date:  "2015-06-28 06:25:50" },
  { height:  537098 , difficulty:  745232 , date:  "2015-06-28 06:26:15" },
  { height:  537099 , difficulty:  749030 , date:  "2015-06-28 06:26:34" },
  { height:  537100 , difficulty:  748790 , date:  "2015-06-28 06:27:15" },
  { height:  537101 , difficulty:  749111 , date:  "2015-06-28 06:28:02" },
  { height:  537102 , difficulty:  749057 , date:  "2015-06-28 06:28:06" },
  { height:  537103 , difficulty:  749113 , date:  "2015-06-28 06:28:18" },
  { height:  537104 , difficulty:  749231 , date:  "2015-06-28 06:29:49" },
  { height:  537105 , difficulty:  750449 , date:  "2015-06-28 06:30:25" },
  { height:  537106 , difficulty:  749896 , date:  "2015-06-28 06:30:53" },
  { height:  537107 , difficulty:  747063 , date:  "2015-06-28 06:31:30" },
  { height:  537108 , difficulty:  748932 , date:  "2015-06-28 06:32:35" },
  { height:  537109 , difficulty:  748896 , date:  "2015-06-28 06:34:06" },
  { height:  537110 , difficulty:  752760 , date:  "2015-06-28 06:34:49" },
  { height:  537111 , difficulty:  754358 , date:  "2015-06-28 06:36:35" },
  { height:  537112 , difficulty:  753457 , date:  "2015-06-28 06:38:23" },
  { height:  537113 , difficulty:  749931 , date:  "2015-06-28 06:38:28" },
  { height:  537114 , difficulty:  750270 , date:  "2015-06-28 06:40:00" },
  { height:  537115 , difficulty:  751492 , date:  "2015-06-28 06:41:56" },
  { height:  537116 , difficulty:  748496 , date:  "2015-06-28 06:42:09" },
  { height:  537117 , difficulty:  755314 , date:  "2015-06-28 06:42:28" },
  { height:  537118 , difficulty:  764382 , date:  "2015-06-28 06:42:40" },
  { height:  537119 , difficulty:  760372 , date:  "2015-06-28 06:43:11" },
  { height:  537120 , difficulty:  762312 , date:  "2015-06-28 06:47:26" },
  { height:  537121 , difficulty:  765967 , date:  "2015-06-28 06:49:04" },
  { height:  537122 , difficulty:  771187 , date:  "2015-06-28 06:51:24" },
  { height:  537123 , difficulty:  776478 , date:  "2015-06-28 06:51:28" },
  { height:  537124 , difficulty:  775697 , date:  "2015-06-28 06:54:07" },
  { height:  537125 , difficulty:  775401 , date:  "2015-06-28 06:54:50" },
  { height:  537126 , difficulty:  775339 , date:  "2015-06-28 06:55:10" },
  { height:  537127 , difficulty:  773197 , date:  "2015-06-28 06:55:24" },
  { height:  537128 , difficulty:  773818 , date:  "2015-06-28 06:55:19" },
  { height:  537129 , difficulty:  771377 , date:  "2015-06-28 06:56:17" },
  { height:  537130 , difficulty:  770968 , date:  "2015-06-28 06:56:26" },
  { height:  537131 , difficulty:  770582 , date:  "2015-06-28 06:57:15" },
  { height:  537132 , difficulty:  772215 , date:  "2015-06-28 06:57:45" },
  { height:  537133 , difficulty:  773365 , date:  "2015-06-28 06:58:16" },
  { height:  537134 , difficulty:  774675 , date:  "2015-06-28 06:59:14" },
  { height:  537135 , difficulty:  774742 , date:  "2015-06-28 07:00:04" },
  { height:  537136 , difficulty:  774720 , date:  "2015-06-28 07:00:30" },
  { height:  537137 , difficulty:  774079 , date:  "2015-06-28 07:01:01" },
  { height:  537138 , difficulty:  772381 , date:  "2015-06-28 07:01:15" },
  { height:  537139 , difficulty:  770912 , date:  "2015-06-28 07:01:31" },
  { height:  537140 , difficulty:  770958 , date:  "2015-06-28 07:05:55" },
  { height:  537141 , difficulty:  772057 , date:  "2015-06-28 07:09:35" },
  { height:  537142 , difficulty:  772186 , date:  "2015-06-28 07:10:29" },
  { height:  537143 , difficulty:  772017 , date:  "2015-06-28 07:11:25" },
  { height:  537144 , difficulty:  771626 , date:  "2015-06-28 07:12:00" },
  { height:  537145 , difficulty:  771103 , date:  "2015-06-28 07:12:31" },
  { height:  537146 , difficulty:  771915 , date:  "2015-06-28 07:13:43" },
  { height:  537147 , difficulty:  770639 , date:  "2015-06-28 07:13:59" },
  { height:  537148 , difficulty:  771101 , date:  "2015-06-28 07:14:13" },
  { height:  537149 , difficulty:  773166 , date:  "2015-06-28 07:14:28" },
  { height:  537150 , difficulty:  769953 , date:  "2015-06-28 07:18:52" },
  { height:  537151 , difficulty:  768658 , date:  "2015-06-28 07:19:16" },
  { height:  537152 , difficulty:  768085 , date:  "2015-06-28 07:22:39" },
  { height:  537153 , difficulty:  769141 , date:  "2015-06-28 07:24:19" },
  { height:  537154 , difficulty:  778746 , date:  "2015-06-28 07:24:25" },
  { height:  537155 , difficulty:  778653 , date:  "2015-06-28 07:25:34" },
  { height:  537156 , difficulty:  771795 , date:  "2015-06-28 07:25:44" },
  { height:  537157 , difficulty:  772162 , date:  "2015-06-28 07:29:08" },
  { height:  537158 , difficulty:  776885 , date:  "2015-06-28 07:30:47" },
  { height:  537159 , difficulty:  773717 , date:  "2015-06-28 07:31:31" },
  { height:  537160 , difficulty:  772813 , date:  "2015-06-28 07:34:15" },
  { height:  537161 , difficulty:  771689 , date:  "2015-06-28 07:35:02" },
  { height:  537162 , difficulty:  772150 , date:  "2015-06-28 07:35:12" },
  { height:  537163 , difficulty:  770765 , date:  "2015-06-28 07:36:09" },
  { height:  537164 , difficulty:  771528 , date:  "2015-06-28 07:36:33" },
  { height:  537165 , difficulty:  771302 , date:  "2015-06-28 07:37:22" },
  { height:  537166 , difficulty:  771669 , date:  "2015-06-28 07:38:49" },
  { height:  537167 , difficulty:  772648 , date:  "2015-06-28 07:39:22" },
  { height:  537168 , difficulty:  774745 , date:  "2015-06-28 07:39:35" },
  { height:  537169 , difficulty:  775531 , date:  "2015-06-28 07:41:52" },
  { height:  537170 , difficulty:  776060 , date:  "2015-06-28 07:42:15" },
  { height:  537171 , difficulty:  774722 , date:  "2015-06-28 07:42:26" },
  { height:  537172 , difficulty:  775335 , date:  "2015-06-28 07:43:23" },
  { height:  537173 , difficulty:  776288 , date:  "2015-06-28 07:43:55" },
  { height:  537174 , difficulty:  776969 , date:  "2015-06-28 07:44:00" },
  { height:  537175 , difficulty:  777349 , date:  "2015-06-28 07:44:44" },
  { height:  537176 , difficulty:  776771 , date:  "2015-06-28 07:45:05" },
  { height:  537177 , difficulty:  777354 , date:  "2015-06-28 07:46:08" },
  { height:  537178 , difficulty:  781190 , date:  "2015-06-28 07:48:19" },
  { height:  537179 , difficulty:  781216 , date:  "2015-06-28 07:49:24" },
  { height:  537180 , difficulty:  780677 , date:  "2015-06-28 07:50:43" },
  { height:  537181 , difficulty:  780251 , date:  "2015-06-28 07:59:23" },
  { height:  537182 , difficulty:  780427 , date:  "2015-06-28 08:00:41" },
  { height:  537183 , difficulty:  780419 , date:  "2015-06-28 08:04:51" },
  { height:  537184 , difficulty:  779673 , date:  "2015-06-28 08:07:56" },
  { height:  537185 , difficulty:  777877 , date:  "2015-06-28 08:08:32" },
  { height:  537186 , difficulty:  776970 , date:  "2015-06-28 08:08:52" },
  { height:  537187 , difficulty:  775561 , date:  "2015-06-28 08:10:35" },
  { height:  537188 , difficulty:  773755 , date:  "2015-06-28 08:11:29" },
  { height:  537189 , difficulty:  774713 , date:  "2015-06-28 08:11:52" },
  { height:  537190 , difficulty:  773327 , date:  "2015-06-28 08:12:44" },
  { height:  537191 , difficulty:  771203 , date:  "2015-06-28 08:13:55" },
  { height:  537192 , difficulty:  772062 , date:  "2015-06-28 08:14:25" },
  { height:  537193 , difficulty:  773923 , date:  "2015-06-28 08:14:32" },
  { height:  537194 , difficulty:  776890 , date:  "2015-06-28 08:15:27" },
  { height:  537195 , difficulty:  778305 , date:  "2015-06-28 08:15:44" },
  { height:  537196 , difficulty:  772838 , date:  "2015-06-28 08:17:32" },
  { height:  537197 , difficulty:  771304 , date:  "2015-06-28 08:18:48" },
  { height:  537198 , difficulty:  768717 , date:  "2015-06-28 08:18:59" },
  { height:  537199 , difficulty:  769402 , date:  "2015-06-28 08:19:30" },
  { height:  537200 , difficulty:  768797 , date:  "2015-06-28 08:19:56" },
  { height:  537201 , difficulty:  768323 , date:  "2015-06-28 08:20:51" },
  { height:  537202 , difficulty:  769264 , date:  "2015-06-28 08:21:40" },
  { height:  537203 , difficulty:  771014 , date:  "2015-06-28 08:22:09" },
  { height:  537204 , difficulty:  774649 , date:  "2015-06-28 08:22:24" },
  { height:  537205 , difficulty:  776088 , date:  "2015-06-28 08:23:23" },
  { height:  537206 , difficulty:  776281 , date:  "2015-06-28 08:23:52" },
  { height:  537207 , difficulty:  775850 , date:  "2015-06-28 08:26:27" },
  { height:  537208 , difficulty:  775692 , date:  "2015-06-28 08:27:19" },
  { height:  537209 , difficulty:  775224 , date:  "2015-06-28 08:30:32" },
  { height:  537210 , difficulty:  774098 , date:  "2015-06-28 08:30:52" },
  { height:  537211 , difficulty:  773148 , date:  "2015-06-28 08:31:26" },
  { height:  537212 , difficulty:  773543 , date:  "2015-06-28 08:34:46" },
  { height:  537213 , difficulty:  774553 , date:  "2015-06-28 08:35:21" },
  { height:  537214 , difficulty:  775297 , date:  "2015-06-28 08:35:31" },
  { height:  537215 , difficulty:  775663 , date:  "2015-06-28 08:35:47" },
  { height:  537216 , difficulty:  771094 , date:  "2015-06-28 08:38:52" },
  { height:  537217 , difficulty:  767730 , date:  "2015-06-28 08:38:53" },
  { height:  537218 , difficulty:  766814 , date:  "2015-06-28 08:39:05" },
  { height:  537219 , difficulty:  768499 , date:  "2015-06-28 08:40:41" },
  { height:  537220 , difficulty:  769140 , date:  "2015-06-28 08:41:15" },
  { height:  537221 , difficulty:  768647 , date:  "2015-06-28 08:41:53" },
  { height:  537222 , difficulty:  769375 , date:  "2015-06-28 08:42:08" },
  { height:  537223 , difficulty:  770670 , date:  "2015-06-28 08:44:17" },
  { height:  537224 , difficulty:  770983 , date:  "2015-06-28 08:45:03" },
  { height:  537225 , difficulty:  773212 , date:  "2015-06-28 08:45:46" },
  { height:  537226 , difficulty:  768044 , date:  "2015-06-28 08:47:45" },
  { height:  537227 , difficulty:  769920 , date:  "2015-06-28 08:48:31" },
  { height:  537228 , difficulty:  766448 , date:  "2015-06-28 08:49:53" },
  { height:  537229 , difficulty:  764468 , date:  "2015-06-28 08:50:14" },
  { height:  537230 , difficulty:  765470 , date:  "2015-06-28 08:50:39" },
  { height:  537231 , difficulty:  764599 , date:  "2015-06-28 08:51:49" },
  { height:  537232 , difficulty:  766080 , date:  "2015-06-28 08:52:45" },
  { height:  537233 , difficulty:  762148 , date:  "2015-06-28 08:53:15" },
  { height:  537234 , difficulty:  762610 , date:  "2015-06-28 08:53:44" },
  { height:  537235 , difficulty:  764029 , date:  "2015-06-28 08:56:38" },
  { height:  537236 , difficulty:  760744 , date:  "2015-06-28 08:58:49" },
  { height:  537237 , difficulty:  760109 , date:  "2015-06-28 08:59:06" },
  { height:  537238 , difficulty:  760028 , date:  "2015-06-28 09:00:47" },
  { height:  537239 , difficulty:  760942 , date:  "2015-06-28 09:01:35" },
  { height:  537240 , difficulty:  762971 , date:  "2015-06-28 09:01:44" },
  { height:  537241 , difficulty:  762417 , date:  "2015-06-28 09:05:18" },
  { height:  537242 , difficulty:  761800 , date:  "2015-06-28 09:05:55" },
  { height:  537243 , difficulty:  762147 , date:  "2015-06-28 09:05:58" },
  { height:  537244 , difficulty:  762244 , date:  "2015-06-28 09:06:16" },
  { height:  537245 , difficulty:  761705 , date:  "2015-06-28 09:06:19" },
  { height:  537246 , difficulty:  763468 , date:  "2015-06-28 09:07:28" },
  { height:  537247 , difficulty:  763412 , date:  "2015-06-28 09:08:41" },
  { height:  537248 , difficulty:  763360 , date:  "2015-06-28 09:08:41" },
  { height:  537249 , difficulty:  763226 , date:  "2015-06-28 09:09:24" },
  { height:  537250 , difficulty:  764615 , date:  "2015-06-28 09:09:47" },
  { height:  537251 , difficulty:  763928 , date:  "2015-06-28 09:10:37" },
  { height:  537252 , difficulty:  763691 , date:  "2015-06-28 09:11:00" },
  { height:  537253 , difficulty:  765255 , date:  "2015-06-28 09:12:15" },
  { height:  537254 , difficulty:  762611 , date:  "2015-06-28 09:12:20" },
  { height:  537255 , difficulty:  761852 , date:  "2015-06-28 09:13:02" },
  { height:  537256 , difficulty:  762326 , date:  "2015-06-28 09:15:17" },
  { height:  537257 , difficulty:  758244 , date:  "2015-06-28 09:16:01" },
  { height:  537258 , difficulty:  757680 , date:  "2015-06-28 09:16:23" },
  { height:  537259 , difficulty:  752754 , date:  "2015-06-28 09:17:28" },
  { height:  537260 , difficulty:  749721 , date:  "2015-06-28 09:19:30" },
  { height:  537261 , difficulty:  750237 , date:  "2015-06-28 09:19:35" },
  { height:  537262 , difficulty:  751475 , date:  "2015-06-28 09:20:57" },
  { height:  537263 , difficulty:  749884 , date:  "2015-06-28 09:24:52" },
  { height:  537264 , difficulty:  749134 , date:  "2015-06-28 09:31:59" },
  { height:  537265 , difficulty:  751745 , date:  "2015-06-28 09:33:12" },
  { height:  537266 , difficulty:  750776 , date:  "2015-06-28 09:33:50" },
  { height:  537267 , difficulty:  749539 , date:  "2015-06-28 09:34:38" },
  { height:  537268 , difficulty:  749582 , date:  "2015-06-28 09:35:13" },
  { height:  537269 , difficulty:  749917 , date:  "2015-06-28 09:35:12" },
  { height:  537270 , difficulty:  749557 , date:  "2015-06-28 09:36:04" },
  { height:  537271 , difficulty:  750414 , date:  "2015-06-28 09:40:07" },
  { height:  537272 , difficulty:  748630 , date:  "2015-06-28 09:40:12" },
  { height:  537273 , difficulty:  747364 , date:  "2015-06-28 09:40:21" },
  { height:  537274 , difficulty:  751800 , date:  "2015-06-28 09:42:27" },
  { height:  537275 , difficulty:  751715 , date:  "2015-06-28 09:43:15" },
  { height:  537276 , difficulty:  751674 , date:  "2015-06-28 09:44:15" },
  { height:  537277 , difficulty:  752933 , date:  "2015-06-28 09:44:30" },
  { height:  537278 , difficulty:  752146 , date:  "2015-06-28 09:45:00" },
  { height:  537279 , difficulty:  753532 , date:  "2015-06-28 09:45:23" },
  { height:  537280 , difficulty:  754596 , date:  "2015-06-28 09:46:01" },
  { height:  537281 , difficulty:  753587 , date:  "2015-06-28 09:46:24" },
  { height:  537282 , difficulty:  753223 , date:  "2015-06-28 09:46:39" },
  { height:  537283 , difficulty:  750280 , date:  "2015-06-28 09:46:49" },
  { height:  537284 , difficulty:  749611 , date:  "2015-06-28 09:49:55" },
  { height:  537285 , difficulty:  747000 , date:  "2015-06-28 09:49:58" },
  { height:  537286 , difficulty:  747412 , date:  "2015-06-28 09:51:32" },
  { height:  537287 , difficulty:  746883 , date:  "2015-06-28 09:52:24" },
  { height:  537288 , difficulty:  743376 , date:  "2015-06-28 09:52:44" },
  { height:  537289 , difficulty:  743074 , date:  "2015-06-28 09:53:08" },
  { height:  537290 , difficulty:  748639 , date:  "2015-06-28 09:53:14" },
  { height:  537291 , difficulty:  749293 , date:  "2015-06-28 09:53:37" },
  { height:  537292 , difficulty:  748252 , date:  "2015-06-28 09:55:05" },
  { height:  537293 , difficulty:  749233 , date:  "2015-06-28 09:56:38" },
  { height:  537294 , difficulty:  749720 , date:  "2015-06-28 09:57:09" },
  { height:  537295 , difficulty:  749087 , date:  "2015-06-28 09:58:01" },
  { height:  537296 , difficulty:  748715 , date:  "2015-06-28 10:00:22" },
  { height:  537297 , difficulty:  749693 , date:  "2015-06-28 10:01:49" },
  { height:  537298 , difficulty:  750283 , date:  "2015-06-28 10:02:52" },
  { height:  537299 , difficulty:  755760 , date:  "2015-06-28 10:03:05" },
  { height:  537300 , difficulty:  755028 , date:  "2015-06-28 10:03:23" },
  { height:  537301 , difficulty:  754262 , date:  "2015-06-28 10:05:59" },
  { height:  537302 , difficulty:  752230 , date:  "2015-06-28 10:08:21" },
  { height:  537303 , difficulty:  751922 , date:  "2015-06-28 10:10:23" },
  { height:  537304 , difficulty:  759203 , date:  "2015-06-28 10:11:38" },
  { height:  537305 , difficulty:  759551 , date:  "2015-06-28 10:15:30" },
  { height:  537306 , difficulty:  761546 , date:  "2015-06-28 10:17:20" },
  { height:  537307 , difficulty:  760902 , date:  "2015-06-28 10:18:14" },
  { height:  537308 , difficulty:  760720 , date:  "2015-06-28 10:18:37" },
  { height:  537309 , difficulty:  760321 , date:  "2015-06-28 10:18:57" },
  { height:  537310 , difficulty:  759947 , date:  "2015-06-28 10:19:08" },
  { height:  537311 , difficulty:  757125 , date:  "2015-06-28 10:19:12" },
  { height:  537312 , difficulty:  755078 , date:  "2015-06-28 10:19:42" },
  { height:  537313 , difficulty:  761165 , date:  "2015-06-28 10:19:48" },
  { height:  537314 , difficulty:  759930 , date:  "2015-06-28 10:20:51" },
  { height:  537315 , difficulty:  761503 , date:  "2015-06-28 10:21:17" },
  { height:  537316 , difficulty:  761545 , date:  "2015-06-28 10:22:39" },
  { height:  537317 , difficulty:  757445 , date:  "2015-06-28 10:23:22" },
  { height:  537318 , difficulty:  757691 , date:  "2015-06-28 10:24:25" },
  { height:  537319 , difficulty:  757935 , date:  "2015-06-28 10:24:56" },
  { height:  537320 , difficulty:  757654 , date:  "2015-06-28 10:26:17" },
  { height:  537321 , difficulty:  758063 , date:  "2015-06-28 10:27:50" },
  { height:  537322 , difficulty:  757914 , date:  "2015-06-28 10:28:19" },
  { height:  537323 , difficulty:  757262 , date:  "2015-06-28 10:30:38" },
  { height:  537324 , difficulty:  758262 , date:  "2015-06-28 10:32:13" },
  { height:  537325 , difficulty:  757818 , date:  "2015-06-28 10:33:33" },
  { height:  537326 , difficulty:  758088 , date:  "2015-06-28 10:33:47" },
  { height:  537327 , difficulty:  757291 , date:  "2015-06-28 10:34:34" },
  { height:  537328 , difficulty:  758039 , date:  "2015-06-28 10:35:47" },
  { height:  537329 , difficulty:  757436 , date:  "2015-06-28 10:37:40" },
  { height:  537330 , difficulty:  757664 , date:  "2015-06-28 10:38:35" },
  { height:  537331 , difficulty:  757720 , date:  "2015-06-28 10:38:57" },
  { height:  537332 , difficulty:  754939 , date:  "2015-06-28 10:42:20" },
  { height:  537333 , difficulty:  754270 , date:  "2015-06-28 10:42:31" },
  { height:  537334 , difficulty:  756695 , date:  "2015-06-28 10:43:11" },
  { height:  537335 , difficulty:  758373 , date:  "2015-06-28 10:45:48" },
  { height:  537336 , difficulty:  757289 , date:  "2015-06-28 10:46:30" },
  { height:  537337 , difficulty:  758564 , date:  "2015-06-28 10:48:03" },
  { height:  537338 , difficulty:  758691 , date:  "2015-06-28 10:48:14" },
  { height:  537339 , difficulty:  754438 , date:  "2015-06-28 10:48:58" },
  { height:  537340 , difficulty:  745811 , date:  "2015-06-28 10:52:34" },
  { height:  537341 , difficulty:  744940 , date:  "2015-06-28 10:55:02" },
  { height:  537342 , difficulty:  745056 , date:  "2015-06-28 10:55:16" },
  { height:  537343 , difficulty:  746537 , date:  "2015-06-28 10:56:41" },
  { height:  537344 , difficulty:  747597 , date:  "2015-06-28 10:56:59" },
  { height:  537345 , difficulty:  747886 , date:  "2015-06-28 10:57:12" },
  { height:  537346 , difficulty:  747437 , date:  "2015-06-28 10:58:36" },
  { height:  537347 , difficulty:  742668 , date:  "2015-06-28 10:58:58" },
  { height:  537348 , difficulty:  742824 , date:  "2015-06-28 11:01:04" },
  { height:  537349 , difficulty:  742864 , date:  "2015-06-28 11:01:35" },
  { height:  537350 , difficulty:  740995 , date:  "2015-06-28 11:01:55" },
  { height:  537351 , difficulty:  740909 , date:  "2015-06-28 11:03:35" },
  { height:  537352 , difficulty:  740320 , date:  "2015-06-28 11:03:43" },
  { height:  537353 , difficulty:  741033 , date:  "2015-06-28 11:05:15" },
  { height:  537354 , difficulty:  740587 , date:  "2015-06-28 11:07:23" },
  { height:  537355 , difficulty:  741984 , date:  "2015-06-28 11:07:41" },
  { height:  537356 , difficulty:  741605 , date:  "2015-06-28 11:08:19" },
  { height:  537357 , difficulty:  744429 , date:  "2015-06-28 11:08:34" },
  { height:  537358 , difficulty:  744218 , date:  "2015-06-28 11:08:45" },
  { height:  537359 , difficulty:  744043 , date:  "2015-06-28 11:09:16" },
  { height:  537360 , difficulty:  740852 , date:  "2015-06-28 11:09:59" },
  { height:  537361 , difficulty:  741149 , date:  "2015-06-28 11:12:16" },
  { height:  537362 , difficulty:  740607 , date:  "2015-06-28 11:13:29" },
  { height:  537363 , difficulty:  739866 , date:  "2015-06-28 11:13:39" },
  { height:  537364 , difficulty:  739476 , date:  "2015-06-28 11:14:27" },
  { height:  537365 , difficulty:  739503 , date:  "2015-06-28 11:15:03" },
  { height:  537366 , difficulty:  740143 , date:  "2015-06-28 11:18:34" },
  { height:  537367 , difficulty:  743008 , date:  "2015-06-28 11:19:22" },
  { height:  537368 , difficulty:  741307 , date:  "2015-06-28 11:19:46" },
  { height:  537369 , difficulty:  740514 , date:  "2015-06-28 11:20:36" },
  { height:  537370 , difficulty:  741701 , date:  "2015-06-28 11:22:09" },
  { height:  537371 , difficulty:  742332 , date:  "2015-06-28 11:22:45" },
  { height:  537372 , difficulty:  739580 , date:  "2015-06-28 11:23:25" },
  { height:  537373 , difficulty:  738135 , date:  "2015-06-28 11:23:31" },
  { height:  537374 , difficulty:  738478 , date:  "2015-06-28 11:25:33" },
  { height:  537375 , difficulty:  743059 , date:  "2015-06-28 11:26:09" },
  { height:  537376 , difficulty:  743787 , date:  "2015-06-28 11:27:42" },
  { height:  537377 , difficulty:  741318 , date:  "2015-06-28 11:30:11" },
  { height:  537378 , difficulty:  738563 , date:  "2015-06-28 11:30:41" },
  { height:  537379 , difficulty:  736358 , date:  "2015-06-28 11:31:23" },
  { height:  537380 , difficulty:  735488 , date:  "2015-06-28 11:32:37" },
  { height:  537381 , difficulty:  731081 , date:  "2015-06-28 11:32:48" },
  { height:  537382 , difficulty:  731825 , date:  "2015-06-28 11:33:31" },
  { height:  537383 , difficulty:  731748 , date:  "2015-06-28 11:33:36" },
  { height:  537384 , difficulty:  731452 , date:  "2015-06-28 11:34:02" },
  { height:  537385 , difficulty:  731736 , date:  "2015-06-28 11:34:52" },
  { height:  537386 , difficulty:  732410 , date:  "2015-06-28 11:37:37" },
  { height:  537387 , difficulty:  733002 , date:  "2015-06-28 11:37:56" },
  { height:  537388 , difficulty:  732516 , date:  "2015-06-28 11:39:11" },
  { height:  537389 , difficulty:  733495 , date:  "2015-06-28 11:39:22" },
  { height:  537390 , difficulty:  736187 , date:  "2015-06-28 11:40:23" },
  { height:  537391 , difficulty:  736507 , date:  "2015-06-28 11:40:36" },
  { height:  537392 , difficulty:  737577 , date:  "2015-06-28 11:40:40" },
  { height:  537393 , difficulty:  736820 , date:  "2015-06-28 11:40:46" },
  { height:  537394 , difficulty:  737666 , date:  "2015-06-28 11:40:54" },
  { height:  537395 , difficulty:  739986 , date:  "2015-06-28 11:41:59" },
  { height:  537396 , difficulty:  738527 , date:  "2015-06-28 11:43:08" },
  { height:  537397 , difficulty:  738937 , date:  "2015-06-28 11:43:24" },
  { height:  537398 , difficulty:  738873 , date:  "2015-06-28 11:43:59" },
  { height:  537399 , difficulty:  737262 , date:  "2015-06-28 11:46:09" },
  { height:  537400 , difficulty:  735560 , date:  "2015-06-28 11:50:51" },
  { height:  537401 , difficulty:  735671 , date:  "2015-06-28 11:51:38" },
  { height:  537402 , difficulty:  735801 , date:  "2015-06-28 11:53:01" },
  { height:  537403 , difficulty:  734965 , date:  "2015-06-28 11:53:58" },
  { height:  537404 , difficulty:  734781 , date:  "2015-06-28 11:54:09" },
  { height:  537405 , difficulty:  732716 , date:  "2015-06-28 11:54:19" },
  { height:  537406 , difficulty:  733916 , date:  "2015-06-28 11:54:32" },
  { height:  537407 , difficulty:  737518 , date:  "2015-06-28 11:56:33" },
  { height:  537408 , difficulty:  736007 , date:  "2015-06-28 11:56:45" },
  { height:  537409 , difficulty:  736352 , date:  "2015-06-28 11:57:21" },
  { height:  537410 , difficulty:  736269 , date:  "2015-06-28 11:57:45" },
  { height:  537411 , difficulty:  733748 , date:  "2015-06-28 11:58:41" },
  { height:  537412 , difficulty:  735745 , date:  "2015-06-28 11:58:46" },
  { height:  537413 , difficulty:  735622 , date:  "2015-06-28 11:58:51" },
  { height:  537414 , difficulty:  739141 , date:  "2015-06-28 12:00:44" },
  { height:  537415 , difficulty:  738358 , date:  "2015-06-28 12:02:21" },
  { height:  537416 , difficulty:  734388 , date:  "2015-06-28 12:02:35" },
  { height:  537417 , difficulty:  733676 , date:  "2015-06-28 12:03:44" },
  { height:  537418 , difficulty:  733883 , date:  "2015-06-28 12:04:35" },
  { height:  537419 , difficulty:  733428 , date:  "2015-06-28 12:05:39" },
  { height:  537420 , difficulty:  735982 , date:  "2015-06-28 12:08:05" },
  { height:  537421 , difficulty:  736495 , date:  "2015-06-28 12:09:52" },
  { height:  537422 , difficulty:  735253 , date:  "2015-06-28 12:11:24" },
  { height:  537423 , difficulty:  735126 , date:  "2015-06-28 12:13:21" },
  { height:  537424 , difficulty:  732843 , date:  "2015-06-28 12:14:24" },
  { height:  537425 , difficulty:  732971 , date:  "2015-06-28 12:14:27" },
  { height:  537426 , difficulty:  732895 , date:  "2015-06-28 12:15:49" },
  { height:  537427 , difficulty:  731467 , date:  "2015-06-28 12:16:02" },
  { height:  537428 , difficulty:  731852 , date:  "2015-06-28 12:17:52" },
  { height:  537429 , difficulty:  730156 , date:  "2015-06-28 12:18:42" },
  { height:  537430 , difficulty:  728794 , date:  "2015-06-28 12:18:56" },
  { height:  537431 , difficulty:  728943 , date:  "2015-06-28 12:23:21" },
  { height:  537432 , difficulty:  728899 , date:  "2015-06-28 12:23:33" },
  { height:  537433 , difficulty:  732010 , date:  "2015-06-28 12:23:33" },
  { height:  537434 , difficulty:  732713 , date:  "2015-06-28 12:27:28" },
  { height:  537435 , difficulty:  733260 , date:  "2015-06-28 12:27:51" },
  { height:  537436 , difficulty:  733389 , date:  "2015-06-28 12:30:10" },
  { height:  537437 , difficulty:  730725 , date:  "2015-06-28 12:30:43" },
  { height:  537438 , difficulty:  729339 , date:  "2015-06-28 12:30:57" },
  { height:  537439 , difficulty:  731157 , date:  "2015-06-28 12:35:09" },
  { height:  537440 , difficulty:  730252 , date:  "2015-06-28 12:36:53" },
  { height:  537441 , difficulty:  730904 , date:  "2015-06-28 12:38:00" },
  { height:  537442 , difficulty:  728219 , date:  "2015-06-28 12:38:18" },
  { height:  537443 , difficulty:  727465 , date:  "2015-06-28 12:39:18" },
  { height:  537444 , difficulty:  729027 , date:  "2015-06-28 12:40:27" },
  { height:  537445 , difficulty:  730431 , date:  "2015-06-28 12:43:03" },
  { height:  537446 , difficulty:  729394 , date:  "2015-06-28 12:43:15" },
  { height:  537447 , difficulty:  728828 , date:  "2015-06-28 12:43:38" },
  { height:  537448 , difficulty:  729826 , date:  "2015-06-28 12:44:36" },
  { height:  537449 , difficulty:  730159 , date:  "2015-06-28 12:45:27" },
  { height:  537450 , difficulty:  728110 , date:  "2015-06-28 12:45:49" },
  { height:  537451 , difficulty:  729386 , date:  "2015-06-28 12:46:21" },
  { height:  537452 , difficulty:  731194 , date:  "2015-06-28 12:46:29" },
  { height:  537453 , difficulty:  728370 , date:  "2015-06-28 12:46:48" },
  { height:  537454 , difficulty:  729114 , date:  "2015-06-28 12:49:27" },
  { height:  537455 , difficulty:  731647 , date:  "2015-06-28 12:49:48" },
  { height:  537456 , difficulty:  730228 , date:  "2015-06-28 12:50:24" },
  { height:  537457 , difficulty:  733756 , date:  "2015-06-28 12:51:14" },
  { height:  537458 , difficulty:  732946 , date:  "2015-06-28 12:51:34" },
  { height:  537459 , difficulty:  733216 , date:  "2015-06-28 12:52:02" },
  { height:  537460 , difficulty:  732777 , date:  "2015-06-28 12:52:51" },
  { height:  537461 , difficulty:  732183 , date:  "2015-06-28 12:54:32" },
  { height:  537462 , difficulty:  728979 , date:  "2015-06-28 12:55:38" },
  { height:  537463 , difficulty:  729861 , date:  "2015-06-28 12:56:33" },
  { height:  537464 , difficulty:  728995 , date:  "2015-06-28 12:58:09" },
  { height:  537465 , difficulty:  728889 , date:  "2015-06-28 12:59:04" },
  { height:  537466 , difficulty:  732164 , date:  "2015-06-28 12:59:08" },
  { height:  537467 , difficulty:  732167 , date:  "2015-06-28 12:59:25" },
  { height:  537468 , difficulty:  733233 , date:  "2015-06-28 13:01:52" },
  { height:  537469 , difficulty:  734316 , date:  "2015-06-28 13:02:43" },
  { height:  537470 , difficulty:  736514 , date:  "2015-06-28 13:03:51" },
  { height:  537471 , difficulty:  739810 , date:  "2015-06-28 13:04:46" },
  { height:  537472 , difficulty:  739019 , date:  "2015-06-28 13:05:05" },
  { height:  537473 , difficulty:  738812 , date:  "2015-06-28 13:05:15" },
  { height:  537474 , difficulty:  743379 , date:  "2015-06-28 13:06:43" },
  { height:  537475 , difficulty:  740775 , date:  "2015-06-28 13:08:55" },
  { height:  537476 , difficulty:  735805 , date:  "2015-06-28 13:09:12" },
  { height:  537477 , difficulty:  735203 , date:  "2015-06-28 13:10:01" },
  { height:  537478 , difficulty:  735841 , date:  "2015-06-28 13:11:30" },
  { height:  537479 , difficulty:  735311 , date:  "2015-06-28 13:11:52" },
  { height:  537480 , difficulty:  736286 , date:  "2015-06-28 13:12:06" },
  { height:  537481 , difficulty:  736364 , date:  "2015-06-28 13:13:23" },
  { height:  537482 , difficulty:  737021 , date:  "2015-06-28 13:14:00" },
  { height:  537483 , difficulty:  735346 , date:  "2015-06-28 13:14:01" },
  { height:  537484 , difficulty:  738469 , date:  "2015-06-28 13:14:38" },
  { height:  537485 , difficulty:  739014 , date:  "2015-06-28 13:18:23" },
  { height:  537486 , difficulty:  739001 , date:  "2015-06-28 13:19:06" },
  { height:  537487 , difficulty:  738307 , date:  "2015-06-28 13:19:50" },
  { height:  537488 , difficulty:  738338 , date:  "2015-06-28 13:20:10" },
  { height:  537489 , difficulty:  739146 , date:  "2015-06-28 13:21:28" },
  { height:  537490 , difficulty:  738049 , date:  "2015-06-28 13:21:44" },
  { height:  537491 , difficulty:  736121 , date:  "2015-06-28 13:23:06" },
  { height:  537492 , difficulty:  738859 , date:  "2015-06-28 13:25:10" },
  { height:  537493 , difficulty:  738035 , date:  "2015-06-28 13:29:06" },
  { height:  537494 , difficulty:  737949 , date:  "2015-06-28 13:30:39" },
  { height:  537495 , difficulty:  736829 , date:  "2015-06-28 13:30:47" },
  { height:  537496 , difficulty:  735186 , date:  "2015-06-28 13:31:46" },
  { height:  537497 , difficulty:  733464 , date:  "2015-06-28 13:33:15" },
  { height:  537498 , difficulty:  732985 , date:  "2015-06-28 13:33:35" },
  { height:  537499 , difficulty:  731252 , date:  "2015-06-28 13:34:55" },
  { height:  537500 , difficulty:  731394 , date:  "2015-06-28 13:35:00" },
  { height:  537501 , difficulty:  733540 , date:  "2015-06-28 13:35:25" },
  { height:  537502 , difficulty:  732602 , date:  "2015-06-28 13:35:31" },
  { height:  537503 , difficulty:  732467 , date:  "2015-06-28 13:37:05" },
  { height:  537504 , difficulty:  731782 , date:  "2015-06-28 13:38:45" },
  { height:  537505 , difficulty:  731621 , date:  "2015-06-28 13:39:18" },
  { height:  537506 , difficulty:  736566 , date:  "2015-06-28 13:39:20" },
  { height:  537507 , difficulty:  731858 , date:  "2015-06-28 13:41:10" },
  { height:  537508 , difficulty:  734090 , date:  "2015-06-28 13:41:42" },
  { height:  537509 , difficulty:  734783 , date:  "2015-06-28 13:45:31" },
  { height:  537510 , difficulty:  731323 , date:  "2015-06-28 13:46:19" },
  { height:  537511 , difficulty:  732031 , date:  "2015-06-28 13:49:55" },
  { height:  537512 , difficulty:  729549 , date:  "2015-06-28 13:49:58" },
  { height:  537513 , difficulty:  730054 , date:  "2015-06-28 13:51:57" },
  { height:  537514 , difficulty:  729808 , date:  "2015-06-28 13:52:09" },
  { height:  537515 , difficulty:  724892 , date:  "2015-06-28 13:52:39" },
  { height:  537516 , difficulty:  723880 , date:  "2015-06-28 13:54:03" },
  { height:  537517 , difficulty:  722737 , date:  "2015-06-28 13:54:35" },
  { height:  537518 , difficulty:  725489 , date:  "2015-06-28 13:54:37" },
  { height:  537519 , difficulty:  724645 , date:  "2015-06-28 13:54:49" },
  { height:  537520 , difficulty:  725907 , date:  "2015-06-28 13:54:54" },
  { height:  537521 , difficulty:  723602 , date:  "2015-06-28 13:55:28" },
  { height:  537522 , difficulty:  723339 , date:  "2015-06-28 13:56:23" },
  { height:  537523 , difficulty:  723439 , date:  "2015-06-28 13:56:30" },
  { height:  537524 , difficulty:  722431 , date:  "2015-06-28 14:00:11" },
  { height:  537525 , difficulty:  722992 , date:  "2015-06-28 14:00:11" },
  { height:  537526 , difficulty:  723283 , date:  "2015-06-28 14:03:19" },
  { height:  537527 , difficulty:  723464 , date:  "2015-06-28 14:03:43" },
  { height:  537528 , difficulty:  723577 , date:  "2015-06-28 14:05:28" },
  { height:  537529 , difficulty:  723666 , date:  "2015-06-28 14:06:19" },
  { height:  537530 , difficulty:  720999 , date:  "2015-06-28 14:07:31" },
  { height:  537531 , difficulty:  720698 , date:  "2015-06-28 14:08:28" },
  { height:  537532 , difficulty:  720146 , date:  "2015-06-28 14:10:09" },
  { height:  537533 , difficulty:  721470 , date:  "2015-06-28 14:10:12" },
  { height:  537534 , difficulty:  721476 , date:  "2015-06-28 14:10:50" },
  { height:  537535 , difficulty:  722074 , date:  "2015-06-28 14:11:42" },
  { height:  537536 , difficulty:  721179 , date:  "2015-06-28 14:15:19" },
  { height:  537537 , difficulty:  721597 , date:  "2015-06-28 14:15:44" },
  { height:  537538 , difficulty:  721091 , date:  "2015-06-28 14:15:49" },
  { height:  537539 , difficulty:  721294 , date:  "2015-06-28 14:16:15" },
  { height:  537540 , difficulty:  720143 , date:  "2015-06-28 14:16:41" },
  { height:  537541 , difficulty:  721757 , date:  "2015-06-28 14:17:21" },
  { height:  537542 , difficulty:  722775 , date:  "2015-06-28 14:18:04" },
  { height:  537543 , difficulty:  723313 , date:  "2015-06-28 14:20:27" },
  { height:  537544 , difficulty:  720692 , date:  "2015-06-28 14:20:41" },
  { height:  537545 , difficulty:  719858 , date:  "2015-06-28 14:21:27" },
  { height:  537546 , difficulty:  722946 , date:  "2015-06-28 14:21:35" },
  { height:  537547 , difficulty:  722328 , date:  "2015-06-28 14:22:37" },
  { height:  537548 , difficulty:  722724 , date:  "2015-06-28 14:23:42" },
  { height:  537549 , difficulty:  727781 , date:  "2015-06-28 14:24:09" },
  { height:  537550 , difficulty:  726546 , date:  "2015-06-28 14:25:22" },
  { height:  537551 , difficulty:  725985 , date:  "2015-06-28 14:25:39" },
  { height:  537552 , difficulty:  726559 , date:  "2015-06-28 14:27:45" },
  { height:  537553 , difficulty:  727503 , date:  "2015-06-28 14:34:31" },
  { height:  537554 , difficulty:  726078 , date:  "2015-06-28 14:35:08" },
  { height:  537555 , difficulty:  727565 , date:  "2015-06-28 14:35:14" },
  { height:  537556 , difficulty:  727518 , date:  "2015-06-28 14:35:27" },
  { height:  537557 , difficulty:  726884 , date:  "2015-06-28 14:35:56" },
  { height:  537558 , difficulty:  727652 , date:  "2015-06-28 14:36:51" },
  { height:  537559 , difficulty:  728284 , date:  "2015-06-28 14:37:58" },
  { height:  537560 , difficulty:  728420 , date:  "2015-06-28 14:38:00" },
  { height:  537561 , difficulty:  725448 , date:  "2015-06-28 14:38:30" },
  { height:  537562 , difficulty:  729731 , date:  "2015-06-28 14:40:05" },
  { height:  537563 , difficulty:  730297 , date:  "2015-06-28 14:40:25" },
  { height:  537564 , difficulty:  731650 , date:  "2015-06-28 14:41:25" },
  { height:  537565 , difficulty:  731097 , date:  "2015-06-28 14:42:06" },
  { height:  537566 , difficulty:  731662 , date:  "2015-06-28 14:42:42" },
  { height:  537567 , difficulty:  730257 , date:  "2015-06-28 14:43:52" },
  { height:  537568 , difficulty:  730138 , date:  "2015-06-28 14:46:46" },
  { height:  537569 , difficulty:  728959 , date:  "2015-06-28 14:47:04" },
  { height:  537570 , difficulty:  727959 , date:  "2015-06-28 14:47:39" },
  { height:  537571 , difficulty:  730182 , date:  "2015-06-28 14:51:12" },
  { height:  537572 , difficulty:  729565 , date:  "2015-06-28 14:51:26" },
  { height:  537573 , difficulty:  728983 , date:  "2015-06-28 14:51:48" },
  { height:  537574 , difficulty:  729146 , date:  "2015-06-28 14:51:53" },
  { height:  537575 , difficulty:  729182 , date:  "2015-06-28 14:52:55" },
  { height:  537576 , difficulty:  729354 , date:  "2015-06-28 14:53:51" },
  { height:  537577 , difficulty:  728939 , date:  "2015-06-28 14:55:46" },
  { height:  537578 , difficulty:  729911 , date:  "2015-06-28 14:58:15" },
  { height:  537579 , difficulty:  728513 , date:  "2015-06-28 14:58:33" },
  { height:  537580 , difficulty:  727353 , date:  "2015-06-28 14:58:42" },
  { height:  537581 , difficulty:  729219 , date:  "2015-06-28 14:59:59" },
  { height:  537582 , difficulty:  729581 , date:  "2015-06-28 15:02:19" },
  { height:  537583 , difficulty:  729446 , date:  "2015-06-28 15:05:22" },
  { height:  537584 , difficulty:  731401 , date:  "2015-06-28 15:05:27" },
  { height:  537585 , difficulty:  727492 , date:  "2015-06-28 15:08:37" },
  { height:  537586 , difficulty:  727806 , date:  "2015-06-28 15:09:36" },
  { height:  537587 , difficulty:  724546 , date:  "2015-06-28 15:11:03" },
  { height:  537588 , difficulty:  724544 , date:  "2015-06-28 15:11:38" },
  { height:  537589 , difficulty:  724484 , date:  "2015-06-28 15:14:00" },
  { height:  537590 , difficulty:  724941 , date:  "2015-06-28 15:14:15" },
  { height:  537591 , difficulty:  725487 , date:  "2015-06-28 15:15:04" },
  { height:  537592 , difficulty:  725179 , date:  "2015-06-28 15:15:42" },
  { height:  537593 , difficulty:  726343 , date:  "2015-06-28 15:16:36" },
  { height:  537594 , difficulty:  727636 , date:  "2015-06-28 15:17:50" },
  { height:  537595 , difficulty:  727715 , date:  "2015-06-28 15:18:06" },
  { height:  537596 , difficulty:  729679 , date:  "2015-06-28 15:18:27" },
  { height:  537597 , difficulty:  729564 , date:  "2015-06-28 15:19:00" },
  { height:  537598 , difficulty:  729232 , date:  "2015-06-28 15:20:11" },
  { height:  537599 , difficulty:  729332 , date:  "2015-06-28 15:22:07" },
  { height:  537600 , difficulty:  725622 , date:  "2015-06-28 15:23:41" },
  { height:  537601 , difficulty:  725799 , date:  "2015-06-28 15:24:03" },
  { height:  537602 , difficulty:  725046 , date:  "2015-06-28 15:24:51" },
  { height:  537603 , difficulty:  724622 , date:  "2015-06-28 15:25:42" },
  { height:  537604 , difficulty:  723000 , date:  "2015-06-28 15:27:52" },
  { height:  537605 , difficulty:  722461 , date:  "2015-06-28 15:29:27" },
  { height:  537606 , difficulty:  721823 , date:  "2015-06-28 15:29:38" },
  { height:  537607 , difficulty:  720686 , date:  "2015-06-28 15:29:53" },
  { height:  537608 , difficulty:  718805 , date:  "2015-06-28 15:30:40" },
  { height:  537609 , difficulty:  719223 , date:  "2015-06-28 15:32:09" },
  { height:  537610 , difficulty:  719547 , date:  "2015-06-28 15:32:28" },
  { height:  537611 , difficulty:  719395 , date:  "2015-06-28 15:33:27" },
  { height:  537612 , difficulty:  716196 , date:  "2015-06-28 15:39:24" },
  { height:  537613 , difficulty:  718325 , date:  "2015-06-28 15:39:47" },
  { height:  537614 , difficulty:  718284 , date:  "2015-06-28 15:40:36" },
  { height:  537615 , difficulty:  718530 , date:  "2015-06-28 15:41:01" },
  { height:  537616 , difficulty:  718353 , date:  "2015-06-28 15:43:29" },
  { height:  537617 , difficulty:  719921 , date:  "2015-06-28 15:44:41" },
  { height:  537618 , difficulty:  719925 , date:  "2015-06-28 15:45:14" },
  { height:  537619 , difficulty:  717278 , date:  "2015-06-28 15:45:35" },
  { height:  537620 , difficulty:  717469 , date:  "2015-06-28 15:45:40" },
  { height:  537621 , difficulty:  717256 , date:  "2015-06-28 15:46:09" },
  { height:  537622 , difficulty:  717265 , date:  "2015-06-28 15:46:17" },
  { height:  537623 , difficulty:  718855 , date:  "2015-06-28 15:49:32" },
  { height:  537624 , difficulty:  718784 , date:  "2015-06-28 15:50:12" },
  { height:  537625 , difficulty:  718557 , date:  "2015-06-28 15:51:01" },
  { height:  537626 , difficulty:  717585 , date:  "2015-06-28 15:51:31" },
  { height:  537627 , difficulty:  717756 , date:  "2015-06-28 15:51:34" },
  { height:  537628 , difficulty:  715440 , date:  "2015-06-28 15:52:37" },
  { height:  537629 , difficulty:  709044 , date:  "2015-06-28 15:55:01" },
  { height:  537630 , difficulty:  709527 , date:  "2015-06-28 15:55:06" },
  { height:  537631 , difficulty:  709809 , date:  "2015-06-28 15:55:20" },
  { height:  537632 , difficulty:  710558 , date:  "2015-06-28 15:56:07" },
  { height:  537633 , difficulty:  710009 , date:  "2015-06-28 15:56:08" },
  { height:  537634 , difficulty:  710714 , date:  "2015-06-28 15:56:17" },
  { height:  537635 , difficulty:  709853 , date:  "2015-06-28 15:57:02" },
  { height:  537636 , difficulty:  712227 , date:  "2015-06-28 15:59:30" },
  { height:  537637 , difficulty:  712036 , date:  "2015-06-28 15:59:32" },
  { height:  537638 , difficulty:  711632 , date:  "2015-06-28 15:59:39" },
  { height:  537639 , difficulty:  712392 , date:  "2015-06-28 15:59:53" },
  { height:  537640 , difficulty:  711449 , date:  "2015-06-28 16:00:26" },
  { height:  537641 , difficulty:  712038 , date:  "2015-06-28 16:01:55" },
  { height:  537642 , difficulty:  715364 , date:  "2015-06-28 16:02:10" },
  { height:  537643 , difficulty:  715652 , date:  "2015-06-28 16:02:18" },
  { height:  537644 , difficulty:  715565 , date:  "2015-06-28 16:02:30" },
  { height:  537645 , difficulty:  715690 , date:  "2015-06-28 16:02:54" },
  { height:  537646 , difficulty:  716668 , date:  "2015-06-28 16:05:20" },
  { height:  537647 , difficulty:  715197 , date:  "2015-06-28 16:06:17" },
  { height:  537648 , difficulty:  716070 , date:  "2015-06-28 16:06:57" },
  { height:  537649 , difficulty:  715919 , date:  "2015-06-28 16:07:32" },
  { height:  537650 , difficulty:  715919 , date:  "2015-06-28 16:08:49" },
  { height:  537651 , difficulty:  715239 , date:  "2015-06-28 16:09:01" },
  { height:  537652 , difficulty:  714389 , date:  "2015-06-28 16:09:11" },
  { height:  537653 , difficulty:  712308 , date:  "2015-06-28 16:09:29" },
  { height:  537654 , difficulty:  709588 , date:  "2015-06-28 16:09:58" },
  { height:  537655 , difficulty:  710967 , date:  "2015-06-28 16:11:26" },
  { height:  537656 , difficulty:  712499 , date:  "2015-06-28 16:11:41" },
  { height:  537657 , difficulty:  712966 , date:  "2015-06-28 16:11:46" },
  { height:  537658 , difficulty:  712079 , date:  "2015-06-28 16:12:37" },
  { height:  537659 , difficulty:  709008 , date:  "2015-06-28 16:12:51" },
  { height:  537660 , difficulty:  709292 , date:  "2015-06-28 16:13:05" },
  { height:  537661 , difficulty:  705930 , date:  "2015-06-28 16:13:29" },
  { height:  537662 , difficulty:  705506 , date:  "2015-06-28 16:15:11" },
  { height:  537663 , difficulty:  704111 , date:  "2015-06-28 16:16:03" },
  { height:  537664 , difficulty:  704135 , date:  "2015-06-28 16:18:51" },
  { height:  537665 , difficulty:  703628 , date:  "2015-06-28 16:19:02" },
  { height:  537666 , difficulty:  704650 , date:  "2015-06-28 16:19:14" },
  { height:  537667 , difficulty:  704606 , date:  "2015-06-28 16:20:13" },
  { height:  537668 , difficulty:  704068 , date:  "2015-06-28 16:22:24" },
  { height:  537669 , difficulty:  703240 , date:  "2015-06-28 16:22:53" },
  { height:  537670 , difficulty:  702217 , date:  "2015-06-28 16:23:03" },
  { height:  537671 , difficulty:  702072 , date:  "2015-06-28 16:24:19" },
  { height:  537672 , difficulty:  702188 , date:  "2015-06-28 16:27:46" },
  { height:  537673 , difficulty:  704086 , date:  "2015-06-28 16:28:28" },
  { height:  537674 , difficulty:  704775 , date:  "2015-06-28 16:28:40" },
  { height:  537675 , difficulty:  702758 , date:  "2015-06-28 16:29:21" },
  { height:  537676 , difficulty:  701309 , date:  "2015-06-28 16:29:36" },
  { height:  537677 , difficulty:  701086 , date:  "2015-06-28 16:32:15" },
  { height:  537678 , difficulty:  707641 , date:  "2015-06-28 16:32:21" },
  { height:  537679 , difficulty:  707449 , date:  "2015-06-28 16:34:21" },
  { height:  537680 , difficulty:  705643 , date:  "2015-06-28 16:34:33" },
  { height:  537681 , difficulty:  707842 , date:  "2015-06-28 16:35:19" },
  { height:  537682 , difficulty:  707813 , date:  "2015-06-28 16:35:44" },
  { height:  537683 , difficulty:  707834 , date:  "2015-06-28 16:39:46" },
  { height:  537684 , difficulty:  706902 , date:  "2015-06-28 16:41:46" },
  { height:  537685 , difficulty:  706493 , date:  "2015-06-28 16:42:35" },
  { height:  537686 , difficulty:  707107 , date:  "2015-06-28 16:42:37" },
  { height:  537687 , difficulty:  709043 , date:  "2015-06-28 16:43:27" },
  { height:  537688 , difficulty:  703290 , date:  "2015-06-28 16:43:50" },
  { height:  537689 , difficulty:  702848 , date:  "2015-06-28 16:45:21" },
  { height:  537690 , difficulty:  704819 , date:  "2015-06-28 16:46:07" },
  { height:  537691 , difficulty:  704872 , date:  "2015-06-28 16:46:17" },
  { height:  537692 , difficulty:  706016 , date:  "2015-06-28 16:47:00" },
  { height:  537693 , difficulty:  705759 , date:  "2015-06-28 16:48:35" },
  { height:  537694 , difficulty:  705632 , date:  "2015-06-28 16:49:56" },
  { height:  537695 , difficulty:  705500 , date:  "2015-06-28 16:50:20" },
  { height:  537696 , difficulty:  705683 , date:  "2015-06-28 16:51:59" },
  { height:  537697 , difficulty:  706590 , date:  "2015-06-28 16:52:56" },
  { height:  537698 , difficulty:  706754 , date:  "2015-06-28 16:53:34" },
  { height:  537699 , difficulty:  703685 , date:  "2015-06-28 16:53:55" },
  { height:  537700 , difficulty:  703561 , date:  "2015-06-28 16:54:04" },
  { height:  537701 , difficulty:  704027 , date:  "2015-06-28 16:54:44" },
  { height:  537702 , difficulty:  703916 , date:  "2015-06-28 16:54:40" },
  { height:  537703 , difficulty:  703807 , date:  "2015-06-28 16:54:46" },
  { height:  537704 , difficulty:  702733 , date:  "2015-06-28 16:55:58" },
  { height:  537705 , difficulty:  700666 , date:  "2015-06-28 16:56:47" },
  { height:  537706 , difficulty:  703169 , date:  "2015-06-28 16:57:21" },
  { height:  537707 , difficulty:  703067 , date:  "2015-06-28 16:58:34" },
  { height:  537708 , difficulty:  702322 , date:  "2015-06-28 16:59:10" },
  { height:  537709 , difficulty:  702256 , date:  "2015-06-28 17:00:28" },
  { height:  537710 , difficulty:  702782 , date:  "2015-06-28 17:02:08" },
  { height:  537711 , difficulty:  702808 , date:  "2015-06-28 17:03:02" },
  { height:  537712 , difficulty:  704796 , date:  "2015-06-28 17:03:21" },
  { height:  537713 , difficulty:  705215 , date:  "2015-06-28 17:03:43" },
  { height:  537714 , difficulty:  705968 , date:  "2015-06-28 17:03:53" },
  { height:  537715 , difficulty:  708905 , date:  "2015-06-28 17:04:06" },
  { height:  537716 , difficulty:  711129 , date:  "2015-06-28 17:04:44" },
  { height:  537717 , difficulty:  710157 , date:  "2015-06-28 17:04:45" },
  { height:  537718 , difficulty:  713427 , date:  "2015-06-28 17:05:23" },
  { height:  537719 , difficulty:  714322 , date:  "2015-06-28 17:06:09" },
  { height:  537720 , difficulty:  714326 , date:  "2015-06-28 17:06:33" },
  { height:  537721 , difficulty:  714063 , date:  "2015-06-28 17:06:40" },
  { height:  537722 , difficulty:  711964 , date:  "2015-06-28 17:08:11" },
  { height:  537723 , difficulty:  711896 , date:  "2015-06-28 17:08:15" },
  { height:  537724 , difficulty:  712758 , date:  "2015-06-28 17:08:35" },
  { height:  537725 , difficulty:  712408 , date:  "2015-06-28 17:09:43" },
  { height:  537726 , difficulty:  713877 , date:  "2015-06-28 17:09:46" },
  { height:  537727 , difficulty:  713999 , date:  "2015-06-28 17:11:12" },
  { height:  537728 , difficulty:  716946 , date:  "2015-06-28 17:12:20" },
  { height:  537729 , difficulty:  717176 , date:  "2015-06-28 17:12:49" },
  { height:  537730 , difficulty:  716980 , date:  "2015-06-28 17:13:24" },
  { height:  537731 , difficulty:  715312 , date:  "2015-06-28 17:13:36" },
  { height:  537732 , difficulty:  715374 , date:  "2015-06-28 17:15:46" },
  { height:  537733 , difficulty:  715341 , date:  "2015-06-28 17:16:42" },
  { height:  537734 , difficulty:  714871 , date:  "2015-06-28 17:17:41" },
  { height:  537735 , difficulty:  714835 , date:  "2015-06-28 17:17:45" },
  { height:  537736 , difficulty:  715199 , date:  "2015-06-28 17:19:34" },
  { height:  537737 , difficulty:  716612 , date:  "2015-06-28 17:20:33" },
  { height:  537738 , difficulty:  716165 , date:  "2015-06-28 17:21:54" },
  { height:  537739 , difficulty:  715525 , date:  "2015-06-28 17:22:07" },
  { height:  537740 , difficulty:  712297 , date:  "2015-06-28 17:22:56" },
  { height:  537741 , difficulty:  712253 , date:  "2015-06-28 17:24:02" },
  { height:  537742 , difficulty:  712300 , date:  "2015-06-28 17:25:04" },
  { height:  537743 , difficulty:  711493 , date:  "2015-06-28 17:26:19" },
  { height:  537744 , difficulty:  709611 , date:  "2015-06-28 17:27:55" },
  { height:  537745 , difficulty:  709251 , date:  "2015-06-28 17:28:27" },
  { height:  537746 , difficulty:  710794 , date:  "2015-06-28 17:29:23" },
  { height:  537747 , difficulty:  709374 , date:  "2015-06-28 17:29:51" },
  { height:  537748 , difficulty:  705922 , date:  "2015-06-28 17:31:05" },
  { height:  537749 , difficulty:  708693 , date:  "2015-06-28 17:31:18" },
  { height:  537750 , difficulty:  710016 , date:  "2015-06-28 17:31:42" },
  { height:  537751 , difficulty:  711207 , date:  "2015-06-28 17:32:03" },
  { height:  537752 , difficulty:  710883 , date:  "2015-06-28 17:32:18" },
  { height:  537753 , difficulty:  708297 , date:  "2015-06-28 17:34:08" },
  { height:  537754 , difficulty:  708279 , date:  "2015-06-28 17:36:05" },
  { height:  537755 , difficulty:  711905 , date:  "2015-06-28 17:36:38" },
  { height:  537756 , difficulty:  711657 , date:  "2015-06-28 17:38:01" },
  { height:  537757 , difficulty:  712103 , date:  "2015-06-28 17:38:51" },
  { height:  537758 , difficulty:  714380 , date:  "2015-06-28 17:39:25" },
  { height:  537759 , difficulty:  710982 , date:  "2015-06-28 17:39:55" },
  { height:  537760 , difficulty:  709930 , date:  "2015-06-28 17:40:19" },
  { height:  537761 , difficulty:  709861 , date:  "2015-06-28 17:41:51" },
  { height:  537762 , difficulty:  711591 , date:  "2015-06-28 17:42:04" },
  { height:  537763 , difficulty:  711114 , date:  "2015-06-28 17:42:25" },
  { height:  537764 , difficulty:  711443 , date:  "2015-06-28 17:43:38" },
  { height:  537765 , difficulty:  709708 , date:  "2015-06-28 17:44:00" },
  { height:  537766 , difficulty:  709892 , date:  "2015-06-28 17:44:10" },
  { height:  537767 , difficulty:  709921 , date:  "2015-06-28 17:45:03" },
  { height:  537768 , difficulty:  709807 , date:  "2015-06-28 17:45:29" },
  { height:  537769 , difficulty:  707993 , date:  "2015-06-28 17:47:41" },
  { height:  537770 , difficulty:  708027 , date:  "2015-06-28 17:47:50" },
  { height:  537771 , difficulty:  708192 , date:  "2015-06-28 17:49:21" },
  { height:  537772 , difficulty:  709506 , date:  "2015-06-28 17:49:58" },
  { height:  537773 , difficulty:  708841 , date:  "2015-06-28 17:50:18" },
  { height:  537774 , difficulty:  708415 , date:  "2015-06-28 17:50:28" },
  { height:  537775 , difficulty:  708720 , date:  "2015-06-28 17:50:39" },
  { height:  537776 , difficulty:  709364 , date:  "2015-06-28 17:51:13" },
  { height:  537777 , difficulty:  708689 , date:  "2015-06-28 17:51:45" },
  { height:  537778 , difficulty:  708767 , date:  "2015-06-28 17:53:18" },
  { height:  537779 , difficulty:  710377 , date:  "2015-06-28 17:54:58" },
  { height:  537780 , difficulty:  709619 , date:  "2015-06-28 17:55:03" },
  { height:  537781 , difficulty:  709144 , date:  "2015-06-28 17:55:24" },
  { height:  537782 , difficulty:  709130 , date:  "2015-06-28 17:55:44" },
  { height:  537783 , difficulty:  708906 , date:  "2015-06-28 17:56:12" },
  { height:  537784 , difficulty:  709871 , date:  "2015-06-28 17:58:05" },
  { height:  537785 , difficulty:  709129 , date:  "2015-06-28 17:58:58" },
  { height:  537786 , difficulty:  709160 , date:  "2015-06-28 17:59:13" },
  { height:  537787 , difficulty:  710100 , date:  "2015-06-28 17:59:19" },
  { height:  537788 , difficulty:  709763 , date:  "2015-06-28 18:00:20" },
  { height:  537789 , difficulty:  711018 , date:  "2015-06-28 18:00:55" },
  { height:  537790 , difficulty:  712965 , date:  "2015-06-28 18:01:23" },
  { height:  537791 , difficulty:  712901 , date:  "2015-06-28 18:02:29" },
  { height:  537792 , difficulty:  712467 , date:  "2015-06-28 18:02:39" },
  { height:  537793 , difficulty:  712590 , date:  "2015-06-28 18:03:33" },
  { height:  537794 , difficulty:  712381 , date:  "2015-06-28 18:04:40" },
  { height:  537795 , difficulty:  716314 , date:  "2015-06-28 18:04:46" },
  { height:  537796 , difficulty:  717661 , date:  "2015-06-28 18:04:51" },
  { height:  537797 , difficulty:  720154 , date:  "2015-06-28 18:06:20" },
  { height:  537798 , difficulty:  718356 , date:  "2015-06-28 18:06:27" },
  { height:  537799 , difficulty:  721274 , date:  "2015-06-28 18:06:59" },
  { height:  537800 , difficulty:  721622 , date:  "2015-06-28 18:07:34" },
  { height:  537801 , difficulty:  720581 , date:  "2015-06-28 18:08:14" },
  { height:  537802 , difficulty:  720601 , date:  "2015-06-28 18:08:41" },
  { height:  537803 , difficulty:  718924 , date:  "2015-06-28 18:12:15" },
  { height:  537804 , difficulty:  718544 , date:  "2015-06-28 18:12:32" },
  { height:  537805 , difficulty:  718068 , date:  "2015-06-28 18:13:29" },
  { height:  537806 , difficulty:  718253 , date:  "2015-06-28 18:14:06" },
  { height:  537807 , difficulty:  718511 , date:  "2015-06-28 18:15:32" },
  { height:  537808 , difficulty:  716497 , date:  "2015-06-28 18:15:52" },
  { height:  537809 , difficulty:  716440 , date:  "2015-06-28 18:17:36" },
  { height:  537810 , difficulty:  716169 , date:  "2015-06-28 18:18:25" },
  { height:  537811 , difficulty:  716497 , date:  "2015-06-28 18:18:38" },
  { height:  537812 , difficulty:  714896 , date:  "2015-06-28 18:19:12" },
  { height:  537813 , difficulty:  713940 , date:  "2015-06-28 18:19:55" },
  { height:  537814 , difficulty:  712605 , date:  "2015-06-28 18:20:12" },
  { height:  537815 , difficulty:  717353 , date:  "2015-06-28 18:22:00" },
  { height:  537816 , difficulty:  720589 , date:  "2015-06-28 18:22:33" },
  { height:  537817 , difficulty:  720256 , date:  "2015-06-28 18:22:57" },
  { height:  537818 , difficulty:  720042 , date:  "2015-06-28 18:25:03" },
  { height:  537819 , difficulty:  719162 , date:  "2015-06-28 18:26:50" },
  { height:  537820 , difficulty:  717797 , date:  "2015-06-28 18:26:56" },
  { height:  537821 , difficulty:  718473 , date:  "2015-06-28 18:27:59" },
  { height:  537822 , difficulty:  717597 , date:  "2015-06-28 18:28:23" },
  { height:  537823 , difficulty:  717225 , date:  "2015-06-28 18:29:15" },
  { height:  537824 , difficulty:  715972 , date:  "2015-06-28 18:29:39" },
  { height:  537825 , difficulty:  720763 , date:  "2015-06-28 18:29:41" },
  { height:  537826 , difficulty:  720667 , date:  "2015-06-28 18:29:48" },
  { height:  537827 , difficulty:  724161 , date:  "2015-06-28 18:31:13" },
  { height:  537828 , difficulty:  725753 , date:  "2015-06-28 18:31:44" },
  { height:  537829 , difficulty:  723574 , date:  "2015-06-28 18:31:57" },
  { height:  537830 , difficulty:  722510 , date:  "2015-06-28 18:32:01" },
  { height:  537831 , difficulty:  721959 , date:  "2015-06-28 18:32:30" },
  { height:  537832 , difficulty:  724251 , date:  "2015-06-28 18:34:50" },
  { height:  537833 , difficulty:  725117 , date:  "2015-06-28 18:35:05" },
  { height:  537834 , difficulty:  725218 , date:  "2015-06-28 18:39:33" },
  { height:  537835 , difficulty:  727790 , date:  "2015-06-28 18:39:37" },
  { height:  537836 , difficulty:  728149 , date:  "2015-06-28 18:39:47" },
  { height:  537837 , difficulty:  726406 , date:  "2015-06-28 18:39:48" },
  { height:  537838 , difficulty:  727188 , date:  "2015-06-28 18:41:25" },
  { height:  537839 , difficulty:  727148 , date:  "2015-06-28 18:41:27" },
  { height:  537840 , difficulty:  726569 , date:  "2015-06-28 18:41:40" },
  { height:  537841 , difficulty:  727768 , date:  "2015-06-28 18:42:15" },
  { height:  537842 , difficulty:  728125 , date:  "2015-06-28 18:42:55" },
  { height:  537843 , difficulty:  727216 , date:  "2015-06-28 18:44:21" },
  { height:  537844 , difficulty:  729336 , date:  "2015-06-28 18:44:41" },
  { height:  537845 , difficulty:  727035 , date:  "2015-06-28 18:46:27" },
  { height:  537846 , difficulty:  726965 , date:  "2015-06-28 18:46:30" },
  { height:  537847 , difficulty:  726175 , date:  "2015-06-28 18:48:34" },
  { height:  537848 , difficulty:  725965 , date:  "2015-06-28 18:50:09" },
  { height:  537849 , difficulty:  725553 , date:  "2015-06-28 18:50:12" },
  { height:  537850 , difficulty:  726118 , date:  "2015-06-28 18:50:14" },
  { height:  537851 , difficulty:  726205 , date:  "2015-06-28 18:50:52" },
  { height:  537852 , difficulty:  726673 , date:  "2015-06-28 18:51:12" },
  { height:  537853 , difficulty:  728540 , date:  "2015-06-28 18:52:09" },
  { height:  537854 , difficulty:  727857 , date:  "2015-06-28 18:52:36" },
  { height:  537855 , difficulty:  727319 , date:  "2015-06-28 18:52:45" },
  { height:  537856 , difficulty:  737681 , date:  "2015-06-28 18:53:11" },
  { height:  537857 , difficulty:  738739 , date:  "2015-06-28 18:54:08" },
  { height:  537858 , difficulty:  743411 , date:  "2015-06-28 18:57:36" },
  { height:  537859 , difficulty:  746598 , date:  "2015-06-28 18:58:09" },
  { height:  537860 , difficulty:  744857 , date:  "2015-06-28 18:58:13" },
  { height:  537861 , difficulty:  744048 , date:  "2015-06-28 19:00:27" },
  { height:  537862 , difficulty:  745789 , date:  "2015-06-28 19:01:38" },
  { height:  537863 , difficulty:  746696 , date:  "2015-06-28 19:01:41" },
  { height:  537864 , difficulty:  745782 , date:  "2015-06-28 19:03:28" },
  { height:  537865 , difficulty:  746035 , date:  "2015-06-28 19:04:04" },
  { height:  537866 , difficulty:  746846 , date:  "2015-06-28 19:04:09" },
  { height:  537867 , difficulty:  745983 , date:  "2015-06-28 19:06:17" },
  { height:  537868 , difficulty:  745815 , date:  "2015-06-28 19:06:34" },
  { height:  537869 , difficulty:  745727 , date:  "2015-06-28 19:07:22" },
  { height:  537870 , difficulty:  744560 , date:  "2015-06-28 19:09:14" },
  { height:  537871 , difficulty:  746619 , date:  "2015-06-28 19:09:59" },
  { height:  537872 , difficulty:  748035 , date:  "2015-06-28 19:11:19" },
  { height:  537873 , difficulty:  746297 , date:  "2015-06-28 19:11:38" },
  { height:  537874 , difficulty:  746719 , date:  "2015-06-28 19:12:20" },
  { height:  537875 , difficulty:  746510 , date:  "2015-06-28 19:13:03" },
  { height:  537876 , difficulty:  746855 , date:  "2015-06-28 19:14:41" },
  { height:  537877 , difficulty:  746963 , date:  "2015-06-28 19:15:33" },
  { height:  537878 , difficulty:  746920 , date:  "2015-06-28 19:17:02" },
  { height:  537879 , difficulty:  742625 , date:  "2015-06-28 19:17:14" },
  { height:  537880 , difficulty:  743410 , date:  "2015-06-28 19:18:59" },
  { height:  537881 , difficulty:  742723 , date:  "2015-06-28 19:19:11" },
  { height:  537882 , difficulty:  745110 , date:  "2015-06-28 19:20:00" },
  { height:  537883 , difficulty:  744295 , date:  "2015-06-28 19:20:05" },
  { height:  537884 , difficulty:  747861 , date:  "2015-06-28 19:21:47" },
  { height:  537885 , difficulty:  745979 , date:  "2015-06-28 19:21:50" },
  { height:  537886 , difficulty:  745564 , date:  "2015-06-28 19:22:19" },
  { height:  537887 , difficulty:  749446 , date:  "2015-06-28 19:22:25" },
  { height:  537888 , difficulty:  749365 , date:  "2015-06-28 19:23:00" },
  { height:  537889 , difficulty:  748555 , date:  "2015-06-28 19:23:16" },
  { height:  537890 , difficulty:  748426 , date:  "2015-06-28 19:23:47" },
  { height:  537891 , difficulty:  749981 , date:  "2015-06-28 19:25:50" },
  { height:  537892 , difficulty:  749215 , date:  "2015-06-28 19:26:22" },
  { height:  537893 , difficulty:  748878 , date:  "2015-06-28 19:26:44" },
  { height:  537894 , difficulty:  748154 , date:  "2015-06-28 19:26:52" },
  { height:  537895 , difficulty:  746515 , date:  "2015-06-28 19:27:00" },
  { height:  537896 , difficulty:  747108 , date:  "2015-06-28 19:30:07" },
  { height:  537897 , difficulty:  746001 , date:  "2015-06-28 19:30:16" },
  { height:  537898 , difficulty:  748145 , date:  "2015-06-28 19:31:15" },
  { height:  537899 , difficulty:  747925 , date:  "2015-06-28 19:32:05" },
  { height:  537900 , difficulty:  748233 , date:  "2015-06-28 19:34:49" },
  { height:  537901 , difficulty:  750659 , date:  "2015-06-28 19:35:28" },
  { height:  537902 , difficulty:  751414 , date:  "2015-06-28 19:35:37" },
  { height:  537903 , difficulty:  751276 , date:  "2015-06-28 19:36:37" },
  { height:  537904 , difficulty:  750994 , date:  "2015-06-28 19:36:46" },
  { height:  537905 , difficulty:  751181 , date:  "2015-06-28 19:39:31" },
  { height:  537906 , difficulty:  752532 , date:  "2015-06-28 19:39:36" },
  { height:  537907 , difficulty:  753040 , date:  "2015-06-28 19:40:14" },
  { height:  537908 , difficulty:  750601 , date:  "2015-06-28 19:41:46" },
  { height:  537909 , difficulty:  750838 , date:  "2015-06-28 19:42:32" },
  { height:  537910 , difficulty:  748754 , date:  "2015-06-28 19:43:19" },
  { height:  537911 , difficulty:  751426 , date:  "2015-06-28 19:43:21" },
  { height:  537912 , difficulty:  751521 , date:  "2015-06-28 19:44:33" },
  { height:  537913 , difficulty:  753627 , date:  "2015-06-28 19:44:45" },
  { height:  537914 , difficulty:  752507 , date:  "2015-06-28 19:45:21" },
  { height:  537915 , difficulty:  752597 , date:  "2015-06-28 19:45:23" },
  { height:  537916 , difficulty:  756909 , date:  "2015-06-28 19:45:43" },
  { height:  537917 , difficulty:  756893 , date:  "2015-06-28 19:45:51" },
  { height:  537918 , difficulty:  756025 , date:  "2015-06-28 19:46:25" },
  { height:  537919 , difficulty:  754483 , date:  "2015-06-28 19:46:27" },
  { height:  537920 , difficulty:  754057 , date:  "2015-06-28 19:46:34" },
  { height:  537921 , difficulty:  753191 , date:  "2015-06-28 19:46:39" },
  { height:  537922 , difficulty:  754649 , date:  "2015-06-28 19:47:10" },
  { height:  537923 , difficulty:  751895 , date:  "2015-06-28 19:47:34" },
  { height:  537924 , difficulty:  750709 , date:  "2015-06-28 19:50:48" },
  { height:  537925 , difficulty:  751073 , date:  "2015-06-28 19:50:54" },
  { height:  537926 , difficulty:  752044 , date:  "2015-06-28 19:51:40" },
  { height:  537927 , difficulty:  751655 , date:  "2015-06-28 19:51:59" },
  { height:  537928 , difficulty:  752779 , date:  "2015-06-28 19:52:14" },
  { height:  537929 , difficulty:  751595 , date:  "2015-06-28 19:52:37" },
  { height:  537930 , difficulty:  751860 , date:  "2015-06-28 19:52:49" },
  { height:  537931 , difficulty:  754534 , date:  "2015-06-28 19:53:31" },
  { height:  537932 , difficulty:  754890 , date:  "2015-06-28 19:53:50" },
  { height:  537933 , difficulty:  754095 , date:  "2015-06-28 19:54:05" },
  { height:  537934 , difficulty:  750981 , date:  "2015-06-28 19:56:30" },
  { height:  537935 , difficulty:  752901 , date:  "2015-06-28 20:00:08" },
  { height:  537936 , difficulty:  752913 , date:  "2015-06-28 20:00:10" },
  { height:  537937 , difficulty:  751775 , date:  "2015-06-28 20:01:07" },
  { height:  537938 , difficulty:  755330 , date:  "2015-06-28 20:01:41" },
  { height:  537939 , difficulty:  764695 , date:  "2015-06-28 20:01:59" },
  { height:  537940 , difficulty:  763925 , date:  "2015-06-28 20:02:01" },
  { height:  537941 , difficulty:  763961 , date:  "2015-06-28 20:03:08" },
  { height:  537942 , difficulty:  764918 , date:  "2015-06-28 20:03:22" },
  { height:  537943 , difficulty:  762813 , date:  "2015-06-28 20:04:22" },
  { height:  537944 , difficulty:  762450 , date:  "2015-06-28 20:04:36" },
  { height:  537945 , difficulty:  762510 , date:  "2015-06-28 20:06:46" },
  { height:  537946 , difficulty:  765425 , date:  "2015-06-28 20:07:01" },
  { height:  537947 , difficulty:  764526 , date:  "2015-06-28 20:07:23" },
  { height:  537948 , difficulty:  762942 , date:  "2015-06-28 20:08:19" },
  { height:  537949 , difficulty:  765323 , date:  "2015-06-28 20:08:27" },
  { height:  537950 , difficulty:  765449 , date:  "2015-06-28 20:09:51" },
  { height:  537951 , difficulty:  765821 , date:  "2015-06-28 20:10:22" },
  { height:  537952 , difficulty:  763952 , date:  "2015-06-28 20:10:39" },
  { height:  537953 , difficulty:  763452 , date:  "2015-06-28 20:11:20" },
  { height:  537954 , difficulty:  761972 , date:  "2015-06-28 20:12:22" },
  { height:  537955 , difficulty:  762529 , date:  "2015-06-28 20:16:57" },
  { height:  537956 , difficulty:  760691 , date:  "2015-06-28 20:16:58" },
  { height:  537957 , difficulty:  760739 , date:  "2015-06-28 20:25:09" },
  { height:  537958 , difficulty:  759867 , date:  "2015-06-28 20:25:12" },
  { height:  537959 , difficulty:  763878 , date:  "2015-06-28 20:33:22" },
  { height:  537960 , difficulty:  761676 , date:  "2015-06-28 20:33:47" },
  { height:  537961 , difficulty:  763699 , date:  "2015-06-28 20:34:57" },
  { height:  537962 , difficulty:  764210 , date:  "2015-06-28 20:38:54" },
  { height:  537963 , difficulty:  764534 , date:  "2015-06-28 20:39:12" },
  { height:  537964 , difficulty:  764299 , date:  "2015-06-28 20:39:33" },
  { height:  537965 , difficulty:  764075 , date:  "2015-06-28 20:40:49" },
  { height:  537966 , difficulty:  763895 , date:  "2015-06-28 20:41:15" },
  { height:  537967 , difficulty:  763117 , date:  "2015-06-28 20:42:59" },
  { height:  537968 , difficulty:  764479 , date:  "2015-06-28 20:43:20" },
  { height:  537969 , difficulty:  764679 , date:  "2015-06-28 20:43:33" },
  { height:  537970 , difficulty:  765663 , date:  "2015-06-28 20:46:14" },
  { height:  537971 , difficulty:  768655 , date:  "2015-06-28 20:49:52" },
  { height:  537972 , difficulty:  766396 , date:  "2015-06-28 20:49:56" },
  { height:  537973 , difficulty:  767604 , date:  "2015-06-28 20:50:39" },
  { height:  537974 , difficulty:  766555 , date:  "2015-06-28 20:51:33" },
  { height:  537975 , difficulty:  765823 , date:  "2015-06-28 20:52:33" },
  { height:  537976 , difficulty:  765633 , date:  "2015-06-28 20:53:47" },
  { height:  537977 , difficulty:  767948 , date:  "2015-06-28 20:54:38" },
  { height:  537978 , difficulty:  770506 , date:  "2015-06-28 20:55:54" },
  { height:  537979 , difficulty:  770833 , date:  "2015-06-28 20:56:41" },
  { height:  537980 , difficulty:  775922 , date:  "2015-06-28 20:56:46" },
  { height:  537981 , difficulty:  774638 , date:  "2015-06-28 20:57:34" },
  { height:  537982 , difficulty:  775750 , date:  "2015-06-28 20:58:00" },
  { height:  537983 , difficulty:  775391 , date:  "2015-06-28 20:58:05" },
  { height:  537984 , difficulty:  773721 , date:  "2015-06-28 21:00:23" },
  { height:  537985 , difficulty:  772904 , date:  "2015-06-28 21:01:12" },
  { height:  537986 , difficulty:  771907 , date:  "2015-06-28 21:01:54" },
  { height:  537987 , difficulty:  772539 , date:  "2015-06-28 21:03:02" },
  { height:  537988 , difficulty:  771018 , date:  "2015-06-28 21:03:51" },
  { height:  537989 , difficulty:  772169 , date:  "2015-06-28 21:03:54" },
  { height:  537990 , difficulty:  771925 , date:  "2015-06-28 21:05:21" },
  { height:  537991 , difficulty:  773738 , date:  "2015-06-28 21:05:28" },
  { height:  537992 , difficulty:  774264 , date:  "2015-06-28 21:06:21" },
  { height:  537993 , difficulty:  775527 , date:  "2015-06-28 21:06:25" },
  { height:  537994 , difficulty:  775454 , date:  "2015-06-28 21:09:13" },
  { height:  537995 , difficulty:  777271 , date:  "2015-06-28 21:09:46" },
  { height:  537996 , difficulty:  779258 , date:  "2015-06-28 21:10:49" },
  { height:  537997 , difficulty:  779808 , date:  "2015-06-28 21:12:07" },
  { height:  537998 , difficulty:  782325 , date:  "2015-06-28 21:12:09" },
  { height:  537999 , difficulty:  783981 , date:  "2015-06-28 21:13:31" },
  { height:  538000 , difficulty:  781295 , date:  "2015-06-28 21:13:49" },
  { height:  538001 , difficulty:  781470 , date:  "2015-06-28 21:15:01" },
  { height:  538002 , difficulty:  781484 , date:  "2015-06-28 21:15:08" },
  { height:  538003 , difficulty:  782737 , date:  "2015-06-28 21:15:20" },
  { height:  538004 , difficulty:  785034 , date:  "2015-06-28 21:15:55" },
  { height:  538005 , difficulty:  785778 , date:  "2015-06-28 21:16:20" },
  { height:  538006 , difficulty:  786004 , date:  "2015-06-28 21:17:10" },
  { height:  538007 , difficulty:  789830 , date:  "2015-06-28 21:18:25" },
  { height:  538008 , difficulty:  789640 , date:  "2015-06-28 21:18:27" },
  { height:  538009 , difficulty:  790233 , date:  "2015-06-28 21:18:34" },
  { height:  538010 , difficulty:  790506 , date:  "2015-06-28 21:21:25" },
  { height:  538011 , difficulty:  786310 , date:  "2015-06-28 21:22:02" },
  { height:  538012 , difficulty:  788460 , date:  "2015-06-28 21:22:36" },
  { height:  538013 , difficulty:  787354 , date:  "2015-06-28 21:22:47" },
  { height:  538014 , difficulty:  787593 , date:  "2015-06-28 21:23:00" },
  { height:  538015 , difficulty:  792358 , date:  "2015-06-28 21:23:50" },
  { height:  538016 , difficulty:  795917 , date:  "2015-06-28 21:25:22" },
  { height:  538017 , difficulty:  794669 , date:  "2015-06-28 21:26:55" },
  { height:  538018 , difficulty:  796422 , date:  "2015-06-28 21:27:09" },
  { height:  538019 , difficulty:  795432 , date:  "2015-06-28 21:29:20" },
  { height:  538020 , difficulty:  795434 , date:  "2015-06-28 21:29:25" },
  { height:  538021 , difficulty:  794349 , date:  "2015-06-28 21:29:50" },
  { height:  538022 , difficulty:  794560 , date:  "2015-06-28 21:33:43" },
  { height:  538023 , difficulty:  797120 , date:  "2015-06-28 21:33:50" },
  { height:  538024 , difficulty:  796550 , date:  "2015-06-28 21:34:28" },
  { height:  538025 , difficulty:  796886 , date:  "2015-06-28 21:34:52" },
  { height:  538026 , difficulty:  797319 , date:  "2015-06-28 21:35:46" },
  { height:  538027 , difficulty:  796807 , date:  "2015-06-28 21:36:22" },
  { height:  538028 , difficulty:  798675 , date:  "2015-06-28 21:38:17" },
  { height:  538029 , difficulty:  800846 , date:  "2015-06-28 21:39:16" },
  { height:  538030 , difficulty:  799805 , date:  "2015-06-28 21:41:11" },
  { height:  538031 , difficulty:  794085 , date:  "2015-06-28 21:43:31" },
  { height:  538032 , difficulty:  794452 , date:  "2015-06-28 21:43:31" },
  { height:  538033 , difficulty:  783059 , date:  "2015-06-28 21:43:47" },
  { height:  538034 , difficulty:  783745 , date:  "2015-06-28 21:46:01" },
  { height:  538035 , difficulty:  773422 , date:  "2015-06-28 21:46:23" },
  { height:  538036 , difficulty:  776029 , date:  "2015-06-28 21:46:28" },
  { height:  538037 , difficulty:  776140 , date:  "2015-06-28 21:47:59" },
  { height:  538038 , difficulty:  770988 , date:  "2015-06-28 21:48:05" },
  { height:  538039 , difficulty:  771715 , date:  "2015-06-28 21:49:09" },
  { height:  538040 , difficulty:  772100 , date:  "2015-06-28 21:49:14" },
  { height:  538041 , difficulty:  775233 , date:  "2015-06-28 21:49:41" },
  { height:  538042 , difficulty:  775776 , date:  "2015-06-28 21:51:35" },
  { height:  538043 , difficulty:  773978 , date:  "2015-06-28 21:51:41" },
  { height:  538044 , difficulty:  774685 , date:  "2015-06-28 21:53:07" },
  { height:  538045 , difficulty:  776566 , date:  "2015-06-28 21:53:14" },
  { height:  538046 , difficulty:  773736 , date:  "2015-06-28 21:53:41" },
  { height:  538047 , difficulty:  769736 , date:  "2015-06-28 21:54:11" },
  { height:  538048 , difficulty:  769831 , date:  "2015-06-28 21:54:16" },
  { height:  538049 , difficulty:  771676 , date:  "2015-06-28 21:54:19" },
  { height:  538050 , difficulty:  771308 , date:  "2015-06-28 21:55:24" },
  { height:  538051 , difficulty:  772098 , date:  "2015-06-28 21:55:37" },
  { height:  538052 , difficulty:  773854 , date:  "2015-06-28 21:56:17" },
  { height:  538053 , difficulty:  773426 , date:  "2015-06-28 21:58:02" },
  { height:  538054 , difficulty:  772710 , date:  "2015-06-28 22:00:36" },
  { height:  538055 , difficulty:  773389 , date:  "2015-06-28 22:01:06" },
  { height:  538056 , difficulty:  773605 , date:  "2015-06-28 22:01:54" },
  { height:  538057 , difficulty:  773567 , date:  "2015-06-28 22:02:04" },
  { height:  538058 , difficulty:  773165 , date:  "2015-06-28 22:06:11" },
  { height:  538059 , difficulty:  773723 , date:  "2015-06-28 22:06:42" },
  { height:  538060 , difficulty:  771790 , date:  "2015-06-28 22:07:10" },
  { height:  538061 , difficulty:  774510 , date:  "2015-06-28 22:07:14" },
  { height:  538062 , difficulty:  774052 , date:  "2015-06-28 22:08:08" },
  { height:  538063 , difficulty:  774284 , date:  "2015-06-28 22:08:20" },
  { height:  538064 , difficulty:  773481 , date:  "2015-06-28 22:08:35" },
  { height:  538065 , difficulty:  774872 , date:  "2015-06-28 22:11:22" },
  { height:  538066 , difficulty:  773243 , date:  "2015-06-28 22:12:02" },
  { height:  538067 , difficulty:  773238 , date:  "2015-06-28 22:12:21" },
  { height:  538068 , difficulty:  772233 , date:  "2015-06-28 22:12:22" },
  { height:  538069 , difficulty:  772391 , date:  "2015-06-28 22:12:33" },
  { height:  538070 , difficulty:  770116 , date:  "2015-06-28 22:15:23" },
  { height:  538071 , difficulty:  771000 , date:  "2015-06-28 22:16:47" },
  { height:  538072 , difficulty:  770007 , date:  "2015-06-28 22:16:49" },
  { height:  538073 , difficulty:  769108 , date:  "2015-06-28 22:17:06" },
  { height:  538074 , difficulty:  772086 , date:  "2015-06-28 22:17:38" },
  { height:  538075 , difficulty:  776746 , date:  "2015-06-28 22:17:42" },
  { height:  538076 , difficulty:  777495 , date:  "2015-06-28 22:18:21" },
  { height:  538077 , difficulty:  777830 , date:  "2015-06-28 22:18:25" },
  { height:  538078 , difficulty:  779068 , date:  "2015-06-28 22:19:21" },
  { height:  538079 , difficulty:  779130 , date:  "2015-06-28 22:19:36" },
  { height:  538080 , difficulty:  778645 , date:  "2015-06-28 22:21:26" },
  { height:  538081 , difficulty:  778460 , date:  "2015-06-28 22:22:58" },
  { height:  538082 , difficulty:  780190 , date:  "2015-06-28 22:23:59" },
  { height:  538083 , difficulty:  778827 , date:  "2015-06-28 22:24:48" },
  { height:  538084 , difficulty:  779709 , date:  "2015-06-28 22:25:02" },
  { height:  538085 , difficulty:  780199 , date:  "2015-06-28 22:25:47" },
  { height:  538086 , difficulty:  777643 , date:  "2015-06-28 22:27:42" },
  { height:  538087 , difficulty:  776996 , date:  "2015-06-28 22:27:48" },
  { height:  538088 , difficulty:  776424 , date:  "2015-06-28 22:28:48" },
  { height:  538089 , difficulty:  778858 , date:  "2015-06-28 22:30:46" },
  { height:  538090 , difficulty:  780891 , date:  "2015-06-28 22:32:32" },
  { height:  538091 , difficulty:  780159 , date:  "2015-06-28 22:33:10" },
  { height:  538092 , difficulty:  779737 , date:  "2015-06-28 22:33:52" },
  { height:  538093 , difficulty:  778875 , date:  "2015-06-28 22:34:51" },
  { height:  538094 , difficulty:  780143 , date:  "2015-06-28 22:35:24" },
  { height:  538095 , difficulty:  780596 , date:  "2015-06-28 22:35:25" },
  { height:  538096 , difficulty:  783073 , date:  "2015-06-28 22:35:51" },
  { height:  538097 , difficulty:  784745 , date:  "2015-06-28 22:36:29" },
  { height:  538098 , difficulty:  782144 , date:  "2015-06-28 22:36:32" },
  { height:  538099 , difficulty:  783563 , date:  "2015-06-28 22:38:21" },
  { height:  538100 , difficulty:  782861 , date:  "2015-06-28 22:39:23" },
  { height:  538101 , difficulty:  784329 , date:  "2015-06-28 22:40:57" },
  { height:  538102 , difficulty:  783489 , date:  "2015-06-28 22:42:00" },
  { height:  538103 , difficulty:  785335 , date:  "2015-06-28 22:42:04" },
  { height:  538104 , difficulty:  783937 , date:  "2015-06-28 22:45:08" },
  { height:  538105 , difficulty:  783017 , date:  "2015-06-28 22:45:43" },
  { height:  538106 , difficulty:  786653 , date:  "2015-06-28 22:45:49" },
  { height:  538107 , difficulty:  783772 , date:  "2015-06-28 22:47:14" },
  { height:  538108 , difficulty:  783884 , date:  "2015-06-28 22:48:47" },
  { height:  538109 , difficulty:  789118 , date:  "2015-06-28 22:49:14" },
  { height:  538110 , difficulty:  786593 , date:  "2015-06-28 22:50:06" },
  { height:  538111 , difficulty:  789422 , date:  "2015-06-28 22:50:20" },
  { height:  538112 , difficulty:  790167 , date:  "2015-06-28 22:51:38" },
  { height:  538113 , difficulty:  788430 , date:  "2015-06-28 22:51:49" },
  { height:  538114 , difficulty:  794348 , date:  "2015-06-28 22:55:27" },
  { height:  538115 , difficulty:  795382 , date:  "2015-06-28 22:56:17" },
  { height:  538116 , difficulty:  796948 , date:  "2015-06-28 22:56:58" },
  { height:  538117 , difficulty:  796817 , date:  "2015-06-28 22:57:01" },
  { height:  538118 , difficulty:  795606 , date:  "2015-06-28 22:58:16" },
  { height:  538119 , difficulty:  797203 , date:  "2015-06-28 22:58:17" },
  { height:  538120 , difficulty:  798974 , date:  "2015-06-28 23:00:59" },
  { height:  538121 , difficulty:  799181 , date:  "2015-06-28 23:01:11" },
  { height:  538122 , difficulty:  799165 , date:  "2015-06-28 23:02:53" },
  { height:  538123 , difficulty:  799917 , date:  "2015-06-28 23:03:00" },
  { height:  538124 , difficulty:  801106 , date:  "2015-06-28 23:03:37" },
  { height:  538125 , difficulty:  801648 , date:  "2015-06-28 23:04:21" },
  { height:  538126 , difficulty:  800922 , date:  "2015-06-28 23:04:56" },
  { height:  538127 , difficulty:  800875 , date:  "2015-06-28 23:06:41" },
  { height:  538128 , difficulty:  800447 , date:  "2015-06-28 23:06:50" },
  { height:  538129 , difficulty:  801841 , date:  "2015-06-28 23:09:00" },
  { height:  538130 , difficulty:  798689 , date:  "2015-06-28 23:09:46" },
  { height:  538131 , difficulty:  798912 , date:  "2015-06-28 23:10:43" },
  { height:  538132 , difficulty:  799033 , date:  "2015-06-28 23:11:51" },
  { height:  538133 , difficulty:  799349 , date:  "2015-06-28 23:11:53" },
  { height:  538134 , difficulty:  794156 , date:  "2015-06-28 23:15:05" },
  { height:  538135 , difficulty:  794660 , date:  "2015-06-28 23:15:39" },
  { height:  538136 , difficulty:  796481 , date:  "2015-06-28 23:15:59" },
  { height:  538137 , difficulty:  798056 , date:  "2015-06-28 23:16:25" },
  { height:  538138 , difficulty:  798160 , date:  "2015-06-28 23:17:24" },
  { height:  538139 , difficulty:  800273 , date:  "2015-06-28 23:17:55" },
  { height:  538140 , difficulty:  801325 , date:  "2015-06-28 23:17:58" },
  { height:  538141 , difficulty:  797460 , date:  "2015-06-28 23:18:08" },
  { height:  538142 , difficulty:  796982 , date:  "2015-06-28 23:21:19" },
  { height:  538143 , difficulty:  800143 , date:  "2015-06-28 23:22:43" },
  { height:  538144 , difficulty:  801425 , date:  "2015-06-28 23:23:05" },
  { height:  538145 , difficulty:  802878 , date:  "2015-06-28 23:24:22" },
  { height:  538146 , difficulty:  800138 , date:  "2015-06-28 23:24:27" },
  { height:  538147 , difficulty:  798625 , date:  "2015-06-28 23:26:40" },
  { height:  538148 , difficulty:  798875 , date:  "2015-06-28 23:26:58" },
  { height:  538149 , difficulty:  800639 , date:  "2015-06-28 23:27:02" },
  { height:  538150 , difficulty:  803128 , date:  "2015-06-28 23:30:27" },
  { height:  538151 , difficulty:  803520 , date:  "2015-06-28 23:30:57" },
  { height:  538152 , difficulty:  803841 , date:  "2015-06-28 23:31:08" },
  { height:  538153 , difficulty:  806000 , date:  "2015-06-28 23:31:52" },
  { height:  538154 , difficulty:  805246 , date:  "2015-06-28 23:31:56" },
  { height:  538155 , difficulty:  805299 , date:  "2015-06-28 23:32:06" },
  { height:  538156 , difficulty:  804568 , date:  "2015-06-28 23:32:51" },
  { height:  538157 , difficulty:  803300 , date:  "2015-06-28 23:34:09" },
  { height:  538158 , difficulty:  801921 , date:  "2015-06-28 23:34:19" },
  { height:  538159 , difficulty:  801703 , date:  "2015-06-28 23:35:09" },
  { height:  538160 , difficulty:  806935 , date:  "2015-06-28 23:35:27" },
  { height:  538161 , difficulty:  806961 , date:  "2015-06-28 23:36:25" },
  { height:  538162 , difficulty:  805290 , date:  "2015-06-28 23:37:42" },
  { height:  538163 , difficulty:  805704 , date:  "2015-06-28 23:38:09" },
  { height:  538164 , difficulty:  806214 , date:  "2015-06-28 23:38:31" },
  { height:  538165 , difficulty:  803792 , date:  "2015-06-28 23:40:18" },
  { height:  538166 , difficulty:  803288 , date:  "2015-06-28 23:42:35" },
  { height:  538167 , difficulty:  805464 , date:  "2015-06-28 23:44:24" },
  { height:  538168 , difficulty:  810321 , date:  "2015-06-28 23:46:05" },
  { height:  538169 , difficulty:  811240 , date:  "2015-06-28 23:46:17" },
  { height:  538170 , difficulty:  810699 , date:  "2015-06-28 23:46:58" },
  { height:  538171 , difficulty:  812224 , date:  "2015-06-28 23:47:45" },
  { height:  538172 , difficulty:  813888 , date:  "2015-06-28 23:48:31" },
  { height:  538173 , difficulty:  813533 , date:  "2015-06-28 23:49:30" },
  { height:  538174 , difficulty:  815555 , date:  "2015-06-28 23:50:11" },
  { height:  538175 , difficulty:  813049 , date:  "2015-06-28 23:50:15" },
  { height:  538176 , difficulty:  812218 , date:  "2015-06-28 23:50:57" },
  { height:  538177 , difficulty:  810129 , date:  "2015-06-28 23:51:56" },
  { height:  538178 , difficulty:  810991 , date:  "2015-06-28 23:52:24" },
  { height:  538179 , difficulty:  813477 , date:  "2015-06-28 23:55:48" },
  { height:  538180 , difficulty:  809823 , date:  "2015-06-28 23:55:51" },
  { height:  538181 , difficulty:  809092 , date:  "2015-06-28 23:56:05" },
  { height:  538182 , difficulty:  811768 , date:  "2015-06-28 23:56:09" },
  { height:  538183 , difficulty:  810545 , date:  "2015-06-28 23:56:59" },
  { height:  538184 , difficulty:  814017 , date:  "2015-06-28 23:59:13" },
  { height:  538185 , difficulty:  814648 , date:  "2015-06-28 23:59:17" },
  { height:  538186 , difficulty:  818871 , date:  "2015-06-28 23:59:43" },
  { height:  538187 , difficulty:  818704 , date:  "2015-06-29 00:01:36" },
  { height:  538188 , difficulty:  819852 , date:  "2015-06-29 00:01:56" },
  { height:  538189 , difficulty:  819986 , date:  "2015-06-29 00:03:11" },
  { height:  538190 , difficulty:  815381 , date:  "2015-06-29 00:03:58" },
  { height:  538191 , difficulty:  816365 , date:  "2015-06-29 00:04:35" },
  { height:  538192 , difficulty:  816276 , date:  "2015-06-29 00:04:41" },
  { height:  538193 , difficulty:  816382 , date:  "2015-06-29 00:05:05" },
  { height:  538194 , difficulty:  814935 , date:  "2015-06-29 00:06:37" },
  { height:  538195 , difficulty:  815166 , date:  "2015-06-29 00:06:49" },
  { height:  538196 , difficulty:  812117 , date:  "2015-06-29 00:07:02" },
  { height:  538197 , difficulty:  813324 , date:  "2015-06-29 00:08:47" },
  { height:  538198 , difficulty:  811106 , date:  "2015-06-29 00:09:04" },
  { height:  538199 , difficulty:  816578 , date:  "2015-06-29 00:09:10" },
  { height:  538200 , difficulty:  815795 , date:  "2015-06-29 00:12:36" },
  { height:  538201 , difficulty:  819559 , date:  "2015-06-29 00:12:43" },
  { height:  538202 , difficulty:  819425 , date:  "2015-06-29 00:12:47" },
  { height:  538203 , difficulty:  819567 , date:  "2015-06-29 00:14:36" },
  { height:  538204 , difficulty:  820771 , date:  "2015-06-29 00:14:43" },
  { height:  538205 , difficulty:  819455 , date:  "2015-06-29 00:14:47" },
  { height:  538206 , difficulty:  819877 , date:  "2015-06-29 00:16:09" },
  { height:  538207 , difficulty:  821134 , date:  "2015-06-29 00:16:40" },
  { height:  538208 , difficulty:  819635 , date:  "2015-06-29 00:18:11" },
  { height:  538209 , difficulty:  820688 , date:  "2015-06-29 00:18:37" },
  { height:  538210 , difficulty:  817297 , date:  "2015-06-29 00:18:47" },
  { height:  538211 , difficulty:  822046 , date:  "2015-06-29 00:18:56" },
  { height:  538212 , difficulty:  822312 , date:  "2015-06-29 00:19:26" },
  { height:  538213 , difficulty:  821922 , date:  "2015-06-29 00:22:34" },
  { height:  538214 , difficulty:  821228 , date:  "2015-06-29 00:26:12" },
  { height:  538215 , difficulty:  821250 , date:  "2015-06-29 00:26:49" },
  { height:  538216 , difficulty:  822334 , date:  "2015-06-29 00:28:58" },
  { height:  538217 , difficulty:  823310 , date:  "2015-06-29 00:29:14" },
  { height:  538218 , difficulty:  822228 , date:  "2015-06-29 00:29:44" },
  { height:  538219 , difficulty:  820605 , date:  "2015-06-29 00:30:01" },
  { height:  538220 , difficulty:  821361 , date:  "2015-06-29 00:30:33" },
  { height:  538221 , difficulty:  819768 , date:  "2015-06-29 00:30:43" },
  { height:  538222 , difficulty:  821349 , date:  "2015-06-29 00:31:53" },
  { height:  538223 , difficulty:  819775 , date:  "2015-06-29 00:32:10" },
  { height:  538224 , difficulty:  820132 , date:  "2015-06-29 00:32:33" },
  { height:  538225 , difficulty:  822010 , date:  "2015-06-29 00:33:32" },
  { height:  538226 , difficulty:  817424 , date:  "2015-06-29 00:33:38" },
  { height:  538227 , difficulty:  819974 , date:  "2015-06-29 00:33:48" },
  { height:  538228 , difficulty:  830175 , date:  "2015-06-29 00:35:39" },
  { height:  538229 , difficulty:  830144 , date:  "2015-06-29 00:35:44" },
  { height:  538230 , difficulty:  830340 , date:  "2015-06-29 00:38:15" },
  { height:  538231 , difficulty:  830562 , date:  "2015-06-29 00:38:20" },
  { height:  538232 , difficulty:  830295 , date:  "2015-06-29 00:39:44" },
  { height:  538233 , difficulty:  829843 , date:  "2015-06-29 00:39:55" },
  { height:  538234 , difficulty:  831450 , date:  "2015-06-29 00:39:58" },
  { height:  538235 , difficulty:  830348 , date:  "2015-06-29 00:41:53" },
  { height:  538236 , difficulty:  830809 , date:  "2015-06-29 00:42:15" },
  { height:  538237 , difficulty:  831909 , date:  "2015-06-29 00:42:30" },
  { height:  538238 , difficulty:  830577 , date:  "2015-06-29 00:44:16" },
  { height:  538239 , difficulty:  831566 , date:  "2015-06-29 00:44:23" },
  { height:  538240 , difficulty:  832197 , date:  "2015-06-29 00:45:30" },
  { height:  538241 , difficulty:  830500 , date:  "2015-06-29 00:46:49" },
  { height:  538242 , difficulty:  828914 , date:  "2015-06-29 00:46:56" },
  { height:  538243 , difficulty:  830724 , date:  "2015-06-29 00:47:08" },
  { height:  538244 , difficulty:  828743 , date:  "2015-06-29 00:47:18" },
  { height:  538245 , difficulty:  829488 , date:  "2015-06-29 00:47:46" },
  { height:  538246 , difficulty:  834076 , date:  "2015-06-29 00:48:06" },
  { height:  538247 , difficulty:  833375 , date:  "2015-06-29 00:49:09" },
  { height:  538248 , difficulty:  832912 , date:  "2015-06-29 00:49:51" },
  { height:  538249 , difficulty:  831675 , date:  "2015-06-29 00:49:53" },
  { height:  538250 , difficulty:  832377 , date:  "2015-06-29 00:51:08" },
  { height:  538251 , difficulty:  833878 , date:  "2015-06-29 00:51:08" },
  { height:  538252 , difficulty:  835929 , date:  "2015-06-29 00:51:36" },
  { height:  538253 , difficulty:  838429 , date:  "2015-06-29 00:52:15" },
  { height:  538254 , difficulty:  838322 , date:  "2015-06-29 00:52:33" },
  { height:  538255 , difficulty:  833410 , date:  "2015-06-29 00:53:55" },
  { height:  538256 , difficulty:  835478 , date:  "2015-06-29 00:54:22" },
  { height:  538257 , difficulty:  838914 , date:  "2015-06-29 00:55:19" },
  { height:  538258 , difficulty:  843784 , date:  "2015-06-29 00:56:12" },
  { height:  538259 , difficulty:  842743 , date:  "2015-06-29 00:57:09" },
  { height:  538260 , difficulty:  844388 , date:  "2015-06-29 00:58:21" },
  { height:  538261 , difficulty:  846013 , date:  "2015-06-29 01:02:29" },
  { height:  538262 , difficulty:  847819 , date:  "2015-06-29 01:02:44" },
  { height:  538263 , difficulty:  845917 , date:  "2015-06-29 01:04:23" },
  { height:  538264 , difficulty:  849355 , date:  "2015-06-29 01:04:28" },
  { height:  538265 , difficulty:  847929 , date:  "2015-06-29 01:04:41" },
  { height:  538266 , difficulty:  848153 , date:  "2015-06-29 01:05:14" },
  { height:  538267 , difficulty:  848352 , date:  "2015-06-29 01:06:42" },
  { height:  538268 , difficulty:  849807 , date:  "2015-06-29 01:07:28" },
  { height:  538269 , difficulty:  851319 , date:  "2015-06-29 01:09:51" },
  { height:  538270 , difficulty:  849444 , date:  "2015-06-29 01:09:52" },
  { height:  538271 , difficulty:  849847 , date:  "2015-06-29 01:11:02" },
  { height:  538272 , difficulty:  850539 , date:  "2015-06-29 01:11:26" },
  { height:  538273 , difficulty:  849787 , date:  "2015-06-29 01:11:42" },
  { height:  538274 , difficulty:  852603 , date:  "2015-06-29 01:12:49" },
  { height:  538275 , difficulty:  855155 , date:  "2015-06-29 01:13:21" },
  { height:  538276 , difficulty:  850364 , date:  "2015-06-29 01:13:23" },
  { height:  538277 , difficulty:  851644 , date:  "2015-06-29 01:15:59" },
  { height:  538278 , difficulty:  853089 , date:  "2015-06-29 01:18:26" },
  { height:  538279 , difficulty:  853840 , date:  "2015-06-29 01:19:46" },
  { height:  538280 , difficulty:  856411 , date:  "2015-06-29 01:23:34" },
  { height:  538281 , difficulty:  856787 , date:  "2015-06-29 01:24:25" },
  { height:  538282 , difficulty:  855158 , date:  "2015-06-29 01:26:20" },
  { height:  538283 , difficulty:  855786 , date:  "2015-06-29 01:34:59" },
  { height:  538284 , difficulty:  855922 , date:  "2015-06-29 01:35:17" },
  { height:  538285 , difficulty:  855925 , date:  "2015-06-29 01:35:23" },
  { height:  538286 , difficulty:  857442 , date:  "2015-06-29 01:36:25" },
  { height:  538287 , difficulty:  867218 , date:  "2015-06-29 01:36:31" },
  { height:  538288 , difficulty:  867223 , date:  "2015-06-29 01:41:35" },
  { height:  538289 , difficulty:  863573 , date:  "2015-06-29 01:41:44" },
  { height:  538290 , difficulty:  858479 , date:  "2015-06-29 01:42:05" },
  { height:  538291 , difficulty:  861710 , date:  "2015-06-29 01:42:09" },
  { height:  538292 , difficulty:  860344 , date:  "2015-06-29 01:43:07" },
  { height:  538293 , difficulty:  861007 , date:  "2015-06-29 01:43:32" },
  { height:  538294 , difficulty:  860961 , date:  "2015-06-29 01:43:49" },
  { height:  538295 , difficulty:  860829 , date:  "2015-06-29 01:43:50" },
  { height:  538296 , difficulty:  860945 , date:  "2015-06-29 01:45:21" },
  { height:  538297 , difficulty:  861086 , date:  "2015-06-29 01:45:29" },
  { height:  538298 , difficulty:  864717 , date:  "2015-06-29 01:45:40" },
  { height:  538299 , difficulty:  865545 , date:  "2015-06-29 01:46:45" },
  { height:  538300 , difficulty:  866459 , date:  "2015-06-29 01:48:11" },
  { height:  538301 , difficulty:  865857 , date:  "2015-06-29 01:49:38" },
  { height:  538302 , difficulty:  865965 , date:  "2015-06-29 01:50:22" },
  { height:  538303 , difficulty:  867633 , date:  "2015-06-29 01:52:52" },
  { height:  538304 , difficulty:  868782 , date:  "2015-06-29 01:53:30" },
  { height:  538305 , difficulty:  869014 , date:  "2015-06-29 01:53:32" },
  { height:  538306 , difficulty:  865450 , date:  "2015-06-29 01:54:09" },
  { height:  538307 , difficulty:  866840 , date:  "2015-06-29 01:55:17" },
  { height:  538308 , difficulty:  864780 , date:  "2015-06-29 01:59:20" },
  { height:  538309 , difficulty:  864952 , date:  "2015-06-29 01:59:32" },
  { height:  538310 , difficulty:  866342 , date:  "2015-06-29 02:00:34" },
  { height:  538311 , difficulty:  867481 , date:  "2015-06-29 02:02:53" },
  { height:  538312 , difficulty:  867155 , date:  "2015-06-29 02:03:27" },
  { height:  538313 , difficulty:  867164 , date:  "2015-06-29 02:04:14" },
  { height:  538314 , difficulty:  864853 , date:  "2015-06-29 02:07:27" },
  { height:  538315 , difficulty:  865798 , date:  "2015-06-29 02:07:30" },
  { height:  538316 , difficulty:  866634 , date:  "2015-06-29 02:09:08" },
  { height:  538317 , difficulty:  865091 , date:  "2015-06-29 02:10:16" },
  { height:  538318 , difficulty:  865334 , date:  "2015-06-29 02:11:45" },
  { height:  538319 , difficulty:  865554 , date:  "2015-06-29 02:13:05" },
  { height:  538320 , difficulty:  866155 , date:  "2015-06-29 02:13:07" },
  { height:  538321 , difficulty:  869631 , date:  "2015-06-29 02:13:18" },
  { height:  538322 , difficulty:  870887 , date:  "2015-06-29 02:14:55" },
  { height:  538323 , difficulty:  870472 , date:  "2015-06-29 02:14:56" },
  { height:  538324 , difficulty:  870502 , date:  "2015-06-29 02:16:23" },
  { height:  538325 , difficulty:  872812 , date:  "2015-06-29 02:16:34" },
  { height:  538326 , difficulty:  871281 , date:  "2015-06-29 02:17:25" },
  { height:  538327 , difficulty:  871788 , date:  "2015-06-29 02:18:31" },
  { height:  538328 , difficulty:  871747 , date:  "2015-06-29 02:18:43" },
  { height:  538329 , difficulty:  871715 , date:  "2015-06-29 02:18:59" },
  { height:  538330 , difficulty:  873911 , date:  "2015-06-29 02:19:22" },
  { height:  538331 , difficulty:  872274 , date:  "2015-06-29 02:19:24" },
  { height:  538332 , difficulty:  871897 , date:  "2015-06-29 02:19:33" },
  { height:  538333 , difficulty:  871972 , date:  "2015-06-29 02:21:13" },
  { height:  538334 , difficulty:  871147 , date:  "2015-06-29 02:22:43" },
  { height:  538335 , difficulty:  870210 , date:  "2015-06-29 02:23:41" },
  { height:  538336 , difficulty:  869148 , date:  "2015-06-29 02:23:47" },
  { height:  538337 , difficulty:  865403 , date:  "2015-06-29 02:23:57" },
  { height:  538338 , difficulty:  866689 , date:  "2015-06-29 02:26:46" },
  { height:  538339 , difficulty:  868856 , date:  "2015-06-29 02:26:48" },
  { height:  538340 , difficulty:  869298 , date:  "2015-06-29 02:27:09" },
  { height:  538341 , difficulty:  869544 , date:  "2015-06-29 02:27:53" },
  { height:  538342 , difficulty:  870535 , date:  "2015-06-29 02:29:41" },
  { height:  538343 , difficulty:  872000 , date:  "2015-06-29 02:29:44" },
  { height:  538344 , difficulty:  871808 , date:  "2015-06-29 02:32:04" },
  { height:  538345 , difficulty:  868423 , date:  "2015-06-29 02:32:26" },
  { height:  538346 , difficulty:  870769 , date:  "2015-06-29 02:32:46" },
  { height:  538347 , difficulty:  874851 , date:  "2015-06-29 02:33:42" },
  { height:  538348 , difficulty:  875633 , date:  "2015-06-29 02:36:27" },
  { height:  538349 , difficulty:  875798 , date:  "2015-06-29 02:37:33" },
  { height:  538350 , difficulty:  875359 , date:  "2015-06-29 02:38:21" },
  { height:  538351 , difficulty:  875180 , date:  "2015-06-29 02:38:36" },
  { height:  538352 , difficulty:  879860 , date:  "2015-06-29 02:39:11" },
  { height:  538353 , difficulty:  875935 , date:  "2015-06-29 02:39:42" },
  { height:  538354 , difficulty:  875461 , date:  "2015-06-29 02:40:53" },
  { height:  538355 , difficulty:  873854 , date:  "2015-06-29 02:40:57" },
  { height:  538356 , difficulty:  869117 , date:  "2015-06-29 02:40:59" },
  { height:  538357 , difficulty:  868686 , date:  "2015-06-29 02:42:23" },
  { height:  538358 , difficulty:  872458 , date:  "2015-06-29 02:42:59" },
  { height:  538359 , difficulty:  861856 , date:  "2015-06-29 02:43:04" },
  { height:  538360 , difficulty:  862973 , date:  "2015-06-29 02:43:59" },
  { height:  538361 , difficulty:  863144 , date:  "2015-06-29 02:44:09" },
  { height:  538362 , difficulty:  863099 , date:  "2015-06-29 02:44:18" },
  { height:  538363 , difficulty:  863866 , date:  "2015-06-29 02:45:29" },
  { height:  538364 , difficulty:  858453 , date:  "2015-06-29 02:45:32" },
  { height:  538365 , difficulty:  859738 , date:  "2015-06-29 02:47:31" },
  { height:  538366 , difficulty:  859730 , date:  "2015-06-29 02:47:50" },
  { height:  538367 , difficulty:  861066 , date:  "2015-06-29 02:48:53" },
  { height:  538368 , difficulty:  862348 , date:  "2015-06-29 02:50:55" },
  { height:  538369 , difficulty:  864148 , date:  "2015-06-29 02:51:26" },
  { height:  538370 , difficulty:  864628 , date:  "2015-06-29 02:51:44" },
  { height:  538371 , difficulty:  867575 , date:  "2015-06-29 02:52:05" },
  { height:  538372 , difficulty:  866942 , date:  "2015-06-29 02:52:27" },
  { height:  538373 , difficulty:  868047 , date:  "2015-06-29 02:53:12" },
  { height:  538374 , difficulty:  868622 , date:  "2015-06-29 02:58:24" },
  { height:  538375 , difficulty:  867404 , date:  "2015-06-29 02:58:59" },
  { height:  538376 , difficulty:  866353 , date:  "2015-06-29 02:59:00" },
  { height:  538377 , difficulty:  864416 , date:  "2015-06-29 02:59:50" },
  { height:  538378 , difficulty:  863589 , date:  "2015-06-29 03:00:33" },
  { height:  538379 , difficulty:  861805 , date:  "2015-06-29 03:00:39" },
  { height:  538380 , difficulty:  862412 , date:  "2015-06-29 03:00:52" },
  { height:  538381 , difficulty:  863579 , date:  "2015-06-29 03:01:00" },
  { height:  538382 , difficulty:  864850 , date:  "2015-06-29 03:01:22" },
  { height:  538383 , difficulty:  864297 , date:  "2015-06-29 03:01:44" },
  { height:  538384 , difficulty:  860187 , date:  "2015-06-29 03:02:00" },
  { height:  538385 , difficulty:  862837 , date:  "2015-06-29 03:02:53" },
  { height:  538386 , difficulty:  862927 , date:  "2015-06-29 03:02:56" },
  { height:  538387 , difficulty:  860030 , date:  "2015-06-29 03:04:06" },
  { height:  538388 , difficulty:  860011 , date:  "2015-06-29 03:04:51" },
  { height:  538389 , difficulty:  859328 , date:  "2015-06-29 03:09:11" },
  { height:  538390 , difficulty:  854870 , date:  "2015-06-29 03:09:15" },
  { height:  538391 , difficulty:  856074 , date:  "2015-06-29 03:10:12" },
  { height:  538392 , difficulty:  853819 , date:  "2015-06-29 03:10:20" },
  { height:  538393 , difficulty:  853314 , date:  "2015-06-29 03:12:15" },
  { height:  538394 , difficulty:  852470 , date:  "2015-06-29 03:12:22" },
  { height:  538395 , difficulty:  851291 , date:  "2015-06-29 03:13:09" },
  { height:  538396 , difficulty:  851699 , date:  "2015-06-29 03:13:51" },
  { height:  538397 , difficulty:  854071 , date:  "2015-06-29 03:14:07" },
  { height:  538398 , difficulty:  851941 , date:  "2015-06-29 03:21:24" },
  { height:  538399 , difficulty:  852723 , date:  "2015-06-29 03:21:57" },
  { height:  538400 , difficulty:  852518 , date:  "2015-06-29 03:22:53" },
  { height:  538401 , difficulty:  852601 , date:  "2015-06-29 03:24:52" },
  { height:  538402 , difficulty:  853800 , date:  "2015-06-29 03:24:53" },
  { height:  538403 , difficulty:  854135 , date:  "2015-06-29 03:25:36" },
  { height:  538404 , difficulty:  854862 , date:  "2015-06-29 03:27:33" },
  { height:  538405 , difficulty:  855642 , date:  "2015-06-29 03:28:12" },
  { height:  538406 , difficulty:  855645 , date:  "2015-06-29 03:29:15" },
  { height:  538407 , difficulty:  859291 , date:  "2015-06-29 03:30:05" },
  { height:  538408 , difficulty:  860819 , date:  "2015-06-29 03:30:50" },
  { height:  538409 , difficulty:  860026 , date:  "2015-06-29 03:31:04" },
  { height:  538410 , difficulty:  858051 , date:  "2015-06-29 03:33:40" },
  { height:  538411 , difficulty:  859676 , date:  "2015-06-29 03:34:09" },
  { height:  538412 , difficulty:  861355 , date:  "2015-06-29 03:35:30" },
  { height:  538413 , difficulty:  863511 , date:  "2015-06-29 03:35:48" },
  { height:  538414 , difficulty:  859666 , date:  "2015-06-29 03:38:01" },
  { height:  538415 , difficulty:  861192 , date:  "2015-06-29 03:38:22" },
  { height:  538416 , difficulty:  862671 , date:  "2015-06-29 03:39:19" },
  { height:  538417 , difficulty:  863437 , date:  "2015-06-29 03:39:32" },
  { height:  538418 , difficulty:  862856 , date:  "2015-06-29 03:41:37" },
  { height:  538419 , difficulty:  865624 , date:  "2015-06-29 03:42:44" },
  { height:  538420 , difficulty:  863057 , date:  "2015-06-29 03:43:42" },
  { height:  538421 , difficulty:  864248 , date:  "2015-06-29 03:44:17" },
  { height:  538422 , difficulty:  864757 , date:  "2015-06-29 03:44:42" },
  { height:  538423 , difficulty:  865547 , date:  "2015-06-29 03:45:14" },
  { height:  538424 , difficulty:  861831 , date:  "2015-06-29 03:45:26" },
  { height:  538425 , difficulty:  861029 , date:  "2015-06-29 03:48:14" },
  { height:  538426 , difficulty:  860620 , date:  "2015-06-29 03:48:28" },
  { height:  538427 , difficulty:  860921 , date:  "2015-06-29 03:49:28" },
  { height:  538428 , difficulty:  863210 , date:  "2015-06-29 03:52:33" },
  { height:  538429 , difficulty:  865795 , date:  "2015-06-29 03:52:40" },
  { height:  538430 , difficulty:  865088 , date:  "2015-06-29 03:54:04" },
  { height:  538431 , difficulty:  867484 , date:  "2015-06-29 03:57:11" },
  { height:  538432 , difficulty:  869054 , date:  "2015-06-29 04:00:09" },
  { height:  538433 , difficulty:  868004 , date:  "2015-06-29 04:00:33" },
  { height:  538434 , difficulty:  868142 , date:  "2015-06-29 04:01:02" },
  { height:  538435 , difficulty:  868928 , date:  "2015-06-29 04:01:41" },
  { height:  538436 , difficulty:  870199 , date:  "2015-06-29 04:01:59" },
  { height:  538437 , difficulty:  870559 , date:  "2015-06-29 04:02:24" },
  { height:  538438 , difficulty:  871161 , date:  "2015-06-29 04:02:26" },
  { height:  538439 , difficulty:  871496 , date:  "2015-06-29 04:03:32" },
  { height:  538440 , difficulty:  872280 , date:  "2015-06-29 04:03:39" },
  { height:  538441 , difficulty:  869639 , date:  "2015-06-29 04:04:08" },
  { height:  538442 , difficulty:  870823 , date:  "2015-06-29 04:05:26" },
  { height:  538443 , difficulty:  870113 , date:  "2015-06-29 04:05:31" },
  { height:  538444 , difficulty:  870664 , date:  "2015-06-29 04:09:10" },
  { height:  538445 , difficulty:  870364 , date:  "2015-06-29 04:09:13" },
  { height:  538446 , difficulty:  872605 , date:  "2015-06-29 04:10:04" },
  { height:  538447 , difficulty:  873326 , date:  "2015-06-29 04:10:14" },
  { height:  538448 , difficulty:  873564 , date:  "2015-06-29 04:13:34" },
  { height:  538449 , difficulty:  872919 , date:  "2015-06-29 04:14:30" },
  { height:  538450 , difficulty:  865216 , date:  "2015-06-29 04:16:28" },
  { height:  538451 , difficulty:  865478 , date:  "2015-06-29 04:17:04" },
  { height:  538452 , difficulty:  866584 , date:  "2015-06-29 04:17:05" },
  { height:  538453 , difficulty:  868005 , date:  "2015-06-29 04:18:19" },
  { height:  538454 , difficulty:  869797 , date:  "2015-06-29 04:18:40" },
  { height:  538455 , difficulty:  870049 , date:  "2015-06-29 04:23:13" },
  { height:  538456 , difficulty:  870543 , date:  "2015-06-29 04:23:35" },
  { height:  538457 , difficulty:  871146 , date:  "2015-06-29 04:24:25" },
  { height:  538458 , difficulty:  871591 , date:  "2015-06-29 04:24:31" },
  { height:  538459 , difficulty:  874307 , date:  "2015-06-29 04:25:02" },
  { height:  538460 , difficulty:  875578 , date:  "2015-06-29 04:27:02" },
  { height:  538461 , difficulty:  874841 , date:  "2015-06-29 04:27:19" },
  { height:  538462 , difficulty:  875202 , date:  "2015-06-29 04:27:55" },
  { height:  538463 , difficulty:  875237 , date:  "2015-06-29 04:28:23" },
  { height:  538464 , difficulty:  875243 , date:  "2015-06-29 04:30:28" },
  { height:  538465 , difficulty:  869332 , date:  "2015-06-29 04:30:35" },
  { height:  538466 , difficulty:  871235 , date:  "2015-06-29 04:30:44" },
  { height:  538467 , difficulty:  870251 , date:  "2015-06-29 04:31:23" },
  { height:  538468 , difficulty:  871729 , date:  "2015-06-29 04:31:54" },
  { height:  538469 , difficulty:  870713 , date:  "2015-06-29 04:35:34" },
  { height:  538470 , difficulty:  870935 , date:  "2015-06-29 04:39:52" },
  { height:  538471 , difficulty:  870067 , date:  "2015-06-29 04:40:27" },
  { height:  538472 , difficulty:  871552 , date:  "2015-06-29 04:41:02" },
  { height:  538473 , difficulty:  871561 , date:  "2015-06-29 04:42:21" },
  { height:  538474 , difficulty:  861186 , date:  "2015-06-29 04:44:13" },
  { height:  538475 , difficulty:  861474 , date:  "2015-06-29 04:45:52" },
  { height:  538476 , difficulty:  861298 , date:  "2015-06-29 04:46:44" },
  { height:  538477 , difficulty:  859160 , date:  "2015-06-29 04:47:22" },
  { height:  538478 , difficulty:  864924 , date:  "2015-06-29 04:49:04" },
  { height:  538479 , difficulty:  864491 , date:  "2015-06-29 04:49:59" },
  { height:  538480 , difficulty:  863178 , date:  "2015-06-29 04:52:06" },
  { height:  538481 , difficulty:  863374 , date:  "2015-06-29 04:52:12" },
  { height:  538482 , difficulty:  864219 , date:  "2015-06-29 04:56:17" },
  { height:  538483 , difficulty:  863697 , date:  "2015-06-29 04:56:43" },
  { height:  538484 , difficulty:  865493 , date:  "2015-06-29 04:56:52" },
  { height:  538485 , difficulty:  866667 , date:  "2015-06-29 04:57:26" },
  { height:  538486 , difficulty:  863201 , date:  "2015-06-29 04:58:13" },
  { height:  538487 , difficulty:  863591 , date:  "2015-06-29 04:58:15" },
  { height:  538488 , difficulty:  862872 , date:  "2015-06-29 04:58:51" },
  { height:  538489 , difficulty:  863118 , date:  "2015-06-29 05:00:14" },
  { height:  538490 , difficulty:  862727 , date:  "2015-06-29 05:00:44" },
  { height:  538491 , difficulty:  863290 , date:  "2015-06-29 05:03:23" },
  { height:  538492 , difficulty:  862693 , date:  "2015-06-29 05:03:40" },
  { height:  538493 , difficulty:  865882 , date:  "2015-06-29 05:03:57" },
  { height:  538494 , difficulty:  865672 , date:  "2015-06-29 05:07:14" },
  { height:  538495 , difficulty:  864355 , date:  "2015-06-29 05:07:17" },
  { height:  538496 , difficulty:  864745 , date:  "2015-06-29 05:07:29" },
  { height:  538497 , difficulty:  864723 , date:  "2015-06-29 05:08:37" },
  { height:  538498 , difficulty:  865689 , date:  "2015-06-29 05:09:23" },
  { height:  538499 , difficulty:  865751 , date:  "2015-06-29 05:09:50" },
  { height:  538500 , difficulty:  865745 , date:  "2015-06-29 05:09:51" },
  { height:  538501 , difficulty:  861836 , date:  "2015-06-29 05:11:10" },
  { height:  538502 , difficulty:  863911 , date:  "2015-06-29 05:11:14" },
  { height:  538503 , difficulty:  863405 , date:  "2015-06-29 05:11:42" },
  { height:  538504 , difficulty:  859239 , date:  "2015-06-29 05:12:37" },
  { height:  538505 , difficulty:  859418 , date:  "2015-06-29 05:14:03" },
  { height:  538506 , difficulty:  858270 , date:  "2015-06-29 05:16:57" },
  { height:  538507 , difficulty:  857329 , date:  "2015-06-29 05:16:59" },
  { height:  538508 , difficulty:  853462 , date:  "2015-06-29 05:18:15" },
  { height:  538509 , difficulty:  859903 , date:  "2015-06-29 05:19:23" },
  { height:  538510 , difficulty:  859515 , date:  "2015-06-29 05:19:26" },
  { height:  538511 , difficulty:  859026 , date:  "2015-06-29 05:19:28" },
  { height:  538512 , difficulty:  858849 , date:  "2015-06-29 05:20:08" },
  { height:  538513 , difficulty:  860942 , date:  "2015-06-29 05:20:11" },
  { height:  538514 , difficulty:  861199 , date:  "2015-06-29 05:20:17" },
  { height:  538515 , difficulty:  860103 , date:  "2015-06-29 05:20:31" },
  { height:  538516 , difficulty:  861075 , date:  "2015-06-29 05:20:45" },
  { height:  538517 , difficulty:  861609 , date:  "2015-06-29 05:21:22" },
  { height:  538518 , difficulty:  862069 , date:  "2015-06-29 05:21:27" },
  { height:  538519 , difficulty:  862705 , date:  "2015-06-29 05:22:57" },
  { height:  538520 , difficulty:  860072 , date:  "2015-06-29 05:23:01" },
  { height:  538521 , difficulty:  860327 , date:  "2015-06-29 05:26:53" },
  { height:  538522 , difficulty:  862452 , date:  "2015-06-29 05:27:13" },
  { height:  538523 , difficulty:  864897 , date:  "2015-06-29 05:29:42" },
  { height:  538524 , difficulty:  860119 , date:  "2015-06-29 05:29:56" },
  { height:  538525 , difficulty:  859007 , date:  "2015-06-29 05:34:04" },
  { height:  538526 , difficulty:  857228 , date:  "2015-06-29 05:34:24" },
  { height:  538527 , difficulty:  857069 , date:  "2015-06-29 05:34:30" },
  { height:  538528 , difficulty:  858730 , date:  "2015-06-29 05:35:52" },
  { height:  538529 , difficulty:  857788 , date:  "2015-06-29 05:35:58" },
  { height:  538530 , difficulty:  857737 , date:  "2015-06-29 05:41:51" },
  { height:  538531 , difficulty:  851775 , date:  "2015-06-29 05:41:56" },
  { height:  538532 , difficulty:  852879 , date:  "2015-06-29 05:42:15" },
  { height:  538533 , difficulty:  857066 , date:  "2015-06-29 05:42:26" },
  { height:  538534 , difficulty:  857968 , date:  "2015-06-29 05:42:42" },
  { height:  538535 , difficulty:  857515 , date:  "2015-06-29 05:44:45" },
  { height:  538536 , difficulty:  858101 , date:  "2015-06-29 05:45:51" },
  { height:  538537 , difficulty:  859694 , date:  "2015-06-29 05:46:10" },
  { height:  538538 , difficulty:  859086 , date:  "2015-06-29 05:47:29" },
  { height:  538539 , difficulty:  861317 , date:  "2015-06-29 05:48:11" },
  { height:  538540 , difficulty:  859290 , date:  "2015-06-29 05:48:18" },
  { height:  538541 , difficulty:  859455 , date:  "2015-06-29 05:49:04" },
  { height:  538542 , difficulty:  862697 , date:  "2015-06-29 05:50:40" },
  { height:  538543 , difficulty:  862357 , date:  "2015-06-29 05:50:44" },
  { height:  538544 , difficulty:  863013 , date:  "2015-06-29 05:51:33" },
  { height:  538545 , difficulty:  860493 , date:  "2015-06-29 05:54:20" },
  { height:  538546 , difficulty:  855351 , date:  "2015-06-29 05:56:01" },
  { height:  538547 , difficulty:  856693 , date:  "2015-06-29 05:57:34" },
  { height:  538548 , difficulty:  856511 , date:  "2015-06-29 05:58:46" },
  { height:  538549 , difficulty:  855804 , date:  "2015-06-29 05:58:47" },
  { height:  538550 , difficulty:  854282 , date:  "2015-06-29 06:01:25" },
  { height:  538551 , difficulty:  854457 , date:  "2015-06-29 06:03:35" },
  { height:  538552 , difficulty:  854657 , date:  "2015-06-29 06:04:41" },
  { height:  538553 , difficulty:  856128 , date:  "2015-06-29 06:05:32" },
  { height:  538554 , difficulty:  854096 , date:  "2015-06-29 06:06:37" },
  { height:  538555 , difficulty:  855555 , date:  "2015-06-29 06:07:44" },
  { height:  538556 , difficulty:  852903 , date:  "2015-06-29 06:10:22" },
  { height:  538557 , difficulty:  854178 , date:  "2015-06-29 06:10:55" },
  { height:  538558 , difficulty:  848456 , date:  "2015-06-29 06:12:13" },
  { height:  538559 , difficulty:  850527 , date:  "2015-06-29 06:12:47" },
  { height:  538560 , difficulty:  850587 , date:  "2015-06-29 06:14:10" },
  { height:  538561 , difficulty:  850674 , date:  "2015-06-29 06:14:30" },
  { height:  538562 , difficulty:  849862 , date:  "2015-06-29 06:15:06" },
  { height:  538563 , difficulty:  850873 , date:  "2015-06-29 06:18:27" },
  { height:  538564 , difficulty:  850579 , date:  "2015-06-29 06:19:40" },
  { height:  538565 , difficulty:  849499 , date:  "2015-06-29 06:20:19" },
  { height:  538566 , difficulty:  851986 , date:  "2015-06-29 06:21:04" },
  { height:  538567 , difficulty:  849058 , date:  "2015-06-29 06:21:17" },
  { height:  538568 , difficulty:  849378 , date:  "2015-06-29 06:23:46" },
  { height:  538569 , difficulty:  849361 , date:  "2015-06-29 06:24:09" },
  { height:  538570 , difficulty:  844955 , date:  "2015-06-29 06:27:48" },
  { height:  538571 , difficulty:  849648 , date:  "2015-06-29 06:27:52" },
  { height:  538572 , difficulty:  849780 , date:  "2015-06-29 06:28:33" },
  { height:  538573 , difficulty:  849761 , date:  "2015-06-29 06:29:02" },
  { height:  538574 , difficulty:  850064 , date:  "2015-06-29 06:29:06" },
  { height:  538575 , difficulty:  853643 , date:  "2015-06-29 06:30:41" },
  { height:  538576 , difficulty:  854785 , date:  "2015-06-29 06:30:53" },
  { height:  538577 , difficulty:  853244 , date:  "2015-06-29 06:31:38" },
  { height:  538578 , difficulty:  854826 , date:  "2015-06-29 06:35:58" },
  { height:  538579 , difficulty:  854551 , date:  "2015-06-29 06:36:00" },
  { height:  538580 , difficulty:  857473 , date:  "2015-06-29 06:37:49" },
  { height:  538581 , difficulty:  855644 , date:  "2015-06-29 06:37:52" },
  { height:  538582 , difficulty:  852464 , date:  "2015-06-29 06:38:36" },
  { height:  538583 , difficulty:  854872 , date:  "2015-06-29 06:41:00" },
  { height:  538584 , difficulty:  854308 , date:  "2015-06-29 06:41:24" },
  { height:  538585 , difficulty:  853982 , date:  "2015-06-29 06:42:08" },
  { height:  538586 , difficulty:  854145 , date:  "2015-06-29 06:42:35" },
  { height:  538587 , difficulty:  856065 , date:  "2015-06-29 06:44:14" },
  { height:  538588 , difficulty:  855554 , date:  "2015-06-29 06:44:18" },
  { height:  538589 , difficulty:  856561 , date:  "2015-06-29 06:45:46" },
  { height:  538590 , difficulty:  856650 , date:  "2015-06-29 06:47:32" },
  { height:  538591 , difficulty:  856979 , date:  "2015-06-29 06:50:05" },
  { height:  538592 , difficulty:  857011 , date:  "2015-06-29 06:51:14" },
  { height:  538593 , difficulty:  857120 , date:  "2015-06-29 06:51:17" },
  { height:  538594 , difficulty:  857233 , date:  "2015-06-29 06:52:05" },
  { height:  538595 , difficulty:  855364 , date:  "2015-06-29 06:52:59" },
  { height:  538596 , difficulty:  855574 , date:  "2015-06-29 06:53:56" },
  { height:  538597 , difficulty:  850812 , date:  "2015-06-29 06:53:59" },
  { height:  538598 , difficulty:  851101 , date:  "2015-06-29 06:54:43" },
  { height:  538599 , difficulty:  852401 , date:  "2015-06-29 06:54:48" },
  { height:  538600 , difficulty:  852393 , date:  "2015-06-29 06:54:56" },
  { height:  538601 , difficulty:  847649 , date:  "2015-06-29 06:57:02" },
  { height:  538602 , difficulty:  847806 , date:  "2015-06-29 06:57:04" },
  { height:  538603 , difficulty:  848204 , date:  "2015-06-29 06:59:46" },
  { height:  538604 , difficulty:  846957 , date:  "2015-06-29 07:02:27" },
  { height:  538605 , difficulty:  847284 , date:  "2015-06-29 07:02:30" },
  { height:  538606 , difficulty:  839995 , date:  "2015-06-29 07:03:45" },
  { height:  538607 , difficulty:  840493 , date:  "2015-06-29 07:04:01" },
  { height:  538608 , difficulty:  840565 , date:  "2015-06-29 07:05:14" },
  { height:  538609 , difficulty:  843950 , date:  "2015-06-29 07:06:00" },
  { height:  538610 , difficulty:  849008 , date:  "2015-06-29 07:08:09" },
  { height:  538611 , difficulty:  846258 , date:  "2015-06-29 07:08:10" },
  { height:  538612 , difficulty:  846223 , date:  "2015-06-29 07:08:56" },
  { height:  538613 , difficulty:  846763 , date:  "2015-06-29 07:09:02" },
  { height:  538614 , difficulty:  845454 , date:  "2015-06-29 07:10:17" },
  { height:  538615 , difficulty:  844659 , date:  "2015-06-29 07:10:52" },
  { height:  538616 , difficulty:  846265 , date:  "2015-06-29 07:10:55" },
  { height:  538617 , difficulty:  845656 , date:  "2015-06-29 07:15:43" },
  { height:  538618 , difficulty:  844961 , date:  "2015-06-29 07:20:23" },
  { height:  538619 , difficulty:  845372 , date:  "2015-06-29 07:20:52" },
  { height:  538620 , difficulty:  847495 , date:  "2015-06-29 07:21:39" },
  { height:  538621 , difficulty:  844001 , date:  "2015-06-29 07:21:44" },
  { height:  538622 , difficulty:  842268 , date:  "2015-06-29 07:21:53" },
  { height:  538623 , difficulty:  841545 , date:  "2015-06-29 07:22:25" },
  { height:  538624 , difficulty:  840179 , date:  "2015-06-29 07:23:50" },
  { height:  538625 , difficulty:  842306 , date:  "2015-06-29 07:24:34" },
  { height:  538626 , difficulty:  839439 , date:  "2015-06-29 07:25:04" },
  { height:  538627 , difficulty:  836926 , date:  "2015-06-29 07:25:55" },
  { height:  538628 , difficulty:  836492 , date:  "2015-06-29 07:28:09" },
  { height:  538629 , difficulty:  836909 , date:  "2015-06-29 07:28:12" },
  { height:  538630 , difficulty:  842032 , date:  "2015-06-29 07:30:24" },
  { height:  538631 , difficulty:  840624 , date:  "2015-06-29 07:31:01" },
  { height:  538632 , difficulty:  848754 , date:  "2015-06-29 07:31:13" },
  { height:  538633 , difficulty:  848191 , date:  "2015-06-29 07:31:52" },
  { height:  538634 , difficulty:  858398 , date:  "2015-06-29 07:32:38" },
  { height:  538635 , difficulty:  858330 , date:  "2015-06-29 07:32:47" },
  { height:  538636 , difficulty:  858158 , date:  "2015-06-29 07:32:58" },
  { height:  538637 , difficulty:  863701 , date:  "2015-06-29 07:34:03" },
  { height:  538638 , difficulty:  863399 , date:  "2015-06-29 07:34:12" },
  { height:  538639 , difficulty:  859074 , date:  "2015-06-29 07:35:40" },
  { height:  538640 , difficulty:  859298 , date:  "2015-06-29 07:36:51" },
  { height:  538641 , difficulty:  859124 , date:  "2015-06-29 07:38:15" },
  { height:  538642 , difficulty:  860739 , date:  "2015-06-29 07:39:04" },
  { height:  538643 , difficulty:  861084 , date:  "2015-06-29 07:40:53" },
  { height:  538644 , difficulty:  857866 , date:  "2015-06-29 07:40:54" },
  { height:  538645 , difficulty:  861425 , date:  "2015-06-29 07:41:35" },
  { height:  538646 , difficulty:  861532 , date:  "2015-06-29 07:41:37" },
  { height:  538647 , difficulty:  861676 , date:  "2015-06-29 07:41:46" },
  { height:  538648 , difficulty:  861868 , date:  "2015-06-29 07:42:54" },
  { height:  538649 , difficulty:  862634 , date:  "2015-06-29 07:44:48" },
  { height:  538650 , difficulty:  864177 , date:  "2015-06-29 07:44:54" },
  { height:  538651 , difficulty:  863805 , date:  "2015-06-29 07:47:02" },
  { height:  538652 , difficulty:  864930 , date:  "2015-06-29 07:47:03" },
  { height:  538653 , difficulty:  865850 , date:  "2015-06-29 07:47:08" },
  { height:  538654 , difficulty:  860689 , date:  "2015-06-29 07:48:49" },
  { height:  538655 , difficulty:  860899 , date:  "2015-06-29 07:49:27" },
  { height:  538656 , difficulty:  859533 , date:  "2015-06-29 07:49:45" },
  { height:  538657 , difficulty:  860239 , date:  "2015-06-29 07:50:15" },
  { height:  538658 , difficulty:  859409 , date:  "2015-06-29 07:50:31" },
  { height:  538659 , difficulty:  859401 , date:  "2015-06-29 07:50:33" },
  { height:  538660 , difficulty:  860158 , date:  "2015-06-29 07:51:21" },
  { height:  538661 , difficulty:  860250 , date:  "2015-06-29 07:51:44" },
  { height:  538662 , difficulty:  861405 , date:  "2015-06-29 07:53:12" },
  { height:  538663 , difficulty:  860315 , date:  "2015-06-29 07:53:43" },
  { height:  538664 , difficulty:  860434 , date:  "2015-06-29 07:54:19" },
  { height:  538665 , difficulty:  860555 , date:  "2015-06-29 07:54:49" },
  { height:  538666 , difficulty:  858258 , date:  "2015-06-29 07:55:34" },
  { height:  538667 , difficulty:  855949 , date:  "2015-06-29 08:00:06" },
  { height:  538668 , difficulty:  854503 , date:  "2015-06-29 08:00:36" },
  { height:  538669 , difficulty:  858680 , date:  "2015-06-29 08:00:42" },
  { height:  538670 , difficulty:  858449 , date:  "2015-06-29 08:02:03" },
  { height:  538671 , difficulty:  858801 , date:  "2015-06-29 08:02:58" },
  { height:  538672 , difficulty:  859448 , date:  "2015-06-29 08:04:35" },
  { height:  538673 , difficulty:  859541 , date:  "2015-06-29 08:05:19" },
  { height:  538674 , difficulty:  860593 , date:  "2015-06-29 08:05:23" },
  { height:  538675 , difficulty:  861036 , date:  "2015-06-29 08:06:38" },
  { height:  538676 , difficulty:  862742 , date:  "2015-06-29 08:07:15" },
  { height:  538677 , difficulty:  859916 , date:  "2015-06-29 08:11:08" },
  { height:  538678 , difficulty:  860274 , date:  "2015-06-29 08:12:28" },
  { height:  538679 , difficulty:  857263 , date:  "2015-06-29 08:13:19" },
  { height:  538680 , difficulty:  854052 , date:  "2015-06-29 08:13:28" },
  { height:  538681 , difficulty:  855300 , date:  "2015-06-29 08:16:45" },
  { height:  538682 , difficulty:  855386 , date:  "2015-06-29 08:17:16" },
  { height:  538683 , difficulty:  855132 , date:  "2015-06-29 08:21:33" },
  { height:  538684 , difficulty:  853614 , date:  "2015-06-29 08:23:43" },
  { height:  538685 , difficulty:  856748 , date:  "2015-06-29 08:24:15" },
  { height:  538686 , difficulty:  854613 , date:  "2015-06-29 08:26:22" },
  { height:  538687 , difficulty:  855515 , date:  "2015-06-29 08:26:49" },
  { height:  538688 , difficulty:  854764 , date:  "2015-06-29 08:28:19" },
  { height:  538689 , difficulty:  855035 , date:  "2015-06-29 08:35:33" },
  { height:  538690 , difficulty:  854518 , date:  "2015-06-29 08:40:37" },
  { height:  538691 , difficulty:  855988 , date:  "2015-06-29 08:40:56" },
  { height:  538692 , difficulty:  858275 , date:  "2015-06-29 08:41:42" },
  { height:  538693 , difficulty:  851699 , date:  "2015-06-29 08:48:52" },
  { height:  538694 , difficulty:  848204 , date:  "2015-06-29 08:49:40" },
  { height:  538695 , difficulty:  847715 , date:  "2015-06-29 08:50:09" },
  { height:  538696 , difficulty:  847280 , date:  "2015-06-29 08:52:22" },
  { height:  538697 , difficulty:  852839 , date:  "2015-06-29 08:52:36" },
  { height:  538698 , difficulty:  852868 , date:  "2015-06-29 08:57:46" },
  { height:  538699 , difficulty:  853089 , date:  "2015-06-29 08:57:50" },
  { height:  538700 , difficulty:  851690 , date:  "2015-06-29 08:57:52" },
  { height:  538701 , difficulty:  852008 , date:  "2015-06-29 09:01:44" },
  { height:  538702 , difficulty:  852225 , date:  "2015-06-29 09:01:54" },
  { height:  538703 , difficulty:  853837 , date:  "2015-06-29 09:02:24" },
  { height:  538704 , difficulty:  852085 , date:  "2015-06-29 09:05:20" },
  { height:  538705 , difficulty:  854858 , date:  "2015-06-29 09:08:13" },
  { height:  538706 , difficulty:  855134 , date:  "2015-06-29 09:09:36" },
  { height:  538707 , difficulty:  854315 , date:  "2015-06-29 09:11:05" },
  { height:  538708 , difficulty:  854523 , date:  "2015-06-29 09:11:16" },
  { height:  538709 , difficulty:  856943 , date:  "2015-06-29 09:11:32" },
  { height:  538710 , difficulty:  856503 , date:  "2015-06-29 09:11:53" },
  { height:  538711 , difficulty:  856546 , date:  "2015-06-29 09:11:59" },
  { height:  538712 , difficulty:  858639 , date:  "2015-06-29 09:12:11" },
  { height:  538713 , difficulty:  857356 , date:  "2015-06-29 09:12:17" },
  { height:  538714 , difficulty:  858856 , date:  "2015-06-29 09:14:18" },
  { height:  538715 , difficulty:  856978 , date:  "2015-06-29 09:14:55" },
  { height:  538716 , difficulty:  856051 , date:  "2015-06-29 09:15:59" },
  { height:  538717 , difficulty:  856923 , date:  "2015-06-29 09:16:27" },
  { height:  538718 , difficulty:  856025 , date:  "2015-06-29 09:16:33" },
  { height:  538719 , difficulty:  855614 , date:  "2015-06-29 09:18:54" },
  { height:  538720 , difficulty:  855898 , date:  "2015-06-29 09:18:57" },
  { height:  538721 , difficulty:  855707 , date:  "2015-06-29 09:21:05" },
  { height:  538722 , difficulty:  856543 , date:  "2015-06-29 09:22:03" },
  { height:  538723 , difficulty:  856602 , date:  "2015-06-29 09:22:17" },
  { height:  538724 , difficulty:  855179 , date:  "2015-06-29 09:22:35" },
  { height:  538725 , difficulty:  854149 , date:  "2015-06-29 09:22:45" },
  { height:  538726 , difficulty:  854474 , date:  "2015-06-29 09:22:51" },
  { height:  538727 , difficulty:  852505 , date:  "2015-06-29 09:23:06" },
  { height:  538728 , difficulty:  855169 , date:  "2015-06-29 09:23:29" },
  { height:  538729 , difficulty:  858949 , date:  "2015-06-29 09:27:31" },
  { height:  538730 , difficulty:  857368 , date:  "2015-06-29 09:29:19" },
  { height:  538731 , difficulty:  857760 , date:  "2015-06-29 09:30:17" },
  { height:  538732 , difficulty:  857711 , date:  "2015-06-29 09:31:41" },
  { height:  538733 , difficulty:  863171 , date:  "2015-06-29 09:32:16" },
  { height:  538734 , difficulty:  863688 , date:  "2015-06-29 09:32:36" },
  { height:  538735 , difficulty:  864480 , date:  "2015-06-29 09:33:38" },
  { height:  538736 , difficulty:  863541 , date:  "2015-06-29 09:34:51" },
  { height:  538737 , difficulty:  864453 , date:  "2015-06-29 09:36:12" },
  { height:  538738 , difficulty:  862730 , date:  "2015-06-29 09:36:18" },
  { height:  538739 , difficulty:  862485 , date:  "2015-06-29 09:36:58" },
  { height:  538740 , difficulty:  865862 , date:  "2015-06-29 09:40:19" },
  { height:  538741 , difficulty:  866260 , date:  "2015-06-29 09:40:20" },
  { height:  538742 , difficulty:  865762 , date:  "2015-06-29 09:40:41" },
  { height:  538743 , difficulty:  859251 , date:  "2015-06-29 09:42:18" },
  { height:  538744 , difficulty:  858928 , date:  "2015-06-29 09:42:39" },
  { height:  538745 , difficulty:  863090 , date:  "2015-06-29 09:43:04" },
  { height:  538746 , difficulty:  863313 , date:  "2015-06-29 09:43:12" },
  { height:  538747 , difficulty:  862164 , date:  "2015-06-29 09:43:52" },
  { height:  538748 , difficulty:  860361 , date:  "2015-06-29 09:46:27" },
  { height:  538749 , difficulty:  860217 , date:  "2015-06-29 09:47:23" },
  { height:  538750 , difficulty:  860360 , date:  "2015-06-29 09:47:34" },
  { height:  538751 , difficulty:  859624 , date:  "2015-06-29 09:48:20" },
  { height:  538752 , difficulty:  858965 , date:  "2015-06-29 09:49:28" },
  { height:  538753 , difficulty:  854820 , date:  "2015-06-29 09:52:33" },
  { height:  538754 , difficulty:  853395 , date:  "2015-06-29 09:54:22" },
  { height:  538755 , difficulty:  854946 , date:  "2015-06-29 09:54:55" },
  { height:  538756 , difficulty:  857076 , date:  "2015-06-29 09:59:49" },
  { height:  538757 , difficulty:  853926 , date:  "2015-06-29 10:02:39" },
  { height:  538758 , difficulty:  854487 , date:  "2015-06-29 10:02:41" },
  { height:  538759 , difficulty:  848812 , date:  "2015-06-29 10:03:03" },
  { height:  538760 , difficulty:  846924 , date:  "2015-06-29 10:07:34" },
  { height:  538761 , difficulty:  849021 , date:  "2015-06-29 10:11:33" },
  { height:  538762 , difficulty:  846290 , date:  "2015-06-29 10:11:39" },
  { height:  538763 , difficulty:  847200 , date:  "2015-06-29 10:12:47" },
  { height:  538764 , difficulty:  847989 , date:  "2015-06-29 10:14:00" },
  { height:  538765 , difficulty:  840424 , date:  "2015-06-29 10:14:06" },
  { height:  538766 , difficulty:  834413 , date:  "2015-06-29 10:14:29" },
  { height:  538767 , difficulty:  835066 , date:  "2015-06-29 10:15:19" },
  { height:  538768 , difficulty:  835495 , date:  "2015-06-29 10:17:32" },
  { height:  538769 , difficulty:  826600 , date:  "2015-06-29 10:18:26" },
  { height:  538770 , difficulty:  825656 , date:  "2015-06-29 10:18:35" },
  { height:  538771 , difficulty:  825694 , date:  "2015-06-29 10:19:29" },
  { height:  538772 , difficulty:  823673 , date:  "2015-06-29 10:20:39" },
  { height:  538773 , difficulty:  823542 , date:  "2015-06-29 10:20:42" },
  { height:  538774 , difficulty:  819200 , date:  "2015-06-29 10:23:21" },
  { height:  538775 , difficulty:  820594 , date:  "2015-06-29 10:23:57" },
  { height:  538776 , difficulty:  822743 , date:  "2015-06-29 10:24:04" },
  { height:  538777 , difficulty:  819114 , date:  "2015-06-29 10:25:04" },
  { height:  538778 , difficulty:  819090 , date:  "2015-06-29 10:26:20" },
  { height:  538779 , difficulty:  822609 , date:  "2015-06-29 10:26:43" },
  { height:  538780 , difficulty:  819601 , date:  "2015-06-29 10:27:01" },
  { height:  538781 , difficulty:  816045 , date:  "2015-06-29 10:27:04" },
  { height:  538782 , difficulty:  816204 , date:  "2015-06-29 10:29:16" },
  { height:  538783 , difficulty:  816404 , date:  "2015-06-29 10:29:21" },
  { height:  538784 , difficulty:  816859 , date:  "2015-06-29 10:29:41" },
  { height:  538785 , difficulty:  817761 , date:  "2015-06-29 10:30:13" },
  { height:  538786 , difficulty:  817716 , date:  "2015-06-29 10:31:03" },
  { height:  538787 , difficulty:  819404 , date:  "2015-06-29 10:31:19" },
  { height:  538788 , difficulty:  819496 , date:  "2015-06-29 10:31:55" },
  { height:  538789 , difficulty:  824292 , date:  "2015-06-29 10:35:07" },
  { height:  538790 , difficulty:  822816 , date:  "2015-06-29 10:35:40" },
  { height:  538791 , difficulty:  823002 , date:  "2015-06-29 10:36:41" },
  { height:  538792 , difficulty:  821746 , date:  "2015-06-29 10:38:11" },
  { height:  538793 , difficulty:  822887 , date:  "2015-06-29 10:38:14" },
  { height:  538794 , difficulty:  822871 , date:  "2015-06-29 10:39:38" },
  { height:  538795 , difficulty:  823429 , date:  "2015-06-29 10:39:44" },
  { height:  538796 , difficulty:  823720 , date:  "2015-06-29 10:42:58" },
  { height:  538797 , difficulty:  823234 , date:  "2015-06-29 10:43:00" },
  { height:  538798 , difficulty:  822196 , date:  "2015-06-29 10:43:09" },
  { height:  538799 , difficulty:  822795 , date:  "2015-06-29 10:43:59" },
  { height:  538800 , difficulty:  823458 , date:  "2015-06-29 10:44:03" },
  { height:  538801 , difficulty:  824099 , date:  "2015-06-29 10:44:34" },
  { height:  538802 , difficulty:  826393 , date:  "2015-06-29 10:45:34" },
  { height:  538803 , difficulty:  826344 , date:  "2015-06-29 10:49:48" },
  { height:  538804 , difficulty:  828829 , date:  "2015-06-29 10:49:58" },
  { height:  538805 , difficulty:  824543 , date:  "2015-06-29 10:52:13" },
  { height:  538806 , difficulty:  823505 , date:  "2015-06-29 10:52:19" },
  { height:  538807 , difficulty:  823822 , date:  "2015-06-29 10:55:55" },
  { height:  538808 , difficulty:  822099 , date:  "2015-06-29 10:58:09" },
  { height:  538809 , difficulty:  825697 , date:  "2015-06-29 10:58:25" },
  { height:  538810 , difficulty:  826121 , date:  "2015-06-29 10:58:34" },
  { height:  538811 , difficulty:  825295 , date:  "2015-06-29 11:00:09" },
  { height:  538812 , difficulty:  824355 , date:  "2015-06-29 11:01:41" },
  { height:  538813 , difficulty:  823974 , date:  "2015-06-29 11:02:27" },
  { height:  538814 , difficulty:  824630 , date:  "2015-06-29 11:04:11" },
  { height:  538815 , difficulty:  823907 , date:  "2015-06-29 11:05:36" },
  { height:  538816 , difficulty:  819802 , date:  "2015-06-29 11:07:01" },
  { height:  538817 , difficulty:  824108 , date:  "2015-06-29 11:07:06" },
  { height:  538818 , difficulty:  825614 , date:  "2015-06-29 11:07:44" },
  { height:  538819 , difficulty:  824041 , date:  "2015-06-29 11:08:48" },
  { height:  538820 , difficulty:  825375 , date:  "2015-06-29 11:09:52" },
  { height:  538821 , difficulty:  825032 , date:  "2015-06-29 11:09:54" },
  { height:  538822 , difficulty:  827925 , date:  "2015-06-29 11:11:10" },
  { height:  538823 , difficulty:  827536 , date:  "2015-06-29 11:13:18" },
  { height:  538824 , difficulty:  824270 , date:  "2015-06-29 11:13:22" },
  { height:  538825 , difficulty:  827680 , date:  "2015-06-29 11:16:31" },
  { height:  538826 , difficulty:  828197 , date:  "2015-06-29 11:16:45" },
  { height:  538827 , difficulty:  827505 , date:  "2015-06-29 11:19:22" },
  { height:  538828 , difficulty:  827055 , date:  "2015-06-29 11:22:40" },
  { height:  538829 , difficulty:  823115 , date:  "2015-06-29 11:22:56" },
  { height:  538830 , difficulty:  821009 , date:  "2015-06-29 11:23:12" },
  { height:  538831 , difficulty:  821354 , date:  "2015-06-29 11:23:44" },
  { height:  538832 , difficulty:  816714 , date:  "2015-06-29 11:26:19" },
  { height:  538833 , difficulty:  813331 , date:  "2015-06-29 11:27:17" },
  { height:  538834 , difficulty:  814452 , date:  "2015-06-29 11:27:45" },
  { height:  538835 , difficulty:  814432 , date:  "2015-06-29 11:28:27" },
  { height:  538836 , difficulty:  809915 , date:  "2015-06-29 11:31:21" },
  { height:  538837 , difficulty:  806534 , date:  "2015-06-29 11:31:40" },
  { height:  538838 , difficulty:  807043 , date:  "2015-06-29 11:35:26" },
  { height:  538839 , difficulty:  806132 , date:  "2015-06-29 11:35:28" },
  { height:  538840 , difficulty:  806923 , date:  "2015-06-29 11:36:21" },
  { height:  538841 , difficulty:  809772 , date:  "2015-06-29 11:36:56" },
  { height:  538842 , difficulty:  811660 , date:  "2015-06-29 11:41:37" },
  { height:  538843 , difficulty:  812795 , date:  "2015-06-29 11:42:21" },
  { height:  538844 , difficulty:  810237 , date:  "2015-06-29 11:42:30" },
  { height:  538845 , difficulty:  809984 , date:  "2015-06-29 11:42:46" },
  { height:  538846 , difficulty:  810819 , date:  "2015-06-29 11:43:04" },
  { height:  538847 , difficulty:  810666 , date:  "2015-06-29 11:47:13" },
  { height:  538848 , difficulty:  810447 , date:  "2015-06-29 11:48:01" },
  { height:  538849 , difficulty:  811273 , date:  "2015-06-29 11:48:59" },
  { height:  538850 , difficulty:  807973 , date:  "2015-06-29 11:49:14" },
  { height:  538851 , difficulty:  808114 , date:  "2015-06-29 12:01:11" },
  { height:  538852 , difficulty:  809242 , date:  "2015-06-29 12:01:52" },
  { height:  538853 , difficulty:  808572 , date:  "2015-06-29 12:02:57" },
  { height:  538854 , difficulty:  811317 , date:  "2015-06-29 12:03:51" },
  { height:  538855 , difficulty:  810908 , date:  "2015-06-29 12:03:53" },
  { height:  538856 , difficulty:  810839 , date:  "2015-06-29 12:04:45" },
  { height:  538857 , difficulty:  810868 , date:  "2015-06-29 12:04:53" },
  { height:  538858 , difficulty:  809124 , date:  "2015-06-29 12:05:46" },
  { height:  538859 , difficulty:  811888 , date:  "2015-06-29 12:11:03" },
  { height:  538860 , difficulty:  811548 , date:  "2015-06-29 12:11:53" },
  { height:  538861 , difficulty:  811418 , date:  "2015-06-29 12:12:20" },
  { height:  538862 , difficulty:  812770 , date:  "2015-06-29 12:13:10" },
  { height:  538863 , difficulty:  812855 , date:  "2015-06-29 12:14:26" },
  { height:  538864 , difficulty:  813695 , date:  "2015-06-29 12:15:28" },
  { height:  538865 , difficulty:  810593 , date:  "2015-06-29 12:18:40" },
  { height:  538866 , difficulty:  810689 , date:  "2015-06-29 12:18:45" },
  { height:  538867 , difficulty:  809524 , date:  "2015-06-29 12:21:13" },
  { height:  538868 , difficulty:  808126 , date:  "2015-06-29 12:22:53" },
  { height:  538869 , difficulty:  810036 , date:  "2015-06-29 12:23:52" },
  { height:  538870 , difficulty:  808513 , date:  "2015-06-29 12:24:17" },
  { height:  538871 , difficulty:  808680 , date:  "2015-06-29 12:26:41" },
  { height:  538872 , difficulty:  806804 , date:  "2015-06-29 12:28:47" },
  { height:  538873 , difficulty:  807142 , date:  "2015-06-29 12:30:04" },
  { height:  538874 , difficulty:  807087 , date:  "2015-06-29 12:30:11" },
  { height:  538875 , difficulty:  810422 , date:  "2015-06-29 12:30:29" },
  { height:  538876 , difficulty:  810492 , date:  "2015-06-29 12:31:29" },
  { height:  538877 , difficulty:  809922 , date:  "2015-06-29 12:33:42" },
  { height:  538878 , difficulty:  810981 , date:  "2015-06-29 12:33:43" },
  { height:  538879 , difficulty:  805733 , date:  "2015-06-29 12:35:23" },
  { height:  538880 , difficulty:  805621 , date:  "2015-06-29 12:35:50" },
  { height:  538881 , difficulty:  804510 , date:  "2015-06-29 12:37:45" },
  { height:  538882 , difficulty:  805041 , date:  "2015-06-29 12:38:51" },
  { height:  538883 , difficulty:  802417 , date:  "2015-06-29 12:40:40" },
  { height:  538884 , difficulty:  800161 , date:  "2015-06-29 12:40:50" },
  { height:  538885 , difficulty:  800049 , date:  "2015-06-29 12:44:07" },
  { height:  538886 , difficulty:  800055 , date:  "2015-06-29 12:44:09" },
  { height:  538887 , difficulty:  798707 , date:  "2015-06-29 12:45:31" },
  { height:  538888 , difficulty:  800711 , date:  "2015-06-29 12:48:37" },
  { height:  538889 , difficulty:  804323 , date:  "2015-06-29 12:49:32" },
  { height:  538890 , difficulty:  802919 , date:  "2015-06-29 12:50:04" },
  { height:  538891 , difficulty:  803846 , date:  "2015-06-29 12:56:23" },
  { height:  538892 , difficulty:  802391 , date:  "2015-06-29 12:56:30" },
  { height:  538893 , difficulty:  802919 , date:  "2015-06-29 12:57:49" },
  { height:  538894 , difficulty:  802486 , date:  "2015-06-29 12:58:11" },
  { height:  538895 , difficulty:  801820 , date:  "2015-06-29 12:59:56" },
  { height:  538896 , difficulty:  800699 , date:  "2015-06-29 13:00:30" },
  { height:  538897 , difficulty:  802127 , date:  "2015-06-29 13:00:57" },
  { height:  538898 , difficulty:  800906 , date:  "2015-06-29 13:01:34" },
  { height:  538899 , difficulty:  798730 , date:  "2015-06-29 13:02:05" },
  { height:  538900 , difficulty:  799878 , date:  "2015-06-29 13:02:08" },
  { height:  538901 , difficulty:  796099 , date:  "2015-06-29 13:04:30" },
  { height:  538902 , difficulty:  796029 , date:  "2015-06-29 13:07:50" },
  { height:  538903 , difficulty:  795077 , date:  "2015-06-29 13:08:22" },
  { height:  538904 , difficulty:  791119 , date:  "2015-06-29 13:09:24" },
  { height:  538905 , difficulty:  793869 , date:  "2015-06-29 13:09:27" },
  { height:  538906 , difficulty:  793628 , date:  "2015-06-29 13:09:41" },
  { height:  538907 , difficulty:  794682 , date:  "2015-06-29 13:11:39" },
  { height:  538908 , difficulty:  791711 , date:  "2015-06-29 13:11:46" },
  { height:  538909 , difficulty:  790562 , date:  "2015-06-29 13:11:47" },
  { height:  538910 , difficulty:  792313 , date:  "2015-06-29 13:12:10" },
  { height:  538911 , difficulty:  791878 , date:  "2015-06-29 13:14:33" },
  { height:  538912 , difficulty:  788610 , date:  "2015-06-29 13:14:35" },
  { height:  538913 , difficulty:  790340 , date:  "2015-06-29 13:16:33" },
  { height:  538914 , difficulty:  785871 , date:  "2015-06-29 13:16:39" },
  { height:  538915 , difficulty:  787141 , date:  "2015-06-29 13:17:56" },
  { height:  538916 , difficulty:  787630 , date:  "2015-06-29 13:19:14" },
  { height:  538917 , difficulty:  787035 , date:  "2015-06-29 13:19:48" },
  { height:  538918 , difficulty:  781614 , date:  "2015-06-29 13:21:33" },
  { height:  538919 , difficulty:  780914 , date:  "2015-06-29 13:21:36" },
  { height:  538920 , difficulty:  781262 , date:  "2015-06-29 13:22:31" },
  { height:  538921 , difficulty:  781305 , date:  "2015-06-29 13:24:02" },
  { height:  538922 , difficulty:  782166 , date:  "2015-06-29 13:24:43" },
  { height:  538923 , difficulty:  778028 , date:  "2015-06-29 13:24:57" },
  { height:  538924 , difficulty:  777089 , date:  "2015-06-29 13:25:34" },
  { height:  538925 , difficulty:  777392 , date:  "2015-06-29 13:26:34" },
  { height:  538926 , difficulty:  777057 , date:  "2015-06-29 13:28:06" },
  { height:  538927 , difficulty:  763689 , date:  "2015-06-29 13:28:52" },
  { height:  538928 , difficulty:  763607 , date:  "2015-06-29 13:31:28" },
  { height:  538929 , difficulty:  762671 , date:  "2015-06-29 13:32:16" },
  { height:  538930 , difficulty:  763169 , date:  "2015-06-29 13:34:40" },
  { height:  538931 , difficulty:  763607 , date:  "2015-06-29 13:34:42" },
  { height:  538932 , difficulty:  763660 , date:  "2015-06-29 13:36:34" },
  { height:  538933 , difficulty:  764468 , date:  "2015-06-29 13:36:40" },
  { height:  538934 , difficulty:  764494 , date:  "2015-06-29 13:36:48" },
  { height:  538935 , difficulty:  759805 , date:  "2015-06-29 13:37:21" },
  { height:  538936 , difficulty:  763499 , date:  "2015-06-29 13:38:38" },
  { height:  538937 , difficulty:  763217 , date:  "2015-06-29 13:40:33" },
  { height:  538938 , difficulty:  764099 , date:  "2015-06-29 13:46:14" },
  { height:  538939 , difficulty:  762695 , date:  "2015-06-29 13:47:34" },
  { height:  538940 , difficulty:  761715 , date:  "2015-06-29 13:47:46" },
  { height:  538941 , difficulty:  758662 , date:  "2015-06-29 13:49:39" },
  { height:  538942 , difficulty:  760168 , date:  "2015-06-29 13:49:44" },
  { height:  538943 , difficulty:  758190 , date:  "2015-06-29 13:50:11" },
  { height:  538944 , difficulty:  758933 , date:  "2015-06-29 13:50:20" },
  { height:  538945 , difficulty:  757786 , date:  "2015-06-29 13:52:02" },
  { height:  538946 , difficulty:  758569 , date:  "2015-06-29 13:52:25" },
  { height:  538947 , difficulty:  756260 , date:  "2015-06-29 13:53:27" },
  { height:  538948 , difficulty:  754149 , date:  "2015-06-29 13:57:09" },
  { height:  538949 , difficulty:  753896 , date:  "2015-06-29 14:00:13" },
  { height:  538950 , difficulty:  754289 , date:  "2015-06-29 14:00:20" },
  { height:  538951 , difficulty:  753933 , date:  "2015-06-29 14:04:03" },
  { height:  538952 , difficulty:  755658 , date:  "2015-06-29 14:04:08" },
  { height:  538953 , difficulty:  755855 , date:  "2015-06-29 14:05:42" },
  { height:  538954 , difficulty:  757268 , date:  "2015-06-29 14:05:46" },
  { height:  538955 , difficulty:  759598 , date:  "2015-06-29 14:06:05" },
  { height:  538956 , difficulty:  759974 , date:  "2015-06-29 14:06:45" },
  { height:  538957 , difficulty:  759898 , date:  "2015-06-29 14:06:48" },
  { height:  538958 , difficulty:  768464 , date:  "2015-06-29 14:07:34" },
  { height:  538959 , difficulty:  766632 , date:  "2015-06-29 14:08:06" },
  { height:  538960 , difficulty:  766471 , date:  "2015-06-29 14:08:15" },
  { height:  538961 , difficulty:  763803 , date:  "2015-06-29 14:08:30" },
  { height:  538962 , difficulty:  763778 , date:  "2015-06-29 14:09:04" },
  { height:  538963 , difficulty:  767932 , date:  "2015-06-29 14:09:10" },
  { height:  538964 , difficulty:  764440 , date:  "2015-06-29 14:10:24" },
  { height:  538965 , difficulty:  763710 , date:  "2015-06-29 14:11:33" },
  { height:  538966 , difficulty:  763089 , date:  "2015-06-29 14:13:04" },
  { height:  538967 , difficulty:  756941 , date:  "2015-06-29 14:13:24" },
  { height:  538968 , difficulty:  757191 , date:  "2015-06-29 14:13:28" },
  { height:  538969 , difficulty:  755944 , date:  "2015-06-29 14:13:32" },
  { height:  538970 , difficulty:  755465 , date:  "2015-06-29 14:17:05" },
  { height:  538971 , difficulty:  755116 , date:  "2015-06-29 14:17:59" },
  { height:  538972 , difficulty:  754542 , date:  "2015-06-29 14:22:03" },
  { height:  538973 , difficulty:  754152 , date:  "2015-06-29 14:22:52" },
  { height:  538974 , difficulty:  754577 , date:  "2015-06-29 14:24:02" },
  { height:  538975 , difficulty:  755503 , date:  "2015-06-29 14:25:28" },
  { height:  538976 , difficulty:  756978 , date:  "2015-06-29 14:25:46" },
  { height:  538977 , difficulty:  755040 , date:  "2015-06-29 14:27:07" },
  { height:  538978 , difficulty:  754002 , date:  "2015-06-29 14:27:35" },
  { height:  538979 , difficulty:  754004 , date:  "2015-06-29 14:29:23" },
  { height:  538980 , difficulty:  752774 , date:  "2015-06-29 14:31:19" },
  { height:  538981 , difficulty:  753299 , date:  "2015-06-29 14:32:14" },
  { height:  538982 , difficulty:  754196 , date:  "2015-06-29 14:32:30" },
  { height:  538983 , difficulty:  756429 , date:  "2015-06-29 14:32:54" },
  { height:  538984 , difficulty:  756414 , date:  "2015-06-29 14:32:58" },
  { height:  538985 , difficulty:  757446 , date:  "2015-06-29 14:33:08" },
  { height:  538986 , difficulty:  759522 , date:  "2015-06-29 14:33:11" },
  { height:  538987 , difficulty:  757354 , date:  "2015-06-29 14:33:38" },
  { height:  538988 , difficulty:  758084 , date:  "2015-06-29 14:37:07" },
  { height:  538989 , difficulty:  759389 , date:  "2015-06-29 14:37:26" },
  { height:  538990 , difficulty:  759213 , date:  "2015-06-29 14:37:38" },
  { height:  538991 , difficulty:  759491 , date:  "2015-06-29 14:39:11" },
  { height:  538992 , difficulty:  759186 , date:  "2015-06-29 14:39:35" },
  { height:  538993 , difficulty:  760111 , date:  "2015-06-29 14:40:22" },
  { height:  538994 , difficulty:  759511 , date:  "2015-06-29 14:40:35" },
  { height:  538995 , difficulty:  759365 , date:  "2015-06-29 14:40:50" },
  { height:  538996 , difficulty:  758401 , date:  "2015-06-29 14:41:57" },
  { height:  538997 , difficulty:  758380 , date:  "2015-06-29 14:42:39" },
  { height:  538998 , difficulty:  757493 , date:  "2015-06-29 14:43:02" },
  { height:  538999 , difficulty:  758734 , date:  "2015-06-29 14:45:42" },
  { height:  539000 , difficulty:  758099 , date:  "2015-06-29 14:45:43" },
  { height:  539001 , difficulty:  757789 , date:  "2015-06-29 14:46:17" },
  { height:  539002 , difficulty:  757157 , date:  "2015-06-29 14:46:26" },
  { height:  539003 , difficulty:  756355 , date:  "2015-06-29 14:49:09" },
  { height:  539004 , difficulty:  753570 , date:  "2015-06-29 14:49:15" },
  { height:  539005 , difficulty:  752938 , date:  "2015-06-29 14:49:52" },
  { height:  539006 , difficulty:  750138 , date:  "2015-06-29 14:51:15" },
  { height:  539007 , difficulty:  750107 , date:  "2015-06-29 14:51:20" },
  { height:  539008 , difficulty:  749725 , date:  "2015-06-29 14:53:28" },
  { height:  539009 , difficulty:  751124 , date:  "2015-06-29 14:53:51" },
  { height:  539010 , difficulty:  751897 , date:  "2015-06-29 14:53:57" },
  { height:  539011 , difficulty:  751232 , date:  "2015-06-29 14:54:07" },
  { height:  539012 , difficulty:  749838 , date:  "2015-06-29 14:55:24" },
  { height:  539013 , difficulty:  750686 , date:  "2015-06-29 14:55:25" },
  { height:  539014 , difficulty:  744289 , date:  "2015-06-29 14:57:12" },
  { height:  539015 , difficulty:  743057 , date:  "2015-06-29 14:57:20" },
  { height:  539016 , difficulty:  743481 , date:  "2015-06-29 14:58:25" },
  { height:  539017 , difficulty:  743225 , date:  "2015-06-29 15:01:14" },
  { height:  539018 , difficulty:  743024 , date:  "2015-06-29 15:01:40" },
  { height:  539019 , difficulty:  744920 , date:  "2015-06-29 15:01:45" },
  { height:  539020 , difficulty:  744997 , date:  "2015-06-29 15:01:56" },
  { height:  539021 , difficulty:  743332 , date:  "2015-06-29 15:04:19" },
  { height:  539022 , difficulty:  743763 , date:  "2015-06-29 15:07:20" },
  { height:  539023 , difficulty:  745472 , date:  "2015-06-29 15:08:11" },
  { height:  539024 , difficulty:  742441 , date:  "2015-06-29 15:09:26" },
  { height:  539025 , difficulty:  739795 , date:  "2015-06-29 15:09:32" },
  { height:  539026 , difficulty:  739763 , date:  "2015-06-29 15:11:17" },
  { height:  539027 , difficulty:  736194 , date:  "2015-06-29 15:13:30" },
  { height:  539028 , difficulty:  736485 , date:  "2015-06-29 15:13:35" },
  { height:  539029 , difficulty:  735898 , date:  "2015-06-29 15:14:10" },
  { height:  539030 , difficulty:  735727 , date:  "2015-06-29 15:14:31" },
  { height:  539031 , difficulty:  735263 , date:  "2015-06-29 15:16:27" },
  { height:  539032 , difficulty:  735892 , date:  "2015-06-29 15:16:42" },
  { height:  539033 , difficulty:  736320 , date:  "2015-06-29 15:18:32" },
  { height:  539034 , difficulty:  735448 , date:  "2015-06-29 15:25:03" },
  { height:  539035 , difficulty:  735719 , date:  "2015-06-29 15:25:09" },
  { height:  539036 , difficulty:  735596 , date:  "2015-06-29 15:27:34" },
  { height:  539037 , difficulty:  735343 , date:  "2015-06-29 15:27:36" },
  { height:  539038 , difficulty:  735860 , date:  "2015-06-29 15:27:52" },
  { height:  539039 , difficulty:  735674 , date:  "2015-06-29 15:28:41" },
  { height:  539040 , difficulty:  736343 , date:  "2015-06-29 15:29:38" },
  { height:  539041 , difficulty:  735305 , date:  "2015-06-29 15:29:43" },
  { height:  539042 , difficulty:  734660 , date:  "2015-06-29 15:31:03" },
  { height:  539043 , difficulty:  736335 , date:  "2015-06-29 15:31:51" },
  { height:  539044 , difficulty:  736664 , date:  "2015-06-29 15:32:13" },
  { height:  539045 , difficulty:  736757 , date:  "2015-06-29 15:32:19" },
  { height:  539046 , difficulty:  733152 , date:  "2015-06-29 15:32:51" },
  { height:  539047 , difficulty:  732418 , date:  "2015-06-29 15:32:53" },
  { height:  539048 , difficulty:  728727 , date:  "2015-06-29 15:32:58" },
  { height:  539049 , difficulty:  733226 , date:  "2015-06-29 15:33:01" },
  { height:  539050 , difficulty:  732437 , date:  "2015-06-29 15:35:50" },
  { height:  539051 , difficulty:  730764 , date:  "2015-06-29 15:36:57" },
  { height:  539052 , difficulty:  731176 , date:  "2015-06-29 15:37:52" },
  { height:  539053 , difficulty:  730343 , date:  "2015-06-29 15:38:04" },
  { height:  539054 , difficulty:  729797 , date:  "2015-06-29 15:38:10" },
  { height:  539055 , difficulty:  727961 , date:  "2015-06-29 15:39:11" },
  { height:  539056 , difficulty:  725902 , date:  "2015-06-29 15:40:24" },
  { height:  539057 , difficulty:  725163 , date:  "2015-06-29 15:41:00" },
  { height:  539058 , difficulty:  725108 , date:  "2015-06-29 15:42:07" },
  { height:  539059 , difficulty:  724818 , date:  "2015-06-29 15:42:42" },
  { height:  539060 , difficulty:  725522 , date:  "2015-06-29 15:45:06" },
  { height:  539061 , difficulty:  725246 , date:  "2015-06-29 15:45:51" },
  { height:  539062 , difficulty:  726276 , date:  "2015-06-29 15:47:23" },
  { height:  539063 , difficulty:  726443 , date:  "2015-06-29 15:48:38" },
  { height:  539064 , difficulty:  727194 , date:  "2015-06-29 15:48:57" },
  { height:  539065 , difficulty:  726791 , date:  "2015-06-29 15:49:53" },
  { height:  539066 , difficulty:  727443 , date:  "2015-06-29 15:49:59" },
  { height:  539067 , difficulty:  725810 , date:  "2015-06-29 15:50:25" },
  { height:  539068 , difficulty:  727274 , date:  "2015-06-29 15:50:52" },
  { height:  539069 , difficulty:  726435 , date:  "2015-06-29 15:51:07" },
  { height:  539070 , difficulty:  726901 , date:  "2015-06-29 15:51:12" },
  { height:  539071 , difficulty:  727242 , date:  "2015-06-29 15:51:49" },
  { height:  539072 , difficulty:  726205 , date:  "2015-06-29 15:52:17" },
  { height:  539073 , difficulty:  733085 , date:  "2015-06-29 15:52:31" },
  { height:  539074 , difficulty:  733125 , date:  "2015-06-29 15:53:28" },
  { height:  539075 , difficulty:  731126 , date:  "2015-06-29 15:55:54" },
  { height:  539076 , difficulty:  733099 , date:  "2015-06-29 15:56:54" },
  { height:  539077 , difficulty:  732367 , date:  "2015-06-29 15:57:00" },
  { height:  539078 , difficulty:  732834 , date:  "2015-06-29 15:57:22" },
  { height:  539079 , difficulty:  731865 , date:  "2015-06-29 15:59:52" },
  { height:  539080 , difficulty:  732306 , date:  "2015-06-29 16:00:32" },
  { height:  539081 , difficulty:  732621 , date:  "2015-06-29 16:00:53" },
  { height:  539082 , difficulty:  731870 , date:  "2015-06-29 16:03:40" },
  { height:  539083 , difficulty:  732424 , date:  "2015-06-29 16:04:08" },
  { height:  539084 , difficulty:  730223 , date:  "2015-06-29 16:05:31" },
  { height:  539085 , difficulty:  732446 , date:  "2015-06-29 16:06:48" },
  { height:  539086 , difficulty:  732700 , date:  "2015-06-29 16:06:54" },
  { height:  539087 , difficulty:  733815 , date:  "2015-06-29 16:09:22" },
  { height:  539088 , difficulty:  732586 , date:  "2015-06-29 16:10:15" },
  { height:  539089 , difficulty:  734805 , date:  "2015-06-29 16:11:07" },
  { height:  539090 , difficulty:  733081 , date:  "2015-06-29 16:11:11" },
  { height:  539091 , difficulty:  733788 , date:  "2015-06-29 16:11:18" },
  { height:  539092 , difficulty:  732674 , date:  "2015-06-29 16:11:42" },
  { height:  539093 , difficulty:  731708 , date:  "2015-06-29 16:13:27" },
  { height:  539094 , difficulty:  732263 , date:  "2015-06-29 16:13:30" },
  { height:  539095 , difficulty:  733043 , date:  "2015-06-29 16:13:31" },
  { height:  539096 , difficulty:  733300 , date:  "2015-06-29 16:13:41" },
  { height:  539097 , difficulty:  730999 , date:  "2015-06-29 16:15:20" },
  { height:  539098 , difficulty:  728159 , date:  "2015-06-29 16:15:49" },
  { height:  539099 , difficulty:  727296 , date:  "2015-06-29 16:15:53" },
  { height:  539100 , difficulty:  728776 , date:  "2015-06-29 16:16:28" },
  { height:  539101 , difficulty:  728742 , date:  "2015-06-29 16:17:08" },
  { height:  539102 , difficulty:  727762 , date:  "2015-06-29 16:17:27" },
  { height:  539103 , difficulty:  728502 , date:  "2015-06-29 16:17:53" },
  { height:  539104 , difficulty:  728348 , date:  "2015-06-29 16:18:50" },
  { height:  539105 , difficulty:  729032 , date:  "2015-06-29 16:18:53" },
  { height:  539106 , difficulty:  731816 , date:  "2015-06-29 16:18:56" },
  { height:  539107 , difficulty:  732736 , date:  "2015-06-29 16:19:05" },
  { height:  539108 , difficulty:  732703 , date:  "2015-06-29 16:21:02" },
  { height:  539109 , difficulty:  731049 , date:  "2015-06-29 16:21:07" },
  { height:  539110 , difficulty:  724577 , date:  "2015-06-29 16:21:10" },
  { height:  539111 , difficulty:  724593 , date:  "2015-06-29 16:21:57" },
  { height:  539112 , difficulty:  722281 , date:  "2015-06-29 16:24:01" },
  { height:  539113 , difficulty:  722082 , date:  "2015-06-29 16:26:00" },
  { height:  539114 , difficulty:  722763 , date:  "2015-06-29 16:29:01" },
  { height:  539115 , difficulty:  721825 , date:  "2015-06-29 16:29:22" },
  { height:  539116 , difficulty:  721140 , date:  "2015-06-29 16:29:30" },
  { height:  539117 , difficulty:  722224 , date:  "2015-06-29 16:30:07" },
  { height:  539118 , difficulty:  720709 , date:  "2015-06-29 16:32:30" },
  { height:  539119 , difficulty:  723521 , date:  "2015-06-29 16:33:11" },
  { height:  539120 , difficulty:  722990 , date:  "2015-06-29 16:33:40" },
  { height:  539121 , difficulty:  723586 , date:  "2015-06-29 16:36:50" },
  { height:  539122 , difficulty:  722992 , date:  "2015-06-29 16:37:16" },
  { height:  539123 , difficulty:  726296 , date:  "2015-06-29 16:40:13" },
  { height:  539124 , difficulty:  726994 , date:  "2015-06-29 16:44:07" },
  { height:  539125 , difficulty:  728858 , date:  "2015-06-29 16:44:23" },
  { height:  539126 , difficulty:  726282 , date:  "2015-06-29 16:45:47" },
  { height:  539127 , difficulty:  724907 , date:  "2015-06-29 16:45:56" },
  { height:  539128 , difficulty:  725043 , date:  "2015-06-29 16:46:19" },
  { height:  539129 , difficulty:  724998 , date:  "2015-06-29 16:49:49" },
  { height:  539130 , difficulty:  729570 , date:  "2015-06-29 16:49:54" },
  { height:  539131 , difficulty:  728657 , date:  "2015-06-29 16:51:13" },
  { height:  539132 , difficulty:  728029 , date:  "2015-06-29 16:51:14" },
  { height:  539133 , difficulty:  727275 , date:  "2015-06-29 16:51:27" },
  { height:  539134 , difficulty:  726410 , date:  "2015-06-29 16:51:32" },
  { height:  539135 , difficulty:  727710 , date:  "2015-06-29 16:51:45" },
  { height:  539136 , difficulty:  725217 , date:  "2015-06-29 16:52:09" },
  { height:  539137 , difficulty:  724835 , date:  "2015-06-29 16:52:43" },
  { height:  539138 , difficulty:  723477 , date:  "2015-06-29 16:53:16" },
  { height:  539139 , difficulty:  724147 , date:  "2015-06-29 16:55:28" },
  { height:  539140 , difficulty:  723724 , date:  "2015-06-29 16:56:48" },
  { height:  539141 , difficulty:  722676 , date:  "2015-06-29 16:56:51" },
  { height:  539142 , difficulty:  723052 , date:  "2015-06-29 17:00:25" },
  { height:  539143 , difficulty:  722925 , date:  "2015-06-29 17:01:29" },
  { height:  539144 , difficulty:  726156 , date:  "2015-06-29 17:01:34" },
  { height:  539145 , difficulty:  730322 , date:  "2015-06-29 17:02:48" },
  { height:  539146 , difficulty:  730653 , date:  "2015-06-29 17:02:56" },
  { height:  539147 , difficulty:  730402 , date:  "2015-06-29 17:03:25" },
  { height:  539148 , difficulty:  731112 , date:  "2015-06-29 17:03:50" },
  { height:  539149 , difficulty:  732707 , date:  "2015-06-29 17:04:29" },
  { height:  539150 , difficulty:  733283 , date:  "2015-06-29 17:04:40" },
  { height:  539151 , difficulty:  731372 , date:  "2015-06-29 17:05:27" },
  { height:  539152 , difficulty:  730783 , date:  "2015-06-29 17:06:11" },
  { height:  539153 , difficulty:  732335 , date:  "2015-06-29 17:06:12" },
  { height:  539154 , difficulty:  732741 , date:  "2015-06-29 17:07:44" },
  { height:  539155 , difficulty:  732124 , date:  "2015-06-29 17:07:50" },
  { height:  539156 , difficulty:  731307 , date:  "2015-06-29 17:08:14" },
  { height:  539157 , difficulty:  735217 , date:  "2015-06-29 17:09:11" },
  { height:  539158 , difficulty:  732429 , date:  "2015-06-29 17:09:38" },
  { height:  539159 , difficulty:  731882 , date:  "2015-06-29 17:09:45" },
  { height:  539160 , difficulty:  730783 , date:  "2015-06-29 17:11:17" },
  { height:  539161 , difficulty:  730041 , date:  "2015-06-29 17:11:26" },
  { height:  539162 , difficulty:  729772 , date:  "2015-06-29 17:12:25" },
  { height:  539163 , difficulty:  727548 , date:  "2015-06-29 17:13:29" },
  { height:  539164 , difficulty:  727896 , date:  "2015-06-29 17:13:34" },
  { height:  539165 , difficulty:  727307 , date:  "2015-06-29 17:14:27" },
  { height:  539166 , difficulty:  729926 , date:  "2015-06-29 17:14:39" },
  { height:  539167 , difficulty:  729915 , date:  "2015-06-29 17:17:15" },
  { height:  539168 , difficulty:  729588 , date:  "2015-06-29 17:17:22" },
  { height:  539169 , difficulty:  731066 , date:  "2015-06-29 17:17:42" },
  { height:  539170 , difficulty:  730868 , date:  "2015-06-29 17:18:43" },
  { height:  539171 , difficulty:  730871 , date:  "2015-06-29 17:18:55" },
  { height:  539172 , difficulty:  731736 , date:  "2015-06-29 17:21:32" },
  { height:  539173 , difficulty:  730563 , date:  "2015-06-29 17:22:54" },
  { height:  539174 , difficulty:  730320 , date:  "2015-06-29 17:22:55" },
  { height:  539175 , difficulty:  730057 , date:  "2015-06-29 17:23:47" },
  { height:  539176 , difficulty:  730662 , date:  "2015-06-29 17:23:49" },
  { height:  539177 , difficulty:  729801 , date:  "2015-06-29 17:23:59" },
  { height:  539178 , difficulty:  729761 , date:  "2015-06-29 17:24:09" },
  { height:  539179 , difficulty:  730095 , date:  "2015-06-29 17:26:02" },
  { height:  539180 , difficulty:  730429 , date:  "2015-06-29 17:26:04" },
  { height:  539181 , difficulty:  733378 , date:  "2015-06-29 17:28:21" },
  { height:  539182 , difficulty:  733170 , date:  "2015-06-29 17:28:40" },
  { height:  539183 , difficulty:  734227 , date:  "2015-06-29 17:29:09" },
  { height:  539184 , difficulty:  733128 , date:  "2015-06-29 17:29:38" },
  { height:  539185 , difficulty:  732897 , date:  "2015-06-29 17:31:08" },
  { height:  539186 , difficulty:  732675 , date:  "2015-06-29 17:31:19" },
  { height:  539187 , difficulty:  732343 , date:  "2015-06-29 17:31:24" },
  { height:  539188 , difficulty:  729910 , date:  "2015-06-29 17:32:05" },
  { height:  539189 , difficulty:  727636 , date:  "2015-06-29 17:32:11" },
  { height:  539190 , difficulty:  724401 , date:  "2015-06-29 17:33:32" },
  { height:  539191 , difficulty:  724066 , date:  "2015-06-29 17:33:57" },
  { height:  539192 , difficulty:  724380 , date:  "2015-06-29 17:36:19" },
  { height:  539193 , difficulty:  723593 , date:  "2015-06-29 17:36:25" },
  { height:  539194 , difficulty:  722426 , date:  "2015-06-29 17:36:30" },
  { height:  539195 , difficulty:  721557 , date:  "2015-06-29 17:36:40" },
  { height:  539196 , difficulty:  725013 , date:  "2015-06-29 17:37:18" },
  { height:  539197 , difficulty:  721738 , date:  "2015-06-29 17:38:35" },
  { height:  539198 , difficulty:  723741 , date:  "2015-06-29 17:38:38" },
  { height:  539199 , difficulty:  720608 , date:  "2015-06-29 17:40:43" },
  { height:  539200 , difficulty:  720662 , date:  "2015-06-29 17:40:49" },
  { height:  539201 , difficulty:  720543 , date:  "2015-06-29 17:44:06" },
  { height:  539202 , difficulty:  718952 , date:  "2015-06-29 17:47:16" },
  { height:  539203 , difficulty:  720058 , date:  "2015-06-29 17:48:01" },
  { height:  539204 , difficulty:  719556 , date:  "2015-06-29 17:48:09" },
  { height:  539205 , difficulty:  721924 , date:  "2015-06-29 17:49:08" },
  { height:  539206 , difficulty:  721741 , date:  "2015-06-29 17:49:12" },
  { height:  539207 , difficulty:  720477 , date:  "2015-06-29 17:51:21" },
  { height:  539208 , difficulty:  720463 , date:  "2015-06-29 17:51:23" },
  { height:  539209 , difficulty:  720322 , date:  "2015-06-29 17:53:09" },
  { height:  539210 , difficulty:  722250 , date:  "2015-06-29 17:53:49" },
  { height:  539211 , difficulty:  723012 , date:  "2015-06-29 17:54:47" },
  { height:  539212 , difficulty:  722720 , date:  "2015-06-29 17:56:24" },
  { height:  539213 , difficulty:  723333 , date:  "2015-06-29 17:57:35" },
  { height:  539214 , difficulty:  723289 , date:  "2015-06-29 17:58:02" },
  { height:  539215 , difficulty:  720827 , date:  "2015-06-29 17:58:30" },
  { height:  539216 , difficulty:  720012 , date:  "2015-06-29 17:58:43" },
  { height:  539217 , difficulty:  721477 , date:  "2015-06-29 17:58:47" },
  { height:  539218 , difficulty:  717499 , date:  "2015-06-29 18:01:06" },
  { height:  539219 , difficulty:  717022 , date:  "2015-06-29 18:02:28" },
  { height:  539220 , difficulty:  719722 , date:  "2015-06-29 18:05:20" },
  { height:  539221 , difficulty:  720020 , date:  "2015-06-29 18:05:27" },
  { height:  539222 , difficulty:  721364 , date:  "2015-06-29 18:07:26" },
  { height:  539223 , difficulty:  721952 , date:  "2015-06-29 18:07:54" },
  { height:  539224 , difficulty:  721330 , date:  "2015-06-29 18:09:16" },
  { height:  539225 , difficulty:  723304 , date:  "2015-06-29 18:10:10" },
  { height:  539226 , difficulty:  725291 , date:  "2015-06-29 18:10:39" },
  { height:  539227 , difficulty:  725452 , date:  "2015-06-29 18:11:04" },
  { height:  539228 , difficulty:  725391 , date:  "2015-06-29 18:11:11" },
  { height:  539229 , difficulty:  726379 , date:  "2015-06-29 18:11:48" },
  { height:  539230 , difficulty:  725734 , date:  "2015-06-29 18:12:15" },
  { height:  539231 , difficulty:  728347 , date:  "2015-06-29 18:12:18" },
  { height:  539232 , difficulty:  728326 , date:  "2015-06-29 18:13:00" },
  { height:  539233 , difficulty:  728542 , date:  "2015-06-29 18:13:54" },
  { height:  539234 , difficulty:  728492 , date:  "2015-06-29 18:14:00" },
  { height:  539235 , difficulty:  729718 , date:  "2015-06-29 18:14:40" },
  { height:  539236 , difficulty:  728202 , date:  "2015-06-29 18:14:51" },
  { height:  539237 , difficulty:  728519 , date:  "2015-06-29 18:15:03" },
  { height:  539238 , difficulty:  730970 , date:  "2015-06-29 18:15:14" },
  { height:  539239 , difficulty:  730950 , date:  "2015-06-29 18:15:28" },
  { height:  539240 , difficulty:  731398 , date:  "2015-06-29 18:15:31" },
  { height:  539241 , difficulty:  731058 , date:  "2015-06-29 18:16:03" },
  { height:  539242 , difficulty:  730894 , date:  "2015-06-29 18:16:24" },
  { height:  539243 , difficulty:  730581 , date:  "2015-06-29 18:17:16" },
  { height:  539244 , difficulty:  730696 , date:  "2015-06-29 18:17:30" },
  { height:  539245 , difficulty:  734249 , date:  "2015-06-29 18:21:34" },
  { height:  539246 , difficulty:  732995 , date:  "2015-06-29 18:21:35" },
  { height:  539247 , difficulty:  733357 , date:  "2015-06-29 18:22:16" },
  { height:  539248 , difficulty:  730778 , date:  "2015-06-29 18:22:19" },
  { height:  539249 , difficulty:  729143 , date:  "2015-06-29 18:23:39" },
  { height:  539250 , difficulty:  730705 , date:  "2015-06-29 18:24:20" },
  { height:  539251 , difficulty:  729768 , date:  "2015-06-29 18:26:59" },
  { height:  539252 , difficulty:  730382 , date:  "2015-06-29 18:28:03" },
  { height:  539253 , difficulty:  734885 , date:  "2015-06-29 18:29:00" },
  { height:  539254 , difficulty:  734541 , date:  "2015-06-29 18:29:53" },
  { height:  539255 , difficulty:  734269 , date:  "2015-06-29 18:29:55" },
  { height:  539256 , difficulty:  734095 , date:  "2015-06-29 18:31:05" },
  { height:  539257 , difficulty:  732160 , date:  "2015-06-29 18:31:46" },
  { height:  539258 , difficulty:  734328 , date:  "2015-06-29 18:32:47" },
  { height:  539259 , difficulty:  734048 , date:  "2015-06-29 18:33:37" },
  { height:  539260 , difficulty:  734145 , date:  "2015-06-29 18:33:50" },
  { height:  539261 , difficulty:  732769 , date:  "2015-06-29 18:35:12" },
  { height:  539262 , difficulty:  734239 , date:  "2015-06-29 18:35:30" },
  { height:  539263 , difficulty:  734030 , date:  "2015-06-29 18:36:50" },
  { height:  539264 , difficulty:  734724 , date:  "2015-06-29 18:37:17" },
  { height:  539265 , difficulty:  736423 , date:  "2015-06-29 18:37:23" },
  { height:  539266 , difficulty:  737590 , date:  "2015-06-29 18:38:02" },
  { height:  539267 , difficulty:  738225 , date:  "2015-06-29 18:38:22" },
  { height:  539268 , difficulty:  735368 , date:  "2015-06-29 18:41:49" },
  { height:  539269 , difficulty:  735959 , date:  "2015-06-29 18:41:55" },
  { height:  539270 , difficulty:  736687 , date:  "2015-06-29 18:43:59" },
  { height:  539271 , difficulty:  737376 , date:  "2015-06-29 18:46:42" },
  { height:  539272 , difficulty:  736512 , date:  "2015-06-29 18:46:50" },
  { height:  539273 , difficulty:  735682 , date:  "2015-06-29 18:48:08" },
  { height:  539274 , difficulty:  735520 , date:  "2015-06-29 18:49:19" },
  { height:  539275 , difficulty:  733095 , date:  "2015-06-29 18:49:56" },
  { height:  539276 , difficulty:  735175 , date:  "2015-06-29 18:53:07" },
  { height:  539277 , difficulty:  731286 , date:  "2015-06-29 18:53:26" },
  { height:  539278 , difficulty:  730559 , date:  "2015-06-29 18:54:10" },
  { height:  539279 , difficulty:  732551 , date:  "2015-06-29 18:54:14" },
  { height:  539280 , difficulty:  732258 , date:  "2015-06-29 18:54:17" },
  { height:  539281 , difficulty:  732378 , date:  "2015-06-29 18:55:07" },
  { height:  539282 , difficulty:  732421 , date:  "2015-06-29 18:56:39" },
  { height:  539283 , difficulty:  731177 , date:  "2015-06-29 18:57:55" },
  { height:  539284 , difficulty:  731816 , date:  "2015-06-29 18:58:09" },
  { height:  539285 , difficulty:  732052 , date:  "2015-06-29 18:58:48" },
  { height:  539286 , difficulty:  731123 , date:  "2015-06-29 18:59:09" },
  { height:  539287 , difficulty:  730706 , date:  "2015-06-29 18:59:14" },
  { height:  539288 , difficulty:  728802 , date:  "2015-06-29 18:59:20" },
  { height:  539289 , difficulty:  728688 , date:  "2015-06-29 19:01:39" },
  { height:  539290 , difficulty:  728651 , date:  "2015-06-29 19:04:02" },
  { height:  539291 , difficulty:  727989 , date:  "2015-06-29 19:04:11" },
  { height:  539292 , difficulty:  732982 , date:  "2015-06-29 19:05:16" },
  { height:  539293 , difficulty:  738070 , date:  "2015-06-29 19:06:57" },
  { height:  539294 , difficulty:  735757 , date:  "2015-06-29 19:06:58" },
  { height:  539295 , difficulty:  734884 , date:  "2015-06-29 19:08:03" },
  { height:  539296 , difficulty:  731513 , date:  "2015-06-29 19:12:09" },
  { height:  539297 , difficulty:  731361 , date:  "2015-06-29 19:13:01" },
  { height:  539298 , difficulty:  729530 , date:  "2015-06-29 19:13:27" },
  { height:  539299 , difficulty:  730423 , date:  "2015-06-29 19:13:33" },
  { height:  539300 , difficulty:  729517 , date:  "2015-06-29 19:14:33" },
  { height:  539301 , difficulty:  728885 , date:  "2015-06-29 19:15:24" },
  { height:  539302 , difficulty:  729126 , date:  "2015-06-29 19:16:04" },
  { height:  539303 , difficulty:  731014 , date:  "2015-06-29 19:16:16" },
  { height:  539304 , difficulty:  730765 , date:  "2015-06-29 19:17:06" },
  { height:  539305 , difficulty:  732388 , date:  "2015-06-29 19:17:23" },
  { height:  539306 , difficulty:  732400 , date:  "2015-06-29 19:19:04" },
  { height:  539307 , difficulty:  732383 , date:  "2015-06-29 19:19:06" },
  { height:  539308 , difficulty:  732139 , date:  "2015-06-29 19:22:19" },
  { height:  539309 , difficulty:  731784 , date:  "2015-06-29 19:22:58" },
  { height:  539310 , difficulty:  731639 , date:  "2015-06-29 19:24:43" },
  { height:  539311 , difficulty:  730888 , date:  "2015-06-29 19:25:06" },
  { height:  539312 , difficulty:  731703 , date:  "2015-06-29 19:26:22" },
  { height:  539313 , difficulty:  731435 , date:  "2015-06-29 19:27:38" },
  { height:  539314 , difficulty:  732703 , date:  "2015-06-29 19:29:14" },
  { height:  539315 , difficulty:  733591 , date:  "2015-06-29 19:30:21" },
  { height:  539316 , difficulty:  734945 , date:  "2015-06-29 19:35:01" },
  { height:  539317 , difficulty:  735068 , date:  "2015-06-29 19:35:08" },
  { height:  539318 , difficulty:  736560 , date:  "2015-06-29 19:35:15" },
  { height:  539319 , difficulty:  735376 , date:  "2015-06-29 19:36:02" },
  { height:  539320 , difficulty:  735691 , date:  "2015-06-29 19:36:27" },
  { height:  539321 , difficulty:  730855 , date:  "2015-06-29 19:36:33" },
  { height:  539322 , difficulty:  730807 , date:  "2015-06-29 19:37:27" },
  { height:  539323 , difficulty:  731120 , date:  "2015-06-29 19:40:03" },
  { height:  539324 , difficulty:  733035 , date:  "2015-06-29 19:40:10" },
  { height:  539325 , difficulty:  731408 , date:  "2015-06-29 19:40:15" },
  { height:  539326 , difficulty:  732863 , date:  "2015-06-29 19:42:39" },
  { height:  539327 , difficulty:  729636 , date:  "2015-06-29 19:42:48" },
  { height:  539328 , difficulty:  728305 , date:  "2015-06-29 19:43:25" },
  { height:  539329 , difficulty:  728943 , date:  "2015-06-29 19:43:58" },
  { height:  539330 , difficulty:  728461 , date:  "2015-06-29 19:44:01" },
  { height:  539331 , difficulty:  728569 , date:  "2015-06-29 19:50:39" },
  { height:  539332 , difficulty:  727614 , date:  "2015-06-29 19:50:42" },
  { height:  539333 , difficulty:  726943 , date:  "2015-06-29 19:50:51" },
  { height:  539334 , difficulty:  725635 , date:  "2015-06-29 19:51:38" },
  { height:  539335 , difficulty:  725401 , date:  "2015-06-29 19:54:05" },
  { height:  539336 , difficulty:  725393 , date:  "2015-06-29 19:56:15" },
  { height:  539337 , difficulty:  725306 , date:  "2015-06-29 19:57:38" },
  { height:  539338 , difficulty:  725354 , date:  "2015-06-29 19:57:47" },
  { height:  539339 , difficulty:  724330 , date:  "2015-06-29 19:59:06" },
  { height:  539340 , difficulty:  724190 , date:  "2015-06-29 20:00:11" },
  { height:  539341 , difficulty:  724734 , date:  "2015-06-29 20:00:16" },
  { height:  539342 , difficulty:  728960 , date:  "2015-06-29 20:01:49" },
  { height:  539343 , difficulty:  728968 , date:  "2015-06-29 20:03:09" },
  { height:  539344 , difficulty:  724967 , date:  "2015-06-29 20:04:10" },
  { height:  539345 , difficulty:  726191 , date:  "2015-06-29 20:04:12" },
  { height:  539346 , difficulty:  724698 , date:  "2015-06-29 20:04:21" },
  { height:  539347 , difficulty:  723267 , date:  "2015-06-29 20:04:52" },
  { height:  539348 , difficulty:  723751 , date:  "2015-06-29 20:05:40" },
  { height:  539349 , difficulty:  722168 , date:  "2015-06-29 20:06:17" },
  { height:  539350 , difficulty:  722048 , date:  "2015-06-29 20:06:21" },
  { height:  539351 , difficulty:  721846 , date:  "2015-06-29 20:07:05" },
  { height:  539352 , difficulty:  722439 , date:  "2015-06-29 20:07:10" },
  { height:  539353 , difficulty:  723383 , date:  "2015-06-29 20:09:06" },
  { height:  539354 , difficulty:  723317 , date:  "2015-06-29 20:09:11" },
  { height:  539355 , difficulty:  723222 , date:  "2015-06-29 20:09:56" },
  { height:  539356 , difficulty:  726697 , date:  "2015-06-29 20:11:43" },
  { height:  539357 , difficulty:  726143 , date:  "2015-06-29 20:12:31" },
  { height:  539358 , difficulty:  729094 , date:  "2015-06-29 20:13:14" },
  { height:  539359 , difficulty:  729936 , date:  "2015-06-29 20:16:38" },
  { height:  539360 , difficulty:  730084 , date:  "2015-06-29 20:16:58" },
  { height:  539361 , difficulty:  731584 , date:  "2015-06-29 20:17:16" },
  { height:  539362 , difficulty:  731502 , date:  "2015-06-29 20:18:14" },
  { height:  539363 , difficulty:  732948 , date:  "2015-06-29 20:18:18" },
  { height:  539364 , difficulty:  741128 , date:  "2015-06-29 20:18:45" },
  { height:  539365 , difficulty:  744207 , date:  "2015-06-29 20:18:55" },
  { height:  539366 , difficulty:  741534 , date:  "2015-06-29 20:19:54" },
  { height:  539367 , difficulty:  742059 , date:  "2015-06-29 20:20:01" },
  { height:  539368 , difficulty:  749190 , date:  "2015-06-29 20:20:32" },
  { height:  539369 , difficulty:  747940 , date:  "2015-06-29 20:20:37" },
  { height:  539370 , difficulty:  748324 , date:  "2015-06-29 20:22:31" },
  { height:  539371 , difficulty:  749519 , date:  "2015-06-29 20:23:06" },
  { height:  539372 , difficulty:  744646 , date:  "2015-06-29 20:23:11" },
  { height:  539373 , difficulty:  749652 , date:  "2015-06-29 20:23:57" },
  { height:  539374 , difficulty:  749005 , date:  "2015-06-29 20:24:31" },
  { height:  539375 , difficulty:  748727 , date:  "2015-06-29 20:24:36" },
  { height:  539376 , difficulty:  752030 , date:  "2015-06-29 20:25:11" },
  { height:  539377 , difficulty:  750991 , date:  "2015-06-29 20:26:51" },
  { height:  539378 , difficulty:  750584 , date:  "2015-06-29 20:27:54" },
  { height:  539379 , difficulty:  753744 , date:  "2015-06-29 20:28:00" },
  { height:  539380 , difficulty:  756078 , date:  "2015-06-29 20:28:02" },
  { height:  539381 , difficulty:  757244 , date:  "2015-06-29 20:28:25" },
  { height:  539382 , difficulty:  756794 , date:  "2015-06-29 20:28:39" },
  { height:  539383 , difficulty:  756780 , date:  "2015-06-29 20:28:56" },
  { height:  539384 , difficulty:  752921 , date:  "2015-06-29 20:32:50" },
  { height:  539385 , difficulty:  752347 , date:  "2015-06-29 20:35:07" },
  { height:  539386 , difficulty:  750117 , date:  "2015-06-29 20:35:10" },
  { height:  539387 , difficulty:  749684 , date:  "2015-06-29 20:38:15" },
  { height:  539388 , difficulty:  748056 , date:  "2015-06-29 20:38:48" },
  { height:  539389 , difficulty:  748763 , date:  "2015-06-29 20:40:37" },
  { height:  539390 , difficulty:  747362 , date:  "2015-06-29 20:41:25" },
  { height:  539391 , difficulty:  747102 , date:  "2015-06-29 20:43:07" },
  { height:  539392 , difficulty:  741832 , date:  "2015-06-29 20:44:43" },
  { height:  539393 , difficulty:  741616 , date:  "2015-06-29 20:45:13" },
  { height:  539394 , difficulty:  744110 , date:  "2015-06-29 20:45:16" },
  { height:  539395 , difficulty:  743031 , date:  "2015-06-29 20:46:03" },
  { height:  539396 , difficulty:  744908 , date:  "2015-06-29 20:46:50" },
  { height:  539397 , difficulty:  745754 , date:  "2015-06-29 20:46:53" },
  { height:  539398 , difficulty:  744742 , date:  "2015-06-29 20:47:05" },
  { height:  539399 , difficulty:  741767 , date:  "2015-06-29 21:02:37" },
  { height:  539400 , difficulty:  741631 , date:  "2015-06-29 21:06:19" },
  { height:  539401 , difficulty:  741451 , date:  "2015-06-29 21:06:23" },
  { height:  539402 , difficulty:  738685 , date:  "2015-06-29 21:06:55" },
  { height:  539403 , difficulty:  738761 , date:  "2015-06-29 21:12:15" },
  { height:  539404 , difficulty:  742647 , date:  "2015-06-29 21:16:03" },
  { height:  539405 , difficulty:  743948 , date:  "2015-06-29 21:17:33" },
  { height:  539406 , difficulty:  744849 , date:  "2015-06-29 21:17:42" },
  { height:  539407 , difficulty:  738342 , date:  "2015-06-29 21:21:04" },
  { height:  539408 , difficulty:  738760 , date:  "2015-06-29 21:21:09" },
  { height:  539409 , difficulty:  738758 , date:  "2015-06-29 21:21:37" },
  { height:  539410 , difficulty:  738832 , date:  "2015-06-29 21:22:03" },
  { height:  539411 , difficulty:  737137 , date:  "2015-06-29 21:22:19" },
  { height:  539412 , difficulty:  735942 , date:  "2015-06-29 21:22:30" },
  { height:  539413 , difficulty:  734201 , date:  "2015-06-29 21:23:22" },
  { height:  539414 , difficulty:  734591 , date:  "2015-06-29 21:23:53" },
  { height:  539415 , difficulty:  736776 , date:  "2015-06-29 21:24:05" },
  { height:  539416 , difficulty:  735279 , date:  "2015-06-29 21:24:17" },
  { height:  539417 , difficulty:  735368 , date:  "2015-06-29 21:26:02" },
  { height:  539418 , difficulty:  735237 , date:  "2015-06-29 21:26:09" },
  { height:  539419 , difficulty:  733862 , date:  "2015-06-29 21:26:31" },
  { height:  539420 , difficulty:  732931 , date:  "2015-06-29 21:30:32" },
  { height:  539421 , difficulty:  732828 , date:  "2015-06-29 21:31:06" },
  { height:  539422 , difficulty:  733217 , date:  "2015-06-29 21:31:34" },
  { height:  539423 , difficulty:  735446 , date:  "2015-06-29 21:32:27" },
  { height:  539424 , difficulty:  735383 , date:  "2015-06-29 21:32:35" },
  { height:  539425 , difficulty:  734645 , date:  "2015-06-29 21:33:51" },
  { height:  539426 , difficulty:  735255 , date:  "2015-06-29 21:38:23" },
  { height:  539427 , difficulty:  735509 , date:  "2015-06-29 21:38:24" },
  { height:  539428 , difficulty:  738883 , date:  "2015-06-29 21:39:32" },
  { height:  539429 , difficulty:  738532 , date:  "2015-06-29 21:41:51" },
  { height:  539430 , difficulty:  738878 , date:  "2015-06-29 21:42:58" },
  { height:  539431 , difficulty:  743685 , date:  "2015-06-29 21:43:15" },
  { height:  539432 , difficulty:  744758 , date:  "2015-06-29 21:44:03" },
  { height:  539433 , difficulty:  743611 , date:  "2015-06-29 21:45:08" },
  { height:  539434 , difficulty:  742989 , date:  "2015-06-29 21:47:21" },
  { height:  539435 , difficulty:  744159 , date:  "2015-06-29 21:47:32" },
  { height:  539436 , difficulty:  748449 , date:  "2015-06-29 21:48:29" },
  { height:  539437 , difficulty:  748012 , date:  "2015-06-29 21:49:38" },
  { height:  539438 , difficulty:  748027 , date:  "2015-06-29 21:50:04" },
  { height:  539439 , difficulty:  749260 , date:  "2015-06-29 21:50:16" },
  { height:  539440 , difficulty:  748662 , date:  "2015-06-29 21:50:17" },
  { height:  539441 , difficulty:  748781 , date:  "2015-06-29 21:50:43" },
  { height:  539442 , difficulty:  748441 , date:  "2015-06-29 21:52:59" },
  { height:  539443 , difficulty:  750894 , date:  "2015-06-29 21:53:30" },
  { height:  539444 , difficulty:  751244 , date:  "2015-06-29 21:53:32" },
  { height:  539445 , difficulty:  751198 , date:  "2015-06-29 21:55:32" },
  { height:  539446 , difficulty:  749824 , date:  "2015-06-29 21:55:45" },
  { height:  539447 , difficulty:  750427 , date:  "2015-06-29 21:58:59" },
  { height:  539448 , difficulty:  750255 , date:  "2015-06-29 21:59:06" },
  { height:  539449 , difficulty:  752491 , date:  "2015-06-29 22:01:31" },
  { height:  539450 , difficulty:  752414 , date:  "2015-06-29 22:01:32" },
  { height:  539451 , difficulty:  752332 , date:  "2015-06-29 22:03:03" },
  { height:  539452 , difficulty:  752743 , date:  "2015-06-29 22:05:11" },
  { height:  539453 , difficulty:  752128 , date:  "2015-06-29 22:05:13" },
  { height:  539454 , difficulty:  751174 , date:  "2015-06-29 22:05:15" },
  { height:  539455 , difficulty:  751315 , date:  "2015-06-29 22:05:45" },
  { height:  539456 , difficulty:  751236 , date:  "2015-06-29 22:06:05" },
  { height:  539457 , difficulty:  753415 , date:  "2015-06-29 22:06:52" },
  { height:  539458 , difficulty:  753127 , date:  "2015-06-29 22:08:56" },
  { height:  539459 , difficulty:  753090 , date:  "2015-06-29 22:08:58" },
  { height:  539460 , difficulty:  748775 , date:  "2015-06-29 22:11:16" },
  { height:  539461 , difficulty:  746869 , date:  "2015-06-29 22:12:06" },
  { height:  539462 , difficulty:  747022 , date:  "2015-06-29 22:14:05" },
  { height:  539463 , difficulty:  743848 , date:  "2015-06-29 22:15:26" },
  { height:  539464 , difficulty:  746987 , date:  "2015-06-29 22:15:32" },
  { height:  539465 , difficulty:  745300 , date:  "2015-06-29 22:16:00" },
  { height:  539466 , difficulty:  745442 , date:  "2015-06-29 22:16:34" },
  { height:  539467 , difficulty:  745072 , date:  "2015-06-29 22:16:53" },
  { height:  539468 , difficulty:  743035 , date:  "2015-06-29 22:16:56" },
  { height:  539469 , difficulty:  744005 , date:  "2015-06-29 22:17:40" },
  { height:  539470 , difficulty:  743935 , date:  "2015-06-29 22:18:51" },
  { height:  539471 , difficulty:  746824 , date:  "2015-06-29 22:19:26" },
  { height:  539472 , difficulty:  745766 , date:  "2015-06-29 22:19:48" },
  { height:  539473 , difficulty:  745763 , date:  "2015-06-29 22:20:10" },
  { height:  539474 , difficulty:  746417 , date:  "2015-06-29 22:20:51" },
  { height:  539475 , difficulty:  727621 , date:  "2015-06-29 22:21:42" },
  { height:  539476 , difficulty:  723763 , date:  "2015-06-29 22:23:49" },
  { height:  539477 , difficulty:  724715 , date:  "2015-06-29 22:24:02" },
  { height:  539478 , difficulty:  728918 , date:  "2015-06-29 22:24:51" },
  { height:  539479 , difficulty:  722721 , date:  "2015-06-29 22:25:40" },
  { height:  539480 , difficulty:  720794 , date:  "2015-06-29 22:26:02" },
  { height:  539481 , difficulty:  719053 , date:  "2015-06-29 22:26:17" },
  { height:  539482 , difficulty:  722915 , date:  "2015-06-29 22:28:50" },
  { height:  539483 , difficulty:  721466 , date:  "2015-06-29 22:28:53" },
  { height:  539484 , difficulty:  721538 , date:  "2015-06-29 22:29:15" },
  { height:  539485 , difficulty:  721032 , date:  "2015-06-29 22:29:56" },
  { height:  539486 , difficulty:  722226 , date:  "2015-06-29 22:30:14" },
  { height:  539487 , difficulty:  723559 , date:  "2015-06-29 22:30:18" },
  { height:  539488 , difficulty:  724098 , date:  "2015-06-29 22:30:32" },
  { height:  539489 , difficulty:  724966 , date:  "2015-06-29 22:30:37" },
  { height:  539490 , difficulty:  725876 , date:  "2015-06-29 22:31:44" },
  { height:  539491 , difficulty:  727173 , date:  "2015-06-29 22:32:24" },
  { height:  539492 , difficulty:  726892 , date:  "2015-06-29 22:34:32" },
  { height:  539493 , difficulty:  725433 , date:  "2015-06-29 22:36:50" },
  { height:  539494 , difficulty:  726405 , date:  "2015-06-29 22:36:52" },
  { height:  539495 , difficulty:  727082 , date:  "2015-06-29 22:38:19" },
  { height:  539496 , difficulty:  722267 , date:  "2015-06-29 22:41:52" },
  { height:  539497 , difficulty:  722929 , date:  "2015-06-29 22:42:39" },
  { height:  539498 , difficulty:  724725 , date:  "2015-06-29 22:42:42" },
  { height:  539499 , difficulty:  723626 , date:  "2015-06-29 22:43:31" },
  { height:  539500 , difficulty:  727019 , date:  "2015-06-29 22:45:13" },
  { height:  539501 , difficulty:  725650 , date:  "2015-06-29 22:46:45" },
  { height:  539502 , difficulty:  723254 , date:  "2015-06-29 22:46:46" },
  { height:  539503 , difficulty:  726962 , date:  "2015-06-29 22:47:13" },
  { height:  539504 , difficulty:  725804 , date:  "2015-06-29 22:48:12" },
  { height:  539505 , difficulty:  723265 , date:  "2015-06-29 22:49:01" },
  { height:  539506 , difficulty:  722451 , date:  "2015-06-29 22:50:43" },
  { height:  539507 , difficulty:  725026 , date:  "2015-06-29 22:51:02" },
  { height:  539508 , difficulty:  725111 , date:  "2015-06-29 22:51:55" },
  { height:  539509 , difficulty:  724272 , date:  "2015-06-29 22:52:00" },
  { height:  539510 , difficulty:  722381 , date:  "2015-06-29 22:52:39" },
  { height:  539511 , difficulty:  725459 , date:  "2015-06-29 22:53:53" },
  { height:  539512 , difficulty:  724620 , date:  "2015-06-29 22:54:51" },
  { height:  539513 , difficulty:  727611 , date:  "2015-06-29 22:54:56" },
  { height:  539514 , difficulty:  727043 , date:  "2015-06-29 22:55:31" },
  { height:  539515 , difficulty:  727759 , date:  "2015-06-29 22:55:35" },
  { height:  539516 , difficulty:  728331 , date:  "2015-06-29 22:55:48" },
  { height:  539517 , difficulty:  733310 , date:  "2015-06-29 22:56:34" },
  { height:  539518 , difficulty:  731363 , date:  "2015-06-29 22:57:19" },
  { height:  539519 , difficulty:  730827 , date:  "2015-06-29 22:57:24" },
  { height:  539520 , difficulty:  731010 , date:  "2015-06-29 22:58:20" },
  { height:  539521 , difficulty:  728884 , date:  "2015-06-29 23:00:52" },
  { height:  539522 , difficulty:  733495 , date:  "2015-06-29 23:00:54" },
  { height:  539523 , difficulty:  730476 , date:  "2015-06-29 23:01:13" },
  { height:  539524 , difficulty:  731393 , date:  "2015-06-29 23:02:49" },
  { height:  539525 , difficulty:  728714 , date:  "2015-06-29 23:04:28" },
  { height:  539526 , difficulty:  743107 , date:  "2015-06-29 23:04:29" },
  { height:  539527 , difficulty:  741982 , date:  "2015-06-29 23:04:32" },
  { height:  539528 , difficulty:  740595 , date:  "2015-06-29 23:04:59" },
  { height:  539529 , difficulty:  741564 , date:  "2015-06-29 23:05:48" },
  { height:  539530 , difficulty:  741465 , date:  "2015-06-29 23:07:02" },
  { height:  539531 , difficulty:  741818 , date:  "2015-06-29 23:07:09" },
  { height:  539532 , difficulty:  741472 , date:  "2015-06-29 23:07:34" },
  { height:  539533 , difficulty:  741503 , date:  "2015-06-29 23:07:39" },
  { height:  539534 , difficulty:  745394 , date:  "2015-06-29 23:11:45" },
  { height:  539535 , difficulty:  746295 , date:  "2015-06-29 23:16:00" },
  { height:  539536 , difficulty:  743885 , date:  "2015-06-29 23:16:20" },
  { height:  539537 , difficulty:  743775 , date:  "2015-06-29 23:16:33" },
  { height:  539538 , difficulty:  742776 , date:  "2015-06-29 23:18:10" },
  { height:  539539 , difficulty:  742268 , date:  "2015-06-29 23:18:16" },
  { height:  539540 , difficulty:  746017 , date:  "2015-06-29 23:19:05" },
  { height:  539541 , difficulty:  745428 , date:  "2015-06-29 23:19:09" },
  { height:  539542 , difficulty:  747700 , date:  "2015-06-29 23:21:33" },
  { height:  539543 , difficulty:  749293 , date:  "2015-06-29 23:21:39" },
  { height:  539544 , difficulty:  750359 , date:  "2015-06-29 23:22:52" },
  { height:  539545 , difficulty:  749850 , date:  "2015-06-29 23:22:55" },
  { height:  539546 , difficulty:  751281 , date:  "2015-06-29 23:23:07" },
  { height:  539547 , difficulty:  753109 , date:  "2015-06-29 23:23:46" },
  { height:  539548 , difficulty:  754175 , date:  "2015-06-29 23:24:25" },
  { height:  539549 , difficulty:  753752 , date:  "2015-06-29 23:25:16" },
  { height:  539550 , difficulty:  753154 , date:  "2015-06-29 23:25:30" },
  { height:  539551 , difficulty:  753205 , date:  "2015-06-29 23:25:35" },
  { height:  539552 , difficulty:  753187 , date:  "2015-06-29 23:31:18" },
  { height:  539553 , difficulty:  752785 , date:  "2015-06-29 23:31:21" },
  { height:  539554 , difficulty:  753740 , date:  "2015-06-29 23:31:37" },
  { height:  539555 , difficulty:  753131 , date:  "2015-06-29 23:33:03" },
  { height:  539556 , difficulty:  754973 , date:  "2015-06-29 23:35:05" },
  { height:  539557 , difficulty:  755919 , date:  "2015-06-29 23:35:14" },
  { height:  539558 , difficulty:  754842 , date:  "2015-06-29 23:35:26" },
  { height:  539559 , difficulty:  754858 , date:  "2015-06-29 23:37:26" },
  { height:  539560 , difficulty:  758486 , date:  "2015-06-29 23:37:47" },
  { height:  539561 , difficulty:  757510 , date:  "2015-06-29 23:39:09" },
  { height:  539562 , difficulty:  758761 , date:  "2015-06-29 23:39:21" },
  { height:  539563 , difficulty:  762585 , date:  "2015-06-29 23:39:46" },
  { height:  539564 , difficulty:  763344 , date:  "2015-06-29 23:40:49" },
  { height:  539565 , difficulty:  763801 , date:  "2015-06-29 23:40:53" },
  { height:  539566 , difficulty:  770569 , date:  "2015-06-29 23:41:23" },
  { height:  539567 , difficulty:  769702 , date:  "2015-06-29 23:41:31" },
  { height:  539568 , difficulty:  768480 , date:  "2015-06-29 23:42:16" },
  { height:  539569 , difficulty:  765780 , date:  "2015-06-29 23:44:19" },
  { height:  539570 , difficulty:  767928 , date:  "2015-06-29 23:44:24" },
  { height:  539571 , difficulty:  766626 , date:  "2015-06-29 23:46:05" },
  { height:  539572 , difficulty:  762398 , date:  "2015-06-29 23:46:08" },
  { height:  539573 , difficulty:  762045 , date:  "2015-06-29 23:47:50" },
  { height:  539574 , difficulty:  762530 , date:  "2015-06-29 23:48:19" },
  { height:  539575 , difficulty:  761393 , date:  "2015-06-29 23:50:04" },
  { height:  539576 , difficulty:  762148 , date:  "2015-06-29 23:51:25" },
  { height:  539577 , difficulty:  764396 , date:  "2015-06-29 23:54:38" },
  { height:  539578 , difficulty:  764955 , date:  "2015-06-29 23:54:52" },
  { height:  539579 , difficulty:  765616 , date:  "2015-06-29 23:57:41" },
  { height:  539580 , difficulty:  764264 , date:  "2015-06-29 23:58:05" },
  { height:  539581 , difficulty:  763373 , date:  "2015-06-29 23:58:12" },
  { height:  539582 , difficulty:  763600 , date:  "2015-06-30 00:00:25" },
  { height:  539583 , difficulty:  763221 , date:  "2015-06-30 00:01:30" },
  { height:  539584 , difficulty:  761968 , date:  "2015-06-30 00:02:30" },
  { height:  539585 , difficulty:  762245 , date:  "2015-06-30 00:02:33" },
  { height:  539586 , difficulty:  764410 , date:  "2015-06-30 00:03:26" },
  { height:  539587 , difficulty:  762718 , date:  "2015-06-30 00:03:31" },
  { height:  539588 , difficulty:  763923 , date:  "2015-06-30 00:05:05" },
  { height:  539589 , difficulty:  763844 , date:  "2015-06-30 00:12:03" },
  { height:  539590 , difficulty:  764666 , date:  "2015-06-30 00:12:07" },
  { height:  539591 , difficulty:  766198 , date:  "2015-06-30 00:12:34" },
  { height:  539592 , difficulty:  766562 , date:  "2015-06-30 00:13:09" },
  { height:  539593 , difficulty:  767789 , date:  "2015-06-30 00:13:10" },
  { height:  539594 , difficulty:  766769 , date:  "2015-06-30 00:13:53" },
  { height:  539595 , difficulty:  767793 , date:  "2015-06-30 00:13:58" },
  { height:  539596 , difficulty:  768485 , date:  "2015-06-30 00:15:17" },
  { height:  539597 , difficulty:  765925 , date:  "2015-06-30 00:15:22" },
  { height:  539598 , difficulty:  766114 , date:  "2015-06-30 00:15:35" },
  { height:  539599 , difficulty:  766432 , date:  "2015-06-30 00:16:36" },
  { height:  539600 , difficulty:  765554 , date:  "2015-06-30 00:17:37" },
  { height:  539601 , difficulty:  765316 , date:  "2015-06-30 00:19:42" },
  { height:  539602 , difficulty:  766277 , date:  "2015-06-30 00:20:06" },
  { height:  539603 , difficulty:  769649 , date:  "2015-06-30 00:21:25" },
  { height:  539604 , difficulty:  770081 , date:  "2015-06-30 00:21:28" },
  { height:  539605 , difficulty:  772178 , date:  "2015-06-30 00:21:31" },
  { height:  539606 , difficulty:  770520 , date:  "2015-06-30 00:22:09" },
  { height:  539607 , difficulty:  772845 , date:  "2015-06-30 00:22:12" },
  { height:  539608 , difficulty:  772376 , date:  "2015-06-30 00:24:46" },
  { height:  539609 , difficulty:  772403 , date:  "2015-06-30 00:24:48" },
  { height:  539610 , difficulty:  767605 , date:  "2015-06-30 00:26:04" },
  { height:  539611 , difficulty:  763631 , date:  "2015-06-30 00:28:48" },
  { height:  539612 , difficulty:  765697 , date:  "2015-06-30 00:29:19" },
  { height:  539613 , difficulty:  773001 , date:  "2015-06-30 00:31:33" },
  { height:  539614 , difficulty:  772582 , date:  "2015-06-30 00:32:21" },
  { height:  539615 , difficulty:  772683 , date:  "2015-06-30 00:34:42" },
  { height:  539616 , difficulty:  774109 , date:  "2015-06-30 00:34:54" },
  { height:  539617 , difficulty:  774105 , date:  "2015-06-30 00:35:00" },
  { height:  539618 , difficulty:  771445 , date:  "2015-06-30 00:35:26" },
  { height:  539619 , difficulty:  771496 , date:  "2015-06-30 00:35:57" },
  { height:  539620 , difficulty:  772136 , date:  "2015-06-30 00:36:04" },
  { height:  539621 , difficulty:  772572 , date:  "2015-06-30 00:37:30" },
  { height:  539622 , difficulty:  773693 , date:  "2015-06-30 00:37:53" },
  { height:  539623 , difficulty:  777856 , date:  "2015-06-30 00:38:08" },
  { height:  539624 , difficulty:  781188 , date:  "2015-06-30 00:40:00" },
  { height:  539625 , difficulty:  780173 , date:  "2015-06-30 00:40:20" },
  { height:  539626 , difficulty:  785012 , date:  "2015-06-30 00:40:45" },
  { height:  539627 , difficulty:  785008 , date:  "2015-06-30 00:43:25" },
  { height:  539628 , difficulty:  779243 , date:  "2015-06-30 00:44:10" },
  { height:  539629 , difficulty:  779258 , date:  "2015-06-30 00:44:47" },
  { height:  539630 , difficulty:  779317 , date:  "2015-06-30 00:47:31" },
  { height:  539631 , difficulty:  778250 , date:  "2015-06-30 00:47:35" },
  { height:  539632 , difficulty:  775525 , date:  "2015-06-30 00:47:47" },
  { height:  539633 , difficulty:  776345 , date:  "2015-06-30 00:49:51" },
  { height:  539634 , difficulty:  776781 , date:  "2015-06-30 00:52:03" },
  { height:  539635 , difficulty:  774236 , date:  "2015-06-30 00:52:14" },
  { height:  539636 , difficulty:  774090 , date:  "2015-06-30 00:54:02" },
  { height:  539637 , difficulty:  772993 , date:  "2015-06-30 00:54:31" },
  { height:  539638 , difficulty:  772841 , date:  "2015-06-30 00:54:32" },
  { height:  539639 , difficulty:  773947 , date:  "2015-06-30 00:55:00" },
  { height:  539640 , difficulty:  774082 , date:  "2015-06-30 00:55:01" },
  { height:  539641 , difficulty:  776060 , date:  "2015-06-30 00:55:17" },
  { height:  539642 , difficulty:  775856 , date:  "2015-06-30 00:56:13" },
  { height:  539643 , difficulty:  775787 , date:  "2015-06-30 01:04:25" },
  { height:  539644 , difficulty:  774877 , date:  "2015-06-30 01:04:27" },
  { height:  539645 , difficulty:  776944 , date:  "2015-06-30 01:05:51" },
  { height:  539646 , difficulty:  778087 , date:  "2015-06-30 01:09:18" },
  { height:  539647 , difficulty:  781396 , date:  "2015-06-30 01:10:55" },
  { height:  539648 , difficulty:  782475 , date:  "2015-06-30 01:12:21" },
  { height:  539649 , difficulty:  781748 , date:  "2015-06-30 01:12:25" },
  { height:  539650 , difficulty:  783080 , date:  "2015-06-30 01:13:05" },
  { height:  539651 , difficulty:  781075 , date:  "2015-06-30 01:13:12" },
  { height:  539652 , difficulty:  781088 , date:  "2015-06-30 01:16:14" },
  { height:  539653 , difficulty:  777318 , date:  "2015-06-30 01:16:56" },
  { height:  539654 , difficulty:  779491 , date:  "2015-06-30 01:16:59" },
  { height:  539655 , difficulty:  778298 , date:  "2015-06-30 01:19:15" },
  { height:  539656 , difficulty:  779028 , date:  "2015-06-30 01:19:31" },
  { height:  539657 , difficulty:  779251 , date:  "2015-06-30 01:21:27" },
  { height:  539658 , difficulty:  776769 , date:  "2015-06-30 01:21:55" },
  { height:  539659 , difficulty:  775392 , date:  "2015-06-30 01:22:45" },
  { height:  539660 , difficulty:  774265 , date:  "2015-06-30 01:22:53" },
  { height:  539661 , difficulty:  774270 , date:  "2015-06-30 01:23:26" },
  { height:  539662 , difficulty:  773693 , date:  "2015-06-30 01:23:29" },
  { height:  539663 , difficulty:  778346 , date:  "2015-06-30 01:24:33" },
  { height:  539664 , difficulty:  776640 , date:  "2015-06-30 01:25:21" },
  { height:  539665 , difficulty:  767499 , date:  "2015-06-30 01:26:22" },
  { height:  539666 , difficulty:  769495 , date:  "2015-06-30 01:26:27" },
  { height:  539667 , difficulty:  769440 , date:  "2015-06-30 01:26:28" },
  { height:  539668 , difficulty:  769720 , date:  "2015-06-30 01:26:30" },
  { height:  539669 , difficulty:  770004 , date:  "2015-06-30 01:27:08" },
  { height:  539670 , difficulty:  769389 , date:  "2015-06-30 01:27:32" },
  { height:  539671 , difficulty:  770796 , date:  "2015-06-30 01:27:37" },
  { height:  539672 , difficulty:  769983 , date:  "2015-06-30 01:29:52" },
  { height:  539673 , difficulty:  770402 , date:  "2015-06-30 01:33:00" },
  { height:  539674 , difficulty:  773727 , date:  "2015-06-30 01:37:09" },
  { height:  539675 , difficulty:  772386 , date:  "2015-06-30 01:37:13" },
  { height:  539676 , difficulty:  771791 , date:  "2015-06-30 01:37:25" },
  { height:  539677 , difficulty:  769203 , date:  "2015-06-30 01:38:07" },
  { height:  539678 , difficulty:  772341 , date:  "2015-06-30 01:41:11" },
  { height:  539679 , difficulty:  770727 , date:  "2015-06-30 01:41:46" },
  { height:  539680 , difficulty:  771521 , date:  "2015-06-30 01:43:21" },
  { height:  539681 , difficulty:  773363 , date:  "2015-06-30 01:43:27" },
  { height:  539682 , difficulty:  772654 , date:  "2015-06-30 01:45:54" },
  { height:  539683 , difficulty:  775525 , date:  "2015-06-30 01:47:48" },
  { height:  539684 , difficulty:  772596 , date:  "2015-06-30 01:49:21" },
  { height:  539685 , difficulty:  772723 , date:  "2015-06-30 01:50:24" },
  { height:  539686 , difficulty:  771265 , date:  "2015-06-30 01:51:17" },
  { height:  539687 , difficulty:  769339 , date:  "2015-06-30 01:54:02" },
  { height:  539688 , difficulty:  768695 , date:  "2015-06-30 01:56:41" },
  { height:  539689 , difficulty:  768142 , date:  "2015-06-30 01:56:47" },
  { height:  539690 , difficulty:  767303 , date:  "2015-06-30 01:58:52" },
  { height:  539691 , difficulty:  765667 , date:  "2015-06-30 01:59:18" },
  { height:  539692 , difficulty:  769213 , date:  "2015-06-30 01:59:19" },
  { height:  539693 , difficulty:  769715 , date:  "2015-06-30 01:59:53" },
  { height:  539694 , difficulty:  769292 , date:  "2015-06-30 01:59:58" },
  { height:  539695 , difficulty:  768891 , date:  "2015-06-30 02:00:04" },
  { height:  539696 , difficulty:  771990 , date:  "2015-06-30 02:00:25" },
  { height:  539697 , difficulty:  774184 , date:  "2015-06-30 02:01:03" },
  { height:  539698 , difficulty:  774868 , date:  "2015-06-30 02:01:38" },
  { height:  539699 , difficulty:  776292 , date:  "2015-06-30 02:02:13" },
  { height:  539700 , difficulty:  773961 , date:  "2015-06-30 02:02:29" },
  { height:  539701 , difficulty:  775959 , date:  "2015-06-30 02:02:38" },
  { height:  539702 , difficulty:  778507 , date:  "2015-06-30 02:02:41" },
  { height:  539703 , difficulty:  775063 , date:  "2015-06-30 02:02:58" },
  { height:  539704 , difficulty:  774912 , date:  "2015-06-30 02:03:08" },
  { height:  539705 , difficulty:  774626 , date:  "2015-06-30 02:03:26" },
  { height:  539706 , difficulty:  773618 , date:  "2015-06-30 02:05:22" },
  { height:  539707 , difficulty:  773941 , date:  "2015-06-30 02:06:27" },
  { height:  539708 , difficulty:  776230 , date:  "2015-06-30 02:07:16" },
  { height:  539709 , difficulty:  782419 , date:  "2015-06-30 02:07:35" },
  { height:  539710 , difficulty:  779593 , date:  "2015-06-30 02:10:03" },
  { height:  539711 , difficulty:  782745 , date:  "2015-06-30 02:10:28" },
  { height:  539712 , difficulty:  780372 , date:  "2015-06-30 02:11:13" },
  { height:  539713 , difficulty:  780139 , date:  "2015-06-30 02:12:22" },
  { height:  539714 , difficulty:  781307 , date:  "2015-06-30 02:13:02" },
  { height:  539715 , difficulty:  782042 , date:  "2015-06-30 02:13:38" },
  { height:  539716 , difficulty:  782203 , date:  "2015-06-30 02:13:41" },
  { height:  539717 , difficulty:  783755 , date:  "2015-06-30 02:13:46" },
  { height:  539718 , difficulty:  783640 , date:  "2015-06-30 02:14:01" },
  { height:  539719 , difficulty:  772980 , date:  "2015-06-30 02:14:08" },
  { height:  539720 , difficulty:  773137 , date:  "2015-06-30 02:15:14" },
  { height:  539721 , difficulty:  772044 , date:  "2015-06-30 02:18:40" },
  { height:  539722 , difficulty:  767547 , date:  "2015-06-30 02:19:39" },
  { height:  539723 , difficulty:  765602 , date:  "2015-06-30 02:20:14" },
  { height:  539724 , difficulty:  763859 , date:  "2015-06-30 02:21:27" },
  { height:  539725 , difficulty:  767587 , date:  "2015-06-30 02:22:01" },
  { height:  539726 , difficulty:  768278 , date:  "2015-06-30 02:25:56" },
  { height:  539727 , difficulty:  769433 , date:  "2015-06-30 02:26:12" },
  { height:  539728 , difficulty:  765750 , date:  "2015-06-30 02:29:25" },
  { height:  539729 , difficulty:  765038 , date:  "2015-06-30 02:29:47" },
  { height:  539730 , difficulty:  766407 , date:  "2015-06-30 02:31:54" },
  { height:  539731 , difficulty:  765107 , date:  "2015-06-30 02:32:14" },
  { height:  539732 , difficulty:  765641 , date:  "2015-06-30 02:32:22" },
  { height:  539733 , difficulty:  764656 , date:  "2015-06-30 02:35:26" },
  { height:  539734 , difficulty:  764899 , date:  "2015-06-30 02:36:11" },
  { height:  539735 , difficulty:  767060 , date:  "2015-06-30 02:36:30" },
  { height:  539736 , difficulty:  767965 , date:  "2015-06-30 02:36:47" },
  { height:  539737 , difficulty:  769359 , date:  "2015-06-30 02:36:51" },
  { height:  539738 , difficulty:  771047 , date:  "2015-06-30 02:39:33" },
  { height:  539739 , difficulty:  770131 , date:  "2015-06-30 02:40:10" },
  { height:  539740 , difficulty:  770397 , date:  "2015-06-30 02:40:49" },
  { height:  539741 , difficulty:  769241 , date:  "2015-06-30 02:40:53" },
  { height:  539742 , difficulty:  769784 , date:  "2015-06-30 02:41:22" },
  { height:  539743 , difficulty:  770437 , date:  "2015-06-30 02:42:36" },
  { height:  539744 , difficulty:  770802 , date:  "2015-06-30 02:42:40" },
  { height:  539745 , difficulty:  770141 , date:  "2015-06-30 02:42:45" },
  { height:  539746 , difficulty:  770504 , date:  "2015-06-30 02:43:23" },
  { height:  539747 , difficulty:  771095 , date:  "2015-06-30 02:44:14" },
  { height:  539748 , difficulty:  768465 , date:  "2015-06-30 02:45:11" },
  { height:  539749 , difficulty:  765635 , date:  "2015-06-30 02:45:46" },
  { height:  539750 , difficulty:  763447 , date:  "2015-06-30 02:46:04" },
  { height:  539751 , difficulty:  764742 , date:  "2015-06-30 02:46:20" },
  { height:  539752 , difficulty:  764678 , date:  "2015-06-30 02:46:28" },
  { height:  539753 , difficulty:  764302 , date:  "2015-06-30 02:46:50" },
  { height:  539754 , difficulty:  763627 , date:  "2015-06-30 02:48:38" },
  { height:  539755 , difficulty:  763802 , date:  "2015-06-30 02:48:54" },
  { height:  539756 , difficulty:  762252 , date:  "2015-06-30 02:49:06" },
  { height:  539757 , difficulty:  765851 , date:  "2015-06-30 02:49:53" },
  { height:  539758 , difficulty:  763309 , date:  "2015-06-30 02:52:07" },
  { height:  539759 , difficulty:  762710 , date:  "2015-06-30 02:52:15" },
  { height:  539760 , difficulty:  762430 , date:  "2015-06-30 02:52:33" },
  { height:  539761 , difficulty:  761257 , date:  "2015-06-30 02:53:36" },
  { height:  539762 , difficulty:  763393 , date:  "2015-06-30 02:53:42" },
  { height:  539763 , difficulty:  761015 , date:  "2015-06-30 02:54:40" },
  { height:  539764 , difficulty:  758755 , date:  "2015-06-30 02:56:21" },
  { height:  539765 , difficulty:  758771 , date:  "2015-06-30 02:57:19" },
  { height:  539766 , difficulty:  756289 , date:  "2015-06-30 02:57:23" },
  { height:  539767 , difficulty:  756302 , date:  "2015-06-30 02:57:25" },
  { height:  539768 , difficulty:  758604 , date:  "2015-06-30 02:57:44" },
  { height:  539769 , difficulty:  757999 , date:  "2015-06-30 02:58:59" },
  { height:  539770 , difficulty:  757975 , date:  "2015-06-30 02:59:04" },
  { height:  539771 , difficulty:  758122 , date:  "2015-06-30 02:59:49" },
  { height:  539772 , difficulty:  759876 , date:  "2015-06-30 02:59:52" },
  { height:  539773 , difficulty:  759760 , date:  "2015-06-30 03:03:07" },
  { height:  539774 , difficulty:  759171 , date:  "2015-06-30 03:04:55" },
  { height:  539775 , difficulty:  759252 , date:  "2015-06-30 03:07:18" },
  { height:  539776 , difficulty:  759848 , date:  "2015-06-30 03:08:14" },
  { height:  539777 , difficulty:  760147 , date:  "2015-06-30 03:08:18" },
  { height:  539778 , difficulty:  760731 , date:  "2015-06-30 03:10:50" },
  { height:  539779 , difficulty:  761679 , date:  "2015-06-30 03:11:51" },
  { height:  539780 , difficulty:  761605 , date:  "2015-06-30 03:12:16" },
  { height:  539781 , difficulty:  761353 , date:  "2015-06-30 03:12:54" },
  { height:  539782 , difficulty:  759107 , date:  "2015-06-30 03:13:04" },
  { height:  539783 , difficulty:  760301 , date:  "2015-06-30 03:13:38" },
  { height:  539784 , difficulty:  759427 , date:  "2015-06-30 03:13:43" },
  { height:  539785 , difficulty:  759180 , date:  "2015-06-30 03:16:38" },
  { height:  539786 , difficulty:  757101 , date:  "2015-06-30 03:16:42" },
  { height:  539787 , difficulty:  759334 , date:  "2015-06-30 03:16:51" },
  { height:  539788 , difficulty:  761034 , date:  "2015-06-30 03:18:13" },
  { height:  539789 , difficulty:  763567 , date:  "2015-06-30 03:19:06" },
  { height:  539790 , difficulty:  763255 , date:  "2015-06-30 03:19:47" },
  { height:  539791 , difficulty:  762750 , date:  "2015-06-30 03:21:51" },
  { height:  539792 , difficulty:  763593 , date:  "2015-06-30 03:21:59" },
  { height:  539793 , difficulty:  766723 , date:  "2015-06-30 03:22:57" },
  { height:  539794 , difficulty:  767398 , date:  "2015-06-30 03:23:04" },
  { height:  539795 , difficulty:  767969 , date:  "2015-06-30 03:23:26" },
  { height:  539796 , difficulty:  770799 , date:  "2015-06-30 03:24:45" },
  { height:  539797 , difficulty:  766906 , date:  "2015-06-30 03:25:23" },
  { height:  539798 , difficulty:  769580 , date:  "2015-06-30 03:26:14" },
  { height:  539799 , difficulty:  774078 , date:  "2015-06-30 03:26:32" },
  { height:  539800 , difficulty:  772864 , date:  "2015-06-30 03:27:39" },
  { height:  539801 , difficulty:  774053 , date:  "2015-06-30 03:27:46" },
  { height:  539802 , difficulty:  769101 , date:  "2015-06-30 03:27:48" },
  { height:  539803 , difficulty:  769333 , date:  "2015-06-30 03:28:35" },
  { height:  539804 , difficulty:  769779 , date:  "2015-06-30 03:29:49" },
  { height:  539805 , difficulty:  769464 , date:  "2015-06-30 03:29:54" },
  { height:  539806 , difficulty:  768469 , date:  "2015-06-30 03:30:20" },
  { height:  539807 , difficulty:  768114 , date:  "2015-06-30 03:30:38" },
  { height:  539808 , difficulty:  768290 , date:  "2015-06-30 03:31:04" },
  { height:  539809 , difficulty:  764430 , date:  "2015-06-30 03:32:27" },
  { height:  539810 , difficulty:  763796 , date:  "2015-06-30 03:33:07" },
  { height:  539811 , difficulty:  763977 , date:  "2015-06-30 03:33:12" },
  { height:  539812 , difficulty:  764421 , date:  "2015-06-30 03:33:48" },
  { height:  539813 , difficulty:  765133 , date:  "2015-06-30 03:34:20" },
  { height:  539814 , difficulty:  764558 , date:  "2015-06-30 03:36:41" },
  { height:  539815 , difficulty:  765577 , date:  "2015-06-30 03:37:46" },
  { height:  539816 , difficulty:  764872 , date:  "2015-06-30 03:38:09" },
  { height:  539817 , difficulty:  769564 , date:  "2015-06-30 03:40:14" },
  { height:  539818 , difficulty:  770419 , date:  "2015-06-30 03:44:08" },
  { height:  539819 , difficulty:  768970 , date:  "2015-06-30 03:44:09" },
  { height:  539820 , difficulty:  770587 , date:  "2015-06-30 03:46:40" },
  { height:  539821 , difficulty:  770721 , date:  "2015-06-30 03:50:07" },
  { height:  539822 , difficulty:  770591 , date:  "2015-06-30 03:50:33" },
  { height:  539823 , difficulty:  770085 , date:  "2015-06-30 03:51:36" },
  { height:  539824 , difficulty:  769749 , date:  "2015-06-30 03:53:23" },
  { height:  539825 , difficulty:  769274 , date:  "2015-06-30 03:54:44" },
  { height:  539826 , difficulty:  769970 , date:  "2015-06-30 03:55:32" },
  { height:  539827 , difficulty:  770648 , date:  "2015-06-30 03:55:59" },
  { height:  539828 , difficulty:  770549 , date:  "2015-06-30 03:56:13" },
  { height:  539829 , difficulty:  772156 , date:  "2015-06-30 03:56:56" },
  { height:  539830 , difficulty:  769950 , date:  "2015-06-30 03:57:33" },
  { height:  539831 , difficulty:  770182 , date:  "2015-06-30 04:00:21" },
  { height:  539832 , difficulty:  771225 , date:  "2015-06-30 04:00:24" },
  { height:  539833 , difficulty:  770840 , date:  "2015-06-30 04:01:03" },
  { height:  539834 , difficulty:  768092 , date:  "2015-06-30 04:01:21" },
  { height:  539835 , difficulty:  769998 , date:  "2015-06-30 04:01:34" },
  { height:  539836 , difficulty:  769855 , date:  "2015-06-30 04:01:51" },
  { height:  539837 , difficulty:  769821 , date:  "2015-06-30 04:03:51" },
  { height:  539838 , difficulty:  771165 , date:  "2015-06-30 04:03:53" },
  { height:  539839 , difficulty:  770050 , date:  "2015-06-30 04:04:19" },
  { height:  539840 , difficulty:  769045 , date:  "2015-06-30 04:07:11" },
  { height:  539841 , difficulty:  768083 , date:  "2015-06-30 04:07:16" },
  { height:  539842 , difficulty:  771482 , date:  "2015-06-30 04:07:46" },
  { height:  539843 , difficulty:  771639 , date:  "2015-06-30 04:10:06" },
  { height:  539844 , difficulty:  771709 , date:  "2015-06-30 04:10:45" },
  { height:  539845 , difficulty:  771445 , date:  "2015-06-30 04:11:15" },
  { height:  539846 , difficulty:  771647 , date:  "2015-06-30 04:11:32" },
  { height:  539847 , difficulty:  774184 , date:  "2015-06-30 04:19:10" },
  { height:  539848 , difficulty:  776001 , date:  "2015-06-30 04:19:30" },
  { height:  539849 , difficulty:  771727 , date:  "2015-06-30 04:19:48" },
  { height:  539850 , difficulty:  770538 , date:  "2015-06-30 04:19:59" },
  { height:  539851 , difficulty:  767484 , date:  "2015-06-30 04:21:05" },
  { height:  539852 , difficulty:  766528 , date:  "2015-06-30 04:21:10" },
  { height:  539853 , difficulty:  766711 , date:  "2015-06-30 04:23:10" },
  { height:  539854 , difficulty:  765911 , date:  "2015-06-30 04:23:11" },
  { height:  539855 , difficulty:  764679 , date:  "2015-06-30 04:23:47" },
  { height:  539856 , difficulty:  767172 , date:  "2015-06-30 04:27:07" },
  { height:  539857 , difficulty:  766804 , date:  "2015-06-30 04:27:08" },
  { height:  539858 , difficulty:  767263 , date:  "2015-06-30 04:29:51" },
  { height:  539859 , difficulty:  767200 , date:  "2015-06-30 04:30:33" },
  { height:  539860 , difficulty:  769111 , date:  "2015-06-30 04:30:34" },
  { height:  539861 , difficulty:  765565 , date:  "2015-06-30 04:31:06" },
  { height:  539862 , difficulty:  765629 , date:  "2015-06-30 04:31:27" },
  { height:  539863 , difficulty:  766377 , date:  "2015-06-30 04:31:46" },
  { height:  539864 , difficulty:  764778 , date:  "2015-06-30 04:33:48" },
  { height:  539865 , difficulty:  765454 , date:  "2015-06-30 04:34:04" },
  { height:  539866 , difficulty:  765173 , date:  "2015-06-30 04:34:21" },
  { height:  539867 , difficulty:  765630 , date:  "2015-06-30 04:34:43" },
  { height:  539868 , difficulty:  765655 , date:  "2015-06-30 04:36:39" },
  { height:  539869 , difficulty:  764577 , date:  "2015-06-30 04:38:59" },
  { height:  539870 , difficulty:  764721 , date:  "2015-06-30 04:39:19" },
  { height:  539871 , difficulty:  765142 , date:  "2015-06-30 04:40:49" },
  { height:  539872 , difficulty:  765182 , date:  "2015-06-30 04:41:34" },
  { height:  539873 , difficulty:  764495 , date:  "2015-06-30 04:42:37" },
  { height:  539874 , difficulty:  766189 , date:  "2015-06-30 04:48:23" },
  { height:  539875 , difficulty:  766018 , date:  "2015-06-30 04:48:46" },
  { height:  539876 , difficulty:  768952 , date:  "2015-06-30 04:49:20" },
  { height:  539877 , difficulty:  773087 , date:  "2015-06-30 04:49:28" },
  { height:  539878 , difficulty:  774127 , date:  "2015-06-30 04:49:42" },
  { height:  539879 , difficulty:  773346 , date:  "2015-06-30 04:49:48" },
  { height:  539880 , difficulty:  773096 , date:  "2015-06-30 04:50:08" },
  { height:  539881 , difficulty:  773156 , date:  "2015-06-30 04:50:40" },
  { height:  539882 , difficulty:  775531 , date:  "2015-06-30 04:50:52" },
  { height:  539883 , difficulty:  775256 , date:  "2015-06-30 04:52:03" },
  { height:  539884 , difficulty:  777128 , date:  "2015-06-30 04:52:11" },
  { height:  539885 , difficulty:  776238 , date:  "2015-06-30 04:54:26" },
  { height:  539886 , difficulty:  776711 , date:  "2015-06-30 04:55:40" },
  { height:  539887 , difficulty:  778848 , date:  "2015-06-30 04:57:54" },
  { height:  539888 , difficulty:  779708 , date:  "2015-06-30 04:57:56" },
  { height:  539889 , difficulty:  779667 , date:  "2015-06-30 04:59:04" },
  { height:  539890 , difficulty:  777203 , date:  "2015-06-30 04:59:15" },
  { height:  539891 , difficulty:  776119 , date:  "2015-06-30 05:02:01" },
  { height:  539892 , difficulty:  775770 , date:  "2015-06-30 05:02:39" },
  { height:  539893 , difficulty:  776172 , date:  "2015-06-30 05:04:06" },
  { height:  539894 , difficulty:  772883 , date:  "2015-06-30 05:04:10" },
  { height:  539895 , difficulty:  776774 , date:  "2015-06-30 05:04:20" },
  { height:  539896 , difficulty:  773653 , date:  "2015-06-30 05:05:08" },
  { height:  539897 , difficulty:  771791 , date:  "2015-06-30 05:06:43" },
  { height:  539898 , difficulty:  771918 , date:  "2015-06-30 05:07:13" },
  { height:  539899 , difficulty:  772422 , date:  "2015-06-30 05:07:32" },
  { height:  539900 , difficulty:  771332 , date:  "2015-06-30 05:08:28" },
  { height:  539901 , difficulty:  770262 , date:  "2015-06-30 05:11:21" },
  { height:  539902 , difficulty:  769833 , date:  "2015-06-30 05:13:06" },
  { height:  539903 , difficulty:  769472 , date:  "2015-06-30 05:14:01" },
  { height:  539904 , difficulty:  770052 , date:  "2015-06-30 05:14:05" },
  { height:  539905 , difficulty:  769781 , date:  "2015-06-30 05:15:30" },
  { height:  539906 , difficulty:  769106 , date:  "2015-06-30 05:15:44" },
  { height:  539907 , difficulty:  766428 , date:  "2015-06-30 05:17:16" },
  { height:  539908 , difficulty:  767611 , date:  "2015-06-30 05:17:56" },
  { height:  539909 , difficulty:  766964 , date:  "2015-06-30 05:18:16" },
  { height:  539910 , difficulty:  767509 , date:  "2015-06-30 05:18:49" },
  { height:  539911 , difficulty:  767537 , date:  "2015-06-30 05:19:05" },
  { height:  539912 , difficulty:  767498 , date:  "2015-06-30 05:20:20" },
  { height:  539913 , difficulty:  765195 , date:  "2015-06-30 05:20:24" },
  { height:  539914 , difficulty:  765524 , date:  "2015-06-30 05:21:20" },
  { height:  539915 , difficulty:  765091 , date:  "2015-06-30 05:22:00" },
  { height:  539916 , difficulty:  762135 , date:  "2015-06-30 05:22:07" },
  { height:  539917 , difficulty:  762542 , date:  "2015-06-30 05:22:23" },
  { height:  539918 , difficulty:  763085 , date:  "2015-06-30 05:24:49" },
  { height:  539919 , difficulty:  760450 , date:  "2015-06-30 05:27:50" },
  { height:  539920 , difficulty:  764923 , date:  "2015-06-30 05:31:07" },
  { height:  539921 , difficulty:  764361 , date:  "2015-06-30 05:31:21" },
  { height:  539922 , difficulty:  764945 , date:  "2015-06-30 05:32:16" },
  { height:  539923 , difficulty:  755299 , date:  "2015-06-30 05:37:03" },
  { height:  539924 , difficulty:  756645 , date:  "2015-06-30 05:37:14" },
  { height:  539925 , difficulty:  757201 , date:  "2015-06-30 05:38:21" },
  { height:  539926 , difficulty:  760420 , date:  "2015-06-30 05:39:09" },
  { height:  539927 , difficulty:  760439 , date:  "2015-06-30 05:41:37" },
  { height:  539928 , difficulty:  761606 , date:  "2015-06-30 05:41:57" },
  { height:  539929 , difficulty:  760227 , date:  "2015-06-30 05:43:03" },
  { height:  539930 , difficulty:  760301 , date:  "2015-06-30 05:43:31" },
  { height:  539931 , difficulty:  761080 , date:  "2015-06-30 05:44:30" },
  { height:  539932 , difficulty:  757751 , date:  "2015-06-30 05:44:39" },
  { height:  539933 , difficulty:  759080 , date:  "2015-06-30 05:44:50" },
  { height:  539934 , difficulty:  756738 , date:  "2015-06-30 05:46:47" },
  { height:  539935 , difficulty:  756181 , date:  "2015-06-30 05:50:09" },
  { height:  539936 , difficulty:  757957 , date:  "2015-06-30 05:50:33" },
  { height:  539937 , difficulty:  757712 , date:  "2015-06-30 05:50:35" },
  { height:  539938 , difficulty:  759018 , date:  "2015-06-30 05:51:44" },
  { height:  539939 , difficulty:  759242 , date:  "2015-06-30 05:52:38" },
  { height:  539940 , difficulty:  756828 , date:  "2015-06-30 05:54:07" },
  { height:  539941 , difficulty:  757362 , date:  "2015-06-30 05:57:51" },
  { height:  539942 , difficulty:  757471 , date:  "2015-06-30 05:58:36" },
  { height:  539943 , difficulty:  761461 , date:  "2015-06-30 05:59:16" },
  { height:  539944 , difficulty:  759163 , date:  "2015-06-30 06:00:00" },
  { height:  539945 , difficulty:  758870 , date:  "2015-06-30 06:02:30" },
  { height:  539946 , difficulty:  761968 , date:  "2015-06-30 06:04:02" },
  { height:  539947 , difficulty:  760263 , date:  "2015-06-30 06:04:45" },
  { height:  539948 , difficulty:  761017 , date:  "2015-06-30 06:05:01" },
  { height:  539949 , difficulty:  761237 , date:  "2015-06-30 06:05:06" },
  { height:  539950 , difficulty:  754742 , date:  "2015-06-30 06:06:52" },
  { height:  539951 , difficulty:  758341 , date:  "2015-06-30 06:07:34" },
  { height:  539952 , difficulty:  758086 , date:  "2015-06-30 06:07:39" },
  { height:  539953 , difficulty:  758922 , date:  "2015-06-30 06:08:58" },
  { height:  539954 , difficulty:  758779 , date:  "2015-06-30 06:09:05" },
  { height:  539955 , difficulty:  758785 , date:  "2015-06-30 06:09:13" },
  { height:  539956 , difficulty:  759491 , date:  "2015-06-30 06:11:03" },
  { height:  539957 , difficulty:  760838 , date:  "2015-06-30 06:12:52" },
  { height:  539958 , difficulty:  762281 , date:  "2015-06-30 06:12:59" },
  { height:  539959 , difficulty:  761135 , date:  "2015-06-30 06:15:13" },
  { height:  539960 , difficulty:  761874 , date:  "2015-06-30 06:15:35" },
  { height:  539961 , difficulty:  759518 , date:  "2015-06-30 06:15:50" },
  { height:  539962 , difficulty:  758131 , date:  "2015-06-30 06:15:51" },
  { height:  539963 , difficulty:  755512 , date:  "2015-06-30 06:16:28" },
  { height:  539964 , difficulty:  758491 , date:  "2015-06-30 06:17:26" },
  { height:  539965 , difficulty:  760170 , date:  "2015-06-30 06:18:33" },
  { height:  539966 , difficulty:  760210 , date:  "2015-06-30 06:18:40" },
  { height:  539967 , difficulty:  758138 , date:  "2015-06-30 06:20:06" },
  { height:  539968 , difficulty:  759538 , date:  "2015-06-30 06:22:53" },
  { height:  539969 , difficulty:  757782 , date:  "2015-06-30 06:26:18" },
  { height:  539970 , difficulty:  759138 , date:  "2015-06-30 06:26:35" },
  { height:  539971 , difficulty:  764257 , date:  "2015-06-30 06:27:07" },
  { height:  539972 , difficulty:  764414 , date:  "2015-06-30 06:27:56" },
  { height:  539973 , difficulty:  763004 , date:  "2015-06-30 06:28:54" },
  { height:  539974 , difficulty:  762560 , date:  "2015-06-30 06:29:36" },
  { height:  539975 , difficulty:  763511 , date:  "2015-06-30 06:29:42" },
  { height:  539976 , difficulty:  763475 , date:  "2015-06-30 06:32:10" },
  { height:  539977 , difficulty:  760701 , date:  "2015-06-30 06:34:55" },
  { height:  539978 , difficulty:  758791 , date:  "2015-06-30 06:35:02" },
  { height:  539979 , difficulty:  758750 , date:  "2015-06-30 06:36:21" },
  { height:  539980 , difficulty:  759088 , date:  "2015-06-30 06:36:33" },
  { height:  539981 , difficulty:  759490 , date:  "2015-06-30 06:36:39" },
  { height:  539982 , difficulty:  759297 , date:  "2015-06-30 06:37:08" },
  { height:  539983 , difficulty:  761503 , date:  "2015-06-30 06:37:49" },
  { height:  539984 , difficulty:  761542 , date:  "2015-06-30 06:38:22" },
  { height:  539985 , difficulty:  763419 , date:  "2015-06-30 06:38:35" },
  { height:  539986 , difficulty:  763267 , date:  "2015-06-30 06:38:39" },
  { height:  539987 , difficulty:  764615 , date:  "2015-06-30 06:40:38" },
  { height:  539988 , difficulty:  764697 , date:  "2015-06-30 06:40:55" },
  { height:  539989 , difficulty:  766735 , date:  "2015-06-30 06:41:33" },
  { height:  539990 , difficulty:  767027 , date:  "2015-06-30 06:42:29" },
  { height:  539991 , difficulty:  772306 , date:  "2015-06-30 06:42:40" },
  { height:  539992 , difficulty:  772352 , date:  "2015-06-30 06:45:25" },
  { height:  539993 , difficulty:  772199 , date:  "2015-06-30 06:45:29" },
  { height:  539994 , difficulty:  770082 , date:  "2015-06-30 06:48:21" },
  { height:  539995 , difficulty:  766738 , date:  "2015-06-30 06:48:48" },
  { height:  539996 , difficulty:  762690 , date:  "2015-06-30 06:49:12" },
  { height:  539997 , difficulty:  763603 , date:  "2015-06-30 06:50:50" },
  { height:  539998 , difficulty:  765830 , date:  "2015-06-30 06:54:17" },
  { height:  539999 , difficulty:  759880 , date:  "2015-06-30 06:55:09" },
  { height:  540000 , difficulty:  759795 , date:  "2015-06-30 06:55:34" },
  { height:  540001 , difficulty:  761473 , date:  "2015-06-30 06:56:30" },
  { height:  540002 , difficulty:  760694 , date:  "2015-06-30 06:59:33" },
  { height:  540003 , difficulty:  758396 , date:  "2015-06-30 07:00:41" },
  { height:  540004 , difficulty:  758725 , date:  "2015-06-30 07:03:54" },
  { height:  540005 , difficulty:  757448 , date:  "2015-06-30 07:04:38" },
  { height:  540006 , difficulty:  765380 , date:  "2015-06-30 07:06:38" },
  { height:  540007 , difficulty:  764234 , date:  "2015-06-30 07:06:43" },
  { height:  540008 , difficulty:  764285 , date:  "2015-06-30 07:08:35" },
  { height:  540009 , difficulty:  765115 , date:  "2015-06-30 07:11:51" },
  { height:  540010 , difficulty:  765813 , date:  "2015-06-30 07:13:53" },
  { height:  540011 , difficulty:  764318 , date:  "2015-06-30 07:14:53" },
  { height:  540012 , difficulty:  765640 , date:  "2015-06-30 07:15:46" },
  { height:  540013 , difficulty:  765846 , date:  "2015-06-30 07:17:11" },
  { height:  540014 , difficulty:  766120 , date:  "2015-06-30 07:19:56" },
  { height:  540015 , difficulty:  766416 , date:  "2015-06-30 07:20:04" },
  { height:  540016 , difficulty:  764663 , date:  "2015-06-30 07:20:33" },
  { height:  540017 , difficulty:  761910 , date:  "2015-06-30 07:21:00" },
  { height:  540018 , difficulty:  762704 , date:  "2015-06-30 07:22:22" },
  { height:  540019 , difficulty:  763214 , date:  "2015-06-30 07:22:25" },
  { height:  540020 , difficulty:  762372 , date:  "2015-06-30 07:25:04" },
  { height:  540021 , difficulty:  759434 , date:  "2015-06-30 07:26:34" },
  { height:  540022 , difficulty:  758210 , date:  "2015-06-30 07:26:40" },
  { height:  540023 , difficulty:  758377 , date:  "2015-06-30 07:28:47" },
  { height:  540024 , difficulty:  758885 , date:  "2015-06-30 07:28:51" },
  { height:  540025 , difficulty:  758929 , date:  "2015-06-30 07:28:59" },
  { height:  540026 , difficulty:  757677 , date:  "2015-06-30 07:29:22" },
  { height:  540027 , difficulty:  756958 , date:  "2015-06-30 07:29:24" },
  { height:  540028 , difficulty:  759356 , date:  "2015-06-30 07:30:38" },
  { height:  540029 , difficulty:  757854 , date:  "2015-06-30 07:33:28" },
  { height:  540030 , difficulty:  758714 , date:  "2015-06-30 07:34:32" },
  { height:  540031 , difficulty:  760863 , date:  "2015-06-30 07:36:56" },
  { height:  540032 , difficulty:  759605 , date:  "2015-06-30 07:37:29" },
  { height:  540033 , difficulty:  758265 , date:  "2015-06-30 07:37:35" },
  { height:  540034 , difficulty:  762494 , date:  "2015-06-30 07:37:40" },
  { height:  540035 , difficulty:  760124 , date:  "2015-06-30 07:41:42" },
  { height:  540036 , difficulty:  760090 , date:  "2015-06-30 07:42:23" },
  { height:  540037 , difficulty:  761048 , date:  "2015-06-30 07:45:02" },
  { height:  540038 , difficulty:  761154 , date:  "2015-06-30 07:46:31" },
  { height:  540039 , difficulty:  760966 , date:  "2015-06-30 07:47:14" },
  { height:  540040 , difficulty:  759973 , date:  "2015-06-30 07:48:29" },
  { height:  540041 , difficulty:  759835 , date:  "2015-06-30 07:49:12" },
  { height:  540042 , difficulty:  759865 , date:  "2015-06-30 07:49:18" },
  { height:  540043 , difficulty:  758718 , date:  "2015-06-30 07:49:54" },
  { height:  540044 , difficulty:  755336 , date:  "2015-06-30 07:50:26" },
  { height:  540045 , difficulty:  753454 , date:  "2015-06-30 07:51:01" },
  { height:  540046 , difficulty:  753845 , date:  "2015-06-30 07:51:59" },
  { height:  540047 , difficulty:  753315 , date:  "2015-06-30 07:53:21" },
  { height:  540048 , difficulty:  753278 , date:  "2015-06-30 07:53:27" },
  { height:  540049 , difficulty:  752802 , date:  "2015-06-30 07:53:34" },
  { height:  540050 , difficulty:  752058 , date:  "2015-06-30 07:54:24" },
  { height:  540051 , difficulty:  752678 , date:  "2015-06-30 07:55:30" },
  { height:  540052 , difficulty:  751704 , date:  "2015-06-30 07:56:08" },
  { height:  540053 , difficulty:  749615 , date:  "2015-06-30 07:58:33" },
  { height:  540054 , difficulty:  749603 , date:  "2015-06-30 08:00:33" },
  { height:  540055 , difficulty:  748026 , date:  "2015-06-30 08:02:03" },
  { height:  540056 , difficulty:  748255 , date:  "2015-06-30 08:02:47" },
  { height:  540057 , difficulty:  748423 , date:  "2015-06-30 08:03:27" },
  { height:  540058 , difficulty:  748181 , date:  "2015-06-30 08:05:54" },
  { height:  540059 , difficulty:  752173 , date:  "2015-06-30 08:05:56" },
  { height:  540060 , difficulty:  754350 , date:  "2015-06-30 08:06:17" },
  { height:  540061 , difficulty:  754164 , date:  "2015-06-30 08:07:02" },
  { height:  540062 , difficulty:  757975 , date:  "2015-06-30 08:11:12" },
  { height:  540063 , difficulty:  756198 , date:  "2015-06-30 08:13:45" },
  { height:  540064 , difficulty:  758156 , date:  "2015-06-30 08:14:38" },
  { height:  540065 , difficulty:  758399 , date:  "2015-06-30 08:15:25" },
  { height:  540066 , difficulty:  759402 , date:  "2015-06-30 08:15:28" },
  { height:  540067 , difficulty:  761252 , date:  "2015-06-30 08:18:07" },
  { height:  540068 , difficulty:  758450 , date:  "2015-06-30 08:22:56" },
  { height:  540069 , difficulty:  758475 , date:  "2015-06-30 08:23:01" },
  { height:  540070 , difficulty:  755897 , date:  "2015-06-30 08:23:20" },
  { height:  540071 , difficulty:  756352 , date:  "2015-06-30 08:24:12" },
  { height:  540072 , difficulty:  755940 , date:  "2015-06-30 08:24:14" },
  { height:  540073 , difficulty:  754177 , date:  "2015-06-30 08:24:26" },
  { height:  540074 , difficulty:  769620 , date:  "2015-06-30 08:27:33" },
  { height:  540075 , difficulty:  773354 , date:  "2015-06-30 08:29:26" },
  { height:  540076 , difficulty:  772926 , date:  "2015-06-30 08:29:33" },
  { height:  540077 , difficulty:  772440 , date:  "2015-06-30 08:30:02" },
  { height:  540078 , difficulty:  775480 , date:  "2015-06-30 08:30:08" },
  { height:  540079 , difficulty:  779044 , date:  "2015-06-30 08:30:53" },
  { height:  540080 , difficulty:  776789 , date:  "2015-06-30 08:31:49" },
  { height:  540081 , difficulty:  776038 , date:  "2015-06-30 08:31:50" },
  { height:  540082 , difficulty:  777896 , date:  "2015-06-30 08:32:04" },
  { height:  540083 , difficulty:  777939 , date:  "2015-06-30 08:34:31" },
  { height:  540084 , difficulty:  776127 , date:  "2015-06-30 08:34:50" },
  { height:  540085 , difficulty:  772443 , date:  "2015-06-30 08:34:52" },
  { height:  540086 , difficulty:  770185 , date:  "2015-06-30 08:35:14" },
  { height:  540087 , difficulty:  769171 , date:  "2015-06-30 08:36:04" },
  { height:  540088 , difficulty:  769202 , date:  "2015-06-30 08:38:12" },
  { height:  540089 , difficulty:  768088 , date:  "2015-06-30 08:38:15" },
  { height:  540090 , difficulty:  764850 , date:  "2015-06-30 08:39:07" },
  { height:  540091 , difficulty:  764988 , date:  "2015-06-30 08:39:11" },
  { height:  540092 , difficulty:  766667 , date:  "2015-06-30 08:39:46" },
  { height:  540093 , difficulty:  766283 , date:  "2015-06-30 08:40:27" },
  { height:  540094 , difficulty:  765045 , date:  "2015-06-30 08:40:51" },
  { height:  540095 , difficulty:  770223 , date:  "2015-06-30 08:44:19" },
  { height:  540096 , difficulty:  767571 , date:  "2015-06-30 08:45:09" },
  { height:  540097 , difficulty:  766283 , date:  "2015-06-30 08:46:32" },
  { height:  540098 , difficulty:  767331 , date:  "2015-06-30 08:46:37" },
  { height:  540099 , difficulty:  764817 , date:  "2015-06-30 08:49:44" },
  { height:  540100 , difficulty:  766400 , date:  "2015-06-30 08:53:28" },
  { height:  540101 , difficulty:  772150 , date:  "2015-06-30 08:53:32" },
  { height:  540102 , difficulty:  771708 , date:  "2015-06-30 08:54:36" },
  { height:  540103 , difficulty:  773178 , date:  "2015-06-30 08:59:37" },
  { height:  540104 , difficulty:  774636 , date:  "2015-06-30 09:00:27" },
  { height:  540105 , difficulty:  772416 , date:  "2015-06-30 09:00:38" },
  { height:  540106 , difficulty:  771418 , date:  "2015-06-30 09:00:59" },
  { height:  540107 , difficulty:  769364 , date:  "2015-06-30 09:01:28" },
  { height:  540108 , difficulty:  770083 , date:  "2015-06-30 09:01:29" },
  { height:  540109 , difficulty:  772871 , date:  "2015-06-30 09:02:03" },
  { height:  540110 , difficulty:  773033 , date:  "2015-06-30 09:03:56" },
  { height:  540111 , difficulty:  769035 , date:  "2015-06-30 09:04:03" },
  { height:  540112 , difficulty:  769661 , date:  "2015-06-30 09:04:22" },
  { height:  540113 , difficulty:  766815 , date:  "2015-06-30 09:05:20" },
  { height:  540114 , difficulty:  765184 , date:  "2015-06-30 09:08:44" },
  { height:  540115 , difficulty:  764308 , date:  "2015-06-30 09:09:07" },
  { height:  540116 , difficulty:  763282 , date:  "2015-06-30 09:10:33" },
  { height:  540117 , difficulty:  765286 , date:  "2015-06-30 09:10:52" },
  { height:  540118 , difficulty:  765836 , date:  "2015-06-30 09:10:55" },
  { height:  540119 , difficulty:  765121 , date:  "2015-06-30 09:11:05" },
  { height:  540120 , difficulty:  767014 , date:  "2015-06-30 09:11:10" },
  { height:  540121 , difficulty:  766548 , date:  "2015-06-30 09:11:21" },
  { height:  540122 , difficulty:  769484 , date:  "2015-06-30 09:14:22" },
  { height:  540123 , difficulty:  767870 , date:  "2015-06-30 09:14:46" },
  { height:  540124 , difficulty:  770877 , date:  "2015-06-30 09:16:23" },
  { height:  540125 , difficulty:  770747 , date:  "2015-06-30 09:24:24" },
  { height:  540126 , difficulty:  771637 , date:  "2015-06-30 09:26:54" },
  { height:  540127 , difficulty:  772988 , date:  "2015-06-30 09:39:13" },
  { height:  540128 , difficulty:  772202 , date:  "2015-06-30 09:46:41" },
  { height:  540129 , difficulty:  769098 , date:  "2015-06-30 09:46:43" },
  { height:  540130 , difficulty:  767155 , date:  "2015-06-30 09:48:34" },
  { height:  540131 , difficulty:  765648 , date:  "2015-06-30 09:50:56" },
  { height:  540132 , difficulty:  765704 , date:  "2015-06-30 09:51:17" },
  { height:  540133 , difficulty:  767499 , date:  "2015-06-30 09:51:53" },
  { height:  540134 , difficulty:  764383 , date:  "2015-06-30 09:52:28" },
  { height:  540135 , difficulty:  767303 , date:  "2015-06-30 09:55:38" },
  { height:  540136 , difficulty:  767939 , date:  "2015-06-30 09:56:57" },
  { height:  540137 , difficulty:  769549 , date:  "2015-06-30 09:57:57" },
  { height:  540138 , difficulty:  765934 , date:  "2015-06-30 09:58:16" },
  { height:  540139 , difficulty:  762813 , date:  "2015-06-30 09:58:30" },
  { height:  540140 , difficulty:  762303 , date:  "2015-06-30 10:00:51" },
  { height:  540141 , difficulty:  762049 , date:  "2015-06-30 10:10:02" },
  { height:  540142 , difficulty:  762413 , date:  "2015-06-30 10:10:09" },
  { height:  540143 , difficulty:  759146 , date:  "2015-06-30 10:10:26" },
  { height:  540144 , difficulty:  754048 , date:  "2015-06-30 10:10:35" },
  { height:  540145 , difficulty:  755445 , date:  "2015-06-30 10:12:03" },
  { height:  540146 , difficulty:  755794 , date:  "2015-06-30 10:13:08" },
  { height:  540147 , difficulty:  755186 , date:  "2015-06-30 10:13:50" },
  { height:  540148 , difficulty:  755619 , date:  "2015-06-30 10:14:03" },
  { height:  540149 , difficulty:  756237 , date:  "2015-06-30 10:17:23" },
  { height:  540150 , difficulty:  753477 , date:  "2015-06-30 10:18:45" },
  { height:  540151 , difficulty:  753850 , date:  "2015-06-30 10:18:47" },
  { height:  540152 , difficulty:  754054 , date:  "2015-06-30 10:18:52" },
  { height:  540153 , difficulty:  754541 , date:  "2015-06-30 10:19:26" },
  { height:  540154 , difficulty:  755523 , date:  "2015-06-30 10:19:55" },
  { height:  540155 , difficulty:  755140 , date:  "2015-06-30 10:21:09" },
  { height:  540156 , difficulty:  754383 , date:  "2015-06-30 10:21:14" },
  { height:  540157 , difficulty:  757641 , date:  "2015-06-30 10:21:19" },
  { height:  540158 , difficulty:  757504 , date:  "2015-06-30 10:23:45" },
  { height:  540159 , difficulty:  754990 , date:  "2015-06-30 10:27:08" },
  { height:  540160 , difficulty:  755539 , date:  "2015-06-30 10:27:10" },
  { height:  540161 , difficulty:  755955 , date:  "2015-06-30 10:28:20" },
  { height:  540162 , difficulty:  755657 , date:  "2015-06-30 10:29:20" },
  { height:  540163 , difficulty:  754983 , date:  "2015-06-30 10:29:24" },
  { height:  540164 , difficulty:  752508 , date:  "2015-06-30 10:30:47" },
  { height:  540165 , difficulty:  753901 , date:  "2015-06-30 10:31:55" },
  { height:  540166 , difficulty:  753715 , date:  "2015-06-30 10:31:58" },
  { height:  540167 , difficulty:  756354 , date:  "2015-06-30 10:32:03" },
  { height:  540168 , difficulty:  758576 , date:  "2015-06-30 10:33:30" },
  { height:  540169 , difficulty:  757825 , date:  "2015-06-30 10:33:37" },
  { height:  540170 , difficulty:  759209 , date:  "2015-06-30 10:34:10" },
  { height:  540171 , difficulty:  759393 , date:  "2015-06-30 10:34:14" },
  { height:  540172 , difficulty:  759404 , date:  "2015-06-30 10:34:41" },
  { height:  540173 , difficulty:  757796 , date:  "2015-06-30 10:35:05" },
  { height:  540174 , difficulty:  758790 , date:  "2015-06-30 10:35:15" },
  { height:  540175 , difficulty:  757075 , date:  "2015-06-30 10:36:22" },
  { height:  540176 , difficulty:  754397 , date:  "2015-06-30 10:36:57" },
  { height:  540177 , difficulty:  754415 , date:  "2015-06-30 10:37:07" },
  { height:  540178 , difficulty:  753723 , date:  "2015-06-30 10:37:46" },
  { height:  540179 , difficulty:  748828 , date:  "2015-06-30 10:38:06" },
  { height:  540180 , difficulty:  748892 , date:  "2015-06-30 10:38:41" },
  { height:  540181 , difficulty:  750836 , date:  "2015-06-30 10:40:43" },
  { height:  540182 , difficulty:  750871 , date:  "2015-06-30 10:40:55" },
  { height:  540183 , difficulty:  751436 , date:  "2015-06-30 10:42:19" },
  { height:  540184 , difficulty:  751594 , date:  "2015-06-30 10:42:54" },
  { height:  540185 , difficulty:  751779 , date:  "2015-06-30 10:48:57" },
  { height:  540186 , difficulty:  751056 , date:  "2015-06-30 10:49:01" },
  { height:  540187 , difficulty:  752177 , date:  "2015-06-30 10:49:22" },
  { height:  540188 , difficulty:  751958 , date:  "2015-06-30 10:50:11" },
  { height:  540189 , difficulty:  751551 , date:  "2015-06-30 10:50:29" },
  { height:  540190 , difficulty:  747526 , date:  "2015-06-30 10:51:18" },
  { height:  540191 , difficulty:  747381 , date:  "2015-06-30 10:54:23" },
  { height:  540192 , difficulty:  746619 , date:  "2015-06-30 10:54:28" },
  { height:  540193 , difficulty:  747201 , date:  "2015-06-30 10:54:58" },
  { height:  540194 , difficulty:  747299 , date:  "2015-06-30 10:56:16" },
  { height:  540195 , difficulty:  748290 , date:  "2015-06-30 10:56:48" },
  { height:  540196 , difficulty:  751356 , date:  "2015-06-30 10:58:06" },
  { height:  540197 , difficulty:  751226 , date:  "2015-06-30 10:58:12" },
  { height:  540198 , difficulty:  747981 , date:  "2015-06-30 10:58:13" },
  { height:  540199 , difficulty:  749508 , date:  "2015-06-30 11:01:10" },
  { height:  540200 , difficulty:  749617 , date:  "2015-06-30 11:01:11" },
  { height:  540201 , difficulty:  739988 , date:  "2015-06-30 11:04:37" },
  { height:  540202 , difficulty:  737123 , date:  "2015-06-30 11:04:40" },
  { height:  540203 , difficulty:  723382 , date:  "2015-06-30 11:04:50" },
  { height:  540204 , difficulty:  715924 , date:  "2015-06-30 11:10:57" },
  { height:  540205 , difficulty:  717310 , date:  "2015-06-30 11:11:45" },
  { height:  540206 , difficulty:  715411 , date:  "2015-06-30 11:13:57" },
  { height:  540207 , difficulty:  713280 , date:  "2015-06-30 11:14:13" },
  { height:  540208 , difficulty:  713023 , date:  "2015-06-30 11:15:24" },
  { height:  540209 , difficulty:  716956 , date:  "2015-06-30 11:15:43" },
  { height:  540210 , difficulty:  721114 , date:  "2015-06-30 11:15:46" },
  { height:  540211 , difficulty:  717955 , date:  "2015-06-30 11:15:55" },
  { height:  540212 , difficulty:  716760 , date:  "2015-06-30 11:18:24" },
  { height:  540213 , difficulty:  717492 , date:  "2015-06-30 11:21:33" },
  { height:  540214 , difficulty:  717286 , date:  "2015-06-30 11:21:39" },
  { height:  540215 , difficulty:  717967 , date:  "2015-06-30 11:22:30" },
  { height:  540216 , difficulty:  715439 , date:  "2015-06-30 11:22:36" },
  { height:  540217 , difficulty:  707977 , date:  "2015-06-30 11:24:16" },
  { height:  540218 , difficulty:  707979 , date:  "2015-06-30 11:25:19" },
  { height:  540219 , difficulty:  709013 , date:  "2015-06-30 11:25:58" },
  { height:  540220 , difficulty:  708910 , date:  "2015-06-30 11:26:14" },
  { height:  540221 , difficulty:  707533 , date:  "2015-06-30 11:26:51" },
  { height:  540222 , difficulty:  707065 , date:  "2015-06-30 11:26:57" },
  { height:  540223 , difficulty:  707012 , date:  "2015-06-30 11:27:24" },
  { height:  540224 , difficulty:  707705 , date:  "2015-06-30 11:27:43" },
  { height:  540225 , difficulty:  704344 , date:  "2015-06-30 11:27:59" },
  { height:  540226 , difficulty:  702961 , date:  "2015-06-30 11:30:27" },
  { height:  540227 , difficulty:  709132 , date:  "2015-06-30 11:30:56" },
  { height:  540228 , difficulty:  709097 , date:  "2015-06-30 11:31:24" },
  { height:  540229 , difficulty:  708770 , date:  "2015-06-30 11:31:28" },
  { height:  540230 , difficulty:  709815 , date:  "2015-06-30 11:32:07" },
  { height:  540231 , difficulty:  710694 , date:  "2015-06-30 11:32:39" },
  { height:  540232 , difficulty:  710765 , date:  "2015-06-30 11:32:55" },
  { height:  540233 , difficulty:  710898 , date:  "2015-06-30 11:33:14" },
  { height:  540234 , difficulty:  710425 , date:  "2015-06-30 11:33:20" },
  { height:  540235 , difficulty:  707101 , date:  "2015-06-30 11:33:30" },
  { height:  540236 , difficulty:  708553 , date:  "2015-06-30 11:34:08" },
  { height:  540237 , difficulty:  707493 , date:  "2015-06-30 11:38:35" },
  { height:  540238 , difficulty:  706847 , date:  "2015-06-30 11:38:55" },
  { height:  540239 , difficulty:  707906 , date:  "2015-06-30 11:40:46" },
  { height:  540240 , difficulty:  706455 , date:  "2015-06-30 11:41:34" },
  { height:  540241 , difficulty:  705741 , date:  "2015-06-30 11:42:19" },
  { height:  540242 , difficulty:  705807 , date:  "2015-06-30 11:42:38" },
  { height:  540243 , difficulty:  706512 , date:  "2015-06-30 11:42:43" },
  { height:  540244 , difficulty:  707154 , date:  "2015-06-30 11:43:57" },
  { height:  540245 , difficulty:  707103 , date:  "2015-06-30 11:45:38" },
  { height:  540246 , difficulty:  708328 , date:  "2015-06-30 11:45:44" },
  { height:  540247 , difficulty:  708305 , date:  "2015-06-30 11:45:56" },
  { height:  540248 , difficulty:  709669 , date:  "2015-06-30 11:46:30" },
  { height:  540249 , difficulty:  709754 , date:  "2015-06-30 11:47:00" },
  { height:  540250 , difficulty:  711491 , date:  "2015-06-30 11:48:14" },
  { height:  540251 , difficulty:  711741 , date:  "2015-06-30 11:48:38" },
  { height:  540252 , difficulty:  714643 , date:  "2015-06-30 11:48:43" },
  { height:  540253 , difficulty:  714701 , date:  "2015-06-30 11:50:56" },
  { height:  540254 , difficulty:  717102 , date:  "2015-06-30 11:51:00" },
  { height:  540255 , difficulty:  717152 , date:  "2015-06-30 11:51:08" },
  { height:  540256 , difficulty:  716607 , date:  "2015-06-30 11:51:13" },
  { height:  540257 , difficulty:  716792 , date:  "2015-06-30 11:54:24" },
  { height:  540258 , difficulty:  717763 , date:  "2015-06-30 11:58:24" },
  { height:  540259 , difficulty:  717298 , date:  "2015-06-30 11:59:16" },
  { height:  540260 , difficulty:  716684 , date:  "2015-06-30 11:59:30" },
  { height:  540261 , difficulty:  710928 , date:  "2015-06-30 11:59:49" },
  { height:  540262 , difficulty:  710928 , date:  "2015-06-30 12:00:33" },
  { height:  540263 , difficulty:  712253 , date:  "2015-06-30 12:00:37" },
  { height:  540264 , difficulty:  719098 , date:  "2015-06-30 12:00:42" },
  { height:  540265 , difficulty:  718815 , date:  "2015-06-30 12:00:46" },
  { height:  540266 , difficulty:  718373 , date:  "2015-06-30 12:01:29" },
  { height:  540267 , difficulty:  715543 , date:  "2015-06-30 12:01:48" },
  { height:  540268 , difficulty:  715435 , date:  "2015-06-30 12:02:53" },
  { height:  540269 , difficulty:  715646 , date:  "2015-06-30 12:03:02" },
  { height:  540270 , difficulty:  714259 , date:  "2015-06-30 12:03:06" },
  { height:  540271 , difficulty:  715100 , date:  "2015-06-30 12:05:51" },
  { height:  540272 , difficulty:  713723 , date:  "2015-06-30 12:06:24" },
  { height:  540273 , difficulty:  713830 , date:  "2015-06-30 12:06:33" },
  { height:  540274 , difficulty:  714913 , date:  "2015-06-30 12:07:56" },
  { height:  540275 , difficulty:  712741 , date:  "2015-06-30 12:08:14" },
  { height:  540276 , difficulty:  715013 , date:  "2015-06-30 12:08:30" },
  { height:  540277 , difficulty:  711607 , date:  "2015-06-30 12:08:57" },
  { height:  540278 , difficulty:  712957 , date:  "2015-06-30 12:09:14" },
  { height:  540279 , difficulty:  712755 , date:  "2015-06-30 12:09:17" },
  { height:  540280 , difficulty:  706011 , date:  "2015-06-30 12:10:22" },
  { height:  540281 , difficulty:  705748 , date:  "2015-06-30 12:10:28" },
  { height:  540282 , difficulty:  703331 , date:  "2015-06-30 12:10:57" },
  { height:  540283 , difficulty:  705731 , date:  "2015-06-30 12:11:15" },
  { height:  540284 , difficulty:  704392 , date:  "2015-06-30 12:11:19" },
  { height:  540285 , difficulty:  705345 , date:  "2015-06-30 12:11:40" },
  { height:  540286 , difficulty:  708204 , date:  "2015-06-30 12:11:43" },
  { height:  540287 , difficulty:  708532 , date:  "2015-06-30 12:11:53" },
  { height:  540288 , difficulty:  708171 , date:  "2015-06-30 12:13:06" },
  { height:  540289 , difficulty:  705523 , date:  "2015-06-30 12:13:23" },
  { height:  540290 , difficulty:  707891 , date:  "2015-06-30 12:13:55" },
  { height:  540291 , difficulty:  707094 , date:  "2015-06-30 12:14:32" },
  { height:  540292 , difficulty:  707003 , date:  "2015-06-30 12:15:10" },
  { height:  540293 , difficulty:  705562 , date:  "2015-06-30 12:15:49" },
  { height:  540294 , difficulty:  704884 , date:  "2015-06-30 12:16:31" },
  { height:  540295 , difficulty:  704209 , date:  "2015-06-30 12:16:36" },
  { height:  540296 , difficulty:  705377 , date:  "2015-06-30 12:17:43" },
  { height:  540297 , difficulty:  705021 , date:  "2015-06-30 12:18:26" },
  { height:  540298 , difficulty:  705075 , date:  "2015-06-30 12:18:45" },
  { height:  540299 , difficulty:  706504 , date:  "2015-06-30 12:19:30" },
  { height:  540300 , difficulty:  706410 , date:  "2015-06-30 12:20:33" },
  { height:  540301 , difficulty:  706449 , date:  "2015-06-30 12:20:34" },
  { height:  540302 , difficulty:  706540 , date:  "2015-06-30 12:21:56" },
  { height:  540303 , difficulty:  706723 , date:  "2015-06-30 12:22:01" },
  { height:  540304 , difficulty:  706779 , date:  "2015-06-30 12:22:06" },
  { height:  540305 , difficulty:  709596 , date:  "2015-06-30 12:22:08" },
  { height:  540306 , difficulty:  708848 , date:  "2015-06-30 12:23:09" },
  { height:  540307 , difficulty:  708381 , date:  "2015-06-30 12:24:24" },
  { height:  540308 , difficulty:  710262 , date:  "2015-06-30 12:24:43" },
  { height:  540309 , difficulty:  712245 , date:  "2015-06-30 12:25:25" },
  { height:  540310 , difficulty:  712238 , date:  "2015-06-30 12:25:43" },
  { height:  540311 , difficulty:  713953 , date:  "2015-06-30 12:25:56" },
  { height:  540312 , difficulty:  713684 , date:  "2015-06-30 12:26:41" },
  { height:  540313 , difficulty:  708670 , date:  "2015-06-30 12:26:47" },
  { height:  540314 , difficulty:  708713 , date:  "2015-06-30 12:28:47" },
  { height:  540315 , difficulty:  706598 , date:  "2015-06-30 12:29:17" },
  { height:  540316 , difficulty:  705907 , date:  "2015-06-30 12:31:40" },
  { height:  540317 , difficulty:  705999 , date:  "2015-06-30 12:33:14" },
  { height:  540318 , difficulty:  714610 , date:  "2015-06-30 12:33:20" },
  { height:  540319 , difficulty:  714447 , date:  "2015-06-30 12:35:47" },
  { height:  540320 , difficulty:  714524 , date:  "2015-06-30 12:36:46" },
  { height:  540321 , difficulty:  716397 , date:  "2015-06-30 12:38:04" },
  { height:  540322 , difficulty:  717993 , date:  "2015-06-30 12:39:48" },
  { height:  540323 , difficulty:  719274 , date:  "2015-06-30 12:39:50" },
  { height:  540324 , difficulty:  718593 , date:  "2015-06-30 12:40:00" },
  { height:  540325 , difficulty:  718666 , date:  "2015-06-30 12:41:01" },
  { height:  540326 , difficulty:  717293 , date:  "2015-06-30 12:41:23" },
  { height:  540327 , difficulty:  720170 , date:  "2015-06-30 12:41:39" },
  { height:  540328 , difficulty:  720774 , date:  "2015-06-30 12:42:45" },
  { height:  540329 , difficulty:  718208 , date:  "2015-06-30 12:43:55" },
  { height:  540330 , difficulty:  720612 , date:  "2015-06-30 12:44:12" },
  { height:  540331 , difficulty:  720666 , date:  "2015-06-30 12:45:41" },
  { height:  540332 , difficulty:  722684 , date:  "2015-06-30 12:47:04" },
  { height:  540333 , difficulty:  719485 , date:  "2015-06-30 12:48:56" },
  { height:  540334 , difficulty:  715810 , date:  "2015-06-30 12:49:47" },
  { height:  540335 , difficulty:  714896 , date:  "2015-06-30 12:50:09" },
  { height:  540336 , difficulty:  715161 , date:  "2015-06-30 12:50:15" },
  { height:  540337 , difficulty:  714763 , date:  "2015-06-30 12:52:45" },
  { height:  540338 , difficulty:  715031 , date:  "2015-06-30 12:53:13" },
  { height:  540339 , difficulty:  715755 , date:  "2015-06-30 12:53:54" },
  { height:  540340 , difficulty:  716732 , date:  "2015-06-30 12:54:43" },
  { height:  540341 , difficulty:  716671 , date:  "2015-06-30 12:54:45" },
  { height:  540342 , difficulty:  715801 , date:  "2015-06-30 12:55:18" },
  { height:  540343 , difficulty:  715396 , date:  "2015-06-30 12:55:20" },
  { height:  540344 , difficulty:  714804 , date:  "2015-06-30 12:57:24" },
  { height:  540345 , difficulty:  715001 , date:  "2015-06-30 12:57:54" },
  { height:  540346 , difficulty:  714930 , date:  "2015-06-30 12:59:49" },
  { height:  540347 , difficulty:  714282 , date:  "2015-06-30 13:00:04" },
  { height:  540348 , difficulty:  717106 , date:  "2015-06-30 13:00:30" },
  { height:  540349 , difficulty:  721568 , date:  "2015-06-30 13:00:33" },
  { height:  540350 , difficulty:  719970 , date:  "2015-06-30 13:01:21" },
  { height:  540351 , difficulty:  719763 , date:  "2015-06-30 13:01:27" },
  { height:  540352 , difficulty:  720172 , date:  "2015-06-30 13:04:35" },
  { height:  540353 , difficulty:  723077 , date:  "2015-06-30 13:06:15" },
  { height:  540354 , difficulty:  723330 , date:  "2015-06-30 13:06:23" },
  { height:  540355 , difficulty:  725008 , date:  "2015-06-30 13:07:39" },
  { height:  540356 , difficulty:  723764 , date:  "2015-06-30 13:07:43" },
  { height:  540357 , difficulty:  726380 , date:  "2015-06-30 13:09:09" },
  { height:  540358 , difficulty:  727915 , date:  "2015-06-30 13:11:22" },
  { height:  540359 , difficulty:  729271 , date:  "2015-06-30 13:11:50" },
  { height:  540360 , difficulty:  730316 , date:  "2015-06-30 13:12:52" },
  { height:  540361 , difficulty:  730837 , date:  "2015-06-30 13:13:14" },
  { height:  540362 , difficulty:  733933 , date:  "2015-06-30 13:14:33" },
  { height:  540363 , difficulty:  736798 , date:  "2015-06-30 13:14:48" },
  { height:  540364 , difficulty:  735366 , date:  "2015-06-30 13:15:25" },
  { height:  540365 , difficulty:  737419 , date:  "2015-06-30 13:15:30" },
  { height:  540366 , difficulty:  737205 , date:  "2015-06-30 13:15:50" },
  { height:  540367 , difficulty:  736385 , date:  "2015-06-30 13:15:53" },
  { height:  540368 , difficulty:  736203 , date:  "2015-06-30 13:16:01" },
  { height:  540369 , difficulty:  735422 , date:  "2015-06-30 13:16:32" },
  { height:  540370 , difficulty:  734603 , date:  "2015-06-30 13:18:50" },
  { height:  540371 , difficulty:  734811 , date:  "2015-06-30 13:19:06" },
  { height:  540372 , difficulty:  734123 , date:  "2015-06-30 13:19:20" },
  { height:  540373 , difficulty:  733851 , date:  "2015-06-30 13:19:23" },
  { height:  540374 , difficulty:  734053 , date:  "2015-06-30 13:19:52" },
  { height:  540375 , difficulty:  733369 , date:  "2015-06-30 13:21:18" },
  { height:  540376 , difficulty:  732188 , date:  "2015-06-30 13:21:39" },
  { height:  540377 , difficulty:  732111 , date:  "2015-06-30 13:21:44" },
  { height:  540378 , difficulty:  730719 , date:  "2015-06-30 13:22:00" },
  { height:  540379 , difficulty:  730707 , date:  "2015-06-30 13:24:09" },
  { height:  540380 , difficulty:  730853 , date:  "2015-06-30 13:24:11" },
  { height:  540381 , difficulty:  733001 , date:  "2015-06-30 13:24:40" },
  { height:  540382 , difficulty:  732975 , date:  "2015-06-30 13:26:25" },
  { height:  540383 , difficulty:  732350 , date:  "2015-06-30 13:28:12" },
  { height:  540384 , difficulty:  732233 , date:  "2015-06-30 13:28:51" },
  { height:  540385 , difficulty:  734226 , date:  "2015-06-30 13:28:53" },
  { height:  540386 , difficulty:  734251 , date:  "2015-06-30 13:29:56" },
  { height:  540387 , difficulty:  734780 , date:  "2015-06-30 13:31:59" },
  { height:  540388 , difficulty:  735150 , date:  "2015-06-30 13:32:02" },
  { height:  540389 , difficulty:  735710 , date:  "2015-06-30 13:32:04" },
  { height:  540390 , difficulty:  733917 , date:  "2015-06-30 13:32:09" },
  { height:  540391 , difficulty:  733257 , date:  "2015-06-30 13:33:55" },
  { height:  540392 , difficulty:  730402 , date:  "2015-06-30 13:34:01" },
  { height:  540393 , difficulty:  728723 , date:  "2015-06-30 13:34:17" },
  { height:  540394 , difficulty:  728649 , date:  "2015-06-30 13:34:36" },
  { height:  540395 , difficulty:  726969 , date:  "2015-06-30 13:36:51" },
  { height:  540396 , difficulty:  729758 , date:  "2015-06-30 13:37:56" },
  { height:  540397 , difficulty:  729301 , date:  "2015-06-30 13:38:55" },
  { height:  540398 , difficulty:  727871 , date:  "2015-06-30 13:38:59" },
  { height:  540399 , difficulty:  729191 , date:  "2015-06-30 13:39:40" },
  { height:  540400 , difficulty:  729584 , date:  "2015-06-30 13:40:41" },
  { height:  540401 , difficulty:  732943 , date:  "2015-06-30 13:42:10" },
  { height:  540402 , difficulty:  732739 , date:  "2015-06-30 13:42:11" },
  { height:  540403 , difficulty:  736196 , date:  "2015-06-30 13:44:23" },
  { height:  540404 , difficulty:  735243 , date:  "2015-06-30 13:44:42" },
  { height:  540405 , difficulty:  736305 , date:  "2015-06-30 13:45:28" },
  { height:  540406 , difficulty:  736293 , date:  "2015-06-30 13:45:46" },
  { height:  540407 , difficulty:  734599 , date:  "2015-06-30 13:45:55" },
  { height:  540408 , difficulty:  736552 , date:  "2015-06-30 13:47:32" },
  { height:  540409 , difficulty:  735135 , date:  "2015-06-30 13:48:14" },
  { height:  540410 , difficulty:  734412 , date:  "2015-06-30 13:48:52" },
  { height:  540411 , difficulty:  734226 , date:  "2015-06-30 13:49:10" },
  { height:  540412 , difficulty:  734098 , date:  "2015-06-30 13:49:33" },
  { height:  540413 , difficulty:  734246 , date:  "2015-06-30 13:49:56" },
  { height:  540414 , difficulty:  734335 , date:  "2015-06-30 13:50:33" },
  { height:  540415 , difficulty:  734206 , date:  "2015-06-30 13:51:04" },
  { height:  540416 , difficulty:  733224 , date:  "2015-06-30 13:51:05" },
  { height:  540417 , difficulty:  733675 , date:  "2015-06-30 13:52:54" },
  { height:  540418 , difficulty:  734404 , date:  "2015-06-30 13:52:56" },
  { height:  540419 , difficulty:  734354 , date:  "2015-06-30 13:53:14" },
  { height:  540420 , difficulty:  731894 , date:  "2015-06-30 13:53:53" },
  { height:  540421 , difficulty:  731962 , date:  "2015-06-30 13:54:40" },
  { height:  540422 , difficulty:  730603 , date:  "2015-06-30 13:54:47" },
  { height:  540423 , difficulty:  731346 , date:  "2015-06-30 13:54:52" },
  { height:  540424 , difficulty:  731446 , date:  "2015-06-30 13:55:34" },
  { height:  540425 , difficulty:  731675 , date:  "2015-06-30 13:57:46" },
  { height:  540426 , difficulty:  730968 , date:  "2015-06-30 13:59:03" },
  { height:  540427 , difficulty:  730935 , date:  "2015-06-30 13:59:55" },
  { height:  540428 , difficulty:  727590 , date:  "2015-06-30 14:01:05" },
  { height:  540429 , difficulty:  727681 , date:  "2015-06-30 14:01:10" },
  { height:  540430 , difficulty:  727773 , date:  "2015-06-30 14:02:05" },
  { height:  540431 , difficulty:  726457 , date:  "2015-06-30 14:02:52" },
  { height:  540432 , difficulty:  727232 , date:  "2015-06-30 14:02:57" },
  { height:  540433 , difficulty:  728115 , date:  "2015-06-30 14:04:42" },
  { height:  540434 , difficulty:  725609 , date:  "2015-06-30 14:05:40" },
  { height:  540435 , difficulty:  725360 , date:  "2015-06-30 14:07:11" },
  { height:  540436 , difficulty:  725329 , date:  "2015-06-30 14:07:21" },
  { height:  540437 , difficulty:  724965 , date:  "2015-06-30 14:07:44" },
  { height:  540438 , difficulty:  724512 , date:  "2015-06-30 14:12:20" },
  { height:  540439 , difficulty:  726155 , date:  "2015-06-30 14:12:45" },
  { height:  540440 , difficulty:  726529 , date:  "2015-06-30 14:12:50" },
  { height:  540441 , difficulty:  726479 , date:  "2015-06-30 14:14:00" },
  { height:  540442 , difficulty:  726095 , date:  "2015-06-30 14:14:06" },
  { height:  540443 , difficulty:  726373 , date:  "2015-06-30 14:15:45" },
  { height:  540444 , difficulty:  727652 , date:  "2015-06-30 14:17:48" },
  { height:  540445 , difficulty:  727105 , date:  "2015-06-30 14:19:17" },
  { height:  540446 , difficulty:  725246 , date:  "2015-06-30 14:25:25" },
  { height:  540447 , difficulty:  724952 , date:  "2015-06-30 14:25:31" },
  { height:  540448 , difficulty:  728459 , date:  "2015-06-30 14:25:41" },
  { height:  540449 , difficulty:  730492 , date:  "2015-06-30 14:25:44" },
  { height:  540450 , difficulty:  732717 , date:  "2015-06-30 14:27:09" },
  { height:  540451 , difficulty:  732076 , date:  "2015-06-30 14:27:39" },
  { height:  540452 , difficulty:  731693 , date:  "2015-06-30 14:30:31" },
  { height:  540453 , difficulty:  734580 , date:  "2015-06-30 14:31:01" },
  { height:  540454 , difficulty:  735432 , date:  "2015-06-30 14:31:03" },
  { height:  540455 , difficulty:  733299 , date:  "2015-06-30 14:31:57" },
  { height:  540456 , difficulty:  733968 , date:  "2015-06-30 14:32:38" },
  { height:  540457 , difficulty:  733546 , date:  "2015-06-30 14:33:04" },
  { height:  540458 , difficulty:  732085 , date:  "2015-06-30 14:36:09" },
  { height:  540459 , difficulty:  730015 , date:  "2015-06-30 14:36:42" },
  { height:  540460 , difficulty:  732674 , date:  "2015-06-30 14:39:12" },
  { height:  540461 , difficulty:  732676 , date:  "2015-06-30 14:40:36" },
  { height:  540462 , difficulty:  731560 , date:  "2015-06-30 14:41:48" },
  { height:  540463 , difficulty:  730703 , date:  "2015-06-30 14:41:50" },
  { height:  540464 , difficulty:  731650 , date:  "2015-06-30 14:42:03" },
  { height:  540465 , difficulty:  732382 , date:  "2015-06-30 14:42:45" },
  { height:  540466 , difficulty:  734714 , date:  "2015-06-30 14:43:03" },
  { height:  540467 , difficulty:  732704 , date:  "2015-06-30 14:45:53" },
  { height:  540468 , difficulty:  733684 , date:  "2015-06-30 14:47:14" },
  { height:  540469 , difficulty:  733440 , date:  "2015-06-30 14:47:48" },
  { height:  540470 , difficulty:  733436 , date:  "2015-06-30 14:50:15" },
  { height:  540471 , difficulty:  732246 , date:  "2015-06-30 14:50:19" },
  { height:  540472 , difficulty:  731647 , date:  "2015-06-30 14:52:04" },
  { height:  540473 , difficulty:  731422 , date:  "2015-06-30 14:52:40" },
  { height:  540474 , difficulty:  731626 , date:  "2015-06-30 14:54:59" },
  { height:  540475 , difficulty:  732072 , date:  "2015-06-30 14:55:23" },
  { height:  540476 , difficulty:  730925 , date:  "2015-06-30 14:57:37" },
  { height:  540477 , difficulty:  729141 , date:  "2015-06-30 14:57:39" },
  { height:  540478 , difficulty:  729992 , date:  "2015-06-30 14:59:17" },
  { height:  540479 , difficulty:  728789 , date:  "2015-06-30 14:59:20" },
  { height:  540480 , difficulty:  728457 , date:  "2015-06-30 15:00:22" },
  { height:  540481 , difficulty:  728010 , date:  "2015-06-30 15:01:30" },
  { height:  540482 , difficulty:  727958 , date:  "2015-06-30 15:01:38" },
  { height:  540483 , difficulty:  728239 , date:  "2015-06-30 15:02:59" },
  { height:  540484 , difficulty:  727917 , date:  "2015-06-30 15:03:05" },
  { height:  540485 , difficulty:  727831 , date:  "2015-06-30 15:03:23" },
  { height:  540486 , difficulty:  727133 , date:  "2015-06-30 15:04:55" },
  { height:  540487 , difficulty:  727439 , date:  "2015-06-30 15:05:47" },
  { height:  540488 , difficulty:  727565 , date:  "2015-06-30 15:06:32" },
  { height:  540489 , difficulty:  729849 , date:  "2015-06-30 15:06:35" },
  { height:  540490 , difficulty:  730354 , date:  "2015-06-30 15:08:47" },
  { height:  540491 , difficulty:  730145 , date:  "2015-06-30 15:10:12" },
  { height:  540492 , difficulty:  732556 , date:  "2015-06-30 15:10:52" },
  { height:  540493 , difficulty:  735003 , date:  "2015-06-30 15:11:29" },
  { height:  540494 , difficulty:  734926 , date:  "2015-06-30 15:12:07" },
  { height:  540495 , difficulty:  737552 , date:  "2015-06-30 15:14:03" },
  { height:  540496 , difficulty:  740908 , date:  "2015-06-30 15:15:22" },
  { height:  540497 , difficulty:  740415 , date:  "2015-06-30 15:15:26" },
  { height:  540498 , difficulty:  741495 , date:  "2015-06-30 15:18:04" },
  { height:  540499 , difficulty:  743527 , date:  "2015-06-30 15:18:17" },
  { height:  540500 , difficulty:  744268 , date:  "2015-06-30 15:18:41" },
  { height:  540501 , difficulty:  742474 , date:  "2015-06-30 15:19:02" },
  { height:  540502 , difficulty:  741383 , date:  "2015-06-30 15:21:39" },
  { height:  540503 , difficulty:  740539 , date:  "2015-06-30 15:21:44" },
  { height:  540504 , difficulty:  739914 , date:  "2015-06-30 15:22:33" },
  { height:  540505 , difficulty:  740498 , date:  "2015-06-30 15:22:34" },
  { height:  540506 , difficulty:  742745 , date:  "2015-06-30 15:24:21" },
  { height:  540507 , difficulty:  741766 , date:  "2015-06-30 15:25:04" },
  { height:  540508 , difficulty:  742392 , date:  "2015-06-30 15:25:30" },
  { height:  540509 , difficulty:  740542 , date:  "2015-06-30 15:25:39" },
  { height:  540510 , difficulty:  739549 , date:  "2015-06-30 15:25:44" },
  { height:  540511 , difficulty:  737969 , date:  "2015-06-30 15:26:43" },
  { height:  540512 , difficulty:  740137 , date:  "2015-06-30 15:26:51" },
  { height:  540513 , difficulty:  739631 , date:  "2015-06-30 15:28:01" },
  { height:  540514 , difficulty:  734488 , date:  "2015-06-30 15:28:06" },
  { height:  540515 , difficulty:  737389 , date:  "2015-06-30 15:29:07" },
  { height:  540516 , difficulty:  737320 , date:  "2015-06-30 15:31:09" },
  { height:  540517 , difficulty:  736435 , date:  "2015-06-30 15:31:25" },
  { height:  540518 , difficulty:  739082 , date:  "2015-06-30 15:32:24" },
  { height:  540519 , difficulty:  737786 , date:  "2015-06-30 15:32:48" },
  { height:  540520 , difficulty:  735828 , date:  "2015-06-30 15:33:28" },
  { height:  540521 , difficulty:  734302 , date:  "2015-06-30 15:33:33" },
  { height:  540522 , difficulty:  736038 , date:  "2015-06-30 15:34:50" },
  { height:  540523 , difficulty:  736237 , date:  "2015-06-30 15:35:22" },
  { height:  540524 , difficulty:  736328 , date:  "2015-06-30 15:36:22" },
  { height:  540525 , difficulty:  736424 , date:  "2015-06-30 15:36:31" },
  { height:  540526 , difficulty:  735982 , date:  "2015-06-30 15:36:40" },
  { height:  540527 , difficulty:  735419 , date:  "2015-06-30 15:36:42" },
  { height:  540528 , difficulty:  734312 , date:  "2015-06-30 15:38:01" },
  { height:  540529 , difficulty:  733677 , date:  "2015-06-30 15:38:02" },
  { height:  540530 , difficulty:  734313 , date:  "2015-06-30 15:38:34" },
  { height:  540531 , difficulty:  737212 , date:  "2015-06-30 15:38:38" },
  { height:  540532 , difficulty:  736346 , date:  "2015-06-30 15:38:58" },
  { height:  540533 , difficulty:  739077 , date:  "2015-06-30 15:39:11" },
  { height:  540534 , difficulty:  736110 , date:  "2015-06-30 15:40:43" },
  { height:  540535 , difficulty:  735398 , date:  "2015-06-30 15:41:25" },
  { height:  540536 , difficulty:  732966 , date:  "2015-06-30 15:41:27" },
  { height:  540537 , difficulty:  731648 , date:  "2015-06-30 15:42:01" },
  { height:  540538 , difficulty:  730532 , date:  "2015-06-30 15:42:23" },
  { height:  540539 , difficulty:  732879 , date:  "2015-06-30 15:42:36" },
  { height:  540540 , difficulty:  732883 , date:  "2015-06-30 15:42:40" },
  { height:  540541 , difficulty:  732328 , date:  "2015-06-30 15:42:46" },
  { height:  540542 , difficulty:  732357 , date:  "2015-06-30 15:44:52" },
  { height:  540543 , difficulty:  731221 , date:  "2015-06-30 15:46:41" },
  { height:  540544 , difficulty:  732352 , date:  "2015-06-30 15:46:50" },
  { height:  540545 , difficulty:  732020 , date:  "2015-06-30 15:47:46" },
  { height:  540546 , difficulty:  730827 , date:  "2015-06-30 15:49:18" },
  { height:  540547 , difficulty:  731593 , date:  "2015-06-30 15:49:41" },
  { height:  540548 , difficulty:  730699 , date:  "2015-06-30 15:49:47" },
  { height:  540549 , difficulty:  736889 , date:  "2015-06-30 15:50:52" },
  { height:  540550 , difficulty:  734482 , date:  "2015-06-30 15:51:40" },
  { height:  540551 , difficulty:  734623 , date:  "2015-06-30 15:51:52" },
  { height:  540552 , difficulty:  732017 , date:  "2015-06-30 15:52:55" },
  { height:  540553 , difficulty:  732184 , date:  "2015-06-30 15:53:33" },
  { height:  540554 , difficulty:  730271 , date:  "2015-06-30 15:54:06" },
  { height:  540555 , difficulty:  730538 , date:  "2015-06-30 15:54:41" },
  { height:  540556 , difficulty:  729865 , date:  "2015-06-30 15:57:18" },
  { height:  540557 , difficulty:  728672 , date:  "2015-06-30 15:59:38" },
  { height:  540558 , difficulty:  729850 , date:  "2015-06-30 16:00:33" },
  { height:  540559 , difficulty:  728316 , date:  "2015-06-30 16:01:31" },
  { height:  540560 , difficulty:  730809 , date:  "2015-06-30 16:02:48" },
  { height:  540561 , difficulty:  731851 , date:  "2015-06-30 16:02:49" },
  { height:  540562 , difficulty:  732610 , date:  "2015-06-30 16:03:11" },
  { height:  540563 , difficulty:  731519 , date:  "2015-06-30 16:04:55" },
  { height:  540564 , difficulty:  731895 , date:  "2015-06-30 16:05:16" },
  { height:  540565 , difficulty:  731978 , date:  "2015-06-30 16:05:30" },
  { height:  540566 , difficulty:  732586 , date:  "2015-06-30 16:09:45" },
  { height:  540567 , difficulty:  731567 , date:  "2015-06-30 16:09:50" },
  { height:  540568 , difficulty:  732439 , date:  "2015-06-30 16:10:30" },
  { height:  540569 , difficulty:  731713 , date:  "2015-06-30 16:11:06" },
  { height:  540570 , difficulty:  731083 , date:  "2015-06-30 16:12:54" },
  { height:  540571 , difficulty:  729663 , date:  "2015-06-30 16:13:05" },
  { height:  540572 , difficulty:  729932 , date:  "2015-06-30 16:14:41" },
  { height:  540573 , difficulty:  730400 , date:  "2015-06-30 16:16:52" },
  { height:  540574 , difficulty:  727578 , date:  "2015-06-30 16:16:58" },
  { height:  540575 , difficulty:  728387 , date:  "2015-06-30 16:17:07" },
  { height:  540576 , difficulty:  731323 , date:  "2015-06-30 16:17:57" },
  { height:  540577 , difficulty:  732967 , date:  "2015-06-30 16:18:43" },
  { height:  540578 , difficulty:  730870 , date:  "2015-06-30 16:18:49" },
  { height:  540579 , difficulty:  730802 , date:  "2015-06-30 16:21:43" },
  { height:  540580 , difficulty:  731475 , date:  "2015-06-30 16:21:50" },
  { height:  540581 , difficulty:  731689 , date:  "2015-06-30 16:22:01" },
  { height:  540582 , difficulty:  731349 , date:  "2015-06-30 16:22:15" },
  { height:  540583 , difficulty:  731246 , date:  "2015-06-30 16:24:20" },
  { height:  540584 , difficulty:  731085 , date:  "2015-06-30 16:24:26" },
  { height:  540585 , difficulty:  731522 , date:  "2015-06-30 16:24:34" },
  { height:  540586 , difficulty:  731697 , date:  "2015-06-30 16:28:11" },
  { height:  540587 , difficulty:  731970 , date:  "2015-06-30 16:29:02" },
  { height:  540588 , difficulty:  731849 , date:  "2015-06-30 16:29:30" },
  { height:  540589 , difficulty:  731524 , date:  "2015-06-30 16:30:54" },
  { height:  540590 , difficulty:  732178 , date:  "2015-06-30 16:31:53" },
  { height:  540591 , difficulty:  731052 , date:  "2015-06-30 16:32:38" },
  { height:  540592 , difficulty:  728889 , date:  "2015-06-30 16:33:57" },
  { height:  540593 , difficulty:  731448 , date:  "2015-06-30 16:37:20" },
  { height:  540594 , difficulty:  733873 , date:  "2015-06-30 16:39:14" },
  { height:  540595 , difficulty:  737345 , date:  "2015-06-30 16:40:59" },
  { height:  540596 , difficulty:  736767 , date:  "2015-06-30 16:41:29" },
  { height:  540597 , difficulty:  737737 , date:  "2015-06-30 16:41:31" },
  { height:  540598 , difficulty:  742024 , date:  "2015-06-30 16:41:50" },
  { height:  540599 , difficulty:  741556 , date:  "2015-06-30 16:41:52" },
  { height:  540600 , difficulty:  741665 , date:  "2015-06-30 16:42:58" },
  { height:  540601 , difficulty:  742432 , date:  "2015-06-30 16:44:05" },
  { height:  540602 , difficulty:  745282 , date:  "2015-06-30 16:44:08" },
  { height:  540603 , difficulty:  745613 , date:  "2015-06-30 16:44:17" },
  { height:  540604 , difficulty:  745298 , date:  "2015-06-30 16:45:47" },
  { height:  540605 , difficulty:  745818 , date:  "2015-06-30 16:46:39" },
  { height:  540606 , difficulty:  746338 , date:  "2015-06-30 16:48:20" },
  { height:  540607 , difficulty:  746408 , date:  "2015-06-30 16:48:23" },
  { height:  540608 , difficulty:  746181 , date:  "2015-06-30 16:48:46" },
  { height:  540609 , difficulty:  748335 , date:  "2015-06-30 16:49:55" },
  { height:  540610 , difficulty:  750624 , date:  "2015-06-30 16:50:15" },
  { height:  540611 , difficulty:  750204 , date:  "2015-06-30 16:50:26" },
  { height:  540612 , difficulty:  750162 , date:  "2015-06-30 16:51:14" },
  { height:  540613 , difficulty:  750857 , date:  "2015-06-30 16:51:29" },
  { height:  540614 , difficulty:  751488 , date:  "2015-06-30 16:51:49" },
  { height:  540615 , difficulty:  753065 , date:  "2015-06-30 16:54:39" },
  { height:  540616 , difficulty:  757744 , date:  "2015-06-30 16:55:07" },
  { height:  540617 , difficulty:  758544 , date:  "2015-06-30 16:55:31" },
  { height:  540618 , difficulty:  756638 , date:  "2015-06-30 16:55:33" },
  { height:  540619 , difficulty:  755193 , date:  "2015-06-30 16:55:43" },
  { height:  540620 , difficulty:  758185 , date:  "2015-06-30 16:57:26" },
  { height:  540621 , difficulty:  758913 , date:  "2015-06-30 16:57:52" },
  { height:  540622 , difficulty:  757802 , date:  "2015-06-30 16:58:17" },
  { height:  540623 , difficulty:  757601 , date:  "2015-06-30 16:58:30" },
  { height:  540624 , difficulty:  757527 , date:  "2015-06-30 17:00:16" },
  { height:  540625 , difficulty:  758383 , date:  "2015-06-30 17:00:24" },
  { height:  540626 , difficulty:  758212 , date:  "2015-06-30 17:00:37" },
  { height:  540627 , difficulty:  758021 , date:  "2015-06-30 17:01:44" },
  { height:  540628 , difficulty:  758321 , date:  "2015-06-30 17:03:11" },
  { height:  540629 , difficulty:  757605 , date:  "2015-06-30 17:04:57" },
  { height:  540630 , difficulty:  757016 , date:  "2015-06-30 17:05:02" },
  { height:  540631 , difficulty:  758588 , date:  "2015-06-30 17:07:33" },
  { height:  540632 , difficulty:  757497 , date:  "2015-06-30 17:07:36" },
  { height:  540633 , difficulty:  754577 , date:  "2015-06-30 17:07:42" },
  { height:  540634 , difficulty:  756221 , date:  "2015-06-30 17:08:42" },
  { height:  540635 , difficulty:  755389 , date:  "2015-06-30 17:09:36" },
  { height:  540636 , difficulty:  754011 , date:  "2015-06-30 17:10:31" },
  { height:  540637 , difficulty:  753966 , date:  "2015-06-30 17:10:38" },
  { height:  540638 , difficulty:  754248 , date:  "2015-06-30 17:12:58" },
  { height:  540639 , difficulty:  753218 , date:  "2015-06-30 17:13:01" },
  { height:  540640 , difficulty:  754154 , date:  "2015-06-30 17:13:44" },
  { height:  540641 , difficulty:  753956 , date:  "2015-06-30 17:14:05" },
  { height:  540642 , difficulty:  750311 , date:  "2015-06-30 17:15:48" },
  { height:  540643 , difficulty:  753715 , date:  "2015-06-30 17:16:30" },
  { height:  540644 , difficulty:  757219 , date:  "2015-06-30 17:19:05" },
  { height:  540645 , difficulty:  756762 , date:  "2015-06-30 17:19:10" },
  { height:  540646 , difficulty:  755069 , date:  "2015-06-30 17:19:42" },
  { height:  540647 , difficulty:  755827 , date:  "2015-06-30 17:20:22" },
  { height:  540648 , difficulty:  754954 , date:  "2015-06-30 17:20:47" },
  { height:  540649 , difficulty:  752992 , date:  "2015-06-30 17:21:44" },
  { height:  540650 , difficulty:  752931 , date:  "2015-06-30 17:21:50" },
  { height:  540651 , difficulty:  755853 , date:  "2015-06-30 17:22:00" },
  { height:  540652 , difficulty:  758287 , date:  "2015-06-30 17:22:24" },
  { height:  540653 , difficulty:  757398 , date:  "2015-06-30 17:23:30" },
  { height:  540654 , difficulty:  758933 , date:  "2015-06-30 17:28:02" },
  { height:  540655 , difficulty:  755383 , date:  "2015-06-30 17:28:04" },
  { height:  540656 , difficulty:  755313 , date:  "2015-06-30 17:29:05" },
  { height:  540657 , difficulty:  755653 , date:  "2015-06-30 17:29:08" },
  { height:  540658 , difficulty:  756184 , date:  "2015-06-30 17:29:44" },
  { height:  540659 , difficulty:  754153 , date:  "2015-06-30 17:30:08" },
  { height:  540660 , difficulty:  754248 , date:  "2015-06-30 17:31:30" },
  { height:  540661 , difficulty:  754108 , date:  "2015-06-30 17:31:39" },
  { height:  540662 , difficulty:  751956 , date:  "2015-06-30 17:32:14" },
  { height:  540663 , difficulty:  751176 , date:  "2015-06-30 17:33:12" },
  { height:  540664 , difficulty:  751329 , date:  "2015-06-30 17:33:16" },
  { height:  540665 , difficulty:  750673 , date:  "2015-06-30 17:35:01" },
  { height:  540666 , difficulty:  749586 , date:  "2015-06-30 17:37:38" },
  { height:  540667 , difficulty:  752068 , date:  "2015-06-30 17:38:27" },
  { height:  540668 , difficulty:  750397 , date:  "2015-06-30 17:39:22" },
  { height:  540669 , difficulty:  749673 , date:  "2015-06-30 17:40:48" },
  { height:  540670 , difficulty:  747777 , date:  "2015-06-30 17:42:51" },
  { height:  540671 , difficulty:  746028 , date:  "2015-06-30 17:43:38" },
  { height:  540672 , difficulty:  747414 , date:  "2015-06-30 17:44:07" },
  { height:  540673 , difficulty:  751715 , date:  "2015-06-30 17:45:14" },
  { height:  540674 , difficulty:  752389 , date:  "2015-06-30 17:45:42" },
  { height:  540675 , difficulty:  752850 , date:  "2015-06-30 17:48:11" },
  { height:  540676 , difficulty:  752602 , date:  "2015-06-30 17:49:21" },
  { height:  540677 , difficulty:  755060 , date:  "2015-06-30 17:49:59" },
  { height:  540678 , difficulty:  756440 , date:  "2015-06-30 17:50:55" },
  { height:  540679 , difficulty:  760414 , date:  "2015-06-30 17:50:59" },
  { height:  540680 , difficulty:  759390 , date:  "2015-06-30 17:53:32" },
  { height:  540681 , difficulty:  760840 , date:  "2015-06-30 17:54:39" },
  { height:  540682 , difficulty:  758716 , date:  "2015-06-30 17:56:16" },
  { height:  540683 , difficulty:  761063 , date:  "2015-06-30 17:56:17" },
  { height:  540684 , difficulty:  764833 , date:  "2015-06-30 17:56:27" },
  { height:  540685 , difficulty:  765976 , date:  "2015-06-30 17:56:29" },
  { height:  540686 , difficulty:  766840 , date:  "2015-06-30 17:56:36" },
  { height:  540687 , difficulty:  767747 , date:  "2015-06-30 17:56:40" },
  { height:  540688 , difficulty:  768544 , date:  "2015-06-30 17:56:49" },
  { height:  540689 , difficulty:  771879 , date:  "2015-06-30 17:57:09" },
  { height:  540690 , difficulty:  771583 , date:  "2015-06-30 17:58:13" },
  { height:  540691 , difficulty:  768405 , date:  "2015-06-30 17:59:01" },
  { height:  540692 , difficulty:  768375 , date:  "2015-06-30 17:59:49" },
  { height:  540693 , difficulty:  769664 , date:  "2015-06-30 18:00:46" },
  { height:  540694 , difficulty:  769675 , date:  "2015-06-30 18:01:05" },
  { height:  540695 , difficulty:  773011 , date:  "2015-06-30 18:02:24" },
  { height:  540696 , difficulty:  772716 , date:  "2015-06-30 18:04:08" },
  { height:  540697 , difficulty:  772266 , date:  "2015-06-30 18:05:04" },
  { height:  540698 , difficulty:  774570 , date:  "2015-06-30 18:06:02" },
  { height:  540699 , difficulty:  774364 , date:  "2015-06-30 18:06:23" },
  { height:  540700 , difficulty:  772148 , date:  "2015-06-30 18:06:48" },
  { height:  540701 , difficulty:  772487 , date:  "2015-06-30 18:07:02" },
  { height:  540702 , difficulty:  772241 , date:  "2015-06-30 18:10:13" },
  { height:  540703 , difficulty:  772397 , date:  "2015-06-30 18:11:07" },
  { height:  540704 , difficulty:  774273 , date:  "2015-06-30 18:11:10" },
  { height:  540705 , difficulty:  773321 , date:  "2015-06-30 18:13:17" },
  { height:  540706 , difficulty:  776468 , date:  "2015-06-30 18:14:56" },
  { height:  540707 , difficulty:  773787 , date:  "2015-06-30 18:16:01" },
  { height:  540708 , difficulty:  773854 , date:  "2015-06-30 18:16:04" },
  { height:  540709 , difficulty:  773817 , date:  "2015-06-30 18:16:06" },
  { height:  540710 , difficulty:  777950 , date:  "2015-06-30 18:16:09" },
  { height:  540711 , difficulty:  777645 , date:  "2015-06-30 18:16:25" },
  { height:  540712 , difficulty:  780016 , date:  "2015-06-30 18:19:13" },
  { height:  540713 , difficulty:  781893 , date:  "2015-06-30 18:19:15" },
  { height:  540714 , difficulty:  779647 , date:  "2015-06-30 18:19:31" },
  { height:  540715 , difficulty:  781292 , date:  "2015-06-30 18:20:34" },
  { height:  540716 , difficulty:  781282 , date:  "2015-06-30 18:20:36" },
  { height:  540717 , difficulty:  780926 , date:  "2015-06-30 18:21:07" },
  { height:  540718 , difficulty:  779370 , date:  "2015-06-30 18:21:12" },
  { height:  540719 , difficulty:  779137 , date:  "2015-06-30 18:21:18" },
  { height:  540720 , difficulty:  776401 , date:  "2015-06-30 18:23:32" },
  { height:  540721 , difficulty:  777615 , date:  "2015-06-30 18:25:14" },
  { height:  540722 , difficulty:  778762 , date:  "2015-06-30 18:25:18" },
  { height:  540723 , difficulty:  777989 , date:  "2015-06-30 18:27:50" },
  { height:  540724 , difficulty:  777581 , date:  "2015-06-30 18:29:58" },
  { height:  540725 , difficulty:  777423 , date:  "2015-06-30 18:30:15" },
  { height:  540726 , difficulty:  778796 , date:  "2015-06-30 18:30:24" },
  { height:  540727 , difficulty:  779445 , date:  "2015-06-30 18:33:23" },
  { height:  540728 , difficulty:  782249 , date:  "2015-06-30 18:33:32" },
  { height:  540729 , difficulty:  783513 , date:  "2015-06-30 18:36:00" },
  { height:  540730 , difficulty:  779333 , date:  "2015-06-30 18:37:02" },
  { height:  540731 , difficulty:  780311 , date:  "2015-06-30 18:37:48" },
  { height:  540732 , difficulty:  779840 , date:  "2015-06-30 18:37:59" },
  { height:  540733 , difficulty:  783176 , date:  "2015-06-30 18:39:48" },
  { height:  540734 , difficulty:  782396 , date:  "2015-06-30 18:40:13" },
  { height:  540735 , difficulty:  782327 , date:  "2015-06-30 18:40:54" },
  { height:  540736 , difficulty:  781472 , date:  "2015-06-30 18:43:22" },
  { height:  540737 , difficulty:  787066 , date:  "2015-06-30 18:43:33" },
  { height:  540738 , difficulty:  789830 , date:  "2015-06-30 18:43:36" },
  { height:  540739 , difficulty:  789700 , date:  "2015-06-30 18:44:28" },
  { height:  540740 , difficulty:  790701 , date:  "2015-06-30 18:45:19" },
  { height:  540741 , difficulty:  788284 , date:  "2015-06-30 18:45:40" },
  { height:  540742 , difficulty:  788310 , date:  "2015-06-30 18:47:48" },
  { height:  540743 , difficulty:  793974 , date:  "2015-06-30 18:49:24" },
  { height:  540744 , difficulty:  792771 , date:  "2015-06-30 18:50:04" },
  { height:  540745 , difficulty:  791171 , date:  "2015-06-30 18:50:51" },
  { height:  540746 , difficulty:  789480 , date:  "2015-06-30 18:50:57" },
  { height:  540747 , difficulty:  788404 , date:  "2015-06-30 18:52:40" },
  { height:  540748 , difficulty:  787993 , date:  "2015-06-30 18:55:10" },
  { height:  540749 , difficulty:  790787 , date:  "2015-06-30 18:59:00" },
  { height:  540750 , difficulty:  792763 , date:  "2015-06-30 19:00:39" },
  { height:  540751 , difficulty:  789368 , date:  "2015-06-30 19:00:42" },
  { height:  540752 , difficulty:  788369 , date:  "2015-06-30 19:00:49" },
  { height:  540753 , difficulty:  787581 , date:  "2015-06-30 19:01:10" },
  { height:  540754 , difficulty:  787283 , date:  "2015-06-30 19:01:15" },
  { height:  540755 , difficulty:  788474 , date:  "2015-06-30 19:02:19" },
  { height:  540756 , difficulty:  784888 , date:  "2015-06-30 19:02:29" },
  { height:  540757 , difficulty:  783625 , date:  "2015-06-30 19:02:37" },
  { height:  540758 , difficulty:  784754 , date:  "2015-06-30 19:02:40" },
  { height:  540759 , difficulty:  785146 , date:  "2015-06-30 19:03:26" },
  { height:  540760 , difficulty:  784946 , date:  "2015-06-30 19:03:36" },
  { height:  540761 , difficulty:  785405 , date:  "2015-06-30 19:03:39" },
  { height:  540762 , difficulty:  786405 , date:  "2015-06-30 19:04:36" },
  { height:  540763 , difficulty:  789312 , date:  "2015-06-30 19:04:40" },
  { height:  540764 , difficulty:  789172 , date:  "2015-06-30 19:04:42" },
  { height:  540765 , difficulty:  789939 , date:  "2015-06-30 19:05:11" },
  { height:  540766 , difficulty:  788537 , date:  "2015-06-30 19:06:53" },
  { height:  540767 , difficulty:  788235 , date:  "2015-06-30 19:08:26" },
  { height:  540768 , difficulty:  788074 , date:  "2015-06-30 19:09:03" },
  { height:  540769 , difficulty:  787309 , date:  "2015-06-30 19:09:33" },
  { height:  540770 , difficulty:  791762 , date:  "2015-06-30 19:09:36" },
  { height:  540771 , difficulty:  791085 , date:  "2015-06-30 19:10:13" },
  { height:  540772 , difficulty:  790600 , date:  "2015-06-30 19:10:30" },
  { height:  540773 , difficulty:  789405 , date:  "2015-06-30 19:12:37" },
  { height:  540774 , difficulty:  792474 , date:  "2015-06-30 19:13:05" },
  { height:  540775 , difficulty:  797337 , date:  "2015-06-30 19:13:10" },
  { height:  540776 , difficulty:  796833 , date:  "2015-06-30 19:13:42" },
  { height:  540777 , difficulty:  798036 , date:  "2015-06-30 19:14:10" },
  { height:  540778 , difficulty:  800692 , date:  "2015-06-30 19:18:22" },
  { height:  540779 , difficulty:  800591 , date:  "2015-06-30 19:18:54" },
  { height:  540780 , difficulty:  800788 , date:  "2015-06-30 19:19:53" },
  { height:  540781 , difficulty:  798230 , date:  "2015-06-30 19:25:30" },
  { height:  540782 , difficulty:  796560 , date:  "2015-06-30 19:25:39" },
  { height:  540783 , difficulty:  795035 , date:  "2015-06-30 19:25:40" },
  { height:  540784 , difficulty:  795778 , date:  "2015-06-30 19:26:58" },
  { height:  540785 , difficulty:  798446 , date:  "2015-06-30 19:27:19" },
  { height:  540786 , difficulty:  798558 , date:  "2015-06-30 19:27:29" },
  { height:  540787 , difficulty:  798645 , date:  "2015-06-30 19:28:10" },
  { height:  540788 , difficulty:  796025 , date:  "2015-06-30 19:28:11" },
  { height:  540789 , difficulty:  800924 , date:  "2015-06-30 19:29:17" },
  { height:  540790 , difficulty:  801121 , date:  "2015-06-30 19:29:37" },
  { height:  540791 , difficulty:  801713 , date:  "2015-06-30 19:30:01" },
  { height:  540792 , difficulty:  802155 , date:  "2015-06-30 19:31:45" },
  { height:  540793 , difficulty:  801502 , date:  "2015-06-30 19:33:15" },
  { height:  540794 , difficulty:  801649 , date:  "2015-06-30 19:33:50" },
  { height:  540795 , difficulty:  801647 , date:  "2015-06-30 19:34:13" },
  { height:  540796 , difficulty:  798689 , date:  "2015-06-30 19:34:24" },
  { height:  540797 , difficulty:  800612 , date:  "2015-06-30 19:35:26" },
  { height:  540798 , difficulty:  801117 , date:  "2015-06-30 19:36:38" },
  { height:  540799 , difficulty:  799798 , date:  "2015-06-30 19:37:17" },
  { height:  540800 , difficulty:  808436 , date:  "2015-06-30 19:37:24" },
  { height:  540801 , difficulty:  811744 , date:  "2015-06-30 19:37:26" },
  { height:  540802 , difficulty:  830348 , date:  "2015-06-30 19:38:27" },
  { height:  540803 , difficulty:  837430 , date:  "2015-06-30 19:39:20" },
  { height:  540804 , difficulty:  837269 , date:  "2015-06-30 19:39:47" },
  { height:  540805 , difficulty:  836322 , date:  "2015-06-30 19:40:50" },
  { height:  540806 , difficulty:  838467 , date:  "2015-06-30 19:42:02" },
  { height:  540807 , difficulty:  837831 , date:  "2015-06-30 19:42:23" },
  { height:  540808 , difficulty:  838518 , date:  "2015-06-30 19:44:13" },
  { height:  540809 , difficulty:  836593 , date:  "2015-06-30 19:44:15" },
  { height:  540810 , difficulty:  841007 , date:  "2015-06-30 19:46:21" },
  { height:  540811 , difficulty:  842051 , date:  "2015-06-30 19:46:24" },
  { height:  540812 , difficulty:  839723 , date:  "2015-06-30 19:46:48" },
  { height:  540813 , difficulty:  839977 , date:  "2015-06-30 19:48:13" },
  { height:  540814 , difficulty:  840322 , date:  "2015-06-30 19:52:27" },
  { height:  540815 , difficulty:  842754 , date:  "2015-06-30 19:53:37" },
  { height:  540816 , difficulty:  856439 , date:  "2015-06-30 19:53:42" },
  { height:  540817 , difficulty:  856102 , date:  "2015-06-30 19:53:58" },
  { height:  540818 , difficulty:  853097 , date:  "2015-06-30 19:54:00" },
  { height:  540819 , difficulty:  850790 , date:  "2015-06-30 19:54:26" },
  { height:  540820 , difficulty:  852176 , date:  "2015-06-30 19:55:21" },
  { height:  540821 , difficulty:  852738 , date:  "2015-06-30 19:56:07" },
  { height:  540822 , difficulty:  853793 , date:  "2015-06-30 19:57:01" },
  { height:  540823 , difficulty:  851387 , date:  "2015-06-30 19:57:08" },
  { height:  540824 , difficulty:  852819 , date:  "2015-06-30 19:57:20" },
  { height:  540825 , difficulty:  848847 , date:  "2015-06-30 19:58:53" },
  { height:  540826 , difficulty:  846292 , date:  "2015-06-30 19:58:55" },
  { height:  540827 , difficulty:  846414 , date:  "2015-06-30 19:59:22" },
  { height:  540828 , difficulty:  847209 , date:  "2015-06-30 20:02:42" },
  { height:  540829 , difficulty:  847487 , date:  "2015-06-30 20:02:54" },
  { height:  540830 , difficulty:  849423 , date:  "2015-06-30 20:03:39" },
  { height:  540831 , difficulty:  847886 , date:  "2015-06-30 20:04:31" },
  { height:  540832 , difficulty:  847802 , date:  "2015-06-30 20:04:33" },
  { height:  540833 , difficulty:  851611 , date:  "2015-06-30 20:06:46" },
  { height:  540834 , difficulty:  857175 , date:  "2015-06-30 20:11:33" },
  { height:  540835 , difficulty:  856015 , date:  "2015-06-30 20:12:58" },
  { height:  540836 , difficulty:  857732 , date:  "2015-06-30 20:15:23" },
  { height:  540837 , difficulty:  859374 , date:  "2015-06-30 20:16:49" },
  { height:  540838 , difficulty:  857962 , date:  "2015-06-30 20:16:51" },
  { height:  540839 , difficulty:  860232 , date:  "2015-06-30 20:17:54" },
  { height:  540840 , difficulty:  862146 , date:  "2015-06-30 20:18:50" },
  { height:  540841 , difficulty:  861488 , date:  "2015-06-30 20:18:57" },
  { height:  540842 , difficulty:  858846 , date:  "2015-06-30 20:23:27" },
  { height:  540843 , difficulty:  858737 , date:  "2015-06-30 20:24:03" },
  { height:  540844 , difficulty:  857962 , date:  "2015-06-30 20:24:21" },
  { height:  540845 , difficulty:  858100 , date:  "2015-06-30 20:25:40" },
  { height:  540846 , difficulty:  858191 , date:  "2015-06-30 20:25:43" },
  { height:  540847 , difficulty:  857975 , date:  "2015-06-30 20:26:37" },
  { height:  540848 , difficulty:  858232 , date:  "2015-06-30 20:27:15" },
  { height:  540849 , difficulty:  855057 , date:  "2015-06-30 20:29:21" },
  { height:  540850 , difficulty:  856201 , date:  "2015-06-30 20:31:25" },
  { height:  540851 , difficulty:  857113 , date:  "2015-06-30 20:31:30" },
  { height:  540852 , difficulty:  856587 , date:  "2015-06-30 20:33:03" },
  { height:  540853 , difficulty:  856977 , date:  "2015-06-30 20:33:17" },
  { height:  540854 , difficulty:  850708 , date:  "2015-06-30 20:34:21" },
  { height:  540855 , difficulty:  850889 , date:  "2015-06-30 20:34:46" },
  { height:  540856 , difficulty:  852706 , date:  "2015-06-30 20:35:02" },
  { height:  540857 , difficulty:  843991 , date:  "2015-06-30 20:35:29" },
  { height:  540858 , difficulty:  846094 , date:  "2015-06-30 20:35:59" },
  { height:  540859 , difficulty:  847094 , date:  "2015-06-30 20:36:17" },
  { height:  540860 , difficulty:  854946 , date:  "2015-06-30 20:37:34" },
  { height:  540861 , difficulty:  854570 , date:  "2015-06-30 20:39:27" },
  { height:  540862 , difficulty:  854962 , date:  "2015-06-30 20:39:37" },
  { height:  540863 , difficulty:  855272 , date:  "2015-06-30 20:41:14" },
  { height:  540864 , difficulty:  855826 , date:  "2015-06-30 20:42:27" },
  { height:  540865 , difficulty:  855461 , date:  "2015-06-30 20:42:32" },
  { height:  540866 , difficulty:  860132 , date:  "2015-06-30 20:43:08" },
  { height:  540867 , difficulty:  859710 , date:  "2015-06-30 20:45:14" },
  { height:  540868 , difficulty:  857765 , date:  "2015-06-30 20:46:54" },
  { height:  540869 , difficulty:  857538 , date:  "2015-06-30 20:49:40" },
  { height:  540870 , difficulty:  857558 , date:  "2015-06-30 20:49:42" },
  { height:  540871 , difficulty:  859179 , date:  "2015-06-30 20:49:49" },
  { height:  540872 , difficulty:  859132 , date:  "2015-06-30 20:50:08" },
  { height:  540873 , difficulty:  857545 , date:  "2015-06-30 20:50:13" },
  { height:  540874 , difficulty:  860556 , date:  "2015-06-30 20:50:24" },
  { height:  540875 , difficulty:  859597 , date:  "2015-06-30 20:51:08" },
  { height:  540876 , difficulty:  865291 , date:  "2015-06-30 20:52:11" },
  { height:  540877 , difficulty:  865464 , date:  "2015-06-30 20:53:16" },
  { height:  540878 , difficulty:  864240 , date:  "2015-06-30 20:55:56" },
  { height:  540879 , difficulty:  873376 , date:  "2015-06-30 20:56:27" },
  { height:  540880 , difficulty:  874214 , date:  "2015-06-30 20:57:39" },
  { height:  540881 , difficulty:  876436 , date:  "2015-06-30 20:58:41" },
  { height:  540882 , difficulty:  875071 , date:  "2015-06-30 20:59:30" },
  { height:  540883 , difficulty:  876756 , date:  "2015-06-30 20:59:37" },
  { height:  540884 , difficulty:  874380 , date:  "2015-06-30 21:00:22" },
  { height:  540885 , difficulty:  874636 , date:  "2015-06-30 21:01:08" },
  { height:  540886 , difficulty:  871535 , date:  "2015-06-30 21:01:53" },
  { height:  540887 , difficulty:  875957 , date:  "2015-06-30 21:01:59" },
  { height:  540888 , difficulty:  880966 , date:  "2015-06-30 21:02:41" },
  { height:  540889 , difficulty:  878919 , date:  "2015-06-30 21:03:57" },
  { height:  540890 , difficulty:  873327 , date:  "2015-06-30 21:05:12" },
  { height:  540891 , difficulty:  871754 , date:  "2015-06-30 21:05:14" },
  { height:  540892 , difficulty:  874755 , date:  "2015-06-30 21:05:52" },
  { height:  540893 , difficulty:  876393 , date:  "2015-06-30 21:06:08" },
  { height:  540894 , difficulty:  877740 , date:  "2015-06-30 21:06:21" },
  { height:  540895 , difficulty:  877732 , date:  "2015-06-30 21:06:36" },
  { height:  540896 , difficulty:  877498 , date:  "2015-06-30 21:06:40" },
  { height:  540897 , difficulty:  876635 , date:  "2015-06-30 21:07:06" },
  { height:  540898 , difficulty:  876149 , date:  "2015-06-30 21:08:24" },
  { height:  540899 , difficulty:  876775 , date:  "2015-06-30 21:08:42" },
  { height:  540900 , difficulty:  877182 , date:  "2015-06-30 21:11:49" },
  { height:  540901 , difficulty:  879050 , date:  "2015-06-30 21:12:23" },
  { height:  540902 , difficulty:  880099 , date:  "2015-06-30 21:13:14" },
  { height:  540903 , difficulty:  880398 , date:  "2015-06-30 21:13:29" },
  { height:  540904 , difficulty:  875043 , date:  "2015-06-30 21:13:47" },
  { height:  540905 , difficulty:  876084 , date:  "2015-06-30 21:18:55" },
  { height:  540906 , difficulty:  875984 , date:  "2015-06-30 21:19:20" },
  { height:  540907 , difficulty:  875224 , date:  "2015-06-30 21:19:59" },
  { height:  540908 , difficulty:  875977 , date:  "2015-06-30 21:21:17" },
  { height:  540909 , difficulty:  872641 , date:  "2015-06-30 21:21:23" },
  { height:  540910 , difficulty:  865154 , date:  "2015-06-30 21:21:48" },
  { height:  540911 , difficulty:  864132 , date:  "2015-06-30 21:22:59" },
  { height:  540912 , difficulty:  867822 , date:  "2015-06-30 21:23:23" },
  { height:  540913 , difficulty:  866274 , date:  "2015-06-30 21:23:57" },
  { height:  540914 , difficulty:  869614 , date:  "2015-06-30 21:25:07" },
  { height:  540915 , difficulty:  869491 , date:  "2015-06-30 21:25:18" },
  { height:  540916 , difficulty:  869485 , date:  "2015-06-30 21:25:52" },
  { height:  540917 , difficulty:  870123 , date:  "2015-06-30 21:27:13" },
  { height:  540918 , difficulty:  863036 , date:  "2015-06-30 21:32:38" },
  { height:  540919 , difficulty:  864378 , date:  "2015-06-30 21:32:52" },
  { height:  540920 , difficulty:  866974 , date:  "2015-06-30 21:32:57" },
  { height:  540921 , difficulty:  865233 , date:  "2015-06-30 21:33:37" },
  { height:  540922 , difficulty:  865771 , date:  "2015-06-30 21:34:05" },
  { height:  540923 , difficulty:  865502 , date:  "2015-06-30 21:34:09" },
  { height:  540924 , difficulty:  865565 , date:  "2015-06-30 21:35:05" },
  { height:  540925 , difficulty:  864401 , date:  "2015-06-30 21:35:18" },
  { height:  540926 , difficulty:  861922 , date:  "2015-06-30 21:37:33" },
  { height:  540927 , difficulty:  862194 , date:  "2015-06-30 21:37:49" },
  { height:  540928 , difficulty:  863567 , date:  "2015-06-30 21:41:17" },
  { height:  540929 , difficulty:  863559 , date:  "2015-06-30 21:41:20" },
  { height:  540930 , difficulty:  862274 , date:  "2015-06-30 21:44:29" },
  { height:  540931 , difficulty:  861981 , date:  "2015-06-30 21:44:32" },
  { height:  540932 , difficulty:  867071 , date:  "2015-06-30 21:45:02" },
  { height:  540933 , difficulty:  873268 , date:  "2015-06-30 21:45:08" },
  { height:  540934 , difficulty:  874137 , date:  "2015-06-30 21:45:53" },
  { height:  540935 , difficulty:  874277 , date:  "2015-06-30 21:47:22" },
  { height:  540936 , difficulty:  872923 , date:  "2015-06-30 21:47:48" },
  { height:  540937 , difficulty:  871265 , date:  "2015-06-30 21:48:00" },
  { height:  540938 , difficulty:  871372 , date:  "2015-06-30 21:51:25" },
  { height:  540939 , difficulty:  869067 , date:  "2015-06-30 21:54:54" },
  { height:  540940 , difficulty:  867414 , date:  "2015-06-30 22:00:26" },
  { height:  540941 , difficulty:  868731 , date:  "2015-06-30 22:00:29" },
  { height:  540942 , difficulty:  868536 , date:  "2015-06-30 22:02:12" },
  { height:  540943 , difficulty:  867122 , date:  "2015-06-30 22:08:19" },
  { height:  540944 , difficulty:  864883 , date:  "2015-06-30 22:09:37" },
  { height:  540945 , difficulty:  860720 , date:  "2015-06-30 22:09:42" },
  { height:  540946 , difficulty:  865456 , date:  "2015-06-30 22:10:05" },
  { height:  540947 , difficulty:  866450 , date:  "2015-06-30 22:12:15" },
  { height:  540948 , difficulty:  866452 , date:  "2015-06-30 22:14:36" },
  { height:  540949 , difficulty:  868882 , date:  "2015-06-30 22:15:11" },
  { height:  540950 , difficulty:  869359 , date:  "2015-06-30 22:17:43" },
  { height:  540951 , difficulty:  868859 , date:  "2015-06-30 22:17:47" },
  { height:  540952 , difficulty:  868157 , date:  "2015-06-30 22:18:19" },
  { height:  540953 , difficulty:  867122 , date:  "2015-06-30 22:18:32" },
  { height:  540954 , difficulty:  863102 , date:  "2015-06-30 22:20:17" },
  { height:  540955 , difficulty:  864350 , date:  "2015-06-30 22:21:31" },
  { height:  540956 , difficulty:  862866 , date:  "2015-06-30 22:21:36" },
  { height:  540957 , difficulty:  862294 , date:  "2015-06-30 22:22:57" },
  { height:  540958 , difficulty:  861772 , date:  "2015-06-30 22:23:26" },
  { height:  540959 , difficulty:  862016 , date:  "2015-06-30 22:23:29" },
  { height:  540960 , difficulty:  861684 , date:  "2015-06-30 22:23:35" },
  { height:  540961 , difficulty:  860832 , date:  "2015-06-30 22:24:09" },
  { height:  540962 , difficulty:  860192 , date:  "2015-06-30 22:26:21" },
  { height:  540963 , difficulty:  862325 , date:  "2015-06-30 22:26:58" },
  { height:  540964 , difficulty:  861978 , date:  "2015-06-30 22:27:10" },
  { height:  540965 , difficulty:  861108 , date:  "2015-06-30 22:27:15" },
  { height:  540966 , difficulty:  860394 , date:  "2015-06-30 22:28:18" },
  { height:  540967 , difficulty:  861678 , date:  "2015-06-30 22:29:15" },
  { height:  540968 , difficulty:  862025 , date:  "2015-06-30 22:30:03" },
  { height:  540969 , difficulty:  863054 , date:  "2015-06-30 22:33:04" },
  { height:  540970 , difficulty:  863164 , date:  "2015-06-30 22:34:20" },
  { height:  540971 , difficulty:  864904 , date:  "2015-06-30 22:34:22" },
  { height:  540972 , difficulty:  866295 , date:  "2015-06-30 22:40:32" },
  { height:  540973 , difficulty:  866429 , date:  "2015-06-30 22:40:33" },
  { height:  540974 , difficulty:  865848 , date:  "2015-06-30 22:44:58" },
  { height:  540975 , difficulty:  867400 , date:  "2015-06-30 22:45:03" },
  { height:  540976 , difficulty:  862660 , date:  "2015-06-30 22:45:07" },
  { height:  540977 , difficulty:  864287 , date:  "2015-06-30 22:46:50" },
  { height:  540978 , difficulty:  863366 , date:  "2015-06-30 22:47:29" },
  { height:  540979 , difficulty:  863422 , date:  "2015-06-30 22:48:50" },
  { height:  540980 , difficulty:  863300 , date:  "2015-06-30 22:50:36" },
  { height:  540981 , difficulty:  856978 , date:  "2015-06-30 22:52:20" },
  { height:  540982 , difficulty:  858627 , date:  "2015-06-30 22:52:26" },
  { height:  540983 , difficulty:  858400 , date:  "2015-06-30 22:52:46" },
  { height:  540984 , difficulty:  857745 , date:  "2015-06-30 22:54:52" },
  { height:  540985 , difficulty:  858364 , date:  "2015-06-30 22:57:38" },
  { height:  540986 , difficulty:  858326 , date:  "2015-06-30 22:58:37" },
  { height:  540987 , difficulty:  857913 , date:  "2015-06-30 22:58:41" },
  { height:  540988 , difficulty:  857730 , date:  "2015-06-30 23:01:03" },
  { height:  540989 , difficulty:  860322 , date:  "2015-06-30 23:02:07" },
  { height:  540990 , difficulty:  859556 , date:  "2015-06-30 23:02:42" },
  { height:  540991 , difficulty:  863406 , date:  "2015-06-30 23:05:13" },
  { height:  540992 , difficulty:  865334 , date:  "2015-06-30 23:07:40" },
  { height:  540993 , difficulty:  863599 , date:  "2015-06-30 23:08:19" },
  { height:  540994 , difficulty:  859104 , date:  "2015-06-30 23:08:42" },
  { height:  540995 , difficulty:  860585 , date:  "2015-06-30 23:08:41" },
  { height:  540996 , difficulty:  862824 , date:  "2015-06-30 23:08:49" },
  { height:  540997 , difficulty:  864824 , date:  "2015-06-30 23:08:57" },
  { height:  540998 , difficulty:  864397 , date:  "2015-06-30 23:10:36" },
  { height:  540999 , difficulty:  864834 , date:  "2015-06-30 23:10:50" },
  { height:  541000 , difficulty:  865244 , date:  "2015-06-30 23:13:18" },
  { height:  541001 , difficulty:  865762 , date:  "2015-06-30 23:13:26" },
  { height:  541002 , difficulty:  862822 , date:  "2015-06-30 23:15:26" },
  { height:  541003 , difficulty:  864431 , date:  "2015-06-30 23:20:32" },
  { height:  541004 , difficulty:  861001 , date:  "2015-06-30 23:21:51" },
  { height:  541005 , difficulty:  861641 , date:  "2015-06-30 23:21:53" },
  { height:  541006 , difficulty:  859239 , date:  "2015-06-30 23:22:11" },
  { height:  541007 , difficulty:  861630 , date:  "2015-06-30 23:23:51" },
  { height:  541008 , difficulty:  864101 , date:  "2015-06-30 23:26:24" },
  { height:  541009 , difficulty:  865606 , date:  "2015-06-30 23:26:53" },
  { height:  541010 , difficulty:  865284 , date:  "2015-06-30 23:27:16" },
  { height:  541011 , difficulty:  863352 , date:  "2015-06-30 23:27:59" },
  { height:  541012 , difficulty:  866982 , date:  "2015-06-30 23:28:49" },
  { height:  541013 , difficulty:  867707 , date:  "2015-06-30 23:29:39" },
  { height:  541014 , difficulty:  863584 , date:  "2015-06-30 23:29:50" },
  { height:  541015 , difficulty:  859603 , date:  "2015-06-30 23:31:33" },
  { height:  541016 , difficulty:  851215 , date:  "2015-06-30 23:34:01" },
  { height:  541017 , difficulty:  852276 , date:  "2015-06-30 23:35:03" },
  { height:  541018 , difficulty:  849933 , date:  "2015-06-30 23:35:05" },
  { height:  541019 , difficulty:  843961 , date:  "2015-06-30 23:35:15" },
  { height:  541020 , difficulty:  843009 , date:  "2015-06-30 23:36:08" },
  { height:  541021 , difficulty:  846084 , date:  "2015-06-30 23:36:40" },
  { height:  541022 , difficulty:  846154 , date:  "2015-06-30 23:36:46" },
  { height:  541023 , difficulty:  843767 , date:  "2015-06-30 23:37:34" },
  { height:  541024 , difficulty:  840526 , date:  "2015-06-30 23:37:40" },
  { height:  541025 , difficulty:  841123 , date:  "2015-06-30 23:38:01" },
  { height:  541026 , difficulty:  837713 , date:  "2015-06-30 23:39:14" },
  { height:  541027 , difficulty:  842625 , date:  "2015-06-30 23:39:29" },
  { height:  541028 , difficulty:  844618 , date:  "2015-06-30 23:39:43" },
  { height:  541029 , difficulty:  844751 , date:  "2015-06-30 23:39:45" },
  { height:  541030 , difficulty:  844262 , date:  "2015-06-30 23:39:47" },
  { height:  541031 , difficulty:  842737 , date:  "2015-06-30 23:41:23" },
  { height:  541032 , difficulty:  845044 , date:  "2015-06-30 23:41:28" },
  { height:  541033 , difficulty:  846615 , date:  "2015-06-30 23:44:14" },
  { height:  541034 , difficulty:  846830 , date:  "2015-06-30 23:44:32" },
  { height:  541035 , difficulty:  848581 , date:  "2015-06-30 23:45:09" },
  { height:  541036 , difficulty:  849230 , date:  "2015-06-30 23:47:17" },
  { height:  541037 , difficulty:  850620 , date:  "2015-06-30 23:50:31" },
  { height:  541038 , difficulty:  847836 , date:  "2015-06-30 23:53:06" },
  { height:  541039 , difficulty:  848066 , date:  "2015-06-30 23:54:06" },
  { height:  541040 , difficulty:  848113 , date:  "2015-06-30 23:54:07" },
  { height:  541041 , difficulty:  848722 , date:  "2015-06-30 23:54:09" },
  { height:  541042 , difficulty:  847410 , date:  "2015-06-30 23:54:35" },
  { height:  541043 , difficulty:  846386 , date:  "2015-06-30 23:54:38" },
  { height:  541044 , difficulty:  846182 , date:  "2015-06-30 23:55:25" },
  { height:  541045 , difficulty:  845319 , date:  "2015-06-30 23:56:29" },
  { height:  541046 , difficulty:  844028 , date:  "2015-06-30 23:56:35" },
  { height:  541047 , difficulty:  844568 , date:  "2015-06-30 23:57:16" },
  { height:  541048 , difficulty:  835598 , date:  "2015-06-30 23:57:35" },
  { height:  541049 , difficulty:  836529 , date:  "2015-06-30 23:58:05" },
  { height:  541050 , difficulty:  832337 , date:  "2015-06-30 23:58:10" },
  { height:  541051 , difficulty:  832971 , date:  "2015-06-30 23:59:07" },
  { height:  541052 , difficulty:  833227 , date:  "2015-06-30 23:59:50" },
  { height:  541053 , difficulty:  831325 , date:  "2015-07-01 00:01:53" },
  { height:  541054 , difficulty:  833774 , date:  "2015-07-01 00:02:20" },
  { height:  541055 , difficulty:  832064 , date:  "2015-07-01 00:02:25" },
  { height:  541056 , difficulty:  830408 , date:  "2015-07-01 00:03:09" },
  { height:  541057 , difficulty:  830651 , date:  "2015-07-01 00:05:23" },
  { height:  541058 , difficulty:  833353 , date:  "2015-07-01 00:07:14" },
  { height:  541059 , difficulty:  834045 , date:  "2015-07-01 00:10:06" },
  { height:  541060 , difficulty:  831218 , date:  "2015-07-01 00:10:09" },
  { height:  541061 , difficulty:  828923 , date:  "2015-07-01 00:11:56" },
  { height:  541062 , difficulty:  830701 , date:  "2015-07-01 00:12:12" },
  { height:  541063 , difficulty:  830893 , date:  "2015-07-01 00:12:17" },
  { height:  541064 , difficulty:  827700 , date:  "2015-07-01 00:16:31" },
  { height:  541065 , difficulty:  826494 , date:  "2015-07-01 00:16:34" },
  { height:  541066 , difficulty:  828436 , date:  "2015-07-01 00:17:27" },
  { height:  541067 , difficulty:  825164 , date:  "2015-07-01 00:17:59" },
  { height:  541068 , difficulty:  822260 , date:  "2015-07-01 00:19:52" },
  { height:  541069 , difficulty:  822017 , date:  "2015-07-01 00:20:18" },
  { height:  541070 , difficulty:  824956 , date:  "2015-07-01 00:20:34" },
  { height:  541071 , difficulty:  826727 , date:  "2015-07-01 00:21:12" },
  { height:  541072 , difficulty:  828218 , date:  "2015-07-01 00:23:51" },
  { height:  541073 , difficulty:  828362 , date:  "2015-07-01 00:25:11" },
  { height:  541074 , difficulty:  827196 , date:  "2015-07-01 00:25:14" },
  { height:  541075 , difficulty:  828570 , date:  "2015-07-01 00:25:32" },
  { height:  541076 , difficulty:  827375 , date:  "2015-07-01 00:25:56" },
  { height:  541077 , difficulty:  827439 , date:  "2015-07-01 00:27:25" },
  { height:  541078 , difficulty:  827950 , date:  "2015-07-01 00:27:26" },
  { height:  541079 , difficulty:  821297 , date:  "2015-07-01 00:27:40" },
  { height:  541080 , difficulty:  820729 , date:  "2015-07-01 00:27:50" },
  { height:  541081 , difficulty:  821327 , date:  "2015-07-01 00:28:19" },
  { height:  541082 , difficulty:  821329 , date:  "2015-07-01 00:28:42" },
  { height:  541083 , difficulty:  821475 , date:  "2015-07-01 00:29:08" },
  { height:  541084 , difficulty:  819070 , date:  "2015-07-01 00:29:23" },
  { height:  541085 , difficulty:  819509 , date:  "2015-07-01 00:29:46" },
  { height:  541086 , difficulty:  819618 , date:  "2015-07-01 00:30:16" },
  { height:  541087 , difficulty:  819369 , date:  "2015-07-01 00:31:59" },
  { height:  541088 , difficulty:  818961 , date:  "2015-07-01 00:33:26" },
  { height:  541089 , difficulty:  818885 , date:  "2015-07-01 00:33:41" },
  { height:  541090 , difficulty:  819580 , date:  "2015-07-01 00:35:20" },
  { height:  541091 , difficulty:  817398 , date:  "2015-07-01 00:35:26" },
  { height:  541092 , difficulty:  816686 , date:  "2015-07-01 00:35:31" },
  { height:  541093 , difficulty:  815485 , date:  "2015-07-01 00:37:35" },
  { height:  541094 , difficulty:  816058 , date:  "2015-07-01 00:38:04" },
  { height:  541095 , difficulty:  816929 , date:  "2015-07-01 00:38:16" },
  { height:  541096 , difficulty:  816979 , date:  "2015-07-01 00:38:35" },
  { height:  541097 , difficulty:  816593 , date:  "2015-07-01 00:38:44" },
  { height:  541098 , difficulty:  816767 , date:  "2015-07-01 00:38:52" },
  { height:  541099 , difficulty:  816819 , date:  "2015-07-01 00:39:05" },
  { height:  541100 , difficulty:  819965 , date:  "2015-07-01 00:39:17" },
  { height:  541101 , difficulty:  821477 , date:  "2015-07-01 00:39:28" },
  { height:  541102 , difficulty:  821165 , date:  "2015-07-01 00:41:15" },
  { height:  541103 , difficulty:  822665 , date:  "2015-07-01 00:42:03" },
  { height:  541104 , difficulty:  822654 , date:  "2015-07-01 00:43:15" },
  { height:  541105 , difficulty:  824115 , date:  "2015-07-01 00:44:20" },
  { height:  541106 , difficulty:  825390 , date:  "2015-07-01 00:44:39" },
  { height:  541107 , difficulty:  823426 , date:  "2015-07-01 00:45:08" },
  { height:  541108 , difficulty:  826008 , date:  "2015-07-01 00:46:02" },
  { height:  541109 , difficulty:  823647 , date:  "2015-07-01 00:47:48" },
  { height:  541110 , difficulty:  825593 , date:  "2015-07-01 00:48:59" },
  { height:  541111 , difficulty:  825164 , date:  "2015-07-01 00:50:40" },
  { height:  541112 , difficulty:  822886 , date:  "2015-07-01 00:52:24" },
  { height:  541113 , difficulty:  825050 , date:  "2015-07-01 00:53:35" },
  { height:  541114 , difficulty:  822179 , date:  "2015-07-01 00:53:47" },
  { height:  541115 , difficulty:  821092 , date:  "2015-07-01 00:54:21" },
  { height:  541116 , difficulty:  822929 , date:  "2015-07-01 00:54:23" },
  { height:  541117 , difficulty:  823235 , date:  "2015-07-01 00:55:34" },
  { height:  541118 , difficulty:  825174 , date:  "2015-07-01 00:57:12" },
  { height:  541119 , difficulty:  828241 , date:  "2015-07-01 00:59:07" },
  { height:  541120 , difficulty:  829454 , date:  "2015-07-01 01:00:27" },
  { height:  541121 , difficulty:  837024 , date:  "2015-07-01 01:00:37" },
  { height:  541122 , difficulty:  837232 , date:  "2015-07-01 01:01:19" },
  { height:  541123 , difficulty:  836679 , date:  "2015-07-01 01:01:27" },
  { height:  541124 , difficulty:  836472 , date:  "2015-07-01 01:01:53" },
  { height:  541125 , difficulty:  837997 , date:  "2015-07-01 01:02:12" },
  { height:  541126 , difficulty:  838785 , date:  "2015-07-01 01:02:21" },
  { height:  541127 , difficulty:  841790 , date:  "2015-07-01 01:02:25" },
  { height:  541128 , difficulty:  841643 , date:  "2015-07-01 01:05:07" },
  { height:  541129 , difficulty:  838838 , date:  "2015-07-01 01:07:28" },
  { height:  541130 , difficulty:  839676 , date:  "2015-07-01 01:07:47" },
  { height:  541131 , difficulty:  840732 , date:  "2015-07-01 01:07:51" },
  { height:  541132 , difficulty:  840460 , date:  "2015-07-01 01:10:48" },
  { height:  541133 , difficulty:  841888 , date:  "2015-07-01 01:15:52" },
  { height:  541134 , difficulty:  840151 , date:  "2015-07-01 01:15:58" },
  { height:  541135 , difficulty:  839789 , date:  "2015-07-01 01:16:02" },
  { height:  541136 , difficulty:  841952 , date:  "2015-07-01 01:17:22" },
  { height:  541137 , difficulty:  841261 , date:  "2015-07-01 01:17:44" },
  { height:  541138 , difficulty:  841093 , date:  "2015-07-01 01:18:16" },
  { height:  541139 , difficulty:  841463 , date:  "2015-07-01 01:18:27" },
  { height:  541140 , difficulty:  836448 , date:  "2015-07-01 01:19:18" },
  { height:  541141 , difficulty:  836972 , date:  "2015-07-01 01:19:26" },
  { height:  541142 , difficulty:  839995 , date:  "2015-07-01 01:19:29" },
  { height:  541143 , difficulty:  841357 , date:  "2015-07-01 01:19:51" },
  { height:  541144 , difficulty:  839576 , date:  "2015-07-01 01:20:22" },
  { height:  541145 , difficulty:  842702 , date:  "2015-07-01 01:20:50" },
  { height:  541146 , difficulty:  842569 , date:  "2015-07-01 01:20:51" },
  { height:  541147 , difficulty:  844389 , date:  "2015-07-01 01:20:56" },
  { height:  541148 , difficulty:  841528 , date:  "2015-07-01 01:21:41" },
  { height:  541149 , difficulty:  843149 , date:  "2015-07-01 01:22:15" },
  { height:  541150 , difficulty:  843834 , date:  "2015-07-01 01:24:44" },
  { height:  541151 , difficulty:  846878 , date:  "2015-07-01 01:24:53" },
  { height:  541152 , difficulty:  846505 , date:  "2015-07-01 01:26:13" },
  { height:  541153 , difficulty:  846900 , date:  "2015-07-01 01:27:54" },
  { height:  541154 , difficulty:  847124 , date:  "2015-07-01 01:28:35" },
  { height:  541155 , difficulty:  848482 , date:  "2015-07-01 01:28:46" },
  { height:  541156 , difficulty:  850094 , date:  "2015-07-01 01:31:41" },
  { height:  541157 , difficulty:  849734 , date:  "2015-07-01 01:31:44" },
  { height:  541158 , difficulty:  851350 , date:  "2015-07-01 01:33:36" },
  { height:  541159 , difficulty:  851014 , date:  "2015-07-01 01:35:05" },
  { height:  541160 , difficulty:  851251 , date:  "2015-07-01 01:35:28" },
  { height:  541161 , difficulty:  853147 , date:  "2015-07-01 01:35:30" },
  { height:  541162 , difficulty:  853865 , date:  "2015-07-01 01:35:37" },
  { height:  541163 , difficulty:  852567 , date:  "2015-07-01 01:36:45" },
  { height:  541164 , difficulty:  850619 , date:  "2015-07-01 01:37:06" },
  { height:  541165 , difficulty:  853712 , date:  "2015-07-01 01:37:54" },
  { height:  541166 , difficulty:  853518 , date:  "2015-07-01 01:38:37" },
  { height:  541167 , difficulty:  854525 , date:  "2015-07-01 01:39:29" },
  { height:  541168 , difficulty:  855478 , date:  "2015-07-01 01:39:56" },
  { height:  541169 , difficulty:  853452 , date:  "2015-07-01 01:41:06" },
  { height:  541170 , difficulty:  855785 , date:  "2015-07-01 01:42:15" },
  { height:  541171 , difficulty:  857618 , date:  "2015-07-01 01:42:54" },
  { height:  541172 , difficulty:  857373 , date:  "2015-07-01 01:43:02" },
  { height:  541173 , difficulty:  861304 , date:  "2015-07-01 01:44:28" },
  { height:  541174 , difficulty:  861563 , date:  "2015-07-01 01:47:41" },
  { height:  541175 , difficulty:  861974 , date:  "2015-07-01 01:48:12" },
  { height:  541176 , difficulty:  862343 , date:  "2015-07-01 01:50:43" },
  { height:  541177 , difficulty:  866249 , date:  "2015-07-01 01:51:36" },
  { height:  541178 , difficulty:  863761 , date:  "2015-07-01 01:52:29" },
  { height:  541179 , difficulty:  863934 , date:  "2015-07-01 01:55:19" },
  { height:  541180 , difficulty:  862258 , date:  "2015-07-01 02:01:37" },
  { height:  541181 , difficulty:  863481 , date:  "2015-07-01 02:02:26" },
  { height:  541182 , difficulty:  864247 , date:  "2015-07-01 02:02:40" },
  { height:  541183 , difficulty:  864315 , date:  "2015-07-01 02:02:51" },
  { height:  541184 , difficulty:  863311 , date:  "2015-07-01 02:03:02" },
  { height:  541185 , difficulty:  860875 , date:  "2015-07-01 02:04:20" },
  { height:  541186 , difficulty:  860725 , date:  "2015-07-01 02:04:41" },
  { height:  541187 , difficulty:  858509 , date:  "2015-07-01 02:04:44" },
  { height:  541188 , difficulty:  857795 , date:  "2015-07-01 02:06:11" },
  { height:  541189 , difficulty:  856286 , date:  "2015-07-01 02:06:37" },
  { height:  541190 , difficulty:  857675 , date:  "2015-07-01 02:06:55" },
  { height:  541191 , difficulty:  860057 , date:  "2015-07-01 02:07:50" },
  { height:  541192 , difficulty:  860567 , date:  "2015-07-01 02:09:18" },
  { height:  541193 , difficulty:  860411 , date:  "2015-07-01 02:10:01" },
  { height:  541194 , difficulty:  858686 , date:  "2015-07-01 02:10:17" },
  { height:  541195 , difficulty:  856951 , date:  "2015-07-01 02:10:38" },
  { height:  541196 , difficulty:  855230 , date:  "2015-07-01 02:12:34" },
  { height:  541197 , difficulty:  857096 , date:  "2015-07-01 02:12:50" },
  { height:  541198 , difficulty:  857022 , date:  "2015-07-01 02:14:52" },
  { height:  541199 , difficulty:  858514 , date:  "2015-07-01 02:16:21" },
  { height:  541200 , difficulty:  858261 , date:  "2015-07-01 02:16:26" },
  { height:  541201 , difficulty:  858188 , date:  "2015-07-01 02:18:08" },
  { height:  541202 , difficulty:  858194 , date:  "2015-07-01 02:18:32" },
  { height:  541203 , difficulty:  860285 , date:  "2015-07-01 02:19:28" },
  { height:  541204 , difficulty:  856405 , date:  "2015-07-01 02:20:44" },
  { height:  541205 , difficulty:  853854 , date:  "2015-07-01 02:21:47" },
  { height:  541206 , difficulty:  853659 , date:  "2015-07-01 02:22:18" },
  { height:  541207 , difficulty:  854242 , date:  "2015-07-01 02:22:28" },
  { height:  541208 , difficulty:  850335 , date:  "2015-07-01 02:23:06" },
  { height:  541209 , difficulty:  845295 , date:  "2015-07-01 02:23:33" },
  { height:  541210 , difficulty:  846360 , date:  "2015-07-01 02:23:38" },
  { height:  541211 , difficulty:  846497 , date:  "2015-07-01 02:24:09" },
  { height:  541212 , difficulty:  845561 , date:  "2015-07-01 02:24:23" },
  { height:  541213 , difficulty:  845753 , date:  "2015-07-01 02:25:29" },
  { height:  541214 , difficulty:  845476 , date:  "2015-07-01 02:30:44" },
  { height:  541215 , difficulty:  845493 , date:  "2015-07-01 02:30:54" },
  { height:  541216 , difficulty:  844574 , date:  "2015-07-01 02:32:10" },
  { height:  541217 , difficulty:  847647 , date:  "2015-07-01 02:33:07" },
  { height:  541218 , difficulty:  850451 , date:  "2015-07-01 02:35:02" },
  { height:  541219 , difficulty:  850320 , date:  "2015-07-01 02:35:58" },
  { height:  541220 , difficulty:  851126 , date:  "2015-07-01 02:38:12" },
  { height:  541221 , difficulty:  852911 , date:  "2015-07-01 02:38:15" },
  { height:  541222 , difficulty:  853652 , date:  "2015-07-01 02:38:51" },
  { height:  541223 , difficulty:  853876 , date:  "2015-07-01 02:38:58" },
  { height:  541224 , difficulty:  854558 , date:  "2015-07-01 02:39:59" },
  { height:  541225 , difficulty:  855098 , date:  "2015-07-01 02:40:00" },
  { height:  541226 , difficulty:  851881 , date:  "2015-07-01 02:40:17" },
  { height:  541227 , difficulty:  853422 , date:  "2015-07-01 02:40:44" },
  { height:  541228 , difficulty:  852578 , date:  "2015-07-01 02:41:26" },
  { height:  541229 , difficulty:  851098 , date:  "2015-07-01 02:41:29" },
  { height:  541230 , difficulty:  851152 , date:  "2015-07-01 02:42:30" },
  { height:  541231 , difficulty:  854984 , date:  "2015-07-01 02:42:32" },
  { height:  541232 , difficulty:  854325 , date:  "2015-07-01 02:44:37" },
  { height:  541233 , difficulty:  855831 , date:  "2015-07-01 02:48:00" },
  { height:  541234 , difficulty:  854699 , date:  "2015-07-01 02:49:28" },
  { height:  541235 , difficulty:  854611 , date:  "2015-07-01 02:50:35" },
  { height:  541236 , difficulty:  854272 , date:  "2015-07-01 02:50:44" },
  { height:  541237 , difficulty:  854980 , date:  "2015-07-01 02:52:40" },
  { height:  541238 , difficulty:  857617 , date:  "2015-07-01 02:54:36" },
  { height:  541239 , difficulty:  856652 , date:  "2015-07-01 02:55:36" },
  { height:  541240 , difficulty:  856685 , date:  "2015-07-01 02:57:21" },
  { height:  541241 , difficulty:  862100 , date:  "2015-07-01 02:58:25" },
  { height:  541242 , difficulty:  861355 , date:  "2015-07-01 02:58:48" },
  { height:  541243 , difficulty:  861267 , date:  "2015-07-01 03:01:08" },
  { height:  541244 , difficulty:  861711 , date:  "2015-07-01 03:01:54" },
  { height:  541245 , difficulty:  862887 , date:  "2015-07-01 03:02:41" },
  { height:  541246 , difficulty:  861643 , date:  "2015-07-01 03:03:22" },
  { height:  541247 , difficulty:  863308 , date:  "2015-07-01 03:06:42" },
  { height:  541248 , difficulty:  866659 , date:  "2015-07-01 03:07:18" },
  { height:  541249 , difficulty:  864858 , date:  "2015-07-01 03:07:21" },
  { height:  541250 , difficulty:  860443 , date:  "2015-07-01 03:10:37" },
  { height:  541251 , difficulty:  861150 , date:  "2015-07-01 03:13:57" },
  { height:  541252 , difficulty:  858742 , date:  "2015-07-01 03:14:36" },
  { height:  541253 , difficulty:  857803 , date:  "2015-07-01 03:14:43" },
  { height:  541254 , difficulty:  861067 , date:  "2015-07-01 03:15:59" },
  { height:  541255 , difficulty:  857219 , date:  "2015-07-01 03:16:04" },
  { height:  541256 , difficulty:  848398 , date:  "2015-07-01 03:17:24" },
  { height:  541257 , difficulty:  847773 , date:  "2015-07-01 03:19:58" },
  { height:  541258 , difficulty:  850715 , date:  "2015-07-01 03:22:58" },
  { height:  541259 , difficulty:  850822 , date:  "2015-07-01 03:23:35" },
  { height:  541260 , difficulty:  850977 , date:  "2015-07-01 03:26:17" },
  { height:  541261 , difficulty:  854623 , date:  "2015-07-01 03:28:04" },
  { height:  541262 , difficulty:  855589 , date:  "2015-07-01 03:28:20" },
  { height:  541263 , difficulty:  856429 , date:  "2015-07-01 03:28:41" },
  { height:  541264 , difficulty:  856574 , date:  "2015-07-01 03:30:38" },
  { height:  541265 , difficulty:  857609 , date:  "2015-07-01 03:30:41" },
  { height:  541266 , difficulty:  858502 , date:  "2015-07-01 03:32:20" },
  { height:  541267 , difficulty:  859329 , date:  "2015-07-01 03:33:21" },
  { height:  541268 , difficulty:  862434 , date:  "2015-07-01 03:33:34" },
  { height:  541269 , difficulty:  864444 , date:  "2015-07-01 03:34:33" },
  { height:  541270 , difficulty:  866909 , date:  "2015-07-01 03:35:49" },
  { height:  541271 , difficulty:  867349 , date:  "2015-07-01 03:35:54" },
  { height:  541272 , difficulty:  864669 , date:  "2015-07-01 03:39:07" },
  { height:  541273 , difficulty:  864946 , date:  "2015-07-01 03:40:07" },
  { height:  541274 , difficulty:  862129 , date:  "2015-07-01 03:40:12" },
  { height:  541275 , difficulty:  861756 , date:  "2015-07-01 03:41:08" },
  { height:  541276 , difficulty:  863514 , date:  "2015-07-01 03:44:10" },
  { height:  541277 , difficulty:  861229 , date:  "2015-07-01 03:45:06" },
  { height:  541278 , difficulty:  861050 , date:  "2015-07-01 03:45:28" },
  { height:  541279 , difficulty:  862101 , date:  "2015-07-01 03:46:14" },
  { height:  541280 , difficulty:  861693 , date:  "2015-07-01 03:46:30" },
  { height:  541281 , difficulty:  862832 , date:  "2015-07-01 03:49:16" },
  { height:  541282 , difficulty:  862317 , date:  "2015-07-01 03:51:04" },
  { height:  541283 , difficulty:  862831 , date:  "2015-07-01 03:52:14" },
  { height:  541284 , difficulty:  863787 , date:  "2015-07-01 03:52:35" },
  { height:  541285 , difficulty:  863776 , date:  "2015-07-01 03:55:20" },
  { height:  541286 , difficulty:  864095 , date:  "2015-07-01 03:55:22" },
  { height:  541287 , difficulty:  864690 , date:  "2015-07-01 03:55:38" },
  { height:  541288 , difficulty:  864881 , date:  "2015-07-01 03:57:44" },
  { height:  541289 , difficulty:  863889 , date:  "2015-07-01 04:00:15" },
  { height:  541290 , difficulty:  860425 , date:  "2015-07-01 04:00:19" },
  { height:  541291 , difficulty:  861026 , date:  "2015-07-01 04:00:37" },
  { height:  541292 , difficulty:  859881 , date:  "2015-07-01 04:01:24" },
  { height:  541293 , difficulty:  858674 , date:  "2015-07-01 04:02:15" },
  { height:  541294 , difficulty:  856245 , date:  "2015-07-01 04:02:22" },
  { height:  541295 , difficulty:  857563 , date:  "2015-07-01 04:02:58" },
  { height:  541296 , difficulty:  855062 , date:  "2015-07-01 04:03:28" },
  { height:  541297 , difficulty:  855767 , date:  "2015-07-01 04:08:09" },
  { height:  541298 , difficulty:  855367 , date:  "2015-07-01 04:08:29" },
  { height:  541299 , difficulty:  857972 , date:  "2015-07-01 04:08:34" },
  { height:  541300 , difficulty:  856831 , date:  "2015-07-01 04:10:14" },
  { height:  541301 , difficulty:  857294 , date:  "2015-07-01 04:11:02" },
  { height:  541302 , difficulty:  858691 , date:  "2015-07-01 04:13:00" },
  { height:  541303 , difficulty:  860342 , date:  "2015-07-01 04:13:20" },
  { height:  541304 , difficulty:  862099 , date:  "2015-07-01 04:13:26" },
  { height:  541305 , difficulty:  862312 , date:  "2015-07-01 04:15:34" },
  { height:  541306 , difficulty:  864723 , date:  "2015-07-01 04:15:48" },
  { height:  541307 , difficulty:  864917 , date:  "2015-07-01 04:17:01" },
  { height:  541308 , difficulty:  862117 , date:  "2015-07-01 04:22:20" },
  { height:  541309 , difficulty:  858742 , date:  "2015-07-01 04:22:56" },
  { height:  541310 , difficulty:  858074 , date:  "2015-07-01 04:23:46" },
  { height:  541311 , difficulty:  857951 , date:  "2015-07-01 04:23:53" },
  { height:  541312 , difficulty:  858075 , date:  "2015-07-01 04:24:11" },
  { height:  541313 , difficulty:  858841 , date:  "2015-07-01 04:24:16" },
  { height:  541314 , difficulty:  856239 , date:  "2015-07-01 04:25:43" },
  { height:  541315 , difficulty:  855998 , date:  "2015-07-01 04:25:48" },
  { height:  541316 , difficulty:  854120 , date:  "2015-07-01 04:25:58" },
  { height:  541317 , difficulty:  855265 , date:  "2015-07-01 04:26:52" },
  { height:  541318 , difficulty:  855915 , date:  "2015-07-01 04:26:57" },
  { height:  541319 , difficulty:  856461 , date:  "2015-07-01 04:27:01" },
  { height:  541320 , difficulty:  855637 , date:  "2015-07-01 04:31:32" },
  { height:  541321 , difficulty:  855455 , date:  "2015-07-01 04:32:08" },
  { height:  541322 , difficulty:  855612 , date:  "2015-07-01 04:32:34" },
  { height:  541323 , difficulty:  851538 , date:  "2015-07-01 04:34:39" },
  { height:  541324 , difficulty:  852241 , date:  "2015-07-01 04:35:05" },
  { height:  541325 , difficulty:  852505 , date:  "2015-07-01 04:35:24" },
  { height:  541326 , difficulty:  848193 , date:  "2015-07-01 04:35:32" },
  { height:  541327 , difficulty:  844161 , date:  "2015-07-01 04:35:42" },
  { height:  541328 , difficulty:  844975 , date:  "2015-07-01 04:41:57" },
  { height:  541329 , difficulty:  851504 , date:  "2015-07-01 04:44:43" },
  { height:  541330 , difficulty:  849898 , date:  "2015-07-01 04:45:28" },
  { height:  541331 , difficulty:  851423 , date:  "2015-07-01 04:45:46" },
  { height:  541332 , difficulty:  849723 , date:  "2015-07-01 04:46:17" },
  { height:  541333 , difficulty:  847047 , date:  "2015-07-01 04:47:17" },
  { height:  541334 , difficulty:  843495 , date:  "2015-07-01 04:47:21" },
  { height:  541335 , difficulty:  844726 , date:  "2015-07-01 04:48:27" },
  { height:  541336 , difficulty:  841267 , date:  "2015-07-01 04:50:26" },
  { height:  541337 , difficulty:  839745 , date:  "2015-07-01 04:51:25" },
  { height:  541338 , difficulty:  840908 , date:  "2015-07-01 04:52:41" },
  { height:  541339 , difficulty:  840684 , date:  "2015-07-01 04:54:50" },
  { height:  541340 , difficulty:  840580 , date:  "2015-07-01 04:54:52" },
  { height:  541341 , difficulty:  844400 , date:  "2015-07-01 04:55:29" },
  { height:  541342 , difficulty:  843394 , date:  "2015-07-01 04:55:35" },
  { height:  541343 , difficulty:  843436 , date:  "2015-07-01 04:56:18" },
  { height:  541344 , difficulty:  845357 , date:  "2015-07-01 04:57:33" },
  { height:  541345 , difficulty:  847078 , date:  "2015-07-01 04:58:14" },
  { height:  541346 , difficulty:  846591 , date:  "2015-07-01 05:00:32" },
  { height:  541347 , difficulty:  847366 , date:  "2015-07-01 05:03:14" },
  { height:  541348 , difficulty:  844560 , date:  "2015-07-01 05:03:21" },
  { height:  541349 , difficulty:  843991 , date:  "2015-07-01 05:04:41" },
  { height:  541350 , difficulty:  847597 , date:  "2015-07-01 05:04:55" },
  { height:  541351 , difficulty:  848116 , date:  "2015-07-01 05:08:30" },
  { height:  541352 , difficulty:  844873 , date:  "2015-07-01 05:08:36" },
  { height:  541353 , difficulty:  845049 , date:  "2015-07-01 05:08:46" },
  { height:  541354 , difficulty:  844792 , date:  "2015-07-01 05:11:44" },
  { height:  541355 , difficulty:  847507 , date:  "2015-07-01 05:11:49" },
  { height:  541356 , difficulty:  848895 , date:  "2015-07-01 05:11:53" },
  { height:  541357 , difficulty:  847424 , date:  "2015-07-01 05:13:00" },
  { height:  541358 , difficulty:  845054 , date:  "2015-07-01 05:14:12" },
  { height:  541359 , difficulty:  843800 , date:  "2015-07-01 05:16:30" },
  { height:  541360 , difficulty:  843516 , date:  "2015-07-01 05:16:33" },
  { height:  541361 , difficulty:  839968 , date:  "2015-07-01 05:18:37" },
  { height:  541362 , difficulty:  840175 , date:  "2015-07-01 05:19:06" },
  { height:  541363 , difficulty:  840172 , date:  "2015-07-01 05:20:26" },
  { height:  541364 , difficulty:  837855 , date:  "2015-07-01 05:22:14" },
  { height:  541365 , difficulty:  835991 , date:  "2015-07-01 05:22:19" },
  { height:  541366 , difficulty:  837163 , date:  "2015-07-01 05:22:25" },
  { height:  541367 , difficulty:  838014 , date:  "2015-07-01 05:22:47" },
  { height:  541368 , difficulty:  838397 , date:  "2015-07-01 05:22:52" },
  { height:  541369 , difficulty:  837801 , date:  "2015-07-01 05:24:02" },
  { height:  541370 , difficulty:  839616 , date:  "2015-07-01 05:24:10" },
  { height:  541371 , difficulty:  841346 , date:  "2015-07-01 05:24:21" },
  { height:  541372 , difficulty:  842094 , date:  "2015-07-01 05:25:11" },
  { height:  541373 , difficulty:  837031 , date:  "2015-07-01 05:27:03" },
  { height:  541374 , difficulty:  837189 , date:  "2015-07-01 05:28:55" },
  { height:  541375 , difficulty:  837795 , date:  "2015-07-01 05:29:15" },
  { height:  541376 , difficulty:  835944 , date:  "2015-07-01 05:29:51" },
  { height:  541377 , difficulty:  839402 , date:  "2015-07-01 05:29:58" },
  { height:  541378 , difficulty:  838057 , date:  "2015-07-01 05:31:46" },
  { height:  541379 , difficulty:  837806 , date:  "2015-07-01 05:32:36" },
  { height:  541380 , difficulty:  840769 , date:  "2015-07-01 05:33:55" },
  { height:  541381 , difficulty:  840236 , date:  "2015-07-01 05:34:05" },
  { height:  541382 , difficulty:  841578 , date:  "2015-07-01 05:34:17" },
  { height:  541383 , difficulty:  840096 , date:  "2015-07-01 05:36:34" },
  { height:  541384 , difficulty:  832920 , date:  "2015-07-01 05:37:35" },
  { height:  541385 , difficulty:  832298 , date:  "2015-07-01 05:38:42" },
  { height:  541386 , difficulty:  831654 , date:  "2015-07-01 05:39:53" },
  { height:  541387 , difficulty:  835473 , date:  "2015-07-01 05:40:03" },
  { height:  541388 , difficulty:  835231 , date:  "2015-07-01 05:40:17" },
  { height:  541389 , difficulty:  835615 , date:  "2015-07-01 05:41:37" },
  { height:  541390 , difficulty:  835187 , date:  "2015-07-01 05:42:03" },
  { height:  541391 , difficulty:  835241 , date:  "2015-07-01 05:42:26" },
  { height:  541392 , difficulty:  835846 , date:  "2015-07-01 05:44:51" },
  { height:  541393 , difficulty:  834844 , date:  "2015-07-01 05:44:58" },
  { height:  541394 , difficulty:  834994 , date:  "2015-07-01 05:46:58" },
  { height:  541395 , difficulty:  838124 , date:  "2015-07-01 05:47:07" },
  { height:  541396 , difficulty:  834359 , date:  "2015-07-01 05:47:09" },
  { height:  541397 , difficulty:  833752 , date:  "2015-07-01 05:47:15" },
  { height:  541398 , difficulty:  836776 , date:  "2015-07-01 05:50:10" },
  { height:  541399 , difficulty:  836967 , date:  "2015-07-01 05:50:57" },
  { height:  541400 , difficulty:  836884 , date:  "2015-07-01 05:51:39" },
  { height:  541401 , difficulty:  836775 , date:  "2015-07-01 05:51:53" },
  { height:  541402 , difficulty:  840849 , date:  "2015-07-01 05:52:14" },
  { height:  541403 , difficulty:  840929 , date:  "2015-07-01 05:53:46" },
  { height:  541404 , difficulty:  835780 , date:  "2015-07-01 05:53:51" },
  { height:  541405 , difficulty:  833515 , date:  "2015-07-01 05:54:01" },
  { height:  541406 , difficulty:  833652 , date:  "2015-07-01 05:55:37" },
  { height:  541407 , difficulty:  833610 , date:  "2015-07-01 05:55:41" },
  { height:  541408 , difficulty:  835507 , date:  "2015-07-01 05:56:35" },
  { height:  541409 , difficulty:  834810 , date:  "2015-07-01 05:59:03" },
  { height:  541410 , difficulty:  835760 , date:  "2015-07-01 05:59:06" },
  { height:  541411 , difficulty:  837752 , date:  "2015-07-01 06:00:10" },
  { height:  541412 , difficulty:  835357 , date:  "2015-07-01 06:01:05" },
  { height:  541413 , difficulty:  834156 , date:  "2015-07-01 06:01:15" },
  { height:  541414 , difficulty:  833692 , date:  "2015-07-01 06:01:18" },
  { height:  541415 , difficulty:  831996 , date:  "2015-07-01 06:01:42" },
  { height:  541416 , difficulty:  832514 , date:  "2015-07-01 06:02:43" },
  { height:  541417 , difficulty:  834684 , date:  "2015-07-01 06:04:23" },
  { height:  541418 , difficulty:  836831 , date:  "2015-07-01 06:04:24" },
  { height:  541419 , difficulty:  836845 , date:  "2015-07-01 06:06:02" },
  { height:  541420 , difficulty:  836291 , date:  "2015-07-01 06:06:28" },
  { height:  541421 , difficulty:  835583 , date:  "2015-07-01 06:06:57" },
  { height:  541422 , difficulty:  834876 , date:  "2015-07-01 06:09:53" },
  { height:  541423 , difficulty:  834700 , date:  "2015-07-01 06:10:11" },
  { height:  541424 , difficulty:  839922 , date:  "2015-07-01 06:12:06" },
  { height:  541425 , difficulty:  840447 , date:  "2015-07-01 06:12:13" },
  { height:  541426 , difficulty:  840288 , date:  "2015-07-01 06:12:52" },
  { height:  541427 , difficulty:  835593 , date:  "2015-07-01 06:13:57" },
  { height:  541428 , difficulty:  836031 , date:  "2015-07-01 06:16:45" },
  { height:  541429 , difficulty:  836012 , date:  "2015-07-01 06:20:17" },
  { height:  541430 , difficulty:  833498 , date:  "2015-07-01 06:20:57" },
  { height:  541431 , difficulty:  833714 , date:  "2015-07-01 06:22:12" },
  { height:  541432 , difficulty:  833913 , date:  "2015-07-01 06:22:16" },
  { height:  541433 , difficulty:  832558 , date:  "2015-07-01 06:25:25" },
  { height:  541434 , difficulty:  832065 , date:  "2015-07-01 06:25:46" },
  { height:  541435 , difficulty:  829265 , date:  "2015-07-01 06:26:36" },
  { height:  541436 , difficulty:  829360 , date:  "2015-07-01 06:26:47" },
  { height:  541437 , difficulty:  827939 , date:  "2015-07-01 06:26:52" },
  { height:  541438 , difficulty:  827460 , date:  "2015-07-01 06:26:59" },
  { height:  541439 , difficulty:  825796 , date:  "2015-07-01 06:27:01" },
  { height:  541440 , difficulty:  824112 , date:  "2015-07-01 06:27:45" },
  { height:  541441 , difficulty:  826354 , date:  "2015-07-01 06:32:53" },
  { height:  541442 , difficulty:  828385 , date:  "2015-07-01 06:32:58" },
  { height:  541443 , difficulty:  828804 , date:  "2015-07-01 06:34:28" },
  { height:  541444 , difficulty:  829450 , date:  "2015-07-01 06:34:41" },
  { height:  541445 , difficulty:  828017 , date:  "2015-07-01 06:36:35" },
  { height:  541446 , difficulty:  828748 , date:  "2015-07-01 06:38:28" },
  { height:  541447 , difficulty:  828966 , date:  "2015-07-01 06:38:52" },
  { height:  541448 , difficulty:  830789 , date:  "2015-07-01 06:39:09" },
  { height:  541449 , difficulty:  828967 , date:  "2015-07-01 06:39:47" },
  { height:  541450 , difficulty:  826631 , date:  "2015-07-01 06:40:46" },
  { height:  541451 , difficulty:  826966 , date:  "2015-07-01 06:40:51" },
  { height:  541452 , difficulty:  826848 , date:  "2015-07-01 06:40:53" },
  { height:  541453 , difficulty:  832432 , date:  "2015-07-01 06:41:21" },
  { height:  541454 , difficulty:  830773 , date:  "2015-07-01 06:41:28" },
  { height:  541455 , difficulty:  831037 , date:  "2015-07-01 06:46:02" },
  { height:  541456 , difficulty:  836980 , date:  "2015-07-01 06:46:06" },
  { height:  541457 , difficulty:  837029 , date:  "2015-07-01 06:46:35" },
  { height:  541458 , difficulty:  836853 , date:  "2015-07-01 06:47:19" },
  { height:  541459 , difficulty:  835576 , date:  "2015-07-01 06:48:28" },
  { height:  541460 , difficulty:  834720 , date:  "2015-07-01 06:51:35" },
  { height:  541461 , difficulty:  833477 , date:  "2015-07-01 06:51:58" },
  { height:  541462 , difficulty:  832850 , date:  "2015-07-01 06:53:47" },
  { height:  541463 , difficulty:  832710 , date:  "2015-07-01 06:54:59" },
  { height:  541464 , difficulty:  833948 , date:  "2015-07-01 06:55:42" },
  { height:  541465 , difficulty:  832641 , date:  "2015-07-01 06:57:46" },
  { height:  541466 , difficulty:  832651 , date:  "2015-07-01 06:57:59" },
  { height:  541467 , difficulty:  834546 , date:  "2015-07-01 06:58:25" },
  { height:  541468 , difficulty:  833351 , date:  "2015-07-01 06:58:34" },
  { height:  541469 , difficulty:  834042 , date:  "2015-07-01 06:58:52" },
  { height:  541470 , difficulty:  831896 , date:  "2015-07-01 07:00:03" },
  { height:  541471 , difficulty:  832005 , date:  "2015-07-01 07:00:16" },
  { height:  541472 , difficulty:  833420 , date:  "2015-07-01 07:01:26" },
  { height:  541473 , difficulty:  834975 , date:  "2015-07-01 07:01:30" },
  { height:  541474 , difficulty:  831948 , date:  "2015-07-01 07:01:37" },
  { height:  541475 , difficulty:  831090 , date:  "2015-07-01 07:03:49" },
  { height:  541476 , difficulty:  830229 , date:  "2015-07-01 07:04:08" },
  { height:  541477 , difficulty:  831300 , date:  "2015-07-01 07:04:47" },
  { height:  541478 , difficulty:  832029 , date:  "2015-07-01 07:07:55" },
  { height:  541479 , difficulty:  830566 , date:  "2015-07-01 07:08:03" },
  { height:  541480 , difficulty:  831875 , date:  "2015-07-01 07:08:53" },
  { height:  541481 , difficulty:  833272 , date:  "2015-07-01 07:08:57" },
  { height:  541482 , difficulty:  831566 , date:  "2015-07-01 07:09:22" },
  { height:  541483 , difficulty:  833961 , date:  "2015-07-01 07:09:28" },
  { height:  541484 , difficulty:  832779 , date:  "2015-07-01 07:09:31" },
  { height:  541485 , difficulty:  832270 , date:  "2015-07-01 07:12:37" },
  { height:  541486 , difficulty:  832260 , date:  "2015-07-01 07:13:44" },
  { height:  541487 , difficulty:  831352 , date:  "2015-07-01 07:14:00" },
  { height:  541488 , difficulty:  832023 , date:  "2015-07-01 07:16:34" },
  { height:  541489 , difficulty:  837571 , date:  "2015-07-01 07:17:32" },
  { height:  541490 , difficulty:  839095 , date:  "2015-07-01 07:17:50" },
  { height:  541491 , difficulty:  838618 , date:  "2015-07-01 07:17:59" },
  { height:  541492 , difficulty:  837546 , date:  "2015-07-01 07:20:55" },
  { height:  541493 , difficulty:  835274 , date:  "2015-07-01 07:21:07" },
  { height:  541494 , difficulty:  835822 , date:  "2015-07-01 07:21:59" },
  { height:  541495 , difficulty:  834816 , date:  "2015-07-01 07:22:07" },
  { height:  541496 , difficulty:  835245 , date:  "2015-07-01 07:23:03" },
  { height:  541497 , difficulty:  835786 , date:  "2015-07-01 07:23:48" },
  { height:  541498 , difficulty:  831917 , date:  "2015-07-01 07:25:25" },
  { height:  541499 , difficulty:  831752 , date:  "2015-07-01 07:25:57" },
  { height:  541500 , difficulty:  831240 , date:  "2015-07-01 07:26:02" },
  { height:  541501 , difficulty:  831117 , date:  "2015-07-01 07:26:33" },
  { height:  541502 , difficulty:  830836 , date:  "2015-07-01 07:27:54" },
  { height:  541503 , difficulty:  833876 , date:  "2015-07-01 07:28:08" },
  { height:  541504 , difficulty:  830325 , date:  "2015-07-01 07:31:25" },
  { height:  541505 , difficulty:  826555 , date:  "2015-07-01 07:31:33" },
  { height:  541506 , difficulty:  826800 , date:  "2015-07-01 07:33:09" },
  { height:  541507 , difficulty:  825149 , date:  "2015-07-01 07:33:27" },
  { height:  541508 , difficulty:  828002 , date:  "2015-07-01 07:33:45" },
  { height:  541509 , difficulty:  830165 , date:  "2015-07-01 07:35:42" },
  { height:  541510 , difficulty:  831571 , date:  "2015-07-01 07:35:43" },
  { height:  541511 , difficulty:  833679 , date:  "2015-07-01 07:37:32" },
  { height:  541512 , difficulty:  835338 , date:  "2015-07-01 07:38:32" },
  { height:  541513 , difficulty:  835220 , date:  "2015-07-01 07:42:27" },
  { height:  541514 , difficulty:  836446 , date:  "2015-07-01 07:42:51" },
  { height:  541515 , difficulty:  837624 , date:  "2015-07-01 07:43:09" },
  { height:  541516 , difficulty:  836715 , date:  "2015-07-01 07:43:12" },
  { height:  541517 , difficulty:  835792 , date:  "2015-07-01 07:44:34" },
  { height:  541518 , difficulty:  836451 , date:  "2015-07-01 07:47:18" },
  { height:  541519 , difficulty:  834758 , date:  "2015-07-01 07:48:28" },
  { height:  541520 , difficulty:  836219 , date:  "2015-07-01 07:49:14" },
  { height:  541521 , difficulty:  833637 , date:  "2015-07-01 07:50:58" },
  { height:  541522 , difficulty:  832249 , date:  "2015-07-01 07:51:51" },
  { height:  541523 , difficulty:  832519 , date:  "2015-07-01 07:52:41" },
  { height:  541524 , difficulty:  834959 , date:  "2015-07-01 07:52:57" },
  { height:  541525 , difficulty:  836882 , date:  "2015-07-01 07:53:30" },
  { height:  541526 , difficulty:  835596 , date:  "2015-07-01 07:55:34" },
  { height:  541527 , difficulty:  837563 , date:  "2015-07-01 07:57:20" },
  { height:  541528 , difficulty:  837789 , date:  "2015-07-01 07:57:22" },
  { height:  541529 , difficulty:  838587 , date:  "2015-07-01 08:00:52" },
  { height:  541530 , difficulty:  838969 , date:  "2015-07-01 08:00:58" },
  { height:  541531 , difficulty:  833029 , date:  "2015-07-01 08:01:25" },
  { height:  541532 , difficulty:  833540 , date:  "2015-07-01 08:01:57" },
  { height:  541533 , difficulty:  833548 , date:  "2015-07-01 08:02:22" },
  { height:  541534 , difficulty:  832940 , date:  "2015-07-01 08:02:31" },
  { height:  541535 , difficulty:  833091 , date:  "2015-07-01 08:02:46" },
  { height:  541536 , difficulty:  831380 , date:  "2015-07-01 08:06:28" },
  { height:  541537 , difficulty:  831050 , date:  "2015-07-01 08:06:34" },
  { height:  541538 , difficulty:  830742 , date:  "2015-07-01 08:08:48" },
  { height:  541539 , difficulty:  830727 , date:  "2015-07-01 08:10:04" },
  { height:  541540 , difficulty:  829834 , date:  "2015-07-01 08:10:29" },
  { height:  541541 , difficulty:  827809 , date:  "2015-07-01 08:11:26" },
  { height:  541542 , difficulty:  830309 , date:  "2015-07-01 08:11:36" },
  { height:  541543 , difficulty:  831946 , date:  "2015-07-01 08:12:40" },
  { height:  541544 , difficulty:  835482 , date:  "2015-07-01 08:13:18" },
  { height:  541545 , difficulty:  835077 , date:  "2015-07-01 08:15:48" },
  { height:  541546 , difficulty:  833573 , date:  "2015-07-01 08:17:36" },
  { height:  541547 , difficulty:  833665 , date:  "2015-07-01 08:19:10" },
  { height:  541548 , difficulty:  832148 , date:  "2015-07-01 08:20:17" },
  { height:  541549 , difficulty:  832265 , date:  "2015-07-01 08:20:51" },
  { height:  541550 , difficulty:  833060 , date:  "2015-07-01 08:23:02" },
  { height:  541551 , difficulty:  831438 , date:  "2015-07-01 08:23:06" },
  { height:  541552 , difficulty:  832424 , date:  "2015-07-01 08:24:56" },
  { height:  541553 , difficulty:  835127 , date:  "2015-07-01 08:26:33" },
  { height:  541554 , difficulty:  831486 , date:  "2015-07-01 08:26:44" },
  { height:  541555 , difficulty:  832867 , date:  "2015-07-01 08:26:47" },
  { height:  541556 , difficulty:  833067 , date:  "2015-07-01 08:28:24" },
  { height:  541557 , difficulty:  834024 , date:  "2015-07-01 08:28:30" },
  { height:  541558 , difficulty:  833539 , date:  "2015-07-01 08:31:07" },
  { height:  541559 , difficulty:  834362 , date:  "2015-07-01 08:31:25" },
  { height:  541560 , difficulty:  835276 , date:  "2015-07-01 08:32:36" },
  { height:  541561 , difficulty:  831998 , date:  "2015-07-01 08:32:40" },
  { height:  541562 , difficulty:  830544 , date:  "2015-07-01 08:32:51" },
  { height:  541563 , difficulty:  831052 , date:  "2015-07-01 08:33:38" },
  { height:  541564 , difficulty:  829211 , date:  "2015-07-01 08:36:51" },
  { height:  541565 , difficulty:  829537 , date:  "2015-07-01 08:37:34" },
  { height:  541566 , difficulty:  829122 , date:  "2015-07-01 08:37:53" },
  { height:  541567 , difficulty:  829718 , date:  "2015-07-01 08:39:17" },
  { height:  541568 , difficulty:  826056 , date:  "2015-07-01 08:40:49" },
  { height:  541569 , difficulty:  826009 , date:  "2015-07-01 08:42:42" },
  { height:  541570 , difficulty:  825113 , date:  "2015-07-01 08:43:17" },
  { height:  541571 , difficulty:  824955 , date:  "2015-07-01 08:45:15" },
  { height:  541572 , difficulty:  824218 , date:  "2015-07-01 08:47:55" },
  { height:  541573 , difficulty:  824889 , date:  "2015-07-01 08:48:22" },
  { height:  541574 , difficulty:  823055 , date:  "2015-07-01 08:49:53" },
  { height:  541575 , difficulty:  826443 , date:  "2015-07-01 08:49:56" },
  { height:  541576 , difficulty:  827016 , date:  "2015-07-01 08:50:42" },
  { height:  541577 , difficulty:  827386 , date:  "2015-07-01 08:52:07" },
  { height:  541578 , difficulty:  825824 , date:  "2015-07-01 08:52:13" },
  { height:  541579 , difficulty:  825846 , date:  "2015-07-01 08:53:19" },
  { height:  541580 , difficulty:  828266 , date:  "2015-07-01 08:54:40" },
  { height:  541581 , difficulty:  828569 , date:  "2015-07-01 08:56:36" },
  { height:  541582 , difficulty:  827206 , date:  "2015-07-01 08:57:04" },
  { height:  541583 , difficulty:  828474 , date:  "2015-07-01 08:57:16" },
  { height:  541584 , difficulty:  828131 , date:  "2015-07-01 09:00:17" },
  { height:  541585 , difficulty:  826005 , date:  "2015-07-01 09:01:15" },
  { height:  541586 , difficulty:  827525 , date:  "2015-07-01 09:01:51" },
  { height:  541587 , difficulty:  825560 , date:  "2015-07-01 09:01:54" },
  { height:  541588 , difficulty:  824928 , date:  "2015-07-01 09:02:57" },
  { height:  541589 , difficulty:  821198 , date:  "2015-07-01 09:03:36" },
  { height:  541590 , difficulty:  820856 , date:  "2015-07-01 09:03:40" },
  { height:  541591 , difficulty:  821159 , date:  "2015-07-01 09:03:53" },
  { height:  541592 , difficulty:  822838 , date:  "2015-07-01 09:03:55" },
  { height:  541593 , difficulty:  828239 , date:  "2015-07-01 09:03:57" },
  { height:  541594 , difficulty:  824824 , date:  "2015-07-01 09:04:06" },
  { height:  541595 , difficulty:  823320 , date:  "2015-07-01 09:04:46" },
  { height:  541596 , difficulty:  823139 , date:  "2015-07-01 09:05:32" },
  { height:  541597 , difficulty:  821396 , date:  "2015-07-01 09:06:32" },
  { height:  541598 , difficulty:  820257 , date:  "2015-07-01 09:07:00" },
  { height:  541599 , difficulty:  820336 , date:  "2015-07-01 09:07:53" },
  { height:  541600 , difficulty:  820222 , date:  "2015-07-01 09:08:00" },
  { height:  541601 , difficulty:  822445 , date:  "2015-07-01 09:09:49" },
  { height:  541602 , difficulty:  820005 , date:  "2015-07-01 09:12:47" },
  { height:  541603 , difficulty:  822226 , date:  "2015-07-01 09:13:10" },
  { height:  541604 , difficulty:  822207 , date:  "2015-07-01 09:15:57" },
  { height:  541605 , difficulty:  821701 , date:  "2015-07-01 09:16:08" },
  { height:  541606 , difficulty:  821597 , date:  "2015-07-01 09:16:22" },
  { height:  541607 , difficulty:  821609 , date:  "2015-07-01 09:16:27" },
  { height:  541608 , difficulty:  820967 , date:  "2015-07-01 09:18:39" },
  { height:  541609 , difficulty:  821345 , date:  "2015-07-01 09:20:39" },
  { height:  541610 , difficulty:  823058 , date:  "2015-07-01 09:23:09" },
  { height:  541611 , difficulty:  823239 , date:  "2015-07-01 09:23:54" },
  { height:  541612 , difficulty:  818515 , date:  "2015-07-01 09:24:11" },
  { height:  541613 , difficulty:  822863 , date:  "2015-07-01 09:24:17" },
  { height:  541614 , difficulty:  824476 , date:  "2015-07-01 09:25:15" },
  { height:  541615 , difficulty:  830186 , date:  "2015-07-01 09:25:52" },
  { height:  541616 , difficulty:  829623 , date:  "2015-07-01 09:26:15" },
  { height:  541617 , difficulty:  830601 , date:  "2015-07-01 09:28:45" },
  { height:  541618 , difficulty:  838731 , date:  "2015-07-01 09:29:17" },
  { height:  541619 , difficulty:  839001 , date:  "2015-07-01 09:30:08" },
  { height:  541620 , difficulty:  838195 , date:  "2015-07-01 09:31:03" },
  { height:  541621 , difficulty:  835216 , date:  "2015-07-01 09:33:33" },
  { height:  541622 , difficulty:  835667 , date:  "2015-07-01 09:33:55" },
  { height:  541623 , difficulty:  836696 , date:  "2015-07-01 09:35:47" },
  { height:  541624 , difficulty:  835898 , date:  "2015-07-01 09:35:49" },
  { height:  541625 , difficulty:  838562 , date:  "2015-07-01 09:36:14" },
  { height:  541626 , difficulty:  835570 , date:  "2015-07-01 09:38:27" },
  { height:  541627 , difficulty:  836154 , date:  "2015-07-01 09:38:32" },
  { height:  541628 , difficulty:  833868 , date:  "2015-07-01 09:38:34" },
  { height:  541629 , difficulty:  834005 , date:  "2015-07-01 09:41:15" },
  { height:  541630 , difficulty:  835398 , date:  "2015-07-01 09:44:27" },
  { height:  541631 , difficulty:  835394 , date:  "2015-07-01 09:44:36" },
  { height:  541632 , difficulty:  834978 , date:  "2015-07-01 09:44:45" },
  { height:  541633 , difficulty:  835461 , date:  "2015-07-01 09:45:37" },
  { height:  541634 , difficulty:  831885 , date:  "2015-07-01 09:48:33" },
  { height:  541635 , difficulty:  831567 , date:  "2015-07-01 09:48:38" },
  { height:  541636 , difficulty:  830682 , date:  "2015-07-01 09:48:46" },
  { height:  541637 , difficulty:  833558 , date:  "2015-07-01 09:48:48" },
  { height:  541638 , difficulty:  834102 , date:  "2015-07-01 09:48:55" },
  { height:  541639 , difficulty:  833248 , date:  "2015-07-01 09:52:00" },
  { height:  541640 , difficulty:  828913 , date:  "2015-07-01 09:53:01" },
  { height:  541641 , difficulty:  829316 , date:  "2015-07-01 09:53:18" },
  { height:  541642 , difficulty:  830126 , date:  "2015-07-01 09:54:33" },
  { height:  541643 , difficulty:  829255 , date:  "2015-07-01 09:54:46" },
  { height:  541644 , difficulty:  831218 , date:  "2015-07-01 09:56:23" },
  { height:  541645 , difficulty:  830314 , date:  "2015-07-01 09:56:59" },
  { height:  541646 , difficulty:  829499 , date:  "2015-07-01 09:57:05" },
  { height:  541647 , difficulty:  835192 , date:  "2015-07-01 10:01:03" },
  { height:  541648 , difficulty:  831478 , date:  "2015-07-01 10:01:17" },
  { height:  541649 , difficulty:  836877 , date:  "2015-07-01 10:01:22" },
  { height:  541650 , difficulty:  834820 , date:  "2015-07-01 10:01:28" },
  { height:  541651 , difficulty:  834783 , date:  "2015-07-01 10:02:20" },
  { height:  541652 , difficulty:  836035 , date:  "2015-07-01 10:04:39" },
  { height:  541653 , difficulty:  834915 , date:  "2015-07-01 10:06:11" },
  { height:  541654 , difficulty:  836582 , date:  "2015-07-01 10:07:00" },
  { height:  541655 , difficulty:  837446 , date:  "2015-07-01 10:09:46" },
  { height:  541656 , difficulty:  837931 , date:  "2015-07-01 10:09:52" },
  { height:  541657 , difficulty:  835339 , date:  "2015-07-01 10:10:25" },
  { height:  541658 , difficulty:  835103 , date:  "2015-07-01 10:14:59" },
  { height:  541659 , difficulty:  837688 , date:  "2015-07-01 10:19:28" },
  { height:  541660 , difficulty:  837290 , date:  "2015-07-01 10:19:37" },
  { height:  541661 , difficulty:  837260 , date:  "2015-07-01 10:23:48" },
  { height:  541662 , difficulty:  836469 , date:  "2015-07-01 10:26:28" },
  { height:  541663 , difficulty:  839641 , date:  "2015-07-01 10:27:11" },
  { height:  541664 , difficulty:  839605 , date:  "2015-07-01 10:27:17" },
  { height:  541665 , difficulty:  839448 , date:  "2015-07-01 10:28:01" },
  { height:  541666 , difficulty:  842814 , date:  "2015-07-01 10:31:22" },
  { height:  541667 , difficulty:  845897 , date:  "2015-07-01 10:31:28" },
  { height:  541668 , difficulty:  846704 , date:  "2015-07-01 10:36:41" },
  { height:  541669 , difficulty:  847126 , date:  "2015-07-01 10:43:01" },
  { height:  541670 , difficulty:  846876 , date:  "2015-07-01 10:45:35" },
  { height:  541671 , difficulty:  846029 , date:  "2015-07-01 10:45:42" },
  { height:  541672 , difficulty:  845061 , date:  "2015-07-01 10:45:55" },
  { height:  541673 , difficulty:  845910 , date:  "2015-07-01 10:47:31" },
  { height:  541674 , difficulty:  845504 , date:  "2015-07-01 10:48:01" },
  { height:  541675 , difficulty:  847680 , date:  "2015-07-01 10:48:24" },
  { height:  541676 , difficulty:  847627 , date:  "2015-07-01 10:48:53" },
  { height:  541677 , difficulty:  847821 , date:  "2015-07-01 10:50:31" },
  { height:  541678 , difficulty:  850800 , date:  "2015-07-01 10:51:28" },
  { height:  541679 , difficulty:  852077 , date:  "2015-07-01 10:54:08" },
  { height:  541680 , difficulty:  848066 , date:  "2015-07-01 10:56:30" },
  { height:  541681 , difficulty:  848170 , date:  "2015-07-01 10:56:39" },
  { height:  541682 , difficulty:  850154 , date:  "2015-07-01 10:57:47" },
  { height:  541683 , difficulty:  853636 , date:  "2015-07-01 10:58:19" },
  { height:  541684 , difficulty:  851084 , date:  "2015-07-01 10:58:43" },
  { height:  541685 , difficulty:  848691 , date:  "2015-07-01 11:01:45" },
  { height:  541686 , difficulty:  846081 , date:  "2015-07-01 11:02:09" },
  { height:  541687 , difficulty:  846126 , date:  "2015-07-01 11:02:24" },
  { height:  541688 , difficulty:  846826 , date:  "2015-07-01 11:07:36" },
  { height:  541689 , difficulty:  846876 , date:  "2015-07-01 11:09:28" },
  { height:  541690 , difficulty:  847887 , date:  "2015-07-01 11:09:39" },
  { height:  541691 , difficulty:  850501 , date:  "2015-07-01 11:09:42" },
  { height:  541692 , difficulty:  851398 , date:  "2015-07-01 11:09:43" },
  { height:  541693 , difficulty:  847828 , date:  "2015-07-01 11:11:36" },
  { height:  541694 , difficulty:  847296 , date:  "2015-07-01 11:12:55" },
  { height:  541695 , difficulty:  847337 , date:  "2015-07-01 11:12:57" },
  { height:  541696 , difficulty:  846777 , date:  "2015-07-01 11:13:05" },
  { height:  541697 , difficulty:  843353 , date:  "2015-07-01 11:16:59" },
  { height:  541698 , difficulty:  843953 , date:  "2015-07-01 11:17:39" },
  { height:  541699 , difficulty:  841453 , date:  "2015-07-01 11:17:55" },
  { height:  541700 , difficulty:  841890 , date:  "2015-07-01 11:18:25" },
  { height:  541701 , difficulty:  843020 , date:  "2015-07-01 11:18:26" },
  { height:  541702 , difficulty:  840240 , date:  "2015-07-01 11:19:49" },
  { height:  541703 , difficulty:  840437 , date:  "2015-07-01 11:21:26" },
  { height:  541704 , difficulty:  840418 , date:  "2015-07-01 11:23:22" },
  { height:  541705 , difficulty:  836699 , date:  "2015-07-01 11:23:37" },
  { height:  541706 , difficulty:  834466 , date:  "2015-07-01 11:24:42" },
  { height:  541707 , difficulty:  834358 , date:  "2015-07-01 11:27:20" },
  { height:  541708 , difficulty:  837974 , date:  "2015-07-01 11:27:21" },
  { height:  541709 , difficulty:  837166 , date:  "2015-07-01 11:27:24" },
  { height:  541710 , difficulty:  833924 , date:  "2015-07-01 11:27:57" },
  { height:  541711 , difficulty:  836737 , date:  "2015-07-01 11:28:11" },
  { height:  541712 , difficulty:  841040 , date:  "2015-07-01 11:29:36" },
  { height:  541713 , difficulty:  844616 , date:  "2015-07-01 11:30:08" },
  { height:  541714 , difficulty:  845847 , date:  "2015-07-01 11:32:56" },
  { height:  541715 , difficulty:  841483 , date:  "2015-07-01 11:33:00" },
  { height:  541716 , difficulty:  840069 , date:  "2015-07-01 11:33:28" },
  { height:  541717 , difficulty:  840249 , date:  "2015-07-01 11:33:51" },
  { height:  541718 , difficulty:  838541 , date:  "2015-07-01 11:34:13" },
  { height:  541719 , difficulty:  839306 , date:  "2015-07-01 11:34:30" },
  { height:  541720 , difficulty:  838513 , date:  "2015-07-01 11:34:54" },
  { height:  541721 , difficulty:  837791 , date:  "2015-07-01 11:35:38" },
  { height:  541722 , difficulty:  838581 , date:  "2015-07-01 11:35:39" },
  { height:  541723 , difficulty:  833508 , date:  "2015-07-01 11:36:54" },
  { height:  541724 , difficulty:  833868 , date:  "2015-07-01 11:37:17" },
  { height:  541725 , difficulty:  833876 , date:  "2015-07-01 11:38:08" },
  { height:  541726 , difficulty:  835056 , date:  "2015-07-01 11:41:10" },
  { height:  541727 , difficulty:  834850 , date:  "2015-07-01 11:41:12" },
  { height:  541728 , difficulty:  834489 , date:  "2015-07-01 11:41:51" },
  { height:  541729 , difficulty:  832994 , date:  "2015-07-01 11:42:56" },
  { height:  541730 , difficulty:  831991 , date:  "2015-07-01 11:42:58" },
  { height:  541731 , difficulty:  829214 , date:  "2015-07-01 11:43:20" },
  { height:  541732 , difficulty:  832152 , date:  "2015-07-01 11:43:26" },
  { height:  541733 , difficulty:  833949 , date:  "2015-07-01 11:43:44" },
  { height:  541734 , difficulty:  831607 , date:  "2015-07-01 11:44:02" },
  { height:  541735 , difficulty:  825567 , date:  "2015-07-01 11:44:30" },
  { height:  541736 , difficulty:  827799 , date:  "2015-07-01 11:44:32" },
  { height:  541737 , difficulty:  822509 , date:  "2015-07-01 11:46:09" },
  { height:  541738 , difficulty:  819059 , date:  "2015-07-01 11:47:07" },
  { height:  541739 , difficulty:  823795 , date:  "2015-07-01 11:48:33" },
  { height:  541740 , difficulty:  823749 , date:  "2015-07-01 11:48:42" },
  { height:  541741 , difficulty:  823969 , date:  "2015-07-01 11:49:12" },
  { height:  541742 , difficulty:  820214 , date:  "2015-07-01 11:49:55" },
  { height:  541743 , difficulty:  822645 , date:  "2015-07-01 11:50:25" },
  { height:  541744 , difficulty:  816301 , date:  "2015-07-01 11:52:25" },
  { height:  541745 , difficulty:  808380 , date:  "2015-07-01 11:53:45" },
  { height:  541746 , difficulty:  805909 , date:  "2015-07-01 11:56:09" },
  { height:  541747 , difficulty:  809221 , date:  "2015-07-01 11:56:15" },
  { height:  541748 , difficulty:  810704 , date:  "2015-07-01 11:56:28" },
  { height:  541749 , difficulty:  808715 , date:  "2015-07-01 11:56:33" },
  { height:  541750 , difficulty:  808482 , date:  "2015-07-01 11:56:42" },
  { height:  541751 , difficulty:  808536 , date:  "2015-07-01 11:56:47" },
  { height:  541752 , difficulty:  809870 , date:  "2015-07-01 11:57:19" },
  { height:  541753 , difficulty:  807800 , date:  "2015-07-01 11:58:39" },
  { height:  541754 , difficulty:  806920 , date:  "2015-07-01 11:58:43" },
  { height:  541755 , difficulty:  803749 , date:  "2015-07-01 11:59:45" },
  { height:  541756 , difficulty:  801382 , date:  "2015-07-01 11:59:53" },
  { height:  541757 , difficulty:  801722 , date:  "2015-07-01 12:00:25" },
  { height:  541758 , difficulty:  800875 , date:  "2015-07-01 12:03:21" },
  { height:  541759 , difficulty:  800569 , date:  "2015-07-01 12:04:10" },
  { height:  541760 , difficulty:  800598 , date:  "2015-07-01 12:04:38" },
  { height:  541761 , difficulty:  797432 , date:  "2015-07-01 12:05:03" },
  { height:  541762 , difficulty:  799141 , date:  "2015-07-01 12:06:40" },
  { height:  541763 , difficulty:  800709 , date:  "2015-07-01 12:08:10" },
  { height:  541764 , difficulty:  794501 , date:  "2015-07-01 12:08:15" },
  { height:  541765 , difficulty:  794272 , date:  "2015-07-01 12:08:34" },
  { height:  541766 , difficulty:  794216 , date:  "2015-07-01 12:09:46" },
  { height:  541767 , difficulty:  794311 , date:  "2015-07-01 12:09:52" },
  { height:  541768 , difficulty:  796944 , date:  "2015-07-01 12:10:03" },
  { height:  541769 , difficulty:  795233 , date:  "2015-07-01 12:11:05" },
  { height:  541770 , difficulty:  793881 , date:  "2015-07-01 12:12:22" },
  { height:  541771 , difficulty:  794284 , date:  "2015-07-01 12:12:46" },
  { height:  541772 , difficulty:  794352 , date:  "2015-07-01 12:12:52" },
  { height:  541773 , difficulty:  789705 , date:  "2015-07-01 12:14:42" },
  { height:  541774 , difficulty:  789191 , date:  "2015-07-01 12:16:47" },
  { height:  541775 , difficulty:  789142 , date:  "2015-07-01 12:16:52" },
  { height:  541776 , difficulty:  788783 , date:  "2015-07-01 12:16:58" },
  { height:  541777 , difficulty:  791004 , date:  "2015-07-01 12:18:05" },
  { height:  541778 , difficulty:  790308 , date:  "2015-07-01 12:18:23" },
  { height:  541779 , difficulty:  789820 , date:  "2015-07-01 12:19:56" },
  { height:  541780 , difficulty:  788795 , date:  "2015-07-01 12:19:58" },
  { height:  541781 , difficulty:  788895 , date:  "2015-07-01 12:20:21" },
  { height:  541782 , difficulty:  788172 , date:  "2015-07-01 12:23:06" },
  { height:  541783 , difficulty:  786055 , date:  "2015-07-01 12:23:19" },
  { height:  541784 , difficulty:  788228 , date:  "2015-07-01 12:24:17" },
  { height:  541785 , difficulty:  789646 , date:  "2015-07-01 12:25:21" },
  { height:  541786 , difficulty:  791064 , date:  "2015-07-01 12:26:15" },
  { height:  541787 , difficulty:  792952 , date:  "2015-07-01 12:26:48" },
  { height:  541788 , difficulty:  792686 , date:  "2015-07-01 12:27:00" },
  { height:  541789 , difficulty:  792306 , date:  "2015-07-01 12:27:17" },
  { height:  541790 , difficulty:  789574 , date:  "2015-07-01 12:28:03" },
  { height:  541791 , difficulty:  789562 , date:  "2015-07-01 12:28:52" },
  { height:  541792 , difficulty:  790475 , date:  "2015-07-01 12:29:13" },
  { height:  541793 , difficulty:  792051 , date:  "2015-07-01 12:29:33" },
  { height:  541794 , difficulty:  794000 , date:  "2015-07-01 12:30:18" },
  { height:  541795 , difficulty:  795331 , date:  "2015-07-01 12:31:05" },
  { height:  541796 , difficulty:  795041 , date:  "2015-07-01 12:31:38" },
  { height:  541797 , difficulty:  795000 , date:  "2015-07-01 12:31:40" },
  { height:  541798 , difficulty:  795149 , date:  "2015-07-01 12:31:42" },
  { height:  541799 , difficulty:  794122 , date:  "2015-07-01 12:35:54" },
  { height:  541800 , difficulty:  794032 , date:  "2015-07-01 12:36:35" },
  { height:  541801 , difficulty:  793150 , date:  "2015-07-01 12:39:18" },
  { height:  541802 , difficulty:  789455 , date:  "2015-07-01 12:39:24" },
  { height:  541803 , difficulty:  792754 , date:  "2015-07-01 12:39:33" },
  { height:  541804 , difficulty:  794872 , date:  "2015-07-01 12:41:07" },
  { height:  541805 , difficulty:  793902 , date:  "2015-07-01 12:41:22" },
  { height:  541806 , difficulty:  793930 , date:  "2015-07-01 12:42:09" },
  { height:  541807 , difficulty:  797155 , date:  "2015-07-01 12:43:06" },
  { height:  541808 , difficulty:  803448 , date:  "2015-07-01 12:43:13" },
  { height:  541809 , difficulty:  803182 , date:  "2015-07-01 12:43:21" },
  { height:  541810 , difficulty:  802871 , date:  "2015-07-01 12:43:29" },
  { height:  541811 , difficulty:  803954 , date:  "2015-07-01 12:44:01" },
  { height:  541812 , difficulty:  804360 , date:  "2015-07-01 12:45:04" },
  { height:  541813 , difficulty:  802943 , date:  "2015-07-01 12:45:08" },
  { height:  541814 , difficulty:  801907 , date:  "2015-07-01 12:45:36" },
  { height:  541815 , difficulty:  801143 , date:  "2015-07-01 12:46:00" },
  { height:  541816 , difficulty:  801101 , date:  "2015-07-01 12:47:41" },
  { height:  541817 , difficulty:  800503 , date:  "2015-07-01 12:47:42" },
  { height:  541818 , difficulty:  800025 , date:  "2015-07-01 12:49:15" },
  { height:  541819 , difficulty:  800019 , date:  "2015-07-01 12:49:43" },
  { height:  541820 , difficulty:  798035 , date:  "2015-07-01 12:49:45" },
  { height:  541821 , difficulty:  796321 , date:  "2015-07-01 12:50:09" },
  { height:  541822 , difficulty:  793356 , date:  "2015-07-01 12:50:44" },
  { height:  541823 , difficulty:  794118 , date:  "2015-07-01 12:52:10" },
  { height:  541824 , difficulty:  794505 , date:  "2015-07-01 12:52:13" },
  { height:  541825 , difficulty:  797467 , date:  "2015-07-01 12:52:27" },
  { height:  541826 , difficulty:  797406 , date:  "2015-07-01 12:52:44" },
  { height:  541827 , difficulty:  798927 , date:  "2015-07-01 12:53:35" },
  { height:  541828 , difficulty:  800328 , date:  "2015-07-01 12:53:39" },
  { height:  541829 , difficulty:  799440 , date:  "2015-07-01 12:54:10" },
  { height:  541830 , difficulty:  799522 , date:  "2015-07-01 12:54:47" },
  { height:  541831 , difficulty:  801845 , date:  "2015-07-01 12:55:47" },
  { height:  541832 , difficulty:  801662 , date:  "2015-07-01 12:55:49" },
  { height:  541833 , difficulty:  803288 , date:  "2015-07-01 12:55:59" },
  { height:  541834 , difficulty:  801354 , date:  "2015-07-01 12:57:07" },
  { height:  541835 , difficulty:  800721 , date:  "2015-07-01 12:57:10" },
  { height:  541836 , difficulty:  800086 , date:  "2015-07-01 12:57:51" },
  { height:  541837 , difficulty:  799615 , date:  "2015-07-01 12:57:54" },
  { height:  541838 , difficulty:  798917 , date:  "2015-07-01 13:00:07" },
  { height:  541839 , difficulty:  797382 , date:  "2015-07-01 13:00:11" },
  { height:  541840 , difficulty:  798195 , date:  "2015-07-01 13:00:13" },
  { height:  541841 , difficulty:  798607 , date:  "2015-07-01 13:00:22" },
  { height:  541842 , difficulty:  798089 , date:  "2015-07-01 13:00:53" },
  { height:  541843 , difficulty:  798436 , date:  "2015-07-01 13:01:51" },
  { height:  541844 , difficulty:  799594 , date:  "2015-07-01 13:03:11" },
  { height:  541845 , difficulty:  799646 , date:  "2015-07-01 13:03:31" },
  { height:  541846 , difficulty:  798740 , date:  "2015-07-01 13:03:43" },
  { height:  541847 , difficulty:  798302 , date:  "2015-07-01 13:04:20" },
  { height:  541848 , difficulty:  799889 , date:  "2015-07-01 13:04:44" },
  { height:  541849 , difficulty:  801539 , date:  "2015-07-01 13:05:21" },
  { height:  541850 , difficulty:  799426 , date:  "2015-07-01 13:06:01" },
  { height:  541851 , difficulty:  802416 , date:  "2015-07-01 13:06:38" },
  { height:  541852 , difficulty:  803297 , date:  "2015-07-01 13:06:40" },
  { height:  541853 , difficulty:  802881 , date:  "2015-07-01 13:06:49" },
  { height:  541854 , difficulty:  806027 , date:  "2015-07-01 13:08:15" },
  { height:  541855 , difficulty:  812102 , date:  "2015-07-01 13:09:04" },
  { height:  541856 , difficulty:  813011 , date:  "2015-07-01 13:09:09" },
  { height:  541857 , difficulty:  812692 , date:  "2015-07-01 13:09:19" },
  { height:  541858 , difficulty:  809206 , date:  "2015-07-01 13:09:55" },
  { height:  541859 , difficulty:  809038 , date:  "2015-07-01 13:10:00" },
  { height:  541860 , difficulty:  809356 , date:  "2015-07-01 13:12:34" },
  { height:  541861 , difficulty:  808307 , date:  "2015-07-01 13:12:45" },
  { height:  541862 , difficulty:  807093 , date:  "2015-07-01 13:15:20" },
  { height:  541863 , difficulty:  808159 , date:  "2015-07-01 13:15:22" },
  { height:  541864 , difficulty:  808360 , date:  "2015-07-01 13:16:28" },
  { height:  541865 , difficulty:  808277 , date:  "2015-07-01 13:16:32" },
  { height:  541866 , difficulty:  808359 , date:  "2015-07-01 13:16:34" },
  { height:  541867 , difficulty:  809092 , date:  "2015-07-01 13:17:44" },
  { height:  541868 , difficulty:  809458 , date:  "2015-07-01 13:18:27" },
  { height:  541869 , difficulty:  809263 , date:  "2015-07-01 13:20:50" },
  { height:  541870 , difficulty:  808639 , date:  "2015-07-01 13:23:40" },
  { height:  541871 , difficulty:  810046 , date:  "2015-07-01 13:24:02" },
  { height:  541872 , difficulty:  809575 , date:  "2015-07-01 13:24:07" },
  { height:  541873 , difficulty:  812099 , date:  "2015-07-01 13:26:37" },
  { height:  541874 , difficulty:  813910 , date:  "2015-07-01 13:26:47" },
  { height:  541875 , difficulty:  808398 , date:  "2015-07-01 13:26:57" },
  { height:  541876 , difficulty:  809623 , date:  "2015-07-01 13:27:15" },
  { height:  541877 , difficulty:  806497 , date:  "2015-07-01 13:27:52" },
  { height:  541878 , difficulty:  807466 , date:  "2015-07-01 13:28:18" },
  { height:  541879 , difficulty:  808821 , date:  "2015-07-01 13:28:39" },
  { height:  541880 , difficulty:  808051 , date:  "2015-07-01 13:29:23" },
  { height:  541881 , difficulty:  808302 , date:  "2015-07-01 13:29:48" },
  { height:  541882 , difficulty:  807401 , date:  "2015-07-01 13:30:03" },
  { height:  541883 , difficulty:  806902 , date:  "2015-07-01 13:32:35" },
  { height:  541884 , difficulty:  807269 , date:  "2015-07-01 13:37:39" },
  { height:  541885 , difficulty:  807134 , date:  "2015-07-01 13:38:10" },
  { height:  541886 , difficulty:  807563 , date:  "2015-07-01 13:38:26" },
  { height:  541887 , difficulty:  807105 , date:  "2015-07-01 13:40:58" },
  { height:  541888 , difficulty:  807103 , date:  "2015-07-01 13:41:02" },
  { height:  541889 , difficulty:  813843 , date:  "2015-07-01 13:41:05" },
  { height:  541890 , difficulty:  813375 , date:  "2015-07-01 13:41:28" },
  { height:  541891 , difficulty:  814453 , date:  "2015-07-01 13:41:29" },
  { height:  541892 , difficulty:  813405 , date:  "2015-07-01 13:42:30" },
  { height:  541893 , difficulty:  815846 , date:  "2015-07-01 13:43:27" },
  { height:  541894 , difficulty:  814944 , date:  "2015-07-01 13:43:33" },
  { height:  541895 , difficulty:  817215 , date:  "2015-07-01 13:44:04" },
  { height:  541896 , difficulty:  817147 , date:  "2015-07-01 13:44:48" },
  { height:  541897 , difficulty:  817321 , date:  "2015-07-01 13:45:32" },
  { height:  541898 , difficulty:  816598 , date:  "2015-07-01 13:46:03" },
  { height:  541899 , difficulty:  815944 , date:  "2015-07-01 13:48:42" },
  { height:  541900 , difficulty:  815800 , date:  "2015-07-01 13:48:45" },
  { height:  541901 , difficulty:  815778 , date:  "2015-07-01 13:49:02" },
  { height:  541902 , difficulty:  815909 , date:  "2015-07-01 13:50:39" },
  { height:  541903 , difficulty:  815621 , date:  "2015-07-01 13:51:47" },
  { height:  541904 , difficulty:  815516 , date:  "2015-07-01 13:54:44" },
  { height:  541905 , difficulty:  816098 , date:  "2015-07-01 13:55:05" },
  { height:  541906 , difficulty:  815230 , date:  "2015-07-01 13:56:13" },
  { height:  541907 , difficulty:  816589 , date:  "2015-07-01 13:56:28" },
  { height:  541908 , difficulty:  821001 , date:  "2015-07-01 13:56:42" },
  { height:  541909 , difficulty:  822676 , date:  "2015-07-01 13:59:29" },
  { height:  541910 , difficulty:  822565 , date:  "2015-07-01 13:59:34" },
  { height:  541911 , difficulty:  822613 , date:  "2015-07-01 14:00:49" },
  { height:  541912 , difficulty:  824221 , date:  "2015-07-01 14:01:24" },
  { height:  541913 , difficulty:  826698 , date:  "2015-07-01 14:01:35" },
  { height:  541914 , difficulty:  824939 , date:  "2015-07-01 14:02:14" },
  { height:  541915 , difficulty:  827144 , date:  "2015-07-01 14:03:57" },
  { height:  541916 , difficulty:  828458 , date:  "2015-07-01 14:04:41" },
  { height:  541917 , difficulty:  828675 , date:  "2015-07-01 14:04:44" },
  { height:  541918 , difficulty:  831080 , date:  "2015-07-01 14:05:12" },
  { height:  541919 , difficulty:  830697 , date:  "2015-07-01 14:07:22" },
  { height:  541920 , difficulty:  829831 , date:  "2015-07-01 14:08:23" },
  { height:  541921 , difficulty:  830211 , date:  "2015-07-01 14:09:29" },
  { height:  541922 , difficulty:  834461 , date:  "2015-07-01 14:10:38" },
  { height:  541923 , difficulty:  834323 , date:  "2015-07-01 14:10:43" },
  { height:  541924 , difficulty:  833725 , date:  "2015-07-01 14:12:54" },
  { height:  541925 , difficulty:  837341 , date:  "2015-07-01 14:12:58" },
  { height:  541926 , difficulty:  841008 , date:  "2015-07-01 14:13:51" },
  { height:  541927 , difficulty:  840960 , date:  "2015-07-01 14:15:59" },
  { height:  541928 , difficulty:  840987 , date:  "2015-07-01 14:17:02" },
  { height:  541929 , difficulty:  842478 , date:  "2015-07-01 14:18:06" },
  { height:  541930 , difficulty:  840471 , date:  "2015-07-01 14:18:18" },
  { height:  541931 , difficulty:  841143 , date:  "2015-07-01 14:18:24" },
  { height:  541932 , difficulty:  844630 , date:  "2015-07-01 14:18:28" },
  { height:  541933 , difficulty:  848646 , date:  "2015-07-01 14:19:16" },
  { height:  541934 , difficulty:  848599 , date:  "2015-07-01 14:19:16" },
  { height:  541935 , difficulty:  852331 , date:  "2015-07-01 14:21:33" },
  { height:  541936 , difficulty:  851112 , date:  "2015-07-01 14:22:29" },
  { height:  541937 , difficulty:  851152 , date:  "2015-07-01 14:22:31" },
  { height:  541938 , difficulty:  847828 , date:  "2015-07-01 14:22:38" },
  { height:  541939 , difficulty:  850524 , date:  "2015-07-01 14:22:47" },
  { height:  541940 , difficulty:  848915 , date:  "2015-07-01 14:24:12" },
  { height:  541941 , difficulty:  851130 , date:  "2015-07-01 14:24:56" },
  { height:  541942 , difficulty:  852478 , date:  "2015-07-01 14:25:26" },
  { height:  541943 , difficulty:  851000 , date:  "2015-07-01 14:26:01" },
  { height:  541944 , difficulty:  851295 , date:  "2015-07-01 14:26:34" },
  { height:  541945 , difficulty:  849571 , date:  "2015-07-01 14:28:17" },
  { height:  541946 , difficulty:  845496 , date:  "2015-07-01 14:28:34" },
  { height:  541947 , difficulty:  849523 , date:  "2015-07-01 14:31:15" },
  { height:  541948 , difficulty:  850761 , date:  "2015-07-01 14:31:16" },
  { height:  541949 , difficulty:  847170 , date:  "2015-07-01 14:31:42" },
  { height:  541950 , difficulty:  848197 , date:  "2015-07-01 14:32:20" },
  { height:  541951 , difficulty:  852275 , date:  "2015-07-01 14:33:19" },
  { height:  541952 , difficulty:  853114 , date:  "2015-07-01 14:33:21" },
  { height:  541953 , difficulty:  852654 , date:  "2015-07-01 14:37:11" },
  { height:  541954 , difficulty:  853048 , date:  "2015-07-01 14:37:24" },
  { height:  541955 , difficulty:  852835 , date:  "2015-07-01 14:39:21" },
  { height:  541956 , difficulty:  855730 , date:  "2015-07-01 14:40:37" },
  { height:  541957 , difficulty:  857682 , date:  "2015-07-01 14:41:56" },
  { height:  541958 , difficulty:  858947 , date:  "2015-07-01 14:43:57" },
  { height:  541959 , difficulty:  855615 , date:  "2015-07-01 14:45:03" },
  { height:  541960 , difficulty:  852114 , date:  "2015-07-01 14:47:12" },
  { height:  541961 , difficulty:  851310 , date:  "2015-07-01 14:48:28" },
  { height:  541962 , difficulty:  851212 , date:  "2015-07-01 14:52:08" },
  { height:  541963 , difficulty:  850480 , date:  "2015-07-01 14:53:39" },
  { height:  541964 , difficulty:  853970 , date:  "2015-07-01 14:54:31" },
  { height:  541965 , difficulty:  853915 , date:  "2015-07-01 14:54:38" },
  { height:  541966 , difficulty:  853710 , date:  "2015-07-01 14:56:46" },
  { height:  541967 , difficulty:  854760 , date:  "2015-07-01 14:57:51" },
  { height:  541968 , difficulty:  854436 , date:  "2015-07-01 15:01:51" },
  { height:  541969 , difficulty:  853142 , date:  "2015-07-01 15:02:47" },
  { height:  541970 , difficulty:  853803 , date:  "2015-07-01 15:06:12" },
  { height:  541971 , difficulty:  853713 , date:  "2015-07-01 15:06:14" },
  { height:  541972 , difficulty:  859494 , date:  "2015-07-01 15:07:24" },
  { height:  541973 , difficulty:  858832 , date:  "2015-07-01 15:09:04" },
  { height:  541974 , difficulty:  858116 , date:  "2015-07-01 15:09:32" },
  { height:  541975 , difficulty:  856587 , date:  "2015-07-01 15:09:35" },
  { height:  541976 , difficulty:  857627 , date:  "2015-07-01 15:12:10" },
  { height:  541977 , difficulty:  860059 , date:  "2015-07-01 15:12:16" },
  { height:  541978 , difficulty:  858070 , date:  "2015-07-01 15:12:35" },
  { height:  541979 , difficulty:  856457 , date:  "2015-07-01 15:12:55" },
  { height:  541980 , difficulty:  855168 , date:  "2015-07-01 15:13:03" },
  { height:  541981 , difficulty:  854912 , date:  "2015-07-01 15:15:54" },
  { height:  541982 , difficulty:  854949 , date:  "2015-07-01 15:16:28" },
  { height:  541983 , difficulty:  862415 , date:  "2015-07-01 15:16:32" },
  { height:  541984 , difficulty:  862900 , date:  "2015-07-01 15:18:47" },
  { height:  541985 , difficulty:  859916 , date:  "2015-07-01 15:19:37" },
  { height:  541986 , difficulty:  859904 , date:  "2015-07-01 15:19:44" },
  { height:  541987 , difficulty:  858426 , date:  "2015-07-01 15:20:47" },
  { height:  541988 , difficulty:  857622 , date:  "2015-07-01 15:20:51" },
  { height:  541989 , difficulty:  859457 , date:  "2015-07-01 15:21:08" },
  { height:  541990 , difficulty:  858559 , date:  "2015-07-01 15:23:44" },
  { height:  541991 , difficulty:  856210 , date:  "2015-07-01 15:23:48" },
  { height:  541992 , difficulty:  856410 , date:  "2015-07-01 15:24:09" },
  { height:  541993 , difficulty:  856412 , date:  "2015-07-01 15:24:13" },
  { height:  541994 , difficulty:  855776 , date:  "2015-07-01 15:25:18" },
  { height:  541995 , difficulty:  859225 , date:  "2015-07-01 15:25:43" },
  { height:  541996 , difficulty:  858559 , date:  "2015-07-01 15:25:48" },
  { height:  541997 , difficulty:  857523 , date:  "2015-07-01 15:25:50" },
  { height:  541998 , difficulty:  858883 , date:  "2015-07-01 15:26:02" },
  { height:  541999 , difficulty:  859374 , date:  "2015-07-01 15:26:32" },
  { height:  542000 , difficulty:  856564 , date:  "2015-07-01 15:29:02" },
  { height:  542001 , difficulty:  856644 , date:  "2015-07-01 15:29:04" },
  { height:  542002 , difficulty:  855577 , date:  "2015-07-01 15:29:25" },
  { height:  542003 , difficulty:  861705 , date:  "2015-07-01 15:30:05" },
  { height:  542004 , difficulty:  864272 , date:  "2015-07-01 15:32:10" },
  { height:  542005 , difficulty:  863781 , date:  "2015-07-01 15:32:50" },
  { height:  542006 , difficulty:  863913 , date:  "2015-07-01 15:32:51" },
  { height:  542007 , difficulty:  864527 , date:  "2015-07-01 15:32:52" },
  { height:  542008 , difficulty:  865935 , date:  "2015-07-01 15:34:43" },
  { height:  542009 , difficulty:  864834 , date:  "2015-07-01 15:35:09" },
  { height:  542010 , difficulty:  866507 , date:  "2015-07-01 15:36:00" },
  { height:  542011 , difficulty:  866071 , date:  "2015-07-01 15:36:22" },
  { height:  542012 , difficulty:  866167 , date:  "2015-07-01 15:36:27" },
  { height:  542013 , difficulty:  868060 , date:  "2015-07-01 15:37:50" },
  { height:  542014 , difficulty:  871181 , date:  "2015-07-01 15:38:04" },
  { height:  542015 , difficulty:  871020 , date:  "2015-07-01 15:38:14" },
  { height:  542016 , difficulty:  869802 , date:  "2015-07-01 15:38:22" },
  { height:  542017 , difficulty:  868848 , date:  "2015-07-01 15:39:16" },
  { height:  542018 , difficulty:  869195 , date:  "2015-07-01 15:39:53" },
  { height:  542019 , difficulty:  870224 , date:  "2015-07-01 15:41:52" },
  { height:  542020 , difficulty:  870436 , date:  "2015-07-01 15:42:28" },
  { height:  542021 , difficulty:  871335 , date:  "2015-07-01 15:43:16" },
  { height:  542022 , difficulty:  875057 , date:  "2015-07-01 15:46:29" },
  { height:  542023 , difficulty:  871111 , date:  "2015-07-01 15:47:11" },
  { height:  542024 , difficulty:  873147 , date:  "2015-07-01 15:47:17" },
  { height:  542025 , difficulty:  872838 , date:  "2015-07-01 15:48:36" },
  { height:  542026 , difficulty:  877405 , date:  "2015-07-01 15:49:19" },
  { height:  542027 , difficulty:  876046 , date:  "2015-07-01 15:50:05" },
  { height:  542028 , difficulty:  876267 , date:  "2015-07-01 15:50:37" },
  { height:  542029 , difficulty:  874938 , date:  "2015-07-01 15:55:03" },
  { height:  542030 , difficulty:  874741 , date:  "2015-07-01 15:55:06" },
  { height:  542031 , difficulty:  871845 , date:  "2015-07-01 15:55:38" },
  { height:  542032 , difficulty:  871629 , date:  "2015-07-01 15:57:54" },
  { height:  542033 , difficulty:  871472 , date:  "2015-07-01 16:03:31" },
  { height:  542034 , difficulty:  871934 , date:  "2015-07-01 16:04:27" },
  { height:  542035 , difficulty:  870345 , date:  "2015-07-01 16:06:07" },
  { height:  542036 , difficulty:  870239 , date:  "2015-07-01 16:06:11" },
  { height:  542037 , difficulty:  869061 , date:  "2015-07-01 16:06:12" },
  { height:  542038 , difficulty:  865534 , date:  "2015-07-01 16:06:22" },
  { height:  542039 , difficulty:  865985 , date:  "2015-07-01 16:06:28" },
  { height:  542040 , difficulty:  864831 , date:  "2015-07-01 16:12:25" },
  { height:  542041 , difficulty:  864835 , date:  "2015-07-01 16:12:34" },
  { height:  542042 , difficulty:  862200 , date:  "2015-07-01 16:13:38" },
  { height:  542043 , difficulty:  860729 , date:  "2015-07-01 16:15:58" },
  { height:  542044 , difficulty:  856537 , date:  "2015-07-01 16:16:18" },
  { height:  542045 , difficulty:  855376 , date:  "2015-07-01 16:18:01" },
  { height:  542046 , difficulty:  850645 , date:  "2015-07-01 16:18:23" },
  { height:  542047 , difficulty:  851836 , date:  "2015-07-01 16:18:26" },
  { height:  542048 , difficulty:  852902 , date:  "2015-07-01 16:19:13" },
  { height:  542049 , difficulty:  853233 , date:  "2015-07-01 16:20:09" },
  { height:  542050 , difficulty:  853072 , date:  "2015-07-01 16:20:34" },
  { height:  542051 , difficulty:  853917 , date:  "2015-07-01 16:21:55" },
  { height:  542052 , difficulty:  850331 , date:  "2015-07-01 16:23:29" },
  { height:  542053 , difficulty:  852859 , date:  "2015-07-01 16:25:23" },
  { height:  542054 , difficulty:  853653 , date:  "2015-07-01 16:25:38" },
  { height:  542055 , difficulty:  855130 , date:  "2015-07-01 16:26:45" },
  { height:  542056 , difficulty:  855205 , date:  "2015-07-01 16:26:57" },
  { height:  542057 , difficulty:  851332 , date:  "2015-07-01 16:28:55" },
  { height:  542058 , difficulty:  853877 , date:  "2015-07-01 16:30:12" },
  { height:  542059 , difficulty:  855330 , date:  "2015-07-01 16:31:05" },
  { height:  542060 , difficulty:  853711 , date:  "2015-07-01 16:33:02" },
  { height:  542061 , difficulty:  854275 , date:  "2015-07-01 16:33:26" },
  { height:  542062 , difficulty:  854391 , date:  "2015-07-01 16:34:15" },
  { height:  542063 , difficulty:  853229 , date:  "2015-07-01 16:35:30" },
  { height:  542064 , difficulty:  855133 , date:  "2015-07-01 16:36:37" },
  { height:  542065 , difficulty:  855396 , date:  "2015-07-01 16:37:14" },
  { height:  542066 , difficulty:  852175 , date:  "2015-07-01 16:43:02" },
  { height:  542067 , difficulty:  855669 , date:  "2015-07-01 16:43:11" },
  { height:  542068 , difficulty:  855361 , date:  "2015-07-01 16:43:40" },
  { height:  542069 , difficulty:  858263 , date:  "2015-07-01 16:44:09" },
  { height:  542070 , difficulty:  856908 , date:  "2015-07-01 16:46:03" },
  { height:  542071 , difficulty:  856384 , date:  "2015-07-01 16:46:54" },
  { height:  542072 , difficulty:  856451 , date:  "2015-07-01 16:50:09" },
  { height:  542073 , difficulty:  860777 , date:  "2015-07-01 16:50:30" },
  { height:  542074 , difficulty:  861688 , date:  "2015-07-01 16:51:07" },
  { height:  542075 , difficulty:  862027 , date:  "2015-07-01 16:51:13" },
  { height:  542076 , difficulty:  858676 , date:  "2015-07-01 16:52:51" },
  { height:  542077 , difficulty:  859175 , date:  "2015-07-01 16:55:43" },
  { height:  542078 , difficulty:  860966 , date:  "2015-07-01 16:56:49" },
  { height:  542079 , difficulty:  860140 , date:  "2015-07-01 16:56:55" },
  { height:  542080 , difficulty:  857341 , date:  "2015-07-01 16:57:45" },
  { height:  542081 , difficulty:  858780 , date:  "2015-07-01 16:59:12" },
  { height:  542082 , difficulty:  858907 , date:  "2015-07-01 16:59:28" },
  { height:  542083 , difficulty:  860274 , date:  "2015-07-01 16:59:49" },
  { height:  542084 , difficulty:  861249 , date:  "2015-07-01 17:01:17" },
  { height:  542085 , difficulty:  860726 , date:  "2015-07-01 17:02:07" },
  { height:  542086 , difficulty:  861100 , date:  "2015-07-01 17:04:59" },
  { height:  542087 , difficulty:  861977 , date:  "2015-07-01 17:11:04" },
  { height:  542088 , difficulty:  862157 , date:  "2015-07-01 17:11:09" },
  { height:  542089 , difficulty:  860223 , date:  "2015-07-01 17:11:38" },
  { height:  542090 , difficulty:  860540 , date:  "2015-07-01 17:11:45" },
  { height:  542091 , difficulty:  861878 , date:  "2015-07-01 17:12:26" },
  { height:  542092 , difficulty:  864241 , date:  "2015-07-01 17:13:07" },
  { height:  542093 , difficulty:  862969 , date:  "2015-07-01 17:13:23" },
  { height:  542094 , difficulty:  864554 , date:  "2015-07-01 17:14:17" },
  { height:  542095 , difficulty:  862284 , date:  "2015-07-01 17:15:46" },
  { height:  542096 , difficulty:  862170 , date:  "2015-07-01 17:18:36" },
  { height:  542097 , difficulty:  865442 , date:  "2015-07-01 17:19:13" },
  { height:  542098 , difficulty:  861132 , date:  "2015-07-01 17:20:35" },
  { height:  542099 , difficulty:  863008 , date:  "2015-07-01 17:23:38" },
  { height:  542100 , difficulty:  863090 , date:  "2015-07-01 17:25:33" },
  { height:  542101 , difficulty:  862147 , date:  "2015-07-01 17:25:36" },
  { height:  542102 , difficulty:  862769 , date:  "2015-07-01 17:27:44" },
  { height:  542103 , difficulty:  865898 , date:  "2015-07-01 17:28:18" },
  { height:  542104 , difficulty:  870524 , date:  "2015-07-01 17:28:42" },
  { height:  542105 , difficulty:  864884 , date:  "2015-07-01 17:31:19" },
  { height:  542106 , difficulty:  866768 , date:  "2015-07-01 17:32:55" },
  { height:  542107 , difficulty:  866128 , date:  "2015-07-01 17:33:01" },
  { height:  542108 , difficulty:  867533 , date:  "2015-07-01 17:33:03" },
  { height:  542109 , difficulty:  859693 , date:  "2015-07-01 17:33:21" },
  { height:  542110 , difficulty:  859618 , date:  "2015-07-01 17:35:11" },
  { height:  542111 , difficulty:  857488 , date:  "2015-07-01 17:35:13" },
  { height:  542112 , difficulty:  857585 , date:  "2015-07-01 17:35:44" },
  { height:  542113 , difficulty:  857805 , date:  "2015-07-01 17:39:09" },
  { height:  542114 , difficulty:  857676 , date:  "2015-07-01 17:39:16" },
  { height:  542115 , difficulty:  858687 , date:  "2015-07-01 17:41:45" },
  { height:  542116 , difficulty:  857544 , date:  "2015-07-01 17:42:08" },
  { height:  542117 , difficulty:  857508 , date:  "2015-07-01 17:43:31" },
  { height:  542118 , difficulty:  858207 , date:  "2015-07-01 17:44:43" },
  { height:  542119 , difficulty:  855136 , date:  "2015-07-01 17:44:51" },
  { height:  542120 , difficulty:  857496 , date:  "2015-07-01 17:45:24" },
  { height:  542121 , difficulty:  857789 , date:  "2015-07-01 17:45:36" },
  { height:  542122 , difficulty:  857875 , date:  "2015-07-01 17:47:56" },
  { height:  542123 , difficulty:  858257 , date:  "2015-07-01 17:50:51" },
  { height:  542124 , difficulty:  858076 , date:  "2015-07-01 17:51:38" },
  { height:  542125 , difficulty:  858196 , date:  "2015-07-01 17:52:06" },
  { height:  542126 , difficulty:  857748 , date:  "2015-07-01 17:54:07" },
  { height:  542127 , difficulty:  855851 , date:  "2015-07-01 17:56:13" },
  { height:  542128 , difficulty:  854264 , date:  "2015-07-01 17:57:05" },
  { height:  542129 , difficulty:  851693 , date:  "2015-07-01 17:57:54" },
  { height:  542130 , difficulty:  858075 , date:  "2015-07-01 18:00:55" },
  { height:  542131 , difficulty:  856555 , date:  "2015-07-01 18:03:01" },
  { height:  542132 , difficulty:  857004 , date:  "2015-07-01 18:03:07" },
  { height:  542133 , difficulty:  855212 , date:  "2015-07-01 18:03:09" },
  { height:  542134 , difficulty:  855047 , date:  "2015-07-01 18:03:21" },
  { height:  542135 , difficulty:  858378 , date:  "2015-07-01 18:04:28" },
  { height:  542136 , difficulty:  856099 , date:  "2015-07-01 18:06:04" },
  { height:  542137 , difficulty:  858228 , date:  "2015-07-01 18:06:09" },
  { height:  542138 , difficulty:  858833 , date:  "2015-07-01 18:07:22" },
  { height:  542139 , difficulty:  858077 , date:  "2015-07-01 18:07:27" },
  { height:  542140 , difficulty:  859524 , date:  "2015-07-01 18:08:23" },
  { height:  542141 , difficulty:  858969 , date:  "2015-07-01 18:09:58" },
  { height:  542142 , difficulty:  851114 , date:  "2015-07-01 18:10:09" },
  { height:  542143 , difficulty:  851153 , date:  "2015-07-01 18:12:48" },
  { height:  542144 , difficulty:  850922 , date:  "2015-07-01 18:14:23" },
  { height:  542145 , difficulty:  851987 , date:  "2015-07-01 18:15:10" },
  { height:  542146 , difficulty:  849581 , date:  "2015-07-01 18:16:38" },
  { height:  542147 , difficulty:  850080 , date:  "2015-07-01 18:16:58" },
  { height:  542148 , difficulty:  845519 , date:  "2015-07-01 18:17:25" },
  { height:  542149 , difficulty:  845233 , date:  "2015-07-01 18:17:41" },
  { height:  542150 , difficulty:  847564 , date:  "2015-07-01 18:17:45" },
  { height:  542151 , difficulty:  847931 , date:  "2015-07-01 18:18:35" },
  { height:  542152 , difficulty:  846560 , date:  "2015-07-01 18:19:14" },
  { height:  542153 , difficulty:  846990 , date:  "2015-07-01 18:22:36" },
  { height:  542154 , difficulty:  845651 , date:  "2015-07-01 18:23:03" },
  { height:  542155 , difficulty:  846754 , date:  "2015-07-01 18:23:23" },
  { height:  542156 , difficulty:  845692 , date:  "2015-07-01 18:23:37" },
  { height:  542157 , difficulty:  844257 , date:  "2015-07-01 18:25:56" },
  { height:  542158 , difficulty:  844060 , date:  "2015-07-01 18:26:54" },
  { height:  542159 , difficulty:  843678 , date:  "2015-07-01 18:27:04" },
  { height:  542160 , difficulty:  846068 , date:  "2015-07-01 18:27:30" },
  { height:  542161 , difficulty:  846524 , date:  "2015-07-01 18:27:38" },
  { height:  542162 , difficulty:  842850 , date:  "2015-07-01 18:28:11" },
  { height:  542163 , difficulty:  837915 , date:  "2015-07-01 18:31:16" },
  { height:  542164 , difficulty:  839203 , date:  "2015-07-01 18:32:11" },
  { height:  542165 , difficulty:  838980 , date:  "2015-07-01 18:32:24" },
  { height:  542166 , difficulty:  839064 , date:  "2015-07-01 18:34:16" },
  { height:  542167 , difficulty:  842296 , date:  "2015-07-01 18:35:02" },
  { height:  542168 , difficulty:  841658 , date:  "2015-07-01 18:36:48" },
  { height:  542169 , difficulty:  842557 , date:  "2015-07-01 18:37:17" },
  { height:  542170 , difficulty:  841517 , date:  "2015-07-01 18:40:08" },
  { height:  542171 , difficulty:  840781 , date:  "2015-07-01 18:41:03" },
  { height:  542172 , difficulty:  837881 , date:  "2015-07-01 18:41:06" },
  { height:  542173 , difficulty:  839348 , date:  "2015-07-01 18:41:50" },
  { height:  542174 , difficulty:  838222 , date:  "2015-07-01 18:42:17" },
  { height:  542175 , difficulty:  834114 , date:  "2015-07-01 18:43:32" },
  { height:  542176 , difficulty:  832217 , date:  "2015-07-01 18:45:52" },
  { height:  542177 , difficulty:  834080 , date:  "2015-07-01 18:46:10" },
  { height:  542178 , difficulty:  831485 , date:  "2015-07-01 18:46:53" },
  { height:  542179 , difficulty:  835329 , date:  "2015-07-01 18:47:39" },
  { height:  542180 , difficulty:  835030 , date:  "2015-07-01 18:49:06" },
  { height:  542181 , difficulty:  833674 , date:  "2015-07-01 18:50:15" },
  { height:  542182 , difficulty:  831936 , date:  "2015-07-01 18:50:26" },
  { height:  542183 , difficulty:  832277 , date:  "2015-07-01 18:51:53" },
  { height:  542184 , difficulty:  835010 , date:  "2015-07-01 18:51:59" },
  { height:  542185 , difficulty:  834661 , date:  "2015-07-01 18:52:44" },
  { height:  542186 , difficulty:  834681 , date:  "2015-07-01 18:56:38" },
  { height:  542187 , difficulty:  836071 , date:  "2015-07-01 18:56:44" },
  { height:  542188 , difficulty:  840900 , date:  "2015-07-01 18:57:13" },
  { height:  542189 , difficulty:  836681 , date:  "2015-07-01 18:57:41" },
  { height:  542190 , difficulty:  836972 , date:  "2015-07-01 18:59:36" },
  { height:  542191 , difficulty:  833606 , date:  "2015-07-01 18:59:42" },
  { height:  542192 , difficulty:  835015 , date:  "2015-07-01 18:59:46" },
  { height:  542193 , difficulty:  836941 , date:  "2015-07-01 19:01:17" },
  { height:  542194 , difficulty:  836933 , date:  "2015-07-01 19:01:32" },
  { height:  542195 , difficulty:  837855 , date:  "2015-07-01 19:04:51" },
  { height:  542196 , difficulty:  839563 , date:  "2015-07-01 19:05:53" },
  { height:  542197 , difficulty:  840572 , date:  "2015-07-01 19:06:41" },
  { height:  542198 , difficulty:  838496 , date:  "2015-07-01 19:07:24" },
  { height:  542199 , difficulty:  834819 , date:  "2015-07-01 19:07:48" },
  { height:  542200 , difficulty:  834529 , date:  "2015-07-01 19:07:50" },
  { height:  542201 , difficulty:  836805 , date:  "2015-07-01 19:07:53" },
  { height:  542202 , difficulty:  836488 , date:  "2015-07-01 19:09:11" },
  { height:  542203 , difficulty:  833632 , date:  "2015-07-01 19:09:15" },
  { height:  542204 , difficulty:  837340 , date:  "2015-07-01 19:12:14" },
  { height:  542205 , difficulty:  836356 , date:  "2015-07-01 19:12:17" },
  { height:  542206 , difficulty:  832817 , date:  "2015-07-01 19:12:38" },
  { height:  542207 , difficulty:  830685 , date:  "2015-07-01 19:13:23" },
  { height:  542208 , difficulty:  831162 , date:  "2015-07-01 19:13:27" },
  { height:  542209 , difficulty:  831360 , date:  "2015-07-01 19:13:39" },
  { height:  542210 , difficulty:  831466 , date:  "2015-07-01 19:14:03" },
  { height:  542211 , difficulty:  835103 , date:  "2015-07-01 19:14:50" },
  { height:  542212 , difficulty:  833055 , date:  "2015-07-01 19:16:26" },
  { height:  542213 , difficulty:  836100 , date:  "2015-07-01 19:16:27" },
  { height:  542214 , difficulty:  836217 , date:  "2015-07-01 19:18:14" },
  { height:  542215 , difficulty:  836731 , date:  "2015-07-01 19:18:19" },
  { height:  542216 , difficulty:  836807 , date:  "2015-07-01 19:19:52" },
  { height:  542217 , difficulty:  834874 , date:  "2015-07-01 19:22:03" },
  { height:  542218 , difficulty:  836140 , date:  "2015-07-01 19:23:06" },
  { height:  542219 , difficulty:  833354 , date:  "2015-07-01 19:26:38" },
  { height:  542220 , difficulty:  834656 , date:  "2015-07-01 19:26:42" },
  { height:  542221 , difficulty:  836107 , date:  "2015-07-01 19:27:21" },
  { height:  542222 , difficulty:  836274 , date:  "2015-07-01 19:28:40" },
  { height:  542223 , difficulty:  837402 , date:  "2015-07-01 19:29:15" },
  { height:  542224 , difficulty:  837588 , date:  "2015-07-01 19:31:07" },
  { height:  542225 , difficulty:  840308 , date:  "2015-07-01 19:32:33" },
  { height:  542226 , difficulty:  840335 , date:  "2015-07-01 19:32:35" },
  { height:  542227 , difficulty:  841777 , date:  "2015-07-01 19:34:51" },
  { height:  542228 , difficulty:  843169 , date:  "2015-07-01 19:35:03" },
  { height:  542229 , difficulty:  838691 , date:  "2015-07-01 19:38:57" },
  { height:  542230 , difficulty:  838149 , date:  "2015-07-01 19:39:38" },
  { height:  542231 , difficulty:  839980 , date:  "2015-07-01 19:39:55" },
  { height:  542232 , difficulty:  839812 , date:  "2015-07-01 19:41:38" },
  { height:  542233 , difficulty:  840253 , date:  "2015-07-01 19:43:17" },
  { height:  542234 , difficulty:  839329 , date:  "2015-07-01 19:43:47" },
  { height:  542235 , difficulty:  840778 , date:  "2015-07-01 19:44:24" },
  { height:  542236 , difficulty:  840284 , date:  "2015-07-01 19:49:08" },
  { height:  542237 , difficulty:  840381 , date:  "2015-07-01 19:49:13" },
  { height:  542238 , difficulty:  840731 , date:  "2015-07-01 19:49:36" },
  { height:  542239 , difficulty:  840934 , date:  "2015-07-01 19:49:39" },
  { height:  542240 , difficulty:  840667 , date:  "2015-07-01 19:51:11" },
  { height:  542241 , difficulty:  840825 , date:  "2015-07-01 19:51:33" },
  { height:  542242 , difficulty:  840182 , date:  "2015-07-01 19:54:08" },
  { height:  542243 , difficulty:  841293 , date:  "2015-07-01 19:54:47" },
  { height:  542244 , difficulty:  841485 , date:  "2015-07-01 19:55:05" },
  { height:  542245 , difficulty:  841656 , date:  "2015-07-01 19:55:45" },
  { height:  542246 , difficulty:  840434 , date:  "2015-07-01 19:55:49" },
  { height:  542247 , difficulty:  842941 , date:  "2015-07-01 19:57:02" },
  { height:  542248 , difficulty:  843532 , date:  "2015-07-01 19:57:13" },
  { height:  542249 , difficulty:  844676 , date:  "2015-07-01 19:58:08" },
  { height:  542250 , difficulty:  844125 , date:  "2015-07-01 19:58:24" },
  { height:  542251 , difficulty:  843449 , date:  "2015-07-01 19:59:31" },
  { height:  542252 , difficulty:  842155 , date:  "2015-07-01 20:00:00" },
  { height:  542253 , difficulty:  841885 , date:  "2015-07-01 20:01:03" },
  { height:  542254 , difficulty:  842439 , date:  "2015-07-01 20:03:41" },
  { height:  542255 , difficulty:  843279 , date:  "2015-07-01 20:04:39" },
  { height:  542256 , difficulty:  843978 , date:  "2015-07-01 20:04:41" },
  { height:  542257 , difficulty:  843017 , date:  "2015-07-01 20:07:20" },
  { height:  542258 , difficulty:  843046 , date:  "2015-07-01 20:07:28" },
  { height:  542259 , difficulty:  845286 , date:  "2015-07-01 20:08:34" },
  { height:  542260 , difficulty:  846541 , date:  "2015-07-01 20:09:02" },
  { height:  542261 , difficulty:  846338 , date:  "2015-07-01 20:09:06" },
  { height:  542262 , difficulty:  840875 , date:  "2015-07-01 20:10:50" },
  { height:  542263 , difficulty:  842239 , date:  "2015-07-01 20:11:12" },
  { height:  542264 , difficulty:  842509 , date:  "2015-07-01 20:11:21" },
  { height:  542265 , difficulty:  841968 , date:  "2015-07-01 20:12:35" },
  { height:  542266 , difficulty:  839592 , date:  "2015-07-01 20:12:54" },
  { height:  542267 , difficulty:  839516 , date:  "2015-07-01 20:13:02" },
  { height:  542268 , difficulty:  839480 , date:  "2015-07-01 20:13:39" },
  { height:  542269 , difficulty:  837579 , date:  "2015-07-01 20:13:49" },
  { height:  542270 , difficulty:  838187 , date:  "2015-07-01 20:14:35" },
  { height:  542271 , difficulty:  834645 , date:  "2015-07-01 20:15:09" },
  { height:  542272 , difficulty:  834629 , date:  "2015-07-01 20:15:15" },
  { height:  542273 , difficulty:  834199 , date:  "2015-07-01 20:15:44" },
  { height:  542274 , difficulty:  834461 , date:  "2015-07-01 20:18:20" },
  { height:  542275 , difficulty:  834091 , date:  "2015-07-01 20:18:38" },
  { height:  542276 , difficulty:  836599 , date:  "2015-07-01 20:20:58" },
  { height:  542277 , difficulty:  840727 , date:  "2015-07-01 20:21:32" },
  { height:  542278 , difficulty:  839458 , date:  "2015-07-01 20:24:06" },
  { height:  542279 , difficulty:  843321 , date:  "2015-07-01 20:24:15" },
  { height:  542280 , difficulty:  839386 , date:  "2015-07-01 20:27:30" },
  { height:  542281 , difficulty:  839669 , date:  "2015-07-01 20:27:32" },
  { height:  542282 , difficulty:  839313 , date:  "2015-07-01 20:34:53" },
  { height:  542283 , difficulty:  841375 , date:  "2015-07-01 20:36:15" },
  { height:  542284 , difficulty:  844136 , date:  "2015-07-01 20:37:08" },
  { height:  542285 , difficulty:  847438 , date:  "2015-07-01 20:39:22" },
  { height:  542286 , difficulty:  847954 , date:  "2015-07-01 20:40:01" },
  { height:  542287 , difficulty:  847265 , date:  "2015-07-01 20:40:55" },
  { height:  542288 , difficulty:  845136 , date:  "2015-07-01 20:42:35" },
  { height:  542289 , difficulty:  846513 , date:  "2015-07-01 20:43:11" },
  { height:  542290 , difficulty:  844856 , date:  "2015-07-01 20:45:43" },
  { height:  542291 , difficulty:  845296 , date:  "2015-07-01 20:45:46" },
  { height:  542292 , difficulty:  846665 , date:  "2015-07-01 20:50:01" },
  { height:  542293 , difficulty:  844302 , date:  "2015-07-01 20:50:36" },
  { height:  542294 , difficulty:  844013 , date:  "2015-07-01 20:52:22" },
  { height:  542295 , difficulty:  840296 , date:  "2015-07-01 20:52:53" },
  { height:  542296 , difficulty:  843743 , date:  "2015-07-01 20:53:41" },
  { height:  542297 , difficulty:  843340 , date:  "2015-07-01 20:53:47" },
  { height:  542298 , difficulty:  844122 , date:  "2015-07-01 20:54:20" },
  { height:  542299 , difficulty:  843342 , date:  "2015-07-01 20:58:17" },
  { height:  542300 , difficulty:  841285 , date:  "2015-07-01 20:58:25" },
  { height:  542301 , difficulty:  842402 , date:  "2015-07-01 20:58:39" },
  { height:  542302 , difficulty:  842480 , date:  "2015-07-01 20:58:59" },
  { height:  542303 , difficulty:  839338 , date:  "2015-07-01 21:00:24" },
  { height:  542304 , difficulty:  842864 , date:  "2015-07-01 21:00:37" },
  { height:  542305 , difficulty:  841877 , date:  "2015-07-01 21:03:18" },
  { height:  542306 , difficulty:  841127 , date:  "2015-07-01 21:03:51" },
  { height:  542307 , difficulty:  840947 , date:  "2015-07-01 21:04:19" },
  { height:  542308 , difficulty:  839755 , date:  "2015-07-01 21:05:25" },
  { height:  542309 , difficulty:  841581 , date:  "2015-07-01 21:06:38" },
  { height:  542310 , difficulty:  841005 , date:  "2015-07-01 21:06:44" },
  { height:  542311 , difficulty:  840339 , date:  "2015-07-01 21:06:47" },
  { height:  542312 , difficulty:  833771 , date:  "2015-07-01 21:07:44" },
  { height:  542313 , difficulty:  833828 , date:  "2015-07-01 21:08:23" },
  { height:  542314 , difficulty:  837608 , date:  "2015-07-01 21:09:33" },
  { height:  542315 , difficulty:  838985 , date:  "2015-07-01 21:11:11" },
  { height:  542316 , difficulty:  837250 , date:  "2015-07-01 21:13:18" },
  { height:  542317 , difficulty:  838507 , date:  "2015-07-01 21:15:05" },
  { height:  542318 , difficulty:  835214 , date:  "2015-07-01 21:16:01" },
  { height:  542319 , difficulty:  836580 , date:  "2015-07-01 21:16:10" },
  { height:  542320 , difficulty:  837019 , date:  "2015-07-01 21:17:32" },
  { height:  542321 , difficulty:  836247 , date:  "2015-07-01 21:17:35" },
  { height:  542322 , difficulty:  841739 , date:  "2015-07-01 21:17:42" },
  { height:  542323 , difficulty:  840369 , date:  "2015-07-01 21:17:52" },
  { height:  542324 , difficulty:  840239 , date:  "2015-07-01 21:18:03" },
  { height:  542325 , difficulty:  839105 , date:  "2015-07-01 21:18:08" },
  { height:  542326 , difficulty:  839966 , date:  "2015-07-01 21:21:22" },
  { height:  542327 , difficulty:  841673 , date:  "2015-07-01 21:25:03" },
  { height:  542328 , difficulty:  843173 , date:  "2015-07-01 21:25:28" },
  { height:  542329 , difficulty:  842851 , date:  "2015-07-01 21:28:01" },
  { height:  542330 , difficulty:  843048 , date:  "2015-07-01 21:28:06" },
  { height:  542331 , difficulty:  841829 , date:  "2015-07-01 21:28:13" },
  { height:  542332 , difficulty:  842575 , date:  "2015-07-01 21:30:23" },
  { height:  542333 , difficulty:  845315 , date:  "2015-07-01 21:30:37" },
  { height:  542334 , difficulty:  851578 , date:  "2015-07-01 21:31:49" },
  { height:  542335 , difficulty:  850218 , date:  "2015-07-01 21:33:09" },
  { height:  542336 , difficulty:  855633 , date:  "2015-07-01 21:39:33" },
  { height:  542337 , difficulty:  859468 , date:  "2015-07-01 21:39:58" },
  { height:  542338 , difficulty:  857973 , date:  "2015-07-01 21:41:45" },
  { height:  542339 , difficulty:  857586 , date:  "2015-07-01 21:43:46" },
  { height:  542340 , difficulty:  858449 , date:  "2015-07-01 21:44:23" },
  { height:  542341 , difficulty:  861574 , date:  "2015-07-01 21:44:34" },
  { height:  542342 , difficulty:  861242 , date:  "2015-07-01 21:45:30" },
  { height:  542343 , difficulty:  868825 , date:  "2015-07-01 21:45:33" },
  { height:  542344 , difficulty:  877516 , date:  "2015-07-01 21:45:47" },
  { height:  542345 , difficulty:  881206 , date:  "2015-07-01 21:49:57" },
  { height:  542346 , difficulty:  880185 , date:  "2015-07-01 21:50:33" },
  { height:  542347 , difficulty:  879626 , date:  "2015-07-01 21:51:08" },
  { height:  542348 , difficulty:  881930 , date:  "2015-07-01 21:54:11" },
  { height:  542349 , difficulty:  881936 , date:  "2015-07-01 21:56:01" },
  { height:  542350 , difficulty:  878482 , date:  "2015-07-01 21:56:18" },
  { height:  542351 , difficulty:  878741 , date:  "2015-07-01 21:57:11" },
  { height:  542352 , difficulty:  877643 , date:  "2015-07-01 21:58:37" },
  { height:  542353 , difficulty:  878216 , date:  "2015-07-01 22:00:08" },
  { height:  542354 , difficulty:  878348 , date:  "2015-07-01 22:00:23" },
  { height:  542355 , difficulty:  881769 , date:  "2015-07-01 22:01:12" },
  { height:  542356 , difficulty:  876965 , date:  "2015-07-01 22:01:34" },
  { height:  542357 , difficulty:  878640 , date:  "2015-07-01 22:03:32" },
  { height:  542358 , difficulty:  868227 , date:  "2015-07-01 22:05:10" },
  { height:  542359 , difficulty:  866757 , date:  "2015-07-01 22:08:01" },
  { height:  542360 , difficulty:  869988 , date:  "2015-07-01 22:10:16" },
  { height:  542361 , difficulty:  867227 , date:  "2015-07-01 22:12:13" },
  { height:  542362 , difficulty:  866629 , date:  "2015-07-01 22:14:30" },
  { height:  542363 , difficulty:  873130 , date:  "2015-07-01 22:14:35" },
  { height:  542364 , difficulty:  873432 , date:  "2015-07-01 22:15:45" },
  { height:  542365 , difficulty:  872795 , date:  "2015-07-01 22:16:11" },
  { height:  542366 , difficulty:  869022 , date:  "2015-07-01 22:20:36" },
  { height:  542367 , difficulty:  868961 , date:  "2015-07-01 22:20:59" },
  { height:  542368 , difficulty:  865404 , date:  "2015-07-01 22:22:29" },
  { height:  542369 , difficulty:  866497 , date:  "2015-07-01 22:23:55" },
  { height:  542370 , difficulty:  863899 , date:  "2015-07-01 22:24:25" },
  { height:  542371 , difficulty:  863317 , date:  "2015-07-01 22:27:15" },
  { height:  542372 , difficulty:  867958 , date:  "2015-07-01 22:29:23" },
  { height:  542373 , difficulty:  868811 , date:  "2015-07-01 22:29:32" },
  { height:  542374 , difficulty:  868389 , date:  "2015-07-01 22:33:18" },
  { height:  542375 , difficulty:  863224 , date:  "2015-07-01 22:33:22" },
  { height:  542376 , difficulty:  863048 , date:  "2015-07-01 22:33:41" },
  { height:  542377 , difficulty:  864766 , date:  "2015-07-01 22:33:46" },
  { height:  542378 , difficulty:  866691 , date:  "2015-07-01 22:34:24" },
  { height:  542379 , difficulty:  867465 , date:  "2015-07-01 22:34:28" },
  { height:  542380 , difficulty:  867526 , date:  "2015-07-01 22:36:13" },
  { height:  542381 , difficulty:  865140 , date:  "2015-07-01 22:36:57" },
  { height:  542382 , difficulty:  868278 , date:  "2015-07-01 22:37:17" },
  { height:  542383 , difficulty:  867606 , date:  "2015-07-01 22:37:21" },
  { height:  542384 , difficulty:  866035 , date:  "2015-07-01 22:37:25" },
  { height:  542385 , difficulty:  865050 , date:  "2015-07-01 22:37:46" },
  { height:  542386 , difficulty:  865257 , date:  "2015-07-01 22:37:55" },
  { height:  542387 , difficulty:  867304 , date:  "2015-07-01 22:38:44" },
  { height:  542388 , difficulty:  866660 , date:  "2015-07-01 22:39:07" },
  { height:  542389 , difficulty:  869877 , date:  "2015-07-01 22:39:52" },
  { height:  542390 , difficulty:  868211 , date:  "2015-07-01 22:41:30" },
  { height:  542391 , difficulty:  866456 , date:  "2015-07-01 22:41:52" },
  { height:  542392 , difficulty:  863858 , date:  "2015-07-01 22:42:13" },
  { height:  542393 , difficulty:  861752 , date:  "2015-07-01 22:42:36" },
  { height:  542394 , difficulty:  860781 , date:  "2015-07-01 22:43:39" },
  { height:  542395 , difficulty:  861148 , date:  "2015-07-01 22:44:59" },
  { height:  542396 , difficulty:  860210 , date:  "2015-07-01 22:45:01" },
  { height:  542397 , difficulty:  860156 , date:  "2015-07-01 22:45:21" },
  { height:  542398 , difficulty:  861849 , date:  "2015-07-01 22:45:58" },
  { height:  542399 , difficulty:  862182 , date:  "2015-07-01 22:46:10" },
  { height:  542400 , difficulty:  863184 , date:  "2015-07-01 22:50:18" },
  { height:  542401 , difficulty:  867604 , date:  "2015-07-01 22:53:24" },
  { height:  542402 , difficulty:  862828 , date:  "2015-07-01 22:54:08" },
  { height:  542403 , difficulty:  858352 , date:  "2015-07-01 23:00:07" },
  { height:  542404 , difficulty:  859352 , date:  "2015-07-01 23:04:37" },
  { height:  542405 , difficulty:  855674 , date:  "2015-07-01 23:05:08" },
  { height:  542406 , difficulty:  856112 , date:  "2015-07-01 23:05:51" },
  { height:  542407 , difficulty:  856104 , date:  "2015-07-01 23:06:16" },
  { height:  542408 , difficulty:  853395 , date:  "2015-07-01 23:07:50" },
  { height:  542409 , difficulty:  853515 , date:  "2015-07-01 23:09:00" },
  { height:  542410 , difficulty:  852494 , date:  "2015-07-01 23:10:00" },
  { height:  542411 , difficulty:  850649 , date:  "2015-07-01 23:10:10" },
  { height:  542412 , difficulty:  843848 , date:  "2015-07-01 23:13:35" },
  { height:  542413 , difficulty:  844699 , date:  "2015-07-01 23:13:38" },
  { height:  542414 , difficulty:  844258 , date:  "2015-07-01 23:14:53" },
  { height:  542415 , difficulty:  841667 , date:  "2015-07-01 23:15:01" },
  { height:  542416 , difficulty:  841560 , date:  "2015-07-01 23:16:23" },
  { height:  542417 , difficulty:  842384 , date:  "2015-07-01 23:16:35" },
  { height:  542418 , difficulty:  841836 , date:  "2015-07-01 23:16:58" },
  { height:  542419 , difficulty:  844692 , date:  "2015-07-01 23:17:28" },
  { height:  542420 , difficulty:  846378 , date:  "2015-07-01 23:17:44" },
  { height:  542421 , difficulty:  843987 , date:  "2015-07-01 23:18:16" },
  { height:  542422 , difficulty:  843396 , date:  "2015-07-01 23:19:09" },
  { height:  542423 , difficulty:  842992 , date:  "2015-07-01 23:19:32" },
  { height:  542424 , difficulty:  838930 , date:  "2015-07-01 23:19:45" },
  { height:  542425 , difficulty:  836696 , date:  "2015-07-01 23:20:14" },
  { height:  542426 , difficulty:  836534 , date:  "2015-07-01 23:20:37" },
  { height:  542427 , difficulty:  836160 , date:  "2015-07-01 23:22:03" },
  { height:  542428 , difficulty:  836137 , date:  "2015-07-01 23:22:08" },
  { height:  542429 , difficulty:  834240 , date:  "2015-07-01 23:25:22" },
  { height:  542430 , difficulty:  835452 , date:  "2015-07-01 23:25:26" },
  { height:  542431 , difficulty:  834636 , date:  "2015-07-01 23:27:01" },
  { height:  542432 , difficulty:  834993 , date:  "2015-07-01 23:27:23" },
  { height:  542433 , difficulty:  836467 , date:  "2015-07-01 23:27:41" },
  { height:  542434 , difficulty:  835443 , date:  "2015-07-01 23:27:58" },
  { height:  542435 , difficulty:  832253 , date:  "2015-07-01 23:29:29" },
  { height:  542436 , difficulty:  829852 , date:  "2015-07-01 23:35:01" },
  { height:  542437 , difficulty:  829508 , date:  "2015-07-01 23:35:07" },
  { height:  542438 , difficulty:  828545 , date:  "2015-07-01 23:35:25" },
  { height:  542439 , difficulty:  828674 , date:  "2015-07-01 23:36:58" },
  { height:  542440 , difficulty:  827645 , date:  "2015-07-01 23:37:00" },
  { height:  542441 , difficulty:  828821 , date:  "2015-07-01 23:37:45" },
  { height:  542442 , difficulty:  823085 , date:  "2015-07-01 23:37:51" },
  { height:  542443 , difficulty:  822933 , date:  "2015-07-01 23:38:24" },
  { height:  542444 , difficulty:  822420 , date:  "2015-07-01 23:39:56" },
  { height:  542445 , difficulty:  822337 , date:  "2015-07-01 23:40:53" },
  { height:  542446 , difficulty:  822316 , date:  "2015-07-01 23:41:01" },
  { height:  542447 , difficulty:  818770 , date:  "2015-07-01 23:41:15" },
  { height:  542448 , difficulty:  818498 , date:  "2015-07-01 23:44:59" },
  { height:  542449 , difficulty:  821210 , date:  "2015-07-01 23:45:00" },
  { height:  542450 , difficulty:  816432 , date:  "2015-07-01 23:48:44" },
  { height:  542451 , difficulty:  816597 , date:  "2015-07-01 23:49:28" },
  { height:  542452 , difficulty:  817775 , date:  "2015-07-01 23:49:57" },
  { height:  542453 , difficulty:  818184 , date:  "2015-07-01 23:51:14" },
  { height:  542454 , difficulty:  819530 , date:  "2015-07-01 23:51:17" },
  { height:  542455 , difficulty:  819613 , date:  "2015-07-01 23:53:42" },
  { height:  542456 , difficulty:  817922 , date:  "2015-07-01 23:53:48" },
  { height:  542457 , difficulty:  820735 , date:  "2015-07-01 23:57:48" },
  { height:  542458 , difficulty:  820712 , date:  "2015-07-01 23:58:20" },
  { height:  542459 , difficulty:  822047 , date:  "2015-07-02 00:00:24" },
  { height:  542460 , difficulty:  823515 , date:  "2015-07-02 00:02:21" },
  { height:  542461 , difficulty:  824376 , date:  "2015-07-02 00:03:47" },
  { height:  542462 , difficulty:  825034 , date:  "2015-07-02 00:04:04" },
  { height:  542463 , difficulty:  824325 , date:  "2015-07-02 00:04:55" },
  { height:  542464 , difficulty:  824311 , date:  "2015-07-02 00:06:59" },
  { height:  542465 , difficulty:  824465 , date:  "2015-07-02 00:08:37" },
  { height:  542466 , difficulty:  823494 , date:  "2015-07-02 00:09:07" },
  { height:  542467 , difficulty:  823596 , date:  "2015-07-02 00:11:48" },
  { height:  542468 , difficulty:  823691 , date:  "2015-07-02 00:12:47" },
  { height:  542469 , difficulty:  824295 , date:  "2015-07-02 00:14:24" },
  { height:  542470 , difficulty:  824043 , date:  "2015-07-02 00:15:00" },
  { height:  542471 , difficulty:  823098 , date:  "2015-07-02 00:17:56" },
  { height:  542472 , difficulty:  823204 , date:  "2015-07-02 00:18:06" },
  { height:  542473 , difficulty:  822908 , date:  "2015-07-02 00:18:15" },
  { height:  542474 , difficulty:  827852 , date:  "2015-07-02 00:19:35" },
  { height:  542475 , difficulty:  828621 , date:  "2015-07-02 00:20:19" },
  { height:  542476 , difficulty:  826814 , date:  "2015-07-02 00:20:26" },
  { height:  542477 , difficulty:  822901 , date:  "2015-07-02 00:21:14" },
  { height:  542478 , difficulty:  822234 , date:  "2015-07-02 00:23:15" },
  { height:  542479 , difficulty:  816470 , date:  "2015-07-02 00:25:00" },
  { height:  542480 , difficulty:  811008 , date:  "2015-07-02 00:26:35" },
  { height:  542481 , difficulty:  811454 , date:  "2015-07-02 00:28:49" },
  { height:  542482 , difficulty:  811853 , date:  "2015-07-02 00:29:34" },
  { height:  542483 , difficulty:  811546 , date:  "2015-07-02 00:31:44" },
  { height:  542484 , difficulty:  809764 , date:  "2015-07-02 00:31:50" },
  { height:  542485 , difficulty:  808507 , date:  "2015-07-02 00:32:49" },
  { height:  542486 , difficulty:  807982 , date:  "2015-07-02 00:32:54" },
  { height:  542487 , difficulty:  809198 , date:  "2015-07-02 00:33:37" },
  { height:  542488 , difficulty:  804949 , date:  "2015-07-02 00:35:54" },
  { height:  542489 , difficulty:  805552 , date:  "2015-07-02 00:36:08" },
  { height:  542490 , difficulty:  804531 , date:  "2015-07-02 00:36:22" },
  { height:  542491 , difficulty:  806584 , date:  "2015-07-02 00:39:47" },
  { height:  542492 , difficulty:  804917 , date:  "2015-07-02 00:40:19" },
  { height:  542493 , difficulty:  806717 , date:  "2015-07-02 00:40:50" },
  { height:  542494 , difficulty:  806891 , date:  "2015-07-02 00:42:10" },
  { height:  542495 , difficulty:  806365 , date:  "2015-07-02 00:42:24" },
  { height:  542496 , difficulty:  806616 , date:  "2015-07-02 00:43:13" },
  { height:  542497 , difficulty:  806761 , date:  "2015-07-02 00:43:35" },
  { height:  542498 , difficulty:  807547 , date:  "2015-07-02 00:46:40" },
  { height:  542499 , difficulty:  807196 , date:  "2015-07-02 00:46:43" },
  { height:  542500 , difficulty:  807283 , date:  "2015-07-02 00:50:20" },
  { height:  542501 , difficulty:  807088 , date:  "2015-07-02 00:51:11" },
  { height:  542502 , difficulty:  807749 , date:  "2015-07-02 00:51:15" },
  { height:  542503 , difficulty:  806049 , date:  "2015-07-02 00:51:23" },
  { height:  542504 , difficulty:  806664 , date:  "2015-07-02 00:51:50" },
  { height:  542505 , difficulty:  803372 , date:  "2015-07-02 00:51:52" },
  { height:  542506 , difficulty:  804616 , date:  "2015-07-02 00:53:24" },
  { height:  542507 , difficulty:  802692 , date:  "2015-07-02 00:54:13" },
  { height:  542508 , difficulty:  802488 , date:  "2015-07-02 00:54:15" },
  { height:  542509 , difficulty:  803605 , date:  "2015-07-02 00:55:08" },
  { height:  542510 , difficulty:  803362 , date:  "2015-07-02 00:55:39" },
  { height:  542511 , difficulty:  802353 , date:  "2015-07-02 00:56:09" },
  { height:  542512 , difficulty:  795495 , date:  "2015-07-02 00:56:40" },
  { height:  542513 , difficulty:  798195 , date:  "2015-07-02 00:57:21" },
  { height:  542514 , difficulty:  797951 , date:  "2015-07-02 00:59:25" },
  { height:  542515 , difficulty:  796098 , date:  "2015-07-02 01:00:03" },
  { height:  542516 , difficulty:  796290 , date:  "2015-07-02 01:00:33" },
  { height:  542517 , difficulty:  796046 , date:  "2015-07-02 01:00:54" },
  { height:  542518 , difficulty:  797170 , date:  "2015-07-02 01:01:38" },
  { height:  542519 , difficulty:  798190 , date:  "2015-07-02 01:05:25" },
  { height:  542520 , difficulty:  796720 , date:  "2015-07-02 01:07:29" },
  { height:  542521 , difficulty:  795820 , date:  "2015-07-02 01:07:32" },
  { height:  542522 , difficulty:  796461 , date:  "2015-07-02 01:07:45" },
  { height:  542523 , difficulty:  796700 , date:  "2015-07-02 01:08:17" },
  { height:  542524 , difficulty:  792844 , date:  "2015-07-02 01:08:33" },
  { height:  542525 , difficulty:  793685 , date:  "2015-07-02 01:08:45" },
  { height:  542526 , difficulty:  789854 , date:  "2015-07-02 01:08:48" },
  { height:  542527 , difficulty:  789015 , date:  "2015-07-02 01:10:52" },
  { height:  542528 , difficulty:  788629 , date:  "2015-07-02 01:11:47" },
  { height:  542529 , difficulty:  788832 , date:  "2015-07-02 01:11:52" },
  { height:  542530 , difficulty:  789785 , date:  "2015-07-02 01:15:52" },
  { height:  542531 , difficulty:  786936 , date:  "2015-07-02 01:16:32" },
  { height:  542532 , difficulty:  787026 , date:  "2015-07-02 01:17:17" },
  { height:  542533 , difficulty:  782913 , date:  "2015-07-02 01:17:20" },
  { height:  542534 , difficulty:  782388 , date:  "2015-07-02 01:18:29" },
  { height:  542535 , difficulty:  783011 , date:  "2015-07-02 01:19:05" },
  { height:  542536 , difficulty:  780905 , date:  "2015-07-02 01:19:10" },
  { height:  542537 , difficulty:  782317 , date:  "2015-07-02 01:19:36" },
  { height:  542538 , difficulty:  782041 , date:  "2015-07-02 01:19:55" },
  { height:  542539 , difficulty:  782368 , date:  "2015-07-02 01:21:32" },
  { height:  542540 , difficulty:  779987 , date:  "2015-07-02 01:22:25" },
  { height:  542541 , difficulty:  778097 , date:  "2015-07-02 01:24:40" },
  { height:  542542 , difficulty:  778916 , date:  "2015-07-02 01:25:46" },
  { height:  542543 , difficulty:  776593 , date:  "2015-07-02 01:25:49" },
  { height:  542544 , difficulty:  778283 , date:  "2015-07-02 01:26:19" },
  { height:  542545 , difficulty:  779762 , date:  "2015-07-02 01:30:48" },
  { height:  542546 , difficulty:  779504 , date:  "2015-07-02 01:30:54" },
  { height:  542547 , difficulty:  776127 , date:  "2015-07-02 01:33:06" },
  { height:  542548 , difficulty:  778923 , date:  "2015-07-02 01:33:25" },
  { height:  542549 , difficulty:  778957 , date:  "2015-07-02 01:33:35" },
  { height:  542550 , difficulty:  777594 , date:  "2015-07-02 01:33:51" },
  { height:  542551 , difficulty:  777108 , date:  "2015-07-02 01:35:46" },
  { height:  542552 , difficulty:  777734 , date:  "2015-07-02 01:36:10" },
  { height:  542553 , difficulty:  777321 , date:  "2015-07-02 01:36:12" },
  { height:  542554 , difficulty:  775362 , date:  "2015-07-02 01:38:18" },
  { height:  542555 , difficulty:  774173 , date:  "2015-07-02 01:39:14" },
  { height:  542556 , difficulty:  772802 , date:  "2015-07-02 01:39:28" },
  { height:  542557 , difficulty:  770481 , date:  "2015-07-02 01:39:37" },
  { height:  542558 , difficulty:  772580 , date:  "2015-07-02 01:40:01" },
  { height:  542559 , difficulty:  776012 , date:  "2015-07-02 01:40:25" },
  { height:  542560 , difficulty:  776511 , date:  "2015-07-02 01:41:48" },
  { height:  542561 , difficulty:  775662 , date:  "2015-07-02 01:42:09" },
  { height:  542562 , difficulty:  778578 , date:  "2015-07-02 01:44:25" },
  { height:  542563 , difficulty:  777806 , date:  "2015-07-02 01:44:32" },
  { height:  542564 , difficulty:  775140 , date:  "2015-07-02 01:44:39" },
  { height:  542565 , difficulty:  775305 , date:  "2015-07-02 01:46:48" },
  { height:  542566 , difficulty:  775034 , date:  "2015-07-02 01:49:36" },
  { height:  542567 , difficulty:  772193 , date:  "2015-07-02 01:50:14" },
  { height:  542568 , difficulty:  772666 , date:  "2015-07-02 01:50:44" },
  { height:  542569 , difficulty:  772164 , date:  "2015-07-02 01:55:12" },
  { height:  542570 , difficulty:  771190 , date:  "2015-07-02 01:55:13" },
  { height:  542571 , difficulty:  771760 , date:  "2015-07-02 01:55:19" },
  { height:  542572 , difficulty:  771646 , date:  "2015-07-02 01:57:01" },
  { height:  542573 , difficulty:  771807 , date:  "2015-07-02 01:57:07" },
  { height:  542574 , difficulty:  771286 , date:  "2015-07-02 01:57:51" },
  { height:  542575 , difficulty:  771273 , date:  "2015-07-02 01:58:46" },
  { height:  542576 , difficulty:  767373 , date:  "2015-07-02 02:01:30" },
  { height:  542577 , difficulty:  768250 , date:  "2015-07-02 02:02:00" },
  { height:  542578 , difficulty:  769481 , date:  "2015-07-02 02:02:16" },
  { height:  542579 , difficulty:  772767 , date:  "2015-07-02 02:02:19" },
  { height:  542580 , difficulty:  772635 , date:  "2015-07-02 02:02:44" },
  { height:  542581 , difficulty:  773913 , date:  "2015-07-02 02:03:49" },
  { height:  542582 , difficulty:  772383 , date:  "2015-07-02 02:04:12" },
  { height:  542583 , difficulty:  771670 , date:  "2015-07-02 02:04:24" },
  { height:  542584 , difficulty:  774880 , date:  "2015-07-02 02:04:46" },
  { height:  542585 , difficulty:  773905 , date:  "2015-07-02 02:05:00" },
  { height:  542586 , difficulty:  774743 , date:  "2015-07-02 02:06:04" },
  { height:  542587 , difficulty:  774808 , date:  "2015-07-02 02:06:15" },
  { height:  542588 , difficulty:  774366 , date:  "2015-07-02 02:07:45" },
  { height:  542589 , difficulty:  774286 , date:  "2015-07-02 02:07:50" },
  { height:  542590 , difficulty:  773828 , date:  "2015-07-02 02:11:16" },
  { height:  542591 , difficulty:  773896 , date:  "2015-07-02 02:11:56" },
  { height:  542592 , difficulty:  773316 , date:  "2015-07-02 02:13:40" },
  { height:  542593 , difficulty:  773400 , date:  "2015-07-02 02:15:46" },
  { height:  542594 , difficulty:  775043 , date:  "2015-07-02 02:17:43" },
  { height:  542595 , difficulty:  771732 , date:  "2015-07-02 02:18:08" },
  { height:  542596 , difficulty:  770547 , date:  "2015-07-02 02:18:30" },
  { height:  542597 , difficulty:  771778 , date:  "2015-07-02 02:21:10" },
  { height:  542598 , difficulty:  771564 , date:  "2015-07-02 02:21:13" },
  { height:  542599 , difficulty:  773450 , date:  "2015-07-02 02:22:31" },
  { height:  542600 , difficulty:  773146 , date:  "2015-07-02 02:22:36" },
  { height:  542601 , difficulty:  773881 , date:  "2015-07-02 02:24:05" },
  { height:  542602 , difficulty:  776272 , date:  "2015-07-02 02:24:49" },
  { height:  542603 , difficulty:  774986 , date:  "2015-07-02 02:25:40" },
  { height:  542604 , difficulty:  775081 , date:  "2015-07-02 02:25:43" },
  { height:  542605 , difficulty:  775140 , date:  "2015-07-02 02:25:50" },
  { height:  542606 , difficulty:  770464 , date:  "2015-07-02 02:26:17" },
  { height:  542607 , difficulty:  769674 , date:  "2015-07-02 02:26:54" },
  { height:  542608 , difficulty:  769639 , date:  "2015-07-02 02:28:30" },
  { height:  542609 , difficulty:  769481 , date:  "2015-07-02 02:28:36" },
  { height:  542610 , difficulty:  770702 , date:  "2015-07-02 02:32:08" },
  { height:  542611 , difficulty:  770989 , date:  "2015-07-02 02:33:19" },
  { height:  542612 , difficulty:  770824 , date:  "2015-07-02 02:33:35" },
  { height:  542613 , difficulty:  770352 , date:  "2015-07-02 02:33:40" },
  { height:  542614 , difficulty:  770053 , date:  "2015-07-02 02:35:40" },
  { height:  542615 , difficulty:  769717 , date:  "2015-07-02 02:35:44" },
  { height:  542616 , difficulty:  769433 , date:  "2015-07-02 02:39:46" },
  { height:  542617 , difficulty:  767278 , date:  "2015-07-02 02:39:50" },
  { height:  542618 , difficulty:  766568 , date:  "2015-07-02 02:42:47" },
  { height:  542619 , difficulty:  767036 , date:  "2015-07-02 02:42:49" },
  { height:  542620 , difficulty:  768346 , date:  "2015-07-02 02:43:28" },
  { height:  542621 , difficulty:  763374 , date:  "2015-07-02 02:44:01" },
  { height:  542622 , difficulty:  766257 , date:  "2015-07-02 02:47:02" },
  { height:  542623 , difficulty:  763616 , date:  "2015-07-02 02:47:26" },
  { height:  542624 , difficulty:  763648 , date:  "2015-07-02 02:49:44" },
  { height:  542625 , difficulty:  764082 , date:  "2015-07-02 02:50:53" },
  { height:  542626 , difficulty:  764798 , date:  "2015-07-02 02:51:02" },
  { height:  542627 , difficulty:  762509 , date:  "2015-07-02 02:51:42" },
  { height:  542628 , difficulty:  766368 , date:  "2015-07-02 02:52:03" },
  { height:  542629 , difficulty:  766466 , date:  "2015-07-02 02:52:05" },
  { height:  542630 , difficulty:  766174 , date:  "2015-07-02 02:52:12" },
  { height:  542631 , difficulty:  766438 , date:  "2015-07-02 02:53:41" },
  { height:  542632 , difficulty:  767572 , date:  "2015-07-02 02:53:46" },
  { height:  542633 , difficulty:  769622 , date:  "2015-07-02 02:54:23" },
  { height:  542634 , difficulty:  770318 , date:  "2015-07-02 02:54:47" },
  { height:  542635 , difficulty:  772265 , date:  "2015-07-02 02:55:22" },
  { height:  542636 , difficulty:  772013 , date:  "2015-07-02 02:56:44" },
  { height:  542637 , difficulty:  775836 , date:  "2015-07-02 02:59:45" },
  { height:  542638 , difficulty:  774831 , date:  "2015-07-02 03:00:19" },
  { height:  542639 , difficulty:  775608 , date:  "2015-07-02 03:00:34" },
  { height:  542640 , difficulty:  775487 , date:  "2015-07-02 03:00:39" },
  { height:  542641 , difficulty:  775346 , date:  "2015-07-02 03:01:07" },
  { height:  542642 , difficulty:  773182 , date:  "2015-07-02 03:01:18" },
  { height:  542643 , difficulty:  777069 , date:  "2015-07-02 03:01:52" },
  { height:  542644 , difficulty:  777465 , date:  "2015-07-02 03:01:56" },
  { height:  542645 , difficulty:  776081 , date:  "2015-07-02 03:04:33" },
  { height:  542646 , difficulty:  775974 , date:  "2015-07-02 03:05:35" },
  { height:  542647 , difficulty:  777116 , date:  "2015-07-02 03:07:16" },
  { height:  542648 , difficulty:  776942 , date:  "2015-07-02 03:07:43" },
  { height:  542649 , difficulty:  777248 , date:  "2015-07-02 03:07:59" },
  { height:  542650 , difficulty:  776297 , date:  "2015-07-02 03:08:18" },
  { height:  542651 , difficulty:  778165 , date:  "2015-07-02 03:08:52" },
  { height:  542652 , difficulty:  774866 , date:  "2015-07-02 03:09:44" },
  { height:  542653 , difficulty:  774509 , date:  "2015-07-02 03:09:49" },
  { height:  542654 , difficulty:  774454 , date:  "2015-07-02 03:10:31" },
  { height:  542655 , difficulty:  774427 , date:  "2015-07-02 03:11:13" },
  { height:  542656 , difficulty:  777213 , date:  "2015-07-02 03:12:12" },
  { height:  542657 , difficulty:  776467 , date:  "2015-07-02 03:12:15" },
  { height:  542658 , difficulty:  775949 , date:  "2015-07-02 03:12:42" },
  { height:  542659 , difficulty:  778271 , date:  "2015-07-02 03:14:11" },
  { height:  542660 , difficulty:  778702 , date:  "2015-07-02 03:14:36" },
  { height:  542661 , difficulty:  778428 , date:  "2015-07-02 03:14:53" },
  { height:  542662 , difficulty:  778279 , date:  "2015-07-02 03:14:56" },
  { height:  542663 , difficulty:  778010 , date:  "2015-07-02 03:15:35" },
  { height:  542664 , difficulty:  776414 , date:  "2015-07-02 03:17:02" },
  { height:  542665 , difficulty:  779317 , date:  "2015-07-02 03:17:13" },
  { height:  542666 , difficulty:  775137 , date:  "2015-07-02 03:18:00" },
  { height:  542667 , difficulty:  774631 , date:  "2015-07-02 03:18:41" },
  { height:  542668 , difficulty:  772515 , date:  "2015-07-02 03:19:20" },
  { height:  542669 , difficulty:  771181 , date:  "2015-07-02 03:19:37" },
  { height:  542670 , difficulty:  769238 , date:  "2015-07-02 03:20:31" },
  { height:  542671 , difficulty:  768712 , date:  "2015-07-02 03:20:36" },
  { height:  542672 , difficulty:  768186 , date:  "2015-07-02 03:21:13" },
  { height:  542673 , difficulty:  765161 , date:  "2015-07-02 03:23:01" },
  { height:  542674 , difficulty:  765553 , date:  "2015-07-02 03:23:13" },
  { height:  542675 , difficulty:  766832 , date:  "2015-07-02 03:24:42" },
  { height:  542676 , difficulty:  766645 , date:  "2015-07-02 03:24:48" },
  { height:  542677 , difficulty:  765193 , date:  "2015-07-02 03:26:43" },
  { height:  542678 , difficulty:  764985 , date:  "2015-07-02 03:30:19" },
  { height:  542679 , difficulty:  766292 , date:  "2015-07-02 03:30:22" },
  { height:  542680 , difficulty:  766880 , date:  "2015-07-02 03:30:33" },
  { height:  542681 , difficulty:  766626 , date:  "2015-07-02 03:30:42" },
  { height:  542682 , difficulty:  765974 , date:  "2015-07-02 03:30:47" },
  { height:  542683 , difficulty:  767275 , date:  "2015-07-02 03:30:56" },
  { height:  542684 , difficulty:  765759 , date:  "2015-07-02 03:31:22" },
  { height:  542685 , difficulty:  766490 , date:  "2015-07-02 03:31:55" },
  { height:  542686 , difficulty:  762644 , date:  "2015-07-02 03:31:56" },
  { height:  542687 , difficulty:  761222 , date:  "2015-07-02 03:32:02" },
  { height:  542688 , difficulty:  762370 , date:  "2015-07-02 03:32:21" },
  { height:  542689 , difficulty:  762390 , date:  "2015-07-02 03:34:17" },
  { height:  542690 , difficulty:  760111 , date:  "2015-07-02 03:34:28" },
  { height:  542691 , difficulty:  760036 , date:  "2015-07-02 03:37:17" },
  { height:  542692 , difficulty:  756279 , date:  "2015-07-02 03:37:40" },
  { height:  542693 , difficulty:  756755 , date:  "2015-07-02 03:38:20" },
  { height:  542694 , difficulty:  755492 , date:  "2015-07-02 03:39:27" },
  { height:  542695 , difficulty:  755983 , date:  "2015-07-02 03:40:23" },
  { height:  542696 , difficulty:  755999 , date:  "2015-07-02 03:41:08" },
  { height:  542697 , difficulty:  758895 , date:  "2015-07-02 03:43:34" },
  { height:  542698 , difficulty:  756072 , date:  "2015-07-02 03:44:25" },
  { height:  542699 , difficulty:  755562 , date:  "2015-07-02 03:45:45" },
  { height:  542700 , difficulty:  754274 , date:  "2015-07-02 03:46:37" },
  { height:  542701 , difficulty:  753608 , date:  "2015-07-02 03:47:27" },
  { height:  542702 , difficulty:  754143 , date:  "2015-07-02 03:50:43" },
  { height:  542703 , difficulty:  753819 , date:  "2015-07-02 03:50:48" },
  { height:  542704 , difficulty:  758339 , date:  "2015-07-02 03:50:52" },
  { height:  542705 , difficulty:  758193 , date:  "2015-07-02 03:51:43" },
  { height:  542706 , difficulty:  758513 , date:  "2015-07-02 03:54:20" },
  { height:  542707 , difficulty:  759259 , date:  "2015-07-02 03:54:49" },
  { height:  542708 , difficulty:  765560 , date:  "2015-07-02 03:55:17" },
  { height:  542709 , difficulty:  765776 , date:  "2015-07-02 04:01:57" },
  { height:  542710 , difficulty:  767117 , date:  "2015-07-02 04:02:59" },
  { height:  542711 , difficulty:  766355 , date:  "2015-07-02 04:03:19" },
  { height:  542712 , difficulty:  764616 , date:  "2015-07-02 04:03:29" },
  { height:  542713 , difficulty:  761143 , date:  "2015-07-02 04:03:57" },
  { height:  542714 , difficulty:  760461 , date:  "2015-07-02 04:05:10" },
  { height:  542715 , difficulty:  767011 , date:  "2015-07-02 04:05:13" },
  { height:  542716 , difficulty:  766952 , date:  "2015-07-02 04:05:26" },
  { height:  542717 , difficulty:  767528 , date:  "2015-07-02 04:05:46" },
  { height:  542718 , difficulty:  769950 , date:  "2015-07-02 04:07:23" },
  { height:  542719 , difficulty:  769548 , date:  "2015-07-02 04:07:37" },
  { height:  542720 , difficulty:  771399 , date:  "2015-07-02 04:08:57" },
  { height:  542721 , difficulty:  768598 , date:  "2015-07-02 04:09:29" },
  { height:  542722 , difficulty:  767313 , date:  "2015-07-02 04:09:34" },
  { height:  542723 , difficulty:  766130 , date:  "2015-07-02 04:09:46" },
  { height:  542724 , difficulty:  766584 , date:  "2015-07-02 04:10:13" },
  { height:  542725 , difficulty:  766645 , date:  "2015-07-02 04:13:06" },
  { height:  542726 , difficulty:  767750 , date:  "2015-07-02 04:14:05" },
  { height:  542727 , difficulty:  768828 , date:  "2015-07-02 04:16:38" },
  { height:  542728 , difficulty:  769940 , date:  "2015-07-02 04:16:39" },
  { height:  542729 , difficulty:  770016 , date:  "2015-07-02 04:16:50" },
  { height:  542730 , difficulty:  770389 , date:  "2015-07-02 04:16:58" },
  { height:  542731 , difficulty:  769666 , date:  "2015-07-02 04:17:02" },
  { height:  542732 , difficulty:  770727 , date:  "2015-07-02 04:20:02" },
  { height:  542733 , difficulty:  772087 , date:  "2015-07-02 04:20:03" },
  { height:  542734 , difficulty:  772485 , date:  "2015-07-02 04:20:34" },
  { height:  542735 , difficulty:  772930 , date:  "2015-07-02 04:21:45" },
  { height:  542736 , difficulty:  772792 , date:  "2015-07-02 04:22:28" },
  { height:  542737 , difficulty:  773316 , date:  "2015-07-02 04:26:09" },
  { height:  542738 , difficulty:  774650 , date:  "2015-07-02 04:28:05" },
  { height:  542739 , difficulty:  775096 , date:  "2015-07-02 04:28:12" },
  { height:  542740 , difficulty:  773963 , date:  "2015-07-02 04:28:32" },
  { height:  542741 , difficulty:  780702 , date:  "2015-07-02 04:28:53" },
  { height:  542742 , difficulty:  779797 , date:  "2015-07-02 04:28:53" },
  { height:  542743 , difficulty:  779424 , date:  "2015-07-02 04:29:05" },
  { height:  542744 , difficulty:  779084 , date:  "2015-07-02 04:30:41" },
  { height:  542745 , difficulty:  780937 , date:  "2015-07-02 04:31:29" },
  { height:  542746 , difficulty:  780738 , date:  "2015-07-02 04:31:48" },
  { height:  542747 , difficulty:  784520 , date:  "2015-07-02 04:33:27" },
  { height:  542748 , difficulty:  784042 , date:  "2015-07-02 04:33:30" },
  { height:  542749 , difficulty:  782421 , date:  "2015-07-02 04:33:50" },
  { height:  542750 , difficulty:  782144 , date:  "2015-07-02 04:34:28" },
  { height:  542751 , difficulty:  782185 , date:  "2015-07-02 04:35:28" },
  { height:  542752 , difficulty:  785477 , date:  "2015-07-02 04:36:25" },
  { height:  542753 , difficulty:  784307 , date:  "2015-07-02 04:36:49" },
  { height:  542754 , difficulty:  779823 , date:  "2015-07-02 04:37:24" },
  { height:  542755 , difficulty:  780645 , date:  "2015-07-02 04:37:27" },
  { height:  542756 , difficulty:  782065 , date:  "2015-07-02 04:39:09" },
  { height:  542757 , difficulty:  782064 , date:  "2015-07-02 04:39:14" },
  { height:  542758 , difficulty:  782245 , date:  "2015-07-02 04:39:31" },
  { height:  542759 , difficulty:  783731 , date:  "2015-07-02 04:39:47" },
  { height:  542760 , difficulty:  784078 , date:  "2015-07-02 04:40:21" },
  { height:  542761 , difficulty:  786825 , date:  "2015-07-02 04:41:46" },
  { height:  542762 , difficulty:  794353 , date:  "2015-07-02 04:41:55" },
  { height:  542763 , difficulty:  794169 , date:  "2015-07-02 04:43:21" },
  { height:  542764 , difficulty:  794225 , date:  "2015-07-02 04:44:24" },
  { height:  542765 , difficulty:  791750 , date:  "2015-07-02 04:45:03" },
  { height:  542766 , difficulty:  792222 , date:  "2015-07-02 04:45:26" },
  { height:  542767 , difficulty:  789348 , date:  "2015-07-02 04:46:02" },
  { height:  542768 , difficulty:  789029 , date:  "2015-07-02 04:46:05" },
  { height:  542769 , difficulty:  789152 , date:  "2015-07-02 04:47:52" },
  { height:  542770 , difficulty:  789444 , date:  "2015-07-02 04:47:55" },
  { height:  542771 , difficulty:  791686 , date:  "2015-07-02 04:50:31" },
  { height:  542772 , difficulty:  791340 , date:  "2015-07-02 04:51:54" },
  { height:  542773 , difficulty:  789821 , date:  "2015-07-02 04:52:05" },
  { height:  542774 , difficulty:  792448 , date:  "2015-07-02 04:54:00" },
  { height:  542775 , difficulty:  793020 , date:  "2015-07-02 04:54:15" },
  { height:  542776 , difficulty:  791803 , date:  "2015-07-02 04:54:34" },
  { height:  542777 , difficulty:  793288 , date:  "2015-07-02 04:55:59" },
  { height:  542778 , difficulty:  789667 , date:  "2015-07-02 04:56:56" },
  { height:  542779 , difficulty:  789882 , date:  "2015-07-02 04:57:26" },
  { height:  542780 , difficulty:  792961 , date:  "2015-07-02 04:59:02" },
  { height:  542781 , difficulty:  793746 , date:  "2015-07-02 04:59:37" },
  { height:  542782 , difficulty:  790358 , date:  "2015-07-02 05:00:16" },
  { height:  542783 , difficulty:  789612 , date:  "2015-07-02 05:00:25" },
  { height:  542784 , difficulty:  789249 , date:  "2015-07-02 05:00:47" },
  { height:  542785 , difficulty:  783013 , date:  "2015-07-02 05:01:33" },
  { height:  542786 , difficulty:  781622 , date:  "2015-07-02 05:02:14" },
  { height:  542787 , difficulty:  781705 , date:  "2015-07-02 05:02:25" },
  { height:  542788 , difficulty:  785625 , date:  "2015-07-02 05:03:45" },
  { height:  542789 , difficulty:  785030 , date:  "2015-07-02 05:05:07" },
  { height:  542790 , difficulty:  786467 , date:  "2015-07-02 05:05:11" },
  { height:  542791 , difficulty:  786743 , date:  "2015-07-02 05:05:20" },
  { height:  542792 , difficulty:  788073 , date:  "2015-07-02 05:06:59" },
  { height:  542793 , difficulty:  789027 , date:  "2015-07-02 05:07:03" },
  { height:  542794 , difficulty:  787010 , date:  "2015-07-02 05:08:50" },
  { height:  542795 , difficulty:  787269 , date:  "2015-07-02 05:08:53" },
  { height:  542796 , difficulty:  785699 , date:  "2015-07-02 05:08:55" },
  { height:  542797 , difficulty:  787831 , date:  "2015-07-02 05:09:42" },
  { height:  542798 , difficulty:  791292 , date:  "2015-07-02 05:09:59" },
  { height:  542799 , difficulty:  791890 , date:  "2015-07-02 05:10:07" },
  { height:  542800 , difficulty:  791763 , date:  "2015-07-02 05:10:33" },
  { height:  542801 , difficulty:  790507 , date:  "2015-07-02 05:11:23" },
  { height:  542802 , difficulty:  791793 , date:  "2015-07-02 05:11:47" },
  { height:  542803 , difficulty:  789504 , date:  "2015-07-02 05:11:58" },
  { height:  542804 , difficulty:  790393 , date:  "2015-07-02 05:12:30" },
  { height:  542805 , difficulty:  793886 , date:  "2015-07-02 05:12:35" },
  { height:  542806 , difficulty:  796288 , date:  "2015-07-02 05:13:34" },
  { height:  542807 , difficulty:  796189 , date:  "2015-07-02 05:13:36" },
  { height:  542808 , difficulty:  792223 , date:  "2015-07-02 05:15:21" },
  { height:  542809 , difficulty:  792324 , date:  "2015-07-02 05:15:37" },
  { height:  542810 , difficulty:  792957 , date:  "2015-07-02 05:16:29" },
  { height:  542811 , difficulty:  793358 , date:  "2015-07-02 05:17:01" },
  { height:  542812 , difficulty:  792404 , date:  "2015-07-02 05:20:33" },
  { height:  542813 , difficulty:  789107 , date:  "2015-07-02 05:20:46" },
  { height:  542814 , difficulty:  786621 , date:  "2015-07-02 05:23:01" },
  { height:  542815 , difficulty:  787521 , date:  "2015-07-02 05:23:50" },
  { height:  542816 , difficulty:  788975 , date:  "2015-07-02 05:23:53" },
  { height:  542817 , difficulty:  788649 , date:  "2015-07-02 05:25:32" },
  { height:  542818 , difficulty:  791925 , date:  "2015-07-02 05:25:38" },
  { height:  542819 , difficulty:  793591 , date:  "2015-07-02 05:26:55" },
  { height:  542820 , difficulty:  792419 , date:  "2015-07-02 05:28:03" },
  { height:  542821 , difficulty:  793167 , date:  "2015-07-02 05:30:39" },
  { height:  542822 , difficulty:  793076 , date:  "2015-07-02 05:31:40" },
  { height:  542823 , difficulty:  791432 , date:  "2015-07-02 05:31:53" },
  { height:  542824 , difficulty:  791611 , date:  "2015-07-02 05:37:21" },
  { height:  542825 , difficulty:  791163 , date:  "2015-07-02 05:37:43" },
  { height:  542826 , difficulty:  791313 , date:  "2015-07-02 05:37:56" },
  { height:  542827 , difficulty:  790759 , date:  "2015-07-02 05:39:24" },
  { height:  542828 , difficulty:  793772 , date:  "2015-07-02 05:39:43" },
  { height:  542829 , difficulty:  793737 , date:  "2015-07-02 05:40:12" },
  { height:  542830 , difficulty:  793304 , date:  "2015-07-02 05:40:14" },
  { height:  542831 , difficulty:  793435 , date:  "2015-07-02 05:42:51" },
  { height:  542832 , difficulty:  794132 , date:  "2015-07-02 05:42:53" },
  { height:  542833 , difficulty:  795176 , date:  "2015-07-02 05:43:01" },
  { height:  542834 , difficulty:  794924 , date:  "2015-07-02 05:43:28" },
  { height:  542835 , difficulty:  795039 , date:  "2015-07-02 05:43:43" },
  { height:  542836 , difficulty:  794375 , date:  "2015-07-02 05:44:51" },
  { height:  542837 , difficulty:  793161 , date:  "2015-07-02 05:46:07" },
  { height:  542838 , difficulty:  796900 , date:  "2015-07-02 05:46:53" },
  { height:  542839 , difficulty:  796153 , date:  "2015-07-02 05:47:30" },
  { height:  542840 , difficulty:  794996 , date:  "2015-07-02 05:47:53" },
  { height:  542841 , difficulty:  796502 , date:  "2015-07-02 05:48:44" },
  { height:  542842 , difficulty:  796920 , date:  "2015-07-02 05:48:56" },
  { height:  542843 , difficulty:  798360 , date:  "2015-07-02 05:49:42" },
  { height:  542844 , difficulty:  798840 , date:  "2015-07-02 05:53:24" },
  { height:  542845 , difficulty:  800156 , date:  "2015-07-02 05:53:33" },
  { height:  542846 , difficulty:  801214 , date:  "2015-07-02 05:55:35" },
  { height:  542847 , difficulty:  797786 , date:  "2015-07-02 05:56:07" },
  { height:  542848 , difficulty:  796857 , date:  "2015-07-02 05:56:08" },
  { height:  542849 , difficulty:  797126 , date:  "2015-07-02 05:57:39" },
  { height:  542850 , difficulty:  796188 , date:  "2015-07-02 05:58:25" },
  { height:  542851 , difficulty:  798850 , date:  "2015-07-02 05:59:09" },
  { height:  542852 , difficulty:  798758 , date:  "2015-07-02 06:01:15" },
  { height:  542853 , difficulty:  797778 , date:  "2015-07-02 06:01:49" },
  { height:  542854 , difficulty:  797463 , date:  "2015-07-02 06:01:51" },
  { height:  542855 , difficulty:  798634 , date:  "2015-07-02 06:02:54" },
  { height:  542856 , difficulty:  797977 , date:  "2015-07-02 06:03:12" },
  { height:  542857 , difficulty:  797390 , date:  "2015-07-02 06:04:25" },
  { height:  542858 , difficulty:  798370 , date:  "2015-07-02 06:04:50" },
  { height:  542859 , difficulty:  798229 , date:  "2015-07-02 06:07:00" },
  { height:  542860 , difficulty:  798658 , date:  "2015-07-02 06:07:38" },
  { height:  542861 , difficulty:  802709 , date:  "2015-07-02 06:07:45" },
  { height:  542862 , difficulty:  801846 , date:  "2015-07-02 06:08:37" },
  { height:  542863 , difficulty:  802146 , date:  "2015-07-02 06:10:31" },
  { height:  542864 , difficulty:  800915 , date:  "2015-07-02 06:12:46" },
  { height:  542865 , difficulty:  801556 , date:  "2015-07-02 06:13:50" },
  { height:  542866 , difficulty:  801522 , date:  "2015-07-02 06:14:01" },
  { height:  542867 , difficulty:  801332 , date:  "2015-07-02 06:14:40" },
  { height:  542868 , difficulty:  801075 , date:  "2015-07-02 06:15:24" },
  { height:  542869 , difficulty:  801239 , date:  "2015-07-02 06:15:46" },
  { height:  542870 , difficulty:  803189 , date:  "2015-07-02 06:15:54" },
  { height:  542871 , difficulty:  804412 , date:  "2015-07-02 06:16:29" },
  { height:  542872 , difficulty:  805345 , date:  "2015-07-02 06:16:49" },
  { height:  542873 , difficulty:  805171 , date:  "2015-07-02 06:17:44" },
  { height:  542874 , difficulty:  805255 , date:  "2015-07-02 06:17:46" },
  { height:  542875 , difficulty:  805051 , date:  "2015-07-02 06:18:23" },
  { height:  542876 , difficulty:  804464 , date:  "2015-07-02 06:18:27" },
  { height:  542877 , difficulty:  805011 , date:  "2015-07-02 06:20:47" },
  { height:  542878 , difficulty:  804496 , date:  "2015-07-02 06:20:57" },
  { height:  542879 , difficulty:  808172 , date:  "2015-07-02 06:20:59" },
  { height:  542880 , difficulty:  807445 , date:  "2015-07-02 06:21:36" },
  { height:  542881 , difficulty:  807739 , date:  "2015-07-02 06:22:21" },
  { height:  542882 , difficulty:  807368 , date:  "2015-07-02 06:23:12" },
  { height:  542883 , difficulty:  807354 , date:  "2015-07-02 06:23:35" },
  { height:  542884 , difficulty:  805209 , date:  "2015-07-02 06:26:47" },
  { height:  542885 , difficulty:  805323 , date:  "2015-07-02 06:26:50" },
  { height:  542886 , difficulty:  805141 , date:  "2015-07-02 06:27:00" },
  { height:  542887 , difficulty:  806505 , date:  "2015-07-02 06:28:23" },
  { height:  542888 , difficulty:  801738 , date:  "2015-07-02 06:28:27" },
  { height:  542889 , difficulty:  803744 , date:  "2015-07-02 06:28:47" },
  { height:  542890 , difficulty:  800782 , date:  "2015-07-02 06:28:56" },
  { height:  542891 , difficulty:  801672 , date:  "2015-07-02 06:31:01" },
  { height:  542892 , difficulty:  804438 , date:  "2015-07-02 06:31:28" },
  { height:  542893 , difficulty:  803558 , date:  "2015-07-02 06:31:53" },
  { height:  542894 , difficulty:  808094 , date:  "2015-07-02 06:32:40" },
  { height:  542895 , difficulty:  806388 , date:  "2015-07-02 06:32:54" },
  { height:  542896 , difficulty:  805666 , date:  "2015-07-02 06:34:30" },
  { height:  542897 , difficulty:  803877 , date:  "2015-07-02 06:36:25" },
  { height:  542898 , difficulty:  803225 , date:  "2015-07-02 06:37:08" },
  { height:  542899 , difficulty:  805355 , date:  "2015-07-02 06:37:43" },
  { height:  542900 , difficulty:  799903 , date:  "2015-07-02 06:40:18" },
  { height:  542901 , difficulty:  799381 , date:  "2015-07-02 06:41:46" },
  { height:  542902 , difficulty:  802015 , date:  "2015-07-02 06:43:06" },
  { height:  542903 , difficulty:  800247 , date:  "2015-07-02 06:45:30" },
  { height:  542904 , difficulty:  804946 , date:  "2015-07-02 06:45:32" },
  { height:  542905 , difficulty:  805140 , date:  "2015-07-02 06:47:07" },
  { height:  542906 , difficulty:  805397 , date:  "2015-07-02 06:49:30" },
  { height:  542907 , difficulty:  804115 , date:  "2015-07-02 06:49:58" },
  { height:  542908 , difficulty:  806206 , date:  "2015-07-02 06:52:47" },
  { height:  542909 , difficulty:  806625 , date:  "2015-07-02 06:53:03" },
  { height:  542910 , difficulty:  806773 , date:  "2015-07-02 06:53:18" },
  { height:  542911 , difficulty:  812780 , date:  "2015-07-02 06:53:22" },
  { height:  542912 , difficulty:  811270 , date:  "2015-07-02 06:53:41" },
  { height:  542913 , difficulty:  809989 , date:  "2015-07-02 06:54:01" },
  { height:  542914 , difficulty:  808944 , date:  "2015-07-02 06:54:41" },
  { height:  542915 , difficulty:  810112 , date:  "2015-07-02 06:55:27" },
  { height:  542916 , difficulty:  810013 , date:  "2015-07-02 06:55:28" },
  { height:  542917 , difficulty:  812301 , date:  "2015-07-02 06:55:58" },
  { height:  542918 , difficulty:  812841 , date:  "2015-07-02 06:56:03" },
  { height:  542919 , difficulty:  812131 , date:  "2015-07-02 06:57:40" },
  { height:  542920 , difficulty:  807937 , date:  "2015-07-02 06:58:55" },
  { height:  542921 , difficulty:  807757 , date:  "2015-07-02 07:04:37" },
  { height:  542922 , difficulty:  806585 , date:  "2015-07-02 07:06:50" },
  { height:  542923 , difficulty:  806038 , date:  "2015-07-02 07:09:14" },
  { height:  542924 , difficulty:  807171 , date:  "2015-07-02 07:11:42" },
  { height:  542925 , difficulty:  805409 , date:  "2015-07-02 07:12:45" },
  { height:  542926 , difficulty:  805800 , date:  "2015-07-02 07:14:03" },
  { height:  542927 , difficulty:  805392 , date:  "2015-07-02 07:14:14" },
  { height:  542928 , difficulty:  803911 , date:  "2015-07-02 07:14:38" },
  { height:  542929 , difficulty:  806614 , date:  "2015-07-02 07:15:31" },
  { height:  542930 , difficulty:  807798 , date:  "2015-07-02 07:18:04" },
  { height:  542931 , difficulty:  806349 , date:  "2015-07-02 07:20:07" },
  { height:  542932 , difficulty:  809454 , date:  "2015-07-02 07:20:27" },
  { height:  542933 , difficulty:  807908 , date:  "2015-07-02 07:21:58" },
  { height:  542934 , difficulty:  808756 , date:  "2015-07-02 07:22:03" },
  { height:  542935 , difficulty:  806376 , date:  "2015-07-02 07:22:09" },
  { height:  542936 , difficulty:  805532 , date:  "2015-07-02 07:22:31" },
  { height:  542937 , difficulty:  807650 , date:  "2015-07-02 07:22:47" },
  { height:  542938 , difficulty:  806907 , date:  "2015-07-02 07:22:53" },
  { height:  542939 , difficulty:  804483 , date:  "2015-07-02 07:23:43" },
  { height:  542940 , difficulty:  803051 , date:  "2015-07-02 07:24:12" },
  { height:  542941 , difficulty:  801986 , date:  "2015-07-02 07:25:03" },
  { height:  542942 , difficulty:  801856 , date:  "2015-07-02 07:26:03" },
  { height:  542943 , difficulty:  801748 , date:  "2015-07-02 07:28:16" },
  { height:  542944 , difficulty:  800932 , date:  "2015-07-02 07:28:18" },
  { height:  542945 , difficulty:  801404 , date:  "2015-07-02 07:28:48" },
  { height:  542946 , difficulty:  801929 , date:  "2015-07-02 07:29:04" },
  { height:  542947 , difficulty:  801234 , date:  "2015-07-02 07:30:38" },
  { height:  542948 , difficulty:  801386 , date:  "2015-07-02 07:31:51" },
  { height:  542949 , difficulty:  803588 , date:  "2015-07-02 07:33:26" },
  { height:  542950 , difficulty:  803897 , date:  "2015-07-02 07:35:13" },
  { height:  542951 , difficulty:  806155 , date:  "2015-07-02 07:35:57" },
  { height:  542952 , difficulty:  806769 , date:  "2015-07-02 07:36:02" },
  { height:  542953 , difficulty:  807027 , date:  "2015-07-02 07:37:14" },
  { height:  542954 , difficulty:  806939 , date:  "2015-07-02 07:43:58" },
  { height:  542955 , difficulty:  811260 , date:  "2015-07-02 07:45:09" },
  { height:  542956 , difficulty:  810409 , date:  "2015-07-02 07:45:17" },
  { height:  542957 , difficulty:  819460 , date:  "2015-07-02 07:46:44" },
  { height:  542958 , difficulty:  820124 , date:  "2015-07-02 07:46:47" },
  { height:  542959 , difficulty:  820760 , date:  "2015-07-02 07:46:55" },
  { height:  542960 , difficulty:  819338 , date:  "2015-07-02 07:47:52" },
  { height:  542961 , difficulty:  820103 , date:  "2015-07-02 07:47:56" },
  { height:  542962 , difficulty:  821057 , date:  "2015-07-02 07:48:01" },
  { height:  542963 , difficulty:  821388 , date:  "2015-07-02 07:49:19" },
  { height:  542964 , difficulty:  822060 , date:  "2015-07-02 07:49:45" },
  { height:  542965 , difficulty:  825092 , date:  "2015-07-02 07:51:22" },
  { height:  542966 , difficulty:  824874 , date:  "2015-07-02 07:51:26" },
  { height:  542967 , difficulty:  827872 , date:  "2015-07-02 07:51:36" },
  { height:  542968 , difficulty:  827994 , date:  "2015-07-02 07:53:34" },
  { height:  542969 , difficulty:  829853 , date:  "2015-07-02 07:53:38" },
  { height:  542970 , difficulty:  829416 , date:  "2015-07-02 07:53:57" },
  { height:  542971 , difficulty:  830163 , date:  "2015-07-02 07:54:35" },
  { height:  542972 , difficulty:  827953 , date:  "2015-07-02 07:58:11" },
  { height:  542973 , difficulty:  825940 , date:  "2015-07-02 07:58:17" },
  { height:  542974 , difficulty:  830485 , date:  "2015-07-02 07:59:19" },
  { height:  542975 , difficulty:  829777 , date:  "2015-07-02 07:59:36" },
  { height:  542976 , difficulty:  826352 , date:  "2015-07-02 08:00:02" },
  { height:  542977 , difficulty:  824671 , date:  "2015-07-02 08:00:12" },
  { height:  542978 , difficulty:  824725 , date:  "2015-07-02 08:01:03" },
  { height:  542979 , difficulty:  821573 , date:  "2015-07-02 08:01:16" },
  { height:  542980 , difficulty:  825249 , date:  "2015-07-02 08:01:33" },
  { height:  542981 , difficulty:  823725 , date:  "2015-07-02 08:01:37" },
  { height:  542982 , difficulty:  820967 , date:  "2015-07-02 08:04:19" },
  { height:  542983 , difficulty:  821795 , date:  "2015-07-02 08:04:23" },
  { height:  542984 , difficulty:  819492 , date:  "2015-07-02 08:07:15" },
  { height:  542985 , difficulty:  819200 , date:  "2015-07-02 08:08:08" },
  { height:  542986 , difficulty:  818863 , date:  "2015-07-02 08:08:33" },
  { height:  542987 , difficulty:  820063 , date:  "2015-07-02 08:09:45" },
  { height:  542988 , difficulty:  820491 , date:  "2015-07-02 08:11:06" },
  { height:  542989 , difficulty:  821614 , date:  "2015-07-02 08:11:13" },
  { height:  542990 , difficulty:  822923 , date:  "2015-07-02 08:11:44" },
  { height:  542991 , difficulty:  824785 , date:  "2015-07-02 08:12:35" },
  { height:  542992 , difficulty:  827247 , date:  "2015-07-02 08:12:39" },
  { height:  542993 , difficulty:  827825 , date:  "2015-07-02 08:12:48" },
  { height:  542994 , difficulty:  827880 , date:  "2015-07-02 08:14:20" },
  { height:  542995 , difficulty:  827480 , date:  "2015-07-02 08:14:53" },
  { height:  542996 , difficulty:  825723 , date:  "2015-07-02 08:17:38" },
  { height:  542997 , difficulty:  817810 , date:  "2015-07-02 08:20:00" },
  { height:  542998 , difficulty:  814906 , date:  "2015-07-02 08:20:53" },
  { height:  542999 , difficulty:  811793 , date:  "2015-07-02 08:21:45" },
  { height:  543000 , difficulty:  808479 , date:  "2015-07-02 08:21:57" },
  { height:  543001 , difficulty:  811406 , date:  "2015-07-02 08:22:20" },
  { height:  543002 , difficulty:  814628 , date:  "2015-07-02 08:23:44" },
  { height:  543003 , difficulty:  814887 , date:  "2015-07-02 08:24:03" },
  { height:  543004 , difficulty:  817807 , date:  "2015-07-02 08:27:04" },
  { height:  543005 , difficulty:  816631 , date:  "2015-07-02 08:27:48" },
  { height:  543006 , difficulty:  813205 , date:  "2015-07-02 08:29:00" },
  { height:  543007 , difficulty:  813304 , date:  "2015-07-02 08:31:01" },
  { height:  543008 , difficulty:  813106 , date:  "2015-07-02 08:31:07" },
  { height:  543009 , difficulty:  812595 , date:  "2015-07-02 08:33:00" },
  { height:  543010 , difficulty:  814250 , date:  "2015-07-02 08:33:03" },
  { height:  543011 , difficulty:  822970 , date:  "2015-07-02 08:34:45" },
  { height:  543012 , difficulty:  822948 , date:  "2015-07-02 08:34:53" },
  { height:  543013 , difficulty:  825010 , date:  "2015-07-02 08:38:42" },
  { height:  543014 , difficulty:  827653 , date:  "2015-07-02 08:38:48" },
  { height:  543015 , difficulty:  827250 , date:  "2015-07-02 08:39:20" },
  { height:  543016 , difficulty:  826721 , date:  "2015-07-02 08:42:36" },
  { height:  543017 , difficulty:  826737 , date:  "2015-07-02 08:43:41" },
  { height:  543018 , difficulty:  825269 , date:  "2015-07-02 08:44:03" },
  { height:  543019 , difficulty:  822329 , date:  "2015-07-02 08:45:39" },
  { height:  543020 , difficulty:  828067 , date:  "2015-07-02 08:46:04" },
  { height:  543021 , difficulty:  828074 , date:  "2015-07-02 08:47:21" },
  { height:  543022 , difficulty:  828393 , date:  "2015-07-02 08:49:33" },
  { height:  543023 , difficulty:  830385 , date:  "2015-07-02 08:49:44" },
  { height:  543024 , difficulty:  831135 , date:  "2015-07-02 08:50:01" },
  { height:  543025 , difficulty:  829133 , date:  "2015-07-02 08:50:23" },
  { height:  543026 , difficulty:  827712 , date:  "2015-07-02 08:50:36" },
  { height:  543027 , difficulty:  828592 , date:  "2015-07-02 08:51:00" },
  { height:  543028 , difficulty:  830530 , date:  "2015-07-02 08:51:18" },
  { height:  543029 , difficulty:  829039 , date:  "2015-07-02 08:51:49" },
  { height:  543030 , difficulty:  820493 , date:  "2015-07-02 08:52:09" },
  { height:  543031 , difficulty:  819232 , date:  "2015-07-02 08:52:44" },
  { height:  543032 , difficulty:  821697 , date:  "2015-07-02 08:52:52" },
  { height:  543033 , difficulty:  821872 , date:  "2015-07-02 08:52:58" },
  { height:  543034 , difficulty:  825768 , date:  "2015-07-02 08:54:07" },
  { height:  543035 , difficulty:  828713 , date:  "2015-07-02 08:54:33" },
  { height:  543036 , difficulty:  830070 , date:  "2015-07-02 08:54:39" },
  { height:  543037 , difficulty:  833197 , date:  "2015-07-02 08:55:30" },
  { height:  543038 , difficulty:  833107 , date:  "2015-07-02 08:55:37" },
  { height:  543039 , difficulty:  832822 , date:  "2015-07-02 08:59:17" },
  { height:  543040 , difficulty:  832734 , date:  "2015-07-02 08:59:42" },
  { height:  543041 , difficulty:  836742 , date:  "2015-07-02 09:01:44" },
  { height:  543042 , difficulty:  837129 , date:  "2015-07-02 09:05:27" },
  { height:  543043 , difficulty:  839024 , date:  "2015-07-02 09:05:31" },
  { height:  543044 , difficulty:  838171 , date:  "2015-07-02 09:06:45" },
  { height:  543045 , difficulty:  838750 , date:  "2015-07-02 09:07:00" },
  { height:  543046 , difficulty:  842415 , date:  "2015-07-02 09:07:09" },
  { height:  543047 , difficulty:  844583 , date:  "2015-07-02 09:08:14" },
  { height:  543048 , difficulty:  839387 , date:  "2015-07-02 09:09:46" },
  { height:  543049 , difficulty:  844760 , date:  "2015-07-02 09:10:39" },
  { height:  543050 , difficulty:  843259 , date:  "2015-07-02 09:11:46" },
  { height:  543051 , difficulty:  843250 , date:  "2015-07-02 09:12:19" },
  { height:  543052 , difficulty:  842661 , date:  "2015-07-02 09:12:35" },
  { height:  543053 , difficulty:  843282 , date:  "2015-07-02 09:13:51" },
  { height:  543054 , difficulty:  842040 , date:  "2015-07-02 09:14:36" },
  { height:  543055 , difficulty:  844244 , date:  "2015-07-02 09:16:37" },
  { height:  543056 , difficulty:  844846 , date:  "2015-07-02 09:17:48" },
  { height:  543057 , difficulty:  845166 , date:  "2015-07-02 09:18:50" },
  { height:  543058 , difficulty:  841159 , date:  "2015-07-02 09:19:28" },
  { height:  543059 , difficulty:  841081 , date:  "2015-07-02 09:19:30" },
  { height:  543060 , difficulty:  837284 , date:  "2015-07-02 09:19:56" },
  { height:  543061 , difficulty:  836126 , date:  "2015-07-02 09:20:41" },
  { height:  543062 , difficulty:  836628 , date:  "2015-07-02 09:20:55" },
  { height:  543063 , difficulty:  835349 , date:  "2015-07-02 09:21:03" },
  { height:  543064 , difficulty:  834385 , date:  "2015-07-02 09:21:07" },
  { height:  543065 , difficulty:  836525 , date:  "2015-07-02 09:21:43" },
  { height:  543066 , difficulty:  836228 , date:  "2015-07-02 09:25:19" },
  { height:  543067 , difficulty:  835427 , date:  "2015-07-02 09:27:35" },
  { height:  543068 , difficulty:  835830 , date:  "2015-07-02 09:27:40" },
  { height:  543069 , difficulty:  837094 , date:  "2015-07-02 09:28:57" },
  { height:  543070 , difficulty:  836741 , date:  "2015-07-02 09:29:22" },
  { height:  543071 , difficulty:  835925 , date:  "2015-07-02 09:29:58" },
  { height:  543072 , difficulty:  832335 , date:  "2015-07-02 09:30:51" },
  { height:  543073 , difficulty:  829721 , date:  "2015-07-02 09:31:19" },
  { height:  543074 , difficulty:  828652 , date:  "2015-07-02 09:32:00" },
  { height:  543075 , difficulty:  833299 , date:  "2015-07-02 09:33:47" },
  { height:  543076 , difficulty:  837446 , date:  "2015-07-02 09:33:50" },
  { height:  543077 , difficulty:  837871 , date:  "2015-07-02 09:33:54" },
  { height:  543078 , difficulty:  844607 , date:  "2015-07-02 09:34:04" },
  { height:  543079 , difficulty:  850843 , date:  "2015-07-02 09:38:12" },
  { height:  543080 , difficulty:  846991 , date:  "2015-07-02 09:38:58" },
  { height:  543081 , difficulty:  846895 , date:  "2015-07-02 09:39:03" },
  { height:  543082 , difficulty:  845640 , date:  "2015-07-02 09:41:03" },
  { height:  543083 , difficulty:  844893 , date:  "2015-07-02 09:41:11" },
  { height:  543084 , difficulty:  846425 , date:  "2015-07-02 09:41:19" },
  { height:  543085 , difficulty:  845026 , date:  "2015-07-02 09:41:39" },
  { height:  543086 , difficulty:  845136 , date:  "2015-07-02 09:45:55" },
  { height:  543087 , difficulty:  847684 , date:  "2015-07-02 09:46:47" },
  { height:  543088 , difficulty:  847520 , date:  "2015-07-02 09:46:51" },
  { height:  543089 , difficulty:  843627 , date:  "2015-07-02 09:47:01" },
  { height:  543090 , difficulty:  843653 , date:  "2015-07-02 09:47:45" },
  { height:  543091 , difficulty:  844876 , date:  "2015-07-02 09:47:50" },
  { height:  543092 , difficulty:  840271 , date:  "2015-07-02 09:48:57" },
  { height:  543093 , difficulty:  839206 , date:  "2015-07-02 09:49:39" },
  { height:  543094 , difficulty:  839369 , date:  "2015-07-02 09:51:10" },
  { height:  543095 , difficulty:  837356 , date:  "2015-07-02 09:51:58" },
  { height:  543096 , difficulty:  837500 , date:  "2015-07-02 09:52:05" },
  { height:  543097 , difficulty:  836884 , date:  "2015-07-02 09:52:32" },
  { height:  543098 , difficulty:  834191 , date:  "2015-07-02 09:52:45" },
  { height:  543099 , difficulty:  834225 , date:  "2015-07-02 09:53:33" },
  { height:  543100 , difficulty:  834508 , date:  "2015-07-02 09:53:58" },
  { height:  543101 , difficulty:  834519 , date:  "2015-07-02 09:55:41" },
  { height:  543102 , difficulty:  836290 , date:  "2015-07-02 09:55:43" },
  { height:  543103 , difficulty:  835812 , date:  "2015-07-02 09:56:34" },
  { height:  543104 , difficulty:  840137 , date:  "2015-07-02 09:57:07" },
  { height:  543105 , difficulty:  839458 , date:  "2015-07-02 09:59:34" },
  { height:  543106 , difficulty:  841290 , date:  "2015-07-02 09:59:38" },
  { height:  543107 , difficulty:  840940 , date:  "2015-07-02 10:02:23" },
  { height:  543108 , difficulty:  841162 , date:  "2015-07-02 10:02:28" },
  { height:  543109 , difficulty:  841411 , date:  "2015-07-02 10:04:57" },
  { height:  543110 , difficulty:  841945 , date:  "2015-07-02 10:05:12" },
  { height:  543111 , difficulty:  849618 , date:  "2015-07-02 10:05:35" },
  { height:  543112 , difficulty:  849619 , date:  "2015-07-02 10:08:16" },
  { height:  543113 , difficulty:  848793 , date:  "2015-07-02 10:09:37" },
  { height:  543114 , difficulty:  850978 , date:  "2015-07-02 10:10:35" },
  { height:  543115 , difficulty:  845489 , date:  "2015-07-02 10:12:38" },
  { height:  543116 , difficulty:  845997 , date:  "2015-07-02 10:12:59" },
  { height:  543117 , difficulty:  843121 , date:  "2015-07-02 10:13:54" },
  { height:  543118 , difficulty:  838437 , date:  "2015-07-02 10:13:58" },
  { height:  543119 , difficulty:  840641 , date:  "2015-07-02 10:14:12" },
  { height:  543120 , difficulty:  840248 , date:  "2015-07-02 10:14:56" },
  { height:  543121 , difficulty:  840104 , date:  "2015-07-02 10:15:29" },
  { height:  543122 , difficulty:  840269 , date:  "2015-07-02 10:16:18" },
  { height:  543123 , difficulty:  844269 , date:  "2015-07-02 10:17:59" },
  { height:  543124 , difficulty:  842034 , date:  "2015-07-02 10:18:52" },
  { height:  543125 , difficulty:  846355 , date:  "2015-07-02 10:19:09" },
  { height:  543126 , difficulty:  845826 , date:  "2015-07-02 10:20:28" },
  { height:  543127 , difficulty:  845771 , date:  "2015-07-02 10:21:09" },
  { height:  543128 , difficulty:  847346 , date:  "2015-07-02 10:21:14" },
  { height:  543129 , difficulty:  845556 , date:  "2015-07-02 10:21:57" },
  { height:  543130 , difficulty:  848108 , date:  "2015-07-02 10:22:07" },
  { height:  543131 , difficulty:  845267 , date:  "2015-07-02 10:22:27" },
  { height:  543132 , difficulty:  849561 , date:  "2015-07-02 10:22:29" },
  { height:  543133 , difficulty:  848847 , date:  "2015-07-02 10:24:49" },
  { height:  543134 , difficulty:  851057 , date:  "2015-07-02 10:25:29" },
  { height:  543135 , difficulty:  854017 , date:  "2015-07-02 10:26:21" },
  { height:  543136 , difficulty:  855575 , date:  "2015-07-02 10:26:27" },
  { height:  543137 , difficulty:  854878 , date:  "2015-07-02 10:26:36" },
  { height:  543138 , difficulty:  855848 , date:  "2015-07-02 10:28:20" },
  { height:  543139 , difficulty:  858855 , date:  "2015-07-02 10:29:16" },
  { height:  543140 , difficulty:  861308 , date:  "2015-07-02 10:31:20" },
  { height:  543141 , difficulty:  861176 , date:  "2015-07-02 10:31:43" },
  { height:  543142 , difficulty:  859772 , date:  "2015-07-02 10:33:13" },
  { height:  543143 , difficulty:  857805 , date:  "2015-07-02 10:34:56" },
  { height:  543144 , difficulty:  860203 , date:  "2015-07-02 10:37:25" },
  { height:  543145 , difficulty:  859165 , date:  "2015-07-02 10:38:03" },
  { height:  543146 , difficulty:  863111 , date:  "2015-07-02 10:38:08" },
  { height:  543147 , difficulty:  862457 , date:  "2015-07-02 10:39:35" },
  { height:  543148 , difficulty:  861329 , date:  "2015-07-02 10:39:41" },
  { height:  543149 , difficulty:  862685 , date:  "2015-07-02 10:39:50" },
  { height:  543150 , difficulty:  862764 , date:  "2015-07-02 10:41:44" },
  { height:  543151 , difficulty:  860177 , date:  "2015-07-02 10:41:46" },
  { height:  543152 , difficulty:  861371 , date:  "2015-07-02 10:42:35" },
  { height:  543153 , difficulty:  864449 , date:  "2015-07-02 10:42:50" },
  { height:  543154 , difficulty:  866993 , date:  "2015-07-02 10:44:43" },
  { height:  543155 , difficulty:  863058 , date:  "2015-07-02 10:46:45" },
  { height:  543156 , difficulty:  865423 , date:  "2015-07-02 10:46:53" },
  { height:  543157 , difficulty:  866537 , date:  "2015-07-02 10:46:55" },
  { height:  543158 , difficulty:  866862 , date:  "2015-07-02 10:48:29" },
  { height:  543159 , difficulty:  866873 , date:  "2015-07-02 10:51:06" },
  { height:  543160 , difficulty:  868286 , date:  "2015-07-02 10:52:09" },
  { height:  543161 , difficulty:  867958 , date:  "2015-07-02 10:52:14" },
  { height:  543162 , difficulty:  862444 , date:  "2015-07-02 10:56:39" },
  { height:  543163 , difficulty:  864739 , date:  "2015-07-02 10:56:44" },
  { height:  543164 , difficulty:  865077 , date:  "2015-07-02 10:56:55" },
  { height:  543165 , difficulty:  865253 , date:  "2015-07-02 10:57:21" },
  { height:  543166 , difficulty:  869558 , date:  "2015-07-02 10:57:26" },
  { height:  543167 , difficulty:  870345 , date:  "2015-07-02 10:58:07" },
  { height:  543168 , difficulty:  869454 , date:  "2015-07-02 10:58:50" },
  { height:  543169 , difficulty:  870518 , date:  "2015-07-02 10:59:36" },
  { height:  543170 , difficulty:  868543 , date:  "2015-07-02 11:01:31" },
  { height:  543171 , difficulty:  868625 , date:  "2015-07-02 11:02:44" },
  { height:  543172 , difficulty:  869077 , date:  "2015-07-02 11:03:18" },
  { height:  543173 , difficulty:  873323 , date:  "2015-07-02 11:03:52" },
  { height:  543174 , difficulty:  873106 , date:  "2015-07-02 11:10:45" },
  { height:  543175 , difficulty:  877683 , date:  "2015-07-02 11:23:29" },
  { height:  543176 , difficulty:  878434 , date:  "2015-07-02 11:24:23" },
  { height:  543177 , difficulty:  875821 , date:  "2015-07-02 11:28:09" },
  { height:  543178 , difficulty:  876038 , date:  "2015-07-02 11:31:47" },
  { height:  543179 , difficulty:  875448 , date:  "2015-07-02 11:31:53" },
  { height:  543180 , difficulty:  874686 , date:  "2015-07-02 11:35:42" },
  { height:  543181 , difficulty:  873282 , date:  "2015-07-02 11:36:23" },
  { height:  543182 , difficulty:  874553 , date:  "2015-07-02 11:39:31" },
  { height:  543183 , difficulty:  870289 , date:  "2015-07-02 11:40:02" },
  { height:  543184 , difficulty:  871630 , date:  "2015-07-02 11:40:51" },
  { height:  543185 , difficulty:  868578 , date:  "2015-07-02 11:42:30" },
  { height:  543186 , difficulty:  869046 , date:  "2015-07-02 11:42:54" },
  { height:  543187 , difficulty:  869355 , date:  "2015-07-02 11:45:12" },
  { height:  543188 , difficulty:  866293 , date:  "2015-07-02 11:45:20" },
  { height:  543189 , difficulty:  867514 , date:  "2015-07-02 11:47:33" },
  { height:  543190 , difficulty:  867088 , date:  "2015-07-02 11:48:21" },
  { height:  543191 , difficulty:  864743 , date:  "2015-07-02 11:49:06" },
  { height:  543192 , difficulty:  864833 , date:  "2015-07-02 11:50:57" },
  { height:  543193 , difficulty:  864629 , date:  "2015-07-02 11:51:12" },
  { height:  543194 , difficulty:  870561 , date:  "2015-07-02 11:54:27" },
  { height:  543195 , difficulty:  873561 , date:  "2015-07-02 11:56:23" },
  { height:  543196 , difficulty:  872551 , date:  "2015-07-02 11:59:34" },
  { height:  543197 , difficulty:  872100 , date:  "2015-07-02 11:59:42" },
  { height:  543198 , difficulty:  871728 , date:  "2015-07-02 12:00:17" },
  { height:  543199 , difficulty:  869574 , date:  "2015-07-02 12:00:49" },
  { height:  543200 , difficulty:  868582 , date:  "2015-07-02 12:03:04" },
  { height:  543201 , difficulty:  868317 , date:  "2015-07-02 12:03:14" },
  { height:  543202 , difficulty:  869605 , date:  "2015-07-02 12:04:15" },
  { height:  543203 , difficulty:  870078 , date:  "2015-07-02 12:04:50" },
  { height:  543204 , difficulty:  870185 , date:  "2015-07-02 12:06:10" },
  { height:  543205 , difficulty:  875519 , date:  "2015-07-02 12:07:38" },
  { height:  543206 , difficulty:  876433 , date:  "2015-07-02 12:07:39" },
  { height:  543207 , difficulty:  877210 , date:  "2015-07-02 12:07:47" },
  { height:  543208 , difficulty:  877359 , date:  "2015-07-02 12:11:35" },
  { height:  543209 , difficulty:  875580 , date:  "2015-07-02 12:11:38" },
  { height:  543210 , difficulty:  875598 , date:  "2015-07-02 12:11:50" },
  { height:  543211 , difficulty:  874478 , date:  "2015-07-02 12:12:32" },
  { height:  543212 , difficulty:  875145 , date:  "2015-07-02 12:15:03" },
  { height:  543213 , difficulty:  875545 , date:  "2015-07-02 12:15:07" },
  { height:  543214 , difficulty:  875493 , date:  "2015-07-02 12:15:32" },
  { height:  543215 , difficulty:  875557 , date:  "2015-07-02 12:15:43" },
  { height:  543216 , difficulty:  876003 , date:  "2015-07-02 12:17:53" },
  { height:  543217 , difficulty:  877303 , date:  "2015-07-02 12:18:18" },
  { height:  543218 , difficulty:  875132 , date:  "2015-07-02 12:21:47" },
  { height:  543219 , difficulty:  873336 , date:  "2015-07-02 12:25:02" },
  { height:  543220 , difficulty:  876678 , date:  "2015-07-02 12:25:22" },
  { height:  543221 , difficulty:  875969 , date:  "2015-07-02 12:26:27" },
  { height:  543222 , difficulty:  879531 , date:  "2015-07-02 12:26:57" },
  { height:  543223 , difficulty:  877859 , date:  "2015-07-02 12:27:33" },
  { height:  543224 , difficulty:  878117 , date:  "2015-07-02 12:27:39" },
  { height:  543225 , difficulty:  878460 , date:  "2015-07-02 12:27:58" },
  { height:  543226 , difficulty:  878644 , date:  "2015-07-02 12:28:31" },
  { height:  543227 , difficulty:  879385 , date:  "2015-07-02 12:29:28" },
  { height:  543228 , difficulty:  878279 , date:  "2015-07-02 12:30:04" },
  { height:  543229 , difficulty:  881426 , date:  "2015-07-02 12:30:05" },
  { height:  543230 , difficulty:  880061 , date:  "2015-07-02 12:30:11" },
  { height:  543231 , difficulty:  877332 , date:  "2015-07-02 12:30:16" },
  { height:  543232 , difficulty:  877532 , date:  "2015-07-02 12:30:26" },
  { height:  543233 , difficulty:  878292 , date:  "2015-07-02 12:32:04" },
  { height:  543234 , difficulty:  876588 , date:  "2015-07-02 12:32:09" },
  { height:  543235 , difficulty:  874784 , date:  "2015-07-02 12:32:18" },
  { height:  543236 , difficulty:  873839 , date:  "2015-07-02 12:33:05" },
  { height:  543237 , difficulty:  877485 , date:  "2015-07-02 12:33:09" },
  { height:  543238 , difficulty:  870805 , date:  "2015-07-02 12:35:02" },
  { height:  543239 , difficulty:  871019 , date:  "2015-07-02 12:35:10" },
  { height:  543240 , difficulty:  874296 , date:  "2015-07-02 12:35:11" },
  { height:  543241 , difficulty:  878239 , date:  "2015-07-02 12:35:48" },
  { height:  543242 , difficulty:  879299 , date:  "2015-07-02 12:35:59" },
  { height:  543243 , difficulty:  879183 , date:  "2015-07-02 12:36:52" },
  { height:  543244 , difficulty:  885427 , date:  "2015-07-02 12:38:02" },
  { height:  543245 , difficulty:  884390 , date:  "2015-07-02 12:38:10" },
  { height:  543246 , difficulty:  881625 , date:  "2015-07-02 12:39:10" },
  { height:  543247 , difficulty:  882584 , date:  "2015-07-02 12:39:12" },
  { height:  543248 , difficulty:  882008 , date:  "2015-07-02 12:39:14" },
  { height:  543249 , difficulty:  882464 , date:  "2015-07-02 12:39:33" },
  { height:  543250 , difficulty:  873109 , date:  "2015-07-02 12:40:52" },
  { height:  543251 , difficulty:  857769 , date:  "2015-07-02 12:42:16" },
  { height:  543252 , difficulty:  857355 , date:  "2015-07-02 12:47:50" },
  { height:  543253 , difficulty:  852240 , date:  "2015-07-02 12:48:14" },
  { height:  543254 , difficulty:  847059 , date:  "2015-07-02 12:51:39" },
  { height:  543255 , difficulty:  847711 , date:  "2015-07-02 12:53:41" },
  { height:  543256 , difficulty:  843836 , date:  "2015-07-02 12:55:53" },
  { height:  543257 , difficulty:  843570 , date:  "2015-07-02 12:56:54" },
  { height:  543258 , difficulty:  839446 , date:  "2015-07-02 12:57:12" },
  { height:  543259 , difficulty:  839393 , date:  "2015-07-02 12:57:49" },
  { height:  543260 , difficulty:  838712 , date:  "2015-07-02 12:59:34" },
  { height:  543261 , difficulty:  838026 , date:  "2015-07-02 13:04:38" },
  { height:  543262 , difficulty:  837875 , date:  "2015-07-02 13:05:46" },
  { height:  543263 , difficulty:  836879 , date:  "2015-07-02 13:09:02" },
  { height:  543264 , difficulty:  836965 , date:  "2015-07-02 13:09:12" },
  { height:  543265 , difficulty:  838895 , date:  "2015-07-02 13:09:26" },
  { height:  543266 , difficulty:  838863 , date:  "2015-07-02 13:15:16" },
  { height:  543267 , difficulty:  840455 , date:  "2015-07-02 13:15:24" },
  { height:  543268 , difficulty:  840979 , date:  "2015-07-02 13:15:28" },
  { height:  543269 , difficulty:  843628 , date:  "2015-07-02 13:15:46" },
  { height:  543270 , difficulty:  839652 , date:  "2015-07-02 13:17:51" },
  { height:  543271 , difficulty:  837554 , date:  "2015-07-02 13:18:58" },
  { height:  543272 , difficulty:  836980 , date:  "2015-07-02 13:19:12" },
  { height:  543273 , difficulty:  837034 , date:  "2015-07-02 13:23:53" },
  { height:  543274 , difficulty:  838242 , date:  "2015-07-02 13:25:37" },
  { height:  543275 , difficulty:  837756 , date:  "2015-07-02 13:26:28" },
  { height:  543276 , difficulty:  836811 , date:  "2015-07-02 13:26:33" },
  { height:  543277 , difficulty:  837790 , date:  "2015-07-02 13:26:36" },
  { height:  543278 , difficulty:  837712 , date:  "2015-07-02 13:26:44" },
  { height:  543279 , difficulty:  837104 , date:  "2015-07-02 13:29:36" },
  { height:  543280 , difficulty:  835513 , date:  "2015-07-02 13:30:12" },
  { height:  543281 , difficulty:  834233 , date:  "2015-07-02 13:31:09" },
  { height:  543282 , difficulty:  835278 , date:  "2015-07-02 13:32:37" },
  { height:  543283 , difficulty:  837579 , date:  "2015-07-02 13:32:42" },
  { height:  543284 , difficulty:  832448 , date:  "2015-07-02 13:32:49" },
  { height:  543285 , difficulty:  837633 , date:  "2015-07-02 13:34:00" },
  { height:  543286 , difficulty:  839237 , date:  "2015-07-02 13:34:17" },
  { height:  543287 , difficulty:  838788 , date:  "2015-07-02 13:35:32" },
  { height:  543288 , difficulty:  835458 , date:  "2015-07-02 13:36:53" },
  { height:  543289 , difficulty:  838427 , date:  "2015-07-02 13:38:26" },
  { height:  543290 , difficulty:  838104 , date:  "2015-07-02 13:39:53" },
  { height:  543291 , difficulty:  843890 , date:  "2015-07-02 13:39:56" },
  { height:  543292 , difficulty:  841013 , date:  "2015-07-02 13:41:59" },
  { height:  543293 , difficulty:  844907 , date:  "2015-07-02 13:42:00" },
  { height:  543294 , difficulty:  840059 , date:  "2015-07-02 13:43:00" },
  { height:  543295 , difficulty:  836484 , date:  "2015-07-02 13:43:39" },
  { height:  543296 , difficulty:  836991 , date:  "2015-07-02 13:43:55" },
  { height:  543297 , difficulty:  839973 , date:  "2015-07-02 13:44:50" },
  { height:  543298 , difficulty:  840028 , date:  "2015-07-02 13:44:56" },
  { height:  543299 , difficulty:  842697 , date:  "2015-07-02 13:44:59" },
  { height:  543300 , difficulty:  844429 , date:  "2015-07-02 13:46:24" },
  { height:  543301 , difficulty:  844382 , date:  "2015-07-02 13:47:51" },
  { height:  543302 , difficulty:  844754 , date:  "2015-07-02 13:49:13" },
  { height:  543303 , difficulty:  844072 , date:  "2015-07-02 13:49:59" },
  { height:  543304 , difficulty:  843438 , date:  "2015-07-02 13:51:39" },
  { height:  543305 , difficulty:  843783 , date:  "2015-07-02 13:52:45" },
  { height:  543306 , difficulty:  846005 , date:  "2015-07-02 13:53:05" },
  { height:  543307 , difficulty:  846195 , date:  "2015-07-02 13:53:23" },
  { height:  543308 , difficulty:  847044 , date:  "2015-07-02 13:55:36" },
  { height:  543309 , difficulty:  845421 , date:  "2015-07-02 13:56:36" },
  { height:  543310 , difficulty:  846335 , date:  "2015-07-02 13:57:11" },
  { height:  543311 , difficulty:  848303 , date:  "2015-07-02 13:57:12" },
  { height:  543312 , difficulty:  851778 , date:  "2015-07-02 13:57:13" },
  { height:  543313 , difficulty:  852701 , date:  "2015-07-02 13:58:24" },
  { height:  543314 , difficulty:  850442 , date:  "2015-07-02 13:58:40" },
  { height:  543315 , difficulty:  850534 , date:  "2015-07-02 13:59:39" },
  { height:  543316 , difficulty:  851373 , date:  "2015-07-02 14:00:32" },
  { height:  543317 , difficulty:  850914 , date:  "2015-07-02 14:02:12" },
  { height:  543318 , difficulty:  851660 , date:  "2015-07-02 14:03:23" },
  { height:  543319 , difficulty:  850627 , date:  "2015-07-02 14:05:25" },
  { height:  543320 , difficulty:  852969 , date:  "2015-07-02 14:06:03" },
  { height:  543321 , difficulty:  854499 , date:  "2015-07-02 14:06:20" },
  { height:  543322 , difficulty:  855703 , date:  "2015-07-02 14:07:47" },
  { height:  543323 , difficulty:  856511 , date:  "2015-07-02 14:10:02" },
  { height:  543324 , difficulty:  857045 , date:  "2015-07-02 14:12:24" },
  { height:  543325 , difficulty:  857230 , date:  "2015-07-02 14:12:51" },
  { height:  543326 , difficulty:  856272 , date:  "2015-07-02 14:13:43" },
  { height:  543327 , difficulty:  855620 , date:  "2015-07-02 14:13:48" },
  { height:  543328 , difficulty:  847646 , date:  "2015-07-02 14:14:28" },
  { height:  543329 , difficulty:  848221 , date:  "2015-07-02 14:15:19" },
  { height:  543330 , difficulty:  844376 , date:  "2015-07-02 14:16:24" },
  { height:  543331 , difficulty:  842973 , date:  "2015-07-02 14:16:59" },
  { height:  543332 , difficulty:  839983 , date:  "2015-07-02 14:20:01" },
  { height:  543333 , difficulty:  839284 , date:  "2015-07-02 14:21:08" },
  { height:  543334 , difficulty:  841092 , date:  "2015-07-02 14:21:10" },
  { height:  543335 , difficulty:  840908 , date:  "2015-07-02 14:21:56" },
  { height:  543336 , difficulty:  838901 , date:  "2015-07-02 14:22:21" },
  { height:  543337 , difficulty:  831866 , date:  "2015-07-02 14:22:59" },
  { height:  543338 , difficulty:  831286 , date:  "2015-07-02 14:24:08" },
  { height:  543339 , difficulty:  828837 , date:  "2015-07-02 14:24:44" },
  { height:  543340 , difficulty:  828958 , date:  "2015-07-02 14:26:01" },
  { height:  543341 , difficulty:  829837 , date:  "2015-07-02 14:26:19" },
  { height:  543342 , difficulty:  822781 , date:  "2015-07-02 14:26:23" },
  { height:  543343 , difficulty:  823608 , date:  "2015-07-02 14:26:45" },
  { height:  543344 , difficulty:  824025 , date:  "2015-07-02 14:29:47" },
  { height:  543345 , difficulty:  824980 , date:  "2015-07-02 14:29:53" },
  { height:  543346 , difficulty:  822336 , date:  "2015-07-02 14:30:17" },
  { height:  543347 , difficulty:  821765 , date:  "2015-07-02 14:30:32" },
  { height:  543348 , difficulty:  824044 , date:  "2015-07-02 14:31:09" },
  { height:  543349 , difficulty:  818013 , date:  "2015-07-02 14:32:38" },
  { height:  543350 , difficulty:  817791 , date:  "2015-07-02 14:33:46" },
  { height:  543351 , difficulty:  816890 , date:  "2015-07-02 14:35:09" },
  { height:  543352 , difficulty:  819506 , date:  "2015-07-02 14:37:27" },
  { height:  543353 , difficulty:  824507 , date:  "2015-07-02 14:40:47" },
  { height:  543354 , difficulty:  824512 , date:  "2015-07-02 14:42:11" },
  { height:  543355 , difficulty:  820936 , date:  "2015-07-02 14:44:19" },
  { height:  543356 , difficulty:  820435 , date:  "2015-07-02 14:47:57" },
  { height:  543357 , difficulty:  819364 , date:  "2015-07-02 14:48:27" },
  { height:  543358 , difficulty:  817684 , date:  "2015-07-02 14:48:43" },
  { height:  543359 , difficulty:  818279 , date:  "2015-07-02 14:51:42" },
  { height:  543360 , difficulty:  818979 , date:  "2015-07-02 14:52:00" },
  { height:  543361 , difficulty:  817517 , date:  "2015-07-02 14:52:46" },
  { height:  543362 , difficulty:  817397 , date:  "2015-07-02 14:53:26" },
  { height:  543363 , difficulty:  816259 , date:  "2015-07-02 14:54:53" },
  { height:  543364 , difficulty:  817171 , date:  "2015-07-02 14:57:28" },
  { height:  543365 , difficulty:  815451 , date:  "2015-07-02 14:57:33" },
  { height:  543366 , difficulty:  817430 , date:  "2015-07-02 14:58:32" },
  { height:  543367 , difficulty:  818028 , date:  "2015-07-02 14:59:22" },
  { height:  543368 , difficulty:  816293 , date:  "2015-07-02 15:01:10" },
  { height:  543369 , difficulty:  817932 , date:  "2015-07-02 15:02:06" },
  { height:  543370 , difficulty:  817981 , date:  "2015-07-02 15:02:37" },
  { height:  543371 , difficulty:  818250 , date:  "2015-07-02 15:04:30" },
  { height:  543372 , difficulty:  821333 , date:  "2015-07-02 15:06:10" },
  { height:  543373 , difficulty:  821382 , date:  "2015-07-02 15:09:05" },
  { height:  543374 , difficulty:  823213 , date:  "2015-07-02 15:09:26" },
  { height:  543375 , difficulty:  824485 , date:  "2015-07-02 15:13:02" },
  { height:  543376 , difficulty:  823833 , date:  "2015-07-02 15:15:23" },
  { height:  543377 , difficulty:  826491 , date:  "2015-07-02 15:15:30" },
  { height:  543378 , difficulty:  824870 , date:  "2015-07-02 15:15:32" },
  { height:  543379 , difficulty:  824050 , date:  "2015-07-02 15:15:43" },
  { height:  543380 , difficulty:  823070 , date:  "2015-07-02 15:15:48" },
  { height:  543381 , difficulty:  825299 , date:  "2015-07-02 15:17:45" },
  { height:  543382 , difficulty:  825651 , date:  "2015-07-02 15:18:31" },
  { height:  543383 , difficulty:  826015 , date:  "2015-07-02 15:19:02" },
  { height:  543384 , difficulty:  832344 , date:  "2015-07-02 15:19:11" },
  { height:  543385 , difficulty:  832523 , date:  "2015-07-02 15:19:43" },
  { height:  543386 , difficulty:  832307 , date:  "2015-07-02 15:20:21" },
  { height:  543387 , difficulty:  832658 , date:  "2015-07-02 15:22:02" },
  { height:  543388 , difficulty:  833443 , date:  "2015-07-02 15:22:12" },
  { height:  543389 , difficulty:  833645 , date:  "2015-07-02 15:22:18" },
  { height:  543390 , difficulty:  833481 , date:  "2015-07-02 15:22:54" },
  { height:  543391 , difficulty:  832546 , date:  "2015-07-02 15:23:57" },
  { height:  543392 , difficulty:  831917 , date:  "2015-07-02 15:24:15" },
  { height:  543393 , difficulty:  831984 , date:  "2015-07-02 15:24:23" },
  { height:  543394 , difficulty:  830795 , date:  "2015-07-02 15:24:24" },
  { height:  543395 , difficulty:  829953 , date:  "2015-07-02 15:25:36" },
  { height:  543396 , difficulty:  829955 , date:  "2015-07-02 15:27:40" },
  { height:  543397 , difficulty:  829823 , date:  "2015-07-02 15:28:53" },
  { height:  543398 , difficulty:  828238 , date:  "2015-07-02 15:29:56" },
  { height:  543399 , difficulty:  825903 , date:  "2015-07-02 15:30:17" },
  { height:  543400 , difficulty:  826765 , date:  "2015-07-02 15:30:57" },
  { height:  543401 , difficulty:  827651 , date:  "2015-07-02 15:32:07" },
  { height:  543402 , difficulty:  830131 , date:  "2015-07-02 15:33:11" },
  { height:  543403 , difficulty:  830182 , date:  "2015-07-02 15:34:07" },
  { height:  543404 , difficulty:  829640 , date:  "2015-07-02 15:35:44" },
  { height:  543405 , difficulty:  828777 , date:  "2015-07-02 15:39:52" },
  { height:  543406 , difficulty:  827496 , date:  "2015-07-02 15:43:37" },
  { height:  543407 , difficulty:  830967 , date:  "2015-07-02 15:45:29" },
  { height:  543408 , difficulty:  826902 , date:  "2015-07-02 15:46:11" },
  { height:  543409 , difficulty:  826187 , date:  "2015-07-02 15:47:44" },
  { height:  543410 , difficulty:  827886 , date:  "2015-07-02 15:47:55" },
  { height:  543411 , difficulty:  827930 , date:  "2015-07-02 15:48:14" },
  { height:  543412 , difficulty:  832577 , date:  "2015-07-02 15:48:18" },
  { height:  543413 , difficulty:  834492 , date:  "2015-07-02 15:49:35" },
  { height:  543414 , difficulty:  833139 , date:  "2015-07-02 15:51:20" },
  { height:  543415 , difficulty:  832859 , date:  "2015-07-02 15:51:29" },
  { height:  543416 , difficulty:  831638 , date:  "2015-07-02 15:52:06" },
  { height:  543417 , difficulty:  831304 , date:  "2015-07-02 15:52:20" },
  { height:  543418 , difficulty:  831562 , date:  "2015-07-02 15:52:22" },
  { height:  543419 , difficulty:  833357 , date:  "2015-07-02 15:52:56" },
  { height:  543420 , difficulty:  830319 , date:  "2015-07-02 15:53:31" },
  { height:  543421 , difficulty:  830693 , date:  "2015-07-02 15:56:17" },
  { height:  543422 , difficulty:  832497 , date:  "2015-07-02 15:56:20" },
  { height:  543423 , difficulty:  832281 , date:  "2015-07-02 15:57:18" },
  { height:  543424 , difficulty:  831956 , date:  "2015-07-02 15:57:35" },
  { height:  543425 , difficulty:  830834 , date:  "2015-07-02 15:57:38" },
  { height:  543426 , difficulty:  830708 , date:  "2015-07-02 15:57:52" },
  { height:  543427 , difficulty:  830159 , date:  "2015-07-02 15:58:22" },
  { height:  543428 , difficulty:  827592 , date:  "2015-07-02 15:59:25" },
  { height:  543429 , difficulty:  823894 , date:  "2015-07-02 15:59:45" },
  { height:  543430 , difficulty:  822127 , date:  "2015-07-02 16:00:36" },
  { height:  543431 , difficulty:  821603 , date:  "2015-07-02 16:02:05" },
  { height:  543432 , difficulty:  816874 , date:  "2015-07-02 16:05:34" },
  { height:  543433 , difficulty:  816645 , date:  "2015-07-02 16:06:30" },
  { height:  543434 , difficulty:  816700 , date:  "2015-07-02 16:08:07" },
  { height:  543435 , difficulty:  813528 , date:  "2015-07-02 16:08:19" },
  { height:  543436 , difficulty:  815069 , date:  "2015-07-02 16:08:58" },
  { height:  543437 , difficulty:  814284 , date:  "2015-07-02 16:15:15" },
  { height:  543438 , difficulty:  815346 , date:  "2015-07-02 16:15:36" },
  { height:  543439 , difficulty:  814847 , date:  "2015-07-02 16:20:16" },
  { height:  543440 , difficulty:  812317 , date:  "2015-07-02 16:20:17" },
  { height:  543441 , difficulty:  812753 , date:  "2015-07-02 16:20:48" },
  { height:  543442 , difficulty:  812290 , date:  "2015-07-02 16:21:09" },
  { height:  543443 , difficulty:  811300 , date:  "2015-07-02 16:21:28" },
  { height:  543444 , difficulty:  811322 , date:  "2015-07-02 16:28:09" },
  { height:  543445 , difficulty:  810201 , date:  "2015-07-02 16:28:18" },
  { height:  543446 , difficulty:  813002 , date:  "2015-07-02 16:29:14" },
  { height:  543447 , difficulty:  812382 , date:  "2015-07-02 16:29:34" },
  { height:  543448 , difficulty:  810471 , date:  "2015-07-02 16:30:52" },
  { height:  543449 , difficulty:  809201 , date:  "2015-07-02 16:31:02" },
  { height:  543450 , difficulty:  809118 , date:  "2015-07-02 16:31:57" },
  { height:  543451 , difficulty:  804876 , date:  "2015-07-02 16:32:59" },
  { height:  543452 , difficulty:  803712 , date:  "2015-07-02 16:33:43" },
  { height:  543453 , difficulty:  804854 , date:  "2015-07-02 16:33:45" },
  { height:  543454 , difficulty:  805519 , date:  "2015-07-02 16:33:46" },
  { height:  543455 , difficulty:  807419 , date:  "2015-07-02 16:33:50" },
  { height:  543456 , difficulty:  808122 , date:  "2015-07-02 16:34:13" },
  { height:  543457 , difficulty:  806477 , date:  "2015-07-02 16:34:32" },
  { height:  543458 , difficulty:  805731 , date:  "2015-07-02 16:37:55" },
  { height:  543459 , difficulty:  805595 , date:  "2015-07-02 16:37:57" },
  { height:  543460 , difficulty:  806479 , date:  "2015-07-02 16:39:10" },
  { height:  543461 , difficulty:  806758 , date:  "2015-07-02 16:39:11" },
  { height:  543462 , difficulty:  806252 , date:  "2015-07-02 16:41:53" },
  { height:  543463 , difficulty:  805872 , date:  "2015-07-02 16:42:06" },
  { height:  543464 , difficulty:  807517 , date:  "2015-07-02 16:43:51" },
  { height:  543465 , difficulty:  807550 , date:  "2015-07-02 16:44:45" },
  { height:  543466 , difficulty:  807037 , date:  "2015-07-02 16:45:41" },
  { height:  543467 , difficulty:  807894 , date:  "2015-07-02 16:46:29" },
  { height:  543468 , difficulty:  807658 , date:  "2015-07-02 16:47:03" },
  { height:  543469 , difficulty:  809896 , date:  "2015-07-02 16:49:41" },
  { height:  543470 , difficulty:  810011 , date:  "2015-07-02 16:50:52" },
  { height:  543471 , difficulty:  808550 , date:  "2015-07-02 16:52:28" },
  { height:  543472 , difficulty:  806939 , date:  "2015-07-02 16:53:47" },
  { height:  543473 , difficulty:  805785 , date:  "2015-07-02 16:54:19" },
  { height:  543474 , difficulty:  804652 , date:  "2015-07-02 16:54:48" },
  { height:  543475 , difficulty:  804815 , date:  "2015-07-02 16:56:52" },
  { height:  543476 , difficulty:  805090 , date:  "2015-07-02 16:57:51" },
  { height:  543477 , difficulty:  804153 , date:  "2015-07-02 16:59:15" },
  { height:  543478 , difficulty:  803075 , date:  "2015-07-02 17:03:26" },
  { height:  543479 , difficulty:  802622 , date:  "2015-07-02 17:04:13" },
  { height:  543480 , difficulty:  800704 , date:  "2015-07-02 17:06:26" },
  { height:  543481 , difficulty:  796729 , date:  "2015-07-02 17:08:18" },
  { height:  543482 , difficulty:  792079 , date:  "2015-07-02 17:09:35" },
  { height:  543483 , difficulty:  791994 , date:  "2015-07-02 17:10:06" },
  { height:  543484 , difficulty:  791504 , date:  "2015-07-02 17:11:09" },
  { height:  543485 , difficulty:  790700 , date:  "2015-07-02 17:11:53" },
  { height:  543486 , difficulty:  791193 , date:  "2015-07-02 17:12:04" },
  { height:  543487 , difficulty:  795304 , date:  "2015-07-02 17:13:30" },
  { height:  543488 , difficulty:  795564 , date:  "2015-07-02 17:14:04" },
  { height:  543489 , difficulty:  796868 , date:  "2015-07-02 17:14:11" },
  { height:  543490 , difficulty:  795755 , date:  "2015-07-02 17:14:18" },
  { height:  543491 , difficulty:  795698 , date:  "2015-07-02 17:14:27" },
  { height:  543492 , difficulty:  797079 , date:  "2015-07-02 17:14:48" },
  { height:  543493 , difficulty:  796972 , date:  "2015-07-02 17:17:30" },
  { height:  543494 , difficulty:  798626 , date:  "2015-07-02 17:18:02" },
  { height:  543495 , difficulty:  799416 , date:  "2015-07-02 17:18:48" },
  { height:  543496 , difficulty:  802064 , date:  "2015-07-02 17:20:25" },
  { height:  543497 , difficulty:  799877 , date:  "2015-07-02 17:20:32" },
  { height:  543498 , difficulty:  800156 , date:  "2015-07-02 17:20:57" },
  { height:  543499 , difficulty:  806029 , date:  "2015-07-02 17:21:48" },
  { height:  543500 , difficulty:  806204 , date:  "2015-07-02 17:22:27" },
  { height:  543501 , difficulty:  806484 , date:  "2015-07-02 17:22:48" },
  { height:  543502 , difficulty:  808157 , date:  "2015-07-02 17:25:02" },
  { height:  543503 , difficulty:  807976 , date:  "2015-07-02 17:25:59" },
  { height:  543504 , difficulty:  807292 , date:  "2015-07-02 17:26:12" },
  { height:  543505 , difficulty:  806950 , date:  "2015-07-02 17:26:31" },
  { height:  543506 , difficulty:  809304 , date:  "2015-07-02 17:28:43" },
  { height:  543507 , difficulty:  807454 , date:  "2015-07-02 17:28:47" },
  { height:  543508 , difficulty:  803143 , date:  "2015-07-02 17:29:18" },
  { height:  543509 , difficulty:  802555 , date:  "2015-07-02 17:29:35" },
  { height:  543510 , difficulty:  800833 , date:  "2015-07-02 17:31:15" },
  { height:  543511 , difficulty:  802063 , date:  "2015-07-02 17:31:36" },
  { height:  543512 , difficulty:  802892 , date:  "2015-07-02 17:35:18" },
  { height:  543513 , difficulty:  795871 , date:  "2015-07-02 17:36:30" },
  { height:  543514 , difficulty:  796239 , date:  "2015-07-02 17:36:40" },
  { height:  543515 , difficulty:  790878 , date:  "2015-07-02 17:37:10" },
  { height:  543516 , difficulty:  791946 , date:  "2015-07-02 17:37:17" },
  { height:  543517 , difficulty:  791574 , date:  "2015-07-02 17:37:55" },
  { height:  543518 , difficulty:  792119 , date:  "2015-07-02 17:38:11" },
  { height:  543519 , difficulty:  796406 , date:  "2015-07-02 17:38:41" },
  { height:  543520 , difficulty:  788224 , date:  "2015-07-02 17:39:06" },
  { height:  543521 , difficulty:  790585 , date:  "2015-07-02 17:39:14" },
  { height:  543522 , difficulty:  790109 , date:  "2015-07-02 17:41:20" },
  { height:  543523 , difficulty:  789739 , date:  "2015-07-02 17:42:03" },
  { height:  543524 , difficulty:  790030 , date:  "2015-07-02 17:45:32" },
  { height:  543525 , difficulty:  790800 , date:  "2015-07-02 17:45:41" },
  { height:  543526 , difficulty:  790587 , date:  "2015-07-02 17:45:53" },
  { height:  543527 , difficulty:  791931 , date:  "2015-07-02 17:46:08" },
  { height:  543528 , difficulty:  791732 , date:  "2015-07-02 17:47:24" },
  { height:  543529 , difficulty:  791744 , date:  "2015-07-02 17:51:50" },
  { height:  543530 , difficulty:  793051 , date:  "2015-07-02 17:51:52" },
  { height:  543531 , difficulty:  793360 , date:  "2015-07-02 17:52:32" },
  { height:  543532 , difficulty:  794427 , date:  "2015-07-02 17:52:40" },
  { height:  543533 , difficulty:  794566 , date:  "2015-07-02 17:54:05" },
  { height:  543534 , difficulty:  793045 , date:  "2015-07-02 17:57:20" },
  { height:  543535 , difficulty:  793811 , date:  "2015-07-02 17:57:30" },
  { height:  543536 , difficulty:  792434 , date:  "2015-07-02 17:59:00" },
  { height:  543537 , difficulty:  793510 , date:  "2015-07-02 17:59:04" },
  { height:  543538 , difficulty:  792511 , date:  "2015-07-02 17:59:23" },
  { height:  543539 , difficulty:  795080 , date:  "2015-07-02 18:00:02" },
  { height:  543540 , difficulty:  794227 , date:  "2015-07-02 18:00:13" },
  { height:  543541 , difficulty:  793334 , date:  "2015-07-02 18:00:16" },
  { height:  543542 , difficulty:  792987 , date:  "2015-07-02 18:01:25" },
  { height:  543543 , difficulty:  792914 , date:  "2015-07-02 18:01:41" },
  { height:  543544 , difficulty:  792673 , date:  "2015-07-02 18:03:49" },
  { height:  543545 , difficulty:  789557 , date:  "2015-07-02 18:04:52" },
  { height:  543546 , difficulty:  788819 , date:  "2015-07-02 18:05:49" },
  { height:  543547 , difficulty:  787252 , date:  "2015-07-02 18:06:06" },
  { height:  543548 , difficulty:  786760 , date:  "2015-07-02 18:06:12" },
  { height:  543549 , difficulty:  786142 , date:  "2015-07-02 18:06:32" },
  { height:  543550 , difficulty:  786306 , date:  "2015-07-02 18:06:40" },
  { height:  543551 , difficulty:  783844 , date:  "2015-07-02 18:07:09" },
  { height:  543552 , difficulty:  785505 , date:  "2015-07-02 18:08:11" },
  { height:  543553 , difficulty:  783987 , date:  "2015-07-02 18:09:04" },
  { height:  543554 , difficulty:  778914 , date:  "2015-07-02 18:09:11" },
  { height:  543555 , difficulty:  778705 , date:  "2015-07-02 18:10:19" },
  { height:  543556 , difficulty:  776921 , date:  "2015-07-02 18:11:15" },
  { height:  543557 , difficulty:  775680 , date:  "2015-07-02 18:12:21" },
  { height:  543558 , difficulty:  774575 , date:  "2015-07-02 18:13:13" },
  { height:  543559 , difficulty:  777786 , date:  "2015-07-02 18:14:00" },
  { height:  543560 , difficulty:  776557 , date:  "2015-07-02 18:17:29" },
  { height:  543561 , difficulty:  775852 , date:  "2015-07-02 18:18:46" },
  { height:  543562 , difficulty:  777275 , date:  "2015-07-02 18:21:09" },
  { height:  543563 , difficulty:  775618 , date:  "2015-07-02 18:21:59" },
  { height:  543564 , difficulty:  775325 , date:  "2015-07-02 18:22:16" },
  { height:  543565 , difficulty:  775359 , date:  "2015-07-02 18:23:36" },
  { height:  543566 , difficulty:  777720 , date:  "2015-07-02 18:24:11" },
  { height:  543567 , difficulty:  778070 , date:  "2015-07-02 18:24:35" },
  { height:  543568 , difficulty:  778140 , date:  "2015-07-02 18:24:56" },
  { height:  543569 , difficulty:  775810 , date:  "2015-07-02 18:25:21" },
  { height:  543570 , difficulty:  775437 , date:  "2015-07-02 18:25:56" },
  { height:  543571 , difficulty:  776430 , date:  "2015-07-02 18:27:19" },
  { height:  543572 , difficulty:  776789 , date:  "2015-07-02 18:27:41" },
  { height:  543573 , difficulty:  777509 , date:  "2015-07-02 18:28:22" },
  { height:  543574 , difficulty:  777702 , date:  "2015-07-02 18:29:44" },
  { height:  543575 , difficulty:  779813 , date:  "2015-07-02 18:32:30" },
  { height:  543576 , difficulty:  780817 , date:  "2015-07-02 18:33:34" },
  { height:  543577 , difficulty:  782025 , date:  "2015-07-02 18:36:38" },
  { height:  543578 , difficulty:  782241 , date:  "2015-07-02 18:37:11" },
  { height:  543579 , difficulty:  781126 , date:  "2015-07-02 18:38:28" },
  { height:  543580 , difficulty:  782800 , date:  "2015-07-02 18:40:43" },
  { height:  543581 , difficulty:  785342 , date:  "2015-07-02 18:40:48" },
  { height:  543582 , difficulty:  783219 , date:  "2015-07-02 18:43:32" },
  { height:  543583 , difficulty:  786607 , date:  "2015-07-02 18:45:20" },
  { height:  543584 , difficulty:  786293 , date:  "2015-07-02 18:47:30" },
  { height:  543585 , difficulty:  786245 , date:  "2015-07-02 18:47:37" },
  { height:  543586 , difficulty:  784254 , date:  "2015-07-02 18:51:23" },
  { height:  543587 , difficulty:  784199 , date:  "2015-07-02 18:51:34" },
  { height:  543588 , difficulty:  780071 , date:  "2015-07-02 18:52:36" },
  { height:  543589 , difficulty:  779402 , date:  "2015-07-02 18:53:39" },
  { height:  543590 , difficulty:  780110 , date:  "2015-07-02 18:54:05" },
  { height:  543591 , difficulty:  779492 , date:  "2015-07-02 18:54:54" },
  { height:  543592 , difficulty:  779927 , date:  "2015-07-02 18:55:00" },
  { height:  543593 , difficulty:  779225 , date:  "2015-07-02 18:55:37" },
  { height:  543594 , difficulty:  780836 , date:  "2015-07-02 18:55:48" },
  { height:  543595 , difficulty:  781734 , date:  "2015-07-02 18:56:09" },
  { height:  543596 , difficulty:  788212 , date:  "2015-07-02 18:56:49" },
  { height:  543597 , difficulty:  790784 , date:  "2015-07-02 19:00:09" },
  { height:  543598 , difficulty:  791134 , date:  "2015-07-02 19:00:15" },
  { height:  543599 , difficulty:  793302 , date:  "2015-07-02 19:02:49" },
  { height:  543600 , difficulty:  790228 , date:  "2015-07-02 19:03:12" },
  { height:  543601 , difficulty:  791643 , date:  "2015-07-02 19:04:34" },
  { height:  543602 , difficulty:  791598 , date:  "2015-07-02 19:04:55" },
  { height:  543603 , difficulty:  791767 , date:  "2015-07-02 19:05:18" },
  { height:  543604 , difficulty:  791263 , date:  "2015-07-02 19:06:11" },
  { height:  543605 , difficulty:  788887 , date:  "2015-07-02 19:07:11" },
  { height:  543606 , difficulty:  791384 , date:  "2015-07-02 19:07:44" },
  { height:  543607 , difficulty:  790941 , date:  "2015-07-02 19:08:20" },
  { height:  543608 , difficulty:  792655 , date:  "2015-07-02 19:09:42" },
  { height:  543609 , difficulty:  790960 , date:  "2015-07-02 19:10:06" },
  { height:  543610 , difficulty:  787016 , date:  "2015-07-02 19:10:12" },
  { height:  543611 , difficulty:  787246 , date:  "2015-07-02 19:12:30" },
  { height:  543612 , difficulty:  785696 , date:  "2015-07-02 19:13:43" },
  { height:  543613 , difficulty:  785716 , date:  "2015-07-02 19:15:04" },
  { height:  543614 , difficulty:  786336 , date:  "2015-07-02 19:15:23" },
  { height:  543615 , difficulty:  786117 , date:  "2015-07-02 19:17:03" },
  { height:  543616 , difficulty:  786930 , date:  "2015-07-02 19:17:05" },
  { height:  543617 , difficulty:  788095 , date:  "2015-07-02 19:17:27" },
  { height:  543618 , difficulty:  789409 , date:  "2015-07-02 19:18:15" },
  { height:  543619 , difficulty:  789106 , date:  "2015-07-02 19:21:35" },
  { height:  543620 , difficulty:  787062 , date:  "2015-07-02 19:22:16" },
  { height:  543621 , difficulty:  786073 , date:  "2015-07-02 19:23:21" },
  { height:  543622 , difficulty:  786817 , date:  "2015-07-02 19:23:32" },
  { height:  543623 , difficulty:  787952 , date:  "2015-07-02 19:24:08" },
  { height:  543624 , difficulty:  789773 , date:  "2015-07-02 19:25:24" },
  { height:  543625 , difficulty:  791559 , date:  "2015-07-02 19:25:40" },
  { height:  543626 , difficulty:  792280 , date:  "2015-07-02 19:27:15" },
  { height:  543627 , difficulty:  791742 , date:  "2015-07-02 19:27:24" },
  { height:  543628 , difficulty:  791917 , date:  "2015-07-02 19:27:44" },
  { height:  543629 , difficulty:  799291 , date:  "2015-07-02 19:27:50" },
  { height:  543630 , difficulty:  800606 , date:  "2015-07-02 19:28:20" },
  { height:  543631 , difficulty:  799274 , date:  "2015-07-02 19:30:00" },
  { height:  543632 , difficulty:  799867 , date:  "2015-07-02 19:30:21" },
  { height:  543633 , difficulty:  798453 , date:  "2015-07-02 19:30:58" },
  { height:  543634 , difficulty:  797445 , date:  "2015-07-02 19:31:56" },
  { height:  543635 , difficulty:  797591 , date:  "2015-07-02 19:31:59" },
  { height:  543636 , difficulty:  793193 , date:  "2015-07-02 19:33:10" },
  { height:  543637 , difficulty:  791612 , date:  "2015-07-02 19:36:41" },
  { height:  543638 , difficulty:  790185 , date:  "2015-07-02 19:37:26" },
  { height:  543639 , difficulty:  789612 , date:  "2015-07-02 19:37:41" },
  { height:  543640 , difficulty:  791202 , date:  "2015-07-02 19:39:45" },
  { height:  543641 , difficulty:  789538 , date:  "2015-07-02 19:40:09" },
  { height:  543642 , difficulty:  788939 , date:  "2015-07-02 19:40:16" },
  { height:  543643 , difficulty:  790818 , date:  "2015-07-02 19:40:35" },
  { height:  543644 , difficulty:  790381 , date:  "2015-07-02 19:42:38" },
  { height:  543645 , difficulty:  790171 , date:  "2015-07-02 19:45:22" },
  { height:  543646 , difficulty:  790147 , date:  "2015-07-02 19:46:01" },
  { height:  543647 , difficulty:  792849 , date:  "2015-07-02 19:46:18" },
  { height:  543648 , difficulty:  792435 , date:  "2015-07-02 19:46:39" },
  { height:  543649 , difficulty:  792792 , date:  "2015-07-02 19:47:14" },
  { height:  543650 , difficulty:  791346 , date:  "2015-07-02 19:47:35" },
  { height:  543651 , difficulty:  788353 , date:  "2015-07-02 19:47:41" },
  { height:  543652 , difficulty:  787164 , date:  "2015-07-02 19:47:54" },
  { height:  543653 , difficulty:  784351 , date:  "2015-07-02 19:49:08" },
  { height:  543654 , difficulty:  783878 , date:  "2015-07-02 19:49:58" },
  { height:  543655 , difficulty:  782578 , date:  "2015-07-02 19:51:40" },
  { height:  543656 , difficulty:  779841 , date:  "2015-07-02 19:51:50" },
  { height:  543657 , difficulty:  782991 , date:  "2015-07-02 19:54:00" },
  { height:  543658 , difficulty:  779664 , date:  "2015-07-02 19:55:03" },
  { height:  543659 , difficulty:  780915 , date:  "2015-07-02 19:57:23" },
  { height:  543660 , difficulty:  779297 , date:  "2015-07-02 19:58:02" },
  { height:  543661 , difficulty:  779611 , date:  "2015-07-02 19:58:29" },
  { height:  543662 , difficulty:  776437 , date:  "2015-07-02 20:01:15" },
  { height:  543663 , difficulty:  777795 , date:  "2015-07-02 20:02:06" },
  { height:  543664 , difficulty:  776618 , date:  "2015-07-02 20:02:08" },
  { height:  543665 , difficulty:  775905 , date:  "2015-07-02 20:02:49" },
  { height:  543666 , difficulty:  776339 , date:  "2015-07-02 20:05:17" },
  { height:  543667 , difficulty:  775359 , date:  "2015-07-02 20:05:50" },
  { height:  543668 , difficulty:  775344 , date:  "2015-07-02 20:06:06" },
  { height:  543669 , difficulty:  776377 , date:  "2015-07-02 20:06:07" },
  { height:  543670 , difficulty:  776748 , date:  "2015-07-02 20:07:43" },
  { height:  543671 , difficulty:  779599 , date:  "2015-07-02 20:07:57" },
  { height:  543672 , difficulty:  781633 , date:  "2015-07-02 20:08:36" },
  { height:  543673 , difficulty:  778600 , date:  "2015-07-02 20:08:41" },
  { height:  543674 , difficulty:  779503 , date:  "2015-07-02 20:09:48" },
  { height:  543675 , difficulty:  776600 , date:  "2015-07-02 20:09:57" },
  { height:  543676 , difficulty:  776567 , date:  "2015-07-02 20:12:15" },
  { height:  543677 , difficulty:  776572 , date:  "2015-07-02 20:13:31" },
  { height:  543678 , difficulty:  776495 , date:  "2015-07-02 20:13:40" },
  { height:  543679 , difficulty:  779658 , date:  "2015-07-02 20:14:22" },
  { height:  543680 , difficulty:  779435 , date:  "2015-07-02 20:15:48" },
  { height:  543681 , difficulty:  779641 , date:  "2015-07-02 20:15:57" },
  { height:  543682 , difficulty:  781403 , date:  "2015-07-02 20:16:31" },
  { height:  543683 , difficulty:  780755 , date:  "2015-07-02 20:16:59" },
  { height:  543684 , difficulty:  781357 , date:  "2015-07-02 20:17:23" },
  { height:  543685 , difficulty:  780891 , date:  "2015-07-02 20:18:26" },
  { height:  543686 , difficulty:  782801 , date:  "2015-07-02 20:18:47" },
  { height:  543687 , difficulty:  780085 , date:  "2015-07-02 20:18:50" },
  { height:  543688 , difficulty:  783217 , date:  "2015-07-02 20:19:41" },
  { height:  543689 , difficulty:  781612 , date:  "2015-07-02 20:19:57" },
  { height:  543690 , difficulty:  781814 , date:  "2015-07-02 20:20:00" },
  { height:  543691 , difficulty:  783722 , date:  "2015-07-02 20:20:09" },
  { height:  543692 , difficulty:  784958 , date:  "2015-07-02 20:20:54" },
  { height:  543693 , difficulty:  784900 , date:  "2015-07-02 20:21:05" },
  { height:  543694 , difficulty:  785840 , date:  "2015-07-02 20:23:18" },
  { height:  543695 , difficulty:  782172 , date:  "2015-07-02 20:24:15" },
  { height:  543696 , difficulty:  782847 , date:  "2015-07-02 20:24:34" },
  { height:  543697 , difficulty:  784159 , date:  "2015-07-02 20:24:43" },
  { height:  543698 , difficulty:  784091 , date:  "2015-07-02 20:25:51" },
  { height:  543699 , difficulty:  783631 , date:  "2015-07-02 20:26:12" },
  { height:  543700 , difficulty:  782458 , date:  "2015-07-02 20:27:00" },
  { height:  543701 , difficulty:  782340 , date:  "2015-07-02 20:27:43" },
  { height:  543702 , difficulty:  780828 , date:  "2015-07-02 20:28:56" },
  { height:  543703 , difficulty:  780951 , date:  "2015-07-02 20:31:44" },
  { height:  543704 , difficulty:  781118 , date:  "2015-07-02 20:33:20" },
  { height:  543705 , difficulty:  781371 , date:  "2015-07-02 20:33:21" },
  { height:  543706 , difficulty:  781444 , date:  "2015-07-02 20:34:40" },
  { height:  543707 , difficulty:  779528 , date:  "2015-07-02 20:35:19" },
  { height:  543708 , difficulty:  779188 , date:  "2015-07-02 20:36:32" },
  { height:  543709 , difficulty:  779798 , date:  "2015-07-02 20:37:37" },
  { height:  543710 , difficulty:  779096 , date:  "2015-07-02 20:38:05" },
  { height:  543711 , difficulty:  779106 , date:  "2015-07-02 20:39:23" },
  { height:  543712 , difficulty:  778636 , date:  "2015-07-02 20:40:04" },
  { height:  543713 , difficulty:  774442 , date:  "2015-07-02 20:40:13" },
  { height:  543714 , difficulty:  777915 , date:  "2015-07-02 20:40:28" },
  { height:  543715 , difficulty:  778050 , date:  "2015-07-02 20:41:08" },
  { height:  543716 , difficulty:  777938 , date:  "2015-07-02 20:42:46" },
  { height:  543717 , difficulty:  781928 , date:  "2015-07-02 20:43:20" },
  { height:  543718 , difficulty:  781788 , date:  "2015-07-02 20:43:56" },
  { height:  543719 , difficulty:  782844 , date:  "2015-07-02 20:44:07" },
  { height:  543720 , difficulty:  780551 , date:  "2015-07-02 20:45:26" },
  { height:  543721 , difficulty:  777310 , date:  "2015-07-02 20:45:32" },
  { height:  543722 , difficulty:  777752 , date:  "2015-07-02 20:45:54" },
  { height:  543723 , difficulty:  779207 , date:  "2015-07-02 20:46:04" },
  { height:  543724 , difficulty:  779778 , date:  "2015-07-02 20:48:10" },
  { height:  543725 , difficulty:  780353 , date:  "2015-07-02 20:48:23" },
  { height:  543726 , difficulty:  780517 , date:  "2015-07-02 20:48:38" },
  { height:  543727 , difficulty:  780636 , date:  "2015-07-02 20:48:59" },
  { height:  543728 , difficulty:  781840 , date:  "2015-07-02 20:49:29" },
  { height:  543729 , difficulty:  781154 , date:  "2015-07-02 20:50:17" },
  { height:  543730 , difficulty:  782518 , date:  "2015-07-02 20:51:02" },
  { height:  543731 , difficulty:  781782 , date:  "2015-07-02 20:51:33" },
  { height:  543732 , difficulty:  782749 , date:  "2015-07-02 20:51:39" },
  { height:  543733 , difficulty:  780766 , date:  "2015-07-02 20:51:44" },
  { height:  543734 , difficulty:  779420 , date:  "2015-07-02 20:52:27" },
  { height:  543735 , difficulty:  777009 , date:  "2015-07-02 20:52:32" },
  { height:  543736 , difficulty:  777041 , date:  "2015-07-02 20:54:14" },
  { height:  543737 , difficulty:  776688 , date:  "2015-07-02 20:54:39" },
  { height:  543738 , difficulty:  773401 , date:  "2015-07-02 20:54:53" },
  { height:  543739 , difficulty:  772368 , date:  "2015-07-02 20:56:40" },
  { height:  543740 , difficulty:  772958 , date:  "2015-07-02 20:56:46" },
  { height:  543741 , difficulty:  776399 , date:  "2015-07-02 20:58:06" },
  { height:  543742 , difficulty:  776063 , date:  "2015-07-02 20:59:06" },
  { height:  543743 , difficulty:  775401 , date:  "2015-07-02 20:59:25" },
  { height:  543744 , difficulty:  776541 , date:  "2015-07-02 21:01:37" },
  { height:  543745 , difficulty:  776934 , date:  "2015-07-02 21:02:07" },
  { height:  543746 , difficulty:  775623 , date:  "2015-07-02 21:03:23" },
  { height:  543747 , difficulty:  776332 , date:  "2015-07-02 21:09:36" },
  { height:  543748 , difficulty:  776033 , date:  "2015-07-02 21:09:46" },
  { height:  543749 , difficulty:  776686 , date:  "2015-07-02 21:10:40" },
  { height:  543750 , difficulty:  777415 , date:  "2015-07-02 21:11:03" },
  { height:  543751 , difficulty:  777197 , date:  "2015-07-02 21:11:11" },
  { height:  543752 , difficulty:  774382 , date:  "2015-07-02 21:15:47" },
  { height:  543753 , difficulty:  772944 , date:  "2015-07-02 21:17:36" },
  { height:  543754 , difficulty:  777672 , date:  "2015-07-02 21:18:22" },
  { height:  543755 , difficulty:  777648 , date:  "2015-07-02 21:19:36" },
  { height:  543756 , difficulty:  775893 , date:  "2015-07-02 21:19:43" },
  { height:  543757 , difficulty:  778050 , date:  "2015-07-02 21:19:55" },
  { height:  543758 , difficulty:  777419 , date:  "2015-07-02 21:22:20" },
  { height:  543759 , difficulty:  776908 , date:  "2015-07-02 21:22:30" },
  { height:  543760 , difficulty:  776727 , date:  "2015-07-02 21:22:39" },
  { height:  543761 , difficulty:  780575 , date:  "2015-07-02 21:23:48" },
  { height:  543762 , difficulty:  781110 , date:  "2015-07-02 21:23:49" },
  { height:  543763 , difficulty:  781024 , date:  "2015-07-02 21:25:37" },
  { height:  543764 , difficulty:  780085 , date:  "2015-07-02 21:26:06" },
  { height:  543765 , difficulty:  780563 , date:  "2015-07-02 21:26:22" },
  { height:  543766 , difficulty:  780504 , date:  "2015-07-02 21:29:02" },
  { height:  543767 , difficulty:  781610 , date:  "2015-07-02 21:30:15" },
  { height:  543768 , difficulty:  781462 , date:  "2015-07-02 21:30:33" },
  { height:  543769 , difficulty:  783030 , date:  "2015-07-02 21:31:37" },
  { height:  543770 , difficulty:  781191 , date:  "2015-07-02 21:33:49" },
  { height:  543771 , difficulty:  780074 , date:  "2015-07-02 21:34:28" },
  { height:  543772 , difficulty:  780153 , date:  "2015-07-02 21:34:43" },
  { height:  543773 , difficulty:  780156 , date:  "2015-07-02 21:39:03" },
  { height:  543774 , difficulty:  779666 , date:  "2015-07-02 21:40:10" },
  { height:  543775 , difficulty:  779667 , date:  "2015-07-02 21:40:34" },
  { height:  543776 , difficulty:  780717 , date:  "2015-07-02 21:44:48" },
  { height:  543777 , difficulty:  779787 , date:  "2015-07-02 21:44:55" },
  { height:  543778 , difficulty:  779248 , date:  "2015-07-02 21:45:22" },
  { height:  543779 , difficulty:  776392 , date:  "2015-07-02 21:45:45" },
  { height:  543780 , difficulty:  777342 , date:  "2015-07-02 21:45:52" },
  { height:  543781 , difficulty:  777308 , date:  "2015-07-02 21:46:09" },
  { height:  543782 , difficulty:  778976 , date:  "2015-07-02 21:46:35" },
  { height:  543783 , difficulty:  778181 , date:  "2015-07-02 21:46:39" },
  { height:  543784 , difficulty:  779644 , date:  "2015-07-02 21:48:18" },
  { height:  543785 , difficulty:  778518 , date:  "2015-07-02 21:48:19" },
  { height:  543786 , difficulty:  778304 , date:  "2015-07-02 21:49:31" },
  { height:  543787 , difficulty:  779898 , date:  "2015-07-02 21:51:24" },
  { height:  543788 , difficulty:  780612 , date:  "2015-07-02 21:51:31" },
  { height:  543789 , difficulty:  781502 , date:  "2015-07-02 21:51:46" },
  { height:  543790 , difficulty:  783635 , date:  "2015-07-02 21:53:29" },
  { height:  543791 , difficulty:  783132 , date:  "2015-07-02 21:54:57" },
  { height:  543792 , difficulty:  782136 , date:  "2015-07-02 21:55:00" },
  { height:  543793 , difficulty:  781425 , date:  "2015-07-02 21:55:58" },
  { height:  543794 , difficulty:  780876 , date:  "2015-07-02 21:58:10" },
  { height:  543795 , difficulty:  781468 , date:  "2015-07-02 22:00:46" },
  { height:  543796 , difficulty:  780422 , date:  "2015-07-02 22:00:56" },
  { height:  543797 , difficulty:  781211 , date:  "2015-07-02 22:01:08" },
  { height:  543798 , difficulty:  782743 , date:  "2015-07-02 22:01:47" },
  { height:  543799 , difficulty:  783537 , date:  "2015-07-02 22:01:58" },
  { height:  543800 , difficulty:  781169 , date:  "2015-07-02 22:02:12" },
  { height:  543801 , difficulty:  782433 , date:  "2015-07-02 22:02:17" },
  { height:  543802 , difficulty:  782869 , date:  "2015-07-02 22:03:55" },
  { height:  543803 , difficulty:  782430 , date:  "2015-07-02 22:04:55" },
  { height:  543804 , difficulty:  782599 , date:  "2015-07-02 22:04:58" },
  { height:  543805 , difficulty:  781703 , date:  "2015-07-02 22:07:13" },
  { height:  543806 , difficulty:  781085 , date:  "2015-07-02 22:07:20" },
  { height:  543807 , difficulty:  780378 , date:  "2015-07-02 22:08:49" },
  { height:  543808 , difficulty:  783052 , date:  "2015-07-02 22:08:53" },
  { height:  543809 , difficulty:  783670 , date:  "2015-07-02 22:09:29" },
  { height:  543810 , difficulty:  783738 , date:  "2015-07-02 22:10:22" },
  { height:  543811 , difficulty:  783634 , date:  "2015-07-02 22:10:56" },
  { height:  543812 , difficulty:  781574 , date:  "2015-07-02 22:11:00" },
  { height:  543813 , difficulty:  783091 , date:  "2015-07-02 22:11:14" },
  { height:  543814 , difficulty:  783831 , date:  "2015-07-02 22:12:39" },
  { height:  543815 , difficulty:  784043 , date:  "2015-07-02 22:14:00" },
  { height:  543816 , difficulty:  784258 , date:  "2015-07-02 22:14:39" },
  { height:  543817 , difficulty:  784334 , date:  "2015-07-02 22:14:54" },
  { height:  543818 , difficulty:  785103 , date:  "2015-07-02 22:15:27" },
  { height:  543819 , difficulty:  787702 , date:  "2015-07-02 22:15:57" },
  { height:  543820 , difficulty:  785590 , date:  "2015-07-02 22:16:20" },
  { height:  543821 , difficulty:  784927 , date:  "2015-07-02 22:17:46" },
  { height:  543822 , difficulty:  785019 , date:  "2015-07-02 22:18:17" },
  { height:  543823 , difficulty:  777261 , date:  "2015-07-02 22:19:25" },
  { height:  543824 , difficulty:  777103 , date:  "2015-07-02 22:19:33" },
  { height:  543825 , difficulty:  778202 , date:  "2015-07-02 22:20:39" },
  { height:  543826 , difficulty:  777637 , date:  "2015-07-02 22:20:59" },
  { height:  543827 , difficulty:  778349 , date:  "2015-07-02 22:21:26" },
  { height:  543828 , difficulty:  772857 , date:  "2015-07-02 22:21:42" },
  { height:  543829 , difficulty:  772790 , date:  "2015-07-02 22:22:16" },
  { height:  543830 , difficulty:  774205 , date:  "2015-07-02 22:24:26" },
  { height:  543831 , difficulty:  772720 , date:  "2015-07-02 22:24:28" },
  { height:  543832 , difficulty:  772475 , date:  "2015-07-02 22:26:09" },
  { height:  543833 , difficulty:  774006 , date:  "2015-07-02 22:26:42" },
  { height:  543834 , difficulty:  774110 , date:  "2015-07-02 22:27:09" },
  { height:  543835 , difficulty:  775050 , date:  "2015-07-02 22:30:38" },
  { height:  543836 , difficulty:  774823 , date:  "2015-07-02 22:31:30" },
  { height:  543837 , difficulty:  778728 , date:  "2015-07-02 22:35:27" },
  { height:  543838 , difficulty:  778678 , date:  "2015-07-02 22:35:31" },
  { height:  543839 , difficulty:  776542 , date:  "2015-07-02 22:36:18" },
  { height:  543840 , difficulty:  776344 , date:  "2015-07-02 22:36:17" },
  { height:  543841 , difficulty:  775977 , date:  "2015-07-02 22:39:33" },
  { height:  543842 , difficulty:  773395 , date:  "2015-07-02 22:39:39" },
  { height:  543843 , difficulty:  772643 , date:  "2015-07-02 22:40:11" },
  { height:  543844 , difficulty:  773074 , date:  "2015-07-02 22:40:34" },
  { height:  543845 , difficulty:  773981 , date:  "2015-07-02 22:42:48" },
  { height:  543846 , difficulty:  772636 , date:  "2015-07-02 22:43:56" },
  { height:  543847 , difficulty:  772393 , date:  "2015-07-02 22:45:25" },
  { height:  543848 , difficulty:  772633 , date:  "2015-07-02 22:46:10" },
  { height:  543849 , difficulty:  775621 , date:  "2015-07-02 22:46:29" },
  { height:  543850 , difficulty:  790073 , date:  "2015-07-02 22:47:18" },
  { height:  543851 , difficulty:  790554 , date:  "2015-07-02 22:47:28" },
  { height:  543852 , difficulty:  789801 , date:  "2015-07-02 22:47:35" },
  { height:  543853 , difficulty:  794174 , date:  "2015-07-02 22:48:19" },
  { height:  543854 , difficulty:  793564 , date:  "2015-07-02 22:50:11" },
  { height:  543855 , difficulty:  797869 , date:  "2015-07-02 22:51:34" },
  { height:  543856 , difficulty:  798454 , date:  "2015-07-02 22:53:34" },
  { height:  543857 , difficulty:  802045 , date:  "2015-07-02 22:53:56" },
  { height:  543858 , difficulty:  802004 , date:  "2015-07-02 22:54:28" },
  { height:  543859 , difficulty:  802843 , date:  "2015-07-02 22:55:21" },
  { height:  543860 , difficulty:  802696 , date:  "2015-07-02 22:55:28" },
  { height:  543861 , difficulty:  803055 , date:  "2015-07-02 22:55:36" },
  { height:  543862 , difficulty:  804366 , date:  "2015-07-02 22:55:57" },
  { height:  543863 , difficulty:  801901 , date:  "2015-07-02 22:55:58" },
  { height:  543864 , difficulty:  804545 , date:  "2015-07-02 22:55:59" },
  { height:  543865 , difficulty:  805137 , date:  "2015-07-02 22:58:51" },
  { height:  543866 , difficulty:  803715 , date:  "2015-07-02 22:59:35" },
  { height:  543867 , difficulty:  804089 , date:  "2015-07-02 23:00:20" },
  { height:  543868 , difficulty:  804219 , date:  "2015-07-02 23:01:35" },
  { height:  543869 , difficulty:  807124 , date:  "2015-07-02 23:01:39" },
  { height:  543870 , difficulty:  806612 , date:  "2015-07-02 23:01:56" },
  { height:  543871 , difficulty:  807243 , date:  "2015-07-02 23:04:41" },
  { height:  543872 , difficulty:  807046 , date:  "2015-07-02 23:05:55" },
  { height:  543873 , difficulty:  807410 , date:  "2015-07-02 23:06:53" },
  { height:  543874 , difficulty:  807109 , date:  "2015-07-02 23:07:00" },
  { height:  543875 , difficulty:  809752 , date:  "2015-07-02 23:07:28" },
  { height:  543876 , difficulty:  809516 , date:  "2015-07-02 23:07:34" },
  { height:  543877 , difficulty:  810634 , date:  "2015-07-02 23:09:17" },
  { height:  543878 , difficulty:  809068 , date:  "2015-07-02 23:09:19" },
  { height:  543879 , difficulty:  809372 , date:  "2015-07-02 23:09:59" },
  { height:  543880 , difficulty:  811136 , date:  "2015-07-02 23:10:30" },
  { height:  543881 , difficulty:  807956 , date:  "2015-07-02 23:11:07" },
  { height:  543882 , difficulty:  807818 , date:  "2015-07-02 23:13:11" },
  { height:  543883 , difficulty:  810789 , date:  "2015-07-02 23:13:41" },
  { height:  543884 , difficulty:  810612 , date:  "2015-07-02 23:14:02" },
  { height:  543885 , difficulty:  809916 , date:  "2015-07-02 23:14:07" },
  { height:  543886 , difficulty:  809515 , date:  "2015-07-02 23:18:51" },
  { height:  543887 , difficulty:  812011 , date:  "2015-07-02 23:18:53" },
  { height:  543888 , difficulty:  811853 , date:  "2015-07-02 23:20:16" },
  { height:  543889 , difficulty:  811948 , date:  "2015-07-02 23:21:45" },
  { height:  543890 , difficulty:  810117 , date:  "2015-07-02 23:22:30" },
  { height:  543891 , difficulty:  811072 , date:  "2015-07-02 23:22:42" },
  { height:  543892 , difficulty:  810599 , date:  "2015-07-02 23:24:00" },
  { height:  543893 , difficulty:  814865 , date:  "2015-07-02 23:24:55" },
  { height:  543894 , difficulty:  818442 , date:  "2015-07-02 23:25:00" },
  { height:  543895 , difficulty:  818060 , date:  "2015-07-02 23:27:02" },
  { height:  543896 , difficulty:  818878 , date:  "2015-07-02 23:28:02" },
  { height:  543897 , difficulty:  817424 , date:  "2015-07-02 23:31:52" },
  { height:  543898 , difficulty:  817382 , date:  "2015-07-02 23:32:28" },
  { height:  543899 , difficulty:  815784 , date:  "2015-07-02 23:36:13" },
  { height:  543900 , difficulty:  815866 , date:  "2015-07-02 23:36:40" },
  { height:  543901 , difficulty:  814938 , date:  "2015-07-02 23:45:38" },
  { height:  543902 , difficulty:  815616 , date:  "2015-07-02 23:49:09" },
  { height:  543903 , difficulty:  815654 , date:  "2015-07-02 23:49:21" },
  { height:  543904 , difficulty:  815126 , date:  "2015-07-02 23:49:48" },
  { height:  543905 , difficulty:  814302 , date:  "2015-07-02 23:50:57" },
  { height:  543906 , difficulty:  811273 , date:  "2015-07-02 23:52:25" },
  { height:  543907 , difficulty:  811279 , date:  "2015-07-02 23:52:39" },
  { height:  543908 , difficulty:  811033 , date:  "2015-07-02 23:52:39" },
  { height:  543909 , difficulty:  810223 , date:  "2015-07-02 23:54:00" },
  { height:  543910 , difficulty:  809646 , date:  "2015-07-02 23:56:06" },
  { height:  543911 , difficulty:  805822 , date:  "2015-07-02 23:57:29" },
  { height:  543912 , difficulty:  804573 , date:  "2015-07-02 23:57:42" },
  { height:  543913 , difficulty:  801650 , date:  "2015-07-02 23:58:49" },
  { height:  543914 , difficulty:  801585 , date:  "2015-07-02 23:59:03" },
  { height:  543915 , difficulty:  800423 , date:  "2015-07-02 23:59:41" },
  { height:  543916 , difficulty:  801053 , date:  "2015-07-03 00:02:01" },
  { height:  543917 , difficulty:  796811 , date:  "2015-07-03 00:02:10" },
  { height:  543918 , difficulty:  797671 , date:  "2015-07-03 00:02:22" },
  { height:  543919 , difficulty:  798323 , date:  "2015-07-03 00:03:41" },
  { height:  543920 , difficulty:  797807 , date:  "2015-07-03 00:06:41" },
  { height:  543921 , difficulty:  795999 , date:  "2015-07-03 00:06:56" },
  { height:  543922 , difficulty:  794369 , date:  "2015-07-03 00:09:27" },
  { height:  543923 , difficulty:  792288 , date:  "2015-07-03 00:09:29" },
  { height:  543924 , difficulty:  791541 , date:  "2015-07-03 00:09:36" },
  { height:  543925 , difficulty:  792687 , date:  "2015-07-03 00:09:37" },
  { height:  543926 , difficulty:  793339 , date:  "2015-07-03 00:10:06" },
  { height:  543927 , difficulty:  800372 , date:  "2015-07-03 00:11:45" },
  { height:  543928 , difficulty:  800646 , date:  "2015-07-03 00:12:03" },
  { height:  543929 , difficulty:  804158 , date:  "2015-07-03 00:12:06" },
  { height:  543930 , difficulty:  804292 , date:  "2015-07-03 00:14:04" },
  { height:  543931 , difficulty:  805318 , date:  "2015-07-03 00:15:24" },
  { height:  543932 , difficulty:  803915 , date:  "2015-07-03 00:15:35" },
  { height:  543933 , difficulty:  803763 , date:  "2015-07-03 00:17:09" },
  { height:  543934 , difficulty:  803812 , date:  "2015-07-03 00:17:13" },
  { height:  543935 , difficulty:  804921 , date:  "2015-07-03 00:17:16" },
  { height:  543936 , difficulty:  811605 , date:  "2015-07-03 00:17:57" },
  { height:  543937 , difficulty:  812922 , date:  "2015-07-03 00:19:18" },
  { height:  543938 , difficulty:  816906 , date:  "2015-07-03 00:19:58" },
  { height:  543939 , difficulty:  817056 , date:  "2015-07-03 00:21:01" },
  { height:  543940 , difficulty:  817299 , date:  "2015-07-03 00:21:14" },
  { height:  543941 , difficulty:  821396 , date:  "2015-07-03 00:21:45" },
  { height:  543942 , difficulty:  820489 , date:  "2015-07-03 00:23:10" },
  { height:  543943 , difficulty:  819468 , date:  "2015-07-03 00:23:35" },
  { height:  543944 , difficulty:  818071 , date:  "2015-07-03 00:25:43" },
  { height:  543945 , difficulty:  820842 , date:  "2015-07-03 00:26:02" },
  { height:  543946 , difficulty:  821962 , date:  "2015-07-03 00:27:21" },
  { height:  543947 , difficulty:  818378 , date:  "2015-07-03 00:29:50" },
  { height:  543948 , difficulty:  823177 , date:  "2015-07-03 00:29:54" },
  { height:  543949 , difficulty:  824210 , date:  "2015-07-03 00:30:58" },
  { height:  543950 , difficulty:  825198 , date:  "2015-07-03 00:31:08" },
  { height:  543951 , difficulty:  824607 , date:  "2015-07-03 00:31:28" },
  { height:  543952 , difficulty:  824488 , date:  "2015-07-03 00:32:24" },
  { height:  543953 , difficulty:  822200 , date:  "2015-07-03 00:33:02" },
  { height:  543954 , difficulty:  826170 , date:  "2015-07-03 00:34:11" },
  { height:  543955 , difficulty:  826030 , date:  "2015-07-03 00:34:15" },
  { height:  543956 , difficulty:  826608 , date:  "2015-07-03 00:35:00" },
  { height:  543957 , difficulty:  827776 , date:  "2015-07-03 00:36:07" },
  { height:  543958 , difficulty:  824896 , date:  "2015-07-03 00:36:11" },
  { height:  543959 , difficulty:  824314 , date:  "2015-07-03 00:36:32" },
  { height:  543960 , difficulty:  825452 , date:  "2015-07-03 00:37:54" },
  { height:  543961 , difficulty:  825686 , date:  "2015-07-03 00:38:20" },
  { height:  543962 , difficulty:  820705 , date:  "2015-07-03 00:39:01" },
  { height:  543963 , difficulty:  822522 , date:  "2015-07-03 00:42:23" },
  { height:  543964 , difficulty:  822712 , date:  "2015-07-03 00:43:31" },
  { height:  543965 , difficulty:  822620 , date:  "2015-07-03 00:44:15" },
  { height:  543966 , difficulty:  821573 , date:  "2015-07-03 00:47:07" },
  { height:  543967 , difficulty:  824139 , date:  "2015-07-03 00:50:04" },
  { height:  543968 , difficulty:  822263 , date:  "2015-07-03 00:52:40" },
  { height:  543969 , difficulty:  822337 , date:  "2015-07-03 00:52:52" },
  { height:  543970 , difficulty:  823108 , date:  "2015-07-03 00:54:54" },
  { height:  543971 , difficulty:  820581 , date:  "2015-07-03 00:54:59" },
  { height:  543972 , difficulty:  820428 , date:  "2015-07-03 00:55:26" },
  { height:  543973 , difficulty:  815171 , date:  "2015-07-03 00:58:42" },
  { height:  543974 , difficulty:  814365 , date:  "2015-07-03 00:59:18" },
  { height:  543975 , difficulty:  811095 , date:  "2015-07-03 00:59:23" },
  { height:  543976 , difficulty:  812424 , date:  "2015-07-03 00:59:43" },
  { height:  543977 , difficulty:  802021 , date:  "2015-07-03 01:00:25" },
  { height:  543978 , difficulty:  798293 , date:  "2015-07-03 01:01:24" },
  { height:  543979 , difficulty:  800205 , date:  "2015-07-03 01:01:31" },
  { height:  543980 , difficulty:  801028 , date:  "2015-07-03 01:01:41" },
  { height:  543981 , difficulty:  799881 , date:  "2015-07-03 01:02:14" },
  { height:  543982 , difficulty:  798265 , date:  "2015-07-03 01:02:39" },
  { height:  543983 , difficulty:  800857 , date:  "2015-07-03 01:03:13" },
  { height:  543984 , difficulty:  802143 , date:  "2015-07-03 01:03:33" },
  { height:  543985 , difficulty:  801052 , date:  "2015-07-03 01:03:37" },
  { height:  543986 , difficulty:  798201 , date:  "2015-07-03 01:05:28" },
  { height:  543987 , difficulty:  796307 , date:  "2015-07-03 01:05:36" },
  { height:  543988 , difficulty:  797511 , date:  "2015-07-03 01:07:25" },
  { height:  543989 , difficulty:  796300 , date:  "2015-07-03 01:09:20" },
  { height:  543990 , difficulty:  797215 , date:  "2015-07-03 01:10:38" },
  { height:  543991 , difficulty:  797462 , date:  "2015-07-03 01:10:52" },
  { height:  543992 , difficulty:  796493 , date:  "2015-07-03 01:14:57" },
  { height:  543993 , difficulty:  797776 , date:  "2015-07-03 01:15:09" },
  { height:  543994 , difficulty:  800137 , date:  "2015-07-03 01:15:12" },
  { height:  543995 , difficulty:  799131 , date:  "2015-07-03 01:15:26" },
  { height:  543996 , difficulty:  795420 , date:  "2015-07-03 01:15:47" },
  { height:  543997 , difficulty:  796914 , date:  "2015-07-03 01:20:32" },
  { height:  543998 , difficulty:  796455 , date:  "2015-07-03 01:20:38" },
  { height:  543999 , difficulty:  799459 , date:  "2015-07-03 01:22:10" },
  { height:  544000 , difficulty:  799796 , date:  "2015-07-03 01:23:17" },
  { height:  544001 , difficulty:  800830 , date:  "2015-07-03 01:23:48" },
  { height:  544002 , difficulty:  800188 , date:  "2015-07-03 01:23:58" },
  { height:  544003 , difficulty:  798792 , date:  "2015-07-03 01:26:25" },
  { height:  544004 , difficulty:  799448 , date:  "2015-07-03 01:26:30" },
  { height:  544005 , difficulty:  800768 , date:  "2015-07-03 01:29:03" },
  { height:  544006 , difficulty:  798848 , date:  "2015-07-03 01:29:09" },
  { height:  544007 , difficulty:  801070 , date:  "2015-07-03 01:29:13" },
  { height:  544008 , difficulty:  802269 , date:  "2015-07-03 01:29:22" },
  { height:  544009 , difficulty:  800142 , date:  "2015-07-03 01:29:37" },
  { height:  544010 , difficulty:  801021 , date:  "2015-07-03 01:32:01" },
  { height:  544011 , difficulty:  801457 , date:  "2015-07-03 01:33:24" },
  { height:  544012 , difficulty:  801356 , date:  "2015-07-03 01:33:33" },
  { height:  544013 , difficulty:  801056 , date:  "2015-07-03 01:34:38" },
  { height:  544014 , difficulty:  800946 , date:  "2015-07-03 01:34:47" },
  { height:  544015 , difficulty:  801240 , date:  "2015-07-03 01:36:51" },
  { height:  544016 , difficulty:  801331 , date:  "2015-07-03 01:38:44" },
  { height:  544017 , difficulty:  800723 , date:  "2015-07-03 01:39:06" },
  { height:  544018 , difficulty:  799308 , date:  "2015-07-03 01:40:37" },
  { height:  544019 , difficulty:  802823 , date:  "2015-07-03 01:40:35" },
  { height:  544020 , difficulty:  800071 , date:  "2015-07-03 01:41:28" },
  { height:  544021 , difficulty:  800181 , date:  "2015-07-03 01:42:10" },
  { height:  544022 , difficulty:  798751 , date:  "2015-07-03 01:43:45" },
  { height:  544023 , difficulty:  796251 , date:  "2015-07-03 01:47:04" },
  { height:  544024 , difficulty:  798148 , date:  "2015-07-03 01:47:54" },
  { height:  544025 , difficulty:  798248 , date:  "2015-07-03 01:49:44" },
  { height:  544026 , difficulty:  799892 , date:  "2015-07-03 01:50:02" },
  { height:  544027 , difficulty:  802549 , date:  "2015-07-03 01:50:34" },
  { height:  544028 , difficulty:  805804 , date:  "2015-07-03 01:51:28" },
  { height:  544029 , difficulty:  806846 , date:  "2015-07-03 01:53:29" },
  { height:  544030 , difficulty:  808200 , date:  "2015-07-03 01:55:04" },
  { height:  544031 , difficulty:  813126 , date:  "2015-07-03 01:55:29" },
  { height:  544032 , difficulty:  812792 , date:  "2015-07-03 01:55:46" },
  { height:  544033 , difficulty:  811633 , date:  "2015-07-03 01:56:10" },
  { height:  544034 , difficulty:  815694 , date:  "2015-07-03 02:00:47" },
  { height:  544035 , difficulty:  815634 , date:  "2015-07-03 02:01:11" },
  { height:  544036 , difficulty:  814811 , date:  "2015-07-03 02:01:16" },
  { height:  544037 , difficulty:  815150 , date:  "2015-07-03 02:02:28" },
  { height:  544038 , difficulty:  816228 , date:  "2015-07-03 02:04:01" },
  { height:  544039 , difficulty:  815144 , date:  "2015-07-03 02:06:10" },
  { height:  544040 , difficulty:  813695 , date:  "2015-07-03 02:08:30" },
  { height:  544041 , difficulty:  814051 , date:  "2015-07-03 02:08:53" },
  { height:  544042 , difficulty:  811241 , date:  "2015-07-03 02:09:09" },
  { height:  544043 , difficulty:  809670 , date:  "2015-07-03 02:09:16" },
  { height:  544044 , difficulty:  807393 , date:  "2015-07-03 02:09:54" },
  { height:  544045 , difficulty:  807833 , date:  "2015-07-03 02:10:03" },
  { height:  544046 , difficulty:  807636 , date:  "2015-07-03 02:12:02" },
  { height:  544047 , difficulty:  809807 , date:  "2015-07-03 02:13:03" },
  { height:  544048 , difficulty:  813212 , date:  "2015-07-03 02:13:52" },
  { height:  544049 , difficulty:  809173 , date:  "2015-07-03 02:14:06" },
  { height:  544050 , difficulty:  813296 , date:  "2015-07-03 02:14:17" },
  { height:  544051 , difficulty:  816431 , date:  "2015-07-03 02:14:22" },
  { height:  544052 , difficulty:  816104 , date:  "2015-07-03 02:14:52" },
  { height:  544053 , difficulty:  815135 , date:  "2015-07-03 02:16:06" },
  { height:  544054 , difficulty:  813978 , date:  "2015-07-03 02:16:08" },
  { height:  544055 , difficulty:  813892 , date:  "2015-07-03 02:16:59" },
  { height:  544056 , difficulty:  816336 , date:  "2015-07-03 02:18:24" },
  { height:  544057 , difficulty:  816595 , date:  "2015-07-03 02:18:56" },
  { height:  544058 , difficulty:  816688 , date:  "2015-07-03 02:19:44" },
  { height:  544059 , difficulty:  816051 , date:  "2015-07-03 02:21:12" },
  { height:  544060 , difficulty:  816279 , date:  "2015-07-03 02:21:17" },
  { height:  544061 , difficulty:  817018 , date:  "2015-07-03 02:23:05" },
  { height:  544062 , difficulty:  816726 , date:  "2015-07-03 02:23:10" },
  { height:  544063 , difficulty:  816709 , date:  "2015-07-03 02:25:46" },
  { height:  544064 , difficulty:  814251 , date:  "2015-07-03 02:27:39" },
  { height:  544065 , difficulty:  812359 , date:  "2015-07-03 02:28:50" },
  { height:  544066 , difficulty:  811953 , date:  "2015-07-03 02:29:07" },
  { height:  544067 , difficulty:  811986 , date:  "2015-07-03 02:29:10" },
  { height:  544068 , difficulty:  806495 , date:  "2015-07-03 02:33:26" },
  { height:  544069 , difficulty:  806189 , date:  "2015-07-03 02:33:50" },
  { height:  544070 , difficulty:  807711 , date:  "2015-07-03 02:35:19" },
  { height:  544071 , difficulty:  810178 , date:  "2015-07-03 02:35:37" },
  { height:  544072 , difficulty:  811316 , date:  "2015-07-03 02:35:52" },
  { height:  544073 , difficulty:  806180 , date:  "2015-07-03 02:36:46" },
  { height:  544074 , difficulty:  806471 , date:  "2015-07-03 02:38:49" },
  { height:  544075 , difficulty:  805243 , date:  "2015-07-03 02:40:43" },
  { height:  544076 , difficulty:  805264 , date:  "2015-07-03 02:40:46" },
  { height:  544077 , difficulty:  805964 , date:  "2015-07-03 02:43:30" },
  { height:  544078 , difficulty:  806961 , date:  "2015-07-03 02:45:31" },
  { height:  544079 , difficulty:  805770 , date:  "2015-07-03 02:46:37" },
  { height:  544080 , difficulty:  811283 , date:  "2015-07-03 02:48:43" },
  { height:  544081 , difficulty:  812900 , date:  "2015-07-03 02:48:53" },
  { height:  544082 , difficulty:  815306 , date:  "2015-07-03 02:50:18" },
  { height:  544083 , difficulty:  816147 , date:  "2015-07-03 02:51:17" },
  { height:  544084 , difficulty:  818071 , date:  "2015-07-03 02:52:20" },
  { height:  544085 , difficulty:  817929 , date:  "2015-07-03 02:57:39" },
  { height:  544086 , difficulty:  814964 , date:  "2015-07-03 02:57:49" },
  { height:  544087 , difficulty:  813077 , date:  "2015-07-03 02:59:05" },
  { height:  544088 , difficulty:  814598 , date:  "2015-07-03 03:02:57" },
  { height:  544089 , difficulty:  815474 , date:  "2015-07-03 03:03:00" },
  { height:  544090 , difficulty:  815420 , date:  "2015-07-03 03:05:51" },
  { height:  544091 , difficulty:  813346 , date:  "2015-07-03 03:05:58" },
  { height:  544092 , difficulty:  811006 , date:  "2015-07-03 03:06:11" },
  { height:  544093 , difficulty:  810493 , date:  "2015-07-03 03:10:39" },
  { height:  544094 , difficulty:  809170 , date:  "2015-07-03 03:10:43" },
  { height:  544095 , difficulty:  809882 , date:  "2015-07-03 03:10:49" },
  { height:  544096 , difficulty:  812482 , date:  "2015-07-03 03:11:19" },
  { height:  544097 , difficulty:  811525 , date:  "2015-07-03 03:11:31" },
  { height:  544098 , difficulty:  810615 , date:  "2015-07-03 03:11:40" },
  { height:  544099 , difficulty:  806383 , date:  "2015-07-03 03:15:36" },
  { height:  544100 , difficulty:  805257 , date:  "2015-07-03 03:15:45" },
  { height:  544101 , difficulty:  803026 , date:  "2015-07-03 03:19:06" },
  { height:  544102 , difficulty:  803246 , date:  "2015-07-03 03:19:37" },
  { height:  544103 , difficulty:  803906 , date:  "2015-07-03 03:21:06" },
  { height:  544104 , difficulty:  803105 , date:  "2015-07-03 03:21:14" },
  { height:  544105 , difficulty:  801499 , date:  "2015-07-03 03:21:33" },
  { height:  544106 , difficulty:  801341 , date:  "2015-07-03 03:21:48" },
  { height:  544107 , difficulty:  805501 , date:  "2015-07-03 03:23:46" },
  { height:  544108 , difficulty:  806383 , date:  "2015-07-03 03:24:12" },
  { height:  544109 , difficulty:  808043 , date:  "2015-07-03 03:26:18" },
  { height:  544110 , difficulty:  802022 , date:  "2015-07-03 03:29:44" },
  { height:  544111 , difficulty:  802362 , date:  "2015-07-03 03:30:06" },
  { height:  544112 , difficulty:  810852 , date:  "2015-07-03 03:30:35" },
  { height:  544113 , difficulty:  809677 , date:  "2015-07-03 03:32:54" },
  { height:  544114 , difficulty:  814002 , date:  "2015-07-03 03:33:17" },
  { height:  544115 , difficulty:  811043 , date:  "2015-07-03 03:33:41" },
  { height:  544116 , difficulty:  808538 , date:  "2015-07-03 03:33:43" },
  { height:  544117 , difficulty:  808495 , date:  "2015-07-03 03:34:59" },
  { height:  544118 , difficulty:  808564 , date:  "2015-07-03 03:35:43" },
  { height:  544119 , difficulty:  817698 , date:  "2015-07-03 03:36:11" },
  { height:  544120 , difficulty:  817013 , date:  "2015-07-03 03:36:48" },
  { height:  544121 , difficulty:  818106 , date:  "2015-07-03 03:36:57" },
  { height:  544122 , difficulty:  815780 , date:  "2015-07-03 03:37:08" },
  { height:  544123 , difficulty:  816176 , date:  "2015-07-03 03:37:37" },
  { height:  544124 , difficulty:  815273 , date:  "2015-07-03 03:40:16" },
  { height:  544125 , difficulty:  816230 , date:  "2015-07-03 03:42:03" },
  { height:  544126 , difficulty:  817438 , date:  "2015-07-03 03:42:28" },
  { height:  544127 , difficulty:  818375 , date:  "2015-07-03 03:42:56" },
  { height:  544128 , difficulty:  817737 , date:  "2015-07-03 03:44:20" },
  { height:  544129 , difficulty:  816045 , date:  "2015-07-03 03:44:50" },
  { height:  544130 , difficulty:  816103 , date:  "2015-07-03 03:46:24" },
  { height:  544131 , difficulty:  815460 , date:  "2015-07-03 03:47:02" },
  { height:  544132 , difficulty:  813940 , date:  "2015-07-03 03:47:23" },
  { height:  544133 , difficulty:  817951 , date:  "2015-07-03 03:47:35" },
  { height:  544134 , difficulty:  816893 , date:  "2015-07-03 03:48:53" },
  { height:  544135 , difficulty:  816558 , date:  "2015-07-03 03:49:52" },
  { height:  544136 , difficulty:  816481 , date:  "2015-07-03 03:50:02" },
  { height:  544137 , difficulty:  817764 , date:  "2015-07-03 03:54:55" },
  { height:  544138 , difficulty:  817970 , date:  "2015-07-03 03:57:34" },
  { height:  544139 , difficulty:  816791 , date:  "2015-07-03 03:58:37" },
  { height:  544140 , difficulty:  815425 , date:  "2015-07-03 03:58:51" },
  { height:  544141 , difficulty:  815084 , date:  "2015-07-03 03:59:02" },
  { height:  544142 , difficulty:  815814 , date:  "2015-07-03 03:59:30" },
  { height:  544143 , difficulty:  816546 , date:  "2015-07-03 03:59:40" },
  { height:  544144 , difficulty:  814255 , date:  "2015-07-03 04:00:26" },
  { height:  544145 , difficulty:  815343 , date:  "2015-07-03 04:00:59" },
  { height:  544146 , difficulty:  815504 , date:  "2015-07-03 04:01:44" },
  { height:  544147 , difficulty:  816935 , date:  "2015-07-03 04:03:55" },
  { height:  544148 , difficulty:  817342 , date:  "2015-07-03 04:04:00" },
  { height:  544149 , difficulty:  816760 , date:  "2015-07-03 04:05:39" },
  { height:  544150 , difficulty:  816786 , date:  "2015-07-03 04:05:57" },
  { height:  544151 , difficulty:  815502 , date:  "2015-07-03 04:06:36" },
  { height:  544152 , difficulty:  817397 , date:  "2015-07-03 04:07:02" },
  { height:  544153 , difficulty:  819445 , date:  "2015-07-03 04:08:58" },
  { height:  544154 , difficulty:  817714 , date:  "2015-07-03 04:09:49" },
  { height:  544155 , difficulty:  819297 , date:  "2015-07-03 04:12:13" },
  { height:  544156 , difficulty:  818992 , date:  "2015-07-03 04:13:07" },
  { height:  544157 , difficulty:  820607 , date:  "2015-07-03 04:13:12" },
  { height:  544158 , difficulty:  819374 , date:  "2015-07-03 04:14:43" },
  { height:  544159 , difficulty:  819511 , date:  "2015-07-03 04:14:57" },
  { height:  544160 , difficulty:  819111 , date:  "2015-07-03 04:17:32" },
  { height:  544161 , difficulty:  811976 , date:  "2015-07-03 04:18:48" },
  { height:  544162 , difficulty:  813770 , date:  "2015-07-03 04:19:37" },
  { height:  544163 , difficulty:  812826 , date:  "2015-07-03 04:20:29" },
  { height:  544164 , difficulty:  807679 , date:  "2015-07-03 04:21:03" },
  { height:  544165 , difficulty:  807804 , date:  "2015-07-03 04:23:04" },
  { height:  544166 , difficulty:  804150 , date:  "2015-07-03 04:23:17" },
  { height:  544167 , difficulty:  804494 , date:  "2015-07-03 04:23:49" },
  { height:  544168 , difficulty:  807912 , date:  "2015-07-03 04:24:20" },
  { height:  544169 , difficulty:  802570 , date:  "2015-07-03 04:24:25" },
  { height:  544170 , difficulty:  803535 , date:  "2015-07-03 04:25:24" },
  { height:  544171 , difficulty:  805613 , date:  "2015-07-03 04:25:36" },
  { height:  544172 , difficulty:  805111 , date:  "2015-07-03 04:25:45" },
  { height:  544173 , difficulty:  805426 , date:  "2015-07-03 04:26:32" },
  { height:  544174 , difficulty:  806390 , date:  "2015-07-03 04:26:51" },
  { height:  544175 , difficulty:  801926 , date:  "2015-07-03 04:28:50" },
  { height:  544176 , difficulty:  802195 , date:  "2015-07-03 04:29:25" },
  { height:  544177 , difficulty:  800678 , date:  "2015-07-03 04:31:59" },
  { height:  544178 , difficulty:  801255 , date:  "2015-07-03 04:32:42" },
  { height:  544179 , difficulty:  799543 , date:  "2015-07-03 04:32:55" },
  { height:  544180 , difficulty:  799783 , date:  "2015-07-03 04:33:21" },
  { height:  544181 , difficulty:  802310 , date:  "2015-07-03 04:33:43" },
  { height:  544182 , difficulty:  802052 , date:  "2015-07-03 04:34:50" },
  { height:  544183 , difficulty:  800100 , date:  "2015-07-03 04:36:18" },
  { height:  544184 , difficulty:  799904 , date:  "2015-07-03 04:37:10" },
  { height:  544185 , difficulty:  799334 , date:  "2015-07-03 04:38:32" },
  { height:  544186 , difficulty:  795213 , date:  "2015-07-03 04:38:57" },
  { height:  544187 , difficulty:  799669 , date:  "2015-07-03 04:39:23" },
  { height:  544188 , difficulty:  800659 , date:  "2015-07-03 04:40:09" },
  { height:  544189 , difficulty:  797794 , date:  "2015-07-03 04:40:20" },
  { height:  544190 , difficulty:  797989 , date:  "2015-07-03 04:40:59" },
  { height:  544191 , difficulty:  797642 , date:  "2015-07-03 04:42:19" },
  { height:  544192 , difficulty:  798474 , date:  "2015-07-03 04:42:25" },
  { height:  544193 , difficulty:  797163 , date:  "2015-07-03 04:42:43" },
  { height:  544194 , difficulty:  796872 , date:  "2015-07-03 04:42:55" },
  { height:  544195 , difficulty:  796855 , date:  "2015-07-03 04:43:57" },
  { height:  544196 , difficulty:  796255 , date:  "2015-07-03 04:45:15" },
  { height:  544197 , difficulty:  798908 , date:  "2015-07-03 04:46:46" },
  { height:  544198 , difficulty:  799668 , date:  "2015-07-03 04:47:22" },
  { height:  544199 , difficulty:  803764 , date:  "2015-07-03 04:47:29" },
  { height:  544200 , difficulty:  800426 , date:  "2015-07-03 04:48:43" },
  { height:  544201 , difficulty:  798343 , date:  "2015-07-03 04:49:07" },
  { height:  544202 , difficulty:  798163 , date:  "2015-07-03 04:49:13" },
  { height:  544203 , difficulty:  799280 , date:  "2015-07-03 04:49:51" },
  { height:  544204 , difficulty:  803415 , date:  "2015-07-03 04:51:49" },
  { height:  544205 , difficulty:  802822 , date:  "2015-07-03 04:51:58" },
  { height:  544206 , difficulty:  801643 , date:  "2015-07-03 04:52:38" },
  { height:  544207 , difficulty:  801004 , date:  "2015-07-03 04:52:55" },
  { height:  544208 , difficulty:  802477 , date:  "2015-07-03 04:55:03" },
  { height:  544209 , difficulty:  806666 , date:  "2015-07-03 04:55:23" },
  { height:  544210 , difficulty:  805159 , date:  "2015-07-03 04:57:06" },
  { height:  544211 , difficulty:  805904 , date:  "2015-07-03 04:57:15" },
  { height:  544212 , difficulty:  805807 , date:  "2015-07-03 04:57:20" },
  { height:  544213 , difficulty:  799670 , date:  "2015-07-03 04:57:38" },
  { height:  544214 , difficulty:  797032 , date:  "2015-07-03 04:59:24" },
  { height:  544215 , difficulty:  795915 , date:  "2015-07-03 05:00:17" },
  { height:  544216 , difficulty:  795708 , date:  "2015-07-03 05:00:23" },
  { height:  544217 , difficulty:  797032 , date:  "2015-07-03 05:01:28" },
  { height:  544218 , difficulty:  796804 , date:  "2015-07-03 05:02:09" },
  { height:  544219 , difficulty:  799474 , date:  "2015-07-03 05:02:28" },
  { height:  544220 , difficulty:  799896 , date:  "2015-07-03 05:03:43" },
  { height:  544221 , difficulty:  800478 , date:  "2015-07-03 05:05:08" },
  { height:  544222 , difficulty:  799898 , date:  "2015-07-03 05:05:09" },
  { height:  544223 , difficulty:  797161 , date:  "2015-07-03 05:06:14" },
  { height:  544224 , difficulty:  797546 , date:  "2015-07-03 05:06:18" },
  { height:  544225 , difficulty:  795578 , date:  "2015-07-03 05:06:27" },
  { height:  544226 , difficulty:  795876 , date:  "2015-07-03 05:06:39" },
  { height:  544227 , difficulty:  796436 , date:  "2015-07-03 05:08:19" },
  { height:  544228 , difficulty:  797092 , date:  "2015-07-03 05:08:53" },
  { height:  544229 , difficulty:  794745 , date:  "2015-07-03 05:08:58" },
  { height:  544230 , difficulty:  795185 , date:  "2015-07-03 05:11:23" },
  { height:  544231 , difficulty:  793315 , date:  "2015-07-03 05:11:38" },
  { height:  544232 , difficulty:  793652 , date:  "2015-07-03 05:13:45" },
  { height:  544233 , difficulty:  794764 , date:  "2015-07-03 05:15:11" },
  { height:  544234 , difficulty:  793863 , date:  "2015-07-03 05:18:07" },
  { height:  544235 , difficulty:  798254 , date:  "2015-07-03 05:18:37" },
  { height:  544236 , difficulty:  796593 , date:  "2015-07-03 05:18:49" },
  { height:  544237 , difficulty:  798139 , date:  "2015-07-03 05:19:19" },
  { height:  544238 , difficulty:  798225 , date:  "2015-07-03 05:19:26" },
  { height:  544239 , difficulty:  797510 , date:  "2015-07-03 05:19:46" },
  { height:  544240 , difficulty:  798587 , date:  "2015-07-03 05:20:57" },
  { height:  544241 , difficulty:  796726 , date:  "2015-07-03 05:22:02" },
  { height:  544242 , difficulty:  797014 , date:  "2015-07-03 05:23:18" },
  { height:  544243 , difficulty:  796814 , date:  "2015-07-03 05:23:29" },
  { height:  544244 , difficulty:  796734 , date:  "2015-07-03 05:23:50" },
  { height:  544245 , difficulty:  797445 , date:  "2015-07-03 05:24:22" },
  { height:  544246 , difficulty:  798024 , date:  "2015-07-03 05:24:50" },
  { height:  544247 , difficulty:  798294 , date:  "2015-07-03 05:25:05" },
  { height:  544248 , difficulty:  799053 , date:  "2015-07-03 05:25:58" },
  { height:  544249 , difficulty:  799881 , date:  "2015-07-03 05:26:30" },
  { height:  544250 , difficulty:  803223 , date:  "2015-07-03 05:29:13" },
  { height:  544251 , difficulty:  802021 , date:  "2015-07-03 05:30:10" },
  { height:  544252 , difficulty:  805415 , date:  "2015-07-03 05:30:37" },
  { height:  544253 , difficulty:  802716 , date:  "2015-07-03 05:30:41" },
  { height:  544254 , difficulty:  803515 , date:  "2015-07-03 05:31:06" },
  { height:  544255 , difficulty:  806302 , date:  "2015-07-03 05:31:21" },
  { height:  544256 , difficulty:  805850 , date:  "2015-07-03 05:31:32" },
  { height:  544257 , difficulty:  809114 , date:  "2015-07-03 05:31:45" },
  { height:  544258 , difficulty:  810078 , date:  "2015-07-03 05:31:58" },
  { height:  544259 , difficulty:  811065 , date:  "2015-07-03 05:33:46" },
  { height:  544260 , difficulty:  810056 , date:  "2015-07-03 05:33:52" },
  { height:  544261 , difficulty:  813393 , date:  "2015-07-03 05:34:30" },
  { height:  544262 , difficulty:  813088 , date:  "2015-07-03 05:36:17" },
  { height:  544263 , difficulty:  813953 , date:  "2015-07-03 05:38:14" },
  { height:  544264 , difficulty:  814383 , date:  "2015-07-03 05:38:19" },
  { height:  544265 , difficulty:  814760 , date:  "2015-07-03 05:39:14" },
  { height:  544266 , difficulty:  815023 , date:  "2015-07-03 05:39:45" },
  { height:  544267 , difficulty:  813342 , date:  "2015-07-03 05:40:23" },
  { height:  544268 , difficulty:  814091 , date:  "2015-07-03 05:41:32" },
  { height:  544269 , difficulty:  813957 , date:  "2015-07-03 05:42:06" },
  { height:  544270 , difficulty:  814191 , date:  "2015-07-03 05:44:04" },
  { height:  544271 , difficulty:  813697 , date:  "2015-07-03 05:44:43" },
  { height:  544272 , difficulty:  816534 , date:  "2015-07-03 05:45:05" },
  { height:  544273 , difficulty:  814575 , date:  "2015-07-03 05:47:11" },
  { height:  544274 , difficulty:  817327 , date:  "2015-07-03 05:47:30" },
  { height:  544275 , difficulty:  817723 , date:  "2015-07-03 05:48:32" },
  { height:  544276 , difficulty:  817925 , date:  "2015-07-03 05:48:34" },
  { height:  544277 , difficulty:  817866 , date:  "2015-07-03 05:50:23" },
  { height:  544278 , difficulty:  818274 , date:  "2015-07-03 05:50:26" },
  { height:  544279 , difficulty:  818638 , date:  "2015-07-03 05:51:12" },
  { height:  544280 , difficulty:  817309 , date:  "2015-07-03 05:51:40" },
  { height:  544281 , difficulty:  817889 , date:  "2015-07-03 05:51:46" },
  { height:  544282 , difficulty:  817814 , date:  "2015-07-03 05:52:57" },
  { height:  544283 , difficulty:  819347 , date:  "2015-07-03 05:54:07" },
  { height:  544284 , difficulty:  816939 , date:  "2015-07-03 05:55:32" },
  { height:  544285 , difficulty:  816647 , date:  "2015-07-03 05:56:56" },
  { height:  544286 , difficulty:  817492 , date:  "2015-07-03 05:58:26" },
  { height:  544287 , difficulty:  819021 , date:  "2015-07-03 05:59:14" },
  { height:  544288 , difficulty:  820837 , date:  "2015-07-03 06:02:29" },
  { height:  544289 , difficulty:  820884 , date:  "2015-07-03 06:03:14" },
  { height:  544290 , difficulty:  820761 , date:  "2015-07-03 06:03:36" },
  { height:  544291 , difficulty:  819581 , date:  "2015-07-03 06:04:21" },
  { height:  544292 , difficulty:  819969 , date:  "2015-07-03 06:05:15" },
  { height:  544293 , difficulty:  819583 , date:  "2015-07-03 06:05:35" },
  { height:  544294 , difficulty:  823338 , date:  "2015-07-03 06:07:07" },
  { height:  544295 , difficulty:  823879 , date:  "2015-07-03 06:07:46" },
  { height:  544296 , difficulty:  823667 , date:  "2015-07-03 06:08:42" },
  { height:  544297 , difficulty:  821943 , date:  "2015-07-03 06:09:47" },
  { height:  544298 , difficulty:  822789 , date:  "2015-07-03 06:13:40" },
  { height:  544299 , difficulty:  823062 , date:  "2015-07-03 06:13:59" },
  { height:  544300 , difficulty:  823355 , date:  "2015-07-03 06:14:15" },
  { height:  544301 , difficulty:  825399 , date:  "2015-07-03 06:14:44" },
  { height:  544302 , difficulty:  825334 , date:  "2015-07-03 06:16:23" },
  { height:  544303 , difficulty:  823447 , date:  "2015-07-03 06:16:53" },
  { height:  544304 , difficulty:  822782 , date:  "2015-07-03 06:17:13" },
  { height:  544305 , difficulty:  823362 , date:  "2015-07-03 06:18:27" },
  { height:  544306 , difficulty:  822293 , date:  "2015-07-03 06:21:31" },
  { height:  544307 , difficulty:  822423 , date:  "2015-07-03 06:21:38" },
  { height:  544308 , difficulty:  820298 , date:  "2015-07-03 06:21:48" },
  { height:  544309 , difficulty:  819637 , date:  "2015-07-03 06:22:04" },
  { height:  544310 , difficulty:  815599 , date:  "2015-07-03 06:23:05" },
  { height:  544311 , difficulty:  816559 , date:  "2015-07-03 06:23:31" },
  { height:  544312 , difficulty:  821220 , date:  "2015-07-03 06:24:58" },
  { height:  544313 , difficulty:  821587 , date:  "2015-07-03 06:25:45" },
  { height:  544314 , difficulty:  821790 , date:  "2015-07-03 06:26:01" },
  { height:  544315 , difficulty:  824257 , date:  "2015-07-03 06:27:39" },
  { height:  544316 , difficulty:  823160 , date:  "2015-07-03 06:29:23" },
  { height:  544317 , difficulty:  821806 , date:  "2015-07-03 06:30:17" },
  { height:  544318 , difficulty:  820477 , date:  "2015-07-03 06:30:34" },
  { height:  544319 , difficulty:  823125 , date:  "2015-07-03 06:31:54" },
  { height:  544320 , difficulty:  826527 , date:  "2015-07-03 06:34:23" },
  { height:  544321 , difficulty:  826707 , date:  "2015-07-03 06:34:39" },
  { height:  544322 , difficulty:  826454 , date:  "2015-07-03 06:35:58" },
  { height:  544323 , difficulty:  826607 , date:  "2015-07-03 06:36:40" },
  { height:  544324 , difficulty:  826189 , date:  "2015-07-03 06:36:54" },
  { height:  544325 , difficulty:  825942 , date:  "2015-07-03 06:40:18" },
  { height:  544326 , difficulty:  822251 , date:  "2015-07-03 06:42:04" },
  { height:  544327 , difficulty:  821241 , date:  "2015-07-03 06:43:04" },
  { height:  544328 , difficulty:  822384 , date:  "2015-07-03 06:44:57" },
  { height:  544329 , difficulty:  823502 , date:  "2015-07-03 06:45:04" },
  { height:  544330 , difficulty:  825362 , date:  "2015-07-03 06:45:27" },
  { height:  544331 , difficulty:  825289 , date:  "2015-07-03 06:46:13" },
  { height:  544332 , difficulty:  828163 , date:  "2015-07-03 06:47:04" },
  { height:  544333 , difficulty:  829410 , date:  "2015-07-03 06:47:33" },
  { height:  544334 , difficulty:  832517 , date:  "2015-07-03 06:48:02" },
  { height:  544335 , difficulty:  830909 , date:  "2015-07-03 06:48:23" },
  { height:  544336 , difficulty:  831467 , date:  "2015-07-03 06:50:44" },
  { height:  544337 , difficulty:  834626 , date:  "2015-07-03 06:53:13" },
  { height:  544338 , difficulty:  833331 , date:  "2015-07-03 06:54:38" },
  { height:  544339 , difficulty:  830623 , date:  "2015-07-03 06:54:51" },
  { height:  544340 , difficulty:  831556 , date:  "2015-07-03 06:55:18" },
  { height:  544341 , difficulty:  833869 , date:  "2015-07-03 06:57:58" },
  { height:  544342 , difficulty:  833986 , date:  "2015-07-03 06:58:03" },
  { height:  544343 , difficulty:  833520 , date:  "2015-07-03 06:58:09" },
  { height:  544344 , difficulty:  831944 , date:  "2015-07-03 06:59:11" },
  { height:  544345 , difficulty:  833505 , date:  "2015-07-03 07:00:19" },
  { height:  544346 , difficulty:  831057 , date:  "2015-07-03 07:00:28" },
  { height:  544347 , difficulty:  831113 , date:  "2015-07-03 07:02:02" },
  { height:  544348 , difficulty:  830770 , date:  "2015-07-03 07:02:13" },
  { height:  544349 , difficulty:  829416 , date:  "2015-07-03 07:03:25" },
  { height:  544350 , difficulty:  829247 , date:  "2015-07-03 07:03:34" },
  { height:  544351 , difficulty:  831142 , date:  "2015-07-03 07:04:28" },
  { height:  544352 , difficulty:  832996 , date:  "2015-07-03 07:04:40" },
  { height:  544353 , difficulty:  830660 , date:  "2015-07-03 07:06:23" },
  { height:  544354 , difficulty:  831665 , date:  "2015-07-03 07:06:28" },
  { height:  544355 , difficulty:  832696 , date:  "2015-07-03 07:06:34" },
  { height:  544356 , difficulty:  832304 , date:  "2015-07-03 07:07:46" },
  { height:  544357 , difficulty:  833042 , date:  "2015-07-03 07:09:46" },
  { height:  544358 , difficulty:  832070 , date:  "2015-07-03 07:10:06" },
  { height:  544359 , difficulty:  831030 , date:  "2015-07-03 07:12:56" },
  { height:  544360 , difficulty:  830565 , date:  "2015-07-03 07:13:12" },
  { height:  544361 , difficulty:  829115 , date:  "2015-07-03 07:14:09" },
  { height:  544362 , difficulty:  827105 , date:  "2015-07-03 07:14:13" },
  { height:  544363 , difficulty:  827238 , date:  "2015-07-03 07:14:55" },
  { height:  544364 , difficulty:  823069 , date:  "2015-07-03 07:15:41" },
  { height:  544365 , difficulty:  822148 , date:  "2015-07-03 07:16:57" },
  { height:  544366 , difficulty:  821906 , date:  "2015-07-03 07:17:32" },
  { height:  544367 , difficulty:  821966 , date:  "2015-07-03 07:18:30" },
  { height:  544368 , difficulty:  821017 , date:  "2015-07-03 07:20:26" },
  { height:  544369 , difficulty:  823731 , date:  "2015-07-03 07:20:38" },
  { height:  544370 , difficulty:  822977 , date:  "2015-07-03 07:23:57" },
  { height:  544371 , difficulty:  822577 , date:  "2015-07-03 07:24:05" },
  { height:  544372 , difficulty:  821541 , date:  "2015-07-03 07:26:06" },
  { height:  544373 , difficulty:  821676 , date:  "2015-07-03 07:26:27" },
  { height:  544374 , difficulty:  816801 , date:  "2015-07-03 07:27:51" },
  { height:  544375 , difficulty:  817543 , date:  "2015-07-03 07:28:35" },
  { height:  544376 , difficulty:  818240 , date:  "2015-07-03 07:29:23" },
  { height:  544377 , difficulty:  819340 , date:  "2015-07-03 07:30:10" },
  { height:  544378 , difficulty:  821028 , date:  "2015-07-03 07:31:21" },
  { height:  544379 , difficulty:  822648 , date:  "2015-07-03 07:32:46" },
  { height:  544380 , difficulty:  822273 , date:  "2015-07-03 07:38:59" },
  { height:  544381 , difficulty:  822462 , date:  "2015-07-03 07:39:06" },
  { height:  544382 , difficulty:  819144 , date:  "2015-07-03 07:41:16" },
  { height:  544383 , difficulty:  820758 , date:  "2015-07-03 07:41:26" },
  { height:  544384 , difficulty:  822115 , date:  "2015-07-03 07:44:56" },
  { height:  544385 , difficulty:  822466 , date:  "2015-07-03 07:45:05" },
  { height:  544386 , difficulty:  822928 , date:  "2015-07-03 07:45:04" },
  { height:  544387 , difficulty:  823346 , date:  "2015-07-03 07:45:19" },
  { height:  544388 , difficulty:  821595 , date:  "2015-07-03 07:47:13" },
  { height:  544389 , difficulty:  820921 , date:  "2015-07-03 07:47:45" },
  { height:  544390 , difficulty:  821557 , date:  "2015-07-03 07:49:09" },
  { height:  544391 , difficulty:  821637 , date:  "2015-07-03 07:50:26" },
  { height:  544392 , difficulty:  820071 , date:  "2015-07-03 07:51:51" },
  { height:  544393 , difficulty:  819720 , date:  "2015-07-03 07:52:16" },
  { height:  544394 , difficulty:  819644 , date:  "2015-07-03 07:52:24" },
  { height:  544395 , difficulty:  819694 , date:  "2015-07-03 07:53:30" },
  { height:  544396 , difficulty:  816460 , date:  "2015-07-03 07:54:19" },
  { height:  544397 , difficulty:  816681 , date:  "2015-07-03 07:54:50" },
  { height:  544398 , difficulty:  815169 , date:  "2015-07-03 07:57:32" },
  { height:  544399 , difficulty:  817188 , date:  "2015-07-03 07:58:03" },
  { height:  544400 , difficulty:  817243 , date:  "2015-07-03 07:58:14" },
  { height:  544401 , difficulty:  812969 , date:  "2015-07-03 08:03:08" },
  { height:  544402 , difficulty:  811097 , date:  "2015-07-03 08:03:54" },
  { height:  544403 , difficulty:  810480 , date:  "2015-07-03 08:04:43" },
  { height:  544404 , difficulty:  809073 , date:  "2015-07-03 08:06:19" },
  { height:  544405 , difficulty:  810005 , date:  "2015-07-03 08:08:01" },
  { height:  544406 , difficulty:  810260 , date:  "2015-07-03 08:12:27" },
  { height:  544407 , difficulty:  809423 , date:  "2015-07-03 08:12:32" },
  { height:  544408 , difficulty:  808460 , date:  "2015-07-03 08:14:10" },
  { height:  544409 , difficulty:  808861 , date:  "2015-07-03 08:14:45" },
  { height:  544410 , difficulty:  808411 , date:  "2015-07-03 08:14:54" },
  { height:  544411 , difficulty:  810339 , date:  "2015-07-03 08:15:02" },
  { height:  544412 , difficulty:  807802 , date:  "2015-07-03 08:20:24" },
  { height:  544413 , difficulty:  804867 , date:  "2015-07-03 08:20:56" },
  { height:  544414 , difficulty:  805462 , date:  "2015-07-03 08:21:45" },
  { height:  544415 , difficulty:  805402 , date:  "2015-07-03 08:22:13" },
  { height:  544416 , difficulty:  806685 , date:  "2015-07-03 08:22:35" },
  { height:  544417 , difficulty:  804537 , date:  "2015-07-03 08:23:38" },
  { height:  544418 , difficulty:  804948 , date:  "2015-07-03 08:24:08" },
  { height:  544419 , difficulty:  807877 , date:  "2015-07-03 08:24:23" },
  { height:  544420 , difficulty:  807248 , date:  "2015-07-03 08:25:37" },
  { height:  544421 , difficulty:  807525 , date:  "2015-07-03 08:26:46" },
  { height:  544422 , difficulty:  815909 , date:  "2015-07-03 08:26:52" },
  { height:  544423 , difficulty:  814073 , date:  "2015-07-03 08:32:25" },
  { height:  544424 , difficulty:  815151 , date:  "2015-07-03 08:34:18" },
  { height:  544425 , difficulty:  814115 , date:  "2015-07-03 08:34:20" },
  { height:  544426 , difficulty:  814180 , date:  "2015-07-03 08:34:44" },
  { height:  544427 , difficulty:  819394 , date:  "2015-07-03 08:35:41" },
  { height:  544428 , difficulty:  821752 , date:  "2015-07-03 08:35:53" },
  { height:  544429 , difficulty:  820515 , date:  "2015-07-03 08:37:45" },
  { height:  544430 , difficulty:  822215 , date:  "2015-07-03 08:38:44" },
  { height:  544431 , difficulty:  822335 , date:  "2015-07-03 08:40:29" },
  { height:  544432 , difficulty:  821028 , date:  "2015-07-03 08:43:01" },
  { height:  544433 , difficulty:  821705 , date:  "2015-07-03 08:43:25" },
  { height:  544434 , difficulty:  821566 , date:  "2015-07-03 08:43:36" },
  { height:  544435 , difficulty:  817923 , date:  "2015-07-03 08:43:38" },
  { height:  544436 , difficulty:  819234 , date:  "2015-07-03 08:43:41" },
  { height:  544437 , difficulty:  818020 , date:  "2015-07-03 08:45:57" },
  { height:  544438 , difficulty:  820507 , date:  "2015-07-03 08:46:56" },
  { height:  544439 , difficulty:  820286 , date:  "2015-07-03 08:47:05" },
  { height:  544440 , difficulty:  819662 , date:  "2015-07-03 08:47:41" },
  { height:  544441 , difficulty:  821684 , date:  "2015-07-03 08:47:52" },
  { height:  544442 , difficulty:  822639 , date:  "2015-07-03 08:47:53" },
  { height:  544443 , difficulty:  821775 , date:  "2015-07-03 08:48:04" },
  { height:  544444 , difficulty:  820630 , date:  "2015-07-03 08:49:19" },
  { height:  544445 , difficulty:  823500 , date:  "2015-07-03 08:49:20" },
  { height:  544446 , difficulty:  819847 , date:  "2015-07-03 08:50:11" },
  { height:  544447 , difficulty:  820081 , date:  "2015-07-03 08:51:39" },
  { height:  544448 , difficulty:  823388 , date:  "2015-07-03 08:51:55" },
  { height:  544449 , difficulty:  824536 , date:  "2015-07-03 08:53:03" },
  { height:  544450 , difficulty:  823196 , date:  "2015-07-03 08:55:44" },
  { height:  544451 , difficulty:  828194 , date:  "2015-07-03 08:55:54" },
  { height:  544452 , difficulty:  827292 , date:  "2015-07-03 08:56:08" },
  { height:  544453 , difficulty:  826889 , date:  "2015-07-03 08:57:16" },
  { height:  544454 , difficulty:  825835 , date:  "2015-07-03 08:57:41" },
  { height:  544455 , difficulty:  824083 , date:  "2015-07-03 08:58:13" },
  { height:  544456 , difficulty:  815911 , date:  "2015-07-03 09:00:14" },
  { height:  544457 , difficulty:  816421 , date:  "2015-07-03 09:00:24" },
  { height:  544458 , difficulty:  813606 , date:  "2015-07-03 09:03:38" },
  { height:  544459 , difficulty:  815710 , date:  "2015-07-03 09:03:41" },
  { height:  544460 , difficulty:  811021 , date:  "2015-07-03 09:04:37" },
  { height:  544461 , difficulty:  812548 , date:  "2015-07-03 09:04:56" },
  { height:  544462 , difficulty:  815175 , date:  "2015-07-03 09:06:51" },
  { height:  544463 , difficulty:  815087 , date:  "2015-07-03 09:06:59" },
  { height:  544464 , difficulty:  812895 , date:  "2015-07-03 09:08:51" },
  { height:  544465 , difficulty:  814577 , date:  "2015-07-03 09:08:54" },
  { height:  544466 , difficulty:  814733 , date:  "2015-07-03 09:13:09" },
  { height:  544467 , difficulty:  813112 , date:  "2015-07-03 09:14:13" },
  { height:  544468 , difficulty:  812563 , date:  "2015-07-03 09:14:20" },
  { height:  544469 , difficulty:  815067 , date:  "2015-07-03 09:17:00" },
  { height:  544470 , difficulty:  818530 , date:  "2015-07-03 09:17:32" },
  { height:  544471 , difficulty:  817307 , date:  "2015-07-03 09:17:37" },
  { height:  544472 , difficulty:  816517 , date:  "2015-07-03 09:18:17" },
  { height:  544473 , difficulty:  816757 , date:  "2015-07-03 09:18:49" },
  { height:  544474 , difficulty:  813359 , date:  "2015-07-03 09:19:59" },
  { height:  544475 , difficulty:  813033 , date:  "2015-07-03 09:20:32" },
  { height:  544476 , difficulty:  812955 , date:  "2015-07-03 09:20:37" },
  { height:  544477 , difficulty:  808573 , date:  "2015-07-03 09:21:12" },
  { height:  544478 , difficulty:  808936 , date:  "2015-07-03 09:22:28" },
  { height:  544479 , difficulty:  807948 , date:  "2015-07-03 09:23:38" },
  { height:  544480 , difficulty:  808871 , date:  "2015-07-03 09:23:45" },
  { height:  544481 , difficulty:  806787 , date:  "2015-07-03 09:24:13" },
  { height:  544482 , difficulty:  802893 , date:  "2015-07-03 09:25:24" },
  { height:  544483 , difficulty:  802915 , date:  "2015-07-03 09:26:32" },
  { height:  544484 , difficulty:  801584 , date:  "2015-07-03 09:26:43" },
  { height:  544485 , difficulty:  802023 , date:  "2015-07-03 09:27:02" },
  { height:  544486 , difficulty:  802618 , date:  "2015-07-03 09:28:15" },
  { height:  544487 , difficulty:  802577 , date:  "2015-07-03 09:28:17" },
  { height:  544488 , difficulty:  795854 , date:  "2015-07-03 09:29:59" },
  { height:  544489 , difficulty:  797044 , date:  "2015-07-03 09:30:09" },
  { height:  544490 , difficulty:  797779 , date:  "2015-07-03 09:30:24" },
  { height:  544491 , difficulty:  798055 , date:  "2015-07-03 09:30:58" },
  { height:  544492 , difficulty:  797938 , date:  "2015-07-03 09:31:27" },
  { height:  544493 , difficulty:  797314 , date:  "2015-07-03 09:33:10" },
  { height:  544494 , difficulty:  797342 , date:  "2015-07-03 09:34:27" },
  { height:  544495 , difficulty:  797554 , date:  "2015-07-03 09:35:15" },
  { height:  544496 , difficulty:  797853 , date:  "2015-07-03 09:36:11" },
  { height:  544497 , difficulty:  797060 , date:  "2015-07-03 09:36:13" },
  { height:  544498 , difficulty:  798479 , date:  "2015-07-03 09:37:19" },
  { height:  544499 , difficulty:  791482 , date:  "2015-07-03 09:40:27" },
  { height:  544500 , difficulty:  790532 , date:  "2015-07-03 09:41:30" },
  { height:  544501 , difficulty:  790978 , date:  "2015-07-03 09:41:55" },
  { height:  544502 , difficulty:  791101 , date:  "2015-07-03 09:43:54" },
  { height:  544503 , difficulty:  790297 , date:  "2015-07-03 09:44:04" },
  { height:  544504 , difficulty:  790849 , date:  "2015-07-03 09:45:40" },
  { height:  544505 , difficulty:  791311 , date:  "2015-07-03 09:45:51" },
  { height:  544506 , difficulty:  790168 , date:  "2015-07-03 09:45:56" },
  { height:  544507 , difficulty:  790163 , date:  "2015-07-03 09:46:34" },
  { height:  544508 , difficulty:  787697 , date:  "2015-07-03 09:48:27" },
  { height:  544509 , difficulty:  787838 , date:  "2015-07-03 09:48:30" },
  { height:  544510 , difficulty:  792155 , date:  "2015-07-03 09:48:52" },
  { height:  544511 , difficulty:  793304 , date:  "2015-07-03 09:51:41" },
  { height:  544512 , difficulty:  798457 , date:  "2015-07-03 09:52:11" },
  { height:  544513 , difficulty:  795644 , date:  "2015-07-03 09:53:18" },
  { height:  544514 , difficulty:  795434 , date:  "2015-07-03 09:53:26" },
  { height:  544515 , difficulty:  795332 , date:  "2015-07-03 09:53:31" },
  { height:  544516 , difficulty:  798870 , date:  "2015-07-03 09:53:37" },
  { height:  544517 , difficulty:  798840 , date:  "2015-07-03 09:54:19" },
  { height:  544518 , difficulty:  799601 , date:  "2015-07-03 09:54:57" },
  { height:  544519 , difficulty:  799944 , date:  "2015-07-03 09:57:53" },
  { height:  544520 , difficulty:  801318 , date:  "2015-07-03 09:58:38" },
  { height:  544521 , difficulty:  802880 , date:  "2015-07-03 10:00:02" },
  { height:  544522 , difficulty:  803800 , date:  "2015-07-03 10:01:00" },
  { height:  544523 , difficulty:  802926 , date:  "2015-07-03 10:01:58" },
  { height:  544524 , difficulty:  803072 , date:  "2015-07-03 10:02:13" },
  { height:  544525 , difficulty:  802709 , date:  "2015-07-03 10:02:19" },
  { height:  544526 , difficulty:  799441 , date:  "2015-07-03 10:02:26" },
  { height:  544527 , difficulty:  799439 , date:  "2015-07-03 10:04:27" },
  { height:  544528 , difficulty:  800151 , date:  "2015-07-03 10:04:55" },
  { height:  544529 , difficulty:  801172 , date:  "2015-07-03 10:05:24" },
  { height:  544530 , difficulty:  802496 , date:  "2015-07-03 10:05:38" },
  { height:  544531 , difficulty:  804485 , date:  "2015-07-03 10:05:42" },
  { height:  544532 , difficulty:  802319 , date:  "2015-07-03 10:05:56" },
  { height:  544533 , difficulty:  802828 , date:  "2015-07-03 10:06:34" },
  { height:  544534 , difficulty:  799744 , date:  "2015-07-03 10:06:38" },
  { height:  544535 , difficulty:  799853 , date:  "2015-07-03 10:07:36" },
  { height:  544536 , difficulty:  798815 , date:  "2015-07-03 10:09:02" },
  { height:  544537 , difficulty:  798873 , date:  "2015-07-03 10:09:22" },
  { height:  544538 , difficulty:  796410 , date:  "2015-07-03 10:10:29" },
  { height:  544539 , difficulty:  796275 , date:  "2015-07-03 10:10:31" },
  { height:  544540 , difficulty:  797593 , date:  "2015-07-03 10:10:57" },
  { height:  544541 , difficulty:  798505 , date:  "2015-07-03 10:14:12" },
  { height:  544542 , difficulty:  793962 , date:  "2015-07-03 10:14:39" },
  { height:  544543 , difficulty:  794214 , date:  "2015-07-03 10:14:43" },
  { height:  544544 , difficulty:  794158 , date:  "2015-07-03 10:15:17" },
  { height:  544545 , difficulty:  791095 , date:  "2015-07-03 10:15:33" },
  { height:  544546 , difficulty:  793975 , date:  "2015-07-03 10:17:11" },
  { height:  544547 , difficulty:  795484 , date:  "2015-07-03 10:17:18" },
  { height:  544548 , difficulty:  795889 , date:  "2015-07-03 10:17:36" },
  { height:  544549 , difficulty:  795363 , date:  "2015-07-03 10:21:10" },
  { height:  544550 , difficulty:  794460 , date:  "2015-07-03 10:21:52" },
  { height:  544551 , difficulty:  793882 , date:  "2015-07-03 10:21:59" },
  { height:  544552 , difficulty:  796007 , date:  "2015-07-03 10:22:42" },
  { height:  544553 , difficulty:  795291 , date:  "2015-07-03 10:24:08" },
  { height:  544554 , difficulty:  794511 , date:  "2015-07-03 10:25:11" },
  { height:  544555 , difficulty:  793664 , date:  "2015-07-03 10:25:33" },
  { height:  544556 , difficulty:  794313 , date:  "2015-07-03 10:25:38" },
  { height:  544557 , difficulty:  796391 , date:  "2015-07-03 10:26:09" },
  { height:  544558 , difficulty:  795489 , date:  "2015-07-03 10:26:14" },
  { height:  544559 , difficulty:  794459 , date:  "2015-07-03 10:27:17" },
  { height:  544560 , difficulty:  794315 , date:  "2015-07-03 10:30:37" },
  { height:  544561 , difficulty:  800071 , date:  "2015-07-03 10:31:29" },
  { height:  544562 , difficulty:  798502 , date:  "2015-07-03 10:34:11" },
  { height:  544563 , difficulty:  800260 , date:  "2015-07-03 10:35:31" },
  { height:  544564 , difficulty:  799948 , date:  "2015-07-03 10:35:39" },
  { height:  544565 , difficulty:  800695 , date:  "2015-07-03 10:38:01" },
  { height:  544566 , difficulty:  800607 , date:  "2015-07-03 10:38:12" },
  { height:  544567 , difficulty:  801554 , date:  "2015-07-03 10:38:17" },
  { height:  544568 , difficulty:  802099 , date:  "2015-07-03 10:38:44" },
  { height:  544569 , difficulty:  799910 , date:  "2015-07-03 10:39:00" },
  { height:  544570 , difficulty:  800863 , date:  "2015-07-03 10:39:29" },
  { height:  544571 , difficulty:  801092 , date:  "2015-07-03 10:39:31" },
  { height:  544572 , difficulty:  804904 , date:  "2015-07-03 10:39:46" },
  { height:  544573 , difficulty:  805626 , date:  "2015-07-03 10:43:05" },
  { height:  544574 , difficulty:  809148 , date:  "2015-07-03 10:43:41" },
  { height:  544575 , difficulty:  805512 , date:  "2015-07-03 10:43:57" },
  { height:  544576 , difficulty:  816173 , date:  "2015-07-03 10:44:22" },
  { height:  544577 , difficulty:  820400 , date:  "2015-07-03 10:46:26" },
  { height:  544578 , difficulty:  817898 , date:  "2015-07-03 10:46:29" },
  { height:  544579 , difficulty:  818246 , date:  "2015-07-03 10:46:31" },
  { height:  544580 , difficulty:  817587 , date:  "2015-07-03 10:48:16" },
  { height:  544581 , difficulty:  819322 , date:  "2015-07-03 10:48:18" },
  { height:  544582 , difficulty:  819493 , date:  "2015-07-03 10:48:28" },
  { height:  544583 , difficulty:  818584 , date:  "2015-07-03 10:49:41" },
  { height:  544584 , difficulty:  817812 , date:  "2015-07-03 10:49:55" },
  { height:  544585 , difficulty:  820605 , date:  "2015-07-03 10:51:26" },
  { height:  544586 , difficulty:  821993 , date:  "2015-07-03 10:51:32" },
  { height:  544587 , difficulty:  818376 , date:  "2015-07-03 10:52:04" },
  { height:  544588 , difficulty:  819221 , date:  "2015-07-03 10:52:14" },
  { height:  544589 , difficulty:  817993 , date:  "2015-07-03 10:56:08" },
  { height:  544590 , difficulty:  818674 , date:  "2015-07-03 10:56:11" },
  { height:  544591 , difficulty:  821778 , date:  "2015-07-03 10:57:19" },
  { height:  544592 , difficulty:  821851 , date:  "2015-07-03 10:58:31" },
  { height:  544593 , difficulty:  821159 , date:  "2015-07-03 10:58:44" },
  { height:  544594 , difficulty:  822110 , date:  "2015-07-03 11:00:09" },
  { height:  544595 , difficulty:  822206 , date:  "2015-07-03 11:00:33" },
  { height:  544596 , difficulty:  821521 , date:  "2015-07-03 11:01:05" },
  { height:  544597 , difficulty:  823088 , date:  "2015-07-03 11:01:37" },
  { height:  544598 , difficulty:  821809 , date:  "2015-07-03 11:02:32" },
  { height:  544599 , difficulty:  820649 , date:  "2015-07-03 11:03:21" },
  { height:  544600 , difficulty:  820343 , date:  "2015-07-03 11:03:23" },
  { height:  544601 , difficulty:  820890 , date:  "2015-07-03 11:03:43" },
  { height:  544602 , difficulty:  823020 , date:  "2015-07-03 11:03:57" },
  { height:  544603 , difficulty:  820633 , date:  "2015-07-03 11:04:48" },
  { height:  544604 , difficulty:  820049 , date:  "2015-07-03 11:06:32" },
  { height:  544605 , difficulty:  822101 , date:  "2015-07-03 11:06:37" },
  { height:  544606 , difficulty:  823628 , date:  "2015-07-03 11:06:46" },
  { height:  544607 , difficulty:  823792 , date:  "2015-07-03 11:09:21" },
  { height:  544608 , difficulty:  825655 , date:  "2015-07-03 11:09:53" },
  { height:  544609 , difficulty:  824860 , date:  "2015-07-03 11:10:01" },
  { height:  544610 , difficulty:  824827 , date:  "2015-07-03 11:10:59" },
  { height:  544611 , difficulty:  824411 , date:  "2015-07-03 11:11:13" },
  { height:  544612 , difficulty:  824271 , date:  "2015-07-03 11:13:19" },
  { height:  544613 , difficulty:  824706 , date:  "2015-07-03 11:14:11" },
  { height:  544614 , difficulty:  824578 , date:  "2015-07-03 11:14:25" },
  { height:  544615 , difficulty:  824799 , date:  "2015-07-03 11:16:19" },
  { height:  544616 , difficulty:  824875 , date:  "2015-07-03 11:16:44" },
  { height:  544617 , difficulty:  822279 , date:  "2015-07-03 11:16:49" },
  { height:  544618 , difficulty:  822190 , date:  "2015-07-03 11:18:41" },
  { height:  544619 , difficulty:  825034 , date:  "2015-07-03 11:19:45" },
  { height:  544620 , difficulty:  824639 , date:  "2015-07-03 11:20:03" },
  { height:  544621 , difficulty:  826058 , date:  "2015-07-03 11:20:05" },
  { height:  544622 , difficulty:  827212 , date:  "2015-07-03 11:21:12" },
  { height:  544623 , difficulty:  827095 , date:  "2015-07-03 11:24:40" },
  { height:  544624 , difficulty:  828127 , date:  "2015-07-03 11:26:15" },
  { height:  544625 , difficulty:  823305 , date:  "2015-07-03 11:26:23" },
  { height:  544626 , difficulty:  822742 , date:  "2015-07-03 11:27:38" },
  { height:  544627 , difficulty:  823830 , date:  "2015-07-03 11:28:31" },
  { height:  544628 , difficulty:  823669 , date:  "2015-07-03 11:30:00" },
  { height:  544629 , difficulty:  823221 , date:  "2015-07-03 11:31:13" },
  { height:  544630 , difficulty:  821798 , date:  "2015-07-03 11:31:41" },
  { height:  544631 , difficulty:  822276 , date:  "2015-07-03 11:31:44" },
  { height:  544632 , difficulty:  823660 , date:  "2015-07-03 11:32:25" },
  { height:  544633 , difficulty:  822984 , date:  "2015-07-03 11:33:31" },
  { height:  544634 , difficulty:  823307 , date:  "2015-07-03 11:34:59" },
  { height:  544635 , difficulty:  823697 , date:  "2015-07-03 11:35:59" },
  { height:  544636 , difficulty:  819611 , date:  "2015-07-03 11:36:00" },
  { height:  544637 , difficulty:  819322 , date:  "2015-07-03 11:36:03" },
  { height:  544638 , difficulty:  820205 , date:  "2015-07-03 11:41:18" },
  { height:  544639 , difficulty:  819890 , date:  "2015-07-03 11:41:24" },
  { height:  544640 , difficulty:  820683 , date:  "2015-07-03 11:42:03" },
  { height:  544641 , difficulty:  821342 , date:  "2015-07-03 11:44:09" },
  { height:  544642 , difficulty:  825166 , date:  "2015-07-03 11:44:24" },
  { height:  544643 , difficulty:  828677 , date:  "2015-07-03 11:44:35" },
  { height:  544644 , difficulty:  828289 , date:  "2015-07-03 11:45:20" },
  { height:  544645 , difficulty:  830754 , date:  "2015-07-03 11:46:12" },
  { height:  544646 , difficulty:  830152 , date:  "2015-07-03 11:47:26" },
  { height:  544647 , difficulty:  830711 , date:  "2015-07-03 11:48:09" },
  { height:  544648 , difficulty:  835006 , date:  "2015-07-03 11:49:16" },
  { height:  544649 , difficulty:  831105 , date:  "2015-07-03 11:52:42" },
  { height:  544650 , difficulty:  830367 , date:  "2015-07-03 11:52:44" },
  { height:  544651 , difficulty:  830450 , date:  "2015-07-03 11:52:50" },
  { height:  544652 , difficulty:  830877 , date:  "2015-07-03 11:53:27" },
  { height:  544653 , difficulty:  829376 , date:  "2015-07-03 11:54:34" },
  { height:  544654 , difficulty:  829501 , date:  "2015-07-03 12:00:54" },
  { height:  544655 , difficulty:  829720 , date:  "2015-07-03 12:06:05" },
  { height:  544656 , difficulty:  828051 , date:  "2015-07-03 12:06:08" },
  { height:  544657 , difficulty:  828629 , date:  "2015-07-03 12:07:31" },
  { height:  544658 , difficulty:  829227 , date:  "2015-07-03 12:07:54" },
  { height:  544659 , difficulty:  828005 , date:  "2015-07-03 12:09:13" },
  { height:  544660 , difficulty:  827799 , date:  "2015-07-03 12:11:56" },
  { height:  544661 , difficulty:  828308 , date:  "2015-07-03 12:20:19" },
  { height:  544662 , difficulty:  828399 , date:  "2015-07-03 12:22:14" },
  { height:  544663 , difficulty:  830253 , date:  "2015-07-03 12:22:18" },
  { height:  544664 , difficulty:  832785 , date:  "2015-07-03 12:27:09" },
  { height:  544665 , difficulty:  829122 , date:  "2015-07-03 12:27:16" },
  { height:  544666 , difficulty:  829418 , date:  "2015-07-03 12:27:59" },
  { height:  544667 , difficulty:  833663 , date:  "2015-07-03 12:28:37" },
  { height:  544668 , difficulty:  832275 , date:  "2015-07-03 12:28:55" },
  { height:  544669 , difficulty:  832073 , date:  "2015-07-03 12:30:16" },
  { height:  544670 , difficulty:  830429 , date:  "2015-07-03 12:31:40" },
  { height:  544671 , difficulty:  830404 , date:  "2015-07-03 12:34:04" },
  { height:  544672 , difficulty:  836477 , date:  "2015-07-03 12:36:52" },
  { height:  544673 , difficulty:  835899 , date:  "2015-07-03 12:36:54" },
  { height:  544674 , difficulty:  836826 , date:  "2015-07-03 12:39:49" },
  { height:  544675 , difficulty:  837295 , date:  "2015-07-03 12:41:34" },
  { height:  544676 , difficulty:  838027 , date:  "2015-07-03 12:42:10" },
  { height:  544677 , difficulty:  837822 , date:  "2015-07-03 12:42:12" },
  { height:  544678 , difficulty:  841079 , date:  "2015-07-03 12:42:45" },
  { height:  544679 , difficulty:  840001 , date:  "2015-07-03 12:43:26" },
  { height:  544680 , difficulty:  841222 , date:  "2015-07-03 12:46:28" },
  { height:  544681 , difficulty:  841287 , date:  "2015-07-03 12:46:47" },
  { height:  544682 , difficulty:  841204 , date:  "2015-07-03 12:46:58" },
  { height:  544683 , difficulty:  837712 , date:  "2015-07-03 12:47:46" },
  { height:  544684 , difficulty:  837347 , date:  "2015-07-03 12:48:10" },
  { height:  544685 , difficulty:  840672 , date:  "2015-07-03 12:48:45" },
  { height:  544686 , difficulty:  841319 , date:  "2015-07-03 12:50:22" },
  { height:  544687 , difficulty:  841237 , date:  "2015-07-03 12:50:45" },
  { height:  544688 , difficulty:  839800 , date:  "2015-07-03 12:52:24" },
  { height:  544689 , difficulty:  838802 , date:  "2015-07-03 12:53:45" },
  { height:  544690 , difficulty:  841505 , date:  "2015-07-03 12:53:59" },
  { height:  544691 , difficulty:  841521 , date:  "2015-07-03 12:55:17" },
  { height:  544692 , difficulty:  841490 , date:  "2015-07-03 12:55:50" },
  { height:  544693 , difficulty:  843574 , date:  "2015-07-03 12:57:16" },
  { height:  544694 , difficulty:  840933 , date:  "2015-07-03 12:57:20" },
  { height:  544695 , difficulty:  840661 , date:  "2015-07-03 13:00:15" },
  { height:  544696 , difficulty:  841285 , date:  "2015-07-03 13:01:04" },
  { height:  544697 , difficulty:  843595 , date:  "2015-07-03 13:01:08" },
  { height:  544698 , difficulty:  846881 , date:  "2015-07-03 13:01:41" },
  { height:  544699 , difficulty:  843065 , date:  "2015-07-03 13:03:15" },
  { height:  544700 , difficulty:  843482 , date:  "2015-07-03 13:03:23" },
  { height:  544701 , difficulty:  843767 , date:  "2015-07-03 13:04:37" },
  { height:  544702 , difficulty:  842754 , date:  "2015-07-03 13:06:13" },
  { height:  544703 , difficulty:  842810 , date:  "2015-07-03 13:08:30" },
  { height:  544704 , difficulty:  843618 , date:  "2015-07-03 13:10:47" },
  { height:  544705 , difficulty:  844181 , date:  "2015-07-03 13:12:15" },
  { height:  544706 , difficulty:  844123 , date:  "2015-07-03 13:13:58" },
  { height:  544707 , difficulty:  844482 , date:  "2015-07-03 13:15:58" },
  { height:  544708 , difficulty:  844087 , date:  "2015-07-03 13:16:04" },
  { height:  544709 , difficulty:  849283 , date:  "2015-07-03 13:16:08" },
  { height:  544710 , difficulty:  847717 , date:  "2015-07-03 13:16:32" },
  { height:  544711 , difficulty:  846381 , date:  "2015-07-03 13:18:17" },
  { height:  544712 , difficulty:  848135 , date:  "2015-07-03 13:18:18" },
  { height:  544713 , difficulty:  850364 , date:  "2015-07-03 13:21:19" },
  { height:  544714 , difficulty:  845789 , date:  "2015-07-03 13:21:30" },
  { height:  544715 , difficulty:  849097 , date:  "2015-07-03 13:21:40" },
  { height:  544716 , difficulty:  848714 , date:  "2015-07-03 13:24:23" },
  { height:  544717 , difficulty:  846025 , date:  "2015-07-03 13:25:44" },
  { height:  544718 , difficulty:  845856 , date:  "2015-07-03 13:26:09" },
  { height:  544719 , difficulty:  846556 , date:  "2015-07-03 13:26:23" },
  { height:  544720 , difficulty:  845708 , date:  "2015-07-03 13:26:32" },
  { height:  544721 , difficulty:  847393 , date:  "2015-07-03 13:27:06" },
  { height:  544722 , difficulty:  847109 , date:  "2015-07-03 13:28:02" },
  { height:  544723 , difficulty:  847287 , date:  "2015-07-03 13:28:09" },
  { height:  544724 , difficulty:  846031 , date:  "2015-07-03 13:28:47" },
  { height:  544725 , difficulty:  841308 , date:  "2015-07-03 13:28:54" },
  { height:  544726 , difficulty:  841405 , date:  "2015-07-03 13:29:33" },
  { height:  544727 , difficulty:  842012 , date:  "2015-07-03 13:31:13" },
  { height:  544728 , difficulty:  842938 , date:  "2015-07-03 13:32:33" },
  { height:  544729 , difficulty:  841386 , date:  "2015-07-03 13:32:54" },
  { height:  544730 , difficulty:  833512 , date:  "2015-07-03 13:33:59" },
  { height:  544731 , difficulty:  828192 , date:  "2015-07-03 13:37:07" },
  { height:  544732 , difficulty:  828894 , date:  "2015-07-03 13:37:39" },
  { height:  544733 , difficulty:  828091 , date:  "2015-07-03 13:39:07" },
  { height:  544734 , difficulty:  829643 , date:  "2015-07-03 13:39:20" },
  { height:  544735 , difficulty:  827922 , date:  "2015-07-03 13:39:26" },
  { height:  544736 , difficulty:  826652 , date:  "2015-07-03 13:39:45" },
  { height:  544737 , difficulty:  815181 , date:  "2015-07-03 13:41:37" },
  { height:  544738 , difficulty:  816135 , date:  "2015-07-03 13:42:03" },
  { height:  544739 , difficulty:  818655 , date:  "2015-07-03 13:42:38" },
  { height:  544740 , difficulty:  813672 , date:  "2015-07-03 13:42:51" },
  { height:  544741 , difficulty:  813928 , date:  "2015-07-03 13:43:08" },
  { height:  544742 , difficulty:  813051 , date:  "2015-07-03 13:44:23" },
  { height:  544743 , difficulty:  818060 , date:  "2015-07-03 13:44:44" },
  { height:  544744 , difficulty:  818241 , date:  "2015-07-03 13:45:16" },
  { height:  544745 , difficulty:  818465 , date:  "2015-07-03 13:45:37" },
  { height:  544746 , difficulty:  816989 , date:  "2015-07-03 13:47:17" },
  { height:  544747 , difficulty:  814084 , date:  "2015-07-03 13:47:21" },
  { height:  544748 , difficulty:  811557 , date:  "2015-07-03 13:48:09" },
  { height:  544749 , difficulty:  814343 , date:  "2015-07-03 13:48:11" },
  { height:  544750 , difficulty:  813014 , date:  "2015-07-03 13:48:15" },
  { height:  544751 , difficulty:  810767 , date:  "2015-07-03 13:50:55" },
  { height:  544752 , difficulty:  813709 , date:  "2015-07-03 13:51:15" },
  { height:  544753 , difficulty:  816466 , date:  "2015-07-03 13:51:33" },
  { height:  544754 , difficulty:  817278 , date:  "2015-07-03 13:52:56" },
  { height:  544755 , difficulty:  819273 , date:  "2015-07-03 13:53:37" },
  { height:  544756 , difficulty:  815391 , date:  "2015-07-03 13:53:50" },
  { height:  544757 , difficulty:  816938 , date:  "2015-07-03 13:54:04" },
  { height:  544758 , difficulty:  818077 , date:  "2015-07-03 13:55:42" },
  { height:  544759 , difficulty:  818454 , date:  "2015-07-03 13:56:03" },
  { height:  544760 , difficulty:  825301 , date:  "2015-07-03 13:56:06" },
  { height:  544761 , difficulty:  824763 , date:  "2015-07-03 13:56:51" },
  { height:  544762 , difficulty:  824322 , date:  "2015-07-03 13:57:30" },
  { height:  544763 , difficulty:  829252 , date:  "2015-07-03 13:58:19" },
  { height:  544764 , difficulty:  827043 , date:  "2015-07-03 13:58:21" },
  { height:  544765 , difficulty:  829192 , date:  "2015-07-03 13:59:04" },
  { height:  544766 , difficulty:  829076 , date:  "2015-07-03 13:59:11" },
  { height:  544767 , difficulty:  827603 , date:  "2015-07-03 13:59:39" },
  { height:  544768 , difficulty:  833195 , date:  "2015-07-03 14:05:42" },
  { height:  544769 , difficulty:  831312 , date:  "2015-07-03 14:06:36" },
  { height:  544770 , difficulty:  831413 , date:  "2015-07-03 14:07:32" },
  { height:  544771 , difficulty:  828049 , date:  "2015-07-03 14:08:04" },
  { height:  544772 , difficulty:  827233 , date:  "2015-07-03 14:10:16" },
  { height:  544773 , difficulty:  827406 , date:  "2015-07-03 14:12:21" },
  { height:  544774 , difficulty:  832252 , date:  "2015-07-03 14:12:52" },
  { height:  544775 , difficulty:  830309 , date:  "2015-07-03 14:13:49" },
  { height:  544776 , difficulty:  834949 , date:  "2015-07-03 14:15:13" },
  { height:  544777 , difficulty:  833996 , date:  "2015-07-03 14:16:22" },
  { height:  544778 , difficulty:  833896 , date:  "2015-07-03 14:17:16" },
  { height:  544779 , difficulty:  830911 , date:  "2015-07-03 14:18:05" },
  { height:  544780 , difficulty:  828209 , date:  "2015-07-03 14:18:06" },
  { height:  544781 , difficulty:  826575 , date:  "2015-07-03 14:22:04" },
  { height:  544782 , difficulty:  826990 , date:  "2015-07-03 14:22:16" },
  { height:  544783 , difficulty:  824865 , date:  "2015-07-03 14:23:55" },
  { height:  544784 , difficulty:  827724 , date:  "2015-07-03 14:24:51" },
  { height:  544785 , difficulty:  832556 , date:  "2015-07-03 14:25:28" },
  { height:  544786 , difficulty:  832587 , date:  "2015-07-03 14:25:45" },
  { height:  544787 , difficulty:  830852 , date:  "2015-07-03 14:29:32" },
  { height:  544788 , difficulty:  834183 , date:  "2015-07-03 14:29:41" },
  { height:  544789 , difficulty:  830509 , date:  "2015-07-03 14:31:17" },
  { height:  544790 , difficulty:  830874 , date:  "2015-07-03 14:31:21" },
  { height:  544791 , difficulty:  830755 , date:  "2015-07-03 14:32:02" },
  { height:  544792 , difficulty:  828779 , date:  "2015-07-03 14:32:27" },
  { height:  544793 , difficulty:  827976 , date:  "2015-07-03 14:35:09" },
  { height:  544794 , difficulty:  828094 , date:  "2015-07-03 14:42:02" },
  { height:  544795 , difficulty:  828683 , date:  "2015-07-03 14:43:18" },
  { height:  544796 , difficulty:  828730 , date:  "2015-07-03 14:44:38" },
  { height:  544797 , difficulty:  828245 , date:  "2015-07-03 14:45:19" },
  { height:  544798 , difficulty:  827666 , date:  "2015-07-03 14:45:34" },
  { height:  544799 , difficulty:  831287 , date:  "2015-07-03 14:46:10" },
  { height:  544800 , difficulty:  832967 , date:  "2015-07-03 14:46:11" },
  { height:  544801 , difficulty:  833434 , date:  "2015-07-03 14:47:07" },
  { height:  544802 , difficulty:  833213 , date:  "2015-07-03 14:48:25" },
  { height:  544803 , difficulty:  832875 , date:  "2015-07-03 14:49:40" },
  { height:  544804 , difficulty:  831740 , date:  "2015-07-03 14:51:00" },
  { height:  544805 , difficulty:  833509 , date:  "2015-07-03 14:51:06" },
  { height:  544806 , difficulty:  832900 , date:  "2015-07-03 14:52:48" },
  { height:  544807 , difficulty:  828994 , date:  "2015-07-03 14:53:25" },
  { height:  544808 , difficulty:  828544 , date:  "2015-07-03 15:00:35" },
  { height:  544809 , difficulty:  828329 , date:  "2015-07-03 15:01:44" },
  { height:  544810 , difficulty:  829428 , date:  "2015-07-03 15:02:07" },
  { height:  544811 , difficulty:  829542 , date:  "2015-07-03 15:03:15" },
  { height:  544812 , difficulty:  836034 , date:  "2015-07-03 15:04:12" },
  { height:  544813 , difficulty:  837151 , date:  "2015-07-03 15:04:27" },
  { height:  544814 , difficulty:  838034 , date:  "2015-07-03 15:05:36" },
  { height:  544815 , difficulty:  837538 , date:  "2015-07-03 15:08:48" },
  { height:  544816 , difficulty:  837487 , date:  "2015-07-03 15:10:29" },
  { height:  544817 , difficulty:  837747 , date:  "2015-07-03 15:10:36" },
  { height:  544818 , difficulty:  836189 , date:  "2015-07-03 15:12:08" },
  { height:  544819 , difficulty:  836792 , date:  "2015-07-03 15:12:12" },
  { height:  544820 , difficulty:  836821 , date:  "2015-07-03 15:12:26" },
  { height:  544821 , difficulty:  837399 , date:  "2015-07-03 15:13:44" },
  { height:  544822 , difficulty:  838141 , date:  "2015-07-03 15:14:34" },
  { height:  544823 , difficulty:  838159 , date:  "2015-07-03 15:16:28" },
  { height:  544824 , difficulty:  839373 , date:  "2015-07-03 15:17:39" },
  { height:  544825 , difficulty:  839754 , date:  "2015-07-03 15:17:59" },
  { height:  544826 , difficulty:  840591 , date:  "2015-07-03 15:18:08" },
  { height:  544827 , difficulty:  837365 , date:  "2015-07-03 15:19:54" },
  { height:  544828 , difficulty:  839656 , date:  "2015-07-03 15:20:24" },
  { height:  544829 , difficulty:  840448 , date:  "2015-07-03 15:20:44" },
  { height:  544830 , difficulty:  841916 , date:  "2015-07-03 15:22:12" },
  { height:  544831 , difficulty:  842230 , date:  "2015-07-03 15:24:54" },
  { height:  544832 , difficulty:  842028 , date:  "2015-07-03 15:25:05" },
  { height:  544833 , difficulty:  843889 , date:  "2015-07-03 15:25:26" },
  { height:  544834 , difficulty:  841852 , date:  "2015-07-03 15:25:42" },
  { height:  544835 , difficulty:  845101 , date:  "2015-07-03 15:26:31" },
  { height:  544836 , difficulty:  846905 , date:  "2015-07-03 15:27:00" },
  { height:  544837 , difficulty:  847022 , date:  "2015-07-03 15:27:22" },
  { height:  544838 , difficulty:  847360 , date:  "2015-07-03 15:29:24" },
  { height:  544839 , difficulty:  847030 , date:  "2015-07-03 15:32:06" },
  { height:  544840 , difficulty:  849984 , date:  "2015-07-03 15:32:18" },
  { height:  544841 , difficulty:  849289 , date:  "2015-07-03 15:32:55" },
  { height:  544842 , difficulty:  849947 , date:  "2015-07-03 15:37:22" },
  { height:  544843 , difficulty:  850055 , date:  "2015-07-03 15:37:47" },
  { height:  544844 , difficulty:  841382 , date:  "2015-07-03 15:38:29" },
  { height:  544845 , difficulty:  841551 , date:  "2015-07-03 15:39:32" },
  { height:  544846 , difficulty:  840535 , date:  "2015-07-03 15:45:20" },
  { height:  544847 , difficulty:  840021 , date:  "2015-07-03 15:45:24" },
  { height:  544848 , difficulty:  838019 , date:  "2015-07-03 15:46:07" },
  { height:  544849 , difficulty:  835527 , date:  "2015-07-03 15:47:27" },
  { height:  544850 , difficulty:  837677 , date:  "2015-07-03 15:48:35" },
  { height:  544851 , difficulty:  837199 , date:  "2015-07-03 15:49:08" },
  { height:  544852 , difficulty:  838933 , date:  "2015-07-03 15:49:10" },
  { height:  544853 , difficulty:  838366 , date:  "2015-07-03 15:51:28" },
  { height:  544854 , difficulty:  837444 , date:  "2015-07-03 15:51:51" },
  { height:  544855 , difficulty:  836949 , date:  "2015-07-03 15:52:25" },
  { height:  544856 , difficulty:  837494 , date:  "2015-07-03 15:53:19" },
  { height:  544857 , difficulty:  833471 , date:  "2015-07-03 15:53:51" },
  { height:  544858 , difficulty:  835319 , date:  "2015-07-03 15:54:36" },
  { height:  544859 , difficulty:  834246 , date:  "2015-07-03 15:57:35" },
  { height:  544860 , difficulty:  834911 , date:  "2015-07-03 15:57:51" },
  { height:  544861 , difficulty:  834690 , date:  "2015-07-03 16:00:41" },
  { height:  544862 , difficulty:  834960 , date:  "2015-07-03 16:00:52" },
  { height:  544863 , difficulty:  830738 , date:  "2015-07-03 16:02:32" },
  { height:  544864 , difficulty:  830846 , date:  "2015-07-03 16:02:37" },
  { height:  544865 , difficulty:  829564 , date:  "2015-07-03 16:02:57" },
  { height:  544866 , difficulty:  831405 , date:  "2015-07-03 16:03:59" },
  { height:  544867 , difficulty:  830637 , date:  "2015-07-03 16:05:10" },
  { height:  544868 , difficulty:  830526 , date:  "2015-07-03 16:05:14" },
  { height:  544869 , difficulty:  827073 , date:  "2015-07-03 16:05:28" },
  { height:  544870 , difficulty:  819035 , date:  "2015-07-03 16:05:33" },
  { height:  544871 , difficulty:  819135 , date:  "2015-07-03 16:06:00" },
  { height:  544872 , difficulty:  819436 , date:  "2015-07-03 16:06:25" },
  { height:  544873 , difficulty:  819370 , date:  "2015-07-03 16:06:39" },
  { height:  544874 , difficulty:  819227 , date:  "2015-07-03 16:07:19" },
  { height:  544875 , difficulty:  820147 , date:  "2015-07-03 16:09:21" },
  { height:  544876 , difficulty:  820732 , date:  "2015-07-03 16:10:25" },
  { height:  544877 , difficulty:  819647 , date:  "2015-07-03 16:13:09" },
  { height:  544878 , difficulty:  818790 , date:  "2015-07-03 16:14:22" },
  { height:  544879 , difficulty:  819821 , date:  "2015-07-03 16:19:45" },
  { height:  544880 , difficulty:  818250 , date:  "2015-07-03 16:20:10" },
  { height:  544881 , difficulty:  819078 , date:  "2015-07-03 16:20:48" },
  { height:  544882 , difficulty:  817197 , date:  "2015-07-03 16:20:51" },
  { height:  544883 , difficulty:  819313 , date:  "2015-07-03 16:20:57" },
  { height:  544884 , difficulty:  810098 , date:  "2015-07-03 16:21:40" },
  { height:  544885 , difficulty:  810895 , date:  "2015-07-03 16:23:32" },
  { height:  544886 , difficulty:  810621 , date:  "2015-07-03 16:25:42" },
  { height:  544887 , difficulty:  809256 , date:  "2015-07-03 16:25:46" },
  { height:  544888 , difficulty:  808449 , date:  "2015-07-03 16:26:07" },
  { height:  544889 , difficulty:  810541 , date:  "2015-07-03 16:26:13" },
  { height:  544890 , difficulty:  810254 , date:  "2015-07-03 16:26:25" },
  { height:  544891 , difficulty:  806194 , date:  "2015-07-03 16:26:28" },
  { height:  544892 , difficulty:  805467 , date:  "2015-07-03 16:28:01" },
  { height:  544893 , difficulty:  806284 , date:  "2015-07-03 16:28:12" },
  { height:  544894 , difficulty:  804735 , date:  "2015-07-03 16:30:02" },
  { height:  544895 , difficulty:  806361 , date:  "2015-07-03 16:30:21" },
  { height:  544896 , difficulty:  807992 , date:  "2015-07-03 16:30:37" },
  { height:  544897 , difficulty:  806350 , date:  "2015-07-03 16:31:05" },
  { height:  544898 , difficulty:  806748 , date:  "2015-07-03 16:31:07" },
  { height:  544899 , difficulty:  804391 , date:  "2015-07-03 16:34:06" },
  { height:  544900 , difficulty:  803103 , date:  "2015-07-03 16:35:05" },
  { height:  544901 , difficulty:  802999 , date:  "2015-07-03 16:36:33" },
  { height:  544902 , difficulty:  805069 , date:  "2015-07-03 16:36:49" },
  { height:  544903 , difficulty:  803554 , date:  "2015-07-03 16:37:21" },
  { height:  544904 , difficulty:  803079 , date:  "2015-07-03 16:37:56" },
  { height:  544905 , difficulty:  805899 , date:  "2015-07-03 16:40:09" },
  { height:  544906 , difficulty:  804373 , date:  "2015-07-03 16:41:13" },
  { height:  544907 , difficulty:  803685 , date:  "2015-07-03 16:41:33" },
  { height:  544908 , difficulty:  805409 , date:  "2015-07-03 16:42:56" },
  { height:  544909 , difficulty:  808918 , date:  "2015-07-03 16:44:59" },
  { height:  544910 , difficulty:  809301 , date:  "2015-07-03 16:48:30" },
  { height:  544911 , difficulty:  808559 , date:  "2015-07-03 16:48:56" },
  { height:  544912 , difficulty:  808662 , date:  "2015-07-03 16:49:06" },
  { height:  544913 , difficulty:  808409 , date:  "2015-07-03 16:49:17" },
  { height:  544914 , difficulty:  806237 , date:  "2015-07-03 16:49:36" },
  { height:  544915 , difficulty:  804315 , date:  "2015-07-03 16:49:46" },
  { height:  544916 , difficulty:  805567 , date:  "2015-07-03 16:50:26" },
  { height:  544917 , difficulty:  806511 , date:  "2015-07-03 16:50:51" },
  { height:  544918 , difficulty:  800992 , date:  "2015-07-03 16:52:10" },
  { height:  544919 , difficulty:  800992 , date:  "2015-07-03 16:53:31" },
  { height:  544920 , difficulty:  800846 , date:  "2015-07-03 16:56:50" },
  { height:  544921 , difficulty:  800157 , date:  "2015-07-03 16:57:13" },
  { height:  544922 , difficulty:  793066 , date:  "2015-07-03 16:58:10" },
  { height:  544923 , difficulty:  794177 , date:  "2015-07-03 16:59:13" },
  { height:  544924 , difficulty:  794004 , date:  "2015-07-03 17:01:50" },
  { height:  544925 , difficulty:  795833 , date:  "2015-07-03 17:01:57" },
  { height:  544926 , difficulty:  795654 , date:  "2015-07-03 17:05:04" },
  { height:  544927 , difficulty:  795577 , date:  "2015-07-03 17:05:41" },
  { height:  544928 , difficulty:  795679 , date:  "2015-07-03 17:05:43" },
  { height:  544929 , difficulty:  793319 , date:  "2015-07-03 17:06:58" },
  { height:  544930 , difficulty:  793199 , date:  "2015-07-03 17:09:13" },
  { height:  544931 , difficulty:  792759 , date:  "2015-07-03 17:10:13" },
  { height:  544932 , difficulty:  791933 , date:  "2015-07-03 17:10:31" },
  { height:  544933 , difficulty:  791568 , date:  "2015-07-03 17:10:59" },
  { height:  544934 , difficulty:  792946 , date:  "2015-07-03 17:13:21" },
  { height:  544935 , difficulty:  789319 , date:  "2015-07-03 17:14:29" },
  { height:  544936 , difficulty:  789818 , date:  "2015-07-03 17:15:02" },
  { height:  544937 , difficulty:  788524 , date:  "2015-07-03 17:15:31" },
  { height:  544938 , difficulty:  790795 , date:  "2015-07-03 17:15:33" },
  { height:  544939 , difficulty:  788816 , date:  "2015-07-03 17:19:46" },
  { height:  544940 , difficulty:  789896 , date:  "2015-07-03 17:19:54" },
  { height:  544941 , difficulty:  790151 , date:  "2015-07-03 17:21:05" },
  { height:  544942 , difficulty:  789674 , date:  "2015-07-03 17:21:59" },
  { height:  544943 , difficulty:  789658 , date:  "2015-07-03 17:24:37" },
  { height:  544944 , difficulty:  790318 , date:  "2015-07-03 17:24:53" },
  { height:  544945 , difficulty:  792543 , date:  "2015-07-03 17:25:43" },
  { height:  544946 , difficulty:  793275 , date:  "2015-07-03 17:28:47" },
  { height:  544947 , difficulty:  793173 , date:  "2015-07-03 17:32:38" },
  { height:  544948 , difficulty:  795337 , date:  "2015-07-03 17:32:45" },
  { height:  544949 , difficulty:  795447 , date:  "2015-07-03 17:33:11" },
  { height:  544950 , difficulty:  795921 , date:  "2015-07-03 17:34:49" },
  { height:  544951 , difficulty:  793361 , date:  "2015-07-03 17:34:59" },
  { height:  544952 , difficulty:  794325 , date:  "2015-07-03 17:35:08" },
  { height:  544953 , difficulty:  790904 , date:  "2015-07-03 17:38:44" },
  { height:  544954 , difficulty:  790333 , date:  "2015-07-03 17:39:29" },
  { height:  544955 , difficulty:  784151 , date:  "2015-07-03 17:39:34" },
  { height:  544956 , difficulty:  783756 , date:  "2015-07-03 17:40:05" },
  { height:  544957 , difficulty:  784445 , date:  "2015-07-03 17:40:21" },
  { height:  544958 , difficulty:  785839 , date:  "2015-07-03 17:40:46" },
  { height:  544959 , difficulty:  787497 , date:  "2015-07-03 17:41:27" },
  { height:  544960 , difficulty:  788348 , date:  "2015-07-03 17:41:30" },
  { height:  544961 , difficulty:  787875 , date:  "2015-07-03 17:41:41" },
  { height:  544962 , difficulty:  786143 , date:  "2015-07-03 17:47:14" },
  { height:  544963 , difficulty:  790139 , date:  "2015-07-03 17:47:40" },
  { height:  544964 , difficulty:  790627 , date:  "2015-07-03 17:47:43" },
  { height:  544965 , difficulty:  790949 , date:  "2015-07-03 17:48:08" },
  { height:  544966 , difficulty:  791633 , date:  "2015-07-03 17:48:22" },
  { height:  544967 , difficulty:  792694 , date:  "2015-07-03 17:49:06" },
  { height:  544968 , difficulty:  791122 , date:  "2015-07-03 17:49:13" },
  { height:  544969 , difficulty:  792814 , date:  "2015-07-03 17:50:37" },
  { height:  544970 , difficulty:  791276 , date:  "2015-07-03 17:51:58" },
  { height:  544971 , difficulty:  792033 , date:  "2015-07-03 17:55:40" },
  { height:  544972 , difficulty:  793052 , date:  "2015-07-03 17:55:45" },
  { height:  544973 , difficulty:  797414 , date:  "2015-07-03 17:56:10" },
  { height:  544974 , difficulty:  797754 , date:  "2015-07-03 17:56:27" },
  { height:  544975 , difficulty:  794227 , date:  "2015-07-03 17:58:16" },
  { height:  544976 , difficulty:  793551 , date:  "2015-07-03 17:59:14" },
  { height:  544977 , difficulty:  793750 , date:  "2015-07-03 17:59:49" },
  { height:  544978 , difficulty:  794019 , date:  "2015-07-03 17:59:56" },
  { height:  544979 , difficulty:  793732 , date:  "2015-07-03 18:00:47" },
  { height:  544980 , difficulty:  794532 , date:  "2015-07-03 18:00:52" },
  { height:  544981 , difficulty:  795597 , date:  "2015-07-03 18:01:16" },
  { height:  544982 , difficulty:  794348 , date:  "2015-07-03 18:01:20" },
  { height:  544983 , difficulty:  794107 , date:  "2015-07-03 18:01:55" },
  { height:  544984 , difficulty:  792656 , date:  "2015-07-03 18:01:58" },
  { height:  544985 , difficulty:  791328 , date:  "2015-07-03 18:02:42" },
  { height:  544986 , difficulty:  787413 , date:  "2015-07-03 18:03:03" },
  { height:  544987 , difficulty:  788675 , date:  "2015-07-03 18:04:23" },
  { height:  544988 , difficulty:  789435 , date:  "2015-07-03 18:04:39" },
  { height:  544989 , difficulty:  789519 , date:  "2015-07-03 18:05:51" },
  { height:  544990 , difficulty:  791161 , date:  "2015-07-03 18:06:42" },
  { height:  544991 , difficulty:  793129 , date:  "2015-07-03 18:07:15" },
  { height:  544992 , difficulty:  793401 , date:  "2015-07-03 18:08:52" },
  { height:  544993 , difficulty:  793208 , date:  "2015-07-03 18:09:43" },
  { height:  544994 , difficulty:  793194 , date:  "2015-07-03 18:09:52" },
  { height:  544995 , difficulty:  794605 , date:  "2015-07-03 18:10:08" },
  { height:  544996 , difficulty:  790668 , date:  "2015-07-03 18:11:05" },
  { height:  544997 , difficulty:  791813 , date:  "2015-07-03 18:13:33" },
  { height:  544998 , difficulty:  791441 , date:  "2015-07-03 18:18:12" },
  { height:  544999 , difficulty:  790351 , date:  "2015-07-03 18:19:11" },
  { height:  545000 , difficulty:  791295 , date:  "2015-07-03 18:19:19" },
  { height:  545001 , difficulty:  793359 , date:  "2015-07-03 18:19:24" },
  { height:  545002 , difficulty:  790618 , date:  "2015-07-03 18:19:41" },
  { height:  545003 , difficulty:  792188 , date:  "2015-07-03 18:20:09" },
  { height:  545004 , difficulty:  792250 , date:  "2015-07-03 18:20:19" },
  { height:  545005 , difficulty:  791094 , date:  "2015-07-03 18:21:11" },
  { height:  545006 , difficulty:  789159 , date:  "2015-07-03 18:21:13" },
  { height:  545007 , difficulty:  788912 , date:  "2015-07-03 18:21:53" },
  { height:  545008 , difficulty:  789084 , date:  "2015-07-03 18:23:35" },
  { height:  545009 , difficulty:  789039 , date:  "2015-07-03 18:24:17" },
  { height:  545010 , difficulty:  786432 , date:  "2015-07-03 18:24:30" },
  { height:  545011 , difficulty:  787899 , date:  "2015-07-03 18:27:51" },
  { height:  545012 , difficulty:  790276 , date:  "2015-07-03 18:27:56" },
  { height:  545013 , difficulty:  791392 , date:  "2015-07-03 18:30:27" },
  { height:  545014 , difficulty:  791562 , date:  "2015-07-03 18:30:49" },
  { height:  545015 , difficulty:  786719 , date:  "2015-07-03 18:32:03" },
  { height:  545016 , difficulty:  789853 , date:  "2015-07-03 18:32:04" },
  { height:  545017 , difficulty:  788388 , date:  "2015-07-03 18:33:11" },
  { height:  545018 , difficulty:  787306 , date:  "2015-07-03 18:33:40" },
  { height:  545019 , difficulty:  785225 , date:  "2015-07-03 18:35:38" },
  { height:  545020 , difficulty:  786245 , date:  "2015-07-03 18:39:51" },
  { height:  545021 , difficulty:  785324 , date:  "2015-07-03 18:41:49" },
  { height:  545022 , difficulty:  783384 , date:  "2015-07-03 18:44:27" },
  { height:  545023 , difficulty:  778768 , date:  "2015-07-03 18:47:50" },
  { height:  545024 , difficulty:  780055 , date:  "2015-07-03 18:48:01" },
  { height:  545025 , difficulty:  779650 , date:  "2015-07-03 18:48:50" },
  { height:  545026 , difficulty:  778687 , date:  "2015-07-03 18:48:59" },
  { height:  545027 , difficulty:  778665 , date:  "2015-07-03 18:49:27" },
  { height:  545028 , difficulty:  780548 , date:  "2015-07-03 18:50:05" },
  { height:  545029 , difficulty:  776142 , date:  "2015-07-03 18:50:42" },
  { height:  545030 , difficulty:  775278 , date:  "2015-07-03 18:51:18" },
  { height:  545031 , difficulty:  776572 , date:  "2015-07-03 18:51:44" },
  { height:  545032 , difficulty:  778321 , date:  "2015-07-03 18:52:23" },
  { height:  545033 , difficulty:  778328 , date:  "2015-07-03 18:52:30" },
  { height:  545034 , difficulty:  781252 , date:  "2015-07-03 18:52:43" },
  { height:  545035 , difficulty:  780665 , date:  "2015-07-03 18:53:52" },
  { height:  545036 , difficulty:  781720 , date:  "2015-07-03 18:54:10" },
  { height:  545037 , difficulty:  781512 , date:  "2015-07-03 18:55:39" },
  { height:  545038 , difficulty:  775453 , date:  "2015-07-03 18:57:00" },
  { height:  545039 , difficulty:  775810 , date:  "2015-07-03 18:57:01" },
  { height:  545040 , difficulty:  777257 , date:  "2015-07-03 18:57:30" },
  { height:  545041 , difficulty:  777413 , date:  "2015-07-03 18:58:52" },
  { height:  545042 , difficulty:  778270 , date:  "2015-07-03 18:59:17" },
  { height:  545043 , difficulty:  779710 , date:  "2015-07-03 19:01:43" },
  { height:  545044 , difficulty:  779762 , date:  "2015-07-03 19:01:47" },
  { height:  545045 , difficulty:  782099 , date:  "2015-07-03 19:02:45" },
  { height:  545046 , difficulty:  780533 , date:  "2015-07-03 19:03:05" },
  { height:  545047 , difficulty:  778399 , date:  "2015-07-03 19:04:51" },
  { height:  545048 , difficulty:  778684 , date:  "2015-07-03 19:05:50" },
  { height:  545049 , difficulty:  779872 , date:  "2015-07-03 19:06:07" },
  { height:  545050 , difficulty:  780399 , date:  "2015-07-03 19:07:04" },
  { height:  545051 , difficulty:  779099 , date:  "2015-07-03 19:08:04" },
  { height:  545052 , difficulty:  778831 , date:  "2015-07-03 19:09:11" },
  { height:  545053 , difficulty:  779531 , date:  "2015-07-03 19:16:07" },
  { height:  545054 , difficulty:  781101 , date:  "2015-07-03 19:16:35" },
  { height:  545055 , difficulty:  787797 , date:  "2015-07-03 19:17:36" },
  { height:  545056 , difficulty:  787794 , date:  "2015-07-03 19:18:03" },
  { height:  545057 , difficulty:  790001 , date:  "2015-07-03 19:18:45" },
  { height:  545058 , difficulty:  790086 , date:  "2015-07-03 19:20:41" },
  { height:  545059 , difficulty:  793776 , date:  "2015-07-03 19:23:08" },
  { height:  545060 , difficulty:  793835 , date:  "2015-07-03 19:23:11" },
  { height:  545061 , difficulty:  792862 , date:  "2015-07-03 19:24:22" },
  { height:  545062 , difficulty:  792654 , date:  "2015-07-03 19:24:50" },
  { height:  545063 , difficulty:  793329 , date:  "2015-07-03 19:25:22" },
  { height:  545064 , difficulty:  793621 , date:  "2015-07-03 19:26:04" },
  { height:  545065 , difficulty:  793826 , date:  "2015-07-03 19:26:25" },
  { height:  545066 , difficulty:  794335 , date:  "2015-07-03 19:28:18" },
  { height:  545067 , difficulty:  795410 , date:  "2015-07-03 19:29:33" },
  { height:  545068 , difficulty:  793819 , date:  "2015-07-03 19:31:01" },
  { height:  545069 , difficulty:  792855 , date:  "2015-07-03 19:33:54" },
  { height:  545070 , difficulty:  794034 , date:  "2015-07-03 19:34:29" },
  { height:  545071 , difficulty:  794707 , date:  "2015-07-03 19:36:00" },
  { height:  545072 , difficulty:  794106 , date:  "2015-07-03 19:36:11" },
  { height:  545073 , difficulty:  794369 , date:  "2015-07-03 19:37:17" },
  { height:  545074 , difficulty:  789033 , date:  "2015-07-03 19:40:03" },
  { height:  545075 , difficulty:  787973 , date:  "2015-07-03 19:40:26" },
  { height:  545076 , difficulty:  794034 , date:  "2015-07-03 19:41:29" },
  { height:  545077 , difficulty:  794886 , date:  "2015-07-03 19:44:36" },
  { height:  545078 , difficulty:  795544 , date:  "2015-07-03 19:45:28" },
  { height:  545079 , difficulty:  796985 , date:  "2015-07-03 19:47:40" },
  { height:  545080 , difficulty:  798952 , date:  "2015-07-03 19:47:49" },
  { height:  545081 , difficulty:  803601 , date:  "2015-07-03 19:48:43" },
  { height:  545082 , difficulty:  803634 , date:  "2015-07-03 19:48:45" },
  { height:  545083 , difficulty:  804880 , date:  "2015-07-03 19:48:56" },
  { height:  545084 , difficulty:  803372 , date:  "2015-07-03 19:49:53" },
  { height:  545085 , difficulty:  802615 , date:  "2015-07-03 19:50:40" },
  { height:  545086 , difficulty:  802466 , date:  "2015-07-03 19:50:53" },
  { height:  545087 , difficulty:  805097 , date:  "2015-07-03 19:51:01" },
  { height:  545088 , difficulty:  805670 , date:  "2015-07-03 19:51:35" },
  { height:  545089 , difficulty:  803397 , date:  "2015-07-03 19:52:50" },
  { height:  545090 , difficulty:  803506 , date:  "2015-07-03 19:54:53" },
  { height:  545091 , difficulty:  802331 , date:  "2015-07-03 19:55:31" },
  { height:  545092 , difficulty:  803669 , date:  "2015-07-03 19:56:31" },
  { height:  545093 , difficulty:  802828 , date:  "2015-07-03 19:56:52" },
  { height:  545094 , difficulty:  802487 , date:  "2015-07-03 19:57:30" },
  { height:  545095 , difficulty:  801486 , date:  "2015-07-03 19:58:03" },
  { height:  545096 , difficulty:  797442 , date:  "2015-07-03 19:59:50" },
  { height:  545097 , difficulty:  794972 , date:  "2015-07-03 20:00:33" },
  { height:  545098 , difficulty:  798710 , date:  "2015-07-03 20:03:53" },
  { height:  545099 , difficulty:  796698 , date:  "2015-07-03 20:04:26" },
  { height:  545100 , difficulty:  796448 , date:  "2015-07-03 20:05:45" },
  { height:  545101 , difficulty:  795851 , date:  "2015-07-03 20:06:36" },
  { height:  545102 , difficulty:  796823 , date:  "2015-07-03 20:07:26" },
  { height:  545103 , difficulty:  796407 , date:  "2015-07-03 20:07:42" },
  { height:  545104 , difficulty:  797945 , date:  "2015-07-03 20:09:35" },
  { height:  545105 , difficulty:  798348 , date:  "2015-07-03 20:09:36" },
  { height:  545106 , difficulty:  799774 , date:  "2015-07-03 20:11:25" },
  { height:  545107 , difficulty:  802460 , date:  "2015-07-03 20:12:16" },
  { height:  545108 , difficulty:  802060 , date:  "2015-07-03 20:12:19" },
  { height:  545109 , difficulty:  802076 , date:  "2015-07-03 20:12:49" },
  { height:  545110 , difficulty:  801775 , date:  "2015-07-03 20:13:42" },
  { height:  545111 , difficulty:  800266 , date:  "2015-07-03 20:14:30" },
  { height:  545112 , difficulty:  802794 , date:  "2015-07-03 20:16:03" },
  { height:  545113 , difficulty:  802071 , date:  "2015-07-03 20:17:07" },
  { height:  545114 , difficulty:  800419 , date:  "2015-07-03 20:19:36" },
  { height:  545115 , difficulty:  801113 , date:  "2015-07-03 20:20:00" },
  { height:  545116 , difficulty:  800646 , date:  "2015-07-03 20:21:51" },
  { height:  545117 , difficulty:  798803 , date:  "2015-07-03 20:22:00" },
  { height:  545118 , difficulty:  798427 , date:  "2015-07-03 20:22:14" },
  { height:  545119 , difficulty:  796818 , date:  "2015-07-03 20:23:29" },
  { height:  545120 , difficulty:  796681 , date:  "2015-07-03 20:25:22" },
  { height:  545121 , difficulty:  796468 , date:  "2015-07-03 20:25:42" },
  { height:  545122 , difficulty:  797879 , date:  "2015-07-03 20:26:58" },
  { height:  545123 , difficulty:  795853 , date:  "2015-07-03 20:27:12" },
  { height:  545124 , difficulty:  795973 , date:  "2015-07-03 20:30:24" },
  { height:  545125 , difficulty:  799032 , date:  "2015-07-03 20:31:10" },
  { height:  545126 , difficulty:  797930 , date:  "2015-07-03 20:32:18" },
  { height:  545127 , difficulty:  796851 , date:  "2015-07-03 20:34:45" },
  { height:  545128 , difficulty:  796794 , date:  "2015-07-03 20:34:57" },
  { height:  545129 , difficulty:  788323 , date:  "2015-07-03 20:35:28" },
  { height:  545130 , difficulty:  788339 , date:  "2015-07-03 20:36:24" },
  { height:  545131 , difficulty:  789570 , date:  "2015-07-03 20:38:33" },
  { height:  545132 , difficulty:  789162 , date:  "2015-07-03 20:38:53" },
  { height:  545133 , difficulty:  792374 , date:  "2015-07-03 20:39:06" },
  { height:  545134 , difficulty:  789913 , date:  "2015-07-03 20:39:34" },
  { height:  545135 , difficulty:  787949 , date:  "2015-07-03 20:39:39" },
  { height:  545136 , difficulty:  788258 , date:  "2015-07-03 20:40:47" },
  { height:  545137 , difficulty:  789158 , date:  "2015-07-03 20:41:48" },
  { height:  545138 , difficulty:  788696 , date:  "2015-07-03 20:42:32" },
  { height:  545139 , difficulty:  790370 , date:  "2015-07-03 20:42:32" },
  { height:  545140 , difficulty:  789504 , date:  "2015-07-03 20:43:18" },
  { height:  545141 , difficulty:  794490 , date:  "2015-07-03 20:45:38" },
  { height:  545142 , difficulty:  793403 , date:  "2015-07-03 20:45:48" },
  { height:  545143 , difficulty:  791914 , date:  "2015-07-03 20:46:03" },
  { height:  545144 , difficulty:  793427 , date:  "2015-07-03 20:46:40" },
  { height:  545145 , difficulty:  790360 , date:  "2015-07-03 20:47:42" },
  { height:  545146 , difficulty:  789682 , date:  "2015-07-03 20:48:47" },
  { height:  545147 , difficulty:  788560 , date:  "2015-07-03 20:49:31" },
  { height:  545148 , difficulty:  788970 , date:  "2015-07-03 20:50:26" },
  { height:  545149 , difficulty:  789025 , date:  "2015-07-03 20:51:32" },
  { height:  545150 , difficulty:  786163 , date:  "2015-07-03 20:51:34" },
  { height:  545151 , difficulty:  785742 , date:  "2015-07-03 20:53:32" },
  { height:  545152 , difficulty:  785127 , date:  "2015-07-03 20:53:42" },
  { height:  545153 , difficulty:  782770 , date:  "2015-07-03 20:53:58" },
  { height:  545154 , difficulty:  783128 , date:  "2015-07-03 20:54:25" },
  { height:  545155 , difficulty:  780494 , date:  "2015-07-03 20:54:30" },
  { height:  545156 , difficulty:  780877 , date:  "2015-07-03 20:56:06" },
  { height:  545157 , difficulty:  781234 , date:  "2015-07-03 20:56:15" },
  { height:  545158 , difficulty:  782616 , date:  "2015-07-03 20:57:16" },
  { height:  545159 , difficulty:  782621 , date:  "2015-07-03 20:57:47" },
  { height:  545160 , difficulty:  781827 , date:  "2015-07-03 20:59:14" },
  { height:  545161 , difficulty:  782372 , date:  "2015-07-03 21:00:35" },
  { height:  545162 , difficulty:  782141 , date:  "2015-07-03 21:01:08" },
  { height:  545163 , difficulty:  784129 , date:  "2015-07-03 21:01:36" },
  { height:  545164 , difficulty:  783638 , date:  "2015-07-03 21:02:41" },
  { height:  545165 , difficulty:  782388 , date:  "2015-07-03 21:03:51" },
  { height:  545166 , difficulty:  780537 , date:  "2015-07-03 21:04:46" },
  { height:  545167 , difficulty:  780356 , date:  "2015-07-03 21:05:44" },
  { height:  545168 , difficulty:  781264 , date:  "2015-07-03 21:06:50" },
  { height:  545169 , difficulty:  782444 , date:  "2015-07-03 21:06:52" },
  { height:  545170 , difficulty:  782662 , date:  "2015-07-03 21:08:02" },
  { height:  545171 , difficulty:  783150 , date:  "2015-07-03 21:11:13" },
  { height:  545172 , difficulty:  780953 , date:  "2015-07-03 21:13:01" },
  { height:  545173 , difficulty:  781428 , date:  "2015-07-03 21:13:29" },
  { height:  545174 , difficulty:  781189 , date:  "2015-07-03 21:13:58" },
  { height:  545175 , difficulty:  781825 , date:  "2015-07-03 21:15:27" },
  { height:  545176 , difficulty:  780706 , date:  "2015-07-03 21:15:31" },
  { height:  545177 , difficulty:  782135 , date:  "2015-07-03 21:15:32" },
  { height:  545178 , difficulty:  781309 , date:  "2015-07-03 21:17:21" },
  { height:  545179 , difficulty:  782993 , date:  "2015-07-03 21:17:55" },
  { height:  545180 , difficulty:  780869 , date:  "2015-07-03 21:18:39" },
  { height:  545181 , difficulty:  780966 , date:  "2015-07-03 21:19:08" },
  { height:  545182 , difficulty:  779502 , date:  "2015-07-03 21:20:10" },
  { height:  545183 , difficulty:  780817 , date:  "2015-07-03 21:20:21" },
  { height:  545184 , difficulty:  780840 , date:  "2015-07-03 21:20:54" },
  { height:  545185 , difficulty:  780689 , date:  "2015-07-03 21:21:04" },
  { height:  545186 , difficulty:  783129 , date:  "2015-07-03 21:21:31" },
  { height:  545187 , difficulty:  782754 , date:  "2015-07-03 21:22:18" },
  { height:  545188 , difficulty:  782221 , date:  "2015-07-03 21:24:59" },
  { height:  545189 , difficulty:  781061 , date:  "2015-07-03 21:25:12" },
  { height:  545190 , difficulty:  778075 , date:  "2015-07-03 21:25:40" },
  { height:  545191 , difficulty:  777706 , date:  "2015-07-03 21:26:18" },
  { height:  545192 , difficulty:  776284 , date:  "2015-07-03 21:26:36" },
  { height:  545193 , difficulty:  776881 , date:  "2015-07-03 21:27:34" },
  { height:  545194 , difficulty:  780238 , date:  "2015-07-03 21:27:46" },
  { height:  545195 , difficulty:  779607 , date:  "2015-07-03 21:28:37" },
  { height:  545196 , difficulty:  778994 , date:  "2015-07-03 21:30:56" },
  { height:  545197 , difficulty:  779772 , date:  "2015-07-03 21:31:32" },
  { height:  545198 , difficulty:  779390 , date:  "2015-07-03 21:36:55" },
  { height:  545199 , difficulty:  779399 , date:  "2015-07-03 21:36:59" },
  { height:  545200 , difficulty:  775541 , date:  "2015-07-03 21:37:32" },
  { height:  545201 , difficulty:  774739 , date:  "2015-07-03 21:37:51" },
  { height:  545202 , difficulty:  775827 , date:  "2015-07-03 21:38:52" },
  { height:  545203 , difficulty:  773378 , date:  "2015-07-03 21:39:36" },
  { height:  545204 , difficulty:  773719 , date:  "2015-07-03 21:39:59" },
  { height:  545205 , difficulty:  773349 , date:  "2015-07-03 21:43:33" },
  { height:  545206 , difficulty:  772261 , date:  "2015-07-03 21:44:23" },
  { height:  545207 , difficulty:  769901 , date:  "2015-07-03 21:44:41" },
  { height:  545208 , difficulty:  770244 , date:  "2015-07-03 21:47:00" },
  { height:  545209 , difficulty:  770050 , date:  "2015-07-03 21:47:11" },
  { height:  545210 , difficulty:  770643 , date:  "2015-07-03 21:47:38" },
  { height:  545211 , difficulty:  772276 , date:  "2015-07-03 21:50:00" },
  { height:  545212 , difficulty:  771281 , date:  "2015-07-03 21:52:18" },
  { height:  545213 , difficulty:  771391 , date:  "2015-07-03 21:52:23" },
  { height:  545214 , difficulty:  770525 , date:  "2015-07-03 21:52:30" },
  { height:  545215 , difficulty:  771042 , date:  "2015-07-03 21:53:56" },
  { height:  545216 , difficulty:  774072 , date:  "2015-07-03 21:54:18" },
  { height:  545217 , difficulty:  771762 , date:  "2015-07-03 21:54:24" },
  { height:  545218 , difficulty:  771638 , date:  "2015-07-03 21:54:42" },
  { height:  545219 , difficulty:  772022 , date:  "2015-07-03 21:55:27" },
  { height:  545220 , difficulty:  771598 , date:  "2015-07-03 21:55:33" },
  { height:  545221 , difficulty:  772326 , date:  "2015-07-03 21:57:39" },
  { height:  545222 , difficulty:  771135 , date:  "2015-07-03 21:58:18" },
  { height:  545223 , difficulty:  770595 , date:  "2015-07-03 22:00:21" },
  { height:  545224 , difficulty:  773830 , date:  "2015-07-03 22:01:50" },
  { height:  545225 , difficulty:  773329 , date:  "2015-07-03 22:03:21" },
  { height:  545226 , difficulty:  773419 , date:  "2015-07-03 22:03:27" },
  { height:  545227 , difficulty:  771871 , date:  "2015-07-03 22:04:23" },
  { height:  545228 , difficulty:  773407 , date:  "2015-07-03 22:05:29" },
  { height:  545229 , difficulty:  774352 , date:  "2015-07-03 22:05:43" },
  { height:  545230 , difficulty:  774233 , date:  "2015-07-03 22:07:35" },
  { height:  545231 , difficulty:  774211 , date:  "2015-07-03 22:07:52" },
  { height:  545232 , difficulty:  772855 , date:  "2015-07-03 22:08:39" },
  { height:  545233 , difficulty:  772750 , date:  "2015-07-03 22:08:43" },
  { height:  545234 , difficulty:  772773 , date:  "2015-07-03 22:09:53" },
  { height:  545235 , difficulty:  776225 , date:  "2015-07-03 22:10:42" },
  { height:  545236 , difficulty:  775474 , date:  "2015-07-03 22:10:59" },
  { height:  545237 , difficulty:  777120 , date:  "2015-07-03 22:11:29" },
  { height:  545238 , difficulty:  778064 , date:  "2015-07-03 22:13:17" },
  { height:  545239 , difficulty:  777624 , date:  "2015-07-03 22:14:27" },
  { height:  545240 , difficulty:  779194 , date:  "2015-07-03 22:15:11" },
  { height:  545241 , difficulty:  777941 , date:  "2015-07-03 22:17:53" },
  { height:  545242 , difficulty:  776872 , date:  "2015-07-03 22:18:44" },
  { height:  545243 , difficulty:  776197 , date:  "2015-07-03 22:18:45" },
  { height:  545244 , difficulty:  775137 , date:  "2015-07-03 22:20:21" },
  { height:  545245 , difficulty:  775664 , date:  "2015-07-03 22:20:49" },
  { height:  545246 , difficulty:  774236 , date:  "2015-07-03 22:21:45" },
  { height:  545247 , difficulty:  770605 , date:  "2015-07-03 22:22:06" },
  { height:  545248 , difficulty:  772421 , date:  "2015-07-03 22:24:42" },
  { height:  545249 , difficulty:  772541 , date:  "2015-07-03 22:26:52" },
  { height:  545250 , difficulty:  772236 , date:  "2015-07-03 22:27:50" },
  { height:  545251 , difficulty:  770877 , date:  "2015-07-03 22:31:07" },
  { height:  545252 , difficulty:  773264 , date:  "2015-07-03 22:32:50" },
  { height:  545253 , difficulty:  773249 , date:  "2015-07-03 22:33:44" },
  { height:  545254 , difficulty:  771004 , date:  "2015-07-03 22:34:01" },
  { height:  545255 , difficulty:  772398 , date:  "2015-07-03 22:35:06" },
  { height:  545256 , difficulty:  771479 , date:  "2015-07-03 22:35:39" },
  { height:  545257 , difficulty:  771031 , date:  "2015-07-03 22:35:49" },
  { height:  545258 , difficulty:  771193 , date:  "2015-07-03 22:39:11" },
  { height:  545259 , difficulty:  771196 , date:  "2015-07-03 22:39:14" },
  { height:  545260 , difficulty:  772317 , date:  "2015-07-03 22:43:09" },
  { height:  545261 , difficulty:  772169 , date:  "2015-07-03 22:43:11" },
  { height:  545262 , difficulty:  772216 , date:  "2015-07-03 22:45:06" },
  { height:  545263 , difficulty:  771402 , date:  "2015-07-03 22:47:05" },
  { height:  545264 , difficulty:  772838 , date:  "2015-07-03 22:48:10" },
  { height:  545265 , difficulty:  772573 , date:  "2015-07-03 22:48:19" },
  { height:  545266 , difficulty:  773323 , date:  "2015-07-03 22:48:27" },
  { height:  545267 , difficulty:  773951 , date:  "2015-07-03 22:50:29" },
  { height:  545268 , difficulty:  773777 , date:  "2015-07-03 22:52:03" },
  { height:  545269 , difficulty:  774259 , date:  "2015-07-03 22:52:04" },
  { height:  545270 , difficulty:  774439 , date:  "2015-07-03 22:52:10" },
  { height:  545271 , difficulty:  773982 , date:  "2015-07-03 22:53:19" },
  { height:  545272 , difficulty:  771719 , date:  "2015-07-03 22:54:53" },
  { height:  545273 , difficulty:  772040 , date:  "2015-07-03 22:55:28" },
  { height:  545274 , difficulty:  766410 , date:  "2015-07-03 22:55:50" },
  { height:  545275 , difficulty:  766305 , date:  "2015-07-03 22:56:45" },
  { height:  545276 , difficulty:  765972 , date:  "2015-07-03 22:56:47" },
  { height:  545277 , difficulty:  765795 , date:  "2015-07-03 22:56:51" },
  { height:  545278 , difficulty:  765523 , date:  "2015-07-03 23:00:05" },
  { height:  545279 , difficulty:  766659 , date:  "2015-07-03 23:00:16" },
  { height:  545280 , difficulty:  766219 , date:  "2015-07-03 23:00:54" },
  { height:  545281 , difficulty:  762029 , date:  "2015-07-03 23:01:20" },
  { height:  545282 , difficulty:  764048 , date:  "2015-07-03 23:06:35" },
  { height:  545283 , difficulty:  764241 , date:  "2015-07-03 23:10:50" },
  { height:  545284 , difficulty:  761536 , date:  "2015-07-03 23:12:06" },
  { height:  545285 , difficulty:  762387 , date:  "2015-07-03 23:13:27" },
  { height:  545286 , difficulty:  762043 , date:  "2015-07-03 23:15:37" },
  { height:  545287 , difficulty:  761642 , date:  "2015-07-03 23:17:01" },
  { height:  545288 , difficulty:  759848 , date:  "2015-07-03 23:18:15" },
  { height:  545289 , difficulty:  759943 , date:  "2015-07-03 23:19:19" },
  { height:  545290 , difficulty:  761988 , date:  "2015-07-03 23:20:24" },
  { height:  545291 , difficulty:  760688 , date:  "2015-07-03 23:20:42" },
  { height:  545292 , difficulty:  760274 , date:  "2015-07-03 23:21:19" },
  { height:  545293 , difficulty:  762307 , date:  "2015-07-03 23:21:36" },
  { height:  545294 , difficulty:  763144 , date:  "2015-07-03 23:23:32" },
  { height:  545295 , difficulty:  762520 , date:  "2015-07-03 23:24:47" },
  { height:  545296 , difficulty:  762355 , date:  "2015-07-03 23:28:56" },
  { height:  545297 , difficulty:  761091 , date:  "2015-07-03 23:32:58" },
  { height:  545298 , difficulty:  764386 , date:  "2015-07-03 23:33:14" },
  { height:  545299 , difficulty:  763732 , date:  "2015-07-03 23:33:40" },
  { height:  545300 , difficulty:  762032 , date:  "2015-07-03 23:36:53" },
  { height:  545301 , difficulty:  761635 , date:  "2015-07-03 23:37:10" },
  { height:  545302 , difficulty:  762495 , date:  "2015-07-03 23:39:15" },
  { height:  545303 , difficulty:  763074 , date:  "2015-07-03 23:40:41" },
  { height:  545304 , difficulty:  763136 , date:  "2015-07-03 23:40:44" },
  { height:  545305 , difficulty:  763342 , date:  "2015-07-03 23:41:59" },
  { height:  545306 , difficulty:  761086 , date:  "2015-07-03 23:42:38" },
  { height:  545307 , difficulty:  761487 , date:  "2015-07-03 23:43:06" },
  { height:  545308 , difficulty:  761788 , date:  "2015-07-03 23:43:29" },
  { height:  545309 , difficulty:  763391 , date:  "2015-07-03 23:48:22" },
  { height:  545310 , difficulty:  763110 , date:  "2015-07-03 23:48:51" },
  { height:  545311 , difficulty:  762079 , date:  "2015-07-03 23:48:54" },
  { height:  545312 , difficulty:  761730 , date:  "2015-07-03 23:50:35" },
  { height:  545313 , difficulty:  767404 , date:  "2015-07-03 23:50:41" },
  { height:  545314 , difficulty:  765273 , date:  "2015-07-03 23:51:20" },
  { height:  545315 , difficulty:  764579 , date:  "2015-07-03 23:52:20" },
  { height:  545316 , difficulty:  766169 , date:  "2015-07-03 23:52:34" },
  { height:  545317 , difficulty:  763131 , date:  "2015-07-03 23:52:36" },
  { height:  545318 , difficulty:  762247 , date:  "2015-07-03 23:54:41" },
  { height:  545319 , difficulty:  763047 , date:  "2015-07-03 23:56:44" },
  { height:  545320 , difficulty:  762077 , date:  "2015-07-03 23:57:04" },
  { height:  545321 , difficulty:  762913 , date:  "2015-07-03 23:57:18" },
  { height:  545322 , difficulty:  762563 , date:  "2015-07-03 23:58:28" },
  { height:  545323 , difficulty:  763385 , date:  "2015-07-03 23:58:42" },
  { height:  545324 , difficulty:  764299 , date:  "2015-07-03 23:59:05" },
  { height:  545325 , difficulty:  761637 , date:  "2015-07-04 00:01:48" },
  { height:  545326 , difficulty:  760506 , date:  "2015-07-04 00:04:32" },
  { height:  545327 , difficulty:  757231 , date:  "2015-07-04 00:05:27" },
  { height:  545328 , difficulty:  756431 , date:  "2015-07-04 00:05:51" },
  { height:  545329 , difficulty:  762837 , date:  "2015-07-04 00:06:57" },
  { height:  545330 , difficulty:  768696 , date:  "2015-07-04 00:07:10" },
  { height:  545331 , difficulty:  767345 , date:  "2015-07-04 00:07:27" },
  { height:  545332 , difficulty:  768272 , date:  "2015-07-04 00:09:14" },
  { height:  545333 , difficulty:  768444 , date:  "2015-07-04 00:09:20" },
  { height:  545334 , difficulty:  765853 , date:  "2015-07-04 00:09:27" },
  { height:  545335 , difficulty:  769019 , date:  "2015-07-04 00:09:34" },
  { height:  545336 , difficulty:  774444 , date:  "2015-07-04 00:11:45" },
  { height:  545337 , difficulty:  776702 , date:  "2015-07-04 00:12:04" },
  { height:  545338 , difficulty:  774302 , date:  "2015-07-04 00:13:00" },
  { height:  545339 , difficulty:  777783 , date:  "2015-07-04 00:15:10" },
  { height:  545340 , difficulty:  776482 , date:  "2015-07-04 00:15:23" },
  { height:  545341 , difficulty:  777100 , date:  "2015-07-04 00:19:09" },
  { height:  545342 , difficulty:  777629 , date:  "2015-07-04 00:19:37" },
  { height:  545343 , difficulty:  775367 , date:  "2015-07-04 00:19:38" },
  { height:  545344 , difficulty:  775003 , date:  "2015-07-04 00:21:50" },
  { height:  545345 , difficulty:  776640 , date:  "2015-07-04 00:22:51" },
  { height:  545346 , difficulty:  779440 , date:  "2015-07-04 00:22:56" },
  { height:  545347 , difficulty:  781425 , date:  "2015-07-04 00:23:53" },
  { height:  545348 , difficulty:  779382 , date:  "2015-07-04 00:24:23" },
  { height:  545349 , difficulty:  782231 , date:  "2015-07-04 00:25:28" },
  { height:  545350 , difficulty:  783877 , date:  "2015-07-04 00:32:57" },
  { height:  545351 , difficulty:  783356 , date:  "2015-07-04 00:33:02" },
  { height:  545352 , difficulty:  783239 , date:  "2015-07-04 00:37:27" },
  { height:  545353 , difficulty:  783733 , date:  "2015-07-04 00:37:44" },
  { height:  545354 , difficulty:  780371 , date:  "2015-07-04 00:47:15" },
  { height:  545355 , difficulty:  783873 , date:  "2015-07-04 00:55:40" },
  { height:  545356 , difficulty:  783347 , date:  "2015-07-04 00:56:47" },
  { height:  545357 , difficulty:  782899 , date:  "2015-07-04 00:56:50" },
  { height:  545358 , difficulty:  777150 , date:  "2015-07-04 00:58:30" },
  { height:  545359 , difficulty:  772228 , date:  "2015-07-04 00:58:49" },
  { height:  545360 , difficulty:  771254 , date:  "2015-07-04 00:59:08" },
  { height:  545361 , difficulty:  771458 , date:  "2015-07-04 00:59:19" },
  { height:  545362 , difficulty:  769129 , date:  "2015-07-04 01:00:24" },
  { height:  545363 , difficulty:  769312 , date:  "2015-07-04 01:01:01" },
  { height:  545364 , difficulty:  769329 , date:  "2015-07-04 01:01:14" },
  { height:  545365 , difficulty:  768173 , date:  "2015-07-04 01:01:42" },
  { height:  545366 , difficulty:  768313 , date:  "2015-07-04 01:02:16" },
  { height:  545367 , difficulty:  768491 , date:  "2015-07-04 01:02:25" },
  { height:  545368 , difficulty:  769363 , date:  "2015-07-04 01:02:38" },
  { height:  545369 , difficulty:  768970 , date:  "2015-07-04 01:03:02" },
  { height:  545370 , difficulty:  770059 , date:  "2015-07-04 01:03:47" },
  { height:  545371 , difficulty:  769397 , date:  "2015-07-04 01:06:43" },
  { height:  545372 , difficulty:  764264 , date:  "2015-07-04 01:07:54" },
  { height:  545373 , difficulty:  759911 , date:  "2015-07-04 01:07:55" },
  { height:  545374 , difficulty:  761354 , date:  "2015-07-04 01:08:14" },
  { height:  545375 , difficulty:  760865 , date:  "2015-07-04 01:08:48" },
  { height:  545376 , difficulty:  758349 , date:  "2015-07-04 01:09:09" },
  { height:  545377 , difficulty:  759803 , date:  "2015-07-04 01:09:21" },
  { height:  545378 , difficulty:  759916 , date:  "2015-07-04 01:11:31" },
  { height:  545379 , difficulty:  760814 , date:  "2015-07-04 01:12:50" },
  { height:  545380 , difficulty:  762400 , date:  "2015-07-04 01:14:17" },
  { height:  545381 , difficulty:  762838 , date:  "2015-07-04 01:14:34" },
  { height:  545382 , difficulty:  764348 , date:  "2015-07-04 01:15:09" },
  { height:  545383 , difficulty:  763770 , date:  "2015-07-04 01:15:24" },
  { height:  545384 , difficulty:  763245 , date:  "2015-07-04 01:16:15" },
  { height:  545385 , difficulty:  757695 , date:  "2015-07-04 01:16:35" },
  { height:  545386 , difficulty:  759085 , date:  "2015-07-04 01:16:46" },
  { height:  545387 , difficulty:  758909 , date:  "2015-07-04 01:17:00" },
  { height:  545388 , difficulty:  760376 , date:  "2015-07-04 01:17:08" },
  { height:  545389 , difficulty:  760352 , date:  "2015-07-04 01:18:55" },
  { height:  545390 , difficulty:  759635 , date:  "2015-07-04 01:18:58" },
  { height:  545391 , difficulty:  761578 , date:  "2015-07-04 01:21:15" },
  { height:  545392 , difficulty:  762807 , date:  "2015-07-04 01:21:56" },
  { height:  545393 , difficulty:  763142 , date:  "2015-07-04 01:22:39" },
  { height:  545394 , difficulty:  760761 , date:  "2015-07-04 01:24:25" },
  { height:  545395 , difficulty:  758336 , date:  "2015-07-04 01:24:36" },
  { height:  545396 , difficulty:  758481 , date:  "2015-07-04 01:24:45" },
  { height:  545397 , difficulty:  759191 , date:  "2015-07-04 01:24:48" },
  { height:  545398 , difficulty:  757792 , date:  "2015-07-04 01:27:05" },
  { height:  545399 , difficulty:  758142 , date:  "2015-07-04 01:28:23" },
  { height:  545400 , difficulty:  757699 , date:  "2015-07-04 01:32:20" },
  { height:  545401 , difficulty:  755096 , date:  "2015-07-04 01:32:25" },
  { height:  545402 , difficulty:  753696 , date:  "2015-07-04 01:34:19" },
  { height:  545403 , difficulty:  754057 , date:  "2015-07-04 01:34:26" },
  { height:  545404 , difficulty:  753863 , date:  "2015-07-04 01:34:27" },
  { height:  545405 , difficulty:  753731 , date:  "2015-07-04 01:35:34" },
  { height:  545406 , difficulty:  757126 , date:  "2015-07-04 01:36:03" },
  { height:  545407 , difficulty:  757329 , date:  "2015-07-04 01:38:02" },
  { height:  545408 , difficulty:  756853 , date:  "2015-07-04 01:38:07" },
  { height:  545409 , difficulty:  756896 , date:  "2015-07-04 01:39:10" },
  { height:  545410 , difficulty:  756778 , date:  "2015-07-04 01:39:16" },
  { height:  545411 , difficulty:  756927 , date:  "2015-07-04 01:40:30" },
  { height:  545412 , difficulty:  756482 , date:  "2015-07-04 01:41:04" },
  { height:  545413 , difficulty:  756559 , date:  "2015-07-04 01:41:10" },
  { height:  545414 , difficulty:  756069 , date:  "2015-07-04 01:41:48" },
  { height:  545415 , difficulty:  753680 , date:  "2015-07-04 01:41:59" },
  { height:  545416 , difficulty:  753701 , date:  "2015-07-04 01:42:13" },
  { height:  545417 , difficulty:  750656 , date:  "2015-07-04 01:42:25" },
  { height:  545418 , difficulty:  750454 , date:  "2015-07-04 01:44:06" },
  { height:  545419 , difficulty:  750998 , date:  "2015-07-04 01:44:23" },
  { height:  545420 , difficulty:  748746 , date:  "2015-07-04 01:44:50" },
  { height:  545421 , difficulty:  749448 , date:  "2015-07-04 01:48:02" },
  { height:  545422 , difficulty:  749374 , date:  "2015-07-04 01:48:36" },
  { height:  545423 , difficulty:  749150 , date:  "2015-07-04 01:49:10" },
  { height:  545424 , difficulty:  748545 , date:  "2015-07-04 01:49:36" },
  { height:  545425 , difficulty:  747302 , date:  "2015-07-04 01:49:44" },
  { height:  545426 , difficulty:  741654 , date:  "2015-07-04 01:49:46" },
  { height:  545427 , difficulty:  741896 , date:  "2015-07-04 01:49:54" },
  { height:  545428 , difficulty:  737116 , date:  "2015-07-04 01:50:09" },
  { height:  545429 , difficulty:  738321 , date:  "2015-07-04 01:50:16" },
  { height:  545430 , difficulty:  728284 , date:  "2015-07-04 01:50:25" },
  { height:  545431 , difficulty:  719213 , date:  "2015-07-04 01:50:39" },
  { height:  545432 , difficulty:  718204 , date:  "2015-07-04 01:51:48" },
  { height:  545433 , difficulty:  719870 , date:  "2015-07-04 01:52:54" },
  { height:  545434 , difficulty:  718377 , date:  "2015-07-04 01:55:24" },
  { height:  545435 , difficulty:  718008 , date:  "2015-07-04 01:55:37" },
  { height:  545436 , difficulty:  718397 , date:  "2015-07-04 01:55:44" },
  { height:  545437 , difficulty:  718824 , date:  "2015-07-04 01:57:07" },
  { height:  545438 , difficulty:  718444 , date:  "2015-07-04 01:58:28" },
  { height:  545439 , difficulty:  717724 , date:  "2015-07-04 01:58:45" },
  { height:  545440 , difficulty:  718176 , date:  "2015-07-04 01:59:03" },
  { height:  545441 , difficulty:  717704 , date:  "2015-07-04 01:59:09" },
  { height:  545442 , difficulty:  717506 , date:  "2015-07-04 01:59:24" },
  { height:  545443 , difficulty:  723854 , date:  "2015-07-04 02:01:28" },
  { height:  545444 , difficulty:  724514 , date:  "2015-07-04 02:02:59" },
  { height:  545445 , difficulty:  725008 , date:  "2015-07-04 02:05:09" },
  { height:  545446 , difficulty:  724680 , date:  "2015-07-04 02:05:10" },
  { height:  545447 , difficulty:  723782 , date:  "2015-07-04 02:05:44" },
  { height:  545448 , difficulty:  724680 , date:  "2015-07-04 02:09:13" },
  { height:  545449 , difficulty:  725122 , date:  "2015-07-04 02:12:01" },
  { height:  545450 , difficulty:  725719 , date:  "2015-07-04 02:12:09" },
  { height:  545451 , difficulty:  726531 , date:  "2015-07-04 02:12:35" },
  { height:  545452 , difficulty:  727305 , date:  "2015-07-04 02:14:31" },
  { height:  545453 , difficulty:  727972 , date:  "2015-07-04 02:14:35" },
  { height:  545454 , difficulty:  726360 , date:  "2015-07-04 02:14:39" },
  { height:  545455 , difficulty:  724814 , date:  "2015-07-04 02:15:55" },
  { height:  545456 , difficulty:  727513 , date:  "2015-07-04 02:16:35" },
  { height:  545457 , difficulty:  727321 , date:  "2015-07-04 02:16:58" },
  { height:  545458 , difficulty:  728420 , date:  "2015-07-04 02:17:01" },
  { height:  545459 , difficulty:  729087 , date:  "2015-07-04 02:18:38" },
  { height:  545460 , difficulty:  728719 , date:  "2015-07-04 02:19:06" },
  { height:  545461 , difficulty:  728548 , date:  "2015-07-04 02:19:11" },
  { height:  545462 , difficulty:  732489 , date:  "2015-07-04 02:20:51" },
  { height:  545463 , difficulty:  732279 , date:  "2015-07-04 02:21:03" },
  { height:  545464 , difficulty:  733833 , date:  "2015-07-04 02:21:13" },
  { height:  545465 , difficulty:  731779 , date:  "2015-07-04 02:21:20" },
  { height:  545466 , difficulty:  732385 , date:  "2015-07-04 02:22:33" },
  { height:  545467 , difficulty:  730174 , date:  "2015-07-04 02:22:43" },
  { height:  545468 , difficulty:  732350 , date:  "2015-07-04 02:25:40" },
  { height:  545469 , difficulty:  739299 , date:  "2015-07-04 02:26:43" },
  { height:  545470 , difficulty:  738616 , date:  "2015-07-04 02:26:59" },
  { height:  545471 , difficulty:  739833 , date:  "2015-07-04 02:28:42" },
  { height:  545472 , difficulty:  740341 , date:  "2015-07-04 02:29:42" },
  { height:  545473 , difficulty:  740466 , date:  "2015-07-04 02:30:06" },
  { height:  545474 , difficulty:  738406 , date:  "2015-07-04 02:30:29" },
  { height:  545475 , difficulty:  736814 , date:  "2015-07-04 02:30:41" },
  { height:  545476 , difficulty:  733252 , date:  "2015-07-04 02:30:53" },
  { height:  545477 , difficulty:  734516 , date:  "2015-07-04 02:32:24" },
  { height:  545478 , difficulty:  733653 , date:  "2015-07-04 02:33:02" },
  { height:  545479 , difficulty:  734919 , date:  "2015-07-04 02:33:23" },
  { height:  545480 , difficulty:  734890 , date:  "2015-07-04 02:33:26" },
  { height:  545481 , difficulty:  735434 , date:  "2015-07-04 02:34:13" },
  { height:  545482 , difficulty:  735475 , date:  "2015-07-04 02:34:23" },
  { height:  545483 , difficulty:  741344 , date:  "2015-07-04 02:36:37" },
  { height:  545484 , difficulty:  742474 , date:  "2015-07-04 02:37:59" },
  { height:  545485 , difficulty:  741583 , date:  "2015-07-04 02:38:05" },
  { height:  545486 , difficulty:  742674 , date:  "2015-07-04 02:38:54" },
  { height:  545487 , difficulty:  742218 , date:  "2015-07-04 02:40:23" },
  { height:  545488 , difficulty:  741723 , date:  "2015-07-04 02:40:59" },
  { height:  545489 , difficulty:  742820 , date:  "2015-07-04 02:41:41" },
  { height:  545490 , difficulty:  745703 , date:  "2015-07-04 02:42:07" },
  { height:  545491 , difficulty:  747342 , date:  "2015-07-04 02:43:52" },
  { height:  545492 , difficulty:  747070 , date:  "2015-07-04 02:45:29" },
  { height:  545493 , difficulty:  748515 , date:  "2015-07-04 02:47:52" },
  { height:  545494 , difficulty:  746464 , date:  "2015-07-04 02:48:49" },
  { height:  545495 , difficulty:  746269 , date:  "2015-07-04 02:49:38" },
  { height:  545496 , difficulty:  747133 , date:  "2015-07-04 02:50:07" },
  { height:  545497 , difficulty:  744202 , date:  "2015-07-04 02:53:33" },
  { height:  545498 , difficulty:  745631 , date:  "2015-07-04 02:53:46" },
  { height:  545499 , difficulty:  746216 , date:  "2015-07-04 02:55:37" },
  { height:  545500 , difficulty:  745954 , date:  "2015-07-04 02:55:50" },
  { height:  545501 , difficulty:  745826 , date:  "2015-07-04 02:58:29" },
  { height:  545502 , difficulty:  747726 , date:  "2015-07-04 02:58:48" },
  { height:  545503 , difficulty:  748007 , date:  "2015-07-04 02:59:03" },
  { height:  545504 , difficulty:  747941 , date:  "2015-07-04 03:00:54" },
  { height:  545505 , difficulty:  749384 , date:  "2015-07-04 03:00:56" },
  { height:  545506 , difficulty:  752257 , date:  "2015-07-04 03:04:28" },
  { height:  545507 , difficulty:  752001 , date:  "2015-07-04 03:05:22" },
  { height:  545508 , difficulty:  750839 , date:  "2015-07-04 03:06:18" },
  { height:  545509 , difficulty:  749647 , date:  "2015-07-04 03:06:23" },
  { height:  545510 , difficulty:  747439 , date:  "2015-07-04 03:07:11" },
  { height:  545511 , difficulty:  747551 , date:  "2015-07-04 03:09:51" },
  { height:  545512 , difficulty:  747644 , date:  "2015-07-04 03:11:15" },
  { height:  545513 , difficulty:  748213 , date:  "2015-07-04 03:12:03" },
  { height:  545514 , difficulty:  749621 , date:  "2015-07-04 03:12:24" },
  { height:  545515 , difficulty:  749310 , date:  "2015-07-04 03:13:07" },
  { height:  545516 , difficulty:  749479 , date:  "2015-07-04 03:13:31" },
  { height:  545517 , difficulty:  754510 , date:  "2015-07-04 03:14:18" },
  { height:  545518 , difficulty:  754499 , date:  "2015-07-04 03:15:10" },
  { height:  545519 , difficulty:  752655 , date:  "2015-07-04 03:17:26" },
  { height:  545520 , difficulty:  751904 , date:  "2015-07-04 03:17:31" },
  { height:  545521 , difficulty:  756125 , date:  "2015-07-04 03:17:52" },
  { height:  545522 , difficulty:  756000 , date:  "2015-07-04 03:20:13" },
  { height:  545523 , difficulty:  755999 , date:  "2015-07-04 03:20:25" },
  { height:  545524 , difficulty:  753207 , date:  "2015-07-04 03:20:27" },
  { height:  545525 , difficulty:  751012 , date:  "2015-07-04 03:20:43" },
  { height:  545526 , difficulty:  751336 , date:  "2015-07-04 03:20:53" },
  { height:  545527 , difficulty:  750673 , date:  "2015-07-04 03:21:05" },
  { height:  545528 , difficulty:  750937 , date:  "2015-07-04 03:21:11" },
  { height:  545529 , difficulty:  751143 , date:  "2015-07-04 03:21:34" },
  { height:  545530 , difficulty:  751569 , date:  "2015-07-04 03:22:34" },
  { height:  545531 , difficulty:  750945 , date:  "2015-07-04 03:22:49" },
  { height:  545532 , difficulty:  750614 , date:  "2015-07-04 03:23:00" },
  { height:  545533 , difficulty:  750883 , date:  "2015-07-04 03:24:13" },
  { height:  545534 , difficulty:  754268 , date:  "2015-07-04 03:25:13" },
  { height:  545535 , difficulty:  752457 , date:  "2015-07-04 03:25:18" },
  { height:  545536 , difficulty:  755165 , date:  "2015-07-04 03:26:31" },
  { height:  545537 , difficulty:  755116 , date:  "2015-07-04 03:26:33" },
  { height:  545538 , difficulty:  754957 , date:  "2015-07-04 03:27:18" },
  { height:  545539 , difficulty:  754655 , date:  "2015-07-04 03:28:02" },
  { height:  545540 , difficulty:  754703 , date:  "2015-07-04 03:31:41" },
  { height:  545541 , difficulty:  755663 , date:  "2015-07-04 03:32:00" },
  { height:  545542 , difficulty:  755463 , date:  "2015-07-04 03:32:23" },
  { height:  545543 , difficulty:  755178 , date:  "2015-07-04 03:34:16" },
  { height:  545544 , difficulty:  751717 , date:  "2015-07-04 03:36:00" },
  { height:  545545 , difficulty:  750419 , date:  "2015-07-04 03:36:10" },
  { height:  545546 , difficulty:  750511 , date:  "2015-07-04 03:36:15" },
  { height:  545547 , difficulty:  748815 , date:  "2015-07-04 03:36:24" },
  { height:  545548 , difficulty:  747767 , date:  "2015-07-04 03:37:44" },
  { height:  545549 , difficulty:  747961 , date:  "2015-07-04 03:38:46" },
  { height:  545550 , difficulty:  749816 , date:  "2015-07-04 03:39:01" },
  { height:  545551 , difficulty:  750728 , date:  "2015-07-04 03:40:21" },
  { height:  545552 , difficulty:  753667 , date:  "2015-07-04 03:40:31" },
  { height:  545553 , difficulty:  753165 , date:  "2015-07-04 03:40:41" },
  { height:  545554 , difficulty:  758858 , date:  "2015-07-04 03:41:15" },
  { height:  545555 , difficulty:  758804 , date:  "2015-07-04 03:45:39" },
  { height:  545556 , difficulty:  759390 , date:  "2015-07-04 03:46:05" },
  { height:  545557 , difficulty:  758348 , date:  "2015-07-04 03:46:36" },
  { height:  545558 , difficulty:  758129 , date:  "2015-07-04 03:47:16" },
  { height:  545559 , difficulty:  756148 , date:  "2015-07-04 03:49:33" },
  { height:  545560 , difficulty:  756652 , date:  "2015-07-04 03:50:22" },
  { height:  545561 , difficulty:  759092 , date:  "2015-07-04 03:50:50" },
  { height:  545562 , difficulty:  758055 , date:  "2015-07-04 03:51:09" },
  { height:  545563 , difficulty:  756549 , date:  "2015-07-04 03:52:05" },
  { height:  545564 , difficulty:  755822 , date:  "2015-07-04 03:52:09" },
  { height:  545565 , difficulty:  755098 , date:  "2015-07-04 03:52:19" },
  { height:  545566 , difficulty:  754529 , date:  "2015-07-04 03:52:56" },
  { height:  545567 , difficulty:  754190 , date:  "2015-07-04 03:53:22" },
  { height:  545568 , difficulty:  752343 , date:  "2015-07-04 03:54:29" },
  { height:  545569 , difficulty:  751582 , date:  "2015-07-04 03:54:58" },
  { height:  545570 , difficulty:  750715 , date:  "2015-07-04 03:57:02" },
  { height:  545571 , difficulty:  749949 , date:  "2015-07-04 03:57:46" },
  { height:  545572 , difficulty:  749833 , date:  "2015-07-04 04:00:02" },
  { height:  545573 , difficulty:  745637 , date:  "2015-07-04 04:00:34" },
  { height:  545574 , difficulty:  748871 , date:  "2015-07-04 04:00:51" },
  { height:  545575 , difficulty:  747733 , date:  "2015-07-04 04:02:41" },
  { height:  545576 , difficulty:  749150 , date:  "2015-07-04 04:04:29" },
  { height:  545577 , difficulty:  746183 , date:  "2015-07-04 04:04:48" },
  { height:  545578 , difficulty:  746353 , date:  "2015-07-04 04:06:10" },
  { height:  545579 , difficulty:  746665 , date:  "2015-07-04 04:07:09" },
  { height:  545580 , difficulty:  747013 , date:  "2015-07-04 04:07:23" },
  { height:  545581 , difficulty:  748170 , date:  "2015-07-04 04:10:17" },
  { height:  545582 , difficulty:  744244 , date:  "2015-07-04 04:13:51" },
  { height:  545583 , difficulty:  744736 , date:  "2015-07-04 04:13:53" },
  { height:  545584 , difficulty:  745981 , date:  "2015-07-04 04:14:32" },
  { height:  545585 , difficulty:  750029 , date:  "2015-07-04 04:16:06" },
  { height:  545586 , difficulty:  749486 , date:  "2015-07-04 04:17:51" },
  { height:  545587 , difficulty:  746369 , date:  "2015-07-04 04:17:58" },
  { height:  545588 , difficulty:  744811 , date:  "2015-07-04 04:18:13" },
  { height:  545589 , difficulty:  744140 , date:  "2015-07-04 04:22:36" },
  { height:  545590 , difficulty:  743833 , date:  "2015-07-04 04:23:03" },
  { height:  545591 , difficulty:  743683 , date:  "2015-07-04 04:23:20" },
  { height:  545592 , difficulty:  743611 , date:  "2015-07-04 04:25:35" },
  { height:  545593 , difficulty:  744174 , date:  "2015-07-04 04:26:41" },
  { height:  545594 , difficulty:  744677 , date:  "2015-07-04 04:28:52" },
  { height:  545595 , difficulty:  745860 , date:  "2015-07-04 04:31:21" },
  { height:  545596 , difficulty:  746143 , date:  "2015-07-04 04:33:36" },
  { height:  545597 , difficulty:  746805 , date:  "2015-07-04 04:33:39" },
  { height:  545598 , difficulty:  745181 , date:  "2015-07-04 04:34:08" },
  { height:  545599 , difficulty:  748030 , date:  "2015-07-04 04:37:35" },
  { height:  545600 , difficulty:  748062 , date:  "2015-07-04 04:37:57" },
  { height:  545601 , difficulty:  751453 , date:  "2015-07-04 04:39:28" },
  { height:  545602 , difficulty:  751930 , date:  "2015-07-04 04:40:12" },
  { height:  545603 , difficulty:  751654 , date:  "2015-07-04 04:41:39" },
  { height:  545604 , difficulty:  752992 , date:  "2015-07-04 04:41:41" },
  { height:  545605 , difficulty:  755219 , date:  "2015-07-04 04:42:04" },
  { height:  545606 , difficulty:  755151 , date:  "2015-07-04 04:44:01" },
  { height:  545607 , difficulty:  755146 , date:  "2015-07-04 04:44:09" },
  { height:  545608 , difficulty:  755429 , date:  "2015-07-04 04:44:11" },
  { height:  545609 , difficulty:  756782 , date:  "2015-07-04 04:44:48" },
  { height:  545610 , difficulty:  756890 , date:  "2015-07-04 04:45:19" },
  { height:  545611 , difficulty:  757408 , date:  "2015-07-04 04:45:29" },
  { height:  545612 , difficulty:  756444 , date:  "2015-07-04 04:45:49" },
  { height:  545613 , difficulty:  756385 , date:  "2015-07-04 04:46:02" },
  { height:  545614 , difficulty:  760646 , date:  "2015-07-04 04:46:38" },
  { height:  545615 , difficulty:  759837 , date:  "2015-07-04 04:47:19" },
  { height:  545616 , difficulty:  756710 , date:  "2015-07-04 04:47:26" },
  { height:  545617 , difficulty:  757378 , date:  "2015-07-04 04:49:06" },
  { height:  545618 , difficulty:  760125 , date:  "2015-07-04 04:49:16" },
  { height:  545619 , difficulty:  758051 , date:  "2015-07-04 04:52:01" },
  { height:  545620 , difficulty:  756866 , date:  "2015-07-04 04:52:04" },
  { height:  545621 , difficulty:  760409 , date:  "2015-07-04 04:52:59" },
  { height:  545622 , difficulty:  765084 , date:  "2015-07-04 04:54:36" },
  { height:  545623 , difficulty:  764964 , date:  "2015-07-04 04:55:11" },
  { height:  545624 , difficulty:  763747 , date:  "2015-07-04 04:55:52" },
  { height:  545625 , difficulty:  764426 , date:  "2015-07-04 05:00:06" },
  { height:  545626 , difficulty:  764249 , date:  "2015-07-04 05:00:12" },
  { height:  545627 , difficulty:  762682 , date:  "2015-07-04 05:03:01" },
  { height:  545628 , difficulty:  766972 , date:  "2015-07-04 05:03:51" },
  { height:  545629 , difficulty:  767654 , date:  "2015-07-04 05:04:45" },
  { height:  545630 , difficulty:  766995 , date:  "2015-07-04 05:05:36" },
  { height:  545631 , difficulty:  762036 , date:  "2015-07-04 05:09:38" },
  { height:  545632 , difficulty:  761785 , date:  "2015-07-04 05:09:58" },
  { height:  545633 , difficulty:  761613 , date:  "2015-07-04 05:10:29" },
  { height:  545634 , difficulty:  761586 , date:  "2015-07-04 05:10:57" },
  { height:  545635 , difficulty:  758736 , date:  "2015-07-04 05:16:38" },
  { height:  545636 , difficulty:  757895 , date:  "2015-07-04 05:16:42" },
  { height:  545637 , difficulty:  764233 , date:  "2015-07-04 05:16:55" },
  { height:  545638 , difficulty:  764327 , date:  "2015-07-04 05:17:14" },
  { height:  545639 , difficulty:  763154 , date:  "2015-07-04 05:17:53" },
  { height:  545640 , difficulty:  763538 , date:  "2015-07-04 05:22:40" },
  { height:  545641 , difficulty:  763562 , date:  "2015-07-04 05:23:39" },
  { height:  545642 , difficulty:  763646 , date:  "2015-07-04 05:24:12" },
  { height:  545643 , difficulty:  763185 , date:  "2015-07-04 05:24:35" },
  { height:  545644 , difficulty:  763476 , date:  "2015-07-04 05:24:49" },
  { height:  545645 , difficulty:  764507 , date:  "2015-07-04 05:25:15" },
  { height:  545646 , difficulty:  766515 , date:  "2015-07-04 05:26:06" },
  { height:  545647 , difficulty:  765616 , date:  "2015-07-04 05:26:48" },
  { height:  545648 , difficulty:  763191 , date:  "2015-07-04 05:27:55" },
  { height:  545649 , difficulty:  762789 , date:  "2015-07-04 05:29:09" },
  { height:  545650 , difficulty:  764655 , date:  "2015-07-04 05:29:16" },
  { height:  545651 , difficulty:  763481 , date:  "2015-07-04 05:29:56" },
  { height:  545652 , difficulty:  761871 , date:  "2015-07-04 05:31:58" },
  { height:  545653 , difficulty:  761540 , date:  "2015-07-04 05:33:43" },
  { height:  545654 , difficulty:  760812 , date:  "2015-07-04 05:39:32" },
  { height:  545655 , difficulty:  759603 , date:  "2015-07-04 05:41:16" },
  { height:  545656 , difficulty:  759732 , date:  "2015-07-04 05:42:06" },
  { height:  545657 , difficulty:  756121 , date:  "2015-07-04 05:42:11" },
  { height:  545658 , difficulty:  752354 , date:  "2015-07-04 05:42:59" },
  { height:  545659 , difficulty:  752296 , date:  "2015-07-04 05:43:54" },
  { height:  545660 , difficulty:  752324 , date:  "2015-07-04 05:44:31" },
  { height:  545661 , difficulty:  750770 , date:  "2015-07-04 05:44:43" },
  { height:  545662 , difficulty:  750196 , date:  "2015-07-04 05:45:28" },
  { height:  545663 , difficulty:  750310 , date:  "2015-07-04 05:45:39" },
  { height:  545664 , difficulty:  751401 , date:  "2015-07-04 05:47:28" },
  { height:  545665 , difficulty:  747014 , date:  "2015-07-04 05:47:34" },
  { height:  545666 , difficulty:  747055 , date:  "2015-07-04 05:47:56" },
  { height:  545667 , difficulty:  748595 , date:  "2015-07-04 05:50:36" },
  { height:  545668 , difficulty:  746813 , date:  "2015-07-04 05:52:40" },
  { height:  545669 , difficulty:  745583 , date:  "2015-07-04 05:53:45" },
  { height:  545670 , difficulty:  743193 , date:  "2015-07-04 05:54:08" },
  { height:  545671 , difficulty:  741283 , date:  "2015-07-04 05:55:29" },
  { height:  545672 , difficulty:  741469 , date:  "2015-07-04 05:56:22" },
  { height:  545673 , difficulty:  746938 , date:  "2015-07-04 05:59:22" },
  { height:  545674 , difficulty:  747472 , date:  "2015-07-04 05:59:46" },
  { height:  545675 , difficulty:  743392 , date:  "2015-07-04 06:00:44" },
  { height:  545676 , difficulty:  742978 , date:  "2015-07-04 06:02:01" },
  { height:  545677 , difficulty:  741437 , date:  "2015-07-04 06:02:22" },
  { height:  545678 , difficulty:  741053 , date:  "2015-07-04 06:02:38" },
  { height:  545679 , difficulty:  739457 , date:  "2015-07-04 06:03:01" },
  { height:  545680 , difficulty:  740389 , date:  "2015-07-04 06:03:37" },
  { height:  545681 , difficulty:  739917 , date:  "2015-07-04 06:05:16" },
  { height:  545682 , difficulty:  738336 , date:  "2015-07-04 06:05:46" },
  { height:  545683 , difficulty:  740145 , date:  "2015-07-04 06:07:52" },
  { height:  545684 , difficulty:  740887 , date:  "2015-07-04 06:07:55" },
  { height:  545685 , difficulty:  740361 , date:  "2015-07-04 06:09:48" },
  { height:  545686 , difficulty:  743708 , date:  "2015-07-04 06:09:53" },
  { height:  545687 , difficulty:  743555 , date:  "2015-07-04 06:11:36" },
  { height:  545688 , difficulty:  746136 , date:  "2015-07-04 06:12:35" },
  { height:  545689 , difficulty:  746261 , date:  "2015-07-04 06:12:37" },
  { height:  545690 , difficulty:  746988 , date:  "2015-07-04 06:13:04" },
  { height:  545691 , difficulty:  746129 , date:  "2015-07-04 06:14:19" },
  { height:  545692 , difficulty:  747293 , date:  "2015-07-04 06:14:21" },
  { height:  545693 , difficulty:  745807 , date:  "2015-07-04 06:14:25" },
  { height:  545694 , difficulty:  747954 , date:  "2015-07-04 06:15:09" },
  { height:  545695 , difficulty:  749700 , date:  "2015-07-04 06:15:41" },
  { height:  545696 , difficulty:  752008 , date:  "2015-07-04 06:15:47" },
  { height:  545697 , difficulty:  754091 , date:  "2015-07-04 06:16:18" },
  { height:  545698 , difficulty:  756265 , date:  "2015-07-04 06:17:25" },
  { height:  545699 , difficulty:  755741 , date:  "2015-07-04 06:17:30" },
  { height:  545700 , difficulty:  755881 , date:  "2015-07-04 06:17:53" },
  { height:  545701 , difficulty:  750807 , date:  "2015-07-04 06:18:09" },
  { height:  545702 , difficulty:  751234 , date:  "2015-07-04 06:20:25" },
  { height:  545703 , difficulty:  748529 , date:  "2015-07-04 06:21:16" },
  { height:  545704 , difficulty:  748250 , date:  "2015-07-04 06:22:22" },
  { height:  545705 , difficulty:  747871 , date:  "2015-07-04 06:23:55" },
  { height:  545706 , difficulty:  747348 , date:  "2015-07-04 06:24:11" },
  { height:  545707 , difficulty:  743225 , date:  "2015-07-04 06:24:53" },
  { height:  545708 , difficulty:  742938 , date:  "2015-07-04 06:25:22" },
  { height:  545709 , difficulty:  742545 , date:  "2015-07-04 06:25:43" },
  { height:  545710 , difficulty:  743337 , date:  "2015-07-04 06:29:06" },
  { height:  545711 , difficulty:  736871 , date:  "2015-07-04 06:30:12" },
  { height:  545712 , difficulty:  738514 , date:  "2015-07-04 06:30:17" },
  { height:  545713 , difficulty:  739846 , date:  "2015-07-04 06:31:42" },
  { height:  545714 , difficulty:  739470 , date:  "2015-07-04 06:31:48" },
  { height:  545715 , difficulty:  739248 , date:  "2015-07-04 06:31:51" },
  { height:  545716 , difficulty:  735177 , date:  "2015-07-04 06:33:48" },
  { height:  545717 , difficulty:  734486 , date:  "2015-07-04 06:33:50" },
  { height:  545718 , difficulty:  736683 , date:  "2015-07-04 06:34:49" },
  { height:  545719 , difficulty:  736281 , date:  "2015-07-04 06:34:54" },
  { height:  545720 , difficulty:  737119 , date:  "2015-07-04 06:36:31" },
  { height:  545721 , difficulty:  736975 , date:  "2015-07-04 06:36:50" },
  { height:  545722 , difficulty:  738043 , date:  "2015-07-04 06:37:22" },
  { height:  545723 , difficulty:  738359 , date:  "2015-07-04 06:37:41" },
  { height:  545724 , difficulty:  737343 , date:  "2015-07-04 06:39:12" },
  { height:  545725 , difficulty:  736979 , date:  "2015-07-04 06:39:20" },
  { height:  545726 , difficulty:  738003 , date:  "2015-07-04 06:39:46" },
  { height:  545727 , difficulty:  738514 , date:  "2015-07-04 06:39:54" },
  { height:  545728 , difficulty:  744361 , date:  "2015-07-04 06:40:44" },
  { height:  545729 , difficulty:  742781 , date:  "2015-07-04 06:40:49" },
  { height:  545730 , difficulty:  737005 , date:  "2015-07-04 06:41:12" },
  { height:  545731 , difficulty:  735442 , date:  "2015-07-04 06:42:44" },
  { height:  545732 , difficulty:  735236 , date:  "2015-07-04 06:44:12" },
  { height:  545733 , difficulty:  737370 , date:  "2015-07-04 06:44:55" },
  { height:  545734 , difficulty:  739266 , date:  "2015-07-04 06:45:01" },
  { height:  545735 , difficulty:  738167 , date:  "2015-07-04 06:45:27" },
  { height:  545736 , difficulty:  738776 , date:  "2015-07-04 06:45:42" },
  { height:  545737 , difficulty:  739027 , date:  "2015-07-04 06:46:27" },
  { height:  545738 , difficulty:  738699 , date:  "2015-07-04 06:47:09" },
  { height:  545739 , difficulty:  739245 , date:  "2015-07-04 06:48:25" },
  { height:  545740 , difficulty:  737431 , date:  "2015-07-04 06:49:13" },
  { height:  545741 , difficulty:  739478 , date:  "2015-07-04 06:49:23" },
  { height:  545742 , difficulty:  740456 , date:  "2015-07-04 06:49:26" },
  { height:  545743 , difficulty:  738949 , date:  "2015-07-04 06:50:14" },
  { height:  545744 , difficulty:  739850 , date:  "2015-07-04 06:50:22" },
  { height:  545745 , difficulty:  739174 , date:  "2015-07-04 06:52:25" },
  { height:  545746 , difficulty:  740446 , date:  "2015-07-04 06:52:31" },
  { height:  545747 , difficulty:  738966 , date:  "2015-07-04 06:52:34" },
  { height:  545748 , difficulty:  739139 , date:  "2015-07-04 06:52:50" },
  { height:  545749 , difficulty:  738793 , date:  "2015-07-04 06:52:58" },
  { height:  545750 , difficulty:  738708 , date:  "2015-07-04 06:53:18" },
  { height:  545751 , difficulty:  738725 , date:  "2015-07-04 06:53:55" },
  { height:  545752 , difficulty:  740835 , date:  "2015-07-04 06:53:59" },
  { height:  545753 , difficulty:  741367 , date:  "2015-07-04 06:54:24" },
  { height:  545754 , difficulty:  743607 , date:  "2015-07-04 06:54:32" },
  { height:  545755 , difficulty:  743228 , date:  "2015-07-04 06:54:41" },
  { height:  545756 , difficulty:  743488 , date:  "2015-07-04 06:57:14" },
  { height:  545757 , difficulty:  741435 , date:  "2015-07-04 06:57:23" },
  { height:  545758 , difficulty:  740947 , date:  "2015-07-04 06:57:44" },
  { height:  545759 , difficulty:  739466 , date:  "2015-07-04 06:57:49" },
  { height:  545760 , difficulty:  740244 , date:  "2015-07-04 07:01:19" },
  { height:  545761 , difficulty:  738150 , date:  "2015-07-04 07:01:29" },
  { height:  545762 , difficulty:  738111 , date:  "2015-07-04 07:02:21" },
  { height:  545763 , difficulty:  736642 , date:  "2015-07-04 07:02:26" },
  { height:  545764 , difficulty:  736866 , date:  "2015-07-04 07:02:54" },
  { height:  545765 , difficulty:  739179 , date:  "2015-07-04 07:02:55" },
  { height:  545766 , difficulty:  739309 , date:  "2015-07-04 07:03:10" },
  { height:  545767 , difficulty:  738917 , date:  "2015-07-04 07:03:18" },
  { height:  545768 , difficulty:  739206 , date:  "2015-07-04 07:05:40" },
  { height:  545769 , difficulty:  739793 , date:  "2015-07-04 07:06:51" },
  { height:  545770 , difficulty:  739486 , date:  "2015-07-04 07:07:13" },
  { height:  545771 , difficulty:  740910 , date:  "2015-07-04 07:07:20" },
  { height:  545772 , difficulty:  741582 , date:  "2015-07-04 07:07:42" },
  { height:  545773 , difficulty:  744920 , date:  "2015-07-04 07:08:44" },
  { height:  545774 , difficulty:  744166 , date:  "2015-07-04 07:09:20" },
  { height:  545775 , difficulty:  745599 , date:  "2015-07-04 07:09:58" },
  { height:  545776 , difficulty:  746103 , date:  "2015-07-04 07:11:21" },
  { height:  545777 , difficulty:  746720 , date:  "2015-07-04 07:11:25" },
  { height:  545778 , difficulty:  744209 , date:  "2015-07-04 07:13:08" },
  { height:  545779 , difficulty:  745386 , date:  "2015-07-04 07:13:21" },
  { height:  545780 , difficulty:  743986 , date:  "2015-07-04 07:13:47" },
  { height:  545781 , difficulty:  744225 , date:  "2015-07-04 07:15:58" },
  { height:  545782 , difficulty:  744845 , date:  "2015-07-04 07:16:03" },
  { height:  545783 , difficulty:  743958 , date:  "2015-07-04 07:16:48" },
  { height:  545784 , difficulty:  743882 , date:  "2015-07-04 07:17:46" },
  { height:  545785 , difficulty:  744433 , date:  "2015-07-04 07:17:50" },
  { height:  545786 , difficulty:  741212 , date:  "2015-07-04 07:19:15" },
  { height:  545787 , difficulty:  741647 , date:  "2015-07-04 07:21:22" },
  { height:  545788 , difficulty:  742733 , date:  "2015-07-04 07:23:17" },
  { height:  545789 , difficulty:  743928 , date:  "2015-07-04 07:25:21" },
  { height:  545790 , difficulty:  744193 , date:  "2015-07-04 07:25:33" },
  { height:  545791 , difficulty:  746288 , date:  "2015-07-04 07:26:13" },
  { height:  545792 , difficulty:  743988 , date:  "2015-07-04 07:26:47" },
  { height:  545793 , difficulty:  744127 , date:  "2015-07-04 07:27:03" },
  { height:  545794 , difficulty:  744353 , date:  "2015-07-04 07:27:09" },
  { height:  545795 , difficulty:  746452 , date:  "2015-07-04 07:27:54" },
  { height:  545796 , difficulty:  744787 , date:  "2015-07-04 07:27:58" },
  { height:  545797 , difficulty:  745847 , date:  "2015-07-04 07:28:47" },
  { height:  545798 , difficulty:  745386 , date:  "2015-07-04 07:29:47" },
  { height:  545799 , difficulty:  748830 , date:  "2015-07-04 07:29:47" },
  { height:  545800 , difficulty:  747805 , date:  "2015-07-04 07:30:35" },
  { height:  545801 , difficulty:  748936 , date:  "2015-07-04 07:31:10" },
  { height:  545802 , difficulty:  751335 , date:  "2015-07-04 07:31:14" },
  { height:  545803 , difficulty:  751322 , date:  "2015-07-04 07:34:24" },
  { height:  545804 , difficulty:  750856 , date:  "2015-07-04 07:34:35" },
  { height:  545805 , difficulty:  751836 , date:  "2015-07-04 07:34:58" },
  { height:  545806 , difficulty:  753953 , date:  "2015-07-04 07:38:59" },
  { height:  545807 , difficulty:  752366 , date:  "2015-07-04 07:39:05" },
  { height:  545808 , difficulty:  750717 , date:  "2015-07-04 07:40:28" },
  { height:  545809 , difficulty:  750321 , date:  "2015-07-04 07:41:24" },
  { height:  545810 , difficulty:  750219 , date:  "2015-07-04 07:42:34" },
  { height:  545811 , difficulty:  751005 , date:  "2015-07-04 07:42:35" },
  { height:  545812 , difficulty:  751875 , date:  "2015-07-04 07:43:02" },
  { height:  545813 , difficulty:  751772 , date:  "2015-07-04 07:43:15" },
  { height:  545814 , difficulty:  750816 , date:  "2015-07-04 07:43:27" },
  { height:  545815 , difficulty:  750113 , date:  "2015-07-04 07:44:05" },
  { height:  545816 , difficulty:  751924 , date:  "2015-07-04 07:44:44" },
  { height:  545817 , difficulty:  751835 , date:  "2015-07-04 07:47:40" },
  { height:  545818 , difficulty:  751998 , date:  "2015-07-04 07:47:58" },
  { height:  545819 , difficulty:  751680 , date:  "2015-07-04 07:48:43" },
  { height:  545820 , difficulty:  752719 , date:  "2015-07-04 07:48:48" },
  { height:  545821 , difficulty:  751429 , date:  "2015-07-04 07:51:41" },
  { height:  545822 , difficulty:  752139 , date:  "2015-07-04 07:54:42" },
  { height:  545823 , difficulty:  753138 , date:  "2015-07-04 07:54:46" },
  { height:  545824 , difficulty:  754099 , date:  "2015-07-04 07:56:41" },
  { height:  545825 , difficulty:  753895 , date:  "2015-07-04 07:56:45" },
  { height:  545826 , difficulty:  755870 , date:  "2015-07-04 07:57:45" },
  { height:  545827 , difficulty:  755226 , date:  "2015-07-04 08:00:05" },
  { height:  545828 , difficulty:  755408 , date:  "2015-07-04 08:02:48" },
  { height:  545829 , difficulty:  755380 , date:  "2015-07-04 08:02:49" },
  { height:  545830 , difficulty:  755255 , date:  "2015-07-04 08:03:30" },
  { height:  545831 , difficulty:  757022 , date:  "2015-07-04 08:06:12" },
  { height:  545832 , difficulty:  753936 , date:  "2015-07-04 08:06:25" },
  { height:  545833 , difficulty:  754956 , date:  "2015-07-04 08:06:30" },
  { height:  545834 , difficulty:  755097 , date:  "2015-07-04 08:07:00" },
  { height:  545835 , difficulty:  756750 , date:  "2015-07-04 08:07:53" },
  { height:  545836 , difficulty:  753971 , date:  "2015-07-04 08:07:59" },
  { height:  545837 , difficulty:  754379 , date:  "2015-07-04 08:09:29" },
  { height:  545838 , difficulty:  753801 , date:  "2015-07-04 08:09:37" },
  { height:  545839 , difficulty:  754979 , date:  "2015-07-04 08:10:00" },
  { height:  545840 , difficulty:  755785 , date:  "2015-07-04 08:10:06" },
  { height:  545841 , difficulty:  756853 , date:  "2015-07-04 08:11:34" },
  { height:  545842 , difficulty:  757693 , date:  "2015-07-04 08:12:13" },
  { height:  545843 , difficulty:  758850 , date:  "2015-07-04 08:14:17" },
  { height:  545844 , difficulty:  755820 , date:  "2015-07-04 08:14:28" },
  { height:  545845 , difficulty:  755728 , date:  "2015-07-04 08:17:11" },
  { height:  545846 , difficulty:  759226 , date:  "2015-07-04 08:17:20" },
  { height:  545847 , difficulty:  761309 , date:  "2015-07-04 08:18:19" },
  { height:  545848 , difficulty:  761370 , date:  "2015-07-04 08:18:56" },
  { height:  545849 , difficulty:  760605 , date:  "2015-07-04 08:19:23" },
  { height:  545850 , difficulty:  761673 , date:  "2015-07-04 08:19:39" },
  { height:  545851 , difficulty:  760888 , date:  "2015-07-04 08:19:54" },
  { height:  545852 , difficulty:  759082 , date:  "2015-07-04 08:20:03" },
  { height:  545853 , difficulty:  761260 , date:  "2015-07-04 08:20:05" },
  { height:  545854 , difficulty:  759724 , date:  "2015-07-04 08:21:49" },
  { height:  545855 , difficulty:  760324 , date:  "2015-07-04 08:21:51" },
  { height:  545856 , difficulty:  760326 , date:  "2015-07-04 08:24:06" },
  { height:  545857 , difficulty:  758799 , date:  "2015-07-04 08:25:39" },
  { height:  545858 , difficulty:  758866 , date:  "2015-07-04 08:25:59" },
  { height:  545859 , difficulty:  758550 , date:  "2015-07-04 08:27:12" },
  { height:  545860 , difficulty:  757471 , date:  "2015-07-04 08:27:31" },
  { height:  545861 , difficulty:  757893 , date:  "2015-07-04 08:27:44" },
  { height:  545862 , difficulty:  757019 , date:  "2015-07-04 08:27:55" },
  { height:  545863 , difficulty:  757671 , date:  "2015-07-04 08:28:25" },
  { height:  545864 , difficulty:  755453 , date:  "2015-07-04 08:30:00" },
  { height:  545865 , difficulty:  753380 , date:  "2015-07-04 08:30:10" },
  { height:  545866 , difficulty:  753869 , date:  "2015-07-04 08:33:03" },
  { height:  545867 , difficulty:  753358 , date:  "2015-07-04 08:33:09" },
  { height:  545868 , difficulty:  753806 , date:  "2015-07-04 08:33:33" },
  { height:  545869 , difficulty:  753662 , date:  "2015-07-04 08:33:42" },
  { height:  545870 , difficulty:  754548 , date:  "2015-07-04 08:33:46" },
  { height:  545871 , difficulty:  756473 , date:  "2015-07-04 08:34:06" },
  { height:  545872 , difficulty:  757091 , date:  "2015-07-04 08:35:11" },
  { height:  545873 , difficulty:  762876 , date:  "2015-07-04 08:35:38" },
  { height:  545874 , difficulty:  761617 , date:  "2015-07-04 08:36:22" },
  { height:  545875 , difficulty:  762280 , date:  "2015-07-04 08:36:50" },
  { height:  545876 , difficulty:  761613 , date:  "2015-07-04 08:37:25" },
  { height:  545877 , difficulty:  762124 , date:  "2015-07-04 08:39:19" },
  { height:  545878 , difficulty:  762946 , date:  "2015-07-04 08:41:58" },
  { height:  545879 , difficulty:  759336 , date:  "2015-07-04 08:43:28" },
  { height:  545880 , difficulty:  763644 , date:  "2015-07-04 08:43:32" },
  { height:  545881 , difficulty:  764192 , date:  "2015-07-04 08:44:03" },
  { height:  545882 , difficulty:  759386 , date:  "2015-07-04 08:44:28" },
  { height:  545883 , difficulty:  762199 , date:  "2015-07-04 08:44:36" },
  { height:  545884 , difficulty:  760624 , date:  "2015-07-04 08:45:37" },
  { height:  545885 , difficulty:  759971 , date:  "2015-07-04 08:46:21" },
  { height:  545886 , difficulty:  761473 , date:  "2015-07-04 08:46:41" },
  { height:  545887 , difficulty:  764384 , date:  "2015-07-04 08:47:22" },
  { height:  545888 , difficulty:  763876 , date:  "2015-07-04 08:47:24" },
  { height:  545889 , difficulty:  763715 , date:  "2015-07-04 08:50:16" },
  { height:  545890 , difficulty:  765279 , date:  "2015-07-04 08:50:22" },
  { height:  545891 , difficulty:  764892 , date:  "2015-07-04 08:50:33" },
  { height:  545892 , difficulty:  764146 , date:  "2015-07-04 08:50:41" },
  { height:  545893 , difficulty:  760719 , date:  "2015-07-04 08:51:17" },
  { height:  545894 , difficulty:  761263 , date:  "2015-07-04 08:52:53" },
  { height:  545895 , difficulty:  760395 , date:  "2015-07-04 08:52:55" },
  { height:  545896 , difficulty:  762956 , date:  "2015-07-04 08:53:30" },
  { height:  545897 , difficulty:  760051 , date:  "2015-07-04 08:54:26" },
  { height:  545898 , difficulty:  758784 , date:  "2015-07-04 08:56:18" },
  { height:  545899 , difficulty:  760562 , date:  "2015-07-04 08:56:20" },
  { height:  545900 , difficulty:  760017 , date:  "2015-07-04 09:00:16" },
  { height:  545901 , difficulty:  760027 , date:  "2015-07-04 09:00:19" },
  { height:  545902 , difficulty:  759914 , date:  "2015-07-04 09:01:22" },
  { height:  545903 , difficulty:  758308 , date:  "2015-07-04 09:01:36" },
  { height:  545904 , difficulty:  755122 , date:  "2015-07-04 09:03:08" },
  { height:  545905 , difficulty:  757437 , date:  "2015-07-04 09:04:43" },
  { height:  545906 , difficulty:  756897 , date:  "2015-07-04 09:04:54" },
  { height:  545907 , difficulty:  754442 , date:  "2015-07-04 09:05:05" },
  { height:  545908 , difficulty:  754222 , date:  "2015-07-04 09:07:20" },
  { height:  545909 , difficulty:  755561 , date:  "2015-07-04 09:07:30" },
  { height:  545910 , difficulty:  755927 , date:  "2015-07-04 09:07:34" },
  { height:  545911 , difficulty:  755136 , date:  "2015-07-04 09:08:18" },
  { height:  545912 , difficulty:  755603 , date:  "2015-07-04 09:10:33" },
  { height:  545913 , difficulty:  755944 , date:  "2015-07-04 09:14:58" },
  { height:  545914 , difficulty:  757216 , date:  "2015-07-04 09:15:05" },
  { height:  545915 , difficulty:  757621 , date:  "2015-07-04 09:15:51" },
  { height:  545916 , difficulty:  760910 , date:  "2015-07-04 09:17:09" },
  { height:  545917 , difficulty:  760085 , date:  "2015-07-04 09:17:35" },
  { height:  545918 , difficulty:  759242 , date:  "2015-07-04 09:18:28" },
  { height:  545919 , difficulty:  758618 , date:  "2015-07-04 09:18:40" },
  { height:  545920 , difficulty:  758947 , date:  "2015-07-04 09:19:13" },
  { height:  545921 , difficulty:  756643 , date:  "2015-07-04 09:20:32" },
  { height:  545922 , difficulty:  756878 , date:  "2015-07-04 09:20:37" },
  { height:  545923 , difficulty:  758921 , date:  "2015-07-04 09:20:54" },
  { height:  545924 , difficulty:  760889 , date:  "2015-07-04 09:22:40" },
  { height:  545925 , difficulty:  761533 , date:  "2015-07-04 09:23:17" },
  { height:  545926 , difficulty:  765421 , date:  "2015-07-04 09:24:00" },
  { height:  545927 , difficulty:  767312 , date:  "2015-07-04 09:26:19" },
  { height:  545928 , difficulty:  768270 , date:  "2015-07-04 09:28:17" },
  { height:  545929 , difficulty:  768581 , date:  "2015-07-04 09:28:21" },
  { height:  545930 , difficulty:  767708 , date:  "2015-07-04 09:30:27" },
  { height:  545931 , difficulty:  768365 , date:  "2015-07-04 09:31:22" },
  { height:  545932 , difficulty:  765626 , date:  "2015-07-04 09:31:40" },
  { height:  545933 , difficulty:  767977 , date:  "2015-07-04 09:32:43" },
  { height:  545934 , difficulty:  767585 , date:  "2015-07-04 09:33:44" },
  { height:  545935 , difficulty:  771110 , date:  "2015-07-04 09:33:47" },
  { height:  545936 , difficulty:  770711 , date:  "2015-07-04 09:34:05" },
  { height:  545937 , difficulty:  772935 , date:  "2015-07-04 09:34:08" },
  { height:  545938 , difficulty:  775305 , date:  "2015-07-04 09:34:11" },
  { height:  545939 , difficulty:  776059 , date:  "2015-07-04 09:36:59" },
  { height:  545940 , difficulty:  774117 , date:  "2015-07-04 09:37:05" },
  { height:  545941 , difficulty:  774038 , date:  "2015-07-04 09:37:50" },
  { height:  545942 , difficulty:  772874 , date:  "2015-07-04 09:42:13" },
  { height:  545943 , difficulty:  774790 , date:  "2015-07-04 09:42:17" },
  { height:  545944 , difficulty:  774244 , date:  "2015-07-04 09:42:45" },
  { height:  545945 , difficulty:  774142 , date:  "2015-07-04 09:43:03" },
  { height:  545946 , difficulty:  775553 , date:  "2015-07-04 09:43:13" },
  { height:  545947 , difficulty:  777178 , date:  "2015-07-04 09:44:20" },
  { height:  545948 , difficulty:  776482 , date:  "2015-07-04 09:45:59" },
  { height:  545949 , difficulty:  776364 , date:  "2015-07-04 09:46:06" },
  { height:  545950 , difficulty:  776602 , date:  "2015-07-04 09:46:25" },
  { height:  545951 , difficulty:  776015 , date:  "2015-07-04 09:46:56" },
  { height:  545952 , difficulty:  775317 , date:  "2015-07-04 09:47:26" },
  { height:  545953 , difficulty:  777096 , date:  "2015-07-04 09:50:33" },
  { height:  545954 , difficulty:  773795 , date:  "2015-07-04 09:51:30" },
  { height:  545955 , difficulty:  772632 , date:  "2015-07-04 09:51:36" },
  { height:  545956 , difficulty:  773121 , date:  "2015-07-04 09:52:50" },
  { height:  545957 , difficulty:  779458 , date:  "2015-07-04 09:52:53" },
  { height:  545958 , difficulty:  784659 , date:  "2015-07-04 09:52:57" },
  { height:  545959 , difficulty:  786213 , date:  "2015-07-04 09:54:32" },
  { height:  545960 , difficulty:  786668 , date:  "2015-07-04 09:54:37" },
  { height:  545961 , difficulty:  788640 , date:  "2015-07-04 09:55:06" },
  { height:  545962 , difficulty:  790117 , date:  "2015-07-04 09:55:10" },
  { height:  545963 , difficulty:  790888 , date:  "2015-07-04 09:55:19" },
  { height:  545964 , difficulty:  792334 , date:  "2015-07-04 09:57:01" },
  { height:  545965 , difficulty:  789857 , date:  "2015-07-04 09:57:14" },
  { height:  545966 , difficulty:  790142 , date:  "2015-07-04 09:57:45" },
  { height:  545967 , difficulty:  790752 , date:  "2015-07-04 09:59:54" },
  { height:  545968 , difficulty:  790964 , date:  "2015-07-04 10:00:09" },
  { height:  545969 , difficulty:  792817 , date:  "2015-07-04 10:00:49" },
  { height:  545970 , difficulty:  792326 , date:  "2015-07-04 10:00:50" },
  { height:  545971 , difficulty:  798106 , date:  "2015-07-04 10:00:54" },
  { height:  545972 , difficulty:  803022 , date:  "2015-07-04 10:02:05" },
  { height:  545973 , difficulty:  802060 , date:  "2015-07-04 10:03:20" },
  { height:  545974 , difficulty:  800008 , date:  "2015-07-04 10:03:28" },
  { height:  545975 , difficulty:  804558 , date:  "2015-07-04 10:04:26" },
  { height:  545976 , difficulty:  799340 , date:  "2015-07-04 10:05:16" },
  { height:  545977 , difficulty:  802232 , date:  "2015-07-04 10:06:19" },
  { height:  545978 , difficulty:  802775 , date:  "2015-07-04 10:08:05" },
  { height:  545979 , difficulty:  802504 , date:  "2015-07-04 10:08:38" },
  { height:  545980 , difficulty:  802084 , date:  "2015-07-04 10:09:35" },
  { height:  545981 , difficulty:  800746 , date:  "2015-07-04 10:10:29" },
  { height:  545982 , difficulty:  801141 , date:  "2015-07-04 10:10:44" },
  { height:  545983 , difficulty:  801414 , date:  "2015-07-04 10:11:51" },
  { height:  545984 , difficulty:  805173 , date:  "2015-07-04 10:12:18" },
  { height:  545985 , difficulty:  805616 , date:  "2015-07-04 10:12:44" },
  { height:  545986 , difficulty:  805581 , date:  "2015-07-04 10:12:47" },
  { height:  545987 , difficulty:  806941 , date:  "2015-07-04 10:15:57" },
  { height:  545988 , difficulty:  803821 , date:  "2015-07-04 10:16:32" },
  { height:  545989 , difficulty:  798433 , date:  "2015-07-04 10:16:47" },
  { height:  545990 , difficulty:  799673 , date:  "2015-07-04 10:18:08" },
  { height:  545991 , difficulty:  798901 , date:  "2015-07-04 10:18:37" },
  { height:  545992 , difficulty:  797104 , date:  "2015-07-04 10:23:32" },
  { height:  545993 , difficulty:  799437 , date:  "2015-07-04 10:25:15" },
  { height:  545994 , difficulty:  801090 , date:  "2015-07-04 10:27:20" },
  { height:  545995 , difficulty:  801274 , date:  "2015-07-04 10:30:49" },
  { height:  545996 , difficulty:  800816 , date:  "2015-07-04 10:30:56" },
  { height:  545997 , difficulty:  800592 , date:  "2015-07-04 10:31:00" },
  { height:  545998 , difficulty:  800794 , date:  "2015-07-04 10:33:26" },
  { height:  545999 , difficulty:  800927 , date:  "2015-07-04 10:33:40" },
  { height:  546000 , difficulty:  802282 , date:  "2015-07-04 10:34:47" },
  { height:  546001 , difficulty:  805323 , date:  "2015-07-04 10:34:51" },
  { height:  546002 , difficulty:  805626 , date:  "2015-07-04 10:36:03" },
  { height:  546003 , difficulty:  802890 , date:  "2015-07-04 10:36:54" },
  { height:  546004 , difficulty:  801660 , date:  "2015-07-04 10:37:30" },
  { height:  546005 , difficulty:  801875 , date:  "2015-07-04 10:37:59" },
  { height:  546006 , difficulty:  799288 , date:  "2015-07-04 10:39:25" },
  { height:  546007 , difficulty:  800520 , date:  "2015-07-04 10:39:29" },
  { height:  546008 , difficulty:  800230 , date:  "2015-07-04 10:40:36" },
  { height:  546009 , difficulty:  798908 , date:  "2015-07-04 10:40:45" },
  { height:  546010 , difficulty:  797631 , date:  "2015-07-04 10:42:55" },
  { height:  546011 , difficulty:  800653 , date:  "2015-07-04 10:43:06" },
  { height:  546012 , difficulty:  800666 , date:  "2015-07-04 10:44:16" },
  { height:  546013 , difficulty:  801924 , date:  "2015-07-04 10:45:08" },
  { height:  546014 , difficulty:  804956 , date:  "2015-07-04 10:45:18" },
  { height:  546015 , difficulty:  801252 , date:  "2015-07-04 10:46:47" },
  { height:  546016 , difficulty:  806513 , date:  "2015-07-04 10:47:31" },
  { height:  546017 , difficulty:  806097 , date:  "2015-07-04 10:49:09" },
  { height:  546018 , difficulty:  799836 , date:  "2015-07-04 10:49:34" },
  { height:  546019 , difficulty:  802880 , date:  "2015-07-04 10:50:05" },
  { height:  546020 , difficulty:  803664 , date:  "2015-07-04 10:51:18" },
  { height:  546021 , difficulty:  803344 , date:  "2015-07-04 10:52:21" },
  { height:  546022 , difficulty:  804459 , date:  "2015-07-04 10:53:15" },
  { height:  546023 , difficulty:  803569 , date:  "2015-07-04 10:54:55" },
  { height:  546024 , difficulty:  802746 , date:  "2015-07-04 10:57:45" },
  { height:  546025 , difficulty:  813423 , date:  "2015-07-04 10:59:23" },
  { height:  546026 , difficulty:  813068 , date:  "2015-07-04 11:01:29" },
  { height:  546027 , difficulty:  818826 , date:  "2015-07-04 11:02:15" },
  { height:  546028 , difficulty:  818488 , date:  "2015-07-04 11:02:26" },
  { height:  546029 , difficulty:  828123 , date:  "2015-07-04 11:02:39" },
  { height:  546030 , difficulty:  839644 , date:  "2015-07-04 11:02:48" },
  { height:  546031 , difficulty:  841220 , date:  "2015-07-04 11:04:21" },
  { height:  546032 , difficulty:  839345 , date:  "2015-07-04 11:07:14" },
  { height:  546033 , difficulty:  841888 , date:  "2015-07-04 11:08:38" },
  { height:  546034 , difficulty:  842306 , date:  "2015-07-04 11:12:47" },
  { height:  546035 , difficulty:  840341 , date:  "2015-07-04 11:13:22" },
  { height:  546036 , difficulty:  840526 , date:  "2015-07-04 11:15:00" },
  { height:  546037 , difficulty:  841506 , date:  "2015-07-04 11:15:05" },
  { height:  546038 , difficulty:  842411 , date:  "2015-07-04 11:16:19" },
  { height:  546039 , difficulty:  842557 , date:  "2015-07-04 11:16:26" },
  { height:  546040 , difficulty:  840661 , date:  "2015-07-04 11:17:00" },
  { height:  546041 , difficulty:  841251 , date:  "2015-07-04 11:16:58" },
  { height:  546042 , difficulty:  840715 , date:  "2015-07-04 11:18:00" },
  { height:  546043 , difficulty:  837730 , date:  "2015-07-04 11:19:23" },
  { height:  546044 , difficulty:  838005 , date:  "2015-07-04 11:21:14" },
  { height:  546045 , difficulty:  838177 , date:  "2015-07-04 11:21:17" },
  { height:  546046 , difficulty:  842797 , date:  "2015-07-04 11:22:13" },
  { height:  546047 , difficulty:  844626 , date:  "2015-07-04 11:22:16" },
  { height:  546048 , difficulty:  842862 , date:  "2015-07-04 11:22:40" },
  { height:  546049 , difficulty:  841468 , date:  "2015-07-04 11:24:39" },
  { height:  546050 , difficulty:  842223 , date:  "2015-07-04 11:24:45" },
  { height:  546051 , difficulty:  841340 , date:  "2015-07-04 11:24:52" },
  { height:  546052 , difficulty:  840419 , date:  "2015-07-04 11:27:48" },
  { height:  546053 , difficulty:  842253 , date:  "2015-07-04 11:28:07" },
  { height:  546054 , difficulty:  841623 , date:  "2015-07-04 11:31:26" },
  { height:  546055 , difficulty:  843116 , date:  "2015-07-04 11:31:37" },
  { height:  546056 , difficulty:  842139 , date:  "2015-07-04 11:32:04" },
  { height:  546057 , difficulty:  841708 , date:  "2015-07-04 11:32:37" },
  { height:  546058 , difficulty:  841778 , date:  "2015-07-04 11:32:44" },
  { height:  546059 , difficulty:  841430 , date:  "2015-07-04 11:34:35" },
  { height:  546060 , difficulty:  841336 , date:  "2015-07-04 11:35:04" },
  { height:  546061 , difficulty:  841030 , date:  "2015-07-04 11:35:30" },
  { height:  546062 , difficulty:  841405 , date:  "2015-07-04 11:36:00" },
  { height:  546063 , difficulty:  836755 , date:  "2015-07-04 11:37:16" },
  { height:  546064 , difficulty:  838703 , date:  "2015-07-04 11:37:24" },
  { height:  546065 , difficulty:  838463 , date:  "2015-07-04 11:37:37" },
  { height:  546066 , difficulty:  839992 , date:  "2015-07-04 11:40:29" },
  { height:  546067 , difficulty:  840372 , date:  "2015-07-04 11:40:35" },
  { height:  546068 , difficulty:  833910 , date:  "2015-07-04 11:40:45" },
  { height:  546069 , difficulty:  834058 , date:  "2015-07-04 11:41:38" },
  { height:  546070 , difficulty:  831217 , date:  "2015-07-04 11:43:19" },
  { height:  546071 , difficulty:  826221 , date:  "2015-07-04 11:44:02" },
  { height:  546072 , difficulty:  826197 , date:  "2015-07-04 11:46:12" },
  { height:  546073 , difficulty:  829643 , date:  "2015-07-04 11:46:18" },
  { height:  546074 , difficulty:  827996 , date:  "2015-07-04 11:46:42" },
  { height:  546075 , difficulty:  833760 , date:  "2015-07-04 11:46:44" },
  { height:  546076 , difficulty:  832259 , date:  "2015-07-04 11:49:46" },
  { height:  546077 , difficulty:  835177 , date:  "2015-07-04 11:50:35" },
  { height:  546078 , difficulty:  833602 , date:  "2015-07-04 11:51:11" },
  { height:  546079 , difficulty:  832412 , date:  "2015-07-04 11:51:12" },
  { height:  546080 , difficulty:  833294 , date:  "2015-07-04 11:51:39" },
  { height:  546081 , difficulty:  833376 , date:  "2015-07-04 11:52:21" },
  { height:  546082 , difficulty:  834300 , date:  "2015-07-04 11:52:25" },
  { height:  546083 , difficulty:  834407 , date:  "2015-07-04 11:52:32" },
  { height:  546084 , difficulty:  834384 , date:  "2015-07-04 11:53:13" },
  { height:  546085 , difficulty:  834385 , date:  "2015-07-04 11:54:59" },
  { height:  546086 , difficulty:  833024 , date:  "2015-07-04 11:58:25" },
  { height:  546087 , difficulty:  833695 , date:  "2015-07-04 11:59:03" },
  { height:  546088 , difficulty:  832139 , date:  "2015-07-04 12:00:44" },
  { height:  546089 , difficulty:  831866 , date:  "2015-07-04 12:00:50" },
  { height:  546090 , difficulty:  831986 , date:  "2015-07-04 12:01:49" },
  { height:  546091 , difficulty:  830163 , date:  "2015-07-04 12:02:47" },
  { height:  546092 , difficulty:  829453 , date:  "2015-07-04 12:07:12" },
  { height:  546093 , difficulty:  829632 , date:  "2015-07-04 12:08:57" },
  { height:  546094 , difficulty:  829518 , date:  "2015-07-04 12:09:19" },
  { height:  546095 , difficulty:  829516 , date:  "2015-07-04 12:11:22" },
  { height:  546096 , difficulty:  832644 , date:  "2015-07-04 12:11:29" },
  { height:  546097 , difficulty:  832003 , date:  "2015-07-04 12:15:42" },
  { height:  546098 , difficulty:  831595 , date:  "2015-07-04 12:16:13" },
  { height:  546099 , difficulty:  829815 , date:  "2015-07-04 12:17:23" },
  { height:  546100 , difficulty:  825828 , date:  "2015-07-04 12:17:43" },
  { height:  546101 , difficulty:  823555 , date:  "2015-07-04 12:17:48" },
  { height:  546102 , difficulty:  820747 , date:  "2015-07-04 12:17:56" },
  { height:  546103 , difficulty:  820127 , date:  "2015-07-04 12:19:10" },
  { height:  546104 , difficulty:  820173 , date:  "2015-07-04 12:20:02" },
  { height:  546105 , difficulty:  820255 , date:  "2015-07-04 12:20:59" },
  { height:  546106 , difficulty:  820597 , date:  "2015-07-04 12:21:14" },
  { height:  546107 , difficulty:  820226 , date:  "2015-07-04 12:22:31" },
  { height:  546108 , difficulty:  817802 , date:  "2015-07-04 12:23:07" },
  { height:  546109 , difficulty:  819652 , date:  "2015-07-04 12:25:22" },
  { height:  546110 , difficulty:  814089 , date:  "2015-07-04 12:26:14" },
  { height:  546111 , difficulty:  813626 , date:  "2015-07-04 12:28:44" },
  { height:  546112 , difficulty:  813479 , date:  "2015-07-04 12:30:04" },
  { height:  546113 , difficulty:  815552 , date:  "2015-07-04 12:30:58" },
  { height:  546114 , difficulty:  814386 , date:  "2015-07-04 12:31:09" },
  { height:  546115 , difficulty:  814877 , date:  "2015-07-04 12:31:12" },
  { height:  546116 , difficulty:  814464 , date:  "2015-07-04 12:31:18" },
  { height:  546117 , difficulty:  815003 , date:  "2015-07-04 12:32:47" },
  { height:  546118 , difficulty:  816775 , date:  "2015-07-04 12:35:24" },
  { height:  546119 , difficulty:  817174 , date:  "2015-07-04 12:37:19" },
  { height:  546120 , difficulty:  817842 , date:  "2015-07-04 12:37:42" },
  { height:  546121 , difficulty:  817997 , date:  "2015-07-04 12:38:15" },
  { height:  546122 , difficulty:  817672 , date:  "2015-07-04 12:38:58" },
  { height:  546123 , difficulty:  822965 , date:  "2015-07-04 12:39:53" },
  { height:  546124 , difficulty:  826766 , date:  "2015-07-04 12:40:35" },
  { height:  546125 , difficulty:  824207 , date:  "2015-07-04 12:41:04" },
  { height:  546126 , difficulty:  824914 , date:  "2015-07-04 12:41:42" },
  { height:  546127 , difficulty:  827844 , date:  "2015-07-04 12:43:23" },
  { height:  546128 , difficulty:  823758 , date:  "2015-07-04 12:43:56" },
  { height:  546129 , difficulty:  823595 , date:  "2015-07-04 12:44:33" },
  { height:  546130 , difficulty:  820766 , date:  "2015-07-04 12:44:38" },
  { height:  546131 , difficulty:  821689 , date:  "2015-07-04 12:46:50" },
  { height:  546132 , difficulty:  821797 , date:  "2015-07-04 12:47:17" },
  { height:  546133 , difficulty:  821262 , date:  "2015-07-04 12:49:02" },
  { height:  546134 , difficulty:  823688 , date:  "2015-07-04 12:49:27" },
  { height:  546135 , difficulty:  821840 , date:  "2015-07-04 12:49:57" },
  { height:  546136 , difficulty:  821452 , date:  "2015-07-04 12:50:02" },
  { height:  546137 , difficulty:  823474 , date:  "2015-07-04 12:50:34" },
  { height:  546138 , difficulty:  823225 , date:  "2015-07-04 12:51:34" },
  { height:  546139 , difficulty:  821782 , date:  "2015-07-04 12:51:40" },
  { height:  546140 , difficulty:  821950 , date:  "2015-07-04 12:51:47" },
  { height:  546141 , difficulty:  823622 , date:  "2015-07-04 12:55:14" },
  { height:  546142 , difficulty:  819831 , date:  "2015-07-04 12:56:19" },
  { height:  546143 , difficulty:  824237 , date:  "2015-07-04 13:01:02" },
  { height:  546144 , difficulty:  825722 , date:  "2015-07-04 13:01:06" },
  { height:  546145 , difficulty:  824976 , date:  "2015-07-04 13:05:08" },
  { height:  546146 , difficulty:  825190 , date:  "2015-07-04 13:11:58" },
  { height:  546147 , difficulty:  825767 , date:  "2015-07-04 13:12:02" },
  { height:  546148 , difficulty:  823297 , date:  "2015-07-04 13:18:20" },
  { height:  546149 , difficulty:  823881 , date:  "2015-07-04 13:19:47" },
  { height:  546150 , difficulty:  823749 , date:  "2015-07-04 13:22:17" },
  { height:  546151 , difficulty:  824177 , date:  "2015-07-04 13:23:44" },
  { height:  546152 , difficulty:  822109 , date:  "2015-07-04 13:25:47" },
  { height:  546153 , difficulty:  822021 , date:  "2015-07-04 13:28:40" },
  { height:  546154 , difficulty:  821830 , date:  "2015-07-04 13:28:57" },
  { height:  546155 , difficulty:  822054 , date:  "2015-07-04 13:30:11" },
  { height:  546156 , difficulty:  822721 , date:  "2015-07-04 13:34:02" },
  { height:  546157 , difficulty:  822110 , date:  "2015-07-04 13:34:35" },
  { height:  546158 , difficulty:  825482 , date:  "2015-07-04 13:37:06" },
  { height:  546159 , difficulty:  827508 , date:  "2015-07-04 13:40:43" },
  { height:  546160 , difficulty:  826806 , date:  "2015-07-04 13:41:51" },
  { height:  546161 , difficulty:  825558 , date:  "2015-07-04 13:42:09" },
  { height:  546162 , difficulty:  822836 , date:  "2015-07-04 13:42:16" },
  { height:  546163 , difficulty:  822952 , date:  "2015-07-04 13:42:25" },
  { height:  546164 , difficulty:  821664 , date:  "2015-07-04 13:42:48" },
  { height:  546165 , difficulty:  822309 , date:  "2015-07-04 13:44:10" },
  { height:  546166 , difficulty:  823590 , date:  "2015-07-04 13:44:39" },
  { height:  546167 , difficulty:  824700 , date:  "2015-07-04 13:45:19" },
  { height:  546168 , difficulty:  821847 , date:  "2015-07-04 13:45:47" },
  { height:  546169 , difficulty:  820821 , date:  "2015-07-04 13:46:13" },
  { height:  546170 , difficulty:  821630 , date:  "2015-07-04 13:46:51" },
  { height:  546171 , difficulty:  819483 , date:  "2015-07-04 13:48:21" },
  { height:  546172 , difficulty:  824513 , date:  "2015-07-04 13:49:55" },
  { height:  546173 , difficulty:  818798 , date:  "2015-07-04 13:50:52" },
  { height:  546174 , difficulty:  820898 , date:  "2015-07-04 13:51:24" },
  { height:  546175 , difficulty:  819658 , date:  "2015-07-04 13:51:41" },
  { height:  546176 , difficulty:  823197 , date:  "2015-07-04 13:51:46" },
  { height:  546177 , difficulty:  823676 , date:  "2015-07-04 13:52:40" },
  { height:  546178 , difficulty:  823978 , date:  "2015-07-04 13:52:49" },
  { height:  546179 , difficulty:  825018 , date:  "2015-07-04 13:53:52" },
  { height:  546180 , difficulty:  823915 , date:  "2015-07-04 13:54:28" },
  { height:  546181 , difficulty:  827861 , date:  "2015-07-04 13:55:01" },
  { height:  546182 , difficulty:  828953 , date:  "2015-07-04 13:55:37" },
  { height:  546183 , difficulty:  828556 , date:  "2015-07-04 13:57:05" },
  { height:  546184 , difficulty:  827909 , date:  "2015-07-04 13:57:20" },
  { height:  546185 , difficulty:  825888 , date:  "2015-07-04 13:58:47" },
  { height:  546186 , difficulty:  828680 , date:  "2015-07-04 13:59:24" },
  { height:  546187 , difficulty:  827163 , date:  "2015-07-04 14:01:02" },
  { height:  546188 , difficulty:  826489 , date:  "2015-07-04 14:01:05" },
  { height:  546189 , difficulty:  825793 , date:  "2015-07-04 14:02:18" },
  { height:  546190 , difficulty:  826699 , date:  "2015-07-04 14:04:21" },
  { height:  546191 , difficulty:  827335 , date:  "2015-07-04 14:06:25" },
  { height:  546192 , difficulty:  828458 , date:  "2015-07-04 14:06:36" },
  { height:  546193 , difficulty:  827650 , date:  "2015-07-04 14:07:43" },
  { height:  546194 , difficulty:  827246 , date:  "2015-07-04 14:09:13" },
  { height:  546195 , difficulty:  824653 , date:  "2015-07-04 14:11:03" },
  { height:  546196 , difficulty:  824715 , date:  "2015-07-04 14:14:18" },
  { height:  546197 , difficulty:  827486 , date:  "2015-07-04 14:14:20" },
  { height:  546198 , difficulty:  826831 , date:  "2015-07-04 14:15:24" },
  { height:  546199 , difficulty:  825650 , date:  "2015-07-04 14:15:26" },
  { height:  546200 , difficulty:  825146 , date:  "2015-07-04 14:16:36" },
  { height:  546201 , difficulty:  824810 , date:  "2015-07-04 14:17:03" },
  { height:  546202 , difficulty:  824305 , date:  "2015-07-04 14:17:12" },
  { height:  546203 , difficulty:  822120 , date:  "2015-07-04 14:17:22" },
  { height:  546204 , difficulty:  822006 , date:  "2015-07-04 14:18:16" },
  { height:  546205 , difficulty:  822694 , date:  "2015-07-04 14:20:15" },
  { height:  546206 , difficulty:  823063 , date:  "2015-07-04 14:20:21" },
  { height:  546207 , difficulty:  820245 , date:  "2015-07-04 14:21:16" },
  { height:  546208 , difficulty:  821488 , date:  "2015-07-04 14:21:52" },
  { height:  546209 , difficulty:  820514 , date:  "2015-07-04 14:24:37" },
  { height:  546210 , difficulty:  820155 , date:  "2015-07-04 14:25:14" },
  { height:  546211 , difficulty:  821317 , date:  "2015-07-04 14:25:27" },
  { height:  546212 , difficulty:  821362 , date:  "2015-07-04 14:30:12" },
  { height:  546213 , difficulty:  821799 , date:  "2015-07-04 14:31:51" },
  { height:  546214 , difficulty:  821532 , date:  "2015-07-04 14:31:55" },
  { height:  546215 , difficulty:  826860 , date:  "2015-07-04 14:32:17" },
  { height:  546216 , difficulty:  827274 , date:  "2015-07-04 14:32:21" },
  { height:  546217 , difficulty:  822888 , date:  "2015-07-04 14:32:34" },
  { height:  546218 , difficulty:  824174 , date:  "2015-07-04 14:32:52" },
  { height:  546219 , difficulty:  819951 , date:  "2015-07-04 14:35:08" },
  { height:  546220 , difficulty:  820229 , date:  "2015-07-04 14:35:33" },
  { height:  546221 , difficulty:  814665 , date:  "2015-07-04 14:35:43" },
  { height:  546222 , difficulty:  805338 , date:  "2015-07-04 14:36:18" },
  { height:  546223 , difficulty:  807250 , date:  "2015-07-04 14:36:25" },
  { height:  546224 , difficulty:  800044 , date:  "2015-07-04 14:36:31" },
  { height:  546225 , difficulty:  798519 , date:  "2015-07-04 14:38:01" },
  { height:  546226 , difficulty:  797043 , date:  "2015-07-04 14:38:12" },
  { height:  546227 , difficulty:  795410 , date:  "2015-07-04 14:38:15" },
  { height:  546228 , difficulty:  792968 , date:  "2015-07-04 14:40:02" },
  { height:  546229 , difficulty:  789948 , date:  "2015-07-04 14:40:16" },
  { height:  546230 , difficulty:  795631 , date:  "2015-07-04 14:41:37" },
  { height:  546231 , difficulty:  794649 , date:  "2015-07-04 14:41:41" },
  { height:  546232 , difficulty:  790249 , date:  "2015-07-04 14:42:56" },
  { height:  546233 , difficulty:  790515 , date:  "2015-07-04 14:43:39" },
  { height:  546234 , difficulty:  790319 , date:  "2015-07-04 14:43:58" },
  { height:  546235 , difficulty:  786691 , date:  "2015-07-04 14:44:36" },
  { height:  546236 , difficulty:  785918 , date:  "2015-07-04 14:46:13" },
  { height:  546237 , difficulty:  786054 , date:  "2015-07-04 14:46:23" },
  { height:  546238 , difficulty:  787254 , date:  "2015-07-04 14:48:55" },
  { height:  546239 , difficulty:  787257 , date:  "2015-07-04 14:51:13" },
  { height:  546240 , difficulty:  787081 , date:  "2015-07-04 14:53:04" },
  { height:  546241 , difficulty:  786197 , date:  "2015-07-04 14:53:29" },
  { height:  546242 , difficulty:  786248 , date:  "2015-07-04 14:54:02" },
  { height:  546243 , difficulty:  786969 , date:  "2015-07-04 14:54:07" },
  { height:  546244 , difficulty:  787110 , date:  "2015-07-04 14:54:15" },
  { height:  546245 , difficulty:  789411 , date:  "2015-07-04 14:54:35" },
  { height:  546246 , difficulty:  789667 , date:  "2015-07-04 14:55:11" },
  { height:  546247 , difficulty:  790814 , date:  "2015-07-04 14:56:13" },
  { height:  546248 , difficulty:  789562 , date:  "2015-07-04 14:58:12" },
  { height:  546249 , difficulty:  788788 , date:  "2015-07-04 14:59:15" },
  { height:  546250 , difficulty:  790654 , date:  "2015-07-04 15:02:14" },
  { height:  546251 , difficulty:  792816 , date:  "2015-07-04 15:02:52" },
  { height:  546252 , difficulty:  793263 , date:  "2015-07-04 15:03:03" },
  { height:  546253 , difficulty:  794026 , date:  "2015-07-04 15:04:45" },
  { height:  546254 , difficulty:  795288 , date:  "2015-07-04 15:04:51" },
  { height:  546255 , difficulty:  794313 , date:  "2015-07-04 15:04:53" },
  { height:  546256 , difficulty:  797570 , date:  "2015-07-04 15:05:45" },
  { height:  546257 , difficulty:  801854 , date:  "2015-07-04 15:06:09" },
  { height:  546258 , difficulty:  801218 , date:  "2015-07-04 15:06:12" },
  { height:  546259 , difficulty:  800236 , date:  "2015-07-04 15:06:39" },
  { height:  546260 , difficulty:  802183 , date:  "2015-07-04 15:06:58" },
  { height:  546261 , difficulty:  802729 , date:  "2015-07-04 15:07:06" },
  { height:  546262 , difficulty:  802180 , date:  "2015-07-04 15:07:47" },
  { height:  546263 , difficulty:  800417 , date:  "2015-07-04 15:08:28" },
  { height:  546264 , difficulty:  806555 , date:  "2015-07-04 15:08:47" },
  { height:  546265 , difficulty:  805629 , date:  "2015-07-04 15:09:16" },
  { height:  546266 , difficulty:  803323 , date:  "2015-07-04 15:10:42" },
  { height:  546267 , difficulty:  803720 , date:  "2015-07-04 15:15:04" },
  { height:  546268 , difficulty:  805136 , date:  "2015-07-04 15:15:05" },
  { height:  546269 , difficulty:  806763 , date:  "2015-07-04 15:15:42" },
  { height:  546270 , difficulty:  808277 , date:  "2015-07-04 15:16:37" },
  { height:  546271 , difficulty:  808996 , date:  "2015-07-04 15:19:10" },
  { height:  546272 , difficulty:  804672 , date:  "2015-07-04 15:19:15" },
  { height:  546273 , difficulty:  805438 , date:  "2015-07-04 15:19:50" },
  { height:  546274 , difficulty:  808896 , date:  "2015-07-04 15:22:05" },
  { height:  546275 , difficulty:  809497 , date:  "2015-07-04 15:23:57" },
  { height:  546276 , difficulty:  810116 , date:  "2015-07-04 15:26:01" },
  { height:  546277 , difficulty:  810640 , date:  "2015-07-04 15:29:17" },
  { height:  546278 , difficulty:  812598 , date:  "2015-07-04 15:29:35" },
  { height:  546279 , difficulty:  812529 , date:  "2015-07-04 15:31:19" },
  { height:  546280 , difficulty:  811917 , date:  "2015-07-04 15:31:21" },
  { height:  546281 , difficulty:  811987 , date:  "2015-07-04 15:32:38" },
  { height:  546282 , difficulty:  812152 , date:  "2015-07-04 15:35:16" },
  { height:  546283 , difficulty:  811021 , date:  "2015-07-04 15:38:56" },
  { height:  546284 , difficulty:  811157 , date:  "2015-07-04 15:39:23" },
  { height:  546285 , difficulty:  808139 , date:  "2015-07-04 15:41:08" },
  { height:  546286 , difficulty:  807620 , date:  "2015-07-04 15:42:00" },
  { height:  546287 , difficulty:  807895 , date:  "2015-07-04 15:44:37" },
  { height:  546288 , difficulty:  801736 , date:  "2015-07-04 15:45:11" },
  { height:  546289 , difficulty:  800402 , date:  "2015-07-04 15:48:48" },
  { height:  546290 , difficulty:  801352 , date:  "2015-07-04 15:50:00" },
  { height:  546291 , difficulty:  801130 , date:  "2015-07-04 15:50:27" },
  { height:  546292 , difficulty:  803447 , date:  "2015-07-04 15:50:28" },
  { height:  546293 , difficulty:  803486 , date:  "2015-07-04 15:51:07" },
  { height:  546294 , difficulty:  806989 , date:  "2015-07-04 15:52:00" },
  { height:  546295 , difficulty:  804029 , date:  "2015-07-04 15:52:51" },
  { height:  546296 , difficulty:  804822 , date:  "2015-07-04 15:53:14" },
  { height:  546297 , difficulty:  806915 , date:  "2015-07-04 15:53:15" },
  { height:  546298 , difficulty:  806985 , date:  "2015-07-04 15:53:21" },
  { height:  546299 , difficulty:  807847 , date:  "2015-07-04 15:54:09" },
  { height:  546300 , difficulty:  813702 , date:  "2015-07-04 15:54:25" },
  { height:  546301 , difficulty:  811790 , date:  "2015-07-04 15:55:32" },
  { height:  546302 , difficulty:  815566 , date:  "2015-07-04 15:56:25" },
  { height:  546303 , difficulty:  816728 , date:  "2015-07-04 15:57:06" },
  { height:  546304 , difficulty:  815518 , date:  "2015-07-04 15:59:03" },
  { height:  546305 , difficulty:  816433 , date:  "2015-07-04 16:00:31" },
  { height:  546306 , difficulty:  820322 , date:  "2015-07-04 16:00:37" },
  { height:  546307 , difficulty:  820762 , date:  "2015-07-04 16:01:25" },
  { height:  546308 , difficulty:  819760 , date:  "2015-07-04 16:02:00" },
  { height:  546309 , difficulty:  819453 , date:  "2015-07-04 16:02:05" },
  { height:  546310 , difficulty:  827260 , date:  "2015-07-04 16:02:46" },
  { height:  546311 , difficulty:  826486 , date:  "2015-07-04 16:03:12" },
  { height:  546312 , difficulty:  824491 , date:  "2015-07-04 16:04:16" },
  { height:  546313 , difficulty:  824747 , date:  "2015-07-04 16:04:18" },
  { height:  546314 , difficulty:  822069 , date:  "2015-07-04 16:04:18" },
  { height:  546315 , difficulty:  825701 , date:  "2015-07-04 16:05:04" },
  { height:  546316 , difficulty:  824486 , date:  "2015-07-04 16:07:46" },
  { height:  546317 , difficulty:  824718 , date:  "2015-07-04 16:07:52" },
  { height:  546318 , difficulty:  824518 , date:  "2015-07-04 16:09:43" },
  { height:  546319 , difficulty:  824776 , date:  "2015-07-04 16:10:01" },
  { height:  546320 , difficulty:  825251 , date:  "2015-07-04 16:12:48" },
  { height:  546321 , difficulty:  826041 , date:  "2015-07-04 16:12:57" },
  { height:  546322 , difficulty:  826229 , date:  "2015-07-04 16:16:28" },
  { height:  546323 , difficulty:  826398 , date:  "2015-07-04 16:16:30" },
  { height:  546324 , difficulty:  825356 , date:  "2015-07-04 16:17:37" },
  { height:  546325 , difficulty:  824047 , date:  "2015-07-04 16:17:39" },
  { height:  546326 , difficulty:  820759 , date:  "2015-07-04 16:17:54" },
  { height:  546327 , difficulty:  822826 , date:  "2015-07-04 16:20:00" },
  { height:  546328 , difficulty:  825146 , date:  "2015-07-04 16:20:04" },
  { height:  546329 , difficulty:  831214 , date:  "2015-07-04 16:21:45" },
  { height:  546330 , difficulty:  833687 , date:  "2015-07-04 16:21:56" },
  { height:  546331 , difficulty:  834933 , date:  "2015-07-04 16:22:44" },
  { height:  546332 , difficulty:  833846 , date:  "2015-07-04 16:22:47" },
  { height:  546333 , difficulty:  834526 , date:  "2015-07-04 16:23:18" },
  { height:  546334 , difficulty:  835899 , date:  "2015-07-04 16:24:48" },
  { height:  546335 , difficulty:  836233 , date:  "2015-07-04 16:26:56" },
  { height:  546336 , difficulty:  836150 , date:  "2015-07-04 16:29:28" },
  { height:  546337 , difficulty:  837162 , date:  "2015-07-04 16:29:41" },
  { height:  546338 , difficulty:  836510 , date:  "2015-07-04 16:31:21" },
  { height:  546339 , difficulty:  838287 , date:  "2015-07-04 16:31:25" },
  { height:  546340 , difficulty:  838069 , date:  "2015-07-04 16:32:22" },
  { height:  546341 , difficulty:  838000 , date:  "2015-07-04 16:32:35" },
  { height:  546342 , difficulty:  839943 , date:  "2015-07-04 16:32:51" },
  { height:  546343 , difficulty:  836609 , date:  "2015-07-04 16:33:28" },
  { height:  546344 , difficulty:  838305 , date:  "2015-07-04 16:34:57" },
  { height:  546345 , difficulty:  838069 , date:  "2015-07-04 16:34:59" },
  { height:  546346 , difficulty:  838836 , date:  "2015-07-04 16:37:44" },
  { height:  546347 , difficulty:  836472 , date:  "2015-07-04 16:37:46" },
  { height:  546348 , difficulty:  840933 , date:  "2015-07-04 16:38:37" },
  { height:  546349 , difficulty:  840761 , date:  "2015-07-04 16:38:34" },
  { height:  546350 , difficulty:  838955 , date:  "2015-07-04 16:43:49" },
  { height:  546351 , difficulty:  838203 , date:  "2015-07-04 16:44:15" },
  { height:  546352 , difficulty:  835772 , date:  "2015-07-04 16:45:23" },
  { height:  546353 , difficulty:  831470 , date:  "2015-07-04 16:45:27" },
  { height:  546354 , difficulty:  831721 , date:  "2015-07-04 16:46:04" },
  { height:  546355 , difficulty:  830188 , date:  "2015-07-04 16:46:11" },
  { height:  546356 , difficulty:  832686 , date:  "2015-07-04 16:50:19" },
  { height:  546357 , difficulty:  831665 , date:  "2015-07-04 16:51:00" },
  { height:  546358 , difficulty:  831010 , date:  "2015-07-04 16:51:44" },
  { height:  546359 , difficulty:  825870 , date:  "2015-07-04 16:53:01" },
  { height:  546360 , difficulty:  828072 , date:  "2015-07-04 16:53:48" },
  { height:  546361 , difficulty:  825769 , date:  "2015-07-04 16:54:14" },
  { height:  546362 , difficulty:  827112 , date:  "2015-07-04 16:54:29" },
  { height:  546363 , difficulty:  824858 , date:  "2015-07-04 16:55:34" },
  { height:  546364 , difficulty:  824187 , date:  "2015-07-04 16:56:45" },
  { height:  546365 , difficulty:  819747 , date:  "2015-07-04 16:56:51" },
  { height:  546366 , difficulty:  819914 , date:  "2015-07-04 16:57:00" },
  { height:  546367 , difficulty:  819414 , date:  "2015-07-04 16:57:14" },
  { height:  546368 , difficulty:  819585 , date:  "2015-07-04 16:58:01" },
  { height:  546369 , difficulty:  819800 , date:  "2015-07-04 16:58:38" },
  { height:  546370 , difficulty:  819402 , date:  "2015-07-04 16:58:54" },
  { height:  546371 , difficulty:  818427 , date:  "2015-07-04 17:01:42" },
  { height:  546372 , difficulty:  818704 , date:  "2015-07-04 17:02:15" },
  { height:  546373 , difficulty:  820356 , date:  "2015-07-04 17:04:34" },
  { height:  546374 , difficulty:  820421 , date:  "2015-07-04 17:04:59" },
  { height:  546375 , difficulty:  819918 , date:  "2015-07-04 17:06:47" },
  { height:  546376 , difficulty:  820027 , date:  "2015-07-04 17:06:58" },
  { height:  546377 , difficulty:  821772 , date:  "2015-07-04 17:09:03" },
  { height:  546378 , difficulty:  821841 , date:  "2015-07-04 17:09:39" },
  { height:  546379 , difficulty:  822556 , date:  "2015-07-04 17:09:50" },
  { height:  546380 , difficulty:  822102 , date:  "2015-07-04 17:12:17" },
  { height:  546381 , difficulty:  820510 , date:  "2015-07-04 17:12:39" },
  { height:  546382 , difficulty:  821499 , date:  "2015-07-04 17:13:11" },
  { height:  546383 , difficulty:  821182 , date:  "2015-07-04 17:13:55" },
  { height:  546384 , difficulty:  820984 , date:  "2015-07-04 17:14:58" },
  { height:  546385 , difficulty:  825845 , date:  "2015-07-04 17:15:12" },
  { height:  546386 , difficulty:  826604 , date:  "2015-07-04 17:16:06" },
  { height:  546387 , difficulty:  826253 , date:  "2015-07-04 17:17:56" },
  { height:  546388 , difficulty:  826905 , date:  "2015-07-04 17:18:30" },
  { height:  546389 , difficulty:  827151 , date:  "2015-07-04 17:22:36" },
  { height:  546390 , difficulty:  827368 , date:  "2015-07-04 17:22:42" },
  { height:  546391 , difficulty:  829240 , date:  "2015-07-04 17:22:53" },
  { height:  546392 , difficulty:  825544 , date:  "2015-07-04 17:24:41" },
  { height:  546393 , difficulty:  826970 , date:  "2015-07-04 17:25:19" },
  { height:  546394 , difficulty:  824582 , date:  "2015-07-04 17:25:31" },
  { height:  546395 , difficulty:  826628 , date:  "2015-07-04 17:25:47" },
  { height:  546396 , difficulty:  823241 , date:  "2015-07-04 17:25:52" },
  { height:  546397 , difficulty:  823942 , date:  "2015-07-04 17:25:54" },
  { height:  546398 , difficulty:  819538 , date:  "2015-07-04 17:26:15" },
  { height:  546399 , difficulty:  821798 , date:  "2015-07-04 17:26:48" },
  { height:  546400 , difficulty:  820554 , date:  "2015-07-04 17:28:31" },
  { height:  546401 , difficulty:  821271 , date:  "2015-07-04 17:29:23" },
  { height:  546402 , difficulty:  821247 , date:  "2015-07-04 17:30:42" },
  { height:  546403 , difficulty:  819587 , date:  "2015-07-04 17:32:25" },
  { height:  546404 , difficulty:  819753 , date:  "2015-07-04 17:33:40" },
  { height:  546405 , difficulty:  818079 , date:  "2015-07-04 17:36:30" },
  { height:  546406 , difficulty:  820156 , date:  "2015-07-04 17:36:58" },
  { height:  546407 , difficulty:  821273 , date:  "2015-07-04 17:41:15" },
  { height:  546408 , difficulty:  822388 , date:  "2015-07-04 17:41:30" },
  { height:  546409 , difficulty:  821960 , date:  "2015-07-04 17:42:33" },
  { height:  546410 , difficulty:  820615 , date:  "2015-07-04 17:43:30" },
  { height:  546411 , difficulty:  818124 , date:  "2015-07-04 17:44:03" },
  { height:  546412 , difficulty:  815788 , date:  "2015-07-04 17:45:33" },
  { height:  546413 , difficulty:  816634 , date:  "2015-07-04 17:45:58" },
  { height:  546414 , difficulty:  816240 , date:  "2015-07-04 17:48:07" },
  { height:  546415 , difficulty:  817442 , date:  "2015-07-04 17:48:38" },
  { height:  546416 , difficulty:  816512 , date:  "2015-07-04 17:48:44" },
  { height:  546417 , difficulty:  816446 , date:  "2015-07-04 17:49:37" },
  { height:  546418 , difficulty:  817367 , date:  "2015-07-04 17:50:00" },
  { height:  546419 , difficulty:  816855 , date:  "2015-07-04 17:50:42" },
  { height:  546420 , difficulty:  817820 , date:  "2015-07-04 17:50:46" },
  { height:  546421 , difficulty:  818081 , date:  "2015-07-04 17:52:59" },
  { height:  546422 , difficulty:  814477 , date:  "2015-07-04 17:54:49" },
  { height:  546423 , difficulty:  814969 , date:  "2015-07-04 17:54:55" },
  { height:  546424 , difficulty:  814215 , date:  "2015-07-04 17:55:25" },
  { height:  546425 , difficulty:  814784 , date:  "2015-07-04 17:55:27" },
  { height:  546426 , difficulty:  808623 , date:  "2015-07-04 17:57:20" },
  { height:  546427 , difficulty:  808286 , date:  "2015-07-04 17:58:16" },
  { height:  546428 , difficulty:  807465 , date:  "2015-07-04 17:58:29" },
  { height:  546429 , difficulty:  807705 , date:  "2015-07-04 17:58:55" },
  { height:  546430 , difficulty:  807217 , date:  "2015-07-04 17:59:15" },
  { height:  546431 , difficulty:  810700 , date:  "2015-07-04 17:59:22" },
  { height:  546432 , difficulty:  805407 , date:  "2015-07-04 17:59:22" },
  { height:  546433 , difficulty:  805108 , date:  "2015-07-04 17:59:39" },
  { height:  546434 , difficulty:  804381 , date:  "2015-07-04 17:59:41" },
  { height:  546435 , difficulty:  807539 , date:  "2015-07-04 18:01:17" },
  { height:  546436 , difficulty:  806850 , date:  "2015-07-04 18:03:16" },
  { height:  546437 , difficulty:  807589 , date:  "2015-07-04 18:05:04" },
  { height:  546438 , difficulty:  807514 , date:  "2015-07-04 18:05:55" },
  { height:  546439 , difficulty:  806823 , date:  "2015-07-04 18:06:43" },
  { height:  546440 , difficulty:  805381 , date:  "2015-07-04 18:06:49" },
  { height:  546441 , difficulty:  805720 , date:  "2015-07-04 18:06:51" },
  { height:  546442 , difficulty:  805833 , date:  "2015-07-04 18:07:04" },
  { height:  546443 , difficulty:  808875 , date:  "2015-07-04 18:07:40" },
  { height:  546444 , difficulty:  809557 , date:  "2015-07-04 18:08:26" },
  { height:  546445 , difficulty:  809351 , date:  "2015-07-04 18:08:30" },
  { height:  546446 , difficulty:  809278 , date:  "2015-07-04 18:09:21" },
  { height:  546447 , difficulty:  806092 , date:  "2015-07-04 18:09:25" },
  { height:  546448 , difficulty:  806873 , date:  "2015-07-04 18:14:00" },
  { height:  546449 , difficulty:  804674 , date:  "2015-07-04 18:14:21" },
  { height:  546450 , difficulty:  805093 , date:  "2015-07-04 18:14:26" },
  { height:  546451 , difficulty:  804654 , date:  "2015-07-04 18:15:51" },
  { height:  546452 , difficulty:  804619 , date:  "2015-07-04 18:16:22" },
  { height:  546453 , difficulty:  804254 , date:  "2015-07-04 18:16:36" },
  { height:  546454 , difficulty:  803865 , date:  "2015-07-04 18:18:30" },
  { height:  546455 , difficulty:  804334 , date:  "2015-07-04 18:22:47" },
  { height:  546456 , difficulty:  804105 , date:  "2015-07-04 18:22:49" },
  { height:  546457 , difficulty:  803850 , date:  "2015-07-04 18:24:26" },
  { height:  546458 , difficulty:  804272 , date:  "2015-07-04 18:26:03" },
  { height:  546459 , difficulty:  804717 , date:  "2015-07-04 18:26:07" },
  { height:  546460 , difficulty:  803520 , date:  "2015-07-04 18:26:11" },
  { height:  546461 , difficulty:  805257 , date:  "2015-07-04 18:26:59" },
  { height:  546462 , difficulty:  807047 , date:  "2015-07-04 18:28:08" },
  { height:  546463 , difficulty:  807301 , date:  "2015-07-04 18:29:20" },
  { height:  546464 , difficulty:  809482 , date:  "2015-07-04 18:29:40" },
  { height:  546465 , difficulty:  804334 , date:  "2015-07-04 18:30:24" },
  { height:  546466 , difficulty:  805234 , date:  "2015-07-04 18:33:11" },
  { height:  546467 , difficulty:  805895 , date:  "2015-07-04 18:33:15" },
  { height:  546468 , difficulty:  803963 , date:  "2015-07-04 18:33:50" },
  { height:  546469 , difficulty:  803384 , date:  "2015-07-04 18:34:31" },
  { height:  546470 , difficulty:  804255 , date:  "2015-07-04 18:35:43" },
  { height:  546471 , difficulty:  804122 , date:  "2015-07-04 18:36:42" },
  { height:  546472 , difficulty:  805240 , date:  "2015-07-04 18:37:11" },
  { height:  546473 , difficulty:  806677 , date:  "2015-07-04 18:37:16" },
  { height:  546474 , difficulty:  806322 , date:  "2015-07-04 18:37:50" },
  { height:  546475 , difficulty:  806785 , date:  "2015-07-04 18:38:51" },
  { height:  546476 , difficulty:  805374 , date:  "2015-07-04 18:39:48" },
  { height:  546477 , difficulty:  804414 , date:  "2015-07-04 18:39:50" },
  { height:  546478 , difficulty:  807026 , date:  "2015-07-04 18:40:16" },
  { height:  546479 , difficulty:  805072 , date:  "2015-07-04 18:42:24" },
  { height:  546480 , difficulty:  804020 , date:  "2015-07-04 18:42:25" },
  { height:  546481 , difficulty:  805719 , date:  "2015-07-04 18:42:32" },
  { height:  546482 , difficulty:  805338 , date:  "2015-07-04 18:43:01" },
  { height:  546483 , difficulty:  801569 , date:  "2015-07-04 18:43:20" },
  { height:  546484 , difficulty:  802601 , date:  "2015-07-04 18:43:38" },
  { height:  546485 , difficulty:  802877 , date:  "2015-07-04 18:44:13" },
  { height:  546486 , difficulty:  801746 , date:  "2015-07-04 18:45:51" },
  { height:  546487 , difficulty:  801723 , date:  "2015-07-04 18:45:53" },
  { height:  546488 , difficulty:  800121 , date:  "2015-07-04 18:47:14" },
  { height:  546489 , difficulty:  799942 , date:  "2015-07-04 18:47:41" },
  { height:  546490 , difficulty:  798043 , date:  "2015-07-04 18:47:46" },
  { height:  546491 , difficulty:  798328 , date:  "2015-07-04 18:49:14" },
  { height:  546492 , difficulty:  802199 , date:  "2015-07-04 18:51:12" },
  { height:  546493 , difficulty:  801528 , date:  "2015-07-04 18:51:29" },
  { height:  546494 , difficulty:  802126 , date:  "2015-07-04 18:51:33" },
  { height:  546495 , difficulty:  801411 , date:  "2015-07-04 18:52:16" },
  { height:  546496 , difficulty:  805289 , date:  "2015-07-04 18:53:23" },
  { height:  546497 , difficulty:  806476 , date:  "2015-07-04 18:53:32" },
  { height:  546498 , difficulty:  804204 , date:  "2015-07-04 18:54:38" },
  { height:  546499 , difficulty:  806748 , date:  "2015-07-04 18:57:47" },
  { height:  546500 , difficulty:  806265 , date:  "2015-07-04 18:57:51" },
  { height:  546501 , difficulty:  807668 , date:  "2015-07-04 18:58:35" },
  { height:  546502 , difficulty:  808365 , date:  "2015-07-04 19:00:35" },
  { height:  546503 , difficulty:  810875 , date:  "2015-07-04 19:01:10" },
  { height:  546504 , difficulty:  810690 , date:  "2015-07-04 19:01:49" },
  { height:  546505 , difficulty:  811119 , date:  "2015-07-04 19:02:20" },
  { height:  546506 , difficulty:  814440 , date:  "2015-07-04 19:03:27" },
  { height:  546507 , difficulty:  814673 , date:  "2015-07-04 19:03:56" },
  { height:  546508 , difficulty:  814873 , date:  "2015-07-04 19:04:32" },
  { height:  546509 , difficulty:  815255 , date:  "2015-07-04 19:05:51" },
  { height:  546510 , difficulty:  816507 , date:  "2015-07-04 19:06:01" },
  { height:  546511 , difficulty:  814533 , date:  "2015-07-04 19:06:17" },
  { height:  546512 , difficulty:  813958 , date:  "2015-07-04 19:07:48" },
  { height:  546513 , difficulty:  811770 , date:  "2015-07-04 19:08:01" },
  { height:  546514 , difficulty:  811223 , date:  "2015-07-04 19:09:21" },
  { height:  546515 , difficulty:  810356 , date:  "2015-07-04 19:10:25" },
  { height:  546516 , difficulty:  812298 , date:  "2015-07-04 19:11:52" },
  { height:  546517 , difficulty:  813222 , date:  "2015-07-04 19:12:22" },
  { height:  546518 , difficulty:  815839 , date:  "2015-07-04 19:13:55" },
  { height:  546519 , difficulty:  815355 , date:  "2015-07-04 19:14:22" },
  { height:  546520 , difficulty:  818135 , date:  "2015-07-04 19:14:41" },
  { height:  546521 , difficulty:  818336 , date:  "2015-07-04 19:15:15" },
  { height:  546522 , difficulty:  818601 , date:  "2015-07-04 19:18:06" },
  { height:  546523 , difficulty:  819439 , date:  "2015-07-04 19:18:17" },
  { height:  546524 , difficulty:  813821 , date:  "2015-07-04 19:18:39" },
  { height:  546525 , difficulty:  813779 , date:  "2015-07-04 19:19:25" },
  { height:  546526 , difficulty:  814082 , date:  "2015-07-04 19:21:45" },
  { height:  546527 , difficulty:  812428 , date:  "2015-07-04 19:21:47" },
  { height:  546528 , difficulty:  811842 , date:  "2015-07-04 19:25:07" },
  { height:  546529 , difficulty:  813964 , date:  "2015-07-04 19:25:33" },
  { height:  546530 , difficulty:  811491 , date:  "2015-07-04 19:25:49" },
  { height:  546531 , difficulty:  808808 , date:  "2015-07-04 19:25:52" },
  { height:  546532 , difficulty:  810938 , date:  "2015-07-04 19:27:10" },
  { height:  546533 , difficulty:  809274 , date:  "2015-07-04 19:28:01" },
  { height:  546534 , difficulty:  808810 , date:  "2015-07-04 19:32:44" },
  { height:  546535 , difficulty:  809227 , date:  "2015-07-04 19:33:18" },
  { height:  546536 , difficulty:  809506 , date:  "2015-07-04 19:33:48" },
  { height:  546537 , difficulty:  808753 , date:  "2015-07-04 19:34:15" },
  { height:  546538 , difficulty:  807959 , date:  "2015-07-04 19:35:09" },
  { height:  546539 , difficulty:  808562 , date:  "2015-07-04 19:36:37" },
  { height:  546540 , difficulty:  808431 , date:  "2015-07-04 19:37:12" },
  { height:  546541 , difficulty:  811425 , date:  "2015-07-04 19:37:17" },
  { height:  546542 , difficulty:  807883 , date:  "2015-07-04 19:38:35" },
  { height:  546543 , difficulty:  808419 , date:  "2015-07-04 19:38:57" },
  { height:  546544 , difficulty:  807919 , date:  "2015-07-04 19:39:05" },
  { height:  546545 , difficulty:  807171 , date:  "2015-07-04 19:39:45" },
  { height:  546546 , difficulty:  806087 , date:  "2015-07-04 19:40:14" },
  { height:  546547 , difficulty:  806300 , date:  "2015-07-04 19:41:09" },
  { height:  546548 , difficulty:  806325 , date:  "2015-07-04 19:41:15" },
  { height:  546549 , difficulty:  807273 , date:  "2015-07-04 19:41:38" },
  { height:  546550 , difficulty:  807212 , date:  "2015-07-04 19:41:41" },
  { height:  546551 , difficulty:  806705 , date:  "2015-07-04 19:41:58" },
  { height:  546552 , difficulty:  808053 , date:  "2015-07-04 19:42:42" },
  { height:  546553 , difficulty:  811659 , date:  "2015-07-04 19:43:08" },
  { height:  546554 , difficulty:  813190 , date:  "2015-07-04 19:43:25" },
  { height:  546555 , difficulty:  810453 , date:  "2015-07-04 19:43:46" },
  { height:  546556 , difficulty:  811197 , date:  "2015-07-04 19:44:04" },
  { height:  546557 , difficulty:  811681 , date:  "2015-07-04 19:44:25" },
  { height:  546558 , difficulty:  811278 , date:  "2015-07-04 19:44:37" },
  { height:  546559 , difficulty:  812297 , date:  "2015-07-04 19:44:44" },
  { height:  546560 , difficulty:  812958 , date:  "2015-07-04 19:48:02" },
  { height:  546561 , difficulty:  812687 , date:  "2015-07-04 19:48:52" },
  { height:  546562 , difficulty:  811459 , date:  "2015-07-04 19:48:59" },
  { height:  546563 , difficulty:  811522 , date:  "2015-07-04 19:49:02" },
  { height:  546564 , difficulty:  813645 , date:  "2015-07-04 19:49:44" },
  { height:  546565 , difficulty:  813226 , date:  "2015-07-04 19:49:58" },
  { height:  546566 , difficulty:  813418 , date:  "2015-07-04 19:51:31" },
  { height:  546567 , difficulty:  811663 , date:  "2015-07-04 19:52:49" },
  { height:  546568 , difficulty:  809883 , date:  "2015-07-04 19:52:52" },
  { height:  546569 , difficulty:  811732 , date:  "2015-07-04 19:55:48" },
  { height:  546570 , difficulty:  811757 , date:  "2015-07-04 19:56:06" },
  { height:  546571 , difficulty:  811640 , date:  "2015-07-04 19:57:11" },
  { height:  546572 , difficulty:  811467 , date:  "2015-07-04 19:57:09" },
  { height:  546573 , difficulty:  813879 , date:  "2015-07-04 19:57:18" },
  { height:  546574 , difficulty:  812501 , date:  "2015-07-04 19:57:38" },
  { height:  546575 , difficulty:  813645 , date:  "2015-07-04 19:58:57" },
  { height:  546576 , difficulty:  813699 , date:  "2015-07-04 19:59:14" },
  { height:  546577 , difficulty:  814211 , date:  "2015-07-04 20:04:58" },
  { height:  546578 , difficulty:  811893 , date:  "2015-07-04 20:05:00" },
  { height:  546579 , difficulty:  813276 , date:  "2015-07-04 20:06:59" },
  { height:  546580 , difficulty:  814636 , date:  "2015-07-04 20:07:25" },
  { height:  546581 , difficulty:  814273 , date:  "2015-07-04 20:07:31" },
  { height:  546582 , difficulty:  813103 , date:  "2015-07-04 20:09:39" },
  { height:  546583 , difficulty:  815612 , date:  "2015-07-04 20:09:45" },
  { height:  546584 , difficulty:  815119 , date:  "2015-07-04 20:10:25" },
  { height:  546585 , difficulty:  813515 , date:  "2015-07-04 20:10:43" },
  { height:  546586 , difficulty:  814389 , date:  "2015-07-04 20:12:31" },
  { height:  546587 , difficulty:  817199 , date:  "2015-07-04 20:13:07" },
  { height:  546588 , difficulty:  821295 , date:  "2015-07-04 20:13:58" },
  { height:  546589 , difficulty:  821248 , date:  "2015-07-04 20:14:01" },
  { height:  546590 , difficulty:  820555 , date:  "2015-07-04 20:14:42" },
  { height:  546591 , difficulty:  820961 , date:  "2015-07-04 20:14:56" },
  { height:  546592 , difficulty:  819644 , date:  "2015-07-04 20:15:11" },
  { height:  546593 , difficulty:  820264 , date:  "2015-07-04 20:15:36" },
  { height:  546594 , difficulty:  818500 , date:  "2015-07-04 20:17:53" },
  { height:  546595 , difficulty:  818732 , date:  "2015-07-04 20:17:58" },
  { height:  546596 , difficulty:  820214 , date:  "2015-07-04 20:18:03" },
  { height:  546597 , difficulty:  819650 , date:  "2015-07-04 20:18:21" },
  { height:  546598 , difficulty:  816227 , date:  "2015-07-04 20:18:41" },
  { height:  546599 , difficulty:  818495 , date:  "2015-07-04 20:19:09" },
  { height:  546600 , difficulty:  818927 , date:  "2015-07-04 20:19:23" },
  { height:  546601 , difficulty:  818939 , date:  "2015-07-04 20:19:37" },
  { height:  546602 , difficulty:  818995 , date:  "2015-07-04 20:20:37" },
  { height:  546603 , difficulty:  821737 , date:  "2015-07-04 20:21:00" },
  { height:  546604 , difficulty:  817312 , date:  "2015-07-04 20:22:03" },
  { height:  546605 , difficulty:  819678 , date:  "2015-07-04 20:25:23" },
  { height:  546606 , difficulty:  820647 , date:  "2015-07-04 20:25:35" },
  { height:  546607 , difficulty:  821065 , date:  "2015-07-04 20:29:07" },
  { height:  546608 , difficulty:  820792 , date:  "2015-07-04 20:32:06" },
  { height:  546609 , difficulty:  821093 , date:  "2015-07-04 20:32:59" },
  { height:  546610 , difficulty:  814758 , date:  "2015-07-04 20:33:10" },
  { height:  546611 , difficulty:  814460 , date:  "2015-07-04 20:34:18" },
  { height:  546612 , difficulty:  813910 , date:  "2015-07-04 20:34:22" },
  { height:  546613 , difficulty:  813423 , date:  "2015-07-04 20:34:57" },
  { height:  546614 , difficulty:  816060 , date:  "2015-07-04 20:37:00" },
  { height:  546615 , difficulty:  814257 , date:  "2015-07-04 20:37:18" },
  { height:  546616 , difficulty:  814541 , date:  "2015-07-04 20:37:26" },
  { height:  546617 , difficulty:  820491 , date:  "2015-07-04 20:40:57" },
  { height:  546618 , difficulty:  818850 , date:  "2015-07-04 20:42:18" },
  { height:  546619 , difficulty:  819045 , date:  "2015-07-04 20:42:31" },
  { height:  546620 , difficulty:  819330 , date:  "2015-07-04 20:42:32" },
  { height:  546621 , difficulty:  818697 , date:  "2015-07-04 20:42:46" },
  { height:  546622 , difficulty:  819615 , date:  "2015-07-04 20:43:23" },
  { height:  546623 , difficulty:  820675 , date:  "2015-07-04 20:43:32" },
  { height:  546624 , difficulty:  820749 , date:  "2015-07-04 20:43:37" },
  { height:  546625 , difficulty:  820708 , date:  "2015-07-04 20:44:21" },
  { height:  546626 , difficulty:  821405 , date:  "2015-07-04 20:46:30" },
  { height:  546627 , difficulty:  821757 , date:  "2015-07-04 20:47:58" },
  { height:  546628 , difficulty:  825116 , date:  "2015-07-04 20:50:02" },
  { height:  546629 , difficulty:  825901 , date:  "2015-07-04 20:50:04" },
  { height:  546630 , difficulty:  825714 , date:  "2015-07-04 20:50:40" },
  { height:  546631 , difficulty:  827011 , date:  "2015-07-04 20:51:33" },
  { height:  546632 , difficulty:  826715 , date:  "2015-07-04 20:54:14" },
  { height:  546633 , difficulty:  826365 , date:  "2015-07-04 20:54:17" },
  { height:  546634 , difficulty:  828344 , date:  "2015-07-04 20:54:45" },
  { height:  546635 , difficulty:  828341 , date:  "2015-07-04 20:56:03" },
  { height:  546636 , difficulty:  824447 , date:  "2015-07-04 20:56:14" },
  { height:  546637 , difficulty:  823421 , date:  "2015-07-04 20:56:30" },
  { height:  546638 , difficulty:  823501 , date:  "2015-07-04 20:57:07" },
  { height:  546639 , difficulty:  825829 , date:  "2015-07-04 20:58:50" },
  { height:  546640 , difficulty:  825196 , date:  "2015-07-04 20:59:05" },
  { height:  546641 , difficulty:  825629 , date:  "2015-07-04 20:59:34" },
  { height:  546642 , difficulty:  826505 , date:  "2015-07-04 21:00:10" },
  { height:  546643 , difficulty:  825076 , date:  "2015-07-04 21:00:13" },
  { height:  546644 , difficulty:  825964 , date:  "2015-07-04 21:00:59" },
  { height:  546645 , difficulty:  821947 , date:  "2015-07-04 21:02:29" },
  { height:  546646 , difficulty:  821648 , date:  "2015-07-04 21:02:35" },
  { height:  546647 , difficulty:  821847 , date:  "2015-07-04 21:02:44" },
  { height:  546648 , difficulty:  823546 , date:  "2015-07-04 21:05:58" },
  { height:  546649 , difficulty:  823593 , date:  "2015-07-04 21:08:21" },
  { height:  546650 , difficulty:  824485 , date:  "2015-07-04 21:08:28" },
  { height:  546651 , difficulty:  823838 , date:  "2015-07-04 21:08:32" },
  { height:  546652 , difficulty:  824923 , date:  "2015-07-04 21:10:31" },
  { height:  546653 , difficulty:  819460 , date:  "2015-07-04 21:11:08" },
  { height:  546654 , difficulty:  820186 , date:  "2015-07-04 21:11:13" },
  { height:  546655 , difficulty:  818786 , date:  "2015-07-04 21:12:03" },
  { height:  546656 , difficulty:  819449 , date:  "2015-07-04 21:12:05" },
  { height:  546657 , difficulty:  819677 , date:  "2015-07-04 21:13:18" },
  { height:  546658 , difficulty:  818303 , date:  "2015-07-04 21:13:48" },
  { height:  546659 , difficulty:  818799 , date:  "2015-07-04 21:13:59" },
  { height:  546660 , difficulty:  818496 , date:  "2015-07-04 21:16:09" },
  { height:  546661 , difficulty:  818167 , date:  "2015-07-04 21:16:22" },
  { height:  546662 , difficulty:  820053 , date:  "2015-07-04 21:19:57" },
  { height:  546663 , difficulty:  820053 , date:  "2015-07-04 21:20:14" },
  { height:  546664 , difficulty:  819267 , date:  "2015-07-04 21:21:44" },
  { height:  546665 , difficulty:  821091 , date:  "2015-07-04 21:22:07" },
  { height:  546666 , difficulty:  820852 , date:  "2015-07-04 21:28:57" },
  { height:  546667 , difficulty:  827392 , date:  "2015-07-04 21:31:50" },
  { height:  546668 , difficulty:  829484 , date:  "2015-07-04 21:31:53" },
  { height:  546669 , difficulty:  831866 , date:  "2015-07-04 21:32:04" },
  { height:  546670 , difficulty:  833596 , date:  "2015-07-04 21:33:04" },
  { height:  546671 , difficulty:  833674 , date:  "2015-07-04 21:37:47" },
  { height:  546672 , difficulty:  833684 , date:  "2015-07-04 21:38:11" },
  { height:  546673 , difficulty:  836757 , date:  "2015-07-04 21:39:17" },
  { height:  546674 , difficulty:  836640 , date:  "2015-07-04 21:42:06" },
  { height:  546675 , difficulty:  837598 , date:  "2015-07-04 21:42:11" },
  { height:  546676 , difficulty:  837383 , date:  "2015-07-04 21:42:54" },
  { height:  546677 , difficulty:  838792 , date:  "2015-07-04 21:43:08" },
  { height:  546678 , difficulty:  838605 , date:  "2015-07-04 21:43:58" },
  { height:  546679 , difficulty:  838950 , date:  "2015-07-04 21:44:26" },
  { height:  546680 , difficulty:  838163 , date:  "2015-07-04 21:45:02" },
  { height:  546681 , difficulty:  835480 , date:  "2015-07-04 21:47:57" },
  { height:  546682 , difficulty:  835324 , date:  "2015-07-04 21:50:12" },
  { height:  546683 , difficulty:  831929 , date:  "2015-07-04 21:50:26" },
  { height:  546684 , difficulty:  827980 , date:  "2015-07-04 21:51:01" },
  { height:  546685 , difficulty:  829821 , date:  "2015-07-04 21:51:09" },
  { height:  546686 , difficulty:  829845 , date:  "2015-07-04 21:51:13" },
  { height:  546687 , difficulty:  829915 , date:  "2015-07-04 21:55:01" },
  { height:  546688 , difficulty:  831062 , date:  "2015-07-04 21:55:02" },
  { height:  546689 , difficulty:  830489 , date:  "2015-07-04 21:55:19" },
  { height:  546690 , difficulty:  829717 , date:  "2015-07-04 21:55:40" },
  { height:  546691 , difficulty:  830340 , date:  "2015-07-04 21:56:08" },
  { height:  546692 , difficulty:  832471 , date:  "2015-07-04 21:56:27" },
  { height:  546693 , difficulty:  828142 , date:  "2015-07-04 22:00:24" },
  { height:  546694 , difficulty:  827004 , date:  "2015-07-04 22:00:30" },
  { height:  546695 , difficulty:  828429 , date:  "2015-07-04 22:01:10" },
  { height:  546696 , difficulty:  829907 , date:  "2015-07-04 22:01:12" },
  { height:  546697 , difficulty:  830869 , date:  "2015-07-04 22:03:34" },
  { height:  546698 , difficulty:  832379 , date:  "2015-07-04 22:04:13" },
  { height:  546699 , difficulty:  836222 , date:  "2015-07-04 22:05:15" },
  { height:  546700 , difficulty:  838454 , date:  "2015-07-04 22:05:20" },
  { height:  546701 , difficulty:  840433 , date:  "2015-07-04 22:06:02" },
  { height:  546702 , difficulty:  838447 , date:  "2015-07-04 22:06:04" },
  { height:  546703 , difficulty:  836615 , date:  "2015-07-04 22:06:22" },
  { height:  546704 , difficulty:  833975 , date:  "2015-07-04 22:06:55" },
  { height:  546705 , difficulty:  834117 , date:  "2015-07-04 22:07:36" },
  { height:  546706 , difficulty:  835442 , date:  "2015-07-04 22:07:48" },
  { height:  546707 , difficulty:  838281 , date:  "2015-07-04 22:07:59" },
  { height:  546708 , difficulty:  836418 , date:  "2015-07-04 22:08:16" },
  { height:  546709 , difficulty:  842288 , date:  "2015-07-04 22:09:31" },
  { height:  546710 , difficulty:  842436 , date:  "2015-07-04 22:10:22" },
  { height:  546711 , difficulty:  842898 , date:  "2015-07-04 22:10:37" },
  { height:  546712 , difficulty:  842724 , date:  "2015-07-04 22:11:10" },
  { height:  546713 , difficulty:  844095 , date:  "2015-07-04 22:11:27" },
  { height:  546714 , difficulty:  843336 , date:  "2015-07-04 22:14:28" },
  { height:  546715 , difficulty:  841595 , date:  "2015-07-04 22:15:03" },
  { height:  546716 , difficulty:  841254 , date:  "2015-07-04 22:15:40" },
  { height:  546717 , difficulty:  841976 , date:  "2015-07-04 22:16:13" },
  { height:  546718 , difficulty:  843092 , date:  "2015-07-04 22:16:15" },
  { height:  546719 , difficulty:  845691 , date:  "2015-07-04 22:17:30" },
  { height:  546720 , difficulty:  844624 , date:  "2015-07-04 22:17:59" },
  { height:  546721 , difficulty:  843763 , date:  "2015-07-04 22:18:37" },
  { height:  546722 , difficulty:  843651 , date:  "2015-07-04 22:21:51" },
  { height:  546723 , difficulty:  843979 , date:  "2015-07-04 22:22:36" },
  { height:  546724 , difficulty:  842133 , date:  "2015-07-04 22:23:29" },
  { height:  546725 , difficulty:  838806 , date:  "2015-07-04 22:25:49" },
  { height:  546726 , difficulty:  838777 , date:  "2015-07-04 22:26:22" },
  { height:  546727 , difficulty:  842889 , date:  "2015-07-04 22:28:33" },
  { height:  546728 , difficulty:  840447 , date:  "2015-07-04 22:29:00" },
  { height:  546729 , difficulty:  844324 , date:  "2015-07-04 22:31:17" },
  { height:  546730 , difficulty:  844430 , date:  "2015-07-04 22:32:32" },
  { height:  546731 , difficulty:  843831 , date:  "2015-07-04 22:32:46" },
  { height:  546732 , difficulty:  844545 , date:  "2015-07-04 22:33:21" },
  { height:  546733 , difficulty:  842907 , date:  "2015-07-04 22:33:57" },
  { height:  546734 , difficulty:  844832 , date:  "2015-07-04 22:34:06" },
  { height:  546735 , difficulty:  845231 , date:  "2015-07-04 22:35:42" },
  { height:  546736 , difficulty:  842669 , date:  "2015-07-04 22:39:32" },
  { height:  546737 , difficulty:  843040 , date:  "2015-07-04 22:39:37" },
  { height:  546738 , difficulty:  839659 , date:  "2015-07-04 22:39:43" },
  { height:  546739 , difficulty:  839411 , date:  "2015-07-04 22:40:06" },
  { height:  546740 , difficulty:  837534 , date:  "2015-07-04 22:40:53" },
  { height:  546741 , difficulty:  841078 , date:  "2015-07-04 22:42:08" },
  { height:  546742 , difficulty:  831419 , date:  "2015-07-04 22:43:17" },
  { height:  546743 , difficulty:  827587 , date:  "2015-07-04 22:43:37" },
  { height:  546744 , difficulty:  828748 , date:  "2015-07-04 22:44:40" },
  { height:  546745 , difficulty:  830860 , date:  "2015-07-04 22:44:42" },
  { height:  546746 , difficulty:  830473 , date:  "2015-07-04 22:46:18" },
  { height:  546747 , difficulty:  826906 , date:  "2015-07-04 22:47:57" },
  { height:  546748 , difficulty:  826494 , date:  "2015-07-04 22:49:34" },
  { height:  546749 , difficulty:  825532 , date:  "2015-07-04 22:49:37" },
  { height:  546750 , difficulty:  821678 , date:  "2015-07-04 22:52:08" },
  { height:  546751 , difficulty:  825778 , date:  "2015-07-04 22:52:20" },
  { height:  546752 , difficulty:  825921 , date:  "2015-07-04 22:52:24" },
  { height:  546753 , difficulty:  826442 , date:  "2015-07-04 22:53:02" },
  { height:  546754 , difficulty:  825313 , date:  "2015-07-04 22:53:11" },
  { height:  546755 , difficulty:  825300 , date:  "2015-07-04 22:54:20" },
  { height:  546756 , difficulty:  825447 , date:  "2015-07-04 22:54:55" },
  { height:  546757 , difficulty:  821499 , date:  "2015-07-04 22:55:29" },
  { height:  546758 , difficulty:  818568 , date:  "2015-07-04 22:56:21" },
  { height:  546759 , difficulty:  819181 , date:  "2015-07-04 22:56:29" },
  { height:  546760 , difficulty:  820796 , date:  "2015-07-04 22:56:50" },
  { height:  546761 , difficulty:  825361 , date:  "2015-07-04 22:57:02" },
  { height:  546762 , difficulty:  826144 , date:  "2015-07-04 22:57:11" },
  { height:  546763 , difficulty:  823198 , date:  "2015-07-04 22:57:49" },
  { height:  546764 , difficulty:  823312 , date:  "2015-07-04 23:01:15" },
  { height:  546765 , difficulty:  824280 , date:  "2015-07-04 23:01:17" },
  { height:  546766 , difficulty:  825137 , date:  "2015-07-04 23:01:34" },
  { height:  546767 , difficulty:  830673 , date:  "2015-07-04 23:01:46" },
  { height:  546768 , difficulty:  832704 , date:  "2015-07-04 23:03:29" },
  { height:  546769 , difficulty:  827654 , date:  "2015-07-04 23:03:41" },
  { height:  546770 , difficulty:  830389 , date:  "2015-07-04 23:03:46" },
  { height:  546771 , difficulty:  829607 , date:  "2015-07-04 23:04:01" },
  { height:  546772 , difficulty:  835531 , date:  "2015-07-04 23:04:13" },
  { height:  546773 , difficulty:  832898 , date:  "2015-07-04 23:04:23" },
  { height:  546774 , difficulty:  833636 , date:  "2015-07-04 23:05:10" },
  { height:  546775 , difficulty:  832660 , date:  "2015-07-04 23:06:22" },
  { height:  546776 , difficulty:  832686 , date:  "2015-07-04 23:06:34" },
  { height:  546777 , difficulty:  831917 , date:  "2015-07-04 23:07:02" },
  { height:  546778 , difficulty:  833649 , date:  "2015-07-04 23:07:46" },
  { height:  546779 , difficulty:  834483 , date:  "2015-07-04 23:12:08" },
  { height:  546780 , difficulty:  835076 , date:  "2015-07-04 23:12:45" },
  { height:  546781 , difficulty:  834482 , date:  "2015-07-04 23:13:08" },
  { height:  546782 , difficulty:  836052 , date:  "2015-07-04 23:13:33" },
  { height:  546783 , difficulty:  836683 , date:  "2015-07-04 23:14:09" },
  { height:  546784 , difficulty:  839535 , date:  "2015-07-04 23:14:15" },
  { height:  546785 , difficulty:  839031 , date:  "2015-07-04 23:17:30" },
  { height:  546786 , difficulty:  841461 , date:  "2015-07-04 23:18:02" },
  { height:  546787 , difficulty:  843082 , date:  "2015-07-04 23:18:41" },
  { height:  546788 , difficulty:  843637 , date:  "2015-07-04 23:20:17" },
  { height:  546789 , difficulty:  843543 , date:  "2015-07-04 23:20:22" },
  { height:  546790 , difficulty:  839301 , date:  "2015-07-04 23:20:35" },
  { height:  546791 , difficulty:  838653 , date:  "2015-07-04 23:22:40" },
  { height:  546792 , difficulty:  839945 , date:  "2015-07-04 23:23:58" },
  { height:  546793 , difficulty:  842977 , date:  "2015-07-04 23:24:39" },
  { height:  546794 , difficulty:  845764 , date:  "2015-07-04 23:25:28" },
  { height:  546795 , difficulty:  844548 , date:  "2015-07-04 23:26:50" },
  { height:  546796 , difficulty:  844691 , date:  "2015-07-04 23:30:36" },
  { height:  546797 , difficulty:  844857 , date:  "2015-07-04 23:30:46" },
  { height:  546798 , difficulty:  841530 , date:  "2015-07-04 23:33:37" },
  { height:  546799 , difficulty:  841487 , date:  "2015-07-04 23:33:40" },
  { height:  546800 , difficulty:  840940 , date:  "2015-07-04 23:33:52" },
  { height:  546801 , difficulty:  838516 , date:  "2015-07-04 23:34:22" },
  { height:  546802 , difficulty:  840165 , date:  "2015-07-04 23:34:33" },
  { height:  546803 , difficulty:  837851 , date:  "2015-07-04 23:34:58" },
  { height:  546804 , difficulty:  838118 , date:  "2015-07-04 23:35:03" },
  { height:  546805 , difficulty:  835015 , date:  "2015-07-04 23:35:29" },
  { height:  546806 , difficulty:  836409 , date:  "2015-07-04 23:35:45" },
  { height:  546807 , difficulty:  836756 , date:  "2015-07-04 23:38:19" },
  { height:  546808 , difficulty:  838466 , date:  "2015-07-04 23:38:26" },
  { height:  546809 , difficulty:  838236 , date:  "2015-07-04 23:39:06" },
  { height:  546810 , difficulty:  838778 , date:  "2015-07-04 23:40:53" },
  { height:  546811 , difficulty:  836646 , date:  "2015-07-04 23:41:11" },
  { height:  546812 , difficulty:  831991 , date:  "2015-07-04 23:41:16" },
  { height:  546813 , difficulty:  833322 , date:  "2015-07-04 23:42:53" },
  { height:  546814 , difficulty:  833352 , date:  "2015-07-04 23:44:54" },
  { height:  546815 , difficulty:  833004 , date:  "2015-07-04 23:45:19" },
  { height:  546816 , difficulty:  836821 , date:  "2015-07-04 23:46:45" },
  { height:  546817 , difficulty:  836619 , date:  "2015-07-04 23:47:15" },
  { height:  546818 , difficulty:  841756 , date:  "2015-07-04 23:51:18" },
  { height:  546819 , difficulty:  841374 , date:  "2015-07-04 23:51:19" },
  { height:  546820 , difficulty:  845712 , date:  "2015-07-04 23:52:02" },
  { height:  546821 , difficulty:  855763 , date:  "2015-07-04 23:53:09" },
  { height:  546822 , difficulty:  853486 , date:  "2015-07-04 23:54:52" },
  { height:  546823 , difficulty:  860460 , date:  "2015-07-04 23:56:18" },
  { height:  546824 , difficulty:  860213 , date:  "2015-07-04 23:56:25" },
  { height:  546825 , difficulty:  863930 , date:  "2015-07-04 23:59:13" },
  { height:  546826 , difficulty:  862305 , date:  "2015-07-04 23:59:19" },
  { height:  546827 , difficulty:  865127 , date:  "2015-07-04 23:59:21" },
  { height:  546828 , difficulty:  869457 , date:  "2015-07-04 23:59:57" },
  { height:  546829 , difficulty:  868925 , date:  "2015-07-05 00:01:35" },
  { height:  546830 , difficulty:  870603 , date:  "2015-07-05 00:03:00" },
  { height:  546831 , difficulty:  874803 , date:  "2015-07-05 00:03:43" },
  { height:  546832 , difficulty:  874757 , date:  "2015-07-05 00:03:44" },
  { height:  546833 , difficulty:  877805 , date:  "2015-07-05 00:03:59" },
  { height:  546834 , difficulty:  882133 , date:  "2015-07-05 00:04:56" },
  { height:  546835 , difficulty:  883710 , date:  "2015-07-05 00:05:39" },
  { height:  546836 , difficulty:  883621 , date:  "2015-07-05 00:09:50" },
  { height:  546837 , difficulty:  883493 , date:  "2015-07-05 00:10:01" },
  { height:  546838 , difficulty:  883499 , date:  "2015-07-05 00:10:24" },
  { height:  546839 , difficulty:  883104 , date:  "2015-07-05 00:10:39" },
  { height:  546840 , difficulty:  879830 , date:  "2015-07-05 00:12:02" },
  { height:  546841 , difficulty:  880542 , date:  "2015-07-05 00:12:04" },
  { height:  546842 , difficulty:  881150 , date:  "2015-07-05 00:13:08" },
  { height:  546843 , difficulty:  881588 , date:  "2015-07-05 00:13:09" },
  { height:  546844 , difficulty:  879579 , date:  "2015-07-05 00:13:20" },
  { height:  546845 , difficulty:  880275 , date:  "2015-07-05 00:13:23" },
  { height:  546846 , difficulty:  882539 , date:  "2015-07-05 00:13:34" },
  { height:  546847 , difficulty:  884646 , date:  "2015-07-05 00:13:43" },
  { height:  546848 , difficulty:  885875 , date:  "2015-07-05 00:14:14" },
  { height:  546849 , difficulty:  886484 , date:  "2015-07-05 00:17:56" },
  { height:  546850 , difficulty:  885709 , date:  "2015-07-05 00:19:14" },
  { height:  546851 , difficulty:  883942 , date:  "2015-07-05 00:19:17" },
  { height:  546852 , difficulty:  885076 , date:  "2015-07-05 00:22:17" },
  { height:  546853 , difficulty:  884584 , date:  "2015-07-05 00:22:48" },
  { height:  546854 , difficulty:  885106 , date:  "2015-07-05 00:24:52" },
  { height:  546855 , difficulty:  879146 , date:  "2015-07-05 00:26:49" },
  { height:  546856 , difficulty:  879054 , date:  "2015-07-05 00:29:53" },
  { height:  546857 , difficulty:  879406 , date:  "2015-07-05 00:30:56" },
  { height:  546858 , difficulty:  881078 , date:  "2015-07-05 00:31:44" },
  { height:  546859 , difficulty:  880540 , date:  "2015-07-05 00:32:35" },
  { height:  546860 , difficulty:  882705 , date:  "2015-07-05 00:33:00" },
  { height:  546861 , difficulty:  878559 , date:  "2015-07-05 00:36:58" },
  { height:  546862 , difficulty:  880319 , date:  "2015-07-05 00:37:39" },
  { height:  546863 , difficulty:  879402 , date:  "2015-07-05 00:37:45" },
  { height:  546864 , difficulty:  878830 , date:  "2015-07-05 00:38:11" },
  { height:  546865 , difficulty:  881968 , date:  "2015-07-05 00:38:46" },
  { height:  546866 , difficulty:  884934 , date:  "2015-07-05 00:39:23" },
  { height:  546867 , difficulty:  881929 , date:  "2015-07-05 00:40:41" },
  { height:  546868 , difficulty:  881660 , date:  "2015-07-05 00:41:45" },
  { height:  546869 , difficulty:  882985 , date:  "2015-07-05 00:41:50" },
  { height:  546870 , difficulty:  884642 , date:  "2015-07-05 00:42:29" },
  { height:  546871 , difficulty:  887694 , date:  "2015-07-05 00:42:48" },
  { height:  546872 , difficulty:  881767 , date:  "2015-07-05 00:46:54" },
  { height:  546873 , difficulty:  883228 , date:  "2015-07-05 00:49:45" },
  { height:  546874 , difficulty:  878800 , date:  "2015-07-05 00:49:55" },
  { height:  546875 , difficulty:  880591 , date:  "2015-07-05 00:50:07" },
  { height:  546876 , difficulty:  881015 , date:  "2015-07-05 00:50:49" },
  { height:  546877 , difficulty:  880487 , date:  "2015-07-05 00:54:25" },
  { height:  546878 , difficulty:  880493 , date:  "2015-07-05 00:55:38" },
  { height:  546879 , difficulty:  881286 , date:  "2015-07-05 00:56:22" },
  { height:  546880 , difficulty:  884332 , date:  "2015-07-05 00:59:20" },
  { height:  546881 , difficulty:  883822 , date:  "2015-07-05 00:59:30" },
  { height:  546882 , difficulty:  884888 , date:  "2015-07-05 00:59:34" },
  { height:  546883 , difficulty:  881788 , date:  "2015-07-05 01:00:05" },
  { height:  546884 , difficulty:  886013 , date:  "2015-07-05 01:05:42" },
  { height:  546885 , difficulty:  885966 , date:  "2015-07-05 01:06:03" },
  { height:  546886 , difficulty:  883498 , date:  "2015-07-05 01:06:39" },
  { height:  546887 , difficulty:  890661 , date:  "2015-07-05 01:06:44" },
  { height:  546888 , difficulty:  893220 , date:  "2015-07-05 01:07:33" },
  { height:  546889 , difficulty:  890728 , date:  "2015-07-05 01:08:16" },
  { height:  546890 , difficulty:  888080 , date:  "2015-07-05 01:08:22" },
  { height:  546891 , difficulty:  887529 , date:  "2015-07-05 01:13:07" },
  { height:  546892 , difficulty:  885605 , date:  "2015-07-05 01:15:12" },
  { height:  546893 , difficulty:  885308 , date:  "2015-07-05 01:17:08" },
  { height:  546894 , difficulty:  882509 , date:  "2015-07-05 01:21:09" },
  { height:  546895 , difficulty:  883182 , date:  "2015-07-05 01:22:04" },
  { height:  546896 , difficulty:  882365 , date:  "2015-07-05 01:22:10" },
  { height:  546897 , difficulty:  881610 , date:  "2015-07-05 01:25:26" },
  { height:  546898 , difficulty:  879167 , date:  "2015-07-05 01:31:07" },
  { height:  546899 , difficulty:  877181 , date:  "2015-07-05 01:39:33" },
  { height:  546900 , difficulty:  879464 , date:  "2015-07-05 01:40:07" },
  { height:  546901 , difficulty:  875482 , date:  "2015-07-05 01:41:01" },
  { height:  546902 , difficulty:  875523 , date:  "2015-07-05 01:47:19" },
  { height:  546903 , difficulty:  878391 , date:  "2015-07-05 01:47:52" },
  { height:  546904 , difficulty:  877958 , date:  "2015-07-05 01:49:04" },
  { height:  546905 , difficulty:  877644 , date:  "2015-07-05 01:50:02" },
  { height:  546906 , difficulty:  875669 , date:  "2015-07-05 01:50:59" },
  { height:  546907 , difficulty:  876653 , date:  "2015-07-05 01:52:00" },
  { height:  546908 , difficulty:  877899 , date:  "2015-07-05 01:52:11" },
  { height:  546909 , difficulty:  878159 , date:  "2015-07-05 01:53:38" },
  { height:  546910 , difficulty:  877833 , date:  "2015-07-05 01:54:13" },
  { height:  546911 , difficulty:  879420 , date:  "2015-07-05 01:55:23" },
  { height:  546912 , difficulty:  873324 , date:  "2015-07-05 01:55:48" },
  { height:  546913 , difficulty:  877154 , date:  "2015-07-05 01:55:59" },
  { height:  546914 , difficulty:  880332 , date:  "2015-07-05 01:56:22" },
  { height:  546915 , difficulty:  883031 , date:  "2015-07-05 01:57:15" },
  { height:  546916 , difficulty:  881670 , date:  "2015-07-05 01:57:33" },
  { height:  546917 , difficulty:  882655 , date:  "2015-07-05 02:00:24" },
  { height:  546918 , difficulty:  881271 , date:  "2015-07-05 02:00:38" },
  { height:  546919 , difficulty:  881624 , date:  "2015-07-05 02:03:19" },
  { height:  546920 , difficulty:  882022 , date:  "2015-07-05 02:04:50" },
  { height:  546921 , difficulty:  883054 , date:  "2015-07-05 02:06:35" },
  { height:  546922 , difficulty:  884565 , date:  "2015-07-05 02:06:41" },
  { height:  546923 , difficulty:  887655 , date:  "2015-07-05 02:07:00" },
  { height:  546924 , difficulty:  888683 , date:  "2015-07-05 02:09:16" },
  { height:  546925 , difficulty:  887710 , date:  "2015-07-05 02:09:35" },
  { height:  546926 , difficulty:  886813 , date:  "2015-07-05 02:10:13" },
  { height:  546927 , difficulty:  887189 , date:  "2015-07-05 02:11:13" },
  { height:  546928 , difficulty:  885283 , date:  "2015-07-05 02:15:25" },
  { height:  546929 , difficulty:  884782 , date:  "2015-07-05 02:15:37" },
  { height:  546930 , difficulty:  881732 , date:  "2015-07-05 02:16:21" },
  { height:  546931 , difficulty:  880174 , date:  "2015-07-05 02:17:00" },
  { height:  546932 , difficulty:  876148 , date:  "2015-07-05 02:17:19" },
  { height:  546933 , difficulty:  874735 , date:  "2015-07-05 02:17:47" },
  { height:  546934 , difficulty:  874336 , date:  "2015-07-05 02:20:00" },
  { height:  546935 , difficulty:  873650 , date:  "2015-07-05 02:20:28" },
  { height:  546936 , difficulty:  873354 , date:  "2015-07-05 02:22:13" },
  { height:  546937 , difficulty:  868450 , date:  "2015-07-05 02:22:23" },
  { height:  546938 , difficulty:  868591 , date:  "2015-07-05 02:25:06" },
  { height:  546939 , difficulty:  869050 , date:  "2015-07-05 02:26:14" },
  { height:  546940 , difficulty:  869255 , date:  "2015-07-05 02:28:26" },
  { height:  546941 , difficulty:  870694 , date:  "2015-07-05 02:29:13" },
  { height:  546942 , difficulty:  876624 , date:  "2015-07-05 02:29:36" },
  { height:  546943 , difficulty:  874770 , date:  "2015-07-05 02:32:24" },
  { height:  546944 , difficulty:  874207 , date:  "2015-07-05 02:32:26" },
  { height:  546945 , difficulty:  875628 , date:  "2015-07-05 02:32:35" },
  { height:  546946 , difficulty:  878716 , date:  "2015-07-05 02:32:52" },
  { height:  546947 , difficulty:  878499 , date:  "2015-07-05 02:33:39" },
  { height:  546948 , difficulty:  873186 , date:  "2015-07-05 02:34:26" },
  { height:  546949 , difficulty:  872394 , date:  "2015-07-05 02:35:40" },
  { height:  546950 , difficulty:  875137 , date:  "2015-07-05 02:35:53" },
  { height:  546951 , difficulty:  878158 , date:  "2015-07-05 02:36:15" },
  { height:  546952 , difficulty:  882297 , date:  "2015-07-05 02:36:50" },
  { height:  546953 , difficulty:  877262 , date:  "2015-07-05 02:37:34" },
  { height:  546954 , difficulty:  878186 , date:  "2015-07-05 02:37:40" },
  { height:  546955 , difficulty:  877221 , date:  "2015-07-05 02:37:44" },
  { height:  546956 , difficulty:  874743 , date:  "2015-07-05 02:38:31" },
  { height:  546957 , difficulty:  878694 , date:  "2015-07-05 02:39:07" },
  { height:  546958 , difficulty:  884468 , date:  "2015-07-05 02:41:09" },
  { height:  546959 , difficulty:  884489 , date:  "2015-07-05 02:42:32" },
  { height:  546960 , difficulty:  878569 , date:  "2015-07-05 02:44:15" },
  { height:  546961 , difficulty:  879513 , date:  "2015-07-05 02:44:26" },
  { height:  546962 , difficulty:  882803 , date:  "2015-07-05 02:47:16" },
  { height:  546963 , difficulty:  883721 , date:  "2015-07-05 02:47:20" },
  { height:  546964 , difficulty:  888316 , date:  "2015-07-05 02:47:35" },
  { height:  546965 , difficulty:  889245 , date:  "2015-07-05 02:50:37" },
  { height:  546966 , difficulty:  889959 , date:  "2015-07-05 02:51:07" },
  { height:  546967 , difficulty:  882621 , date:  "2015-07-05 02:52:03" },
  { height:  546968 , difficulty:  880524 , date:  "2015-07-05 02:52:06" },
  { height:  546969 , difficulty:  879027 , date:  "2015-07-05 02:52:18" },
  { height:  546970 , difficulty:  874267 , date:  "2015-07-05 02:52:37" },
  { height:  546971 , difficulty:  873585 , date:  "2015-07-05 02:53:28" },
  { height:  546972 , difficulty:  873589 , date:  "2015-07-05 02:53:44" },
  { height:  546973 , difficulty:  868884 , date:  "2015-07-05 02:55:26" },
  { height:  546974 , difficulty:  861654 , date:  "2015-07-05 02:57:01" },
  { height:  546975 , difficulty:  849736 , date:  "2015-07-05 02:58:42" },
  { height:  546976 , difficulty:  850652 , date:  "2015-07-05 02:58:48" },
  { height:  546977 , difficulty:  850730 , date:  "2015-07-05 02:58:52" },
  { height:  546978 , difficulty:  842734 , date:  "2015-07-05 02:59:40" },
  { height:  546979 , difficulty:  844844 , date:  "2015-07-05 02:59:55" },
  { height:  546980 , difficulty:  845331 , date:  "2015-07-05 03:00:09" },
  { height:  546981 , difficulty:  844186 , date:  "2015-07-05 03:01:24" },
  { height:  546982 , difficulty:  844064 , date:  "2015-07-05 03:02:37" },
  { height:  546983 , difficulty:  843541 , date:  "2015-07-05 03:02:49" },
  { height:  546984 , difficulty:  843497 , date:  "2015-07-05 03:03:09" },
  { height:  546985 , difficulty:  842488 , date:  "2015-07-05 03:03:36" },
  { height:  546986 , difficulty:  842361 , date:  "2015-07-05 03:03:48" },
  { height:  546987 , difficulty:  842312 , date:  "2015-07-05 03:04:18" },
  { height:  546988 , difficulty:  841848 , date:  "2015-07-05 03:05:04" },
  { height:  546989 , difficulty:  841680 , date:  "2015-07-05 03:07:38" },
  { height:  546990 , difficulty:  842318 , date:  "2015-07-05 03:08:18" },
  { height:  546991 , difficulty:  845014 , date:  "2015-07-05 03:11:17" },
  { height:  546992 , difficulty:  844824 , date:  "2015-07-05 03:11:19" },
  { height:  546993 , difficulty:  843492 , date:  "2015-07-05 03:11:58" },
  { height:  546994 , difficulty:  843683 , date:  "2015-07-05 03:12:31" },
  { height:  546995 , difficulty:  843921 , date:  "2015-07-05 03:13:00" },
  { height:  546996 , difficulty:  842067 , date:  "2015-07-05 03:14:57" },
  { height:  546997 , difficulty:  844684 , date:  "2015-07-05 03:15:10" },
  { height:  546998 , difficulty:  844687 , date:  "2015-07-05 03:16:07" },
  { height:  546999 , difficulty:  845940 , date:  "2015-07-05 03:17:02" },
  { height:  547000 , difficulty:  842855 , date:  "2015-07-05 03:20:09" },
  { height:  547001 , difficulty:  842874 , date:  "2015-07-05 03:20:27" },
  { height:  547002 , difficulty:  845076 , date:  "2015-07-05 03:20:37" },
  { height:  547003 , difficulty:  843847 , date:  "2015-07-05 03:20:53" },
  { height:  547004 , difficulty:  840361 , date:  "2015-07-05 03:23:17" },
  { height:  547005 , difficulty:  840424 , date:  "2015-07-05 03:23:20" },
  { height:  547006 , difficulty:  840597 , date:  "2015-07-05 03:23:36" },
  { height:  547007 , difficulty:  839826 , date:  "2015-07-05 03:24:26" },
  { height:  547008 , difficulty:  840179 , date:  "2015-07-05 03:25:16" },
  { height:  547009 , difficulty:  841708 , date:  "2015-07-05 03:25:24" },
  { height:  547010 , difficulty:  841654 , date:  "2015-07-05 03:25:36" },
  { height:  547011 , difficulty:  844661 , date:  "2015-07-05 03:26:13" },
  { height:  547012 , difficulty:  842536 , date:  "2015-07-05 03:28:14" },
  { height:  547013 , difficulty:  844729 , date:  "2015-07-05 03:28:45" },
  { height:  547014 , difficulty:  841009 , date:  "2015-07-05 03:29:23" },
  { height:  547015 , difficulty:  840802 , date:  "2015-07-05 03:29:57" },
  { height:  547016 , difficulty:  838055 , date:  "2015-07-05 03:30:16" },
  { height:  547017 , difficulty:  837381 , date:  "2015-07-05 03:30:28" },
  { height:  547018 , difficulty:  837776 , date:  "2015-07-05 03:32:36" },
  { height:  547019 , difficulty:  835990 , date:  "2015-07-05 03:32:44" },
  { height:  547020 , difficulty:  836051 , date:  "2015-07-05 03:32:51" },
  { height:  547021 , difficulty:  839767 , date:  "2015-07-05 03:33:28" },
  { height:  547022 , difficulty:  839485 , date:  "2015-07-05 03:34:14" },
  { height:  547023 , difficulty:  839572 , date:  "2015-07-05 03:34:37" },
  { height:  547024 , difficulty:  838593 , date:  "2015-07-05 03:35:25" },
  { height:  547025 , difficulty:  844270 , date:  "2015-07-05 03:35:54" },
  { height:  547026 , difficulty:  844641 , date:  "2015-07-05 03:36:22" },
  { height:  547027 , difficulty:  845809 , date:  "2015-07-05 03:36:42" },
  { height:  547028 , difficulty:  845156 , date:  "2015-07-05 03:38:01" },
  { height:  547029 , difficulty:  845066 , date:  "2015-07-05 03:38:06" },
  { height:  547030 , difficulty:  845171 , date:  "2015-07-05 03:39:35" },
  { height:  547031 , difficulty:  851098 , date:  "2015-07-05 03:39:46" },
  { height:  547032 , difficulty:  851027 , date:  "2015-07-05 03:41:10" },
  { height:  547033 , difficulty:  851301 , date:  "2015-07-05 03:42:45" },
  { height:  547034 , difficulty:  850315 , date:  "2015-07-05 03:42:54" },
  { height:  547035 , difficulty:  849544 , date:  "2015-07-05 03:44:19" },
  { height:  547036 , difficulty:  847786 , date:  "2015-07-05 03:45:02" },
  { height:  547037 , difficulty:  847971 , date:  "2015-07-05 03:48:22" },
  { height:  547038 , difficulty:  845561 , date:  "2015-07-05 03:49:00" },
  { height:  547039 , difficulty:  847260 , date:  "2015-07-05 03:52:40" },
  { height:  547040 , difficulty:  847161 , date:  "2015-07-05 03:54:23" },
  { height:  547041 , difficulty:  843163 , date:  "2015-07-05 03:54:55" },
  { height:  547042 , difficulty:  842903 , date:  "2015-07-05 03:55:43" },
  { height:  547043 , difficulty:  842797 , date:  "2015-07-05 03:56:25" },
  { height:  547044 , difficulty:  843704 , date:  "2015-07-05 03:56:37" },
  { height:  547045 , difficulty:  843899 , date:  "2015-07-05 03:58:08" },
  { height:  547046 , difficulty:  847540 , date:  "2015-07-05 03:58:12" },
  { height:  547047 , difficulty:  847203 , date:  "2015-07-05 04:01:23" },
  { height:  547048 , difficulty:  850241 , date:  "2015-07-05 04:02:00" },
  { height:  547049 , difficulty:  848475 , date:  "2015-07-05 04:02:06" },
  { height:  547050 , difficulty:  848857 , date:  "2015-07-05 04:02:30" },
  { height:  547051 , difficulty:  846756 , date:  "2015-07-05 04:03:08" },
  { height:  547052 , difficulty:  849652 , date:  "2015-07-05 04:06:01" },
  { height:  547053 , difficulty:  850470 , date:  "2015-07-05 04:07:09" },
  { height:  547054 , difficulty:  849615 , date:  "2015-07-05 04:08:05" },
  { height:  547055 , difficulty:  852835 , date:  "2015-07-05 04:08:46" },
  { height:  547056 , difficulty:  853071 , date:  "2015-07-05 04:09:10" },
  { height:  547057 , difficulty:  852070 , date:  "2015-07-05 04:11:23" },
  { height:  547058 , difficulty:  851409 , date:  "2015-07-05 04:12:06" },
  { height:  547059 , difficulty:  852679 , date:  "2015-07-05 04:13:10" },
  { height:  547060 , difficulty:  852564 , date:  "2015-07-05 04:13:33" },
  { height:  547061 , difficulty:  853244 , date:  "2015-07-05 04:14:05" },
  { height:  547062 , difficulty:  855650 , date:  "2015-07-05 04:17:08" },
  { height:  547063 , difficulty:  855774 , date:  "2015-07-05 04:17:39" },
  { height:  547064 , difficulty:  860696 , date:  "2015-07-05 04:17:55" },
  { height:  547065 , difficulty:  857091 , date:  "2015-07-05 04:18:28" },
  { height:  547066 , difficulty:  856406 , date:  "2015-07-05 04:18:59" },
  { height:  547067 , difficulty:  854711 , date:  "2015-07-05 04:20:24" },
  { height:  547068 , difficulty:  855617 , date:  "2015-07-05 04:22:03" },
  { height:  547069 , difficulty:  854993 , date:  "2015-07-05 04:22:43" },
  { height:  547070 , difficulty:  854609 , date:  "2015-07-05 04:23:22" },
  { height:  547071 , difficulty:  854062 , date:  "2015-07-05 04:23:34" },
  { height:  547072 , difficulty:  851314 , date:  "2015-07-05 04:23:50" },
  { height:  547073 , difficulty:  851549 , date:  "2015-07-05 04:24:22" },
  { height:  547074 , difficulty:  851010 , date:  "2015-07-05 04:24:52" },
  { height:  547075 , difficulty:  852210 , date:  "2015-07-05 04:24:58" },
  { height:  547076 , difficulty:  849001 , date:  "2015-07-05 04:25:14" },
  { height:  547077 , difficulty:  850501 , date:  "2015-07-05 04:25:57" },
  { height:  547078 , difficulty:  852786 , date:  "2015-07-05 04:28:41" },
  { height:  547079 , difficulty:  854255 , date:  "2015-07-05 04:28:49" },
  { height:  547080 , difficulty:  854923 , date:  "2015-07-05 04:30:27" },
  { height:  547081 , difficulty:  855566 , date:  "2015-07-05 04:31:03" },
  { height:  547082 , difficulty:  861500 , date:  "2015-07-05 04:31:06" },
  { height:  547083 , difficulty:  860668 , date:  "2015-07-05 04:31:39" },
  { height:  547084 , difficulty:  861019 , date:  "2015-07-05 04:31:44" },
  { height:  547085 , difficulty:  862264 , date:  "2015-07-05 04:33:35" },
  { height:  547086 , difficulty:  862823 , date:  "2015-07-05 04:33:47" },
  { height:  547087 , difficulty:  864185 , date:  "2015-07-05 04:33:49" },
  { height:  547088 , difficulty:  861855 , date:  "2015-07-05 04:33:55" },
  { height:  547089 , difficulty:  864329 , date:  "2015-07-05 04:34:55" },
  { height:  547090 , difficulty:  864196 , date:  "2015-07-05 04:36:33" },
  { height:  547091 , difficulty:  863543 , date:  "2015-07-05 04:36:34" },
  { height:  547092 , difficulty:  864423 , date:  "2015-07-05 04:36:46" },
  { height:  547093 , difficulty:  864731 , date:  "2015-07-05 04:36:51" },
  { height:  547094 , difficulty:  862637 , date:  "2015-07-05 04:36:55" },
  { height:  547095 , difficulty:  862569 , date:  "2015-07-05 04:37:49" },
  { height:  547096 , difficulty:  865724 , date:  "2015-07-05 04:38:51" },
  { height:  547097 , difficulty:  867588 , date:  "2015-07-05 04:42:08" },
  { height:  547098 , difficulty:  866632 , date:  "2015-07-05 04:43:20" },
  { height:  547099 , difficulty:  866850 , date:  "2015-07-05 04:46:48" },
  { height:  547100 , difficulty:  865745 , date:  "2015-07-05 04:46:52" },
  { height:  547101 , difficulty:  867902 , date:  "2015-07-05 04:47:43" },
  { height:  547102 , difficulty:  868665 , date:  "2015-07-05 04:47:59" },
  { height:  547103 , difficulty:  868556 , date:  "2015-07-05 04:48:59" },
  { height:  547104 , difficulty:  867296 , date:  "2015-07-05 04:49:13" },
  { height:  547105 , difficulty:  867736 , date:  "2015-07-05 04:49:35" },
  { height:  547106 , difficulty:  865752 , date:  "2015-07-05 04:51:30" },
  { height:  547107 , difficulty:  865557 , date:  "2015-07-05 04:52:06" },
  { height:  547108 , difficulty:  863974 , date:  "2015-07-05 04:52:48" },
  { height:  547109 , difficulty:  861758 , date:  "2015-07-05 04:53:20" },
  { height:  547110 , difficulty:  863980 , date:  "2015-07-05 04:54:27" },
  { height:  547111 , difficulty:  864896 , date:  "2015-07-05 04:55:31" },
  { height:  547112 , difficulty:  866581 , date:  "2015-07-05 04:56:11" },
  { height:  547113 , difficulty:  862955 , date:  "2015-07-05 04:57:36" },
  { height:  547114 , difficulty:  863269 , date:  "2015-07-05 04:57:41" },
  { height:  547115 , difficulty:  858085 , date:  "2015-07-05 04:57:59" },
  { height:  547116 , difficulty:  855697 , date:  "2015-07-05 04:59:06" },
  { height:  547117 , difficulty:  855299 , date:  "2015-07-05 05:00:33" },
  { height:  547118 , difficulty:  855066 , date:  "2015-07-05 05:04:49" },
  { height:  547119 , difficulty:  855220 , date:  "2015-07-05 05:04:52" },
  { height:  547120 , difficulty:  855084 , date:  "2015-07-05 05:05:10" },
  { height:  547121 , difficulty:  854175 , date:  "2015-07-05 05:07:53" },
  { height:  547122 , difficulty:  854245 , date:  "2015-07-05 05:08:50" },
  { height:  547123 , difficulty:  856350 , date:  "2015-07-05 05:08:58" },
  { height:  547124 , difficulty:  856039 , date:  "2015-07-05 05:10:48" },
  { height:  547125 , difficulty:  856088 , date:  "2015-07-05 05:10:52" },
  { height:  547126 , difficulty:  857647 , date:  "2015-07-05 05:11:42" },
  { height:  547127 , difficulty:  857549 , date:  "2015-07-05 05:13:11" },
  { height:  547128 , difficulty:  853770 , date:  "2015-07-05 05:13:21" },
  { height:  547129 , difficulty:  854961 , date:  "2015-07-05 05:13:41" },
  { height:  547130 , difficulty:  859932 , date:  "2015-07-05 05:18:17" },
  { height:  547131 , difficulty:  859061 , date:  "2015-07-05 05:21:29" },
  { height:  547132 , difficulty:  860933 , date:  "2015-07-05 05:21:31" },
  { height:  547133 , difficulty:  860132 , date:  "2015-07-05 05:24:39" },
  { height:  547134 , difficulty:  859258 , date:  "2015-07-05 05:25:07" },
  { height:  547135 , difficulty:  857878 , date:  "2015-07-05 05:26:14" },
  { height:  547136 , difficulty:  858568 , date:  "2015-07-05 05:26:50" },
  { height:  547137 , difficulty:  859550 , date:  "2015-07-05 05:26:56" },
  { height:  547138 , difficulty:  856927 , date:  "2015-07-05 05:27:14" },
  { height:  547139 , difficulty:  856739 , date:  "2015-07-05 05:27:20" },
  { height:  547140 , difficulty:  857515 , date:  "2015-07-05 05:28:52" },
  { height:  547141 , difficulty:  860876 , date:  "2015-07-05 05:29:25" },
  { height:  547142 , difficulty:  860301 , date:  "2015-07-05 05:31:39" },
  { height:  547143 , difficulty:  859165 , date:  "2015-07-05 05:32:04" },
  { height:  547144 , difficulty:  857840 , date:  "2015-07-05 05:33:40" },
  { height:  547145 , difficulty:  858706 , date:  "2015-07-05 05:34:38" },
  { height:  547146 , difficulty:  859280 , date:  "2015-07-05 05:35:10" },
  { height:  547147 , difficulty:  859778 , date:  "2015-07-05 05:35:32" },
  { height:  547148 , difficulty:  859586 , date:  "2015-07-05 05:38:35" },
  { height:  547149 , difficulty:  859712 , date:  "2015-07-05 05:38:51" },
  { height:  547150 , difficulty:  860545 , date:  "2015-07-05 05:39:57" },
  { height:  547151 , difficulty:  861875 , date:  "2015-07-05 05:40:00" },
  { height:  547152 , difficulty:  861608 , date:  "2015-07-05 05:40:19" },
  { height:  547153 , difficulty:  861265 , date:  "2015-07-05 05:40:35" },
  { height:  547154 , difficulty:  860465 , date:  "2015-07-05 05:40:40" },
  { height:  547155 , difficulty:  860380 , date:  "2015-07-05 05:40:42" },
  { height:  547156 , difficulty:  858244 , date:  "2015-07-05 05:41:08" },
  { height:  547157 , difficulty:  858159 , date:  "2015-07-05 05:41:49" },
  { height:  547158 , difficulty:  858650 , date:  "2015-07-05 05:41:53" },
  { height:  547159 , difficulty:  858384 , date:  "2015-07-05 05:47:06" },
  { height:  547160 , difficulty:  859214 , date:  "2015-07-05 05:47:45" },
  { height:  547161 , difficulty:  859000 , date:  "2015-07-05 05:49:09" },
  { height:  547162 , difficulty:  858860 , date:  "2015-07-05 05:50:21" },
  { height:  547163 , difficulty:  860897 , date:  "2015-07-05 05:50:23" },
  { height:  547164 , difficulty:  861517 , date:  "2015-07-05 05:51:24" },
  { height:  547165 , difficulty:  860285 , date:  "2015-07-05 05:52:01" },
  { height:  547166 , difficulty:  860153 , date:  "2015-07-05 05:52:06" },
  { height:  547167 , difficulty:  863123 , date:  "2015-07-05 05:52:18" },
  { height:  547168 , difficulty:  863353 , date:  "2015-07-05 05:52:25" },
  { height:  547169 , difficulty:  863436 , date:  "2015-07-05 05:53:16" },
  { height:  547170 , difficulty:  864500 , date:  "2015-07-05 05:53:32" },
  { height:  547171 , difficulty:  864919 , date:  "2015-07-05 05:53:51" },
  { height:  547172 , difficulty:  863715 , date:  "2015-07-05 05:55:50" },
  { height:  547173 , difficulty:  860613 , date:  "2015-07-05 05:55:53" },
  { height:  547174 , difficulty:  863581 , date:  "2015-07-05 05:58:24" },
  { height:  547175 , difficulty:  858698 , date:  "2015-07-05 05:59:52" },
  { height:  547176 , difficulty:  859770 , date:  "2015-07-05 05:59:55" },
  { height:  547177 , difficulty:  861556 , date:  "2015-07-05 06:00:20" },
  { height:  547178 , difficulty:  862119 , date:  "2015-07-05 06:00:26" },
  { height:  547179 , difficulty:  861704 , date:  "2015-07-05 06:01:10" },
  { height:  547180 , difficulty:  862216 , date:  "2015-07-05 06:01:13" },
  { height:  547181 , difficulty:  863410 , date:  "2015-07-05 06:01:37" },
  { height:  547182 , difficulty:  861390 , date:  "2015-07-05 06:03:13" },
  { height:  547183 , difficulty:  861477 , date:  "2015-07-05 06:03:46" },
  { height:  547184 , difficulty:  862465 , date:  "2015-07-05 06:04:07" },
  { height:  547185 , difficulty:  862003 , date:  "2015-07-05 06:05:53" },
  { height:  547186 , difficulty:  860842 , date:  "2015-07-05 06:06:22" },
  { height:  547187 , difficulty:  861587 , date:  "2015-07-05 06:06:26" },
  { height:  547188 , difficulty:  861021 , date:  "2015-07-05 06:08:43" },
  { height:  547189 , difficulty:  860987 , date:  "2015-07-05 06:10:04" },
  { height:  547190 , difficulty:  862519 , date:  "2015-07-05 06:10:10" },
  { height:  547191 , difficulty:  864290 , date:  "2015-07-05 06:10:12" },
  { height:  547192 , difficulty:  863454 , date:  "2015-07-05 06:12:42" },
  { height:  547193 , difficulty:  863668 , date:  "2015-07-05 06:16:40" },
  { height:  547194 , difficulty:  858153 , date:  "2015-07-05 06:18:59" },
  { height:  547195 , difficulty:  858603 , date:  "2015-07-05 06:19:05" },
  { height:  547196 , difficulty:  859054 , date:  "2015-07-05 06:19:22" },
  { height:  547197 , difficulty:  859308 , date:  "2015-07-05 06:20:31" },
  { height:  547198 , difficulty:  858252 , date:  "2015-07-05 06:21:53" },
  { height:  547199 , difficulty:  858663 , date:  "2015-07-05 06:22:19" },
  { height:  547200 , difficulty:  857186 , date:  "2015-07-05 06:22:20" },
  { height:  547201 , difficulty:  860555 , date:  "2015-07-05 06:22:33" },
  { height:  547202 , difficulty:  859465 , date:  "2015-07-05 06:23:01" },
  { height:  547203 , difficulty:  862246 , date:  "2015-07-05 06:23:34" },
  { height:  547204 , difficulty:  862705 , date:  "2015-07-05 06:24:07" },
  { height:  547205 , difficulty:  862681 , date:  "2015-07-05 06:24:11" },
  { height:  547206 , difficulty:  856142 , date:  "2015-07-05 06:25:35" },
  { height:  547207 , difficulty:  853486 , date:  "2015-07-05 06:28:55" },
  { height:  547208 , difficulty:  854747 , date:  "2015-07-05 06:28:57" },
  { height:  547209 , difficulty:  857120 , date:  "2015-07-05 06:31:40" },
  { height:  547210 , difficulty:  857349 , date:  "2015-07-05 06:31:46" },
  { height:  547211 , difficulty:  856539 , date:  "2015-07-05 06:32:42" },
  { height:  547212 , difficulty:  856406 , date:  "2015-07-05 06:32:46" },
  { height:  547213 , difficulty:  857651 , date:  "2015-07-05 06:34:42" },
  { height:  547214 , difficulty:  859427 , date:  "2015-07-05 06:35:35" },
  { height:  547215 , difficulty:  860213 , date:  "2015-07-05 06:35:36" },
  { height:  547216 , difficulty:  858182 , date:  "2015-07-05 06:35:41" },
  { height:  547217 , difficulty:  859361 , date:  "2015-07-05 06:36:13" },
  { height:  547218 , difficulty:  856742 , date:  "2015-07-05 06:36:28" },
  { height:  547219 , difficulty:  856419 , date:  "2015-07-05 06:37:06" },
  { height:  547220 , difficulty:  855159 , date:  "2015-07-05 06:37:41" },
  { height:  547221 , difficulty:  854552 , date:  "2015-07-05 06:38:59" },
  { height:  547222 , difficulty:  855193 , date:  "2015-07-05 06:39:42" },
  { height:  547223 , difficulty:  854899 , date:  "2015-07-05 06:41:11" },
  { height:  547224 , difficulty:  851167 , date:  "2015-07-05 06:41:13" },
  { height:  547225 , difficulty:  850947 , date:  "2015-07-05 06:42:08" },
  { height:  547226 , difficulty:  849874 , date:  "2015-07-05 06:42:23" },
  { height:  547227 , difficulty:  850937 , date:  "2015-07-05 06:45:43" },
  { height:  547228 , difficulty:  851187 , date:  "2015-07-05 06:45:45" },
  { height:  547229 , difficulty:  851291 , date:  "2015-07-05 06:46:01" },
  { height:  547230 , difficulty:  851755 , date:  "2015-07-05 06:46:32" },
  { height:  547231 , difficulty:  852218 , date:  "2015-07-05 06:49:35" },
  { height:  547232 , difficulty:  852177 , date:  "2015-07-05 06:50:03" },
  { height:  547233 , difficulty:  851566 , date:  "2015-07-05 06:50:07" },
  { height:  547234 , difficulty:  851715 , date:  "2015-07-05 06:51:20" },
  { height:  547235 , difficulty:  849066 , date:  "2015-07-05 06:51:27" },
  { height:  547236 , difficulty:  849403 , date:  "2015-07-05 06:51:31" },
  { height:  547237 , difficulty:  847666 , date:  "2015-07-05 06:52:21" },
  { height:  547238 , difficulty:  846124 , date:  "2015-07-05 06:52:55" },
  { height:  547239 , difficulty:  847142 , date:  "2015-07-05 06:53:02" },
  { height:  547240 , difficulty:  846119 , date:  "2015-07-05 06:53:14" },
  { height:  547241 , difficulty:  847512 , date:  "2015-07-05 06:53:43" },
  { height:  547242 , difficulty:  849313 , date:  "2015-07-05 06:54:16" },
  { height:  547243 , difficulty:  849190 , date:  "2015-07-05 06:55:15" },
  { height:  547244 , difficulty:  853285 , date:  "2015-07-05 06:55:20" },
  { height:  547245 , difficulty:  852586 , date:  "2015-07-05 06:57:10" },
  { height:  547246 , difficulty:  853794 , date:  "2015-07-05 06:57:52" },
  { height:  547247 , difficulty:  853478 , date:  "2015-07-05 06:58:02" },
  { height:  547248 , difficulty:  850900 , date:  "2015-07-05 06:59:12" },
  { height:  547249 , difficulty:  851383 , date:  "2015-07-05 06:59:44" },
  { height:  547250 , difficulty:  849762 , date:  "2015-07-05 07:00:42" },
  { height:  547251 , difficulty:  848163 , date:  "2015-07-05 07:01:47" },
  { height:  547252 , difficulty:  856342 , date:  "2015-07-05 07:02:08" },
  { height:  547253 , difficulty:  855874 , date:  "2015-07-05 07:03:04" },
  { height:  547254 , difficulty:  858672 , date:  "2015-07-05 07:03:08" },
  { height:  547255 , difficulty:  858318 , date:  "2015-07-05 07:03:41" },
  { height:  547256 , difficulty:  858471 , date:  "2015-07-05 07:04:34" },
  { height:  547257 , difficulty:  861069 , date:  "2015-07-05 07:05:16" },
  { height:  547258 , difficulty:  858970 , date:  "2015-07-05 07:06:47" },
  { height:  547259 , difficulty:  859217 , date:  "2015-07-05 07:07:18" },
  { height:  547260 , difficulty:  859227 , date:  "2015-07-05 07:09:21" },
  { height:  547261 , difficulty:  859356 , date:  "2015-07-05 07:09:22" },
  { height:  547262 , difficulty:  859598 , date:  "2015-07-05 07:10:08" },
  { height:  547263 , difficulty:  860803 , date:  "2015-07-05 07:11:02" },
  { height:  547264 , difficulty:  857637 , date:  "2015-07-05 07:11:21" },
  { height:  547265 , difficulty:  856745 , date:  "2015-07-05 07:12:09" },
  { height:  547266 , difficulty:  857006 , date:  "2015-07-05 07:13:12" },
  { height:  547267 , difficulty:  857394 , date:  "2015-07-05 07:13:46" },
  { height:  547268 , difficulty:  854474 , date:  "2015-07-05 07:13:52" },
  { height:  547269 , difficulty:  852148 , date:  "2015-07-05 07:14:11" },
  { height:  547270 , difficulty:  849047 , date:  "2015-07-05 07:14:38" },
  { height:  547271 , difficulty:  849087 , date:  "2015-07-05 07:15:19" },
  { height:  547272 , difficulty:  849176 , date:  "2015-07-05 07:15:21" },
  { height:  547273 , difficulty:  848095 , date:  "2015-07-05 07:15:30" },
  { height:  547274 , difficulty:  846895 , date:  "2015-07-05 07:15:56" },
  { height:  547275 , difficulty:  846680 , date:  "2015-07-05 07:16:31" },
  { height:  547276 , difficulty:  847048 , date:  "2015-07-05 07:16:33" },
  { height:  547277 , difficulty:  848219 , date:  "2015-07-05 07:16:45" },
  { height:  547278 , difficulty:  848164 , date:  "2015-07-05 07:16:50" },
  { height:  547279 , difficulty:  848944 , date:  "2015-07-05 07:18:58" },
  { height:  547280 , difficulty:  852963 , date:  "2015-07-05 07:20:22" },
  { height:  547281 , difficulty:  853223 , date:  "2015-07-05 07:20:24" },
  { height:  547282 , difficulty:  856333 , date:  "2015-07-05 07:21:24" },
  { height:  547283 , difficulty:  855886 , date:  "2015-07-05 07:21:45" },
  { height:  547284 , difficulty:  857163 , date:  "2015-07-05 07:21:55" },
  { height:  547285 , difficulty:  853606 , date:  "2015-07-05 07:22:04" },
  { height:  547286 , difficulty:  855154 , date:  "2015-07-05 07:23:10" },
  { height:  547287 , difficulty:  853986 , date:  "2015-07-05 07:23:57" },
  { height:  547288 , difficulty:  854796 , date:  "2015-07-05 07:24:03" },
  { height:  547289 , difficulty:  855033 , date:  "2015-07-05 07:24:15" },
  { height:  547290 , difficulty:  854274 , date:  "2015-07-05 07:24:33" },
  { height:  547291 , difficulty:  854517 , date:  "2015-07-05 07:26:57" },
  { height:  547292 , difficulty:  859514 , date:  "2015-07-05 07:27:27" },
  { height:  547293 , difficulty:  860764 , date:  "2015-07-05 07:29:22" },
  { height:  547294 , difficulty:  860779 , date:  "2015-07-05 07:31:28" },
  { height:  547295 , difficulty:  859949 , date:  "2015-07-05 07:31:30" },
  { height:  547296 , difficulty:  859504 , date:  "2015-07-05 07:34:13" },
  { height:  547297 , difficulty:  858577 , date:  "2015-07-05 07:34:23" },
  { height:  547298 , difficulty:  857818 , date:  "2015-07-05 07:34:35" },
  { height:  547299 , difficulty:  855866 , date:  "2015-07-05 07:35:14" },
  { height:  547300 , difficulty:  856921 , date:  "2015-07-05 07:35:39" },
  { height:  547301 , difficulty:  858745 , date:  "2015-07-05 07:37:10" },
  { height:  547302 , difficulty:  860550 , date:  "2015-07-05 07:37:14" },
  { height:  547303 , difficulty:  858763 , date:  "2015-07-05 07:37:22" },
  { height:  547304 , difficulty:  858806 , date:  "2015-07-05 07:37:25" },
  { height:  547305 , difficulty:  859329 , date:  "2015-07-05 07:38:49" },
  { height:  547306 , difficulty:  859900 , date:  "2015-07-05 07:39:57" },
  { height:  547307 , difficulty:  859414 , date:  "2015-07-05 07:40:42" },
  { height:  547308 , difficulty:  858856 , date:  "2015-07-05 07:41:05" },
  { height:  547309 , difficulty:  859472 , date:  "2015-07-05 07:42:46" },
  { height:  547310 , difficulty:  859632 , date:  "2015-07-05 07:43:36" },
  { height:  547311 , difficulty:  859769 , date:  "2015-07-05 07:44:01" },
  { height:  547312 , difficulty:  860102 , date:  "2015-07-05 07:44:42" },
  { height:  547313 , difficulty:  859829 , date:  "2015-07-05 07:45:06" },
  { height:  547314 , difficulty:  861528 , date:  "2015-07-05 07:46:44" },
  { height:  547315 , difficulty:  861758 , date:  "2015-07-05 07:48:29" },
  { height:  547316 , difficulty:  862204 , date:  "2015-07-05 07:49:22" },
  { height:  547317 , difficulty:  862409 , date:  "2015-07-05 07:49:55" },
  { height:  547318 , difficulty:  861724 , date:  "2015-07-05 07:50:48" },
  { height:  547319 , difficulty:  861449 , date:  "2015-07-05 07:51:53" },
  { height:  547320 , difficulty:  863560 , date:  "2015-07-05 07:51:55" },
  { height:  547321 , difficulty:  861095 , date:  "2015-07-05 07:52:30" },
  { height:  547322 , difficulty:  860353 , date:  "2015-07-05 07:53:13" },
  { height:  547323 , difficulty:  864860 , date:  "2015-07-05 07:54:10" },
  { height:  547324 , difficulty:  866687 , date:  "2015-07-05 07:54:21" },
  { height:  547325 , difficulty:  866121 , date:  "2015-07-05 07:54:28" },
  { height:  547326 , difficulty:  864849 , date:  "2015-07-05 07:55:07" },
  { height:  547327 , difficulty:  866205 , date:  "2015-07-05 07:55:18" },
  { height:  547328 , difficulty:  866658 , date:  "2015-07-05 07:55:24" },
  { height:  547329 , difficulty:  865473 , date:  "2015-07-05 07:57:31" },
  { height:  547330 , difficulty:  866663 , date:  "2015-07-05 07:57:33" },
  { height:  547331 , difficulty:  865972 , date:  "2015-07-05 07:58:31" },
  { height:  547332 , difficulty:  866526 , date:  "2015-07-05 07:58:58" },
  { height:  547333 , difficulty:  866305 , date:  "2015-07-05 08:02:49" },
  { height:  547334 , difficulty:  864425 , date:  "2015-07-05 08:02:54" },
  { height:  547335 , difficulty:  866906 , date:  "2015-07-05 08:03:09" },
  { height:  547336 , difficulty:  864295 , date:  "2015-07-05 08:04:54" },
  { height:  547337 , difficulty:  869592 , date:  "2015-07-05 08:06:41" },
  { height:  547338 , difficulty:  868946 , date:  "2015-07-05 08:09:32" },
  { height:  547339 , difficulty:  869902 , date:  "2015-07-05 08:10:10" },
  { height:  547340 , difficulty:  870062 , date:  "2015-07-05 08:11:14" },
  { height:  547341 , difficulty:  879125 , date:  "2015-07-05 08:12:12" },
  { height:  547342 , difficulty:  881948 , date:  "2015-07-05 08:12:49" },
  { height:  547343 , difficulty:  881213 , date:  "2015-07-05 08:14:04" },
  { height:  547344 , difficulty:  881378 , date:  "2015-07-05 08:20:24" },
  { height:  547345 , difficulty:  882446 , date:  "2015-07-05 08:22:00" },
  { height:  547346 , difficulty:  889000 , date:  "2015-07-05 08:23:10" },
  { height:  547347 , difficulty:  888590 , date:  "2015-07-05 08:23:40" },
  { height:  547348 , difficulty:  890257 , date:  "2015-07-05 08:24:55" },
  { height:  547349 , difficulty:  894417 , date:  "2015-07-05 08:24:57" },
  { height:  547350 , difficulty:  893888 , date:  "2015-07-05 08:28:33" },
  { height:  547351 , difficulty:  894112 , date:  "2015-07-05 08:29:08" },
  { height:  547352 , difficulty:  894438 , date:  "2015-07-05 08:29:13" },
  { height:  547353 , difficulty:  895444 , date:  "2015-07-05 08:29:45" },
  { height:  547354 , difficulty:  896060 , date:  "2015-07-05 08:29:50" },
  { height:  547355 , difficulty:  893684 , date:  "2015-07-05 08:30:17" },
  { height:  547356 , difficulty:  896083 , date:  "2015-07-05 08:30:57" },
  { height:  547357 , difficulty:  899598 , date:  "2015-07-05 08:33:36" },
  { height:  547358 , difficulty:  898433 , date:  "2015-07-05 08:34:23" },
  { height:  547359 , difficulty:  898849 , date:  "2015-07-05 08:34:59" },
  { height:  547360 , difficulty:  898844 , date:  "2015-07-05 08:35:08" },
  { height:  547361 , difficulty:  898755 , date:  "2015-07-05 08:35:16" },
  { height:  547362 , difficulty:  903070 , date:  "2015-07-05 08:35:55" },
  { height:  547363 , difficulty:  901894 , date:  "2015-07-05 08:37:09" },
  { height:  547364 , difficulty:  902227 , date:  "2015-07-05 08:37:20" },
  { height:  547365 , difficulty:  902510 , date:  "2015-07-05 08:37:12" },
  { height:  547366 , difficulty:  902816 , date:  "2015-07-05 08:37:22" },
  { height:  547367 , difficulty:  899558 , date:  "2015-07-05 08:37:56" },
  { height:  547368 , difficulty:  905086 , date:  "2015-07-05 08:37:58" },
  { height:  547369 , difficulty:  902255 , date:  "2015-07-05 08:39:31" },
  { height:  547370 , difficulty:  900044 , date:  "2015-07-05 08:39:40" },
  { height:  547371 , difficulty:  900097 , date:  "2015-07-05 08:40:54" },
  { height:  547372 , difficulty:  899595 , date:  "2015-07-05 08:41:55" },
  { height:  547373 , difficulty:  900404 , date:  "2015-07-05 08:41:58" },
  { height:  547374 , difficulty:  901760 , date:  "2015-07-05 08:42:00" },
  { height:  547375 , difficulty:  900894 , date:  "2015-07-05 08:43:11" },
  { height:  547376 , difficulty:  901371 , date:  "2015-07-05 08:43:58" },
  { height:  547377 , difficulty:  899065 , date:  "2015-07-05 08:44:14" },
  { height:  547378 , difficulty:  899474 , date:  "2015-07-05 08:44:45" },
  { height:  547379 , difficulty:  900175 , date:  "2015-07-05 08:47:26" },
  { height:  547380 , difficulty:  901219 , date:  "2015-07-05 08:47:46" },
  { height:  547381 , difficulty:  899367 , date:  "2015-07-05 08:47:49" },
  { height:  547382 , difficulty:  897911 , date:  "2015-07-05 08:48:08" },
  { height:  547383 , difficulty:  897219 , date:  "2015-07-05 08:49:11" },
  { height:  547384 , difficulty:  898608 , date:  "2015-07-05 08:49:41" },
  { height:  547385 , difficulty:  897330 , date:  "2015-07-05 08:49:42" },
  { height:  547386 , difficulty:  896445 , date:  "2015-07-05 08:49:48" },
  { height:  547387 , difficulty:  896684 , date:  "2015-07-05 08:53:30" },
  { height:  547388 , difficulty:  896086 , date:  "2015-07-05 08:53:49" },
  { height:  547389 , difficulty:  900224 , date:  "2015-07-05 08:53:55" },
  { height:  547390 , difficulty:  898605 , date:  "2015-07-05 08:56:16" },
  { height:  547391 , difficulty:  896863 , date:  "2015-07-05 08:56:24" },
  { height:  547392 , difficulty:  896377 , date:  "2015-07-05 08:56:35" },
  { height:  547393 , difficulty:  895603 , date:  "2015-07-05 08:56:59" },
  { height:  547394 , difficulty:  896204 , date:  "2015-07-05 08:57:22" },
  { height:  547395 , difficulty:  895296 , date:  "2015-07-05 08:57:31" },
  { height:  547396 , difficulty:  896268 , date:  "2015-07-05 08:58:00" },
  { height:  547397 , difficulty:  900461 , date:  "2015-07-05 08:58:02" },
  { height:  547398 , difficulty:  900542 , date:  "2015-07-05 08:59:06" },
  { height:  547399 , difficulty:  900477 , date:  "2015-07-05 08:59:47" },
  { height:  547400 , difficulty:  903931 , date:  "2015-07-05 09:00:15" },
  { height:  547401 , difficulty:  904669 , date:  "2015-07-05 09:01:46" },
  { height:  547402 , difficulty:  907156 , date:  "2015-07-05 09:01:48" },
  { height:  547403 , difficulty:  907628 , date:  "2015-07-05 09:03:02" },
  { height:  547404 , difficulty:  911181 , date:  "2015-07-05 09:03:41" },
  { height:  547405 , difficulty:  909820 , date:  "2015-07-05 09:03:47" },
  { height:  547406 , difficulty:  910183 , date:  "2015-07-05 09:05:14" },
  { height:  547407 , difficulty:  909603 , date:  "2015-07-05 09:05:39" },
  { height:  547408 , difficulty:  909887 , date:  "2015-07-05 09:06:03" },
  { height:  547409 , difficulty:  904005 , date:  "2015-07-05 09:06:53" },
  { height:  547410 , difficulty:  906456 , date:  "2015-07-05 09:07:35" },
  { height:  547411 , difficulty:  912262 , date:  "2015-07-05 09:07:37" },
  { height:  547412 , difficulty:  909610 , date:  "2015-07-05 09:08:22" },
  { height:  547413 , difficulty:  906962 , date:  "2015-07-05 09:08:23" },
  { height:  547414 , difficulty:  903085 , date:  "2015-07-05 09:08:30" },
  { height:  547415 , difficulty:  903380 , date:  "2015-07-05 09:09:03" },
  { height:  547416 , difficulty:  903722 , date:  "2015-07-05 09:09:56" },
  { height:  547417 , difficulty:  904097 , date:  "2015-07-05 09:10:20" },
  { height:  547418 , difficulty:  903743 , date:  "2015-07-05 09:11:42" },
  { height:  547419 , difficulty:  903517 , date:  "2015-07-05 09:11:43" },
  { height:  547420 , difficulty:  893718 , date:  "2015-07-05 09:12:06" },
  { height:  547421 , difficulty:  893808 , date:  "2015-07-05 09:12:24" },
  { height:  547422 , difficulty:  894667 , date:  "2015-07-05 09:12:50" },
  { height:  547423 , difficulty:  896515 , date:  "2015-07-05 09:15:08" },
  { height:  547424 , difficulty:  894758 , date:  "2015-07-05 09:15:19" },
  { height:  547425 , difficulty:  898764 , date:  "2015-07-05 09:17:06" },
  { height:  547426 , difficulty:  893579 , date:  "2015-07-05 09:20:38" },
  { height:  547427 , difficulty:  892896 , date:  "2015-07-05 09:21:55" },
  { height:  547428 , difficulty:  893867 , date:  "2015-07-05 09:22:29" },
  { height:  547429 , difficulty:  893394 , date:  "2015-07-05 09:23:06" },
  { height:  547430 , difficulty:  895173 , date:  "2015-07-05 09:23:09" },
  { height:  547431 , difficulty:  895499 , date:  "2015-07-05 09:23:13" },
  { height:  547432 , difficulty:  895473 , date:  "2015-07-05 09:23:16" },
  { height:  547433 , difficulty:  892847 , date:  "2015-07-05 09:23:47" },
  { height:  547434 , difficulty:  891980 , date:  "2015-07-05 09:24:12" },
  { height:  547435 , difficulty:  891729 , date:  "2015-07-05 09:24:20" },
  { height:  547436 , difficulty:  891933 , date:  "2015-07-05 09:25:01" },
  { height:  547437 , difficulty:  892085 , date:  "2015-07-05 09:25:06" },
  { height:  547438 , difficulty:  892197 , date:  "2015-07-05 09:25:12" },
  { height:  547439 , difficulty:  895742 , date:  "2015-07-05 09:27:39" },
  { height:  547440 , difficulty:  895851 , date:  "2015-07-05 09:29:26" },
  { height:  547441 , difficulty:  896219 , date:  "2015-07-05 09:30:30" },
  { height:  547442 , difficulty:  896604 , date:  "2015-07-05 09:30:38" },
  { height:  547443 , difficulty:  898515 , date:  "2015-07-05 09:30:51" },
  { height:  547444 , difficulty:  898911 , date:  "2015-07-05 09:30:53" },
  { height:  547445 , difficulty:  896746 , date:  "2015-07-05 09:32:55" },
  { height:  547446 , difficulty:  897024 , date:  "2015-07-05 09:32:57" },
  { height:  547447 , difficulty:  895528 , date:  "2015-07-05 09:33:57" },
  { height:  547448 , difficulty:  894326 , date:  "2015-07-05 09:34:22" },
  { height:  547449 , difficulty:  895579 , date:  "2015-07-05 09:36:26" },
  { height:  547450 , difficulty:  897514 , date:  "2015-07-05 09:36:29" },
  { height:  547451 , difficulty:  896102 , date:  "2015-07-05 09:38:48" },
  { height:  547452 , difficulty:  895730 , date:  "2015-07-05 09:38:50" },
  { height:  547453 , difficulty:  896569 , date:  "2015-07-05 09:40:50" },
  { height:  547454 , difficulty:  902710 , date:  "2015-07-05 09:41:51" },
  { height:  547455 , difficulty:  899577 , date:  "2015-07-05 09:42:32" },
  { height:  547456 , difficulty:  899772 , date:  "2015-07-05 09:42:37" },
  { height:  547457 , difficulty:  900456 , date:  "2015-07-05 09:43:47" },
  { height:  547458 , difficulty:  901008 , date:  "2015-07-05 09:45:15" },
  { height:  547459 , difficulty:  899619 , date:  "2015-07-05 09:45:41" },
  { height:  547460 , difficulty:  904047 , date:  "2015-07-05 09:45:48" },
  { height:  547461 , difficulty:  904962 , date:  "2015-07-05 09:46:56" },
  { height:  547462 , difficulty:  905927 , date:  "2015-07-05 09:47:44" },
  { height:  547463 , difficulty:  902700 , date:  "2015-07-05 09:49:02" },
  { height:  547464 , difficulty:  902425 , date:  "2015-07-05 09:49:08" },
  { height:  547465 , difficulty:  902715 , date:  "2015-07-05 09:51:56" },
  { height:  547466 , difficulty:  902399 , date:  "2015-07-05 09:52:31" },
  { height:  547467 , difficulty:  904338 , date:  "2015-07-05 09:52:45" },
  { height:  547468 , difficulty:  905222 , date:  "2015-07-05 09:52:53" },
  { height:  547469 , difficulty:  905969 , date:  "2015-07-05 09:53:57" },
  { height:  547470 , difficulty:  907621 , date:  "2015-07-05 09:54:47" },
  { height:  547471 , difficulty:  913501 , date:  "2015-07-05 09:55:31" },
  { height:  547472 , difficulty:  913081 , date:  "2015-07-05 09:56:25" },
  { height:  547473 , difficulty:  917742 , date:  "2015-07-05 09:56:26" },
  { height:  547474 , difficulty:  916197 , date:  "2015-07-05 09:56:45" },
  { height:  547475 , difficulty:  915519 , date:  "2015-07-05 09:58:39" },
  { height:  547476 , difficulty:  915689 , date:  "2015-07-05 09:58:45" },
  { height:  547477 , difficulty:  913650 , date:  "2015-07-05 10:00:19" },
  { height:  547478 , difficulty:  914390 , date:  "2015-07-05 10:01:01" },
  { height:  547479 , difficulty:  912661 , date:  "2015-07-05 10:02:00" },
  { height:  547480 , difficulty:  912447 , date:  "2015-07-05 10:04:08" },
  { height:  547481 , difficulty:  912844 , date:  "2015-07-05 10:04:21" },
  { height:  547482 , difficulty:  914772 , date:  "2015-07-05 10:04:45" },
  { height:  547483 , difficulty:  914413 , date:  "2015-07-05 10:04:47" },
  { height:  547484 , difficulty:  914970 , date:  "2015-07-05 10:07:03" },
  { height:  547485 , difficulty:  916621 , date:  "2015-07-05 10:07:49" },
  { height:  547486 , difficulty:  916097 , date:  "2015-07-05 10:08:08" },
  { height:  547487 , difficulty:  916319 , date:  "2015-07-05 10:08:22" },
  { height:  547488 , difficulty:  917859 , date:  "2015-07-05 10:08:55" },
  { height:  547489 , difficulty:  921247 , date:  "2015-07-05 10:08:58" },
  { height:  547490 , difficulty:  921862 , date:  "2015-07-05 10:09:18" },
  { height:  547491 , difficulty:  923429 , date:  "2015-07-05 10:09:38" },
  { height:  547492 , difficulty:  922919 , date:  "2015-07-05 10:10:04" },
  { height:  547493 , difficulty:  929056 , date:  "2015-07-05 10:10:32" },
  { height:  547494 , difficulty:  926930 , date:  "2015-07-05 10:14:16" },
  { height:  547495 , difficulty:  928192 , date:  "2015-07-05 10:14:22" },
  { height:  547496 , difficulty:  929478 , date:  "2015-07-05 10:15:23" },
  { height:  547497 , difficulty:  931912 , date:  "2015-07-05 10:17:09" },
  { height:  547498 , difficulty:  933648 , date:  "2015-07-05 10:20:04" },
  { height:  547499 , difficulty:  930064 , date:  "2015-07-05 10:20:57" },
  { height:  547500 , difficulty:  934496 , date:  "2015-07-05 10:21:00" },
  { height:  547501 , difficulty:  931741 , date:  "2015-07-05 10:21:33" },
  { height:  547502 , difficulty:  925982 , date:  "2015-07-05 10:23:48" },
  { height:  547503 , difficulty:  924898 , date:  "2015-07-05 10:23:54" },
  { height:  547504 , difficulty:  926701 , date:  "2015-07-05 10:25:14" },
  { height:  547505 , difficulty:  928065 , date:  "2015-07-05 10:25:49" },
  { height:  547506 , difficulty:  929208 , date:  "2015-07-05 10:28:32" },
  { height:  547507 , difficulty:  929162 , date:  "2015-07-05 10:28:46" },
  { height:  547508 , difficulty:  929526 , date:  "2015-07-05 10:29:49" },
  { height:  547509 , difficulty:  930265 , date:  "2015-07-05 10:30:27" },
  { height:  547510 , difficulty:  930780 , date:  "2015-07-05 10:31:41" },
  { height:  547511 , difficulty:  937593 , date:  "2015-07-05 10:31:45" },
  { height:  547512 , difficulty:  936763 , date:  "2015-07-05 10:32:01" },
  { height:  547513 , difficulty:  937285 , date:  "2015-07-05 10:32:34" },
  { height:  547514 , difficulty:  937555 , date:  "2015-07-05 10:33:42" },
  { height:  547515 , difficulty:  935784 , date:  "2015-07-05 10:33:48" },
  { height:  547516 , difficulty:  932873 , date:  "2015-07-05 10:34:46" },
  { height:  547517 , difficulty:  932900 , date:  "2015-07-05 10:35:29" },
  { height:  547518 , difficulty:  932732 , date:  "2015-07-05 10:35:37" },
  { height:  547519 , difficulty:  932710 , date:  "2015-07-05 10:36:17" },
  { height:  547520 , difficulty:  932772 , date:  "2015-07-05 10:38:01" },
  { height:  547521 , difficulty:  929712 , date:  "2015-07-05 10:39:18" },
  { height:  547522 , difficulty:  929928 , date:  "2015-07-05 10:39:34" },
  { height:  547523 , difficulty:  929142 , date:  "2015-07-05 10:39:42" },
  { height:  547524 , difficulty:  934639 , date:  "2015-07-05 10:39:45" },
  { height:  547525 , difficulty:  933371 , date:  "2015-07-05 10:40:05" },
  { height:  547526 , difficulty:  933395 , date:  "2015-07-05 10:40:22" },
  { height:  547527 , difficulty:  934561 , date:  "2015-07-05 10:40:54" },
  { height:  547528 , difficulty:  935393 , date:  "2015-07-05 10:42:03" },
  { height:  547529 , difficulty:  935526 , date:  "2015-07-05 10:42:36" },
  { height:  547530 , difficulty:  937142 , date:  "2015-07-05 10:42:37" },
  { height:  547531 , difficulty:  941220 , date:  "2015-07-05 10:43:17" },
  { height:  547532 , difficulty:  942907 , date:  "2015-07-05 10:45:18" },
  { height:  547533 , difficulty:  942315 , date:  "2015-07-05 10:45:20" },
  { height:  547534 , difficulty:  941301 , date:  "2015-07-05 10:47:29" },
  { height:  547535 , difficulty:  941303 , date:  "2015-07-05 10:48:49" },
  { height:  547536 , difficulty:  947953 , date:  "2015-07-05 10:49:25" },
  { height:  547537 , difficulty:  947221 , date:  "2015-07-05 10:49:26" },
  { height:  547538 , difficulty:  946064 , date:  "2015-07-05 10:52:13" },
  { height:  547539 , difficulty:  944619 , date:  "2015-07-05 10:52:18" },
  { height:  547540 , difficulty:  945485 , date:  "2015-07-05 10:53:54" },
  { height:  547541 , difficulty:  941781 , date:  "2015-07-05 10:53:56" },
  { height:  547542 , difficulty:  943042 , date:  "2015-07-05 10:54:16" },
  { height:  547543 , difficulty:  944509 , date:  "2015-07-05 10:54:20" },
  { height:  547544 , difficulty:  944464 , date:  "2015-07-05 10:54:24" },
  { height:  547545 , difficulty:  943789 , date:  "2015-07-05 10:55:32" },
  { height:  547546 , difficulty:  942942 , date:  "2015-07-05 10:55:39" },
  { height:  547547 , difficulty:  948786 , date:  "2015-07-05 10:55:47" },
  { height:  547548 , difficulty:  952225 , date:  "2015-07-05 10:55:54" },
  { height:  547549 , difficulty:  952557 , date:  "2015-07-05 10:56:36" },
  { height:  547550 , difficulty:  952419 , date:  "2015-07-05 10:57:04" },
  { height:  547551 , difficulty:  950396 , date:  "2015-07-05 10:57:25" },
  { height:  547552 , difficulty:  956572 , date:  "2015-07-05 10:58:37" },
  { height:  547553 , difficulty:  956018 , date:  "2015-07-05 10:58:39" },
  { height:  547554 , difficulty:  956137 , date:  "2015-07-05 10:59:34" },
  { height:  547555 , difficulty:  959684 , date:  "2015-07-05 11:00:13" },
  { height:  547556 , difficulty:  956271 , date:  "2015-07-05 11:00:25" },
  { height:  547557 , difficulty:  956059 , date:  "2015-07-05 11:01:56" },
  { height:  547558 , difficulty:  956324 , date:  "2015-07-05 11:03:43" },
  { height:  547559 , difficulty:  966282 , date:  "2015-07-05 11:05:12" },
  { height:  547560 , difficulty:  962912 , date:  "2015-07-05 11:06:34" },
  { height:  547561 , difficulty:  962677 , date:  "2015-07-05 11:09:08" },
  { height:  547562 , difficulty:  962309 , date:  "2015-07-05 11:10:39" },
  { height:  547563 , difficulty:  963389 , date:  "2015-07-05 11:14:44" },
  { height:  547564 , difficulty:  963737 , date:  "2015-07-05 11:14:45" },
  { height:  547565 , difficulty:  963887 , date:  "2015-07-05 11:14:48" },
  { height:  547566 , difficulty:  971891 , date:  "2015-07-05 11:15:38" },
  { height:  547567 , difficulty:  975144 , date:  "2015-07-05 11:15:43" },
  { height:  547568 , difficulty:  977959 , date:  "2015-07-05 11:17:12" },
  { height:  547569 , difficulty:  984605 , date:  "2015-07-05 11:18:07" },
  { height:  547570 , difficulty:  979477 , date:  "2015-07-05 11:19:48" },
  { height:  547571 , difficulty:  979563 , date:  "2015-07-05 11:25:04" },
  { height:  547572 , difficulty:  983812 , date:  "2015-07-05 11:25:50" },
  { height:  547573 , difficulty:  991237 , date:  "2015-07-05 11:26:23" },
  { height:  547574 , difficulty:  1001851 , date:  "2015-07-05 11:26:41" },
  { height:  547575 , difficulty:  1001339 , date:  "2015-07-05 11:26:42" },
  { height:  547576 , difficulty:  1003090 , date:  "2015-07-05 11:29:06" },
  { height:  547577 , difficulty:  1014415 , date:  "2015-07-05 11:30:14" },
  { height:  547578 , difficulty:  1011165 , date:  "2015-07-05 11:30:42" },
  { height:  547579 , difficulty:  1013417 , date:  "2015-07-05 11:34:13" },
  { height:  547580 , difficulty:  1012791 , date:  "2015-07-05 11:35:57" },
  { height:  547581 , difficulty:  1013614 , date:  "2015-07-05 11:36:00" },
  { height:  547582 , difficulty:  1010379 , date:  "2015-07-05 11:36:03" },
  { height:  547583 , difficulty:  1010381 , date:  "2015-07-05 11:36:42" },
  { height:  547584 , difficulty:  1011263 , date:  "2015-07-05 11:36:48" },
  { height:  547585 , difficulty:  1011267 , date:  "2015-07-05 11:36:55" },
  { height:  547586 , difficulty:  1011236 , date:  "2015-07-05 11:37:19" },
  { height:  547587 , difficulty:  1012046 , date:  "2015-07-05 11:38:48" },
  { height:  547588 , difficulty:  1011999 , date:  "2015-07-05 11:44:51" },
  { height:  547589 , difficulty:  1011782 , date:  "2015-07-05 11:44:58" },
  { height:  547590 , difficulty:  1011398 , date:  "2015-07-05 11:48:03" },
  { height:  547591 , difficulty:  1011895 , date:  "2015-07-05 11:48:07" },
  { height:  547592 , difficulty:  1015697 , date:  "2015-07-05 11:49:45" },
  { height:  547593 , difficulty:  1014844 , date:  "2015-07-05 11:49:48" },
  { height:  547594 , difficulty:  1019995 , date:  "2015-07-05 11:50:35" },
  { height:  547595 , difficulty:  1021789 , date:  "2015-07-05 11:51:27" },
  { height:  547596 , difficulty:  1021920 , date:  "2015-07-05 11:51:31" },
  { height:  547597 , difficulty:  1019649 , date:  "2015-07-05 11:54:23" },
  { height:  547598 , difficulty:  1019831 , date:  "2015-07-05 11:54:42" },
  { height:  547599 , difficulty:  1024173 , date:  "2015-07-05 11:56:32" },
  { height:  547600 , difficulty:  1024800 , date:  "2015-07-05 11:56:38" },
  { height:  547601 , difficulty:  1025494 , date:  "2015-07-05 11:56:53" },
  { height:  547602 , difficulty:  1027028 , date:  "2015-07-05 11:57:15" },
  { height:  547603 , difficulty:  1034576 , date:  "2015-07-05 11:57:25" },
  { height:  547604 , difficulty:  1032735 , date:  "2015-07-05 11:59:09" },
  { height:  547605 , difficulty:  1033215 , date:  "2015-07-05 11:59:14" },
  { height:  547606 , difficulty:  1034622 , date:  "2015-07-05 11:59:19" },
  { height:  547607 , difficulty:  1034035 , date:  "2015-07-05 12:00:13" },
  { height:  547608 , difficulty:  1031011 , date:  "2015-07-05 12:00:37" },
  { height:  547609 , difficulty:  1035600 , date:  "2015-07-05 12:02:10" },
  { height:  547610 , difficulty:  1032295 , date:  "2015-07-05 12:02:31" },
  { height:  547611 , difficulty:  1033279 , date:  "2015-07-05 12:03:15" },
  { height:  547612 , difficulty:  1032552 , date:  "2015-07-05 12:04:58" },
  { height:  547613 , difficulty:  1038236 , date:  "2015-07-05 12:05:02" },
  { height:  547614 , difficulty:  1035003 , date:  "2015-07-05 12:06:37" },
  { height:  547615 , difficulty:  1039500 , date:  "2015-07-05 12:07:17" },
  { height:  547616 , difficulty:  1037966 , date:  "2015-07-05 12:08:14" },
  { height:  547617 , difficulty:  1038816 , date:  "2015-07-05 12:11:25" },
  { height:  547618 , difficulty:  1044058 , date:  "2015-07-05 12:12:12" },
  { height:  547619 , difficulty:  1044128 , date:  "2015-07-05 12:12:35" },
  { height:  547620 , difficulty:  1044439 , date:  "2015-07-05 12:14:47" },
  { height:  547621 , difficulty:  1042802 , date:  "2015-07-05 12:16:37" },
  { height:  547622 , difficulty:  1044315 , date:  "2015-07-05 12:16:42" },
  { height:  547623 , difficulty:  1045820 , date:  "2015-07-05 12:17:07" },
  { height:  547624 , difficulty:  1048314 , date:  "2015-07-05 12:18:59" },
  { height:  547625 , difficulty:  1047457 , date:  "2015-07-05 12:19:01" },
  { height:  547626 , difficulty:  1047396 , date:  "2015-07-05 12:19:08" },
  { height:  547627 , difficulty:  1048020 , date:  "2015-07-05 12:21:53" },
  { height:  547628 , difficulty:  1047203 , date:  "2015-07-05 12:23:54" },
  { height:  547629 , difficulty:  1047497 , date:  "2015-07-05 12:24:26" },
  { height:  547630 , difficulty:  1045880 , date:  "2015-07-05 12:27:17" },
  { height:  547631 , difficulty:  1046328 , date:  "2015-07-05 12:29:54" },
  { height:  547632 , difficulty:  1047317 , date:  "2015-07-05 12:31:17" },
  { height:  547633 , difficulty:  1048541 , date:  "2015-07-05 12:33:57" },
  { height:  547634 , difficulty:  1047847 , date:  "2015-07-05 12:36:20" },
  { height:  547635 , difficulty:  1048510 , date:  "2015-07-05 12:36:22" },
  { height:  547636 , difficulty:  1046206 , date:  "2015-07-05 12:36:40" },
  { height:  547637 , difficulty:  1046921 , date:  "2015-07-05 12:37:58" },
  { height:  547638 , difficulty:  1044061 , date:  "2015-07-05 12:39:15" },
  { height:  547639 , difficulty:  1036317 , date:  "2015-07-05 12:39:31" },
  { height:  547640 , difficulty:  1042666 , date:  "2015-07-05 12:39:43" },
  { height:  547641 , difficulty:  1043744 , date:  "2015-07-05 12:40:21" },
  { height:  547642 , difficulty:  1044129 , date:  "2015-07-05 12:41:07" },
  { height:  547643 , difficulty:  1044248 , date:  "2015-07-05 12:41:10" },
  { height:  547644 , difficulty:  1041789 , date:  "2015-07-05 12:44:53" },
  { height:  547645 , difficulty:  1040771 , date:  "2015-07-05 12:45:04" },
  { height:  547646 , difficulty:  1039267 , date:  "2015-07-05 12:47:48" },
  { height:  547647 , difficulty:  1029312 , date:  "2015-07-05 12:49:58" },
  { height:  547648 , difficulty:  1031420 , date:  "2015-07-05 12:51:06" },
  { height:  547649 , difficulty:  1033766 , date:  "2015-07-05 12:52:41" },
  { height:  547650 , difficulty:  1036881 , date:  "2015-07-05 12:53:35" },
  { height:  547651 , difficulty:  1037348 , date:  "2015-07-05 12:53:47" },
  { height:  547652 , difficulty:  1032903 , date:  "2015-07-05 12:53:56" },
  { height:  547653 , difficulty:  1032564 , date:  "2015-07-05 12:56:18" },
  { height:  547654 , difficulty:  1032452 , date:  "2015-07-05 12:56:21" },
  { height:  547655 , difficulty:  1026185 , date:  "2015-07-05 12:56:49" },
  { height:  547656 , difficulty:  1025549 , date:  "2015-07-05 12:59:48" },
  { height:  547657 , difficulty:  1028209 , date:  "2015-07-05 13:02:37" },
  { height:  547658 , difficulty:  1028835 , date:  "2015-07-05 13:04:33" },
  { height:  547659 , difficulty:  1028526 , date:  "2015-07-05 13:07:00" },
  { height:  547660 , difficulty:  1029556 , date:  "2015-07-05 13:07:21" },
  { height:  547661 , difficulty:  1030052 , date:  "2015-07-05 13:07:27" },
  { height:  547662 , difficulty:  1030582 , date:  "2015-07-05 13:07:29" },
  { height:  547663 , difficulty:  1029476 , date:  "2015-07-05 13:07:56" },
  { height:  547664 , difficulty:  1022872 , date:  "2015-07-05 13:07:59" },
  { height:  547665 , difficulty:  1024289 , date:  "2015-07-05 13:09:41" },
  { height:  547666 , difficulty:  1024413 , date:  "2015-07-05 13:10:15" },
  { height:  547667 , difficulty:  1024670 , date:  "2015-07-05 13:10:30" },
  { height:  547668 , difficulty:  1023056 , date:  "2015-07-05 13:10:32" },
  { height:  547669 , difficulty:  1024376 , date:  "2015-07-05 13:11:13" },
  { height:  547670 , difficulty:  1024123 , date:  "2015-07-05 13:11:29" },
  { height:  547671 , difficulty:  1026619 , date:  "2015-07-05 13:12:49" },
  { height:  547672 , difficulty:  1027260 , date:  "2015-07-05 13:14:07" },
  { height:  547673 , difficulty:  1023799 , date:  "2015-07-05 13:16:14" },
  { height:  547674 , difficulty:  1025321 , date:  "2015-07-05 13:16:17" },
  { height:  547675 , difficulty:  1028220 , date:  "2015-07-05 13:17:49" },
  { height:  547676 , difficulty:  1028971 , date:  "2015-07-05 13:18:40" },
  { height:  547677 , difficulty:  1029155 , date:  "2015-07-05 13:19:20" },
  { height:  547678 , difficulty:  1029310 , date:  "2015-07-05 13:19:43" },
  { height:  547679 , difficulty:  1034159 , date:  "2015-07-05 13:20:21" },
  { height:  547680 , difficulty:  1031157 , date:  "2015-07-05 13:20:41" },
  { height:  547681 , difficulty:  1031897 , date:  "2015-07-05 13:20:48" },
  { height:  547682 , difficulty:  1033779 , date:  "2015-07-05 13:22:47" },
  { height:  547683 , difficulty:  1034021 , date:  "2015-07-05 13:22:59" },
  { height:  547684 , difficulty:  1033853 , date:  "2015-07-05 13:24:02" },
  { height:  547685 , difficulty:  1031527 , date:  "2015-07-05 13:24:14" },
  { height:  547686 , difficulty:  1032423 , date:  "2015-07-05 13:24:49" },
  { height:  547687 , difficulty:  1035366 , date:  "2015-07-05 13:25:07" },
  { height:  547688 , difficulty:  1033323 , date:  "2015-07-05 13:25:27" },
  { height:  547689 , difficulty:  1034841 , date:  "2015-07-05 13:26:05" },
  { height:  547690 , difficulty:  1033181 , date:  "2015-07-05 13:27:54" },
  { height:  547691 , difficulty:  1032871 , date:  "2015-07-05 13:27:59" },
  { height:  547692 , difficulty:  1031762 , date:  "2015-07-05 13:28:19" },
  { height:  547693 , difficulty:  1030062 , date:  "2015-07-05 13:28:22" },
  { height:  547694 , difficulty:  1029173 , date:  "2015-07-05 13:29:46" },
  { height:  547695 , difficulty:  1029046 , date:  "2015-07-05 13:30:24" },
  { height:  547696 , difficulty:  1026313 , date:  "2015-07-05 13:31:21" },
  { height:  547697 , difficulty:  1024606 , date:  "2015-07-05 13:31:36" },
  { height:  547698 , difficulty:  1025587 , date:  "2015-07-05 13:31:54" },
  { height:  547699 , difficulty:  1026738 , date:  "2015-07-05 13:32:05" },
  { height:  547700 , difficulty:  1024413 , date:  "2015-07-05 13:32:47" },
  { height:  547701 , difficulty:  1025650 , date:  "2015-07-05 13:32:59" },
  { height:  547702 , difficulty:  1026462 , date:  "2015-07-05 13:33:05" },
  { height:  547703 , difficulty:  1024040 , date:  "2015-07-05 13:33:58" },
  { height:  547704 , difficulty:  1020659 , date:  "2015-07-05 13:36:15" },
  { height:  547705 , difficulty:  1022892 , date:  "2015-07-05 13:38:24" },
  { height:  547706 , difficulty:  1018091 , date:  "2015-07-05 13:43:21" },
  { height:  547707 , difficulty:  1016117 , date:  "2015-07-05 13:44:24" },
  { height:  547708 , difficulty:  1016873 , date:  "2015-07-05 13:44:49" },
  { height:  547709 , difficulty:  1012427 , date:  "2015-07-05 13:45:46" },
  { height:  547710 , difficulty:  1010960 , date:  "2015-07-05 13:46:15" },
  { height:  547711 , difficulty:  1012638 , date:  "2015-07-05 13:46:18" },
  { height:  547712 , difficulty:  1018828 , date:  "2015-07-05 13:47:16" },
  { height:  547713 , difficulty:  1017924 , date:  "2015-07-05 13:47:16" },
  { height:  547714 , difficulty:  1022905 , date:  "2015-07-05 13:47:22" },
  { height:  547715 , difficulty:  1026090 , date:  "2015-07-05 13:47:27" },
  { height:  547716 , difficulty:  1027122 , date:  "2015-07-05 13:49:28" },
  { height:  547717 , difficulty:  1027831 , date:  "2015-07-05 13:52:31" },
  { height:  547718 , difficulty:  1028084 , date:  "2015-07-05 13:52:53" },
  { height:  547719 , difficulty:  1028760 , date:  "2015-07-05 13:55:21" },
  { height:  547720 , difficulty:  1024839 , date:  "2015-07-05 13:55:25" },
  { height:  547721 , difficulty:  1024979 , date:  "2015-07-05 13:57:43" },
  { height:  547722 , difficulty:  1026220 , date:  "2015-07-05 13:57:49" },
  { height:  547723 , difficulty:  1023547 , date:  "2015-07-05 14:10:54" },
  { height:  547724 , difficulty:  1021893 , date:  "2015-07-05 14:10:59" },
  { height:  547725 , difficulty:  1019961 , date:  "2015-07-05 14:11:18" },
  { height:  547726 , difficulty:  1019807 , date:  "2015-07-05 14:13:46" },
  { height:  547727 , difficulty:  1025347 , date:  "2015-07-05 14:15:15" },
  { height:  547728 , difficulty:  1027608 , date:  "2015-07-05 14:18:24" },
  { height:  547729 , difficulty:  1025165 , date:  "2015-07-05 14:22:48" },
  { height:  547730 , difficulty:  1026737 , date:  "2015-07-05 14:22:53" },
  { height:  547731 , difficulty:  1026935 , date:  "2015-07-05 14:24:12" },
  { height:  547732 , difficulty:  1025773 , date:  "2015-07-05 14:24:15" },
  { height:  547733 , difficulty:  1022046 , date:  "2015-07-05 14:25:38" },
  { height:  547734 , difficulty:  1020711 , date:  "2015-07-05 14:26:10" },
  { height:  547735 , difficulty:  1017086 , date:  "2015-07-05 14:28:43" },
  { height:  547736 , difficulty:  1017766 , date:  "2015-07-05 14:29:17" },
  { height:  547737 , difficulty:  1023757 , date:  "2015-07-05 14:29:31" },
  { height:  547738 , difficulty:  1025021 , date:  "2015-07-05 14:29:35" },
  { height:  547739 , difficulty:  1024985 , date:  "2015-07-05 14:31:15" },
  { height:  547740 , difficulty:  1026266 , date:  "2015-07-05 14:32:04" },
  { height:  547741 , difficulty:  1024294 , date:  "2015-07-05 14:33:48" },
  { height:  547742 , difficulty:  1026257 , date:  "2015-07-05 14:34:31" },
  { height:  547743 , difficulty:  1029296 , date:  "2015-07-05 14:34:36" },
  { height:  547744 , difficulty:  1030849 , date:  "2015-07-05 14:34:40" },
  { height:  547745 , difficulty:  1031106 , date:  "2015-07-05 14:34:53" },
  { height:  547746 , difficulty:  1031298 , date:  "2015-07-05 14:38:00" },
  { height:  547747 , difficulty:  1029550 , date:  "2015-07-05 14:38:55" },
  { height:  547748 , difficulty:  1028391 , date:  "2015-07-05 14:39:01" },
  { height:  547749 , difficulty:  1025588 , date:  "2015-07-05 14:39:24" },
  { height:  547750 , difficulty:  1026010 , date:  "2015-07-05 14:39:41" },
  { height:  547751 , difficulty:  1023906 , date:  "2015-07-05 14:40:07" },
  { height:  547752 , difficulty:  1023985 , date:  "2015-07-05 14:41:29" },
  { height:  547753 , difficulty:  1028305 , date:  "2015-07-05 14:43:26" },
  { height:  547754 , difficulty:  1028151 , date:  "2015-07-05 14:46:26" },
  { height:  547755 , difficulty:  1030429 , date:  "2015-07-05 14:46:29" },
  { height:  547756 , difficulty:  1031280 , date:  "2015-07-05 14:47:31" },
  { height:  547757 , difficulty:  1031472 , date:  "2015-07-05 14:48:29" },
  { height:  547758 , difficulty:  1029014 , date:  "2015-07-05 14:49:25" },
  { height:  547759 , difficulty:  1029114 , date:  "2015-07-05 14:49:31" },
  { height:  547760 , difficulty:  1030989 , date:  "2015-07-05 14:50:50" },
  { height:  547761 , difficulty:  1031307 , date:  "2015-07-05 14:50:54" },
  { height:  547762 , difficulty:  1030556 , date:  "2015-07-05 14:50:55" },
  { height:  547763 , difficulty:  1030494 , date:  "2015-07-05 14:51:23" },
  { height:  547764 , difficulty:  1032108 , date:  "2015-07-05 14:52:50" },
  { height:  547765 , difficulty:  1034379 , date:  "2015-07-05 14:52:53" },
  { height:  547766 , difficulty:  1031194 , date:  "2015-07-05 14:52:55" },
  { height:  547767 , difficulty:  1031738 , date:  "2015-07-05 14:55:48" },
  { height:  547768 , difficulty:  1031567 , date:  "2015-07-05 14:55:54" },
  { height:  547769 , difficulty:  1031914 , date:  "2015-07-05 14:56:00" },
  { height:  547770 , difficulty:  1031258 , date:  "2015-07-05 14:56:23" },
  { height:  547771 , difficulty:  1032341 , date:  "2015-07-05 14:56:37" },
  { height:  547772 , difficulty:  1037192 , date:  "2015-07-05 14:57:30" },
  { height:  547773 , difficulty:  1039357 , date:  "2015-07-05 14:57:54" },
  { height:  547774 , difficulty:  1045927 , date:  "2015-07-05 14:58:19" },
  { height:  547775 , difficulty:  1046001 , date:  "2015-07-05 15:01:15" },
  { height:  547776 , difficulty:  1046598 , date:  "2015-07-05 15:01:20" },
  { height:  547777 , difficulty:  1047030 , date:  "2015-07-05 15:03:33" },
  { height:  547778 , difficulty:  1049129 , date:  "2015-07-05 15:03:48" },
  { height:  547779 , difficulty:  1048128 , date:  "2015-07-05 15:04:39" },
  { height:  547780 , difficulty:  1044604 , date:  "2015-07-05 15:07:29" },
  { height:  547781 , difficulty:  1044440 , date:  "2015-07-05 15:07:34" },
  { height:  547782 , difficulty:  1036175 , date:  "2015-07-05 15:08:50" },
  { height:  547783 , difficulty:  1035779 , date:  "2015-07-05 15:09:54" },
  { height:  547784 , difficulty:  1036298 , date:  "2015-07-05 15:10:23" },
  { height:  547785 , difficulty:  1036903 , date:  "2015-07-05 15:17:26" },
  { height:  547786 , difficulty:  1038317 , date:  "2015-07-05 15:21:00" },
  { height:  547787 , difficulty:  1039801 , date:  "2015-07-05 15:21:09" },
  { height:  547788 , difficulty:  1040979 , date:  "2015-07-05 15:21:57" },
  { height:  547789 , difficulty:  1041434 , date:  "2015-07-05 15:23:02" },
  { height:  547790 , difficulty:  1042139 , date:  "2015-07-05 15:23:06" },
  { height:  547791 , difficulty:  1044500 , date:  "2015-07-05 15:26:48" },
  { height:  547792 , difficulty:  1043706 , date:  "2015-07-05 15:29:11" },
  { height:  547793 , difficulty:  1046439 , date:  "2015-07-05 15:32:23" },
  { height:  547794 , difficulty:  1046139 , date:  "2015-07-05 15:32:25" },
  { height:  547795 , difficulty:  1042192 , date:  "2015-07-05 15:33:02" },
  { height:  547796 , difficulty:  1047750 , date:  "2015-07-05 15:33:23" },
  { height:  547797 , difficulty:  1045399 , date:  "2015-07-05 15:34:47" },
  { height:  547798 , difficulty:  1045786 , date:  "2015-07-05 15:36:23" },
  { height:  547799 , difficulty:  1024313 , date:  "2015-07-05 15:36:29" },
  { height:  547800 , difficulty:  1024588 , date:  "2015-07-05 15:36:45" },
  { height:  547801 , difficulty:  1025870 , date:  "2015-07-05 15:37:24" },
  { height:  547802 , difficulty:  1024304 , date:  "2015-07-05 15:39:30" },
  { height:  547803 , difficulty:  1022132 , date:  "2015-07-05 15:43:27" },
  { height:  547804 , difficulty:  1017164 , date:  "2015-07-05 15:44:36" },
  { height:  547805 , difficulty:  1017841 , date:  "2015-07-05 15:48:15" },
  { height:  547806 , difficulty:  1024010 , date:  "2015-07-05 15:48:52" },
  { height:  547807 , difficulty:  1021894 , date:  "2015-07-05 15:49:35" },
  { height:  547808 , difficulty:  1028040 , date:  "2015-07-05 15:50:04" },
  { height:  547809 , difficulty:  1026598 , date:  "2015-07-05 15:54:25" },
  { height:  547810 , difficulty:  1028009 , date:  "2015-07-05 15:54:51" },
  { height:  547811 , difficulty:  1024602 , date:  "2015-07-05 15:56:41" },
  { height:  547812 , difficulty:  1024012 , date:  "2015-07-05 15:56:42" },
  { height:  547813 , difficulty:  1024446 , date:  "2015-07-05 15:57:11" },
  { height:  547814 , difficulty:  1024819 , date:  "2015-07-05 15:59:06" },
  { height:  547815 , difficulty:  1024876 , date:  "2015-07-05 16:02:02" },
  { height:  547816 , difficulty:  1024677 , date:  "2015-07-05 16:04:52" },
  { height:  547817 , difficulty:  1025924 , date:  "2015-07-05 16:06:52" },
  { height:  547818 , difficulty:  1025665 , date:  "2015-07-05 16:07:31" },
  { height:  547819 , difficulty:  1028858 , date:  "2015-07-05 16:09:09" },
  { height:  547820 , difficulty:  1030891 , date:  "2015-07-05 16:09:55" },
  { height:  547821 , difficulty:  1031814 , date:  "2015-07-05 16:09:59" },
  { height:  547822 , difficulty:  1026900 , date:  "2015-07-05 16:11:02" },
  { height:  547823 , difficulty:  1031269 , date:  "2015-07-05 16:11:12" },
  { height:  547824 , difficulty:  1031899 , date:  "2015-07-05 16:11:58" },
  { height:  547825 , difficulty:  1033576 , date:  "2015-07-05 16:14:33" },
  { height:  547826 , difficulty:  1033433 , date:  "2015-07-05 16:15:04" },
  { height:  547827 , difficulty:  1033511 , date:  "2015-07-05 16:17:22" },
  { height:  547828 , difficulty:  1031710 , date:  "2015-07-05 16:17:32" },
  { height:  547829 , difficulty:  1028471 , date:  "2015-07-05 16:18:12" },
  { height:  547830 , difficulty:  1023187 , date:  "2015-07-05 16:19:54" },
  { height:  547831 , difficulty:  1024222 , date:  "2015-07-05 16:22:13" },
  { height:  547832 , difficulty:  1023882 , date:  "2015-07-05 16:22:24" },
  { height:  547833 , difficulty:  1022513 , date:  "2015-07-05 16:27:15" },
  { height:  547834 , difficulty:  1030903 , date:  "2015-07-05 16:27:43" },
  { height:  547835 , difficulty:  1032264 , date:  "2015-07-05 16:27:51" },
  { height:  547836 , difficulty:  1032740 , date:  "2015-07-05 16:30:18" },
  { height:  547837 , difficulty:  1035224 , date:  "2015-07-05 16:30:31" },
  { height:  547838 , difficulty:  1035570 , date:  "2015-07-05 16:30:41" },
  { height:  547839 , difficulty:  1036938 , date:  "2015-07-05 16:30:51" },
  { height:  547840 , difficulty:  1035658 , date:  "2015-07-05 16:31:32" },
  { height:  547841 , difficulty:  1036044 , date:  "2015-07-05 16:32:33" },
  { height:  547842 , difficulty:  1036674 , date:  "2015-07-05 16:33:34" },
  { height:  547843 , difficulty:  1031706 , date:  "2015-07-05 16:33:47" },
  { height:  547844 , difficulty:  1033441 , date:  "2015-07-05 16:34:41" },
  { height:  547845 , difficulty:  1034067 , date:  "2015-07-05 16:35:56" },
  { height:  547846 , difficulty:  1034247 , date:  "2015-07-05 16:44:20" },
  { height:  547847 , difficulty:  1037906 , date:  "2015-07-05 16:45:52" },
  { height:  547848 , difficulty:  1036635 , date:  "2015-07-05 16:47:43" },
  { height:  547849 , difficulty:  1041028 , date:  "2015-07-05 16:49:50" },
  { height:  547850 , difficulty:  1043406 , date:  "2015-07-05 16:50:23" },
  { height:  547851 , difficulty:  1038192 , date:  "2015-07-05 16:51:29" },
  { height:  547852 , difficulty:  1039174 , date:  "2015-07-05 16:52:06" },
  { height:  547853 , difficulty:  1035464 , date:  "2015-07-05 16:52:43" },
  { height:  547854 , difficulty:  1036732 , date:  "2015-07-05 16:52:49" },
  { height:  547855 , difficulty:  1035548 , date:  "2015-07-05 16:53:50" },
  { height:  547856 , difficulty:  1031264 , date:  "2015-07-05 16:53:53" },
  { height:  547857 , difficulty:  1034473 , date:  "2015-07-05 16:54:02" },
  { height:  547858 , difficulty:  1033434 , date:  "2015-07-05 16:54:24" },
  { height:  547859 , difficulty:  1032394 , date:  "2015-07-05 16:54:31" },
  { height:  547860 , difficulty:  1035147 , date:  "2015-07-05 16:55:48" },
  { height:  547861 , difficulty:  1023132 , date:  "2015-07-05 16:57:11" },
  { height:  547862 , difficulty:  1016993 , date:  "2015-07-05 16:57:27" },
  { height:  547863 , difficulty:  1021244 , date:  "2015-07-05 16:58:24" },
  { height:  547864 , difficulty:  1022588 , date:  "2015-07-05 17:00:22" },
  { height:  547865 , difficulty:  1021093 , date:  "2015-07-05 17:00:52" },
  { height:  547866 , difficulty:  1021353 , date:  "2015-07-05 17:00:54" },
  { height:  547867 , difficulty:  1019468 , date:  "2015-07-05 17:02:15" },
  { height:  547868 , difficulty:  1022715 , date:  "2015-07-05 17:02:26" },
  { height:  547869 , difficulty:  1021423 , date:  "2015-07-05 17:04:55" },
  { height:  547870 , difficulty:  1021885 , date:  "2015-07-05 17:04:58" },
  { height:  547871 , difficulty:  1021600 , date:  "2015-07-05 17:07:03" },
  { height:  547872 , difficulty:  1023420 , date:  "2015-07-05 17:07:05" },
  { height:  547873 , difficulty:  1023696 , date:  "2015-07-05 17:08:24" },
  { height:  547874 , difficulty:  1021879 , date:  "2015-07-05 17:09:19" },
  { height:  547875 , difficulty:  1022026 , date:  "2015-07-05 17:10:13" },
  { height:  547876 , difficulty:  1022230 , date:  "2015-07-05 17:11:15" },
  { height:  547877 , difficulty:  1022192 , date:  "2015-07-05 17:11:26" },
  { height:  547878 , difficulty:  1019634 , date:  "2015-07-05 17:11:34" },
  { height:  547879 , difficulty:  1013721 , date:  "2015-07-05 17:11:58" },
  { height:  547880 , difficulty:  1012037 , date:  "2015-07-05 17:12:09" },
  { height:  547881 , difficulty:  1008277 , date:  "2015-07-05 17:12:39" },
  { height:  547882 , difficulty:  1013474 , date:  "2015-07-05 17:13:19" },
  { height:  547883 , difficulty:  1012537 , date:  "2015-07-05 17:13:38" },
  { height:  547884 , difficulty:  1016892 , date:  "2015-07-05 17:13:45" },
  { height:  547885 , difficulty:  1009512 , date:  "2015-07-05 17:15:54" },
  { height:  547886 , difficulty:  1010715 , date:  "2015-07-05 17:17:13" },
  { height:  547887 , difficulty:  1007847 , date:  "2015-07-05 17:17:35" },
  { height:  547888 , difficulty:  1011580 , date:  "2015-07-05 17:19:32" },
  { height:  547889 , difficulty:  1012594 , date:  "2015-07-05 17:24:46" },
  { height:  547890 , difficulty:  1009472 , date:  "2015-07-05 17:25:12" },
  { height:  547891 , difficulty:  1004687 , date:  "2015-07-05 17:29:22" },
  { height:  547892 , difficulty:  1000914 , date:  "2015-07-05 17:29:34" },
  { height:  547893 , difficulty:  998140 , date:  "2015-07-05 17:32:05" },
  { height:  547894 , difficulty:  998407 , date:  "2015-07-05 17:32:25" },
  { height:  547895 , difficulty:  996877 , date:  "2015-07-05 17:32:37" },
  { height:  547896 , difficulty:  998117 , date:  "2015-07-05 17:34:35" },
  { height:  547897 , difficulty:  999564 , date:  "2015-07-05 17:34:51" },
  { height:  547898 , difficulty:  1000626 , date:  "2015-07-05 17:35:09" },
  { height:  547899 , difficulty:  1000708 , date:  "2015-07-05 17:37:04" },
  { height:  547900 , difficulty:  1001289 , date:  "2015-07-05 17:37:05" },
  { height:  547901 , difficulty:  997527 , date:  "2015-07-05 17:38:56" },
  { height:  547902 , difficulty:  1002782 , date:  "2015-07-05 17:39:58" },
  { height:  547903 , difficulty:  999125 , date:  "2015-07-05 17:40:03" },
  { height:  547904 , difficulty:  999615 , date:  "2015-07-05 17:40:59" },
  { height:  547905 , difficulty:  999662 , date:  "2015-07-05 17:41:42" },
  { height:  547906 , difficulty:  1002328 , date:  "2015-07-05 17:42:04" },
  { height:  547907 , difficulty:  999388 , date:  "2015-07-05 17:42:13" },
  { height:  547908 , difficulty:  999485 , date:  "2015-07-05 17:43:04" },
  { height:  547909 , difficulty:  993476 , date:  "2015-07-05 17:43:22" },
  { height:  547910 , difficulty:  993188 , date:  "2015-07-05 17:43:31" },
  { height:  547911 , difficulty:  993391 , date:  "2015-07-05 17:46:35" },
  { height:  547912 , difficulty:  990932 , date:  "2015-07-05 17:46:41" },
  { height:  547913 , difficulty:  991860 , date:  "2015-07-05 17:47:55" },
  { height:  547914 , difficulty:  992100 , date:  "2015-07-05 17:49:07" },
  { height:  547915 , difficulty:  992488 , date:  "2015-07-05 17:49:34" },
  { height:  547916 , difficulty:  992470 , date:  "2015-07-05 17:51:34" },
  { height:  547917 , difficulty:  991992 , date:  "2015-07-05 17:53:29" },
  { height:  547918 , difficulty:  992259 , date:  "2015-07-05 17:53:35" },
  { height:  547919 , difficulty:  992339 , date:  "2015-07-05 17:55:56" },
  { height:  547920 , difficulty:  994256 , date:  "2015-07-05 17:56:06" },
  { height:  547921 , difficulty:  993622 , date:  "2015-07-05 17:56:12" },
  { height:  547922 , difficulty:  979977 , date:  "2015-07-05 17:57:32" },
  { height:  547923 , difficulty:  979683 , date:  "2015-07-05 17:58:07" },
  { height:  547924 , difficulty:  977804 , date:  "2015-07-05 17:59:33" },
  { height:  547925 , difficulty:  976220 , date:  "2015-07-05 18:00:33" },
  { height:  547926 , difficulty:  977436 , date:  "2015-07-05 18:00:56" },
  { height:  547927 , difficulty:  976501 , date:  "2015-07-05 18:01:13" },
  { height:  547928 , difficulty:  977337 , date:  "2015-07-05 18:02:59" },
  { height:  547929 , difficulty:  976725 , date:  "2015-07-05 18:05:24" },
  { height:  547930 , difficulty:  977774 , date:  "2015-07-05 18:05:48" },
  { height:  547931 , difficulty:  977854 , date:  "2015-07-05 18:05:55" },
  { height:  547932 , difficulty:  979223 , date:  "2015-07-05 18:06:46" },
  { height:  547933 , difficulty:  981800 , date:  "2015-07-05 18:07:28" },
  { height:  547934 , difficulty:  982348 , date:  "2015-07-05 18:07:56" },
  { height:  547935 , difficulty:  985889 , date:  "2015-07-05 18:08:14" },
  { height:  547936 , difficulty:  984060 , date:  "2015-07-05 18:09:12" },
  { height:  547937 , difficulty:  983305 , date:  "2015-07-05 18:09:13" },
  { height:  547938 , difficulty:  984633 , date:  "2015-07-05 18:10:24" },
  { height:  547939 , difficulty:  983849 , date:  "2015-07-05 18:10:42" },
  { height:  547940 , difficulty:  982180 , date:  "2015-07-05 18:11:47" },
  { height:  547941 , difficulty:  983378 , date:  "2015-07-05 18:12:09" },
  { height:  547942 , difficulty:  984551 , date:  "2015-07-05 18:14:46" },
  { height:  547943 , difficulty:  982740 , date:  "2015-07-05 18:15:05" },
  { height:  547944 , difficulty:  983252 , date:  "2015-07-05 18:15:44" },
  { height:  547945 , difficulty:  980157 , date:  "2015-07-05 18:17:05" },
  { height:  547946 , difficulty:  981503 , date:  "2015-07-05 18:17:31" },
  { height:  547947 , difficulty:  978394 , date:  "2015-07-05 18:17:38" },
  { height:  547948 , difficulty:  978883 , date:  "2015-07-05 18:20:44" },
  { height:  547949 , difficulty:  977722 , date:  "2015-07-05 18:21:14" },
  { height:  547950 , difficulty:  977468 , date:  "2015-07-05 18:21:31" },
  { height:  547951 , difficulty:  976336 , date:  "2015-07-05 18:27:08" },
  { height:  547952 , difficulty:  975260 , date:  "2015-07-05 18:27:31" },
  { height:  547953 , difficulty:  975389 , date:  "2015-07-05 18:27:38" },
  { height:  547954 , difficulty:  978969 , date:  "2015-07-05 18:30:25" },
  { height:  547955 , difficulty:  980895 , date:  "2015-07-05 18:30:48" },
  { height:  547956 , difficulty:  980915 , date:  "2015-07-05 18:31:38" },
  { height:  547957 , difficulty:  982001 , date:  "2015-07-05 18:31:40" },
  { height:  547958 , difficulty:  981742 , date:  "2015-07-05 18:31:57" },
  { height:  547959 , difficulty:  981756 , date:  "2015-07-05 18:33:11" },
  { height:  547960 , difficulty:  982087 , date:  "2015-07-05 18:35:19" },
  { height:  547961 , difficulty:  980608 , date:  "2015-07-05 18:38:01" },
  { height:  547962 , difficulty:  979990 , date:  "2015-07-05 18:38:33" },
  { height:  547963 , difficulty:  979808 , date:  "2015-07-05 18:40:02" },
  { height:  547964 , difficulty:  977191 , date:  "2015-07-05 18:40:38" },
  { height:  547965 , difficulty:  969423 , date:  "2015-07-05 18:42:23" },
  { height:  547966 , difficulty:  972868 , date:  "2015-07-05 18:42:50" },
  { height:  547967 , difficulty:  967183 , date:  "2015-07-05 18:43:59" },
  { height:  547968 , difficulty:  970183 , date:  "2015-07-05 18:46:39" },
  { height:  547969 , difficulty:  969739 , date:  "2015-07-05 18:47:57" },
  { height:  547970 , difficulty:  969485 , date:  "2015-07-05 18:48:17" },
  { height:  547971 , difficulty:  973792 , date:  "2015-07-05 18:51:07" },
  { height:  547972 , difficulty:  971104 , date:  "2015-07-05 18:51:50" },
  { height:  547973 , difficulty:  971232 , date:  "2015-07-05 18:56:50" },
  { height:  547974 , difficulty:  972040 , date:  "2015-07-05 18:56:55" },
  { height:  547975 , difficulty:  969855 , date:  "2015-07-05 18:57:11" },
  { height:  547976 , difficulty:  972517 , date:  "2015-07-05 18:57:32" },
  { height:  547977 , difficulty:  969863 , date:  "2015-07-05 18:57:39" },
  { height:  547978 , difficulty:  968653 , date:  "2015-07-05 18:59:22" },
  { height:  547979 , difficulty:  968832 , date:  "2015-07-05 19:00:07" },
  { height:  547980 , difficulty:  969816 , date:  "2015-07-05 19:00:47" },
  { height:  547981 , difficulty:  970720 , date:  "2015-07-05 19:02:18" },
  { height:  547982 , difficulty:  971576 , date:  "2015-07-05 19:02:40" },
  { height:  547983 , difficulty:  972187 , date:  "2015-07-05 19:03:08" },
  { height:  547984 , difficulty:  973770 , date:  "2015-07-05 19:03:41" },
  { height:  547985 , difficulty:  974859 , date:  "2015-07-05 19:03:57" },
  { height:  547986 , difficulty:  975515 , date:  "2015-07-05 19:04:07" },
  { height:  547987 , difficulty:  971874 , date:  "2015-07-05 19:06:23" },
  { height:  547988 , difficulty:  972577 , date:  "2015-07-05 19:06:37" },
  { height:  547989 , difficulty:  973441 , date:  "2015-07-05 19:07:02" },
  { height:  547990 , difficulty:  974549 , date:  "2015-07-05 19:07:30" },
  { height:  547991 , difficulty:  975470 , date:  "2015-07-05 19:07:48" },
  { height:  547992 , difficulty:  973335 , date:  "2015-07-05 19:09:11" },
  { height:  547993 , difficulty:  971882 , date:  "2015-07-05 19:09:24" },
  { height:  547994 , difficulty:  973688 , date:  "2015-07-05 19:09:29" },
  { height:  547995 , difficulty:  970167 , date:  "2015-07-05 19:13:46" },
  { height:  547996 , difficulty:  971057 , date:  "2015-07-05 19:13:57" },
  { height:  547997 , difficulty:  972271 , date:  "2015-07-05 19:13:58" },
  { height:  547998 , difficulty:  971844 , date:  "2015-07-05 19:15:16" },
  { height:  547999 , difficulty:  971387 , date:  "2015-07-05 19:15:35" },
  { height:  548000 , difficulty:  969458 , date:  "2015-07-05 19:16:18" },
  { height:  548001 , difficulty:  969082 , date:  "2015-07-05 19:16:40" },
  { height:  548002 , difficulty:  968945 , date:  "2015-07-05 19:16:41" },
  { height:  548003 , difficulty:  968833 , date:  "2015-07-05 19:16:46" },
  { height:  548004 , difficulty:  969578 , date:  "2015-07-05 19:16:55" },
  { height:  548005 , difficulty:  965958 , date:  "2015-07-05 19:19:03" },
  { height:  548006 , difficulty:  967043 , date:  "2015-07-05 19:21:17" },
  { height:  548007 , difficulty:  967758 , date:  "2015-07-05 19:22:21" },
  { height:  548008 , difficulty:  972752 , date:  "2015-07-05 19:22:49" },
  { height:  548009 , difficulty:  971954 , date:  "2015-07-05 19:28:12" },
  { height:  548010 , difficulty:  971796 , date:  "2015-07-05 19:29:15" },
  { height:  548011 , difficulty:  974333 , date:  "2015-07-05 19:29:17" },
  { height:  548012 , difficulty:  975844 , date:  "2015-07-05 19:30:07" },
  { height:  548013 , difficulty:  980645 , date:  "2015-07-05 19:32:36" },
  { height:  548014 , difficulty:  979938 , date:  "2015-07-05 19:35:27" },
  { height:  548015 , difficulty:  981381 , date:  "2015-07-05 19:36:23" },
  { height:  548016 , difficulty:  981362 , date:  "2015-07-05 19:38:29" },
  { height:  548017 , difficulty:  981941 , date:  "2015-07-05 19:38:33" },
  { height:  548018 , difficulty:  979878 , date:  "2015-07-05 19:38:38" },
  { height:  548019 , difficulty:  989963 , date:  "2015-07-05 19:40:12" },
  { height:  548020 , difficulty:  991717 , date:  "2015-07-05 19:41:17" },
  { height:  548021 , difficulty:  991564 , date:  "2015-07-05 19:42:43" },
  { height:  548022 , difficulty:  991832 , date:  "2015-07-05 19:44:31" },
  { height:  548023 , difficulty:  993877 , date:  "2015-07-05 19:44:33" },
  { height:  548024 , difficulty:  988903 , date:  "2015-07-05 19:45:26" },
  { height:  548025 , difficulty:  994217 , date:  "2015-07-05 19:47:09" },
  { height:  548026 , difficulty:  994861 , date:  "2015-07-05 19:48:32" },
  { height:  548027 , difficulty:  985791 , date:  "2015-07-05 19:48:46" },
  { height:  548028 , difficulty:  986172 , date:  "2015-07-05 19:50:32" },
  { height:  548029 , difficulty:  986250 , date:  "2015-07-05 19:52:06" },
  { height:  548030 , difficulty:  982557 , date:  "2015-07-05 19:52:45" },
  { height:  548031 , difficulty:  983163 , date:  "2015-07-05 19:55:42" },
  { height:  548032 , difficulty:  986285 , date:  "2015-07-05 19:55:47" },
  { height:  548033 , difficulty:  987664 , date:  "2015-07-05 19:56:47" },
  { height:  548034 , difficulty:  988326 , date:  "2015-07-05 19:57:53" },
  { height:  548035 , difficulty:  986675 , date:  "2015-07-05 19:57:54" },
  { height:  548036 , difficulty:  983525 , date:  "2015-07-05 19:58:48" },
  { height:  548037 , difficulty:  980305 , date:  "2015-07-05 19:59:34" },
  { height:  548038 , difficulty:  981576 , date:  "2015-07-05 20:00:42" },
  { height:  548039 , difficulty:  979371 , date:  "2015-07-05 20:01:01" },
  { height:  548040 , difficulty:  978737 , date:  "2015-07-05 20:02:07" },
  { height:  548041 , difficulty:  976070 , date:  "2015-07-05 20:02:12" },
  { height:  548042 , difficulty:  976380 , date:  "2015-07-05 20:05:18" },
  { height:  548043 , difficulty:  974683 , date:  "2015-07-05 20:05:58" },
  { height:  548044 , difficulty:  973002 , date:  "2015-07-05 20:06:28" },
  { height:  548045 , difficulty:  971277 , date:  "2015-07-05 20:07:13" },
  { height:  548046 , difficulty:  972831 , date:  "2015-07-05 20:08:47" },
  { height:  548047 , difficulty:  970051 , date:  "2015-07-05 20:08:53" },
  { height:  548048 , difficulty:  969107 , date:  "2015-07-05 20:09:30" },
  { height:  548049 , difficulty:  961391 , date:  "2015-07-05 20:09:52" },
  { height:  548050 , difficulty:  963230 , date:  "2015-07-05 20:12:21" },
  { height:  548051 , difficulty:  964154 , date:  "2015-07-05 20:12:30" },
  { height:  548052 , difficulty:  964142 , date:  "2015-07-05 20:12:37" },
  { height:  548053 , difficulty:  964887 , date:  "2015-07-05 20:13:49" },
  { height:  548054 , difficulty:  966523 , date:  "2015-07-05 20:15:15" },
  { height:  548055 , difficulty:  965975 , date:  "2015-07-05 20:15:30" },
  { height:  548056 , difficulty:  965119 , date:  "2015-07-05 20:15:45" },
  { height:  548057 , difficulty:  963351 , date:  "2015-07-05 20:17:14" },
  { height:  548058 , difficulty:  964546 , date:  "2015-07-05 20:17:21" },
  { height:  548059 , difficulty:  964718 , date:  "2015-07-05 20:17:43" },
  { height:  548060 , difficulty:  964005 , date:  "2015-07-05 20:18:26" },
  { height:  548061 , difficulty:  963871 , date:  "2015-07-05 20:20:37" },
  { height:  548062 , difficulty:  969577 , date:  "2015-07-05 20:20:54" },
  { height:  548063 , difficulty:  966614 , date:  "2015-07-05 20:21:26" },
  { height:  548064 , difficulty:  966522 , date:  "2015-07-05 20:21:53" },
  { height:  548065 , difficulty:  969704 , date:  "2015-07-05 20:25:03" },
  { height:  548066 , difficulty:  969302 , date:  "2015-07-05 20:25:08" },
  { height:  548067 , difficulty:  969247 , date:  "2015-07-05 20:26:38" },
  { height:  548068 , difficulty:  967817 , date:  "2015-07-05 20:27:19" },
  { height:  548069 , difficulty:  968204 , date:  "2015-07-05 20:27:38" },
  { height:  548070 , difficulty:  968438 , date:  "2015-07-05 20:28:13" },
  { height:  548071 , difficulty:  962581 , date:  "2015-07-05 20:29:33" },
  { height:  548072 , difficulty:  962461 , date:  "2015-07-05 20:29:37" },
  { height:  548073 , difficulty:  964222 , date:  "2015-07-05 20:30:13" },
  { height:  548074 , difficulty:  963371 , date:  "2015-07-05 20:30:22" },
  { height:  548075 , difficulty:  963716 , date:  "2015-07-05 20:30:58" },
  { height:  548076 , difficulty:  965076 , date:  "2015-07-05 20:31:15" },
  { height:  548077 , difficulty:  964653 , date:  "2015-07-05 20:34:33" },
  { height:  548078 , difficulty:  966666 , date:  "2015-07-05 20:34:46" },
  { height:  548079 , difficulty:  967654 , date:  "2015-07-05 20:34:52" },
  { height:  548080 , difficulty:  967672 , date:  "2015-07-05 20:36:46" },
  { height:  548081 , difficulty:  966686 , date:  "2015-07-05 20:37:10" },
  { height:  548082 , difficulty:  963926 , date:  "2015-07-05 20:37:55" },
  { height:  548083 , difficulty:  962978 , date:  "2015-07-05 20:39:36" },
  { height:  548084 , difficulty:  963662 , date:  "2015-07-05 20:40:43" },
  { height:  548085 , difficulty:  956496 , date:  "2015-07-05 20:41:40" },
  { height:  548086 , difficulty:  955027 , date:  "2015-07-05 20:43:56" },
  { height:  548087 , difficulty:  956234 , date:  "2015-07-05 20:44:04" },
  { height:  548088 , difficulty:  955089 , date:  "2015-07-05 20:44:36" },
  { height:  548089 , difficulty:  951591 , date:  "2015-07-05 20:46:58" },
  { height:  548090 , difficulty:  948219 , date:  "2015-07-05 20:48:59" },
  { height:  548091 , difficulty:  948268 , date:  "2015-07-05 20:50:05" },
  { height:  548092 , difficulty:  945824 , date:  "2015-07-05 20:50:23" },
  { height:  548093 , difficulty:  947911 , date:  "2015-07-05 20:50:23" },
  { height:  548094 , difficulty:  947932 , date:  "2015-07-05 20:50:54" },
  { height:  548095 , difficulty:  946299 , date:  "2015-07-05 20:51:23" },
  { height:  548096 , difficulty:  945276 , date:  "2015-07-05 20:51:27" },
  { height:  548097 , difficulty:  943929 , date:  "2015-07-05 20:52:27" },
  { height:  548098 , difficulty:  944830 , date:  "2015-07-05 20:52:28" },
  { height:  548099 , difficulty:  945213 , date:  "2015-07-05 20:53:36" },
  { height:  548100 , difficulty:  946710 , date:  "2015-07-05 20:53:41" },
  { height:  548101 , difficulty:  949616 , date:  "2015-07-05 20:54:11" },
  { height:  548102 , difficulty:  949627 , date:  "2015-07-05 20:54:55" },
  { height:  548103 , difficulty:  950280 , date:  "2015-07-05 20:55:20" },
  { height:  548104 , difficulty:  948686 , date:  "2015-07-05 20:55:22" },
  { height:  548105 , difficulty:  946543 , date:  "2015-07-05 20:58:49" },
  { height:  548106 , difficulty:  945804 , date:  "2015-07-05 20:59:18" },
  { height:  548107 , difficulty:  941606 , date:  "2015-07-05 21:00:52" },
  { height:  548108 , difficulty:  942399 , date:  "2015-07-05 21:01:46" },
  { height:  548109 , difficulty:  941681 , date:  "2015-07-05 21:04:06" },
  { height:  548110 , difficulty:  940397 , date:  "2015-07-05 21:05:24" },
  { height:  548111 , difficulty:  941537 , date:  "2015-07-05 21:06:07" },
  { height:  548112 , difficulty:  940468 , date:  "2015-07-05 21:06:29" },
  { height:  548113 , difficulty:  939619 , date:  "2015-07-05 21:07:24" },
  { height:  548114 , difficulty:  941709 , date:  "2015-07-05 21:08:09" },
  { height:  548115 , difficulty:  944028 , date:  "2015-07-05 21:09:43" },
  { height:  548116 , difficulty:  944109 , date:  "2015-07-05 21:10:00" },
  { height:  548117 , difficulty:  944309 , date:  "2015-07-05 21:10:12" },
  { height:  548118 , difficulty:  940140 , date:  "2015-07-05 21:10:23" },
  { height:  548119 , difficulty:  939322 , date:  "2015-07-05 21:11:33" },
  { height:  548120 , difficulty:  941716 , date:  "2015-07-05 21:11:55" },
  { height:  548121 , difficulty:  940769 , date:  "2015-07-05 21:12:52" },
  { height:  548122 , difficulty:  940051 , date:  "2015-07-05 21:13:36" },
  { height:  548123 , difficulty:  940639 , date:  "2015-07-05 21:13:38" },
  { height:  548124 , difficulty:  942910 , date:  "2015-07-05 21:15:13" },
  { height:  548125 , difficulty:  942539 , date:  "2015-07-05 21:15:56" },
  { height:  548126 , difficulty:  942397 , date:  "2015-07-05 21:16:10" },
  { height:  548127 , difficulty:  942332 , date:  "2015-07-05 21:16:12" },
  { height:  548128 , difficulty:  945248 , date:  "2015-07-05 21:16:53" },
  { height:  548129 , difficulty:  945072 , date:  "2015-07-05 21:17:46" },
  { height:  548130 , difficulty:  944058 , date:  "2015-07-05 21:19:55" },
  { height:  548131 , difficulty:  943914 , date:  "2015-07-05 21:20:02" },
  { height:  548132 , difficulty:  945385 , date:  "2015-07-05 21:20:30" },
  { height:  548133 , difficulty:  945459 , date:  "2015-07-05 21:20:33" },
  { height:  548134 , difficulty:  946036 , date:  "2015-07-05 21:21:12" },
  { height:  548135 , difficulty:  945757 , date:  "2015-07-05 21:21:18" },
  { height:  548136 , difficulty:  946475 , date:  "2015-07-05 21:25:20" },
  { height:  548137 , difficulty:  944498 , date:  "2015-07-05 21:26:02" },
  { height:  548138 , difficulty:  946123 , date:  "2015-07-05 21:26:20" },
  { height:  548139 , difficulty:  945576 , date:  "2015-07-05 21:26:49" },
  { height:  548140 , difficulty:  949205 , date:  "2015-07-05 21:26:50" },
  { height:  548141 , difficulty:  945435 , date:  "2015-07-05 21:28:29" },
  { height:  548142 , difficulty:  945762 , date:  "2015-07-05 21:28:36" },
  { height:  548143 , difficulty:  943823 , date:  "2015-07-05 21:29:12" },
  { height:  548144 , difficulty:  944492 , date:  "2015-07-05 21:31:07" },
  { height:  548145 , difficulty:  945359 , date:  "2015-07-05 21:32:20" },
  { height:  548146 , difficulty:  945670 , date:  "2015-07-05 21:32:23" },
  { height:  548147 , difficulty:  945101 , date:  "2015-07-05 21:32:26" },
  { height:  548148 , difficulty:  945097 , date:  "2015-07-05 21:33:22" },
  { height:  548149 , difficulty:  944750 , date:  "2015-07-05 21:33:48" },
  { height:  548150 , difficulty:  947443 , date:  "2015-07-05 21:34:53" },
  { height:  548151 , difficulty:  946769 , date:  "2015-07-05 21:35:39" },
  { height:  548152 , difficulty:  948777 , date:  "2015-07-05 21:36:42" },
  { height:  548153 , difficulty:  944962 , date:  "2015-07-05 21:37:30" },
  { height:  548154 , difficulty:  946193 , date:  "2015-07-05 21:37:51" },
  { height:  548155 , difficulty:  949330 , date:  "2015-07-05 21:38:37" },
  { height:  548156 , difficulty:  946890 , date:  "2015-07-05 21:39:21" },
  { height:  548157 , difficulty:  946972 , date:  "2015-07-05 21:41:00" },
  { height:  548158 , difficulty:  945979 , date:  "2015-07-05 21:41:23" },
  { height:  548159 , difficulty:  946927 , date:  "2015-07-05 21:42:14" },
  { height:  548160 , difficulty:  946478 , date:  "2015-07-05 21:44:42" },
  { height:  548161 , difficulty:  945595 , date:  "2015-07-05 21:44:57" },
  { height:  548162 , difficulty:  942631 , date:  "2015-07-05 21:45:33" },
  { height:  548163 , difficulty:  943310 , date:  "2015-07-05 21:46:37" },
  { height:  548164 , difficulty:  942646 , date:  "2015-07-05 21:48:22" },
  { height:  548165 , difficulty:  939686 , date:  "2015-07-05 21:48:23" },
  { height:  548166 , difficulty:  937251 , date:  "2015-07-05 21:48:45" },
  { height:  548167 , difficulty:  936314 , date:  "2015-07-05 21:52:12" },
  { height:  548168 , difficulty:  936585 , date:  "2015-07-05 21:52:16" },
  { height:  548169 , difficulty:  942114 , date:  "2015-07-05 21:53:27" },
  { height:  548170 , difficulty:  941529 , date:  "2015-07-05 21:55:45" },
  { height:  548171 , difficulty:  942345 , date:  "2015-07-05 21:56:03" },
  { height:  548172 , difficulty:  944891 , date:  "2015-07-05 21:56:13" },
  { height:  548173 , difficulty:  947771 , date:  "2015-07-05 21:56:46" },
  { height:  548174 , difficulty:  949095 , date:  "2015-07-05 21:56:59" },
  { height:  548175 , difficulty:  947487 , date:  "2015-07-05 21:59:40" },
  { height:  548176 , difficulty:  948210 , date:  "2015-07-05 21:59:41" },
  { height:  548177 , difficulty:  950880 , date:  "2015-07-05 21:59:53" },
  { height:  548178 , difficulty:  949965 , date:  "2015-07-05 21:59:59" },
  { height:  548179 , difficulty:  951384 , date:  "2015-07-05 22:00:01" },
  { height:  548180 , difficulty:  952248 , date:  "2015-07-05 22:00:36" },
  { height:  548181 , difficulty:  951168 , date:  "2015-07-05 22:00:48" },
  { height:  548182 , difficulty:  950817 , date:  "2015-07-05 22:00:53" },
  { height:  548183 , difficulty:  950058 , date:  "2015-07-05 22:02:21" },
  { height:  548184 , difficulty:  949676 , date:  "2015-07-05 22:02:24" },
  { height:  548185 , difficulty:  948041 , date:  "2015-07-05 22:02:27" },
  { height:  548186 , difficulty:  946200 , date:  "2015-07-05 22:02:38" },
  { height:  548187 , difficulty:  945536 , date:  "2015-07-05 22:03:14" },
  { height:  548188 , difficulty:  945815 , date:  "2015-07-05 22:03:21" },
  { height:  548189 , difficulty:  946141 , date:  "2015-07-05 22:03:37" },
  { height:  548190 , difficulty:  945181 , date:  "2015-07-05 22:03:39" },
  { height:  548191 , difficulty:  944306 , date:  "2015-07-05 22:03:54" },
  { height:  548192 , difficulty:  944968 , date:  "2015-07-05 22:04:03" },
  { height:  548193 , difficulty:  944887 , date:  "2015-07-05 22:04:34" },
  { height:  548194 , difficulty:  945619 , date:  "2015-07-05 22:04:53" },
  { height:  548195 , difficulty:  946475 , date:  "2015-07-05 22:04:59" },
  { height:  548196 , difficulty:  947866 , date:  "2015-07-05 22:06:40" },
  { height:  548197 , difficulty:  946860 , date:  "2015-07-05 22:07:58" },
  { height:  548198 , difficulty:  945981 , date:  "2015-07-05 22:08:05" },
  { height:  548199 , difficulty:  946015 , date:  "2015-07-05 22:09:10" },
  { height:  548200 , difficulty:  944168 , date:  "2015-07-05 22:09:14" },
  { height:  548201 , difficulty:  943539 , date:  "2015-07-05 22:10:04" },
  { height:  548202 , difficulty:  943997 , date:  "2015-07-05 22:10:09" },
  { height:  548203 , difficulty:  945670 , date:  "2015-07-05 22:11:16" },
  { height:  548204 , difficulty:  945487 , date:  "2015-07-05 22:11:20" },
  { height:  548205 , difficulty:  944209 , date:  "2015-07-05 22:11:39" },
  { height:  548206 , difficulty:  942014 , date:  "2015-07-05 22:13:26" },
  { height:  548207 , difficulty:  944835 , date:  "2015-07-05 22:13:35" },
  { height:  548208 , difficulty:  944195 , date:  "2015-07-05 22:13:42" },
  { height:  548209 , difficulty:  947334 , date:  "2015-07-05 22:14:35" },
  { height:  548210 , difficulty:  948365 , date:  "2015-07-05 22:14:41" },
  { height:  548211 , difficulty:  949112 , date:  "2015-07-05 22:17:06" },
  { height:  548212 , difficulty:  943116 , date:  "2015-07-05 22:17:31" },
  { height:  548213 , difficulty:  946213 , date:  "2015-07-05 22:17:46" },
  { height:  548214 , difficulty:  945892 , date:  "2015-07-05 22:18:57" },
  { height:  548215 , difficulty:  947561 , date:  "2015-07-05 22:19:53" },
  { height:  548216 , difficulty:  947598 , date:  "2015-07-05 22:19:54" },
  { height:  548217 , difficulty:  945634 , date:  "2015-07-05 22:20:29" },
  { height:  548218 , difficulty:  945562 , date:  "2015-07-05 22:20:30" },
  { height:  548219 , difficulty:  944766 , date:  "2015-07-05 22:20:47" },
  { height:  548220 , difficulty:  943603 , date:  "2015-07-05 22:22:35" },
  { height:  548221 , difficulty:  941977 , date:  "2015-07-05 22:22:40" },
  { height:  548222 , difficulty:  942095 , date:  "2015-07-05 22:23:10" },
  { height:  548223 , difficulty:  942183 , date:  "2015-07-05 22:23:31" },
  { height:  548224 , difficulty:  941826 , date:  "2015-07-05 22:24:12" },
  { height:  548225 , difficulty:  941863 , date:  "2015-07-05 22:24:43" },
  { height:  548226 , difficulty:  940775 , date:  "2015-07-05 22:25:51" },
  { height:  548227 , difficulty:  941399 , date:  "2015-07-05 22:27:54" },
  { height:  548228 , difficulty:  939888 , date:  "2015-07-05 22:28:46" },
  { height:  548229 , difficulty:  940042 , date:  "2015-07-05 22:29:45" },
  { height:  548230 , difficulty:  940463 , date:  "2015-07-05 22:30:06" },
  { height:  548231 , difficulty:  939618 , date:  "2015-07-05 22:32:06" },
  { height:  548232 , difficulty:  940758 , date:  "2015-07-05 22:32:20" },
  { height:  548233 , difficulty:  940940 , date:  "2015-07-05 22:33:42" },
  { height:  548234 , difficulty:  942535 , date:  "2015-07-05 22:33:46" },
  { height:  548235 , difficulty:  943276 , date:  "2015-07-05 22:33:46" },
  { height:  548236 , difficulty:  943399 , date:  "2015-07-05 22:34:16" },
  { height:  548237 , difficulty:  945256 , date:  "2015-07-05 22:35:03" },
  { height:  548238 , difficulty:  950443 , date:  "2015-07-05 22:35:07" },
  { height:  548239 , difficulty:  948832 , date:  "2015-07-05 22:38:36" },
  { height:  548240 , difficulty:  946252 , date:  "2015-07-05 22:38:38" },
  { height:  548241 , difficulty:  947422 , date:  "2015-07-05 22:42:01" },
  { height:  548242 , difficulty:  946939 , date:  "2015-07-05 22:46:14" },
  { height:  548243 , difficulty:  943940 , date:  "2015-07-05 22:46:51" },
  { height:  548244 , difficulty:  945130 , date:  "2015-07-05 22:46:53" },
  { height:  548245 , difficulty:  945817 , date:  "2015-07-05 22:52:50" },
  { height:  548246 , difficulty:  950205 , date:  "2015-07-05 22:54:08" },
  { height:  548247 , difficulty:  950843 , date:  "2015-07-05 22:55:14" },
  { height:  548248 , difficulty:  951348 , date:  "2015-07-05 22:56:18" },
  { height:  548249 , difficulty:  950885 , date:  "2015-07-05 22:57:57" },
  { height:  548250 , difficulty:  950500 , date:  "2015-07-05 23:00:29" },
  { height:  548251 , difficulty:  949985 , date:  "2015-07-05 23:00:33" },
  { height:  548252 , difficulty:  951565 , date:  "2015-07-05 23:00:38" },
  { height:  548253 , difficulty:  951873 , date:  "2015-07-05 23:01:11" },
  { height:  548254 , difficulty:  956968 , date:  "2015-07-05 23:03:02" },
  { height:  548255 , difficulty:  959477 , date:  "2015-07-05 23:03:09" },
  { height:  548256 , difficulty:  958559 , date:  "2015-07-05 23:03:51" },
  { height:  548257 , difficulty:  958234 , date:  "2015-07-05 23:04:16" },
  { height:  548258 , difficulty:  959009 , date:  "2015-07-05 23:04:40" },
  { height:  548259 , difficulty:  956816 , date:  "2015-07-05 23:06:05" },
  { height:  548260 , difficulty:  956819 , date:  "2015-07-05 23:06:27" },
  { height:  548261 , difficulty:  957254 , date:  "2015-07-05 23:06:42" },
  { height:  548262 , difficulty:  959143 , date:  "2015-07-05 23:08:39" },
  { height:  548263 , difficulty:  967489 , date:  "2015-07-05 23:08:45" },
  { height:  548264 , difficulty:  967382 , date:  "2015-07-05 23:10:27" },
  { height:  548265 , difficulty:  971703 , date:  "2015-07-05 23:11:40" },
  { height:  548266 , difficulty:  971647 , date:  "2015-07-05 23:11:41" },
  { height:  548267 , difficulty:  973719 , date:  "2015-07-05 23:11:49" },
  { height:  548268 , difficulty:  973447 , date:  "2015-07-05 23:12:16" },
  { height:  548269 , difficulty:  973748 , date:  "2015-07-05 23:15:02" },
  { height:  548270 , difficulty:  974496 , date:  "2015-07-05 23:17:16" },
  { height:  548271 , difficulty:  974320 , date:  "2015-07-05 23:18:49" },
  { height:  548272 , difficulty:  976086 , date:  "2015-07-05 23:18:53" },
  { height:  548273 , difficulty:  974402 , date:  "2015-07-05 23:22:03" },
  { height:  548274 , difficulty:  977010 , date:  "2015-07-05 23:22:17" },
  { height:  548275 , difficulty:  975312 , date:  "2015-07-05 23:22:48" },
  { height:  548276 , difficulty:  975472 , date:  "2015-07-05 23:23:36" },
  { height:  548277 , difficulty:  974593 , date:  "2015-07-05 23:23:39" },
  { height:  548278 , difficulty:  974577 , date:  "2015-07-05 23:25:17" },
  { height:  548279 , difficulty:  975417 , date:  "2015-07-05 23:25:37" },
  { height:  548280 , difficulty:  975300 , date:  "2015-07-05 23:27:41" },
  { height:  548281 , difficulty:  974781 , date:  "2015-07-05 23:28:23" },
  { height:  548282 , difficulty:  973227 , date:  "2015-07-05 23:28:23" },
  { height:  548283 , difficulty:  973483 , date:  "2015-07-05 23:28:34" },
  { height:  548284 , difficulty:  975615 , date:  "2015-07-05 23:28:48" },
  { height:  548285 , difficulty:  974626 , date:  "2015-07-05 23:29:21" },
  { height:  548286 , difficulty:  975497 , date:  "2015-07-05 23:29:43" },
  { height:  548287 , difficulty:  974245 , date:  "2015-07-05 23:32:12" },
  { height:  548288 , difficulty:  973533 , date:  "2015-07-05 23:32:16" },
  { height:  548289 , difficulty:  975512 , date:  "2015-07-05 23:33:23" },
  { height:  548290 , difficulty:  974535 , date:  "2015-07-05 23:33:26" },
  { height:  548291 , difficulty:  974413 , date:  "2015-07-05 23:36:46" },
  { height:  548292 , difficulty:  979335 , date:  "2015-07-05 23:37:02" },
  { height:  548293 , difficulty:  979495 , date:  "2015-07-05 23:40:40" },
  { height:  548294 , difficulty:  979923 , date:  "2015-07-05 23:42:24" },
  { height:  548295 , difficulty:  982858 , date:  "2015-07-05 23:43:35" },
  { height:  548296 , difficulty:  982749 , date:  "2015-07-05 23:46:05" },
  { height:  548297 , difficulty:  982580 , date:  "2015-07-05 23:46:19" },
  { height:  548298 , difficulty:  982273 , date:  "2015-07-05 23:46:48" },
  { height:  548299 , difficulty:  984562 , date:  "2015-07-05 23:47:10" },
  { height:  548300 , difficulty:  983330 , date:  "2015-07-05 23:48:01" },
  { height:  548301 , difficulty:  982506 , date:  "2015-07-05 23:48:29" },
  { height:  548302 , difficulty:  984959 , date:  "2015-07-05 23:50:11" },
  { height:  548303 , difficulty:  984729 , date:  "2015-07-05 23:50:22" },
  { height:  548304 , difficulty:  984008 , date:  "2015-07-05 23:53:28" },
  { height:  548305 , difficulty:  986881 , date:  "2015-07-05 23:54:10" },
  { height:  548306 , difficulty:  990432 , date:  "2015-07-05 23:54:56" },
  { height:  548307 , difficulty:  989236 , date:  "2015-07-05 23:57:16" },
  { height:  548308 , difficulty:  993079 , date:  "2015-07-05 23:58:54" },
  { height:  548309 , difficulty:  994590 , date:  "2015-07-05 23:59:00" },
  { height:  548310 , difficulty:  994357 , date:  "2015-07-05 23:59:05" },
  { height:  548311 , difficulty:  994684 , date:  "2015-07-05 23:59:06" },
  { height:  548312 , difficulty:  995845 , date:  "2015-07-06 00:01:11" },
  { height:  548313 , difficulty:  996515 , date:  "2015-07-06 00:01:56" },
  { height:  548314 , difficulty:  996705 , date:  "2015-07-06 00:02:37" },
  { height:  548315 , difficulty:  991084 , date:  "2015-07-06 00:02:40" },
  { height:  548316 , difficulty:  991915 , date:  "2015-07-06 00:04:08" },
  { height:  548317 , difficulty:  987435 , date:  "2015-07-06 00:04:13" },
  { height:  548318 , difficulty:  980474 , date:  "2015-07-06 00:07:01" },
  { height:  548319 , difficulty:  985361 , date:  "2015-07-06 00:07:38" },
  { height:  548320 , difficulty:  985448 , date:  "2015-07-06 00:08:09" },
  { height:  548321 , difficulty:  980054 , date:  "2015-07-06 00:08:16" },
  { height:  548322 , difficulty:  981329 , date:  "2015-07-06 00:08:44" },
  { height:  548323 , difficulty:  981250 , date:  "2015-07-06 00:11:41" },
  { height:  548324 , difficulty:  981953 , date:  "2015-07-06 00:12:03" },
  { height:  548325 , difficulty:  980592 , date:  "2015-07-06 00:12:04" },
  { height:  548326 , difficulty:  976678 , date:  "2015-07-06 00:15:34" },
  { height:  548327 , difficulty:  976675 , date:  "2015-07-06 00:17:28" },
  { height:  548328 , difficulty:  980231 , date:  "2015-07-06 00:19:22" },
  { height:  548329 , difficulty:  979288 , date:  "2015-07-06 00:19:27" },
  { height:  548330 , difficulty:  976939 , date:  "2015-07-06 00:19:57" },
  { height:  548331 , difficulty:  981471 , date:  "2015-07-06 00:21:34" },
  { height:  548332 , difficulty:  984811 , date:  "2015-07-06 00:23:37" },
  { height:  548333 , difficulty:  987184 , date:  "2015-07-06 00:23:43" },
  { height:  548334 , difficulty:  990453 , date:  "2015-07-06 00:25:19" },
  { height:  548335 , difficulty:  988567 , date:  "2015-07-06 00:26:15" },
  { height:  548336 , difficulty:  988005 , date:  "2015-07-06 00:26:21" },
  { height:  548337 , difficulty:  987525 , date:  "2015-07-06 00:26:36" },
  { height:  548338 , difficulty:  984942 , date:  "2015-07-06 00:27:25" },
  { height:  548339 , difficulty:  984768 , date:  "2015-07-06 00:27:55" },
  { height:  548340 , difficulty:  984673 , date:  "2015-07-06 00:29:47" },
  { height:  548341 , difficulty:  983522 , date:  "2015-07-06 00:30:21" },
  { height:  548342 , difficulty:  983815 , date:  "2015-07-06 00:32:10" },
  { height:  548343 , difficulty:  983569 , date:  "2015-07-06 00:33:09" },
  { height:  548344 , difficulty:  983867 , date:  "2015-07-06 00:33:12" },
  { height:  548345 , difficulty:  979708 , date:  "2015-07-06 00:33:51" },
  { height:  548346 , difficulty:  978163 , date:  "2015-07-06 00:36:26" },
  { height:  548347 , difficulty:  977671 , date:  "2015-07-06 00:38:25" },
  { height:  548348 , difficulty:  980917 , date:  "2015-07-06 00:38:38" },
  { height:  548349 , difficulty:  975786 , date:  "2015-07-06 00:39:37" },
  { height:  548350 , difficulty:  977800 , date:  "2015-07-06 00:39:42" },
  { height:  548351 , difficulty:  978251 , date:  "2015-07-06 00:40:42" },
  { height:  548352 , difficulty:  977946 , date:  "2015-07-06 00:41:43" },
  { height:  548353 , difficulty:  978395 , date:  "2015-07-06 00:43:36" },
  { height:  548354 , difficulty:  976680 , date:  "2015-07-06 00:45:03" },
  { height:  548355 , difficulty:  976587 , date:  "2015-07-06 00:45:05" },
  { height:  548356 , difficulty:  973356 , date:  "2015-07-06 00:45:11" },
  { height:  548357 , difficulty:  975322 , date:  "2015-07-06 00:45:15" },
  { height:  548358 , difficulty:  975543 , date:  "2015-07-06 00:45:53" },
  { height:  548359 , difficulty:  976842 , date:  "2015-07-06 00:46:22" },
  { height:  548360 , difficulty:  976696 , date:  "2015-07-06 00:46:28" },
  { height:  548361 , difficulty:  976654 , date:  "2015-07-06 00:47:00" },
  { height:  548362 , difficulty:  976447 , date:  "2015-07-06 00:47:17" },
  { height:  548363 , difficulty:  972890 , date:  "2015-07-06 00:47:41" },
  { height:  548364 , difficulty:  973698 , date:  "2015-07-06 00:47:58" },
  { height:  548365 , difficulty:  974729 , date:  "2015-07-06 00:48:00" },
  { height:  548366 , difficulty:  974686 , date:  "2015-07-06 00:49:12" },
  { height:  548367 , difficulty:  969786 , date:  "2015-07-06 00:50:11" },
  { height:  548368 , difficulty:  969357 , date:  "2015-07-06 00:51:43" },
  { height:  548369 , difficulty:  965732 , date:  "2015-07-06 00:51:47" },
  { height:  548370 , difficulty:  963916 , date:  "2015-07-06 00:52:51" },
  { height:  548371 , difficulty:  963478 , date:  "2015-07-06 00:53:44" },
  { height:  548372 , difficulty:  959882 , date:  "2015-07-06 00:54:05" },
  { height:  548373 , difficulty:  959916 , date:  "2015-07-06 00:56:45" },
  { height:  548374 , difficulty:  959375 , date:  "2015-07-06 00:57:10" },
  { height:  548375 , difficulty:  959831 , date:  "2015-07-06 00:58:12" },
  { height:  548376 , difficulty:  958748 , date:  "2015-07-06 01:00:15" },
  { height:  548377 , difficulty:  958105 , date:  "2015-07-06 01:00:45" },
  { height:  548378 , difficulty:  956772 , date:  "2015-07-06 01:01:28" },
  { height:  548379 , difficulty:  959985 , date:  "2015-07-06 01:01:34" },
  { height:  548380 , difficulty:  958439 , date:  "2015-07-06 01:01:56" },
  { height:  548381 , difficulty:  965057 , date:  "2015-07-06 01:04:30" },
  { height:  548382 , difficulty:  965462 , date:  "2015-07-06 01:04:30" },
  { height:  548383 , difficulty:  962396 , date:  "2015-07-06 01:05:57" },
  { height:  548384 , difficulty:  961292 , date:  "2015-07-06 01:05:59" },
  { height:  548385 , difficulty:  961866 , date:  "2015-07-06 01:07:22" },
  { height:  548386 , difficulty:  961784 , date:  "2015-07-06 01:07:54" },
  { height:  548387 , difficulty:  963238 , date:  "2015-07-06 01:08:27" },
  { height:  548388 , difficulty:  959933 , date:  "2015-07-06 01:09:58" },
  { height:  548389 , difficulty:  958875 , date:  "2015-07-06 01:10:42" },
  { height:  548390 , difficulty:  957892 , date:  "2015-07-06 01:10:45" },
  { height:  548391 , difficulty:  960906 , date:  "2015-07-06 01:12:04" },
  { height:  548392 , difficulty:  963334 , date:  "2015-07-06 01:12:30" },
  { height:  548393 , difficulty:  963714 , date:  "2015-07-06 01:15:13" },
  { height:  548394 , difficulty:  963110 , date:  "2015-07-06 01:17:11" },
  { height:  548395 , difficulty:  962181 , date:  "2015-07-06 01:18:57" },
  { height:  548396 , difficulty:  964927 , date:  "2015-07-06 01:19:35" },
  { height:  548397 , difficulty:  964825 , date:  "2015-07-06 01:20:12" },
  { height:  548398 , difficulty:  985116 , date:  "2015-07-06 01:21:03" },
  { height:  548399 , difficulty:  980347 , date:  "2015-07-06 01:22:30" },
  { height:  548400 , difficulty:  980202 , date:  "2015-07-06 01:24:43" },
  { height:  548401 , difficulty:  984150 , date:  "2015-07-06 01:24:50" },
  { height:  548402 , difficulty:  980763 , date:  "2015-07-06 01:25:02" },
  { height:  548403 , difficulty:  982725 , date:  "2015-07-06 01:25:07" },
  { height:  548404 , difficulty:  986768 , date:  "2015-07-06 01:25:39" },
  { height:  548405 , difficulty:  986688 , date:  "2015-07-06 01:25:56" },
  { height:  548406 , difficulty:  987957 , date:  "2015-07-06 01:26:32" },
  { height:  548407 , difficulty:  985291 , date:  "2015-07-06 01:26:35" },
  { height:  548408 , difficulty:  984131 , date:  "2015-07-06 01:28:29" },
  { height:  548409 , difficulty:  984788 , date:  "2015-07-06 01:29:02" },
  { height:  548410 , difficulty:  986312 , date:  "2015-07-06 01:29:07" },
  { height:  548411 , difficulty:  985657 , date:  "2015-07-06 01:29:28" },
  { height:  548412 , difficulty:  985817 , date:  "2015-07-06 01:31:46" },
  { height:  548413 , difficulty:  985452 , date:  "2015-07-06 01:31:49" },
  { height:  548414 , difficulty:  986790 , date:  "2015-07-06 01:31:56" },
  { height:  548415 , difficulty:  987244 , date:  "2015-07-06 01:31:58" },
  { height:  548416 , difficulty:  986957 , date:  "2015-07-06 01:32:59" },
  { height:  548417 , difficulty:  987134 , date:  "2015-07-06 01:33:18" },
  { height:  548418 , difficulty:  984194 , date:  "2015-07-06 01:35:42" },
  { height:  548419 , difficulty:  982608 , date:  "2015-07-06 01:36:15" },
  { height:  548420 , difficulty:  982803 , date:  "2015-07-06 01:36:23" },
  { height:  548421 , difficulty:  986785 , date:  "2015-07-06 01:36:30" },
  { height:  548422 , difficulty:  983946 , date:  "2015-07-06 01:37:33" },
  { height:  548423 , difficulty:  980770 , date:  "2015-07-06 01:37:40" },
  { height:  548424 , difficulty:  980968 , date:  "2015-07-06 01:39:55" },
  { height:  548425 , difficulty:  979740 , date:  "2015-07-06 01:40:11" },
  { height:  548426 , difficulty:  980235 , date:  "2015-07-06 01:43:00" },
  { height:  548427 , difficulty:  980758 , date:  "2015-07-06 01:43:03" },
  { height:  548428 , difficulty:  982204 , date:  "2015-07-06 01:44:10" },
  { height:  548429 , difficulty:  983958 , date:  "2015-07-06 01:44:25" },
  { height:  548430 , difficulty:  981566 , date:  "2015-07-06 01:46:21" },
  { height:  548431 , difficulty:  983117 , date:  "2015-07-06 01:46:25" },
  { height:  548432 , difficulty:  984448 , date:  "2015-07-06 01:46:38" },
  { height:  548433 , difficulty:  985790 , date:  "2015-07-06 01:47:46" },
  { height:  548434 , difficulty:  984818 , date:  "2015-07-06 01:48:27" },
  { height:  548435 , difficulty:  986105 , date:  "2015-07-06 01:48:32" },
  { height:  548436 , difficulty:  985959 , date:  "2015-07-06 01:49:07" },
  { height:  548437 , difficulty:  985014 , date:  "2015-07-06 01:49:39" },
  { height:  548438 , difficulty:  985226 , date:  "2015-07-06 01:50:42" },
  { height:  548439 , difficulty:  986865 , date:  "2015-07-06 01:51:35" },
  { height:  548440 , difficulty:  986377 , date:  "2015-07-06 01:51:41" },
  { height:  548441 , difficulty:  986282 , date:  "2015-07-06 01:53:27" },
  { height:  548442 , difficulty:  988983 , date:  "2015-07-06 01:54:26" },
  { height:  548443 , difficulty:  987409 , date:  "2015-07-06 01:55:05" },
  { height:  548444 , difficulty:  984929 , date:  "2015-07-06 01:55:09" },
  { height:  548445 , difficulty:  985342 , date:  "2015-07-06 01:55:22" },
  { height:  548446 , difficulty:  983850 , date:  "2015-07-06 01:55:26" },
  { height:  548447 , difficulty:  983727 , date:  "2015-07-06 01:57:37" },
  { height:  548448 , difficulty:  983676 , date:  "2015-07-06 01:59:21" },
  { height:  548449 , difficulty:  979834 , date:  "2015-07-06 01:59:36" },
  { height:  548450 , difficulty:  983826 , date:  "2015-07-06 01:59:51" },
  { height:  548451 , difficulty:  982115 , date:  "2015-07-06 02:00:46" },
  { height:  548452 , difficulty:  982242 , date:  "2015-07-06 02:01:29" },
  { height:  548453 , difficulty:  981678 , date:  "2015-07-06 02:01:31" },
  { height:  548454 , difficulty:  981744 , date:  "2015-07-06 02:01:52" },
  { height:  548455 , difficulty:  986118 , date:  "2015-07-06 02:01:57" },
  { height:  548456 , difficulty:  985504 , date:  "2015-07-06 02:02:54" },
  { height:  548457 , difficulty:  983233 , date:  "2015-07-06 02:05:51" },
  { height:  548458 , difficulty:  984879 , date:  "2015-07-06 02:06:23" },
  { height:  548459 , difficulty:  983156 , date:  "2015-07-06 02:06:29" },
  { height:  548460 , difficulty:  994749 , date:  "2015-07-06 02:06:56" },
  { height:  548461 , difficulty:  998323 , date:  "2015-07-06 02:07:42" },
  { height:  548462 , difficulty:  997537 , date:  "2015-07-06 02:07:52" },
  { height:  548463 , difficulty:  997830 , date:  "2015-07-06 02:11:02" },
  { height:  548464 , difficulty:  996955 , date:  "2015-07-06 02:12:50" },
  { height:  548465 , difficulty:  995682 , date:  "2015-07-06 02:12:56" },
  { height:  548466 , difficulty:  1001757 , date:  "2015-07-06 02:17:03" },
  { height:  548467 , difficulty:  1003448 , date:  "2015-07-06 02:17:47" },
  { height:  548468 , difficulty:  1008090 , date:  "2015-07-06 02:21:06" },
  { height:  548469 , difficulty:  1003308 , date:  "2015-07-06 02:21:18" },
  { height:  548470 , difficulty:  1000854 , date:  "2015-07-06 02:24:59" },
  { height:  548471 , difficulty:  998286 , date:  "2015-07-06 02:25:12" },
  { height:  548472 , difficulty:  999457 , date:  "2015-07-06 02:25:24" },
  { height:  548473 , difficulty:  1001002 , date:  "2015-07-06 02:26:21" },
  { height:  548474 , difficulty:  999651 , date:  "2015-07-06 02:27:21" },
  { height:  548475 , difficulty:  997556 , date:  "2015-07-06 02:27:25" },
  { height:  548476 , difficulty:  994817 , date:  "2015-07-06 02:29:55" },
  { height:  548477 , difficulty:  998119 , date:  "2015-07-06 02:31:17" },
  { height:  548478 , difficulty:  1004484 , date:  "2015-07-06 02:31:56" },
  { height:  548479 , difficulty:  1006270 , date:  "2015-07-06 02:34:29" },
  { height:  548480 , difficulty:  1011648 , date:  "2015-07-06 02:34:45" },
  { height:  548481 , difficulty:  1012167 , date:  "2015-07-06 02:35:13" },
  { height:  548482 , difficulty:  1012313 , date:  "2015-07-06 02:35:18" },
  { height:  548483 , difficulty:  1013000 , date:  "2015-07-06 02:36:42" },
  { height:  548484 , difficulty:  1017249 , date:  "2015-07-06 02:37:26" },
  { height:  548485 , difficulty:  1016967 , date:  "2015-07-06 02:37:47" },
  { height:  548486 , difficulty:  1020010 , date:  "2015-07-06 02:38:17" },
  { height:  548487 , difficulty:  1019349 , date:  "2015-07-06 02:38:50" },
  { height:  548488 , difficulty:  1016059 , date:  "2015-07-06 02:39:25" },
  { height:  548489 , difficulty:  1019302 , date:  "2015-07-06 02:39:28" },
  { height:  548490 , difficulty:  1024273 , date:  "2015-07-06 02:42:23" },
  { height:  548491 , difficulty:  1029264 , date:  "2015-07-06 02:44:35" },
  { height:  548492 , difficulty:  1030983 , date:  "2015-07-06 02:45:22" },
  { height:  548493 , difficulty:  1031522 , date:  "2015-07-06 02:45:37" },
  { height:  548494 , difficulty:  1030048 , date:  "2015-07-06 02:47:58" },
  { height:  548495 , difficulty:  1030356 , date:  "2015-07-06 02:48:05" },
  { height:  548496 , difficulty:  1030149 , date:  "2015-07-06 02:48:30" },
  { height:  548497 , difficulty:  1031778 , date:  "2015-07-06 02:49:20" },
  { height:  548498 , difficulty:  1030085 , date:  "2015-07-06 02:50:29" },
  { height:  548499 , difficulty:  1031178 , date:  "2015-07-06 02:50:33" },
  { height:  548500 , difficulty:  1031693 , date:  "2015-07-06 02:51:19" },
  { height:  548501 , difficulty:  1032055 , date:  "2015-07-06 02:51:33" },
  { height:  548502 , difficulty:  1031018 , date:  "2015-07-06 02:52:44" },
  { height:  548503 , difficulty:  1031140 , date:  "2015-07-06 02:52:54" },
  { height:  548504 , difficulty:  1030239 , date:  "2015-07-06 02:52:57" },
  { height:  548505 , difficulty:  1032815 , date:  "2015-07-06 02:53:20" },
  { height:  548506 , difficulty:  1033442 , date:  "2015-07-06 02:54:01" },
  { height:  548507 , difficulty:  1033583 , date:  "2015-07-06 02:54:09" },
  { height:  548508 , difficulty:  1042076 , date:  "2015-07-06 02:54:57" },
  { height:  548509 , difficulty:  1040755 , date:  "2015-07-06 02:55:00" },
  { height:  548510 , difficulty:  1039649 , date:  "2015-07-06 02:55:13" },
  { height:  548511 , difficulty:  1043974 , date:  "2015-07-06 02:59:51" },
  { height:  548512 , difficulty:  1043200 , date:  "2015-07-06 02:59:58" },
  { height:  548513 , difficulty:  1042425 , date:  "2015-07-06 03:01:14" },
  { height:  548514 , difficulty:  1040688 , date:  "2015-07-06 03:01:21" },
  { height:  548515 , difficulty:  1040229 , date:  "2015-07-06 03:01:39" },
  { height:  548516 , difficulty:  1041846 , date:  "2015-07-06 03:02:58" },
  { height:  548517 , difficulty:  1040360 , date:  "2015-07-06 03:03:21" },
  { height:  548518 , difficulty:  1038862 , date:  "2015-07-06 03:07:01" },
  { height:  548519 , difficulty:  1039243 , date:  "2015-07-06 03:07:02" },
  { height:  548520 , difficulty:  1041354 , date:  "2015-07-06 03:08:15" },
  { height:  548521 , difficulty:  1056730 , date:  "2015-07-06 03:09:45" },
  { height:  548522 , difficulty:  1059452 , date:  "2015-07-06 03:09:51" },
  { height:  548523 , difficulty:  1058714 , date:  "2015-07-06 03:10:10" },
  { height:  548524 , difficulty:  1059348 , date:  "2015-07-06 03:11:11" },
  { height:  548525 , difficulty:  1059811 , date:  "2015-07-06 03:11:13" },
  { height:  548526 , difficulty:  1061354 , date:  "2015-07-06 03:12:30" },
  { height:  548527 , difficulty:  1060670 , date:  "2015-07-06 03:13:39" },
  { height:  548528 , difficulty:  1060380 , date:  "2015-07-06 03:13:41" },
  { height:  548529 , difficulty:  1060408 , date:  "2015-07-06 03:13:43" },
  { height:  548530 , difficulty:  1061600 , date:  "2015-07-06 03:14:55" },
  { height:  548531 , difficulty:  1061453 , date:  "2015-07-06 03:15:31" },
  { height:  548532 , difficulty:  1059817 , date:  "2015-07-06 03:15:32" },
  { height:  548533 , difficulty:  1054761 , date:  "2015-07-06 03:15:43" },
  { height:  548534 , difficulty:  1053879 , date:  "2015-07-06 03:19:47" },
  { height:  548535 , difficulty:  1056049 , date:  "2015-07-06 03:23:03" },
  { height:  548536 , difficulty:  1057790 , date:  "2015-07-06 03:26:10" },
  { height:  548537 , difficulty:  1056795 , date:  "2015-07-06 03:26:15" },
  { height:  548538 , difficulty:  1058258 , date:  "2015-07-06 03:26:46" },
  { height:  548539 , difficulty:  1055907 , date:  "2015-07-06 03:26:47" },
  { height:  548540 , difficulty:  1053377 , date:  "2015-07-06 03:29:16" },
  { height:  548541 , difficulty:  1053203 , date:  "2015-07-06 03:29:21" },
  { height:  548542 , difficulty:  1047919 , date:  "2015-07-06 03:29:37" },
  { height:  548543 , difficulty:  1046846 , date:  "2015-07-06 03:33:16" },
  { height:  548544 , difficulty:  1045254 , date:  "2015-07-06 03:33:41" },
  { height:  548545 , difficulty:  1044939 , date:  "2015-07-06 03:35:00" },
  { height:  548546 , difficulty:  1041905 , date:  "2015-07-06 03:35:43" },
  { height:  548547 , difficulty:  1041518 , date:  "2015-07-06 03:36:21" },
  { height:  548548 , difficulty:  1043562 , date:  "2015-07-06 03:36:53" },
  { height:  548549 , difficulty:  1043462 , date:  "2015-07-06 03:37:51" },
  { height:  548550 , difficulty:  1043235 , date:  "2015-07-06 03:41:28" },
  { height:  548551 , difficulty:  1045004 , date:  "2015-07-06 03:41:31" },
  { height:  548552 , difficulty:  1040620 , date:  "2015-07-06 03:42:02" },
  { height:  548553 , difficulty:  1038288 , date:  "2015-07-06 03:43:22" },
  { height:  548554 , difficulty:  1037808 , date:  "2015-07-06 03:44:48" },
  { height:  548555 , difficulty:  1033430 , date:  "2015-07-06 03:44:48" },
  { height:  548556 , difficulty:  1033865 , date:  "2015-07-06 03:46:30" },
  { height:  548557 , difficulty:  1034231 , date:  "2015-07-06 03:46:41" },
  { height:  548558 , difficulty:  1034660 , date:  "2015-07-06 03:47:51" },
  { height:  548559 , difficulty:  1032295 , date:  "2015-07-06 03:48:16" },
  { height:  548560 , difficulty:  1034913 , date:  "2015-07-06 03:48:22" },
  { height:  548561 , difficulty:  1036709 , date:  "2015-07-06 03:48:30" },
  { height:  548562 , difficulty:  1036484 , date:  "2015-07-06 03:48:40" },
  { height:  548563 , difficulty:  1039092 , date:  "2015-07-06 03:51:19" },
  { height:  548564 , difficulty:  1047810 , date:  "2015-07-06 03:54:42" },
  { height:  548565 , difficulty:  1048552 , date:  "2015-07-06 03:54:46" },
  { height:  548566 , difficulty:  1050958 , date:  "2015-07-06 03:54:57" },
  { height:  548567 , difficulty:  1047222 , date:  "2015-07-06 03:55:06" },
  { height:  548568 , difficulty:  1050562 , date:  "2015-07-06 03:57:11" },
  { height:  548569 , difficulty:  1050780 , date:  "2015-07-06 03:57:22" },
  { height:  548570 , difficulty:  1046771 , date:  "2015-07-06 03:57:58" },
  { height:  548571 , difficulty:  1050328 , date:  "2015-07-06 04:01:17" },
  { height:  548572 , difficulty:  1050099 , date:  "2015-07-06 04:02:05" },
  { height:  548573 , difficulty:  1049145 , date:  "2015-07-06 04:02:07" },
  { height:  548574 , difficulty:  1050651 , date:  "2015-07-06 04:05:22" },
  { height:  548575 , difficulty:  1050610 , date:  "2015-07-06 04:06:25" },
  { height:  548576 , difficulty:  1052733 , date:  "2015-07-06 04:06:29" },
  { height:  548577 , difficulty:  1054313 , date:  "2015-07-06 04:09:16" },
  { height:  548578 , difficulty:  1052272 , date:  "2015-07-06 04:10:26" },
  { height:  548579 , difficulty:  1053791 , date:  "2015-07-06 04:10:30" },
  { height:  548580 , difficulty:  1055121 , date:  "2015-07-06 04:15:32" },
  { height:  548581 , difficulty:  1055144 , date:  "2015-07-06 04:15:38" },
  { height:  548582 , difficulty:  1054186 , date:  "2015-07-06 04:16:16" },
  { height:  548583 , difficulty:  1055619 , date:  "2015-07-06 04:16:27" },
  { height:  548584 , difficulty:  1054750 , date:  "2015-07-06 04:17:26" },
  { height:  548585 , difficulty:  1055027 , date:  "2015-07-06 04:17:30" },
  { height:  548586 , difficulty:  1060592 , date:  "2015-07-06 04:18:49" },
  { height:  548587 , difficulty:  1051996 , date:  "2015-07-06 04:19:46" },
  { height:  548588 , difficulty:  1054217 , date:  "2015-07-06 04:20:24" },
  { height:  548589 , difficulty:  1054181 , date:  "2015-07-06 04:22:16" },
  { height:  548590 , difficulty:  1054905 , date:  "2015-07-06 04:22:24" },
  { height:  548591 , difficulty:  1058252 , date:  "2015-07-06 04:22:45" },
  { height:  548592 , difficulty:  1059499 , date:  "2015-07-06 04:23:02" },
  { height:  548593 , difficulty:  1059040 , date:  "2015-07-06 04:23:03" },
  { height:  548594 , difficulty:  1056594 , date:  "2015-07-06 04:23:36" },
  { height:  548595 , difficulty:  1056963 , date:  "2015-07-06 04:24:03" },
  { height:  548596 , difficulty:  1054912 , date:  "2015-07-06 04:24:09" },
  { height:  548597 , difficulty:  1054733 , date:  "2015-07-06 04:27:02" },
  { height:  548598 , difficulty:  1055801 , date:  "2015-07-06 04:27:14" },
  { height:  548599 , difficulty:  1058089 , date:  "2015-07-06 04:27:19" },
  { height:  548600 , difficulty:  1058208 , date:  "2015-07-06 04:27:34" },
  { height:  548601 , difficulty:  1059031 , date:  "2015-07-06 04:28:06" },
  { height:  548602 , difficulty:  1057264 , date:  "2015-07-06 04:28:27" },
  { height:  548603 , difficulty:  1058599 , date:  "2015-07-06 04:30:31" },
  { height:  548604 , difficulty:  1063353 , date:  "2015-07-06 04:30:59" },
  { height:  548605 , difficulty:  1064216 , date:  "2015-07-06 04:31:55" },
  { height:  548606 , difficulty:  1062268 , date:  "2015-07-06 04:31:58" },
  { height:  548607 , difficulty:  1062902 , date:  "2015-07-06 04:33:09" },
  { height:  548608 , difficulty:  1064370 , date:  "2015-07-06 04:33:21" },
  { height:  548609 , difficulty:  1065052 , date:  "2015-07-06 04:33:22" },
  { height:  548610 , difficulty:  1057902 , date:  "2015-07-06 04:33:45" },
  { height:  548611 , difficulty:  1053639 , date:  "2015-07-06 04:38:01" },
  { height:  548612 , difficulty:  1047908 , date:  "2015-07-06 04:38:08" },
  { height:  548613 , difficulty:  1050112 , date:  "2015-07-06 04:38:33" },
  { height:  548614 , difficulty:  1049836 , date:  "2015-07-06 04:38:53" },
  { height:  548615 , difficulty:  1051987 , date:  "2015-07-06 04:40:29" },
  { height:  548616 , difficulty:  1048116 , date:  "2015-07-06 04:40:30" },
  { height:  548617 , difficulty:  1053027 , date:  "2015-07-06 04:41:13" },
  { height:  548618 , difficulty:  1053240 , date:  "2015-07-06 04:41:16" },
  { height:  548619 , difficulty:  1047686 , date:  "2015-07-06 04:41:43" },
  { height:  548620 , difficulty:  1049560 , date:  "2015-07-06 04:42:43" },
  { height:  548621 , difficulty:  1048011 , date:  "2015-07-06 04:44:19" },
  { height:  548622 , difficulty:  1046998 , date:  "2015-07-06 04:47:29" },
  { height:  548623 , difficulty:  1051759 , date:  "2015-07-06 04:47:37" },
  { height:  548624 , difficulty:  1051814 , date:  "2015-07-06 04:47:40" },
  { height:  548625 , difficulty:  1050641 , date:  "2015-07-06 04:49:22" },
  { height:  548626 , difficulty:  1054552 , date:  "2015-07-06 04:50:58" },
  { height:  548627 , difficulty:  1055313 , date:  "2015-07-06 04:51:08" },
  { height:  548628 , difficulty:  1054669 , date:  "2015-07-06 04:52:07" },
  { height:  548629 , difficulty:  1057542 , date:  "2015-07-06 04:52:12" },
  { height:  548630 , difficulty:  1055640 , date:  "2015-07-06 04:52:28" },
  { height:  548631 , difficulty:  1057326 , date:  "2015-07-06 04:52:31" },
  { height:  548632 , difficulty:  1054243 , date:  "2015-07-06 04:52:50" },
  { height:  548633 , difficulty:  1054528 , date:  "2015-07-06 04:53:07" },
  { height:  548634 , difficulty:  1054750 , date:  "2015-07-06 04:53:37" },
  { height:  548635 , difficulty:  1058115 , date:  "2015-07-06 04:53:40" },
  { height:  548636 , difficulty:  1063213 , date:  "2015-07-06 04:55:31" },
  { height:  548637 , difficulty:  1064089 , date:  "2015-07-06 04:55:38" },
  { height:  548638 , difficulty:  1066746 , date:  "2015-07-06 04:55:38" },
  { height:  548639 , difficulty:  1062887 , date:  "2015-07-06 04:56:23" },
  { height:  548640 , difficulty:  1059886 , date:  "2015-07-06 04:57:56" },
  { height:  548641 , difficulty:  1060759 , date:  "2015-07-06 04:57:58" },
  { height:  548642 , difficulty:  1062772 , date:  "2015-07-06 04:59:50" },
  { height:  548643 , difficulty:  1067790 , date:  "2015-07-06 04:59:54" },
  { height:  548644 , difficulty:  1066414 , date:  "2015-07-06 05:02:33" },
  { height:  548645 , difficulty:  1066853 , date:  "2015-07-06 05:03:50" },
  { height:  548646 , difficulty:  1071344 , date:  "2015-07-06 05:04:29" },
  { height:  548647 , difficulty:  1066418 , date:  "2015-07-06 05:04:42" },
  { height:  548648 , difficulty:  1074777 , date:  "2015-07-06 05:06:58" },
  { height:  548649 , difficulty:  1075017 , date:  "2015-07-06 05:10:35" },
  { height:  548650 , difficulty:  1069314 , date:  "2015-07-06 05:10:37" },
  { height:  548651 , difficulty:  1068093 , date:  "2015-07-06 05:10:49" },
  { height:  548652 , difficulty:  1068341 , date:  "2015-07-06 05:11:38" },
  { height:  548653 , difficulty:  1066425 , date:  "2015-07-06 05:11:42" },
  { height:  548654 , difficulty:  1065769 , date:  "2015-07-06 05:12:09" },
  { height:  548655 , difficulty:  1067085 , date:  "2015-07-06 05:13:12" },
  { height:  548656 , difficulty:  1060454 , date:  "2015-07-06 05:13:43" },
  { height:  548657 , difficulty:  1061117 , date:  "2015-07-06 05:13:58" },
  { height:  548658 , difficulty:  1060945 , date:  "2015-07-06 05:14:01" },
  { height:  548659 , difficulty:  1061797 , date:  "2015-07-06 05:15:59" },
  { height:  548660 , difficulty:  1060567 , date:  "2015-07-06 05:19:54" },
  { height:  548661 , difficulty:  1060902 , date:  "2015-07-06 05:19:56" },
  { height:  548662 , difficulty:  1062887 , date:  "2015-07-06 05:20:03" },
  { height:  548663 , difficulty:  1061654 , date:  "2015-07-06 05:20:32" },
  { height:  548664 , difficulty:  1061384 , date:  "2015-07-06 05:21:01" },
  { height:  548665 , difficulty:  1058849 , date:  "2015-07-06 05:22:08" },
  { height:  548666 , difficulty:  1059310 , date:  "2015-07-06 05:25:13" },
  { height:  548667 , difficulty:  1061441 , date:  "2015-07-06 05:25:16" },
  { height:  548668 , difficulty:  1061472 , date:  "2015-07-06 05:25:46" },
  { height:  548669 , difficulty:  1061754 , date:  "2015-07-06 05:26:23" },
  { height:  548670 , difficulty:  1069120 , date:  "2015-07-06 05:28:09" },
  { height:  548671 , difficulty:  1068758 , date:  "2015-07-06 05:28:11" },
  { height:  548672 , difficulty:  1068746 , date:  "2015-07-06 05:28:37" },
  { height:  548673 , difficulty:  1065830 , date:  "2015-07-06 05:28:59" },
  { height:  548674 , difficulty:  1066208 , date:  "2015-07-06 05:30:05" },
  { height:  548675 , difficulty:  1067594 , date:  "2015-07-06 05:30:24" },
  { height:  548676 , difficulty:  1067982 , date:  "2015-07-06 05:31:14" },
  { height:  548677 , difficulty:  1067145 , date:  "2015-07-06 05:32:03" },
  { height:  548678 , difficulty:  1066789 , date:  "2015-07-06 05:32:17" },
  { height:  548679 , difficulty:  1063257 , date:  "2015-07-06 05:32:38" },
  { height:  548680 , difficulty:  1066644 , date:  "2015-07-06 05:33:10" },
  { height:  548681 , difficulty:  1069339 , date:  "2015-07-06 05:33:37" },
  { height:  548682 , difficulty:  1071489 , date:  "2015-07-06 05:36:11" },
  { height:  548683 , difficulty:  1070257 , date:  "2015-07-06 05:36:36" },
  { height:  548684 , difficulty:  1080603 , date:  "2015-07-06 05:37:18" },
  { height:  548685 , difficulty:  1082826 , date:  "2015-07-06 05:37:54" },
  { height:  548686 , difficulty:  1082284 , date:  "2015-07-06 05:39:10" },
  { height:  548687 , difficulty:  1075644 , date:  "2015-07-06 05:39:14" },
  { height:  548688 , difficulty:  1080434 , date:  "2015-07-06 05:45:02" },
  { height:  548689 , difficulty:  1085404 , date:  "2015-07-06 05:45:17" },
  { height:  548690 , difficulty:  1086730 , date:  "2015-07-06 05:45:21" },
  { height:  548691 , difficulty:  1087863 , date:  "2015-07-06 05:45:36" },
  { height:  548692 , difficulty:  1088086 , date:  "2015-07-06 05:46:05" },
  { height:  548693 , difficulty:  1086950 , date:  "2015-07-06 05:48:30" },
  { height:  548694 , difficulty:  1090114 , date:  "2015-07-06 05:48:33" },
  { height:  548695 , difficulty:  1091495 , date:  "2015-07-06 05:50:30" },
  { height:  548696 , difficulty:  1092478 , date:  "2015-07-06 05:50:33" },
  { height:  548697 , difficulty:  1092987 , date:  "2015-07-06 05:53:34" },
  { height:  548698 , difficulty:  1086777 , date:  "2015-07-06 05:53:46" },
  { height:  548699 , difficulty:  1088397 , date:  "2015-07-06 05:53:57" },
  { height:  548700 , difficulty:  1091859 , date:  "2015-07-06 05:54:00" },
  { height:  548701 , difficulty:  1091323 , date:  "2015-07-06 05:54:24" },
  { height:  548702 , difficulty:  1088699 , date:  "2015-07-06 05:57:25" },
  { height:  548703 , difficulty:  1092049 , date:  "2015-07-06 05:57:27" },
  { height:  548704 , difficulty:  1093356 , date:  "2015-07-06 05:58:04" },
  { height:  548705 , difficulty:  1094643 , date:  "2015-07-06 05:58:18" },
  { height:  548706 , difficulty:  1100250 , date:  "2015-07-06 06:00:04" },
  { height:  548707 , difficulty:  1100451 , date:  "2015-07-06 06:00:23" },
  { height:  548708 , difficulty:  1101978 , date:  "2015-07-06 06:01:02" },
  { height:  548709 , difficulty:  1103783 , date:  "2015-07-06 06:02:00" },
  { height:  548710 , difficulty:  1102914 , date:  "2015-07-06 06:02:07" },
  { height:  548711 , difficulty:  1104806 , date:  "2015-07-06 06:04:02" },
  { height:  548712 , difficulty:  1102728 , date:  "2015-07-06 06:04:16" },
  { height:  548713 , difficulty:  1104978 , date:  "2015-07-06 06:06:01" },
  { height:  548714 , difficulty:  1105796 , date:  "2015-07-06 06:06:21" },
  { height:  548715 , difficulty:  1106678 , date:  "2015-07-06 06:07:09" },
  { height:  548716 , difficulty:  1103805 , date:  "2015-07-06 06:07:51" },
  { height:  548717 , difficulty:  1110318 , date:  "2015-07-06 06:08:16" },
  { height:  548718 , difficulty:  1107987 , date:  "2015-07-06 06:10:07" },
  { height:  548719 , difficulty:  1109065 , date:  "2015-07-06 06:13:21" },
  { height:  548720 , difficulty:  1105306 , date:  "2015-07-06 06:13:35" },
  { height:  548721 , difficulty:  1106067 , date:  "2015-07-06 06:14:04" },
  { height:  548722 , difficulty:  1105121 , date:  "2015-07-06 06:14:06" },
  { height:  548723 , difficulty:  1106128 , date:  "2015-07-06 06:20:25" },
  { height:  548724 , difficulty:  1102427 , date:  "2015-07-06 06:20:32" },
  { height:  548725 , difficulty:  1100313 , date:  "2015-07-06 06:21:03" },
  { height:  548726 , difficulty:  1100747 , date:  "2015-07-06 06:22:46" },
  { height:  548727 , difficulty:  1100770 , date:  "2015-07-06 06:22:50" },
  { height:  548728 , difficulty:  1101747 , date:  "2015-07-06 06:23:00" },
  { height:  548729 , difficulty:  1104740 , date:  "2015-07-06 06:23:19" },
  { height:  548730 , difficulty:  1104514 , date:  "2015-07-06 06:24:56" },
  { height:  548731 , difficulty:  1103059 , date:  "2015-07-06 06:25:37" },
  { height:  548732 , difficulty:  1105228 , date:  "2015-07-06 06:25:41" },
  { height:  548733 , difficulty:  1105133 , date:  "2015-07-06 06:26:07" },
  { height:  548734 , difficulty:  1105965 , date:  "2015-07-06 06:26:44" },
  { height:  548735 , difficulty:  1103576 , date:  "2015-07-06 06:28:37" },
  { height:  548736 , difficulty:  1100208 , date:  "2015-07-06 06:28:43" },
  { height:  548737 , difficulty:  1100887 , date:  "2015-07-06 06:29:22" },
  { height:  548738 , difficulty:  1101918 , date:  "2015-07-06 06:29:33" },
  { height:  548739 , difficulty:  1102026 , date:  "2015-07-06 06:30:05" },
  { height:  548740 , difficulty:  1107715 , date:  "2015-07-06 06:30:06" },
  { height:  548741 , difficulty:  1105750 , date:  "2015-07-06 06:30:14" },
  { height:  548742 , difficulty:  1102666 , date:  "2015-07-06 06:30:46" },
  { height:  548743 , difficulty:  1104139 , date:  "2015-07-06 06:31:09" },
  { height:  548744 , difficulty:  1103936 , date:  "2015-07-06 06:32:19" },
  { height:  548745 , difficulty:  1104041 , date:  "2015-07-06 06:34:49" },
  { height:  548746 , difficulty:  1103350 , date:  "2015-07-06 06:38:14" },
  { height:  548747 , difficulty:  1103616 , date:  "2015-07-06 06:38:17" },
  { height:  548748 , difficulty:  1104152 , date:  "2015-07-06 06:38:31" },
  { height:  548749 , difficulty:  1103898 , date:  "2015-07-06 06:38:36" },
  { height:  548750 , difficulty:  1103064 , date:  "2015-07-06 06:38:44" },
  { height:  548751 , difficulty:  1103186 , date:  "2015-07-06 06:39:32" },
  { height:  548752 , difficulty:  1108449 , date:  "2015-07-06 06:42:53" },
  { height:  548753 , difficulty:  1107398 , date:  "2015-07-06 06:42:57" },
  { height:  548754 , difficulty:  1107308 , date:  "2015-07-06 06:46:47" },
  { height:  548755 , difficulty:  1110689 , date:  "2015-07-06 06:46:52" },
  { height:  548756 , difficulty:  1110599 , date:  "2015-07-06 06:49:48" },
  { height:  548757 , difficulty:  1111418 , date:  "2015-07-06 06:50:12" },
  { height:  548758 , difficulty:  1109791 , date:  "2015-07-06 06:50:20" },
  { height:  548759 , difficulty:  1111439 , date:  "2015-07-06 06:52:51" },
  { height:  548760 , difficulty:  1112190 , date:  "2015-07-06 06:53:32" },
  { height:  548761 , difficulty:  1115901 , date:  "2015-07-06 06:53:46" },
  { height:  548762 , difficulty:  1113773 , date:  "2015-07-06 06:54:04" },
  { height:  548763 , difficulty:  1114970 , date:  "2015-07-06 06:56:42" },
  { height:  548764 , difficulty:  1108095 , date:  "2015-07-06 06:56:47" },
  { height:  548765 , difficulty:  1112001 , date:  "2015-07-06 06:59:15" },
  { height:  548766 , difficulty:  1114407 , date:  "2015-07-06 07:02:29" },
  { height:  548767 , difficulty:  1114776 , date:  "2015-07-06 07:03:00" },
  { height:  548768 , difficulty:  1114032 , date:  "2015-07-06 07:03:46" },
  { height:  548769 , difficulty:  1110353 , date:  "2015-07-06 07:03:49" },
  { height:  548770 , difficulty:  1111517 , date:  "2015-07-06 07:03:52" },
  { height:  548771 , difficulty:  1107905 , date:  "2015-07-06 07:04:37" },
  { height:  548772 , difficulty:  1110137 , date:  "2015-07-06 07:04:49" },
  { height:  548773 , difficulty:  1104256 , date:  "2015-07-06 07:06:45" },
  { height:  548774 , difficulty:  1106426 , date:  "2015-07-06 07:06:47" },
  { height:  548775 , difficulty:  1106483 , date:  "2015-07-06 07:07:44" },
  { height:  548776 , difficulty:  1107669 , date:  "2015-07-06 07:08:00" },
  { height:  548777 , difficulty:  1108616 , date:  "2015-07-06 07:08:31" },
  { height:  548778 , difficulty:  1103554 , date:  "2015-07-06 07:09:08" },
  { height:  548779 , difficulty:  1103819 , date:  "2015-07-06 07:09:16" },
  { height:  548780 , difficulty:  1109891 , date:  "2015-07-06 07:10:45" },
  { height:  548781 , difficulty:  1110682 , date:  "2015-07-06 07:10:48" },
  { height:  548782 , difficulty:  1110564 , date:  "2015-07-06 07:10:54" },
  { height:  548783 , difficulty:  1112060 , date:  "2015-07-06 07:11:15" },
  { height:  548784 , difficulty:  1115845 , date:  "2015-07-06 07:13:31" },
  { height:  548785 , difficulty:  1116843 , date:  "2015-07-06 07:14:17" },
  { height:  548786 , difficulty:  1118394 , date:  "2015-07-06 07:14:34" },
  { height:  548787 , difficulty:  1115475 , date:  "2015-07-06 07:14:39" },
  { height:  548788 , difficulty:  1117198 , date:  "2015-07-06 07:16:29" },
  { height:  548789 , difficulty:  1115425 , date:  "2015-07-06 07:16:35" },
  { height:  548790 , difficulty:  1118290 , date:  "2015-07-06 07:17:14" },
  { height:  548791 , difficulty:  1117517 , date:  "2015-07-06 07:17:16" },
  { height:  548792 , difficulty:  1116774 , date:  "2015-07-06 07:17:30" },
  { height:  548793 , difficulty:  1116606 , date:  "2015-07-06 07:17:46" },
  { height:  548794 , difficulty:  1115503 , date:  "2015-07-06 07:19:16" },
  { height:  548795 , difficulty:  1109906 , date:  "2015-07-06 07:19:56" },
  { height:  548796 , difficulty:  1111681 , date:  "2015-07-06 07:20:17" },
  { height:  548797 , difficulty:  1112502 , date:  "2015-07-06 07:20:28" },
  { height:  548798 , difficulty:  1112807 , date:  "2015-07-06 07:21:05" },
  { height:  548799 , difficulty:  1103445 , date:  "2015-07-06 07:21:12" },
  { height:  548800 , difficulty:  1104954 , date:  "2015-07-06 07:22:09" },
  { height:  548801 , difficulty:  1104669 , date:  "2015-07-06 07:23:09" },
  { height:  548802 , difficulty:  1101557 , date:  "2015-07-06 07:23:43" },
  { height:  548803 , difficulty:  1103086 , date:  "2015-07-06 07:24:28" },
  { height:  548804 , difficulty:  1104823 , date:  "2015-07-06 07:25:57" },
  { height:  548805 , difficulty:  1108847 , date:  "2015-07-06 07:27:16" },
  { height:  548806 , difficulty:  1106089 , date:  "2015-07-06 07:27:27" },
  { height:  548807 , difficulty:  1105938 , date:  "2015-07-06 07:27:50" },
  { height:  548808 , difficulty:  1106198 , date:  "2015-07-06 07:30:25" },
  { height:  548809 , difficulty:  1106930 , date:  "2015-07-06 07:31:01" },
  { height:  548810 , difficulty:  1106175 , date:  "2015-07-06 07:32:28" },
  { height:  548811 , difficulty:  1110841 , date:  "2015-07-06 07:34:15" },
  { height:  548812 , difficulty:  1112357 , date:  "2015-07-06 07:34:47" },
  { height:  548813 , difficulty:  1111925 , date:  "2015-07-06 07:36:15" },
  { height:  548814 , difficulty:  1112827 , date:  "2015-07-06 07:37:25" },
  { height:  548815 , difficulty:  1112050 , date:  "2015-07-06 07:40:09" },
  { height:  548816 , difficulty:  1115703 , date:  "2015-07-06 07:41:04" },
  { height:  548817 , difficulty:  1115965 , date:  "2015-07-06 07:41:26" },
  { height:  548818 , difficulty:  1116395 , date:  "2015-07-06 07:44:27" },
  { height:  548819 , difficulty:  1119861 , date:  "2015-07-06 07:44:30" },
  { height:  548820 , difficulty:  1120258 , date:  "2015-07-06 07:46:29" },
  { height:  548821 , difficulty:  1115490 , date:  "2015-07-06 07:47:07" },
  { height:  548822 , difficulty:  1108899 , date:  "2015-07-06 07:49:06" },
  { height:  548823 , difficulty:  1110988 , date:  "2015-07-06 07:49:08" },
  { height:  548824 , difficulty:  1111688 , date:  "2015-07-06 07:49:11" },
  { height:  548825 , difficulty:  1114021 , date:  "2015-07-06 07:49:38" },
  { height:  548826 , difficulty:  1115608 , date:  "2015-07-06 07:53:08" },
  { height:  548827 , difficulty:  1116406 , date:  "2015-07-06 07:59:17" },
  { height:  548828 , difficulty:  1111486 , date:  "2015-07-06 07:59:20" },
  { height:  548829 , difficulty:  1112359 , date:  "2015-07-06 08:00:08" },
  { height:  548830 , difficulty:  1106424 , date:  "2015-07-06 08:00:10" },
  { height:  548831 , difficulty:  1108037 , date:  "2015-07-06 08:00:46" },
  { height:  548832 , difficulty:  1105744 , date:  "2015-07-06 08:02:34" },
  { height:  548833 , difficulty:  1106012 , date:  "2015-07-06 08:03:42" },
  { height:  548834 , difficulty:  1107755 , date:  "2015-07-06 08:05:04" },
  { height:  548835 , difficulty:  1107955 , date:  "2015-07-06 08:05:43" },
  { height:  548836 , difficulty:  1107384 , date:  "2015-07-06 08:07:17" },
  { height:  548837 , difficulty:  1108441 , date:  "2015-07-06 08:07:56" },
  { height:  548838 , difficulty:  1110304 , date:  "2015-07-06 08:08:38" },
  { height:  548839 , difficulty:  1108830 , date:  "2015-07-06 08:08:56" },
  { height:  548840 , difficulty:  1109002 , date:  "2015-07-06 08:08:59" },
  { height:  548841 , difficulty:  1105089 , date:  "2015-07-06 08:09:05" },
  { height:  548842 , difficulty:  1105848 , date:  "2015-07-06 08:12:44" },
  { height:  548843 , difficulty:  1105268 , date:  "2015-07-06 08:17:57" },
  { height:  548844 , difficulty:  1106417 , date:  "2015-07-06 08:18:21" },
  { height:  548845 , difficulty:  1111267 , date:  "2015-07-06 08:19:13" },
  { height:  548846 , difficulty:  1112083 , date:  "2015-07-06 08:19:31" },
  { height:  548847 , difficulty:  1111198 , date:  "2015-07-06 08:20:59" },
  { height:  548848 , difficulty:  1112203 , date:  "2015-07-06 08:21:22" },
  { height:  548849 , difficulty:  1109013 , date:  "2015-07-06 08:21:39" },
  { height:  548850 , difficulty:  1114675 , date:  "2015-07-06 08:22:57" },
  { height:  548851 , difficulty:  1113065 , date:  "2015-07-06 08:23:19" },
  { height:  548852 , difficulty:  1113216 , date:  "2015-07-06 08:23:35" },
  { height:  548853 , difficulty:  1112660 , date:  "2015-07-06 08:24:52" },
  { height:  548854 , difficulty:  1111755 , date:  "2015-07-06 08:24:56" },
  { height:  548855 , difficulty:  1112943 , date:  "2015-07-06 08:26:43" },
  { height:  548856 , difficulty:  1110634 , date:  "2015-07-06 08:26:46" },
  { height:  548857 , difficulty:  1110992 , date:  "2015-07-06 08:28:41" },
  { height:  548858 , difficulty:  1114053 , date:  "2015-07-06 08:29:42" },
  { height:  548859 , difficulty:  1113740 , date:  "2015-07-06 08:30:08" },
  { height:  548860 , difficulty:  1109564 , date:  "2015-07-06 08:30:10" },
  { height:  548861 , difficulty:  1108700 , date:  "2015-07-06 08:34:20" },
  { height:  548862 , difficulty:  1109651 , date:  "2015-07-06 08:34:26" },
  { height:  548863 , difficulty:  1110026 , date:  "2015-07-06 08:35:35" },
  { height:  548864 , difficulty:  1107189 , date:  "2015-07-06 08:35:36" },
  { height:  548865 , difficulty:  1107364 , date:  "2015-07-06 08:35:43" },
  { height:  548866 , difficulty:  1106878 , date:  "2015-07-06 08:36:30" },
  { height:  548867 , difficulty:  1107423 , date:  "2015-07-06 08:38:29" },
  { height:  548868 , difficulty:  1108301 , date:  "2015-07-06 08:39:03" },
  { height:  548869 , difficulty:  1108711 , date:  "2015-07-06 08:39:36" },
  { height:  548870 , difficulty:  1106216 , date:  "2015-07-06 08:43:13" },
  { height:  548871 , difficulty:  1108541 , date:  "2015-07-06 08:43:28" },
  { height:  548872 , difficulty:  1110746 , date:  "2015-07-06 08:43:31" },
  { height:  548873 , difficulty:  1110914 , date:  "2015-07-06 08:45:53" },
  { height:  548874 , difficulty:  1112155 , date:  "2015-07-06 08:45:55" },
  { height:  548875 , difficulty:  1112343 , date:  "2015-07-06 08:46:14" },
  { height:  548876 , difficulty:  1112400 , date:  "2015-07-06 08:46:19" },
  { height:  548877 , difficulty:  1110847 , date:  "2015-07-06 08:47:34" },
  { height:  548878 , difficulty:  1112235 , date:  "2015-07-06 08:50:00" },
  { height:  548879 , difficulty:  1111146 , date:  "2015-07-06 08:52:47" },
  { height:  548880 , difficulty:  1109097 , date:  "2015-07-06 08:52:50" },
  { height:  548881 , difficulty:  1110333 , date:  "2015-07-06 08:52:57" },
  { height:  548882 , difficulty:  1110557 , date:  "2015-07-06 08:54:36" },
  { height:  548883 , difficulty:  1110315 , date:  "2015-07-06 08:55:07" },
  { height:  548884 , difficulty:  1107204 , date:  "2015-07-06 08:55:48" },
  { height:  548885 , difficulty:  1106494 , date:  "2015-07-06 08:56:15" },
  { height:  548886 , difficulty:  1108703 , date:  "2015-07-06 08:58:06" },
  { height:  548887 , difficulty:  1106283 , date:  "2015-07-06 08:58:17" },
  { height:  548888 , difficulty:  1106018 , date:  "2015-07-06 09:02:16" },
  { height:  548889 , difficulty:  1105754 , date:  "2015-07-06 09:02:17" },
  { height:  548890 , difficulty:  1105588 , date:  "2015-07-06 09:02:46" },
  { height:  548891 , difficulty:  1100520 , date:  "2015-07-06 09:02:47" },
  { height:  548892 , difficulty:  1100169 , date:  "2015-07-06 09:07:04" },
  { height:  548893 , difficulty:  1099786 , date:  "2015-07-06 09:07:22" },
  { height:  548894 , difficulty:  1094758 , date:  "2015-07-06 09:07:31" },
  { height:  548895 , difficulty:  1098481 , date:  "2015-07-06 09:08:29" },
  { height:  548896 , difficulty:  1095095 , date:  "2015-07-06 09:08:36" },
  { height:  548897 , difficulty:  1095144 , date:  "2015-07-06 09:11:55" },
  { height:  548898 , difficulty:  1092276 , date:  "2015-07-06 09:12:18" },
  { height:  548899 , difficulty:  1093832 , date:  "2015-07-06 09:12:46" },
  { height:  548900 , difficulty:  1095037 , date:  "2015-07-06 09:14:00" },
  { height:  548901 , difficulty:  1096672 , date:  "2015-07-06 09:14:23" },
  { height:  548902 , difficulty:  1094167 , date:  "2015-07-06 09:16:32" },
  { height:  548903 , difficulty:  1084344 , date:  "2015-07-06 09:17:18" },
  { height:  548904 , difficulty:  1086421 , date:  "2015-07-06 09:17:23" },
  { height:  548905 , difficulty:  1085865 , date:  "2015-07-06 09:20:26" },
  { height:  548906 , difficulty:  1089918 , date:  "2015-07-06 09:21:38" },
  { height:  548907 , difficulty:  1089510 , date:  "2015-07-06 09:22:00" },
  { height:  548908 , difficulty:  1088969 , date:  "2015-07-06 09:22:37" },
  { height:  548909 , difficulty:  1087218 , date:  "2015-07-06 09:22:39" },
  { height:  548910 , difficulty:  1084905 , date:  "2015-07-06 09:24:32" },
  { height:  548911 , difficulty:  1084908 , date:  "2015-07-06 09:24:56" },
  { height:  548912 , difficulty:  1083707 , date:  "2015-07-06 09:24:59" },
  { height:  548913 , difficulty:  1082879 , date:  "2015-07-06 09:25:24" },
  { height:  548914 , difficulty:  1088449 , date:  "2015-07-06 09:26:23" },
  { height:  548915 , difficulty:  1088226 , date:  "2015-07-06 09:28:31" },
  { height:  548916 , difficulty:  1094909 , date:  "2015-07-06 09:28:44" },
  { height:  548917 , difficulty:  1103198 , date:  "2015-07-06 09:29:40" },
  { height:  548918 , difficulty:  1097570 , date:  "2015-07-06 09:30:10" },
  { height:  548919 , difficulty:  1087888 , date:  "2015-07-06 09:30:55" },
  { height:  548920 , difficulty:  1098849 , date:  "2015-07-06 09:31:17" },
  { height:  548921 , difficulty:  1099977 , date:  "2015-07-06 09:32:17" },
  { height:  548922 , difficulty:  1101822 , date:  "2015-07-06 09:33:16" },
  { height:  548923 , difficulty:  1101324 , date:  "2015-07-06 09:33:36" },
  { height:  548924 , difficulty:  1104087 , date:  "2015-07-06 09:34:43" },
  { height:  548925 , difficulty:  1108796 , date:  "2015-07-06 09:35:12" },
  { height:  548926 , difficulty:  1106657 , date:  "2015-07-06 09:35:17" },
  { height:  548927 , difficulty:  1106387 , date:  "2015-07-06 09:36:01" },
  { height:  548928 , difficulty:  1107231 , date:  "2015-07-06 09:36:15" },
  { height:  548929 , difficulty:  1108625 , date:  "2015-07-06 09:37:07" },
  { height:  548930 , difficulty:  1108995 , date:  "2015-07-06 09:38:27" },
  { height:  548931 , difficulty:  1107135 , date:  "2015-07-06 09:38:36" },
  { height:  548932 , difficulty:  1108127 , date:  "2015-07-06 09:39:59" },
  { height:  548933 , difficulty:  1105417 , date:  "2015-07-06 09:40:04" },
  { height:  548934 , difficulty:  1106481 , date:  "2015-07-06 09:40:12" },
  { height:  548935 , difficulty:  1106628 , date:  "2015-07-06 09:40:24" },
  { height:  548936 , difficulty:  1107324 , date:  "2015-07-06 09:40:45" },
  { height:  548937 , difficulty:  1103249 , date:  "2015-07-06 09:40:49" },
  { height:  548938 , difficulty:  1103501 , date:  "2015-07-06 09:41:50" },
  { height:  548939 , difficulty:  1104827 , date:  "2015-07-06 09:42:02" },
  { height:  548940 , difficulty:  1107418 , date:  "2015-07-06 09:43:00" },
  { height:  548941 , difficulty:  1107462 , date:  "2015-07-06 09:44:20" },
  { height:  548942 , difficulty:  1106423 , date:  "2015-07-06 09:45:17" },
  { height:  548943 , difficulty:  1103664 , date:  "2015-07-06 09:45:30" },
  { height:  548944 , difficulty:  1108207 , date:  "2015-07-06 09:45:33" },
  { height:  548945 , difficulty:  1111763 , date:  "2015-07-06 09:48:01" },
  { height:  548946 , difficulty:  1107926 , date:  "2015-07-06 09:51:03" },
  { height:  548947 , difficulty:  1107801 , date:  "2015-07-06 09:51:07" },
  { height:  548948 , difficulty:  1114193 , date:  "2015-07-06 09:51:56" },
  { height:  548949 , difficulty:  1110213 , date:  "2015-07-06 09:52:42" },
  { height:  548950 , difficulty:  1111409 , date:  "2015-07-06 09:53:50" },
  { height:  548951 , difficulty:  1112607 , date:  "2015-07-06 09:55:24" },
  { height:  548952 , difficulty:  1112786 , date:  "2015-07-06 09:55:46" },
  { height:  548953 , difficulty:  1113787 , date:  "2015-07-06 09:56:58" },
  { height:  548954 , difficulty:  1109885 , date:  "2015-07-06 10:01:43" },
  { height:  548955 , difficulty:  1108718 , date:  "2015-07-06 10:04:09" },
  { height:  548956 , difficulty:  1110233 , date:  "2015-07-06 10:04:39" },
  { height:  548957 , difficulty:  1110246 , date:  "2015-07-06 10:04:42" },
  { height:  548958 , difficulty:  1107612 , date:  "2015-07-06 10:06:05" },
  { height:  548959 , difficulty:  1107295 , date:  "2015-07-06 10:08:15" },
  { height:  548960 , difficulty:  1107269 , date:  "2015-07-06 10:08:39" },
  { height:  548961 , difficulty:  1107337 , date:  "2015-07-06 10:09:04" },
  { height:  548962 , difficulty:  1108814 , date:  "2015-07-06 10:09:15" },
  { height:  548963 , difficulty:  1108820 , date:  "2015-07-06 10:09:41" },
  { height:  548964 , difficulty:  1103462 , date:  "2015-07-06 10:10:58" },
  { height:  548965 , difficulty:  1103757 , date:  "2015-07-06 10:11:04" },
  { height:  548966 , difficulty:  1109547 , date:  "2015-07-06 10:12:22" },
  { height:  548967 , difficulty:  1110251 , date:  "2015-07-06 10:13:19" },
  { height:  548968 , difficulty:  1109190 , date:  "2015-07-06 10:13:41" },
  { height:  548969 , difficulty:  1112217 , date:  "2015-07-06 10:13:45" },
  { height:  548970 , difficulty:  1114453 , date:  "2015-07-06 10:16:00" },
  { height:  548971 , difficulty:  1117697 , date:  "2015-07-06 10:16:02" },
  { height:  548972 , difficulty:  1118129 , date:  "2015-07-06 10:19:17" },
  { height:  548973 , difficulty:  1112723 , date:  "2015-07-06 10:20:51" },
  { height:  548974 , difficulty:  1112881 , date:  "2015-07-06 10:21:31" },
  { height:  548975 , difficulty:  1113832 , date:  "2015-07-06 10:23:12" },
  { height:  548976 , difficulty:  1112521 , date:  "2015-07-06 10:23:28" },
  { height:  548977 , difficulty:  1115315 , date:  "2015-07-06 10:24:18" },
  { height:  548978 , difficulty:  1111634 , date:  "2015-07-06 10:26:23" },
  { height:  548979 , difficulty:  1116412 , date:  "2015-07-06 10:26:28" },
  { height:  548980 , difficulty:  1117811 , date:  "2015-07-06 10:27:23" },
  { height:  548981 , difficulty:  1113467 , date:  "2015-07-06 10:27:28" },
  { height:  548982 , difficulty:  1115881 , date:  "2015-07-06 10:31:59" },
  { height:  548983 , difficulty:  1118563 , date:  "2015-07-06 10:32:41" },
  { height:  548984 , difficulty:  1117705 , date:  "2015-07-06 10:35:07" },
  { height:  548985 , difficulty:  1117969 , date:  "2015-07-06 10:35:12" },
  { height:  548986 , difficulty:  1114437 , date:  "2015-07-06 10:36:33" },
  { height:  548987 , difficulty:  1117923 , date:  "2015-07-06 10:37:48" },
  { height:  548988 , difficulty:  1119468 , date:  "2015-07-06 10:38:20" },
  { height:  548989 , difficulty:  1120151 , date:  "2015-07-06 10:40:56" },
  { height:  548990 , difficulty:  1118469 , date:  "2015-07-06 10:41:00" },
  { height:  548991 , difficulty:  1117319 , date:  "2015-07-06 10:41:36" },
  { height:  548992 , difficulty:  1117245 , date:  "2015-07-06 10:42:04" },
  { height:  548993 , difficulty:  1121170 , date:  "2015-07-06 10:42:39" },
  { height:  548994 , difficulty:  1121602 , date:  "2015-07-06 10:42:41" },
  { height:  548995 , difficulty:  1121319 , date:  "2015-07-06 10:45:08" },
  { height:  548996 , difficulty:  1121032 , date:  "2015-07-06 10:45:21" },
  { height:  548997 , difficulty:  1120182 , date:  "2015-07-06 10:46:32" },
  { height:  548998 , difficulty:  1124319 , date:  "2015-07-06 10:46:52" },
  { height:  548999 , difficulty:  1124599 , date:  "2015-07-06 10:47:35" },
  { height:  549000 , difficulty:  1122620 , date:  "2015-07-06 10:49:39" },
  { height:  549001 , difficulty:  1128907 , date:  "2015-07-06 10:50:47" },
  { height:  549002 , difficulty:  1132817 , date:  "2015-07-06 10:51:18" },
  { height:  549003 , difficulty:  1135417 , date:  "2015-07-06 10:52:02" },
  { height:  549004 , difficulty:  1135341 , date:  "2015-07-06 10:53:28" },
  { height:  549005 , difficulty:  1134831 , date:  "2015-07-06 10:54:17" },
  { height:  549006 , difficulty:  1135637 , date:  "2015-07-06 10:54:43" },
  { height:  549007 , difficulty:  1139745 , date:  "2015-07-06 10:56:52" },
  { height:  549008 , difficulty:  1137333 , date:  "2015-07-06 10:57:05" },
  { height:  549009 , difficulty:  1140650 , date:  "2015-07-06 10:58:05" },
  { height:  549010 , difficulty:  1142510 , date:  "2015-07-06 10:58:33" },
  { height:  549011 , difficulty:  1142518 , date:  "2015-07-06 10:59:50" },
  { height:  549012 , difficulty:  1142528 , date:  "2015-07-06 11:00:05" },
  { height:  549013 , difficulty:  1144290 , date:  "2015-07-06 11:01:23" },
  { height:  549014 , difficulty:  1143437 , date:  "2015-07-06 11:04:39" },
  { height:  549015 , difficulty:  1147106 , date:  "2015-07-06 11:04:56" },
  { height:  549016 , difficulty:  1146500 , date:  "2015-07-06 11:05:34" },
  { height:  549017 , difficulty:  1147727 , date:  "2015-07-06 11:05:37" },
  { height:  549018 , difficulty:  1148019 , date:  "2015-07-06 11:07:39" },
  { height:  549019 , difficulty:  1147889 , date:  "2015-07-06 11:07:54" },
  { height:  549020 , difficulty:  1149371 , date:  "2015-07-06 11:11:28" },
  { height:  549021 , difficulty:  1149856 , date:  "2015-07-06 11:11:32" },
  { height:  549022 , difficulty:  1147907 , date:  "2015-07-06 11:14:31" },
  { height:  549023 , difficulty:  1148448 , date:  "2015-07-06 11:14:34" },
  { height:  549024 , difficulty:  1149045 , date:  "2015-07-06 11:14:50" },
  { height:  549025 , difficulty:  1147865 , date:  "2015-07-06 11:15:04" },
  { height:  549026 , difficulty:  1147829 , date:  "2015-07-06 11:15:05" },
  { height:  549027 , difficulty:  1146932 , date:  "2015-07-06 11:15:42" },
  { height:  549028 , difficulty:  1150326 , date:  "2015-07-06 11:16:33" },
  { height:  549029 , difficulty:  1151095 , date:  "2015-07-06 11:16:41" },
  { height:  549030 , difficulty:  1141581 , date:  "2015-07-06 11:17:25" },
  { height:  549031 , difficulty:  1137058 , date:  "2015-07-06 11:17:28" },
  { height:  549032 , difficulty:  1136418 , date:  "2015-07-06 11:23:18" },
  { height:  549033 , difficulty:  1137845 , date:  "2015-07-06 11:23:24" },
  { height:  549034 , difficulty:  1136249 , date:  "2015-07-06 11:24:37" },
  { height:  549035 , difficulty:  1132302 , date:  "2015-07-06 11:24:55" },
  { height:  549036 , difficulty:  1132803 , date:  "2015-07-06 11:25:19" },
  { height:  549037 , difficulty:  1132767 , date:  "2015-07-06 11:25:23" },
  { height:  549038 , difficulty:  1133446 , date:  "2015-07-06 11:26:13" },
  { height:  549039 , difficulty:  1133384 , date:  "2015-07-06 11:27:42" },
  { height:  549040 , difficulty:  1131096 , date:  "2015-07-06 11:29:48" },
  { height:  549041 , difficulty:  1133541 , date:  "2015-07-06 11:29:52" },
  { height:  549042 , difficulty:  1133151 , date:  "2015-07-06 11:30:59" },
  { height:  549043 , difficulty:  1134579 , date:  "2015-07-06 11:31:54" },
  { height:  549044 , difficulty:  1134228 , date:  "2015-07-06 11:32:35" },
  { height:  549045 , difficulty:  1136515 , date:  "2015-07-06 11:32:42" },
  { height:  549046 , difficulty:  1134021 , date:  "2015-07-06 11:32:53" },
  { height:  549047 , difficulty:  1134941 , date:  "2015-07-06 11:33:06" },
  { height:  549048 , difficulty:  1134045 , date:  "2015-07-06 11:33:11" },
  { height:  549049 , difficulty:  1132003 , date:  "2015-07-06 11:34:36" },
  { height:  549050 , difficulty:  1133012 , date:  "2015-07-06 11:34:41" },
  { height:  549051 , difficulty:  1134025 , date:  "2015-07-06 11:34:45" },
  { height:  549052 , difficulty:  1134770 , date:  "2015-07-06 11:36:03" },
  { height:  549053 , difficulty:  1134816 , date:  "2015-07-06 11:36:38" },
  { height:  549054 , difficulty:  1131100 , date:  "2015-07-06 11:36:44" },
  { height:  549055 , difficulty:  1131948 , date:  "2015-07-06 11:37:07" },
  { height:  549056 , difficulty:  1135537 , date:  "2015-07-06 11:40:09" },
  { height:  549057 , difficulty:  1135632 , date:  "2015-07-06 11:40:29" },
  { height:  549058 , difficulty:  1129750 , date:  "2015-07-06 11:41:01" },
  { height:  549059 , difficulty:  1128699 , date:  "2015-07-06 11:43:21" },
  { height:  549060 , difficulty:  1126886 , date:  "2015-07-06 11:43:26" },
  { height:  549061 , difficulty:  1128055 , date:  "2015-07-06 11:43:34" },
  { height:  549062 , difficulty:  1126733 , date:  "2015-07-06 11:44:01" },
  { height:  549063 , difficulty:  1127540 , date:  "2015-07-06 11:44:37" },
  { height:  549064 , difficulty:  1128220 , date:  "2015-07-06 11:44:46" },
  { height:  549065 , difficulty:  1123459 , date:  "2015-07-06 11:46:08" },
  { height:  549066 , difficulty:  1126204 , date:  "2015-07-06 11:47:57" },
  { height:  549067 , difficulty:  1126145 , date:  "2015-07-06 11:48:02" },
  { height:  549068 , difficulty:  1130886 , date:  "2015-07-06 11:48:48" },
  { height:  549069 , difficulty:  1133932 , date:  "2015-07-06 11:48:58" },
  { height:  549070 , difficulty:  1137701 , date:  "2015-07-06 11:54:39" },
  { height:  549071 , difficulty:  1134323 , date:  "2015-07-06 11:54:42" },
  { height:  549072 , difficulty:  1135403 , date:  "2015-07-06 11:55:03" },
  { height:  549073 , difficulty:  1134972 , date:  "2015-07-06 12:03:32" },
  { height:  549074 , difficulty:  1137473 , date:  "2015-07-06 12:05:15" },
  { height:  549075 , difficulty:  1140761 , date:  "2015-07-06 12:07:02" },
  { height:  549076 , difficulty:  1137068 , date:  "2015-07-06 12:07:03" },
  { height:  549077 , difficulty:  1135454 , date:  "2015-07-06 12:08:15" },
  { height:  549078 , difficulty:  1134850 , date:  "2015-07-06 12:08:28" },
  { height:  549079 , difficulty:  1134711 , date:  "2015-07-06 12:08:25" },
  { height:  549080 , difficulty:  1132674 , date:  "2015-07-06 12:08:39" },
  { height:  549081 , difficulty:  1132501 , date:  "2015-07-06 12:08:47" },
  { height:  549082 , difficulty:  1132001 , date:  "2015-07-06 12:08:49" },
  { height:  549083 , difficulty:  1131777 , date:  "2015-07-06 12:09:59" },
  { height:  549084 , difficulty:  1132710 , date:  "2015-07-06 12:12:11" },
  { height:  549085 , difficulty:  1131156 , date:  "2015-07-06 12:12:26" },
  { height:  549086 , difficulty:  1131200 , date:  "2015-07-06 12:12:38" },
  { height:  549087 , difficulty:  1133500 , date:  "2015-07-06 12:15:32" },
  { height:  549088 , difficulty:  1133377 , date:  "2015-07-06 12:18:42" },
  { height:  549089 , difficulty:  1131299 , date:  "2015-07-06 12:18:47" },
  { height:  549090 , difficulty:  1125184 , date:  "2015-07-06 12:19:31" },
  { height:  549091 , difficulty:  1126907 , date:  "2015-07-06 12:20:32" },
  { height:  549092 , difficulty:  1126562 , date:  "2015-07-06 12:21:00" },
  { height:  549093 , difficulty:  1131494 , date:  "2015-07-06 12:24:42" },
  { height:  549094 , difficulty:  1128846 , date:  "2015-07-06 12:25:23" },
  { height:  549095 , difficulty:  1128905 , date:  "2015-07-06 12:25:29" },
  { height:  549096 , difficulty:  1122414 , date:  "2015-07-06 12:28:07" },
  { height:  549097 , difficulty:  1124626 , date:  "2015-07-06 12:30:55" },
  { height:  549098 , difficulty:  1119327 , date:  "2015-07-06 12:32:17" },
  { height:  549099 , difficulty:  1123903 , date:  "2015-07-06 12:34:37" },
  { height:  549100 , difficulty:  1124198 , date:  "2015-07-06 12:36:24" },
  { height:  549101 , difficulty:  1129568 , date:  "2015-07-06 12:40:28" },
  { height:  549102 , difficulty:  1129925 , date:  "2015-07-06 12:40:33" },
  { height:  549103 , difficulty:  1131202 , date:  "2015-07-06 12:41:27" },
  { height:  549104 , difficulty:  1130307 , date:  "2015-07-06 12:41:44" },
  { height:  549105 , difficulty:  1134171 , date:  "2015-07-06 12:42:23" },
  { height:  549106 , difficulty:  1133125 , date:  "2015-07-06 12:42:54" },
  { height:  549107 , difficulty:  1133723 , date:  "2015-07-06 12:43:47" },
  { height:  549108 , difficulty:  1124726 , date:  "2015-07-06 12:44:23" },
  { height:  549109 , difficulty:  1126133 , date:  "2015-07-06 12:47:00" },
  { height:  549110 , difficulty:  1124179 , date:  "2015-07-06 12:48:18" },
  { height:  549111 , difficulty:  1124986 , date:  "2015-07-06 12:49:20" },
  { height:  549112 , difficulty:  1125503 , date:  "2015-07-06 12:50:04" },
  { height:  549113 , difficulty:  1127686 , date:  "2015-07-06 12:51:14" },
  { height:  549114 , difficulty:  1128039 , date:  "2015-07-06 12:52:09" },
  { height:  549115 , difficulty:  1125585 , date:  "2015-07-06 12:58:00" },
  { height:  549116 , difficulty:  1125185 , date:  "2015-07-06 12:58:29" },
  { height:  549117 , difficulty:  1127229 , date:  "2015-07-06 12:59:09" },
  { height:  549118 , difficulty:  1126569 , date:  "2015-07-06 13:04:11" },
  { height:  549119 , difficulty:  1125168 , date:  "2015-07-06 13:04:17" },
  { height:  549120 , difficulty:  1124516 , date:  "2015-07-06 13:04:27" },
  { height:  549121 , difficulty:  1124683 , date:  "2015-07-06 13:04:34" },
  { height:  549122 , difficulty:  1128855 , date:  "2015-07-06 13:05:16" },
  { height:  549123 , difficulty:  1132102 , date:  "2015-07-06 13:05:35" },
  { height:  549124 , difficulty:  1132700 , date:  "2015-07-06 13:05:57" },
  { height:  549125 , difficulty:  1130659 , date:  "2015-07-06 13:06:36" },
  { height:  549126 , difficulty:  1132563 , date:  "2015-07-06 13:07:15" },
  { height:  549127 , difficulty:  1134112 , date:  "2015-07-06 13:07:47" },
  { height:  549128 , difficulty:  1131878 , date:  "2015-07-06 13:07:58" },
  { height:  549129 , difficulty:  1131685 , date:  "2015-07-06 13:10:45" },
  { height:  549130 , difficulty:  1131905 , date:  "2015-07-06 13:12:55" },
  { height:  549131 , difficulty:  1133277 , date:  "2015-07-06 13:14:06" },
  { height:  549132 , difficulty:  1133377 , date:  "2015-07-06 13:14:12" },
  { height:  549133 , difficulty:  1134035 , date:  "2015-07-06 13:14:18" },
  { height:  549134 , difficulty:  1133435 , date:  "2015-07-06 13:14:44" },
  { height:  549135 , difficulty:  1129964 , date:  "2015-07-06 13:15:42" },
  { height:  549136 , difficulty:  1131528 , date:  "2015-07-06 13:15:48" },
  { height:  549137 , difficulty:  1131820 , date:  "2015-07-06 13:17:35" },
  { height:  549138 , difficulty:  1137412 , date:  "2015-07-06 13:17:36" },
  { height:  549139 , difficulty:  1140027 , date:  "2015-07-06 13:19:19" },
  { height:  549140 , difficulty:  1140159 , date:  "2015-07-06 13:19:37" },
  { height:  549141 , difficulty:  1145883 , date:  "2015-07-06 13:20:52" },
  { height:  549142 , difficulty:  1143921 , date:  "2015-07-06 13:20:54" },
  { height:  549143 , difficulty:  1150653 , date:  "2015-07-06 13:22:11" },
  { height:  549144 , difficulty:  1149729 , date:  "2015-07-06 13:22:22" },
  { height:  549145 , difficulty:  1157134 , date:  "2015-07-06 13:23:41" },
  { height:  549146 , difficulty:  1146270 , date:  "2015-07-06 13:25:27" },
  { height:  549147 , difficulty:  1146809 , date:  "2015-07-06 13:25:28" },
  { height:  549148 , difficulty:  1148255 , date:  "2015-07-06 13:27:00" },
  { height:  549149 , difficulty:  1133577 , date:  "2015-07-06 13:27:12" },
  { height:  549150 , difficulty:  1130582 , date:  "2015-07-06 13:28:16" },
  { height:  549151 , difficulty:  1132239 , date:  "2015-07-06 13:29:00" },
  { height:  549152 , difficulty:  1135135 , date:  "2015-07-06 13:29:11" },
  { height:  549153 , difficulty:  1134279 , date:  "2015-07-06 13:29:33" },
  { height:  549154 , difficulty:  1139213 , date:  "2015-07-06 13:31:00" },
  { height:  549155 , difficulty:  1139858 , date:  "2015-07-06 13:31:35" },
  { height:  549156 , difficulty:  1140631 , date:  "2015-07-06 13:31:59" },
  { height:  549157 , difficulty:  1140742 , date:  "2015-07-06 13:33:55" },
  { height:  549158 , difficulty:  1143675 , date:  "2015-07-06 13:35:58" },
  { height:  549159 , difficulty:  1143009 , date:  "2015-07-06 13:35:59" },
  { height:  549160 , difficulty:  1139529 , date:  "2015-07-06 13:36:27" },
  { height:  549161 , difficulty:  1140219 , date:  "2015-07-06 13:37:02" },
  { height:  549162 , difficulty:  1141109 , date:  "2015-07-06 13:37:38" },
  { height:  549163 , difficulty:  1136725 , date:  "2015-07-06 13:37:42" },
  { height:  549164 , difficulty:  1130805 , date:  "2015-07-06 13:38:37" },
  { height:  549165 , difficulty:  1136549 , date:  "2015-07-06 13:38:59" },
  { height:  549166 , difficulty:  1139616 , date:  "2015-07-06 13:39:24" },
  { height:  549167 , difficulty:  1139320 , date:  "2015-07-06 13:39:40" },
  { height:  549168 , difficulty:  1139056 , date:  "2015-07-06 13:41:18" },
  { height:  549169 , difficulty:  1136566 , date:  "2015-07-06 13:42:52" },
  { height:  549170 , difficulty:  1135621 , date:  "2015-07-06 13:43:09" },
  { height:  549171 , difficulty:  1136415 , date:  "2015-07-06 13:44:16" },
  { height:  549172 , difficulty:  1133038 , date:  "2015-07-06 13:44:22" },
  { height:  549173 , difficulty:  1129980 , date:  "2015-07-06 13:44:36" },
  { height:  549174 , difficulty:  1127606 , date:  "2015-07-06 13:45:18" },
  { height:  549175 , difficulty:  1124736 , date:  "2015-07-06 13:45:26" },
  { height:  549176 , difficulty:  1121912 , date:  "2015-07-06 13:46:13" },
  { height:  549177 , difficulty:  1116576 , date:  "2015-07-06 13:47:51" },
  { height:  549178 , difficulty:  1116902 , date:  "2015-07-06 13:48:09" },
  { height:  549179 , difficulty:  1115461 , date:  "2015-07-06 13:49:44" },
  { height:  549180 , difficulty:  1115816 , date:  "2015-07-06 13:50:01" },
  { height:  549181 , difficulty:  1116050 , date:  "2015-07-06 13:53:09" },
  { height:  549182 , difficulty:  1115493 , date:  "2015-07-06 13:53:14" },
  { height:  549183 , difficulty:  1115491 , date:  "2015-07-06 13:54:38" },
  { height:  549184 , difficulty:  1114592 , date:  "2015-07-06 13:54:42" },
  { height:  549185 , difficulty:  1110218 , date:  "2015-07-06 13:56:25" },
  { height:  549186 , difficulty:  1116643 , date:  "2015-07-06 13:56:36" },
  { height:  549187 , difficulty:  1115045 , date:  "2015-07-06 13:57:56" },
  { height:  549188 , difficulty:  1116196 , date:  "2015-07-06 14:00:27" },
  { height:  549189 , difficulty:  1114357 , date:  "2015-07-06 14:00:31" },
  { height:  549190 , difficulty:  1113342 , date:  "2015-07-06 14:00:57" },
  { height:  549191 , difficulty:  1105001 , date:  "2015-07-06 14:02:40" },
  { height:  549192 , difficulty:  1104957 , date:  "2015-07-06 14:02:47" },
  { height:  549193 , difficulty:  1110705 , date:  "2015-07-06 14:05:51" },
  { height:  549194 , difficulty:  1101520 , date:  "2015-07-06 14:07:33" },
  { height:  549195 , difficulty:  1103724 , date:  "2015-07-06 14:07:34" },
  { height:  549196 , difficulty:  1106313 , date:  "2015-07-06 14:07:35" },
  { height:  549197 , difficulty:  1106392 , date:  "2015-07-06 14:08:10" },
  { height:  549198 , difficulty:  1105797 , date:  "2015-07-06 14:08:12" },
  { height:  549199 , difficulty:  1107221 , date:  "2015-07-06 14:08:31" },
  { height:  549200 , difficulty:  1106723 , date:  "2015-07-06 14:09:14" },
  { height:  549201 , difficulty:  1108020 , date:  "2015-07-06 14:13:41" },
  { height:  549202 , difficulty:  1109074 , date:  "2015-07-06 14:14:34" },
  { height:  549203 , difficulty:  1108265 , date:  "2015-07-06 14:14:38" },
  { height:  549204 , difficulty:  1108105 , date:  "2015-07-06 14:15:32" },
  { height:  549205 , difficulty:  1105278 , date:  "2015-07-06 14:15:34" },
  { height:  549206 , difficulty:  1102498 , date:  "2015-07-06 14:17:33" },
  { height:  549207 , difficulty:  1100472 , date:  "2015-07-06 14:18:40" },
  { height:  549208 , difficulty:  1100756 , date:  "2015-07-06 14:20:46" },
  { height:  549209 , difficulty:  1108235 , date:  "2015-07-06 14:24:58" },
  { height:  549210 , difficulty:  1113673 , date:  "2015-07-06 14:25:02" },
  { height:  549211 , difficulty:  1117857 , date:  "2015-07-06 14:25:17" },
  { height:  549212 , difficulty:  1117952 , date:  "2015-07-06 14:25:59" },
  { height:  549213 , difficulty:  1115680 , date:  "2015-07-06 14:26:12" },
  { height:  549214 , difficulty:  1115818 , date:  "2015-07-06 14:27:17" },
  { height:  549215 , difficulty:  1117415 , date:  "2015-07-06 14:28:42" },
  { height:  549216 , difficulty:  1117152 , date:  "2015-07-06 14:29:01" },
  { height:  549217 , difficulty:  1115459 , date:  "2015-07-06 14:29:44" },
  { height:  549218 , difficulty:  1122490 , date:  "2015-07-06 14:30:25" },
  { height:  549219 , difficulty:  1121016 , date:  "2015-07-06 14:31:45" },
  { height:  549220 , difficulty:  1123357 , date:  "2015-07-06 14:32:31" },
  { height:  549221 , difficulty:  1122407 , date:  "2015-07-06 14:33:12" },
  { height:  549222 , difficulty:  1120425 , date:  "2015-07-06 14:33:18" },
  { height:  549223 , difficulty:  1121584 , date:  "2015-07-06 14:34:17" },
  { height:  549224 , difficulty:  1120683 , date:  "2015-07-06 14:35:44" },
  { height:  549225 , difficulty:  1127375 , date:  "2015-07-06 14:36:35" },
  { height:  549226 , difficulty:  1125567 , date:  "2015-07-06 14:36:36" },
  { height:  549227 , difficulty:  1125308 , date:  "2015-07-06 14:48:30" },
  { height:  549228 , difficulty:  1127682 , date:  "2015-07-06 14:50:30" },
  { height:  549229 , difficulty:  1129904 , date:  "2015-07-06 14:50:31" },
  { height:  549230 , difficulty:  1127290 , date:  "2015-07-06 14:56:30" },
  { height:  549231 , difficulty:  1129622 , date:  "2015-07-06 14:56:34" },
  { height:  549232 , difficulty:  1129386 , date:  "2015-07-06 15:01:56" },
  { height:  549233 , difficulty:  1128090 , date:  "2015-07-06 15:04:02" },
  { height:  549234 , difficulty:  1125144 , date:  "2015-07-06 15:04:33" },
  { height:  549235 , difficulty:  1125488 , date:  "2015-07-06 15:08:45" },
  { height:  549236 , difficulty:  1125024 , date:  "2015-07-06 15:11:02" },
  { height:  549237 , difficulty:  1124404 , date:  "2015-07-06 15:11:42" },
  { height:  549238 , difficulty:  1128509 , date:  "2015-07-06 15:11:52" },
  { height:  549239 , difficulty:  1135082 , date:  "2015-07-06 15:12:57" },
  { height:  549240 , difficulty:  1133570 , date:  "2015-07-06 15:12:58" },
  { height:  549241 , difficulty:  1133361 , date:  "2015-07-06 15:14:31" },
  { height:  549242 , difficulty:  1133002 , date:  "2015-07-06 15:14:52" },
  { height:  549243 , difficulty:  1136688 , date:  "2015-07-06 15:15:20" },
  { height:  549244 , difficulty:  1134016 , date:  "2015-07-06 15:15:22" },
  { height:  549245 , difficulty:  1132296 , date:  "2015-07-06 15:18:02" },
  { height:  549246 , difficulty:  1138345 , date:  "2015-07-06 15:18:05" },
  { height:  549247 , difficulty:  1137874 , date:  "2015-07-06 15:18:19" },
  { height:  549248 , difficulty:  1137888 , date:  "2015-07-06 15:18:29" },
  { height:  549249 , difficulty:  1143951 , date:  "2015-07-06 15:18:31" },
  { height:  549250 , difficulty:  1144776 , date:  "2015-07-06 15:18:50" },
  { height:  549251 , difficulty:  1144768 , date:  "2015-07-06 15:19:23" },
  { height:  549252 , difficulty:  1148854 , date:  "2015-07-06 15:20:57" },
  { height:  549253 , difficulty:  1148037 , date:  "2015-07-06 15:21:36" },
  { height:  549254 , difficulty:  1147682 , date:  "2015-07-06 15:21:41" },
  { height:  549255 , difficulty:  1154683 , date:  "2015-07-06 15:22:02" },
  { height:  549256 , difficulty:  1154420 , date:  "2015-07-06 15:25:57" },
  { height:  549257 , difficulty:  1149524 , date:  "2015-07-06 15:26:42" },
  { height:  549258 , difficulty:  1149828 , date:  "2015-07-06 15:28:43" },
  { height:  549259 , difficulty:  1149103 , date:  "2015-07-06 15:31:28" },
  { height:  549260 , difficulty:  1149206 , date:  "2015-07-06 15:31:30" },
  { height:  549261 , difficulty:  1148496 , date:  "2015-07-06 15:31:32" },
  { height:  549262 , difficulty:  1150135 , date:  "2015-07-06 15:32:39" },
  { height:  549263 , difficulty:  1148846 , date:  "2015-07-06 15:35:07" },
  { height:  549264 , difficulty:  1147662 , date:  "2015-07-06 15:35:13" },
  { height:  549265 , difficulty:  1147897 , date:  "2015-07-06 15:37:00" },
  { height:  549266 , difficulty:  1147827 , date:  "2015-07-06 15:38:49" },
  { height:  549267 , difficulty:  1145067 , date:  "2015-07-06 15:38:52" },
  { height:  549268 , difficulty:  1144948 , date:  "2015-07-06 15:39:17" },
  { height:  549269 , difficulty:  1140093 , date:  "2015-07-06 15:40:06" },
  { height:  549270 , difficulty:  1137727 , date:  "2015-07-06 15:42:53" },
  { height:  549271 , difficulty:  1137973 , date:  "2015-07-06 15:42:58" },
  { height:  549272 , difficulty:  1143681 , date:  "2015-07-06 15:43:27" },
  { height:  549273 , difficulty:  1143013 , date:  "2015-07-06 15:44:25" },
  { height:  549274 , difficulty:  1143194 , date:  "2015-07-06 15:46:02" },
  { height:  549275 , difficulty:  1143147 , date:  "2015-07-06 15:46:14" },
  { height:  549276 , difficulty:  1142868 , date:  "2015-07-06 15:46:16" },
  { height:  549277 , difficulty:  1134948 , date:  "2015-07-06 15:47:26" },
  { height:  549278 , difficulty:  1137334 , date:  "2015-07-06 15:48:09" },
  { height:  549279 , difficulty:  1138191 , date:  "2015-07-06 15:48:26" },
  { height:  549280 , difficulty:  1138331 , date:  "2015-07-06 15:49:51" },
  { height:  549281 , difficulty:  1138437 , date:  "2015-07-06 15:51:28" },
  { height:  549282 , difficulty:  1136946 , date:  "2015-07-06 15:51:30" },
  { height:  549283 , difficulty:  1135228 , date:  "2015-07-06 15:51:34" },
  { height:  549284 , difficulty:  1131262 , date:  "2015-07-06 15:53:56" },
  { height:  549285 , difficulty:  1124044 , date:  "2015-07-06 15:53:58" },
  { height:  549286 , difficulty:  1132189 , date:  "2015-07-06 15:54:16" },
  { height:  549287 , difficulty:  1132051 , date:  "2015-07-06 15:54:25" },
  { height:  549288 , difficulty:  1131620 , date:  "2015-07-06 15:54:48" },
  { height:  549289 , difficulty:  1131957 , date:  "2015-07-06 15:55:00" },
  { height:  549290 , difficulty:  1133063 , date:  "2015-07-06 15:58:12" },
  { height:  549291 , difficulty:  1130484 , date:  "2015-07-06 15:58:48" },
  { height:  549292 , difficulty:  1131362 , date:  "2015-07-06 15:58:55" },
  { height:  549293 , difficulty:  1130186 , date:  "2015-07-06 16:00:03" },
  { height:  549294 , difficulty:  1129865 , date:  "2015-07-06 16:00:40" },
  { height:  549295 , difficulty:  1129347 , date:  "2015-07-06 16:00:50" },
  { height:  549296 , difficulty:  1131075 , date:  "2015-07-06 16:00:52" },
  { height:  549297 , difficulty:  1135999 , date:  "2015-07-06 16:01:29" },
  { height:  549298 , difficulty:  1136181 , date:  "2015-07-06 16:02:43" },
  { height:  549299 , difficulty:  1134493 , date:  "2015-07-06 16:02:45" },
  { height:  549300 , difficulty:  1135096 , date:  "2015-07-06 16:04:59" },
  { height:  549301 , difficulty:  1136674 , date:  "2015-07-06 16:06:16" },
  { height:  549302 , difficulty:  1137085 , date:  "2015-07-06 16:06:29" },
  { height:  549303 , difficulty:  1116389 , date:  "2015-07-06 16:06:51" },
  { height:  549304 , difficulty:  1112930 , date:  "2015-07-06 16:08:03" },
  { height:  549305 , difficulty:  1113520 , date:  "2015-07-06 16:09:12" },
  { height:  549306 , difficulty:  1102697 , date:  "2015-07-06 16:10:08" },
  { height:  549307 , difficulty:  1103278 , date:  "2015-07-06 16:11:52" },
  { height:  549308 , difficulty:  1094189 , date:  "2015-07-06 16:12:40" },
  { height:  549309 , difficulty:  1091441 , date:  "2015-07-06 16:12:46" },
  { height:  549310 , difficulty:  1090717 , date:  "2015-07-06 16:12:50" },
  { height:  549311 , difficulty:  1086639 , date:  "2015-07-06 16:12:51" },
  { height:  549312 , difficulty:  1082912 , date:  "2015-07-06 16:13:40" },
  { height:  549313 , difficulty:  1081834 , date:  "2015-07-06 16:14:16" },
  { height:  549314 , difficulty:  1082966 , date:  "2015-07-06 16:14:19" },
  { height:  549315 , difficulty:  1083910 , date:  "2015-07-06 16:14:42" },
  { height:  549316 , difficulty:  1084058 , date:  "2015-07-06 16:16:23" },
  { height:  549317 , difficulty:  1084731 , date:  "2015-07-06 16:20:16" },
  { height:  549318 , difficulty:  1084337 , date:  "2015-07-06 16:20:35" },
  { height:  549319 , difficulty:  1088315 , date:  "2015-07-06 16:24:38" },
  { height:  549320 , difficulty:  1090650 , date:  "2015-07-06 16:24:44" },
  { height:  549321 , difficulty:  1087164 , date:  "2015-07-06 16:24:51" },
  { height:  549322 , difficulty:  1087577 , date:  "2015-07-06 16:27:24" },
  { height:  549323 , difficulty:  1091297 , date:  "2015-07-06 16:27:28" },
  { height:  549324 , difficulty:  1097594 , date:  "2015-07-06 16:28:48" },
  { height:  549325 , difficulty:  1097717 , date:  "2015-07-06 16:28:53" },
  { height:  549326 , difficulty:  1097633 , date:  "2015-07-06 16:29:42" },
  { height:  549327 , difficulty:  1098240 , date:  "2015-07-06 16:32:03" },
  { height:  549328 , difficulty:  1095671 , date:  "2015-07-06 16:32:06" },
  { height:  549329 , difficulty:  1095447 , date:  "2015-07-06 16:32:21" },
  { height:  549330 , difficulty:  1097319 , date:  "2015-07-06 16:33:21" },
  { height:  549331 , difficulty:  1097775 , date:  "2015-07-06 16:34:45" },
  { height:  549332 , difficulty:  1091350 , date:  "2015-07-06 16:34:49" },
  { height:  549333 , difficulty:  1090248 , date:  "2015-07-06 16:36:23" },
  { height:  549334 , difficulty:  1090303 , date:  "2015-07-06 16:36:57" },
  { height:  549335 , difficulty:  1092527 , date:  "2015-07-06 16:38:10" },
  { height:  549336 , difficulty:  1092672 , date:  "2015-07-06 16:39:06" },
  { height:  549337 , difficulty:  1092961 , date:  "2015-07-06 16:39:12" },
  { height:  549338 , difficulty:  1091974 , date:  "2015-07-06 16:39:33" },
  { height:  549339 , difficulty:  1088590 , date:  "2015-07-06 16:41:43" },
  { height:  549340 , difficulty:  1090540 , date:  "2015-07-06 16:42:30" },
  { height:  549341 , difficulty:  1093002 , date:  "2015-07-06 16:42:36" },
  { height:  549342 , difficulty:  1089996 , date:  "2015-07-06 16:42:43" },
  { height:  549343 , difficulty:  1090932 , date:  "2015-07-06 16:44:01" },
  { height:  549344 , difficulty:  1091424 , date:  "2015-07-06 16:46:37" },
  { height:  549345 , difficulty:  1093234 , date:  "2015-07-06 16:48:21" },
  { height:  549346 , difficulty:  1088456 , date:  "2015-07-06 16:48:31" },
  { height:  549347 , difficulty:  1089188 , date:  "2015-07-06 16:49:08" },
  { height:  549348 , difficulty:  1089108 , date:  "2015-07-06 16:50:36" },
  { height:  549349 , difficulty:  1089470 , date:  "2015-07-06 16:50:45" },
  { height:  549350 , difficulty:  1087292 , date:  "2015-07-06 16:50:50" },
  { height:  549351 , difficulty:  1088534 , date:  "2015-07-06 16:52:38" },
  { height:  549352 , difficulty:  1090045 , date:  "2015-07-06 16:52:45" },
  { height:  549353 , difficulty:  1088502 , date:  "2015-07-06 16:54:51" },
  { height:  549354 , difficulty:  1087974 , date:  "2015-07-06 16:54:57" },
  { height:  549355 , difficulty:  1088533 , date:  "2015-07-06 16:55:49" },
  { height:  549356 , difficulty:  1086937 , date:  "2015-07-06 16:55:51" },
  { height:  549357 , difficulty:  1088724 , date:  "2015-07-06 16:56:53" },
  { height:  549358 , difficulty:  1089511 , date:  "2015-07-06 17:00:33" },
  { height:  549359 , difficulty:  1090723 , date:  "2015-07-06 17:00:34" },
  { height:  549360 , difficulty:  1087674 , date:  "2015-07-06 17:01:17" },
  { height:  549361 , difficulty:  1089924 , date:  "2015-07-06 17:01:22" },
  { height:  549362 , difficulty:  1089602 , date:  "2015-07-06 17:01:30" },
  { height:  549363 , difficulty:  1099790 , date:  "2015-07-06 17:03:23" },
  { height:  549364 , difficulty:  1099625 , date:  "2015-07-06 17:03:25" },
  { height:  549365 , difficulty:  1099458 , date:  "2015-07-06 17:03:32" },
  { height:  549366 , difficulty:  1094238 , date:  "2015-07-06 17:05:57" },
  { height:  549367 , difficulty:  1094099 , date:  "2015-07-06 17:06:01" },
  { height:  549368 , difficulty:  1098294 , date:  "2015-07-06 17:07:08" },
  { height:  549369 , difficulty:  1096414 , date:  "2015-07-06 17:07:09" },
  { height:  549370 , difficulty:  1098872 , date:  "2015-07-06 17:07:32" },
  { height:  549371 , difficulty:  1098723 , date:  "2015-07-06 17:08:55" },
  { height:  549372 , difficulty:  1104183 , date:  "2015-07-06 17:10:43" },
  { height:  549373 , difficulty:  1103507 , date:  "2015-07-06 17:11:38" },
  { height:  549374 , difficulty:  1101682 , date:  "2015-07-06 17:12:20" },
  { height:  549375 , difficulty:  1101782 , date:  "2015-07-06 17:12:23" },
  { height:  549376 , difficulty:  1098546 , date:  "2015-07-06 17:12:28" },
  { height:  549377 , difficulty:  1101752 , date:  "2015-07-06 17:12:42" },
  { height:  549378 , difficulty:  1101494 , date:  "2015-07-06 17:13:44" },
  { height:  549379 , difficulty:  1101984 , date:  "2015-07-06 17:13:53" },
  { height:  549380 , difficulty:  1100267 , date:  "2015-07-06 17:14:52" },
  { height:  549381 , difficulty:  1101403 , date:  "2015-07-06 17:16:32" },
  { height:  549382 , difficulty:  1100293 , date:  "2015-07-06 17:17:16" },
  { height:  549383 , difficulty:  1098343 , date:  "2015-07-06 17:17:39" },
  { height:  549384 , difficulty:  1098628 , date:  "2015-07-06 17:18:07" },
  { height:  549385 , difficulty:  1098639 , date:  "2015-07-06 17:18:36" },
  { height:  549386 , difficulty:  1101954 , date:  "2015-07-06 17:21:04" },
  { height:  549387 , difficulty:  1102320 , date:  "2015-07-06 17:21:13" },
  { height:  549388 , difficulty:  1103977 , date:  "2015-07-06 17:21:36" },
  { height:  549389 , difficulty:  1103453 , date:  "2015-07-06 17:23:33" },
  { height:  549390 , difficulty:  1104777 , date:  "2015-07-06 17:23:52" },
  { height:  549391 , difficulty:  1105321 , date:  "2015-07-06 17:27:59" },
  { height:  549392 , difficulty:  1102975 , date:  "2015-07-06 17:28:03" },
  { height:  549393 , difficulty:  1099262 , date:  "2015-07-06 17:29:06" },
  { height:  549394 , difficulty:  1104501 , date:  "2015-07-06 17:29:07" },
  { height:  549395 , difficulty:  1097574 , date:  "2015-07-06 17:30:55" },
  { height:  549396 , difficulty:  1098238 , date:  "2015-07-06 17:34:12" },
  { height:  549397 , difficulty:  1098059 , date:  "2015-07-06 17:34:37" },
  { height:  549398 , difficulty:  1104842 , date:  "2015-07-06 17:37:10" },
  { height:  549399 , difficulty:  1104915 , date:  "2015-07-06 17:37:59" },
  { height:  549400 , difficulty:  1103426 , date:  "2015-07-06 17:40:37" },
  { height:  549401 , difficulty:  1106394 , date:  "2015-07-06 17:41:24" },
  { height:  549402 , difficulty:  1105022 , date:  "2015-07-06 17:41:29" },
  { height:  549403 , difficulty:  1101055 , date:  "2015-07-06 17:41:35" },
  { height:  549404 , difficulty:  1101522 , date:  "2015-07-06 17:45:19" },
  { height:  549405 , difficulty:  1103985 , date:  "2015-07-06 17:46:47" },
  { height:  549406 , difficulty:  1103401 , date:  "2015-07-06 17:47:27" },
  { height:  549407 , difficulty:  1100973 , date:  "2015-07-06 17:48:29" },
  { height:  549408 , difficulty:  1101613 , date:  "2015-07-06 17:51:31" },
  { height:  549409 , difficulty:  1099871 , date:  "2015-07-06 17:51:34" },
  { height:  549410 , difficulty:  1102230 , date:  "2015-07-06 17:51:49" },
  { height:  549411 , difficulty:  1100198 , date:  "2015-07-06 17:51:55" },
  { height:  549412 , difficulty:  1099673 , date:  "2015-07-06 17:52:51" },
  { height:  549413 , difficulty:  1099809 , date:  "2015-07-06 17:54:24" },
  { height:  549414 , difficulty:  1100123 , date:  "2015-07-06 17:55:12" },
  { height:  549415 , difficulty:  1096224 , date:  "2015-07-06 17:56:25" },
  { height:  549416 , difficulty:  1095036 , date:  "2015-07-06 17:57:03" },
  { height:  549417 , difficulty:  1095796 , date:  "2015-07-06 17:57:11" },
  { height:  549418 , difficulty:  1096250 , date:  "2015-07-06 17:57:20" },
  { height:  549419 , difficulty:  1095990 , date:  "2015-07-06 17:57:56" },
  { height:  549420 , difficulty:  1095790 , date:  "2015-07-06 17:58:10" },
  { height:  549421 , difficulty:  1098797 , date:  "2015-07-06 18:02:03" },
  { height:  549422 , difficulty:  1098562 , date:  "2015-07-06 18:02:53" },
  { height:  549423 , difficulty:  1097848 , date:  "2015-07-06 18:02:58" },
  { height:  549424 , difficulty:  1095342 , date:  "2015-07-06 18:02:59" },
  { height:  549425 , difficulty:  1095290 , date:  "2015-07-06 18:03:20" },
  { height:  549426 , difficulty:  1096548 , date:  "2015-07-06 18:04:32" },
  { height:  549427 , difficulty:  1099303 , date:  "2015-07-06 18:04:44" },
  { height:  549428 , difficulty:  1099184 , date:  "2015-07-06 18:04:45" },
  { height:  549429 , difficulty:  1102287 , date:  "2015-07-06 18:07:50" },
  { height:  549430 , difficulty:  1102219 , date:  "2015-07-06 18:07:52" },
  { height:  549431 , difficulty:  1105942 , date:  "2015-07-06 18:07:55" },
  { height:  549432 , difficulty:  1106571 , date:  "2015-07-06 18:10:40" },
  { height:  549433 , difficulty:  1104894 , date:  "2015-07-06 18:10:44" },
  { height:  549434 , difficulty:  1102767 , date:  "2015-07-06 18:11:21" },
  { height:  549435 , difficulty:  1103943 , date:  "2015-07-06 18:11:40" },
  { height:  549436 , difficulty:  1103018 , date:  "2015-07-06 18:12:02" },
  { height:  549437 , difficulty:  1103372 , date:  "2015-07-06 18:12:16" },
  { height:  549438 , difficulty:  1107891 , date:  "2015-07-06 18:12:21" },
  { height:  549439 , difficulty:  1104590 , date:  "2015-07-06 18:14:26" },
  { height:  549440 , difficulty:  1109019 , date:  "2015-07-06 18:14:32" },
  { height:  549441 , difficulty:  1114744 , date:  "2015-07-06 18:15:10" },
  { height:  549442 , difficulty:  1111198 , date:  "2015-07-06 18:15:25" },
  { height:  549443 , difficulty:  1112456 , date:  "2015-07-06 18:16:40" },
  { height:  549444 , difficulty:  1110469 , date:  "2015-07-06 18:16:56" },
  { height:  549445 , difficulty:  1110505 , date:  "2015-07-06 18:18:30" },
  { height:  549446 , difficulty:  1111166 , date:  "2015-07-06 18:19:07" },
  { height:  549447 , difficulty:  1108970 , date:  "2015-07-06 18:20:44" },
  { height:  549448 , difficulty:  1109215 , date:  "2015-07-06 18:21:11" },
  { height:  549449 , difficulty:  1107590 , date:  "2015-07-06 18:21:18" },
  { height:  549450 , difficulty:  1108040 , date:  "2015-07-06 18:21:57" },
  { height:  549451 , difficulty:  1108428 , date:  "2015-07-06 18:22:48" },
  { height:  549452 , difficulty:  1109206 , date:  "2015-07-06 18:23:02" },
  { height:  549453 , difficulty:  1109908 , date:  "2015-07-06 18:23:30" },
  { height:  549454 , difficulty:  1108252 , date:  "2015-07-06 18:25:34" },
  { height:  549455 , difficulty:  1110688 , date:  "2015-07-06 18:26:38" },
  { height:  549456 , difficulty:  1108955 , date:  "2015-07-06 18:27:15" },
  { height:  549457 , difficulty:  1106071 , date:  "2015-07-06 18:27:18" },
  { height:  549458 , difficulty:  1105352 , date:  "2015-07-06 18:30:12" },
  { height:  549459 , difficulty:  1108769 , date:  "2015-07-06 18:31:20" },
  { height:  549460 , difficulty:  1109290 , date:  "2015-07-06 18:32:04" },
  { height:  549461 , difficulty:  1108890 , date:  "2015-07-06 18:32:44" },
  { height:  549462 , difficulty:  1104509 , date:  "2015-07-06 18:33:40" },
  { height:  549463 , difficulty:  1107559 , date:  "2015-07-06 18:34:01" },
  { height:  549464 , difficulty:  1107022 , date:  "2015-07-06 18:34:48" },
  { height:  549465 , difficulty:  1104624 , date:  "2015-07-06 18:35:33" },
  { height:  549466 , difficulty:  1104087 , date:  "2015-07-06 18:35:35" },
  { height:  549467 , difficulty:  1097045 , date:  "2015-07-06 18:35:43" },
  { height:  549468 , difficulty:  1097382 , date:  "2015-07-06 18:35:52" },
  { height:  549469 , difficulty:  1098165 , date:  "2015-07-06 18:35:57" },
  { height:  549470 , difficulty:  1099328 , date:  "2015-07-06 18:37:16" },
  { height:  549471 , difficulty:  1096694 , date:  "2015-07-06 18:37:40" },
  { height:  549472 , difficulty:  1091132 , date:  "2015-07-06 18:38:21" },
  { height:  549473 , difficulty:  1091463 , date:  "2015-07-06 18:39:07" },
  { height:  549474 , difficulty:  1087154 , date:  "2015-07-06 18:39:17" },
  { height:  549475 , difficulty:  1087389 , date:  "2015-07-06 18:41:51" },
  { height:  549476 , difficulty:  1084511 , date:  "2015-07-06 18:42:58" },
  { height:  549477 , difficulty:  1084138 , date:  "2015-07-06 18:43:09" },
  { height:  549478 , difficulty:  1085313 , date:  "2015-07-06 18:43:42" },
  { height:  549479 , difficulty:  1087745 , date:  "2015-07-06 18:44:32" },
  { height:  549480 , difficulty:  1083480 , date:  "2015-07-06 18:45:42" },
  { height:  549481 , difficulty:  1081232 , date:  "2015-07-06 18:46:28" },
  { height:  549482 , difficulty:  1080733 , date:  "2015-07-06 18:48:01" },
  { height:  549483 , difficulty:  1083435 , date:  "2015-07-06 18:48:04" },
  { height:  549484 , difficulty:  1079178 , date:  "2015-07-06 18:51:03" },
  { height:  549485 , difficulty:  1081608 , date:  "2015-07-06 18:52:36" },
  { height:  549486 , difficulty:  1084279 , date:  "2015-07-06 18:52:40" },
  { height:  549487 , difficulty:  1085021 , date:  "2015-07-06 18:54:35" },
  { height:  549488 , difficulty:  1085940 , date:  "2015-07-06 18:54:39" },
  { height:  549489 , difficulty:  1085244 , date:  "2015-07-06 18:54:41" },
  { height:  549490 , difficulty:  1088636 , date:  "2015-07-06 18:55:08" },
  { height:  549491 , difficulty:  1088073 , date:  "2015-07-06 18:55:23" },
  { height:  549492 , difficulty:  1087568 , date:  "2015-07-06 18:55:26" },
  { height:  549493 , difficulty:  1092652 , date:  "2015-07-06 18:56:29" },
  { height:  549494 , difficulty:  1092435 , date:  "2015-07-06 18:58:19" },
  { height:  549495 , difficulty:  1094867 , date:  "2015-07-06 18:58:23" },
  { height:  549496 , difficulty:  1095552 , date:  "2015-07-06 18:59:36" },
  { height:  549497 , difficulty:  1092139 , date:  "2015-07-06 18:59:37" },
  { height:  549498 , difficulty:  1090696 , date:  "2015-07-06 19:00:24" },
  { height:  549499 , difficulty:  1090614 , date:  "2015-07-06 19:02:01" },
  { height:  549500 , difficulty:  1091354 , date:  "2015-07-06 19:02:49" },
  { height:  549501 , difficulty:  1096954 , date:  "2015-07-06 19:03:02" },
  { height:  549502 , difficulty:  1105893 , date:  "2015-07-06 19:03:47" },
  { height:  549503 , difficulty:  1105599 , date:  "2015-07-06 19:03:48" },
  { height:  549504 , difficulty:  1107009 , date:  "2015-07-06 19:03:58" },
  { height:  549505 , difficulty:  1101446 , date:  "2015-07-06 19:04:49" },
  { height:  549506 , difficulty:  1102465 , date:  "2015-07-06 19:05:14" },
  { height:  549507 , difficulty:  1105652 , date:  "2015-07-06 19:06:14" },
  { height:  549508 , difficulty:  1102708 , date:  "2015-07-06 19:07:37" },
  { height:  549509 , difficulty:  1105070 , date:  "2015-07-06 19:07:39" },
  { height:  549510 , difficulty:  1105123 , date:  "2015-07-06 19:07:58" },
  { height:  549511 , difficulty:  1107403 , date:  "2015-07-06 19:08:07" },
  { height:  549512 , difficulty:  1107913 , date:  "2015-07-06 19:08:43" },
  { height:  549513 , difficulty:  1108758 , date:  "2015-07-06 19:10:43" },
  { height:  549514 , difficulty:  1109155 , date:  "2015-07-06 19:11:46" },
  { height:  549515 , difficulty:  1105422 , date:  "2015-07-06 19:14:33" },
  { height:  549516 , difficulty:  1105429 , date:  "2015-07-06 19:14:38" },
  { height:  549517 , difficulty:  1110979 , date:  "2015-07-06 19:15:50" },
  { height:  549518 , difficulty:  1120224 , date:  "2015-07-06 19:15:51" },
  { height:  549519 , difficulty:  1118643 , date:  "2015-07-06 19:17:11" },
  { height:  549520 , difficulty:  1119765 , date:  "2015-07-06 19:19:46" },
  { height:  549521 , difficulty:  1117394 , date:  "2015-07-06 19:21:15" },
  { height:  549522 , difficulty:  1118982 , date:  "2015-07-06 19:21:19" },
  { height:  549523 , difficulty:  1116674 , date:  "2015-07-06 19:21:28" },
  { height:  549524 , difficulty:  1116364 , date:  "2015-07-06 19:23:11" },
  { height:  549525 , difficulty:  1118560 , date:  "2015-07-06 19:24:38" },
  { height:  549526 , difficulty:  1118022 , date:  "2015-07-06 19:24:42" },
  { height:  549527 , difficulty:  1116925 , date:  "2015-07-06 19:25:16" },
  { height:  549528 , difficulty:  1118880 , date:  "2015-07-06 19:26:26" },
  { height:  549529 , difficulty:  1118130 , date:  "2015-07-06 19:26:30" },
  { height:  549530 , difficulty:  1117593 , date:  "2015-07-06 19:26:42" },
  { height:  549531 , difficulty:  1115699 , date:  "2015-07-06 19:27:32" },
  { height:  549532 , difficulty:  1118118 , date:  "2015-07-06 19:29:24" },
  { height:  549533 , difficulty:  1119914 , date:  "2015-07-06 19:29:56" },
  { height:  549534 , difficulty:  1115296 , date:  "2015-07-06 19:31:27" },
  { height:  549535 , difficulty:  1113254 , date:  "2015-07-06 19:33:08" },
  { height:  549536 , difficulty:  1119649 , date:  "2015-07-06 19:33:52" },
  { height:  549537 , difficulty:  1118588 , date:  "2015-07-06 19:35:10" },
  { height:  549538 , difficulty:  1118984 , date:  "2015-07-06 19:35:36" },
  { height:  549539 , difficulty:  1118361 , date:  "2015-07-06 19:36:13" },
  { height:  549540 , difficulty:  1117116 , date:  "2015-07-06 19:38:53" },
  { height:  549541 , difficulty:  1117174 , date:  "2015-07-06 19:39:41" },
  { height:  549542 , difficulty:  1120817 , date:  "2015-07-06 19:39:45" },
  { height:  549543 , difficulty:  1121612 , date:  "2015-07-06 19:40:02" },
  { height:  549544 , difficulty:  1122346 , date:  "2015-07-06 19:41:02" },
  { height:  549545 , difficulty:  1129023 , date:  "2015-07-06 19:43:56" },
  { height:  549546 , difficulty:  1126979 , date:  "2015-07-06 19:45:50" },
  { height:  549547 , difficulty:  1126291 , date:  "2015-07-06 19:47:38" },
  { height:  549548 , difficulty:  1129458 , date:  "2015-07-06 19:47:40" },
  { height:  549549 , difficulty:  1128027 , date:  "2015-07-06 19:48:19" },
  { height:  549550 , difficulty:  1128270 , date:  "2015-07-06 19:50:27" },
  { height:  549551 , difficulty:  1123523 , date:  "2015-07-06 19:50:28" },
  { height:  549552 , difficulty:  1123730 , date:  "2015-07-06 19:52:46" },
  { height:  549553 , difficulty:  1127946 , date:  "2015-07-06 19:53:06" },
  { height:  549554 , difficulty:  1132165 , date:  "2015-07-06 19:53:13" },
  { height:  549555 , difficulty:  1130630 , date:  "2015-07-06 19:54:18" },
  { height:  549556 , difficulty:  1128582 , date:  "2015-07-06 19:55:21" },
  { height:  549557 , difficulty:  1130217 , date:  "2015-07-06 19:55:27" },
  { height:  549558 , difficulty:  1128197 , date:  "2015-07-06 19:55:28" },
  { height:  549559 , difficulty:  1129363 , date:  "2015-07-06 19:55:29" },
  { height:  549560 , difficulty:  1124507 , date:  "2015-07-06 19:55:49" },
  { height:  549561 , difficulty:  1125029 , date:  "2015-07-06 19:56:20" },
  { height:  549562 , difficulty:  1125213 , date:  "2015-07-06 19:56:56" },
  { height:  549563 , difficulty:  1129104 , date:  "2015-07-06 19:57:04" },
  { height:  549564 , difficulty:  1128975 , date:  "2015-07-06 19:58:51" },
  { height:  549565 , difficulty:  1129799 , date:  "2015-07-06 19:59:34" },
  { height:  549566 , difficulty:  1128952 , date:  "2015-07-06 20:00:38" },
  { height:  549567 , difficulty:  1136671 , date:  "2015-07-06 20:01:57" },
  { height:  549568 , difficulty:  1137134 , date:  "2015-07-06 20:02:11" },
  { height:  549569 , difficulty:  1135393 , date:  "2015-07-06 20:02:13" },
  { height:  549570 , difficulty:  1133714 , date:  "2015-07-06 20:04:09" },
  { height:  549571 , difficulty:  1133810 , date:  "2015-07-06 20:04:12" },
  { height:  549572 , difficulty:  1137862 , date:  "2015-07-06 20:04:21" },
  { height:  549573 , difficulty:  1138572 , date:  "2015-07-06 20:04:59" },
  { height:  549574 , difficulty:  1137953 , date:  "2015-07-06 20:05:44" },
  { height:  549575 , difficulty:  1137204 , date:  "2015-07-06 20:08:03" },
  { height:  549576 , difficulty:  1136390 , date:  "2015-07-06 20:08:07" },
  { height:  549577 , difficulty:  1140140 , date:  "2015-07-06 20:09:03" },
  { height:  549578 , difficulty:  1140209 , date:  "2015-07-06 20:09:18" },
  { height:  549579 , difficulty:  1140372 , date:  "2015-07-06 20:09:24" },
  { height:  549580 , difficulty:  1146043 , date:  "2015-07-06 20:09:29" },
  { height:  549581 , difficulty:  1146750 , date:  "2015-07-06 20:14:32" },
  { height:  549582 , difficulty:  1146674 , date:  "2015-07-06 20:14:41" },
  { height:  549583 , difficulty:  1145950 , date:  "2015-07-06 20:15:48" },
  { height:  549584 , difficulty:  1143331 , date:  "2015-07-06 20:18:23" },
  { height:  549585 , difficulty:  1146993 , date:  "2015-07-06 20:18:36" },
  { height:  549586 , difficulty:  1147192 , date:  "2015-07-06 20:18:42" },
  { height:  549587 , difficulty:  1147036 , date:  "2015-07-06 20:21:10" },
  { height:  549588 , difficulty:  1146718 , date:  "2015-07-06 20:21:42" },
  { height:  549589 , difficulty:  1144758 , date:  "2015-07-06 20:23:02" },
  { height:  549590 , difficulty:  1146920 , date:  "2015-07-06 20:23:19" },
  { height:  549591 , difficulty:  1141913 , date:  "2015-07-06 20:23:58" },
  { height:  549592 , difficulty:  1143576 , date:  "2015-07-06 20:25:20" },
  { height:  549593 , difficulty:  1142232 , date:  "2015-07-06 20:26:33" },
  { height:  549594 , difficulty:  1143719 , date:  "2015-07-06 20:26:39" },
  { height:  549595 , difficulty:  1141866 , date:  "2015-07-06 20:28:15" },
  { height:  549596 , difficulty:  1138822 , date:  "2015-07-06 20:29:59" },
  { height:  549597 , difficulty:  1137881 , date:  "2015-07-06 20:30:29" },
  { height:  549598 , difficulty:  1138427 , date:  "2015-07-06 20:30:33" },
  { height:  549599 , difficulty:  1140324 , date:  "2015-07-06 20:30:40" },
  { height:  549600 , difficulty:  1137945 , date:  "2015-07-06 20:33:25" },
  { height:  549601 , difficulty:  1135326 , date:  "2015-07-06 20:34:48" },
  { height:  549602 , difficulty:  1136632 , date:  "2015-07-06 20:36:00" },
  { height:  549603 , difficulty:  1136005 , date:  "2015-07-06 20:39:31" },
  { height:  549604 , difficulty:  1135444 , date:  "2015-07-06 20:39:53" },
  { height:  549605 , difficulty:  1137905 , date:  "2015-07-06 20:40:19" },
  { height:  549606 , difficulty:  1137826 , date:  "2015-07-06 20:41:12" },
  { height:  549607 , difficulty:  1138904 , date:  "2015-07-06 20:41:15" },
  { height:  549608 , difficulty:  1135480 , date:  "2015-07-06 20:42:20" },
  { height:  549609 , difficulty:  1134732 , date:  "2015-07-06 20:44:08" },
  { height:  549610 , difficulty:  1132219 , date:  "2015-07-06 20:44:12" },
  { height:  549611 , difficulty:  1129681 , date:  "2015-07-06 20:44:39" },
  { height:  549612 , difficulty:  1128438 , date:  "2015-07-06 20:44:55" },
  { height:  549613 , difficulty:  1127925 , date:  "2015-07-06 20:45:37" },
  { height:  549614 , difficulty:  1127505 , date:  "2015-07-06 20:46:02" },
  { height:  549615 , difficulty:  1128189 , date:  "2015-07-06 20:47:51" },
  { height:  549616 , difficulty:  1125675 , date:  "2015-07-06 20:48:15" },
  { height:  549617 , difficulty:  1125977 , date:  "2015-07-06 20:50:31" },
  { height:  549618 , difficulty:  1126291 , date:  "2015-07-06 20:52:58" },
  { height:  549619 , difficulty:  1125871 , date:  "2015-07-06 20:56:15" },
  { height:  549620 , difficulty:  1128673 , date:  "2015-07-06 20:58:33" },
  { height:  549621 , difficulty:  1128963 , date:  "2015-07-06 21:00:07" },
  { height:  549622 , difficulty:  1125515 , date:  "2015-07-06 21:00:13" },
  { height:  549623 , difficulty:  1123677 , date:  "2015-07-06 21:00:16" },
  { height:  549624 , difficulty:  1125095 , date:  "2015-07-06 21:01:08" },
  { height:  549625 , difficulty:  1126037 , date:  "2015-07-06 21:02:00" },
  { height:  549626 , difficulty:  1124991 , date:  "2015-07-06 21:06:18" },
  { height:  549627 , difficulty:  1125671 , date:  "2015-07-06 21:07:08" },
  { height:  549628 , difficulty:  1123610 , date:  "2015-07-06 21:11:08" },
  { height:  549629 , difficulty:  1132032 , date:  "2015-07-06 21:11:27" },
  { height:  549630 , difficulty:  1136524 , date:  "2015-07-06 21:11:53" },
  { height:  549631 , difficulty:  1135434 , date:  "2015-07-06 21:13:51" },
  { height:  549632 , difficulty:  1133543 , date:  "2015-07-06 21:14:34" },
  { height:  549633 , difficulty:  1136049 , date:  "2015-07-06 21:14:48" },
  { height:  549634 , difficulty:  1140244 , date:  "2015-07-06 21:15:14" },
  { height:  549635 , difficulty:  1141027 , date:  "2015-07-06 21:15:54" },
  { height:  549636 , difficulty:  1141218 , date:  "2015-07-06 21:16:18" },
  { height:  549637 , difficulty:  1140598 , date:  "2015-07-06 21:16:45" },
  { height:  549638 , difficulty:  1140302 , date:  "2015-07-06 21:18:41" },
  { height:  549639 , difficulty:  1142583 , date:  "2015-07-06 21:19:28" },
  { height:  549640 , difficulty:  1139354 , date:  "2015-07-06 21:20:23" },
  { height:  549641 , difficulty:  1140520 , date:  "2015-07-06 21:21:13" },
  { height:  549642 , difficulty:  1140325 , date:  "2015-07-06 21:23:13" },
  { height:  549643 , difficulty:  1138531 , date:  "2015-07-06 21:26:13" },
  { height:  549644 , difficulty:  1138251 , date:  "2015-07-06 21:27:25" },
  { height:  549645 , difficulty:  1142590 , date:  "2015-07-06 21:28:41" },
  { height:  549646 , difficulty:  1138926 , date:  "2015-07-06 21:30:05" },
  { height:  549647 , difficulty:  1145184 , date:  "2015-07-06 21:30:23" },
  { height:  549648 , difficulty:  1148007 , date:  "2015-07-06 21:31:05" },
  { height:  549649 , difficulty:  1148117 , date:  "2015-07-06 21:31:36" },
  { height:  549650 , difficulty:  1149998 , date:  "2015-07-06 21:31:54" },
  { height:  549651 , difficulty:  1146007 , date:  "2015-07-06 21:34:10" },
  { height:  549652 , difficulty:  1147548 , date:  "2015-07-06 21:34:26" },
  { height:  549653 , difficulty:  1149862 , date:  "2015-07-06 21:35:28" },
  { height:  549654 , difficulty:  1149574 , date:  "2015-07-06 21:36:01" },
  { height:  549655 , difficulty:  1151226 , date:  "2015-07-06 21:37:44" },
  { height:  549656 , difficulty:  1151282 , date:  "2015-07-06 21:37:59" },
  { height:  549657 , difficulty:  1150281 , date:  "2015-07-06 21:38:15" },
  { height:  549658 , difficulty:  1151416 , date:  "2015-07-06 21:40:02" },
  { height:  549659 , difficulty:  1154076 , date:  "2015-07-06 21:41:05" },
  { height:  549660 , difficulty:  1149172 , date:  "2015-07-06 21:41:53" },
  { height:  549661 , difficulty:  1151465 , date:  "2015-07-06 21:43:10" },
  { height:  549662 , difficulty:  1153795 , date:  "2015-07-06 21:44:16" },
  { height:  549663 , difficulty:  1150015 , date:  "2015-07-06 21:44:58" },
  { height:  549664 , difficulty:  1154153 , date:  "2015-07-06 21:45:24" },
  { height:  549665 , difficulty:  1151687 , date:  "2015-07-06 21:45:33" },
  { height:  549666 , difficulty:  1152365 , date:  "2015-07-06 21:45:52" },
  { height:  549667 , difficulty:  1152044 , date:  "2015-07-06 21:46:16" },
  { height:  549668 , difficulty:  1150534 , date:  "2015-07-06 21:47:36" },
  { height:  549669 , difficulty:  1148237 , date:  "2015-07-06 21:47:47" },
  { height:  549670 , difficulty:  1152916 , date:  "2015-07-06 21:47:53" },
  { height:  549671 , difficulty:  1150216 , date:  "2015-07-06 21:48:44" },
  { height:  549672 , difficulty:  1149163 , date:  "2015-07-06 21:49:43" },
  { height:  549673 , difficulty:  1148858 , date:  "2015-07-06 21:49:58" },
  { height:  549674 , difficulty:  1150163 , date:  "2015-07-06 21:50:11" },
  { height:  549675 , difficulty:  1154054 , date:  "2015-07-06 21:51:31" },
  { height:  549676 , difficulty:  1150867 , date:  "2015-07-06 21:52:14" },
  { height:  549677 , difficulty:  1149162 , date:  "2015-07-06 21:52:30" },
  { height:  549678 , difficulty:  1148246 , date:  "2015-07-06 21:53:46" },
  { height:  549679 , difficulty:  1144165 , date:  "2015-07-06 21:55:33" },
  { height:  549680 , difficulty:  1145045 , date:  "2015-07-06 21:57:27" },
  { height:  549681 , difficulty:  1145049 , date:  "2015-07-06 22:00:46" },
  { height:  549682 , difficulty:  1147528 , date:  "2015-07-06 22:03:10" },
  { height:  549683 , difficulty:  1147858 , date:  "2015-07-06 22:03:45" },
  { height:  549684 , difficulty:  1147685 , date:  "2015-07-06 22:03:55" },
  { height:  549685 , difficulty:  1145059 , date:  "2015-07-06 22:06:21" },
  { height:  549686 , difficulty:  1147425 , date:  "2015-07-06 22:10:14" },
  { height:  549687 , difficulty:  1147011 , date:  "2015-07-06 22:10:29" },
  { height:  549688 , difficulty:  1149015 , date:  "2015-07-06 22:10:33" },
  { height:  549689 , difficulty:  1154064 , date:  "2015-07-06 22:10:35" },
  { height:  549690 , difficulty:  1153766 , date:  "2015-07-06 22:14:20" },
  { height:  549691 , difficulty:  1151390 , date:  "2015-07-06 22:14:40" },
  { height:  549692 , difficulty:  1150660 , date:  "2015-07-06 22:15:02" },
  { height:  549693 , difficulty:  1150162 , date:  "2015-07-06 22:19:17" },
  { height:  549694 , difficulty:  1145800 , date:  "2015-07-06 22:19:41" },
  { height:  549695 , difficulty:  1146315 , date:  "2015-07-06 22:19:45" },
  { height:  549696 , difficulty:  1141918 , date:  "2015-07-06 22:21:28" },
  { height:  549697 , difficulty:  1144648 , date:  "2015-07-06 22:23:22" },
  { height:  549698 , difficulty:  1144511 , date:  "2015-07-06 22:24:47" },
  { height:  549699 , difficulty:  1144891 , date:  "2015-07-06 22:26:47" },
  { height:  549700 , difficulty:  1143615 , date:  "2015-07-06 22:30:42" },
  { height:  549701 , difficulty:  1141922 , date:  "2015-07-06 22:31:10" },
  { height:  549702 , difficulty:  1134763 , date:  "2015-07-06 22:31:26" },
  { height:  549703 , difficulty:  1134753 , date:  "2015-07-06 22:32:01" },
  { height:  549704 , difficulty:  1127326 , date:  "2015-07-06 22:32:44" },
  { height:  549705 , difficulty:  1128100 , date:  "2015-07-06 22:33:22" },
  { height:  549706 , difficulty:  1127372 , date:  "2015-07-06 22:33:53" },
  { height:  549707 , difficulty:  1134752 , date:  "2015-07-06 22:39:14" },
  { height:  549708 , difficulty:  1133561 , date:  "2015-07-06 22:39:38" },
  { height:  549709 , difficulty:  1135449 , date:  "2015-07-06 22:40:56" },
  { height:  549710 , difficulty:  1135206 , date:  "2015-07-06 22:41:28" },
  { height:  549711 , difficulty:  1134708 , date:  "2015-07-06 22:41:30" },
  { height:  549712 , difficulty:  1134082 , date:  "2015-07-06 22:41:34" },
  { height:  549713 , difficulty:  1134830 , date:  "2015-07-06 22:45:43" },
  { height:  549714 , difficulty:  1133978 , date:  "2015-07-06 22:46:50" },
  { height:  549715 , difficulty:  1136529 , date:  "2015-07-06 22:47:42" },
  { height:  549716 , difficulty:  1134903 , date:  "2015-07-06 22:49:00" },
  { height:  549717 , difficulty:  1135460 , date:  "2015-07-06 22:49:50" },
  { height:  549718 , difficulty:  1133390 , date:  "2015-07-06 22:51:46" },
  { height:  549719 , difficulty:  1128974 , date:  "2015-07-06 22:56:48" },
  { height:  549720 , difficulty:  1126920 , date:  "2015-07-06 22:57:40" },
  { height:  549721 , difficulty:  1124886 , date:  "2015-07-06 22:58:26" },
  { height:  549722 , difficulty:  1122663 , date:  "2015-07-06 22:59:14" },
  { height:  549723 , difficulty:  1122274 , date:  "2015-07-06 23:00:10" },
  { height:  549724 , difficulty:  1123649 , date:  "2015-07-06 23:02:50" },
  { height:  549725 , difficulty:  1122859 , date:  "2015-07-06 23:04:46" },
  { height:  549726 , difficulty:  1122447 , date:  "2015-07-06 23:07:14" },
  { height:  549727 , difficulty:  1120652 , date:  "2015-07-06 23:08:31" },
  { height:  549728 , difficulty:  1121266 , date:  "2015-07-06 23:09:36" },
  { height:  549729 , difficulty:  1119550 , date:  "2015-07-06 23:10:33" },
  { height:  549730 , difficulty:  1119268 , date:  "2015-07-06 23:10:53" },
  { height:  549731 , difficulty:  1121760 , date:  "2015-07-06 23:11:27" },
  { height:  549732 , difficulty:  1121943 , date:  "2015-07-06 23:14:12" },
  { height:  549733 , difficulty:  1122478 , date:  "2015-07-06 23:14:27" },
  { height:  549734 , difficulty:  1123551 , date:  "2015-07-06 23:15:02" },
  { height:  549735 , difficulty:  1121779 , date:  "2015-07-06 23:19:08" },
  { height:  549736 , difficulty:  1120564 , date:  "2015-07-06 23:20:28" },
  { height:  549737 , difficulty:  1119047 , date:  "2015-07-06 23:20:45" },
  { height:  549738 , difficulty:  1118158 , date:  "2015-07-06 23:21:05" },
  { height:  549739 , difficulty:  1117170 , date:  "2015-07-06 23:21:30" },
  { height:  549740 , difficulty:  1118961 , date:  "2015-07-06 23:21:53" },
  { height:  549741 , difficulty:  1122124 , date:  "2015-07-06 23:22:15" },
  { height:  549742 , difficulty:  1121730 , date:  "2015-07-06 23:23:14" },
  { height:  549743 , difficulty:  1122454 , date:  "2015-07-06 23:25:04" },
  { height:  549744 , difficulty:  1120294 , date:  "2015-07-06 23:25:18" },
  { height:  549745 , difficulty:  1130700 , date:  "2015-07-06 23:27:01" },
  { height:  549746 , difficulty:  1130636 , date:  "2015-07-06 23:28:46" },
  { height:  549747 , difficulty:  1129709 , date:  "2015-07-06 23:28:51" },
  { height:  549748 , difficulty:  1144187 , date:  "2015-07-06 23:29:56" },
  { height:  549749 , difficulty:  1147077 , date:  "2015-07-06 23:30:00" },
  { height:  549750 , difficulty:  1150174 , date:  "2015-07-06 23:30:50" },
  { height:  549751 , difficulty:  1147612 , date:  "2015-07-06 23:31:07" },
  { height:  549752 , difficulty:  1148589 , date:  "2015-07-06 23:31:36" },
  { height:  549753 , difficulty:  1148416 , date:  "2015-07-06 23:32:30" },
  { height:  549754 , difficulty:  1146052 , date:  "2015-07-06 23:32:38" },
  { height:  549755 , difficulty:  1142948 , date:  "2015-07-06 23:37:07" },
  { height:  549756 , difficulty:  1139539 , date:  "2015-07-06 23:37:26" },
  { height:  549757 , difficulty:  1133240 , date:  "2015-07-06 23:37:47" },
  { height:  549758 , difficulty:  1130911 , date:  "2015-07-06 23:38:08" },
  { height:  549759 , difficulty:  1134027 , date:  "2015-07-06 23:42:29" },
  { height:  549760 , difficulty:  1134215 , date:  "2015-07-06 23:48:11" },
  { height:  549761 , difficulty:  1129971 , date:  "2015-07-06 23:51:57" },
  { height:  549762 , difficulty:  1128126 , date:  "2015-07-06 23:54:12" },
  { height:  549763 , difficulty:  1133710 , date:  "2015-07-06 23:55:24" },
  { height:  549764 , difficulty:  1133771 , date:  "2015-07-06 23:56:30" },
  { height:  549765 , difficulty:  1135163 , date:  "2015-07-06 23:57:28" },
  { height:  549766 , difficulty:  1129983 , date:  "2015-07-06 23:59:30" },
  { height:  549767 , difficulty:  1130279 , date:  "2015-07-06 23:59:58" },
  { height:  549768 , difficulty:  1136693 , date:  "2015-07-07 00:00:16" },
  { height:  549769 , difficulty:  1129903 , date:  "2015-07-07 00:00:35" },
  { height:  549770 , difficulty:  1129361 , date:  "2015-07-07 00:03:25" },
  { height:  549771 , difficulty:  1134300 , date:  "2015-07-07 00:03:37" },
  { height:  549772 , difficulty:  1136411 , date:  "2015-07-07 00:07:07" },
  { height:  549773 , difficulty:  1135428 , date:  "2015-07-07 00:08:40" },
  { height:  549774 , difficulty:  1137227 , date:  "2015-07-07 00:09:09" },
  { height:  549775 , difficulty:  1136844 , date:  "2015-07-07 00:10:32" },
  { height:  549776 , difficulty:  1137157 , date:  "2015-07-07 00:11:07" },
  { height:  549777 , difficulty:  1136439 , date:  "2015-07-07 00:11:24" },
  { height:  549778 , difficulty:  1137665 , date:  "2015-07-07 00:12:14" },
  { height:  549779 , difficulty:  1137094 , date:  "2015-07-07 00:13:54" },
  { height:  549780 , difficulty:  1136954 , date:  "2015-07-07 00:14:10" },
  { height:  549781 , difficulty:  1136721 , date:  "2015-07-07 00:14:27" },
  { height:  549782 , difficulty:  1137417 , date:  "2015-07-07 00:14:29" },
  { height:  549783 , difficulty:  1128351 , date:  "2015-07-07 00:15:37" },
  { height:  549784 , difficulty:  1132584 , date:  "2015-07-07 00:15:55" },
  { height:  549785 , difficulty:  1132603 , date:  "2015-07-07 00:16:11" },
  { height:  549786 , difficulty:  1133577 , date:  "2015-07-07 00:16:30" },
  { height:  549787 , difficulty:  1134934 , date:  "2015-07-07 00:16:36" },
  { height:  549788 , difficulty:  1137060 , date:  "2015-07-07 00:18:25" },
  { height:  549789 , difficulty:  1130877 , date:  "2015-07-07 00:18:47" },
  { height:  549790 , difficulty:  1139982 , date:  "2015-07-07 00:19:05" },
  { height:  549791 , difficulty:  1139260 , date:  "2015-07-07 00:19:52" },
  { height:  549792 , difficulty:  1138049 , date:  "2015-07-07 00:20:01" },
  { height:  549793 , difficulty:  1146226 , date:  "2015-07-07 00:23:32" },
  { height:  549794 , difficulty:  1142663 , date:  "2015-07-07 00:24:07" },
  { height:  549795 , difficulty:  1133283 , date:  "2015-07-07 00:26:35" },
  { height:  549796 , difficulty:  1131853 , date:  "2015-07-07 00:26:38" },
  { height:  549797 , difficulty:  1131720 , date:  "2015-07-07 00:28:31" },
  { height:  549798 , difficulty:  1130782 , date:  "2015-07-07 00:28:55" },
  { height:  549799 , difficulty:  1129686 , date:  "2015-07-07 00:33:35" },
  { height:  549800 , difficulty:  1125854 , date:  "2015-07-07 00:33:47" },
  { height:  549801 , difficulty:  1123419 , date:  "2015-07-07 00:36:14" },
  { height:  549802 , difficulty:  1119777 , date:  "2015-07-07 00:37:21" },
  { height:  549803 , difficulty:  1117707 , date:  "2015-07-07 00:37:32" },
  { height:  549804 , difficulty:  1120862 , date:  "2015-07-07 00:37:39" },
  { height:  549805 , difficulty:  1123124 , date:  "2015-07-07 00:37:55" },
  { height:  549806 , difficulty:  1124700 , date:  "2015-07-07 00:38:16" },
  { height:  549807 , difficulty:  1123801 , date:  "2015-07-07 00:38:29" },
  { height:  549808 , difficulty:  1118817 , date:  "2015-07-07 00:39:27" },
  { height:  549809 , difficulty:  1119141 , date:  "2015-07-07 00:42:43" },
  { height:  549810 , difficulty:  1119846 , date:  "2015-07-07 00:43:02" },
  { height:  549811 , difficulty:  1112405 , date:  "2015-07-07 00:46:09" },
  { height:  549812 , difficulty:  1113217 , date:  "2015-07-07 00:47:44" },
  { height:  549813 , difficulty:  1112694 , date:  "2015-07-07 00:50:08" },
  { height:  549814 , difficulty:  1115216 , date:  "2015-07-07 00:53:54" },
  { height:  549815 , difficulty:  1114961 , date:  "2015-07-07 00:54:00" },
  { height:  549816 , difficulty:  1116524 , date:  "2015-07-07 00:54:23" },
  { height:  549817 , difficulty:  1115869 , date:  "2015-07-07 00:55:04" },
  { height:  549818 , difficulty:  1116378 , date:  "2015-07-07 00:56:35" },
  { height:  549819 , difficulty:  1113277 , date:  "2015-07-07 00:58:15" },
  { height:  549820 , difficulty:  1115220 , date:  "2015-07-07 00:59:33" },
  { height:  549821 , difficulty:  1115287 , date:  "2015-07-07 01:03:34" },
  { height:  549822 , difficulty:  1112056 , date:  "2015-07-07 01:03:58" },
  { height:  549823 , difficulty:  1114704 , date:  "2015-07-07 01:04:46" },
  { height:  549824 , difficulty:  1113088 , date:  "2015-07-07 01:07:01" },
  { height:  549825 , difficulty:  1114965 , date:  "2015-07-07 01:07:49" },
  { height:  549826 , difficulty:  1114810 , date:  "2015-07-07 01:08:07" },
  { height:  549827 , difficulty:  1114645 , date:  "2015-07-07 01:08:24" },
  { height:  549828 , difficulty:  1114453 , date:  "2015-07-07 01:08:44" },
  { height:  549829 , difficulty:  1115487 , date:  "2015-07-07 01:08:53" },
  { height:  549830 , difficulty:  1116333 , date:  "2015-07-07 01:08:58" },
  { height:  549831 , difficulty:  1108804 , date:  "2015-07-07 01:09:27" },
  { height:  549832 , difficulty:  1111772 , date:  "2015-07-07 01:09:59" },
  { height:  549833 , difficulty:  1114895 , date:  "2015-07-07 01:10:53" },
  { height:  549834 , difficulty:  1114258 , date:  "2015-07-07 01:11:08" },
  { height:  549835 , difficulty:  1107109 , date:  "2015-07-07 01:12:35" },
  { height:  549836 , difficulty:  1097830 , date:  "2015-07-07 01:12:46" },
  { height:  549837 , difficulty:  1092153 , date:  "2015-07-07 01:15:04" },
  { height:  549838 , difficulty:  1088271 , date:  "2015-07-07 01:15:25" },
  { height:  549839 , difficulty:  1087776 , date:  "2015-07-07 01:15:50" },
  { height:  549840 , difficulty:  1086480 , date:  "2015-07-07 01:17:24" },
  { height:  549841 , difficulty:  1085506 , date:  "2015-07-07 01:17:54" },
  { height:  549842 , difficulty:  1082397 , date:  "2015-07-07 01:18:36" },
  { height:  549843 , difficulty:  1084424 , date:  "2015-07-07 01:19:12" },
  { height:  549844 , difficulty:  1086649 , date:  "2015-07-07 01:23:13" },
  { height:  549845 , difficulty:  1086581 , date:  "2015-07-07 01:23:30" },
  { height:  549846 , difficulty:  1083557 , date:  "2015-07-07 01:23:33" },
  { height:  549847 , difficulty:  1083384 , date:  "2015-07-07 01:23:47" },
  { height:  549848 , difficulty:  1077709 , date:  "2015-07-07 01:24:33" },
  { height:  549849 , difficulty:  1076252 , date:  "2015-07-07 01:29:37" },
  { height:  549850 , difficulty:  1075668 , date:  "2015-07-07 01:29:43" },
  { height:  549851 , difficulty:  1074658 , date:  "2015-07-07 01:31:18" },
  { height:  549852 , difficulty:  1076502 , date:  "2015-07-07 01:31:45" },
  { height:  549853 , difficulty:  1076562 , date:  "2015-07-07 01:32:23" },
  { height:  549854 , difficulty:  1077895 , date:  "2015-07-07 01:32:52" },
  { height:  549855 , difficulty:  1075539 , date:  "2015-07-07 01:34:15" },
  { height:  549856 , difficulty:  1080537 , date:  "2015-07-07 01:34:54" },
  { height:  549857 , difficulty:  1080224 , date:  "2015-07-07 01:34:56" },
  { height:  549858 , difficulty:  1082641 , date:  "2015-07-07 01:35:29" },
  { height:  549859 , difficulty:  1080803 , date:  "2015-07-07 01:36:39" },
  { height:  549860 , difficulty:  1083311 , date:  "2015-07-07 01:38:03" },
  { height:  549861 , difficulty:  1083191 , date:  "2015-07-07 01:38:48" },
  { height:  549862 , difficulty:  1085001 , date:  "2015-07-07 01:39:09" },
  { height:  549863 , difficulty:  1089287 , date:  "2015-07-07 01:41:33" },
  { height:  549864 , difficulty:  1086239 , date:  "2015-07-07 01:42:16" },
  { height:  549865 , difficulty:  1086384 , date:  "2015-07-07 01:45:25" },
  { height:  549866 , difficulty:  1088938 , date:  "2015-07-07 01:45:53" },
  { height:  549867 , difficulty:  1087817 , date:  "2015-07-07 01:47:39" },
  { height:  549868 , difficulty:  1093027 , date:  "2015-07-07 01:48:39" },
  { height:  549869 , difficulty:  1089876 , date:  "2015-07-07 01:48:48" },
  { height:  549870 , difficulty:  1088938 , date:  "2015-07-07 01:49:37" },
  { height:  549871 , difficulty:  1084671 , date:  "2015-07-07 01:49:55" },
  { height:  549872 , difficulty:  1085648 , date:  "2015-07-07 01:51:26" },
  { height:  549873 , difficulty:  1082452 , date:  "2015-07-07 01:51:52" },
  { height:  549874 , difficulty:  1082345 , date:  "2015-07-07 01:52:45" },
  { height:  549875 , difficulty:  1075534 , date:  "2015-07-07 01:58:42" },
  { height:  549876 , difficulty:  1082934 , date:  "2015-07-07 01:59:36" },
  { height:  549877 , difficulty:  1080228 , date:  "2015-07-07 02:02:44" },
  { height:  549878 , difficulty:  1078425 , date:  "2015-07-07 02:03:57" },
  { height:  549879 , difficulty:  1079683 , date:  "2015-07-07 02:04:43" },
  { height:  549880 , difficulty:  1079563 , date:  "2015-07-07 02:05:34" },
  { height:  549881 , difficulty:  1082584 , date:  "2015-07-07 02:05:35" },
  { height:  549882 , difficulty:  1083963 , date:  "2015-07-07 02:07:33" },
  { height:  549883 , difficulty:  1087305 , date:  "2015-07-07 02:08:56" },
  { height:  549884 , difficulty:  1093043 , date:  "2015-07-07 02:09:10" },
  { height:  549885 , difficulty:  1087389 , date:  "2015-07-07 02:11:07" },
  { height:  549886 , difficulty:  1087275 , date:  "2015-07-07 02:11:38" },
  { height:  549887 , difficulty:  1083029 , date:  "2015-07-07 02:13:05" },
  { height:  549888 , difficulty:  1080644 , date:  "2015-07-07 02:13:51" },
  { height:  549889 , difficulty:  1078355 , date:  "2015-07-07 02:15:20" },
  { height:  549890 , difficulty:  1074298 , date:  "2015-07-07 02:16:25" },
  { height:  549891 , difficulty:  1074667 , date:  "2015-07-07 02:16:40" },
  { height:  549892 , difficulty:  1075242 , date:  "2015-07-07 02:17:19" },
  { height:  549893 , difficulty:  1075231 , date:  "2015-07-07 02:19:00" },
  { height:  549894 , difficulty:  1074908 , date:  "2015-07-07 02:20:17" },
  { height:  549895 , difficulty:  1073346 , date:  "2015-07-07 02:21:21" },
  { height:  549896 , difficulty:  1072278 , date:  "2015-07-07 02:21:36" },
  { height:  549897 , difficulty:  1065606 , date:  "2015-07-07 02:23:58" },
  { height:  549898 , difficulty:  1066578 , date:  "2015-07-07 02:24:31" },
  { height:  549899 , difficulty:  1067671 , date:  "2015-07-07 02:24:48" },
  { height:  549900 , difficulty:  1065277 , date:  "2015-07-07 02:26:10" },
  { height:  549901 , difficulty:  1063939 , date:  "2015-07-07 02:26:26" },
  { height:  549902 , difficulty:  1083840 , date:  "2015-07-07 02:28:18" },
  { height:  549903 , difficulty:  1086830 , date:  "2015-07-07 02:29:00" },
  { height:  549904 , difficulty:  1086248 , date:  "2015-07-07 02:29:28" },
  { height:  549905 , difficulty:  1096576 , date:  "2015-07-07 02:29:44" },
  { height:  549906 , difficulty:  1096525 , date:  "2015-07-07 02:30:50" },
  { height:  549907 , difficulty:  1105305 , date:  "2015-07-07 02:31:22" },
  { height:  549908 , difficulty:  1108136 , date:  "2015-07-07 02:32:04" },
  { height:  549909 , difficulty:  1107418 , date:  "2015-07-07 02:32:37" },
  { height:  549910 , difficulty:  1114661 , date:  "2015-07-07 02:33:41" },
  { height:  549911 , difficulty:  1116176 , date:  "2015-07-07 02:37:11" },
  { height:  549912 , difficulty:  1117029 , date:  "2015-07-07 02:38:17" },
  { height:  549913 , difficulty:  1113018 , date:  "2015-07-07 02:39:14" },
  { height:  549914 , difficulty:  1114295 , date:  "2015-07-07 02:41:12" },
  { height:  549915 , difficulty:  1113480 , date:  "2015-07-07 02:41:50" },
  { height:  549916 , difficulty:  1113371 , date:  "2015-07-07 02:43:05" },
  { height:  549917 , difficulty:  1113016 , date:  "2015-07-07 02:44:05" },
  { height:  549918 , difficulty:  1112495 , date:  "2015-07-07 02:44:22" },
  { height:  549919 , difficulty:  1111369 , date:  "2015-07-07 02:45:56" },
  { height:  549920 , difficulty:  1108814 , date:  "2015-07-07 02:46:59" },
  { height:  549921 , difficulty:  1108302 , date:  "2015-07-07 02:49:14" },
  { height:  549922 , difficulty:  1108548 , date:  "2015-07-07 02:52:52" },
  { height:  549923 , difficulty:  1108335 , date:  "2015-07-07 02:55:48" },
  { height:  549924 , difficulty:  1106885 , date:  "2015-07-07 02:56:30" },
  { height:  549925 , difficulty:  1098165 , date:  "2015-07-07 02:57:22" },
  { height:  549926 , difficulty:  1098861 , date:  "2015-07-07 03:01:49" },
  { height:  549927 , difficulty:  1098710 , date:  "2015-07-07 03:04:10" },
  { height:  549928 , difficulty:  1098952 , date:  "2015-07-07 03:05:04" },
  { height:  549929 , difficulty:  1097846 , date:  "2015-07-07 03:05:24" },
  { height:  549930 , difficulty:  1097481 , date:  "2015-07-07 03:05:32" },
  { height:  549931 , difficulty:  1101922 , date:  "2015-07-07 03:06:33" },
  { height:  549932 , difficulty:  1101990 , date:  "2015-07-07 03:07:08" },
  { height:  549933 , difficulty:  1105480 , date:  "2015-07-07 03:08:54" },
  { height:  549934 , difficulty:  1109396 , date:  "2015-07-07 03:12:59" },
  { height:  549935 , difficulty:  1107206 , date:  "2015-07-07 03:15:05" },
  { height:  549936 , difficulty:  1104603 , date:  "2015-07-07 03:16:08" },
  { height:  549937 , difficulty:  1105161 , date:  "2015-07-07 03:16:28" },
  { height:  549938 , difficulty:  1108928 , date:  "2015-07-07 03:26:43" },
  { height:  549939 , difficulty:  1104625 , date:  "2015-07-07 03:29:44" },
  { height:  549940 , difficulty:  1106470 , date:  "2015-07-07 03:30:20" },
  { height:  549941 , difficulty:  1103937 , date:  "2015-07-07 03:31:27" },
  { height:  549942 , difficulty:  1103087 , date:  "2015-07-07 03:32:34" },
  { height:  549943 , difficulty:  1100545 , date:  "2015-07-07 03:36:24" },
  { height:  549944 , difficulty:  1100136 , date:  "2015-07-07 03:39:55" },
  { height:  549945 , difficulty:  1104838 , date:  "2015-07-07 03:45:55" },
  { height:  549946 , difficulty:  1103422 , date:  "2015-07-07 03:47:37" },
  { height:  549947 , difficulty:  1103658 , date:  "2015-07-07 03:49:07" },
  { height:  549948 , difficulty:  1102564 , date:  "2015-07-07 03:52:27" },
  { height:  549949 , difficulty:  1104617 , date:  "2015-07-07 03:53:10" },
  { height:  549950 , difficulty:  1103272 , date:  "2015-07-07 03:55:09" },
  { height:  549951 , difficulty:  1092504 , date:  "2015-07-07 03:56:40" },
  { height:  549952 , difficulty:  1092895 , date:  "2015-07-07 03:57:52" },
  { height:  549953 , difficulty:  1088504 , date:  "2015-07-07 03:58:15" },
  { height:  549954 , difficulty:  1086757 , date:  "2015-07-07 04:01:10" },
  { height:  549955 , difficulty:  1087810 , date:  "2015-07-07 04:03:08" },
  { height:  549956 , difficulty:  1089072 , date:  "2015-07-07 04:03:48" },
  { height:  549957 , difficulty:  1089013 , date:  "2015-07-07 04:05:09" },
  { height:  549958 , difficulty:  1085571 , date:  "2015-07-07 04:05:17" },
  { height:  549959 , difficulty:  1087235 , date:  "2015-07-07 04:06:52" },
  { height:  549960 , difficulty:  1086831 , date:  "2015-07-07 04:07:39" },
  { height:  549961 , difficulty:  1083852 , date:  "2015-07-07 04:08:57" },
  { height:  549962 , difficulty:  1083135 , date:  "2015-07-07 04:13:42" },
  { height:  549963 , difficulty:  1081188 , date:  "2015-07-07 04:14:04" },
  { height:  549964 , difficulty:  1080115 , date:  "2015-07-07 04:22:31" },
  { height:  549965 , difficulty:  1083031 , date:  "2015-07-07 04:24:23" },
  { height:  549966 , difficulty:  1082092 , date:  "2015-07-07 04:25:10" },
  { height:  549967 , difficulty:  1081767 , date:  "2015-07-07 04:25:57" },
  { height:  549968 , difficulty:  1082525 , date:  "2015-07-07 04:28:13" },
  { height:  549969 , difficulty:  1080569 , date:  "2015-07-07 04:32:43" },
  { height:  549970 , difficulty:  1078533 , date:  "2015-07-07 04:34:05" },
  { height:  549971 , difficulty:  1076644 , date:  "2015-07-07 04:35:25" },
  { height:  549972 , difficulty:  1077178 , date:  "2015-07-07 04:39:43" },
  { height:  549973 , difficulty:  1075099 , date:  "2015-07-07 04:42:32" },
  { height:  549974 , difficulty:  1074097 , date:  "2015-07-07 04:42:54" },
  { height:  549975 , difficulty:  1077367 , date:  "2015-07-07 04:44:28" },
  { height:  549976 , difficulty:  1077107 , date:  "2015-07-07 04:45:31" },
  { height:  549977 , difficulty:  1076902 , date:  "2015-07-07 04:46:04" },
  { height:  549978 , difficulty:  1074251 , date:  "2015-07-07 04:46:27" },
  { height:  549979 , difficulty:  1075074 , date:  "2015-07-07 04:47:59" },
  { height:  549980 , difficulty:  1076214 , date:  "2015-07-07 04:49:22" },
  { height:  549981 , difficulty:  1077362 , date:  "2015-07-07 04:50:48" },
  { height:  549982 , difficulty:  1078454 , date:  "2015-07-07 04:52:23" },
  { height:  549983 , difficulty:  1078936 , date:  "2015-07-07 04:53:12" },
  { height:  549984 , difficulty:  1077918 , date:  "2015-07-07 04:54:00" },
  { height:  549985 , difficulty:  1077104 , date:  "2015-07-07 04:58:41" },
  { height:  549986 , difficulty:  1075328 , date:  "2015-07-07 05:01:52" },
  { height:  549987 , difficulty:  1070754 , date:  "2015-07-07 05:05:32" },
  { height:  549988 , difficulty:  1069952 , date:  "2015-07-07 05:05:52" },
  { height:  549989 , difficulty:  1068459 , date:  "2015-07-07 05:07:18" },
  { height:  549990 , difficulty:  1065807 , date:  "2015-07-07 05:07:29" },
  { height:  549991 , difficulty:  1067644 , date:  "2015-07-07 05:12:51" },
  { height:  549992 , difficulty:  1072204 , date:  "2015-07-07 05:14:18" },
  { height:  549993 , difficulty:  1071075 , date:  "2015-07-07 05:14:31" },
  { height:  549994 , difficulty:  1077624 , date:  "2015-07-07 05:14:58" },
  { height:  549995 , difficulty:  1075113 , date:  "2015-07-07 05:17:30" },
  { height:  549996 , difficulty:  1073534 , date:  "2015-07-07 05:17:44" },
  { height:  549997 , difficulty:  1074086 , date:  "2015-07-07 05:17:57" },
  { height:  549998 , difficulty:  1067988 , date:  "2015-07-07 05:18:16" },
  { height:  549999 , difficulty:  1065280 , date:  "2015-07-07 05:18:41" },
  { height:  550000 , difficulty:  1064248 , date:  "2015-07-07 05:21:24" },
  { height:  550001 , difficulty:  1064164 , date:  "2015-07-07 05:21:41" },
  { height:  550002 , difficulty:  1060616 , date:  "2015-07-07 05:24:21" },
  { height:  550003 , difficulty:  1056761 , date:  "2015-07-07 05:25:32" },
  { height:  550004 , difficulty:  1055681 , date:  "2015-07-07 05:26:49" },
  { height:  550005 , difficulty:  1056796 , date:  "2015-07-07 05:28:02" },
  { height:  550006 , difficulty:  1058917 , date:  "2015-07-07 05:31:49" },
  { height:  550007 , difficulty:  1057342 , date:  "2015-07-07 05:33:05" },
  { height:  550008 , difficulty:  1059009 , date:  "2015-07-07 05:33:15" },
  { height:  550009 , difficulty:  1057022 , date:  "2015-07-07 05:34:11" },
  { height:  550010 , difficulty:  1052275 , date:  "2015-07-07 05:35:14" },
  { height:  550011 , difficulty:  1050368 , date:  "2015-07-07 05:35:30" },
  { height:  550012 , difficulty:  1048819 , date:  "2015-07-07 05:35:41" },
  { height:  550013 , difficulty:  1048867 , date:  "2015-07-07 05:35:44" },
  { height:  550014 , difficulty:  1035754 , date:  "2015-07-07 05:36:41" },
  { height:  550015 , difficulty:  1032202 , date:  "2015-07-07 05:37:05" },
  { height:  550016 , difficulty:  1031426 , date:  "2015-07-07 05:37:15" },
  { height:  550017 , difficulty:  1029858 , date:  "2015-07-07 05:38:03" },
  { height:  550018 , difficulty:  1030168 , date:  "2015-07-07 05:38:13" },
  { height:  550019 , difficulty:  1028226 , date:  "2015-07-07 05:40:38" },
  { height:  550020 , difficulty:  1025423 , date:  "2015-07-07 05:42:23" },
  { height:  550021 , difficulty:  1016349 , date:  "2015-07-07 05:42:58" },
  { height:  550022 , difficulty:  1014698 , date:  "2015-07-07 05:43:03" },
  { height:  550023 , difficulty:  1014669 , date:  "2015-07-07 05:43:41" },
  { height:  550024 , difficulty:  1009807 , date:  "2015-07-07 05:44:27" },
  { height:  550025 , difficulty:  1008868 , date:  "2015-07-07 05:44:53" },
  { height:  550026 , difficulty:  1008611 , date:  "2015-07-07 05:45:58" },
  { height:  550027 , difficulty:  1006488 , date:  "2015-07-07 05:47:36" },
  { height:  550028 , difficulty:  1007861 , date:  "2015-07-07 05:48:22" },
  { height:  550029 , difficulty:  1007431 , date:  "2015-07-07 05:48:46" },
  { height:  550030 , difficulty:  1004324 , date:  "2015-07-07 05:50:14" },
  { height:  550031 , difficulty:  1001416 , date:  "2015-07-07 05:52:33" },
  { height:  550032 , difficulty:  1001967 , date:  "2015-07-07 05:52:57" },
  { height:  550033 , difficulty:  1005459 , date:  "2015-07-07 05:53:10" },
  { height:  550034 , difficulty:  1005274 , date:  "2015-07-07 05:55:11" },
  { height:  550035 , difficulty:  1003965 , date:  "2015-07-07 05:56:19" },
  { height:  550036 , difficulty:  1002905 , date:  "2015-07-07 05:58:19" },
  { height:  550037 , difficulty:  1001144 , date:  "2015-07-07 06:00:11" },
  { height:  550038 , difficulty:  996837 , date:  "2015-07-07 06:01:08" },
  { height:  550039 , difficulty:  996314 , date:  "2015-07-07 06:03:17" },
  { height:  550040 , difficulty:  984058 , date:  "2015-07-07 06:03:33" },
  { height:  550041 , difficulty:  984839 , date:  "2015-07-07 06:04:41" },
  { height:  550042 , difficulty:  983782 , date:  "2015-07-07 06:04:53" },
  { height:  550043 , difficulty:  984241 , date:  "2015-07-07 06:06:31" },
  { height:  550044 , difficulty:  980969 , date:  "2015-07-07 06:06:33" },
  { height:  550045 , difficulty:  975049 , date:  "2015-07-07 06:07:10" },
  { height:  550046 , difficulty:  975043 , date:  "2015-07-07 06:09:13" },
  { height:  550047 , difficulty:  975667 , date:  "2015-07-07 06:09:32" },
  { height:  550048 , difficulty:  970831 , date:  "2015-07-07 06:09:59" },
  { height:  550049 , difficulty:  967816 , date:  "2015-07-07 06:10:43" },
  { height:  550050 , difficulty:  967332 , date:  "2015-07-07 06:11:59" },
  { height:  550051 , difficulty:  965228 , date:  "2015-07-07 06:14:39" },
  { height:  550052 , difficulty:  964054 , date:  "2015-07-07 06:15:28" },
  { height:  550053 , difficulty:  964692 , date:  "2015-07-07 06:16:05" },
  { height:  550054 , difficulty:  964327 , date:  "2015-07-07 06:16:46" },
  { height:  550055 , difficulty:  963525 , date:  "2015-07-07 06:17:42" },
  { height:  550056 , difficulty:  963883 , date:  "2015-07-07 06:19:58" },
  { height:  550057 , difficulty:  962877 , date:  "2015-07-07 06:21:27" },
  { height:  550058 , difficulty:  961185 , date:  "2015-07-07 06:21:30" },
  { height:  550059 , difficulty:  960673 , date:  "2015-07-07 06:25:40" },
  { height:  550060 , difficulty:  960206 , date:  "2015-07-07 06:25:51" },
  { height:  550061 , difficulty:  957119 , date:  "2015-07-07 06:26:47" },
  { height:  550062 , difficulty:  952937 , date:  "2015-07-07 06:28:35" },
  { height:  550063 , difficulty:  948445 , date:  "2015-07-07 06:28:50" },
  { height:  550064 , difficulty:  950580 , date:  "2015-07-07 06:29:19" },
  { height:  550065 , difficulty:  949020 , date:  "2015-07-07 06:29:47" },
  { height:  550066 , difficulty:  954300 , date:  "2015-07-07 06:33:07" },
  { height:  550067 , difficulty:  947073 , date:  "2015-07-07 06:33:55" },
  { height:  550068 , difficulty:  946498 , date:  "2015-07-07 06:36:16" },
  { height:  550069 , difficulty:  946182 , date:  "2015-07-07 06:37:14" },
  { height:  550070 , difficulty:  947968 , date:  "2015-07-07 06:37:29" },
  { height:  550071 , difficulty:  948946 , date:  "2015-07-07 06:40:01" },
  { height:  550072 , difficulty:  949158 , date:  "2015-07-07 06:40:12" },
  { height:  550073 , difficulty:  952275 , date:  "2015-07-07 06:40:18" },
  { height:  550074 , difficulty:  952902 , date:  "2015-07-07 06:40:36" },
  { height:  550075 , difficulty:  955873 , date:  "2015-07-07 06:41:08" },
  { height:  550076 , difficulty:  953173 , date:  "2015-07-07 06:41:32" },
  { height:  550077 , difficulty:  952842 , date:  "2015-07-07 06:42:33" },
  { height:  550078 , difficulty:  949305 , date:  "2015-07-07 06:43:05" },
  { height:  550079 , difficulty:  952698 , date:  "2015-07-07 06:44:46" },
  { height:  550080 , difficulty:  952879 , date:  "2015-07-07 06:45:14" },
  { height:  550081 , difficulty:  952064 , date:  "2015-07-07 06:46:47" },
  { height:  550082 , difficulty:  948282 , date:  "2015-07-07 06:46:58" },
  { height:  550083 , difficulty:  950607 , date:  "2015-07-07 06:47:55" },
  { height:  550084 , difficulty:  950390 , date:  "2015-07-07 06:48:14" },
  { height:  550085 , difficulty:  949401 , date:  "2015-07-07 06:48:30" },
  { height:  550086 , difficulty:  948051 , date:  "2015-07-07 06:48:51" },
  { height:  550087 , difficulty:  948880 , date:  "2015-07-07 06:53:06" },
  { height:  550088 , difficulty:  950657 , date:  "2015-07-07 06:57:10" },
  { height:  550089 , difficulty:  951601 , date:  "2015-07-07 06:57:20" },
  { height:  550090 , difficulty:  951877 , date:  "2015-07-07 06:58:05" },
  { height:  550091 , difficulty:  952105 , date:  "2015-07-07 06:58:29" },
  { height:  550092 , difficulty:  951967 , date:  "2015-07-07 06:59:36" },
  { height:  550093 , difficulty:  950990 , date:  "2015-07-07 06:59:50" },
  { height:  550094 , difficulty:  951484 , date:  "2015-07-07 07:00:25" },
  { height:  550095 , difficulty:  948431 , date:  "2015-07-07 07:01:54" },
  { height:  550096 , difficulty:  951215 , date:  "2015-07-07 07:02:04" },
  { height:  550097 , difficulty:  951437 , date:  "2015-07-07 07:02:19" },
  { height:  550098 , difficulty:  951318 , date:  "2015-07-07 07:04:59" },
  { height:  550099 , difficulty:  950366 , date:  "2015-07-07 07:05:53" },
  { height:  550100 , difficulty:  949679 , date:  "2015-07-07 07:07:17" },
  { height:  550101 , difficulty:  950594 , date:  "2015-07-07 07:07:38" },
  { height:  550102 , difficulty:  949267 , date:  "2015-07-07 07:11:39" },
  { height:  550103 , difficulty:  946952 , date:  "2015-07-07 07:12:14" },
  { height:  550104 , difficulty:  949948 , date:  "2015-07-07 07:14:34" },
  { height:  550105 , difficulty:  949316 , date:  "2015-07-07 07:15:14" },
  { height:  550106 , difficulty:  947257 , date:  "2015-07-07 07:15:30" },
  { height:  550107 , difficulty:  947692 , date:  "2015-07-07 07:18:28" },
  { height:  550108 , difficulty:  947095 , date:  "2015-07-07 07:19:02" },
  { height:  550109 , difficulty:  947496 , date:  "2015-07-07 07:19:17" },
  { height:  550110 , difficulty:  945066 , date:  "2015-07-07 07:19:30" },
  { height:  550111 , difficulty:  943897 , date:  "2015-07-07 07:19:39" },
  { height:  550112 , difficulty:  941393 , date:  "2015-07-07 07:19:44" },
  { height:  550113 , difficulty:  938870 , date:  "2015-07-07 07:23:57" },
  { height:  550114 , difficulty:  940224 , date:  "2015-07-07 07:24:52" },
  { height:  550115 , difficulty:  937345 , date:  "2015-07-07 07:25:13" },
  { height:  550116 , difficulty:  937646 , date:  "2015-07-07 07:26:19" },
  { height:  550117 , difficulty:  936300 , date:  "2015-07-07 07:27:16" },
  { height:  550118 , difficulty:  937506 , date:  "2015-07-07 07:28:32" },
  { height:  550119 , difficulty:  935523 , date:  "2015-07-07 07:30:08" },
  { height:  550120 , difficulty:  937366 , date:  "2015-07-07 07:34:34" },
  { height:  550121 , difficulty:  937173 , date:  "2015-07-07 07:34:45" },
  { height:  550122 , difficulty:  936411 , date:  "2015-07-07 07:35:46" },
  { height:  550123 , difficulty:  936399 , date:  "2015-07-07 07:38:03" },
  { height:  550124 , difficulty:  935766 , date:  "2015-07-07 07:38:57" },
  { height:  550125 , difficulty:  935458 , date:  "2015-07-07 07:42:19" },
  { height:  550126 , difficulty:  934709 , date:  "2015-07-07 07:42:45" },
  { height:  550127 , difficulty:  931311 , date:  "2015-07-07 07:43:19" },
  { height:  550128 , difficulty:  930648 , date:  "2015-07-07 07:44:39" },
  { height:  550129 , difficulty:  932345 , date:  "2015-07-07 07:46:09" },
  { height:  550130 , difficulty:  932642 , date:  "2015-07-07 07:46:55" },
  { height:  550131 , difficulty:  932022 , date:  "2015-07-07 07:48:44" },
  { height:  550132 , difficulty:  928923 , date:  "2015-07-07 07:48:49" },
  { height:  550133 , difficulty:  930573 , date:  "2015-07-07 07:49:40" },
  { height:  550134 , difficulty:  931785 , date:  "2015-07-07 07:50:32" },
  { height:  550135 , difficulty:  927094 , date:  "2015-07-07 07:50:42" },
  { height:  550136 , difficulty:  927514 , date:  "2015-07-07 07:52:12" },
  { height:  550137 , difficulty:  927307 , date:  "2015-07-07 07:52:41" },
  { height:  550138 , difficulty:  925209 , date:  "2015-07-07 07:52:45" },
  { height:  550139 , difficulty:  925678 , date:  "2015-07-07 07:53:12" },
  { height:  550140 , difficulty:  925808 , date:  "2015-07-07 07:53:57" },
  { height:  550141 , difficulty:  925029 , date:  "2015-07-07 07:54:39" },
  { height:  550142 , difficulty:  920704 , date:  "2015-07-07 07:55:24" },
  { height:  550143 , difficulty:  919661 , date:  "2015-07-07 07:55:38" },
  { height:  550144 , difficulty:  916557 , date:  "2015-07-07 07:59:37" },
  { height:  550145 , difficulty:  916789 , date:  "2015-07-07 08:01:25" },
  { height:  550146 , difficulty:  916774 , date:  "2015-07-07 08:02:31" },
  { height:  550147 , difficulty:  914227 , date:  "2015-07-07 08:03:08" },
  { height:  550148 , difficulty:  914769 , date:  "2015-07-07 08:03:12" },
  { height:  550149 , difficulty:  914666 , date:  "2015-07-07 08:03:21" },
  { height:  550150 , difficulty:  917364 , date:  "2015-07-07 08:03:49" },
  { height:  550151 , difficulty:  917930 , date:  "2015-07-07 08:05:29" },
  { height:  550152 , difficulty:  917471 , date:  "2015-07-07 08:06:15" },
  { height:  550153 , difficulty:  916691 , date:  "2015-07-07 08:06:41" },
  { height:  550154 , difficulty:  916881 , date:  "2015-07-07 08:06:58" },
  { height:  550155 , difficulty:  916040 , date:  "2015-07-07 08:07:39" },
  { height:  550156 , difficulty:  916244 , date:  "2015-07-07 08:08:32" },
  { height:  550157 , difficulty:  916065 , date:  "2015-07-07 08:14:00" },
  { height:  550158 , difficulty:  915707 , date:  "2015-07-07 08:15:05" },
  { height:  550159 , difficulty:  918125 , date:  "2015-07-07 08:15:19" },
  { height:  550160 , difficulty:  919524 , date:  "2015-07-07 08:15:56" },
  { height:  550161 , difficulty:  919079 , date:  "2015-07-07 08:17:22" },
  { height:  550162 , difficulty:  920903 , date:  "2015-07-07 08:18:02" },
  { height:  550163 , difficulty:  915350 , date:  "2015-07-07 08:19:10" },
  { height:  550164 , difficulty:  910054 , date:  "2015-07-07 08:19:40" },
  { height:  550165 , difficulty:  910221 , date:  "2015-07-07 08:19:48" },
  { height:  550166 , difficulty:  909403 , date:  "2015-07-07 08:20:06" },
  { height:  550167 , difficulty:  908775 , date:  "2015-07-07 08:21:11" },
  { height:  550168 , difficulty:  908497 , date:  "2015-07-07 08:21:26" },
  { height:  550169 , difficulty:  910315 , date:  "2015-07-07 08:21:51" },
  { height:  550170 , difficulty:  909465 , date:  "2015-07-07 08:21:55" },
  { height:  550171 , difficulty:  908926 , date:  "2015-07-07 08:23:20" },
  { height:  550172 , difficulty:  908542 , date:  "2015-07-07 08:23:40" },
  { height:  550173 , difficulty:  909020 , date:  "2015-07-07 08:24:22" },
  { height:  550174 , difficulty:  907508 , date:  "2015-07-07 08:24:52" },
  { height:  550175 , difficulty:  907187 , date:  "2015-07-07 08:26:44" },
  { height:  550176 , difficulty:  905501 , date:  "2015-07-07 08:27:07" },
  { height:  550177 , difficulty:  905787 , date:  "2015-07-07 08:27:34" },
  { height:  550178 , difficulty:  900595 , date:  "2015-07-07 08:28:06" },
  { height:  550179 , difficulty:  899860 , date:  "2015-07-07 08:30:14" },
  { height:  550180 , difficulty:  897823 , date:  "2015-07-07 08:30:51" },
  { height:  550181 , difficulty:  897306 , date:  "2015-07-07 08:31:27" },
  { height:  550182 , difficulty:  897991 , date:  "2015-07-07 08:31:34" },
  { height:  550183 , difficulty:  895833 , date:  "2015-07-07 08:34:07" },
  { height:  550184 , difficulty:  894964 , date:  "2015-07-07 08:34:36" },
  { height:  550185 , difficulty:  894830 , date:  "2015-07-07 08:35:38" },
  { height:  550186 , difficulty:  894526 , date:  "2015-07-07 08:36:31" },
  { height:  550187 , difficulty:  894853 , date:  "2015-07-07 08:36:49" },
  { height:  550188 , difficulty:  896976 , date:  "2015-07-07 08:37:31" },
  { height:  550189 , difficulty:  892864 , date:  "2015-07-07 08:37:50" },
  { height:  550190 , difficulty:  894920 , date:  "2015-07-07 08:37:57" },
  { height:  550191 , difficulty:  894363 , date:  "2015-07-07 08:40:40" },
  { height:  550192 , difficulty:  894248 , date:  "2015-07-07 08:40:57" },
  { height:  550193 , difficulty:  892856 , date:  "2015-07-07 08:41:02" },
  { height:  550194 , difficulty:  892689 , date:  "2015-07-07 08:41:09" },
  { height:  550195 , difficulty:  893639 , date:  "2015-07-07 08:41:14" },
  { height:  550196 , difficulty:  889799 , date:  "2015-07-07 08:44:15" },
  { height:  550197 , difficulty:  889409 , date:  "2015-07-07 08:44:38" },
  { height:  550198 , difficulty:  888114 , date:  "2015-07-07 08:48:31" },
  { height:  550199 , difficulty:  887184 , date:  "2015-07-07 08:49:24" },
  { height:  550200 , difficulty:  887600 , date:  "2015-07-07 08:50:10" },
  { height:  550201 , difficulty:  883381 , date:  "2015-07-07 08:50:40" },
  { height:  550202 , difficulty:  883294 , date:  "2015-07-07 08:54:21" },
  { height:  550203 , difficulty:  883759 , date:  "2015-07-07 08:54:56" },
  { height:  550204 , difficulty:  881988 , date:  "2015-07-07 08:55:35" },
  { height:  550205 , difficulty:  880187 , date:  "2015-07-07 08:56:06" },
  { height:  550206 , difficulty:  880019 , date:  "2015-07-07 08:57:29" },
  { height:  550207 , difficulty:  879827 , date:  "2015-07-07 08:59:26" },
  { height:  550208 , difficulty:  880104 , date:  "2015-07-07 08:59:57" },
  { height:  550209 , difficulty:  880648 , date:  "2015-07-07 09:00:24" },
  { height:  550210 , difficulty:  881378 , date:  "2015-07-07 09:00:50" },
  { height:  550211 , difficulty:  881794 , date:  "2015-07-07 09:01:29" },
  { height:  550212 , difficulty:  881296 , date:  "2015-07-07 09:01:56" },
  { height:  550213 , difficulty:  880976 , date:  "2015-07-07 09:02:49" },
  { height:  550214 , difficulty:  881371 , date:  "2015-07-07 09:03:27" },
  { height:  550215 , difficulty:  883771 , date:  "2015-07-07 09:04:03" },
  { height:  550216 , difficulty:  883571 , date:  "2015-07-07 09:08:49" },
  { height:  550217 , difficulty:  882543 , date:  "2015-07-07 09:09:18" },
  { height:  550218 , difficulty:  881710 , date:  "2015-07-07 09:11:31" },
  { height:  550219 , difficulty:  882354 , date:  "2015-07-07 09:13:10" },
  { height:  550220 , difficulty:  880766 , date:  "2015-07-07 09:13:32" },
  { height:  550221 , difficulty:  880600 , date:  "2015-07-07 09:13:57" },
  { height:  550222 , difficulty:  881154 , date:  "2015-07-07 09:16:23" },
  { height:  550223 , difficulty:  880162 , date:  "2015-07-07 09:17:10" },
  { height:  550224 , difficulty:  880571 , date:  "2015-07-07 09:17:23" },
  { height:  550225 , difficulty:  882662 , date:  "2015-07-07 09:19:00" },
  { height:  550226 , difficulty:  881839 , date:  "2015-07-07 09:19:45" },
  { height:  550227 , difficulty:  882321 , date:  "2015-07-07 09:22:11" },
  { height:  550228 , difficulty:  881512 , date:  "2015-07-07 09:22:24" },
  { height:  550229 , difficulty:  880838 , date:  "2015-07-07 09:22:32" },
  { height:  550230 , difficulty:  881508 , date:  "2015-07-07 09:25:18" },
  { height:  550231 , difficulty:  881659 , date:  "2015-07-07 09:25:54" },
  { height:  550232 , difficulty:  880425 , date:  "2015-07-07 09:25:57" },
  { height:  550233 , difficulty:  873641 , date:  "2015-07-07 09:26:04" },
  { height:  550234 , difficulty:  872092 , date:  "2015-07-07 09:26:08" },
  { height:  550235 , difficulty:  871931 , date:  "2015-07-07 09:26:50" },
  { height:  550236 , difficulty:  871535 , date:  "2015-07-07 09:28:17" },
  { height:  550237 , difficulty:  870276 , date:  "2015-07-07 09:28:50" },
  { height:  550238 , difficulty:  869368 , date:  "2015-07-07 09:29:19" },
  { height:  550239 , difficulty:  869843 , date:  "2015-07-07 09:33:13" },
  { height:  550240 , difficulty:  869801 , date:  "2015-07-07 09:34:47" },
  { height:  550241 , difficulty:  870603 , date:  "2015-07-07 09:35:05" },
  { height:  550242 , difficulty:  871494 , date:  "2015-07-07 09:35:19" },
  { height:  550243 , difficulty:  870183 , date:  "2015-07-07 09:35:27" },
  { height:  550244 , difficulty:  869621 , date:  "2015-07-07 09:37:02" },
  { height:  550245 , difficulty:  871106 , date:  "2015-07-07 09:37:18" },
  { height:  550246 , difficulty:  870782 , date:  "2015-07-07 09:38:19" },
  { height:  550247 , difficulty:  868980 , date:  "2015-07-07 09:39:23" },
  { height:  550248 , difficulty:  869021 , date:  "2015-07-07 09:40:05" },
  { height:  550249 , difficulty:  868770 , date:  "2015-07-07 09:40:33" },
  { height:  550250 , difficulty:  870600 , date:  "2015-07-07 09:41:19" },
  { height:  550251 , difficulty:  868168 , date:  "2015-07-07 09:41:39" },
  { height:  550252 , difficulty:  868497 , date:  "2015-07-07 09:44:36" },
  { height:  550253 , difficulty:  867945 , date:  "2015-07-07 09:44:47" },
  { height:  550254 , difficulty:  867111 , date:  "2015-07-07 09:45:07" },
  { height:  550255 , difficulty:  864379 , date:  "2015-07-07 09:46:20" },
  { height:  550256 , difficulty:  869245 , date:  "2015-07-07 09:47:49" },
  { height:  550257 , difficulty:  868376 , date:  "2015-07-07 09:47:54" },
  { height:  550258 , difficulty:  869219 , date:  "2015-07-07 09:48:07" },
  { height:  550259 , difficulty:  868922 , date:  "2015-07-07 09:48:26" },
  { height:  550260 , difficulty:  868265 , date:  "2015-07-07 09:48:48" },
  { height:  550261 , difficulty:  866823 , date:  "2015-07-07 09:49:04" },
  { height:  550262 , difficulty:  868346 , date:  "2015-07-07 09:49:24" },
  { height:  550263 , difficulty:  868279 , date:  "2015-07-07 09:49:43" },
  { height:  550264 , difficulty:  868690 , date:  "2015-07-07 09:50:20" },
  { height:  550265 , difficulty:  868305 , date:  "2015-07-07 09:50:38" },
  { height:  550266 , difficulty:  868599 , date:  "2015-07-07 09:54:48" },
  { height:  550267 , difficulty:  866666 , date:  "2015-07-07 09:55:30" },
  { height:  550268 , difficulty:  867429 , date:  "2015-07-07 09:58:26" },
  { height:  550269 , difficulty:  867107 , date:  "2015-07-07 09:58:58" },
  { height:  550270 , difficulty:  868522 , date:  "2015-07-07 09:59:16" },
  { height:  550271 , difficulty:  870147 , date:  "2015-07-07 09:59:20" },
  { height:  550272 , difficulty:  866824 , date:  "2015-07-07 10:02:30" },
  { height:  550273 , difficulty:  866111 , date:  "2015-07-07 10:04:58" },
  { height:  550274 , difficulty:  861348 , date:  "2015-07-07 10:07:05" },
  { height:  550275 , difficulty:  863192 , date:  "2015-07-07 10:07:45" },
  { height:  550276 , difficulty:  863579 , date:  "2015-07-07 10:08:00" },
  { height:  550277 , difficulty:  864057 , date:  "2015-07-07 10:08:42" },
  { height:  550278 , difficulty:  863517 , date:  "2015-07-07 10:08:55" },
  { height:  550279 , difficulty:  862920 , date:  "2015-07-07 10:14:15" },
  { height:  550280 , difficulty:  862318 , date:  "2015-07-07 10:14:29" },
  { height:  550281 , difficulty:  862397 , date:  "2015-07-07 10:15:31" },
  { height:  550282 , difficulty:  860484 , date:  "2015-07-07 10:16:28" },
  { height:  550283 , difficulty:  859125 , date:  "2015-07-07 10:16:47" },
  { height:  550284 , difficulty:  860278 , date:  "2015-07-07 10:16:58" },
  { height:  550285 , difficulty:  859488 , date:  "2015-07-07 10:18:00" },
  { height:  550286 , difficulty:  859170 , date:  "2015-07-07 10:19:47" },
  { height:  550287 , difficulty:  858388 , date:  "2015-07-07 10:22:06" },
  { height:  550288 , difficulty:  858345 , date:  "2015-07-07 10:22:21" },
  { height:  550289 , difficulty:  857466 , date:  "2015-07-07 10:22:26" },
  { height:  550290 , difficulty:  858510 , date:  "2015-07-07 10:23:10" },
  { height:  550291 , difficulty:  857948 , date:  "2015-07-07 10:24:57" },
  { height:  550292 , difficulty:  854715 , date:  "2015-07-07 10:25:50" },
  { height:  550293 , difficulty:  856667 , date:  "2015-07-07 10:28:22" },
  { height:  550294 , difficulty:  857577 , date:  "2015-07-07 10:28:27" },
  { height:  550295 , difficulty:  858001 , date:  "2015-07-07 10:28:49" },
  { height:  550296 , difficulty:  859066 , date:  "2015-07-07 10:29:03" },
  { height:  550297 , difficulty:  858362 , date:  "2015-07-07 10:29:16" },
  { height:  550298 , difficulty:  855253 , date:  "2015-07-07 10:29:19" },
  { height:  550299 , difficulty:  855017 , date:  "2015-07-07 10:29:59" },
  { height:  550300 , difficulty:  855439 , date:  "2015-07-07 10:31:22" },
  { height:  550301 , difficulty:  858241 , date:  "2015-07-07 10:32:03" },
  { height:  550302 , difficulty:  858006 , date:  "2015-07-07 10:33:16" },
  { height:  550303 , difficulty:  859515 , date:  "2015-07-07 10:36:33" },
  { height:  550304 , difficulty:  859289 , date:  "2015-07-07 10:37:16" },
  { height:  550305 , difficulty:  859292 , date:  "2015-07-07 10:37:18" },
  { height:  550306 , difficulty:  858005 , date:  "2015-07-07 10:37:49" },
  { height:  550307 , difficulty:  857798 , date:  "2015-07-07 10:37:55" },
  { height:  550308 , difficulty:  857663 , date:  "2015-07-07 10:39:10" },
  { height:  550309 , difficulty:  857670 , date:  "2015-07-07 10:42:12" },
  { height:  550310 , difficulty:  858007 , date:  "2015-07-07 10:42:38" },
  { height:  550311 , difficulty:  857286 , date:  "2015-07-07 10:42:42" },
  { height:  550312 , difficulty:  855746 , date:  "2015-07-07 10:43:20" },
  { height:  550313 , difficulty:  856997 , date:  "2015-07-07 10:44:13" },
  { height:  550314 , difficulty:  856975 , date:  "2015-07-07 10:44:16" },
  { height:  550315 , difficulty:  853119 , date:  "2015-07-07 10:48:36" },
  { height:  550316 , difficulty:  851897 , date:  "2015-07-07 10:48:52" },
  { height:  550317 , difficulty:  853507 , date:  "2015-07-07 10:49:18" },
  { height:  550318 , difficulty:  856380 , date:  "2015-07-07 10:49:40" },
  { height:  550319 , difficulty:  857266 , date:  "2015-07-07 10:49:43" },
  { height:  550320 , difficulty:  856519 , date:  "2015-07-07 10:51:40" },
  { height:  550321 , difficulty:  857485 , date:  "2015-07-07 10:51:58" },
  { height:  550322 , difficulty:  856264 , date:  "2015-07-07 10:53:24" },
  { height:  550323 , difficulty:  855450 , date:  "2015-07-07 10:53:58" },
  { height:  550324 , difficulty:  854851 , date:  "2015-07-07 10:54:39" },
  { height:  550325 , difficulty:  854270 , date:  "2015-07-07 10:55:42" },
  { height:  550326 , difficulty:  855653 , date:  "2015-07-07 10:56:07" },
  { height:  550327 , difficulty:  855191 , date:  "2015-07-07 10:56:17" },
  { height:  550328 , difficulty:  852557 , date:  "2015-07-07 10:56:26" },
  { height:  550329 , difficulty:  852599 , date:  "2015-07-07 10:57:13" },
  { height:  550330 , difficulty:  853830 , date:  "2015-07-07 10:57:37" },
  { height:  550331 , difficulty:  852303 , date:  "2015-07-07 10:58:51" },
  { height:  550332 , difficulty:  850497 , date:  "2015-07-07 10:59:37" },
  { height:  550333 , difficulty:  852094 , date:  "2015-07-07 11:00:08" },
  { height:  550334 , difficulty:  852679 , date:  "2015-07-07 11:00:12" },
  { height:  550335 , difficulty:  852861 , date:  "2015-07-07 11:00:38" },
  { height:  550336 , difficulty:  853548 , date:  "2015-07-07 11:01:35" },
  { height:  550337 , difficulty:  854133 , date:  "2015-07-07 11:01:46" },
  { height:  550338 , difficulty:  854177 , date:  "2015-07-07 11:03:28" },
  { height:  550339 , difficulty:  853919 , date:  "2015-07-07 11:05:44" },
  { height:  550340 , difficulty:  852979 , date:  "2015-07-07 11:06:02" },
  { height:  550341 , difficulty:  852607 , date:  "2015-07-07 11:06:23" },
  { height:  550342 , difficulty:  847810 , date:  "2015-07-07 11:06:27" },
  { height:  550343 , difficulty:  848157 , date:  "2015-07-07 11:07:08" },
  { height:  550344 , difficulty:  844581 , date:  "2015-07-07 11:08:27" },
  { height:  550345 , difficulty:  843689 , date:  "2015-07-07 11:09:04" },
  { height:  550346 , difficulty:  843939 , date:  "2015-07-07 11:09:41" },
  { height:  550347 , difficulty:  844617 , date:  "2015-07-07 11:09:52" },
  { height:  550348 , difficulty:  840869 , date:  "2015-07-07 11:10:05" },
  { height:  550349 , difficulty:  837907 , date:  "2015-07-07 11:10:21" },
  { height:  550350 , difficulty:  836617 , date:  "2015-07-07 11:10:43" },
  { height:  550351 , difficulty:  836283 , date:  "2015-07-07 11:10:51" },
  { height:  550352 , difficulty:  835913 , date:  "2015-07-07 11:11:21" },
  { height:  550353 , difficulty:  836171 , date:  "2015-07-07 11:12:06" },
  { height:  550354 , difficulty:  837575 , date:  "2015-07-07 11:13:08" },
  { height:  550355 , difficulty:  833289 , date:  "2015-07-07 11:13:11" },
  { height:  550356 , difficulty:  836406 , date:  "2015-07-07 11:14:51" },
  { height:  550357 , difficulty:  837577 , date:  "2015-07-07 11:14:56" },
  { height:  550358 , difficulty:  836766 , date:  "2015-07-07 11:15:01" },
  { height:  550359 , difficulty:  836201 , date:  "2015-07-07 11:15:44" },
  { height:  550360 , difficulty:  838386 , date:  "2015-07-07 11:16:20" },
  { height:  550361 , difficulty:  841274 , date:  "2015-07-07 11:17:14" },
  { height:  550362 , difficulty:  839110 , date:  "2015-07-07 11:17:41" },
  { height:  550363 , difficulty:  836132 , date:  "2015-07-07 11:19:01" },
  { height:  550364 , difficulty:  835480 , date:  "2015-07-07 11:19:12" },
  { height:  550365 , difficulty:  839281 , date:  "2015-07-07 11:21:20" },
  { height:  550366 , difficulty:  838418 , date:  "2015-07-07 11:22:35" },
  { height:  550367 , difficulty:  836390 , date:  "2015-07-07 11:23:24" },
  { height:  550368 , difficulty:  839859 , date:  "2015-07-07 11:23:54" },
  { height:  550369 , difficulty:  837003 , date:  "2015-07-07 11:26:05" },
  { height:  550370 , difficulty:  836588 , date:  "2015-07-07 11:28:14" },
  { height:  550371 , difficulty:  837750 , date:  "2015-07-07 11:28:40" },
  { height:  550372 , difficulty:  839281 , date:  "2015-07-07 11:28:53" },
  { height:  550373 , difficulty:  840276 , date:  "2015-07-07 11:31:09" },
  { height:  550374 , difficulty:  842143 , date:  "2015-07-07 11:31:43" },
  { height:  550375 , difficulty:  845547 , date:  "2015-07-07 11:32:28" },
  { height:  550376 , difficulty:  844073 , date:  "2015-07-07 11:32:55" },
  { height:  550377 , difficulty:  843201 , date:  "2015-07-07 11:33:13" },
  { height:  550378 , difficulty:  842077 , date:  "2015-07-07 11:33:18" },
  { height:  550379 , difficulty:  838721 , date:  "2015-07-07 11:34:16" },
  { height:  550380 , difficulty:  838253 , date:  "2015-07-07 11:35:28" },
  { height:  550381 , difficulty:  838442 , date:  "2015-07-07 11:35:47" },
  { height:  550382 , difficulty:  843697 , date:  "2015-07-07 11:36:51" },
  { height:  550383 , difficulty:  843665 , date:  "2015-07-07 11:36:52" },
  { height:  550384 , difficulty:  843337 , date:  "2015-07-07 11:39:19" },
  { height:  550385 , difficulty:  840027 , date:  "2015-07-07 11:39:50" },
  { height:  550386 , difficulty:  839177 , date:  "2015-07-07 11:40:38" },
  { height:  550387 , difficulty:  838793 , date:  "2015-07-07 11:41:48" },
  { height:  550388 , difficulty:  842515 , date:  "2015-07-07 11:41:52" },
  { height:  550389 , difficulty:  842403 , date:  "2015-07-07 11:42:07" },
  { height:  550390 , difficulty:  842973 , date:  "2015-07-07 11:43:18" },
  { height:  550391 , difficulty:  839028 , date:  "2015-07-07 11:43:22" },
  { height:  550392 , difficulty:  839295 , date:  "2015-07-07 11:44:17" },
  { height:  550393 , difficulty:  840659 , date:  "2015-07-07 11:44:18" },
  { height:  550394 , difficulty:  845780 , date:  "2015-07-07 11:44:19" },
  { height:  550395 , difficulty:  846371 , date:  "2015-07-07 11:44:35" },
  { height:  550396 , difficulty:  844591 , date:  "2015-07-07 11:44:55" },
  { height:  550397 , difficulty:  844811 , date:  "2015-07-07 11:46:51" },
  { height:  550398 , difficulty:  843846 , date:  "2015-07-07 11:49:36" },
  { height:  550399 , difficulty:  845961 , date:  "2015-07-07 11:49:58" },
  { height:  550400 , difficulty:  847073 , date:  "2015-07-07 11:50:28" },
  { height:  550401 , difficulty:  848388 , date:  "2015-07-07 11:51:39" },
  { height:  550402 , difficulty:  849053 , date:  "2015-07-07 11:52:01" },
  { height:  550403 , difficulty:  849778 , date:  "2015-07-07 11:52:53" },
  { height:  550404 , difficulty:  850362 , date:  "2015-07-07 11:54:44" },
  { height:  550405 , difficulty:  849443 , date:  "2015-07-07 11:54:56" },
  { height:  550406 , difficulty:  849264 , date:  "2015-07-07 11:55:09" },
  { height:  550407 , difficulty:  850710 , date:  "2015-07-07 11:55:42" },
  { height:  550408 , difficulty:  849701 , date:  "2015-07-07 11:56:18" },
  { height:  550409 , difficulty:  849396 , date:  "2015-07-07 11:58:00" },
  { height:  550410 , difficulty:  853899 , date:  "2015-07-07 11:58:05" },
  { height:  550411 , difficulty:  854614 , date:  "2015-07-07 11:58:20" },
  { height:  550412 , difficulty:  853422 , date:  "2015-07-07 11:59:22" },
  { height:  550413 , difficulty:  853228 , date:  "2015-07-07 12:00:11" },
  { height:  550414 , difficulty:  851294 , date:  "2015-07-07 12:03:37" },
  { height:  550415 , difficulty:  848639 , date:  "2015-07-07 12:04:38" },
  { height:  550416 , difficulty:  848337 , date:  "2015-07-07 12:06:10" },
  { height:  550417 , difficulty:  848718 , date:  "2015-07-07 12:06:36" },
  { height:  550418 , difficulty:  850465 , date:  "2015-07-07 12:08:04" },
  { height:  550419 , difficulty:  849532 , date:  "2015-07-07 12:08:23" },
  { height:  550420 , difficulty:  849608 , date:  "2015-07-07 12:09:48" },
  { height:  550421 , difficulty:  850573 , date:  "2015-07-07 12:09:54" },
  { height:  550422 , difficulty:  849518 , date:  "2015-07-07 12:09:57" },
  { height:  550423 , difficulty:  850183 , date:  "2015-07-07 12:11:30" },
  { height:  550424 , difficulty:  849563 , date:  "2015-07-07 12:11:44" },
  { height:  550425 , difficulty:  849805 , date:  "2015-07-07 12:12:01" },
  { height:  550426 , difficulty:  849259 , date:  "2015-07-07 12:12:04" },
  { height:  550427 , difficulty:  849238 , date:  "2015-07-07 12:12:47" },
  { height:  550428 , difficulty:  849277 , date:  "2015-07-07 12:14:12" },
  { height:  550429 , difficulty:  848085 , date:  "2015-07-07 12:15:00" },
  { height:  550430 , difficulty:  851850 , date:  "2015-07-07 12:15:40" },
  { height:  550431 , difficulty:  851736 , date:  "2015-07-07 12:16:19" },
  { height:  550432 , difficulty:  849701 , date:  "2015-07-07 12:17:03" },
  { height:  550433 , difficulty:  849606 , date:  "2015-07-07 12:17:44" },
  { height:  550434 , difficulty:  854411 , date:  "2015-07-07 12:18:28" },
  { height:  550435 , difficulty:  860170 , date:  "2015-07-07 12:20:25" },
  { height:  550436 , difficulty:  863724 , date:  "2015-07-07 12:20:39" },
  { height:  550437 , difficulty:  865011 , date:  "2015-07-07 12:20:56" },
  { height:  550438 , difficulty:  865530 , date:  "2015-07-07 12:21:32" },
  { height:  550439 , difficulty:  864798 , date:  "2015-07-07 12:21:45" },
  { height:  550440 , difficulty:  865352 , date:  "2015-07-07 12:22:27" },
  { height:  550441 , difficulty:  864799 , date:  "2015-07-07 12:22:30" },
  { height:  550442 , difficulty:  863379 , date:  "2015-07-07 12:22:41" },
  { height:  550443 , difficulty:  862287 , date:  "2015-07-07 12:23:48" },
  { height:  550444 , difficulty:  861631 , date:  "2015-07-07 12:24:15" },
  { height:  550445 , difficulty:  862023 , date:  "2015-07-07 12:24:37" },
  { height:  550446 , difficulty:  859133 , date:  "2015-07-07 12:26:28" },
  { height:  550447 , difficulty:  862560 , date:  "2015-07-07 12:26:56" },
  { height:  550448 , difficulty:  863816 , date:  "2015-07-07 12:27:00" },
  { height:  550449 , difficulty:  861122 , date:  "2015-07-07 12:27:34" },
  { height:  550450 , difficulty:  861721 , date:  "2015-07-07 12:27:41" },
  { height:  550451 , difficulty:  861082 , date:  "2015-07-07 12:27:53" },
  { height:  550452 , difficulty:  860443 , date:  "2015-07-07 12:28:03" },
  { height:  550453 , difficulty:  860684 , date:  "2015-07-07 12:28:24" },
  { height:  550454 , difficulty:  862256 , date:  "2015-07-07 12:29:31" },
  { height:  550455 , difficulty:  860930 , date:  "2015-07-07 12:29:37" },
  { height:  550456 , difficulty:  859333 , date:  "2015-07-07 12:30:50" },
  { height:  550457 , difficulty:  858537 , date:  "2015-07-07 12:30:52" },
  { height:  550458 , difficulty:  858203 , date:  "2015-07-07 12:31:20" },
  { height:  550459 , difficulty:  858136 , date:  "2015-07-07 12:32:09" },
  { height:  550460 , difficulty:  854970 , date:  "2015-07-07 12:32:17" },
  { height:  550461 , difficulty:  854290 , date:  "2015-07-07 12:32:21" },
  { height:  550462 , difficulty:  852983 , date:  "2015-07-07 12:33:25" },
  { height:  550463 , difficulty:  853358 , date:  "2015-07-07 12:33:31" },
  { height:  550464 , difficulty:  853311 , date:  "2015-07-07 12:35:46" },
  { height:  550465 , difficulty:  852937 , date:  "2015-07-07 12:37:38" },
  { height:  550466 , difficulty:  852005 , date:  "2015-07-07 12:38:10" },
  { height:  550467 , difficulty:  851671 , date:  "2015-07-07 12:38:54" },
  { height:  550468 , difficulty:  854473 , date:  "2015-07-07 12:39:10" },
  { height:  550469 , difficulty:  854741 , date:  "2015-07-07 12:40:40" },
  { height:  550470 , difficulty:  857406 , date:  "2015-07-07 12:40:55" },
  { height:  550471 , difficulty:  856711 , date:  "2015-07-07 12:41:09" },
  { height:  550472 , difficulty:  858250 , date:  "2015-07-07 12:42:45" },
  { height:  550473 , difficulty:  855887 , date:  "2015-07-07 12:42:52" },
  { height:  550474 , difficulty:  857891 , date:  "2015-07-07 12:43:20" },
  { height:  550475 , difficulty:  857265 , date:  "2015-07-07 12:45:35" },
  { height:  550476 , difficulty:  859335 , date:  "2015-07-07 12:46:39" },
  { height:  550477 , difficulty:  858848 , date:  "2015-07-07 12:47:36" },
  { height:  550478 , difficulty:  858216 , date:  "2015-07-07 12:48:18" },
  { height:  550479 , difficulty:  856861 , date:  "2015-07-07 12:48:40" },
  { height:  550480 , difficulty:  854454 , date:  "2015-07-07 12:49:09" },
  { height:  550481 , difficulty:  854236 , date:  "2015-07-07 12:49:12" },
  { height:  550482 , difficulty:  853830 , date:  "2015-07-07 12:49:43" },
  { height:  550483 , difficulty:  853960 , date:  "2015-07-07 12:49:48" },
  { height:  550484 , difficulty:  856941 , date:  "2015-07-07 12:50:10" },
  { height:  550485 , difficulty:  854784 , date:  "2015-07-07 12:50:33" },
  { height:  550486 , difficulty:  858258 , date:  "2015-07-07 12:50:38" },
  { height:  550487 , difficulty:  859579 , date:  "2015-07-07 12:50:53" },
  { height:  550488 , difficulty:  860947 , date:  "2015-07-07 12:51:04" },
  { height:  550489 , difficulty:  864365 , date:  "2015-07-07 12:51:59" },
  { height:  550490 , difficulty:  859669 , date:  "2015-07-07 12:52:47" },
  { height:  550491 , difficulty:  858457 , date:  "2015-07-07 12:53:29" },
  { height:  550492 , difficulty:  856971 , date:  "2015-07-07 12:53:35" },
  { height:  550493 , difficulty:  857957 , date:  "2015-07-07 12:55:03" },
  { height:  550494 , difficulty:  857821 , date:  "2015-07-07 12:55:07" },
  { height:  550495 , difficulty:  858685 , date:  "2015-07-07 12:55:40" },
  { height:  550496 , difficulty:  861637 , date:  "2015-07-07 12:57:40" },
  { height:  550497 , difficulty:  861633 , date:  "2015-07-07 12:58:36" },
  { height:  550498 , difficulty:  862205 , date:  "2015-07-07 12:59:55" },
  { height:  550499 , difficulty:  862718 , date:  "2015-07-07 13:00:04" },
  { height:  550500 , difficulty:  863055 , date:  "2015-07-07 13:00:07" },
  { height:  550501 , difficulty:  862677 , date:  "2015-07-07 13:00:19" },
  { height:  550502 , difficulty:  862581 , date:  "2015-07-07 13:01:10" },
  { height:  550503 , difficulty:  861683 , date:  "2015-07-07 13:01:19" },
  { height:  550504 , difficulty:  859643 , date:  "2015-07-07 13:01:29" },
  { height:  550505 , difficulty:  858315 , date:  "2015-07-07 13:02:21" },
  { height:  550506 , difficulty:  857693 , date:  "2015-07-07 13:03:11" },
  { height:  550507 , difficulty:  857152 , date:  "2015-07-07 13:04:27" },
  { height:  550508 , difficulty:  856969 , date:  "2015-07-07 13:04:40" },
  { height:  550509 , difficulty:  856015 , date:  "2015-07-07 13:05:25" },
  { height:  550510 , difficulty:  856557 , date:  "2015-07-07 13:05:51" },
  { height:  550511 , difficulty:  853934 , date:  "2015-07-07 13:06:36" },
  { height:  550512 , difficulty:  856242 , date:  "2015-07-07 13:06:37" },
  { height:  550513 , difficulty:  855993 , date:  "2015-07-07 13:06:51" },
  { height:  550514 , difficulty:  855423 , date:  "2015-07-07 13:07:23" },
  { height:  550515 , difficulty:  856828 , date:  "2015-07-07 13:07:26" },
  { height:  550516 , difficulty:  856238 , date:  "2015-07-07 13:08:13" },
  { height:  550517 , difficulty:  856749 , date:  "2015-07-07 13:08:31" },
  { height:  550518 , difficulty:  856954 , date:  "2015-07-07 13:12:58" },
  { height:  550519 , difficulty:  860376 , date:  "2015-07-07 13:13:13" },
  { height:  550520 , difficulty:  859819 , date:  "2015-07-07 13:13:17" },
  { height:  550521 , difficulty:  859072 , date:  "2015-07-07 13:13:40" },
  { height:  550522 , difficulty:  856638 , date:  "2015-07-07 13:14:55" },
  { height:  550523 , difficulty:  856701 , date:  "2015-07-07 13:15:27" },
  { height:  550524 , difficulty:  862894 , date:  "2015-07-07 13:15:38" },
  { height:  550525 , difficulty:  861955 , date:  "2015-07-07 13:15:43" },
  { height:  550526 , difficulty:  863557 , date:  "2015-07-07 13:16:11" },
  { height:  550527 , difficulty:  863558 , date:  "2015-07-07 13:16:30" },
  { height:  550528 , difficulty:  863843 , date:  "2015-07-07 13:16:51" },
  { height:  550529 , difficulty:  863687 , date:  "2015-07-07 13:19:20" },
  { height:  550530 , difficulty:  863713 , date:  "2015-07-07 13:19:27" },
  { height:  550531 , difficulty:  864103 , date:  "2015-07-07 13:19:36" },
  { height:  550532 , difficulty:  862208 , date:  "2015-07-07 13:22:18" },
  { height:  550533 , difficulty:  862545 , date:  "2015-07-07 13:22:21" },
  { height:  550534 , difficulty:  863128 , date:  "2015-07-07 13:23:13" },
  { height:  550535 , difficulty:  863553 , date:  "2015-07-07 13:23:19" },
  { height:  550536 , difficulty:  864019 , date:  "2015-07-07 13:27:12" },
  { height:  550537 , difficulty:  864040 , date:  "2015-07-07 13:27:14" },
  { height:  550538 , difficulty:  865445 , date:  "2015-07-07 13:27:43" },
  { height:  550539 , difficulty:  865907 , date:  "2015-07-07 13:27:47" },
  { height:  550540 , difficulty:  866747 , date:  "2015-07-07 13:28:04" },
  { height:  550541 , difficulty:  864523 , date:  "2015-07-07 13:33:01" },
  { height:  550542 , difficulty:  865800 , date:  "2015-07-07 13:33:10" },
  { height:  550543 , difficulty:  865783 , date:  "2015-07-07 13:33:19" },
  { height:  550544 , difficulty:  865266 , date:  "2015-07-07 13:33:33" },
  { height:  550545 , difficulty:  863998 , date:  "2015-07-07 13:34:16" },
  { height:  550546 , difficulty:  863716 , date:  "2015-07-07 13:34:17" },
  { height:  550547 , difficulty:  865069 , date:  "2015-07-07 13:34:29" },
  { height:  550548 , difficulty:  863174 , date:  "2015-07-07 13:36:03" },
  { height:  550549 , difficulty:  863844 , date:  "2015-07-07 13:37:53" },
  { height:  550550 , difficulty:  870854 , date:  "2015-07-07 13:38:28" },
  { height:  550551 , difficulty:  868685 , date:  "2015-07-07 13:38:49" },
  { height:  550552 , difficulty:  871130 , date:  "2015-07-07 13:40:40" },
  { height:  550553 , difficulty:  871150 , date:  "2015-07-07 13:41:20" },
  { height:  550554 , difficulty:  870896 , date:  "2015-07-07 13:41:27" },
  { height:  550555 , difficulty:  871204 , date:  "2015-07-07 13:44:32" },
  { height:  550556 , difficulty:  870218 , date:  "2015-07-07 13:47:15" },
  { height:  550557 , difficulty:  872459 , date:  "2015-07-07 13:48:07" },
  { height:  550558 , difficulty:  873275 , date:  "2015-07-07 13:48:14" },
  { height:  550559 , difficulty:  873106 , date:  "2015-07-07 13:48:31" },
  { height:  550560 , difficulty:  874909 , date:  "2015-07-07 13:50:08" },
  { height:  550561 , difficulty:  874727 , date:  "2015-07-07 13:50:12" },
  { height:  550562 , difficulty:  876250 , date:  "2015-07-07 13:51:57" },
  { height:  550563 , difficulty:  876614 , date:  "2015-07-07 13:52:00" },
  { height:  550564 , difficulty:  878064 , date:  "2015-07-07 13:52:40" },
  { height:  550565 , difficulty:  877964 , date:  "2015-07-07 13:53:38" },
  { height:  550566 , difficulty:  876867 , date:  "2015-07-07 13:54:54" },
  { height:  550567 , difficulty:  876457 , date:  "2015-07-07 13:56:23" },
  { height:  550568 , difficulty:  878300 , date:  "2015-07-07 13:57:56" },
  { height:  550569 , difficulty:  877705 , date:  "2015-07-07 13:57:58" },
  { height:  550570 , difficulty:  878750 , date:  "2015-07-07 13:58:31" },
  { height:  550571 , difficulty:  877997 , date:  "2015-07-07 13:58:37" },
  { height:  550572 , difficulty:  878183 , date:  "2015-07-07 13:59:28" },
  { height:  550573 , difficulty:  877329 , date:  "2015-07-07 13:59:30" },
  { height:  550574 , difficulty:  875578 , date:  "2015-07-07 14:01:48" },
  { height:  550575 , difficulty:  876939 , date:  "2015-07-07 14:02:34" },
  { height:  550576 , difficulty:  876922 , date:  "2015-07-07 14:03:19" },
  { height:  550577 , difficulty:  878885 , date:  "2015-07-07 14:04:10" },
  { height:  550578 , difficulty:  878321 , date:  "2015-07-07 14:04:52" },
  { height:  550579 , difficulty:  878406 , date:  "2015-07-07 14:04:55" },
  { height:  550580 , difficulty:  878170 , date:  "2015-07-07 14:06:27" },
  { height:  550581 , difficulty:  878117 , date:  "2015-07-07 14:08:52" },
  { height:  550582 , difficulty:  877308 , date:  "2015-07-07 14:08:59" },
  { height:  550583 , difficulty:  876125 , date:  "2015-07-07 14:10:46" },
  { height:  550584 , difficulty:  876191 , date:  "2015-07-07 14:10:52" },
  { height:  550585 , difficulty:  876221 , date:  "2015-07-07 14:11:26" },
  { height:  550586 , difficulty:  880082 , date:  "2015-07-07 14:11:41" },
  { height:  550587 , difficulty:  880154 , date:  "2015-07-07 14:13:56" },
  { height:  550588 , difficulty:  881054 , date:  "2015-07-07 14:16:24" },
  { height:  550589 , difficulty:  883082 , date:  "2015-07-07 14:17:28" },
  { height:  550590 , difficulty:  882811 , date:  "2015-07-07 14:17:28" },
  { height:  550591 , difficulty:  884096 , date:  "2015-07-07 14:18:00" },
  { height:  550592 , difficulty:  883992 , date:  "2015-07-07 14:18:05" },
  { height:  550593 , difficulty:  883559 , date:  "2015-07-07 14:18:21" },
  { height:  550594 , difficulty:  879090 , date:  "2015-07-07 14:19:04" },
  { height:  550595 , difficulty:  879816 , date:  "2015-07-07 14:19:19" },
  { height:  550596 , difficulty:  882496 , date:  "2015-07-07 14:21:59" },
  { height:  550597 , difficulty:  886714 , date:  "2015-07-07 14:22:16" },
  { height:  550598 , difficulty:  888719 , date:  "2015-07-07 14:23:34" },
  { height:  550599 , difficulty:  888554 , date:  "2015-07-07 14:25:58" },
  { height:  550600 , difficulty:  889155 , date:  "2015-07-07 14:27:50" },
  { height:  550601 , difficulty:  895094 , date:  "2015-07-07 14:28:07" },
  { height:  550602 , difficulty:  897464 , date:  "2015-07-07 14:29:37" },
  { height:  550603 , difficulty:  897935 , date:  "2015-07-07 14:30:40" },
  { height:  550604 , difficulty:  897528 , date:  "2015-07-07 14:30:44" },
  { height:  550605 , difficulty:  893711 , date:  "2015-07-07 14:31:13" },
  { height:  550606 , difficulty:  894635 , date:  "2015-07-07 14:32:29" },
  { height:  550607 , difficulty:  894879 , date:  "2015-07-07 14:32:34" },
  { height:  550608 , difficulty:  893121 , date:  "2015-07-07 14:34:47" },
  { height:  550609 , difficulty:  898628 , date:  "2015-07-07 14:34:51" },
  { height:  550610 , difficulty:  900049 , date:  "2015-07-07 14:35:00" },
  { height:  550611 , difficulty:  901060 , date:  "2015-07-07 14:36:15" },
  { height:  550612 , difficulty:  895427 , date:  "2015-07-07 14:37:51" },
  { height:  550613 , difficulty:  910254 , date:  "2015-07-07 14:38:38" },
  { height:  550614 , difficulty:  913710 , date:  "2015-07-07 14:39:32" },
  { height:  550615 , difficulty:  914123 , date:  "2015-07-07 14:39:38" },
  { height:  550616 , difficulty:  915002 , date:  "2015-07-07 14:39:48" },
  { height:  550617 , difficulty:  908763 , date:  "2015-07-07 14:40:31" },
  { height:  550618 , difficulty:  913979 , date:  "2015-07-07 14:41:02" },
  { height:  550619 , difficulty:  918770 , date:  "2015-07-07 14:41:04" },
  { height:  550620 , difficulty:  927378 , date:  "2015-07-07 14:43:14" },
  { height:  550621 , difficulty:  928524 , date:  "2015-07-07 14:44:54" },
  { height:  550622 , difficulty:  930468 , date:  "2015-07-07 14:44:59" },
  { height:  550623 , difficulty:  935069 , date:  "2015-07-07 14:45:51" },
  { height:  550624 , difficulty:  933291 , date:  "2015-07-07 14:46:36" },
  { height:  550625 , difficulty:  933121 , date:  "2015-07-07 14:46:41" },
  { height:  550626 , difficulty:  934237 , date:  "2015-07-07 14:46:49" },
  { height:  550627 , difficulty:  935218 , date:  "2015-07-07 14:47:38" },
  { height:  550628 , difficulty:  932489 , date:  "2015-07-07 14:48:24" },
  { height:  550629 , difficulty:  935734 , date:  "2015-07-07 14:49:51" },
  { height:  550630 , difficulty:  938352 , date:  "2015-07-07 14:50:03" },
  { height:  550631 , difficulty:  934072 , date:  "2015-07-07 14:51:20" },
  { height:  550632 , difficulty:  931503 , date:  "2015-07-07 14:51:45" },
  { height:  550633 , difficulty:  929966 , date:  "2015-07-07 14:56:16" },
  { height:  550634 , difficulty:  931944 , date:  "2015-07-07 14:57:16" },
  { height:  550635 , difficulty:  932378 , date:  "2015-07-07 14:57:22" },
  { height:  550636 , difficulty:  931511 , date:  "2015-07-07 14:58:05" },
  { height:  550637 , difficulty:  938716 , date:  "2015-07-07 14:58:17" },
  { height:  550638 , difficulty:  936115 , date:  "2015-07-07 14:58:35" },
  { height:  550639 , difficulty:  949565 , date:  "2015-07-07 14:59:34" },
  { height:  550640 , difficulty:  951210 , date:  "2015-07-07 15:03:40" },
  { height:  550641 , difficulty:  950544 , date:  "2015-07-07 15:04:07" },
  { height:  550642 , difficulty:  949376 , date:  "2015-07-07 15:05:05" },
  { height:  550643 , difficulty:  950322 , date:  "2015-07-07 15:08:27" },
  { height:  550644 , difficulty:  954924 , date:  "2015-07-07 15:08:31" },
  { height:  550645 , difficulty:  956826 , date:  "2015-07-07 15:09:33" },
  { height:  550646 , difficulty:  957806 , date:  "2015-07-07 15:09:36" },
  { height:  550647 , difficulty:  964647 , date:  "2015-07-07 15:12:32" },
  { height:  550648 , difficulty:  967700 , date:  "2015-07-07 15:13:14" },
  { height:  550649 , difficulty:  967926 , date:  "2015-07-07 15:14:09" },
  { height:  550650 , difficulty:  966290 , date:  "2015-07-07 15:14:15" },
  { height:  550651 , difficulty:  966423 , date:  "2015-07-07 15:14:30" },
  { height:  550652 , difficulty:  965717 , date:  "2015-07-07 15:19:29" },
  { height:  550653 , difficulty:  964558 , date:  "2015-07-07 15:19:33" },
  { height:  550654 , difficulty:  965649 , date:  "2015-07-07 15:20:24" },
  { height:  550655 , difficulty:  967610 , date:  "2015-07-07 15:20:34" },
  { height:  550656 , difficulty:  967077 , date:  "2015-07-07 15:21:54" },
  { height:  550657 , difficulty:  965269 , date:  "2015-07-07 15:21:56" },
  { height:  550658 , difficulty:  966122 , date:  "2015-07-07 15:22:51" },
  { height:  550659 , difficulty:  964053 , date:  "2015-07-07 15:23:17" },
  { height:  550660 , difficulty:  971692 , date:  "2015-07-07 15:25:06" },
  { height:  550661 , difficulty:  975956 , date:  "2015-07-07 15:28:14" },
  { height:  550662 , difficulty:  981712 , date:  "2015-07-07 15:28:25" },
  { height:  550663 , difficulty:  977933 , date:  "2015-07-07 15:29:58" },
  { height:  550664 , difficulty:  975751 , date:  "2015-07-07 15:30:34" },
  { height:  550665 , difficulty:  973852 , date:  "2015-07-07 15:30:39" },
  { height:  550666 , difficulty:  983109 , date:  "2015-07-07 15:31:08" },
  { height:  550667 , difficulty:  984420 , date:  "2015-07-07 15:31:25" },
  { height:  550668 , difficulty:  984317 , date:  "2015-07-07 15:31:43" },
  { height:  550669 , difficulty:  984292 , date:  "2015-07-07 15:33:15" },
  { height:  550670 , difficulty:  987232 , date:  "2015-07-07 15:33:33" },
  { height:  550671 , difficulty:  986844 , date:  "2015-07-07 15:33:35" },
  { height:  550672 , difficulty:  982048 , date:  "2015-07-07 15:34:05" },
  { height:  550673 , difficulty:  981775 , date:  "2015-07-07 15:36:14" },
  { height:  550674 , difficulty:  979859 , date:  "2015-07-07 15:36:49" },
  { height:  550675 , difficulty:  980106 , date:  "2015-07-07 15:36:50" },
  { height:  550676 , difficulty:  976945 , date:  "2015-07-07 15:38:29" },
  { height:  550677 , difficulty:  980922 , date:  "2015-07-07 15:38:59" },
  { height:  550678 , difficulty:  980058 , date:  "2015-07-07 15:39:24" },
  { height:  550679 , difficulty:  980189 , date:  "2015-07-07 15:39:57" },
  { height:  550680 , difficulty:  981972 , date:  "2015-07-07 15:40:53" },
  { height:  550681 , difficulty:  987674 , date:  "2015-07-07 15:41:07" },
  { height:  550682 , difficulty:  987372 , date:  "2015-07-07 15:42:19" },
  { height:  550683 , difficulty:  987220 , date:  "2015-07-07 15:42:22" },
  { height:  550684 , difficulty:  984574 , date:  "2015-07-07 15:42:24" },
  { height:  550685 , difficulty:  986083 , date:  "2015-07-07 15:42:39" },
  { height:  550686 , difficulty:  986018 , date:  "2015-07-07 15:43:36" },
  { height:  550687 , difficulty:  983799 , date:  "2015-07-07 15:43:38" },
  { height:  550688 , difficulty:  980703 , date:  "2015-07-07 15:43:43" },
  { height:  550689 , difficulty:  980773 , date:  "2015-07-07 15:44:13" },
  { height:  550690 , difficulty:  979650 , date:  "2015-07-07 15:45:26" },
  { height:  550691 , difficulty:  979554 , date:  "2015-07-07 15:45:37" },
  { height:  550692 , difficulty:  980488 , date:  "2015-07-07 15:45:44" },
  { height:  550693 , difficulty:  979269 , date:  "2015-07-07 15:47:01" },
  { height:  550694 , difficulty:  982501 , date:  "2015-07-07 15:47:06" },
  { height:  550695 , difficulty:  985434 , date:  "2015-07-07 15:48:03" },
  { height:  550696 , difficulty:  982381 , date:  "2015-07-07 15:48:38" },
  { height:  550697 , difficulty:  979352 , date:  "2015-07-07 15:48:43" },
  { height:  550698 , difficulty:  980191 , date:  "2015-07-07 15:50:14" },
  { height:  550699 , difficulty:  979872 , date:  "2015-07-07 15:50:18" },
  { height:  550700 , difficulty:  979160 , date:  "2015-07-07 15:52:20" },
  { height:  550701 , difficulty:  980831 , date:  "2015-07-07 15:53:13" },
  { height:  550702 , difficulty:  983426 , date:  "2015-07-07 15:53:43" },
  { height:  550703 , difficulty:  983200 , date:  "2015-07-07 15:55:09" },
  { height:  550704 , difficulty:  982393 , date:  "2015-07-07 15:55:46" },
  { height:  550705 , difficulty:  982296 , date:  "2015-07-07 15:55:58" },
  { height:  550706 , difficulty:  986047 , date:  "2015-07-07 15:56:04" },
  { height:  550707 , difficulty:  984303 , date:  "2015-07-07 15:59:08" },
  { height:  550708 , difficulty:  983800 , date:  "2015-07-07 15:59:10" },
  { height:  550709 , difficulty:  979115 , date:  "2015-07-07 16:00:18" },
  { height:  550710 , difficulty:  979224 , date:  "2015-07-07 16:01:15" },
  { height:  550711 , difficulty:  982544 , date:  "2015-07-07 16:02:24" },
  { height:  550712 , difficulty:  984515 , date:  "2015-07-07 16:02:27" },
  { height:  550713 , difficulty:  985782 , date:  "2015-07-07 16:03:27" },
  { height:  550714 , difficulty:  989076 , date:  "2015-07-07 16:03:30" },
  { height:  550715 , difficulty:  987690 , date:  "2015-07-07 16:03:58" },
  { height:  550716 , difficulty:  982191 , date:  "2015-07-07 16:04:41" },
  { height:  550717 , difficulty:  981674 , date:  "2015-07-07 16:05:23" },
  { height:  550718 , difficulty:  982824 , date:  "2015-07-07 16:06:56" },
  { height:  550719 , difficulty:  976722 , date:  "2015-07-07 16:07:19" },
  { height:  550720 , difficulty:  977677 , date:  "2015-07-07 16:07:50" },
  { height:  550721 , difficulty:  979483 , date:  "2015-07-07 16:08:10" },
  { height:  550722 , difficulty:  979934 , date:  "2015-07-07 16:10:21" },
  { height:  550723 , difficulty:  975437 , date:  "2015-07-07 16:10:25" },
  { height:  550724 , difficulty:  975497 , date:  "2015-07-07 16:10:35" },
  { height:  550725 , difficulty:  976127 , date:  "2015-07-07 16:12:28" },
  { height:  550726 , difficulty:  980772 , date:  "2015-07-07 16:12:31" },
  { height:  550727 , difficulty:  981808 , date:  "2015-07-07 16:14:09" },
  { height:  550728 , difficulty:  973920 , date:  "2015-07-07 16:14:14" },
  { height:  550729 , difficulty:  975027 , date:  "2015-07-07 16:14:26" },
  { height:  550730 , difficulty:  975181 , date:  "2015-07-07 16:15:16" },
  { height:  550731 , difficulty:  978976 , date:  "2015-07-07 16:16:12" },
  { height:  550732 , difficulty:  979255 , date:  "2015-07-07 16:16:27" },
  { height:  550733 , difficulty:  979293 , date:  "2015-07-07 16:17:17" },
  { height:  550734 , difficulty:  985228 , date:  "2015-07-07 16:18:16" },
  { height:  550735 , difficulty:  984777 , date:  "2015-07-07 16:19:01" },
  { height:  550736 , difficulty:  983188 , date:  "2015-07-07 16:19:19" },
  { height:  550737 , difficulty:  980801 , date:  "2015-07-07 16:19:26" },
  { height:  550738 , difficulty:  980984 , date:  "2015-07-07 16:20:12" },
  { height:  550739 , difficulty:  979099 , date:  "2015-07-07 16:21:21" },
  { height:  550740 , difficulty:  978907 , date:  "2015-07-07 16:22:43" },
  { height:  550741 , difficulty:  984862 , date:  "2015-07-07 16:23:37" },
  { height:  550742 , difficulty:  985510 , date:  "2015-07-07 16:23:51" },
  { height:  550743 , difficulty:  989387 , date:  "2015-07-07 16:24:14" },
  { height:  550744 , difficulty:  990692 , date:  "2015-07-07 16:24:29" },
  { height:  550745 , difficulty:  988387 , date:  "2015-07-07 16:24:37" },
  { height:  550746 , difficulty:  992596 , date:  "2015-07-07 16:25:41" },
  { height:  550747 , difficulty:  992946 , date:  "2015-07-07 16:28:43" },
  { height:  550748 , difficulty:  992258 , date:  "2015-07-07 16:30:34" },
  { height:  550749 , difficulty:  988884 , date:  "2015-07-07 16:31:27" },
  { height:  550750 , difficulty:  988837 , date:  "2015-07-07 16:32:06" },
  { height:  550751 , difficulty:  989595 , date:  "2015-07-07 16:32:50" },
  { height:  550752 , difficulty:  988471 , date:  "2015-07-07 16:32:53" },
  { height:  550753 , difficulty:  988591 , date:  "2015-07-07 16:33:27" },
  { height:  550754 , difficulty:  990985 , date:  "2015-07-07 16:34:35" },
  { height:  550755 , difficulty:  990881 , date:  "2015-07-07 16:34:36" },
  { height:  550756 , difficulty:  992081 , date:  "2015-07-07 16:34:54" },
  { height:  550757 , difficulty:  992062 , date:  "2015-07-07 16:35:49" },
  { height:  550758 , difficulty:  991667 , date:  "2015-07-07 16:36:44" },
  { height:  550759 , difficulty:  992231 , date:  "2015-07-07 16:39:59" },
  { height:  550760 , difficulty:  992730 , date:  "2015-07-07 16:40:05" },
  { height:  550761 , difficulty:  992988 , date:  "2015-07-07 16:40:06" },
  { height:  550762 , difficulty:  999235 , date:  "2015-07-07 16:41:10" },
  { height:  550763 , difficulty:  1006953 , date:  "2015-07-07 16:41:43" },
  { height:  550764 , difficulty:  1007168 , date:  "2015-07-07 16:43:07" },
  { height:  550765 , difficulty:  1007701 , date:  "2015-07-07 16:48:42" },
  { height:  550766 , difficulty:  1006192 , date:  "2015-07-07 16:48:57" },
  { height:  550767 , difficulty:  1008029 , date:  "2015-07-07 16:50:00" },
  { height:  550768 , difficulty:  1008309 , date:  "2015-07-07 16:50:01" },
  { height:  550769 , difficulty:  1007021 , date:  "2015-07-07 16:50:56" },
  { height:  550770 , difficulty:  1009771 , date:  "2015-07-07 16:51:25" },
  { height:  550771 , difficulty:  1008332 , date:  "2015-07-07 16:51:41" },
  { height:  550772 , difficulty:  1007752 , date:  "2015-07-07 16:55:27" },
  { height:  550773 , difficulty:  1012776 , date:  "2015-07-07 16:55:43" },
  { height:  550774 , difficulty:  1011642 , date:  "2015-07-07 16:56:46" },
  { height:  550775 , difficulty:  1014279 , date:  "2015-07-07 16:58:07" },
  { height:  550776 , difficulty:  1011079 , date:  "2015-07-07 16:58:11" },
  { height:  550777 , difficulty:  1017214 , date:  "2015-07-07 16:58:14" },
  { height:  550778 , difficulty:  1017446 , date:  "2015-07-07 16:58:33" },
  { height:  550779 , difficulty:  1019269 , date:  "2015-07-07 17:00:30" },
  { height:  550780 , difficulty:  1019431 , date:  "2015-07-07 17:00:36" },
  { height:  550781 , difficulty:  1019629 , date:  "2015-07-07 17:00:39" },
  { height:  550782 , difficulty:  1025350 , date:  "2015-07-07 17:00:40" },
  { height:  550783 , difficulty:  1020493 , date:  "2015-07-07 17:01:31" },
  { height:  550784 , difficulty:  1020988 , date:  "2015-07-07 17:01:52" },
  { height:  550785 , difficulty:  1019256 , date:  "2015-07-07 17:03:52" },
  { height:  550786 , difficulty:  1017761 , date:  "2015-07-07 17:04:03" },
  { height:  550787 , difficulty:  1015762 , date:  "2015-07-07 17:04:06" },
  { height:  550788 , difficulty:  1024013 , date:  "2015-07-07 17:04:57" },
  { height:  550789 , difficulty:  1023936 , date:  "2015-07-07 17:05:22" },
  { height:  550790 , difficulty:  1024629 , date:  "2015-07-07 17:06:52" },
  { height:  550791 , difficulty:  1025979 , date:  "2015-07-07 17:07:09" },
  { height:  550792 , difficulty:  1026531 , date:  "2015-07-07 17:07:49" },
  { height:  550793 , difficulty:  1027741 , date:  "2015-07-07 17:08:41" },
  { height:  550794 , difficulty:  1027932 , date:  "2015-07-07 17:09:24" },
  { height:  550795 , difficulty:  1036128 , date:  "2015-07-07 17:09:49" },
  { height:  550796 , difficulty:  1035534 , date:  "2015-07-07 17:10:04" },
  { height:  550797 , difficulty:  1036999 , date:  "2015-07-07 17:12:20" },
  { height:  550798 , difficulty:  1037287 , date:  "2015-07-07 17:13:24" },
  { height:  550799 , difficulty:  1039054 , date:  "2015-07-07 17:13:49" },
  { height:  550800 , difficulty:  1045675 , date:  "2015-07-07 17:13:53" },
  { height:  550801 , difficulty:  1042781 , date:  "2015-07-07 17:14:25" },
  { height:  550802 , difficulty:  1043937 , date:  "2015-07-07 17:14:28" },
  { height:  550803 , difficulty:  1043422 , date:  "2015-07-07 17:15:38" },
  { height:  550804 , difficulty:  1046414 , date:  "2015-07-07 17:18:29" },
  { height:  550805 , difficulty:  1047665 , date:  "2015-07-07 17:18:18" },
  { height:  550806 , difficulty:  1049784 , date:  "2015-07-07 17:18:32" },
  { height:  550807 , difficulty:  1048124 , date:  "2015-07-07 17:20:05" },
  { height:  550808 , difficulty:  1049461 , date:  "2015-07-07 17:22:37" },
  { height:  550809 , difficulty:  1049624 , date:  "2015-07-07 17:26:56" },
  { height:  550810 , difficulty:  1048050 , date:  "2015-07-07 17:28:38" },
  { height:  550811 , difficulty:  1049714 , date:  "2015-07-07 17:28:40" },
  { height:  550812 , difficulty:  1050204 , date:  "2015-07-07 17:30:13" },
  { height:  550813 , difficulty:  1050210 , date:  "2015-07-07 17:30:30" },
  { height:  550814 , difficulty:  1049663 , date:  "2015-07-07 17:30:47" },
  { height:  550815 , difficulty:  1048941 , date:  "2015-07-07 17:31:24" },
  { height:  550816 , difficulty:  1047670 , date:  "2015-07-07 17:33:07" },
  { height:  550817 , difficulty:  1047487 , date:  "2015-07-07 17:33:43" },
  { height:  550818 , difficulty:  1047617 , date:  "2015-07-07 17:34:32" },
  { height:  550819 , difficulty:  1055235 , date:  "2015-07-07 17:34:36" },
  { height:  550820 , difficulty:  1058633 , date:  "2015-07-07 17:35:50" },
  { height:  550821 , difficulty:  1060814 , date:  "2015-07-07 17:36:35" },
  { height:  550822 , difficulty:  1060020 , date:  "2015-07-07 17:36:36" },
  { height:  550823 , difficulty:  1053954 , date:  "2015-07-07 17:36:57" },
  { height:  550824 , difficulty:  1050575 , date:  "2015-07-07 17:37:25" },
  { height:  550825 , difficulty:  1049853 , date:  "2015-07-07 17:41:35" },
  { height:  550826 , difficulty:  1052100 , date:  "2015-07-07 17:42:23" },
  { height:  550827 , difficulty:  1052311 , date:  "2015-07-07 17:43:15" },
  { height:  550828 , difficulty:  1053250 , date:  "2015-07-07 17:43:53" },
  { height:  550829 , difficulty:  1052803 , date:  "2015-07-07 17:44:19" },
  { height:  550830 , difficulty:  1052016 , date:  "2015-07-07 17:44:24" },
  { height:  550831 , difficulty:  1053965 , date:  "2015-07-07 17:47:11" },
  { height:  550832 , difficulty:  1064988 , date:  "2015-07-07 17:47:41" },
  { height:  550833 , difficulty:  1065495 , date:  "2015-07-07 17:48:12" },
  { height:  550834 , difficulty:  1064190 , date:  "2015-07-07 17:48:14" },
  { height:  550835 , difficulty:  1058774 , date:  "2015-07-07 17:48:29" },
  { height:  550836 , difficulty:  1061729 , date:  "2015-07-07 17:49:45" },
  { height:  550837 , difficulty:  1063247 , date:  "2015-07-07 17:50:23" },
  { height:  550838 , difficulty:  1063555 , date:  "2015-07-07 17:50:41" },
  { height:  550839 , difficulty:  1063642 , date:  "2015-07-07 17:51:17" },
  { height:  550840 , difficulty:  1061158 , date:  "2015-07-07 17:51:31" },
  { height:  550841 , difficulty:  1050328 , date:  "2015-07-07 17:52:35" },
  { height:  550842 , difficulty:  1052244 , date:  "2015-07-07 17:56:31" },
  { height:  550843 , difficulty:  1050784 , date:  "2015-07-07 17:57:49" },
  { height:  550844 , difficulty:  1051804 , date:  "2015-07-07 17:57:59" },
  { height:  550845 , difficulty:  1050239 , date:  "2015-07-07 17:58:30" },
  { height:  550846 , difficulty:  1052367 , date:  "2015-07-07 17:58:33" },
  { height:  550847 , difficulty:  1052702 , date:  "2015-07-07 18:02:03" },
  { height:  550848 , difficulty:  1046578 , date:  "2015-07-07 18:02:05" },
  { height:  550849 , difficulty:  1047262 , date:  "2015-07-07 18:02:08" },
  { height:  550850 , difficulty:  1049144 , date:  "2015-07-07 18:02:15" },
  { height:  550851 , difficulty:  1047372 , date:  "2015-07-07 18:02:36" },
  { height:  550852 , difficulty:  1048365 , date:  "2015-07-07 18:04:39" },
  { height:  550853 , difficulty:  1049587 , date:  "2015-07-07 18:09:05" },
  { height:  550854 , difficulty:  1053569 , date:  "2015-07-07 18:09:54" },
  { height:  550855 , difficulty:  1051051 , date:  "2015-07-07 18:10:01" },
  { height:  550856 , difficulty:  1052323 , date:  "2015-07-07 18:10:36" },
  { height:  550857 , difficulty:  1052700 , date:  "2015-07-07 18:12:45" },
  { height:  550858 , difficulty:  1058220 , date:  "2015-07-07 18:12:47" },
  { height:  550859 , difficulty:  1057702 , date:  "2015-07-07 18:13:12" },
  { height:  550860 , difficulty:  1059379 , date:  "2015-07-07 18:13:33" },
  { height:  550861 , difficulty:  1057294 , date:  "2015-07-07 18:13:38" },
  { height:  550862 , difficulty:  1057779 , date:  "2015-07-07 18:18:15" },
  { height:  550863 , difficulty:  1059371 , date:  "2015-07-07 18:18:21" },
  { height:  550864 , difficulty:  1058515 , date:  "2015-07-07 18:18:32" },
  { height:  550865 , difficulty:  1058144 , date:  "2015-07-07 18:21:04" },
  { height:  550866 , difficulty:  1060944 , date:  "2015-07-07 18:21:28" },
  { height:  550867 , difficulty:  1061205 , date:  "2015-07-07 18:22:32" },
  { height:  550868 , difficulty:  1060247 , date:  "2015-07-07 18:22:37" },
  { height:  550869 , difficulty:  1058946 , date:  "2015-07-07 18:24:47" },
  { height:  550870 , difficulty:  1057891 , date:  "2015-07-07 18:25:36" },
  { height:  550871 , difficulty:  1063621 , date:  "2015-07-07 18:25:40" },
  { height:  550872 , difficulty:  1064190 , date:  "2015-07-07 18:25:45" },
  { height:  550873 , difficulty:  1067901 , date:  "2015-07-07 18:25:51" },
  { height:  550874 , difficulty:  1067810 , date:  "2015-07-07 18:26:29" },
  { height:  550875 , difficulty:  1068853 , date:  "2015-07-07 18:29:10" },
  { height:  550876 , difficulty:  1070096 , date:  "2015-07-07 18:29:54" },
  { height:  550877 , difficulty:  1077155 , date:  "2015-07-07 18:29:55" },
  { height:  550878 , difficulty:  1078626 , date:  "2015-07-07 18:30:25" },
  { height:  550879 , difficulty:  1077834 , date:  "2015-07-07 18:30:42" },
  { height:  550880 , difficulty:  1073551 , date:  "2015-07-07 18:31:08" },
  { height:  550881 , difficulty:  1076457 , date:  "2015-07-07 18:33:00" },
  { height:  550882 , difficulty:  1080895 , date:  "2015-07-07 18:33:14" },
  { height:  550883 , difficulty:  1078998 , date:  "2015-07-07 18:35:41" },
  { height:  550884 , difficulty:  1074858 , date:  "2015-07-07 18:36:24" },
  { height:  550885 , difficulty:  1066943 , date:  "2015-07-07 18:36:30" },
  { height:  550886 , difficulty:  1065062 , date:  "2015-07-07 18:39:07" },
  { height:  550887 , difficulty:  1066270 , date:  "2015-07-07 18:39:10" },
  { height:  550888 , difficulty:  1065203 , date:  "2015-07-07 18:39:16" },
  { height:  550889 , difficulty:  1066271 , date:  "2015-07-07 18:39:33" },
  { height:  550890 , difficulty:  1067265 , date:  "2015-07-07 18:41:16" },
  { height:  550891 , difficulty:  1076407 , date:  "2015-07-07 18:41:51" },
  { height:  550892 , difficulty:  1074099 , date:  "2015-07-07 18:42:02" },
  { height:  550893 , difficulty:  1077887 , date:  "2015-07-07 18:43:19" },
  { height:  550894 , difficulty:  1080008 , date:  "2015-07-07 18:43:21" },
  { height:  550895 , difficulty:  1081003 , date:  "2015-07-07 18:43:25" },
  { height:  550896 , difficulty:  1079599 , date:  "2015-07-07 18:43:39" },
  { height:  550897 , difficulty:  1083591 , date:  "2015-07-07 18:44:04" },
  { height:  550898 , difficulty:  1085615 , date:  "2015-07-07 18:44:57" },
  { height:  550899 , difficulty:  1085672 , date:  "2015-07-07 18:45:18" },
  { height:  550900 , difficulty:  1088514 , date:  "2015-07-07 18:47:01" },
  { height:  550901 , difficulty:  1081438 , date:  "2015-07-07 18:49:24" },
  { height:  550902 , difficulty:  1085308 , date:  "2015-07-07 18:49:30" },
  { height:  550903 , difficulty:  1084241 , date:  "2015-07-07 18:49:57" },
  { height:  550904 , difficulty:  1083503 , date:  "2015-07-07 18:50:34" },
  { height:  550905 , difficulty:  1088913 , date:  "2015-07-07 18:50:38" },
  { height:  550906 , difficulty:  1090383 , date:  "2015-07-07 18:50:48" },
  { height:  550907 , difficulty:  1084784 , date:  "2015-07-07 18:50:51" },
  { height:  550908 , difficulty:  1084336 , date:  "2015-07-07 18:52:25" },
  { height:  550909 , difficulty:  1083749 , date:  "2015-07-07 18:54:26" },
  { height:  550910 , difficulty:  1085574 , date:  "2015-07-07 18:54:59" },
  { height:  550911 , difficulty:  1088552 , date:  "2015-07-07 18:55:02" },
  { height:  550912 , difficulty:  1087377 , date:  "2015-07-07 18:55:03" },
  { height:  550913 , difficulty:  1087439 , date:  "2015-07-07 18:55:13" },
  { height:  550914 , difficulty:  1095697 , date:  "2015-07-07 18:55:46" },
  { height:  550915 , difficulty:  1098221 , date:  "2015-07-07 18:56:16" },
  { height:  550916 , difficulty:  1098752 , date:  "2015-07-07 18:56:28" },
  { height:  550917 , difficulty:  1097271 , date:  "2015-07-07 18:57:03" },
  { height:  550918 , difficulty:  1089313 , date:  "2015-07-07 18:59:40" },
  { height:  550919 , difficulty:  1090291 , date:  "2015-07-07 19:01:50" },
  { height:  550920 , difficulty:  1090869 , date:  "2015-07-07 19:02:11" },
  { height:  550921 , difficulty:  1092319 , date:  "2015-07-07 19:02:35" },
  { height:  550922 , difficulty:  1094911 , date:  "2015-07-07 19:03:04" },
  { height:  550923 , difficulty:  1089169 , date:  "2015-07-07 19:04:40" },
  { height:  550924 , difficulty:  1090465 , date:  "2015-07-07 19:04:43" },
  { height:  550925 , difficulty:  1092378 , date:  "2015-07-07 19:05:29" },
  { height:  550926 , difficulty:  1093212 , date:  "2015-07-07 19:07:45" },
  { height:  550927 , difficulty:  1099279 , date:  "2015-07-07 19:10:01" },
  { height:  550928 , difficulty:  1095535 , date:  "2015-07-07 19:10:24" },
  { height:  550929 , difficulty:  1086984 , date:  "2015-07-07 19:12:25" },
  { height:  550930 , difficulty:  1088223 , date:  "2015-07-07 19:12:37" },
  { height:  550931 , difficulty:  1091547 , date:  "2015-07-07 19:12:40" },
  { height:  550932 , difficulty:  1090827 , date:  "2015-07-07 19:14:23" },
  { height:  550933 , difficulty:  1087012 , date:  "2015-07-07 19:14:32" },
  { height:  550934 , difficulty:  1087998 , date:  "2015-07-07 19:14:57" },
  { height:  550935 , difficulty:  1088265 , date:  "2015-07-07 19:15:13" },
  { height:  550936 , difficulty:  1088467 , date:  "2015-07-07 19:18:45" },
  { height:  550937 , difficulty:  1089382 , date:  "2015-07-07 19:18:48" },
  { height:  550938 , difficulty:  1080543 , date:  "2015-07-07 19:19:36" },
  { height:  550939 , difficulty:  1082017 , date:  "2015-07-07 19:19:49" },
  { height:  550940 , difficulty:  1082640 , date:  "2015-07-07 19:20:34" },
  { height:  550941 , difficulty:  1086507 , date:  "2015-07-07 19:20:48" },
  { height:  550942 , difficulty:  1087536 , date:  "2015-07-07 19:23:39" },
  { height:  550943 , difficulty:  1091947 , date:  "2015-07-07 19:23:55" },
  { height:  550944 , difficulty:  1093306 , date:  "2015-07-07 19:24:27" },
  { height:  550945 , difficulty:  1089646 , date:  "2015-07-07 19:24:40" },
  { height:  550946 , difficulty:  1088402 , date:  "2015-07-07 19:24:45" },
  { height:  550947 , difficulty:  1095499 , date:  "2015-07-07 19:26:55" },
  { height:  550948 , difficulty:  1101108 , date:  "2015-07-07 19:28:14" },
  { height:  550949 , difficulty:  1105975 , date:  "2015-07-07 19:28:25" },
  { height:  550950 , difficulty:  1106459 , date:  "2015-07-07 19:28:50" },
  { height:  550951 , difficulty:  1101496 , date:  "2015-07-07 19:29:46" },
  { height:  550952 , difficulty:  1101834 , date:  "2015-07-07 19:30:04" },
  { height:  550953 , difficulty:  1102700 , date:  "2015-07-07 19:30:07" },
  { height:  550954 , difficulty:  1113877 , date:  "2015-07-07 19:30:44" },
  { height:  550955 , difficulty:  1114199 , date:  "2015-07-07 19:31:20" },
  { height:  550956 , difficulty:  1115974 , date:  "2015-07-07 19:31:24" },
  { height:  550957 , difficulty:  1114348 , date:  "2015-07-07 19:31:40" },
  { height:  550958 , difficulty:  1114982 , date:  "2015-07-07 19:31:41" },
  { height:  550959 , difficulty:  1110353 , date:  "2015-07-07 19:31:48" },
  { height:  550960 , difficulty:  1111491 , date:  "2015-07-07 19:33:20" },
  { height:  550961 , difficulty:  1115676 , date:  "2015-07-07 19:33:31" },
  { height:  550962 , difficulty:  1115418 , date:  "2015-07-07 19:35:42" },
  { height:  550963 , difficulty:  1116286 , date:  "2015-07-07 19:36:11" },
  { height:  550964 , difficulty:  1116666 , date:  "2015-07-07 19:38:47" },
  { height:  550965 , difficulty:  1118097 , date:  "2015-07-07 19:38:53" },
  { height:  550966 , difficulty:  1118669 , date:  "2015-07-07 19:39:37" },
  { height:  550967 , difficulty:  1119793 , date:  "2015-07-07 19:39:42" },
  { height:  550968 , difficulty:  1125564 , date:  "2015-07-07 19:40:47" },
  { height:  550969 , difficulty:  1123280 , date:  "2015-07-07 19:42:29" },
  { height:  550970 , difficulty:  1124486 , date:  "2015-07-07 19:44:03" },
  { height:  550971 , difficulty:  1125314 , date:  "2015-07-07 19:45:46" },
  { height:  550972 , difficulty:  1125723 , date:  "2015-07-07 19:46:08" },
  { height:  550973 , difficulty:  1125350 , date:  "2015-07-07 19:48:57" },
  { height:  550974 , difficulty:  1125324 , date:  "2015-07-07 19:49:04" },
  { height:  550975 , difficulty:  1128144 , date:  "2015-07-07 19:49:24" },
  { height:  550976 , difficulty:  1126254 , date:  "2015-07-07 19:50:39" },
  { height:  550977 , difficulty:  1124056 , date:  "2015-07-07 19:50:41" },
  { height:  550978 , difficulty:  1131773 , date:  "2015-07-07 19:52:08" },
  { height:  550979 , difficulty:  1132842 , date:  "2015-07-07 19:53:01" },
  { height:  550980 , difficulty:  1131957 , date:  "2015-07-07 19:54:56" },
  { height:  550981 , difficulty:  1133459 , date:  "2015-07-07 19:55:08" },
  { height:  550982 , difficulty:  1133778 , date:  "2015-07-07 19:55:31" },
  { height:  550983 , difficulty:  1137007 , date:  "2015-07-07 19:56:35" },
  { height:  550984 , difficulty:  1140871 , date:  "2015-07-07 19:56:49" },
  { height:  550985 , difficulty:  1137657 , date:  "2015-07-07 19:58:13" },
  { height:  550986 , difficulty:  1137004 , date:  "2015-07-07 19:59:16" },
  { height:  550987 , difficulty:  1138826 , date:  "2015-07-07 20:01:35" },
  { height:  550988 , difficulty:  1141306 , date:  "2015-07-07 20:01:38" },
  { height:  550989 , difficulty:  1141504 , date:  "2015-07-07 20:01:51" },
  { height:  550990 , difficulty:  1150867 , date:  "2015-07-07 20:02:32" },
  { height:  550991 , difficulty:  1150822 , date:  "2015-07-07 20:04:26" },
  { height:  550992 , difficulty:  1151876 , date:  "2015-07-07 20:05:41" },
  { height:  550993 , difficulty:  1151859 , date:  "2015-07-07 20:06:29" },
  { height:  550994 , difficulty:  1146298 , date:  "2015-07-07 20:06:34" },
  { height:  550995 , difficulty:  1146268 , date:  "2015-07-07 20:06:43" },
  { height:  550996 , difficulty:  1146627 , date:  "2015-07-07 20:07:05" },
  { height:  550997 , difficulty:  1149532 , date:  "2015-07-07 20:08:41" },
  { height:  550998 , difficulty:  1150217 , date:  "2015-07-07 20:08:44" },
  { height:  550999 , difficulty:  1148544 , date:  "2015-07-07 20:08:58" },
  { height:  551000 , difficulty:  1151376 , date:  "2015-07-07 20:11:48" },
  { height:  551001 , difficulty:  1151036 , date:  "2015-07-07 20:11:56" },
  { height:  551002 , difficulty:  1146602 , date:  "2015-07-07 20:12:33" },
  { height:  551003 , difficulty:  1142185 , date:  "2015-07-07 20:13:09" },
  { height:  551004 , difficulty:  1143604 , date:  "2015-07-07 20:16:23" },
  { height:  551005 , difficulty:  1140338 , date:  "2015-07-07 20:16:26" },
  { height:  551006 , difficulty:  1143203 , date:  "2015-07-07 20:16:47" },
  { height:  551007 , difficulty:  1145353 , date:  "2015-07-07 20:20:00" },
  { height:  551008 , difficulty:  1143055 , date:  "2015-07-07 20:20:27" },
  { height:  551009 , difficulty:  1143337 , date:  "2015-07-07 20:21:31" },
  { height:  551010 , difficulty:  1143851 , date:  "2015-07-07 20:22:14" },
  { height:  551011 , difficulty:  1145910 , date:  "2015-07-07 20:23:01" },
  { height:  551012 , difficulty:  1138657 , date:  "2015-07-07 20:24:24" },
  { height:  551013 , difficulty:  1142925 , date:  "2015-07-07 20:25:06" },
  { height:  551014 , difficulty:  1146778 , date:  "2015-07-07 20:25:10" },
  { height:  551015 , difficulty:  1147435 , date:  "2015-07-07 20:25:13" },
  { height:  551016 , difficulty:  1146972 , date:  "2015-07-07 20:28:09" },
  { height:  551017 , difficulty:  1147068 , date:  "2015-07-07 20:28:42" },
  { height:  551018 , difficulty:  1142545 , date:  "2015-07-07 20:28:49" },
  { height:  551019 , difficulty:  1145466 , date:  "2015-07-07 20:29:27" },
  { height:  551020 , difficulty:  1146162 , date:  "2015-07-07 20:30:11" },
  { height:  551021 , difficulty:  1147585 , date:  "2015-07-07 20:31:35" },
  { height:  551022 , difficulty:  1148309 , date:  "2015-07-07 20:36:18" },
  { height:  551023 , difficulty:  1144315 , date:  "2015-07-07 20:39:01" },
  { height:  551024 , difficulty:  1142430 , date:  "2015-07-07 20:39:54" },
  { height:  551025 , difficulty:  1143392 , date:  "2015-07-07 20:41:09" },
  { height:  551026 , difficulty:  1143284 , date:  "2015-07-07 20:44:35" },
  { height:  551027 , difficulty:  1142823 , date:  "2015-07-07 20:44:38" },
  { height:  551028 , difficulty:  1144389 , date:  "2015-07-07 20:45:00" },
  { height:  551029 , difficulty:  1147187 , date:  "2015-07-07 20:45:07" },
  { height:  551030 , difficulty:  1146444 , date:  "2015-07-07 20:45:10" },
  { height:  551031 , difficulty:  1149467 , date:  "2015-07-07 20:45:58" },
  { height:  551032 , difficulty:  1150066 , date:  "2015-07-07 20:47:05" },
  { height:  551033 , difficulty:  1150201 , date:  "2015-07-07 20:49:49" },
  { height:  551034 , difficulty:  1152386 , date:  "2015-07-07 20:51:03" },
  { height:  551035 , difficulty:  1154059 , date:  "2015-07-07 20:51:10" },
  { height:  551036 , difficulty:  1153131 , date:  "2015-07-07 20:53:44" },
  { height:  551037 , difficulty:  1154309 , date:  "2015-07-07 20:55:16" },
  { height:  551038 , difficulty:  1152896 , date:  "2015-07-07 20:56:07" },
  { height:  551039 , difficulty:  1152765 , date:  "2015-07-07 20:56:25" },
  { height:  551040 , difficulty:  1152241 , date:  "2015-07-07 21:00:44" },
  { height:  551041 , difficulty:  1155474 , date:  "2015-07-07 21:01:24" },
  { height:  551042 , difficulty:  1156237 , date:  "2015-07-07 21:01:29" },
  { height:  551043 , difficulty:  1157774 , date:  "2015-07-07 21:02:29" },
  { height:  551044 , difficulty:  1160931 , date:  "2015-07-07 21:03:09" },
  { height:  551045 , difficulty:  1162568 , date:  "2015-07-07 21:04:58" },
  { height:  551046 , difficulty:  1160487 , date:  "2015-07-07 21:06:13" },
  { height:  551047 , difficulty:  1157560 , date:  "2015-07-07 21:06:15" },
  { height:  551048 , difficulty:  1162580 , date:  "2015-07-07 21:08:03" },
  { height:  551049 , difficulty:  1157889 , date:  "2015-07-07 21:08:07" },
  { height:  551050 , difficulty:  1159929 , date:  "2015-07-07 21:08:54" },
  { height:  551051 , difficulty:  1160773 , date:  "2015-07-07 21:09:29" },
  { height:  551052 , difficulty:  1159126 , date:  "2015-07-07 21:09:54" },
  { height:  551053 , difficulty:  1159809 , date:  "2015-07-07 21:14:45" },
  { height:  551054 , difficulty:  1159272 , date:  "2015-07-07 21:14:49" },
  { height:  551055 , difficulty:  1160602 , date:  "2015-07-07 21:14:57" },
  { height:  551056 , difficulty:  1157469 , date:  "2015-07-07 21:16:41" },
  { height:  551057 , difficulty:  1160064 , date:  "2015-07-07 21:17:04" },
  { height:  551058 , difficulty:  1159793 , date:  "2015-07-07 21:17:32" },
  { height:  551059 , difficulty:  1163610 , date:  "2015-07-07 21:18:24" },
  { height:  551060 , difficulty:  1164879 , date:  "2015-07-07 21:18:45" },
  { height:  551061 , difficulty:  1164074 , date:  "2015-07-07 21:20:12" },
  { height:  551062 , difficulty:  1164946 , date:  "2015-07-07 21:20:43" },
  { height:  551063 , difficulty:  1160294 , date:  "2015-07-07 21:21:22" },
  { height:  551064 , difficulty:  1161357 , date:  "2015-07-07 21:21:48" },
  { height:  551065 , difficulty:  1164207 , date:  "2015-07-07 21:22:28" },
  { height:  551066 , difficulty:  1163394 , date:  "2015-07-07 21:22:34" },
  { height:  551067 , difficulty:  1161730 , date:  "2015-07-07 21:23:08" },
  { height:  551068 , difficulty:  1159493 , date:  "2015-07-07 21:23:33" },
  { height:  551069 , difficulty:  1158293 , date:  "2015-07-07 21:23:47" },
  { height:  551070 , difficulty:  1159314 , date:  "2015-07-07 21:25:50" },
  { height:  551071 , difficulty:  1160339 , date:  "2015-07-07 21:26:11" },
  { height:  551072 , difficulty:  1164576 , date:  "2015-07-07 21:28:46" },
  { height:  551073 , difficulty:  1167872 , date:  "2015-07-07 21:28:49" },
  { height:  551074 , difficulty:  1169223 , date:  "2015-07-07 21:29:16" },
  { height:  551075 , difficulty:  1170454 , date:  "2015-07-07 21:29:20" },
  { height:  551076 , difficulty:  1167198 , date:  "2015-07-07 21:31:17" },
  { height:  551077 , difficulty:  1168347 , date:  "2015-07-07 21:31:22" },
  { height:  551078 , difficulty:  1169526 , date:  "2015-07-07 21:33:28" },
  { height:  551079 , difficulty:  1173044 , date:  "2015-07-07 21:34:00" },
  { height:  551080 , difficulty:  1166535 , date:  "2015-07-07 21:34:29" },
  { height:  551081 , difficulty:  1167503 , date:  "2015-07-07 21:35:11" },
  { height:  551082 , difficulty:  1168553 , date:  "2015-07-07 21:35:43" },
  { height:  551083 , difficulty:  1163070 , date:  "2015-07-07 21:37:37" },
  { height:  551084 , difficulty:  1166548 , date:  "2015-07-07 21:37:44" },
  { height:  551085 , difficulty:  1164844 , date:  "2015-07-07 21:40:38" },
  { height:  551086 , difficulty:  1164339 , date:  "2015-07-07 21:41:44" },
  { height:  551087 , difficulty:  1165498 , date:  "2015-07-07 21:42:30" },
  { height:  551088 , difficulty:  1164754 , date:  "2015-07-07 21:43:23" },
  { height:  551089 , difficulty:  1171684 , date:  "2015-07-07 21:45:22" },
  { height:  551090 , difficulty:  1174504 , date:  "2015-07-07 21:48:56" },
  { height:  551091 , difficulty:  1178594 , date:  "2015-07-07 21:50:22" },
  { height:  551092 , difficulty:  1173314 , date:  "2015-07-07 21:50:39" },
  { height:  551093 , difficulty:  1176055 , date:  "2015-07-07 21:50:43" },
  { height:  551094 , difficulty:  1177110 , date:  "2015-07-07 21:50:52" },
  { height:  551095 , difficulty:  1179548 , date:  "2015-07-07 21:53:13" },
  { height:  551096 , difficulty:  1178645 , date:  "2015-07-07 21:58:36" },
  { height:  551097 , difficulty:  1176067 , date:  "2015-07-07 21:58:39" },
  { height:  551098 , difficulty:  1169280 , date:  "2015-07-07 22:00:21" },
  { height:  551099 , difficulty:  1164137 , date:  "2015-07-07 22:01:06" },
  { height:  551100 , difficulty:  1163338 , date:  "2015-07-07 22:01:33" },
  { height:  551101 , difficulty:  1161174 , date:  "2015-07-07 22:02:02" },
  { height:  551102 , difficulty:  1155585 , date:  "2015-07-07 22:02:54" },
  { height:  551103 , difficulty:  1159254 , date:  "2015-07-07 22:05:37" },
  { height:  551104 , difficulty:  1160820 , date:  "2015-07-07 22:06:26" },
  { height:  551105 , difficulty:  1162653 , date:  "2015-07-07 22:06:31" },
  { height:  551106 , difficulty:  1164603 , date:  "2015-07-07 22:09:12" },
  { height:  551107 , difficulty:  1165039 , date:  "2015-07-07 22:09:27" },
  { height:  551108 , difficulty:  1164638 , date:  "2015-07-07 22:09:44" },
  { height:  551109 , difficulty:  1160661 , date:  "2015-07-07 22:10:10" },
  { height:  551110 , difficulty:  1162863 , date:  "2015-07-07 22:10:13" },
  { height:  551111 , difficulty:  1163697 , date:  "2015-07-07 22:15:24" },
  { height:  551112 , difficulty:  1159077 , date:  "2015-07-07 22:15:38" },
  { height:  551113 , difficulty:  1157534 , date:  "2015-07-07 22:15:49" },
  { height:  551114 , difficulty:  1156669 , date:  "2015-07-07 22:16:00" },
  { height:  551115 , difficulty:  1158128 , date:  "2015-07-07 22:16:12" },
  { height:  551116 , difficulty:  1149148 , date:  "2015-07-07 22:16:41" },
  { height:  551117 , difficulty:  1148640 , date:  "2015-07-07 22:17:56" },
  { height:  551118 , difficulty:  1151501 , date:  "2015-07-07 22:18:05" },
  { height:  551119 , difficulty:  1150850 , date:  "2015-07-07 22:18:34" },
  { height:  551120 , difficulty:  1150761 , date:  "2015-07-07 22:18:56" },
  { height:  551121 , difficulty:  1151420 , date:  "2015-07-07 22:21:42" },
  { height:  551122 , difficulty:  1150257 , date:  "2015-07-07 22:21:50" },
  { height:  551123 , difficulty:  1150896 , date:  "2015-07-07 22:24:47" },
  { height:  551124 , difficulty:  1148748 , date:  "2015-07-07 22:26:22" },
  { height:  551125 , difficulty:  1149428 , date:  "2015-07-07 22:27:06" },
  { height:  551126 , difficulty:  1148714 , date:  "2015-07-07 22:28:05" },
  { height:  551127 , difficulty:  1148372 , date:  "2015-07-07 22:28:36" },
  { height:  551128 , difficulty:  1148798 , date:  "2015-07-07 22:28:50" },
  { height:  551129 , difficulty:  1141199 , date:  "2015-07-07 22:31:12" },
  { height:  551130 , difficulty:  1141839 , date:  "2015-07-07 22:31:37" },
  { height:  551131 , difficulty:  1144774 , date:  "2015-07-07 22:31:38" },
  { height:  551132 , difficulty:  1141642 , date:  "2015-07-07 22:31:47" },
  { height:  551133 , difficulty:  1142397 , date:  "2015-07-07 22:33:58" },
  { height:  551134 , difficulty:  1143732 , date:  "2015-07-07 22:35:51" },
  { height:  551135 , difficulty:  1142724 , date:  "2015-07-07 22:37:08" },
  { height:  551136 , difficulty:  1142699 , date:  "2015-07-07 22:38:27" },
  { height:  551137 , difficulty:  1142458 , date:  "2015-07-07 22:38:33" },
  { height:  551138 , difficulty:  1142146 , date:  "2015-07-07 22:39:17" },
  { height:  551139 , difficulty:  1146207 , date:  "2015-07-07 22:42:40" },
  { height:  551140 , difficulty:  1149930 , date:  "2015-07-07 22:44:36" },
  { height:  551141 , difficulty:  1150233 , date:  "2015-07-07 22:44:49" },
  { height:  551142 , difficulty:  1152220 , date:  "2015-07-07 22:45:12" },
  { height:  551143 , difficulty:  1152146 , date:  "2015-07-07 22:47:35" },
  { height:  551144 , difficulty:  1155116 , date:  "2015-07-07 22:51:04" },
  { height:  551145 , difficulty:  1155728 , date:  "2015-07-07 22:51:08" },
  { height:  551146 , difficulty:  1152304 , date:  "2015-07-07 22:51:40" },
  { height:  551147 , difficulty:  1155632 , date:  "2015-07-07 22:52:24" },
  { height:  551148 , difficulty:  1150799 , date:  "2015-07-07 22:54:09" },
  { height:  551149 , difficulty:  1152301 , date:  "2015-07-07 22:56:56" },
  { height:  551150 , difficulty:  1156858 , date:  "2015-07-07 23:00:45" },
  { height:  551151 , difficulty:  1159666 , date:  "2015-07-07 23:00:55" },
  { height:  551152 , difficulty:  1158041 , date:  "2015-07-07 23:01:45" },
  { height:  551153 , difficulty:  1159999 , date:  "2015-07-07 23:02:15" },
  { height:  551154 , difficulty:  1156763 , date:  "2015-07-07 23:03:15" },
  { height:  551155 , difficulty:  1157260 , date:  "2015-07-07 23:04:13" },
  { height:  551156 , difficulty:  1156900 , date:  "2015-07-07 23:04:37" },
  { height:  551157 , difficulty:  1157093 , date:  "2015-07-07 23:05:58" },
  { height:  551158 , difficulty:  1156701 , date:  "2015-07-07 23:07:51" },
  { height:  551159 , difficulty:  1153919 , date:  "2015-07-07 23:11:36" },
  { height:  551160 , difficulty:  1155094 , date:  "2015-07-07 23:12:27" },
  { height:  551161 , difficulty:  1149534 , date:  "2015-07-07 23:12:36" },
  { height:  551162 , difficulty:  1148268 , date:  "2015-07-07 23:12:56" },
  { height:  551163 , difficulty:  1147580 , date:  "2015-07-07 23:13:59" },
  { height:  551164 , difficulty:  1148217 , date:  "2015-07-07 23:15:18" },
  { height:  551165 , difficulty:  1146252 , date:  "2015-07-07 23:16:31" },
  { height:  551166 , difficulty:  1140706 , date:  "2015-07-07 23:16:48" },
  { height:  551167 , difficulty:  1138471 , date:  "2015-07-07 23:17:26" },
  { height:  551168 , difficulty:  1141575 , date:  "2015-07-07 23:20:54" },
  { height:  551169 , difficulty:  1142170 , date:  "2015-07-07 23:20:57" },
  { height:  551170 , difficulty:  1143618 , date:  "2015-07-07 23:21:07" },
  { height:  551171 , difficulty:  1143464 , date:  "2015-07-07 23:21:45" },
  { height:  551172 , difficulty:  1134629 , date:  "2015-07-07 23:26:18" },
  { height:  551173 , difficulty:  1137879 , date:  "2015-07-07 23:27:20" },
  { height:  551174 , difficulty:  1135182 , date:  "2015-07-07 23:27:39" },
  { height:  551175 , difficulty:  1134270 , date:  "2015-07-07 23:30:39" },
  { height:  551176 , difficulty:  1134301 , date:  "2015-07-07 23:32:18" },
  { height:  551177 , difficulty:  1135622 , date:  "2015-07-07 23:32:29" },
  { height:  551178 , difficulty:  1134662 , date:  "2015-07-07 23:32:45" },
  { height:  551179 , difficulty:  1129895 , date:  "2015-07-07 23:35:05" },
  { height:  551180 , difficulty:  1130555 , date:  "2015-07-07 23:35:12" },
  { height:  551181 , difficulty:  1132677 , date:  "2015-07-07 23:36:41" },
  { height:  551182 , difficulty:  1130296 , date:  "2015-07-07 23:38:31" },
  { height:  551183 , difficulty:  1130792 , date:  "2015-07-07 23:40:11" },
  { height:  551184 , difficulty:  1132329 , date:  "2015-07-07 23:42:57" },
  { height:  551185 , difficulty:  1132887 , date:  "2015-07-07 23:43:30" },
  { height:  551186 , difficulty:  1134914 , date:  "2015-07-07 23:43:52" },
  { height:  551187 , difficulty:  1124790 , date:  "2015-07-07 23:44:38" },
  { height:  551188 , difficulty:  1125342 , date:  "2015-07-07 23:44:47" },
  { height:  551189 , difficulty:  1126611 , date:  "2015-07-07 23:45:40" },
  { height:  551190 , difficulty:  1126884 , date:  "2015-07-07 23:46:09" },
  { height:  551191 , difficulty:  1128634 , date:  "2015-07-07 23:50:32" },
  { height:  551192 , difficulty:  1128790 , date:  "2015-07-07 23:54:14" },
  { height:  551193 , difficulty:  1135953 , date:  "2015-07-07 23:54:16" },
  { height:  551194 , difficulty:  1136696 , date:  "2015-07-07 23:54:33" },
  { height:  551195 , difficulty:  1136361 , date:  "2015-07-07 23:55:17" },
  { height:  551196 , difficulty:  1136931 , date:  "2015-07-07 23:55:50" },
  { height:  551197 , difficulty:  1134317 , date:  "2015-07-07 23:56:24" },
  { height:  551198 , difficulty:  1135684 , date:  "2015-07-07 23:56:50" },
  { height:  551199 , difficulty:  1130487 , date:  "2015-07-07 23:58:41" },
  { height:  551200 , difficulty:  1127928 , date:  "2015-07-08 00:00:03" },
  { height:  551201 , difficulty:  1127901 , date:  "2015-07-08 00:00:33" },
  { height:  551202 , difficulty:  1127055 , date:  "2015-07-08 00:01:32" },
  { height:  551203 , difficulty:  1127230 , date:  "2015-07-08 00:01:35" },
  { height:  551204 , difficulty:  1132365 , date:  "2015-07-08 00:05:08" },
  { height:  551205 , difficulty:  1128250 , date:  "2015-07-08 00:06:51" },
  { height:  551206 , difficulty:  1128208 , date:  "2015-07-08 00:07:33" },
  { height:  551207 , difficulty:  1134233 , date:  "2015-07-08 00:07:51" },
  { height:  551208 , difficulty:  1134535 , date:  "2015-07-08 00:08:07" },
  { height:  551209 , difficulty:  1132330 , date:  "2015-07-08 00:08:20" },
  { height:  551210 , difficulty:  1129182 , date:  "2015-07-08 00:11:47" },
  { height:  551211 , difficulty:  1135028 , date:  "2015-07-08 00:13:34" },
  { height:  551212 , difficulty:  1132890 , date:  "2015-07-08 00:14:29" },
  { height:  551213 , difficulty:  1134182 , date:  "2015-07-08 00:14:54" },
  { height:  551214 , difficulty:  1133312 , date:  "2015-07-08 00:15:04" },
  { height:  551215 , difficulty:  1127481 , date:  "2015-07-08 00:17:12" },
  { height:  551216 , difficulty:  1134165 , date:  "2015-07-08 00:18:22" },
  { height:  551217 , difficulty:  1134543 , date:  "2015-07-08 00:19:02" },
  { height:  551218 , difficulty:  1134582 , date:  "2015-07-08 00:20:05" },
  { height:  551219 , difficulty:  1130697 , date:  "2015-07-08 00:21:28" },
  { height:  551220 , difficulty:  1125602 , date:  "2015-07-08 00:23:55" },
  { height:  551221 , difficulty:  1126025 , date:  "2015-07-08 00:23:57" },
  { height:  551222 , difficulty:  1125867 , date:  "2015-07-08 00:24:15" },
  { height:  551223 , difficulty:  1128079 , date:  "2015-07-08 00:24:21" },
  { height:  551224 , difficulty:  1128764 , date:  "2015-07-08 00:24:44" },
  { height:  551225 , difficulty:  1124821 , date:  "2015-07-08 00:27:38" },
  { height:  551226 , difficulty:  1118395 , date:  "2015-07-08 00:28:03" },
  { height:  551227 , difficulty:  1122270 , date:  "2015-07-08 00:29:03" },
  { height:  551228 , difficulty:  1122448 , date:  "2015-07-08 00:29:11" },
  { height:  551229 , difficulty:  1122197 , date:  "2015-07-08 00:29:14" },
  { height:  551230 , difficulty:  1126892 , date:  "2015-07-08 00:30:49" },
  { height:  551231 , difficulty:  1130948 , date:  "2015-07-08 00:31:09" },
  { height:  551232 , difficulty:  1132408 , date:  "2015-07-08 00:32:28" },
  { height:  551233 , difficulty:  1130413 , date:  "2015-07-08 00:34:30" },
  { height:  551234 , difficulty:  1127686 , date:  "2015-07-08 00:35:07" },
  { height:  551235 , difficulty:  1123898 , date:  "2015-07-08 00:36:54" },
  { height:  551236 , difficulty:  1122831 , date:  "2015-07-08 00:36:57" },
  { height:  551237 , difficulty:  1126523 , date:  "2015-07-08 00:37:01" },
  { height:  551238 , difficulty:  1126438 , date:  "2015-07-08 00:37:13" },
  { height:  551239 , difficulty:  1126149 , date:  "2015-07-08 00:38:27" },
  { height:  551240 , difficulty:  1125928 , date:  "2015-07-08 00:39:51" },
  { height:  551241 , difficulty:  1126508 , date:  "2015-07-08 00:43:19" },
  { height:  551242 , difficulty:  1129392 , date:  "2015-07-08 00:43:23" },
  { height:  551243 , difficulty:  1131707 , date:  "2015-07-08 00:43:36" },
  { height:  551244 , difficulty:  1125274 , date:  "2015-07-08 00:43:55" },
  { height:  551245 , difficulty:  1126743 , date:  "2015-07-08 00:44:15" },
  { height:  551246 , difficulty:  1127081 , date:  "2015-07-08 00:48:01" },
  { height:  551247 , difficulty:  1127987 , date:  "2015-07-08 00:48:24" },
  { height:  551248 , difficulty:  1119453 , date:  "2015-07-08 00:48:48" },
  { height:  551249 , difficulty:  1122424 , date:  "2015-07-08 00:50:34" },
  { height:  551250 , difficulty:  1123775 , date:  "2015-07-08 00:50:38" },
  { height:  551251 , difficulty:  1119771 , date:  "2015-07-08 00:52:05" },
  { height:  551252 , difficulty:  1118644 , date:  "2015-07-08 00:53:51" },
  { height:  551253 , difficulty:  1120116 , date:  "2015-07-08 00:54:20" },
  { height:  551254 , difficulty:  1120140 , date:  "2015-07-08 00:55:22" },
  { height:  551255 , difficulty:  1119006 , date:  "2015-07-08 00:55:57" },
  { height:  551256 , difficulty:  1123997 , date:  "2015-07-08 00:57:18" },
  { height:  551257 , difficulty:  1121741 , date:  "2015-07-08 00:57:25" },
  { height:  551258 , difficulty:  1122090 , date:  "2015-07-08 00:57:57" },
  { height:  551259 , difficulty:  1119449 , date:  "2015-07-08 01:00:08" },
  { height:  551260 , difficulty:  1115588 , date:  "2015-07-08 01:05:00" },
  { height:  551261 , difficulty:  1115445 , date:  "2015-07-08 01:07:22" },
  { height:  551262 , difficulty:  1119578 , date:  "2015-07-08 01:11:47" },
  { height:  551263 , difficulty:  1123356 , date:  "2015-07-08 01:13:08" },
  { height:  551264 , difficulty:  1125598 , date:  "2015-07-08 01:14:00" },
  { height:  551265 , difficulty:  1124277 , date:  "2015-07-08 01:15:35" },
  { height:  551266 , difficulty:  1124804 , date:  "2015-07-08 01:15:54" },
  { height:  551267 , difficulty:  1116782 , date:  "2015-07-08 01:16:47" },
  { height:  551268 , difficulty:  1110550 , date:  "2015-07-08 01:17:53" },
  { height:  551269 , difficulty:  1112316 , date:  "2015-07-08 01:18:36" },
  { height:  551270 , difficulty:  1112698 , date:  "2015-07-08 01:19:25" },
  { height:  551271 , difficulty:  1116893 , date:  "2015-07-08 01:20:57" },
  { height:  551272 , difficulty:  1116810 , date:  "2015-07-08 01:22:47" },
  { height:  551273 , difficulty:  1118668 , date:  "2015-07-08 01:22:51" },
  { height:  551274 , difficulty:  1122955 , date:  "2015-07-08 01:24:34" },
  { height:  551275 , difficulty:  1123411 , date:  "2015-07-08 01:25:02" },
  { height:  551276 , difficulty:  1121690 , date:  "2015-07-08 01:27:36" },
  { height:  551277 , difficulty:  1124058 , date:  "2015-07-08 01:27:56" },
  { height:  551278 , difficulty:  1124591 , date:  "2015-07-08 01:30:22" },
  { height:  551279 , difficulty:  1125026 , date:  "2015-07-08 01:30:36" },
  { height:  551280 , difficulty:  1119430 , date:  "2015-07-08 01:31:50" },
  { height:  551281 , difficulty:  1118960 , date:  "2015-07-08 01:32:10" },
  { height:  551282 , difficulty:  1118166 , date:  "2015-07-08 01:32:53" },
  { height:  551283 , difficulty:  1122326 , date:  "2015-07-08 01:33:13" },
  { height:  551284 , difficulty:  1122346 , date:  "2015-07-08 01:33:46" },
  { height:  551285 , difficulty:  1122621 , date:  "2015-07-08 01:33:58" },
  { height:  551286 , difficulty:  1118726 , date:  "2015-07-08 01:35:33" },
  { height:  551287 , difficulty:  1118786 , date:  "2015-07-08 01:36:25" },
  { height:  551288 , difficulty:  1118913 , date:  "2015-07-08 01:37:51" },
  { height:  551289 , difficulty:  1120237 , date:  "2015-07-08 01:37:57" },
  { height:  551290 , difficulty:  1120488 , date:  "2015-07-08 01:38:47" },
  { height:  551291 , difficulty:  1117039 , date:  "2015-07-08 01:39:14" },
  { height:  551292 , difficulty:  1116559 , date:  "2015-07-08 01:41:31" },
  { height:  551293 , difficulty:  1116651 , date:  "2015-07-08 01:43:26" },
  { height:  551294 , difficulty:  1115063 , date:  "2015-07-08 01:43:49" },
  { height:  551295 , difficulty:  1116925 , date:  "2015-07-08 01:45:24" },
  { height:  551296 , difficulty:  1115755 , date:  "2015-07-08 01:45:25" },
  { height:  551297 , difficulty:  1116189 , date:  "2015-07-08 01:46:11" },
  { height:  551298 , difficulty:  1117612 , date:  "2015-07-08 01:46:37" },
  { height:  551299 , difficulty:  1119207 , date:  "2015-07-08 01:48:17" },
  { height:  551300 , difficulty:  1118964 , date:  "2015-07-08 01:48:40" },
  { height:  551301 , difficulty:  1113963 , date:  "2015-07-08 01:48:56" },
  { height:  551302 , difficulty:  1115046 , date:  "2015-07-08 01:49:43" },
  { height:  551303 , difficulty:  1114925 , date:  "2015-07-08 01:51:06" },
  { height:  551304 , difficulty:  1117781 , date:  "2015-07-08 01:52:12" },
  { height:  551305 , difficulty:  1118388 , date:  "2015-07-08 01:53:13" },
  { height:  551306 , difficulty:  1118141 , date:  "2015-07-08 01:53:21" },
  { height:  551307 , difficulty:  1118646 , date:  "2015-07-08 01:53:23" },
  { height:  551308 , difficulty:  1125210 , date:  "2015-07-08 01:54:01" },
  { height:  551309 , difficulty:  1123540 , date:  "2015-07-08 01:57:48" },
  { height:  551310 , difficulty:  1122873 , date:  "2015-07-08 01:57:53" },
  { height:  551311 , difficulty:  1121136 , date:  "2015-07-08 02:00:21" },
  { height:  551312 , difficulty:  1121745 , date:  "2015-07-08 02:00:29" },
  { height:  551313 , difficulty:  1122527 , date:  "2015-07-08 02:02:18" },
  { height:  551314 , difficulty:  1124355 , date:  "2015-07-08 02:02:35" },
  { height:  551315 , difficulty:  1130267 , date:  "2015-07-08 02:03:44" },
  { height:  551316 , difficulty:  1128707 , date:  "2015-07-08 02:05:08" },
  { height:  551317 , difficulty:  1124133 , date:  "2015-07-08 02:08:55" },
  { height:  551318 , difficulty:  1130897 , date:  "2015-07-08 02:09:18" },
  { height:  551319 , difficulty:  1130909 , date:  "2015-07-08 02:10:14" },
  { height:  551320 , difficulty:  1132614 , date:  "2015-07-08 02:10:20" },
  { height:  551321 , difficulty:  1132349 , date:  "2015-07-08 02:11:31" },
  { height:  551322 , difficulty:  1130992 , date:  "2015-07-08 02:12:07" },
  { height:  551323 , difficulty:  1131893 , date:  "2015-07-08 02:12:28" },
  { height:  551324 , difficulty:  1133174 , date:  "2015-07-08 02:15:13" },
  { height:  551325 , difficulty:  1130168 , date:  "2015-07-08 02:15:54" },
  { height:  551326 , difficulty:  1130801 , date:  "2015-07-08 02:16:16" },
  { height:  551327 , difficulty:  1138048 , date:  "2015-07-08 02:16:47" },
  { height:  551328 , difficulty:  1134947 , date:  "2015-07-08 02:17:08" },
  { height:  551329 , difficulty:  1135942 , date:  "2015-07-08 02:17:20" },
  { height:  551330 , difficulty:  1134494 , date:  "2015-07-08 02:17:49" },
  { height:  551331 , difficulty:  1136241 , date:  "2015-07-08 02:18:51" },
  { height:  551332 , difficulty:  1133917 , date:  "2015-07-08 02:19:00" },
  { height:  551333 , difficulty:  1135767 , date:  "2015-07-08 02:19:18" },
  { height:  551334 , difficulty:  1135844 , date:  "2015-07-08 02:19:36" },
  { height:  551335 , difficulty:  1135377 , date:  "2015-07-08 02:19:40" },
  { height:  551336 , difficulty:  1132207 , date:  "2015-07-08 02:20:14" },
  { height:  551337 , difficulty:  1128168 , date:  "2015-07-08 02:25:23" },
  { height:  551338 , difficulty:  1122853 , date:  "2015-07-08 02:25:26" },
  { height:  551339 , difficulty:  1121661 , date:  "2015-07-08 02:26:21" },
  { height:  551340 , difficulty:  1120414 , date:  "2015-07-08 02:26:54" },
  { height:  551341 , difficulty:  1118547 , date:  "2015-07-08 02:27:25" },
  { height:  551342 , difficulty:  1118724 , date:  "2015-07-08 02:29:15" },
  { height:  551343 , difficulty:  1117835 , date:  "2015-07-08 02:29:18" },
  { height:  551344 , difficulty:  1118879 , date:  "2015-07-08 02:30:56" },
  { height:  551345 , difficulty:  1118296 , date:  "2015-07-08 02:33:09" },
  { height:  551346 , difficulty:  1117016 , date:  "2015-07-08 02:33:14" },
  { height:  551347 , difficulty:  1115279 , date:  "2015-07-08 02:35:24" },
  { height:  551348 , difficulty:  1116111 , date:  "2015-07-08 02:35:27" },
  { height:  551349 , difficulty:  1117332 , date:  "2015-07-08 02:37:21" },
  { height:  551350 , difficulty:  1114343 , date:  "2015-07-08 02:39:03" },
  { height:  551351 , difficulty:  1116841 , date:  "2015-07-08 02:40:21" },
  { height:  551352 , difficulty:  1113159 , date:  "2015-07-08 02:43:22" },
  { height:  551353 , difficulty:  1113561 , date:  "2015-07-08 02:43:55" },
  { height:  551354 , difficulty:  1110253 , date:  "2015-07-08 02:44:31" },
  { height:  551355 , difficulty:  1111814 , date:  "2015-07-08 02:44:42" },
  { height:  551356 , difficulty:  1110155 , date:  "2015-07-08 02:46:16" },
  { height:  551357 , difficulty:  1112009 , date:  "2015-07-08 02:46:18" },
  { height:  551358 , difficulty:  1110975 , date:  "2015-07-08 02:52:38" },
  { height:  551359 , difficulty:  1110644 , date:  "2015-07-08 02:53:21" },
  { height:  551360 , difficulty:  1110311 , date:  "2015-07-08 02:53:50" },
  { height:  551361 , difficulty:  1111953 , date:  "2015-07-08 02:53:58" },
  { height:  551362 , difficulty:  1109269 , date:  "2015-07-08 02:54:13" },
  { height:  551363 , difficulty:  1108036 , date:  "2015-07-08 02:57:08" },
  { height:  551364 , difficulty:  1106527 , date:  "2015-07-08 02:57:57" },
  { height:  551365 , difficulty:  1108850 , date:  "2015-07-08 02:58:06" },
  { height:  551366 , difficulty:  1107872 , date:  "2015-07-08 02:59:25" },
  { height:  551367 , difficulty:  1107480 , date:  "2015-07-08 02:59:30" },
  { height:  551368 , difficulty:  1105848 , date:  "2015-07-08 03:01:51" },
  { height:  551369 , difficulty:  1102673 , date:  "2015-07-08 03:02:00" },
  { height:  551370 , difficulty:  1103940 , date:  "2015-07-08 03:02:05" },
  { height:  551371 , difficulty:  1102315 , date:  "2015-07-08 03:02:21" },
  { height:  551372 , difficulty:  1102667 , date:  "2015-07-08 03:03:18" },
  { height:  551373 , difficulty:  1104283 , date:  "2015-07-08 03:04:16" },
  { height:  551374 , difficulty:  1103835 , date:  "2015-07-08 03:07:55" },
  { height:  551375 , difficulty:  1104749 , date:  "2015-07-08 03:08:25" },
  { height:  551376 , difficulty:  1105909 , date:  "2015-07-08 03:08:34" },
  { height:  551377 , difficulty:  1106561 , date:  "2015-07-08 03:12:18" },
  { height:  551378 , difficulty:  1107993 , date:  "2015-07-08 03:12:51" },
  { height:  551379 , difficulty:  1106789 , date:  "2015-07-08 03:14:03" },
  { height:  551380 , difficulty:  1105345 , date:  "2015-07-08 03:14:18" },
  { height:  551381 , difficulty:  1103870 , date:  "2015-07-08 03:14:30" },
  { height:  551382 , difficulty:  1109545 , date:  "2015-07-08 03:14:52" },
  { height:  551383 , difficulty:  1109771 , date:  "2015-07-08 03:18:02" },
  { height:  551384 , difficulty:  1110952 , date:  "2015-07-08 03:18:04" },
  { height:  551385 , difficulty:  1105918 , date:  "2015-07-08 03:19:09" },
  { height:  551386 , difficulty:  1108134 , date:  "2015-07-08 03:22:09" },
  { height:  551387 , difficulty:  1103884 , date:  "2015-07-08 03:22:37" },
  { height:  551388 , difficulty:  1105714 , date:  "2015-07-08 03:22:45" },
  { height:  551389 , difficulty:  1102674 , date:  "2015-07-08 03:23:54" },
  { height:  551390 , difficulty:  1103240 , date:  "2015-07-08 03:24:00" },
  { height:  551391 , difficulty:  1102690 , date:  "2015-07-08 03:24:02" },
  { height:  551392 , difficulty:  1101648 , date:  "2015-07-08 03:25:54" },
  { height:  551393 , difficulty:  1097795 , date:  "2015-07-08 03:25:58" },
  { height:  551394 , difficulty:  1098052 , date:  "2015-07-08 03:26:56" },
  { height:  551395 , difficulty:  1097546 , date:  "2015-07-08 03:27:32" },
  { height:  551396 , difficulty:  1098226 , date:  "2015-07-08 03:28:18" },
  { height:  551397 , difficulty:  1100306 , date:  "2015-07-08 03:30:03" },
  { height:  551398 , difficulty:  1099590 , date:  "2015-07-08 03:30:50" },
  { height:  551399 , difficulty:  1099515 , date:  "2015-07-08 03:31:30" },
  { height:  551400 , difficulty:  1098194 , date:  "2015-07-08 03:32:07" },
  { height:  551401 , difficulty:  1097289 , date:  "2015-07-08 03:33:49" },
  { height:  551402 , difficulty:  1099845 , date:  "2015-07-08 03:36:01" },
  { height:  551403 , difficulty:  1099326 , date:  "2015-07-08 03:36:55" },
  { height:  551404 , difficulty:  1099318 , date:  "2015-07-08 03:36:59" },
  { height:  551405 , difficulty:  1100741 , date:  "2015-07-08 03:37:28" },
  { height:  551406 , difficulty:  1101823 , date:  "2015-07-08 03:40:08" },
  { height:  551407 , difficulty:  1100651 , date:  "2015-07-08 03:40:42" },
  { height:  551408 , difficulty:  1102158 , date:  "2015-07-08 03:41:59" },
  { height:  551409 , difficulty:  1103662 , date:  "2015-07-08 03:42:41" },
  { height:  551410 , difficulty:  1104740 , date:  "2015-07-08 03:43:19" },
  { height:  551411 , difficulty:  1105423 , date:  "2015-07-08 03:45:01" },
  { height:  551412 , difficulty:  1104847 , date:  "2015-07-08 03:45:07" },
  { height:  551413 , difficulty:  1097088 , date:  "2015-07-08 03:47:52" },
  { height:  551414 , difficulty:  1099323 , date:  "2015-07-08 03:48:02" },
  { height:  551415 , difficulty:  1100379 , date:  "2015-07-08 03:48:03" },
  { height:  551416 , difficulty:  1101243 , date:  "2015-07-08 03:49:04" },
  { height:  551417 , difficulty:  1100946 , date:  "2015-07-08 03:49:23" },
  { height:  551418 , difficulty:  1098521 , date:  "2015-07-08 03:49:43" },
  { height:  551419 , difficulty:  1099095 , date:  "2015-07-08 03:49:49" },
  { height:  551420 , difficulty:  1096591 , date:  "2015-07-08 03:51:07" },
  { height:  551421 , difficulty:  1094722 , date:  "2015-07-08 03:51:21" },
  { height:  551422 , difficulty:  1100269 , date:  "2015-07-08 03:52:32" },
  { height:  551423 , difficulty:  1099897 , date:  "2015-07-08 03:53:49" },
  { height:  551424 , difficulty:  1101625 , date:  "2015-07-08 03:54:01" },
  { height:  551425 , difficulty:  1099562 , date:  "2015-07-08 03:54:07" },
  { height:  551426 , difficulty:  1098014 , date:  "2015-07-08 03:55:00" },
  { height:  551427 , difficulty:  1095966 , date:  "2015-07-08 03:55:01" },
  { height:  551428 , difficulty:  1091768 , date:  "2015-07-08 03:56:02" },
  { height:  551429 , difficulty:  1093014 , date:  "2015-07-08 03:56:24" },
  { height:  551430 , difficulty:  1092165 , date:  "2015-07-08 03:56:47" },
  { height:  551431 , difficulty:  1092570 , date:  "2015-07-08 03:56:51" },
  { height:  551432 , difficulty:  1091600 , date:  "2015-07-08 03:57:51" },
  { height:  551433 , difficulty:  1093379 , date:  "2015-07-08 03:58:44" },
  { height:  551434 , difficulty:  1088070 , date:  "2015-07-08 03:59:08" },
  { height:  551435 , difficulty:  1087169 , date:  "2015-07-08 03:59:12" },
  { height:  551436 , difficulty:  1086533 , date:  "2015-07-08 04:00:54" },
  { height:  551437 , difficulty:  1088372 , date:  "2015-07-08 04:01:01" },
  { height:  551438 , difficulty:  1089072 , date:  "2015-07-08 04:04:20" },
  { height:  551439 , difficulty:  1086546 , date:  "2015-07-08 04:04:35" },
  { height:  551440 , difficulty:  1095209 , date:  "2015-07-08 04:05:50" },
  { height:  551441 , difficulty:  1095558 , date:  "2015-07-08 04:06:44" },
  { height:  551442 , difficulty:  1095242 , date:  "2015-07-08 04:07:03" },
  { height:  551443 , difficulty:  1095285 , date:  "2015-07-08 04:08:16" },
  { height:  551444 , difficulty:  1092877 , date:  "2015-07-08 04:09:48" },
  { height:  551445 , difficulty:  1093626 , date:  "2015-07-08 04:10:22" },
  { height:  551446 , difficulty:  1094111 , date:  "2015-07-08 04:11:37" },
  { height:  551447 , difficulty:  1100577 , date:  "2015-07-08 04:13:00" },
  { height:  551448 , difficulty:  1099487 , date:  "2015-07-08 04:13:57" },
  { height:  551449 , difficulty:  1099790 , date:  "2015-07-08 04:17:46" },
  { height:  551450 , difficulty:  1095789 , date:  "2015-07-08 04:17:51" },
  { height:  551451 , difficulty:  1095164 , date:  "2015-07-08 04:18:29" },
  { height:  551452 , difficulty:  1095130 , date:  "2015-07-08 04:18:33" },
  { height:  551453 , difficulty:  1089179 , date:  "2015-07-08 04:18:44" },
  { height:  551454 , difficulty:  1091814 , date:  "2015-07-08 04:20:33" },
  { height:  551455 , difficulty:  1089998 , date:  "2015-07-08 04:21:39" },
  { height:  551456 , difficulty:  1089783 , date:  "2015-07-08 04:21:59" },
  { height:  551457 , difficulty:  1089585 , date:  "2015-07-08 04:22:11" },
  { height:  551458 , difficulty:  1090589 , date:  "2015-07-08 04:24:52" },
  { height:  551459 , difficulty:  1085748 , date:  "2015-07-08 04:25:24" },
  { height:  551460 , difficulty:  1089374 , date:  "2015-07-08 04:26:47" },
  { height:  551461 , difficulty:  1087923 , date:  "2015-07-08 04:26:53" },
  { height:  551462 , difficulty:  1082880 , date:  "2015-07-08 04:28:23" },
  { height:  551463 , difficulty:  1083681 , date:  "2015-07-08 04:28:28" },
  { height:  551464 , difficulty:  1084311 , date:  "2015-07-08 04:28:41" },
  { height:  551465 , difficulty:  1085052 , date:  "2015-07-08 04:28:55" },
  { height:  551466 , difficulty:  1085500 , date:  "2015-07-08 04:29:45" },
  { height:  551467 , difficulty:  1086739 , date:  "2015-07-08 04:30:30" },
  { height:  551468 , difficulty:  1085098 , date:  "2015-07-08 04:31:52" },
  { height:  551469 , difficulty:  1086356 , date:  "2015-07-08 04:32:11" },
  { height:  551470 , difficulty:  1085488 , date:  "2015-07-08 04:33:37" },
  { height:  551471 , difficulty:  1084973 , date:  "2015-07-08 04:33:59" },
  { height:  551472 , difficulty:  1087715 , date:  "2015-07-08 04:34:21" },
  { height:  551473 , difficulty:  1086611 , date:  "2015-07-08 04:34:56" },
  { height:  551474 , difficulty:  1086064 , date:  "2015-07-08 04:39:43" },
  { height:  551475 , difficulty:  1085096 , date:  "2015-07-08 04:41:28" },
  { height:  551476 , difficulty:  1085039 , date:  "2015-07-08 04:43:04" },
  { height:  551477 , difficulty:  1082235 , date:  "2015-07-08 04:43:09" },
  { height:  551478 , difficulty:  1080523 , date:  "2015-07-08 04:44:48" },
  { height:  551479 , difficulty:  1083694 , date:  "2015-07-08 04:45:41" },
  { height:  551480 , difficulty:  1083982 , date:  "2015-07-08 04:46:36" },
  { height:  551481 , difficulty:  1083306 , date:  "2015-07-08 04:46:41" },
  { height:  551482 , difficulty:  1081441 , date:  "2015-07-08 04:49:00" },
  { height:  551483 , difficulty:  1084965 , date:  "2015-07-08 04:49:07" },
  { height:  551484 , difficulty:  1090401 , date:  "2015-07-08 04:49:39" },
  { height:  551485 , difficulty:  1092268 , date:  "2015-07-08 04:50:04" },
  { height:  551486 , difficulty:  1091291 , date:  "2015-07-08 04:51:06" },
  { height:  551487 , difficulty:  1091115 , date:  "2015-07-08 04:51:07" },
  { height:  551488 , difficulty:  1091529 , date:  "2015-07-08 04:52:37" },
  { height:  551489 , difficulty:  1087243 , date:  "2015-07-08 04:56:05" },
  { height:  551490 , difficulty:  1088118 , date:  "2015-07-08 04:56:10" },
  { height:  551491 , difficulty:  1091212 , date:  "2015-07-08 04:56:34" },
  { height:  551492 , difficulty:  1090560 , date:  "2015-07-08 04:58:23" },
  { height:  551493 , difficulty:  1091534 , date:  "2015-07-08 04:59:54" },
  { height:  551494 , difficulty:  1091131 , date:  "2015-07-08 04:59:58" },
  { height:  551495 , difficulty:  1093211 , date:  "2015-07-08 05:01:24" },
  { height:  551496 , difficulty:  1092291 , date:  "2015-07-08 05:01:31" },
  { height:  551497 , difficulty:  1091962 , date:  "2015-07-08 05:01:35" },
  { height:  551498 , difficulty:  1090559 , date:  "2015-07-08 05:02:23" },
  { height:  551499 , difficulty:  1089194 , date:  "2015-07-08 05:02:54" },
  { height:  551500 , difficulty:  1096333 , date:  "2015-07-08 05:08:17" },
  { height:  551501 , difficulty:  1097666 , date:  "2015-07-08 05:09:01" },
  { height:  551502 , difficulty:  1097710 , date:  "2015-07-08 05:09:35" },
  { height:  551503 , difficulty:  1098888 , date:  "2015-07-08 05:09:37" },
  { height:  551504 , difficulty:  1097904 , date:  "2015-07-08 05:09:50" },
  { height:  551505 , difficulty:  1097462 , date:  "2015-07-08 05:10:12" },
  { height:  551506 , difficulty:  1101846 , date:  "2015-07-08 05:10:44" },
  { height:  551507 , difficulty:  1102675 , date:  "2015-07-08 05:12:25" },
  { height:  551508 , difficulty:  1101843 , date:  "2015-07-08 05:12:29" },
  { height:  551509 , difficulty:  1100357 , date:  "2015-07-08 05:12:43" },
  { height:  551510 , difficulty:  1100135 , date:  "2015-07-08 05:15:12" },
  { height:  551511 , difficulty:  1102343 , date:  "2015-07-08 05:16:24" },
  { height:  551512 , difficulty:  1100455 , date:  "2015-07-08 05:17:52" },
  { height:  551513 , difficulty:  1100826 , date:  "2015-07-08 05:20:20" },
  { height:  551514 , difficulty:  1095989 , date:  "2015-07-08 05:20:21" },
  { height:  551515 , difficulty:  1096001 , date:  "2015-07-08 05:22:38" },
  { height:  551516 , difficulty:  1095747 , date:  "2015-07-08 05:22:40" },
  { height:  551517 , difficulty:  1101264 , date:  "2015-07-08 05:23:26" },
  { height:  551518 , difficulty:  1103115 , date:  "2015-07-08 05:24:51" },
  { height:  551519 , difficulty:  1101288 , date:  "2015-07-08 05:25:37" },
  { height:  551520 , difficulty:  1099526 , date:  "2015-07-08 05:26:37" },
  { height:  551521 , difficulty:  1098665 , date:  "2015-07-08 05:29:04" },
  { height:  551522 , difficulty:  1102789 , date:  "2015-07-08 05:29:25" },
  { height:  551523 , difficulty:  1100440 , date:  "2015-07-08 05:30:45" },
  { height:  551524 , difficulty:  1098907 , date:  "2015-07-08 05:31:25" },
  { height:  551525 , difficulty:  1092383 , date:  "2015-07-08 05:31:52" },
  { height:  551526 , difficulty:  1092935 , date:  "2015-07-08 05:33:04" },
  { height:  551527 , difficulty:  1095534 , date:  "2015-07-08 05:33:13" },
  { height:  551528 , difficulty:  1103458 , date:  "2015-07-08 05:33:34" },
  { height:  551529 , difficulty:  1104664 , date:  "2015-07-08 05:35:41" },
  { height:  551530 , difficulty:  1101655 , date:  "2015-07-08 05:37:17" },
  { height:  551531 , difficulty:  1100785 , date:  "2015-07-08 05:38:15" },
  { height:  551532 , difficulty:  1104129 , date:  "2015-07-08 05:38:33" },
  { height:  551533 , difficulty:  1103878 , date:  "2015-07-08 05:40:15" },
  { height:  551534 , difficulty:  1099841 , date:  "2015-07-08 05:41:13" },
  { height:  551535 , difficulty:  1099555 , date:  "2015-07-08 05:42:57" },
  { height:  551536 , difficulty:  1097276 , date:  "2015-07-08 05:43:41" },
  { height:  551537 , difficulty:  1105468 , date:  "2015-07-08 05:43:58" },
  { height:  551538 , difficulty:  1102970 , date:  "2015-07-08 05:44:17" },
  { height:  551539 , difficulty:  1103192 , date:  "2015-07-08 05:44:48" },
  { height:  551540 , difficulty:  1107441 , date:  "2015-07-08 05:48:01" },
  { height:  551541 , difficulty:  1107785 , date:  "2015-07-08 05:48:52" },
  { height:  551542 , difficulty:  1108250 , date:  "2015-07-08 05:49:20" },
  { height:  551543 , difficulty:  1107078 , date:  "2015-07-08 05:49:26" },
  { height:  551544 , difficulty:  1108580 , date:  "2015-07-08 05:49:42" },
  { height:  551545 , difficulty:  1109541 , date:  "2015-07-08 05:51:35" },
  { height:  551546 , difficulty:  1107083 , date:  "2015-07-08 05:51:54" },
  { height:  551547 , difficulty:  1106601 , date:  "2015-07-08 05:52:08" },
  { height:  551548 , difficulty:  1106149 , date:  "2015-07-08 05:55:03" },
  { height:  551549 , difficulty:  1106271 , date:  "2015-07-08 05:56:47" },
  { height:  551550 , difficulty:  1102494 , date:  "2015-07-08 05:56:54" },
  { height:  551551 , difficulty:  1100686 , date:  "2015-07-08 06:00:09" },
  { height:  551552 , difficulty:  1097856 , date:  "2015-07-08 06:06:21" },
  { height:  551553 , difficulty:  1098609 , date:  "2015-07-08 06:06:28" },
  { height:  551554 , difficulty:  1096168 , date:  "2015-07-08 06:07:08" },
  { height:  551555 , difficulty:  1095382 , date:  "2015-07-08 06:09:22" },
  { height:  551556 , difficulty:  1097090 , date:  "2015-07-08 06:09:26" },
  { height:  551557 , difficulty:  1097362 , date:  "2015-07-08 06:09:57" },
  { height:  551558 , difficulty:  1097605 , date:  "2015-07-08 06:11:35" },
  { height:  551559 , difficulty:  1098696 , date:  "2015-07-08 06:11:57" },
  { height:  551560 , difficulty:  1097958 , date:  "2015-07-08 06:13:22" },
  { height:  551561 , difficulty:  1101956 , date:  "2015-07-08 06:13:28" },
  { height:  551562 , difficulty:  1100226 , date:  "2015-07-08 06:14:10" },
  { height:  551563 , difficulty:  1100418 , date:  "2015-07-08 06:14:12" },
  { height:  551564 , difficulty:  1098276 , date:  "2015-07-08 06:16:03" },
  { height:  551565 , difficulty:  1095182 , date:  "2015-07-08 06:16:32" },
  { height:  551566 , difficulty:  1096093 , date:  "2015-07-08 06:18:20" },
  { height:  551567 , difficulty:  1095734 , date:  "2015-07-08 06:18:45" },
  { height:  551568 , difficulty:  1094804 , date:  "2015-07-08 06:18:48" },
  { height:  551569 , difficulty:  1092189 , date:  "2015-07-08 06:21:03" },
  { height:  551570 , difficulty:  1092206 , date:  "2015-07-08 06:22:54" },
  { height:  551571 , difficulty:  1090106 , date:  "2015-07-08 06:23:03" },
  { height:  551572 , difficulty:  1090650 , date:  "2015-07-08 06:23:15" },
  { height:  551573 , difficulty:  1092105 , date:  "2015-07-08 06:23:34" },
  { height:  551574 , difficulty:  1091316 , date:  "2015-07-08 06:23:44" },
  { height:  551575 , difficulty:  1093443 , date:  "2015-07-08 06:25:06" },
  { height:  551576 , difficulty:  1088167 , date:  "2015-07-08 06:27:48" },
  { height:  551577 , difficulty:  1087075 , date:  "2015-07-08 06:27:53" },
  { height:  551578 , difficulty:  1086892 , date:  "2015-07-08 06:29:07" },
  { height:  551579 , difficulty:  1087941 , date:  "2015-07-08 06:29:09" },
  { height:  551580 , difficulty:  1087692 , date:  "2015-07-08 06:29:39" },
  { height:  551581 , difficulty:  1087352 , date:  "2015-07-08 06:30:29" },
  { height:  551582 , difficulty:  1086532 , date:  "2015-07-08 06:31:41" },
  { height:  551583 , difficulty:  1086357 , date:  "2015-07-08 06:31:43" },
  { height:  551584 , difficulty:  1089814 , date:  "2015-07-08 06:32:46" },
  { height:  551585 , difficulty:  1090396 , date:  "2015-07-08 06:33:48" },
  { height:  551586 , difficulty:  1086137 , date:  "2015-07-08 06:33:54" },
  { height:  551587 , difficulty:  1084092 , date:  "2015-07-08 06:34:01" },
  { height:  551588 , difficulty:  1081850 , date:  "2015-07-08 06:38:23" },
  { height:  551589 , difficulty:  1078538 , date:  "2015-07-08 06:38:26" },
  { height:  551590 , difficulty:  1079370 , date:  "2015-07-08 06:38:52" },
  { height:  551591 , difficulty:  1075774 , date:  "2015-07-08 06:39:32" },
  { height:  551592 , difficulty:  1076717 , date:  "2015-07-08 06:42:34" },
  { height:  551593 , difficulty:  1079930 , date:  "2015-07-08 06:43:05" },
  { height:  551594 , difficulty:  1081250 , date:  "2015-07-08 06:44:53" },
  { height:  551595 , difficulty:  1080545 , date:  "2015-07-08 06:44:58" },
  { height:  551596 , difficulty:  1079517 , date:  "2015-07-08 06:45:04" },
  { height:  551597 , difficulty:  1076132 , date:  "2015-07-08 06:45:49" },
  { height:  551598 , difficulty:  1078307 , date:  "2015-07-08 06:45:50" },
  { height:  551599 , difficulty:  1076112 , date:  "2015-07-08 06:46:57" },
  { height:  551600 , difficulty:  1076294 , date:  "2015-07-08 06:47:07" },
  { height:  551601 , difficulty:  1079426 , date:  "2015-07-08 06:47:08" },
  { height:  551602 , difficulty:  1081264 , date:  "2015-07-08 06:48:04" },
  { height:  551603 , difficulty:  1081669 , date:  "2015-07-08 06:48:38" },
  { height:  551604 , difficulty:  1084598 , date:  "2015-07-08 06:49:19" },
  { height:  551605 , difficulty:  1081288 , date:  "2015-07-08 06:49:24" },
  { height:  551606 , difficulty:  1078621 , date:  "2015-07-08 06:49:32" },
  { height:  551607 , difficulty:  1079933 , date:  "2015-07-08 06:49:48" },
  { height:  551608 , difficulty:  1079701 , date:  "2015-07-08 06:50:12" },
  { height:  551609 , difficulty:  1077511 , date:  "2015-07-08 06:50:15" },
  { height:  551610 , difficulty:  1076324 , date:  "2015-07-08 06:50:38" },
  { height:  551611 , difficulty:  1079446 , date:  "2015-07-08 06:53:09" },
  { height:  551612 , difficulty:  1078278 , date:  "2015-07-08 06:53:12" },
  { height:  551613 , difficulty:  1079210 , date:  "2015-07-08 06:54:33" },
  { height:  551614 , difficulty:  1079071 , date:  "2015-07-08 06:55:18" },
  { height:  551615 , difficulty:  1079507 , date:  "2015-07-08 06:55:27" },
  { height:  551616 , difficulty:  1074406 , date:  "2015-07-08 06:55:50" },
  { height:  551617 , difficulty:  1077875 , date:  "2015-07-08 06:56:14" },
  { height:  551618 , difficulty:  1077557 , date:  "2015-07-08 06:59:01" },
  { height:  551619 , difficulty:  1078326 , date:  "2015-07-08 07:00:33" },
  { height:  551620 , difficulty:  1078270 , date:  "2015-07-08 07:00:49" },
  { height:  551621 , difficulty:  1075207 , date:  "2015-07-08 07:01:33" },
  { height:  551622 , difficulty:  1078408 , date:  "2015-07-08 07:02:14" },
  { height:  551623 , difficulty:  1080290 , date:  "2015-07-08 07:03:02" },
  { height:  551624 , difficulty:  1075578 , date:  "2015-07-08 07:03:04" },
  { height:  551625 , difficulty:  1073322 , date:  "2015-07-08 07:06:38" },
  { height:  551626 , difficulty:  1074722 , date:  "2015-07-08 07:06:41" },
  { height:  551627 , difficulty:  1069688 , date:  "2015-07-08 07:06:43" },
  { height:  551628 , difficulty:  1059341 , date:  "2015-07-08 07:07:53" },
  { height:  551629 , difficulty:  1060150 , date:  "2015-07-08 07:08:11" },
  { height:  551630 , difficulty:  1060010 , date:  "2015-07-08 07:08:49" },
  { height:  551631 , difficulty:  1056378 , date:  "2015-07-08 07:13:13" },
  { height:  551632 , difficulty:  1056682 , date:  "2015-07-08 07:14:52" },
  { height:  551633 , difficulty:  1055827 , date:  "2015-07-08 07:16:38" },
  { height:  551634 , difficulty:  1053304 , date:  "2015-07-08 07:17:33" },
  { height:  551635 , difficulty:  1055208 , date:  "2015-07-08 07:17:35" },
  { height:  551636 , difficulty:  1053146 , date:  "2015-07-08 07:19:15" },
  { height:  551637 , difficulty:  1056566 , date:  "2015-07-08 07:21:27" },
  { height:  551638 , difficulty:  1056182 , date:  "2015-07-08 07:22:16" },
  { height:  551639 , difficulty:  1060422 , date:  "2015-07-08 07:23:50" },
  { height:  551640 , difficulty:  1057479 , date:  "2015-07-08 07:24:20" },
  { height:  551641 , difficulty:  1057857 , date:  "2015-07-08 07:24:26" },
  { height:  551642 , difficulty:  1054976 , date:  "2015-07-08 07:26:14" },
  { height:  551643 , difficulty:  1056032 , date:  "2015-07-08 07:27:29" },
  { height:  551644 , difficulty:  1058725 , date:  "2015-07-08 07:28:23" },
  { height:  551645 , difficulty:  1057539 , date:  "2015-07-08 07:28:29" },
  { height:  551646 , difficulty:  1057266 , date:  "2015-07-08 07:28:46" },
  { height:  551647 , difficulty:  1057569 , date:  "2015-07-08 07:29:38" },
  { height:  551648 , difficulty:  1061878 , date:  "2015-07-08 07:29:43" },
  { height:  551649 , difficulty:  1061490 , date:  "2015-07-08 07:30:43" },
  { height:  551650 , difficulty:  1061711 , date:  "2015-07-08 07:33:10" },
  { height:  551651 , difficulty:  1061464 , date:  "2015-07-08 07:33:30" },
  { height:  551652 , difficulty:  1056965 , date:  "2015-07-08 07:35:27" },
  { height:  551653 , difficulty:  1059167 , date:  "2015-07-08 07:37:11" },
  { height:  551654 , difficulty:  1058512 , date:  "2015-07-08 07:37:35" },
  { height:  551655 , difficulty:  1061586 , date:  "2015-07-08 07:38:18" },
  { height:  551656 , difficulty:  1061012 , date:  "2015-07-08 07:38:58" },
  { height:  551657 , difficulty:  1060187 , date:  "2015-07-08 07:39:16" },
  { height:  551658 , difficulty:  1059885 , date:  "2015-07-08 07:39:23" },
  { height:  551659 , difficulty:  1060133 , date:  "2015-07-08 07:40:57" },
  { height:  551660 , difficulty:  1060642 , date:  "2015-07-08 07:41:01" },
  { height:  551661 , difficulty:  1060597 , date:  "2015-07-08 07:43:46" },
  { height:  551662 , difficulty:  1064231 , date:  "2015-07-08 07:43:52" },
  { height:  551663 , difficulty:  1064029 , date:  "2015-07-08 07:43:57" },
  { height:  551664 , difficulty:  1056998 , date:  "2015-07-08 07:46:37" },
  { height:  551665 , difficulty:  1057937 , date:  "2015-07-08 07:46:54" },
  { height:  551666 , difficulty:  1060270 , date:  "2015-07-08 07:47:23" },
  { height:  551667 , difficulty:  1061126 , date:  "2015-07-08 07:47:48" },
  { height:  551668 , difficulty:  1057282 , date:  "2015-07-08 07:48:27" },
  { height:  551669 , difficulty:  1056458 , date:  "2015-07-08 07:49:00" },
  { height:  551670 , difficulty:  1053624 , date:  "2015-07-08 07:49:00" },
  { height:  551671 , difficulty:  1053989 , date:  "2015-07-08 07:49:16" },
  { height:  551672 , difficulty:  1056363 , date:  "2015-07-08 07:49:22" },
  { height:  551673 , difficulty:  1055086 , date:  "2015-07-08 07:49:45" },
  { height:  551674 , difficulty:  1055335 , date:  "2015-07-08 07:50:08" },
  { height:  551675 , difficulty:  1058069 , date:  "2015-07-08 07:51:47" },
  { height:  551676 , difficulty:  1057895 , date:  "2015-07-08 07:52:08" },
  { height:  551677 , difficulty:  1058790 , date:  "2015-07-08 07:54:22" },
  { height:  551678 , difficulty:  1058138 , date:  "2015-07-08 07:54:25" },
  { height:  551679 , difficulty:  1062503 , date:  "2015-07-08 07:55:23" },
  { height:  551680 , difficulty:  1061352 , date:  "2015-07-08 07:57:45" },
  { height:  551681 , difficulty:  1061701 , date:  "2015-07-08 07:58:11" },
  { height:  551682 , difficulty:  1066795 , date:  "2015-07-08 07:59:26" },
  { height:  551683 , difficulty:  1067006 , date:  "2015-07-08 08:00:59" },
  { height:  551684 , difficulty:  1068036 , date:  "2015-07-08 08:02:25" },
  { height:  551685 , difficulty:  1069064 , date:  "2015-07-08 08:02:44" },
  { height:  551686 , difficulty:  1069634 , date:  "2015-07-08 08:04:36" },
  { height:  551687 , difficulty:  1067612 , date:  "2015-07-08 08:04:43" },
  { height:  551688 , difficulty:  1068614 , date:  "2015-07-08 08:04:47" },
  { height:  551689 , difficulty:  1066328 , date:  "2015-07-08 08:04:58" },
  { height:  551690 , difficulty:  1065035 , date:  "2015-07-08 08:05:32" },
  { height:  551691 , difficulty:  1069653 , date:  "2015-07-08 08:05:35" },
  { height:  551692 , difficulty:  1069821 , date:  "2015-07-08 08:05:40" },
  { height:  551693 , difficulty:  1069235 , date:  "2015-07-08 08:05:55" },
  { height:  551694 , difficulty:  1065476 , date:  "2015-07-08 08:06:15" },
  { height:  551695 , difficulty:  1064016 , date:  "2015-07-08 08:06:19" },
  { height:  551696 , difficulty:  1065822 , date:  "2015-07-08 08:09:00" },
  { height:  551697 , difficulty:  1072495 , date:  "2015-07-08 08:09:02" },
  { height:  551698 , difficulty:  1075889 , date:  "2015-07-08 08:09:19" },
  { height:  551699 , difficulty:  1075933 , date:  "2015-07-08 08:09:22" },
  { height:  551700 , difficulty:  1077929 , date:  "2015-07-08 08:09:59" },
  { height:  551701 , difficulty:  1077585 , date:  "2015-07-08 08:11:41" },
  { height:  551702 , difficulty:  1077476 , date:  "2015-07-08 08:13:24" },
  { height:  551703 , difficulty:  1077933 , date:  "2015-07-08 08:13:44" },
  { height:  551704 , difficulty:  1075975 , date:  "2015-07-08 08:14:41" },
  { height:  551705 , difficulty:  1075404 , date:  "2015-07-08 08:14:49" },
  { height:  551706 , difficulty:  1075549 , date:  "2015-07-08 08:15:02" },
  { height:  551707 , difficulty:  1069759 , date:  "2015-07-08 08:15:57" },
  { height:  551708 , difficulty:  1071463 , date:  "2015-07-08 08:17:00" },
  { height:  551709 , difficulty:  1070396 , date:  "2015-07-08 08:17:15" },
  { height:  551710 , difficulty:  1068868 , date:  "2015-07-08 08:18:52" },
  { height:  551711 , difficulty:  1073051 , date:  "2015-07-08 08:19:52" },
  { height:  551712 , difficulty:  1072660 , date:  "2015-07-08 08:20:46" },
  { height:  551713 , difficulty:  1070190 , date:  "2015-07-08 08:21:09" },
  { height:  551714 , difficulty:  1069152 , date:  "2015-07-08 08:22:56" },
  { height:  551715 , difficulty:  1073723 , date:  "2015-07-08 08:23:02" },
  { height:  551716 , difficulty:  1073853 , date:  "2015-07-08 08:23:25" },
  { height:  551717 , difficulty:  1073667 , date:  "2015-07-08 08:24:01" },
  { height:  551718 , difficulty:  1072125 , date:  "2015-07-08 08:25:05" },
  { height:  551719 , difficulty:  1070955 , date:  "2015-07-08 08:25:10" },
  { height:  551720 , difficulty:  1072363 , date:  "2015-07-08 08:25:21" },
  { height:  551721 , difficulty:  1074180 , date:  "2015-07-08 08:26:37" },
  { height:  551722 , difficulty:  1073587 , date:  "2015-07-08 08:26:40" },
  { height:  551723 , difficulty:  1075030 , date:  "2015-07-08 08:27:17" },
  { height:  551724 , difficulty:  1074847 , date:  "2015-07-08 08:29:33" },
  { height:  551725 , difficulty:  1074314 , date:  "2015-07-08 08:33:25" },
  { height:  551726 , difficulty:  1070940 , date:  "2015-07-08 08:34:13" },
  { height:  551727 , difficulty:  1070926 , date:  "2015-07-08 08:35:50" },
  { height:  551728 , difficulty:  1075764 , date:  "2015-07-08 08:37:34" },
  { height:  551729 , difficulty:  1072723 , date:  "2015-07-08 08:37:35" },
  { height:  551730 , difficulty:  1072099 , date:  "2015-07-08 08:39:18" },
  { height:  551731 , difficulty:  1073698 , date:  "2015-07-08 08:43:21" },
  { height:  551732 , difficulty:  1073050 , date:  "2015-07-08 08:43:41" },
  { height:  551733 , difficulty:  1073177 , date:  "2015-07-08 08:47:36" },
  { height:  551734 , difficulty:  1074306 , date:  "2015-07-08 08:47:59" },
  { height:  551735 , difficulty:  1072037 , date:  "2015-07-08 08:48:22" },
  { height:  551736 , difficulty:  1074260 , date:  "2015-07-08 08:50:37" },
  { height:  551737 , difficulty:  1070241 , date:  "2015-07-08 08:51:23" },
  { height:  551738 , difficulty:  1071033 , date:  "2015-07-08 08:51:39" },
  { height:  551739 , difficulty:  1071479 , date:  "2015-07-08 08:52:14" },
  { height:  551740 , difficulty:  1067874 , date:  "2015-07-08 08:53:09" },
  { height:  551741 , difficulty:  1067391 , date:  "2015-07-08 08:55:12" },
  { height:  551742 , difficulty:  1067371 , date:  "2015-07-08 08:57:18" },
  { height:  551743 , difficulty:  1067213 , date:  "2015-07-08 08:57:27" },
  { height:  551744 , difficulty:  1066340 , date:  "2015-07-08 08:58:00" },
  { height:  551745 , difficulty:  1068742 , date:  "2015-07-08 09:00:36" },
  { height:  551746 , difficulty:  1069171 , date:  "2015-07-08 09:01:06" },
  { height:  551747 , difficulty:  1072984 , date:  "2015-07-08 09:02:31" },
  { height:  551748 , difficulty:  1072718 , date:  "2015-07-08 09:05:01" },
  { height:  551749 , difficulty:  1072650 , date:  "2015-07-08 09:05:18" },
  { height:  551750 , difficulty:  1071917 , date:  "2015-07-08 09:07:12" },
  { height:  551751 , difficulty:  1072259 , date:  "2015-07-08 09:07:56" },
  { height:  551752 , difficulty:  1071621 , date:  "2015-07-08 09:08:04" },
  { height:  551753 , difficulty:  1071212 , date:  "2015-07-08 09:08:50" },
  { height:  551754 , difficulty:  1071862 , date:  "2015-07-08 09:09:09" },
  { height:  551755 , difficulty:  1070860 , date:  "2015-07-08 09:09:46" },
  { height:  551756 , difficulty:  1067822 , date:  "2015-07-08 09:10:00" },
  { height:  551757 , difficulty:  1067822 , date:  "2015-07-08 09:10:02" },
  { height:  551758 , difficulty:  1068784 , date:  "2015-07-08 09:10:50" },
  { height:  551759 , difficulty:  1066166 , date:  "2015-07-08 09:11:17" },
  { height:  551760 , difficulty:  1068525 , date:  "2015-07-08 09:12:09" },
  { height:  551761 , difficulty:  1069720 , date:  "2015-07-08 09:13:35" },
  { height:  551762 , difficulty:  1067674 , date:  "2015-07-08 09:13:40" },
  { height:  551763 , difficulty:  1068835 , date:  "2015-07-08 09:14:43" },
  { height:  551764 , difficulty:  1071976 , date:  "2015-07-08 09:16:45" },
  { height:  551765 , difficulty:  1077688 , date:  "2015-07-08 09:16:52" },
  { height:  551766 , difficulty:  1079022 , date:  "2015-07-08 09:18:58" },
  { height:  551767 , difficulty:  1079262 , date:  "2015-07-08 09:19:01" },
  { height:  551768 , difficulty:  1079060 , date:  "2015-07-08 09:19:31" },
  { height:  551769 , difficulty:  1078710 , date:  "2015-07-08 09:20:46" },
  { height:  551770 , difficulty:  1082072 , date:  "2015-07-08 09:24:17" },
  { height:  551771 , difficulty:  1091350 , date:  "2015-07-08 09:24:39" },
  { height:  551772 , difficulty:  1086461 , date:  "2015-07-08 09:24:43" },
  { height:  551773 , difficulty:  1089277 , date:  "2015-07-08 09:25:40" },
  { height:  551774 , difficulty:  1089967 , date:  "2015-07-08 09:29:12" },
  { height:  551775 , difficulty:  1090541 , date:  "2015-07-08 09:30:08" },
  { height:  551776 , difficulty:  1090165 , date:  "2015-07-08 09:30:10" },
  { height:  551777 , difficulty:  1088544 , date:  "2015-07-08 09:31:13" },
  { height:  551778 , difficulty:  1090201 , date:  "2015-07-08 09:32:57" },
  { height:  551779 , difficulty:  1090932 , date:  "2015-07-08 09:33:42" },
  { height:  551780 , difficulty:  1089235 , date:  "2015-07-08 09:33:46" },
  { height:  551781 , difficulty:  1093674 , date:  "2015-07-08 09:34:35" },
  { height:  551782 , difficulty:  1093586 , date:  "2015-07-08 09:34:46" },
  { height:  551783 , difficulty:  1092287 , date:  "2015-07-08 09:36:02" },
  { height:  551784 , difficulty:  1091030 , date:  "2015-07-08 09:36:26" },
  { height:  551785 , difficulty:  1090519 , date:  "2015-07-08 09:38:41" },
  { height:  551786 , difficulty:  1096807 , date:  "2015-07-08 09:38:43" },
  { height:  551787 , difficulty:  1095273 , date:  "2015-07-08 09:39:11" },
  { height:  551788 , difficulty:  1093835 , date:  "2015-07-08 09:39:21" },
  { height:  551789 , difficulty:  1093330 , date:  "2015-07-08 09:41:15" },
  { height:  551790 , difficulty:  1090331 , date:  "2015-07-08 09:41:32" },
  { height:  551791 , difficulty:  1090896 , date:  "2015-07-08 09:41:59" },
  { height:  551792 , difficulty:  1092333 , date:  "2015-07-08 09:42:21" },
  { height:  551793 , difficulty:  1091394 , date:  "2015-07-08 09:42:49" },
  { height:  551794 , difficulty:  1090214 , date:  "2015-07-08 09:43:17" },
  { height:  551795 , difficulty:  1090592 , date:  "2015-07-08 09:45:39" },
  { height:  551796 , difficulty:  1095128 , date:  "2015-07-08 09:47:30" },
  { height:  551797 , difficulty:  1092950 , date:  "2015-07-08 09:48:32" },
  { height:  551798 , difficulty:  1098088 , date:  "2015-07-08 09:51:39" },
  { height:  551799 , difficulty:  1099732 , date:  "2015-07-08 09:52:05" },
  { height:  551800 , difficulty:  1096809 , date:  "2015-07-08 09:52:11" },
  { height:  551801 , difficulty:  1091462 , date:  "2015-07-08 09:55:08" },
  { height:  551802 , difficulty:  1090823 , date:  "2015-07-08 09:55:47" },
  { height:  551803 , difficulty:  1088209 , date:  "2015-07-08 09:55:48" },
  { height:  551804 , difficulty:  1089238 , date:  "2015-07-08 09:55:56" },
  { height:  551805 , difficulty:  1089843 , date:  "2015-07-08 09:57:08" },
  { height:  551806 , difficulty:  1086674 , date:  "2015-07-08 09:58:07" },
  { height:  551807 , difficulty:  1079633 , date:  "2015-07-08 10:01:43" },
  { height:  551808 , difficulty:  1082795 , date:  "2015-07-08 10:02:08" },
  { height:  551809 , difficulty:  1079081 , date:  "2015-07-08 10:02:42" },
  { height:  551810 , difficulty:  1080559 , date:  "2015-07-08 10:02:49" },
  { height:  551811 , difficulty:  1082097 , date:  "2015-07-08 10:02:57" },
  { height:  551812 , difficulty:  1078184 , date:  "2015-07-08 10:03:40" },
  { height:  551813 , difficulty:  1078008 , date:  "2015-07-08 10:04:18" },
  { height:  551814 , difficulty:  1083402 , date:  "2015-07-08 10:04:21" },
  { height:  551815 , difficulty:  1085679 , date:  "2015-07-08 10:04:26" },
  { height:  551816 , difficulty:  1084295 , date:  "2015-07-08 10:05:12" },
  { height:  551817 , difficulty:  1081193 , date:  "2015-07-08 10:06:26" },
  { height:  551818 , difficulty:  1081557 , date:  "2015-07-08 10:06:37" },
  { height:  551819 , difficulty:  1087357 , date:  "2015-07-08 10:09:18" },
  { height:  551820 , difficulty:  1086344 , date:  "2015-07-08 10:10:03" },
  { height:  551821 , difficulty:  1082520 , date:  "2015-07-08 10:11:20" },
  { height:  551822 , difficulty:  1082792 , date:  "2015-07-08 10:11:29" },
  { height:  551823 , difficulty:  1083258 , date:  "2015-07-08 10:11:59" },
  { height:  551824 , difficulty:  1083632 , date:  "2015-07-08 10:12:01" },
  { height:  551825 , difficulty:  1089826 , date:  "2015-07-08 10:12:03" },
  { height:  551826 , difficulty:  1086565 , date:  "2015-07-08 10:14:07" },
  { height:  551827 , difficulty:  1086603 , date:  "2015-07-08 10:16:47" },
  { height:  551828 , difficulty:  1087115 , date:  "2015-07-08 10:17:35" },
  { height:  551829 , difficulty:  1087392 , date:  "2015-07-08 10:17:41" },
  { height:  551830 , difficulty:  1088420 , date:  "2015-07-08 10:17:47" },
  { height:  551831 , difficulty:  1087888 , date:  "2015-07-08 10:18:37" },
  { height:  551832 , difficulty:  1089751 , date:  "2015-07-08 10:18:42" },
  { height:  551833 , difficulty:  1092951 , date:  "2015-07-08 10:18:52" },
  { height:  551834 , difficulty:  1098190 , date:  "2015-07-08 10:19:54" },
  { height:  551835 , difficulty:  1098775 , date:  "2015-07-08 10:19:55" },
  { height:  551836 , difficulty:  1097326 , date:  "2015-07-08 10:21:51" },
  { height:  551837 , difficulty:  1095186 , date:  "2015-07-08 10:22:48" },
  { height:  551838 , difficulty:  1096818 , date:  "2015-07-08 10:23:31" },
  { height:  551839 , difficulty:  1097174 , date:  "2015-07-08 10:24:38" },
  { height:  551840 , difficulty:  1095557 , date:  "2015-07-08 10:24:41" },
  { height:  551841 , difficulty:  1095756 , date:  "2015-07-08 10:26:11" },
  { height:  551842 , difficulty:  1092986 , date:  "2015-07-08 10:27:39" },
  { height:  551843 , difficulty:  1099125 , date:  "2015-07-08 10:27:55" },
  { height:  551844 , difficulty:  1098193 , date:  "2015-07-08 10:28:14" },
  { height:  551845 , difficulty:  1096101 , date:  "2015-07-08 10:28:56" },
  { height:  551846 , difficulty:  1090754 , date:  "2015-07-08 10:29:31" },
  { height:  551847 , difficulty:  1098308 , date:  "2015-07-08 10:30:17" },
  { height:  551848 , difficulty:  1099999 , date:  "2015-07-08 10:30:37" },
  { height:  551849 , difficulty:  1098757 , date:  "2015-07-08 10:33:19" },
  { height:  551850 , difficulty:  1097704 , date:  "2015-07-08 10:33:23" },
  { height:  551851 , difficulty:  1098947 , date:  "2015-07-08 10:34:14" },
  { height:  551852 , difficulty:  1099147 , date:  "2015-07-08 10:34:27" },
  { height:  551853 , difficulty:  1097631 , date:  "2015-07-08 10:35:04" },
  { height:  551854 , difficulty:  1098666 , date:  "2015-07-08 10:36:25" },
  { height:  551855 , difficulty:  1097437 , date:  "2015-07-08 10:38:22" },
  { height:  551856 , difficulty:  1099968 , date:  "2015-07-08 10:43:04" },
  { height:  551857 , difficulty:  1101783 , date:  "2015-07-08 10:45:09" },
  { height:  551858 , difficulty:  1104469 , date:  "2015-07-08 10:45:31" },
  { height:  551859 , difficulty:  1107195 , date:  "2015-07-08 10:47:18" },
  { height:  551860 , difficulty:  1107404 , date:  "2015-07-08 10:47:56" },
  { height:  551861 , difficulty:  1103823 , date:  "2015-07-08 10:47:57" },
  { height:  551862 , difficulty:  1105139 , date:  "2015-07-08 10:48:17" },
  { height:  551863 , difficulty:  1104500 , date:  "2015-07-08 10:50:55" },
  { height:  551864 , difficulty:  1105778 , date:  "2015-07-08 10:51:00" },
  { height:  551865 , difficulty:  1103089 , date:  "2015-07-08 10:51:10" },
  { height:  551866 , difficulty:  1110677 , date:  "2015-07-08 10:53:07" },
  { height:  551867 , difficulty:  1116754 , date:  "2015-07-08 10:53:47" },
  { height:  551868 , difficulty:  1116047 , date:  "2015-07-08 10:54:24" },
  { height:  551869 , difficulty:  1115622 , date:  "2015-07-08 10:59:45" },
  { height:  551870 , difficulty:  1116049 , date:  "2015-07-08 11:00:43" },
  { height:  551871 , difficulty:  1112533 , date:  "2015-07-08 11:03:12" },
  { height:  551872 , difficulty:  1110051 , date:  "2015-07-08 11:03:25" },
  { height:  551873 , difficulty:  1108854 , date:  "2015-07-08 11:04:49" },
  { height:  551874 , difficulty:  1106430 , date:  "2015-07-08 11:05:26" },
  { height:  551875 , difficulty:  1108127 , date:  "2015-07-08 11:05:27" },
  { height:  551876 , difficulty:  1108824 , date:  "2015-07-08 11:07:06" },
  { height:  551877 , difficulty:  1105090 , date:  "2015-07-08 11:07:21" },
  { height:  551878 , difficulty:  1103913 , date:  "2015-07-08 11:07:26" },
  { height:  551879 , difficulty:  1110442 , date:  "2015-07-08 11:07:43" },
  { height:  551880 , difficulty:  1113360 , date:  "2015-07-08 11:07:59" },
  { height:  551881 , difficulty:  1112351 , date:  "2015-07-08 11:10:38" },
  { height:  551882 , difficulty:  1110982 , date:  "2015-07-08 11:11:25" },
  { height:  551883 , difficulty:  1104651 , date:  "2015-07-08 11:11:43" },
  { height:  551884 , difficulty:  1104196 , date:  "2015-07-08 11:11:46" },
  { height:  551885 , difficulty:  1109499 , date:  "2015-07-08 11:12:05" },
  { height:  551886 , difficulty:  1112545 , date:  "2015-07-08 11:12:06" },
  { height:  551887 , difficulty:  1113939 , date:  "2015-07-08 11:15:03" },
  { height:  551888 , difficulty:  1113277 , date:  "2015-07-08 11:15:05" },
  { height:  551889 , difficulty:  1112301 , date:  "2015-07-08 11:17:52" },
  { height:  551890 , difficulty:  1116173 , date:  "2015-07-08 11:20:09" },
  { height:  551891 , difficulty:  1118153 , date:  "2015-07-08 11:20:45" },
  { height:  551892 , difficulty:  1117877 , date:  "2015-07-08 11:20:52" },
  { height:  551893 , difficulty:  1117436 , date:  "2015-07-08 11:22:30" },
  { height:  551894 , difficulty:  1119644 , date:  "2015-07-08 11:23:29" },
  { height:  551895 , difficulty:  1119132 , date:  "2015-07-08 11:23:50" },
  { height:  551896 , difficulty:  1117696 , date:  "2015-07-08 11:25:08" },
  { height:  551897 , difficulty:  1115750 , date:  "2015-07-08 11:26:15" },
  { height:  551898 , difficulty:  1115578 , date:  "2015-07-08 11:27:46" },
  { height:  551899 , difficulty:  1115279 , date:  "2015-07-08 11:28:08" },
  { height:  551900 , difficulty:  1120679 , date:  "2015-07-08 11:29:17" },
  { height:  551901 , difficulty:  1121366 , date:  "2015-07-08 11:30:47" },
  { height:  551902 , difficulty:  1119260 , date:  "2015-07-08 11:32:19" },
  { height:  551903 , difficulty:  1114374 , date:  "2015-07-08 11:32:20" },
  { height:  551904 , difficulty:  1112894 , date:  "2015-07-08 11:33:23" },
  { height:  551905 , difficulty:  1115639 , date:  "2015-07-08 11:34:12" },
  { height:  551906 , difficulty:  1116011 , date:  "2015-07-08 11:34:17" },
  { height:  551907 , difficulty:  1116855 , date:  "2015-07-08 11:34:27" },
  { height:  551908 , difficulty:  1120513 , date:  "2015-07-08 11:34:41" },
  { height:  551909 , difficulty:  1121317 , date:  "2015-07-08 11:36:09" },
  { height:  551910 , difficulty:  1122716 , date:  "2015-07-08 11:36:58" },
  { height:  551911 , difficulty:  1122739 , date:  "2015-07-08 11:37:07" },
  { height:  551912 , difficulty:  1119105 , date:  "2015-07-08 11:38:19" },
  { height:  551913 , difficulty:  1117619 , date:  "2015-07-08 11:38:25" },
  { height:  551914 , difficulty:  1118555 , date:  "2015-07-08 11:38:34" },
  { height:  551915 , difficulty:  1119048 , date:  "2015-07-08 11:38:49" },
  { height:  551916 , difficulty:  1125572 , date:  "2015-07-08 11:39:31" },
  { height:  551917 , difficulty:  1122746 , date:  "2015-07-08 11:40:30" },
  { height:  551918 , difficulty:  1120276 , date:  "2015-07-08 11:40:51" },
  { height:  551919 , difficulty:  1120328 , date:  "2015-07-08 11:40:56" },
  { height:  551920 , difficulty:  1120311 , date:  "2015-07-08 11:41:00" },
  { height:  551921 , difficulty:  1126171 , date:  "2015-07-08 11:41:30" },
  { height:  551922 , difficulty:  1125720 , date:  "2015-07-08 11:41:41" },
  { height:  551923 , difficulty:  1124974 , date:  "2015-07-08 11:42:17" },
  { height:  551924 , difficulty:  1127715 , date:  "2015-07-08 11:42:20" },
  { height:  551925 , difficulty:  1122575 , date:  "2015-07-08 11:42:54" },
  { height:  551926 , difficulty:  1125209 , date:  "2015-07-08 11:46:22" },
  { height:  551927 , difficulty:  1126952 , date:  "2015-07-08 11:46:29" },
  { height:  551928 , difficulty:  1127434 , date:  "2015-07-08 11:47:58" },
  { height:  551929 , difficulty:  1128205 , date:  "2015-07-08 11:48:34" },
  { height:  551930 , difficulty:  1126680 , date:  "2015-07-08 11:49:42" },
  { height:  551931 , difficulty:  1125471 , date:  "2015-07-08 11:51:07" },
  { height:  551932 , difficulty:  1116626 , date:  "2015-07-08 11:51:11" },
  { height:  551933 , difficulty:  1113644 , date:  "2015-07-08 11:52:28" },
  { height:  551934 , difficulty:  1117074 , date:  "2015-07-08 11:52:34" },
  { height:  551935 , difficulty:  1122975 , date:  "2015-07-08 11:52:47" },
  { height:  551936 , difficulty:  1126314 , date:  "2015-07-08 11:54:24" },
  { height:  551937 , difficulty:  1134888 , date:  "2015-07-08 11:58:09" },
  { height:  551938 , difficulty:  1136862 , date:  "2015-07-08 11:58:15" },
  { height:  551939 , difficulty:  1133344 , date:  "2015-07-08 11:58:21" },
  { height:  551940 , difficulty:  1136267 , date:  "2015-07-08 11:59:21" },
  { height:  551941 , difficulty:  1136525 , date:  "2015-07-08 11:59:56" },
  { height:  551942 , difficulty:  1134411 , date:  "2015-07-08 12:05:55" },
  { height:  551943 , difficulty:  1135275 , date:  "2015-07-08 12:06:03" },
  { height:  551944 , difficulty:  1135479 , date:  "2015-07-08 12:07:02" },
  { height:  551945 , difficulty:  1126614 , date:  "2015-07-08 12:08:34" },
  { height:  551946 , difficulty:  1127714 , date:  "2015-07-08 12:08:54" },
  { height:  551947 , difficulty:  1126444 , date:  "2015-07-08 12:11:28" },
  { height:  551948 , difficulty:  1126138 , date:  "2015-07-08 12:11:48" },
  { height:  551949 , difficulty:  1126728 , date:  "2015-07-08 12:11:49" },
  { height:  551950 , difficulty:  1126408 , date:  "2015-07-08 12:11:54" },
  { height:  551951 , difficulty:  1131355 , date:  "2015-07-08 12:12:34" },
  { height:  551952 , difficulty:  1128757 , date:  "2015-07-08 12:12:38" },
  { height:  551953 , difficulty:  1132994 , date:  "2015-07-08 12:12:40" },
  { height:  551954 , difficulty:  1133252 , date:  "2015-07-08 12:13:48" },
  { height:  551955 , difficulty:  1135106 , date:  "2015-07-08 12:13:54" },
  { height:  551956 , difficulty:  1135228 , date:  "2015-07-08 12:16:25" },
  { height:  551957 , difficulty:  1131419 , date:  "2015-07-08 12:16:44" },
  { height:  551958 , difficulty:  1130519 , date:  "2015-07-08 12:17:15" },
  { height:  551959 , difficulty:  1130977 , date:  "2015-07-08 12:18:13" },
  { height:  551960 , difficulty:  1131239 , date:  "2015-07-08 12:23:00" },
  { height:  551961 , difficulty:  1133708 , date:  "2015-07-08 12:23:04" },
  { height:  551962 , difficulty:  1135371 , date:  "2015-07-08 12:24:39" },
  { height:  551963 , difficulty:  1132379 , date:  "2015-07-08 12:24:41" },
  { height:  551964 , difficulty:  1132498 , date:  "2015-07-08 12:25:29" },
  { height:  551965 , difficulty:  1128670 , date:  "2015-07-08 12:25:58" },
  { height:  551966 , difficulty:  1125107 , date:  "2015-07-08 12:28:11" },
  { height:  551967 , difficulty:  1128379 , date:  "2015-07-08 12:29:53" },
  { height:  551968 , difficulty:  1131899 , date:  "2015-07-08 12:31:35" },
  { height:  551969 , difficulty:  1129458 , date:  "2015-07-08 12:31:42" },
  { height:  551970 , difficulty:  1130635 , date:  "2015-07-08 12:33:50" },
  { height:  551971 , difficulty:  1129989 , date:  "2015-07-08 12:35:19" },
  { height:  551972 , difficulty:  1128951 , date:  "2015-07-08 12:35:25" },
  { height:  551973 , difficulty:  1127617 , date:  "2015-07-08 12:37:00" },
  { height:  551974 , difficulty:  1127902 , date:  "2015-07-08 12:37:16" },
  { height:  551975 , difficulty:  1127928 , date:  "2015-07-08 12:38:20" },
  { height:  551976 , difficulty:  1126223 , date:  "2015-07-08 12:39:44" },
  { height:  551977 , difficulty:  1124845 , date:  "2015-07-08 12:42:40" },
  { height:  551978 , difficulty:  1124562 , date:  "2015-07-08 12:42:59" },
  { height:  551979 , difficulty:  1126656 , date:  "2015-07-08 12:43:16" },
  { height:  551980 , difficulty:  1126582 , date:  "2015-07-08 12:44:31" },
  { height:  551981 , difficulty:  1125252 , date:  "2015-07-08 12:46:47" },
  { height:  551982 , difficulty:  1125151 , date:  "2015-07-08 12:46:52" },
  { height:  551983 , difficulty:  1126041 , date:  "2015-07-08 12:48:45" },
  { height:  551984 , difficulty:  1132965 , date:  "2015-07-08 12:49:17" },
  { height:  551985 , difficulty:  1130252 , date:  "2015-07-08 12:51:49" },
  { height:  551986 , difficulty:  1133489 , date:  "2015-07-08 12:53:43" },
  { height:  551987 , difficulty:  1133458 , date:  "2015-07-08 12:54:33" },
  { height:  551988 , difficulty:  1134666 , date:  "2015-07-08 12:56:14" },
  { height:  551989 , difficulty:  1135015 , date:  "2015-07-08 12:56:55" },
  { height:  551990 , difficulty:  1136969 , date:  "2015-07-08 12:57:06" },
  { height:  551991 , difficulty:  1139232 , date:  "2015-07-08 12:57:30" },
  { height:  551992 , difficulty:  1145390 , date:  "2015-07-08 12:58:37" },
  { height:  551993 , difficulty:  1144173 , date:  "2015-07-08 12:58:40" },
  { height:  551994 , difficulty:  1145324 , date:  "2015-07-08 13:00:52" },
  { height:  551995 , difficulty:  1145336 , date:  "2015-07-08 13:02:37" },
  { height:  551996 , difficulty:  1147561 , date:  "2015-07-08 13:03:05" },
  { height:  551997 , difficulty:  1147754 , date:  "2015-07-08 13:03:51" },
  { height:  551998 , difficulty:  1148079 , date:  "2015-07-08 13:07:37" },
  { height:  551999 , difficulty:  1152417 , date:  "2015-07-08 13:07:39" },
  { height:  552000 , difficulty:  1153701 , date:  "2015-07-08 13:08:07" },
  { height:  552001 , difficulty:  1153280 , date:  "2015-07-08 13:08:11" },
  { height:  552002 , difficulty:  1147284 , date:  "2015-07-08 13:09:28" },
  { height:  552003 , difficulty:  1147740 , date:  "2015-07-08 13:09:34" },
  { height:  552004 , difficulty:  1145144 , date:  "2015-07-08 13:10:10" },
  { height:  552005 , difficulty:  1144899 , date:  "2015-07-08 13:11:07" },
  { height:  552006 , difficulty:  1144682 , date:  "2015-07-08 13:11:54" },
  { height:  552007 , difficulty:  1142133 , date:  "2015-07-08 13:11:59" },
  { height:  552008 , difficulty:  1142565 , date:  "2015-07-08 13:13:03" },
  { height:  552009 , difficulty:  1140565 , date:  "2015-07-08 13:14:44" },
  { height:  552010 , difficulty:  1140467 , date:  "2015-07-08 13:16:08" },
  { height:  552011 , difficulty:  1141148 , date:  "2015-07-08 13:16:24" },
  { height:  552012 , difficulty:  1148231 , date:  "2015-07-08 13:17:00" },
  { height:  552013 , difficulty:  1140834 , date:  "2015-07-08 13:17:03" },
  { height:  552014 , difficulty:  1142489 , date:  "2015-07-08 13:19:31" },
  { height:  552015 , difficulty:  1143412 , date:  "2015-07-08 13:21:00" },
  { height:  552016 , difficulty:  1142476 , date:  "2015-07-08 13:21:24" },
  { height:  552017 , difficulty:  1145010 , date:  "2015-07-08 13:21:41" },
  { height:  552018 , difficulty:  1133257 , date:  "2015-07-08 13:22:17" },
  { height:  552019 , difficulty:  1136241 , date:  "2015-07-08 13:23:10" },
  { height:  552020 , difficulty:  1138713 , date:  "2015-07-08 13:23:14" },
  { height:  552021 , difficulty:  1135859 , date:  "2015-07-08 13:24:13" },
  { height:  552022 , difficulty:  1139512 , date:  "2015-07-08 13:25:51" },
  { height:  552023 , difficulty:  1134552 , date:  "2015-07-08 13:27:28" },
  { height:  552024 , difficulty:  1137661 , date:  "2015-07-08 13:27:32" },
  { height:  552025 , difficulty:  1141026 , date:  "2015-07-08 13:28:38" },
  { height:  552026 , difficulty:  1143472 , date:  "2015-07-08 13:32:08" },
  { height:  552027 , difficulty:  1148225 , date:  "2015-07-08 13:32:11" },
  { height:  552028 , difficulty:  1149227 , date:  "2015-07-08 13:33:26" },
  { height:  552029 , difficulty:  1150414 , date:  "2015-07-08 13:33:41" },
  { height:  552030 , difficulty:  1148531 , date:  "2015-07-08 13:34:21" },
  { height:  552031 , difficulty:  1151542 , date:  "2015-07-08 13:35:41" },
  { height:  552032 , difficulty:  1146567 , date:  "2015-07-08 13:35:47" },
  { height:  552033 , difficulty:  1158833 , date:  "2015-07-08 13:36:36" },
  { height:  552034 , difficulty:  1159279 , date:  "2015-07-08 13:38:31" },
  { height:  552035 , difficulty:  1158323 , date:  "2015-07-08 13:38:56" },
  { height:  552036 , difficulty:  1148891 , date:  "2015-07-08 13:47:52" },
  { height:  552037 , difficulty:  1149304 , date:  "2015-07-08 13:48:10" },
  { height:  552038 , difficulty:  1152053 , date:  "2015-07-08 13:49:21" },
  { height:  552039 , difficulty:  1153691 , date:  "2015-07-08 13:49:27" },
  { height:  552040 , difficulty:  1152411 , date:  "2015-07-08 13:49:55" },
  { height:  552041 , difficulty:  1154142 , date:  "2015-07-08 13:52:48" },
  { height:  552042 , difficulty:  1149844 , date:  "2015-07-08 13:52:53" },
  { height:  552043 , difficulty:  1151199 , date:  "2015-07-08 13:53:09" },
  { height:  552044 , difficulty:  1148118 , date:  "2015-07-08 13:54:09" },
  { height:  552045 , difficulty:  1148095 , date:  "2015-07-08 13:55:07" },
  { height:  552046 , difficulty:  1144395 , date:  "2015-07-08 13:55:13" },
  { height:  552047 , difficulty:  1143376 , date:  "2015-07-08 13:55:16" },
  { height:  552048 , difficulty:  1145154 , date:  "2015-07-08 13:56:09" },
  { height:  552049 , difficulty:  1149354 , date:  "2015-07-08 13:57:45" },
  { height:  552050 , difficulty:  1149867 , date:  "2015-07-08 13:58:36" },
  { height:  552051 , difficulty:  1148055 , date:  "2015-07-08 13:58:50" },
  { height:  552052 , difficulty:  1152811 , date:  "2015-07-08 13:59:54" },
  { height:  552053 , difficulty:  1148019 , date:  "2015-07-08 13:59:57" },
  { height:  552054 , difficulty:  1149832 , date:  "2015-07-08 14:00:36" },
  { height:  552055 , difficulty:  1149802 , date:  "2015-07-08 14:00:46" },
  { height:  552056 , difficulty:  1147724 , date:  "2015-07-08 14:00:51" },
  { height:  552057 , difficulty:  1143939 , date:  "2015-07-08 14:02:30" },
  { height:  552058 , difficulty:  1150166 , date:  "2015-07-08 14:04:16" },
  { height:  552059 , difficulty:  1146464 , date:  "2015-07-08 14:04:19" },
  { height:  552060 , difficulty:  1147618 , date:  "2015-07-08 14:08:30" },
  { height:  552061 , difficulty:  1148597 , date:  "2015-07-08 14:11:01" },
  { height:  552062 , difficulty:  1145766 , date:  "2015-07-08 14:11:06" },
  { height:  552063 , difficulty:  1144412 , date:  "2015-07-08 14:11:47" },
  { height:  552064 , difficulty:  1143401 , date:  "2015-07-08 14:12:19" },
  { height:  552065 , difficulty:  1142292 , date:  "2015-07-08 14:12:20" },
  { height:  552066 , difficulty:  1142053 , date:  "2015-07-08 14:13:29" },
  { height:  552067 , difficulty:  1145049 , date:  "2015-07-08 14:14:46" },
  { height:  552068 , difficulty:  1143033 , date:  "2015-07-08 14:15:19" },
  { height:  552069 , difficulty:  1144946 , date:  "2015-07-08 14:16:13" },
  { height:  552070 , difficulty:  1141834 , date:  "2015-07-08 14:17:31" },
  { height:  552071 , difficulty:  1139961 , date:  "2015-07-08 14:17:33" },
  { height:  552072 , difficulty:  1142597 , date:  "2015-07-08 14:17:38" },
  { height:  552073 , difficulty:  1142714 , date:  "2015-07-08 14:20:55" },
  { height:  552074 , difficulty:  1136650 , date:  "2015-07-08 14:21:28" },
  { height:  552075 , difficulty:  1137896 , date:  "2015-07-08 14:21:51" },
  { height:  552076 , difficulty:  1140438 , date:  "2015-07-08 14:22:01" },
  { height:  552077 , difficulty:  1144783 , date:  "2015-07-08 14:22:51" },
  { height:  552078 , difficulty:  1144101 , date:  "2015-07-08 14:24:14" },
  { height:  552079 , difficulty:  1144119 , date:  "2015-07-08 14:24:19" },
  { height:  552080 , difficulty:  1143963 , date:  "2015-07-08 14:24:32" },
  { height:  552081 , difficulty:  1147478 , date:  "2015-07-08 14:24:49" },
  { height:  552082 , difficulty:  1147120 , date:  "2015-07-08 14:25:26" },
  { height:  552083 , difficulty:  1149605 , date:  "2015-07-08 14:30:49" },
  { height:  552084 , difficulty:  1148934 , date:  "2015-07-08 14:31:00" },
  { height:  552085 , difficulty:  1146885 , date:  "2015-07-08 14:32:33" },
  { height:  552086 , difficulty:  1147549 , date:  "2015-07-08 14:33:18" },
  { height:  552087 , difficulty:  1147278 , date:  "2015-07-08 14:34:03" },
  { height:  552088 , difficulty:  1151702 , date:  "2015-07-08 14:34:46" },
  { height:  552089 , difficulty:  1152011 , date:  "2015-07-08 14:35:40" },
  { height:  552090 , difficulty:  1147146 , date:  "2015-07-08 14:36:48" },
  { height:  552091 , difficulty:  1146284 , date:  "2015-07-08 14:37:06" },
  { height:  552092 , difficulty:  1146189 , date:  "2015-07-08 14:37:08" },
  { height:  552093 , difficulty:  1146371 , date:  "2015-07-08 14:37:13" },
  { height:  552094 , difficulty:  1145429 , date:  "2015-07-08 14:38:26" },
  { height:  552095 , difficulty:  1146333 , date:  "2015-07-08 14:39:13" },
  { height:  552096 , difficulty:  1146744 , date:  "2015-07-08 14:42:12" },
  { height:  552097 , difficulty:  1147207 , date:  "2015-07-08 14:42:57" },
  { height:  552098 , difficulty:  1146574 , date:  "2015-07-08 14:45:43" },
  { height:  552099 , difficulty:  1143799 , date:  "2015-07-08 14:46:27" },
  { height:  552100 , difficulty:  1143932 , date:  "2015-07-08 14:46:38" },
  { height:  552101 , difficulty:  1143575 , date:  "2015-07-08 14:46:46" },
  { height:  552102 , difficulty:  1136755 , date:  "2015-07-08 14:46:58" },
  { height:  552103 , difficulty:  1138760 , date:  "2015-07-08 14:47:23" },
  { height:  552104 , difficulty:  1137115 , date:  "2015-07-08 14:47:49" },
  { height:  552105 , difficulty:  1137478 , date:  "2015-07-08 14:47:54" },
  { height:  552106 , difficulty:  1136393 , date:  "2015-07-08 14:47:57" },
  { height:  552107 , difficulty:  1135842 , date:  "2015-07-08 14:47:58" },
  { height:  552108 , difficulty:  1137476 , date:  "2015-07-08 14:49:27" },
  { height:  552109 , difficulty:  1136777 , date:  "2015-07-08 14:50:13" },
  { height:  552110 , difficulty:  1133272 , date:  "2015-07-08 14:50:17" },
  { height:  552111 , difficulty:  1135912 , date:  "2015-07-08 14:50:20" },
  { height:  552112 , difficulty:  1118950 , date:  "2015-07-08 14:50:47" },
  { height:  552113 , difficulty:  1124834 , date:  "2015-07-08 14:53:32" },
  { height:  552114 , difficulty:  1123151 , date:  "2015-07-08 14:54:14" },
  { height:  552115 , difficulty:  1125464 , date:  "2015-07-08 14:54:20" },
  { height:  552116 , difficulty:  1126398 , date:  "2015-07-08 14:54:44" },
  { height:  552117 , difficulty:  1121563 , date:  "2015-07-08 14:56:02" },
  { height:  552118 , difficulty:  1123831 , date:  "2015-07-08 14:56:44" },
  { height:  552119 , difficulty:  1126371 , date:  "2015-07-08 14:57:22" },
  { height:  552120 , difficulty:  1125628 , date:  "2015-07-08 14:57:45" },
  { height:  552121 , difficulty:  1126267 , date:  "2015-07-08 14:58:09" },
  { height:  552122 , difficulty:  1128825 , date:  "2015-07-08 14:58:30" },
  { height:  552123 , difficulty:  1130648 , date:  "2015-07-08 15:01:55" },
  { height:  552124 , difficulty:  1136461 , date:  "2015-07-08 15:02:01" },
  { height:  552125 , difficulty:  1133581 , date:  "2015-07-08 15:02:44" },
  { height:  552126 , difficulty:  1133252 , date:  "2015-07-08 15:03:52" },
  { height:  552127 , difficulty:  1133017 , date:  "2015-07-08 15:04:56" },
  { height:  552128 , difficulty:  1131405 , date:  "2015-07-08 15:05:58" },
  { height:  552129 , difficulty:  1134952 , date:  "2015-07-08 15:06:03" },
  { height:  552130 , difficulty:  1135937 , date:  "2015-07-08 15:06:15" },
  { height:  552131 , difficulty:  1136368 , date:  "2015-07-08 15:06:53" },
  { height:  552132 , difficulty:  1136697 , date:  "2015-07-08 15:07:53" },
  { height:  552133 , difficulty:  1138823 , date:  "2015-07-08 15:08:08" },
  { height:  552134 , difficulty:  1136508 , date:  "2015-07-08 15:10:53" },
  { height:  552135 , difficulty:  1139231 , date:  "2015-07-08 15:11:37" },
  { height:  552136 , difficulty:  1131335 , date:  "2015-07-08 15:12:08" },
  { height:  552137 , difficulty:  1129474 , date:  "2015-07-08 15:13:49" },
  { height:  552138 , difficulty:  1129581 , date:  "2015-07-08 15:15:05" },
  { height:  552139 , difficulty:  1128780 , date:  "2015-07-08 15:15:10" },
  { height:  552140 , difficulty:  1128299 , date:  "2015-07-08 15:15:51" },
  { height:  552141 , difficulty:  1129978 , date:  "2015-07-08 15:16:02" },
  { height:  552142 , difficulty:  1129298 , date:  "2015-07-08 15:16:19" },
  { height:  552143 , difficulty:  1129562 , date:  "2015-07-08 15:16:30" },
  { height:  552144 , difficulty:  1129207 , date:  "2015-07-08 15:16:30" },
  { height:  552145 , difficulty:  1130343 , date:  "2015-07-08 15:16:52" },
  { height:  552146 , difficulty:  1128633 , date:  "2015-07-08 15:18:44" },
  { height:  552147 , difficulty:  1129367 , date:  "2015-07-08 15:19:16" },
  { height:  552148 , difficulty:  1130433 , date:  "2015-07-08 15:19:48" },
  { height:  552149 , difficulty:  1133447 , date:  "2015-07-08 15:20:13" },
  { height:  552150 , difficulty:  1135881 , date:  "2015-07-08 15:21:34" },
  { height:  552151 , difficulty:  1138361 , date:  "2015-07-08 15:21:35" },
  { height:  552152 , difficulty:  1138297 , date:  "2015-07-08 15:24:09" },
  { height:  552153 , difficulty:  1140017 , date:  "2015-07-08 15:24:12" },
  { height:  552154 , difficulty:  1139136 , date:  "2015-07-08 15:24:16" },
  { height:  552155 , difficulty:  1140883 , date:  "2015-07-08 15:27:42" },
  { height:  552156 , difficulty:  1140725 , date:  "2015-07-08 15:27:46" },
  { height:  552157 , difficulty:  1144868 , date:  "2015-07-08 15:28:41" },
  { height:  552158 , difficulty:  1143982 , date:  "2015-07-08 15:28:43" },
  { height:  552159 , difficulty:  1134537 , date:  "2015-07-08 15:29:29" },
  { height:  552160 , difficulty:  1135090 , date:  "2015-07-08 15:31:16" },
  { height:  552161 , difficulty:  1134177 , date:  "2015-07-08 15:31:18" },
  { height:  552162 , difficulty:  1132846 , date:  "2015-07-08 15:31:48" },
  { height:  552163 , difficulty:  1134403 , date:  "2015-07-08 15:31:55" },
  { height:  552164 , difficulty:  1139905 , date:  "2015-07-08 15:33:19" },
  { height:  552165 , difficulty:  1138409 , date:  "2015-07-08 15:33:33" },
  { height:  552166 , difficulty:  1137066 , date:  "2015-07-08 15:36:45" },
  { height:  552167 , difficulty:  1140143 , date:  "2015-07-08 15:37:34" },
  { height:  552168 , difficulty:  1143167 , date:  "2015-07-08 15:39:13" },
  { height:  552169 , difficulty:  1143230 , date:  "2015-07-08 15:39:18" },
  { height:  552170 , difficulty:  1143750 , date:  "2015-07-08 15:40:22" },
  { height:  552171 , difficulty:  1142523 , date:  "2015-07-08 15:42:32" },
  { height:  552172 , difficulty:  1136878 , date:  "2015-07-08 15:44:44" },
  { height:  552173 , difficulty:  1137074 , date:  "2015-07-08 15:45:08" },
  { height:  552174 , difficulty:  1132783 , date:  "2015-07-08 15:49:13" },
  { height:  552175 , difficulty:  1141975 , date:  "2015-07-08 15:49:22" },
  { height:  552176 , difficulty:  1143143 , date:  "2015-07-08 15:49:36" },
  { height:  552177 , difficulty:  1144080 , date:  "2015-07-08 15:49:45" },
  { height:  552178 , difficulty:  1143816 , date:  "2015-07-08 15:49:45" },
  { height:  552179 , difficulty:  1143490 , date:  "2015-07-08 15:49:49" },
  { height:  552180 , difficulty:  1143427 , date:  "2015-07-08 15:51:12" },
  { height:  552181 , difficulty:  1144380 , date:  "2015-07-08 15:53:04" },
  { height:  552182 , difficulty:  1147687 , date:  "2015-07-08 15:56:30" },
  { height:  552183 , difficulty:  1147845 , date:  "2015-07-08 15:58:49" },
  { height:  552184 , difficulty:  1145422 , date:  "2015-07-08 16:01:32" },
  { height:  552185 , difficulty:  1148905 , date:  "2015-07-08 16:01:33" },
  { height:  552186 , difficulty:  1151228 , date:  "2015-07-08 16:01:48" },
  { height:  552187 , difficulty:  1154139 , date:  "2015-07-08 16:02:53" },
  { height:  552188 , difficulty:  1158251 , date:  "2015-07-08 16:03:06" },
  { height:  552189 , difficulty:  1152778 , date:  "2015-07-08 16:06:43" },
  { height:  552190 , difficulty:  1156018 , date:  "2015-07-08 16:06:45" },
  { height:  552191 , difficulty:  1155936 , date:  "2015-07-08 16:07:19" },
  { height:  552192 , difficulty:  1156722 , date:  "2015-07-08 16:08:53" },
  { height:  552193 , difficulty:  1156990 , date:  "2015-07-08 16:08:56" },
  { height:  552194 , difficulty:  1157165 , date:  "2015-07-08 16:09:28" },
  { height:  552195 , difficulty:  1157955 , date:  "2015-07-08 16:09:45" },
  { height:  552196 , difficulty:  1162211 , date:  "2015-07-08 16:09:49" },
  { height:  552197 , difficulty:  1162150 , date:  "2015-07-08 16:09:51" },
  { height:  552198 , difficulty:  1164213 , date:  "2015-07-08 16:10:49" },
  { height:  552199 , difficulty:  1158656 , date:  "2015-07-08 16:10:51" },
  { height:  552200 , difficulty:  1159445 , date:  "2015-07-08 16:12:05" },
  { height:  552201 , difficulty:  1160500 , date:  "2015-07-08 16:12:33" },
  { height:  552202 , difficulty:  1158566 , date:  "2015-07-08 16:13:33" },
  { height:  552203 , difficulty:  1157165 , date:  "2015-07-08 16:13:56" },
  { height:  552204 , difficulty:  1159410 , date:  "2015-07-08 16:14:06" },
  { height:  552205 , difficulty:  1162560 , date:  "2015-07-08 16:16:28" },
  { height:  552206 , difficulty:  1164191 , date:  "2015-07-08 16:16:59" },
  { height:  552207 , difficulty:  1163565 , date:  "2015-07-08 16:19:55" },
  { height:  552208 , difficulty:  1165058 , date:  "2015-07-08 16:21:57" },
  { height:  552209 , difficulty:  1166599 , date:  "2015-07-08 16:22:44" },
  { height:  552210 , difficulty:  1164576 , date:  "2015-07-08 16:22:49" },
  { height:  552211 , difficulty:  1164650 , date:  "2015-07-08 16:23:17" },
  { height:  552212 , difficulty:  1164217 , date:  "2015-07-08 16:23:40" },
  { height:  552213 , difficulty:  1161470 , date:  "2015-07-08 16:23:43" },
  { height:  552214 , difficulty:  1159989 , date:  "2015-07-08 16:24:51" },
  { height:  552215 , difficulty:  1166435 , date:  "2015-07-08 16:25:00" },
  { height:  552216 , difficulty:  1166814 , date:  "2015-07-08 16:25:07" },
  { height:  552217 , difficulty:  1167436 , date:  "2015-07-08 16:25:18" },
  { height:  552218 , difficulty:  1167097 , date:  "2015-07-08 16:26:35" },
  { height:  552219 , difficulty:  1167306 , date:  "2015-07-08 16:27:43" },
  { height:  552220 , difficulty:  1171232 , date:  "2015-07-08 16:28:52" },
  { height:  552221 , difficulty:  1171170 , date:  "2015-07-08 16:30:46" },
  { height:  552222 , difficulty:  1167833 , date:  "2015-07-08 16:30:48" },
  { height:  552223 , difficulty:  1172807 , date:  "2015-07-08 16:32:55" },
  { height:  552224 , difficulty:  1175350 , date:  "2015-07-08 16:33:08" },
  { height:  552225 , difficulty:  1174779 , date:  "2015-07-08 16:33:49" },
  { height:  552226 , difficulty:  1178817 , date:  "2015-07-08 16:35:04" },
  { height:  552227 , difficulty:  1192018 , date:  "2015-07-08 16:35:07" },
  { height:  552228 , difficulty:  1186852 , date:  "2015-07-08 16:35:35" },
  { height:  552229 , difficulty:  1188245 , date:  "2015-07-08 16:35:45" },
  { height:  552230 , difficulty:  1192963 , date:  "2015-07-08 16:36:56" },
  { height:  552231 , difficulty:  1185848 , date:  "2015-07-08 16:38:58" },
  { height:  552232 , difficulty:  1186882 , date:  "2015-07-08 16:40:12" },
  { height:  552233 , difficulty:  1188494 , date:  "2015-07-08 16:41:39" },
  { height:  552234 , difficulty:  1189286 , date:  "2015-07-08 16:44:21" },
  { height:  552235 , difficulty:  1190742 , date:  "2015-07-08 16:45:48" },
  { height:  552236 , difficulty:  1187208 , date:  "2015-07-08 16:45:57" },
  { height:  552237 , difficulty:  1188690 , date:  "2015-07-08 16:46:24" },
  { height:  552238 , difficulty:  1187753 , date:  "2015-07-08 16:47:00" },
  { height:  552239 , difficulty:  1191522 , date:  "2015-07-08 16:47:56" },
  { height:  552240 , difficulty:  1189641 , date:  "2015-07-08 16:49:20" },
  { height:  552241 , difficulty:  1193074 , date:  "2015-07-08 16:49:37" },
  { height:  552242 , difficulty:  1187197 , date:  "2015-07-08 16:51:47" },
  { height:  552243 , difficulty:  1185649 , date:  "2015-07-08 16:51:53" },
  { height:  552244 , difficulty:  1187015 , date:  "2015-07-08 16:55:27" },
  { height:  552245 , difficulty:  1190875 , date:  "2015-07-08 16:57:40" },
  { height:  552246 , difficulty:  1189013 , date:  "2015-07-08 16:57:47" },
  { height:  552247 , difficulty:  1184924 , date:  "2015-07-08 16:58:14" },
  { height:  552248 , difficulty:  1181028 , date:  "2015-07-08 17:01:56" },
  { height:  552249 , difficulty:  1180618 , date:  "2015-07-08 17:02:13" },
  { height:  552250 , difficulty:  1175002 , date:  "2015-07-08 17:05:07" },
  { height:  552251 , difficulty:  1180434 , date:  "2015-07-08 17:07:33" },
  { height:  552252 , difficulty:  1180218 , date:  "2015-07-08 17:10:00" },
  { height:  552253 , difficulty:  1182601 , date:  "2015-07-08 17:11:05" },
  { height:  552254 , difficulty:  1182771 , date:  "2015-07-08 17:11:10" },
  { height:  552255 , difficulty:  1183785 , date:  "2015-07-08 17:12:26" },
  { height:  552256 , difficulty:  1182724 , date:  "2015-07-08 17:16:37" },
  { height:  552257 , difficulty:  1181423 , date:  "2015-07-08 17:17:25" },
  { height:  552258 , difficulty:  1174419 , date:  "2015-07-08 17:18:49" },
  { height:  552259 , difficulty:  1171894 , date:  "2015-07-08 17:21:43" },
  { height:  552260 , difficulty:  1168516 , date:  "2015-07-08 17:22:01" },
  { height:  552261 , difficulty:  1168798 , date:  "2015-07-08 17:24:31" },
  { height:  552262 , difficulty:  1168642 , date:  "2015-07-08 17:24:36" },
  { height:  552263 , difficulty:  1175567 , date:  "2015-07-08 17:25:23" },
  { height:  552264 , difficulty:  1175361 , date:  "2015-07-08 17:27:10" },
  { height:  552265 , difficulty:  1168902 , date:  "2015-07-08 17:27:42" },
  { height:  552266 , difficulty:  1170348 , date:  "2015-07-08 17:27:44" },
  { height:  552267 , difficulty:  1175600 , date:  "2015-07-08 17:29:35" },
  { height:  552268 , difficulty:  1173554 , date:  "2015-07-08 17:29:40" },
  { height:  552269 , difficulty:  1177330 , date:  "2015-07-08 17:29:48" },
  { height:  552270 , difficulty:  1176527 , date:  "2015-07-08 17:30:30" },
  { height:  552271 , difficulty:  1176284 , date:  "2015-07-08 17:30:36" },
  { height:  552272 , difficulty:  1177861 , date:  "2015-07-08 17:31:22" },
  { height:  552273 , difficulty:  1177975 , date:  "2015-07-08 17:32:25" },
  { height:  552274 , difficulty:  1178445 , date:  "2015-07-08 17:34:15" },
  { height:  552275 , difficulty:  1178870 , date:  "2015-07-08 17:34:20" },
  { height:  552276 , difficulty:  1176473 , date:  "2015-07-08 17:34:34" },
  { height:  552277 , difficulty:  1177586 , date:  "2015-07-08 17:36:14" },
  { height:  552278 , difficulty:  1176818 , date:  "2015-07-08 17:37:07" },
  { height:  552279 , difficulty:  1177572 , date:  "2015-07-08 17:44:03" },
  { height:  552280 , difficulty:  1177537 , date:  "2015-07-08 17:44:08" },
  { height:  552281 , difficulty:  1173046 , date:  "2015-07-08 17:44:44" },
  { height:  552282 , difficulty:  1172678 , date:  "2015-07-08 17:44:56" },
  { height:  552283 , difficulty:  1167610 , date:  "2015-07-08 17:45:38" },
  { height:  552284 , difficulty:  1163713 , date:  "2015-07-08 17:45:44" },
  { height:  552285 , difficulty:  1163057 , date:  "2015-07-08 17:46:27" },
  { height:  552286 , difficulty:  1168174 , date:  "2015-07-08 17:47:09" },
  { height:  552287 , difficulty:  1167472 , date:  "2015-07-08 17:48:34" },
  { height:  552288 , difficulty:  1169605 , date:  "2015-07-08 17:48:59" },
  { height:  552289 , difficulty:  1171190 , date:  "2015-07-08 17:49:23" },
  { height:  552290 , difficulty:  1169309 , date:  "2015-07-08 17:49:48" },
  { height:  552291 , difficulty:  1169950 , date:  "2015-07-08 17:51:45" },
  { height:  552292 , difficulty:  1170689 , date:  "2015-07-08 17:56:18" },
  { height:  552293 , difficulty:  1176222 , date:  "2015-07-08 17:58:22" },
  { height:  552294 , difficulty:  1176899 , date:  "2015-07-08 17:59:42" },
  { height:  552295 , difficulty:  1175257 , date:  "2015-07-08 18:00:49" },
  { height:  552296 , difficulty:  1174563 , date:  "2015-07-08 18:00:56" },
  { height:  552297 , difficulty:  1172212 , date:  "2015-07-08 18:03:25" },
  { height:  552298 , difficulty:  1173949 , date:  "2015-07-08 18:03:37" },
  { height:  552299 , difficulty:  1169828 , date:  "2015-07-08 18:03:59" },
  { height:  552300 , difficulty:  1176926 , date:  "2015-07-08 18:05:57" },
  { height:  552301 , difficulty:  1175788 , date:  "2015-07-08 18:06:18" },
  { height:  552302 , difficulty:  1173463 , date:  "2015-07-08 18:07:26" },
  { height:  552303 , difficulty:  1176007 , date:  "2015-07-08 18:07:56" },
  { height:  552304 , difficulty:  1175885 , date:  "2015-07-08 18:11:50" },
  { height:  552305 , difficulty:  1177079 , date:  "2015-07-08 18:11:52" },
  { height:  552306 , difficulty:  1184038 , date:  "2015-07-08 18:12:29" },
  { height:  552307 , difficulty:  1183462 , date:  "2015-07-08 18:12:31" },
  { height:  552308 , difficulty:  1184815 , date:  "2015-07-08 18:12:40" },
  { height:  552309 , difficulty:  1183934 , date:  "2015-07-08 18:13:19" },
  { height:  552310 , difficulty:  1178600 , date:  "2015-07-08 18:13:20" },
  { height:  552311 , difficulty:  1179294 , date:  "2015-07-08 18:16:42" },
  { height:  552312 , difficulty:  1183808 , date:  "2015-07-08 18:16:46" },
  { height:  552313 , difficulty:  1184812 , date:  "2015-07-08 18:17:23" },
  { height:  552314 , difficulty:  1187072 , date:  "2015-07-08 18:17:26" },
  { height:  552315 , difficulty:  1186397 , date:  "2015-07-08 18:19:15" },
  { height:  552316 , difficulty:  1183900 , date:  "2015-07-08 18:22:30" },
  { height:  552317 , difficulty:  1187333 , date:  "2015-07-08 18:22:36" },
  { height:  552318 , difficulty:  1185636 , date:  "2015-07-08 18:22:42" },
  { height:  552319 , difficulty:  1187545 , date:  "2015-07-08 18:23:41" },
  { height:  552320 , difficulty:  1180512 , date:  "2015-07-08 18:23:46" },
  { height:  552321 , difficulty:  1176735 , date:  "2015-07-08 18:24:44" },
  { height:  552322 , difficulty:  1178520 , date:  "2015-07-08 18:26:08" },
  { height:  552323 , difficulty:  1177976 , date:  "2015-07-08 18:27:07" },
  { height:  552324 , difficulty:  1172617 , date:  "2015-07-08 18:27:28" },
  { height:  552325 , difficulty:  1177291 , date:  "2015-07-08 18:29:09" },
  { height:  552326 , difficulty:  1172204 , date:  "2015-07-08 18:29:50" },
  { height:  552327 , difficulty:  1171429 , date:  "2015-07-08 18:30:06" },
  { height:  552328 , difficulty:  1170175 , date:  "2015-07-08 18:30:07" },
  { height:  552329 , difficulty:  1168997 , date:  "2015-07-08 18:30:28" },
  { height:  552330 , difficulty:  1170501 , date:  "2015-07-08 18:33:04" },
  { height:  552331 , difficulty:  1169490 , date:  "2015-07-08 18:33:43" },
  { height:  552332 , difficulty:  1161836 , date:  "2015-07-08 18:35:22" },
  { height:  552333 , difficulty:  1160673 , date:  "2015-07-08 18:37:46" },
  { height:  552334 , difficulty:  1161206 , date:  "2015-07-08 18:39:53" },
  { height:  552335 , difficulty:  1155731 , date:  "2015-07-08 18:43:06" },
  { height:  552336 , difficulty:  1160815 , date:  "2015-07-08 18:44:00" },
  { height:  552337 , difficulty:  1156197 , date:  "2015-07-08 18:45:31" },
  { height:  552338 , difficulty:  1156377 , date:  "2015-07-08 18:47:52" },
  { height:  552339 , difficulty:  1160345 , date:  "2015-07-08 18:47:58" },
  { height:  552340 , difficulty:  1157548 , date:  "2015-07-08 18:51:03" },
  { height:  552341 , difficulty:  1157635 , date:  "2015-07-08 18:52:18" },
  { height:  552342 , difficulty:  1158589 , date:  "2015-07-08 18:52:49" },
  { height:  552343 , difficulty:  1156400 , date:  "2015-07-08 18:54:22" },
  { height:  552344 , difficulty:  1157531 , date:  "2015-07-08 18:54:28" },
  { height:  552345 , difficulty:  1157478 , date:  "2015-07-08 18:56:35" },
  { height:  552346 , difficulty:  1156826 , date:  "2015-07-08 18:57:02" },
  { height:  552347 , difficulty:  1157032 , date:  "2015-07-08 18:58:58" },
  { height:  552348 , difficulty:  1156481 , date:  "2015-07-08 18:59:25" },
  { height:  552349 , difficulty:  1155367 , date:  "2015-07-08 19:00:27" },
  { height:  552350 , difficulty:  1155210 , date:  "2015-07-08 19:00:55" },
  { height:  552351 , difficulty:  1155947 , date:  "2015-07-08 19:02:38" },
  { height:  552352 , difficulty:  1160135 , date:  "2015-07-08 19:02:43" },
  { height:  552353 , difficulty:  1157117 , date:  "2015-07-08 19:02:53" },
  { height:  552354 , difficulty:  1157479 , date:  "2015-07-08 19:04:28" },
  { height:  552355 , difficulty:  1148661 , date:  "2015-07-08 19:05:03" },
  { height:  552356 , difficulty:  1149545 , date:  "2015-07-08 19:06:39" },
  { height:  552357 , difficulty:  1151003 , date:  "2015-07-08 19:07:06" },
  { height:  552358 , difficulty:  1153845 , date:  "2015-07-08 19:07:09" },
  { height:  552359 , difficulty:  1155467 , date:  "2015-07-08 19:09:52" },
  { height:  552360 , difficulty:  1156059 , date:  "2015-07-08 19:10:57" },
  { height:  552361 , difficulty:  1158504 , date:  "2015-07-08 19:11:00" },
  { height:  552362 , difficulty:  1157516 , date:  "2015-07-08 19:13:29" },
  { height:  552363 , difficulty:  1155009 , date:  "2015-07-08 19:13:41" },
  { height:  552364 , difficulty:  1154724 , date:  "2015-07-08 19:14:38" },
  { height:  552365 , difficulty:  1155236 , date:  "2015-07-08 19:14:42" },
  { height:  552366 , difficulty:  1154681 , date:  "2015-07-08 19:15:10" },
  { height:  552367 , difficulty:  1151175 , date:  "2015-07-08 19:17:05" },
  { height:  552368 , difficulty:  1142962 , date:  "2015-07-08 19:17:57" },
  { height:  552369 , difficulty:  1139803 , date:  "2015-07-08 19:18:01" },
  { height:  552370 , difficulty:  1137560 , date:  "2015-07-08 19:21:03" },
  { height:  552371 , difficulty:  1140757 , date:  "2015-07-08 19:21:08" },
  { height:  552372 , difficulty:  1140768 , date:  "2015-07-08 19:21:54" },
  { height:  552373 , difficulty:  1136706 , date:  "2015-07-08 19:22:33" },
  { height:  552374 , difficulty:  1136584 , date:  "2015-07-08 19:24:47" },
  { height:  552375 , difficulty:  1137217 , date:  "2015-07-08 19:25:12" },
  { height:  552376 , difficulty:  1136874 , date:  "2015-07-08 19:25:45" },
  { height:  552377 , difficulty:  1139661 , date:  "2015-07-08 19:26:09" },
  { height:  552378 , difficulty:  1138286 , date:  "2015-07-08 19:28:33" },
  { height:  552379 , difficulty:  1139318 , date:  "2015-07-08 19:28:36" },
  { height:  552380 , difficulty:  1132298 , date:  "2015-07-08 19:31:43" },
  { height:  552381 , difficulty:  1132816 , date:  "2015-07-08 19:32:33" },
  { height:  552382 , difficulty:  1133577 , date:  "2015-07-08 19:33:10" },
  { height:  552383 , difficulty:  1135701 , date:  "2015-07-08 19:34:01" },
  { height:  552384 , difficulty:  1136083 , date:  "2015-07-08 19:34:03" },
  { height:  552385 , difficulty:  1138124 , date:  "2015-07-08 19:34:32" },
  { height:  552386 , difficulty:  1140188 , date:  "2015-07-08 19:34:59" },
  { height:  552387 , difficulty:  1135648 , date:  "2015-07-08 19:35:08" },
  { height:  552388 , difficulty:  1136442 , date:  "2015-07-08 19:35:22" },
  { height:  552389 , difficulty:  1138867 , date:  "2015-07-08 19:36:06" },
  { height:  552390 , difficulty:  1139154 , date:  "2015-07-08 19:36:19" },
  { height:  552391 , difficulty:  1136602 , date:  "2015-07-08 19:37:51" },
  { height:  552392 , difficulty:  1131754 , date:  "2015-07-08 19:38:37" },
  { height:  552393 , difficulty:  1133777 , date:  "2015-07-08 19:43:40" },
  { height:  552394 , difficulty:  1133938 , date:  "2015-07-08 19:43:45" },
  { height:  552395 , difficulty:  1132614 , date:  "2015-07-08 19:44:26" },
  { height:  552396 , difficulty:  1135037 , date:  "2015-07-08 19:44:29" },
  { height:  552397 , difficulty:  1133469 , date:  "2015-07-08 19:48:05" },
  { height:  552398 , difficulty:  1132159 , date:  "2015-07-08 19:48:07" },
  { height:  552399 , difficulty:  1134763 , date:  "2015-07-08 19:49:02" },
  { height:  552400 , difficulty:  1141647 , date:  "2015-07-08 19:49:05" },
  { height:  552401 , difficulty:  1140130 , date:  "2015-07-08 19:51:54" },
  { height:  552402 , difficulty:  1142092 , date:  "2015-07-08 19:52:15" },
  { height:  552403 , difficulty:  1145081 , date:  "2015-07-08 19:52:37" },
  { height:  552404 , difficulty:  1145245 , date:  "2015-07-08 19:53:06" },
  { height:  552405 , difficulty:  1148057 , date:  "2015-07-08 19:53:12" },
  { height:  552406 , difficulty:  1151044 , date:  "2015-07-08 19:55:20" },
  { height:  552407 , difficulty:  1150589 , date:  "2015-07-08 19:56:48" },
  { height:  552408 , difficulty:  1155177 , date:  "2015-07-08 19:56:53" },
  { height:  552409 , difficulty:  1151374 , date:  "2015-07-08 19:57:37" },
  { height:  552410 , difficulty:  1148151 , date:  "2015-07-08 19:57:50" },
  { height:  552411 , difficulty:  1146415 , date:  "2015-07-08 19:58:23" },
  { height:  552412 , difficulty:  1146310 , date:  "2015-07-08 19:58:32" },
  { height:  552413 , difficulty:  1144040 , date:  "2015-07-08 19:58:56" },
  { height:  552414 , difficulty:  1140790 , date:  "2015-07-08 19:59:18" },
  { height:  552415 , difficulty:  1142511 , date:  "2015-07-08 19:59:37" },
  { height:  552416 , difficulty:  1140681 , date:  "2015-07-08 20:03:13" },
  { height:  552417 , difficulty:  1142463 , date:  "2015-07-08 20:04:34" },
  { height:  552418 , difficulty:  1141912 , date:  "2015-07-08 20:05:00" },
  { height:  552419 , difficulty:  1140149 , date:  "2015-07-08 20:06:47" },
  { height:  552420 , difficulty:  1145098 , date:  "2015-07-08 20:07:04" },
  { height:  552421 , difficulty:  1142137 , date:  "2015-07-08 20:08:05" },
  { height:  552422 , difficulty:  1144135 , date:  "2015-07-08 20:08:52" },
  { height:  552423 , difficulty:  1145369 , date:  "2015-07-08 20:08:55" },
  { height:  552424 , difficulty:  1145189 , date:  "2015-07-08 20:09:11" },
  { height:  552425 , difficulty:  1147002 , date:  "2015-07-08 20:09:16" },
  { height:  552426 , difficulty:  1147658 , date:  "2015-07-08 20:11:24" },
  { height:  552427 , difficulty:  1144744 , date:  "2015-07-08 20:12:13" },
  { height:  552428 , difficulty:  1146211 , date:  "2015-07-08 20:12:14" },
  { height:  552429 , difficulty:  1146644 , date:  "2015-07-08 20:12:55" },
  { height:  552430 , difficulty:  1144926 , date:  "2015-07-08 20:13:30" },
  { height:  552431 , difficulty:  1144388 , date:  "2015-07-08 20:16:56" },
  { height:  552432 , difficulty:  1141520 , date:  "2015-07-08 20:17:50" },
  { height:  552433 , difficulty:  1142328 , date:  "2015-07-08 20:18:17" },
  { height:  552434 , difficulty:  1143242 , date:  "2015-07-08 20:19:02" },
  { height:  552435 , difficulty:  1139849 , date:  "2015-07-08 20:21:02" },
  { height:  552436 , difficulty:  1140661 , date:  "2015-07-08 20:21:03" },
  { height:  552437 , difficulty:  1140877 , date:  "2015-07-08 20:22:31" },
  { height:  552438 , difficulty:  1138294 , date:  "2015-07-08 20:23:56" },
  { height:  552439 , difficulty:  1141929 , date:  "2015-07-08 20:23:58" },
  { height:  552440 , difficulty:  1140466 , date:  "2015-07-08 20:24:08" },
  { height:  552441 , difficulty:  1144487 , date:  "2015-07-08 20:25:44" },
  { height:  552442 , difficulty:  1143813 , date:  "2015-07-08 20:25:48" },
  { height:  552443 , difficulty:  1141222 , date:  "2015-07-08 20:26:48" },
  { height:  552444 , difficulty:  1142062 , date:  "2015-07-08 20:28:59" },
  { height:  552445 , difficulty:  1148796 , date:  "2015-07-08 20:29:02" },
  { height:  552446 , difficulty:  1143737 , date:  "2015-07-08 20:30:02" },
  { height:  552447 , difficulty:  1143796 , date:  "2015-07-08 20:30:52" },
  { height:  552448 , difficulty:  1144234 , date:  "2015-07-08 20:30:58" },
  { height:  552449 , difficulty:  1149873 , date:  "2015-07-08 20:32:01" },
  { height:  552450 , difficulty:  1147436 , date:  "2015-07-08 20:32:07" },
  { height:  552451 , difficulty:  1146776 , date:  "2015-07-08 20:32:26" },
  { height:  552452 , difficulty:  1147822 , date:  "2015-07-08 20:32:44" },
  { height:  552453 , difficulty:  1150485 , date:  "2015-07-08 20:32:46" },
  { height:  552454 , difficulty:  1147374 , date:  "2015-07-08 20:32:51" },
  { height:  552455 , difficulty:  1147490 , date:  "2015-07-08 20:36:02" },
  { height:  552456 , difficulty:  1143135 , date:  "2015-07-08 20:36:06" },
  { height:  552457 , difficulty:  1141958 , date:  "2015-07-08 20:37:18" },
  { height:  552458 , difficulty:  1143270 , date:  "2015-07-08 20:38:18" },
  { height:  552459 , difficulty:  1142484 , date:  "2015-07-08 20:38:27" },
  { height:  552460 , difficulty:  1146814 , date:  "2015-07-08 20:38:31" },
  { height:  552461 , difficulty:  1146017 , date:  "2015-07-08 20:39:06" },
  { height:  552462 , difficulty:  1146125 , date:  "2015-07-08 20:41:51" },
  { height:  552463 , difficulty:  1146227 , date:  "2015-07-08 20:41:55" },
  { height:  552464 , difficulty:  1149515 , date:  "2015-07-08 20:44:08" },
  { height:  552465 , difficulty:  1148726 , date:  "2015-07-08 20:44:51" },
  { height:  552466 , difficulty:  1149259 , date:  "2015-07-08 20:45:20" },
  { height:  552467 , difficulty:  1147081 , date:  "2015-07-08 20:46:30" },
  { height:  552468 , difficulty:  1146572 , date:  "2015-07-08 20:48:37" },
  { height:  552469 , difficulty:  1137891 , date:  "2015-07-08 20:48:44" },
  { height:  552470 , difficulty:  1142308 , date:  "2015-07-08 20:49:26" },
  { height:  552471 , difficulty:  1144603 , date:  "2015-07-08 20:52:33" },
  { height:  552472 , difficulty:  1146562 , date:  "2015-07-08 20:52:38" },
  { height:  552473 , difficulty:  1145692 , date:  "2015-07-08 20:56:19" },
  { height:  552474 , difficulty:  1146516 , date:  "2015-07-08 20:56:34" },
  { height:  552475 , difficulty:  1145011 , date:  "2015-07-08 20:56:39" },
  { height:  552476 , difficulty:  1150686 , date:  "2015-07-08 20:57:19" },
  { height:  552477 , difficulty:  1146586 , date:  "2015-07-08 20:57:23" },
  { height:  552478 , difficulty:  1146036 , date:  "2015-07-08 20:58:01" },
  { height:  552479 , difficulty:  1145681 , date:  "2015-07-08 20:59:17" },
  { height:  552480 , difficulty:  1147152 , date:  "2015-07-08 21:00:35" },
  { height:  552481 , difficulty:  1148958 , date:  "2015-07-08 21:01:13" },
  { height:  552482 , difficulty:  1151917 , date:  "2015-07-08 21:02:40" },
  { height:  552483 , difficulty:  1149997 , date:  "2015-07-08 21:02:46" },
  { height:  552484 , difficulty:  1151060 , date:  "2015-07-08 21:03:56" },
  { height:  552485 , difficulty:  1149986 , date:  "2015-07-08 21:04:52" },
  { height:  552486 , difficulty:  1149936 , date:  "2015-07-08 21:04:57" },
  { height:  552487 , difficulty:  1150373 , date:  "2015-07-08 21:05:11" },
  { height:  552488 , difficulty:  1151424 , date:  "2015-07-08 21:05:13" },
  { height:  552489 , difficulty:  1150848 , date:  "2015-07-08 21:05:15" },
  { height:  552490 , difficulty:  1150392 , date:  "2015-07-08 21:05:35" },
  { height:  552491 , difficulty:  1151361 , date:  "2015-07-08 21:05:44" },
  { height:  552492 , difficulty:  1146895 , date:  "2015-07-08 21:05:57" },
  { height:  552493 , difficulty:  1144759 , date:  "2015-07-08 21:06:15" },
  { height:  552494 , difficulty:  1149174 , date:  "2015-07-08 21:07:11" },
  { height:  552495 , difficulty:  1147275 , date:  "2015-07-08 21:07:59" },
  { height:  552496 , difficulty:  1149305 , date:  "2015-07-08 21:08:03" },
  { height:  552497 , difficulty:  1147735 , date:  "2015-07-08 21:12:08" },
  { height:  552498 , difficulty:  1147293 , date:  "2015-07-08 21:13:25" },
  { height:  552499 , difficulty:  1147364 , date:  "2015-07-08 21:17:21" },
  { height:  552500 , difficulty:  1147008 , date:  "2015-07-08 21:17:26" },
  { height:  552501 , difficulty:  1150932 , date:  "2015-07-08 21:18:41" },
  { height:  552502 , difficulty:  1152067 , date:  "2015-07-08 21:20:12" },
  { height:  552503 , difficulty:  1152132 , date:  "2015-07-08 21:21:10" },
  { height:  552504 , difficulty:  1152392 , date:  "2015-07-08 21:21:31" },
  { height:  552505 , difficulty:  1151361 , date:  "2015-07-08 21:21:37" },
  { height:  552506 , difficulty:  1151940 , date:  "2015-07-08 21:22:21" },
  { height:  552507 , difficulty:  1145581 , date:  "2015-07-08 21:25:36" },
  { height:  552508 , difficulty:  1144260 , date:  "2015-07-08 21:26:23" },
  { height:  552509 , difficulty:  1145449 , date:  "2015-07-08 21:30:55" },
  { height:  552510 , difficulty:  1144121 , date:  "2015-07-08 21:31:00" },
  { height:  552511 , difficulty:  1144065 , date:  "2015-07-08 21:31:58" },
  { height:  552512 , difficulty:  1145925 , date:  "2015-07-08 21:33:43" },
  { height:  552513 , difficulty:  1144564 , date:  "2015-07-08 21:33:50" },
  { height:  552514 , difficulty:  1144060 , date:  "2015-07-08 21:34:04" },
  { height:  552515 , difficulty:  1144169 , date:  "2015-07-08 21:36:55" },
  { height:  552516 , difficulty:  1146795 , date:  "2015-07-08 21:37:01" },
  { height:  552517 , difficulty:  1146626 , date:  "2015-07-08 21:38:03" },
  { height:  552518 , difficulty:  1147084 , date:  "2015-07-08 21:38:08" },
  { height:  552519 , difficulty:  1145846 , date:  "2015-07-08 21:39:08" },
  { height:  552520 , difficulty:  1143090 , date:  "2015-07-08 21:41:26" },
  { height:  552521 , difficulty:  1144204 , date:  "2015-07-08 21:41:30" },
  { height:  552522 , difficulty:  1143835 , date:  "2015-07-08 21:43:29" },
  { height:  552523 , difficulty:  1142955 , date:  "2015-07-08 21:44:52" },
  { height:  552524 , difficulty:  1148003 , date:  "2015-07-08 21:45:56" },
  { height:  552525 , difficulty:  1146205 , date:  "2015-07-08 21:46:01" },
  { height:  552526 , difficulty:  1147723 , date:  "2015-07-08 21:48:25" },
  { height:  552527 , difficulty:  1147611 , date:  "2015-07-08 21:49:44" },
  { height:  552528 , difficulty:  1148303 , date:  "2015-07-08 21:53:23" },
  { height:  552529 , difficulty:  1150925 , date:  "2015-07-08 21:54:09" },
  { height:  552530 , difficulty:  1154623 , date:  "2015-07-08 21:54:44" },
  { height:  552531 , difficulty:  1157657 , date:  "2015-07-08 21:55:12" },
  { height:  552532 , difficulty:  1161677 , date:  "2015-07-08 21:56:34" },
  { height:  552533 , difficulty:  1160105 , date:  "2015-07-08 22:00:17" },
  { height:  552534 , difficulty:  1161703 , date:  "2015-07-08 22:00:46" },
  { height:  552535 , difficulty:  1162714 , date:  "2015-07-08 22:03:21" },
  { height:  552536 , difficulty:  1162688 , date:  "2015-07-08 22:04:02" },
  { height:  552537 , difficulty:  1162265 , date:  "2015-07-08 22:04:18" },
  { height:  552538 , difficulty:  1162106 , date:  "2015-07-08 22:04:19" },
  { height:  552539 , difficulty:  1162208 , date:  "2015-07-08 22:05:05" },
  { height:  552540 , difficulty:  1158268 , date:  "2015-07-08 22:05:50" },
  { height:  552541 , difficulty:  1160746 , date:  "2015-07-08 22:09:38" },
  { height:  552542 , difficulty:  1161161 , date:  "2015-07-08 22:09:43" },
  { height:  552543 , difficulty:  1160135 , date:  "2015-07-08 22:10:15" },
  { height:  552544 , difficulty:  1166557 , date:  "2015-07-08 22:11:08" },
  { height:  552545 , difficulty:  1168281 , date:  "2015-07-08 22:11:53" },
  { height:  552546 , difficulty:  1171886 , date:  "2015-07-08 22:12:19" },
  { height:  552547 , difficulty:  1166176 , date:  "2015-07-08 22:12:26" },
  { height:  552548 , difficulty:  1168852 , date:  "2015-07-08 22:12:31" },
  { height:  552549 , difficulty:  1162852 , date:  "2015-07-08 22:12:39" },
  { height:  552550 , difficulty:  1162458 , date:  "2015-07-08 22:14:57" },
  { height:  552551 , difficulty:  1165608 , date:  "2015-07-08 22:15:15" },
  { height:  552552 , difficulty:  1164863 , date:  "2015-07-08 22:15:20" },
  { height:  552553 , difficulty:  1164968 , date:  "2015-07-08 22:17:10" },
  { height:  552554 , difficulty:  1164337 , date:  "2015-07-08 22:17:17" },
  { height:  552555 , difficulty:  1162423 , date:  "2015-07-08 22:17:26" },
  { height:  552556 , difficulty:  1165142 , date:  "2015-07-08 22:18:34" },
  { height:  552557 , difficulty:  1165503 , date:  "2015-07-08 22:18:36" },
  { height:  552558 , difficulty:  1163314 , date:  "2015-07-08 22:19:20" },
  { height:  552559 , difficulty:  1163294 , date:  "2015-07-08 22:19:39" },
  { height:  552560 , difficulty:  1161693 , date:  "2015-07-08 22:20:44" },
  { height:  552561 , difficulty:  1159960 , date:  "2015-07-08 22:20:58" },
  { height:  552562 , difficulty:  1165658 , date:  "2015-07-08 22:22:38" },
  { height:  552563 , difficulty:  1165326 , date:  "2015-07-08 22:22:57" },
  { height:  552564 , difficulty:  1170848 , date:  "2015-07-08 22:23:25" },
  { height:  552565 , difficulty:  1175410 , date:  "2015-07-08 22:25:03" },
  { height:  552566 , difficulty:  1176001 , date:  "2015-07-08 22:26:28" },
  { height:  552567 , difficulty:  1175991 , date:  "2015-07-08 22:29:38" },
  { height:  552568 , difficulty:  1178897 , date:  "2015-07-08 22:30:39" },
  { height:  552569 , difficulty:  1180323 , date:  "2015-07-08 22:31:15" },
  { height:  552570 , difficulty:  1179194 , date:  "2015-07-08 22:32:05" },
  { height:  552571 , difficulty:  1180256 , date:  "2015-07-08 22:32:42" },
  { height:  552572 , difficulty:  1182444 , date:  "2015-07-08 22:34:31" },
  { height:  552573 , difficulty:  1177305 , date:  "2015-07-08 22:35:42" },
  { height:  552574 , difficulty:  1175516 , date:  "2015-07-08 22:35:44" },
  { height:  552575 , difficulty:  1169998 , date:  "2015-07-08 22:35:52" },
  { height:  552576 , difficulty:  1172867 , date:  "2015-07-08 22:36:08" },
  { height:  552577 , difficulty:  1173488 , date:  "2015-07-08 22:36:46" },
  { height:  552578 , difficulty:  1170557 , date:  "2015-07-08 22:37:03" },
  { height:  552579 , difficulty:  1170790 , date:  "2015-07-08 22:38:16" },
  { height:  552580 , difficulty:  1171783 , date:  "2015-07-08 22:40:18" },
  { height:  552581 , difficulty:  1171810 , date:  "2015-07-08 22:40:19" },
  { height:  552582 , difficulty:  1170740 , date:  "2015-07-08 22:41:05" },
  { height:  552583 , difficulty:  1164806 , date:  "2015-07-08 22:41:13" },
  { height:  552584 , difficulty:  1166193 , date:  "2015-07-08 22:41:15" },
  { height:  552585 , difficulty:  1158934 , date:  "2015-07-08 22:44:59" },
  { height:  552586 , difficulty:  1159100 , date:  "2015-07-08 22:45:03" },
  { height:  552587 , difficulty:  1159598 , date:  "2015-07-08 22:45:17" },
  { height:  552588 , difficulty:  1156431 , date:  "2015-07-08 22:46:47" },
  { height:  552589 , difficulty:  1156540 , date:  "2015-07-08 22:50:05" },
  { height:  552590 , difficulty:  1156614 , date:  "2015-07-08 22:52:39" },
  { height:  552591 , difficulty:  1152483 , date:  "2015-07-08 22:53:06" },
  { height:  552592 , difficulty:  1154230 , date:  "2015-07-08 22:53:10" },
  { height:  552593 , difficulty:  1152953 , date:  "2015-07-08 22:53:23" },
  { height:  552594 , difficulty:  1152998 , date:  "2015-07-08 22:54:55" },
  { height:  552595 , difficulty:  1151241 , date:  "2015-07-08 22:54:57" },
  { height:  552596 , difficulty:  1147815 , date:  "2015-07-08 22:55:33" },
  { height:  552597 , difficulty:  1148070 , date:  "2015-07-08 22:57:46" },
  { height:  552598 , difficulty:  1145459 , date:  "2015-07-08 23:00:35" },
  { height:  552599 , difficulty:  1142950 , date:  "2015-07-08 23:01:51" },
  { height:  552600 , difficulty:  1142044 , date:  "2015-07-08 23:03:35" },
  { height:  552601 , difficulty:  1148523 , date:  "2015-07-08 23:04:25" },
  { height:  552602 , difficulty:  1144201 , date:  "2015-07-08 23:06:36" },
  { height:  552603 , difficulty:  1144551 , date:  "2015-07-08 23:06:40" },
  { height:  552604 , difficulty:  1138813 , date:  "2015-07-08 23:07:56" },
  { height:  552605 , difficulty:  1139544 , date:  "2015-07-08 23:08:13" },
  { height:  552606 , difficulty:  1141165 , date:  "2015-07-08 23:08:29" },
  { height:  552607 , difficulty:  1140477 , date:  "2015-07-08 23:09:58" },
  { height:  552608 , difficulty:  1140399 , date:  "2015-07-08 23:11:35" },
  { height:  552609 , difficulty:  1133683 , date:  "2015-07-08 23:13:01" },
  { height:  552610 , difficulty:  1133250 , date:  "2015-07-08 23:14:50" },
  { height:  552611 , difficulty:  1131511 , date:  "2015-07-08 23:14:51" },
  { height:  552612 , difficulty:  1137284 , date:  "2015-07-08 23:16:37" },
  { height:  552613 , difficulty:  1137013 , date:  "2015-07-08 23:16:44" },
  { height:  552614 , difficulty:  1137217 , date:  "2015-07-08 23:20:53" },
  { height:  552615 , difficulty:  1137698 , date:  "2015-07-08 23:20:57" },
  { height:  552616 , difficulty:  1137421 , date:  "2015-07-08 23:22:21" },
  { height:  552617 , difficulty:  1141578 , date:  "2015-07-08 23:24:02" },
  { height:  552618 , difficulty:  1141715 , date:  "2015-07-08 23:24:45" },
  { height:  552619 , difficulty:  1142608 , date:  "2015-07-08 23:24:50" },
  { height:  552620 , difficulty:  1143906 , date:  "2015-07-08 23:25:17" },
  { height:  552621 , difficulty:  1143183 , date:  "2015-07-08 23:25:34" },
  { height:  552622 , difficulty:  1147318 , date:  "2015-07-08 23:26:57" },
  { height:  552623 , difficulty:  1147798 , date:  "2015-07-08 23:27:02" },
  { height:  552624 , difficulty:  1147741 , date:  "2015-07-08 23:28:23" },
  { height:  552625 , difficulty:  1147706 , date:  "2015-07-08 23:28:29" },
  { height:  552626 , difficulty:  1144646 , date:  "2015-07-08 23:28:37" },
  { height:  552627 , difficulty:  1144264 , date:  "2015-07-08 23:29:11" },
  { height:  552628 , difficulty:  1144222 , date:  "2015-07-08 23:29:48" },
  { height:  552629 , difficulty:  1142947 , date:  "2015-07-08 23:30:21" },
  { height:  552630 , difficulty:  1142964 , date:  "2015-07-08 23:34:44" },
  { height:  552631 , difficulty:  1147510 , date:  "2015-07-08 23:35:30" },
  { height:  552632 , difficulty:  1146009 , date:  "2015-07-08 23:35:39" },
  { height:  552633 , difficulty:  1146988 , date:  "2015-07-08 23:35:44" },
  { height:  552634 , difficulty:  1147487 , date:  "2015-07-08 23:36:58" },
  { height:  552635 , difficulty:  1156131 , date:  "2015-07-08 23:37:21" },
  { height:  552636 , difficulty:  1154211 , date:  "2015-07-08 23:38:02" },
  { height:  552637 , difficulty:  1156865 , date:  "2015-07-08 23:38:37" },
  { height:  552638 , difficulty:  1153761 , date:  "2015-07-08 23:39:56" },
  { height:  552639 , difficulty:  1154749 , date:  "2015-07-08 23:41:12" },
  { height:  552640 , difficulty:  1154852 , date:  "2015-07-08 23:41:42" },
  { height:  552641 , difficulty:  1156065 , date:  "2015-07-08 23:41:47" },
  { height:  552642 , difficulty:  1156694 , date:  "2015-07-08 23:43:09" },
  { height:  552643 , difficulty:  1153931 , date:  "2015-07-08 23:43:12" },
  { height:  552644 , difficulty:  1152280 , date:  "2015-07-08 23:44:08" },
  { height:  552645 , difficulty:  1155320 , date:  "2015-07-08 23:44:09" },
  { height:  552646 , difficulty:  1156661 , date:  "2015-07-08 23:46:09" },
  { height:  552647 , difficulty:  1155746 , date:  "2015-07-08 23:46:14" },
  { height:  552648 , difficulty:  1155387 , date:  "2015-07-08 23:47:03" },
  { height:  552649 , difficulty:  1153700 , date:  "2015-07-08 23:49:20" },
  { height:  552650 , difficulty:  1155775 , date:  "2015-07-08 23:49:23" },
  { height:  552651 , difficulty:  1158304 , date:  "2015-07-08 23:51:05" },
  { height:  552652 , difficulty:  1163590 , date:  "2015-07-08 23:51:07" },
  { height:  552653 , difficulty:  1163052 , date:  "2015-07-08 23:51:25" },
  { height:  552654 , difficulty:  1163126 , date:  "2015-07-08 23:52:25" },
  { height:  552655 , difficulty:  1163265 , date:  "2015-07-08 23:52:40" },
  { height:  552656 , difficulty:  1163801 , date:  "2015-07-08 23:55:13" },
  { height:  552657 , difficulty:  1164010 , date:  "2015-07-08 23:56:52" },
  { height:  552658 , difficulty:  1166280 , date:  "2015-07-08 23:56:56" },
  { height:  552659 , difficulty:  1167122 , date:  "2015-07-08 23:57:59" },
  { height:  552660 , difficulty:  1172133 , date:  "2015-07-08 23:58:21" },
  { height:  552661 , difficulty:  1168542 , date:  "2015-07-08 23:58:33" },
  { height:  552662 , difficulty:  1170102 , date:  "2015-07-08 23:58:39" },
  { height:  552663 , difficulty:  1173025 , date:  "2015-07-09 00:00:09" },
  { height:  552664 , difficulty:  1171437 , date:  "2015-07-09 00:00:11" },
  { height:  552665 , difficulty:  1165313 , date:  "2015-07-09 00:00:45" },
  { height:  552666 , difficulty:  1161100 , date:  "2015-07-09 00:00:57" },
  { height:  552667 , difficulty:  1162414 , date:  "2015-07-09 00:03:29" },
  { height:  552668 , difficulty:  1162399 , date:  "2015-07-09 00:03:35" },
  { height:  552669 , difficulty:  1166302 , date:  "2015-07-09 00:03:42" },
  { height:  552670 , difficulty:  1166742 , date:  "2015-07-09 00:03:45" },
  { height:  552671 , difficulty:  1167602 , date:  "2015-07-09 00:03:56" },
  { height:  552672 , difficulty:  1167931 , date:  "2015-07-09 00:04:18" },
  { height:  552673 , difficulty:  1170999 , date:  "2015-07-09 00:04:41" },
  { height:  552674 , difficulty:  1165490 , date:  "2015-07-09 00:05:09" },
  { height:  552675 , difficulty:  1163902 , date:  "2015-07-09 00:05:12" },
  { height:  552676 , difficulty:  1160625 , date:  "2015-07-09 00:05:21" },
  { height:  552677 , difficulty:  1161505 , date:  "2015-07-09 00:06:23" },
  { height:  552678 , difficulty:  1157446 , date:  "2015-07-09 00:06:38" },
  { height:  552679 , difficulty:  1158480 , date:  "2015-07-09 00:07:56" },
  { height:  552680 , difficulty:  1157855 , date:  "2015-07-09 00:09:21" },
  { height:  552681 , difficulty:  1158817 , date:  "2015-07-09 00:09:23" },
  { height:  552682 , difficulty:  1158459 , date:  "2015-07-09 00:09:25" },
  { height:  552683 , difficulty:  1157647 , date:  "2015-07-09 00:10:00" },
  { height:  552684 , difficulty:  1157776 , date:  "2015-07-09 00:11:12" },
  { height:  552685 , difficulty:  1157700 , date:  "2015-07-09 00:11:16" },
  { height:  552686 , difficulty:  1154688 , date:  "2015-07-09 00:11:57" },
  { height:  552687 , difficulty:  1155787 , date:  "2015-07-09 00:12:07" },
  { height:  552688 , difficulty:  1152472 , date:  "2015-07-09 00:13:05" },
  { height:  552689 , difficulty:  1156998 , date:  "2015-07-09 00:14:40" },
  { height:  552690 , difficulty:  1151844 , date:  "2015-07-09 00:14:47" },
  { height:  552691 , difficulty:  1152477 , date:  "2015-07-09 00:15:49" },
  { height:  552692 , difficulty:  1150321 , date:  "2015-07-09 00:21:11" },
  { height:  552693 , difficulty:  1148264 , date:  "2015-07-09 00:21:16" },
  { height:  552694 , difficulty:  1148592 , date:  "2015-07-09 00:21:52" },
  { height:  552695 , difficulty:  1148566 , date:  "2015-07-09 00:24:39" },
  { height:  552696 , difficulty:  1149599 , date:  "2015-07-09 00:25:44" },
  { height:  552697 , difficulty:  1152193 , date:  "2015-07-09 00:26:49" },
  { height:  552698 , difficulty:  1152662 , date:  "2015-07-09 00:26:51" },
  { height:  552699 , difficulty:  1152647 , date:  "2015-07-09 00:28:14" },
  { height:  552700 , difficulty:  1152178 , date:  "2015-07-09 00:28:51" },
  { height:  552701 , difficulty:  1158754 , date:  "2015-07-09 00:28:55" },
  { height:  552702 , difficulty:  1158586 , date:  "2015-07-09 00:29:49" },
  { height:  552703 , difficulty:  1159907 , date:  "2015-07-09 00:29:51" },
  { height:  552704 , difficulty:  1159183 , date:  "2015-07-09 00:29:54" },
  { height:  552705 , difficulty:  1159400 , date:  "2015-07-09 00:30:53" },
  { height:  552706 , difficulty:  1153483 , date:  "2015-07-09 00:35:19" },
  { height:  552707 , difficulty:  1152202 , date:  "2015-07-09 00:35:21" },
  { height:  552708 , difficulty:  1153463 , date:  "2015-07-09 00:36:14" },
  { height:  552709 , difficulty:  1156984 , date:  "2015-07-09 00:37:39" },
  { height:  552710 , difficulty:  1155386 , date:  "2015-07-09 00:38:52" },
  { height:  552711 , difficulty:  1172156 , date:  "2015-07-09 00:39:20" },
  { height:  552712 , difficulty:  1171402 , date:  "2015-07-09 00:39:43" },
  { height:  552713 , difficulty:  1172603 , date:  "2015-07-09 00:41:47" },
  { height:  552714 , difficulty:  1170187 , date:  "2015-07-09 00:43:20" },
  { height:  552715 , difficulty:  1168608 , date:  "2015-07-09 00:43:30" },
  { height:  552716 , difficulty:  1173339 , date:  "2015-07-09 00:44:04" },
  { height:  552717 , difficulty:  1173349 , date:  "2015-07-09 00:45:02" },
  { height:  552718 , difficulty:  1171171 , date:  "2015-07-09 00:47:21" },
  { height:  552719 , difficulty:  1173070 , date:  "2015-07-09 00:50:16" },
  { height:  552720 , difficulty:  1173143 , date:  "2015-07-09 00:52:05" },
  { height:  552721 , difficulty:  1173328 , date:  "2015-07-09 00:53:42" },
  { height:  552722 , difficulty:  1169478 , date:  "2015-07-09 00:54:02" },
  { height:  552723 , difficulty:  1171081 , date:  "2015-07-09 00:55:16" },
  { height:  552724 , difficulty:  1172648 , date:  "2015-07-09 00:55:46" },
  { height:  552725 , difficulty:  1169810 , date:  "2015-07-09 00:57:18" },
  { height:  552726 , difficulty:  1170186 , date:  "2015-07-09 00:57:30" },
  { height:  552727 , difficulty:  1168942 , date:  "2015-07-09 00:58:05" },
  { height:  552728 , difficulty:  1169001 , date:  "2015-07-09 00:58:28" },
  { height:  552729 , difficulty:  1169716 , date:  "2015-07-09 00:58:31" },
  { height:  552730 , difficulty:  1168091 , date:  "2015-07-09 01:00:01" },
  { height:  552731 , difficulty:  1167788 , date:  "2015-07-09 01:00:02" },
  { height:  552732 , difficulty:  1166048 , date:  "2015-07-09 01:06:41" },
  { height:  552733 , difficulty:  1166301 , date:  "2015-07-09 01:06:44" },
  { height:  552734 , difficulty:  1166302 , date:  "2015-07-09 01:09:03" },
  { height:  552735 , difficulty:  1172534 , date:  "2015-07-09 01:09:04" },
  { height:  552736 , difficulty:  1176867 , date:  "2015-07-09 01:10:26" },
  { height:  552737 , difficulty:  1176672 , date:  "2015-07-09 01:10:29" },
  { height:  552738 , difficulty:  1177885 , date:  "2015-07-09 01:10:47" },
  { height:  552739 , difficulty:  1175998 , date:  "2015-07-09 01:11:47" },
  { height:  552740 , difficulty:  1176015 , date:  "2015-07-09 01:12:14" },
  { height:  552741 , difficulty:  1177222 , date:  "2015-07-09 01:12:29" },
  { height:  552742 , difficulty:  1179425 , date:  "2015-07-09 01:12:30" },
  { height:  552743 , difficulty:  1175481 , date:  "2015-07-09 01:13:43" },
  { height:  552744 , difficulty:  1177112 , date:  "2015-07-09 01:14:38" },
  { height:  552745 , difficulty:  1179530 , date:  "2015-07-09 01:16:31" },
  { height:  552746 , difficulty:  1179542 , date:  "2015-07-09 01:17:12" },
  { height:  552747 , difficulty:  1179384 , date:  "2015-07-09 01:17:38" },
  { height:  552748 , difficulty:  1185323 , date:  "2015-07-09 01:17:41" },
  { height:  552749 , difficulty:  1185721 , date:  "2015-07-09 01:19:22" },
  { height:  552750 , difficulty:  1185599 , date:  "2015-07-09 01:20:05" },
  { height:  552751 , difficulty:  1185876 , date:  "2015-07-09 01:21:22" },
  { height:  552752 , difficulty:  1187295 , date:  "2015-07-09 01:21:54" },
  { height:  552753 , difficulty:  1188038 , date:  "2015-07-09 01:22:56" },
  { height:  552754 , difficulty:  1187721 , date:  "2015-07-09 01:24:51" },
  { height:  552755 , difficulty:  1185540 , date:  "2015-07-09 01:25:49" },
  { height:  552756 , difficulty:  1183260 , date:  "2015-07-09 01:29:05" },
  { height:  552757 , difficulty:  1184462 , date:  "2015-07-09 01:29:06" },
  { height:  552758 , difficulty:  1195429 , date:  "2015-07-09 01:30:11" },
  { height:  552759 , difficulty:  1194618 , date:  "2015-07-09 01:32:05" },
  { height:  552760 , difficulty:  1195360 , date:  "2015-07-09 01:32:23" },
  { height:  552761 , difficulty:  1196790 , date:  "2015-07-09 01:35:04" },
  { height:  552762 , difficulty:  1196941 , date:  "2015-07-09 01:35:06" },
  { height:  552763 , difficulty:  1198089 , date:  "2015-07-09 01:35:51" },
  { height:  552764 , difficulty:  1197951 , date:  "2015-07-09 01:39:41" },
  { height:  552765 , difficulty:  1197035 , date:  "2015-07-09 01:40:19" },
  { height:  552766 , difficulty:  1197425 , date:  "2015-07-09 01:40:35" },
  { height:  552767 , difficulty:  1195366 , date:  "2015-07-09 01:41:33" },
  { height:  552768 , difficulty:  1184558 , date:  "2015-07-09 01:41:52" },
  { height:  552769 , difficulty:  1186867 , date:  "2015-07-09 01:42:00" },
  { height:  552770 , difficulty:  1187244 , date:  "2015-07-09 01:43:10" },
  { height:  552771 , difficulty:  1187655 , date:  "2015-07-09 01:44:42" },
  { height:  552772 , difficulty:  1186980 , date:  "2015-07-09 01:44:45" },
  { height:  552773 , difficulty:  1190428 , date:  "2015-07-09 01:46:04" },
  { height:  552774 , difficulty:  1191879 , date:  "2015-07-09 01:46:37" },
  { height:  552775 , difficulty:  1189434 , date:  "2015-07-09 01:48:16" },
  { height:  552776 , difficulty:  1188462 , date:  "2015-07-09 01:49:35" },
  { height:  552777 , difficulty:  1188772 , date:  "2015-07-09 01:49:36" },
  { height:  552778 , difficulty:  1187819 , date:  "2015-07-09 01:49:45" },
  { height:  552779 , difficulty:  1188675 , date:  "2015-07-09 01:51:43" },
  { height:  552780 , difficulty:  1188780 , date:  "2015-07-09 01:52:52" },
  { height:  552781 , difficulty:  1186916 , date:  "2015-07-09 01:55:25" },
  { height:  552782 , difficulty:  1178021 , date:  "2015-07-09 01:55:27" },
  { height:  552783 , difficulty:  1180962 , date:  "2015-07-09 01:57:24" },
  { height:  552784 , difficulty:  1180755 , date:  "2015-07-09 01:57:42" },
  { height:  552785 , difficulty:  1178081 , date:  "2015-07-09 01:57:45" },
  { height:  552786 , difficulty:  1175779 , date:  "2015-07-09 01:59:13" },
  { height:  552787 , difficulty:  1175836 , date:  "2015-07-09 01:59:28" },
  { height:  552788 , difficulty:  1180663 , date:  "2015-07-09 02:00:40" },
  { height:  552789 , difficulty:  1178001 , date:  "2015-07-09 02:01:40" },
  { height:  552790 , difficulty:  1175177 , date:  "2015-07-09 02:02:30" },
  { height:  552791 , difficulty:  1175714 , date:  "2015-07-09 02:03:11" },
  { height:  552792 , difficulty:  1177269 , date:  "2015-07-09 02:05:30" },
  { height:  552793 , difficulty:  1176819 , date:  "2015-07-09 02:05:34" },
  { height:  552794 , difficulty:  1173537 , date:  "2015-07-09 02:05:37" },
  { height:  552795 , difficulty:  1168600 , date:  "2015-07-09 02:07:30" },
  { height:  552796 , difficulty:  1165892 , date:  "2015-07-09 02:07:35" },
  { height:  552797 , difficulty:  1163485 , date:  "2015-07-09 02:12:57" },
  { height:  552798 , difficulty:  1169609 , date:  "2015-07-09 02:14:07" },
  { height:  552799 , difficulty:  1167433 , date:  "2015-07-09 02:14:07" },
  { height:  552800 , difficulty:  1167926 , date:  "2015-07-09 02:16:35" },
  { height:  552801 , difficulty:  1167200 , date:  "2015-07-09 02:17:02" },
  { height:  552802 , difficulty:  1168970 , date:  "2015-07-09 02:18:02" },
  { height:  552803 , difficulty:  1169922 , date:  "2015-07-09 02:18:32" },
  { height:  552804 , difficulty:  1169387 , date:  "2015-07-09 02:18:45" },
  { height:  552805 , difficulty:  1169740 , date:  "2015-07-09 02:18:51" },
  { height:  552806 , difficulty:  1168084 , date:  "2015-07-09 02:19:37" },
  { height:  552807 , difficulty:  1170076 , date:  "2015-07-09 02:19:43" },
  { height:  552808 , difficulty:  1157611 , date:  "2015-07-09 02:20:09" },
  { height:  552809 , difficulty:  1162906 , date:  "2015-07-09 02:21:57" },
  { height:  552810 , difficulty:  1159870 , date:  "2015-07-09 02:22:37" },
  { height:  552811 , difficulty:  1160910 , date:  "2015-07-09 02:23:27" },
  { height:  552812 , difficulty:  1161606 , date:  "2015-07-09 02:25:22" },
  { height:  552813 , difficulty:  1164059 , date:  "2015-07-09 02:26:08" },
  { height:  552814 , difficulty:  1163718 , date:  "2015-07-09 02:27:22" },
  { height:  552815 , difficulty:  1163179 , date:  "2015-07-09 02:28:24" },
  { height:  552816 , difficulty:  1162736 , date:  "2015-07-09 02:28:32" },
  { height:  552817 , difficulty:  1162882 , date:  "2015-07-09 02:29:00" },
  { height:  552818 , difficulty:  1163291 , date:  "2015-07-09 02:31:58" },
  { height:  552819 , difficulty:  1160998 , date:  "2015-07-09 02:33:34" },
  { height:  552820 , difficulty:  1160008 , date:  "2015-07-09 02:36:12" },
  { height:  552821 , difficulty:  1160061 , date:  "2015-07-09 02:36:25" },
  { height:  552822 , difficulty:  1159854 , date:  "2015-07-09 02:37:15" },
  { height:  552823 , difficulty:  1160130 , date:  "2015-07-09 02:40:00" },
  { height:  552824 , difficulty:  1160929 , date:  "2015-07-09 02:40:02" },
  { height:  552825 , difficulty:  1160365 , date:  "2015-07-09 02:40:21" },
  { height:  552826 , difficulty:  1159086 , date:  "2015-07-09 02:40:43" },
  { height:  552827 , difficulty:  1161657 , date:  "2015-07-09 02:40:48" },
  { height:  552828 , difficulty:  1160796 , date:  "2015-07-09 02:42:07" },
  { height:  552829 , difficulty:  1159004 , date:  "2015-07-09 02:43:53" },
  { height:  552830 , difficulty:  1162026 , date:  "2015-07-09 02:44:02" },
  { height:  552831 , difficulty:  1160352 , date:  "2015-07-09 02:44:21" },
  { height:  552832 , difficulty:  1155874 , date:  "2015-07-09 02:46:08" },
  { height:  552833 , difficulty:  1155974 , date:  "2015-07-09 02:46:52" },
  { height:  552834 , difficulty:  1155466 , date:  "2015-07-09 02:48:30" },
  { height:  552835 , difficulty:  1155341 , date:  "2015-07-09 02:49:46" },
  { height:  552836 , difficulty:  1154930 , date:  "2015-07-09 02:49:47" },
  { height:  552837 , difficulty:  1150856 , date:  "2015-07-09 02:50:17" },
  { height:  552838 , difficulty:  1151119 , date:  "2015-07-09 02:51:14" },
  { height:  552839 , difficulty:  1152457 , date:  "2015-07-09 02:52:01" },
  { height:  552840 , difficulty:  1145710 , date:  "2015-07-09 02:52:21" },
  { height:  552841 , difficulty:  1150682 , date:  "2015-07-09 02:55:01" },
  { height:  552842 , difficulty:  1151826 , date:  "2015-07-09 02:55:39" },
  { height:  552843 , difficulty:  1153220 , date:  "2015-07-09 02:55:44" },
  { height:  552844 , difficulty:  1152842 , date:  "2015-07-09 02:59:57" },
  { height:  552845 , difficulty:  1154702 , date:  "2015-07-09 03:00:26" },
  { height:  552846 , difficulty:  1156699 , date:  "2015-07-09 03:00:32" },
  { height:  552847 , difficulty:  1158069 , date:  "2015-07-09 03:01:54" },
  { height:  552848 , difficulty:  1158828 , date:  "2015-07-09 03:02:29" },
  { height:  552849 , difficulty:  1164296 , date:  "2015-07-09 03:03:14" },
  { height:  552850 , difficulty:  1163600 , date:  "2015-07-09 03:06:22" },
  { height:  552851 , difficulty:  1160924 , date:  "2015-07-09 03:06:50" },
  { height:  552852 , difficulty:  1158740 , date:  "2015-07-09 03:06:56" },
  { height:  552853 , difficulty:  1158783 , date:  "2015-07-09 03:08:24" },
  { height:  552854 , difficulty:  1158696 , date:  "2015-07-09 03:09:06" },
  { height:  552855 , difficulty:  1157645 , date:  "2015-07-09 03:09:56" },
  { height:  552856 , difficulty:  1159103 , date:  "2015-07-09 03:14:16" },
  { height:  552857 , difficulty:  1160878 , date:  "2015-07-09 03:14:40" },
  { height:  552858 , difficulty:  1165371 , date:  "2015-07-09 03:14:42" },
  { height:  552859 , difficulty:  1166930 , date:  "2015-07-09 03:17:24" },
  { height:  552860 , difficulty:  1166429 , date:  "2015-07-09 03:17:29" },
  { height:  552861 , difficulty:  1166865 , date:  "2015-07-09 03:17:32" },
  { height:  552862 , difficulty:  1166152 , date:  "2015-07-09 03:19:40" },
  { height:  552863 , difficulty:  1166116 , date:  "2015-07-09 03:20:07" },
  { height:  552864 , difficulty:  1170907 , date:  "2015-07-09 03:21:16" },
  { height:  552865 , difficulty:  1169042 , date:  "2015-07-09 03:21:36" },
  { height:  552866 , difficulty:  1168550 , date:  "2015-07-09 03:24:23" },
  { height:  552867 , difficulty:  1170319 , date:  "2015-07-09 03:26:47" },
  { height:  552868 , difficulty:  1165907 , date:  "2015-07-09 03:26:51" },
  { height:  552869 , difficulty:  1166852 , date:  "2015-07-09 03:26:53" },
  { height:  552870 , difficulty:  1167335 , date:  "2015-07-09 03:30:19" },
  { height:  552871 , difficulty:  1163798 , date:  "2015-07-09 03:30:22" },
  { height:  552872 , difficulty:  1163707 , date:  "2015-07-09 03:30:26" },
  { height:  552873 , difficulty:  1155202 , date:  "2015-07-09 03:30:41" },
  { height:  552874 , difficulty:  1153050 , date:  "2015-07-09 03:32:56" },
  { height:  552875 , difficulty:  1155425 , date:  "2015-07-09 03:33:29" },
  { height:  552876 , difficulty:  1151612 , date:  "2015-07-09 03:33:50" },
  { height:  552877 , difficulty:  1152676 , date:  "2015-07-09 03:35:12" },
  { height:  552878 , difficulty:  1151519 , date:  "2015-07-09 03:37:24" },
  { height:  552879 , difficulty:  1150901 , date:  "2015-07-09 03:37:27" },
  { height:  552880 , difficulty:  1155021 , date:  "2015-07-09 03:37:40" },
  { height:  552881 , difficulty:  1155830 , date:  "2015-07-09 03:37:58" },
  { height:  552882 , difficulty:  1160013 , date:  "2015-07-09 03:38:16" },
  { height:  552883 , difficulty:  1163773 , date:  "2015-07-09 03:38:19" },
  { height:  552884 , difficulty:  1164440 , date:  "2015-07-09 03:39:28" },
  { height:  552885 , difficulty:  1161101 , date:  "2015-07-09 03:41:00" },
  { height:  552886 , difficulty:  1160705 , date:  "2015-07-09 03:41:01" },
  { height:  552887 , difficulty:  1159829 , date:  "2015-07-09 03:41:09" },
  { height:  552888 , difficulty:  1156231 , date:  "2015-07-09 03:41:52" },
  { height:  552889 , difficulty:  1156943 , date:  "2015-07-09 03:41:54" },
  { height:  552890 , difficulty:  1154857 , date:  "2015-07-09 03:43:37" },
  { height:  552891 , difficulty:  1153097 , date:  "2015-07-09 03:43:39" },
  { height:  552892 , difficulty:  1153184 , date:  "2015-07-09 03:44:10" },
  { height:  552893 , difficulty:  1154741 , date:  "2015-07-09 03:45:33" },
  { height:  552894 , difficulty:  1151231 , date:  "2015-07-09 03:47:13" },
  { height:  552895 , difficulty:  1150357 , date:  "2015-07-09 03:49:07" },
  { height:  552896 , difficulty:  1148945 , date:  "2015-07-09 03:49:10" },
  { height:  552897 , difficulty:  1148584 , date:  "2015-07-09 03:56:38" },
  { height:  552898 , difficulty:  1151002 , date:  "2015-07-09 03:57:03" },
  { height:  552899 , difficulty:  1146172 , date:  "2015-07-09 03:57:26" },
  { height:  552900 , difficulty:  1147378 , date:  "2015-07-09 03:58:36" },
  { height:  552901 , difficulty:  1149117 , date:  "2015-07-09 03:58:56" },
  { height:  552902 , difficulty:  1148462 , date:  "2015-07-09 03:59:40" },
  { height:  552903 , difficulty:  1149148 , date:  "2015-07-09 04:00:12" },
  { height:  552904 , difficulty:  1146923 , date:  "2015-07-09 04:02:02" },
  { height:  552905 , difficulty:  1145765 , date:  "2015-07-09 04:02:04" },
  { height:  552906 , difficulty:  1149292 , date:  "2015-07-09 04:04:13" },
  { height:  552907 , difficulty:  1150991 , date:  "2015-07-09 04:04:26" },
  { height:  552908 , difficulty:  1150303 , date:  "2015-07-09 04:04:31" },
  { height:  552909 , difficulty:  1154002 , date:  "2015-07-09 04:05:22" },
  { height:  552910 , difficulty:  1153593 , date:  "2015-07-09 04:06:28" },
  { height:  552911 , difficulty:  1151407 , date:  "2015-07-09 04:09:46" },
  { height:  552912 , difficulty:  1152177 , date:  "2015-07-09 04:09:51" },
  { height:  552913 , difficulty:  1152307 , date:  "2015-07-09 04:09:56" },
  { height:  552914 , difficulty:  1152208 , date:  "2015-07-09 04:10:17" },
  { height:  552915 , difficulty:  1153326 , date:  "2015-07-09 04:10:44" },
  { height:  552916 , difficulty:  1153151 , date:  "2015-07-09 04:10:45" },
  { height:  552917 , difficulty:  1152135 , date:  "2015-07-09 04:11:31" },
  { height:  552918 , difficulty:  1151061 , date:  "2015-07-09 04:13:34" },
  { height:  552919 , difficulty:  1157684 , date:  "2015-07-09 04:14:07" },
  { height:  552920 , difficulty:  1153777 , date:  "2015-07-09 04:17:51" },
  { height:  552921 , difficulty:  1153018 , date:  "2015-07-09 04:17:54" },
  { height:  552922 , difficulty:  1153641 , date:  "2015-07-09 04:21:43" },
  { height:  552923 , difficulty:  1158090 , date:  "2015-07-09 04:23:14" },
  { height:  552924 , difficulty:  1157475 , date:  "2015-07-09 04:24:52" },
  { height:  552925 , difficulty:  1161617 , date:  "2015-07-09 04:26:56" },
  { height:  552926 , difficulty:  1160231 , date:  "2015-07-09 04:27:52" },
  { height:  552927 , difficulty:  1164055 , date:  "2015-07-09 04:27:57" },
  { height:  552928 , difficulty:  1165936 , date:  "2015-07-09 04:28:11" },
  { height:  552929 , difficulty:  1163195 , date:  "2015-07-09 04:28:59" },
  { height:  552930 , difficulty:  1164257 , date:  "2015-07-09 04:29:29" },
  { height:  552931 , difficulty:  1170789 , date:  "2015-07-09 04:31:14" },
  { height:  552932 , difficulty:  1163820 , date:  "2015-07-09 04:31:23" },
  { height:  552933 , difficulty:  1165751 , date:  "2015-07-09 04:31:29" },
  { height:  552934 , difficulty:  1171375 , date:  "2015-07-09 04:32:04" },
  { height:  552935 , difficulty:  1166651 , date:  "2015-07-09 04:33:58" },
  { height:  552936 , difficulty:  1171402 , date:  "2015-07-09 04:34:13" },
  { height:  552937 , difficulty:  1171465 , date:  "2015-07-09 04:34:43" },
  { height:  552938 , difficulty:  1168788 , date:  "2015-07-09 04:35:05" },
  { height:  552939 , difficulty:  1171400 , date:  "2015-07-09 04:35:13" },
  { height:  552940 , difficulty:  1170187 , date:  "2015-07-09 04:38:21" },
  { height:  552941 , difficulty:  1169593 , date:  "2015-07-09 04:38:26" },
  { height:  552942 , difficulty:  1167746 , date:  "2015-07-09 04:38:54" },
  { height:  552943 , difficulty:  1163210 , date:  "2015-07-09 04:39:02" },
  { height:  552944 , difficulty:  1163321 , date:  "2015-07-09 04:39:13" },
  { height:  552945 , difficulty:  1164605 , date:  "2015-07-09 04:40:58" },
  { height:  552946 , difficulty:  1158117 , date:  "2015-07-09 04:41:00" },
  { height:  552947 , difficulty:  1159479 , date:  "2015-07-09 04:41:29" },
  { height:  552948 , difficulty:  1161362 , date:  "2015-07-09 04:42:33" },
  { height:  552949 , difficulty:  1164406 , date:  "2015-07-09 04:43:54" },
  { height:  552950 , difficulty:  1160148 , date:  "2015-07-09 04:44:01" },
  { height:  552951 , difficulty:  1159500 , date:  "2015-07-09 04:44:52" },
  { height:  552952 , difficulty:  1162011 , date:  "2015-07-09 04:48:31" },
  { height:  552953 , difficulty:  1161031 , date:  "2015-07-09 04:49:13" },
  { height:  552954 , difficulty:  1170249 , date:  "2015-07-09 04:50:51" },
  { height:  552955 , difficulty:  1170270 , date:  "2015-07-09 04:50:58" },
  { height:  552956 , difficulty:  1170996 , date:  "2015-07-09 04:52:04" },
  { height:  552957 , difficulty:  1170771 , date:  "2015-07-09 04:52:24" },
  { height:  552958 , difficulty:  1171548 , date:  "2015-07-09 04:55:42" },
  { height:  552959 , difficulty:  1171647 , date:  "2015-07-09 04:56:49" },
  { height:  552960 , difficulty:  1170793 , date:  "2015-07-09 04:58:41" },
  { height:  552961 , difficulty:  1169138 , date:  "2015-07-09 04:59:03" },
  { height:  552962 , difficulty:  1171890 , date:  "2015-07-09 04:59:29" },
  { height:  552963 , difficulty:  1172434 , date:  "2015-07-09 05:00:00" },
  { height:  552964 , difficulty:  1171782 , date:  "2015-07-09 05:00:02" },
  { height:  552965 , difficulty:  1172520 , date:  "2015-07-09 05:03:02" },
  { height:  552966 , difficulty:  1172956 , date:  "2015-07-09 05:03:45" },
  { height:  552967 , difficulty:  1181946 , date:  "2015-07-09 05:04:33" },
  { height:  552968 , difficulty:  1185034 , date:  "2015-07-09 05:05:09" },
  { height:  552969 , difficulty:  1184895 , date:  "2015-07-09 05:06:00" },
  { height:  552970 , difficulty:  1183743 , date:  "2015-07-09 05:06:54" },
  { height:  552971 , difficulty:  1180113 , date:  "2015-07-09 05:08:35" },
  { height:  552972 , difficulty:  1184976 , date:  "2015-07-09 05:08:55" },
  { height:  552973 , difficulty:  1170413 , date:  "2015-07-09 05:09:46" },
  { height:  552974 , difficulty:  1170282 , date:  "2015-07-09 05:09:48" },
  { height:  552975 , difficulty:  1173363 , date:  "2015-07-09 05:10:42" },
  { height:  552976 , difficulty:  1171697 , date:  "2015-07-09 05:11:10" },
  { height:  552977 , difficulty:  1173241 , date:  "2015-07-09 05:11:58" },
  { height:  552978 , difficulty:  1172731 , date:  "2015-07-09 05:13:44" },
  { height:  552979 , difficulty:  1179396 , date:  "2015-07-09 05:14:15" },
  { height:  552980 , difficulty:  1175748 , date:  "2015-07-09 05:15:36" },
  { height:  552981 , difficulty:  1176847 , date:  "2015-07-09 05:17:46" },
  { height:  552982 , difficulty:  1172579 , date:  "2015-07-09 05:18:04" },
  { height:  552983 , difficulty:  1172390 , date:  "2015-07-09 05:18:13" },
  { height:  552984 , difficulty:  1173456 , date:  "2015-07-09 05:18:47" },
  { height:  552985 , difficulty:  1171763 , date:  "2015-07-09 05:21:13" },
  { height:  552986 , difficulty:  1176223 , date:  "2015-07-09 05:21:15" },
  { height:  552987 , difficulty:  1169755 , date:  "2015-07-09 05:21:41" },
  { height:  552988 , difficulty:  1170753 , date:  "2015-07-09 05:24:59" },
  { height:  552989 , difficulty:  1170628 , date:  "2015-07-09 05:25:37" },
  { height:  552990 , difficulty:  1173476 , date:  "2015-07-09 05:25:55" },
  { height:  552991 , difficulty:  1179009 , date:  "2015-07-09 05:26:42" },
  { height:  552992 , difficulty:  1179118 , date:  "2015-07-09 05:27:21" },
  { height:  552993 , difficulty:  1177726 , date:  "2015-07-09 05:28:30" },
  { height:  552994 , difficulty:  1175535 , date:  "2015-07-09 05:29:01" },
  { height:  552995 , difficulty:  1174567 , date:  "2015-07-09 05:29:38" },
  { height:  552996 , difficulty:  1169049 , date:  "2015-07-09 05:29:43" },
  { height:  552997 , difficulty:  1171673 , date:  "2015-07-09 05:32:15" },
  { height:  552998 , difficulty:  1166049 , date:  "2015-07-09 05:32:21" },
  { height:  552999 , difficulty:  1163741 , date:  "2015-07-09 05:33:17" },
  { height:  553000 , difficulty:  1163806 , date:  "2015-07-09 05:33:21" },
  { height:  553001 , difficulty:  1161092 , date:  "2015-07-09 05:35:02" },
  { height:  553002 , difficulty:  1159778 , date:  "2015-07-09 05:37:47" },
  { height:  553003 , difficulty:  1159639 , date:  "2015-07-09 05:38:11" },
  { height:  553004 , difficulty:  1159860 , date:  "2015-07-09 05:39:08" },
  { height:  553005 , difficulty:  1163351 , date:  "2015-07-09 05:39:13" },
  { height:  553006 , difficulty:  1163635 , date:  "2015-07-09 05:40:04" },
  { height:  553007 , difficulty:  1163455 , date:  "2015-07-09 05:42:45" },
  { height:  553008 , difficulty:  1167870 , date:  "2015-07-09 05:42:52" },
  { height:  553009 , difficulty:  1171859 , date:  "2015-07-09 05:45:31" },
  { height:  553010 , difficulty:  1177125 , date:  "2015-07-09 05:51:59" },
  { height:  553011 , difficulty:  1175139 , date:  "2015-07-09 05:55:30" },
  { height:  553012 , difficulty:  1177694 , date:  "2015-07-09 05:56:03" },
  { height:  553013 , difficulty:  1181432 , date:  "2015-07-09 05:56:08" },
  { height:  553014 , difficulty:  1180910 , date:  "2015-07-09 05:58:07" },
  { height:  553015 , difficulty:  1186897 , date:  "2015-07-09 05:58:37" },
  { height:  553016 , difficulty:  1183104 , date:  "2015-07-09 05:58:51" },
  { height:  553017 , difficulty:  1183998 , date:  "2015-07-09 05:59:29" },
  { height:  553018 , difficulty:  1186212 , date:  "2015-07-09 05:59:35" },
  { height:  553019 , difficulty:  1186154 , date:  "2015-07-09 06:02:35" },
  { height:  553020 , difficulty:  1190100 , date:  "2015-07-09 06:02:39" },
  { height:  553021 , difficulty:  1187464 , date:  "2015-07-09 06:02:45" },
  { height:  553022 , difficulty:  1191342 , date:  "2015-07-09 06:03:23" },
  { height:  553023 , difficulty:  1191279 , date:  "2015-07-09 06:03:36" },
  { height:  553024 , difficulty:  1191221 , date:  "2015-07-09 06:04:16" },
  { height:  553025 , difficulty:  1189432 , date:  "2015-07-09 06:09:09" },
  { height:  553026 , difficulty:  1192713 , date:  "2015-07-09 06:10:53" },
  { height:  553027 , difficulty:  1191141 , date:  "2015-07-09 06:13:07" },
  { height:  553028 , difficulty:  1184064 , date:  "2015-07-09 06:13:09" },
  { height:  553029 , difficulty:  1185859 , date:  "2015-07-09 06:14:23" },
  { height:  553030 , difficulty:  1183771 , date:  "2015-07-09 06:14:54" },
  { height:  553031 , difficulty:  1186811 , date:  "2015-07-09 06:16:37" },
  { height:  553032 , difficulty:  1185526 , date:  "2015-07-09 06:16:38" },
  { height:  553033 , difficulty:  1184981 , date:  "2015-07-09 06:17:23" },
  { height:  553034 , difficulty:  1183829 , date:  "2015-07-09 06:17:26" },
  { height:  553035 , difficulty:  1183788 , date:  "2015-07-09 06:19:23" },
  { height:  553036 , difficulty:  1180150 , date:  "2015-07-09 06:19:25" },
  { height:  553037 , difficulty:  1184436 , date:  "2015-07-09 06:19:42" },
  { height:  553038 , difficulty:  1183993 , date:  "2015-07-09 06:22:24" },
  { height:  553039 , difficulty:  1184899 , date:  "2015-07-09 06:22:28" },
  { height:  553040 , difficulty:  1184995 , date:  "2015-07-09 06:24:18" },
  { height:  553041 , difficulty:  1179919 , date:  "2015-07-09 06:24:54" },
  { height:  553042 , difficulty:  1182369 , date:  "2015-07-09 06:25:08" },
  { height:  553043 , difficulty:  1182570 , date:  "2015-07-09 06:27:37" },
  { height:  553044 , difficulty:  1181573 , date:  "2015-07-09 06:28:06" },
  { height:  553045 , difficulty:  1186064 , date:  "2015-07-09 06:28:10" },
  { height:  553046 , difficulty:  1184484 , date:  "2015-07-09 06:29:27" },
  { height:  553047 , difficulty:  1182700 , date:  "2015-07-09 06:33:02" },
  { height:  553048 , difficulty:  1183421 , date:  "2015-07-09 06:35:08" },
  { height:  553049 , difficulty:  1186278 , date:  "2015-07-09 06:36:30" },
  { height:  553050 , difficulty:  1187112 , date:  "2015-07-09 06:36:37" },
  { height:  553051 , difficulty:  1186464 , date:  "2015-07-09 06:39:18" },
  { height:  553052 , difficulty:  1186384 , date:  "2015-07-09 06:42:04" },
  { height:  553053 , difficulty:  1189697 , date:  "2015-07-09 06:45:25" },
  { height:  553054 , difficulty:  1186264 , date:  "2015-07-09 06:45:32" },
  { height:  553055 , difficulty:  1191640 , date:  "2015-07-09 06:47:50" },
  { height:  553056 , difficulty:  1190657 , date:  "2015-07-09 06:48:51" },
  { height:  553057 , difficulty:  1187574 , date:  "2015-07-09 06:48:59" },
  { height:  553058 , difficulty:  1188756 , date:  "2015-07-09 06:49:54" },
  { height:  553059 , difficulty:  1188581 , date:  "2015-07-09 06:50:14" },
  { height:  553060 , difficulty:  1188472 , date:  "2015-07-09 06:51:43" },
  { height:  553061 , difficulty:  1184505 , date:  "2015-07-09 06:52:13" },
  { height:  553062 , difficulty:  1184810 , date:  "2015-07-09 06:52:15" },
  { height:  553063 , difficulty:  1184462 , date:  "2015-07-09 06:52:45" },
  { height:  553064 , difficulty:  1179354 , date:  "2015-07-09 06:53:51" },
  { height:  553065 , difficulty:  1178573 , date:  "2015-07-09 06:54:40" },
  { height:  553066 , difficulty:  1181108 , date:  "2015-07-09 06:56:42" },
  { height:  553067 , difficulty:  1181155 , date:  "2015-07-09 06:56:45" },
  { height:  553068 , difficulty:  1190136 , date:  "2015-07-09 07:01:33" },
  { height:  553069 , difficulty:  1188040 , date:  "2015-07-09 07:01:41" },
  { height:  553070 , difficulty:  1188452 , date:  "2015-07-09 07:02:28" },
  { height:  553071 , difficulty:  1187369 , date:  "2015-07-09 07:03:23" },
  { height:  553072 , difficulty:  1194609 , date:  "2015-07-09 07:03:30" },
  { height:  553073 , difficulty:  1189564 , date:  "2015-07-09 07:08:02" },
  { height:  553074 , difficulty:  1191283 , date:  "2015-07-09 07:08:16" },
  { height:  553075 , difficulty:  1189520 , date:  "2015-07-09 07:09:20" },
  { height:  553076 , difficulty:  1195186 , date:  "2015-07-09 07:09:58" },
  { height:  553077 , difficulty:  1192485 , date:  "2015-07-09 07:11:45" },
  { height:  553078 , difficulty:  1187653 , date:  "2015-07-09 07:11:46" },
  { height:  553079 , difficulty:  1187847 , date:  "2015-07-09 07:11:50" },
  { height:  553080 , difficulty:  1186144 , date:  "2015-07-09 07:14:53" },
  { height:  553081 , difficulty:  1190329 , date:  "2015-07-09 07:14:59" },
  { height:  553082 , difficulty:  1191610 , date:  "2015-07-09 07:16:15" },
  { height:  553083 , difficulty:  1186336 , date:  "2015-07-09 07:16:18" },
  { height:  553084 , difficulty:  1187614 , date:  "2015-07-09 07:16:36" },
  { height:  553085 , difficulty:  1182737 , date:  "2015-07-09 07:18:38" },
  { height:  553086 , difficulty:  1171000 , date:  "2015-07-09 07:18:56" },
  { height:  553087 , difficulty:  1164444 , date:  "2015-07-09 07:21:35" },
  { height:  553088 , difficulty:  1164208 , date:  "2015-07-09 07:22:06" },
  { height:  553089 , difficulty:  1164829 , date:  "2015-07-09 07:22:24" },
  { height:  553090 , difficulty:  1161649 , date:  "2015-07-09 07:23:55" },
  { height:  553091 , difficulty:  1167775 , date:  "2015-07-09 07:24:18" },
  { height:  553092 , difficulty:  1170038 , date:  "2015-07-09 07:26:53" },
  { height:  553093 , difficulty:  1169715 , date:  "2015-07-09 07:27:11" },
  { height:  553094 , difficulty:  1173114 , date:  "2015-07-09 07:29:02" },
  { height:  553095 , difficulty:  1167832 , date:  "2015-07-09 07:33:30" },
  { height:  553096 , difficulty:  1169778 , date:  "2015-07-09 07:34:18" },
  { height:  553097 , difficulty:  1171197 , date:  "2015-07-09 07:35:28" },
  { height:  553098 , difficulty:  1170125 , date:  "2015-07-09 07:37:05" },
  { height:  553099 , difficulty:  1170301 , date:  "2015-07-09 07:38:40" },
  { height:  553100 , difficulty:  1169228 , date:  "2015-07-09 07:41:53" },
  { height:  553101 , difficulty:  1163919 , date:  "2015-07-09 07:41:58" },
  { height:  553102 , difficulty:  1162217 , date:  "2015-07-09 07:43:00" },
  { height:  553103 , difficulty:  1158004 , date:  "2015-07-09 07:43:36" },
  { height:  553104 , difficulty:  1159321 , date:  "2015-07-09 07:44:07" },
  { height:  553105 , difficulty:  1158135 , date:  "2015-07-09 07:45:03" },
  { height:  553106 , difficulty:  1163849 , date:  "2015-07-09 07:47:01" },
  { height:  553107 , difficulty:  1162338 , date:  "2015-07-09 07:49:12" },
  { height:  553108 , difficulty:  1163252 , date:  "2015-07-09 07:49:14" },
  { height:  553109 , difficulty:  1163322 , date:  "2015-07-09 07:50:34" },
  { height:  553110 , difficulty:  1167199 , date:  "2015-07-09 07:50:50" },
  { height:  553111 , difficulty:  1163499 , date:  "2015-07-09 07:51:27" },
  { height:  553112 , difficulty:  1166359 , date:  "2015-07-09 07:51:53" },
  { height:  553113 , difficulty:  1168655 , date:  "2015-07-09 07:52:42" },
  { height:  553114 , difficulty:  1163518 , date:  "2015-07-09 07:53:08" },
  { height:  553115 , difficulty:  1163787 , date:  "2015-07-09 07:57:30" },
  { height:  553116 , difficulty:  1163401 , date:  "2015-07-09 07:57:36" },
  { height:  553117 , difficulty:  1162425 , date:  "2015-07-09 07:58:54" },
  { height:  553118 , difficulty:  1163984 , date:  "2015-07-09 08:00:32" },
  { height:  553119 , difficulty:  1163468 , date:  "2015-07-09 08:01:24" },
  { height:  553120 , difficulty:  1162681 , date:  "2015-07-09 08:02:09" },
  { height:  553121 , difficulty:  1164566 , date:  "2015-07-09 08:02:15" },
  { height:  553122 , difficulty:  1163759 , date:  "2015-07-09 08:03:46" },
  { height:  553123 , difficulty:  1157089 , date:  "2015-07-09 08:04:02" },
  { height:  553124 , difficulty:  1155131 , date:  "2015-07-09 08:04:04" },
  { height:  553125 , difficulty:  1152774 , date:  "2015-07-09 08:04:06" },
  { height:  553126 , difficulty:  1153222 , date:  "2015-07-09 08:04:50" },
  { height:  553127 , difficulty:  1148755 , date:  "2015-07-09 08:05:15" },
  { height:  553128 , difficulty:  1143660 , date:  "2015-07-09 08:06:15" },
  { height:  553129 , difficulty:  1137631 , date:  "2015-07-09 08:06:21" },
  { height:  553130 , difficulty:  1143418 , date:  "2015-07-09 08:07:07" },
  { height:  553131 , difficulty:  1139323 , date:  "2015-07-09 08:10:59" },
  { height:  553132 , difficulty:  1139744 , date:  "2015-07-09 08:11:01" },
  { height:  553133 , difficulty:  1141434 , date:  "2015-07-09 08:15:53" },
  { height:  553134 , difficulty:  1140079 , date:  "2015-07-09 08:16:33" },
  { height:  553135 , difficulty:  1139650 , date:  "2015-07-09 08:17:00" },
  { height:  553136 , difficulty:  1138045 , date:  "2015-07-09 08:18:32" },
  { height:  553137 , difficulty:  1142303 , date:  "2015-07-09 08:18:37" },
  { height:  553138 , difficulty:  1142429 , date:  "2015-07-09 08:18:55" },
  { height:  553139 , difficulty:  1145708 , date:  "2015-07-09 08:19:16" },
  { height:  553140 , difficulty:  1145038 , date:  "2015-07-09 08:20:05" },
  { height:  553141 , difficulty:  1144459 , date:  "2015-07-09 08:20:41" },
  { height:  553142 , difficulty:  1142890 , date:  "2015-07-09 08:21:43" },
  { height:  553143 , difficulty:  1146830 , date:  "2015-07-09 08:22:32" },
  { height:  553144 , difficulty:  1138151 , date:  "2015-07-09 08:22:34" },
  { height:  553145 , difficulty:  1139279 , date:  "2015-07-09 08:25:39" },
  { height:  553146 , difficulty:  1143710 , date:  "2015-07-09 08:25:41" },
  { height:  553147 , difficulty:  1142216 , date:  "2015-07-09 08:27:16" },
  { height:  553148 , difficulty:  1149006 , date:  "2015-07-09 08:27:20" },
  { height:  553149 , difficulty:  1141028 , date:  "2015-07-09 08:28:39" },
  { height:  553150 , difficulty:  1140824 , date:  "2015-07-09 08:30:18" },
  { height:  553151 , difficulty:  1140141 , date:  "2015-07-09 08:30:22" },
  { height:  553152 , difficulty:  1139166 , date:  "2015-07-09 08:35:57" },
  { height:  553153 , difficulty:  1137107 , date:  "2015-07-09 08:37:39" },
  { height:  553154 , difficulty:  1139496 , date:  "2015-07-09 08:37:55" },
  { height:  553155 , difficulty:  1141862 , date:  "2015-07-09 08:39:55" },
  { height:  553156 , difficulty:  1137426 , date:  "2015-07-09 08:41:16" },
  { height:  553157 , difficulty:  1139996 , date:  "2015-07-09 08:47:28" },
  { height:  553158 , difficulty:  1137896 , date:  "2015-07-09 08:47:40" },
  { height:  553159 , difficulty:  1140029 , date:  "2015-07-09 08:47:43" },
  { height:  553160 , difficulty:  1141271 , date:  "2015-07-09 08:48:45" },
  { height:  553161 , difficulty:  1137698 , date:  "2015-07-09 08:49:38" },
  { height:  553162 , difficulty:  1137608 , date:  "2015-07-09 08:50:39" },
  { height:  553163 , difficulty:  1132799 , date:  "2015-07-09 08:50:59" },
  { height:  553164 , difficulty:  1131933 , date:  "2015-07-09 08:51:47" },
  { height:  553165 , difficulty:  1132018 , date:  "2015-07-09 08:52:47" },
  { height:  553166 , difficulty:  1129532 , date:  "2015-07-09 08:52:50" },
  { height:  553167 , difficulty:  1129261 , date:  "2015-07-09 08:52:54" },
  { height:  553168 , difficulty:  1125147 , date:  "2015-07-09 08:55:31" },
  { height:  553169 , difficulty:  1126330 , date:  "2015-07-09 08:55:34" },
  { height:  553170 , difficulty:  1124467 , date:  "2015-07-09 08:57:05" },
  { height:  553171 , difficulty:  1116586 , date:  "2015-07-09 08:57:11" },
  { height:  553172 , difficulty:  1122514 , date:  "2015-07-09 08:57:16" },
  { height:  553173 , difficulty:  1122763 , date:  "2015-07-09 08:57:30" },
  { height:  553174 , difficulty:  1126997 , date:  "2015-07-09 08:57:53" },
  { height:  553175 , difficulty:  1124313 , date:  "2015-07-09 08:59:04" },
  { height:  553176 , difficulty:  1120795 , date:  "2015-07-09 08:59:34" },
  { height:  553177 , difficulty:  1123397 , date:  "2015-07-09 09:00:35" },
  { height:  553178 , difficulty:  1123293 , date:  "2015-07-09 09:00:36" },
  { height:  553179 , difficulty:  1122851 , date:  "2015-07-09 09:02:30" },
  { height:  553180 , difficulty:  1122112 , date:  "2015-07-09 09:02:32" },
  { height:  553181 , difficulty:  1121762 , date:  "2015-07-09 09:04:17" },
  { height:  553182 , difficulty:  1124108 , date:  "2015-07-09 09:05:25" },
  { height:  553183 , difficulty:  1121610 , date:  "2015-07-09 09:09:09" },
  { height:  553184 , difficulty:  1129801 , date:  "2015-07-09 09:09:48" },
  { height:  553185 , difficulty:  1127553 , date:  "2015-07-09 09:10:09" },
  { height:  553186 , difficulty:  1128866 , date:  "2015-07-09 09:11:31" },
  { height:  553187 , difficulty:  1130965 , date:  "2015-07-09 09:13:19" },
  { height:  553188 , difficulty:  1130421 , date:  "2015-07-09 09:13:24" },
  { height:  553189 , difficulty:  1129395 , date:  "2015-07-09 09:14:36" },
  { height:  553190 , difficulty:  1133856 , date:  "2015-07-09 09:14:38" },
  { height:  553191 , difficulty:  1126086 , date:  "2015-07-09 09:15:30" },
  { height:  553192 , difficulty:  1127810 , date:  "2015-07-09 09:17:24" },
  { height:  553193 , difficulty:  1125624 , date:  "2015-07-09 09:17:26" },
  { height:  553194 , difficulty:  1124506 , date:  "2015-07-09 09:17:55" },
  { height:  553195 , difficulty:  1127139 , date:  "2015-07-09 09:18:24" },
  { height:  553196 , difficulty:  1125927 , date:  "2015-07-09 09:19:24" },
  { height:  553197 , difficulty:  1129388 , date:  "2015-07-09 09:19:27" },
  { height:  553198 , difficulty:  1129178 , date:  "2015-07-09 09:20:22" },
  { height:  553199 , difficulty:  1130654 , date:  "2015-07-09 09:20:59" },
  { height:  553200 , difficulty:  1130760 , date:  "2015-07-09 09:20:49" },
  { height:  553201 , difficulty:  1135115 , date:  "2015-07-09 09:21:05" },
  { height:  553202 , difficulty:  1136201 , date:  "2015-07-09 09:21:43" },
  { height:  553203 , difficulty:  1142206 , date:  "2015-07-09 09:24:26" },
  { height:  553204 , difficulty:  1141758 , date:  "2015-07-09 09:25:43" },
  { height:  553205 , difficulty:  1142633 , date:  "2015-07-09 09:26:09" },
  { height:  553206 , difficulty:  1142049 , date:  "2015-07-09 09:28:00" },
  { height:  553207 , difficulty:  1137366 , date:  "2015-07-09 09:28:12" },
  { height:  553208 , difficulty:  1144192 , date:  "2015-07-09 09:31:32" },
  { height:  553209 , difficulty:  1136006 , date:  "2015-07-09 09:31:34" },
  { height:  553210 , difficulty:  1139520 , date:  "2015-07-09 09:34:10" },
  { height:  553211 , difficulty:  1139916 , date:  "2015-07-09 09:34:46" },
  { height:  553212 , difficulty:  1137526 , date:  "2015-07-09 09:35:08" },
  { height:  553213 , difficulty:  1137370 , date:  "2015-07-09 09:38:09" },
  { height:  553214 , difficulty:  1138202 , date:  "2015-07-09 09:40:44" },
  { height:  553215 , difficulty:  1138924 , date:  "2015-07-09 09:41:25" },
  { height:  553216 , difficulty:  1144464 , date:  "2015-07-09 09:42:12" },
  { height:  553217 , difficulty:  1143469 , date:  "2015-07-09 09:42:39" },
  { height:  553218 , difficulty:  1142506 , date:  "2015-07-09 09:42:46" },
  { height:  553219 , difficulty:  1142598 , date:  "2015-07-09 09:42:55" },
  { height:  553220 , difficulty:  1143890 , date:  "2015-07-09 09:44:56" },
  { height:  553221 , difficulty:  1138894 , date:  "2015-07-09 09:45:52" },
  { height:  553222 , difficulty:  1139012 , date:  "2015-07-09 09:46:16" },
  { height:  553223 , difficulty:  1136190 , date:  "2015-07-09 09:49:42" },
  { height:  553224 , difficulty:  1136291 , date:  "2015-07-09 09:49:43" },
  { height:  553225 , difficulty:  1138076 , date:  "2015-07-09 09:49:52" },
  { height:  553226 , difficulty:  1135538 , date:  "2015-07-09 09:50:24" },
  { height:  553227 , difficulty:  1135529 , date:  "2015-07-09 09:51:11" },
  { height:  553228 , difficulty:  1128605 , date:  "2015-07-09 09:56:56" },
  { height:  553229 , difficulty:  1125681 , date:  "2015-07-09 09:57:55" },
  { height:  553230 , difficulty:  1125432 , date:  "2015-07-09 09:59:23" },
  { height:  553231 , difficulty:  1123825 , date:  "2015-07-09 09:59:24" },
  { height:  553232 , difficulty:  1121404 , date:  "2015-07-09 09:59:33" },
  { height:  553233 , difficulty:  1111607 , date:  "2015-07-09 10:00:36" },
  { height:  553234 , difficulty:  1111773 , date:  "2015-07-09 10:00:53" },
  { height:  553235 , difficulty:  1113571 , date:  "2015-07-09 10:03:00" },
  { height:  553236 , difficulty:  1112122 , date:  "2015-07-09 10:04:29" },
  { height:  553237 , difficulty:  1113467 , date:  "2015-07-09 10:04:32" },
  { height:  553238 , difficulty:  1112181 , date:  "2015-07-09 10:07:27" },
  { height:  553239 , difficulty:  1112357 , date:  "2015-07-09 10:07:32" },
  { height:  553240 , difficulty:  1113766 , date:  "2015-07-09 10:08:09" },
  { height:  553241 , difficulty:  1114437 , date:  "2015-07-09 10:08:53" },
  { height:  553242 , difficulty:  1119936 , date:  "2015-07-09 10:08:56" },
  { height:  553243 , difficulty:  1121566 , date:  "2015-07-09 10:10:44" },
  { height:  553244 , difficulty:  1117854 , date:  "2015-07-09 10:12:33" },
  { height:  553245 , difficulty:  1119174 , date:  "2015-07-09 10:15:24" },
  { height:  553246 , difficulty:  1117471 , date:  "2015-07-09 10:16:16" },
  { height:  553247 , difficulty:  1120446 , date:  "2015-07-09 10:16:20" },
  { height:  553248 , difficulty:  1122341 , date:  "2015-07-09 10:17:16" },
  { height:  553249 , difficulty:  1121895 , date:  "2015-07-09 10:17:20" },
  { height:  553250 , difficulty:  1121375 , date:  "2015-07-09 10:17:38" },
  { height:  553251 , difficulty:  1119647 , date:  "2015-07-09 10:19:10" },
  { height:  553252 , difficulty:  1119802 , date:  "2015-07-09 10:20:05" },
  { height:  553253 , difficulty:  1118410 , date:  "2015-07-09 10:20:09" },
  { height:  553254 , difficulty:  1120490 , date:  "2015-07-09 10:22:13" },
  { height:  553255 , difficulty:  1120651 , date:  "2015-07-09 10:23:35" },
  { height:  553256 , difficulty:  1120541 , date:  "2015-07-09 10:24:28" },
  { height:  553257 , difficulty:  1118695 , date:  "2015-07-09 10:24:56" },
  { height:  553258 , difficulty:  1116837 , date:  "2015-07-09 10:26:07" },
  { height:  553259 , difficulty:  1110185 , date:  "2015-07-09 10:26:12" },
  { height:  553260 , difficulty:  1115617 , date:  "2015-07-09 10:26:28" },
  { height:  553261 , difficulty:  1115061 , date:  "2015-07-09 10:26:57" },
  { height:  553262 , difficulty:  1112994 , date:  "2015-07-09 10:27:29" },
  { height:  553263 , difficulty:  1112420 , date:  "2015-07-09 10:27:42" },
  { height:  553264 , difficulty:  1118119 , date:  "2015-07-09 10:30:03" },
  { height:  553265 , difficulty:  1120532 , date:  "2015-07-09 10:30:10" },
  { height:  553266 , difficulty:  1121254 , date:  "2015-07-09 10:30:14" },
  { height:  553267 , difficulty:  1119767 , date:  "2015-07-09 10:32:28" },
  { height:  553268 , difficulty:  1116706 , date:  "2015-07-09 10:33:37" },
  { height:  553269 , difficulty:  1119353 , date:  "2015-07-09 10:33:44" },
  { height:  553270 , difficulty:  1118501 , date:  "2015-07-09 10:34:11" },
  { height:  553271 , difficulty:  1118678 , date:  "2015-07-09 10:35:15" },
  { height:  553272 , difficulty:  1120832 , date:  "2015-07-09 10:35:20" },
  { height:  553273 , difficulty:  1125816 , date:  "2015-07-09 10:36:02" },
  { height:  553274 , difficulty:  1126431 , date:  "2015-07-09 10:36:12" },
  { height:  553275 , difficulty:  1128755 , date:  "2015-07-09 10:36:13" },
  { height:  553276 , difficulty:  1129946 , date:  "2015-07-09 10:38:52" },
  { height:  553277 , difficulty:  1133762 , date:  "2015-07-09 10:42:43" },
  { height:  553278 , difficulty:  1132704 , date:  "2015-07-09 10:44:40" },
  { height:  553279 , difficulty:  1130046 , date:  "2015-07-09 10:49:23" },
  { height:  553280 , difficulty:  1128219 , date:  "2015-07-09 10:49:28" },
  { height:  553281 , difficulty:  1127917 , date:  "2015-07-09 10:57:31" },
  { height:  553282 , difficulty:  1127251 , date:  "2015-07-09 10:57:32" },
  { height:  553283 , difficulty:  1129836 , date:  "2015-07-09 11:00:23" },
  { height:  553284 , difficulty:  1126382 , date:  "2015-07-09 11:01:27" },
  { height:  553285 , difficulty:  1129643 , date:  "2015-07-09 11:01:29" },
  { height:  553286 , difficulty:  1124944 , date:  "2015-07-09 11:01:49" },
  { height:  553287 , difficulty:  1127072 , date:  "2015-07-09 11:01:53" },
  { height:  553288 , difficulty:  1126617 , date:  "2015-07-09 11:02:02" },
  { height:  553289 , difficulty:  1128686 , date:  "2015-07-09 11:02:54" },
  { height:  553290 , difficulty:  1124103 , date:  "2015-07-09 11:02:56" },
  { height:  553291 , difficulty:  1125407 , date:  "2015-07-09 11:04:48" },
  { height:  553292 , difficulty:  1127050 , date:  "2015-07-09 11:05:07" },
  { height:  553293 , difficulty:  1127539 , date:  "2015-07-09 11:05:44" },
  { height:  553294 , difficulty:  1127478 , date:  "2015-07-09 11:05:50" },
  { height:  553295 , difficulty:  1128024 , date:  "2015-07-09 11:05:55" },
  { height:  553296 , difficulty:  1124868 , date:  "2015-07-09 11:08:38" },
  { height:  553297 , difficulty:  1125673 , date:  "2015-07-09 11:08:47" },
  { height:  553298 , difficulty:  1125083 , date:  "2015-07-09 11:09:01" },
  { height:  553299 , difficulty:  1121292 , date:  "2015-07-09 11:10:14" },
  { height:  553300 , difficulty:  1121424 , date:  "2015-07-09 11:10:17" },
  { height:  553301 , difficulty:  1121383 , date:  "2015-07-09 11:10:35" },
  { height:  553302 , difficulty:  1121429 , date:  "2015-07-09 11:10:45" },
  { height:  553303 , difficulty:  1121114 , date:  "2015-07-09 11:11:09" },
  { height:  553304 , difficulty:  1111787 , date:  "2015-07-09 11:11:43" },
  { height:  553305 , difficulty:  1117825 , date:  "2015-07-09 11:12:44" },
  { height:  553306 , difficulty:  1116536 , date:  "2015-07-09 11:12:49" },
  { height:  553307 , difficulty:  1116739 , date:  "2015-07-09 11:13:53" },
  { height:  553308 , difficulty:  1116579 , date:  "2015-07-09 11:14:29" },
  { height:  553309 , difficulty:  1116849 , date:  "2015-07-09 11:14:32" },
  { height:  553310 , difficulty:  1116957 , date:  "2015-07-09 11:15:58" },
  { height:  553311 , difficulty:  1114331 , date:  "2015-07-09 11:16:00" },
  { height:  553312 , difficulty:  1112657 , date:  "2015-07-09 11:16:47" },
  { height:  553313 , difficulty:  1114849 , date:  "2015-07-09 11:18:07" },
  { height:  553314 , difficulty:  1111843 , date:  "2015-07-09 11:18:09" },
  { height:  553315 , difficulty:  1112516 , date:  "2015-07-09 11:20:27" },
  { height:  553316 , difficulty:  1111501 , date:  "2015-07-09 11:21:08" },
  { height:  553317 , difficulty:  1112558 , date:  "2015-07-09 11:21:49" },
  { height:  553318 , difficulty:  1112504 , date:  "2015-07-09 11:21:51" },
  { height:  553319 , difficulty:  1110916 , date:  "2015-07-09 11:22:31" },
  { height:  553320 , difficulty:  1107674 , date:  "2015-07-09 11:22:33" },
  { height:  553321 , difficulty:  1106119 , date:  "2015-07-09 11:22:49" },
  { height:  553322 , difficulty:  1104683 , date:  "2015-07-09 11:22:54" },
  { height:  553323 , difficulty:  1105944 , date:  "2015-07-09 11:23:26" },
  { height:  553324 , difficulty:  1108271 , date:  "2015-07-09 11:23:46" },
  { height:  553325 , difficulty:  1108188 , date:  "2015-07-09 11:23:54" },
  { height:  553326 , difficulty:  1110605 , date:  "2015-07-09 11:29:21" },
  { height:  553327 , difficulty:  1107883 , date:  "2015-07-09 11:32:02" },
  { height:  553328 , difficulty:  1106727 , date:  "2015-07-09 11:33:07" },
  { height:  553329 , difficulty:  1108302 , date:  "2015-07-09 11:37:56" },
  { height:  553330 , difficulty:  1105035 , date:  "2015-07-09 11:38:02" },
  { height:  553331 , difficulty:  1107048 , date:  "2015-07-09 11:40:41" },
  { height:  553332 , difficulty:  1108331 , date:  "2015-07-09 11:40:47" },
  { height:  553333 , difficulty:  1107549 , date:  "2015-07-09 11:41:23" },
  { height:  553334 , difficulty:  1107234 , date:  "2015-07-09 11:41:29" },
  { height:  553335 , difficulty:  1107635 , date:  "2015-07-09 11:41:33" },
  { height:  553336 , difficulty:  1107433 , date:  "2015-07-09 11:41:40" },
  { height:  553337 , difficulty:  1106670 , date:  "2015-07-09 11:42:43" },
  { height:  553338 , difficulty:  1108279 , date:  "2015-07-09 11:45:50" },
  { height:  553339 , difficulty:  1107862 , date:  "2015-07-09 11:48:14" },
  { height:  553340 , difficulty:  1104647 , date:  "2015-07-09 11:51:14" },
  { height:  553341 , difficulty:  1104729 , date:  "2015-07-09 11:53:46" },
  { height:  553342 , difficulty:  1109011 , date:  "2015-07-09 11:53:48" },
  { height:  553343 , difficulty:  1105181 , date:  "2015-07-09 11:54:40" },
  { height:  553344 , difficulty:  1103289 , date:  "2015-07-09 11:54:56" },
  { height:  553345 , difficulty:  1103098 , date:  "2015-07-09 11:57:33" },
  { height:  553346 , difficulty:  1102553 , date:  "2015-07-09 11:58:17" },
  { height:  553347 , difficulty:  1101252 , date:  "2015-07-09 11:58:43" },
  { height:  553348 , difficulty:  1101696 , date:  "2015-07-09 11:59:18" },
  { height:  553349 , difficulty:  1101226 , date:  "2015-07-09 12:00:16" },
  { height:  553350 , difficulty:  1100963 , date:  "2015-07-09 12:00:27" },
  { height:  553351 , difficulty:  1101145 , date:  "2015-07-09 12:00:40" },
  { height:  553352 , difficulty:  1098280 , date:  "2015-07-09 12:03:17" },
  { height:  553353 , difficulty:  1092027 , date:  "2015-07-09 12:03:38" },
  { height:  553354 , difficulty:  1090872 , date:  "2015-07-09 12:03:44" },
  { height:  553355 , difficulty:  1085204 , date:  "2015-07-09 12:08:02" },
  { height:  553356 , difficulty:  1085071 , date:  "2015-07-09 12:08:51" },
  { height:  553357 , difficulty:  1071602 , date:  "2015-07-09 12:09:08" },
  { height:  553358 , difficulty:  1072493 , date:  "2015-07-09 12:09:28" },
  { height:  553359 , difficulty:  1069724 , date:  "2015-07-09 12:09:47" },
  { height:  553360 , difficulty:  1068031 , date:  "2015-07-09 12:13:04" },
  { height:  553361 , difficulty:  1069061 , date:  "2015-07-09 12:14:48" },
  { height:  553362 , difficulty:  1068739 , date:  "2015-07-09 12:15:11" },
  { height:  553363 , difficulty:  1070183 , date:  "2015-07-09 12:16:53" },
  { height:  553364 , difficulty:  1072505 , date:  "2015-07-09 12:17:55" },
  { height:  553365 , difficulty:  1071229 , date:  "2015-07-09 12:19:46" },
  { height:  553366 , difficulty:  1072840 , date:  "2015-07-09 12:20:07" },
  { height:  553367 , difficulty:  1078635 , date:  "2015-07-09 12:20:43" },
  { height:  553368 , difficulty:  1078212 , date:  "2015-07-09 12:23:44" },
  { height:  553369 , difficulty:  1078151 , date:  "2015-07-09 12:27:19" },
  { height:  553370 , difficulty:  1082630 , date:  "2015-07-09 12:31:11" },
  { height:  553371 , difficulty:  1084288 , date:  "2015-07-09 12:32:22" },
  { height:  553372 , difficulty:  1081486 , date:  "2015-07-09 12:33:14" },
  { height:  553373 , difficulty:  1081247 , date:  "2015-07-09 12:34:33" },
  { height:  553374 , difficulty:  1083145 , date:  "2015-07-09 12:34:37" },
  { height:  553375 , difficulty:  1082083 , date:  "2015-07-09 12:35:52" },
  { height:  553376 , difficulty:  1082053 , date:  "2015-07-09 12:35:57" },
  { height:  553377 , difficulty:  1083008 , date:  "2015-07-09 12:39:12" },
  { height:  553378 , difficulty:  1082723 , date:  "2015-07-09 12:39:37" },
  { height:  553379 , difficulty:  1082073 , date:  "2015-07-09 12:41:09" },
  { height:  553380 , difficulty:  1082702 , date:  "2015-07-09 12:41:17" },
  { height:  553381 , difficulty:  1088449 , date:  "2015-07-09 12:42:55" },
  { height:  553382 , difficulty:  1088308 , date:  "2015-07-09 12:43:26" },
  { height:  553383 , difficulty:  1087937 , date:  "2015-07-09 12:45:08" },
  { height:  553384 , difficulty:  1089269 , date:  "2015-07-09 12:45:11" },
  { height:  553385 , difficulty:  1091208 , date:  "2015-07-09 12:47:01" },
  { height:  553386 , difficulty:  1089464 , date:  "2015-07-09 12:47:48" },
  { height:  553387 , difficulty:  1089974 , date:  "2015-07-09 12:48:15" },
  { height:  553388 , difficulty:  1092082 , date:  "2015-07-09 12:50:21" },
  { height:  553389 , difficulty:  1092368 , date:  "2015-07-09 12:50:36" },
  { height:  553390 , difficulty:  1092508 , date:  "2015-07-09 12:51:10" },
  { height:  553391 , difficulty:  1089437 , date:  "2015-07-09 12:52:09" },
  { height:  553392 , difficulty:  1089825 , date:  "2015-07-09 12:52:43" },
  { height:  553393 , difficulty:  1092538 , date:  "2015-07-09 12:53:00" },
  { height:  553394 , difficulty:  1097430 , date:  "2015-07-09 12:53:14" },
  { height:  553395 , difficulty:  1099333 , date:  "2015-07-09 12:53:53" },
  { height:  553396 , difficulty:  1101996 , date:  "2015-07-09 12:53:59" },
  { height:  553397 , difficulty:  1102012 , date:  "2015-07-09 12:54:52" },
  { height:  553398 , difficulty:  1103926 , date:  "2015-07-09 12:56:10" },
  { height:  553399 , difficulty:  1103761 , date:  "2015-07-09 12:56:18" },
  { height:  553400 , difficulty:  1105777 , date:  "2015-07-09 12:56:32" },
  { height:  553401 , difficulty:  1105796 , date:  "2015-07-09 12:56:37" },
  { height:  553402 , difficulty:  1097178 , date:  "2015-07-09 12:57:05" },
  { height:  553403 , difficulty:  1093099 , date:  "2015-07-09 12:57:29" },
  { height:  553404 , difficulty:  1091220 , date:  "2015-07-09 12:58:35" },
  { height:  553405 , difficulty:  1085452 , date:  "2015-07-09 12:58:41" },
  { height:  553406 , difficulty:  1085212 , date:  "2015-07-09 12:59:16" },
  { height:  553407 , difficulty:  1091966 , date:  "2015-07-09 13:00:03" },
  { height:  553408 , difficulty:  1091788 , date:  "2015-07-09 13:00:37" },
  { height:  553409 , difficulty:  1094659 , date:  "2015-07-09 13:00:56" },
  { height:  553410 , difficulty:  1094412 , date:  "2015-07-09 13:03:15" },
  { height:  553411 , difficulty:  1096557 , date:  "2015-07-09 13:03:39" },
  { height:  553412 , difficulty:  1096331 , date:  "2015-07-09 13:05:55" },
  { height:  553413 , difficulty:  1094917 , date:  "2015-07-09 13:07:09" },
  { height:  553414 , difficulty:  1091155 , date:  "2015-07-09 13:07:28" },
  { height:  553415 , difficulty:  1087702 , date:  "2015-07-09 13:07:31" },
  { height:  553416 , difficulty:  1082906 , date:  "2015-07-09 13:09:05" },
  { height:  553417 , difficulty:  1078540 , date:  "2015-07-09 13:10:03" },
  { height:  553418 , difficulty:  1080430 , date:  "2015-07-09 13:10:36" },
  { height:  553419 , difficulty:  1080402 , date:  "2015-07-09 13:11:48" },
  { height:  553420 , difficulty:  1083018 , date:  "2015-07-09 13:11:52" },
  { height:  553421 , difficulty:  1079629 , date:  "2015-07-09 13:11:53" },
  { height:  553422 , difficulty:  1079004 , date:  "2015-07-09 13:12:39" },
  { height:  553423 , difficulty:  1078227 , date:  "2015-07-09 13:12:55" },
  { height:  553424 , difficulty:  1079949 , date:  "2015-07-09 13:16:22" },
  { height:  553425 , difficulty:  1079396 , date:  "2015-07-09 13:16:28" },
  { height:  553426 , difficulty:  1081121 , date:  "2015-07-09 13:17:21" },
  { height:  553427 , difficulty:  1081522 , date:  "2015-07-09 13:18:58" },
  { height:  553428 , difficulty:  1078707 , date:  "2015-07-09 13:20:19" },
  { height:  553429 , difficulty:  1081203 , date:  "2015-07-09 13:22:22" },
  { height:  553430 , difficulty:  1082524 , date:  "2015-07-09 13:22:41" },
  { height:  553431 , difficulty:  1080620 , date:  "2015-07-09 13:23:20" },
  { height:  553432 , difficulty:  1079113 , date:  "2015-07-09 13:23:23" },
  { height:  553433 , difficulty:  1080270 , date:  "2015-07-09 13:24:22" },
  { height:  553434 , difficulty:  1082734 , date:  "2015-07-09 13:24:31" },
  { height:  553435 , difficulty:  1082508 , date:  "2015-07-09 13:28:01" },
  { height:  553436 , difficulty:  1081289 , date:  "2015-07-09 13:29:39" },
  { height:  553437 , difficulty:  1078215 , date:  "2015-07-09 13:32:03" },
  { height:  553438 , difficulty:  1078631 , date:  "2015-07-09 13:32:06" },
  { height:  553439 , difficulty:  1082042 , date:  "2015-07-09 13:32:26" },
  { height:  553440 , difficulty:  1081168 , date:  "2015-07-09 13:34:04" },
  { height:  553441 , difficulty:  1078292 , date:  "2015-07-09 13:34:47" },
  { height:  553442 , difficulty:  1079142 , date:  "2015-07-09 13:35:25" },
  { height:  553443 , difficulty:  1078497 , date:  "2015-07-09 13:35:37" },
  { height:  553444 , difficulty:  1073482 , date:  "2015-07-09 13:35:42" },
  { height:  553445 , difficulty:  1069285 , date:  "2015-07-09 13:37:47" },
  { height:  553446 , difficulty:  1065264 , date:  "2015-07-09 13:38:55" },
  { height:  553447 , difficulty:  1063241 , date:  "2015-07-09 13:40:47" },
  { height:  553448 , difficulty:  1063812 , date:  "2015-07-09 13:41:13" },
  { height:  553449 , difficulty:  1062382 , date:  "2015-07-09 13:41:48" },
  { height:  553450 , difficulty:  1064820 , date:  "2015-07-09 13:43:10" },
  { height:  553451 , difficulty:  1064766 , date:  "2015-07-09 13:43:11" },
  { height:  553452 , difficulty:  1064491 , date:  "2015-07-09 13:44:44" },
  { height:  553453 , difficulty:  1059248 , date:  "2015-07-09 13:47:05" },
  { height:  553454 , difficulty:  1061619 , date:  "2015-07-09 13:48:07" },
  { height:  553455 , difficulty:  1060826 , date:  "2015-07-09 13:49:57" },
  { height:  553456 , difficulty:  1064634 , date:  "2015-07-09 13:50:40" },
  { height:  553457 , difficulty:  1061865 , date:  "2015-07-09 13:51:08" },
  { height:  553458 , difficulty:  1064078 , date:  "2015-07-09 13:51:42" },
  { height:  553459 , difficulty:  1061633 , date:  "2015-07-09 13:54:37" },
  { height:  553460 , difficulty:  1061496 , date:  "2015-07-09 13:55:12" },
  { height:  553461 , difficulty:  1060765 , date:  "2015-07-09 13:55:29" },
  { height:  553462 , difficulty:  1059759 , date:  "2015-07-09 13:56:42" },
  { height:  553463 , difficulty:  1060846 , date:  "2015-07-09 13:56:49" },
  { height:  553464 , difficulty:  1058915 , date:  "2015-07-09 13:58:17" },
  { height:  553465 , difficulty:  1059740 , date:  "2015-07-09 13:58:52" },
  { height:  553466 , difficulty:  1059803 , date:  "2015-07-09 14:00:05" },
  { height:  553467 , difficulty:  1061852 , date:  "2015-07-09 14:01:11" },
  { height:  553468 , difficulty:  1060897 , date:  "2015-07-09 14:01:20" },
  { height:  553469 , difficulty:  1060390 , date:  "2015-07-09 14:01:28" },
  { height:  553470 , difficulty:  1062989 , date:  "2015-07-09 14:02:33" },
  { height:  553471 , difficulty:  1061954 , date:  "2015-07-09 14:02:50" },
  { height:  553472 , difficulty:  1070583 , date:  "2015-07-09 14:03:13" },
  { height:  553473 , difficulty:  1070951 , date:  "2015-07-09 14:04:05" },
  { height:  553474 , difficulty:  1068684 , date:  "2015-07-09 14:04:18" },
  { height:  553475 , difficulty:  1072481 , date:  "2015-07-09 14:05:18" },
  { height:  553476 , difficulty:  1072749 , date:  "2015-07-09 14:05:45" },
  { height:  553477 , difficulty:  1074190 , date:  "2015-07-09 14:06:18" },
  { height:  553478 , difficulty:  1074132 , date:  "2015-07-09 14:08:07" },
  { height:  553479 , difficulty:  1073704 , date:  "2015-07-09 14:08:08" },
  { height:  553480 , difficulty:  1071903 , date:  "2015-07-09 14:09:27" },
  { height:  553481 , difficulty:  1072892 , date:  "2015-07-09 14:11:00" },
  { height:  553482 , difficulty:  1071948 , date:  "2015-07-09 14:11:02" },
  { height:  553483 , difficulty:  1071259 , date:  "2015-07-09 14:11:40" },
  { height:  553484 , difficulty:  1073217 , date:  "2015-07-09 14:11:53" },
  { height:  553485 , difficulty:  1073703 , date:  "2015-07-09 14:12:55" },
  { height:  553486 , difficulty:  1071110 , date:  "2015-07-09 14:14:34" },
  { height:  553487 , difficulty:  1073553 , date:  "2015-07-09 14:14:42" },
  { height:  553488 , difficulty:  1070930 , date:  "2015-07-09 14:14:52" },
  { height:  553489 , difficulty:  1070823 , date:  "2015-07-09 14:15:36" },
  { height:  553490 , difficulty:  1071911 , date:  "2015-07-09 14:16:43" },
  { height:  553491 , difficulty:  1071933 , date:  "2015-07-09 14:16:45" },
  { height:  553492 , difficulty:  1069966 , date:  "2015-07-09 14:17:25" },
  { height:  553493 , difficulty:  1073187 , date:  "2015-07-09 14:17:59" },
  { height:  553494 , difficulty:  1074829 , date:  "2015-07-09 14:18:13" },
  { height:  553495 , difficulty:  1077128 , date:  "2015-07-09 14:18:23" },
  { height:  553496 , difficulty:  1077261 , date:  "2015-07-09 14:20:42" },
  { height:  553497 , difficulty:  1078521 , date:  "2015-07-09 14:21:57" },
  { height:  553498 , difficulty:  1081774 , date:  "2015-07-09 14:22:53" },
  { height:  553499 , difficulty:  1081244 , date:  "2015-07-09 14:24:25" },
  { height:  553500 , difficulty:  1075791 , date:  "2015-07-09 14:24:28" },
  { height:  553501 , difficulty:  1076117 , date:  "2015-07-09 14:24:56" },
  { height:  553502 , difficulty:  1074638 , date:  "2015-07-09 14:26:00" },
  { height:  553503 , difficulty:  1074007 , date:  "2015-07-09 14:27:37" },
  { height:  553504 , difficulty:  1074584 , date:  "2015-07-09 14:27:51" },
  { height:  553505 , difficulty:  1071259 , date:  "2015-07-09 14:29:40" },
  { height:  553506 , difficulty:  1071137 , date:  "2015-07-09 14:30:46" },
  { height:  553507 , difficulty:  1072924 , date:  "2015-07-09 14:34:10" },
  { height:  553508 , difficulty:  1073955 , date:  "2015-07-09 14:34:28" },
  { height:  553509 , difficulty:  1074935 , date:  "2015-07-09 14:36:20" },
  { height:  553510 , difficulty:  1076711 , date:  "2015-07-09 14:36:27" },
  { height:  553511 , difficulty:  1070722 , date:  "2015-07-09 14:38:12" },
  { height:  553512 , difficulty:  1068715 , date:  "2015-07-09 14:39:00" },
  { height:  553513 , difficulty:  1066183 , date:  "2015-07-09 14:39:03" },
  { height:  553514 , difficulty:  1067289 , date:  "2015-07-09 14:41:21" },
  { height:  553515 , difficulty:  1067190 , date:  "2015-07-09 14:44:13" },
  { height:  553516 , difficulty:  1068806 , date:  "2015-07-09 14:46:04" },
  { height:  553517 , difficulty:  1068552 , date:  "2015-07-09 14:46:10" },
  { height:  553518 , difficulty:  1067517 , date:  "2015-07-09 14:46:57" },
  { height:  553519 , difficulty:  1074146 , date:  "2015-07-09 14:48:12" },
  { height:  553520 , difficulty:  1074694 , date:  "2015-07-09 14:50:55" },
  { height:  553521 , difficulty:  1071212 , date:  "2015-07-09 14:51:00" },
  { height:  553522 , difficulty:  1071459 , date:  "2015-07-09 14:51:01" },
  { height:  553523 , difficulty:  1069155 , date:  "2015-07-09 14:51:55" },
  { height:  553524 , difficulty:  1069528 , date:  "2015-07-09 14:54:13" },
  { height:  553525 , difficulty:  1073661 , date:  "2015-07-09 14:55:13" },
  { height:  553526 , difficulty:  1071991 , date:  "2015-07-09 14:55:40" },
  { height:  553527 , difficulty:  1071984 , date:  "2015-07-09 14:56:04" },
  { height:  553528 , difficulty:  1071696 , date:  "2015-07-09 14:56:09" },
  { height:  553529 , difficulty:  1068768 , date:  "2015-07-09 14:56:37" },
  { height:  553530 , difficulty:  1068283 , date:  "2015-07-09 14:56:56" },
  { height:  553531 , difficulty:  1072329 , date:  "2015-07-09 14:57:43" },
  { height:  553532 , difficulty:  1071644 , date:  "2015-07-09 14:57:46" },
  { height:  553533 , difficulty:  1070752 , date:  "2015-07-09 14:58:29" },
  { height:  553534 , difficulty:  1074191 , date:  "2015-07-09 14:58:54" },
  { height:  553535 , difficulty:  1069250 , date:  "2015-07-09 15:05:30" },
  { height:  553536 , difficulty:  1068190 , date:  "2015-07-09 15:05:54" },
  { height:  553537 , difficulty:  1071132 , date:  "2015-07-09 15:07:23" },
  { height:  553538 , difficulty:  1069675 , date:  "2015-07-09 15:08:21" },
  { height:  553539 , difficulty:  1071241 , date:  "2015-07-09 15:09:45" },
  { height:  553540 , difficulty:  1069161 , date:  "2015-07-09 15:10:16" },
  { height:  553541 , difficulty:  1072697 , date:  "2015-07-09 15:14:21" },
  { height:  553542 , difficulty:  1074527 , date:  "2015-07-09 15:14:25" },
  { height:  553543 , difficulty:  1072612 , date:  "2015-07-09 15:14:44" },
  { height:  553544 , difficulty:  1072248 , date:  "2015-07-09 15:16:56" },
  { height:  553545 , difficulty:  1077685 , date:  "2015-07-09 15:17:21" },
  { height:  553546 , difficulty:  1075764 , date:  "2015-07-09 15:17:50" },
  { height:  553547 , difficulty:  1075235 , date:  "2015-07-09 15:17:53" },
  { height:  553548 , difficulty:  1074874 , date:  "2015-07-09 15:19:09" },
  { height:  553549 , difficulty:  1077100 , date:  "2015-07-09 15:19:15" },
  { height:  553550 , difficulty:  1077532 , date:  "2015-07-09 15:20:37" },
  { height:  553551 , difficulty:  1076297 , date:  "2015-07-09 15:22:29" },
  { height:  553552 , difficulty:  1077735 , date:  "2015-07-09 15:23:25" },
  { height:  553553 , difficulty:  1080440 , date:  "2015-07-09 15:24:09" },
  { height:  553554 , difficulty:  1077291 , date:  "2015-07-09 15:24:59" },
  { height:  553555 , difficulty:  1077504 , date:  "2015-07-09 15:28:48" },
  { height:  553556 , difficulty:  1075636 , date:  "2015-07-09 15:30:01" },
  { height:  553557 , difficulty:  1073374 , date:  "2015-07-09 15:31:42" },
  { height:  553558 , difficulty:  1073257 , date:  "2015-07-09 15:31:43" },
  { height:  553559 , difficulty:  1073987 , date:  "2015-07-09 15:35:10" },
  { height:  553560 , difficulty:  1076089 , date:  "2015-07-09 15:35:25" },
  { height:  553561 , difficulty:  1074220 , date:  "2015-07-09 15:36:12" },
  { height:  553562 , difficulty:  1071508 , date:  "2015-07-09 15:36:32" },
  { height:  553563 , difficulty:  1072365 , date:  "2015-07-09 15:39:57" },
  { height:  553564 , difficulty:  1072003 , date:  "2015-07-09 15:41:18" },
  { height:  553565 , difficulty:  1073538 , date:  "2015-07-09 15:42:11" },
  { height:  553566 , difficulty:  1071573 , date:  "2015-07-09 15:42:29" },
  { height:  553567 , difficulty:  1072263 , date:  "2015-07-09 15:42:36" },
  { height:  553568 , difficulty:  1073345 , date:  "2015-07-09 15:44:00" },
  { height:  553569 , difficulty:  1075093 , date:  "2015-07-09 15:47:55" },
  { height:  553570 , difficulty:  1077821 , date:  "2015-07-09 15:50:17" },
  { height:  553571 , difficulty:  1077507 , date:  "2015-07-09 15:51:54" },
  { height:  553572 , difficulty:  1086285 , date:  "2015-07-09 15:51:55" },
  { height:  553573 , difficulty:  1084720 , date:  "2015-07-09 15:54:59" },
  { height:  553574 , difficulty:  1083663 , date:  "2015-07-09 15:55:02" },
  { height:  553575 , difficulty:  1082923 , date:  "2015-07-09 15:55:04" },
  { height:  553576 , difficulty:  1083296 , date:  "2015-07-09 15:56:46" },
  { height:  553577 , difficulty:  1083642 , date:  "2015-07-09 15:58:44" },
  { height:  553578 , difficulty:  1082600 , date:  "2015-07-09 15:58:45" },
  { height:  553579 , difficulty:  1082858 , date:  "2015-07-09 15:59:45" },
  { height:  553580 , difficulty:  1082398 , date:  "2015-07-09 16:01:20" },
  { height:  553581 , difficulty:  1082850 , date:  "2015-07-09 16:01:24" },
  { height:  553582 , difficulty:  1081196 , date:  "2015-07-09 16:02:22" },
  { height:  553583 , difficulty:  1075378 , date:  "2015-07-09 16:02:38" },
  { height:  553584 , difficulty:  1076191 , date:  "2015-07-09 16:06:20" },
  { height:  553585 , difficulty:  1074756 , date:  "2015-07-09 16:06:23" },
  { height:  553586 , difficulty:  1080096 , date:  "2015-07-09 16:10:21" },
  { height:  553587 , difficulty:  1077101 , date:  "2015-07-09 16:10:23" },
  { height:  553588 , difficulty:  1075741 , date:  "2015-07-09 16:10:52" },
  { height:  553589 , difficulty:  1076118 , date:  "2015-07-09 16:13:15" },
  { height:  553590 , difficulty:  1072825 , date:  "2015-07-09 16:13:21" },
  { height:  553591 , difficulty:  1067862 , date:  "2015-07-09 16:14:09" },
  { height:  553592 , difficulty:  1065908 , date:  "2015-07-09 16:14:27" },
  { height:  553593 , difficulty:  1069063 , date:  "2015-07-09 16:14:32" },
  { height:  553594 , difficulty:  1068526 , date:  "2015-07-09 16:15:08" },
  { height:  553595 , difficulty:  1072610 , date:  "2015-07-09 16:16:17" },
  { height:  553596 , difficulty:  1067967 , date:  "2015-07-09 16:16:57" },
  { height:  553597 , difficulty:  1074172 , date:  "2015-07-09 16:18:08" },
  { height:  553598 , difficulty:  1076601 , date:  "2015-07-09 16:18:22" },
  { height:  553599 , difficulty:  1077719 , date:  "2015-07-09 16:19:23" },
  { height:  553600 , difficulty:  1077171 , date:  "2015-07-09 16:21:19" },
  { height:  553601 , difficulty:  1076919 , date:  "2015-07-09 16:23:04" },
  { height:  553602 , difficulty:  1076143 , date:  "2015-07-09 16:23:44" },
  { height:  553603 , difficulty:  1075708 , date:  "2015-07-09 16:26:53" },
  { height:  553604 , difficulty:  1076791 , date:  "2015-07-09 16:26:57" },
  { height:  553605 , difficulty:  1076696 , date:  "2015-07-09 16:27:18" },
  { height:  553606 , difficulty:  1078999 , date:  "2015-07-09 16:27:19" },
  { height:  553607 , difficulty:  1077762 , date:  "2015-07-09 16:28:09" },
  { height:  553608 , difficulty:  1077697 , date:  "2015-07-09 16:30:34" },
  { height:  553609 , difficulty:  1077307 , date:  "2015-07-09 16:31:10" },
  { height:  553610 , difficulty:  1079717 , date:  "2015-07-09 16:33:19" },
  { height:  553611 , difficulty:  1068694 , date:  "2015-07-09 16:33:56" },
  { height:  553612 , difficulty:  1068700 , date:  "2015-07-09 16:34:18" },
  { height:  553613 , difficulty:  1066658 , date:  "2015-07-09 16:37:50" },
  { height:  553614 , difficulty:  1065093 , date:  "2015-07-09 16:37:53" },
  { height:  553615 , difficulty:  1067861 , date:  "2015-07-09 16:37:58" },
  { height:  553616 , difficulty:  1066969 , date:  "2015-07-09 16:39:19" },
  { height:  553617 , difficulty:  1060747 , date:  "2015-07-09 16:39:42" },
  { height:  553618 , difficulty:  1060719 , date:  "2015-07-09 16:40:41" },
  { height:  553619 , difficulty:  1060353 , date:  "2015-07-09 16:41:41" },
  { height:  553620 , difficulty:  1059458 , date:  "2015-07-09 16:45:50" },
  { height:  553621 , difficulty:  1058693 , date:  "2015-07-09 16:46:44" },
  { height:  553622 , difficulty:  1058562 , date:  "2015-07-09 16:50:46" },
  { height:  553623 , difficulty:  1060120 , date:  "2015-07-09 16:53:03" },
  { height:  553624 , difficulty:  1060118 , date:  "2015-07-09 16:55:55" },
  { height:  553625 , difficulty:  1060015 , date:  "2015-07-09 16:56:16" },
  { height:  553626 , difficulty:  1059025 , date:  "2015-07-09 17:00:09" },
  { height:  553627 , difficulty:  1061869 , date:  "2015-07-09 17:00:49" },
  { height:  553628 , difficulty:  1061347 , date:  "2015-07-09 17:02:07" },
  { height:  553629 , difficulty:  1062713 , date:  "2015-07-09 17:03:02" },
  { height:  553630 , difficulty:  1061365 , date:  "2015-07-09 17:07:36" },
  { height:  553631 , difficulty:  1056690 , date:  "2015-07-09 17:07:41" },
  { height:  553632 , difficulty:  1055077 , date:  "2015-07-09 17:08:09" },
  { height:  553633 , difficulty:  1057605 , date:  "2015-07-09 17:10:43" },
  { height:  553634 , difficulty:  1059282 , date:  "2015-07-09 17:11:28" },
  { height:  553635 , difficulty:  1056495 , date:  "2015-07-09 17:11:34" },
  { height:  553636 , difficulty:  1056542 , date:  "2015-07-09 17:20:47" },
  { height:  553637 , difficulty:  1055808 , date:  "2015-07-09 17:21:05" },
  { height:  553638 , difficulty:  1055954 , date:  "2015-07-09 17:21:13" },
  { height:  553639 , difficulty:  1050215 , date:  "2015-07-09 17:22:08" },
  { height:  553640 , difficulty:  1052773 , date:  "2015-07-09 17:23:17" },
  { height:  553641 , difficulty:  1052342 , date:  "2015-07-09 17:23:57" },
  { height:  553642 , difficulty:  1052994 , date:  "2015-07-09 17:24:22" },
  { height:  553643 , difficulty:  1053615 , date:  "2015-07-09 17:26:57" },
  { height:  553644 , difficulty:  1052532 , date:  "2015-07-09 17:28:43" },
  { height:  553645 , difficulty:  1047410 , date:  "2015-07-09 17:29:59" },
  { height:  553646 , difficulty:  1046135 , date:  "2015-07-09 17:30:16" },
  { height:  553647 , difficulty:  1043880 , date:  "2015-07-09 17:30:39" },
  { height:  553648 , difficulty:  1045103 , date:  "2015-07-09 17:31:39" },
  { height:  553649 , difficulty:  1040057 , date:  "2015-07-09 17:31:40" },
  { height:  553650 , difficulty:  1041290 , date:  "2015-07-09 17:32:20" },
  { height:  553651 , difficulty:  1041853 , date:  "2015-07-09 17:39:42" },
  { height:  553652 , difficulty:  1040259 , date:  "2015-07-09 17:40:03" },
  { height:  553653 , difficulty:  1039798 , date:  "2015-07-09 17:40:05" },
  { height:  553654 , difficulty:  1040455 , date:  "2015-07-09 17:40:28" },
  { height:  553655 , difficulty:  1040876 , date:  "2015-07-09 17:41:30" },
  { height:  553656 , difficulty:  1041673 , date:  "2015-07-09 17:46:07" },
  { height:  553657 , difficulty:  1041911 , date:  "2015-07-09 17:46:14" },
  { height:  553658 , difficulty:  1040449 , date:  "2015-07-09 17:46:23" },
  { height:  553659 , difficulty:  1040781 , date:  "2015-07-09 17:46:59" },
  { height:  553660 , difficulty:  1038589 , date:  "2015-07-09 17:47:03" },
  { height:  553661 , difficulty:  1038405 , date:  "2015-07-09 17:47:09" },
  { height:  553662 , difficulty:  1032611 , date:  "2015-07-09 17:47:19" },
  { height:  553663 , difficulty:  1037692 , date:  "2015-07-09 17:47:38" },
  { height:  553664 , difficulty:  1037786 , date:  "2015-07-09 17:48:42" },
  { height:  553665 , difficulty:  1034296 , date:  "2015-07-09 17:49:54" },
  { height:  553666 , difficulty:  1035225 , date:  "2015-07-09 17:53:54" },
  { height:  553667 , difficulty:  1034813 , date:  "2015-07-09 17:56:05" },
  { height:  553668 , difficulty:  1036001 , date:  "2015-07-09 17:56:38" },
  { height:  553669 , difficulty:  1036532 , date:  "2015-07-09 17:57:00" },
  { height:  553670 , difficulty:  1036394 , date:  "2015-07-09 17:57:55" },
  { height:  553671 , difficulty:  1034535 , date:  "2015-07-09 17:58:16" },
  { height:  553672 , difficulty:  1037370 , date:  "2015-07-09 18:00:20" },
  { height:  553673 , difficulty:  1035487 , date:  "2015-07-09 18:02:08" },
  { height:  553674 , difficulty:  1036476 , date:  "2015-07-09 18:02:13" },
  { height:  553675 , difficulty:  1034819 , date:  "2015-07-09 18:03:22" },
  { height:  553676 , difficulty:  1034288 , date:  "2015-07-09 18:04:09" },
  { height:  553677 , difficulty:  1035763 , date:  "2015-07-09 18:04:47" },
  { height:  553678 , difficulty:  1035206 , date:  "2015-07-09 18:06:07" },
  { height:  553679 , difficulty:  1031560 , date:  "2015-07-09 18:06:20" },
  { height:  553680 , difficulty:  1031453 , date:  "2015-07-09 18:07:56" },
  { height:  553681 , difficulty:  1032115 , date:  "2015-07-09 18:07:59" },
  { height:  553682 , difficulty:  1036254 , date:  "2015-07-09 18:08:34" },
  { height:  553683 , difficulty:  1034964 , date:  "2015-07-09 18:08:36" },
  { height:  553684 , difficulty:  1035192 , date:  "2015-07-09 18:09:54" },
  { height:  553685 , difficulty:  1044537 , date:  "2015-07-09 18:09:56" },
  { height:  553686 , difficulty:  1046626 , date:  "2015-07-09 18:12:28" },
  { height:  553687 , difficulty:  1046345 , date:  "2015-07-09 18:13:36" },
  { height:  553688 , difficulty:  1045704 , date:  "2015-07-09 18:15:09" },
  { height:  553689 , difficulty:  1042992 , date:  "2015-07-09 18:15:24" },
  { height:  553690 , difficulty:  1043536 , date:  "2015-07-09 18:16:39" },
  { height:  553691 , difficulty:  1043600 , date:  "2015-07-09 18:16:41" },
  { height:  553692 , difficulty:  1042248 , date:  "2015-07-09 18:17:14" },
  { height:  553693 , difficulty:  1041591 , date:  "2015-07-09 18:18:15" },
  { height:  553694 , difficulty:  1044686 , date:  "2015-07-09 18:19:57" },
  { height:  553695 , difficulty:  1042958 , date:  "2015-07-09 18:23:02" },
  { height:  553696 , difficulty:  1036190 , date:  "2015-07-09 18:23:28" },
  { height:  553697 , difficulty:  1035555 , date:  "2015-07-09 18:26:12" },
  { height:  553698 , difficulty:  1029242 , date:  "2015-07-09 18:27:21" },
  { height:  553699 , difficulty:  1026475 , date:  "2015-07-09 18:27:50" },
  { height:  553700 , difficulty:  1029476 , date:  "2015-07-09 18:28:09" },
  { height:  553701 , difficulty:  1031477 , date:  "2015-07-09 18:28:29" },
  { height:  553702 , difficulty:  1028643 , date:  "2015-07-09 18:28:45" },
  { height:  553703 , difficulty:  1027448 , date:  "2015-07-09 18:28:58" },
  { height:  553704 , difficulty:  1027150 , date:  "2015-07-09 18:29:19" },
  { height:  553705 , difficulty:  1026329 , date:  "2015-07-09 18:30:00" },
  { height:  553706 , difficulty:  1021643 , date:  "2015-07-09 18:30:38" },
  { height:  553707 , difficulty:  1021341 , date:  "2015-07-09 18:31:27" },
  { height:  553708 , difficulty:  1021586 , date:  "2015-07-09 18:31:28" },
  { height:  553709 , difficulty:  1017457 , date:  "2015-07-09 18:31:42" },
  { height:  553710 , difficulty:  1019139 , date:  "2015-07-09 18:32:26" },
  { height:  553711 , difficulty:  1018845 , date:  "2015-07-09 18:34:52" },
  { height:  553712 , difficulty:  1004884 , date:  "2015-07-09 18:34:55" },
  { height:  553713 , difficulty:  1008350 , date:  "2015-07-09 18:34:56" },
  { height:  553714 , difficulty:  1008053 , date:  "2015-07-09 18:36:01" },
  { height:  553715 , difficulty:  1009252 , date:  "2015-07-09 18:38:07" },
  { height:  553716 , difficulty:  1008216 , date:  "2015-07-09 18:38:30" },
  { height:  553717 , difficulty:  1007356 , date:  "2015-07-09 18:38:55" },
  { height:  553718 , difficulty:  1010328 , date:  "2015-07-09 18:38:58" },
  { height:  553719 , difficulty:  1006914 , date:  "2015-07-09 18:39:48" },
  { height:  553720 , difficulty:  1004120 , date:  "2015-07-09 18:40:55" },
  { height:  553721 , difficulty:  1003938 , date:  "2015-07-09 18:41:21" },
  { height:  553722 , difficulty:  1008771 , date:  "2015-07-09 18:42:40" },
  { height:  553723 , difficulty:  1011200 , date:  "2015-07-09 18:44:06" },
  { height:  553724 , difficulty:  1011551 , date:  "2015-07-09 18:45:19" },
  { height:  553725 , difficulty:  1011480 , date:  "2015-07-09 18:45:21" },
  { height:  553726 , difficulty:  1014382 , date:  "2015-07-09 18:45:49" },
  { height:  553727 , difficulty:  1007067 , date:  "2015-07-09 18:45:52" },
  { height:  553728 , difficulty:  1011453 , date:  "2015-07-09 18:49:28" },
  { height:  553729 , difficulty:  1011358 , date:  "2015-07-09 18:49:29" },
  { height:  553730 , difficulty:  1014097 , date:  "2015-07-09 18:50:42" },
  { height:  553731 , difficulty:  1013842 , date:  "2015-07-09 18:51:04" },
  { height:  553732 , difficulty:  1006703 , date:  "2015-07-09 18:53:32" },
  { height:  553733 , difficulty:  1007706 , date:  "2015-07-09 18:53:51" },
  { height:  553734 , difficulty:  1007762 , date:  "2015-07-09 18:55:20" },
  { height:  553735 , difficulty:  1008895 , date:  "2015-07-09 18:55:22" },
  { height:  553736 , difficulty:  1009340 , date:  "2015-07-09 18:55:51" },
  { height:  553737 , difficulty:  1009013 , date:  "2015-07-09 18:56:31" },
  { height:  553738 , difficulty:  1009295 , date:  "2015-07-09 18:57:16" },
  { height:  553739 , difficulty:  1010288 , date:  "2015-07-09 18:59:40" },
  { height:  553740 , difficulty:  1009686 , date:  "2015-07-09 19:00:08" },
  { height:  553741 , difficulty:  1010750 , date:  "2015-07-09 19:01:40" },
  { height:  553742 , difficulty:  1004452 , date:  "2015-07-09 19:02:04" },
  { height:  553743 , difficulty:  1008230 , date:  "2015-07-09 19:03:16" },
  { height:  553744 , difficulty:  1007357 , date:  "2015-07-09 19:04:43" },
  { height:  553745 , difficulty:  1007766 , date:  "2015-07-09 19:05:29" },
  { height:  553746 , difficulty:  1007535 , date:  "2015-07-09 19:06:18" },
  { height:  553747 , difficulty:  1006932 , date:  "2015-07-09 19:06:24" },
  { height:  553748 , difficulty:  1010506 , date:  "2015-07-09 19:06:28" },
  { height:  553749 , difficulty:  1007847 , date:  "2015-07-09 19:08:27" },
  { height:  553750 , difficulty:  1009130 , date:  "2015-07-09 19:09:41" },
  { height:  553751 , difficulty:  1008087 , date:  "2015-07-09 19:09:47" },
  { height:  553752 , difficulty:  1009390 , date:  "2015-07-09 19:10:24" },
  { height:  553753 , difficulty:  1008204 , date:  "2015-07-09 19:11:42" },
  { height:  553754 , difficulty:  1006019 , date:  "2015-07-09 19:11:49" },
  { height:  553755 , difficulty:  1010157 , date:  "2015-07-09 19:13:46" },
  { height:  553756 , difficulty:  1007593 , date:  "2015-07-09 19:15:08" },
  { height:  553757 , difficulty:  1009229 , date:  "2015-07-09 19:15:12" },
  { height:  553758 , difficulty:  1008174 , date:  "2015-07-09 19:15:55" },
  { height:  553759 , difficulty:  1008352 , date:  "2015-07-09 19:16:03" },
  { height:  553760 , difficulty:  1009261 , date:  "2015-07-09 19:17:35" },
  { height:  553761 , difficulty:  1009480 , date:  "2015-07-09 19:17:39" },
  { height:  553762 , difficulty:  1009480 , date:  "2015-07-09 19:18:02" },
  { height:  553763 , difficulty:  1008344 , date:  "2015-07-09 19:18:03" },
  { height:  553764 , difficulty:  1006230 , date:  "2015-07-09 19:18:06" },
  { height:  553765 , difficulty:  1008005 , date:  "2015-07-09 19:20:44" },
  { height:  553766 , difficulty:  1006475 , date:  "2015-07-09 19:20:49" },
  { height:  553767 , difficulty:  1010230 , date:  "2015-07-09 19:21:11" },
  { height:  553768 , difficulty:  1009645 , date:  "2015-07-09 19:27:44" },
  { height:  553769 , difficulty:  1010739 , date:  "2015-07-09 19:27:46" },
  { height:  553770 , difficulty:  1014874 , date:  "2015-07-09 19:28:35" },
  { height:  553771 , difficulty:  1011107 , date:  "2015-07-09 19:28:40" },
  { height:  553772 , difficulty:  1012042 , date:  "2015-07-09 19:30:40" },
  { height:  553773 , difficulty:  1010094 , date:  "2015-07-09 19:30:57" },
  { height:  553774 , difficulty:  1010551 , date:  "2015-07-09 19:35:00" },
  { height:  553775 , difficulty:  1014607 , date:  "2015-07-09 19:35:04" },
  { height:  553776 , difficulty:  1014032 , date:  "2015-07-09 19:35:26" },
  { height:  553777 , difficulty:  1014929 , date:  "2015-07-09 19:36:27" },
  { height:  553778 , difficulty:  1015253 , date:  "2015-07-09 19:36:40" },
  { height:  553779 , difficulty:  1015521 , date:  "2015-07-09 19:37:55" },
  { height:  553780 , difficulty:  1016237 , date:  "2015-07-09 19:39:09" },
  { height:  553781 , difficulty:  1018052 , date:  "2015-07-09 19:40:12" },
  { height:  553782 , difficulty:  1020292 , date:  "2015-07-09 19:42:01" },
  { height:  553783 , difficulty:  1018827 , date:  "2015-07-09 19:42:50" },
  { height:  553784 , difficulty:  1020699 , date:  "2015-07-09 19:45:56" },
  { height:  553785 , difficulty:  1020518 , date:  "2015-07-09 19:46:48" },
  { height:  553786 , difficulty:  1020107 , date:  "2015-07-09 19:47:48" },
  { height:  553787 , difficulty:  1016705 , date:  "2015-07-09 19:47:51" },
  { height:  553788 , difficulty:  1017664 , date:  "2015-07-09 19:49:15" },
  { height:  553789 , difficulty:  1018082 , date:  "2015-07-09 19:49:36" },
  { height:  553790 , difficulty:  1023074 , date:  "2015-07-09 19:51:22" },
  { height:  553791 , difficulty:  1019638 , date:  "2015-07-09 19:55:03" },
  { height:  553792 , difficulty:  1020859 , date:  "2015-07-09 19:55:04" },
  { height:  553793 , difficulty:  1022559 , date:  "2015-07-09 19:55:16" },
  { height:  553794 , difficulty:  1023629 , date:  "2015-07-09 19:55:22" },
  { height:  553795 , difficulty:  1023250 , date:  "2015-07-09 19:56:10" },
  { height:  553796 , difficulty:  1021370 , date:  "2015-07-09 19:56:28" },
  { height:  553797 , difficulty:  1022855 , date:  "2015-07-09 19:59:03" },
  { height:  553798 , difficulty:  1020941 , date:  "2015-07-09 20:02:31" },
  { height:  553799 , difficulty:  1018483 , date:  "2015-07-09 20:02:58" },
  { height:  553800 , difficulty:  1016383 , date:  "2015-07-09 20:04:49" },
  { height:  553801 , difficulty:  1017273 , date:  "2015-07-09 20:05:04" },
  { height:  553802 , difficulty:  1016984 , date:  "2015-07-09 20:05:10" },
  { height:  553803 , difficulty:  1018281 , date:  "2015-07-09 20:05:17" },
  { height:  553804 , difficulty:  1012543 , date:  "2015-07-09 20:06:44" },
  { height:  553805 , difficulty:  1013519 , date:  "2015-07-09 20:07:33" },
  { height:  553806 , difficulty:  1017522 , date:  "2015-07-09 20:08:03" },
  { height:  553807 , difficulty:  1016795 , date:  "2015-07-09 20:08:20" },
  { height:  553808 , difficulty:  1020411 , date:  "2015-07-09 20:10:49" },
  { height:  553809 , difficulty:  1020764 , date:  "2015-07-09 20:11:11" },
  { height:  553810 , difficulty:  1018905 , date:  "2015-07-09 20:11:45" },
  { height:  553811 , difficulty:  1021102 , date:  "2015-07-09 20:12:16" },
  { height:  553812 , difficulty:  1020252 , date:  "2015-07-09 20:13:08" },
  { height:  553813 , difficulty:  1019456 , date:  "2015-07-09 20:13:36" },
  { height:  553814 , difficulty:  1018603 , date:  "2015-07-09 20:13:45" },
  { height:  553815 , difficulty:  1015871 , date:  "2015-07-09 20:14:01" },
  { height:  553816 , difficulty:  1015872 , date:  "2015-07-09 20:16:49" },
  { height:  553817 , difficulty:  1014872 , date:  "2015-07-09 20:18:38" },
  { height:  553818 , difficulty:  1015310 , date:  "2015-07-09 20:18:43" },
  { height:  553819 , difficulty:  1013259 , date:  "2015-07-09 20:18:49" },
  { height:  553820 , difficulty:  1015642 , date:  "2015-07-09 20:19:53" },
  { height:  553821 , difficulty:  1014266 , date:  "2015-07-09 20:22:19" },
  { height:  553822 , difficulty:  1015272 , date:  "2015-07-09 20:23:07" },
  { height:  553823 , difficulty:  1014996 , date:  "2015-07-09 20:24:26" },
  { height:  553824 , difficulty:  1016781 , date:  "2015-07-09 20:24:27" },
  { height:  553825 , difficulty:  1016041 , date:  "2015-07-09 20:24:34" },
  { height:  553826 , difficulty:  1013982 , date:  "2015-07-09 20:24:36" },
  { height:  553827 , difficulty:  1022548 , date:  "2015-07-09 20:25:18" },
  { height:  553828 , difficulty:  1024096 , date:  "2015-07-09 20:26:04" },
  { height:  553829 , difficulty:  1022220 , date:  "2015-07-09 20:27:45" },
  { height:  553830 , difficulty:  1025051 , date:  "2015-07-09 20:31:16" },
  { height:  553831 , difficulty:  1023878 , date:  "2015-07-09 20:32:00" },
  { height:  553832 , difficulty:  1031551 , date:  "2015-07-09 20:32:06" },
  { height:  553833 , difficulty:  1031565 , date:  "2015-07-09 20:34:09" },
  { height:  553834 , difficulty:  1030261 , date:  "2015-07-09 20:35:06" },
  { height:  553835 , difficulty:  1031527 , date:  "2015-07-09 20:35:27" },
  { height:  553836 , difficulty:  1030255 , date:  "2015-07-09 20:35:29" },
  { height:  553837 , difficulty:  1031611 , date:  "2015-07-09 20:36:19" },
  { height:  553838 , difficulty:  1031332 , date:  "2015-07-09 20:36:41" },
  { height:  553839 , difficulty:  1032425 , date:  "2015-07-09 20:39:04" },
  { height:  553840 , difficulty:  1033792 , date:  "2015-07-09 20:39:47" },
  { height:  553841 , difficulty:  1029345 , date:  "2015-07-09 20:40:57" },
  { height:  553842 , difficulty:  1029123 , date:  "2015-07-09 20:41:00" },
  { height:  553843 , difficulty:  1032640 , date:  "2015-07-09 20:41:06" },
  { height:  553844 , difficulty:  1021837 , date:  "2015-07-09 20:41:30" },
  { height:  553845 , difficulty:  1024060 , date:  "2015-07-09 20:42:19" },
  { height:  553846 , difficulty:  1022737 , date:  "2015-07-09 20:43:39" },
  { height:  553847 , difficulty:  1022561 , date:  "2015-07-09 20:44:35" },
  { height:  553848 , difficulty:  1019533 , date:  "2015-07-09 20:46:08" },
  { height:  553849 , difficulty:  1019509 , date:  "2015-07-09 20:50:04" },
  { height:  553850 , difficulty:  1014734 , date:  "2015-07-09 20:52:25" },
  { height:  553851 , difficulty:  1015259 , date:  "2015-07-09 20:52:28" },
  { height:  553852 , difficulty:  1016126 , date:  "2015-07-09 20:53:20" },
  { height:  553853 , difficulty:  1014358 , date:  "2015-07-09 20:53:34" },
  { height:  553854 , difficulty:  1016881 , date:  "2015-07-09 20:53:38" },
  { height:  553855 , difficulty:  1014766 , date:  "2015-07-09 20:56:35" },
  { height:  553856 , difficulty:  1015425 , date:  "2015-07-09 20:57:19" },
  { height:  553857 , difficulty:  1015392 , date:  "2015-07-09 20:57:24" },
  { height:  553858 , difficulty:  1018307 , date:  "2015-07-09 20:57:46" },
  { height:  553859 , difficulty:  1017863 , date:  "2015-07-09 20:58:10" },
  { height:  553860 , difficulty:  1013293 , date:  "2015-07-09 20:58:59" },
  { height:  553861 , difficulty:  1013920 , date:  "2015-07-09 20:59:16" },
  { height:  553862 , difficulty:  1015023 , date:  "2015-07-09 21:02:00" },
  { height:  553863 , difficulty:  1014897 , date:  "2015-07-09 21:02:03" },
  { height:  553864 , difficulty:  1014401 , date:  "2015-07-09 21:02:44" },
  { height:  553865 , difficulty:  1013713 , date:  "2015-07-09 21:04:01" },
  { height:  553866 , difficulty:  1012116 , date:  "2015-07-09 21:04:22" },
  { height:  553867 , difficulty:  1009116 , date:  "2015-07-09 21:04:41" },
  { height:  553868 , difficulty:  1008978 , date:  "2015-07-09 21:07:08" },
  { height:  553869 , difficulty:  1009267 , date:  "2015-07-09 21:07:12" },
  { height:  553870 , difficulty:  1009712 , date:  "2015-07-09 21:08:21" },
  { height:  553871 , difficulty:  1009868 , date:  "2015-07-09 21:10:08" },
  { height:  553872 , difficulty:  1009302 , date:  "2015-07-09 21:10:32" },
  { height:  553873 , difficulty:  1006501 , date:  "2015-07-09 21:10:36" },
  { height:  553874 , difficulty:  1001599 , date:  "2015-07-09 21:11:03" },
  { height:  553875 , difficulty:  1000982 , date:  "2015-07-09 21:11:47" },
  { height:  553876 , difficulty:  998076 , date:  "2015-07-09 21:12:05" },
  { height:  553877 , difficulty:  998486 , date:  "2015-07-09 21:13:15" },
  { height:  553878 , difficulty:  1002368 , date:  "2015-07-09 21:13:18" },
  { height:  553879 , difficulty:  1004004 , date:  "2015-07-09 21:13:28" },
  { height:  553880 , difficulty:  1002207 , date:  "2015-07-09 21:15:09" },
  { height:  553881 , difficulty:  1003626 , date:  "2015-07-09 21:15:36" },
  { height:  553882 , difficulty:  1002968 , date:  "2015-07-09 21:15:37" },
  { height:  553883 , difficulty:  1007571 , date:  "2015-07-09 21:17:21" },
  { height:  553884 , difficulty:  1003529 , date:  "2015-07-09 21:19:32" },
  { height:  553885 , difficulty:  1006861 , date:  "2015-07-09 21:21:06" },
  { height:  553886 , difficulty:  1006724 , date:  "2015-07-09 21:22:18" },
  { height:  553887 , difficulty:  1006304 , date:  "2015-07-09 21:22:36" },
  { height:  553888 , difficulty:  1009527 , date:  "2015-07-09 21:22:43" },
  { height:  553889 , difficulty:  1012715 , date:  "2015-07-09 21:27:12" },
  { height:  553890 , difficulty:  1013379 , date:  "2015-07-09 21:27:48" },
  { height:  553891 , difficulty:  1014004 , date:  "2015-07-09 21:27:55" },
  { height:  553892 , difficulty:  1010046 , date:  "2015-07-09 21:28:46" },
  { height:  553893 , difficulty:  1007145 , date:  "2015-07-09 21:28:58" },
  { height:  553894 , difficulty:  1007050 , date:  "2015-07-09 21:32:04" },
  { height:  553895 , difficulty:  1009889 , date:  "2015-07-09 21:32:07" },
  { height:  553896 , difficulty:  1009482 , date:  "2015-07-09 21:36:05" },
  { height:  553897 , difficulty:  1006059 , date:  "2015-07-09 21:36:47" },
  { height:  553898 , difficulty:  1010051 , date:  "2015-07-09 21:36:51" },
  { height:  553899 , difficulty:  1007791 , date:  "2015-07-09 21:37:01" },
  { height:  553900 , difficulty:  1007811 , date:  "2015-07-09 21:38:24" },
  { height:  553901 , difficulty:  1008285 , date:  "2015-07-09 21:42:19" },
  { height:  553902 , difficulty:  1009287 , date:  "2015-07-09 21:42:37" },
  { height:  553903 , difficulty:  1017230 , date:  "2015-07-09 21:42:46" },
  { height:  553904 , difficulty:  1017419 , date:  "2015-07-09 21:42:52" },
  { height:  553905 , difficulty:  1016904 , date:  "2015-07-09 21:43:30" },
  { height:  553906 , difficulty:  1011115 , date:  "2015-07-09 21:46:52" },
  { height:  553907 , difficulty:  1010028 , date:  "2015-07-09 21:46:59" },
  { height:  553908 , difficulty:  1011420 , date:  "2015-07-09 21:47:26" },
  { height:  553909 , difficulty:  1008472 , date:  "2015-07-09 21:48:14" },
  { height:  553910 , difficulty:  1010202 , date:  "2015-07-09 21:48:16" },
  { height:  553911 , difficulty:  1011888 , date:  "2015-07-09 21:50:56" },
  { height:  553912 , difficulty:  1011783 , date:  "2015-07-09 21:51:02" },
  { height:  553913 , difficulty:  1015007 , date:  "2015-07-09 21:51:43" },
  { height:  553914 , difficulty:  1014421 , date:  "2015-07-09 21:51:58" },
  { height:  553915 , difficulty:  1011452 , date:  "2015-07-09 21:52:10" },
  { height:  553916 , difficulty:  1011351 , date:  "2015-07-09 21:52:28" },
  { height:  553917 , difficulty:  1009420 , date:  "2015-07-09 21:53:01" },
  { height:  553918 , difficulty:  1012076 , date:  "2015-07-09 21:53:10" },
  { height:  553919 , difficulty:  1014705 , date:  "2015-07-09 21:54:35" },
  { height:  553920 , difficulty:  1018520 , date:  "2015-07-09 21:54:51" },
  { height:  553921 , difficulty:  1018452 , date:  "2015-07-09 21:55:01" },
  { height:  553922 , difficulty:  1016240 , date:  "2015-07-09 21:55:57" },
  { height:  553923 , difficulty:  1016081 , date:  "2015-07-09 22:00:20" },
  { height:  553924 , difficulty:  1013521 , date:  "2015-07-09 22:00:34" },
  { height:  553925 , difficulty:  1007538 , date:  "2015-07-09 22:01:02" },
  { height:  553926 , difficulty:  1006073 , date:  "2015-07-09 22:01:47" },
  { height:  553927 , difficulty:  1007286 , date:  "2015-07-09 22:04:59" },
  { height:  553928 , difficulty:  1005852 , date:  "2015-07-09 22:11:09" },
  { height:  553929 , difficulty:  1008605 , date:  "2015-07-09 22:11:24" },
  { height:  553930 , difficulty:  1010521 , date:  "2015-07-09 22:12:15" },
  { height:  553931 , difficulty:  1007050 , date:  "2015-07-09 22:12:42" },
  { height:  553932 , difficulty:  1006462 , date:  "2015-07-09 22:12:45" },
  { height:  553933 , difficulty:  1008055 , date:  "2015-07-09 22:13:22" },
  { height:  553934 , difficulty:  1007457 , date:  "2015-07-09 22:14:17" },
  { height:  553935 , difficulty:  1007090 , date:  "2015-07-09 22:14:38" },
  { height:  553936 , difficulty:  1006398 , date:  "2015-07-09 22:16:20" },
  { height:  553937 , difficulty:  1006639 , date:  "2015-07-09 22:17:20" },
  { height:  553938 , difficulty:  1002492 , date:  "2015-07-09 22:19:49" },
  { height:  553939 , difficulty:  1005977 , date:  "2015-07-09 22:20:30" },
  { height:  553940 , difficulty:  1004908 , date:  "2015-07-09 22:21:54" },
  { height:  553941 , difficulty:  1002809 , date:  "2015-07-09 22:22:09" },
  { height:  553942 , difficulty:  1005627 , date:  "2015-07-09 22:26:02" },
  { height:  553943 , difficulty:  1006785 , date:  "2015-07-09 22:26:13" },
  { height:  553944 , difficulty:  1002902 , date:  "2015-07-09 22:26:35" },
  { height:  553945 , difficulty:  1003336 , date:  "2015-07-09 22:28:11" },
  { height:  553946 , difficulty:  1003032 , date:  "2015-07-09 22:29:22" },
  { height:  553947 , difficulty:  1000171 , date:  "2015-07-09 22:33:29" },
  { height:  553948 , difficulty:  1000461 , date:  "2015-07-09 22:33:32" },
  { height:  553949 , difficulty:  1000429 , date:  "2015-07-09 22:33:36" },
  { height:  553950 , difficulty:  999546 , date:  "2015-07-09 22:36:28" },
  { height:  553951 , difficulty:  1002369 , date:  "2015-07-09 22:36:53" },
  { height:  553952 , difficulty:  1007808 , date:  "2015-07-09 22:37:32" },
  { height:  553953 , difficulty:  1008850 , date:  "2015-07-09 22:38:43" },
  { height:  553954 , difficulty:  1016191 , date:  "2015-07-09 22:40:53" },
  { height:  553955 , difficulty:  1015856 , date:  "2015-07-09 22:41:08" },
  { height:  553956 , difficulty:  1026124 , date:  "2015-07-09 22:42:02" },
  { height:  553957 , difficulty:  1025205 , date:  "2015-07-09 22:42:07" },
  { height:  553958 , difficulty:  1029720 , date:  "2015-07-09 22:42:33" },
  { height:  553959 , difficulty:  1028413 , date:  "2015-07-09 22:43:40" },
  { height:  553960 , difficulty:  1024631 , date:  "2015-07-09 22:44:54" },
  { height:  553961 , difficulty:  1022400 , date:  "2015-07-09 22:44:59" },
  { height:  553962 , difficulty:  1020338 , date:  "2015-07-09 22:45:28" },
  { height:  553963 , difficulty:  1019898 , date:  "2015-07-09 22:46:13" },
  { height:  553964 , difficulty:  1020939 , date:  "2015-07-09 22:46:30" },
  { height:  553965 , difficulty:  1013483 , date:  "2015-07-09 22:46:32" },
  { height:  553966 , difficulty:  1015364 , date:  "2015-07-09 22:46:35" },
  { height:  553967 , difficulty:  1015509 , date:  "2015-07-09 22:47:18" },
  { height:  553968 , difficulty:  1014940 , date:  "2015-07-09 22:47:35" },
  { height:  553969 , difficulty:  1014584 , date:  "2015-07-09 22:48:03" },
  { height:  553970 , difficulty:  1009503 , date:  "2015-07-09 22:48:37" },
  { height:  553971 , difficulty:  1013636 , date:  "2015-07-09 22:49:24" },
  { height:  553972 , difficulty:  1007283 , date:  "2015-07-09 22:50:47" },
  { height:  553973 , difficulty:  1006345 , date:  "2015-07-09 22:51:10" },
  { height:  553974 , difficulty:  1008014 , date:  "2015-07-09 22:52:41" },
  { height:  553975 , difficulty:  1007645 , date:  "2015-07-09 22:53:23" },
  { height:  553976 , difficulty:  1005726 , date:  "2015-07-09 22:53:51" },
  { height:  553977 , difficulty:  999575 , date:  "2015-07-09 22:54:43" },
  { height:  553978 , difficulty:  999556 , date:  "2015-07-09 22:55:03" },
  { height:  553979 , difficulty:  1000066 , date:  "2015-07-09 22:56:39" },
  { height:  553980 , difficulty:  1001362 , date:  "2015-07-09 22:56:42" },
  { height:  553981 , difficulty:  1000331 , date:  "2015-07-09 22:57:34" },
  { height:  553982 , difficulty:  996529 , date:  "2015-07-09 22:57:46" },
  { height:  553983 , difficulty:  997122 , date:  "2015-07-09 22:59:05" },
  { height:  553984 , difficulty:  996325 , date:  "2015-07-09 22:59:17" },
  { height:  553985 , difficulty:  997152 , date:  "2015-07-09 23:02:58" },
  { height:  553986 , difficulty:  996987 , date:  "2015-07-09 23:03:23" },
  { height:  553987 , difficulty:  993867 , date:  "2015-07-09 23:03:47" },
  { height:  553988 , difficulty:  995641 , date:  "2015-07-09 23:04:28" },
  { height:  553989 , difficulty:  994467 , date:  "2015-07-09 23:04:35" },
  { height:  553990 , difficulty:  997540 , date:  "2015-07-09 23:04:51" },
  { height:  553991 , difficulty:  998145 , date:  "2015-07-09 23:05:14" },
  { height:  553992 , difficulty:  998591 , date:  "2015-07-09 23:05:26" },
  { height:  553993 , difficulty:  997611 , date:  "2015-07-09 23:06:30" },
  { height:  553994 , difficulty:  998271 , date:  "2015-07-09 23:06:58" },
  { height:  553995 , difficulty:  995939 , date:  "2015-07-09 23:07:22" },
  { height:  553996 , difficulty:  995801 , date:  "2015-07-09 23:08:58" },
  { height:  553997 , difficulty:  995533 , date:  "2015-07-09 23:10:24" },
  { height:  553998 , difficulty:  994761 , date:  "2015-07-09 23:11:50" },
  { height:  553999 , difficulty:  988288 , date:  "2015-07-09 23:13:18" },
  { height:  554000 , difficulty:  987984 , date:  "2015-07-09 23:14:56" },
  { height:  554001 , difficulty:  995615 , date:  "2015-07-09 23:14:59" },
  { height:  554002 , difficulty:  998510 , date:  "2015-07-09 23:17:18" },
  { height:  554003 , difficulty:  995007 , date:  "2015-07-09 23:20:47" },
  { height:  554004 , difficulty:  992724 , date:  "2015-07-09 23:20:50" },
  { height:  554005 , difficulty:  992337 , date:  "2015-07-09 23:22:09" },
  { height:  554006 , difficulty:  995012 , date:  "2015-07-09 23:22:54" },
  { height:  554007 , difficulty:  994301 , date:  "2015-07-09 23:23:30" },
  { height:  554008 , difficulty:  995007 , date:  "2015-07-09 23:23:38" },
  { height:  554009 , difficulty:  994036 , date:  "2015-07-09 23:25:20" },
  { height:  554010 , difficulty:  992543 , date:  "2015-07-09 23:25:25" },
  { height:  554011 , difficulty:  992018 , date:  "2015-07-09 23:25:50" },
  { height:  554012 , difficulty:  990842 , date:  "2015-07-09 23:27:53" },
  { height:  554013 , difficulty:  994003 , date:  "2015-07-09 23:27:59" },
  { height:  554014 , difficulty:  993705 , date:  "2015-07-09 23:28:41" },
  { height:  554015 , difficulty:  997206 , date:  "2015-07-09 23:29:57" },
  { height:  554016 , difficulty:  998846 , date:  "2015-07-09 23:30:17" },
  { height:  554017 , difficulty:  998333 , date:  "2015-07-09 23:30:27" },
  { height:  554018 , difficulty:  993405 , date:  "2015-07-09 23:31:34" },
  { height:  554019 , difficulty:  993384 , date:  "2015-07-09 23:32:33" },
  { height:  554020 , difficulty:  996778 , date:  "2015-07-09 23:36:17" },
  { height:  554021 , difficulty:  995249 , date:  "2015-07-09 23:36:41" },
  { height:  554022 , difficulty:  993909 , date:  "2015-07-09 23:36:44" },
  { height:  554023 , difficulty:  988212 , date:  "2015-07-09 23:38:03" },
  { height:  554024 , difficulty:  989483 , date:  "2015-07-09 23:38:07" },
  { height:  554025 , difficulty:  989506 , date:  "2015-07-09 23:39:11" },
  { height:  554026 , difficulty:  985222 , date:  "2015-07-09 23:39:35" },
  { height:  554027 , difficulty:  988492 , date:  "2015-07-09 23:40:31" },
  { height:  554028 , difficulty:  987891 , date:  "2015-07-09 23:40:34" },
  { height:  554029 , difficulty:  986077 , date:  "2015-07-09 23:41:10" },
  { height:  554030 , difficulty:  989292 , date:  "2015-07-09 23:41:31" },
  { height:  554031 , difficulty:  990069 , date:  "2015-07-09 23:42:33" },
  { height:  554032 , difficulty:  989032 , date:  "2015-07-09 23:42:35" },
  { height:  554033 , difficulty:  989348 , date:  "2015-07-09 23:42:37" },
  { height:  554034 , difficulty:  989103 , date:  "2015-07-09 23:43:04" },
  { height:  554035 , difficulty:  992438 , date:  "2015-07-09 23:43:57" },
  { height:  554036 , difficulty:  993155 , date:  "2015-07-09 23:44:43" },
  { height:  554037 , difficulty:  993555 , date:  "2015-07-09 23:44:47" },
  { height:  554038 , difficulty:  995399 , date:  "2015-07-09 23:45:11" },
  { height:  554039 , difficulty:  995764 , date:  "2015-07-09 23:46:28" },
  { height:  554040 , difficulty:  998173 , date:  "2015-07-09 23:47:09" },
  { height:  554041 , difficulty:  998583 , date:  "2015-07-09 23:47:41" },
  { height:  554042 , difficulty:  999359 , date:  "2015-07-09 23:48:38" },
  { height:  554043 , difficulty:  1002945 , date:  "2015-07-09 23:48:42" },
  { height:  554044 , difficulty:  1008179 , date:  "2015-07-09 23:49:02" },
  { height:  554045 , difficulty:  1013625 , date:  "2015-07-09 23:49:09" },
  { height:  554046 , difficulty:  1014518 , date:  "2015-07-09 23:50:08" },
  { height:  554047 , difficulty:  1014545 , date:  "2015-07-09 23:50:12" },
  { height:  554048 , difficulty:  1014315 , date:  "2015-07-09 23:51:14" },
  { height:  554049 , difficulty:  1013670 , date:  "2015-07-09 23:51:20" },
  { height:  554050 , difficulty:  1013112 , date:  "2015-07-09 23:51:40" },
  { height:  554051 , difficulty:  1011979 , date:  "2015-07-09 23:51:42" },
  { height:  554052 , difficulty:  1016436 , date:  "2015-07-09 23:51:46" },
  { height:  554053 , difficulty:  1015557 , date:  "2015-07-09 23:53:59" },
  { height:  554054 , difficulty:  1017408 , date:  "2015-07-09 23:54:16" },
  { height:  554055 , difficulty:  1014849 , date:  "2015-07-09 23:55:07" },
  { height:  554056 , difficulty:  1017325 , date:  "2015-07-09 23:55:43" },
  { height:  554057 , difficulty:  1016602 , date:  "2015-07-09 23:59:31" },
  { height:  554058 , difficulty:  1018942 , date:  "2015-07-09 23:59:37" },
  { height:  554059 , difficulty:  1016689 , date:  "2015-07-10 00:01:05" },
  { height:  554060 , difficulty:  1019246 , date:  "2015-07-10 00:02:11" },
  { height:  554061 , difficulty:  1014291 , date:  "2015-07-10 00:02:16" },
  { height:  554062 , difficulty:  1014195 , date:  "2015-07-10 00:03:09" },
  { height:  554063 , difficulty:  1016846 , date:  "2015-07-10 00:04:24" },
  { height:  554064 , difficulty:  1015970 , date:  "2015-07-10 00:04:45" },
  { height:  554065 , difficulty:  1016556 , date:  "2015-07-10 00:04:53" },
  { height:  554066 , difficulty:  1017595 , date:  "2015-07-10 00:07:11" },
  { height:  554067 , difficulty:  1017750 , date:  "2015-07-10 00:08:26" },
  { height:  554068 , difficulty:  1017735 , date:  "2015-07-10 00:08:27" },
  { height:  554069 , difficulty:  1016189 , date:  "2015-07-10 00:08:41" },
  { height:  554070 , difficulty:  1016328 , date:  "2015-07-10 00:08:46" },
  { height:  554071 , difficulty:  1015658 , date:  "2015-07-10 00:11:02" },
  { height:  554072 , difficulty:  1014300 , date:  "2015-07-10 00:13:53" },
  { height:  554073 , difficulty:  1013903 , date:  "2015-07-10 00:14:38" },
  { height:  554074 , difficulty:  1011585 , date:  "2015-07-10 00:14:43" },
  { height:  554075 , difficulty:  1009372 , date:  "2015-07-10 00:15:54" },
  { height:  554076 , difficulty:  1006651 , date:  "2015-07-10 00:16:44" },
  { height:  554077 , difficulty:  1007165 , date:  "2015-07-10 00:17:19" },
  { height:  554078 , difficulty:  1003898 , date:  "2015-07-10 00:17:22" },
  { height:  554079 , difficulty:  999898 , date:  "2015-07-10 00:17:32" },
  { height:  554080 , difficulty:  999829 , date:  "2015-07-10 00:21:53" },
  { height:  554081 , difficulty:  998503 , date:  "2015-07-10 00:22:34" },
  { height:  554082 , difficulty:  998401 , date:  "2015-07-10 00:24:24" },
  { height:  554083 , difficulty:  998191 , date:  "2015-07-10 00:24:24" },
  { height:  554084 , difficulty:  998325 , date:  "2015-07-10 00:24:49" },
  { height:  554085 , difficulty:  999153 , date:  "2015-07-10 00:25:12" },
  { height:  554086 , difficulty:  999495 , date:  "2015-07-10 00:25:17" },
  { height:  554087 , difficulty:  1002309 , date:  "2015-07-10 00:27:21" },
  { height:  554088 , difficulty:  1000823 , date:  "2015-07-10 00:29:01" },
  { height:  554089 , difficulty:  1001016 , date:  "2015-07-10 00:29:03" },
  { height:  554090 , difficulty:  999817 , date:  "2015-07-10 00:29:22" },
  { height:  554091 , difficulty:  1000162 , date:  "2015-07-10 00:30:07" },
  { height:  554092 , difficulty:  1001055 , date:  "2015-07-10 00:30:16" },
  { height:  554093 , difficulty:  1001541 , date:  "2015-07-10 00:30:36" },
  { height:  554094 , difficulty:  1001536 , date:  "2015-07-10 00:30:50" },
  { height:  554095 , difficulty:  999912 , date:  "2015-07-10 00:31:59" },
  { height:  554096 , difficulty:  993828 , date:  "2015-07-10 00:32:27" },
  { height:  554097 , difficulty:  994277 , date:  "2015-07-10 00:32:46" },
  { height:  554098 , difficulty:  994488 , date:  "2015-07-10 00:34:22" },
  { height:  554099 , difficulty:  997753 , date:  "2015-07-10 00:35:35" },
  { height:  554100 , difficulty:  997662 , date:  "2015-07-10 00:36:39" },
  { height:  554101 , difficulty:  997220 , date:  "2015-07-10 00:37:00" },
  { height:  554102 , difficulty:  999020 , date:  "2015-07-10 00:39:42" },
  { height:  554103 , difficulty:  999546 , date:  "2015-07-10 00:39:49" },
  { height:  554104 , difficulty:  1002628 , date:  "2015-07-10 00:40:21" },
  { height:  554105 , difficulty:  1002013 , date:  "2015-07-10 00:40:52" },
  { height:  554106 , difficulty:  1002352 , date:  "2015-07-10 00:42:07" },
  { height:  554107 , difficulty:  1000616 , date:  "2015-07-10 00:42:15" },
  { height:  554108 , difficulty:  1002006 , date:  "2015-07-10 00:42:36" },
  { height:  554109 , difficulty:  1002044 , date:  "2015-07-10 00:42:46" },
  { height:  554110 , difficulty:  1006861 , date:  "2015-07-10 00:43:55" },
  { height:  554111 , difficulty:  1007946 , date:  "2015-07-10 00:43:57" },
  { height:  554112 , difficulty:  1010494 , date:  "2015-07-10 00:44:08" },
  { height:  554113 , difficulty:  1010328 , date:  "2015-07-10 00:44:10" },
  { height:  554114 , difficulty:  1010076 , date:  "2015-07-10 00:46:34" },
  { height:  554115 , difficulty:  1010514 , date:  "2015-07-10 00:49:21" },
  { height:  554116 , difficulty:  1010438 , date:  "2015-07-10 00:49:25" },
  { height:  554117 , difficulty:  1010472 , date:  "2015-07-10 00:50:21" },
  { height:  554118 , difficulty:  1009107 , date:  "2015-07-10 00:50:27" },
  { height:  554119 , difficulty:  1009019 , date:  "2015-07-10 00:51:08" },
  { height:  554120 , difficulty:  1011808 , date:  "2015-07-10 00:51:27" },
  { height:  554121 , difficulty:  1013409 , date:  "2015-07-10 00:51:57" },
  { height:  554122 , difficulty:  1014798 , date:  "2015-07-10 00:51:58" },
  { height:  554123 , difficulty:  1015328 , date:  "2015-07-10 00:52:22" },
  { height:  554124 , difficulty:  1014499 , date:  "2015-07-10 00:53:43" },
  { height:  554125 , difficulty:  1016528 , date:  "2015-07-10 00:53:49" },
  { height:  554126 , difficulty:  1015914 , date:  "2015-07-10 00:56:18" },
  { height:  554127 , difficulty:  1018366 , date:  "2015-07-10 00:57:46" },
  { height:  554128 , difficulty:  1022141 , date:  "2015-07-10 00:59:03" },
  { height:  554129 , difficulty:  1020069 , date:  "2015-07-10 00:59:10" },
  { height:  554130 , difficulty:  1022613 , date:  "2015-07-10 01:03:06" },
  { height:  554131 , difficulty:  1022305 , date:  "2015-07-10 01:04:22" },
  { height:  554132 , difficulty:  1022006 , date:  "2015-07-10 01:04:25" },
  { height:  554133 , difficulty:  1016491 , date:  "2015-07-10 01:07:49" },
  { height:  554134 , difficulty:  1021153 , date:  "2015-07-10 01:10:38" },
  { height:  554135 , difficulty:  1019590 , date:  "2015-07-10 01:10:39" },
  { height:  554136 , difficulty:  1018150 , date:  "2015-07-10 01:12:01" },
  { height:  554137 , difficulty:  1019980 , date:  "2015-07-10 01:13:21" },
  { height:  554138 , difficulty:  1018613 , date:  "2015-07-10 01:13:50" },
  { height:  554139 , difficulty:  1018908 , date:  "2015-07-10 01:14:20" },
  { height:  554140 , difficulty:  1019228 , date:  "2015-07-10 01:15:24" },
  { height:  554141 , difficulty:  1020982 , date:  "2015-07-10 01:15:26" },
  { height:  554142 , difficulty:  1018888 , date:  "2015-07-10 01:15:48" },
  { height:  554143 , difficulty:  1016970 , date:  "2015-07-10 01:18:21" },
  { height:  554144 , difficulty:  1017096 , date:  "2015-07-10 01:18:58" },
  { height:  554145 , difficulty:  1018445 , date:  "2015-07-10 01:19:30" },
  { height:  554146 , difficulty:  1018706 , date:  "2015-07-10 01:19:36" },
  { height:  554147 , difficulty:  1015459 , date:  "2015-07-10 01:20:10" },
  { height:  554148 , difficulty:  1012063 , date:  "2015-07-10 01:21:57" },
  { height:  554149 , difficulty:  1011089 , date:  "2015-07-10 01:22:08" },
  { height:  554150 , difficulty:  1012510 , date:  "2015-07-10 01:22:13" },
  { height:  554151 , difficulty:  1011189 , date:  "2015-07-10 01:22:38" },
  { height:  554152 , difficulty:  1010609 , date:  "2015-07-10 01:23:01" },
  { height:  554153 , difficulty:  1012545 , date:  "2015-07-10 01:23:27" },
  { height:  554154 , difficulty:  1012375 , date:  "2015-07-10 01:24:26" },
  { height:  554155 , difficulty:  1014171 , date:  "2015-07-10 01:24:49" },
  { height:  554156 , difficulty:  1009403 , date:  "2015-07-10 01:25:03" },
  { height:  554157 , difficulty:  1008210 , date:  "2015-07-10 01:26:45" },
  { height:  554158 , difficulty:  1006117 , date:  "2015-07-10 01:27:00" },
  { height:  554159 , difficulty:  1006350 , date:  "2015-07-10 01:27:19" },
  { height:  554160 , difficulty:  1007241 , date:  "2015-07-10 01:27:42" },
  { height:  554161 , difficulty:  1009213 , date:  "2015-07-10 01:27:49" },
  { height:  554162 , difficulty:  1009174 , date:  "2015-07-10 01:28:30" },
  { height:  554163 , difficulty:  1005932 , date:  "2015-07-10 01:28:34" },
  { height:  554164 , difficulty:  1004287 , date:  "2015-07-10 01:29:05" },
  { height:  554165 , difficulty:  1005948 , date:  "2015-07-10 01:30:10" },
  { height:  554166 , difficulty:  1005365 , date:  "2015-07-10 01:30:31" },
  { height:  554167 , difficulty:  1005114 , date:  "2015-07-10 01:30:40" },
  { height:  554168 , difficulty:  1005680 , date:  "2015-07-10 01:31:06" },
  { height:  554169 , difficulty:  1005397 , date:  "2015-07-10 01:32:21" },
  { height:  554170 , difficulty:  1005164 , date:  "2015-07-10 01:33:56" },
  { height:  554171 , difficulty:  1006956 , date:  "2015-07-10 01:34:12" },
  { height:  554172 , difficulty:  1008109 , date:  "2015-07-10 01:35:48" },
  { height:  554173 , difficulty:  1008985 , date:  "2015-07-10 01:35:52" },
  { height:  554174 , difficulty:  1008732 , date:  "2015-07-10 01:36:00" },
  { height:  554175 , difficulty:  1006679 , date:  "2015-07-10 01:36:18" },
  { height:  554176 , difficulty:  1005563 , date:  "2015-07-10 01:36:22" },
  { height:  554177 , difficulty:  1006616 , date:  "2015-07-10 01:37:10" },
  { height:  554178 , difficulty:  1004712 , date:  "2015-07-10 01:37:22" },
  { height:  554179 , difficulty:  1004781 , date:  "2015-07-10 01:38:11" },
  { height:  554180 , difficulty:  1006780 , date:  "2015-07-10 01:39:56" },
  { height:  554181 , difficulty:  1007629 , date:  "2015-07-10 01:42:07" },
  { height:  554182 , difficulty:  1011076 , date:  "2015-07-10 01:42:55" },
  { height:  554183 , difficulty:  1011233 , date:  "2015-07-10 01:43:02" },
  { height:  554184 , difficulty:  1013643 , date:  "2015-07-10 01:45:15" },
  { height:  554185 , difficulty:  1013436 , date:  "2015-07-10 01:45:49" },
  { height:  554186 , difficulty:  1014334 , date:  "2015-07-10 01:45:52" },
  { height:  554187 , difficulty:  1015519 , date:  "2015-07-10 01:47:14" },
  { height:  554188 , difficulty:  1015203 , date:  "2015-07-10 01:47:23" },
  { height:  554189 , difficulty:  1018926 , date:  "2015-07-10 01:48:05" },
  { height:  554190 , difficulty:  1019621 , date:  "2015-07-10 01:48:51" },
  { height:  554191 , difficulty:  1017947 , date:  "2015-07-10 01:49:37" },
  { height:  554192 , difficulty:  1017907 , date:  "2015-07-10 01:49:42" },
  { height:  554193 , difficulty:  1017559 , date:  "2015-07-10 01:50:52" },
  { height:  554194 , difficulty:  1019394 , date:  "2015-07-10 01:51:10" },
  { height:  554195 , difficulty:  1022738 , date:  "2015-07-10 01:51:36" },
  { height:  554196 , difficulty:  1022242 , date:  "2015-07-10 01:55:02" },
  { height:  554197 , difficulty:  1021323 , date:  "2015-07-10 01:55:04" },
  { height:  554198 , difficulty:  1022736 , date:  "2015-07-10 01:56:02" },
  { height:  554199 , difficulty:  1025894 , date:  "2015-07-10 01:56:04" },
  { height:  554200 , difficulty:  1025195 , date:  "2015-07-10 01:57:44" },
  { height:  554201 , difficulty:  1025702 , date:  "2015-07-10 01:57:58" },
  { height:  554202 , difficulty:  1022049 , date:  "2015-07-10 01:58:15" },
  { height:  554203 , difficulty:  1019610 , date:  "2015-07-10 01:58:50" },
  { height:  554204 , difficulty:  1018150 , date:  "2015-07-10 02:00:03" },
  { height:  554205 , difficulty:  1018409 , date:  "2015-07-10 02:01:06" },
  { height:  554206 , difficulty:  1013027 , date:  "2015-07-10 02:02:17" },
  { height:  554207 , difficulty:  1010914 , date:  "2015-07-10 02:02:24" },
  { height:  554208 , difficulty:  1011946 , date:  "2015-07-10 02:02:28" },
  { height:  554209 , difficulty:  1006893 , date:  "2015-07-10 02:03:23" },
  { height:  554210 , difficulty:  1013109 , date:  "2015-07-10 02:03:29" },
  { height:  554211 , difficulty:  1013671 , date:  "2015-07-10 02:03:31" },
  { height:  554212 , difficulty:  1013779 , date:  "2015-07-10 02:04:20" },
  { height:  554213 , difficulty:  1013082 , date:  "2015-07-10 02:05:08" },
  { height:  554214 , difficulty:  1014532 , date:  "2015-07-10 02:05:29" },
  { height:  554215 , difficulty:  1014477 , date:  "2015-07-10 02:05:34" },
  { height:  554216 , difficulty:  1019480 , date:  "2015-07-10 02:08:20" },
  { height:  554217 , difficulty:  1019447 , date:  "2015-07-10 02:08:27" },
  { height:  554218 , difficulty:  1019273 , date:  "2015-07-10 02:08:54" },
  { height:  554219 , difficulty:  1018588 , date:  "2015-07-10 02:09:39" },
  { height:  554220 , difficulty:  1018149 , date:  "2015-07-10 02:09:42" },
  { height:  554221 , difficulty:  1017969 , date:  "2015-07-10 02:10:17" },
  { height:  554222 , difficulty:  1017790 , date:  "2015-07-10 02:10:25" },
  { height:  554223 , difficulty:  1018877 , date:  "2015-07-10 02:11:04" },
  { height:  554224 , difficulty:  1015923 , date:  "2015-07-10 02:11:29" },
  { height:  554225 , difficulty:  1017811 , date:  "2015-07-10 02:11:35" },
  { height:  554226 , difficulty:  1020731 , date:  "2015-07-10 02:11:40" },
  { height:  554227 , difficulty:  1021500 , date:  "2015-07-10 02:11:43" },
  { height:  554228 , difficulty:  1021981 , date:  "2015-07-10 02:13:02" },
  { height:  554229 , difficulty:  1022556 , date:  "2015-07-10 02:13:07" },
  { height:  554230 , difficulty:  1027311 , date:  "2015-07-10 02:19:19" },
  { height:  554231 , difficulty:  1028647 , date:  "2015-07-10 02:21:14" },
  { height:  554232 , difficulty:  1031052 , date:  "2015-07-10 02:21:45" },
  { height:  554233 , difficulty:  1028026 , date:  "2015-07-10 02:22:20" },
  { height:  554234 , difficulty:  1033470 , date:  "2015-07-10 02:22:42" },
  { height:  554235 , difficulty:  1033236 , date:  "2015-07-10 02:24:23" },
  { height:  554236 , difficulty:  1033821 , date:  "2015-07-10 02:26:28" },
  { height:  554237 , difficulty:  1034095 , date:  "2015-07-10 02:26:29" },
  { height:  554238 , difficulty:  1038790 , date:  "2015-07-10 02:27:38" },
  { height:  554239 , difficulty:  1040948 , date:  "2015-07-10 02:29:22" },
  { height:  554240 , difficulty:  1041480 , date:  "2015-07-10 02:30:03" },
  { height:  554241 , difficulty:  1039980 , date:  "2015-07-10 02:31:41" },
  { height:  554242 , difficulty:  1039453 , date:  "2015-07-10 02:32:41" },
  { height:  554243 , difficulty:  1041552 , date:  "2015-07-10 02:32:58" },
  { height:  554244 , difficulty:  1047654 , date:  "2015-07-10 02:34:09" },
  { height:  554245 , difficulty:  1049539 , date:  "2015-07-10 02:34:11" },
  { height:  554246 , difficulty:  1049475 , date:  "2015-07-10 02:34:55" },
  { height:  554247 , difficulty:  1048888 , date:  "2015-07-10 02:37:17" },
  { height:  554248 , difficulty:  1051405 , date:  "2015-07-10 02:37:21" },
  { height:  554249 , difficulty:  1051246 , date:  "2015-07-10 02:39:35" },
  { height:  554250 , difficulty:  1050938 , date:  "2015-07-10 02:41:40" },
  { height:  554251 , difficulty:  1053344 , date:  "2015-07-10 02:42:25" },
  { height:  554252 , difficulty:  1056674 , date:  "2015-07-10 02:43:17" },
  { height:  554253 , difficulty:  1055112 , date:  "2015-07-10 02:44:33" },
  { height:  554254 , difficulty:  1056438 , date:  "2015-07-10 02:45:43" },
  { height:  554255 , difficulty:  1057707 , date:  "2015-07-10 02:46:14" },
  { height:  554256 , difficulty:  1054498 , date:  "2015-07-10 02:46:43" },
  { height:  554257 , difficulty:  1052158 , date:  "2015-07-10 02:46:51" },
  { height:  554258 , difficulty:  1051080 , date:  "2015-07-10 02:47:12" },
  { height:  554259 , difficulty:  1057499 , date:  "2015-07-10 02:47:39" },
  { height:  554260 , difficulty:  1053435 , date:  "2015-07-10 02:47:46" },
  { height:  554261 , difficulty:  1059543 , date:  "2015-07-10 02:48:00" },
  { height:  554262 , difficulty:  1059403 , date:  "2015-07-10 02:48:11" },
  { height:  554263 , difficulty:  1057675 , date:  "2015-07-10 02:48:16" },
  { height:  554264 , difficulty:  1061683 , date:  "2015-07-10 02:49:49" },
  { height:  554265 , difficulty:  1060481 , date:  "2015-07-10 02:51:21" },
  { height:  554266 , difficulty:  1060459 , date:  "2015-07-10 02:52:13" },
  { height:  554267 , difficulty:  1059515 , date:  "2015-07-10 02:52:25" },
  { height:  554268 , difficulty:  1059426 , date:  "2015-07-10 02:53:08" },
  { height:  554269 , difficulty:  1058295 , date:  "2015-07-10 02:53:21" },
  { height:  554270 , difficulty:  1059767 , date:  "2015-07-10 02:56:35" },
  { height:  554271 , difficulty:  1060118 , date:  "2015-07-10 02:56:39" },
  { height:  554272 , difficulty:  1055894 , date:  "2015-07-10 02:57:24" },
  { height:  554273 , difficulty:  1056164 , date:  "2015-07-10 02:57:41" },
  { height:  554274 , difficulty:  1056160 , date:  "2015-07-10 02:59:04" },
  { height:  554275 , difficulty:  1059563 , date:  "2015-07-10 03:00:45" },
  { height:  554276 , difficulty:  1059626 , date:  "2015-07-10 03:01:16" },
  { height:  554277 , difficulty:  1060338 , date:  "2015-07-10 03:01:21" },
  { height:  554278 , difficulty:  1065564 , date:  "2015-07-10 03:01:31" },
  { height:  554279 , difficulty:  1064501 , date:  "2015-07-10 03:03:00" },
  { height:  554280 , difficulty:  1062788 , date:  "2015-07-10 03:03:50" },
  { height:  554281 , difficulty:  1060769 , date:  "2015-07-10 03:04:36" },
  { height:  554282 , difficulty:  1060009 , date:  "2015-07-10 03:06:46" },
  { height:  554283 , difficulty:  1064156 , date:  "2015-07-10 03:06:50" },
  { height:  554284 , difficulty:  1065035 , date:  "2015-07-10 03:06:57" },
  { height:  554285 , difficulty:  1067212 , date:  "2015-07-10 03:07:43" },
  { height:  554286 , difficulty:  1068082 , date:  "2015-07-10 03:09:25" },
  { height:  554287 , difficulty:  1068611 , date:  "2015-07-10 03:11:18" },
  { height:  554288 , difficulty:  1073642 , date:  "2015-07-10 03:11:23" },
  { height:  554289 , difficulty:  1072131 , date:  "2015-07-10 03:13:04" },
  { height:  554290 , difficulty:  1071533 , date:  "2015-07-10 03:14:00" },
  { height:  554291 , difficulty:  1073837 , date:  "2015-07-10 03:16:04" },
  { height:  554292 , difficulty:  1069264 , date:  "2015-07-10 03:16:08" },
  { height:  554293 , difficulty:  1070824 , date:  "2015-07-10 03:18:08" },
  { height:  554294 , difficulty:  1071789 , date:  "2015-07-10 03:19:18" },
  { height:  554295 , difficulty:  1078180 , date:  "2015-07-10 03:21:05" },
  { height:  554296 , difficulty:  1079736 , date:  "2015-07-10 03:21:09" },
  { height:  554297 , difficulty:  1086321 , date:  "2015-07-10 03:21:11" },
  { height:  554298 , difficulty:  1090436 , date:  "2015-07-10 03:21:28" },
  { height:  554299 , difficulty:  1094715 , date:  "2015-07-10 03:22:29" },
  { height:  554300 , difficulty:  1094505 , date:  "2015-07-10 03:22:36" },
  { height:  554301 , difficulty:  1101939 , date:  "2015-07-10 03:23:11" },
  { height:  554302 , difficulty:  1103031 , date:  "2015-07-10 03:23:38" },
  { height:  554303 , difficulty:  1105468 , date:  "2015-07-10 03:24:31" },
  { height:  554304 , difficulty:  1104589 , date:  "2015-07-10 03:24:37" },
  { height:  554305 , difficulty:  1113596 , date:  "2015-07-10 03:24:39" },
  { height:  554306 , difficulty:  1101195 , date:  "2015-07-10 03:26:36" },
  { height:  554307 , difficulty:  1098261 , date:  "2015-07-10 03:26:46" },
  { height:  554308 , difficulty:  1102298 , date:  "2015-07-10 03:27:13" },
  { height:  554309 , difficulty:  1102575 , date:  "2015-07-10 03:27:33" },
  { height:  554310 , difficulty:  1102000 , date:  "2015-07-10 03:30:43" },
  { height:  554311 , difficulty:  1117229 , date:  "2015-07-10 03:31:37" },
  { height:  554312 , difficulty:  1113535 , date:  "2015-07-10 03:36:19" },
  { height:  554313 , difficulty:  1113733 , date:  "2015-07-10 03:36:42" },
  { height:  554314 , difficulty:  1113236 , date:  "2015-07-10 03:38:23" },
  { height:  554315 , difficulty:  1112025 , date:  "2015-07-10 03:39:16" },
  { height:  554316 , difficulty:  1111971 , date:  "2015-07-10 03:40:06" },
  { height:  554317 , difficulty:  1109476 , date:  "2015-07-10 03:40:50" },
  { height:  554318 , difficulty:  1112669 , date:  "2015-07-10 03:40:54" },
  { height:  554319 , difficulty:  1115681 , date:  "2015-07-10 03:41:26" },
  { height:  554320 , difficulty:  1115852 , date:  "2015-07-10 03:42:11" },
  { height:  554321 , difficulty:  1116371 , date:  "2015-07-10 03:42:20" },
  { height:  554322 , difficulty:  1115664 , date:  "2015-07-10 03:43:24" },
  { height:  554323 , difficulty:  1112876 , date:  "2015-07-10 03:43:39" },
  { height:  554324 , difficulty:  1112795 , date:  "2015-07-10 03:46:10" },
  { height:  554325 , difficulty:  1109628 , date:  "2015-07-10 03:48:45" },
  { height:  554326 , difficulty:  1120461 , date:  "2015-07-10 03:48:50" },
  { height:  554327 , difficulty:  1119659 , date:  "2015-07-10 03:49:12" },
  { height:  554328 , difficulty:  1117973 , date:  "2015-07-10 03:50:20" },
  { height:  554329 , difficulty:  1116185 , date:  "2015-07-10 03:52:39" },
  { height:  554330 , difficulty:  1115940 , date:  "2015-07-10 03:53:04" },
  { height:  554331 , difficulty:  1124440 , date:  "2015-07-10 03:54:51" },
  { height:  554332 , difficulty:  1123701 , date:  "2015-07-10 04:02:21" },
  { height:  554333 , difficulty:  1123757 , date:  "2015-07-10 04:02:26" },
  { height:  554334 , difficulty:  1124296 , date:  "2015-07-10 04:03:02" },
  { height:  554335 , difficulty:  1123534 , date:  "2015-07-10 04:03:05" },
  { height:  554336 , difficulty:  1123527 , date:  "2015-07-10 04:04:14" },
  { height:  554337 , difficulty:  1123438 , date:  "2015-07-10 04:04:16" },
  { height:  554338 , difficulty:  1123756 , date:  "2015-07-10 04:04:34" },
  { height:  554339 , difficulty:  1125841 , date:  "2015-07-10 04:04:40" },
  { height:  554340 , difficulty:  1125161 , date:  "2015-07-10 04:04:53" },
  { height:  554341 , difficulty:  1130372 , date:  "2015-07-10 04:06:02" },
  { height:  554342 , difficulty:  1133196 , date:  "2015-07-10 04:07:20" },
  { height:  554343 , difficulty:  1133980 , date:  "2015-07-10 04:07:33" },
  { height:  554344 , difficulty:  1133283 , date:  "2015-07-10 04:10:48" },
  { height:  554345 , difficulty:  1134805 , date:  "2015-07-10 04:13:12" },
  { height:  554346 , difficulty:  1128774 , date:  "2015-07-10 04:13:28" },
  { height:  554347 , difficulty:  1133026 , date:  "2015-07-10 04:14:21" },
  { height:  554348 , difficulty:  1135287 , date:  "2015-07-10 04:15:20" },
  { height:  554349 , difficulty:  1134899 , date:  "2015-07-10 04:16:16" },
  { height:  554350 , difficulty:  1134445 , date:  "2015-07-10 04:17:24" },
  { height:  554351 , difficulty:  1132589 , date:  "2015-07-10 04:17:28" },
  { height:  554352 , difficulty:  1132880 , date:  "2015-07-10 04:17:56" },
  { height:  554353 , difficulty:  1135573 , date:  "2015-07-10 04:19:59" },
  { height:  554354 , difficulty:  1135742 , date:  "2015-07-10 04:21:21" },
  { height:  554355 , difficulty:  1136052 , date:  "2015-07-10 04:23:23" },
  { height:  554356 , difficulty:  1134448 , date:  "2015-07-10 04:23:28" },
  { height:  554357 , difficulty:  1134106 , date:  "2015-07-10 04:23:41" },
  { height:  554358 , difficulty:  1129657 , date:  "2015-07-10 04:24:34" },
  { height:  554359 , difficulty:  1132306 , date:  "2015-07-10 04:24:35" },
  { height:  554360 , difficulty:  1132168 , date:  "2015-07-10 04:25:20" },
  { height:  554361 , difficulty:  1135943 , date:  "2015-07-10 04:26:20" },
  { height:  554362 , difficulty:  1134783 , date:  "2015-07-10 04:30:59" },
  { height:  554363 , difficulty:  1134120 , date:  "2015-07-10 04:31:01" },
  { height:  554364 , difficulty:  1134530 , date:  "2015-07-10 04:31:27" },
  { height:  554365 , difficulty:  1133666 , date:  "2015-07-10 04:32:31" },
  { height:  554366 , difficulty:  1131820 , date:  "2015-07-10 04:33:39" },
  { height:  554367 , difficulty:  1128692 , date:  "2015-07-10 04:33:42" },
  { height:  554368 , difficulty:  1130737 , date:  "2015-07-10 04:33:45" },
  { height:  554369 , difficulty:  1130156 , date:  "2015-07-10 04:34:18" },
  { height:  554370 , difficulty:  1134249 , date:  "2015-07-10 04:34:43" },
  { height:  554371 , difficulty:  1131479 , date:  "2015-07-10 04:35:11" },
  { height:  554372 , difficulty:  1137201 , date:  "2015-07-10 04:36:47" },
  { height:  554373 , difficulty:  1139687 , date:  "2015-07-10 04:38:48" },
  { height:  554374 , difficulty:  1140234 , date:  "2015-07-10 04:39:44" },
  { height:  554375 , difficulty:  1138862 , date:  "2015-07-10 04:40:55" },
  { height:  554376 , difficulty:  1139442 , date:  "2015-07-10 04:41:19" },
  { height:  554377 , difficulty:  1138904 , date:  "2015-07-10 04:45:25" },
  { height:  554378 , difficulty:  1138549 , date:  "2015-07-10 04:45:44" },
  { height:  554379 , difficulty:  1137561 , date:  "2015-07-10 04:46:40" },
  { height:  554380 , difficulty:  1138948 , date:  "2015-07-10 04:47:32" },
  { height:  554381 , difficulty:  1140400 , date:  "2015-07-10 04:48:30" },
  { height:  554382 , difficulty:  1138134 , date:  "2015-07-10 04:48:36" },
  { height:  554383 , difficulty:  1137958 , date:  "2015-07-10 04:49:02" },
  { height:  554384 , difficulty:  1137656 , date:  "2015-07-10 04:49:10" },
  { height:  554385 , difficulty:  1138663 , date:  "2015-07-10 04:51:23" },
  { height:  554386 , difficulty:  1137260 , date:  "2015-07-10 04:51:56" },
  { height:  554387 , difficulty:  1135668 , date:  "2015-07-10 04:55:07" },
  { height:  554388 , difficulty:  1126038 , date:  "2015-07-10 04:55:56" },
  { height:  554389 , difficulty:  1127691 , date:  "2015-07-10 04:57:07" },
  { height:  554390 , difficulty:  1128753 , date:  "2015-07-10 04:58:12" },
  { height:  554391 , difficulty:  1127902 , date:  "2015-07-10 04:58:15" },
  { height:  554392 , difficulty:  1127226 , date:  "2015-07-10 04:58:47" },
  { height:  554393 , difficulty:  1125988 , date:  "2015-07-10 05:03:58" },
  { height:  554394 , difficulty:  1127779 , date:  "2015-07-10 05:04:31" },
  { height:  554395 , difficulty:  1129202 , date:  "2015-07-10 05:07:37" },
  { height:  554396 , difficulty:  1128748 , date:  "2015-07-10 05:08:20" },
  { height:  554397 , difficulty:  1131388 , date:  "2015-07-10 05:11:05" },
  { height:  554398 , difficulty:  1132350 , date:  "2015-07-10 05:11:47" },
  { height:  554399 , difficulty:  1134572 , date:  "2015-07-10 05:12:10" },
  { height:  554400 , difficulty:  1129550 , date:  "2015-07-10 05:14:08" },
  { height:  554401 , difficulty:  1125321 , date:  "2015-07-10 05:14:44" },
  { height:  554402 , difficulty:  1125461 , date:  "2015-07-10 05:14:49" },
  { height:  554403 , difficulty:  1132404 , date:  "2015-07-10 05:15:21" },
  { height:  554404 , difficulty:  1130263 , date:  "2015-07-10 05:19:03" },
  { height:  554405 , difficulty:  1128157 , date:  "2015-07-10 05:20:09" },
  { height:  554406 , difficulty:  1128242 , date:  "2015-07-10 05:21:15" },
  { height:  554407 , difficulty:  1129883 , date:  "2015-07-10 05:21:20" },
  { height:  554408 , difficulty:  1115297 , date:  "2015-07-10 05:22:01" },
  { height:  554409 , difficulty:  1118363 , date:  "2015-07-10 05:22:56" },
  { height:  554410 , difficulty:  1117417 , date:  "2015-07-10 05:25:22" },
  { height:  554411 , difficulty:  1118511 , date:  "2015-07-10 05:25:41" },
  { height:  554412 , difficulty:  1117733 , date:  "2015-07-10 05:28:19" },
  { height:  554413 , difficulty:  1119406 , date:  "2015-07-10 05:28:21" },
  { height:  554414 , difficulty:  1123928 , date:  "2015-07-10 05:29:02" },
  { height:  554415 , difficulty:  1124898 , date:  "2015-07-10 05:29:45" },
  { height:  554416 , difficulty:  1127835 , date:  "2015-07-10 05:32:29" },
  { height:  554417 , difficulty:  1126512 , date:  "2015-07-10 05:32:39" },
  { height:  554418 , difficulty:  1126534 , date:  "2015-07-10 05:34:05" },
  { height:  554419 , difficulty:  1129327 , date:  "2015-07-10 05:35:02" },
  { height:  554420 , difficulty:  1124414 , date:  "2015-07-10 05:35:24" },
  { height:  554421 , difficulty:  1121392 , date:  "2015-07-10 05:36:09" },
  { height:  554422 , difficulty:  1121273 , date:  "2015-07-10 05:36:13" },
  { height:  554423 , difficulty:  1119825 , date:  "2015-07-10 05:36:27" },
  { height:  554424 , difficulty:  1122106 , date:  "2015-07-10 05:36:59" },
  { height:  554425 , difficulty:  1122952 , date:  "2015-07-10 05:41:40" },
  { height:  554426 , difficulty:  1121064 , date:  "2015-07-10 05:41:46" },
  { height:  554427 , difficulty:  1122416 , date:  "2015-07-10 05:42:13" },
  { height:  554428 , difficulty:  1124357 , date:  "2015-07-10 05:43:09" },
  { height:  554429 , difficulty:  1120627 , date:  "2015-07-10 05:47:41" },
  { height:  554430 , difficulty:  1122051 , date:  "2015-07-10 05:50:18" },
  { height:  554431 , difficulty:  1120920 , date:  "2015-07-10 05:50:37" },
  { height:  554432 , difficulty:  1121115 , date:  "2015-07-10 05:51:47" },
  { height:  554433 , difficulty:  1122368 , date:  "2015-07-10 05:52:05" },
  { height:  554434 , difficulty:  1121055 , date:  "2015-07-10 05:54:48" },
  { height:  554435 , difficulty:  1124388 , date:  "2015-07-10 05:55:08" },
  { height:  554436 , difficulty:  1123209 , date:  "2015-07-10 05:56:19" },
  { height:  554437 , difficulty:  1122176 , date:  "2015-07-10 05:57:54" },
  { height:  554438 , difficulty:  1113002 , date:  "2015-07-10 05:57:55" },
  { height:  554439 , difficulty:  1113267 , date:  "2015-07-10 05:58:34" },
  { height:  554440 , difficulty:  1117944 , date:  "2015-07-10 06:00:21" },
  { height:  554441 , difficulty:  1116181 , date:  "2015-07-10 06:00:39" },
  { height:  554442 , difficulty:  1114853 , date:  "2015-07-10 06:01:08" },
  { height:  554443 , difficulty:  1128344 , date:  "2015-07-10 06:03:26" },
  { height:  554444 , difficulty:  1128529 , date:  "2015-07-10 06:04:19" },
  { height:  554445 , difficulty:  1129292 , date:  "2015-07-10 06:04:19" },
  { height:  554446 , difficulty:  1128828 , date:  "2015-07-10 06:04:58" },
  { height:  554447 , difficulty:  1132226 , date:  "2015-07-10 06:05:36" },
  { height:  554448 , difficulty:  1129727 , date:  "2015-07-10 06:06:25" },
  { height:  554449 , difficulty:  1134189 , date:  "2015-07-10 06:06:35" },
  { height:  554450 , difficulty:  1132615 , date:  "2015-07-10 06:07:21" },
  { height:  554451 , difficulty:  1131148 , date:  "2015-07-10 06:07:57" },
  { height:  554452 , difficulty:  1132657 , date:  "2015-07-10 06:07:59" },
  { height:  554453 , difficulty:  1124867 , date:  "2015-07-10 06:08:50" },
  { height:  554454 , difficulty:  1127008 , date:  "2015-07-10 06:09:00" },
  { height:  554455 , difficulty:  1127847 , date:  "2015-07-10 06:11:12" },
  { height:  554456 , difficulty:  1128446 , date:  "2015-07-10 06:11:20" },
  { height:  554457 , difficulty:  1130421 , date:  "2015-07-10 06:11:23" },
  { height:  554458 , difficulty:  1132124 , date:  "2015-07-10 06:13:23" },
  { height:  554459 , difficulty:  1137898 , date:  "2015-07-10 06:15:12" },
  { height:  554460 , difficulty:  1139653 , date:  "2015-07-10 06:15:13" },
  { height:  554461 , difficulty:  1137320 , date:  "2015-07-10 06:15:26" },
  { height:  554462 , difficulty:  1136497 , date:  "2015-07-10 06:17:20" },
  { height:  554463 , difficulty:  1133000 , date:  "2015-07-10 06:17:23" },
  { height:  554464 , difficulty:  1132230 , date:  "2015-07-10 06:17:27" },
  { height:  554465 , difficulty:  1133632 , date:  "2015-07-10 06:18:54" },
  { height:  554466 , difficulty:  1139259 , date:  "2015-07-10 06:20:42" },
  { height:  554467 , difficulty:  1139386 , date:  "2015-07-10 06:21:58" },
  { height:  554468 , difficulty:  1138880 , date:  "2015-07-10 06:22:04" },
  { height:  554469 , difficulty:  1128514 , date:  "2015-07-10 06:22:26" },
  { height:  554470 , difficulty:  1129219 , date:  "2015-07-10 06:23:22" },
  { height:  554471 , difficulty:  1123678 , date:  "2015-07-10 06:23:24" },
  { height:  554472 , difficulty:  1127689 , date:  "2015-07-10 06:24:04" },
  { height:  554473 , difficulty:  1129364 , date:  "2015-07-10 06:24:08" },
  { height:  554474 , difficulty:  1129057 , date:  "2015-07-10 06:25:37" },
  { height:  554475 , difficulty:  1132298 , date:  "2015-07-10 06:25:52" },
  { height:  554476 , difficulty:  1128962 , date:  "2015-07-10 06:26:11" },
  { height:  554477 , difficulty:  1128132 , date:  "2015-07-10 06:29:45" },
  { height:  554478 , difficulty:  1128396 , date:  "2015-07-10 06:29:48" },
  { height:  554479 , difficulty:  1130500 , date:  "2015-07-10 06:30:09" },
  { height:  554480 , difficulty:  1124801 , date:  "2015-07-10 06:31:29" },
  { height:  554481 , difficulty:  1123779 , date:  "2015-07-10 06:32:45" },
  { height:  554482 , difficulty:  1122321 , date:  "2015-07-10 06:35:27" },
  { height:  554483 , difficulty:  1127412 , date:  "2015-07-10 06:39:35" },
  { height:  554484 , difficulty:  1126936 , date:  "2015-07-10 06:42:20" },
  { height:  554485 , difficulty:  1126401 , date:  "2015-07-10 06:42:42" },
  { height:  554486 , difficulty:  1122672 , date:  "2015-07-10 06:48:14" },
  { height:  554487 , difficulty:  1123967 , date:  "2015-07-10 06:48:23" },
  { height:  554488 , difficulty:  1119754 , date:  "2015-07-10 06:51:05" },
  { height:  554489 , difficulty:  1120171 , date:  "2015-07-10 06:51:11" },
  { height:  554490 , difficulty:  1119525 , date:  "2015-07-10 06:51:49" },
  { height:  554491 , difficulty:  1123940 , date:  "2015-07-10 06:53:23" },
  { height:  554492 , difficulty:  1122284 , date:  "2015-07-10 06:54:36" },
  { height:  554493 , difficulty:  1122316 , date:  "2015-07-10 06:55:37" },
  { height:  554494 , difficulty:  1119825 , date:  "2015-07-10 06:56:29" },
  { height:  554495 , difficulty:  1120265 , date:  "2015-07-10 06:59:20" },
  { height:  554496 , difficulty:  1124650 , date:  "2015-07-10 06:59:25" },
  { height:  554497 , difficulty:  1124944 , date:  "2015-07-10 06:59:41" },
  { height:  554498 , difficulty:  1127685 , date:  "2015-07-10 07:01:16" },
  { height:  554499 , difficulty:  1127429 , date:  "2015-07-10 07:03:06" },
  { height:  554500 , difficulty:  1126771 , date:  "2015-07-10 07:03:42" },
  { height:  554501 , difficulty:  1117561 , date:  "2015-07-10 07:04:44" },
  { height:  554502 , difficulty:  1118943 , date:  "2015-07-10 07:06:13" },
  { height:  554503 , difficulty:  1119757 , date:  "2015-07-10 07:06:19" },
  { height:  554504 , difficulty:  1121453 , date:  "2015-07-10 07:06:24" },
  { height:  554505 , difficulty:  1119575 , date:  "2015-07-10 07:07:16" },
  { height:  554506 , difficulty:  1115974 , date:  "2015-07-10 07:07:37" },
  { height:  554507 , difficulty:  1115702 , date:  "2015-07-10 07:09:41" },
  { height:  554508 , difficulty:  1117629 , date:  "2015-07-10 07:10:47" },
  { height:  554509 , difficulty:  1119099 , date:  "2015-07-10 07:10:55" },
  { height:  554510 , difficulty:  1114524 , date:  "2015-07-10 07:13:06" },
  { height:  554511 , difficulty:  1114095 , date:  "2015-07-10 07:13:28" },
  { height:  554512 , difficulty:  1113562 , date:  "2015-07-10 07:14:26" },
  { height:  554513 , difficulty:  1111310 , date:  "2015-07-10 07:18:56" },
  { height:  554514 , difficulty:  1116160 , date:  "2015-07-10 07:18:58" },
  { height:  554515 , difficulty:  1116436 , date:  "2015-07-10 07:19:28" },
  { height:  554516 , difficulty:  1115363 , date:  "2015-07-10 07:23:10" },
  { height:  554517 , difficulty:  1115021 , date:  "2015-07-10 07:24:03" },
  { height:  554518 , difficulty:  1114404 , date:  "2015-07-10 07:24:50" },
  { height:  554519 , difficulty:  1110826 , date:  "2015-07-10 07:25:51" },
  { height:  554520 , difficulty:  1110880 , date:  "2015-07-10 07:26:45" },
  { height:  554521 , difficulty:  1113712 , date:  "2015-07-10 07:27:28" },
  { height:  554522 , difficulty:  1114465 , date:  "2015-07-10 07:29:01" },
  { height:  554523 , difficulty:  1116492 , date:  "2015-07-10 07:29:50" },
  { height:  554524 , difficulty:  1122945 , date:  "2015-07-10 07:29:56" },
  { height:  554525 , difficulty:  1127584 , date:  "2015-07-10 07:31:34" },
  { height:  554526 , difficulty:  1126340 , date:  "2015-07-10 07:31:45" },
  { height:  554527 , difficulty:  1127089 , date:  "2015-07-10 07:34:01" },
  { height:  554528 , difficulty:  1127709 , date:  "2015-07-10 07:34:01" },
  { height:  554529 , difficulty:  1126312 , date:  "2015-07-10 07:34:04" },
  { height:  554530 , difficulty:  1132190 , date:  "2015-07-10 07:34:28" },
  { height:  554531 , difficulty:  1129395 , date:  "2015-07-10 07:37:32" },
  { height:  554532 , difficulty:  1129497 , date:  "2015-07-10 07:40:32" },
  { height:  554533 , difficulty:  1130346 , date:  "2015-07-10 07:41:00" },
  { height:  554534 , difficulty:  1127294 , date:  "2015-07-10 07:41:07" },
  { height:  554535 , difficulty:  1125491 , date:  "2015-07-10 07:41:33" },
  { height:  554536 , difficulty:  1126257 , date:  "2015-07-10 07:42:40" },
  { height:  554537 , difficulty:  1131600 , date:  "2015-07-10 07:43:18" },
  { height:  554538 , difficulty:  1128049 , date:  "2015-07-10 07:43:37" },
  { height:  554539 , difficulty:  1129551 , date:  "2015-07-10 07:43:40" },
  { height:  554540 , difficulty:  1132248 , date:  "2015-07-10 07:43:52" },
  { height:  554541 , difficulty:  1130221 , date:  "2015-07-10 07:44:06" },
  { height:  554542 , difficulty:  1127440 , date:  "2015-07-10 07:45:29" },
  { height:  554543 , difficulty:  1130080 , date:  "2015-07-10 07:47:42" },
  { height:  554544 , difficulty:  1130245 , date:  "2015-07-10 07:47:46" },
  { height:  554545 , difficulty:  1132058 , date:  "2015-07-10 07:48:33" },
  { height:  554546 , difficulty:  1134013 , date:  "2015-07-10 07:49:04" },
  { height:  554547 , difficulty:  1134972 , date:  "2015-07-10 07:52:06" },
  { height:  554548 , difficulty:  1133960 , date:  "2015-07-10 07:52:10" },
  { height:  554549 , difficulty:  1134977 , date:  "2015-07-10 07:52:43" },
  { height:  554550 , difficulty:  1133672 , date:  "2015-07-10 07:53:06" },
  { height:  554551 , difficulty:  1134016 , date:  "2015-07-10 07:53:27" },
  { height:  554552 , difficulty:  1135996 , date:  "2015-07-10 07:56:22" },
  { height:  554553 , difficulty:  1129042 , date:  "2015-07-10 07:56:28" },
  { height:  554554 , difficulty:  1129503 , date:  "2015-07-10 07:59:07" },
  { height:  554555 , difficulty:  1132447 , date:  "2015-07-10 08:00:40" },
  { height:  554556 , difficulty:  1130866 , date:  "2015-07-10 08:01:02" },
  { height:  554557 , difficulty:  1128545 , date:  "2015-07-10 08:03:23" },
  { height:  554558 , difficulty:  1126796 , date:  "2015-07-10 08:04:08" },
  { height:  554559 , difficulty:  1123094 , date:  "2015-07-10 08:04:08" },
  { height:  554560 , difficulty:  1120940 , date:  "2015-07-10 08:04:37" },
  { height:  554561 , difficulty:  1122820 , date:  "2015-07-10 08:05:31" },
  { height:  554562 , difficulty:  1112638 , date:  "2015-07-10 08:06:04" },
  { height:  554563 , difficulty:  1112774 , date:  "2015-07-10 08:07:54" },
  { height:  554564 , difficulty:  1116484 , date:  "2015-07-10 08:08:02" },
  { height:  554565 , difficulty:  1117664 , date:  "2015-07-10 08:08:58" },
  { height:  554566 , difficulty:  1116827 , date:  "2015-07-10 08:09:10" },
  { height:  554567 , difficulty:  1115611 , date:  "2015-07-10 08:09:51" },
  { height:  554568 , difficulty:  1113810 , date:  "2015-07-10 08:10:11" },
  { height:  554569 , difficulty:  1118132 , date:  "2015-07-10 08:11:35" },
  { height:  554570 , difficulty:  1116708 , date:  "2015-07-10 08:12:34" },
  { height:  554571 , difficulty:  1119119 , date:  "2015-07-10 08:12:48" },
  { height:  554572 , difficulty:  1120556 , date:  "2015-07-10 08:14:04" },
  { height:  554573 , difficulty:  1120362 , date:  "2015-07-10 08:14:09" },
  { height:  554574 , difficulty:  1117762 , date:  "2015-07-10 08:14:29" },
  { height:  554575 , difficulty:  1117083 , date:  "2015-07-10 08:14:57" },
  { height:  554576 , difficulty:  1123894 , date:  "2015-07-10 08:16:12" },
  { height:  554577 , difficulty:  1122620 , date:  "2015-07-10 08:16:42" },
  { height:  554578 , difficulty:  1120144 , date:  "2015-07-10 08:18:05" },
  { height:  554579 , difficulty:  1120326 , date:  "2015-07-10 08:19:08" },
  { height:  554580 , difficulty:  1121606 , date:  "2015-07-10 08:19:35" },
  { height:  554581 , difficulty:  1126803 , date:  "2015-07-10 08:21:18" },
  { height:  554582 , difficulty:  1126523 , date:  "2015-07-10 08:21:19" },
  { height:  554583 , difficulty:  1123470 , date:  "2015-07-10 08:22:23" },
  { height:  554584 , difficulty:  1123065 , date:  "2015-07-10 08:22:51" },
  { height:  554585 , difficulty:  1123059 , date:  "2015-07-10 08:26:01" },
  { height:  554586 , difficulty:  1124207 , date:  "2015-07-10 08:27:51" },
  { height:  554587 , difficulty:  1123856 , date:  "2015-07-10 08:27:55" },
  { height:  554588 , difficulty:  1123465 , date:  "2015-07-10 08:28:31" },
  { height:  554589 , difficulty:  1115214 , date:  "2015-07-10 08:29:46" },
  { height:  554590 , difficulty:  1115727 , date:  "2015-07-10 08:30:07" },
  { height:  554591 , difficulty:  1115519 , date:  "2015-07-10 08:30:27" },
  { height:  554592 , difficulty:  1109541 , date:  "2015-07-10 08:36:38" },
  { height:  554593 , difficulty:  1108296 , date:  "2015-07-10 08:38:00" },
  { height:  554594 , difficulty:  1109702 , date:  "2015-07-10 08:39:20" },
  { height:  554595 , difficulty:  1108406 , date:  "2015-07-10 08:44:02" },
  { height:  554596 , difficulty:  1107146 , date:  "2015-07-10 08:45:10" },
  { height:  554597 , difficulty:  1107736 , date:  "2015-07-10 08:46:19" },
  { height:  554598 , difficulty:  1113429 , date:  "2015-07-10 08:46:38" },
  { height:  554599 , difficulty:  1112468 , date:  "2015-07-10 08:48:05" },
  { height:  554600 , difficulty:  1113388 , date:  "2015-07-10 08:48:25" },
  { height:  554601 , difficulty:  1111876 , date:  "2015-07-10 08:49:41" },
  { height:  554602 , difficulty:  1118004 , date:  "2015-07-10 08:49:42" },
  { height:  554603 , difficulty:  1125965 , date:  "2015-07-10 08:50:46" },
  { height:  554604 , difficulty:  1126677 , date:  "2015-07-10 08:51:32" },
  { height:  554605 , difficulty:  1128488 , date:  "2015-07-10 08:52:25" },
  { height:  554606 , difficulty:  1128811 , date:  "2015-07-10 08:52:29" },
  { height:  554607 , difficulty:  1122999 , date:  "2015-07-10 08:53:48" },
  { height:  554608 , difficulty:  1118495 , date:  "2015-07-10 08:54:24" },
  { height:  554609 , difficulty:  1119600 , date:  "2015-07-10 08:54:45" },
  { height:  554610 , difficulty:  1120273 , date:  "2015-07-10 08:54:51" },
  { height:  554611 , difficulty:  1122994 , date:  "2015-07-10 08:55:42" },
  { height:  554612 , difficulty:  1122974 , date:  "2015-07-10 08:56:18" },
  { height:  554613 , difficulty:  1126890 , date:  "2015-07-10 08:56:50" },
  { height:  554614 , difficulty:  1127841 , date:  "2015-07-10 08:57:43" },
  { height:  554615 , difficulty:  1130773 , date:  "2015-07-10 08:57:45" },
  { height:  554616 , difficulty:  1131104 , date:  "2015-07-10 08:59:56" },
  { height:  554617 , difficulty:  1138725 , date:  "2015-07-10 09:00:29" },
  { height:  554618 , difficulty:  1136497 , date:  "2015-07-10 09:01:47" },
  { height:  554619 , difficulty:  1132977 , date:  "2015-07-10 09:02:59" },
  { height:  554620 , difficulty:  1136308 , date:  "2015-07-10 09:03:46" },
  { height:  554621 , difficulty:  1137352 , date:  "2015-07-10 09:06:49" },
  { height:  554622 , difficulty:  1144963 , date:  "2015-07-10 09:06:52" },
  { height:  554623 , difficulty:  1139088 , date:  "2015-07-10 09:07:37" },
  { height:  554624 , difficulty:  1139327 , date:  "2015-07-10 09:07:51" },
  { height:  554625 , difficulty:  1144316 , date:  "2015-07-10 09:08:28" },
  { height:  554626 , difficulty:  1144620 , date:  "2015-07-10 09:08:55" },
  { height:  554627 , difficulty:  1145465 , date:  "2015-07-10 09:09:22" },
  { height:  554628 , difficulty:  1142133 , date:  "2015-07-10 09:11:07" },
  { height:  554629 , difficulty:  1146584 , date:  "2015-07-10 09:11:21" },
  { height:  554630 , difficulty:  1141856 , date:  "2015-07-10 09:11:25" },
  { height:  554631 , difficulty:  1140718 , date:  "2015-07-10 09:11:56" },
  { height:  554632 , difficulty:  1140329 , date:  "2015-07-10 09:12:32" },
  { height:  554633 , difficulty:  1136608 , date:  "2015-07-10 09:14:16" },
  { height:  554634 , difficulty:  1137527 , date:  "2015-07-10 09:14:42" },
  { height:  554635 , difficulty:  1140212 , date:  "2015-07-10 09:15:06" },
  { height:  554636 , difficulty:  1139573 , date:  "2015-07-10 09:15:17" },
  { height:  554637 , difficulty:  1138908 , date:  "2015-07-10 09:18:51" },
  { height:  554638 , difficulty:  1139480 , date:  "2015-07-10 09:22:27" },
  { height:  554639 , difficulty:  1136498 , date:  "2015-07-10 09:22:30" },
  { height:  554640 , difficulty:  1136479 , date:  "2015-07-10 09:22:33" },
  { height:  554641 , difficulty:  1134876 , date:  "2015-07-10 09:22:52" },
  { height:  554642 , difficulty:  1136100 , date:  "2015-07-10 09:24:29" },
  { height:  554643 , difficulty:  1135471 , date:  "2015-07-10 09:24:52" },
  { height:  554644 , difficulty:  1135916 , date:  "2015-07-10 09:26:13" },
  { height:  554645 , difficulty:  1134428 , date:  "2015-07-10 09:28:25" },
  { height:  554646 , difficulty:  1134208 , date:  "2015-07-10 09:30:55" },
  { height:  554647 , difficulty:  1136728 , date:  "2015-07-10 09:30:59" },
  { height:  554648 , difficulty:  1135147 , date:  "2015-07-10 09:31:36" },
  { height:  554649 , difficulty:  1138245 , date:  "2015-07-10 09:31:37" },
  { height:  554650 , difficulty:  1139185 , date:  "2015-07-10 09:38:32" },
  { height:  554651 , difficulty:  1139383 , date:  "2015-07-10 09:38:35" },
  { height:  554652 , difficulty:  1138827 , date:  "2015-07-10 09:39:16" },
  { height:  554653 , difficulty:  1138708 , date:  "2015-07-10 09:41:56" },
  { height:  554654 , difficulty:  1139362 , date:  "2015-07-10 09:42:13" },
  { height:  554655 , difficulty:  1137547 , date:  "2015-07-10 09:42:38" },
  { height:  554656 , difficulty:  1138606 , date:  "2015-07-10 09:42:56" },
  { height:  554657 , difficulty:  1135773 , date:  "2015-07-10 09:42:59" },
  { height:  554658 , difficulty:  1138629 , date:  "2015-07-10 09:43:57" },
  { height:  554659 , difficulty:  1137103 , date:  "2015-07-10 09:44:05" },
  { height:  554660 , difficulty:  1143861 , date:  "2015-07-10 09:45:52" },
  { height:  554661 , difficulty:  1138494 , date:  "2015-07-10 09:49:03" },
  { height:  554662 , difficulty:  1135832 , date:  "2015-07-10 09:49:08" },
  { height:  554663 , difficulty:  1137303 , date:  "2015-07-10 09:50:02" },
  { height:  554664 , difficulty:  1136557 , date:  "2015-07-10 09:50:18" },
  { height:  554665 , difficulty:  1134786 , date:  "2015-07-10 09:52:13" },
  { height:  554666 , difficulty:  1135062 , date:  "2015-07-10 09:58:33" },
  { height:  554667 , difficulty:  1135001 , date:  "2015-07-10 09:58:36" },
  { height:  554668 , difficulty:  1125011 , date:  "2015-07-10 09:58:39" },
  { height:  554669 , difficulty:  1123431 , date:  "2015-07-10 09:59:52" },
  { height:  554670 , difficulty:  1121796 , date:  "2015-07-10 10:01:55" },
  { height:  554671 , difficulty:  1115945 , date:  "2015-07-10 10:02:50" },
  { height:  554672 , difficulty:  1116721 , date:  "2015-07-10 10:03:32" },
  { height:  554673 , difficulty:  1117469 , date:  "2015-07-10 10:03:43" },
  { height:  554674 , difficulty:  1119929 , date:  "2015-07-10 10:05:51" },
  { height:  554675 , difficulty:  1120504 , date:  "2015-07-10 10:10:35" },
  { height:  554676 , difficulty:  1120156 , date:  "2015-07-10 10:10:50" },
  { height:  554677 , difficulty:  1122409 , date:  "2015-07-10 10:11:28" },
  { height:  554678 , difficulty:  1129464 , date:  "2015-07-10 10:11:49" },
  { height:  554679 , difficulty:  1127683 , date:  "2015-07-10 10:12:13" },
  { height:  554680 , difficulty:  1129008 , date:  "2015-07-10 10:12:46" },
  { height:  554681 , difficulty:  1128978 , date:  "2015-07-10 10:13:55" },
  { height:  554682 , difficulty:  1130273 , date:  "2015-07-10 10:15:39" },
  { height:  554683 , difficulty:  1128152 , date:  "2015-07-10 10:16:57" },
  { height:  554684 , difficulty:  1130551 , date:  "2015-07-10 10:17:13" },
  { height:  554685 , difficulty:  1130245 , date:  "2015-07-10 10:18:35" },
  { height:  554686 , difficulty:  1131099 , date:  "2015-07-10 10:19:54" },
  { height:  554687 , difficulty:  1133722 , date:  "2015-07-10 10:20:17" },
  { height:  554688 , difficulty:  1132952 , date:  "2015-07-10 10:22:17" },
  { height:  554689 , difficulty:  1133519 , date:  "2015-07-10 10:23:55" },
  { height:  554690 , difficulty:  1134514 , date:  "2015-07-10 10:24:00" },
  { height:  554691 , difficulty:  1135346 , date:  "2015-07-10 10:24:05" },
  { height:  554692 , difficulty:  1131559 , date:  "2015-07-10 10:24:45" },
  { height:  554693 , difficulty:  1132941 , date:  "2015-07-10 10:25:27" },
  { height:  554694 , difficulty:  1132563 , date:  "2015-07-10 10:25:58" },
  { height:  554695 , difficulty:  1137866 , date:  "2015-07-10 10:26:19" },
  { height:  554696 , difficulty:  1137345 , date:  "2015-07-10 10:27:29" },
  { height:  554697 , difficulty:  1131612 , date:  "2015-07-10 10:29:08" },
  { height:  554698 , difficulty:  1134407 , date:  "2015-07-10 10:33:32" },
  { height:  554699 , difficulty:  1133309 , date:  "2015-07-10 10:35:08" },
  { height:  554700 , difficulty:  1135233 , date:  "2015-07-10 10:37:12" },
  { height:  554701 , difficulty:  1135080 , date:  "2015-07-10 10:37:35" },
  { height:  554702 , difficulty:  1136320 , date:  "2015-07-10 10:37:49" },
  { height:  554703 , difficulty:  1135798 , date:  "2015-07-10 10:39:10" },
  { height:  554704 , difficulty:  1133780 , date:  "2015-07-10 10:40:01" },
  { height:  554705 , difficulty:  1134289 , date:  "2015-07-10 10:40:26" },
  { height:  554706 , difficulty:  1136483 , date:  "2015-07-10 10:40:53" },
  { height:  554707 , difficulty:  1135784 , date:  "2015-07-10 10:41:13" },
  { height:  554708 , difficulty:  1134920 , date:  "2015-07-10 10:41:19" },
  { height:  554709 , difficulty:  1132628 , date:  "2015-07-10 10:41:46" },
  { height:  554710 , difficulty:  1133776 , date:  "2015-07-10 10:44:40" },
  { height:  554711 , difficulty:  1134762 , date:  "2015-07-10 10:44:44" },
  { height:  554712 , difficulty:  1134786 , date:  "2015-07-10 10:45:20" },
  { height:  554713 , difficulty:  1128772 , date:  "2015-07-10 10:47:15" },
  { height:  554714 , difficulty:  1124482 , date:  "2015-07-10 10:47:19" },
  { height:  554715 , difficulty:  1125960 , date:  "2015-07-10 10:49:54" },
  { height:  554716 , difficulty:  1127147 , date:  "2015-07-10 10:50:21" },
  { height:  554717 , difficulty:  1128626 , date:  "2015-07-10 10:50:27" },
  { height:  554718 , difficulty:  1125819 , date:  "2015-07-10 10:50:38" },
  { height:  554719 , difficulty:  1125942 , date:  "2015-07-10 10:50:41" },
  { height:  554720 , difficulty:  1123748 , date:  "2015-07-10 10:50:58" },
  { height:  554721 , difficulty:  1121591 , date:  "2015-07-10 10:51:49" },
  { height:  554722 , difficulty:  1117097 , date:  "2015-07-10 10:53:31" },
  { height:  554723 , difficulty:  1119171 , date:  "2015-07-10 10:54:26" },
  { height:  554724 , difficulty:  1118384 , date:  "2015-07-10 10:55:21" },
  { height:  554725 , difficulty:  1119210 , date:  "2015-07-10 10:57:59" },
  { height:  554726 , difficulty:  1106299 , date:  "2015-07-10 10:58:10" },
  { height:  554727 , difficulty:  1106540 , date:  "2015-07-10 10:58:19" },
  { height:  554728 , difficulty:  1109649 , date:  "2015-07-10 11:01:02" },
  { height:  554729 , difficulty:  1105355 , date:  "2015-07-10 11:01:07" },
  { height:  554730 , difficulty:  1106634 , date:  "2015-07-10 11:02:14" },
  { height:  554731 , difficulty:  1107185 , date:  "2015-07-10 11:02:32" },
  { height:  554732 , difficulty:  1114036 , date:  "2015-07-10 11:02:34" },
  { height:  554733 , difficulty:  1114332 , date:  "2015-07-10 11:03:03" },
  { height:  554734 , difficulty:  1115497 , date:  "2015-07-10 11:03:23" },
  { height:  554735 , difficulty:  1117553 , date:  "2015-07-10 11:04:29" },
  { height:  554736 , difficulty:  1114519 , date:  "2015-07-10 11:04:47" },
  { height:  554737 , difficulty:  1110356 , date:  "2015-07-10 11:06:37" },
  { height:  554738 , difficulty:  1112775 , date:  "2015-07-10 11:06:56" },
  { height:  554739 , difficulty:  1111937 , date:  "2015-07-10 11:07:19" },
  { height:  554740 , difficulty:  1111889 , date:  "2015-07-10 11:07:58" },
  { height:  554741 , difficulty:  1112817 , date:  "2015-07-10 11:08:27" },
  { height:  554742 , difficulty:  1103430 , date:  "2015-07-10 11:09:42" },
  { height:  554743 , difficulty:  1103567 , date:  "2015-07-10 11:11:21" },
  { height:  554744 , difficulty:  1104094 , date:  "2015-07-10 11:12:10" },
  { height:  554745 , difficulty:  1102158 , date:  "2015-07-10 11:12:38" },
  { height:  554746 , difficulty:  1102742 , date:  "2015-07-10 11:12:41" },
  { height:  554747 , difficulty:  1106535 , date:  "2015-07-10 11:15:25" },
  { height:  554748 , difficulty:  1106803 , date:  "2015-07-10 11:15:47" },
  { height:  554749 , difficulty:  1106795 , date:  "2015-07-10 11:17:57" },
  { height:  554750 , difficulty:  1105200 , date:  "2015-07-10 11:18:02" },
  { height:  554751 , difficulty:  1098134 , date:  "2015-07-10 11:18:59" },
  { height:  554752 , difficulty:  1098941 , date:  "2015-07-10 11:19:02" },
  { height:  554753 , difficulty:  1098061 , date:  "2015-07-10 11:20:41" },
  { height:  554754 , difficulty:  1097941 , date:  "2015-07-10 11:21:15" },
  { height:  554755 , difficulty:  1105504 , date:  "2015-07-10 11:21:41" },
  { height:  554756 , difficulty:  1105974 , date:  "2015-07-10 11:21:43" },
  { height:  554757 , difficulty:  1107478 , date:  "2015-07-10 11:22:38" },
  { height:  554758 , difficulty:  1104455 , date:  "2015-07-10 11:23:47" },
  { height:  554759 , difficulty:  1103026 , date:  "2015-07-10 11:23:52" },
  { height:  554760 , difficulty:  1103466 , date:  "2015-07-10 11:23:57" },
  { height:  554761 , difficulty:  1101299 , date:  "2015-07-10 11:24:11" },
  { height:  554762 , difficulty:  1102910 , date:  "2015-07-10 11:24:19" },
  { height:  554763 , difficulty:  1105529 , date:  "2015-07-10 11:24:28" },
  { height:  554764 , difficulty:  1102086 , date:  "2015-07-10 11:27:11" },
  { height:  554765 , difficulty:  1099871 , date:  "2015-07-10 11:27:08" },
  { height:  554766 , difficulty:  1101332 , date:  "2015-07-10 11:28:12" },
  { height:  554767 , difficulty:  1101681 , date:  "2015-07-10 11:29:00" },
  { height:  554768 , difficulty:  1101282 , date:  "2015-07-10 11:29:05" },
  { height:  554769 , difficulty:  1100639 , date:  "2015-07-10 11:29:46" },
  { height:  554770 , difficulty:  1102036 , date:  "2015-07-10 11:31:55" },
  { height:  554771 , difficulty:  1102495 , date:  "2015-07-10 11:32:05" },
  { height:  554772 , difficulty:  1101160 , date:  "2015-07-10 11:34:22" },
  { height:  554773 , difficulty:  1101298 , date:  "2015-07-10 11:36:41" },
  { height:  554774 , difficulty:  1095663 , date:  "2015-07-10 11:37:50" },
  { height:  554775 , difficulty:  1094913 , date:  "2015-07-10 11:42:35" },
  { height:  554776 , difficulty:  1092012 , date:  "2015-07-10 11:42:41" },
  { height:  554777 , difficulty:  1096470 , date:  "2015-07-10 11:45:40" },
  { height:  554778 , difficulty:  1096485 , date:  "2015-07-10 11:46:40" },
  { height:  554779 , difficulty:  1095212 , date:  "2015-07-10 11:47:11" },
  { height:  554780 , difficulty:  1094823 , date:  "2015-07-10 11:50:35" },
  { height:  554781 , difficulty:  1096568 , date:  "2015-07-10 11:52:47" },
  { height:  554782 , difficulty:  1096215 , date:  "2015-07-10 11:52:49" },
  { height:  554783 , difficulty:  1096469 , date:  "2015-07-10 11:57:01" },
  { height:  554784 , difficulty:  1096813 , date:  "2015-07-10 11:57:08" },
  { height:  554785 , difficulty:  1098308 , date:  "2015-07-10 11:57:27" },
  { height:  554786 , difficulty:  1093276 , date:  "2015-07-10 11:57:35" },
  { height:  554787 , difficulty:  1093695 , date:  "2015-07-10 12:00:31" },
  { height:  554788 , difficulty:  1092872 , date:  "2015-07-10 12:00:34" },
  { height:  554789 , difficulty:  1093948 , date:  "2015-07-10 12:00:36" },
  { height:  554790 , difficulty:  1099109 , date:  "2015-07-10 12:01:25" },
  { height:  554791 , difficulty:  1094695 , date:  "2015-07-10 12:01:31" },
  { height:  554792 , difficulty:  1095771 , date:  "2015-07-10 12:02:29" },
  { height:  554793 , difficulty:  1095971 , date:  "2015-07-10 12:03:24" },
  { height:  554794 , difficulty:  1097079 , date:  "2015-07-10 12:03:34" },
  { height:  554795 , difficulty:  1097758 , date:  "2015-07-10 12:05:13" },
  { height:  554796 , difficulty:  1098339 , date:  "2015-07-10 12:05:28" },
  { height:  554797 , difficulty:  1096992 , date:  "2015-07-10 12:06:08" },
  { height:  554798 , difficulty:  1094789 , date:  "2015-07-10 12:10:54" },
  { height:  554799 , difficulty:  1095753 , date:  "2015-07-10 12:13:39" },
  { height:  554800 , difficulty:  1094434 , date:  "2015-07-10 12:14:14" },
  { height:  554801 , difficulty:  1094333 , date:  "2015-07-10 12:15:01" },
  { height:  554802 , difficulty:  1096819 , date:  "2015-07-10 12:21:04" },
  { height:  554803 , difficulty:  1099034 , date:  "2015-07-10 12:24:44" },
  { height:  554804 , difficulty:  1094435 , date:  "2015-07-10 12:24:48" },
  { height:  554805 , difficulty:  1101619 , date:  "2015-07-10 12:25:21" },
  { height:  554806 , difficulty:  1102037 , date:  "2015-07-10 12:26:43" },
  { height:  554807 , difficulty:  1101718 , date:  "2015-07-10 12:27:12" },
  { height:  554808 , difficulty:  1108119 , date:  "2015-07-10 12:28:15" },
  { height:  554809 , difficulty:  1112641 , date:  "2015-07-10 12:28:40" },
  { height:  554810 , difficulty:  1112208 , date:  "2015-07-10 12:29:11" },
  { height:  554811 , difficulty:  1112876 , date:  "2015-07-10 12:31:26" },
  { height:  554812 , difficulty:  1114981 , date:  "2015-07-10 12:34:26" },
  { height:  554813 , difficulty:  1112596 , date:  "2015-07-10 12:34:29" },
  { height:  554814 , difficulty:  1113099 , date:  "2015-07-10 12:35:27" },
  { height:  554815 , difficulty:  1114540 , date:  "2015-07-10 12:45:14" },
  { height:  554816 , difficulty:  1113534 , date:  "2015-07-10 12:46:05" },
  { height:  554817 , difficulty:  1113473 , date:  "2015-07-10 12:47:45" },
  { height:  554818 , difficulty:  1116067 , date:  "2015-07-10 12:50:06" },
  { height:  554819 , difficulty:  1114266 , date:  "2015-07-10 12:50:08" },
  { height:  554820 , difficulty:  1113878 , date:  "2015-07-10 12:53:02" },
  { height:  554821 , difficulty:  1113330 , date:  "2015-07-10 12:54:06" },
  { height:  554822 , difficulty:  1114448 , date:  "2015-07-10 12:54:11" },
  { height:  554823 , difficulty:  1112823 , date:  "2015-07-10 12:54:59" },
  { height:  554824 , difficulty:  1112641 , date:  "2015-07-10 12:55:58" },
  { height:  554825 , difficulty:  1108908 , date:  "2015-07-10 12:56:09" },
  { height:  554826 , difficulty:  1109687 , date:  "2015-07-10 12:57:48" },
  { height:  554827 , difficulty:  1108779 , date:  "2015-07-10 12:58:11" },
  { height:  554828 , difficulty:  1109637 , date:  "2015-07-10 12:58:25" },
  { height:  554829 , difficulty:  1108540 , date:  "2015-07-10 13:03:10" },
  { height:  554830 , difficulty:  1108340 , date:  "2015-07-10 13:03:16" },
  { height:  554831 , difficulty:  1108130 , date:  "2015-07-10 13:04:21" },
  { height:  554832 , difficulty:  1111398 , date:  "2015-07-10 13:07:35" },
  { height:  554833 , difficulty:  1110324 , date:  "2015-07-10 13:07:41" },
  { height:  554834 , difficulty:  1108938 , date:  "2015-07-10 13:09:24" },
  { height:  554835 , difficulty:  1109656 , date:  "2015-07-10 13:09:39" },
  { height:  554836 , difficulty:  1109877 , date:  "2015-07-10 13:09:52" },
  { height:  554837 , difficulty:  1110870 , date:  "2015-07-10 13:12:43" },
  { height:  554838 , difficulty:  1110908 , date:  "2015-07-10 13:12:48" },
  { height:  554839 , difficulty:  1111762 , date:  "2015-07-10 13:16:39" },
  { height:  554840 , difficulty:  1108975 , date:  "2015-07-10 13:17:09" },
  { height:  554841 , difficulty:  1109691 , date:  "2015-07-10 13:17:13" },
  { height:  554842 , difficulty:  1108242 , date:  "2015-07-10 13:17:42" },
  { height:  554843 , difficulty:  1107723 , date:  "2015-07-10 13:18:22" },
  { height:  554844 , difficulty:  1110049 , date:  "2015-07-10 13:18:44" },
  { height:  554845 , difficulty:  1111886 , date:  "2015-07-10 13:19:47" },
  { height:  554846 , difficulty:  1108542 , date:  "2015-07-10 13:21:33" },
  { height:  554847 , difficulty:  1111365 , date:  "2015-07-10 13:21:51" },
  { height:  554848 , difficulty:  1107403 , date:  "2015-07-10 13:22:14" },
  { height:  554849 , difficulty:  1103532 , date:  "2015-07-10 13:22:15" },
  { height:  554850 , difficulty:  1102120 , date:  "2015-07-10 13:23:00" },
  { height:  554851 , difficulty:  1093753 , date:  "2015-07-10 13:23:13" },
  { height:  554852 , difficulty:  1095159 , date:  "2015-07-10 13:24:20" },
  { height:  554853 , difficulty:  1090299 , date:  "2015-07-10 13:24:24" },
  { height:  554854 , difficulty:  1090121 , date:  "2015-07-10 13:25:56" },
  { height:  554855 , difficulty:  1092481 , date:  "2015-07-10 13:29:02" },
  { height:  554856 , difficulty:  1090439 , date:  "2015-07-10 13:29:21" },
  { height:  554857 , difficulty:  1088076 , date:  "2015-07-10 13:30:20" },
  { height:  554858 , difficulty:  1088364 , date:  "2015-07-10 13:30:22" },
  { height:  554859 , difficulty:  1084971 , date:  "2015-07-10 13:30:44" },
  { height:  554860 , difficulty:  1085906 , date:  "2015-07-10 13:32:00" },
  { height:  554861 , difficulty:  1085570 , date:  "2015-07-10 13:36:03" },
  { height:  554862 , difficulty:  1087891 , date:  "2015-07-10 13:37:21" },
  { height:  554863 , difficulty:  1083081 , date:  "2015-07-10 13:37:27" },
  { height:  554864 , difficulty:  1084351 , date:  "2015-07-10 13:38:51" },
  { height:  554865 , difficulty:  1085772 , date:  "2015-07-10 13:38:56" },
  { height:  554866 , difficulty:  1085816 , date:  "2015-07-10 13:39:01" },
  { height:  554867 , difficulty:  1085912 , date:  "2015-07-10 13:39:15" },
  { height:  554868 , difficulty:  1086395 , date:  "2015-07-10 13:39:41" },
  { height:  554869 , difficulty:  1085426 , date:  "2015-07-10 13:41:21" },
  { height:  554870 , difficulty:  1086020 , date:  "2015-07-10 13:45:06" },
  { height:  554871 , difficulty:  1089318 , date:  "2015-07-10 13:45:26" },
  { height:  554872 , difficulty:  1089058 , date:  "2015-07-10 13:45:36" },
  { height:  554873 , difficulty:  1089715 , date:  "2015-07-10 13:46:37" },
  { height:  554874 , difficulty:  1081438 , date:  "2015-07-10 13:47:08" },
  { height:  554875 , difficulty:  1079650 , date:  "2015-07-10 13:47:18" },
  { height:  554876 , difficulty:  1079148 , date:  "2015-07-10 13:47:31" },
  { height:  554877 , difficulty:  1078391 , date:  "2015-07-10 13:49:13" },
  { height:  554878 , difficulty:  1069041 , date:  "2015-07-10 13:49:18" },
  { height:  554879 , difficulty:  1064977 , date:  "2015-07-10 13:49:28" },
  { height:  554880 , difficulty:  1066778 , date:  "2015-07-10 13:49:34" },
  { height:  554881 , difficulty:  1068005 , date:  "2015-07-10 13:50:34" },
  { height:  554882 , difficulty:  1066012 , date:  "2015-07-10 13:52:05" },
  { height:  554883 , difficulty:  1065445 , date:  "2015-07-10 13:53:17" },
  { height:  554884 , difficulty:  1065380 , date:  "2015-07-10 13:54:44" },
  { height:  554885 , difficulty:  1064999 , date:  "2015-07-10 13:54:48" },
  { height:  554886 , difficulty:  1064334 , date:  "2015-07-10 13:55:02" },
  { height:  554887 , difficulty:  1062059 , date:  "2015-07-10 13:56:58" },
  { height:  554888 , difficulty:  1058509 , date:  "2015-07-10 13:58:03" },
  { height:  554889 , difficulty:  1059169 , date:  "2015-07-10 13:59:05" },
  { height:  554890 , difficulty:  1057840 , date:  "2015-07-10 13:59:58" },
  { height:  554891 , difficulty:  1046336 , date:  "2015-07-10 14:00:04" },
  { height:  554892 , difficulty:  1045280 , date:  "2015-07-10 14:00:40" },
  { height:  554893 , difficulty:  1043437 , date:  "2015-07-10 14:01:47" },
  { height:  554894 , difficulty:  1040982 , date:  "2015-07-10 14:02:17" },
  { height:  554895 , difficulty:  1041159 , date:  "2015-07-10 14:02:18" },
  { height:  554896 , difficulty:  1037556 , date:  "2015-07-10 14:02:44" },
  { height:  554897 , difficulty:  1036200 , date:  "2015-07-10 14:06:45" },
  { height:  554898 , difficulty:  1037261 , date:  "2015-07-10 14:07:17" },
  { height:  554899 , difficulty:  1036794 , date:  "2015-07-10 14:09:46" },
  { height:  554900 , difficulty:  1035520 , date:  "2015-07-10 14:09:59" },
  { height:  554901 , difficulty:  1035496 , date:  "2015-07-10 14:12:18" },
  { height:  554902 , difficulty:  1033068 , date:  "2015-07-10 14:12:59" },
  { height:  554903 , difficulty:  1034697 , date:  "2015-07-10 14:15:36" },
  { height:  554904 , difficulty:  1034592 , date:  "2015-07-10 14:18:21" },
  { height:  554905 , difficulty:  1037048 , date:  "2015-07-10 14:18:22" },
  { height:  554906 , difficulty:  1040106 , date:  "2015-07-10 14:19:45" },
  { height:  554907 , difficulty:  1039309 , date:  "2015-07-10 14:20:03" },
  { height:  554908 , difficulty:  1035170 , date:  "2015-07-10 14:21:21" },
  { height:  554909 , difficulty:  1035717 , date:  "2015-07-10 14:21:43" },
  { height:  554910 , difficulty:  1035781 , date:  "2015-07-10 14:22:00" },
  { height:  554911 , difficulty:  1038851 , date:  "2015-07-10 14:22:29" },
  { height:  554912 , difficulty:  1038646 , date:  "2015-07-10 14:23:23" },
  { height:  554913 , difficulty:  1036021 , date:  "2015-07-10 14:24:35" },
  { height:  554914 , difficulty:  1038786 , date:  "2015-07-10 14:24:41" },
  { height:  554915 , difficulty:  1033807 , date:  "2015-07-10 14:26:04" },
  { height:  554916 , difficulty:  1035730 , date:  "2015-07-10 14:29:48" },
  { height:  554917 , difficulty:  1037338 , date:  "2015-07-10 14:30:02" },
  { height:  554918 , difficulty:  1037120 , date:  "2015-07-10 14:32:08" },
  { height:  554919 , difficulty:  1038045 , date:  "2015-07-10 14:32:28" },
  { height:  554920 , difficulty:  1037602 , date:  "2015-07-10 14:32:42" },
  { height:  554921 , difficulty:  1037189 , date:  "2015-07-10 14:33:01" },
  { height:  554922 , difficulty:  1038248 , date:  "2015-07-10 14:33:02" },
  { height:  554923 , difficulty:  1037965 , date:  "2015-07-10 14:33:18" },
  { height:  554924 , difficulty:  1041040 , date:  "2015-07-10 14:33:55" },
  { height:  554925 , difficulty:  1044481 , date:  "2015-07-10 14:33:56" },
  { height:  554926 , difficulty:  1044557 , date:  "2015-07-10 14:34:58" },
  { height:  554927 , difficulty:  1045676 , date:  "2015-07-10 14:36:19" },
  { height:  554928 , difficulty:  1045984 , date:  "2015-07-10 14:36:41" },
  { height:  554929 , difficulty:  1047838 , date:  "2015-07-10 14:36:52" },
  { height:  554930 , difficulty:  1046224 , date:  "2015-07-10 14:36:54" },
  { height:  554931 , difficulty:  1042021 , date:  "2015-07-10 14:37:29" },
  { height:  554932 , difficulty:  1041783 , date:  "2015-07-10 14:38:06" },
  { height:  554933 , difficulty:  1040815 , date:  "2015-07-10 14:40:20" },
  { height:  554934 , difficulty:  1041537 , date:  "2015-07-10 14:40:56" },
  { height:  554935 , difficulty:  1041182 , date:  "2015-07-10 14:41:02" },
  { height:  554936 , difficulty:  1039552 , date:  "2015-07-10 14:41:36" },
  { height:  554937 , difficulty:  1033388 , date:  "2015-07-10 14:41:58" },
  { height:  554938 , difficulty:  1031497 , date:  "2015-07-10 14:43:13" },
  { height:  554939 , difficulty:  1033840 , date:  "2015-07-10 14:44:54" },
  { height:  554940 , difficulty:  1034090 , date:  "2015-07-10 14:46:30" },
  { height:  554941 , difficulty:  1035381 , date:  "2015-07-10 14:50:45" },
  { height:  554942 , difficulty:  1035609 , date:  "2015-07-10 14:51:37" },
  { height:  554943 , difficulty:  1036424 , date:  "2015-07-10 14:51:53" },
  { height:  554944 , difficulty:  1036121 , date:  "2015-07-10 14:51:57" },
  { height:  554945 , difficulty:  1038678 , date:  "2015-07-10 14:52:15" },
  { height:  554946 , difficulty:  1032818 , date:  "2015-07-10 14:54:07" },
  { height:  554947 , difficulty:  1033534 , date:  "2015-07-10 14:56:42" },
  { height:  554948 , difficulty:  1033770 , date:  "2015-07-10 14:57:23" },
  { height:  554949 , difficulty:  1034408 , date:  "2015-07-10 14:58:01" },
  { height:  554950 , difficulty:  1036309 , date:  "2015-07-10 14:58:54" },
  { height:  554951 , difficulty:  1036901 , date:  "2015-07-10 14:59:13" },
  { height:  554952 , difficulty:  1036716 , date:  "2015-07-10 14:59:42" },
  { height:  554953 , difficulty:  1034282 , date:  "2015-07-10 14:59:56" },
  { height:  554954 , difficulty:  1036529 , date:  "2015-07-10 15:00:40" },
  { height:  554955 , difficulty:  1037603 , date:  "2015-07-10 15:01:05" },
  { height:  554956 , difficulty:  1038685 , date:  "2015-07-10 15:01:19" },
  { height:  554957 , difficulty:  1040579 , date:  "2015-07-10 15:01:55" },
  { height:  554958 , difficulty:  1038244 , date:  "2015-07-10 15:02:48" },
  { height:  554959 , difficulty:  1036504 , date:  "2015-07-10 15:04:16" },
  { height:  554960 , difficulty:  1035407 , date:  "2015-07-10 15:05:15" },
  { height:  554961 , difficulty:  1038022 , date:  "2015-07-10 15:06:26" },
  { height:  554962 , difficulty:  1040676 , date:  "2015-07-10 15:08:43" },
  { height:  554963 , difficulty:  1037676 , date:  "2015-07-10 15:10:25" },
  { height:  554964 , difficulty:  1038620 , date:  "2015-07-10 15:11:50" },
  { height:  554965 , difficulty:  1038440 , date:  "2015-07-10 15:12:08" },
  { height:  554966 , difficulty:  1040324 , date:  "2015-07-10 15:12:31" },
  { height:  554967 , difficulty:  1040234 , date:  "2015-07-10 15:13:01" },
  { height:  554968 , difficulty:  1042461 , date:  "2015-07-10 15:13:55" },
  { height:  554969 , difficulty:  1042498 , date:  "2015-07-10 15:14:40" },
  { height:  554970 , difficulty:  1044527 , date:  "2015-07-10 15:15:31" },
  { height:  554971 , difficulty:  1044548 , date:  "2015-07-10 15:15:49" },
  { height:  554972 , difficulty:  1043821 , date:  "2015-07-10 15:16:48" },
  { height:  554973 , difficulty:  1037697 , date:  "2015-07-10 15:17:20" },
  { height:  554974 , difficulty:  1038386 , date:  "2015-07-10 15:17:25" },
  { height:  554975 , difficulty:  1034500 , date:  "2015-07-10 15:17:33" },
  { height:  554976 , difficulty:  1034983 , date:  "2015-07-10 15:21:28" },
  { height:  554977 , difficulty:  1031901 , date:  "2015-07-10 15:21:45" },
  { height:  554978 , difficulty:  1032108 , date:  "2015-07-10 15:21:48" },
  { height:  554979 , difficulty:  1028010 , date:  "2015-07-10 15:22:02" },
  { height:  554980 , difficulty:  1023617 , date:  "2015-07-10 15:22:45" },
  { height:  554981 , difficulty:  1026555 , date:  "2015-07-10 15:22:47" },
  { height:  554982 , difficulty:  1024553 , date:  "2015-07-10 15:23:17" },
  { height:  554983 , difficulty:  1024692 , date:  "2015-07-10 15:23:21" },
  { height:  554984 , difficulty:  1023074 , date:  "2015-07-10 15:23:50" },
  { height:  554985 , difficulty:  1027372 , date:  "2015-07-10 15:24:44" },
  { height:  554986 , difficulty:  1028221 , date:  "2015-07-10 15:25:34" },
  { height:  554987 , difficulty:  1034816 , date:  "2015-07-10 15:28:48" },
  { height:  554988 , difficulty:  1033873 , date:  "2015-07-10 15:30:16" },
  { height:  554989 , difficulty:  1034526 , date:  "2015-07-10 15:30:34" },
  { height:  554990 , difficulty:  1035669 , date:  "2015-07-10 15:30:46" },
  { height:  554991 , difficulty:  1034666 , date:  "2015-07-10 15:31:04" },
  { height:  554992 , difficulty:  1029769 , date:  "2015-07-10 15:36:31" },
  { height:  554993 , difficulty:  1029389 , date:  "2015-07-10 15:38:45" },
  { height:  554994 , difficulty:  1026790 , date:  "2015-07-10 15:40:19" },
  { height:  554995 , difficulty:  1027328 , date:  "2015-07-10 15:40:48" },
  { height:  554996 , difficulty:  1027075 , date:  "2015-07-10 15:40:56" },
  { height:  554997 , difficulty:  1028140 , date:  "2015-07-10 15:41:02" },
  { height:  554998 , difficulty:  1028395 , date:  "2015-07-10 15:41:22" },
  { height:  554999 , difficulty:  1031855 , date:  "2015-07-10 15:41:27" },
  { height:  555000 , difficulty:  1034894 , date:  "2015-07-10 15:41:38" },
  { height:  555001 , difficulty:  1034883 , date:  "2015-07-10 15:42:16" },
  { height:  555002 , difficulty:  1033698 , date:  "2015-07-10 15:42:43" },
  { height:  555003 , difficulty:  1033240 , date:  "2015-07-10 15:42:47" },
  { height:  555004 , difficulty:  1036259 , date:  "2015-07-10 15:43:17" },
  { height:  555005 , difficulty:  1036529 , date:  "2015-07-10 15:45:20" },
  { height:  555006 , difficulty:  1039232 , date:  "2015-07-10 15:45:40" },
  { height:  555007 , difficulty:  1050421 , date:  "2015-07-10 15:45:46" },
  { height:  555008 , difficulty:  1049411 , date:  "2015-07-10 15:47:02" },
  { height:  555009 , difficulty:  1046590 , date:  "2015-07-10 15:47:05" },
  { height:  555010 , difficulty:  1045559 , date:  "2015-07-10 15:49:18" },
  { height:  555011 , difficulty:  1047154 , date:  "2015-07-10 15:50:45" },
  { height:  555012 , difficulty:  1046146 , date:  "2015-07-10 15:50:49" },
  { height:  555013 , difficulty:  1045895 , date:  "2015-07-10 15:55:14" },
  { height:  555014 , difficulty:  1043863 , date:  "2015-07-10 15:55:18" },
  { height:  555015 , difficulty:  1041328 , date:  "2015-07-10 15:55:30" },
  { height:  555016 , difficulty:  1040447 , date:  "2015-07-10 15:56:12" },
  { height:  555017 , difficulty:  1035524 , date:  "2015-07-10 15:56:41" },
  { height:  555018 , difficulty:  1034326 , date:  "2015-07-10 15:56:59" },
  { height:  555019 , difficulty:  1038989 , date:  "2015-07-10 15:57:18" },
  { height:  555020 , difficulty:  1042629 , date:  "2015-07-10 16:00:46" },
  { height:  555021 , difficulty:  1042434 , date:  "2015-07-10 16:01:42" },
  { height:  555022 , difficulty:  1040675 , date:  "2015-07-10 16:02:02" },
  { height:  555023 , difficulty:  1037920 , date:  "2015-07-10 16:02:56" },
  { height:  555024 , difficulty:  1038167 , date:  "2015-07-10 16:04:53" },
  { height:  555025 , difficulty:  1038821 , date:  "2015-07-10 16:05:07" },
  { height:  555026 , difficulty:  1037349 , date:  "2015-07-10 16:08:04" },
  { height:  555027 , difficulty:  1037442 , date:  "2015-07-10 16:08:26" },
  { height:  555028 , difficulty:  1039828 , date:  "2015-07-10 16:09:41" },
  { height:  555029 , difficulty:  1041514 , date:  "2015-07-10 16:10:44" },
  { height:  555030 , difficulty:  1043483 , date:  "2015-07-10 16:10:47" },
  { height:  555031 , difficulty:  1042785 , date:  "2015-07-10 16:14:20" },
  { height:  555032 , difficulty:  1042609 , date:  "2015-07-10 16:14:25" },
  { height:  555033 , difficulty:  1042932 , date:  "2015-07-10 16:16:26" },
  { height:  555034 , difficulty:  1041369 , date:  "2015-07-10 16:19:05" },
  { height:  555035 , difficulty:  1040051 , date:  "2015-07-10 16:19:08" },
  { height:  555036 , difficulty:  1039921 , date:  "2015-07-10 16:20:14" },
  { height:  555037 , difficulty:  1045442 , date:  "2015-07-10 16:22:03" },
  { height:  555038 , difficulty:  1041606 , date:  "2015-07-10 16:23:56" },
  { height:  555039 , difficulty:  1039390 , date:  "2015-07-10 16:25:00" },
  { height:  555040 , difficulty:  1038672 , date:  "2015-07-10 16:26:14" },
  { height:  555041 , difficulty:  1039882 , date:  "2015-07-10 16:26:41" },
  { height:  555042 , difficulty:  1039201 , date:  "2015-07-10 16:27:31" },
  { height:  555043 , difficulty:  1038328 , date:  "2015-07-10 16:28:27" },
  { height:  555044 , difficulty:  1037622 , date:  "2015-07-10 16:28:46" },
  { height:  555045 , difficulty:  1036939 , date:  "2015-07-10 16:30:23" },
  { height:  555046 , difficulty:  1036182 , date:  "2015-07-10 16:30:34" },
  { height:  555047 , difficulty:  1038145 , date:  "2015-07-10 16:30:57" },
  { height:  555048 , difficulty:  1039676 , date:  "2015-07-10 16:33:52" },
  { height:  555049 , difficulty:  1040168 , date:  "2015-07-10 16:34:32" },
  { height:  555050 , difficulty:  1041807 , date:  "2015-07-10 16:34:56" },
  { height:  555051 , difficulty:  1042079 , date:  "2015-07-10 16:35:03" },
  { height:  555052 , difficulty:  1042216 , date:  "2015-07-10 16:37:12" },
  { height:  555053 , difficulty:  1042103 , date:  "2015-07-10 16:38:17" },
  { height:  555054 , difficulty:  1043386 , date:  "2015-07-10 16:38:42" },
  { height:  555055 , difficulty:  1044253 , date:  "2015-07-10 16:40:53" },
  { height:  555056 , difficulty:  1044480 , date:  "2015-07-10 16:41:34" },
  { height:  555057 , difficulty:  1044414 , date:  "2015-07-10 16:41:38" },
  { height:  555058 , difficulty:  1044126 , date:  "2015-07-10 16:42:26" },
  { height:  555059 , difficulty:  1044057 , date:  "2015-07-10 16:43:12" },
  { height:  555060 , difficulty:  1046736 , date:  "2015-07-10 16:43:55" },
  { height:  555061 , difficulty:  1045983 , date:  "2015-07-10 16:46:40" },
  { height:  555062 , difficulty:  1049712 , date:  "2015-07-10 16:46:53" },
  { height:  555063 , difficulty:  1045559 , date:  "2015-07-10 16:47:16" },
  { height:  555064 , difficulty:  1044943 , date:  "2015-07-10 16:47:41" },
  { height:  555065 , difficulty:  1046089 , date:  "2015-07-10 16:50:20" },
  { height:  555066 , difficulty:  1045695 , date:  "2015-07-10 16:50:29" },
  { height:  555067 , difficulty:  1045934 , date:  "2015-07-10 16:50:48" },
  { height:  555068 , difficulty:  1045341 , date:  "2015-07-10 16:51:46" },
  { height:  555069 , difficulty:  1042412 , date:  "2015-07-10 16:52:12" },
  { height:  555070 , difficulty:  1044776 , date:  "2015-07-10 16:52:35" },
  { height:  555071 , difficulty:  1045001 , date:  "2015-07-10 16:52:41" },
  { height:  555072 , difficulty:  1049177 , date:  "2015-07-10 16:52:45" },
  { height:  555073 , difficulty:  1050012 , date:  "2015-07-10 16:53:03" },
  { height:  555074 , difficulty:  1049926 , date:  "2015-07-10 16:54:00" },
  { height:  555075 , difficulty:  1052923 , date:  "2015-07-10 16:54:17" },
  { height:  555076 , difficulty:  1053478 , date:  "2015-07-10 16:54:31" },
  { height:  555077 , difficulty:  1052410 , date:  "2015-07-10 16:54:38" },
  { height:  555078 , difficulty:  1052393 , date:  "2015-07-10 16:56:40" },
  { height:  555079 , difficulty:  1058368 , date:  "2015-07-10 16:57:30" },
  { height:  555080 , difficulty:  1059239 , date:  "2015-07-10 16:58:27" },
  { height:  555081 , difficulty:  1057480 , date:  "2015-07-10 17:03:03" },
  { height:  555082 , difficulty:  1056911 , date:  "2015-07-10 17:03:24" },
  { height:  555083 , difficulty:  1057796 , date:  "2015-07-10 17:04:28" },
  { height:  555084 , difficulty:  1057092 , date:  "2015-07-10 17:08:07" },
  { height:  555085 , difficulty:  1061030 , date:  "2015-07-10 17:08:14" },
  { height:  555086 , difficulty:  1057681 , date:  "2015-07-10 17:10:17" },
  { height:  555087 , difficulty:  1059578 , date:  "2015-07-10 17:10:28" },
  { height:  555088 , difficulty:  1059404 , date:  "2015-07-10 17:10:51" },
  { height:  555089 , difficulty:  1052963 , date:  "2015-07-10 17:12:23" },
  { height:  555090 , difficulty:  1053928 , date:  "2015-07-10 17:17:48" },
  { height:  555091 , difficulty:  1058074 , date:  "2015-07-10 17:19:25" },
  { height:  555092 , difficulty:  1057031 , date:  "2015-07-10 17:19:42" },
  { height:  555093 , difficulty:  1058498 , date:  "2015-07-10 17:20:21" },
  { height:  555094 , difficulty:  1059451 , date:  "2015-07-10 17:20:45" },
  { height:  555095 , difficulty:  1059399 , date:  "2015-07-10 17:21:15" },
  { height:  555096 , difficulty:  1054665 , date:  "2015-07-10 17:21:19" },
  { height:  555097 , difficulty:  1053078 , date:  "2015-07-10 17:23:04" },
  { height:  555098 , difficulty:  1052783 , date:  "2015-07-10 17:24:10" },
  { height:  555099 , difficulty:  1052032 , date:  "2015-07-10 17:24:42" },
  { height:  555100 , difficulty:  1056510 , date:  "2015-07-10 17:26:46" },
  { height:  555101 , difficulty:  1056152 , date:  "2015-07-10 17:28:05" },
  { height:  555102 , difficulty:  1051797 , date:  "2015-07-10 17:29:25" },
  { height:  555103 , difficulty:  1052612 , date:  "2015-07-10 17:31:22" },
  { height:  555104 , difficulty:  1058038 , date:  "2015-07-10 17:31:31" },
  { height:  555105 , difficulty:  1060580 , date:  "2015-07-10 17:33:12" },
  { height:  555106 , difficulty:  1060911 , date:  "2015-07-10 17:33:22" },
  { height:  555107 , difficulty:  1056724 , date:  "2015-07-10 17:34:22" },
  { height:  555108 , difficulty:  1056963 , date:  "2015-07-10 17:36:15" },
  { height:  555109 , difficulty:  1058028 , date:  "2015-07-10 17:36:58" },
  { height:  555110 , difficulty:  1053967 , date:  "2015-07-10 17:39:50" },
  { height:  555111 , difficulty:  1055751 , date:  "2015-07-10 17:40:23" },
  { height:  555112 , difficulty:  1056439 , date:  "2015-07-10 17:40:39" },
  { height:  555113 , difficulty:  1053284 , date:  "2015-07-10 17:41:00" },
  { height:  555114 , difficulty:  1051092 , date:  "2015-07-10 17:41:34" },
  { height:  555115 , difficulty:  1052172 , date:  "2015-07-10 17:41:44" },
  { height:  555116 , difficulty:  1050478 , date:  "2015-07-10 17:42:13" },
  { height:  555117 , difficulty:  1050414 , date:  "2015-07-10 17:43:15" },
  { height:  555118 , difficulty:  1052740 , date:  "2015-07-10 17:43:28" },
  { height:  555119 , difficulty:  1052511 , date:  "2015-07-10 17:45:03" },
  { height:  555120 , difficulty:  1051831 , date:  "2015-07-10 17:48:01" },
  { height:  555121 , difficulty:  1050058 , date:  "2015-07-10 17:48:13" },
  { height:  555122 , difficulty:  1050661 , date:  "2015-07-10 17:48:35" },
  { height:  555123 , difficulty:  1051243 , date:  "2015-07-10 17:49:22" },
  { height:  555124 , difficulty:  1046484 , date:  "2015-07-10 17:51:07" },
  { height:  555125 , difficulty:  1046503 , date:  "2015-07-10 17:53:18" },
  { height:  555126 , difficulty:  1046694 , date:  "2015-07-10 17:53:33" },
  { height:  555127 , difficulty:  1046411 , date:  "2015-07-10 17:56:52" },
  { height:  555128 , difficulty:  1044114 , date:  "2015-07-10 17:56:57" },
  { height:  555129 , difficulty:  1042459 , date:  "2015-07-10 17:57:32" },
  { height:  555130 , difficulty:  1045287 , date:  "2015-07-10 17:57:38" },
  { height:  555131 , difficulty:  1041749 , date:  "2015-07-10 17:57:58" },
  { height:  555132 , difficulty:  1040566 , date:  "2015-07-10 17:59:21" },
  { height:  555133 , difficulty:  1043628 , date:  "2015-07-10 18:00:39" },
  { height:  555134 , difficulty:  1045170 , date:  "2015-07-10 18:00:39" },
  { height:  555135 , difficulty:  1043770 , date:  "2015-07-10 18:00:59" },
  { height:  555136 , difficulty:  1042795 , date:  "2015-07-10 18:01:14" },
  { height:  555137 , difficulty:  1041243 , date:  "2015-07-10 18:01:32" },
  { height:  555138 , difficulty:  1040835 , date:  "2015-07-10 18:04:06" },
  { height:  555139 , difficulty:  1040174 , date:  "2015-07-10 18:04:40" },
  { height:  555140 , difficulty:  1041743 , date:  "2015-07-10 18:05:27" },
  { height:  555141 , difficulty:  1040188 , date:  "2015-07-10 18:06:24" },
  { height:  555142 , difficulty:  1041887 , date:  "2015-07-10 18:08:46" },
  { height:  555143 , difficulty:  1041380 , date:  "2015-07-10 18:09:42" },
  { height:  555144 , difficulty:  1040255 , date:  "2015-07-10 18:11:24" },
  { height:  555145 , difficulty:  1040944 , date:  "2015-07-10 18:13:05" },
  { height:  555146 , difficulty:  1040240 , date:  "2015-07-10 18:16:03" },
  { height:  555147 , difficulty:  1041046 , date:  "2015-07-10 18:18:16" },
  { height:  555148 , difficulty:  1040919 , date:  "2015-07-10 18:19:42" },
  { height:  555149 , difficulty:  1042756 , date:  "2015-07-10 18:19:44" },
  { height:  555150 , difficulty:  1041463 , date:  "2015-07-10 18:21:03" },
  { height:  555151 , difficulty:  1041397 , date:  "2015-07-10 18:21:23" },
  { height:  555152 , difficulty:  1046834 , date:  "2015-07-10 18:25:35" },
  { height:  555153 , difficulty:  1046600 , date:  "2015-07-10 18:26:40" },
  { height:  555154 , difficulty:  1043664 , date:  "2015-07-10 18:27:22" },
  { height:  555155 , difficulty:  1044391 , date:  "2015-07-10 18:28:52" },
  { height:  555156 , difficulty:  1044816 , date:  "2015-07-10 18:29:07" },
  { height:  555157 , difficulty:  1041550 , date:  "2015-07-10 18:29:27" },
  { height:  555158 , difficulty:  1047754 , date:  "2015-07-10 18:30:43" },
  { height:  555159 , difficulty:  1050478 , date:  "2015-07-10 18:31:22" },
  { height:  555160 , difficulty:  1044852 , date:  "2015-07-10 18:31:41" },
  { height:  555161 , difficulty:  1053881 , date:  "2015-07-10 18:33:49" },
  { height:  555162 , difficulty:  1050555 , date:  "2015-07-10 18:34:48" },
  { height:  555163 , difficulty:  1054726 , date:  "2015-07-10 18:34:50" },
  { height:  555164 , difficulty:  1054146 , date:  "2015-07-10 18:35:06" },
  { height:  555165 , difficulty:  1052510 , date:  "2015-07-10 18:35:11" },
  { height:  555166 , difficulty:  1045908 , date:  "2015-07-10 18:35:17" },
  { height:  555167 , difficulty:  1045136 , date:  "2015-07-10 18:35:26" },
  { height:  555168 , difficulty:  1046259 , date:  "2015-07-10 18:35:29" },
  { height:  555169 , difficulty:  1046524 , date:  "2015-07-10 18:37:30" },
  { height:  555170 , difficulty:  1050552 , date:  "2015-07-10 18:38:29" },
  { height:  555171 , difficulty:  1049744 , date:  "2015-07-10 18:38:38" },
  { height:  555172 , difficulty:  1049968 , date:  "2015-07-10 18:39:00" },
  { height:  555173 , difficulty:  1049567 , date:  "2015-07-10 18:40:48" },
  { height:  555174 , difficulty:  1050686 , date:  "2015-07-10 18:40:50" },
  { height:  555175 , difficulty:  1050678 , date:  "2015-07-10 18:42:00" },
  { height:  555176 , difficulty:  1048835 , date:  "2015-07-10 18:43:31" },
  { height:  555177 , difficulty:  1049015 , date:  "2015-07-10 18:43:37" },
  { height:  555178 , difficulty:  1046829 , date:  "2015-07-10 18:45:20" },
  { height:  555179 , difficulty:  1043593 , date:  "2015-07-10 18:45:36" },
  { height:  555180 , difficulty:  1044692 , date:  "2015-07-10 18:46:17" },
  { height:  555181 , difficulty:  1042377 , date:  "2015-07-10 18:46:20" },
  { height:  555182 , difficulty:  1045465 , date:  "2015-07-10 18:49:53" },
  { height:  555183 , difficulty:  1045535 , date:  "2015-07-10 18:51:42" },
  { height:  555184 , difficulty:  1042509 , date:  "2015-07-10 18:54:31" },
  { height:  555185 , difficulty:  1044870 , date:  "2015-07-10 18:54:44" },
  { height:  555186 , difficulty:  1040603 , date:  "2015-07-10 18:55:26" },
  { height:  555187 , difficulty:  1041204 , date:  "2015-07-10 18:55:36" },
  { height:  555188 , difficulty:  1048205 , date:  "2015-07-10 18:57:31" },
  { height:  555189 , difficulty:  1047570 , date:  "2015-07-10 18:57:57" },
  { height:  555190 , difficulty:  1047353 , date:  "2015-07-10 18:58:39" },
  { height:  555191 , difficulty:  1053233 , date:  "2015-07-10 19:01:10" },
  { height:  555192 , difficulty:  1053811 , date:  "2015-07-10 19:01:45" },
  { height:  555193 , difficulty:  1053281 , date:  "2015-07-10 19:02:16" },
  { height:  555194 , difficulty:  1054551 , date:  "2015-07-10 19:03:15" },
  { height:  555195 , difficulty:  1053291 , date:  "2015-07-10 19:05:42" },
  { height:  555196 , difficulty:  1049373 , date:  "2015-07-10 19:05:51" },
  { height:  555197 , difficulty:  1051557 , date:  "2015-07-10 19:06:13" },
  { height:  555198 , difficulty:  1052215 , date:  "2015-07-10 19:06:59" },
  { height:  555199 , difficulty:  1050938 , date:  "2015-07-10 19:09:56" },
  { height:  555200 , difficulty:  1050610 , date:  "2015-07-10 19:09:59" },
  { height:  555201 , difficulty:  1047101 , date:  "2015-07-10 19:10:31" },
  { height:  555202 , difficulty:  1050379 , date:  "2015-07-10 19:10:50" },
  { height:  555203 , difficulty:  1044656 , date:  "2015-07-10 19:10:59" },
  { height:  555204 , difficulty:  1044468 , date:  "2015-07-10 19:11:23" },
  { height:  555205 , difficulty:  1044016 , date:  "2015-07-10 19:17:51" },
  { height:  555206 , difficulty:  1048875 , date:  "2015-07-10 19:18:01" },
  { height:  555207 , difficulty:  1053263 , date:  "2015-07-10 19:18:15" },
  { height:  555208 , difficulty:  1051557 , date:  "2015-07-10 19:18:56" },
  { height:  555209 , difficulty:  1049413 , date:  "2015-07-10 19:19:00" },
  { height:  555210 , difficulty:  1050018 , date:  "2015-07-10 19:19:43" },
  { height:  555211 , difficulty:  1051215 , date:  "2015-07-10 19:22:20" },
  { height:  555212 , difficulty:  1051723 , date:  "2015-07-10 19:24:57" },
  { height:  555213 , difficulty:  1051611 , date:  "2015-07-10 19:25:08" },
  { height:  555214 , difficulty:  1047202 , date:  "2015-07-10 19:25:26" },
  { height:  555215 , difficulty:  1046436 , date:  "2015-07-10 19:25:47" },
  { height:  555216 , difficulty:  1045367 , date:  "2015-07-10 19:27:17" },
  { height:  555217 , difficulty:  1045956 , date:  "2015-07-10 19:27:53" },
  { height:  555218 , difficulty:  1045561 , date:  "2015-07-10 19:30:11" },
  { height:  555219 , difficulty:  1043961 , date:  "2015-07-10 19:31:18" },
  { height:  555220 , difficulty:  1042278 , date:  "2015-07-10 19:31:35" },
  { height:  555221 , difficulty:  1040180 , date:  "2015-07-10 19:32:20" },
  { height:  555222 , difficulty:  1040139 , date:  "2015-07-10 19:33:15" },
  { height:  555223 , difficulty:  1036419 , date:  "2015-07-10 19:33:23" },
  { height:  555224 , difficulty:  1034809 , date:  "2015-07-10 19:34:01" },
  { height:  555225 , difficulty:  1035242 , date:  "2015-07-10 19:35:42" },
  { height:  555226 , difficulty:  1033500 , date:  "2015-07-10 19:37:58" },
  { height:  555227 , difficulty:  1037620 , date:  "2015-07-10 19:39:49" },
  { height:  555228 , difficulty:  1030727 , date:  "2015-07-10 19:42:07" },
  { height:  555229 , difficulty:  1033168 , date:  "2015-07-10 19:42:35" },
  { height:  555230 , difficulty:  1034428 , date:  "2015-07-10 19:43:06" },
  { height:  555231 , difficulty:  1032423 , date:  "2015-07-10 19:43:58" },
  { height:  555232 , difficulty:  1035754 , date:  "2015-07-10 19:45:56" },
  { height:  555233 , difficulty:  1036308 , date:  "2015-07-10 19:48:41" },
  { height:  555234 , difficulty:  1034093 , date:  "2015-07-10 19:50:09" },
  { height:  555235 , difficulty:  1033705 , date:  "2015-07-10 19:50:27" },
  { height:  555236 , difficulty:  1034544 , date:  "2015-07-10 19:52:27" },
  { height:  555237 , difficulty:  1031841 , date:  "2015-07-10 19:52:52" },
  { height:  555238 , difficulty:  1033140 , date:  "2015-07-10 19:54:18" },
  { height:  555239 , difficulty:  1033207 , date:  "2015-07-10 19:54:47" },
  { height:  555240 , difficulty:  1034205 , date:  "2015-07-10 19:55:03" },
  { height:  555241 , difficulty:  1034295 , date:  "2015-07-10 19:55:37" },
  { height:  555242 , difficulty:  1035149 , date:  "2015-07-10 19:56:05" },
  { height:  555243 , difficulty:  1035342 , date:  "2015-07-10 19:56:52" },
  { height:  555244 , difficulty:  1037467 , date:  "2015-07-10 19:57:53" },
  { height:  555245 , difficulty:  1035640 , date:  "2015-07-10 20:02:54" },
  { height:  555246 , difficulty:  1034289 , date:  "2015-07-10 20:02:57" },
  { height:  555247 , difficulty:  1036024 , date:  "2015-07-10 20:04:00" },
  { height:  555248 , difficulty:  1035442 , date:  "2015-07-10 20:04:03" },
  { height:  555249 , difficulty:  1032908 , date:  "2015-07-10 20:04:38" },
  { height:  555250 , difficulty:  1033517 , date:  "2015-07-10 20:05:35" },
  { height:  555251 , difficulty:  1033538 , date:  "2015-07-10 20:05:41" },
  { height:  555252 , difficulty:  1031744 , date:  "2015-07-10 20:06:33" },
  { height:  555253 , difficulty:  1033747 , date:  "2015-07-10 20:08:04" },
  { height:  555254 , difficulty:  1032529 , date:  "2015-07-10 20:09:06" },
  { height:  555255 , difficulty:  1032707 , date:  "2015-07-10 20:09:28" },
  { height:  555256 , difficulty:  1034283 , date:  "2015-07-10 20:10:12" },
  { height:  555257 , difficulty:  1034093 , date:  "2015-07-10 20:10:19" },
  { height:  555258 , difficulty:  1029876 , date:  "2015-07-10 20:10:39" },
  { height:  555259 , difficulty:  1027542 , date:  "2015-07-10 20:11:03" },
  { height:  555260 , difficulty:  1027986 , date:  "2015-07-10 20:12:16" },
  { height:  555261 , difficulty:  1030511 , date:  "2015-07-10 20:13:25" },
  { height:  555262 , difficulty:  1029338 , date:  "2015-07-10 20:13:26" },
  { height:  555263 , difficulty:  1029918 , date:  "2015-07-10 20:14:39" },
  { height:  555264 , difficulty:  1028718 , date:  "2015-07-10 20:15:18" },
  { height:  555265 , difficulty:  1028473 , date:  "2015-07-10 20:15:23" },
  { height:  555266 , difficulty:  1027764 , date:  "2015-07-10 20:15:46" },
  { height:  555267 , difficulty:  1033708 , date:  "2015-07-10 20:16:27" },
  { height:  555268 , difficulty:  1034918 , date:  "2015-07-10 20:17:03" },
  { height:  555269 , difficulty:  1036185 , date:  "2015-07-10 20:17:26" },
  { height:  555270 , difficulty:  1042317 , date:  "2015-07-10 20:17:58" },
  { height:  555271 , difficulty:  1040019 , date:  "2015-07-10 20:19:19" },
  { height:  555272 , difficulty:  1041603 , date:  "2015-07-10 20:21:49" },
  { height:  555273 , difficulty:  1041419 , date:  "2015-07-10 20:21:55" },
  { height:  555274 , difficulty:  1042472 , date:  "2015-07-10 20:23:55" },
  { height:  555275 , difficulty:  1037982 , date:  "2015-07-10 20:25:17" },
  { height:  555276 , difficulty:  1039919 , date:  "2015-07-10 20:25:21" },
  { height:  555277 , difficulty:  1038940 , date:  "2015-07-10 20:27:11" },
  { height:  555278 , difficulty:  1040075 , date:  "2015-07-10 20:28:10" },
  { height:  555279 , difficulty:  1040978 , date:  "2015-07-10 20:29:20" },
  { height:  555280 , difficulty:  1041655 , date:  "2015-07-10 20:30:56" },
  { height:  555281 , difficulty:  1030859 , date:  "2015-07-10 20:32:32" },
  { height:  555282 , difficulty:  1032639 , date:  "2015-07-10 20:34:01" },
  { height:  555283 , difficulty:  1033142 , date:  "2015-07-10 20:34:27" },
  { height:  555284 , difficulty:  1032481 , date:  "2015-07-10 20:35:07" },
  { height:  555285 , difficulty:  1032422 , date:  "2015-07-10 20:35:42" },
  { height:  555286 , difficulty:  1032526 , date:  "2015-07-10 20:35:51" },
  { height:  555287 , difficulty:  1029085 , date:  "2015-07-10 20:36:10" },
  { height:  555288 , difficulty:  1025552 , date:  "2015-07-10 20:36:43" },
  { height:  555289 , difficulty:  1026575 , date:  "2015-07-10 20:37:09" },
  { height:  555290 , difficulty:  1026006 , date:  "2015-07-10 20:40:18" },
  { height:  555291 , difficulty:  1028876 , date:  "2015-07-10 20:44:06" },
  { height:  555292 , difficulty:  1027168 , date:  "2015-07-10 20:44:38" },
  { height:  555293 , difficulty:  1028172 , date:  "2015-07-10 20:45:06" },
  { height:  555294 , difficulty:  1026229 , date:  "2015-07-10 20:45:31" },
  { height:  555295 , difficulty:  1025537 , date:  "2015-07-10 20:45:34" },
  { height:  555296 , difficulty:  1029926 , date:  "2015-07-10 20:45:45" },
  { height:  555297 , difficulty:  1028606 , date:  "2015-07-10 20:46:25" },
  { height:  555298 , difficulty:  1028173 , date:  "2015-07-10 20:48:09" },
  { height:  555299 , difficulty:  1028173 , date:  "2015-07-10 20:48:52" },
  { height:  555300 , difficulty:  1027971 , date:  "2015-07-10 20:49:11" },
  { height:  555301 , difficulty:  1025774 , date:  "2015-07-10 20:50:01" },
  { height:  555302 , difficulty:  1022631 , date:  "2015-07-10 20:50:50" },
  { height:  555303 , difficulty:  1022302 , date:  "2015-07-10 20:51:37" },
  { height:  555304 , difficulty:  1018769 , date:  "2015-07-10 20:52:16" },
  { height:  555305 , difficulty:  1017951 , date:  "2015-07-10 20:54:00" },
  { height:  555306 , difficulty:  1017783 , date:  "2015-07-10 20:54:25" },
  { height:  555307 , difficulty:  1017182 , date:  "2015-07-10 20:56:22" },
  { height:  555308 , difficulty:  1016647 , date:  "2015-07-10 21:00:39" },
  { height:  555309 , difficulty:  1012772 , date:  "2015-07-10 21:00:51" },
  { height:  555310 , difficulty:  1010904 , date:  "2015-07-10 21:03:09" },
  { height:  555311 , difficulty:  1010551 , date:  "2015-07-10 21:06:17" },
  { height:  555312 , difficulty:  1012885 , date:  "2015-07-10 21:06:38" },
  { height:  555313 , difficulty:  1017829 , date:  "2015-07-10 21:06:57" },
  { height:  555314 , difficulty:  1015437 , date:  "2015-07-10 21:07:38" },
  { height:  555315 , difficulty:  1014578 , date:  "2015-07-10 21:07:41" },
  { height:  555316 , difficulty:  1014499 , date:  "2015-07-10 21:07:58" },
  { height:  555317 , difficulty:  1016025 , date:  "2015-07-10 21:08:10" },
  { height:  555318 , difficulty:  1015732 , date:  "2015-07-10 21:09:37" },
  { height:  555319 , difficulty:  1016485 , date:  "2015-07-10 21:10:31" },
  { height:  555320 , difficulty:  1018242 , date:  "2015-07-10 21:11:14" },
  { height:  555321 , difficulty:  1014032 , date:  "2015-07-10 21:12:22" },
  { height:  555322 , difficulty:  1013896 , date:  "2015-07-10 21:13:51" },
  { height:  555323 , difficulty:  1013045 , date:  "2015-07-10 21:14:25" },
  { height:  555324 , difficulty:  1012829 , date:  "2015-07-10 21:16:25" },
  { height:  555325 , difficulty:  1022904 , date:  "2015-07-10 21:18:09" },
  { height:  555326 , difficulty:  1021267 , date:  "2015-07-10 21:20:06" },
  { height:  555327 , difficulty:  1022050 , date:  "2015-07-10 21:21:23" },
  { height:  555328 , difficulty:  1024824 , date:  "2015-07-10 21:21:50" },
  { height:  555329 , difficulty:  1022636 , date:  "2015-07-10 21:22:42" },
  { height:  555330 , difficulty:  1021462 , date:  "2015-07-10 21:25:10" },
  { height:  555331 , difficulty:  1021184 , date:  "2015-07-10 21:25:13" },
  { height:  555332 , difficulty:  1019909 , date:  "2015-07-10 21:29:23" },
  { height:  555333 , difficulty:  1021127 , date:  "2015-07-10 21:29:45" },
  { height:  555334 , difficulty:  1020630 , date:  "2015-07-10 21:30:21" },
  { height:  555335 , difficulty:  1022702 , date:  "2015-07-10 21:32:04" },
  { height:  555336 , difficulty:  1025752 , date:  "2015-07-10 21:32:25" },
  { height:  555337 , difficulty:  1023830 , date:  "2015-07-10 21:33:35" },
  { height:  555338 , difficulty:  1025108 , date:  "2015-07-10 21:34:37" },
  { height:  555339 , difficulty:  1023377 , date:  "2015-07-10 21:34:38" },
  { height:  555340 , difficulty:  1025288 , date:  "2015-07-10 21:35:44" },
  { height:  555341 , difficulty:  1035503 , date:  "2015-07-10 21:36:28" },
  { height:  555342 , difficulty:  1034770 , date:  "2015-07-10 21:36:55" },
  { height:  555343 , difficulty:  1033562 , date:  "2015-07-10 21:37:32" },
  { height:  555344 , difficulty:  1034451 , date:  "2015-07-10 21:37:36" },
  { height:  555345 , difficulty:  1037113 , date:  "2015-07-10 21:37:52" },
  { height:  555346 , difficulty:  1037640 , date:  "2015-07-10 21:39:33" },
  { height:  555347 , difficulty:  1036420 , date:  "2015-07-10 21:40:00" },
  { height:  555348 , difficulty:  1032413 , date:  "2015-07-10 21:40:41" },
  { height:  555349 , difficulty:  1035693 , date:  "2015-07-10 21:41:32" },
  { height:  555350 , difficulty:  1040181 , date:  "2015-07-10 21:41:59" },
  { height:  555351 , difficulty:  1038157 , date:  "2015-07-10 21:43:12" },
  { height:  555352 , difficulty:  1038981 , date:  "2015-07-10 21:43:33" },
  { height:  555353 , difficulty:  1036329 , date:  "2015-07-10 21:46:47" },
  { height:  555354 , difficulty:  1035206 , date:  "2015-07-10 21:47:46" },
  { height:  555355 , difficulty:  1034027 , date:  "2015-07-10 21:48:03" },
  { height:  555356 , difficulty:  1033132 , date:  "2015-07-10 21:50:51" },
  { height:  555357 , difficulty:  1033194 , date:  "2015-07-10 21:52:53" },
  { height:  555358 , difficulty:  1032732 , date:  "2015-07-10 21:53:23" },
  { height:  555359 , difficulty:  1032295 , date:  "2015-07-10 21:53:48" },
  { height:  555360 , difficulty:  1033309 , date:  "2015-07-10 21:54:18" },
  { height:  555361 , difficulty:  1034379 , date:  "2015-07-10 21:55:10" },
  { height:  555362 , difficulty:  1034607 , date:  "2015-07-10 21:55:38" },
  { height:  555363 , difficulty:  1037275 , date:  "2015-07-10 21:56:07" },
  { height:  555364 , difficulty:  1038932 , date:  "2015-07-10 21:56:27" },
  { height:  555365 , difficulty:  1038163 , date:  "2015-07-10 21:57:09" },
  { height:  555366 , difficulty:  1032819 , date:  "2015-07-10 22:00:07" },
  { height:  555367 , difficulty:  1027428 , date:  "2015-07-10 22:01:03" },
  { height:  555368 , difficulty:  1027534 , date:  "2015-07-10 22:01:51" },
  { height:  555369 , difficulty:  1027448 , date:  "2015-07-10 22:03:52" },
  { height:  555370 , difficulty:  1027158 , date:  "2015-07-10 22:04:14" },
  { height:  555371 , difficulty:  1028832 , date:  "2015-07-10 22:04:53" },
  { height:  555372 , difficulty:  1031115 , date:  "2015-07-10 22:05:22" },
  { height:  555373 , difficulty:  1037223 , date:  "2015-07-10 22:05:27" },
  { height:  555374 , difficulty:  1036826 , date:  "2015-07-10 22:06:35" },
  { height:  555375 , difficulty:  1038939 , date:  "2015-07-10 22:06:39" },
  { height:  555376 , difficulty:  1038877 , date:  "2015-07-10 22:06:48" },
  { height:  555377 , difficulty:  1037678 , date:  "2015-07-10 22:07:03" },
  { height:  555378 , difficulty:  1038398 , date:  "2015-07-10 22:07:17" },
  { height:  555379 , difficulty:  1038329 , date:  "2015-07-10 22:09:14" },
  { height:  555380 , difficulty:  1037744 , date:  "2015-07-10 22:11:07" },
  { height:  555381 , difficulty:  1035379 , date:  "2015-07-10 22:11:33" },
  { height:  555382 , difficulty:  1035046 , date:  "2015-07-10 22:13:34" },
  { height:  555383 , difficulty:  1031741 , date:  "2015-07-10 22:13:36" },
  { height:  555384 , difficulty:  1025163 , date:  "2015-07-10 22:13:51" },
  { height:  555385 , difficulty:  1029459 , date:  "2015-07-10 22:14:31" },
  { height:  555386 , difficulty:  1025541 , date:  "2015-07-10 22:15:59" },
  { height:  555387 , difficulty:  1021157 , date:  "2015-07-10 22:16:32" },
  { height:  555388 , difficulty:  1023553 , date:  "2015-07-10 22:17:37" },
  { height:  555389 , difficulty:  1022967 , date:  "2015-07-10 22:17:39" },
  { height:  555390 , difficulty:  1025935 , date:  "2015-07-10 22:18:08" },
  { height:  555391 , difficulty:  1026417 , date:  "2015-07-10 22:19:56" },
  { height:  555392 , difficulty:  1025928 , date:  "2015-07-10 22:20:18" },
  { height:  555393 , difficulty:  1025722 , date:  "2015-07-10 22:20:34" },
  { height:  555394 , difficulty:  1023224 , date:  "2015-07-10 22:21:25" },
  { height:  555395 , difficulty:  1022033 , date:  "2015-07-10 22:22:54" },
  { height:  555396 , difficulty:  1022086 , date:  "2015-07-10 22:23:50" },
  { height:  555397 , difficulty:  1022855 , date:  "2015-07-10 22:24:44" },
  { height:  555398 , difficulty:  1021749 , date:  "2015-07-10 22:25:35" },
  { height:  555399 , difficulty:  1022157 , date:  "2015-07-10 22:27:46" },
  { height:  555400 , difficulty:  1023032 , date:  "2015-07-10 22:28:12" },
  { height:  555401 , difficulty:  1020339 , date:  "2015-07-10 22:28:12" },
  { height:  555402 , difficulty:  1017249 , date:  "2015-07-10 22:29:01" },
  { height:  555403 , difficulty:  1019458 , date:  "2015-07-10 22:29:46" },
  { height:  555404 , difficulty:  1018726 , date:  "2015-07-10 22:32:31" },
  { height:  555405 , difficulty:  1019001 , date:  "2015-07-10 22:33:39" },
  { height:  555406 , difficulty:  1015317 , date:  "2015-07-10 22:34:45" },
  { height:  555407 , difficulty:  1015141 , date:  "2015-07-10 22:35:50" },
  { height:  555408 , difficulty:  1009020 , date:  "2015-07-10 22:36:47" },
  { height:  555409 , difficulty:  1008816 , date:  "2015-07-10 22:38:07" },
  { height:  555410 , difficulty:  1009467 , date:  "2015-07-10 22:38:38" },
  { height:  555411 , difficulty:  1007041 , date:  "2015-07-10 22:39:55" },
  { height:  555412 , difficulty:  1009293 , date:  "2015-07-10 22:40:44" },
  { height:  555413 , difficulty:  1007782 , date:  "2015-07-10 22:40:52" },
  { height:  555414 , difficulty:  1006599 , date:  "2015-07-10 22:41:07" },
  { height:  555415 , difficulty:  1007475 , date:  "2015-07-10 22:41:21" },
  { height:  555416 , difficulty:  1006345 , date:  "2015-07-10 22:42:26" },
  { height:  555417 , difficulty:  1007066 , date:  "2015-07-10 22:43:24" },
  { height:  555418 , difficulty:  1008888 , date:  "2015-07-10 22:47:00" },
  { height:  555419 , difficulty:  1009098 , date:  "2015-07-10 22:47:10" },
  { height:  555420 , difficulty:  1009636 , date:  "2015-07-10 22:47:15" },
  { height:  555421 , difficulty:  1009181 , date:  "2015-07-10 22:47:44" },
  { height:  555422 , difficulty:  1010768 , date:  "2015-07-10 22:48:21" },
  { height:  555423 , difficulty:  1010520 , date:  "2015-07-10 22:48:39" },
  { height:  555424 , difficulty:  1012808 , date:  "2015-07-10 22:49:40" },
  { height:  555425 , difficulty:  1011451 , date:  "2015-07-10 22:50:40" },
  { height:  555426 , difficulty:  1012170 , date:  "2015-07-10 22:51:05" },
  { height:  555427 , difficulty:  1010181 , date:  "2015-07-10 22:52:17" },
  { height:  555428 , difficulty:  1012194 , date:  "2015-07-10 22:52:24" },
  { height:  555429 , difficulty:  1007781 , date:  "2015-07-10 22:52:35" },
  { height:  555430 , difficulty:  1006783 , date:  "2015-07-10 22:54:41" },
  { height:  555431 , difficulty:  1006266 , date:  "2015-07-10 22:55:02" },
  { height:  555432 , difficulty:  1003131 , date:  "2015-07-10 22:55:23" },
  { height:  555433 , difficulty:  1001609 , date:  "2015-07-10 22:55:44" },
  { height:  555434 , difficulty:  1000835 , date:  "2015-07-10 22:59:18" },
  { height:  555435 , difficulty:  1000192 , date:  "2015-07-10 23:00:04" },
  { height:  555436 , difficulty:  999661 , date:  "2015-07-10 23:00:31" },
  { height:  555437 , difficulty:  998390 , date:  "2015-07-10 23:01:08" },
  { height:  555438 , difficulty:  997777 , date:  "2015-07-10 23:01:36" },
  { height:  555439 , difficulty:  1001137 , date:  "2015-07-10 23:02:31" },
  { height:  555440 , difficulty:  1000590 , date:  "2015-07-10 23:02:58" },
  { height:  555441 , difficulty:  1000993 , date:  "2015-07-10 23:06:08" },
  { height:  555442 , difficulty:  997448 , date:  "2015-07-10 23:06:15" },
  { height:  555443 , difficulty:  995989 , date:  "2015-07-10 23:08:34" },
  { height:  555444 , difficulty:  995690 , date:  "2015-07-10 23:09:21" },
  { height:  555445 , difficulty:  995782 , date:  "2015-07-10 23:10:12" },
  { height:  555446 , difficulty:  995347 , date:  "2015-07-10 23:11:54" },
  { height:  555447 , difficulty:  997811 , date:  "2015-07-10 23:12:16" },
  { height:  555448 , difficulty:  1000609 , date:  "2015-07-10 23:12:20" },
  { height:  555449 , difficulty:  1002217 , date:  "2015-07-10 23:12:26" },
  { height:  555450 , difficulty:  1007932 , date:  "2015-07-10 23:13:11" },
  { height:  555451 , difficulty:  1007901 , date:  "2015-07-10 23:13:20" },
  { height:  555452 , difficulty:  1012406 , date:  "2015-07-10 23:13:41" },
  { height:  555453 , difficulty:  1013535 , date:  "2015-07-10 23:15:20" },
  { height:  555454 , difficulty:  1013907 , date:  "2015-07-10 23:17:04" },
  { height:  555455 , difficulty:  1016192 , date:  "2015-07-10 23:17:46" },
  { height:  555456 , difficulty:  1016617 , date:  "2015-07-10 23:19:30" },
  { height:  555457 , difficulty:  1015862 , date:  "2015-07-10 23:20:00" },
  { height:  555458 , difficulty:  1019359 , date:  "2015-07-10 23:27:57" },
  { height:  555459 , difficulty:  1019392 , date:  "2015-07-10 23:28:02" },
  { height:  555460 , difficulty:  1019383 , date:  "2015-07-10 23:29:26" },
  { height:  555461 , difficulty:  1018398 , date:  "2015-07-10 23:29:37" },
  { height:  555462 , difficulty:  1020715 , date:  "2015-07-10 23:29:52" },
  { height:  555463 , difficulty:  1019770 , date:  "2015-07-10 23:30:57" },
  { height:  555464 , difficulty:  1017920 , date:  "2015-07-10 23:32:05" },
  { height:  555465 , difficulty:  1019091 , date:  "2015-07-10 23:33:14" },
  { height:  555466 , difficulty:  1018345 , date:  "2015-07-10 23:33:33" },
  { height:  555467 , difficulty:  1016859 , date:  "2015-07-10 23:34:40" },
  { height:  555468 , difficulty:  1017652 , date:  "2015-07-10 23:35:49" },
  { height:  555469 , difficulty:  1017371 , date:  "2015-07-10 23:36:36" },
  { height:  555470 , difficulty:  1018571 , date:  "2015-07-10 23:38:16" },
  { height:  555471 , difficulty:  1016413 , date:  "2015-07-10 23:40:41" },
  { height:  555472 , difficulty:  1015853 , date:  "2015-07-10 23:41:36" },
  { height:  555473 , difficulty:  1022135 , date:  "2015-07-10 23:42:06" },
  { height:  555474 , difficulty:  1025187 , date:  "2015-07-10 23:44:58" },
  { height:  555475 , difficulty:  1022396 , date:  "2015-07-10 23:46:11" },
  { height:  555476 , difficulty:  1022863 , date:  "2015-07-10 23:47:05" },
  { height:  555477 , difficulty:  1032930 , date:  "2015-07-10 23:47:15" },
  { height:  555478 , difficulty:  1037666 , date:  "2015-07-10 23:47:39" },
  { height:  555479 , difficulty:  1036370 , date:  "2015-07-10 23:49:10" },
  { height:  555480 , difficulty:  1032479 , date:  "2015-07-10 23:50:08" },
  { height:  555481 , difficulty:  1032739 , date:  "2015-07-10 23:50:24" },
  { height:  555482 , difficulty:  1031548 , date:  "2015-07-10 23:51:07" },
  { height:  555483 , difficulty:  1031339 , date:  "2015-07-10 23:51:09" },
  { height:  555484 , difficulty:  1030264 , date:  "2015-07-10 23:52:08" },
  { height:  555485 , difficulty:  1028712 , date:  "2015-07-10 23:52:35" },
  { height:  555486 , difficulty:  1031479 , date:  "2015-07-10 23:52:55" },
  { height:  555487 , difficulty:  1034225 , date:  "2015-07-10 23:53:32" },
  { height:  555488 , difficulty:  1032746 , date:  "2015-07-10 23:54:16" },
  { height:  555489 , difficulty:  1033994 , date:  "2015-07-10 23:54:51" },
  { height:  555490 , difficulty:  1050355 , date:  "2015-07-10 23:56:15" },
  { height:  555491 , difficulty:  1051265 , date:  "2015-07-10 23:56:52" },
  { height:  555492 , difficulty:  1052116 , date:  "2015-07-10 23:57:21" },
  { height:  555493 , difficulty:  1054386 , date:  "2015-07-10 23:57:32" },
  { height:  555494 , difficulty:  1047909 , date:  "2015-07-10 23:58:45" },
  { height:  555495 , difficulty:  1052553 , date:  "2015-07-10 23:59:35" },
  { height:  555496 , difficulty:  1054123 , date:  "2015-07-11 00:01:00" },
  { height:  555497 , difficulty:  1053236 , date:  "2015-07-11 00:03:26" },
  { height:  555498 , difficulty:  1053389 , date:  "2015-07-11 00:03:48" },
  { height:  555499 , difficulty:  1054431 , date:  "2015-07-11 00:04:06" },
  { height:  555500 , difficulty:  1052789 , date:  "2015-07-11 00:04:16" },
  { height:  555501 , difficulty:  1053777 , date:  "2015-07-11 00:07:13" },
  { height:  555502 , difficulty:  1053555 , date:  "2015-07-11 00:08:26" },
  { height:  555503 , difficulty:  1051673 , date:  "2015-07-11 00:09:28" },
  { height:  555504 , difficulty:  1059779 , date:  "2015-07-11 00:09:36" },
  { height:  555505 , difficulty:  1059458 , date:  "2015-07-11 00:09:52" },
  { height:  555506 , difficulty:  1057462 , date:  "2015-07-11 00:15:28" },
  { height:  555507 , difficulty:  1062473 , date:  "2015-07-11 00:15:36" },
  { height:  555508 , difficulty:  1061839 , date:  "2015-07-11 00:15:52" },
  { height:  555509 , difficulty:  1064131 , date:  "2015-07-11 00:17:02" },
  { height:  555510 , difficulty:  1057961 , date:  "2015-07-11 00:19:44" },
  { height:  555511 , difficulty:  1056789 , date:  "2015-07-11 00:19:46" },
  { height:  555512 , difficulty:  1060915 , date:  "2015-07-11 00:20:27" },
  { height:  555513 , difficulty:  1059762 , date:  "2015-07-11 00:20:32" },
  { height:  555514 , difficulty:  1065697 , date:  "2015-07-11 00:22:12" },
  { height:  555515 , difficulty:  1064754 , date:  "2015-07-11 00:22:54" },
  { height:  555516 , difficulty:  1063871 , date:  "2015-07-11 00:25:25" },
  { height:  555517 , difficulty:  1058837 , date:  "2015-07-11 00:25:34" },
  { height:  555518 , difficulty:  1059640 , date:  "2015-07-11 00:26:44" },
  { height:  555519 , difficulty:  1055944 , date:  "2015-07-11 00:30:17" },
  { height:  555520 , difficulty:  1056224 , date:  "2015-07-11 00:30:32" },
  { height:  555521 , difficulty:  1057677 , date:  "2015-07-11 00:31:26" },
  { height:  555522 , difficulty:  1054971 , date:  "2015-07-11 00:31:31" },
  { height:  555523 , difficulty:  1054815 , date:  "2015-07-11 00:32:39" },
  { height:  555524 , difficulty:  1054552 , date:  "2015-07-11 00:33:06" },
  { height:  555525 , difficulty:  1055545 , date:  "2015-07-11 00:35:04" },
  { height:  555526 , difficulty:  1054445 , date:  "2015-07-11 00:36:04" },
  { height:  555527 , difficulty:  1056028 , date:  "2015-07-11 00:36:07" },
  { height:  555528 , difficulty:  1055388 , date:  "2015-07-11 00:37:57" },
  { height:  555529 , difficulty:  1055049 , date:  "2015-07-11 00:38:24" },
  { height:  555530 , difficulty:  1057367 , date:  "2015-07-11 00:40:17" },
  { height:  555531 , difficulty:  1056552 , date:  "2015-07-11 00:44:30" },
  { height:  555532 , difficulty:  1055086 , date:  "2015-07-11 00:44:30" },
  { height:  555533 , difficulty:  1054128 , date:  "2015-07-11 00:49:42" },
  { height:  555534 , difficulty:  1040633 , date:  "2015-07-11 00:49:43" },
  { height:  555535 , difficulty:  1042588 , date:  "2015-07-11 00:49:51" },
  { height:  555536 , difficulty:  1047132 , date:  "2015-07-11 00:50:01" },
  { height:  555537 , difficulty:  1048989 , date:  "2015-07-11 00:51:12" },
  { height:  555538 , difficulty:  1048618 , date:  "2015-07-11 00:53:58" },
  { height:  555539 , difficulty:  1049070 , date:  "2015-07-11 00:54:33" },
  { height:  555540 , difficulty:  1047098 , date:  "2015-07-11 00:54:39" },
  { height:  555541 , difficulty:  1045106 , date:  "2015-07-11 00:55:09" },
  { height:  555542 , difficulty:  1044846 , date:  "2015-07-11 00:56:36" },
  { height:  555543 , difficulty:  1043529 , date:  "2015-07-11 00:58:42" },
  { height:  555544 , difficulty:  1044322 , date:  "2015-07-11 00:59:46" },
  { height:  555545 , difficulty:  1049444 , date:  "2015-07-11 01:00:14" },
  { height:  555546 , difficulty:  1046964 , date:  "2015-07-11 01:01:41" },
  { height:  555547 , difficulty:  1042884 , date:  "2015-07-11 01:01:46" },
  { height:  555548 , difficulty:  1042935 , date:  "2015-07-11 01:02:58" },
  { height:  555549 , difficulty:  1042865 , date:  "2015-07-11 01:03:03" },
  { height:  555550 , difficulty:  1038062 , date:  "2015-07-11 01:05:08" },
  { height:  555551 , difficulty:  1036233 , date:  "2015-07-11 01:06:09" },
  { height:  555552 , difficulty:  1037527 , date:  "2015-07-11 01:08:22" },
  { height:  555553 , difficulty:  1037322 , date:  "2015-07-11 01:09:23" },
  { height:  555554 , difficulty:  1036872 , date:  "2015-07-11 01:09:28" },
  { height:  555555 , difficulty:  1034371 , date:  "2015-07-11 01:11:34" },
  { height:  555556 , difficulty:  1034370 , date:  "2015-07-11 01:11:46" },
  { height:  555557 , difficulty:  1036475 , date:  "2015-07-11 01:12:31" },
  { height:  555558 , difficulty:  1037256 , date:  "2015-07-11 01:13:25" },
  { height:  555559 , difficulty:  1039663 , date:  "2015-07-11 01:17:51" },
  { height:  555560 , difficulty:  1038009 , date:  "2015-07-11 01:18:07" },
  { height:  555561 , difficulty:  1037573 , date:  "2015-07-11 01:18:18" },
  { height:  555562 , difficulty:  1040308 , date:  "2015-07-11 01:18:59" },
  { height:  555563 , difficulty:  1041082 , date:  "2015-07-11 01:19:11" },
  { height:  555564 , difficulty:  1041563 , date:  "2015-07-11 01:21:29" },
  { height:  555565 , difficulty:  1042048 , date:  "2015-07-11 01:23:30" },
  { height:  555566 , difficulty:  1039782 , date:  "2015-07-11 01:24:14" },
  { height:  555567 , difficulty:  1039763 , date:  "2015-07-11 01:26:29" },
  { height:  555568 , difficulty:  1040883 , date:  "2015-07-11 01:27:00" },
  { height:  555569 , difficulty:  1041460 , date:  "2015-07-11 01:30:10" },
  { height:  555570 , difficulty:  1039376 , date:  "2015-07-11 01:30:51" },
  { height:  555571 , difficulty:  1038704 , date:  "2015-07-11 01:34:03" },
  { height:  555572 , difficulty:  1043279 , date:  "2015-07-11 01:35:11" },
  { height:  555573 , difficulty:  1039981 , date:  "2015-07-11 01:35:53" },
  { height:  555574 , difficulty:  1043714 , date:  "2015-07-11 01:36:10" },
  { height:  555575 , difficulty:  1043600 , date:  "2015-07-11 01:36:51" },
  { height:  555576 , difficulty:  1047419 , date:  "2015-07-11 01:37:07" },
  { height:  555577 , difficulty:  1043459 , date:  "2015-07-11 01:38:43" },
  { height:  555578 , difficulty:  1045955 , date:  "2015-07-11 01:39:34" },
  { height:  555579 , difficulty:  1049021 , date:  "2015-07-11 01:42:05" },
  { height:  555580 , difficulty:  1048853 , date:  "2015-07-11 01:42:07" },
  { height:  555581 , difficulty:  1050870 , date:  "2015-07-11 01:43:27" },
  { height:  555582 , difficulty:  1041547 , date:  "2015-07-11 01:44:10" },
  { height:  555583 , difficulty:  1043637 , date:  "2015-07-11 01:44:19" },
  { height:  555584 , difficulty:  1043857 , date:  "2015-07-11 01:45:10" },
  { height:  555585 , difficulty:  1042355 , date:  "2015-07-11 01:45:46" },
  { height:  555586 , difficulty:  1038518 , date:  "2015-07-11 01:46:00" },
  { height:  555587 , difficulty:  1040058 , date:  "2015-07-11 01:46:16" },
  { height:  555588 , difficulty:  1041002 , date:  "2015-07-11 01:48:39" },
  { height:  555589 , difficulty:  1041066 , date:  "2015-07-11 01:48:56" },
  { height:  555590 , difficulty:  1040625 , date:  "2015-07-11 01:51:03" },
  { height:  555591 , difficulty:  1045996 , date:  "2015-07-11 01:51:45" },
  { height:  555592 , difficulty:  1042029 , date:  "2015-07-11 01:51:57" },
  { height:  555593 , difficulty:  1045489 , date:  "2015-07-11 01:52:54" },
  { height:  555594 , difficulty:  1044060 , date:  "2015-07-11 01:54:56" },
  { height:  555595 , difficulty:  1038296 , date:  "2015-07-11 01:54:59" },
  { height:  555596 , difficulty:  1038443 , date:  "2015-07-11 01:55:24" },
  { height:  555597 , difficulty:  1036943 , date:  "2015-07-11 01:56:21" },
  { height:  555598 , difficulty:  1037289 , date:  "2015-07-11 01:56:37" },
  { height:  555599 , difficulty:  1036417 , date:  "2015-07-11 01:56:57" },
  { height:  555600 , difficulty:  1035684 , date:  "2015-07-11 02:00:24" },
  { height:  555601 , difficulty:  1034092 , date:  "2015-07-11 02:01:33" },
  { height:  555602 , difficulty:  1034710 , date:  "2015-07-11 02:01:46" },
  { height:  555603 , difficulty:  1035273 , date:  "2015-07-11 02:02:26" },
  { height:  555604 , difficulty:  1032444 , date:  "2015-07-11 02:03:08" },
  { height:  555605 , difficulty:  1031744 , date:  "2015-07-11 02:03:28" },
  { height:  555606 , difficulty:  1029544 , date:  "2015-07-11 02:06:47" },
  { height:  555607 , difficulty:  1023456 , date:  "2015-07-11 02:08:31" },
  { height:  555608 , difficulty:  1027263 , date:  "2015-07-11 02:09:42" },
  { height:  555609 , difficulty:  1019522 , date:  "2015-07-11 02:10:09" },
  { height:  555610 , difficulty:  1019660 , date:  "2015-07-11 02:10:43" },
  { height:  555611 , difficulty:  1020392 , date:  "2015-07-11 02:10:53" },
  { height:  555612 , difficulty:  1020750 , date:  "2015-07-11 02:16:17" },
  { height:  555613 , difficulty:  1020891 , date:  "2015-07-11 02:16:19" },
  { height:  555614 , difficulty:  1019099 , date:  "2015-07-11 02:17:59" },
  { height:  555615 , difficulty:  1020828 , date:  "2015-07-11 02:18:04" },
  { height:  555616 , difficulty:  1027862 , date:  "2015-07-11 02:18:52" },
  { height:  555617 , difficulty:  1028502 , date:  "2015-07-11 02:18:53" },
  { height:  555618 , difficulty:  1026504 , date:  "2015-07-11 02:19:30" },
  { height:  555619 , difficulty:  1023076 , date:  "2015-07-11 02:19:48" },
  { height:  555620 , difficulty:  1021794 , date:  "2015-07-11 02:20:53" },
  { height:  555621 , difficulty:  1024182 , date:  "2015-07-11 02:21:07" },
  { height:  555622 , difficulty:  1026122 , date:  "2015-07-11 02:22:58" },
  { height:  555623 , difficulty:  1027156 , date:  "2015-07-11 02:23:55" },
  { height:  555624 , difficulty:  1026208 , date:  "2015-07-11 02:24:58" },
  { height:  555625 , difficulty:  1027578 , date:  "2015-07-11 02:26:15" },
  { height:  555626 , difficulty:  1024584 , date:  "2015-07-11 02:26:40" },
  { height:  555627 , difficulty:  1023682 , date:  "2015-07-11 02:27:11" },
  { height:  555628 , difficulty:  1020350 , date:  "2015-07-11 02:29:44" },
  { height:  555629 , difficulty:  1019877 , date:  "2015-07-11 02:31:43" },
  { height:  555630 , difficulty:  1020434 , date:  "2015-07-11 02:31:45" },
  { height:  555631 , difficulty:  1017306 , date:  "2015-07-11 02:33:21" },
  { height:  555632 , difficulty:  1017963 , date:  "2015-07-11 02:35:04" },
  { height:  555633 , difficulty:  1018182 , date:  "2015-07-11 02:35:48" },
  { height:  555634 , difficulty:  1019131 , date:  "2015-07-11 02:37:05" },
  { height:  555635 , difficulty:  1013398 , date:  "2015-07-11 02:41:53" },
  { height:  555636 , difficulty:  1014917 , date:  "2015-07-11 02:41:59" },
  { height:  555637 , difficulty:  1018408 , date:  "2015-07-11 02:44:03" },
  { height:  555638 , difficulty:  1020114 , date:  "2015-07-11 02:44:11" },
  { height:  555639 , difficulty:  1022162 , date:  "2015-07-11 02:45:09" },
  { height:  555640 , difficulty:  1018812 , date:  "2015-07-11 02:45:24" },
  { height:  555641 , difficulty:  1016091 , date:  "2015-07-11 02:48:34" },
  { height:  555642 , difficulty:  1015702 , date:  "2015-07-11 02:48:52" },
  { height:  555643 , difficulty:  1013459 , date:  "2015-07-11 02:51:28" },
  { height:  555644 , difficulty:  1013843 , date:  "2015-07-11 02:52:39" },
  { height:  555645 , difficulty:  1010017 , date:  "2015-07-11 02:53:10" },
  { height:  555646 , difficulty:  1009379 , date:  "2015-07-11 02:55:37" },
  { height:  555647 , difficulty:  1005746 , date:  "2015-07-11 02:55:39" },
  { height:  555648 , difficulty:  1004778 , date:  "2015-07-11 02:56:38" },
  { height:  555649 , difficulty:  1003779 , date:  "2015-07-11 02:56:40" },
  { height:  555650 , difficulty:  1003550 , date:  "2015-07-11 03:00:16" },
  { height:  555651 , difficulty:  1008837 , date:  "2015-07-11 03:00:23" },
  { height:  555652 , difficulty:  1008890 , date:  "2015-07-11 03:01:26" },
  { height:  555653 , difficulty:  1006373 , date:  "2015-07-11 03:03:49" },
  { height:  555654 , difficulty:  1005397 , date:  "2015-07-11 03:04:35" },
  { height:  555655 , difficulty:  1002516 , date:  "2015-07-11 03:04:50" },
  { height:  555656 , difficulty:  1002552 , date:  "2015-07-11 03:05:54" },
  { height:  555657 , difficulty:  1001248 , date:  "2015-07-11 03:06:52" },
  { height:  555658 , difficulty:  1000226 , date:  "2015-07-11 03:08:02" },
  { height:  555659 , difficulty:  1000797 , date:  "2015-07-11 03:08:21" },
  { height:  555660 , difficulty:  1000904 , date:  "2015-07-11 03:08:26" },
  { height:  555661 , difficulty:  1001303 , date:  "2015-07-11 03:08:29" },
  { height:  555662 , difficulty:  1006176 , date:  "2015-07-11 03:08:48" },
  { height:  555663 , difficulty:  1008147 , date:  "2015-07-11 03:11:25" },
  { height:  555664 , difficulty:  1004759 , date:  "2015-07-11 03:12:28" },
  { height:  555665 , difficulty:  1004632 , date:  "2015-07-11 03:12:48" },
  { height:  555666 , difficulty:  1001698 , date:  "2015-07-11 03:12:51" },
  { height:  555667 , difficulty:  1009458 , date:  "2015-07-11 03:13:16" },
  { height:  555668 , difficulty:  1012826 , date:  "2015-07-11 03:14:01" },
  { height:  555669 , difficulty:  1013876 , date:  "2015-07-11 03:16:00" },
  { height:  555670 , difficulty:  1011345 , date:  "2015-07-11 03:16:19" },
  { height:  555671 , difficulty:  1011500 , date:  "2015-07-11 03:16:48" },
  { height:  555672 , difficulty:  1010996 , date:  "2015-07-11 03:23:48" },
  { height:  555673 , difficulty:  1009996 , date:  "2015-07-11 03:24:08" },
  { height:  555674 , difficulty:  1009704 , date:  "2015-07-11 03:24:42" },
  { height:  555675 , difficulty:  1009460 , date:  "2015-07-11 03:26:44" },
  { height:  555676 , difficulty:  1004861 , date:  "2015-07-11 03:26:47" },
  { height:  555677 , difficulty:  1003725 , date:  "2015-07-11 03:27:03" },
  { height:  555678 , difficulty:  1003484 , date:  "2015-07-11 03:31:22" },
  { height:  555679 , difficulty:  1003213 , date:  "2015-07-11 03:31:29" },
  { height:  555680 , difficulty:  1005398 , date:  "2015-07-11 03:32:55" },
  { height:  555681 , difficulty:  1005386 , date:  "2015-07-11 03:33:42" },
  { height:  555682 , difficulty:  1000145 , date:  "2015-07-11 03:34:45" },
  { height:  555683 , difficulty:  999352 , date:  "2015-07-11 03:34:52" },
  { height:  555684 , difficulty:  997502 , date:  "2015-07-11 03:38:06" },
  { height:  555685 , difficulty:  1000299 , date:  "2015-07-11 03:39:23" },
  { height:  555686 , difficulty:  1001679 , date:  "2015-07-11 03:40:13" },
  { height:  555687 , difficulty:  1001476 , date:  "2015-07-11 03:40:33" },
  { height:  555688 , difficulty:  999850 , date:  "2015-07-11 03:42:26" },
  { height:  555689 , difficulty:  999867 , date:  "2015-07-11 03:42:35" },
  { height:  555690 , difficulty:  997475 , date:  "2015-07-11 03:45:57" },
  { height:  555691 , difficulty:  998433 , date:  "2015-07-11 03:46:44" },
  { height:  555692 , difficulty:  997912 , date:  "2015-07-11 03:48:35" },
  { height:  555693 , difficulty:  998358 , date:  "2015-07-11 03:49:34" },
  { height:  555694 , difficulty:  997856 , date:  "2015-07-11 03:49:38" },
  { height:  555695 , difficulty:  1002929 , date:  "2015-07-11 03:50:05" },
  { height:  555696 , difficulty:  1002653 , date:  "2015-07-11 03:50:10" },
  { height:  555697 , difficulty:  1002788 , date:  "2015-07-11 03:50:59" },
  { height:  555698 , difficulty:  1001233 , date:  "2015-07-11 03:54:58" },
  { height:  555699 , difficulty:  1002832 , date:  "2015-07-11 03:55:04" },
  { height:  555700 , difficulty:  1001491 , date:  "2015-07-11 03:55:58" },
  { height:  555701 , difficulty:  1004175 , date:  "2015-07-11 03:57:50" },
  { height:  555702 , difficulty:  1004073 , date:  "2015-07-11 03:59:58" },
  { height:  555703 , difficulty:  1005239 , date:  "2015-07-11 04:00:00" },
  { height:  555704 , difficulty:  1002769 , date:  "2015-07-11 04:00:12" },
  { height:  555705 , difficulty:  999609 , date:  "2015-07-11 04:01:05" },
  { height:  555706 , difficulty:  1005266 , date:  "2015-07-11 04:03:24" },
  { height:  555707 , difficulty:  1002762 , date:  "2015-07-11 04:03:28" },
  { height:  555708 , difficulty:  1003208 , date:  "2015-07-11 04:06:15" },
  { height:  555709 , difficulty:  1006288 , date:  "2015-07-11 04:06:25" },
  { height:  555710 , difficulty:  1004246 , date:  "2015-07-11 04:07:37" },
  { height:  555711 , difficulty:  998226 , date:  "2015-07-11 04:08:03" },
  { height:  555712 , difficulty:  1000941 , date:  "2015-07-11 04:12:27" },
  { height:  555713 , difficulty:  1000608 , date:  "2015-07-11 04:12:28" },
  { height:  555714 , difficulty:  1002085 , date:  "2015-07-11 04:14:01" },
  { height:  555715 , difficulty:  1002490 , date:  "2015-07-11 04:14:06" },
  { height:  555716 , difficulty:  1002780 , date:  "2015-07-11 04:16:08" },
  { height:  555717 , difficulty:  998975 , date:  "2015-07-11 04:16:11" },
  { height:  555718 , difficulty:  999959 , date:  "2015-07-11 04:17:56" },
  { height:  555719 , difficulty:  996253 , date:  "2015-07-11 04:17:57" },
  { height:  555720 , difficulty:  996910 , date:  "2015-07-11 04:18:09" },
  { height:  555721 , difficulty:  996334 , date:  "2015-07-11 04:19:46" },
  { height:  555722 , difficulty:  992992 , date:  "2015-07-11 04:20:09" },
  { height:  555723 , difficulty:  997542 , date:  "2015-07-11 04:24:38" },
  { height:  555724 , difficulty:  996977 , date:  "2015-07-11 04:24:42" },
  { height:  555725 , difficulty:  997504 , date:  "2015-07-11 04:25:19" },
  { height:  555726 , difficulty:  991885 , date:  "2015-07-11 04:26:16" },
  { height:  555727 , difficulty:  995068 , date:  "2015-07-11 04:29:19" },
  { height:  555728 , difficulty:  995067 , date:  "2015-07-11 04:30:57" },
  { height:  555729 , difficulty:  991878 , date:  "2015-07-11 04:33:07" },
  { height:  555730 , difficulty:  994068 , date:  "2015-07-11 04:34:13" },
  { height:  555731 , difficulty:  994692 , date:  "2015-07-11 04:34:14" },
  { height:  555732 , difficulty:  993032 , date:  "2015-07-11 04:34:25" },
  { height:  555733 , difficulty:  992698 , date:  "2015-07-11 04:35:25" },
  { height:  555734 , difficulty:  991992 , date:  "2015-07-11 04:35:43" },
  { height:  555735 , difficulty:  992554 , date:  "2015-07-11 04:36:26" },
  { height:  555736 , difficulty:  996739 , date:  "2015-07-11 04:36:49" },
  { height:  555737 , difficulty:  996928 , date:  "2015-07-11 04:37:06" },
  { height:  555738 , difficulty:  996972 , date:  "2015-07-11 04:37:59" },
  { height:  555739 , difficulty:  993396 , date:  "2015-07-11 04:39:09" },
  { height:  555740 , difficulty:  995885 , date:  "2015-07-11 04:40:35" },
  { height:  555741 , difficulty:  995525 , date:  "2015-07-11 04:41:06" },
  { height:  555742 , difficulty:  995881 , date:  "2015-07-11 04:41:19" },
  { height:  555743 , difficulty:  996704 , date:  "2015-07-11 04:42:17" },
  { height:  555744 , difficulty:  996149 , date:  "2015-07-11 04:44:04" },
  { height:  555745 , difficulty:  993543 , date:  "2015-07-11 04:44:10" },
  { height:  555746 , difficulty:  993144 , date:  "2015-07-11 04:47:39" },
  { height:  555747 , difficulty:  992420 , date:  "2015-07-11 04:48:26" },
  { height:  555748 , difficulty:  981817 , date:  "2015-07-11 04:50:55" },
  { height:  555749 , difficulty:  982714 , date:  "2015-07-11 04:51:03" },
  { height:  555750 , difficulty:  982204 , date:  "2015-07-11 04:51:06" },
  { height:  555751 , difficulty:  979338 , date:  "2015-07-11 04:52:38" },
  { height:  555752 , difficulty:  979366 , date:  "2015-07-11 04:53:41" },
  { height:  555753 , difficulty:  982034 , date:  "2015-07-11 04:54:52" },
  { height:  555754 , difficulty:  976550 , date:  "2015-07-11 04:55:34" },
  { height:  555755 , difficulty:  977747 , date:  "2015-07-11 04:55:39" },
  { height:  555756 , difficulty:  982580 , date:  "2015-07-11 04:56:25" },
  { height:  555757 , difficulty:  981823 , date:  "2015-07-11 04:56:53" },
  { height:  555758 , difficulty:  981758 , date:  "2015-07-11 04:57:53" },
  { height:  555759 , difficulty:  987200 , date:  "2015-07-11 04:58:17" },
  { height:  555760 , difficulty:  982214 , date:  "2015-07-11 04:58:36" },
  { height:  555761 , difficulty:  983320 , date:  "2015-07-11 04:58:57" },
  { height:  555762 , difficulty:  982213 , date:  "2015-07-11 04:59:07" },
  { height:  555763 , difficulty:  982199 , date:  "2015-07-11 05:00:11" },
  { height:  555764 , difficulty:  981569 , date:  "2015-07-11 05:02:55" },
  { height:  555765 , difficulty:  989757 , date:  "2015-07-11 05:04:10" },
  { height:  555766 , difficulty:  986896 , date:  "2015-07-11 05:08:28" },
  { height:  555767 , difficulty:  986015 , date:  "2015-07-11 05:08:48" },
  { height:  555768 , difficulty:  984036 , date:  "2015-07-11 05:08:54" },
  { height:  555769 , difficulty:  983026 , date:  "2015-07-11 05:12:28" },
  { height:  555770 , difficulty:  983606 , date:  "2015-07-11 05:12:29" },
  { height:  555771 , difficulty:  982924 , date:  "2015-07-11 05:13:12" },
  { height:  555772 , difficulty:  985456 , date:  "2015-07-11 05:14:34" },
  { height:  555773 , difficulty:  985821 , date:  "2015-07-11 05:14:36" },
  { height:  555774 , difficulty:  980344 , date:  "2015-07-11 05:15:06" },
  { height:  555775 , difficulty:  983328 , date:  "2015-07-11 05:15:31" },
  { height:  555776 , difficulty:  983893 , date:  "2015-07-11 05:17:54" },
  { height:  555777 , difficulty:  982982 , date:  "2015-07-11 05:22:25" },
  { height:  555778 , difficulty:  982618 , date:  "2015-07-11 05:22:27" },
  { height:  555779 , difficulty:  982717 , date:  "2015-07-11 05:23:16" },
  { height:  555780 , difficulty:  984949 , date:  "2015-07-11 05:23:48" },
  { height:  555781 , difficulty:  983727 , date:  "2015-07-11 05:25:44" },
  { height:  555782 , difficulty:  981586 , date:  "2015-07-11 05:29:01" },
  { height:  555783 , difficulty:  984343 , date:  "2015-07-11 05:29:25" },
  { height:  555784 , difficulty:  981023 , date:  "2015-07-11 05:31:22" },
  { height:  555785 , difficulty:  985174 , date:  "2015-07-11 05:33:26" },
  { height:  555786 , difficulty:  984071 , date:  "2015-07-11 05:33:55" },
  { height:  555787 , difficulty:  983717 , date:  "2015-07-11 05:37:17" },
  { height:  555788 , difficulty:  977325 , date:  "2015-07-11 05:37:58" },
  { height:  555789 , difficulty:  978097 , date:  "2015-07-11 05:39:37" },
  { height:  555790 , difficulty:  975878 , date:  "2015-07-11 05:43:14" },
  { height:  555791 , difficulty:  976419 , date:  "2015-07-11 05:43:44" },
  { height:  555792 , difficulty:  974801 , date:  "2015-07-11 05:43:50" },
  { height:  555793 , difficulty:  974973 , date:  "2015-07-11 05:44:25" },
  { height:  555794 , difficulty:  974633 , date:  "2015-07-11 05:45:25" },
  { height:  555795 , difficulty:  979109 , date:  "2015-07-11 05:46:56" },
  { height:  555796 , difficulty:  979025 , date:  "2015-07-11 05:47:29" },
  { height:  555797 , difficulty:  977000 , date:  "2015-07-11 05:47:59" },
  { height:  555798 , difficulty:  977527 , date:  "2015-07-11 05:48:05" },
  { height:  555799 , difficulty:  973232 , date:  "2015-07-11 05:48:35" },
  { height:  555800 , difficulty:  976417 , date:  "2015-07-11 05:49:05" },
  { height:  555801 , difficulty:  975772 , date:  "2015-07-11 05:49:19" },
  { height:  555802 , difficulty:  979355 , date:  "2015-07-11 05:51:11" },
  { height:  555803 , difficulty:  974682 , date:  "2015-07-11 05:51:58" },
  { height:  555804 , difficulty:  972992 , date:  "2015-07-11 05:52:20" },
  { height:  555805 , difficulty:  969744 , date:  "2015-07-11 05:53:28" },
  { height:  555806 , difficulty:  968500 , date:  "2015-07-11 05:54:13" },
  { height:  555807 , difficulty:  970513 , date:  "2015-07-11 05:54:47" },
  { height:  555808 , difficulty:  972143 , date:  "2015-07-11 05:57:06" },
  { height:  555809 , difficulty:  970529 , date:  "2015-07-11 05:57:13" },
  { height:  555810 , difficulty:  970498 , date:  "2015-07-11 05:58:53" },
  { height:  555811 , difficulty:  969706 , date:  "2015-07-11 05:59:09" },
  { height:  555812 , difficulty:  969509 , date:  "2015-07-11 05:59:14" },
  { height:  555813 , difficulty:  972937 , date:  "2015-07-11 06:01:15" },
  { height:  555814 , difficulty:  972382 , date:  "2015-07-11 06:01:52" },
  { height:  555815 , difficulty:  971717 , date:  "2015-07-11 06:03:16" },
  { height:  555816 , difficulty:  970907 , date:  "2015-07-11 06:03:22" },
  { height:  555817 , difficulty:  973674 , date:  "2015-07-11 06:03:26" },
  { height:  555818 , difficulty:  974707 , date:  "2015-07-11 06:03:43" },
  { height:  555819 , difficulty:  975771 , date:  "2015-07-11 06:03:46" },
  { height:  555820 , difficulty:  975545 , date:  "2015-07-11 06:04:09" },
  { height:  555821 , difficulty:  979923 , date:  "2015-07-11 06:05:46" },
  { height:  555822 , difficulty:  977875 , date:  "2015-07-11 06:06:19" },
  { height:  555823 , difficulty:  978809 , date:  "2015-07-11 06:10:31" },
  { height:  555824 , difficulty:  974913 , date:  "2015-07-11 06:10:57" },
  { height:  555825 , difficulty:  976651 , date:  "2015-07-11 06:12:44" },
  { height:  555826 , difficulty:  976996 , date:  "2015-07-11 06:12:53" },
  { height:  555827 , difficulty:  981043 , date:  "2015-07-11 06:14:41" },
  { height:  555828 , difficulty:  980988 , date:  "2015-07-11 06:16:09" },
  { height:  555829 , difficulty:  980135 , date:  "2015-07-11 06:17:37" },
  { height:  555830 , difficulty:  981278 , date:  "2015-07-11 06:18:00" },
  { height:  555831 , difficulty:  981431 , date:  "2015-07-11 06:18:03" },
  { height:  555832 , difficulty:  980659 , date:  "2015-07-11 06:18:09" },
  { height:  555833 , difficulty:  981807 , date:  "2015-07-11 06:19:38" },
  { height:  555834 , difficulty:  981149 , date:  "2015-07-11 06:20:29" },
  { height:  555835 , difficulty:  980926 , date:  "2015-07-11 06:20:35" },
  { height:  555836 , difficulty:  983664 , date:  "2015-07-11 06:24:22" },
  { height:  555837 , difficulty:  984554 , date:  "2015-07-11 06:25:29" },
  { height:  555838 , difficulty:  984228 , date:  "2015-07-11 06:26:56" },
  { height:  555839 , difficulty:  982853 , date:  "2015-07-11 06:28:09" },
  { height:  555840 , difficulty:  978591 , date:  "2015-07-11 06:29:14" },
  { height:  555841 , difficulty:  976712 , date:  "2015-07-11 06:32:15" },
  { height:  555842 , difficulty:  970217 , date:  "2015-07-11 06:32:55" },
  { height:  555843 , difficulty:  969688 , date:  "2015-07-11 06:37:07" },
  { height:  555844 , difficulty:  972532 , date:  "2015-07-11 06:37:51" },
  { height:  555845 , difficulty:  968463 , date:  "2015-07-11 06:38:09" },
  { height:  555846 , difficulty:  968562 , date:  "2015-07-11 06:38:18" },
  { height:  555847 , difficulty:  967922 , date:  "2015-07-11 06:38:36" },
  { height:  555848 , difficulty:  968483 , date:  "2015-07-11 06:40:23" },
  { height:  555849 , difficulty:  968380 , date:  "2015-07-11 06:43:00" },
  { height:  555850 , difficulty:  969289 , date:  "2015-07-11 06:43:03" },
  { height:  555851 , difficulty:  970872 , date:  "2015-07-11 06:53:59" },
  { height:  555852 , difficulty:  967275 , date:  "2015-07-11 06:54:08" },
  { height:  555853 , difficulty:  962923 , date:  "2015-07-11 06:54:40" },
  { height:  555854 , difficulty:  963180 , date:  "2015-07-11 06:54:53" },
  { height:  555855 , difficulty:  962881 , date:  "2015-07-11 06:59:46" },
  { height:  555856 , difficulty:  962061 , date:  "2015-07-11 07:00:38" },
  { height:  555857 , difficulty:  964410 , date:  "2015-07-11 07:00:41" },
  { height:  555858 , difficulty:  962090 , date:  "2015-07-11 07:01:15" },
  { height:  555859 , difficulty:  965661 , date:  "2015-07-11 07:02:31" },
  { height:  555860 , difficulty:  962931 , date:  "2015-07-11 07:03:10" },
  { height:  555861 , difficulty:  960782 , date:  "2015-07-11 07:03:11" },
  { height:  555862 , difficulty:  960216 , date:  "2015-07-11 07:04:26" },
  { height:  555863 , difficulty:  957939 , date:  "2015-07-11 07:05:19" },
  { height:  555864 , difficulty:  957455 , date:  "2015-07-11 07:05:25" },
  { height:  555865 , difficulty:  955928 , date:  "2015-07-11 07:07:30" },
  { height:  555866 , difficulty:  954169 , date:  "2015-07-11 07:09:20" },
  { height:  555867 , difficulty:  954173 , date:  "2015-07-11 07:13:09" },
  { height:  555868 , difficulty:  954670 , date:  "2015-07-11 07:13:11" },
  { height:  555869 , difficulty:  955142 , date:  "2015-07-11 07:14:01" },
  { height:  555870 , difficulty:  957184 , date:  "2015-07-11 07:14:02" },
  { height:  555871 , difficulty:  955033 , date:  "2015-07-11 07:14:26" },
  { height:  555872 , difficulty:  954647 , date:  "2015-07-11 07:15:27" },
  { height:  555873 , difficulty:  954927 , date:  "2015-07-11 07:15:32" },
  { height:  555874 , difficulty:  959077 , date:  "2015-07-11 07:20:57" },
  { height:  555875 , difficulty:  958280 , date:  "2015-07-11 07:22:33" },
  { height:  555876 , difficulty:  958219 , date:  "2015-07-11 07:22:37" },
  { height:  555877 , difficulty:  958227 , date:  "2015-07-11 07:23:31" },
  { height:  555878 , difficulty:  955556 , date:  "2015-07-11 07:23:48" },
  { height:  555879 , difficulty:  954875 , date:  "2015-07-11 07:25:02" },
  { height:  555880 , difficulty:  963943 , date:  "2015-07-11 07:25:52" },
  { height:  555881 , difficulty:  962353 , date:  "2015-07-11 07:26:17" },
  { height:  555882 , difficulty:  961437 , date:  "2015-07-11 07:29:03" },
  { height:  555883 , difficulty:  961486 , date:  "2015-07-11 07:31:10" },
  { height:  555884 , difficulty:  957975 , date:  "2015-07-11 07:31:15" },
  { height:  555885 , difficulty:  958752 , date:  "2015-07-11 07:31:40" },
  { height:  555886 , difficulty:  960056 , date:  "2015-07-11 07:31:42" },
  { height:  555887 , difficulty:  963484 , date:  "2015-07-11 07:33:42" },
  { height:  555888 , difficulty:  963507 , date:  "2015-07-11 07:33:47" },
  { height:  555889 , difficulty:  960788 , date:  "2015-07-11 07:36:29" },
  { height:  555890 , difficulty:  960269 , date:  "2015-07-11 07:37:14" },
  { height:  555891 , difficulty:  960304 , date:  "2015-07-11 07:37:19" },
  { height:  555892 , difficulty:  960942 , date:  "2015-07-11 07:37:30" },
  { height:  555893 , difficulty:  964217 , date:  "2015-07-11 07:37:33" },
  { height:  555894 , difficulty:  965378 , date:  "2015-07-11 07:41:31" },
  { height:  555895 , difficulty:  965629 , date:  "2015-07-11 07:42:19" },
  { height:  555896 , difficulty:  966088 , date:  "2015-07-11 07:43:12" },
  { height:  555897 , difficulty:  964923 , date:  "2015-07-11 07:43:13" },
  { height:  555898 , difficulty:  964195 , date:  "2015-07-11 07:44:39" },
  { height:  555899 , difficulty:  958705 , date:  "2015-07-11 07:46:05" },
  { height:  555900 , difficulty:  960496 , date:  "2015-07-11 07:49:50" },
  { height:  555901 , difficulty:  961138 , date:  "2015-07-11 07:49:55" },
  { height:  555902 , difficulty:  963623 , date:  "2015-07-11 07:54:39" },
  { height:  555903 , difficulty:  964306 , date:  "2015-07-11 07:54:57" },
  { height:  555904 , difficulty:  962702 , date:  "2015-07-11 07:56:25" },
  { height:  555905 , difficulty:  961175 , date:  "2015-07-11 07:57:32" },
  { height:  555906 , difficulty:  961827 , date:  "2015-07-11 07:57:34" },
  { height:  555907 , difficulty:  964657 , date:  "2015-07-11 07:58:53" },
  { height:  555908 , difficulty:  968630 , date:  "2015-07-11 08:00:51" },
  { height:  555909 , difficulty:  968521 , date:  "2015-07-11 08:02:26" },
  { height:  555910 , difficulty:  967593 , date:  "2015-07-11 08:02:32" },
  { height:  555911 , difficulty:  970434 , date:  "2015-07-11 08:03:56" },
  { height:  555912 , difficulty:  965184 , date:  "2015-07-11 08:04:01" },
  { height:  555913 , difficulty:  965591 , date:  "2015-07-11 08:04:48" },
  { height:  555914 , difficulty:  964037 , date:  "2015-07-11 08:05:11" },
  { height:  555915 , difficulty:  962510 , date:  "2015-07-11 08:05:12" },
  { height:  555916 , difficulty:  961637 , date:  "2015-07-11 08:06:57" },
  { height:  555917 , difficulty:  957690 , date:  "2015-07-11 08:07:28" },
  { height:  555918 , difficulty:  957764 , date:  "2015-07-11 08:09:13" },
  { height:  555919 , difficulty:  952888 , date:  "2015-07-11 08:09:16" },
  { height:  555920 , difficulty:  959217 , date:  "2015-07-11 08:09:18" },
  { height:  555921 , difficulty:  958736 , date:  "2015-07-11 08:09:50" },
  { height:  555922 , difficulty:  959990 , date:  "2015-07-11 08:10:51" },
  { height:  555923 , difficulty:  959505 , date:  "2015-07-11 08:11:24" },
  { height:  555924 , difficulty:  957593 , date:  "2015-07-11 08:11:50" },
  { height:  555925 , difficulty:  954987 , date:  "2015-07-11 08:13:42" },
  { height:  555926 , difficulty:  954961 , date:  "2015-07-11 08:14:35" },
  { height:  555927 , difficulty:  940018 , date:  "2015-07-11 08:16:17" },
  { height:  555928 , difficulty:  941904 , date:  "2015-07-11 08:18:02" },
  { height:  555929 , difficulty:  942526 , date:  "2015-07-11 08:18:51" },
  { height:  555930 , difficulty:  942637 , date:  "2015-07-11 08:20:58" },
  { height:  555931 , difficulty:  936505 , date:  "2015-07-11 08:21:20" },
  { height:  555932 , difficulty:  935314 , date:  "2015-07-11 08:23:26" },
  { height:  555933 , difficulty:  935621 , date:  "2015-07-11 08:23:33" },
  { height:  555934 , difficulty:  935280 , date:  "2015-07-11 08:24:28" },
  { height:  555935 , difficulty:  935113 , date:  "2015-07-11 08:24:56" },
  { height:  555936 , difficulty:  935728 , date:  "2015-07-11 08:26:32" },
  { height:  555937 , difficulty:  935623 , date:  "2015-07-11 08:28:48" },
  { height:  555938 , difficulty:  935467 , date:  "2015-07-11 08:31:28" },
  { height:  555939 , difficulty:  935023 , date:  "2015-07-11 08:31:33" },
  { height:  555940 , difficulty:  934889 , date:  "2015-07-11 08:31:45" },
  { height:  555941 , difficulty:  932341 , date:  "2015-07-11 08:32:16" },
  { height:  555942 , difficulty:  930577 , date:  "2015-07-11 08:32:51" },
  { height:  555943 , difficulty:  925891 , date:  "2015-07-11 08:34:00" },
  { height:  555944 , difficulty:  926261 , date:  "2015-07-11 08:34:29" },
  { height:  555945 , difficulty:  925705 , date:  "2015-07-11 08:35:54" },
  { height:  555946 , difficulty:  927463 , date:  "2015-07-11 08:36:51" },
  { height:  555947 , difficulty:  930315 , date:  "2015-07-11 08:37:17" },
  { height:  555948 , difficulty:  928877 , date:  "2015-07-11 08:38:04" },
  { height:  555949 , difficulty:  931475 , date:  "2015-07-11 08:38:21" },
  { height:  555950 , difficulty:  925601 , date:  "2015-07-11 08:39:07" },
  { height:  555951 , difficulty:  923317 , date:  "2015-07-11 08:40:09" },
  { height:  555952 , difficulty:  925683 , date:  "2015-07-11 08:40:46" },
  { height:  555953 , difficulty:  925676 , date:  "2015-07-11 08:41:05" },
  { height:  555954 , difficulty:  926795 , date:  "2015-07-11 08:44:41" },
  { height:  555955 , difficulty:  927182 , date:  "2015-07-11 08:44:42" },
  { height:  555956 , difficulty:  928167 , date:  "2015-07-11 08:44:45" },
  { height:  555957 , difficulty:  929577 , date:  "2015-07-11 08:46:44" },
  { height:  555958 , difficulty:  926154 , date:  "2015-07-11 08:48:23" },
  { height:  555959 , difficulty:  923999 , date:  "2015-07-11 08:50:43" },
  { height:  555960 , difficulty:  924590 , date:  "2015-07-11 08:50:45" },
  { height:  555961 , difficulty:  924102 , date:  "2015-07-11 08:51:05" },
  { height:  555962 , difficulty:  924396 , date:  "2015-07-11 08:53:33" },
  { height:  555963 , difficulty:  922261 , date:  "2015-07-11 08:57:03" },
  { height:  555964 , difficulty:  922657 , date:  "2015-07-11 09:00:40" },
  { height:  555965 , difficulty:  923190 , date:  "2015-07-11 09:00:54" },
  { height:  555966 , difficulty:  927396 , date:  "2015-07-11 09:01:49" },
  { height:  555967 , difficulty:  927933 , date:  "2015-07-11 09:02:29" },
  { height:  555968 , difficulty:  928233 , date:  "2015-07-11 09:02:34" },
  { height:  555969 , difficulty:  928660 , date:  "2015-07-11 09:03:29" },
  { height:  555970 , difficulty:  923023 , date:  "2015-07-11 09:06:35" },
  { height:  555971 , difficulty:  922058 , date:  "2015-07-11 09:08:15" },
  { height:  555972 , difficulty:  921659 , date:  "2015-07-11 09:10:27" },
  { height:  555973 , difficulty:  923978 , date:  "2015-07-11 09:10:36" },
  { height:  555974 , difficulty:  922870 , date:  "2015-07-11 09:11:54" },
  { height:  555975 , difficulty:  921196 , date:  "2015-07-11 09:12:27" },
  { height:  555976 , difficulty:  917025 , date:  "2015-07-11 09:13:03" },
  { height:  555977 , difficulty:  917952 , date:  "2015-07-11 09:16:40" },
  { height:  555978 , difficulty:  912395 , date:  "2015-07-11 09:17:07" },
  { height:  555979 , difficulty:  912795 , date:  "2015-07-11 09:17:13" },
  { height:  555980 , difficulty:  913079 , date:  "2015-07-11 09:18:01" },
  { height:  555981 , difficulty:  912030 , date:  "2015-07-11 09:20:53" },
  { height:  555982 , difficulty:  914590 , date:  "2015-07-11 09:21:46" },
  { height:  555983 , difficulty:  918633 , date:  "2015-07-11 09:22:04" },
  { height:  555984 , difficulty:  916107 , date:  "2015-07-11 09:23:32" },
  { height:  555985 , difficulty:  917038 , date:  "2015-07-11 09:23:45" },
  { height:  555986 , difficulty:  921212 , date:  "2015-07-11 09:23:56" },
  { height:  555987 , difficulty:  919675 , date:  "2015-07-11 09:25:15" },
  { height:  555988 , difficulty:  919922 , date:  "2015-07-11 09:25:53" },
  { height:  555989 , difficulty:  919706 , date:  "2015-07-11 09:26:37" },
  { height:  555990 , difficulty:  919163 , date:  "2015-07-11 09:27:19" },
  { height:  555991 , difficulty:  919457 , date:  "2015-07-11 09:28:02" },
  { height:  555992 , difficulty:  917211 , date:  "2015-07-11 09:28:25" },
  { height:  555993 , difficulty:  918424 , date:  "2015-07-11 09:28:39" },
  { height:  555994 , difficulty:  917150 , date:  "2015-07-11 09:28:58" },
  { height:  555995 , difficulty:  917980 , date:  "2015-07-11 09:31:10" },
  { height:  555996 , difficulty:  919433 , date:  "2015-07-11 09:33:48" },
  { height:  555997 , difficulty:  920681 , date:  "2015-07-11 09:33:53" },
  { height:  555998 , difficulty:  919969 , date:  "2015-07-11 09:36:44" },
  { height:  555999 , difficulty:  921924 , date:  "2015-07-11 09:39:27" },
  { height:  556000 , difficulty:  923657 , date:  "2015-07-11 09:39:46" },
  { height:  556001 , difficulty:  923674 , date:  "2015-07-11 09:40:31" },
  { height:  556002 , difficulty:  924137 , date:  "2015-07-11 09:43:30" },
  { height:  556003 , difficulty:  922242 , date:  "2015-07-11 09:45:21" },
  { height:  556004 , difficulty:  920876 , date:  "2015-07-11 09:45:47" },
  { height:  556005 , difficulty:  923079 , date:  "2015-07-11 09:51:24" },
  { height:  556006 , difficulty:  920051 , date:  "2015-07-11 09:51:52" },
  { height:  556007 , difficulty:  925285 , date:  "2015-07-11 09:53:02" },
  { height:  556008 , difficulty:  922700 , date:  "2015-07-11 09:53:35" },
  { height:  556009 , difficulty:  923253 , date:  "2015-07-11 09:54:40" },
  { height:  556010 , difficulty:  924251 , date:  "2015-07-11 09:56:43" },
  { height:  556011 , difficulty:  923947 , date:  "2015-07-11 09:56:49" },
  { height:  556012 , difficulty:  923199 , date:  "2015-07-11 09:57:11" },
  { height:  556013 , difficulty:  921322 , date:  "2015-07-11 09:58:02" },
  { height:  556014 , difficulty:  917471 , date:  "2015-07-11 09:58:06" },
  { height:  556015 , difficulty:  918755 , date:  "2015-07-11 09:58:11" },
  { height:  556016 , difficulty:  919350 , date:  "2015-07-11 09:58:26" },
  { height:  556017 , difficulty:  919100 , date:  "2015-07-11 09:58:30" },
  { height:  556018 , difficulty:  918989 , date:  "2015-07-11 09:58:37" },
  { height:  556019 , difficulty:  917307 , date:  "2015-07-11 10:00:17" },
  { height:  556020 , difficulty:  916836 , date:  "2015-07-11 10:01:00" },
  { height:  556021 , difficulty:  917038 , date:  "2015-07-11 10:01:20" },
  { height:  556022 , difficulty:  916174 , date:  "2015-07-11 10:02:12" },
  { height:  556023 , difficulty:  916367 , date:  "2015-07-11 10:02:23" },
  { height:  556024 , difficulty:  916297 , date:  "2015-07-11 10:03:05" },
  { height:  556025 , difficulty:  916365 , date:  "2015-07-11 10:06:45" },
  { height:  556026 , difficulty:  916822 , date:  "2015-07-11 10:08:00" },
  { height:  556027 , difficulty:  915691 , date:  "2015-07-11 10:09:25" },
  { height:  556028 , difficulty:  919186 , date:  "2015-07-11 10:10:31" },
  { height:  556029 , difficulty:  919956 , date:  "2015-07-11 10:10:53" },
  { height:  556030 , difficulty:  915146 , date:  "2015-07-11 10:10:56" },
  { height:  556031 , difficulty:  918880 , date:  "2015-07-11 10:11:06" },
  { height:  556032 , difficulty:  921514 , date:  "2015-07-11 10:11:07" },
  { height:  556033 , difficulty:  919264 , date:  "2015-07-11 10:11:10" },
  { height:  556034 , difficulty:  917370 , date:  "2015-07-11 10:11:16" },
  { height:  556035 , difficulty:  914641 , date:  "2015-07-11 10:11:26" },
  { height:  556036 , difficulty:  915637 , date:  "2015-07-11 10:11:53" },
  { height:  556037 , difficulty:  915654 , date:  "2015-07-11 10:13:25" },
  { height:  556038 , difficulty:  912720 , date:  "2015-07-11 10:13:32" },
  { height:  556039 , difficulty:  908168 , date:  "2015-07-11 10:13:59" },
  { height:  556040 , difficulty:  904002 , date:  "2015-07-11 10:14:14" },
  { height:  556041 , difficulty:  907576 , date:  "2015-07-11 10:16:13" },
  { height:  556042 , difficulty:  907447 , date:  "2015-07-11 10:16:25" },
  { height:  556043 , difficulty:  907480 , date:  "2015-07-11 10:16:37" },
  { height:  556044 , difficulty:  909993 , date:  "2015-07-11 10:17:38" },
  { height:  556045 , difficulty:  909084 , date:  "2015-07-11 10:19:05" },
  { height:  556046 , difficulty:  905558 , date:  "2015-07-11 10:19:53" },
  { height:  556047 , difficulty:  903777 , date:  "2015-07-11 10:21:34" },
  { height:  556048 , difficulty:  900727 , date:  "2015-07-11 10:21:51" },
  { height:  556049 , difficulty:  901890 , date:  "2015-07-11 10:22:21" },
  { height:  556050 , difficulty:  900044 , date:  "2015-07-11 10:23:08" },
  { height:  556051 , difficulty:  899326 , date:  "2015-07-11 10:23:33" },
  { height:  556052 , difficulty:  898673 , date:  "2015-07-11 10:23:43" },
  { height:  556053 , difficulty:  893950 , date:  "2015-07-11 10:23:49" },
  { height:  556054 , difficulty:  895770 , date:  "2015-07-11 10:24:17" },
  { height:  556055 , difficulty:  897980 , date:  "2015-07-11 10:28:52" },
  { height:  556056 , difficulty:  897303 , date:  "2015-07-11 10:29:58" },
  { height:  556057 , difficulty:  895975 , date:  "2015-07-11 10:31:27" },
  { height:  556058 , difficulty:  894660 , date:  "2015-07-11 10:33:41" },
  { height:  556059 , difficulty:  894434 , date:  "2015-07-11 10:33:55" },
  { height:  556060 , difficulty:  893195 , date:  "2015-07-11 10:34:13" },
  { height:  556061 , difficulty:  894704 , date:  "2015-07-11 10:34:27" },
  { height:  556062 , difficulty:  895046 , date:  "2015-07-11 10:36:07" },
  { height:  556063 , difficulty:  894578 , date:  "2015-07-11 10:36:08" },
  { height:  556064 , difficulty:  893620 , date:  "2015-07-11 10:36:54" },
  { height:  556065 , difficulty:  893127 , date:  "2015-07-11 10:37:14" },
  { height:  556066 , difficulty:  894439 , date:  "2015-07-11 10:39:11" },
  { height:  556067 , difficulty:  893810 , date:  "2015-07-11 10:40:02" },
  { height:  556068 , difficulty:  893492 , date:  "2015-07-11 10:40:12" },
  { height:  556069 , difficulty:  894160 , date:  "2015-07-11 10:44:47" },
  { height:  556070 , difficulty:  895569 , date:  "2015-07-11 10:44:52" },
  { height:  556071 , difficulty:  893713 , date:  "2015-07-11 10:45:22" },
  { height:  556072 , difficulty:  891243 , date:  "2015-07-11 10:45:43" },
  { height:  556073 , difficulty:  892114 , date:  "2015-07-11 10:46:08" },
  { height:  556074 , difficulty:  891073 , date:  "2015-07-11 10:46:21" },
  { height:  556075 , difficulty:  887891 , date:  "2015-07-11 10:48:00" },
  { height:  556076 , difficulty:  887328 , date:  "2015-07-11 10:50:13" },
  { height:  556077 , difficulty:  887277 , date:  "2015-07-11 10:51:06" },
  { height:  556078 , difficulty:  884194 , date:  "2015-07-11 10:51:29" },
  { height:  556079 , difficulty:  885234 , date:  "2015-07-11 10:51:34" },
  { height:  556080 , difficulty:  886010 , date:  "2015-07-11 10:53:05" },
  { height:  556081 , difficulty:  879959 , date:  "2015-07-11 10:53:18" },
  { height:  556082 , difficulty:  880621 , date:  "2015-07-11 10:54:40" },
  { height:  556083 , difficulty:  880215 , date:  "2015-07-11 10:55:09" },
  { height:  556084 , difficulty:  881109 , date:  "2015-07-11 10:56:05" },
  { height:  556085 , difficulty:  880242 , date:  "2015-07-11 10:55:58" },
  { height:  556086 , difficulty:  879123 , date:  "2015-07-11 10:56:17" },
  { height:  556087 , difficulty:  879929 , date:  "2015-07-11 10:59:22" },
  { height:  556088 , difficulty:  879500 , date:  "2015-07-11 10:59:41" },
  { height:  556089 , difficulty:  878594 , date:  "2015-07-11 10:59:42" },
  { height:  556090 , difficulty:  878678 , date:  "2015-07-11 10:59:58" },
  { height:  556091 , difficulty:  879849 , date:  "2015-07-11 11:02:37" },
  { height:  556092 , difficulty:  880653 , date:  "2015-07-11 11:03:07" },
  { height:  556093 , difficulty:  885153 , date:  "2015-07-11 11:03:46" },
  { height:  556094 , difficulty:  885085 , date:  "2015-07-11 11:04:01" },
  { height:  556095 , difficulty:  882865 , date:  "2015-07-11 11:05:49" },
  { height:  556096 , difficulty:  882422 , date:  "2015-07-11 11:05:56" },
  { height:  556097 , difficulty:  882654 , date:  "2015-07-11 11:05:59" },
  { height:  556098 , difficulty:  881772 , date:  "2015-07-11 11:06:46" },
  { height:  556099 , difficulty:  882721 , date:  "2015-07-11 11:07:13" },
  { height:  556100 , difficulty:  882973 , date:  "2015-07-11 11:11:45" },
  { height:  556101 , difficulty:  878584 , date:  "2015-07-11 11:12:02" },
  { height:  556102 , difficulty:  878381 , date:  "2015-07-11 11:12:44" },
  { height:  556103 , difficulty:  876552 , date:  "2015-07-11 11:14:27" },
  { height:  556104 , difficulty:  875236 , date:  "2015-07-11 11:15:59" },
  { height:  556105 , difficulty:  877351 , date:  "2015-07-11 11:19:09" },
  { height:  556106 , difficulty:  877605 , date:  "2015-07-11 11:23:41" },
  { height:  556107 , difficulty:  877719 , date:  "2015-07-11 11:24:01" },
  { height:  556108 , difficulty:  878033 , date:  "2015-07-11 11:24:23" },
  { height:  556109 , difficulty:  882508 , date:  "2015-07-11 11:24:42" },
  { height:  556110 , difficulty:  883261 , date:  "2015-07-11 11:24:55" },
  { height:  556111 , difficulty:  883507 , date:  "2015-07-11 11:26:04" },
  { height:  556112 , difficulty:  883603 , date:  "2015-07-11 11:27:26" },
  { height:  556113 , difficulty:  882078 , date:  "2015-07-11 11:27:31" },
  { height:  556114 , difficulty:  882998 , date:  "2015-07-11 11:28:23" },
  { height:  556115 , difficulty:  882860 , date:  "2015-07-11 11:28:28" },
  { height:  556116 , difficulty:  886569 , date:  "2015-07-11 11:29:44" },
  { height:  556117 , difficulty:  883965 , date:  "2015-07-11 11:30:12" },
  { height:  556118 , difficulty:  886634 , date:  "2015-07-11 11:30:15" },
  { height:  556119 , difficulty:  887277 , date:  "2015-07-11 11:30:44" },
  { height:  556120 , difficulty:  886927 , date:  "2015-07-11 11:30:55" },
  { height:  556121 , difficulty:  887130 , date:  "2015-07-11 11:31:35" },
  { height:  556122 , difficulty:  886416 , date:  "2015-07-11 11:31:36" },
  { height:  556123 , difficulty:  884130 , date:  "2015-07-11 11:33:48" },
  { height:  556124 , difficulty:  883736 , date:  "2015-07-11 11:34:12" },
  { height:  556125 , difficulty:  883908 , date:  "2015-07-11 11:34:39" },
  { height:  556126 , difficulty:  882911 , date:  "2015-07-11 11:35:10" },
  { height:  556127 , difficulty:  882654 , date:  "2015-07-11 11:40:54" },
  { height:  556128 , difficulty:  884441 , date:  "2015-07-11 11:40:58" },
  { height:  556129 , difficulty:  886428 , date:  "2015-07-11 11:41:12" },
  { height:  556130 , difficulty:  886558 , date:  "2015-07-11 11:42:42" },
  { height:  556131 , difficulty:  882606 , date:  "2015-07-11 11:42:43" },
  { height:  556132 , difficulty:  881638 , date:  "2015-07-11 11:42:56" },
  { height:  556133 , difficulty:  890045 , date:  "2015-07-11 11:43:57" },
  { height:  556134 , difficulty:  886983 , date:  "2015-07-11 11:44:28" },
  { height:  556135 , difficulty:  888352 , date:  "2015-07-11 11:45:48" },
  { height:  556136 , difficulty:  888008 , date:  "2015-07-11 11:45:51" },
  { height:  556137 , difficulty:  887841 , date:  "2015-07-11 11:46:30" },
  { height:  556138 , difficulty:  886874 , date:  "2015-07-11 11:46:52" },
  { height:  556139 , difficulty:  888180 , date:  "2015-07-11 11:47:40" },
  { height:  556140 , difficulty:  888504 , date:  "2015-07-11 11:47:50" },
  { height:  556141 , difficulty:  888293 , date:  "2015-07-11 11:48:09" },
  { height:  556142 , difficulty:  886995 , date:  "2015-07-11 11:49:42" },
  { height:  556143 , difficulty:  887209 , date:  "2015-07-11 11:49:55" },
  { height:  556144 , difficulty:  887847 , date:  "2015-07-11 11:50:12" },
  { height:  556145 , difficulty:  883775 , date:  "2015-07-11 11:50:27" },
  { height:  556146 , difficulty:  886698 , date:  "2015-07-11 11:51:48" },
  { height:  556147 , difficulty:  887070 , date:  "2015-07-11 11:51:50" },
  { height:  556148 , difficulty:  887074 , date:  "2015-07-11 11:51:59" },
  { height:  556149 , difficulty:  890160 , date:  "2015-07-11 11:52:25" },
  { height:  556150 , difficulty:  891309 , date:  "2015-07-11 11:52:27" },
  { height:  556151 , difficulty:  890093 , date:  "2015-07-11 11:52:38" },
  { height:  556152 , difficulty:  887121 , date:  "2015-07-11 11:54:36" },
  { height:  556153 , difficulty:  886248 , date:  "2015-07-11 11:54:42" },
  { height:  556154 , difficulty:  887535 , date:  "2015-07-11 11:57:13" },
  { height:  556155 , difficulty:  888498 , date:  "2015-07-11 11:58:12" },
  { height:  556156 , difficulty:  886601 , date:  "2015-07-11 11:58:15" },
  { height:  556157 , difficulty:  887041 , date:  "2015-07-11 11:58:52" },
  { height:  556158 , difficulty:  885031 , date:  "2015-07-11 11:58:59" },
  { height:  556159 , difficulty:  885472 , date:  "2015-07-11 11:59:52" },
  { height:  556160 , difficulty:  884761 , date:  "2015-07-11 12:02:36" },
  { height:  556161 , difficulty:  884822 , date:  "2015-07-11 12:02:56" },
  { height:  556162 , difficulty:  885144 , date:  "2015-07-11 12:03:37" },
  { height:  556163 , difficulty:  881787 , date:  "2015-07-11 12:06:51" },
  { height:  556164 , difficulty:  881908 , date:  "2015-07-11 12:06:55" },
  { height:  556165 , difficulty:  883488 , date:  "2015-07-11 12:08:08" },
  { height:  556166 , difficulty:  883694 , date:  "2015-07-11 12:08:18" },
  { height:  556167 , difficulty:  880557 , date:  "2015-07-11 12:08:20" },
  { height:  556168 , difficulty:  879877 , date:  "2015-07-11 12:09:06" },
  { height:  556169 , difficulty:  880382 , date:  "2015-07-11 12:10:32" },
  { height:  556170 , difficulty:  880903 , date:  "2015-07-11 12:11:11" },
  { height:  556171 , difficulty:  880137 , date:  "2015-07-11 12:11:48" },
  { height:  556172 , difficulty:  882957 , date:  "2015-07-11 12:13:03" },
  { height:  556173 , difficulty:  883122 , date:  "2015-07-11 12:13:05" },
  { height:  556174 , difficulty:  882217 , date:  "2015-07-11 12:13:21" },
  { height:  556175 , difficulty:  881583 , date:  "2015-07-11 12:14:23" },
  { height:  556176 , difficulty:  879226 , date:  "2015-07-11 12:14:53" },
  { height:  556177 , difficulty:  880199 , date:  "2015-07-11 12:16:56" },
  { height:  556178 , difficulty:  880380 , date:  "2015-07-11 12:16:59" },
  { height:  556179 , difficulty:  878008 , date:  "2015-07-11 12:17:12" },
  { height:  556180 , difficulty:  876061 , date:  "2015-07-11 12:17:30" },
  { height:  556181 , difficulty:  879002 , date:  "2015-07-11 12:17:32" },
  { height:  556182 , difficulty:  872936 , date:  "2015-07-11 12:20:49" },
  { height:  556183 , difficulty:  872574 , date:  "2015-07-11 12:20:51" },
  { height:  556184 , difficulty:  873341 , date:  "2015-07-11 12:21:02" },
  { height:  556185 , difficulty:  876207 , date:  "2015-07-11 12:23:14" },
  { height:  556186 , difficulty:  875705 , date:  "2015-07-11 12:23:40" },
  { height:  556187 , difficulty:  874824 , date:  "2015-07-11 12:24:59" },
  { height:  556188 , difficulty:  872877 , date:  "2015-07-11 12:25:27" },
  { height:  556189 , difficulty:  874678 , date:  "2015-07-11 12:31:29" },
  { height:  556190 , difficulty:  874186 , date:  "2015-07-11 12:32:28" },
  { height:  556191 , difficulty:  877121 , date:  "2015-07-11 12:32:35" },
  { height:  556192 , difficulty:  875387 , date:  "2015-07-11 12:33:14" },
  { height:  556193 , difficulty:  876046 , date:  "2015-07-11 12:33:50" },
  { height:  556194 , difficulty:  880435 , date:  "2015-07-11 12:33:53" },
  { height:  556195 , difficulty:  879868 , date:  "2015-07-11 12:34:24" },
  { height:  556196 , difficulty:  880565 , date:  "2015-07-11 12:34:44" },
  { height:  556197 , difficulty:  879533 , date:  "2015-07-11 12:34:46" },
  { height:  556198 , difficulty:  880768 , date:  "2015-07-11 12:36:16" },
  { height:  556199 , difficulty:  878177 , date:  "2015-07-11 12:36:56" },
  { height:  556200 , difficulty:  880003 , date:  "2015-07-11 12:37:16" },
  { height:  556201 , difficulty:  880479 , date:  "2015-07-11 12:37:36" },
  { height:  556202 , difficulty:  879593 , date:  "2015-07-11 12:38:45" },
  { height:  556203 , difficulty:  874158 , date:  "2015-07-11 12:38:52" },
  { height:  556204 , difficulty:  874406 , date:  "2015-07-11 12:40:16" },
  { height:  556205 , difficulty:  876331 , date:  "2015-07-11 12:40:59" },
  { height:  556206 , difficulty:  879690 , date:  "2015-07-11 12:41:26" },
  { height:  556207 , difficulty:  879405 , date:  "2015-07-11 12:41:41" },
  { height:  556208 , difficulty:  885850 , date:  "2015-07-11 12:43:31" },
  { height:  556209 , difficulty:  884266 , date:  "2015-07-11 12:44:38" },
  { height:  556210 , difficulty:  883510 , date:  "2015-07-11 12:44:51" },
  { height:  556211 , difficulty:  881696 , date:  "2015-07-11 12:46:46" },
  { height:  556212 , difficulty:  882977 , date:  "2015-07-11 12:46:49" },
  { height:  556213 , difficulty:  885595 , date:  "2015-07-11 12:47:21" },
  { height:  556214 , difficulty:  885640 , date:  "2015-07-11 12:48:45" },
  { height:  556215 , difficulty:  884447 , date:  "2015-07-11 12:52:03" },
  { height:  556216 , difficulty:  884659 , date:  "2015-07-11 12:52:21" },
  { height:  556217 , difficulty:  885958 , date:  "2015-07-11 12:52:23" },
  { height:  556218 , difficulty:  886466 , date:  "2015-07-11 12:53:03" },
  { height:  556219 , difficulty:  887383 , date:  "2015-07-11 12:53:10" },
  { height:  556220 , difficulty:  887385 , date:  "2015-07-11 12:54:50" },
  { height:  556221 , difficulty:  888774 , date:  "2015-07-11 12:55:04" },
  { height:  556222 , difficulty:  886802 , date:  "2015-07-11 12:55:32" },
  { height:  556223 , difficulty:  888157 , date:  "2015-07-11 12:57:44" },
  { height:  556224 , difficulty:  887825 , date:  "2015-07-11 12:59:03" },
  { height:  556225 , difficulty:  889860 , date:  "2015-07-11 12:59:13" },
  { height:  556226 , difficulty:  890990 , date:  "2015-07-11 12:59:46" },
  { height:  556227 , difficulty:  893573 , date:  "2015-07-11 12:59:51" },
  { height:  556228 , difficulty:  892024 , date:  "2015-07-11 13:00:12" },
  { height:  556229 , difficulty:  891768 , date:  "2015-07-11 13:00:52" },
  { height:  556230 , difficulty:  890965 , date:  "2015-07-11 13:02:34" },
  { height:  556231 , difficulty:  889660 , date:  "2015-07-11 13:02:40" },
  { height:  556232 , difficulty:  890392 , date:  "2015-07-11 13:03:19" },
  { height:  556233 , difficulty:  890550 , date:  "2015-07-11 13:03:41" },
  { height:  556234 , difficulty:  896305 , date:  "2015-07-11 13:04:05" },
  { height:  556235 , difficulty:  895206 , date:  "2015-07-11 13:04:48" },
  { height:  556236 , difficulty:  891426 , date:  "2015-07-11 13:05:12" },
  { height:  556237 , difficulty:  891669 , date:  "2015-07-11 13:07:43" },
  { height:  556238 , difficulty:  890758 , date:  "2015-07-11 13:08:07" },
  { height:  556239 , difficulty:  889222 , date:  "2015-07-11 13:09:04" },
  { height:  556240 , difficulty:  891668 , date:  "2015-07-11 13:09:07" },
  { height:  556241 , difficulty:  890756 , date:  "2015-07-11 13:09:30" },
  { height:  556242 , difficulty:  893404 , date:  "2015-07-11 13:10:10" },
  { height:  556243 , difficulty:  893828 , date:  "2015-07-11 13:10:26" },
  { height:  556244 , difficulty:  896932 , date:  "2015-07-11 13:14:18" },
  { height:  556245 , difficulty:  895632 , date:  "2015-07-11 13:14:38" },
  { height:  556246 , difficulty:  898969 , date:  "2015-07-11 13:15:17" },
  { height:  556247 , difficulty:  899442 , date:  "2015-07-11 13:15:23" },
  { height:  556248 , difficulty:  898420 , date:  "2015-07-11 13:15:28" },
  { height:  556249 , difficulty:  898520 , date:  "2015-07-11 13:15:55" },
  { height:  556250 , difficulty:  898855 , date:  "2015-07-11 13:16:47" },
  { height:  556251 , difficulty:  897513 , date:  "2015-07-11 13:17:24" },
  { height:  556252 , difficulty:  898807 , date:  "2015-07-11 13:20:02" },
  { height:  556253 , difficulty:  896855 , date:  "2015-07-11 13:20:46" },
  { height:  556254 , difficulty:  900073 , date:  "2015-07-11 13:22:21" },
  { height:  556255 , difficulty:  899544 , date:  "2015-07-11 13:23:44" },
  { height:  556256 , difficulty:  900735 , date:  "2015-07-11 13:25:59" },
  { height:  556257 , difficulty:  901450 , date:  "2015-07-11 13:26:01" },
  { height:  556258 , difficulty:  896744 , date:  "2015-07-11 13:26:52" },
  { height:  556259 , difficulty:  897627 , date:  "2015-07-11 13:27:02" },
  { height:  556260 , difficulty:  897949 , date:  "2015-07-11 13:27:58" },
  { height:  556261 , difficulty:  894923 , date:  "2015-07-11 13:28:01" },
  { height:  556262 , difficulty:  894432 , date:  "2015-07-11 13:28:13" },
  { height:  556263 , difficulty:  895670 , date:  "2015-07-11 13:28:28" },
  { height:  556264 , difficulty:  895147 , date:  "2015-07-11 13:30:53" },
  { height:  556265 , difficulty:  889414 , date:  "2015-07-11 13:30:59" },
  { height:  556266 , difficulty:  888753 , date:  "2015-07-11 13:32:02" },
  { height:  556267 , difficulty:  888611 , date:  "2015-07-11 13:33:43" },
  { height:  556268 , difficulty:  888761 , date:  "2015-07-11 13:33:45" },
  { height:  556269 , difficulty:  890492 , date:  "2015-07-11 13:34:24" },
  { height:  556270 , difficulty:  890245 , date:  "2015-07-11 13:34:27" },
  { height:  556271 , difficulty:  889858 , date:  "2015-07-11 13:35:13" },
  { height:  556272 , difficulty:  890472 , date:  "2015-07-11 13:35:46" },
  { height:  556273 , difficulty:  890551 , date:  "2015-07-11 13:36:05" },
  { height:  556274 , difficulty:  888682 , date:  "2015-07-11 13:36:35" },
  { height:  556275 , difficulty:  892321 , date:  "2015-07-11 13:36:39" },
  { height:  556276 , difficulty:  893225 , date:  "2015-07-11 13:37:10" },
  { height:  556277 , difficulty:  892818 , date:  "2015-07-11 13:37:45" },
  { height:  556278 , difficulty:  891895 , date:  "2015-07-11 13:39:26" },
  { height:  556279 , difficulty:  892465 , date:  "2015-07-11 13:39:44" },
  { height:  556280 , difficulty:  890723 , date:  "2015-07-11 13:41:28" },
  { height:  556281 , difficulty:  894133 , date:  "2015-07-11 13:42:26" },
  { height:  556282 , difficulty:  895719 , date:  "2015-07-11 13:45:20" },
  { height:  556283 , difficulty:  896807 , date:  "2015-07-11 13:45:42" },
  { height:  556284 , difficulty:  894638 , date:  "2015-07-11 13:46:31" },
  { height:  556285 , difficulty:  893648 , date:  "2015-07-11 13:46:36" },
  { height:  556286 , difficulty:  893361 , date:  "2015-07-11 13:46:39" },
  { height:  556287 , difficulty:  898077 , date:  "2015-07-11 13:46:57" },
  { height:  556288 , difficulty:  897834 , date:  "2015-07-11 13:48:00" },
  { height:  556289 , difficulty:  899239 , date:  "2015-07-11 13:48:02" },
  { height:  556290 , difficulty:  897147 , date:  "2015-07-11 13:48:56" },
  { height:  556291 , difficulty:  893378 , date:  "2015-07-11 13:49:25" },
  { height:  556292 , difficulty:  892752 , date:  "2015-07-11 13:50:43" },
  { height:  556293 , difficulty:  893353 , date:  "2015-07-11 13:51:52" },
  { height:  556294 , difficulty:  892620 , date:  "2015-07-11 13:52:44" },
  { height:  556295 , difficulty:  893772 , date:  "2015-07-11 13:52:45" },
  { height:  556296 , difficulty:  891534 , date:  "2015-07-11 13:52:48" },
  { height:  556297 , difficulty:  893597 , date:  "2015-07-11 13:52:57" },
  { height:  556298 , difficulty:  894059 , date:  "2015-07-11 13:53:00" },
  { height:  556299 , difficulty:  892216 , date:  "2015-07-11 13:53:42" },
  { height:  556300 , difficulty:  891948 , date:  "2015-07-11 13:58:43" },
  { height:  556301 , difficulty:  892087 , date:  "2015-07-11 13:58:49" },
  { height:  556302 , difficulty:  891831 , date:  "2015-07-11 14:00:06" },
  { height:  556303 , difficulty:  895121 , date:  "2015-07-11 14:02:15" },
  { height:  556304 , difficulty:  897243 , date:  "2015-07-11 14:02:22" },
  { height:  556305 , difficulty:  896136 , date:  "2015-07-11 14:02:26" },
  { height:  556306 , difficulty:  895792 , date:  "2015-07-11 14:03:25" },
  { height:  556307 , difficulty:  897896 , date:  "2015-07-11 14:03:56" },
  { height:  556308 , difficulty:  897811 , date:  "2015-07-11 14:04:01" },
  { height:  556309 , difficulty:  898919 , date:  "2015-07-11 14:04:12" },
  { height:  556310 , difficulty:  905088 , date:  "2015-07-11 14:04:19" },
  { height:  556311 , difficulty:  904000 , date:  "2015-07-11 14:05:24" },
  { height:  556312 , difficulty:  906221 , date:  "2015-07-11 14:07:15" },
  { height:  556313 , difficulty:  902551 , date:  "2015-07-11 14:08:31" },
  { height:  556314 , difficulty:  903161 , date:  "2015-07-11 14:08:37" },
  { height:  556315 , difficulty:  901940 , date:  "2015-07-11 14:10:16" },
  { height:  556316 , difficulty:  906269 , date:  "2015-07-11 14:13:32" },
  { height:  556317 , difficulty:  905946 , date:  "2015-07-11 14:13:34" },
  { height:  556318 , difficulty:  908583 , date:  "2015-07-11 14:14:20" },
  { height:  556319 , difficulty:  909737 , date:  "2015-07-11 14:14:44" },
  { height:  556320 , difficulty:  904648 , date:  "2015-07-11 14:16:43" },
  { height:  556321 , difficulty:  907558 , date:  "2015-07-11 14:18:31" },
  { height:  556322 , difficulty:  906482 , date:  "2015-07-11 14:19:11" },
  { height:  556323 , difficulty:  907606 , date:  "2015-07-11 14:20:03" },
  { height:  556324 , difficulty:  907362 , date:  "2015-07-11 14:20:25" },
  { height:  556325 , difficulty:  911834 , date:  "2015-07-11 14:24:39" },
  { height:  556326 , difficulty:  910547 , date:  "2015-07-11 14:24:43" },
  { height:  556327 , difficulty:  911006 , date:  "2015-07-11 14:25:01" },
  { height:  556328 , difficulty:  910462 , date:  "2015-07-11 14:25:22" },
  { height:  556329 , difficulty:  910335 , date:  "2015-07-11 14:25:31" },
  { height:  556330 , difficulty:  908204 , date:  "2015-07-11 14:26:12" },
  { height:  556331 , difficulty:  907572 , date:  "2015-07-11 14:27:40" },
  { height:  556332 , difficulty:  905528 , date:  "2015-07-11 14:27:48" },
  { height:  556333 , difficulty:  907029 , date:  "2015-07-11 14:27:53" },
  { height:  556334 , difficulty:  906078 , date:  "2015-07-11 14:28:05" },
  { height:  556335 , difficulty:  905789 , date:  "2015-07-11 14:29:32" },
  { height:  556336 , difficulty:  904331 , date:  "2015-07-11 14:34:17" },
  { height:  556337 , difficulty:  904541 , date:  "2015-07-11 14:34:20" },
  { height:  556338 , difficulty:  907900 , date:  "2015-07-11 14:34:45" },
  { height:  556339 , difficulty:  908902 , date:  "2015-07-11 14:37:49" },
  { height:  556340 , difficulty:  905662 , date:  "2015-07-11 14:37:59" },
  { height:  556341 , difficulty:  905407 , date:  "2015-07-11 14:39:06" },
  { height:  556342 , difficulty:  904285 , date:  "2015-07-11 14:39:24" },
  { height:  556343 , difficulty:  902723 , date:  "2015-07-11 14:40:11" },
  { height:  556344 , difficulty:  905370 , date:  "2015-07-11 14:40:34" },
  { height:  556345 , difficulty:  904686 , date:  "2015-07-11 14:41:21" },
  { height:  556346 , difficulty:  905124 , date:  "2015-07-11 14:41:33" },
  { height:  556347 , difficulty:  914154 , date:  "2015-07-11 14:42:50" },
  { height:  556348 , difficulty:  913635 , date:  "2015-07-11 14:43:03" },
  { height:  556349 , difficulty:  913813 , date:  "2015-07-11 14:44:20" },
  { height:  556350 , difficulty:  915913 , date:  "2015-07-11 14:45:34" },
  { height:  556351 , difficulty:  915703 , date:  "2015-07-11 14:49:59" },
  { height:  556352 , difficulty:  915147 , date:  "2015-07-11 14:50:54" },
  { height:  556353 , difficulty:  920599 , date:  "2015-07-11 14:50:54" },
  { height:  556354 , difficulty:  918043 , date:  "2015-07-11 14:51:41" },
  { height:  556355 , difficulty:  919572 , date:  "2015-07-11 14:51:44" },
  { height:  556356 , difficulty:  917946 , date:  "2015-07-11 14:53:19" },
  { height:  556357 , difficulty:  917897 , date:  "2015-07-11 14:53:52" },
  { height:  556358 , difficulty:  913542 , date:  "2015-07-11 14:53:56" },
  { height:  556359 , difficulty:  917687 , date:  "2015-07-11 14:55:03" },
  { height:  556360 , difficulty:  918218 , date:  "2015-07-11 14:57:14" },
  { height:  556361 , difficulty:  919176 , date:  "2015-07-11 14:57:23" },
  { height:  556362 , difficulty:  919427 , date:  "2015-07-11 14:58:05" },
  { height:  556363 , difficulty:  921667 , date:  "2015-07-11 14:58:09" },
  { height:  556364 , difficulty:  920128 , date:  "2015-07-11 14:58:20" },
  { height:  556365 , difficulty:  925059 , date:  "2015-07-11 14:58:48" },
  { height:  556366 , difficulty:  924712 , date:  "2015-07-11 15:00:37" },
  { height:  556367 , difficulty:  926641 , date:  "2015-07-11 15:01:59" },
  { height:  556368 , difficulty:  925977 , date:  "2015-07-11 15:02:22" },
  { height:  556369 , difficulty:  924138 , date:  "2015-07-11 15:06:34" },
  { height:  556370 , difficulty:  923316 , date:  "2015-07-11 15:07:41" },
  { height:  556371 , difficulty:  923237 , date:  "2015-07-11 15:08:04" },
  { height:  556372 , difficulty:  924229 , date:  "2015-07-11 15:08:55" },
  { height:  556373 , difficulty:  929973 , date:  "2015-07-11 15:09:35" },
  { height:  556374 , difficulty:  929869 , date:  "2015-07-11 15:11:58" },
  { height:  556375 , difficulty:  929998 , date:  "2015-07-11 15:12:04" },
  { height:  556376 , difficulty:  924935 , date:  "2015-07-11 15:12:35" },
  { height:  556377 , difficulty:  927889 , date:  "2015-07-11 15:13:19" },
  { height:  556378 , difficulty:  925767 , date:  "2015-07-11 15:14:44" },
  { height:  556379 , difficulty:  922590 , date:  "2015-07-11 15:15:27" },
  { height:  556380 , difficulty:  923596 , date:  "2015-07-11 15:16:13" },
  { height:  556381 , difficulty:  926883 , date:  "2015-07-11 15:16:16" },
  { height:  556382 , difficulty:  925288 , date:  "2015-07-11 15:17:33" },
  { height:  556383 , difficulty:  928621 , date:  "2015-07-11 15:17:41" },
  { height:  556384 , difficulty:  928569 , date:  "2015-07-11 15:19:39" },
  { height:  556385 , difficulty:  929975 , date:  "2015-07-11 15:20:13" },
  { height:  556386 , difficulty:  930313 , date:  "2015-07-11 15:22:37" },
  { height:  556387 , difficulty:  935353 , date:  "2015-07-11 15:22:42" },
  { height:  556388 , difficulty:  932311 , date:  "2015-07-11 15:22:42" },
  { height:  556389 , difficulty:  932588 , date:  "2015-07-11 15:23:13" },
  { height:  556390 , difficulty:  932395 , date:  "2015-07-11 15:23:54" },
  { height:  556391 , difficulty:  932827 , date:  "2015-07-11 15:23:55" },
  { height:  556392 , difficulty:  927648 , date:  "2015-07-11 15:24:05" },
  { height:  556393 , difficulty:  930164 , date:  "2015-07-11 15:24:07" },
  { height:  556394 , difficulty:  928847 , date:  "2015-07-11 15:24:48" },
  { height:  556395 , difficulty:  928390 , date:  "2015-07-11 15:24:51" },
  { height:  556396 , difficulty:  927666 , date:  "2015-07-11 15:25:15" },
  { height:  556397 , difficulty:  925327 , date:  "2015-07-11 15:25:32" },
  { height:  556398 , difficulty:  931114 , date:  "2015-07-11 15:25:57" },
  { height:  556399 , difficulty:  929713 , date:  "2015-07-11 15:27:03" },
  { height:  556400 , difficulty:  929952 , date:  "2015-07-11 15:28:00" },
  { height:  556401 , difficulty:  924715 , date:  "2015-07-11 15:28:15" },
  { height:  556402 , difficulty:  929207 , date:  "2015-07-11 15:29:41" },
  { height:  556403 , difficulty:  931151 , date:  "2015-07-11 15:30:00" },
  { height:  556404 , difficulty:  933869 , date:  "2015-07-11 15:30:20" },
  { height:  556405 , difficulty:  935228 , date:  "2015-07-11 15:30:37" },
  { height:  556406 , difficulty:  934029 , date:  "2015-07-11 15:31:07" },
  { height:  556407 , difficulty:  931864 , date:  "2015-07-11 15:31:26" },
  { height:  556408 , difficulty:  933081 , date:  "2015-07-11 15:31:28" },
  { height:  556409 , difficulty:  933278 , date:  "2015-07-11 15:32:29" },
  { height:  556410 , difficulty:  933947 , date:  "2015-07-11 15:33:00" },
  { height:  556411 , difficulty:  932113 , date:  "2015-07-11 15:35:28" },
  { height:  556412 , difficulty:  924986 , date:  "2015-07-11 15:35:59" },
  { height:  556413 , difficulty:  926124 , date:  "2015-07-11 15:37:47" },
  { height:  556414 , difficulty:  927146 , date:  "2015-07-11 15:40:00" },
  { height:  556415 , difficulty:  924465 , date:  "2015-07-11 15:40:02" },
  { height:  556416 , difficulty:  924857 , date:  "2015-07-11 15:40:48" },
  { height:  556417 , difficulty:  923313 , date:  "2015-07-11 15:41:36" },
  { height:  556418 , difficulty:  924189 , date:  "2015-07-11 15:42:19" },
  { height:  556419 , difficulty:  925583 , date:  "2015-07-11 15:42:54" },
  { height:  556420 , difficulty:  924995 , date:  "2015-07-11 15:43:01" },
  { height:  556421 , difficulty:  929053 , date:  "2015-07-11 15:43:38" },
  { height:  556422 , difficulty:  929819 , date:  "2015-07-11 15:44:00" },
  { height:  556423 , difficulty:  931590 , date:  "2015-07-11 15:44:43" },
  { height:  556424 , difficulty:  931342 , date:  "2015-07-11 15:46:15" },
  { height:  556425 , difficulty:  929291 , date:  "2015-07-11 15:46:17" },
  { height:  556426 , difficulty:  929654 , date:  "2015-07-11 15:46:51" },
  { height:  556427 , difficulty:  924298 , date:  "2015-07-11 15:46:55" },
  { height:  556428 , difficulty:  924600 , date:  "2015-07-11 15:47:42" },
  { height:  556429 , difficulty:  925593 , date:  "2015-07-11 15:47:48" },
  { height:  556430 , difficulty:  924406 , date:  "2015-07-11 15:51:26" },
  { height:  556431 , difficulty:  925413 , date:  "2015-07-11 15:54:39" },
  { height:  556432 , difficulty:  923573 , date:  "2015-07-11 15:54:46" },
  { height:  556433 , difficulty:  924163 , date:  "2015-07-11 15:55:19" },
  { height:  556434 , difficulty:  924557 , date:  "2015-07-11 15:57:52" },
  { height:  556435 , difficulty:  923208 , date:  "2015-07-11 15:57:59" },
  { height:  556436 , difficulty:  920271 , date:  "2015-07-11 15:59:10" },
  { height:  556437 , difficulty:  920191 , date:  "2015-07-11 15:59:34" },
  { height:  556438 , difficulty:  920650 , date:  "2015-07-11 15:59:45" },
  { height:  556439 , difficulty:  924674 , date:  "2015-07-11 15:59:51" },
  { height:  556440 , difficulty:  926217 , date:  "2015-07-11 16:02:50" },
  { height:  556441 , difficulty:  932127 , date:  "2015-07-11 16:03:30" },
  { height:  556442 , difficulty:  929687 , date:  "2015-07-11 16:03:57" },
  { height:  556443 , difficulty:  927604 , date:  "2015-07-11 16:05:09" },
  { height:  556444 , difficulty:  932513 , date:  "2015-07-11 16:05:11" },
  { height:  556445 , difficulty:  925847 , date:  "2015-07-11 16:05:32" },
  { height:  556446 , difficulty:  925124 , date:  "2015-07-11 16:06:15" },
  { height:  556447 , difficulty:  926552 , date:  "2015-07-11 16:06:17" },
  { height:  556448 , difficulty:  925175 , date:  "2015-07-11 16:08:29" },
  { height:  556449 , difficulty:  924831 , date:  "2015-07-11 16:09:05" },
  { height:  556450 , difficulty:  921692 , date:  "2015-07-11 16:09:57" },
  { height:  556451 , difficulty:  925143 , date:  "2015-07-11 16:10:00" },
  { height:  556452 , difficulty:  931315 , date:  "2015-07-11 16:12:02" },
  { height:  556453 , difficulty:  930119 , date:  "2015-07-11 16:12:08" },
  { height:  556454 , difficulty:  929079 , date:  "2015-07-11 16:13:16" },
  { height:  556455 , difficulty:  928686 , date:  "2015-07-11 16:13:38" },
  { height:  556456 , difficulty:  930419 , date:  "2015-07-11 16:13:46" },
  { height:  556457 , difficulty:  935448 , date:  "2015-07-11 16:13:58" },
  { height:  556458 , difficulty:  933943 , date:  "2015-07-11 16:14:00" },
  { height:  556459 , difficulty:  936747 , date:  "2015-07-11 16:15:28" },
  { height:  556460 , difficulty:  936811 , date:  "2015-07-11 16:15:33" },
  { height:  556461 , difficulty:  936585 , date:  "2015-07-11 16:16:00" },
  { height:  556462 , difficulty:  938041 , date:  "2015-07-11 16:16:04" },
  { height:  556463 , difficulty:  938932 , date:  "2015-07-11 16:18:46" },
  { height:  556464 , difficulty:  941510 , date:  "2015-07-11 16:22:29" },
  { height:  556465 , difficulty:  946468 , date:  "2015-07-11 16:22:33" },
  { height:  556466 , difficulty:  946093 , date:  "2015-07-11 16:23:30" },
  { height:  556467 , difficulty:  946156 , date:  "2015-07-11 16:25:22" },
  { height:  556468 , difficulty:  946755 , date:  "2015-07-11 16:25:32" },
  { height:  556469 , difficulty:  948259 , date:  "2015-07-11 16:26:29" },
  { height:  556470 , difficulty:  949540 , date:  "2015-07-11 16:27:31" },
  { height:  556471 , difficulty:  950274 , date:  "2015-07-11 16:28:36" },
  { height:  556472 , difficulty:  950354 , date:  "2015-07-11 16:29:28" },
  { height:  556473 , difficulty:  949961 , date:  "2015-07-11 16:30:31" },
  { height:  556474 , difficulty:  950026 , date:  "2015-07-11 16:32:44" },
  { height:  556475 , difficulty:  948959 , date:  "2015-07-11 16:33:48" },
  { height:  556476 , difficulty:  947704 , date:  "2015-07-11 16:33:53" },
  { height:  556477 , difficulty:  950265 , date:  "2015-07-11 16:34:36" },
  { height:  556478 , difficulty:  949117 , date:  "2015-07-11 16:34:37" },
  { height:  556479 , difficulty:  949126 , date:  "2015-07-11 16:37:52" },
  { height:  556480 , difficulty:  950380 , date:  "2015-07-11 16:38:21" },
  { height:  556481 , difficulty:  951092 , date:  "2015-07-11 16:38:39" },
  { height:  556482 , difficulty:  951139 , date:  "2015-07-11 16:38:54" },
  { height:  556483 , difficulty:  954381 , date:  "2015-07-11 16:39:37" },
  { height:  556484 , difficulty:  954454 , date:  "2015-07-11 16:40:09" },
  { height:  556485 , difficulty:  955471 , date:  "2015-07-11 16:40:21" },
  { height:  556486 , difficulty:  954992 , date:  "2015-07-11 16:40:25" },
  { height:  556487 , difficulty:  950977 , date:  "2015-07-11 16:41:15" },
  { height:  556488 , difficulty:  953376 , date:  "2015-07-11 16:42:28" },
  { height:  556489 , difficulty:  951337 , date:  "2015-07-11 16:43:14" },
  { height:  556490 , difficulty:  949912 , date:  "2015-07-11 16:43:59" },
  { height:  556491 , difficulty:  949942 , date:  "2015-07-11 16:45:18" },
  { height:  556492 , difficulty:  948705 , date:  "2015-07-11 16:45:24" },
  { height:  556493 , difficulty:  947768 , date:  "2015-07-11 16:45:45" },
  { height:  556494 , difficulty:  946587 , date:  "2015-07-11 16:46:44" },
  { height:  556495 , difficulty:  946174 , date:  "2015-07-11 16:47:00" },
  { height:  556496 , difficulty:  948537 , date:  "2015-07-11 16:47:02" },
  { height:  556497 , difficulty:  948343 , date:  "2015-07-11 16:47:31" },
  { height:  556498 , difficulty:  954597 , date:  "2015-07-11 16:50:31" },
  { height:  556499 , difficulty:  954050 , date:  "2015-07-11 16:50:33" },
  { height:  556500 , difficulty:  954387 , date:  "2015-07-11 16:51:19" },
  { height:  556501 , difficulty:  954498 , date:  "2015-07-11 16:51:24" },
  { height:  556502 , difficulty:  956465 , date:  "2015-07-11 16:53:47" },
  { height:  556503 , difficulty:  958712 , date:  "2015-07-11 16:54:07" },
  { height:  556504 , difficulty:  959764 , date:  "2015-07-11 16:54:57" },
  { height:  556505 , difficulty:  960143 , date:  "2015-07-11 16:56:19" },
  { height:  556506 , difficulty:  954043 , date:  "2015-07-11 16:56:50" },
  { height:  556507 , difficulty:  948790 , date:  "2015-07-11 16:57:15" },
  { height:  556508 , difficulty:  950943 , date:  "2015-07-11 16:57:24" },
  { height:  556509 , difficulty:  951340 , date:  "2015-07-11 16:58:09" },
  { height:  556510 , difficulty:  947205 , date:  "2015-07-11 16:58:42" },
  { height:  556511 , difficulty:  953154 , date:  "2015-07-11 16:59:30" },
  { height:  556512 , difficulty:  952932 , date:  "2015-07-11 16:59:52" },
  { height:  556513 , difficulty:  954567 , date:  "2015-07-11 17:00:16" },
  { height:  556514 , difficulty:  956184 , date:  "2015-07-11 17:00:38" },
  { height:  556515 , difficulty:  957737 , date:  "2015-07-11 17:01:44" },
  { height:  556516 , difficulty:  957705 , date:  "2015-07-11 17:01:47" },
  { height:  556517 , difficulty:  957638 , date:  "2015-07-11 17:01:52" },
  { height:  556518 , difficulty:  963903 , date:  "2015-07-11 17:02:08" },
  { height:  556519 , difficulty:  963031 , date:  "2015-07-11 17:03:19" },
  { height:  556520 , difficulty:  963420 , date:  "2015-07-11 17:03:36" },
  { height:  556521 , difficulty:  963005 , date:  "2015-07-11 17:03:58" },
  { height:  556522 , difficulty:  962223 , date:  "2015-07-11 17:04:16" },
  { height:  556523 , difficulty:  965124 , date:  "2015-07-11 17:04:26" },
  { height:  556524 , difficulty:  965759 , date:  "2015-07-11 17:06:07" },
  { height:  556525 , difficulty:  964742 , date:  "2015-07-11 17:08:22" },
  { height:  556526 , difficulty:  982122 , date:  "2015-07-11 17:08:39" },
  { height:  556527 , difficulty:  982223 , date:  "2015-07-11 17:09:11" },
  { height:  556528 , difficulty:  979523 , date:  "2015-07-11 17:14:57" },
  { height:  556529 , difficulty:  979668 , date:  "2015-07-11 17:15:15" },
  { height:  556530 , difficulty:  986245 , date:  "2015-07-11 17:15:46" },
  { height:  556531 , difficulty:  987076 , date:  "2015-07-11 17:19:11" },
  { height:  556532 , difficulty:  986866 , date:  "2015-07-11 17:19:18" },
  { height:  556533 , difficulty:  987472 , date:  "2015-07-11 17:19:22" },
  { height:  556534 , difficulty:  989623 , date:  "2015-07-11 17:20:24" },
  { height:  556535 , difficulty:  988113 , date:  "2015-07-11 17:20:28" },
  { height:  556536 , difficulty:  987950 , date:  "2015-07-11 17:20:41" },
  { height:  556537 , difficulty:  989340 , date:  "2015-07-11 17:20:57" },
  { height:  556538 , difficulty:  990771 , date:  "2015-07-11 17:21:34" },
  { height:  556539 , difficulty:  986082 , date:  "2015-07-11 17:21:40" },
  { height:  556540 , difficulty:  983154 , date:  "2015-07-11 17:21:47" },
  { height:  556541 , difficulty:  986280 , date:  "2015-07-11 17:22:17" },
  { height:  556542 , difficulty:  991402 , date:  "2015-07-11 17:23:23" },
  { height:  556543 , difficulty:  988095 , date:  "2015-07-11 17:23:40" },
  { height:  556544 , difficulty:  989275 , date:  "2015-07-11 17:24:10" },
  { height:  556545 , difficulty:  987587 , date:  "2015-07-11 17:24:17" },
  { height:  556546 , difficulty:  986446 , date:  "2015-07-11 17:25:01" },
  { height:  556547 , difficulty:  986319 , date:  "2015-07-11 17:26:31" },
  { height:  556548 , difficulty:  984916 , date:  "2015-07-11 17:26:52" },
  { height:  556549 , difficulty:  992726 , date:  "2015-07-11 17:28:28" },
  { height:  556550 , difficulty:  991598 , date:  "2015-07-11 17:28:35" },
  { height:  556551 , difficulty:  989782 , date:  "2015-07-11 17:30:04" },
  { height:  556552 , difficulty:  991232 , date:  "2015-07-11 17:30:09" },
  { height:  556553 , difficulty:  990442 , date:  "2015-07-11 17:30:55" },
  { height:  556554 , difficulty:  992624 , date:  "2015-07-11 17:34:36" },
  { height:  556555 , difficulty:  988252 , date:  "2015-07-11 17:35:09" },
  { height:  556556 , difficulty:  988111 , date:  "2015-07-11 17:37:23" },
  { height:  556557 , difficulty:  992527 , date:  "2015-07-11 17:37:29" },
  { height:  556558 , difficulty:  995890 , date:  "2015-07-11 17:38:47" },
  { height:  556559 , difficulty:  994734 , date:  "2015-07-11 17:39:10" },
  { height:  556560 , difficulty:  994514 , date:  "2015-07-11 17:40:17" },
  { height:  556561 , difficulty:  994204 , date:  "2015-07-11 17:41:41" },
  { height:  556562 , difficulty:  997704 , date:  "2015-07-11 17:41:43" },
  { height:  556563 , difficulty:  996314 , date:  "2015-07-11 17:42:08" },
  { height:  556564 , difficulty:  999008 , date:  "2015-07-11 17:42:16" },
  { height:  556565 , difficulty:  998961 , date:  "2015-07-11 17:45:21" },
  { height:  556566 , difficulty:  997723 , date:  "2015-07-11 17:45:38" },
  { height:  556567 , difficulty:  995639 , date:  "2015-07-11 17:45:55" },
  { height:  556568 , difficulty:  995520 , date:  "2015-07-11 17:46:59" },
  { height:  556569 , difficulty:  1002103 , date:  "2015-07-11 17:47:47" },
  { height:  556570 , difficulty:  1001731 , date:  "2015-07-11 17:48:58" },
  { height:  556571 , difficulty:  1002830 , date:  "2015-07-11 17:49:18" },
  { height:  556572 , difficulty:  1002769 , date:  "2015-07-11 17:49:20" },
  { height:  556573 , difficulty:  1004495 , date:  "2015-07-11 17:49:23" },
  { height:  556574 , difficulty:  1001597 , date:  "2015-07-11 17:49:25" },
  { height:  556575 , difficulty:  1008469 , date:  "2015-07-11 17:49:40" },
  { height:  556576 , difficulty:  1007184 , date:  "2015-07-11 17:49:45" },
  { height:  556577 , difficulty:  1015893 , date:  "2015-07-11 17:50:48" },
  { height:  556578 , difficulty:  1011950 , date:  "2015-07-11 17:51:59" },
  { height:  556579 , difficulty:  1014076 , date:  "2015-07-11 17:54:12" },
  { height:  556580 , difficulty:  1014608 , date:  "2015-07-11 17:54:16" },
  { height:  556581 , difficulty:  1012094 , date:  "2015-07-11 17:56:01" },
  { height:  556582 , difficulty:  1013579 , date:  "2015-07-11 17:56:37" },
  { height:  556583 , difficulty:  1016471 , date:  "2015-07-11 17:59:09" },
  { height:  556584 , difficulty:  1019161 , date:  "2015-07-11 17:59:24" },
  { height:  556585 , difficulty:  1017894 , date:  "2015-07-11 18:00:07" },
  { height:  556586 , difficulty:  1019469 , date:  "2015-07-11 18:00:07" },
  { height:  556587 , difficulty:  1018082 , date:  "2015-07-11 18:00:27" },
  { height:  556588 , difficulty:  1018851 , date:  "2015-07-11 18:01:12" },
  { height:  556589 , difficulty:  1018802 , date:  "2015-07-11 18:01:16" },
  { height:  556590 , difficulty:  1018124 , date:  "2015-07-11 18:01:34" },
  { height:  556591 , difficulty:  1019354 , date:  "2015-07-11 18:03:23" },
  { height:  556592 , difficulty:  1020244 , date:  "2015-07-11 18:08:23" },
  { height:  556593 , difficulty:  1023436 , date:  "2015-07-11 18:10:25" },
  { height:  556594 , difficulty:  1023041 , date:  "2015-07-11 18:10:34" },
  { height:  556595 , difficulty:  1020845 , date:  "2015-07-11 18:10:57" },
  { height:  556596 , difficulty:  1021332 , date:  "2015-07-11 18:13:02" },
  { height:  556597 , difficulty:  1022583 , date:  "2015-07-11 18:13:08" },
  { height:  556598 , difficulty:  1023068 , date:  "2015-07-11 18:13:22" },
  { height:  556599 , difficulty:  1023594 , date:  "2015-07-11 18:13:47" },
  { height:  556600 , difficulty:  1023967 , date:  "2015-07-11 18:16:26" },
  { height:  556601 , difficulty:  1021363 , date:  "2015-07-11 18:16:30" },
  { height:  556602 , difficulty:  1024160 , date:  "2015-07-11 18:16:35" },
  { height:  556603 , difficulty:  1026582 , date:  "2015-07-11 18:17:08" },
  { height:  556604 , difficulty:  1017173 , date:  "2015-07-11 18:17:44" },
  { height:  556605 , difficulty:  1020700 , date:  "2015-07-11 18:17:45" },
  { height:  556606 , difficulty:  1020507 , date:  "2015-07-11 18:18:34" },
  { height:  556607 , difficulty:  1018096 , date:  "2015-07-11 18:20:27" },
  { height:  556608 , difficulty:  1018191 , date:  "2015-07-11 18:20:32" },
  { height:  556609 , difficulty:  1019907 , date:  "2015-07-11 18:20:40" },
  { height:  556610 , difficulty:  1018929 , date:  "2015-07-11 18:20:42" },
  { height:  556611 , difficulty:  1021954 , date:  "2015-07-11 18:20:50" },
  { height:  556612 , difficulty:  1025991 , date:  "2015-07-11 18:21:23" },
  { height:  556613 , difficulty:  1030743 , date:  "2015-07-11 18:21:30" },
  { height:  556614 , difficulty:  1029811 , date:  "2015-07-11 18:23:58" },
  { height:  556615 , difficulty:  1030102 , date:  "2015-07-11 18:24:08" },
  { height:  556616 , difficulty:  1030976 , date:  "2015-07-11 18:25:18" },
  { height:  556617 , difficulty:  1031244 , date:  "2015-07-11 18:26:53" },
  { height:  556618 , difficulty:  1031465 , date:  "2015-07-11 18:27:44" },
  { height:  556619 , difficulty:  1031971 , date:  "2015-07-11 18:28:07" },
  { height:  556620 , difficulty:  1033882 , date:  "2015-07-11 18:29:57" },
  { height:  556621 , difficulty:  1035630 , date:  "2015-07-11 18:31:15" },
  { height:  556622 , difficulty:  1035148 , date:  "2015-07-11 18:31:57" },
  { height:  556623 , difficulty:  1033852 , date:  "2015-07-11 18:32:39" },
  { height:  556624 , difficulty:  1033823 , date:  "2015-07-11 18:33:41" },
  { height:  556625 , difficulty:  1032322 , date:  "2015-07-11 18:33:43" },
  { height:  556626 , difficulty:  1034242 , date:  "2015-07-11 18:34:25" },
  { height:  556627 , difficulty:  1032670 , date:  "2015-07-11 18:34:44" },
  { height:  556628 , difficulty:  1033249 , date:  "2015-07-11 18:35:11" },
  { height:  556629 , difficulty:  1038934 , date:  "2015-07-11 18:37:09" },
  { height:  556630 , difficulty:  1031868 , date:  "2015-07-11 18:37:22" },
  { height:  556631 , difficulty:  1031009 , date:  "2015-07-11 18:37:27" },
  { height:  556632 , difficulty:  1030633 , date:  "2015-07-11 18:40:50" },
  { height:  556633 , difficulty:  1033778 , date:  "2015-07-11 18:43:11" },
  { height:  556634 , difficulty:  1035937 , date:  "2015-07-11 18:43:30" },
  { height:  556635 , difficulty:  1035384 , date:  "2015-07-11 18:44:04" },
  { height:  556636 , difficulty:  1033984 , date:  "2015-07-11 18:44:45" },
  { height:  556637 , difficulty:  1036205 , date:  "2015-07-11 18:45:15" },
  { height:  556638 , difficulty:  1043195 , date:  "2015-07-11 18:45:51" },
  { height:  556639 , difficulty:  1049738 , date:  "2015-07-11 18:46:19" },
  { height:  556640 , difficulty:  1050085 , date:  "2015-07-11 18:47:36" },
  { height:  556641 , difficulty:  1045875 , date:  "2015-07-11 18:48:21" },
  { height:  556642 , difficulty:  1046775 , date:  "2015-07-11 18:49:18" },
  { height:  556643 , difficulty:  1046504 , date:  "2015-07-11 18:51:35" },
  { height:  556644 , difficulty:  1046332 , date:  "2015-07-11 18:52:33" },
  { height:  556645 , difficulty:  1051101 , date:  "2015-07-11 18:52:36" },
  { height:  556646 , difficulty:  1052230 , date:  "2015-07-11 18:52:48" },
  { height:  556647 , difficulty:  1056172 , date:  "2015-07-11 18:53:23" },
  { height:  556648 , difficulty:  1056561 , date:  "2015-07-11 18:54:12" },
  { height:  556649 , difficulty:  1059271 , date:  "2015-07-11 18:54:36" },
  { height:  556650 , difficulty:  1060485 , date:  "2015-07-11 18:55:24" },
  { height:  556651 , difficulty:  1061381 , date:  "2015-07-11 18:55:32" },
  { height:  556652 , difficulty:  1068864 , date:  "2015-07-11 18:56:41" },
  { height:  556653 , difficulty:  1067817 , date:  "2015-07-11 18:58:44" },
  { height:  556654 , difficulty:  1065762 , date:  "2015-07-11 19:01:41" },
  { height:  556655 , difficulty:  1063033 , date:  "2015-07-11 19:03:53" },
  { height:  556656 , difficulty:  1069030 , date:  "2015-07-11 19:03:57" },
  { height:  556657 , difficulty:  1067418 , date:  "2015-07-11 19:04:32" },
  { height:  556658 , difficulty:  1066980 , date:  "2015-07-11 19:05:16" },
  { height:  556659 , difficulty:  1064968 , date:  "2015-07-11 19:06:26" },
  { height:  556660 , difficulty:  1065097 , date:  "2015-07-11 19:10:47" },
  { height:  556661 , difficulty:  1064184 , date:  "2015-07-11 19:13:24" },
  { height:  556662 , difficulty:  1067099 , date:  "2015-07-11 19:13:27" },
  { height:  556663 , difficulty:  1067912 , date:  "2015-07-11 19:14:00" },
  { height:  556664 , difficulty:  1068070 , date:  "2015-07-11 19:14:48" },
  { height:  556665 , difficulty:  1069580 , date:  "2015-07-11 19:15:55" },
  { height:  556666 , difficulty:  1070640 , date:  "2015-07-11 19:15:59" },
  { height:  556667 , difficulty:  1067858 , date:  "2015-07-11 19:16:37" },
  { height:  556668 , difficulty:  1058261 , date:  "2015-07-11 19:16:42" },
  { height:  556669 , difficulty:  1054981 , date:  "2015-07-11 19:16:44" },
  { height:  556670 , difficulty:  1059347 , date:  "2015-07-11 19:20:14" },
  { height:  556671 , difficulty:  1064152 , date:  "2015-07-11 19:21:56" },
  { height:  556672 , difficulty:  1060246 , date:  "2015-07-11 19:22:05" },
  { height:  556673 , difficulty:  1066091 , date:  "2015-07-11 19:25:33" },
  { height:  556674 , difficulty:  1071439 , date:  "2015-07-11 19:26:50" },
  { height:  556675 , difficulty:  1071425 , date:  "2015-07-11 19:26:53" },
  { height:  556676 , difficulty:  1067674 , date:  "2015-07-11 19:28:08" },
  { height:  556677 , difficulty:  1073934 , date:  "2015-07-11 19:29:38" },
  { height:  556678 , difficulty:  1077844 , date:  "2015-07-11 19:29:44" },
  { height:  556679 , difficulty:  1077805 , date:  "2015-07-11 19:30:23" },
  { height:  556680 , difficulty:  1088670 , date:  "2015-07-11 19:35:47" },
  { height:  556681 , difficulty:  1089837 , date:  "2015-07-11 19:36:02" },
  { height:  556682 , difficulty:  1090780 , date:  "2015-07-11 19:37:57" },
  { height:  556683 , difficulty:  1088099 , date:  "2015-07-11 19:38:00" },
  { height:  556684 , difficulty:  1090437 , date:  "2015-07-11 19:38:18" },
  { height:  556685 , difficulty:  1094774 , date:  "2015-07-11 19:38:47" },
  { height:  556686 , difficulty:  1095108 , date:  "2015-07-11 19:39:32" },
  { height:  556687 , difficulty:  1095811 , date:  "2015-07-11 19:39:34" },
  { height:  556688 , difficulty:  1096672 , date:  "2015-07-11 19:41:25" },
  { height:  556689 , difficulty:  1096788 , date:  "2015-07-11 19:41:28" },
  { height:  556690 , difficulty:  1091840 , date:  "2015-07-11 19:42:26" },
  { height:  556691 , difficulty:  1092239 , date:  "2015-07-11 19:42:30" },
  { height:  556692 , difficulty:  1090089 , date:  "2015-07-11 19:43:02" },
  { height:  556693 , difficulty:  1087164 , date:  "2015-07-11 19:43:06" },
  { height:  556694 , difficulty:  1089138 , date:  "2015-07-11 19:45:08" },
  { height:  556695 , difficulty:  1090081 , date:  "2015-07-11 19:45:11" },
  { height:  556696 , difficulty:  1087096 , date:  "2015-07-11 19:45:16" },
  { height:  556697 , difficulty:  1086406 , date:  "2015-07-11 19:47:11" },
  { height:  556698 , difficulty:  1085537 , date:  "2015-07-11 19:49:21" },
  { height:  556699 , difficulty:  1085768 , date:  "2015-07-11 19:49:27" },
  { height:  556700 , difficulty:  1091640 , date:  "2015-07-11 19:49:43" },
  { height:  556701 , difficulty:  1094494 , date:  "2015-07-11 19:50:58" },
  { height:  556702 , difficulty:  1096282 , date:  "2015-07-11 19:52:18" },
  { height:  556703 , difficulty:  1098211 , date:  "2015-07-11 19:54:10" },
  { height:  556704 , difficulty:  1098254 , date:  "2015-07-11 19:55:30" },
  { height:  556705 , difficulty:  1094340 , date:  "2015-07-11 19:56:12" },
  { height:  556706 , difficulty:  1094455 , date:  "2015-07-11 19:56:47" },
  { height:  556707 , difficulty:  1094527 , date:  "2015-07-11 19:57:07" },
  { height:  556708 , difficulty:  1087587 , date:  "2015-07-11 19:57:19" },
  { height:  556709 , difficulty:  1083034 , date:  "2015-07-11 19:59:02" },
  { height:  556710 , difficulty:  1082954 , date:  "2015-07-11 19:59:36" },
  { height:  556711 , difficulty:  1082941 , date:  "2015-07-11 20:00:24" },
  { height:  556712 , difficulty:  1084973 , date:  "2015-07-11 20:01:37" },
  { height:  556713 , difficulty:  1084401 , date:  "2015-07-11 20:04:15" },
  { height:  556714 , difficulty:  1084347 , date:  "2015-07-11 20:04:22" },
  { height:  556715 , difficulty:  1084173 , date:  "2015-07-11 20:06:28" },
  { height:  556716 , difficulty:  1085936 , date:  "2015-07-11 20:09:45" },
  { height:  556717 , difficulty:  1085040 , date:  "2015-07-11 20:13:23" },
  { height:  556718 , difficulty:  1083724 , date:  "2015-07-11 20:13:25" },
  { height:  556719 , difficulty:  1081319 , date:  "2015-07-11 20:13:29" },
  { height:  556720 , difficulty:  1082604 , date:  "2015-07-11 20:13:40" },
  { height:  556721 , difficulty:  1084471 , date:  "2015-07-11 20:13:56" },
  { height:  556722 , difficulty:  1087908 , date:  "2015-07-11 20:14:22" },
  { height:  556723 , difficulty:  1087574 , date:  "2015-07-11 20:15:29" },
  { height:  556724 , difficulty:  1087204 , date:  "2015-07-11 20:15:30" },
  { height:  556725 , difficulty:  1088330 , date:  "2015-07-11 20:19:28" },
  { height:  556726 , difficulty:  1087829 , date:  "2015-07-11 20:20:20" },
  { height:  556727 , difficulty:  1088218 , date:  "2015-07-11 20:21:08" },
  { height:  556728 , difficulty:  1086331 , date:  "2015-07-11 20:22:56" },
  { height:  556729 , difficulty:  1083322 , date:  "2015-07-11 20:26:09" },
  { height:  556730 , difficulty:  1087100 , date:  "2015-07-11 20:27:08" },
  { height:  556731 , difficulty:  1085096 , date:  "2015-07-11 20:27:49" },
  { height:  556732 , difficulty:  1088433 , date:  "2015-07-11 20:28:01" },
  { height:  556733 , difficulty:  1092286 , date:  "2015-07-11 20:28:14" },
  { height:  556734 , difficulty:  1091556 , date:  "2015-07-11 20:28:42" },
  { height:  556735 , difficulty:  1090044 , date:  "2015-07-11 20:28:47" },
  { height:  556736 , difficulty:  1081683 , date:  "2015-07-11 20:32:41" },
  { height:  556737 , difficulty:  1080024 , date:  "2015-07-11 20:32:45" },
  { height:  556738 , difficulty:  1080288 , date:  "2015-07-11 20:32:55" },
  { height:  556739 , difficulty:  1081078 , date:  "2015-07-11 20:33:47" },
  { height:  556740 , difficulty:  1080441 , date:  "2015-07-11 20:33:56" },
  { height:  556741 , difficulty:  1082522 , date:  "2015-07-11 20:34:06" },
  { height:  556742 , difficulty:  1084508 , date:  "2015-07-11 20:36:08" },
  { height:  556743 , difficulty:  1083866 , date:  "2015-07-11 20:39:30" },
  { height:  556744 , difficulty:  1093714 , date:  "2015-07-11 20:39:32" },
  { height:  556745 , difficulty:  1094133 , date:  "2015-07-11 20:39:38" },
  { height:  556746 , difficulty:  1088079 , date:  "2015-07-11 20:41:06" },
  { height:  556747 , difficulty:  1085568 , date:  "2015-07-11 20:43:08" },
  { height:  556748 , difficulty:  1086455 , date:  "2015-07-11 20:43:51" },
  { height:  556749 , difficulty:  1079992 , date:  "2015-07-11 20:45:00" },
  { height:  556750 , difficulty:  1081109 , date:  "2015-07-11 20:46:46" },
  { height:  556751 , difficulty:  1085999 , date:  "2015-07-11 20:47:17" },
  { height:  556752 , difficulty:  1085577 , date:  "2015-07-11 20:47:59" },
  { height:  556753 , difficulty:  1083604 , date:  "2015-07-11 20:52:07" },
  { height:  556754 , difficulty:  1083941 , date:  "2015-07-11 20:53:13" },
  { height:  556755 , difficulty:  1086128 , date:  "2015-07-11 20:54:50" },
  { height:  556756 , difficulty:  1075752 , date:  "2015-07-11 20:54:53" },
  { height:  556757 , difficulty:  1078457 , date:  "2015-07-11 20:57:20" },
  { height:  556758 , difficulty:  1075903 , date:  "2015-07-11 20:59:32" },
  { height:  556759 , difficulty:  1077880 , date:  "2015-07-11 20:59:54" },
  { height:  556760 , difficulty:  1077904 , date:  "2015-07-11 21:00:58" },
  { height:  556761 , difficulty:  1077732 , date:  "2015-07-11 21:02:41" },
  { height:  556762 , difficulty:  1082981 , date:  "2015-07-11 21:06:32" },
  { height:  556763 , difficulty:  1083987 , date:  "2015-07-11 21:06:33" },
  { height:  556764 , difficulty:  1080596 , date:  "2015-07-11 21:10:16" },
  { height:  556765 , difficulty:  1081463 , date:  "2015-07-11 21:10:38" },
  { height:  556766 , difficulty:  1085373 , date:  "2015-07-11 21:11:21" },
  { height:  556767 , difficulty:  1086686 , date:  "2015-07-11 21:12:59" },
  { height:  556768 , difficulty:  1087325 , date:  "2015-07-11 21:14:01" },
  { height:  556769 , difficulty:  1088098 , date:  "2015-07-11 21:14:05" },
  { height:  556770 , difficulty:  1088006 , date:  "2015-07-11 21:14:17" },
  { height:  556771 , difficulty:  1088546 , date:  "2015-07-11 21:16:27" },
  { height:  556772 , difficulty:  1088870 , date:  "2015-07-11 21:16:30" },
  { height:  556773 , difficulty:  1086892 , date:  "2015-07-11 21:16:35" },
  { height:  556774 , difficulty:  1083706 , date:  "2015-07-11 21:16:47" },
  { height:  556775 , difficulty:  1093379 , date:  "2015-07-11 21:17:17" },
  { height:  556776 , difficulty:  1093825 , date:  "2015-07-11 21:17:18" },
  { height:  556777 , difficulty:  1093081 , date:  "2015-07-11 21:17:35" },
  { height:  556778 , difficulty:  1094315 , date:  "2015-07-11 21:18:03" },
  { height:  556779 , difficulty:  1094041 , date:  "2015-07-11 21:22:27" },
  { height:  556780 , difficulty:  1098354 , date:  "2015-07-11 21:22:28" },
  { height:  556781 , difficulty:  1106991 , date:  "2015-07-11 21:22:48" },
  { height:  556782 , difficulty:  1106874 , date:  "2015-07-11 21:23:57" },
  { height:  556783 , difficulty:  1107369 , date:  "2015-07-11 21:23:46" },
  { height:  556784 , difficulty:  1108021 , date:  "2015-07-11 21:24:09" },
  { height:  556785 , difficulty:  1105177 , date:  "2015-07-11 21:27:26" },
  { height:  556786 , difficulty:  1106820 , date:  "2015-07-11 21:31:17" },
  { height:  556787 , difficulty:  1108432 , date:  "2015-07-11 21:31:38" },
  { height:  556788 , difficulty:  1106383 , date:  "2015-07-11 21:32:23" },
  { height:  556789 , difficulty:  1102984 , date:  "2015-07-11 21:33:05" },
  { height:  556790 , difficulty:  1103303 , date:  "2015-07-11 21:34:18" },
  { height:  556791 , difficulty:  1101907 , date:  "2015-07-11 21:34:45" },
  { height:  556792 , difficulty:  1096321 , date:  "2015-07-11 21:34:50" },
  { height:  556793 , difficulty:  1089191 , date:  "2015-07-11 21:34:53" },
  { height:  556794 , difficulty:  1090505 , date:  "2015-07-11 21:35:19" },
  { height:  556795 , difficulty:  1091120 , date:  "2015-07-11 21:37:27" },
  { height:  556796 , difficulty:  1092505 , date:  "2015-07-11 21:37:39" },
  { height:  556797 , difficulty:  1092361 , date:  "2015-07-11 21:39:41" },
  { height:  556798 , difficulty:  1096460 , date:  "2015-07-11 21:39:53" },
  { height:  556799 , difficulty:  1095343 , date:  "2015-07-11 21:40:21" },
  { height:  556800 , difficulty:  1096645 , date:  "2015-07-11 21:40:29" },
  { height:  556801 , difficulty:  1089821 , date:  "2015-07-11 21:40:33" },
  { height:  556802 , difficulty:  1100426 , date:  "2015-07-11 21:40:35" },
  { height:  556803 , difficulty:  1099267 , date:  "2015-07-11 21:42:42" },
  { height:  556804 , difficulty:  1096349 , date:  "2015-07-11 21:42:47" },
  { height:  556805 , difficulty:  1093129 , date:  "2015-07-11 21:44:47" },
  { height:  556806 , difficulty:  1091504 , date:  "2015-07-11 21:44:51" },
  { height:  556807 , difficulty:  1090921 , date:  "2015-07-11 21:45:14" },
  { height:  556808 , difficulty:  1093000 , date:  "2015-07-11 21:45:55" },
  { height:  556809 , difficulty:  1094018 , date:  "2015-07-11 21:46:40" },
  { height:  556810 , difficulty:  1096220 , date:  "2015-07-11 21:50:46" },
  { height:  556811 , difficulty:  1096536 , date:  "2015-07-11 21:50:50" },
  { height:  556812 , difficulty:  1090132 , date:  "2015-07-11 21:52:00" },
  { height:  556813 , difficulty:  1091121 , date:  "2015-07-11 21:54:06" },
  { height:  556814 , difficulty:  1092803 , date:  "2015-07-11 21:54:14" },
  { height:  556815 , difficulty:  1091714 , date:  "2015-07-11 21:54:46" },
  { height:  556816 , difficulty:  1092426 , date:  "2015-07-11 21:55:57" },
  { height:  556817 , difficulty:  1095680 , date:  "2015-07-11 21:57:18" },
  { height:  556818 , difficulty:  1092273 , date:  "2015-07-11 21:57:47" },
  { height:  556819 , difficulty:  1086280 , date:  "2015-07-11 22:00:33" },
  { height:  556820 , difficulty:  1087122 , date:  "2015-07-11 22:00:37" },
  { height:  556821 , difficulty:  1090089 , date:  "2015-07-11 22:00:50" },
  { height:  556822 , difficulty:  1087517 , date:  "2015-07-11 22:01:43" },
  { height:  556823 , difficulty:  1084035 , date:  "2015-07-11 22:02:41" },
  { height:  556824 , difficulty:  1083826 , date:  "2015-07-11 22:02:45" },
  { height:  556825 , difficulty:  1081908 , date:  "2015-07-11 22:03:42" },
  { height:  556826 , difficulty:  1079058 , date:  "2015-07-11 22:04:01" },
  { height:  556827 , difficulty:  1082369 , date:  "2015-07-11 22:04:05" },
  { height:  556828 , difficulty:  1081525 , date:  "2015-07-11 22:07:53" },
  { height:  556829 , difficulty:  1078623 , date:  "2015-07-11 22:07:57" },
  { height:  556830 , difficulty:  1078753 , date:  "2015-07-11 22:08:18" },
  { height:  556831 , difficulty:  1075975 , date:  "2015-07-11 22:09:37" },
  { height:  556832 , difficulty:  1077464 , date:  "2015-07-11 22:09:43" },
  { height:  556833 , difficulty:  1073154 , date:  "2015-07-11 22:10:38" },
  { height:  556834 , difficulty:  1070888 , date:  "2015-07-11 22:14:32" },
  { height:  556835 , difficulty:  1075965 , date:  "2015-07-11 22:14:34" },
  { height:  556836 , difficulty:  1074857 , date:  "2015-07-11 22:15:39" },
  { height:  556837 , difficulty:  1073154 , date:  "2015-07-11 22:16:14" },
  { height:  556838 , difficulty:  1072301 , date:  "2015-07-11 22:16:17" },
  { height:  556839 , difficulty:  1072774 , date:  "2015-07-11 22:16:25" },
  { height:  556840 , difficulty:  1068191 , date:  "2015-07-11 22:20:19" },
  { height:  556841 , difficulty:  1068162 , date:  "2015-07-11 22:21:22" },
  { height:  556842 , difficulty:  1067195 , date:  "2015-07-11 22:21:45" },
  { height:  556843 , difficulty:  1065874 , date:  "2015-07-11 22:22:52" },
  { height:  556844 , difficulty:  1067040 , date:  "2015-07-11 22:24:08" },
  { height:  556845 , difficulty:  1068568 , date:  "2015-07-11 22:26:38" },
  { height:  556846 , difficulty:  1069772 , date:  "2015-07-11 22:26:40" },
  { height:  556847 , difficulty:  1068345 , date:  "2015-07-11 22:28:50" },
  { height:  556848 , difficulty:  1068691 , date:  "2015-07-11 22:28:53" },
  { height:  556849 , difficulty:  1069429 , date:  "2015-07-11 22:28:59" },
  { height:  556850 , difficulty:  1071444 , date:  "2015-07-11 22:30:37" },
  { height:  556851 , difficulty:  1071839 , date:  "2015-07-11 22:30:41" },
  { height:  556852 , difficulty:  1076268 , date:  "2015-07-11 22:32:43" },
  { height:  556853 , difficulty:  1076197 , date:  "2015-07-11 22:33:55" },
  { height:  556854 , difficulty:  1076099 , date:  "2015-07-11 22:35:51" },
  { height:  556855 , difficulty:  1068403 , date:  "2015-07-11 22:36:15" },
  { height:  556856 , difficulty:  1068838 , date:  "2015-07-11 22:36:54" },
  { height:  556857 , difficulty:  1075088 , date:  "2015-07-11 22:36:59" },
  { height:  556858 , difficulty:  1073671 , date:  "2015-07-11 22:38:20" },
  { height:  556859 , difficulty:  1074102 , date:  "2015-07-11 22:38:25" },
  { height:  556860 , difficulty:  1078502 , date:  "2015-07-11 22:39:10" },
  { height:  556861 , difficulty:  1073272 , date:  "2015-07-11 22:40:25" },
  { height:  556862 , difficulty:  1068719 , date:  "2015-07-11 22:42:44" },
  { height:  556863 , difficulty:  1069379 , date:  "2015-07-11 22:43:08" },
  { height:  556864 , difficulty:  1080252 , date:  "2015-07-11 22:43:59" },
  { height:  556865 , difficulty:  1081242 , date:  "2015-07-11 22:44:57" },
  { height:  556866 , difficulty:  1079464 , date:  "2015-07-11 22:45:50" },
  { height:  556867 , difficulty:  1080281 , date:  "2015-07-11 22:47:38" },
  { height:  556868 , difficulty:  1081720 , date:  "2015-07-11 22:50:30" },
  { height:  556869 , difficulty:  1082105 , date:  "2015-07-11 22:51:53" },
  { height:  556870 , difficulty:  1082662 , date:  "2015-07-11 22:53:14" },
  { height:  556871 , difficulty:  1079459 , date:  "2015-07-11 22:53:37" },
  { height:  556872 , difficulty:  1079520 , date:  "2015-07-11 22:55:00" },
  { height:  556873 , difficulty:  1078850 , date:  "2015-07-11 22:55:03" },
  { height:  556874 , difficulty:  1080179 , date:  "2015-07-11 22:58:12" },
  { height:  556875 , difficulty:  1080310 , date:  "2015-07-11 22:58:13" },
  { height:  556876 , difficulty:  1081106 , date:  "2015-07-11 22:58:17" },
  { height:  556877 , difficulty:  1083656 , date:  "2015-07-11 22:58:18" },
  { height:  556878 , difficulty:  1084240 , date:  "2015-07-11 22:59:02" },
  { height:  556879 , difficulty:  1083222 , date:  "2015-07-11 22:59:37" },
  { height:  556880 , difficulty:  1084895 , date:  "2015-07-11 23:01:48" },
  { height:  556881 , difficulty:  1082193 , date:  "2015-07-11 23:01:59" },
  { height:  556882 , difficulty:  1082948 , date:  "2015-07-11 23:03:48" },
  { height:  556883 , difficulty:  1086226 , date:  "2015-07-11 23:05:07" },
  { height:  556884 , difficulty:  1087481 , date:  "2015-07-11 23:05:57" },
  { height:  556885 , difficulty:  1086799 , date:  "2015-07-11 23:06:01" },
  { height:  556886 , difficulty:  1082832 , date:  "2015-07-11 23:06:04" },
  { height:  556887 , difficulty:  1083191 , date:  "2015-07-11 23:06:07" },
  { height:  556888 , difficulty:  1082307 , date:  "2015-07-11 23:07:59" },
  { height:  556889 , difficulty:  1081294 , date:  "2015-07-11 23:08:05" },
  { height:  556890 , difficulty:  1087994 , date:  "2015-07-11 23:08:11" },
  { height:  556891 , difficulty:  1087908 , date:  "2015-07-11 23:10:21" },
  { height:  556892 , difficulty:  1085986 , date:  "2015-07-11 23:10:24" },
  { height:  556893 , difficulty:  1085007 , date:  "2015-07-11 23:13:19" },
  { height:  556894 , difficulty:  1084653 , date:  "2015-07-11 23:15:12" },
  { height:  556895 , difficulty:  1082831 , date:  "2015-07-11 23:16:31" },
  { height:  556896 , difficulty:  1083525 , date:  "2015-07-11 23:17:36" },
  { height:  556897 , difficulty:  1084395 , date:  "2015-07-11 23:17:59" },
  { height:  556898 , difficulty:  1087386 , date:  "2015-07-11 23:18:40" },
  { height:  556899 , difficulty:  1088447 , date:  "2015-07-11 23:19:18" },
  { height:  556900 , difficulty:  1089004 , date:  "2015-07-11 23:19:19" },
  { height:  556901 , difficulty:  1088554 , date:  "2015-07-11 23:19:55" },
  { height:  556902 , difficulty:  1088428 , date:  "2015-07-11 23:20:10" },
  { height:  556903 , difficulty:  1089345 , date:  "2015-07-11 23:20:15" },
  { height:  556904 , difficulty:  1083452 , date:  "2015-07-11 23:20:32" },
  { height:  556905 , difficulty:  1087041 , date:  "2015-07-11 23:21:06" },
  { height:  556906 , difficulty:  1086890 , date:  "2015-07-11 23:21:23" },
  { height:  556907 , difficulty:  1085903 , date:  "2015-07-11 23:21:26" },
  { height:  556908 , difficulty:  1086776 , date:  "2015-07-11 23:21:27" },
  { height:  556909 , difficulty:  1086072 , date:  "2015-07-11 23:22:35" },
  { height:  556910 , difficulty:  1080102 , date:  "2015-07-11 23:22:38" },
  { height:  556911 , difficulty:  1081159 , date:  "2015-07-11 23:23:27" },
  { height:  556912 , difficulty:  1084322 , date:  "2015-07-11 23:24:42" },
  { height:  556913 , difficulty:  1084292 , date:  "2015-07-11 23:26:11" },
  { height:  556914 , difficulty:  1086410 , date:  "2015-07-11 23:26:11" },
  { height:  556915 , difficulty:  1086575 , date:  "2015-07-11 23:27:24" },
  { height:  556916 , difficulty:  1079960 , date:  "2015-07-11 23:28:18" },
  { height:  556917 , difficulty:  1079526 , date:  "2015-07-11 23:28:42" },
  { height:  556918 , difficulty:  1079612 , date:  "2015-07-11 23:29:08" },
  { height:  556919 , difficulty:  1085332 , date:  "2015-07-11 23:29:32" },
  { height:  556920 , difficulty:  1083801 , date:  "2015-07-11 23:30:11" },
  { height:  556921 , difficulty:  1080472 , date:  "2015-07-11 23:30:24" },
  { height:  556922 , difficulty:  1080911 , date:  "2015-07-11 23:35:20" },
  { height:  556923 , difficulty:  1077149 , date:  "2015-07-11 23:35:33" },
  { height:  556924 , difficulty:  1078236 , date:  "2015-07-11 23:35:39" },
  { height:  556925 , difficulty:  1080042 , date:  "2015-07-11 23:35:47" },
  { height:  556926 , difficulty:  1078371 , date:  "2015-07-11 23:37:24" },
  { height:  556927 , difficulty:  1083712 , date:  "2015-07-11 23:37:29" },
  { height:  556928 , difficulty:  1081485 , date:  "2015-07-11 23:37:30" },
  { height:  556929 , difficulty:  1082556 , date:  "2015-07-11 23:38:25" },
  { height:  556930 , difficulty:  1081797 , date:  "2015-07-11 23:39:18" },
  { height:  556931 , difficulty:  1085739 , date:  "2015-07-11 23:39:26" },
  { height:  556932 , difficulty:  1084827 , date:  "2015-07-11 23:39:49" },
  { height:  556933 , difficulty:  1086663 , date:  "2015-07-11 23:41:04" },
  { height:  556934 , difficulty:  1084650 , date:  "2015-07-11 23:41:08" },
  { height:  556935 , difficulty:  1086645 , date:  "2015-07-11 23:41:21" },
  { height:  556936 , difficulty:  1085598 , date:  "2015-07-11 23:41:30" },
  { height:  556937 , difficulty:  1083858 , date:  "2015-07-11 23:42:58" },
  { height:  556938 , difficulty:  1080128 , date:  "2015-07-11 23:43:02" },
  { height:  556939 , difficulty:  1084388 , date:  "2015-07-11 23:43:18" },
  { height:  556940 , difficulty:  1083263 , date:  "2015-07-11 23:44:22" },
  { height:  556941 , difficulty:  1083774 , date:  "2015-07-11 23:45:15" },
  { height:  556942 , difficulty:  1085690 , date:  "2015-07-11 23:48:01" },
  { height:  556943 , difficulty:  1082573 , date:  "2015-07-11 23:49:18" },
  { height:  556944 , difficulty:  1078602 , date:  "2015-07-11 23:49:20" },
  { height:  556945 , difficulty:  1076366 , date:  "2015-07-11 23:49:26" },
  { height:  556946 , difficulty:  1075586 , date:  "2015-07-11 23:50:18" },
  { height:  556947 , difficulty:  1076246 , date:  "2015-07-11 23:50:20" },
  { height:  556948 , difficulty:  1074530 , date:  "2015-07-11 23:50:44" },
  { height:  556949 , difficulty:  1075737 , date:  "2015-07-11 23:51:36" },
  { height:  556950 , difficulty:  1070165 , date:  "2015-07-11 23:51:40" },
  { height:  556951 , difficulty:  1071452 , date:  "2015-07-11 23:52:26" },
  { height:  556952 , difficulty:  1072775 , date:  "2015-07-11 23:53:25" },
  { height:  556953 , difficulty:  1076318 , date:  "2015-07-11 23:56:10" },
  { height:  556954 , difficulty:  1075827 , date:  "2015-07-11 23:56:30" },
  { height:  556955 , difficulty:  1078388 , date:  "2015-07-11 23:56:42" },
  { height:  556956 , difficulty:  1076384 , date:  "2015-07-11 23:57:31" },
  { height:  556957 , difficulty:  1081972 , date:  "2015-07-11 23:57:35" },
  { height:  556958 , difficulty:  1079494 , date:  "2015-07-11 23:59:31" },
  { height:  556959 , difficulty:  1078871 , date:  "2015-07-11 23:59:38" },
  { height:  556960 , difficulty:  1077771 , date:  "2015-07-11 23:59:48" },
  { height:  556961 , difficulty:  1078085 , date:  "2015-07-12 00:00:33" },
  { height:  556962 , difficulty:  1078897 , date:  "2015-07-12 00:00:39" },
  { height:  556963 , difficulty:  1081162 , date:  "2015-07-12 00:02:36" },
  { height:  556964 , difficulty:  1077950 , date:  "2015-07-12 00:03:14" },
  { height:  556965 , difficulty:  1079821 , date:  "2015-07-12 00:03:43" },
  { height:  556966 , difficulty:  1080910 , date:  "2015-07-12 00:05:34" },
  { height:  556967 , difficulty:  1079585 , date:  "2015-07-12 00:06:51" },
  { height:  556968 , difficulty:  1082056 , date:  "2015-07-12 00:06:56" },
  { height:  556969 , difficulty:  1078442 , date:  "2015-07-12 00:07:27" },
  { height:  556970 , difficulty:  1075203 , date:  "2015-07-12 00:07:50" },
  { height:  556971 , difficulty:  1073126 , date:  "2015-07-12 00:08:03" },
  { height:  556972 , difficulty:  1071688 , date:  "2015-07-12 00:08:07" },
  { height:  556973 , difficulty:  1071393 , date:  "2015-07-12 00:09:57" },
  { height:  556974 , difficulty:  1071770 , date:  "2015-07-12 00:10:02" },
  { height:  556975 , difficulty:  1080501 , date:  "2015-07-12 00:13:56" },
  { height:  556976 , difficulty:  1081013 , date:  "2015-07-12 00:13:58" },
  { height:  556977 , difficulty:  1082684 , date:  "2015-07-12 00:16:02" },
  { height:  556978 , difficulty:  1086718 , date:  "2015-07-12 00:16:04" },
  { height:  556979 , difficulty:  1087127 , date:  "2015-07-12 00:17:32" },
  { height:  556980 , difficulty:  1087040 , date:  "2015-07-12 00:18:21" },
  { height:  556981 , difficulty:  1088196 , date:  "2015-07-12 00:18:31" },
  { height:  556982 , difficulty:  1088990 , date:  "2015-07-12 00:18:45" },
  { height:  556983 , difficulty:  1089393 , date:  "2015-07-12 00:18:52" },
  { height:  556984 , difficulty:  1090056 , date:  "2015-07-12 00:20:54" },
  { height:  556985 , difficulty:  1088395 , date:  "2015-07-12 00:22:22" },
  { height:  556986 , difficulty:  1090729 , date:  "2015-07-12 00:23:23" },
  { height:  556987 , difficulty:  1093070 , date:  "2015-07-12 00:23:31" },
  { height:  556988 , difficulty:  1093429 , date:  "2015-07-12 00:23:35" },
  { height:  556989 , difficulty:  1091042 , date:  "2015-07-12 00:25:29" },
  { height:  556990 , difficulty:  1094612 , date:  "2015-07-12 00:30:47" },
  { height:  556991 , difficulty:  1098989 , date:  "2015-07-12 00:30:52" },
  { height:  556992 , difficulty:  1097585 , date:  "2015-07-12 00:31:00" },
  { height:  556993 , difficulty:  1098620 , date:  "2015-07-12 00:32:34" },
  { height:  556994 , difficulty:  1098860 , date:  "2015-07-12 00:32:37" },
  { height:  556995 , difficulty:  1102334 , date:  "2015-07-12 00:33:22" },
  { height:  556996 , difficulty:  1104951 , date:  "2015-07-12 00:37:50" },
  { height:  556997 , difficulty:  1106169 , date:  "2015-07-12 00:37:51" },
  { height:  556998 , difficulty:  1098380 , date:  "2015-07-12 00:39:15" },
  { height:  556999 , difficulty:  1098983 , date:  "2015-07-12 00:39:32" },
  { height:  557000 , difficulty:  1107529 , date:  "2015-07-12 00:41:56" },
  { height:  557001 , difficulty:  1107702 , date:  "2015-07-12 00:43:15" },
  { height:  557002 , difficulty:  1105365 , date:  "2015-07-12 00:43:17" },
  { height:  557003 , difficulty:  1106213 , date:  "2015-07-12 00:44:44" },
  { height:  557004 , difficulty:  1106790 , date:  "2015-07-12 00:45:41" },
  { height:  557005 , difficulty:  1106638 , date:  "2015-07-12 00:47:35" },
  { height:  557006 , difficulty:  1108124 , date:  "2015-07-12 00:48:30" },
  { height:  557007 , difficulty:  1108451 , date:  "2015-07-12 00:52:05" },
  { height:  557008 , difficulty:  1108170 , date:  "2015-07-12 00:52:11" },
  { height:  557009 , difficulty:  1106393 , date:  "2015-07-12 00:52:19" },
  { height:  557010 , difficulty:  1109492 , date:  "2015-07-12 00:53:14" },
  { height:  557011 , difficulty:  1119019 , date:  "2015-07-12 00:55:59" },
  { height:  557012 , difficulty:  1119145 , date:  "2015-07-12 00:58:47" },
  { height:  557013 , difficulty:  1117323 , date:  "2015-07-12 00:59:59" },
  { height:  557014 , difficulty:  1123785 , date:  "2015-07-12 01:00:22" },
  { height:  557015 , difficulty:  1123907 , date:  "2015-07-12 01:00:25" },
  { height:  557016 , difficulty:  1124336 , date:  "2015-07-12 01:00:49" },
  { height:  557017 , difficulty:  1123463 , date:  "2015-07-12 01:01:11" },
  { height:  557018 , difficulty:  1119730 , date:  "2015-07-12 01:01:45" },
  { height:  557019 , difficulty:  1118216 , date:  "2015-07-12 01:02:31" },
  { height:  557020 , difficulty:  1120064 , date:  "2015-07-12 01:03:12" },
  { height:  557021 , difficulty:  1120581 , date:  "2015-07-12 01:03:41" },
  { height:  557022 , difficulty:  1121729 , date:  "2015-07-12 01:04:45" },
  { height:  557023 , difficulty:  1122402 , date:  "2015-07-12 01:06:12" },
  { height:  557024 , difficulty:  1124510 , date:  "2015-07-12 01:09:22" },
  { height:  557025 , difficulty:  1125558 , date:  "2015-07-12 01:10:07" },
  { height:  557026 , difficulty:  1134882 , date:  "2015-07-12 01:10:38" },
  { height:  557027 , difficulty:  1135485 , date:  "2015-07-12 01:11:05" },
  { height:  557028 , difficulty:  1133707 , date:  "2015-07-12 01:12:54" },
  { height:  557029 , difficulty:  1129903 , date:  "2015-07-12 01:12:58" },
  { height:  557030 , difficulty:  1129602 , date:  "2015-07-12 01:13:16" },
  { height:  557031 , difficulty:  1132773 , date:  "2015-07-12 01:14:13" },
  { height:  557032 , difficulty:  1132509 , date:  "2015-07-12 01:14:20" },
  { height:  557033 , difficulty:  1132819 , date:  "2015-07-12 01:14:22" },
  { height:  557034 , difficulty:  1131417 , date:  "2015-07-12 01:14:41" },
  { height:  557035 , difficulty:  1136024 , date:  "2015-07-12 01:16:00" },
  { height:  557036 , difficulty:  1136282 , date:  "2015-07-12 01:16:05" },
  { height:  557037 , difficulty:  1136469 , date:  "2015-07-12 01:16:27" },
  { height:  557038 , difficulty:  1136689 , date:  "2015-07-12 01:17:05" },
  { height:  557039 , difficulty:  1133296 , date:  "2015-07-12 01:19:00" },
  { height:  557040 , difficulty:  1133230 , date:  "2015-07-12 01:21:02" },
  { height:  557041 , difficulty:  1136297 , date:  "2015-07-12 01:21:49" },
  { height:  557042 , difficulty:  1135571 , date:  "2015-07-12 01:22:44" },
  { height:  557043 , difficulty:  1133976 , date:  "2015-07-12 01:22:54" },
  { height:  557044 , difficulty:  1142907 , date:  "2015-07-12 01:24:49" },
  { height:  557045 , difficulty:  1144465 , date:  "2015-07-12 01:24:52" },
  { height:  557046 , difficulty:  1144746 , date:  "2015-07-12 01:25:03" },
  { height:  557047 , difficulty:  1146367 , date:  "2015-07-12 01:25:45" },
  { height:  557048 , difficulty:  1147908 , date:  "2015-07-12 01:25:48" },
  { height:  557049 , difficulty:  1149344 , date:  "2015-07-12 01:26:32" },
  { height:  557050 , difficulty:  1149643 , date:  "2015-07-12 01:27:05" },
  { height:  557051 , difficulty:  1142746 , date:  "2015-07-12 01:27:18" },
  { height:  557052 , difficulty:  1144508 , date:  "2015-07-12 01:30:00" },
  { height:  557053 , difficulty:  1143424 , date:  "2015-07-12 01:32:43" },
  { height:  557054 , difficulty:  1145173 , date:  "2015-07-12 01:33:17" },
  { height:  557055 , difficulty:  1143994 , date:  "2015-07-12 01:34:10" },
  { height:  557056 , difficulty:  1142672 , date:  "2015-07-12 01:34:18" },
  { height:  557057 , difficulty:  1145331 , date:  "2015-07-12 01:34:28" },
  { height:  557058 , difficulty:  1145416 , date:  "2015-07-12 01:35:03" },
  { height:  557059 , difficulty:  1149644 , date:  "2015-07-12 01:35:13" },
  { height:  557060 , difficulty:  1146822 , date:  "2015-07-12 01:35:18" },
  { height:  557061 , difficulty:  1149098 , date:  "2015-07-12 01:36:05" },
  { height:  557062 , difficulty:  1147402 , date:  "2015-07-12 01:36:33" },
  { height:  557063 , difficulty:  1147416 , date:  "2015-07-12 01:36:42" },
  { height:  557064 , difficulty:  1148669 , date:  "2015-07-12 01:40:31" },
  { height:  557065 , difficulty:  1146382 , date:  "2015-07-12 01:40:44" },
  { height:  557066 , difficulty:  1135602 , date:  "2015-07-12 01:41:33" },
  { height:  557067 , difficulty:  1136089 , date:  "2015-07-12 01:41:38" },
  { height:  557068 , difficulty:  1136187 , date:  "2015-07-12 01:42:16" },
  { height:  557069 , difficulty:  1134665 , date:  "2015-07-12 01:42:37" },
  { height:  557070 , difficulty:  1134976 , date:  "2015-07-12 01:46:21" },
  { height:  557071 , difficulty:  1134570 , date:  "2015-07-12 01:46:22" },
  { height:  557072 , difficulty:  1126301 , date:  "2015-07-12 01:46:39" },
  { height:  557073 , difficulty:  1127435 , date:  "2015-07-12 01:47:16" },
  { height:  557074 , difficulty:  1127128 , date:  "2015-07-12 01:48:22" },
  { height:  557075 , difficulty:  1128797 , date:  "2015-07-12 01:48:28" },
  { height:  557076 , difficulty:  1124744 , date:  "2015-07-12 01:49:26" },
  { height:  557077 , difficulty:  1125303 , date:  "2015-07-12 01:50:32" },
  { height:  557078 , difficulty:  1126194 , date:  "2015-07-12 01:52:56" },
  { height:  557079 , difficulty:  1124237 , date:  "2015-07-12 01:53:00" },
  { height:  557080 , difficulty:  1123196 , date:  "2015-07-12 01:53:02" },
  { height:  557081 , difficulty:  1120680 , date:  "2015-07-12 01:56:58" },
  { height:  557082 , difficulty:  1119789 , date:  "2015-07-12 01:57:19" },
  { height:  557083 , difficulty:  1113011 , date:  "2015-07-12 01:57:53" },
  { height:  557084 , difficulty:  1115147 , date:  "2015-07-12 01:57:55" },
  { height:  557085 , difficulty:  1116219 , date:  "2015-07-12 02:00:08" },
  { height:  557086 , difficulty:  1119639 , date:  "2015-07-12 02:00:09" },
  { height:  557087 , difficulty:  1115520 , date:  "2015-07-12 02:02:05" },
  { height:  557088 , difficulty:  1113876 , date:  "2015-07-12 02:02:10" },
  { height:  557089 , difficulty:  1116238 , date:  "2015-07-12 02:04:21" },
  { height:  557090 , difficulty:  1115896 , date:  "2015-07-12 02:04:22" },
  { height:  557091 , difficulty:  1117681 , date:  "2015-07-12 02:04:42" },
  { height:  557092 , difficulty:  1118840 , date:  "2015-07-12 02:06:44" },
  { height:  557093 , difficulty:  1119897 , date:  "2015-07-12 02:10:08" },
  { height:  557094 , difficulty:  1120278 , date:  "2015-07-12 02:10:35" },
  { height:  557095 , difficulty:  1119322 , date:  "2015-07-12 02:11:02" },
  { height:  557096 , difficulty:  1119530 , date:  "2015-07-12 02:12:44" },
  { height:  557097 , difficulty:  1119637 , date:  "2015-07-12 02:15:19" },
  { height:  557098 , difficulty:  1119277 , date:  "2015-07-12 02:15:23" },
  { height:  557099 , difficulty:  1119785 , date:  "2015-07-12 02:18:35" },
  { height:  557100 , difficulty:  1113901 , date:  "2015-07-12 02:18:36" },
  { height:  557101 , difficulty:  1113886 , date:  "2015-07-12 02:18:57" },
  { height:  557102 , difficulty:  1113370 , date:  "2015-07-12 02:22:49" },
  { height:  557103 , difficulty:  1114403 , date:  "2015-07-12 02:23:46" },
  { height:  557104 , difficulty:  1111386 , date:  "2015-07-12 02:24:29" },
  { height:  557105 , difficulty:  1118811 , date:  "2015-07-12 02:26:35" },
  { height:  557106 , difficulty:  1125018 , date:  "2015-07-12 02:30:36" },
  { height:  557107 , difficulty:  1123716 , date:  "2015-07-12 02:31:56" },
  { height:  557108 , difficulty:  1124960 , date:  "2015-07-12 02:32:23" },
  { height:  557109 , difficulty:  1130422 , date:  "2015-07-12 02:32:24" },
  { height:  557110 , difficulty:  1130390 , date:  "2015-07-12 02:33:15" },
  { height:  557111 , difficulty:  1130507 , date:  "2015-07-12 02:33:31" },
  { height:  557112 , difficulty:  1131538 , date:  "2015-07-12 02:33:31" },
  { height:  557113 , difficulty:  1131553 , date:  "2015-07-12 02:33:36" },
  { height:  557114 , difficulty:  1130851 , date:  "2015-07-12 02:34:38" },
  { height:  557115 , difficulty:  1133392 , date:  "2015-07-12 02:34:59" },
  { height:  557116 , difficulty:  1130974 , date:  "2015-07-12 02:35:09" },
  { height:  557117 , difficulty:  1130669 , date:  "2015-07-12 02:36:14" },
  { height:  557118 , difficulty:  1131616 , date:  "2015-07-12 02:36:51" },
  { height:  557119 , difficulty:  1131707 , date:  "2015-07-12 02:37:24" },
  { height:  557120 , difficulty:  1128925 , date:  "2015-07-12 02:37:36" },
  { height:  557121 , difficulty:  1130665 , date:  "2015-07-12 02:39:28" },
  { height:  557122 , difficulty:  1130752 , date:  "2015-07-12 02:39:51" },
  { height:  557123 , difficulty:  1134193 , date:  "2015-07-12 02:40:14" },
  { height:  557124 , difficulty:  1135714 , date:  "2015-07-12 02:41:59" },
  { height:  557125 , difficulty:  1136395 , date:  "2015-07-12 02:43:41" },
  { height:  557126 , difficulty:  1135778 , date:  "2015-07-12 02:44:41" },
  { height:  557127 , difficulty:  1139875 , date:  "2015-07-12 02:44:43" },
  { height:  557128 , difficulty:  1134946 , date:  "2015-07-12 02:46:57" },
  { height:  557129 , difficulty:  1132117 , date:  "2015-07-12 02:47:57" },
  { height:  557130 , difficulty:  1132100 , date:  "2015-07-12 02:49:57" },
  { height:  557131 , difficulty:  1130966 , date:  "2015-07-12 02:50:41" },
  { height:  557132 , difficulty:  1131470 , date:  "2015-07-12 02:52:36" },
  { height:  557133 , difficulty:  1131578 , date:  "2015-07-12 02:53:44" },
  { height:  557134 , difficulty:  1133737 , date:  "2015-07-12 02:55:26" },
  { height:  557135 , difficulty:  1133949 , date:  "2015-07-12 02:58:15" },
  { height:  557136 , difficulty:  1135068 , date:  "2015-07-12 02:58:20" },
  { height:  557137 , difficulty:  1133992 , date:  "2015-07-12 02:58:24" },
  { height:  557138 , difficulty:  1138906 , date:  "2015-07-12 03:00:30" },
  { height:  557139 , difficulty:  1146607 , date:  "2015-07-12 03:01:25" },
  { height:  557140 , difficulty:  1139264 , date:  "2015-07-12 03:02:23" },
  { height:  557141 , difficulty:  1141122 , date:  "2015-07-12 03:02:27" },
  { height:  557142 , difficulty:  1143617 , date:  "2015-07-12 03:02:46" },
  { height:  557143 , difficulty:  1144129 , date:  "2015-07-12 03:03:24" },
  { height:  557144 , difficulty:  1145119 , date:  "2015-07-12 03:03:27" },
  { height:  557145 , difficulty:  1146862 , date:  "2015-07-12 03:04:31" },
  { height:  557146 , difficulty:  1141744 , date:  "2015-07-12 03:06:47" },
  { height:  557147 , difficulty:  1143818 , date:  "2015-07-12 03:07:20" },
  { height:  557148 , difficulty:  1145712 , date:  "2015-07-12 03:08:05" },
  { height:  557149 , difficulty:  1149337 , date:  "2015-07-12 03:08:42" },
  { height:  557150 , difficulty:  1149590 , date:  "2015-07-12 03:09:10" },
  { height:  557151 , difficulty:  1149882 , date:  "2015-07-12 03:09:27" },
  { height:  557152 , difficulty:  1149678 , date:  "2015-07-12 03:10:12" },
  { height:  557153 , difficulty:  1147754 , date:  "2015-07-12 03:10:55" },
  { height:  557154 , difficulty:  1149831 , date:  "2015-07-12 03:13:49" },
  { height:  557155 , difficulty:  1151008 , date:  "2015-07-12 03:13:54" },
  { height:  557156 , difficulty:  1151872 , date:  "2015-07-12 03:14:09" },
  { height:  557157 , difficulty:  1144574 , date:  "2015-07-12 03:15:17" },
  { height:  557158 , difficulty:  1145623 , date:  "2015-07-12 03:16:40" },
  { height:  557159 , difficulty:  1145839 , date:  "2015-07-12 03:16:45" },
  { height:  557160 , difficulty:  1146467 , date:  "2015-07-12 03:17:41" },
  { height:  557161 , difficulty:  1142352 , date:  "2015-07-12 03:20:23" },
  { height:  557162 , difficulty:  1144323 , date:  "2015-07-12 03:20:39" },
  { height:  557163 , difficulty:  1143147 , date:  "2015-07-12 03:20:45" },
  { height:  557164 , difficulty:  1144835 , date:  "2015-07-12 03:23:18" },
  { height:  557165 , difficulty:  1142204 , date:  "2015-07-12 03:26:31" },
  { height:  557166 , difficulty:  1145157 , date:  "2015-07-12 03:27:20" },
  { height:  557167 , difficulty:  1144981 , date:  "2015-07-12 03:27:23" },
  { height:  557168 , difficulty:  1141850 , date:  "2015-07-12 03:27:25" },
  { height:  557169 , difficulty:  1137260 , date:  "2015-07-12 03:27:35" },
  { height:  557170 , difficulty:  1137199 , date:  "2015-07-12 03:27:41" },
  { height:  557171 , difficulty:  1136662 , date:  "2015-07-12 03:28:18" },
  { height:  557172 , difficulty:  1134518 , date:  "2015-07-12 03:29:25" },
  { height:  557173 , difficulty:  1135647 , date:  "2015-07-12 03:30:17" },
  { height:  557174 , difficulty:  1135872 , date:  "2015-07-12 03:32:41" },
  { height:  557175 , difficulty:  1131292 , date:  "2015-07-12 03:32:46" },
  { height:  557176 , difficulty:  1131706 , date:  "2015-07-12 03:32:59" },
  { height:  557177 , difficulty:  1136056 , date:  "2015-07-12 03:33:06" },
  { height:  557178 , difficulty:  1129269 , date:  "2015-07-12 03:33:50" },
  { height:  557179 , difficulty:  1129310 , date:  "2015-07-12 03:36:24" },
  { height:  557180 , difficulty:  1130868 , date:  "2015-07-12 03:36:38" },
  { height:  557181 , difficulty:  1128014 , date:  "2015-07-12 03:36:43" },
  { height:  557182 , difficulty:  1121239 , date:  "2015-07-12 03:37:15" },
  { height:  557183 , difficulty:  1119230 , date:  "2015-07-12 03:37:26" },
  { height:  557184 , difficulty:  1120117 , date:  "2015-07-12 03:37:30" },
  { height:  557185 , difficulty:  1121478 , date:  "2015-07-12 03:38:07" },
  { height:  557186 , difficulty:  1121689 , date:  "2015-07-12 03:41:28" },
  { height:  557187 , difficulty:  1122194 , date:  "2015-07-12 03:41:47" },
  { height:  557188 , difficulty:  1123286 , date:  "2015-07-12 03:42:50" },
  { height:  557189 , difficulty:  1124148 , date:  "2015-07-12 03:43:55" },
  { height:  557190 , difficulty:  1124581 , date:  "2015-07-12 03:44:21" },
  { height:  557191 , difficulty:  1124299 , date:  "2015-07-12 03:44:56" },
  { height:  557192 , difficulty:  1124437 , date:  "2015-07-12 03:45:28" },
  { height:  557193 , difficulty:  1123128 , date:  "2015-07-12 03:47:19" },
  { height:  557194 , difficulty:  1124532 , date:  "2015-07-12 03:47:40" },
  { height:  557195 , difficulty:  1124303 , date:  "2015-07-12 03:47:53" },
  { height:  557196 , difficulty:  1124919 , date:  "2015-07-12 03:50:02" },
  { height:  557197 , difficulty:  1122148 , date:  "2015-07-12 03:50:22" },
  { height:  557198 , difficulty:  1122013 , date:  "2015-07-12 03:52:01" },
  { height:  557199 , difficulty:  1124847 , date:  "2015-07-12 03:52:47" },
  { height:  557200 , difficulty:  1126125 , date:  "2015-07-12 03:52:51" },
  { height:  557201 , difficulty:  1123619 , date:  "2015-07-12 03:54:06" },
  { height:  557202 , difficulty:  1122975 , date:  "2015-07-12 03:54:47" },
  { height:  557203 , difficulty:  1134557 , date:  "2015-07-12 03:55:41" },
  { height:  557204 , difficulty:  1130991 , date:  "2015-07-12 03:55:43" },
  { height:  557205 , difficulty:  1130291 , date:  "2015-07-12 03:56:10" },
  { height:  557206 , difficulty:  1133350 , date:  "2015-07-12 03:57:52" },
  { height:  557207 , difficulty:  1132379 , date:  "2015-07-12 03:57:54" },
  { height:  557208 , difficulty:  1128976 , date:  "2015-07-12 03:58:28" },
  { height:  557209 , difficulty:  1129027 , date:  "2015-07-12 03:58:36" },
  { height:  557210 , difficulty:  1126073 , date:  "2015-07-12 04:01:33" },
  { height:  557211 , difficulty:  1121256 , date:  "2015-07-12 04:01:37" },
  { height:  557212 , difficulty:  1121865 , date:  "2015-07-12 04:02:01" },
  { height:  557213 , difficulty:  1123183 , date:  "2015-07-12 04:02:16" },
  { height:  557214 , difficulty:  1119566 , date:  "2015-07-12 04:02:50" },
  { height:  557215 , difficulty:  1118303 , date:  "2015-07-12 04:04:21" },
  { height:  557216 , difficulty:  1117667 , date:  "2015-07-12 04:04:23" },
  { height:  557217 , difficulty:  1119920 , date:  "2015-07-12 04:04:54" },
  { height:  557218 , difficulty:  1120124 , date:  "2015-07-12 04:04:58" },
  { height:  557219 , difficulty:  1120133 , date:  "2015-07-12 04:07:52" },
  { height:  557220 , difficulty:  1120534 , date:  "2015-07-12 04:07:57" },
  { height:  557221 , difficulty:  1120167 , date:  "2015-07-12 04:12:12" },
  { height:  557222 , difficulty:  1118955 , date:  "2015-07-12 04:14:24" },
  { height:  557223 , difficulty:  1118843 , date:  "2015-07-12 04:14:29" },
  { height:  557224 , difficulty:  1120747 , date:  "2015-07-12 04:16:22" },
  { height:  557225 , difficulty:  1120053 , date:  "2015-07-12 04:20:32" },
  { height:  557226 , difficulty:  1122296 , date:  "2015-07-12 04:20:44" },
  { height:  557227 , difficulty:  1122182 , date:  "2015-07-12 04:20:48" },
  { height:  557228 , difficulty:  1122489 , date:  "2015-07-12 04:25:24" },
  { height:  557229 , difficulty:  1128537 , date:  "2015-07-12 04:25:29" },
  { height:  557230 , difficulty:  1124233 , date:  "2015-07-12 04:27:59" },
  { height:  557231 , difficulty:  1128708 , date:  "2015-07-12 04:30:26" },
  { height:  557232 , difficulty:  1128691 , date:  "2015-07-12 04:30:44" },
  { height:  557233 , difficulty:  1129275 , date:  "2015-07-12 04:31:32" },
  { height:  557234 , difficulty:  1127581 , date:  "2015-07-12 04:31:36" },
  { height:  557235 , difficulty:  1129864 , date:  "2015-07-12 04:35:16" },
  { height:  557236 , difficulty:  1131044 , date:  "2015-07-12 04:36:20" },
  { height:  557237 , difficulty:  1126082 , date:  "2015-07-12 04:36:31" },
  { height:  557238 , difficulty:  1126630 , date:  "2015-07-12 04:37:08" },
  { height:  557239 , difficulty:  1126944 , date:  "2015-07-12 04:38:40" },
  { height:  557240 , difficulty:  1128236 , date:  "2015-07-12 04:40:41" },
  { height:  557241 , difficulty:  1122788 , date:  "2015-07-12 04:40:49" },
  { height:  557242 , difficulty:  1122015 , date:  "2015-07-12 04:42:05" },
  { height:  557243 , difficulty:  1124238 , date:  "2015-07-12 04:42:11" },
  { height:  557244 , difficulty:  1125966 , date:  "2015-07-12 04:46:43" },
  { height:  557245 , difficulty:  1128178 , date:  "2015-07-12 04:46:51" },
  { height:  557246 , difficulty:  1128866 , date:  "2015-07-12 04:47:07" },
  { height:  557247 , difficulty:  1127960 , date:  "2015-07-12 04:48:24" },
  { height:  557248 , difficulty:  1126110 , date:  "2015-07-12 04:49:56" },
  { height:  557249 , difficulty:  1124725 , date:  "2015-07-12 04:51:21" },
  { height:  557250 , difficulty:  1120796 , date:  "2015-07-12 04:51:26" },
  { height:  557251 , difficulty:  1121009 , date:  "2015-07-12 04:51:31" },
  { height:  557252 , difficulty:  1122812 , date:  "2015-07-12 04:53:15" },
  { height:  557253 , difficulty:  1125087 , date:  "2015-07-12 04:54:52" },
  { height:  557254 , difficulty:  1128165 , date:  "2015-07-12 04:55:42" },
  { height:  557255 , difficulty:  1123517 , date:  "2015-07-12 04:56:06" },
  { height:  557256 , difficulty:  1126656 , date:  "2015-07-12 04:56:21" },
  { height:  557257 , difficulty:  1127857 , date:  "2015-07-12 04:57:41" },
  { height:  557258 , difficulty:  1131940 , date:  "2015-07-12 04:58:45" },
  { height:  557259 , difficulty:  1132244 , date:  "2015-07-12 04:58:49" },
  { height:  557260 , difficulty:  1133695 , date:  "2015-07-12 05:00:30" },
  { height:  557261 , difficulty:  1132662 , date:  "2015-07-12 05:01:19" },
  { height:  557262 , difficulty:  1126960 , date:  "2015-07-12 05:03:38" },
  { height:  557263 , difficulty:  1127979 , date:  "2015-07-12 05:03:39" },
  { height:  557264 , difficulty:  1126251 , date:  "2015-07-12 05:03:57" },
  { height:  557265 , difficulty:  1124918 , date:  "2015-07-12 05:04:06" },
  { height:  557266 , difficulty:  1127778 , date:  "2015-07-12 05:04:49" },
  { height:  557267 , difficulty:  1136598 , date:  "2015-07-12 05:05:41" },
  { height:  557268 , difficulty:  1139738 , date:  "2015-07-12 05:07:48" },
  { height:  557269 , difficulty:  1136552 , date:  "2015-07-12 05:08:40" },
  { height:  557270 , difficulty:  1136798 , date:  "2015-07-12 05:08:45" },
  { height:  557271 , difficulty:  1140668 , date:  "2015-07-12 05:11:42" },
  { height:  557272 , difficulty:  1136793 , date:  "2015-07-12 05:11:47" },
  { height:  557273 , difficulty:  1136767 , date:  "2015-07-12 05:12:42" },
  { height:  557274 , difficulty:  1134513 , date:  "2015-07-12 05:12:45" },
  { height:  557275 , difficulty:  1138395 , date:  "2015-07-12 05:13:46" },
  { height:  557276 , difficulty:  1138577 , date:  "2015-07-12 05:16:22" },
  { height:  557277 , difficulty:  1136449 , date:  "2015-07-12 05:16:54" },
  { height:  557278 , difficulty:  1136354 , date:  "2015-07-12 05:16:58" },
  { height:  557279 , difficulty:  1135967 , date:  "2015-07-12 05:17:22" },
  { height:  557280 , difficulty:  1136125 , date:  "2015-07-12 05:17:53" },
  { height:  557281 , difficulty:  1137036 , date:  "2015-07-12 05:17:58" },
  { height:  557282 , difficulty:  1137597 , date:  "2015-07-12 05:19:16" },
  { height:  557283 , difficulty:  1137893 , date:  "2015-07-12 05:19:53" },
  { height:  557284 , difficulty:  1137228 , date:  "2015-07-12 05:20:58" },
  { height:  557285 , difficulty:  1137222 , date:  "2015-07-12 05:22:26" },
  { height:  557286 , difficulty:  1131886 , date:  "2015-07-12 05:22:32" },
  { height:  557287 , difficulty:  1132993 , date:  "2015-07-12 05:22:52" },
  { height:  557288 , difficulty:  1132597 , date:  "2015-07-12 05:24:05" },
  { height:  557289 , difficulty:  1137099 , date:  "2015-07-12 05:24:09" },
  { height:  557290 , difficulty:  1136468 , date:  "2015-07-12 05:28:19" },
  { height:  557291 , difficulty:  1135932 , date:  "2015-07-12 05:28:25" },
  { height:  557292 , difficulty:  1139130 , date:  "2015-07-12 05:28:34" },
  { height:  557293 , difficulty:  1139941 , date:  "2015-07-12 05:29:13" },
  { height:  557294 , difficulty:  1140720 , date:  "2015-07-12 05:31:05" },
  { height:  557295 , difficulty:  1138764 , date:  "2015-07-12 05:31:50" },
  { height:  557296 , difficulty:  1141314 , date:  "2015-07-12 05:32:13" },
  { height:  557297 , difficulty:  1134477 , date:  "2015-07-12 05:32:43" },
  { height:  557298 , difficulty:  1131699 , date:  "2015-07-12 05:33:30" },
  { height:  557299 , difficulty:  1133696 , date:  "2015-07-12 05:33:34" },
  { height:  557300 , difficulty:  1130248 , date:  "2015-07-12 05:34:51" },
  { height:  557301 , difficulty:  1123710 , date:  "2015-07-12 05:36:04" },
  { height:  557302 , difficulty:  1124086 , date:  "2015-07-12 05:38:25" },
  { height:  557303 , difficulty:  1124974 , date:  "2015-07-12 05:38:31" },
  { height:  557304 , difficulty:  1120080 , date:  "2015-07-12 05:39:12" },
  { height:  557305 , difficulty:  1120498 , date:  "2015-07-12 05:39:13" },
  { height:  557306 , difficulty:  1116071 , date:  "2015-07-12 05:40:03" },
  { height:  557307 , difficulty:  1118004 , date:  "2015-07-12 05:40:09" },
  { height:  557308 , difficulty:  1122066 , date:  "2015-07-12 05:40:26" },
  { height:  557309 , difficulty:  1121303 , date:  "2015-07-12 05:42:29" },
  { height:  557310 , difficulty:  1122414 , date:  "2015-07-12 05:42:37" },
  { height:  557311 , difficulty:  1116906 , date:  "2015-07-12 05:44:52" },
  { height:  557312 , difficulty:  1115995 , date:  "2015-07-12 05:45:02" },
  { height:  557313 , difficulty:  1116923 , date:  "2015-07-12 05:45:14" },
  { height:  557314 , difficulty:  1116769 , date:  "2015-07-12 05:45:33" },
  { height:  557315 , difficulty:  1116427 , date:  "2015-07-12 05:47:48" },
  { height:  557316 , difficulty:  1114179 , date:  "2015-07-12 05:48:18" },
  { height:  557317 , difficulty:  1115845 , date:  "2015-07-12 05:51:03" },
  { height:  557318 , difficulty:  1117894 , date:  "2015-07-12 05:52:28" },
  { height:  557319 , difficulty:  1119670 , date:  "2015-07-12 05:52:51" },
  { height:  557320 , difficulty:  1111346 , date:  "2015-07-12 05:54:30" },
  { height:  557321 , difficulty:  1111599 , date:  "2015-07-12 05:54:44" },
  { height:  557322 , difficulty:  1112314 , date:  "2015-07-12 05:55:19" },
  { height:  557323 , difficulty:  1111561 , date:  "2015-07-12 05:55:45" },
  { height:  557324 , difficulty:  1109557 , date:  "2015-07-12 05:57:15" },
  { height:  557325 , difficulty:  1108517 , date:  "2015-07-12 05:59:02" },
  { height:  557326 , difficulty:  1108710 , date:  "2015-07-12 05:59:06" },
  { height:  557327 , difficulty:  1110785 , date:  "2015-07-12 05:59:18" },
  { height:  557328 , difficulty:  1111470 , date:  "2015-07-12 06:01:30" },
  { height:  557329 , difficulty:  1114068 , date:  "2015-07-12 06:02:34" },
  { height:  557330 , difficulty:  1116751 , date:  "2015-07-12 06:03:17" },
  { height:  557331 , difficulty:  1116214 , date:  "2015-07-12 06:03:42" },
  { height:  557332 , difficulty:  1116943 , date:  "2015-07-12 06:07:32" },
  { height:  557333 , difficulty:  1115914 , date:  "2015-07-12 06:07:38" },
  { height:  557334 , difficulty:  1116216 , date:  "2015-07-12 06:09:01" },
  { height:  557335 , difficulty:  1124461 , date:  "2015-07-12 06:09:36" },
  { height:  557336 , difficulty:  1126367 , date:  "2015-07-12 06:10:49" },
  { height:  557337 , difficulty:  1125009 , date:  "2015-07-12 06:14:11" },
  { height:  557338 , difficulty:  1121739 , date:  "2015-07-12 06:15:29" },
  { height:  557339 , difficulty:  1123333 , date:  "2015-07-12 06:16:00" },
  { height:  557340 , difficulty:  1124989 , date:  "2015-07-12 06:17:01" },
  { height:  557341 , difficulty:  1124922 , date:  "2015-07-12 06:17:05" },
  { height:  557342 , difficulty:  1124864 , date:  "2015-07-12 06:20:25" },
  { height:  557343 , difficulty:  1123501 , date:  "2015-07-12 06:23:08" },
  { height:  557344 , difficulty:  1119685 , date:  "2015-07-12 06:23:20" },
  { height:  557345 , difficulty:  1124827 , date:  "2015-07-12 06:27:36" },
  { height:  557346 , difficulty:  1128049 , date:  "2015-07-12 06:27:42" },
  { height:  557347 , difficulty:  1122829 , date:  "2015-07-12 06:28:57" },
  { height:  557348 , difficulty:  1129430 , date:  "2015-07-12 06:29:42" },
  { height:  557349 , difficulty:  1130248 , date:  "2015-07-12 06:29:46" },
  { height:  557350 , difficulty:  1130356 , date:  "2015-07-12 06:30:00" },
  { height:  557351 , difficulty:  1130927 , date:  "2015-07-12 06:30:04" },
  { height:  557352 , difficulty:  1128917 , date:  "2015-07-12 06:30:55" },
  { height:  557353 , difficulty:  1128183 , date:  "2015-07-12 06:30:59" },
  { height:  557354 , difficulty:  1129405 , date:  "2015-07-12 06:33:09" },
  { height:  557355 , difficulty:  1139196 , date:  "2015-07-12 06:33:13" },
  { height:  557356 , difficulty:  1138754 , date:  "2015-07-12 06:35:28" },
  { height:  557357 , difficulty:  1142433 , date:  "2015-07-12 06:36:51" },
  { height:  557358 , difficulty:  1140061 , date:  "2015-07-12 06:36:53" },
  { height:  557359 , difficulty:  1139522 , date:  "2015-07-12 06:37:00" },
  { height:  557360 , difficulty:  1138421 , date:  "2015-07-12 06:37:25" },
  { height:  557361 , difficulty:  1137093 , date:  "2015-07-12 06:37:29" },
  { height:  557362 , difficulty:  1137025 , date:  "2015-07-12 06:40:17" },
  { height:  557363 , difficulty:  1140053 , date:  "2015-07-12 06:40:23" },
  { height:  557364 , difficulty:  1137832 , date:  "2015-07-12 06:40:33" },
  { height:  557365 , difficulty:  1139670 , date:  "2015-07-12 06:40:44" },
  { height:  557366 , difficulty:  1131769 , date:  "2015-07-12 06:41:15" },
  { height:  557367 , difficulty:  1132685 , date:  "2015-07-12 06:43:30" },
  { height:  557368 , difficulty:  1132613 , date:  "2015-07-12 06:51:54" },
  { height:  557369 , difficulty:  1135382 , date:  "2015-07-12 06:52:14" },
  { height:  557370 , difficulty:  1131948 , date:  "2015-07-12 06:56:07" },
  { height:  557371 , difficulty:  1130750 , date:  "2015-07-12 06:56:09" },
  { height:  557372 , difficulty:  1133807 , date:  "2015-07-12 06:57:44" },
  { height:  557373 , difficulty:  1137131 , date:  "2015-07-12 06:58:01" },
  { height:  557374 , difficulty:  1135879 , date:  "2015-07-12 07:01:31" },
  { height:  557375 , difficulty:  1136340 , date:  "2015-07-12 07:04:17" },
  { height:  557376 , difficulty:  1136336 , date:  "2015-07-12 07:04:23" },
  { height:  557377 , difficulty:  1136610 , date:  "2015-07-12 07:05:10" },
  { height:  557378 , difficulty:  1135714 , date:  "2015-07-12 07:05:15" },
  { height:  557379 , difficulty:  1138163 , date:  "2015-07-12 07:07:16" },
  { height:  557380 , difficulty:  1138239 , date:  "2015-07-12 07:08:41" },
  { height:  557381 , difficulty:  1139391 , date:  "2015-07-12 07:09:17" },
  { height:  557382 , difficulty:  1138451 , date:  "2015-07-12 07:09:19" },
  { height:  557383 , difficulty:  1138699 , date:  "2015-07-12 07:09:35" },
  { height:  557384 , difficulty:  1141573 , date:  "2015-07-12 07:11:28" },
  { height:  557385 , difficulty:  1138734 , date:  "2015-07-12 07:11:35" },
  { height:  557386 , difficulty:  1140105 , date:  "2015-07-12 07:13:40" },
  { height:  557387 , difficulty:  1138140 , date:  "2015-07-12 07:16:56" },
  { height:  557388 , difficulty:  1143029 , date:  "2015-07-12 07:17:00" },
  { height:  557389 , difficulty:  1142921 , date:  "2015-07-12 07:18:29" },
  { height:  557390 , difficulty:  1146497 , date:  "2015-07-12 07:21:09" },
  { height:  557391 , difficulty:  1148599 , date:  "2015-07-12 07:24:30" },
  { height:  557392 , difficulty:  1154910 , date:  "2015-07-12 07:24:33" },
  { height:  557393 , difficulty:  1149533 , date:  "2015-07-12 07:25:09" },
  { height:  557394 , difficulty:  1146916 , date:  "2015-07-12 07:25:34" },
  { height:  557395 , difficulty:  1146584 , date:  "2015-07-12 07:26:34" },
  { height:  557396 , difficulty:  1143899 , date:  "2015-07-12 07:26:37" },
  { height:  557397 , difficulty:  1144334 , date:  "2015-07-12 07:28:37" },
  { height:  557398 , difficulty:  1145429 , date:  "2015-07-12 07:28:43" },
  { height:  557399 , difficulty:  1144648 , date:  "2015-07-12 07:29:26" },
  { height:  557400 , difficulty:  1149572 , date:  "2015-07-12 07:29:29" },
  { height:  557401 , difficulty:  1147787 , date:  "2015-07-12 07:30:29" },
  { height:  557402 , difficulty:  1149278 , date:  "2015-07-12 07:31:39" },
  { height:  557403 , difficulty:  1152511 , date:  "2015-07-12 07:32:19" },
  { height:  557404 , difficulty:  1154597 , date:  "2015-07-12 07:33:34" },
  { height:  557405 , difficulty:  1154476 , date:  "2015-07-12 07:33:38" },
  { height:  557406 , difficulty:  1154464 , date:  "2015-07-12 07:40:24" },
  { height:  557407 , difficulty:  1154078 , date:  "2015-07-12 07:40:45" },
  { height:  557408 , difficulty:  1146916 , date:  "2015-07-12 07:42:38" },
  { height:  557409 , difficulty:  1147684 , date:  "2015-07-12 07:43:52" },
  { height:  557410 , difficulty:  1145158 , date:  "2015-07-12 07:44:58" },
  { height:  557411 , difficulty:  1151815 , date:  "2015-07-12 07:45:05" },
  { height:  557412 , difficulty:  1149604 , date:  "2015-07-12 07:45:28" },
  { height:  557413 , difficulty:  1143352 , date:  "2015-07-12 07:45:32" },
  { height:  557414 , difficulty:  1142570 , date:  "2015-07-12 07:46:38" },
  { height:  557415 , difficulty:  1141924 , date:  "2015-07-12 07:51:20" },
  { height:  557416 , difficulty:  1140332 , date:  "2015-07-12 07:52:25" },
  { height:  557417 , difficulty:  1144262 , date:  "2015-07-12 07:52:31" },
  { height:  557418 , difficulty:  1144398 , date:  "2015-07-12 07:53:24" },
  { height:  557419 , difficulty:  1139187 , date:  "2015-07-12 07:54:10" },
  { height:  557420 , difficulty:  1139036 , date:  "2015-07-12 07:56:30" },
  { height:  557421 , difficulty:  1133661 , date:  "2015-07-12 07:56:32" },
  { height:  557422 , difficulty:  1137483 , date:  "2015-07-12 07:57:39" },
  { height:  557423 , difficulty:  1136508 , date:  "2015-07-12 07:57:42" },
  { height:  557424 , difficulty:  1137370 , date:  "2015-07-12 07:58:29" },
  { height:  557425 , difficulty:  1140771 , date:  "2015-07-12 07:59:01" },
  { height:  557426 , difficulty:  1141402 , date:  "2015-07-12 07:59:57" },
  { height:  557427 , difficulty:  1142722 , date:  "2015-07-12 08:05:30" },
  { height:  557428 , difficulty:  1149282 , date:  "2015-07-12 08:05:48" },
  { height:  557429 , difficulty:  1151414 , date:  "2015-07-12 08:05:51" },
  { height:  557430 , difficulty:  1150394 , date:  "2015-07-12 08:06:08" },
  { height:  557431 , difficulty:  1150471 , date:  "2015-07-12 08:07:07" },
  { height:  557432 , difficulty:  1150973 , date:  "2015-07-12 08:07:12" },
  { height:  557433 , difficulty:  1152716 , date:  "2015-07-12 08:10:10" },
  { height:  557434 , difficulty:  1153490 , date:  "2015-07-12 08:12:16" },
  { height:  557435 , difficulty:  1155499 , date:  "2015-07-12 08:14:23" },
  { height:  557436 , difficulty:  1158219 , date:  "2015-07-12 08:14:44" },
  { height:  557437 , difficulty:  1165988 , date:  "2015-07-12 08:15:29" },
  { height:  557438 , difficulty:  1160424 , date:  "2015-07-12 08:17:33" },
  { height:  557439 , difficulty:  1167890 , date:  "2015-07-12 08:17:50" },
  { height:  557440 , difficulty:  1168399 , date:  "2015-07-12 08:18:55" },
  { height:  557441 , difficulty:  1169588 , date:  "2015-07-12 08:20:39" },
  { height:  557442 , difficulty:  1171966 , date:  "2015-07-12 08:21:24" },
  { height:  557443 , difficulty:  1169542 , date:  "2015-07-12 08:21:41" },
  { height:  557444 , difficulty:  1152752 , date:  "2015-07-12 08:23:06" },
  { height:  557445 , difficulty:  1152568 , date:  "2015-07-12 08:25:00" },
  { height:  557446 , difficulty:  1149229 , date:  "2015-07-12 08:25:03" },
  { height:  557447 , difficulty:  1149334 , date:  "2015-07-12 08:26:26" },
  { height:  557448 , difficulty:  1146449 , date:  "2015-07-12 08:27:09" },
  { height:  557449 , difficulty:  1146376 , date:  "2015-07-12 08:27:19" },
  { height:  557450 , difficulty:  1140562 , date:  "2015-07-12 08:27:20" },
  { height:  557451 , difficulty:  1135291 , date:  "2015-07-12 08:27:42" },
  { height:  557452 , difficulty:  1135720 , date:  "2015-07-12 08:29:50" },
  { height:  557453 , difficulty:  1135179 , date:  "2015-07-12 08:29:58" },
  { height:  557454 , difficulty:  1143659 , date:  "2015-07-12 08:31:49" },
  { height:  557455 , difficulty:  1139816 , date:  "2015-07-12 08:31:53" },
  { height:  557456 , difficulty:  1137761 , date:  "2015-07-12 08:32:51" },
  { height:  557457 , difficulty:  1138529 , date:  "2015-07-12 08:33:25" },
  { height:  557458 , difficulty:  1138874 , date:  "2015-07-12 08:35:03" },
  { height:  557459 , difficulty:  1138797 , date:  "2015-07-12 08:35:08" },
  { height:  557460 , difficulty:  1141589 , date:  "2015-07-12 08:35:49" },
  { height:  557461 , difficulty:  1148988 , date:  "2015-07-12 08:36:29" },
  { height:  557462 , difficulty:  1145621 , date:  "2015-07-12 08:38:27" },
  { height:  557463 , difficulty:  1140743 , date:  "2015-07-12 08:42:09" },
  { height:  557464 , difficulty:  1142049 , date:  "2015-07-12 08:42:15" },
  { height:  557465 , difficulty:  1141595 , date:  "2015-07-12 08:42:24" },
  { height:  557466 , difficulty:  1137356 , date:  "2015-07-12 08:43:28" },
  { height:  557467 , difficulty:  1131144 , date:  "2015-07-12 08:43:55" },
  { height:  557468 , difficulty:  1131255 , date:  "2015-07-12 08:45:10" },
  { height:  557469 , difficulty:  1131036 , date:  "2015-07-12 08:45:12" },
  { height:  557470 , difficulty:  1134432 , date:  "2015-07-12 08:45:27" },
  { height:  557471 , difficulty:  1132983 , date:  "2015-07-12 08:46:46" },
  { height:  557472 , difficulty:  1136899 , date:  "2015-07-12 08:48:12" },
  { height:  557473 , difficulty:  1133505 , date:  "2015-07-12 08:48:40" },
  { height:  557474 , difficulty:  1134296 , date:  "2015-07-12 08:55:24" },
  { height:  557475 , difficulty:  1133254 , date:  "2015-07-12 08:55:28" },
  { height:  557476 , difficulty:  1133388 , date:  "2015-07-12 08:58:34" },
  { height:  557477 , difficulty:  1131611 , date:  "2015-07-12 09:00:13" },
  { height:  557478 , difficulty:  1133521 , date:  "2015-07-12 09:00:22" },
  { height:  557479 , difficulty:  1132495 , date:  "2015-07-12 09:00:27" },
  { height:  557480 , difficulty:  1134042 , date:  "2015-07-12 09:02:29" },
  { height:  557481 , difficulty:  1134149 , date:  "2015-07-12 09:02:35" },
  { height:  557482 , difficulty:  1122091 , date:  "2015-07-12 09:03:46" },
  { height:  557483 , difficulty:  1122823 , date:  "2015-07-12 09:03:48" },
  { height:  557484 , difficulty:  1120776 , date:  "2015-07-12 09:04:25" },
  { height:  557485 , difficulty:  1126280 , date:  "2015-07-12 09:04:31" },
  { height:  557486 , difficulty:  1124403 , date:  "2015-07-12 09:07:31" },
  { height:  557487 , difficulty:  1126498 , date:  "2015-07-12 09:07:36" },
  { height:  557488 , difficulty:  1129867 , date:  "2015-07-12 09:08:48" },
  { height:  557489 , difficulty:  1130080 , date:  "2015-07-12 09:09:43" },
  { height:  557490 , difficulty:  1129084 , date:  "2015-07-12 09:11:42" },
  { height:  557491 , difficulty:  1122498 , date:  "2015-07-12 09:12:23" },
  { height:  557492 , difficulty:  1123076 , date:  "2015-07-12 09:12:25" },
  { height:  557493 , difficulty:  1123887 , date:  "2015-07-12 09:13:56" },
  { height:  557494 , difficulty:  1127555 , date:  "2015-07-12 09:13:58" },
  { height:  557495 , difficulty:  1126313 , date:  "2015-07-12 09:14:35" },
  { height:  557496 , difficulty:  1122393 , date:  "2015-07-12 09:14:41" },
  { height:  557497 , difficulty:  1124075 , date:  "2015-07-12 09:15:44" },
  { height:  557498 , difficulty:  1123881 , date:  "2015-07-12 09:16:46" },
  { height:  557499 , difficulty:  1124001 , date:  "2015-07-12 09:19:48" },
  { height:  557500 , difficulty:  1124409 , date:  "2015-07-12 09:20:02" },
  { height:  557501 , difficulty:  1124104 , date:  "2015-07-12 09:20:45" },
  { height:  557502 , difficulty:  1122568 , date:  "2015-07-12 09:22:28" },
  { height:  557503 , difficulty:  1119383 , date:  "2015-07-12 09:30:06" },
  { height:  557504 , difficulty:  1119064 , date:  "2015-07-12 09:31:48" },
  { height:  557505 , difficulty:  1119748 , date:  "2015-07-12 09:31:48" },
  { height:  557506 , difficulty:  1121812 , date:  "2015-07-12 09:32:51" },
  { height:  557507 , difficulty:  1120276 , date:  "2015-07-12 09:34:36" },
  { height:  557508 , difficulty:  1121971 , date:  "2015-07-12 09:37:55" },
  { height:  557509 , difficulty:  1123866 , date:  "2015-07-12 09:38:15" },
  { height:  557510 , difficulty:  1120110 , date:  "2015-07-12 09:38:34" },
  { height:  557511 , difficulty:  1118312 , date:  "2015-07-12 09:39:47" },
  { height:  557512 , difficulty:  1118890 , date:  "2015-07-12 09:41:07" },
  { height:  557513 , difficulty:  1117739 , date:  "2015-07-12 09:41:43" },
  { height:  557514 , difficulty:  1114290 , date:  "2015-07-12 09:43:22" },
  { height:  557515 , difficulty:  1121201 , date:  "2015-07-12 09:44:07" },
  { height:  557516 , difficulty:  1121307 , date:  "2015-07-12 09:44:48" },
  { height:  557517 , difficulty:  1118950 , date:  "2015-07-12 09:45:46" },
  { height:  557518 , difficulty:  1119813 , date:  "2015-07-12 09:48:01" },
  { height:  557519 , difficulty:  1121827 , date:  "2015-07-12 09:54:11" },
  { height:  557520 , difficulty:  1124006 , date:  "2015-07-12 09:56:00" },
  { height:  557521 , difficulty:  1120637 , date:  "2015-07-12 09:56:03" },
  { height:  557522 , difficulty:  1124752 , date:  "2015-07-12 09:58:11" },
  { height:  557523 , difficulty:  1122377 , date:  "2015-07-12 10:00:52" },
  { height:  557524 , difficulty:  1121349 , date:  "2015-07-12 10:01:38" },
  { height:  557525 , difficulty:  1124230 , date:  "2015-07-12 10:04:19" },
  { height:  557526 , difficulty:  1124440 , date:  "2015-07-12 10:05:52" },
  { height:  557527 , difficulty:  1127689 , date:  "2015-07-12 10:08:14" },
  { height:  557528 , difficulty:  1126022 , date:  "2015-07-12 10:08:16" },
  { height:  557529 , difficulty:  1129533 , date:  "2015-07-12 10:09:26" },
  { height:  557530 , difficulty:  1126910 , date:  "2015-07-12 10:09:42" },
  { height:  557531 , difficulty:  1128134 , date:  "2015-07-12 10:10:50" },
  { height:  557532 , difficulty:  1126567 , date:  "2015-07-12 10:11:15" },
  { height:  557533 , difficulty:  1128159 , date:  "2015-07-12 10:11:21" },
  { height:  557534 , difficulty:  1125336 , date:  "2015-07-12 10:11:33" },
  { height:  557535 , difficulty:  1126696 , date:  "2015-07-12 10:13:17" },
  { height:  557536 , difficulty:  1127883 , date:  "2015-07-12 10:15:43" },
  { height:  557537 , difficulty:  1131153 , date:  "2015-07-12 10:16:00" },
  { height:  557538 , difficulty:  1128304 , date:  "2015-07-12 10:17:32" },
  { height:  557539 , difficulty:  1123029 , date:  "2015-07-12 10:17:33" },
  { height:  557540 , difficulty:  1124761 , date:  "2015-07-12 10:17:37" },
  { height:  557541 , difficulty:  1126247 , date:  "2015-07-12 10:18:18" },
  { height:  557542 , difficulty:  1127729 , date:  "2015-07-12 10:19:21" },
  { height:  557543 , difficulty:  1132405 , date:  "2015-07-12 10:22:33" },
  { height:  557544 , difficulty:  1132743 , date:  "2015-07-12 10:23:25" },
  { height:  557545 , difficulty:  1135344 , date:  "2015-07-12 10:29:42" },
  { height:  557546 , difficulty:  1135692 , date:  "2015-07-12 10:29:45" },
  { height:  557547 , difficulty:  1135911 , date:  "2015-07-12 10:30:15" },
  { height:  557548 , difficulty:  1133359 , date:  "2015-07-12 10:38:14" },
  { height:  557549 , difficulty:  1138600 , date:  "2015-07-12 10:38:42" },
  { height:  557550 , difficulty:  1125885 , date:  "2015-07-12 10:40:51" },
  { height:  557551 , difficulty:  1125972 , date:  "2015-07-12 10:41:29" },
  { height:  557552 , difficulty:  1120271 , date:  "2015-07-12 10:41:54" },
  { height:  557553 , difficulty:  1118642 , date:  "2015-07-12 10:44:28" },
  { height:  557554 , difficulty:  1119532 , date:  "2015-07-12 10:44:59" },
  { height:  557555 , difficulty:  1123539 , date:  "2015-07-12 10:48:06" },
  { height:  557556 , difficulty:  1120164 , date:  "2015-07-12 10:48:08" },
  { height:  557557 , difficulty:  1123461 , date:  "2015-07-12 10:49:34" },
  { height:  557558 , difficulty:  1123771 , date:  "2015-07-12 10:50:29" },
  { height:  557559 , difficulty:  1125334 , date:  "2015-07-12 10:51:46" },
  { height:  557560 , difficulty:  1124356 , date:  "2015-07-12 10:51:50" },
  { height:  557561 , difficulty:  1124335 , date:  "2015-07-12 10:52:10" },
  { height:  557562 , difficulty:  1118889 , date:  "2015-07-12 10:53:14" },
  { height:  557563 , difficulty:  1122290 , date:  "2015-07-12 10:53:38" },
  { height:  557564 , difficulty:  1120316 , date:  "2015-07-12 10:54:02" },
  { height:  557565 , difficulty:  1118865 , date:  "2015-07-12 10:54:22" },
  { height:  557566 , difficulty:  1119274 , date:  "2015-07-12 10:58:38" },
  { height:  557567 , difficulty:  1118157 , date:  "2015-07-12 10:58:47" },
  { height:  557568 , difficulty:  1123602 , date:  "2015-07-12 10:59:05" },
  { height:  557569 , difficulty:  1124356 , date:  "2015-07-12 10:59:50" },
  { height:  557570 , difficulty:  1126846 , date:  "2015-07-12 11:00:27" },
  { height:  557571 , difficulty:  1127798 , date:  "2015-07-12 11:03:07" },
  { height:  557572 , difficulty:  1128398 , date:  "2015-07-12 11:04:23" },
  { height:  557573 , difficulty:  1127766 , date:  "2015-07-12 11:05:04" },
  { height:  557574 , difficulty:  1127070 , date:  "2015-07-12 11:06:16" },
  { height:  557575 , difficulty:  1121467 , date:  "2015-07-12 11:08:54" },
  { height:  557576 , difficulty:  1122212 , date:  "2015-07-12 11:09:14" },
  { height:  557577 , difficulty:  1121399 , date:  "2015-07-12 11:09:47" },
  { height:  557578 , difficulty:  1118413 , date:  "2015-07-12 11:10:00" },
  { height:  557579 , difficulty:  1104986 , date:  "2015-07-12 11:10:40" },
  { height:  557580 , difficulty:  1102988 , date:  "2015-07-12 11:12:11" },
  { height:  557581 , difficulty:  1103554 , date:  "2015-07-12 11:12:32" },
  { height:  557582 , difficulty:  1101808 , date:  "2015-07-12 11:13:00" },
  { height:  557583 , difficulty:  1098747 , date:  "2015-07-12 11:13:25" },
  { height:  557584 , difficulty:  1094907 , date:  "2015-07-12 11:13:46" },
  { height:  557585 , difficulty:  1094474 , date:  "2015-07-12 11:14:48" },
  { height:  557586 , difficulty:  1095427 , date:  "2015-07-12 11:17:01" },
  { height:  557587 , difficulty:  1095542 , date:  "2015-07-12 11:17:27" },
  { height:  557588 , difficulty:  1095865 , date:  "2015-07-12 11:17:34" },
  { height:  557589 , difficulty:  1094848 , date:  "2015-07-12 11:21:03" },
  { height:  557590 , difficulty:  1094123 , date:  "2015-07-12 11:23:14" },
  { height:  557591 , difficulty:  1094456 , date:  "2015-07-12 11:25:22" },
  { height:  557592 , difficulty:  1094021 , date:  "2015-07-12 11:26:24" },
  { height:  557593 , difficulty:  1093138 , date:  "2015-07-12 11:26:39" },
  { height:  557594 , difficulty:  1089924 , date:  "2015-07-12 11:27:12" },
  { height:  557595 , difficulty:  1080350 , date:  "2015-07-12 11:27:14" },
  { height:  557596 , difficulty:  1077656 , date:  "2015-07-12 11:27:21" },
  { height:  557597 , difficulty:  1086198 , date:  "2015-07-12 11:27:29" },
  { height:  557598 , difficulty:  1082931 , date:  "2015-07-12 11:27:36" },
  { height:  557599 , difficulty:  1078527 , date:  "2015-07-12 11:27:56" },
  { height:  557600 , difficulty:  1077502 , date:  "2015-07-12 11:30:33" },
  { height:  557601 , difficulty:  1075742 , date:  "2015-07-12 11:30:53" },
  { height:  557602 , difficulty:  1073296 , date:  "2015-07-12 11:31:01" },
  { height:  557603 , difficulty:  1069370 , date:  "2015-07-12 11:31:27" },
  { height:  557604 , difficulty:  1070939 , date:  "2015-07-12 11:31:36" },
  { height:  557605 , difficulty:  1070533 , date:  "2015-07-12 11:32:56" },
  { height:  557606 , difficulty:  1070372 , date:  "2015-07-12 11:33:15" },
  { height:  557607 , difficulty:  1069168 , date:  "2015-07-12 11:34:16" },
  { height:  557608 , difficulty:  1070645 , date:  "2015-07-12 11:34:36" },
  { height:  557609 , difficulty:  1070658 , date:  "2015-07-12 11:35:05" },
  { height:  557610 , difficulty:  1070747 , date:  "2015-07-12 11:36:36" },
  { height:  557611 , difficulty:  1068129 , date:  "2015-07-12 11:36:42" },
  { height:  557612 , difficulty:  1066567 , date:  "2015-07-12 11:38:18" },
  { height:  557613 , difficulty:  1066282 , date:  "2015-07-12 11:38:35" },
  { height:  557614 , difficulty:  1064222 , date:  "2015-07-12 11:39:20" },
  { height:  557615 , difficulty:  1066050 , date:  "2015-07-12 11:40:22" },
  { height:  557616 , difficulty:  1067491 , date:  "2015-07-12 11:42:59" },
  { height:  557617 , difficulty:  1071084 , date:  "2015-07-12 11:43:29" },
  { height:  557618 , difficulty:  1071552 , date:  "2015-07-12 11:43:38" },
  { height:  557619 , difficulty:  1066279 , date:  "2015-07-12 11:44:18" },
  { height:  557620 , difficulty:  1065078 , date:  "2015-07-12 11:45:48" },
  { height:  557621 , difficulty:  1056149 , date:  "2015-07-12 11:46:26" },
  { height:  557622 , difficulty:  1056214 , date:  "2015-07-12 11:47:11" },
  { height:  557623 , difficulty:  1056145 , date:  "2015-07-12 11:47:26" },
  { height:  557624 , difficulty:  1044610 , date:  "2015-07-12 11:48:03" },
  { height:  557625 , difficulty:  1044070 , date:  "2015-07-12 11:49:25" },
  { height:  557626 , difficulty:  1041927 , date:  "2015-07-12 11:50:31" },
  { height:  557627 , difficulty:  1042572 , date:  "2015-07-12 11:50:33" },
  { height:  557628 , difficulty:  1046407 , date:  "2015-07-12 11:50:57" },
  { height:  557629 , difficulty:  1042867 , date:  "2015-07-12 11:51:51" },
  { height:  557630 , difficulty:  1042421 , date:  "2015-07-12 11:57:05" },
  { height:  557631 , difficulty:  1038808 , date:  "2015-07-12 11:57:21" },
  { height:  557632 , difficulty:  1038920 , date:  "2015-07-12 12:00:09" },
  { height:  557633 , difficulty:  1039787 , date:  "2015-07-12 12:01:53" },
  { height:  557634 , difficulty:  1038577 , date:  "2015-07-12 12:02:02" },
  { height:  557635 , difficulty:  1036872 , date:  "2015-07-12 12:03:01" },
  { height:  557636 , difficulty:  1038030 , date:  "2015-07-12 12:03:04" },
  { height:  557637 , difficulty:  1037728 , date:  "2015-07-12 12:03:59" },
  { height:  557638 , difficulty:  1039195 , date:  "2015-07-12 12:04:19" },
  { height:  557639 , difficulty:  1039636 , date:  "2015-07-12 12:04:46" },
  { height:  557640 , difficulty:  1039832 , date:  "2015-07-12 12:05:29" },
  { height:  557641 , difficulty:  1042321 , date:  "2015-07-12 12:06:08" },
  { height:  557642 , difficulty:  1037611 , date:  "2015-07-12 12:07:25" },
  { height:  557643 , difficulty:  1037560 , date:  "2015-07-12 12:07:51" },
  { height:  557644 , difficulty:  1037975 , date:  "2015-07-12 12:08:02" },
  { height:  557645 , difficulty:  1037466 , date:  "2015-07-12 12:08:03" },
  { height:  557646 , difficulty:  1036913 , date:  "2015-07-12 12:10:47" },
  { height:  557647 , difficulty:  1032882 , date:  "2015-07-12 12:11:48" },
  { height:  557648 , difficulty:  1033864 , date:  "2015-07-12 12:12:18" },
  { height:  557649 , difficulty:  1033002 , date:  "2015-07-12 12:17:11" },
  { height:  557650 , difficulty:  1037349 , date:  "2015-07-12 12:18:04" },
  { height:  557651 , difficulty:  1033293 , date:  "2015-07-12 12:19:08" },
  { height:  557652 , difficulty:  1036095 , date:  "2015-07-12 12:21:25" },
  { height:  557653 , difficulty:  1035329 , date:  "2015-07-12 12:22:46" },
  { height:  557654 , difficulty:  1037361 , date:  "2015-07-12 12:26:45" },
  { height:  557655 , difficulty:  1037627 , date:  "2015-07-12 12:27:15" },
  { height:  557656 , difficulty:  1035507 , date:  "2015-07-12 12:27:17" },
  { height:  557657 , difficulty:  1035344 , date:  "2015-07-12 12:27:24" },
  { height:  557658 , difficulty:  1034809 , date:  "2015-07-12 12:29:49" },
  { height:  557659 , difficulty:  1037386 , date:  "2015-07-12 12:29:56" },
  { height:  557660 , difficulty:  1039175 , date:  "2015-07-12 12:31:05" },
  { height:  557661 , difficulty:  1039154 , date:  "2015-07-12 12:31:33" },
  { height:  557662 , difficulty:  1035845 , date:  "2015-07-12 12:32:11" },
  { height:  557663 , difficulty:  1035267 , date:  "2015-07-12 12:35:36" },
  { height:  557664 , difficulty:  1038106 , date:  "2015-07-12 12:35:59" },
  { height:  557665 , difficulty:  1041006 , date:  "2015-07-12 12:37:00" },
  { height:  557666 , difficulty:  1037648 , date:  "2015-07-12 12:37:04" },
  { height:  557667 , difficulty:  1034471 , date:  "2015-07-12 12:37:39" },
  { height:  557668 , difficulty:  1035308 , date:  "2015-07-12 12:37:52" },
  { height:  557669 , difficulty:  1034983 , date:  "2015-07-12 12:38:05" },
  { height:  557670 , difficulty:  1035280 , date:  "2015-07-12 12:41:18" },
  { height:  557671 , difficulty:  1042310 , date:  "2015-07-12 12:41:21" },
  { height:  557672 , difficulty:  1042106 , date:  "2015-07-12 12:42:08" },
  { height:  557673 , difficulty:  1044123 , date:  "2015-07-12 12:42:38" },
  { height:  557674 , difficulty:  1044367 , date:  "2015-07-12 12:43:06" },
  { height:  557675 , difficulty:  1047663 , date:  "2015-07-12 12:42:50" },
  { height:  557676 , difficulty:  1045513 , date:  "2015-07-12 12:43:16" },
  { height:  557677 , difficulty:  1044982 , date:  "2015-07-12 12:43:34" },
  { height:  557678 , difficulty:  1047060 , date:  "2015-07-12 12:43:36" },
  { height:  557679 , difficulty:  1047840 , date:  "2015-07-12 12:43:47" },
  { height:  557680 , difficulty:  1050632 , date:  "2015-07-12 12:44:01" },
  { height:  557681 , difficulty:  1049895 , date:  "2015-07-12 12:44:09" },
  { height:  557682 , difficulty:  1055184 , date:  "2015-07-12 12:44:26" },
  { height:  557683 , difficulty:  1053617 , date:  "2015-07-12 12:45:00" },
  { height:  557684 , difficulty:  1053233 , date:  "2015-07-12 12:45:40" },
  { height:  557685 , difficulty:  1053884 , date:  "2015-07-12 12:46:33" },
  { height:  557686 , difficulty:  1055837 , date:  "2015-07-12 12:47:13" },
  { height:  557687 , difficulty:  1060226 , date:  "2015-07-12 12:47:39" },
  { height:  557688 , difficulty:  1059482 , date:  "2015-07-12 12:47:41" },
  { height:  557689 , difficulty:  1059558 , date:  "2015-07-12 12:48:28" },
  { height:  557690 , difficulty:  1058304 , date:  "2015-07-12 12:49:04" },
  { height:  557691 , difficulty:  1057165 , date:  "2015-07-12 12:50:22" },
  { height:  557692 , difficulty:  1053372 , date:  "2015-07-12 12:54:00" },
  { height:  557693 , difficulty:  1053405 , date:  "2015-07-12 12:54:07" },
  { height:  557694 , difficulty:  1054346 , date:  "2015-07-12 12:54:51" },
  { height:  557695 , difficulty:  1054289 , date:  "2015-07-12 12:57:23" },
  { height:  557696 , difficulty:  1052533 , date:  "2015-07-12 13:00:24" },
  { height:  557697 , difficulty:  1053142 , date:  "2015-07-12 13:01:38" },
  { height:  557698 , difficulty:  1054189 , date:  "2015-07-12 13:02:37" },
  { height:  557699 , difficulty:  1058901 , date:  "2015-07-12 13:03:13" },
  { height:  557700 , difficulty:  1058995 , date:  "2015-07-12 13:04:36" },
  { height:  557701 , difficulty:  1057444 , date:  "2015-07-12 13:05:55" },
  { height:  557702 , difficulty:  1056222 , date:  "2015-07-12 13:06:30" },
  { height:  557703 , difficulty:  1059033 , date:  "2015-07-12 13:07:39" },
  { height:  557704 , difficulty:  1058349 , date:  "2015-07-12 13:09:12" },
  { height:  557705 , difficulty:  1057219 , date:  "2015-07-12 13:09:31" },
  { height:  557706 , difficulty:  1050034 , date:  "2015-07-12 13:09:54" },
  { height:  557707 , difficulty:  1049644 , date:  "2015-07-12 13:10:00" },
  { height:  557708 , difficulty:  1045001 , date:  "2015-07-12 13:10:05" },
  { height:  557709 , difficulty:  1042572 , date:  "2015-07-12 13:12:07" },
  { height:  557710 , difficulty:  1044304 , date:  "2015-07-12 13:12:32" },
  { height:  557711 , difficulty:  1042698 , date:  "2015-07-12 13:12:45" },
  { height:  557712 , difficulty:  1043056 , date:  "2015-07-12 13:13:12" },
  { height:  557713 , difficulty:  1042446 , date:  "2015-07-12 13:14:00" },
  { height:  557714 , difficulty:  1044858 , date:  "2015-07-12 13:15:22" },
  { height:  557715 , difficulty:  1047283 , date:  "2015-07-12 13:16:28" },
  { height:  557716 , difficulty:  1047242 , date:  "2015-07-12 13:16:34" },
  { height:  557717 , difficulty:  1047531 , date:  "2015-07-12 13:17:06" },
  { height:  557718 , difficulty:  1045566 , date:  "2015-07-12 13:18:25" },
  { height:  557719 , difficulty:  1047814 , date:  "2015-07-12 13:20:09" },
  { height:  557720 , difficulty:  1047431 , date:  "2015-07-12 13:20:45" },
  { height:  557721 , difficulty:  1047536 , date:  "2015-07-12 13:23:13" },
  { height:  557722 , difficulty:  1044064 , date:  "2015-07-12 13:24:09" },
  { height:  557723 , difficulty:  1042324 , date:  "2015-07-12 13:25:20" },
  { height:  557724 , difficulty:  1042522 , date:  "2015-07-12 13:25:21" },
  { height:  557725 , difficulty:  1035393 , date:  "2015-07-12 13:25:46" },
  { height:  557726 , difficulty:  1034171 , date:  "2015-07-12 13:26:17" },
  { height:  557727 , difficulty:  1036601 , date:  "2015-07-12 13:26:54" },
  { height:  557728 , difficulty:  1037128 , date:  "2015-07-12 13:27:13" },
  { height:  557729 , difficulty:  1035708 , date:  "2015-07-12 13:27:56" },
  { height:  557730 , difficulty:  1030625 , date:  "2015-07-12 13:29:09" },
  { height:  557731 , difficulty:  1029885 , date:  "2015-07-12 13:29:11" },
  { height:  557732 , difficulty:  1029928 , date:  "2015-07-12 13:30:07" },
  { height:  557733 , difficulty:  1030496 , date:  "2015-07-12 13:30:12" },
  { height:  557734 , difficulty:  1026778 , date:  "2015-07-12 13:31:48" },
  { height:  557735 , difficulty:  1026559 , date:  "2015-07-12 13:34:50" },
  { height:  557736 , difficulty:  1025816 , date:  "2015-07-12 13:34:59" },
  { height:  557737 , difficulty:  1025651 , date:  "2015-07-12 13:35:01" },
  { height:  557738 , difficulty:  1024724 , date:  "2015-07-12 13:35:03" },
  { height:  557739 , difficulty:  1025177 , date:  "2015-07-12 13:35:24" },
  { height:  557740 , difficulty:  1024751 , date:  "2015-07-12 13:39:20" },
  { height:  557741 , difficulty:  1024294 , date:  "2015-07-12 13:40:14" },
  { height:  557742 , difficulty:  1024170 , date:  "2015-07-12 13:43:18" },
  { height:  557743 , difficulty:  1024093 , date:  "2015-07-12 13:44:48" },
  { height:  557744 , difficulty:  1024150 , date:  "2015-07-12 13:47:23" },
  { height:  557745 , difficulty:  1029522 , date:  "2015-07-12 13:50:29" },
  { height:  557746 , difficulty:  1024340 , date:  "2015-07-12 13:50:36" },
  { height:  557747 , difficulty:  1024577 , date:  "2015-07-12 13:50:48" },
  { height:  557748 , difficulty:  1024186 , date:  "2015-07-12 13:52:15" },
  { height:  557749 , difficulty:  1024999 , date:  "2015-07-12 13:55:11" },
  { height:  557750 , difficulty:  1024713 , date:  "2015-07-12 14:01:30" },
  { height:  557751 , difficulty:  1025692 , date:  "2015-07-12 14:01:52" },
  { height:  557752 , difficulty:  1027037 , date:  "2015-07-12 14:02:06" },
  { height:  557753 , difficulty:  1030227 , date:  "2015-07-12 14:04:10" },
  { height:  557754 , difficulty:  1030161 , date:  "2015-07-12 14:06:13" },
  { height:  557755 , difficulty:  1029808 , date:  "2015-07-12 14:10:55" },
  { height:  557756 , difficulty:  1035588 , date:  "2015-07-12 14:12:15" },
  { height:  557757 , difficulty:  1035827 , date:  "2015-07-12 14:12:49" },
  { height:  557758 , difficulty:  1036191 , date:  "2015-07-12 14:14:23" },
  { height:  557759 , difficulty:  1035242 , date:  "2015-07-12 14:14:43" },
  { height:  557760 , difficulty:  1037630 , date:  "2015-07-12 14:15:09" },
  { height:  557761 , difficulty:  1036137 , date:  "2015-07-12 14:15:11" },
  { height:  557762 , difficulty:  1038079 , date:  "2015-07-12 14:15:58" },
  { height:  557763 , difficulty:  1037433 , date:  "2015-07-12 14:16:01" },
  { height:  557764 , difficulty:  1040812 , date:  "2015-07-12 14:17:10" },
  { height:  557765 , difficulty:  1039486 , date:  "2015-07-12 14:17:27" },
  { height:  557766 , difficulty:  1038964 , date:  "2015-07-12 14:18:27" },
  { height:  557767 , difficulty:  1040051 , date:  "2015-07-12 14:18:45" },
  { height:  557768 , difficulty:  1039571 , date:  "2015-07-12 14:18:52" },
  { height:  557769 , difficulty:  1040006 , date:  "2015-07-12 14:18:59" },
  { height:  557770 , difficulty:  1039447 , date:  "2015-07-12 14:19:15" },
  { height:  557771 , difficulty:  1038002 , date:  "2015-07-12 14:21:15" },
  { height:  557772 , difficulty:  1037201 , date:  "2015-07-12 14:21:57" },
  { height:  557773 , difficulty:  1035226 , date:  "2015-07-12 14:23:19" },
  { height:  557774 , difficulty:  1038687 , date:  "2015-07-12 14:23:44" },
  { height:  557775 , difficulty:  1037662 , date:  "2015-07-12 14:27:51" },
  { height:  557776 , difficulty:  1035916 , date:  "2015-07-12 14:29:51" },
  { height:  557777 , difficulty:  1039937 , date:  "2015-07-12 14:30:26" },
  { height:  557778 , difficulty:  1040440 , date:  "2015-07-12 14:30:54" },
  { height:  557779 , difficulty:  1039657 , date:  "2015-07-12 14:31:20" },
  { height:  557780 , difficulty:  1040453 , date:  "2015-07-12 14:33:21" },
  { height:  557781 , difficulty:  1046372 , date:  "2015-07-12 14:35:02" },
  { height:  557782 , difficulty:  1047815 , date:  "2015-07-12 14:35:24" },
  { height:  557783 , difficulty:  1048272 , date:  "2015-07-12 14:36:48" },
  { height:  557784 , difficulty:  1048029 , date:  "2015-07-12 14:38:58" },
  { height:  557785 , difficulty:  1045950 , date:  "2015-07-12 14:39:26" },
  { height:  557786 , difficulty:  1045569 , date:  "2015-07-12 14:40:10" },
  { height:  557787 , difficulty:  1045076 , date:  "2015-07-12 14:40:51" },
  { height:  557788 , difficulty:  1044339 , date:  "2015-07-12 14:41:53" },
  { height:  557789 , difficulty:  1044581 , date:  "2015-07-12 14:42:08" },
  { height:  557790 , difficulty:  1042785 , date:  "2015-07-12 14:43:58" },
  { height:  557791 , difficulty:  1041137 , date:  "2015-07-12 14:44:06" },
  { height:  557792 , difficulty:  1042605 , date:  "2015-07-12 14:44:20" },
  { height:  557793 , difficulty:  1042610 , date:  "2015-07-12 14:44:50" },
  { height:  557794 , difficulty:  1041228 , date:  "2015-07-12 14:44:54" },
  { height:  557795 , difficulty:  1038617 , date:  "2015-07-12 14:45:33" },
  { height:  557796 , difficulty:  1040539 , date:  "2015-07-12 14:47:15" },
  { height:  557797 , difficulty:  1037040 , date:  "2015-07-12 14:47:24" },
  { height:  557798 , difficulty:  1036014 , date:  "2015-07-12 14:49:41" },
  { height:  557799 , difficulty:  1036782 , date:  "2015-07-12 14:49:43" },
  { height:  557800 , difficulty:  1039355 , date:  "2015-07-12 14:51:52" },
  { height:  557801 , difficulty:  1040145 , date:  "2015-07-12 14:54:24" },
  { height:  557802 , difficulty:  1039196 , date:  "2015-07-12 14:56:56" },
  { height:  557803 , difficulty:  1041668 , date:  "2015-07-12 14:58:21" },
  { height:  557804 , difficulty:  1042633 , date:  "2015-07-12 14:59:21" },
  { height:  557805 , difficulty:  1044579 , date:  "2015-07-12 14:59:50" },
  { height:  557806 , difficulty:  1043631 , date:  "2015-07-12 14:59:56" },
  { height:  557807 , difficulty:  1046559 , date:  "2015-07-12 15:01:40" },
  { height:  557808 , difficulty:  1046728 , date:  "2015-07-12 15:01:57" },
  { height:  557809 , difficulty:  1049231 , date:  "2015-07-12 15:02:37" },
  { height:  557810 , difficulty:  1051077 , date:  "2015-07-12 15:03:05" },
  { height:  557811 , difficulty:  1046035 , date:  "2015-07-12 15:04:09" },
  { height:  557812 , difficulty:  1045728 , date:  "2015-07-12 15:04:55" },
  { height:  557813 , difficulty:  1048956 , date:  "2015-07-12 15:05:42" },
  { height:  557814 , difficulty:  1050226 , date:  "2015-07-12 15:07:20" },
  { height:  557815 , difficulty:  1051069 , date:  "2015-07-12 15:08:01" },
  { height:  557816 , difficulty:  1044505 , date:  "2015-07-12 15:08:50" },
  { height:  557817 , difficulty:  1043362 , date:  "2015-07-12 15:12:21" },
  { height:  557818 , difficulty:  1039207 , date:  "2015-07-12 15:12:25" },
  { height:  557819 , difficulty:  1036668 , date:  "2015-07-12 15:12:56" },
  { height:  557820 , difficulty:  1034032 , date:  "2015-07-12 15:15:28" },
  { height:  557821 , difficulty:  1032519 , date:  "2015-07-12 15:15:35" },
  { height:  557822 , difficulty:  1033029 , date:  "2015-07-12 15:17:10" },
  { height:  557823 , difficulty:  1033724 , date:  "2015-07-12 15:19:20" },
  { height:  557824 , difficulty:  1032191 , date:  "2015-07-12 15:21:11" },
  { height:  557825 , difficulty:  1028057 , date:  "2015-07-12 15:23:20" },
  { height:  557826 , difficulty:  1018353 , date:  "2015-07-12 15:24:00" },
  { height:  557827 , difficulty:  1018761 , date:  "2015-07-12 15:24:18" },
  { height:  557828 , difficulty:  1019332 , date:  "2015-07-12 15:24:57" },
  { height:  557829 , difficulty:  1020454 , date:  "2015-07-12 15:25:09" },
  { height:  557830 , difficulty:  1017193 , date:  "2015-07-12 15:26:32" },
  { height:  557831 , difficulty:  1010115 , date:  "2015-07-12 15:28:00" },
  { height:  557832 , difficulty:  1009641 , date:  "2015-07-12 15:29:12" },
  { height:  557833 , difficulty:  1010731 , date:  "2015-07-12 15:29:27" },
  { height:  557834 , difficulty:  1008284 , date:  "2015-07-12 15:31:05" },
  { height:  557835 , difficulty:  1009036 , date:  "2015-07-12 15:31:09" },
  { height:  557836 , difficulty:  1012369 , date:  "2015-07-12 15:34:48" },
  { height:  557837 , difficulty:  1012564 , date:  "2015-07-12 15:35:38" },
  { height:  557838 , difficulty:  1011348 , date:  "2015-07-12 15:36:47" },
  { height:  557839 , difficulty:  1015057 , date:  "2015-07-12 15:37:54" },
  { height:  557840 , difficulty:  1018125 , date:  "2015-07-12 15:39:24" },
  { height:  557841 , difficulty:  1018798 , date:  "2015-07-12 15:40:26" },
  { height:  557842 , difficulty:  1017149 , date:  "2015-07-12 15:44:41" },
  { height:  557843 , difficulty:  1016576 , date:  "2015-07-12 15:44:44" },
  { height:  557844 , difficulty:  1016504 , date:  "2015-07-12 15:45:48" },
  { height:  557845 , difficulty:  1016329 , date:  "2015-07-12 15:47:41" },
  { height:  557846 , difficulty:  1016726 , date:  "2015-07-12 15:47:48" },
  { height:  557847 , difficulty:  1015200 , date:  "2015-07-12 15:51:34" },
  { height:  557848 , difficulty:  1015308 , date:  "2015-07-12 15:51:41" },
  { height:  557849 , difficulty:  1016766 , date:  "2015-07-12 15:52:02" },
  { height:  557850 , difficulty:  1016103 , date:  "2015-07-12 15:54:36" },
  { height:  557851 , difficulty:  1009908 , date:  "2015-07-12 15:55:19" },
  { height:  557852 , difficulty:  1006860 , date:  "2015-07-12 15:55:43" },
  { height:  557853 , difficulty:  1006954 , date:  "2015-07-12 15:56:55" },
  { height:  557854 , difficulty:  1010049 , date:  "2015-07-12 15:58:15" },
  { height:  557855 , difficulty:  1009601 , date:  "2015-07-12 16:00:28" },
  { height:  557856 , difficulty:  1006495 , date:  "2015-07-12 16:00:37" },
  { height:  557857 , difficulty:  1004622 , date:  "2015-07-12 16:01:20" },
  { height:  557858 , difficulty:  1004233 , date:  "2015-07-12 16:01:21" },
  { height:  557859 , difficulty:  1002093 , date:  "2015-07-12 16:03:29" },
  { height:  557860 , difficulty:  999632 , date:  "2015-07-12 16:03:47" },
  { height:  557861 , difficulty:  1003897 , date:  "2015-07-12 16:05:10" },
  { height:  557862 , difficulty:  1003146 , date:  "2015-07-12 16:05:58" },
  { height:  557863 , difficulty:  1003586 , date:  "2015-07-12 16:07:02" },
  { height:  557864 , difficulty:  1003541 , date:  "2015-07-12 16:07:25" },
  { height:  557865 , difficulty:  1003699 , date:  "2015-07-12 16:07:32" },
  { height:  557866 , difficulty:  1001671 , date:  "2015-07-12 16:07:50" },
  { height:  557867 , difficulty:  1002153 , date:  "2015-07-12 16:11:33" },
  { height:  557868 , difficulty:  1004497 , date:  "2015-07-12 16:14:16" },
  { height:  557869 , difficulty:  1004143 , date:  "2015-07-12 16:15:39" },
  { height:  557870 , difficulty:  1004245 , date:  "2015-07-12 16:19:21" },
  { height:  557871 , difficulty:  1006412 , date:  "2015-07-12 16:20:26" },
  { height:  557872 , difficulty:  1004194 , date:  "2015-07-12 16:21:29" },
  { height:  557873 , difficulty:  1006362 , date:  "2015-07-12 16:22:24" },
  { height:  557874 , difficulty:  1003904 , date:  "2015-07-12 16:23:40" },
  { height:  557875 , difficulty:  1003819 , date:  "2015-07-12 16:24:50" },
  { height:  557876 , difficulty:  1002317 , date:  "2015-07-12 16:24:56" },
  { height:  557877 , difficulty:  999380 , date:  "2015-07-12 16:25:33" },
  { height:  557878 , difficulty:  996767 , date:  "2015-07-12 16:25:36" },
  { height:  557879 , difficulty:  994552 , date:  "2015-07-12 16:27:24" },
  { height:  557880 , difficulty:  993595 , date:  "2015-07-12 16:28:19" },
  { height:  557881 , difficulty:  995287 , date:  "2015-07-12 16:29:32" },
  { height:  557882 , difficulty:  995053 , date:  "2015-07-12 16:30:25" },
  { height:  557883 , difficulty:  993178 , date:  "2015-07-12 16:30:42" },
  { height:  557884 , difficulty:  992829 , date:  "2015-07-12 16:31:37" },
  { height:  557885 , difficulty:  996142 , date:  "2015-07-12 16:32:18" },
  { height:  557886 , difficulty:  995434 , date:  "2015-07-12 16:32:44" },
  { height:  557887 , difficulty:  994317 , date:  "2015-07-12 16:33:37" },
  { height:  557888 , difficulty:  993425 , date:  "2015-07-12 16:39:19" },
  { height:  557889 , difficulty:  992994 , date:  "2015-07-12 16:42:45" },
  { height:  557890 , difficulty:  992716 , date:  "2015-07-12 16:42:48" },
  { height:  557891 , difficulty:  991643 , date:  "2015-07-12 16:43:01" },
  { height:  557892 , difficulty:  991082 , date:  "2015-07-12 16:44:25" },
  { height:  557893 , difficulty:  985843 , date:  "2015-07-12 16:45:36" },
  { height:  557894 , difficulty:  989925 , date:  "2015-07-12 16:45:44" },
  { height:  557895 , difficulty:  989154 , date:  "2015-07-12 16:46:54" },
  { height:  557896 , difficulty:  991584 , date:  "2015-07-12 16:47:16" },
  { height:  557897 , difficulty:  994578 , date:  "2015-07-12 16:50:18" },
  { height:  557898 , difficulty:  992197 , date:  "2015-07-12 16:50:58" },
  { height:  557899 , difficulty:  991642 , date:  "2015-07-12 16:50:59" },
  { height:  557900 , difficulty:  994986 , date:  "2015-07-12 16:54:24" },
  { height:  557901 , difficulty:  991915 , date:  "2015-07-12 16:54:44" },
  { height:  557902 , difficulty:  990862 , date:  "2015-07-12 16:55:36" },
  { height:  557903 , difficulty:  997170 , date:  "2015-07-12 16:56:33" },
  { height:  557904 , difficulty:  996148 , date:  "2015-07-12 16:58:10" },
  { height:  557905 , difficulty:  999477 , date:  "2015-07-12 16:59:13" },
  { height:  557906 , difficulty:  1000931 , date:  "2015-07-12 17:02:06" },
  { height:  557907 , difficulty:  998974 , date:  "2015-07-12 17:04:22" },
  { height:  557908 , difficulty:  998185 , date:  "2015-07-12 17:04:31" },
  { height:  557909 , difficulty:  997729 , date:  "2015-07-12 17:05:07" },
  { height:  557910 , difficulty:  1000637 , date:  "2015-07-12 17:07:35" },
  { height:  557911 , difficulty:  1001979 , date:  "2015-07-12 17:08:14" },
  { height:  557912 , difficulty:  996530 , date:  "2015-07-12 17:10:28" },
  { height:  557913 , difficulty:  996028 , date:  "2015-07-12 17:14:44" },
  { height:  557914 , difficulty:  996433 , date:  "2015-07-12 17:15:20" },
  { height:  557915 , difficulty:  997625 , date:  "2015-07-12 17:15:57" },
  { height:  557916 , difficulty:  995396 , date:  "2015-07-12 17:16:38" },
  { height:  557917 , difficulty:  995592 , date:  "2015-07-12 17:17:27" },
  { height:  557918 , difficulty:  989194 , date:  "2015-07-12 17:17:48" },
  { height:  557919 , difficulty:  995767 , date:  "2015-07-12 17:18:19" },
  { height:  557920 , difficulty:  994188 , date:  "2015-07-12 17:18:48" },
  { height:  557921 , difficulty:  991584 , date:  "2015-07-12 17:18:50" },
  { height:  557922 , difficulty:  993170 , date:  "2015-07-12 17:19:02" },
  { height:  557923 , difficulty:  989650 , date:  "2015-07-12 17:19:13" },
  { height:  557924 , difficulty:  991432 , date:  "2015-07-12 17:19:35" },
  { height:  557925 , difficulty:  990875 , date:  "2015-07-12 17:20:28" },
  { height:  557926 , difficulty:  987005 , date:  "2015-07-12 17:21:38" },
  { height:  557927 , difficulty:  988351 , date:  "2015-07-12 17:26:39" },
  { height:  557928 , difficulty:  989991 , date:  "2015-07-12 17:27:42" },
  { height:  557929 , difficulty:  989259 , date:  "2015-07-12 17:28:44" },
  { height:  557930 , difficulty:  987693 , date:  "2015-07-12 17:30:30" },
  { height:  557931 , difficulty:  984592 , date:  "2015-07-12 17:30:54" },
  { height:  557932 , difficulty:  986166 , date:  "2015-07-12 17:31:42" },
  { height:  557933 , difficulty:  986495 , date:  "2015-07-12 17:31:53" },
  { height:  557934 , difficulty:  986376 , date:  "2015-07-12 17:34:06" },
  { height:  557935 , difficulty:  985508 , date:  "2015-07-12 17:35:50" },
  { height:  557936 , difficulty:  986076 , date:  "2015-07-12 17:36:08" },
  { height:  557937 , difficulty:  987281 , date:  "2015-07-12 17:36:35" },
  { height:  557938 , difficulty:  985925 , date:  "2015-07-12 17:36:53" },
  { height:  557939 , difficulty:  984600 , date:  "2015-07-12 17:37:37" },
  { height:  557940 , difficulty:  984071 , date:  "2015-07-12 17:37:56" },
  { height:  557941 , difficulty:  984775 , date:  "2015-07-12 17:40:02" },
  { height:  557942 , difficulty:  985414 , date:  "2015-07-12 17:40:08" },
  { height:  557943 , difficulty:  982831 , date:  "2015-07-12 17:43:04" },
  { height:  557944 , difficulty:  979901 , date:  "2015-07-12 17:45:53" },
  { height:  557945 , difficulty:  977792 , date:  "2015-07-12 17:45:57" },
  { height:  557946 , difficulty:  976489 , date:  "2015-07-12 17:47:15" },
  { height:  557947 , difficulty:  974834 , date:  "2015-07-12 17:47:32" },
  { height:  557948 , difficulty:  974441 , date:  "2015-07-12 17:48:17" },
  { height:  557949 , difficulty:  972989 , date:  "2015-07-12 17:50:29" },
  { height:  557950 , difficulty:  972425 , date:  "2015-07-12 17:52:20" },
  { height:  557951 , difficulty:  974308 , date:  "2015-07-12 17:52:45" },
  { height:  557952 , difficulty:  974740 , date:  "2015-07-12 17:55:53" },
  { height:  557953 , difficulty:  973733 , date:  "2015-07-12 17:56:13" },
  { height:  557954 , difficulty:  974035 , date:  "2015-07-12 17:56:17" },
  { height:  557955 , difficulty:  971956 , date:  "2015-07-12 17:58:23" },
  { height:  557956 , difficulty:  970534 , date:  "2015-07-12 17:58:31" },
  { height:  557957 , difficulty:  970442 , date:  "2015-07-12 17:58:59" },
  { height:  557958 , difficulty:  969843 , date:  "2015-07-12 17:59:22" },
  { height:  557959 , difficulty:  970787 , date:  "2015-07-12 18:01:43" },
  { height:  557960 , difficulty:  971369 , date:  "2015-07-12 18:02:21" },
  { height:  557961 , difficulty:  970320 , date:  "2015-07-12 18:04:43" },
  { height:  557962 , difficulty:  969970 , date:  "2015-07-12 18:07:50" },
  { height:  557963 , difficulty:  970246 , date:  "2015-07-12 18:13:25" },
  { height:  557964 , difficulty:  961938 , date:  "2015-07-12 18:13:33" },
  { height:  557965 , difficulty:  962771 , date:  "2015-07-12 18:15:31" },
  { height:  557966 , difficulty:  962630 , date:  "2015-07-12 18:16:58" },
  { height:  557967 , difficulty:  962316 , date:  "2015-07-12 18:18:14" },
  { height:  557968 , difficulty:  961027 , date:  "2015-07-12 18:18:50" },
  { height:  557969 , difficulty:  961771 , date:  "2015-07-12 18:18:59" },
  { height:  557970 , difficulty:  962430 , date:  "2015-07-12 18:19:22" },
  { height:  557971 , difficulty:  961087 , date:  "2015-07-12 18:20:11" },
  { height:  557972 , difficulty:  961065 , date:  "2015-07-12 18:21:38" },
  { height:  557973 , difficulty:  957668 , date:  "2015-07-12 18:22:15" },
  { height:  557974 , difficulty:  956611 , date:  "2015-07-12 18:22:36" },
  { height:  557975 , difficulty:  958198 , date:  "2015-07-12 18:22:38" },
  { height:  557976 , difficulty:  954900 , date:  "2015-07-12 18:23:06" },
  { height:  557977 , difficulty:  957552 , date:  "2015-07-12 18:25:51" },
  { height:  557978 , difficulty:  956270 , date:  "2015-07-12 18:26:17" },
  { height:  557979 , difficulty:  955712 , date:  "2015-07-12 18:26:39" },
  { height:  557980 , difficulty:  953277 , date:  "2015-07-12 18:27:07" },
  { height:  557981 , difficulty:  952801 , date:  "2015-07-12 18:28:44" },
  { height:  557982 , difficulty:  948740 , date:  "2015-07-12 18:29:57" },
  { height:  557983 , difficulty:  945809 , date:  "2015-07-12 18:30:02" },
  { height:  557984 , difficulty:  948264 , date:  "2015-07-12 18:30:40" },
  { height:  557985 , difficulty:  947432 , date:  "2015-07-12 18:30:58" },
  { height:  557986 , difficulty:  946961 , date:  "2015-07-12 18:31:31" },
  { height:  557987 , difficulty:  946125 , date:  "2015-07-12 18:31:50" },
  { height:  557988 , difficulty:  943141 , date:  "2015-07-12 18:33:30" },
  { height:  557989 , difficulty:  937561 , date:  "2015-07-12 18:34:36" },
  { height:  557990 , difficulty:  939636 , date:  "2015-07-12 18:35:28" },
  { height:  557991 , difficulty:  939307 , date:  "2015-07-12 18:35:34" },
  { height:  557992 , difficulty:  941963 , date:  "2015-07-12 18:36:09" },
  { height:  557993 , difficulty:  942610 , date:  "2015-07-12 18:39:56" },
  { height:  557994 , difficulty:  942465 , date:  "2015-07-12 18:40:48" },
  { height:  557995 , difficulty:  943858 , date:  "2015-07-12 18:42:32" },
  { height:  557996 , difficulty:  943341 , date:  "2015-07-12 18:42:41" },
  { height:  557997 , difficulty:  943924 , date:  "2015-07-12 18:44:38" },
  { height:  557998 , difficulty:  944073 , date:  "2015-07-12 18:44:44" },
  { height:  557999 , difficulty:  945720 , date:  "2015-07-12 18:45:20" },
  { height:  558000 , difficulty:  947516 , date:  "2015-07-12 18:45:24" },
  { height:  558001 , difficulty:  946208 , date:  "2015-07-12 18:46:11" },
  { height:  558002 , difficulty:  944686 , date:  "2015-07-12 18:46:34" },
  { height:  558003 , difficulty:  940623 , date:  "2015-07-12 18:48:29" },
  { height:  558004 , difficulty:  940464 , date:  "2015-07-12 18:48:46" },
  { height:  558005 , difficulty:  939844 , date:  "2015-07-12 18:48:49" },
  { height:  558006 , difficulty:  937809 , date:  "2015-07-12 18:48:50" },
  { height:  558007 , difficulty:  942327 , date:  "2015-07-12 18:49:13" },
  { height:  558008 , difficulty:  941174 , date:  "2015-07-12 18:49:15" },
  { height:  558009 , difficulty:  942637 , date:  "2015-07-12 18:49:21" },
  { height:  558010 , difficulty:  940186 , date:  "2015-07-12 18:49:51" },
  { height:  558011 , difficulty:  939272 , date:  "2015-07-12 18:49:59" },
  { height:  558012 , difficulty:  943292 , date:  "2015-07-12 18:50:59" },
  { height:  558013 , difficulty:  944272 , date:  "2015-07-12 18:51:15" },
  { height:  558014 , difficulty:  944370 , date:  "2015-07-12 18:54:06" },
  { height:  558015 , difficulty:  944557 , date:  "2015-07-12 18:54:33" },
  { height:  558016 , difficulty:  944003 , date:  "2015-07-12 18:58:28" },
  { height:  558017 , difficulty:  945510 , date:  "2015-07-12 19:03:17" },
  { height:  558018 , difficulty:  948961 , date:  "2015-07-12 19:03:47" },
  { height:  558019 , difficulty:  944944 , date:  "2015-07-12 19:04:54" },
  { height:  558020 , difficulty:  946750 , date:  "2015-07-12 19:05:46" },
  { height:  558021 , difficulty:  946575 , date:  "2015-07-12 19:07:00" },
  { height:  558022 , difficulty:  946289 , date:  "2015-07-12 19:08:01" },
  { height:  558023 , difficulty:  946713 , date:  "2015-07-12 19:08:53" },
  { height:  558024 , difficulty:  945530 , date:  "2015-07-12 19:08:55" },
  { height:  558025 , difficulty:  942566 , date:  "2015-07-12 19:12:00" },
  { height:  558026 , difficulty:  939870 , date:  "2015-07-12 19:13:37" },
  { height:  558027 , difficulty:  940240 , date:  "2015-07-12 19:14:27" },
  { height:  558028 , difficulty:  935806 , date:  "2015-07-12 19:15:09" },
  { height:  558029 , difficulty:  938090 , date:  "2015-07-12 19:15:23" },
  { height:  558030 , difficulty:  937848 , date:  "2015-07-12 19:16:51" },
  { height:  558031 , difficulty:  937810 , date:  "2015-07-12 19:17:02" },
  { height:  558032 , difficulty:  939278 , date:  "2015-07-12 19:17:35" },
  { height:  558033 , difficulty:  938432 , date:  "2015-07-12 19:18:30" },
  { height:  558034 , difficulty:  937817 , date:  "2015-07-12 19:19:03" },
  { height:  558035 , difficulty:  934922 , date:  "2015-07-12 19:19:31" },
  { height:  558036 , difficulty:  933907 , date:  "2015-07-12 19:20:38" },
  { height:  558037 , difficulty:  934255 , date:  "2015-07-12 19:20:54" },
  { height:  558038 , difficulty:  929907 , date:  "2015-07-12 19:22:05" },
  { height:  558039 , difficulty:  922396 , date:  "2015-07-12 19:22:10" },
  { height:  558040 , difficulty:  922206 , date:  "2015-07-12 19:23:18" },
  { height:  558041 , difficulty:  920036 , date:  "2015-07-12 19:26:01" },
  { height:  558042 , difficulty:  920852 , date:  "2015-07-12 19:28:02" },
  { height:  558043 , difficulty:  930175 , date:  "2015-07-12 19:28:05" },
  { height:  558044 , difficulty:  929560 , date:  "2015-07-12 19:31:44" },
  { height:  558045 , difficulty:  934393 , date:  "2015-07-12 19:32:24" },
  { height:  558046 , difficulty:  933668 , date:  "2015-07-12 19:33:40" },
  { height:  558047 , difficulty:  934464 , date:  "2015-07-12 19:35:08" },
  { height:  558048 , difficulty:  932611 , date:  "2015-07-12 19:36:52" },
  { height:  558049 , difficulty:  936300 , date:  "2015-07-12 19:37:31" },
  { height:  558050 , difficulty:  939370 , date:  "2015-07-12 19:37:37" },
  { height:  558051 , difficulty:  939200 , date:  "2015-07-12 19:37:48" },
  { height:  558052 , difficulty:  939371 , date:  "2015-07-12 19:40:05" },
  { height:  558053 , difficulty:  935428 , date:  "2015-07-12 19:40:08" },
  { height:  558054 , difficulty:  937342 , date:  "2015-07-12 19:40:38" },
  { height:  558055 , difficulty:  938524 , date:  "2015-07-12 19:41:33" },
  { height:  558056 , difficulty:  938434 , date:  "2015-07-12 19:42:46" },
  { height:  558057 , difficulty:  935974 , date:  "2015-07-12 19:43:06" },
  { height:  558058 , difficulty:  934388 , date:  "2015-07-12 19:43:58" },
  { height:  558059 , difficulty:  936578 , date:  "2015-07-12 19:44:32" },
  { height:  558060 , difficulty:  935585 , date:  "2015-07-12 19:45:13" },
  { height:  558061 , difficulty:  937764 , date:  "2015-07-12 19:45:41" },
  { height:  558062 , difficulty:  941257 , date:  "2015-07-12 19:46:08" },
  { height:  558063 , difficulty:  940617 , date:  "2015-07-12 19:46:10" },
  { height:  558064 , difficulty:  940065 , date:  "2015-07-12 19:48:05" },
  { height:  558065 , difficulty:  941942 , date:  "2015-07-12 19:48:47" },
  { height:  558066 , difficulty:  945117 , date:  "2015-07-12 19:49:12" },
  { height:  558067 , difficulty:  944725 , date:  "2015-07-12 19:49:16" },
  { height:  558068 , difficulty:  944439 , date:  "2015-07-12 19:49:47" },
  { height:  558069 , difficulty:  939421 , date:  "2015-07-12 19:50:28" },
  { height:  558070 , difficulty:  939304 , date:  "2015-07-12 19:51:01" },
  { height:  558071 , difficulty:  936669 , date:  "2015-07-12 19:52:10" },
  { height:  558072 , difficulty:  938941 , date:  "2015-07-12 19:53:38" },
  { height:  558073 , difficulty:  936073 , date:  "2015-07-12 19:55:54" },
  { height:  558074 , difficulty:  936631 , date:  "2015-07-12 19:56:19" },
  { height:  558075 , difficulty:  935567 , date:  "2015-07-12 19:57:40" },
  { height:  558076 , difficulty:  936564 , date:  "2015-07-12 19:59:56" },
  { height:  558077 , difficulty:  936796 , date:  "2015-07-12 20:01:32" },
  { height:  558078 , difficulty:  936881 , date:  "2015-07-12 20:01:38" },
  { height:  558079 , difficulty:  935639 , date:  "2015-07-12 20:01:56" },
  { height:  558080 , difficulty:  935021 , date:  "2015-07-12 20:04:00" },
  { height:  558081 , difficulty:  944096 , date:  "2015-07-12 20:04:28" },
  { height:  558082 , difficulty:  944243 , date:  "2015-07-12 20:04:55" },
  { height:  558083 , difficulty:  946061 , date:  "2015-07-12 20:05:48" },
  { height:  558084 , difficulty:  947457 , date:  "2015-07-12 20:06:03" },
  { height:  558085 , difficulty:  948578 , date:  "2015-07-12 20:06:58" },
  { height:  558086 , difficulty:  947713 , date:  "2015-07-12 20:07:41" },
  { height:  558087 , difficulty:  947753 , date:  "2015-07-12 20:07:57" },
  { height:  558088 , difficulty:  946123 , date:  "2015-07-12 20:08:01" },
  { height:  558089 , difficulty:  947011 , date:  "2015-07-12 20:08:16" },
  { height:  558090 , difficulty:  949356 , date:  "2015-07-12 20:10:10" },
  { height:  558091 , difficulty:  949969 , date:  "2015-07-12 20:13:34" },
  { height:  558092 , difficulty:  944224 , date:  "2015-07-12 20:15:45" },
  { height:  558093 , difficulty:  938382 , date:  "2015-07-12 20:17:20" },
  { height:  558094 , difficulty:  938472 , date:  "2015-07-12 20:17:43" },
  { height:  558095 , difficulty:  939890 , date:  "2015-07-12 20:17:48" },
  { height:  558096 , difficulty:  938440 , date:  "2015-07-12 20:18:20" },
  { height:  558097 , difficulty:  937992 , date:  "2015-07-12 20:20:25" },
  { height:  558098 , difficulty:  936355 , date:  "2015-07-12 20:20:36" },
  { height:  558099 , difficulty:  935954 , date:  "2015-07-12 20:20:48" },
  { height:  558100 , difficulty:  936361 , date:  "2015-07-12 20:25:16" },
  { height:  558101 , difficulty:  933070 , date:  "2015-07-12 20:26:05" },
  { height:  558102 , difficulty:  938260 , date:  "2015-07-12 20:26:09" },
  { height:  558103 , difficulty:  937199 , date:  "2015-07-12 20:26:11" },
  { height:  558104 , difficulty:  935966 , date:  "2015-07-12 20:29:43" },
  { height:  558105 , difficulty:  935719 , date:  "2015-07-12 20:30:00" },
  { height:  558106 , difficulty:  934726 , date:  "2015-07-12 20:30:05" },
  { height:  558107 , difficulty:  934268 , date:  "2015-07-12 20:30:58" },
  { height:  558108 , difficulty:  937331 , date:  "2015-07-12 20:32:27" },
  { height:  558109 , difficulty:  938674 , date:  "2015-07-12 20:32:34" },
  { height:  558110 , difficulty:  940559 , date:  "2015-07-12 20:33:09" },
  { height:  558111 , difficulty:  940058 , date:  "2015-07-12 20:33:49" },
  { height:  558112 , difficulty:  939190 , date:  "2015-07-12 20:34:20" },
  { height:  558113 , difficulty:  941398 , date:  "2015-07-12 20:35:35" },
  { height:  558114 , difficulty:  939764 , date:  "2015-07-12 20:35:52" },
  { height:  558115 , difficulty:  940810 , date:  "2015-07-12 20:37:06" },
  { height:  558116 , difficulty:  941289 , date:  "2015-07-12 20:39:39" },
  { height:  558117 , difficulty:  938124 , date:  "2015-07-12 20:45:10" },
  { height:  558118 , difficulty:  935311 , date:  "2015-07-12 20:45:20" },
  { height:  558119 , difficulty:  936898 , date:  "2015-07-12 20:47:24" },
  { height:  558120 , difficulty:  934105 , date:  "2015-07-12 20:47:51" },
  { height:  558121 , difficulty:  932920 , date:  "2015-07-12 20:49:04" },
  { height:  558122 , difficulty:  932760 , date:  "2015-07-12 20:49:29" },
  { height:  558123 , difficulty:  931395 , date:  "2015-07-12 20:50:49" },
  { height:  558124 , difficulty:  928896 , date:  "2015-07-12 20:51:13" },
  { height:  558125 , difficulty:  927714 , date:  "2015-07-12 20:51:32" },
  { height:  558126 , difficulty:  927791 , date:  "2015-07-12 20:52:04" },
  { height:  558127 , difficulty:  930205 , date:  "2015-07-12 20:53:56" },
  { height:  558128 , difficulty:  926928 , date:  "2015-07-12 20:54:02" },
  { height:  558129 , difficulty:  929113 , date:  "2015-07-12 20:54:29" },
  { height:  558130 , difficulty:  928208 , date:  "2015-07-12 20:54:22" },
  { height:  558131 , difficulty:  927980 , date:  "2015-07-12 20:57:07" },
  { height:  558132 , difficulty:  926780 , date:  "2015-07-12 20:57:10" },
  { height:  558133 , difficulty:  928279 , date:  "2015-07-12 20:58:32" },
  { height:  558134 , difficulty:  926887 , date:  "2015-07-12 20:59:52" },
  { height:  558135 , difficulty:  926742 , date:  "2015-07-12 21:00:17" },
  { height:  558136 , difficulty:  926400 , date:  "2015-07-12 21:00:38" },
  { height:  558137 , difficulty:  928171 , date:  "2015-07-12 21:07:22" },
  { height:  558138 , difficulty:  932413 , date:  "2015-07-12 21:08:20" },
  { height:  558139 , difficulty:  932204 , date:  "2015-07-12 21:10:53" },
  { height:  558140 , difficulty:  929427 , date:  "2015-07-12 21:11:09" },
  { height:  558141 , difficulty:  929645 , date:  "2015-07-12 21:11:39" },
  { height:  558142 , difficulty:  929412 , date:  "2015-07-12 21:11:57" },
  { height:  558143 , difficulty:  930788 , date:  "2015-07-12 21:12:03" },
  { height:  558144 , difficulty:  929830 , date:  "2015-07-12 21:16:28" },
  { height:  558145 , difficulty:  928931 , date:  "2015-07-12 21:17:11" },
  { height:  558146 , difficulty:  929711 , date:  "2015-07-12 21:18:21" },
  { height:  558147 , difficulty:  929806 , date:  "2015-07-12 21:19:36" },
  { height:  558148 , difficulty:  928116 , date:  "2015-07-12 21:21:42" },
  { height:  558149 , difficulty:  934092 , date:  "2015-07-12 21:22:37" },
  { height:  558150 , difficulty:  933300 , date:  "2015-07-12 21:22:44" },
  { height:  558151 , difficulty:  935478 , date:  "2015-07-12 21:23:19" },
  { height:  558152 , difficulty:  934307 , date:  "2015-07-12 21:26:49" },
  { height:  558153 , difficulty:  931961 , date:  "2015-07-12 21:32:31" },
  { height:  558154 , difficulty:  931642 , date:  "2015-07-12 21:32:36" },
  { height:  558155 , difficulty:  933789 , date:  "2015-07-12 21:33:22" },
  { height:  558156 , difficulty:  930712 , date:  "2015-07-12 21:38:10" },
  { height:  558157 , difficulty:  931452 , date:  "2015-07-12 21:39:17" },
  { height:  558158 , difficulty:  930595 , date:  "2015-07-12 21:40:15" },
  { height:  558159 , difficulty:  929955 , date:  "2015-07-12 21:42:18" },
  { height:  558160 , difficulty:  929474 , date:  "2015-07-12 21:43:15" },
  { height:  558161 , difficulty:  932144 , date:  "2015-07-12 21:44:07" },
  { height:  558162 , difficulty:  930979 , date:  "2015-07-12 21:46:07" },
  { height:  558163 , difficulty:  932021 , date:  "2015-07-12 21:48:26" },
  { height:  558164 , difficulty:  932945 , date:  "2015-07-12 21:48:38" },
  { height:  558165 , difficulty:  935130 , date:  "2015-07-12 21:49:06" },
  { height:  558166 , difficulty:  933138 , date:  "2015-07-12 21:50:06" },
  { height:  558167 , difficulty:  928124 , date:  "2015-07-12 21:52:40" },
  { height:  558168 , difficulty:  926918 , date:  "2015-07-12 21:53:07" },
  { height:  558169 , difficulty:  924467 , date:  "2015-07-12 21:53:26" },
  { height:  558170 , difficulty:  924509 , date:  "2015-07-12 21:53:39" },
  { height:  558171 , difficulty:  924257 , date:  "2015-07-12 21:56:06" },
  { height:  558172 , difficulty:  924697 , date:  "2015-07-12 21:56:17" },
  { height:  558173 , difficulty:  922954 , date:  "2015-07-12 21:57:42" },
  { height:  558174 , difficulty:  926651 , date:  "2015-07-12 22:01:19" },
  { height:  558175 , difficulty:  926412 , date:  "2015-07-12 22:02:32" },
  { height:  558176 , difficulty:  920902 , date:  "2015-07-12 22:02:57" },
  { height:  558177 , difficulty:  921865 , date:  "2015-07-12 22:07:45" },
  { height:  558178 , difficulty:  932222 , date:  "2015-07-12 22:09:04" },
  { height:  558179 , difficulty:  934318 , date:  "2015-07-12 22:10:28" },
  { height:  558180 , difficulty:  929021 , date:  "2015-07-12 22:11:32" },
  { height:  558181 , difficulty:  929822 , date:  "2015-07-12 22:12:15" },
  { height:  558182 , difficulty:  931903 , date:  "2015-07-12 22:13:36" },
  { height:  558183 , difficulty:  935088 , date:  "2015-07-12 22:14:42" },
  { height:  558184 , difficulty:  933159 , date:  "2015-07-12 22:17:14" },
  { height:  558185 , difficulty:  933167 , date:  "2015-07-12 22:17:47" },
  { height:  558186 , difficulty:  933799 , date:  "2015-07-12 22:17:57" },
  { height:  558187 , difficulty:  934479 , date:  "2015-07-12 22:21:08" },
  { height:  558188 , difficulty:  934325 , date:  "2015-07-12 22:23:01" },
  { height:  558189 , difficulty:  934633 , date:  "2015-07-12 22:23:18" },
  { height:  558190 , difficulty:  935024 , date:  "2015-07-12 22:23:24" },
  { height:  558191 , difficulty:  933958 , date:  "2015-07-12 22:24:51" },
  { height:  558192 , difficulty:  931425 , date:  "2015-07-12 22:25:09" },
  { height:  558193 , difficulty:  926519 , date:  "2015-07-12 22:25:40" },
  { height:  558194 , difficulty:  934770 , date:  "2015-07-12 22:26:47" },
  { height:  558195 , difficulty:  934124 , date:  "2015-07-12 22:27:36" },
  { height:  558196 , difficulty:  933264 , date:  "2015-07-12 22:28:30" },
  { height:  558197 , difficulty:  934284 , date:  "2015-07-12 22:28:49" },
  { height:  558198 , difficulty:  937256 , date:  "2015-07-12 22:29:19" },
  { height:  558199 , difficulty:  936146 , date:  "2015-07-12 22:29:23" },
  { height:  558200 , difficulty:  939148 , date:  "2015-07-12 22:30:39" },
  { height:  558201 , difficulty:  940637 , date:  "2015-07-12 22:30:50" },
  { height:  558202 , difficulty:  943005 , date:  "2015-07-12 22:31:04" },
  { height:  558203 , difficulty:  940024 , date:  "2015-07-12 22:31:55" },
  { height:  558204 , difficulty:  941266 , date:  "2015-07-12 22:33:02" },
  { height:  558205 , difficulty:  940861 , date:  "2015-07-12 22:33:50" },
  { height:  558206 , difficulty:  942037 , date:  "2015-07-12 22:35:55" },
  { height:  558207 , difficulty:  938496 , date:  "2015-07-12 22:36:38" },
  { height:  558208 , difficulty:  938257 , date:  "2015-07-12 22:37:10" },
  { height:  558209 , difficulty:  936261 , date:  "2015-07-12 22:39:51" },
  { height:  558210 , difficulty:  936531 , date:  "2015-07-12 22:41:02" },
  { height:  558211 , difficulty:  939149 , date:  "2015-07-12 22:41:06" },
  { height:  558212 , difficulty:  938734 , date:  "2015-07-12 22:41:13" },
  { height:  558213 , difficulty:  930914 , date:  "2015-07-12 22:42:24" },
  { height:  558214 , difficulty:  929263 , date:  "2015-07-12 22:42:37" },
  { height:  558215 , difficulty:  925435 , date:  "2015-07-12 22:42:48" },
  { height:  558216 , difficulty:  925725 , date:  "2015-07-12 22:43:03" },
  { height:  558217 , difficulty:  926201 , date:  "2015-07-12 22:45:00" },
  { height:  558218 , difficulty:  930025 , date:  "2015-07-12 22:45:55" },
  { height:  558219 , difficulty:  930813 , date:  "2015-07-12 22:47:50" },
  { height:  558220 , difficulty:  933182 , date:  "2015-07-12 22:47:55" },
  { height:  558221 , difficulty:  931901 , date:  "2015-07-12 22:50:20" },
  { height:  558222 , difficulty:  930624 , date:  "2015-07-12 22:50:26" },
  { height:  558223 , difficulty:  940077 , date:  "2015-07-12 22:51:51" },
  { height:  558224 , difficulty:  937362 , date:  "2015-07-12 22:51:52" },
  { height:  558225 , difficulty:  938864 , date:  "2015-07-12 22:54:28" },
  { height:  558226 , difficulty:  939320 , date:  "2015-07-12 22:56:11" },
  { height:  558227 , difficulty:  938788 , date:  "2015-07-12 22:57:38" },
  { height:  558228 , difficulty:  937137 , date:  "2015-07-12 22:58:49" },
  { height:  558229 , difficulty:  929346 , date:  "2015-07-12 22:59:43" },
  { height:  558230 , difficulty:  933422 , date:  "2015-07-12 23:00:28" },
  { height:  558231 , difficulty:  932073 , date:  "2015-07-12 23:01:19" },
  { height:  558232 , difficulty:  926937 , date:  "2015-07-12 23:01:33" },
  { height:  558233 , difficulty:  926355 , date:  "2015-07-12 23:01:50" },
  { height:  558234 , difficulty:  926507 , date:  "2015-07-12 23:01:58" },
  { height:  558235 , difficulty:  923383 , date:  "2015-07-12 23:02:14" },
  { height:  558236 , difficulty:  922209 , date:  "2015-07-12 23:03:41" },
  { height:  558237 , difficulty:  922206 , date:  "2015-07-12 23:04:40" },
  { height:  558238 , difficulty:  919651 , date:  "2015-07-12 23:08:12" },
  { height:  558239 , difficulty:  916670 , date:  "2015-07-12 23:11:08" },
  { height:  558240 , difficulty:  916573 , date:  "2015-07-12 23:11:38" },
  { height:  558241 , difficulty:  921644 , date:  "2015-07-12 23:15:38" },
  { height:  558242 , difficulty:  920157 , date:  "2015-07-12 23:15:41" },
  { height:  558243 , difficulty:  916667 , date:  "2015-07-12 23:16:18" },
  { height:  558244 , difficulty:  916786 , date:  "2015-07-12 23:16:37" },
  { height:  558245 , difficulty:  916897 , date:  "2015-07-12 23:17:39" },
  { height:  558246 , difficulty:  920038 , date:  "2015-07-12 23:18:12" },
  { height:  558247 , difficulty:  918054 , date:  "2015-07-12 23:18:51" },
  { height:  558248 , difficulty:  918447 , date:  "2015-07-12 23:18:55" },
  { height:  558249 , difficulty:  917828 , date:  "2015-07-12 23:19:12" },
  { height:  558250 , difficulty:  916146 , date:  "2015-07-12 23:19:54" },
  { height:  558251 , difficulty:  914608 , date:  "2015-07-12 23:20:48" },
  { height:  558252 , difficulty:  914487 , date:  "2015-07-12 23:24:18" },
  { height:  558253 , difficulty:  907816 , date:  "2015-07-12 23:26:24" },
  { height:  558254 , difficulty:  906658 , date:  "2015-07-12 23:27:14" },
  { height:  558255 , difficulty:  906562 , date:  "2015-07-12 23:27:43" },
  { height:  558256 , difficulty:  905311 , date:  "2015-07-12 23:28:59" },
  { height:  558257 , difficulty:  904707 , date:  "2015-07-12 23:30:04" },
  { height:  558258 , difficulty:  903175 , date:  "2015-07-12 23:30:19" },
  { height:  558259 , difficulty:  901909 , date:  "2015-07-12 23:30:40" },
  { height:  558260 , difficulty:  899623 , date:  "2015-07-12 23:30:57" },
  { height:  558261 , difficulty:  901647 , date:  "2015-07-12 23:31:34" },
  { height:  558262 , difficulty:  901766 , date:  "2015-07-12 23:34:36" },
  { height:  558263 , difficulty:  897355 , date:  "2015-07-12 23:35:47" },
  { height:  558264 , difficulty:  899281 , date:  "2015-07-12 23:37:12" },
  { height:  558265 , difficulty:  901628 , date:  "2015-07-12 23:38:46" },
  { height:  558266 , difficulty:  904172 , date:  "2015-07-12 23:39:23" },
  { height:  558267 , difficulty:  903357 , date:  "2015-07-12 23:39:39" },
  { height:  558268 , difficulty:  903043 , date:  "2015-07-12 23:40:18" },
  { height:  558269 , difficulty:  902840 , date:  "2015-07-12 23:42:15" },
  { height:  558270 , difficulty:  901137 , date:  "2015-07-12 23:42:19" },
  { height:  558271 , difficulty:  899964 , date:  "2015-07-12 23:42:21" },
  { height:  558272 , difficulty:  898689 , date:  "2015-07-12 23:44:32" },
  { height:  558273 , difficulty:  898192 , date:  "2015-07-12 23:46:42" },
  { height:  558274 , difficulty:  897752 , date:  "2015-07-12 23:47:29" },
  { height:  558275 , difficulty:  901012 , date:  "2015-07-12 23:47:40" },
  { height:  558276 , difficulty:  899531 , date:  "2015-07-12 23:48:17" },
  { height:  558277 , difficulty:  899261 , date:  "2015-07-12 23:48:23" },
  { height:  558278 , difficulty:  899343 , date:  "2015-07-12 23:48:59" },
  { height:  558279 , difficulty:  898191 , date:  "2015-07-12 23:49:08" },
  { height:  558280 , difficulty:  898290 , date:  "2015-07-12 23:51:21" },
  { height:  558281 , difficulty:  897437 , date:  "2015-07-12 23:52:19" },
  { height:  558282 , difficulty:  895798 , date:  "2015-07-12 23:53:27" },
  { height:  558283 , difficulty:  895079 , date:  "2015-07-12 23:53:49" },
  { height:  558284 , difficulty:  894812 , date:  "2015-07-12 23:59:17" },
  { height:  558285 , difficulty:  893035 , date:  "2015-07-13 00:03:51" },
  { height:  558286 , difficulty:  891381 , date:  "2015-07-13 00:04:17" },
  { height:  558287 , difficulty:  893251 , date:  "2015-07-13 00:04:24" },
  { height:  558288 , difficulty:  893283 , date:  "2015-07-13 00:08:33" },
  { height:  558289 , difficulty:  892498 , date:  "2015-07-13 00:08:37" },
  { height:  558290 , difficulty:  893392 , date:  "2015-07-13 00:08:47" },
  { height:  558291 , difficulty:  896471 , date:  "2015-07-13 00:10:36" },
  { height:  558292 , difficulty:  896591 , date:  "2015-07-13 00:10:38" },
  { height:  558293 , difficulty:  893931 , date:  "2015-07-13 00:10:43" },
  { height:  558294 , difficulty:  893387 , date:  "2015-07-13 00:11:05" },
  { height:  558295 , difficulty:  892622 , date:  "2015-07-13 00:13:41" },
  { height:  558296 , difficulty:  893178 , date:  "2015-07-13 00:13:59" },
  { height:  558297 , difficulty:  890746 , date:  "2015-07-13 00:18:11" },
  { height:  558298 , difficulty:  890758 , date:  "2015-07-13 00:18:34" },
  { height:  558299 , difficulty:  889527 , date:  "2015-07-13 00:18:51" },
  { height:  558300 , difficulty:  891179 , date:  "2015-07-13 00:19:26" },
  { height:  558301 , difficulty:  889010 , date:  "2015-07-13 00:19:31" },
  { height:  558302 , difficulty:  886607 , date:  "2015-07-13 00:20:29" },
  { height:  558303 , difficulty:  885049 , date:  "2015-07-13 00:22:14" },
  { height:  558304 , difficulty:  884515 , date:  "2015-07-13 00:22:26" },
  { height:  558305 , difficulty:  890128 , date:  "2015-07-13 00:23:43" },
  { height:  558306 , difficulty:  889321 , date:  "2015-07-13 00:23:47" },
  { height:  558307 , difficulty:  891782 , date:  "2015-07-13 00:24:02" },
  { height:  558308 , difficulty:  893639 , date:  "2015-07-13 00:24:47" },
  { height:  558309 , difficulty:  893288 , date:  "2015-07-13 00:25:13" },
  { height:  558310 , difficulty:  894273 , date:  "2015-07-13 00:25:37" },
  { height:  558311 , difficulty:  893805 , date:  "2015-07-13 00:26:23" },
  { height:  558312 , difficulty:  892907 , date:  "2015-07-13 00:26:45" },
  { height:  558313 , difficulty:  891851 , date:  "2015-07-13 00:27:17" },
  { height:  558314 , difficulty:  887525 , date:  "2015-07-13 00:27:36" },
  { height:  558315 , difficulty:  884385 , date:  "2015-07-13 00:31:13" },
  { height:  558316 , difficulty:  884395 , date:  "2015-07-13 00:31:17" },
  { height:  558317 , difficulty:  880626 , date:  "2015-07-13 00:31:39" },
  { height:  558318 , difficulty:  880956 , date:  "2015-07-13 00:32:38" },
  { height:  558319 , difficulty:  880203 , date:  "2015-07-13 00:33:29" },
  { height:  558320 , difficulty:  879628 , date:  "2015-07-13 00:34:14" },
  { height:  558321 , difficulty:  881690 , date:  "2015-07-13 00:35:09" },
  { height:  558322 , difficulty:  882138 , date:  "2015-07-13 00:35:29" },
  { height:  558323 , difficulty:  881766 , date:  "2015-07-13 00:35:47" },
  { height:  558324 , difficulty:  888011 , date:  "2015-07-13 00:38:04" },
  { height:  558325 , difficulty:  888636 , date:  "2015-07-13 00:38:07" },
  { height:  558326 , difficulty:  888952 , date:  "2015-07-13 00:38:09" },
  { height:  558327 , difficulty:  890633 , date:  "2015-07-13 00:40:38" },
  { height:  558328 , difficulty:  887555 , date:  "2015-07-13 00:42:50" },
  { height:  558329 , difficulty:  889893 , date:  "2015-07-13 00:42:55" },
  { height:  558330 , difficulty:  889245 , date:  "2015-07-13 00:42:59" },
  { height:  558331 , difficulty:  888444 , date:  "2015-07-13 00:43:31" },
  { height:  558332 , difficulty:  886703 , date:  "2015-07-13 00:43:42" },
  { height:  558333 , difficulty:  888297 , date:  "2015-07-13 00:43:57" },
  { height:  558334 , difficulty:  887914 , date:  "2015-07-13 00:47:34" },
  { height:  558335 , difficulty:  888783 , date:  "2015-07-13 00:50:00" },
  { height:  558336 , difficulty:  888818 , date:  "2015-07-13 00:51:33" },
  { height:  558337 , difficulty:  888637 , date:  "2015-07-13 00:51:38" },
  { height:  558338 , difficulty:  888952 , date:  "2015-07-13 00:51:49" },
  { height:  558339 , difficulty:  887660 , date:  "2015-07-13 00:54:57" },
  { height:  558340 , difficulty:  886908 , date:  "2015-07-13 00:55:08" },
  { height:  558341 , difficulty:  884692 , date:  "2015-07-13 00:55:39" },
  { height:  558342 , difficulty:  884450 , date:  "2015-07-13 00:56:55" },
  { height:  558343 , difficulty:  884184 , date:  "2015-07-13 00:56:58" },
  { height:  558344 , difficulty:  883406 , date:  "2015-07-13 00:57:25" },
  { height:  558345 , difficulty:  884899 , date:  "2015-07-13 00:57:30" },
  { height:  558346 , difficulty:  884663 , date:  "2015-07-13 00:59:55" },
  { height:  558347 , difficulty:  885453 , date:  "2015-07-13 01:00:17" },
  { height:  558348 , difficulty:  882981 , date:  "2015-07-13 01:00:29" },
  { height:  558349 , difficulty:  880145 , date:  "2015-07-13 01:00:31" },
  { height:  558350 , difficulty:  879235 , date:  "2015-07-13 01:01:06" },
  { height:  558351 , difficulty:  878996 , date:  "2015-07-13 01:01:40" },
  { height:  558352 , difficulty:  878358 , date:  "2015-07-13 01:02:14" },
  { height:  558353 , difficulty:  878048 , date:  "2015-07-13 01:02:33" },
  { height:  558354 , difficulty:  877274 , date:  "2015-07-13 01:03:33" },
  { height:  558355 , difficulty:  877155 , date:  "2015-07-13 01:03:33" },
  { height:  558356 , difficulty:  874189 , date:  "2015-07-13 01:04:22" },
  { height:  558357 , difficulty:  873058 , date:  "2015-07-13 01:06:55" },
  { height:  558358 , difficulty:  872082 , date:  "2015-07-13 01:07:32" },
  { height:  558359 , difficulty:  872237 , date:  "2015-07-13 01:08:08" },
  { height:  558360 , difficulty:  866058 , date:  "2015-07-13 01:09:33" },
  { height:  558361 , difficulty:  860826 , date:  "2015-07-13 01:09:50" },
  { height:  558362 , difficulty:  860576 , date:  "2015-07-13 01:10:12" },
  { height:  558363 , difficulty:  860224 , date:  "2015-07-13 01:10:25" },
  { height:  558364 , difficulty:  855722 , date:  "2015-07-13 01:11:48" },
  { height:  558365 , difficulty:  856149 , date:  "2015-07-13 01:13:19" },
  { height:  558366 , difficulty:  857338 , date:  "2015-07-13 01:13:56" },
  { height:  558367 , difficulty:  859408 , date:  "2015-07-13 01:14:05" },
  { height:  558368 , difficulty:  859282 , date:  "2015-07-13 01:14:25" },
  { height:  558369 , difficulty:  859871 , date:  "2015-07-13 01:17:53" },
  { height:  558370 , difficulty:  862398 , date:  "2015-07-13 01:17:58" },
  { height:  558371 , difficulty:  862694 , date:  "2015-07-13 01:22:51" },
  { height:  558372 , difficulty:  863654 , date:  "2015-07-13 01:23:27" },
  { height:  558373 , difficulty:  859299 , date:  "2015-07-13 01:23:49" },
  { height:  558374 , difficulty:  859326 , date:  "2015-07-13 01:24:07" },
  { height:  558375 , difficulty:  860477 , date:  "2015-07-13 01:24:44" },
  { height:  558376 , difficulty:  861167 , date:  "2015-07-13 01:25:56" },
  { height:  558377 , difficulty:  861558 , date:  "2015-07-13 01:28:11" },
  { height:  558378 , difficulty:  861537 , date:  "2015-07-13 01:28:49" },
  { height:  558379 , difficulty:  861023 , date:  "2015-07-13 01:29:21" },
  { height:  558380 , difficulty:  860916 , date:  "2015-07-13 01:29:25" },
  { height:  558381 , difficulty:  859528 , date:  "2015-07-13 01:29:40" },
  { height:  558382 , difficulty:  859333 , date:  "2015-07-13 01:30:28" },
  { height:  558383 , difficulty:  858893 , date:  "2015-07-13 01:30:38" },
  { height:  558384 , difficulty:  860310 , date:  "2015-07-13 01:30:47" },
  { height:  558385 , difficulty:  860065 , date:  "2015-07-13 01:33:38" },
  { height:  558386 , difficulty:  859610 , date:  "2015-07-13 01:34:06" },
  { height:  558387 , difficulty:  858984 , date:  "2015-07-13 01:35:00" },
  { height:  558388 , difficulty:  859315 , date:  "2015-07-13 01:35:44" },
  { height:  558389 , difficulty:  860153 , date:  "2015-07-13 01:36:17" },
  { height:  558390 , difficulty:  860919 , date:  "2015-07-13 01:36:20" },
  { height:  558391 , difficulty:  856190 , date:  "2015-07-13 01:36:25" },
  { height:  558392 , difficulty:  856540 , date:  "2015-07-13 01:37:00" },
  { height:  558393 , difficulty:  857504 , date:  "2015-07-13 01:37:20" },
  { height:  558394 , difficulty:  858212 , date:  "2015-07-13 01:37:24" },
  { height:  558395 , difficulty:  857645 , date:  "2015-07-13 01:37:32" },
  { height:  558396 , difficulty:  859588 , date:  "2015-07-13 01:37:58" },
  { height:  558397 , difficulty:  859368 , date:  "2015-07-13 01:38:55" },
  { height:  558398 , difficulty:  860219 , date:  "2015-07-13 01:39:08" },
  { height:  558399 , difficulty:  859615 , date:  "2015-07-13 01:41:32" },
  { height:  558400 , difficulty:  857009 , date:  "2015-07-13 01:41:34" },
  { height:  558401 , difficulty:  857388 , date:  "2015-07-13 01:41:38" },
  { height:  558402 , difficulty:  857913 , date:  "2015-07-13 01:42:53" },
  { height:  558403 , difficulty:  854935 , date:  "2015-07-13 01:45:41" },
  { height:  558404 , difficulty:  852837 , date:  "2015-07-13 01:47:23" },
  { height:  558405 , difficulty:  854063 , date:  "2015-07-13 01:47:36" },
  { height:  558406 , difficulty:  853812 , date:  "2015-07-13 01:48:50" },
  { height:  558407 , difficulty:  854109 , date:  "2015-07-13 01:51:02" },
  { height:  558408 , difficulty:  853768 , date:  "2015-07-13 01:52:58" },
  { height:  558409 , difficulty:  855277 , date:  "2015-07-13 01:54:40" },
  { height:  558410 , difficulty:  854329 , date:  "2015-07-13 01:55:52" },
  { height:  558411 , difficulty:  851237 , date:  "2015-07-13 01:55:58" },
  { height:  558412 , difficulty:  849126 , date:  "2015-07-13 01:56:57" },
  { height:  558413 , difficulty:  848862 , date:  "2015-07-13 01:56:58" },
  { height:  558414 , difficulty:  848870 , date:  "2015-07-13 01:57:46" },
  { height:  558415 , difficulty:  849672 , date:  "2015-07-13 01:57:52" },
  { height:  558416 , difficulty:  850371 , date:  "2015-07-13 01:58:34" },
  { height:  558417 , difficulty:  853388 , date:  "2015-07-13 01:58:39" },
  { height:  558418 , difficulty:  853477 , date:  "2015-07-13 01:59:00" },
  { height:  558419 , difficulty:  856497 , date:  "2015-07-13 01:59:04" },
  { height:  558420 , difficulty:  859681 , date:  "2015-07-13 01:59:57" },
  { height:  558421 , difficulty:  859515 , date:  "2015-07-13 02:00:55" },
  { height:  558422 , difficulty:  856459 , date:  "2015-07-13 02:02:06" },
  { height:  558423 , difficulty:  857640 , date:  "2015-07-13 02:02:48" },
  { height:  558424 , difficulty:  860950 , date:  "2015-07-13 02:03:17" },
  { height:  558425 , difficulty:  868939 , date:  "2015-07-13 02:03:58" },
  { height:  558426 , difficulty:  868431 , date:  "2015-07-13 02:04:27" },
  { height:  558427 , difficulty:  867768 , date:  "2015-07-13 02:07:03" },
  { height:  558428 , difficulty:  869515 , date:  "2015-07-13 02:07:05" },
  { height:  558429 , difficulty:  871580 , date:  "2015-07-13 02:07:37" },
  { height:  558430 , difficulty:  876287 , date:  "2015-07-13 02:07:39" },
  { height:  558431 , difficulty:  877838 , date:  "2015-07-13 02:07:46" },
  { height:  558432 , difficulty:  877253 , date:  "2015-07-13 02:12:01" },
  { height:  558433 , difficulty:  875681 , date:  "2015-07-13 02:12:15" },
  { height:  558434 , difficulty:  875051 , date:  "2015-07-13 02:13:10" },
  { height:  558435 , difficulty:  874574 , date:  "2015-07-13 02:13:14" },
  { height:  558436 , difficulty:  872466 , date:  "2015-07-13 02:13:28" },
  { height:  558437 , difficulty:  872862 , date:  "2015-07-13 02:16:45" },
  { height:  558438 , difficulty:  872169 , date:  "2015-07-13 02:18:29" },
  { height:  558439 , difficulty:  873139 , date:  "2015-07-13 02:18:44" },
  { height:  558440 , difficulty:  871390 , date:  "2015-07-13 02:19:06" },
  { height:  558441 , difficulty:  870423 , date:  "2015-07-13 02:20:03" },
  { height:  558442 , difficulty:  869724 , date:  "2015-07-13 02:21:19" },
  { height:  558443 , difficulty:  869405 , date:  "2015-07-13 02:22:03" },
  { height:  558444 , difficulty:  868841 , date:  "2015-07-13 02:22:08" },
  { height:  558445 , difficulty:  864347 , date:  "2015-07-13 02:22:50" },
  { height:  558446 , difficulty:  866603 , date:  "2015-07-13 02:26:32" },
  { height:  558447 , difficulty:  860853 , date:  "2015-07-13 02:26:59" },
  { height:  558448 , difficulty:  861593 , date:  "2015-07-13 02:27:25" },
  { height:  558449 , difficulty:  861387 , date:  "2015-07-13 02:28:09" },
  { height:  558450 , difficulty:  866124 , date:  "2015-07-13 02:30:30" },
  { height:  558451 , difficulty:  867686 , date:  "2015-07-13 02:31:10" },
  { height:  558452 , difficulty:  866597 , date:  "2015-07-13 02:34:27" },
  { height:  558453 , difficulty:  863974 , date:  "2015-07-13 02:34:47" },
  { height:  558454 , difficulty:  863440 , date:  "2015-07-13 02:37:32" },
  { height:  558455 , difficulty:  865119 , date:  "2015-07-13 02:38:34" },
  { height:  558456 , difficulty:  866973 , date:  "2015-07-13 02:39:52" },
  { height:  558457 , difficulty:  866840 , date:  "2015-07-13 02:42:03" },
  { height:  558458 , difficulty:  867346 , date:  "2015-07-13 02:42:27" },
  { height:  558459 , difficulty:  869718 , date:  "2015-07-13 02:43:46" },
  { height:  558460 , difficulty:  869856 , date:  "2015-07-13 02:45:01" },
  { height:  558461 , difficulty:  866754 , date:  "2015-07-13 02:48:06" },
  { height:  558462 , difficulty:  866758 , date:  "2015-07-13 02:48:31" },
  { height:  558463 , difficulty:  866651 , date:  "2015-07-13 02:48:34" },
  { height:  558464 , difficulty:  865727 , date:  "2015-07-13 02:48:52" },
  { height:  558465 , difficulty:  867150 , date:  "2015-07-13 02:49:24" },
  { height:  558466 , difficulty:  866984 , date:  "2015-07-13 02:49:46" },
  { height:  558467 , difficulty:  866898 , date:  "2015-07-13 02:50:04" },
  { height:  558468 , difficulty:  866502 , date:  "2015-07-13 02:50:31" },
  { height:  558469 , difficulty:  865866 , date:  "2015-07-13 02:51:20" },
  { height:  558470 , difficulty:  866364 , date:  "2015-07-13 02:51:30" },
  { height:  558471 , difficulty:  868170 , date:  "2015-07-13 02:51:41" },
  { height:  558472 , difficulty:  867519 , date:  "2015-07-13 02:51:55" },
  { height:  558473 , difficulty:  869029 , date:  "2015-07-13 02:52:33" },
  { height:  558474 , difficulty:  868512 , date:  "2015-07-13 02:52:44" },
  { height:  558475 , difficulty:  867901 , date:  "2015-07-13 02:52:52" },
  { height:  558476 , difficulty:  870970 , date:  "2015-07-13 02:53:36" },
  { height:  558477 , difficulty:  874021 , date:  "2015-07-13 02:53:43" },
  { height:  558478 , difficulty:  873962 , date:  "2015-07-13 02:54:17" },
  { height:  558479 , difficulty:  871237 , date:  "2015-07-13 02:56:43" },
  { height:  558480 , difficulty:  869304 , date:  "2015-07-13 02:56:28" },
  { height:  558481 , difficulty:  868855 , date:  "2015-07-13 02:56:50" },
  { height:  558482 , difficulty:  869229 , date:  "2015-07-13 02:57:29" },
  { height:  558483 , difficulty:  866365 , date:  "2015-07-13 02:57:53" },
  { height:  558484 , difficulty:  864377 , date:  "2015-07-13 02:58:32" },
  { height:  558485 , difficulty:  862440 , date:  "2015-07-13 02:59:20" },
  { height:  558486 , difficulty:  861970 , date:  "2015-07-13 03:01:27" },
  { height:  558487 , difficulty:  862554 , date:  "2015-07-13 03:02:09" },
  { height:  558488 , difficulty:  861982 , date:  "2015-07-13 03:02:16" },
  { height:  558489 , difficulty:  863817 , date:  "2015-07-13 03:03:19" },
  { height:  558490 , difficulty:  863351 , date:  "2015-07-13 03:03:33" },
  { height:  558491 , difficulty:  864004 , date:  "2015-07-13 03:05:05" },
  { height:  558492 , difficulty:  867471 , date:  "2015-07-13 03:05:26" },
  { height:  558493 , difficulty:  867161 , date:  "2015-07-13 03:07:48" },
  { height:  558494 , difficulty:  867102 , date:  "2015-07-13 03:07:53" },
  { height:  558495 , difficulty:  870149 , date:  "2015-07-13 03:09:49" },
  { height:  558496 , difficulty:  868845 , date:  "2015-07-13 03:10:30" },
  { height:  558497 , difficulty:  869408 , date:  "2015-07-13 03:10:44" },
  { height:  558498 , difficulty:  870462 , date:  "2015-07-13 03:11:53" },
  { height:  558499 , difficulty:  871751 , date:  "2015-07-13 03:13:17" },
  { height:  558500 , difficulty:  873760 , date:  "2015-07-13 03:14:31" },
  { height:  558501 , difficulty:  873504 , date:  "2015-07-13 03:17:15" },
  { height:  558502 , difficulty:  873019 , date:  "2015-07-13 03:17:56" },
  { height:  558503 , difficulty:  870131 , date:  "2015-07-13 03:18:01" },
  { height:  558504 , difficulty:  870122 , date:  "2015-07-13 03:18:54" },
  { height:  558505 , difficulty:  871049 , date:  "2015-07-13 03:20:23" },
  { height:  558506 , difficulty:  872791 , date:  "2015-07-13 03:20:55" },
  { height:  558507 , difficulty:  874066 , date:  "2015-07-13 03:22:36" },
  { height:  558508 , difficulty:  868417 , date:  "2015-07-13 03:23:13" },
  { height:  558509 , difficulty:  870106 , date:  "2015-07-13 03:23:40" },
  { height:  558510 , difficulty:  868745 , date:  "2015-07-13 03:24:20" },
  { height:  558511 , difficulty:  873406 , date:  "2015-07-13 03:25:12" },
  { height:  558512 , difficulty:  874008 , date:  "2015-07-13 03:27:03" },
  { height:  558513 , difficulty:  870878 , date:  "2015-07-13 03:27:41" },
  { height:  558514 , difficulty:  869816 , date:  "2015-07-13 03:29:16" },
  { height:  558515 , difficulty:  871290 , date:  "2015-07-13 03:30:06" },
  { height:  558516 , difficulty:  871969 , date:  "2015-07-13 03:30:41" },
  { height:  558517 , difficulty:  876267 , date:  "2015-07-13 03:30:54" },
  { height:  558518 , difficulty:  874361 , date:  "2015-07-13 03:31:09" },
  { height:  558519 , difficulty:  874588 , date:  "2015-07-13 03:32:17" },
  { height:  558520 , difficulty:  876837 , date:  "2015-07-13 03:32:28" },
  { height:  558521 , difficulty:  875792 , date:  "2015-07-13 03:32:48" },
  { height:  558522 , difficulty:  875649 , date:  "2015-07-13 03:37:00" },
  { height:  558523 , difficulty:  874947 , date:  "2015-07-13 03:37:24" },
  { height:  558524 , difficulty:  874588 , date:  "2015-07-13 03:38:38" },
  { height:  558525 , difficulty:  876875 , date:  "2015-07-13 03:38:45" },
  { height:  558526 , difficulty:  874393 , date:  "2015-07-13 03:41:33" },
  { height:  558527 , difficulty:  873807 , date:  "2015-07-13 03:42:24" },
  { height:  558528 , difficulty:  870732 , date:  "2015-07-13 03:45:16" },
  { height:  558529 , difficulty:  871870 , date:  "2015-07-13 03:47:28" },
  { height:  558530 , difficulty:  870911 , date:  "2015-07-13 03:48:05" },
  { height:  558531 , difficulty:  869483 , date:  "2015-07-13 03:49:47" },
  { height:  558532 , difficulty:  868474 , date:  "2015-07-13 03:50:42" },
  { height:  558533 , difficulty:  865322 , date:  "2015-07-13 03:50:52" },
  { height:  558534 , difficulty:  867459 , date:  "2015-07-13 03:52:25" },
  { height:  558535 , difficulty:  865878 , date:  "2015-07-13 03:52:59" },
  { height:  558536 , difficulty:  865849 , date:  "2015-07-13 03:53:49" },
  { height:  558537 , difficulty:  862557 , date:  "2015-07-13 03:54:04" },
  { height:  558538 , difficulty:  863218 , date:  "2015-07-13 03:55:09" },
  { height:  558539 , difficulty:  863453 , date:  "2015-07-13 03:55:24" },
  { height:  558540 , difficulty:  862991 , date:  "2015-07-13 03:55:34" },
  { height:  558541 , difficulty:  862468 , date:  "2015-07-13 03:56:25" },
  { height:  558542 , difficulty:  866783 , date:  "2015-07-13 03:57:02" },
  { height:  558543 , difficulty:  869861 , date:  "2015-07-13 03:57:17" },
  { height:  558544 , difficulty:  870923 , date:  "2015-07-13 03:57:39" },
  { height:  558545 , difficulty:  874678 , date:  "2015-07-13 03:58:04" },
  { height:  558546 , difficulty:  875726 , date:  "2015-07-13 03:59:38" },
  { height:  558547 , difficulty:  876715 , date:  "2015-07-13 03:59:53" },
  { height:  558548 , difficulty:  877446 , date:  "2015-07-13 04:00:31" },
  { height:  558549 , difficulty:  878115 , date:  "2015-07-13 04:00:51" },
  { height:  558550 , difficulty:  879275 , date:  "2015-07-13 04:01:08" },
  { height:  558551 , difficulty:  879014 , date:  "2015-07-13 04:01:43" },
  { height:  558552 , difficulty:  878646 , date:  "2015-07-13 04:02:10" },
  { height:  558553 , difficulty:  878358 , date:  "2015-07-13 04:02:38" },
  { height:  558554 , difficulty:  879893 , date:  "2015-07-13 04:02:45" },
  { height:  558555 , difficulty:  877924 , date:  "2015-07-13 04:04:45" },
  { height:  558556 , difficulty:  879077 , date:  "2015-07-13 04:04:48" },
  { height:  558557 , difficulty:  879951 , date:  "2015-07-13 04:05:34" },
  { height:  558558 , difficulty:  879239 , date:  "2015-07-13 04:06:35" },
  { height:  558559 , difficulty:  879762 , date:  "2015-07-13 04:06:54" },
  { height:  558560 , difficulty:  879598 , date:  "2015-07-13 04:07:24" },
  { height:  558561 , difficulty:  878871 , date:  "2015-07-13 04:07:39" },
  { height:  558562 , difficulty:  876934 , date:  "2015-07-13 04:08:53" },
  { height:  558563 , difficulty:  883764 , date:  "2015-07-13 04:09:30" },
  { height:  558564 , difficulty:  888284 , date:  "2015-07-13 04:10:01" },
  { height:  558565 , difficulty:  886645 , date:  "2015-07-13 04:10:04" },
  { height:  558566 , difficulty:  886414 , date:  "2015-07-13 04:10:59" },
  { height:  558567 , difficulty:  886019 , date:  "2015-07-13 04:11:45" },
  { height:  558568 , difficulty:  887019 , date:  "2015-07-13 04:12:03" },
  { height:  558569 , difficulty:  883637 , date:  "2015-07-13 04:12:12" },
  { height:  558570 , difficulty:  884982 , date:  "2015-07-13 04:12:41" },
  { height:  558571 , difficulty:  882560 , date:  "2015-07-13 04:14:47" },
  { height:  558572 , difficulty:  885701 , date:  "2015-07-13 04:14:57" },
  { height:  558573 , difficulty:  886123 , date:  "2015-07-13 04:15:22" },
  { height:  558574 , difficulty:  884310 , date:  "2015-07-13 04:17:35" },
  { height:  558575 , difficulty:  886992 , date:  "2015-07-13 04:18:13" },
  { height:  558576 , difficulty:  885514 , date:  "2015-07-13 04:18:59" },
  { height:  558577 , difficulty:  882666 , date:  "2015-07-13 04:20:33" },
  { height:  558578 , difficulty:  882845 , date:  "2015-07-13 04:21:36" },
  { height:  558579 , difficulty:  884826 , date:  "2015-07-13 04:21:53" },
  { height:  558580 , difficulty:  884855 , date:  "2015-07-13 04:24:11" },
  { height:  558581 , difficulty:  886648 , date:  "2015-07-13 04:25:49" },
  { height:  558582 , difficulty:  888936 , date:  "2015-07-13 04:26:45" },
  { height:  558583 , difficulty:  886530 , date:  "2015-07-13 04:27:18" },
  { height:  558584 , difficulty:  886297 , date:  "2015-07-13 04:28:11" },
  { height:  558585 , difficulty:  888986 , date:  "2015-07-13 04:28:14" },
  { height:  558586 , difficulty:  888746 , date:  "2015-07-13 04:28:40" },
  { height:  558587 , difficulty:  890522 , date:  "2015-07-13 04:29:15" },
  { height:  558588 , difficulty:  893837 , date:  "2015-07-13 04:30:12" },
  { height:  558589 , difficulty:  893583 , date:  "2015-07-13 04:30:16" },
  { height:  558590 , difficulty:  891967 , date:  "2015-07-13 04:30:53" },
  { height:  558591 , difficulty:  891546 , date:  "2015-07-13 04:31:01" },
  { height:  558592 , difficulty:  891684 , date:  "2015-07-13 04:31:52" },
  { height:  558593 , difficulty:  891694 , date:  "2015-07-13 04:32:36" },
  { height:  558594 , difficulty:  891883 , date:  "2015-07-13 04:34:13" },
  { height:  558595 , difficulty:  890744 , date:  "2015-07-13 04:34:21" },
  { height:  558596 , difficulty:  890339 , date:  "2015-07-13 04:35:56" },
  { height:  558597 , difficulty:  889954 , date:  "2015-07-13 04:36:28" },
  { height:  558598 , difficulty:  883983 , date:  "2015-07-13 04:36:35" },
  { height:  558599 , difficulty:  883747 , date:  "2015-07-13 04:36:40" },
  { height:  558600 , difficulty:  883059 , date:  "2015-07-13 04:37:23" },
  { height:  558601 , difficulty:  884383 , date:  "2015-07-13 04:37:30" },
  { height:  558602 , difficulty:  887385 , date:  "2015-07-13 04:41:29" },
  { height:  558603 , difficulty:  887485 , date:  "2015-07-13 04:42:50" },
  { height:  558604 , difficulty:  884654 , date:  "2015-07-13 04:43:42" },
  { height:  558605 , difficulty:  883845 , date:  "2015-07-13 04:44:04" },
  { height:  558606 , difficulty:  883350 , date:  "2015-07-13 04:44:56" },
  { height:  558607 , difficulty:  881875 , date:  "2015-07-13 04:45:18" },
  { height:  558608 , difficulty:  880640 , date:  "2015-07-13 04:45:30" },
  { height:  558609 , difficulty:  883370 , date:  "2015-07-13 04:47:14" },
  { height:  558610 , difficulty:  883442 , date:  "2015-07-13 04:47:30" },
  { height:  558611 , difficulty:  882865 , date:  "2015-07-13 04:48:17" },
  { height:  558612 , difficulty:  882120 , date:  "2015-07-13 04:50:13" },
  { height:  558613 , difficulty:  881991 , date:  "2015-07-13 04:50:19" },
  { height:  558614 , difficulty:  881295 , date:  "2015-07-13 04:51:45" },
  { height:  558615 , difficulty:  881195 , date:  "2015-07-13 04:53:31" },
  { height:  558616 , difficulty:  883765 , date:  "2015-07-13 04:54:00" },
  { height:  558617 , difficulty:  882490 , date:  "2015-07-13 04:56:38" },
  { height:  558618 , difficulty:  885630 , date:  "2015-07-13 04:56:42" },
  { height:  558619 , difficulty:  889168 , date:  "2015-07-13 04:57:24" },
  { height:  558620 , difficulty:  888558 , date:  "2015-07-13 04:57:30" },
  { height:  558621 , difficulty:  889676 , date:  "2015-07-13 04:59:38" },
  { height:  558622 , difficulty:  887649 , date:  "2015-07-13 05:00:00" },
  { height:  558623 , difficulty:  888214 , date:  "2015-07-13 05:00:06" },
  { height:  558624 , difficulty:  890339 , date:  "2015-07-13 05:02:48" },
  { height:  558625 , difficulty:  892403 , date:  "2015-07-13 05:03:04" },
  { height:  558626 , difficulty:  892442 , date:  "2015-07-13 05:03:57" },
  { height:  558627 , difficulty:  896041 , date:  "2015-07-13 05:03:58" },
  { height:  558628 , difficulty:  895711 , date:  "2015-07-13 05:05:31" },
  { height:  558629 , difficulty:  894963 , date:  "2015-07-13 05:07:15" },
  { height:  558630 , difficulty:  897747 , date:  "2015-07-13 05:07:17" },
  { height:  558631 , difficulty:  894830 , date:  "2015-07-13 05:07:57" },
  { height:  558632 , difficulty:  895295 , date:  "2015-07-13 05:08:54" },
  { height:  558633 , difficulty:  894580 , date:  "2015-07-13 05:08:58" },
  { height:  558634 , difficulty:  896401 , date:  "2015-07-13 05:09:27" },
  { height:  558635 , difficulty:  896719 , date:  "2015-07-13 05:10:00" },
  { height:  558636 , difficulty:  899346 , date:  "2015-07-13 05:12:14" },
  { height:  558637 , difficulty:  903492 , date:  "2015-07-13 05:12:50" },
  { height:  558638 , difficulty:  909936 , date:  "2015-07-13 05:14:51" },
  { height:  558639 , difficulty:  909067 , date:  "2015-07-13 05:14:54" },
  { height:  558640 , difficulty:  911158 , date:  "2015-07-13 05:15:34" },
  { height:  558641 , difficulty:  913181 , date:  "2015-07-13 05:15:41" },
  { height:  558642 , difficulty:  913592 , date:  "2015-07-13 05:17:16" },
  { height:  558643 , difficulty:  913209 , date:  "2015-07-13 05:19:19" },
  { height:  558644 , difficulty:  912852 , date:  "2015-07-13 05:20:59" },
  { height:  558645 , difficulty:  913078 , date:  "2015-07-13 05:21:03" },
  { height:  558646 , difficulty:  913464 , date:  "2015-07-13 05:21:28" },
  { height:  558647 , difficulty:  912330 , date:  "2015-07-13 05:22:03" },
  { height:  558648 , difficulty:  912901 , date:  "2015-07-13 05:22:32" },
  { height:  558649 , difficulty:  912680 , date:  "2015-07-13 05:23:05" },
  { height:  558650 , difficulty:  909206 , date:  "2015-07-13 05:24:09" },
  { height:  558651 , difficulty:  908838 , date:  "2015-07-13 05:24:15" },
  { height:  558652 , difficulty:  911755 , date:  "2015-07-13 05:24:35" },
  { height:  558653 , difficulty:  909892 , date:  "2015-07-13 05:27:50" },
  { height:  558654 , difficulty:  908725 , date:  "2015-07-13 05:28:09" },
  { height:  558655 , difficulty:  908890 , date:  "2015-07-13 05:28:15" },
  { height:  558656 , difficulty:  907733 , date:  "2015-07-13 05:29:22" },
  { height:  558657 , difficulty:  906994 , date:  "2015-07-13 05:29:42" },
  { height:  558658 , difficulty:  905607 , date:  "2015-07-13 05:29:44" },
  { height:  558659 , difficulty:  905630 , date:  "2015-07-13 05:30:33" },
  { height:  558660 , difficulty:  904643 , date:  "2015-07-13 05:31:11" },
  { height:  558661 , difficulty:  905304 , date:  "2015-07-13 05:31:45" },
  { height:  558662 , difficulty:  905030 , date:  "2015-07-13 05:34:55" },
  { height:  558663 , difficulty:  906588 , date:  "2015-07-13 05:34:58" },
  { height:  558664 , difficulty:  906743 , date:  "2015-07-13 05:35:02" },
  { height:  558665 , difficulty:  907885 , date:  "2015-07-13 05:35:17" },
  { height:  558666 , difficulty:  907017 , date:  "2015-07-13 05:38:12" },
  { height:  558667 , difficulty:  907619 , date:  "2015-07-13 05:38:50" },
  { height:  558668 , difficulty:  912030 , date:  "2015-07-13 05:39:13" },
  { height:  558669 , difficulty:  912150 , date:  "2015-07-13 05:39:32" },
  { height:  558670 , difficulty:  912242 , date:  "2015-07-13 05:40:12" },
  { height:  558671 , difficulty:  912179 , date:  "2015-07-13 05:40:43" },
  { height:  558672 , difficulty:  912654 , date:  "2015-07-13 05:40:44" },
  { height:  558673 , difficulty:  911894 , date:  "2015-07-13 05:40:46" },
  { height:  558674 , difficulty:  912535 , date:  "2015-07-13 05:41:50" },
  { height:  558675 , difficulty:  912402 , date:  "2015-07-13 05:44:25" },
  { height:  558676 , difficulty:  912398 , date:  "2015-07-13 05:44:31" },
  { height:  558677 , difficulty:  912707 , date:  "2015-07-13 05:45:57" },
  { height:  558678 , difficulty:  909437 , date:  "2015-07-13 05:45:58" },
  { height:  558679 , difficulty:  907715 , date:  "2015-07-13 05:46:01" },
  { height:  558680 , difficulty:  906376 , date:  "2015-07-13 05:46:13" },
  { height:  558681 , difficulty:  905752 , date:  "2015-07-13 05:46:16" },
  { height:  558682 , difficulty:  904918 , date:  "2015-07-13 05:49:03" },
  { height:  558683 , difficulty:  904313 , date:  "2015-07-13 05:49:34" },
  { height:  558684 , difficulty:  904057 , date:  "2015-07-13 05:50:50" },
  { height:  558685 , difficulty:  902095 , date:  "2015-07-13 05:50:53" },
  { height:  558686 , difficulty:  901801 , date:  "2015-07-13 05:51:34" },
  { height:  558687 , difficulty:  902027 , date:  "2015-07-13 05:51:59" },
  { height:  558688 , difficulty:  899413 , date:  "2015-07-13 05:55:26" },
  { height:  558689 , difficulty:  903457 , date:  "2015-07-13 05:55:32" },
  { height:  558690 , difficulty:  901863 , date:  "2015-07-13 05:55:38" },
  { height:  558691 , difficulty:  905016 , date:  "2015-07-13 05:55:41" },
  { height:  558692 , difficulty:  911551 , date:  "2015-07-13 05:56:17" },
  { height:  558693 , difficulty:  908158 , date:  "2015-07-13 05:56:45" },
  { height:  558694 , difficulty:  909669 , date:  "2015-07-13 05:58:13" },
  { height:  558695 , difficulty:  909828 , date:  "2015-07-13 05:58:15" },
  { height:  558696 , difficulty:  911476 , date:  "2015-07-13 05:58:34" },
  { height:  558697 , difficulty:  909660 , date:  "2015-07-13 05:59:36" },
  { height:  558698 , difficulty:  910330 , date:  "2015-07-13 06:01:11" },
  { height:  558699 , difficulty:  910130 , date:  "2015-07-13 06:01:50" },
  { height:  558700 , difficulty:  910632 , date:  "2015-07-13 06:01:54" },
  { height:  558701 , difficulty:  912637 , date:  "2015-07-13 06:02:14" },
  { height:  558702 , difficulty:  912479 , date:  "2015-07-13 06:02:22" },
  { height:  558703 , difficulty:  913470 , date:  "2015-07-13 06:04:20" },
  { height:  558704 , difficulty:  911360 , date:  "2015-07-13 06:04:22" },
  { height:  558705 , difficulty:  910876 , date:  "2015-07-13 06:05:05" },
  { height:  558706 , difficulty:  911040 , date:  "2015-07-13 06:06:38" },
  { height:  558707 , difficulty:  910784 , date:  "2015-07-13 06:06:40" },
  { height:  558708 , difficulty:  910660 , date:  "2015-07-13 06:08:16" },
  { height:  558709 , difficulty:  911333 , date:  "2015-07-13 06:10:27" },
  { height:  558710 , difficulty:  911242 , date:  "2015-07-13 06:11:03" },
  { height:  558711 , difficulty:  912055 , date:  "2015-07-13 06:11:38" },
  { height:  558712 , difficulty:  908962 , date:  "2015-07-13 06:11:44" },
  { height:  558713 , difficulty:  909815 , date:  "2015-07-13 06:12:05" },
  { height:  558714 , difficulty:  906826 , date:  "2015-07-13 06:12:13" },
  { height:  558715 , difficulty:  908465 , date:  "2015-07-13 06:12:36" },
  { height:  558716 , difficulty:  911609 , date:  "2015-07-13 06:13:07" },
  { height:  558717 , difficulty:  914543 , date:  "2015-07-13 06:13:15" },
  { height:  558718 , difficulty:  912135 , date:  "2015-07-13 06:13:16" },
  { height:  558719 , difficulty:  914591 , date:  "2015-07-13 06:14:44" },
  { height:  558720 , difficulty:  913000 , date:  "2015-07-13 06:15:50" },
  { height:  558721 , difficulty:  914830 , date:  "2015-07-13 06:16:09" },
  { height:  558722 , difficulty:  916433 , date:  "2015-07-13 06:17:22" },
  { height:  558723 , difficulty:  918199 , date:  "2015-07-13 06:17:29" },
  { height:  558724 , difficulty:  918421 , date:  "2015-07-13 06:17:30" },
  { height:  558725 , difficulty:  917669 , date:  "2015-07-13 06:18:53" },
  { height:  558726 , difficulty:  916236 , date:  "2015-07-13 06:21:15" },
  { height:  558727 , difficulty:  919608 , date:  "2015-07-13 06:21:18" },
  { height:  558728 , difficulty:  919122 , date:  "2015-07-13 06:23:51" },
  { height:  558729 , difficulty:  914770 , date:  "2015-07-13 06:23:56" },
  { height:  558730 , difficulty:  915655 , date:  "2015-07-13 06:24:27" },
  { height:  558731 , difficulty:  917351 , date:  "2015-07-13 06:24:34" },
  { height:  558732 , difficulty:  916077 , date:  "2015-07-13 06:25:26" },
  { height:  558733 , difficulty:  916865 , date:  "2015-07-13 06:28:10" },
  { height:  558734 , difficulty:  917647 , date:  "2015-07-13 06:30:30" },
  { height:  558735 , difficulty:  917387 , date:  "2015-07-13 06:31:17" },
  { height:  558736 , difficulty:  917069 , date:  "2015-07-13 06:33:44" },
  { height:  558737 , difficulty:  916825 , date:  "2015-07-13 06:34:13" },
  { height:  558738 , difficulty:  911885 , date:  "2015-07-13 06:34:19" },
  { height:  558739 , difficulty:  914729 , date:  "2015-07-13 06:34:23" },
  { height:  558740 , difficulty:  915657 , date:  "2015-07-13 06:36:16" },
  { height:  558741 , difficulty:  915854 , date:  "2015-07-13 06:36:19" },
  { height:  558742 , difficulty:  911358 , date:  "2015-07-13 06:37:40" },
  { height:  558743 , difficulty:  911115 , date:  "2015-07-13 06:37:46" },
  { height:  558744 , difficulty:  911532 , date:  "2015-07-13 06:38:50" },
  { height:  558745 , difficulty:  911848 , date:  "2015-07-13 06:40:04" },
  { height:  558746 , difficulty:  912556 , date:  "2015-07-13 06:40:07" },
  { height:  558747 , difficulty:  913987 , date:  "2015-07-13 06:40:49" },
  { height:  558748 , difficulty:  917463 , date:  "2015-07-13 06:41:11" },
  { height:  558749 , difficulty:  918022 , date:  "2015-07-13 06:43:46" },
  { height:  558750 , difficulty:  918428 , date:  "2015-07-13 06:43:48" },
  { height:  558751 , difficulty:  917889 , date:  "2015-07-13 06:44:09" },
  { height:  558752 , difficulty:  920209 , date:  "2015-07-13 06:45:52" },
  { height:  558753 , difficulty:  918068 , date:  "2015-07-13 06:46:57" },
  { height:  558754 , difficulty:  918469 , date:  "2015-07-13 06:51:05" },
  { height:  558755 , difficulty:  921604 , date:  "2015-07-13 06:52:23" },
  { height:  558756 , difficulty:  921962 , date:  "2015-07-13 06:52:25" },
  { height:  558757 , difficulty:  922530 , date:  "2015-07-13 06:53:35" },
  { height:  558758 , difficulty:  919454 , date:  "2015-07-13 06:53:38" },
  { height:  558759 , difficulty:  918960 , date:  "2015-07-13 06:54:42" },
  { height:  558760 , difficulty:  918333 , date:  "2015-07-13 06:55:36" },
  { height:  558761 , difficulty:  919304 , date:  "2015-07-13 06:57:47" },
  { height:  558762 , difficulty:  918569 , date:  "2015-07-13 06:57:49" },
  { height:  558763 , difficulty:  917943 , date:  "2015-07-13 06:59:00" },
  { height:  558764 , difficulty:  912860 , date:  "2015-07-13 07:00:51" },
  { height:  558765 , difficulty:  915588 , date:  "2015-07-13 07:02:36" },
  { height:  558766 , difficulty:  920696 , date:  "2015-07-13 07:03:42" },
  { height:  558767 , difficulty:  924016 , date:  "2015-07-13 07:03:45" },
  { height:  558768 , difficulty:  925539 , date:  "2015-07-13 07:04:12" },
  { height:  558769 , difficulty:  925353 , date:  "2015-07-13 07:04:35" },
  { height:  558770 , difficulty:  923096 , date:  "2015-07-13 07:05:48" },
  { height:  558771 , difficulty:  923842 , date:  "2015-07-13 07:07:19" },
  { height:  558772 , difficulty:  926619 , date:  "2015-07-13 07:07:53" },
  { height:  558773 , difficulty:  925213 , date:  "2015-07-13 07:10:00" },
  { height:  558774 , difficulty:  922964 , date:  "2015-07-13 07:10:03" },
  { height:  558775 , difficulty:  929028 , date:  "2015-07-13 07:11:28" },
  { height:  558776 , difficulty:  930199 , date:  "2015-07-13 07:12:04" },
  { height:  558777 , difficulty:  929724 , date:  "2015-07-13 07:13:20" },
  { height:  558778 , difficulty:  929519 , date:  "2015-07-13 07:13:27" },
  { height:  558779 , difficulty:  932015 , date:  "2015-07-13 07:15:00" },
  { height:  558780 , difficulty:  932378 , date:  "2015-07-13 07:15:07" },
  { height:  558781 , difficulty:  931309 , date:  "2015-07-13 07:15:12" },
  { height:  558782 , difficulty:  930191 , date:  "2015-07-13 07:19:37" },
  { height:  558783 , difficulty:  932493 , date:  "2015-07-13 07:19:55" },
  { height:  558784 , difficulty:  930042 , date:  "2015-07-13 07:19:57" },
  { height:  558785 , difficulty:  927414 , date:  "2015-07-13 07:20:16" },
  { height:  558786 , difficulty:  927471 , date:  "2015-07-13 07:21:37" },
  { height:  558787 , difficulty:  927317 , date:  "2015-07-13 07:21:39" },
  { height:  558788 , difficulty:  929111 , date:  "2015-07-13 07:23:12" },
  { height:  558789 , difficulty:  928952 , date:  "2015-07-13 07:23:26" },
  { height:  558790 , difficulty:  930670 , date:  "2015-07-13 07:23:31" },
  { height:  558791 , difficulty:  934132 , date:  "2015-07-13 07:23:42" },
  { height:  558792 , difficulty:  942309 , date:  "2015-07-13 07:23:49" },
  { height:  558793 , difficulty:  942327 , date:  "2015-07-13 07:25:23" },
  { height:  558794 , difficulty:  945698 , date:  "2015-07-13 07:27:18" },
  { height:  558795 , difficulty:  943967 , date:  "2015-07-13 07:30:37" },
  { height:  558796 , difficulty:  944126 , date:  "2015-07-13 07:32:05" },
  { height:  558797 , difficulty:  944261 , date:  "2015-07-13 07:32:12" },
  { height:  558798 , difficulty:  944429 , date:  "2015-07-13 07:32:24" },
  { height:  558799 , difficulty:  944883 , date:  "2015-07-13 07:32:47" },
  { height:  558800 , difficulty:  945367 , date:  "2015-07-13 07:32:49" },
  { height:  558801 , difficulty:  943932 , date:  "2015-07-13 07:32:51" },
  { height:  558802 , difficulty:  943075 , date:  "2015-07-13 07:33:12" },
  { height:  558803 , difficulty:  943145 , date:  "2015-07-13 07:33:50" },
  { height:  558804 , difficulty:  939457 , date:  "2015-07-13 07:34:55" },
  { height:  558805 , difficulty:  939488 , date:  "2015-07-13 07:35:01" },
  { height:  558806 , difficulty:  942972 , date:  "2015-07-13 07:36:19" },
  { height:  558807 , difficulty:  942844 , date:  "2015-07-13 07:36:21" },
  { height:  558808 , difficulty:  943654 , date:  "2015-07-13 07:37:17" },
  { height:  558809 , difficulty:  941312 , date:  "2015-07-13 07:37:41" },
  { height:  558810 , difficulty:  938132 , date:  "2015-07-13 07:40:38" },
  { height:  558811 , difficulty:  937404 , date:  "2015-07-13 07:40:44" },
  { height:  558812 , difficulty:  944474 , date:  "2015-07-13 07:42:29" },
  { height:  558813 , difficulty:  945253 , date:  "2015-07-13 07:42:53" },
  { height:  558814 , difficulty:  949327 , date:  "2015-07-13 07:43:46" },
  { height:  558815 , difficulty:  949638 , date:  "2015-07-13 07:44:21" },
  { height:  558816 , difficulty:  947287 , date:  "2015-07-13 07:44:42" },
  { height:  558817 , difficulty:  947682 , date:  "2015-07-13 07:44:45" },
  { height:  558818 , difficulty:  945553 , date:  "2015-07-13 07:45:32" },
  { height:  558819 , difficulty:  952792 , date:  "2015-07-13 07:45:34" },
  { height:  558820 , difficulty:  952167 , date:  "2015-07-13 07:45:51" },
  { height:  558821 , difficulty:  952022 , date:  "2015-07-13 07:46:33" },
  { height:  558822 , difficulty:  954030 , date:  "2015-07-13 07:48:47" },
  { height:  558823 , difficulty:  956393 , date:  "2015-07-13 07:49:42" },
  { height:  558824 , difficulty:  957305 , date:  "2015-07-13 07:50:17" },
  { height:  558825 , difficulty:  953069 , date:  "2015-07-13 07:50:25" },
  { height:  558826 , difficulty:  953974 , date:  "2015-07-13 07:50:29" },
  { height:  558827 , difficulty:  959336 , date:  "2015-07-13 07:50:53" },
  { height:  558828 , difficulty:  966221 , date:  "2015-07-13 07:53:08" },
  { height:  558829 , difficulty:  964453 , date:  "2015-07-13 07:53:16" },
  { height:  558830 , difficulty:  958604 , date:  "2015-07-13 07:54:10" },
  { height:  558831 , difficulty:  964641 , date:  "2015-07-13 07:54:15" },
  { height:  558832 , difficulty:  966513 , date:  "2015-07-13 08:00:47" },
  { height:  558833 , difficulty:  966150 , date:  "2015-07-13 08:00:55" },
  { height:  558834 , difficulty:  969635 , date:  "2015-07-13 08:01:18" },
  { height:  558835 , difficulty:  969411 , date:  "2015-07-13 08:02:03" },
  { height:  558836 , difficulty:  969327 , date:  "2015-07-13 08:04:32" },
  { height:  558837 , difficulty:  968984 , date:  "2015-07-13 08:07:37" },
  { height:  558838 , difficulty:  972987 , date:  "2015-07-13 08:07:51" },
  { height:  558839 , difficulty:  971221 , date:  "2015-07-13 08:08:08" },
  { height:  558840 , difficulty:  968746 , date:  "2015-07-13 08:08:37" },
  { height:  558841 , difficulty:  967399 , date:  "2015-07-13 08:08:49" },
  { height:  558842 , difficulty:  969960 , date:  "2015-07-13 08:08:59" },
  { height:  558843 , difficulty:  970660 , date:  "2015-07-13 08:09:30" },
  { height:  558844 , difficulty:  970427 , date:  "2015-07-13 08:10:26" },
  { height:  558845 , difficulty:  970135 , date:  "2015-07-13 08:12:00" },
  { height:  558846 , difficulty:  972309 , date:  "2015-07-13 08:13:01" },
  { height:  558847 , difficulty:  969955 , date:  "2015-07-13 08:13:23" },
  { height:  558848 , difficulty:  971460 , date:  "2015-07-13 08:14:36" },
  { height:  558849 , difficulty:  974113 , date:  "2015-07-13 08:15:52" },
  { height:  558850 , difficulty:  976183 , date:  "2015-07-13 08:16:16" },
  { height:  558851 , difficulty:  974418 , date:  "2015-07-13 08:18:36" },
  { height:  558852 , difficulty:  981952 , date:  "2015-07-13 08:18:46" },
  { height:  558853 , difficulty:  982038 , date:  "2015-07-13 08:18:52" },
  { height:  558854 , difficulty:  984350 , date:  "2015-07-13 08:20:08" },
  { height:  558855 , difficulty:  983480 , date:  "2015-07-13 08:20:31" },
  { height:  558856 , difficulty:  984571 , date:  "2015-07-13 08:21:16" },
  { height:  558857 , difficulty:  986873 , date:  "2015-07-13 08:21:18" },
  { height:  558858 , difficulty:  980857 , date:  "2015-07-13 08:21:27" },
  { height:  558859 , difficulty:  984893 , date:  "2015-07-13 08:21:53" },
  { height:  558860 , difficulty:  985826 , date:  "2015-07-13 08:22:09" },
  { height:  558861 , difficulty:  985541 , date:  "2015-07-13 08:22:49" },
  { height:  558862 , difficulty:  988871 , date:  "2015-07-13 08:23:03" },
  { height:  558863 , difficulty:  992254 , date:  "2015-07-13 08:23:08" },
  { height:  558864 , difficulty:  989916 , date:  "2015-07-13 08:25:59" },
  { height:  558865 , difficulty:  989661 , date:  "2015-07-13 08:29:47" },
  { height:  558866 , difficulty:  992165 , date:  "2015-07-13 08:29:50" },
  { height:  558867 , difficulty:  992385 , date:  "2015-07-13 08:30:18" },
  { height:  558868 , difficulty:  993152 , date:  "2015-07-13 08:31:58" },
  { height:  558869 , difficulty:  992337 , date:  "2015-07-13 08:32:43" },
  { height:  558870 , difficulty:  990336 , date:  "2015-07-13 08:33:13" },
  { height:  558871 , difficulty:  985941 , date:  "2015-07-13 08:33:36" },
  { height:  558872 , difficulty:  983872 , date:  "2015-07-13 08:35:06" },
  { height:  558873 , difficulty:  984579 , date:  "2015-07-13 08:35:56" },
  { height:  558874 , difficulty:  984353 , date:  "2015-07-13 08:38:13" },
  { height:  558875 , difficulty:  985967 , date:  "2015-07-13 08:38:17" },
  { height:  558876 , difficulty:  986249 , date:  "2015-07-13 08:38:29" },
  { height:  558877 , difficulty:  986615 , date:  "2015-07-13 08:38:35" },
  { height:  558878 , difficulty:  987532 , date:  "2015-07-13 08:38:43" },
  { height:  558879 , difficulty:  988418 , date:  "2015-07-13 08:39:31" },
  { height:  558880 , difficulty:  987897 , date:  "2015-07-13 08:39:41" },
  { height:  558881 , difficulty:  991527 , date:  "2015-07-13 08:40:39" },
  { height:  558882 , difficulty:  990464 , date:  "2015-07-13 08:40:42" },
  { height:  558883 , difficulty:  991391 , date:  "2015-07-13 08:41:12" },
  { height:  558884 , difficulty:  994633 , date:  "2015-07-13 08:41:25" },
  { height:  558885 , difficulty:  996093 , date:  "2015-07-13 08:42:00" },
  { height:  558886 , difficulty:  990768 , date:  "2015-07-13 08:42:01" },
  { height:  558887 , difficulty:  990796 , date:  "2015-07-13 08:42:29" },
  { height:  558888 , difficulty:  989782 , date:  "2015-07-13 08:44:20" },
  { height:  558889 , difficulty:  989476 , date:  "2015-07-13 08:44:42" },
  { height:  558890 , difficulty:  988239 , date:  "2015-07-13 08:46:33" },
  { height:  558891 , difficulty:  987675 , date:  "2015-07-13 08:46:46" },
  { height:  558892 , difficulty:  990642 , date:  "2015-07-13 08:46:58" },
  { height:  558893 , difficulty:  992268 , date:  "2015-07-13 08:47:17" },
  { height:  558894 , difficulty:  994387 , date:  "2015-07-13 08:47:24" },
  { height:  558895 , difficulty:  994516 , date:  "2015-07-13 08:48:40" },
  { height:  558896 , difficulty:  998516 , date:  "2015-07-13 08:49:36" },
  { height:  558897 , difficulty:  997438 , date:  "2015-07-13 08:50:07" },
  { height:  558898 , difficulty:  995947 , date:  "2015-07-13 08:50:09" },
  { height:  558899 , difficulty:  994316 , date:  "2015-07-13 08:52:20" },
  { height:  558900 , difficulty:  998093 , date:  "2015-07-13 08:52:21" },
  { height:  558901 , difficulty:  1001077 , date:  "2015-07-13 08:52:58" },
  { height:  558902 , difficulty:  1003704 , date:  "2015-07-13 08:53:02" },
  { height:  558903 , difficulty:  1005223 , date:  "2015-07-13 08:53:46" },
  { height:  558904 , difficulty:  1002748 , date:  "2015-07-13 08:56:01" },
  { height:  558905 , difficulty:  1003967 , date:  "2015-07-13 08:56:23" },
  { height:  558906 , difficulty:  1003923 , date:  "2015-07-13 08:57:13" },
  { height:  558907 , difficulty:  1004276 , date:  "2015-07-13 08:57:37" },
  { height:  558908 , difficulty:  992705 , date:  "2015-07-13 08:57:43" },
  { height:  558909 , difficulty:  992778 , date:  "2015-07-13 08:58:14" },
  { height:  558910 , difficulty:  992649 , date:  "2015-07-13 08:59:01" },
  { height:  558911 , difficulty:  994027 , date:  "2015-07-13 08:59:05" },
  { height:  558912 , difficulty:  991353 , date:  "2015-07-13 09:00:07" },
  { height:  558913 , difficulty:  992271 , date:  "2015-07-13 09:01:41" },
  { height:  558914 , difficulty:  997368 , date:  "2015-07-13 09:02:36" },
  { height:  558915 , difficulty:  997873 , date:  "2015-07-13 09:04:21" },
  { height:  558916 , difficulty:  1004545 , date:  "2015-07-13 09:04:27" },
  { height:  558917 , difficulty:  1004351 , date:  "2015-07-13 09:06:39" },
  { height:  558918 , difficulty:  1005300 , date:  "2015-07-13 09:06:40" },
  { height:  558919 , difficulty:  1005023 , date:  "2015-07-13 09:08:11" },
  { height:  558920 , difficulty:  1005312 , date:  "2015-07-13 09:12:34" },
  { height:  558921 , difficulty:  1003492 , date:  "2015-07-13 09:13:57" },
  { height:  558922 , difficulty:  1002904 , date:  "2015-07-13 09:14:02" },
  { height:  558923 , difficulty:  1002438 , date:  "2015-07-13 09:15:21" },
  { height:  558924 , difficulty:  1000790 , date:  "2015-07-13 09:15:26" },
  { height:  558925 , difficulty:  999840 , date:  "2015-07-13 09:18:26" },
  { height:  558926 , difficulty:  1000889 , date:  "2015-07-13 09:20:26" },
  { height:  558927 , difficulty:  1003187 , date:  "2015-07-13 09:20:31" },
  { height:  558928 , difficulty:  1006969 , date:  "2015-07-13 09:21:06" },
  { height:  558929 , difficulty:  1008500 , date:  "2015-07-13 09:22:09" },
  { height:  558930 , difficulty:  1007162 , date:  "2015-07-13 09:23:22" },
  { height:  558931 , difficulty:  1008983 , date:  "2015-07-13 09:23:33" },
  { height:  558932 , difficulty:  1009767 , date:  "2015-07-13 09:26:07" },
  { height:  558933 , difficulty:  1010336 , date:  "2015-07-13 09:26:35" },
  { height:  558934 , difficulty:  1010866 , date:  "2015-07-13 09:26:44" },
  { height:  558935 , difficulty:  1010741 , date:  "2015-07-13 09:27:07" },
  { height:  558936 , difficulty:  1011566 , date:  "2015-07-13 09:27:13" },
  { height:  558937 , difficulty:  1016257 , date:  "2015-07-13 09:29:05" },
  { height:  558938 , difficulty:  1018262 , date:  "2015-07-13 09:29:51" },
  { height:  558939 , difficulty:  1021020 , date:  "2015-07-13 09:29:55" },
  { height:  558940 , difficulty:  1018702 , date:  "2015-07-13 09:33:10" },
  { height:  558941 , difficulty:  1012749 , date:  "2015-07-13 09:33:14" },
  { height:  558942 , difficulty:  1013331 , date:  "2015-07-13 09:34:12" },
  { height:  558943 , difficulty:  1013850 , date:  "2015-07-13 09:34:35" },
  { height:  558944 , difficulty:  1014562 , date:  "2015-07-13 09:35:16" },
  { height:  558945 , difficulty:  1013427 , date:  "2015-07-13 09:35:31" },
  { height:  558946 , difficulty:  1012707 , date:  "2015-07-13 09:36:36" },
  { height:  558947 , difficulty:  1016317 , date:  "2015-07-13 09:37:45" },
  { height:  558948 , difficulty:  1017761 , date:  "2015-07-13 09:37:47" },
  { height:  558949 , difficulty:  1017829 , date:  "2015-07-13 09:39:00" },
  { height:  558950 , difficulty:  1013958 , date:  "2015-07-13 09:40:37" },
  { height:  558951 , difficulty:  1015173 , date:  "2015-07-13 09:42:08" },
  { height:  558952 , difficulty:  1015146 , date:  "2015-07-13 09:43:21" },
  { height:  558953 , difficulty:  1016269 , date:  "2015-07-13 09:43:40" },
  { height:  558954 , difficulty:  1016470 , date:  "2015-07-13 09:43:47" },
  { height:  558955 , difficulty:  1019367 , date:  "2015-07-13 09:43:56" },
  { height:  558956 , difficulty:  1021084 , date:  "2015-07-13 09:45:24" },
  { height:  558957 , difficulty:  1021589 , date:  "2015-07-13 09:46:00" },
  { height:  558958 , difficulty:  1022384 , date:  "2015-07-13 09:48:12" },
  { height:  558959 , difficulty:  1032298 , date:  "2015-07-13 09:48:15" },
  { height:  558960 , difficulty:  1041171 , date:  "2015-07-13 09:49:33" },
  { height:  558961 , difficulty:  1041071 , date:  "2015-07-13 09:50:52" },
  { height:  558962 , difficulty:  1041461 , date:  "2015-07-13 09:51:11" },
  { height:  558963 , difficulty:  1049115 , date:  "2015-07-13 09:55:28" },
  { height:  558964 , difficulty:  1045675 , date:  "2015-07-13 09:55:30" },
  { height:  558965 , difficulty:  1045456 , date:  "2015-07-13 09:55:52" },
  { height:  558966 , difficulty:  1045567 , date:  "2015-07-13 09:57:19" },
  { height:  558967 , difficulty:  1045372 , date:  "2015-07-13 09:58:30" },
  { height:  558968 , difficulty:  1045323 , date:  "2015-07-13 09:58:33" },
  { height:  558969 , difficulty:  1045616 , date:  "2015-07-13 09:59:13" },
  { height:  558970 , difficulty:  1050868 , date:  "2015-07-13 09:59:49" },
  { height:  558971 , difficulty:  1049091 , date:  "2015-07-13 10:01:27" },
  { height:  558972 , difficulty:  1056003 , date:  "2015-07-13 10:01:30" },
  { height:  558973 , difficulty:  1055936 , date:  "2015-07-13 10:03:17" },
  { height:  558974 , difficulty:  1056661 , date:  "2015-07-13 10:03:21" },
  { height:  558975 , difficulty:  1053566 , date:  "2015-07-13 10:03:48" },
  { height:  558976 , difficulty:  1053915 , date:  "2015-07-13 10:07:52" },
  { height:  558977 , difficulty:  1054859 , date:  "2015-07-13 10:08:35" },
  { height:  558978 , difficulty:  1058567 , date:  "2015-07-13 10:09:50" },
  { height:  558979 , difficulty:  1057699 , date:  "2015-07-13 10:11:55" },
  { height:  558980 , difficulty:  1055923 , date:  "2015-07-13 10:13:23" },
  { height:  558981 , difficulty:  1055529 , date:  "2015-07-13 10:14:12" },
  { height:  558982 , difficulty:  1054547 , date:  "2015-07-13 10:15:23" },
  { height:  558983 , difficulty:  1055483 , date:  "2015-07-13 10:15:24" },
  { height:  558984 , difficulty:  1056363 , date:  "2015-07-13 10:15:31" },
  { height:  558985 , difficulty:  1056315 , date:  "2015-07-13 10:15:50" },
  { height:  558986 , difficulty:  1056474 , date:  "2015-07-13 10:16:30" },
  { height:  558987 , difficulty:  1057290 , date:  "2015-07-13 10:19:35" },
  { height:  558988 , difficulty:  1056453 , date:  "2015-07-13 10:19:37" },
  { height:  558989 , difficulty:  1054088 , date:  "2015-07-13 10:19:52" },
  { height:  558990 , difficulty:  1059874 , date:  "2015-07-13 10:20:52" },
  { height:  558991 , difficulty:  1056618 , date:  "2015-07-13 10:21:55" },
  { height:  558992 , difficulty:  1057409 , date:  "2015-07-13 10:25:02" },
  { height:  558993 , difficulty:  1055146 , date:  "2015-07-13 10:27:51" },
  { height:  558994 , difficulty:  1057103 , date:  "2015-07-13 10:28:56" },
  { height:  558995 , difficulty:  1055770 , date:  "2015-07-13 10:30:59" },
  { height:  558996 , difficulty:  1048936 , date:  "2015-07-13 10:35:56" },
  { height:  558997 , difficulty:  1047045 , date:  "2015-07-13 10:37:12" },
  { height:  558998 , difficulty:  1047717 , date:  "2015-07-13 10:37:58" },
  { height:  558999 , difficulty:  1049896 , date:  "2015-07-13 10:39:53" },
  { height:  559000 , difficulty:  1050045 , date:  "2015-07-13 10:40:58" },
  { height:  559001 , difficulty:  1044271 , date:  "2015-07-13 10:41:03" },
  { height:  559002 , difficulty:  1045454 , date:  "2015-07-13 10:42:29" },
  { height:  559003 , difficulty:  1049952 , date:  "2015-07-13 10:42:43" },
  { height:  559004 , difficulty:  1049165 , date:  "2015-07-13 10:42:46" },
  { height:  559005 , difficulty:  1047407 , date:  "2015-07-13 10:42:51" },
  { height:  559006 , difficulty:  1046259 , date:  "2015-07-13 10:47:39" },
  { height:  559007 , difficulty:  1046494 , date:  "2015-07-13 10:47:44" },
  { height:  559008 , difficulty:  1042084 , date:  "2015-07-13 10:49:02" },
  { height:  559009 , difficulty:  1048644 , date:  "2015-07-13 10:49:52" },
  { height:  559010 , difficulty:  1053514 , date:  "2015-07-13 10:49:56" },
  { height:  559011 , difficulty:  1056135 , date:  "2015-07-13 10:50:04" },
  { height:  559012 , difficulty:  1056339 , date:  "2015-07-13 10:53:04" },
  { height:  559013 , difficulty:  1053148 , date:  "2015-07-13 10:53:06" },
  { height:  559014 , difficulty:  1058242 , date:  "2015-07-13 10:54:47" },
  { height:  559015 , difficulty:  1058742 , date:  "2015-07-13 10:54:52" },
  { height:  559016 , difficulty:  1053409 , date:  "2015-07-13 10:57:47" },
  { height:  559017 , difficulty:  1056106 , date:  "2015-07-13 10:58:55" },
  { height:  559018 , difficulty:  1054484 , date:  "2015-07-13 10:59:06" },
  { height:  559019 , difficulty:  1054872 , date:  "2015-07-13 10:59:08" },
  { height:  559020 , difficulty:  1053900 , date:  "2015-07-13 11:01:48" },
  { height:  559021 , difficulty:  1058579 , date:  "2015-07-13 11:02:31" },
  { height:  559022 , difficulty:  1057356 , date:  "2015-07-13 11:04:20" },
  { height:  559023 , difficulty:  1055672 , date:  "2015-07-13 11:04:44" },
  { height:  559024 , difficulty:  1055938 , date:  "2015-07-13 11:06:33" },
  { height:  559025 , difficulty:  1054914 , date:  "2015-07-13 11:06:45" },
  { height:  559026 , difficulty:  1053040 , date:  "2015-07-13 11:08:36" },
  { height:  559027 , difficulty:  1051379 , date:  "2015-07-13 11:09:02" },
  { height:  559028 , difficulty:  1049825 , date:  "2015-07-13 11:09:13" },
  { height:  559029 , difficulty:  1051472 , date:  "2015-07-13 11:09:26" },
  { height:  559030 , difficulty:  1051504 , date:  "2015-07-13 11:09:29" },
  { height:  559031 , difficulty:  1053132 , date:  "2015-07-13 11:09:55" },
  { height:  559032 , difficulty:  1055618 , date:  "2015-07-13 11:09:57" },
  { height:  559033 , difficulty:  1055940 , date:  "2015-07-13 11:10:16" },
  { height:  559034 , difficulty:  1052980 , date:  "2015-07-13 11:12:07" },
  { height:  559035 , difficulty:  1056075 , date:  "2015-07-13 11:16:52" },
  { height:  559036 , difficulty:  1054356 , date:  "2015-07-13 11:16:56" },
  { height:  559037 , difficulty:  1052779 , date:  "2015-07-13 11:17:53" },
  { height:  559038 , difficulty:  1052925 , date:  "2015-07-13 11:19:00" },
  { height:  559039 , difficulty:  1047464 , date:  "2015-07-13 11:19:22" },
  { height:  559040 , difficulty:  1050802 , date:  "2015-07-13 11:20:11" },
  { height:  559041 , difficulty:  1051666 , date:  "2015-07-13 11:21:36" },
  { height:  559042 , difficulty:  1049409 , date:  "2015-07-13 11:22:04" },
  { height:  559043 , difficulty:  1048062 , date:  "2015-07-13 11:22:08" },
  { height:  559044 , difficulty:  1055295 , date:  "2015-07-13 11:22:31" },
  { height:  559045 , difficulty:  1054466 , date:  "2015-07-13 11:23:02" },
  { height:  559046 , difficulty:  1063567 , date:  "2015-07-13 11:23:28" },
  { height:  559047 , difficulty:  1061803 , date:  "2015-07-13 11:23:43" },
  { height:  559048 , difficulty:  1062832 , date:  "2015-07-13 11:24:39" },
  { height:  559049 , difficulty:  1060174 , date:  "2015-07-13 11:25:59" },
  { height:  559050 , difficulty:  1061677 , date:  "2015-07-13 11:32:11" },
  { height:  559051 , difficulty:  1063586 , date:  "2015-07-13 11:32:18" },
  { height:  559052 , difficulty:  1060238 , date:  "2015-07-13 11:34:00" },
  { height:  559053 , difficulty:  1060440 , date:  "2015-07-13 11:34:03" },
  { height:  559054 , difficulty:  1059360 , date:  "2015-07-13 11:34:39" },
  { height:  559055 , difficulty:  1055648 , date:  "2015-07-13 11:34:45" },
  { height:  559056 , difficulty:  1053570 , date:  "2015-07-13 11:35:55" },
  { height:  559057 , difficulty:  1053911 , date:  "2015-07-13 11:36:09" },
  { height:  559058 , difficulty:  1052242 , date:  "2015-07-13 11:41:17" },
  { height:  559059 , difficulty:  1052882 , date:  "2015-07-13 11:41:22" },
  { height:  559060 , difficulty:  1058772 , date:  "2015-07-13 11:42:04" },
  { height:  559061 , difficulty:  1059454 , date:  "2015-07-13 11:42:28" },
  { height:  559062 , difficulty:  1060306 , date:  "2015-07-13 11:44:08" },
  { height:  559063 , difficulty:  1055928 , date:  "2015-07-13 11:44:50" },
  { height:  559064 , difficulty:  1057345 , date:  "2015-07-13 11:45:09" },
  { height:  559065 , difficulty:  1057310 , date:  "2015-07-13 11:45:42" },
  { height:  559066 , difficulty:  1055851 , date:  "2015-07-13 11:45:48" },
  { height:  559067 , difficulty:  1055293 , date:  "2015-07-13 11:47:09" },
  { height:  559068 , difficulty:  1050106 , date:  "2015-07-13 11:47:28" },
  { height:  559069 , difficulty:  1045033 , date:  "2015-07-13 11:48:12" },
  { height:  559070 , difficulty:  1043540 , date:  "2015-07-13 11:48:41" },
  { height:  559071 , difficulty:  1040743 , date:  "2015-07-13 11:48:42" },
  { height:  559072 , difficulty:  1033344 , date:  "2015-07-13 11:50:16" },
  { height:  559073 , difficulty:  1031675 , date:  "2015-07-13 11:50:20" },
  { height:  559074 , difficulty:  1035167 , date:  "2015-07-13 11:53:57" },
  { height:  559075 , difficulty:  1031903 , date:  "2015-07-13 11:53:59" },
  { height:  559076 , difficulty:  1030315 , date:  "2015-07-13 11:55:03" },
  { height:  559077 , difficulty:  1032895 , date:  "2015-07-13 11:55:12" },
  { height:  559078 , difficulty:  1035880 , date:  "2015-07-13 11:57:13" },
  { height:  559079 , difficulty:  1039086 , date:  "2015-07-13 11:58:06" },
  { height:  559080 , difficulty:  1039774 , date:  "2015-07-13 11:58:53" },
  { height:  559081 , difficulty:  1042376 , date:  "2015-07-13 12:00:24" },
  { height:  559082 , difficulty:  1037684 , date:  "2015-07-13 12:00:45" },
  { height:  559083 , difficulty:  1041634 , date:  "2015-07-13 12:01:18" },
  { height:  559084 , difficulty:  1042763 , date:  "2015-07-13 12:02:52" },
  { height:  559085 , difficulty:  1043843 , date:  "2015-07-13 12:03:03" },
  { height:  559086 , difficulty:  1044287 , date:  "2015-07-13 12:04:06" },
  { height:  559087 , difficulty:  1046340 , date:  "2015-07-13 12:04:26" },
  { height:  559088 , difficulty:  1040905 , date:  "2015-07-13 12:04:54" },
  { height:  559089 , difficulty:  1042777 , date:  "2015-07-13 12:05:35" },
  { height:  559090 , difficulty:  1040090 , date:  "2015-07-13 12:06:31" },
  { height:  559091 , difficulty:  1041675 , date:  "2015-07-13 12:06:50" },
  { height:  559092 , difficulty:  1036571 , date:  "2015-07-13 12:07:38" },
  { height:  559093 , difficulty:  1035443 , date:  "2015-07-13 12:07:43" },
  { height:  559094 , difficulty:  1035586 , date:  "2015-07-13 12:08:03" },
  { height:  559095 , difficulty:  1037580 , date:  "2015-07-13 12:09:23" },
  { height:  559096 , difficulty:  1034678 , date:  "2015-07-13 12:13:14" },
  { height:  559097 , difficulty:  1035946 , date:  "2015-07-13 12:15:45" },
  { height:  559098 , difficulty:  1034179 , date:  "2015-07-13 12:15:48" },
  { height:  559099 , difficulty:  1034697 , date:  "2015-07-13 12:16:37" },
  { height:  559100 , difficulty:  1032881 , date:  "2015-07-13 12:17:46" },
  { height:  559101 , difficulty:  1033764 , date:  "2015-07-13 12:17:57" },
  { height:  559102 , difficulty:  1035538 , date:  "2015-07-13 12:18:00" },
  { height:  559103 , difficulty:  1035109 , date:  "2015-07-13 12:18:30" },
  { height:  559104 , difficulty:  1036107 , date:  "2015-07-13 12:18:59" },
  { height:  559105 , difficulty:  1036080 , date:  "2015-07-13 12:19:58" },
  { height:  559106 , difficulty:  1036528 , date:  "2015-07-13 12:20:00" },
  { height:  559107 , difficulty:  1044210 , date:  "2015-07-13 12:21:22" },
  { height:  559108 , difficulty:  1044933 , date:  "2015-07-13 12:21:26" },
  { height:  559109 , difficulty:  1046437 , date:  "2015-07-13 12:24:17" },
  { height:  559110 , difficulty:  1043305 , date:  "2015-07-13 12:24:31" },
  { height:  559111 , difficulty:  1034971 , date:  "2015-07-13 12:24:50" },
  { height:  559112 , difficulty:  1041470 , date:  "2015-07-13 12:25:50" },
  { height:  559113 , difficulty:  1043317 , date:  "2015-07-13 12:26:37" },
  { height:  559114 , difficulty:  1041977 , date:  "2015-07-13 12:27:32" },
  { height:  559115 , difficulty:  1042303 , date:  "2015-07-13 12:28:36" },
  { height:  559116 , difficulty:  1042894 , date:  "2015-07-13 12:29:01" },
  { height:  559117 , difficulty:  1042941 , date:  "2015-07-13 12:30:50" },
  { height:  559118 , difficulty:  1043789 , date:  "2015-07-13 12:32:37" },
  { height:  559119 , difficulty:  1044153 , date:  "2015-07-13 12:33:19" },
  { height:  559120 , difficulty:  1045120 , date:  "2015-07-13 12:33:44" },
  { height:  559121 , difficulty:  1051671 , date:  "2015-07-13 12:33:54" },
  { height:  559122 , difficulty:  1052082 , date:  "2015-07-13 12:35:35" },
  { height:  559123 , difficulty:  1052815 , date:  "2015-07-13 12:35:36" },
  { height:  559124 , difficulty:  1052798 , date:  "2015-07-13 12:36:12" },
  { height:  559125 , difficulty:  1055159 , date:  "2015-07-13 12:37:20" },
  { height:  559126 , difficulty:  1044726 , date:  "2015-07-13 12:37:53" },
  { height:  559127 , difficulty:  1051243 , date:  "2015-07-13 12:37:56" },
  { height:  559128 , difficulty:  1048943 , date:  "2015-07-13 12:38:30" },
  { height:  559129 , difficulty:  1054589 , date:  "2015-07-13 12:40:33" },
  { height:  559130 , difficulty:  1055803 , date:  "2015-07-13 12:40:50" },
  { height:  559131 , difficulty:  1058525 , date:  "2015-07-13 12:40:55" },
  { height:  559132 , difficulty:  1060890 , date:  "2015-07-13 12:44:18" },
  { height:  559133 , difficulty:  1061571 , date:  "2015-07-13 12:44:24" },
  { height:  559134 , difficulty:  1054373 , date:  "2015-07-13 12:47:44" },
  { height:  559135 , difficulty:  1057008 , date:  "2015-07-13 12:48:53" },
  { height:  559136 , difficulty:  1062085 , date:  "2015-07-13 12:49:45" },
  { height:  559137 , difficulty:  1062479 , date:  "2015-07-13 12:49:51" },
  { height:  559138 , difficulty:  1059634 , date:  "2015-07-13 12:50:20" },
  { height:  559139 , difficulty:  1059198 , date:  "2015-07-13 12:50:51" },
  { height:  559140 , difficulty:  1059981 , date:  "2015-07-13 12:53:53" },
  { height:  559141 , difficulty:  1059974 , date:  "2015-07-13 12:53:55" },
  { height:  559142 , difficulty:  1060722 , date:  "2015-07-13 12:57:05" },
  { height:  559143 , difficulty:  1059295 , date:  "2015-07-13 12:57:07" },
  { height:  559144 , difficulty:  1060626 , date:  "2015-07-13 12:57:39" },
  { height:  559145 , difficulty:  1059839 , date:  "2015-07-13 12:59:10" },
  { height:  559146 , difficulty:  1059574 , date:  "2015-07-13 12:59:18" },
  { height:  559147 , difficulty:  1060324 , date:  "2015-07-13 12:59:21" },
  { height:  559148 , difficulty:  1058789 , date:  "2015-07-13 12:59:41" },
  { height:  559149 , difficulty:  1059323 , date:  "2015-07-13 13:03:35" },
  { height:  559150 , difficulty:  1052812 , date:  "2015-07-13 13:04:11" },
  { height:  559151 , difficulty:  1054474 , date:  "2015-07-13 13:04:15" },
  { height:  559152 , difficulty:  1052912 , date:  "2015-07-13 13:04:55" },
  { height:  559153 , difficulty:  1054017 , date:  "2015-07-13 13:05:17" },
  { height:  559154 , difficulty:  1054646 , date:  "2015-07-13 13:05:56" },
  { height:  559155 , difficulty:  1053726 , date:  "2015-07-13 13:07:43" },
  { height:  559156 , difficulty:  1052745 , date:  "2015-07-13 13:08:07" },
  { height:  559157 , difficulty:  1051384 , date:  "2015-07-13 13:10:54" },
  { height:  559158 , difficulty:  1051796 , date:  "2015-07-13 13:11:00" },
  { height:  559159 , difficulty:  1052317 , date:  "2015-07-13 13:12:51" },
  { height:  559160 , difficulty:  1051164 , date:  "2015-07-13 13:13:12" },
  { height:  559161 , difficulty:  1055252 , date:  "2015-07-13 13:13:49" },
  { height:  559162 , difficulty:  1054906 , date:  "2015-07-13 13:14:45" },
  { height:  559163 , difficulty:  1054824 , date:  "2015-07-13 13:16:11" },
  { height:  559164 , difficulty:  1056288 , date:  "2015-07-13 13:18:58" },
  { height:  559165 , difficulty:  1055742 , date:  "2015-07-13 13:19:04" },
  { height:  559166 , difficulty:  1057237 , date:  "2015-07-13 13:19:53" },
  { height:  559167 , difficulty:  1057624 , date:  "2015-07-13 13:19:53" },
  { height:  559168 , difficulty:  1061007 , date:  "2015-07-13 13:20:09" },
  { height:  559169 , difficulty:  1061319 , date:  "2015-07-13 13:20:50" },
  { height:  559170 , difficulty:  1064781 , date:  "2015-07-13 13:23:20" },
  { height:  559171 , difficulty:  1063810 , date:  "2015-07-13 13:23:29" },
  { height:  559172 , difficulty:  1057022 , date:  "2015-07-13 13:25:12" },
  { height:  559173 , difficulty:  1054671 , date:  "2015-07-13 13:25:14" },
  { height:  559174 , difficulty:  1057594 , date:  "2015-07-13 13:27:28" },
  { height:  559175 , difficulty:  1058704 , date:  "2015-07-13 13:28:01" },
  { height:  559176 , difficulty:  1062100 , date:  "2015-07-13 13:31:31" },
  { height:  559177 , difficulty:  1063381 , date:  "2015-07-13 13:32:53" },
  { height:  559178 , difficulty:  1063753 , date:  "2015-07-13 13:33:00" },
  { height:  559179 , difficulty:  1064815 , date:  "2015-07-13 13:33:19" },
  { height:  559180 , difficulty:  1067098 , date:  "2015-07-13 13:38:06" },
  { height:  559181 , difficulty:  1066510 , date:  "2015-07-13 13:40:02" },
  { height:  559182 , difficulty:  1070087 , date:  "2015-07-13 13:40:04" },
  { height:  559183 , difficulty:  1068922 , date:  "2015-07-13 13:42:28" },
  { height:  559184 , difficulty:  1070010 , date:  "2015-07-13 13:43:00" },
  { height:  559185 , difficulty:  1066012 , date:  "2015-07-13 13:43:17" },
  { height:  559186 , difficulty:  1067579 , date:  "2015-07-13 13:45:57" },
  { height:  559187 , difficulty:  1070922 , date:  "2015-07-13 13:46:19" },
  { height:  559188 , difficulty:  1070509 , date:  "2015-07-13 13:47:16" },
  { height:  559189 , difficulty:  1072426 , date:  "2015-07-13 13:47:21" },
  { height:  559190 , difficulty:  1072577 , date:  "2015-07-13 13:47:32" },
  { height:  559191 , difficulty:  1071930 , date:  "2015-07-13 13:47:50" },
  { height:  559192 , difficulty:  1071841 , date:  "2015-07-13 13:48:12" },
  { height:  559193 , difficulty:  1069042 , date:  "2015-07-13 13:48:25" },
  { height:  559194 , difficulty:  1068069 , date:  "2015-07-13 13:49:31" },
  { height:  559195 , difficulty:  1067359 , date:  "2015-07-13 13:49:44" },
  { height:  559196 , difficulty:  1067507 , date:  "2015-07-13 13:52:24" },
  { height:  559197 , difficulty:  1075854 , date:  "2015-07-13 13:52:56" },
  { height:  559198 , difficulty:  1073618 , date:  "2015-07-13 13:55:20" },
  { height:  559199 , difficulty:  1076383 , date:  "2015-07-13 13:55:33" },
  { height:  559200 , difficulty:  1075742 , date:  "2015-07-13 13:56:21" },
  { height:  559201 , difficulty:  1079426 , date:  "2015-07-13 13:56:57" },
  { height:  559202 , difficulty:  1080350 , date:  "2015-07-13 13:57:39" },
  { height:  559203 , difficulty:  1086401 , date:  "2015-07-13 14:00:47" },
  { height:  559204 , difficulty:  1090076 , date:  "2015-07-13 14:00:49" },
  { height:  559205 , difficulty:  1087487 , date:  "2015-07-13 14:01:26" },
  { height:  559206 , difficulty:  1090739 , date:  "2015-07-13 14:02:08" },
  { height:  559207 , difficulty:  1092811 , date:  "2015-07-13 14:04:57" },
  { height:  559208 , difficulty:  1086588 , date:  "2015-07-13 14:07:01" },
  { height:  559209 , difficulty:  1089915 , date:  "2015-07-13 14:07:47" },
  { height:  559210 , difficulty:  1084628 , date:  "2015-07-13 14:08:25" },
  { height:  559211 , difficulty:  1084344 , date:  "2015-07-13 14:09:13" },
  { height:  559212 , difficulty:  1083468 , date:  "2015-07-13 14:10:23" },
  { height:  559213 , difficulty:  1085833 , date:  "2015-07-13 14:10:38" },
  { height:  559214 , difficulty:  1085726 , date:  "2015-07-13 14:10:59" },
  { height:  559215 , difficulty:  1085383 , date:  "2015-07-13 14:11:23" },
  { height:  559216 , difficulty:  1081341 , date:  "2015-07-13 14:11:27" },
  { height:  559217 , difficulty:  1082876 , date:  "2015-07-13 14:13:43" },
  { height:  559218 , difficulty:  1077378 , date:  "2015-07-13 14:13:48" },
  { height:  559219 , difficulty:  1078393 , date:  "2015-07-13 14:16:03" },
  { height:  559220 , difficulty:  1078505 , date:  "2015-07-13 14:16:07" },
  { height:  559221 , difficulty:  1078946 , date:  "2015-07-13 14:16:11" },
  { height:  559222 , difficulty:  1079518 , date:  "2015-07-13 14:18:35" },
  { height:  559223 , difficulty:  1081026 , date:  "2015-07-13 14:19:26" },
  { height:  559224 , difficulty:  1081362 , date:  "2015-07-13 14:20:12" },
  { height:  559225 , difficulty:  1074484 , date:  "2015-07-13 14:22:12" },
  { height:  559226 , difficulty:  1074771 , date:  "2015-07-13 14:23:15" },
  { height:  559227 , difficulty:  1075856 , date:  "2015-07-13 14:23:32" },
  { height:  559228 , difficulty:  1075781 , date:  "2015-07-13 14:23:49" },
  { height:  559229 , difficulty:  1075606 , date:  "2015-07-13 14:24:25" },
  { height:  559230 , difficulty:  1078616 , date:  "2015-07-13 14:25:48" },
  { height:  559231 , difficulty:  1075494 , date:  "2015-07-13 14:26:14" },
  { height:  559232 , difficulty:  1076539 , date:  "2015-07-13 14:27:18" },
  { height:  559233 , difficulty:  1073361 , date:  "2015-07-13 14:27:38" },
  { height:  559234 , difficulty:  1074105 , date:  "2015-07-13 14:28:00" },
  { height:  559235 , difficulty:  1071763 , date:  "2015-07-13 14:29:25" },
  { height:  559236 , difficulty:  1071882 , date:  "2015-07-13 14:30:38" },
  { height:  559237 , difficulty:  1073423 , date:  "2015-07-13 14:30:44" },
  { height:  559238 , difficulty:  1073113 , date:  "2015-07-13 14:31:32" },
  { height:  559239 , difficulty:  1071617 , date:  "2015-07-13 14:33:04" },
  { height:  559240 , difficulty:  1066590 , date:  "2015-07-13 14:34:42" },
  { height:  559241 , difficulty:  1068488 , date:  "2015-07-13 14:34:49" },
  { height:  559242 , difficulty:  1068703 , date:  "2015-07-13 14:37:25" },
  { height:  559243 , difficulty:  1069599 , date:  "2015-07-13 14:37:30" },
  { height:  559244 , difficulty:  1069695 , date:  "2015-07-13 14:37:35" },
  { height:  559245 , difficulty:  1069627 , date:  "2015-07-13 14:38:38" },
  { height:  559246 , difficulty:  1069179 , date:  "2015-07-13 14:38:59" },
  { height:  559247 , difficulty:  1069536 , date:  "2015-07-13 14:40:32" },
  { height:  559248 , difficulty:  1067318 , date:  "2015-07-13 14:40:53" },
  { height:  559249 , difficulty:  1071884 , date:  "2015-07-13 14:41:15" },
  { height:  559250 , difficulty:  1069073 , date:  "2015-07-13 14:42:09" },
  { height:  559251 , difficulty:  1069810 , date:  "2015-07-13 14:42:13" },
  { height:  559252 , difficulty:  1066382 , date:  "2015-07-13 14:42:16" },
  { height:  559253 , difficulty:  1066097 , date:  "2015-07-13 14:43:11" },
  { height:  559254 , difficulty:  1066744 , date:  "2015-07-13 14:43:33" },
  { height:  559255 , difficulty:  1070924 , date:  "2015-07-13 14:45:33" },
  { height:  559256 , difficulty:  1065143 , date:  "2015-07-13 14:45:34" },
  { height:  559257 , difficulty:  1063539 , date:  "2015-07-13 14:47:15" },
  { height:  559258 , difficulty:  1064865 , date:  "2015-07-13 14:49:33" },
  { height:  559259 , difficulty:  1062281 , date:  "2015-07-13 14:49:39" },
  { height:  559260 , difficulty:  1061681 , date:  "2015-07-13 14:50:09" },
  { height:  559261 , difficulty:  1062288 , date:  "2015-07-13 14:52:10" },
  { height:  559262 , difficulty:  1058631 , date:  "2015-07-13 14:52:46" },
  { height:  559263 , difficulty:  1060060 , date:  "2015-07-13 14:53:23" },
  { height:  559264 , difficulty:  1058696 , date:  "2015-07-13 14:53:49" },
  { height:  559265 , difficulty:  1060035 , date:  "2015-07-13 14:53:40" },
  { height:  559266 , difficulty:  1060265 , date:  "2015-07-13 14:54:02" },
  { height:  559267 , difficulty:  1061638 , date:  "2015-07-13 14:54:12" },
  { height:  559268 , difficulty:  1062663 , date:  "2015-07-13 14:54:29" },
  { height:  559269 , difficulty:  1065667 , date:  "2015-07-13 14:57:11" },
  { height:  559270 , difficulty:  1064131 , date:  "2015-07-13 14:57:16" },
  { height:  559271 , difficulty:  1067077 , date:  "2015-07-13 14:58:34" },
  { height:  559272 , difficulty:  1063301 , date:  "2015-07-13 15:01:08" },
  { height:  559273 , difficulty:  1062850 , date:  "2015-07-13 15:01:11" },
  { height:  559274 , difficulty:  1058782 , date:  "2015-07-13 15:02:11" },
  { height:  559275 , difficulty:  1060077 , date:  "2015-07-13 15:02:50" },
  { height:  559276 , difficulty:  1059123 , date:  "2015-07-13 15:02:52" },
  { height:  559277 , difficulty:  1065920 , date:  "2015-07-13 15:06:39" },
  { height:  559278 , difficulty:  1067517 , date:  "2015-07-13 15:09:36" },
  { height:  559279 , difficulty:  1063535 , date:  "2015-07-13 15:09:42" },
  { height:  559280 , difficulty:  1064542 , date:  "2015-07-13 15:11:41" },
  { height:  559281 , difficulty:  1065387 , date:  "2015-07-13 15:11:45" },
  { height:  559282 , difficulty:  1065125 , date:  "2015-07-13 15:12:37" },
  { height:  559283 , difficulty:  1060522 , date:  "2015-07-13 15:12:43" },
  { height:  559284 , difficulty:  1060254 , date:  "2015-07-13 15:14:18" },
  { height:  559285 , difficulty:  1059676 , date:  "2015-07-13 15:15:05" },
  { height:  559286 , difficulty:  1060320 , date:  "2015-07-13 15:15:51" },
  { height:  559287 , difficulty:  1062832 , date:  "2015-07-13 15:19:16" },
  { height:  559288 , difficulty:  1061167 , date:  "2015-07-13 15:20:09" },
  { height:  559289 , difficulty:  1063780 , date:  "2015-07-13 15:22:45" },
  { height:  559290 , difficulty:  1066850 , date:  "2015-07-13 15:22:48" },
  { height:  559291 , difficulty:  1067371 , date:  "2015-07-13 15:23:12" },
  { height:  559292 , difficulty:  1072668 , date:  "2015-07-13 15:23:15" },
  { height:  559293 , difficulty:  1068785 , date:  "2015-07-13 15:24:17" },
  { height:  559294 , difficulty:  1070308 , date:  "2015-07-13 15:25:36" },
  { height:  559295 , difficulty:  1066528 , date:  "2015-07-13 15:26:36" },
  { height:  559296 , difficulty:  1070828 , date:  "2015-07-13 15:27:14" },
  { height:  559297 , difficulty:  1071750 , date:  "2015-07-13 15:32:26" },
  { height:  559298 , difficulty:  1067678 , date:  "2015-07-13 15:32:29" },
  { height:  559299 , difficulty:  1071569 , date:  "2015-07-13 15:33:26" },
  { height:  559300 , difficulty:  1070947 , date:  "2015-07-13 15:36:35" },
  { height:  559301 , difficulty:  1069131 , date:  "2015-07-13 15:37:13" },
  { height:  559302 , difficulty:  1067475 , date:  "2015-07-13 15:37:36" },
  { height:  559303 , difficulty:  1070221 , date:  "2015-07-13 15:39:14" },
  { height:  559304 , difficulty:  1073334 , date:  "2015-07-13 15:40:04" },
  { height:  559305 , difficulty:  1072562 , date:  "2015-07-13 15:40:06" },
  { height:  559306 , difficulty:  1071513 , date:  "2015-07-13 15:40:22" },
  { height:  559307 , difficulty:  1072830 , date:  "2015-07-13 15:40:33" },
  { height:  559308 , difficulty:  1071234 , date:  "2015-07-13 15:40:59" },
  { height:  559309 , difficulty:  1071839 , date:  "2015-07-13 15:41:23" },
  { height:  559310 , difficulty:  1072509 , date:  "2015-07-13 15:43:44" },
  { height:  559311 , difficulty:  1074391 , date:  "2015-07-13 15:43:47" },
  { height:  559312 , difficulty:  1073505 , date:  "2015-07-13 15:44:13" },
  { height:  559313 , difficulty:  1077500 , date:  "2015-07-13 15:45:11" },
  { height:  559314 , difficulty:  1076343 , date:  "2015-07-13 15:47:33" },
  { height:  559315 , difficulty:  1074958 , date:  "2015-07-13 15:47:36" },
  { height:  559316 , difficulty:  1072316 , date:  "2015-07-13 15:53:51" },
  { height:  559317 , difficulty:  1075414 , date:  "2015-07-13 15:53:53" },
  { height:  559318 , difficulty:  1074633 , date:  "2015-07-13 15:54:25" },
  { height:  559319 , difficulty:  1077972 , date:  "2015-07-13 15:54:53" },
  { height:  559320 , difficulty:  1078221 , date:  "2015-07-13 15:56:19" },
  { height:  559321 , difficulty:  1077276 , date:  "2015-07-13 15:56:25" },
  { height:  559322 , difficulty:  1078009 , date:  "2015-07-13 15:58:11" },
  { height:  559323 , difficulty:  1076229 , date:  "2015-07-13 15:58:13" },
  { height:  559324 , difficulty:  1076892 , date:  "2015-07-13 15:59:10" },
  { height:  559325 , difficulty:  1078537 , date:  "2015-07-13 15:59:45" },
  { height:  559326 , difficulty:  1077278 , date:  "2015-07-13 15:59:51" },
  { height:  559327 , difficulty:  1078076 , date:  "2015-07-13 16:05:39" },
  { height:  559328 , difficulty:  1084581 , date:  "2015-07-13 16:07:06" },
  { height:  559329 , difficulty:  1083692 , date:  "2015-07-13 16:07:11" },
  { height:  559330 , difficulty:  1083456 , date:  "2015-07-13 16:08:56" },
  { height:  559331 , difficulty:  1082029 , date:  "2015-07-13 16:09:40" },
  { height:  559332 , difficulty:  1082929 , date:  "2015-07-13 16:09:41" },
  { height:  559333 , difficulty:  1080008 , date:  "2015-07-13 16:10:34" },
  { height:  559334 , difficulty:  1077427 , date:  "2015-07-13 16:10:39" },
  { height:  559335 , difficulty:  1078738 , date:  "2015-07-13 16:10:44" },
  { height:  559336 , difficulty:  1079147 , date:  "2015-07-13 16:10:56" },
  { height:  559337 , difficulty:  1081656 , date:  "2015-07-13 16:13:57" },
  { height:  559338 , difficulty:  1080862 , date:  "2015-07-13 16:14:01" },
  { height:  559339 , difficulty:  1080072 , date:  "2015-07-13 16:14:11" },
  { height:  559340 , difficulty:  1080278 , date:  "2015-07-13 16:14:19" },
  { height:  559341 , difficulty:  1085932 , date:  "2015-07-13 16:15:13" },
  { height:  559342 , difficulty:  1087022 , date:  "2015-07-13 16:17:24" },
  { height:  559343 , difficulty:  1087716 , date:  "2015-07-13 16:19:11" },
  { height:  559344 , difficulty:  1088053 , date:  "2015-07-13 16:20:37" },
  { height:  559345 , difficulty:  1084356 , date:  "2015-07-13 16:24:05" },
  { height:  559346 , difficulty:  1085473 , date:  "2015-07-13 16:28:00" },
  { height:  559347 , difficulty:  1083253 , date:  "2015-07-13 16:28:06" },
  { height:  559348 , difficulty:  1078626 , date:  "2015-07-13 16:28:32" },
  { height:  559349 , difficulty:  1080855 , date:  "2015-07-13 16:28:22" },
  { height:  559350 , difficulty:  1084186 , date:  "2015-07-13 16:29:42" },
  { height:  559351 , difficulty:  1083382 , date:  "2015-07-13 16:29:45" },
  { height:  559352 , difficulty:  1086369 , date:  "2015-07-13 16:29:53" },
  { height:  559353 , difficulty:  1079349 , date:  "2015-07-13 16:33:14" },
  { height:  559354 , difficulty:  1074079 , date:  "2015-07-13 16:33:19" },
  { height:  559355 , difficulty:  1074549 , date:  "2015-07-13 16:34:47" },
  { height:  559356 , difficulty:  1071155 , date:  "2015-07-13 16:35:10" },
  { height:  559357 , difficulty:  1076612 , date:  "2015-07-13 16:35:38" },
  { height:  559358 , difficulty:  1076228 , date:  "2015-07-13 16:36:00" },
  { height:  559359 , difficulty:  1078741 , date:  "2015-07-13 16:36:05" },
  { height:  559360 , difficulty:  1076086 , date:  "2015-07-13 16:41:49" },
  { height:  559361 , difficulty:  1076175 , date:  "2015-07-13 16:44:54" },
  { height:  559362 , difficulty:  1075788 , date:  "2015-07-13 16:44:58" },
  { height:  559363 , difficulty:  1076142 , date:  "2015-07-13 16:45:52" },
  { height:  559364 , difficulty:  1074928 , date:  "2015-07-13 16:48:20" },
  { height:  559365 , difficulty:  1070475 , date:  "2015-07-13 16:49:31" },
  { height:  559366 , difficulty:  1070760 , date:  "2015-07-13 16:50:51" },
  { height:  559367 , difficulty:  1071413 , date:  "2015-07-13 16:53:09" },
  { height:  559368 , difficulty:  1072491 , date:  "2015-07-13 16:56:38" },
  { height:  559369 , difficulty:  1073593 , date:  "2015-07-13 16:56:40" },
  { height:  559370 , difficulty:  1071448 , date:  "2015-07-13 16:58:11" },
  { height:  559371 , difficulty:  1070432 , date:  "2015-07-13 16:58:15" },
  { height:  559372 , difficulty:  1071470 , date:  "2015-07-13 16:58:46" },
  { height:  559373 , difficulty:  1064969 , date:  "2015-07-13 17:00:43" },
  { height:  559374 , difficulty:  1066365 , date:  "2015-07-13 17:02:41" },
  { height:  559375 , difficulty:  1064998 , date:  "2015-07-13 17:02:47" },
  { height:  559376 , difficulty:  1060051 , date:  "2015-07-13 17:04:25" },
  { height:  559377 , difficulty:  1059402 , date:  "2015-07-13 17:05:35" },
  { height:  559378 , difficulty:  1062596 , date:  "2015-07-13 17:06:08" },
  { height:  559379 , difficulty:  1059915 , date:  "2015-07-13 17:07:17" },
  { height:  559380 , difficulty:  1059983 , date:  "2015-07-13 17:07:41" },
  { height:  559381 , difficulty:  1063068 , date:  "2015-07-13 17:08:34" },
  { height:  559382 , difficulty:  1062915 , date:  "2015-07-13 17:10:05" },
  { height:  559383 , difficulty:  1065830 , date:  "2015-07-13 17:10:20" },
  { height:  559384 , difficulty:  1069379 , date:  "2015-07-13 17:14:05" },
  { height:  559385 , difficulty:  1070036 , date:  "2015-07-13 17:17:18" },
  { height:  559386 , difficulty:  1067012 , date:  "2015-07-13 17:17:28" },
  { height:  559387 , difficulty:  1067395 , date:  "2015-07-13 17:18:31" },
  { height:  559388 , difficulty:  1067525 , date:  "2015-07-13 17:19:12" },
  { height:  559389 , difficulty:  1066271 , date:  "2015-07-13 17:20:07" },
  { height:  559390 , difficulty:  1062884 , date:  "2015-07-13 17:23:49" },
  { height:  559391 , difficulty:  1064032 , date:  "2015-07-13 17:26:35" },
  { height:  559392 , difficulty:  1053094 , date:  "2015-07-13 17:30:08" },
  { height:  559393 , difficulty:  1053345 , date:  "2015-07-13 17:30:13" },
  { height:  559394 , difficulty:  1055317 , date:  "2015-07-13 17:30:41" },
  { height:  559395 , difficulty:  1056756 , date:  "2015-07-13 17:31:33" },
  { height:  559396 , difficulty:  1055004 , date:  "2015-07-13 17:32:17" },
  { height:  559397 , difficulty:  1057316 , date:  "2015-07-13 17:34:26" },
  { height:  559398 , difficulty:  1054587 , date:  "2015-07-13 17:34:51" },
  { height:  559399 , difficulty:  1054829 , date:  "2015-07-13 17:36:07" },
  { height:  559400 , difficulty:  1055891 , date:  "2015-07-13 17:36:11" },
  { height:  559401 , difficulty:  1059426 , date:  "2015-07-13 17:37:26" },
  { height:  559402 , difficulty:  1059607 , date:  "2015-07-13 17:39:13" },
  { height:  559403 , difficulty:  1053961 , date:  "2015-07-13 17:40:15" },
  { height:  559404 , difficulty:  1051783 , date:  "2015-07-13 17:41:15" },
  { height:  559405 , difficulty:  1052853 , date:  "2015-07-13 17:42:51" },
  { height:  559406 , difficulty:  1050195 , date:  "2015-07-13 17:43:52" },
  { height:  559407 , difficulty:  1050718 , date:  "2015-07-13 17:44:11" },
  { height:  559408 , difficulty:  1055913 , date:  "2015-07-13 17:47:01" },
  { height:  559409 , difficulty:  1058832 , date:  "2015-07-13 17:47:41" },
  { height:  559410 , difficulty:  1060387 , date:  "2015-07-13 17:47:43" },
  { height:  559411 , difficulty:  1065017 , date:  "2015-07-13 17:48:41" },
  { height:  559412 , difficulty:  1065822 , date:  "2015-07-13 17:51:28" },
  { height:  559413 , difficulty:  1060751 , date:  "2015-07-13 17:51:35" },
  { height:  559414 , difficulty:  1061038 , date:  "2015-07-13 17:53:34" },
  { height:  559415 , difficulty:  1064474 , date:  "2015-07-13 17:54:18" },
  { height:  559416 , difficulty:  1064605 , date:  "2015-07-13 17:54:57" },
  { height:  559417 , difficulty:  1065737 , date:  "2015-07-13 17:56:45" },
  { height:  559418 , difficulty:  1062210 , date:  "2015-07-13 17:56:46" },
  { height:  559419 , difficulty:  1061202 , date:  "2015-07-13 17:57:23" },
  { height:  559420 , difficulty:  1061140 , date:  "2015-07-13 17:57:23" },
  { height:  559421 , difficulty:  1055226 , date:  "2015-07-13 18:00:17" },
  { height:  559422 , difficulty:  1049737 , date:  "2015-07-13 18:00:20" },
  { height:  559423 , difficulty:  1050496 , date:  "2015-07-13 18:00:49" },
  { height:  559424 , difficulty:  1054934 , date:  "2015-07-13 18:01:21" },
  { height:  559425 , difficulty:  1054971 , date:  "2015-07-13 18:02:26" },
  { height:  559426 , difficulty:  1053784 , date:  "2015-07-13 18:02:34" },
  { height:  559427 , difficulty:  1057071 , date:  "2015-07-13 18:03:46" },
  { height:  559428 , difficulty:  1059083 , date:  "2015-07-13 18:03:52" },
  { height:  559429 , difficulty:  1060784 , date:  "2015-07-13 18:04:30" },
  { height:  559430 , difficulty:  1063268 , date:  "2015-07-13 18:04:43" },
  { height:  559431 , difficulty:  1060913 , date:  "2015-07-13 18:04:52" },
  { height:  559432 , difficulty:  1062598 , date:  "2015-07-13 18:06:08" },
  { height:  559433 , difficulty:  1062107 , date:  "2015-07-13 18:06:16" },
  { height:  559434 , difficulty:  1063657 , date:  "2015-07-13 18:07:06" },
  { height:  559435 , difficulty:  1065429 , date:  "2015-07-13 18:07:49" },
  { height:  559436 , difficulty:  1059222 , date:  "2015-07-13 18:08:35" },
  { height:  559437 , difficulty:  1053987 , date:  "2015-07-13 18:08:51" },
  { height:  559438 , difficulty:  1056265 , date:  "2015-07-13 18:10:15" },
  { height:  559439 , difficulty:  1058260 , date:  "2015-07-13 18:11:05" },
  { height:  559440 , difficulty:  1057237 , date:  "2015-07-13 18:13:23" },
  { height:  559441 , difficulty:  1057342 , date:  "2015-07-13 18:13:29" },
  { height:  559442 , difficulty:  1055281 , date:  "2015-07-13 18:14:45" },
  { height:  559443 , difficulty:  1052214 , date:  "2015-07-13 18:16:19" },
  { height:  559444 , difficulty:  1046953 , date:  "2015-07-13 18:16:20" },
  { height:  559445 , difficulty:  1049304 , date:  "2015-07-13 18:17:01" },
  { height:  559446 , difficulty:  1049554 , date:  "2015-07-13 18:17:17" },
  { height:  559447 , difficulty:  1050687 , date:  "2015-07-13 18:17:23" },
  { height:  559448 , difficulty:  1053790 , date:  "2015-07-13 18:18:33" },
  { height:  559449 , difficulty:  1050641 , date:  "2015-07-13 18:20:28" },
  { height:  559450 , difficulty:  1049896 , date:  "2015-07-13 18:21:26" },
  { height:  559451 , difficulty:  1051013 , date:  "2015-07-13 18:21:34" },
  { height:  559452 , difficulty:  1050581 , date:  "2015-07-13 18:22:33" },
  { height:  559453 , difficulty:  1048938 , date:  "2015-07-13 18:22:54" },
  { height:  559454 , difficulty:  1050933 , date:  "2015-07-13 18:24:11" },
  { height:  559455 , difficulty:  1049315 , date:  "2015-07-13 18:24:36" },
  { height:  559456 , difficulty:  1048971 , date:  "2015-07-13 18:27:23" },
  { height:  559457 , difficulty:  1055490 , date:  "2015-07-13 18:27:30" },
  { height:  559458 , difficulty:  1053535 , date:  "2015-07-13 18:27:56" },
  { height:  559459 , difficulty:  1053378 , date:  "2015-07-13 18:29:05" },
  { height:  559460 , difficulty:  1047527 , date:  "2015-07-13 18:33:29" },
  { height:  559461 , difficulty:  1044483 , date:  "2015-07-13 18:33:31" },
  { height:  559462 , difficulty:  1044484 , date:  "2015-07-13 18:33:33" },
  { height:  559463 , difficulty:  1045594 , date:  "2015-07-13 18:34:49" },
  { height:  559464 , difficulty:  1045037 , date:  "2015-07-13 18:38:48" },
  { height:  559465 , difficulty:  1043804 , date:  "2015-07-13 18:40:18" },
  { height:  559466 , difficulty:  1037902 , date:  "2015-07-13 18:40:24" },
  { height:  559467 , difficulty:  1033541 , date:  "2015-07-13 18:40:30" },
  { height:  559468 , difficulty:  1030334 , date:  "2015-07-13 18:40:35" },
  { height:  559469 , difficulty:  1033646 , date:  "2015-07-13 18:41:14" },
  { height:  559470 , difficulty:  1038741 , date:  "2015-07-13 18:42:47" },
  { height:  559471 , difficulty:  1039968 , date:  "2015-07-13 18:44:48" },
  { height:  559472 , difficulty:  1039084 , date:  "2015-07-13 18:44:54" },
  { height:  559473 , difficulty:  1035906 , date:  "2015-07-13 18:45:38" },
  { height:  559474 , difficulty:  1036031 , date:  "2015-07-13 18:46:57" },
  { height:  559475 , difficulty:  1034094 , date:  "2015-07-13 18:47:08" },
  { height:  559476 , difficulty:  1034223 , date:  "2015-07-13 18:48:23" },
  { height:  559477 , difficulty:  1032875 , date:  "2015-07-13 18:48:36" },
  { height:  559478 , difficulty:  1031105 , date:  "2015-07-13 18:50:24" },
  { height:  559479 , difficulty:  1031380 , date:  "2015-07-13 18:50:25" },
  { height:  559480 , difficulty:  1030034 , date:  "2015-07-13 18:50:46" },
  { height:  559481 , difficulty:  1029705 , date:  "2015-07-13 18:50:50" },
  { height:  559482 , difficulty:  1028215 , date:  "2015-07-13 18:51:10" },
  { height:  559483 , difficulty:  1029437 , date:  "2015-07-13 18:53:11" },
  { height:  559484 , difficulty:  1025514 , date:  "2015-07-13 18:53:32" },
  { height:  559485 , difficulty:  1029570 , date:  "2015-07-13 18:53:46" },
  { height:  559486 , difficulty:  1029886 , date:  "2015-07-13 18:55:20" },
  { height:  559487 , difficulty:  1031415 , date:  "2015-07-13 18:56:16" },
  { height:  559488 , difficulty:  1027574 , date:  "2015-07-13 18:56:37" },
  { height:  559489 , difficulty:  1029054 , date:  "2015-07-13 18:56:44" },
  { height:  559490 , difficulty:  1026872 , date:  "2015-07-13 18:57:10" },
  { height:  559491 , difficulty:  1026418 , date:  "2015-07-13 18:57:18" },
  { height:  559492 , difficulty:  1025600 , date:  "2015-07-13 18:57:28" },
  { height:  559493 , difficulty:  1024091 , date:  "2015-07-13 18:57:45" },
  { height:  559494 , difficulty:  1024298 , date:  "2015-07-13 19:00:37" },
  { height:  559495 , difficulty:  1023918 , date:  "2015-07-13 19:00:38" },
  { height:  559496 , difficulty:  1025270 , date:  "2015-07-13 19:02:22" },
  { height:  559497 , difficulty:  1024318 , date:  "2015-07-13 19:05:42" },
  { height:  559498 , difficulty:  1025924 , date:  "2015-07-13 19:07:36" },
  { height:  559499 , difficulty:  1026245 , date:  "2015-07-13 19:08:14" },
  { height:  559500 , difficulty:  1025740 , date:  "2015-07-13 19:10:19" },
  { height:  559501 , difficulty:  1024201 , date:  "2015-07-13 19:10:38" },
  { height:  559502 , difficulty:  1024802 , date:  "2015-07-13 19:12:07" },
  { height:  559503 , difficulty:  1026713 , date:  "2015-07-13 19:13:04" },
  { height:  559504 , difficulty:  1026924 , date:  "2015-07-13 19:13:09" },
  { height:  559505 , difficulty:  1027540 , date:  "2015-07-13 19:13:22" },
  { height:  559506 , difficulty:  1027477 , date:  "2015-07-13 19:13:41" },
  { height:  559507 , difficulty:  1038491 , date:  "2015-07-13 19:14:38" },
  { height:  559508 , difficulty:  1036705 , date:  "2015-07-13 19:15:17" },
  { height:  559509 , difficulty:  1037287 , date:  "2015-07-13 19:15:21" },
  { height:  559510 , difficulty:  1037299 , date:  "2015-07-13 19:16:47" },
  { height:  559511 , difficulty:  1040496 , date:  "2015-07-13 19:19:27" },
  { height:  559512 , difficulty:  1044658 , date:  "2015-07-13 19:19:31" },
  { height:  559513 , difficulty:  1044734 , date:  "2015-07-13 19:19:40" },
  { height:  559514 , difficulty:  1042938 , date:  "2015-07-13 19:22:32" },
  { height:  559515 , difficulty:  1042481 , date:  "2015-07-13 19:23:14" },
  { height:  559516 , difficulty:  1039008 , date:  "2015-07-13 19:25:03" },
  { height:  559517 , difficulty:  1039267 , date:  "2015-07-13 19:25:10" },
  { height:  559518 , difficulty:  1038119 , date:  "2015-07-13 19:25:19" },
  { height:  559519 , difficulty:  1037169 , date:  "2015-07-13 19:25:40" },
  { height:  559520 , difficulty:  1039956 , date:  "2015-07-13 19:26:03" },
  { height:  559521 , difficulty:  1040658 , date:  "2015-07-13 19:26:05" },
  { height:  559522 , difficulty:  1040962 , date:  "2015-07-13 19:27:49" },
  { height:  559523 , difficulty:  1043022 , date:  "2015-07-13 19:27:56" },
  { height:  559524 , difficulty:  1043327 , date:  "2015-07-13 19:28:45" },
  { height:  559525 , difficulty:  1040831 , date:  "2015-07-13 19:28:51" },
  { height:  559526 , difficulty:  1043316 , date:  "2015-07-13 19:32:11" },
  { height:  559527 , difficulty:  1043489 , date:  "2015-07-13 19:32:48" },
  { height:  559528 , difficulty:  1042075 , date:  "2015-07-13 19:34:03" },
  { height:  559529 , difficulty:  1043767 , date:  "2015-07-13 19:36:40" },
  { height:  559530 , difficulty:  1042323 , date:  "2015-07-13 19:37:34" },
  { height:  559531 , difficulty:  1043006 , date:  "2015-07-13 19:37:37" },
  { height:  559532 , difficulty:  1038376 , date:  "2015-07-13 19:38:58" },
  { height:  559533 , difficulty:  1038556 , date:  "2015-07-13 19:39:48" },
  { height:  559534 , difficulty:  1038669 , date:  "2015-07-13 19:41:01" },
  { height:  559535 , difficulty:  1037269 , date:  "2015-07-13 19:41:47" },
  { height:  559536 , difficulty:  1031029 , date:  "2015-07-13 19:43:57" },
  { height:  559537 , difficulty:  1031458 , date:  "2015-07-13 19:47:40" },
  { height:  559538 , difficulty:  1031628 , date:  "2015-07-13 19:47:44" },
  { height:  559539 , difficulty:  1034402 , date:  "2015-07-13 19:49:43" },
  { height:  559540 , difficulty:  1034182 , date:  "2015-07-13 19:50:49" },
  { height:  559541 , difficulty:  1031810 , date:  "2015-07-13 19:50:56" },
  { height:  559542 , difficulty:  1032505 , date:  "2015-07-13 19:51:30" },
  { height:  559543 , difficulty:  1035229 , date:  "2015-07-13 19:51:34" },
  { height:  559544 , difficulty:  1036427 , date:  "2015-07-13 19:52:23" },
  { height:  559545 , difficulty:  1036243 , date:  "2015-07-13 19:53:31" },
  { height:  559546 , difficulty:  1034345 , date:  "2015-07-13 19:57:10" },
  { height:  559547 , difficulty:  1033560 , date:  "2015-07-13 19:57:17" },
  { height:  559548 , difficulty:  1034895 , date:  "2015-07-13 19:58:05" },
  { height:  559549 , difficulty:  1037620 , date:  "2015-07-13 20:00:15" },
  { height:  559550 , difficulty:  1035572 , date:  "2015-07-13 20:01:15" },
  { height:  559551 , difficulty:  1035679 , date:  "2015-07-13 20:02:22" },
  { height:  559552 , difficulty:  1033803 , date:  "2015-07-13 20:03:58" },
  { height:  559553 , difficulty:  1033737 , date:  "2015-07-13 20:05:03" },
  { height:  559554 , difficulty:  1032114 , date:  "2015-07-13 20:06:07" },
  { height:  559555 , difficulty:  1032439 , date:  "2015-07-13 20:07:06" },
  { height:  559556 , difficulty:  1033546 , date:  "2015-07-13 20:09:39" },
  { height:  559557 , difficulty:  1033582 , date:  "2015-07-13 20:11:23" },
  { height:  559558 , difficulty:  1033924 , date:  "2015-07-13 20:11:29" },
  { height:  559559 , difficulty:  1030939 , date:  "2015-07-13 20:13:33" },
  { height:  559560 , difficulty:  1031381 , date:  "2015-07-13 20:13:41" },
  { height:  559561 , difficulty:  1031079 , date:  "2015-07-13 20:13:43" },
  { height:  559562 , difficulty:  1029292 , date:  "2015-07-13 20:17:08" },
  { height:  559563 , difficulty:  1030902 , date:  "2015-07-13 20:18:00" },
  { height:  559564 , difficulty:  1030992 , date:  "2015-07-13 20:18:29" },
  { height:  559565 , difficulty:  1033988 , date:  "2015-07-13 20:20:01" },
  { height:  559566 , difficulty:  1033685 , date:  "2015-07-13 20:20:10" },
  { height:  559567 , difficulty:  1033856 , date:  "2015-07-13 20:20:48" },
  { height:  559568 , difficulty:  1034165 , date:  "2015-07-13 20:25:27" },
  { height:  559569 , difficulty:  1033931 , date:  "2015-07-13 20:26:07" },
  { height:  559570 , difficulty:  1031277 , date:  "2015-07-13 20:31:11" },
  { height:  559571 , difficulty:  1032866 , date:  "2015-07-13 20:33:24" },
  { height:  559572 , difficulty:  1030858 , date:  "2015-07-13 20:33:46" },
  { height:  559573 , difficulty:  1025378 , date:  "2015-07-13 20:33:47" },
  { height:  559574 , difficulty:  1025902 , date:  "2015-07-13 20:34:01" },
  { height:  559575 , difficulty:  1024920 , date:  "2015-07-13 20:34:22" },
  { height:  559576 , difficulty:  1022525 , date:  "2015-07-13 20:35:06" },
  { height:  559577 , difficulty:  1022144 , date:  "2015-07-13 20:36:21" },
  { height:  559578 , difficulty:  1020936 , date:  "2015-07-13 20:36:27" },
  { height:  559579 , difficulty:  1023126 , date:  "2015-07-13 20:38:13" },
  { height:  559580 , difficulty:  1023633 , date:  "2015-07-13 20:38:20" },
  { height:  559581 , difficulty:  1024696 , date:  "2015-07-13 20:38:22" },
  { height:  559582 , difficulty:  1024872 , date:  "2015-07-13 20:38:45" },
  { height:  559583 , difficulty:  1023535 , date:  "2015-07-13 20:42:22" },
  { height:  559584 , difficulty:  1023385 , date:  "2015-07-13 20:42:23" },
  { height:  559585 , difficulty:  1024647 , date:  "2015-07-13 20:42:53" },
  { height:  559586 , difficulty:  1022450 , date:  "2015-07-13 20:43:12" },
  { height:  559587 , difficulty:  1019833 , date:  "2015-07-13 20:44:08" },
  { height:  559588 , difficulty:  1022394 , date:  "2015-07-13 20:44:52" },
  { height:  559589 , difficulty:  1023741 , date:  "2015-07-13 20:45:10" },
  { height:  559590 , difficulty:  1021964 , date:  "2015-07-13 20:48:51" },
  { height:  559591 , difficulty:  1021035 , date:  "2015-07-13 20:49:22" },
  { height:  559592 , difficulty:  1021724 , date:  "2015-07-13 20:50:12" },
  { height:  559593 , difficulty:  1021613 , date:  "2015-07-13 20:51:10" },
  { height:  559594 , difficulty:  1023929 , date:  "2015-07-13 20:51:15" },
  { height:  559595 , difficulty:  1030717 , date:  "2015-07-13 20:51:42" },
  { height:  559596 , difficulty:  1032461 , date:  "2015-07-13 20:52:33" },
  { height:  559597 , difficulty:  1032607 , date:  "2015-07-13 20:52:51" },
  { height:  559598 , difficulty:  1031967 , date:  "2015-07-13 20:53:19" },
  { height:  559599 , difficulty:  1031980 , date:  "2015-07-13 20:53:41" },
  { height:  559600 , difficulty:  1035743 , date:  "2015-07-13 20:54:59" },
  { height:  559601 , difficulty:  1039043 , date:  "2015-07-13 20:55:00" },
  { height:  559602 , difficulty:  1033588 , date:  "2015-07-13 20:55:03" },
  { height:  559603 , difficulty:  1033591 , date:  "2015-07-13 20:55:09" },
  { height:  559604 , difficulty:  1033308 , date:  "2015-07-13 20:55:31" },
  { height:  559605 , difficulty:  1031009 , date:  "2015-07-13 20:55:45" },
  { height:  559606 , difficulty:  1029860 , date:  "2015-07-13 20:57:22" },
  { height:  559607 , difficulty:  1034153 , date:  "2015-07-13 20:58:03" },
  { height:  559608 , difficulty:  1032707 , date:  "2015-07-13 20:58:11" },
  { height:  559609 , difficulty:  1031601 , date:  "2015-07-13 20:58:13" },
  { height:  559610 , difficulty:  1030246 , date:  "2015-07-13 20:59:20" },
  { height:  559611 , difficulty:  1029171 , date:  "2015-07-13 21:00:35" },
  { height:  559612 , difficulty:  1028693 , date:  "2015-07-13 21:01:18" },
  { height:  559613 , difficulty:  1023802 , date:  "2015-07-13 21:02:13" },
  { height:  559614 , difficulty:  1023819 , date:  "2015-07-13 21:02:34" },
  { height:  559615 , difficulty:  1025948 , date:  "2015-07-13 21:04:03" },
  { height:  559616 , difficulty:  1024266 , date:  "2015-07-13 21:06:43" },
  { height:  559617 , difficulty:  1025708 , date:  "2015-07-13 21:06:48" },
  { height:  559618 , difficulty:  1025433 , date:  "2015-07-13 21:06:53" },
  { height:  559619 , difficulty:  1026493 , date:  "2015-07-13 21:15:04" },
  { height:  559620 , difficulty:  1025587 , date:  "2015-07-13 21:15:10" },
  { height:  559621 , difficulty:  1025542 , date:  "2015-07-13 21:16:50" },
  { height:  559622 , difficulty:  1021432 , date:  "2015-07-13 21:18:00" },
  { height:  559623 , difficulty:  1021320 , date:  "2015-07-13 21:19:27" },
  { height:  559624 , difficulty:  1022035 , date:  "2015-07-13 21:19:47" },
  { height:  559625 , difficulty:  1021166 , date:  "2015-07-13 21:20:20" },
  { height:  559626 , difficulty:  1022051 , date:  "2015-07-13 21:20:31" },
  { height:  559627 , difficulty:  1022250 , date:  "2015-07-13 21:21:57" },
  { height:  559628 , difficulty:  1020163 , date:  "2015-07-13 21:22:57" },
  { height:  559629 , difficulty:  1018603 , date:  "2015-07-13 21:22:59" },
  { height:  559630 , difficulty:  1017123 , date:  "2015-07-13 21:23:54" },
  { height:  559631 , difficulty:  1017932 , date:  "2015-07-13 21:24:06" },
  { height:  559632 , difficulty:  1014769 , date:  "2015-07-13 21:24:25" },
  { height:  559633 , difficulty:  1015546 , date:  "2015-07-13 21:29:47" },
  { height:  559634 , difficulty:  1015468 , date:  "2015-07-13 21:34:40" },
  { height:  559635 , difficulty:  1014203 , date:  "2015-07-13 21:35:17" },
  { height:  559636 , difficulty:  1016115 , date:  "2015-07-13 21:35:21" },
  { height:  559637 , difficulty:  1016561 , date:  "2015-07-13 21:38:40" },
  { height:  559638 , difficulty:  1017946 , date:  "2015-07-13 21:40:48" },
  { height:  559639 , difficulty:  1016560 , date:  "2015-07-13 21:41:11" },
  { height:  559640 , difficulty:  1016346 , date:  "2015-07-13 21:41:22" },
  { height:  559641 , difficulty:  1016191 , date:  "2015-07-13 21:41:31" },
  { height:  559642 , difficulty:  1017862 , date:  "2015-07-13 21:42:07" },
  { height:  559643 , difficulty:  1016889 , date:  "2015-07-13 21:45:08" },
  { height:  559644 , difficulty:  1010402 , date:  "2015-07-13 21:45:49" },
  { height:  559645 , difficulty:  1010268 , date:  "2015-07-13 21:45:54" },
  { height:  559646 , difficulty:  1004731 , date:  "2015-07-13 21:46:10" },
  { height:  559647 , difficulty:  1001250 , date:  "2015-07-13 21:46:16" },
  { height:  559648 , difficulty:  1003460 , date:  "2015-07-13 21:46:43" },
  { height:  559649 , difficulty:  1003490 , date:  "2015-07-13 21:48:26" },
  { height:  559650 , difficulty:  1003791 , date:  "2015-07-13 21:50:18" },
  { height:  559651 , difficulty:  1009700 , date:  "2015-07-13 21:50:23" },
  { height:  559652 , difficulty:  1009621 , date:  "2015-07-13 21:51:10" },
  { height:  559653 , difficulty:  1009563 , date:  "2015-07-13 21:51:31" },
  { height:  559654 , difficulty:  1012710 , date:  "2015-07-13 21:52:12" },
  { height:  559655 , difficulty:  1012171 , date:  "2015-07-13 21:52:17" },
  { height:  559656 , difficulty:  1013256 , date:  "2015-07-13 21:52:28" },
  { height:  559657 , difficulty:  1015078 , date:  "2015-07-13 21:54:27" },
  { height:  559658 , difficulty:  1014432 , date:  "2015-07-13 21:55:11" },
  { height:  559659 , difficulty:  1008715 , date:  "2015-07-13 21:57:06" },
  { height:  559660 , difficulty:  1009146 , date:  "2015-07-13 21:59:01" },
  { height:  559661 , difficulty:  1009364 , date:  "2015-07-13 21:59:06" },
  { height:  559662 , difficulty:  1013786 , date:  "2015-07-13 21:59:50" },
  { height:  559663 , difficulty:  1012266 , date:  "2015-07-13 21:59:58" },
  { height:  559664 , difficulty:  1011433 , date:  "2015-07-13 22:00:08" },
  { height:  559665 , difficulty:  1012509 , date:  "2015-07-13 22:00:20" },
  { height:  559666 , difficulty:  1008201 , date:  "2015-07-13 22:00:23" },
  { height:  559667 , difficulty:  1012341 , date:  "2015-07-13 22:00:48" },
  { height:  559668 , difficulty:  1015513 , date:  "2015-07-13 22:02:25" },
  { height:  559669 , difficulty:  1015647 , date:  "2015-07-13 22:03:08" },
  { height:  559670 , difficulty:  1018816 , date:  "2015-07-13 22:06:17" },
  { height:  559671 , difficulty:  1026232 , date:  "2015-07-13 22:06:56" },
  { height:  559672 , difficulty:  1026903 , date:  "2015-07-13 22:09:22" },
  { height:  559673 , difficulty:  1027658 , date:  "2015-07-13 22:10:44" },
  { height:  559674 , difficulty:  1030057 , date:  "2015-07-13 22:10:45" },
  { height:  559675 , difficulty:  1031233 , date:  "2015-07-13 22:11:00" },
  { height:  559676 , difficulty:  1029175 , date:  "2015-07-13 22:11:21" },
  { height:  559677 , difficulty:  1031545 , date:  "2015-07-13 22:12:49" },
  { height:  559678 , difficulty:  1031827 , date:  "2015-07-13 22:12:50" },
  { height:  559679 , difficulty:  1031718 , date:  "2015-07-13 22:13:07" },
  { height:  559680 , difficulty:  1031217 , date:  "2015-07-13 22:15:28" },
  { height:  559681 , difficulty:  1038936 , date:  "2015-07-13 22:18:56" },
  { height:  559682 , difficulty:  1036296 , date:  "2015-07-13 22:19:23" },
  { height:  559683 , difficulty:  1037332 , date:  "2015-07-13 22:20:57" },
  { height:  559684 , difficulty:  1038500 , date:  "2015-07-13 22:24:40" },
  { height:  559685 , difficulty:  1038521 , date:  "2015-07-13 22:25:13" },
  { height:  559686 , difficulty:  1036802 , date:  "2015-07-13 22:28:25" },
  { height:  559687 , difficulty:  1039744 , date:  "2015-07-13 22:28:42" },
  { height:  559688 , difficulty:  1038536 , date:  "2015-07-13 22:28:58" },
  { height:  559689 , difficulty:  1039790 , date:  "2015-07-13 22:29:54" },
  { height:  559690 , difficulty:  1039276 , date:  "2015-07-13 22:33:25" },
  { height:  559691 , difficulty:  1041688 , date:  "2015-07-13 22:33:31" },
  { height:  559692 , difficulty:  1039007 , date:  "2015-07-13 22:37:19" },
  { height:  559693 , difficulty:  1039131 , date:  "2015-07-13 22:40:20" },
  { height:  559694 , difficulty:  1038997 , date:  "2015-07-13 22:41:28" },
  { height:  559695 , difficulty:  1029606 , date:  "2015-07-13 22:43:00" },
  { height:  559696 , difficulty:  1030589 , date:  "2015-07-13 22:45:22" },
  { height:  559697 , difficulty:  1030789 , date:  "2015-07-13 22:46:01" },
  { height:  559698 , difficulty:  1029445 , date:  "2015-07-13 22:46:05" },
  { height:  559699 , difficulty:  1030004 , date:  "2015-07-13 22:47:45" },
  { height:  559700 , difficulty:  1029726 , date:  "2015-07-13 22:49:53" },
  { height:  559701 , difficulty:  1031862 , date:  "2015-07-13 22:50:19" },
  { height:  559702 , difficulty:  1032236 , date:  "2015-07-13 22:50:28" },
  { height:  559703 , difficulty:  1030086 , date:  "2015-07-13 22:50:43" },
  { height:  559704 , difficulty:  1028719 , date:  "2015-07-13 22:52:17" },
  { height:  559705 , difficulty:  1028694 , date:  "2015-07-13 22:52:52" },
  { height:  559706 , difficulty:  1027825 , date:  "2015-07-13 22:52:56" },
  { height:  559707 , difficulty:  1027485 , date:  "2015-07-13 22:53:38" },
  { height:  559708 , difficulty:  1027418 , date:  "2015-07-13 22:53:40" },
  { height:  559709 , difficulty:  1021508 , date:  "2015-07-13 22:58:32" },
  { height:  559710 , difficulty:  1021221 , date:  "2015-07-13 22:59:01" },
  { height:  559711 , difficulty:  1020248 , date:  "2015-07-13 23:01:17" },
  { height:  559712 , difficulty:  1021648 , date:  "2015-07-13 23:01:24" },
  { height:  559713 , difficulty:  1017963 , date:  "2015-07-13 23:01:53" },
  { height:  559714 , difficulty:  1015021 , date:  "2015-07-13 23:04:57" },
  { height:  559715 , difficulty:  1015674 , date:  "2015-07-13 23:05:26" },
  { height:  559716 , difficulty:  1017638 , date:  "2015-07-13 23:05:50" },
  { height:  559717 , difficulty:  1018105 , date:  "2015-07-13 23:07:29" },
  { height:  559718 , difficulty:  1017181 , date:  "2015-07-13 23:07:36" },
  { height:  559719 , difficulty:  1012817 , date:  "2015-07-13 23:07:59" },
  { height:  559720 , difficulty:  1012475 , date:  "2015-07-13 23:08:48" },
  { height:  559721 , difficulty:  1012959 , date:  "2015-07-13 23:08:49" },
  { height:  559722 , difficulty:  1012840 , date:  "2015-07-13 23:09:13" },
  { height:  559723 , difficulty:  1014099 , date:  "2015-07-13 23:09:52" },
  { height:  559724 , difficulty:  1015450 , date:  "2015-07-13 23:10:09" },
  { height:  559725 , difficulty:  1022743 , date:  "2015-07-13 23:12:08" },
  { height:  559726 , difficulty:  1019751 , date:  "2015-07-13 23:12:57" },
  { height:  559727 , difficulty:  1022343 , date:  "2015-07-13 23:14:07" },
  { height:  559728 , difficulty:  1021046 , date:  "2015-07-13 23:14:24" },
  { height:  559729 , difficulty:  1021379 , date:  "2015-07-13 23:15:09" },
  { height:  559730 , difficulty:  1020345 , date:  "2015-07-13 23:15:48" },
  { height:  559731 , difficulty:  1022071 , date:  "2015-07-13 23:17:14" },
  { height:  559732 , difficulty:  1022088 , date:  "2015-07-13 23:17:48" },
  { height:  559733 , difficulty:  1027278 , date:  "2015-07-13 23:17:51" },
  { height:  559734 , difficulty:  1026127 , date:  "2015-07-13 23:18:34" },
  { height:  559735 , difficulty:  1024016 , date:  "2015-07-13 23:20:29" },
  { height:  559736 , difficulty:  1021415 , date:  "2015-07-13 23:21:01" },
  { height:  559737 , difficulty:  1023962 , date:  "2015-07-13 23:22:55" },
  { height:  559738 , difficulty:  1023838 , date:  "2015-07-13 23:24:54" },
  { height:  559739 , difficulty:  1024070 , date:  "2015-07-13 23:25:21" },
  { height:  559740 , difficulty:  1024635 , date:  "2015-07-13 23:27:35" },
  { height:  559741 , difficulty:  1024397 , date:  "2015-07-13 23:28:46" },
  { height:  559742 , difficulty:  1026492 , date:  "2015-07-13 23:34:11" },
  { height:  559743 , difficulty:  1026263 , date:  "2015-07-13 23:34:32" },
  { height:  559744 , difficulty:  1024739 , date:  "2015-07-13 23:34:59" },
  { height:  559745 , difficulty:  1024305 , date:  "2015-07-13 23:36:26" },
  { height:  559746 , difficulty:  1019072 , date:  "2015-07-13 23:39:07" },
  { height:  559747 , difficulty:  1020576 , date:  "2015-07-13 23:39:16" },
  { height:  559748 , difficulty:  1016666 , date:  "2015-07-13 23:42:50" },
  { height:  559749 , difficulty:  1020363 , date:  "2015-07-13 23:42:55" },
  { height:  559750 , difficulty:  1020387 , date:  "2015-07-13 23:43:04" },
  { height:  559751 , difficulty:  1021742 , date:  "2015-07-13 23:43:37" },
  { height:  559752 , difficulty:  1021404 , date:  "2015-07-13 23:44:09" },
  { height:  559753 , difficulty:  1022310 , date:  "2015-07-13 23:45:52" },
  { height:  559754 , difficulty:  1023739 , date:  "2015-07-13 23:46:00" },
  { height:  559755 , difficulty:  1024559 , date:  "2015-07-13 23:50:04" },
  { height:  559756 , difficulty:  1023153 , date:  "2015-07-13 23:51:05" },
  { height:  559757 , difficulty:  1017997 , date:  "2015-07-13 23:51:10" },
  { height:  559758 , difficulty:  1018153 , date:  "2015-07-13 23:51:38" },
  { height:  559759 , difficulty:  1018144 , date:  "2015-07-13 23:52:05" },
  { height:  559760 , difficulty:  1012348 , date:  "2015-07-13 23:52:39" },
  { height:  559761 , difficulty:  1013154 , date:  "2015-07-13 23:56:01" },
  { height:  559762 , difficulty:  1008484 , date:  "2015-07-13 23:56:25" },
  { height:  559763 , difficulty:  1008778 , date:  "2015-07-13 23:58:34" },
  { height:  559764 , difficulty:  1009446 , date:  "2015-07-13 23:58:58" },
  { height:  559765 , difficulty:  1009445 , date:  "2015-07-13 23:58:59" },
  { height:  559766 , difficulty:  1004286 , date:  "2015-07-13 23:59:05" },
  { height:  559767 , difficulty:  1005418 , date:  "2015-07-13 23:59:27" },
  { height:  559768 , difficulty:  999488 , date:  "2015-07-13 23:59:48" },
  { height:  559769 , difficulty:  995252 , date:  "2015-07-14 00:00:31" },
  { height:  559770 , difficulty:  995569 , date:  "2015-07-14 00:04:27" },
  { height:  559771 , difficulty:  999223 , date:  "2015-07-14 00:05:04" },
  { height:  559772 , difficulty:  999453 , date:  "2015-07-14 00:05:13" },
  { height:  559773 , difficulty:  998496 , date:  "2015-07-14 00:06:39" },
  { height:  559774 , difficulty:  999677 , date:  "2015-07-14 00:06:57" },
  { height:  559775 , difficulty:  998853 , date:  "2015-07-14 00:07:14" },
  { height:  559776 , difficulty:  995764 , date:  "2015-07-14 00:07:35" },
  { height:  559777 , difficulty:  995155 , date:  "2015-07-14 00:10:06" },
  { height:  559778 , difficulty:  995701 , date:  "2015-07-14 00:10:10" },
  { height:  559779 , difficulty:  996060 , date:  "2015-07-14 00:11:37" },
  { height:  559780 , difficulty:  995129 , date:  "2015-07-14 00:11:43" },
  { height:  559781 , difficulty:  994252 , date:  "2015-07-14 00:12:41" },
  { height:  559782 , difficulty:  996273 , date:  "2015-07-14 00:13:03" },
  { height:  559783 , difficulty:  995247 , date:  "2015-07-14 00:14:06" },
  { height:  559784 , difficulty:  999671 , date:  "2015-07-14 00:15:56" },
  { height:  559785 , difficulty:  992331 , date:  "2015-07-14 00:16:35" },
  { height:  559786 , difficulty:  992048 , date:  "2015-07-14 00:16:37" },
  { height:  559787 , difficulty:  990037 , date:  "2015-07-14 00:16:55" },
  { height:  559788 , difficulty:  991043 , date:  "2015-07-14 00:18:00" },
  { height:  559789 , difficulty:  991682 , date:  "2015-07-14 00:18:01" },
  { height:  559790 , difficulty:  988523 , date:  "2015-07-14 00:18:19" },
  { height:  559791 , difficulty:  988376 , date:  "2015-07-14 00:22:01" },
  { height:  559792 , difficulty:  990541 , date:  "2015-07-14 00:22:06" },
  { height:  559793 , difficulty:  990709 , date:  "2015-07-14 00:22:13" },
  { height:  559794 , difficulty:  991578 , date:  "2015-07-14 00:23:08" },
  { height:  559795 , difficulty:  991579 , date:  "2015-07-14 00:27:24" },
  { height:  559796 , difficulty:  990502 , date:  "2015-07-14 00:27:26" },
  { height:  559797 , difficulty:  993047 , date:  "2015-07-14 00:28:10" },
  { height:  559798 , difficulty:  992383 , date:  "2015-07-14 00:29:27" },
  { height:  559799 , difficulty:  992244 , date:  "2015-07-14 00:29:42" },
  { height:  559800 , difficulty:  993514 , date:  "2015-07-14 00:30:06" },
  { height:  559801 , difficulty:  991234 , date:  "2015-07-14 00:30:23" },
  { height:  559802 , difficulty:  989988 , date:  "2015-07-14 00:31:12" },
  { height:  559803 , difficulty:  989011 , date:  "2015-07-14 00:32:03" },
  { height:  559804 , difficulty:  991715 , date:  "2015-07-14 00:32:08" },
  { height:  559805 , difficulty:  990931 , date:  "2015-07-14 00:33:50" },
  { height:  559806 , difficulty:  989986 , date:  "2015-07-14 00:34:13" },
  { height:  559807 , difficulty:  992975 , date:  "2015-07-14 00:34:18" },
  { height:  559808 , difficulty:  992181 , date:  "2015-07-14 00:37:49" },
  { height:  559809 , difficulty:  997308 , date:  "2015-07-14 00:37:56" },
  { height:  559810 , difficulty:  997945 , date:  "2015-07-14 00:37:58" },
  { height:  559811 , difficulty:  996224 , date:  "2015-07-14 00:38:02" },
  { height:  559812 , difficulty:  995475 , date:  "2015-07-14 00:38:10" },
  { height:  559813 , difficulty:  993189 , date:  "2015-07-14 00:38:14" },
  { height:  559814 , difficulty:  990836 , date:  "2015-07-14 00:38:31" },
  { height:  559815 , difficulty:  994833 , date:  "2015-07-14 00:41:56" },
  { height:  559816 , difficulty:  991323 , date:  "2015-07-14 00:42:02" },
  { height:  559817 , difficulty:  994378 , date:  "2015-07-14 00:43:22" },
  { height:  559818 , difficulty:  985924 , date:  "2015-07-14 00:44:20" },
  { height:  559819 , difficulty:  986154 , date:  "2015-07-14 00:47:02" },
  { height:  559820 , difficulty:  987753 , date:  "2015-07-14 00:47:04" },
  { height:  559821 , difficulty:  985656 , date:  "2015-07-14 00:50:56" },
  { height:  559822 , difficulty:  981535 , date:  "2015-07-14 00:51:02" },
  { height:  559823 , difficulty:  981756 , date:  "2015-07-14 00:52:04" },
  { height:  559824 , difficulty:  982201 , date:  "2015-07-14 00:52:49" },
  { height:  559825 , difficulty:  982945 , date:  "2015-07-14 00:53:04" },
  { height:  559826 , difficulty:  982764 , date:  "2015-07-14 00:54:50" },
  { height:  559827 , difficulty:  982894 , date:  "2015-07-14 00:56:58" },
  { height:  559828 , difficulty:  982587 , date:  "2015-07-14 00:59:04" },
  { height:  559829 , difficulty:  980898 , date:  "2015-07-14 01:02:03" },
  { height:  559830 , difficulty:  983387 , date:  "2015-07-14 01:02:43" },
  { height:  559831 , difficulty:  977726 , date:  "2015-07-14 01:03:03" },
  { height:  559832 , difficulty:  980380 , date:  "2015-07-14 01:03:07" },
  { height:  559833 , difficulty:  980353 , date:  "2015-07-14 01:06:39" },
  { height:  559834 , difficulty:  982423 , date:  "2015-07-14 01:06:40" },
  { height:  559835 , difficulty:  982217 , date:  "2015-07-14 01:09:48" },
  { height:  559836 , difficulty:  982227 , date:  "2015-07-14 01:10:36" },
  { height:  559837 , difficulty:  978435 , date:  "2015-07-14 01:12:37" },
  { height:  559838 , difficulty:  979942 , date:  "2015-07-14 01:13:58" },
  { height:  559839 , difficulty:  980838 , date:  "2015-07-14 01:14:04" },
  { height:  559840 , difficulty:  980305 , date:  "2015-07-14 01:14:08" },
  { height:  559841 , difficulty:  981458 , date:  "2015-07-14 01:15:04" },
  { height:  559842 , difficulty:  981221 , date:  "2015-07-14 01:15:15" },
  { height:  559843 , difficulty:  980980 , date:  "2015-07-14 01:15:54" },
  { height:  559844 , difficulty:  981395 , date:  "2015-07-14 01:15:57" },
  { height:  559845 , difficulty:  984033 , date:  "2015-07-14 01:17:20" },
  { height:  559846 , difficulty:  978118 , date:  "2015-07-14 01:19:23" },
  { height:  559847 , difficulty:  979709 , date:  "2015-07-14 01:22:40" },
  { height:  559848 , difficulty:  979444 , date:  "2015-07-14 01:23:26" },
  { height:  559849 , difficulty:  980578 , date:  "2015-07-14 01:23:50" },
  { height:  559850 , difficulty:  980869 , date:  "2015-07-14 01:25:14" },
  { height:  559851 , difficulty:  985733 , date:  "2015-07-14 01:25:27" },
  { height:  559852 , difficulty:  987205 , date:  "2015-07-14 01:25:41" },
  { height:  559853 , difficulty:  983379 , date:  "2015-07-14 01:26:22" },
  { height:  559854 , difficulty:  983656 , date:  "2015-07-14 01:27:31" },
  { height:  559855 , difficulty:  988720 , date:  "2015-07-14 01:27:36" },
  { height:  559856 , difficulty:  991476 , date:  "2015-07-14 01:28:32" },
  { height:  559857 , difficulty:  989893 , date:  "2015-07-14 01:29:02" },
  { height:  559858 , difficulty:  992970 , date:  "2015-07-14 01:30:16" },
  { height:  559859 , difficulty:  992039 , date:  "2015-07-14 01:30:47" },
  { height:  559860 , difficulty:  989503 , date:  "2015-07-14 01:32:18" },
  { height:  559861 , difficulty:  992548 , date:  "2015-07-14 01:32:20" },
  { height:  559862 , difficulty:  992948 , date:  "2015-07-14 01:34:15" },
  { height:  559863 , difficulty:  993845 , date:  "2015-07-14 01:35:08" },
  { height:  559864 , difficulty:  992140 , date:  "2015-07-14 01:35:22" },
  { height:  559865 , difficulty:  992274 , date:  "2015-07-14 01:37:29" },
  { height:  559866 , difficulty:  992142 , date:  "2015-07-14 01:37:31" },
  { height:  559867 , difficulty:  986793 , date:  "2015-07-14 01:37:36" },
  { height:  559868 , difficulty:  986876 , date:  "2015-07-14 01:37:43" },
  { height:  559869 , difficulty:  988288 , date:  "2015-07-14 01:39:52" },
  { height:  559870 , difficulty:  987076 , date:  "2015-07-14 01:40:10" },
  { height:  559871 , difficulty:  984469 , date:  "2015-07-14 01:40:38" },
  { height:  559872 , difficulty:  985111 , date:  "2015-07-14 01:41:06" },
  { height:  559873 , difficulty:  987578 , date:  "2015-07-14 01:41:34" },
  { height:  559874 , difficulty:  985783 , date:  "2015-07-14 01:42:22" },
  { height:  559875 , difficulty:  986508 , date:  "2015-07-14 01:43:30" },
  { height:  559876 , difficulty:  986684 , date:  "2015-07-14 01:44:19" },
  { height:  559877 , difficulty:  987192 , date:  "2015-07-14 01:44:25" },
  { height:  559878 , difficulty:  990667 , date:  "2015-07-14 01:46:25" },
  { height:  559879 , difficulty:  989226 , date:  "2015-07-14 01:46:32" },
  { height:  559880 , difficulty:  989910 , date:  "2015-07-14 01:47:18" },
  { height:  559881 , difficulty:  988185 , date:  "2015-07-14 01:48:21" },
  { height:  559882 , difficulty:  991843 , date:  "2015-07-14 01:49:09" },
  { height:  559883 , difficulty:  994830 , date:  "2015-07-14 01:50:44" },
  { height:  559884 , difficulty:  990332 , date:  "2015-07-14 01:50:54" },
  { height:  559885 , difficulty:  991006 , date:  "2015-07-14 01:53:40" },
  { height:  559886 , difficulty:  992077 , date:  "2015-07-14 01:53:45" },
  { height:  559887 , difficulty:  993677 , date:  "2015-07-14 01:54:33" },
  { height:  559888 , difficulty:  993718 , date:  "2015-07-14 01:55:57" },
  { height:  559889 , difficulty:  994019 , date:  "2015-07-14 01:56:38" },
  { height:  559890 , difficulty:  994053 , date:  "2015-07-14 01:57:19" },
  { height:  559891 , difficulty:  988634 , date:  "2015-07-14 01:57:21" },
  { height:  559892 , difficulty:  991898 , date:  "2015-07-14 01:59:15" },
  { height:  559893 , difficulty:  989797 , date:  "2015-07-14 02:00:17" },
  { height:  559894 , difficulty:  991671 , date:  "2015-07-14 02:01:06" },
  { height:  559895 , difficulty:  987386 , date:  "2015-07-14 02:03:07" },
  { height:  559896 , difficulty:  987293 , date:  "2015-07-14 02:03:39" },
  { height:  559897 , difficulty:  984855 , date:  "2015-07-14 02:04:49" },
  { height:  559898 , difficulty:  985867 , date:  "2015-07-14 02:05:21" },
  { height:  559899 , difficulty:  985293 , date:  "2015-07-14 02:06:41" },
  { height:  559900 , difficulty:  987100 , date:  "2015-07-14 02:06:45" },
  { height:  559901 , difficulty:  988208 , date:  "2015-07-14 02:08:08" },
  { height:  559902 , difficulty:  985739 , date:  "2015-07-14 02:09:05" },
  { height:  559903 , difficulty:  982712 , date:  "2015-07-14 02:09:43" },
  { height:  559904 , difficulty:  980242 , date:  "2015-07-14 02:12:32" },
  { height:  559905 , difficulty:  977624 , date:  "2015-07-14 02:12:38" },
  { height:  559906 , difficulty:  977121 , date:  "2015-07-14 02:13:18" },
  { height:  559907 , difficulty:  978092 , date:  "2015-07-14 02:13:53" },
  { height:  559908 , difficulty:  978356 , date:  "2015-07-14 02:14:38" },
  { height:  559909 , difficulty:  973359 , date:  "2015-07-14 02:15:02" },
  { height:  559910 , difficulty:  975357 , date:  "2015-07-14 02:15:16" },
  { height:  559911 , difficulty:  972292 , date:  "2015-07-14 02:18:14" },
  { height:  559912 , difficulty:  971086 , date:  "2015-07-14 02:18:15" },
  { height:  559913 , difficulty:  969095 , date:  "2015-07-14 02:18:52" },
  { height:  559914 , difficulty:  969229 , date:  "2015-07-14 02:19:48" },
  { height:  559915 , difficulty:  971419 , date:  "2015-07-14 02:19:55" },
  { height:  559916 , difficulty:  971357 , date:  "2015-07-14 02:20:33" },
  { height:  559917 , difficulty:  973759 , date:  "2015-07-14 02:20:35" },
  { height:  559918 , difficulty:  973468 , date:  "2015-07-14 02:22:18" },
  { height:  559919 , difficulty:  972465 , date:  "2015-07-14 02:23:15" },
  { height:  559920 , difficulty:  973852 , date:  "2015-07-14 02:25:25" },
  { height:  559921 , difficulty:  972143 , date:  "2015-07-14 02:25:56" },
  { height:  559922 , difficulty:  971239 , date:  "2015-07-14 02:28:21" },
  { height:  559923 , difficulty:  966663 , date:  "2015-07-14 02:28:24" },
  { height:  559924 , difficulty:  965917 , date:  "2015-07-14 02:28:25" },
  { height:  559925 , difficulty:  966532 , date:  "2015-07-14 02:29:19" },
  { height:  559926 , difficulty:  964389 , date:  "2015-07-14 02:31:52" },
  { height:  559927 , difficulty:  964014 , date:  "2015-07-14 02:32:54" },
  { height:  559928 , difficulty:  964916 , date:  "2015-07-14 02:33:43" },
  { height:  559929 , difficulty:  964311 , date:  "2015-07-14 02:34:08" },
  { height:  559930 , difficulty:  965452 , date:  "2015-07-14 02:35:27" },
  { height:  559931 , difficulty:  965233 , date:  "2015-07-14 02:35:30" },
  { height:  559932 , difficulty:  966249 , date:  "2015-07-14 02:36:21" },
  { height:  559933 , difficulty:  968852 , date:  "2015-07-14 02:36:55" },
  { height:  559934 , difficulty:  967030 , date:  "2015-07-14 02:37:52" },
  { height:  559935 , difficulty:  966896 , date:  "2015-07-14 02:38:58" },
  { height:  559936 , difficulty:  967537 , date:  "2015-07-14 02:39:22" },
  { height:  559937 , difficulty:  968291 , date:  "2015-07-14 02:39:45" },
  { height:  559938 , difficulty:  966222 , date:  "2015-07-14 02:41:02" },
  { height:  559939 , difficulty:  965218 , date:  "2015-07-14 02:41:10" },
  { height:  559940 , difficulty:  964986 , date:  "2015-07-14 02:42:25" },
  { height:  559941 , difficulty:  962031 , date:  "2015-07-14 02:44:56" },
  { height:  559942 , difficulty:  962123 , date:  "2015-07-14 02:45:31" },
  { height:  559943 , difficulty:  962304 , date:  "2015-07-14 02:47:40" },
  { height:  559944 , difficulty:  966062 , date:  "2015-07-14 02:47:46" },
  { height:  559945 , difficulty:  962837 , date:  "2015-07-14 02:48:16" },
  { height:  559946 , difficulty:  964213 , date:  "2015-07-14 02:48:59" },
  { height:  559947 , difficulty:  967256 , date:  "2015-07-14 02:52:26" },
  { height:  559948 , difficulty:  966505 , date:  "2015-07-14 02:52:32" },
  { height:  559949 , difficulty:  967200 , date:  "2015-07-14 02:54:16" },
  { height:  559950 , difficulty:  966857 , date:  "2015-07-14 02:55:16" },
  { height:  559951 , difficulty:  965083 , date:  "2015-07-14 02:56:57" },
  { height:  559952 , difficulty:  969449 , date:  "2015-07-14 02:59:23" },
  { height:  559953 , difficulty:  973674 , date:  "2015-07-14 03:01:22" },
  { height:  559954 , difficulty:  970655 , date:  "2015-07-14 03:01:26" },
  { height:  559955 , difficulty:  973390 , date:  "2015-07-14 03:02:51" },
  { height:  559956 , difficulty:  972199 , date:  "2015-07-14 03:03:20" },
  { height:  559957 , difficulty:  971798 , date:  "2015-07-14 03:03:49" },
  { height:  559958 , difficulty:  970621 , date:  "2015-07-14 03:04:51" },
  { height:  559959 , difficulty:  970518 , date:  "2015-07-14 03:06:17" },
  { height:  559960 , difficulty:  971350 , date:  "2015-07-14 03:06:17" },
  { height:  559961 , difficulty:  968196 , date:  "2015-07-14 03:06:25" },
  { height:  559962 , difficulty:  973171 , date:  "2015-07-14 03:06:50" },
  { height:  559963 , difficulty:  973192 , date:  "2015-07-14 03:07:53" },
  { height:  559964 , difficulty:  974926 , date:  "2015-07-14 03:08:22" },
  { height:  559965 , difficulty:  973837 , date:  "2015-07-14 03:08:58" },
  { height:  559966 , difficulty:  973286 , date:  "2015-07-14 03:09:02" },
  { height:  559967 , difficulty:  973179 , date:  "2015-07-14 03:12:16" },
  { height:  559968 , difficulty:  971730 , date:  "2015-07-14 03:13:42" },
  { height:  559969 , difficulty:  972037 , date:  "2015-07-14 03:13:48" },
  { height:  559970 , difficulty:  972200 , date:  "2015-07-14 03:14:05" },
  { height:  559971 , difficulty:  969953 , date:  "2015-07-14 03:14:16" },
  { height:  559972 , difficulty:  976991 , date:  "2015-07-14 03:14:56" },
  { height:  559973 , difficulty:  975134 , date:  "2015-07-14 03:15:42" },
  { height:  559974 , difficulty:  975642 , date:  "2015-07-14 03:17:52" },
  { height:  559975 , difficulty:  978319 , date:  "2015-07-14 03:19:08" },
  { height:  559976 , difficulty:  979069 , date:  "2015-07-14 03:20:48" },
  { height:  559977 , difficulty:  977391 , date:  "2015-07-14 03:20:53" },
  { height:  559978 , difficulty:  978317 , date:  "2015-07-14 03:22:18" },
  { height:  559979 , difficulty:  978484 , date:  "2015-07-14 03:22:24" },
  { height:  559980 , difficulty:  974031 , date:  "2015-07-14 03:22:39" },
  { height:  559981 , difficulty:  974140 , date:  "2015-07-14 03:25:08" },
  { height:  559982 , difficulty:  973244 , date:  "2015-07-14 03:25:25" },
  { height:  559983 , difficulty:  972866 , date:  "2015-07-14 03:26:36" },
  { height:  559984 , difficulty:  972181 , date:  "2015-07-14 03:26:37" },
  { height:  559985 , difficulty:  975027 , date:  "2015-07-14 03:28:42" },
  { height:  559986 , difficulty:  974587 , date:  "2015-07-14 03:28:49" },
  { height:  559987 , difficulty:  970533 , date:  "2015-07-14 03:28:55" },
  { height:  559988 , difficulty:  971822 , date:  "2015-07-14 03:29:05" },
  { height:  559989 , difficulty:  974346 , date:  "2015-07-14 03:29:29" },
  { height:  559990 , difficulty:  972817 , date:  "2015-07-14 03:30:48" },
  { height:  559991 , difficulty:  982186 , date:  "2015-07-14 03:30:51" },
  { height:  559992 , difficulty:  981080 , date:  "2015-07-14 03:31:01" },
  { height:  559993 , difficulty:  981702 , date:  "2015-07-14 03:32:06" },
  { height:  559994 , difficulty:  979580 , date:  "2015-07-14 03:33:16" },
  { height:  559995 , difficulty:  980166 , date:  "2015-07-14 03:33:48" },
  { height:  559996 , difficulty:  976781 , date:  "2015-07-14 03:33:54" },
  { height:  559997 , difficulty:  978558 , date:  "2015-07-14 03:34:22" },
  { height:  559998 , difficulty:  974690 , date:  "2015-07-14 03:34:41" },
  { height:  559999 , difficulty:  975909 , date:  "2015-07-14 03:35:17" },
  { height:  560000 , difficulty:  976609 , date:  "2015-07-14 03:36:00" },
  { height:  560001 , difficulty:  975192 , date:  "2015-07-14 03:38:06" },
  { height:  560002 , difficulty:  980072 , date:  "2015-07-14 03:39:42" },
  { height:  560003 , difficulty:  980532 , date:  "2015-07-14 03:41:00" },
  { height:  560004 , difficulty:  979194 , date:  "2015-07-14 03:43:12" },
  { height:  560005 , difficulty:  981092 , date:  "2015-07-14 03:43:15" },
  { height:  560006 , difficulty:  979991 , date:  "2015-07-14 03:43:47" },
  { height:  560007 , difficulty:  979751 , date:  "2015-07-14 03:45:46" },
  { height:  560008 , difficulty:  979621 , date:  "2015-07-14 03:47:02" },
  { height:  560009 , difficulty:  978692 , date:  "2015-07-14 03:47:07" },
  { height:  560010 , difficulty:  977161 , date:  "2015-07-14 03:47:49" },
  { height:  560011 , difficulty:  975582 , date:  "2015-07-14 03:48:09" },
  { height:  560012 , difficulty:  979481 , date:  "2015-07-14 03:48:14" },
  { height:  560013 , difficulty:  978806 , date:  "2015-07-14 03:48:20" },
  { height:  560014 , difficulty:  976881 , date:  "2015-07-14 03:48:41" },
  { height:  560015 , difficulty:  976697 , date:  "2015-07-14 03:49:19" },
  { height:  560016 , difficulty:  975959 , date:  "2015-07-14 03:50:49" },
  { height:  560017 , difficulty:  975242 , date:  "2015-07-14 03:53:44" },
  { height:  560018 , difficulty:  976910 , date:  "2015-07-14 03:53:49" },
  { height:  560019 , difficulty:  975593 , date:  "2015-07-14 03:54:19" },
  { height:  560020 , difficulty:  980669 , date:  "2015-07-14 03:54:51" },
  { height:  560021 , difficulty:  985873 , date:  "2015-07-14 03:57:42" },
  { height:  560022 , difficulty:  984702 , date:  "2015-07-14 03:57:44" },
  { height:  560023 , difficulty:  979501 , date:  "2015-07-14 04:00:46" },
  { height:  560024 , difficulty:  979422 , date:  "2015-07-14 04:01:24" },
  { height:  560025 , difficulty:  978347 , date:  "2015-07-14 04:02:33" },
  { height:  560026 , difficulty:  976674 , date:  "2015-07-14 04:02:38" },
  { height:  560027 , difficulty:  974067 , date:  "2015-07-14 04:03:54" },
  { height:  560028 , difficulty:  975317 , date:  "2015-07-14 04:05:01" },
  { height:  560029 , difficulty:  972207 , date:  "2015-07-14 04:05:11" },
  { height:  560030 , difficulty:  974213 , date:  "2015-07-14 04:05:58" },
  { height:  560031 , difficulty:  972453 , date:  "2015-07-14 04:06:01" },
  { height:  560032 , difficulty:  972261 , date:  "2015-07-14 04:06:16" },
  { height:  560033 , difficulty:  971914 , date:  "2015-07-14 04:07:15" },
  { height:  560034 , difficulty:  970274 , date:  "2015-07-14 04:07:53" },
  { height:  560035 , difficulty:  976786 , date:  "2015-07-14 04:09:57" },
  { height:  560036 , difficulty:  981464 , date:  "2015-07-14 04:10:00" },
  { height:  560037 , difficulty:  981186 , date:  "2015-07-14 04:10:32" },
  { height:  560038 , difficulty:  981784 , date:  "2015-07-14 04:11:29" },
  { height:  560039 , difficulty:  983864 , date:  "2015-07-14 04:14:43" },
  { height:  560040 , difficulty:  984823 , date:  "2015-07-14 04:15:07" },
  { height:  560041 , difficulty:  985834 , date:  "2015-07-14 04:16:19" },
  { height:  560042 , difficulty:  989250 , date:  "2015-07-14 04:18:45" },
  { height:  560043 , difficulty:  989490 , date:  "2015-07-14 04:18:52" },
  { height:  560044 , difficulty:  987080 , date:  "2015-07-14 04:20:19" },
  { height:  560045 , difficulty:  989190 , date:  "2015-07-14 04:20:23" },
  { height:  560046 , difficulty:  988683 , date:  "2015-07-14 04:21:12" },
  { height:  560047 , difficulty:  989053 , date:  "2015-07-14 04:21:13" },
  { height:  560048 , difficulty:  990976 , date:  "2015-07-14 04:21:43" },
  { height:  560049 , difficulty:  992768 , date:  "2015-07-14 04:22:08" },
  { height:  560050 , difficulty:  989287 , date:  "2015-07-14 04:22:13" },
  { height:  560051 , difficulty:  989744 , date:  "2015-07-14 04:24:56" },
  { height:  560052 , difficulty:  988809 , date:  "2015-07-14 04:25:20" },
  { height:  560053 , difficulty:  989421 , date:  "2015-07-14 04:25:24" },
  { height:  560054 , difficulty:  988859 , date:  "2015-07-14 04:26:20" },
  { height:  560055 , difficulty:  989209 , date:  "2015-07-14 04:26:41" },
  { height:  560056 , difficulty:  990084 , date:  "2015-07-14 04:27:23" },
  { height:  560057 , difficulty:  988384 , date:  "2015-07-14 04:28:41" },
  { height:  560058 , difficulty:  988180 , date:  "2015-07-14 04:29:48" },
  { height:  560059 , difficulty:  992163 , date:  "2015-07-14 04:30:50" },
  { height:  560060 , difficulty:  997213 , date:  "2015-07-14 04:30:54" },
  { height:  560061 , difficulty:  993936 , date:  "2015-07-14 04:31:27" },
  { height:  560062 , difficulty:  995304 , date:  "2015-07-14 04:35:54" },
  { height:  560063 , difficulty:  996097 , date:  "2015-07-14 04:35:55" },
  { height:  560064 , difficulty:  997168 , date:  "2015-07-14 04:36:12" },
  { height:  560065 , difficulty:  1002455 , date:  "2015-07-14 04:36:31" },
  { height:  560066 , difficulty:  1004710 , date:  "2015-07-14 04:38:45" },
  { height:  560067 , difficulty:  1010446 , date:  "2015-07-14 04:45:01" },
  { height:  560068 , difficulty:  1010185 , date:  "2015-07-14 04:45:26" },
  { height:  560069 , difficulty:  1009027 , date:  "2015-07-14 04:53:55" },
  { height:  560070 , difficulty:  1008396 , date:  "2015-07-14 04:54:00" },
  { height:  560071 , difficulty:  1008607 , date:  "2015-07-14 04:58:42" },
  { height:  560072 , difficulty:  1011922 , date:  "2015-07-14 05:04:26" },
  { height:  560073 , difficulty:  1011710 , date:  "2015-07-14 05:05:08" },
  { height:  560074 , difficulty:  1013182 , date:  "2015-07-14 05:07:30" },
  { height:  560075 , difficulty:  1012147 , date:  "2015-07-14 05:08:26" },
  { height:  560076 , difficulty:  1012910 , date:  "2015-07-14 05:09:44" },
  { height:  560077 , difficulty:  1012234 , date:  "2015-07-14 05:18:40" },
  { height:  560078 , difficulty:  1011153 , date:  "2015-07-14 05:19:15" },
  { height:  560079 , difficulty:  1010529 , date:  "2015-07-14 05:19:21" },
  { height:  560080 , difficulty:  1009396 , date:  "2015-07-14 05:23:59" },
  { height:  560081 , difficulty:  1010909 , date:  "2015-07-14 05:23:59" },
  { height:  560082 , difficulty:  1010426 , date:  "2015-07-14 05:24:06" },
  { height:  560083 , difficulty:  1011733 , date:  "2015-07-14 05:26:02" },
  { height:  560084 , difficulty:  1010588 , date:  "2015-07-14 05:27:29" },
  { height:  560085 , difficulty:  1010367 , date:  "2015-07-14 05:36:24" },
  { height:  560086 , difficulty:  1010670 , date:  "2015-07-14 05:36:28" },
  { height:  560087 , difficulty:  1014669 , date:  "2015-07-14 05:41:53" },
  { height:  560088 , difficulty:  1014589 , date:  "2015-07-14 05:45:11" },
  { height:  560089 , difficulty:  1017664 , date:  "2015-07-14 05:46:05" },
  { height:  560090 , difficulty:  1018173 , date:  "2015-07-14 05:48:47" },
  { height:  560091 , difficulty:  1018053 , date:  "2015-07-14 05:50:14" },
  { height:  560092 , difficulty:  1018416 , date:  "2015-07-14 05:50:35" },
  { height:  560093 , difficulty:  1013323 , date:  "2015-07-14 05:58:59" },
  { height:  560094 , difficulty:  1014088 , date:  "2015-07-14 05:59:03" },
  { height:  560095 , difficulty:  1013095 , date:  "2015-07-14 06:03:50" },
  { height:  560096 , difficulty:  1017003 , date:  "2015-07-14 06:07:53" },
  { height:  560097 , difficulty:  1012129 , date:  "2015-07-14 06:08:01" },
  { height:  560098 , difficulty:  1012782 , date:  "2015-07-14 06:08:35" },
  { height:  560099 , difficulty:  1008432 , date:  "2015-07-14 06:08:38" },
  { height:  560100 , difficulty:  1009063 , date:  "2015-07-14 06:08:58" },
  { height:  560101 , difficulty:  1007228 , date:  "2015-07-14 06:10:15" },
  { height:  560102 , difficulty:  1008972 , date:  "2015-07-14 06:10:34" },
  { height:  560103 , difficulty:  1006868 , date:  "2015-07-14 06:11:20" },
  { height:  560104 , difficulty:  1005915 , date:  "2015-07-14 06:11:23" },
  { height:  560105 , difficulty:  1005847 , date:  "2015-07-14 06:11:41" },
  { height:  560106 , difficulty:  1004643 , date:  "2015-07-14 06:12:43" },
  { height:  560107 , difficulty:  1006531 , date:  "2015-07-14 06:12:50" },
  { height:  560108 , difficulty:  1006185 , date:  "2015-07-14 06:14:02" },
  { height:  560109 , difficulty:  1005781 , date:  "2015-07-14 06:15:40" },
  { height:  560110 , difficulty:  1005762 , date:  "2015-07-14 06:16:24" },
  { height:  560111 , difficulty:  1003451 , date:  "2015-07-14 06:17:07" },
  { height:  560112 , difficulty:  1003692 , date:  "2015-07-14 06:17:39" },
  { height:  560113 , difficulty:  1005016 , date:  "2015-07-14 06:17:42" },
  { height:  560114 , difficulty:  1004693 , date:  "2015-07-14 06:21:43" },
  { height:  560115 , difficulty:  1003012 , date:  "2015-07-14 06:21:58" },
  { height:  560116 , difficulty:  1002391 , date:  "2015-07-14 06:22:49" },
  { height:  560117 , difficulty:  1002387 , date:  "2015-07-14 06:23:50" },
  { height:  560118 , difficulty:  1000840 , date:  "2015-07-14 06:26:39" },
  { height:  560119 , difficulty:  1000579 , date:  "2015-07-14 06:28:19" },
  { height:  560120 , difficulty:  999204 , date:  "2015-07-14 06:28:23" },
  { height:  560121 , difficulty:  999435 , date:  "2015-07-14 06:29:12" },
  { height:  560122 , difficulty:  998146 , date:  "2015-07-14 06:30:21" },
  { height:  560123 , difficulty:  999944 , date:  "2015-07-14 06:33:49" },
  { height:  560124 , difficulty:  1002200 , date:  "2015-07-14 06:33:53" },
  { height:  560125 , difficulty:  1003023 , date:  "2015-07-14 06:34:52" },
  { height:  560126 , difficulty:  1003004 , date:  "2015-07-14 06:34:59" },
  { height:  560127 , difficulty:  1000017 , date:  "2015-07-14 06:35:33" },
  { height:  560128 , difficulty:  999834 , date:  "2015-07-14 06:35:41" },
  { height:  560129 , difficulty:  1001755 , date:  "2015-07-14 06:37:21" },
  { height:  560130 , difficulty:  1000794 , date:  "2015-07-14 06:37:32" },
  { height:  560131 , difficulty:  1004758 , date:  "2015-07-14 06:37:38" },
  { height:  560132 , difficulty:  1003672 , date:  "2015-07-14 06:39:17" },
  { height:  560133 , difficulty:  1002116 , date:  "2015-07-14 06:40:25" },
  { height:  560134 , difficulty:  1002063 , date:  "2015-07-14 06:40:34" },
  { height:  560135 , difficulty:  1007618 , date:  "2015-07-14 06:41:13" },
  { height:  560136 , difficulty:  1007482 , date:  "2015-07-14 06:45:20" },
  { height:  560137 , difficulty:  1006527 , date:  "2015-07-14 06:45:25" },
  { height:  560138 , difficulty:  1001113 , date:  "2015-07-14 06:46:39" },
  { height:  560139 , difficulty:  1007681 , date:  "2015-07-14 06:47:46" },
  { height:  560140 , difficulty:  1009660 , date:  "2015-07-14 06:49:18" },
  { height:  560141 , difficulty:  1009234 , date:  "2015-07-14 06:50:50" },
  { height:  560142 , difficulty:  1005587 , date:  "2015-07-14 06:51:16" },
  { height:  560143 , difficulty:  995267 , date:  "2015-07-14 06:51:58" },
  { height:  560144 , difficulty:  995612 , date:  "2015-07-14 06:52:04" },
  { height:  560145 , difficulty:  984269 , date:  "2015-07-14 06:52:58" },
  { height:  560146 , difficulty:  987340 , date:  "2015-07-14 06:55:20" },
  { height:  560147 , difficulty:  979891 , date:  "2015-07-14 06:55:41" },
  { height:  560148 , difficulty:  971935 , date:  "2015-07-14 06:56:04" },
  { height:  560149 , difficulty:  972865 , date:  "2015-07-14 06:56:20" },
  { height:  560150 , difficulty:  969407 , date:  "2015-07-14 06:57:33" },
  { height:  560151 , difficulty:  969867 , date:  "2015-07-14 06:59:05" },
  { height:  560152 , difficulty:  968143 , date:  "2015-07-14 06:59:06" },
  { height:  560153 , difficulty:  957121 , date:  "2015-07-14 06:59:10" },
  { height:  560154 , difficulty:  956226 , date:  "2015-07-14 06:59:17" },
  { height:  560155 , difficulty:  956576 , date:  "2015-07-14 07:03:06" },
  { height:  560156 , difficulty:  949644 , date:  "2015-07-14 07:03:07" },
  { height:  560157 , difficulty:  950117 , date:  "2015-07-14 07:03:16" },
  { height:  560158 , difficulty:  952948 , date:  "2015-07-14 07:03:44" },
  { height:  560159 , difficulty:  950541 , date:  "2015-07-14 07:05:58" },
  { height:  560160 , difficulty:  948686 , date:  "2015-07-14 07:08:10" },
  { height:  560161 , difficulty:  937778 , date:  "2015-07-14 07:08:16" },
  { height:  560162 , difficulty:  939016 , date:  "2015-07-14 07:08:27" },
  { height:  560163 , difficulty:  931622 , date:  "2015-07-14 07:11:12" },
  { height:  560164 , difficulty:  927027 , date:  "2015-07-14 07:11:40" },
  { height:  560165 , difficulty:  926346 , date:  "2015-07-14 07:11:46" },
  { height:  560166 , difficulty:  922684 , date:  "2015-07-14 07:11:52" },
  { height:  560167 , difficulty:  920858 , date:  "2015-07-14 07:12:04" },
  { height:  560168 , difficulty:  920755 , date:  "2015-07-14 07:12:22" },
  { height:  560169 , difficulty:  913000 , date:  "2015-07-14 07:12:24" },
  { height:  560170 , difficulty:  912916 , date:  "2015-07-14 07:12:49" },
  { height:  560171 , difficulty:  908688 , date:  "2015-07-14 07:13:04" },
  { height:  560172 , difficulty:  907693 , date:  "2015-07-14 07:14:06" },
  { height:  560173 , difficulty:  910101 , date:  "2015-07-14 07:14:12" },
  { height:  560174 , difficulty:  910172 , date:  "2015-07-14 07:15:35" },
  { height:  560175 , difficulty:  912957 , date:  "2015-07-14 07:15:50" },
  { height:  560176 , difficulty:  912911 , date:  "2015-07-14 07:17:29" },
  { height:  560177 , difficulty:  913162 , date:  "2015-07-14 07:17:33" },
  { height:  560178 , difficulty:  914014 , date:  "2015-07-14 07:17:55" },
  { height:  560179 , difficulty:  913035 , date:  "2015-07-14 07:17:57" },
  { height:  560180 , difficulty:  913233 , date:  "2015-07-14 07:18:10" },
  { height:  560181 , difficulty:  913224 , date:  "2015-07-14 07:18:11" },
  { height:  560182 , difficulty:  913057 , date:  "2015-07-14 07:20:35" },
  { height:  560183 , difficulty:  913751 , date:  "2015-07-14 07:20:41" },
  { height:  560184 , difficulty:  912132 , date:  "2015-07-14 07:22:41" },
  { height:  560185 , difficulty:  911807 , date:  "2015-07-14 07:22:44" },
  { height:  560186 , difficulty:  914438 , date:  "2015-07-14 07:22:47" },
  { height:  560187 , difficulty:  913471 , date:  "2015-07-14 07:23:12" },
  { height:  560188 , difficulty:  912876 , date:  "2015-07-14 07:24:09" },
  { height:  560189 , difficulty:  916743 , date:  "2015-07-14 07:24:52" },
  { height:  560190 , difficulty:  912068 , date:  "2015-07-14 07:25:25" },
  { height:  560191 , difficulty:  914189 , date:  "2015-07-14 07:25:53" },
  { height:  560192 , difficulty:  913113 , date:  "2015-07-14 07:26:40" },
  { height:  560193 , difficulty:  911857 , date:  "2015-07-14 07:27:33" },
  { height:  560194 , difficulty:  908399 , date:  "2015-07-14 07:27:44" },
  { height:  560195 , difficulty:  906580 , date:  "2015-07-14 07:28:01" },
  { height:  560196 , difficulty:  906471 , date:  "2015-07-14 07:28:31" },
  { height:  560197 , difficulty:  907665 , date:  "2015-07-14 07:28:52" },
  { height:  560198 , difficulty:  906181 , date:  "2015-07-14 07:29:58" },
  { height:  560199 , difficulty:  902505 , date:  "2015-07-14 07:30:30" },
  { height:  560200 , difficulty:  902493 , date:  "2015-07-14 07:30:51" },
  { height:  560201 , difficulty:  905632 , date:  "2015-07-14 07:30:57" },
  { height:  560202 , difficulty:  906255 , date:  "2015-07-14 07:31:12" },
  { height:  560203 , difficulty:  907127 , date:  "2015-07-14 07:33:09" },
  { height:  560204 , difficulty:  910479 , date:  "2015-07-14 07:33:57" },
  { height:  560205 , difficulty:  909360 , date:  "2015-07-14 07:35:38" },
  { height:  560206 , difficulty:  909112 , date:  "2015-07-14 07:35:42" },
  { height:  560207 , difficulty:  910786 , date:  "2015-07-14 07:36:52" },
  { height:  560208 , difficulty:  909605 , date:  "2015-07-14 07:38:36" },
  { height:  560209 , difficulty:  909665 , date:  "2015-07-14 07:38:57" },
  { height:  560210 , difficulty:  910463 , date:  "2015-07-14 07:40:56" },
  { height:  560211 , difficulty:  912528 , date:  "2015-07-14 07:41:04" },
  { height:  560212 , difficulty:  911937 , date:  "2015-07-14 07:41:05" },
  { height:  560213 , difficulty:  911875 , date:  "2015-07-14 07:41:21" },
  { height:  560214 , difficulty:  912866 , date:  "2015-07-14 07:42:08" },
  { height:  560215 , difficulty:  912802 , date:  "2015-07-14 07:42:12" },
  { height:  560216 , difficulty:  910805 , date:  "2015-07-14 07:46:34" },
  { height:  560217 , difficulty:  909434 , date:  "2015-07-14 07:46:40" },
  { height:  560218 , difficulty:  908884 , date:  "2015-07-14 07:46:49" },
  { height:  560219 , difficulty:  908982 , date:  "2015-07-14 07:46:51" },
  { height:  560220 , difficulty:  910346 , date:  "2015-07-14 07:46:58" },
  { height:  560221 , difficulty:  914088 , date:  "2015-07-14 07:50:11" },
  { height:  560222 , difficulty:  910892 , date:  "2015-07-14 07:50:17" },
  { height:  560223 , difficulty:  911432 , date:  "2015-07-14 07:50:21" },
  { height:  560224 , difficulty:  913810 , date:  "2015-07-14 07:50:35" },
  { height:  560225 , difficulty:  914737 , date:  "2015-07-14 07:50:46" },
  { height:  560226 , difficulty:  914496 , date:  "2015-07-14 07:50:49" },
  { height:  560227 , difficulty:  914492 , date:  "2015-07-14 07:51:33" },
  { height:  560228 , difficulty:  915883 , date:  "2015-07-14 07:51:36" },
  { height:  560229 , difficulty:  917170 , date:  "2015-07-14 07:53:08" },
  { height:  560230 , difficulty:  918272 , date:  "2015-07-14 07:53:09" },
  { height:  560231 , difficulty:  916375 , date:  "2015-07-14 07:53:17" },
  { height:  560232 , difficulty:  918660 , date:  "2015-07-14 07:55:03" },
  { height:  560233 , difficulty:  918460 , date:  "2015-07-14 07:55:10" },
  { height:  560234 , difficulty:  920601 , date:  "2015-07-14 07:55:16" },
  { height:  560235 , difficulty:  917513 , date:  "2015-07-14 07:55:23" },
  { height:  560236 , difficulty:  914349 , date:  "2015-07-14 07:55:49" },
  { height:  560237 , difficulty:  918866 , date:  "2015-07-14 07:57:16" },
  { height:  560238 , difficulty:  919690 , date:  "2015-07-14 07:58:05" },
  { height:  560239 , difficulty:  916344 , date:  "2015-07-14 07:58:53" },
  { height:  560240 , difficulty:  917680 , date:  "2015-07-14 07:58:59" },
  { height:  560241 , difficulty:  917586 , date:  "2015-07-14 07:59:20" },
  { height:  560242 , difficulty:  918167 , date:  "2015-07-14 07:59:26" },
  { height:  560243 , difficulty:  924310 , date:  "2015-07-14 08:01:25" },
  { height:  560244 , difficulty:  924660 , date:  "2015-07-14 08:01:51" },
  { height:  560245 , difficulty:  931733 , date:  "2015-07-14 08:03:50" },
  { height:  560246 , difficulty:  934169 , date:  "2015-07-14 08:04:02" },
  { height:  560247 , difficulty:  934148 , date:  "2015-07-14 08:07:31" },
  { height:  560248 , difficulty:  932481 , date:  "2015-07-14 08:07:44" },
  { height:  560249 , difficulty:  932494 , date:  "2015-07-14 08:08:02" },
  { height:  560250 , difficulty:  930813 , date:  "2015-07-14 08:08:47" },
  { height:  560251 , difficulty:  931344 , date:  "2015-07-14 08:09:04" },
  { height:  560252 , difficulty:  930592 , date:  "2015-07-14 08:09:40" },
  { height:  560253 , difficulty:  930473 , date:  "2015-07-14 08:11:26" },
  { height:  560254 , difficulty:  932339 , date:  "2015-07-14 08:11:30" },
  { height:  560255 , difficulty:  932287 , date:  "2015-07-14 08:12:44" },
  { height:  560256 , difficulty:  931846 , date:  "2015-07-14 08:14:31" },
  { height:  560257 , difficulty:  932205 , date:  "2015-07-14 08:14:44" },
  { height:  560258 , difficulty:  933809 , date:  "2015-07-14 08:16:27" },
  { height:  560259 , difficulty:  933516 , date:  "2015-07-14 08:16:55" },
  { height:  560260 , difficulty:  931151 , date:  "2015-07-14 08:18:20" },
  { height:  560261 , difficulty:  931367 , date:  "2015-07-14 08:18:45" },
  { height:  560262 , difficulty:  932490 , date:  "2015-07-14 08:19:30" },
  { height:  560263 , difficulty:  932782 , date:  "2015-07-14 08:22:50" },
  { height:  560264 , difficulty:  931659 , date:  "2015-07-14 08:22:56" },
  { height:  560265 , difficulty:  935840 , date:  "2015-07-14 08:23:07" },
  { height:  560266 , difficulty:  935619 , date:  "2015-07-14 08:23:18" },
  { height:  560267 , difficulty:  935990 , date:  "2015-07-14 08:24:23" },
  { height:  560268 , difficulty:  936089 , date:  "2015-07-14 08:24:51" },
  { height:  560269 , difficulty:  934736 , date:  "2015-07-14 08:24:54" },
  { height:  560270 , difficulty:  934936 , date:  "2015-07-14 08:27:39" },
  { height:  560271 , difficulty:  935571 , date:  "2015-07-14 08:28:12" },
  { height:  560272 , difficulty:  935078 , date:  "2015-07-14 08:28:51" },
  { height:  560273 , difficulty:  935054 , date:  "2015-07-14 08:28:53" },
  { height:  560274 , difficulty:  933779 , date:  "2015-07-14 08:29:11" },
  { height:  560275 , difficulty:  934696 , date:  "2015-07-14 08:30:00" },
  { height:  560276 , difficulty:  933991 , date:  "2015-07-14 08:30:31" },
  { height:  560277 , difficulty:  933717 , date:  "2015-07-14 08:30:56" },
  { height:  560278 , difficulty:  933296 , date:  "2015-07-14 08:31:02" },
  { height:  560279 , difficulty:  930781 , date:  "2015-07-14 08:31:09" },
  { height:  560280 , difficulty:  929765 , date:  "2015-07-14 08:31:39" },
  { height:  560281 , difficulty:  929480 , date:  "2015-07-14 08:32:31" },
  { height:  560282 , difficulty:  930182 , date:  "2015-07-14 08:32:37" },
  { height:  560283 , difficulty:  928486 , date:  "2015-07-14 08:34:24" },
  { height:  560284 , difficulty:  925831 , date:  "2015-07-14 08:34:46" },
  { height:  560285 , difficulty:  926752 , date:  "2015-07-14 08:35:10" },
  { height:  560286 , difficulty:  925506 , date:  "2015-07-14 08:35:20" },
  { height:  560287 , difficulty:  926168 , date:  "2015-07-14 08:36:16" },
  { height:  560288 , difficulty:  927298 , date:  "2015-07-14 08:37:00" },
  { height:  560289 , difficulty:  927243 , date:  "2015-07-14 08:37:04" },
  { height:  560290 , difficulty:  928083 , date:  "2015-07-14 08:37:22" },
  { height:  560291 , difficulty:  931705 , date:  "2015-07-14 08:39:04" },
  { height:  560292 , difficulty:  925288 , date:  "2015-07-14 08:39:19" },
  { height:  560293 , difficulty:  925082 , date:  "2015-07-14 08:42:11" },
  { height:  560294 , difficulty:  936659 , date:  "2015-07-14 08:42:13" },
  { height:  560295 , difficulty:  936574 , date:  "2015-07-14 08:43:23" },
  { height:  560296 , difficulty:  938695 , date:  "2015-07-14 08:43:26" },
  { height:  560297 , difficulty:  935481 , date:  "2015-07-14 08:43:35" },
  { height:  560298 , difficulty:  937308 , date:  "2015-07-14 08:44:26" },
  { height:  560299 , difficulty:  937529 , date:  "2015-07-14 08:44:52" },
  { height:  560300 , difficulty:  937829 , date:  "2015-07-14 08:44:54" },
  { height:  560301 , difficulty:  937659 , date:  "2015-07-14 08:45:20" },
  { height:  560302 , difficulty:  939550 , date:  "2015-07-14 08:45:37" },
  { height:  560303 , difficulty:  939781 , date:  "2015-07-14 08:45:48" },
  { height:  560304 , difficulty:  939593 , date:  "2015-07-14 08:46:55" },
  { height:  560305 , difficulty:  938513 , date:  "2015-07-14 08:47:04" },
  { height:  560306 , difficulty:  938628 , date:  "2015-07-14 08:48:11" },
  { height:  560307 , difficulty:  938745 , date:  "2015-07-14 08:48:46" },
  { height:  560308 , difficulty:  943995 , date:  "2015-07-14 08:48:48" },
  { height:  560309 , difficulty:  951090 , date:  "2015-07-14 08:49:27" },
  { height:  560310 , difficulty:  951732 , date:  "2015-07-14 08:52:13" },
  { height:  560311 , difficulty:  951496 , date:  "2015-07-14 08:52:52" },
  { height:  560312 , difficulty:  955776 , date:  "2015-07-14 08:53:28" },
  { height:  560313 , difficulty:  956675 , date:  "2015-07-14 08:54:26" },
  { height:  560314 , difficulty:  955846 , date:  "2015-07-14 08:55:21" },
  { height:  560315 , difficulty:  954729 , date:  "2015-07-14 08:56:09" },
  { height:  560316 , difficulty:  954647 , date:  "2015-07-14 08:58:59" },
  { height:  560317 , difficulty:  954871 , date:  "2015-07-14 08:59:35" },
  { height:  560318 , difficulty:  959244 , date:  "2015-07-14 08:59:41" },
  { height:  560319 , difficulty:  957079 , date:  "2015-07-14 08:59:44" },
  { height:  560320 , difficulty:  956396 , date:  "2015-07-14 08:59:39" },
  { height:  560321 , difficulty:  953620 , date:  "2015-07-14 08:59:49" },
  { height:  560322 , difficulty:  953357 , date:  "2015-07-14 08:59:54" },
  { height:  560323 , difficulty:  948587 , date:  "2015-07-14 09:00:13" },
  { height:  560324 , difficulty:  950770 , date:  "2015-07-14 09:01:24" },
  { height:  560325 , difficulty:  953066 , date:  "2015-07-14 09:02:45" },
  { height:  560326 , difficulty:  951910 , date:  "2015-07-14 09:02:47" },
  { height:  560327 , difficulty:  952554 , date:  "2015-07-14 09:05:33" },
  { height:  560328 , difficulty:  952041 , date:  "2015-07-14 09:05:37" },
  { height:  560329 , difficulty:  950243 , date:  "2015-07-14 09:06:00" },
  { height:  560330 , difficulty:  950139 , date:  "2015-07-14 09:06:37" },
  { height:  560331 , difficulty:  948400 , date:  "2015-07-14 09:06:43" },
  { height:  560332 , difficulty:  948572 , date:  "2015-07-14 09:07:48" },
  { height:  560333 , difficulty:  949230 , date:  "2015-07-14 09:09:01" },
  { height:  560334 , difficulty:  949416 , date:  "2015-07-14 09:09:36" },
  { height:  560335 , difficulty:  951522 , date:  "2015-07-14 09:11:02" },
  { height:  560336 , difficulty:  949346 , date:  "2015-07-14 09:14:42" },
  { height:  560337 , difficulty:  949699 , date:  "2015-07-14 09:15:21" },
  { height:  560338 , difficulty:  948625 , date:  "2015-07-14 09:16:26" },
  { height:  560339 , difficulty:  943674 , date:  "2015-07-14 09:19:18" },
  { height:  560340 , difficulty:  943696 , date:  "2015-07-14 09:19:20" },
  { height:  560341 , difficulty:  943378 , date:  "2015-07-14 09:20:05" },
  { height:  560342 , difficulty:  943608 , date:  "2015-07-14 09:20:34" },
  { height:  560343 , difficulty:  944290 , date:  "2015-07-14 09:20:39" },
  { height:  560344 , difficulty:  944541 , date:  "2015-07-14 09:21:12" },
  { height:  560345 , difficulty:  949139 , date:  "2015-07-14 09:21:46" },
  { height:  560346 , difficulty:  945780 , date:  "2015-07-14 09:21:50" },
  { height:  560347 , difficulty:  948511 , date:  "2015-07-14 09:22:02" },
  { height:  560348 , difficulty:  949461 , date:  "2015-07-14 09:22:07" },
  { height:  560349 , difficulty:  949282 , date:  "2015-07-14 09:22:30" },
  { height:  560350 , difficulty:  949047 , date:  "2015-07-14 09:22:32" },
  { height:  560351 , difficulty:  948179 , date:  "2015-07-14 09:23:36" },
  { height:  560352 , difficulty:  949479 , date:  "2015-07-14 09:24:44" },
  { height:  560353 , difficulty:  948706 , date:  "2015-07-14 09:25:53" },
  { height:  560354 , difficulty:  948828 , date:  "2015-07-14 09:26:07" },
  { height:  560355 , difficulty:  952107 , date:  "2015-07-14 09:27:34" },
  { height:  560356 , difficulty:  956539 , date:  "2015-07-14 09:27:36" },
  { height:  560357 , difficulty:  955714 , date:  "2015-07-14 09:27:43" },
  { height:  560358 , difficulty:  957831 , date:  "2015-07-14 09:28:40" },
  { height:  560359 , difficulty:  960687 , date:  "2015-07-14 09:28:46" },
  { height:  560360 , difficulty:  960792 , date:  "2015-07-14 09:31:19" },
  { height:  560361 , difficulty:  965044 , date:  "2015-07-14 09:31:48" },
  { height:  560362 , difficulty:  965041 , date:  "2015-07-14 09:31:52" },
  { height:  560363 , difficulty:  963797 , date:  "2015-07-14 09:35:58" },
  { height:  560364 , difficulty:  963929 , date:  "2015-07-14 09:36:03" },
  { height:  560365 , difficulty:  969253 , date:  "2015-07-14 09:36:19" },
  { height:  560366 , difficulty:  968743 , date:  "2015-07-14 09:37:30" },
  { height:  560367 , difficulty:  971946 , date:  "2015-07-14 09:38:45" },
  { height:  560368 , difficulty:  976245 , date:  "2015-07-14 09:38:49" },
  { height:  560369 , difficulty:  973239 , date:  "2015-07-14 09:39:19" },
  { height:  560370 , difficulty:  975520 , date:  "2015-07-14 09:39:57" },
  { height:  560371 , difficulty:  977320 , date:  "2015-07-14 09:40:01" },
  { height:  560372 , difficulty:  978147 , date:  "2015-07-14 09:40:07" },
  { height:  560373 , difficulty:  977854 , date:  "2015-07-14 09:40:20" },
  { height:  560374 , difficulty:  979037 , date:  "2015-07-14 09:41:59" },
  { height:  560375 , difficulty:  981679 , date:  "2015-07-14 09:43:20" },
  { height:  560376 , difficulty:  982181 , date:  "2015-07-14 09:47:22" },
  { height:  560377 , difficulty:  981555 , date:  "2015-07-14 09:47:26" },
  { height:  560378 , difficulty:  981347 , date:  "2015-07-14 09:47:34" },
  { height:  560379 , difficulty:  983485 , date:  "2015-07-14 09:47:58" },
  { height:  560380 , difficulty:  982452 , date:  "2015-07-14 09:47:59" },
  { height:  560381 , difficulty:  982164 , date:  "2015-07-14 09:49:17" },
  { height:  560382 , difficulty:  981326 , date:  "2015-07-14 09:49:27" },
  { height:  560383 , difficulty:  980270 , date:  "2015-07-14 09:50:04" },
  { height:  560384 , difficulty:  988166 , date:  "2015-07-14 09:50:05" },
  { height:  560385 , difficulty:  987768 , date:  "2015-07-14 09:50:40" },
  { height:  560386 , difficulty:  986816 , date:  "2015-07-14 09:51:59" },
  { height:  560387 , difficulty:  985808 , date:  "2015-07-14 09:52:02" },
  { height:  560388 , difficulty:  985508 , date:  "2015-07-14 09:52:39" },
  { height:  560389 , difficulty:  988920 , date:  "2015-07-14 09:55:55" },
  { height:  560390 , difficulty:  988092 , date:  "2015-07-14 09:55:58" },
  { height:  560391 , difficulty:  987316 , date:  "2015-07-14 09:57:01" },
  { height:  560392 , difficulty:  985234 , date:  "2015-07-14 09:57:04" },
  { height:  560393 , difficulty:  984324 , date:  "2015-07-14 09:57:20" },
  { height:  560394 , difficulty:  984760 , date:  "2015-07-14 09:59:08" },
  { height:  560395 , difficulty:  985972 , date:  "2015-07-14 10:00:00" },
  { height:  560396 , difficulty:  985821 , date:  "2015-07-14 10:00:05" },
  { height:  560397 , difficulty:  986249 , date:  "2015-07-14 10:01:54" },
  { height:  560398 , difficulty:  987093 , date:  "2015-07-14 10:03:56" },
  { height:  560399 , difficulty:  986924 , date:  "2015-07-14 10:04:01" },
  { height:  560400 , difficulty:  988142 , date:  "2015-07-14 10:04:03" },
  { height:  560401 , difficulty:  987135 , date:  "2015-07-14 10:06:03" },
  { height:  560402 , difficulty:  988916 , date:  "2015-07-14 10:06:13" },
  { height:  560403 , difficulty:  984646 , date:  "2015-07-14 10:07:39" },
  { height:  560404 , difficulty:  985668 , date:  "2015-07-14 10:08:06" },
  { height:  560405 , difficulty:  985995 , date:  "2015-07-14 10:09:17" },
  { height:  560406 , difficulty:  987239 , date:  "2015-07-14 10:09:35" },
  { height:  560407 , difficulty:  987896 , date:  "2015-07-14 10:11:43" },
  { height:  560408 , difficulty:  986032 , date:  "2015-07-14 10:13:29" },
  { height:  560409 , difficulty:  985067 , date:  "2015-07-14 10:13:31" },
  { height:  560410 , difficulty:  987170 , date:  "2015-07-14 10:14:03" },
  { height:  560411 , difficulty:  985545 , date:  "2015-07-14 10:14:29" },
  { height:  560412 , difficulty:  982477 , date:  "2015-07-14 10:17:57" },
  { height:  560413 , difficulty:  984570 , date:  "2015-07-14 10:17:58" },
  { height:  560414 , difficulty:  983388 , date:  "2015-07-14 10:19:34" },
  { height:  560415 , difficulty:  982198 , date:  "2015-07-14 10:20:31" },
  { height:  560416 , difficulty:  983974 , date:  "2015-07-14 10:22:26" },
  { height:  560417 , difficulty:  991670 , date:  "2015-07-14 10:22:27" },
  { height:  560418 , difficulty:  991303 , date:  "2015-07-14 10:26:50" },
  { height:  560419 , difficulty:  991786 , date:  "2015-07-14 10:26:53" },
  { height:  560420 , difficulty:  993176 , date:  "2015-07-14 10:27:04" },
  { height:  560421 , difficulty:  996664 , date:  "2015-07-14 10:27:52" },
  { height:  560422 , difficulty:  996679 , date:  "2015-07-14 10:29:29" },
  { height:  560423 , difficulty:  1002354 , date:  "2015-07-14 10:30:08" },
  { height:  560424 , difficulty:  1002232 , date:  "2015-07-14 10:30:10" },
  { height:  560425 , difficulty:  1001705 , date:  "2015-07-14 10:30:29" },
  { height:  560426 , difficulty:  1002474 , date:  "2015-07-14 10:31:06" },
  { height:  560427 , difficulty:  1001425 , date:  "2015-07-14 10:32:11" },
  { height:  560428 , difficulty:  1002308 , date:  "2015-07-14 10:32:13" },
  { height:  560429 , difficulty:  1000421 , date:  "2015-07-14 10:32:19" },
  { height:  560430 , difficulty:  1006947 , date:  "2015-07-14 10:33:15" },
  { height:  560431 , difficulty:  1006067 , date:  "2015-07-14 10:34:07" },
  { height:  560432 , difficulty:  1006048 , date:  "2015-07-14 10:35:16" },
  { height:  560433 , difficulty:  1006551 , date:  "2015-07-14 10:35:22" },
  { height:  560434 , difficulty:  1005573 , date:  "2015-07-14 10:35:32" },
  { height:  560435 , difficulty:  1006298 , date:  "2015-07-14 10:37:15" },
  { height:  560436 , difficulty:  1007636 , date:  "2015-07-14 10:37:17" },
  { height:  560437 , difficulty:  1007414 , date:  "2015-07-14 10:37:36" },
  { height:  560438 , difficulty:  1010999 , date:  "2015-07-14 10:37:40" },
  { height:  560439 , difficulty:  1004437 , date:  "2015-07-14 10:39:23" },
  { height:  560440 , difficulty:  1004242 , date:  "2015-07-14 10:40:18" },
  { height:  560441 , difficulty:  1003891 , date:  "2015-07-14 10:40:30" },
  { height:  560442 , difficulty:  1002409 , date:  "2015-07-14 10:42:12" },
  { height:  560443 , difficulty:  1000803 , date:  "2015-07-14 10:42:47" },
  { height:  560444 , difficulty:  1001895 , date:  "2015-07-14 10:43:17" },
  { height:  560445 , difficulty:  1007840 , date:  "2015-07-14 10:45:39" },
  { height:  560446 , difficulty:  1007770 , date:  "2015-07-14 10:45:55" },
  { height:  560447 , difficulty:  1007877 , date:  "2015-07-14 10:45:57" },
  { height:  560448 , difficulty:  1010185 , date:  "2015-07-14 10:46:53" },
  { height:  560449 , difficulty:  1010294 , date:  "2015-07-14 10:47:12" },
  { height:  560450 , difficulty:  1007857 , date:  "2015-07-14 10:50:13" },
  { height:  560451 , difficulty:  1006082 , date:  "2015-07-14 10:50:26" },
  { height:  560452 , difficulty:  1003417 , date:  "2015-07-14 10:52:46" },
  { height:  560453 , difficulty:  1003392 , date:  "2015-07-14 10:52:48" },
  { height:  560454 , difficulty:  1005660 , date:  "2015-07-14 10:53:24" },
  { height:  560455 , difficulty:  1005117 , date:  "2015-07-14 10:53:25" },
  { height:  560456 , difficulty:  1006756 , date:  "2015-07-14 10:53:58" },
  { height:  560457 , difficulty:  1005101 , date:  "2015-07-14 10:54:13" },
  { height:  560458 , difficulty:  1006620 , date:  "2015-07-14 10:54:34" },
  { height:  560459 , difficulty:  1008719 , date:  "2015-07-14 10:55:42" },
  { height:  560460 , difficulty:  1009826 , date:  "2015-07-14 10:59:29" },
  { height:  560461 , difficulty:  1008851 , date:  "2015-07-14 10:59:31" },
  { height:  560462 , difficulty:  1007062 , date:  "2015-07-14 10:59:44" },
  { height:  560463 , difficulty:  1008865 , date:  "2015-07-14 10:59:56" },
  { height:  560464 , difficulty:  1007801 , date:  "2015-07-14 11:00:11" },
  { height:  560465 , difficulty:  1002626 , date:  "2015-07-14 11:00:14" },
  { height:  560466 , difficulty:  1009001 , date:  "2015-07-14 11:01:14" },
  { height:  560467 , difficulty:  1007299 , date:  "2015-07-14 11:01:48" },
  { height:  560468 , difficulty:  1007406 , date:  "2015-07-14 11:02:03" },
  { height:  560469 , difficulty:  1008534 , date:  "2015-07-14 11:03:24" },
  { height:  560470 , difficulty:  1012873 , date:  "2015-07-14 11:03:48" },
  { height:  560471 , difficulty:  1011391 , date:  "2015-07-14 11:04:03" },
  { height:  560472 , difficulty:  1012528 , date:  "2015-07-14 11:05:10" },
  { height:  560473 , difficulty:  1011574 , date:  "2015-07-14 11:05:17" },
  { height:  560474 , difficulty:  1008424 , date:  "2015-07-14 11:07:07" },
  { height:  560475 , difficulty:  1008968 , date:  "2015-07-14 11:07:11" },
  { height:  560476 , difficulty:  1009403 , date:  "2015-07-14 11:07:20" },
  { height:  560477 , difficulty:  1007320 , date:  "2015-07-14 11:08:53" },
  { height:  560478 , difficulty:  1008519 , date:  "2015-07-14 11:09:01" },
  { height:  560479 , difficulty:  1006141 , date:  "2015-07-14 11:09:45" },
  { height:  560480 , difficulty:  1008322 , date:  "2015-07-14 11:09:48" },
  { height:  560481 , difficulty:  1006912 , date:  "2015-07-14 11:10:16" },
  { height:  560482 , difficulty:  1006523 , date:  "2015-07-14 11:10:32" },
  { height:  560483 , difficulty:  1008941 , date:  "2015-07-14 11:12:18" },
  { height:  560484 , difficulty:  1006029 , date:  "2015-07-14 11:12:23" },
  { height:  560485 , difficulty:  1006007 , date:  "2015-07-14 11:12:31" },
  { height:  560486 , difficulty:  1005176 , date:  "2015-07-14 11:13:04" },
  { height:  560487 , difficulty:  1004636 , date:  "2015-07-14 11:14:36" },
  { height:  560488 , difficulty:  998725 , date:  "2015-07-14 11:14:37" },
  { height:  560489 , difficulty:  999174 , date:  "2015-07-14 11:15:19" },
  { height:  560490 , difficulty:  1002296 , date:  "2015-07-14 11:15:33" },
  { height:  560491 , difficulty:  1000808 , date:  "2015-07-14 11:15:39" },
  { height:  560492 , difficulty:  999782 , date:  "2015-07-14 11:15:50" },
  { height:  560493 , difficulty:  1001435 , date:  "2015-07-14 11:17:19" },
  { height:  560494 , difficulty:  998536 , date:  "2015-07-14 11:17:25" },
  { height:  560495 , difficulty:  998514 , date:  "2015-07-14 11:21:08" },
  { height:  560496 , difficulty:  1004911 , date:  "2015-07-14 11:23:10" },
  { height:  560497 , difficulty:  1003718 , date:  "2015-07-14 11:23:12" },
  { height:  560498 , difficulty:  1002730 , date:  "2015-07-14 11:28:56" },
  { height:  560499 , difficulty:  1002938 , date:  "2015-07-14 11:29:03" },
  { height:  560500 , difficulty:  1003348 , date:  "2015-07-14 11:29:12" },
  { height:  560501 , difficulty:  1005908 , date:  "2015-07-14 11:30:03" },
  { height:  560502 , difficulty:  1008600 , date:  "2015-07-14 11:30:06" },
  { height:  560503 , difficulty:  1010422 , date:  "2015-07-14 11:30:27" },
  { height:  560504 , difficulty:  1015687 , date:  "2015-07-14 11:30:33" },
  { height:  560505 , difficulty:  1016728 , date:  "2015-07-14 11:31:35" },
  { height:  560506 , difficulty:  1015709 , date:  "2015-07-14 11:32:41" },
  { height:  560507 , difficulty:  1014331 , date:  "2015-07-14 11:33:29" },
  { height:  560508 , difficulty:  1018628 , date:  "2015-07-14 11:36:09" },
  { height:  560509 , difficulty:  1018521 , date:  "2015-07-14 11:36:42" },
  { height:  560510 , difficulty:  1023903 , date:  "2015-07-14 11:38:02" },
  { height:  560511 , difficulty:  1022289 , date:  "2015-07-14 11:41:22" },
  { height:  560512 , difficulty:  1025932 , date:  "2015-07-14 11:41:25" },
  { height:  560513 , difficulty:  1027861 , date:  "2015-07-14 11:41:41" },
  { height:  560514 , difficulty:  1027976 , date:  "2015-07-14 11:43:31" },
  { height:  560515 , difficulty:  1025018 , date:  "2015-07-14 11:43:35" },
  { height:  560516 , difficulty:  1025088 , date:  "2015-07-14 11:45:04" },
  { height:  560517 , difficulty:  1025098 , date:  "2015-07-14 11:45:07" },
  { height:  560518 , difficulty:  1023235 , date:  "2015-07-14 11:45:45" },
  { height:  560519 , difficulty:  1022307 , date:  "2015-07-14 11:46:50" },
  { height:  560520 , difficulty:  1023934 , date:  "2015-07-14 11:48:14" },
  { height:  560521 , difficulty:  1023414 , date:  "2015-07-14 11:49:08" },
  { height:  560522 , difficulty:  1028945 , date:  "2015-07-14 11:50:31" },
  { height:  560523 , difficulty:  1030337 , date:  "2015-07-14 11:52:04" },
  { height:  560524 , difficulty:  1029413 , date:  "2015-07-14 11:52:06" },
  { height:  560525 , difficulty:  1031450 , date:  "2015-07-14 11:52:36" },
  { height:  560526 , difficulty:  1026376 , date:  "2015-07-14 11:52:44" },
  { height:  560527 , difficulty:  1026439 , date:  "2015-07-14 11:53:37" },
  { height:  560528 , difficulty:  1023485 , date:  "2015-07-14 11:54:59" },
  { height:  560529 , difficulty:  1025541 , date:  "2015-07-14 11:55:01" },
  { height:  560530 , difficulty:  1024635 , date:  "2015-07-14 11:56:08" },
  { height:  560531 , difficulty:  1026322 , date:  "2015-07-14 11:56:17" },
  { height:  560532 , difficulty:  1026261 , date:  "2015-07-14 11:56:42" },
  { height:  560533 , difficulty:  1028072 , date:  "2015-07-14 11:59:03" },
  { height:  560534 , difficulty:  1028401 , date:  "2015-07-14 11:59:06" },
  { height:  560535 , difficulty:  1029135 , date:  "2015-07-14 11:59:54" },
  { height:  560536 , difficulty:  1022361 , date:  "2015-07-14 12:01:16" },
  { height:  560537 , difficulty:  1025795 , date:  "2015-07-14 12:01:21" },
  { height:  560538 , difficulty:  1027030 , date:  "2015-07-14 12:04:08" },
  { height:  560539 , difficulty:  1027120 , date:  "2015-07-14 12:06:55" },
  { height:  560540 , difficulty:  1030555 , date:  "2015-07-14 12:07:12" },
  { height:  560541 , difficulty:  1030543 , date:  "2015-07-14 12:07:14" },
  { height:  560542 , difficulty:  1028907 , date:  "2015-07-14 12:12:53" },
  { height:  560543 , difficulty:  1028122 , date:  "2015-07-14 12:12:58" },
  { height:  560544 , difficulty:  1031631 , date:  "2015-07-14 12:17:25" },
  { height:  560545 , difficulty:  1029746 , date:  "2015-07-14 12:17:29" },
  { height:  560546 , difficulty:  1029918 , date:  "2015-07-14 12:18:15" },
  { height:  560547 , difficulty:  1030361 , date:  "2015-07-14 12:18:58" },
  { height:  560548 , difficulty:  1029217 , date:  "2015-07-14 12:19:18" },
  { height:  560549 , difficulty:  1030512 , date:  "2015-07-14 12:19:50" },
  { height:  560550 , difficulty:  1029271 , date:  "2015-07-14 12:21:06" },
  { height:  560551 , difficulty:  1030682 , date:  "2015-07-14 12:21:09" },
  { height:  560552 , difficulty:  1030630 , date:  "2015-07-14 12:22:14" },
  { height:  560553 , difficulty:  1031484 , date:  "2015-07-14 12:22:16" },
  { height:  560554 , difficulty:  1031488 , date:  "2015-07-14 12:22:19" },
  { height:  560555 , difficulty:  1031578 , date:  "2015-07-14 12:23:14" },
  { height:  560556 , difficulty:  1033451 , date:  "2015-07-14 12:23:18" },
  { height:  560557 , difficulty:  1034092 , date:  "2015-07-14 12:23:53" },
  { height:  560558 , difficulty:  1036545 , date:  "2015-07-14 12:24:34" },
  { height:  560559 , difficulty:  1033624 , date:  "2015-07-14 12:25:13" },
  { height:  560560 , difficulty:  1038615 , date:  "2015-07-14 12:27:50" },
  { height:  560561 , difficulty:  1038547 , date:  "2015-07-14 12:28:22" },
  { height:  560562 , difficulty:  1039033 , date:  "2015-07-14 12:31:12" },
  { height:  560563 , difficulty:  1038804 , date:  "2015-07-14 12:31:43" },
  { height:  560564 , difficulty:  1040054 , date:  "2015-07-14 12:31:47" },
  { height:  560565 , difficulty:  1040032 , date:  "2015-07-14 12:32:21" },
  { height:  560566 , difficulty:  1039684 , date:  "2015-07-14 12:32:43" },
  { height:  560567 , difficulty:  1043063 , date:  "2015-07-14 12:32:55" },
  { height:  560568 , difficulty:  1044677 , date:  "2015-07-14 12:33:06" },
  { height:  560569 , difficulty:  1043443 , date:  "2015-07-14 12:33:13" },
  { height:  560570 , difficulty:  1047071 , date:  "2015-07-14 12:33:34" },
  { height:  560571 , difficulty:  1041112 , date:  "2015-07-14 12:33:41" },
  { height:  560572 , difficulty:  1039532 , date:  "2015-07-14 12:34:32" },
  { height:  560573 , difficulty:  1040495 , date:  "2015-07-14 12:35:32" },
  { height:  560574 , difficulty:  1032384 , date:  "2015-07-14 12:37:08" },
  { height:  560575 , difficulty:  1032320 , date:  "2015-07-14 12:37:09" },
  { height:  560576 , difficulty:  1034616 , date:  "2015-07-14 12:37:24" },
  { height:  560577 , difficulty:  1034837 , date:  "2015-07-14 12:37:50" },
  { height:  560578 , difficulty:  1035960 , date:  "2015-07-14 12:39:15" },
  { height:  560579 , difficulty:  1040595 , date:  "2015-07-14 12:39:17" },
  { height:  560580 , difficulty:  1040663 , date:  "2015-07-14 12:39:30" },
  { height:  560581 , difficulty:  1040050 , date:  "2015-07-14 12:39:32" },
  { height:  560582 , difficulty:  1039156 , date:  "2015-07-14 12:41:23" },
  { height:  560583 , difficulty:  1039127 , date:  "2015-07-14 12:43:21" },
  { height:  560584 , difficulty:  1035010 , date:  "2015-07-14 12:43:29" },
  { height:  560585 , difficulty:  1034504 , date:  "2015-07-14 12:44:06" },
  { height:  560586 , difficulty:  1037614 , date:  "2015-07-14 12:44:25" },
  { height:  560587 , difficulty:  1031594 , date:  "2015-07-14 12:45:16" },
  { height:  560588 , difficulty:  1032734 , date:  "2015-07-14 12:50:48" },
  { height:  560589 , difficulty:  1034063 , date:  "2015-07-14 12:51:58" },
  { height:  560590 , difficulty:  1031014 , date:  "2015-07-14 12:52:47" },
  { height:  560591 , difficulty:  1032147 , date:  "2015-07-14 12:53:12" },
  { height:  560592 , difficulty:  1029587 , date:  "2015-07-14 12:54:05" },
  { height:  560593 , difficulty:  1032727 , date:  "2015-07-14 12:54:29" },
  { height:  560594 , difficulty:  1033399 , date:  "2015-07-14 12:54:48" },
  { height:  560595 , difficulty:  1035479 , date:  "2015-07-14 12:57:15" },
  { height:  560596 , difficulty:  1033945 , date:  "2015-07-14 12:57:18" },
  { height:  560597 , difficulty:  1036834 , date:  "2015-07-14 12:57:32" },
  { height:  560598 , difficulty:  1034486 , date:  "2015-07-14 12:58:58" },
  { height:  560599 , difficulty:  1031786 , date:  "2015-07-14 12:59:00" },
  { height:  560600 , difficulty:  1033487 , date:  "2015-07-14 12:59:21" },
  { height:  560601 , difficulty:  1037384 , date:  "2015-07-14 12:59:52" },
  { height:  560602 , difficulty:  1039164 , date:  "2015-07-14 13:00:26" },
  { height:  560603 , difficulty:  1039150 , date:  "2015-07-14 13:01:08" },
  { height:  560604 , difficulty:  1037495 , date:  "2015-07-14 13:01:12" },
  { height:  560605 , difficulty:  1039982 , date:  "2015-07-14 13:02:37" },
  { height:  560606 , difficulty:  1038109 , date:  "2015-07-14 13:04:11" },
  { height:  560607 , difficulty:  1039514 , date:  "2015-07-14 13:04:15" },
  { height:  560608 , difficulty:  1039895 , date:  "2015-07-14 13:04:41" },
  { height:  560609 , difficulty:  1037410 , date:  "2015-07-14 13:04:43" },
  { height:  560610 , difficulty:  1039464 , date:  "2015-07-14 13:05:35" },
  { height:  560611 , difficulty:  1038832 , date:  "2015-07-14 13:06:31" },
  { height:  560612 , difficulty:  1037110 , date:  "2015-07-14 13:07:04" },
  { height:  560613 , difficulty:  1039437 , date:  "2015-07-14 13:07:08" },
  { height:  560614 , difficulty:  1034654 , date:  "2015-07-14 13:09:25" },
  { height:  560615 , difficulty:  1031954 , date:  "2015-07-14 13:10:41" },
  { height:  560616 , difficulty:  1036174 , date:  "2015-07-14 13:10:43" },
  { height:  560617 , difficulty:  1037311 , date:  "2015-07-14 13:10:53" },
  { height:  560618 , difficulty:  1031005 , date:  "2015-07-14 13:11:45" },
  { height:  560619 , difficulty:  1031145 , date:  "2015-07-14 13:11:55" },
  { height:  560620 , difficulty:  1024110 , date:  "2015-07-14 13:12:43" },
  { height:  560621 , difficulty:  1025396 , date:  "2015-07-14 13:13:49" },
  { height:  560622 , difficulty:  1030370 , date:  "2015-07-14 13:13:54" },
  { height:  560623 , difficulty:  1029361 , date:  "2015-07-14 13:15:24" },
  { height:  560624 , difficulty:  1032021 , date:  "2015-07-14 13:16:26" },
  { height:  560625 , difficulty:  1032987 , date:  "2015-07-14 13:16:31" },
  { height:  560626 , difficulty:  1033864 , date:  "2015-07-14 13:17:06" },
  { height:  560627 , difficulty:  1038359 , date:  "2015-07-14 13:17:11" },
  { height:  560628 , difficulty:  1040127 , date:  "2015-07-14 13:18:57" },
  { height:  560629 , difficulty:  1040297 , date:  "2015-07-14 13:19:11" },
  { height:  560630 , difficulty:  1042942 , date:  "2015-07-14 13:20:00" },
  { height:  560631 , difficulty:  1042241 , date:  "2015-07-14 13:20:05" },
  { height:  560632 , difficulty:  1043127 , date:  "2015-07-14 13:21:23" },
  { height:  560633 , difficulty:  1044080 , date:  "2015-07-14 13:22:12" },
  { height:  560634 , difficulty:  1045601 , date:  "2015-07-14 13:24:17" },
  { height:  560635 , difficulty:  1044497 , date:  "2015-07-14 13:25:37" },
  { height:  560636 , difficulty:  1040002 , date:  "2015-07-14 13:25:55" },
  { height:  560637 , difficulty:  1039902 , date:  "2015-07-14 13:26:56" },
  { height:  560638 , difficulty:  1036727 , date:  "2015-07-14 13:27:02" },
  { height:  560639 , difficulty:  1036779 , date:  "2015-07-14 13:27:49" },
  { height:  560640 , difficulty:  1037879 , date:  "2015-07-14 13:29:24" },
  { height:  560641 , difficulty:  1037077 , date:  "2015-07-14 13:29:35" },
  { height:  560642 , difficulty:  1042500 , date:  "2015-07-14 13:30:32" },
  { height:  560643 , difficulty:  1044927 , date:  "2015-07-14 13:31:12" },
  { height:  560644 , difficulty:  1044901 , date:  "2015-07-14 13:31:36" },
  { height:  560645 , difficulty:  1045340 , date:  "2015-07-14 13:32:05" },
  { height:  560646 , difficulty:  1045166 , date:  "2015-07-14 13:37:16" },
  { height:  560647 , difficulty:  1046310 , date:  "2015-07-14 13:37:46" },
  { height:  560648 , difficulty:  1046269 , date:  "2015-07-14 13:38:37" },
  { height:  560649 , difficulty:  1048574 , date:  "2015-07-14 13:38:44" },
  { height:  560650 , difficulty:  1048044 , date:  "2015-07-14 13:40:30" },
  { height:  560651 , difficulty:  1051248 , date:  "2015-07-14 13:41:24" },
  { height:  560652 , difficulty:  1051036 , date:  "2015-07-14 13:41:26" },
  { height:  560653 , difficulty:  1052999 , date:  "2015-07-14 13:46:07" },
  { height:  560654 , difficulty:  1050612 , date:  "2015-07-14 13:46:09" },
  { height:  560655 , difficulty:  1051140 , date:  "2015-07-14 13:46:52" },
  { height:  560656 , difficulty:  1055558 , date:  "2015-07-14 13:48:43" },
  { height:  560657 , difficulty:  1056155 , date:  "2015-07-14 13:50:37" },
  { height:  560658 , difficulty:  1055005 , date:  "2015-07-14 13:52:40" },
  { height:  560659 , difficulty:  1051430 , date:  "2015-07-14 13:55:19" },
  { height:  560660 , difficulty:  1055234 , date:  "2015-07-14 13:55:22" },
  { height:  560661 , difficulty:  1054392 , date:  "2015-07-14 13:55:53" },
  { height:  560662 , difficulty:  1054101 , date:  "2015-07-14 13:56:56" },
  { height:  560663 , difficulty:  1052914 , date:  "2015-07-14 13:56:59" },
  { height:  560664 , difficulty:  1043389 , date:  "2015-07-14 13:58:07" },
  { height:  560665 , difficulty:  1043777 , date:  "2015-07-14 13:58:54" },
  { height:  560666 , difficulty:  1042440 , date:  "2015-07-14 13:59:28" },
  { height:  560667 , difficulty:  1042067 , date:  "2015-07-14 13:59:51" },
  { height:  560668 , difficulty:  1042523 , date:  "2015-07-14 13:59:55" },
  { height:  560669 , difficulty:  1044042 , date:  "2015-07-14 14:01:42" },
  { height:  560670 , difficulty:  1044540 , date:  "2015-07-14 14:02:53" },
  { height:  560671 , difficulty:  1040287 , date:  "2015-07-14 14:04:40" },
  { height:  560672 , difficulty:  1041155 , date:  "2015-07-14 14:06:26" },
  { height:  560673 , difficulty:  1041420 , date:  "2015-07-14 14:06:32" },
  { height:  560674 , difficulty:  1039984 , date:  "2015-07-14 14:10:26" },
  { height:  560675 , difficulty:  1041344 , date:  "2015-07-14 14:10:30" },
  { height:  560676 , difficulty:  1044695 , date:  "2015-07-14 14:10:46" },
  { height:  560677 , difficulty:  1046818 , date:  "2015-07-14 14:11:20" },
  { height:  560678 , difficulty:  1048295 , date:  "2015-07-14 14:12:35" },
  { height:  560679 , difficulty:  1051221 , date:  "2015-07-14 14:12:41" },
  { height:  560680 , difficulty:  1051290 , date:  "2015-07-14 14:13:24" },
  { height:  560681 , difficulty:  1049736 , date:  "2015-07-14 14:13:30" },
  { height:  560682 , difficulty:  1050624 , date:  "2015-07-14 14:13:36" },
  { height:  560683 , difficulty:  1052994 , date:  "2015-07-14 14:14:09" },
  { height:  560684 , difficulty:  1052443 , date:  "2015-07-14 14:14:29" },
  { height:  560685 , difficulty:  1053811 , date:  "2015-07-14 14:16:12" },
  { height:  560686 , difficulty:  1052917 , date:  "2015-07-14 14:16:53" },
  { height:  560687 , difficulty:  1051420 , date:  "2015-07-14 14:16:56" },
  { height:  560688 , difficulty:  1050678 , date:  "2015-07-14 14:17:06" },
  { height:  560689 , difficulty:  1051323 , date:  "2015-07-14 14:17:25" },
  { height:  560690 , difficulty:  1048329 , date:  "2015-07-14 14:17:50" },
  { height:  560691 , difficulty:  1048866 , date:  "2015-07-14 14:18:13" },
  { height:  560692 , difficulty:  1054405 , date:  "2015-07-14 14:18:59" },
  { height:  560693 , difficulty:  1054356 , date:  "2015-07-14 14:19:06" },
  { height:  560694 , difficulty:  1053762 , date:  "2015-07-14 14:19:51" },
  { height:  560695 , difficulty:  1054546 , date:  "2015-07-14 14:21:51" },
  { height:  560696 , difficulty:  1058510 , date:  "2015-07-14 14:21:57" },
  { height:  560697 , difficulty:  1056553 , date:  "2015-07-14 14:23:29" },
  { height:  560698 , difficulty:  1062280 , date:  "2015-07-14 14:25:40" },
  { height:  560699 , difficulty:  1060708 , date:  "2015-07-14 14:27:23" },
  { height:  560700 , difficulty:  1061028 , date:  "2015-07-14 14:28:49" },
  { height:  560701 , difficulty:  1061130 , date:  "2015-07-14 14:29:20" },
  { height:  560702 , difficulty:  1062549 , date:  "2015-07-14 14:30:05" },
  { height:  560703 , difficulty:  1064651 , date:  "2015-07-14 14:31:29" },
  { height:  560704 , difficulty:  1061698 , date:  "2015-07-14 14:33:55" },
  { height:  560705 , difficulty:  1062873 , date:  "2015-07-14 14:34:19" },
  { height:  560706 , difficulty:  1061529 , date:  "2015-07-14 14:34:48" },
  { height:  560707 , difficulty:  1061975 , date:  "2015-07-14 14:37:30" },
  { height:  560708 , difficulty:  1061497 , date:  "2015-07-14 14:37:31" },
  { height:  560709 , difficulty:  1061279 , date:  "2015-07-14 14:38:03" },
  { height:  560710 , difficulty:  1061371 , date:  "2015-07-14 14:38:15" },
  { height:  560711 , difficulty:  1059033 , date:  "2015-07-14 14:38:24" },
  { height:  560712 , difficulty:  1059584 , date:  "2015-07-14 14:39:28" },
  { height:  560713 , difficulty:  1059561 , date:  "2015-07-14 14:39:44" },
  { height:  560714 , difficulty:  1065668 , date:  "2015-07-14 14:41:12" },
  { height:  560715 , difficulty:  1065023 , date:  "2015-07-14 14:41:21" },
  { height:  560716 , difficulty:  1064379 , date:  "2015-07-14 14:41:56" },
  { height:  560717 , difficulty:  1068813 , date:  "2015-07-14 14:42:03" },
  { height:  560718 , difficulty:  1067295 , date:  "2015-07-14 14:43:12" },
  { height:  560719 , difficulty:  1068918 , date:  "2015-07-14 14:43:27" },
  { height:  560720 , difficulty:  1068372 , date:  "2015-07-14 14:44:09" },
  { height:  560721 , difficulty:  1069122 , date:  "2015-07-14 14:44:14" },
  { height:  560722 , difficulty:  1059288 , date:  "2015-07-14 14:45:15" },
  { height:  560723 , difficulty:  1059388 , date:  "2015-07-14 14:45:54" },
  { height:  560724 , difficulty:  1058659 , date:  "2015-07-14 14:45:58" },
  { height:  560725 , difficulty:  1058702 , date:  "2015-07-14 14:48:00" },
  { height:  560726 , difficulty:  1060618 , date:  "2015-07-14 14:48:03" },
  { height:  560727 , difficulty:  1059776 , date:  "2015-07-14 14:50:25" },
  { height:  560728 , difficulty:  1059951 , date:  "2015-07-14 14:50:30" },
  { height:  560729 , difficulty:  1052964 , date:  "2015-07-14 14:52:19" },
  { height:  560730 , difficulty:  1053670 , date:  "2015-07-14 14:52:21" },
  { height:  560731 , difficulty:  1053748 , date:  "2015-07-14 14:53:59" },
  { height:  560732 , difficulty:  1052833 , date:  "2015-07-14 14:54:35" },
  { height:  560733 , difficulty:  1051484 , date:  "2015-07-14 14:54:47" },
  { height:  560734 , difficulty:  1049693 , date:  "2015-07-14 14:55:33" },
  { height:  560735 , difficulty:  1044984 , date:  "2015-07-14 14:55:59" },
  { height:  560736 , difficulty:  1046020 , date:  "2015-07-14 14:56:57" },
  { height:  560737 , difficulty:  1053472 , date:  "2015-07-14 14:57:04" },
  { height:  560738 , difficulty:  1051635 , date:  "2015-07-14 14:57:50" },
  { height:  560739 , difficulty:  1052172 , date:  "2015-07-14 14:58:02" },
  { height:  560740 , difficulty:  1050715 , date:  "2015-07-14 14:58:24" },
  { height:  560741 , difficulty:  1053505 , date:  "2015-07-14 14:58:45" },
  { height:  560742 , difficulty:  1064393 , date:  "2015-07-14 14:58:47" },
  { height:  560743 , difficulty:  1064515 , date:  "2015-07-14 14:59:02" },
  { height:  560744 , difficulty:  1080986 , date:  "2015-07-14 14:59:39" },
  { height:  560745 , difficulty:  1077695 , date:  "2015-07-14 15:01:04" },
  { height:  560746 , difficulty:  1084726 , date:  "2015-07-14 15:01:55" },
  { height:  560747 , difficulty:  1092709 , date:  "2015-07-14 15:02:01" },
  { height:  560748 , difficulty:  1090611 , date:  "2015-07-14 15:04:23" },
  { height:  560749 , difficulty:  1095249 , date:  "2015-07-14 15:06:23" },
  { height:  560750 , difficulty:  1089306 , date:  "2015-07-14 15:06:29" },
  { height:  560751 , difficulty:  1091843 , date:  "2015-07-14 15:06:46" },
  { height:  560752 , difficulty:  1109687 , date:  "2015-07-14 15:06:54" },
  { height:  560753 , difficulty:  1109789 , date:  "2015-07-14 15:07:22" },
  { height:  560754 , difficulty:  1107466 , date:  "2015-07-14 15:08:21" },
  { height:  560755 , difficulty:  1117041 , date:  "2015-07-14 15:08:25" },
  { height:  560756 , difficulty:  1115605 , date:  "2015-07-14 15:10:41" },
  { height:  560757 , difficulty:  1115715 , date:  "2015-07-14 15:11:08" },
  { height:  560758 , difficulty:  1119666 , date:  "2015-07-14 15:12:43" },
  { height:  560759 , difficulty:  1121660 , date:  "2015-07-14 15:13:27" },
  { height:  560760 , difficulty:  1140324 , date:  "2015-07-14 15:14:00" },
  { height:  560761 , difficulty:  1136787 , date:  "2015-07-14 15:15:39" },
  { height:  560762 , difficulty:  1147309 , date:  "2015-07-14 15:16:07" },
  { height:  560763 , difficulty:  1154667 , date:  "2015-07-14 15:17:37" },
  { height:  560764 , difficulty:  1156389 , date:  "2015-07-14 15:18:47" },
  { height:  560765 , difficulty:  1161873 , date:  "2015-07-14 15:19:39" },
  { height:  560766 , difficulty:  1164298 , date:  "2015-07-14 15:20:12" },
  { height:  560767 , difficulty:  1164281 , date:  "2015-07-14 15:20:50" },
  { height:  560768 , difficulty:  1182138 , date:  "2015-07-14 15:22:03" },
  { height:  560769 , difficulty:  1182100 , date:  "2015-07-14 15:25:21" },
  { height:  560770 , difficulty:  1191794 , date:  "2015-07-14 15:27:19" },
  { height:  560771 , difficulty:  1196817 , date:  "2015-07-14 15:27:20" },
  { height:  560772 , difficulty:  1196991 , date:  "2015-07-14 15:28:07" },
  { height:  560773 , difficulty:  1194742 , date:  "2015-07-14 15:31:48" },
  { height:  560774 , difficulty:  1189722 , date:  "2015-07-14 15:33:05" },
  { height:  560775 , difficulty:  1186524 , date:  "2015-07-14 15:33:15" },
  { height:  560776 , difficulty:  1186274 , date:  "2015-07-14 15:34:27" },
  { height:  560777 , difficulty:  1185903 , date:  "2015-07-14 15:34:39" },
  { height:  560778 , difficulty:  1186055 , date:  "2015-07-14 15:36:19" },
  { height:  560779 , difficulty:  1182970 , date:  "2015-07-14 15:36:26" },
  { height:  560780 , difficulty:  1178057 , date:  "2015-07-14 15:36:30" },
  { height:  560781 , difficulty:  1179660 , date:  "2015-07-14 15:36:39" },
  { height:  560782 , difficulty:  1178908 , date:  "2015-07-14 15:39:02" },
  { height:  560783 , difficulty:  1175507 , date:  "2015-07-14 15:39:19" },
  { height:  560784 , difficulty:  1179404 , date:  "2015-07-14 15:41:25" },
  { height:  560785 , difficulty:  1179985 , date:  "2015-07-14 15:41:31" },
  { height:  560786 , difficulty:  1181317 , date:  "2015-07-14 15:42:01" },
  { height:  560787 , difficulty:  1182332 , date:  "2015-07-14 15:42:30" },
  { height:  560788 , difficulty:  1180045 , date:  "2015-07-14 15:46:47" },
  { height:  560789 , difficulty:  1189041 , date:  "2015-07-14 15:47:09" },
  { height:  560790 , difficulty:  1186269 , date:  "2015-07-14 15:49:53" },
  { height:  560791 , difficulty:  1188060 , date:  "2015-07-14 15:50:32" },
  { height:  560792 , difficulty:  1189218 , date:  "2015-07-14 15:51:03" },
  { height:  560793 , difficulty:  1195837 , date:  "2015-07-14 15:54:29" },
  { height:  560794 , difficulty:  1197220 , date:  "2015-07-14 15:54:36" },
  { height:  560795 , difficulty:  1196918 , date:  "2015-07-14 15:55:03" },
  { height:  560796 , difficulty:  1197339 , date:  "2015-07-14 15:55:25" },
  { height:  560797 , difficulty:  1200069 , date:  "2015-07-14 15:56:14" },
  { height:  560798 , difficulty:  1206172 , date:  "2015-07-14 15:56:16" },
  { height:  560799 , difficulty:  1204858 , date:  "2015-07-14 15:57:59" },
  { height:  560800 , difficulty:  1207221 , date:  "2015-07-14 15:58:30" },
  { height:  560801 , difficulty:  1202640 , date:  "2015-07-14 15:58:52" },
  { height:  560802 , difficulty:  1204025 , date:  "2015-07-14 15:59:29" },
  { height:  560803 , difficulty:  1198711 , date:  "2015-07-14 16:05:31" },
  { height:  560804 , difficulty:  1202678 , date:  "2015-07-14 16:07:32" },
  { height:  560805 , difficulty:  1198813 , date:  "2015-07-14 16:09:31" },
  { height:  560806 , difficulty:  1199073 , date:  "2015-07-14 16:12:06" },
  { height:  560807 , difficulty:  1199215 , date:  "2015-07-14 16:12:40" },
  { height:  560808 , difficulty:  1200612 , date:  "2015-07-14 16:16:27" },
  { height:  560809 , difficulty:  1200590 , date:  "2015-07-14 16:16:30" },
  { height:  560810 , difficulty:  1200392 , date:  "2015-07-14 16:16:35" },
  { height:  560811 , difficulty:  1209480 , date:  "2015-07-14 16:16:41" },
  { height:  560812 , difficulty:  1207387 , date:  "2015-07-14 16:16:51" },
  { height:  560813 , difficulty:  1210243 , date:  "2015-07-14 16:17:45" },
  { height:  560814 , difficulty:  1211197 , date:  "2015-07-14 16:18:00" },
  { height:  560815 , difficulty:  1214588 , date:  "2015-07-14 16:20:19" },
  { height:  560816 , difficulty:  1217579 , date:  "2015-07-14 16:20:26" },
  { height:  560817 , difficulty:  1217886 , date:  "2015-07-14 16:20:50" },
  { height:  560818 , difficulty:  1219696 , date:  "2015-07-14 16:20:54" },
  { height:  560819 , difficulty:  1219461 , date:  "2015-07-14 16:21:10" },
  { height:  560820 , difficulty:  1220370 , date:  "2015-07-14 16:21:17" },
  { height:  560821 , difficulty:  1222943 , date:  "2015-07-14 16:21:33" },
  { height:  560822 , difficulty:  1221901 , date:  "2015-07-14 16:22:33" },
  { height:  560823 , difficulty:  1222862 , date:  "2015-07-14 16:23:25" },
  { height:  560824 , difficulty:  1217841 , date:  "2015-07-14 16:23:29" },
  { height:  560825 , difficulty:  1216147 , date:  "2015-07-14 16:23:39" },
  { height:  560826 , difficulty:  1219969 , date:  "2015-07-14 16:23:46" },
  { height:  560827 , difficulty:  1219555 , date:  "2015-07-14 16:24:05" },
  { height:  560828 , difficulty:  1219701 , date:  "2015-07-14 16:27:11" },
  { height:  560829 , difficulty:  1219141 , date:  "2015-07-14 16:27:33" },
  { height:  560830 , difficulty:  1226571 , date:  "2015-07-14 16:28:02" },
  { height:  560831 , difficulty:  1226789 , date:  "2015-07-14 16:31:03" },
  { height:  560832 , difficulty:  1221801 , date:  "2015-07-14 16:31:06" },
  { height:  560833 , difficulty:  1222177 , date:  "2015-07-14 16:31:40" },
  { height:  560834 , difficulty:  1224157 , date:  "2015-07-14 16:33:54" },
  { height:  560835 , difficulty:  1228213 , date:  "2015-07-14 16:35:34" },
  { height:  560836 , difficulty:  1227492 , date:  "2015-07-14 16:36:43" },
  { height:  560837 , difficulty:  1224203 , date:  "2015-07-14 16:37:08" },
  { height:  560838 , difficulty:  1230412 , date:  "2015-07-14 16:37:10" },
  { height:  560839 , difficulty:  1228264 , date:  "2015-07-14 16:38:13" },
  { height:  560840 , difficulty:  1226046 , date:  "2015-07-14 16:38:55" },
  { height:  560841 , difficulty:  1224610 , date:  "2015-07-14 16:39:13" },
  { height:  560842 , difficulty:  1224230 , date:  "2015-07-14 16:42:08" },
  { height:  560843 , difficulty:  1223893 , date:  "2015-07-14 16:42:15" },
  { height:  560844 , difficulty:  1221485 , date:  "2015-07-14 16:42:47" },
  { height:  560845 , difficulty:  1214881 , date:  "2015-07-14 16:43:28" },
  { height:  560846 , difficulty:  1211234 , date:  "2015-07-14 16:43:29" },
  { height:  560847 , difficulty:  1214317 , date:  "2015-07-14 16:43:45" },
  { height:  560848 , difficulty:  1213218 , date:  "2015-07-14 16:43:58" },
  { height:  560849 , difficulty:  1208168 , date:  "2015-07-14 16:46:41" },
  { height:  560850 , difficulty:  1206214 , date:  "2015-07-14 16:48:52" },
  { height:  560851 , difficulty:  1210375 , date:  "2015-07-14 16:50:57" },
  { height:  560852 , difficulty:  1208164 , date:  "2015-07-14 16:51:00" },
  { height:  560853 , difficulty:  1209117 , date:  "2015-07-14 16:51:30" },
  { height:  560854 , difficulty:  1205702 , date:  "2015-07-14 16:51:40" },
  { height:  560855 , difficulty:  1206485 , date:  "2015-07-14 16:52:46" },
  { height:  560856 , difficulty:  1206895 , date:  "2015-07-14 16:53:21" },
  { height:  560857 , difficulty:  1212907 , date:  "2015-07-14 16:53:26" },
  { height:  560858 , difficulty:  1207882 , date:  "2015-07-14 16:54:02" },
  { height:  560859 , difficulty:  1212587 , date:  "2015-07-14 16:56:10" },
  { height:  560860 , difficulty:  1208139 , date:  "2015-07-14 16:56:14" },
  { height:  560861 , difficulty:  1208550 , date:  "2015-07-14 16:56:20" },
  { height:  560862 , difficulty:  1208885 , date:  "2015-07-14 16:56:46" },
  { height:  560863 , difficulty:  1210558 , date:  "2015-07-14 16:57:39" },
  { height:  560864 , difficulty:  1202480 , date:  "2015-07-14 16:58:53" },
  { height:  560865 , difficulty:  1203472 , date:  "2015-07-14 17:01:25" },
  { height:  560866 , difficulty:  1198599 , date:  "2015-07-14 17:03:23" },
  { height:  560867 , difficulty:  1199462 , date:  "2015-07-14 17:03:28" },
  { height:  560868 , difficulty:  1200886 , date:  "2015-07-14 17:03:46" },
  { height:  560869 , difficulty:  1193752 , date:  "2015-07-14 17:09:35" },
  { height:  560870 , difficulty:  1194718 , date:  "2015-07-14 17:09:37" },
  { height:  560871 , difficulty:  1195410 , date:  "2015-07-14 17:10:10" },
  { height:  560872 , difficulty:  1195942 , date:  "2015-07-14 17:10:16" },
  { height:  560873 , difficulty:  1197192 , date:  "2015-07-14 17:10:37" },
  { height:  560874 , difficulty:  1198976 , date:  "2015-07-14 17:11:12" },
  { height:  560875 , difficulty:  1196341 , date:  "2015-07-14 17:13:27" },
  { height:  560876 , difficulty:  1195953 , date:  "2015-07-14 17:14:48" },
  { height:  560877 , difficulty:  1196262 , date:  "2015-07-14 17:16:06" },
  { height:  560878 , difficulty:  1199999 , date:  "2015-07-14 17:17:21" },
  { height:  560879 , difficulty:  1188286 , date:  "2015-07-14 17:17:27" },
  { height:  560880 , difficulty:  1188085 , date:  "2015-07-14 17:17:57" },
  { height:  560881 , difficulty:  1184217 , date:  "2015-07-14 17:17:59" },
  { height:  560882 , difficulty:  1181521 , date:  "2015-07-14 17:18:16" },
  { height:  560883 , difficulty:  1184766 , date:  "2015-07-14 17:18:19" },
  { height:  560884 , difficulty:  1177468 , date:  "2015-07-14 17:21:46" },
  { height:  560885 , difficulty:  1182446 , date:  "2015-07-14 17:23:15" },
  { height:  560886 , difficulty:  1183119 , date:  "2015-07-14 17:23:42" },
  { height:  560887 , difficulty:  1183505 , date:  "2015-07-14 17:23:47" },
  { height:  560888 , difficulty:  1184307 , date:  "2015-07-14 17:24:34" },
  { height:  560889 , difficulty:  1184616 , date:  "2015-07-14 17:26:44" },
  { height:  560890 , difficulty:  1184774 , date:  "2015-07-14 17:31:43" },
  { height:  560891 , difficulty:  1190093 , date:  "2015-07-14 17:31:48" },
  { height:  560892 , difficulty:  1190654 , date:  "2015-07-14 17:32:42" },
  { height:  560893 , difficulty:  1190676 , date:  "2015-07-14 17:33:22" },
  { height:  560894 , difficulty:  1191203 , date:  "2015-07-14 17:34:52" },
  { height:  560895 , difficulty:  1191457 , date:  "2015-07-14 17:35:28" },
  { height:  560896 , difficulty:  1199283 , date:  "2015-07-14 17:35:40" },
  { height:  560897 , difficulty:  1199502 , date:  "2015-07-14 17:36:03" },
  { height:  560898 , difficulty:  1197922 , date:  "2015-07-14 17:37:03" },
  { height:  560899 , difficulty:  1197046 , date:  "2015-07-14 17:40:13" },
  { height:  560900 , difficulty:  1197909 , date:  "2015-07-14 17:40:50" },
  { height:  560901 , difficulty:  1198225 , date:  "2015-07-14 17:42:00" },
  { height:  560902 , difficulty:  1200264 , date:  "2015-07-14 17:42:55" },
  { height:  560903 , difficulty:  1200232 , date:  "2015-07-14 17:43:33" },
  { height:  560904 , difficulty:  1197162 , date:  "2015-07-14 17:43:43" },
  { height:  560905 , difficulty:  1196933 , date:  "2015-07-14 17:51:00" },
  { height:  560906 , difficulty:  1196721 , date:  "2015-07-14 17:54:14" },
  { height:  560907 , difficulty:  1194420 , date:  "2015-07-14 17:55:26" },
  { height:  560908 , difficulty:  1195162 , date:  "2015-07-14 17:55:32" },
  { height:  560909 , difficulty:  1194666 , date:  "2015-07-14 17:58:19" },
  { height:  560910 , difficulty:  1190380 , date:  "2015-07-14 17:59:31" },
  { height:  560911 , difficulty:  1188160 , date:  "2015-07-14 17:59:49" },
  { height:  560912 , difficulty:  1189440 , date:  "2015-07-14 18:00:31" },
  { height:  560913 , difficulty:  1190943 , date:  "2015-07-14 18:00:46" },
  { height:  560914 , difficulty:  1193311 , date:  "2015-07-14 18:05:49" },
  { height:  560915 , difficulty:  1191726 , date:  "2015-07-14 18:05:52" },
  { height:  560916 , difficulty:  1191517 , date:  "2015-07-14 18:06:57" },
  { height:  560917 , difficulty:  1191648 , date:  "2015-07-14 18:07:00" },
  { height:  560918 , difficulty:  1190088 , date:  "2015-07-14 18:07:14" },
  { height:  560919 , difficulty:  1191387 , date:  "2015-07-14 18:08:56" },
  { height:  560920 , difficulty:  1195274 , date:  "2015-07-14 18:11:05" },
  { height:  560921 , difficulty:  1194702 , date:  "2015-07-14 18:11:32" },
  { height:  560922 , difficulty:  1203266 , date:  "2015-07-14 18:12:08" },
  { height:  560923 , difficulty:  1203696 , date:  "2015-07-14 18:12:33" },
  { height:  560924 , difficulty:  1204434 , date:  "2015-07-14 18:12:57" },
  { height:  560925 , difficulty:  1200396 , date:  "2015-07-14 18:13:13" },
  { height:  560926 , difficulty:  1196537 , date:  "2015-07-14 18:17:45" },
  { height:  560927 , difficulty:  1193669 , date:  "2015-07-14 18:17:50" },
  { height:  560928 , difficulty:  1198148 , date:  "2015-07-14 18:20:31" },
  { height:  560929 , difficulty:  1197681 , date:  "2015-07-14 18:21:16" },
  { height:  560930 , difficulty:  1200670 , date:  "2015-07-14 18:22:51" },
  { height:  560931 , difficulty:  1202783 , date:  "2015-07-14 18:24:24" },
  { height:  560932 , difficulty:  1202463 , date:  "2015-07-14 18:26:06" },
  { height:  560933 , difficulty:  1206801 , date:  "2015-07-14 18:26:23" },
  { height:  560934 , difficulty:  1207021 , date:  "2015-07-14 18:29:07" },
  { height:  560935 , difficulty:  1205894 , date:  "2015-07-14 18:29:53" },
  { height:  560936 , difficulty:  1207244 , date:  "2015-07-14 18:30:49" },
  { height:  560937 , difficulty:  1209297 , date:  "2015-07-14 18:33:16" },
  { height:  560938 , difficulty:  1216658 , date:  "2015-07-14 18:33:55" },
  { height:  560939 , difficulty:  1215348 , date:  "2015-07-14 18:34:46" },
  { height:  560940 , difficulty:  1213391 , date:  "2015-07-14 18:36:00" },
  { height:  560941 , difficulty:  1208404 , date:  "2015-07-14 18:36:58" },
  { height:  560942 , difficulty:  1206853 , date:  "2015-07-14 18:37:18" },
  { height:  560943 , difficulty:  1208253 , date:  "2015-07-14 18:37:25" },
  { height:  560944 , difficulty:  1208184 , date:  "2015-07-14 18:37:35" },
  { height:  560945 , difficulty:  1201581 , date:  "2015-07-14 18:37:57" },
  { height:  560946 , difficulty:  1203269 , date:  "2015-07-14 18:39:37" },
  { height:  560947 , difficulty:  1203999 , date:  "2015-07-14 18:40:16" },
  { height:  560948 , difficulty:  1204345 , date:  "2015-07-14 18:40:19" },
  { height:  560949 , difficulty:  1204735 , date:  "2015-07-14 18:42:57" },
  { height:  560950 , difficulty:  1205782 , date:  "2015-07-14 18:47:58" },
  { height:  560951 , difficulty:  1202287 , date:  "2015-07-14 18:48:47" },
  { height:  560952 , difficulty:  1200645 , date:  "2015-07-14 18:48:58" },
  { height:  560953 , difficulty:  1198402 , date:  "2015-07-14 18:51:24" },
  { height:  560954 , difficulty:  1196332 , date:  "2015-07-14 18:51:54" },
  { height:  560955 , difficulty:  1197734 , date:  "2015-07-14 18:51:56" },
  { height:  560956 , difficulty:  1199062 , date:  "2015-07-14 18:53:31" },
  { height:  560957 , difficulty:  1199698 , date:  "2015-07-14 18:53:53" },
  { height:  560958 , difficulty:  1203616 , date:  "2015-07-14 18:54:09" },
  { height:  560959 , difficulty:  1204839 , date:  "2015-07-14 18:54:26" },
  { height:  560960 , difficulty:  1198336 , date:  "2015-07-14 18:55:35" },
  { height:  560961 , difficulty:  1195834 , date:  "2015-07-14 18:56:28" },
  { height:  560962 , difficulty:  1197417 , date:  "2015-07-14 18:56:30" },
  { height:  560963 , difficulty:  1199381 , date:  "2015-07-14 18:58:16" },
  { height:  560964 , difficulty:  1198239 , date:  "2015-07-14 18:58:22" },
  { height:  560965 , difficulty:  1194498 , date:  "2015-07-14 18:59:42" },
  { height:  560966 , difficulty:  1187610 , date:  "2015-07-14 18:59:47" },
  { height:  560967 , difficulty:  1188480 , date:  "2015-07-14 19:00:52" },
  { height:  560968 , difficulty:  1193386 , date:  "2015-07-14 19:01:14" },
  { height:  560969 , difficulty:  1192441 , date:  "2015-07-14 19:04:33" },
  { height:  560970 , difficulty:  1192172 , date:  "2015-07-14 19:04:53" },
  { height:  560971 , difficulty:  1191415 , date:  "2015-07-14 19:05:18" },
  { height:  560972 , difficulty:  1191799 , date:  "2015-07-14 19:07:28" },
  { height:  560973 , difficulty:  1193338 , date:  "2015-07-14 19:08:09" },
  { height:  560974 , difficulty:  1192557 , date:  "2015-07-14 19:08:57" },
  { height:  560975 , difficulty:  1186061 , date:  "2015-07-14 19:12:05" },
  { height:  560976 , difficulty:  1186141 , date:  "2015-07-14 19:12:11" },
  { height:  560977 , difficulty:  1184670 , date:  "2015-07-14 19:13:45" },
  { height:  560978 , difficulty:  1183537 , date:  "2015-07-14 19:14:54" },
  { height:  560979 , difficulty:  1185089 , date:  "2015-07-14 19:15:44" },
  { height:  560980 , difficulty:  1185534 , date:  "2015-07-14 19:16:41" },
  { height:  560981 , difficulty:  1172542 , date:  "2015-07-14 19:18:36" },
  { height:  560982 , difficulty:  1167318 , date:  "2015-07-14 19:19:32" },
  { height:  560983 , difficulty:  1165285 , date:  "2015-07-14 19:20:02" },
  { height:  560984 , difficulty:  1166905 , date:  "2015-07-14 19:20:23" },
  { height:  560985 , difficulty:  1167315 , date:  "2015-07-14 19:20:53" },
  { height:  560986 , difficulty:  1166577 , date:  "2015-07-14 19:22:55" },
  { height:  560987 , difficulty:  1167643 , date:  "2015-07-14 19:23:02" },
  { height:  560988 , difficulty:  1168640 , date:  "2015-07-14 19:23:41" },
  { height:  560989 , difficulty:  1170499 , date:  "2015-07-14 19:24:21" },
  { height:  560990 , difficulty:  1161883 , date:  "2015-07-14 19:24:42" },
  { height:  560991 , difficulty:  1168230 , date:  "2015-07-14 19:25:17" },
  { height:  560992 , difficulty:  1167630 , date:  "2015-07-14 19:25:27" },
  { height:  560993 , difficulty:  1168091 , date:  "2015-07-14 19:29:30" },
  { height:  560994 , difficulty:  1168089 , date:  "2015-07-14 19:29:50" },
  { height:  560995 , difficulty:  1165008 , date:  "2015-07-14 19:30:13" },
  { height:  560996 , difficulty:  1161079 , date:  "2015-07-14 19:30:28" },
  { height:  560997 , difficulty:  1160745 , date:  "2015-07-14 19:30:35" },
  { height:  560998 , difficulty:  1160610 , date:  "2015-07-14 19:31:53" },
  { height:  560999 , difficulty:  1162683 , date:  "2015-07-14 19:32:50" },
  { height:  561000 , difficulty:  1165148 , date:  "2015-07-14 19:34:17" },
  { height:  561001 , difficulty:  1165105 , date:  "2015-07-14 19:35:05" },
  { height:  561002 , difficulty:  1161820 , date:  "2015-07-14 19:35:29" },
  { height:  561003 , difficulty:  1162222 , date:  "2015-07-14 19:35:48" },
  { height:  561004 , difficulty:  1157849 , date:  "2015-07-14 19:36:02" },
  { height:  561005 , difficulty:  1158017 , date:  "2015-07-14 19:36:13" },
  { height:  561006 , difficulty:  1155382 , date:  "2015-07-14 19:36:22" },
  { height:  561007 , difficulty:  1154870 , date:  "2015-07-14 19:38:20" },
  { height:  561008 , difficulty:  1154322 , date:  "2015-07-14 19:38:29" },
  { height:  561009 , difficulty:  1155406 , date:  "2015-07-14 19:38:42" },
  { height:  561010 , difficulty:  1153173 , date:  "2015-07-14 19:38:44" },
  { height:  561011 , difficulty:  1159658 , date:  "2015-07-14 19:38:55" },
  { height:  561012 , difficulty:  1159531 , date:  "2015-07-14 19:40:13" },
  { height:  561013 , difficulty:  1157153 , date:  "2015-07-14 19:41:56" },
  { height:  561014 , difficulty:  1162270 , date:  "2015-07-14 19:42:17" },
  { height:  561015 , difficulty:  1161050 , date:  "2015-07-14 19:43:44" },
  { height:  561016 , difficulty:  1160526 , date:  "2015-07-14 19:44:17" },
  { height:  561017 , difficulty:  1159994 , date:  "2015-07-14 19:46:16" },
  { height:  561018 , difficulty:  1159945 , date:  "2015-07-14 19:46:20" },
  { height:  561019 , difficulty:  1161323 , date:  "2015-07-14 19:47:45" },
  { height:  561020 , difficulty:  1162624 , date:  "2015-07-14 19:49:27" },
  { height:  561021 , difficulty:  1162457 , date:  "2015-07-14 19:50:06" },
  { height:  561022 , difficulty:  1159856 , date:  "2015-07-14 19:50:33" },
  { height:  561023 , difficulty:  1159135 , date:  "2015-07-14 19:50:50" },
  { height:  561024 , difficulty:  1160285 , date:  "2015-07-14 19:51:29" },
  { height:  561025 , difficulty:  1155358 , date:  "2015-07-14 19:51:32" },
  { height:  561026 , difficulty:  1147728 , date:  "2015-07-14 19:51:36" },
  { height:  561027 , difficulty:  1148821 , date:  "2015-07-14 19:52:29" },
  { height:  561028 , difficulty:  1151240 , date:  "2015-07-14 19:56:29" },
  { height:  561029 , difficulty:  1147201 , date:  "2015-07-14 19:56:34" },
  { height:  561030 , difficulty:  1149565 , date:  "2015-07-14 19:56:40" },
  { height:  561031 , difficulty:  1149993 , date:  "2015-07-14 19:58:37" },
  { height:  561032 , difficulty:  1147442 , date:  "2015-07-14 20:00:22" },
  { height:  561033 , difficulty:  1149054 , date:  "2015-07-14 20:02:29" },
  { height:  561034 , difficulty:  1149145 , date:  "2015-07-14 20:02:35" },
  { height:  561035 , difficulty:  1154204 , date:  "2015-07-14 20:03:24" },
  { height:  561036 , difficulty:  1153253 , date:  "2015-07-14 20:04:58" },
  { height:  561037 , difficulty:  1151993 , date:  "2015-07-14 20:06:21" },
  { height:  561038 , difficulty:  1160768 , date:  "2015-07-14 20:07:09" },
  { height:  561039 , difficulty:  1157711 , date:  "2015-07-14 20:07:44" },
  { height:  561040 , difficulty:  1158462 , date:  "2015-07-14 20:08:38" },
  { height:  561041 , difficulty:  1158554 , date:  "2015-07-14 20:10:24" },
  { height:  561042 , difficulty:  1161348 , date:  "2015-07-14 20:10:37" },
  { height:  561043 , difficulty:  1159625 , date:  "2015-07-14 20:12:59" },
  { height:  561044 , difficulty:  1160292 , date:  "2015-07-14 20:19:22" },
  { height:  561045 , difficulty:  1155162 , date:  "2015-07-14 20:19:23" },
  { height:  561046 , difficulty:  1154997 , date:  "2015-07-14 20:19:53" },
  { height:  561047 , difficulty:  1154727 , date:  "2015-07-14 20:19:58" },
  { height:  561048 , difficulty:  1151134 , date:  "2015-07-14 20:22:15" },
  { height:  561049 , difficulty:  1153478 , date:  "2015-07-14 20:22:34" },
  { height:  561050 , difficulty:  1154972 , date:  "2015-07-14 20:22:36" },
  { height:  561051 , difficulty:  1157174 , date:  "2015-07-14 20:22:58" },
  { height:  561052 , difficulty:  1157468 , date:  "2015-07-14 20:23:03" },
  { height:  561053 , difficulty:  1154897 , date:  "2015-07-14 20:23:25" },
  { height:  561054 , difficulty:  1153722 , date:  "2015-07-14 20:27:00" },
  { height:  561055 , difficulty:  1152419 , date:  "2015-07-14 20:26:43" },
  { height:  561056 , difficulty:  1153488 , date:  "2015-07-14 20:27:10" },
  { height:  561057 , difficulty:  1150278 , date:  "2015-07-14 20:28:17" },
  { height:  561058 , difficulty:  1149967 , date:  "2015-07-14 20:28:50" },
  { height:  561059 , difficulty:  1149302 , date:  "2015-07-14 20:31:29" },
  { height:  561060 , difficulty:  1150087 , date:  "2015-07-14 20:31:38" },
  { height:  561061 , difficulty:  1152056 , date:  "2015-07-14 20:33:19" },
  { height:  561062 , difficulty:  1148370 , date:  "2015-07-14 20:33:21" },
  { height:  561063 , difficulty:  1149696 , date:  "2015-07-14 20:33:42" },
  { height:  561064 , difficulty:  1155311 , date:  "2015-07-14 20:34:16" },
  { height:  561065 , difficulty:  1154378 , date:  "2015-07-14 20:35:28" },
  { height:  561066 , difficulty:  1156109 , date:  "2015-07-14 20:35:59" },
  { height:  561067 , difficulty:  1155346 , date:  "2015-07-14 20:37:03" },
  { height:  561068 , difficulty:  1155872 , date:  "2015-07-14 20:38:19" },
  { height:  561069 , difficulty:  1151634 , date:  "2015-07-14 20:39:04" },
  { height:  561070 , difficulty:  1153031 , date:  "2015-07-14 20:39:19" },
  { height:  561071 , difficulty:  1152739 , date:  "2015-07-14 20:39:37" },
  { height:  561072 , difficulty:  1156223 , date:  "2015-07-14 20:39:39" },
  { height:  561073 , difficulty:  1160440 , date:  "2015-07-14 20:41:55" },
  { height:  561074 , difficulty:  1158260 , date:  "2015-07-14 20:42:03" },
  { height:  561075 , difficulty:  1156700 , date:  "2015-07-14 20:44:09" },
  { height:  561076 , difficulty:  1158133 , date:  "2015-07-14 20:45:59" },
  { height:  561077 , difficulty:  1157153 , date:  "2015-07-14 20:46:23" },
  { height:  561078 , difficulty:  1159571 , date:  "2015-07-14 20:46:29" },
  { height:  561079 , difficulty:  1160154 , date:  "2015-07-14 20:47:14" },
  { height:  561080 , difficulty:  1162402 , date:  "2015-07-14 20:48:32" },
  { height:  561081 , difficulty:  1162943 , date:  "2015-07-14 20:49:05" },
  { height:  561082 , difficulty:  1167324 , date:  "2015-07-14 20:50:24" },
  { height:  561083 , difficulty:  1167210 , date:  "2015-07-14 20:50:26" },
  { height:  561084 , difficulty:  1167268 , date:  "2015-07-14 20:51:14" },
  { height:  561085 , difficulty:  1168221 , date:  "2015-07-14 20:51:54" },
  { height:  561086 , difficulty:  1169346 , date:  "2015-07-14 20:52:29" },
  { height:  561087 , difficulty:  1176506 , date:  "2015-07-14 20:54:55" },
  { height:  561088 , difficulty:  1174132 , date:  "2015-07-14 20:57:02" },
  { height:  561089 , difficulty:  1174198 , date:  "2015-07-14 20:57:29" },
  { height:  561090 , difficulty:  1175772 , date:  "2015-07-14 20:57:58" },
  { height:  561091 , difficulty:  1177065 , date:  "2015-07-14 20:59:00" },
  { height:  561092 , difficulty:  1176248 , date:  "2015-07-14 20:59:29" },
  { height:  561093 , difficulty:  1181596 , date:  "2015-07-14 20:59:46" },
  { height:  561094 , difficulty:  1181861 , date:  "2015-07-14 21:01:33" },
  { height:  561095 , difficulty:  1179562 , date:  "2015-07-14 21:01:49" },
  { height:  561096 , difficulty:  1177967 , date:  "2015-07-14 21:02:33" },
  { height:  561097 , difficulty:  1180294 , date:  "2015-07-14 21:04:57" },
  { height:  561098 , difficulty:  1180996 , date:  "2015-07-14 21:05:00" },
  { height:  561099 , difficulty:  1180749 , date:  "2015-07-14 21:06:05" },
  { height:  561100 , difficulty:  1180330 , date:  "2015-07-14 21:06:10" },
  { height:  561101 , difficulty:  1181796 , date:  "2015-07-14 21:09:03" },
  { height:  561102 , difficulty:  1184206 , date:  "2015-07-14 21:09:49" },
  { height:  561103 , difficulty:  1182671 , date:  "2015-07-14 21:10:24" },
  { height:  561104 , difficulty:  1174762 , date:  "2015-07-14 21:10:30" },
  { height:  561105 , difficulty:  1176784 , date:  "2015-07-14 21:11:49" },
  { height:  561106 , difficulty:  1178643 , date:  "2015-07-14 21:12:26" },
  { height:  561107 , difficulty:  1177225 , date:  "2015-07-14 21:13:43" },
  { height:  561108 , difficulty:  1174036 , date:  "2015-07-14 21:13:48" },
  { height:  561109 , difficulty:  1170251 , date:  "2015-07-14 21:13:54" },
  { height:  561110 , difficulty:  1173850 , date:  "2015-07-14 21:16:38" },
  { height:  561111 , difficulty:  1172485 , date:  "2015-07-14 21:18:07" },
  { height:  561112 , difficulty:  1170159 , date:  "2015-07-14 21:18:10" },
  { height:  561113 , difficulty:  1167697 , date:  "2015-07-14 21:19:53" },
  { height:  561114 , difficulty:  1169858 , date:  "2015-07-14 21:21:14" },
  { height:  561115 , difficulty:  1170816 , date:  "2015-07-14 21:21:53" },
  { height:  561116 , difficulty:  1169645 , date:  "2015-07-14 21:21:56" },
  { height:  561117 , difficulty:  1169783 , date:  "2015-07-14 21:25:41" },
  { height:  561118 , difficulty:  1170821 , date:  "2015-07-14 21:26:10" },
  { height:  561119 , difficulty:  1167262 , date:  "2015-07-14 21:26:47" },
  { height:  561120 , difficulty:  1159355 , date:  "2015-07-14 21:28:26" },
  { height:  561121 , difficulty:  1160118 , date:  "2015-07-14 21:28:28" },
  { height:  561122 , difficulty:  1159431 , date:  "2015-07-14 21:29:55" },
  { height:  561123 , difficulty:  1161402 , date:  "2015-07-14 21:30:01" },
  { height:  561124 , difficulty:  1157675 , date:  "2015-07-14 21:31:01" },
  { height:  561125 , difficulty:  1163391 , date:  "2015-07-14 21:31:27" },
  { height:  561126 , difficulty:  1164024 , date:  "2015-07-14 21:34:19" },
  { height:  561127 , difficulty:  1168309 , date:  "2015-07-14 21:34:23" },
  { height:  561128 , difficulty:  1168476 , date:  "2015-07-14 21:34:38" },
  { height:  561129 , difficulty:  1169216 , date:  "2015-07-14 21:35:02" },
  { height:  561130 , difficulty:  1162779 , date:  "2015-07-14 21:36:15" },
  { height:  561131 , difficulty:  1163575 , date:  "2015-07-14 21:36:19" },
  { height:  561132 , difficulty:  1164003 , date:  "2015-07-14 21:38:29" },
  { height:  561133 , difficulty:  1162698 , date:  "2015-07-14 21:39:02" },
  { height:  561134 , difficulty:  1164128 , date:  "2015-07-14 21:39:52" },
  { height:  561135 , difficulty:  1166678 , date:  "2015-07-14 21:39:53" },
  { height:  561136 , difficulty:  1166687 , date:  "2015-07-14 21:40:35" },
  { height:  561137 , difficulty:  1163957 , date:  "2015-07-14 21:41:25" },
  { height:  561138 , difficulty:  1164538 , date:  "2015-07-14 21:41:49" },
  { height:  561139 , difficulty:  1164583 , date:  "2015-07-14 21:44:42" },
  { height:  561140 , difficulty:  1163800 , date:  "2015-07-14 21:47:20" },
  { height:  561141 , difficulty:  1163648 , date:  "2015-07-14 21:47:24" },
  { height:  561142 , difficulty:  1164009 , date:  "2015-07-14 21:48:13" },
  { height:  561143 , difficulty:  1162613 , date:  "2015-07-14 21:48:41" },
  { height:  561144 , difficulty:  1163037 , date:  "2015-07-14 21:49:31" },
  { height:  561145 , difficulty:  1162571 , date:  "2015-07-14 21:49:33" },
  { height:  561146 , difficulty:  1162817 , date:  "2015-07-14 21:50:49" },
  { height:  561147 , difficulty:  1164715 , date:  "2015-07-14 21:53:07" },
  { height:  561148 , difficulty:  1165135 , date:  "2015-07-14 21:54:05" },
  { height:  561149 , difficulty:  1164521 , date:  "2015-07-14 21:55:22" },
  { height:  561150 , difficulty:  1164646 , date:  "2015-07-14 21:55:28" },
  { height:  561151 , difficulty:  1160964 , date:  "2015-07-14 21:55:34" },
  { height:  561152 , difficulty:  1160656 , date:  "2015-07-14 21:57:40" },
  { height:  561153 , difficulty:  1160377 , date:  "2015-07-14 21:57:42" },
  { height:  561154 , difficulty:  1161917 , date:  "2015-07-14 21:57:49" },
  { height:  561155 , difficulty:  1160772 , date:  "2015-07-14 21:59:58" },
  { height:  561156 , difficulty:  1159368 , date:  "2015-07-14 21:59:59" },
  { height:  561157 , difficulty:  1159070 , date:  "2015-07-14 22:00:49" },
  { height:  561158 , difficulty:  1160247 , date:  "2015-07-14 22:01:24" },
  { height:  561159 , difficulty:  1160626 , date:  "2015-07-14 22:01:38" },
  { height:  561160 , difficulty:  1159567 , date:  "2015-07-14 22:01:46" },
  { height:  561161 , difficulty:  1159615 , date:  "2015-07-14 22:03:50" },
  { height:  561162 , difficulty:  1161807 , date:  "2015-07-14 22:04:41" },
  { height:  561163 , difficulty:  1157275 , date:  "2015-07-14 22:06:53" },
  { height:  561164 , difficulty:  1154757 , date:  "2015-07-14 22:06:55" },
  { height:  561165 , difficulty:  1154623 , date:  "2015-07-14 22:08:40" },
  { height:  561166 , difficulty:  1154163 , date:  "2015-07-14 22:10:36" },
  { height:  561167 , difficulty:  1152785 , date:  "2015-07-14 22:10:40" },
  { height:  561168 , difficulty:  1155065 , date:  "2015-07-14 22:11:21" },
  { height:  561169 , difficulty:  1155016 , date:  "2015-07-14 22:11:27" },
  { height:  561170 , difficulty:  1159179 , date:  "2015-07-14 22:12:40" },
  { height:  561171 , difficulty:  1163020 , date:  "2015-07-14 22:13:55" },
  { height:  561172 , difficulty:  1161915 , date:  "2015-07-14 22:15:16" },
  { height:  561173 , difficulty:  1168948 , date:  "2015-07-14 22:19:06" },
  { height:  561174 , difficulty:  1169392 , date:  "2015-07-14 22:19:52" },
  { height:  561175 , difficulty:  1167808 , date:  "2015-07-14 22:21:56" },
  { height:  561176 , difficulty:  1169664 , date:  "2015-07-14 22:22:42" },
  { height:  561177 , difficulty:  1164239 , date:  "2015-07-14 22:23:28" },
  { height:  561178 , difficulty:  1163702 , date:  "2015-07-14 22:23:33" },
  { height:  561179 , difficulty:  1163020 , date:  "2015-07-14 22:24:01" },
  { height:  561180 , difficulty:  1165168 , date:  "2015-07-14 22:24:48" },
  { height:  561181 , difficulty:  1165010 , date:  "2015-07-14 22:26:17" },
  { height:  561182 , difficulty:  1165663 , date:  "2015-07-14 22:26:37" },
  { height:  561183 , difficulty:  1168729 , date:  "2015-07-14 22:26:40" },
  { height:  561184 , difficulty:  1169944 , date:  "2015-07-14 22:29:01" },
  { height:  561185 , difficulty:  1172704 , date:  "2015-07-14 22:29:08" },
  { height:  561186 , difficulty:  1174190 , date:  "2015-07-14 22:29:35" },
  { height:  561187 , difficulty:  1171526 , date:  "2015-07-14 22:30:05" },
  { height:  561188 , difficulty:  1172213 , date:  "2015-07-14 22:30:07" },
  { height:  561189 , difficulty:  1172693 , date:  "2015-07-14 22:34:01" },
  { height:  561190 , difficulty:  1170338 , date:  "2015-07-14 22:34:06" },
  { height:  561191 , difficulty:  1172282 , date:  "2015-07-14 22:35:08" },
  { height:  561192 , difficulty:  1172532 , date:  "2015-07-14 22:38:11" },
  { height:  561193 , difficulty:  1166484 , date:  "2015-07-14 22:39:19" },
  { height:  561194 , difficulty:  1167948 , date:  "2015-07-14 22:39:24" },
  { height:  561195 , difficulty:  1169777 , date:  "2015-07-14 22:39:35" },
  { height:  561196 , difficulty:  1168497 , date:  "2015-07-14 22:41:10" },
  { height:  561197 , difficulty:  1171454 , date:  "2015-07-14 22:42:56" },
  { height:  561198 , difficulty:  1171880 , date:  "2015-07-14 22:45:19" },
  { height:  561199 , difficulty:  1171973 , date:  "2015-07-14 22:47:18" },
  { height:  561200 , difficulty:  1171178 , date:  "2015-07-14 22:48:04" },
  { height:  561201 , difficulty:  1170808 , date:  "2015-07-14 22:48:06" },
  { height:  561202 , difficulty:  1167046 , date:  "2015-07-14 22:48:11" },
  { height:  561203 , difficulty:  1169915 , date:  "2015-07-14 22:48:15" },
  { height:  561204 , difficulty:  1169724 , date:  "2015-07-14 22:49:08" },
  { height:  561205 , difficulty:  1171422 , date:  "2015-07-14 22:50:24" },
  { height:  561206 , difficulty:  1169502 , date:  "2015-07-14 22:50:30" },
  { height:  561207 , difficulty:  1170446 , date:  "2015-07-14 22:52:47" },
  { height:  561208 , difficulty:  1171051 , date:  "2015-07-14 22:53:24" },
  { height:  561209 , difficulty:  1170272 , date:  "2015-07-14 22:53:44" },
  { height:  561210 , difficulty:  1170438 , date:  "2015-07-14 22:53:55" },
  { height:  561211 , difficulty:  1173418 , date:  "2015-07-14 22:56:19" },
  { height:  561212 , difficulty:  1172412 , date:  "2015-07-14 22:56:25" },
  { height:  561213 , difficulty:  1176610 , date:  "2015-07-14 22:56:39" },
  { height:  561214 , difficulty:  1181726 , date:  "2015-07-14 22:57:03" },
  { height:  561215 , difficulty:  1176638 , date:  "2015-07-14 22:57:14" },
  { height:  561216 , difficulty:  1171594 , date:  "2015-07-14 22:57:47" },
  { height:  561217 , difficulty:  1183215 , date:  "2015-07-14 22:58:23" },
  { height:  561218 , difficulty:  1181943 , date:  "2015-07-14 22:58:47" },
  { height:  561219 , difficulty:  1190413 , date:  "2015-07-14 23:03:32" },
  { height:  561220 , difficulty:  1189051 , date:  "2015-07-14 23:07:37" },
  { height:  561221 , difficulty:  1190809 , date:  "2015-07-14 23:07:40" },
  { height:  561222 , difficulty:  1189896 , date:  "2015-07-14 23:08:20" },
  { height:  561223 , difficulty:  1186054 , date:  "2015-07-14 23:09:20" },
  { height:  561224 , difficulty:  1185393 , date:  "2015-07-14 23:10:07" },
  { height:  561225 , difficulty:  1185594 , date:  "2015-07-14 23:10:25" },
  { height:  561226 , difficulty:  1185724 , date:  "2015-07-14 23:12:02" },
  { height:  561227 , difficulty:  1187985 , date:  "2015-07-14 23:12:07" },
  { height:  561228 , difficulty:  1183943 , date:  "2015-07-14 23:15:31" },
  { height:  561229 , difficulty:  1184201 , date:  "2015-07-14 23:15:32" },
  { height:  561230 , difficulty:  1186077 , date:  "2015-07-14 23:16:02" },
  { height:  561231 , difficulty:  1182013 , date:  "2015-07-14 23:17:35" },
  { height:  561232 , difficulty:  1183393 , date:  "2015-07-14 23:17:43" },
  { height:  561233 , difficulty:  1183297 , date:  "2015-07-14 23:17:52" },
  { height:  561234 , difficulty:  1183654 , date:  "2015-07-14 23:18:55" },
  { height:  561235 , difficulty:  1188783 , date:  "2015-07-14 23:19:01" },
  { height:  561236 , difficulty:  1189823 , date:  "2015-07-14 23:19:30" },
  { height:  561237 , difficulty:  1191627 , date:  "2015-07-14 23:19:55" },
  { height:  561238 , difficulty:  1191148 , date:  "2015-07-14 23:20:04" },
  { height:  561239 , difficulty:  1186934 , date:  "2015-07-14 23:20:11" },
  { height:  561240 , difficulty:  1188235 , date:  "2015-07-14 23:20:39" },
  { height:  561241 , difficulty:  1185581 , date:  "2015-07-14 23:23:52" },
  { height:  561242 , difficulty:  1182216 , date:  "2015-07-14 23:24:01" },
  { height:  561243 , difficulty:  1182642 , date:  "2015-07-14 23:25:07" },
  { height:  561244 , difficulty:  1181675 , date:  "2015-07-14 23:25:18" },
  { height:  561245 , difficulty:  1182373 , date:  "2015-07-14 23:26:20" },
  { height:  561246 , difficulty:  1180331 , date:  "2015-07-14 23:26:21" },
  { height:  561247 , difficulty:  1179729 , date:  "2015-07-14 23:28:20" },
  { height:  561248 , difficulty:  1179227 , date:  "2015-07-14 23:29:06" },
  { height:  561249 , difficulty:  1174936 , date:  "2015-07-14 23:29:19" },
  { height:  561250 , difficulty:  1173659 , date:  "2015-07-14 23:29:24" },
  { height:  561251 , difficulty:  1170239 , date:  "2015-07-14 23:29:45" },
  { height:  561252 , difficulty:  1169803 , date:  "2015-07-14 23:30:20" },
  { height:  561253 , difficulty:  1171324 , date:  "2015-07-14 23:30:31" },
  { height:  561254 , difficulty:  1171434 , date:  "2015-07-14 23:30:54" },
  { height:  561255 , difficulty:  1171143 , date:  "2015-07-14 23:33:25" },
  { height:  561256 , difficulty:  1169856 , date:  "2015-07-14 23:34:18" },
  { height:  561257 , difficulty:  1170804 , date:  "2015-07-14 23:34:44" },
  { height:  561258 , difficulty:  1174300 , date:  "2015-07-14 23:34:46" },
  { height:  561259 , difficulty:  1174697 , date:  "2015-07-14 23:35:24" },
  { height:  561260 , difficulty:  1171447 , date:  "2015-07-14 23:35:51" },
  { height:  561261 , difficulty:  1172079 , date:  "2015-07-14 23:35:52" },
  { height:  561262 , difficulty:  1173125 , date:  "2015-07-14 23:37:31" },
  { height:  561263 , difficulty:  1183558 , date:  "2015-07-14 23:38:14" },
  { height:  561264 , difficulty:  1186117 , date:  "2015-07-14 23:39:24" },
  { height:  561265 , difficulty:  1180069 , date:  "2015-07-14 23:39:36" },
  { height:  561266 , difficulty:  1180984 , date:  "2015-07-14 23:41:19" },
  { height:  561267 , difficulty:  1180924 , date:  "2015-07-14 23:41:26" },
  { height:  561268 , difficulty:  1175803 , date:  "2015-07-14 23:43:13" },
  { height:  561269 , difficulty:  1174387 , date:  "2015-07-14 23:44:08" },
  { height:  561270 , difficulty:  1179389 , date:  "2015-07-14 23:44:14" },
  { height:  561271 , difficulty:  1179353 , date:  "2015-07-14 23:44:21" },
  { height:  561272 , difficulty:  1176850 , date:  "2015-07-14 23:44:42" },
  { height:  561273 , difficulty:  1176413 , date:  "2015-07-14 23:45:25" },
  { height:  561274 , difficulty:  1171937 , date:  "2015-07-14 23:45:37" },
  { height:  561275 , difficulty:  1168917 , date:  "2015-07-14 23:46:50" },
  { height:  561276 , difficulty:  1168647 , date:  "2015-07-14 23:47:28" },
  { height:  561277 , difficulty:  1169932 , date:  "2015-07-14 23:47:31" },
  { height:  561278 , difficulty:  1171379 , date:  "2015-07-14 23:47:33" },
  { height:  561279 , difficulty:  1171604 , date:  "2015-07-14 23:50:51" },
  { height:  561280 , difficulty:  1172891 , date:  "2015-07-14 23:51:11" },
  { height:  561281 , difficulty:  1173719 , date:  "2015-07-14 23:51:17" },
  { height:  561282 , difficulty:  1173874 , date:  "2015-07-14 23:52:23" },
  { height:  561283 , difficulty:  1170403 , date:  "2015-07-14 23:54:05" },
  { height:  561284 , difficulty:  1169470 , date:  "2015-07-14 23:54:31" },
  { height:  561285 , difficulty:  1170753 , date:  "2015-07-14 23:55:56" },
  { height:  561286 , difficulty:  1172472 , date:  "2015-07-14 23:56:45" },
  { height:  561287 , difficulty:  1169022 , date:  "2015-07-14 23:59:06" },
  { height:  561288 , difficulty:  1169182 , date:  "2015-07-14 23:59:24" },
  { height:  561289 , difficulty:  1173505 , date:  "2015-07-15 00:00:22" },
  { height:  561290 , difficulty:  1175495 , date:  "2015-07-15 00:03:40" },
  { height:  561291 , difficulty:  1175434 , date:  "2015-07-15 00:03:44" },
  { height:  561292 , difficulty:  1174895 , date:  "2015-07-15 00:05:39" },
  { height:  561293 , difficulty:  1175688 , date:  "2015-07-15 00:05:44" },
  { height:  561294 , difficulty:  1175478 , date:  "2015-07-15 00:07:48" },
  { height:  561295 , difficulty:  1167900 , date:  "2015-07-15 00:10:38" },
  { height:  561296 , difficulty:  1162308 , date:  "2015-07-15 00:12:46" },
  { height:  561297 , difficulty:  1162644 , date:  "2015-07-15 00:12:52" },
  { height:  561298 , difficulty:  1164549 , date:  "2015-07-15 00:13:03" },
  { height:  561299 , difficulty:  1164874 , date:  "2015-07-15 00:13:15" },
  { height:  561300 , difficulty:  1163757 , date:  "2015-07-15 00:13:16" },
  { height:  561301 , difficulty:  1164568 , date:  "2015-07-15 00:14:07" },
  { height:  561302 , difficulty:  1161814 , date:  "2015-07-15 00:14:13" },
  { height:  561303 , difficulty:  1165361 , date:  "2015-07-15 00:14:55" },
  { height:  561304 , difficulty:  1159413 , date:  "2015-07-15 00:16:49" },
  { height:  561305 , difficulty:  1161208 , date:  "2015-07-15 00:19:10" },
  { height:  561306 , difficulty:  1160637 , date:  "2015-07-15 00:19:23" },
  { height:  561307 , difficulty:  1160384 , date:  "2015-07-15 00:20:23" },
  { height:  561308 , difficulty:  1161949 , date:  "2015-07-15 00:20:52" },
  { height:  561309 , difficulty:  1165966 , date:  "2015-07-15 00:24:04" },
  { height:  561310 , difficulty:  1166757 , date:  "2015-07-15 00:24:08" },
  { height:  561311 , difficulty:  1167401 , date:  "2015-07-15 00:24:38" },
  { height:  561312 , difficulty:  1168705 , date:  "2015-07-15 00:28:05" },
  { height:  561313 , difficulty:  1168342 , date:  "2015-07-15 00:28:08" },
  { height:  561314 , difficulty:  1169852 , date:  "2015-07-15 00:29:32" },
  { height:  561315 , difficulty:  1173009 , date:  "2015-07-15 00:29:52" },
  { height:  561316 , difficulty:  1172702 , date:  "2015-07-15 00:30:20" },
  { height:  561317 , difficulty:  1168463 , date:  "2015-07-15 00:31:41" },
  { height:  561318 , difficulty:  1169713 , date:  "2015-07-15 00:32:19" },
  { height:  561319 , difficulty:  1168566 , date:  "2015-07-15 00:33:42" },
  { height:  561320 , difficulty:  1169386 , date:  "2015-07-15 00:33:55" },
  { height:  561321 , difficulty:  1177858 , date:  "2015-07-15 00:34:29" },
  { height:  561322 , difficulty:  1179053 , date:  "2015-07-15 00:34:53" },
  { height:  561323 , difficulty:  1177013 , date:  "2015-07-15 00:39:13" },
  { height:  561324 , difficulty:  1175938 , date:  "2015-07-15 00:39:30" },
  { height:  561325 , difficulty:  1179249 , date:  "2015-07-15 00:40:19" },
  { height:  561326 , difficulty:  1181095 , date:  "2015-07-15 00:41:00" },
  { height:  561327 , difficulty:  1180662 , date:  "2015-07-15 00:41:36" },
  { height:  561328 , difficulty:  1189148 , date:  "2015-07-15 00:41:42" },
  { height:  561329 , difficulty:  1189049 , date:  "2015-07-15 00:41:44" },
  { height:  561330 , difficulty:  1189934 , date:  "2015-07-15 00:42:42" },
  { height:  561331 , difficulty:  1188775 , date:  "2015-07-15 00:43:27" },
  { height:  561332 , difficulty:  1191040 , date:  "2015-07-15 00:45:43" },
  { height:  561333 , difficulty:  1194547 , date:  "2015-07-15 00:45:45" },
  { height:  561334 , difficulty:  1200154 , date:  "2015-07-15 00:47:18" },
  { height:  561335 , difficulty:  1199153 , date:  "2015-07-15 00:47:23" },
  { height:  561336 , difficulty:  1199492 , date:  "2015-07-15 00:49:39" },
  { height:  561337 , difficulty:  1201837 , date:  "2015-07-15 00:50:20" },
  { height:  561338 , difficulty:  1198732 , date:  "2015-07-15 00:52:51" },
  { height:  561339 , difficulty:  1199834 , date:  "2015-07-15 00:53:21" },
  { height:  561340 , difficulty:  1199287 , date:  "2015-07-15 00:57:12" },
  { height:  561341 , difficulty:  1200283 , date:  "2015-07-15 00:59:34" },
  { height:  561342 , difficulty:  1197769 , date:  "2015-07-15 01:00:08" },
  { height:  561343 , difficulty:  1197904 , date:  "2015-07-15 01:00:42" },
  { height:  561344 , difficulty:  1198131 , date:  "2015-07-15 01:01:48" },
  { height:  561345 , difficulty:  1198904 , date:  "2015-07-15 01:01:52" },
  { height:  561346 , difficulty:  1202626 , date:  "2015-07-15 01:02:19" },
  { height:  561347 , difficulty:  1206299 , date:  "2015-07-15 01:03:30" },
  { height:  561348 , difficulty:  1206011 , date:  "2015-07-15 01:04:27" },
  { height:  561349 , difficulty:  1212926 , date:  "2015-07-15 01:04:31" },
  { height:  561350 , difficulty:  1212872 , date:  "2015-07-15 01:04:36" },
  { height:  561351 , difficulty:  1211087 , date:  "2015-07-15 01:04:44" },
  { height:  561352 , difficulty:  1211158 , date:  "2015-07-15 01:05:27" },
  { height:  561353 , difficulty:  1213898 , date:  "2015-07-15 01:08:29" },
  { height:  561354 , difficulty:  1214248 , date:  "2015-07-15 01:08:34" },
  { height:  561355 , difficulty:  1209024 , date:  "2015-07-15 01:09:54" },
  { height:  561356 , difficulty:  1208749 , date:  "2015-07-15 01:09:56" },
  { height:  561357 , difficulty:  1208962 , date:  "2015-07-15 01:10:03" },
  { height:  561358 , difficulty:  1208021 , date:  "2015-07-15 01:10:07" },
  { height:  561359 , difficulty:  1205376 , date:  "2015-07-15 01:10:16" },
  { height:  561360 , difficulty:  1208251 , date:  "2015-07-15 01:10:56" },
  { height:  561361 , difficulty:  1206924 , date:  "2015-07-15 01:13:05" },
  { height:  561362 , difficulty:  1205537 , date:  "2015-07-15 01:17:03" },
  { height:  561363 , difficulty:  1201218 , date:  "2015-07-15 01:18:43" },
  { height:  561364 , difficulty:  1201455 , date:  "2015-07-15 01:18:54" },
  { height:  561365 , difficulty:  1200535 , date:  "2015-07-15 01:19:27" },
  { height:  561366 , difficulty:  1194771 , date:  "2015-07-15 01:22:21" },
  { height:  561367 , difficulty:  1196408 , date:  "2015-07-15 01:22:28" },
  { height:  561368 , difficulty:  1192942 , date:  "2015-07-15 01:22:30" },
  { height:  561369 , difficulty:  1194507 , date:  "2015-07-15 01:23:28" },
  { height:  561370 , difficulty:  1194578 , date:  "2015-07-15 01:24:26" },
  { height:  561371 , difficulty:  1189217 , date:  "2015-07-15 01:26:02" },
  { height:  561372 , difficulty:  1188186 , date:  "2015-07-15 01:26:45" },
  { height:  561373 , difficulty:  1192572 , date:  "2015-07-15 01:26:50" },
  { height:  561374 , difficulty:  1195872 , date:  "2015-07-15 01:29:17" },
  { height:  561375 , difficulty:  1198573 , date:  "2015-07-15 01:29:27" },
  { height:  561376 , difficulty:  1199775 , date:  "2015-07-15 01:29:36" },
  { height:  561377 , difficulty:  1199744 , date:  "2015-07-15 01:29:46" },
  { height:  561378 , difficulty:  1202588 , date:  "2015-07-15 01:30:31" },
  { height:  561379 , difficulty:  1206354 , date:  "2015-07-15 01:31:06" },
  { height:  561380 , difficulty:  1203413 , date:  "2015-07-15 01:32:09" },
  { height:  561381 , difficulty:  1199739 , date:  "2015-07-15 01:32:11" },
  { height:  561382 , difficulty:  1205029 , date:  "2015-07-15 01:33:01" },
  { height:  561383 , difficulty:  1203166 , date:  "2015-07-15 01:33:03" },
  { height:  561384 , difficulty:  1203442 , date:  "2015-07-15 01:33:47" },
  { height:  561385 , difficulty:  1197457 , date:  "2015-07-15 01:33:49" },
  { height:  561386 , difficulty:  1197812 , date:  "2015-07-15 01:34:35" },
  { height:  561387 , difficulty:  1199156 , date:  "2015-07-15 01:35:47" },
  { height:  561388 , difficulty:  1192853 , date:  "2015-07-15 01:35:51" },
  { height:  561389 , difficulty:  1195907 , date:  "2015-07-15 01:38:04" },
  { height:  561390 , difficulty:  1193544 , date:  "2015-07-15 01:38:10" },
  { height:  561391 , difficulty:  1194236 , date:  "2015-07-15 01:38:43" },
  { height:  561392 , difficulty:  1193702 , date:  "2015-07-15 01:39:19" },
  { height:  561393 , difficulty:  1193469 , date:  "2015-07-15 01:39:41" },
  { height:  561394 , difficulty:  1192863 , date:  "2015-07-15 01:39:55" },
  { height:  561395 , difficulty:  1191650 , date:  "2015-07-15 01:40:59" },
  { height:  561396 , difficulty:  1191551 , date:  "2015-07-15 01:42:22" },
  { height:  561397 , difficulty:  1192662 , date:  "2015-07-15 01:42:38" },
  { height:  561398 , difficulty:  1193372 , date:  "2015-07-15 01:42:52" },
  { height:  561399 , difficulty:  1184988 , date:  "2015-07-15 01:42:54" },
  { height:  561400 , difficulty:  1188692 , date:  "2015-07-15 01:44:28" },
  { height:  561401 , difficulty:  1187354 , date:  "2015-07-15 01:44:35" },
  { height:  561402 , difficulty:  1190944 , date:  "2015-07-15 01:45:41" },
  { height:  561403 , difficulty:  1190107 , date:  "2015-07-15 01:46:16" },
  { height:  561404 , difficulty:  1193804 , date:  "2015-07-15 01:49:46" },
  { height:  561405 , difficulty:  1194034 , date:  "2015-07-15 01:49:49" },
  { height:  561406 , difficulty:  1195617 , date:  "2015-07-15 01:50:00" },
  { height:  561407 , difficulty:  1195544 , date:  "2015-07-15 01:50:52" },
  { height:  561408 , difficulty:  1191599 , date:  "2015-07-15 01:50:58" },
  { height:  561409 , difficulty:  1193325 , date:  "2015-07-15 01:50:59" },
  { height:  561410 , difficulty:  1191334 , date:  "2015-07-15 01:52:29" },
  { height:  561411 , difficulty:  1193375 , date:  "2015-07-15 01:53:41" },
  { height:  561412 , difficulty:  1189292 , date:  "2015-07-15 01:53:47" },
  { height:  561413 , difficulty:  1189713 , date:  "2015-07-15 01:55:49" },
  { height:  561414 , difficulty:  1185326 , date:  "2015-07-15 01:56:00" },
  { height:  561415 , difficulty:  1185311 , date:  "2015-07-15 01:56:04" },
  { height:  561416 , difficulty:  1178622 , date:  "2015-07-15 01:56:40" },
  { height:  561417 , difficulty:  1174271 , date:  "2015-07-15 01:56:59" },
  { height:  561418 , difficulty:  1173874 , date:  "2015-07-15 01:58:30" },
  { height:  561419 , difficulty:  1174166 , date:  "2015-07-15 01:58:51" },
  { height:  561420 , difficulty:  1174985 , date:  "2015-07-15 02:01:04" },
  { height:  561421 , difficulty:  1176710 , date:  "2015-07-15 02:01:09" },
  { height:  561422 , difficulty:  1176207 , date:  "2015-07-15 02:01:25" },
  { height:  561423 , difficulty:  1178723 , date:  "2015-07-15 02:02:16" },
  { height:  561424 , difficulty:  1180978 , date:  "2015-07-15 02:02:23" },
  { height:  561425 , difficulty:  1181250 , date:  "2015-07-15 02:02:27" },
  { height:  561426 , difficulty:  1181848 , date:  "2015-07-15 02:04:04" },
  { height:  561427 , difficulty:  1182017 , date:  "2015-07-15 02:04:09" },
  { height:  561428 , difficulty:  1181693 , date:  "2015-07-15 02:04:13" },
  { height:  561429 , difficulty:  1177834 , date:  "2015-07-15 02:05:05" },
  { height:  561430 , difficulty:  1177963 , date:  "2015-07-15 02:05:16" },
  { height:  561431 , difficulty:  1179953 , date:  "2015-07-15 02:05:44" },
  { height:  561432 , difficulty:  1180930 , date:  "2015-07-15 02:06:30" },
  { height:  561433 , difficulty:  1183979 , date:  "2015-07-15 02:07:04" },
  { height:  561434 , difficulty:  1185447 , date:  "2015-07-15 02:07:29" },
  { height:  561435 , difficulty:  1186351 , date:  "2015-07-15 02:07:41" },
  { height:  561436 , difficulty:  1188431 , date:  "2015-07-15 02:08:05" },
  { height:  561437 , difficulty:  1185179 , date:  "2015-07-15 02:08:09" },
  { height:  561438 , difficulty:  1180387 , date:  "2015-07-15 02:08:28" },
  { height:  561439 , difficulty:  1179478 , date:  "2015-07-15 02:09:04" },
  { height:  561440 , difficulty:  1180889 , date:  "2015-07-15 02:09:20" },
  { height:  561441 , difficulty:  1180950 , date:  "2015-07-15 02:09:44" },
  { height:  561442 , difficulty:  1176550 , date:  "2015-07-15 02:13:06" },
  { height:  561443 , difficulty:  1178730 , date:  "2015-07-15 02:13:09" },
  { height:  561444 , difficulty:  1185196 , date:  "2015-07-15 02:13:37" },
  { height:  561445 , difficulty:  1187189 , date:  "2015-07-15 02:13:48" },
  { height:  561446 , difficulty:  1185296 , date:  "2015-07-15 02:14:52" },
  { height:  561447 , difficulty:  1183664 , date:  "2015-07-15 02:15:39" },
  { height:  561448 , difficulty:  1189555 , date:  "2015-07-15 02:16:00" },
  { height:  561449 , difficulty:  1191964 , date:  "2015-07-15 02:16:05" },
  { height:  561450 , difficulty:  1187414 , date:  "2015-07-15 02:16:20" },
  { height:  561451 , difficulty:  1189496 , date:  "2015-07-15 02:18:41" },
  { height:  561452 , difficulty:  1189620 , date:  "2015-07-15 02:19:43" },
  { height:  561453 , difficulty:  1192650 , date:  "2015-07-15 02:20:10" },
  { height:  561454 , difficulty:  1191411 , date:  "2015-07-15 02:20:41" },
  { height:  561455 , difficulty:  1190424 , date:  "2015-07-15 02:23:16" },
  { height:  561456 , difficulty:  1188664 , date:  "2015-07-15 02:23:53" },
  { height:  561457 , difficulty:  1193409 , date:  "2015-07-15 02:25:05" },
  { height:  561458 , difficulty:  1192353 , date:  "2015-07-15 02:25:10" },
  { height:  561459 , difficulty:  1196558 , date:  "2015-07-15 02:27:13" },
  { height:  561460 , difficulty:  1195318 , date:  "2015-07-15 02:28:09" },
  { height:  561461 , difficulty:  1196288 , date:  "2015-07-15 02:29:11" },
  { height:  561462 , difficulty:  1195742 , date:  "2015-07-15 02:30:04" },
  { height:  561463 , difficulty:  1202034 , date:  "2015-07-15 02:31:19" },
  { height:  561464 , difficulty:  1202653 , date:  "2015-07-15 02:35:39" },
  { height:  561465 , difficulty:  1203726 , date:  "2015-07-15 02:37:10" },
  { height:  561466 , difficulty:  1204862 , date:  "2015-07-15 02:38:06" },
  { height:  561467 , difficulty:  1204802 , date:  "2015-07-15 02:39:04" },
  { height:  561468 , difficulty:  1210635 , date:  "2015-07-15 02:41:01" },
  { height:  561469 , difficulty:  1210111 , date:  "2015-07-15 02:41:18" },
  { height:  561470 , difficulty:  1210553 , date:  "2015-07-15 02:41:23" },
  { height:  561471 , difficulty:  1209096 , date:  "2015-07-15 02:42:23" },
  { height:  561472 , difficulty:  1207912 , date:  "2015-07-15 02:42:40" },
  { height:  561473 , difficulty:  1207409 , date:  "2015-07-15 02:42:45" },
  { height:  561474 , difficulty:  1210451 , date:  "2015-07-15 02:43:41" },
  { height:  561475 , difficulty:  1211414 , date:  "2015-07-15 02:44:07" },
  { height:  561476 , difficulty:  1208908 , date:  "2015-07-15 02:44:12" },
  { height:  561477 , difficulty:  1209913 , date:  "2015-07-15 02:44:53" },
  { height:  561478 , difficulty:  1220187 , date:  "2015-07-15 02:46:49" },
  { height:  561479 , difficulty:  1223188 , date:  "2015-07-15 02:48:56" },
  { height:  561480 , difficulty:  1219982 , date:  "2015-07-15 02:49:37" },
  { height:  561481 , difficulty:  1225323 , date:  "2015-07-15 02:51:19" },
  { height:  561482 , difficulty:  1226130 , date:  "2015-07-15 02:51:25" },
  { height:  561483 , difficulty:  1232347 , date:  "2015-07-15 02:51:48" },
  { height:  561484 , difficulty:  1232224 , date:  "2015-07-15 02:53:34" },
  { height:  561485 , difficulty:  1232355 , date:  "2015-07-15 02:53:42" },
  { height:  561486 , difficulty:  1229327 , date:  "2015-07-15 02:54:56" },
  { height:  561487 , difficulty:  1227101 , date:  "2015-07-15 02:56:35" },
  { height:  561488 , difficulty:  1228769 , date:  "2015-07-15 02:57:18" },
  { height:  561489 , difficulty:  1224939 , date:  "2015-07-15 02:57:48" },
  { height:  561490 , difficulty:  1229427 , date:  "2015-07-15 02:58:19" },
  { height:  561491 , difficulty:  1229478 , date:  "2015-07-15 03:03:13" },
  { height:  561492 , difficulty:  1228983 , date:  "2015-07-15 03:03:19" },
  { height:  561493 , difficulty:  1228371 , date:  "2015-07-15 03:04:57" },
  { height:  561494 , difficulty:  1225632 , date:  "2015-07-15 03:05:03" },
  { height:  561495 , difficulty:  1225057 , date:  "2015-07-15 03:05:40" },
  { height:  561496 , difficulty:  1220852 , date:  "2015-07-15 03:05:52" },
  { height:  561497 , difficulty:  1222708 , date:  "2015-07-15 03:06:21" },
  { height:  561498 , difficulty:  1223897 , date:  "2015-07-15 03:08:31" },
  { height:  561499 , difficulty:  1222173 , date:  "2015-07-15 03:08:44" },
  { height:  561500 , difficulty:  1222218 , date:  "2015-07-15 03:08:55" },
  { height:  561501 , difficulty:  1222256 , date:  "2015-07-15 03:09:57" },
  { height:  561502 , difficulty:  1219452 , date:  "2015-07-15 03:10:48" },
  { height:  561503 , difficulty:  1225762 , date:  "2015-07-15 03:11:04" },
  { height:  561504 , difficulty:  1226335 , date:  "2015-07-15 03:14:19" },
  { height:  561505 , difficulty:  1225436 , date:  "2015-07-15 03:16:46" },
  { height:  561506 , difficulty:  1231397 , date:  "2015-07-15 03:17:41" },
  { height:  561507 , difficulty:  1230432 , date:  "2015-07-15 03:17:58" },
  { height:  561508 , difficulty:  1229932 , date:  "2015-07-15 03:19:28" },
  { height:  561509 , difficulty:  1233438 , date:  "2015-07-15 03:19:30" },
  { height:  561510 , difficulty:  1236059 , date:  "2015-07-15 03:20:10" },
  { height:  561511 , difficulty:  1238044 , date:  "2015-07-15 03:20:55" },
  { height:  561512 , difficulty:  1238017 , date:  "2015-07-15 03:21:38" },
  { height:  561513 , difficulty:  1237866 , date:  "2015-07-15 03:22:30" },
  { height:  561514 , difficulty:  1239374 , date:  "2015-07-15 03:24:33" },
  { height:  561515 , difficulty:  1239509 , date:  "2015-07-15 03:24:38" },
  { height:  561516 , difficulty:  1239505 , date:  "2015-07-15 03:24:40" },
  { height:  561517 , difficulty:  1244925 , date:  "2015-07-15 03:25:52" },
  { height:  561518 , difficulty:  1237754 , date:  "2015-07-15 03:29:43" },
  { height:  561519 , difficulty:  1238728 , date:  "2015-07-15 03:29:48" },
  { height:  561520 , difficulty:  1239147 , date:  "2015-07-15 03:30:05" },
  { height:  561521 , difficulty:  1238742 , date:  "2015-07-15 03:30:25" },
  { height:  561522 , difficulty:  1236956 , date:  "2015-07-15 03:31:33" },
  { height:  561523 , difficulty:  1235679 , date:  "2015-07-15 03:31:43" },
  { height:  561524 , difficulty:  1240783 , date:  "2015-07-15 03:31:45" },
  { height:  561525 , difficulty:  1245351 , date:  "2015-07-15 03:31:53" },
  { height:  561526 , difficulty:  1249349 , date:  "2015-07-15 03:32:46" },
  { height:  561527 , difficulty:  1244254 , date:  "2015-07-15 03:32:51" },
  { height:  561528 , difficulty:  1243052 , date:  "2015-07-15 03:34:38" },
  { height:  561529 , difficulty:  1242410 , date:  "2015-07-15 03:35:00" },
  { height:  561530 , difficulty:  1243659 , date:  "2015-07-15 03:35:19" },
  { height:  561531 , difficulty:  1239266 , date:  "2015-07-15 03:36:13" },
  { height:  561532 , difficulty:  1238065 , date:  "2015-07-15 03:37:49" },
  { height:  561533 , difficulty:  1236739 , date:  "2015-07-15 03:37:55" },
  { height:  561534 , difficulty:  1241159 , date:  "2015-07-15 03:38:47" },
  { height:  561535 , difficulty:  1236827 , date:  "2015-07-15 03:39:43" },
  { height:  561536 , difficulty:  1235002 , date:  "2015-07-15 03:39:46" },
  { height:  561537 , difficulty:  1233685 , date:  "2015-07-15 03:40:15" },
  { height:  561538 , difficulty:  1233659 , date:  "2015-07-15 03:40:20" },
  { height:  561539 , difficulty:  1233623 , date:  "2015-07-15 03:40:33" },
  { height:  561540 , difficulty:  1229754 , date:  "2015-07-15 03:42:11" },
  { height:  561541 , difficulty:  1230728 , date:  "2015-07-15 03:44:28" },
  { height:  561542 , difficulty:  1228917 , date:  "2015-07-15 03:45:23" },
  { height:  561543 , difficulty:  1227499 , date:  "2015-07-15 03:45:38" },
  { height:  561544 , difficulty:  1235835 , date:  "2015-07-15 03:48:01" },
  { height:  561545 , difficulty:  1235321 , date:  "2015-07-15 03:49:30" },
  { height:  561546 , difficulty:  1236357 , date:  "2015-07-15 03:49:44" },
  { height:  561547 , difficulty:  1234435 , date:  "2015-07-15 03:49:54" },
  { height:  561548 , difficulty:  1234598 , date:  "2015-07-15 03:50:33" },
  { height:  561549 , difficulty:  1235692 , date:  "2015-07-15 03:52:10" },
  { height:  561550 , difficulty:  1238570 , date:  "2015-07-15 03:52:20" },
  { height:  561551 , difficulty:  1240592 , date:  "2015-07-15 03:53:24" },
  { height:  561552 , difficulty:  1243271 , date:  "2015-07-15 03:54:07" },
  { height:  561553 , difficulty:  1244530 , date:  "2015-07-15 03:54:30" },
  { height:  561554 , difficulty:  1240579 , date:  "2015-07-15 03:54:40" },
  { height:  561555 , difficulty:  1237127 , date:  "2015-07-15 03:55:22" },
  { height:  561556 , difficulty:  1235783 , date:  "2015-07-15 03:57:00" },
  { height:  561557 , difficulty:  1232805 , date:  "2015-07-15 03:58:43" },
  { height:  561558 , difficulty:  1232769 , date:  "2015-07-15 03:58:45" },
  { height:  561559 , difficulty:  1239498 , date:  "2015-07-15 04:00:46" },
  { height:  561560 , difficulty:  1238969 , date:  "2015-07-15 04:01:07" },
  { height:  561561 , difficulty:  1239744 , date:  "2015-07-15 04:01:53" },
  { height:  561562 , difficulty:  1237328 , date:  "2015-07-15 04:01:59" },
  { height:  561563 , difficulty:  1235528 , date:  "2015-07-15 04:02:00" },
  { height:  561564 , difficulty:  1238745 , date:  "2015-07-15 04:03:30" },
  { height:  561565 , difficulty:  1248627 , date:  "2015-07-15 04:03:36" },
  { height:  561566 , difficulty:  1247741 , date:  "2015-07-15 04:09:13" },
  { height:  561567 , difficulty:  1239061 , date:  "2015-07-15 04:10:26" },
  { height:  561568 , difficulty:  1240360 , date:  "2015-07-15 04:11:18" },
  { height:  561569 , difficulty:  1240135 , date:  "2015-07-15 04:12:23" },
  { height:  561570 , difficulty:  1241284 , date:  "2015-07-15 04:13:14" },
  { height:  561571 , difficulty:  1240422 , date:  "2015-07-15 04:13:21" },
  { height:  561572 , difficulty:  1240858 , date:  "2015-07-15 04:13:37" },
  { height:  561573 , difficulty:  1242028 , date:  "2015-07-15 04:13:41" },
  { height:  561574 , difficulty:  1244261 , date:  "2015-07-15 04:14:24" },
  { height:  561575 , difficulty:  1245180 , date:  "2015-07-15 04:15:28" },
  { height:  561576 , difficulty:  1247382 , date:  "2015-07-15 04:17:15" },
  { height:  561577 , difficulty:  1247164 , date:  "2015-07-15 04:18:39" },
  { height:  561578 , difficulty:  1246722 , date:  "2015-07-15 04:18:46" },
  { height:  561579 , difficulty:  1246552 , date:  "2015-07-15 04:19:08" },
  { height:  561580 , difficulty:  1255530 , date:  "2015-07-15 04:19:20" },
  { height:  561581 , difficulty:  1257329 , date:  "2015-07-15 04:20:16" },
  { height:  561582 , difficulty:  1258029 , date:  "2015-07-15 04:21:54" },
  { height:  561583 , difficulty:  1257681 , date:  "2015-07-15 04:22:06" },
  { height:  561584 , difficulty:  1260620 , date:  "2015-07-15 04:23:16" },
  { height:  561585 , difficulty:  1263324 , date:  "2015-07-15 04:23:26" },
  { height:  561586 , difficulty:  1262583 , date:  "2015-07-15 04:23:30" },
  { height:  561587 , difficulty:  1262557 , date:  "2015-07-15 04:25:10" },
  { height:  561588 , difficulty:  1261590 , date:  "2015-07-15 04:25:15" },
  { height:  561589 , difficulty:  1271151 , date:  "2015-07-15 04:26:42" },
  { height:  561590 , difficulty:  1266685 , date:  "2015-07-15 04:29:08" },
  { height:  561591 , difficulty:  1269043 , date:  "2015-07-15 04:30:37" },
  { height:  561592 , difficulty:  1269167 , date:  "2015-07-15 04:30:58" },
  { height:  561593 , difficulty:  1267069 , date:  "2015-07-15 04:31:10" },
  { height:  561594 , difficulty:  1262293 , date:  "2015-07-15 04:36:10" },
  { height:  561595 , difficulty:  1267040 , date:  "2015-07-15 04:36:23" },
  { height:  561596 , difficulty:  1267498 , date:  "2015-07-15 04:36:57" },
  { height:  561597 , difficulty:  1268167 , date:  "2015-07-15 04:36:59" },
  { height:  561598 , difficulty:  1266601 , date:  "2015-07-15 04:38:28" },
  { height:  561599 , difficulty:  1267185 , date:  "2015-07-15 04:40:56" },
  { height:  561600 , difficulty:  1267787 , date:  "2015-07-15 04:41:00" },
  { height:  561601 , difficulty:  1277942 , date:  "2015-07-15 04:41:17" },
  { height:  561602 , difficulty:  1276200 , date:  "2015-07-15 04:41:41" },
  { height:  561603 , difficulty:  1282291 , date:  "2015-07-15 04:44:21" },
  { height:  561604 , difficulty:  1279978 , date:  "2015-07-15 04:45:24" },
  { height:  561605 , difficulty:  1282874 , date:  "2015-07-15 04:45:53" },
  { height:  561606 , difficulty:  1285820 , date:  "2015-07-15 04:47:06" },
  { height:  561607 , difficulty:  1287757 , date:  "2015-07-15 04:51:08" },
  { height:  561608 , difficulty:  1284739 , date:  "2015-07-15 04:51:10" },
  { height:  561609 , difficulty:  1290958 , date:  "2015-07-15 04:51:35" },
  { height:  561610 , difficulty:  1290787 , date:  "2015-07-15 04:51:53" },
  { height:  561611 , difficulty:  1290841 , date:  "2015-07-15 04:52:10" },
  { height:  561612 , difficulty:  1296557 , date:  "2015-07-15 04:53:31" },
  { height:  561613 , difficulty:  1296983 , date:  "2015-07-15 04:54:48" },
  { height:  561614 , difficulty:  1298840 , date:  "2015-07-15 04:55:02" },
  { height:  561615 , difficulty:  1301302 , date:  "2015-07-15 04:56:08" },
  { height:  561616 , difficulty:  1299750 , date:  "2015-07-15 04:56:28" },
  { height:  561617 , difficulty:  1295161 , date:  "2015-07-15 04:57:45" },
  { height:  561618 , difficulty:  1293308 , date:  "2015-07-15 04:58:28" },
  { height:  561619 , difficulty:  1293147 , date:  "2015-07-15 04:59:11" },
  { height:  561620 , difficulty:  1288468 , date:  "2015-07-15 04:59:15" },
  { height:  561621 , difficulty:  1288956 , date:  "2015-07-15 05:00:17" },
  { height:  561622 , difficulty:  1289992 , date:  "2015-07-15 05:01:48" },
  { height:  561623 , difficulty:  1289773 , date:  "2015-07-15 05:02:58" },
  { height:  561624 , difficulty:  1294499 , date:  "2015-07-15 05:05:28" },
  { height:  561625 , difficulty:  1302642 , date:  "2015-07-15 05:07:01" },
  { height:  561626 , difficulty:  1304266 , date:  "2015-07-15 05:07:18" },
  { height:  561627 , difficulty:  1302223 , date:  "2015-07-15 05:07:48" },
  { height:  561628 , difficulty:  1306425 , date:  "2015-07-15 05:07:54" },
  { height:  561629 , difficulty:  1306795 , date:  "2015-07-15 05:07:59" },
  { height:  561630 , difficulty:  1306553 , date:  "2015-07-15 05:09:27" },
  { height:  561631 , difficulty:  1308753 , date:  "2015-07-15 05:11:01" },
  { height:  561632 , difficulty:  1305767 , date:  "2015-07-15 05:11:08" },
  { height:  561633 , difficulty:  1302344 , date:  "2015-07-15 05:11:45" },
  { height:  561634 , difficulty:  1302993 , date:  "2015-07-15 05:12:56" },
  { height:  561635 , difficulty:  1300997 , date:  "2015-07-15 05:13:28" },
  { height:  561636 , difficulty:  1302351 , date:  "2015-07-15 05:15:20" },
  { height:  561637 , difficulty:  1300677 , date:  "2015-07-15 05:16:46" },
  { height:  561638 , difficulty:  1304734 , date:  "2015-07-15 05:17:14" },
  { height:  561639 , difficulty:  1305002 , date:  "2015-07-15 05:17:20" },
  { height:  561640 , difficulty:  1304684 , date:  "2015-07-15 05:17:30" },
  { height:  561641 , difficulty:  1304756 , date:  "2015-07-15 05:17:39" },
  { height:  561642 , difficulty:  1294077 , date:  "2015-07-15 05:18:58" },
  { height:  561643 , difficulty:  1292158 , date:  "2015-07-15 05:18:58" },
  { height:  561644 , difficulty:  1298036 , date:  "2015-07-15 05:19:01" },
  { height:  561645 , difficulty:  1296345 , date:  "2015-07-15 05:19:07" },
  { height:  561646 , difficulty:  1295411 , date:  "2015-07-15 05:21:48" },
  { height:  561647 , difficulty:  1300365 , date:  "2015-07-15 05:22:40" },
  { height:  561648 , difficulty:  1301445 , date:  "2015-07-15 05:23:57" },
  { height:  561649 , difficulty:  1303288 , date:  "2015-07-15 05:27:08" },
  { height:  561650 , difficulty:  1309203 , date:  "2015-07-15 05:27:10" },
  { height:  561651 , difficulty:  1306982 , date:  "2015-07-15 05:28:28" },
  { height:  561652 , difficulty:  1306577 , date:  "2015-07-15 05:31:00" },
  { height:  561653 , difficulty:  1306093 , date:  "2015-07-15 05:31:46" },
  { height:  561654 , difficulty:  1307930 , date:  "2015-07-15 05:31:57" },
  { height:  561655 , difficulty:  1309449 , date:  "2015-07-15 05:33:44" },
  { height:  561656 , difficulty:  1313760 , date:  "2015-07-15 05:33:57" },
  { height:  561657 , difficulty:  1313926 , date:  "2015-07-15 05:34:36" },
  { height:  561658 , difficulty:  1311349 , date:  "2015-07-15 05:35:07" },
  { height:  561659 , difficulty:  1311880 , date:  "2015-07-15 05:36:07" },
  { height:  561660 , difficulty:  1310439 , date:  "2015-07-15 05:36:09" },
  { height:  561661 , difficulty:  1315144 , date:  "2015-07-15 05:37:07" },
  { height:  561662 , difficulty:  1315441 , date:  "2015-07-15 05:40:43" },
  { height:  561663 , difficulty:  1313145 , date:  "2015-07-15 05:40:57" },
  { height:  561664 , difficulty:  1314729 , date:  "2015-07-15 05:41:08" },
  { height:  561665 , difficulty:  1312263 , date:  "2015-07-15 05:41:21" },
  { height:  561666 , difficulty:  1307980 , date:  "2015-07-15 05:41:59" },
  { height:  561667 , difficulty:  1305007 , date:  "2015-07-15 05:42:19" },
  { height:  561668 , difficulty:  1314111 , date:  "2015-07-15 05:43:15" },
  { height:  561669 , difficulty:  1314618 , date:  "2015-07-15 05:46:42" },
  { height:  561670 , difficulty:  1303679 , date:  "2015-07-15 05:48:11" },
  { height:  561671 , difficulty:  1303953 , date:  "2015-07-15 05:48:57" },
  { height:  561672 , difficulty:  1303074 , date:  "2015-07-15 05:49:00" },
  { height:  561673 , difficulty:  1306300 , date:  "2015-07-15 05:51:44" },
  { height:  561674 , difficulty:  1305213 , date:  "2015-07-15 05:52:14" },
  { height:  561675 , difficulty:  1302972 , date:  "2015-07-15 05:55:10" },
  { height:  561676 , difficulty:  1304911 , date:  "2015-07-15 05:55:17" },
  { height:  561677 , difficulty:  1305402 , date:  "2015-07-15 05:55:56" },
  { height:  561678 , difficulty:  1305412 , date:  "2015-07-15 05:58:16" },
  { height:  561679 , difficulty:  1299846 , date:  "2015-07-15 06:00:53" },
  { height:  561680 , difficulty:  1298017 , date:  "2015-07-15 06:00:54" },
  { height:  561681 , difficulty:  1297461 , date:  "2015-07-15 06:02:27" },
  { height:  561682 , difficulty:  1299473 , date:  "2015-07-15 06:03:26" },
  { height:  561683 , difficulty:  1290583 , date:  "2015-07-15 06:05:24" },
  { height:  561684 , difficulty:  1291246 , date:  "2015-07-15 06:05:56" },
  { height:  561685 , difficulty:  1290600 , date:  "2015-07-15 06:07:03" },
  { height:  561686 , difficulty:  1290565 , date:  "2015-07-15 06:07:04" },
  { height:  561687 , difficulty:  1293180 , date:  "2015-07-15 06:08:31" },
  { height:  561688 , difficulty:  1294292 , date:  "2015-07-15 06:10:45" },
  { height:  561689 , difficulty:  1292349 , date:  "2015-07-15 06:10:46" },
  { height:  561690 , difficulty:  1295451 , date:  "2015-07-15 06:11:13" },
  { height:  561691 , difficulty:  1294415 , date:  "2015-07-15 06:15:08" },
  { height:  561692 , difficulty:  1298551 , date:  "2015-07-15 06:15:47" },
  { height:  561693 , difficulty:  1295931 , date:  "2015-07-15 06:17:37" },
  { height:  561694 , difficulty:  1297818 , date:  "2015-07-15 06:18:07" },
  { height:  561695 , difficulty:  1300377 , date:  "2015-07-15 06:21:08" },
  { height:  561696 , difficulty:  1301988 , date:  "2015-07-15 06:21:51" },
  { height:  561697 , difficulty:  1300841 , date:  "2015-07-15 06:23:38" },
  { height:  561698 , difficulty:  1298167 , date:  "2015-07-15 06:24:12" },
  { height:  561699 , difficulty:  1297185 , date:  "2015-07-15 06:24:29" },
  { height:  561700 , difficulty:  1291699 , date:  "2015-07-15 06:24:44" },
  { height:  561701 , difficulty:  1288528 , date:  "2015-07-15 06:25:00" },
  { height:  561702 , difficulty:  1290202 , date:  "2015-07-15 06:25:07" },
  { height:  561703 , difficulty:  1298667 , date:  "2015-07-15 06:25:33" },
  { height:  561704 , difficulty:  1298916 , date:  "2015-07-15 06:25:39" },
  { height:  561705 , difficulty:  1299241 , date:  "2015-07-15 06:25:46" },
  { height:  561706 , difficulty:  1300665 , date:  "2015-07-15 06:27:22" },
  { height:  561707 , difficulty:  1301391 , date:  "2015-07-15 06:28:21" },
  { height:  561708 , difficulty:  1306420 , date:  "2015-07-15 06:29:29" },
  { height:  561709 , difficulty:  1305470 , date:  "2015-07-15 06:38:47" },
  { height:  561710 , difficulty:  1304870 , date:  "2015-07-15 06:38:52" },
  { height:  561711 , difficulty:  1307598 , date:  "2015-07-15 06:39:29" },
  { height:  561712 , difficulty:  1306720 , date:  "2015-07-15 06:40:55" },
  { height:  561713 , difficulty:  1305469 , date:  "2015-07-15 06:44:08" },
  { height:  561714 , difficulty:  1306014 , date:  "2015-07-15 06:45:43" },
  { height:  561715 , difficulty:  1308185 , date:  "2015-07-15 06:45:56" },
  { height:  561716 , difficulty:  1312278 , date:  "2015-07-15 06:46:36" },
  { height:  561717 , difficulty:  1312700 , date:  "2015-07-15 06:47:47" },
  { height:  561718 , difficulty:  1315471 , date:  "2015-07-15 06:50:26" },
  { height:  561719 , difficulty:  1331277 , date:  "2015-07-15 06:51:32" },
  { height:  561720 , difficulty:  1331459 , date:  "2015-07-15 06:53:00" },
  { height:  561721 , difficulty:  1332709 , date:  "2015-07-15 06:54:22" },
  { height:  561722 , difficulty:  1326574 , date:  "2015-07-15 06:55:39" },
  { height:  561723 , difficulty:  1330328 , date:  "2015-07-15 06:55:56" },
  { height:  561724 , difficulty:  1328225 , date:  "2015-07-15 06:55:59" },
  { height:  561725 , difficulty:  1320814 , date:  "2015-07-15 06:57:43" },
  { height:  561726 , difficulty:  1321903 , date:  "2015-07-15 06:58:45" },
  { height:  561727 , difficulty:  1319228 , date:  "2015-07-15 07:05:46" },
  { height:  561728 , difficulty:  1314285 , date:  "2015-07-15 07:06:54" },
  { height:  561729 , difficulty:  1320673 , date:  "2015-07-15 07:10:23" },
  { height:  561730 , difficulty:  1321201 , date:  "2015-07-15 07:13:44" },
  { height:  561731 , difficulty:  1317579 , date:  "2015-07-15 07:14:47" },
  { height:  561732 , difficulty:  1320051 , date:  "2015-07-15 07:15:48" },
  { height:  561733 , difficulty:  1320110 , date:  "2015-07-15 07:15:51" },
  { height:  561734 , difficulty:  1325588 , date:  "2015-07-15 07:16:29" },
  { height:  561735 , difficulty:  1323816 , date:  "2015-07-15 07:17:23" },
  { height:  561736 , difficulty:  1328132 , date:  "2015-07-15 07:17:58" },
  { height:  561737 , difficulty:  1326159 , date:  "2015-07-15 07:18:53" },
  { height:  561738 , difficulty:  1318583 , date:  "2015-07-15 07:21:18" },
  { height:  561739 , difficulty:  1319675 , date:  "2015-07-15 07:21:42" },
  { height:  561740 , difficulty:  1322428 , date:  "2015-07-15 07:21:56" },
  { height:  561741 , difficulty:  1323442 , date:  "2015-07-15 07:22:09" },
  { height:  561742 , difficulty:  1324774 , date:  "2015-07-15 07:22:40" },
  { height:  561743 , difficulty:  1327321 , date:  "2015-07-15 07:23:37" },
  { height:  561744 , difficulty:  1327173 , date:  "2015-07-15 07:24:54" },
  { height:  561745 , difficulty:  1319709 , date:  "2015-07-15 07:25:00" },
  { height:  561746 , difficulty:  1317138 , date:  "2015-07-15 07:25:11" },
  { height:  561747 , difficulty:  1315648 , date:  "2015-07-15 07:25:16" },
  { height:  561748 , difficulty:  1321240 , date:  "2015-07-15 07:28:02" },
  { height:  561749 , difficulty:  1315259 , date:  "2015-07-15 07:28:46" },
  { height:  561750 , difficulty:  1319370 , date:  "2015-07-15 07:28:50" },
  { height:  561751 , difficulty:  1316991 , date:  "2015-07-15 07:29:37" },
  { height:  561752 , difficulty:  1317940 , date:  "2015-07-15 07:29:42" },
  { height:  561753 , difficulty:  1316886 , date:  "2015-07-15 07:29:48" },
  { height:  561754 , difficulty:  1313366 , date:  "2015-07-15 07:31:52" },
  { height:  561755 , difficulty:  1310484 , date:  "2015-07-15 07:33:27" },
  { height:  561756 , difficulty:  1311995 , date:  "2015-07-15 07:38:40" },
  { height:  561757 , difficulty:  1311677 , date:  "2015-07-15 07:39:47" },
  { height:  561758 , difficulty:  1309662 , date:  "2015-07-15 07:39:56" },
  { height:  561759 , difficulty:  1307128 , date:  "2015-07-15 07:40:34" },
  { height:  561760 , difficulty:  1307664 , date:  "2015-07-15 07:40:57" },
  { height:  561761 , difficulty:  1306625 , date:  "2015-07-15 07:40:59" },
  { height:  561762 , difficulty:  1312551 , date:  "2015-07-15 07:41:15" },
  { height:  561763 , difficulty:  1314353 , date:  "2015-07-15 07:42:57" },
  { height:  561764 , difficulty:  1310334 , date:  "2015-07-15 07:43:00" },
  { height:  561765 , difficulty:  1311651 , date:  "2015-07-15 07:47:17" },
  { height:  561766 , difficulty:  1313251 , date:  "2015-07-15 07:47:51" },
  { height:  561767 , difficulty:  1305349 , date:  "2015-07-15 07:48:49" },
  { height:  561768 , difficulty:  1304699 , date:  "2015-07-15 07:48:53" },
  { height:  561769 , difficulty:  1304787 , date:  "2015-07-15 07:49:04" },
  { height:  561770 , difficulty:  1304452 , date:  "2015-07-15 07:49:54" },
  { height:  561771 , difficulty:  1299339 , date:  "2015-07-15 07:51:20" },
  { height:  561772 , difficulty:  1303485 , date:  "2015-07-15 07:51:21" },
  { height:  561773 , difficulty:  1299655 , date:  "2015-07-15 07:51:49" },
  { height:  561774 , difficulty:  1301068 , date:  "2015-07-15 07:54:31" },
  { height:  561775 , difficulty:  1300812 , date:  "2015-07-15 07:55:16" },
  { height:  561776 , difficulty:  1307174 , date:  "2015-07-15 07:56:17" },
  { height:  561777 , difficulty:  1308539 , date:  "2015-07-15 07:57:25" },
  { height:  561778 , difficulty:  1309834 , date:  "2015-07-15 08:00:39" },
  { height:  561779 , difficulty:  1309270 , date:  "2015-07-15 08:01:03" },
  { height:  561780 , difficulty:  1312367 , date:  "2015-07-15 08:01:05" },
  { height:  561781 , difficulty:  1313771 , date:  "2015-07-15 08:01:07" },
  { height:  561782 , difficulty:  1313242 , date:  "2015-07-15 08:02:55" },
  { height:  561783 , difficulty:  1311341 , date:  "2015-07-15 08:04:17" },
  { height:  561784 , difficulty:  1309147 , date:  "2015-07-15 08:04:21" },
  { height:  561785 , difficulty:  1294088 , date:  "2015-07-15 08:06:17" },
  { height:  561786 , difficulty:  1297555 , date:  "2015-07-15 08:06:55" },
  { height:  561787 , difficulty:  1296490 , date:  "2015-07-15 08:07:12" },
  { height:  561788 , difficulty:  1297393 , date:  "2015-07-15 08:07:28" },
  { height:  561789 , difficulty:  1293331 , date:  "2015-07-15 08:07:31" },
  { height:  561790 , difficulty:  1291430 , date:  "2015-07-15 08:10:30" },
  { height:  561791 , difficulty:  1291294 , date:  "2015-07-15 08:13:47" },
  { height:  561792 , difficulty:  1298646 , date:  "2015-07-15 08:14:15" },
  { height:  561793 , difficulty:  1297280 , date:  "2015-07-15 08:14:20" },
  { height:  561794 , difficulty:  1292864 , date:  "2015-07-15 08:15:21" },
  { height:  561795 , difficulty:  1294432 , date:  "2015-07-15 08:17:15" },
  { height:  561796 , difficulty:  1291449 , date:  "2015-07-15 08:17:23" },
  { height:  561797 , difficulty:  1291946 , date:  "2015-07-15 08:17:57" },
  { height:  561798 , difficulty:  1289535 , date:  "2015-07-15 08:19:23" },
  { height:  561799 , difficulty:  1291477 , date:  "2015-07-15 08:20:18" },
  { height:  561800 , difficulty:  1292646 , date:  "2015-07-15 08:20:26" },
  { height:  561801 , difficulty:  1295525 , date:  "2015-07-15 08:25:52" },
  { height:  561802 , difficulty:  1293578 , date:  "2015-07-15 08:26:58" },
  { height:  561803 , difficulty:  1278516 , date:  "2015-07-15 08:27:19" },
  { height:  561804 , difficulty:  1277130 , date:  "2015-07-15 08:28:51" },
  { height:  561805 , difficulty:  1272363 , date:  "2015-07-15 08:31:20" },
  { height:  561806 , difficulty:  1265401 , date:  "2015-07-15 08:31:55" },
  { height:  561807 , difficulty:  1268119 , date:  "2015-07-15 08:33:05" },
  { height:  561808 , difficulty:  1267366 , date:  "2015-07-15 08:34:10" },
  { height:  561809 , difficulty:  1269360 , date:  "2015-07-15 08:37:52" },
  { height:  561810 , difficulty:  1268278 , date:  "2015-07-15 08:38:17" },
  { height:  561811 , difficulty:  1268111 , date:  "2015-07-15 08:38:35" },
  { height:  561812 , difficulty:  1268946 , date:  "2015-07-15 08:41:18" },
  { height:  561813 , difficulty:  1268090 , date:  "2015-07-15 08:42:19" },
  { height:  561814 , difficulty:  1269383 , date:  "2015-07-15 08:42:24" },
  { height:  561815 , difficulty:  1274590 , date:  "2015-07-15 08:46:34" },
  { height:  561816 , difficulty:  1274497 , date:  "2015-07-15 08:46:55" },
  { height:  561817 , difficulty:  1276107 , date:  "2015-07-15 08:48:09" },
  { height:  561818 , difficulty:  1276278 , date:  "2015-07-15 08:48:15" },
  { height:  561819 , difficulty:  1276305 , date:  "2015-07-15 08:50:08" },
  { height:  561820 , difficulty:  1273818 , date:  "2015-07-15 08:51:01" },
  { height:  561821 , difficulty:  1276680 , date:  "2015-07-15 08:51:41" },
  { height:  561822 , difficulty:  1281670 , date:  "2015-07-15 08:51:45" },
  { height:  561823 , difficulty:  1283916 , date:  "2015-07-15 08:52:05" },
  { height:  561824 , difficulty:  1280864 , date:  "2015-07-15 08:55:27" },
  { height:  561825 , difficulty:  1279711 , date:  "2015-07-15 08:55:30" },
  { height:  561826 , difficulty:  1280062 , date:  "2015-07-15 08:59:37" },
  { height:  561827 , difficulty:  1283282 , date:  "2015-07-15 08:59:38" },
  { height:  561828 , difficulty:  1283445 , date:  "2015-07-15 09:00:48" },
  { height:  561829 , difficulty:  1283754 , date:  "2015-07-15 09:02:19" },
  { height:  561830 , difficulty:  1284208 , date:  "2015-07-15 09:02:53" },
  { height:  561831 , difficulty:  1280963 , date:  "2015-07-15 09:03:45" },
  { height:  561832 , difficulty:  1271511 , date:  "2015-07-15 09:03:56" },
  { height:  561833 , difficulty:  1270600 , date:  "2015-07-15 09:05:52" },
  { height:  561834 , difficulty:  1271041 , date:  "2015-07-15 09:07:49" },
  { height:  561835 , difficulty:  1270198 , date:  "2015-07-15 09:08:09" },
  { height:  561836 , difficulty:  1274159 , date:  "2015-07-15 09:08:32" },
  { height:  561837 , difficulty:  1276216 , date:  "2015-07-15 09:08:35" },
  { height:  561838 , difficulty:  1280782 , date:  "2015-07-15 09:09:19" },
  { height:  561839 , difficulty:  1277353 , date:  "2015-07-15 09:09:36" },
  { height:  561840 , difficulty:  1281405 , date:  "2015-07-15 09:14:49" },
  { height:  561841 , difficulty:  1276457 , date:  "2015-07-15 09:14:53" },
  { height:  561842 , difficulty:  1275629 , date:  "2015-07-15 09:18:10" },
  { height:  561843 , difficulty:  1275263 , date:  "2015-07-15 09:18:46" },
  { height:  561844 , difficulty:  1275596 , date:  "2015-07-15 09:21:25" },
  { height:  561845 , difficulty:  1278136 , date:  "2015-07-15 09:21:30" },
  { height:  561846 , difficulty:  1279306 , date:  "2015-07-15 09:21:59" },
  { height:  561847 , difficulty:  1279359 , date:  "2015-07-15 09:26:06" },
  { height:  561848 , difficulty:  1288127 , date:  "2015-07-15 09:27:25" },
  { height:  561849 , difficulty:  1289031 , date:  "2015-07-15 09:27:30" },
  { height:  561850 , difficulty:  1287838 , date:  "2015-07-15 09:29:06" },
  { height:  561851 , difficulty:  1288104 , date:  "2015-07-15 09:29:07" },
  { height:  561852 , difficulty:  1287791 , date:  "2015-07-15 09:29:45" },
  { height:  561853 , difficulty:  1285688 , date:  "2015-07-15 09:32:26" },
  { height:  561854 , difficulty:  1279773 , date:  "2015-07-15 09:32:30" },
  { height:  561855 , difficulty:  1280875 , date:  "2015-07-15 09:32:34" },
  { height:  561856 , difficulty:  1284362 , date:  "2015-07-15 09:33:15" },
  { height:  561857 , difficulty:  1285291 , date:  "2015-07-15 09:33:44" },
  { height:  561858 , difficulty:  1281638 , date:  "2015-07-15 09:34:34" },
  { height:  561859 , difficulty:  1284075 , date:  "2015-07-15 09:34:41" },
  { height:  561860 , difficulty:  1284424 , date:  "2015-07-15 09:36:01" },
  { height:  561861 , difficulty:  1281328 , date:  "2015-07-15 09:36:07" },
  { height:  561862 , difficulty:  1281250 , date:  "2015-07-15 09:36:34" },
  { height:  561863 , difficulty:  1280911 , date:  "2015-07-15 09:38:44" },
  { height:  561864 , difficulty:  1289244 , date:  "2015-07-15 09:38:49" },
  { height:  561865 , difficulty:  1289533 , date:  "2015-07-15 09:39:57" },
  { height:  561866 , difficulty:  1285370 , date:  "2015-07-15 09:43:51" },
  { height:  561867 , difficulty:  1285055 , date:  "2015-07-15 09:46:15" },
  { height:  561868 , difficulty:  1286775 , date:  "2015-07-15 09:47:38" },
  { height:  561869 , difficulty:  1287000 , date:  "2015-07-15 09:48:06" },
  { height:  561870 , difficulty:  1285351 , date:  "2015-07-15 09:48:52" },
  { height:  561871 , difficulty:  1284863 , date:  "2015-07-15 09:49:10" },
  { height:  561872 , difficulty:  1288725 , date:  "2015-07-15 09:49:21" },
  { height:  561873 , difficulty:  1293023 , date:  "2015-07-15 09:52:56" },
  { height:  561874 , difficulty:  1294472 , date:  "2015-07-15 09:52:58" },
  { height:  561875 , difficulty:  1294343 , date:  "2015-07-15 09:53:34" },
  { height:  561876 , difficulty:  1294330 , date:  "2015-07-15 09:56:10" },
  { height:  561877 , difficulty:  1282565 , date:  "2015-07-15 09:56:25" },
  { height:  561878 , difficulty:  1280489 , date:  "2015-07-15 09:56:43" },
  { height:  561879 , difficulty:  1281858 , date:  "2015-07-15 09:57:06" },
  { height:  561880 , difficulty:  1281450 , date:  "2015-07-15 09:57:56" },
  { height:  561881 , difficulty:  1276369 , date:  "2015-07-15 09:58:02" },
  { height:  561882 , difficulty:  1280279 , date:  "2015-07-15 10:00:04" },
  { height:  561883 , difficulty:  1279232 , date:  "2015-07-15 10:00:18" },
  { height:  561884 , difficulty:  1277747 , date:  "2015-07-15 10:00:35" },
  { height:  561885 , difficulty:  1270221 , date:  "2015-07-15 10:01:43" },
  { height:  561886 , difficulty:  1274713 , date:  "2015-07-15 10:02:50" },
  { height:  561887 , difficulty:  1274439 , date:  "2015-07-15 10:03:19" },
  { height:  561888 , difficulty:  1269184 , date:  "2015-07-15 10:11:51" },
  { height:  561889 , difficulty:  1267994 , date:  "2015-07-15 10:13:15" },
  { height:  561890 , difficulty:  1268370 , date:  "2015-07-15 10:13:43" },
  { height:  561891 , difficulty:  1260753 , date:  "2015-07-15 10:15:03" },
  { height:  561892 , difficulty:  1261444 , date:  "2015-07-15 10:16:44" },
  { height:  561893 , difficulty:  1259820 , date:  "2015-07-15 10:17:47" },
  { height:  561894 , difficulty:  1269986 , date:  "2015-07-15 10:20:03" },
  { height:  561895 , difficulty:  1274932 , date:  "2015-07-15 10:20:05" },
  { height:  561896 , difficulty:  1273253 , date:  "2015-07-15 10:20:15" },
  { height:  561897 , difficulty:  1273402 , date:  "2015-07-15 10:21:01" },
  { height:  561898 , difficulty:  1275607 , date:  "2015-07-15 10:22:39" },
  { height:  561899 , difficulty:  1276762 , date:  "2015-07-15 10:23:27" },
  { height:  561900 , difficulty:  1270233 , date:  "2015-07-15 10:24:43" },
  { height:  561901 , difficulty:  1273804 , date:  "2015-07-15 10:25:11" },
  { height:  561902 , difficulty:  1265216 , date:  "2015-07-15 10:25:20" },
  { height:  561903 , difficulty:  1272715 , date:  "2015-07-15 10:26:34" },
  { height:  561904 , difficulty:  1270383 , date:  "2015-07-15 10:27:15" },
  { height:  561905 , difficulty:  1268347 , date:  "2015-07-15 10:27:37" },
  { height:  561906 , difficulty:  1270652 , date:  "2015-07-15 10:31:46" },
  { height:  561907 , difficulty:  1269229 , date:  "2015-07-15 10:31:51" },
  { height:  561908 , difficulty:  1269307 , date:  "2015-07-15 10:32:14" },
  { height:  561909 , difficulty:  1267545 , date:  "2015-07-15 10:32:34" },
  { height:  561910 , difficulty:  1263702 , date:  "2015-07-15 10:34:17" },
  { height:  561911 , difficulty:  1264161 , date:  "2015-07-15 10:36:48" },
  { height:  561912 , difficulty:  1264373 , date:  "2015-07-15 10:36:59" },
  { height:  561913 , difficulty:  1264732 , date:  "2015-07-15 10:37:24" },
  { height:  561914 , difficulty:  1263567 , date:  "2015-07-15 10:38:43" },
  { height:  561915 , difficulty:  1264112 , date:  "2015-07-15 10:39:09" },
  { height:  561916 , difficulty:  1259996 , date:  "2015-07-15 10:39:10" },
  { height:  561917 , difficulty:  1260333 , date:  "2015-07-15 10:40:10" },
  { height:  561918 , difficulty:  1255850 , date:  "2015-07-15 10:41:07" },
  { height:  561919 , difficulty:  1255126 , date:  "2015-07-15 10:41:46" },
  { height:  561920 , difficulty:  1251873 , date:  "2015-07-15 10:43:30" },
  { height:  561921 , difficulty:  1251897 , date:  "2015-07-15 10:43:33" },
  { height:  561922 , difficulty:  1255228 , date:  "2015-07-15 10:43:59" },
  { height:  561923 , difficulty:  1248352 , date:  "2015-07-15 10:44:11" },
  { height:  561924 , difficulty:  1246245 , date:  "2015-07-15 10:44:37" },
  { height:  561925 , difficulty:  1246438 , date:  "2015-07-15 10:45:00" },
  { height:  561926 , difficulty:  1244035 , date:  "2015-07-15 10:46:16" },
  { height:  561927 , difficulty:  1245410 , date:  "2015-07-15 10:48:59" },
  { height:  561928 , difficulty:  1244669 , date:  "2015-07-15 10:49:06" },
  { height:  561929 , difficulty:  1240100 , date:  "2015-07-15 10:49:15" },
  { height:  561930 , difficulty:  1245353 , date:  "2015-07-15 10:49:30" },
  { height:  561931 , difficulty:  1247238 , date:  "2015-07-15 10:50:05" },
  { height:  561932 , difficulty:  1246907 , date:  "2015-07-15 10:50:28" },
  { height:  561933 , difficulty:  1246155 , date:  "2015-07-15 10:51:00" },
  { height:  561934 , difficulty:  1245918 , date:  "2015-07-15 10:56:35" },
  { height:  561935 , difficulty:  1246800 , date:  "2015-07-15 10:56:37" },
  { height:  561936 , difficulty:  1244251 , date:  "2015-07-15 10:58:40" },
  { height:  561937 , difficulty:  1247654 , date:  "2015-07-15 11:01:12" },
  { height:  561938 , difficulty:  1248373 , date:  "2015-07-15 11:02:30" },
  { height:  561939 , difficulty:  1246449 , date:  "2015-07-15 11:02:31" },
  { height:  561940 , difficulty:  1246873 , date:  "2015-07-15 11:03:22" },
  { height:  561941 , difficulty:  1248270 , date:  "2015-07-15 11:03:26" },
  { height:  561942 , difficulty:  1240604 , date:  "2015-07-15 11:04:43" },
  { height:  561943 , difficulty:  1239516 , date:  "2015-07-15 11:05:40" },
  { height:  561944 , difficulty:  1238744 , date:  "2015-07-15 11:07:25" },
  { height:  561945 , difficulty:  1238170 , date:  "2015-07-15 11:09:09" },
  { height:  561946 , difficulty:  1237014 , date:  "2015-07-15 11:10:09" },
  { height:  561947 , difficulty:  1237295 , date:  "2015-07-15 11:10:43" },
  { height:  561948 , difficulty:  1238574 , date:  "2015-07-15 11:11:32" },
  { height:  561949 , difficulty:  1231873 , date:  "2015-07-15 11:11:49" },
  { height:  561950 , difficulty:  1234485 , date:  "2015-07-15 11:12:19" },
  { height:  561951 , difficulty:  1234760 , date:  "2015-07-15 11:12:51" },
  { height:  561952 , difficulty:  1229792 , date:  "2015-07-15 11:12:57" },
  { height:  561953 , difficulty:  1229537 , date:  "2015-07-15 11:13:47" },
  { height:  561954 , difficulty:  1235804 , date:  "2015-07-15 11:14:49" },
  { height:  561955 , difficulty:  1235882 , date:  "2015-07-15 11:15:22" },
  { height:  561956 , difficulty:  1234566 , date:  "2015-07-15 11:17:00" },
  { height:  561957 , difficulty:  1236774 , date:  "2015-07-15 11:17:02" },
  { height:  561958 , difficulty:  1236275 , date:  "2015-07-15 11:19:24" },
  { height:  561959 , difficulty:  1236864 , date:  "2015-07-15 11:21:29" },
  { height:  561960 , difficulty:  1239359 , date:  "2015-07-15 11:22:02" },
  { height:  561961 , difficulty:  1238872 , date:  "2015-07-15 11:22:37" },
  { height:  561962 , difficulty:  1241578 , date:  "2015-07-15 11:24:43" },
  { height:  561963 , difficulty:  1241375 , date:  "2015-07-15 11:29:41" },
  { height:  561964 , difficulty:  1226171 , date:  "2015-07-15 11:30:29" },
  { height:  561965 , difficulty:  1230144 , date:  "2015-07-15 11:30:43" },
  { height:  561966 , difficulty:  1229490 , date:  "2015-07-15 11:32:01" },
  { height:  561967 , difficulty:  1230808 , date:  "2015-07-15 11:32:03" },
  { height:  561968 , difficulty:  1227725 , date:  "2015-07-15 11:32:22" },
  { height:  561969 , difficulty:  1229910 , date:  "2015-07-15 11:32:42" },
  { height:  561970 , difficulty:  1231221 , date:  "2015-07-15 11:34:54" },
  { height:  561971 , difficulty:  1235664 , date:  "2015-07-15 11:36:59" },
  { height:  561972 , difficulty:  1235710 , date:  "2015-07-15 11:37:10" },
  { height:  561973 , difficulty:  1234703 , date:  "2015-07-15 11:37:41" },
  { height:  561974 , difficulty:  1231981 , date:  "2015-07-15 11:38:11" },
  { height:  561975 , difficulty:  1230585 , date:  "2015-07-15 11:40:32" },
  { height:  561976 , difficulty:  1229918 , date:  "2015-07-15 11:40:40" },
  { height:  561977 , difficulty:  1229363 , date:  "2015-07-15 11:40:47" },
  { height:  561978 , difficulty:  1230634 , date:  "2015-07-15 11:42:24" },
  { height:  561979 , difficulty:  1232166 , date:  "2015-07-15 11:43:22" },
  { height:  561980 , difficulty:  1235722 , date:  "2015-07-15 11:47:15" },
  { height:  561981 , difficulty:  1235595 , date:  "2015-07-15 11:47:19" },
  { height:  561982 , difficulty:  1229409 , date:  "2015-07-15 11:47:30" },
  { height:  561983 , difficulty:  1230390 , date:  "2015-07-15 11:48:45" },
  { height:  561984 , difficulty:  1236258 , date:  "2015-07-15 11:49:12" },
  { height:  561985 , difficulty:  1235882 , date:  "2015-07-15 11:49:18" },
  { height:  561986 , difficulty:  1233573 , date:  "2015-07-15 11:49:19" },
  { height:  561987 , difficulty:  1235621 , date:  "2015-07-15 11:49:20" },
  { height:  561988 , difficulty:  1235509 , date:  "2015-07-15 11:49:30" },
  { height:  561989 , difficulty:  1237663 , date:  "2015-07-15 11:49:41" },
  { height:  561990 , difficulty:  1235813 , date:  "2015-07-15 11:50:25" },
  { height:  561991 , difficulty:  1236031 , date:  "2015-07-15 11:54:20" },
  { height:  561992 , difficulty:  1238895 , date:  "2015-07-15 11:54:39" },
  { height:  561993 , difficulty:  1238296 , date:  "2015-07-15 11:58:06" },
  { height:  561994 , difficulty:  1239323 , date:  "2015-07-15 11:58:08" },
  { height:  561995 , difficulty:  1238581 , date:  "2015-07-15 11:58:36" },
  { height:  561996 , difficulty:  1236330 , date:  "2015-07-15 11:58:38" },
  { height:  561997 , difficulty:  1237160 , date:  "2015-07-15 11:59:21" },
  { height:  561998 , difficulty:  1245268 , date:  "2015-07-15 12:01:19" },
  { height:  561999 , difficulty:  1245559 , date:  "2015-07-15 12:05:11" },
  { height:  562000 , difficulty:  1246460 , date:  "2015-07-15 12:07:51" },
  { height:  562001 , difficulty:  1247188 , date:  "2015-07-15 12:08:20" },
  { height:  562002 , difficulty:  1245917 , date:  "2015-07-15 12:08:25" },
  { height:  562003 , difficulty:  1240641 , date:  "2015-07-15 12:10:02" },
  { height:  562004 , difficulty:  1240563 , date:  "2015-07-15 12:12:03" },
  { height:  562005 , difficulty:  1242316 , date:  "2015-07-15 12:12:05" },
  { height:  562006 , difficulty:  1243434 , date:  "2015-07-15 12:12:51" },
  { height:  562007 , difficulty:  1246990 , date:  "2015-07-15 12:15:15" },
  { height:  562008 , difficulty:  1246355 , date:  "2015-07-15 12:15:17" },
  { height:  562009 , difficulty:  1248530 , date:  "2015-07-15 12:16:31" },
  { height:  562010 , difficulty:  1237335 , date:  "2015-07-15 12:18:45" },
  { height:  562011 , difficulty:  1241966 , date:  "2015-07-15 12:19:01" },
  { height:  562012 , difficulty:  1239245 , date:  "2015-07-15 12:19:18" },
  { height:  562013 , difficulty:  1239292 , date:  "2015-07-15 12:20:57" },
  { height:  562014 , difficulty:  1237744 , date:  "2015-07-15 12:21:03" },
  { height:  562015 , difficulty:  1245660 , date:  "2015-07-15 12:21:39" },
  { height:  562016 , difficulty:  1248866 , date:  "2015-07-15 12:22:05" },
  { height:  562017 , difficulty:  1249985 , date:  "2015-07-15 12:22:45" },
  { height:  562018 , difficulty:  1248573 , date:  "2015-07-15 12:25:14" },
  { height:  562019 , difficulty:  1248951 , date:  "2015-07-15 12:26:20" },
  { height:  562020 , difficulty:  1245545 , date:  "2015-07-15 12:26:27" },
  { height:  562021 , difficulty:  1242970 , date:  "2015-07-15 12:27:58" },
  { height:  562022 , difficulty:  1243396 , date:  "2015-07-15 12:27:59" },
  { height:  562023 , difficulty:  1244234 , date:  "2015-07-15 12:31:02" },
  { height:  562024 , difficulty:  1242739 , date:  "2015-07-15 12:31:19" },
  { height:  562025 , difficulty:  1242361 , date:  "2015-07-15 12:31:35" },
  { height:  562026 , difficulty:  1241649 , date:  "2015-07-15 12:32:46" },
  { height:  562027 , difficulty:  1242063 , date:  "2015-07-15 12:33:55" },
  { height:  562028 , difficulty:  1248117 , date:  "2015-07-15 12:34:26" },
  { height:  562029 , difficulty:  1246595 , date:  "2015-07-15 12:34:39" },
  { height:  562030 , difficulty:  1247258 , date:  "2015-07-15 12:34:44" },
  { height:  562031 , difficulty:  1246238 , date:  "2015-07-15 12:37:42" },
  { height:  562032 , difficulty:  1243166 , date:  "2015-07-15 12:37:44" },
  { height:  562033 , difficulty:  1243282 , date:  "2015-07-15 12:38:02" },
  { height:  562034 , difficulty:  1238808 , date:  "2015-07-15 12:40:03" },
  { height:  562035 , difficulty:  1235981 , date:  "2015-07-15 12:40:06" },
  { height:  562036 , difficulty:  1239282 , date:  "2015-07-15 12:40:11" },
  { height:  562037 , difficulty:  1246261 , date:  "2015-07-15 12:45:03" },
  { height:  562038 , difficulty:  1245436 , date:  "2015-07-15 12:45:53" },
  { height:  562039 , difficulty:  1235748 , date:  "2015-07-15 12:45:59" },
  { height:  562040 , difficulty:  1235284 , date:  "2015-07-15 12:48:46" },
  { height:  562041 , difficulty:  1240757 , date:  "2015-07-15 12:49:16" },
  { height:  562042 , difficulty:  1238402 , date:  "2015-07-15 12:51:06" },
  { height:  562043 , difficulty:  1238465 , date:  "2015-07-15 12:51:13" },
  { height:  562044 , difficulty:  1239841 , date:  "2015-07-15 12:52:50" },
  { height:  562045 , difficulty:  1241190 , date:  "2015-07-15 12:53:33" },
  { height:  562046 , difficulty:  1240036 , date:  "2015-07-15 12:54:11" },
  { height:  562047 , difficulty:  1237337 , date:  "2015-07-15 12:54:15" },
  { height:  562048 , difficulty:  1237205 , date:  "2015-07-15 12:56:28" },
  { height:  562049 , difficulty:  1241200 , date:  "2015-07-15 12:56:31" },
  { height:  562050 , difficulty:  1240575 , date:  "2015-07-15 12:56:47" },
  { height:  562051 , difficulty:  1236158 , date:  "2015-07-15 12:57:36" },
  { height:  562052 , difficulty:  1236275 , date:  "2015-07-15 13:00:49" },
  { height:  562053 , difficulty:  1237602 , date:  "2015-07-15 13:00:51" },
  { height:  562054 , difficulty:  1235550 , date:  "2015-07-15 13:02:05" },
  { height:  562055 , difficulty:  1235765 , date:  "2015-07-15 13:02:15" },
  { height:  562056 , difficulty:  1228088 , date:  "2015-07-15 13:03:33" },
  { height:  562057 , difficulty:  1229671 , date:  "2015-07-15 13:05:28" },
  { height:  562058 , difficulty:  1229413 , date:  "2015-07-15 13:06:21" },
  { height:  562059 , difficulty:  1228424 , date:  "2015-07-15 13:07:38" },
  { height:  562060 , difficulty:  1227656 , date:  "2015-07-15 13:08:10" },
  { height:  562061 , difficulty:  1229049 , date:  "2015-07-15 13:08:19" },
  { height:  562062 , difficulty:  1231476 , date:  "2015-07-15 13:08:57" },
  { height:  562063 , difficulty:  1231646 , date:  "2015-07-15 13:10:28" },
  { height:  562064 , difficulty:  1235840 , date:  "2015-07-15 13:10:37" },
  { height:  562065 , difficulty:  1235744 , date:  "2015-07-15 13:12:35" },
  { height:  562066 , difficulty:  1235441 , date:  "2015-07-15 13:12:37" },
  { height:  562067 , difficulty:  1228848 , date:  "2015-07-15 13:13:41" },
  { height:  562068 , difficulty:  1229021 , date:  "2015-07-15 13:13:47" },
  { height:  562069 , difficulty:  1222700 , date:  "2015-07-15 13:16:56" },
  { height:  562070 , difficulty:  1224824 , date:  "2015-07-15 13:19:01" },
  { height:  562071 , difficulty:  1226722 , date:  "2015-07-15 13:19:03" },
  { height:  562072 , difficulty:  1227258 , date:  "2015-07-15 13:23:29" },
  { height:  562073 , difficulty:  1226367 , date:  "2015-07-15 13:23:58" },
  { height:  562074 , difficulty:  1222630 , date:  "2015-07-15 13:25:24" },
  { height:  562075 , difficulty:  1218192 , date:  "2015-07-15 13:25:28" },
  { height:  562076 , difficulty:  1213303 , date:  "2015-07-15 13:26:05" },
  { height:  562077 , difficulty:  1214594 , date:  "2015-07-15 13:26:39" },
  { height:  562078 , difficulty:  1215660 , date:  "2015-07-15 13:27:51" },
  { height:  562079 , difficulty:  1219427 , date:  "2015-07-15 13:28:30" },
  { height:  562080 , difficulty:  1215648 , date:  "2015-07-15 13:29:36" },
  { height:  562081 , difficulty:  1216016 , date:  "2015-07-15 13:30:23" },
  { height:  562082 , difficulty:  1216288 , date:  "2015-07-15 13:33:33" },
  { height:  562083 , difficulty:  1211896 , date:  "2015-07-15 13:34:09" },
  { height:  562084 , difficulty:  1211948 , date:  "2015-07-15 13:35:41" },
  { height:  562085 , difficulty:  1212558 , date:  "2015-07-15 13:36:42" },
  { height:  562086 , difficulty:  1210624 , date:  "2015-07-15 13:37:15" },
  { height:  562087 , difficulty:  1210385 , date:  "2015-07-15 13:38:18" },
  { height:  562088 , difficulty:  1213862 , date:  "2015-07-15 13:38:47" },
  { height:  562089 , difficulty:  1211100 , date:  "2015-07-15 13:39:48" },
  { height:  562090 , difficulty:  1211119 , date:  "2015-07-15 13:41:46" },
  { height:  562091 , difficulty:  1211226 , date:  "2015-07-15 13:41:54" },
  { height:  562092 , difficulty:  1211120 , date:  "2015-07-15 13:45:31" },
  { height:  562093 , difficulty:  1212891 , date:  "2015-07-15 13:45:56" },
  { height:  562094 , difficulty:  1208879 , date:  "2015-07-15 13:46:32" },
  { height:  562095 , difficulty:  1211156 , date:  "2015-07-15 13:47:52" },
  { height:  562096 , difficulty:  1211201 , date:  "2015-07-15 13:48:07" },
  { height:  562097 , difficulty:  1208891 , date:  "2015-07-15 13:53:59" },
  { height:  562098 , difficulty:  1210605 , date:  "2015-07-15 13:54:04" },
  { height:  562099 , difficulty:  1205057 , date:  "2015-07-15 13:55:47" },
  { height:  562100 , difficulty:  1204739 , date:  "2015-07-15 13:55:49" },
  { height:  562101 , difficulty:  1207427 , date:  "2015-07-15 13:57:11" },
  { height:  562102 , difficulty:  1205409 , date:  "2015-07-15 13:59:02" },
  { height:  562103 , difficulty:  1203432 , date:  "2015-07-15 13:59:36" },
  { height:  562104 , difficulty:  1204212 , date:  "2015-07-15 14:00:38" },
  { height:  562105 , difficulty:  1204258 , date:  "2015-07-15 14:03:08" },
  { height:  562106 , difficulty:  1205099 , date:  "2015-07-15 14:04:49" },
  { height:  562107 , difficulty:  1201002 , date:  "2015-07-15 14:07:22" },
  { height:  562108 , difficulty:  1202111 , date:  "2015-07-15 14:07:25" },
  { height:  562109 , difficulty:  1202426 , date:  "2015-07-15 14:10:27" },
  { height:  562110 , difficulty:  1199054 , date:  "2015-07-15 14:10:30" },
  { height:  562111 , difficulty:  1199793 , date:  "2015-07-15 14:15:13" },
  { height:  562112 , difficulty:  1199847 , date:  "2015-07-15 14:17:47" },
  { height:  562113 , difficulty:  1191375 , date:  "2015-07-15 14:18:19" },
  { height:  562114 , difficulty:  1191042 , date:  "2015-07-15 14:18:20" },
  { height:  562115 , difficulty:  1191440 , date:  "2015-07-15 14:19:45" },
  { height:  562116 , difficulty:  1187081 , date:  "2015-07-15 14:23:05" },
  { height:  562117 , difficulty:  1192531 , date:  "2015-07-15 14:23:57" },
  { height:  562118 , difficulty:  1189291 , date:  "2015-07-15 14:26:04" },
  { height:  562119 , difficulty:  1190028 , date:  "2015-07-15 14:26:49" },
  { height:  562120 , difficulty:  1187441 , date:  "2015-07-15 14:28:36" },
  { height:  562121 , difficulty:  1188179 , date:  "2015-07-15 14:28:41" },
  { height:  562122 , difficulty:  1188547 , date:  "2015-07-15 14:28:51" },
  { height:  562123 , difficulty:  1189149 , date:  "2015-07-15 14:29:15" },
  { height:  562124 , difficulty:  1185258 , date:  "2015-07-15 14:29:25" },
  { height:  562125 , difficulty:  1185713 , date:  "2015-07-15 14:32:27" },
  { height:  562126 , difficulty:  1189664 , date:  "2015-07-15 14:32:45" },
  { height:  562127 , difficulty:  1190141 , date:  "2015-07-15 14:36:28" },
  { height:  562128 , difficulty:  1185069 , date:  "2015-07-15 14:38:09" },
  { height:  562129 , difficulty:  1186036 , date:  "2015-07-15 14:38:33" },
  { height:  562130 , difficulty:  1188613 , date:  "2015-07-15 14:38:49" },
  { height:  562131 , difficulty:  1189525 , date:  "2015-07-15 14:38:53" },
  { height:  562132 , difficulty:  1189393 , date:  "2015-07-15 14:39:39" },
  { height:  562133 , difficulty:  1186046 , date:  "2015-07-15 14:39:52" },
  { height:  562134 , difficulty:  1188262 , date:  "2015-07-15 14:40:57" },
  { height:  562135 , difficulty:  1187664 , date:  "2015-07-15 14:41:27" },
  { height:  562136 , difficulty:  1188642 , date:  "2015-07-15 14:41:40" },
  { height:  562137 , difficulty:  1190060 , date:  "2015-07-15 14:42:17" },
  { height:  562138 , difficulty:  1191257 , date:  "2015-07-15 14:44:37" },
  { height:  562139 , difficulty:  1196588 , date:  "2015-07-15 14:44:49" },
  { height:  562140 , difficulty:  1199221 , date:  "2015-07-15 14:46:12" },
  { height:  562141 , difficulty:  1197316 , date:  "2015-07-15 14:46:15" },
  { height:  562142 , difficulty:  1199128 , date:  "2015-07-15 14:47:03" },
  { height:  562143 , difficulty:  1200831 , date:  "2015-07-15 14:47:06" },
  { height:  562144 , difficulty:  1201209 , date:  "2015-07-15 14:49:52" },
  { height:  562145 , difficulty:  1195432 , date:  "2015-07-15 14:51:01" },
  { height:  562146 , difficulty:  1193423 , date:  "2015-07-15 14:51:07" },
  { height:  562147 , difficulty:  1193921 , date:  "2015-07-15 14:52:49" },
  { height:  562148 , difficulty:  1185847 , date:  "2015-07-15 14:52:50" },
  { height:  562149 , difficulty:  1186705 , date:  "2015-07-15 14:53:31" },
  { height:  562150 , difficulty:  1184872 , date:  "2015-07-15 14:53:43" },
  { height:  562151 , difficulty:  1184917 , date:  "2015-07-15 14:54:04" },
  { height:  562152 , difficulty:  1185046 , date:  "2015-07-15 14:54:23" },
  { height:  562153 , difficulty:  1187568 , date:  "2015-07-15 14:54:25" },
  { height:  562154 , difficulty:  1189260 , date:  "2015-07-15 14:55:11" },
  { height:  562155 , difficulty:  1189321 , date:  "2015-07-15 14:55:13" },
  { height:  562156 , difficulty:  1190424 , date:  "2015-07-15 14:57:11" },
  { height:  562157 , difficulty:  1189135 , date:  "2015-07-15 14:57:28" },
  { height:  562158 , difficulty:  1183953 , date:  "2015-07-15 14:57:33" },
  { height:  562159 , difficulty:  1186077 , date:  "2015-07-15 14:58:13" },
  { height:  562160 , difficulty:  1183459 , date:  "2015-07-15 14:58:17" },
  { height:  562161 , difficulty:  1183832 , date:  "2015-07-15 15:00:55" },
  { height:  562162 , difficulty:  1185839 , date:  "2015-07-15 15:00:56" },
  { height:  562163 , difficulty:  1185194 , date:  "2015-07-15 15:03:07" },
  { height:  562164 , difficulty:  1185208 , date:  "2015-07-15 15:04:08" },
  { height:  562165 , difficulty:  1184255 , date:  "2015-07-15 15:04:12" },
  { height:  562166 , difficulty:  1189667 , date:  "2015-07-15 15:05:21" },
  { height:  562167 , difficulty:  1189577 , date:  "2015-07-15 15:05:41" },
  { height:  562168 , difficulty:  1185867 , date:  "2015-07-15 15:05:47" },
  { height:  562169 , difficulty:  1185261 , date:  "2015-07-15 15:08:02" },
  { height:  562170 , difficulty:  1185266 , date:  "2015-07-15 15:08:56" },
  { height:  562171 , difficulty:  1183159 , date:  "2015-07-15 15:09:14" },
  { height:  562172 , difficulty:  1183571 , date:  "2015-07-15 15:09:15" },
  { height:  562173 , difficulty:  1176763 , date:  "2015-07-15 15:10:09" },
  { height:  562174 , difficulty:  1176988 , date:  "2015-07-15 15:10:45" },
  { height:  562175 , difficulty:  1174172 , date:  "2015-07-15 15:11:53" },
  { height:  562176 , difficulty:  1175963 , date:  "2015-07-15 15:12:51" },
  { height:  562177 , difficulty:  1175004 , date:  "2015-07-15 15:14:55" },
  { height:  562178 , difficulty:  1172102 , date:  "2015-07-15 15:15:03" },
  { height:  562179 , difficulty:  1176940 , date:  "2015-07-15 15:15:49" },
  { height:  562180 , difficulty:  1179497 , date:  "2015-07-15 15:15:52" },
  { height:  562181 , difficulty:  1176561 , date:  "2015-07-15 15:16:06" },
  { height:  562182 , difficulty:  1173976 , date:  "2015-07-15 15:20:22" },
  { height:  562183 , difficulty:  1172029 , date:  "2015-07-15 15:20:54" },
  { height:  562184 , difficulty:  1171950 , date:  "2015-07-15 15:23:26" },
  { height:  562185 , difficulty:  1167633 , date:  "2015-07-15 15:23:31" },
  { height:  562186 , difficulty:  1168831 , date:  "2015-07-15 15:23:46" },
  { height:  562187 , difficulty:  1161619 , date:  "2015-07-15 15:25:15" },
  { height:  562188 , difficulty:  1158548 , date:  "2015-07-15 15:25:58" },
  { height:  562189 , difficulty:  1161162 , date:  "2015-07-15 15:26:21" },
  { height:  562190 , difficulty:  1161206 , date:  "2015-07-15 15:26:47" },
  { height:  562191 , difficulty:  1158681 , date:  "2015-07-15 15:27:11" },
  { height:  562192 , difficulty:  1154832 , date:  "2015-07-15 15:27:52" },
  { height:  562193 , difficulty:  1160029 , date:  "2015-07-15 15:27:57" },
  { height:  562194 , difficulty:  1156359 , date:  "2015-07-15 15:28:22" },
  { height:  562195 , difficulty:  1155463 , date:  "2015-07-15 15:30:03" },
  { height:  562196 , difficulty:  1152839 , date:  "2015-07-15 15:30:09" },
  { height:  562197 , difficulty:  1154607 , date:  "2015-07-15 15:30:12" },
  { height:  562198 , difficulty:  1154535 , date:  "2015-07-15 15:31:16" },
  { height:  562199 , difficulty:  1153813 , date:  "2015-07-15 15:31:57" },
  { height:  562200 , difficulty:  1153663 , date:  "2015-07-15 15:34:05" },
  { height:  562201 , difficulty:  1149807 , date:  "2015-07-15 15:35:56" },
  { height:  562202 , difficulty:  1149347 , date:  "2015-07-15 15:36:27" },
  { height:  562203 , difficulty:  1145909 , date:  "2015-07-15 15:40:43" },
  { height:  562204 , difficulty:  1143548 , date:  "2015-07-15 15:40:48" },
  { height:  562205 , difficulty:  1143317 , date:  "2015-07-15 15:41:44" },
  { height:  562206 , difficulty:  1144333 , date:  "2015-07-15 15:42:15" },
  { height:  562207 , difficulty:  1146914 , date:  "2015-07-15 15:46:17" },
  { height:  562208 , difficulty:  1145687 , date:  "2015-07-15 15:46:20" },
  { height:  562209 , difficulty:  1146730 , date:  "2015-07-15 15:46:26" },
  { height:  562210 , difficulty:  1146397 , date:  "2015-07-15 15:50:47" },
  { height:  562211 , difficulty:  1145546 , date:  "2015-07-15 15:50:51" },
  { height:  562212 , difficulty:  1145939 , date:  "2015-07-15 15:51:17" },
  { height:  562213 , difficulty:  1144950 , date:  "2015-07-15 15:52:07" },
  { height:  562214 , difficulty:  1141237 , date:  "2015-07-15 15:53:21" },
  { height:  562215 , difficulty:  1143655 , date:  "2015-07-15 15:53:50" },
  { height:  562216 , difficulty:  1145163 , date:  "2015-07-15 15:54:43" },
  { height:  562217 , difficulty:  1146617 , date:  "2015-07-15 15:54:47" },
  { height:  562218 , difficulty:  1145621 , date:  "2015-07-15 15:54:59" },
  { height:  562219 , difficulty:  1149624 , date:  "2015-07-15 15:55:03" },
  { height:  562220 , difficulty:  1147338 , date:  "2015-07-15 15:55:31" },
  { height:  562221 , difficulty:  1145685 , date:  "2015-07-15 15:58:54" },
  { height:  562222 , difficulty:  1145739 , date:  "2015-07-15 15:59:07" },
  { height:  562223 , difficulty:  1143861 , date:  "2015-07-15 16:01:27" },
  { height:  562224 , difficulty:  1146556 , date:  "2015-07-15 16:01:34" },
  { height:  562225 , difficulty:  1145581 , date:  "2015-07-15 16:01:48" },
  { height:  562226 , difficulty:  1147001 , date:  "2015-07-15 16:05:46" },
  { height:  562227 , difficulty:  1147549 , date:  "2015-07-15 16:06:00" },
  { height:  562228 , difficulty:  1147575 , date:  "2015-07-15 16:09:06" },
  { height:  562229 , difficulty:  1147727 , date:  "2015-07-15 16:09:13" },
  { height:  562230 , difficulty:  1147538 , date:  "2015-07-15 16:11:01" },
  { height:  562231 , difficulty:  1150257 , date:  "2015-07-15 16:11:31" },
  { height:  562232 , difficulty:  1149756 , date:  "2015-07-15 16:12:03" },
  { height:  562233 , difficulty:  1149253 , date:  "2015-07-15 16:14:07" },
  { height:  562234 , difficulty:  1152552 , date:  "2015-07-15 16:14:13" },
  { height:  562235 , difficulty:  1151916 , date:  "2015-07-15 16:17:29" },
  { height:  562236 , difficulty:  1153059 , date:  "2015-07-15 16:19:13" },
  { height:  562237 , difficulty:  1148544 , date:  "2015-07-15 16:19:14" },
  { height:  562238 , difficulty:  1148469 , date:  "2015-07-15 16:20:57" },
  { height:  562239 , difficulty:  1147198 , date:  "2015-07-15 16:21:19" },
  { height:  562240 , difficulty:  1145510 , date:  "2015-07-15 16:24:05" },
  { height:  562241 , difficulty:  1155119 , date:  "2015-07-15 16:24:50" },
  { height:  562242 , difficulty:  1155162 , date:  "2015-07-15 16:28:20" },
  { height:  562243 , difficulty:  1156026 , date:  "2015-07-15 16:28:26" },
  { height:  562244 , difficulty:  1157682 , date:  "2015-07-15 16:29:33" },
  { height:  562245 , difficulty:  1155121 , date:  "2015-07-15 16:30:14" },
  { height:  562246 , difficulty:  1153657 , date:  "2015-07-15 16:31:16" },
  { height:  562247 , difficulty:  1153510 , date:  "2015-07-15 16:31:50" },
  { height:  562248 , difficulty:  1153509 , date:  "2015-07-15 16:33:34" },
  { height:  562249 , difficulty:  1153084 , date:  "2015-07-15 16:33:35" },
  { height:  562250 , difficulty:  1153801 , date:  "2015-07-15 16:34:04" },
  { height:  562251 , difficulty:  1154835 , date:  "2015-07-15 16:34:54" },
  { height:  562252 , difficulty:  1155491 , date:  "2015-07-15 16:38:30" },
  { height:  562253 , difficulty:  1151948 , date:  "2015-07-15 16:40:44" },
  { height:  562254 , difficulty:  1152244 , date:  "2015-07-15 16:41:14" },
  { height:  562255 , difficulty:  1151130 , date:  "2015-07-15 16:41:18" },
  { height:  562256 , difficulty:  1152562 , date:  "2015-07-15 16:44:12" },
  { height:  562257 , difficulty:  1154904 , date:  "2015-07-15 16:44:22" },
  { height:  562258 , difficulty:  1147642 , date:  "2015-07-15 16:45:18" },
  { height:  562259 , difficulty:  1148612 , date:  "2015-07-15 16:45:32" },
  { height:  562260 , difficulty:  1144355 , date:  "2015-07-15 16:45:34" },
  { height:  562261 , difficulty:  1144182 , date:  "2015-07-15 16:47:10" },
  { height:  562262 , difficulty:  1146501 , date:  "2015-07-15 16:47:15" },
  { height:  562263 , difficulty:  1143918 , date:  "2015-07-15 16:47:43" },
  { height:  562264 , difficulty:  1145019 , date:  "2015-07-15 16:47:52" },
  { height:  562265 , difficulty:  1148430 , date:  "2015-07-15 16:48:20" },
  { height:  562266 , difficulty:  1150104 , date:  "2015-07-15 16:48:42" },
  { height:  562267 , difficulty:  1149848 , date:  "2015-07-15 16:50:41" },
  { height:  562268 , difficulty:  1148831 , date:  "2015-07-15 16:50:54" },
  { height:  562269 , difficulty:  1157340 , date:  "2015-07-15 16:51:38" },
  { height:  562270 , difficulty:  1156815 , date:  "2015-07-15 16:52:27" },
  { height:  562271 , difficulty:  1154666 , date:  "2015-07-15 16:52:32" },
  { height:  562272 , difficulty:  1154371 , date:  "2015-07-15 16:52:41" },
  { height:  562273 , difficulty:  1156738 , date:  "2015-07-15 16:53:20" },
  { height:  562274 , difficulty:  1159055 , date:  "2015-07-15 16:54:07" },
  { height:  562275 , difficulty:  1157782 , date:  "2015-07-15 16:54:53" },
  { height:  562276 , difficulty:  1154310 , date:  "2015-07-15 16:55:13" },
  { height:  562277 , difficulty:  1151559 , date:  "2015-07-15 16:55:48" },
  { height:  562278 , difficulty:  1155152 , date:  "2015-07-15 16:55:50" },
  { height:  562279 , difficulty:  1149277 , date:  "2015-07-15 16:56:17" },
  { height:  562280 , difficulty:  1149766 , date:  "2015-07-15 16:56:46" },
  { height:  562281 , difficulty:  1150046 , date:  "2015-07-15 16:57:27" },
  { height:  562282 , difficulty:  1156037 , date:  "2015-07-15 16:57:29" },
  { height:  562283 , difficulty:  1148768 , date:  "2015-07-15 16:59:28" },
  { height:  562284 , difficulty:  1149190 , date:  "2015-07-15 16:59:57" },
  { height:  562285 , difficulty:  1149321 , date:  "2015-07-15 16:59:59" },
  { height:  562286 , difficulty:  1142005 , date:  "2015-07-15 17:00:15" },
  { height:  562287 , difficulty:  1144005 , date:  "2015-07-15 17:00:52" },
  { height:  562288 , difficulty:  1145256 , date:  "2015-07-15 17:01:03" },
  { height:  562289 , difficulty:  1143976 , date:  "2015-07-15 17:01:09" },
  { height:  562290 , difficulty:  1143500 , date:  "2015-07-15 17:01:28" },
  { height:  562291 , difficulty:  1143002 , date:  "2015-07-15 17:02:10" },
  { height:  562292 , difficulty:  1143470 , date:  "2015-07-15 17:02:16" },
  { height:  562293 , difficulty:  1144379 , date:  "2015-07-15 17:02:28" },
  { height:  562294 , difficulty:  1145055 , date:  "2015-07-15 17:03:04" },
  { height:  562295 , difficulty:  1144844 , date:  "2015-07-15 17:04:17" },
  { height:  562296 , difficulty:  1145618 , date:  "2015-07-15 17:04:18" },
  { height:  562297 , difficulty:  1142144 , date:  "2015-07-15 17:04:16" },
  { height:  562298 , difficulty:  1143578 , date:  "2015-07-15 17:04:28" },
  { height:  562299 , difficulty:  1143639 , date:  "2015-07-15 17:05:42" },
  { height:  562300 , difficulty:  1145904 , date:  "2015-07-15 17:06:13" },
  { height:  562301 , difficulty:  1145750 , date:  "2015-07-15 17:08:22" },
  { height:  562302 , difficulty:  1139477 , date:  "2015-07-15 17:08:27" },
  { height:  562303 , difficulty:  1139005 , date:  "2015-07-15 17:08:46" },
  { height:  562304 , difficulty:  1133567 , date:  "2015-07-15 17:08:47" },
  { height:  562305 , difficulty:  1135645 , date:  "2015-07-15 17:09:01" },
  { height:  562306 , difficulty:  1135000 , date:  "2015-07-15 17:09:51" },
  { height:  562307 , difficulty:  1134105 , date:  "2015-07-15 17:10:35" },
  { height:  562308 , difficulty:  1134017 , date:  "2015-07-15 17:11:18" },
  { height:  562309 , difficulty:  1132270 , date:  "2015-07-15 17:12:07" },
  { height:  562310 , difficulty:  1132788 , date:  "2015-07-15 17:13:46" },
  { height:  562311 , difficulty:  1130165 , date:  "2015-07-15 17:13:47" },
  { height:  562312 , difficulty:  1129431 , date:  "2015-07-15 17:13:54" },
  { height:  562313 , difficulty:  1129963 , date:  "2015-07-15 17:13:59" },
  { height:  562314 , difficulty:  1126974 , date:  "2015-07-15 17:15:12" },
  { height:  562315 , difficulty:  1126397 , date:  "2015-07-15 17:18:42" },
  { height:  562316 , difficulty:  1121735 , date:  "2015-07-15 17:18:44" },
  { height:  562317 , difficulty:  1122481 , date:  "2015-07-15 17:19:47" },
  { height:  562318 , difficulty:  1116407 , date:  "2015-07-15 17:20:17" },
  { height:  562319 , difficulty:  1116112 , date:  "2015-07-15 17:20:19" },
  { height:  562320 , difficulty:  1114213 , date:  "2015-07-15 17:22:04" },
  { height:  562321 , difficulty:  1117337 , date:  "2015-07-15 17:22:51" },
  { height:  562322 , difficulty:  1116839 , date:  "2015-07-15 17:23:02" },
  { height:  562323 , difficulty:  1117816 , date:  "2015-07-15 17:23:59" },
  { height:  562324 , difficulty:  1120023 , date:  "2015-07-15 17:24:00" },
  { height:  562325 , difficulty:  1119817 , date:  "2015-07-15 17:24:04" },
  { height:  562326 , difficulty:  1120960 , date:  "2015-07-15 17:24:42" },
  { height:  562327 , difficulty:  1123602 , date:  "2015-07-15 17:26:22" },
  { height:  562328 , difficulty:  1118602 , date:  "2015-07-15 17:27:35" },
  { height:  562329 , difficulty:  1114939 , date:  "2015-07-15 17:27:50" },
  { height:  562330 , difficulty:  1116848 , date:  "2015-07-15 17:28:03" },
  { height:  562331 , difficulty:  1116855 , date:  "2015-07-15 17:28:50" },
  { height:  562332 , difficulty:  1112861 , date:  "2015-07-15 17:29:28" },
  { height:  562333 , difficulty:  1113209 , date:  "2015-07-15 17:29:08" },
  { height:  562334 , difficulty:  1113075 , date:  "2015-07-15 17:32:05" },
  { height:  562335 , difficulty:  1112500 , date:  "2015-07-15 17:32:07" },
  { height:  562336 , difficulty:  1113798 , date:  "2015-07-15 17:33:17" },
  { height:  562337 , difficulty:  1116884 , date:  "2015-07-15 17:33:40" },
  { height:  562338 , difficulty:  1116885 , date:  "2015-07-15 17:34:14" },
  { height:  562339 , difficulty:  1116154 , date:  "2015-07-15 17:34:20" },
  { height:  562340 , difficulty:  1116015 , date:  "2015-07-15 17:35:05" },
  { height:  562341 , difficulty:  1116055 , date:  "2015-07-15 17:35:51" },
  { height:  562342 , difficulty:  1115766 , date:  "2015-07-15 17:36:14" },
  { height:  562343 , difficulty:  1113765 , date:  "2015-07-15 17:37:26" },
  { height:  562344 , difficulty:  1118937 , date:  "2015-07-15 17:38:01" },
  { height:  562345 , difficulty:  1119981 , date:  "2015-07-15 17:39:57" },
  { height:  562346 , difficulty:  1119675 , date:  "2015-07-15 17:40:21" },
  { height:  562347 , difficulty:  1119395 , date:  "2015-07-15 17:40:37" },
  { height:  562348 , difficulty:  1123541 , date:  "2015-07-15 17:41:11" },
  { height:  562349 , difficulty:  1123061 , date:  "2015-07-15 17:41:25" },
  { height:  562350 , difficulty:  1126507 , date:  "2015-07-15 17:41:31" },
  { height:  562351 , difficulty:  1125174 , date:  "2015-07-15 17:42:28" },
  { height:  562352 , difficulty:  1125485 , date:  "2015-07-15 17:42:45" },
  { height:  562353 , difficulty:  1128247 , date:  "2015-07-15 17:43:06" },
  { height:  562354 , difficulty:  1132476 , date:  "2015-07-15 17:43:09" },
  { height:  562355 , difficulty:  1131500 , date:  "2015-07-15 17:43:42" },
  { height:  562356 , difficulty:  1133119 , date:  "2015-07-15 17:44:14" },
  { height:  562357 , difficulty:  1133410 , date:  "2015-07-15 17:44:39" },
  { height:  562358 , difficulty:  1136564 , date:  "2015-07-15 17:45:24" },
  { height:  562359 , difficulty:  1133825 , date:  "2015-07-15 17:45:25" },
  { height:  562360 , difficulty:  1134708 , date:  "2015-07-15 17:49:39" },
  { height:  562361 , difficulty:  1134462 , date:  "2015-07-15 17:51:07" },
  { height:  562362 , difficulty:  1136290 , date:  "2015-07-15 17:51:09" },
  { height:  562363 , difficulty:  1138885 , date:  "2015-07-15 17:51:51" },
  { height:  562364 , difficulty:  1138367 , date:  "2015-07-15 17:52:38" },
  { height:  562365 , difficulty:  1138747 , date:  "2015-07-15 17:53:21" },
  { height:  562366 , difficulty:  1144856 , date:  "2015-07-15 17:54:06" },
  { height:  562367 , difficulty:  1144527 , date:  "2015-07-15 17:55:45" },
  { height:  562368 , difficulty:  1147368 , date:  "2015-07-15 17:56:16" },
  { height:  562369 , difficulty:  1147664 , date:  "2015-07-15 17:56:46" },
  { height:  562370 , difficulty:  1151742 , date:  "2015-07-15 17:57:03" },
  { height:  562371 , difficulty:  1150631 , date:  "2015-07-15 17:57:53" },
  { height:  562372 , difficulty:  1153562 , date:  "2015-07-15 18:00:13" },
  { height:  562373 , difficulty:  1154309 , date:  "2015-07-15 18:00:14" },
  { height:  562374 , difficulty:  1154280 , date:  "2015-07-15 18:01:14" },
  { height:  562375 , difficulty:  1152278 , date:  "2015-07-15 18:01:51" },
  { height:  562376 , difficulty:  1151606 , date:  "2015-07-15 18:02:39" },
  { height:  562377 , difficulty:  1147741 , date:  "2015-07-15 18:04:05" },
  { height:  562378 , difficulty:  1148119 , date:  "2015-07-15 18:04:24" },
  { height:  562379 , difficulty:  1147483 , date:  "2015-07-15 18:05:34" },
  { height:  562380 , difficulty:  1147404 , date:  "2015-07-15 18:05:38" },
  { height:  562381 , difficulty:  1149591 , date:  "2015-07-15 18:07:46" },
  { height:  562382 , difficulty:  1149600 , date:  "2015-07-15 18:08:56" },
  { height:  562383 , difficulty:  1150049 , date:  "2015-07-15 18:08:59" },
  { height:  562384 , difficulty:  1165384 , date:  "2015-07-15 18:10:43" },
  { height:  562385 , difficulty:  1163762 , date:  "2015-07-15 18:11:14" },
  { height:  562386 , difficulty:  1161590 , date:  "2015-07-15 18:12:40" },
  { height:  562387 , difficulty:  1163911 , date:  "2015-07-15 18:13:02" },
  { height:  562388 , difficulty:  1169361 , date:  "2015-07-15 18:13:50" },
  { height:  562389 , difficulty:  1171873 , date:  "2015-07-15 18:16:14" },
  { height:  562390 , difficulty:  1169723 , date:  "2015-07-15 18:17:11" },
  { height:  562391 , difficulty:  1164185 , date:  "2015-07-15 18:18:38" },
  { height:  562392 , difficulty:  1166005 , date:  "2015-07-15 18:22:05" },
  { height:  562393 , difficulty:  1168662 , date:  "2015-07-15 18:22:11" },
  { height:  562394 , difficulty:  1169436 , date:  "2015-07-15 18:22:24" },
  { height:  562395 , difficulty:  1171764 , date:  "2015-07-15 18:27:19" },
  { height:  562396 , difficulty:  1170701 , date:  "2015-07-15 18:27:55" },
  { height:  562397 , difficulty:  1171300 , date:  "2015-07-15 18:28:03" },
  { height:  562398 , difficulty:  1171147 , date:  "2015-07-15 18:28:09" },
  { height:  562399 , difficulty:  1169133 , date:  "2015-07-15 18:28:25" },
  { height:  562400 , difficulty:  1172017 , date:  "2015-07-15 18:29:09" },
  { height:  562401 , difficulty:  1173506 , date:  "2015-07-15 18:29:14" },
  { height:  562402 , difficulty:  1185288 , date:  "2015-07-15 18:33:41" },
  { height:  562403 , difficulty:  1183960 , date:  "2015-07-15 18:33:57" },
  { height:  562404 , difficulty:  1187981 , date:  "2015-07-15 18:34:15" },
  { height:  562405 , difficulty:  1193642 , date:  "2015-07-15 18:34:51" },
  { height:  562406 , difficulty:  1194937 , date:  "2015-07-15 18:34:56" },
  { height:  562407 , difficulty:  1195060 , date:  "2015-07-15 18:35:27" },
  { height:  562408 , difficulty:  1194235 , date:  "2015-07-15 18:35:30" },
  { height:  562409 , difficulty:  1194473 , date:  "2015-07-15 18:36:05" },
  { height:  562410 , difficulty:  1190794 , date:  "2015-07-15 18:37:24" },
  { height:  562411 , difficulty:  1191510 , date:  "2015-07-15 18:38:30" },
  { height:  562412 , difficulty:  1190679 , date:  "2015-07-15 18:39:00" },
  { height:  562413 , difficulty:  1194303 , date:  "2015-07-15 18:42:51" },
  { height:  562414 , difficulty:  1193647 , date:  "2015-07-15 18:42:54" },
  { height:  562415 , difficulty:  1193570 , date:  "2015-07-15 18:43:04" },
  { height:  562416 , difficulty:  1192193 , date:  "2015-07-15 18:43:52" },
  { height:  562417 , difficulty:  1191367 , date:  "2015-07-15 18:44:01" },
  { height:  562418 , difficulty:  1192124 , date:  "2015-07-15 18:44:11" },
  { height:  562419 , difficulty:  1191937 , date:  "2015-07-15 18:45:33" },
  { height:  562420 , difficulty:  1190670 , date:  "2015-07-15 18:45:41" },
  { height:  562421 , difficulty:  1186960 , date:  "2015-07-15 18:46:29" },
  { height:  562422 , difficulty:  1186030 , date:  "2015-07-15 18:47:02" },
  { height:  562423 , difficulty:  1190541 , date:  "2015-07-15 18:49:56" },
  { height:  562424 , difficulty:  1190552 , date:  "2015-07-15 18:51:00" },
  { height:  562425 , difficulty:  1189908 , date:  "2015-07-15 18:51:14" },
  { height:  562426 , difficulty:  1190925 , date:  "2015-07-15 18:53:05" },
  { height:  562427 , difficulty:  1188926 , date:  "2015-07-15 18:57:10" },
  { height:  562428 , difficulty:  1188258 , date:  "2015-07-15 18:58:09" },
  { height:  562429 , difficulty:  1191293 , date:  "2015-07-15 18:58:53" },
  { height:  562430 , difficulty:  1193997 , date:  "2015-07-15 18:58:59" },
  { height:  562431 , difficulty:  1202908 , date:  "2015-07-15 18:59:42" },
  { height:  562432 , difficulty:  1203773 , date:  "2015-07-15 19:00:26" },
  { height:  562433 , difficulty:  1202951 , date:  "2015-07-15 19:01:49" },
  { height:  562434 , difficulty:  1202437 , date:  "2015-07-15 19:01:53" },
  { height:  562435 , difficulty:  1202879 , date:  "2015-07-15 19:02:23" },
  { height:  562436 , difficulty:  1194296 , date:  "2015-07-15 19:02:52" },
  { height:  562437 , difficulty:  1191654 , date:  "2015-07-15 19:07:30" },
  { height:  562438 , difficulty:  1194627 , date:  "2015-07-15 19:07:59" },
  { height:  562439 , difficulty:  1193070 , date:  "2015-07-15 19:08:05" },
  { height:  562440 , difficulty:  1199682 , date:  "2015-07-15 19:08:16" },
  { height:  562441 , difficulty:  1199096 , date:  "2015-07-15 19:10:49" },
  { height:  562442 , difficulty:  1199260 , date:  "2015-07-15 19:10:50" },
  { height:  562443 , difficulty:  1195868 , date:  "2015-07-15 19:12:13" },
  { height:  562444 , difficulty:  1194952 , date:  "2015-07-15 19:13:30" },
  { height:  562445 , difficulty:  1195350 , date:  "2015-07-15 19:13:35" },
  { height:  562446 , difficulty:  1197376 , date:  "2015-07-15 19:13:43" },
  { height:  562447 , difficulty:  1195511 , date:  "2015-07-15 19:14:43" },
  { height:  562448 , difficulty:  1191603 , date:  "2015-07-15 19:15:09" },
  { height:  562449 , difficulty:  1196640 , date:  "2015-07-15 19:17:43" },
  { height:  562450 , difficulty:  1195904 , date:  "2015-07-15 19:19:52" },
  { height:  562451 , difficulty:  1196438 , date:  "2015-07-15 19:22:14" },
  { height:  562452 , difficulty:  1196838 , date:  "2015-07-15 19:23:29" },
  { height:  562453 , difficulty:  1200140 , date:  "2015-07-15 19:23:33" },
  { height:  562454 , difficulty:  1200038 , date:  "2015-07-15 19:23:39" },
  { height:  562455 , difficulty:  1197515 , date:  "2015-07-15 19:24:01" },
  { height:  562456 , difficulty:  1197174 , date:  "2015-07-15 19:25:17" },
  { height:  562457 , difficulty:  1196244 , date:  "2015-07-15 19:27:20" },
  { height:  562458 , difficulty:  1196372 , date:  "2015-07-15 19:28:00" },
  { height:  562459 , difficulty:  1196142 , date:  "2015-07-15 19:29:04" },
  { height:  562460 , difficulty:  1196325 , date:  "2015-07-15 19:29:22" },
  { height:  562461 , difficulty:  1196334 , date:  "2015-07-15 19:30:05" },
  { height:  562462 , difficulty:  1193839 , date:  "2015-07-15 19:32:20" },
  { height:  562463 , difficulty:  1193422 , date:  "2015-07-15 19:32:30" },
  { height:  562464 , difficulty:  1191741 , date:  "2015-07-15 19:33:38" },
  { height:  562465 , difficulty:  1192691 , date:  "2015-07-15 19:33:45" },
  { height:  562466 , difficulty:  1197102 , date:  "2015-07-15 19:34:39" },
  { height:  562467 , difficulty:  1194932 , date:  "2015-07-15 19:35:01" },
  { height:  562468 , difficulty:  1188096 , date:  "2015-07-15 19:35:45" },
  { height:  562469 , difficulty:  1189686 , date:  "2015-07-15 19:36:04" },
  { height:  562470 , difficulty:  1192789 , date:  "2015-07-15 19:36:57" },
  { height:  562471 , difficulty:  1183239 , date:  "2015-07-15 19:37:02" },
  { height:  562472 , difficulty:  1182975 , date:  "2015-07-15 19:37:08" },
  { height:  562473 , difficulty:  1185308 , date:  "2015-07-15 19:38:04" },
  { height:  562474 , difficulty:  1186702 , date:  "2015-07-15 19:41:30" },
  { height:  562475 , difficulty:  1186239 , date:  "2015-07-15 19:41:35" },
  { height:  562476 , difficulty:  1195276 , date:  "2015-07-15 19:43:24" },
  { height:  562477 , difficulty:  1197094 , date:  "2015-07-15 19:43:29" },
  { height:  562478 , difficulty:  1188846 , date:  "2015-07-15 19:47:26" },
  { height:  562479 , difficulty:  1191181 , date:  "2015-07-15 19:47:27" },
  { height:  562480 , difficulty:  1195354 , date:  "2015-07-15 19:47:41" },
  { height:  562481 , difficulty:  1195202 , date:  "2015-07-15 19:48:32" },
  { height:  562482 , difficulty:  1197232 , date:  "2015-07-15 19:48:38" },
  { height:  562483 , difficulty:  1198240 , date:  "2015-07-15 19:49:07" },
  { height:  562484 , difficulty:  1205432 , date:  "2015-07-15 19:49:14" },
  { height:  562485 , difficulty:  1204973 , date:  "2015-07-15 19:49:52" },
  { height:  562486 , difficulty:  1202798 , date:  "2015-07-15 19:50:46" },
  { height:  562487 , difficulty:  1205924 , date:  "2015-07-15 19:51:04" },
  { height:  562488 , difficulty:  1206839 , date:  "2015-07-15 19:52:31" },
  { height:  562489 , difficulty:  1199143 , date:  "2015-07-15 19:56:09" },
  { height:  562490 , difficulty:  1207286 , date:  "2015-07-15 19:56:12" },
  { height:  562491 , difficulty:  1207521 , date:  "2015-07-15 19:56:37" },
  { height:  562492 , difficulty:  1208259 , date:  "2015-07-15 19:58:06" },
  { height:  562493 , difficulty:  1208015 , date:  "2015-07-15 19:58:29" },
  { height:  562494 , difficulty:  1211364 , date:  "2015-07-15 19:58:58" },
  { height:  562495 , difficulty:  1210241 , date:  "2015-07-15 20:00:59" },
  { height:  562496 , difficulty:  1211183 , date:  "2015-07-15 20:01:23" },
  { height:  562497 , difficulty:  1209531 , date:  "2015-07-15 20:01:26" },
  { height:  562498 , difficulty:  1208925 , date:  "2015-07-15 20:02:16" },
  { height:  562499 , difficulty:  1209723 , date:  "2015-07-15 20:02:22" },
  { height:  562500 , difficulty:  1207508 , date:  "2015-07-15 20:03:29" },
  { height:  562501 , difficulty:  1215281 , date:  "2015-07-15 20:03:35" },
  { height:  562502 , difficulty:  1211371 , date:  "2015-07-15 20:07:04" },
  { height:  562503 , difficulty:  1205288 , date:  "2015-07-15 20:07:58" },
  { height:  562504 , difficulty:  1206207 , date:  "2015-07-15 20:11:39" },
  { height:  562505 , difficulty:  1205714 , date:  "2015-07-15 20:11:48" },
  { height:  562506 , difficulty:  1207120 , date:  "2015-07-15 20:12:09" },
  { height:  562507 , difficulty:  1205925 , date:  "2015-07-15 20:12:15" },
  { height:  562508 , difficulty:  1208246 , date:  "2015-07-15 20:12:28" },
  { height:  562509 , difficulty:  1209284 , date:  "2015-07-15 20:13:02" },
  { height:  562510 , difficulty:  1209713 , date:  "2015-07-15 20:13:18" },
  { height:  562511 , difficulty:  1209356 , date:  "2015-07-15 20:13:25" },
  { height:  562512 , difficulty:  1208336 , date:  "2015-07-15 20:15:22" },
  { height:  562513 , difficulty:  1200309 , date:  "2015-07-15 20:16:48" },
  { height:  562514 , difficulty:  1199769 , date:  "2015-07-15 20:17:54" },
  { height:  562515 , difficulty:  1209968 , date:  "2015-07-15 20:18:00" },
  { height:  562516 , difficulty:  1209601 , date:  "2015-07-15 20:18:04" },
  { height:  562517 , difficulty:  1210968 , date:  "2015-07-15 20:18:12" },
  { height:  562518 , difficulty:  1212033 , date:  "2015-07-15 20:19:59" },
  { height:  562519 , difficulty:  1214497 , date:  "2015-07-15 20:20:34" },
  { height:  562520 , difficulty:  1211894 , date:  "2015-07-15 20:24:35" },
  { height:  562521 , difficulty:  1212572 , date:  "2015-07-15 20:24:37" },
  { height:  562522 , difficulty:  1220652 , date:  "2015-07-15 20:24:59" },
  { height:  562523 , difficulty:  1221153 , date:  "2015-07-15 20:25:59" },
  { height:  562524 , difficulty:  1220259 , date:  "2015-07-15 20:27:00" },
  { height:  562525 , difficulty:  1218100 , date:  "2015-07-15 20:30:00" },
  { height:  562526 , difficulty:  1213546 , date:  "2015-07-15 20:30:25" },
  { height:  562527 , difficulty:  1209841 , date:  "2015-07-15 20:30:27" },
  { height:  562528 , difficulty:  1212625 , date:  "2015-07-15 20:32:04" },
  { height:  562529 , difficulty:  1212490 , date:  "2015-07-15 20:32:22" },
  { height:  562530 , difficulty:  1212285 , date:  "2015-07-15 20:32:40" },
  { height:  562531 , difficulty:  1212788 , date:  "2015-07-15 20:36:28" },
  { height:  562532 , difficulty:  1211033 , date:  "2015-07-15 20:37:12" },
  { height:  562533 , difficulty:  1208403 , date:  "2015-07-15 20:37:15" },
  { height:  562534 , difficulty:  1207135 , date:  "2015-07-15 20:37:50" },
  { height:  562535 , difficulty:  1207529 , date:  "2015-07-15 20:38:46" },
  { height:  562536 , difficulty:  1206979 , date:  "2015-07-15 20:40:48" },
  { height:  562537 , difficulty:  1206293 , date:  "2015-07-15 20:41:39" },
  { height:  562538 , difficulty:  1205977 , date:  "2015-07-15 20:42:48" },
  { height:  562539 , difficulty:  1205646 , date:  "2015-07-15 20:42:51" },
  { height:  562540 , difficulty:  1205482 , date:  "2015-07-15 20:45:22" },
  { height:  562541 , difficulty:  1213056 , date:  "2015-07-15 20:46:42" },
  { height:  562542 , difficulty:  1215999 , date:  "2015-07-15 20:46:48" },
  { height:  562543 , difficulty:  1217947 , date:  "2015-07-15 20:49:25" },
  { height:  562544 , difficulty:  1217226 , date:  "2015-07-15 20:49:31" },
  { height:  562545 , difficulty:  1217996 , date:  "2015-07-15 20:49:40" },
  { height:  562546 , difficulty:  1216631 , date:  "2015-07-15 20:50:19" },
  { height:  562547 , difficulty:  1216658 , date:  "2015-07-15 20:50:21" },
  { height:  562548 , difficulty:  1223724 , date:  "2015-07-15 20:50:26" },
  { height:  562549 , difficulty:  1221655 , date:  "2015-07-15 20:51:22" },
  { height:  562550 , difficulty:  1215585 , date:  "2015-07-15 20:51:28" },
  { height:  562551 , difficulty:  1220626 , date:  "2015-07-15 20:51:37" },
  { height:  562552 , difficulty:  1217220 , date:  "2015-07-15 20:51:39" },
  { height:  562553 , difficulty:  1217527 , date:  "2015-07-15 20:53:22" },
  { height:  562554 , difficulty:  1210013 , date:  "2015-07-15 20:53:44" },
  { height:  562555 , difficulty:  1211536 , date:  "2015-07-15 20:53:46" },
  { height:  562556 , difficulty:  1211125 , date:  "2015-07-15 20:54:03" },
  { height:  562557 , difficulty:  1213416 , date:  "2015-07-15 20:54:39" },
  { height:  562558 , difficulty:  1213552 , date:  "2015-07-15 20:55:43" },
  { height:  562559 , difficulty:  1213004 , date:  "2015-07-15 20:56:58" },
  { height:  562560 , difficulty:  1214993 , date:  "2015-07-15 20:58:15" },
  { height:  562561 , difficulty:  1215874 , date:  "2015-07-15 20:59:26" },
  { height:  562562 , difficulty:  1214890 , date:  "2015-07-15 21:01:40" },
  { height:  562563 , difficulty:  1232050 , date:  "2015-07-15 21:02:59" },
  { height:  562564 , difficulty:  1231838 , date:  "2015-07-15 21:06:02" },
  { height:  562565 , difficulty:  1225022 , date:  "2015-07-15 21:06:09" },
  { height:  562566 , difficulty:  1227635 , date:  "2015-07-15 21:06:17" },
  { height:  562567 , difficulty:  1230224 , date:  "2015-07-15 21:06:41" },
  { height:  562568 , difficulty:  1229216 , date:  "2015-07-15 21:06:55" },
  { height:  562569 , difficulty:  1233111 , date:  "2015-07-15 21:07:21" },
  { height:  562570 , difficulty:  1232043 , date:  "2015-07-15 21:09:47" },
  { height:  562571 , difficulty:  1228009 , date:  "2015-07-15 21:13:40" },
  { height:  562572 , difficulty:  1228678 , date:  "2015-07-15 21:14:36" },
  { height:  562573 , difficulty:  1231925 , date:  "2015-07-15 21:15:47" },
  { height:  562574 , difficulty:  1231737 , date:  "2015-07-15 21:17:29" },
  { height:  562575 , difficulty:  1234120 , date:  "2015-07-15 21:18:50" },
  { height:  562576 , difficulty:  1232618 , date:  "2015-07-15 21:20:14" },
  { height:  562577 , difficulty:  1232638 , date:  "2015-07-15 21:21:11" },
  { height:  562578 , difficulty:  1227755 , date:  "2015-07-15 21:24:22" },
  { height:  562579 , difficulty:  1227185 , date:  "2015-07-15 21:24:28" },
  { height:  562580 , difficulty:  1220109 , date:  "2015-07-15 21:24:58" },
  { height:  562581 , difficulty:  1228411 , date:  "2015-07-15 21:26:37" },
  { height:  562582 , difficulty:  1227740 , date:  "2015-07-15 21:27:27" },
  { height:  562583 , difficulty:  1228230 , date:  "2015-07-15 21:30:51" },
  { height:  562584 , difficulty:  1228375 , date:  "2015-07-15 21:30:52" },
  { height:  562585 , difficulty:  1230722 , date:  "2015-07-15 21:31:35" },
  { height:  562586 , difficulty:  1235431 , date:  "2015-07-15 21:32:21" },
  { height:  562587 , difficulty:  1235478 , date:  "2015-07-15 21:32:29" },
  { height:  562588 , difficulty:  1232103 , date:  "2015-07-15 21:33:53" },
  { height:  562589 , difficulty:  1231745 , date:  "2015-07-15 21:34:09" },
  { height:  562590 , difficulty:  1230215 , date:  "2015-07-15 21:34:16" },
  { height:  562591 , difficulty:  1229951 , date:  "2015-07-15 21:37:28" },
  { height:  562592 , difficulty:  1231850 , date:  "2015-07-15 21:37:31" },
  { height:  562593 , difficulty:  1233516 , date:  "2015-07-15 21:38:05" },
  { height:  562594 , difficulty:  1231023 , date:  "2015-07-15 21:38:48" },
  { height:  562595 , difficulty:  1233412 , date:  "2015-07-15 21:39:17" },
  { height:  562596 , difficulty:  1224923 , date:  "2015-07-15 21:39:22" },
  { height:  562597 , difficulty:  1225693 , date:  "2015-07-15 21:41:48" },
  { height:  562598 , difficulty:  1225294 , date:  "2015-07-15 21:42:02" },
  { height:  562599 , difficulty:  1224056 , date:  "2015-07-15 21:44:16" },
  { height:  562600 , difficulty:  1222679 , date:  "2015-07-15 21:47:47" },
  { height:  562601 , difficulty:  1219004 , date:  "2015-07-15 21:47:54" },
  { height:  562602 , difficulty:  1223771 , date:  "2015-07-15 21:47:56" },
  { height:  562603 , difficulty:  1223887 , date:  "2015-07-15 21:49:04" },
  { height:  562604 , difficulty:  1220760 , date:  "2015-07-15 21:51:28" },
  { height:  562605 , difficulty:  1220599 , date:  "2015-07-15 21:51:40" },
  { height:  562606 , difficulty:  1221132 , date:  "2015-07-15 21:53:12" },
  { height:  562607 , difficulty:  1213954 , date:  "2015-07-15 21:53:19" },
  { height:  562608 , difficulty:  1213480 , date:  "2015-07-15 21:53:44" },
  { height:  562609 , difficulty:  1224979 , date:  "2015-07-15 21:55:41" },
  { height:  562610 , difficulty:  1223752 , date:  "2015-07-15 21:55:52" },
  { height:  562611 , difficulty:  1226044 , date:  "2015-07-15 21:56:02" },
  { height:  562612 , difficulty:  1227032 , date:  "2015-07-15 21:57:15" },
  { height:  562613 , difficulty:  1227912 , date:  "2015-07-15 21:57:50" },
  { height:  562614 , difficulty:  1225444 , date:  "2015-07-15 21:58:18" },
  { height:  562615 , difficulty:  1227065 , date:  "2015-07-15 21:58:23" },
  { height:  562616 , difficulty:  1221825 , date:  "2015-07-15 22:01:10" },
  { height:  562617 , difficulty:  1221673 , date:  "2015-07-15 22:01:14" },
  { height:  562618 , difficulty:  1223419 , date:  "2015-07-15 22:01:29" },
  { height:  562619 , difficulty:  1221562 , date:  "2015-07-15 22:02:28" },
  { height:  562620 , difficulty:  1224964 , date:  "2015-07-15 22:02:29" },
  { height:  562621 , difficulty:  1226728 , date:  "2015-07-15 22:04:16" },
  { height:  562622 , difficulty:  1226516 , date:  "2015-07-15 22:04:27" },
  { height:  562623 , difficulty:  1228138 , date:  "2015-07-15 22:04:56" },
  { height:  562624 , difficulty:  1228548 , date:  "2015-07-15 22:05:46" },
  { height:  562625 , difficulty:  1227606 , date:  "2015-07-15 22:06:37" },
  { height:  562626 , difficulty:  1228493 , date:  "2015-07-15 22:07:28" },
  { height:  562627 , difficulty:  1228371 , date:  "2015-07-15 22:07:33" },
  { height:  562628 , difficulty:  1230050 , date:  "2015-07-15 22:09:58" },
  { height:  562629 , difficulty:  1228566 , date:  "2015-07-15 22:12:08" },
  { height:  562630 , difficulty:  1228910 , date:  "2015-07-15 22:15:41" },
  { height:  562631 , difficulty:  1232279 , date:  "2015-07-15 22:15:44" },
  { height:  562632 , difficulty:  1231701 , date:  "2015-07-15 22:16:42" },
  { height:  562633 , difficulty:  1235444 , date:  "2015-07-15 22:17:50" },
  { height:  562634 , difficulty:  1237591 , date:  "2015-07-15 22:18:15" },
  { height:  562635 , difficulty:  1236038 , date:  "2015-07-15 22:18:22" },
  { height:  562636 , difficulty:  1234494 , date:  "2015-07-15 22:20:11" },
  { height:  562637 , difficulty:  1236418 , date:  "2015-07-15 22:21:44" },
  { height:  562638 , difficulty:  1242280 , date:  "2015-07-15 22:21:52" },
  { height:  562639 , difficulty:  1241169 , date:  "2015-07-15 22:22:09" },
  { height:  562640 , difficulty:  1235095 , date:  "2015-07-15 22:22:58" },
  { height:  562641 , difficulty:  1237633 , date:  "2015-07-15 22:23:26" },
  { height:  562642 , difficulty:  1237412 , date:  "2015-07-15 22:23:34" },
  { height:  562643 , difficulty:  1237237 , date:  "2015-07-15 22:24:08" },
  { height:  562644 , difficulty:  1237451 , date:  "2015-07-15 22:27:12" },
  { height:  562645 , difficulty:  1241274 , date:  "2015-07-15 22:27:44" },
  { height:  562646 , difficulty:  1240509 , date:  "2015-07-15 22:27:48" },
  { height:  562647 , difficulty:  1232534 , date:  "2015-07-15 22:29:19" },
  { height:  562648 , difficulty:  1231633 , date:  "2015-07-15 22:29:45" },
  { height:  562649 , difficulty:  1230176 , date:  "2015-07-15 22:30:01" },
  { height:  562650 , difficulty:  1231564 , date:  "2015-07-15 22:30:30" },
  { height:  562651 , difficulty:  1228980 , date:  "2015-07-15 22:31:21" },
  { height:  562652 , difficulty:  1226263 , date:  "2015-07-15 22:31:44" },
  { height:  562653 , difficulty:  1227679 , date:  "2015-07-15 22:32:06" },
  { height:  562654 , difficulty:  1222988 , date:  "2015-07-15 22:32:36" },
  { height:  562655 , difficulty:  1230989 , date:  "2015-07-15 22:33:43" },
  { height:  562656 , difficulty:  1230039 , date:  "2015-07-15 22:33:58" },
  { height:  562657 , difficulty:  1226922 , date:  "2015-07-15 22:34:26" },
  { height:  562658 , difficulty:  1227801 , date:  "2015-07-15 22:38:07" },
  { height:  562659 , difficulty:  1221560 , date:  "2015-07-15 22:38:37" },
  { height:  562660 , difficulty:  1221722 , date:  "2015-07-15 22:38:54" },
  { height:  562661 , difficulty:  1220248 , date:  "2015-07-15 22:42:28" },
  { height:  562662 , difficulty:  1218678 , date:  "2015-07-15 22:43:15" },
  { height:  562663 , difficulty:  1218748 , date:  "2015-07-15 22:46:17" },
  { height:  562664 , difficulty:  1216200 , date:  "2015-07-15 22:46:48" },
  { height:  562665 , difficulty:  1217165 , date:  "2015-07-15 22:47:07" },
  { height:  562666 , difficulty:  1225131 , date:  "2015-07-15 22:50:04" },
  { height:  562667 , difficulty:  1219054 , date:  "2015-07-15 22:50:06" },
  { height:  562668 , difficulty:  1226197 , date:  "2015-07-15 22:51:17" },
  { height:  562669 , difficulty:  1225059 , date:  "2015-07-15 22:55:29" },
  { height:  562670 , difficulty:  1224518 , date:  "2015-07-15 22:56:37" },
  { height:  562671 , difficulty:  1223564 , date:  "2015-07-15 22:56:41" },
  { height:  562672 , difficulty:  1224879 , date:  "2015-07-15 22:58:15" },
  { height:  562673 , difficulty:  1223861 , date:  "2015-07-15 22:58:33" },
  { height:  562674 , difficulty:  1231534 , date:  "2015-07-15 22:58:40" },
  { height:  562675 , difficulty:  1232421 , date:  "2015-07-15 22:58:55" },
  { height:  562676 , difficulty:  1225927 , date:  "2015-07-15 22:59:04" },
  { height:  562677 , difficulty:  1225810 , date:  "2015-07-15 22:59:19" },
  { height:  562678 , difficulty:  1229139 , date:  "2015-07-15 22:59:41" },
  { height:  562679 , difficulty:  1230992 , date:  "2015-07-15 23:00:59" },
  { height:  562680 , difficulty:  1225927 , date:  "2015-07-15 23:03:43" },
  { height:  562681 , difficulty:  1227087 , date:  "2015-07-15 23:04:20" },
  { height:  562682 , difficulty:  1228883 , date:  "2015-07-15 23:04:21" },
  { height:  562683 , difficulty:  1228650 , date:  "2015-07-15 23:05:59" },
  { height:  562684 , difficulty:  1230327 , date:  "2015-07-15 23:06:02" },
  { height:  562685 , difficulty:  1230910 , date:  "2015-07-15 23:07:03" },
  { height:  562686 , difficulty:  1231056 , date:  "2015-07-15 23:08:24" },
  { height:  562687 , difficulty:  1231282 , date:  "2015-07-15 23:10:25" },
  { height:  562688 , difficulty:  1232187 , date:  "2015-07-15 23:10:42" },
  { height:  562689 , difficulty:  1231137 , date:  "2015-07-15 23:10:48" },
  { height:  562690 , difficulty:  1231387 , date:  "2015-07-15 23:11:05" },
  { height:  562691 , difficulty:  1232097 , date:  "2015-07-15 23:11:30" },
  { height:  562692 , difficulty:  1227539 , date:  "2015-07-15 23:11:31" },
  { height:  562693 , difficulty:  1232643 , date:  "2015-07-15 23:11:41" },
  { height:  562694 , difficulty:  1234420 , date:  "2015-07-15 23:12:05" },
  { height:  562695 , difficulty:  1232521 , date:  "2015-07-15 23:12:39" },
  { height:  562696 , difficulty:  1235708 , date:  "2015-07-15 23:13:45" },
  { height:  562697 , difficulty:  1231891 , date:  "2015-07-15 23:13:45" },
  { height:  562698 , difficulty:  1238019 , date:  "2015-07-15 23:13:50" },
  { height:  562699 , difficulty:  1237561 , date:  "2015-07-15 23:14:23" },
  { height:  562700 , difficulty:  1236316 , date:  "2015-07-15 23:15:11" },
  { height:  562701 , difficulty:  1237010 , date:  "2015-07-15 23:15:16" },
  { height:  562702 , difficulty:  1237633 , date:  "2015-07-15 23:15:22" },
  { height:  562703 , difficulty:  1238534 , date:  "2015-07-15 23:17:15" },
  { height:  562704 , difficulty:  1233769 , date:  "2015-07-15 23:19:28" },
  { height:  562705 , difficulty:  1229286 , date:  "2015-07-15 23:19:35" },
  { height:  562706 , difficulty:  1228015 , date:  "2015-07-15 23:20:34" },
  { height:  562707 , difficulty:  1227961 , date:  "2015-07-15 23:22:01" },
  { height:  562708 , difficulty:  1226526 , date:  "2015-07-15 23:22:15" },
  { height:  562709 , difficulty:  1228395 , date:  "2015-07-15 23:23:49" },
  { height:  562710 , difficulty:  1227619 , date:  "2015-07-15 23:24:31" },
  { height:  562711 , difficulty:  1227543 , date:  "2015-07-15 23:25:48" },
  { height:  562712 , difficulty:  1234032 , date:  "2015-07-15 23:25:51" },
  { height:  562713 , difficulty:  1232480 , date:  "2015-07-15 23:26:20" },
  { height:  562714 , difficulty:  1232420 , date:  "2015-07-15 23:26:23" },
  { height:  562715 , difficulty:  1237804 , date:  "2015-07-15 23:27:01" },
  { height:  562716 , difficulty:  1237111 , date:  "2015-07-15 23:28:29" },
  { height:  562717 , difficulty:  1240064 , date:  "2015-07-15 23:28:34" },
  { height:  562718 , difficulty:  1240026 , date:  "2015-07-15 23:29:25" },
  { height:  562719 , difficulty:  1242300 , date:  "2015-07-15 23:30:18" },
  { height:  562720 , difficulty:  1237205 , date:  "2015-07-15 23:30:23" },
  { height:  562721 , difficulty:  1237423 , date:  "2015-07-15 23:30:43" },
  { height:  562722 , difficulty:  1237428 , date:  "2015-07-15 23:32:48" },
  { height:  562723 , difficulty:  1238932 , date:  "2015-07-15 23:33:19" },
  { height:  562724 , difficulty:  1238087 , date:  "2015-07-15 23:33:58" },
  { height:  562725 , difficulty:  1238069 , date:  "2015-07-15 23:35:21" },
  { height:  562726 , difficulty:  1238781 , date:  "2015-07-15 23:35:52" },
  { height:  562727 , difficulty:  1243907 , date:  "2015-07-15 23:36:41" },
  { height:  562728 , difficulty:  1243124 , date:  "2015-07-15 23:37:24" },
  { height:  562729 , difficulty:  1245001 , date:  "2015-07-15 23:39:26" },
  { height:  562730 , difficulty:  1244251 , date:  "2015-07-15 23:39:28" },
  { height:  562731 , difficulty:  1244656 , date:  "2015-07-15 23:39:51" },
  { height:  562732 , difficulty:  1248305 , date:  "2015-07-15 23:42:36" },
  { height:  562733 , difficulty:  1249217 , date:  "2015-07-15 23:43:05" },
  { height:  562734 , difficulty:  1243960 , date:  "2015-07-15 23:43:44" },
  { height:  562735 , difficulty:  1244022 , date:  "2015-07-15 23:43:59" },
  { height:  562736 , difficulty:  1243719 , date:  "2015-07-15 23:44:21" },
  { height:  562737 , difficulty:  1237338 , date:  "2015-07-15 23:48:20" },
  { height:  562738 , difficulty:  1238899 , date:  "2015-07-15 23:48:25" },
  { height:  562739 , difficulty:  1232664 , date:  "2015-07-15 23:48:56" },
  { height:  562740 , difficulty:  1235743 , date:  "2015-07-15 23:50:26" },
  { height:  562741 , difficulty:  1235102 , date:  "2015-07-15 23:51:46" },
  { height:  562742 , difficulty:  1231060 , date:  "2015-07-15 23:51:49" },
  { height:  562743 , difficulty:  1231185 , date:  "2015-07-15 23:53:07" },
  { height:  562744 , difficulty:  1235407 , date:  "2015-07-15 23:53:12" },
  { height:  562745 , difficulty:  1230871 , date:  "2015-07-15 23:53:41" },
  { height:  562746 , difficulty:  1228523 , date:  "2015-07-15 23:54:12" },
  { height:  562747 , difficulty:  1237875 , date:  "2015-07-15 23:54:19" },
  { height:  562748 , difficulty:  1235538 , date:  "2015-07-15 23:56:11" },
  { height:  562749 , difficulty:  1237983 , date:  "2015-07-15 23:56:23" },
  { height:  562750 , difficulty:  1237898 , date:  "2015-07-15 23:56:27" },
  { height:  562751 , difficulty:  1238724 , date:  "2015-07-15 23:56:40" },
  { height:  562752 , difficulty:  1239645 , date:  "2015-07-15 23:56:42" },
  { height:  562753 , difficulty:  1241724 , date:  "2015-07-15 23:58:49" },
  { height:  562754 , difficulty:  1242357 , date:  "2015-07-15 23:59:07" },
  { height:  562755 , difficulty:  1241949 , date:  "2015-07-16 00:00:51" },
  { height:  562756 , difficulty:  1237742 , date:  "2015-07-16 00:01:00" },
  { height:  562757 , difficulty:  1243291 , date:  "2015-07-16 00:02:23" },
  { height:  562758 , difficulty:  1244592 , date:  "2015-07-16 00:02:26" },
  { height:  562759 , difficulty:  1244403 , date:  "2015-07-16 00:03:58" },
  { height:  562760 , difficulty:  1246548 , date:  "2015-07-16 00:04:02" },
  { height:  562761 , difficulty:  1245562 , date:  "2015-07-16 00:04:48" },
  { height:  562762 , difficulty:  1244943 , date:  "2015-07-16 00:05:09" },
  { height:  562763 , difficulty:  1241634 , date:  "2015-07-16 00:05:26" },
  { height:  562764 , difficulty:  1243266 , date:  "2015-07-16 00:05:35" },
  { height:  562765 , difficulty:  1247380 , date:  "2015-07-16 00:05:58" },
  { height:  562766 , difficulty:  1247086 , date:  "2015-07-16 00:06:02" },
  { height:  562767 , difficulty:  1254174 , date:  "2015-07-16 00:06:22" },
  { height:  562768 , difficulty:  1255087 , date:  "2015-07-16 00:07:50" },
  { height:  562769 , difficulty:  1256091 , date:  "2015-07-16 00:08:57" },
  { height:  562770 , difficulty:  1258211 , date:  "2015-07-16 00:09:44" },
  { height:  562771 , difficulty:  1257543 , date:  "2015-07-16 00:10:27" },
  { height:  562772 , difficulty:  1268299 , date:  "2015-07-16 00:11:07" },
  { height:  562773 , difficulty:  1268526 , date:  "2015-07-16 00:11:53" },
  { height:  562774 , difficulty:  1272298 , date:  "2015-07-16 00:12:05" },
  { height:  562775 , difficulty:  1271180 , date:  "2015-07-16 00:12:09" },
  { height:  562776 , difficulty:  1272522 , date:  "2015-07-16 00:12:19" },
  { height:  562777 , difficulty:  1276621 , date:  "2015-07-16 00:12:48" },
  { height:  562778 , difficulty:  1277754 , date:  "2015-07-16 00:13:21" },
  { height:  562779 , difficulty:  1275865 , date:  "2015-07-16 00:13:39" },
  { height:  562780 , difficulty:  1276568 , date:  "2015-07-16 00:15:17" },
  { height:  562781 , difficulty:  1280216 , date:  "2015-07-16 00:15:43" },
  { height:  562782 , difficulty:  1283891 , date:  "2015-07-16 00:16:06" },
  { height:  562783 , difficulty:  1280696 , date:  "2015-07-16 00:16:40" },
  { height:  562784 , difficulty:  1287239 , date:  "2015-07-16 00:17:35" },
  { height:  562785 , difficulty:  1283763 , date:  "2015-07-16 00:17:37" },
  { height:  562786 , difficulty:  1293201 , date:  "2015-07-16 00:20:37" },
  { height:  562787 , difficulty:  1296280 , date:  "2015-07-16 00:22:42" },
  { height:  562788 , difficulty:  1297502 , date:  "2015-07-16 00:22:47" },
  { height:  562789 , difficulty:  1296473 , date:  "2015-07-16 00:23:39" },
  { height:  562790 , difficulty:  1299789 , date:  "2015-07-16 00:24:53" },
  { height:  562791 , difficulty:  1306334 , date:  "2015-07-16 00:24:55" },
  { height:  562792 , difficulty:  1304977 , date:  "2015-07-16 00:25:02" },
  { height:  562793 , difficulty:  1309962 , date:  "2015-07-16 00:26:00" },
  { height:  562794 , difficulty:  1309812 , date:  "2015-07-16 00:26:03" },
  { height:  562795 , difficulty:  1312090 , date:  "2015-07-16 00:26:42" },
  { height:  562796 , difficulty:  1312180 , date:  "2015-07-16 00:27:50" },
  { height:  562797 , difficulty:  1311867 , date:  "2015-07-16 00:28:49" },
  { height:  562798 , difficulty:  1307893 , date:  "2015-07-16 00:32:54" },
  { height:  562799 , difficulty:  1307150 , date:  "2015-07-16 00:32:58" },
  { height:  562800 , difficulty:  1313000 , date:  "2015-07-16 00:33:02" },
  { height:  562801 , difficulty:  1310468 , date:  "2015-07-16 00:36:00" },
  { height:  562802 , difficulty:  1318332 , date:  "2015-07-16 00:36:01" },
  { height:  562803 , difficulty:  1320563 , date:  "2015-07-16 00:36:56" },
  { height:  562804 , difficulty:  1319893 , date:  "2015-07-16 00:38:01" },
  { height:  562805 , difficulty:  1315684 , date:  "2015-07-16 00:39:59" },
  { height:  562806 , difficulty:  1315866 , date:  "2015-07-16 00:42:09" },
  { height:  562807 , difficulty:  1316902 , date:  "2015-07-16 00:43:17" },
  { height:  562808 , difficulty:  1310870 , date:  "2015-07-16 00:43:20" },
  { height:  562809 , difficulty:  1312433 , date:  "2015-07-16 00:45:59" },
  { height:  562810 , difficulty:  1312174 , date:  "2015-07-16 00:46:02" },
  { height:  562811 , difficulty:  1312196 , date:  "2015-07-16 00:46:42" },
  { height:  562812 , difficulty:  1312900 , date:  "2015-07-16 00:46:59" },
  { height:  562813 , difficulty:  1309000 , date:  "2015-07-16 00:49:02" },
  { height:  562814 , difficulty:  1309359 , date:  "2015-07-16 00:51:25" },
  { height:  562815 , difficulty:  1311512 , date:  "2015-07-16 00:51:28" },
  { height:  562816 , difficulty:  1308088 , date:  "2015-07-16 00:51:55" },
  { height:  562817 , difficulty:  1306873 , date:  "2015-07-16 00:53:12" },
  { height:  562818 , difficulty:  1306928 , date:  "2015-07-16 00:55:50" },
  { height:  562819 , difficulty:  1310512 , date:  "2015-07-16 00:56:15" },
  { height:  562820 , difficulty:  1313164 , date:  "2015-07-16 00:58:14" },
  { height:  562821 , difficulty:  1312305 , date:  "2015-07-16 00:58:28" },
  { height:  562822 , difficulty:  1315238 , date:  "2015-07-16 01:01:39" },
  { height:  562823 , difficulty:  1315091 , date:  "2015-07-16 01:01:41" },
  { height:  562824 , difficulty:  1312313 , date:  "2015-07-16 01:02:05" },
  { height:  562825 , difficulty:  1312411 , date:  "2015-07-16 01:03:26" },
  { height:  562826 , difficulty:  1313194 , date:  "2015-07-16 01:03:57" },
  { height:  562827 , difficulty:  1313535 , date:  "2015-07-16 01:04:56" },
  { height:  562828 , difficulty:  1313631 , date:  "2015-07-16 01:05:37" },
  { height:  562829 , difficulty:  1310466 , date:  "2015-07-16 01:05:39" },
  { height:  562830 , difficulty:  1309921 , date:  "2015-07-16 01:06:06" },
  { height:  562831 , difficulty:  1310578 , date:  "2015-07-16 01:06:22" },
  { height:  562832 , difficulty:  1310989 , date:  "2015-07-16 01:08:38" },
  { height:  562833 , difficulty:  1307969 , date:  "2015-07-16 01:08:51" },
  { height:  562834 , difficulty:  1309559 , date:  "2015-07-16 01:08:53" },
  { height:  562835 , difficulty:  1306151 , date:  "2015-07-16 01:09:39" },
  { height:  562836 , difficulty:  1312439 , date:  "2015-07-16 01:09:45" },
  { height:  562837 , difficulty:  1310739 , date:  "2015-07-16 01:10:51" },
  { height:  562838 , difficulty:  1315283 , date:  "2015-07-16 01:11:20" },
  { height:  562839 , difficulty:  1317169 , date:  "2015-07-16 01:12:41" },
  { height:  562840 , difficulty:  1317075 , date:  "2015-07-16 01:14:46" },
  { height:  562841 , difficulty:  1319050 , date:  "2015-07-16 01:14:52" },
  { height:  562842 , difficulty:  1319807 , date:  "2015-07-16 01:18:11" },
  { height:  562843 , difficulty:  1319364 , date:  "2015-07-16 01:18:58" },
  { height:  562844 , difficulty:  1321408 , date:  "2015-07-16 01:22:43" },
  { height:  562845 , difficulty:  1321009 , date:  "2015-07-16 01:22:53" },
  { height:  562846 , difficulty:  1319966 , date:  "2015-07-16 01:29:17" },
  { height:  562847 , difficulty:  1318395 , date:  "2015-07-16 01:29:34" },
  { height:  562848 , difficulty:  1319133 , date:  "2015-07-16 01:30:12" },
  { height:  562849 , difficulty:  1318896 , date:  "2015-07-16 01:30:28" },
  { height:  562850 , difficulty:  1321357 , date:  "2015-07-16 01:30:48" },
  { height:  562851 , difficulty:  1323738 , date:  "2015-07-16 01:31:16" },
  { height:  562852 , difficulty:  1328600 , date:  "2015-07-16 01:31:50" },
  { height:  562853 , difficulty:  1327930 , date:  "2015-07-16 01:32:17" },
  { height:  562854 , difficulty:  1328652 , date:  "2015-07-16 01:34:49" },
  { height:  562855 , difficulty:  1328214 , date:  "2015-07-16 01:34:52" },
  { height:  562856 , difficulty:  1324951 , date:  "2015-07-16 01:35:06" },
  { height:  562857 , difficulty:  1334636 , date:  "2015-07-16 01:35:42" },
  { height:  562858 , difficulty:  1335219 , date:  "2015-07-16 01:36:06" },
  { height:  562859 , difficulty:  1340348 , date:  "2015-07-16 01:36:10" },
  { height:  562860 , difficulty:  1338480 , date:  "2015-07-16 01:36:25" },
  { height:  562861 , difficulty:  1339239 , date:  "2015-07-16 01:37:32" },
  { height:  562862 , difficulty:  1335691 , date:  "2015-07-16 01:39:52" },
  { height:  562863 , difficulty:  1332546 , date:  "2015-07-16 01:39:56" },
  { height:  562864 , difficulty:  1333546 , date:  "2015-07-16 01:40:06" },
  { height:  562865 , difficulty:  1332721 , date:  "2015-07-16 01:41:15" },
  { height:  562866 , difficulty:  1330918 , date:  "2015-07-16 01:41:37" },
  { height:  562867 , difficulty:  1332811 , date:  "2015-07-16 01:43:01" },
  { height:  562868 , difficulty:  1332998 , date:  "2015-07-16 01:43:30" },
  { height:  562869 , difficulty:  1331920 , date:  "2015-07-16 01:44:50" },
  { height:  562870 , difficulty:  1336267 , date:  "2015-07-16 01:45:58" },
  { height:  562871 , difficulty:  1335194 , date:  "2015-07-16 01:45:59" },
  { height:  562872 , difficulty:  1332797 , date:  "2015-07-16 01:48:37" },
  { height:  562873 , difficulty:  1333296 , date:  "2015-07-16 01:49:28" },
  { height:  562874 , difficulty:  1325201 , date:  "2015-07-16 01:49:29" },
  { height:  562875 , difficulty:  1330568 , date:  "2015-07-16 01:49:58" },
  { height:  562876 , difficulty:  1335290 , date:  "2015-07-16 01:51:33" },
  { height:  562877 , difficulty:  1329525 , date:  "2015-07-16 01:52:29" },
  { height:  562878 , difficulty:  1340403 , date:  "2015-07-16 01:53:37" },
  { height:  562879 , difficulty:  1338649 , date:  "2015-07-16 01:54:05" },
  { height:  562880 , difficulty:  1338604 , date:  "2015-07-16 01:56:01" },
  { height:  562881 , difficulty:  1335313 , date:  "2015-07-16 01:56:08" },
  { height:  562882 , difficulty:  1340280 , date:  "2015-07-16 01:56:47" },
  { height:  562883 , difficulty:  1337895 , date:  "2015-07-16 01:58:00" },
  { height:  562884 , difficulty:  1338325 , date:  "2015-07-16 02:00:17" },
  { height:  562885 , difficulty:  1342886 , date:  "2015-07-16 02:01:03" },
  { height:  562886 , difficulty:  1343240 , date:  "2015-07-16 02:01:36" },
  { height:  562887 , difficulty:  1342965 , date:  "2015-07-16 02:01:48" },
  { height:  562888 , difficulty:  1344660 , date:  "2015-07-16 02:03:06" },
  { height:  562889 , difficulty:  1342923 , date:  "2015-07-16 02:08:00" },
  { height:  562890 , difficulty:  1338485 , date:  "2015-07-16 02:10:02" },
  { height:  562891 , difficulty:  1340873 , date:  "2015-07-16 02:10:06" },
  { height:  562892 , difficulty:  1340217 , date:  "2015-07-16 02:10:55" },
  { height:  562893 , difficulty:  1337819 , date:  "2015-07-16 02:12:39" },
  { height:  562894 , difficulty:  1331760 , date:  "2015-07-16 02:14:14" },
  { height:  562895 , difficulty:  1332185 , date:  "2015-07-16 02:16:30" },
  { height:  562896 , difficulty:  1335953 , date:  "2015-07-16 02:16:59" },
  { height:  562897 , difficulty:  1336221 , date:  "2015-07-16 02:18:36" },
  { height:  562898 , difficulty:  1334436 , date:  "2015-07-16 02:18:53" },
  { height:  562899 , difficulty:  1334954 , date:  "2015-07-16 02:21:27" },
  { height:  562900 , difficulty:  1334850 , date:  "2015-07-16 02:22:31" },
  { height:  562901 , difficulty:  1341654 , date:  "2015-07-16 02:22:34" },
  { height:  562902 , difficulty:  1341256 , date:  "2015-07-16 02:22:59" },
  { height:  562903 , difficulty:  1346864 , date:  "2015-07-16 02:23:24" },
  { height:  562904 , difficulty:  1345750 , date:  "2015-07-16 02:25:05" },
  { height:  562905 , difficulty:  1350502 , date:  "2015-07-16 02:25:21" },
  { height:  562906 , difficulty:  1350927 , date:  "2015-07-16 02:26:52" },
  { height:  562907 , difficulty:  1351902 , date:  "2015-07-16 02:27:08" },
  { height:  562908 , difficulty:  1351699 , date:  "2015-07-16 02:27:30" },
  { height:  562909 , difficulty:  1351694 , date:  "2015-07-16 02:28:10" },
  { height:  562910 , difficulty:  1360215 , date:  "2015-07-16 02:28:16" },
  { height:  562911 , difficulty:  1362983 , date:  "2015-07-16 02:32:03" },
  { height:  562912 , difficulty:  1363078 , date:  "2015-07-16 02:32:39" },
  { height:  562913 , difficulty:  1364970 , date:  "2015-07-16 02:33:25" },
  { height:  562914 , difficulty:  1364987 , date:  "2015-07-16 02:33:27" },
  { height:  562915 , difficulty:  1368970 , date:  "2015-07-16 02:35:16" },
  { height:  562916 , difficulty:  1365831 , date:  "2015-07-16 02:35:18" },
  { height:  562917 , difficulty:  1374962 , date:  "2015-07-16 02:35:33" },
  { height:  562918 , difficulty:  1366922 , date:  "2015-07-16 02:38:02" },
  { height:  562919 , difficulty:  1368088 , date:  "2015-07-16 02:38:07" },
  { height:  562920 , difficulty:  1360522 , date:  "2015-07-16 02:44:08" },
  { height:  562921 , difficulty:  1363054 , date:  "2015-07-16 02:44:14" },
  { height:  562922 , difficulty:  1348570 , date:  "2015-07-16 02:44:41" },
  { height:  562923 , difficulty:  1352526 , date:  "2015-07-16 02:44:54" },
  { height:  562924 , difficulty:  1351281 , date:  "2015-07-16 02:45:26" },
  { height:  562925 , difficulty:  1352135 , date:  "2015-07-16 02:46:58" },
  { height:  562926 , difficulty:  1353707 , date:  "2015-07-16 02:48:45" },
  { height:  562927 , difficulty:  1361984 , date:  "2015-07-16 02:48:51" },
  { height:  562928 , difficulty:  1366591 , date:  "2015-07-16 02:49:12" },
  { height:  562929 , difficulty:  1367050 , date:  "2015-07-16 02:50:57" },
  { height:  562930 , difficulty:  1361063 , date:  "2015-07-16 02:51:04" },
  { height:  562931 , difficulty:  1368703 , date:  "2015-07-16 02:51:57" },
  { height:  562932 , difficulty:  1368852 , date:  "2015-07-16 02:52:00" },
  { height:  562933 , difficulty:  1370065 , date:  "2015-07-16 02:58:10" },
  { height:  562934 , difficulty:  1369986 , date:  "2015-07-16 02:58:51" },
  { height:  562935 , difficulty:  1370269 , date:  "2015-07-16 03:00:02" },
  { height:  562936 , difficulty:  1374132 , date:  "2015-07-16 03:01:31" },
  { height:  562937 , difficulty:  1371817 , date:  "2015-07-16 03:01:58" },
  { height:  562938 , difficulty:  1367366 , date:  "2015-07-16 03:02:04" },
  { height:  562939 , difficulty:  1367932 , date:  "2015-07-16 03:07:13" },
  { height:  562940 , difficulty:  1369052 , date:  "2015-07-16 03:07:52" },
  { height:  562941 , difficulty:  1367381 , date:  "2015-07-16 03:09:06" },
  { height:  562942 , difficulty:  1371886 , date:  "2015-07-16 03:11:04" },
  { height:  562943 , difficulty:  1369181 , date:  "2015-07-16 03:11:05" },
  { height:  562944 , difficulty:  1370155 , date:  "2015-07-16 03:13:04" },
  { height:  562945 , difficulty:  1369154 , date:  "2015-07-16 03:13:06" },
  { height:  562946 , difficulty:  1366799 , date:  "2015-07-16 03:13:59" },
  { height:  562947 , difficulty:  1367480 , date:  "2015-07-16 03:15:16" },
  { height:  562948 , difficulty:  1362742 , date:  "2015-07-16 03:17:55" },
  { height:  562949 , difficulty:  1362898 , date:  "2015-07-16 03:18:19" },
  { height:  562950 , difficulty:  1365123 , date:  "2015-07-16 03:18:26" },
  { height:  562951 , difficulty:  1365070 , date:  "2015-07-16 03:19:05" },
  { height:  562952 , difficulty:  1362865 , date:  "2015-07-16 03:19:35" },
  { height:  562953 , difficulty:  1360904 , date:  "2015-07-16 03:20:14" },
  { height:  562954 , difficulty:  1359529 , date:  "2015-07-16 03:20:38" },
  { height:  562955 , difficulty:  1359923 , date:  "2015-07-16 03:21:03" },
  { height:  562956 , difficulty:  1357117 , date:  "2015-07-16 03:21:24" },
  { height:  562957 , difficulty:  1357240 , date:  "2015-07-16 03:23:50" },
  { height:  562958 , difficulty:  1360964 , date:  "2015-07-16 03:24:13" },
  { height:  562959 , difficulty:  1359460 , date:  "2015-07-16 03:24:31" },
  { height:  562960 , difficulty:  1354148 , date:  "2015-07-16 03:25:33" },
  { height:  562961 , difficulty:  1353268 , date:  "2015-07-16 03:26:30" },
  { height:  562962 , difficulty:  1353803 , date:  "2015-07-16 03:28:41" },
  { height:  562963 , difficulty:  1354127 , date:  "2015-07-16 03:28:42" },
  { height:  562964 , difficulty:  1351499 , date:  "2015-07-16 03:29:14" },
  { height:  562965 , difficulty:  1340530 , date:  "2015-07-16 03:29:44" },
  { height:  562966 , difficulty:  1337624 , date:  "2015-07-16 03:31:36" },
  { height:  562967 , difficulty:  1338066 , date:  "2015-07-16 03:31:43" },
  { height:  562968 , difficulty:  1336919 , date:  "2015-07-16 03:32:01" },
  { height:  562969 , difficulty:  1334512 , date:  "2015-07-16 03:32:24" },
  { height:  562970 , difficulty:  1333922 , date:  "2015-07-16 03:32:37" },
  { height:  562971 , difficulty:  1328825 , date:  "2015-07-16 03:32:51" },
  { height:  562972 , difficulty:  1328054 , date:  "2015-07-16 03:33:08" },
  { height:  562973 , difficulty:  1324926 , date:  "2015-07-16 03:35:47" },
  { height:  562974 , difficulty:  1327546 , date:  "2015-07-16 03:35:50" },
  { height:  562975 , difficulty:  1322985 , date:  "2015-07-16 03:35:51" },
  { height:  562976 , difficulty:  1325913 , date:  "2015-07-16 03:38:13" },
  { height:  562977 , difficulty:  1326358 , date:  "2015-07-16 03:38:17" },
  { height:  562978 , difficulty:  1326483 , date:  "2015-07-16 03:39:02" },
  { height:  562979 , difficulty:  1325911 , date:  "2015-07-16 03:40:14" },
  { height:  562980 , difficulty:  1322831 , date:  "2015-07-16 03:40:56" },
  { height:  562981 , difficulty:  1324569 , date:  "2015-07-16 03:41:18" },
  { height:  562982 , difficulty:  1323093 , date:  "2015-07-16 03:42:12" },
  { height:  562983 , difficulty:  1324557 , date:  "2015-07-16 03:42:26" },
  { height:  562984 , difficulty:  1326025 , date:  "2015-07-16 03:43:07" },
  { height:  562985 , difficulty:  1328772 , date:  "2015-07-16 03:44:52" },
  { height:  562986 , difficulty:  1328987 , date:  "2015-07-16 03:47:46" },
  { height:  562987 , difficulty:  1320675 , date:  "2015-07-16 03:47:52" },
  { height:  562988 , difficulty:  1319871 , date:  "2015-07-16 03:50:01" },
  { height:  562989 , difficulty:  1321361 , date:  "2015-07-16 03:50:04" },
  { height:  562990 , difficulty:  1330048 , date:  "2015-07-16 03:50:49" },
  { height:  562991 , difficulty:  1326231 , date:  "2015-07-16 03:51:36" },
  { height:  562992 , difficulty:  1329096 , date:  "2015-07-16 03:51:39" },
  { height:  562993 , difficulty:  1330160 , date:  "2015-07-16 03:51:41" },
  { height:  562994 , difficulty:  1324766 , date:  "2015-07-16 03:52:16" },
  { height:  562995 , difficulty:  1329194 , date:  "2015-07-16 03:52:54" },
  { height:  562996 , difficulty:  1317234 , date:  "2015-07-16 03:53:18" },
  { height:  562997 , difficulty:  1317868 , date:  "2015-07-16 03:53:45" },
  { height:  562998 , difficulty:  1319455 , date:  "2015-07-16 03:58:56" },
  { height:  562999 , difficulty:  1319399 , date:  "2015-07-16 03:59:21" },
  { height:  563000 , difficulty:  1318714 , date:  "2015-07-16 03:59:43" },
  { height:  563001 , difficulty:  1317015 , date:  "2015-07-16 04:01:43" },
  { height:  563002 , difficulty:  1317151 , date:  "2015-07-16 04:01:49" },
  { height:  563003 , difficulty:  1320205 , date:  "2015-07-16 04:01:54" },
  { height:  563004 , difficulty:  1320418 , date:  "2015-07-16 04:02:58" },
  { height:  563005 , difficulty:  1317266 , date:  "2015-07-16 04:03:30" },
  { height:  563006 , difficulty:  1319262 , date:  "2015-07-16 04:06:00" },
  { height:  563007 , difficulty:  1318349 , date:  "2015-07-16 04:07:35" },
  { height:  563008 , difficulty:  1319468 , date:  "2015-07-16 04:07:40" },
  { height:  563009 , difficulty:  1311647 , date:  "2015-07-16 04:09:35" },
  { height:  563010 , difficulty:  1310597 , date:  "2015-07-16 04:10:42" },
  { height:  563011 , difficulty:  1311011 , date:  "2015-07-16 04:10:43" },
  { height:  563012 , difficulty:  1308924 , date:  "2015-07-16 04:11:25" },
  { height:  563013 , difficulty:  1309642 , date:  "2015-07-16 04:11:29" },
  { height:  563014 , difficulty:  1310085 , date:  "2015-07-16 04:13:22" },
  { height:  563015 , difficulty:  1300450 , date:  "2015-07-16 04:17:13" },
  { height:  563016 , difficulty:  1301157 , date:  "2015-07-16 04:18:00" },
  { height:  563017 , difficulty:  1299666 , date:  "2015-07-16 04:18:07" },
  { height:  563018 , difficulty:  1298379 , date:  "2015-07-16 04:18:13" },
  { height:  563019 , difficulty:  1300100 , date:  "2015-07-16 04:19:53" },
  { height:  563020 , difficulty:  1300423 , date:  "2015-07-16 04:19:57" },
  { height:  563021 , difficulty:  1301691 , date:  "2015-07-16 04:20:49" },
  { height:  563022 , difficulty:  1300722 , date:  "2015-07-16 04:20:52" },
  { height:  563023 , difficulty:  1299523 , date:  "2015-07-16 04:22:30" },
  { height:  563024 , difficulty:  1294492 , date:  "2015-07-16 04:22:33" },
  { height:  563025 , difficulty:  1294228 , date:  "2015-07-16 04:22:37" },
  { height:  563026 , difficulty:  1296517 , date:  "2015-07-16 04:22:56" },
  { height:  563027 , difficulty:  1296108 , date:  "2015-07-16 04:22:57" },
  { height:  563028 , difficulty:  1296178 , date:  "2015-07-16 04:24:25" },
  { height:  563029 , difficulty:  1295226 , date:  "2015-07-16 04:25:51" },
  { height:  563030 , difficulty:  1295958 , date:  "2015-07-16 04:26:19" },
  { height:  563031 , difficulty:  1296613 , date:  "2015-07-16 04:26:24" },
  { height:  563032 , difficulty:  1297151 , date:  "2015-07-16 04:29:16" },
  { height:  563033 , difficulty:  1293758 , date:  "2015-07-16 04:31:11" },
  { height:  563034 , difficulty:  1293331 , date:  "2015-07-16 04:34:21" },
  { height:  563035 , difficulty:  1302571 , date:  "2015-07-16 04:36:36" },
  { height:  563036 , difficulty:  1303936 , date:  "2015-07-16 04:36:46" },
  { height:  563037 , difficulty:  1302235 , date:  "2015-07-16 04:37:56" },
  { height:  563038 , difficulty:  1299259 , date:  "2015-07-16 04:39:18" },
  { height:  563039 , difficulty:  1301363 , date:  "2015-07-16 04:39:52" },
  { height:  563040 , difficulty:  1302147 , date:  "2015-07-16 04:40:07" },
  { height:  563041 , difficulty:  1303052 , date:  "2015-07-16 04:40:59" },
  { height:  563042 , difficulty:  1302897 , date:  "2015-07-16 04:43:42" },
  { height:  563043 , difficulty:  1304134 , date:  "2015-07-16 04:44:04" },
  { height:  563044 , difficulty:  1304917 , date:  "2015-07-16 04:45:41" },
  { height:  563045 , difficulty:  1305007 , date:  "2015-07-16 04:46:17" },
  { height:  563046 , difficulty:  1306727 , date:  "2015-07-16 04:47:05" },
  { height:  563047 , difficulty:  1311825 , date:  "2015-07-16 04:50:12" },
  { height:  563048 , difficulty:  1311517 , date:  "2015-07-16 04:50:40" },
  { height:  563049 , difficulty:  1308048 , date:  "2015-07-16 04:52:28" },
  { height:  563050 , difficulty:  1309645 , date:  "2015-07-16 04:52:53" },
  { height:  563051 , difficulty:  1311733 , date:  "2015-07-16 04:53:19" },
  { height:  563052 , difficulty:  1309911 , date:  "2015-07-16 04:54:49" },
  { height:  563053 , difficulty:  1310793 , date:  "2015-07-16 04:56:02" },
  { height:  563054 , difficulty:  1312057 , date:  "2015-07-16 04:56:33" },
  { height:  563055 , difficulty:  1309780 , date:  "2015-07-16 04:56:34" },
  { height:  563056 , difficulty:  1313358 , date:  "2015-07-16 04:56:53" },
  { height:  563057 , difficulty:  1315499 , date:  "2015-07-16 04:56:59" },
  { height:  563058 , difficulty:  1313850 , date:  "2015-07-16 04:57:08" },
  { height:  563059 , difficulty:  1317576 , date:  "2015-07-16 04:57:27" },
  { height:  563060 , difficulty:  1317475 , date:  "2015-07-16 05:00:16" },
  { height:  563061 , difficulty:  1317039 , date:  "2015-07-16 05:00:31" },
  { height:  563062 , difficulty:  1311520 , date:  "2015-07-16 05:01:07" },
  { height:  563063 , difficulty:  1313383 , date:  "2015-07-16 05:03:01" },
  { height:  563064 , difficulty:  1314214 , date:  "2015-07-16 05:03:02" },
  { height:  563065 , difficulty:  1316543 , date:  "2015-07-16 05:03:03" },
  { height:  563066 , difficulty:  1318443 , date:  "2015-07-16 05:03:37" },
  { height:  563067 , difficulty:  1324898 , date:  "2015-07-16 05:04:08" },
  { height:  563068 , difficulty:  1325296 , date:  "2015-07-16 05:05:55" },
  { height:  563069 , difficulty:  1326005 , date:  "2015-07-16 05:08:53" },
  { height:  563070 , difficulty:  1336447 , date:  "2015-07-16 05:09:11" },
  { height:  563071 , difficulty:  1336649 , date:  "2015-07-16 05:10:44" },
  { height:  563072 , difficulty:  1336276 , date:  "2015-07-16 05:11:00" },
  { height:  563073 , difficulty:  1335709 , date:  "2015-07-16 05:12:21" },
  { height:  563074 , difficulty:  1324461 , date:  "2015-07-16 05:12:29" },
  { height:  563075 , difficulty:  1325455 , date:  "2015-07-16 05:16:08" },
  { height:  563076 , difficulty:  1325051 , date:  "2015-07-16 05:18:12" },
  { height:  563077 , difficulty:  1330998 , date:  "2015-07-16 05:18:15" },
  { height:  563078 , difficulty:  1331624 , date:  "2015-07-16 05:19:05" },
  { height:  563079 , difficulty:  1332365 , date:  "2015-07-16 05:19:49" },
  { height:  563080 , difficulty:  1331494 , date:  "2015-07-16 05:22:34" },
  { height:  563081 , difficulty:  1330655 , date:  "2015-07-16 05:23:03" },
  { height:  563082 , difficulty:  1326247 , date:  "2015-07-16 05:23:06" },
  { height:  563083 , difficulty:  1322909 , date:  "2015-07-16 05:23:20" },
  { height:  563084 , difficulty:  1324285 , date:  "2015-07-16 05:23:26" },
  { height:  563085 , difficulty:  1323108 , date:  "2015-07-16 05:23:43" },
  { height:  563086 , difficulty:  1323277 , date:  "2015-07-16 05:24:42" },
  { height:  563087 , difficulty:  1324606 , date:  "2015-07-16 05:28:12" },
  { height:  563088 , difficulty:  1332147 , date:  "2015-07-16 05:28:26" },
  { height:  563089 , difficulty:  1332312 , date:  "2015-07-16 05:28:43" },
  { height:  563090 , difficulty:  1328506 , date:  "2015-07-16 05:29:04" },
  { height:  563091 , difficulty:  1321627 , date:  "2015-07-16 05:29:40" },
  { height:  563092 , difficulty:  1320360 , date:  "2015-07-16 05:30:06" },
  { height:  563093 , difficulty:  1320663 , date:  "2015-07-16 05:31:19" },
  { height:  563094 , difficulty:  1323770 , date:  "2015-07-16 05:32:20" },
  { height:  563095 , difficulty:  1320425 , date:  "2015-07-16 05:32:22" },
  { height:  563096 , difficulty:  1322312 , date:  "2015-07-16 05:34:04" },
  { height:  563097 , difficulty:  1321783 , date:  "2015-07-16 05:34:07" },
  { height:  563098 , difficulty:  1328575 , date:  "2015-07-16 05:41:17" },
  { height:  563099 , difficulty:  1327448 , date:  "2015-07-16 05:41:23" },
  { height:  563100 , difficulty:  1328057 , date:  "2015-07-16 05:42:09" },
  { height:  563101 , difficulty:  1332397 , date:  "2015-07-16 05:43:05" },
  { height:  563102 , difficulty:  1341457 , date:  "2015-07-16 05:43:21" },
  { height:  563103 , difficulty:  1343944 , date:  "2015-07-16 05:43:52" },
  { height:  563104 , difficulty:  1342387 , date:  "2015-07-16 05:44:31" },
  { height:  563105 , difficulty:  1339408 , date:  "2015-07-16 05:46:55" },
  { height:  563106 , difficulty:  1340163 , date:  "2015-07-16 05:46:59" },
  { height:  563107 , difficulty:  1341867 , date:  "2015-07-16 05:47:15" },
  { height:  563108 , difficulty:  1338525 , date:  "2015-07-16 05:50:18" },
  { height:  563109 , difficulty:  1334336 , date:  "2015-07-16 05:50:21" },
  { height:  563110 , difficulty:  1328273 , date:  "2015-07-16 05:50:23" },
  { height:  563111 , difficulty:  1324371 , date:  "2015-07-16 05:50:31" },
  { height:  563112 , difficulty:  1334960 , date:  "2015-07-16 05:51:01" },
  { height:  563113 , difficulty:  1333548 , date:  "2015-07-16 05:51:26" },
  { height:  563114 , difficulty:  1330777 , date:  "2015-07-16 05:56:45" },
  { height:  563115 , difficulty:  1330063 , date:  "2015-07-16 05:56:51" },
  { height:  563116 , difficulty:  1335617 , date:  "2015-07-16 05:57:14" },
  { height:  563117 , difficulty:  1333808 , date:  "2015-07-16 05:58:27" },
  { height:  563118 , difficulty:  1330883 , date:  "2015-07-16 05:59:30" },
  { height:  563119 , difficulty:  1333213 , date:  "2015-07-16 06:01:18" },
  { height:  563120 , difficulty:  1329831 , date:  "2015-07-16 06:01:44" },
  { height:  563121 , difficulty:  1328935 , date:  "2015-07-16 06:02:33" },
  { height:  563122 , difficulty:  1329594 , date:  "2015-07-16 06:04:00" },
  { height:  563123 , difficulty:  1323599 , date:  "2015-07-16 06:05:14" },
  { height:  563124 , difficulty:  1328651 , date:  "2015-07-16 06:06:31" },
  { height:  563125 , difficulty:  1329659 , date:  "2015-07-16 06:07:21" },
  { height:  563126 , difficulty:  1334401 , date:  "2015-07-16 06:07:58" },
  { height:  563127 , difficulty:  1336515 , date:  "2015-07-16 06:08:52" },
  { height:  563128 , difficulty:  1333353 , date:  "2015-07-16 06:09:13" },
  { height:  563129 , difficulty:  1330946 , date:  "2015-07-16 06:12:32" },
  { height:  563130 , difficulty:  1330797 , date:  "2015-07-16 06:13:40" },
  { height:  563131 , difficulty:  1333906 , date:  "2015-07-16 06:15:10" },
  { height:  563132 , difficulty:  1338171 , date:  "2015-07-16 06:16:22" },
  { height:  563133 , difficulty:  1339713 , date:  "2015-07-16 06:17:27" },
  { height:  563134 , difficulty:  1342082 , date:  "2015-07-16 06:17:52" },
  { height:  563135 , difficulty:  1342256 , date:  "2015-07-16 06:18:50" },
  { height:  563136 , difficulty:  1337525 , date:  "2015-07-16 06:18:52" },
  { height:  563137 , difficulty:  1342450 , date:  "2015-07-16 06:19:53" },
  { height:  563138 , difficulty:  1341635 , date:  "2015-07-16 06:20:01" },
  { height:  563139 , difficulty:  1340042 , date:  "2015-07-16 06:22:33" },
  { height:  563140 , difficulty:  1340491 , date:  "2015-07-16 06:22:37" },
  { height:  563141 , difficulty:  1342784 , date:  "2015-07-16 06:22:40" },
  { height:  563142 , difficulty:  1342529 , date:  "2015-07-16 06:24:30" },
  { height:  563143 , difficulty:  1343282 , date:  "2015-07-16 06:25:06" },
  { height:  563144 , difficulty:  1340062 , date:  "2015-07-16 06:25:22" },
  { height:  563145 , difficulty:  1335414 , date:  "2015-07-16 06:25:53" },
  { height:  563146 , difficulty:  1335176 , date:  "2015-07-16 06:26:26" },
  { height:  563147 , difficulty:  1332069 , date:  "2015-07-16 06:31:05" },
  { height:  563148 , difficulty:  1333882 , date:  "2015-07-16 06:31:09" },
  { height:  563149 , difficulty:  1339011 , date:  "2015-07-16 06:32:50" },
  { height:  563150 , difficulty:  1339136 , date:  "2015-07-16 06:32:56" },
  { height:  563151 , difficulty:  1335077 , date:  "2015-07-16 06:33:22" },
  { height:  563152 , difficulty:  1330692 , date:  "2015-07-16 06:34:09" },
  { height:  563153 , difficulty:  1340033 , date:  "2015-07-16 06:37:24" },
  { height:  563154 , difficulty:  1338364 , date:  "2015-07-16 06:38:07" },
  { height:  563155 , difficulty:  1337434 , date:  "2015-07-16 06:38:37" },
  { height:  563156 , difficulty:  1333245 , date:  "2015-07-16 06:38:45" },
  { height:  563157 , difficulty:  1332587 , date:  "2015-07-16 06:39:43" },
  { height:  563158 , difficulty:  1333816 , date:  "2015-07-16 06:39:44" },
  { height:  563159 , difficulty:  1333750 , date:  "2015-07-16 06:40:04" },
  { height:  563160 , difficulty:  1335198 , date:  "2015-07-16 06:40:19" },
  { height:  563161 , difficulty:  1336845 , date:  "2015-07-16 06:40:42" },
  { height:  563162 , difficulty:  1335457 , date:  "2015-07-16 06:41:22" },
  { height:  563163 , difficulty:  1330906 , date:  "2015-07-16 06:42:15" },
  { height:  563164 , difficulty:  1339046 , date:  "2015-07-16 06:42:18" },
  { height:  563165 , difficulty:  1338718 , date:  "2015-07-16 06:43:03" },
  { height:  563166 , difficulty:  1339085 , date:  "2015-07-16 06:43:10" },
  { height:  563167 , difficulty:  1341353 , date:  "2015-07-16 06:43:26" },
  { height:  563168 , difficulty:  1341432 , date:  "2015-07-16 06:43:51" },
  { height:  563169 , difficulty:  1339905 , date:  "2015-07-16 06:44:35" },
  { height:  563170 , difficulty:  1342449 , date:  "2015-07-16 06:45:36" },
  { height:  563171 , difficulty:  1343502 , date:  "2015-07-16 06:45:38" },
  { height:  563172 , difficulty:  1339828 , date:  "2015-07-16 06:48:32" },
  { height:  563173 , difficulty:  1341860 , date:  "2015-07-16 06:49:25" },
  { height:  563174 , difficulty:  1325686 , date:  "2015-07-16 06:49:47" },
  { height:  563175 , difficulty:  1328226 , date:  "2015-07-16 06:51:19" },
  { height:  563176 , difficulty:  1326890 , date:  "2015-07-16 06:52:52" },
  { height:  563177 , difficulty:  1332974 , date:  "2015-07-16 06:54:56" },
  { height:  563178 , difficulty:  1334678 , date:  "2015-07-16 06:55:29" },
  { height:  563179 , difficulty:  1342305 , date:  "2015-07-16 06:55:39" },
  { height:  563180 , difficulty:  1341372 , date:  "2015-07-16 06:56:16" },
  { height:  563181 , difficulty:  1336818 , date:  "2015-07-16 06:57:17" },
  { height:  563182 , difficulty:  1337129 , date:  "2015-07-16 06:57:51" },
  { height:  563183 , difficulty:  1337245 , date:  "2015-07-16 06:59:30" },
  { height:  563184 , difficulty:  1331716 , date:  "2015-07-16 06:59:34" },
  { height:  563185 , difficulty:  1332432 , date:  "2015-07-16 07:00:24" },
  { height:  563186 , difficulty:  1332831 , date:  "2015-07-16 07:00:53" },
  { height:  563187 , difficulty:  1337242 , date:  "2015-07-16 07:01:22" },
  { height:  563188 , difficulty:  1339651 , date:  "2015-07-16 07:04:12" },
  { height:  563189 , difficulty:  1341480 , date:  "2015-07-16 07:04:17" },
  { height:  563190 , difficulty:  1329597 , date:  "2015-07-16 07:06:54" },
  { height:  563191 , difficulty:  1329729 , date:  "2015-07-16 07:06:56" },
  { height:  563192 , difficulty:  1329370 , date:  "2015-07-16 07:07:41" },
  { height:  563193 , difficulty:  1330882 , date:  "2015-07-16 07:07:56" },
  { height:  563194 , difficulty:  1330011 , date:  "2015-07-16 07:08:19" },
  { height:  563195 , difficulty:  1335333 , date:  "2015-07-16 07:08:29" },
  { height:  563196 , difficulty:  1334611 , date:  "2015-07-16 07:08:47" },
  { height:  563197 , difficulty:  1333758 , date:  "2015-07-16 07:10:30" },
  { height:  563198 , difficulty:  1332908 , date:  "2015-07-16 07:11:52" },
  { height:  563199 , difficulty:  1332587 , date:  "2015-07-16 07:13:47" },
  { height:  563200 , difficulty:  1336747 , date:  "2015-07-16 07:15:06" },
  { height:  563201 , difficulty:  1335982 , date:  "2015-07-16 07:15:13" },
  { height:  563202 , difficulty:  1334849 , date:  "2015-07-16 07:15:42" },
  { height:  563203 , difficulty:  1336722 , date:  "2015-07-16 07:15:46" },
  { height:  563204 , difficulty:  1336816 , date:  "2015-07-16 07:16:00" },
  { height:  563205 , difficulty:  1330066 , date:  "2015-07-16 07:16:04" },
  { height:  563206 , difficulty:  1336415 , date:  "2015-07-16 07:16:21" },
  { height:  563207 , difficulty:  1334855 , date:  "2015-07-16 07:18:01" },
  { height:  563208 , difficulty:  1332428 , date:  "2015-07-16 07:18:40" },
  { height:  563209 , difficulty:  1331508 , date:  "2015-07-16 07:18:49" },
  { height:  563210 , difficulty:  1332928 , date:  "2015-07-16 07:19:40" },
  { height:  563211 , difficulty:  1335622 , date:  "2015-07-16 07:20:24" },
  { height:  563212 , difficulty:  1337739 , date:  "2015-07-16 07:22:30" },
  { height:  563213 , difficulty:  1338284 , date:  "2015-07-16 07:22:33" },
  { height:  563214 , difficulty:  1338327 , date:  "2015-07-16 07:23:52" },
  { height:  563215 , difficulty:  1338521 , date:  "2015-07-16 07:24:02" },
  { height:  563216 , difficulty:  1341686 , date:  "2015-07-16 07:25:19" },
  { height:  563217 , difficulty:  1342023 , date:  "2015-07-16 07:26:26" },
  { height:  563218 , difficulty:  1344068 , date:  "2015-07-16 07:26:30" },
  { height:  563219 , difficulty:  1343119 , date:  "2015-07-16 07:27:02" },
  { height:  563220 , difficulty:  1343059 , date:  "2015-07-16 07:28:16" },
  { height:  563221 , difficulty:  1343576 , date:  "2015-07-16 07:30:34" },
  { height:  563222 , difficulty:  1342577 , date:  "2015-07-16 07:32:02" },
  { height:  563223 , difficulty:  1332205 , date:  "2015-07-16 07:35:45" },
  { height:  563224 , difficulty:  1334390 , date:  "2015-07-16 07:35:53" },
  { height:  563225 , difficulty:  1330968 , date:  "2015-07-16 07:36:01" },
  { height:  563226 , difficulty:  1331286 , date:  "2015-07-16 07:39:55" },
  { height:  563227 , difficulty:  1330573 , date:  "2015-07-16 07:40:17" },
  { height:  563228 , difficulty:  1332906 , date:  "2015-07-16 07:43:42" },
  { height:  563229 , difficulty:  1326545 , date:  "2015-07-16 07:43:52" },
  { height:  563230 , difficulty:  1325210 , date:  "2015-07-16 07:44:48" },
  { height:  563231 , difficulty:  1324935 , date:  "2015-07-16 07:44:54" },
  { height:  563232 , difficulty:  1326199 , date:  "2015-07-16 07:46:01" },
  { height:  563233 , difficulty:  1326630 , date:  "2015-07-16 07:46:04" },
  { height:  563234 , difficulty:  1329645 , date:  "2015-07-16 07:46:48" },
  { height:  563235 , difficulty:  1332020 , date:  "2015-07-16 07:46:52" },
  { height:  563236 , difficulty:  1334366 , date:  "2015-07-16 07:48:58" },
  { height:  563237 , difficulty:  1338840 , date:  "2015-07-16 07:51:00" },
  { height:  563238 , difficulty:  1340523 , date:  "2015-07-16 07:51:06" },
  { height:  563239 , difficulty:  1345735 , date:  "2015-07-16 07:54:21" },
  { height:  563240 , difficulty:  1346089 , date:  "2015-07-16 07:55:04" },
  { height:  563241 , difficulty:  1344842 , date:  "2015-07-16 07:55:26" },
  { height:  563242 , difficulty:  1345692 , date:  "2015-07-16 07:56:25" },
  { height:  563243 , difficulty:  1345809 , date:  "2015-07-16 07:57:13" },
  { height:  563244 , difficulty:  1346036 , date:  "2015-07-16 07:57:39" },
  { height:  563245 , difficulty:  1350204 , date:  "2015-07-16 07:59:30" },
  { height:  563246 , difficulty:  1357172 , date:  "2015-07-16 08:00:50" },
  { height:  563247 , difficulty:  1359512 , date:  "2015-07-16 08:01:07" },
  { height:  563248 , difficulty:  1355626 , date:  "2015-07-16 08:01:17" },
  { height:  563249 , difficulty:  1357754 , date:  "2015-07-16 08:02:24" },
  { height:  563250 , difficulty:  1360253 , date:  "2015-07-16 08:04:50" },
  { height:  563251 , difficulty:  1360103 , date:  "2015-07-16 08:04:52" },
  { height:  563252 , difficulty:  1358840 , date:  "2015-07-16 08:05:46" },
  { height:  563253 , difficulty:  1361684 , date:  "2015-07-16 08:05:49" },
  { height:  563254 , difficulty:  1360799 , date:  "2015-07-16 08:07:59" },
  { height:  563255 , difficulty:  1361808 , date:  "2015-07-16 08:08:04" },
  { height:  563256 , difficulty:  1364477 , date:  "2015-07-16 08:08:49" },
  { height:  563257 , difficulty:  1364229 , date:  "2015-07-16 08:09:24" },
  { height:  563258 , difficulty:  1371238 , date:  "2015-07-16 08:11:44" },
  { height:  563259 , difficulty:  1367491 , date:  "2015-07-16 08:12:04" },
  { height:  563260 , difficulty:  1369234 , date:  "2015-07-16 08:14:29" },
  { height:  563261 , difficulty:  1369244 , date:  "2015-07-16 08:15:26" },
  { height:  563262 , difficulty:  1368572 , date:  "2015-07-16 08:16:15" },
  { height:  563263 , difficulty:  1370968 , date:  "2015-07-16 08:18:47" },
  { height:  563264 , difficulty:  1364984 , date:  "2015-07-16 08:18:49" },
  { height:  563265 , difficulty:  1365259 , date:  "2015-07-16 08:19:06" },
  { height:  563266 , difficulty:  1366833 , date:  "2015-07-16 08:20:21" },
  { height:  563267 , difficulty:  1367045 , date:  "2015-07-16 08:21:02" },
  { height:  563268 , difficulty:  1366773 , date:  "2015-07-16 08:24:30" },
  { height:  563269 , difficulty:  1368069 , date:  "2015-07-16 08:24:31" },
  { height:  563270 , difficulty:  1368479 , date:  "2015-07-16 08:24:35" },
  { height:  563271 , difficulty:  1368473 , date:  "2015-07-16 08:25:15" },
  { height:  563272 , difficulty:  1373814 , date:  "2015-07-16 08:25:43" },
  { height:  563273 , difficulty:  1370420 , date:  "2015-07-16 08:26:18" },
  { height:  563274 , difficulty:  1372704 , date:  "2015-07-16 08:27:04" },
  { height:  563275 , difficulty:  1376779 , date:  "2015-07-16 08:27:10" },
  { height:  563276 , difficulty:  1374074 , date:  "2015-07-16 08:28:24" },
  { height:  563277 , difficulty:  1374070 , date:  "2015-07-16 08:28:28" },
  { height:  563278 , difficulty:  1375842 , date:  "2015-07-16 08:28:39" },
  { height:  563279 , difficulty:  1381736 , date:  "2015-07-16 08:31:40" },
  { height:  563280 , difficulty:  1381861 , date:  "2015-07-16 08:31:45" },
  { height:  563281 , difficulty:  1385655 , date:  "2015-07-16 08:32:37" },
  { height:  563282 , difficulty:  1385462 , date:  "2015-07-16 08:33:05" },
  { height:  563283 , difficulty:  1382608 , date:  "2015-07-16 08:33:18" },
  { height:  563284 , difficulty:  1385992 , date:  "2015-07-16 08:35:20" },
  { height:  563285 , difficulty:  1386265 , date:  "2015-07-16 08:36:06" },
  { height:  563286 , difficulty:  1384774 , date:  "2015-07-16 08:36:44" },
  { height:  563287 , difficulty:  1386156 , date:  "2015-07-16 08:37:04" },
  { height:  563288 , difficulty:  1382627 , date:  "2015-07-16 08:38:23" },
  { height:  563289 , difficulty:  1383848 , date:  "2015-07-16 08:41:26" },
  { height:  563290 , difficulty:  1381026 , date:  "2015-07-16 08:42:03" },
  { height:  563291 , difficulty:  1387654 , date:  "2015-07-16 08:42:23" },
  { height:  563292 , difficulty:  1384874 , date:  "2015-07-16 08:43:54" },
  { height:  563293 , difficulty:  1382959 , date:  "2015-07-16 08:43:56" },
  { height:  563294 , difficulty:  1385424 , date:  "2015-07-16 08:45:08" },
  { height:  563295 , difficulty:  1384365 , date:  "2015-07-16 08:45:29" },
  { height:  563296 , difficulty:  1385922 , date:  "2015-07-16 08:45:34" },
  { height:  563297 , difficulty:  1380946 , date:  "2015-07-16 08:46:16" },
  { height:  563298 , difficulty:  1378754 , date:  "2015-07-16 08:47:06" },
  { height:  563299 , difficulty:  1371961 , date:  "2015-07-16 08:50:54" },
  { height:  563300 , difficulty:  1373876 , date:  "2015-07-16 08:51:27" },
  { height:  563301 , difficulty:  1375788 , date:  "2015-07-16 08:51:31" },
  { height:  563302 , difficulty:  1366794 , date:  "2015-07-16 08:51:33" },
  { height:  563303 , difficulty:  1371883 , date:  "2015-07-16 08:54:34" },
  { height:  563304 , difficulty:  1369065 , date:  "2015-07-16 08:54:38" },
  { height:  563305 , difficulty:  1377389 , date:  "2015-07-16 08:56:02" },
  { height:  563306 , difficulty:  1375414 , date:  "2015-07-16 08:56:42" },
  { height:  563307 , difficulty:  1377676 , date:  "2015-07-16 08:58:48" },
  { height:  563308 , difficulty:  1377877 , date:  "2015-07-16 08:58:49" },
  { height:  563309 , difficulty:  1378923 , date:  "2015-07-16 08:59:13" },
  { height:  563310 , difficulty:  1377592 , date:  "2015-07-16 08:59:17" },
  { height:  563311 , difficulty:  1382018 , date:  "2015-07-16 09:04:07" },
  { height:  563312 , difficulty:  1380851 , date:  "2015-07-16 09:04:34" },
  { height:  563313 , difficulty:  1376411 , date:  "2015-07-16 09:04:39" },
  { height:  563314 , difficulty:  1377029 , date:  "2015-07-16 09:04:52" },
  { height:  563315 , difficulty:  1371358 , date:  "2015-07-16 09:05:27" },
  { height:  563316 , difficulty:  1370948 , date:  "2015-07-16 09:07:15" },
  { height:  563317 , difficulty:  1370577 , date:  "2015-07-16 09:09:07" },
  { height:  563318 , difficulty:  1369768 , date:  "2015-07-16 09:09:13" },
  { height:  563319 , difficulty:  1375405 , date:  "2015-07-16 09:09:35" },
  { height:  563320 , difficulty:  1375830 , date:  "2015-07-16 09:11:04" },
  { height:  563321 , difficulty:  1371731 , date:  "2015-07-16 09:17:58" },
  { height:  563322 , difficulty:  1372389 , date:  "2015-07-16 09:18:04" },
  { height:  563323 , difficulty:  1372973 , date:  "2015-07-16 09:19:42" },
  { height:  563324 , difficulty:  1373433 , date:  "2015-07-16 09:19:48" },
  { height:  563325 , difficulty:  1372132 , date:  "2015-07-16 09:19:55" },
  { height:  563326 , difficulty:  1368573 , date:  "2015-07-16 09:20:20" },
  { height:  563327 , difficulty:  1369642 , date:  "2015-07-16 09:22:13" },
  { height:  563328 , difficulty:  1368597 , date:  "2015-07-16 09:22:50" },
  { height:  563329 , difficulty:  1369914 , date:  "2015-07-16 09:22:51" },
  { height:  563330 , difficulty:  1367635 , date:  "2015-07-16 09:23:10" },
  { height:  563331 , difficulty:  1368262 , date:  "2015-07-16 09:23:52" },
  { height:  563332 , difficulty:  1367826 , date:  "2015-07-16 09:25:48" },
  { height:  563333 , difficulty:  1375487 , date:  "2015-07-16 09:29:30" },
  { height:  563334 , difficulty:  1371349 , date:  "2015-07-16 09:29:33" },
  { height:  563335 , difficulty:  1371483 , date:  "2015-07-16 09:30:29" },
  { height:  563336 , difficulty:  1374501 , date:  "2015-07-16 09:30:50" },
  { height:  563337 , difficulty:  1374364 , date:  "2015-07-16 09:32:05" },
  { height:  563338 , difficulty:  1379972 , date:  "2015-07-16 09:32:10" },
  { height:  563339 , difficulty:  1375377 , date:  "2015-07-16 09:32:23" },
  { height:  563340 , difficulty:  1376317 , date:  "2015-07-16 09:32:30" },
  { height:  563341 , difficulty:  1383013 , date:  "2015-07-16 09:33:20" },
  { height:  563342 , difficulty:  1380322 , date:  "2015-07-16 09:33:23" },
  { height:  563343 , difficulty:  1381780 , date:  "2015-07-16 09:34:07" },
  { height:  563344 , difficulty:  1383810 , date:  "2015-07-16 09:35:13" },
  { height:  563345 , difficulty:  1386784 , date:  "2015-07-16 09:37:25" },
  { height:  563346 , difficulty:  1387039 , date:  "2015-07-16 09:37:40" },
  { height:  563347 , difficulty:  1389494 , date:  "2015-07-16 09:38:32" },
  { height:  563348 , difficulty:  1389350 , date:  "2015-07-16 09:40:01" },
  { height:  563349 , difficulty:  1388452 , date:  "2015-07-16 09:40:27" },
  { height:  563350 , difficulty:  1387437 , date:  "2015-07-16 09:45:12" },
  { height:  563351 , difficulty:  1387824 , date:  "2015-07-16 09:45:30" },
  { height:  563352 , difficulty:  1385687 , date:  "2015-07-16 09:47:29" },
  { height:  563353 , difficulty:  1386672 , date:  "2015-07-16 09:47:32" },
  { height:  563354 , difficulty:  1389655 , date:  "2015-07-16 09:50:06" },
  { height:  563355 , difficulty:  1389236 , date:  "2015-07-16 09:50:08" },
  { height:  563356 , difficulty:  1390815 , date:  "2015-07-16 09:52:16" },
  { height:  563357 , difficulty:  1389010 , date:  "2015-07-16 09:52:30" },
  { height:  563358 , difficulty:  1392144 , date:  "2015-07-16 09:55:32" },
  { height:  563359 , difficulty:  1392004 , date:  "2015-07-16 09:56:30" },
  { height:  563360 , difficulty:  1389787 , date:  "2015-07-16 09:57:55" },
  { height:  563361 , difficulty:  1391488 , date:  "2015-07-16 09:57:56" },
  { height:  563362 , difficulty:  1395158 , date:  "2015-07-16 09:58:57" },
  { height:  563363 , difficulty:  1395307 , date:  "2015-07-16 10:00:53" },
  { height:  563364 , difficulty:  1392583 , date:  "2015-07-16 10:00:46" },
  { height:  563365 , difficulty:  1386095 , date:  "2015-07-16 10:01:03" },
  { height:  563366 , difficulty:  1385870 , date:  "2015-07-16 10:01:59" },
  { height:  563367 , difficulty:  1385382 , date:  "2015-07-16 10:02:02" },
  { height:  563368 , difficulty:  1382379 , date:  "2015-07-16 10:02:06" },
  { height:  563369 , difficulty:  1383525 , date:  "2015-07-16 10:02:07" },
  { height:  563370 , difficulty:  1382262 , date:  "2015-07-16 10:02:21" },
  { height:  563371 , difficulty:  1384335 , date:  "2015-07-16 10:06:17" },
  { height:  563372 , difficulty:  1384403 , date:  "2015-07-16 10:08:44" },
  { height:  563373 , difficulty:  1383161 , date:  "2015-07-16 10:10:29" },
  { height:  563374 , difficulty:  1382723 , date:  "2015-07-16 10:10:43" },
  { height:  563375 , difficulty:  1375754 , date:  "2015-07-16 10:14:46" },
  { height:  563376 , difficulty:  1374877 , date:  "2015-07-16 10:15:11" },
  { height:  563377 , difficulty:  1375196 , date:  "2015-07-16 10:15:31" },
  { height:  563378 , difficulty:  1379850 , date:  "2015-07-16 10:16:46" },
  { height:  563379 , difficulty:  1378170 , date:  "2015-07-16 10:17:47" },
  { height:  563380 , difficulty:  1378533 , date:  "2015-07-16 10:18:21" },
  { height:  563381 , difficulty:  1377795 , date:  "2015-07-16 10:20:09" },
  { height:  563382 , difficulty:  1379929 , date:  "2015-07-16 10:20:29" },
  { height:  563383 , difficulty:  1375724 , date:  "2015-07-16 10:20:46" },
  { height:  563384 , difficulty:  1379692 , date:  "2015-07-16 10:22:41" },
  { height:  563385 , difficulty:  1380676 , date:  "2015-07-16 10:24:26" },
  { height:  563386 , difficulty:  1383866 , date:  "2015-07-16 10:24:30" },
  { height:  563387 , difficulty:  1372675 , date:  "2015-07-16 10:24:41" },
  { height:  563388 , difficulty:  1373011 , date:  "2015-07-16 10:24:45" },
  { height:  563389 , difficulty:  1373181 , date:  "2015-07-16 10:25:22" },
  { height:  563390 , difficulty:  1374412 , date:  "2015-07-16 10:25:55" },
  { height:  563391 , difficulty:  1376749 , date:  "2015-07-16 10:27:38" },
  { height:  563392 , difficulty:  1372891 , date:  "2015-07-16 10:28:48" },
  { height:  563393 , difficulty:  1370708 , date:  "2015-07-16 10:32:44" },
  { height:  563394 , difficulty:  1372783 , date:  "2015-07-16 10:32:45" },
  { height:  563395 , difficulty:  1372350 , date:  "2015-07-16 10:33:12" },
  { height:  563396 , difficulty:  1369869 , date:  "2015-07-16 10:33:16" },
  { height:  563397 , difficulty:  1358823 , date:  "2015-07-16 10:33:33" },
  { height:  563398 , difficulty:  1360019 , date:  "2015-07-16 10:33:37" },
  { height:  563399 , difficulty:  1357967 , date:  "2015-07-16 10:37:22" },
  { height:  563400 , difficulty:  1361180 , date:  "2015-07-16 10:40:44" },
  { height:  563401 , difficulty:  1362341 , date:  "2015-07-16 10:40:48" },
  { height:  563402 , difficulty:  1363488 , date:  "2015-07-16 10:42:00" },
  { height:  563403 , difficulty:  1360984 , date:  "2015-07-16 10:42:46" },
  { height:  563404 , difficulty:  1364501 , date:  "2015-07-16 10:44:00" },
  { height:  563405 , difficulty:  1364755 , date:  "2015-07-16 10:45:31" },
  { height:  563406 , difficulty:  1365122 , date:  "2015-07-16 10:45:37" },
  { height:  563407 , difficulty:  1370143 , date:  "2015-07-16 10:45:57" },
  { height:  563408 , difficulty:  1366937 , date:  "2015-07-16 10:46:32" },
  { height:  563409 , difficulty:  1360044 , date:  "2015-07-16 10:47:38" },
  { height:  563410 , difficulty:  1360726 , date:  "2015-07-16 10:50:02" },
  { height:  563411 , difficulty:  1359629 , date:  "2015-07-16 10:50:47" },
  { height:  563412 , difficulty:  1368345 , date:  "2015-07-16 10:50:50" },
  { height:  563413 , difficulty:  1365842 , date:  "2015-07-16 10:52:30" },
  { height:  563414 , difficulty:  1367109 , date:  "2015-07-16 10:52:34" },
  { height:  563415 , difficulty:  1370364 , date:  "2015-07-16 10:53:32" },
  { height:  563416 , difficulty:  1373478 , date:  "2015-07-16 10:53:35" },
  { height:  563417 , difficulty:  1371889 , date:  "2015-07-16 10:54:50" },
  { height:  563418 , difficulty:  1375101 , date:  "2015-07-16 10:56:39" },
  { height:  563419 , difficulty:  1373815 , date:  "2015-07-16 10:57:02" },
  { height:  563420 , difficulty:  1372621 , date:  "2015-07-16 10:57:21" },
  { height:  563421 , difficulty:  1368930 , date:  "2015-07-16 10:59:25" },
  { height:  563422 , difficulty:  1368873 , date:  "2015-07-16 10:59:40" },
  { height:  563423 , difficulty:  1371488 , date:  "2015-07-16 11:02:13" },
  { height:  563424 , difficulty:  1368732 , date:  "2015-07-16 11:02:15" },
  { height:  563425 , difficulty:  1368130 , date:  "2015-07-16 11:03:09" },
  { height:  563426 , difficulty:  1357845 , date:  "2015-07-16 11:06:21" },
  { height:  563427 , difficulty:  1357481 , date:  "2015-07-16 11:06:27" },
  { height:  563428 , difficulty:  1358033 , date:  "2015-07-16 11:06:43" },
  { height:  563429 , difficulty:  1358856 , date:  "2015-07-16 11:06:57" },
  { height:  563430 , difficulty:  1357184 , date:  "2015-07-16 11:08:13" },
  { height:  563431 , difficulty:  1357710 , date:  "2015-07-16 11:08:22" },
  { height:  563432 , difficulty:  1356234 , date:  "2015-07-16 11:09:46" },
  { height:  563433 , difficulty:  1356058 , date:  "2015-07-16 11:10:56" },
  { height:  563434 , difficulty:  1352869 , date:  "2015-07-16 11:12:21" },
  { height:  563435 , difficulty:  1351059 , date:  "2015-07-16 11:12:22" },
  { height:  563436 , difficulty:  1349822 , date:  "2015-07-16 11:12:59" },
  { height:  563437 , difficulty:  1350828 , date:  "2015-07-16 11:13:05" },
  { height:  563438 , difficulty:  1349418 , date:  "2015-07-16 11:13:08" },
  { height:  563439 , difficulty:  1345894 , date:  "2015-07-16 11:13:24" },
  { height:  563440 , difficulty:  1346742 , date:  "2015-07-16 11:13:58" },
  { height:  563441 , difficulty:  1346749 , date:  "2015-07-16 11:16:46" },
  { height:  563442 , difficulty:  1345614 , date:  "2015-07-16 11:16:50" },
  { height:  563443 , difficulty:  1349041 , date:  "2015-07-16 11:17:26" },
  { height:  563444 , difficulty:  1351642 , date:  "2015-07-16 11:17:44" },
  { height:  563445 , difficulty:  1353603 , date:  "2015-07-16 11:18:40" },
  { height:  563446 , difficulty:  1354919 , date:  "2015-07-16 11:18:42" },
  { height:  563447 , difficulty:  1347677 , date:  "2015-07-16 11:18:49" },
  { height:  563448 , difficulty:  1344070 , date:  "2015-07-16 11:19:15" },
  { height:  563449 , difficulty:  1340774 , date:  "2015-07-16 11:19:48" },
  { height:  563450 , difficulty:  1340587 , date:  "2015-07-16 11:19:58" },
  { height:  563451 , difficulty:  1332117 , date:  "2015-07-16 11:22:22" },
  { height:  563452 , difficulty:  1332428 , date:  "2015-07-16 11:24:59" },
  { height:  563453 , difficulty:  1333069 , date:  "2015-07-16 11:25:22" },
  { height:  563454 , difficulty:  1331142 , date:  "2015-07-16 11:29:26" },
  { height:  563455 , difficulty:  1332673 , date:  "2015-07-16 11:29:39" },
  { height:  563456 , difficulty:  1332541 , date:  "2015-07-16 11:33:48" },
  { height:  563457 , difficulty:  1329571 , date:  "2015-07-16 11:33:51" },
  { height:  563458 , difficulty:  1330249 , date:  "2015-07-16 11:35:48" },
  { height:  563459 , difficulty:  1331793 , date:  "2015-07-16 11:35:49" },
  { height:  563460 , difficulty:  1327806 , date:  "2015-07-16 11:37:49" },
  { height:  563461 , difficulty:  1330700 , date:  "2015-07-16 11:38:44" },
  { height:  563462 , difficulty:  1335304 , date:  "2015-07-16 11:38:48" },
  { height:  563463 , difficulty:  1335208 , date:  "2015-07-16 11:40:11" },
  { height:  563464 , difficulty:  1337112 , date:  "2015-07-16 11:40:44" },
  { height:  563465 , difficulty:  1338607 , date:  "2015-07-16 11:41:08" },
  { height:  563466 , difficulty:  1337570 , date:  "2015-07-16 11:41:09" },
  { height:  563467 , difficulty:  1334137 , date:  "2015-07-16 11:42:57" },
  { height:  563468 , difficulty:  1333799 , date:  "2015-07-16 11:45:25" },
  { height:  563469 , difficulty:  1325362 , date:  "2015-07-16 11:45:43" },
  { height:  563470 , difficulty:  1326847 , date:  "2015-07-16 11:47:51" },
  { height:  563471 , difficulty:  1328444 , date:  "2015-07-16 11:49:02" },
  { height:  563472 , difficulty:  1330555 , date:  "2015-07-16 11:50:54" },
  { height:  563473 , difficulty:  1339057 , date:  "2015-07-16 11:51:12" },
  { height:  563474 , difficulty:  1339145 , date:  "2015-07-16 11:52:01" },
  { height:  563475 , difficulty:  1331058 , date:  "2015-07-16 11:52:04" },
  { height:  563476 , difficulty:  1330261 , date:  "2015-07-16 11:53:18" },
  { height:  563477 , difficulty:  1330224 , date:  "2015-07-16 11:53:23" },
  { height:  563478 , difficulty:  1329672 , date:  "2015-07-16 11:53:53" },
  { height:  563479 , difficulty:  1330436 , date:  "2015-07-16 11:55:16" },
  { height:  563480 , difficulty:  1332132 , date:  "2015-07-16 11:55:21" },
  { height:  563481 , difficulty:  1333649 , date:  "2015-07-16 11:55:43" },
  { height:  563482 , difficulty:  1336017 , date:  "2015-07-16 11:55:44" },
  { height:  563483 , difficulty:  1335487 , date:  "2015-07-16 11:55:49" },
  { height:  563484 , difficulty:  1340173 , date:  "2015-07-16 11:55:55" },
  { height:  563485 , difficulty:  1337914 , date:  "2015-07-16 11:57:00" },
  { height:  563486 , difficulty:  1334151 , date:  "2015-07-16 11:58:24" },
  { height:  563487 , difficulty:  1333197 , date:  "2015-07-16 11:58:39" },
  { height:  563488 , difficulty:  1337726 , date:  "2015-07-16 11:59:13" },
  { height:  563489 , difficulty:  1339415 , date:  "2015-07-16 11:59:15" },
  { height:  563490 , difficulty:  1339470 , date:  "2015-07-16 11:59:20" },
  { height:  563491 , difficulty:  1338424 , date:  "2015-07-16 12:00:05" },
  { height:  563492 , difficulty:  1341284 , date:  "2015-07-16 12:01:20" },
  { height:  563493 , difficulty:  1344490 , date:  "2015-07-16 12:03:41" },
  { height:  563494 , difficulty:  1341462 , date:  "2015-07-16 12:04:12" },
  { height:  563495 , difficulty:  1345148 , date:  "2015-07-16 12:06:25" },
  { height:  563496 , difficulty:  1345062 , date:  "2015-07-16 12:06:26" },
  { height:  563497 , difficulty:  1347664 , date:  "2015-07-16 12:07:03" },
  { height:  563498 , difficulty:  1347266 , date:  "2015-07-16 12:08:31" },
  { height:  563499 , difficulty:  1342538 , date:  "2015-07-16 12:08:33" },
  { height:  563500 , difficulty:  1345584 , date:  "2015-07-16 12:09:10" },
  { height:  563501 , difficulty:  1344815 , date:  "2015-07-16 12:09:44" },
  { height:  563502 , difficulty:  1339932 , date:  "2015-07-16 12:10:20" },
  { height:  563503 , difficulty:  1341306 , date:  "2015-07-16 12:11:51" },
  { height:  563504 , difficulty:  1340864 , date:  "2015-07-16 12:13:26" },
  { height:  563505 , difficulty:  1341429 , date:  "2015-07-16 12:13:31" },
  { height:  563506 , difficulty:  1339278 , date:  "2015-07-16 12:13:53" },
  { height:  563507 , difficulty:  1344082 , date:  "2015-07-16 12:14:15" },
  { height:  563508 , difficulty:  1341516 , date:  "2015-07-16 12:15:07" },
  { height:  563509 , difficulty:  1339068 , date:  "2015-07-16 12:15:21" },
  { height:  563510 , difficulty:  1337701 , date:  "2015-07-16 12:17:20" },
  { height:  563511 , difficulty:  1337950 , date:  "2015-07-16 12:17:24" },
  { height:  563512 , difficulty:  1339089 , date:  "2015-07-16 12:19:10" },
  { height:  563513 , difficulty:  1340001 , date:  "2015-07-16 12:20:08" },
  { height:  563514 , difficulty:  1342956 , date:  "2015-07-16 12:20:56" },
  { height:  563515 , difficulty:  1347080 , date:  "2015-07-16 12:22:56" },
  { height:  563516 , difficulty:  1346076 , date:  "2015-07-16 12:25:15" },
  { height:  563517 , difficulty:  1347283 , date:  "2015-07-16 12:25:21" },
  { height:  563518 , difficulty:  1348942 , date:  "2015-07-16 12:27:38" },
  { height:  563519 , difficulty:  1356134 , date:  "2015-07-16 12:28:24" },
  { height:  563520 , difficulty:  1355881 , date:  "2015-07-16 12:30:48" },
  { height:  563521 , difficulty:  1368514 , date:  "2015-07-16 12:31:09" },
  { height:  563522 , difficulty:  1369157 , date:  "2015-07-16 12:34:40" },
  { height:  563523 , difficulty:  1370407 , date:  "2015-07-16 12:35:46" },
  { height:  563524 , difficulty:  1370062 , date:  "2015-07-16 12:35:49" },
  { height:  563525 , difficulty:  1369591 , date:  "2015-07-16 12:36:59" },
  { height:  563526 , difficulty:  1370318 , date:  "2015-07-16 12:37:37" },
  { height:  563527 , difficulty:  1366069 , date:  "2015-07-16 12:39:06" },
  { height:  563528 , difficulty:  1361083 , date:  "2015-07-16 12:40:45" },
  { height:  563529 , difficulty:  1366046 , date:  "2015-07-16 12:42:41" },
  { height:  563530 , difficulty:  1356822 , date:  "2015-07-16 12:43:03" },
  { height:  563531 , difficulty:  1356873 , date:  "2015-07-16 12:43:42" },
  { height:  563532 , difficulty:  1348816 , date:  "2015-07-16 12:44:20" },
  { height:  563533 , difficulty:  1349597 , date:  "2015-07-16 12:44:38" },
  { height:  563534 , difficulty:  1345341 , date:  "2015-07-16 12:44:45" },
  { height:  563535 , difficulty:  1345853 , date:  "2015-07-16 12:45:54" },
  { height:  563536 , difficulty:  1343854 , date:  "2015-07-16 12:48:23" },
  { height:  563537 , difficulty:  1347025 , date:  "2015-07-16 12:48:24" },
  { height:  563538 , difficulty:  1347029 , date:  "2015-07-16 12:49:42" },
  { height:  563539 , difficulty:  1344301 , date:  "2015-07-16 12:50:21" },
  { height:  563540 , difficulty:  1345654 , date:  "2015-07-16 12:53:04" },
  { height:  563541 , difficulty:  1345592 , date:  "2015-07-16 12:53:10" },
  { height:  563542 , difficulty:  1348712 , date:  "2015-07-16 12:54:20" },
  { height:  563543 , difficulty:  1345751 , date:  "2015-07-16 12:54:51" },
  { height:  563544 , difficulty:  1343215 , date:  "2015-07-16 12:56:31" },
  { height:  563545 , difficulty:  1345063 , date:  "2015-07-16 12:58:00" },
  { height:  563546 , difficulty:  1340319 , date:  "2015-07-16 13:00:29" },
  { height:  563547 , difficulty:  1343548 , date:  "2015-07-16 13:01:59" },
  { height:  563548 , difficulty:  1341273 , date:  "2015-07-16 13:02:02" },
  { height:  563549 , difficulty:  1340664 , date:  "2015-07-16 13:02:34" },
  { height:  563550 , difficulty:  1339936 , date:  "2015-07-16 13:04:01" },
  { height:  563551 , difficulty:  1343350 , date:  "2015-07-16 13:04:06" },
  { height:  563552 , difficulty:  1342681 , date:  "2015-07-16 13:08:00" },
  { height:  563553 , difficulty:  1345014 , date:  "2015-07-16 13:09:49" },
  { height:  563554 , difficulty:  1344925 , date:  "2015-07-16 13:09:50" },
  { height:  563555 , difficulty:  1346145 , date:  "2015-07-16 13:10:26" },
  { height:  563556 , difficulty:  1346215 , date:  "2015-07-16 13:10:38" },
  { height:  563557 , difficulty:  1346841 , date:  "2015-07-16 13:10:42" },
  { height:  563558 , difficulty:  1349542 , date:  "2015-07-16 13:12:23" },
  { height:  563559 , difficulty:  1354522 , date:  "2015-07-16 13:12:28" },
  { height:  563560 , difficulty:  1356036 , date:  "2015-07-16 13:14:34" },
  { height:  563561 , difficulty:  1354812 , date:  "2015-07-16 13:15:09" },
  { height:  563562 , difficulty:  1352072 , date:  "2015-07-16 13:15:47" },
  { height:  563563 , difficulty:  1354437 , date:  "2015-07-16 13:17:24" },
  { height:  563564 , difficulty:  1364355 , date:  "2015-07-16 13:17:27" },
  { height:  563565 , difficulty:  1368988 , date:  "2015-07-16 13:18:03" },
  { height:  563566 , difficulty:  1368947 , date:  "2015-07-16 13:18:56" },
  { height:  563567 , difficulty:  1369099 , date:  "2015-07-16 13:19:15" },
  { height:  563568 , difficulty:  1370229 , date:  "2015-07-16 13:20:39" },
  { height:  563569 , difficulty:  1368468 , date:  "2015-07-16 13:23:10" },
  { height:  563570 , difficulty:  1372559 , date:  "2015-07-16 13:24:18" },
  { height:  563571 , difficulty:  1368538 , date:  "2015-07-16 13:24:55" },
  { height:  563572 , difficulty:  1372278 , date:  "2015-07-16 13:25:46" },
  { height:  563573 , difficulty:  1371523 , date:  "2015-07-16 13:26:14" },
  { height:  563574 , difficulty:  1374114 , date:  "2015-07-16 13:26:19" },
  { height:  563575 , difficulty:  1376550 , date:  "2015-07-16 13:26:45" },
  { height:  563576 , difficulty:  1375227 , date:  "2015-07-16 13:26:46" },
  { height:  563577 , difficulty:  1374881 , date:  "2015-07-16 13:27:07" },
  { height:  563578 , difficulty:  1374440 , date:  "2015-07-16 13:27:13" },
  { height:  563579 , difficulty:  1374823 , date:  "2015-07-16 13:27:19" },
  { height:  563580 , difficulty:  1371728 , date:  "2015-07-16 13:29:03" },
  { height:  563581 , difficulty:  1375064 , date:  "2015-07-16 13:29:33" },
  { height:  563582 , difficulty:  1374808 , date:  "2015-07-16 13:29:37" },
  { height:  563583 , difficulty:  1374795 , date:  "2015-07-16 13:32:47" },
  { height:  563584 , difficulty:  1374309 , date:  "2015-07-16 13:33:16" },
  { height:  563585 , difficulty:  1373961 , date:  "2015-07-16 13:34:21" },
  { height:  563586 , difficulty:  1378143 , date:  "2015-07-16 13:34:23" },
  { height:  563587 , difficulty:  1379357 , date:  "2015-07-16 13:35:32" },
  { height:  563588 , difficulty:  1376958 , date:  "2015-07-16 13:35:34" },
  { height:  563589 , difficulty:  1374725 , date:  "2015-07-16 13:36:39" },
  { height:  563590 , difficulty:  1377067 , date:  "2015-07-16 13:38:05" },
  { height:  563591 , difficulty:  1372426 , date:  "2015-07-16 13:38:31" },
  { height:  563592 , difficulty:  1367568 , date:  "2015-07-16 13:39:34" },
  { height:  563593 , difficulty:  1373084 , date:  "2015-07-16 13:39:43" },
  { height:  563594 , difficulty:  1367927 , date:  "2015-07-16 13:40:41" },
  { height:  563595 , difficulty:  1380211 , date:  "2015-07-16 13:41:09" },
  { height:  563596 , difficulty:  1374787 , date:  "2015-07-16 13:41:54" },
  { height:  563597 , difficulty:  1375055 , date:  "2015-07-16 13:42:48" },
  { height:  563598 , difficulty:  1367390 , date:  "2015-07-16 13:43:04" },
  { height:  563599 , difficulty:  1366109 , date:  "2015-07-16 13:43:45" },
  { height:  563600 , difficulty:  1369581 , date:  "2015-07-16 13:47:16" },
  { height:  563601 , difficulty:  1371044 , date:  "2015-07-16 13:48:38" },
  { height:  563602 , difficulty:  1369816 , date:  "2015-07-16 13:50:58" },
  { height:  563603 , difficulty:  1367184 , date:  "2015-07-16 13:51:17" },
  { height:  563604 , difficulty:  1367405 , date:  "2015-07-16 13:52:18" },
  { height:  563605 , difficulty:  1363215 , date:  "2015-07-16 13:52:39" },
  { height:  563606 , difficulty:  1364386 , date:  "2015-07-16 13:52:57" },
  { height:  563607 , difficulty:  1362982 , date:  "2015-07-16 13:53:52" },
  { height:  563608 , difficulty:  1375813 , date:  "2015-07-16 13:54:47" },
  { height:  563609 , difficulty:  1376678 , date:  "2015-07-16 13:55:35" },
  { height:  563610 , difficulty:  1379147 , date:  "2015-07-16 13:55:52" },
  { height:  563611 , difficulty:  1379885 , date:  "2015-07-16 14:00:03" },
  { height:  563612 , difficulty:  1375053 , date:  "2015-07-16 14:00:17" },
  { height:  563613 , difficulty:  1375214 , date:  "2015-07-16 14:00:56" },
  { height:  563614 , difficulty:  1384267 , date:  "2015-07-16 14:00:57" },
  { height:  563615 , difficulty:  1384225 , date:  "2015-07-16 14:01:16" },
  { height:  563616 , difficulty:  1380672 , date:  "2015-07-16 14:01:38" },
  { height:  563617 , difficulty:  1385054 , date:  "2015-07-16 14:02:53" },
  { height:  563618 , difficulty:  1382288 , date:  "2015-07-16 14:03:11" },
  { height:  563619 , difficulty:  1385731 , date:  "2015-07-16 14:04:48" },
  { height:  563620 , difficulty:  1381807 , date:  "2015-07-16 14:05:05" },
  { height:  563621 , difficulty:  1380350 , date:  "2015-07-16 14:06:03" },
  { height:  563622 , difficulty:  1377473 , date:  "2015-07-16 14:06:10" },
  { height:  563623 , difficulty:  1380152 , date:  "2015-07-16 14:07:40" },
  { height:  563624 , difficulty:  1380943 , date:  "2015-07-16 14:07:58" },
  { height:  563625 , difficulty:  1379916 , date:  "2015-07-16 14:09:20" },
  { height:  563626 , difficulty:  1377986 , date:  "2015-07-16 14:11:39" },
  { height:  563627 , difficulty:  1378935 , date:  "2015-07-16 14:11:44" },
  { height:  563628 , difficulty:  1371279 , date:  "2015-07-16 14:14:56" },
  { height:  563629 , difficulty:  1367957 , date:  "2015-07-16 14:15:24" },
  { height:  563630 , difficulty:  1368861 , date:  "2015-07-16 14:15:43" },
  { height:  563631 , difficulty:  1368261 , date:  "2015-07-16 14:17:09" },
  { height:  563632 , difficulty:  1373450 , date:  "2015-07-16 14:19:07" },
  { height:  563633 , difficulty:  1374168 , date:  "2015-07-16 14:20:08" },
  { height:  563634 , difficulty:  1370917 , date:  "2015-07-16 14:20:29" },
  { height:  563635 , difficulty:  1373137 , date:  "2015-07-16 14:22:47" },
  { height:  563636 , difficulty:  1370456 , date:  "2015-07-16 14:22:49" },
  { height:  563637 , difficulty:  1374197 , date:  "2015-07-16 14:23:07" },
  { height:  563638 , difficulty:  1372750 , date:  "2015-07-16 14:23:42" },
  { height:  563639 , difficulty:  1370226 , date:  "2015-07-16 14:24:24" },
  { height:  563640 , difficulty:  1371316 , date:  "2015-07-16 14:24:51" },
  { height:  563641 , difficulty:  1374332 , date:  "2015-07-16 14:25:11" },
  { height:  563642 , difficulty:  1372590 , date:  "2015-07-16 14:27:15" },
  { height:  563643 , difficulty:  1372606 , date:  "2015-07-16 14:27:21" },
  { height:  563644 , difficulty:  1370294 , date:  "2015-07-16 14:27:39" },
  { height:  563645 , difficulty:  1365016 , date:  "2015-07-16 14:30:49" },
  { height:  563646 , difficulty:  1363013 , date:  "2015-07-16 14:31:55" },
  { height:  563647 , difficulty:  1362313 , date:  "2015-07-16 14:32:36" },
  { height:  563648 , difficulty:  1366550 , date:  "2015-07-16 14:33:54" },
  { height:  563649 , difficulty:  1365660 , date:  "2015-07-16 14:36:52" },
  { height:  563650 , difficulty:  1365592 , date:  "2015-07-16 14:37:27" },
  { height:  563651 , difficulty:  1370164 , date:  "2015-07-16 14:37:45" },
  { height:  563652 , difficulty:  1370364 , date:  "2015-07-16 14:38:58" },
  { height:  563653 , difficulty:  1371378 , date:  "2015-07-16 14:39:05" },
  { height:  563654 , difficulty:  1374031 , date:  "2015-07-16 14:40:19" },
  { height:  563655 , difficulty:  1375525 , date:  "2015-07-16 14:41:06" },
  { height:  563656 , difficulty:  1372407 , date:  "2015-07-16 14:43:00" },
  { height:  563657 , difficulty:  1373430 , date:  "2015-07-16 14:43:03" },
  { height:  563658 , difficulty:  1373906 , date:  "2015-07-16 14:43:05" },
  { height:  563659 , difficulty:  1368202 , date:  "2015-07-16 14:43:31" },
  { height:  563660 , difficulty:  1371225 , date:  "2015-07-16 14:45:32" },
  { height:  563661 , difficulty:  1375548 , date:  "2015-07-16 14:45:34" },
  { height:  563662 , difficulty:  1375803 , date:  "2015-07-16 14:45:53" },
  { height:  563663 , difficulty:  1378254 , date:  "2015-07-16 14:48:55" },
  { height:  563664 , difficulty:  1378388 , date:  "2015-07-16 14:49:23" },
  { height:  563665 , difficulty:  1377680 , date:  "2015-07-16 14:51:03" },
  { height:  563666 , difficulty:  1376240 , date:  "2015-07-16 14:51:04" },
  { height:  563667 , difficulty:  1375415 , date:  "2015-07-16 14:52:44" },
  { height:  563668 , difficulty:  1373100 , date:  "2015-07-16 14:55:45" },
  { height:  563669 , difficulty:  1374195 , date:  "2015-07-16 14:56:00" },
  { height:  563670 , difficulty:  1373482 , date:  "2015-07-16 14:57:19" },
  { height:  563671 , difficulty:  1373433 , date:  "2015-07-16 14:57:20" },
  { height:  563672 , difficulty:  1372829 , date:  "2015-07-16 14:58:06" },
  { height:  563673 , difficulty:  1382996 , date:  "2015-07-16 14:59:13" },
  { height:  563674 , difficulty:  1383433 , date:  "2015-07-16 14:59:41" },
  { height:  563675 , difficulty:  1382764 , date:  "2015-07-16 15:00:49" },
  { height:  563676 , difficulty:  1379273 , date:  "2015-07-16 15:00:51" },
  { height:  563677 , difficulty:  1376387 , date:  "2015-07-16 15:01:21" },
  { height:  563678 , difficulty:  1371214 , date:  "2015-07-16 15:02:21" },
  { height:  563679 , difficulty:  1373042 , date:  "2015-07-16 15:02:25" },
  { height:  563680 , difficulty:  1372000 , date:  "2015-07-16 15:02:31" },
  { height:  563681 , difficulty:  1377103 , date:  "2015-07-16 15:02:46" },
  { height:  563682 , difficulty:  1380201 , date:  "2015-07-16 15:05:20" },
  { height:  563683 , difficulty:  1378313 , date:  "2015-07-16 15:05:22" },
  { height:  563684 , difficulty:  1380778 , date:  "2015-07-16 15:06:46" },
  { height:  563685 , difficulty:  1381638 , date:  "2015-07-16 15:06:51" },
  { height:  563686 , difficulty:  1381125 , date:  "2015-07-16 15:06:54" },
  { height:  563687 , difficulty:  1373073 , date:  "2015-07-16 15:07:24" },
  { height:  563688 , difficulty:  1372795 , date:  "2015-07-16 15:07:26" },
  { height:  563689 , difficulty:  1375788 , date:  "2015-07-16 15:07:49" },
  { height:  563690 , difficulty:  1384966 , date:  "2015-07-16 15:09:29" },
  { height:  563691 , difficulty:  1386216 , date:  "2015-07-16 15:10:02" },
  { height:  563692 , difficulty:  1385761 , date:  "2015-07-16 15:12:53" },
  { height:  563693 , difficulty:  1383184 , date:  "2015-07-16 15:13:36" },
  { height:  563694 , difficulty:  1386565 , date:  "2015-07-16 15:14:02" },
  { height:  563695 , difficulty:  1383037 , date:  "2015-07-16 15:14:55" },
  { height:  563696 , difficulty:  1384555 , date:  "2015-07-16 15:15:06" },
  { height:  563697 , difficulty:  1382522 , date:  "2015-07-16 15:15:34" },
  { height:  563698 , difficulty:  1386248 , date:  "2015-07-16 15:15:54" },
  { height:  563699 , difficulty:  1382959 , date:  "2015-07-16 15:16:24" },
  { height:  563700 , difficulty:  1382556 , date:  "2015-07-16 15:19:11" },
  { height:  563701 , difficulty:  1380222 , date:  "2015-07-16 15:19:26" },
  { height:  563702 , difficulty:  1374969 , date:  "2015-07-16 15:20:22" },
  { height:  563703 , difficulty:  1378349 , date:  "2015-07-16 15:21:06" },
  { height:  563704 , difficulty:  1374344 , date:  "2015-07-16 15:22:40" },
  { height:  563705 , difficulty:  1374466 , date:  "2015-07-16 15:23:04" },
  { height:  563706 , difficulty:  1374045 , date:  "2015-07-16 15:24:25" },
  { height:  563707 , difficulty:  1377516 , date:  "2015-07-16 15:24:57" },
  { height:  563708 , difficulty:  1377534 , date:  "2015-07-16 15:29:50" },
  { height:  563709 , difficulty:  1382728 , date:  "2015-07-16 15:34:56" },
  { height:  563710 , difficulty:  1387345 , date:  "2015-07-16 15:35:48" },
  { height:  563711 , difficulty:  1382412 , date:  "2015-07-16 15:38:46" },
  { height:  563712 , difficulty:  1385207 , date:  "2015-07-16 15:39:21" },
  { height:  563713 , difficulty:  1387867 , date:  "2015-07-16 15:40:42" },
  { height:  563714 , difficulty:  1387949 , date:  "2015-07-16 15:41:21" },
  { height:  563715 , difficulty:  1386997 , date:  "2015-07-16 15:41:37" },
  { height:  563716 , difficulty:  1388104 , date:  "2015-07-16 15:41:59" },
  { height:  563717 , difficulty:  1393916 , date:  "2015-07-16 15:43:38" },
  { height:  563718 , difficulty:  1389970 , date:  "2015-07-16 15:43:42" },
  { height:  563719 , difficulty:  1393711 , date:  "2015-07-16 15:43:52" },
  { height:  563720 , difficulty:  1394542 , date:  "2015-07-16 15:46:16" },
  { height:  563721 , difficulty:  1388988 , date:  "2015-07-16 15:46:18" },
  { height:  563722 , difficulty:  1393891 , date:  "2015-07-16 15:47:33" },
  { height:  563723 , difficulty:  1393460 , date:  "2015-07-16 15:47:43" },
  { height:  563724 , difficulty:  1394758 , date:  "2015-07-16 15:48:04" },
  { height:  563725 , difficulty:  1388764 , date:  "2015-07-16 15:48:33" },
  { height:  563726 , difficulty:  1388500 , date:  "2015-07-16 15:51:02" },
  { height:  563727 , difficulty:  1391461 , date:  "2015-07-16 15:52:38" },
  { height:  563728 , difficulty:  1391564 , date:  "2015-07-16 15:52:41" },
  { height:  563729 , difficulty:  1392621 , date:  "2015-07-16 15:53:57" },
  { height:  563730 , difficulty:  1389828 , date:  "2015-07-16 15:55:10" },
  { height:  563731 , difficulty:  1388825 , date:  "2015-07-16 15:55:31" },
  { height:  563732 , difficulty:  1384656 , date:  "2015-07-16 15:55:32" },
  { height:  563733 , difficulty:  1384994 , date:  "2015-07-16 15:56:45" },
  { height:  563734 , difficulty:  1385760 , date:  "2015-07-16 15:57:35" },
  { height:  563735 , difficulty:  1391510 , date:  "2015-07-16 15:57:43" },
  { height:  563736 , difficulty:  1387400 , date:  "2015-07-16 15:58:43" },
  { height:  563737 , difficulty:  1388855 , date:  "2015-07-16 16:01:46" },
  { height:  563738 , difficulty:  1392735 , date:  "2015-07-16 16:04:06" },
  { height:  563739 , difficulty:  1385673 , date:  "2015-07-16 16:04:19" },
  { height:  563740 , difficulty:  1384715 , date:  "2015-07-16 16:05:01" },
  { height:  563741 , difficulty:  1382223 , date:  "2015-07-16 16:05:25" },
  { height:  563742 , difficulty:  1383488 , date:  "2015-07-16 16:08:36" },
  { height:  563743 , difficulty:  1383848 , date:  "2015-07-16 16:10:57" },
  { height:  563744 , difficulty:  1383811 , date:  "2015-07-16 16:11:27" },
  { height:  563745 , difficulty:  1383993 , date:  "2015-07-16 16:12:02" },
  { height:  563746 , difficulty:  1384606 , date:  "2015-07-16 16:13:32" },
  { height:  563747 , difficulty:  1385260 , date:  "2015-07-16 16:15:20" },
  { height:  563748 , difficulty:  1386703 , date:  "2015-07-16 16:17:37" },
  { height:  563749 , difficulty:  1384479 , date:  "2015-07-16 16:18:56" },
  { height:  563750 , difficulty:  1392130 , date:  "2015-07-16 16:22:47" },
  { height:  563751 , difficulty:  1394460 , date:  "2015-07-16 16:23:34" },
  { height:  563752 , difficulty:  1394582 , date:  "2015-07-16 16:23:37" },
  { height:  563753 , difficulty:  1395458 , date:  "2015-07-16 16:24:12" },
  { height:  563754 , difficulty:  1394886 , date:  "2015-07-16 16:25:54" },
  { height:  563755 , difficulty:  1401412 , date:  "2015-07-16 16:26:12" },
  { height:  563756 , difficulty:  1402411 , date:  "2015-07-16 16:26:25" },
  { height:  563757 , difficulty:  1402015 , date:  "2015-07-16 16:27:08" },
  { height:  563758 , difficulty:  1396492 , date:  "2015-07-16 16:30:47" },
  { height:  563759 , difficulty:  1396745 , date:  "2015-07-16 16:30:57" },
  { height:  563760 , difficulty:  1394169 , date:  "2015-07-16 16:31:03" },
  { height:  563761 , difficulty:  1396424 , date:  "2015-07-16 16:31:44" },
  { height:  563762 , difficulty:  1404847 , date:  "2015-07-16 16:32:16" },
  { height:  563763 , difficulty:  1404271 , date:  "2015-07-16 16:34:00" },
  { height:  563764 , difficulty:  1404947 , date:  "2015-07-16 16:34:22" },
  { height:  563765 , difficulty:  1404948 , date:  "2015-07-16 16:34:30" },
  { height:  563766 , difficulty:  1402473 , date:  "2015-07-16 16:35:20" },
  { height:  563767 , difficulty:  1402304 , date:  "2015-07-16 16:36:04" },
  { height:  563768 , difficulty:  1398478 , date:  "2015-07-16 16:37:20" },
  { height:  563769 , difficulty:  1399302 , date:  "2015-07-16 16:38:57" },
  { height:  563770 , difficulty:  1398453 , date:  "2015-07-16 16:39:13" },
  { height:  563771 , difficulty:  1400524 , date:  "2015-07-16 16:39:42" },
  { height:  563772 , difficulty:  1400310 , date:  "2015-07-16 16:39:48" },
  { height:  563773 , difficulty:  1416741 , date:  "2015-07-16 16:40:19" },
  { height:  563774 , difficulty:  1416268 , date:  "2015-07-16 16:41:56" },
  { height:  563775 , difficulty:  1417022 , date:  "2015-07-16 16:42:32" },
  { height:  563776 , difficulty:  1412558 , date:  "2015-07-16 16:43:15" },
  { height:  563777 , difficulty:  1412666 , date:  "2015-07-16 16:43:18" },
  { height:  563778 , difficulty:  1411699 , date:  "2015-07-16 16:45:12" },
  { height:  563779 , difficulty:  1411558 , date:  "2015-07-16 16:45:19" },
  { height:  563780 , difficulty:  1413661 , date:  "2015-07-16 16:45:40" },
  { height:  563781 , difficulty:  1412903 , date:  "2015-07-16 16:48:01" },
  { height:  563782 , difficulty:  1410307 , date:  "2015-07-16 16:49:24" },
  { height:  563783 , difficulty:  1416551 , date:  "2015-07-16 16:49:35" },
  { height:  563784 , difficulty:  1404810 , date:  "2015-07-16 16:52:51" },
  { height:  563785 , difficulty:  1392727 , date:  "2015-07-16 16:53:12" },
  { height:  563786 , difficulty:  1391090 , date:  "2015-07-16 16:54:19" },
  { height:  563787 , difficulty:  1385332 , date:  "2015-07-16 16:56:46" },
  { height:  563788 , difficulty:  1385027 , date:  "2015-07-16 16:57:09" },
  { height:  563789 , difficulty:  1394533 , date:  "2015-07-16 16:59:05" },
  { height:  563790 , difficulty:  1393320 , date:  "2015-07-16 17:00:12" },
  { height:  563791 , difficulty:  1393686 , date:  "2015-07-16 17:04:09" },
  { height:  563792 , difficulty:  1395809 , date:  "2015-07-16 17:04:37" },
  { height:  563793 , difficulty:  1394484 , date:  "2015-07-16 17:06:08" },
  { height:  563794 , difficulty:  1398731 , date:  "2015-07-16 17:07:27" },
  { height:  563795 , difficulty:  1399482 , date:  "2015-07-16 17:07:44" },
  { height:  563796 , difficulty:  1395798 , date:  "2015-07-16 17:09:52" },
  { height:  563797 , difficulty:  1399296 , date:  "2015-07-16 17:10:26" },
  { height:  563798 , difficulty:  1399377 , date:  "2015-07-16 17:10:34" },
  { height:  563799 , difficulty:  1402177 , date:  "2015-07-16 17:10:35" },
  { height:  563800 , difficulty:  1403456 , date:  "2015-07-16 17:12:17" },
  { height:  563801 , difficulty:  1403872 , date:  "2015-07-16 17:12:24" },
  { height:  563802 , difficulty:  1400143 , date:  "2015-07-16 17:13:11" },
  { height:  563803 , difficulty:  1397243 , date:  "2015-07-16 17:13:21" },
  { height:  563804 , difficulty:  1405215 , date:  "2015-07-16 17:13:23" },
  { height:  563805 , difficulty:  1404998 , date:  "2015-07-16 17:14:44" },
  { height:  563806 , difficulty:  1405781 , date:  "2015-07-16 17:15:18" },
  { height:  563807 , difficulty:  1407932 , date:  "2015-07-16 17:15:28" },
  { height:  563808 , difficulty:  1410607 , date:  "2015-07-16 17:17:00" },
  { height:  563809 , difficulty:  1408732 , date:  "2015-07-16 17:17:16" },
  { height:  563810 , difficulty:  1409132 , date:  "2015-07-16 17:18:53" },
  { height:  563811 , difficulty:  1408982 , date:  "2015-07-16 17:19:59" },
  { height:  563812 , difficulty:  1409100 , date:  "2015-07-16 17:20:11" },
  { height:  563813 , difficulty:  1402116 , date:  "2015-07-16 17:20:53" },
  { height:  563814 , difficulty:  1402689 , date:  "2015-07-16 17:21:37" },
  { height:  563815 , difficulty:  1402405 , date:  "2015-07-16 17:22:47" },
  { height:  563816 , difficulty:  1400912 , date:  "2015-07-16 17:22:50" },
  { height:  563817 , difficulty:  1404437 , date:  "2015-07-16 17:23:39" },
  { height:  563818 , difficulty:  1398288 , date:  "2015-07-16 17:24:18" },
  { height:  563819 , difficulty:  1393388 , date:  "2015-07-16 17:26:17" },
  { height:  563820 , difficulty:  1393510 , date:  "2015-07-16 17:26:38" },
  { height:  563821 , difficulty:  1393514 , date:  "2015-07-16 17:28:22" },
  { height:  563822 , difficulty:  1401141 , date:  "2015-07-16 17:29:05" },
  { height:  563823 , difficulty:  1397071 , date:  "2015-07-16 17:29:38" },
  { height:  563824 , difficulty:  1395720 , date:  "2015-07-16 17:32:10" },
  { height:  563825 , difficulty:  1392899 , date:  "2015-07-16 17:32:15" },
  { height:  563826 , difficulty:  1384922 , date:  "2015-07-16 17:32:30" },
  { height:  563827 , difficulty:  1385030 , date:  "2015-07-16 17:36:00" },
  { height:  563828 , difficulty:  1392683 , date:  "2015-07-16 17:36:46" },
  { height:  563829 , difficulty:  1393098 , date:  "2015-07-16 17:37:45" },
  { height:  563830 , difficulty:  1390349 , date:  "2015-07-16 17:38:05" },
  { height:  563831 , difficulty:  1390071 , date:  "2015-07-16 17:39:22" },
  { height:  563832 , difficulty:  1391967 , date:  "2015-07-16 17:39:35" },
  { height:  563833 , difficulty:  1390424 , date:  "2015-07-16 17:40:56" },
  { height:  563834 , difficulty:  1382723 , date:  "2015-07-16 17:43:10" },
  { height:  563835 , difficulty:  1383023 , date:  "2015-07-16 17:43:20" },
  { height:  563836 , difficulty:  1383784 , date:  "2015-07-16 17:43:53" },
  { height:  563837 , difficulty:  1383848 , date:  "2015-07-16 17:44:16" },
  { height:  563838 , difficulty:  1384794 , date:  "2015-07-16 17:45:19" },
  { height:  563839 , difficulty:  1380965 , date:  "2015-07-16 17:46:30" },
  { height:  563840 , difficulty:  1381972 , date:  "2015-07-16 17:47:01" },
  { height:  563841 , difficulty:  1382044 , date:  "2015-07-16 17:47:28" },
  { height:  563842 , difficulty:  1380824 , date:  "2015-07-16 17:47:31" },
  { height:  563843 , difficulty:  1380189 , date:  "2015-07-16 17:47:47" },
  { height:  563844 , difficulty:  1379046 , date:  "2015-07-16 17:49:40" },
  { height:  563845 , difficulty:  1377747 , date:  "2015-07-16 17:49:49" },
  { height:  563846 , difficulty:  1377298 , date:  "2015-07-16 17:50:26" },
  { height:  563847 , difficulty:  1383031 , date:  "2015-07-16 17:50:39" },
  { height:  563848 , difficulty:  1384965 , date:  "2015-07-16 17:52:27" },
  { height:  563849 , difficulty:  1384768 , date:  "2015-07-16 17:52:58" },
  { height:  563850 , difficulty:  1384721 , date:  "2015-07-16 17:53:29" },
  { height:  563851 , difficulty:  1387105 , date:  "2015-07-16 17:53:32" },
  { height:  563852 , difficulty:  1390423 , date:  "2015-07-16 17:54:01" },
  { height:  563853 , difficulty:  1391739 , date:  "2015-07-16 17:55:19" },
  { height:  563854 , difficulty:  1387764 , date:  "2015-07-16 17:55:22" },
  { height:  563855 , difficulty:  1389062 , date:  "2015-07-16 17:55:24" },
  { height:  563856 , difficulty:  1390766 , date:  "2015-07-16 17:57:50" },
  { height:  563857 , difficulty:  1386692 , date:  "2015-07-16 18:00:18" },
  { height:  563858 , difficulty:  1387443 , date:  "2015-07-16 18:00:24" },
  { height:  563859 , difficulty:  1387312 , date:  "2015-07-16 18:01:00" },
  { height:  563860 , difficulty:  1381736 , date:  "2015-07-16 18:03:20" },
  { height:  563861 , difficulty:  1382148 , date:  "2015-07-16 18:04:20" },
  { height:  563862 , difficulty:  1380763 , date:  "2015-07-16 18:05:51" },
  { height:  563863 , difficulty:  1381733 , date:  "2015-07-16 18:06:44" },
  { height:  563864 , difficulty:  1381107 , date:  "2015-07-16 18:07:57" },
  { height:  563865 , difficulty:  1382811 , date:  "2015-07-16 18:08:06" },
  { height:  563866 , difficulty:  1380393 , date:  "2015-07-16 18:08:29" },
  { height:  563867 , difficulty:  1373095 , date:  "2015-07-16 18:08:54" },
  { height:  563868 , difficulty:  1372705 , date:  "2015-07-16 18:09:19" },
  { height:  563869 , difficulty:  1370211 , date:  "2015-07-16 18:09:38" },
  { height:  563870 , difficulty:  1367686 , date:  "2015-07-16 18:12:41" },
  { height:  563871 , difficulty:  1367832 , date:  "2015-07-16 18:13:57" },
  { height:  563872 , difficulty:  1366985 , date:  "2015-07-16 18:15:52" },
  { height:  563873 , difficulty:  1368923 , date:  "2015-07-16 18:16:04" },
  { height:  563874 , difficulty:  1373125 , date:  "2015-07-16 18:16:44" },
  { height:  563875 , difficulty:  1376233 , date:  "2015-07-16 18:16:49" },
  { height:  563876 , difficulty:  1372696 , date:  "2015-07-16 18:17:28" },
  { height:  563877 , difficulty:  1373655 , date:  "2015-07-16 18:17:44" },
  { height:  563878 , difficulty:  1372114 , date:  "2015-07-16 18:19:54" },
  { height:  563879 , difficulty:  1372368 , date:  "2015-07-16 18:23:45" },
  { height:  563880 , difficulty:  1372570 , date:  "2015-07-16 18:23:51" },
  { height:  563881 , difficulty:  1370238 , date:  "2015-07-16 18:24:11" },
  { height:  563882 , difficulty:  1372881 , date:  "2015-07-16 18:25:24" },
  { height:  563883 , difficulty:  1374119 , date:  "2015-07-16 18:26:13" },
  { height:  563884 , difficulty:  1371074 , date:  "2015-07-16 18:26:35" },
  { height:  563885 , difficulty:  1372539 , date:  "2015-07-16 18:27:07" },
  { height:  563886 , difficulty:  1370636 , date:  "2015-07-16 18:27:26" },
  { height:  563887 , difficulty:  1373049 , date:  "2015-07-16 18:27:42" },
  { height:  563888 , difficulty:  1372823 , date:  "2015-07-16 18:28:27" },
  { height:  563889 , difficulty:  1374348 , date:  "2015-07-16 18:28:53" },
  { height:  563890 , difficulty:  1373152 , date:  "2015-07-16 18:29:23" },
  { height:  563891 , difficulty:  1373522 , date:  "2015-07-16 18:30:39" },
  { height:  563892 , difficulty:  1376077 , date:  "2015-07-16 18:30:51" },
  { height:  563893 , difficulty:  1374450 , date:  "2015-07-16 18:31:12" },
  { height:  563894 , difficulty:  1374274 , date:  "2015-07-16 18:34:23" },
  { height:  563895 , difficulty:  1372634 , date:  "2015-07-16 18:35:13" },
  { height:  563896 , difficulty:  1377209 , date:  "2015-07-16 18:39:56" },
  { height:  563897 , difficulty:  1376678 , date:  "2015-07-16 18:41:02" },
  { height:  563898 , difficulty:  1383755 , date:  "2015-07-16 18:41:31" },
  { height:  563899 , difficulty:  1382889 , date:  "2015-07-16 18:41:57" },
  { height:  563900 , difficulty:  1377431 , date:  "2015-07-16 18:42:30" },
  { height:  563901 , difficulty:  1386410 , date:  "2015-07-16 18:42:39" },
  { height:  563902 , difficulty:  1386775 , date:  "2015-07-16 18:42:41" },
  { height:  563903 , difficulty:  1386668 , date:  "2015-07-16 18:44:30" },
  { height:  563904 , difficulty:  1385376 , date:  "2015-07-16 18:45:46" },
  { height:  563905 , difficulty:  1385374 , date:  "2015-07-16 18:48:13" },
  { height:  563906 , difficulty:  1384939 , date:  "2015-07-16 18:48:16" },
  { height:  563907 , difficulty:  1384658 , date:  "2015-07-16 18:50:34" },
  { height:  563908 , difficulty:  1384379 , date:  "2015-07-16 18:51:17" },
  { height:  563909 , difficulty:  1383045 , date:  "2015-07-16 18:51:41" },
  { height:  563910 , difficulty:  1378104 , date:  "2015-07-16 18:52:12" },
  { height:  563911 , difficulty:  1382669 , date:  "2015-07-16 18:53:07" },
  { height:  563912 , difficulty:  1386204 , date:  "2015-07-16 18:53:41" },
  { height:  563913 , difficulty:  1385615 , date:  "2015-07-16 18:54:29" },
  { height:  563914 , difficulty:  1390839 , date:  "2015-07-16 18:59:24" },
  { height:  563915 , difficulty:  1389801 , date:  "2015-07-16 18:59:25" },
  { height:  563916 , difficulty:  1389511 , date:  "2015-07-16 19:03:50" },
  { height:  563917 , difficulty:  1390826 , date:  "2015-07-16 19:05:21" },
  { height:  563918 , difficulty:  1392653 , date:  "2015-07-16 19:05:30" },
  { height:  563919 , difficulty:  1393104 , date:  "2015-07-16 19:05:54" },
  { height:  563920 , difficulty:  1393074 , date:  "2015-07-16 19:06:24" },
  { height:  563921 , difficulty:  1395908 , date:  "2015-07-16 19:07:37" },
  { height:  563922 , difficulty:  1395149 , date:  "2015-07-16 19:08:38" },
  { height:  563923 , difficulty:  1395077 , date:  "2015-07-16 19:09:14" },
  { height:  563924 , difficulty:  1393507 , date:  "2015-07-16 19:09:54" },
  { height:  563925 , difficulty:  1398090 , date:  "2015-07-16 19:10:10" },
  { height:  563926 , difficulty:  1396984 , date:  "2015-07-16 19:10:19" },
  { height:  563927 , difficulty:  1399052 , date:  "2015-07-16 19:10:53" },
  { height:  563928 , difficulty:  1398071 , date:  "2015-07-16 19:11:01" },
  { height:  563929 , difficulty:  1400186 , date:  "2015-07-16 19:12:07" },
  { height:  563930 , difficulty:  1400310 , date:  "2015-07-16 19:12:13" },
  { height:  563931 , difficulty:  1402063 , date:  "2015-07-16 19:12:26" },
  { height:  563932 , difficulty:  1397700 , date:  "2015-07-16 19:14:08" },
  { height:  563933 , difficulty:  1397409 , date:  "2015-07-16 19:16:33" },
  { height:  563934 , difficulty:  1397997 , date:  "2015-07-16 19:20:13" },
  { height:  563935 , difficulty:  1402358 , date:  "2015-07-16 19:20:36" },
  { height:  563936 , difficulty:  1399080 , date:  "2015-07-16 19:20:38" },
  { height:  563937 , difficulty:  1398667 , date:  "2015-07-16 19:21:21" },
  { height:  563938 , difficulty:  1401106 , date:  "2015-07-16 19:23:58" },
  { height:  563939 , difficulty:  1399108 , date:  "2015-07-16 19:24:52" },
  { height:  563940 , difficulty:  1396918 , date:  "2015-07-16 19:25:02" },
  { height:  563941 , difficulty:  1399559 , date:  "2015-07-16 19:25:12" },
  { height:  563942 , difficulty:  1400297 , date:  "2015-07-16 19:25:42" },
  { height:  563943 , difficulty:  1407616 , date:  "2015-07-16 19:25:51" },
  { height:  563944 , difficulty:  1406661 , date:  "2015-07-16 19:27:00" },
  { height:  563945 , difficulty:  1406063 , date:  "2015-07-16 19:27:17" },
  { height:  563946 , difficulty:  1400357 , date:  "2015-07-16 19:27:36" },
  { height:  563947 , difficulty:  1398442 , date:  "2015-07-16 19:28:18" },
  { height:  563948 , difficulty:  1395274 , date:  "2015-07-16 19:28:24" },
  { height:  563949 , difficulty:  1396610 , date:  "2015-07-16 19:30:13" },
  { height:  563950 , difficulty:  1395261 , date:  "2015-07-16 19:30:50" },
  { height:  563951 , difficulty:  1397992 , date:  "2015-07-16 19:31:45" },
  { height:  563952 , difficulty:  1396605 , date:  "2015-07-16 19:32:12" },
  { height:  563953 , difficulty:  1396403 , date:  "2015-07-16 19:33:02" },
  { height:  563954 , difficulty:  1398405 , date:  "2015-07-16 19:35:43" },
  { height:  563955 , difficulty:  1389491 , date:  "2015-07-16 19:37:07" },
  { height:  563956 , difficulty:  1391271 , date:  "2015-07-16 19:38:35" },
  { height:  563957 , difficulty:  1391559 , date:  "2015-07-16 19:38:51" },
  { height:  563958 , difficulty:  1389192 , date:  "2015-07-16 19:40:58" },
  { height:  563959 , difficulty:  1392033 , date:  "2015-07-16 19:46:36" },
  { height:  563960 , difficulty:  1392950 , date:  "2015-07-16 19:46:45" },
  { height:  563961 , difficulty:  1393165 , date:  "2015-07-16 19:46:51" },
  { height:  563962 , difficulty:  1393178 , date:  "2015-07-16 19:47:08" },
  { height:  563963 , difficulty:  1395644 , date:  "2015-07-16 19:47:34" },
  { height:  563964 , difficulty:  1401094 , date:  "2015-07-16 19:48:07" },
  { height:  563965 , difficulty:  1401520 , date:  "2015-07-16 19:49:05" },
  { height:  563966 , difficulty:  1401098 , date:  "2015-07-16 19:49:31" },
  { height:  563967 , difficulty:  1401675 , date:  "2015-07-16 19:53:01" },
  { height:  563968 , difficulty:  1401265 , date:  "2015-07-16 19:54:07" },
  { height:  563969 , difficulty:  1403279 , date:  "2015-07-16 19:56:16" },
  { height:  563970 , difficulty:  1396510 , date:  "2015-07-16 19:56:17" },
  { height:  563971 , difficulty:  1394712 , date:  "2015-07-16 19:58:12" },
  { height:  563972 , difficulty:  1385269 , date:  "2015-07-16 19:58:33" },
  { height:  563973 , difficulty:  1384643 , date:  "2015-07-16 19:59:15" },
  { height:  563974 , difficulty:  1392439 , date:  "2015-07-16 20:00:06" },
  { height:  563975 , difficulty:  1392729 , date:  "2015-07-16 20:04:29" },
  { height:  563976 , difficulty:  1391593 , date:  "2015-07-16 20:07:12" },
  { height:  563977 , difficulty:  1391352 , date:  "2015-07-16 20:07:24" },
  { height:  563978 , difficulty:  1398435 , date:  "2015-07-16 20:09:19" },
  { height:  563979 , difficulty:  1394316 , date:  "2015-07-16 20:09:31" },
  { height:  563980 , difficulty:  1394645 , date:  "2015-07-16 20:10:51" },
  { height:  563981 , difficulty:  1390457 , date:  "2015-07-16 20:11:23" },
  { height:  563982 , difficulty:  1395305 , date:  "2015-07-16 20:15:02" },
  { height:  563983 , difficulty:  1389932 , date:  "2015-07-16 20:15:06" },
  { height:  563984 , difficulty:  1389198 , date:  "2015-07-16 20:15:21" },
  { height:  563985 , difficulty:  1388426 , date:  "2015-07-16 20:15:33" },
  { height:  563986 , difficulty:  1398610 , date:  "2015-07-16 20:15:56" },
  { height:  563987 , difficulty:  1397504 , date:  "2015-07-16 20:18:06" },
  { height:  563988 , difficulty:  1396374 , date:  "2015-07-16 20:18:10" },
  { height:  563989 , difficulty:  1395007 , date:  "2015-07-16 20:18:12" },
  { height:  563990 , difficulty:  1384863 , date:  "2015-07-16 20:21:38" },
  { height:  563991 , difficulty:  1389065 , date:  "2015-07-16 20:22:30" },
  { height:  563992 , difficulty:  1383141 , date:  "2015-07-16 20:22:31" },
  { height:  563993 , difficulty:  1379889 , date:  "2015-07-16 20:22:47" },
  { height:  563994 , difficulty:  1380420 , date:  "2015-07-16 20:23:55" },
  { height:  563995 , difficulty:  1382963 , date:  "2015-07-16 20:24:33" },
  { height:  563996 , difficulty:  1398041 , date:  "2015-07-16 20:26:43" },
  { height:  563997 , difficulty:  1395433 , date:  "2015-07-16 20:27:22" },
  { height:  563998 , difficulty:  1396931 , date:  "2015-07-16 20:27:33" },
  { height:  563999 , difficulty:  1395783 , date:  "2015-07-16 20:27:45" },
  { height:  564000 , difficulty:  1394518 , date:  "2015-07-16 20:29:31" },
  { height:  564001 , difficulty:  1394923 , date:  "2015-07-16 20:31:02" },
  { height:  564002 , difficulty:  1399081 , date:  "2015-07-16 20:31:58" },
  { height:  564003 , difficulty:  1399251 , date:  "2015-07-16 20:33:37" },
  { height:  564004 , difficulty:  1399022 , date:  "2015-07-16 20:34:21" },
  { height:  564005 , difficulty:  1397216 , date:  "2015-07-16 20:34:27" },
  { height:  564006 , difficulty:  1398696 , date:  "2015-07-16 20:34:37" },
  { height:  564007 , difficulty:  1402847 , date:  "2015-07-16 20:35:32" },
  { height:  564008 , difficulty:  1407684 , date:  "2015-07-16 20:36:24" },
  { height:  564009 , difficulty:  1402053 , date:  "2015-07-16 20:36:58" },
  { height:  564010 , difficulty:  1395600 , date:  "2015-07-16 20:39:12" },
  { height:  564011 , difficulty:  1395568 , date:  "2015-07-16 20:39:42" },
  { height:  564012 , difficulty:  1398495 , date:  "2015-07-16 20:40:03" },
  { height:  564013 , difficulty:  1397023 , date:  "2015-07-16 20:40:12" },
  { height:  564014 , difficulty:  1391399 , date:  "2015-07-16 20:42:05" },
  { height:  564015 , difficulty:  1389598 , date:  "2015-07-16 20:42:16" },
  { height:  564016 , difficulty:  1391187 , date:  "2015-07-16 20:42:31" },
  { height:  564017 , difficulty:  1390945 , date:  "2015-07-16 20:42:41" },
  { height:  564018 , difficulty:  1391525 , date:  "2015-07-16 20:42:47" },
  { height:  564019 , difficulty:  1393804 , date:  "2015-07-16 20:43:30" },
  { height:  564020 , difficulty:  1396320 , date:  "2015-07-16 20:44:30" },
  { height:  564021 , difficulty:  1396273 , date:  "2015-07-16 20:45:29" },
  { height:  564022 , difficulty:  1397595 , date:  "2015-07-16 20:46:31" },
  { height:  564023 , difficulty:  1399471 , date:  "2015-07-16 20:47:04" },
  { height:  564024 , difficulty:  1400276 , date:  "2015-07-16 20:47:57" },
  { height:  564025 , difficulty:  1407313 , date:  "2015-07-16 20:48:20" },
  { height:  564026 , difficulty:  1406565 , date:  "2015-07-16 20:48:30" },
  { height:  564027 , difficulty:  1409154 , date:  "2015-07-16 20:48:36" },
  { height:  564028 , difficulty:  1408206 , date:  "2015-07-16 20:51:59" },
  { height:  564029 , difficulty:  1412405 , date:  "2015-07-16 20:52:20" },
  { height:  564030 , difficulty:  1406029 , date:  "2015-07-16 20:57:05" },
  { height:  564031 , difficulty:  1407790 , date:  "2015-07-16 20:58:40" },
  { height:  564032 , difficulty:  1404831 , date:  "2015-07-16 20:58:45" },
  { height:  564033 , difficulty:  1411493 , date:  "2015-07-16 21:01:54" },
  { height:  564034 , difficulty:  1408711 , date:  "2015-07-16 21:01:59" },
  { height:  564035 , difficulty:  1398625 , date:  "2015-07-16 21:04:46" },
  { height:  564036 , difficulty:  1398311 , date:  "2015-07-16 21:05:55" },
  { height:  564037 , difficulty:  1400487 , date:  "2015-07-16 21:07:13" },
  { height:  564038 , difficulty:  1404146 , date:  "2015-07-16 21:07:51" },
  { height:  564039 , difficulty:  1403393 , date:  "2015-07-16 21:10:41" },
  { height:  564040 , difficulty:  1402503 , date:  "2015-07-16 21:11:58" },
  { height:  564041 , difficulty:  1402450 , date:  "2015-07-16 21:12:20" },
  { height:  564042 , difficulty:  1401561 , date:  "2015-07-16 21:12:26" },
  { height:  564043 , difficulty:  1393451 , date:  "2015-07-16 21:13:17" },
  { height:  564044 , difficulty:  1390931 , date:  "2015-07-16 21:14:28" },
  { height:  564045 , difficulty:  1386477 , date:  "2015-07-16 21:16:10" },
  { height:  564046 , difficulty:  1395702 , date:  "2015-07-16 21:16:44" },
  { height:  564047 , difficulty:  1396982 , date:  "2015-07-16 21:17:27" },
  { height:  564048 , difficulty:  1400311 , date:  "2015-07-16 21:17:31" },
  { height:  564049 , difficulty:  1399204 , date:  "2015-07-16 21:19:58" },
  { height:  564050 , difficulty:  1406882 , date:  "2015-07-16 21:20:41" },
  { height:  564051 , difficulty:  1397443 , date:  "2015-07-16 21:22:09" },
  { height:  564052 , difficulty:  1391841 , date:  "2015-07-16 21:22:38" },
  { height:  564053 , difficulty:  1394335 , date:  "2015-07-16 21:22:58" },
  { height:  564054 , difficulty:  1392248 , date:  "2015-07-16 21:25:36" },
  { height:  564055 , difficulty:  1393138 , date:  "2015-07-16 21:25:39" },
  { height:  564056 , difficulty:  1394267 , date:  "2015-07-16 21:27:27" },
  { height:  564057 , difficulty:  1393813 , date:  "2015-07-16 21:29:13" },
  { height:  564058 , difficulty:  1385950 , date:  "2015-07-16 21:30:17" },
  { height:  564059 , difficulty:  1390295 , date:  "2015-07-16 21:30:41" },
  { height:  564060 , difficulty:  1393839 , date:  "2015-07-16 21:34:24" },
  { height:  564061 , difficulty:  1393532 , date:  "2015-07-16 21:35:39" },
  { height:  564062 , difficulty:  1393105 , date:  "2015-07-16 21:36:38" },
  { height:  564063 , difficulty:  1388215 , date:  "2015-07-16 21:36:42" },
  { height:  564064 , difficulty:  1389543 , date:  "2015-07-16 21:38:12" },
  { height:  564065 , difficulty:  1390789 , date:  "2015-07-16 21:38:33" },
  { height:  564066 , difficulty:  1386784 , date:  "2015-07-16 21:41:53" },
  { height:  564067 , difficulty:  1387512 , date:  "2015-07-16 21:41:54" },
  { height:  564068 , difficulty:  1396747 , date:  "2015-07-16 21:42:46" },
  { height:  564069 , difficulty:  1396167 , date:  "2015-07-16 21:42:59" },
  { height:  564070 , difficulty:  1394566 , date:  "2015-07-16 21:43:31" },
  { height:  564071 , difficulty:  1393251 , date:  "2015-07-16 21:44:18" },
  { height:  564072 , difficulty:  1388894 , date:  "2015-07-16 21:44:57" },
  { height:  564073 , difficulty:  1387589 , date:  "2015-07-16 21:47:02" },
  { height:  564074 , difficulty:  1396041 , date:  "2015-07-16 21:50:00" },
  { height:  564075 , difficulty:  1403631 , date:  "2015-07-16 21:50:17" },
  { height:  564076 , difficulty:  1399632 , date:  "2015-07-16 21:50:59" },
  { height:  564077 , difficulty:  1398933 , date:  "2015-07-16 21:51:04" },
  { height:  564078 , difficulty:  1398602 , date:  "2015-07-16 21:51:22" },
  { height:  564079 , difficulty:  1397673 , date:  "2015-07-16 21:52:53" },
  { height:  564080 , difficulty:  1399590 , date:  "2015-07-16 21:53:28" },
  { height:  564081 , difficulty:  1399645 , date:  "2015-07-16 21:53:29" },
  { height:  564082 , difficulty:  1400089 , date:  "2015-07-16 21:54:30" },
  { height:  564083 , difficulty:  1399358 , date:  "2015-07-16 21:55:04" },
  { height:  564084 , difficulty:  1399993 , date:  "2015-07-16 21:56:19" },
  { height:  564085 , difficulty:  1404437 , date:  "2015-07-16 21:57:06" },
  { height:  564086 , difficulty:  1400958 , date:  "2015-07-16 21:58:36" },
  { height:  564087 , difficulty:  1399933 , date:  "2015-07-16 22:00:07" },
  { height:  564088 , difficulty:  1403126 , date:  "2015-07-16 22:01:34" },
  { height:  564089 , difficulty:  1402978 , date:  "2015-07-16 22:01:37" },
  { height:  564090 , difficulty:  1400829 , date:  "2015-07-16 22:02:04" },
  { height:  564091 , difficulty:  1400539 , date:  "2015-07-16 22:03:05" },
  { height:  564092 , difficulty:  1402955 , date:  "2015-07-16 22:07:03" },
  { height:  564093 , difficulty:  1406932 , date:  "2015-07-16 22:07:38" },
  { height:  564094 , difficulty:  1407643 , date:  "2015-07-16 22:09:33" },
  { height:  564095 , difficulty:  1406718 , date:  "2015-07-16 22:09:42" },
  { height:  564096 , difficulty:  1409329 , date:  "2015-07-16 22:10:05" },
  { height:  564097 , difficulty:  1407612 , date:  "2015-07-16 22:11:21" },
  { height:  564098 , difficulty:  1411310 , date:  "2015-07-16 22:13:15" },
  { height:  564099 , difficulty:  1410116 , date:  "2015-07-16 22:14:22" },
  { height:  564100 , difficulty:  1410211 , date:  "2015-07-16 22:17:33" },
  { height:  564101 , difficulty:  1417121 , date:  "2015-07-16 22:19:20" },
  { height:  564102 , difficulty:  1417043 , date:  "2015-07-16 22:19:26" },
  { height:  564103 , difficulty:  1417537 , date:  "2015-07-16 22:20:32" },
  { height:  564104 , difficulty:  1409989 , date:  "2015-07-16 22:21:35" },
  { height:  564105 , difficulty:  1412296 , date:  "2015-07-16 22:22:01" },
  { height:  564106 , difficulty:  1401343 , date:  "2015-07-16 22:23:55" },
  { height:  564107 , difficulty:  1400995 , date:  "2015-07-16 22:24:08" },
  { height:  564108 , difficulty:  1403660 , date:  "2015-07-16 22:26:32" },
  { height:  564109 , difficulty:  1399632 , date:  "2015-07-16 22:30:50" },
  { height:  564110 , difficulty:  1399572 , date:  "2015-07-16 22:30:55" },
  { height:  564111 , difficulty:  1394530 , date:  "2015-07-16 22:31:43" },
  { height:  564112 , difficulty:  1392140 , date:  "2015-07-16 22:31:52" },
  { height:  564113 , difficulty:  1389297 , date:  "2015-07-16 22:32:17" },
  { height:  564114 , difficulty:  1388538 , date:  "2015-07-16 22:32:31" },
  { height:  564115 , difficulty:  1383358 , date:  "2015-07-16 22:32:45" },
  { height:  564116 , difficulty:  1386977 , date:  "2015-07-16 22:33:05" },
  { height:  564117 , difficulty:  1386374 , date:  "2015-07-16 22:33:07" },
  { height:  564118 , difficulty:  1387627 , date:  "2015-07-16 22:34:12" },
  { height:  564119 , difficulty:  1386416 , date:  "2015-07-16 22:34:16" },
  { height:  564120 , difficulty:  1385897 , date:  "2015-07-16 22:34:28" },
  { height:  564121 , difficulty:  1382083 , date:  "2015-07-16 22:34:55" },
  { height:  564122 , difficulty:  1381124 , date:  "2015-07-16 22:35:12" },
  { height:  564123 , difficulty:  1380558 , date:  "2015-07-16 22:35:14" },
  { height:  564124 , difficulty:  1381774 , date:  "2015-07-16 22:35:25" },
  { height:  564125 , difficulty:  1376613 , date:  "2015-07-16 22:37:57" },
  { height:  564126 , difficulty:  1380611 , date:  "2015-07-16 22:38:38" },
  { height:  564127 , difficulty:  1383379 , date:  "2015-07-16 22:43:40" },
  { height:  564128 , difficulty:  1383246 , date:  "2015-07-16 22:44:42" },
  { height:  564129 , difficulty:  1392053 , date:  "2015-07-16 22:46:21" },
  { height:  564130 , difficulty:  1386508 , date:  "2015-07-16 22:49:14" },
  { height:  564131 , difficulty:  1396215 , date:  "2015-07-16 22:49:28" },
  { height:  564132 , difficulty:  1392208 , date:  "2015-07-16 22:50:44" },
  { height:  564133 , difficulty:  1392745 , date:  "2015-07-16 22:51:02" },
  { height:  564134 , difficulty:  1390376 , date:  "2015-07-16 22:53:14" },
  { height:  564135 , difficulty:  1394234 , date:  "2015-07-16 22:53:45" },
  { height:  564136 , difficulty:  1387786 , date:  "2015-07-16 22:54:05" },
  { height:  564137 , difficulty:  1385132 , date:  "2015-07-16 22:55:02" },
  { height:  564138 , difficulty:  1386158 , date:  "2015-07-16 22:57:25" },
  { height:  564139 , difficulty:  1387368 , date:  "2015-07-16 22:58:34" },
  { height:  564140 , difficulty:  1384897 , date:  "2015-07-16 23:02:37" },
  { height:  564141 , difficulty:  1384214 , date:  "2015-07-16 23:02:39" },
  { height:  564142 , difficulty:  1380758 , date:  "2015-07-16 23:04:40" },
  { height:  564143 , difficulty:  1386519 , date:  "2015-07-16 23:04:46" },
  { height:  564144 , difficulty:  1385323 , date:  "2015-07-16 23:05:46" },
  { height:  564145 , difficulty:  1389901 , date:  "2015-07-16 23:08:33" },
  { height:  564146 , difficulty:  1391532 , date:  "2015-07-16 23:08:53" },
  { height:  564147 , difficulty:  1394178 , date:  "2015-07-16 23:08:57" },
  { height:  564148 , difficulty:  1393440 , date:  "2015-07-16 23:10:48" },
  { height:  564149 , difficulty:  1390555 , date:  "2015-07-16 23:11:05" },
  { height:  564150 , difficulty:  1383881 , date:  "2015-07-16 23:13:09" },
  { height:  564151 , difficulty:  1386206 , date:  "2015-07-16 23:16:30" },
  { height:  564152 , difficulty:  1384892 , date:  "2015-07-16 23:16:31" },
  { height:  564153 , difficulty:  1385974 , date:  "2015-07-16 23:17:06" },
  { height:  564154 , difficulty:  1388607 , date:  "2015-07-16 23:19:26" },
  { height:  564155 , difficulty:  1385386 , date:  "2015-07-16 23:21:16" },
  { height:  564156 , difficulty:  1384994 , date:  "2015-07-16 23:22:41" },
  { height:  564157 , difficulty:  1385100 , date:  "2015-07-16 23:23:13" },
  { height:  564158 , difficulty:  1383049 , date:  "2015-07-16 23:24:03" },
  { height:  564159 , difficulty:  1382070 , date:  "2015-07-16 23:25:25" },
  { height:  564160 , difficulty:  1381790 , date:  "2015-07-16 23:25:32" },
  { height:  564161 , difficulty:  1383330 , date:  "2015-07-16 23:28:36" },
  { height:  564162 , difficulty:  1380561 , date:  "2015-07-16 23:29:00" },
  { height:  564163 , difficulty:  1378482 , date:  "2015-07-16 23:31:30" },
  { height:  564164 , difficulty:  1375346 , date:  "2015-07-16 23:31:59" },
  { height:  564165 , difficulty:  1375527 , date:  "2015-07-16 23:35:08" },
  { height:  564166 , difficulty:  1376316 , date:  "2015-07-16 23:36:38" },
  { height:  564167 , difficulty:  1376948 , date:  "2015-07-16 23:38:07" },
  { height:  564168 , difficulty:  1373356 , date:  "2015-07-16 23:38:11" },
  { height:  564169 , difficulty:  1373313 , date:  "2015-07-16 23:41:32" },
  { height:  564170 , difficulty:  1374099 , date:  "2015-07-16 23:41:34" },
  { height:  564171 , difficulty:  1373898 , date:  "2015-07-16 23:42:42" },
  { height:  564172 , difficulty:  1374532 , date:  "2015-07-16 23:44:11" },
  { height:  564173 , difficulty:  1375088 , date:  "2015-07-16 23:44:49" },
  { height:  564174 , difficulty:  1370957 , date:  "2015-07-16 23:45:04" },
  { height:  564175 , difficulty:  1369931 , date:  "2015-07-16 23:49:01" },
  { height:  564176 , difficulty:  1364141 , date:  "2015-07-16 23:49:29" },
  { height:  564177 , difficulty:  1361617 , date:  "2015-07-16 23:49:34" },
  { height:  564178 , difficulty:  1364916 , date:  "2015-07-16 23:50:22" },
  { height:  564179 , difficulty:  1366129 , date:  "2015-07-16 23:50:26" },
  { height:  564180 , difficulty:  1364070 , date:  "2015-07-16 23:50:50" },
  { height:  564181 , difficulty:  1364041 , date:  "2015-07-16 23:52:22" },
  { height:  564182 , difficulty:  1360704 , date:  "2015-07-16 23:53:06" },
  { height:  564183 , difficulty:  1362254 , date:  "2015-07-16 23:54:22" },
  { height:  564184 , difficulty:  1357530 , date:  "2015-07-16 23:56:02" },
  { height:  564185 , difficulty:  1352505 , date:  "2015-07-16 23:57:35" },
  { height:  564186 , difficulty:  1352569 , date:  "2015-07-16 23:57:58" },
  { height:  564187 , difficulty:  1354794 , date:  "2015-07-16 23:58:04" },
  { height:  564188 , difficulty:  1356688 , date:  "2015-07-16 23:59:08" },
  { height:  564189 , difficulty:  1357614 , date:  "2015-07-16 23:59:38" },
  { height:  564190 , difficulty:  1361617 , date:  "2015-07-17 00:02:42" },
  { height:  564191 , difficulty:  1366348 , date:  "2015-07-17 00:03:10" },
  { height:  564192 , difficulty:  1365888 , date:  "2015-07-17 00:05:56" },
  { height:  564193 , difficulty:  1371026 , date:  "2015-07-17 00:09:03" },
  { height:  564194 , difficulty:  1370361 , date:  "2015-07-17 00:09:25" },
  { height:  564195 , difficulty:  1375710 , date:  "2015-07-17 00:09:46" },
  { height:  564196 , difficulty:  1376081 , date:  "2015-07-17 00:10:03" },
  { height:  564197 , difficulty:  1383133 , date:  "2015-07-17 00:12:10" },
  { height:  564198 , difficulty:  1385035 , date:  "2015-07-17 00:12:22" },
  { height:  564199 , difficulty:  1385091 , date:  "2015-07-17 00:12:24" },
  { height:  564200 , difficulty:  1387388 , date:  "2015-07-17 00:14:20" },
  { height:  564201 , difficulty:  1383007 , date:  "2015-07-17 00:14:48" },
  { height:  564202 , difficulty:  1384877 , date:  "2015-07-17 00:14:49" },
  { height:  564203 , difficulty:  1377143 , date:  "2015-07-17 00:14:54" },
  { height:  564204 , difficulty:  1379230 , date:  "2015-07-17 00:15:16" },
  { height:  564205 , difficulty:  1376354 , date:  "2015-07-17 00:16:35" },
  { height:  564206 , difficulty:  1371327 , date:  "2015-07-17 00:16:40" },
  { height:  564207 , difficulty:  1372312 , date:  "2015-07-17 00:17:30" },
  { height:  564208 , difficulty:  1370194 , date:  "2015-07-17 00:17:41" },
  { height:  564209 , difficulty:  1369857 , date:  "2015-07-17 00:18:13" },
  { height:  564210 , difficulty:  1367562 , date:  "2015-07-17 00:18:37" },
  { height:  564211 , difficulty:  1372088 , date:  "2015-07-17 00:20:18" },
  { height:  564212 , difficulty:  1371438 , date:  "2015-07-17 00:20:31" },
  { height:  564213 , difficulty:  1372294 , date:  "2015-07-17 00:20:52" },
  { height:  564214 , difficulty:  1368445 , date:  "2015-07-17 00:22:43" },
  { height:  564215 , difficulty:  1372055 , date:  "2015-07-17 00:23:01" },
  { height:  564216 , difficulty:  1363226 , date:  "2015-07-17 00:23:47" },
  { height:  564217 , difficulty:  1365825 , date:  "2015-07-17 00:23:50" },
  { height:  564218 , difficulty:  1362522 , date:  "2015-07-17 00:26:04" },
  { height:  564219 , difficulty:  1366103 , date:  "2015-07-17 00:26:59" },
  { height:  564220 , difficulty:  1367256 , date:  "2015-07-17 00:27:05" },
  { height:  564221 , difficulty:  1366663 , date:  "2015-07-17 00:28:00" },
  { height:  564222 , difficulty:  1369369 , date:  "2015-07-17 00:28:29" },
  { height:  564223 , difficulty:  1369418 , date:  "2015-07-17 00:29:05" },
  { height:  564224 , difficulty:  1366541 , date:  "2015-07-17 00:30:24" },
  { height:  564225 , difficulty:  1369250 , date:  "2015-07-17 00:30:26" },
  { height:  564226 , difficulty:  1364858 , date:  "2015-07-17 00:32:00" },
  { height:  564227 , difficulty:  1366163 , date:  "2015-07-17 00:33:17" },
  { height:  564228 , difficulty:  1370282 , date:  "2015-07-17 00:34:25" },
  { height:  564229 , difficulty:  1369071 , date:  "2015-07-17 00:34:48" },
  { height:  564230 , difficulty:  1365244 , date:  "2015-07-17 00:36:44" },
  { height:  564231 , difficulty:  1361657 , date:  "2015-07-17 00:37:09" },
  { height:  564232 , difficulty:  1358715 , date:  "2015-07-17 00:37:39" },
  { height:  564233 , difficulty:  1361331 , date:  "2015-07-17 00:38:02" },
  { height:  564234 , difficulty:  1359709 , date:  "2015-07-17 00:40:06" },
  { height:  564235 , difficulty:  1361384 , date:  "2015-07-17 00:40:09" },
  { height:  564236 , difficulty:  1362469 , date:  "2015-07-17 00:40:21" },
  { height:  564237 , difficulty:  1357110 , date:  "2015-07-17 00:40:30" },
  { height:  564238 , difficulty:  1359852 , date:  "2015-07-17 00:40:46" },
  { height:  564239 , difficulty:  1354449 , date:  "2015-07-17 00:41:52" },
  { height:  564240 , difficulty:  1354717 , date:  "2015-07-17 00:42:07" },
  { height:  564241 , difficulty:  1349745 , date:  "2015-07-17 00:43:52" },
  { height:  564242 , difficulty:  1347169 , date:  "2015-07-17 00:43:54" },
  { height:  564243 , difficulty:  1346998 , date:  "2015-07-17 00:46:27" },
  { height:  564244 , difficulty:  1352372 , date:  "2015-07-17 00:48:32" },
  { height:  564245 , difficulty:  1347517 , date:  "2015-07-17 00:49:06" },
  { height:  564246 , difficulty:  1348800 , date:  "2015-07-17 00:49:36" },
  { height:  564247 , difficulty:  1348184 , date:  "2015-07-17 00:52:10" },
  { height:  564248 , difficulty:  1345970 , date:  "2015-07-17 00:56:14" },
  { height:  564249 , difficulty:  1344775 , date:  "2015-07-17 00:57:49" },
  { height:  564250 , difficulty:  1345165 , date:  "2015-07-17 00:57:56" },
  { height:  564251 , difficulty:  1336653 , date:  "2015-07-17 00:58:10" },
  { height:  564252 , difficulty:  1336385 , date:  "2015-07-17 01:00:58" },
  { height:  564253 , difficulty:  1336401 , date:  "2015-07-17 01:01:03" },
  { height:  564254 , difficulty:  1334883 , date:  "2015-07-17 01:01:28" },
  { height:  564255 , difficulty:  1338455 , date:  "2015-07-17 01:01:41" },
  { height:  564256 , difficulty:  1338652 , date:  "2015-07-17 01:03:12" },
  { height:  564257 , difficulty:  1335482 , date:  "2015-07-17 01:05:45" },
  { height:  564258 , difficulty:  1340698 , date:  "2015-07-17 01:05:51" },
  { height:  564259 , difficulty:  1338988 , date:  "2015-07-17 01:09:21" },
  { height:  564260 , difficulty:  1337705 , date:  "2015-07-17 01:09:25" },
  { height:  564261 , difficulty:  1334409 , date:  "2015-07-17 01:10:50" },
  { height:  564262 , difficulty:  1336009 , date:  "2015-07-17 01:11:15" },
  { height:  564263 , difficulty:  1335830 , date:  "2015-07-17 01:11:19" },
  { height:  564264 , difficulty:  1335837 , date:  "2015-07-17 01:11:29" },
  { height:  564265 , difficulty:  1337812 , date:  "2015-07-17 01:11:54" },
  { height:  564266 , difficulty:  1332151 , date:  "2015-07-17 01:16:46" },
  { height:  564267 , difficulty:  1333395 , date:  "2015-07-17 01:16:48" },
  { height:  564268 , difficulty:  1327812 , date:  "2015-07-17 01:19:28" },
  { height:  564269 , difficulty:  1323273 , date:  "2015-07-17 01:20:13" },
  { height:  564270 , difficulty:  1323468 , date:  "2015-07-17 01:21:04" },
  { height:  564271 , difficulty:  1324313 , date:  "2015-07-17 01:21:30" },
  { height:  564272 , difficulty:  1325616 , date:  "2015-07-17 01:23:16" },
  { height:  564273 , difficulty:  1321743 , date:  "2015-07-17 01:23:24" },
  { height:  564274 , difficulty:  1322790 , date:  "2015-07-17 01:25:50" },
  { height:  564275 , difficulty:  1330185 , date:  "2015-07-17 01:26:07" },
  { height:  564276 , difficulty:  1329007 , date:  "2015-07-17 01:26:24" },
  { height:  564277 , difficulty:  1333005 , date:  "2015-07-17 01:28:06" },
  { height:  564278 , difficulty:  1333674 , date:  "2015-07-17 01:28:49" },
  { height:  564279 , difficulty:  1335689 , date:  "2015-07-17 01:29:34" },
  { height:  564280 , difficulty:  1335679 , date:  "2015-07-17 01:29:48" },
  { height:  564281 , difficulty:  1333521 , date:  "2015-07-17 01:30:27" },
  { height:  564282 , difficulty:  1335319 , date:  "2015-07-17 01:32:25" },
  { height:  564283 , difficulty:  1335492 , date:  "2015-07-17 01:33:10" },
  { height:  564284 , difficulty:  1336805 , date:  "2015-07-17 01:36:26" },
  { height:  564285 , difficulty:  1336253 , date:  "2015-07-17 01:36:28" },
  { height:  564286 , difficulty:  1344406 , date:  "2015-07-17 01:36:51" },
  { height:  564287 , difficulty:  1341257 , date:  "2015-07-17 01:36:56" },
  { height:  564288 , difficulty:  1342189 , date:  "2015-07-17 01:39:14" },
  { height:  564289 , difficulty:  1341448 , date:  "2015-07-17 01:42:19" },
  { height:  564290 , difficulty:  1338113 , date:  "2015-07-17 01:42:51" },
  { height:  564291 , difficulty:  1338243 , date:  "2015-07-17 01:43:30" },
  { height:  564292 , difficulty:  1339249 , date:  "2015-07-17 01:45:11" },
  { height:  564293 , difficulty:  1339762 , date:  "2015-07-17 01:45:59" },
  { height:  564294 , difficulty:  1338395 , date:  "2015-07-17 01:46:05" },
  { height:  564295 , difficulty:  1337007 , date:  "2015-07-17 01:46:19" },
  { height:  564296 , difficulty:  1338851 , date:  "2015-07-17 01:47:43" },
  { height:  564297 , difficulty:  1337112 , date:  "2015-07-17 01:48:25" },
  { height:  564298 , difficulty:  1339284 , date:  "2015-07-17 01:51:04" },
  { height:  564299 , difficulty:  1338619 , date:  "2015-07-17 01:52:18" },
  { height:  564300 , difficulty:  1338705 , date:  "2015-07-17 01:53:11" },
  { height:  564301 , difficulty:  1343631 , date:  "2015-07-17 01:53:12" },
  { height:  564302 , difficulty:  1340395 , date:  "2015-07-17 01:54:57" },
  { height:  564303 , difficulty:  1344541 , date:  "2015-07-17 01:55:19" },
  { height:  564304 , difficulty:  1343097 , date:  "2015-07-17 01:58:30" },
  { height:  564305 , difficulty:  1342953 , date:  "2015-07-17 01:58:35" },
  { height:  564306 , difficulty:  1341864 , date:  "2015-07-17 02:00:25" },
  { height:  564307 , difficulty:  1345210 , date:  "2015-07-17 02:01:27" },
  { height:  564308 , difficulty:  1346311 , date:  "2015-07-17 02:03:22" },
  { height:  564309 , difficulty:  1346222 , date:  "2015-07-17 02:03:31" },
  { height:  564310 , difficulty:  1346710 , date:  "2015-07-17 02:04:15" },
  { height:  564311 , difficulty:  1346658 , date:  "2015-07-17 02:05:09" },
  { height:  564312 , difficulty:  1346858 , date:  "2015-07-17 02:07:41" },
  { height:  564313 , difficulty:  1347779 , date:  "2015-07-17 02:08:30" },
  { height:  564314 , difficulty:  1348709 , date:  "2015-07-17 02:08:32" },
  { height:  564315 , difficulty:  1347261 , date:  "2015-07-17 02:09:34" },
  { height:  564316 , difficulty:  1347411 , date:  "2015-07-17 02:10:36" },
  { height:  564317 , difficulty:  1348066 , date:  "2015-07-17 02:13:37" },
  { height:  564318 , difficulty:  1348171 , date:  "2015-07-17 02:14:19" },
  { height:  564319 , difficulty:  1343231 , date:  "2015-07-17 02:14:21" },
  { height:  564320 , difficulty:  1345566 , date:  "2015-07-17 02:14:49" },
  { height:  564321 , difficulty:  1346704 , date:  "2015-07-17 02:15:37" },
  { height:  564322 , difficulty:  1347082 , date:  "2015-07-17 02:16:56" },
  { height:  564323 , difficulty:  1344293 , date:  "2015-07-17 02:16:57" },
  { height:  564324 , difficulty:  1341873 , date:  "2015-07-17 02:20:55" },
  { height:  564325 , difficulty:  1339677 , date:  "2015-07-17 02:20:57" },
  { height:  564326 , difficulty:  1340033 , date:  "2015-07-17 02:23:01" },
  { height:  564327 , difficulty:  1342106 , date:  "2015-07-17 02:23:04" },
  { height:  564328 , difficulty:  1336259 , date:  "2015-07-17 02:23:37" },
  { height:  564329 , difficulty:  1338674 , date:  "2015-07-17 02:24:06" },
  { height:  564330 , difficulty:  1339400 , date:  "2015-07-17 02:24:38" },
  { height:  564331 , difficulty:  1342989 , date:  "2015-07-17 02:24:40" },
  { height:  564332 , difficulty:  1339757 , date:  "2015-07-17 02:26:56" },
  { height:  564333 , difficulty:  1334280 , date:  "2015-07-17 02:27:54" },
  { height:  564334 , difficulty:  1334951 , date:  "2015-07-17 02:28:42" },
  { height:  564335 , difficulty:  1331725 , date:  "2015-07-17 02:29:32" },
  { height:  564336 , difficulty:  1331593 , date:  "2015-07-17 02:29:35" },
  { height:  564337 , difficulty:  1329183 , date:  "2015-07-17 02:30:12" },
  { height:  564338 , difficulty:  1334704 , date:  "2015-07-17 02:31:35" },
  { height:  564339 , difficulty:  1335494 , date:  "2015-07-17 02:34:51" },
  { height:  564340 , difficulty:  1338655 , date:  "2015-07-17 02:34:54" },
  { height:  564341 , difficulty:  1337730 , date:  "2015-07-17 02:35:02" },
  { height:  564342 , difficulty:  1330801 , date:  "2015-07-17 02:35:11" },
  { height:  564343 , difficulty:  1337130 , date:  "2015-07-17 02:36:07" },
  { height:  564344 , difficulty:  1331873 , date:  "2015-07-17 02:36:17" },
  { height:  564345 , difficulty:  1333004 , date:  "2015-07-17 02:36:19" },
  { height:  564346 , difficulty:  1331143 , date:  "2015-07-17 02:36:57" },
  { height:  564347 , difficulty:  1331777 , date:  "2015-07-17 02:37:50" },
  { height:  564348 , difficulty:  1330298 , date:  "2015-07-17 02:38:14" },
  { height:  564349 , difficulty:  1330910 , date:  "2015-07-17 02:38:43" },
  { height:  564350 , difficulty:  1328045 , date:  "2015-07-17 02:40:32" },
  { height:  564351 , difficulty:  1327436 , date:  "2015-07-17 02:43:27" },
  { height:  564352 , difficulty:  1327820 , date:  "2015-07-17 02:43:38" },
  { height:  564353 , difficulty:  1326274 , date:  "2015-07-17 02:49:25" },
  { height:  564354 , difficulty:  1324835 , date:  "2015-07-17 02:49:31" },
  { height:  564355 , difficulty:  1323404 , date:  "2015-07-17 02:49:54" },
  { height:  564356 , difficulty:  1323373 , date:  "2015-07-17 02:51:31" },
  { height:  564357 , difficulty:  1327356 , date:  "2015-07-17 02:53:15" },
  { height:  564358 , difficulty:  1323195 , date:  "2015-07-17 02:53:34" },
  { height:  564359 , difficulty:  1324495 , date:  "2015-07-17 02:57:45" },
  { height:  564360 , difficulty:  1317727 , date:  "2015-07-17 02:58:17" },
  { height:  564361 , difficulty:  1317691 , date:  "2015-07-17 03:01:10" },
  { height:  564362 , difficulty:  1317889 , date:  "2015-07-17 03:01:14" },
  { height:  564363 , difficulty:  1317735 , date:  "2015-07-17 03:01:35" },
  { height:  564364 , difficulty:  1313681 , date:  "2015-07-17 03:03:35" },
  { height:  564365 , difficulty:  1310672 , date:  "2015-07-17 03:03:42" },
  { height:  564366 , difficulty:  1310630 , date:  "2015-07-17 03:04:09" },
  { height:  564367 , difficulty:  1315127 , date:  "2015-07-17 03:06:16" },
  { height:  564368 , difficulty:  1313045 , date:  "2015-07-17 03:06:19" },
  { height:  564369 , difficulty:  1312209 , date:  "2015-07-17 03:08:45" },
  { height:  564370 , difficulty:  1313767 , date:  "2015-07-17 03:09:40" },
  { height:  564371 , difficulty:  1313587 , date:  "2015-07-17 03:10:56" },
  { height:  564372 , difficulty:  1311579 , date:  "2015-07-17 03:11:24" },
  { height:  564373 , difficulty:  1310741 , date:  "2015-07-17 03:13:17" },
  { height:  564374 , difficulty:  1306232 , date:  "2015-07-17 03:13:29" },
  { height:  564375 , difficulty:  1309360 , date:  "2015-07-17 03:14:36" },
  { height:  564376 , difficulty:  1307986 , date:  "2015-07-17 03:14:55" },
  { height:  564377 , difficulty:  1309831 , date:  "2015-07-17 03:15:04" },
  { height:  564378 , difficulty:  1307671 , date:  "2015-07-17 03:15:53" },
  { height:  564379 , difficulty:  1310104 , date:  "2015-07-17 03:16:46" },
  { height:  564380 , difficulty:  1304316 , date:  "2015-07-17 03:18:38" },
  { height:  564381 , difficulty:  1306872 , date:  "2015-07-17 03:21:13" },
  { height:  564382 , difficulty:  1304143 , date:  "2015-07-17 03:21:15" },
  { height:  564383 , difficulty:  1312041 , date:  "2015-07-17 03:21:55" },
  { height:  564384 , difficulty:  1318629 , date:  "2015-07-17 03:22:15" },
  { height:  564385 , difficulty:  1320069 , date:  "2015-07-17 03:23:08" },
  { height:  564386 , difficulty:  1324725 , date:  "2015-07-17 03:23:44" },
  { height:  564387 , difficulty:  1323993 , date:  "2015-07-17 03:24:15" },
  { height:  564388 , difficulty:  1321429 , date:  "2015-07-17 03:25:11" },
  { height:  564389 , difficulty:  1321014 , date:  "2015-07-17 03:25:13" },
  { height:  564390 , difficulty:  1321444 , date:  "2015-07-17 03:27:40" },
  { height:  564391 , difficulty:  1319976 , date:  "2015-07-17 03:27:43" },
  { height:  564392 , difficulty:  1321200 , date:  "2015-07-17 03:28:22" },
  { height:  564393 , difficulty:  1314946 , date:  "2015-07-17 03:28:38" },
  { height:  564394 , difficulty:  1313761 , date:  "2015-07-17 03:29:04" },
  { height:  564395 , difficulty:  1318630 , date:  "2015-07-17 03:29:09" },
  { height:  564396 , difficulty:  1317652 , date:  "2015-07-17 03:29:16" },
  { height:  564397 , difficulty:  1318521 , date:  "2015-07-17 03:29:47" },
  { height:  564398 , difficulty:  1316037 , date:  "2015-07-17 03:29:42" },
  { height:  564399 , difficulty:  1316654 , date:  "2015-07-17 03:30:30" },
  { height:  564400 , difficulty:  1309328 , date:  "2015-07-17 03:30:31" },
  { height:  564401 , difficulty:  1314343 , date:  "2015-07-17 03:33:04" },
  { height:  564402 , difficulty:  1313288 , date:  "2015-07-17 03:36:15" },
  { height:  564403 , difficulty:  1313209 , date:  "2015-07-17 03:36:47" },
  { height:  564404 , difficulty:  1314615 , date:  "2015-07-17 03:37:16" },
  { height:  564405 , difficulty:  1316066 , date:  "2015-07-17 03:38:42" },
  { height:  564406 , difficulty:  1315604 , date:  "2015-07-17 03:41:17" },
  { height:  564407 , difficulty:  1315503 , date:  "2015-07-17 03:41:22" },
  { height:  564408 , difficulty:  1313239 , date:  "2015-07-17 03:41:55" },
  { height:  564409 , difficulty:  1312880 , date:  "2015-07-17 03:43:03" },
  { height:  564410 , difficulty:  1311403 , date:  "2015-07-17 03:43:18" },
  { height:  564411 , difficulty:  1311661 , date:  "2015-07-17 03:43:30" },
  { height:  564412 , difficulty:  1317838 , date:  "2015-07-17 03:44:23" },
  { height:  564413 , difficulty:  1321350 , date:  "2015-07-17 03:44:24" },
  { height:  564414 , difficulty:  1318811 , date:  "2015-07-17 03:46:24" },
  { height:  564415 , difficulty:  1313358 , date:  "2015-07-17 03:46:53" },
  { height:  564416 , difficulty:  1314019 , date:  "2015-07-17 03:48:55" },
  { height:  564417 , difficulty:  1320344 , date:  "2015-07-17 03:50:11" },
  { height:  564418 , difficulty:  1324912 , date:  "2015-07-17 03:54:32" },
  { height:  564419 , difficulty:  1323919 , date:  "2015-07-17 03:54:34" },
  { height:  564420 , difficulty:  1324719 , date:  "2015-07-17 03:55:51" },
  { height:  564421 , difficulty:  1327756 , date:  "2015-07-17 03:55:58" },
  { height:  564422 , difficulty:  1330160 , date:  "2015-07-17 03:56:57" },
  { height:  564423 , difficulty:  1333074 , date:  "2015-07-17 03:57:00" },
  { height:  564424 , difficulty:  1334960 , date:  "2015-07-17 04:01:48" },
  { height:  564425 , difficulty:  1342158 , date:  "2015-07-17 04:01:55" },
  { height:  564426 , difficulty:  1339802 , date:  "2015-07-17 04:02:45" },
  { height:  564427 , difficulty:  1333497 , date:  "2015-07-17 04:08:07" },
  { height:  564428 , difficulty:  1334249 , date:  "2015-07-17 04:10:01" },
  { height:  564429 , difficulty:  1325401 , date:  "2015-07-17 04:11:06" },
  { height:  564430 , difficulty:  1325704 , date:  "2015-07-17 04:11:43" },
  { height:  564431 , difficulty:  1325223 , date:  "2015-07-17 04:17:56" },
  { height:  564432 , difficulty:  1323186 , date:  "2015-07-17 04:18:06" },
  { height:  564433 , difficulty:  1327150 , date:  "2015-07-17 04:19:24" },
  { height:  564434 , difficulty:  1326712 , date:  "2015-07-17 04:19:29" },
  { height:  564435 , difficulty:  1317956 , date:  "2015-07-17 04:19:42" },
  { height:  564436 , difficulty:  1318146 , date:  "2015-07-17 04:20:05" },
  { height:  564437 , difficulty:  1313082 , date:  "2015-07-17 04:23:52" },
  { height:  564438 , difficulty:  1316433 , date:  "2015-07-17 04:24:30" },
  { height:  564439 , difficulty:  1316329 , date:  "2015-07-17 04:24:36" },
  { height:  564440 , difficulty:  1312278 , date:  "2015-07-17 04:26:58" },
  { height:  564441 , difficulty:  1313629 , date:  "2015-07-17 04:27:02" },
  { height:  564442 , difficulty:  1314076 , date:  "2015-07-17 04:30:38" },
  { height:  564443 , difficulty:  1312167 , date:  "2015-07-17 04:30:43" },
  { height:  564444 , difficulty:  1315306 , date:  "2015-07-17 04:33:52" },
  { height:  564445 , difficulty:  1310643 , date:  "2015-07-17 04:34:25" },
  { height:  564446 , difficulty:  1309603 , date:  "2015-07-17 04:35:13" },
  { height:  564447 , difficulty:  1307045 , date:  "2015-07-17 04:39:19" },
  { height:  564448 , difficulty:  1306982 , date:  "2015-07-17 04:40:19" },
  { height:  564449 , difficulty:  1306263 , date:  "2015-07-17 04:43:16" },
  { height:  564450 , difficulty:  1306915 , date:  "2015-07-17 04:43:56" },
  { height:  564451 , difficulty:  1305924 , date:  "2015-07-17 04:46:58" },
  { height:  564452 , difficulty:  1305207 , date:  "2015-07-17 04:49:12" },
  { height:  564453 , difficulty:  1308671 , date:  "2015-07-17 04:49:20" },
  { height:  564454 , difficulty:  1307054 , date:  "2015-07-17 04:55:47" },
  { height:  564455 , difficulty:  1305785 , date:  "2015-07-17 04:55:52" },
  { height:  564456 , difficulty:  1306614 , date:  "2015-07-17 04:57:37" },
  { height:  564457 , difficulty:  1303968 , date:  "2015-07-17 04:58:59" },
  { height:  564458 , difficulty:  1304100 , date:  "2015-07-17 04:59:45" },
  { height:  564459 , difficulty:  1309343 , date:  "2015-07-17 05:00:27" },
  { height:  564460 , difficulty:  1309260 , date:  "2015-07-17 05:00:56" },
  { height:  564461 , difficulty:  1309632 , date:  "2015-07-17 05:02:59" },
  { height:  564462 , difficulty:  1313400 , date:  "2015-07-17 05:04:49" },
  { height:  564463 , difficulty:  1313024 , date:  "2015-07-17 05:05:34" },
  { height:  564464 , difficulty:  1315004 , date:  "2015-07-17 05:07:26" },
  { height:  564465 , difficulty:  1317167 , date:  "2015-07-17 05:08:01" },
  { height:  564466 , difficulty:  1320220 , date:  "2015-07-17 05:08:39" },
  { height:  564467 , difficulty:  1320981 , date:  "2015-07-17 05:08:57" },
  { height:  564468 , difficulty:  1322704 , date:  "2015-07-17 05:09:37" },
  { height:  564469 , difficulty:  1324805 , date:  "2015-07-17 05:12:07" },
  { height:  564470 , difficulty:  1324347 , date:  "2015-07-17 05:12:18" },
  { height:  564471 , difficulty:  1328606 , date:  "2015-07-17 05:15:04" },
  { height:  564472 , difficulty:  1329440 , date:  "2015-07-17 05:16:54" },
  { height:  564473 , difficulty:  1328665 , date:  "2015-07-17 05:16:55" },
  { height:  564474 , difficulty:  1328383 , date:  "2015-07-17 05:17:24" },
  { height:  564475 , difficulty:  1330356 , date:  "2015-07-17 05:19:48" },
  { height:  564476 , difficulty:  1330418 , date:  "2015-07-17 05:19:54" },
  { height:  564477 , difficulty:  1326488 , date:  "2015-07-17 05:23:03" },
  { height:  564478 , difficulty:  1319929 , date:  "2015-07-17 05:23:23" },
  { height:  564479 , difficulty:  1318723 , date:  "2015-07-17 05:23:51" },
  { height:  564480 , difficulty:  1320414 , date:  "2015-07-17 05:24:49" },
  { height:  564481 , difficulty:  1318434 , date:  "2015-07-17 05:26:45" },
  { height:  564482 , difficulty:  1313195 , date:  "2015-07-17 05:27:25" },
  { height:  564483 , difficulty:  1316093 , date:  "2015-07-17 05:28:06" },
  { height:  564484 , difficulty:  1315343 , date:  "2015-07-17 05:31:00" },
  { height:  564485 , difficulty:  1316207 , date:  "2015-07-17 05:31:31" },
  { height:  564486 , difficulty:  1317845 , date:  "2015-07-17 05:31:35" },
  { height:  564487 , difficulty:  1317689 , date:  "2015-07-17 05:31:47" },
  { height:  564488 , difficulty:  1317166 , date:  "2015-07-17 05:32:20" },
  { height:  564489 , difficulty:  1318552 , date:  "2015-07-17 05:34:36" },
  { height:  564490 , difficulty:  1316656 , date:  "2015-07-17 05:35:08" },
  { height:  564491 , difficulty:  1315601 , date:  "2015-07-17 05:43:47" },
  { height:  564492 , difficulty:  1312896 , date:  "2015-07-17 05:43:52" },
  { height:  564493 , difficulty:  1311478 , date:  "2015-07-17 05:45:25" },
  { height:  564494 , difficulty:  1306429 , date:  "2015-07-17 05:46:26" },
  { height:  564495 , difficulty:  1306977 , date:  "2015-07-17 05:46:52" },
  { height:  564496 , difficulty:  1307805 , date:  "2015-07-17 05:48:20" },
  { height:  564497 , difficulty:  1308939 , date:  "2015-07-17 05:48:36" },
  { height:  564498 , difficulty:  1307928 , date:  "2015-07-17 05:48:55" },
  { height:  564499 , difficulty:  1313026 , date:  "2015-07-17 05:49:01" },
  { height:  564500 , difficulty:  1303097 , date:  "2015-07-17 05:50:21" },
  { height:  564501 , difficulty:  1303305 , date:  "2015-07-17 05:52:16" },
  { height:  564502 , difficulty:  1308778 , date:  "2015-07-17 05:52:18" },
  { height:  564503 , difficulty:  1299149 , date:  "2015-07-17 05:52:45" },
  { height:  564504 , difficulty:  1297172 , date:  "2015-07-17 05:54:24" },
  { height:  564505 , difficulty:  1295533 , date:  "2015-07-17 05:54:25" },
  { height:  564506 , difficulty:  1296797 , date:  "2015-07-17 05:54:52" },
  { height:  564507 , difficulty:  1284503 , date:  "2015-07-17 05:55:34" },
  { height:  564508 , difficulty:  1286783 , date:  "2015-07-17 05:56:57" },
  { height:  564509 , difficulty:  1288584 , date:  "2015-07-17 05:57:29" },
  { height:  564510 , difficulty:  1288664 , date:  "2015-07-17 05:57:33" },
  { height:  564511 , difficulty:  1289236 , date:  "2015-07-17 05:57:41" },
  { height:  564512 , difficulty:  1289133 , date:  "2015-07-17 06:00:00" },
  { height:  564513 , difficulty:  1283502 , date:  "2015-07-17 06:01:03" },
  { height:  564514 , difficulty:  1284507 , date:  "2015-07-17 06:03:59" },
  { height:  564515 , difficulty:  1285244 , date:  "2015-07-17 06:07:33" },
  { height:  564516 , difficulty:  1281283 , date:  "2015-07-17 06:08:00" },
  { height:  564517 , difficulty:  1281144 , date:  "2015-07-17 06:08:06" },
  { height:  564518 , difficulty:  1274398 , date:  "2015-07-17 06:08:44" },
  { height:  564519 , difficulty:  1277872 , date:  "2015-07-17 06:09:14" },
  { height:  564520 , difficulty:  1271823 , date:  "2015-07-17 06:10:19" },
  { height:  564521 , difficulty:  1271851 , date:  "2015-07-17 06:13:36" },
  { height:  564522 , difficulty:  1270586 , date:  "2015-07-17 06:16:42" },
  { height:  564523 , difficulty:  1265948 , date:  "2015-07-17 06:17:50" },
  { height:  564524 , difficulty:  1264883 , date:  "2015-07-17 06:19:45" },
  { height:  564525 , difficulty:  1260025 , date:  "2015-07-17 06:21:01" },
  { height:  564526 , difficulty:  1258707 , date:  "2015-07-17 06:21:51" },
  { height:  564527 , difficulty:  1253662 , date:  "2015-07-17 06:22:32" },
  { height:  564528 , difficulty:  1251740 , date:  "2015-07-17 06:24:26" },
  { height:  564529 , difficulty:  1251460 , date:  "2015-07-17 06:24:55" },
  { height:  564530 , difficulty:  1239176 , date:  "2015-07-17 06:24:57" },
  { height:  564531 , difficulty:  1243472 , date:  "2015-07-17 06:26:54" },
  { height:  564532 , difficulty:  1244706 , date:  "2015-07-17 06:27:17" },
  { height:  564533 , difficulty:  1242185 , date:  "2015-07-17 06:27:33" },
  { height:  564534 , difficulty:  1241745 , date:  "2015-07-17 06:27:38" },
  { height:  564535 , difficulty:  1244721 , date:  "2015-07-17 06:29:51" },
  { height:  564536 , difficulty:  1245590 , date:  "2015-07-17 06:29:54" },
  { height:  564537 , difficulty:  1244470 , date:  "2015-07-17 06:29:58" },
  { height:  564538 , difficulty:  1242570 , date:  "2015-07-17 06:33:21" },
  { height:  564539 , difficulty:  1243348 , date:  "2015-07-17 06:34:26" },
  { height:  564540 , difficulty:  1240008 , date:  "2015-07-17 06:34:46" },
  { height:  564541 , difficulty:  1239536 , date:  "2015-07-17 06:36:34" },
  { height:  564542 , difficulty:  1239049 , date:  "2015-07-17 06:37:56" },
  { height:  564543 , difficulty:  1239190 , date:  "2015-07-17 06:39:09" },
  { height:  564544 , difficulty:  1238461 , date:  "2015-07-17 06:40:06" },
  { height:  564545 , difficulty:  1239429 , date:  "2015-07-17 06:41:06" },
  { height:  564546 , difficulty:  1241402 , date:  "2015-07-17 06:41:50" },
  { height:  564547 , difficulty:  1239743 , date:  "2015-07-17 06:42:10" },
  { height:  564548 , difficulty:  1236619 , date:  "2015-07-17 06:42:53" },
  { height:  564549 , difficulty:  1237769 , date:  "2015-07-17 06:43:21" },
  { height:  564550 , difficulty:  1236947 , date:  "2015-07-17 06:46:03" },
  { height:  564551 , difficulty:  1233615 , date:  "2015-07-17 06:46:53" },
  { height:  564552 , difficulty:  1233861 , date:  "2015-07-17 06:48:49" },
  { height:  564553 , difficulty:  1231962 , date:  "2015-07-17 06:50:22" },
  { height:  564554 , difficulty:  1238450 , date:  "2015-07-17 06:51:11" },
  { height:  564555 , difficulty:  1237681 , date:  "2015-07-17 06:52:40" },
  { height:  564556 , difficulty:  1236419 , date:  "2015-07-17 06:52:59" },
  { height:  564557 , difficulty:  1234997 , date:  "2015-07-17 06:55:50" },
  { height:  564558 , difficulty:  1235185 , date:  "2015-07-17 06:56:10" },
  { height:  564559 , difficulty:  1234510 , date:  "2015-07-17 06:56:42" },
  { height:  564560 , difficulty:  1230023 , date:  "2015-07-17 06:57:08" },
  { height:  564561 , difficulty:  1229571 , date:  "2015-07-17 06:57:54" },
  { height:  564562 , difficulty:  1229858 , date:  "2015-07-17 06:59:06" },
  { height:  564563 , difficulty:  1230795 , date:  "2015-07-17 06:59:43" },
  { height:  564564 , difficulty:  1230492 , date:  "2015-07-17 07:05:02" },
  { height:  564565 , difficulty:  1227142 , date:  "2015-07-17 07:05:06" },
  { height:  564566 , difficulty:  1228411 , date:  "2015-07-17 07:05:42" },
  { height:  564567 , difficulty:  1212896 , date:  "2015-07-17 07:05:47" },
  { height:  564568 , difficulty:  1213285 , date:  "2015-07-17 07:06:09" },
  { height:  564569 , difficulty:  1216145 , date:  "2015-07-17 07:06:15" },
  { height:  564570 , difficulty:  1215714 , date:  "2015-07-17 07:06:40" },
  { height:  564571 , difficulty:  1223417 , date:  "2015-07-17 07:10:33" },
  { height:  564572 , difficulty:  1222641 , date:  "2015-07-17 07:10:41" },
  { height:  564573 , difficulty:  1222926 , date:  "2015-07-17 07:12:01" },
  { height:  564574 , difficulty:  1223028 , date:  "2015-07-17 07:12:18" },
  { height:  564575 , difficulty:  1223757 , date:  "2015-07-17 07:12:45" },
  { height:  564576 , difficulty:  1221463 , date:  "2015-07-17 07:14:26" },
  { height:  564577 , difficulty:  1217903 , date:  "2015-07-17 07:16:55" },
  { height:  564578 , difficulty:  1221039 , date:  "2015-07-17 07:17:04" },
  { height:  564579 , difficulty:  1222404 , date:  "2015-07-17 07:17:33" },
  { height:  564580 , difficulty:  1223740 , date:  "2015-07-17 07:18:56" },
  { height:  564581 , difficulty:  1223667 , date:  "2015-07-17 07:20:41" },
  { height:  564582 , difficulty:  1226943 , date:  "2015-07-17 07:20:45" },
  { height:  564583 , difficulty:  1226823 , date:  "2015-07-17 07:21:23" },
  { height:  564584 , difficulty:  1224865 , date:  "2015-07-17 07:21:31" },
  { height:  564585 , difficulty:  1224700 , date:  "2015-07-17 07:21:39" },
  { height:  564586 , difficulty:  1226125 , date:  "2015-07-17 07:22:30" },
  { height:  564587 , difficulty:  1226779 , date:  "2015-07-17 07:23:09" },
  { height:  564588 , difficulty:  1223838 , date:  "2015-07-17 07:24:19" },
  { height:  564589 , difficulty:  1230828 , date:  "2015-07-17 07:25:46" },
  { height:  564590 , difficulty:  1225268 , date:  "2015-07-17 07:25:47" },
  { height:  564591 , difficulty:  1226680 , date:  "2015-07-17 07:28:15" },
  { height:  564592 , difficulty:  1228489 , date:  "2015-07-17 07:29:30" },
  { height:  564593 , difficulty:  1228414 , date:  "2015-07-17 07:32:06" },
  { height:  564594 , difficulty:  1227802 , date:  "2015-07-17 07:36:31" },
  { height:  564595 , difficulty:  1227628 , date:  "2015-07-17 07:37:32" },
  { height:  564596 , difficulty:  1227688 , date:  "2015-07-17 07:39:19" },
  { height:  564597 , difficulty:  1223318 , date:  "2015-07-17 07:39:22" },
  { height:  564598 , difficulty:  1218549 , date:  "2015-07-17 07:43:20" },
  { height:  564599 , difficulty:  1217507 , date:  "2015-07-17 07:43:31" },
  { height:  564600 , difficulty:  1214308 , date:  "2015-07-17 07:43:36" },
  { height:  564601 , difficulty:  1212082 , date:  "2015-07-17 07:45:10" },
  { height:  564602 , difficulty:  1211391 , date:  "2015-07-17 07:46:43" },
  { height:  564603 , difficulty:  1210184 , date:  "2015-07-17 07:47:02" },
  { height:  564604 , difficulty:  1208523 , date:  "2015-07-17 07:47:43" },
  { height:  564605 , difficulty:  1207613 , date:  "2015-07-17 07:48:21" },
  { height:  564606 , difficulty:  1207700 , date:  "2015-07-17 07:50:45" },
  { height:  564607 , difficulty:  1207022 , date:  "2015-07-17 07:52:08" },
  { height:  564608 , difficulty:  1210453 , date:  "2015-07-17 07:52:49" },
  { height:  564609 , difficulty:  1216387 , date:  "2015-07-17 07:53:00" },
  { height:  564610 , difficulty:  1216693 , date:  "2015-07-17 07:53:27" },
  { height:  564611 , difficulty:  1212493 , date:  "2015-07-17 07:54:24" },
  { height:  564612 , difficulty:  1213473 , date:  "2015-07-17 07:54:31" },
  { height:  564613 , difficulty:  1217884 , date:  "2015-07-17 07:59:24" },
  { height:  564614 , difficulty:  1213126 , date:  "2015-07-17 07:59:26" },
  { height:  564615 , difficulty:  1211235 , date:  "2015-07-17 08:01:46" },
  { height:  564616 , difficulty:  1210695 , date:  "2015-07-17 08:02:47" },
  { height:  564617 , difficulty:  1208110 , date:  "2015-07-17 08:03:27" },
  { height:  564618 , difficulty:  1205672 , date:  "2015-07-17 08:04:09" },
  { height:  564619 , difficulty:  1205303 , date:  "2015-07-17 08:07:32" },
  { height:  564620 , difficulty:  1203860 , date:  "2015-07-17 08:09:00" },
  { height:  564621 , difficulty:  1202399 , date:  "2015-07-17 08:10:03" },
  { height:  564622 , difficulty:  1202107 , date:  "2015-07-17 08:10:10" },
  { height:  564623 , difficulty:  1201460 , date:  "2015-07-17 08:14:08" },
  { height:  564624 , difficulty:  1203186 , date:  "2015-07-17 08:15:29" },
  { height:  564625 , difficulty:  1203221 , date:  "2015-07-17 08:17:19" },
  { height:  564626 , difficulty:  1199800 , date:  "2015-07-17 08:20:32" },
  { height:  564627 , difficulty:  1198876 , date:  "2015-07-17 08:21:10" },
  { height:  564628 , difficulty:  1196684 , date:  "2015-07-17 08:21:47" },
  { height:  564629 , difficulty:  1198448 , date:  "2015-07-17 08:22:06" },
  { height:  564630 , difficulty:  1199261 , date:  "2015-07-17 08:22:44" },
  { height:  564631 , difficulty:  1199004 , date:  "2015-07-17 08:23:27" },
  { height:  564632 , difficulty:  1198684 , date:  "2015-07-17 08:24:03" },
  { height:  564633 , difficulty:  1197153 , date:  "2015-07-17 08:25:04" },
  { height:  564634 , difficulty:  1206395 , date:  "2015-07-17 08:26:16" },
  { height:  564635 , difficulty:  1205469 , date:  "2015-07-17 08:31:44" },
  { height:  564636 , difficulty:  1204626 , date:  "2015-07-17 08:31:54" },
  { height:  564637 , difficulty:  1203514 , date:  "2015-07-17 08:32:11" },
  { height:  564638 , difficulty:  1201893 , date:  "2015-07-17 08:35:05" },
  { height:  564639 , difficulty:  1201520 , date:  "2015-07-17 08:35:42" },
  { height:  564640 , difficulty:  1193535 , date:  "2015-07-17 08:36:32" },
  { height:  564641 , difficulty:  1193925 , date:  "2015-07-17 08:36:45" },
  { height:  564642 , difficulty:  1198815 , date:  "2015-07-17 08:37:10" },
  { height:  564643 , difficulty:  1200349 , date:  "2015-07-17 08:37:36" },
  { height:  564644 , difficulty:  1203261 , date:  "2015-07-17 08:38:21" },
  { height:  564645 , difficulty:  1202842 , date:  "2015-07-17 08:38:40" },
  { height:  564646 , difficulty:  1205273 , date:  "2015-07-17 08:40:52" },
  { height:  564647 , difficulty:  1198695 , date:  "2015-07-17 08:42:22" },
  { height:  564648 , difficulty:  1199465 , date:  "2015-07-17 08:42:28" },
  { height:  564649 , difficulty:  1198350 , date:  "2015-07-17 08:43:11" },
  { height:  564650 , difficulty:  1205453 , date:  "2015-07-17 08:46:00" },
  { height:  564651 , difficulty:  1209307 , date:  "2015-07-17 08:46:05" },
  { height:  564652 , difficulty:  1206363 , date:  "2015-07-17 08:49:54" },
  { height:  564653 , difficulty:  1205068 , date:  "2015-07-17 08:49:59" },
  { height:  564654 , difficulty:  1204899 , date:  "2015-07-17 08:50:13" },
  { height:  564655 , difficulty:  1206177 , date:  "2015-07-17 08:50:24" },
  { height:  564656 , difficulty:  1204391 , date:  "2015-07-17 08:51:05" },
  { height:  564657 , difficulty:  1207571 , date:  "2015-07-17 08:51:26" },
  { height:  564658 , difficulty:  1207326 , date:  "2015-07-17 08:52:31" },
  { height:  564659 , difficulty:  1206388 , date:  "2015-07-17 08:52:48" },
  { height:  564660 , difficulty:  1206263 , date:  "2015-07-17 08:53:28" },
  { height:  564661 , difficulty:  1206454 , date:  "2015-07-17 08:58:09" },
  { height:  564662 , difficulty:  1208587 , date:  "2015-07-17 08:59:05" },
  { height:  564663 , difficulty:  1207272 , date:  "2015-07-17 08:59:21" },
  { height:  564664 , difficulty:  1204961 , date:  "2015-07-17 08:59:32" },
  { height:  564665 , difficulty:  1208328 , date:  "2015-07-17 09:02:54" },
  { height:  564666 , difficulty:  1209629 , date:  "2015-07-17 09:03:48" },
  { height:  564667 , difficulty:  1204942 , date:  "2015-07-17 09:04:00" },
  { height:  564668 , difficulty:  1202938 , date:  "2015-07-17 09:08:06" },
  { height:  564669 , difficulty:  1200070 , date:  "2015-07-17 09:08:23" },
  { height:  564670 , difficulty:  1193083 , date:  "2015-07-17 09:10:24" },
  { height:  564671 , difficulty:  1194874 , date:  "2015-07-17 09:14:01" },
  { height:  564672 , difficulty:  1192609 , date:  "2015-07-17 09:16:28" },
  { height:  564673 , difficulty:  1192587 , date:  "2015-07-17 09:16:31" },
  { height:  564674 , difficulty:  1185676 , date:  "2015-07-17 09:18:03" },
  { height:  564675 , difficulty:  1188199 , date:  "2015-07-17 09:18:41" },
  { height:  564676 , difficulty:  1190462 , date:  "2015-07-17 09:18:44" },
  { height:  564677 , difficulty:  1189064 , date:  "2015-07-17 09:22:48" },
  { height:  564678 , difficulty:  1188962 , date:  "2015-07-17 09:24:13" },
  { height:  564679 , difficulty:  1189418 , date:  "2015-07-17 09:27:04" },
  { height:  564680 , difficulty:  1188107 , date:  "2015-07-17 09:27:42" },
  { height:  564681 , difficulty:  1187000 , date:  "2015-07-17 09:28:05" },
  { height:  564682 , difficulty:  1184104 , date:  "2015-07-17 09:29:16" },
  { height:  564683 , difficulty:  1182901 , date:  "2015-07-17 09:29:18" },
  { height:  564684 , difficulty:  1182414 , date:  "2015-07-17 09:29:46" },
  { height:  564685 , difficulty:  1185745 , date:  "2015-07-17 09:29:57" },
  { height:  564686 , difficulty:  1185568 , date:  "2015-07-17 09:31:19" },
  { height:  564687 , difficulty:  1184237 , date:  "2015-07-17 09:31:54" },
  { height:  564688 , difficulty:  1184023 , date:  "2015-07-17 09:34:19" },
  { height:  564689 , difficulty:  1178523 , date:  "2015-07-17 09:35:56" },
  { height:  564690 , difficulty:  1178523 , date:  "2015-07-17 09:37:21" },
  { height:  564691 , difficulty:  1174644 , date:  "2015-07-17 09:38:10" },
  { height:  564692 , difficulty:  1172911 , date:  "2015-07-17 09:39:32" },
  { height:  564693 , difficulty:  1171665 , date:  "2015-07-17 09:40:06" },
  { height:  564694 , difficulty:  1171417 , date:  "2015-07-17 09:40:30" },
  { height:  564695 , difficulty:  1167050 , date:  "2015-07-17 09:41:17" },
  { height:  564696 , difficulty:  1165943 , date:  "2015-07-17 09:41:56" },
  { height:  564697 , difficulty:  1165629 , date:  "2015-07-17 09:42:51" },
  { height:  564698 , difficulty:  1166080 , date:  "2015-07-17 09:43:46" },
  { height:  564699 , difficulty:  1160550 , date:  "2015-07-17 09:44:37" },
  { height:  564700 , difficulty:  1158620 , date:  "2015-07-17 09:45:11" },
  { height:  564701 , difficulty:  1155522 , date:  "2015-07-17 09:45:12" },
  { height:  564702 , difficulty:  1150014 , date:  "2015-07-17 09:46:38" },
  { height:  564703 , difficulty:  1154300 , date:  "2015-07-17 09:46:57" },
  { height:  564704 , difficulty:  1153540 , date:  "2015-07-17 09:47:03" },
  { height:  564705 , difficulty:  1160703 , date:  "2015-07-17 09:48:27" },
  { height:  564706 , difficulty:  1162010 , date:  "2015-07-17 09:48:38" },
  { height:  564707 , difficulty:  1160634 , date:  "2015-07-17 09:48:50" },
  { height:  564708 , difficulty:  1164661 , date:  "2015-07-17 09:49:07" },
  { height:  564709 , difficulty:  1162760 , date:  "2015-07-17 09:50:10" },
  { height:  564710 , difficulty:  1165179 , date:  "2015-07-17 09:50:24" },
  { height:  564711 , difficulty:  1157564 , date:  "2015-07-17 09:52:28" },
  { height:  564712 , difficulty:  1159194 , date:  "2015-07-17 09:53:54" },
  { height:  564713 , difficulty:  1159494 , date:  "2015-07-17 09:54:13" },
  { height:  564714 , difficulty:  1159087 , date:  "2015-07-17 09:54:44" },
  { height:  564715 , difficulty:  1159923 , date:  "2015-07-17 09:54:54" },
  { height:  564716 , difficulty:  1158826 , date:  "2015-07-17 09:55:26" },
  { height:  564717 , difficulty:  1158325 , date:  "2015-07-17 09:55:39" },
  { height:  564718 , difficulty:  1158775 , date:  "2015-07-17 09:56:19" },
  { height:  564719 , difficulty:  1159768 , date:  "2015-07-17 09:57:16" },
  { height:  564720 , difficulty:  1161114 , date:  "2015-07-17 09:58:22" },
  { height:  564721 , difficulty:  1161257 , date:  "2015-07-17 09:59:04" },
  { height:  564722 , difficulty:  1158456 , date:  "2015-07-17 10:00:26" },
  { height:  564723 , difficulty:  1155737 , date:  "2015-07-17 10:00:57" },
  { height:  564724 , difficulty:  1159424 , date:  "2015-07-17 10:01:03" },
  { height:  564725 , difficulty:  1159119 , date:  "2015-07-17 10:01:33" },
  { height:  564726 , difficulty:  1156550 , date:  "2015-07-17 10:02:03" },
  { height:  564727 , difficulty:  1156959 , date:  "2015-07-17 10:02:08" },
  { height:  564728 , difficulty:  1150819 , date:  "2015-07-17 10:02:25" },
  { height:  564729 , difficulty:  1154833 , date:  "2015-07-17 10:03:44" },
  { height:  564730 , difficulty:  1154249 , date:  "2015-07-17 10:04:11" },
  { height:  564731 , difficulty:  1156706 , date:  "2015-07-17 10:04:52" },
  { height:  564732 , difficulty:  1158266 , date:  "2015-07-17 10:07:31" },
  { height:  564733 , difficulty:  1159223 , date:  "2015-07-17 10:08:18" },
  { height:  564734 , difficulty:  1157793 , date:  "2015-07-17 10:08:58" },
  { height:  564735 , difficulty:  1163376 , date:  "2015-07-17 10:09:54" },
  { height:  564736 , difficulty:  1164101 , date:  "2015-07-17 10:10:18" },
  { height:  564737 , difficulty:  1157507 , date:  "2015-07-17 10:10:55" },
  { height:  564738 , difficulty:  1155774 , date:  "2015-07-17 10:11:35" },
  { height:  564739 , difficulty:  1157599 , date:  "2015-07-17 10:11:45" },
  { height:  564740 , difficulty:  1157609 , date:  "2015-07-17 10:12:13" },
  { height:  564741 , difficulty:  1157291 , date:  "2015-07-17 10:14:05" },
  { height:  564742 , difficulty:  1155530 , date:  "2015-07-17 10:14:27" },
  { height:  564743 , difficulty:  1156380 , date:  "2015-07-17 10:16:34" },
  { height:  564744 , difficulty:  1149543 , date:  "2015-07-17 10:17:25" },
  { height:  564745 , difficulty:  1149679 , date:  "2015-07-17 10:18:01" },
  { height:  564746 , difficulty:  1147320 , date:  "2015-07-17 10:19:24" },
  { height:  564747 , difficulty:  1142099 , date:  "2015-07-17 10:20:31" },
  { height:  564748 , difficulty:  1141209 , date:  "2015-07-17 10:22:16" },
  { height:  564749 , difficulty:  1145761 , date:  "2015-07-17 10:25:18" },
  { height:  564750 , difficulty:  1143362 , date:  "2015-07-17 10:25:31" },
  { height:  564751 , difficulty:  1143165 , date:  "2015-07-17 10:25:51" },
  { height:  564752 , difficulty:  1142917 , date:  "2015-07-17 10:26:33" },
  { height:  564753 , difficulty:  1136388 , date:  "2015-07-17 10:27:34" },
  { height:  564754 , difficulty:  1136251 , date:  "2015-07-17 10:28:20" },
  { height:  564755 , difficulty:  1132234 , date:  "2015-07-17 10:29:11" },
  { height:  564756 , difficulty:  1130924 , date:  "2015-07-17 10:29:32" },
  { height:  564757 , difficulty:  1131649 , date:  "2015-07-17 10:29:35" },
  { height:  564758 , difficulty:  1130334 , date:  "2015-07-17 10:30:43" },
  { height:  564759 , difficulty:  1132005 , date:  "2015-07-17 10:31:07" },
  { height:  564760 , difficulty:  1132202 , date:  "2015-07-17 10:32:32" },
  { height:  564761 , difficulty:  1134047 , date:  "2015-07-17 10:35:27" },
  { height:  564762 , difficulty:  1133983 , date:  "2015-07-17 10:36:56" },
  { height:  564763 , difficulty:  1135090 , date:  "2015-07-17 10:39:49" },
  { height:  564764 , difficulty:  1130896 , date:  "2015-07-17 10:40:01" },
  { height:  564765 , difficulty:  1128674 , date:  "2015-07-17 10:41:47" },
  { height:  564766 , difficulty:  1127704 , date:  "2015-07-17 10:42:25" },
  { height:  564767 , difficulty:  1132513 , date:  "2015-07-17 10:42:42" },
  { height:  564768 , difficulty:  1130893 , date:  "2015-07-17 10:42:56" },
  { height:  564769 , difficulty:  1132762 , date:  "2015-07-17 10:43:08" },
  { height:  564770 , difficulty:  1132011 , date:  "2015-07-17 10:43:54" },
  { height:  564771 , difficulty:  1131006 , date:  "2015-07-17 10:44:26" },
  { height:  564772 , difficulty:  1131666 , date:  "2015-07-17 10:44:30" },
  { height:  564773 , difficulty:  1132923 , date:  "2015-07-17 10:45:49" },
  { height:  564774 , difficulty:  1132898 , date:  "2015-07-17 10:46:15" },
  { height:  564775 , difficulty:  1136382 , date:  "2015-07-17 10:46:53" },
  { height:  564776 , difficulty:  1138021 , date:  "2015-07-17 10:46:56" },
  { height:  564777 , difficulty:  1137778 , date:  "2015-07-17 10:47:43" },
  { height:  564778 , difficulty:  1136835 , date:  "2015-07-17 10:48:14" },
  { height:  564779 , difficulty:  1137678 , date:  "2015-07-17 10:48:33" },
  { height:  564780 , difficulty:  1137854 , date:  "2015-07-17 10:49:16" },
  { height:  564781 , difficulty:  1138334 , date:  "2015-07-17 10:49:49" },
  { height:  564782 , difficulty:  1138040 , date:  "2015-07-17 10:50:03" },
  { height:  564783 , difficulty:  1141354 , date:  "2015-07-17 10:50:14" },
  { height:  564784 , difficulty:  1147766 , date:  "2015-07-17 10:50:58" },
  { height:  564785 , difficulty:  1145784 , date:  "2015-07-17 10:53:33" },
  { height:  564786 , difficulty:  1146403 , date:  "2015-07-17 10:54:33" },
  { height:  564787 , difficulty:  1142830 , date:  "2015-07-17 10:56:52" },
  { height:  564788 , difficulty:  1140787 , date:  "2015-07-17 10:57:10" },
  { height:  564789 , difficulty:  1140312 , date:  "2015-07-17 11:03:00" },
  { height:  564790 , difficulty:  1139509 , date:  "2015-07-17 11:04:55" },
  { height:  564791 , difficulty:  1139455 , date:  "2015-07-17 11:05:44" },
  { height:  564792 , difficulty:  1138286 , date:  "2015-07-17 11:07:28" },
  { height:  564793 , difficulty:  1139398 , date:  "2015-07-17 11:08:47" },
  { height:  564794 , difficulty:  1138061 , date:  "2015-07-17 11:09:42" },
  { height:  564795 , difficulty:  1136480 , date:  "2015-07-17 11:11:54" },
  { height:  564796 , difficulty:  1135076 , date:  "2015-07-17 11:12:24" },
  { height:  564797 , difficulty:  1134063 , date:  "2015-07-17 11:12:25" },
  { height:  564798 , difficulty:  1131532 , date:  "2015-07-17 11:13:52" },
  { height:  564799 , difficulty:  1130652 , date:  "2015-07-17 11:14:25" },
  { height:  564800 , difficulty:  1134362 , date:  "2015-07-17 11:14:31" },
  { height:  564801 , difficulty:  1134342 , date:  "2015-07-17 11:15:29" },
  { height:  564802 , difficulty:  1141588 , date:  "2015-07-17 11:15:43" },
  { height:  564803 , difficulty:  1142855 , date:  "2015-07-17 11:16:11" },
  { height:  564804 , difficulty:  1144808 , date:  "2015-07-17 11:16:32" },
  { height:  564805 , difficulty:  1147124 , date:  "2015-07-17 11:17:12" },
  { height:  564806 , difficulty:  1146397 , date:  "2015-07-17 11:17:53" },
  { height:  564807 , difficulty:  1147039 , date:  "2015-07-17 11:20:18" },
  { height:  564808 , difficulty:  1142708 , date:  "2015-07-17 11:20:20" },
  { height:  564809 , difficulty:  1144764 , date:  "2015-07-17 11:22:16" },
  { height:  564810 , difficulty:  1144159 , date:  "2015-07-17 11:26:35" },
  { height:  564811 , difficulty:  1142812 , date:  "2015-07-17 11:26:57" },
  { height:  564812 , difficulty:  1143415 , date:  "2015-07-17 11:27:21" },
  { height:  564813 , difficulty:  1146075 , date:  "2015-07-17 11:28:15" },
  { height:  564814 , difficulty:  1146554 , date:  "2015-07-17 11:29:15" },
  { height:  564815 , difficulty:  1152868 , date:  "2015-07-17 11:31:34" },
  { height:  564816 , difficulty:  1151784 , date:  "2015-07-17 11:33:11" },
  { height:  564817 , difficulty:  1151708 , date:  "2015-07-17 11:34:31" },
  { height:  564818 , difficulty:  1150904 , date:  "2015-07-17 11:36:05" },
  { height:  564819 , difficulty:  1148647 , date:  "2015-07-17 11:36:27" },
  { height:  564820 , difficulty:  1151608 , date:  "2015-07-17 11:36:44" },
  { height:  564821 , difficulty:  1150787 , date:  "2015-07-17 11:37:31" },
  { height:  564822 , difficulty:  1148159 , date:  "2015-07-17 11:39:26" },
  { height:  564823 , difficulty:  1149041 , date:  "2015-07-17 11:39:28" },
  { height:  564824 , difficulty:  1146159 , date:  "2015-07-17 11:41:43" },
  { height:  564825 , difficulty:  1144156 , date:  "2015-07-17 11:42:04" },
  { height:  564826 , difficulty:  1149152 , date:  "2015-07-17 11:42:16" },
  { height:  564827 , difficulty:  1148247 , date:  "2015-07-17 11:42:21" },
  { height:  564828 , difficulty:  1147684 , date:  "2015-07-17 11:43:38" },
  { height:  564829 , difficulty:  1149568 , date:  "2015-07-17 11:44:17" },
  { height:  564830 , difficulty:  1151033 , date:  "2015-07-17 11:45:25" },
  { height:  564831 , difficulty:  1151632 , date:  "2015-07-17 11:45:58" },
  { height:  564832 , difficulty:  1151568 , date:  "2015-07-17 11:47:04" },
  { height:  564833 , difficulty:  1152545 , date:  "2015-07-17 11:49:11" },
  { height:  564834 , difficulty:  1152571 , date:  "2015-07-17 11:49:33" },
  { height:  564835 , difficulty:  1151705 , date:  "2015-07-17 11:49:49" },
  { height:  564836 , difficulty:  1154189 , date:  "2015-07-17 11:50:08" },
  { height:  564837 , difficulty:  1149461 , date:  "2015-07-17 11:50:19" },
  { height:  564838 , difficulty:  1150850 , date:  "2015-07-17 11:52:59" },
  { height:  564839 , difficulty:  1146354 , date:  "2015-07-17 11:53:36" },
  { height:  564840 , difficulty:  1151072 , date:  "2015-07-17 11:54:03" },
  { height:  564841 , difficulty:  1150238 , date:  "2015-07-17 11:54:07" },
  { height:  564842 , difficulty:  1151335 , date:  "2015-07-17 11:54:26" },
  { height:  564843 , difficulty:  1150597 , date:  "2015-07-17 11:56:51" },
  { height:  564844 , difficulty:  1155653 , date:  "2015-07-17 11:58:22" },
  { height:  564845 , difficulty:  1154997 , date:  "2015-07-17 11:59:16" },
  { height:  564846 , difficulty:  1155271 , date:  "2015-07-17 11:59:46" },
  { height:  564847 , difficulty:  1156565 , date:  "2015-07-17 11:59:55" },
  { height:  564848 , difficulty:  1157189 , date:  "2015-07-17 12:00:05" },
  { height:  564849 , difficulty:  1154961 , date:  "2015-07-17 12:02:05" },
  { height:  564850 , difficulty:  1160780 , date:  "2015-07-17 12:02:19" },
  { height:  564851 , difficulty:  1160139 , date:  "2015-07-17 12:04:14" },
  { height:  564852 , difficulty:  1159858 , date:  "2015-07-17 12:05:46" },
  { height:  564853 , difficulty:  1159542 , date:  "2015-07-17 12:08:29" },
  { height:  564854 , difficulty:  1158400 , date:  "2015-07-17 12:10:45" },
  { height:  564855 , difficulty:  1158203 , date:  "2015-07-17 12:12:36" },
  { height:  564856 , difficulty:  1159298 , date:  "2015-07-17 12:12:53" },
  { height:  564857 , difficulty:  1159283 , date:  "2015-07-17 12:13:30" },
  { height:  564858 , difficulty:  1160768 , date:  "2015-07-17 12:15:07" },
  { height:  564859 , difficulty:  1163070 , date:  "2015-07-17 12:16:55" },
  { height:  564860 , difficulty:  1164210 , date:  "2015-07-17 12:17:28" },
  { height:  564861 , difficulty:  1159988 , date:  "2015-07-17 12:18:20" },
  { height:  564862 , difficulty:  1158080 , date:  "2015-07-17 12:18:48" },
  { height:  564863 , difficulty:  1155554 , date:  "2015-07-17 12:19:36" },
  { height:  564864 , difficulty:  1155576 , date:  "2015-07-17 12:21:23" },
  { height:  564865 , difficulty:  1150399 , date:  "2015-07-17 12:24:39" },
  { height:  564866 , difficulty:  1147535 , date:  "2015-07-17 12:25:27" },
  { height:  564867 , difficulty:  1150584 , date:  "2015-07-17 12:26:01" },
  { height:  564868 , difficulty:  1152647 , date:  "2015-07-17 12:26:36" },
  { height:  564869 , difficulty:  1150636 , date:  "2015-07-17 12:27:40" },
  { height:  564870 , difficulty:  1149288 , date:  "2015-07-17 12:28:49" },
  { height:  564871 , difficulty:  1145598 , date:  "2015-07-17 12:28:59" },
  { height:  564872 , difficulty:  1148028 , date:  "2015-07-17 12:29:20" },
  { height:  564873 , difficulty:  1147966 , date:  "2015-07-17 12:29:55" },
  { height:  564874 , difficulty:  1145124 , date:  "2015-07-17 12:30:56" },
  { height:  564875 , difficulty:  1147135 , date:  "2015-07-17 12:31:56" },
  { height:  564876 , difficulty:  1147396 , date:  "2015-07-17 12:32:49" },
  { height:  564877 , difficulty:  1145367 , date:  "2015-07-17 12:34:06" },
  { height:  564878 , difficulty:  1144750 , date:  "2015-07-17 12:36:37" },
  { height:  564879 , difficulty:  1144219 , date:  "2015-07-17 12:38:49" },
  { height:  564880 , difficulty:  1145545 , date:  "2015-07-17 12:39:18" },
  { height:  564881 , difficulty:  1144193 , date:  "2015-07-17 12:40:22" },
  { height:  564882 , difficulty:  1144111 , date:  "2015-07-17 12:40:55" },
  { height:  564883 , difficulty:  1139918 , date:  "2015-07-17 12:46:01" },
  { height:  564884 , difficulty:  1140436 , date:  "2015-07-17 12:46:38" },
  { height:  564885 , difficulty:  1137465 , date:  "2015-07-17 12:46:56" },
  { height:  564886 , difficulty:  1132628 , date:  "2015-07-17 12:46:59" },
  { height:  564887 , difficulty:  1132030 , date:  "2015-07-17 12:48:00" },
  { height:  564888 , difficulty:  1131601 , date:  "2015-07-17 12:48:02" },
  { height:  564889 , difficulty:  1132883 , date:  "2015-07-17 12:49:07" },
  { height:  564890 , difficulty:  1131354 , date:  "2015-07-17 12:49:20" },
  { height:  564891 , difficulty:  1128413 , date:  "2015-07-17 12:52:31" },
  { height:  564892 , difficulty:  1125452 , date:  "2015-07-17 12:54:22" },
  { height:  564893 , difficulty:  1126652 , date:  "2015-07-17 12:56:16" },
  { height:  564894 , difficulty:  1125236 , date:  "2015-07-17 12:57:48" },
  { height:  564895 , difficulty:  1124461 , date:  "2015-07-17 12:59:14" },
  { height:  564896 , difficulty:  1125204 , date:  "2015-07-17 13:04:27" },
  { height:  564897 , difficulty:  1124373 , date:  "2015-07-17 13:08:37" },
  { height:  564898 , difficulty:  1121834 , date:  "2015-07-17 13:08:38" },
  { height:  564899 , difficulty:  1123661 , date:  "2015-07-17 13:09:02" },
  { height:  564900 , difficulty:  1119618 , date:  "2015-07-17 13:09:21" },
  { height:  564901 , difficulty:  1121322 , date:  "2015-07-17 13:09:51" },
  { height:  564902 , difficulty:  1122813 , date:  "2015-07-17 13:10:37" },
  { height:  564903 , difficulty:  1124246 , date:  "2015-07-17 13:13:05" },
  { height:  564904 , difficulty:  1122402 , date:  "2015-07-17 13:13:46" },
  { height:  564905 , difficulty:  1124237 , date:  "2015-07-17 13:14:28" },
  { height:  564906 , difficulty:  1122716 , date:  "2015-07-17 13:18:06" },
  { height:  564907 , difficulty:  1122322 , date:  "2015-07-17 13:18:54" },
  { height:  564908 , difficulty:  1120806 , date:  "2015-07-17 13:19:27" },
  { height:  564909 , difficulty:  1120413 , date:  "2015-07-17 13:19:53" },
  { height:  564910 , difficulty:  1119571 , date:  "2015-07-17 13:20:48" },
  { height:  564911 , difficulty:  1119145 , date:  "2015-07-17 13:21:55" },
  { height:  564912 , difficulty:  1118563 , date:  "2015-07-17 13:22:02" },
  { height:  564913 , difficulty:  1118388 , date:  "2015-07-17 13:22:29" },
  { height:  564914 , difficulty:  1115474 , date:  "2015-07-17 13:22:47" },
  { height:  564915 , difficulty:  1114555 , date:  "2015-07-17 13:24:20" },
  { height:  564916 , difficulty:  1116420 , date:  "2015-07-17 13:25:20" },
  { height:  564917 , difficulty:  1116071 , date:  "2015-07-17 13:28:13" },
  { height:  564918 , difficulty:  1119509 , date:  "2015-07-17 13:28:51" },
  { height:  564919 , difficulty:  1118649 , date:  "2015-07-17 13:29:11" },
  { height:  564920 , difficulty:  1116774 , date:  "2015-07-17 13:30:46" },
  { height:  564921 , difficulty:  1115818 , date:  "2015-07-17 13:30:53" },
  { height:  564922 , difficulty:  1118983 , date:  "2015-07-17 13:31:27" },
  { height:  564923 , difficulty:  1125301 , date:  "2015-07-17 13:32:53" },
  { height:  564924 , difficulty:  1127425 , date:  "2015-07-17 13:33:49" },
  { height:  564925 , difficulty:  1123942 , date:  "2015-07-17 13:34:14" },
  { height:  564926 , difficulty:  1123677 , date:  "2015-07-17 13:34:36" },
  { height:  564927 , difficulty:  1124908 , date:  "2015-07-17 13:37:03" },
  { height:  564928 , difficulty:  1122188 , date:  "2015-07-17 13:42:06" },
  { height:  564929 , difficulty:  1118056 , date:  "2015-07-17 13:44:48" },
  { height:  564930 , difficulty:  1114361 , date:  "2015-07-17 13:46:52" },
  { height:  564931 , difficulty:  1113537 , date:  "2015-07-17 13:47:14" },
  { height:  564932 , difficulty:  1117056 , date:  "2015-07-17 13:48:33" },
  { height:  564933 , difficulty:  1115920 , date:  "2015-07-17 13:51:00" },
  { height:  564934 , difficulty:  1118809 , date:  "2015-07-17 13:51:40" },
  { height:  564935 , difficulty:  1115642 , date:  "2015-07-17 13:52:41" },
  { height:  564936 , difficulty:  1116837 , date:  "2015-07-17 13:53:00" },
  { height:  564937 , difficulty:  1115820 , date:  "2015-07-17 13:53:52" },
  { height:  564938 , difficulty:  1114885 , date:  "2015-07-17 13:55:13" },
  { height:  564939 , difficulty:  1113558 , date:  "2015-07-17 13:55:23" },
  { height:  564940 , difficulty:  1111013 , date:  "2015-07-17 13:57:21" },
  { height:  564941 , difficulty:  1113402 , date:  "2015-07-17 13:57:23" },
  { height:  564942 , difficulty:  1111848 , date:  "2015-07-17 13:58:08" },
  { height:  564943 , difficulty:  1115085 , date:  "2015-07-17 13:58:15" },
  { height:  564944 , difficulty:  1115107 , date:  "2015-07-17 13:58:52" },
  { height:  564945 , difficulty:  1114486 , date:  "2015-07-17 13:58:54" },
  { height:  564946 , difficulty:  1113027 , date:  "2015-07-17 13:59:15" },
  { height:  564947 , difficulty:  1115431 , date:  "2015-07-17 14:01:33" },
  { height:  564948 , difficulty:  1114807 , date:  "2015-07-17 14:01:42" },
  { height:  564949 , difficulty:  1117650 , date:  "2015-07-17 14:02:15" },
  { height:  564950 , difficulty:  1116139 , date:  "2015-07-17 14:02:51" },
  { height:  564951 , difficulty:  1114663 , date:  "2015-07-17 14:03:52" },
  { height:  564952 , difficulty:  1115754 , date:  "2015-07-17 14:05:19" },
  { height:  564953 , difficulty:  1114520 , date:  "2015-07-17 14:09:25" },
  { height:  564954 , difficulty:  1111282 , date:  "2015-07-17 14:11:40" },
  { height:  564955 , difficulty:  1107729 , date:  "2015-07-17 14:12:52" },
  { height:  564956 , difficulty:  1107724 , date:  "2015-07-17 14:13:04" },
  { height:  564957 , difficulty:  1108931 , date:  "2015-07-17 14:13:21" },
  { height:  564958 , difficulty:  1108976 , date:  "2015-07-17 14:13:39" },
  { height:  564959 , difficulty:  1105646 , date:  "2015-07-17 14:13:56" },
  { height:  564960 , difficulty:  1104391 , date:  "2015-07-17 14:14:12" },
  { height:  564961 , difficulty:  1104220 , date:  "2015-07-17 14:15:40" },
  { height:  564962 , difficulty:  1103963 , date:  "2015-07-17 14:16:34" },
  { height:  564963 , difficulty:  1105768 , date:  "2015-07-17 14:17:07" },
  { height:  564964 , difficulty:  1110518 , date:  "2015-07-17 14:17:26" },
  { height:  564965 , difficulty:  1109294 , date:  "2015-07-17 14:18:04" },
  { height:  564966 , difficulty:  1109705 , date:  "2015-07-17 14:20:18" },
  { height:  564967 , difficulty:  1106895 , date:  "2015-07-17 14:20:23" },
  { height:  564968 , difficulty:  1104835 , date:  "2015-07-17 14:21:50" },
  { height:  564969 , difficulty:  1101552 , date:  "2015-07-17 14:23:13" },
  { height:  564970 , difficulty:  1099104 , date:  "2015-07-17 14:23:27" },
  { height:  564971 , difficulty:  1098730 , date:  "2015-07-17 14:23:29" },
  { height:  564972 , difficulty:  1091076 , date:  "2015-07-17 14:24:02" },
  { height:  564973 , difficulty:  1088316 , date:  "2015-07-17 14:25:55" },
  { height:  564974 , difficulty:  1089953 , date:  "2015-07-17 14:26:27" },
  { height:  564975 , difficulty:  1090415 , date:  "2015-07-17 14:26:37" },
  { height:  564976 , difficulty:  1089600 , date:  "2015-07-17 14:27:15" },
  { height:  564977 , difficulty:  1091293 , date:  "2015-07-17 14:28:50" },
  { height:  564978 , difficulty:  1090318 , date:  "2015-07-17 14:29:15" },
  { height:  564979 , difficulty:  1091152 , date:  "2015-07-17 14:29:40" },
  { height:  564980 , difficulty:  1089856 , date:  "2015-07-17 14:29:52" },
  { height:  564981 , difficulty:  1091366 , date:  "2015-07-17 14:30:28" },
  { height:  564982 , difficulty:  1086843 , date:  "2015-07-17 14:30:53" },
  { height:  564983 , difficulty:  1088308 , date:  "2015-07-17 14:31:22" },
  { height:  564984 , difficulty:  1087331 , date:  "2015-07-17 14:31:29" },
  { height:  564985 , difficulty:  1087479 , date:  "2015-07-17 14:32:41" },
  { height:  564986 , difficulty:  1087116 , date:  "2015-07-17 14:34:17" },
  { height:  564987 , difficulty:  1089062 , date:  "2015-07-17 14:34:22" },
  { height:  564988 , difficulty:  1089854 , date:  "2015-07-17 14:37:51" },
  { height:  564989 , difficulty:  1088838 , date:  "2015-07-17 14:38:23" },
  { height:  564990 , difficulty:  1089680 , date:  "2015-07-17 14:38:27" },
  { height:  564991 , difficulty:  1088499 , date:  "2015-07-17 14:40:12" },
  { height:  564992 , difficulty:  1091422 , date:  "2015-07-17 14:40:14" },
  { height:  564993 , difficulty:  1087541 , date:  "2015-07-17 14:41:01" },
  { height:  564994 , difficulty:  1086242 , date:  "2015-07-17 14:42:04" },
  { height:  564995 , difficulty:  1086120 , date:  "2015-07-17 14:42:16" },
  { height:  564996 , difficulty:  1084520 , date:  "2015-07-17 14:43:50" },
  { height:  564997 , difficulty:  1086108 , date:  "2015-07-17 14:43:56" },
  { height:  564998 , difficulty:  1084888 , date:  "2015-07-17 14:44:48" },
  { height:  564999 , difficulty:  1088656 , date:  "2015-07-17 14:45:44" },
  { height:  565000 , difficulty:  1086884 , date:  "2015-07-17 14:46:32" },
  { height:  565001 , difficulty:  1089234 , date:  "2015-07-17 14:46:39" },
  { height:  565002 , difficulty:  1088395 , date:  "2015-07-17 14:46:52" },
  { height:  565003 , difficulty:  1085010 , date:  "2015-07-17 14:47:17" },
  { height:  565004 , difficulty:  1077383 , date:  "2015-07-17 14:49:22" },
  { height:  565005 , difficulty:  1073626 , date:  "2015-07-17 14:51:01" },
  { height:  565006 , difficulty:  1070091 , date:  "2015-07-17 14:51:15" },
  { height:  565007 , difficulty:  1072747 , date:  "2015-07-17 14:52:07" },
  { height:  565008 , difficulty:  1071876 , date:  "2015-07-17 14:52:39" },
  { height:  565009 , difficulty:  1068963 , date:  "2015-07-17 14:52:40" },
  { height:  565010 , difficulty:  1068912 , date:  "2015-07-17 14:52:55" },
  { height:  565011 , difficulty:  1067083 , date:  "2015-07-17 14:54:31" },
  { height:  565012 , difficulty:  1067241 , date:  "2015-07-17 14:57:48" },
  { height:  565013 , difficulty:  1067728 , date:  "2015-07-17 14:58:21" },
  { height:  565014 , difficulty:  1070412 , date:  "2015-07-17 14:58:45" },
  { height:  565015 , difficulty:  1069898 , date:  "2015-07-17 14:58:53" },
  { height:  565016 , difficulty:  1066691 , date:  "2015-07-17 14:59:00" },
  { height:  565017 , difficulty:  1066554 , date:  "2015-07-17 14:59:07" },
  { height:  565018 , difficulty:  1066511 , date:  "2015-07-17 14:59:20" },
  { height:  565019 , difficulty:  1066271 , date:  "2015-07-17 14:59:28" },
  { height:  565020 , difficulty:  1065040 , date:  "2015-07-17 14:59:29" },
  { height:  565021 , difficulty:  1065660 , date:  "2015-07-17 14:59:36" },
  { height:  565022 , difficulty:  1066173 , date:  "2015-07-17 15:00:56" },
  { height:  565023 , difficulty:  1062894 , date:  "2015-07-17 15:03:08" },
  { height:  565024 , difficulty:  1063096 , date:  "2015-07-17 15:03:37" },
  { height:  565025 , difficulty:  1064763 , date:  "2015-07-17 15:03:44" },
  { height:  565026 , difficulty:  1068083 , date:  "2015-07-17 15:03:46" },
  { height:  565027 , difficulty:  1066461 , date:  "2015-07-17 15:04:12" },
  { height:  565028 , difficulty:  1072987 , date:  "2015-07-17 15:05:27" },
  { height:  565029 , difficulty:  1066365 , date:  "2015-07-17 15:06:26" },
  { height:  565030 , difficulty:  1063134 , date:  "2015-07-17 15:06:52" },
  { height:  565031 , difficulty:  1063467 , date:  "2015-07-17 15:07:22" },
  { height:  565032 , difficulty:  1065543 , date:  "2015-07-17 15:08:37" },
  { height:  565033 , difficulty:  1065280 , date:  "2015-07-17 15:09:47" },
  { height:  565034 , difficulty:  1071082 , date:  "2015-07-17 15:10:27" },
  { height:  565035 , difficulty:  1071164 , date:  "2015-07-17 15:10:47" },
  { height:  565036 , difficulty:  1075012 , date:  "2015-07-17 15:14:26" },
  { height:  565037 , difficulty:  1072463 , date:  "2015-07-17 15:15:28" },
  { height:  565038 , difficulty:  1071273 , date:  "2015-07-17 15:15:54" },
  { height:  565039 , difficulty:  1073270 , date:  "2015-07-17 15:16:32" },
  { height:  565040 , difficulty:  1072655 , date:  "2015-07-17 15:17:29" },
  { height:  565041 , difficulty:  1072064 , date:  "2015-07-17 15:18:05" },
  { height:  565042 , difficulty:  1071574 , date:  "2015-07-17 15:19:08" },
  { height:  565043 , difficulty:  1071215 , date:  "2015-07-17 15:19:17" },
  { height:  565044 , difficulty:  1072472 , date:  "2015-07-17 15:19:36" },
  { height:  565045 , difficulty:  1071414 , date:  "2015-07-17 15:20:39" },
  { height:  565046 , difficulty:  1072741 , date:  "2015-07-17 15:23:43" },
  { height:  565047 , difficulty:  1073116 , date:  "2015-07-17 15:26:30" },
  { height:  565048 , difficulty:  1074922 , date:  "2015-07-17 15:26:54" },
  { height:  565049 , difficulty:  1071907 , date:  "2015-07-17 15:26:57" },
  { height:  565050 , difficulty:  1072511 , date:  "2015-07-17 15:27:27" },
  { height:  565051 , difficulty:  1072426 , date:  "2015-07-17 15:28:20" },
  { height:  565052 , difficulty:  1071328 , date:  "2015-07-17 15:30:32" },
  { height:  565053 , difficulty:  1069786 , date:  "2015-07-17 15:30:48" },
  { height:  565054 , difficulty:  1070201 , date:  "2015-07-17 15:35:54" },
  { height:  565055 , difficulty:  1072196 , date:  "2015-07-17 15:37:34" },
  { height:  565056 , difficulty:  1075693 , date:  "2015-07-17 15:37:47" },
  { height:  565057 , difficulty:  1074464 , date:  "2015-07-17 15:38:01" },
  { height:  565058 , difficulty:  1074529 , date:  "2015-07-17 15:38:23" },
  { height:  565059 , difficulty:  1073944 , date:  "2015-07-17 15:38:56" },
  { height:  565060 , difficulty:  1074828 , date:  "2015-07-17 15:39:27" },
  { height:  565061 , difficulty:  1073509 , date:  "2015-07-17 15:39:31" },
  { height:  565062 , difficulty:  1071420 , date:  "2015-07-17 15:40:16" },
  { height:  565063 , difficulty:  1072434 , date:  "2015-07-17 15:41:43" },
  { height:  565064 , difficulty:  1066589 , date:  "2015-07-17 15:42:15" },
  { height:  565065 , difficulty:  1069291 , date:  "2015-07-17 15:43:01" },
  { height:  565066 , difficulty:  1068921 , date:  "2015-07-17 15:44:08" },
  { height:  565067 , difficulty:  1066824 , date:  "2015-07-17 15:44:41" },
  { height:  565068 , difficulty:  1066862 , date:  "2015-07-17 15:45:33" },
  { height:  565069 , difficulty:  1065970 , date:  "2015-07-17 15:46:24" },
  { height:  565070 , difficulty:  1064093 , date:  "2015-07-17 15:46:45" },
  { height:  565071 , difficulty:  1063617 , date:  "2015-07-17 15:48:10" },
  { height:  565072 , difficulty:  1061482 , date:  "2015-07-17 15:49:43" },
  { height:  565073 , difficulty:  1061115 , date:  "2015-07-17 15:49:47" },
  { height:  565074 , difficulty:  1060535 , date:  "2015-07-17 15:51:38" },
  { height:  565075 , difficulty:  1058768 , date:  "2015-07-17 15:52:59" },
  { height:  565076 , difficulty:  1061182 , date:  "2015-07-17 15:53:11" },
  { height:  565077 , difficulty:  1065702 , date:  "2015-07-17 15:54:36" },
  { height:  565078 , difficulty:  1065870 , date:  "2015-07-17 15:55:04" },
  { height:  565079 , difficulty:  1065633 , date:  "2015-07-17 15:55:39" },
  { height:  565080 , difficulty:  1064245 , date:  "2015-07-17 15:56:05" },
  { height:  565081 , difficulty:  1065366 , date:  "2015-07-17 15:56:11" },
  { height:  565082 , difficulty:  1064761 , date:  "2015-07-17 15:56:20" },
  { height:  565083 , difficulty:  1063900 , date:  "2015-07-17 15:56:45" },
  { height:  565084 , difficulty:  1064493 , date:  "2015-07-17 15:59:17" },
  { height:  565085 , difficulty:  1064502 , date:  "2015-07-17 16:00:02" },
  { height:  565086 , difficulty:  1064060 , date:  "2015-07-17 16:00:49" },
  { height:  565087 , difficulty:  1062548 , date:  "2015-07-17 16:05:30" },
  { height:  565088 , difficulty:  1057016 , date:  "2015-07-17 16:05:31" },
  { height:  565089 , difficulty:  1058923 , date:  "2015-07-17 16:05:40" },
  { height:  565090 , difficulty:  1058693 , date:  "2015-07-17 16:07:27" },
  { height:  565091 , difficulty:  1061331 , date:  "2015-07-17 16:08:36" },
  { height:  565092 , difficulty:  1062776 , date:  "2015-07-17 16:09:09" },
  { height:  565093 , difficulty:  1069158 , date:  "2015-07-17 16:09:37" },
  { height:  565094 , difficulty:  1068475 , date:  "2015-07-17 16:09:50" },
  { height:  565095 , difficulty:  1069938 , date:  "2015-07-17 16:11:23" },
  { height:  565096 , difficulty:  1069703 , date:  "2015-07-17 16:12:46" },
  { height:  565097 , difficulty:  1070703 , date:  "2015-07-17 16:12:55" },
  { height:  565098 , difficulty:  1068231 , date:  "2015-07-17 16:13:37" },
  { height:  565099 , difficulty:  1072019 , date:  "2015-07-17 16:15:48" },
  { height:  565100 , difficulty:  1071004 , date:  "2015-07-17 16:17:20" },
  { height:  565101 , difficulty:  1071749 , date:  "2015-07-17 16:17:23" },
  { height:  565102 , difficulty:  1080062 , date:  "2015-07-17 16:18:06" },
  { height:  565103 , difficulty:  1082074 , date:  "2015-07-17 16:19:24" },
  { height:  565104 , difficulty:  1081413 , date:  "2015-07-17 16:19:56" },
  { height:  565105 , difficulty:  1080411 , date:  "2015-07-17 16:20:32" },
  { height:  565106 , difficulty:  1089636 , date:  "2015-07-17 16:21:49" },
  { height:  565107 , difficulty:  1088676 , date:  "2015-07-17 16:21:59" },
  { height:  565108 , difficulty:  1088357 , date:  "2015-07-17 16:22:55" },
  { height:  565109 , difficulty:  1086142 , date:  "2015-07-17 16:23:19" },
  { height:  565110 , difficulty:  1085012 , date:  "2015-07-17 16:25:38" },
  { height:  565111 , difficulty:  1084716 , date:  "2015-07-17 16:26:08" },
  { height:  565112 , difficulty:  1084572 , date:  "2015-07-17 16:26:33" },
  { height:  565113 , difficulty:  1083531 , date:  "2015-07-17 16:27:11" },
  { height:  565114 , difficulty:  1082600 , date:  "2015-07-17 16:28:35" },
  { height:  565115 , difficulty:  1085121 , date:  "2015-07-17 16:28:37" },
  { height:  565116 , difficulty:  1083277 , date:  "2015-07-17 16:28:43" },
  { height:  565117 , difficulty:  1087922 , date:  "2015-07-17 16:28:56" },
  { height:  565118 , difficulty:  1085929 , date:  "2015-07-17 16:29:06" },
  { height:  565119 , difficulty:  1090599 , date:  "2015-07-17 16:30:47" },
  { height:  565120 , difficulty:  1090624 , date:  "2015-07-17 16:31:42" },
  { height:  565121 , difficulty:  1089833 , date:  "2015-07-17 16:31:52" },
  { height:  565122 , difficulty:  1091217 , date:  "2015-07-17 16:32:58" },
  { height:  565123 , difficulty:  1087843 , date:  "2015-07-17 16:33:14" },
  { height:  565124 , difficulty:  1091794 , date:  "2015-07-17 16:33:40" },
  { height:  565125 , difficulty:  1092475 , date:  "2015-07-17 16:33:46" },
  { height:  565126 , difficulty:  1096432 , date:  "2015-07-17 16:35:21" },
  { height:  565127 , difficulty:  1098384 , date:  "2015-07-17 16:36:07" },
  { height:  565128 , difficulty:  1094473 , date:  "2015-07-17 16:36:39" },
  { height:  565129 , difficulty:  1104757 , date:  "2015-07-17 16:37:03" },
  { height:  565130 , difficulty:  1095729 , date:  "2015-07-17 16:37:07" },
  { height:  565131 , difficulty:  1095506 , date:  "2015-07-17 16:37:57" },
  { height:  565132 , difficulty:  1097121 , date:  "2015-07-17 16:40:49" },
  { height:  565133 , difficulty:  1097678 , date:  "2015-07-17 16:41:27" },
  { height:  565134 , difficulty:  1097883 , date:  "2015-07-17 16:41:57" },
  { height:  565135 , difficulty:  1097400 , date:  "2015-07-17 16:42:39" },
  { height:  565136 , difficulty:  1099674 , date:  "2015-07-17 16:43:07" },
  { height:  565137 , difficulty:  1102357 , date:  "2015-07-17 16:43:16" },
  { height:  565138 , difficulty:  1101977 , date:  "2015-07-17 16:43:35" },
  { height:  565139 , difficulty:  1102318 , date:  "2015-07-17 16:45:52" },
  { height:  565140 , difficulty:  1102010 , date:  "2015-07-17 16:46:51" },
  { height:  565141 , difficulty:  1101383 , date:  "2015-07-17 16:49:17" },
  { height:  565142 , difficulty:  1099570 , date:  "2015-07-17 16:50:08" },
  { height:  565143 , difficulty:  1099369 , date:  "2015-07-17 16:50:23" },
  { height:  565144 , difficulty:  1101797 , date:  "2015-07-17 16:50:29" },
  { height:  565145 , difficulty:  1100231 , date:  "2015-07-17 16:50:42" },
  { height:  565146 , difficulty:  1104021 , date:  "2015-07-17 16:52:35" },
  { height:  565147 , difficulty:  1104329 , date:  "2015-07-17 16:53:26" },
  { height:  565148 , difficulty:  1101231 , date:  "2015-07-17 16:53:31" },
  { height:  565149 , difficulty:  1101534 , date:  "2015-07-17 16:54:18" },
  { height:  565150 , difficulty:  1102065 , date:  "2015-07-17 16:54:49" },
  { height:  565151 , difficulty:  1099460 , date:  "2015-07-17 16:56:43" },
  { height:  565152 , difficulty:  1104187 , date:  "2015-07-17 16:58:46" },
  { height:  565153 , difficulty:  1101889 , date:  "2015-07-17 16:59:25" },
  { height:  565154 , difficulty:  1101488 , date:  "2015-07-17 17:00:38" },
  { height:  565155 , difficulty:  1101754 , date:  "2015-07-17 17:01:33" },
  { height:  565156 , difficulty:  1103976 , date:  "2015-07-17 17:01:36" },
  { height:  565157 , difficulty:  1104576 , date:  "2015-07-17 17:02:28" },
  { height:  565158 , difficulty:  1105114 , date:  "2015-07-17 17:04:02" },
  { height:  565159 , difficulty:  1109098 , date:  "2015-07-17 17:05:32" },
  { height:  565160 , difficulty:  1105134 , date:  "2015-07-17 17:08:03" },
  { height:  565161 , difficulty:  1103529 , date:  "2015-07-17 17:08:12" },
  { height:  565162 , difficulty:  1102103 , date:  "2015-07-17 17:10:13" },
  { height:  565163 , difficulty:  1094506 , date:  "2015-07-17 17:15:43" },
  { height:  565164 , difficulty:  1097995 , date:  "2015-07-17 17:16:14" },
  { height:  565165 , difficulty:  1098254 , date:  "2015-07-17 17:23:42" },
  { height:  565166 , difficulty:  1109934 , date:  "2015-07-17 17:24:18" },
  { height:  565167 , difficulty:  1107636 , date:  "2015-07-17 17:24:22" },
  { height:  565168 , difficulty:  1109013 , date:  "2015-07-17 17:24:41" },
  { height:  565169 , difficulty:  1109611 , date:  "2015-07-17 17:24:57" },
  { height:  565170 , difficulty:  1109614 , date:  "2015-07-17 17:29:21" },
  { height:  565171 , difficulty:  1109084 , date:  "2015-07-17 17:29:24" },
  { height:  565172 , difficulty:  1106716 , date:  "2015-07-17 17:30:55" },
  { height:  565173 , difficulty:  1106632 , date:  "2015-07-17 17:31:20" },
  { height:  565174 , difficulty:  1105177 , date:  "2015-07-17 17:31:46" },
  { height:  565175 , difficulty:  1103305 , date:  "2015-07-17 17:32:18" },
  { height:  565176 , difficulty:  1103610 , date:  "2015-07-17 17:32:28" },
  { height:  565177 , difficulty:  1103202 , date:  "2015-07-17 17:32:48" },
  { height:  565178 , difficulty:  1102381 , date:  "2015-07-17 17:32:50" },
  { height:  565179 , difficulty:  1102654 , date:  "2015-07-17 17:32:59" },
  { height:  565180 , difficulty:  1101401 , date:  "2015-07-17 17:33:07" },
  { height:  565181 , difficulty:  1100791 , date:  "2015-07-17 17:34:07" },
  { height:  565182 , difficulty:  1099455 , date:  "2015-07-17 17:35:02" },
  { height:  565183 , difficulty:  1101278 , date:  "2015-07-17 17:36:47" },
  { height:  565184 , difficulty:  1100253 , date:  "2015-07-17 17:37:12" },
  { height:  565185 , difficulty:  1099344 , date:  "2015-07-17 17:39:52" },
  { height:  565186 , difficulty:  1095196 , date:  "2015-07-17 17:40:00" },
  { height:  565187 , difficulty:  1098047 , date:  "2015-07-17 17:41:04" },
  { height:  565188 , difficulty:  1098841 , date:  "2015-07-17 17:41:37" },
  { height:  565189 , difficulty:  1102574 , date:  "2015-07-17 17:41:50" },
  { height:  565190 , difficulty:  1106094 , date:  "2015-07-17 17:41:56" },
  { height:  565191 , difficulty:  1106521 , date:  "2015-07-17 17:43:06" },
  { height:  565192 , difficulty:  1106202 , date:  "2015-07-17 17:43:33" },
  { height:  565193 , difficulty:  1106645 , date:  "2015-07-17 17:44:08" },
  { height:  565194 , difficulty:  1106930 , date:  "2015-07-17 17:44:56" },
  { height:  565195 , difficulty:  1105567 , date:  "2015-07-17 17:45:23" },
  { height:  565196 , difficulty:  1109507 , date:  "2015-07-17 17:45:49" },
  { height:  565197 , difficulty:  1114504 , date:  "2015-07-17 17:46:16" },
  { height:  565198 , difficulty:  1114280 , date:  "2015-07-17 17:46:16" },
  { height:  565199 , difficulty:  1116989 , date:  "2015-07-17 17:46:38" },
  { height:  565200 , difficulty:  1118234 , date:  "2015-07-17 17:48:45" },
  { height:  565201 , difficulty:  1119302 , date:  "2015-07-17 17:50:37" },
  { height:  565202 , difficulty:  1117402 , date:  "2015-07-17 17:50:53" },
  { height:  565203 , difficulty:  1119221 , date:  "2015-07-17 17:51:23" },
  { height:  565204 , difficulty:  1118873 , date:  "2015-07-17 17:51:27" },
  { height:  565205 , difficulty:  1117983 , date:  "2015-07-17 17:51:34" },
  { height:  565206 , difficulty:  1121192 , date:  "2015-07-17 17:51:57" },
  { height:  565207 , difficulty:  1120121 , date:  "2015-07-17 17:55:28" },
  { height:  565208 , difficulty:  1115136 , date:  "2015-07-17 17:56:01" },
  { height:  565209 , difficulty:  1113902 , date:  "2015-07-17 17:56:09" },
  { height:  565210 , difficulty:  1116786 , date:  "2015-07-17 17:57:12" },
  { height:  565211 , difficulty:  1115359 , date:  "2015-07-17 18:00:51" },
  { height:  565212 , difficulty:  1114396 , date:  "2015-07-17 18:01:35" },
  { height:  565213 , difficulty:  1120073 , date:  "2015-07-17 18:03:11" },
  { height:  565214 , difficulty:  1121251 , date:  "2015-07-17 18:05:15" },
  { height:  565215 , difficulty:  1117448 , date:  "2015-07-17 18:06:51" },
  { height:  565216 , difficulty:  1118718 , date:  "2015-07-17 18:08:46" },
  { height:  565217 , difficulty:  1116541 , date:  "2015-07-17 18:09:30" },
  { height:  565218 , difficulty:  1116982 , date:  "2015-07-17 18:10:25" },
  { height:  565219 , difficulty:  1118036 , date:  "2015-07-17 18:12:40" },
  { height:  565220 , difficulty:  1119461 , date:  "2015-07-17 18:13:14" },
  { height:  565221 , difficulty:  1120179 , date:  "2015-07-17 18:13:20" },
  { height:  565222 , difficulty:  1117112 , date:  "2015-07-17 18:14:07" },
  { height:  565223 , difficulty:  1116652 , date:  "2015-07-17 18:14:32" },
  { height:  565224 , difficulty:  1117129 , date:  "2015-07-17 18:14:34" },
  { height:  565225 , difficulty:  1120427 , date:  "2015-07-17 18:15:15" },
  { height:  565226 , difficulty:  1120794 , date:  "2015-07-17 18:15:40" },
  { height:  565227 , difficulty:  1120635 , date:  "2015-07-17 18:16:33" },
  { height:  565228 , difficulty:  1119504 , date:  "2015-07-17 18:16:59" },
  { height:  565229 , difficulty:  1119586 , date:  "2015-07-17 18:17:46" },
  { height:  565230 , difficulty:  1119853 , date:  "2015-07-17 18:18:52" },
  { height:  565231 , difficulty:  1118528 , date:  "2015-07-17 18:20:38" },
  { height:  565232 , difficulty:  1123481 , date:  "2015-07-17 18:20:39" },
  { height:  565233 , difficulty:  1122278 , date:  "2015-07-17 18:23:58" },
  { height:  565234 , difficulty:  1120155 , date:  "2015-07-17 18:24:31" },
  { height:  565235 , difficulty:  1117992 , date:  "2015-07-17 18:26:15" },
  { height:  565236 , difficulty:  1114582 , date:  "2015-07-17 18:27:01" },
  { height:  565237 , difficulty:  1116296 , date:  "2015-07-17 18:27:23" },
  { height:  565238 , difficulty:  1113525 , date:  "2015-07-17 18:27:58" },
  { height:  565239 , difficulty:  1112968 , date:  "2015-07-17 18:28:09" },
  { height:  565240 , difficulty:  1111937 , date:  "2015-07-17 18:32:38" },
  { height:  565241 , difficulty:  1099372 , date:  "2015-07-17 18:33:09" },
  { height:  565242 , difficulty:  1098287 , date:  "2015-07-17 18:34:47" },
  { height:  565243 , difficulty:  1098649 , date:  "2015-07-17 18:35:21" },
  { height:  565244 , difficulty:  1098091 , date:  "2015-07-17 18:35:55" },
  { height:  565245 , difficulty:  1098186 , date:  "2015-07-17 18:36:12" },
  { height:  565246 , difficulty:  1097085 , date:  "2015-07-17 18:36:26" },
  { height:  565247 , difficulty:  1097049 , date:  "2015-07-17 18:38:55" },
  { height:  565248 , difficulty:  1096537 , date:  "2015-07-17 18:39:27" },
  { height:  565249 , difficulty:  1096112 , date:  "2015-07-17 18:39:34" },
  { height:  565250 , difficulty:  1095950 , date:  "2015-07-17 18:40:13" },
  { height:  565251 , difficulty:  1097799 , date:  "2015-07-17 18:41:42" },
  { height:  565252 , difficulty:  1101745 , date:  "2015-07-17 18:42:16" },
  { height:  565253 , difficulty:  1101225 , date:  "2015-07-17 18:43:21" },
  { height:  565254 , difficulty:  1101836 , date:  "2015-07-17 18:46:39" },
  { height:  565255 , difficulty:  1103852 , date:  "2015-07-17 18:47:02" },
  { height:  565256 , difficulty:  1106566 , date:  "2015-07-17 18:47:37" },
  { height:  565257 , difficulty:  1104676 , date:  "2015-07-17 18:49:06" },
  { height:  565258 , difficulty:  1103959 , date:  "2015-07-17 18:49:45" },
  { height:  565259 , difficulty:  1100857 , date:  "2015-07-17 18:49:47" },
  { height:  565260 , difficulty:  1100148 , date:  "2015-07-17 18:50:40" },
  { height:  565261 , difficulty:  1096706 , date:  "2015-07-17 18:51:35" },
  { height:  565262 , difficulty:  1097411 , date:  "2015-07-17 18:51:54" },
  { height:  565263 , difficulty:  1097385 , date:  "2015-07-17 18:52:21" },
  { height:  565264 , difficulty:  1098774 , date:  "2015-07-17 18:55:05" },
  { height:  565265 , difficulty:  1098218 , date:  "2015-07-17 18:55:18" },
  { height:  565266 , difficulty:  1102257 , date:  "2015-07-17 18:55:42" },
  { height:  565267 , difficulty:  1102208 , date:  "2015-07-17 18:57:04" },
  { height:  565268 , difficulty:  1105884 , date:  "2015-07-17 18:57:16" },
  { height:  565269 , difficulty:  1112661 , date:  "2015-07-17 18:57:45" },
  { height:  565270 , difficulty:  1112859 , date:  "2015-07-17 18:57:53" },
  { height:  565271 , difficulty:  1115106 , date:  "2015-07-17 18:59:26" },
  { height:  565272 , difficulty:  1114214 , date:  "2015-07-17 19:00:06" },
  { height:  565273 , difficulty:  1120540 , date:  "2015-07-17 19:01:02" },
  { height:  565274 , difficulty:  1120709 , date:  "2015-07-17 19:02:00" },
  { height:  565275 , difficulty:  1120021 , date:  "2015-07-17 19:02:57" },
  { height:  565276 , difficulty:  1118845 , date:  "2015-07-17 19:03:11" },
  { height:  565277 , difficulty:  1118106 , date:  "2015-07-17 19:03:55" },
  { height:  565278 , difficulty:  1118045 , date:  "2015-07-17 19:04:08" },
  { height:  565279 , difficulty:  1118237 , date:  "2015-07-17 19:04:16" },
  { height:  565280 , difficulty:  1119140 , date:  "2015-07-17 19:04:49" },
  { height:  565281 , difficulty:  1123244 , date:  "2015-07-17 19:06:50" },
  { height:  565282 , difficulty:  1124974 , date:  "2015-07-17 19:06:54" },
  { height:  565283 , difficulty:  1119535 , date:  "2015-07-17 19:07:22" },
  { height:  565284 , difficulty:  1118686 , date:  "2015-07-17 19:07:38" },
  { height:  565285 , difficulty:  1119103 , date:  "2015-07-17 19:07:52" },
  { height:  565286 , difficulty:  1118759 , date:  "2015-07-17 19:07:54" },
  { height:  565287 , difficulty:  1112078 , date:  "2015-07-17 19:08:26" },
  { height:  565288 , difficulty:  1119570 , date:  "2015-07-17 19:08:40" },
  { height:  565289 , difficulty:  1116511 , date:  "2015-07-17 19:08:45" },
  { height:  565290 , difficulty:  1116855 , date:  "2015-07-17 19:10:30" },
  { height:  565291 , difficulty:  1115622 , date:  "2015-07-17 19:10:32" },
  { height:  565292 , difficulty:  1113170 , date:  "2015-07-17 19:14:44" },
  { height:  565293 , difficulty:  1112962 , date:  "2015-07-17 19:16:17" },
  { height:  565294 , difficulty:  1117369 , date:  "2015-07-17 19:17:26" },
  { height:  565295 , difficulty:  1115777 , date:  "2015-07-17 19:19:36" },
  { height:  565296 , difficulty:  1116533 , date:  "2015-07-17 19:21:37" },
  { height:  565297 , difficulty:  1116428 , date:  "2015-07-17 19:24:55" },
  { height:  565298 , difficulty:  1122211 , date:  "2015-07-17 19:26:53" },
  { height:  565299 , difficulty:  1123815 , date:  "2015-07-17 19:30:53" },
  { height:  565300 , difficulty:  1127058 , date:  "2015-07-17 19:31:37" },
  { height:  565301 , difficulty:  1131726 , date:  "2015-07-17 19:31:49" },
  { height:  565302 , difficulty:  1132007 , date:  "2015-07-17 19:32:30" },
  { height:  565303 , difficulty:  1131371 , date:  "2015-07-17 19:32:50" },
  { height:  565304 , difficulty:  1131017 , date:  "2015-07-17 19:33:13" },
  { height:  565305 , difficulty:  1130598 , date:  "2015-07-17 19:36:17" },
  { height:  565306 , difficulty:  1129737 , date:  "2015-07-17 19:36:25" },
  { height:  565307 , difficulty:  1127393 , date:  "2015-07-17 19:36:30" },
  { height:  565308 , difficulty:  1129163 , date:  "2015-07-17 19:36:33" },
  { height:  565309 , difficulty:  1125023 , date:  "2015-07-17 19:36:52" },
  { height:  565310 , difficulty:  1134210 , date:  "2015-07-17 19:40:12" },
  { height:  565311 , difficulty:  1131075 , date:  "2015-07-17 19:40:13" },
  { height:  565312 , difficulty:  1130006 , date:  "2015-07-17 19:40:31" },
  { height:  565313 , difficulty:  1134695 , date:  "2015-07-17 19:42:34" },
  { height:  565314 , difficulty:  1134610 , date:  "2015-07-17 19:42:48" },
  { height:  565315 , difficulty:  1135721 , date:  "2015-07-17 19:44:25" },
  { height:  565316 , difficulty:  1127451 , date:  "2015-07-17 19:44:34" },
  { height:  565317 , difficulty:  1127095 , date:  "2015-07-17 19:44:41" },
  { height:  565318 , difficulty:  1124659 , date:  "2015-07-17 19:44:54" },
  { height:  565319 , difficulty:  1124829 , date:  "2015-07-17 19:45:29" },
  { height:  565320 , difficulty:  1124183 , date:  "2015-07-17 19:47:35" },
  { height:  565321 , difficulty:  1127623 , date:  "2015-07-17 19:48:36" },
  { height:  565322 , difficulty:  1129856 , date:  "2015-07-17 19:49:40" },
  { height:  565323 , difficulty:  1125169 , date:  "2015-07-17 19:50:11" },
  { height:  565324 , difficulty:  1125345 , date:  "2015-07-17 19:50:33" },
  { height:  565325 , difficulty:  1130279 , date:  "2015-07-17 19:51:21" },
  { height:  565326 , difficulty:  1129010 , date:  "2015-07-17 19:52:28" },
  { height:  565327 , difficulty:  1133278 , date:  "2015-07-17 19:52:46" },
  { height:  565328 , difficulty:  1132179 , date:  "2015-07-17 19:53:26" },
  { height:  565329 , difficulty:  1130382 , date:  "2015-07-17 19:53:50" },
  { height:  565330 , difficulty:  1124298 , date:  "2015-07-17 19:54:23" },
  { height:  565331 , difficulty:  1124696 , date:  "2015-07-17 19:54:53" },
  { height:  565332 , difficulty:  1124086 , date:  "2015-07-17 19:55:10" },
  { height:  565333 , difficulty:  1123160 , date:  "2015-07-17 19:55:30" },
  { height:  565334 , difficulty:  1122299 , date:  "2015-07-17 19:55:32" },
  { height:  565335 , difficulty:  1123314 , date:  "2015-07-17 19:57:59" },
  { height:  565336 , difficulty:  1130339 , date:  "2015-07-17 19:58:56" },
  { height:  565337 , difficulty:  1130182 , date:  "2015-07-17 20:03:00" },
  { height:  565338 , difficulty:  1129901 , date:  "2015-07-17 20:03:03" },
  { height:  565339 , difficulty:  1129211 , date:  "2015-07-17 20:03:51" },
  { height:  565340 , difficulty:  1130234 , date:  "2015-07-17 20:05:30" },
  { height:  565341 , difficulty:  1131351 , date:  "2015-07-17 20:05:56" },
  { height:  565342 , difficulty:  1130795 , date:  "2015-07-17 20:05:59" },
  { height:  565343 , difficulty:  1135872 , date:  "2015-07-17 20:06:54" },
  { height:  565344 , difficulty:  1135873 , date:  "2015-07-17 20:08:32" },
  { height:  565345 , difficulty:  1138701 , date:  "2015-07-17 20:08:33" },
  { height:  565346 , difficulty:  1145354 , date:  "2015-07-17 20:09:17" },
  { height:  565347 , difficulty:  1146990 , date:  "2015-07-17 20:09:25" },
  { height:  565348 , difficulty:  1145643 , date:  "2015-07-17 20:09:36" },
  { height:  565349 , difficulty:  1146711 , date:  "2015-07-17 20:10:08" },
  { height:  565350 , difficulty:  1145940 , date:  "2015-07-17 20:10:20" },
  { height:  565351 , difficulty:  1144054 , date:  "2015-07-17 20:10:43" },
  { height:  565352 , difficulty:  1151489 , date:  "2015-07-17 20:11:36" },
  { height:  565353 , difficulty:  1152724 , date:  "2015-07-17 20:11:40" },
  { height:  565354 , difficulty:  1157861 , date:  "2015-07-17 20:11:45" },
  { height:  565355 , difficulty:  1158744 , date:  "2015-07-17 20:13:32" },
  { height:  565356 , difficulty:  1158291 , date:  "2015-07-17 20:13:35" },
  { height:  565357 , difficulty:  1156514 , date:  "2015-07-17 20:16:07" },
  { height:  565358 , difficulty:  1156347 , date:  "2015-07-17 20:16:41" },
  { height:  565359 , difficulty:  1156239 , date:  "2015-07-17 20:16:44" },
  { height:  565360 , difficulty:  1155956 , date:  "2015-07-17 20:17:06" },
  { height:  565361 , difficulty:  1158113 , date:  "2015-07-17 20:18:35" },
  { height:  565362 , difficulty:  1159105 , date:  "2015-07-17 20:18:56" },
  { height:  565363 , difficulty:  1162782 , date:  "2015-07-17 20:19:37" },
  { height:  565364 , difficulty:  1165487 , date:  "2015-07-17 20:22:21" },
  { height:  565365 , difficulty:  1168098 , date:  "2015-07-17 20:22:27" },
  { height:  565366 , difficulty:  1166093 , date:  "2015-07-17 20:22:54" },
  { height:  565367 , difficulty:  1168715 , date:  "2015-07-17 20:22:59" },
  { height:  565368 , difficulty:  1161224 , date:  "2015-07-17 20:23:37" },
  { height:  565369 , difficulty:  1158803 , date:  "2015-07-17 20:27:56" },
  { height:  565370 , difficulty:  1157979 , date:  "2015-07-17 20:28:20" },
  { height:  565371 , difficulty:  1154852 , date:  "2015-07-17 20:28:31" },
  { height:  565372 , difficulty:  1152572 , date:  "2015-07-17 20:34:02" },
  { height:  565373 , difficulty:  1147760 , date:  "2015-07-17 20:34:40" },
  { height:  565374 , difficulty:  1145493 , date:  "2015-07-17 20:38:31" },
  { height:  565375 , difficulty:  1138719 , date:  "2015-07-17 20:39:50" },
  { height:  565376 , difficulty:  1137279 , date:  "2015-07-17 20:39:57" },
  { height:  565377 , difficulty:  1139644 , date:  "2015-07-17 20:40:07" },
  { height:  565378 , difficulty:  1138893 , date:  "2015-07-17 20:40:20" },
  { height:  565379 , difficulty:  1138401 , date:  "2015-07-17 20:43:03" },
  { height:  565380 , difficulty:  1140330 , date:  "2015-07-17 20:43:11" },
  { height:  565381 , difficulty:  1134681 , date:  "2015-07-17 20:43:59" },
  { height:  565382 , difficulty:  1134757 , date:  "2015-07-17 20:44:14" },
  { height:  565383 , difficulty:  1135080 , date:  "2015-07-17 20:44:26" },
  { height:  565384 , difficulty:  1136959 , date:  "2015-07-17 20:46:11" },
  { height:  565385 , difficulty:  1136729 , date:  "2015-07-17 20:46:14" },
  { height:  565386 , difficulty:  1134239 , date:  "2015-07-17 20:48:28" },
  { height:  565387 , difficulty:  1136932 , date:  "2015-07-17 20:48:40" },
  { height:  565388 , difficulty:  1136914 , date:  "2015-07-17 20:48:41" },
  { height:  565389 , difficulty:  1133907 , date:  "2015-07-17 20:50:11" },
  { height:  565390 , difficulty:  1133735 , date:  "2015-07-17 20:51:43" },
  { height:  565391 , difficulty:  1131610 , date:  "2015-07-17 20:51:45" },
  { height:  565392 , difficulty:  1131686 , date:  "2015-07-17 20:52:30" },
  { height:  565393 , difficulty:  1132690 , date:  "2015-07-17 20:52:37" },
  { height:  565394 , difficulty:  1134044 , date:  "2015-07-17 20:52:41" },
  { height:  565395 , difficulty:  1134980 , date:  "2015-07-17 20:52:54" },
  { height:  565396 , difficulty:  1132217 , date:  "2015-07-17 20:53:06" },
  { height:  565397 , difficulty:  1132839 , date:  "2015-07-17 20:53:41" },
  { height:  565398 , difficulty:  1131736 , date:  "2015-07-17 20:54:00" },
  { height:  565399 , difficulty:  1130878 , date:  "2015-07-17 20:54:45" },
  { height:  565400 , difficulty:  1131076 , date:  "2015-07-17 20:55:34" },
  { height:  565401 , difficulty:  1130456 , date:  "2015-07-17 20:55:41" },
  { height:  565402 , difficulty:  1128430 , date:  "2015-07-17 20:56:33" },
  { height:  565403 , difficulty:  1128368 , date:  "2015-07-17 20:56:50" },
  { height:  565404 , difficulty:  1129574 , date:  "2015-07-17 20:57:37" },
  { height:  565405 , difficulty:  1129629 , date:  "2015-07-17 21:01:06" },
  { height:  565406 , difficulty:  1129829 , date:  "2015-07-17 21:01:09" },
  { height:  565407 , difficulty:  1133908 , date:  "2015-07-17 21:02:37" },
  { height:  565408 , difficulty:  1134814 , date:  "2015-07-17 21:03:25" },
  { height:  565409 , difficulty:  1135400 , date:  "2015-07-17 21:07:59" },
  { height:  565410 , difficulty:  1137075 , date:  "2015-07-17 21:09:47" },
  { height:  565411 , difficulty:  1133039 , date:  "2015-07-17 21:10:03" },
  { height:  565412 , difficulty:  1132350 , date:  "2015-07-17 21:10:59" },
  { height:  565413 , difficulty:  1125797 , date:  "2015-07-17 21:11:29" },
  { height:  565414 , difficulty:  1125973 , date:  "2015-07-17 21:12:14" },
  { height:  565415 , difficulty:  1125290 , date:  "2015-07-17 21:14:43" },
  { height:  565416 , difficulty:  1125657 , date:  "2015-07-17 21:15:04" },
  { height:  565417 , difficulty:  1125489 , date:  "2015-07-17 21:16:55" },
  { height:  565418 , difficulty:  1129392 , date:  "2015-07-17 21:17:01" },
  { height:  565419 , difficulty:  1129241 , date:  "2015-07-17 21:18:15" },
  { height:  565420 , difficulty:  1127242 , date:  "2015-07-17 21:18:17" },
  { height:  565421 , difficulty:  1129842 , date:  "2015-07-17 21:19:03" },
  { height:  565422 , difficulty:  1130583 , date:  "2015-07-17 21:20:07" },
  { height:  565423 , difficulty:  1133706 , date:  "2015-07-17 21:22:26" },
  { height:  565424 , difficulty:  1139235 , date:  "2015-07-17 21:22:30" },
  { height:  565425 , difficulty:  1138624 , date:  "2015-07-17 21:23:41" },
  { height:  565426 , difficulty:  1138888 , date:  "2015-07-17 21:25:51" },
  { height:  565427 , difficulty:  1139508 , date:  "2015-07-17 21:26:14" },
  { height:  565428 , difficulty:  1139794 , date:  "2015-07-17 21:27:01" },
  { height:  565429 , difficulty:  1141190 , date:  "2015-07-17 21:27:29" },
  { height:  565430 , difficulty:  1142736 , date:  "2015-07-17 21:28:18" },
  { height:  565431 , difficulty:  1139979 , date:  "2015-07-17 21:28:43" },
  { height:  565432 , difficulty:  1140024 , date:  "2015-07-17 21:29:55" },
  { height:  565433 , difficulty:  1137342 , date:  "2015-07-17 21:29:59" },
  { height:  565434 , difficulty:  1137060 , date:  "2015-07-17 21:30:09" },
  { height:  565435 , difficulty:  1139762 , date:  "2015-07-17 21:31:03" },
  { height:  565436 , difficulty:  1144796 , date:  "2015-07-17 21:31:23" },
  { height:  565437 , difficulty:  1144837 , date:  "2015-07-17 21:32:36" },
  { height:  565438 , difficulty:  1149887 , date:  "2015-07-17 21:34:15" },
  { height:  565439 , difficulty:  1148983 , date:  "2015-07-17 21:36:24" },
  { height:  565440 , difficulty:  1147133 , date:  "2015-07-17 21:37:17" },
  { height:  565441 , difficulty:  1148258 , date:  "2015-07-17 21:38:46" },
  { height:  565442 , difficulty:  1147986 , date:  "2015-07-17 21:39:10" },
  { height:  565443 , difficulty:  1148348 , date:  "2015-07-17 21:39:47" },
  { height:  565444 , difficulty:  1147540 , date:  "2015-07-17 21:40:01" },
  { height:  565445 , difficulty:  1140610 , date:  "2015-07-17 21:40:41" },
  { height:  565446 , difficulty:  1140917 , date:  "2015-07-17 21:41:25" },
  { height:  565447 , difficulty:  1140729 , date:  "2015-07-17 21:41:31" },
  { height:  565448 , difficulty:  1132617 , date:  "2015-07-17 21:41:56" },
  { height:  565449 , difficulty:  1132257 , date:  "2015-07-17 21:42:27" },
  { height:  565450 , difficulty:  1126117 , date:  "2015-07-17 21:44:11" },
  { height:  565451 , difficulty:  1123712 , date:  "2015-07-17 21:44:18" },
  { height:  565452 , difficulty:  1124976 , date:  "2015-07-17 21:44:39" },
  { height:  565453 , difficulty:  1125646 , date:  "2015-07-17 21:44:55" },
  { height:  565454 , difficulty:  1125839 , date:  "2015-07-17 21:46:16" },
  { height:  565455 , difficulty:  1122047 , date:  "2015-07-17 21:49:21" },
  { height:  565456 , difficulty:  1122839 , date:  "2015-07-17 21:50:18" },
  { height:  565457 , difficulty:  1121762 , date:  "2015-07-17 21:50:45" },
  { height:  565458 , difficulty:  1121625 , date:  "2015-07-17 21:52:30" },
  { height:  565459 , difficulty:  1122611 , date:  "2015-07-17 21:53:16" },
  { height:  565460 , difficulty:  1124175 , date:  "2015-07-17 21:56:07" },
  { height:  565461 , difficulty:  1125964 , date:  "2015-07-17 21:56:35" },
  { height:  565462 , difficulty:  1126108 , date:  "2015-07-17 21:56:52" },
  { height:  565463 , difficulty:  1126292 , date:  "2015-07-17 21:57:01" },
  { height:  565464 , difficulty:  1137471 , date:  "2015-07-17 21:57:15" },
  { height:  565465 , difficulty:  1138272 , date:  "2015-07-17 21:57:36" },
  { height:  565466 , difficulty:  1136870 , date:  "2015-07-17 21:58:58" },
  { height:  565467 , difficulty:  1140166 , date:  "2015-07-17 22:00:34" },
  { height:  565468 , difficulty:  1141260 , date:  "2015-07-17 22:00:38" },
  { height:  565469 , difficulty:  1142817 , date:  "2015-07-17 22:00:52" },
  { height:  565470 , difficulty:  1147010 , date:  "2015-07-17 22:04:14" },
  { height:  565471 , difficulty:  1147570 , date:  "2015-07-17 22:04:34" },
  { height:  565472 , difficulty:  1147205 , date:  "2015-07-17 22:05:41" },
  { height:  565473 , difficulty:  1148922 , date:  "2015-07-17 22:06:27" },
  { height:  565474 , difficulty:  1149386 , date:  "2015-07-17 22:06:48" },
  { height:  565475 , difficulty:  1148092 , date:  "2015-07-17 22:07:21" },
  { height:  565476 , difficulty:  1148384 , date:  "2015-07-17 22:08:16" },
  { height:  565477 , difficulty:  1148595 , date:  "2015-07-17 22:10:18" },
  { height:  565478 , difficulty:  1147779 , date:  "2015-07-17 22:13:40" },
  { height:  565479 , difficulty:  1147883 , date:  "2015-07-17 22:14:36" },
  { height:  565480 , difficulty:  1147622 , date:  "2015-07-17 22:14:38" },
  { height:  565481 , difficulty:  1142083 , date:  "2015-07-17 22:18:20" },
  { height:  565482 , difficulty:  1146707 , date:  "2015-07-17 22:20:25" },
  { height:  565483 , difficulty:  1143869 , date:  "2015-07-17 22:21:10" },
  { height:  565484 , difficulty:  1146083 , date:  "2015-07-17 22:22:10" },
  { height:  565485 , difficulty:  1145575 , date:  "2015-07-17 22:22:27" },
  { height:  565486 , difficulty:  1142748 , date:  "2015-07-17 22:23:41" },
  { height:  565487 , difficulty:  1142991 , date:  "2015-07-17 22:24:59" },
  { height:  565488 , difficulty:  1142902 , date:  "2015-07-17 22:25:43" },
  { height:  565489 , difficulty:  1143848 , date:  "2015-07-17 22:26:50" },
  { height:  565490 , difficulty:  1146888 , date:  "2015-07-17 22:28:30" },
  { height:  565491 , difficulty:  1145133 , date:  "2015-07-17 22:29:29" },
  { height:  565492 , difficulty:  1147028 , date:  "2015-07-17 22:29:38" },
  { height:  565493 , difficulty:  1146425 , date:  "2015-07-17 22:31:06" },
  { height:  565494 , difficulty:  1146918 , date:  "2015-07-17 22:31:12" },
  { height:  565495 , difficulty:  1145006 , date:  "2015-07-17 22:31:44" },
  { height:  565496 , difficulty:  1146444 , date:  "2015-07-17 22:33:21" },
  { height:  565497 , difficulty:  1148687 , date:  "2015-07-17 22:33:23" },
  { height:  565498 , difficulty:  1146611 , date:  "2015-07-17 22:34:59" },
  { height:  565499 , difficulty:  1146458 , date:  "2015-07-17 22:35:32" },
  { height:  565500 , difficulty:  1147009 , date:  "2015-07-17 22:37:25" },
  { height:  565501 , difficulty:  1145051 , date:  "2015-07-17 22:37:26" },
  { height:  565502 , difficulty:  1140947 , date:  "2015-07-17 22:38:02" },
  { height:  565503 , difficulty:  1142695 , date:  "2015-07-17 22:38:08" },
  { height:  565504 , difficulty:  1142417 , date:  "2015-07-17 22:38:20" },
  { height:  565505 , difficulty:  1143709 , date:  "2015-07-17 22:38:24" },
  { height:  565506 , difficulty:  1143170 , date:  "2015-07-17 22:38:45" },
  { height:  565507 , difficulty:  1144493 , date:  "2015-07-17 22:39:10" },
  { height:  565508 , difficulty:  1146278 , date:  "2015-07-17 22:39:37" },
  { height:  565509 , difficulty:  1146844 , date:  "2015-07-17 22:41:29" },
  { height:  565510 , difficulty:  1147016 , date:  "2015-07-17 22:42:14" },
  { height:  565511 , difficulty:  1145840 , date:  "2015-07-17 22:42:16" },
  { height:  565512 , difficulty:  1145536 , date:  "2015-07-17 22:44:22" },
  { height:  565513 , difficulty:  1148391 , date:  "2015-07-17 22:44:35" },
  { height:  565514 , difficulty:  1146354 , date:  "2015-07-17 22:46:18" },
  { height:  565515 , difficulty:  1143004 , date:  "2015-07-17 22:46:28" },
  { height:  565516 , difficulty:  1141398 , date:  "2015-07-17 22:48:40" },
  { height:  565517 , difficulty:  1139114 , date:  "2015-07-17 22:49:28" },
  { height:  565518 , difficulty:  1143054 , date:  "2015-07-17 22:49:41" },
  { height:  565519 , difficulty:  1144811 , date:  "2015-07-17 22:49:58" },
  { height:  565520 , difficulty:  1146112 , date:  "2015-07-17 22:50:18" },
  { height:  565521 , difficulty:  1145758 , date:  "2015-07-17 22:50:46" },
  { height:  565522 , difficulty:  1144582 , date:  "2015-07-17 22:51:52" },
  { height:  565523 , difficulty:  1144685 , date:  "2015-07-17 22:52:18" },
  { height:  565524 , difficulty:  1147772 , date:  "2015-07-17 22:55:48" },
  { height:  565525 , difficulty:  1147162 , date:  "2015-07-17 22:56:16" },
  { height:  565526 , difficulty:  1147466 , date:  "2015-07-17 22:57:00" },
  { height:  565527 , difficulty:  1150213 , date:  "2015-07-17 22:57:03" },
  { height:  565528 , difficulty:  1154878 , date:  "2015-07-17 22:59:33" },
  { height:  565529 , difficulty:  1158844 , date:  "2015-07-17 22:59:36" },
  { height:  565530 , difficulty:  1159797 , date:  "2015-07-17 23:01:11" },
  { height:  565531 , difficulty:  1154100 , date:  "2015-07-17 23:02:06" },
  { height:  565532 , difficulty:  1153369 , date:  "2015-07-17 23:02:31" },
  { height:  565533 , difficulty:  1155639 , date:  "2015-07-17 23:05:06" },
  { height:  565534 , difficulty:  1155668 , date:  "2015-07-17 23:07:16" },
  { height:  565535 , difficulty:  1155160 , date:  "2015-07-17 23:07:21" },
  { height:  565536 , difficulty:  1151133 , date:  "2015-07-17 23:09:12" },
  { height:  565537 , difficulty:  1151078 , date:  "2015-07-17 23:09:45" },
  { height:  565538 , difficulty:  1152057 , date:  "2015-07-17 23:09:53" },
  { height:  565539 , difficulty:  1155275 , date:  "2015-07-17 23:10:22" },
  { height:  565540 , difficulty:  1161372 , date:  "2015-07-17 23:10:26" },
  { height:  565541 , difficulty:  1162270 , date:  "2015-07-17 23:10:58" },
  { height:  565542 , difficulty:  1160623 , date:  "2015-07-17 23:12:28" },
  { height:  565543 , difficulty:  1158545 , date:  "2015-07-17 23:12:31" },
  { height:  565544 , difficulty:  1160551 , date:  "2015-07-17 23:14:22" },
  { height:  565545 , difficulty:  1162399 , date:  "2015-07-17 23:15:34" },
  { height:  565546 , difficulty:  1155936 , date:  "2015-07-17 23:15:39" },
  { height:  565547 , difficulty:  1155968 , date:  "2015-07-17 23:16:58" },
  { height:  565548 , difficulty:  1154896 , date:  "2015-07-17 23:17:09" },
  { height:  565549 , difficulty:  1155404 , date:  "2015-07-17 23:17:18" },
  { height:  565550 , difficulty:  1156715 , date:  "2015-07-17 23:17:54" },
  { height:  565551 , difficulty:  1157387 , date:  "2015-07-17 23:19:37" },
  { height:  565552 , difficulty:  1158131 , date:  "2015-07-17 23:22:23" },
  { height:  565553 , difficulty:  1159114 , date:  "2015-07-17 23:22:26" },
  { height:  565554 , difficulty:  1156768 , date:  "2015-07-17 23:22:41" },
  { height:  565555 , difficulty:  1155867 , date:  "2015-07-17 23:23:40" },
  { height:  565556 , difficulty:  1157953 , date:  "2015-07-17 23:24:02" },
  { height:  565557 , difficulty:  1151632 , date:  "2015-07-17 23:26:29" },
  { height:  565558 , difficulty:  1157692 , date:  "2015-07-17 23:26:41" },
  { height:  565559 , difficulty:  1157430 , date:  "2015-07-17 23:26:57" },
  { height:  565560 , difficulty:  1156036 , date:  "2015-07-17 23:27:10" },
  { height:  565561 , difficulty:  1155590 , date:  "2015-07-17 23:28:35" },
  { height:  565562 , difficulty:  1155173 , date:  "2015-07-17 23:28:36" },
  { height:  565563 , difficulty:  1152657 , date:  "2015-07-17 23:30:10" },
  { height:  565564 , difficulty:  1153374 , date:  "2015-07-17 23:30:48" },
  { height:  565565 , difficulty:  1151598 , date:  "2015-07-17 23:30:54" },
  { height:  565566 , difficulty:  1154663 , date:  "2015-07-17 23:31:33" },
  { height:  565567 , difficulty:  1156437 , date:  "2015-07-17 23:31:35" },
  { height:  565568 , difficulty:  1160002 , date:  "2015-07-17 23:32:25" },
  { height:  565569 , difficulty:  1160174 , date:  "2015-07-17 23:32:50" },
  { height:  565570 , difficulty:  1162918 , date:  "2015-07-17 23:34:26" },
  { height:  565571 , difficulty:  1172553 , date:  "2015-07-17 23:35:36" },
  { height:  565572 , difficulty:  1177887 , date:  "2015-07-17 23:37:11" },
  { height:  565573 , difficulty:  1177900 , date:  "2015-07-17 23:37:39" },
  { height:  565574 , difficulty:  1175443 , date:  "2015-07-17 23:38:21" },
  { height:  565575 , difficulty:  1175006 , date:  "2015-07-17 23:41:31" },
  { height:  565576 , difficulty:  1172187 , date:  "2015-07-17 23:43:56" },
  { height:  565577 , difficulty:  1173777 , date:  "2015-07-17 23:44:36" },
  { height:  565578 , difficulty:  1177685 , date:  "2015-07-17 23:44:39" },
  { height:  565579 , difficulty:  1178939 , date:  "2015-07-17 23:45:29" },
  { height:  565580 , difficulty:  1180016 , date:  "2015-07-17 23:46:08" },
  { height:  565581 , difficulty:  1187565 , date:  "2015-07-17 23:48:21" },
  { height:  565582 , difficulty:  1188557 , date:  "2015-07-17 23:48:50" },
  { height:  565583 , difficulty:  1188882 , date:  "2015-07-17 23:49:27" },
  { height:  565584 , difficulty:  1188893 , date:  "2015-07-17 23:50:26" },
  { height:  565585 , difficulty:  1186928 , date:  "2015-07-17 23:51:43" },
  { height:  565586 , difficulty:  1187754 , date:  "2015-07-17 23:51:45" },
  { height:  565587 , difficulty:  1187979 , date:  "2015-07-17 23:51:49" },
  { height:  565588 , difficulty:  1184539 , date:  "2015-07-17 23:53:49" },
  { height:  565589 , difficulty:  1184773 , date:  "2015-07-17 23:53:54" },
  { height:  565590 , difficulty:  1184479 , date:  "2015-07-17 23:54:02" },
  { height:  565591 , difficulty:  1186285 , date:  "2015-07-17 23:54:21" },
  { height:  565592 , difficulty:  1187777 , date:  "2015-07-17 23:55:37" },
  { height:  565593 , difficulty:  1187458 , date:  "2015-07-17 23:55:51" },
  { height:  565594 , difficulty:  1187749 , date:  "2015-07-17 23:57:17" },
  { height:  565595 , difficulty:  1190561 , date:  "2015-07-17 23:57:42" },
  { height:  565596 , difficulty:  1190154 , date:  "2015-07-17 23:57:48" },
  { height:  565597 , difficulty:  1190414 , date:  "2015-07-17 23:57:50" },
  { height:  565598 , difficulty:  1191159 , date:  "2015-07-17 23:58:41" },
  { height:  565599 , difficulty:  1192256 , date:  "2015-07-17 23:58:55" },
  { height:  565600 , difficulty:  1185752 , date:  "2015-07-17 23:59:11" },
  { height:  565601 , difficulty:  1185583 , date:  "2015-07-17 23:59:31" },
  { height:  565602 , difficulty:  1189258 , date:  "2015-07-18 00:03:47" },
  { height:  565603 , difficulty:  1200023 , date:  "2015-07-18 00:04:32" },
  { height:  565604 , difficulty:  1200522 , date:  "2015-07-18 00:04:34" },
  { height:  565605 , difficulty:  1204983 , date:  "2015-07-18 00:05:30" },
  { height:  565606 , difficulty:  1202420 , date:  "2015-07-18 00:05:33" },
  { height:  565607 , difficulty:  1203356 , date:  "2015-07-18 00:06:08" },
  { height:  565608 , difficulty:  1207860 , date:  "2015-07-18 00:06:09" },
  { height:  565609 , difficulty:  1203744 , date:  "2015-07-18 00:06:42" },
  { height:  565610 , difficulty:  1201320 , date:  "2015-07-18 00:06:51" },
  { height:  565611 , difficulty:  1201894 , date:  "2015-07-18 00:07:02" },
  { height:  565612 , difficulty:  1199830 , date:  "2015-07-18 00:07:16" },
  { height:  565613 , difficulty:  1201626 , date:  "2015-07-18 00:07:22" },
  { height:  565614 , difficulty:  1201768 , date:  "2015-07-18 00:07:36" },
  { height:  565615 , difficulty:  1205071 , date:  "2015-07-18 00:09:10" },
  { height:  565616 , difficulty:  1205085 , date:  "2015-07-18 00:13:34" },
  { height:  565617 , difficulty:  1205649 , date:  "2015-07-18 00:14:30" },
  { height:  565618 , difficulty:  1202722 , date:  "2015-07-18 00:15:27" },
  { height:  565619 , difficulty:  1204031 , date:  "2015-07-18 00:15:37" },
  { height:  565620 , difficulty:  1200176 , date:  "2015-07-18 00:17:04" },
  { height:  565621 , difficulty:  1198431 , date:  "2015-07-18 00:17:33" },
  { height:  565622 , difficulty:  1203299 , date:  "2015-07-18 00:17:54" },
  { height:  565623 , difficulty:  1200845 , date:  "2015-07-18 00:18:05" },
  { height:  565624 , difficulty:  1201705 , date:  "2015-07-18 00:18:43" },
  { height:  565625 , difficulty:  1202751 , date:  "2015-07-18 00:20:26" },
  { height:  565626 , difficulty:  1203732 , date:  "2015-07-18 00:20:27" },
  { height:  565627 , difficulty:  1203228 , date:  "2015-07-18 00:20:30" },
  { height:  565628 , difficulty:  1206208 , date:  "2015-07-18 00:21:56" },
  { height:  565629 , difficulty:  1211113 , date:  "2015-07-18 00:24:02" },
  { height:  565630 , difficulty:  1213295 , date:  "2015-07-18 00:24:34" },
  { height:  565631 , difficulty:  1211656 , date:  "2015-07-18 00:25:22" },
  { height:  565632 , difficulty:  1211562 , date:  "2015-07-18 00:27:14" },
  { height:  565633 , difficulty:  1206927 , date:  "2015-07-18 00:28:05" },
  { height:  565634 , difficulty:  1207203 , date:  "2015-07-18 00:29:15" },
  { height:  565635 , difficulty:  1207299 , date:  "2015-07-18 00:29:29" },
  { height:  565636 , difficulty:  1210129 , date:  "2015-07-18 00:29:53" },
  { height:  565637 , difficulty:  1209090 , date:  "2015-07-18 00:30:04" },
  { height:  565638 , difficulty:  1210349 , date:  "2015-07-18 00:30:11" },
  { height:  565639 , difficulty:  1207688 , date:  "2015-07-18 00:30:33" },
  { height:  565640 , difficulty:  1207768 , date:  "2015-07-18 00:31:05" },
  { height:  565641 , difficulty:  1212524 , date:  "2015-07-18 00:32:21" },
  { height:  565642 , difficulty:  1211364 , date:  "2015-07-18 00:32:26" },
  { height:  565643 , difficulty:  1214579 , date:  "2015-07-18 00:33:37" },
  { height:  565644 , difficulty:  1215902 , date:  "2015-07-18 00:33:47" },
  { height:  565645 , difficulty:  1215607 , date:  "2015-07-18 00:34:34" },
  { height:  565646 , difficulty:  1212267 , date:  "2015-07-18 00:34:45" },
  { height:  565647 , difficulty:  1211059 , date:  "2015-07-18 00:35:27" },
  { height:  565648 , difficulty:  1211881 , date:  "2015-07-18 00:35:33" },
  { height:  565649 , difficulty:  1212187 , date:  "2015-07-18 00:36:19" },
  { height:  565650 , difficulty:  1211169 , date:  "2015-07-18 00:37:42" },
  { height:  565651 , difficulty:  1205788 , date:  "2015-07-18 00:39:00" },
  { height:  565652 , difficulty:  1204123 , date:  "2015-07-18 00:39:21" },
  { height:  565653 , difficulty:  1203732 , date:  "2015-07-18 00:40:08" },
  { height:  565654 , difficulty:  1204683 , date:  "2015-07-18 00:42:26" },
  { height:  565655 , difficulty:  1203470 , date:  "2015-07-18 00:44:10" },
  { height:  565656 , difficulty:  1203521 , date:  "2015-07-18 00:44:12" },
  { height:  565657 , difficulty:  1199816 , date:  "2015-07-18 00:44:49" },
  { height:  565658 , difficulty:  1199996 , date:  "2015-07-18 00:44:58" },
  { height:  565659 , difficulty:  1199102 , date:  "2015-07-18 00:46:06" },
  { height:  565660 , difficulty:  1199750 , date:  "2015-07-18 00:46:22" },
  { height:  565661 , difficulty:  1200611 , date:  "2015-07-18 00:50:17" },
  { height:  565662 , difficulty:  1200895 , date:  "2015-07-18 00:53:35" },
  { height:  565663 , difficulty:  1208479 , date:  "2015-07-18 00:54:48" },
  { height:  565664 , difficulty:  1205460 , date:  "2015-07-18 00:55:42" },
  { height:  565665 , difficulty:  1205595 , date:  "2015-07-18 00:55:48" },
  { height:  565666 , difficulty:  1209288 , date:  "2015-07-18 00:55:57" },
  { height:  565667 , difficulty:  1208841 , date:  "2015-07-18 00:57:29" },
  { height:  565668 , difficulty:  1207968 , date:  "2015-07-18 00:57:31" },
  { height:  565669 , difficulty:  1209932 , date:  "2015-07-18 01:00:10" },
  { height:  565670 , difficulty:  1207427 , date:  "2015-07-18 01:01:04" },
  { height:  565671 , difficulty:  1210125 , date:  "2015-07-18 01:01:16" },
  { height:  565672 , difficulty:  1210313 , date:  "2015-07-18 01:02:41" },
  { height:  565673 , difficulty:  1212327 , date:  "2015-07-18 01:03:48" },
  { height:  565674 , difficulty:  1212696 , date:  "2015-07-18 01:03:54" },
  { height:  565675 , difficulty:  1214130 , date:  "2015-07-18 01:04:41" },
  { height:  565676 , difficulty:  1213975 , date:  "2015-07-18 01:04:43" },
  { height:  565677 , difficulty:  1213895 , date:  "2015-07-18 01:05:57" },
  { height:  565678 , difficulty:  1205684 , date:  "2015-07-18 01:06:01" },
  { height:  565679 , difficulty:  1208801 , date:  "2015-07-18 01:07:19" },
  { height:  565680 , difficulty:  1212560 , date:  "2015-07-18 01:07:23" },
  { height:  565681 , difficulty:  1211272 , date:  "2015-07-18 01:08:37" },
  { height:  565682 , difficulty:  1213294 , date:  "2015-07-18 01:10:11" },
  { height:  565683 , difficulty:  1213422 , date:  "2015-07-18 01:10:17" },
  { height:  565684 , difficulty:  1213673 , date:  "2015-07-18 01:10:40" },
  { height:  565685 , difficulty:  1213259 , date:  "2015-07-18 01:12:08" },
  { height:  565686 , difficulty:  1216687 , date:  "2015-07-18 01:14:58" },
  { height:  565687 , difficulty:  1223800 , date:  "2015-07-18 01:15:10" },
  { height:  565688 , difficulty:  1224746 , date:  "2015-07-18 01:15:19" },
  { height:  565689 , difficulty:  1225655 , date:  "2015-07-18 01:16:08" },
  { height:  565690 , difficulty:  1225672 , date:  "2015-07-18 01:16:14" },
  { height:  565691 , difficulty:  1222693 , date:  "2015-07-18 01:17:04" },
  { height:  565692 , difficulty:  1213497 , date:  "2015-07-18 01:18:18" },
  { height:  565693 , difficulty:  1212181 , date:  "2015-07-18 01:18:41" },
  { height:  565694 , difficulty:  1210646 , date:  "2015-07-18 01:21:00" },
  { height:  565695 , difficulty:  1210570 , date:  "2015-07-18 01:21:15" },
  { height:  565696 , difficulty:  1207916 , date:  "2015-07-18 01:21:23" },
  { height:  565697 , difficulty:  1209998 , date:  "2015-07-18 01:22:45" },
  { height:  565698 , difficulty:  1214286 , date:  "2015-07-18 01:22:59" },
  { height:  565699 , difficulty:  1215191 , date:  "2015-07-18 01:23:23" },
  { height:  565700 , difficulty:  1214307 , date:  "2015-07-18 01:23:27" },
  { height:  565701 , difficulty:  1210877 , date:  "2015-07-18 01:25:21" },
  { height:  565702 , difficulty:  1212031 , date:  "2015-07-18 01:25:51" },
  { height:  565703 , difficulty:  1214886 , date:  "2015-07-18 01:26:09" },
  { height:  565704 , difficulty:  1214153 , date:  "2015-07-18 01:26:30" },
  { height:  565705 , difficulty:  1210787 , date:  "2015-07-18 01:28:21" },
  { height:  565706 , difficulty:  1210983 , date:  "2015-07-18 01:28:42" },
  { height:  565707 , difficulty:  1212225 , date:  "2015-07-18 01:29:11" },
  { height:  565708 , difficulty:  1210965 , date:  "2015-07-18 01:29:23" },
  { height:  565709 , difficulty:  1210810 , date:  "2015-07-18 01:30:04" },
  { height:  565710 , difficulty:  1209247 , date:  "2015-07-18 01:30:23" },
  { height:  565711 , difficulty:  1216929 , date:  "2015-07-18 01:31:18" },
  { height:  565712 , difficulty:  1218567 , date:  "2015-07-18 01:31:22" },
  { height:  565713 , difficulty:  1219366 , date:  "2015-07-18 01:31:58" },
  { height:  565714 , difficulty:  1220751 , date:  "2015-07-18 01:32:24" },
  { height:  565715 , difficulty:  1222283 , date:  "2015-07-18 01:32:43" },
  { height:  565716 , difficulty:  1222676 , date:  "2015-07-18 01:34:15" },
  { height:  565717 , difficulty:  1222452 , date:  "2015-07-18 01:34:19" },
  { height:  565718 , difficulty:  1222853 , date:  "2015-07-18 01:35:33" },
  { height:  565719 , difficulty:  1221196 , date:  "2015-07-18 01:35:36" },
  { height:  565720 , difficulty:  1223407 , date:  "2015-07-18 01:36:37" },
  { height:  565721 , difficulty:  1228738 , date:  "2015-07-18 01:36:40" },
  { height:  565722 , difficulty:  1234819 , date:  "2015-07-18 01:38:47" },
  { height:  565723 , difficulty:  1234392 , date:  "2015-07-18 01:39:31" },
  { height:  565724 , difficulty:  1234534 , date:  "2015-07-18 01:39:32" },
  { height:  565725 , difficulty:  1234189 , date:  "2015-07-18 01:42:29" },
  { height:  565726 , difficulty:  1233318 , date:  "2015-07-18 01:42:39" },
  { height:  565727 , difficulty:  1235587 , date:  "2015-07-18 01:42:51" },
  { height:  565728 , difficulty:  1235645 , date:  "2015-07-18 01:43:15" },
  { height:  565729 , difficulty:  1245691 , date:  "2015-07-18 01:44:10" },
  { height:  565730 , difficulty:  1244486 , date:  "2015-07-18 01:45:26" },
  { height:  565731 , difficulty:  1241265 , date:  "2015-07-18 01:46:03" },
  { height:  565732 , difficulty:  1241956 , date:  "2015-07-18 01:47:27" },
  { height:  565733 , difficulty:  1241617 , date:  "2015-07-18 01:48:26" },
  { height:  565734 , difficulty:  1242757 , date:  "2015-07-18 01:50:56" },
  { height:  565735 , difficulty:  1241583 , date:  "2015-07-18 01:51:29" },
  { height:  565736 , difficulty:  1241360 , date:  "2015-07-18 01:53:50" },
  { height:  565737 , difficulty:  1234447 , date:  "2015-07-18 01:55:35" },
  { height:  565738 , difficulty:  1230542 , date:  "2015-07-18 01:55:39" },
  { height:  565739 , difficulty:  1229277 , date:  "2015-07-18 01:55:48" },
  { height:  565740 , difficulty:  1229227 , date:  "2015-07-18 01:55:50" },
  { height:  565741 , difficulty:  1231740 , date:  "2015-07-18 01:56:05" },
  { height:  565742 , difficulty:  1232892 , date:  "2015-07-18 01:56:12" },
  { height:  565743 , difficulty:  1231660 , date:  "2015-07-18 01:56:44" },
  { height:  565744 , difficulty:  1233743 , date:  "2015-07-18 01:58:26" },
  { height:  565745 , difficulty:  1228879 , date:  "2015-07-18 01:58:30" },
  { height:  565746 , difficulty:  1230288 , date:  "2015-07-18 01:59:29" },
  { height:  565747 , difficulty:  1233568 , date:  "2015-07-18 02:01:11" },
  { height:  565748 , difficulty:  1230826 , date:  "2015-07-18 02:01:37" },
  { height:  565749 , difficulty:  1232736 , date:  "2015-07-18 02:02:05" },
  { height:  565750 , difficulty:  1235812 , date:  "2015-07-18 02:03:05" },
  { height:  565751 , difficulty:  1234782 , date:  "2015-07-18 02:06:05" },
  { height:  565752 , difficulty:  1238157 , date:  "2015-07-18 02:06:14" },
  { height:  565753 , difficulty:  1236702 , date:  "2015-07-18 02:06:22" },
  { height:  565754 , difficulty:  1238118 , date:  "2015-07-18 02:06:27" },
  { height:  565755 , difficulty:  1236434 , date:  "2015-07-18 02:06:57" },
  { height:  565756 , difficulty:  1236775 , date:  "2015-07-18 02:07:11" },
  { height:  565757 , difficulty:  1234615 , date:  "2015-07-18 02:07:35" },
  { height:  565758 , difficulty:  1232319 , date:  "2015-07-18 02:08:57" },
  { height:  565759 , difficulty:  1238032 , date:  "2015-07-18 02:10:09" },
  { height:  565760 , difficulty:  1239127 , date:  "2015-07-18 02:10:34" },
  { height:  565761 , difficulty:  1237862 , date:  "2015-07-18 02:12:03" },
  { height:  565762 , difficulty:  1242310 , date:  "2015-07-18 02:12:04" },
  { height:  565763 , difficulty:  1242199 , date:  "2015-07-18 02:12:31" },
  { height:  565764 , difficulty:  1242501 , date:  "2015-07-18 02:13:12" },
  { height:  565765 , difficulty:  1244994 , date:  "2015-07-18 02:16:59" },
  { height:  565766 , difficulty:  1247681 , date:  "2015-07-18 02:17:01" },
  { height:  565767 , difficulty:  1247328 , date:  "2015-07-18 02:17:16" },
  { height:  565768 , difficulty:  1245848 , date:  "2015-07-18 02:17:49" },
  { height:  565769 , difficulty:  1245732 , date:  "2015-07-18 02:18:37" },
  { height:  565770 , difficulty:  1244250 , date:  "2015-07-18 02:20:20" },
  { height:  565771 , difficulty:  1247078 , date:  "2015-07-18 02:20:26" },
  { height:  565772 , difficulty:  1247366 , date:  "2015-07-18 02:20:51" },
  { height:  565773 , difficulty:  1246110 , date:  "2015-07-18 02:21:25" },
  { height:  565774 , difficulty:  1250810 , date:  "2015-07-18 02:21:38" },
  { height:  565775 , difficulty:  1253671 , date:  "2015-07-18 02:22:09" },
  { height:  565776 , difficulty:  1253893 , date:  "2015-07-18 02:24:40" },
  { height:  565777 , difficulty:  1251421 , date:  "2015-07-18 02:24:58" },
  { height:  565778 , difficulty:  1253491 , date:  "2015-07-18 02:25:04" },
  { height:  565779 , difficulty:  1254271 , date:  "2015-07-18 02:25:52" },
  { height:  565780 , difficulty:  1255090 , date:  "2015-07-18 02:26:23" },
  { height:  565781 , difficulty:  1254010 , date:  "2015-07-18 02:26:37" },
  { height:  565782 , difficulty:  1253814 , date:  "2015-07-18 02:28:30" },
  { height:  565783 , difficulty:  1255073 , date:  "2015-07-18 02:31:43" },
  { height:  565784 , difficulty:  1255762 , date:  "2015-07-18 02:31:45" },
  { height:  565785 , difficulty:  1259760 , date:  "2015-07-18 02:33:35" },
  { height:  565786 , difficulty:  1260413 , date:  "2015-07-18 02:33:44" },
  { height:  565787 , difficulty:  1259499 , date:  "2015-07-18 02:34:15" },
  { height:  565788 , difficulty:  1261059 , date:  "2015-07-18 02:35:03" },
  { height:  565789 , difficulty:  1263167 , date:  "2015-07-18 02:35:34" },
  { height:  565790 , difficulty:  1262487 , date:  "2015-07-18 02:35:41" },
  { height:  565791 , difficulty:  1262240 , date:  "2015-07-18 02:36:39" },
  { height:  565792 , difficulty:  1259440 , date:  "2015-07-18 02:36:30" },
  { height:  565793 , difficulty:  1259921 , date:  "2015-07-18 02:37:11" },
  { height:  565794 , difficulty:  1261204 , date:  "2015-07-18 02:37:14" },
  { height:  565795 , difficulty:  1263454 , date:  "2015-07-18 02:37:28" },
  { height:  565796 , difficulty:  1261728 , date:  "2015-07-18 02:38:23" },
  { height:  565797 , difficulty:  1264418 , date:  "2015-07-18 02:39:02" },
  { height:  565798 , difficulty:  1260399 , date:  "2015-07-18 02:39:15" },
  { height:  565799 , difficulty:  1259968 , date:  "2015-07-18 02:40:14" },
  { height:  565800 , difficulty:  1260420 , date:  "2015-07-18 02:40:19" },
  { height:  565801 , difficulty:  1257524 , date:  "2015-07-18 02:40:24" },
  { height:  565802 , difficulty:  1259151 , date:  "2015-07-18 02:44:23" },
  { height:  565803 , difficulty:  1260178 , date:  "2015-07-18 02:44:26" },
  { height:  565804 , difficulty:  1260418 , date:  "2015-07-18 02:46:54" },
  { height:  565805 , difficulty:  1258733 , date:  "2015-07-18 02:47:41" },
  { height:  565806 , difficulty:  1258009 , date:  "2015-07-18 02:48:02" },
  { height:  565807 , difficulty:  1263465 , date:  "2015-07-18 02:48:35" },
  { height:  565808 , difficulty:  1261955 , date:  "2015-07-18 02:49:01" },
  { height:  565809 , difficulty:  1261102 , date:  "2015-07-18 02:49:29" },
  { height:  565810 , difficulty:  1257227 , date:  "2015-07-18 02:50:03" },
  { height:  565811 , difficulty:  1257295 , date:  "2015-07-18 02:52:15" },
  { height:  565812 , difficulty:  1252523 , date:  "2015-07-18 02:53:01" },
  { height:  565813 , difficulty:  1249511 , date:  "2015-07-18 02:53:15" },
  { height:  565814 , difficulty:  1254782 , date:  "2015-07-18 02:53:43" },
  { height:  565815 , difficulty:  1256919 , date:  "2015-07-18 02:55:16" },
  { height:  565816 , difficulty:  1262672 , date:  "2015-07-18 02:56:53" },
  { height:  565817 , difficulty:  1264302 , date:  "2015-07-18 02:57:15" },
  { height:  565818 , difficulty:  1264855 , date:  "2015-07-18 03:00:47" },
  { height:  565819 , difficulty:  1264089 , date:  "2015-07-18 03:01:02" },
  { height:  565820 , difficulty:  1260910 , date:  "2015-07-18 03:01:43" },
  { height:  565821 , difficulty:  1265335 , date:  "2015-07-18 03:02:47" },
  { height:  565822 , difficulty:  1265256 , date:  "2015-07-18 03:03:31" },
  { height:  565823 , difficulty:  1261763 , date:  "2015-07-18 03:03:43" },
  { height:  565824 , difficulty:  1262806 , date:  "2015-07-18 03:05:03" },
  { height:  565825 , difficulty:  1263160 , date:  "2015-07-18 03:05:55" },
  { height:  565826 , difficulty:  1265491 , date:  "2015-07-18 03:06:01" },
  { height:  565827 , difficulty:  1263533 , date:  "2015-07-18 03:08:37" },
  { height:  565828 , difficulty:  1264937 , date:  "2015-07-18 03:11:24" },
  { height:  565829 , difficulty:  1267696 , date:  "2015-07-18 03:14:05" },
  { height:  565830 , difficulty:  1269885 , date:  "2015-07-18 03:14:06" },
  { height:  565831 , difficulty:  1269080 , date:  "2015-07-18 03:14:40" },
  { height:  565832 , difficulty:  1270798 , date:  "2015-07-18 03:15:45" },
  { height:  565833 , difficulty:  1273764 , date:  "2015-07-18 03:16:08" },
  { height:  565834 , difficulty:  1274303 , date:  "2015-07-18 03:16:32" },
  { height:  565835 , difficulty:  1277644 , date:  "2015-07-18 03:16:40" },
  { height:  565836 , difficulty:  1277265 , date:  "2015-07-18 03:17:15" },
  { height:  565837 , difficulty:  1278773 , date:  "2015-07-18 03:20:12" },
  { height:  565838 , difficulty:  1292122 , date:  "2015-07-18 03:20:34" },
  { height:  565839 , difficulty:  1292552 , date:  "2015-07-18 03:20:57" },
  { height:  565840 , difficulty:  1309383 , date:  "2015-07-18 03:23:33" },
  { height:  565841 , difficulty:  1301811 , date:  "2015-07-18 03:23:35" },
  { height:  565842 , difficulty:  1302156 , date:  "2015-07-18 03:24:01" },
  { height:  565843 , difficulty:  1302579 , date:  "2015-07-18 03:24:48" },
  { height:  565844 , difficulty:  1302142 , date:  "2015-07-18 03:27:36" },
  { height:  565845 , difficulty:  1311256 , date:  "2015-07-18 03:27:37" },
  { height:  565846 , difficulty:  1307394 , date:  "2015-07-18 03:28:34" },
  { height:  565847 , difficulty:  1311157 , date:  "2015-07-18 03:29:01" },
  { height:  565848 , difficulty:  1311423 , date:  "2015-07-18 03:29:25" },
  { height:  565849 , difficulty:  1311359 , date:  "2015-07-18 03:29:47" },
  { height:  565850 , difficulty:  1312422 , date:  "2015-07-18 03:30:52" },
  { height:  565851 , difficulty:  1311838 , date:  "2015-07-18 03:32:19" },
  { height:  565852 , difficulty:  1306736 , date:  "2015-07-18 03:33:42" },
  { height:  565853 , difficulty:  1306361 , date:  "2015-07-18 03:37:12" },
  { height:  565854 , difficulty:  1306768 , date:  "2015-07-18 03:37:39" },
  { height:  565855 , difficulty:  1305419 , date:  "2015-07-18 03:38:01" },
  { height:  565856 , difficulty:  1306895 , date:  "2015-07-18 03:38:45" },
  { height:  565857 , difficulty:  1308865 , date:  "2015-07-18 03:39:58" },
  { height:  565858 , difficulty:  1308824 , date:  "2015-07-18 03:41:34" },
  { height:  565859 , difficulty:  1302258 , date:  "2015-07-18 03:41:39" },
  { height:  565860 , difficulty:  1308999 , date:  "2015-07-18 03:42:59" },
  { height:  565861 , difficulty:  1305137 , date:  "2015-07-18 03:43:44" },
  { height:  565862 , difficulty:  1307688 , date:  "2015-07-18 03:44:39" },
  { height:  565863 , difficulty:  1308071 , date:  "2015-07-18 03:45:09" },
  { height:  565864 , difficulty:  1306938 , date:  "2015-07-18 03:45:25" },
  { height:  565865 , difficulty:  1306211 , date:  "2015-07-18 03:46:04" },
  { height:  565866 , difficulty:  1309079 , date:  "2015-07-18 03:46:52" },
  { height:  565867 , difficulty:  1308472 , date:  "2015-07-18 03:48:20" },
  { height:  565868 , difficulty:  1309823 , date:  "2015-07-18 03:48:50" },
  { height:  565869 , difficulty:  1310767 , date:  "2015-07-18 03:50:34" },
  { height:  565870 , difficulty:  1312045 , date:  "2015-07-18 03:51:25" },
  { height:  565871 , difficulty:  1312829 , date:  "2015-07-18 03:52:36" },
  { height:  565872 , difficulty:  1311954 , date:  "2015-07-18 03:55:56" },
  { height:  565873 , difficulty:  1310635 , date:  "2015-07-18 03:56:02" },
  { height:  565874 , difficulty:  1311273 , date:  "2015-07-18 03:56:09" },
  { height:  565875 , difficulty:  1314336 , date:  "2015-07-18 03:58:29" },
  { height:  565876 , difficulty:  1319028 , date:  "2015-07-18 03:58:33" },
  { height:  565877 , difficulty:  1319749 , date:  "2015-07-18 03:59:08" },
  { height:  565878 , difficulty:  1311386 , date:  "2015-07-18 03:59:14" },
  { height:  565879 , difficulty:  1311693 , date:  "2015-07-18 03:59:40" },
  { height:  565880 , difficulty:  1306201 , date:  "2015-07-18 04:00:16" },
  { height:  565881 , difficulty:  1305482 , date:  "2015-07-18 04:01:01" },
  { height:  565882 , difficulty:  1313503 , date:  "2015-07-18 04:01:10" },
  { height:  565883 , difficulty:  1313782 , date:  "2015-07-18 04:01:46" },
  { height:  565884 , difficulty:  1313320 , date:  "2015-07-18 04:03:48" },
  { height:  565885 , difficulty:  1315031 , date:  "2015-07-18 04:03:52" },
  { height:  565886 , difficulty:  1322961 , date:  "2015-07-18 04:04:34" },
  { height:  565887 , difficulty:  1319573 , date:  "2015-07-18 04:06:08" },
  { height:  565888 , difficulty:  1321899 , date:  "2015-07-18 04:07:53" },
  { height:  565889 , difficulty:  1326732 , date:  "2015-07-18 04:08:24" },
  { height:  565890 , difficulty:  1329846 , date:  "2015-07-18 04:08:35" },
  { height:  565891 , difficulty:  1331035 , date:  "2015-07-18 04:09:14" },
  { height:  565892 , difficulty:  1329083 , date:  "2015-07-18 04:10:00" },
  { height:  565893 , difficulty:  1330750 , date:  "2015-07-18 04:10:21" },
  { height:  565894 , difficulty:  1327794 , date:  "2015-07-18 04:11:49" },
  { height:  565895 , difficulty:  1328865 , date:  "2015-07-18 04:12:17" },
  { height:  565896 , difficulty:  1327664 , date:  "2015-07-18 04:13:04" },
  { height:  565897 , difficulty:  1327233 , date:  "2015-07-18 04:13:33" },
  { height:  565898 , difficulty:  1326719 , date:  "2015-07-18 04:13:37" },
  { height:  565899 , difficulty:  1326575 , date:  "2015-07-18 04:15:09" },
  { height:  565900 , difficulty:  1325216 , date:  "2015-07-18 04:15:15" },
  { height:  565901 , difficulty:  1324360 , date:  "2015-07-18 04:15:34" },
  { height:  565902 , difficulty:  1326593 , date:  "2015-07-18 04:15:52" },
  { height:  565903 , difficulty:  1321457 , date:  "2015-07-18 04:16:03" },
  { height:  565904 , difficulty:  1316777 , date:  "2015-07-18 04:16:09" },
  { height:  565905 , difficulty:  1313157 , date:  "2015-07-18 04:16:23" },
  { height:  565906 , difficulty:  1317749 , date:  "2015-07-18 04:18:53" },
  { height:  565907 , difficulty:  1316664 , date:  "2015-07-18 04:20:10" },
  { height:  565908 , difficulty:  1322473 , date:  "2015-07-18 04:23:22" },
  { height:  565909 , difficulty:  1323177 , date:  "2015-07-18 04:23:27" },
  { height:  565910 , difficulty:  1326799 , date:  "2015-07-18 04:23:43" },
  { height:  565911 , difficulty:  1328693 , date:  "2015-07-18 04:23:44" },
  { height:  565912 , difficulty:  1328453 , date:  "2015-07-18 04:25:43" },
  { height:  565913 , difficulty:  1322857 , date:  "2015-07-18 04:25:45" },
  { height:  565914 , difficulty:  1322738 , date:  "2015-07-18 04:27:38" },
  { height:  565915 , difficulty:  1333345 , date:  "2015-07-18 04:28:28" },
  { height:  565916 , difficulty:  1328503 , date:  "2015-07-18 04:29:02" },
  { height:  565917 , difficulty:  1332908 , date:  "2015-07-18 04:34:17" },
  { height:  565918 , difficulty:  1333629 , date:  "2015-07-18 04:34:22" },
  { height:  565919 , difficulty:  1333469 , date:  "2015-07-18 04:34:28" },
  { height:  565920 , difficulty:  1327538 , date:  "2015-07-18 04:34:44" },
  { height:  565921 , difficulty:  1328483 , date:  "2015-07-18 04:36:36" },
  { height:  565922 , difficulty:  1332726 , date:  "2015-07-18 04:36:42" },
  { height:  565923 , difficulty:  1333341 , date:  "2015-07-18 04:36:42" },
  { height:  565924 , difficulty:  1333034 , date:  "2015-07-18 04:38:48" },
  { height:  565925 , difficulty:  1334154 , date:  "2015-07-18 04:39:12" },
  { height:  565926 , difficulty:  1335568 , date:  "2015-07-18 04:39:25" },
  { height:  565927 , difficulty:  1333739 , date:  "2015-07-18 04:39:49" },
  { height:  565928 , difficulty:  1333372 , date:  "2015-07-18 04:40:24" },
  { height:  565929 , difficulty:  1333255 , date:  "2015-07-18 04:41:13" },
  { height:  565930 , difficulty:  1333470 , date:  "2015-07-18 04:41:40" },
  { height:  565931 , difficulty:  1334389 , date:  "2015-07-18 04:42:56" },
  { height:  565932 , difficulty:  1336661 , date:  "2015-07-18 04:43:36" },
  { height:  565933 , difficulty:  1335619 , date:  "2015-07-18 04:43:42" },
  { height:  565934 , difficulty:  1332075 , date:  "2015-07-18 04:43:55" },
  { height:  565935 , difficulty:  1334462 , date:  "2015-07-18 04:45:06" },
  { height:  565936 , difficulty:  1333816 , date:  "2015-07-18 04:45:24" },
  { height:  565937 , difficulty:  1333119 , date:  "2015-07-18 04:45:26" },
  { height:  565938 , difficulty:  1332346 , date:  "2015-07-18 04:45:30" },
  { height:  565939 , difficulty:  1338354 , date:  "2015-07-18 04:47:42" },
  { height:  565940 , difficulty:  1338622 , date:  "2015-07-18 04:47:46" },
  { height:  565941 , difficulty:  1338375 , date:  "2015-07-18 04:47:48" },
  { height:  565942 , difficulty:  1340197 , date:  "2015-07-18 04:48:33" },
  { height:  565943 , difficulty:  1337382 , date:  "2015-07-18 04:48:42" },
  { height:  565944 , difficulty:  1337711 , date:  "2015-07-18 04:49:32" },
  { height:  565945 , difficulty:  1334065 , date:  "2015-07-18 04:50:08" },
  { height:  565946 , difficulty:  1336190 , date:  "2015-07-18 04:51:48" },
  { height:  565947 , difficulty:  1335267 , date:  "2015-07-18 04:53:11" },
  { height:  565948 , difficulty:  1329634 , date:  "2015-07-18 04:53:39" },
  { height:  565949 , difficulty:  1332147 , date:  "2015-07-18 04:54:11" },
  { height:  565950 , difficulty:  1334588 , date:  "2015-07-18 04:54:36" },
  { height:  565951 , difficulty:  1329717 , date:  "2015-07-18 04:55:30" },
  { height:  565952 , difficulty:  1331751 , date:  "2015-07-18 04:56:15" },
  { height:  565953 , difficulty:  1331216 , date:  "2015-07-18 04:57:21" },
  { height:  565954 , difficulty:  1331660 , date:  "2015-07-18 04:57:44" },
  { height:  565955 , difficulty:  1332310 , date:  "2015-07-18 05:00:21" },
  { height:  565956 , difficulty:  1336191 , date:  "2015-07-18 05:00:51" },
  { height:  565957 , difficulty:  1334820 , date:  "2015-07-18 05:00:58" },
  { height:  565958 , difficulty:  1335975 , date:  "2015-07-18 05:02:01" },
  { height:  565959 , difficulty:  1335507 , date:  "2015-07-18 05:02:07" },
  { height:  565960 , difficulty:  1331384 , date:  "2015-07-18 05:02:20" },
  { height:  565961 , difficulty:  1331667 , date:  "2015-07-18 05:02:27" },
  { height:  565962 , difficulty:  1331646 , date:  "2015-07-18 05:03:01" },
  { height:  565963 , difficulty:  1328715 , date:  "2015-07-18 05:03:03" },
  { height:  565964 , difficulty:  1324988 , date:  "2015-07-18 05:03:27" },
  { height:  565965 , difficulty:  1328417 , date:  "2015-07-18 05:04:31" },
  { height:  565966 , difficulty:  1328444 , date:  "2015-07-18 05:04:52" },
  { height:  565967 , difficulty:  1337675 , date:  "2015-07-18 05:07:14" },
  { height:  565968 , difficulty:  1340043 , date:  "2015-07-18 05:07:57" },
  { height:  565969 , difficulty:  1342455 , date:  "2015-07-18 05:08:22" },
  { height:  565970 , difficulty:  1344619 , date:  "2015-07-18 05:11:20" },
  { height:  565971 , difficulty:  1348947 , date:  "2015-07-18 05:11:50" },
  { height:  565972 , difficulty:  1355775 , date:  "2015-07-18 05:12:43" },
  { height:  565973 , difficulty:  1359982 , date:  "2015-07-18 05:13:37" },
  { height:  565974 , difficulty:  1370604 , date:  "2015-07-18 05:16:13" },
  { height:  565975 , difficulty:  1368891 , date:  "2015-07-18 05:18:22" },
  { height:  565976 , difficulty:  1369522 , date:  "2015-07-18 05:18:25" },
  { height:  565977 , difficulty:  1370850 , date:  "2015-07-18 05:23:43" },
  { height:  565978 , difficulty:  1371310 , date:  "2015-07-18 05:24:22" },
  { height:  565979 , difficulty:  1372199 , date:  "2015-07-18 05:24:33" },
  { height:  565980 , difficulty:  1380388 , date:  "2015-07-18 05:25:26" },
  { height:  565981 , difficulty:  1380475 , date:  "2015-07-18 05:25:52" },
  { height:  565982 , difficulty:  1374453 , date:  "2015-07-18 05:26:21" },
  { height:  565983 , difficulty:  1371574 , date:  "2015-07-18 05:26:23" },
  { height:  565984 , difficulty:  1364437 , date:  "2015-07-18 05:26:59" },
  { height:  565985 , difficulty:  1373273 , date:  "2015-07-18 05:27:45" },
  { height:  565986 , difficulty:  1372991 , date:  "2015-07-18 05:28:40" },
  { height:  565987 , difficulty:  1374115 , date:  "2015-07-18 05:30:59" },
  { height:  565988 , difficulty:  1374660 , date:  "2015-07-18 05:33:10" },
  { height:  565989 , difficulty:  1375546 , date:  "2015-07-18 05:35:33" },
  { height:  565990 , difficulty:  1375202 , date:  "2015-07-18 05:35:37" },
  { height:  565991 , difficulty:  1373801 , date:  "2015-07-18 05:36:50" },
  { height:  565992 , difficulty:  1373007 , date:  "2015-07-18 05:38:26" },
  { height:  565993 , difficulty:  1360345 , date:  "2015-07-18 05:40:50" },
  { height:  565994 , difficulty:  1362026 , date:  "2015-07-18 05:40:57" },
  { height:  565995 , difficulty:  1367594 , date:  "2015-07-18 05:43:54" },
  { height:  565996 , difficulty:  1369923 , date:  "2015-07-18 05:46:33" },
  { height:  565997 , difficulty:  1368220 , date:  "2015-07-18 05:47:52" },
  { height:  565998 , difficulty:  1369697 , date:  "2015-07-18 05:47:57" },
  { height:  565999 , difficulty:  1371047 , date:  "2015-07-18 05:48:35" },
  { height:  566000 , difficulty:  1368052 , date:  "2015-07-18 05:49:40" },
  { height:  566001 , difficulty:  1370303 , date:  "2015-07-18 05:50:17" },
  { height:  566002 , difficulty:  1370904 , date:  "2015-07-18 05:50:28" },
  { height:  566003 , difficulty:  1371981 , date:  "2015-07-18 05:50:40" },
  { height:  566004 , difficulty:  1371889 , date:  "2015-07-18 05:50:43" },
  { height:  566005 , difficulty:  1371591 , date:  "2015-07-18 05:50:56" },
  { height:  566006 , difficulty:  1372118 , date:  "2015-07-18 05:51:04" },
  { height:  566007 , difficulty:  1369960 , date:  "2015-07-18 05:51:32" },
  { height:  566008 , difficulty:  1369499 , date:  "2015-07-18 05:52:14" },
  { height:  566009 , difficulty:  1369731 , date:  "2015-07-18 05:52:46" },
  { height:  566010 , difficulty:  1375944 , date:  "2015-07-18 05:53:10" },
  { height:  566011 , difficulty:  1375722 , date:  "2015-07-18 05:54:29" },
  { height:  566012 , difficulty:  1386031 , date:  "2015-07-18 05:54:33" },
  { height:  566013 , difficulty:  1386464 , date:  "2015-07-18 05:55:17" },
  { height:  566014 , difficulty:  1388803 , date:  "2015-07-18 05:55:51" },
  { height:  566015 , difficulty:  1387738 , date:  "2015-07-18 05:58:56" },
  { height:  566016 , difficulty:  1389111 , date:  "2015-07-18 05:59:01" },
  { height:  566017 , difficulty:  1389553 , date:  "2015-07-18 06:01:00" },
  { height:  566018 , difficulty:  1390388 , date:  "2015-07-18 06:01:06" },
  { height:  566019 , difficulty:  1394741 , date:  "2015-07-18 06:02:51" },
  { height:  566020 , difficulty:  1392936 , date:  "2015-07-18 06:05:08" },
  { height:  566021 , difficulty:  1393655 , date:  "2015-07-18 06:09:05" },
  { height:  566022 , difficulty:  1389927 , date:  "2015-07-18 06:09:07" },
  { height:  566023 , difficulty:  1387103 , date:  "2015-07-18 06:09:54" },
  { height:  566024 , difficulty:  1387629 , date:  "2015-07-18 06:13:54" },
  { height:  566025 , difficulty:  1387102 , date:  "2015-07-18 06:13:57" },
  { height:  566026 , difficulty:  1387377 , date:  "2015-07-18 06:14:55" },
  { height:  566027 , difficulty:  1387673 , date:  "2015-07-18 06:17:23" },
  { height:  566028 , difficulty:  1386207 , date:  "2015-07-18 06:17:27" },
  { height:  566029 , difficulty:  1383856 , date:  "2015-07-18 06:21:19" },
  { height:  566030 , difficulty:  1387881 , date:  "2015-07-18 06:21:59" },
  { height:  566031 , difficulty:  1381449 , date:  "2015-07-18 06:22:29" },
  { height:  566032 , difficulty:  1387145 , date:  "2015-07-18 06:23:01" },
  { height:  566033 , difficulty:  1388676 , date:  "2015-07-18 06:23:17" },
  { height:  566034 , difficulty:  1386374 , date:  "2015-07-18 06:23:39" },
  { height:  566035 , difficulty:  1387420 , date:  "2015-07-18 06:24:20" },
  { height:  566036 , difficulty:  1391107 , date:  "2015-07-18 06:24:28" },
  { height:  566037 , difficulty:  1392056 , date:  "2015-07-18 06:28:47" },
  { height:  566038 , difficulty:  1392689 , date:  "2015-07-18 06:29:14" },
  { height:  566039 , difficulty:  1400224 , date:  "2015-07-18 06:30:09" },
  { height:  566040 , difficulty:  1399719 , date:  "2015-07-18 06:31:06" },
  { height:  566041 , difficulty:  1398376 , date:  "2015-07-18 06:31:13" },
  { height:  566042 , difficulty:  1397967 , date:  "2015-07-18 06:31:26" },
  { height:  566043 , difficulty:  1393676 , date:  "2015-07-18 06:31:50" },
  { height:  566044 , difficulty:  1403673 , date:  "2015-07-18 06:32:40" },
  { height:  566045 , difficulty:  1403983 , date:  "2015-07-18 06:32:58" },
  { height:  566046 , difficulty:  1396871 , date:  "2015-07-18 06:36:47" },
  { height:  566047 , difficulty:  1410784 , date:  "2015-07-18 06:39:18" },
  { height:  566048 , difficulty:  1410505 , date:  "2015-07-18 06:39:49" },
  { height:  566049 , difficulty:  1418999 , date:  "2015-07-18 06:40:10" },
  { height:  566050 , difficulty:  1415922 , date:  "2015-07-18 06:40:23" },
  { height:  566051 , difficulty:  1410815 , date:  "2015-07-18 06:41:39" },
  { height:  566052 , difficulty:  1411576 , date:  "2015-07-18 06:41:42" },
  { height:  566053 , difficulty:  1398309 , date:  "2015-07-18 06:41:52" },
  { height:  566054 , difficulty:  1404300 , date:  "2015-07-18 06:41:53" },
  { height:  566055 , difficulty:  1404610 , date:  "2015-07-18 06:42:46" },
  { height:  566056 , difficulty:  1404856 , date:  "2015-07-18 06:45:35" },
  { height:  566057 , difficulty:  1404834 , date:  "2015-07-18 06:48:13" },
  { height:  566058 , difficulty:  1404530 , date:  "2015-07-18 06:48:48" },
  { height:  566059 , difficulty:  1409616 , date:  "2015-07-18 06:50:00" },
  { height:  566060 , difficulty:  1408564 , date:  "2015-07-18 06:50:19" },
  { height:  566061 , difficulty:  1413003 , date:  "2015-07-18 06:50:28" },
  { height:  566062 , difficulty:  1411509 , date:  "2015-07-18 06:54:42" },
  { height:  566063 , difficulty:  1405748 , date:  "2015-07-18 06:55:35" },
  { height:  566064 , difficulty:  1404371 , date:  "2015-07-18 06:55:38" },
  { height:  566065 , difficulty:  1402554 , date:  "2015-07-18 06:56:43" },
  { height:  566066 , difficulty:  1402930 , date:  "2015-07-18 06:58:41" },
  { height:  566067 , difficulty:  1402143 , date:  "2015-07-18 06:58:52" },
  { height:  566068 , difficulty:  1398645 , date:  "2015-07-18 06:59:29" },
  { height:  566069 , difficulty:  1392894 , date:  "2015-07-18 07:00:11" },
  { height:  566070 , difficulty:  1393588 , date:  "2015-07-18 07:02:16" },
  { height:  566071 , difficulty:  1386811 , date:  "2015-07-18 07:03:23" },
  { height:  566072 , difficulty:  1381878 , date:  "2015-07-18 07:04:13" },
  { height:  566073 , difficulty:  1379732 , date:  "2015-07-18 07:06:22" },
  { height:  566074 , difficulty:  1381905 , date:  "2015-07-18 07:07:21" },
  { height:  566075 , difficulty:  1382831 , date:  "2015-07-18 07:08:41" },
  { height:  566076 , difficulty:  1380772 , date:  "2015-07-18 07:09:24" },
  { height:  566077 , difficulty:  1381872 , date:  "2015-07-18 07:11:28" },
  { height:  566078 , difficulty:  1382586 , date:  "2015-07-18 07:12:09" },
  { height:  566079 , difficulty:  1384553 , date:  "2015-07-18 07:12:33" },
  { height:  566080 , difficulty:  1393986 , date:  "2015-07-18 07:12:59" },
  { height:  566081 , difficulty:  1394004 , date:  "2015-07-18 07:14:59" },
  { height:  566082 , difficulty:  1397972 , date:  "2015-07-18 07:18:21" },
  { height:  566083 , difficulty:  1399300 , date:  "2015-07-18 07:18:35" },
  { height:  566084 , difficulty:  1410067 , date:  "2015-07-18 07:18:46" },
  { height:  566085 , difficulty:  1413927 , date:  "2015-07-18 07:19:38" },
  { height:  566086 , difficulty:  1414031 , date:  "2015-07-18 07:20:35" },
  { height:  566087 , difficulty:  1413460 , date:  "2015-07-18 07:21:51" },
  { height:  566088 , difficulty:  1415129 , date:  "2015-07-18 07:21:59" },
  { height:  566089 , difficulty:  1415672 , date:  "2015-07-18 07:22:08" },
  { height:  566090 , difficulty:  1421384 , date:  "2015-07-18 07:22:48" },
  { height:  566091 , difficulty:  1414468 , date:  "2015-07-18 07:23:01" },
  { height:  566092 , difficulty:  1419760 , date:  "2015-07-18 07:23:21" },
  { height:  566093 , difficulty:  1415153 , date:  "2015-07-18 07:24:16" },
  { height:  566094 , difficulty:  1418720 , date:  "2015-07-18 07:24:22" },
  { height:  566095 , difficulty:  1414587 , date:  "2015-07-18 07:26:24" },
  { height:  566096 , difficulty:  1411009 , date:  "2015-07-18 07:26:32" },
  { height:  566097 , difficulty:  1403815 , date:  "2015-07-18 07:26:40" },
  { height:  566098 , difficulty:  1410388 , date:  "2015-07-18 07:28:42" },
  { height:  566099 , difficulty:  1408941 , date:  "2015-07-18 07:28:46" },
  { height:  566100 , difficulty:  1401926 , date:  "2015-07-18 07:29:46" },
  { height:  566101 , difficulty:  1408015 , date:  "2015-07-18 07:32:21" },
  { height:  566102 , difficulty:  1406930 , date:  "2015-07-18 07:32:39" },
  { height:  566103 , difficulty:  1402932 , date:  "2015-07-18 07:34:08" },
  { height:  566104 , difficulty:  1404454 , date:  "2015-07-18 07:34:09" },
  { height:  566105 , difficulty:  1396869 , date:  "2015-07-18 07:36:19" },
  { height:  566106 , difficulty:  1396679 , date:  "2015-07-18 07:37:15" },
  { height:  566107 , difficulty:  1398969 , date:  "2015-07-18 07:38:38" },
  { height:  566108 , difficulty:  1398212 , date:  "2015-07-18 07:38:43" },
  { height:  566109 , difficulty:  1398422 , date:  "2015-07-18 07:39:10" },
  { height:  566110 , difficulty:  1400285 , date:  "2015-07-18 07:41:22" },
  { height:  566111 , difficulty:  1399821 , date:  "2015-07-18 07:44:25" },
  { height:  566112 , difficulty:  1403135 , date:  "2015-07-18 07:44:29" },
  { height:  566113 , difficulty:  1396588 , date:  "2015-07-18 07:44:36" },
  { height:  566114 , difficulty:  1401502 , date:  "2015-07-18 07:45:04" },
  { height:  566115 , difficulty:  1401889 , date:  "2015-07-18 07:47:31" },
  { height:  566116 , difficulty:  1403766 , date:  "2015-07-18 07:47:35" },
  { height:  566117 , difficulty:  1404984 , date:  "2015-07-18 07:47:39" },
  { height:  566118 , difficulty:  1406511 , date:  "2015-07-18 07:48:43" },
  { height:  566119 , difficulty:  1406533 , date:  "2015-07-18 07:51:59" },
  { height:  566120 , difficulty:  1406586 , date:  "2015-07-18 07:53:15" },
  { height:  566121 , difficulty:  1408228 , date:  "2015-07-18 07:53:20" },
  { height:  566122 , difficulty:  1398928 , date:  "2015-07-18 07:54:26" },
  { height:  566123 , difficulty:  1393979 , date:  "2015-07-18 07:55:08" },
  { height:  566124 , difficulty:  1394497 , date:  "2015-07-18 07:55:10" },
  { height:  566125 , difficulty:  1398642 , date:  "2015-07-18 07:57:23" },
  { height:  566126 , difficulty:  1398927 , date:  "2015-07-18 07:57:58" },
  { height:  566127 , difficulty:  1397071 , date:  "2015-07-18 07:59:05" },
  { height:  566128 , difficulty:  1398168 , date:  "2015-07-18 07:59:39" },
  { height:  566129 , difficulty:  1401765 , date:  "2015-07-18 08:00:17" },
  { height:  566130 , difficulty:  1410368 , date:  "2015-07-18 08:03:13" },
  { height:  566131 , difficulty:  1411073 , date:  "2015-07-18 08:03:15" },
  { height:  566132 , difficulty:  1405359 , date:  "2015-07-18 08:04:00" },
  { height:  566133 , difficulty:  1403570 , date:  "2015-07-18 08:04:10" },
  { height:  566134 , difficulty:  1404577 , date:  "2015-07-18 08:04:49" },
  { height:  566135 , difficulty:  1409452 , date:  "2015-07-18 08:06:28" },
  { height:  566136 , difficulty:  1410378 , date:  "2015-07-18 08:06:43" },
  { height:  566137 , difficulty:  1411268 , date:  "2015-07-18 08:06:44" },
  { height:  566138 , difficulty:  1401081 , date:  "2015-07-18 08:07:09" },
  { height:  566139 , difficulty:  1399888 , date:  "2015-07-18 08:08:25" },
  { height:  566140 , difficulty:  1401163 , date:  "2015-07-18 08:08:28" },
  { height:  566141 , difficulty:  1402395 , date:  "2015-07-18 08:10:29" },
  { height:  566142 , difficulty:  1401928 , date:  "2015-07-18 08:11:00" },
  { height:  566143 , difficulty:  1402109 , date:  "2015-07-18 08:11:11" },
  { height:  566144 , difficulty:  1401586 , date:  "2015-07-18 08:14:22" },
  { height:  566145 , difficulty:  1409018 , date:  "2015-07-18 08:16:05" },
  { height:  566146 , difficulty:  1404890 , date:  "2015-07-18 08:17:35" },
  { height:  566147 , difficulty:  1405336 , date:  "2015-07-18 08:17:38" },
  { height:  566148 , difficulty:  1405595 , date:  "2015-07-18 08:18:11" },
  { height:  566149 , difficulty:  1401332 , date:  "2015-07-18 08:18:53" },
  { height:  566150 , difficulty:  1400641 , date:  "2015-07-18 08:18:56" },
  { height:  566151 , difficulty:  1399995 , date:  "2015-07-18 08:19:28" },
  { height:  566152 , difficulty:  1403845 , date:  "2015-07-18 08:21:50" },
  { height:  566153 , difficulty:  1407673 , date:  "2015-07-18 08:21:51" },
  { height:  566154 , difficulty:  1408765 , date:  "2015-07-18 08:22:49" },
  { height:  566155 , difficulty:  1408245 , date:  "2015-07-18 08:23:53" },
  { height:  566156 , difficulty:  1417320 , date:  "2015-07-18 08:23:58" },
  { height:  566157 , difficulty:  1418004 , date:  "2015-07-18 08:25:47" },
  { height:  566158 , difficulty:  1411570 , date:  "2015-07-18 08:25:50" },
  { height:  566159 , difficulty:  1414059 , date:  "2015-07-18 08:26:43" },
  { height:  566160 , difficulty:  1414816 , date:  "2015-07-18 08:27:25" },
  { height:  566161 , difficulty:  1416290 , date:  "2015-07-18 08:28:32" },
  { height:  566162 , difficulty:  1417722 , date:  "2015-07-18 08:28:34" },
  { height:  566163 , difficulty:  1416816 , date:  "2015-07-18 08:29:32" },
  { height:  566164 , difficulty:  1419926 , date:  "2015-07-18 08:29:38" },
  { height:  566165 , difficulty:  1424465 , date:  "2015-07-18 08:31:05" },
  { height:  566166 , difficulty:  1425829 , date:  "2015-07-18 08:31:41" },
  { height:  566167 , difficulty:  1426152 , date:  "2015-07-18 08:32:11" },
  { height:  566168 , difficulty:  1429703 , date:  "2015-07-18 08:33:16" },
  { height:  566169 , difficulty:  1428016 , date:  "2015-07-18 08:37:15" },
  { height:  566170 , difficulty:  1429691 , date:  "2015-07-18 08:37:21" },
  { height:  566171 , difficulty:  1429077 , date:  "2015-07-18 08:37:34" },
  { height:  566172 , difficulty:  1429301 , date:  "2015-07-18 08:39:43" },
  { height:  566173 , difficulty:  1433727 , date:  "2015-07-18 08:40:52" },
  { height:  566174 , difficulty:  1430234 , date:  "2015-07-18 08:42:03" },
  { height:  566175 , difficulty:  1435616 , date:  "2015-07-18 08:42:07" },
  { height:  566176 , difficulty:  1433447 , date:  "2015-07-18 08:42:13" },
  { height:  566177 , difficulty:  1428626 , date:  "2015-07-18 08:43:29" },
  { height:  566178 , difficulty:  1428586 , date:  "2015-07-18 08:43:43" },
  { height:  566179 , difficulty:  1425650 , date:  "2015-07-18 08:46:29" },
  { height:  566180 , difficulty:  1426270 , date:  "2015-07-18 08:46:50" },
  { height:  566181 , difficulty:  1421922 , date:  "2015-07-18 08:46:54" },
  { height:  566182 , difficulty:  1421025 , date:  "2015-07-18 08:47:11" },
  { height:  566183 , difficulty:  1419034 , date:  "2015-07-18 08:48:05" },
  { height:  566184 , difficulty:  1424212 , date:  "2015-07-18 08:50:51" },
  { height:  566185 , difficulty:  1425476 , date:  "2015-07-18 08:50:57" },
  { height:  566186 , difficulty:  1420219 , date:  "2015-07-18 08:51:05" },
  { height:  566187 , difficulty:  1418191 , date:  "2015-07-18 08:51:11" },
  { height:  566188 , difficulty:  1419057 , date:  "2015-07-18 08:51:16" },
  { height:  566189 , difficulty:  1423740 , date:  "2015-07-18 08:53:39" },
  { height:  566190 , difficulty:  1423427 , date:  "2015-07-18 08:53:40" },
  { height:  566191 , difficulty:  1423250 , date:  "2015-07-18 08:55:00" },
  { height:  566192 , difficulty:  1425681 , date:  "2015-07-18 08:55:01" },
  { height:  566193 , difficulty:  1426566 , date:  "2015-07-18 08:55:09" },
  { height:  566194 , difficulty:  1424977 , date:  "2015-07-18 08:56:57" },
  { height:  566195 , difficulty:  1417742 , date:  "2015-07-18 08:57:15" },
  { height:  566196 , difficulty:  1416132 , date:  "2015-07-18 08:57:43" },
  { height:  566197 , difficulty:  1419277 , date:  "2015-07-18 08:57:48" },
  { height:  566198 , difficulty:  1418001 , date:  "2015-07-18 08:59:40" },
  { height:  566199 , difficulty:  1425819 , date:  "2015-07-18 08:59:41" },
  { height:  566200 , difficulty:  1427425 , date:  "2015-07-18 08:59:42" },
  { height:  566201 , difficulty:  1423971 , date:  "2015-07-18 08:59:48" },
  { height:  566202 , difficulty:  1423027 , date:  "2015-07-18 09:00:24" },
  { height:  566203 , difficulty:  1427125 , date:  "2015-07-18 09:00:52" },
  { height:  566204 , difficulty:  1426202 , date:  "2015-07-18 09:02:28" },
  { height:  566205 , difficulty:  1429165 , date:  "2015-07-18 09:05:07" },
  { height:  566206 , difficulty:  1424312 , date:  "2015-07-18 09:06:43" },
  { height:  566207 , difficulty:  1425798 , date:  "2015-07-18 09:08:00" },
  { height:  566208 , difficulty:  1431112 , date:  "2015-07-18 09:08:16" },
  { height:  566209 , difficulty:  1436905 , date:  "2015-07-18 09:09:30" },
  { height:  566210 , difficulty:  1435854 , date:  "2015-07-18 09:09:55" },
  { height:  566211 , difficulty:  1436869 , date:  "2015-07-18 09:13:35" },
  { height:  566212 , difficulty:  1438155 , date:  "2015-07-18 09:13:39" },
  { height:  566213 , difficulty:  1438950 , date:  "2015-07-18 09:15:35" },
  { height:  566214 , difficulty:  1439587 , date:  "2015-07-18 09:16:55" },
  { height:  566215 , difficulty:  1436819 , date:  "2015-07-18 09:17:53" },
  { height:  566216 , difficulty:  1438556 , date:  "2015-07-18 09:18:51" },
  { height:  566217 , difficulty:  1437624 , date:  "2015-07-18 09:19:42" },
  { height:  566218 , difficulty:  1436830 , date:  "2015-07-18 09:21:57" },
  { height:  566219 , difficulty:  1441741 , date:  "2015-07-18 09:22:37" },
  { height:  566220 , difficulty:  1436877 , date:  "2015-07-18 09:23:17" },
  { height:  566221 , difficulty:  1433003 , date:  "2015-07-18 09:24:49" },
  { height:  566222 , difficulty:  1432978 , date:  "2015-07-18 09:25:04" },
  { height:  566223 , difficulty:  1433794 , date:  "2015-07-18 09:26:42" },
  { height:  566224 , difficulty:  1433197 , date:  "2015-07-18 09:26:47" },
  { height:  566225 , difficulty:  1433384 , date:  "2015-07-18 09:27:15" },
  { height:  566226 , difficulty:  1438265 , date:  "2015-07-18 09:29:02" },
  { height:  566227 , difficulty:  1444696 , date:  "2015-07-18 09:31:18" },
  { height:  566228 , difficulty:  1438944 , date:  "2015-07-18 09:31:40" },
  { height:  566229 , difficulty:  1440033 , date:  "2015-07-18 09:32:00" },
  { height:  566230 , difficulty:  1440546 , date:  "2015-07-18 09:32:46" },
  { height:  566231 , difficulty:  1439142 , date:  "2015-07-18 09:34:55" },
  { height:  566232 , difficulty:  1445973 , date:  "2015-07-18 09:36:21" },
  { height:  566233 , difficulty:  1442120 , date:  "2015-07-18 09:36:50" },
  { height:  566234 , difficulty:  1443171 , date:  "2015-07-18 09:37:25" },
  { height:  566235 , difficulty:  1441866 , date:  "2015-07-18 09:37:26" },
  { height:  566236 , difficulty:  1444265 , date:  "2015-07-18 09:38:07" },
  { height:  566237 , difficulty:  1441806 , date:  "2015-07-18 09:39:31" },
  { height:  566238 , difficulty:  1446405 , date:  "2015-07-18 09:40:20" },
  { height:  566239 , difficulty:  1445999 , date:  "2015-07-18 09:40:31" },
  { height:  566240 , difficulty:  1446497 , date:  "2015-07-18 09:45:32" },
  { height:  566241 , difficulty:  1444852 , date:  "2015-07-18 09:45:42" },
  { height:  566242 , difficulty:  1443835 , date:  "2015-07-18 09:45:54" },
  { height:  566243 , difficulty:  1445220 , date:  "2015-07-18 09:46:00" },
  { height:  566244 , difficulty:  1443936 , date:  "2015-07-18 09:46:35" },
  { height:  566245 , difficulty:  1438084 , date:  "2015-07-18 09:47:31" },
  { height:  566246 , difficulty:  1441390 , date:  "2015-07-18 09:47:50" },
  { height:  566247 , difficulty:  1445501 , date:  "2015-07-18 09:47:56" },
  { height:  566248 , difficulty:  1441475 , date:  "2015-07-18 09:49:46" },
  { height:  566249 , difficulty:  1440756 , date:  "2015-07-18 09:49:48" },
  { height:  566250 , difficulty:  1446515 , date:  "2015-07-18 09:49:54" },
  { height:  566251 , difficulty:  1453320 , date:  "2015-07-18 09:50:21" },
  { height:  566252 , difficulty:  1455335 , date:  "2015-07-18 09:52:00" },
  { height:  566253 , difficulty:  1452515 , date:  "2015-07-18 09:52:01" },
  { height:  566254 , difficulty:  1454598 , date:  "2015-07-18 09:52:34" },
  { height:  566255 , difficulty:  1449354 , date:  "2015-07-18 09:54:46" },
  { height:  566256 , difficulty:  1454822 , date:  "2015-07-18 09:55:31" },
  { height:  566257 , difficulty:  1456382 , date:  "2015-07-18 09:58:29" },
  { height:  566258 , difficulty:  1457717 , date:  "2015-07-18 09:58:33" },
  { height:  566259 , difficulty:  1458371 , date:  "2015-07-18 09:59:09" },
  { height:  566260 , difficulty:  1454798 , date:  "2015-07-18 09:59:15" },
  { height:  566261 , difficulty:  1455059 , date:  "2015-07-18 10:00:21" },
  { height:  566262 , difficulty:  1455310 , date:  "2015-07-18 10:01:51" },
  { height:  566263 , difficulty:  1460891 , date:  "2015-07-18 10:06:20" },
  { height:  566264 , difficulty:  1461327 , date:  "2015-07-18 10:06:24" },
  { height:  566265 , difficulty:  1455677 , date:  "2015-07-18 10:07:41" },
  { height:  566266 , difficulty:  1456926 , date:  "2015-07-18 10:07:46" },
  { height:  566267 , difficulty:  1457183 , date:  "2015-07-18 10:09:50" },
  { height:  566268 , difficulty:  1458210 , date:  "2015-07-18 10:09:55" },
  { height:  566269 , difficulty:  1462179 , date:  "2015-07-18 10:10:31" },
  { height:  566270 , difficulty:  1458862 , date:  "2015-07-18 10:10:46" },
  { height:  566271 , difficulty:  1458743 , date:  "2015-07-18 10:11:03" },
  { height:  566272 , difficulty:  1457991 , date:  "2015-07-18 10:12:07" },
  { height:  566273 , difficulty:  1460487 , date:  "2015-07-18 10:12:30" },
  { height:  566274 , difficulty:  1456493 , date:  "2015-07-18 10:14:36" },
  { height:  566275 , difficulty:  1457611 , date:  "2015-07-18 10:14:57" },
  { height:  566276 , difficulty:  1458913 , date:  "2015-07-18 10:15:28" },
  { height:  566277 , difficulty:  1470692 , date:  "2015-07-18 10:18:54" },
  { height:  566278 , difficulty:  1471520 , date:  "2015-07-18 10:18:58" },
  { height:  566279 , difficulty:  1470753 , date:  "2015-07-18 10:19:39" },
  { height:  566280 , difficulty:  1469339 , date:  "2015-07-18 10:24:00" },
  { height:  566281 , difficulty:  1462679 , date:  "2015-07-18 10:24:29" },
  { height:  566282 , difficulty:  1460337 , date:  "2015-07-18 10:25:06" },
  { height:  566283 , difficulty:  1457325 , date:  "2015-07-18 10:25:07" },
  { height:  566284 , difficulty:  1458508 , date:  "2015-07-18 10:25:51" },
  { height:  566285 , difficulty:  1456030 , date:  "2015-07-18 10:26:01" },
  { height:  566286 , difficulty:  1455835 , date:  "2015-07-18 10:26:23" },
  { height:  566287 , difficulty:  1447120 , date:  "2015-07-18 10:26:29" },
  { height:  566288 , difficulty:  1447641 , date:  "2015-07-18 10:27:27" },
  { height:  566289 , difficulty:  1443583 , date:  "2015-07-18 10:28:46" },
  { height:  566290 , difficulty:  1444626 , date:  "2015-07-18 10:28:52" },
  { height:  566291 , difficulty:  1454164 , date:  "2015-07-18 10:30:27" },
  { height:  566292 , difficulty:  1454503 , date:  "2015-07-18 10:30:48" },
  { height:  566293 , difficulty:  1455202 , date:  "2015-07-18 10:30:51" },
  { height:  566294 , difficulty:  1450079 , date:  "2015-07-18 10:32:31" },
  { height:  566295 , difficulty:  1452604 , date:  "2015-07-18 10:32:37" },
  { height:  566296 , difficulty:  1452552 , date:  "2015-07-18 10:34:26" },
  { height:  566297 , difficulty:  1449830 , date:  "2015-07-18 10:34:29" },
  { height:  566298 , difficulty:  1450077 , date:  "2015-07-18 10:34:36" },
  { height:  566299 , difficulty:  1447855 , date:  "2015-07-18 10:37:22" },
  { height:  566300 , difficulty:  1452605 , date:  "2015-07-18 10:40:19" },
  { height:  566301 , difficulty:  1451829 , date:  "2015-07-18 10:41:36" },
  { height:  566302 , difficulty:  1447670 , date:  "2015-07-18 10:42:03" },
  { height:  566303 , difficulty:  1445908 , date:  "2015-07-18 10:43:10" },
  { height:  566304 , difficulty:  1450901 , date:  "2015-07-18 10:43:58" },
  { height:  566305 , difficulty:  1451845 , date:  "2015-07-18 10:47:26" },
  { height:  566306 , difficulty:  1452352 , date:  "2015-07-18 10:47:27" },
  { height:  566307 , difficulty:  1452016 , date:  "2015-07-18 10:48:50" },
  { height:  566308 , difficulty:  1450907 , date:  "2015-07-18 10:49:20" },
  { height:  566309 , difficulty:  1453147 , date:  "2015-07-18 10:50:02" },
  { height:  566310 , difficulty:  1452649 , date:  "2015-07-18 10:51:53" },
  { height:  566311 , difficulty:  1454089 , date:  "2015-07-18 10:51:59" },
  { height:  566312 , difficulty:  1453192 , date:  "2015-07-18 10:52:24" },
  { height:  566313 , difficulty:  1450218 , date:  "2015-07-18 10:54:08" },
  { height:  566314 , difficulty:  1449465 , date:  "2015-07-18 10:54:13" },
  { height:  566315 , difficulty:  1450822 , date:  "2015-07-18 10:54:30" },
  { height:  566316 , difficulty:  1441410 , date:  "2015-07-18 10:56:39" },
  { height:  566317 , difficulty:  1441615 , date:  "2015-07-18 10:57:20" },
  { height:  566318 , difficulty:  1444597 , date:  "2015-07-18 10:58:28" },
  { height:  566319 , difficulty:  1445186 , date:  "2015-07-18 11:00:22" },
  { height:  566320 , difficulty:  1446124 , date:  "2015-07-18 11:00:43" },
  { height:  566321 , difficulty:  1444570 , date:  "2015-07-18 11:02:20" },
  { height:  566322 , difficulty:  1445990 , date:  "2015-07-18 11:02:23" },
  { height:  566323 , difficulty:  1446413 , date:  "2015-07-18 11:02:29" },
  { height:  566324 , difficulty:  1444039 , date:  "2015-07-18 11:03:05" },
  { height:  566325 , difficulty:  1447986 , date:  "2015-07-18 11:05:07" },
  { height:  566326 , difficulty:  1451577 , date:  "2015-07-18 11:05:12" },
  { height:  566327 , difficulty:  1451766 , date:  "2015-07-18 11:08:39" },
  { height:  566328 , difficulty:  1449942 , date:  "2015-07-18 11:10:07" },
  { height:  566329 , difficulty:  1456417 , date:  "2015-07-18 11:10:11" },
  { height:  566330 , difficulty:  1460017 , date:  "2015-07-18 11:10:54" },
  { height:  566331 , difficulty:  1454718 , date:  "2015-07-18 11:11:31" },
  { height:  566332 , difficulty:  1454829 , date:  "2015-07-18 11:12:23" },
  { height:  566333 , difficulty:  1447889 , date:  "2015-07-18 11:14:06" },
  { height:  566334 , difficulty:  1451153 , date:  "2015-07-18 11:14:38" },
  { height:  566335 , difficulty:  1450746 , date:  "2015-07-18 11:17:57" },
  { height:  566336 , difficulty:  1461295 , date:  "2015-07-18 11:18:08" },
  { height:  566337 , difficulty:  1467639 , date:  "2015-07-18 11:19:39" },
  { height:  566338 , difficulty:  1467331 , date:  "2015-07-18 11:20:37" },
  { height:  566339 , difficulty:  1458246 , date:  "2015-07-18 11:20:54" },
  { height:  566340 , difficulty:  1458798 , date:  "2015-07-18 11:22:20" },
  { height:  566341 , difficulty:  1456248 , date:  "2015-07-18 11:22:46" },
  { height:  566342 , difficulty:  1460536 , date:  "2015-07-18 11:23:33" },
  { height:  566343 , difficulty:  1455611 , date:  "2015-07-18 11:24:28" },
  { height:  566344 , difficulty:  1462858 , date:  "2015-07-18 11:24:55" },
  { height:  566345 , difficulty:  1464121 , date:  "2015-07-18 11:25:11" },
  { height:  566346 , difficulty:  1464440 , date:  "2015-07-18 11:26:45" },
  { height:  566347 , difficulty:  1467920 , date:  "2015-07-18 11:26:51" },
  { height:  566348 , difficulty:  1468502 , date:  "2015-07-18 11:28:25" },
  { height:  566349 , difficulty:  1468195 , date:  "2015-07-18 11:30:27" },
  { height:  566350 , difficulty:  1465120 , date:  "2015-07-18 11:30:32" },
  { height:  566351 , difficulty:  1464720 , date:  "2015-07-18 11:31:04" },
  { height:  566352 , difficulty:  1467076 , date:  "2015-07-18 11:31:12" },
  { height:  566353 , difficulty:  1458622 , date:  "2015-07-18 11:32:34" },
  { height:  566354 , difficulty:  1462359 , date:  "2015-07-18 11:33:44" },
  { height:  566355 , difficulty:  1461194 , date:  "2015-07-18 11:33:51" },
  { height:  566356 , difficulty:  1453459 , date:  "2015-07-18 11:36:08" },
  { height:  566357 , difficulty:  1456749 , date:  "2015-07-18 11:37:14" },
  { height:  566358 , difficulty:  1455838 , date:  "2015-07-18 11:40:40" },
  { height:  566359 , difficulty:  1457240 , date:  "2015-07-18 11:40:46" },
  { height:  566360 , difficulty:  1459613 , date:  "2015-07-18 11:41:01" },
  { height:  566361 , difficulty:  1467110 , date:  "2015-07-18 11:41:35" },
  { height:  566362 , difficulty:  1467088 , date:  "2015-07-18 11:41:41" },
  { height:  566363 , difficulty:  1467624 , date:  "2015-07-18 11:42:10" },
  { height:  566364 , difficulty:  1467628 , date:  "2015-07-18 11:45:39" },
  { height:  566365 , difficulty:  1464790 , date:  "2015-07-18 11:46:34" },
  { height:  566366 , difficulty:  1467139 , date:  "2015-07-18 11:48:06" },
  { height:  566367 , difficulty:  1466645 , date:  "2015-07-18 11:48:09" },
  { height:  566368 , difficulty:  1467173 , date:  "2015-07-18 11:50:06" },
  { height:  566369 , difficulty:  1473666 , date:  "2015-07-18 11:53:32" },
  { height:  566370 , difficulty:  1470313 , date:  "2015-07-18 11:56:02" },
  { height:  566371 , difficulty:  1470846 , date:  "2015-07-18 11:56:05" },
  { height:  566372 , difficulty:  1470086 , date:  "2015-07-18 11:57:18" },
  { height:  566373 , difficulty:  1471001 , date:  "2015-07-18 11:57:24" },
  { height:  566374 , difficulty:  1472184 , date:  "2015-07-18 11:57:40" },
  { height:  566375 , difficulty:  1465429 , date:  "2015-07-18 11:57:46" },
  { height:  566376 , difficulty:  1463092 , date:  "2015-07-18 12:00:58" },
  { height:  566377 , difficulty:  1461462 , date:  "2015-07-18 12:02:09" },
  { height:  566378 , difficulty:  1461486 , date:  "2015-07-18 12:02:29" },
  { height:  566379 , difficulty:  1459889 , date:  "2015-07-18 12:02:45" },
  { height:  566380 , difficulty:  1463081 , date:  "2015-07-18 12:05:28" },
  { height:  566381 , difficulty:  1455350 , date:  "2015-07-18 12:07:26" },
  { height:  566382 , difficulty:  1456997 , date:  "2015-07-18 12:09:25" },
  { height:  566383 , difficulty:  1454346 , date:  "2015-07-18 12:09:26" },
  { height:  566384 , difficulty:  1455252 , date:  "2015-07-18 12:10:37" },
  { height:  566385 , difficulty:  1454691 , date:  "2015-07-18 12:10:54" },
  { height:  566386 , difficulty:  1452690 , date:  "2015-07-18 12:12:57" },
  { height:  566387 , difficulty:  1453024 , date:  "2015-07-18 12:13:42" },
  { height:  566388 , difficulty:  1453916 , date:  "2015-07-18 12:15:07" },
  { height:  566389 , difficulty:  1450960 , date:  "2015-07-18 12:15:37" },
  { height:  566390 , difficulty:  1451967 , date:  "2015-07-18 12:17:49" },
  { height:  566391 , difficulty:  1455614 , date:  "2015-07-18 12:19:12" },
  { height:  566392 , difficulty:  1450611 , date:  "2015-07-18 12:19:18" },
  { height:  566393 , difficulty:  1452420 , date:  "2015-07-18 12:19:23" },
  { height:  566394 , difficulty:  1450022 , date:  "2015-07-18 12:19:27" },
  { height:  566395 , difficulty:  1448143 , date:  "2015-07-18 12:19:44" },
  { height:  566396 , difficulty:  1447758 , date:  "2015-07-18 12:20:22" },
  { height:  566397 , difficulty:  1449415 , date:  "2015-07-18 12:21:29" },
  { height:  566398 , difficulty:  1451551 , date:  "2015-07-18 12:22:01" },
  { height:  566399 , difficulty:  1451712 , date:  "2015-07-18 12:22:41" },
  { height:  566400 , difficulty:  1458172 , date:  "2015-07-18 12:23:11" },
  { height:  566401 , difficulty:  1453714 , date:  "2015-07-18 12:23:31" },
  { height:  566402 , difficulty:  1454400 , date:  "2015-07-18 12:23:34" },
  { height:  566403 , difficulty:  1446937 , date:  "2015-07-18 12:25:02" },
  { height:  566404 , difficulty:  1445891 , date:  "2015-07-18 12:25:33" },
  { height:  566405 , difficulty:  1449339 , date:  "2015-07-18 12:26:56" },
  { height:  566406 , difficulty:  1449470 , date:  "2015-07-18 12:26:56" },
  { height:  566407 , difficulty:  1451860 , date:  "2015-07-18 12:27:34" },
  { height:  566408 , difficulty:  1452538 , date:  "2015-07-18 12:28:05" },
  { height:  566409 , difficulty:  1454923 , date:  "2015-07-18 12:28:32" },
  { height:  566410 , difficulty:  1455338 , date:  "2015-07-18 12:29:00" },
  { height:  566411 , difficulty:  1453215 , date:  "2015-07-18 12:29:25" },
  { height:  566412 , difficulty:  1457666 , date:  "2015-07-18 12:30:35" },
  { height:  566413 , difficulty:  1454338 , date:  "2015-07-18 12:30:38" },
  { height:  566414 , difficulty:  1452657 , date:  "2015-07-18 12:31:06" },
  { height:  566415 , difficulty:  1452420 , date:  "2015-07-18 12:31:18" },
  { height:  566416 , difficulty:  1449785 , date:  "2015-07-18 12:32:52" },
  { height:  566417 , difficulty:  1449369 , date:  "2015-07-18 12:34:01" },
  { height:  566418 , difficulty:  1449134 , date:  "2015-07-18 12:34:16" },
  { height:  566419 , difficulty:  1451531 , date:  "2015-07-18 12:36:16" },
  { height:  566420 , difficulty:  1450962 , date:  "2015-07-18 12:36:47" },
  { height:  566421 , difficulty:  1453214 , date:  "2015-07-18 12:38:58" },
  { height:  566422 , difficulty:  1453964 , date:  "2015-07-18 12:39:53" },
  { height:  566423 , difficulty:  1455241 , date:  "2015-07-18 12:40:59" },
  { height:  566424 , difficulty:  1452831 , date:  "2015-07-18 12:41:54" },
  { height:  566425 , difficulty:  1450595 , date:  "2015-07-18 12:42:00" },
  { height:  566426 , difficulty:  1458498 , date:  "2015-07-18 12:42:47" },
  { height:  566427 , difficulty:  1457910 , date:  "2015-07-18 12:44:18" },
  { height:  566428 , difficulty:  1458318 , date:  "2015-07-18 12:47:09" },
  { height:  566429 , difficulty:  1455401 , date:  "2015-07-18 12:47:12" },
  { height:  566430 , difficulty:  1454088 , date:  "2015-07-18 12:47:12" },
  { height:  566431 , difficulty:  1454783 , date:  "2015-07-18 12:47:32" },
  { height:  566432 , difficulty:  1450349 , date:  "2015-07-18 12:48:00" },
  { height:  566433 , difficulty:  1451425 , date:  "2015-07-18 12:48:17" },
  { height:  566434 , difficulty:  1446125 , date:  "2015-07-18 12:48:23" },
  { height:  566435 , difficulty:  1447310 , date:  "2015-07-18 12:48:39" },
  { height:  566436 , difficulty:  1450837 , date:  "2015-07-18 12:49:38" },
  { height:  566437 , difficulty:  1449831 , date:  "2015-07-18 12:49:43" },
  { height:  566438 , difficulty:  1451118 , date:  "2015-07-18 12:49:54" },
  { height:  566439 , difficulty:  1452023 , date:  "2015-07-18 12:52:19" },
  { height:  566440 , difficulty:  1453181 , date:  "2015-07-18 12:52:34" },
  { height:  566441 , difficulty:  1451308 , date:  "2015-07-18 12:52:40" },
  { height:  566442 , difficulty:  1448431 , date:  "2015-07-18 12:54:04" },
  { height:  566443 , difficulty:  1450088 , date:  "2015-07-18 12:54:09" },
  { height:  566444 , difficulty:  1447557 , date:  "2015-07-18 12:54:36" },
  { height:  566445 , difficulty:  1443622 , date:  "2015-07-18 12:55:45" },
  { height:  566446 , difficulty:  1437991 , date:  "2015-07-18 12:59:22" },
  { height:  566447 , difficulty:  1439296 , date:  "2015-07-18 12:59:24" },
  { height:  566448 , difficulty:  1438060 , date:  "2015-07-18 13:00:59" },
  { height:  566449 , difficulty:  1438734 , date:  "2015-07-18 13:01:56" },
  { height:  566450 , difficulty:  1439739 , date:  "2015-07-18 13:03:15" },
  { height:  566451 , difficulty:  1446179 , date:  "2015-07-18 13:04:54" },
  { height:  566452 , difficulty:  1439265 , date:  "2015-07-18 13:04:55" },
  { height:  566453 , difficulty:  1436924 , date:  "2015-07-18 13:06:12" },
  { height:  566454 , difficulty:  1438446 , date:  "2015-07-18 13:06:54" },
  { height:  566455 , difficulty:  1439425 , date:  "2015-07-18 13:07:07" },
  { height:  566456 , difficulty:  1433611 , date:  "2015-07-18 13:07:39" },
  { height:  566457 , difficulty:  1433753 , date:  "2015-07-18 13:08:06" },
  { height:  566458 , difficulty:  1437163 , date:  "2015-07-18 13:08:15" },
  { height:  566459 , difficulty:  1437549 , date:  "2015-07-18 13:08:40" },
  { height:  566460 , difficulty:  1439507 , date:  "2015-07-18 13:10:22" },
  { height:  566461 , difficulty:  1439511 , date:  "2015-07-18 13:12:20" },
  { height:  566462 , difficulty:  1436030 , date:  "2015-07-18 13:12:29" },
  { height:  566463 , difficulty:  1436486 , date:  "2015-07-18 13:12:34" },
  { height:  566464 , difficulty:  1434585 , date:  "2015-07-18 13:16:03" },
  { height:  566465 , difficulty:  1433961 , date:  "2015-07-18 13:16:08" },
  { height:  566466 , difficulty:  1430875 , date:  "2015-07-18 13:16:28" },
  { height:  566467 , difficulty:  1428183 , date:  "2015-07-18 13:19:17" },
  { height:  566468 , difficulty:  1429574 , date:  "2015-07-18 13:19:22" },
  { height:  566469 , difficulty:  1429820 , date:  "2015-07-18 13:19:33" },
  { height:  566470 , difficulty:  1430550 , date:  "2015-07-18 13:19:56" },
  { height:  566471 , difficulty:  1432429 , date:  "2015-07-18 13:20:16" },
  { height:  566472 , difficulty:  1432786 , date:  "2015-07-18 13:27:02" },
  { height:  566473 , difficulty:  1430896 , date:  "2015-07-18 13:27:38" },
  { height:  566474 , difficulty:  1432332 , date:  "2015-07-18 13:29:11" },
  { height:  566475 , difficulty:  1431226 , date:  "2015-07-18 13:29:15" },
  { height:  566476 , difficulty:  1430547 , date:  "2015-07-18 13:32:50" },
  { height:  566477 , difficulty:  1439899 , date:  "2015-07-18 13:32:57" },
  { height:  566478 , difficulty:  1440234 , date:  "2015-07-18 13:34:50" },
  { height:  566479 , difficulty:  1443048 , date:  "2015-07-18 13:35:29" },
  { height:  566480 , difficulty:  1444037 , date:  "2015-07-18 13:35:48" },
  { height:  566481 , difficulty:  1441790 , date:  "2015-07-18 13:36:32" },
  { height:  566482 , difficulty:  1443483 , date:  "2015-07-18 13:37:01" },
  { height:  566483 , difficulty:  1443312 , date:  "2015-07-18 13:37:59" },
  { height:  566484 , difficulty:  1443519 , date:  "2015-07-18 13:38:01" },
  { height:  566485 , difficulty:  1444151 , date:  "2015-07-18 13:38:20" },
  { height:  566486 , difficulty:  1448835 , date:  "2015-07-18 13:38:41" },
  { height:  566487 , difficulty:  1450063 , date:  "2015-07-18 13:38:54" },
  { height:  566488 , difficulty:  1448079 , date:  "2015-07-18 13:39:10" },
  { height:  566489 , difficulty:  1449471 , date:  "2015-07-18 13:42:47" },
  { height:  566490 , difficulty:  1452538 , date:  "2015-07-18 13:44:19" },
  { height:  566491 , difficulty:  1456450 , date:  "2015-07-18 13:45:13" },
  { height:  566492 , difficulty:  1453736 , date:  "2015-07-18 13:45:38" },
  { height:  566493 , difficulty:  1460103 , date:  "2015-07-18 13:46:13" },
  { height:  566494 , difficulty:  1460425 , date:  "2015-07-18 13:46:17" },
  { height:  566495 , difficulty:  1457410 , date:  "2015-07-18 13:46:45" },
  { height:  566496 , difficulty:  1459130 , date:  "2015-07-18 13:47:12" },
  { height:  566497 , difficulty:  1455780 , date:  "2015-07-18 13:49:35" },
  { height:  566498 , difficulty:  1454303 , date:  "2015-07-18 13:49:40" },
  { height:  566499 , difficulty:  1455226 , date:  "2015-07-18 13:50:19" },
  { height:  566500 , difficulty:  1455429 , date:  "2015-07-18 13:52:09" },
  { height:  566501 , difficulty:  1455751 , date:  "2015-07-18 13:52:11" },
  { height:  566502 , difficulty:  1460696 , date:  "2015-07-18 13:52:20" },
  { height:  566503 , difficulty:  1464263 , date:  "2015-07-18 13:54:02" },
  { height:  566504 , difficulty:  1464169 , date:  "2015-07-18 13:54:02" },
  { height:  566505 , difficulty:  1464408 , date:  "2015-07-18 13:54:07" },
  { height:  566506 , difficulty:  1466180 , date:  "2015-07-18 13:55:37" },
  { height:  566507 , difficulty:  1468425 , date:  "2015-07-18 13:55:40" },
  { height:  566508 , difficulty:  1468520 , date:  "2015-07-18 13:56:31" },
  { height:  566509 , difficulty:  1469130 , date:  "2015-07-18 13:56:52" },
  { height:  566510 , difficulty:  1469510 , date:  "2015-07-18 14:00:15" },
  { height:  566511 , difficulty:  1470622 , date:  "2015-07-18 14:00:22" },
  { height:  566512 , difficulty:  1476003 , date:  "2015-07-18 14:00:45" },
  { height:  566513 , difficulty:  1477015 , date:  "2015-07-18 14:00:46" },
  { height:  566514 , difficulty:  1477813 , date:  "2015-07-18 14:03:26" },
  { height:  566515 , difficulty:  1478540 , date:  "2015-07-18 14:05:14" },
  { height:  566516 , difficulty:  1478243 , date:  "2015-07-18 14:05:16" },
  { height:  566517 , difficulty:  1479372 , date:  "2015-07-18 14:06:39" },
  { height:  566518 , difficulty:  1478026 , date:  "2015-07-18 14:07:27" },
  { height:  566519 , difficulty:  1485374 , date:  "2015-07-18 14:07:44" },
  { height:  566520 , difficulty:  1484479 , date:  "2015-07-18 14:12:00" },
  { height:  566521 , difficulty:  1484196 , date:  "2015-07-18 14:12:05" },
  { height:  566522 , difficulty:  1476178 , date:  "2015-07-18 14:13:08" },
  { height:  566523 , difficulty:  1477352 , date:  "2015-07-18 14:13:44" },
  { height:  566524 , difficulty:  1474427 , date:  "2015-07-18 14:13:47" },
  { height:  566525 , difficulty:  1474992 , date:  "2015-07-18 14:15:31" },
  { height:  566526 , difficulty:  1475561 , date:  "2015-07-18 14:15:40" },
  { height:  566527 , difficulty:  1475116 , date:  "2015-07-18 14:17:44" },
  { height:  566528 , difficulty:  1484401 , date:  "2015-07-18 14:19:16" },
  { height:  566529 , difficulty:  1482454 , date:  "2015-07-18 14:21:45" },
  { height:  566530 , difficulty:  1481819 , date:  "2015-07-18 14:21:48" },
  { height:  566531 , difficulty:  1483400 , date:  "2015-07-18 14:23:03" },
  { height:  566532 , difficulty:  1485405 , date:  "2015-07-18 14:23:08" },
  { height:  566533 , difficulty:  1488641 , date:  "2015-07-18 14:23:44" },
  { height:  566534 , difficulty:  1488704 , date:  "2015-07-18 14:24:03" },
  { height:  566535 , difficulty:  1491343 , date:  "2015-07-18 14:25:11" },
  { height:  566536 , difficulty:  1489080 , date:  "2015-07-18 14:27:12" },
  { height:  566537 , difficulty:  1486558 , date:  "2015-07-18 14:28:48" },
  { height:  566538 , difficulty:  1487701 , date:  "2015-07-18 14:28:57" },
  { height:  566539 , difficulty:  1488410 , date:  "2015-07-18 14:29:00" },
  { height:  566540 , difficulty:  1481236 , date:  "2015-07-18 14:30:35" },
  { height:  566541 , difficulty:  1483321 , date:  "2015-07-18 14:32:04" },
  { height:  566542 , difficulty:  1486495 , date:  "2015-07-18 14:32:44" },
  { height:  566543 , difficulty:  1480666 , date:  "2015-07-18 14:33:54" },
  { height:  566544 , difficulty:  1485170 , date:  "2015-07-18 14:34:18" },
  { height:  566545 , difficulty:  1487120 , date:  "2015-07-18 14:37:04" },
  { height:  566546 , difficulty:  1489424 , date:  "2015-07-18 14:37:06" },
  { height:  566547 , difficulty:  1497556 , date:  "2015-07-18 14:37:15" },
  { height:  566548 , difficulty:  1480285 , date:  "2015-07-18 14:38:06" },
  { height:  566549 , difficulty:  1479242 , date:  "2015-07-18 14:40:18" },
  { height:  566550 , difficulty:  1481479 , date:  "2015-07-18 14:40:44" },
  { height:  566551 , difficulty:  1481676 , date:  "2015-07-18 14:43:40" },
  { height:  566552 , difficulty:  1474121 , date:  "2015-07-18 14:45:32" },
  { height:  566553 , difficulty:  1474302 , date:  "2015-07-18 14:49:03" },
  { height:  566554 , difficulty:  1470809 , date:  "2015-07-18 14:49:18" },
  { height:  566555 , difficulty:  1470919 , date:  "2015-07-18 14:49:22" },
  { height:  566556 , difficulty:  1472269 , date:  "2015-07-18 14:51:02" },
  { height:  566557 , difficulty:  1470999 , date:  "2015-07-18 14:51:26" },
  { height:  566558 , difficulty:  1471523 , date:  "2015-07-18 14:51:31" },
  { height:  566559 , difficulty:  1474483 , date:  "2015-07-18 14:52:15" },
  { height:  566560 , difficulty:  1474793 , date:  "2015-07-18 14:52:37" },
  { height:  566561 , difficulty:  1475989 , date:  "2015-07-18 14:53:12" },
  { height:  566562 , difficulty:  1479351 , date:  "2015-07-18 14:53:15" },
  { height:  566563 , difficulty:  1483548 , date:  "2015-07-18 14:53:52" },
  { height:  566564 , difficulty:  1484411 , date:  "2015-07-18 14:56:19" },
  { height:  566565 , difficulty:  1475743 , date:  "2015-07-18 14:56:21" },
  { height:  566566 , difficulty:  1473688 , date:  "2015-07-18 14:58:50" },
  { height:  566567 , difficulty:  1473568 , date:  "2015-07-18 14:59:26" },
  { height:  566568 , difficulty:  1473611 , date:  "2015-07-18 14:59:39" },
  { height:  566569 , difficulty:  1476107 , date:  "2015-07-18 14:59:57" },
  { height:  566570 , difficulty:  1477365 , date:  "2015-07-18 15:02:36" },
  { height:  566571 , difficulty:  1478407 , date:  "2015-07-18 15:02:39" },
  { height:  566572 , difficulty:  1478723 , date:  "2015-07-18 15:03:12" },
  { height:  566573 , difficulty:  1472999 , date:  "2015-07-18 15:05:48" },
  { height:  566574 , difficulty:  1476939 , date:  "2015-07-18 15:08:12" },
  { height:  566575 , difficulty:  1475752 , date:  "2015-07-18 15:08:15" },
  { height:  566576 , difficulty:  1472098 , date:  "2015-07-18 15:08:32" },
  { height:  566577 , difficulty:  1473003 , date:  "2015-07-18 15:10:07" },
  { height:  566578 , difficulty:  1473330 , date:  "2015-07-18 15:11:01" },
  { height:  566579 , difficulty:  1469506 , date:  "2015-07-18 15:11:23" },
  { height:  566580 , difficulty:  1470361 , date:  "2015-07-18 15:11:40" },
  { height:  566581 , difficulty:  1476793 , date:  "2015-07-18 15:13:39" },
  { height:  566582 , difficulty:  1476497 , date:  "2015-07-18 15:14:22" },
  { height:  566583 , difficulty:  1484879 , date:  "2015-07-18 15:17:50" },
  { height:  566584 , difficulty:  1483146 , date:  "2015-07-18 15:17:52" },
  { height:  566585 , difficulty:  1483178 , date:  "2015-07-18 15:18:15" },
  { height:  566586 , difficulty:  1474761 , date:  "2015-07-18 15:20:03" },
  { height:  566587 , difficulty:  1479799 , date:  "2015-07-18 15:22:30" },
  { height:  566588 , difficulty:  1479165 , date:  "2015-07-18 15:23:24" },
  { height:  566589 , difficulty:  1484252 , date:  "2015-07-18 15:24:14" },
  { height:  566590 , difficulty:  1479770 , date:  "2015-07-18 15:27:53" },
  { height:  566591 , difficulty:  1476863 , date:  "2015-07-18 15:28:23" },
  { height:  566592 , difficulty:  1490611 , date:  "2015-07-18 15:28:45" },
  { height:  566593 , difficulty:  1487480 , date:  "2015-07-18 15:29:03" },
  { height:  566594 , difficulty:  1485915 , date:  "2015-07-18 15:34:52" },
  { height:  566595 , difficulty:  1486147 , date:  "2015-07-18 15:35:00" },
  { height:  566596 , difficulty:  1480219 , date:  "2015-07-18 15:35:18" },
  { height:  566597 , difficulty:  1480525 , date:  "2015-07-18 15:37:48" },
  { height:  566598 , difficulty:  1478076 , date:  "2015-07-18 15:40:16" },
  { height:  566599 , difficulty:  1482184 , date:  "2015-07-18 15:40:20" },
  { height:  566600 , difficulty:  1483331 , date:  "2015-07-18 15:41:45" },
  { height:  566601 , difficulty:  1479668 , date:  "2015-07-18 15:42:48" },
  { height:  566602 , difficulty:  1480556 , date:  "2015-07-18 15:43:47" },
  { height:  566603 , difficulty:  1476998 , date:  "2015-07-18 15:43:50" },
  { height:  566604 , difficulty:  1475428 , date:  "2015-07-18 15:44:56" },
  { height:  566605 , difficulty:  1470513 , date:  "2015-07-18 15:45:26" },
  { height:  566606 , difficulty:  1473859 , date:  "2015-07-18 15:48:17" },
  { height:  566607 , difficulty:  1472628 , date:  "2015-07-18 15:51:17" },
  { height:  566608 , difficulty:  1472929 , date:  "2015-07-18 15:51:22" },
  { height:  566609 , difficulty:  1472225 , date:  "2015-07-18 15:51:27" },
  { height:  566610 , difficulty:  1474695 , date:  "2015-07-18 15:51:43" },
  { height:  566611 , difficulty:  1472848 , date:  "2015-07-18 15:52:04" },
  { height:  566612 , difficulty:  1468094 , date:  "2015-07-18 15:53:27" },
  { height:  566613 , difficulty:  1464500 , date:  "2015-07-18 15:53:37" },
  { height:  566614 , difficulty:  1469922 , date:  "2015-07-18 15:53:47" },
  { height:  566615 , difficulty:  1470222 , date:  "2015-07-18 15:58:04" },
  { height:  566616 , difficulty:  1466556 , date:  "2015-07-18 15:58:11" },
  { height:  566617 , difficulty:  1464959 , date:  "2015-07-18 15:58:33" },
  { height:  566618 , difficulty:  1463918 , date:  "2015-07-18 15:59:40" },
  { height:  566619 , difficulty:  1463327 , date:  "2015-07-18 16:01:16" },
  { height:  566620 , difficulty:  1464087 , date:  "2015-07-18 16:01:22" },
  { height:  566621 , difficulty:  1461593 , date:  "2015-07-18 16:02:21" },
  { height:  566622 , difficulty:  1465236 , date:  "2015-07-18 16:02:24" },
  { height:  566623 , difficulty:  1466319 , date:  "2015-07-18 16:03:58" },
  { height:  566624 , difficulty:  1465778 , date:  "2015-07-18 16:04:48" },
  { height:  566625 , difficulty:  1461562 , date:  "2015-07-18 16:07:11" },
  { height:  566626 , difficulty:  1462987 , date:  "2015-07-18 16:08:24" },
  { height:  566627 , difficulty:  1457804 , date:  "2015-07-18 16:08:43" },
  { height:  566628 , difficulty:  1456147 , date:  "2015-07-18 16:09:12" },
  { height:  566629 , difficulty:  1448672 , date:  "2015-07-18 16:09:24" },
  { height:  566630 , difficulty:  1454729 , date:  "2015-07-18 16:09:26" },
  { height:  566631 , difficulty:  1456029 , date:  "2015-07-18 16:10:23" },
  { height:  566632 , difficulty:  1452437 , date:  "2015-07-18 16:10:30" },
  { height:  566633 , difficulty:  1454268 , date:  "2015-07-18 16:10:45" },
  { height:  566634 , difficulty:  1454540 , date:  "2015-07-18 16:10:53" },
  { height:  566635 , difficulty:  1453508 , date:  "2015-07-18 16:10:57" },
  { height:  566636 , difficulty:  1453135 , date:  "2015-07-18 16:10:59" },
  { height:  566637 , difficulty:  1453339 , date:  "2015-07-18 16:12:34" },
  { height:  566638 , difficulty:  1453553 , date:  "2015-07-18 16:13:01" },
  { height:  566639 , difficulty:  1453288 , date:  "2015-07-18 16:14:36" },
  { height:  566640 , difficulty:  1450154 , date:  "2015-07-18 16:15:42" },
  { height:  566641 , difficulty:  1451180 , date:  "2015-07-18 16:15:43" },
  { height:  566642 , difficulty:  1451124 , date:  "2015-07-18 16:16:38" },
  { height:  566643 , difficulty:  1451636 , date:  "2015-07-18 16:18:57" },
  { height:  566644 , difficulty:  1452348 , date:  "2015-07-18 16:19:38" },
  { height:  566645 , difficulty:  1459152 , date:  "2015-07-18 16:19:57" },
  { height:  566646 , difficulty:  1454059 , date:  "2015-07-18 16:22:10" },
  { height:  566647 , difficulty:  1456320 , date:  "2015-07-18 16:22:13" },
  { height:  566648 , difficulty:  1457386 , date:  "2015-07-18 16:22:14" },
  { height:  566649 , difficulty:  1457560 , date:  "2015-07-18 16:23:38" },
  { height:  566650 , difficulty:  1457125 , date:  "2015-07-18 16:23:50" },
  { height:  566651 , difficulty:  1457306 , date:  "2015-07-18 16:24:45" },
  { height:  566652 , difficulty:  1469980 , date:  "2015-07-18 16:25:09" },
  { height:  566653 , difficulty:  1467811 , date:  "2015-07-18 16:28:17" },
  { height:  566654 , difficulty:  1466190 , date:  "2015-07-18 16:28:29" },
  { height:  566655 , difficulty:  1467635 , date:  "2015-07-18 16:28:35" },
  { height:  566656 , difficulty:  1468164 , date:  "2015-07-18 16:30:27" },
  { height:  566657 , difficulty:  1464588 , date:  "2015-07-18 16:31:59" },
  { height:  566658 , difficulty:  1463065 , date:  "2015-07-18 16:32:03" },
  { height:  566659 , difficulty:  1456170 , date:  "2015-07-18 16:34:29" },
  { height:  566660 , difficulty:  1458166 , date:  "2015-07-18 16:34:31" },
  { height:  566661 , difficulty:  1459672 , date:  "2015-07-18 16:35:19" },
  { height:  566662 , difficulty:  1461123 , date:  "2015-07-18 16:35:59" },
  { height:  566663 , difficulty:  1460640 , date:  "2015-07-18 16:36:23" },
  { height:  566664 , difficulty:  1464502 , date:  "2015-07-18 16:36:45" },
  { height:  566665 , difficulty:  1462780 , date:  "2015-07-18 16:37:50" },
  { height:  566666 , difficulty:  1456937 , date:  "2015-07-18 16:38:35" },
  { height:  566667 , difficulty:  1459830 , date:  "2015-07-18 16:40:05" },
  { height:  566668 , difficulty:  1465100 , date:  "2015-07-18 16:41:50" },
  { height:  566669 , difficulty:  1464857 , date:  "2015-07-18 16:43:12" },
  { height:  566670 , difficulty:  1457951 , date:  "2015-07-18 16:44:46" },
  { height:  566671 , difficulty:  1464384 , date:  "2015-07-18 16:45:09" },
  { height:  566672 , difficulty:  1467109 , date:  "2015-07-18 16:46:31" },
  { height:  566673 , difficulty:  1461286 , date:  "2015-07-18 16:46:58" },
  { height:  566674 , difficulty:  1456939 , date:  "2015-07-18 16:48:33" },
  { height:  566675 , difficulty:  1459640 , date:  "2015-07-18 16:50:54" },
  { height:  566676 , difficulty:  1457857 , date:  "2015-07-18 16:51:00" },
  { height:  566677 , difficulty:  1455907 , date:  "2015-07-18 16:51:10" },
  { height:  566678 , difficulty:  1454168 , date:  "2015-07-18 16:51:39" },
  { height:  566679 , difficulty:  1454345 , date:  "2015-07-18 16:53:00" },
  { height:  566680 , difficulty:  1452357 , date:  "2015-07-18 16:53:08" },
  { height:  566681 , difficulty:  1451627 , date:  "2015-07-18 16:54:53" },
  { height:  566682 , difficulty:  1446003 , date:  "2015-07-18 16:55:11" },
  { height:  566683 , difficulty:  1440623 , date:  "2015-07-18 16:56:52" },
  { height:  566684 , difficulty:  1441879 , date:  "2015-07-18 17:01:37" },
  { height:  566685 , difficulty:  1442803 , date:  "2015-07-18 17:01:40" },
  { height:  566686 , difficulty:  1445505 , date:  "2015-07-18 17:02:17" },
  { height:  566687 , difficulty:  1444965 , date:  "2015-07-18 17:03:09" },
  { height:  566688 , difficulty:  1443531 , date:  "2015-07-18 17:06:29" },
  { height:  566689 , difficulty:  1444624 , date:  "2015-07-18 17:07:25" },
  { height:  566690 , difficulty:  1451845 , date:  "2015-07-18 17:07:29" },
  { height:  566691 , difficulty:  1441802 , date:  "2015-07-18 17:07:39" },
  { height:  566692 , difficulty:  1446437 , date:  "2015-07-18 17:08:23" },
  { height:  566693 , difficulty:  1445917 , date:  "2015-07-18 17:08:25" },
  { height:  566694 , difficulty:  1447567 , date:  "2015-07-18 17:09:13" },
  { height:  566695 , difficulty:  1449344 , date:  "2015-07-18 17:09:33" },
  { height:  566696 , difficulty:  1458884 , date:  "2015-07-18 17:11:55" },
  { height:  566697 , difficulty:  1456669 , date:  "2015-07-18 17:12:07" },
  { height:  566698 , difficulty:  1458604 , date:  "2015-07-18 17:13:04" },
  { height:  566699 , difficulty:  1464752 , date:  "2015-07-18 17:14:56" },
  { height:  566700 , difficulty:  1462943 , date:  "2015-07-18 17:15:35" },
  { height:  566701 , difficulty:  1459569 , date:  "2015-07-18 17:16:03" },
  { height:  566702 , difficulty:  1462784 , date:  "2015-07-18 17:18:08" },
  { height:  566703 , difficulty:  1462286 , date:  "2015-07-18 17:21:44" },
  { height:  566704 , difficulty:  1470825 , date:  "2015-07-18 17:21:49" },
  { height:  566705 , difficulty:  1472097 , date:  "2015-07-18 17:23:21" },
  { height:  566706 , difficulty:  1473392 , date:  "2015-07-18 17:23:24" },
  { height:  566707 , difficulty:  1472464 , date:  "2015-07-18 17:24:09" },
  { height:  566708 , difficulty:  1472949 , date:  "2015-07-18 17:24:14" },
  { height:  566709 , difficulty:  1473357 , date:  "2015-07-18 17:28:46" },
  { height:  566710 , difficulty:  1474853 , date:  "2015-07-18 17:28:51" },
  { height:  566711 , difficulty:  1475127 , date:  "2015-07-18 17:30:32" },
  { height:  566712 , difficulty:  1486085 , date:  "2015-07-18 17:30:56" },
  { height:  566713 , difficulty:  1483302 , date:  "2015-07-18 17:31:02" },
  { height:  566714 , difficulty:  1484581 , date:  "2015-07-18 17:33:09" },
  { height:  566715 , difficulty:  1483061 , date:  "2015-07-18 17:34:08" },
  { height:  566716 , difficulty:  1480655 , date:  "2015-07-18 17:36:46" },
  { height:  566717 , difficulty:  1481253 , date:  "2015-07-18 17:37:53" },
  { height:  566718 , difficulty:  1480042 , date:  "2015-07-18 17:38:16" },
  { height:  566719 , difficulty:  1476379 , date:  "2015-07-18 17:38:22" },
  { height:  566720 , difficulty:  1475497 , date:  "2015-07-18 17:40:16" },
  { height:  566721 , difficulty:  1484459 , date:  "2015-07-18 17:43:09" },
  { height:  566722 , difficulty:  1485298 , date:  "2015-07-18 17:43:54" },
  { height:  566723 , difficulty:  1486567 , date:  "2015-07-18 17:45:13" },
  { height:  566724 , difficulty:  1487484 , date:  "2015-07-18 17:46:09" },
  { height:  566725 , difficulty:  1484537 , date:  "2015-07-18 17:46:15" },
  { height:  566726 , difficulty:  1487337 , date:  "2015-07-18 17:47:57" },
  { height:  566727 , difficulty:  1485204 , date:  "2015-07-18 17:49:21" },
  { height:  566728 , difficulty:  1484733 , date:  "2015-07-18 17:50:59" },
  { height:  566729 , difficulty:  1476950 , date:  "2015-07-18 17:51:01" },
  { height:  566730 , difficulty:  1478778 , date:  "2015-07-18 17:51:17" },
  { height:  566731 , difficulty:  1485777 , date:  "2015-07-18 17:53:13" },
  { height:  566732 , difficulty:  1487842 , date:  "2015-07-18 17:55:32" },
  { height:  566733 , difficulty:  1485521 , date:  "2015-07-18 17:55:55" },
  { height:  566734 , difficulty:  1488506 , date:  "2015-07-18 17:56:36" },
  { height:  566735 , difficulty:  1483194 , date:  "2015-07-18 17:56:52" },
  { height:  566736 , difficulty:  1483567 , date:  "2015-07-18 17:57:10" },
  { height:  566737 , difficulty:  1492423 , date:  "2015-07-18 17:57:53" },
  { height:  566738 , difficulty:  1493076 , date:  "2015-07-18 18:01:48" },
  { height:  566739 , difficulty:  1492273 , date:  "2015-07-18 18:02:00" },
  { height:  566740 , difficulty:  1494223 , date:  "2015-07-18 18:02:28" },
  { height:  566741 , difficulty:  1496606 , date:  "2015-07-18 18:03:01" },
  { height:  566742 , difficulty:  1495237 , date:  "2015-07-18 18:03:03" },
  { height:  566743 , difficulty:  1493068 , date:  "2015-07-18 18:07:45" },
  { height:  566744 , difficulty:  1490497 , date:  "2015-07-18 18:09:01" },
  { height:  566745 , difficulty:  1492458 , date:  "2015-07-18 18:09:15" },
  { height:  566746 , difficulty:  1491425 , date:  "2015-07-18 18:10:25" },
  { height:  566747 , difficulty:  1492723 , date:  "2015-07-18 18:10:52" },
  { height:  566748 , difficulty:  1494889 , date:  "2015-07-18 18:12:24" },
  { height:  566749 , difficulty:  1496401 , date:  "2015-07-18 18:12:28" },
  { height:  566750 , difficulty:  1495884 , date:  "2015-07-18 18:13:06" },
  { height:  566751 , difficulty:  1491818 , date:  "2015-07-18 18:13:11" },
  { height:  566752 , difficulty:  1497011 , date:  "2015-07-18 18:13:29" },
  { height:  566753 , difficulty:  1498474 , date:  "2015-07-18 18:15:43" },
  { height:  566754 , difficulty:  1498378 , date:  "2015-07-18 18:15:46" },
  { height:  566755 , difficulty:  1496114 , date:  "2015-07-18 18:16:03" },
  { height:  566756 , difficulty:  1501046 , date:  "2015-07-18 18:17:08" },
  { height:  566757 , difficulty:  1505348 , date:  "2015-07-18 18:17:13" },
  { height:  566758 , difficulty:  1505255 , date:  "2015-07-18 18:18:29" },
  { height:  566759 , difficulty:  1501402 , date:  "2015-07-18 18:21:50" },
  { height:  566760 , difficulty:  1491432 , date:  "2015-07-18 18:21:52" },
  { height:  566761 , difficulty:  1493791 , date:  "2015-07-18 18:22:48" },
  { height:  566762 , difficulty:  1495519 , date:  "2015-07-18 18:23:30" },
  { height:  566763 , difficulty:  1493684 , date:  "2015-07-18 18:28:54" },
  { height:  566764 , difficulty:  1485594 , date:  "2015-07-18 18:29:29" },
  { height:  566765 , difficulty:  1484956 , date:  "2015-07-18 18:30:37" },
  { height:  566766 , difficulty:  1485401 , date:  "2015-07-18 18:30:43" },
  { height:  566767 , difficulty:  1485863 , date:  "2015-07-18 18:34:35" },
  { height:  566768 , difficulty:  1486383 , date:  "2015-07-18 18:34:41" },
  { height:  566769 , difficulty:  1486599 , date:  "2015-07-18 18:36:43" },
  { height:  566770 , difficulty:  1489802 , date:  "2015-07-18 18:37:04" },
  { height:  566771 , difficulty:  1489356 , date:  "2015-07-18 18:37:48" },
  { height:  566772 , difficulty:  1483767 , date:  "2015-07-18 18:38:16" },
  { height:  566773 , difficulty:  1488509 , date:  "2015-07-18 18:39:33" },
  { height:  566774 , difficulty:  1486344 , date:  "2015-07-18 18:40:06" },
  { height:  566775 , difficulty:  1484250 , date:  "2015-07-18 18:41:07" },
  { height:  566776 , difficulty:  1489264 , date:  "2015-07-18 18:42:47" },
  { height:  566777 , difficulty:  1488929 , date:  "2015-07-18 18:43:40" },
  { height:  566778 , difficulty:  1487501 , date:  "2015-07-18 18:43:56" },
  { height:  566779 , difficulty:  1478528 , date:  "2015-07-18 18:44:10" },
  { height:  566780 , difficulty:  1483916 , date:  "2015-07-18 18:47:08" },
  { height:  566781 , difficulty:  1482525 , date:  "2015-07-18 18:47:34" },
  { height:  566782 , difficulty:  1486033 , date:  "2015-07-18 18:49:10" },
  { height:  566783 , difficulty:  1484467 , date:  "2015-07-18 18:49:15" },
  { height:  566784 , difficulty:  1485525 , date:  "2015-07-18 18:50:04" },
  { height:  566785 , difficulty:  1479748 , date:  "2015-07-18 18:50:15" },
  { height:  566786 , difficulty:  1487388 , date:  "2015-07-18 18:50:20" },
  { height:  566787 , difficulty:  1483408 , date:  "2015-07-18 18:53:36" },
  { height:  566788 , difficulty:  1482844 , date:  "2015-07-18 18:54:17" },
  { height:  566789 , difficulty:  1483911 , date:  "2015-07-18 18:57:30" },
  { height:  566790 , difficulty:  1484897 , date:  "2015-07-18 18:59:04" },
  { height:  566791 , difficulty:  1482712 , date:  "2015-07-18 18:59:32" },
  { height:  566792 , difficulty:  1476380 , date:  "2015-07-18 18:59:57" },
  { height:  566793 , difficulty:  1476382 , date:  "2015-07-18 19:00:51" },
  { height:  566794 , difficulty:  1483768 , date:  "2015-07-18 19:01:26" },
  { height:  566795 , difficulty:  1486846 , date:  "2015-07-18 19:04:26" },
  { height:  566796 , difficulty:  1482358 , date:  "2015-07-18 19:07:21" },
  { height:  566797 , difficulty:  1478013 , date:  "2015-07-18 19:07:48" },
  { height:  566798 , difficulty:  1478043 , date:  "2015-07-18 19:08:28" },
  { height:  566799 , difficulty:  1474984 , date:  "2015-07-18 19:09:37" },
  { height:  566800 , difficulty:  1478350 , date:  "2015-07-18 19:09:56" },
  { height:  566801 , difficulty:  1479710 , date:  "2015-07-18 19:10:04" },
  { height:  566802 , difficulty:  1478398 , date:  "2015-07-18 19:10:22" },
  { height:  566803 , difficulty:  1476456 , date:  "2015-07-18 19:12:53" },
  { height:  566804 , difficulty:  1474097 , date:  "2015-07-18 19:14:12" },
  { height:  566805 , difficulty:  1481483 , date:  "2015-07-18 19:14:19" },
  { height:  566806 , difficulty:  1481010 , date:  "2015-07-18 19:14:25" },
  { height:  566807 , difficulty:  1478173 , date:  "2015-07-18 19:16:19" },
  { height:  566808 , difficulty:  1472941 , date:  "2015-07-18 19:16:23" },
  { height:  566809 , difficulty:  1473742 , date:  "2015-07-18 19:16:25" },
  { height:  566810 , difficulty:  1476290 , date:  "2015-07-18 19:16:51" },
  { height:  566811 , difficulty:  1476372 , date:  "2015-07-18 19:17:07" },
  { height:  566812 , difficulty:  1475786 , date:  "2015-07-18 19:18:20" },
  { height:  566813 , difficulty:  1475191 , date:  "2015-07-18 19:19:03" },
  { height:  566814 , difficulty:  1468760 , date:  "2015-07-18 19:20:07" },
  { height:  566815 , difficulty:  1468542 , date:  "2015-07-18 19:20:40" },
  { height:  566816 , difficulty:  1472543 , date:  "2015-07-18 19:21:50" },
  { height:  566817 , difficulty:  1472620 , date:  "2015-07-18 19:23:39" },
  { height:  566818 , difficulty:  1473150 , date:  "2015-07-18 19:23:42" },
  { height:  566819 , difficulty:  1469539 , date:  "2015-07-18 19:23:52" },
  { height:  566820 , difficulty:  1470792 , date:  "2015-07-18 19:24:08" },
  { height:  566821 , difficulty:  1474089 , date:  "2015-07-18 19:24:28" },
  { height:  566822 , difficulty:  1471457 , date:  "2015-07-18 19:24:43" },
  { height:  566823 , difficulty:  1471852 , date:  "2015-07-18 19:27:38" },
  { height:  566824 , difficulty:  1469943 , date:  "2015-07-18 19:27:57" },
  { height:  566825 , difficulty:  1470063 , date:  "2015-07-18 19:29:47" },
  { height:  566826 , difficulty:  1469977 , date:  "2015-07-18 19:31:43" },
  { height:  566827 , difficulty:  1475802 , date:  "2015-07-18 19:32:17" },
  { height:  566828 , difficulty:  1475246 , date:  "2015-07-18 19:32:19" },
  { height:  566829 , difficulty:  1472246 , date:  "2015-07-18 19:32:42" },
  { height:  566830 , difficulty:  1474927 , date:  "2015-07-18 19:32:54" },
  { height:  566831 , difficulty:  1474562 , date:  "2015-07-18 19:32:59" },
  { height:  566832 , difficulty:  1476531 , date:  "2015-07-18 19:34:31" },
  { height:  566833 , difficulty:  1476606 , date:  "2015-07-18 19:34:34" },
  { height:  566834 , difficulty:  1475804 , date:  "2015-07-18 19:38:13" },
  { height:  566835 , difficulty:  1469370 , date:  "2015-07-18 19:38:14" },
  { height:  566836 , difficulty:  1472180 , date:  "2015-07-18 19:40:16" },
  { height:  566837 , difficulty:  1470078 , date:  "2015-07-18 19:40:22" },
  { height:  566838 , difficulty:  1470870 , date:  "2015-07-18 19:42:05" },
  { height:  566839 , difficulty:  1457985 , date:  "2015-07-18 19:43:04" },
  { height:  566840 , difficulty:  1460199 , date:  "2015-07-18 19:47:06" },
  { height:  566841 , difficulty:  1458997 , date:  "2015-07-18 19:47:53" },
  { height:  566842 , difficulty:  1460071 , date:  "2015-07-18 19:48:00" },
  { height:  566843 , difficulty:  1453406 , date:  "2015-07-18 19:48:14" },
  { height:  566844 , difficulty:  1462951 , date:  "2015-07-18 19:48:20" },
  { height:  566845 , difficulty:  1458327 , date:  "2015-07-18 19:48:27" },
  { height:  566846 , difficulty:  1458104 , date:  "2015-07-18 19:48:47" },
  { height:  566847 , difficulty:  1461658 , date:  "2015-07-18 19:50:20" },
  { height:  566848 , difficulty:  1463414 , date:  "2015-07-18 19:51:24" },
  { height:  566849 , difficulty:  1463267 , date:  "2015-07-18 19:52:07" },
  { height:  566850 , difficulty:  1462169 , date:  "2015-07-18 19:54:42" },
  { height:  566851 , difficulty:  1460015 , date:  "2015-07-18 19:58:40" },
  { height:  566852 , difficulty:  1459142 , date:  "2015-07-18 20:01:52" },
  { height:  566853 , difficulty:  1457662 , date:  "2015-07-18 20:01:56" },
  { height:  566854 , difficulty:  1463865 , date:  "2015-07-18 20:03:26" },
  { height:  566855 , difficulty:  1464238 , date:  "2015-07-18 20:06:21" },
  { height:  566856 , difficulty:  1457267 , date:  "2015-07-18 20:06:58" },
  { height:  566857 , difficulty:  1457006 , date:  "2015-07-18 20:07:35" },
  { height:  566858 , difficulty:  1455420 , date:  "2015-07-18 20:08:12" },
  { height:  566859 , difficulty:  1462047 , date:  "2015-07-18 20:09:42" },
  { height:  566860 , difficulty:  1460399 , date:  "2015-07-18 20:09:45" },
  { height:  566861 , difficulty:  1460376 , date:  "2015-07-18 20:10:12" },
  { height:  566862 , difficulty:  1460532 , date:  "2015-07-18 20:11:29" },
  { height:  566863 , difficulty:  1452920 , date:  "2015-07-18 20:11:33" },
  { height:  566864 , difficulty:  1457131 , date:  "2015-07-18 20:16:07" },
  { height:  566865 , difficulty:  1449509 , date:  "2015-07-18 20:18:19" },
  { height:  566866 , difficulty:  1449051 , date:  "2015-07-18 20:18:22" },
  { height:  566867 , difficulty:  1448067 , date:  "2015-07-18 20:18:32" },
  { height:  566868 , difficulty:  1447471 , date:  "2015-07-18 20:19:28" },
  { height:  566869 , difficulty:  1449713 , date:  "2015-07-18 20:21:08" },
  { height:  566870 , difficulty:  1449143 , date:  "2015-07-18 20:21:59" },
  { height:  566871 , difficulty:  1443208 , date:  "2015-07-18 20:22:22" },
  { height:  566872 , difficulty:  1436603 , date:  "2015-07-18 20:23:17" },
  { height:  566873 , difficulty:  1440049 , date:  "2015-07-18 20:24:05" },
  { height:  566874 , difficulty:  1438597 , date:  "2015-07-18 20:24:09" },
  { height:  566875 , difficulty:  1436002 , date:  "2015-07-18 20:25:40" },
  { height:  566876 , difficulty:  1435581 , date:  "2015-07-18 20:25:43" },
  { height:  566877 , difficulty:  1436773 , date:  "2015-07-18 20:27:20" },
  { height:  566878 , difficulty:  1437250 , date:  "2015-07-18 20:27:26" },
  { height:  566879 , difficulty:  1435174 , date:  "2015-07-18 20:29:41" },
  { height:  566880 , difficulty:  1438389 , date:  "2015-07-18 20:29:45" },
  { height:  566881 , difficulty:  1441995 , date:  "2015-07-18 20:31:20" },
  { height:  566882 , difficulty:  1444900 , date:  "2015-07-18 20:35:31" },
  { height:  566883 , difficulty:  1441096 , date:  "2015-07-18 20:36:01" },
  { height:  566884 , difficulty:  1443926 , date:  "2015-07-18 20:36:51" },
  { height:  566885 , difficulty:  1444901 , date:  "2015-07-18 20:37:22" },
  { height:  566886 , difficulty:  1452710 , date:  "2015-07-18 20:38:17" },
  { height:  566887 , difficulty:  1452292 , date:  "2015-07-18 20:38:24" },
  { height:  566888 , difficulty:  1454080 , date:  "2015-07-18 20:40:58" },
  { height:  566889 , difficulty:  1455628 , date:  "2015-07-18 20:42:24" },
  { height:  566890 , difficulty:  1455440 , date:  "2015-07-18 20:42:50" },
  { height:  566891 , difficulty:  1456497 , date:  "2015-07-18 20:43:29" },
  { height:  566892 , difficulty:  1455789 , date:  "2015-07-18 20:44:37" },
  { height:  566893 , difficulty:  1456897 , date:  "2015-07-18 20:44:40" },
  { height:  566894 , difficulty:  1458444 , date:  "2015-07-18 20:49:24" },
  { height:  566895 , difficulty:  1459713 , date:  "2015-07-18 20:49:46" },
  { height:  566896 , difficulty:  1462861 , date:  "2015-07-18 20:55:01" },
  { height:  566897 , difficulty:  1462726 , date:  "2015-07-18 20:56:06" },
  { height:  566898 , difficulty:  1466172 , date:  "2015-07-18 20:56:13" },
  { height:  566899 , difficulty:  1459323 , date:  "2015-07-18 20:56:15" },
  { height:  566900 , difficulty:  1459748 , date:  "2015-07-18 20:56:21" },
  { height:  566901 , difficulty:  1459680 , date:  "2015-07-18 20:56:49" },
  { height:  566902 , difficulty:  1460532 , date:  "2015-07-18 20:57:12" },
  { height:  566903 , difficulty:  1460107 , date:  "2015-07-18 21:00:27" },
  { height:  566904 , difficulty:  1460896 , date:  "2015-07-18 21:00:33" },
  { height:  566905 , difficulty:  1461882 , date:  "2015-07-18 21:01:22" },
  { height:  566906 , difficulty:  1466709 , date:  "2015-07-18 21:02:32" },
  { height:  566907 , difficulty:  1470075 , date:  "2015-07-18 21:02:47" },
  { height:  566908 , difficulty:  1467550 , date:  "2015-07-18 21:04:32" },
  { height:  566909 , difficulty:  1468917 , date:  "2015-07-18 21:05:15" },
  { height:  566910 , difficulty:  1460090 , date:  "2015-07-18 21:05:48" },
  { height:  566911 , difficulty:  1461754 , date:  "2015-07-18 21:06:01" },
  { height:  566912 , difficulty:  1460263 , date:  "2015-07-18 21:08:30" },
  { height:  566913 , difficulty:  1462047 , date:  "2015-07-18 21:08:53" },
  { height:  566914 , difficulty:  1458362 , date:  "2015-07-18 21:09:52" },
  { height:  566915 , difficulty:  1468225 , date:  "2015-07-18 21:09:58" },
  { height:  566916 , difficulty:  1458811 , date:  "2015-07-18 21:10:00" },
  { height:  566917 , difficulty:  1457422 , date:  "2015-07-18 21:11:54" },
  { height:  566918 , difficulty:  1457406 , date:  "2015-07-18 21:12:05" },
  { height:  566919 , difficulty:  1458270 , date:  "2015-07-18 21:15:10" },
  { height:  566920 , difficulty:  1460334 , date:  "2015-07-18 21:15:26" },
  { height:  566921 , difficulty:  1460848 , date:  "2015-07-18 21:15:59" },
  { height:  566922 , difficulty:  1460302 , date:  "2015-07-18 21:16:18" },
  { height:  566923 , difficulty:  1461025 , date:  "2015-07-18 21:16:40" },
  { height:  566924 , difficulty:  1458553 , date:  "2015-07-18 21:17:36" },
  { height:  566925 , difficulty:  1457087 , date:  "2015-07-18 21:17:41" },
  { height:  566926 , difficulty:  1451958 , date:  "2015-07-18 21:18:15" },
  { height:  566927 , difficulty:  1446421 , date:  "2015-07-18 21:20:34" },
  { height:  566928 , difficulty:  1438882 , date:  "2015-07-18 21:20:37" },
  { height:  566929 , difficulty:  1440029 , date:  "2015-07-18 21:21:10" },
  { height:  566930 , difficulty:  1441708 , date:  "2015-07-18 21:22:08" },
  { height:  566931 , difficulty:  1436610 , date:  "2015-07-18 21:22:12" },
  { height:  566932 , difficulty:  1442160 , date:  "2015-07-18 21:22:14" },
  { height:  566933 , difficulty:  1440856 , date:  "2015-07-18 21:23:21" },
  { height:  566934 , difficulty:  1440812 , date:  "2015-07-18 21:23:39" },
  { height:  566935 , difficulty:  1437519 , date:  "2015-07-18 21:24:56" },
  { height:  566936 , difficulty:  1440005 , date:  "2015-07-18 21:25:17" },
  { height:  566937 , difficulty:  1442499 , date:  "2015-07-18 21:28:14" },
  { height:  566938 , difficulty:  1450126 , date:  "2015-07-18 21:28:52" },
  { height:  566939 , difficulty:  1450112 , date:  "2015-07-18 21:29:11" },
  { height:  566940 , difficulty:  1442289 , date:  "2015-07-18 21:30:57" },
  { height:  566941 , difficulty:  1437277 , date:  "2015-07-18 21:31:40" },
  { height:  566942 , difficulty:  1442027 , date:  "2015-07-18 21:33:03" },
  { height:  566943 , difficulty:  1441813 , date:  "2015-07-18 21:33:44" },
  { height:  566944 , difficulty:  1440999 , date:  "2015-07-18 21:35:02" },
  { height:  566945 , difficulty:  1437640 , date:  "2015-07-18 21:35:19" },
  { height:  566946 , difficulty:  1436290 , date:  "2015-07-18 21:35:25" },
  { height:  566947 , difficulty:  1437875 , date:  "2015-07-18 21:35:35" },
  { height:  566948 , difficulty:  1436580 , date:  "2015-07-18 21:35:37" },
  { height:  566949 , difficulty:  1439617 , date:  "2015-07-18 21:36:00" },
  { height:  566950 , difficulty:  1440255 , date:  "2015-07-18 21:37:06" },
  { height:  566951 , difficulty:  1437858 , date:  "2015-07-18 21:37:36" },
  { height:  566952 , difficulty:  1445817 , date:  "2015-07-18 21:37:40" },
  { height:  566953 , difficulty:  1442076 , date:  "2015-07-18 21:42:38" },
  { height:  566954 , difficulty:  1443405 , date:  "2015-07-18 21:42:55" },
  { height:  566955 , difficulty:  1448353 , date:  "2015-07-18 21:44:24" },
  { height:  566956 , difficulty:  1449310 , date:  "2015-07-18 21:44:28" },
  { height:  566957 , difficulty:  1446968 , date:  "2015-07-18 21:45:04" },
  { height:  566958 , difficulty:  1437071 , date:  "2015-07-18 21:45:54" },
  { height:  566959 , difficulty:  1437592 , date:  "2015-07-18 21:46:31" },
  { height:  566960 , difficulty:  1436003 , date:  "2015-07-18 21:48:15" },
  { height:  566961 , difficulty:  1435633 , date:  "2015-07-18 21:49:07" },
  { height:  566962 , difficulty:  1433725 , date:  "2015-07-18 21:50:49" },
  { height:  566963 , difficulty:  1435728 , date:  "2015-07-18 21:51:15" },
  { height:  566964 , difficulty:  1432813 , date:  "2015-07-18 21:52:25" },
  { height:  566965 , difficulty:  1429718 , date:  "2015-07-18 21:52:37" },
  { height:  566966 , difficulty:  1432405 , date:  "2015-07-18 21:53:00" },
  { height:  566967 , difficulty:  1431706 , date:  "2015-07-18 21:54:04" },
  { height:  566968 , difficulty:  1429180 , date:  "2015-07-18 21:54:55" },
  { height:  566969 , difficulty:  1432966 , date:  "2015-07-18 21:58:55" },
  { height:  566970 , difficulty:  1422211 , date:  "2015-07-18 21:59:19" },
  { height:  566971 , difficulty:  1425574 , date:  "2015-07-18 21:59:29" },
  { height:  566972 , difficulty:  1413649 , date:  "2015-07-18 22:02:35" },
  { height:  566973 , difficulty:  1411470 , date:  "2015-07-18 22:02:40" },
  { height:  566974 , difficulty:  1417544 , date:  "2015-07-18 22:02:55" },
  { height:  566975 , difficulty:  1424267 , date:  "2015-07-18 22:05:40" },
  { height:  566976 , difficulty:  1427022 , date:  "2015-07-18 22:05:45" },
  { height:  566977 , difficulty:  1427003 , date:  "2015-07-18 22:05:47" },
  { height:  566978 , difficulty:  1428731 , date:  "2015-07-18 22:09:34" },
  { height:  566979 , difficulty:  1423068 , date:  "2015-07-18 22:09:39" },
  { height:  566980 , difficulty:  1430897 , date:  "2015-07-18 22:11:49" },
  { height:  566981 , difficulty:  1429048 , date:  "2015-07-18 22:12:27" },
  { height:  566982 , difficulty:  1429576 , date:  "2015-07-18 22:13:18" },
  { height:  566983 , difficulty:  1430190 , date:  "2015-07-18 22:14:19" },
  { height:  566984 , difficulty:  1427770 , date:  "2015-07-18 22:15:23" },
  { height:  566985 , difficulty:  1430434 , date:  "2015-07-18 22:15:49" },
  { height:  566986 , difficulty:  1429395 , date:  "2015-07-18 22:16:13" },
  { height:  566987 , difficulty:  1429875 , date:  "2015-07-18 22:16:33" },
  { height:  566988 , difficulty:  1428146 , date:  "2015-07-18 22:17:10" },
  { height:  566989 , difficulty:  1427469 , date:  "2015-07-18 22:17:14" },
  { height:  566990 , difficulty:  1425858 , date:  "2015-07-18 22:19:05" },
  { height:  566991 , difficulty:  1430667 , date:  "2015-07-18 22:20:44" },
  { height:  566992 , difficulty:  1432213 , date:  "2015-07-18 22:20:50" },
  { height:  566993 , difficulty:  1430444 , date:  "2015-07-18 22:23:22" },
  { height:  566994 , difficulty:  1434479 , date:  "2015-07-18 22:25:06" },
  { height:  566995 , difficulty:  1428117 , date:  "2015-07-18 22:25:10" },
  { height:  566996 , difficulty:  1431287 , date:  "2015-07-18 22:25:29" },
  { height:  566997 , difficulty:  1430145 , date:  "2015-07-18 22:25:50" },
  { height:  566998 , difficulty:  1429663 , date:  "2015-07-18 22:27:15" },
  { height:  566999 , difficulty:  1430235 , date:  "2015-07-18 22:27:46" },
  { height:  567000 , difficulty:  1432820 , date:  "2015-07-18 22:27:55" },
  { height:  567001 , difficulty:  1432829 , date:  "2015-07-18 22:28:39" },
  { height:  567002 , difficulty:  1439607 , date:  "2015-07-18 22:29:02" },
  { height:  567003 , difficulty:  1437597 , date:  "2015-07-18 22:29:08" },
  { height:  567004 , difficulty:  1437607 , date:  "2015-07-18 22:29:38" },
  { height:  567005 , difficulty:  1437967 , date:  "2015-07-18 22:29:53" },
  { height:  567006 , difficulty:  1437121 , date:  "2015-07-18 22:33:16" },
  { height:  567007 , difficulty:  1438977 , date:  "2015-07-18 22:33:23" },
  { height:  567008 , difficulty:  1442951 , date:  "2015-07-18 22:33:42" },
  { height:  567009 , difficulty:  1441551 , date:  "2015-07-18 22:34:13" },
  { height:  567010 , difficulty:  1448714 , date:  "2015-07-18 22:34:32" },
  { height:  567011 , difficulty:  1446049 , date:  "2015-07-18 22:36:54" },
  { height:  567012 , difficulty:  1448789 , date:  "2015-07-18 22:36:58" },
  { height:  567013 , difficulty:  1444019 , date:  "2015-07-18 22:37:55" },
  { height:  567014 , difficulty:  1443174 , date:  "2015-07-18 22:40:49" },
  { height:  567015 , difficulty:  1445815 , date:  "2015-07-18 22:41:12" },
  { height:  567016 , difficulty:  1442623 , date:  "2015-07-18 22:43:56" },
  { height:  567017 , difficulty:  1442743 , date:  "2015-07-18 22:44:03" },
  { height:  567018 , difficulty:  1441614 , date:  "2015-07-18 22:45:11" },
  { height:  567019 , difficulty:  1441027 , date:  "2015-07-18 22:47:12" },
  { height:  567020 , difficulty:  1438547 , date:  "2015-07-18 22:48:24" },
  { height:  567021 , difficulty:  1441537 , date:  "2015-07-18 22:48:30" },
  { height:  567022 , difficulty:  1441485 , date:  "2015-07-18 22:48:35" },
  { height:  567023 , difficulty:  1444758 , date:  "2015-07-18 22:49:10" },
  { height:  567024 , difficulty:  1449481 , date:  "2015-07-18 22:49:14" },
  { height:  567025 , difficulty:  1448720 , date:  "2015-07-18 22:49:27" },
  { height:  567026 , difficulty:  1447325 , date:  "2015-07-18 22:49:57" },
  { height:  567027 , difficulty:  1446402 , date:  "2015-07-18 22:50:07" },
  { height:  567028 , difficulty:  1449488 , date:  "2015-07-18 22:50:23" },
  { height:  567029 , difficulty:  1440409 , date:  "2015-07-18 22:52:46" },
  { height:  567030 , difficulty:  1439986 , date:  "2015-07-18 22:54:07" },
  { height:  567031 , difficulty:  1441871 , date:  "2015-07-18 22:55:53" },
  { height:  567032 , difficulty:  1444313 , date:  "2015-07-18 22:58:04" },
  { height:  567033 , difficulty:  1451069 , date:  "2015-07-18 22:58:49" },
  { height:  567034 , difficulty:  1449277 , date:  "2015-07-18 22:59:02" },
  { height:  567035 , difficulty:  1448363 , date:  "2015-07-18 22:59:02" },
  { height:  567036 , difficulty:  1445526 , date:  "2015-07-18 22:59:06" },
  { height:  567037 , difficulty:  1443650 , date:  "2015-07-18 22:59:14" },
  { height:  567038 , difficulty:  1440709 , date:  "2015-07-18 22:59:21" },
  { height:  567039 , difficulty:  1447912 , date:  "2015-07-18 23:02:11" },
  { height:  567040 , difficulty:  1447262 , date:  "2015-07-18 23:03:39" },
  { height:  567041 , difficulty:  1450392 , date:  "2015-07-18 23:04:25" },
  { height:  567042 , difficulty:  1449536 , date:  "2015-07-18 23:04:49" },
  { height:  567043 , difficulty:  1451597 , date:  "2015-07-18 23:06:05" },
  { height:  567044 , difficulty:  1457759 , date:  "2015-07-18 23:06:09" },
  { height:  567045 , difficulty:  1454070 , date:  "2015-07-18 23:06:30" },
  { height:  567046 , difficulty:  1453146 , date:  "2015-07-18 23:08:32" },
  { height:  567047 , difficulty:  1455605 , date:  "2015-07-18 23:08:37" },
  { height:  567048 , difficulty:  1448295 , date:  "2015-07-18 23:12:13" },
  { height:  567049 , difficulty:  1448633 , date:  "2015-07-18 23:12:59" },
  { height:  567050 , difficulty:  1448195 , date:  "2015-07-18 23:13:43" },
  { height:  567051 , difficulty:  1449209 , date:  "2015-07-18 23:13:51" },
  { height:  567052 , difficulty:  1451793 , date:  "2015-07-18 23:16:12" },
  { height:  567053 , difficulty:  1452457 , date:  "2015-07-18 23:16:35" },
  { height:  567054 , difficulty:  1443989 , date:  "2015-07-18 23:17:12" },
  { height:  567055 , difficulty:  1450216 , date:  "2015-07-18 23:19:44" },
  { height:  567056 , difficulty:  1449696 , date:  "2015-07-18 23:20:04" },
  { height:  567057 , difficulty:  1452895 , date:  "2015-07-18 23:20:10" },
  { height:  567058 , difficulty:  1450849 , date:  "2015-07-18 23:20:43" },
  { height:  567059 , difficulty:  1451208 , date:  "2015-07-18 23:21:40" },
  { height:  567060 , difficulty:  1449283 , date:  "2015-07-18 23:22:16" },
  { height:  567061 , difficulty:  1453132 , date:  "2015-07-18 23:23:30" },
  { height:  567062 , difficulty:  1453937 , date:  "2015-07-18 23:24:02" },
  { height:  567063 , difficulty:  1456516 , date:  "2015-07-18 23:25:50" },
  { height:  567064 , difficulty:  1456196 , date:  "2015-07-18 23:25:56" },
  { height:  567065 , difficulty:  1461337 , date:  "2015-07-18 23:27:36" },
  { height:  567066 , difficulty:  1460151 , date:  "2015-07-18 23:27:39" },
  { height:  567067 , difficulty:  1456355 , date:  "2015-07-18 23:28:20" },
  { height:  567068 , difficulty:  1456281 , date:  "2015-07-18 23:28:56" },
  { height:  567069 , difficulty:  1450300 , date:  "2015-07-18 23:30:31" },
  { height:  567070 , difficulty:  1446804 , date:  "2015-07-18 23:30:34" },
  { height:  567071 , difficulty:  1448127 , date:  "2015-07-18 23:30:38" },
  { height:  567072 , difficulty:  1450015 , date:  "2015-07-18 23:31:04" },
  { height:  567073 , difficulty:  1450420 , date:  "2015-07-18 23:31:59" },
  { height:  567074 , difficulty:  1448584 , date:  "2015-07-18 23:32:43" },
  { height:  567075 , difficulty:  1448498 , date:  "2015-07-18 23:34:04" },
  { height:  567076 , difficulty:  1448903 , date:  "2015-07-18 23:34:27" },
  { height:  567077 , difficulty:  1447231 , date:  "2015-07-18 23:34:43" },
  { height:  567078 , difficulty:  1449814 , date:  "2015-07-18 23:34:49" },
  { height:  567079 , difficulty:  1450802 , date:  "2015-07-18 23:36:16" },
  { height:  567080 , difficulty:  1452908 , date:  "2015-07-18 23:36:34" },
  { height:  567081 , difficulty:  1452287 , date:  "2015-07-18 23:37:08" },
  { height:  567082 , difficulty:  1445669 , date:  "2015-07-18 23:37:17" },
  { height:  567083 , difficulty:  1446602 , date:  "2015-07-18 23:37:54" },
  { height:  567084 , difficulty:  1446901 , date:  "2015-07-18 23:38:30" },
  { height:  567085 , difficulty:  1446758 , date:  "2015-07-18 23:39:10" },
  { height:  567086 , difficulty:  1446990 , date:  "2015-07-18 23:41:19" },
  { height:  567087 , difficulty:  1444107 , date:  "2015-07-18 23:42:54" },
  { height:  567088 , difficulty:  1444058 , date:  "2015-07-18 23:43:39" },
  { height:  567089 , difficulty:  1442894 , date:  "2015-07-18 23:44:25" },
  { height:  567090 , difficulty:  1436487 , date:  "2015-07-18 23:46:57" },
  { height:  567091 , difficulty:  1439275 , date:  "2015-07-18 23:47:30" },
  { height:  567092 , difficulty:  1435527 , date:  "2015-07-18 23:47:33" },
  { height:  567093 , difficulty:  1435831 , date:  "2015-07-18 23:49:18" },
  { height:  567094 , difficulty:  1437858 , date:  "2015-07-18 23:51:31" },
  { height:  567095 , difficulty:  1434309 , date:  "2015-07-18 23:53:26" },
  { height:  567096 , difficulty:  1436599 , date:  "2015-07-18 23:56:53" },
  { height:  567097 , difficulty:  1438506 , date:  "2015-07-18 23:56:57" },
  { height:  567098 , difficulty:  1440890 , date:  "2015-07-18 23:57:40" },
  { height:  567099 , difficulty:  1441668 , date:  "2015-07-18 23:58:11" },
  { height:  567100 , difficulty:  1441745 , date:  "2015-07-18 23:58:28" },
  { height:  567101 , difficulty:  1443076 , date:  "2015-07-19 00:00:15" },
  { height:  567102 , difficulty:  1445481 , date:  "2015-07-19 00:00:39" },
  { height:  567103 , difficulty:  1451894 , date:  "2015-07-19 00:01:36" },
  { height:  567104 , difficulty:  1451362 , date:  "2015-07-19 00:02:53" },
  { height:  567105 , difficulty:  1445628 , date:  "2015-07-19 00:02:57" },
  { height:  567106 , difficulty:  1443180 , date:  "2015-07-19 00:10:42" },
  { height:  567107 , difficulty:  1440080 , date:  "2015-07-19 00:12:15" },
  { height:  567108 , difficulty:  1435581 , date:  "2015-07-19 00:13:23" },
  { height:  567109 , difficulty:  1434061 , date:  "2015-07-19 00:14:53" },
  { height:  567110 , difficulty:  1434181 , date:  "2015-07-19 00:15:36" },
  { height:  567111 , difficulty:  1436492 , date:  "2015-07-19 00:15:50" },
  { height:  567112 , difficulty:  1436524 , date:  "2015-07-19 00:16:10" },
  { height:  567113 , difficulty:  1436629 , date:  "2015-07-19 00:16:44" },
  { height:  567114 , difficulty:  1442054 , date:  "2015-07-19 00:18:46" },
  { height:  567115 , difficulty:  1435935 , date:  "2015-07-19 00:20:55" },
  { height:  567116 , difficulty:  1432716 , date:  "2015-07-19 00:21:45" },
  { height:  567117 , difficulty:  1434206 , date:  "2015-07-19 00:22:18" },
  { height:  567118 , difficulty:  1433461 , date:  "2015-07-19 00:22:23" },
  { height:  567119 , difficulty:  1431553 , date:  "2015-07-19 00:23:06" },
  { height:  567120 , difficulty:  1434117 , date:  "2015-07-19 00:26:17" },
  { height:  567121 , difficulty:  1441860 , date:  "2015-07-19 00:26:20" },
  { height:  567122 , difficulty:  1437149 , date:  "2015-07-19 00:28:13" },
  { height:  567123 , difficulty:  1440725 , date:  "2015-07-19 00:29:16" },
  { height:  567124 , difficulty:  1434485 , date:  "2015-07-19 00:29:47" },
  { height:  567125 , difficulty:  1435793 , date:  "2015-07-19 00:30:58" },
  { height:  567126 , difficulty:  1437959 , date:  "2015-07-19 00:31:14" },
  { height:  567127 , difficulty:  1437699 , date:  "2015-07-19 00:32:16" },
  { height:  567128 , difficulty:  1435210 , date:  "2015-07-19 00:33:24" },
  { height:  567129 , difficulty:  1435978 , date:  "2015-07-19 00:34:40" },
  { height:  567130 , difficulty:  1435044 , date:  "2015-07-19 00:38:06" },
  { height:  567131 , difficulty:  1430382 , date:  "2015-07-19 00:39:55" },
  { height:  567132 , difficulty:  1430681 , date:  "2015-07-19 00:40:14" },
  { height:  567133 , difficulty:  1430824 , date:  "2015-07-19 00:40:52" },
  { height:  567134 , difficulty:  1430534 , date:  "2015-07-19 00:40:57" },
  { height:  567135 , difficulty:  1432308 , date:  "2015-07-19 00:41:11" },
  { height:  567136 , difficulty:  1435533 , date:  "2015-07-19 00:43:14" },
  { height:  567137 , difficulty:  1433016 , date:  "2015-07-19 00:43:41" },
  { height:  567138 , difficulty:  1431990 , date:  "2015-07-19 00:44:11" },
  { height:  567139 , difficulty:  1435979 , date:  "2015-07-19 00:45:23" },
  { height:  567140 , difficulty:  1435976 , date:  "2015-07-19 00:46:05" },
  { height:  567141 , difficulty:  1432893 , date:  "2015-07-19 00:47:30" },
  { height:  567142 , difficulty:  1439462 , date:  "2015-07-19 00:48:06" },
  { height:  567143 , difficulty:  1438088 , date:  "2015-07-19 00:49:23" },
  { height:  567144 , difficulty:  1437148 , date:  "2015-07-19 00:49:35" },
  { height:  567145 , difficulty:  1434356 , date:  "2015-07-19 00:50:31" },
  { height:  567146 , difficulty:  1435045 , date:  "2015-07-19 00:50:40" },
  { height:  567147 , difficulty:  1451000 , date:  "2015-07-19 00:51:09" },
  { height:  567148 , difficulty:  1451432 , date:  "2015-07-19 00:51:50" },
  { height:  567149 , difficulty:  1452987 , date:  "2015-07-19 00:53:26" },
  { height:  567150 , difficulty:  1451411 , date:  "2015-07-19 00:54:15" },
  { height:  567151 , difficulty:  1456832 , date:  "2015-07-19 00:54:17" },
  { height:  567152 , difficulty:  1456201 , date:  "2015-07-19 00:54:21" },
  { height:  567153 , difficulty:  1460137 , date:  "2015-07-19 00:55:24" },
  { height:  567154 , difficulty:  1461488 , date:  "2015-07-19 00:57:05" },
  { height:  567155 , difficulty:  1458741 , date:  "2015-07-19 00:57:09" },
  { height:  567156 , difficulty:  1459813 , date:  "2015-07-19 00:57:30" },
  { height:  567157 , difficulty:  1459625 , date:  "2015-07-19 00:59:03" },
  { height:  567158 , difficulty:  1461618 , date:  "2015-07-19 00:59:22" },
  { height:  567159 , difficulty:  1460202 , date:  "2015-07-19 00:59:33" },
  { height:  567160 , difficulty:  1459517 , date:  "2015-07-19 01:00:10" },
  { height:  567161 , difficulty:  1458744 , date:  "2015-07-19 01:03:39" },
  { height:  567162 , difficulty:  1454057 , date:  "2015-07-19 01:03:44" },
  { height:  567163 , difficulty:  1450880 , date:  "2015-07-19 01:03:56" },
  { height:  567164 , difficulty:  1457793 , date:  "2015-07-19 01:06:13" },
  { height:  567165 , difficulty:  1459639 , date:  "2015-07-19 01:06:21" },
  { height:  567166 , difficulty:  1455644 , date:  "2015-07-19 01:07:15" },
  { height:  567167 , difficulty:  1455297 , date:  "2015-07-19 01:07:45" },
  { height:  567168 , difficulty:  1456547 , date:  "2015-07-19 01:08:59" },
  { height:  567169 , difficulty:  1452440 , date:  "2015-07-19 01:09:03" },
  { height:  567170 , difficulty:  1448205 , date:  "2015-07-19 01:09:25" },
  { height:  567171 , difficulty:  1444661 , date:  "2015-07-19 01:09:47" },
  { height:  567172 , difficulty:  1442092 , date:  "2015-07-19 01:11:29" },
  { height:  567173 , difficulty:  1442105 , date:  "2015-07-19 01:11:33" },
  { height:  567174 , difficulty:  1441923 , date:  "2015-07-19 01:12:03" },
  { height:  567175 , difficulty:  1445033 , date:  "2015-07-19 01:13:36" },
  { height:  567176 , difficulty:  1444414 , date:  "2015-07-19 01:14:00" },
  { height:  567177 , difficulty:  1440505 , date:  "2015-07-19 01:16:21" },
  { height:  567178 , difficulty:  1443561 , date:  "2015-07-19 01:18:50" },
  { height:  567179 , difficulty:  1441283 , date:  "2015-07-19 01:26:56" },
  { height:  567180 , difficulty:  1438421 , date:  "2015-07-19 01:27:41" },
  { height:  567181 , difficulty:  1441782 , date:  "2015-07-19 01:29:32" },
  { height:  567182 , difficulty:  1423690 , date:  "2015-07-19 01:29:58" },
  { height:  567183 , difficulty:  1422025 , date:  "2015-07-19 01:30:18" },
  { height:  567184 , difficulty:  1420164 , date:  "2015-07-19 01:34:03" },
  { height:  567185 , difficulty:  1424458 , date:  "2015-07-19 01:37:32" },
  { height:  567186 , difficulty:  1423010 , date:  "2015-07-19 01:37:38" },
  { height:  567187 , difficulty:  1423292 , date:  "2015-07-19 01:38:06" },
  { height:  567188 , difficulty:  1422494 , date:  "2015-07-19 01:38:29" },
  { height:  567189 , difficulty:  1427298 , date:  "2015-07-19 01:38:58" },
  { height:  567190 , difficulty:  1426696 , date:  "2015-07-19 01:39:20" },
  { height:  567191 , difficulty:  1421722 , date:  "2015-07-19 01:39:28" },
  { height:  567192 , difficulty:  1422917 , date:  "2015-07-19 01:39:52" },
  { height:  567193 , difficulty:  1423424 , date:  "2015-07-19 01:40:50" },
  { height:  567194 , difficulty:  1423803 , date:  "2015-07-19 01:42:41" },
  { height:  567195 , difficulty:  1431988 , date:  "2015-07-19 01:43:51" },
  { height:  567196 , difficulty:  1424679 , date:  "2015-07-19 01:43:55" },
  { height:  567197 , difficulty:  1426946 , date:  "2015-07-19 01:45:19" },
  { height:  567198 , difficulty:  1423900 , date:  "2015-07-19 01:45:23" },
  { height:  567199 , difficulty:  1421532 , date:  "2015-07-19 01:46:56" },
  { height:  567200 , difficulty:  1424282 , date:  "2015-07-19 01:48:16" },
  { height:  567201 , difficulty:  1421825 , date:  "2015-07-19 01:49:02" },
  { height:  567202 , difficulty:  1425936 , date:  "2015-07-19 01:50:07" },
  { height:  567203 , difficulty:  1427023 , date:  "2015-07-19 01:53:06" },
  { height:  567204 , difficulty:  1430096 , date:  "2015-07-19 01:53:11" },
  { height:  567205 , difficulty:  1427182 , date:  "2015-07-19 01:54:26" },
  { height:  567206 , difficulty:  1422037 , date:  "2015-07-19 01:54:31" },
  { height:  567207 , difficulty:  1417951 , date:  "2015-07-19 01:54:39" },
  { height:  567208 , difficulty:  1418509 , date:  "2015-07-19 01:55:16" },
  { height:  567209 , difficulty:  1417687 , date:  "2015-07-19 02:03:05" },
  { height:  567210 , difficulty:  1420006 , date:  "2015-07-19 02:03:23" },
  { height:  567211 , difficulty:  1424038 , date:  "2015-07-19 02:03:36" },
  { height:  567212 , difficulty:  1422912 , date:  "2015-07-19 02:03:42" },
  { height:  567213 , difficulty:  1422128 , date:  "2015-07-19 02:05:20" },
  { height:  567214 , difficulty:  1420996 , date:  "2015-07-19 02:05:08" },
  { height:  567215 , difficulty:  1421809 , date:  "2015-07-19 02:05:44" },
  { height:  567216 , difficulty:  1423545 , date:  "2015-07-19 02:05:46" },
  { height:  567217 , difficulty:  1421722 , date:  "2015-07-19 02:05:59" },
  { height:  567218 , difficulty:  1422966 , date:  "2015-07-19 02:06:07" },
  { height:  567219 , difficulty:  1420846 , date:  "2015-07-19 02:07:55" },
  { height:  567220 , difficulty:  1426718 , date:  "2015-07-19 02:12:54" },
  { height:  567221 , difficulty:  1424535 , date:  "2015-07-19 02:14:05" },
  { height:  567222 , difficulty:  1424433 , date:  "2015-07-19 02:14:35" },
  { height:  567223 , difficulty:  1425238 , date:  "2015-07-19 02:17:28" },
  { height:  567224 , difficulty:  1428727 , date:  "2015-07-19 02:17:47" },
  { height:  567225 , difficulty:  1425960 , date:  "2015-07-19 02:17:54" },
  { height:  567226 , difficulty:  1430854 , date:  "2015-07-19 02:18:03" },
  { height:  567227 , difficulty:  1435134 , date:  "2015-07-19 02:18:53" },
  { height:  567228 , difficulty:  1443284 , date:  "2015-07-19 02:20:42" },
  { height:  567229 , difficulty:  1441362 , date:  "2015-07-19 02:20:44" },
  { height:  567230 , difficulty:  1437512 , date:  "2015-07-19 02:21:26" },
  { height:  567231 , difficulty:  1441284 , date:  "2015-07-19 02:22:54" },
  { height:  567232 , difficulty:  1441384 , date:  "2015-07-19 02:23:17" },
  { height:  567233 , difficulty:  1437885 , date:  "2015-07-19 02:25:10" },
  { height:  567234 , difficulty:  1438851 , date:  "2015-07-19 02:26:43" },
  { height:  567235 , difficulty:  1439261 , date:  "2015-07-19 02:28:20" },
  { height:  567236 , difficulty:  1439155 , date:  "2015-07-19 02:29:23" },
  { height:  567237 , difficulty:  1431027 , date:  "2015-07-19 02:29:28" },
  { height:  567238 , difficulty:  1432230 , date:  "2015-07-19 02:29:32" },
  { height:  567239 , difficulty:  1437478 , date:  "2015-07-19 02:30:19" },
  { height:  567240 , difficulty:  1432145 , date:  "2015-07-19 02:31:20" },
  { height:  567241 , difficulty:  1437662 , date:  "2015-07-19 02:32:47" },
  { height:  567242 , difficulty:  1436923 , date:  "2015-07-19 02:33:10" },
  { height:  567243 , difficulty:  1436223 , date:  "2015-07-19 02:35:12" },
  { height:  567244 , difficulty:  1433990 , date:  "2015-07-19 02:35:14" },
  { height:  567245 , difficulty:  1440058 , date:  "2015-07-19 02:36:06" },
  { height:  567246 , difficulty:  1439256 , date:  "2015-07-19 02:37:31" },
  { height:  567247 , difficulty:  1439635 , date:  "2015-07-19 02:37:38" },
  { height:  567248 , difficulty:  1441723 , date:  "2015-07-19 02:38:13" },
  { height:  567249 , difficulty:  1447241 , date:  "2015-07-19 02:40:42" },
  { height:  567250 , difficulty:  1446106 , date:  "2015-07-19 02:40:47" },
  { height:  567251 , difficulty:  1443034 , date:  "2015-07-19 02:43:07" },
  { height:  567252 , difficulty:  1445815 , date:  "2015-07-19 02:43:12" },
  { height:  567253 , difficulty:  1442297 , date:  "2015-07-19 02:43:40" },
  { height:  567254 , difficulty:  1437229 , date:  "2015-07-19 02:44:25" },
  { height:  567255 , difficulty:  1418922 , date:  "2015-07-19 02:45:14" },
  { height:  567256 , difficulty:  1421710 , date:  "2015-07-19 02:45:21" },
  { height:  567257 , difficulty:  1419034 , date:  "2015-07-19 02:45:59" },
  { height:  567258 , difficulty:  1425966 , date:  "2015-07-19 02:48:48" },
  { height:  567259 , difficulty:  1425168 , date:  "2015-07-19 02:50:55" },
  { height:  567260 , difficulty:  1417274 , date:  "2015-07-19 02:51:40" },
  { height:  567261 , difficulty:  1413329 , date:  "2015-07-19 02:51:53" },
  { height:  567262 , difficulty:  1418636 , date:  "2015-07-19 02:52:15" },
  { height:  567263 , difficulty:  1419545 , date:  "2015-07-19 02:52:35" },
  { height:  567264 , difficulty:  1420484 , date:  "2015-07-19 02:53:40" },
  { height:  567265 , difficulty:  1427759 , date:  "2015-07-19 02:53:44" },
  { height:  567266 , difficulty:  1427989 , date:  "2015-07-19 02:55:01" },
  { height:  567267 , difficulty:  1428422 , date:  "2015-07-19 02:56:46" },
  { height:  567268 , difficulty:  1428082 , date:  "2015-07-19 02:57:04" },
  { height:  567269 , difficulty:  1439409 , date:  "2015-07-19 02:57:18" },
  { height:  567270 , difficulty:  1435240 , date:  "2015-07-19 02:58:22" },
  { height:  567271 , difficulty:  1433117 , date:  "2015-07-19 02:59:51" },
  { height:  567272 , difficulty:  1438778 , date:  "2015-07-19 02:59:58" },
  { height:  567273 , difficulty:  1441230 , date:  "2015-07-19 03:02:16" },
  { height:  567274 , difficulty:  1441134 , date:  "2015-07-19 03:03:21" },
  { height:  567275 , difficulty:  1440714 , date:  "2015-07-19 03:03:29" },
  { height:  567276 , difficulty:  1439949 , date:  "2015-07-19 03:04:43" },
  { height:  567277 , difficulty:  1440367 , date:  "2015-07-19 03:05:58" },
  { height:  567278 , difficulty:  1437828 , date:  "2015-07-19 03:06:51" },
  { height:  567279 , difficulty:  1433296 , date:  "2015-07-19 03:07:37" },
  { height:  567280 , difficulty:  1434212 , date:  "2015-07-19 03:08:26" },
  { height:  567281 , difficulty:  1437921 , date:  "2015-07-19 03:08:45" },
  { height:  567282 , difficulty:  1444789 , date:  "2015-07-19 03:10:55" },
  { height:  567283 , difficulty:  1444578 , date:  "2015-07-19 03:11:15" },
  { height:  567284 , difficulty:  1443213 , date:  "2015-07-19 03:11:20" },
  { height:  567285 , difficulty:  1425297 , date:  "2015-07-19 03:11:47" },
  { height:  567286 , difficulty:  1425327 , date:  "2015-07-19 03:12:28" },
  { height:  567287 , difficulty:  1427981 , date:  "2015-07-19 03:12:34" },
  { height:  567288 , difficulty:  1428068 , date:  "2015-07-19 03:13:22" },
  { height:  567289 , difficulty:  1425031 , date:  "2015-07-19 03:13:46" },
  { height:  567290 , difficulty:  1434532 , date:  "2015-07-19 03:15:37" },
  { height:  567291 , difficulty:  1433790 , date:  "2015-07-19 03:15:38" },
  { height:  567292 , difficulty:  1434509 , date:  "2015-07-19 03:15:38" },
  { height:  567293 , difficulty:  1436568 , date:  "2015-07-19 03:15:50" },
  { height:  567294 , difficulty:  1439985 , date:  "2015-07-19 03:18:27" },
  { height:  567295 , difficulty:  1435878 , date:  "2015-07-19 03:18:29" },
  { height:  567296 , difficulty:  1426414 , date:  "2015-07-19 03:18:35" },
  { height:  567297 , difficulty:  1423704 , date:  "2015-07-19 03:19:35" },
  { height:  567298 , difficulty:  1426123 , date:  "2015-07-19 03:19:37" },
  { height:  567299 , difficulty:  1421285 , date:  "2015-07-19 03:19:49" },
  { height:  567300 , difficulty:  1426042 , date:  "2015-07-19 03:22:50" },
  { height:  567301 , difficulty:  1428554 , date:  "2015-07-19 03:24:56" },
  { height:  567302 , difficulty:  1428901 , date:  "2015-07-19 03:25:52" },
  { height:  567303 , difficulty:  1428046 , date:  "2015-07-19 03:25:54" },
  { height:  567304 , difficulty:  1424261 , date:  "2015-07-19 03:26:26" },
  { height:  567305 , difficulty:  1424239 , date:  "2015-07-19 03:26:55" },
  { height:  567306 , difficulty:  1424791 , date:  "2015-07-19 03:26:57" },
  { height:  567307 , difficulty:  1421632 , date:  "2015-07-19 03:27:22" },
  { height:  567308 , difficulty:  1421302 , date:  "2015-07-19 03:28:19" },
  { height:  567309 , difficulty:  1417226 , date:  "2015-07-19 03:28:47" },
  { height:  567310 , difficulty:  1413788 , date:  "2015-07-19 03:29:02" },
  { height:  567311 , difficulty:  1410139 , date:  "2015-07-19 03:31:19" },
  { height:  567312 , difficulty:  1411336 , date:  "2015-07-19 03:33:19" },
  { height:  567313 , difficulty:  1412138 , date:  "2015-07-19 03:33:53" },
  { height:  567314 , difficulty:  1415587 , date:  "2015-07-19 03:35:03" },
  { height:  567315 , difficulty:  1416296 , date:  "2015-07-19 03:36:09" },
  { height:  567316 , difficulty:  1413964 , date:  "2015-07-19 03:36:30" },
  { height:  567317 , difficulty:  1412719 , date:  "2015-07-19 03:36:38" },
  { height:  567318 , difficulty:  1417141 , date:  "2015-07-19 03:37:32" },
  { height:  567319 , difficulty:  1414007 , date:  "2015-07-19 03:37:37" },
  { height:  567320 , difficulty:  1414617 , date:  "2015-07-19 03:37:49" },
  { height:  567321 , difficulty:  1417705 , date:  "2015-07-19 03:39:36" },
  { height:  567322 , difficulty:  1414529 , date:  "2015-07-19 03:40:13" },
  { height:  567323 , difficulty:  1414270 , date:  "2015-07-19 03:40:15" },
  { height:  567324 , difficulty:  1416123 , date:  "2015-07-19 03:40:29" },
  { height:  567325 , difficulty:  1410866 , date:  "2015-07-19 03:41:57" },
  { height:  567326 , difficulty:  1412756 , date:  "2015-07-19 03:42:02" },
  { height:  567327 , difficulty:  1408293 , date:  "2015-07-19 03:42:10" },
  { height:  567328 , difficulty:  1415242 , date:  "2015-07-19 03:44:45" },
  { height:  567329 , difficulty:  1414590 , date:  "2015-07-19 03:45:52" },
  { height:  567330 , difficulty:  1413047 , date:  "2015-07-19 03:46:04" },
  { height:  567331 , difficulty:  1415380 , date:  "2015-07-19 03:46:27" },
  { height:  567332 , difficulty:  1418580 , date:  "2015-07-19 03:47:59" },
  { height:  567333 , difficulty:  1417199 , date:  "2015-07-19 03:48:05" },
  { height:  567334 , difficulty:  1416265 , date:  "2015-07-19 03:48:31" },
  { height:  567335 , difficulty:  1411425 , date:  "2015-07-19 03:48:46" },
  { height:  567336 , difficulty:  1411470 , date:  "2015-07-19 03:51:27" },
  { height:  567337 , difficulty:  1412424 , date:  "2015-07-19 03:52:04" },
  { height:  567338 , difficulty:  1412432 , date:  "2015-07-19 03:52:38" },
  { height:  567339 , difficulty:  1412436 , date:  "2015-07-19 03:52:44" },
  { height:  567340 , difficulty:  1412367 , date:  "2015-07-19 03:52:46" },
  { height:  567341 , difficulty:  1413889 , date:  "2015-07-19 03:54:09" },
  { height:  567342 , difficulty:  1414335 , date:  "2015-07-19 03:54:24" },
  { height:  567343 , difficulty:  1414275 , date:  "2015-07-19 03:57:34" },
  { height:  567344 , difficulty:  1416673 , date:  "2015-07-19 03:58:11" },
  { height:  567345 , difficulty:  1419726 , date:  "2015-07-19 03:59:41" },
  { height:  567346 , difficulty:  1418097 , date:  "2015-07-19 04:00:08" },
  { height:  567347 , difficulty:  1417772 , date:  "2015-07-19 04:00:45" },
  { height:  567348 , difficulty:  1418506 , date:  "2015-07-19 04:01:26" },
  { height:  567349 , difficulty:  1416824 , date:  "2015-07-19 04:01:30" },
  { height:  567350 , difficulty:  1419724 , date:  "2015-07-19 04:03:39" },
  { height:  567351 , difficulty:  1419619 , date:  "2015-07-19 04:04:42" },
  { height:  567352 , difficulty:  1417125 , date:  "2015-07-19 04:04:49" },
  { height:  567353 , difficulty:  1415334 , date:  "2015-07-19 04:05:42" },
  { height:  567354 , difficulty:  1416383 , date:  "2015-07-19 04:06:19" },
  { height:  567355 , difficulty:  1414892 , date:  "2015-07-19 04:06:25" },
  { height:  567356 , difficulty:  1417016 , date:  "2015-07-19 04:06:43" },
  { height:  567357 , difficulty:  1416964 , date:  "2015-07-19 04:08:13" },
  { height:  567358 , difficulty:  1415856 , date:  "2015-07-19 04:08:30" },
  { height:  567359 , difficulty:  1426118 , date:  "2015-07-19 04:08:35" },
  { height:  567360 , difficulty:  1426040 , date:  "2015-07-19 04:09:49" },
  { height:  567361 , difficulty:  1426397 , date:  "2015-07-19 04:11:36" },
  { height:  567362 , difficulty:  1426794 , date:  "2015-07-19 04:12:20" },
  { height:  567363 , difficulty:  1434380 , date:  "2015-07-19 04:12:22" },
  { height:  567364 , difficulty:  1434668 , date:  "2015-07-19 04:13:22" },
  { height:  567365 , difficulty:  1433835 , date:  "2015-07-19 04:14:33" },
  { height:  567366 , difficulty:  1429853 , date:  "2015-07-19 04:14:53" },
  { height:  567367 , difficulty:  1431520 , date:  "2015-07-19 04:15:47" },
  { height:  567368 , difficulty:  1431580 , date:  "2015-07-19 04:16:03" },
  { height:  567369 , difficulty:  1432978 , date:  "2015-07-19 04:17:37" },
  { height:  567370 , difficulty:  1427589 , date:  "2015-07-19 04:18:03" },
  { height:  567371 , difficulty:  1433042 , date:  "2015-07-19 04:18:31" },
  { height:  567372 , difficulty:  1433229 , date:  "2015-07-19 04:18:56" },
  { height:  567373 , difficulty:  1433053 , date:  "2015-07-19 04:19:03" },
  { height:  567374 , difficulty:  1437334 , date:  "2015-07-19 04:20:56" },
  { height:  567375 , difficulty:  1438336 , date:  "2015-07-19 04:21:03" },
  { height:  567376 , difficulty:  1432236 , date:  "2015-07-19 04:22:26" },
  { height:  567377 , difficulty:  1432140 , date:  "2015-07-19 04:23:35" },
  { height:  567378 , difficulty:  1438406 , date:  "2015-07-19 04:25:03" },
  { height:  567379 , difficulty:  1438454 , date:  "2015-07-19 04:25:05" },
  { height:  567380 , difficulty:  1440760 , date:  "2015-07-19 04:25:15" },
  { height:  567381 , difficulty:  1439644 , date:  "2015-07-19 04:25:40" },
  { height:  567382 , difficulty:  1441277 , date:  "2015-07-19 04:27:33" },
  { height:  567383 , difficulty:  1440395 , date:  "2015-07-19 04:28:20" },
  { height:  567384 , difficulty:  1448917 , date:  "2015-07-19 04:30:08" },
  { height:  567385 , difficulty:  1447895 , date:  "2015-07-19 04:30:44" },
  { height:  567386 , difficulty:  1451260 , date:  "2015-07-19 04:31:06" },
  { height:  567387 , difficulty:  1446581 , date:  "2015-07-19 04:31:55" },
  { height:  567388 , difficulty:  1441899 , date:  "2015-07-19 04:31:58" },
  { height:  567389 , difficulty:  1445498 , date:  "2015-07-19 04:32:59" },
  { height:  567390 , difficulty:  1444945 , date:  "2015-07-19 04:35:37" },
  { height:  567391 , difficulty:  1448534 , date:  "2015-07-19 04:35:43" },
  { height:  567392 , difficulty:  1450277 , date:  "2015-07-19 04:35:49" },
  { height:  567393 , difficulty:  1450770 , date:  "2015-07-19 04:36:14" },
  { height:  567394 , difficulty:  1448734 , date:  "2015-07-19 04:37:11" },
  { height:  567395 , difficulty:  1453037 , date:  "2015-07-19 04:38:25" },
  { height:  567396 , difficulty:  1459476 , date:  "2015-07-19 04:39:04" },
  { height:  567397 , difficulty:  1456831 , date:  "2015-07-19 04:41:24" },
  { height:  567398 , difficulty:  1458424 , date:  "2015-07-19 04:42:07" },
  { height:  567399 , difficulty:  1460510 , date:  "2015-07-19 04:42:58" },
  { height:  567400 , difficulty:  1460067 , date:  "2015-07-19 04:43:01" },
  { height:  567401 , difficulty:  1460512 , date:  "2015-07-19 04:44:34" },
  { height:  567402 , difficulty:  1463635 , date:  "2015-07-19 04:46:03" },
  { height:  567403 , difficulty:  1467219 , date:  "2015-07-19 04:46:40" },
  { height:  567404 , difficulty:  1460813 , date:  "2015-07-19 04:47:12" },
  { height:  567405 , difficulty:  1458617 , date:  "2015-07-19 04:47:22" },
  { height:  567406 , difficulty:  1462759 , date:  "2015-07-19 04:47:27" },
  { height:  567407 , difficulty:  1467422 , date:  "2015-07-19 04:47:35" },
  { height:  567408 , difficulty:  1464459 , date:  "2015-07-19 04:50:42" },
  { height:  567409 , difficulty:  1465783 , date:  "2015-07-19 04:51:26" },
  { height:  567410 , difficulty:  1465257 , date:  "2015-07-19 04:51:54" },
  { height:  567411 , difficulty:  1465259 , date:  "2015-07-19 04:52:10" },
  { height:  567412 , difficulty:  1460267 , date:  "2015-07-19 04:52:52" },
  { height:  567413 , difficulty:  1468295 , date:  "2015-07-19 04:54:11" },
  { height:  567414 , difficulty:  1467248 , date:  "2015-07-19 04:59:38" },
  { height:  567415 , difficulty:  1468021 , date:  "2015-07-19 05:00:09" },
  { height:  567416 , difficulty:  1469164 , date:  "2015-07-19 05:00:19" },
  { height:  567417 , difficulty:  1465671 , date:  "2015-07-19 05:00:27" },
  { height:  567418 , difficulty:  1476655 , date:  "2015-07-19 05:02:29" },
  { height:  567419 , difficulty:  1471758 , date:  "2015-07-19 05:02:31" },
  { height:  567420 , difficulty:  1470671 , date:  "2015-07-19 05:03:03" },
  { height:  567421 , difficulty:  1469718 , date:  "2015-07-19 05:04:34" },
  { height:  567422 , difficulty:  1469591 , date:  "2015-07-19 05:08:18" },
  { height:  567423 , difficulty:  1471750 , date:  "2015-07-19 05:09:26" },
  { height:  567424 , difficulty:  1470077 , date:  "2015-07-19 05:09:45" },
  { height:  567425 , difficulty:  1471358 , date:  "2015-07-19 05:10:25" },
  { height:  567426 , difficulty:  1466086 , date:  "2015-07-19 05:12:25" },
  { height:  567427 , difficulty:  1464095 , date:  "2015-07-19 05:13:50" },
  { height:  567428 , difficulty:  1469218 , date:  "2015-07-19 05:14:24" },
  { height:  567429 , difficulty:  1467002 , date:  "2015-07-19 05:15:04" },
  { height:  567430 , difficulty:  1466038 , date:  "2015-07-19 05:16:18" },
  { height:  567431 , difficulty:  1468338 , date:  "2015-07-19 05:16:31" },
  { height:  567432 , difficulty:  1467649 , date:  "2015-07-19 05:17:34" },
  { height:  567433 , difficulty:  1466918 , date:  "2015-07-19 05:17:37" },
  { height:  567434 , difficulty:  1474440 , date:  "2015-07-19 05:18:07" },
  { height:  567435 , difficulty:  1474203 , date:  "2015-07-19 05:18:32" },
  { height:  567436 , difficulty:  1473335 , date:  "2015-07-19 05:18:57" },
  { height:  567437 , difficulty:  1470503 , date:  "2015-07-19 05:19:31" },
  { height:  567438 , difficulty:  1482150 , date:  "2015-07-19 05:22:41" },
  { height:  567439 , difficulty:  1483461 , date:  "2015-07-19 05:23:55" },
  { height:  567440 , difficulty:  1483714 , date:  "2015-07-19 05:24:06" },
  { height:  567441 , difficulty:  1480873 , date:  "2015-07-19 05:24:56" },
  { height:  567442 , difficulty:  1489793 , date:  "2015-07-19 05:25:49" },
  { height:  567443 , difficulty:  1487648 , date:  "2015-07-19 05:28:31" },
  { height:  567444 , difficulty:  1492089 , date:  "2015-07-19 05:28:57" },
  { height:  567445 , difficulty:  1488864 , date:  "2015-07-19 05:33:47" },
  { height:  567446 , difficulty:  1489528 , date:  "2015-07-19 05:33:50" },
  { height:  567447 , difficulty:  1489440 , date:  "2015-07-19 05:34:00" },
  { height:  567448 , difficulty:  1491573 , date:  "2015-07-19 05:35:45" },
  { height:  567449 , difficulty:  1492597 , date:  "2015-07-19 05:35:56" },
  { height:  567450 , difficulty:  1490285 , date:  "2015-07-19 05:36:02" },
  { height:  567451 , difficulty:  1494192 , date:  "2015-07-19 05:36:24" },
  { height:  567452 , difficulty:  1492803 , date:  "2015-07-19 05:36:35" },
  { height:  567453 , difficulty:  1490433 , date:  "2015-07-19 05:36:40" },
  { height:  567454 , difficulty:  1487199 , date:  "2015-07-19 05:42:11" },
  { height:  567455 , difficulty:  1494668 , date:  "2015-07-19 05:42:17" },
  { height:  567456 , difficulty:  1495286 , date:  "2015-07-19 05:43:06" },
  { height:  567457 , difficulty:  1498275 , date:  "2015-07-19 05:43:12" },
  { height:  567458 , difficulty:  1493537 , date:  "2015-07-19 05:43:14" },
  { height:  567459 , difficulty:  1493545 , date:  "2015-07-19 05:44:29" },
  { height:  567460 , difficulty:  1489328 , date:  "2015-07-19 05:47:05" },
  { height:  567461 , difficulty:  1487934 , date:  "2015-07-19 05:47:53" },
  { height:  567462 , difficulty:  1495350 , date:  "2015-07-19 05:48:24" },
  { height:  567463 , difficulty:  1494942 , date:  "2015-07-19 05:48:26" },
  { height:  567464 , difficulty:  1503110 , date:  "2015-07-19 05:48:35" },
  { height:  567465 , difficulty:  1504482 , date:  "2015-07-19 05:51:30" },
  { height:  567466 , difficulty:  1498758 , date:  "2015-07-19 05:51:33" },
  { height:  567467 , difficulty:  1499534 , date:  "2015-07-19 05:51:46" },
  { height:  567468 , difficulty:  1501575 , date:  "2015-07-19 05:53:54" },
  { height:  567469 , difficulty:  1501953 , date:  "2015-07-19 05:53:59" },
  { height:  567470 , difficulty:  1507262 , date:  "2015-07-19 05:54:11" },
  { height:  567471 , difficulty:  1511653 , date:  "2015-07-19 05:54:29" },
  { height:  567472 , difficulty:  1511092 , date:  "2015-07-19 05:55:16" },
  { height:  567473 , difficulty:  1506659 , date:  "2015-07-19 05:56:16" },
  { height:  567474 , difficulty:  1507770 , date:  "2015-07-19 05:57:56" },
  { height:  567475 , difficulty:  1506336 , date:  "2015-07-19 05:59:45" },
  { height:  567476 , difficulty:  1506521 , date:  "2015-07-19 06:00:06" },
  { height:  567477 , difficulty:  1503210 , date:  "2015-07-19 06:00:13" },
  { height:  567478 , difficulty:  1505898 , date:  "2015-07-19 06:00:37" },
  { height:  567479 , difficulty:  1507727 , date:  "2015-07-19 06:02:05" },
  { height:  567480 , difficulty:  1506594 , date:  "2015-07-19 06:02:44" },
  { height:  567481 , difficulty:  1506380 , date:  "2015-07-19 06:03:24" },
  { height:  567482 , difficulty:  1511145 , date:  "2015-07-19 06:03:29" },
  { height:  567483 , difficulty:  1510959 , date:  "2015-07-19 06:06:06" },
  { height:  567484 , difficulty:  1502830 , date:  "2015-07-19 06:06:28" },
  { height:  567485 , difficulty:  1502027 , date:  "2015-07-19 06:06:30" },
  { height:  567486 , difficulty:  1501485 , date:  "2015-07-19 06:06:40" },
  { height:  567487 , difficulty:  1503953 , date:  "2015-07-19 06:07:42" },
  { height:  567488 , difficulty:  1503970 , date:  "2015-07-19 06:09:50" },
  { height:  567489 , difficulty:  1503314 , date:  "2015-07-19 06:09:52" },
  { height:  567490 , difficulty:  1490589 , date:  "2015-07-19 06:10:05" },
  { height:  567491 , difficulty:  1492257 , date:  "2015-07-19 06:10:48" },
  { height:  567492 , difficulty:  1496520 , date:  "2015-07-19 06:11:06" },
  { height:  567493 , difficulty:  1496291 , date:  "2015-07-19 06:11:54" },
  { height:  567494 , difficulty:  1491476 , date:  "2015-07-19 06:12:13" },
  { height:  567495 , difficulty:  1492080 , date:  "2015-07-19 06:13:00" },
  { height:  567496 , difficulty:  1491558 , date:  "2015-07-19 06:13:57" },
  { height:  567497 , difficulty:  1488297 , date:  "2015-07-19 06:14:18" },
  { height:  567498 , difficulty:  1486200 , date:  "2015-07-19 06:16:47" },
  { height:  567499 , difficulty:  1484115 , date:  "2015-07-19 06:17:11" },
  { height:  567500 , difficulty:  1487997 , date:  "2015-07-19 06:17:28" },
  { height:  567501 , difficulty:  1491256 , date:  "2015-07-19 06:18:57" },
  { height:  567502 , difficulty:  1487555 , date:  "2015-07-19 06:19:08" },
  { height:  567503 , difficulty:  1483997 , date:  "2015-07-19 06:19:15" },
  { height:  567504 , difficulty:  1483524 , date:  "2015-07-19 06:19:37" },
  { height:  567505 , difficulty:  1482321 , date:  "2015-07-19 06:19:40" },
  { height:  567506 , difficulty:  1479384 , date:  "2015-07-19 06:22:54" },
  { height:  567507 , difficulty:  1482717 , date:  "2015-07-19 06:23:00" },
  { height:  567508 , difficulty:  1480158 , date:  "2015-07-19 06:24:05" },
  { height:  567509 , difficulty:  1489340 , date:  "2015-07-19 06:25:17" },
  { height:  567510 , difficulty:  1488107 , date:  "2015-07-19 06:25:46" },
  { height:  567511 , difficulty:  1492271 , date:  "2015-07-19 06:25:56" },
  { height:  567512 , difficulty:  1491460 , date:  "2015-07-19 06:28:42" },
  { height:  567513 , difficulty:  1494430 , date:  "2015-07-19 06:29:17" },
  { height:  567514 , difficulty:  1488842 , date:  "2015-07-19 06:30:51" },
  { height:  567515 , difficulty:  1496109 , date:  "2015-07-19 06:32:27" },
  { height:  567516 , difficulty:  1497710 , date:  "2015-07-19 06:32:54" },
  { height:  567517 , difficulty:  1495886 , date:  "2015-07-19 06:34:34" },
  { height:  567518 , difficulty:  1494265 , date:  "2015-07-19 06:34:36" },
  { height:  567519 , difficulty:  1487612 , date:  "2015-07-19 06:35:20" },
  { height:  567520 , difficulty:  1486858 , date:  "2015-07-19 06:37:26" },
  { height:  567521 , difficulty:  1475473 , date:  "2015-07-19 06:37:28" },
  { height:  567522 , difficulty:  1479314 , date:  "2015-07-19 06:38:48" },
  { height:  567523 , difficulty:  1481644 , date:  "2015-07-19 06:39:04" },
  { height:  567524 , difficulty:  1479069 , date:  "2015-07-19 06:39:59" },
  { height:  567525 , difficulty:  1485229 , date:  "2015-07-19 06:43:24" },
  { height:  567526 , difficulty:  1495228 , date:  "2015-07-19 06:44:46" },
  { height:  567527 , difficulty:  1502663 , date:  "2015-07-19 06:44:52" },
  { height:  567528 , difficulty:  1502419 , date:  "2015-07-19 06:45:37" },
  { height:  567529 , difficulty:  1506178 , date:  "2015-07-19 06:46:04" },
  { height:  567530 , difficulty:  1499418 , date:  "2015-07-19 06:46:07" },
  { height:  567531 , difficulty:  1500829 , date:  "2015-07-19 06:47:35" },
  { height:  567532 , difficulty:  1500374 , date:  "2015-07-19 06:47:39" },
  { height:  567533 , difficulty:  1501797 , date:  "2015-07-19 06:47:45" },
  { height:  567534 , difficulty:  1505692 , date:  "2015-07-19 06:48:01" },
  { height:  567535 , difficulty:  1502606 , date:  "2015-07-19 06:48:07" },
  { height:  567536 , difficulty:  1497056 , date:  "2015-07-19 06:50:16" },
  { height:  567537 , difficulty:  1498359 , date:  "2015-07-19 06:50:42" },
  { height:  567538 , difficulty:  1497264 , date:  "2015-07-19 06:51:01" },
  { height:  567539 , difficulty:  1509190 , date:  "2015-07-19 06:52:14" },
  { height:  567540 , difficulty:  1514709 , date:  "2015-07-19 06:53:08" },
  { height:  567541 , difficulty:  1507229 , date:  "2015-07-19 06:53:33" },
  { height:  567542 , difficulty:  1507625 , date:  "2015-07-19 06:53:35" },
  { height:  567543 , difficulty:  1509604 , date:  "2015-07-19 06:54:45" },
  { height:  567544 , difficulty:  1508464 , date:  "2015-07-19 06:54:49" },
  { height:  567545 , difficulty:  1510578 , date:  "2015-07-19 06:58:16" },
  { height:  567546 , difficulty:  1511175 , date:  "2015-07-19 06:58:29" },
  { height:  567547 , difficulty:  1512938 , date:  "2015-07-19 06:59:51" },
  { height:  567548 , difficulty:  1513106 , date:  "2015-07-19 07:01:11" },
  { height:  567549 , difficulty:  1510757 , date:  "2015-07-19 07:01:14" },
  { height:  567550 , difficulty:  1510486 , date:  "2015-07-19 07:03:06" },
  { height:  567551 , difficulty:  1505961 , date:  "2015-07-19 07:03:11" },
  { height:  567552 , difficulty:  1509413 , date:  "2015-07-19 07:04:24" },
  { height:  567553 , difficulty:  1509484 , date:  "2015-07-19 07:04:29" },
  { height:  567554 , difficulty:  1514499 , date:  "2015-07-19 07:04:35" },
  { height:  567555 , difficulty:  1510916 , date:  "2015-07-19 07:04:46" },
  { height:  567556 , difficulty:  1513497 , date:  "2015-07-19 07:04:59" },
  { height:  567557 , difficulty:  1522977 , date:  "2015-07-19 07:05:37" },
  { height:  567558 , difficulty:  1524219 , date:  "2015-07-19 07:06:33" },
  { height:  567559 , difficulty:  1519562 , date:  "2015-07-19 07:07:18" },
  { height:  567560 , difficulty:  1520064 , date:  "2015-07-19 07:07:21" },
  { height:  567561 , difficulty:  1522514 , date:  "2015-07-19 07:07:34" },
  { height:  567562 , difficulty:  1522466 , date:  "2015-07-19 07:07:41" },
  { height:  567563 , difficulty:  1526674 , date:  "2015-07-19 07:09:11" },
  { height:  567564 , difficulty:  1524875 , date:  "2015-07-19 07:09:18" },
  { height:  567565 , difficulty:  1526036 , date:  "2015-07-19 07:09:28" },
  { height:  567566 , difficulty:  1527263 , date:  "2015-07-19 07:09:40" },
  { height:  567567 , difficulty:  1528451 , date:  "2015-07-19 07:10:04" },
  { height:  567568 , difficulty:  1527846 , date:  "2015-07-19 07:12:43" },
  { height:  567569 , difficulty:  1538597 , date:  "2015-07-19 07:12:48" },
  { height:  567570 , difficulty:  1538791 , date:  "2015-07-19 07:13:02" },
  { height:  567571 , difficulty:  1551161 , date:  "2015-07-19 07:13:28" },
  { height:  567572 , difficulty:  1551583 , date:  "2015-07-19 07:13:59" },
  { height:  567573 , difficulty:  1550974 , date:  "2015-07-19 07:14:14" },
  { height:  567574 , difficulty:  1544243 , date:  "2015-07-19 07:14:18" },
  { height:  567575 , difficulty:  1543461 , date:  "2015-07-19 07:17:13" },
  { height:  567576 , difficulty:  1544016 , date:  "2015-07-19 07:17:19" },
  { height:  567577 , difficulty:  1541047 , date:  "2015-07-19 07:17:50" },
  { height:  567578 , difficulty:  1549555 , date:  "2015-07-19 07:19:02" },
  { height:  567579 , difficulty:  1549550 , date:  "2015-07-19 07:19:36" },
  { height:  567580 , difficulty:  1550838 , date:  "2015-07-19 07:19:59" },
  { height:  567581 , difficulty:  1553975 , date:  "2015-07-19 07:20:31" },
  { height:  567582 , difficulty:  1545714 , date:  "2015-07-19 07:22:07" },
  { height:  567583 , difficulty:  1550308 , date:  "2015-07-19 07:22:10" },
  { height:  567584 , difficulty:  1549311 , date:  "2015-07-19 07:22:37" },
  { height:  567585 , difficulty:  1547564 , date:  "2015-07-19 07:23:58" },
  { height:  567586 , difficulty:  1546873 , date:  "2015-07-19 07:23:59" },
  { height:  567587 , difficulty:  1553360 , date:  "2015-07-19 07:25:48" },
  { height:  567588 , difficulty:  1546799 , date:  "2015-07-19 07:27:38" },
  { height:  567589 , difficulty:  1547969 , date:  "2015-07-19 07:29:12" },
  { height:  567590 , difficulty:  1543958 , date:  "2015-07-19 07:29:26" },
  { height:  567591 , difficulty:  1539724 , date:  "2015-07-19 07:34:38" },
  { height:  567592 , difficulty:  1543776 , date:  "2015-07-19 07:34:39" },
  { height:  567593 , difficulty:  1539773 , date:  "2015-07-19 07:35:07" },
  { height:  567594 , difficulty:  1548232 , date:  "2015-07-19 07:35:17" },
  { height:  567595 , difficulty:  1546990 , date:  "2015-07-19 07:35:28" },
  { height:  567596 , difficulty:  1542766 , date:  "2015-07-19 07:36:49" },
  { height:  567597 , difficulty:  1543572 , date:  "2015-07-19 07:37:12" },
  { height:  567598 , difficulty:  1540950 , date:  "2015-07-19 07:37:13" },
  { height:  567599 , difficulty:  1542821 , date:  "2015-07-19 07:38:38" },
  { height:  567600 , difficulty:  1540573 , date:  "2015-07-19 07:39:13" },
  { height:  567601 , difficulty:  1532863 , date:  "2015-07-19 07:39:17" },
  { height:  567602 , difficulty:  1535531 , date:  "2015-07-19 07:39:25" },
  { height:  567603 , difficulty:  1535508 , date:  "2015-07-19 07:39:30" },
  { height:  567604 , difficulty:  1535074 , date:  "2015-07-19 07:40:24" },
  { height:  567605 , difficulty:  1536595 , date:  "2015-07-19 07:40:29" },
  { height:  567606 , difficulty:  1536752 , date:  "2015-07-19 07:42:02" },
  { height:  567607 , difficulty:  1532959 , date:  "2015-07-19 07:43:22" },
  { height:  567608 , difficulty:  1535917 , date:  "2015-07-19 07:47:13" },
  { height:  567609 , difficulty:  1536570 , date:  "2015-07-19 07:50:03" },
  { height:  567610 , difficulty:  1539465 , date:  "2015-07-19 07:50:49" },
  { height:  567611 , difficulty:  1540260 , date:  "2015-07-19 07:52:33" },
  { height:  567612 , difficulty:  1542550 , date:  "2015-07-19 07:53:04" },
  { height:  567613 , difficulty:  1543185 , date:  "2015-07-19 07:53:06" },
  { height:  567614 , difficulty:  1543269 , date:  "2015-07-19 07:54:10" },
  { height:  567615 , difficulty:  1544900 , date:  "2015-07-19 07:54:14" },
  { height:  567616 , difficulty:  1544534 , date:  "2015-07-19 07:55:27" },
  { height:  567617 , difficulty:  1547314 , date:  "2015-07-19 07:56:28" },
  { height:  567618 , difficulty:  1549228 , date:  "2015-07-19 07:56:35" },
  { height:  567619 , difficulty:  1549719 , date:  "2015-07-19 08:02:20" },
  { height:  567620 , difficulty:  1550446 , date:  "2015-07-19 08:02:25" },
  { height:  567621 , difficulty:  1541350 , date:  "2015-07-19 08:04:23" },
  { height:  567622 , difficulty:  1541343 , date:  "2015-07-19 08:05:16" },
  { height:  567623 , difficulty:  1537836 , date:  "2015-07-19 08:05:29" },
  { height:  567624 , difficulty:  1535381 , date:  "2015-07-19 08:05:30" },
  { height:  567625 , difficulty:  1538364 , date:  "2015-07-19 08:05:59" },
  { height:  567626 , difficulty:  1534775 , date:  "2015-07-19 08:06:27" },
  { height:  567627 , difficulty:  1534836 , date:  "2015-07-19 08:06:31" },
  { height:  567628 , difficulty:  1545201 , date:  "2015-07-19 08:06:46" },
  { height:  567629 , difficulty:  1545869 , date:  "2015-07-19 08:07:21" },
  { height:  567630 , difficulty:  1549805 , date:  "2015-07-19 08:08:32" },
  { height:  567631 , difficulty:  1549592 , date:  "2015-07-19 08:09:05" },
  { height:  567632 , difficulty:  1550772 , date:  "2015-07-19 08:09:06" },
  { height:  567633 , difficulty:  1551479 , date:  "2015-07-19 08:09:12" },
  { height:  567634 , difficulty:  1550757 , date:  "2015-07-19 08:09:30" },
  { height:  567635 , difficulty:  1553634 , date:  "2015-07-19 08:12:04" },
  { height:  567636 , difficulty:  1556058 , date:  "2015-07-19 08:13:32" },
  { height:  567637 , difficulty:  1560363 , date:  "2015-07-19 08:14:50" },
  { height:  567638 , difficulty:  1561407 , date:  "2015-07-19 08:15:29" },
  { height:  567639 , difficulty:  1560641 , date:  "2015-07-19 08:17:00" },
  { height:  567640 , difficulty:  1561046 , date:  "2015-07-19 08:18:42" },
  { height:  567641 , difficulty:  1561822 , date:  "2015-07-19 08:18:43" },
  { height:  567642 , difficulty:  1564430 , date:  "2015-07-19 08:18:50" },
  { height:  567643 , difficulty:  1565877 , date:  "2015-07-19 08:19:38" },
  { height:  567644 , difficulty:  1569865 , date:  "2015-07-19 08:21:59" },
  { height:  567645 , difficulty:  1570974 , date:  "2015-07-19 08:22:01" },
  { height:  567646 , difficulty:  1570989 , date:  "2015-07-19 08:23:17" },
  { height:  567647 , difficulty:  1578843 , date:  "2015-07-19 08:23:48" },
  { height:  567648 , difficulty:  1577856 , date:  "2015-07-19 08:24:21" },
  { height:  567649 , difficulty:  1578099 , date:  "2015-07-19 08:26:01" },
  { height:  567650 , difficulty:  1586036 , date:  "2015-07-19 08:26:03" },
  { height:  567651 , difficulty:  1578098 , date:  "2015-07-19 08:27:55" },
  { height:  567652 , difficulty:  1578119 , date:  "2015-07-19 08:30:40" },
  { height:  567653 , difficulty:  1587727 , date:  "2015-07-19 08:31:14" },
  { height:  567654 , difficulty:  1584730 , date:  "2015-07-19 08:32:14" },
  { height:  567655 , difficulty:  1589575 , date:  "2015-07-19 08:32:37" },
  { height:  567656 , difficulty:  1590524 , date:  "2015-07-19 08:33:46" },
  { height:  567657 , difficulty:  1591671 , date:  "2015-07-19 08:34:11" },
  { height:  567658 , difficulty:  1590187 , date:  "2015-07-19 08:35:02" },
  { height:  567659 , difficulty:  1593368 , date:  "2015-07-19 08:36:25" },
  { height:  567660 , difficulty:  1593537 , date:  "2015-07-19 08:36:47" },
  { height:  567661 , difficulty:  1590989 , date:  "2015-07-19 08:39:14" },
  { height:  567662 , difficulty:  1592123 , date:  "2015-07-19 08:40:01" },
  { height:  567663 , difficulty:  1588869 , date:  "2015-07-19 08:42:25" },
  { height:  567664 , difficulty:  1583986 , date:  "2015-07-19 08:42:31" },
  { height:  567665 , difficulty:  1585024 , date:  "2015-07-19 08:42:47" },
  { height:  567666 , difficulty:  1589322 , date:  "2015-07-19 08:43:20" },
  { height:  567667 , difficulty:  1574880 , date:  "2015-07-19 08:45:09" },
  { height:  567668 , difficulty:  1582275 , date:  "2015-07-19 08:45:12" },
  { height:  567669 , difficulty:  1586111 , date:  "2015-07-19 08:45:15" },
  { height:  567670 , difficulty:  1586041 , date:  "2015-07-19 08:45:47" },
  { height:  567671 , difficulty:  1586636 , date:  "2015-07-19 08:45:51" },
  { height:  567672 , difficulty:  1583960 , date:  "2015-07-19 08:48:09" },
  { height:  567673 , difficulty:  1587144 , date:  "2015-07-19 08:49:49" },
  { height:  567674 , difficulty:  1588789 , date:  "2015-07-19 08:52:28" },
  { height:  567675 , difficulty:  1585335 , date:  "2015-07-19 08:52:34" },
  { height:  567676 , difficulty:  1585962 , date:  "2015-07-19 08:53:02" },
  { height:  567677 , difficulty:  1587045 , date:  "2015-07-19 08:53:07" },
  { height:  567678 , difficulty:  1587127 , date:  "2015-07-19 08:55:28" },
  { height:  567679 , difficulty:  1588507 , date:  "2015-07-19 08:56:54" },
  { height:  567680 , difficulty:  1586808 , date:  "2015-07-19 08:57:11" },
  { height:  567681 , difficulty:  1596559 , date:  "2015-07-19 08:57:41" },
  { height:  567682 , difficulty:  1592566 , date:  "2015-07-19 08:57:42" },
  { height:  567683 , difficulty:  1589784 , date:  "2015-07-19 08:58:32" },
  { height:  567684 , difficulty:  1580372 , date:  "2015-07-19 08:59:03" },
  { height:  567685 , difficulty:  1573371 , date:  "2015-07-19 09:00:33" },
  { height:  567686 , difficulty:  1578084 , date:  "2015-07-19 09:00:37" },
  { height:  567687 , difficulty:  1573515 , date:  "2015-07-19 09:01:04" },
  { height:  567688 , difficulty:  1574921 , date:  "2015-07-19 09:02:17" },
  { height:  567689 , difficulty:  1583276 , date:  "2015-07-19 09:02:35" },
  { height:  567690 , difficulty:  1581496 , date:  "2015-07-19 09:03:20" },
  { height:  567691 , difficulty:  1589346 , date:  "2015-07-19 09:03:41" },
  { height:  567692 , difficulty:  1586360 , date:  "2015-07-19 09:04:14" },
  { height:  567693 , difficulty:  1586887 , date:  "2015-07-19 09:04:27" },
  { height:  567694 , difficulty:  1592572 , date:  "2015-07-19 09:06:32" },
  { height:  567695 , difficulty:  1579692 , date:  "2015-07-19 09:06:45" },
  { height:  567696 , difficulty:  1579936 , date:  "2015-07-19 09:07:33" },
  { height:  567697 , difficulty:  1574762 , date:  "2015-07-19 09:07:39" },
  { height:  567698 , difficulty:  1574086 , date:  "2015-07-19 09:08:13" },
  { height:  567699 , difficulty:  1573820 , date:  "2015-07-19 09:09:12" },
  { height:  567700 , difficulty:  1574542 , date:  "2015-07-19 09:10:05" },
  { height:  567701 , difficulty:  1574753 , date:  "2015-07-19 09:13:42" },
  { height:  567702 , difficulty:  1574063 , date:  "2015-07-19 09:15:08" },
  { height:  567703 , difficulty:  1574782 , date:  "2015-07-19 09:16:07" },
  { height:  567704 , difficulty:  1581036 , date:  "2015-07-19 09:16:22" },
  { height:  567705 , difficulty:  1583418 , date:  "2015-07-19 09:16:49" },
  { height:  567706 , difficulty:  1585285 , date:  "2015-07-19 09:18:13" },
  { height:  567707 , difficulty:  1590175 , date:  "2015-07-19 09:18:17" },
  { height:  567708 , difficulty:  1592475 , date:  "2015-07-19 09:19:50" },
  { height:  567709 , difficulty:  1592999 , date:  "2015-07-19 09:19:54" },
  { height:  567710 , difficulty:  1592316 , date:  "2015-07-19 09:20:21" },
  { height:  567711 , difficulty:  1585313 , date:  "2015-07-19 09:20:23" },
  { height:  567712 , difficulty:  1581702 , date:  "2015-07-19 09:24:28" },
  { height:  567713 , difficulty:  1578548 , date:  "2015-07-19 09:24:53" },
  { height:  567714 , difficulty:  1584982 , date:  "2015-07-19 09:25:04" },
  { height:  567715 , difficulty:  1585044 , date:  "2015-07-19 09:31:49" },
  { height:  567716 , difficulty:  1582575 , date:  "2015-07-19 09:33:33" },
  { height:  567717 , difficulty:  1583873 , date:  "2015-07-19 09:33:38" },
  { height:  567718 , difficulty:  1587372 , date:  "2015-07-19 09:34:53" },
  { height:  567719 , difficulty:  1585464 , date:  "2015-07-19 09:36:36" },
  { height:  567720 , difficulty:  1579964 , date:  "2015-07-19 09:37:22" },
  { height:  567721 , difficulty:  1585886 , date:  "2015-07-19 09:39:02" },
  { height:  567722 , difficulty:  1582711 , date:  "2015-07-19 09:40:14" },
  { height:  567723 , difficulty:  1591795 , date:  "2015-07-19 09:40:53" },
  { height:  567724 , difficulty:  1592655 , date:  "2015-07-19 09:43:28" },
  { height:  567725 , difficulty:  1590199 , date:  "2015-07-19 09:43:30" },
  { height:  567726 , difficulty:  1590734 , date:  "2015-07-19 09:44:58" },
  { height:  567727 , difficulty:  1592357 , date:  "2015-07-19 09:45:02" },
  { height:  567728 , difficulty:  1585782 , date:  "2015-07-19 09:45:34" },
  { height:  567729 , difficulty:  1586185 , date:  "2015-07-19 09:46:59" },
  { height:  567730 , difficulty:  1590830 , date:  "2015-07-19 09:50:17" },
  { height:  567731 , difficulty:  1590940 , date:  "2015-07-19 09:51:18" },
  { height:  567732 , difficulty:  1588171 , date:  "2015-07-19 09:53:19" },
  { height:  567733 , difficulty:  1588808 , date:  "2015-07-19 09:53:26" },
  { height:  567734 , difficulty:  1589346 , date:  "2015-07-19 09:53:38" },
  { height:  567735 , difficulty:  1587359 , date:  "2015-07-19 09:53:59" },
  { height:  567736 , difficulty:  1590100 , date:  "2015-07-19 09:54:18" },
  { height:  567737 , difficulty:  1584857 , date:  "2015-07-19 09:58:21" },
  { height:  567738 , difficulty:  1588009 , date:  "2015-07-19 09:58:39" },
  { height:  567739 , difficulty:  1581684 , date:  "2015-07-19 09:59:50" },
  { height:  567740 , difficulty:  1586371 , date:  "2015-07-19 10:01:17" },
  { height:  567741 , difficulty:  1585977 , date:  "2015-07-19 10:01:32" },
  { height:  567742 , difficulty:  1586597 , date:  "2015-07-19 10:04:47" },
  { height:  567743 , difficulty:  1583340 , date:  "2015-07-19 10:07:13" },
  { height:  567744 , difficulty:  1587955 , date:  "2015-07-19 10:08:36" },
  { height:  567745 , difficulty:  1588206 , date:  "2015-07-19 10:08:41" },
  { height:  567746 , difficulty:  1587119 , date:  "2015-07-19 10:11:20" },
  { height:  567747 , difficulty:  1588414 , date:  "2015-07-19 10:11:34" },
  { height:  567748 , difficulty:  1584704 , date:  "2015-07-19 10:17:06" },
  { height:  567749 , difficulty:  1582297 , date:  "2015-07-19 10:17:46" },
  { height:  567750 , difficulty:  1578865 , date:  "2015-07-19 10:18:33" },
  { height:  567751 , difficulty:  1579911 , date:  "2015-07-19 10:19:02" },
  { height:  567752 , difficulty:  1579593 , date:  "2015-07-19 10:19:34" },
  { height:  567753 , difficulty:  1579886 , date:  "2015-07-19 10:19:40" },
  { height:  567754 , difficulty:  1577587 , date:  "2015-07-19 10:20:54" },
  { height:  567755 , difficulty:  1574639 , date:  "2015-07-19 10:21:19" },
  { height:  567756 , difficulty:  1575675 , date:  "2015-07-19 10:21:23" },
  { height:  567757 , difficulty:  1574961 , date:  "2015-07-19 10:23:19" },
  { height:  567758 , difficulty:  1576909 , date:  "2015-07-19 10:24:33" },
  { height:  567759 , difficulty:  1576508 , date:  "2015-07-19 10:25:15" },
  { height:  567760 , difficulty:  1577169 , date:  "2015-07-19 10:25:49" },
  { height:  567761 , difficulty:  1579228 , date:  "2015-07-19 10:26:54" },
  { height:  567762 , difficulty:  1583763 , date:  "2015-07-19 10:27:45" },
  { height:  567763 , difficulty:  1584847 , date:  "2015-07-19 10:29:31" },
  { height:  567764 , difficulty:  1583805 , date:  "2015-07-19 10:29:41" },
  { height:  567765 , difficulty:  1590436 , date:  "2015-07-19 10:31:25" },
  { height:  567766 , difficulty:  1590119 , date:  "2015-07-19 10:31:29" },
  { height:  567767 , difficulty:  1589538 , date:  "2015-07-19 10:31:48" },
  { height:  567768 , difficulty:  1593246 , date:  "2015-07-19 10:35:29" },
  { height:  567769 , difficulty:  1599279 , date:  "2015-07-19 10:36:04" },
  { height:  567770 , difficulty:  1599083 , date:  "2015-07-19 10:36:12" },
  { height:  567771 , difficulty:  1608746 , date:  "2015-07-19 10:36:34" },
  { height:  567772 , difficulty:  1606861 , date:  "2015-07-19 10:36:40" },
  { height:  567773 , difficulty:  1608906 , date:  "2015-07-19 10:38:20" },
  { height:  567774 , difficulty:  1609000 , date:  "2015-07-19 10:39:28" },
  { height:  567775 , difficulty:  1607195 , date:  "2015-07-19 10:39:31" },
  { height:  567776 , difficulty:  1610065 , date:  "2015-07-19 10:39:37" },
  { height:  567777 , difficulty:  1600934 , date:  "2015-07-19 10:40:04" },
  { height:  567778 , difficulty:  1599757 , date:  "2015-07-19 10:41:14" },
  { height:  567779 , difficulty:  1600847 , date:  "2015-07-19 10:44:14" },
  { height:  567780 , difficulty:  1600562 , date:  "2015-07-19 10:44:17" },
  { height:  567781 , difficulty:  1622213 , date:  "2015-07-19 10:44:26" },
  { height:  567782 , difficulty:  1622925 , date:  "2015-07-19 10:45:08" },
  { height:  567783 , difficulty:  1626386 , date:  "2015-07-19 10:46:39" },
  { height:  567784 , difficulty:  1626527 , date:  "2015-07-19 10:48:09" },
  { height:  567785 , difficulty:  1628761 , date:  "2015-07-19 10:48:53" },
  { height:  567786 , difficulty:  1628399 , date:  "2015-07-19 10:48:57" },
  { height:  567787 , difficulty:  1629570 , date:  "2015-07-19 10:51:09" },
  { height:  567788 , difficulty:  1619373 , date:  "2015-07-19 10:51:34" },
  { height:  567789 , difficulty:  1624417 , date:  "2015-07-19 10:54:50" },
  { height:  567790 , difficulty:  1630561 , date:  "2015-07-19 10:55:20" },
  { height:  567791 , difficulty:  1613300 , date:  "2015-07-19 10:56:53" },
  { height:  567792 , difficulty:  1610106 , date:  "2015-07-19 10:57:00" },
  { height:  567793 , difficulty:  1610378 , date:  "2015-07-19 10:57:45" },
  { height:  567794 , difficulty:  1609104 , date:  "2015-07-19 10:59:14" },
  { height:  567795 , difficulty:  1613668 , date:  "2015-07-19 10:59:20" },
  { height:  567796 , difficulty:  1611820 , date:  "2015-07-19 10:59:22" },
  { height:  567797 , difficulty:  1612724 , date:  "2015-07-19 10:59:35" },
  { height:  567798 , difficulty:  1612542 , date:  "2015-07-19 11:00:42" },
  { height:  567799 , difficulty:  1612438 , date:  "2015-07-19 11:01:25" },
  { height:  567800 , difficulty:  1608636 , date:  "2015-07-19 11:02:32" },
  { height:  567801 , difficulty:  1609591 , date:  "2015-07-19 11:02:38" },
  { height:  567802 , difficulty:  1608606 , date:  "2015-07-19 11:02:55" },
  { height:  567803 , difficulty:  1612001 , date:  "2015-07-19 11:03:47" },
  { height:  567804 , difficulty:  1614419 , date:  "2015-07-19 11:05:06" },
  { height:  567805 , difficulty:  1620626 , date:  "2015-07-19 11:05:09" },
  { height:  567806 , difficulty:  1616550 , date:  "2015-07-19 11:06:06" },
  { height:  567807 , difficulty:  1614787 , date:  "2015-07-19 11:08:01" },
  { height:  567808 , difficulty:  1611029 , date:  "2015-07-19 11:08:25" },
  { height:  567809 , difficulty:  1611218 , date:  "2015-07-19 11:10:39" },
  { height:  567810 , difficulty:  1611599 , date:  "2015-07-19 11:10:44" },
  { height:  567811 , difficulty:  1616849 , date:  "2015-07-19 11:10:48" },
  { height:  567812 , difficulty:  1617526 , date:  "2015-07-19 11:11:45" },
  { height:  567813 , difficulty:  1607440 , date:  "2015-07-19 11:12:47" },
  { height:  567814 , difficulty:  1610330 , date:  "2015-07-19 11:13:11" },
  { height:  567815 , difficulty:  1609187 , date:  "2015-07-19 11:13:46" },
  { height:  567816 , difficulty:  1609368 , date:  "2015-07-19 11:13:53" },
  { height:  567817 , difficulty:  1610650 , date:  "2015-07-19 11:14:09" },
  { height:  567818 , difficulty:  1605214 , date:  "2015-07-19 11:14:12" },
  { height:  567819 , difficulty:  1599048 , date:  "2015-07-19 11:15:56" },
  { height:  567820 , difficulty:  1598033 , date:  "2015-07-19 11:16:04" },
  { height:  567821 , difficulty:  1598499 , date:  "2015-07-19 11:19:05" },
  { height:  567822 , difficulty:  1592559 , date:  "2015-07-19 11:19:32" },
  { height:  567823 , difficulty:  1594084 , date:  "2015-07-19 11:20:38" },
  { height:  567824 , difficulty:  1583194 , date:  "2015-07-19 11:20:50" },
  { height:  567825 , difficulty:  1583848 , date:  "2015-07-19 11:21:25" },
  { height:  567826 , difficulty:  1581959 , date:  "2015-07-19 11:21:31" },
  { height:  567827 , difficulty:  1581011 , date:  "2015-07-19 11:21:35" },
  { height:  567828 , difficulty:  1582670 , date:  "2015-07-19 11:22:44" },
  { height:  567829 , difficulty:  1587335 , date:  "2015-07-19 11:22:48" },
  { height:  567830 , difficulty:  1584261 , date:  "2015-07-19 11:24:14" },
  { height:  567831 , difficulty:  1584277 , date:  "2015-07-19 11:24:26" },
  { height:  567832 , difficulty:  1588663 , date:  "2015-07-19 11:25:13" },
  { height:  567833 , difficulty:  1584310 , date:  "2015-07-19 11:25:20" },
  { height:  567834 , difficulty:  1581572 , date:  "2015-07-19 11:25:46" },
  { height:  567835 , difficulty:  1581546 , date:  "2015-07-19 11:27:26" },
  { height:  567836 , difficulty:  1589962 , date:  "2015-07-19 11:28:44" },
  { height:  567837 , difficulty:  1587361 , date:  "2015-07-19 11:29:18" },
  { height:  567838 , difficulty:  1585766 , date:  "2015-07-19 11:29:42" },
  { height:  567839 , difficulty:  1587446 , date:  "2015-07-19 11:30:05" },
  { height:  567840 , difficulty:  1587573 , date:  "2015-07-19 11:30:24" },
  { height:  567841 , difficulty:  1585467 , date:  "2015-07-19 11:30:49" },
  { height:  567842 , difficulty:  1586925 , date:  "2015-07-19 11:31:05" },
  { height:  567843 , difficulty:  1589746 , date:  "2015-07-19 11:31:12" },
  { height:  567844 , difficulty:  1579844 , date:  "2015-07-19 11:31:28" },
  { height:  567845 , difficulty:  1579506 , date:  "2015-07-19 11:34:00" },
  { height:  567846 , difficulty:  1580430 , date:  "2015-07-19 11:35:22" },
  { height:  567847 , difficulty:  1584454 , date:  "2015-07-19 11:35:47" },
  { height:  567848 , difficulty:  1584652 , date:  "2015-07-19 11:37:05" },
  { height:  567849 , difficulty:  1581682 , date:  "2015-07-19 11:38:23" },
  { height:  567850 , difficulty:  1583136 , date:  "2015-07-19 11:38:29" },
  { height:  567851 , difficulty:  1584404 , date:  "2015-07-19 11:40:02" },
  { height:  567852 , difficulty:  1591034 , date:  "2015-07-19 11:42:32" },
  { height:  567853 , difficulty:  1597079 , date:  "2015-07-19 11:42:33" },
  { height:  567854 , difficulty:  1617341 , date:  "2015-07-19 11:42:48" },
  { height:  567855 , difficulty:  1611094 , date:  "2015-07-19 11:43:35" },
  { height:  567856 , difficulty:  1616608 , date:  "2015-07-19 11:43:48" },
  { height:  567857 , difficulty:  1617792 , date:  "2015-07-19 11:45:15" },
  { height:  567858 , difficulty:  1617085 , date:  "2015-07-19 11:47:59" },
  { height:  567859 , difficulty:  1623994 , date:  "2015-07-19 11:48:54" },
  { height:  567860 , difficulty:  1630211 , date:  "2015-07-19 11:50:33" },
  { height:  567861 , difficulty:  1628711 , date:  "2015-07-19 11:50:38" },
  { height:  567862 , difficulty:  1630266 , date:  "2015-07-19 11:50:47" },
  { height:  567863 , difficulty:  1625282 , date:  "2015-07-19 11:51:11" },
  { height:  567864 , difficulty:  1625825 , date:  "2015-07-19 11:51:16" },
  { height:  567865 , difficulty:  1617694 , date:  "2015-07-19 11:55:56" },
  { height:  567866 , difficulty:  1617002 , date:  "2015-07-19 11:57:57" },
  { height:  567867 , difficulty:  1614006 , date:  "2015-07-19 11:58:17" },
  { height:  567868 , difficulty:  1616808 , date:  "2015-07-19 11:58:59" },
  { height:  567869 , difficulty:  1620348 , date:  "2015-07-19 12:00:23" },
  { height:  567870 , difficulty:  1619743 , date:  "2015-07-19 12:00:45" },
  { height:  567871 , difficulty:  1619986 , date:  "2015-07-19 12:01:04" },
  { height:  567872 , difficulty:  1624316 , date:  "2015-07-19 12:03:30" },
  { height:  567873 , difficulty:  1624217 , date:  "2015-07-19 12:05:18" },
  { height:  567874 , difficulty:  1625833 , date:  "2015-07-19 12:05:45" },
  { height:  567875 , difficulty:  1627986 , date:  "2015-07-19 12:06:12" },
  { height:  567876 , difficulty:  1627294 , date:  "2015-07-19 12:07:25" },
  { height:  567877 , difficulty:  1630522 , date:  "2015-07-19 12:07:29" },
  { height:  567878 , difficulty:  1638860 , date:  "2015-07-19 12:08:20" },
  { height:  567879 , difficulty:  1636858 , date:  "2015-07-19 12:08:52" },
  { height:  567880 , difficulty:  1637000 , date:  "2015-07-19 12:09:14" },
  { height:  567881 , difficulty:  1637460 , date:  "2015-07-19 12:09:15" },
  { height:  567882 , difficulty:  1635395 , date:  "2015-07-19 12:09:35" },
  { height:  567883 , difficulty:  1631904 , date:  "2015-07-19 12:11:25" },
  { height:  567884 , difficulty:  1654453 , date:  "2015-07-19 12:11:33" },
  { height:  567885 , difficulty:  1648958 , date:  "2015-07-19 12:11:34" },
  { height:  567886 , difficulty:  1649702 , date:  "2015-07-19 12:11:35" },
  { height:  567887 , difficulty:  1650157 , date:  "2015-07-19 12:12:24" },
  { height:  567888 , difficulty:  1651974 , date:  "2015-07-19 12:15:57" },
  { height:  567889 , difficulty:  1649800 , date:  "2015-07-19 12:16:44" },
  { height:  567890 , difficulty:  1650144 , date:  "2015-07-19 12:18:08" },
  { height:  567891 , difficulty:  1648827 , date:  "2015-07-19 12:18:16" },
  { height:  567892 , difficulty:  1649470 , date:  "2015-07-19 12:18:47" },
  { height:  567893 , difficulty:  1649411 , date:  "2015-07-19 12:18:49" },
  { height:  567894 , difficulty:  1655033 , date:  "2015-07-19 12:19:28" },
  { height:  567895 , difficulty:  1665255 , date:  "2015-07-19 12:19:30" },
  { height:  567896 , difficulty:  1668801 , date:  "2015-07-19 12:22:00" },
  { height:  567897 , difficulty:  1661408 , date:  "2015-07-19 12:22:03" },
  { height:  567898 , difficulty:  1669175 , date:  "2015-07-19 12:22:16" },
  { height:  567899 , difficulty:  1667071 , date:  "2015-07-19 12:22:34" },
  { height:  567900 , difficulty:  1667104 , date:  "2015-07-19 12:23:53" },
  { height:  567901 , difficulty:  1666056 , date:  "2015-07-19 12:24:09" },
  { height:  567902 , difficulty:  1668579 , date:  "2015-07-19 12:24:41" },
  { height:  567903 , difficulty:  1674232 , date:  "2015-07-19 12:25:25" },
  { height:  567904 , difficulty:  1671043 , date:  "2015-07-19 12:26:54" },
  { height:  567905 , difficulty:  1673275 , date:  "2015-07-19 12:27:01" },
  { height:  567906 , difficulty:  1673642 , date:  "2015-07-19 12:27:08" },
  { height:  567907 , difficulty:  1674473 , date:  "2015-07-19 12:27:21" },
  { height:  567908 , difficulty:  1678163 , date:  "2015-07-19 12:27:25" },
  { height:  567909 , difficulty:  1682899 , date:  "2015-07-19 12:29:59" },
  { height:  567910 , difficulty:  1686869 , date:  "2015-07-19 12:31:12" },
  { height:  567911 , difficulty:  1685200 , date:  "2015-07-19 12:31:18" },
  { height:  567912 , difficulty:  1681693 , date:  "2015-07-19 12:32:45" },
  { height:  567913 , difficulty:  1680423 , date:  "2015-07-19 12:32:47" },
  { height:  567914 , difficulty:  1681892 , date:  "2015-07-19 12:33:09" },
  { height:  567915 , difficulty:  1684157 , date:  "2015-07-19 12:33:18" },
  { height:  567916 , difficulty:  1687986 , date:  "2015-07-19 12:33:24" },
  { height:  567917 , difficulty:  1688158 , date:  "2015-07-19 12:33:28" },
  { height:  567918 , difficulty:  1694005 , date:  "2015-07-19 12:34:50" },
  { height:  567919 , difficulty:  1694032 , date:  "2015-07-19 12:35:32" },
  { height:  567920 , difficulty:  1696191 , date:  "2015-07-19 12:39:07" },
  { height:  567921 , difficulty:  1692922 , date:  "2015-07-19 12:39:12" },
  { height:  567922 , difficulty:  1689249 , date:  "2015-07-19 12:40:57" },
  { height:  567923 , difficulty:  1690038 , date:  "2015-07-19 12:41:16" },
  { height:  567924 , difficulty:  1694023 , date:  "2015-07-19 12:43:53" },
  { height:  567925 , difficulty:  1690441 , date:  "2015-07-19 12:44:34" },
  { height:  567926 , difficulty:  1697755 , date:  "2015-07-19 12:45:52" },
  { height:  567927 , difficulty:  1693374 , date:  "2015-07-19 12:47:07" },
  { height:  567928 , difficulty:  1687261 , date:  "2015-07-19 12:49:07" },
  { height:  567929 , difficulty:  1689857 , date:  "2015-07-19 12:49:33" },
  { height:  567930 , difficulty:  1692007 , date:  "2015-07-19 12:50:18" },
  { height:  567931 , difficulty:  1690264 , date:  "2015-07-19 12:50:37" },
  { height:  567932 , difficulty:  1691940 , date:  "2015-07-19 12:51:53" },
  { height:  567933 , difficulty:  1696608 , date:  "2015-07-19 12:53:48" },
  { height:  567934 , difficulty:  1695018 , date:  "2015-07-19 12:53:52" },
  { height:  567935 , difficulty:  1694877 , date:  "2015-07-19 12:54:20" },
  { height:  567936 , difficulty:  1690769 , date:  "2015-07-19 12:56:43" },
  { height:  567937 , difficulty:  1692049 , date:  "2015-07-19 12:56:46" },
  { height:  567938 , difficulty:  1693017 , date:  "2015-07-19 12:57:33" },
  { height:  567939 , difficulty:  1695551 , date:  "2015-07-19 12:58:34" },
  { height:  567940 , difficulty:  1695866 , date:  "2015-07-19 12:59:42" },
  { height:  567941 , difficulty:  1685610 , date:  "2015-07-19 13:00:24" },
  { height:  567942 , difficulty:  1685128 , date:  "2015-07-19 13:00:46" },
  { height:  567943 , difficulty:  1685367 , date:  "2015-07-19 13:03:10" },
  { height:  567944 , difficulty:  1684243 , date:  "2015-07-19 13:07:26" },
  { height:  567945 , difficulty:  1683549 , date:  "2015-07-19 13:07:49" },
  { height:  567946 , difficulty:  1687369 , date:  "2015-07-19 13:08:07" },
  { height:  567947 , difficulty:  1687081 , date:  "2015-07-19 13:08:13" },
  { height:  567948 , difficulty:  1687003 , date:  "2015-07-19 13:10:50" },
  { height:  567949 , difficulty:  1685110 , date:  "2015-07-19 13:11:23" },
  { height:  567950 , difficulty:  1684468 , date:  "2015-07-19 13:12:10" },
  { height:  567951 , difficulty:  1687252 , date:  "2015-07-19 13:13:50" },
  { height:  567952 , difficulty:  1687701 , date:  "2015-07-19 13:14:06" },
  { height:  567953 , difficulty:  1690607 , date:  "2015-07-19 13:14:28" },
  { height:  567954 , difficulty:  1690726 , date:  "2015-07-19 13:15:21" },
  { height:  567955 , difficulty:  1691988 , date:  "2015-07-19 13:15:42" },
  { height:  567956 , difficulty:  1692199 , date:  "2015-07-19 13:19:13" },
  { height:  567957 , difficulty:  1699316 , date:  "2015-07-19 13:20:41" },
  { height:  567958 , difficulty:  1699670 , date:  "2015-07-19 13:22:58" },
  { height:  567959 , difficulty:  1694512 , date:  "2015-07-19 13:23:52" },
  { height:  567960 , difficulty:  1695931 , date:  "2015-07-19 13:23:55" },
  { height:  567961 , difficulty:  1698443 , date:  "2015-07-19 13:24:02" },
  { height:  567962 , difficulty:  1699117 , date:  "2015-07-19 13:24:22" },
  { height:  567963 , difficulty:  1699476 , date:  "2015-07-19 13:25:16" },
  { height:  567964 , difficulty:  1690021 , date:  "2015-07-19 13:25:51" },
  { height:  567965 , difficulty:  1693750 , date:  "2015-07-19 13:26:17" },
  { height:  567966 , difficulty:  1689830 , date:  "2015-07-19 13:27:42" },
  { height:  567967 , difficulty:  1689810 , date:  "2015-07-19 13:27:51" },
  { height:  567968 , difficulty:  1689217 , date:  "2015-07-19 13:28:37" },
  { height:  567969 , difficulty:  1697680 , date:  "2015-07-19 13:29:05" },
  { height:  567970 , difficulty:  1696150 , date:  "2015-07-19 13:29:34" },
  { height:  567971 , difficulty:  1696800 , date:  "2015-07-19 13:29:36" },
  { height:  567972 , difficulty:  1692560 , date:  "2015-07-19 13:30:13" },
  { height:  567973 , difficulty:  1692942 , date:  "2015-07-19 13:30:31" },
  { height:  567974 , difficulty:  1693346 , date:  "2015-07-19 13:32:31" },
  { height:  567975 , difficulty:  1702316 , date:  "2015-07-19 13:36:39" },
  { height:  567976 , difficulty:  1705233 , date:  "2015-07-19 13:36:48" },
  { height:  567977 , difficulty:  1707786 , date:  "2015-07-19 13:37:32" },
  { height:  567978 , difficulty:  1706647 , date:  "2015-07-19 13:38:37" },
  { height:  567979 , difficulty:  1706478 , date:  "2015-07-19 13:38:39" },
  { height:  567980 , difficulty:  1703775 , date:  "2015-07-19 13:43:00" },
  { height:  567981 , difficulty:  1703972 , date:  "2015-07-19 13:45:27" },
  { height:  567982 , difficulty:  1705386 , date:  "2015-07-19 13:46:03" },
  { height:  567983 , difficulty:  1708175 , date:  "2015-07-19 13:46:46" },
  { height:  567984 , difficulty:  1709928 , date:  "2015-07-19 13:47:50" },
  { height:  567985 , difficulty:  1703103 , date:  "2015-07-19 13:47:56" },
  { height:  567986 , difficulty:  1706980 , date:  "2015-07-19 13:48:35" },
  { height:  567987 , difficulty:  1713518 , date:  "2015-07-19 13:52:27" },
  { height:  567988 , difficulty:  1711209 , date:  "2015-07-19 13:53:17" },
  { height:  567989 , difficulty:  1715308 , date:  "2015-07-19 13:53:22" },
  { height:  567990 , difficulty:  1718146 , date:  "2015-07-19 13:55:22" },
  { height:  567991 , difficulty:  1719289 , date:  "2015-07-19 13:56:25" },
  { height:  567992 , difficulty:  1719909 , date:  "2015-07-19 13:56:55" },
  { height:  567993 , difficulty:  1723089 , date:  "2015-07-19 13:57:33" },
  { height:  567994 , difficulty:  1719494 , date:  "2015-07-19 13:58:01" },
  { height:  567995 , difficulty:  1718414 , date:  "2015-07-19 13:59:02" },
  { height:  567996 , difficulty:  1713197 , date:  "2015-07-19 14:00:07" },
  { height:  567997 , difficulty:  1715409 , date:  "2015-07-19 14:03:03" },
  { height:  567998 , difficulty:  1710471 , date:  "2015-07-19 14:06:37" },
  { height:  567999 , difficulty:  1710714 , date:  "2015-07-19 14:06:43" },
  { height:  568000 , difficulty:  1707607 , date:  "2015-07-19 14:08:23" },
  { height:  568001 , difficulty:  1706230 , date:  "2015-07-19 14:08:25" },
  { height:  568002 , difficulty:  1703101 , date:  "2015-07-19 14:08:28" },
  { height:  568003 , difficulty:  1707801 , date:  "2015-07-19 14:13:01" },
  { height:  568004 , difficulty:  1705526 , date:  "2015-07-19 14:16:08" },
  { height:  568005 , difficulty:  1705303 , date:  "2015-07-19 14:16:10" },
  { height:  568006 , difficulty:  1704662 , date:  "2015-07-19 14:16:31" },
  { height:  568007 , difficulty:  1708985 , date:  "2015-07-19 14:16:52" },
  { height:  568008 , difficulty:  1705823 , date:  "2015-07-19 14:17:07" },
  { height:  568009 , difficulty:  1701697 , date:  "2015-07-19 14:18:37" },
  { height:  568010 , difficulty:  1702790 , date:  "2015-07-19 14:18:55" },
  { height:  568011 , difficulty:  1710265 , date:  "2015-07-19 14:18:58" },
  { height:  568012 , difficulty:  1705228 , date:  "2015-07-19 14:21:37" },
  { height:  568013 , difficulty:  1707361 , date:  "2015-07-19 14:21:39" },
  { height:  568014 , difficulty:  1705735 , date:  "2015-07-19 14:25:11" },
  { height:  568015 , difficulty:  1703180 , date:  "2015-07-19 14:25:13" },
  { height:  568016 , difficulty:  1704478 , date:  "2015-07-19 14:25:21" },
  { height:  568017 , difficulty:  1703570 , date:  "2015-07-19 14:27:03" },
  { height:  568018 , difficulty:  1712850 , date:  "2015-07-19 14:27:18" },
  { height:  568019 , difficulty:  1707738 , date:  "2015-07-19 14:28:48" },
  { height:  568020 , difficulty:  1699595 , date:  "2015-07-19 14:29:09" },
  { height:  568021 , difficulty:  1700287 , date:  "2015-07-19 14:29:48" },
  { height:  568022 , difficulty:  1701763 , date:  "2015-07-19 14:31:44" },
  { height:  568023 , difficulty:  1704069 , date:  "2015-07-19 14:32:40" },
  { height:  568024 , difficulty:  1696651 , date:  "2015-07-19 14:34:00" },
  { height:  568025 , difficulty:  1702092 , date:  "2015-07-19 14:37:57" },
  { height:  568026 , difficulty:  1703405 , date:  "2015-07-19 14:38:02" },
  { height:  568027 , difficulty:  1699087 , date:  "2015-07-19 14:39:31" },
  { height:  568028 , difficulty:  1701495 , date:  "2015-07-19 14:41:12" },
  { height:  568029 , difficulty:  1702771 , date:  "2015-07-19 14:41:36" },
  { height:  568030 , difficulty:  1700844 , date:  "2015-07-19 14:42:00" },
  { height:  568031 , difficulty:  1701190 , date:  "2015-07-19 14:42:54" },
  { height:  568032 , difficulty:  1695463 , date:  "2015-07-19 14:47:10" },
  { height:  568033 , difficulty:  1692343 , date:  "2015-07-19 14:47:15" },
  { height:  568034 , difficulty:  1686120 , date:  "2015-07-19 14:47:58" },
  { height:  568035 , difficulty:  1687619 , date:  "2015-07-19 14:48:54" },
  { height:  568036 , difficulty:  1693404 , date:  "2015-07-19 14:49:17" },
  { height:  568037 , difficulty:  1695789 , date:  "2015-07-19 14:49:36" },
  { height:  568038 , difficulty:  1695347 , date:  "2015-07-19 14:49:40" },
  { height:  568039 , difficulty:  1696134 , date:  "2015-07-19 14:50:17" },
  { height:  568040 , difficulty:  1698444 , date:  "2015-07-19 14:51:08" },
  { height:  568041 , difficulty:  1698615 , date:  "2015-07-19 14:51:33" },
  { height:  568042 , difficulty:  1697493 , date:  "2015-07-19 14:52:57" },
  { height:  568043 , difficulty:  1698320 , date:  "2015-07-19 14:53:55" },
  { height:  568044 , difficulty:  1701251 , date:  "2015-07-19 14:54:00" },
  { height:  568045 , difficulty:  1701638 , date:  "2015-07-19 14:54:39" },
  { height:  568046 , difficulty:  1702064 , date:  "2015-07-19 14:55:22" },
  { height:  568047 , difficulty:  1703727 , date:  "2015-07-19 14:55:46" },
  { height:  568048 , difficulty:  1702653 , date:  "2015-07-19 14:56:06" },
  { height:  568049 , difficulty:  1708023 , date:  "2015-07-19 14:57:22" },
  { height:  568050 , difficulty:  1702652 , date:  "2015-07-19 14:58:41" },
  { height:  568051 , difficulty:  1694691 , date:  "2015-07-19 14:58:50" },
  { height:  568052 , difficulty:  1698248 , date:  "2015-07-19 14:59:04" },
  { height:  568053 , difficulty:  1700990 , date:  "2015-07-19 15:00:55" },
  { height:  568054 , difficulty:  1698248 , date:  "2015-07-19 15:01:28" },
  { height:  568055 , difficulty:  1699137 , date:  "2015-07-19 15:01:41" },
  { height:  568056 , difficulty:  1687619 , date:  "2015-07-19 15:02:40" },
  { height:  568057 , difficulty:  1686376 , date:  "2015-07-19 15:03:15" },
  { height:  568058 , difficulty:  1687406 , date:  "2015-07-19 15:06:10" },
  { height:  568059 , difficulty:  1691155 , date:  "2015-07-19 15:07:08" },
  { height:  568060 , difficulty:  1690209 , date:  "2015-07-19 15:08:43" },
  { height:  568061 , difficulty:  1691471 , date:  "2015-07-19 15:08:46" },
  { height:  568062 , difficulty:  1692445 , date:  "2015-07-19 15:11:18" },
  { height:  568063 , difficulty:  1681405 , date:  "2015-07-19 15:11:33" },
  { height:  568064 , difficulty:  1682429 , date:  "2015-07-19 15:11:52" },
  { height:  568065 , difficulty:  1690606 , date:  "2015-07-19 15:11:59" },
  { height:  568066 , difficulty:  1685348 , date:  "2015-07-19 15:15:21" },
  { height:  568067 , difficulty:  1682972 , date:  "2015-07-19 15:15:36" },
  { height:  568068 , difficulty:  1683202 , date:  "2015-07-19 15:19:12" },
  { height:  568069 , difficulty:  1684643 , date:  "2015-07-19 15:20:10" },
  { height:  568070 , difficulty:  1687427 , date:  "2015-07-19 15:21:41" },
  { height:  568071 , difficulty:  1686784 , date:  "2015-07-19 15:22:24" },
  { height:  568072 , difficulty:  1691017 , date:  "2015-07-19 15:22:41" },
  { height:  568073 , difficulty:  1684793 , date:  "2015-07-19 15:22:53" },
  { height:  568074 , difficulty:  1677116 , date:  "2015-07-19 15:23:02" },
  { height:  568075 , difficulty:  1677412 , date:  "2015-07-19 15:27:17" },
  { height:  568076 , difficulty:  1677503 , date:  "2015-07-19 15:27:49" },
  { height:  568077 , difficulty:  1682259 , date:  "2015-07-19 15:29:12" },
  { height:  568078 , difficulty:  1684376 , date:  "2015-07-19 15:30:04" },
  { height:  568079 , difficulty:  1672855 , date:  "2015-07-19 15:31:13" },
  { height:  568080 , difficulty:  1664613 , date:  "2015-07-19 15:32:08" },
  { height:  568081 , difficulty:  1665186 , date:  "2015-07-19 15:36:18" },
  { height:  568082 , difficulty:  1664969 , date:  "2015-07-19 15:36:55" },
  { height:  568083 , difficulty:  1673537 , date:  "2015-07-19 15:37:01" },
  { height:  568084 , difficulty:  1675391 , date:  "2015-07-19 15:38:05" },
  { height:  568085 , difficulty:  1672753 , date:  "2015-07-19 15:38:10" },
  { height:  568086 , difficulty:  1673074 , date:  "2015-07-19 15:41:45" },
  { height:  568087 , difficulty:  1675437 , date:  "2015-07-19 15:41:46" },
  { height:  568088 , difficulty:  1671917 , date:  "2015-07-19 15:41:58" },
  { height:  568089 , difficulty:  1688458 , date:  "2015-07-19 15:43:55" },
  { height:  568090 , difficulty:  1679865 , date:  "2015-07-19 15:44:39" },
  { height:  568091 , difficulty:  1680675 , date:  "2015-07-19 15:47:24" },
  { height:  568092 , difficulty:  1681098 , date:  "2015-07-19 15:50:15" },
  { height:  568093 , difficulty:  1682493 , date:  "2015-07-19 15:50:40" },
  { height:  568094 , difficulty:  1682274 , date:  "2015-07-19 15:50:56" },
  { height:  568095 , difficulty:  1679819 , date:  "2015-07-19 15:50:58" },
  { height:  568096 , difficulty:  1683697 , date:  "2015-07-19 15:51:12" },
  { height:  568097 , difficulty:  1693353 , date:  "2015-07-19 15:52:20" },
  { height:  568098 , difficulty:  1691353 , date:  "2015-07-19 15:53:20" },
  { height:  568099 , difficulty:  1689916 , date:  "2015-07-19 15:58:49" },
  { height:  568100 , difficulty:  1688317 , date:  "2015-07-19 16:00:37" },
  { height:  568101 , difficulty:  1682913 , date:  "2015-07-19 16:00:51" },
  { height:  568102 , difficulty:  1687314 , date:  "2015-07-19 16:02:25" },
  { height:  568103 , difficulty:  1684984 , date:  "2015-07-19 16:02:29" },
  { height:  568104 , difficulty:  1682372 , date:  "2015-07-19 16:05:25" },
  { height:  568105 , difficulty:  1685271 , date:  "2015-07-19 16:05:32" },
  { height:  568106 , difficulty:  1685136 , date:  "2015-07-19 16:06:03" },
  { height:  568107 , difficulty:  1685996 , date:  "2015-07-19 16:07:44" },
  { height:  568108 , difficulty:  1673915 , date:  "2015-07-19 16:08:17" },
  { height:  568109 , difficulty:  1675523 , date:  "2015-07-19 16:08:28" },
  { height:  568110 , difficulty:  1675013 , date:  "2015-07-19 16:08:55" },
  { height:  568111 , difficulty:  1673870 , date:  "2015-07-19 16:09:45" },
  { height:  568112 , difficulty:  1674800 , date:  "2015-07-19 16:11:54" },
  { height:  568113 , difficulty:  1683596 , date:  "2015-07-19 16:12:16" },
  { height:  568114 , difficulty:  1687443 , date:  "2015-07-19 16:13:21" },
  { height:  568115 , difficulty:  1686526 , date:  "2015-07-19 16:13:46" },
  { height:  568116 , difficulty:  1686861 , date:  "2015-07-19 16:14:16" },
  { height:  568117 , difficulty:  1688622 , date:  "2015-07-19 16:14:47" },
  { height:  568118 , difficulty:  1692883 , date:  "2015-07-19 16:15:23" },
  { height:  568119 , difficulty:  1691650 , date:  "2015-07-19 16:15:49" },
  { height:  568120 , difficulty:  1706372 , date:  "2015-07-19 16:15:53" },
  { height:  568121 , difficulty:  1704925 , date:  "2015-07-19 16:17:21" },
  { height:  568122 , difficulty:  1703633 , date:  "2015-07-19 16:19:52" },
  { height:  568123 , difficulty:  1708119 , date:  "2015-07-19 16:20:28" },
  { height:  568124 , difficulty:  1708036 , date:  "2015-07-19 16:20:41" },
  { height:  568125 , difficulty:  1704874 , date:  "2015-07-19 16:21:27" },
  { height:  568126 , difficulty:  1702364 , date:  "2015-07-19 16:22:12" },
  { height:  568127 , difficulty:  1702824 , date:  "2015-07-19 16:23:33" },
  { height:  568128 , difficulty:  1702740 , date:  "2015-07-19 16:23:40" },
  { height:  568129 , difficulty:  1714297 , date:  "2015-07-19 16:25:48" },
  { height:  568130 , difficulty:  1713281 , date:  "2015-07-19 16:25:57" },
  { height:  568131 , difficulty:  1715486 , date:  "2015-07-19 16:26:00" },
  { height:  568132 , difficulty:  1713116 , date:  "2015-07-19 16:27:04" },
  { height:  568133 , difficulty:  1711778 , date:  "2015-07-19 16:27:36" },
  { height:  568134 , difficulty:  1707044 , date:  "2015-07-19 16:30:24" },
  { height:  568135 , difficulty:  1712383 , date:  "2015-07-19 16:30:34" },
  { height:  568136 , difficulty:  1710352 , date:  "2015-07-19 16:31:17" },
  { height:  568137 , difficulty:  1712126 , date:  "2015-07-19 16:32:00" },
  { height:  568138 , difficulty:  1704872 , date:  "2015-07-19 16:32:06" },
  { height:  568139 , difficulty:  1704886 , date:  "2015-07-19 16:32:40" },
  { height:  568140 , difficulty:  1713114 , date:  "2015-07-19 16:32:58" },
  { height:  568141 , difficulty:  1713253 , date:  "2015-07-19 16:33:03" },
  { height:  568142 , difficulty:  1704007 , date:  "2015-07-19 16:33:40" },
  { height:  568143 , difficulty:  1710043 , date:  "2015-07-19 16:34:16" },
  { height:  568144 , difficulty:  1699724 , date:  "2015-07-19 16:37:26" },
  { height:  568145 , difficulty:  1697735 , date:  "2015-07-19 16:38:13" },
  { height:  568146 , difficulty:  1694403 , date:  "2015-07-19 16:39:12" },
  { height:  568147 , difficulty:  1694912 , date:  "2015-07-19 16:39:15" },
  { height:  568148 , difficulty:  1697382 , date:  "2015-07-19 16:39:39" },
  { height:  568149 , difficulty:  1702102 , date:  "2015-07-19 16:41:20" },
  { height:  568150 , difficulty:  1707442 , date:  "2015-07-19 16:41:58" },
  { height:  568151 , difficulty:  1696002 , date:  "2015-07-19 16:43:54" },
  { height:  568152 , difficulty:  1695065 , date:  "2015-07-19 16:47:10" },
  { height:  568153 , difficulty:  1692443 , date:  "2015-07-19 16:48:23" },
  { height:  568154 , difficulty:  1694542 , date:  "2015-07-19 16:49:26" },
  { height:  568155 , difficulty:  1693344 , date:  "2015-07-19 16:50:26" },
  { height:  568156 , difficulty:  1692878 , date:  "2015-07-19 16:51:09" },
  { height:  568157 , difficulty:  1681079 , date:  "2015-07-19 16:52:46" },
  { height:  568158 , difficulty:  1687239 , date:  "2015-07-19 16:56:24" },
  { height:  568159 , difficulty:  1688327 , date:  "2015-07-19 16:57:15" },
  { height:  568160 , difficulty:  1685578 , date:  "2015-07-19 16:57:21" },
  { height:  568161 , difficulty:  1686123 , date:  "2015-07-19 16:57:39" },
  { height:  568162 , difficulty:  1678928 , date:  "2015-07-19 16:57:59" },
  { height:  568163 , difficulty:  1685441 , date:  "2015-07-19 17:00:12" },
  { height:  568164 , difficulty:  1685245 , date:  "2015-07-19 17:00:45" },
  { height:  568165 , difficulty:  1680499 , date:  "2015-07-19 17:02:18" },
  { height:  568166 , difficulty:  1680778 , date:  "2015-07-19 17:02:57" },
  { height:  568167 , difficulty:  1673952 , date:  "2015-07-19 17:04:16" },
  { height:  568168 , difficulty:  1668338 , date:  "2015-07-19 17:04:31" },
  { height:  568169 , difficulty:  1668380 , date:  "2015-07-19 17:04:34" },
  { height:  568170 , difficulty:  1670200 , date:  "2015-07-19 17:04:44" },
  { height:  568171 , difficulty:  1673180 , date:  "2015-07-19 17:06:55" },
  { height:  568172 , difficulty:  1673857 , date:  "2015-07-19 17:08:35" },
  { height:  568173 , difficulty:  1678143 , date:  "2015-07-19 17:09:00" },
  { height:  568174 , difficulty:  1676755 , date:  "2015-07-19 17:10:08" },
  { height:  568175 , difficulty:  1662104 , date:  "2015-07-19 17:12:24" },
  { height:  568176 , difficulty:  1661538 , date:  "2015-07-19 17:14:00" },
  { height:  568177 , difficulty:  1661731 , date:  "2015-07-19 17:19:46" },
  { height:  568178 , difficulty:  1657948 , date:  "2015-07-19 17:20:29" },
  { height:  568179 , difficulty:  1659147 , date:  "2015-07-19 17:22:02" },
  { height:  568180 , difficulty:  1651322 , date:  "2015-07-19 17:22:27" },
  { height:  568181 , difficulty:  1660508 , date:  "2015-07-19 17:25:37" },
  { height:  568182 , difficulty:  1659669 , date:  "2015-07-19 17:25:43" },
  { height:  568183 , difficulty:  1658315 , date:  "2015-07-19 17:25:46" },
  { height:  568184 , difficulty:  1660481 , date:  "2015-07-19 17:25:53" },
  { height:  568185 , difficulty:  1661657 , date:  "2015-07-19 17:27:13" },
  { height:  568186 , difficulty:  1661163 , date:  "2015-07-19 17:27:26" },
  { height:  568187 , difficulty:  1667004 , date:  "2015-07-19 17:28:07" },
  { height:  568188 , difficulty:  1662831 , date:  "2015-07-19 17:29:29" },
  { height:  568189 , difficulty:  1666598 , date:  "2015-07-19 17:31:21" },
  { height:  568190 , difficulty:  1668410 , date:  "2015-07-19 17:31:53" },
  { height:  568191 , difficulty:  1668831 , date:  "2015-07-19 17:33:14" },
  { height:  568192 , difficulty:  1672519 , date:  "2015-07-19 17:34:36" },
  { height:  568193 , difficulty:  1671460 , date:  "2015-07-19 17:36:21" },
  { height:  568194 , difficulty:  1672199 , date:  "2015-07-19 17:36:56" },
  { height:  568195 , difficulty:  1677371 , date:  "2015-07-19 17:37:01" },
  { height:  568196 , difficulty:  1677674 , date:  "2015-07-19 17:37:50" },
  { height:  568197 , difficulty:  1677677 , date:  "2015-07-19 17:39:23" },
  { height:  568198 , difficulty:  1671560 , date:  "2015-07-19 17:41:33" },
  { height:  568199 , difficulty:  1672866 , date:  "2015-07-19 17:46:12" },
  { height:  568200 , difficulty:  1682525 , date:  "2015-07-19 17:46:21" },
  { height:  568201 , difficulty:  1684640 , date:  "2015-07-19 17:47:38" },
  { height:  568202 , difficulty:  1683089 , date:  "2015-07-19 17:48:03" },
  { height:  568203 , difficulty:  1681688 , date:  "2015-07-19 17:48:12" },
  { height:  568204 , difficulty:  1682999 , date:  "2015-07-19 17:48:35" },
  { height:  568205 , difficulty:  1677321 , date:  "2015-07-19 17:50:40" },
  { height:  568206 , difficulty:  1681507 , date:  "2015-07-19 17:50:46" },
  { height:  568207 , difficulty:  1681927 , date:  "2015-07-19 17:51:29" },
  { height:  568208 , difficulty:  1679486 , date:  "2015-07-19 17:53:27" },
  { height:  568209 , difficulty:  1679068 , date:  "2015-07-19 17:53:29" },
  { height:  568210 , difficulty:  1671634 , date:  "2015-07-19 17:53:34" },
  { height:  568211 , difficulty:  1677718 , date:  "2015-07-19 17:54:15" },
  { height:  568212 , difficulty:  1677265 , date:  "2015-07-19 17:56:14" },
  { height:  568213 , difficulty:  1676480 , date:  "2015-07-19 17:56:17" },
  { height:  568214 , difficulty:  1680045 , date:  "2015-07-19 17:56:24" },
  { height:  568215 , difficulty:  1681340 , date:  "2015-07-19 17:56:31" },
  { height:  568216 , difficulty:  1682034 , date:  "2015-07-19 17:58:43" },
  { height:  568217 , difficulty:  1682244 , date:  "2015-07-19 18:00:27" },
  { height:  568218 , difficulty:  1684178 , date:  "2015-07-19 18:00:29" },
  { height:  568219 , difficulty:  1682975 , date:  "2015-07-19 18:02:23" },
  { height:  568220 , difficulty:  1684125 , date:  "2015-07-19 18:02:25" },
  { height:  568221 , difficulty:  1682801 , date:  "2015-07-19 18:03:16" },
  { height:  568222 , difficulty:  1684227 , date:  "2015-07-19 18:03:39" },
  { height:  568223 , difficulty:  1688281 , date:  "2015-07-19 18:03:45" },
  { height:  568224 , difficulty:  1687582 , date:  "2015-07-19 18:05:10" },
  { height:  568225 , difficulty:  1688449 , date:  "2015-07-19 18:05:14" },
  { height:  568226 , difficulty:  1687192 , date:  "2015-07-19 18:05:43" },
  { height:  568227 , difficulty:  1685428 , date:  "2015-07-19 18:09:39" },
  { height:  568228 , difficulty:  1676538 , date:  "2015-07-19 18:09:40" },
  { height:  568229 , difficulty:  1673636 , date:  "2015-07-19 18:12:46" },
  { height:  568230 , difficulty:  1671469 , date:  "2015-07-19 18:13:37" },
  { height:  568231 , difficulty:  1669540 , date:  "2015-07-19 18:14:04" },
  { height:  568232 , difficulty:  1669593 , date:  "2015-07-19 18:14:08" },
  { height:  568233 , difficulty:  1667914 , date:  "2015-07-19 18:14:28" },
  { height:  568234 , difficulty:  1660035 , date:  "2015-07-19 18:14:29" },
  { height:  568235 , difficulty:  1658069 , date:  "2015-07-19 18:14:48" },
  { height:  568236 , difficulty:  1658674 , date:  "2015-07-19 18:17:23" },
  { height:  568237 , difficulty:  1658436 , date:  "2015-07-19 18:18:18" },
  { height:  568238 , difficulty:  1661980 , date:  "2015-07-19 18:24:09" },
  { height:  568239 , difficulty:  1656346 , date:  "2015-07-19 18:24:54" },
  { height:  568240 , difficulty:  1655541 , date:  "2015-07-19 18:25:47" },
  { height:  568241 , difficulty:  1652028 , date:  "2015-07-19 18:26:56" },
  { height:  568242 , difficulty:  1651589 , date:  "2015-07-19 18:28:14" },
  { height:  568243 , difficulty:  1655558 , date:  "2015-07-19 18:28:16" },
  { height:  568244 , difficulty:  1655311 , date:  "2015-07-19 18:28:22" },
  { height:  568245 , difficulty:  1656043 , date:  "2015-07-19 18:28:56" },
  { height:  568246 , difficulty:  1656991 , date:  "2015-07-19 18:29:07" },
  { height:  568247 , difficulty:  1652539 , date:  "2015-07-19 18:32:35" },
  { height:  568248 , difficulty:  1648807 , date:  "2015-07-19 18:32:53" },
  { height:  568249 , difficulty:  1648062 , date:  "2015-07-19 18:34:14" },
  { height:  568250 , difficulty:  1653243 , date:  "2015-07-19 18:36:23" },
  { height:  568251 , difficulty:  1647422 , date:  "2015-07-19 18:36:42" },
  { height:  568252 , difficulty:  1644631 , date:  "2015-07-19 18:39:53" },
  { height:  568253 , difficulty:  1632315 , date:  "2015-07-19 18:41:25" },
  { height:  568254 , difficulty:  1632088 , date:  "2015-07-19 18:41:32" },
  { height:  568255 , difficulty:  1629105 , date:  "2015-07-19 18:42:32" },
  { height:  568256 , difficulty:  1629583 , date:  "2015-07-19 18:42:42" },
  { height:  568257 , difficulty:  1625543 , date:  "2015-07-19 18:44:49" },
  { height:  568258 , difficulty:  1625589 , date:  "2015-07-19 18:46:19" },
  { height:  568259 , difficulty:  1626848 , date:  "2015-07-19 18:46:40" },
  { height:  568260 , difficulty:  1630369 , date:  "2015-07-19 18:50:01" },
  { height:  568261 , difficulty:  1627001 , date:  "2015-07-19 18:50:05" },
  { height:  568262 , difficulty:  1631507 , date:  "2015-07-19 18:53:38" },
  { height:  568263 , difficulty:  1634832 , date:  "2015-07-19 18:53:42" },
  { height:  568264 , difficulty:  1635568 , date:  "2015-07-19 18:53:50" },
  { height:  568265 , difficulty:  1631333 , date:  "2015-07-19 18:54:04" },
  { height:  568266 , difficulty:  1644295 , date:  "2015-07-19 18:54:53" },
  { height:  568267 , difficulty:  1640842 , date:  "2015-07-19 18:55:04" },
  { height:  568268 , difficulty:  1638600 , date:  "2015-07-19 18:55:37" },
  { height:  568269 , difficulty:  1634488 , date:  "2015-07-19 18:56:37" },
  { height:  568270 , difficulty:  1633609 , date:  "2015-07-19 18:57:11" },
  { height:  568271 , difficulty:  1637281 , date:  "2015-07-19 18:58:09" },
  { height:  568272 , difficulty:  1636323 , date:  "2015-07-19 18:58:23" },
  { height:  568273 , difficulty:  1632384 , date:  "2015-07-19 18:58:57" },
  { height:  568274 , difficulty:  1630567 , date:  "2015-07-19 18:59:18" },
  { height:  568275 , difficulty:  1619860 , date:  "2015-07-19 19:03:21" },
  { height:  568276 , difficulty:  1619884 , date:  "2015-07-19 19:04:04" },
  { height:  568277 , difficulty:  1617067 , date:  "2015-07-19 19:05:36" },
  { height:  568278 , difficulty:  1616423 , date:  "2015-07-19 19:06:07" },
  { height:  568279 , difficulty:  1618659 , date:  "2015-07-19 19:06:20" },
  { height:  568280 , difficulty:  1618101 , date:  "2015-07-19 19:08:44" },
  { height:  568281 , difficulty:  1616914 , date:  "2015-07-19 19:08:57" },
  { height:  568282 , difficulty:  1620442 , date:  "2015-07-19 19:09:52" },
  { height:  568283 , difficulty:  1629086 , date:  "2015-07-19 19:09:56" },
  { height:  568284 , difficulty:  1631663 , date:  "2015-07-19 19:10:52" },
  { height:  568285 , difficulty:  1633880 , date:  "2015-07-19 19:11:28" },
  { height:  568286 , difficulty:  1638584 , date:  "2015-07-19 19:11:49" },
  { height:  568287 , difficulty:  1638355 , date:  "2015-07-19 19:12:23" },
  { height:  568288 , difficulty:  1633280 , date:  "2015-07-19 19:12:25" },
  { height:  568289 , difficulty:  1636259 , date:  "2015-07-19 19:14:04" },
  { height:  568290 , difficulty:  1636348 , date:  "2015-07-19 19:14:13" },
  { height:  568291 , difficulty:  1639570 , date:  "2015-07-19 19:15:50" },
  { height:  568292 , difficulty:  1636572 , date:  "2015-07-19 19:15:52" },
  { height:  568293 , difficulty:  1632411 , date:  "2015-07-19 19:18:00" },
  { height:  568294 , difficulty:  1648237 , date:  "2015-07-19 19:18:01" },
  { height:  568295 , difficulty:  1643467 , date:  "2015-07-19 19:19:34" },
  { height:  568296 , difficulty:  1649019 , date:  "2015-07-19 19:20:11" },
  { height:  568297 , difficulty:  1649348 , date:  "2015-07-19 19:20:28" },
  { height:  568298 , difficulty:  1649133 , date:  "2015-07-19 19:22:19" },
  { height:  568299 , difficulty:  1649159 , date:  "2015-07-19 19:23:23" },
  { height:  568300 , difficulty:  1646839 , date:  "2015-07-19 19:24:26" },
  { height:  568301 , difficulty:  1648196 , date:  "2015-07-19 19:24:45" },
  { height:  568302 , difficulty:  1647304 , date:  "2015-07-19 19:29:13" },
  { height:  568303 , difficulty:  1637472 , date:  "2015-07-19 19:29:16" },
  { height:  568304 , difficulty:  1639230 , date:  "2015-07-19 19:32:21" },
  { height:  568305 , difficulty:  1634235 , date:  "2015-07-19 19:33:10" },
  { height:  568306 , difficulty:  1633625 , date:  "2015-07-19 19:35:15" },
  { height:  568307 , difficulty:  1632651 , date:  "2015-07-19 19:36:19" },
  { height:  568308 , difficulty:  1632937 , date:  "2015-07-19 19:41:27" },
  { height:  568309 , difficulty:  1633040 , date:  "2015-07-19 19:42:02" },
  { height:  568310 , difficulty:  1640130 , date:  "2015-07-19 19:42:09" },
  { height:  568311 , difficulty:  1643436 , date:  "2015-07-19 19:42:12" },
  { height:  568312 , difficulty:  1640099 , date:  "2015-07-19 19:43:59" },
  { height:  568313 , difficulty:  1639535 , date:  "2015-07-19 19:44:40" },
  { height:  568314 , difficulty:  1628000 , date:  "2015-07-19 19:45:04" },
  { height:  568315 , difficulty:  1630708 , date:  "2015-07-19 19:46:38" },
  { height:  568316 , difficulty:  1628535 , date:  "2015-07-19 19:46:53" },
  { height:  568317 , difficulty:  1625911 , date:  "2015-07-19 19:47:38" },
  { height:  568318 , difficulty:  1624716 , date:  "2015-07-19 19:48:40" },
  { height:  568319 , difficulty:  1631066 , date:  "2015-07-19 19:50:16" },
  { height:  568320 , difficulty:  1631026 , date:  "2015-07-19 19:50:22" },
  { height:  568321 , difficulty:  1633051 , date:  "2015-07-19 19:51:13" },
  { height:  568322 , difficulty:  1634080 , date:  "2015-07-19 19:51:29" },
  { height:  568323 , difficulty:  1626367 , date:  "2015-07-19 19:52:16" },
  { height:  568324 , difficulty:  1630146 , date:  "2015-07-19 19:52:53" },
  { height:  568325 , difficulty:  1626718 , date:  "2015-07-19 19:54:08" },
  { height:  568326 , difficulty:  1626085 , date:  "2015-07-19 19:54:17" },
  { height:  568327 , difficulty:  1632728 , date:  "2015-07-19 19:54:21" },
  { height:  568328 , difficulty:  1625802 , date:  "2015-07-19 19:55:15" },
  { height:  568329 , difficulty:  1624457 , date:  "2015-07-19 19:55:22" },
  { height:  568330 , difficulty:  1625238 , date:  "2015-07-19 19:55:24" },
  { height:  568331 , difficulty:  1625702 , date:  "2015-07-19 19:57:24" },
  { height:  568332 , difficulty:  1626432 , date:  "2015-07-19 19:57:36" },
  { height:  568333 , difficulty:  1623112 , date:  "2015-07-19 19:57:50" },
  { height:  568334 , difficulty:  1622854 , date:  "2015-07-19 19:58:02" },
  { height:  568335 , difficulty:  1622953 , date:  "2015-07-19 19:58:09" },
  { height:  568336 , difficulty:  1620626 , date:  "2015-07-19 19:59:51" },
  { height:  568337 , difficulty:  1622587 , date:  "2015-07-19 20:01:17" },
  { height:  568338 , difficulty:  1619604 , date:  "2015-07-19 20:01:30" },
  { height:  568339 , difficulty:  1619775 , date:  "2015-07-19 20:02:08" },
  { height:  568340 , difficulty:  1620211 , date:  "2015-07-19 20:04:28" },
  { height:  568341 , difficulty:  1621120 , date:  "2015-07-19 20:06:15" },
  { height:  568342 , difficulty:  1623893 , date:  "2015-07-19 20:08:39" },
  { height:  568343 , difficulty:  1623634 , date:  "2015-07-19 20:09:56" },
  { height:  568344 , difficulty:  1622390 , date:  "2015-07-19 20:09:58" },
  { height:  568345 , difficulty:  1621230 , date:  "2015-07-19 20:11:00" },
  { height:  568346 , difficulty:  1619981 , date:  "2015-07-19 20:14:42" },
  { height:  568347 , difficulty:  1623609 , date:  "2015-07-19 20:14:44" },
  { height:  568348 , difficulty:  1627514 , date:  "2015-07-19 20:16:12" },
  { height:  568349 , difficulty:  1633176 , date:  "2015-07-19 20:16:52" },
  { height:  568350 , difficulty:  1632578 , date:  "2015-07-19 20:17:03" },
  { height:  568351 , difficulty:  1623048 , date:  "2015-07-19 20:17:31" },
  { height:  568352 , difficulty:  1621419 , date:  "2015-07-19 20:17:33" },
  { height:  568353 , difficulty:  1623639 , date:  "2015-07-19 20:18:28" },
  { height:  568354 , difficulty:  1626128 , date:  "2015-07-19 20:18:55" },
  { height:  568355 , difficulty:  1626358 , date:  "2015-07-19 20:20:27" },
  { height:  568356 , difficulty:  1621336 , date:  "2015-07-19 20:20:30" },
  { height:  568357 , difficulty:  1620845 , date:  "2015-07-19 20:20:40" },
  { height:  568358 , difficulty:  1620675 , date:  "2015-07-19 20:27:30" },
  { height:  568359 , difficulty:  1621948 , date:  "2015-07-19 20:29:10" },
  { height:  568360 , difficulty:  1623550 , date:  "2015-07-19 20:29:16" },
  { height:  568361 , difficulty:  1622223 , date:  "2015-07-19 20:29:41" },
  { height:  568362 , difficulty:  1622596 , date:  "2015-07-19 20:30:17" },
  { height:  568363 , difficulty:  1624428 , date:  "2015-07-19 20:32:05" },
  { height:  568364 , difficulty:  1625221 , date:  "2015-07-19 20:32:34" },
  { height:  568365 , difficulty:  1622915 , date:  "2015-07-19 20:33:03" },
  { height:  568366 , difficulty:  1623524 , date:  "2015-07-19 20:33:38" },
  { height:  568367 , difficulty:  1620779 , date:  "2015-07-19 20:33:44" },
  { height:  568368 , difficulty:  1621347 , date:  "2015-07-19 20:34:01" },
  { height:  568369 , difficulty:  1621279 , date:  "2015-07-19 20:37:54" },
  { height:  568370 , difficulty:  1621922 , date:  "2015-07-19 20:38:39" },
  { height:  568371 , difficulty:  1620038 , date:  "2015-07-19 20:39:35" },
  { height:  568372 , difficulty:  1618793 , date:  "2015-07-19 20:39:38" },
  { height:  568373 , difficulty:  1619665 , date:  "2015-07-19 20:39:50" },
  { height:  568374 , difficulty:  1617498 , date:  "2015-07-19 20:41:27" },
  { height:  568375 , difficulty:  1617136 , date:  "2015-07-19 20:42:22" },
  { height:  568376 , difficulty:  1624051 , date:  "2015-07-19 20:42:59" },
  { height:  568377 , difficulty:  1627147 , date:  "2015-07-19 20:43:14" },
  { height:  568378 , difficulty:  1618021 , date:  "2015-07-19 20:45:18" },
  { height:  568379 , difficulty:  1618641 , date:  "2015-07-19 20:45:29" },
  { height:  568380 , difficulty:  1611807 , date:  "2015-07-19 20:45:31" },
  { height:  568381 , difficulty:  1613415 , date:  "2015-07-19 20:45:32" },
  { height:  568382 , difficulty:  1608212 , date:  "2015-07-19 20:46:03" },
  { height:  568383 , difficulty:  1609538 , date:  "2015-07-19 20:46:30" },
  { height:  568384 , difficulty:  1596482 , date:  "2015-07-19 20:48:23" },
  { height:  568385 , difficulty:  1596205 , date:  "2015-07-19 20:48:48" },
  { height:  568386 , difficulty:  1596079 , date:  "2015-07-19 20:48:50" },
  { height:  568387 , difficulty:  1606600 , date:  "2015-07-19 20:49:13" },
  { height:  568388 , difficulty:  1603153 , date:  "2015-07-19 20:49:19" },
  { height:  568389 , difficulty:  1601947 , date:  "2015-07-19 20:49:51" },
  { height:  568390 , difficulty:  1618605 , date:  "2015-07-19 20:51:43" },
  { height:  568391 , difficulty:  1619124 , date:  "2015-07-19 20:52:17" },
  { height:  568392 , difficulty:  1618756 , date:  "2015-07-19 20:52:33" },
  { height:  568393 , difficulty:  1620140 , date:  "2015-07-19 20:52:37" },
  { height:  568394 , difficulty:  1622013 , date:  "2015-07-19 20:53:40" },
  { height:  568395 , difficulty:  1619891 , date:  "2015-07-19 20:54:05" },
  { height:  568396 , difficulty:  1624116 , date:  "2015-07-19 20:57:05" },
  { height:  568397 , difficulty:  1625129 , date:  "2015-07-19 20:57:07" },
  { height:  568398 , difficulty:  1626219 , date:  "2015-07-19 20:57:29" },
  { height:  568399 , difficulty:  1631082 , date:  "2015-07-19 20:58:29" },
  { height:  568400 , difficulty:  1629586 , date:  "2015-07-19 21:00:29" },
  { height:  568401 , difficulty:  1630225 , date:  "2015-07-19 21:07:39" },
  { height:  568402 , difficulty:  1630057 , date:  "2015-07-19 21:08:18" },
  { height:  568403 , difficulty:  1631384 , date:  "2015-07-19 21:08:27" },
  { height:  568404 , difficulty:  1632835 , date:  "2015-07-19 21:09:05" },
  { height:  568405 , difficulty:  1641481 , date:  "2015-07-19 21:09:49" },
  { height:  568406 , difficulty:  1644209 , date:  "2015-07-19 21:16:46" },
  { height:  568407 , difficulty:  1644317 , date:  "2015-07-19 21:16:53" },
  { height:  568408 , difficulty:  1644152 , date:  "2015-07-19 21:17:16" },
  { height:  568409 , difficulty:  1644118 , date:  "2015-07-19 21:17:50" },
  { height:  568410 , difficulty:  1644585 , date:  "2015-07-19 21:18:23" },
  { height:  568411 , difficulty:  1645184 , date:  "2015-07-19 21:21:18" },
  { height:  568412 , difficulty:  1651671 , date:  "2015-07-19 21:21:21" },
  { height:  568413 , difficulty:  1648622 , date:  "2015-07-19 21:25:27" },
  { height:  568414 , difficulty:  1651334 , date:  "2015-07-19 21:26:40" },
  { height:  568415 , difficulty:  1653634 , date:  "2015-07-19 21:26:43" },
  { height:  568416 , difficulty:  1647977 , date:  "2015-07-19 21:26:44" },
  { height:  568417 , difficulty:  1652053 , date:  "2015-07-19 21:27:44" },
  { height:  568418 , difficulty:  1652212 , date:  "2015-07-19 21:31:04" },
  { height:  568419 , difficulty:  1652546 , date:  "2015-07-19 21:32:08" },
  { height:  568420 , difficulty:  1652740 , date:  "2015-07-19 21:33:49" },
  { height:  568421 , difficulty:  1657253 , date:  "2015-07-19 21:35:07" },
  { height:  568422 , difficulty:  1647779 , date:  "2015-07-19 21:35:08" },
  { height:  568423 , difficulty:  1663009 , date:  "2015-07-19 21:35:30" },
  { height:  568424 , difficulty:  1660861 , date:  "2015-07-19 21:35:57" },
  { height:  568425 , difficulty:  1661276 , date:  "2015-07-19 21:37:12" },
  { height:  568426 , difficulty:  1662197 , date:  "2015-07-19 21:37:30" },
  { height:  568427 , difficulty:  1662455 , date:  "2015-07-19 21:39:16" },
  { height:  568428 , difficulty:  1662710 , date:  "2015-07-19 21:39:35" },
  { height:  568429 , difficulty:  1663668 , date:  "2015-07-19 21:39:40" },
  { height:  568430 , difficulty:  1663662 , date:  "2015-07-19 21:42:50" },
  { height:  568431 , difficulty:  1659673 , date:  "2015-07-19 21:43:27" },
  { height:  568432 , difficulty:  1664985 , date:  "2015-07-19 21:44:16" },
  { height:  568433 , difficulty:  1668038 , date:  "2015-07-19 21:47:23" },
  { height:  568434 , difficulty:  1651124 , date:  "2015-07-19 21:49:29" },
  { height:  568435 , difficulty:  1648188 , date:  "2015-07-19 21:50:09" },
  { height:  568436 , difficulty:  1650952 , date:  "2015-07-19 21:50:13" },
  { height:  568437 , difficulty:  1652205 , date:  "2015-07-19 21:52:24" },
  { height:  568438 , difficulty:  1655476 , date:  "2015-07-19 21:53:34" },
  { height:  568439 , difficulty:  1651055 , date:  "2015-07-19 21:54:49" },
  { height:  568440 , difficulty:  1654546 , date:  "2015-07-19 21:55:33" },
  { height:  568441 , difficulty:  1653454 , date:  "2015-07-19 21:55:40" },
  { height:  568442 , difficulty:  1652778 , date:  "2015-07-19 21:55:45" },
  { height:  568443 , difficulty:  1662724 , date:  "2015-07-19 21:56:15" },
  { height:  568444 , difficulty:  1663595 , date:  "2015-07-19 21:57:19" },
  { height:  568445 , difficulty:  1653264 , date:  "2015-07-19 21:58:07" },
  { height:  568446 , difficulty:  1652233 , date:  "2015-07-19 21:58:38" },
  { height:  568447 , difficulty:  1649971 , date:  "2015-07-19 21:58:57" },
  { height:  568448 , difficulty:  1654424 , date:  "2015-07-19 21:59:45" },
  { height:  568449 , difficulty:  1657013 , date:  "2015-07-19 22:00:47" },
  { height:  568450 , difficulty:  1652718 , date:  "2015-07-19 22:00:55" },
  { height:  568451 , difficulty:  1650490 , date:  "2015-07-19 22:02:56" },
  { height:  568452 , difficulty:  1650072 , date:  "2015-07-19 22:03:22" },
  { height:  568453 , difficulty:  1652630 , date:  "2015-07-19 22:07:42" },
  { height:  568454 , difficulty:  1655225 , date:  "2015-07-19 22:07:45" },
  { height:  568455 , difficulty:  1654888 , date:  "2015-07-19 22:07:58" },
  { height:  568456 , difficulty:  1655192 , date:  "2015-07-19 22:11:38" },
  { height:  568457 , difficulty:  1657060 , date:  "2015-07-19 22:12:46" },
  { height:  568458 , difficulty:  1659794 , date:  "2015-07-19 22:14:21" },
  { height:  568459 , difficulty:  1662679 , date:  "2015-07-19 22:16:00" },
  { height:  568460 , difficulty:  1659435 , date:  "2015-07-19 22:16:06" },
  { height:  568461 , difficulty:  1658413 , date:  "2015-07-19 22:16:38" },
  { height:  568462 , difficulty:  1664369 , date:  "2015-07-19 22:18:06" },
  { height:  568463 , difficulty:  1664441 , date:  "2015-07-19 22:19:03" },
  { height:  568464 , difficulty:  1673271 , date:  "2015-07-19 22:20:40" },
  { height:  568465 , difficulty:  1673129 , date:  "2015-07-19 22:21:01" },
  { height:  568466 , difficulty:  1672247 , date:  "2015-07-19 22:21:03" },
  { height:  568467 , difficulty:  1670998 , date:  "2015-07-19 22:22:48" },
  { height:  568468 , difficulty:  1672370 , date:  "2015-07-19 22:24:21" },
  { height:  568469 , difficulty:  1676382 , date:  "2015-07-19 22:24:25" },
  { height:  568470 , difficulty:  1673716 , date:  "2015-07-19 22:25:26" },
  { height:  568471 , difficulty:  1672651 , date:  "2015-07-19 22:26:15" },
  { height:  568472 , difficulty:  1664878 , date:  "2015-07-19 22:26:40" },
  { height:  568473 , difficulty:  1667923 , date:  "2015-07-19 22:31:59" },
  { height:  568474 , difficulty:  1668926 , date:  "2015-07-19 22:32:06" },
  { height:  568475 , difficulty:  1669290 , date:  "2015-07-19 22:32:14" },
  { height:  568476 , difficulty:  1664019 , date:  "2015-07-19 22:32:31" },
  { height:  568477 , difficulty:  1645114 , date:  "2015-07-19 22:34:04" },
  { height:  568478 , difficulty:  1645733 , date:  "2015-07-19 22:35:44" },
  { height:  568479 , difficulty:  1648944 , date:  "2015-07-19 22:35:45" },
  { height:  568480 , difficulty:  1647371 , date:  "2015-07-19 22:35:47" },
  { height:  568481 , difficulty:  1648004 , date:  "2015-07-19 22:36:46" },
  { height:  568482 , difficulty:  1634426 , date:  "2015-07-19 22:42:55" },
  { height:  568483 , difficulty:  1635242 , date:  "2015-07-19 22:43:17" },
  { height:  568484 , difficulty:  1640283 , date:  "2015-07-19 22:44:09" },
  { height:  568485 , difficulty:  1639030 , date:  "2015-07-19 22:44:17" },
  { height:  568486 , difficulty:  1637772 , date:  "2015-07-19 22:45:15" },
  { height:  568487 , difficulty:  1632534 , date:  "2015-07-19 22:45:20" },
  { height:  568488 , difficulty:  1635244 , date:  "2015-07-19 22:45:48" },
  { height:  568489 , difficulty:  1625425 , date:  "2015-07-19 22:52:34" },
  { height:  568490 , difficulty:  1623814 , date:  "2015-07-19 22:53:39" },
  { height:  568491 , difficulty:  1624063 , date:  "2015-07-19 22:53:40" },
  { height:  568492 , difficulty:  1624786 , date:  "2015-07-19 22:53:46" },
  { height:  568493 , difficulty:  1622347 , date:  "2015-07-19 22:55:05" },
  { height:  568494 , difficulty:  1618214 , date:  "2015-07-19 22:55:40" },
  { height:  568495 , difficulty:  1615850 , date:  "2015-07-19 22:56:23" },
  { height:  568496 , difficulty:  1619443 , date:  "2015-07-19 22:56:59" },
  { height:  568497 , difficulty:  1617312 , date:  "2015-07-19 22:56:39" },
  { height:  568498 , difficulty:  1620251 , date:  "2015-07-19 22:57:12" },
  { height:  568499 , difficulty:  1619941 , date:  "2015-07-19 22:58:00" },
  { height:  568500 , difficulty:  1620418 , date:  "2015-07-19 22:58:45" },
  { height:  568501 , difficulty:  1617520 , date:  "2015-07-19 23:00:04" },
  { height:  568502 , difficulty:  1617039 , date:  "2015-07-19 23:02:44" },
  { height:  568503 , difficulty:  1615551 , date:  "2015-07-19 23:02:46" },
  { height:  568504 , difficulty:  1615019 , date:  "2015-07-19 23:04:05" },
  { height:  568505 , difficulty:  1618691 , date:  "2015-07-19 23:04:34" },
  { height:  568506 , difficulty:  1611054 , date:  "2015-07-19 23:08:34" },
  { height:  568507 , difficulty:  1611603 , date:  "2015-07-19 23:08:37" },
  { height:  568508 , difficulty:  1609910 , date:  "2015-07-19 23:09:13" },
  { height:  568509 , difficulty:  1603100 , date:  "2015-07-19 23:10:02" },
  { height:  568510 , difficulty:  1602095 , date:  "2015-07-19 23:10:04" },
  { height:  568511 , difficulty:  1603822 , date:  "2015-07-19 23:10:34" },
  { height:  568512 , difficulty:  1605215 , date:  "2015-07-19 23:10:10" },
  { height:  568513 , difficulty:  1600725 , date:  "2015-07-19 23:11:22" },
  { height:  568514 , difficulty:  1598823 , date:  "2015-07-19 23:12:20" },
  { height:  568515 , difficulty:  1596535 , date:  "2015-07-19 23:12:46" },
  { height:  568516 , difficulty:  1595836 , date:  "2015-07-19 23:13:19" },
  { height:  568517 , difficulty:  1596326 , date:  "2015-07-19 23:13:35" },
  { height:  568518 , difficulty:  1596512 , date:  "2015-07-19 23:14:11" },
  { height:  568519 , difficulty:  1596049 , date:  "2015-07-19 23:16:15" },
  { height:  568520 , difficulty:  1599939 , date:  "2015-07-19 23:16:20" },
  { height:  568521 , difficulty:  1601512 , date:  "2015-07-19 23:16:36" },
  { height:  568522 , difficulty:  1601363 , date:  "2015-07-19 23:17:29" },
  { height:  568523 , difficulty:  1604001 , date:  "2015-07-19 23:18:15" },
  { height:  568524 , difficulty:  1605408 , date:  "2015-07-19 23:18:22" },
  { height:  568525 , difficulty:  1603119 , date:  "2015-07-19 23:18:35" },
  { height:  568526 , difficulty:  1606887 , date:  "2015-07-19 23:19:53" },
  { height:  568527 , difficulty:  1608235 , date:  "2015-07-19 23:20:09" },
  { height:  568528 , difficulty:  1607241 , date:  "2015-07-19 23:20:10" },
  { height:  568529 , difficulty:  1596795 , date:  "2015-07-19 23:21:00" },
  { height:  568530 , difficulty:  1598742 , date:  "2015-07-19 23:21:07" },
  { height:  568531 , difficulty:  1598803 , date:  "2015-07-19 23:22:31" },
  { height:  568532 , difficulty:  1593205 , date:  "2015-07-19 23:22:34" },
  { height:  568533 , difficulty:  1597349 , date:  "2015-07-19 23:23:03" },
  { height:  568534 , difficulty:  1595704 , date:  "2015-07-19 23:26:32" },
  { height:  568535 , difficulty:  1595755 , date:  "2015-07-19 23:26:34" },
  { height:  568536 , difficulty:  1595762 , date:  "2015-07-19 23:27:07" },
  { height:  568537 , difficulty:  1594830 , date:  "2015-07-19 23:28:07" },
  { height:  568538 , difficulty:  1592178 , date:  "2015-07-19 23:28:55" },
  { height:  568539 , difficulty:  1590042 , date:  "2015-07-19 23:29:11" },
  { height:  568540 , difficulty:  1597894 , date:  "2015-07-19 23:29:41" },
  { height:  568541 , difficulty:  1602258 , date:  "2015-07-19 23:30:16" },
  { height:  568542 , difficulty:  1603123 , date:  "2015-07-19 23:31:18" },
  { height:  568543 , difficulty:  1600512 , date:  "2015-07-19 23:31:59" },
  { height:  568544 , difficulty:  1600210 , date:  "2015-07-19 23:34:36" },
  { height:  568545 , difficulty:  1601071 , date:  "2015-07-19 23:34:42" },
  { height:  568546 , difficulty:  1599362 , date:  "2015-07-19 23:37:13" },
  { height:  568547 , difficulty:  1603592 , date:  "2015-07-19 23:37:17" },
  { height:  568548 , difficulty:  1607227 , date:  "2015-07-19 23:39:44" },
  { height:  568549 , difficulty:  1594804 , date:  "2015-07-19 23:39:59" },
  { height:  568550 , difficulty:  1595719 , date:  "2015-07-19 23:41:09" },
  { height:  568551 , difficulty:  1598553 , date:  "2015-07-19 23:41:13" },
  { height:  568552 , difficulty:  1598052 , date:  "2015-07-19 23:46:23" },
  { height:  568553 , difficulty:  1596274 , date:  "2015-07-19 23:47:07" },
  { height:  568554 , difficulty:  1593403 , date:  "2015-07-19 23:47:11" },
  { height:  568555 , difficulty:  1594312 , date:  "2015-07-19 23:47:18" },
  { height:  568556 , difficulty:  1594285 , date:  "2015-07-19 23:48:02" },
  { height:  568557 , difficulty:  1592653 , date:  "2015-07-19 23:48:05" },
  { height:  568558 , difficulty:  1581770 , date:  "2015-07-19 23:49:11" },
  { height:  568559 , difficulty:  1581156 , date:  "2015-07-19 23:50:30" },
  { height:  568560 , difficulty:  1579017 , date:  "2015-07-19 23:51:38" },
  { height:  568561 , difficulty:  1578709 , date:  "2015-07-19 23:51:38" },
  { height:  568562 , difficulty:  1578316 , date:  "2015-07-19 23:51:51" },
  { height:  568563 , difficulty:  1586978 , date:  "2015-07-19 23:51:59" },
  { height:  568564 , difficulty:  1587754 , date:  "2015-07-19 23:53:42" },
  { height:  568565 , difficulty:  1574284 , date:  "2015-07-19 23:54:12" },
  { height:  568566 , difficulty:  1571891 , date:  "2015-07-19 23:54:27" },
  { height:  568567 , difficulty:  1573089 , date:  "2015-07-19 23:56:47" },
  { height:  568568 , difficulty:  1572885 , date:  "2015-07-19 23:58:46" },
  { height:  568569 , difficulty:  1571184 , date:  "2015-07-19 23:58:50" },
  { height:  568570 , difficulty:  1569751 , date:  "2015-07-19 23:59:10" },
  { height:  568571 , difficulty:  1574081 , date:  "2015-07-20 00:00:22" },
  { height:  568572 , difficulty:  1573477 , date:  "2015-07-20 00:01:37" },
  { height:  568573 , difficulty:  1573106 , date:  "2015-07-20 00:01:45" },
  { height:  568574 , difficulty:  1573239 , date:  "2015-07-20 00:01:57" },
  { height:  568575 , difficulty:  1574447 , date:  "2015-07-20 00:02:19" },
  { height:  568576 , difficulty:  1573176 , date:  "2015-07-20 00:03:18" },
  { height:  568577 , difficulty:  1571156 , date:  "2015-07-20 00:03:19" },
  { height:  568578 , difficulty:  1566300 , date:  "2015-07-20 00:04:04" },
  { height:  568579 , difficulty:  1569784 , date:  "2015-07-20 00:04:14" },
  { height:  568580 , difficulty:  1566736 , date:  "2015-07-20 00:04:52" },
  { height:  568581 , difficulty:  1565748 , date:  "2015-07-20 00:04:54" },
  { height:  568582 , difficulty:  1556411 , date:  "2015-07-20 00:04:58" },
  { height:  568583 , difficulty:  1556348 , date:  "2015-07-20 00:05:11" },
  { height:  568584 , difficulty:  1561022 , date:  "2015-07-20 00:05:19" },
  { height:  568585 , difficulty:  1561868 , date:  "2015-07-20 00:05:24" },
  { height:  568586 , difficulty:  1561901 , date:  "2015-07-20 00:05:54" },
  { height:  568587 , difficulty:  1565087 , date:  "2015-07-20 00:06:10" },
  { height:  568588 , difficulty:  1564069 , date:  "2015-07-20 00:06:56" },
  { height:  568589 , difficulty:  1562880 , date:  "2015-07-20 00:07:56" },
  { height:  568590 , difficulty:  1560749 , date:  "2015-07-20 00:08:47" },
  { height:  568591 , difficulty:  1559793 , date:  "2015-07-20 00:09:23" },
  { height:  568592 , difficulty:  1558470 , date:  "2015-07-20 00:09:42" },
  { height:  568593 , difficulty:  1561001 , date:  "2015-07-20 00:10:11" },
  { height:  568594 , difficulty:  1561093 , date:  "2015-07-20 00:11:10" },
  { height:  568595 , difficulty:  1564652 , date:  "2015-07-20 00:16:19" },
  { height:  568596 , difficulty:  1564506 , date:  "2015-07-20 00:17:15" },
  { height:  568597 , difficulty:  1568019 , date:  "2015-07-20 00:17:31" },
  { height:  568598 , difficulty:  1566483 , date:  "2015-07-20 00:18:10" },
  { height:  568599 , difficulty:  1570909 , date:  "2015-07-20 00:19:10" },
  { height:  568600 , difficulty:  1572179 , date:  "2015-07-20 00:19:39" },
  { height:  568601 , difficulty:  1574722 , date:  "2015-07-20 00:20:05" },
  { height:  568602 , difficulty:  1574460 , date:  "2015-07-20 00:21:35" },
  { height:  568603 , difficulty:  1578660 , date:  "2015-07-20 00:22:54" },
  { height:  568604 , difficulty:  1579572 , date:  "2015-07-20 00:23:34" },
  { height:  568605 , difficulty:  1579212 , date:  "2015-07-20 00:26:15" },
  { height:  568606 , difficulty:  1579568 , date:  "2015-07-20 00:26:42" },
  { height:  568607 , difficulty:  1579087 , date:  "2015-07-20 00:26:53" },
  { height:  568608 , difficulty:  1583610 , date:  "2015-07-20 00:28:52" },
  { height:  568609 , difficulty:  1582406 , date:  "2015-07-20 00:29:13" },
  { height:  568610 , difficulty:  1574698 , date:  "2015-07-20 00:29:46" },
  { height:  568611 , difficulty:  1580423 , date:  "2015-07-20 00:31:14" },
  { height:  568612 , difficulty:  1579017 , date:  "2015-07-20 00:32:34" },
  { height:  568613 , difficulty:  1578318 , date:  "2015-07-20 00:32:40" },
  { height:  568614 , difficulty:  1578697 , date:  "2015-07-20 00:36:32" },
  { height:  568615 , difficulty:  1580702 , date:  "2015-07-20 00:36:34" },
  { height:  568616 , difficulty:  1581065 , date:  "2015-07-20 00:37:13" },
  { height:  568617 , difficulty:  1580389 , date:  "2015-07-20 00:37:14" },
  { height:  568618 , difficulty:  1583697 , date:  "2015-07-20 00:37:39" },
  { height:  568619 , difficulty:  1592649 , date:  "2015-07-20 00:38:10" },
  { height:  568620 , difficulty:  1586841 , date:  "2015-07-20 00:38:22" },
  { height:  568621 , difficulty:  1587210 , date:  "2015-07-20 00:38:47" },
  { height:  568622 , difficulty:  1580973 , date:  "2015-07-20 00:39:52" },
  { height:  568623 , difficulty:  1587275 , date:  "2015-07-20 00:40:58" },
  { height:  568624 , difficulty:  1582351 , date:  "2015-07-20 00:41:03" },
  { height:  568625 , difficulty:  1583553 , date:  "2015-07-20 00:41:12" },
  { height:  568626 , difficulty:  1584669 , date:  "2015-07-20 00:41:40" },
  { height:  568627 , difficulty:  1585032 , date:  "2015-07-20 00:42:00" },
  { height:  568628 , difficulty:  1572846 , date:  "2015-07-20 00:45:23" },
  { height:  568629 , difficulty:  1573070 , date:  "2015-07-20 00:45:26" },
  { height:  568630 , difficulty:  1573620 , date:  "2015-07-20 00:46:47" },
  { height:  568631 , difficulty:  1581982 , date:  "2015-07-20 00:48:10" },
  { height:  568632 , difficulty:  1583664 , date:  "2015-07-20 00:49:34" },
  { height:  568633 , difficulty:  1589151 , date:  "2015-07-20 00:49:42" },
  { height:  568634 , difficulty:  1588462 , date:  "2015-07-20 00:50:31" },
  { height:  568635 , difficulty:  1585068 , date:  "2015-07-20 00:56:37" },
  { height:  568636 , difficulty:  1582310 , date:  "2015-07-20 00:57:50" },
  { height:  568637 , difficulty:  1582959 , date:  "2015-07-20 00:58:13" },
  { height:  568638 , difficulty:  1584492 , date:  "2015-07-20 01:00:52" },
  { height:  568639 , difficulty:  1585466 , date:  "2015-07-20 01:00:56" },
  { height:  568640 , difficulty:  1582054 , date:  "2015-07-20 01:01:13" },
  { height:  568641 , difficulty:  1584184 , date:  "2015-07-20 01:01:23" },
  { height:  568642 , difficulty:  1583743 , date:  "2015-07-20 01:02:16" },
  { height:  568643 , difficulty:  1579609 , date:  "2015-07-20 01:02:42" },
  { height:  568644 , difficulty:  1575606 , date:  "2015-07-20 01:04:26" },
  { height:  568645 , difficulty:  1576450 , date:  "2015-07-20 01:05:01" },
  { height:  568646 , difficulty:  1575497 , date:  "2015-07-20 01:06:55" },
  { height:  568647 , difficulty:  1573851 , date:  "2015-07-20 01:07:01" },
  { height:  568648 , difficulty:  1571292 , date:  "2015-07-20 01:07:19" },
  { height:  568649 , difficulty:  1575763 , date:  "2015-07-20 01:07:33" },
  { height:  568650 , difficulty:  1585468 , date:  "2015-07-20 01:09:05" },
  { height:  568651 , difficulty:  1584710 , date:  "2015-07-20 01:09:25" },
  { height:  568652 , difficulty:  1583862 , date:  "2015-07-20 01:09:54" },
  { height:  568653 , difficulty:  1586349 , date:  "2015-07-20 01:10:48" },
  { height:  568654 , difficulty:  1584307 , date:  "2015-07-20 01:11:54" },
  { height:  568655 , difficulty:  1594760 , date:  "2015-07-20 01:12:12" },
  { height:  568656 , difficulty:  1599216 , date:  "2015-07-20 01:13:14" },
  { height:  568657 , difficulty:  1600455 , date:  "2015-07-20 01:13:31" },
  { height:  568658 , difficulty:  1601892 , date:  "2015-07-20 01:14:52" },
  { height:  568659 , difficulty:  1603849 , date:  "2015-07-20 01:14:58" },
  { height:  568660 , difficulty:  1603532 , date:  "2015-07-20 01:15:05" },
  { height:  568661 , difficulty:  1604770 , date:  "2015-07-20 01:15:30" },
  { height:  568662 , difficulty:  1613330 , date:  "2015-07-20 01:15:50" },
  { height:  568663 , difficulty:  1614583 , date:  "2015-07-20 01:18:05" },
  { height:  568664 , difficulty:  1612539 , date:  "2015-07-20 01:19:03" },
  { height:  568665 , difficulty:  1614918 , date:  "2015-07-20 01:19:37" },
  { height:  568666 , difficulty:  1615186 , date:  "2015-07-20 01:19:51" },
  { height:  568667 , difficulty:  1614661 , date:  "2015-07-20 01:20:36" },
  { height:  568668 , difficulty:  1615227 , date:  "2015-07-20 01:21:54" },
  { height:  568669 , difficulty:  1614924 , date:  "2015-07-20 01:21:57" },
  { height:  568670 , difficulty:  1614755 , date:  "2015-07-20 01:22:00" },
  { height:  568671 , difficulty:  1603858 , date:  "2015-07-20 01:22:37" },
  { height:  568672 , difficulty:  1608834 , date:  "2015-07-20 01:26:22" },
  { height:  568673 , difficulty:  1617292 , date:  "2015-07-20 01:26:23" },
  { height:  568674 , difficulty:  1615601 , date:  "2015-07-20 01:26:56" },
  { height:  568675 , difficulty:  1617141 , date:  "2015-07-20 01:27:02" },
  { height:  568676 , difficulty:  1615731 , date:  "2015-07-20 01:27:22" },
  { height:  568677 , difficulty:  1614509 , date:  "2015-07-20 01:28:57" },
  { height:  568678 , difficulty:  1622381 , date:  "2015-07-20 01:29:01" },
  { height:  568679 , difficulty:  1626985 , date:  "2015-07-20 01:29:12" },
  { height:  568680 , difficulty:  1625081 , date:  "2015-07-20 01:29:27" },
  { height:  568681 , difficulty:  1618657 , date:  "2015-07-20 01:30:09" },
  { height:  568682 , difficulty:  1618179 , date:  "2015-07-20 01:30:13" },
  { height:  568683 , difficulty:  1618148 , date:  "2015-07-20 01:31:36" },
  { height:  568684 , difficulty:  1616673 , date:  "2015-07-20 01:33:16" },
  { height:  568685 , difficulty:  1616343 , date:  "2015-07-20 01:33:53" },
  { height:  568686 , difficulty:  1614798 , date:  "2015-07-20 01:34:16" },
  { height:  568687 , difficulty:  1617728 , date:  "2015-07-20 01:34:32" },
  { height:  568688 , difficulty:  1614075 , date:  "2015-07-20 01:34:39" },
  { height:  568689 , difficulty:  1622988 , date:  "2015-07-20 01:36:18" },
  { height:  568690 , difficulty:  1612607 , date:  "2015-07-20 01:36:39" },
  { height:  568691 , difficulty:  1612669 , date:  "2015-07-20 01:36:45" },
  { height:  568692 , difficulty:  1615243 , date:  "2015-07-20 01:37:08" },
  { height:  568693 , difficulty:  1615644 , date:  "2015-07-20 01:38:22" },
  { height:  568694 , difficulty:  1618315 , date:  "2015-07-20 01:38:37" },
  { height:  568695 , difficulty:  1617696 , date:  "2015-07-20 01:39:19" },
  { height:  568696 , difficulty:  1618706 , date:  "2015-07-20 01:40:39" },
  { height:  568697 , difficulty:  1622561 , date:  "2015-07-20 01:41:10" },
  { height:  568698 , difficulty:  1621958 , date:  "2015-07-20 01:41:49" },
  { height:  568699 , difficulty:  1622401 , date:  "2015-07-20 01:42:17" },
  { height:  568700 , difficulty:  1632604 , date:  "2015-07-20 01:43:22" },
  { height:  568701 , difficulty:  1632225 , date:  "2015-07-20 01:43:26" },
  { height:  568702 , difficulty:  1634791 , date:  "2015-07-20 01:44:35" },
  { height:  568703 , difficulty:  1638271 , date:  "2015-07-20 01:47:14" },
  { height:  568704 , difficulty:  1629961 , date:  "2015-07-20 01:47:21" },
  { height:  568705 , difficulty:  1630694 , date:  "2015-07-20 01:47:38" },
  { height:  568706 , difficulty:  1629268 , date:  "2015-07-20 01:47:41" },
  { height:  568707 , difficulty:  1636896 , date:  "2015-07-20 01:48:13" },
  { height:  568708 , difficulty:  1633137 , date:  "2015-07-20 01:50:01" },
  { height:  568709 , difficulty:  1634559 , date:  "2015-07-20 01:50:07" },
  { height:  568710 , difficulty:  1634711 , date:  "2015-07-20 01:50:16" },
  { height:  568711 , difficulty:  1619146 , date:  "2015-07-20 01:50:31" },
  { height:  568712 , difficulty:  1616563 , date:  "2015-07-20 01:51:07" },
  { height:  568713 , difficulty:  1615537 , date:  "2015-07-20 01:53:22" },
  { height:  568714 , difficulty:  1609975 , date:  "2015-07-20 01:53:48" },
  { height:  568715 , difficulty:  1611857 , date:  "2015-07-20 01:54:52" },
  { height:  568716 , difficulty:  1612019 , date:  "2015-07-20 01:54:53" },
  { height:  568717 , difficulty:  1615100 , date:  "2015-07-20 01:55:00" },
  { height:  568718 , difficulty:  1615133 , date:  "2015-07-20 01:55:46" },
  { height:  568719 , difficulty:  1614004 , date:  "2015-07-20 01:56:16" },
  { height:  568720 , difficulty:  1610930 , date:  "2015-07-20 01:56:47" },
  { height:  568721 , difficulty:  1611077 , date:  "2015-07-20 01:57:09" },
  { height:  568722 , difficulty:  1606913 , date:  "2015-07-20 01:57:31" },
  { height:  568723 , difficulty:  1607316 , date:  "2015-07-20 01:58:40" },
  { height:  568724 , difficulty:  1609639 , date:  "2015-07-20 01:58:51" },
  { height:  568725 , difficulty:  1612294 , date:  "2015-07-20 01:59:00" },
  { height:  568726 , difficulty:  1608460 , date:  "2015-07-20 01:59:07" },
  { height:  568727 , difficulty:  1608011 , date:  "2015-07-20 02:00:38" },
  { height:  568728 , difficulty:  1611427 , date:  "2015-07-20 02:01:00" },
  { height:  568729 , difficulty:  1610318 , date:  "2015-07-20 02:01:02" },
  { height:  568730 , difficulty:  1607799 , date:  "2015-07-20 02:01:52" },
  { height:  568731 , difficulty:  1609449 , date:  "2015-07-20 02:02:10" },
  { height:  568732 , difficulty:  1608119 , date:  "2015-07-20 02:02:12" },
  { height:  568733 , difficulty:  1614948 , date:  "2015-07-20 02:03:46" },
  { height:  568734 , difficulty:  1613782 , date:  "2015-07-20 02:04:02" },
  { height:  568735 , difficulty:  1617588 , date:  "2015-07-20 02:06:03" },
  { height:  568736 , difficulty:  1617266 , date:  "2015-07-20 02:06:06" },
  { height:  568737 , difficulty:  1622786 , date:  "2015-07-20 02:07:39" },
  { height:  568738 , difficulty:  1622450 , date:  "2015-07-20 02:07:46" },
  { height:  568739 , difficulty:  1617164 , date:  "2015-07-20 02:08:16" },
  { height:  568740 , difficulty:  1614771 , date:  "2015-07-20 02:08:21" },
  { height:  568741 , difficulty:  1622136 , date:  "2015-07-20 02:09:17" },
  { height:  568742 , difficulty:  1622069 , date:  "2015-07-20 02:09:42" },
  { height:  568743 , difficulty:  1629642 , date:  "2015-07-20 02:09:45" },
  { height:  568744 , difficulty:  1628624 , date:  "2015-07-20 02:10:36" },
  { height:  568745 , difficulty:  1632482 , date:  "2015-07-20 02:12:23" },
  { height:  568746 , difficulty:  1634177 , date:  "2015-07-20 02:13:31" },
  { height:  568747 , difficulty:  1633124 , date:  "2015-07-20 02:13:38" },
  { height:  568748 , difficulty:  1623391 , date:  "2015-07-20 02:15:20" },
  { height:  568749 , difficulty:  1623651 , date:  "2015-07-20 02:16:10" },
  { height:  568750 , difficulty:  1633566 , date:  "2015-07-20 02:17:02" },
  { height:  568751 , difficulty:  1634647 , date:  "2015-07-20 02:19:19" },
  { height:  568752 , difficulty:  1637405 , date:  "2015-07-20 02:20:49" },
  { height:  568753 , difficulty:  1635329 , date:  "2015-07-20 02:21:08" },
  { height:  568754 , difficulty:  1638208 , date:  "2015-07-20 02:22:02" },
  { height:  568755 , difficulty:  1640157 , date:  "2015-07-20 02:22:03" },
  { height:  568756 , difficulty:  1650920 , date:  "2015-07-20 02:25:13" },
  { height:  568757 , difficulty:  1650610 , date:  "2015-07-20 02:25:14" },
  { height:  568758 , difficulty:  1650609 , date:  "2015-07-20 02:25:48" },
  { height:  568759 , difficulty:  1649632 , date:  "2015-07-20 02:27:10" },
  { height:  568760 , difficulty:  1645149 , date:  "2015-07-20 02:28:23" },
  { height:  568761 , difficulty:  1653295 , date:  "2015-07-20 02:28:28" },
  { height:  568762 , difficulty:  1652170 , date:  "2015-07-20 02:29:07" },
  { height:  568763 , difficulty:  1651893 , date:  "2015-07-20 02:29:24" },
  { height:  568764 , difficulty:  1656893 , date:  "2015-07-20 02:29:39" },
  { height:  568765 , difficulty:  1654230 , date:  "2015-07-20 02:30:06" },
  { height:  568766 , difficulty:  1660852 , date:  "2015-07-20 02:32:11" },
  { height:  568767 , difficulty:  1668523 , date:  "2015-07-20 02:33:16" },
  { height:  568768 , difficulty:  1668503 , date:  "2015-07-20 02:34:50" },
  { height:  568769 , difficulty:  1665644 , date:  "2015-07-20 02:34:59" },
  { height:  568770 , difficulty:  1664925 , date:  "2015-07-20 02:35:18" },
  { height:  568771 , difficulty:  1663492 , date:  "2015-07-20 02:35:58" },
  { height:  568772 , difficulty:  1662799 , date:  "2015-07-20 02:38:31" },
  { height:  568773 , difficulty:  1664050 , date:  "2015-07-20 02:38:38" },
  { height:  568774 , difficulty:  1677729 , date:  "2015-07-20 02:39:15" },
  { height:  568775 , difficulty:  1681461 , date:  "2015-07-20 02:39:37" },
  { height:  568776 , difficulty:  1678921 , date:  "2015-07-20 02:43:37" },
  { height:  568777 , difficulty:  1683161 , date:  "2015-07-20 02:43:11" },
  { height:  568778 , difficulty:  1679942 , date:  "2015-07-20 02:43:43" },
  { height:  568779 , difficulty:  1680685 , date:  "2015-07-20 02:47:06" },
  { height:  568780 , difficulty:  1680590 , date:  "2015-07-20 02:47:33" },
  { height:  568781 , difficulty:  1681170 , date:  "2015-07-20 02:51:30" },
  { height:  568782 , difficulty:  1685807 , date:  "2015-07-20 02:51:59" },
  { height:  568783 , difficulty:  1685792 , date:  "2015-07-20 02:52:19" },
  { height:  568784 , difficulty:  1681032 , date:  "2015-07-20 02:52:24" },
  { height:  568785 , difficulty:  1681975 , date:  "2015-07-20 02:52:45" },
  { height:  568786 , difficulty:  1683888 , date:  "2015-07-20 02:52:49" },
  { height:  568787 , difficulty:  1689321 , date:  "2015-07-20 02:54:42" },
  { height:  568788 , difficulty:  1688524 , date:  "2015-07-20 02:54:45" },
  { height:  568789 , difficulty:  1685004 , date:  "2015-07-20 02:55:08" },
  { height:  568790 , difficulty:  1684823 , date:  "2015-07-20 02:56:50" },
  { height:  568791 , difficulty:  1683050 , date:  "2015-07-20 02:56:53" },
  { height:  568792 , difficulty:  1684368 , date:  "2015-07-20 02:59:26" },
  { height:  568793 , difficulty:  1685639 , date:  "2015-07-20 02:59:49" },
  { height:  568794 , difficulty:  1684538 , date:  "2015-07-20 02:59:51" },
  { height:  568795 , difficulty:  1683121 , date:  "2015-07-20 03:01:35" },
  { height:  568796 , difficulty:  1685718 , date:  "2015-07-20 03:02:05" },
  { height:  568797 , difficulty:  1691836 , date:  "2015-07-20 03:02:31" },
  { height:  568798 , difficulty:  1692345 , date:  "2015-07-20 03:02:43" },
  { height:  568799 , difficulty:  1689438 , date:  "2015-07-20 03:02:49" },
  { height:  568800 , difficulty:  1690980 , date:  "2015-07-20 03:04:57" },
  { height:  568801 , difficulty:  1692583 , date:  "2015-07-20 03:05:15" },
  { height:  568802 , difficulty:  1696045 , date:  "2015-07-20 03:07:49" },
  { height:  568803 , difficulty:  1691766 , date:  "2015-07-20 03:07:55" },
  { height:  568804 , difficulty:  1696783 , date:  "2015-07-20 03:08:13" },
  { height:  568805 , difficulty:  1696948 , date:  "2015-07-20 03:10:30" },
  { height:  568806 , difficulty:  1694453 , date:  "2015-07-20 03:10:38" },
  { height:  568807 , difficulty:  1696532 , date:  "2015-07-20 03:11:55" },
  { height:  568808 , difficulty:  1697827 , date:  "2015-07-20 03:12:22" },
  { height:  568809 , difficulty:  1701319 , date:  "2015-07-20 03:12:25" },
  { height:  568810 , difficulty:  1700850 , date:  "2015-07-20 03:12:31" },
  { height:  568811 , difficulty:  1696842 , date:  "2015-07-20 03:15:13" },
  { height:  568812 , difficulty:  1698647 , date:  "2015-07-20 03:15:17" },
  { height:  568813 , difficulty:  1694225 , date:  "2015-07-20 03:16:44" },
  { height:  568814 , difficulty:  1695407 , date:  "2015-07-20 03:18:58" },
  { height:  568815 , difficulty:  1694651 , date:  "2015-07-20 03:20:19" },
  { height:  568816 , difficulty:  1694480 , date:  "2015-07-20 03:20:23" },
  { height:  568817 , difficulty:  1693406 , date:  "2015-07-20 03:20:41" },
  { height:  568818 , difficulty:  1693792 , date:  "2015-07-20 03:24:14" },
  { height:  568819 , difficulty:  1702894 , date:  "2015-07-20 03:25:26" },
  { height:  568820 , difficulty:  1702575 , date:  "2015-07-20 03:25:33" },
  { height:  568821 , difficulty:  1700090 , date:  "2015-07-20 03:26:27" },
  { height:  568822 , difficulty:  1696777 , date:  "2015-07-20 03:30:25" },
  { height:  568823 , difficulty:  1697503 , date:  "2015-07-20 03:31:06" },
  { height:  568824 , difficulty:  1697317 , date:  "2015-07-20 03:31:25" },
  { height:  568825 , difficulty:  1696579 , date:  "2015-07-20 03:33:18" },
  { height:  568826 , difficulty:  1699628 , date:  "2015-07-20 03:34:51" },
  { height:  568827 , difficulty:  1702444 , date:  "2015-07-20 03:37:27" },
  { height:  568828 , difficulty:  1701505 , date:  "2015-07-20 03:41:43" },
  { height:  568829 , difficulty:  1703584 , date:  "2015-07-20 03:41:45" },
  { height:  568830 , difficulty:  1703785 , date:  "2015-07-20 03:42:01" },
  { height:  568831 , difficulty:  1705782 , date:  "2015-07-20 03:43:27" },
  { height:  568832 , difficulty:  1701111 , date:  "2015-07-20 03:44:57" },
  { height:  568833 , difficulty:  1711862 , date:  "2015-07-20 03:45:04" },
  { height:  568834 , difficulty:  1712649 , date:  "2015-07-20 03:45:27" },
  { height:  568835 , difficulty:  1708779 , date:  "2015-07-20 03:45:40" },
  { height:  568836 , difficulty:  1705962 , date:  "2015-07-20 03:47:21" },
  { height:  568837 , difficulty:  1706665 , date:  "2015-07-20 03:47:55" },
  { height:  568838 , difficulty:  1711306 , date:  "2015-07-20 03:50:08" },
  { height:  568839 , difficulty:  1712050 , date:  "2015-07-20 03:50:38" },
  { height:  568840 , difficulty:  1715931 , date:  "2015-07-20 03:51:03" },
  { height:  568841 , difficulty:  1716490 , date:  "2015-07-20 03:54:39" },
  { height:  568842 , difficulty:  1714149 , date:  "2015-07-20 03:56:30" },
  { height:  568843 , difficulty:  1711638 , date:  "2015-07-20 03:59:03" },
  { height:  568844 , difficulty:  1707086 , date:  "2015-07-20 04:00:20" },
  { height:  568845 , difficulty:  1707128 , date:  "2015-07-20 04:00:25" },
  { height:  568846 , difficulty:  1712720 , date:  "2015-07-20 04:00:37" },
  { height:  568847 , difficulty:  1715720 , date:  "2015-07-20 04:02:13" },
  { height:  568848 , difficulty:  1709267 , date:  "2015-07-20 04:03:04" },
  { height:  568849 , difficulty:  1712301 , date:  "2015-07-20 04:04:59" },
  { height:  568850 , difficulty:  1717313 , date:  "2015-07-20 04:05:11" },
  { height:  568851 , difficulty:  1721093 , date:  "2015-07-20 04:08:40" },
  { height:  568852 , difficulty:  1727844 , date:  "2015-07-20 04:09:57" },
  { height:  568853 , difficulty:  1728758 , date:  "2015-07-20 04:10:10" },
  { height:  568854 , difficulty:  1733257 , date:  "2015-07-20 04:11:48" },
  { height:  568855 , difficulty:  1724203 , date:  "2015-07-20 04:14:14" },
  { height:  568856 , difficulty:  1732574 , date:  "2015-07-20 04:14:21" },
  { height:  568857 , difficulty:  1720823 , date:  "2015-07-20 04:15:47" },
  { height:  568858 , difficulty:  1719554 , date:  "2015-07-20 04:15:49" },
  { height:  568859 , difficulty:  1718941 , date:  "2015-07-20 04:16:57" },
  { height:  568860 , difficulty:  1722777 , date:  "2015-07-20 04:18:55" },
  { height:  568861 , difficulty:  1722408 , date:  "2015-07-20 04:18:56" },
  { height:  568862 , difficulty:  1724319 , date:  "2015-07-20 04:19:44" },
  { height:  568863 , difficulty:  1722789 , date:  "2015-07-20 04:21:01" },
  { height:  568864 , difficulty:  1728383 , date:  "2015-07-20 04:21:17" },
  { height:  568865 , difficulty:  1728873 , date:  "2015-07-20 04:21:27" },
  { height:  568866 , difficulty:  1727828 , date:  "2015-07-20 04:26:32" },
  { height:  568867 , difficulty:  1731892 , date:  "2015-07-20 04:26:38" },
  { height:  568868 , difficulty:  1729455 , date:  "2015-07-20 04:27:51" },
  { height:  568869 , difficulty:  1730093 , date:  "2015-07-20 04:27:55" },
  { height:  568870 , difficulty:  1730259 , date:  "2015-07-20 04:28:29" },
  { height:  568871 , difficulty:  1727456 , date:  "2015-07-20 04:29:56" },
  { height:  568872 , difficulty:  1730693 , date:  "2015-07-20 04:30:19" },
  { height:  568873 , difficulty:  1736077 , date:  "2015-07-20 04:30:31" },
  { height:  568874 , difficulty:  1749994 , date:  "2015-07-20 04:31:26" },
  { height:  568875 , difficulty:  1750164 , date:  "2015-07-20 04:31:30" },
  { height:  568876 , difficulty:  1747506 , date:  "2015-07-20 04:31:58" },
  { height:  568877 , difficulty:  1747889 , date:  "2015-07-20 04:32:22" },
  { height:  568878 , difficulty:  1740366 , date:  "2015-07-20 04:32:37" },
  { height:  568879 , difficulty:  1741264 , date:  "2015-07-20 04:33:53" },
  { height:  568880 , difficulty:  1746868 , date:  "2015-07-20 04:34:23" },
  { height:  568881 , difficulty:  1740082 , date:  "2015-07-20 04:34:36" },
  { height:  568882 , difficulty:  1741919 , date:  "2015-07-20 04:38:01" },
  { height:  568883 , difficulty:  1744081 , date:  "2015-07-20 04:39:00" },
  { height:  568884 , difficulty:  1742815 , date:  "2015-07-20 04:39:27" },
  { height:  568885 , difficulty:  1742972 , date:  "2015-07-20 04:41:28" },
  { height:  568886 , difficulty:  1744834 , date:  "2015-07-20 04:41:45" },
  { height:  568887 , difficulty:  1742632 , date:  "2015-07-20 04:42:09" },
  { height:  568888 , difficulty:  1742620 , date:  "2015-07-20 04:44:27" },
  { height:  568889 , difficulty:  1738499 , date:  "2015-07-20 04:44:33" },
  { height:  568890 , difficulty:  1731981 , date:  "2015-07-20 04:45:42" },
  { height:  568891 , difficulty:  1734625 , date:  "2015-07-20 04:48:05" },
  { height:  568892 , difficulty:  1739810 , date:  "2015-07-20 04:49:52" },
  { height:  568893 , difficulty:  1738998 , date:  "2015-07-20 04:49:57" },
  { height:  568894 , difficulty:  1733911 , date:  "2015-07-20 04:50:13" },
  { height:  568895 , difficulty:  1730351 , date:  "2015-07-20 04:51:10" },
  { height:  568896 , difficulty:  1732643 , date:  "2015-07-20 04:53:24" },
  { height:  568897 , difficulty:  1731081 , date:  "2015-07-20 04:53:55" },
  { height:  568898 , difficulty:  1719284 , date:  "2015-07-20 04:54:09" },
  { height:  568899 , difficulty:  1721529 , date:  "2015-07-20 04:54:41" },
  { height:  568900 , difficulty:  1720784 , date:  "2015-07-20 04:54:42" },
  { height:  568901 , difficulty:  1716556 , date:  "2015-07-20 04:54:52" },
  { height:  568902 , difficulty:  1723820 , date:  "2015-07-20 04:55:29" },
  { height:  568903 , difficulty:  1716022 , date:  "2015-07-20 04:59:36" },
  { height:  568904 , difficulty:  1712553 , date:  "2015-07-20 05:01:37" },
  { height:  568905 , difficulty:  1715071 , date:  "2015-07-20 05:03:01" },
  { height:  568906 , difficulty:  1715685 , date:  "2015-07-20 05:03:11" },
  { height:  568907 , difficulty:  1711630 , date:  "2015-07-20 05:04:57" },
  { height:  568908 , difficulty:  1708188 , date:  "2015-07-20 05:05:51" },
  { height:  568909 , difficulty:  1707979 , date:  "2015-07-20 05:05:55" },
  { height:  568910 , difficulty:  1707875 , date:  "2015-07-20 05:06:21" },
  { height:  568911 , difficulty:  1715076 , date:  "2015-07-20 05:07:47" },
  { height:  568912 , difficulty:  1712849 , date:  "2015-07-20 05:07:51" },
  { height:  568913 , difficulty:  1728980 , date:  "2015-07-20 05:08:22" },
  { height:  568914 , difficulty:  1724591 , date:  "2015-07-20 05:09:37" },
  { height:  568915 , difficulty:  1725861 , date:  "2015-07-20 05:09:59" },
  { height:  568916 , difficulty:  1728218 , date:  "2015-07-20 05:10:18" },
  { height:  568917 , difficulty:  1721315 , date:  "2015-07-20 05:14:36" },
  { height:  568918 , difficulty:  1715915 , date:  "2015-07-20 05:19:02" },
  { height:  568919 , difficulty:  1708647 , date:  "2015-07-20 05:20:39" },
  { height:  568920 , difficulty:  1706594 , date:  "2015-07-20 05:20:45" },
  { height:  568921 , difficulty:  1706980 , date:  "2015-07-20 05:20:58" },
  { height:  568922 , difficulty:  1716902 , date:  "2015-07-20 05:22:56" },
  { height:  568923 , difficulty:  1713100 , date:  "2015-07-20 05:23:26" },
  { height:  568924 , difficulty:  1714713 , date:  "2015-07-20 05:23:30" },
  { height:  568925 , difficulty:  1715521 , date:  "2015-07-20 05:24:52" },
  { height:  568926 , difficulty:  1715996 , date:  "2015-07-20 05:27:10" },
  { height:  568927 , difficulty:  1715225 , date:  "2015-07-20 05:27:15" },
  { height:  568928 , difficulty:  1716147 , date:  "2015-07-20 05:27:39" },
  { height:  568929 , difficulty:  1716015 , date:  "2015-07-20 05:28:18" },
  { height:  568930 , difficulty:  1714289 , date:  "2015-07-20 05:28:43" },
  { height:  568931 , difficulty:  1707656 , date:  "2015-07-20 05:29:02" },
  { height:  568932 , difficulty:  1713841 , date:  "2015-07-20 05:30:36" },
  { height:  568933 , difficulty:  1714209 , date:  "2015-07-20 05:31:19" },
  { height:  568934 , difficulty:  1715325 , date:  "2015-07-20 05:32:12" },
  { height:  568935 , difficulty:  1722188 , date:  "2015-07-20 05:32:14" },
  { height:  568936 , difficulty:  1716604 , date:  "2015-07-20 05:34:30" },
  { height:  568937 , difficulty:  1727494 , date:  "2015-07-20 05:35:30" },
  { height:  568938 , difficulty:  1725414 , date:  "2015-07-20 05:35:54" },
  { height:  568939 , difficulty:  1722070 , date:  "2015-07-20 05:35:58" },
  { height:  568940 , difficulty:  1722140 , date:  "2015-07-20 05:37:45" },
  { height:  568941 , difficulty:  1724265 , date:  "2015-07-20 05:37:46" },
  { height:  568942 , difficulty:  1709632 , date:  "2015-07-20 05:39:27" },
  { height:  568943 , difficulty:  1711143 , date:  "2015-07-20 05:39:50" },
  { height:  568944 , difficulty:  1710660 , date:  "2015-07-20 05:40:06" },
  { height:  568945 , difficulty:  1712328 , date:  "2015-07-20 05:41:48" },
  { height:  568946 , difficulty:  1713692 , date:  "2015-07-20 05:41:52" },
  { height:  568947 , difficulty:  1710203 , date:  "2015-07-20 05:42:08" },
  { height:  568948 , difficulty:  1710924 , date:  "2015-07-20 05:44:22" },
  { height:  568949 , difficulty:  1711558 , date:  "2015-07-20 05:44:47" },
  { height:  568950 , difficulty:  1721228 , date:  "2015-07-20 05:45:37" },
  { height:  568951 , difficulty:  1723429 , date:  "2015-07-20 05:47:01" },
  { height:  568952 , difficulty:  1726905 , date:  "2015-07-20 05:47:03" },
  { height:  568953 , difficulty:  1727493 , date:  "2015-07-20 05:49:06" },
  { height:  568954 , difficulty:  1727606 , date:  "2015-07-20 05:50:26" },
  { height:  568955 , difficulty:  1731289 , date:  "2015-07-20 05:53:25" },
  { height:  568956 , difficulty:  1730651 , date:  "2015-07-20 05:55:35" },
  { height:  568957 , difficulty:  1733008 , date:  "2015-07-20 05:55:58" },
  { height:  568958 , difficulty:  1722987 , date:  "2015-07-20 05:56:10" },
  { height:  568959 , difficulty:  1723033 , date:  "2015-07-20 06:00:46" },
  { height:  568960 , difficulty:  1723680 , date:  "2015-07-20 06:00:49" },
  { height:  568961 , difficulty:  1718820 , date:  "2015-07-20 06:05:36" },
  { height:  568962 , difficulty:  1719863 , date:  "2015-07-20 06:06:14" },
  { height:  568963 , difficulty:  1718948 , date:  "2015-07-20 06:06:45" },
  { height:  568964 , difficulty:  1717175 , date:  "2015-07-20 06:10:15" },
  { height:  568965 , difficulty:  1717505 , date:  "2015-07-20 06:10:31" },
  { height:  568966 , difficulty:  1719073 , date:  "2015-07-20 06:11:08" },
  { height:  568967 , difficulty:  1712185 , date:  "2015-07-20 06:11:25" },
  { height:  568968 , difficulty:  1713421 , date:  "2015-07-20 06:11:27" },
  { height:  568969 , difficulty:  1713380 , date:  "2015-07-20 06:11:40" },
  { height:  568970 , difficulty:  1717391 , date:  "2015-07-20 06:12:39" },
  { height:  568971 , difficulty:  1716531 , date:  "2015-07-20 06:14:04" },
  { height:  568972 , difficulty:  1710834 , date:  "2015-07-20 06:17:26" },
  { height:  568973 , difficulty:  1714968 , date:  "2015-07-20 06:17:59" },
  { height:  568974 , difficulty:  1717595 , date:  "2015-07-20 06:19:38" },
  { height:  568975 , difficulty:  1719282 , date:  "2015-07-20 06:20:48" },
  { height:  568976 , difficulty:  1720315 , date:  "2015-07-20 06:20:54" },
  { height:  568977 , difficulty:  1733515 , date:  "2015-07-20 06:23:44" },
  { height:  568978 , difficulty:  1731932 , date:  "2015-07-20 06:24:05" },
  { height:  568979 , difficulty:  1728913 , date:  "2015-07-20 06:26:24" },
  { height:  568980 , difficulty:  1725401 , date:  "2015-07-20 06:29:58" },
  { height:  568981 , difficulty:  1727621 , date:  "2015-07-20 06:31:01" },
  { height:  568982 , difficulty:  1730510 , date:  "2015-07-20 06:31:04" },
  { height:  568983 , difficulty:  1740989 , date:  "2015-07-20 06:31:56" },
  { height:  568984 , difficulty:  1740144 , date:  "2015-07-20 06:32:21" },
  { height:  568985 , difficulty:  1740419 , date:  "2015-07-20 06:33:00" },
  { height:  568986 , difficulty:  1739351 , date:  "2015-07-20 06:33:22" },
  { height:  568987 , difficulty:  1740563 , date:  "2015-07-20 06:33:27" },
  { height:  568988 , difficulty:  1742599 , date:  "2015-07-20 06:33:41" },
  { height:  568989 , difficulty:  1742418 , date:  "2015-07-20 06:35:33" },
  { height:  568990 , difficulty:  1743565 , date:  "2015-07-20 06:36:32" },
  { height:  568991 , difficulty:  1743376 , date:  "2015-07-20 06:38:11" },
  { height:  568992 , difficulty:  1744901 , date:  "2015-07-20 06:40:42" },
  { height:  568993 , difficulty:  1734999 , date:  "2015-07-20 06:41:10" },
  { height:  568994 , difficulty:  1726506 , date:  "2015-07-20 06:44:14" },
  { height:  568995 , difficulty:  1722050 , date:  "2015-07-20 06:44:52" },
  { height:  568996 , difficulty:  1724447 , date:  "2015-07-20 06:48:52" },
  { height:  568997 , difficulty:  1724726 , date:  "2015-07-20 06:49:19" },
  { height:  568998 , difficulty:  1721309 , date:  "2015-07-20 06:49:58" },
  { height:  568999 , difficulty:  1721806 , date:  "2015-07-20 06:50:21" },
  { height:  569000 , difficulty:  1725539 , date:  "2015-07-20 06:51:43" },
  { height:  569001 , difficulty:  1722016 , date:  "2015-07-20 06:52:25" },
  { height:  569002 , difficulty:  1715448 , date:  "2015-07-20 06:52:33" },
  { height:  569003 , difficulty:  1718053 , date:  "2015-07-20 06:52:47" },
  { height:  569004 , difficulty:  1717363 , date:  "2015-07-20 06:53:22" },
  { height:  569005 , difficulty:  1715673 , date:  "2015-07-20 06:55:38" },
  { height:  569006 , difficulty:  1720583 , date:  "2015-07-20 06:55:41" },
  { height:  569007 , difficulty:  1720374 , date:  "2015-07-20 06:59:27" },
  { height:  569008 , difficulty:  1716527 , date:  "2015-07-20 07:00:41" },
  { height:  569009 , difficulty:  1715140 , date:  "2015-07-20 07:00:49" },
  { height:  569010 , difficulty:  1713010 , date:  "2015-07-20 07:01:05" },
  { height:  569011 , difficulty:  1718175 , date:  "2015-07-20 07:02:29" },
  { height:  569012 , difficulty:  1715841 , date:  "2015-07-20 07:02:59" },
  { height:  569013 , difficulty:  1713688 , date:  "2015-07-20 07:04:23" },
  { height:  569014 , difficulty:  1714569 , date:  "2015-07-20 07:04:44" },
  { height:  569015 , difficulty:  1721547 , date:  "2015-07-20 07:07:00" },
  { height:  569016 , difficulty:  1721724 , date:  "2015-07-20 07:09:29" },
  { height:  569017 , difficulty:  1729111 , date:  "2015-07-20 07:10:00" },
  { height:  569018 , difficulty:  1728047 , date:  "2015-07-20 07:13:48" },
  { height:  569019 , difficulty:  1727142 , date:  "2015-07-20 07:14:27" },
  { height:  569020 , difficulty:  1729625 , date:  "2015-07-20 07:14:48" },
  { height:  569021 , difficulty:  1735888 , date:  "2015-07-20 07:16:59" },
  { height:  569022 , difficulty:  1735945 , date:  "2015-07-20 07:18:50" },
  { height:  569023 , difficulty:  1739772 , date:  "2015-07-20 07:19:01" },
  { height:  569024 , difficulty:  1735106 , date:  "2015-07-20 07:20:04" },
  { height:  569025 , difficulty:  1734532 , date:  "2015-07-20 07:21:19" },
  { height:  569026 , difficulty:  1733585 , date:  "2015-07-20 07:22:04" },
  { height:  569027 , difficulty:  1729604 , date:  "2015-07-20 07:24:06" },
  { height:  569028 , difficulty:  1732473 , date:  "2015-07-20 07:24:55" },
  { height:  569029 , difficulty:  1727789 , date:  "2015-07-20 07:25:04" },
  { height:  569030 , difficulty:  1728573 , date:  "2015-07-20 07:25:22" },
  { height:  569031 , difficulty:  1719914 , date:  "2015-07-20 07:25:44" },
  { height:  569032 , difficulty:  1714122 , date:  "2015-07-20 07:25:49" },
  { height:  569033 , difficulty:  1733769 , date:  "2015-07-20 07:28:18" },
  { height:  569034 , difficulty:  1738432 , date:  "2015-07-20 07:29:40" },
  { height:  569035 , difficulty:  1724917 , date:  "2015-07-20 07:29:45" },
  { height:  569036 , difficulty:  1726203 , date:  "2015-07-20 07:31:46" },
  { height:  569037 , difficulty:  1713818 , date:  "2015-07-20 07:35:22" },
  { height:  569038 , difficulty:  1717467 , date:  "2015-07-20 07:37:47" },
  { height:  569039 , difficulty:  1717530 , date:  "2015-07-20 07:37:53" },
  { height:  569040 , difficulty:  1708717 , date:  "2015-07-20 07:38:18" },
  { height:  569041 , difficulty:  1709818 , date:  "2015-07-20 07:38:19" },
  { height:  569042 , difficulty:  1708458 , date:  "2015-07-20 07:38:43" },
  { height:  569043 , difficulty:  1708615 , date:  "2015-07-20 07:38:46" },
  { height:  569044 , difficulty:  1720245 , date:  "2015-07-20 07:39:16" },
  { height:  569045 , difficulty:  1722006 , date:  "2015-07-20 07:42:20" },
  { height:  569046 , difficulty:  1722026 , date:  "2015-07-20 07:43:37" },
  { height:  569047 , difficulty:  1718099 , date:  "2015-07-20 07:44:54" },
  { height:  569048 , difficulty:  1708837 , date:  "2015-07-20 07:45:16" },
  { height:  569049 , difficulty:  1712168 , date:  "2015-07-20 07:45:37" },
  { height:  569050 , difficulty:  1710167 , date:  "2015-07-20 07:46:12" },
  { height:  569051 , difficulty:  1708704 , date:  "2015-07-20 07:47:04" },
  { height:  569052 , difficulty:  1709309 , date:  "2015-07-20 07:48:19" },
  { height:  569053 , difficulty:  1707243 , date:  "2015-07-20 07:49:11" },
  { height:  569054 , difficulty:  1706947 , date:  "2015-07-20 07:51:10" },
  { height:  569055 , difficulty:  1700439 , date:  "2015-07-20 07:51:12" },
  { height:  569056 , difficulty:  1690302 , date:  "2015-07-20 07:51:52" },
  { height:  569057 , difficulty:  1688965 , date:  "2015-07-20 07:51:53" },
  { height:  569058 , difficulty:  1690327 , date:  "2015-07-20 07:51:55" },
  { height:  569059 , difficulty:  1693520 , date:  "2015-07-20 07:52:20" },
  { height:  569060 , difficulty:  1693767 , date:  "2015-07-20 07:52:42" },
  { height:  569061 , difficulty:  1692226 , date:  "2015-07-20 07:53:00" },
  { height:  569062 , difficulty:  1692501 , date:  "2015-07-20 07:57:24" },
  { height:  569063 , difficulty:  1692785 , date:  "2015-07-20 07:57:26" },
  { height:  569064 , difficulty:  1693895 , date:  "2015-07-20 07:59:45" },
  { height:  569065 , difficulty:  1694107 , date:  "2015-07-20 08:03:18" },
  { height:  569066 , difficulty:  1693112 , date:  "2015-07-20 08:03:21" },
  { height:  569067 , difficulty:  1689326 , date:  "2015-07-20 08:03:28" },
  { height:  569068 , difficulty:  1682500 , date:  "2015-07-20 08:03:30" },
  { height:  569069 , difficulty:  1684363 , date:  "2015-07-20 08:03:42" },
  { height:  569070 , difficulty:  1676980 , date:  "2015-07-20 08:05:06" },
  { height:  569071 , difficulty:  1683899 , date:  "2015-07-20 08:05:18" },
  { height:  569072 , difficulty:  1672779 , date:  "2015-07-20 08:06:48" },
  { height:  569073 , difficulty:  1672710 , date:  "2015-07-20 08:07:22" },
  { height:  569074 , difficulty:  1673852 , date:  "2015-07-20 08:12:10" },
  { height:  569075 , difficulty:  1678596 , date:  "2015-07-20 08:12:12" },
  { height:  569076 , difficulty:  1695429 , date:  "2015-07-20 08:13:56" },
  { height:  569077 , difficulty:  1695441 , date:  "2015-07-20 08:14:45" },
  { height:  569078 , difficulty:  1695633 , date:  "2015-07-20 08:14:50" },
  { height:  569079 , difficulty:  1696941 , date:  "2015-07-20 08:15:28" },
  { height:  569080 , difficulty:  1697507 , date:  "2015-07-20 08:16:21" },
  { height:  569081 , difficulty:  1711365 , date:  "2015-07-20 08:17:59" },
  { height:  569082 , difficulty:  1711694 , date:  "2015-07-20 08:20:07" },
  { height:  569083 , difficulty:  1701877 , date:  "2015-07-20 08:20:44" },
  { height:  569084 , difficulty:  1700055 , date:  "2015-07-20 08:21:25" },
  { height:  569085 , difficulty:  1701392 , date:  "2015-07-20 08:23:08" },
  { height:  569086 , difficulty:  1709285 , date:  "2015-07-20 08:23:14" },
  { height:  569087 , difficulty:  1705429 , date:  "2015-07-20 08:24:16" },
  { height:  569088 , difficulty:  1716176 , date:  "2015-07-20 08:24:54" },
  { height:  569089 , difficulty:  1715739 , date:  "2015-07-20 08:25:29" },
  { height:  569090 , difficulty:  1714954 , date:  "2015-07-20 08:25:44" },
  { height:  569091 , difficulty:  1708431 , date:  "2015-07-20 08:26:25" },
  { height:  569092 , difficulty:  1704195 , date:  "2015-07-20 08:26:45" },
  { height:  569093 , difficulty:  1712619 , date:  "2015-07-20 08:27:30" },
  { height:  569094 , difficulty:  1704701 , date:  "2015-07-20 08:27:50" },
  { height:  569095 , difficulty:  1707863 , date:  "2015-07-20 08:28:21" },
  { height:  569096 , difficulty:  1710787 , date:  "2015-07-20 08:28:51" },
  { height:  569097 , difficulty:  1704568 , date:  "2015-07-20 08:29:50" },
  { height:  569098 , difficulty:  1700358 , date:  "2015-07-20 08:29:56" },
  { height:  569099 , difficulty:  1701271 , date:  "2015-07-20 08:36:26" },
  { height:  569100 , difficulty:  1701982 , date:  "2015-07-20 08:36:40" },
  { height:  569101 , difficulty:  1699336 , date:  "2015-07-20 08:37:57" },
  { height:  569102 , difficulty:  1702423 , date:  "2015-07-20 08:38:00" },
  { height:  569103 , difficulty:  1697537 , date:  "2015-07-20 08:38:02" },
  { height:  569104 , difficulty:  1695528 , date:  "2015-07-20 08:38:12" },
  { height:  569105 , difficulty:  1704423 , date:  "2015-07-20 08:38:26" },
  { height:  569106 , difficulty:  1705469 , date:  "2015-07-20 08:38:49" },
  { height:  569107 , difficulty:  1706883 , date:  "2015-07-20 08:39:16" },
  { height:  569108 , difficulty:  1715914 , date:  "2015-07-20 08:40:00" },
  { height:  569109 , difficulty:  1714920 , date:  "2015-07-20 08:40:26" },
  { height:  569110 , difficulty:  1713004 , date:  "2015-07-20 08:40:32" },
  { height:  569111 , difficulty:  1713083 , date:  "2015-07-20 08:42:56" },
  { height:  569112 , difficulty:  1713703 , date:  "2015-07-20 08:43:00" },
  { height:  569113 , difficulty:  1706636 , date:  "2015-07-20 08:43:28" },
  { height:  569114 , difficulty:  1703335 , date:  "2015-07-20 08:44:45" },
  { height:  569115 , difficulty:  1705295 , date:  "2015-07-20 08:45:15" },
  { height:  569116 , difficulty:  1704512 , date:  "2015-07-20 08:45:30" },
  { height:  569117 , difficulty:  1704805 , date:  "2015-07-20 08:45:49" },
  { height:  569118 , difficulty:  1705176 , date:  "2015-07-20 08:46:03" },
  { height:  569119 , difficulty:  1708235 , date:  "2015-07-20 08:48:23" },
  { height:  569120 , difficulty:  1709232 , date:  "2015-07-20 08:48:27" },
  { height:  569121 , difficulty:  1701885 , date:  "2015-07-20 08:49:11" },
  { height:  569122 , difficulty:  1699194 , date:  "2015-07-20 08:50:45" },
  { height:  569123 , difficulty:  1697899 , date:  "2015-07-20 08:50:58" },
  { height:  569124 , difficulty:  1699925 , date:  "2015-07-20 08:54:57" },
  { height:  569125 , difficulty:  1699396 , date:  "2015-07-20 08:55:38" },
  { height:  569126 , difficulty:  1703675 , date:  "2015-07-20 08:56:07" },
  { height:  569127 , difficulty:  1702510 , date:  "2015-07-20 08:57:40" },
  { height:  569128 , difficulty:  1711649 , date:  "2015-07-20 09:00:18" },
  { height:  569129 , difficulty:  1709334 , date:  "2015-07-20 09:00:21" },
  { height:  569130 , difficulty:  1704246 , date:  "2015-07-20 09:02:04" },
  { height:  569131 , difficulty:  1715008 , date:  "2015-07-20 09:02:33" },
  { height:  569132 , difficulty:  1716447 , date:  "2015-07-20 09:02:57" },
  { height:  569133 , difficulty:  1721154 , date:  "2015-07-20 09:04:02" },
  { height:  569134 , difficulty:  1726033 , date:  "2015-07-20 09:04:13" },
  { height:  569135 , difficulty:  1725144 , date:  "2015-07-20 09:05:02" },
  { height:  569136 , difficulty:  1725705 , date:  "2015-07-20 09:05:55" },
  { height:  569137 , difficulty:  1729255 , date:  "2015-07-20 09:06:28" },
  { height:  569138 , difficulty:  1718988 , date:  "2015-07-20 09:06:58" },
  { height:  569139 , difficulty:  1723741 , date:  "2015-07-20 09:06:59" },
  { height:  569140 , difficulty:  1717919 , date:  "2015-07-20 09:09:35" },
  { height:  569141 , difficulty:  1707581 , date:  "2015-07-20 09:10:11" },
  { height:  569142 , difficulty:  1712619 , date:  "2015-07-20 09:10:53" },
  { height:  569143 , difficulty:  1716887 , date:  "2015-07-20 09:10:58" },
  { height:  569144 , difficulty:  1716997 , date:  "2015-07-20 09:11:11" },
  { height:  569145 , difficulty:  1719440 , date:  "2015-07-20 09:12:30" },
  { height:  569146 , difficulty:  1717715 , date:  "2015-07-20 09:13:23" },
  { height:  569147 , difficulty:  1718391 , date:  "2015-07-20 09:13:26" },
  { height:  569148 , difficulty:  1729809 , date:  "2015-07-20 09:20:23" },
  { height:  569149 , difficulty:  1728462 , date:  "2015-07-20 09:20:25" },
  { height:  569150 , difficulty:  1714561 , date:  "2015-07-20 09:22:12" },
  { height:  569151 , difficulty:  1715326 , date:  "2015-07-20 09:22:17" },
  { height:  569152 , difficulty:  1714870 , date:  "2015-07-20 09:22:48" },
  { height:  569153 , difficulty:  1717474 , date:  "2015-07-20 09:22:57" },
  { height:  569154 , difficulty:  1717357 , date:  "2015-07-20 09:25:23" },
  { height:  569155 , difficulty:  1715665 , date:  "2015-07-20 09:25:34" },
  { height:  569156 , difficulty:  1716046 , date:  "2015-07-20 09:25:42" },
  { height:  569157 , difficulty:  1729658 , date:  "2015-07-20 09:26:05" },
  { height:  569158 , difficulty:  1724493 , date:  "2015-07-20 09:26:08" },
  { height:  569159 , difficulty:  1725348 , date:  "2015-07-20 09:26:54" },
  { height:  569160 , difficulty:  1723809 , date:  "2015-07-20 09:26:58" },
  { height:  569161 , difficulty:  1721682 , date:  "2015-07-20 09:27:56" },
  { height:  569162 , difficulty:  1721765 , date:  "2015-07-20 09:27:59" },
  { height:  569163 , difficulty:  1720200 , date:  "2015-07-20 09:28:19" },
  { height:  569164 , difficulty:  1738793 , date:  "2015-07-20 09:30:08" },
  { height:  569165 , difficulty:  1740474 , date:  "2015-07-20 09:30:12" },
  { height:  569166 , difficulty:  1739923 , date:  "2015-07-20 09:31:10" },
  { height:  569167 , difficulty:  1738296 , date:  "2015-07-20 09:31:50" },
  { height:  569168 , difficulty:  1741430 , date:  "2015-07-20 09:32:14" },
  { height:  569169 , difficulty:  1741087 , date:  "2015-07-20 09:35:00" },
  { height:  569170 , difficulty:  1742411 , date:  "2015-07-20 09:37:22" },
  { height:  569171 , difficulty:  1741803 , date:  "2015-07-20 09:37:47" },
  { height:  569172 , difficulty:  1741459 , date:  "2015-07-20 09:38:02" },
  { height:  569173 , difficulty:  1739275 , date:  "2015-07-20 09:38:15" },
  { height:  569174 , difficulty:  1741544 , date:  "2015-07-20 09:39:00" },
  { height:  569175 , difficulty:  1724350 , date:  "2015-07-20 09:41:09" },
  { height:  569176 , difficulty:  1727736 , date:  "2015-07-20 09:42:14" },
  { height:  569177 , difficulty:  1732034 , date:  "2015-07-20 09:42:58" },
  { height:  569178 , difficulty:  1732135 , date:  "2015-07-20 09:43:41" },
  { height:  569179 , difficulty:  1736152 , date:  "2015-07-20 09:46:53" },
  { height:  569180 , difficulty:  1737244 , date:  "2015-07-20 09:46:57" },
  { height:  569181 , difficulty:  1748890 , date:  "2015-07-20 09:48:19" },
  { height:  569182 , difficulty:  1748033 , date:  "2015-07-20 09:48:21" },
  { height:  569183 , difficulty:  1748663 , date:  "2015-07-20 09:49:37" },
  { height:  569184 , difficulty:  1749116 , date:  "2015-07-20 09:52:17" },
  { height:  569185 , difficulty:  1748088 , date:  "2015-07-20 09:53:38" },
  { height:  569186 , difficulty:  1748279 , date:  "2015-07-20 09:53:42" },
  { height:  569187 , difficulty:  1742358 , date:  "2015-07-20 09:57:20" },
  { height:  569188 , difficulty:  1744791 , date:  "2015-07-20 09:57:37" },
  { height:  569189 , difficulty:  1746508 , date:  "2015-07-20 10:00:09" },
  { height:  569190 , difficulty:  1744099 , date:  "2015-07-20 10:00:56" },
  { height:  569191 , difficulty:  1744443 , date:  "2015-07-20 10:01:48" },
  { height:  569192 , difficulty:  1744683 , date:  "2015-07-20 10:02:39" },
  { height:  569193 , difficulty:  1745737 , date:  "2015-07-20 10:04:31" },
  { height:  569194 , difficulty:  1751545 , date:  "2015-07-20 10:06:08" },
  { height:  569195 , difficulty:  1744845 , date:  "2015-07-20 10:06:35" },
  { height:  569196 , difficulty:  1745644 , date:  "2015-07-20 10:10:19" },
  { height:  569197 , difficulty:  1746278 , date:  "2015-07-20 10:10:51" },
  { height:  569198 , difficulty:  1744004 , date:  "2015-07-20 10:13:22" },
  { height:  569199 , difficulty:  1743861 , date:  "2015-07-20 10:13:29" },
  { height:  569200 , difficulty:  1732632 , date:  "2015-07-20 10:15:03" },
  { height:  569201 , difficulty:  1734649 , date:  "2015-07-20 10:17:07" },
  { height:  569202 , difficulty:  1734162 , date:  "2015-07-20 10:17:14" },
  { height:  569203 , difficulty:  1729723 , date:  "2015-07-20 10:17:43" },
  { height:  569204 , difficulty:  1724546 , date:  "2015-07-20 10:18:13" },
  { height:  569205 , difficulty:  1724936 , date:  "2015-07-20 10:20:29" },
  { height:  569206 , difficulty:  1724175 , date:  "2015-07-20 10:20:51" },
  { height:  569207 , difficulty:  1723097 , date:  "2015-07-20 10:25:29" },
  { height:  569208 , difficulty:  1723550 , date:  "2015-07-20 10:25:31" },
  { height:  569209 , difficulty:  1730930 , date:  "2015-07-20 10:25:59" },
  { height:  569210 , difficulty:  1730706 , date:  "2015-07-20 10:26:58" },
  { height:  569211 , difficulty:  1730131 , date:  "2015-07-20 10:28:25" },
  { height:  569212 , difficulty:  1730707 , date:  "2015-07-20 10:29:19" },
  { height:  569213 , difficulty:  1731694 , date:  "2015-07-20 10:29:21" },
  { height:  569214 , difficulty:  1731217 , date:  "2015-07-20 10:31:22" },
  { height:  569215 , difficulty:  1732885 , date:  "2015-07-20 10:36:25" },
  { height:  569216 , difficulty:  1727052 , date:  "2015-07-20 10:36:30" },
  { height:  569217 , difficulty:  1728525 , date:  "2015-07-20 10:38:48" },
  { height:  569218 , difficulty:  1728669 , date:  "2015-07-20 10:39:42" },
  { height:  569219 , difficulty:  1736470 , date:  "2015-07-20 10:39:59" },
  { height:  569220 , difficulty:  1736320 , date:  "2015-07-20 10:40:03" },
  { height:  569221 , difficulty:  1740150 , date:  "2015-07-20 10:45:24" },
  { height:  569222 , difficulty:  1737881 , date:  "2015-07-20 10:45:28" },
  { height:  569223 , difficulty:  1745345 , date:  "2015-07-20 10:46:17" },
  { height:  569224 , difficulty:  1725430 , date:  "2015-07-20 10:46:21" },
  { height:  569225 , difficulty:  1729035 , date:  "2015-07-20 10:47:41" },
  { height:  569226 , difficulty:  1724126 , date:  "2015-07-20 10:47:51" },
  { height:  569227 , difficulty:  1739548 , date:  "2015-07-20 10:48:56" },
  { height:  569228 , difficulty:  1740409 , date:  "2015-07-20 10:50:46" },
  { height:  569229 , difficulty:  1740372 , date:  "2015-07-20 10:51:02" },
  { height:  569230 , difficulty:  1733611 , date:  "2015-07-20 10:51:09" },
  { height:  569231 , difficulty:  1735472 , date:  "2015-07-20 10:51:23" },
  { height:  569232 , difficulty:  1735435 , date:  "2015-07-20 10:53:37" },
  { height:  569233 , difficulty:  1737847 , date:  "2015-07-20 10:53:47" },
  { height:  569234 , difficulty:  1741920 , date:  "2015-07-20 10:54:41" },
  { height:  569235 , difficulty:  1743285 , date:  "2015-07-20 10:59:00" },
  { height:  569236 , difficulty:  1743335 , date:  "2015-07-20 10:59:02" },
  { height:  569237 , difficulty:  1741314 , date:  "2015-07-20 10:59:13" },
  { height:  569238 , difficulty:  1741800 , date:  "2015-07-20 10:59:34" },
  { height:  569239 , difficulty:  1746224 , date:  "2015-07-20 10:59:37" },
  { height:  569240 , difficulty:  1742518 , date:  "2015-07-20 11:01:20" },
  { height:  569241 , difficulty:  1743365 , date:  "2015-07-20 11:01:25" },
  { height:  569242 , difficulty:  1747804 , date:  "2015-07-20 11:04:24" },
  { height:  569243 , difficulty:  1752108 , date:  "2015-07-20 11:05:06" },
  { height:  569244 , difficulty:  1751386 , date:  "2015-07-20 11:05:41" },
  { height:  569245 , difficulty:  1744283 , date:  "2015-07-20 11:07:09" },
  { height:  569246 , difficulty:  1741048 , date:  "2015-07-20 11:07:37" },
  { height:  569247 , difficulty:  1743858 , date:  "2015-07-20 11:08:12" },
  { height:  569248 , difficulty:  1743797 , date:  "2015-07-20 11:08:18" },
  { height:  569249 , difficulty:  1744035 , date:  "2015-07-20 11:11:05" },
  { height:  569250 , difficulty:  1743165 , date:  "2015-07-20 11:13:07" },
  { height:  569251 , difficulty:  1739908 , date:  "2015-07-20 11:13:41" },
  { height:  569252 , difficulty:  1736972 , date:  "2015-07-20 11:14:55" },
  { height:  569253 , difficulty:  1737309 , date:  "2015-07-20 11:15:02" },
  { height:  569254 , difficulty:  1735940 , date:  "2015-07-20 11:15:26" },
  { height:  569255 , difficulty:  1728575 , date:  "2015-07-20 11:16:13" },
  { height:  569256 , difficulty:  1728771 , date:  "2015-07-20 11:17:01" },
  { height:  569257 , difficulty:  1725249 , date:  "2015-07-20 11:20:34" },
  { height:  569258 , difficulty:  1726120 , date:  "2015-07-20 11:22:07" },
  { height:  569259 , difficulty:  1723093 , date:  "2015-07-20 11:24:43" },
  { height:  569260 , difficulty:  1715827 , date:  "2015-07-20 11:26:11" },
  { height:  569261 , difficulty:  1713662 , date:  "2015-07-20 11:28:41" },
  { height:  569262 , difficulty:  1714557 , date:  "2015-07-20 11:29:05" },
  { height:  569263 , difficulty:  1706534 , date:  "2015-07-20 11:29:18" },
  { height:  569264 , difficulty:  1708917 , date:  "2015-07-20 11:29:26" },
  { height:  569265 , difficulty:  1704367 , date:  "2015-07-20 11:31:07" },
  { height:  569266 , difficulty:  1704150 , date:  "2015-07-20 11:31:33" },
  { height:  569267 , difficulty:  1702881 , date:  "2015-07-20 11:31:48" },
  { height:  569268 , difficulty:  1702137 , date:  "2015-07-20 11:32:23" },
  { height:  569269 , difficulty:  1699914 , date:  "2015-07-20 11:32:57" },
  { height:  569270 , difficulty:  1710415 , date:  "2015-07-20 11:34:10" },
  { height:  569271 , difficulty:  1712124 , date:  "2015-07-20 11:36:09" },
  { height:  569272 , difficulty:  1702411 , date:  "2015-07-20 11:36:55" },
  { height:  569273 , difficulty:  1703049 , date:  "2015-07-20 11:38:17" },
  { height:  569274 , difficulty:  1698994 , date:  "2015-07-20 11:39:22" },
  { height:  569275 , difficulty:  1700332 , date:  "2015-07-20 11:39:27" },
  { height:  569276 , difficulty:  1697358 , date:  "2015-07-20 11:39:42" },
  { height:  569277 , difficulty:  1696012 , date:  "2015-07-20 11:40:03" },
  { height:  569278 , difficulty:  1699698 , date:  "2015-07-20 11:40:20" },
  { height:  569279 , difficulty:  1700475 , date:  "2015-07-20 11:40:51" },
  { height:  569280 , difficulty:  1706993 , date:  "2015-07-20 11:40:54" },
  { height:  569281 , difficulty:  1702015 , date:  "2015-07-20 11:41:35" },
  { height:  569282 , difficulty:  1701734 , date:  "2015-07-20 11:42:34" },
  { height:  569283 , difficulty:  1694409 , date:  "2015-07-20 11:42:56" },
  { height:  569284 , difficulty:  1695546 , date:  "2015-07-20 11:46:08" },
  { height:  569285 , difficulty:  1696045 , date:  "2015-07-20 11:46:46" },
  { height:  569286 , difficulty:  1697673 , date:  "2015-07-20 11:46:50" },
  { height:  569287 , difficulty:  1697594 , date:  "2015-07-20 11:50:12" },
  { height:  569288 , difficulty:  1695573 , date:  "2015-07-20 11:50:30" },
  { height:  569289 , difficulty:  1706796 , date:  "2015-07-20 11:51:38" },
  { height:  569290 , difficulty:  1701357 , date:  "2015-07-20 11:52:29" },
  { height:  569291 , difficulty:  1689117 , date:  "2015-07-20 11:53:06" },
  { height:  569292 , difficulty:  1689174 , date:  "2015-07-20 11:53:14" },
  { height:  569293 , difficulty:  1684123 , date:  "2015-07-20 11:57:48" },
  { height:  569294 , difficulty:  1683276 , date:  "2015-07-20 11:57:57" },
  { height:  569295 , difficulty:  1683292 , date:  "2015-07-20 11:58:27" },
  { height:  569296 , difficulty:  1684520 , date:  "2015-07-20 12:00:04" },
  { height:  569297 , difficulty:  1672913 , date:  "2015-07-20 12:00:08" },
  { height:  569298 , difficulty:  1676022 , date:  "2015-07-20 12:00:39" },
  { height:  569299 , difficulty:  1674260 , date:  "2015-07-20 12:06:08" },
  { height:  569300 , difficulty:  1674725 , date:  "2015-07-20 12:09:27" },
  { height:  569301 , difficulty:  1672569 , date:  "2015-07-20 12:12:47" },
  { height:  569302 , difficulty:  1673258 , date:  "2015-07-20 12:12:50" },
  { height:  569303 , difficulty:  1679911 , date:  "2015-07-20 12:14:40" },
  { height:  569304 , difficulty:  1675238 , date:  "2015-07-20 12:17:33" },
  { height:  569305 , difficulty:  1678518 , date:  "2015-07-20 12:17:36" },
  { height:  569306 , difficulty:  1682295 , date:  "2015-07-20 12:19:33" },
  { height:  569307 , difficulty:  1685809 , date:  "2015-07-20 12:20:39" },
  { height:  569308 , difficulty:  1680189 , date:  "2015-07-20 12:20:40" },
  { height:  569309 , difficulty:  1682247 , date:  "2015-07-20 12:21:03" },
  { height:  569310 , difficulty:  1697136 , date:  "2015-07-20 12:22:26" },
  { height:  569311 , difficulty:  1688652 , date:  "2015-07-20 12:23:22" },
  { height:  569312 , difficulty:  1689903 , date:  "2015-07-20 12:26:24" },
  { height:  569313 , difficulty:  1697131 , date:  "2015-07-20 12:26:59" },
  { height:  569314 , difficulty:  1696589 , date:  "2015-07-20 12:28:11" },
  { height:  569315 , difficulty:  1697525 , date:  "2015-07-20 12:31:02" },
  { height:  569316 , difficulty:  1693403 , date:  "2015-07-20 12:31:04" },
  { height:  569317 , difficulty:  1695931 , date:  "2015-07-20 12:31:13" },
  { height:  569318 , difficulty:  1689023 , date:  "2015-07-20 12:31:43" },
  { height:  569319 , difficulty:  1692222 , date:  "2015-07-20 12:31:58" },
  { height:  569320 , difficulty:  1692514 , date:  "2015-07-20 12:33:12" },
  { height:  569321 , difficulty:  1694017 , date:  "2015-07-20 12:35:33" },
  { height:  569322 , difficulty:  1693261 , date:  "2015-07-20 12:36:52" },
  { height:  569323 , difficulty:  1692750 , date:  "2015-07-20 12:37:46" },
  { height:  569324 , difficulty:  1693405 , date:  "2015-07-20 12:38:18" },
  { height:  569325 , difficulty:  1690152 , date:  "2015-07-20 12:39:05" },
  { height:  569326 , difficulty:  1685655 , date:  "2015-07-20 12:39:18" },
  { height:  569327 , difficulty:  1685681 , date:  "2015-07-20 12:42:47" },
  { height:  569328 , difficulty:  1685000 , date:  "2015-07-20 12:43:16" },
  { height:  569329 , difficulty:  1688001 , date:  "2015-07-20 12:43:17" },
  { height:  569330 , difficulty:  1687956 , date:  "2015-07-20 12:46:11" },
  { height:  569331 , difficulty:  1688870 , date:  "2015-07-20 12:52:53" },
  { height:  569332 , difficulty:  1687637 , date:  "2015-07-20 12:53:20" },
  { height:  569333 , difficulty:  1681711 , date:  "2015-07-20 12:57:12" },
  { height:  569334 , difficulty:  1677896 , date:  "2015-07-20 12:57:18" },
  { height:  569335 , difficulty:  1671257 , date:  "2015-07-20 12:57:21" },
  { height:  569336 , difficulty:  1668565 , date:  "2015-07-20 12:57:27" },
  { height:  569337 , difficulty:  1662830 , date:  "2015-07-20 12:57:33" },
  { height:  569338 , difficulty:  1668028 , date:  "2015-07-20 12:57:57" },
  { height:  569339 , difficulty:  1670232 , date:  "2015-07-20 12:58:17" },
  { height:  569340 , difficulty:  1671573 , date:  "2015-07-20 13:00:52" },
  { height:  569341 , difficulty:  1667754 , date:  "2015-07-20 13:01:10" },
  { height:  569342 , difficulty:  1668765 , date:  "2015-07-20 13:01:33" },
  { height:  569343 , difficulty:  1671782 , date:  "2015-07-20 13:02:33" },
  { height:  569344 , difficulty:  1670464 , date:  "2015-07-20 13:04:10" },
  { height:  569345 , difficulty:  1669191 , date:  "2015-07-20 13:06:30" },
  { height:  569346 , difficulty:  1667727 , date:  "2015-07-20 13:07:30" },
  { height:  569347 , difficulty:  1672728 , date:  "2015-07-20 13:08:36" },
  { height:  569348 , difficulty:  1670813 , date:  "2015-07-20 13:09:13" },
  { height:  569349 , difficulty:  1668724 , date:  "2015-07-20 13:09:44" },
  { height:  569350 , difficulty:  1666178 , date:  "2015-07-20 13:12:31" },
  { height:  569351 , difficulty:  1666997 , date:  "2015-07-20 13:12:37" },
  { height:  569352 , difficulty:  1670771 , date:  "2015-07-20 13:12:44" },
  { height:  569353 , difficulty:  1670117 , date:  "2015-07-20 13:12:46" },
  { height:  569354 , difficulty:  1669963 , date:  "2015-07-20 13:13:13" },
  { height:  569355 , difficulty:  1669358 , date:  "2015-07-20 13:15:00" },
  { height:  569356 , difficulty:  1671279 , date:  "2015-07-20 13:15:43" },
  { height:  569357 , difficulty:  1669731 , date:  "2015-07-20 13:15:43" },
  { height:  569358 , difficulty:  1670961 , date:  "2015-07-20 13:16:06" },
  { height:  569359 , difficulty:  1674651 , date:  "2015-07-20 13:17:01" },
  { height:  569360 , difficulty:  1667714 , date:  "2015-07-20 13:17:34" },
  { height:  569361 , difficulty:  1667166 , date:  "2015-07-20 13:19:08" },
  { height:  569362 , difficulty:  1667841 , date:  "2015-07-20 13:19:43" },
  { height:  569363 , difficulty:  1659171 , date:  "2015-07-20 13:23:47" },
  { height:  569364 , difficulty:  1662936 , date:  "2015-07-20 13:24:22" },
  { height:  569365 , difficulty:  1660971 , date:  "2015-07-20 13:27:49" },
  { height:  569366 , difficulty:  1659092 , date:  "2015-07-20 13:28:39" },
  { height:  569367 , difficulty:  1658584 , date:  "2015-07-20 13:30:24" },
  { height:  569368 , difficulty:  1661670 , date:  "2015-07-20 13:30:28" },
  { height:  569369 , difficulty:  1650192 , date:  "2015-07-20 13:32:39" },
  { height:  569370 , difficulty:  1651765 , date:  "2015-07-20 13:33:38" },
  { height:  569371 , difficulty:  1654098 , date:  "2015-07-20 13:34:21" },
  { height:  569372 , difficulty:  1651258 , date:  "2015-07-20 13:34:57" },
  { height:  569373 , difficulty:  1652898 , date:  "2015-07-20 13:36:25" },
  { height:  569374 , difficulty:  1652851 , date:  "2015-07-20 13:36:31" },
  { height:  569375 , difficulty:  1641240 , date:  "2015-07-20 13:37:05" },
  { height:  569376 , difficulty:  1632788 , date:  "2015-07-20 13:37:15" },
  { height:  569377 , difficulty:  1627173 , date:  "2015-07-20 13:38:05" },
  { height:  569378 , difficulty:  1633992 , date:  "2015-07-20 13:38:50" },
  { height:  569379 , difficulty:  1629600 , date:  "2015-07-20 13:40:16" },
  { height:  569380 , difficulty:  1622944 , date:  "2015-07-20 13:40:32" },
  { height:  569381 , difficulty:  1623022 , date:  "2015-07-20 13:40:41" },
  { height:  569382 , difficulty:  1619452 , date:  "2015-07-20 13:41:56" },
  { height:  569383 , difficulty:  1621333 , date:  "2015-07-20 13:42:40" },
  { height:  569384 , difficulty:  1621620 , date:  "2015-07-20 13:42:55" },
  { height:  569385 , difficulty:  1621096 , date:  "2015-07-20 13:44:16" },
  { height:  569386 , difficulty:  1618312 , date:  "2015-07-20 13:45:24" },
  { height:  569387 , difficulty:  1617572 , date:  "2015-07-20 13:45:46" },
  { height:  569388 , difficulty:  1615688 , date:  "2015-07-20 13:46:34" },
  { height:  569389 , difficulty:  1615443 , date:  "2015-07-20 13:46:41" },
  { height:  569390 , difficulty:  1615237 , date:  "2015-07-20 13:50:27" },
  { height:  569391 , difficulty:  1608177 , date:  "2015-07-20 13:50:31" },
  { height:  569392 , difficulty:  1608511 , date:  "2015-07-20 13:51:39" },
  { height:  569393 , difficulty:  1610199 , date:  "2015-07-20 13:55:24" },
  { height:  569394 , difficulty:  1610317 , date:  "2015-07-20 13:55:59" },
  { height:  569395 , difficulty:  1611121 , date:  "2015-07-20 13:56:24" },
  { height:  569396 , difficulty:  1609054 , date:  "2015-07-20 13:58:56" },
  { height:  569397 , difficulty:  1604189 , date:  "2015-07-20 13:59:34" },
  { height:  569398 , difficulty:  1603904 , date:  "2015-07-20 14:00:29" },
  { height:  569399 , difficulty:  1602235 , date:  "2015-07-20 14:03:00" },
  { height:  569400 , difficulty:  1601402 , date:  "2015-07-20 14:04:24" },
  { height:  569401 , difficulty:  1599861 , date:  "2015-07-20 14:05:10" },
  { height:  569402 , difficulty:  1603239 , date:  "2015-07-20 14:05:30" },
  { height:  569403 , difficulty:  1595569 , date:  "2015-07-20 14:06:05" },
  { height:  569404 , difficulty:  1594567 , date:  "2015-07-20 14:06:31" },
  { height:  569405 , difficulty:  1596723 , date:  "2015-07-20 14:06:51" },
  { height:  569406 , difficulty:  1590398 , date:  "2015-07-20 14:07:01" },
  { height:  569407 , difficulty:  1574228 , date:  "2015-07-20 14:07:34" },
  { height:  569408 , difficulty:  1577046 , date:  "2015-07-20 14:08:29" },
  { height:  569409 , difficulty:  1568458 , date:  "2015-07-20 14:09:41" },
  { height:  569410 , difficulty:  1573167 , date:  "2015-07-20 14:09:47" },
  { height:  569411 , difficulty:  1573249 , date:  "2015-07-20 14:10:32" },
  { height:  569412 , difficulty:  1576831 , date:  "2015-07-20 14:12:16" },
  { height:  569413 , difficulty:  1576933 , date:  "2015-07-20 14:13:06" },
  { height:  569414 , difficulty:  1577254 , date:  "2015-07-20 14:14:04" },
  { height:  569415 , difficulty:  1576733 , date:  "2015-07-20 14:20:06" },
  { height:  569416 , difficulty:  1572816 , date:  "2015-07-20 14:20:11" },
  { height:  569417 , difficulty:  1573168 , date:  "2015-07-20 14:20:36" },
  { height:  569418 , difficulty:  1572423 , date:  "2015-07-20 14:20:55" },
  { height:  569419 , difficulty:  1572128 , date:  "2015-07-20 14:22:31" },
  { height:  569420 , difficulty:  1572588 , date:  "2015-07-20 14:22:49" },
  { height:  569421 , difficulty:  1569752 , date:  "2015-07-20 14:24:19" },
  { height:  569422 , difficulty:  1567684 , date:  "2015-07-20 14:24:36" },
  { height:  569423 , difficulty:  1569199 , date:  "2015-07-20 14:24:42" },
  { height:  569424 , difficulty:  1569792 , date:  "2015-07-20 14:24:44" },
  { height:  569425 , difficulty:  1570688 , date:  "2015-07-20 14:25:56" },
  { height:  569426 , difficulty:  1569534 , date:  "2015-07-20 14:26:02" },
  { height:  569427 , difficulty:  1572950 , date:  "2015-07-20 14:26:27" },
  { height:  569428 , difficulty:  1573487 , date:  "2015-07-20 14:27:01" },
  { height:  569429 , difficulty:  1575632 , date:  "2015-07-20 14:30:53" },
  { height:  569430 , difficulty:  1574629 , date:  "2015-07-20 14:34:05" },
  { height:  569431 , difficulty:  1578010 , date:  "2015-07-20 14:34:12" },
  { height:  569432 , difficulty:  1576344 , date:  "2015-07-20 14:34:16" },
  { height:  569433 , difficulty:  1577747 , date:  "2015-07-20 14:34:27" },
  { height:  569434 , difficulty:  1580171 , date:  "2015-07-20 14:34:43" },
  { height:  569435 , difficulty:  1580947 , date:  "2015-07-20 14:38:37" },
  { height:  569436 , difficulty:  1579833 , date:  "2015-07-20 14:38:57" },
  { height:  569437 , difficulty:  1577628 , date:  "2015-07-20 14:39:19" },
  { height:  569438 , difficulty:  1576925 , date:  "2015-07-20 14:39:34" },
  { height:  569439 , difficulty:  1567728 , date:  "2015-07-20 14:40:45" },
  { height:  569440 , difficulty:  1567421 , date:  "2015-07-20 14:40:48" },
  { height:  569441 , difficulty:  1564154 , date:  "2015-07-20 14:41:21" },
  { height:  569442 , difficulty:  1564737 , date:  "2015-07-20 14:41:39" },
  { height:  569443 , difficulty:  1564284 , date:  "2015-07-20 14:41:50" },
  { height:  569444 , difficulty:  1564477 , date:  "2015-07-20 14:49:24" },
  { height:  569445 , difficulty:  1560012 , date:  "2015-07-20 14:49:28" },
  { height:  569446 , difficulty:  1559243 , date:  "2015-07-20 14:49:54" },
  { height:  569447 , difficulty:  1563588 , date:  "2015-07-20 14:49:56" },
  { height:  569448 , difficulty:  1562417 , date:  "2015-07-20 14:50:33" },
  { height:  569449 , difficulty:  1560358 , date:  "2015-07-20 14:50:54" },
  { height:  569450 , difficulty:  1560948 , date:  "2015-07-20 14:51:32" },
  { height:  569451 , difficulty:  1568052 , date:  "2015-07-20 14:52:14" },
  { height:  569452 , difficulty:  1568615 , date:  "2015-07-20 14:52:49" },
  { height:  569453 , difficulty:  1566776 , date:  "2015-07-20 14:53:07" },
  { height:  569454 , difficulty:  1573035 , date:  "2015-07-20 14:55:31" },
  { height:  569455 , difficulty:  1570587 , date:  "2015-07-20 14:56:47" },
  { height:  569456 , difficulty:  1579411 , date:  "2015-07-20 14:58:56" },
  { height:  569457 , difficulty:  1580126 , date:  "2015-07-20 14:59:26" },
  { height:  569458 , difficulty:  1577794 , date:  "2015-07-20 15:00:52" },
  { height:  569459 , difficulty:  1576125 , date:  "2015-07-20 15:02:08" },
  { height:  569460 , difficulty:  1576274 , date:  "2015-07-20 15:02:14" },
  { height:  569461 , difficulty:  1573073 , date:  "2015-07-20 15:03:13" },
  { height:  569462 , difficulty:  1574777 , date:  "2015-07-20 15:05:20" },
  { height:  569463 , difficulty:  1573902 , date:  "2015-07-20 15:05:25" },
  { height:  569464 , difficulty:  1572789 , date:  "2015-07-20 15:05:51" },
  { height:  569465 , difficulty:  1576514 , date:  "2015-07-20 15:06:24" },
  { height:  569466 , difficulty:  1567445 , date:  "2015-07-20 15:06:57" },
  { height:  569467 , difficulty:  1573306 , date:  "2015-07-20 15:07:11" },
  { height:  569468 , difficulty:  1571378 , date:  "2015-07-20 15:09:28" },
  { height:  569469 , difficulty:  1562355 , date:  "2015-07-20 15:10:20" },
  { height:  569470 , difficulty:  1564990 , date:  "2015-07-20 15:10:53" },
  { height:  569471 , difficulty:  1565075 , date:  "2015-07-20 15:12:12" },
  { height:  569472 , difficulty:  1559942 , date:  "2015-07-20 15:12:50" },
  { height:  569473 , difficulty:  1558779 , date:  "2015-07-20 15:13:03" },
  { height:  569474 , difficulty:  1556713 , date:  "2015-07-20 15:13:07" },
  { height:  569475 , difficulty:  1555671 , date:  "2015-07-20 15:13:14" },
  { height:  569476 , difficulty:  1552937 , date:  "2015-07-20 15:13:43" },
  { height:  569477 , difficulty:  1557043 , date:  "2015-07-20 15:14:09" },
  { height:  569478 , difficulty:  1556356 , date:  "2015-07-20 15:15:17" },
  { height:  569479 , difficulty:  1555532 , date:  "2015-07-20 15:15:43" },
  { height:  569480 , difficulty:  1559762 , date:  "2015-07-20 15:15:59" },
  { height:  569481 , difficulty:  1559138 , date:  "2015-07-20 15:16:34" },
  { height:  569482 , difficulty:  1561634 , date:  "2015-07-20 15:17:01" },
  { height:  569483 , difficulty:  1561207 , date:  "2015-07-20 15:18:02" },
  { height:  569484 , difficulty:  1558955 , date:  "2015-07-20 15:18:23" },
  { height:  569485 , difficulty:  1556144 , date:  "2015-07-20 15:19:52" },
  { height:  569486 , difficulty:  1562136 , date:  "2015-07-20 15:23:11" },
  { height:  569487 , difficulty:  1560316 , date:  "2015-07-20 15:23:29" },
  { height:  569488 , difficulty:  1559462 , date:  "2015-07-20 15:25:47" },
  { height:  569489 , difficulty:  1562619 , date:  "2015-07-20 15:26:35" },
  { height:  569490 , difficulty:  1563355 , date:  "2015-07-20 15:26:36" },
  { height:  569491 , difficulty:  1549037 , date:  "2015-07-20 15:28:06" },
  { height:  569492 , difficulty:  1549363 , date:  "2015-07-20 15:28:12" },
  { height:  569493 , difficulty:  1556576 , date:  "2015-07-20 15:28:54" },
  { height:  569494 , difficulty:  1558475 , date:  "2015-07-20 15:30:16" },
  { height:  569495 , difficulty:  1554757 , date:  "2015-07-20 15:30:17" },
  { height:  569496 , difficulty:  1555984 , date:  "2015-07-20 15:30:59" },
  { height:  569497 , difficulty:  1561659 , date:  "2015-07-20 15:32:01" },
  { height:  569498 , difficulty:  1562417 , date:  "2015-07-20 15:33:35" },
  { height:  569499 , difficulty:  1562739 , date:  "2015-07-20 15:34:17" },
  { height:  569500 , difficulty:  1566982 , date:  "2015-07-20 15:34:23" },
  { height:  569501 , difficulty:  1567626 , date:  "2015-07-20 15:35:34" },
  { height:  569502 , difficulty:  1573464 , date:  "2015-07-20 15:35:37" },
  { height:  569503 , difficulty:  1582661 , date:  "2015-07-20 15:35:47" },
  { height:  569504 , difficulty:  1581151 , date:  "2015-07-20 15:36:52" },
  { height:  569505 , difficulty:  1572181 , date:  "2015-07-20 15:37:48" },
  { height:  569506 , difficulty:  1567710 , date:  "2015-07-20 15:38:25" },
  { height:  569507 , difficulty:  1570861 , date:  "2015-07-20 15:40:51" },
  { height:  569508 , difficulty:  1570773 , date:  "2015-07-20 15:42:30" },
  { height:  569509 , difficulty:  1571049 , date:  "2015-07-20 15:42:33" },
  { height:  569510 , difficulty:  1570730 , date:  "2015-07-20 15:43:05" },
  { height:  569511 , difficulty:  1565192 , date:  "2015-07-20 15:44:06" },
  { height:  569512 , difficulty:  1565558 , date:  "2015-07-20 15:45:00" },
  { height:  569513 , difficulty:  1569814 , date:  "2015-07-20 15:45:24" },
  { height:  569514 , difficulty:  1570210 , date:  "2015-07-20 15:45:31" },
  { height:  569515 , difficulty:  1568129 , date:  "2015-07-20 15:45:59" },
  { height:  569516 , difficulty:  1576514 , date:  "2015-07-20 15:46:41" },
  { height:  569517 , difficulty:  1579460 , date:  "2015-07-20 15:46:42" },
  { height:  569518 , difficulty:  1584761 , date:  "2015-07-20 15:47:26" },
  { height:  569519 , difficulty:  1587256 , date:  "2015-07-20 15:47:59" },
  { height:  569520 , difficulty:  1568734 , date:  "2015-07-20 15:48:48" },
  { height:  569521 , difficulty:  1568821 , date:  "2015-07-20 15:49:02" },
  { height:  569522 , difficulty:  1571405 , date:  "2015-07-20 15:49:25" },
  { height:  569523 , difficulty:  1573164 , date:  "2015-07-20 15:49:31" },
  { height:  569524 , difficulty:  1576100 , date:  "2015-07-20 15:49:54" },
  { height:  569525 , difficulty:  1575491 , date:  "2015-07-20 15:50:36" },
  { height:  569526 , difficulty:  1582226 , date:  "2015-07-20 15:50:40" },
  { height:  569527 , difficulty:  1583414 , date:  "2015-07-20 15:54:02" },
  { height:  569528 , difficulty:  1582262 , date:  "2015-07-20 15:54:08" },
  { height:  569529 , difficulty:  1585292 , date:  "2015-07-20 15:56:24" },
  { height:  569530 , difficulty:  1585138 , date:  "2015-07-20 15:56:28" },
  { height:  569531 , difficulty:  1582049 , date:  "2015-07-20 15:56:31" },
  { height:  569532 , difficulty:  1580066 , date:  "2015-07-20 15:56:54" },
  { height:  569533 , difficulty:  1578704 , date:  "2015-07-20 15:57:30" },
  { height:  569534 , difficulty:  1577749 , date:  "2015-07-20 15:57:39" },
  { height:  569535 , difficulty:  1579238 , date:  "2015-07-20 15:58:08" },
  { height:  569536 , difficulty:  1578806 , date:  "2015-07-20 16:00:26" },
  { height:  569537 , difficulty:  1578121 , date:  "2015-07-20 16:01:14" },
  { height:  569538 , difficulty:  1575851 , date:  "2015-07-20 16:01:56" },
  { height:  569539 , difficulty:  1576059 , date:  "2015-07-20 16:02:13" },
  { height:  569540 , difficulty:  1575165 , date:  "2015-07-20 16:02:52" },
  { height:  569541 , difficulty:  1586088 , date:  "2015-07-20 16:02:58" },
  { height:  569542 , difficulty:  1584717 , date:  "2015-07-20 16:03:16" },
  { height:  569543 , difficulty:  1586910 , date:  "2015-07-20 16:04:37" },
  { height:  569544 , difficulty:  1581179 , date:  "2015-07-20 16:04:39" },
  { height:  569545 , difficulty:  1580179 , date:  "2015-07-20 16:05:38" },
  { height:  569546 , difficulty:  1582144 , date:  "2015-07-20 16:08:11" },
  { height:  569547 , difficulty:  1579585 , date:  "2015-07-20 16:08:21" },
  { height:  569548 , difficulty:  1578246 , date:  "2015-07-20 16:08:32" },
  { height:  569549 , difficulty:  1579669 , date:  "2015-07-20 16:11:12" },
  { height:  569550 , difficulty:  1579368 , date:  "2015-07-20 16:11:14" },
  { height:  569551 , difficulty:  1579931 , date:  "2015-07-20 16:13:11" },
  { height:  569552 , difficulty:  1579422 , date:  "2015-07-20 16:16:22" },
  { height:  569553 , difficulty:  1578684 , date:  "2015-07-20 16:17:46" },
  { height:  569554 , difficulty:  1578724 , date:  "2015-07-20 16:19:00" },
  { height:  569555 , difficulty:  1578590 , date:  "2015-07-20 16:19:04" },
  { height:  569556 , difficulty:  1578186 , date:  "2015-07-20 16:20:14" },
  { height:  569557 , difficulty:  1584902 , date:  "2015-07-20 16:20:21" },
  { height:  569558 , difficulty:  1585941 , date:  "2015-07-20 16:20:26" },
  { height:  569559 , difficulty:  1584249 , date:  "2015-07-20 16:21:21" },
  { height:  569560 , difficulty:  1588106 , date:  "2015-07-20 16:21:38" },
  { height:  569561 , difficulty:  1584824 , date:  "2015-07-20 16:21:44" },
  { height:  569562 , difficulty:  1577331 , date:  "2015-07-20 16:23:21" },
  { height:  569563 , difficulty:  1581983 , date:  "2015-07-20 16:23:37" },
  { height:  569564 , difficulty:  1576276 , date:  "2015-07-20 16:25:37" },
  { height:  569565 , difficulty:  1576873 , date:  "2015-07-20 16:25:38" },
  { height:  569566 , difficulty:  1582449 , date:  "2015-07-20 16:27:20" },
  { height:  569567 , difficulty:  1582853 , date:  "2015-07-20 16:28:01" },
  { height:  569568 , difficulty:  1582514 , date:  "2015-07-20 16:28:06" },
  { height:  569569 , difficulty:  1581163 , date:  "2015-07-20 16:29:03" },
  { height:  569570 , difficulty:  1579863 , date:  "2015-07-20 16:29:07" },
  { height:  569571 , difficulty:  1585082 , date:  "2015-07-20 16:29:34" },
  { height:  569572 , difficulty:  1584351 , date:  "2015-07-20 16:30:14" },
  { height:  569573 , difficulty:  1582117 , date:  "2015-07-20 16:30:27" },
  { height:  569574 , difficulty:  1579309 , date:  "2015-07-20 16:30:44" },
  { height:  569575 , difficulty:  1577375 , date:  "2015-07-20 16:31:55" },
  { height:  569576 , difficulty:  1577305 , date:  "2015-07-20 16:32:03" },
  { height:  569577 , difficulty:  1575665 , date:  "2015-07-20 16:33:27" },
  { height:  569578 , difficulty:  1585516 , date:  "2015-07-20 16:33:56" },
  { height:  569579 , difficulty:  1589936 , date:  "2015-07-20 16:34:44" },
  { height:  569580 , difficulty:  1590519 , date:  "2015-07-20 16:35:53" },
  { height:  569581 , difficulty:  1588372 , date:  "2015-07-20 16:36:38" },
  { height:  569582 , difficulty:  1591028 , date:  "2015-07-20 16:37:11" },
  { height:  569583 , difficulty:  1586970 , date:  "2015-07-20 16:37:33" },
  { height:  569584 , difficulty:  1582807 , date:  "2015-07-20 16:40:05" },
  { height:  569585 , difficulty:  1583546 , date:  "2015-07-20 16:43:20" },
  { height:  569586 , difficulty:  1585562 , date:  "2015-07-20 16:43:44" },
  { height:  569587 , difficulty:  1582962 , date:  "2015-07-20 16:44:45" },
  { height:  569588 , difficulty:  1581752 , date:  "2015-07-20 16:44:49" },
  { height:  569589 , difficulty:  1583624 , date:  "2015-07-20 16:44:48" },
  { height:  569590 , difficulty:  1584002 , date:  "2015-07-20 16:45:56" },
  { height:  569591 , difficulty:  1583376 , date:  "2015-07-20 16:46:03" },
  { height:  569592 , difficulty:  1592165 , date:  "2015-07-20 16:46:58" },
  { height:  569593 , difficulty:  1603151 , date:  "2015-07-20 16:47:53" },
  { height:  569594 , difficulty:  1605213 , date:  "2015-07-20 16:48:28" },
  { height:  569595 , difficulty:  1603871 , date:  "2015-07-20 16:48:40" },
  { height:  569596 , difficulty:  1602118 , date:  "2015-07-20 16:48:45" },
  { height:  569597 , difficulty:  1606317 , date:  "2015-07-20 16:49:23" },
  { height:  569598 , difficulty:  1606390 , date:  "2015-07-20 16:49:26" },
  { height:  569599 , difficulty:  1606078 , date:  "2015-07-20 16:51:53" },
  { height:  569600 , difficulty:  1608382 , date:  "2015-07-20 16:52:36" },
  { height:  569601 , difficulty:  1612284 , date:  "2015-07-20 16:53:02" },
  { height:  569602 , difficulty:  1612114 , date:  "2015-07-20 16:53:48" },
  { height:  569603 , difficulty:  1604267 , date:  "2015-07-20 16:54:07" },
  { height:  569604 , difficulty:  1605463 , date:  "2015-07-20 16:55:58" },
  { height:  569605 , difficulty:  1600526 , date:  "2015-07-20 16:57:29" },
  { height:  569606 , difficulty:  1600968 , date:  "2015-07-20 16:58:54" },
  { height:  569607 , difficulty:  1604637 , date:  "2015-07-20 16:58:57" },
  { height:  569608 , difficulty:  1605278 , date:  "2015-07-20 16:59:04" },
  { height:  569609 , difficulty:  1605787 , date:  "2015-07-20 16:59:41" },
  { height:  569610 , difficulty:  1605256 , date:  "2015-07-20 17:00:14" },
  { height:  569611 , difficulty:  1609626 , date:  "2015-07-20 17:00:31" },
  { height:  569612 , difficulty:  1606040 , date:  "2015-07-20 17:00:57" },
  { height:  569613 , difficulty:  1604777 , date:  "2015-07-20 17:01:51" },
  { height:  569614 , difficulty:  1602920 , date:  "2015-07-20 17:02:51" },
  { height:  569615 , difficulty:  1606536 , date:  "2015-07-20 17:04:40" },
  { height:  569616 , difficulty:  1604670 , date:  "2015-07-20 17:04:45" },
  { height:  569617 , difficulty:  1608547 , date:  "2015-07-20 17:08:07" },
  { height:  569618 , difficulty:  1608559 , date:  "2015-07-20 17:08:11" },
  { height:  569619 , difficulty:  1605570 , date:  "2015-07-20 17:09:41" },
  { height:  569620 , difficulty:  1609656 , date:  "2015-07-20 17:10:12" },
  { height:  569621 , difficulty:  1607076 , date:  "2015-07-20 17:11:09" },
  { height:  569622 , difficulty:  1601011 , date:  "2015-07-20 17:11:19" },
  { height:  569623 , difficulty:  1606103 , date:  "2015-07-20 17:11:25" },
  { height:  569624 , difficulty:  1606490 , date:  "2015-07-20 17:14:18" },
  { height:  569625 , difficulty:  1601556 , date:  "2015-07-20 17:14:39" },
  { height:  569626 , difficulty:  1604831 , date:  "2015-07-20 17:14:53" },
  { height:  569627 , difficulty:  1599684 , date:  "2015-07-20 17:16:14" },
  { height:  569628 , difficulty:  1596558 , date:  "2015-07-20 17:17:16" },
  { height:  569629 , difficulty:  1596151 , date:  "2015-07-20 17:17:29" },
  { height:  569630 , difficulty:  1600372 , date:  "2015-07-20 17:18:42" },
  { height:  569631 , difficulty:  1605518 , date:  "2015-07-20 17:20:35" },
  { height:  569632 , difficulty:  1603256 , date:  "2015-07-20 17:21:55" },
  { height:  569633 , difficulty:  1603248 , date:  "2015-07-20 17:21:58" },
  { height:  569634 , difficulty:  1614713 , date:  "2015-07-20 17:22:03" },
  { height:  569635 , difficulty:  1612233 , date:  "2015-07-20 17:22:15" },
  { height:  569636 , difficulty:  1623798 , date:  "2015-07-20 17:22:26" },
  { height:  569637 , difficulty:  1624986 , date:  "2015-07-20 17:22:40" },
  { height:  569638 , difficulty:  1621857 , date:  "2015-07-20 17:23:31" },
  { height:  569639 , difficulty:  1630186 , date:  "2015-07-20 17:24:20" },
  { height:  569640 , difficulty:  1625363 , date:  "2015-07-20 17:26:27" },
  { height:  569641 , difficulty:  1626718 , date:  "2015-07-20 17:27:05" },
  { height:  569642 , difficulty:  1622766 , date:  "2015-07-20 17:28:25" },
  { height:  569643 , difficulty:  1620844 , date:  "2015-07-20 17:28:41" },
  { height:  569644 , difficulty:  1620982 , date:  "2015-07-20 17:29:03" },
  { height:  569645 , difficulty:  1620848 , date:  "2015-07-20 17:29:05" },
  { height:  569646 , difficulty:  1624184 , date:  "2015-07-20 17:30:38" },
  { height:  569647 , difficulty:  1631717 , date:  "2015-07-20 17:30:41" },
  { height:  569648 , difficulty:  1631193 , date:  "2015-07-20 17:31:02" },
  { height:  569649 , difficulty:  1634799 , date:  "2015-07-20 17:34:09" },
  { height:  569650 , difficulty:  1636937 , date:  "2015-07-20 17:36:50" },
  { height:  569651 , difficulty:  1633801 , date:  "2015-07-20 17:37:43" },
  { height:  569652 , difficulty:  1640796 , date:  "2015-07-20 17:39:26" },
  { height:  569653 , difficulty:  1637712 , date:  "2015-07-20 17:39:28" },
  { height:  569654 , difficulty:  1642418 , date:  "2015-07-20 17:39:38" },
  { height:  569655 , difficulty:  1649708 , date:  "2015-07-20 17:42:06" },
  { height:  569656 , difficulty:  1649208 , date:  "2015-07-20 17:42:12" },
  { height:  569657 , difficulty:  1647067 , date:  "2015-07-20 17:44:13" },
  { height:  569658 , difficulty:  1647681 , date:  "2015-07-20 17:44:35" },
  { height:  569659 , difficulty:  1647564 , date:  "2015-07-20 17:46:10" },
  { height:  569660 , difficulty:  1642193 , date:  "2015-07-20 17:46:20" },
  { height:  569661 , difficulty:  1634175 , date:  "2015-07-20 17:48:11" },
  { height:  569662 , difficulty:  1633073 , date:  "2015-07-20 17:48:22" },
  { height:  569663 , difficulty:  1630719 , date:  "2015-07-20 17:48:50" },
  { height:  569664 , difficulty:  1635317 , date:  "2015-07-20 17:49:06" },
  { height:  569665 , difficulty:  1637653 , date:  "2015-07-20 17:51:43" },
  { height:  569666 , difficulty:  1638828 , date:  "2015-07-20 17:52:05" },
  { height:  569667 , difficulty:  1645059 , date:  "2015-07-20 17:53:15" },
  { height:  569668 , difficulty:  1643601 , date:  "2015-07-20 17:54:40" },
  { height:  569669 , difficulty:  1649251 , date:  "2015-07-20 17:58:38" },
  { height:  569670 , difficulty:  1649194 , date:  "2015-07-20 17:59:40" },
  { height:  569671 , difficulty:  1659441 , date:  "2015-07-20 17:59:43" },
  { height:  569672 , difficulty:  1660251 , date:  "2015-07-20 17:59:53" },
  { height:  569673 , difficulty:  1660106 , date:  "2015-07-20 18:03:41" },
  { height:  569674 , difficulty:  1660837 , date:  "2015-07-20 18:04:43" },
  { height:  569675 , difficulty:  1657640 , date:  "2015-07-20 18:04:50" },
  { height:  569676 , difficulty:  1657405 , date:  "2015-07-20 18:06:20" },
  { height:  569677 , difficulty:  1656405 , date:  "2015-07-20 18:07:27" },
  { height:  569678 , difficulty:  1654759 , date:  "2015-07-20 18:07:29" },
  { height:  569679 , difficulty:  1655305 , date:  "2015-07-20 18:07:59" },
  { height:  569680 , difficulty:  1656270 , date:  "2015-07-20 18:08:20" },
  { height:  569681 , difficulty:  1652034 , date:  "2015-07-20 18:09:24" },
  { height:  569682 , difficulty:  1658311 , date:  "2015-07-20 18:15:14" },
  { height:  569683 , difficulty:  1661404 , date:  "2015-07-20 18:15:14" },
  { height:  569684 , difficulty:  1661267 , date:  "2015-07-20 18:16:59" },
  { height:  569685 , difficulty:  1660116 , date:  "2015-07-20 18:17:28" },
  { height:  569686 , difficulty:  1662288 , date:  "2015-07-20 18:19:53" },
  { height:  569687 , difficulty:  1662713 , date:  "2015-07-20 18:20:40" },
  { height:  569688 , difficulty:  1665227 , date:  "2015-07-20 18:21:38" },
  { height:  569689 , difficulty:  1663509 , date:  "2015-07-20 18:21:54" },
  { height:  569690 , difficulty:  1666847 , date:  "2015-07-20 18:22:27" },
  { height:  569691 , difficulty:  1668520 , date:  "2015-07-20 18:23:19" },
  { height:  569692 , difficulty:  1669527 , date:  "2015-07-20 18:24:04" },
  { height:  569693 , difficulty:  1670543 , date:  "2015-07-20 18:24:08" },
  { height:  569694 , difficulty:  1671984 , date:  "2015-07-20 18:25:11" },
  { height:  569695 , difficulty:  1668544 , date:  "2015-07-20 18:25:39" },
  { height:  569696 , difficulty:  1673019 , date:  "2015-07-20 18:29:05" },
  { height:  569697 , difficulty:  1675343 , date:  "2015-07-20 18:29:26" },
  { height:  569698 , difficulty:  1675156 , date:  "2015-07-20 18:33:10" },
  { height:  569699 , difficulty:  1677629 , date:  "2015-07-20 18:33:14" },
  { height:  569700 , difficulty:  1672792 , date:  "2015-07-20 18:33:51" },
  { height:  569701 , difficulty:  1673698 , date:  "2015-07-20 18:33:55" },
  { height:  569702 , difficulty:  1678587 , date:  "2015-07-20 18:33:58" },
  { height:  569703 , difficulty:  1676848 , date:  "2015-07-20 18:34:35" },
  { height:  569704 , difficulty:  1674125 , date:  "2015-07-20 18:36:03" },
  { height:  569705 , difficulty:  1674137 , date:  "2015-07-20 18:37:27" },
  { height:  569706 , difficulty:  1671536 , date:  "2015-07-20 18:38:11" },
  { height:  569707 , difficulty:  1666295 , date:  "2015-07-20 18:38:18" },
  { height:  569708 , difficulty:  1669303 , date:  "2015-07-20 18:39:11" },
  { height:  569709 , difficulty:  1672785 , date:  "2015-07-20 18:39:17" },
  { height:  569710 , difficulty:  1672599 , date:  "2015-07-20 18:39:52" },
  { height:  569711 , difficulty:  1677552 , date:  "2015-07-20 18:42:05" },
  { height:  569712 , difficulty:  1687162 , date:  "2015-07-20 18:42:12" },
  { height:  569713 , difficulty:  1693302 , date:  "2015-07-20 18:42:38" },
  { height:  569714 , difficulty:  1690970 , date:  "2015-07-20 18:45:13" },
  { height:  569715 , difficulty:  1689682 , date:  "2015-07-20 18:46:44" },
  { height:  569716 , difficulty:  1683505 , date:  "2015-07-20 18:46:58" },
  { height:  569717 , difficulty:  1682698 , date:  "2015-07-20 18:47:37" },
  { height:  569718 , difficulty:  1678891 , date:  "2015-07-20 18:47:43" },
  { height:  569719 , difficulty:  1679387 , date:  "2015-07-20 18:51:41" },
  { height:  569720 , difficulty:  1686943 , date:  "2015-07-20 18:52:14" },
  { height:  569721 , difficulty:  1690372 , date:  "2015-07-20 18:52:28" },
  { height:  569722 , difficulty:  1689442 , date:  "2015-07-20 18:53:30" },
  { height:  569723 , difficulty:  1690224 , date:  "2015-07-20 18:53:32" },
  { height:  569724 , difficulty:  1690085 , date:  "2015-07-20 18:54:19" },
  { height:  569725 , difficulty:  1682675 , date:  "2015-07-20 18:56:30" },
  { height:  569726 , difficulty:  1677370 , date:  "2015-07-20 18:56:42" },
  { height:  569727 , difficulty:  1678286 , date:  "2015-07-20 18:56:45" },
  { height:  569728 , difficulty:  1675756 , date:  "2015-07-20 18:58:35" },
  { height:  569729 , difficulty:  1681193 , date:  "2015-07-20 19:00:53" },
  { height:  569730 , difficulty:  1680714 , date:  "2015-07-20 19:01:18" },
  { height:  569731 , difficulty:  1675519 , date:  "2015-07-20 19:03:54" },
  { height:  569732 , difficulty:  1675215 , date:  "2015-07-20 19:04:51" },
  { height:  569733 , difficulty:  1669533 , date:  "2015-07-20 19:06:02" },
  { height:  569734 , difficulty:  1669596 , date:  "2015-07-20 19:08:21" },
  { height:  569735 , difficulty:  1666096 , date:  "2015-07-20 19:08:32" },
  { height:  569736 , difficulty:  1666386 , date:  "2015-07-20 19:09:32" },
  { height:  569737 , difficulty:  1673480 , date:  "2015-07-20 19:10:05" },
  { height:  569738 , difficulty:  1672954 , date:  "2015-07-20 19:10:19" },
  { height:  569739 , difficulty:  1678100 , date:  "2015-07-20 19:11:18" },
  { height:  569740 , difficulty:  1687406 , date:  "2015-07-20 19:11:36" },
  { height:  569741 , difficulty:  1679950 , date:  "2015-07-20 19:11:45" },
  { height:  569742 , difficulty:  1679151 , date:  "2015-07-20 19:12:39" },
  { height:  569743 , difficulty:  1675861 , date:  "2015-07-20 19:12:47" },
  { height:  569744 , difficulty:  1672341 , date:  "2015-07-20 19:13:00" },
  { height:  569745 , difficulty:  1665063 , date:  "2015-07-20 19:13:31" },
  { height:  569746 , difficulty:  1662670 , date:  "2015-07-20 19:14:18" },
  { height:  569747 , difficulty:  1666714 , date:  "2015-07-20 19:16:44" },
  { height:  569748 , difficulty:  1667818 , date:  "2015-07-20 19:17:56" },
  { height:  569749 , difficulty:  1670614 , date:  "2015-07-20 19:20:00" },
  { height:  569750 , difficulty:  1667765 , date:  "2015-07-20 19:20:11" },
  { height:  569751 , difficulty:  1672263 , date:  "2015-07-20 19:20:26" },
  { height:  569752 , difficulty:  1670268 , date:  "2015-07-20 19:22:37" },
  { height:  569753 , difficulty:  1667289 , date:  "2015-07-20 19:23:12" },
  { height:  569754 , difficulty:  1668907 , date:  "2015-07-20 19:24:26" },
  { height:  569755 , difficulty:  1669917 , date:  "2015-07-20 19:24:57" },
  { height:  569756 , difficulty:  1673454 , date:  "2015-07-20 19:25:10" },
  { height:  569757 , difficulty:  1676382 , date:  "2015-07-20 19:25:13" },
  { height:  569758 , difficulty:  1661599 , date:  "2015-07-20 19:25:26" },
  { height:  569759 , difficulty:  1663446 , date:  "2015-07-20 19:27:15" },
  { height:  569760 , difficulty:  1663285 , date:  "2015-07-20 19:27:54" },
  { height:  569761 , difficulty:  1662129 , date:  "2015-07-20 19:28:52" },
  { height:  569762 , difficulty:  1658196 , date:  "2015-07-20 19:29:20" },
  { height:  569763 , difficulty:  1657689 , date:  "2015-07-20 19:30:51" },
  { height:  569764 , difficulty:  1656539 , date:  "2015-07-20 19:32:26" },
  { height:  569765 , difficulty:  1656406 , date:  "2015-07-20 19:32:28" },
  { height:  569766 , difficulty:  1656707 , date:  "2015-07-20 19:32:49" },
  { height:  569767 , difficulty:  1655166 , date:  "2015-07-20 19:33:02" },
  { height:  569768 , difficulty:  1655094 , date:  "2015-07-20 19:34:09" },
  { height:  569769 , difficulty:  1655776 , date:  "2015-07-20 19:35:14" },
  { height:  569770 , difficulty:  1654237 , date:  "2015-07-20 19:35:50" },
  { height:  569771 , difficulty:  1654258 , date:  "2015-07-20 19:35:52" },
  { height:  569772 , difficulty:  1647442 , date:  "2015-07-20 19:36:56" },
  { height:  569773 , difficulty:  1646714 , date:  "2015-07-20 19:37:06" },
  { height:  569774 , difficulty:  1654305 , date:  "2015-07-20 19:37:08" },
  { height:  569775 , difficulty:  1654726 , date:  "2015-07-20 19:37:30" },
  { height:  569776 , difficulty:  1656533 , date:  "2015-07-20 19:38:25" },
  { height:  569777 , difficulty:  1656438 , date:  "2015-07-20 19:39:56" },
  { height:  569778 , difficulty:  1656360 , date:  "2015-07-20 19:41:33" },
  { height:  569779 , difficulty:  1655079 , date:  "2015-07-20 19:41:52" },
  { height:  569780 , difficulty:  1651613 , date:  "2015-07-20 19:42:46" },
  { height:  569781 , difficulty:  1648755 , date:  "2015-07-20 19:42:50" },
  { height:  569782 , difficulty:  1647916 , date:  "2015-07-20 19:43:47" },
  { height:  569783 , difficulty:  1649532 , date:  "2015-07-20 19:46:28" },
  { height:  569784 , difficulty:  1648216 , date:  "2015-07-20 19:46:30" },
  { height:  569785 , difficulty:  1648149 , date:  "2015-07-20 19:50:15" },
  { height:  569786 , difficulty:  1653097 , date:  "2015-07-20 19:50:18" },
  { height:  569787 , difficulty:  1647104 , date:  "2015-07-20 19:51:49" },
  { height:  569788 , difficulty:  1648034 , date:  "2015-07-20 19:52:26" },
  { height:  569789 , difficulty:  1650360 , date:  "2015-07-20 19:55:06" },
  { height:  569790 , difficulty:  1644606 , date:  "2015-07-20 19:55:13" },
  { height:  569791 , difficulty:  1641116 , date:  "2015-07-20 19:58:21" },
  { height:  569792 , difficulty:  1641308 , date:  "2015-07-20 19:59:33" },
  { height:  569793 , difficulty:  1640134 , date:  "2015-07-20 20:00:15" },
  { height:  569794 , difficulty:  1646197 , date:  "2015-07-20 20:02:45" },
  { height:  569795 , difficulty:  1635504 , date:  "2015-07-20 20:02:51" },
  { height:  569796 , difficulty:  1635977 , date:  "2015-07-20 20:04:02" },
  { height:  569797 , difficulty:  1639587 , date:  "2015-07-20 20:04:14" },
  { height:  569798 , difficulty:  1637351 , date:  "2015-07-20 20:04:40" },
  { height:  569799 , difficulty:  1648140 , date:  "2015-07-20 20:06:18" },
  { height:  569800 , difficulty:  1647849 , date:  "2015-07-20 20:07:13" },
  { height:  569801 , difficulty:  1643148 , date:  "2015-07-20 20:07:35" },
  { height:  569802 , difficulty:  1646809 , date:  "2015-07-20 20:07:37" },
  { height:  569803 , difficulty:  1653886 , date:  "2015-07-20 20:08:01" },
  { height:  569804 , difficulty:  1648899 , date:  "2015-07-20 20:10:15" },
  { height:  569805 , difficulty:  1647254 , date:  "2015-07-20 20:10:18" },
  { height:  569806 , difficulty:  1647381 , date:  "2015-07-20 20:11:58" },
  { height:  569807 , difficulty:  1641282 , date:  "2015-07-20 20:12:14" },
  { height:  569808 , difficulty:  1641569 , date:  "2015-07-20 20:13:36" },
  { height:  569809 , difficulty:  1638748 , date:  "2015-07-20 20:18:41" },
  { height:  569810 , difficulty:  1634581 , date:  "2015-07-20 20:18:46" },
  { height:  569811 , difficulty:  1636381 , date:  "2015-07-20 20:19:12" },
  { height:  569812 , difficulty:  1635056 , date:  "2015-07-20 20:20:05" },
  { height:  569813 , difficulty:  1634845 , date:  "2015-07-20 20:20:16" },
  { height:  569814 , difficulty:  1634174 , date:  "2015-07-20 20:22:23" },
  { height:  569815 , difficulty:  1638498 , date:  "2015-07-20 20:24:56" },
  { height:  569816 , difficulty:  1639282 , date:  "2015-07-20 20:25:29" },
  { height:  569817 , difficulty:  1640728 , date:  "2015-07-20 20:26:25" },
  { height:  569818 , difficulty:  1638438 , date:  "2015-07-20 20:26:50" },
  { height:  569819 , difficulty:  1638597 , date:  "2015-07-20 20:28:14" },
  { height:  569820 , difficulty:  1641520 , date:  "2015-07-20 20:28:53" },
  { height:  569821 , difficulty:  1642435 , date:  "2015-07-20 20:29:28" },
  { height:  569822 , difficulty:  1640338 , date:  "2015-07-20 20:30:41" },
  { height:  569823 , difficulty:  1652656 , date:  "2015-07-20 20:31:19" },
  { height:  569824 , difficulty:  1649328 , date:  "2015-07-20 20:33:03" },
  { height:  569825 , difficulty:  1648472 , date:  "2015-07-20 20:33:21" },
  { height:  569826 , difficulty:  1648117 , date:  "2015-07-20 20:33:31" },
  { height:  569827 , difficulty:  1648781 , date:  "2015-07-20 20:35:33" },
  { height:  569828 , difficulty:  1643112 , date:  "2015-07-20 20:35:51" },
  { height:  569829 , difficulty:  1648113 , date:  "2015-07-20 20:36:28" },
  { height:  569830 , difficulty:  1645145 , date:  "2015-07-20 20:37:37" },
  { height:  569831 , difficulty:  1644016 , date:  "2015-07-20 20:38:13" },
  { height:  569832 , difficulty:  1644379 , date:  "2015-07-20 20:42:13" },
  { height:  569833 , difficulty:  1644299 , date:  "2015-07-20 20:42:59" },
  { height:  569834 , difficulty:  1645703 , date:  "2015-07-20 20:47:14" },
  { height:  569835 , difficulty:  1640805 , date:  "2015-07-20 20:48:52" },
  { height:  569836 , difficulty:  1641574 , date:  "2015-07-20 20:49:50" },
  { height:  569837 , difficulty:  1638970 , date:  "2015-07-20 20:50:41" },
  { height:  569838 , difficulty:  1638504 , date:  "2015-07-20 20:50:45" },
  { height:  569839 , difficulty:  1639187 , date:  "2015-07-20 20:51:22" },
  { height:  569840 , difficulty:  1634919 , date:  "2015-07-20 20:52:00" },
  { height:  569841 , difficulty:  1637318 , date:  "2015-07-20 20:53:16" },
  { height:  569842 , difficulty:  1638045 , date:  "2015-07-20 20:54:43" },
  { height:  569843 , difficulty:  1638401 , date:  "2015-07-20 20:55:21" },
  { height:  569844 , difficulty:  1642770 , date:  "2015-07-20 20:55:52" },
  { height:  569845 , difficulty:  1646151 , date:  "2015-07-20 20:56:22" },
  { height:  569846 , difficulty:  1645500 , date:  "2015-07-20 20:56:45" },
  { height:  569847 , difficulty:  1645951 , date:  "2015-07-20 20:57:22" },
  { height:  569848 , difficulty:  1643460 , date:  "2015-07-20 20:58:09" },
  { height:  569849 , difficulty:  1644905 , date:  "2015-07-20 20:58:18" },
  { height:  569850 , difficulty:  1650629 , date:  "2015-07-20 21:00:24" },
  { height:  569851 , difficulty:  1652494 , date:  "2015-07-20 21:00:32" },
  { height:  569852 , difficulty:  1651858 , date:  "2015-07-20 21:00:37" },
  { height:  569853 , difficulty:  1649515 , date:  "2015-07-20 21:01:48" },
  { height:  569854 , difficulty:  1653773 , date:  "2015-07-20 21:02:10" },
  { height:  569855 , difficulty:  1652939 , date:  "2015-07-20 21:02:27" },
  { height:  569856 , difficulty:  1654073 , date:  "2015-07-20 21:02:45" },
  { height:  569857 , difficulty:  1653814 , date:  "2015-07-20 21:03:10" },
  { height:  569858 , difficulty:  1654526 , date:  "2015-07-20 21:03:19" },
  { height:  569859 , difficulty:  1654312 , date:  "2015-07-20 21:03:26" },
  { height:  569860 , difficulty:  1657817 , date:  "2015-07-20 21:04:25" },
  { height:  569861 , difficulty:  1647413 , date:  "2015-07-20 21:06:48" },
  { height:  569862 , difficulty:  1657218 , date:  "2015-07-20 21:08:01" },
  { height:  569863 , difficulty:  1653614 , date:  "2015-07-20 21:08:17" },
  { height:  569864 , difficulty:  1658799 , date:  "2015-07-20 21:10:06" },
  { height:  569865 , difficulty:  1653383 , date:  "2015-07-20 21:10:29" },
  { height:  569866 , difficulty:  1655305 , date:  "2015-07-20 21:13:07" },
  { height:  569867 , difficulty:  1648786 , date:  "2015-07-20 21:13:32" },
  { height:  569868 , difficulty:  1650458 , date:  "2015-07-20 21:14:45" },
  { height:  569869 , difficulty:  1652817 , date:  "2015-07-20 21:17:10" },
  { height:  569870 , difficulty:  1646968 , date:  "2015-07-20 21:17:15" },
  { height:  569871 , difficulty:  1656881 , date:  "2015-07-20 21:19:03" },
  { height:  569872 , difficulty:  1654879 , date:  "2015-07-20 21:19:25" },
  { height:  569873 , difficulty:  1661191 , date:  "2015-07-20 21:20:13" },
  { height:  569874 , difficulty:  1660121 , date:  "2015-07-20 21:25:04" },
  { height:  569875 , difficulty:  1659791 , date:  "2015-07-20 21:25:05" },
  { height:  569876 , difficulty:  1662879 , date:  "2015-07-20 21:25:13" },
  { height:  569877 , difficulty:  1662020 , date:  "2015-07-20 21:25:15" },
  { height:  569878 , difficulty:  1663148 , date:  "2015-07-20 21:29:01" },
  { height:  569879 , difficulty:  1663310 , date:  "2015-07-20 21:29:30" },
  { height:  569880 , difficulty:  1663275 , date:  "2015-07-20 21:35:02" },
  { height:  569881 , difficulty:  1664038 , date:  "2015-07-20 21:35:37" },
  { height:  569882 , difficulty:  1672326 , date:  "2015-07-20 21:37:01" },
  { height:  569883 , difficulty:  1671521 , date:  "2015-07-20 21:37:07" },
  { height:  569884 , difficulty:  1668809 , date:  "2015-07-20 21:39:54" },
  { height:  569885 , difficulty:  1657090 , date:  "2015-07-20 21:40:43" },
  { height:  569886 , difficulty:  1660764 , date:  "2015-07-20 21:40:51" },
  { height:  569887 , difficulty:  1661918 , date:  "2015-07-20 21:44:18" },
  { height:  569888 , difficulty:  1659363 , date:  "2015-07-20 21:44:23" },
  { height:  569889 , difficulty:  1664366 , date:  "2015-07-20 21:44:32" },
  { height:  569890 , difficulty:  1672529 , date:  "2015-07-20 21:46:21" },
  { height:  569891 , difficulty:  1665367 , date:  "2015-07-20 21:47:12" },
  { height:  569892 , difficulty:  1670183 , date:  "2015-07-20 21:47:46" },
  { height:  569893 , difficulty:  1669938 , date:  "2015-07-20 21:50:29" },
  { height:  569894 , difficulty:  1669392 , date:  "2015-07-20 21:51:09" },
  { height:  569895 , difficulty:  1665441 , date:  "2015-07-20 21:52:46" },
  { height:  569896 , difficulty:  1678687 , date:  "2015-07-20 21:55:34" },
  { height:  569897 , difficulty:  1677039 , date:  "2015-07-20 21:55:50" },
  { height:  569898 , difficulty:  1675711 , date:  "2015-07-20 21:56:40" },
  { height:  569899 , difficulty:  1673964 , date:  "2015-07-20 21:57:15" },
  { height:  569900 , difficulty:  1672683 , date:  "2015-07-20 21:57:50" },
  { height:  569901 , difficulty:  1672173 , date:  "2015-07-20 22:01:18" },
  { height:  569902 , difficulty:  1674639 , date:  "2015-07-20 22:01:22" },
  { height:  569903 , difficulty:  1673910 , date:  "2015-07-20 22:02:32" },
  { height:  569904 , difficulty:  1673648 , date:  "2015-07-20 22:03:28" },
  { height:  569905 , difficulty:  1672072 , date:  "2015-07-20 22:04:22" },
  { height:  569906 , difficulty:  1669303 , date:  "2015-07-20 22:04:26" },
  { height:  569907 , difficulty:  1673811 , date:  "2015-07-20 22:05:03" },
  { height:  569908 , difficulty:  1662748 , date:  "2015-07-20 22:05:49" },
  { height:  569909 , difficulty:  1662959 , date:  "2015-07-20 22:06:08" },
  { height:  569910 , difficulty:  1662982 , date:  "2015-07-20 22:06:44" },
  { height:  569911 , difficulty:  1658297 , date:  "2015-07-20 22:06:47" },
  { height:  569912 , difficulty:  1655929 , date:  "2015-07-20 22:08:13" },
  { height:  569913 , difficulty:  1654354 , date:  "2015-07-20 22:09:29" },
  { height:  569914 , difficulty:  1654125 , date:  "2015-07-20 22:09:34" },
  { height:  569915 , difficulty:  1657034 , date:  "2015-07-20 22:11:32" },
  { height:  569916 , difficulty:  1655307 , date:  "2015-07-20 22:11:52" },
  { height:  569917 , difficulty:  1659945 , date:  "2015-07-20 22:12:37" },
  { height:  569918 , difficulty:  1657640 , date:  "2015-07-20 22:13:10" },
  { height:  569919 , difficulty:  1657308 , date:  "2015-07-20 22:14:15" },
  { height:  569920 , difficulty:  1659810 , date:  "2015-07-20 22:14:32" },
  { height:  569921 , difficulty:  1659555 , date:  "2015-07-20 22:15:47" },
  { height:  569922 , difficulty:  1659951 , date:  "2015-07-20 22:15:59" },
  { height:  569923 , difficulty:  1658329 , date:  "2015-07-20 22:18:45" },
  { height:  569924 , difficulty:  1663808 , date:  "2015-07-20 22:18:51" },
  { height:  569925 , difficulty:  1668994 , date:  "2015-07-20 22:21:57" },
  { height:  569926 , difficulty:  1664480 , date:  "2015-07-20 22:22:44" },
  { height:  569927 , difficulty:  1667463 , date:  "2015-07-20 22:23:57" },
  { height:  569928 , difficulty:  1667412 , date:  "2015-07-20 22:24:02" },
  { height:  569929 , difficulty:  1665037 , date:  "2015-07-20 22:25:27" },
  { height:  569930 , difficulty:  1666093 , date:  "2015-07-20 22:25:33" },
  { height:  569931 , difficulty:  1667434 , date:  "2015-07-20 22:28:08" },
  { height:  569932 , difficulty:  1676620 , date:  "2015-07-20 22:28:45" },
  { height:  569933 , difficulty:  1679766 , date:  "2015-07-20 22:29:49" },
  { height:  569934 , difficulty:  1686760 , date:  "2015-07-20 22:32:27" },
  { height:  569935 , difficulty:  1690598 , date:  "2015-07-20 22:32:32" },
  { height:  569936 , difficulty:  1694955 , date:  "2015-07-20 22:33:47" },
  { height:  569937 , difficulty:  1689020 , date:  "2015-07-20 22:34:09" },
  { height:  569938 , difficulty:  1686016 , date:  "2015-07-20 22:34:39" },
  { height:  569939 , difficulty:  1685532 , date:  "2015-07-20 22:37:34" },
  { height:  569940 , difficulty:  1685065 , date:  "2015-07-20 22:38:38" },
  { height:  569941 , difficulty:  1685123 , date:  "2015-07-20 22:39:44" },
  { height:  569942 , difficulty:  1678132 , date:  "2015-07-20 22:41:46" },
  { height:  569943 , difficulty:  1678522 , date:  "2015-07-20 22:42:16" },
  { height:  569944 , difficulty:  1676562 , date:  "2015-07-20 22:42:21" },
  { height:  569945 , difficulty:  1673012 , date:  "2015-07-20 22:43:51" },
  { height:  569946 , difficulty:  1678370 , date:  "2015-07-20 22:43:55" },
  { height:  569947 , difficulty:  1675312 , date:  "2015-07-20 22:44:18" },
  { height:  569948 , difficulty:  1678112 , date:  "2015-07-20 22:44:22" },
  { height:  569949 , difficulty:  1678866 , date:  "2015-07-20 22:44:31" },
  { height:  569950 , difficulty:  1665132 , date:  "2015-07-20 22:47:59" },
  { height:  569951 , difficulty:  1665732 , date:  "2015-07-20 22:48:04" },
  { height:  569952 , difficulty:  1666292 , date:  "2015-07-20 22:48:11" },
  { height:  569953 , difficulty:  1666939 , date:  "2015-07-20 22:51:19" },
  { height:  569954 , difficulty:  1657665 , date:  "2015-07-20 22:51:55" },
  { height:  569955 , difficulty:  1656370 , date:  "2015-07-20 22:51:57" },
  { height:  569956 , difficulty:  1642768 , date:  "2015-07-20 22:54:39" },
  { height:  569957 , difficulty:  1643813 , date:  "2015-07-20 22:55:01" },
  { height:  569958 , difficulty:  1640917 , date:  "2015-07-20 22:55:39" },
  { height:  569959 , difficulty:  1649483 , date:  "2015-07-20 22:56:46" },
  { height:  569960 , difficulty:  1643458 , date:  "2015-07-20 22:56:58" },
  { height:  569961 , difficulty:  1641314 , date:  "2015-07-20 22:57:06" },
  { height:  569962 , difficulty:  1650237 , date:  "2015-07-20 22:58:29" },
  { height:  569963 , difficulty:  1641426 , date:  "2015-07-20 22:58:30" },
  { height:  569964 , difficulty:  1644254 , date:  "2015-07-20 22:58:48" },
  { height:  569965 , difficulty:  1646135 , date:  "2015-07-20 22:59:20" },
  { height:  569966 , difficulty:  1642778 , date:  "2015-07-20 23:00:39" },
  { height:  569967 , difficulty:  1640755 , date:  "2015-07-20 23:01:13" },
  { height:  569968 , difficulty:  1651856 , date:  "2015-07-20 23:01:50" },
  { height:  569969 , difficulty:  1644678 , date:  "2015-07-20 23:01:55" },
  { height:  569970 , difficulty:  1644192 , date:  "2015-07-20 23:02:07" },
  { height:  569971 , difficulty:  1644160 , date:  "2015-07-20 23:02:16" },
  { height:  569972 , difficulty:  1636622 , date:  "2015-07-20 23:04:22" },
  { height:  569973 , difficulty:  1637312 , date:  "2015-07-20 23:05:22" },
  { height:  569974 , difficulty:  1650207 , date:  "2015-07-20 23:06:39" },
  { height:  569975 , difficulty:  1657879 , date:  "2015-07-20 23:09:10" },
  { height:  569976 , difficulty:  1665672 , date:  "2015-07-20 23:10:07" },
  { height:  569977 , difficulty:  1655999 , date:  "2015-07-20 23:11:16" },
  { height:  569978 , difficulty:  1660977 , date:  "2015-07-20 23:16:46" },
  { height:  569979 , difficulty:  1665849 , date:  "2015-07-20 23:16:54" },
  { height:  569980 , difficulty:  1663329 , date:  "2015-07-20 23:16:59" },
  { height:  569981 , difficulty:  1666298 , date:  "2015-07-20 23:17:34" },
  { height:  569982 , difficulty:  1669219 , date:  "2015-07-20 23:18:06" },
  { height:  569983 , difficulty:  1667494 , date:  "2015-07-20 23:18:55" },
  { height:  569984 , difficulty:  1666368 , date:  "2015-07-20 23:18:58" },
  { height:  569985 , difficulty:  1669354 , date:  "2015-07-20 23:19:02" },
  { height:  569986 , difficulty:  1670264 , date:  "2015-07-20 23:19:18" },
  { height:  569987 , difficulty:  1678795 , date:  "2015-07-20 23:19:26" },
  { height:  569988 , difficulty:  1676269 , date:  "2015-07-20 23:20:48" },
  { height:  569989 , difficulty:  1676004 , date:  "2015-07-20 23:20:51" },
  { height:  569990 , difficulty:  1683944 , date:  "2015-07-20 23:21:29" },
  { height:  569991 , difficulty:  1678273 , date:  "2015-07-20 23:21:33" },
  { height:  569992 , difficulty:  1677673 , date:  "2015-07-20 23:23:01" },
  { height:  569993 , difficulty:  1676901 , date:  "2015-07-20 23:23:07" },
  { height:  569994 , difficulty:  1675976 , date:  "2015-07-20 23:23:28" },
  { height:  569995 , difficulty:  1676348 , date:  "2015-07-20 23:26:17" },
  { height:  569996 , difficulty:  1682273 , date:  "2015-07-20 23:26:34" },
  { height:  569997 , difficulty:  1682408 , date:  "2015-07-20 23:28:20" },
  { height:  569998 , difficulty:  1684388 , date:  "2015-07-20 23:29:42" },
  { height:  569999 , difficulty:  1677847 , date:  "2015-07-20 23:30:16" },
  { height:  570000 , difficulty:  1679779 , date:  "2015-07-20 23:30:50" },
  { height:  570001 , difficulty:  1671438 , date:  "2015-07-20 23:32:15" },
  { height:  570002 , difficulty:  1679183 , date:  "2015-07-20 23:32:21" },
  { height:  570003 , difficulty:  1677032 , date:  "2015-07-20 23:35:00" },
  { height:  570004 , difficulty:  1676804 , date:  "2015-07-20 23:35:14" },
  { height:  570005 , difficulty:  1681058 , date:  "2015-07-20 23:35:22" },
  { height:  570006 , difficulty:  1700393 , date:  "2015-07-20 23:35:32" },
  { height:  570007 , difficulty:  1694047 , date:  "2015-07-20 23:35:42" },
  { height:  570008 , difficulty:  1703671 , date:  "2015-07-20 23:36:07" },
  { height:  570009 , difficulty:  1700797 , date:  "2015-07-20 23:37:29" },
  { height:  570010 , difficulty:  1693184 , date:  "2015-07-20 23:38:12" },
  { height:  570011 , difficulty:  1693272 , date:  "2015-07-20 23:38:22" },
  { height:  570012 , difficulty:  1689948 , date:  "2015-07-20 23:38:42" },
  { height:  570013 , difficulty:  1690082 , date:  "2015-07-20 23:38:49" },
  { height:  570014 , difficulty:  1689621 , date:  "2015-07-20 23:40:29" },
  { height:  570015 , difficulty:  1688669 , date:  "2015-07-20 23:40:59" },
  { height:  570016 , difficulty:  1686457 , date:  "2015-07-20 23:41:14" },
  { height:  570017 , difficulty:  1684395 , date:  "2015-07-20 23:41:19" },
  { height:  570018 , difficulty:  1681401 , date:  "2015-07-20 23:44:25" },
  { height:  570019 , difficulty:  1684662 , date:  "2015-07-20 23:44:53" },
  { height:  570020 , difficulty:  1691257 , date:  "2015-07-20 23:45:18" },
  { height:  570021 , difficulty:  1689799 , date:  "2015-07-20 23:46:19" },
  { height:  570022 , difficulty:  1692844 , date:  "2015-07-20 23:46:23" },
  { height:  570023 , difficulty:  1693539 , date:  "2015-07-20 23:50:15" },
  { height:  570024 , difficulty:  1694882 , date:  "2015-07-20 23:50:21" },
  { height:  570025 , difficulty:  1702707 , date:  "2015-07-20 23:50:38" },
  { height:  570026 , difficulty:  1692740 , date:  "2015-07-20 23:51:12" },
  { height:  570027 , difficulty:  1692829 , date:  "2015-07-20 23:51:44" },
  { height:  570028 , difficulty:  1692578 , date:  "2015-07-20 23:53:43" },
  { height:  570029 , difficulty:  1684716 , date:  "2015-07-20 23:53:56" },
  { height:  570030 , difficulty:  1688151 , date:  "2015-07-20 23:54:09" },
  { height:  570031 , difficulty:  1690127 , date:  "2015-07-20 23:56:38" },
  { height:  570032 , difficulty:  1682199 , date:  "2015-07-20 23:56:50" },
  { height:  570033 , difficulty:  1682200 , date:  "2015-07-20 23:57:51" },
  { height:  570034 , difficulty:  1682965 , date:  "2015-07-20 23:58:09" },
  { height:  570035 , difficulty:  1681287 , date:  "2015-07-20 23:58:39" },
  { height:  570036 , difficulty:  1685223 , date:  "2015-07-20 23:58:56" },
  { height:  570037 , difficulty:  1686490 , date:  "2015-07-20 23:59:13" },
  { height:  570038 , difficulty:  1694349 , date:  "2015-07-20 23:59:19" },
  { height:  570039 , difficulty:  1695984 , date:  "2015-07-20 23:59:27" },
  { height:  570040 , difficulty:  1705311 , date:  "2015-07-20 23:59:53" },
  { height:  570041 , difficulty:  1706185 , date:  "2015-07-21 00:00:01" },
  { height:  570042 , difficulty:  1707454 , date:  "2015-07-21 00:00:35" },
  { height:  570043 , difficulty:  1705921 , date:  "2015-07-21 00:03:09" },
  { height:  570044 , difficulty:  1710620 , date:  "2015-07-21 00:03:11" },
  { height:  570045 , difficulty:  1713316 , date:  "2015-07-21 00:04:38" },
  { height:  570046 , difficulty:  1714858 , date:  "2015-07-21 00:05:13" },
  { height:  570047 , difficulty:  1716206 , date:  "2015-07-21 00:05:20" },
  { height:  570048 , difficulty:  1714263 , date:  "2015-07-21 00:07:42" },
  { height:  570049 , difficulty:  1711524 , date:  "2015-07-21 00:07:49" },
  { height:  570050 , difficulty:  1709386 , date:  "2015-07-21 00:11:30" },
  { height:  570051 , difficulty:  1702406 , date:  "2015-07-21 00:12:55" },
  { height:  570052 , difficulty:  1702126 , date:  "2015-07-21 00:13:42" },
  { height:  570053 , difficulty:  1700975 , date:  "2015-07-21 00:13:46" },
  { height:  570054 , difficulty:  1689031 , date:  "2015-07-21 00:15:44" },
  { height:  570055 , difficulty:  1689496 , date:  "2015-07-21 00:16:01" },
  { height:  570056 , difficulty:  1689761 , date:  "2015-07-21 00:16:25" },
  { height:  570057 , difficulty:  1691800 , date:  "2015-07-21 00:17:10" },
  { height:  570058 , difficulty:  1692471 , date:  "2015-07-21 00:21:42" },
  { height:  570059 , difficulty:  1690886 , date:  "2015-07-21 00:21:58" },
  { height:  570060 , difficulty:  1694789 , date:  "2015-07-21 00:25:03" },
  { height:  570061 , difficulty:  1698030 , date:  "2015-07-21 00:25:32" },
  { height:  570062 , difficulty:  1698418 , date:  "2015-07-21 00:26:55" },
  { height:  570063 , difficulty:  1700504 , date:  "2015-07-21 00:26:57" },
  { height:  570064 , difficulty:  1696908 , date:  "2015-07-21 00:31:33" },
  { height:  570065 , difficulty:  1708071 , date:  "2015-07-21 00:32:18" },
  { height:  570066 , difficulty:  1706509 , date:  "2015-07-21 00:32:21" },
  { height:  570067 , difficulty:  1709825 , date:  "2015-07-21 00:32:32" },
  { height:  570068 , difficulty:  1716822 , date:  "2015-07-21 00:35:13" },
  { height:  570069 , difficulty:  1718403 , date:  "2015-07-21 00:35:46" },
  { height:  570070 , difficulty:  1718719 , date:  "2015-07-21 00:41:19" },
  { height:  570071 , difficulty:  1717979 , date:  "2015-07-21 00:42:02" },
  { height:  570072 , difficulty:  1719178 , date:  "2015-07-21 00:42:26" },
  { height:  570073 , difficulty:  1716742 , date:  "2015-07-21 00:43:27" },
  { height:  570074 , difficulty:  1720371 , date:  "2015-07-21 00:43:52" },
  { height:  570075 , difficulty:  1723040 , date:  "2015-07-21 00:44:15" },
  { height:  570076 , difficulty:  1723790 , date:  "2015-07-21 00:46:13" },
  { height:  570077 , difficulty:  1720616 , date:  "2015-07-21 00:46:57" },
  { height:  570078 , difficulty:  1722232 , date:  "2015-07-21 00:47:30" },
  { height:  570079 , difficulty:  1715661 , date:  "2015-07-21 00:48:05" },
  { height:  570080 , difficulty:  1716104 , date:  "2015-07-21 00:48:49" },
  { height:  570081 , difficulty:  1716364 , date:  "2015-07-21 00:49:53" },
  { height:  570082 , difficulty:  1717745 , date:  "2015-07-21 00:49:57" },
  { height:  570083 , difficulty:  1720222 , date:  "2015-07-21 00:52:01" },
  { height:  570084 , difficulty:  1722840 , date:  "2015-07-21 00:52:09" },
  { height:  570085 , difficulty:  1719221 , date:  "2015-07-21 00:52:14" },
  { height:  570086 , difficulty:  1719533 , date:  "2015-07-21 00:52:28" },
  { height:  570087 , difficulty:  1724498 , date:  "2015-07-21 00:53:35" },
  { height:  570088 , difficulty:  1726222 , date:  "2015-07-21 00:53:44" },
  { height:  570089 , difficulty:  1729020 , date:  "2015-07-21 00:53:59" },
  { height:  570090 , difficulty:  1742694 , date:  "2015-07-21 00:54:26" },
  { height:  570091 , difficulty:  1741606 , date:  "2015-07-21 00:55:27" },
  { height:  570092 , difficulty:  1742326 , date:  "2015-07-21 00:55:31" },
  { height:  570093 , difficulty:  1743251 , date:  "2015-07-21 00:55:55" },
  { height:  570094 , difficulty:  1738792 , date:  "2015-07-21 00:57:09" },
  { height:  570095 , difficulty:  1738476 , date:  "2015-07-21 00:57:14" },
  { height:  570096 , difficulty:  1742050 , date:  "2015-07-21 00:57:53" },
  { height:  570097 , difficulty:  1739993 , date:  "2015-07-21 00:57:57" },
  { height:  570098 , difficulty:  1740316 , date:  "2015-07-21 00:59:27" },
  { height:  570099 , difficulty:  1728738 , date:  "2015-07-21 00:59:36" },
  { height:  570100 , difficulty:  1732327 , date:  "2015-07-21 01:00:05" },
  { height:  570101 , difficulty:  1732001 , date:  "2015-07-21 01:01:59" },
  { height:  570102 , difficulty:  1731753 , date:  "2015-07-21 01:02:36" },
  { height:  570103 , difficulty:  1732066 , date:  "2015-07-21 01:05:33" },
  { height:  570104 , difficulty:  1738070 , date:  "2015-07-21 01:12:31" },
  { height:  570105 , difficulty:  1747528 , date:  "2015-07-21 01:12:33" },
  { height:  570106 , difficulty:  1747413 , date:  "2015-07-21 01:13:01" },
  { height:  570107 , difficulty:  1740106 , date:  "2015-07-21 01:14:11" },
  { height:  570108 , difficulty:  1740240 , date:  "2015-07-21 01:15:14" },
  { height:  570109 , difficulty:  1738104 , date:  "2015-07-21 01:17:07" },
  { height:  570110 , difficulty:  1749469 , date:  "2015-07-21 01:17:29" },
  { height:  570111 , difficulty:  1749129 , date:  "2015-07-21 01:19:19" },
  { height:  570112 , difficulty:  1749582 , date:  "2015-07-21 01:19:57" },
  { height:  570113 , difficulty:  1749674 , date:  "2015-07-21 01:19:59" },
  { height:  570114 , difficulty:  1753294 , date:  "2015-07-21 01:21:09" },
  { height:  570115 , difficulty:  1753262 , date:  "2015-07-21 01:25:14" },
  { height:  570116 , difficulty:  1753881 , date:  "2015-07-21 01:25:16" },
  { height:  570117 , difficulty:  1754658 , date:  "2015-07-21 01:27:26" },
  { height:  570118 , difficulty:  1753711 , date:  "2015-07-21 01:30:14" },
  { height:  570119 , difficulty:  1769801 , date:  "2015-07-21 01:30:54" },
  { height:  570120 , difficulty:  1770179 , date:  "2015-07-21 01:31:28" },
  { height:  570121 , difficulty:  1767213 , date:  "2015-07-21 01:32:00" },
  { height:  570122 , difficulty:  1765735 , date:  "2015-07-21 01:32:44" },
  { height:  570123 , difficulty:  1767604 , date:  "2015-07-21 01:32:48" },
  { height:  570124 , difficulty:  1761478 , date:  "2015-07-21 01:34:04" },
  { height:  570125 , difficulty:  1763385 , date:  "2015-07-21 01:34:25" },
  { height:  570126 , difficulty:  1754231 , date:  "2015-07-21 01:35:46" },
  { height:  570127 , difficulty:  1751860 , date:  "2015-07-21 01:37:40" },
  { height:  570128 , difficulty:  1750591 , date:  "2015-07-21 01:38:09" },
  { height:  570129 , difficulty:  1758137 , date:  "2015-07-21 01:38:27" },
  { height:  570130 , difficulty:  1756147 , date:  "2015-07-21 01:38:47" },
  { height:  570131 , difficulty:  1762229 , date:  "2015-07-21 01:40:19" },
  { height:  570132 , difficulty:  1762742 , date:  "2015-07-21 01:41:23" },
  { height:  570133 , difficulty:  1765112 , date:  "2015-07-21 01:41:47" },
  { height:  570134 , difficulty:  1755016 , date:  "2015-07-21 01:42:55" },
  { height:  570135 , difficulty:  1754698 , date:  "2015-07-21 01:48:49" },
  { height:  570136 , difficulty:  1748356 , date:  "2015-07-21 01:48:54" },
  { height:  570137 , difficulty:  1753674 , date:  "2015-07-21 01:49:11" },
  { height:  570138 , difficulty:  1749835 , date:  "2015-07-21 01:49:45" },
  { height:  570139 , difficulty:  1751310 , date:  "2015-07-21 01:49:48" },
  { height:  570140 , difficulty:  1738973 , date:  "2015-07-21 01:51:00" },
  { height:  570141 , difficulty:  1738607 , date:  "2015-07-21 01:51:03" },
  { height:  570142 , difficulty:  1739406 , date:  "2015-07-21 01:53:07" },
  { height:  570143 , difficulty:  1746139 , date:  "2015-07-21 01:53:10" },
  { height:  570144 , difficulty:  1740797 , date:  "2015-07-21 01:53:58" },
  { height:  570145 , difficulty:  1741069 , date:  "2015-07-21 01:55:55" },
  { height:  570146 , difficulty:  1728388 , date:  "2015-07-21 01:57:31" },
  { height:  570147 , difficulty:  1728413 , date:  "2015-07-21 01:57:34" },
  { height:  570148 , difficulty:  1728138 , date:  "2015-07-21 01:57:44" },
  { height:  570149 , difficulty:  1725540 , date:  "2015-07-21 01:57:55" },
  { height:  570150 , difficulty:  1724921 , date:  "2015-07-21 01:58:19" },
  { height:  570151 , difficulty:  1725522 , date:  "2015-07-21 01:58:38" },
  { height:  570152 , difficulty:  1721188 , date:  "2015-07-21 01:58:51" },
  { height:  570153 , difficulty:  1722680 , date:  "2015-07-21 02:01:41" },
  { height:  570154 , difficulty:  1722620 , date:  "2015-07-21 02:03:12" },
  { height:  570155 , difficulty:  1721939 , date:  "2015-07-21 02:03:38" },
  { height:  570156 , difficulty:  1721762 , date:  "2015-07-21 02:03:52" },
  { height:  570157 , difficulty:  1720179 , date:  "2015-07-21 02:04:19" },
  { height:  570158 , difficulty:  1723310 , date:  "2015-07-21 02:08:31" },
  { height:  570159 , difficulty:  1718434 , date:  "2015-07-21 02:10:40" },
  { height:  570160 , difficulty:  1722779 , date:  "2015-07-21 02:11:51" },
  { height:  570161 , difficulty:  1732843 , date:  "2015-07-21 02:12:25" },
  { height:  570162 , difficulty:  1733326 , date:  "2015-07-21 02:14:55" },
  { height:  570163 , difficulty:  1737229 , date:  "2015-07-21 02:15:13" },
  { height:  570164 , difficulty:  1739509 , date:  "2015-07-21 02:15:44" },
  { height:  570165 , difficulty:  1739085 , date:  "2015-07-21 02:15:47" },
  { height:  570166 , difficulty:  1742652 , date:  "2015-07-21 02:17:04" },
  { height:  570167 , difficulty:  1740175 , date:  "2015-07-21 02:19:15" },
  { height:  570168 , difficulty:  1742447 , date:  "2015-07-21 02:19:18" },
  { height:  570169 , difficulty:  1745752 , date:  "2015-07-21 02:20:38" },
  { height:  570170 , difficulty:  1742330 , date:  "2015-07-21 02:20:59" },
  { height:  570171 , difficulty:  1744549 , date:  "2015-07-21 02:21:24" },
  { height:  570172 , difficulty:  1746050 , date:  "2015-07-21 02:24:04" },
  { height:  570173 , difficulty:  1751005 , date:  "2015-07-21 02:24:14" },
  { height:  570174 , difficulty:  1748841 , date:  "2015-07-21 02:25:21" },
  { height:  570175 , difficulty:  1748972 , date:  "2015-07-21 02:25:27" },
  { height:  570176 , difficulty:  1751433 , date:  "2015-07-21 02:27:19" },
  { height:  570177 , difficulty:  1745992 , date:  "2015-07-21 02:27:27" },
  { height:  570178 , difficulty:  1744869 , date:  "2015-07-21 02:30:11" },
  { height:  570179 , difficulty:  1739407 , date:  "2015-07-21 02:31:36" },
  { height:  570180 , difficulty:  1721435 , date:  "2015-07-21 02:31:39" },
  { height:  570181 , difficulty:  1723497 , date:  "2015-07-21 02:31:42" },
  { height:  570182 , difficulty:  1729730 , date:  "2015-07-21 02:32:59" },
  { height:  570183 , difficulty:  1731489 , date:  "2015-07-21 02:33:41" },
  { height:  570184 , difficulty:  1728761 , date:  "2015-07-21 02:34:24" },
  { height:  570185 , difficulty:  1724987 , date:  "2015-07-21 02:36:44" },
  { height:  570186 , difficulty:  1727263 , date:  "2015-07-21 02:37:27" },
  { height:  570187 , difficulty:  1724776 , date:  "2015-07-21 02:37:44" },
  { height:  570188 , difficulty:  1724388 , date:  "2015-07-21 02:37:48" },
  { height:  570189 , difficulty:  1724951 , date:  "2015-07-21 02:39:00" },
  { height:  570190 , difficulty:  1723174 , date:  "2015-07-21 02:39:30" },
  { height:  570191 , difficulty:  1713402 , date:  "2015-07-21 02:41:07" },
  { height:  570192 , difficulty:  1713654 , date:  "2015-07-21 02:41:39" },
  { height:  570193 , difficulty:  1709712 , date:  "2015-07-21 02:41:44" },
  { height:  570194 , difficulty:  1703391 , date:  "2015-07-21 02:45:25" },
  { height:  570195 , difficulty:  1704176 , date:  "2015-07-21 02:45:27" },
  { height:  570196 , difficulty:  1703546 , date:  "2015-07-21 02:46:38" },
  { height:  570197 , difficulty:  1703443 , date:  "2015-07-21 02:47:06" },
  { height:  570198 , difficulty:  1701924 , date:  "2015-07-21 02:47:12" },
  { height:  570199 , difficulty:  1703177 , date:  "2015-07-21 02:49:34" },
  { height:  570200 , difficulty:  1701842 , date:  "2015-07-21 02:50:18" },
  { height:  570201 , difficulty:  1701326 , date:  "2015-07-21 02:51:26" },
  { height:  570202 , difficulty:  1707517 , date:  "2015-07-21 02:52:18" },
  { height:  570203 , difficulty:  1702541 , date:  "2015-07-21 02:52:46" },
  { height:  570204 , difficulty:  1708044 , date:  "2015-07-21 02:53:39" },
  { height:  570205 , difficulty:  1707657 , date:  "2015-07-21 02:54:00" },
  { height:  570206 , difficulty:  1707125 , date:  "2015-07-21 02:54:12" },
  { height:  570207 , difficulty:  1704072 , date:  "2015-07-21 02:55:21" },
  { height:  570208 , difficulty:  1703025 , date:  "2015-07-21 02:56:14" },
  { height:  570209 , difficulty:  1702617 , date:  "2015-07-21 02:57:04" },
  { height:  570210 , difficulty:  1701025 , date:  "2015-07-21 02:57:11" },
  { height:  570211 , difficulty:  1690916 , date:  "2015-07-21 02:59:21" },
  { height:  570212 , difficulty:  1693268 , date:  "2015-07-21 02:59:47" },
  { height:  570213 , difficulty:  1694772 , date:  "2015-07-21 03:00:38" },
  { height:  570214 , difficulty:  1694251 , date:  "2015-07-21 03:07:32" },
  { height:  570215 , difficulty:  1696283 , date:  "2015-07-21 03:07:36" },
  { height:  570216 , difficulty:  1693370 , date:  "2015-07-21 03:08:29" },
  { height:  570217 , difficulty:  1694352 , date:  "2015-07-21 03:08:51" },
  { height:  570218 , difficulty:  1692548 , date:  "2015-07-21 03:10:25" },
  { height:  570219 , difficulty:  1692780 , date:  "2015-07-21 03:11:05" },
  { height:  570220 , difficulty:  1693580 , date:  "2015-07-21 03:11:07" },
  { height:  570221 , difficulty:  1695580 , date:  "2015-07-21 03:11:15" },
  { height:  570222 , difficulty:  1691707 , date:  "2015-07-21 03:11:39" },
  { height:  570223 , difficulty:  1692345 , date:  "2015-07-21 03:12:25" },
  { height:  570224 , difficulty:  1699812 , date:  "2015-07-21 03:12:45" },
  { height:  570225 , difficulty:  1699626 , date:  "2015-07-21 03:13:31" },
  { height:  570226 , difficulty:  1704376 , date:  "2015-07-21 03:13:44" },
  { height:  570227 , difficulty:  1713018 , date:  "2015-07-21 03:16:36" },
  { height:  570228 , difficulty:  1716752 , date:  "2015-07-21 03:17:01" },
  { height:  570229 , difficulty:  1712285 , date:  "2015-07-21 03:17:23" },
  { height:  570230 , difficulty:  1708281 , date:  "2015-07-21 03:17:57" },
  { height:  570231 , difficulty:  1710675 , date:  "2015-07-21 03:18:08" },
  { height:  570232 , difficulty:  1710567 , date:  "2015-07-21 03:20:22" },
  { height:  570233 , difficulty:  1709723 , date:  "2015-07-21 03:20:28" },
  { height:  570234 , difficulty:  1700399 , date:  "2015-07-21 03:21:23" },
  { height:  570235 , difficulty:  1695232 , date:  "2015-07-21 03:21:27" },
  { height:  570236 , difficulty:  1692354 , date:  "2015-07-21 03:22:39" },
  { height:  570237 , difficulty:  1695634 , date:  "2015-07-21 03:23:14" },
  { height:  570238 , difficulty:  1689486 , date:  "2015-07-21 03:25:19" },
  { height:  570239 , difficulty:  1694630 , date:  "2015-07-21 03:25:47" },
  { height:  570240 , difficulty:  1693470 , date:  "2015-07-21 03:26:14" },
  { height:  570241 , difficulty:  1698485 , date:  "2015-07-21 03:26:39" },
  { height:  570242 , difficulty:  1697026 , date:  "2015-07-21 03:27:12" },
  { height:  570243 , difficulty:  1691264 , date:  "2015-07-21 03:29:31" },
  { height:  570244 , difficulty:  1694116 , date:  "2015-07-21 03:30:53" },
  { height:  570245 , difficulty:  1690769 , date:  "2015-07-21 03:34:14" },
  { height:  570246 , difficulty:  1691320 , date:  "2015-07-21 03:35:34" },
  { height:  570247 , difficulty:  1692307 , date:  "2015-07-21 03:36:25" },
  { height:  570248 , difficulty:  1685598 , date:  "2015-07-21 03:39:14" },
  { height:  570249 , difficulty:  1686219 , date:  "2015-07-21 03:40:11" },
  { height:  570250 , difficulty:  1686697 , date:  "2015-07-21 03:40:32" },
  { height:  570251 , difficulty:  1687081 , date:  "2015-07-21 03:43:36" },
  { height:  570252 , difficulty:  1686052 , date:  "2015-07-21 03:45:42" },
  { height:  570253 , difficulty:  1687316 , date:  "2015-07-21 03:45:44" },
  { height:  570254 , difficulty:  1682098 , date:  "2015-07-21 03:48:45" },
  { height:  570255 , difficulty:  1681595 , date:  "2015-07-21 03:48:47" },
  { height:  570256 , difficulty:  1683797 , date:  "2015-07-21 03:51:17" },
  { height:  570257 , difficulty:  1685436 , date:  "2015-07-21 03:51:36" },
  { height:  570258 , difficulty:  1683081 , date:  "2015-07-21 03:52:26" },
  { height:  570259 , difficulty:  1688530 , date:  "2015-07-21 03:52:53" },
  { height:  570260 , difficulty:  1696012 , date:  "2015-07-21 03:53:23" },
  { height:  570261 , difficulty:  1690718 , date:  "2015-07-21 03:53:27" },
  { height:  570262 , difficulty:  1691817 , date:  "2015-07-21 03:53:52" },
  { height:  570263 , difficulty:  1691393 , date:  "2015-07-21 03:54:19" },
  { height:  570264 , difficulty:  1691487 , date:  "2015-07-21 03:55:13" },
  { height:  570265 , difficulty:  1691487 , date:  "2015-07-21 03:56:02" },
  { height:  570266 , difficulty:  1690630 , date:  "2015-07-21 03:58:12" },
  { height:  570267 , difficulty:  1688843 , date:  "2015-07-21 03:58:16" },
  { height:  570268 , difficulty:  1690119 , date:  "2015-07-21 04:02:25" },
  { height:  570269 , difficulty:  1691720 , date:  "2015-07-21 04:02:48" },
  { height:  570270 , difficulty:  1682012 , date:  "2015-07-21 04:03:34" },
  { height:  570271 , difficulty:  1682323 , date:  "2015-07-21 04:04:04" },
  { height:  570272 , difficulty:  1680937 , date:  "2015-07-21 04:04:34" },
  { height:  570273 , difficulty:  1679928 , date:  "2015-07-21 04:05:05" },
  { height:  570274 , difficulty:  1686720 , date:  "2015-07-21 04:06:11" },
  { height:  570275 , difficulty:  1682217 , date:  "2015-07-21 04:06:18" },
  { height:  570276 , difficulty:  1681522 , date:  "2015-07-21 04:07:59" },
  { height:  570277 , difficulty:  1680639 , date:  "2015-07-21 04:09:12" },
  { height:  570278 , difficulty:  1679267 , date:  "2015-07-21 04:11:45" },
  { height:  570279 , difficulty:  1683322 , date:  "2015-07-21 04:11:49" },
  { height:  570280 , difficulty:  1685290 , date:  "2015-07-21 04:12:46" },
  { height:  570281 , difficulty:  1688490 , date:  "2015-07-21 04:13:44" },
  { height:  570282 , difficulty:  1688237 , date:  "2015-07-21 04:13:49" },
  { height:  570283 , difficulty:  1685477 , date:  "2015-07-21 04:16:15" },
  { height:  570284 , difficulty:  1684887 , date:  "2015-07-21 04:16:19" },
  { height:  570285 , difficulty:  1684250 , date:  "2015-07-21 04:17:38" },
  { height:  570286 , difficulty:  1684874 , date:  "2015-07-21 04:20:17" },
  { height:  570287 , difficulty:  1680135 , date:  "2015-07-21 04:20:30" },
  { height:  570288 , difficulty:  1681594 , date:  "2015-07-21 04:20:56" },
  { height:  570289 , difficulty:  1682170 , date:  "2015-07-21 04:24:11" },
  { height:  570290 , difficulty:  1668131 , date:  "2015-07-21 04:25:15" },
  { height:  570291 , difficulty:  1668330 , date:  "2015-07-21 04:25:40" },
  { height:  570292 , difficulty:  1675372 , date:  "2015-07-21 04:26:34" },
  { height:  570293 , difficulty:  1674678 , date:  "2015-07-21 04:26:40" },
  { height:  570294 , difficulty:  1674637 , date:  "2015-07-21 04:27:31" },
  { height:  570295 , difficulty:  1674357 , date:  "2015-07-21 04:27:41" },
  { height:  570296 , difficulty:  1677059 , date:  "2015-07-21 04:29:49" },
  { height:  570297 , difficulty:  1677310 , date:  "2015-07-21 04:31:00" },
  { height:  570298 , difficulty:  1676614 , date:  "2015-07-21 04:32:31" },
  { height:  570299 , difficulty:  1682691 , date:  "2015-07-21 04:33:08" },
  { height:  570300 , difficulty:  1682902 , date:  "2015-07-21 04:35:22" },
  { height:  570301 , difficulty:  1681562 , date:  "2015-07-21 04:36:02" },
  { height:  570302 , difficulty:  1684926 , date:  "2015-07-21 04:37:47" },
  { height:  570303 , difficulty:  1679967 , date:  "2015-07-21 04:37:51" },
  { height:  570304 , difficulty:  1679607 , date:  "2015-07-21 04:38:42" },
  { height:  570305 , difficulty:  1682179 , date:  "2015-07-21 04:38:46" },
  { height:  570306 , difficulty:  1686059 , date:  "2015-07-21 04:40:44" },
  { height:  570307 , difficulty:  1689491 , date:  "2015-07-21 04:40:47" },
  { height:  570308 , difficulty:  1683506 , date:  "2015-07-21 04:41:20" },
  { height:  570309 , difficulty:  1683618 , date:  "2015-07-21 04:43:16" },
  { height:  570310 , difficulty:  1681751 , date:  "2015-07-21 04:44:48" },
  { height:  570311 , difficulty:  1682198 , date:  "2015-07-21 04:45:30" },
  { height:  570312 , difficulty:  1679600 , date:  "2015-07-21 04:47:10" },
  { height:  570313 , difficulty:  1680470 , date:  "2015-07-21 04:47:45" },
  { height:  570314 , difficulty:  1677027 , date:  "2015-07-21 04:48:22" },
  { height:  570315 , difficulty:  1681759 , date:  "2015-07-21 04:48:28" },
  { height:  570316 , difficulty:  1682385 , date:  "2015-07-21 04:49:40" },
  { height:  570317 , difficulty:  1685090 , date:  "2015-07-21 04:50:33" },
  { height:  570318 , difficulty:  1684419 , date:  "2015-07-21 04:50:36" },
  { height:  570319 , difficulty:  1679066 , date:  "2015-07-21 04:51:53" },
  { height:  570320 , difficulty:  1675468 , date:  "2015-07-21 04:51:57" },
  { height:  570321 , difficulty:  1670582 , date:  "2015-07-21 04:52:43" },
  { height:  570322 , difficulty:  1667136 , date:  "2015-07-21 04:56:11" },
  { height:  570323 , difficulty:  1665860 , date:  "2015-07-21 04:56:13" },
  { height:  570324 , difficulty:  1666770 , date:  "2015-07-21 04:56:29" },
  { height:  570325 , difficulty:  1671640 , date:  "2015-07-21 04:56:44" },
  { height:  570326 , difficulty:  1673206 , date:  "2015-07-21 04:57:46" },
  { height:  570327 , difficulty:  1669544 , date:  "2015-07-21 04:57:49" },
  { height:  570328 , difficulty:  1663933 , date:  "2015-07-21 04:58:26" },
  { height:  570329 , difficulty:  1664373 , date:  "2015-07-21 04:58:59" },
  { height:  570330 , difficulty:  1662917 , date:  "2015-07-21 05:02:18" },
  { height:  570331 , difficulty:  1663153 , date:  "2015-07-21 05:02:19" },
  { height:  570332 , difficulty:  1661890 , date:  "2015-07-21 05:04:24" },
  { height:  570333 , difficulty:  1662089 , date:  "2015-07-21 05:09:41" },
  { height:  570334 , difficulty:  1664203 , date:  "2015-07-21 05:12:06" },
  { height:  570335 , difficulty:  1663502 , date:  "2015-07-21 05:12:10" },
  { height:  570336 , difficulty:  1667315 , date:  "2015-07-21 05:12:30" },
  { height:  570337 , difficulty:  1667732 , date:  "2015-07-21 05:16:32" },
  { height:  570338 , difficulty:  1667971 , date:  "2015-07-21 05:16:53" },
  { height:  570339 , difficulty:  1667558 , date:  "2015-07-21 05:17:11" },
  { height:  570340 , difficulty:  1672391 , date:  "2015-07-21 05:17:25" },
  { height:  570341 , difficulty:  1671232 , date:  "2015-07-21 05:17:29" },
  { height:  570342 , difficulty:  1668545 , date:  "2015-07-21 05:17:37" },
  { height:  570343 , difficulty:  1672351 , date:  "2015-07-21 05:17:39" },
  { height:  570344 , difficulty:  1671911 , date:  "2015-07-21 05:19:33" },
  { height:  570345 , difficulty:  1673784 , date:  "2015-07-21 05:20:16" },
  { height:  570346 , difficulty:  1671835 , date:  "2015-07-21 05:21:01" },
  { height:  570347 , difficulty:  1670949 , date:  "2015-07-21 05:21:06" },
  { height:  570348 , difficulty:  1680160 , date:  "2015-07-21 05:22:24" },
  { height:  570349 , difficulty:  1681638 , date:  "2015-07-21 05:23:23" },
  { height:  570350 , difficulty:  1678936 , date:  "2015-07-21 05:23:59" },
  { height:  570351 , difficulty:  1682849 , date:  "2015-07-21 05:31:14" },
  { height:  570352 , difficulty:  1681303 , date:  "2015-07-21 05:34:25" },
  { height:  570353 , difficulty:  1678039 , date:  "2015-07-21 05:38:17" },
  { height:  570354 , difficulty:  1672381 , date:  "2015-07-21 05:38:21" },
  { height:  570355 , difficulty:  1673211 , date:  "2015-07-21 05:39:11" },
  { height:  570356 , difficulty:  1673590 , date:  "2015-07-21 05:39:36" },
  { height:  570357 , difficulty:  1687249 , date:  "2015-07-21 05:41:13" },
  { height:  570358 , difficulty:  1687059 , date:  "2015-07-21 05:41:51" },
  { height:  570359 , difficulty:  1685176 , date:  "2015-07-21 05:42:27" },
  { height:  570360 , difficulty:  1686390 , date:  "2015-07-21 05:42:37" },
  { height:  570361 , difficulty:  1689530 , date:  "2015-07-21 05:44:33" },
  { height:  570362 , difficulty:  1684307 , date:  "2015-07-21 05:44:35" },
  { height:  570363 , difficulty:  1686441 , date:  "2015-07-21 05:45:26" },
  { height:  570364 , difficulty:  1686002 , date:  "2015-07-21 05:45:29" },
  { height:  570365 , difficulty:  1678463 , date:  "2015-07-21 05:45:44" },
  { height:  570366 , difficulty:  1677904 , date:  "2015-07-21 05:46:51" },
  { height:  570367 , difficulty:  1678832 , date:  "2015-07-21 05:50:14" },
  { height:  570368 , difficulty:  1676518 , date:  "2015-07-21 05:50:27" },
  { height:  570369 , difficulty:  1679170 , date:  "2015-07-21 05:52:06" },
  { height:  570370 , difficulty:  1678111 , date:  "2015-07-21 05:52:09" },
  { height:  570371 , difficulty:  1687271 , date:  "2015-07-21 05:52:48" },
  { height:  570372 , difficulty:  1682262 , date:  "2015-07-21 05:53:23" },
  { height:  570373 , difficulty:  1689441 , date:  "2015-07-21 05:53:28" },
  { height:  570374 , difficulty:  1685352 , date:  "2015-07-21 05:53:55" },
  { height:  570375 , difficulty:  1685368 , date:  "2015-07-21 05:54:24" },
  { height:  570376 , difficulty:  1679312 , date:  "2015-07-21 05:54:41" },
  { height:  570377 , difficulty:  1677597 , date:  "2015-07-21 05:57:21" },
  { height:  570378 , difficulty:  1674458 , date:  "2015-07-21 06:01:30" },
  { height:  570379 , difficulty:  1678363 , date:  "2015-07-21 06:02:10" },
  { height:  570380 , difficulty:  1679908 , date:  "2015-07-21 06:05:46" },
  { height:  570381 , difficulty:  1681790 , date:  "2015-07-21 06:08:27" },
  { height:  570382 , difficulty:  1676659 , date:  "2015-07-21 06:09:30" },
  { height:  570383 , difficulty:  1679015 , date:  "2015-07-21 06:09:32" },
  { height:  570384 , difficulty:  1677777 , date:  "2015-07-21 06:10:30" },
  { height:  570385 , difficulty:  1674042 , date:  "2015-07-21 06:12:16" },
  { height:  570386 , difficulty:  1675947 , date:  "2015-07-21 06:17:54" },
  { height:  570387 , difficulty:  1674318 , date:  "2015-07-21 06:25:59" },
  { height:  570388 , difficulty:  1670880 , date:  "2015-07-21 06:26:03" },
  { height:  570389 , difficulty:  1676408 , date:  "2015-07-21 06:30:03" },
  { height:  570390 , difficulty:  1678895 , date:  "2015-07-21 06:30:45" },
  { height:  570391 , difficulty:  1679264 , date:  "2015-07-21 06:30:47" },
  { height:  570392 , difficulty:  1677730 , date:  "2015-07-21 06:31:29" },
  { height:  570393 , difficulty:  1675560 , date:  "2015-07-21 06:31:45" },
  { height:  570394 , difficulty:  1686526 , date:  "2015-07-21 06:32:12" },
  { height:  570395 , difficulty:  1684450 , date:  "2015-07-21 06:33:59" },
  { height:  570396 , difficulty:  1684894 , date:  "2015-07-21 06:36:28" },
  { height:  570397 , difficulty:  1685612 , date:  "2015-07-21 06:40:52" },
  { height:  570398 , difficulty:  1675971 , date:  "2015-07-21 06:41:07" },
  { height:  570399 , difficulty:  1678019 , date:  "2015-07-21 06:43:10" },
  { height:  570400 , difficulty:  1683353 , date:  "2015-07-21 06:45:56" },
  { height:  570401 , difficulty:  1683203 , date:  "2015-07-21 06:47:39" },
  { height:  570402 , difficulty:  1680441 , date:  "2015-07-21 06:47:57" },
  { height:  570403 , difficulty:  1685431 , date:  "2015-07-21 06:55:23" },
  { height:  570404 , difficulty:  1690150 , date:  "2015-07-21 06:59:35" },
  { height:  570405 , difficulty:  1689746 , date:  "2015-07-21 07:00:12" },
  { height:  570406 , difficulty:  1687701 , date:  "2015-07-21 07:04:54" },
  { height:  570407 , difficulty:  1690317 , date:  "2015-07-21 07:05:24" },
  { height:  570408 , difficulty:  1687762 , date:  "2015-07-21 07:06:16" },
  { height:  570409 , difficulty:  1679423 , date:  "2015-07-21 07:07:50" },
  { height:  570410 , difficulty:  1673206 , date:  "2015-07-21 07:10:24" },
  { height:  570411 , difficulty:  1675792 , date:  "2015-07-21 07:11:18" },
  { height:  570412 , difficulty:  1676385 , date:  "2015-07-21 07:15:49" },
  { height:  570413 , difficulty:  1665868 , date:  "2015-07-21 07:15:55" },
  { height:  570414 , difficulty:  1667594 , date:  "2015-07-21 07:19:50" },
  { height:  570415 , difficulty:  1667561 , date:  "2015-07-21 07:23:24" },
  { height:  570416 , difficulty:  1667319 , date:  "2015-07-21 07:23:27" },
  { height:  570417 , difficulty:  1669603 , date:  "2015-07-21 07:26:52" },
  { height:  570418 , difficulty:  1669591 , date:  "2015-07-21 07:26:56" },
  { height:  570419 , difficulty:  1670097 , date:  "2015-07-21 07:27:19" },
  { height:  570420 , difficulty:  1666296 , date:  "2015-07-21 07:27:59" },
  { height:  570421 , difficulty:  1666498 , date:  "2015-07-21 07:28:03" },
  { height:  570422 , difficulty:  1671149 , date:  "2015-07-21 07:28:46" },
  { height:  570423 , difficulty:  1674248 , date:  "2015-07-21 07:28:48" },
  { height:  570424 , difficulty:  1676394 , date:  "2015-07-21 07:29:07" },
  { height:  570425 , difficulty:  1674194 , date:  "2015-07-21 07:29:39" },
  { height:  570426 , difficulty:  1673234 , date:  "2015-07-21 07:30:07" },
  { height:  570427 , difficulty:  1659325 , date:  "2015-07-21 07:32:11" },
  { height:  570428 , difficulty:  1652290 , date:  "2015-07-21 07:32:36" },
  { height:  570429 , difficulty:  1645217 , date:  "2015-07-21 07:34:04" },
  { height:  570430 , difficulty:  1646428 , date:  "2015-07-21 07:34:06" },
  { height:  570431 , difficulty:  1644774 , date:  "2015-07-21 07:34:43" },
  { height:  570432 , difficulty:  1643788 , date:  "2015-07-21 07:34:51" },
  { height:  570433 , difficulty:  1640092 , date:  "2015-07-21 07:35:24" },
  { height:  570434 , difficulty:  1643288 , date:  "2015-07-21 07:35:43" },
  { height:  570435 , difficulty:  1643458 , date:  "2015-07-21 07:36:40" },
  { height:  570436 , difficulty:  1645639 , date:  "2015-07-21 07:36:46" },
  { height:  570437 , difficulty:  1641767 , date:  "2015-07-21 07:37:45" },
  { height:  570438 , difficulty:  1645778 , date:  "2015-07-21 07:39:22" },
  { height:  570439 , difficulty:  1647796 , date:  "2015-07-21 07:41:47" },
  { height:  570440 , difficulty:  1647800 , date:  "2015-07-21 07:42:19" },
  { height:  570441 , difficulty:  1648104 , date:  "2015-07-21 07:43:07" },
  { height:  570442 , difficulty:  1645724 , date:  "2015-07-21 07:43:55" },
  { height:  570443 , difficulty:  1639708 , date:  "2015-07-21 07:43:58" },
  { height:  570444 , difficulty:  1642052 , date:  "2015-07-21 07:45:14" },
  { height:  570445 , difficulty:  1639294 , date:  "2015-07-21 07:45:52" },
  { height:  570446 , difficulty:  1639289 , date:  "2015-07-21 07:46:15" },
  { height:  570447 , difficulty:  1640463 , date:  "2015-07-21 07:47:17" },
  { height:  570448 , difficulty:  1639411 , date:  "2015-07-21 07:47:31" },
  { height:  570449 , difficulty:  1639335 , date:  "2015-07-21 07:47:52" },
  { height:  570450 , difficulty:  1639163 , date:  "2015-07-21 07:48:04" },
  { height:  570451 , difficulty:  1640363 , date:  "2015-07-21 07:48:05" },
  { height:  570452 , difficulty:  1643691 , date:  "2015-07-21 07:49:06" },
  { height:  570453 , difficulty:  1640923 , date:  "2015-07-21 07:49:28" },
  { height:  570454 , difficulty:  1630803 , date:  "2015-07-21 07:51:15" },
  { height:  570455 , difficulty:  1631460 , date:  "2015-07-21 07:51:45" },
  { height:  570456 , difficulty:  1622257 , date:  "2015-07-21 07:53:04" },
  { height:  570457 , difficulty:  1617809 , date:  "2015-07-21 07:53:09" },
  { height:  570458 , difficulty:  1622094 , date:  "2015-07-21 07:53:28" },
  { height:  570459 , difficulty:  1622144 , date:  "2015-07-21 07:53:38" },
  { height:  570460 , difficulty:  1629471 , date:  "2015-07-21 07:56:28" },
  { height:  570461 , difficulty:  1625007 , date:  "2015-07-21 07:58:46" },
  { height:  570462 , difficulty:  1614368 , date:  "2015-07-21 07:59:04" },
  { height:  570463 , difficulty:  1595384 , date:  "2015-07-21 08:00:11" },
  { height:  570464 , difficulty:  1601990 , date:  "2015-07-21 08:01:43" },
  { height:  570465 , difficulty:  1592241 , date:  "2015-07-21 08:01:45" },
  { height:  570466 , difficulty:  1598427 , date:  "2015-07-21 08:02:09" },
  { height:  570467 , difficulty:  1601442 , date:  "2015-07-21 08:02:59" },
  { height:  570468 , difficulty:  1601501 , date:  "2015-07-21 08:04:11" },
  { height:  570469 , difficulty:  1607234 , date:  "2015-07-21 08:06:05" },
  { height:  570470 , difficulty:  1606421 , date:  "2015-07-21 08:06:12" },
  { height:  570471 , difficulty:  1604968 , date:  "2015-07-21 08:06:25" },
  { height:  570472 , difficulty:  1599243 , date:  "2015-07-21 08:06:39" },
  { height:  570473 , difficulty:  1589348 , date:  "2015-07-21 08:06:51" },
  { height:  570474 , difficulty:  1592855 , date:  "2015-07-21 08:06:59" },
  { height:  570475 , difficulty:  1590064 , date:  "2015-07-21 08:07:20" },
  { height:  570476 , difficulty:  1584149 , date:  "2015-07-21 08:08:20" },
  { height:  570477 , difficulty:  1580039 , date:  "2015-07-21 08:11:53" },
  { height:  570478 , difficulty:  1580328 , date:  "2015-07-21 08:11:59" },
  { height:  570479 , difficulty:  1567646 , date:  "2015-07-21 08:12:07" },
  { height:  570480 , difficulty:  1557693 , date:  "2015-07-21 08:12:20" },
  { height:  570481 , difficulty:  1560281 , date:  "2015-07-21 08:15:00" },
  { height:  570482 , difficulty:  1549754 , date:  "2015-07-21 08:16:05" },
  { height:  570483 , difficulty:  1551889 , date:  "2015-07-21 08:17:42" },
  { height:  570484 , difficulty:  1562070 , date:  "2015-07-21 08:18:21" },
  { height:  570485 , difficulty:  1558569 , date:  "2015-07-21 08:18:41" },
  { height:  570486 , difficulty:  1553520 , date:  "2015-07-21 08:18:45" },
  { height:  570487 , difficulty:  1553543 , date:  "2015-07-21 08:19:33" },
  { height:  570488 , difficulty:  1543337 , date:  "2015-07-21 08:20:26" },
  { height:  570489 , difficulty:  1548148 , date:  "2015-07-21 08:22:12" },
  { height:  570490 , difficulty:  1544961 , date:  "2015-07-21 08:22:51" },
  { height:  570491 , difficulty:  1537920 , date:  "2015-07-21 08:24:10" },
  { height:  570492 , difficulty:  1540028 , date:  "2015-07-21 08:24:49" },
  { height:  570493 , difficulty:  1533076 , date:  "2015-07-21 08:25:04" },
  { height:  570494 , difficulty:  1536226 , date:  "2015-07-21 08:26:57" },
  { height:  570495 , difficulty:  1536892 , date:  "2015-07-21 08:31:29" },
  { height:  570496 , difficulty:  1536734 , date:  "2015-07-21 08:32:03" },
  { height:  570497 , difficulty:  1539462 , date:  "2015-07-21 08:32:05" },
  { height:  570498 , difficulty:  1539295 , date:  "2015-07-21 08:32:43" },
  { height:  570499 , difficulty:  1543323 , date:  "2015-07-21 08:34:17" },
  { height:  570500 , difficulty:  1543327 , date:  "2015-07-21 08:34:36" },
  { height:  570501 , difficulty:  1542504 , date:  "2015-07-21 08:36:59" },
  { height:  570502 , difficulty:  1546233 , date:  "2015-07-21 08:37:30" },
  { height:  570503 , difficulty:  1542096 , date:  "2015-07-21 08:37:50" },
  { height:  570504 , difficulty:  1542572 , date:  "2015-07-21 08:39:14" },
  { height:  570505 , difficulty:  1541828 , date:  "2015-07-21 08:40:18" },
  { height:  570506 , difficulty:  1543164 , date:  "2015-07-21 08:40:24" },
  { height:  570507 , difficulty:  1551166 , date:  "2015-07-21 08:41:10" },
  { height:  570508 , difficulty:  1552672 , date:  "2015-07-21 08:41:52" },
  { height:  570509 , difficulty:  1561527 , date:  "2015-07-21 08:42:18" },
  { height:  570510 , difficulty:  1564709 , date:  "2015-07-21 08:42:22" },
  { height:  570511 , difficulty:  1564753 , date:  "2015-07-21 08:45:38" },
  { height:  570512 , difficulty:  1566579 , date:  "2015-07-21 08:45:46" },
  { height:  570513 , difficulty:  1564365 , date:  "2015-07-21 08:46:02" },
  { height:  570514 , difficulty:  1561961 , date:  "2015-07-21 08:46:34" },
  { height:  570515 , difficulty:  1557694 , date:  "2015-07-21 08:51:33" },
  { height:  570516 , difficulty:  1559470 , date:  "2015-07-21 08:51:43" },
  { height:  570517 , difficulty:  1561049 , date:  "2015-07-21 08:52:52" },
  { height:  570518 , difficulty:  1560659 , date:  "2015-07-21 08:54:01" },
  { height:  570519 , difficulty:  1561778 , date:  "2015-07-21 08:55:27" },
  { height:  570520 , difficulty:  1559926 , date:  "2015-07-21 08:57:38" },
  { height:  570521 , difficulty:  1559316 , date:  "2015-07-21 08:57:44" },
  { height:  570522 , difficulty:  1559867 , date:  "2015-07-21 08:58:54" },
  { height:  570523 , difficulty:  1559261 , date:  "2015-07-21 09:01:41" },
  { height:  570524 , difficulty:  1559053 , date:  "2015-07-21 09:02:04" },
  { height:  570525 , difficulty:  1563249 , date:  "2015-07-21 09:02:37" },
  { height:  570526 , difficulty:  1563067 , date:  "2015-07-21 09:02:41" },
  { height:  570527 , difficulty:  1563211 , date:  "2015-07-21 09:04:14" },
  { height:  570528 , difficulty:  1563604 , date:  "2015-07-21 09:04:16" },
  { height:  570529 , difficulty:  1563584 , date:  "2015-07-21 09:04:26" },
  { height:  570530 , difficulty:  1559935 , date:  "2015-07-21 09:04:39" },
  { height:  570531 , difficulty:  1559420 , date:  "2015-07-21 09:05:08" },
  { height:  570532 , difficulty:  1557212 , date:  "2015-07-21 09:06:01" },
  { height:  570533 , difficulty:  1557315 , date:  "2015-07-21 09:06:57" },
  { height:  570534 , difficulty:  1556786 , date:  "2015-07-21 09:07:29" },
  { height:  570535 , difficulty:  1558690 , date:  "2015-07-21 09:07:33" },
  { height:  570536 , difficulty:  1557582 , date:  "2015-07-21 09:07:57" },
  { height:  570537 , difficulty:  1554940 , date:  "2015-07-21 09:09:09" },
  { height:  570538 , difficulty:  1554800 , date:  "2015-07-21 09:09:14" },
  { height:  570539 , difficulty:  1556376 , date:  "2015-07-21 09:10:51" },
  { height:  570540 , difficulty:  1553549 , date:  "2015-07-21 09:11:17" },
  { height:  570541 , difficulty:  1559679 , date:  "2015-07-21 09:11:49" },
  { height:  570542 , difficulty:  1559642 , date:  "2015-07-21 09:12:12" },
  { height:  570543 , difficulty:  1560488 , date:  "2015-07-21 09:12:25" },
  { height:  570544 , difficulty:  1563343 , date:  "2015-07-21 09:13:27" },
  { height:  570545 , difficulty:  1558905 , date:  "2015-07-21 09:13:28" },
  { height:  570546 , difficulty:  1562882 , date:  "2015-07-21 09:13:51" },
  { height:  570547 , difficulty:  1563167 , date:  "2015-07-21 09:14:09" },
  { height:  570548 , difficulty:  1564442 , date:  "2015-07-21 09:14:11" },
  { height:  570549 , difficulty:  1575666 , date:  "2015-07-21 09:15:50" },
  { height:  570550 , difficulty:  1575276 , date:  "2015-07-21 09:16:12" },
  { height:  570551 , difficulty:  1574631 , date:  "2015-07-21 09:20:23" },
  { height:  570552 , difficulty:  1572143 , date:  "2015-07-21 09:20:31" },
  { height:  570553 , difficulty:  1572543 , date:  "2015-07-21 09:22:13" },
  { height:  570554 , difficulty:  1573352 , date:  "2015-07-21 09:24:41" },
  { height:  570555 , difficulty:  1586538 , date:  "2015-07-21 09:25:19" },
  { height:  570556 , difficulty:  1587285 , date:  "2015-07-21 09:25:57" },
  { height:  570557 , difficulty:  1583958 , date:  "2015-07-21 09:26:21" },
  { height:  570558 , difficulty:  1581330 , date:  "2015-07-21 09:26:55" },
  { height:  570559 , difficulty:  1584039 , date:  "2015-07-21 09:27:12" },
  { height:  570560 , difficulty:  1584304 , date:  "2015-07-21 09:27:58" },
  { height:  570561 , difficulty:  1583647 , date:  "2015-07-21 09:28:04" },
  { height:  570562 , difficulty:  1591921 , date:  "2015-07-21 09:28:22" },
  { height:  570563 , difficulty:  1589958 , date:  "2015-07-21 09:29:07" },
  { height:  570564 , difficulty:  1587934 , date:  "2015-07-21 09:29:24" },
  { height:  570565 , difficulty:  1587864 , date:  "2015-07-21 09:33:18" },
  { height:  570566 , difficulty:  1588174 , date:  "2015-07-21 09:33:41" },
  { height:  570567 , difficulty:  1586094 , date:  "2015-07-21 09:33:51" },
  { height:  570568 , difficulty:  1591057 , date:  "2015-07-21 09:34:09" },
  { height:  570569 , difficulty:  1591888 , date:  "2015-07-21 09:34:20" },
  { height:  570570 , difficulty:  1591015 , date:  "2015-07-21 09:34:59" },
  { height:  570571 , difficulty:  1586455 , date:  "2015-07-21 09:35:37" },
  { height:  570572 , difficulty:  1585487 , date:  "2015-07-21 09:35:57" },
  { height:  570573 , difficulty:  1587268 , date:  "2015-07-21 09:37:10" },
  { height:  570574 , difficulty:  1586931 , date:  "2015-07-21 09:37:12" },
  { height:  570575 , difficulty:  1584276 , date:  "2015-07-21 09:40:21" },
  { height:  570576 , difficulty:  1591953 , date:  "2015-07-21 09:41:08" },
  { height:  570577 , difficulty:  1585943 , date:  "2015-07-21 09:43:12" },
  { height:  570578 , difficulty:  1587365 , date:  "2015-07-21 09:43:47" },
  { height:  570579 , difficulty:  1588659 , date:  "2015-07-21 09:44:47" },
  { height:  570580 , difficulty:  1587204 , date:  "2015-07-21 09:45:54" },
  { height:  570581 , difficulty:  1584507 , date:  "2015-07-21 09:47:31" },
  { height:  570582 , difficulty:  1585590 , date:  "2015-07-21 09:48:49" },
  { height:  570583 , difficulty:  1585415 , date:  "2015-07-21 09:49:53" },
  { height:  570584 , difficulty:  1584285 , date:  "2015-07-21 09:49:57" },
  { height:  570585 , difficulty:  1584541 , date:  "2015-07-21 09:50:01" },
  { height:  570586 , difficulty:  1584352 , date:  "2015-07-21 09:51:49" },
  { height:  570587 , difficulty:  1579652 , date:  "2015-07-21 09:53:23" },
  { height:  570588 , difficulty:  1582328 , date:  "2015-07-21 09:53:29" },
  { height:  570589 , difficulty:  1581731 , date:  "2015-07-21 09:54:07" },
  { height:  570590 , difficulty:  1585152 , date:  "2015-07-21 09:54:07" },
  { height:  570591 , difficulty:  1573476 , date:  "2015-07-21 09:54:53" },
  { height:  570592 , difficulty:  1574755 , date:  "2015-07-21 09:55:52" },
  { height:  570593 , difficulty:  1573127 , date:  "2015-07-21 09:56:37" },
  { height:  570594 , difficulty:  1572812 , date:  "2015-07-21 09:58:18" },
  { height:  570595 , difficulty:  1569837 , date:  "2015-07-21 09:59:06" },
  { height:  570596 , difficulty:  1567399 , date:  "2015-07-21 09:59:27" },
  { height:  570597 , difficulty:  1567487 , date:  "2015-07-21 09:59:33" },
  { height:  570598 , difficulty:  1571251 , date:  "2015-07-21 09:59:37" },
  { height:  570599 , difficulty:  1564529 , date:  "2015-07-21 10:00:07" },
  { height:  570600 , difficulty:  1570997 , date:  "2015-07-21 10:01:29" },
  { height:  570601 , difficulty:  1571412 , date:  "2015-07-21 10:01:44" },
  { height:  570602 , difficulty:  1574078 , date:  "2015-07-21 10:01:54" },
  { height:  570603 , difficulty:  1570309 , date:  "2015-07-21 10:03:57" },
  { height:  570604 , difficulty:  1573551 , date:  "2015-07-21 10:04:09" },
  { height:  570605 , difficulty:  1573226 , date:  "2015-07-21 10:08:30" },
  { height:  570606 , difficulty:  1578906 , date:  "2015-07-21 10:09:48" },
  { height:  570607 , difficulty:  1579053 , date:  "2015-07-21 10:10:47" },
  { height:  570608 , difficulty:  1579316 , date:  "2015-07-21 10:11:37" },
  { height:  570609 , difficulty:  1583343 , date:  "2015-07-21 10:11:41" },
  { height:  570610 , difficulty:  1582010 , date:  "2015-07-21 10:12:06" },
  { height:  570611 , difficulty:  1584749 , date:  "2015-07-21 10:12:37" },
  { height:  570612 , difficulty:  1584458 , date:  "2015-07-21 10:14:07" },
  { height:  570613 , difficulty:  1582504 , date:  "2015-07-21 10:14:11" },
  { height:  570614 , difficulty:  1589395 , date:  "2015-07-21 10:14:42" },
  { height:  570615 , difficulty:  1587809 , date:  "2015-07-21 10:15:13" },
  { height:  570616 , difficulty:  1589276 , date:  "2015-07-21 10:16:22" },
  { height:  570617 , difficulty:  1592872 , date:  "2015-07-21 10:16:49" },
  { height:  570618 , difficulty:  1592978 , date:  "2015-07-21 10:18:51" },
  { height:  570619 , difficulty:  1592457 , date:  "2015-07-21 10:19:07" },
  { height:  570620 , difficulty:  1593463 , date:  "2015-07-21 10:21:08" },
  { height:  570621 , difficulty:  1593400 , date:  "2015-07-21 10:23:26" },
  { height:  570622 , difficulty:  1593221 , date:  "2015-07-21 10:23:28" },
  { height:  570623 , difficulty:  1592449 , date:  "2015-07-21 10:23:46" },
  { height:  570624 , difficulty:  1592562 , date:  "2015-07-21 10:26:28" },
  { height:  570625 , difficulty:  1597027 , date:  "2015-07-21 10:30:06" },
  { height:  570626 , difficulty:  1596163 , date:  "2015-07-21 10:31:16" },
  { height:  570627 , difficulty:  1585751 , date:  "2015-07-21 10:32:33" },
  { height:  570628 , difficulty:  1593161 , date:  "2015-07-21 10:33:18" },
  { height:  570629 , difficulty:  1590245 , date:  "2015-07-21 10:34:13" },
  { height:  570630 , difficulty:  1583999 , date:  "2015-07-21 10:35:14" },
  { height:  570631 , difficulty:  1589100 , date:  "2015-07-21 10:35:20" },
  { height:  570632 , difficulty:  1588339 , date:  "2015-07-21 10:37:12" },
  { height:  570633 , difficulty:  1588836 , date:  "2015-07-21 10:37:25" },
  { height:  570634 , difficulty:  1590115 , date:  "2015-07-21 10:37:48" },
  { height:  570635 , difficulty:  1589810 , date:  "2015-07-21 10:37:50" },
  { height:  570636 , difficulty:  1588124 , date:  "2015-07-21 10:38:05" },
  { height:  570637 , difficulty:  1591255 , date:  "2015-07-21 10:38:07" },
  { height:  570638 , difficulty:  1590461 , date:  "2015-07-21 10:38:14" },
  { height:  570639 , difficulty:  1589239 , date:  "2015-07-21 10:38:54" },
  { height:  570640 , difficulty:  1589777 , date:  "2015-07-21 10:39:09" },
  { height:  570641 , difficulty:  1583199 , date:  "2015-07-21 10:39:15" },
  { height:  570642 , difficulty:  1583575 , date:  "2015-07-21 10:39:57" },
  { height:  570643 , difficulty:  1584598 , date:  "2015-07-21 10:40:20" },
  { height:  570644 , difficulty:  1583970 , date:  "2015-07-21 10:41:32" },
  { height:  570645 , difficulty:  1583929 , date:  "2015-07-21 10:43:46" },
  { height:  570646 , difficulty:  1582594 , date:  "2015-07-21 10:44:41" },
  { height:  570647 , difficulty:  1586191 , date:  "2015-07-21 10:46:29" },
  { height:  570648 , difficulty:  1587786 , date:  "2015-07-21 10:47:00" },
  { height:  570649 , difficulty:  1587854 , date:  "2015-07-21 10:47:51" },
  { height:  570650 , difficulty:  1594020 , date:  "2015-07-21 10:47:58" },
  { height:  570651 , difficulty:  1588326 , date:  "2015-07-21 10:48:03" },
  { height:  570652 , difficulty:  1589149 , date:  "2015-07-21 10:52:16" },
  { height:  570653 , difficulty:  1597739 , date:  "2015-07-21 10:52:20" },
  { height:  570654 , difficulty:  1596467 , date:  "2015-07-21 10:54:06" },
  { height:  570655 , difficulty:  1594017 , date:  "2015-07-21 10:54:42" },
  { height:  570656 , difficulty:  1592538 , date:  "2015-07-21 10:54:56" },
  { height:  570657 , difficulty:  1589663 , date:  "2015-07-21 10:56:52" },
  { height:  570658 , difficulty:  1588313 , date:  "2015-07-21 10:57:43" },
  { height:  570659 , difficulty:  1585625 , date:  "2015-07-21 11:02:28" },
  { height:  570660 , difficulty:  1585490 , date:  "2015-07-21 11:02:31" },
  { height:  570661 , difficulty:  1585857 , date:  "2015-07-21 11:03:04" },
  { height:  570662 , difficulty:  1581528 , date:  "2015-07-21 11:04:07" },
  { height:  570663 , difficulty:  1580875 , date:  "2015-07-21 11:04:41" },
  { height:  570664 , difficulty:  1580602 , date:  "2015-07-21 11:04:47" },
  { height:  570665 , difficulty:  1580441 , date:  "2015-07-21 11:05:01" },
  { height:  570666 , difficulty:  1580460 , date:  "2015-07-21 11:05:27" },
  { height:  570667 , difficulty:  1582046 , date:  "2015-07-21 11:05:31" },
  { height:  570668 , difficulty:  1579676 , date:  "2015-07-21 11:07:21" },
  { height:  570669 , difficulty:  1578516 , date:  "2015-07-21 11:07:32" },
  { height:  570670 , difficulty:  1581182 , date:  "2015-07-21 11:08:53" },
  { height:  570671 , difficulty:  1579713 , date:  "2015-07-21 11:11:23" },
  { height:  570672 , difficulty:  1583077 , date:  "2015-07-21 11:11:29" },
  { height:  570673 , difficulty:  1586075 , date:  "2015-07-21 11:11:52" },
  { height:  570674 , difficulty:  1587166 , date:  "2015-07-21 11:13:11" },
  { height:  570675 , difficulty:  1587151 , date:  "2015-07-21 11:13:13" },
  { height:  570676 , difficulty:  1587117 , date:  "2015-07-21 11:13:34" },
  { height:  570677 , difficulty:  1586568 , date:  "2015-07-21 11:16:45" },
  { height:  570678 , difficulty:  1592688 , date:  "2015-07-21 11:17:14" },
  { height:  570679 , difficulty:  1587917 , date:  "2015-07-21 11:17:52" },
  { height:  570680 , difficulty:  1587578 , date:  "2015-07-21 11:18:38" },
  { height:  570681 , difficulty:  1576884 , date:  "2015-07-21 11:18:41" },
  { height:  570682 , difficulty:  1573884 , date:  "2015-07-21 11:21:08" },
  { height:  570683 , difficulty:  1572283 , date:  "2015-07-21 11:21:34" },
  { height:  570684 , difficulty:  1573413 , date:  "2015-07-21 11:21:53" },
  { height:  570685 , difficulty:  1574854 , date:  "2015-07-21 11:22:08" },
  { height:  570686 , difficulty:  1574058 , date:  "2015-07-21 11:23:11" },
  { height:  570687 , difficulty:  1573436 , date:  "2015-07-21 11:24:31" },
  { height:  570688 , difficulty:  1569844 , date:  "2015-07-21 11:26:25" },
  { height:  570689 , difficulty:  1573639 , date:  "2015-07-21 11:29:07" },
  { height:  570690 , difficulty:  1573441 , date:  "2015-07-21 11:29:44" },
  { height:  570691 , difficulty:  1572623 , date:  "2015-07-21 11:32:20" },
  { height:  570692 , difficulty:  1569832 , date:  "2015-07-21 11:33:22" },
  { height:  570693 , difficulty:  1576270 , date:  "2015-07-21 11:33:26" },
  { height:  570694 , difficulty:  1572230 , date:  "2015-07-21 11:33:41" },
  { height:  570695 , difficulty:  1572447 , date:  "2015-07-21 11:36:10" },
  { height:  570696 , difficulty:  1569818 , date:  "2015-07-21 11:36:31" },
  { height:  570697 , difficulty:  1564158 , date:  "2015-07-21 11:36:48" },
  { height:  570698 , difficulty:  1573469 , date:  "2015-07-21 11:38:33" },
  { height:  570699 , difficulty:  1572810 , date:  "2015-07-21 11:38:45" },
  { height:  570700 , difficulty:  1566659 , date:  "2015-07-21 11:39:50" },
  { height:  570701 , difficulty:  1558990 , date:  "2015-07-21 11:41:07" },
  { height:  570702 , difficulty:  1557295 , date:  "2015-07-21 11:41:37" },
  { height:  570703 , difficulty:  1558834 , date:  "2015-07-21 11:43:21" },
  { height:  570704 , difficulty:  1557390 , date:  "2015-07-21 11:45:39" },
  { height:  570705 , difficulty:  1555534 , date:  "2015-07-21 11:47:56" },
  { height:  570706 , difficulty:  1558940 , date:  "2015-07-21 11:48:02" },
  { height:  570707 , difficulty:  1559039 , date:  "2015-07-21 11:48:25" },
  { height:  570708 , difficulty:  1556819 , date:  "2015-07-21 11:48:44" },
  { height:  570709 , difficulty:  1556875 , date:  "2015-07-21 11:48:48" },
  { height:  570710 , difficulty:  1557016 , date:  "2015-07-21 11:51:06" },
  { height:  570711 , difficulty:  1557476 , date:  "2015-07-21 11:51:06" },
  { height:  570712 , difficulty:  1557404 , date:  "2015-07-21 11:51:16" },
  { height:  570713 , difficulty:  1557405 , date:  "2015-07-21 11:51:33" },
  { height:  570714 , difficulty:  1557280 , date:  "2015-07-21 11:53:08" },
  { height:  570715 , difficulty:  1556530 , date:  "2015-07-21 11:53:27" },
  { height:  570716 , difficulty:  1556064 , date:  "2015-07-21 11:54:08" },
  { height:  570717 , difficulty:  1557006 , date:  "2015-07-21 11:54:50" },
  { height:  570718 , difficulty:  1561378 , date:  "2015-07-21 11:54:57" },
  { height:  570719 , difficulty:  1560323 , date:  "2015-07-21 11:55:11" },
  { height:  570720 , difficulty:  1560732 , date:  "2015-07-21 11:55:34" },
  { height:  570721 , difficulty:  1556494 , date:  "2015-07-21 11:56:02" },
  { height:  570722 , difficulty:  1554338 , date:  "2015-07-21 11:56:07" },
  { height:  570723 , difficulty:  1555516 , date:  "2015-07-21 11:58:48" },
  { height:  570724 , difficulty:  1554349 , date:  "2015-07-21 11:59:21" },
  { height:  570725 , difficulty:  1561079 , date:  "2015-07-21 12:00:00" },
  { height:  570726 , difficulty:  1564104 , date:  "2015-07-21 12:00:40" },
  { height:  570727 , difficulty:  1565650 , date:  "2015-07-21 12:01:38" },
  { height:  570728 , difficulty:  1555299 , date:  "2015-07-21 12:01:56" },
  { height:  570729 , difficulty:  1559797 , date:  "2015-07-21 12:04:09" },
  { height:  570730 , difficulty:  1556026 , date:  "2015-07-21 12:04:36" },
  { height:  570731 , difficulty:  1555388 , date:  "2015-07-21 12:05:18" },
  { height:  570732 , difficulty:  1556492 , date:  "2015-07-21 12:06:30" },
  { height:  570733 , difficulty:  1562702 , date:  "2015-07-21 12:06:58" },
  { height:  570734 , difficulty:  1561107 , date:  "2015-07-21 12:07:09" },
  { height:  570735 , difficulty:  1556854 , date:  "2015-07-21 12:07:57" },
  { height:  570736 , difficulty:  1557736 , date:  "2015-07-21 12:09:55" },
  { height:  570737 , difficulty:  1559600 , date:  "2015-07-21 12:09:58" },
  { height:  570738 , difficulty:  1556924 , date:  "2015-07-21 12:10:33" },
  { height:  570739 , difficulty:  1566660 , date:  "2015-07-21 12:10:36" },
  { height:  570740 , difficulty:  1568068 , date:  "2015-07-21 12:16:49" },
  { height:  570741 , difficulty:  1567414 , date:  "2015-07-21 12:16:55" },
  { height:  570742 , difficulty:  1566591 , date:  "2015-07-21 12:18:01" },
  { height:  570743 , difficulty:  1572881 , date:  "2015-07-21 12:18:11" },
  { height:  570744 , difficulty:  1569465 , date:  "2015-07-21 12:18:56" },
  { height:  570745 , difficulty:  1582691 , date:  "2015-07-21 12:19:17" },
  { height:  570746 , difficulty:  1580874 , date:  "2015-07-21 12:20:13" },
  { height:  570747 , difficulty:  1575374 , date:  "2015-07-21 12:20:36" },
  { height:  570748 , difficulty:  1577461 , date:  "2015-07-21 12:21:06" },
  { height:  570749 , difficulty:  1577330 , date:  "2015-07-21 12:21:16" },
  { height:  570750 , difficulty:  1574774 , date:  "2015-07-21 12:22:52" },
  { height:  570751 , difficulty:  1579412 , date:  "2015-07-21 12:22:58" },
  { height:  570752 , difficulty:  1580165 , date:  "2015-07-21 12:23:13" },
  { height:  570753 , difficulty:  1573336 , date:  "2015-07-21 12:23:19" },
  { height:  570754 , difficulty:  1573391 , date:  "2015-07-21 12:23:25" },
  { height:  570755 , difficulty:  1573437 , date:  "2015-07-21 12:24:30" },
  { height:  570756 , difficulty:  1573983 , date:  "2015-07-21 12:26:40" },
  { height:  570757 , difficulty:  1573801 , date:  "2015-07-21 12:26:52" },
  { height:  570758 , difficulty:  1572609 , date:  "2015-07-21 12:26:53" },
  { height:  570759 , difficulty:  1571621 , date:  "2015-07-21 12:27:20" },
  { height:  570760 , difficulty:  1570807 , date:  "2015-07-21 12:27:47" },
  { height:  570761 , difficulty:  1570535 , date:  "2015-07-21 12:28:45" },
  { height:  570762 , difficulty:  1570463 , date:  "2015-07-21 12:29:32" },
  { height:  570763 , difficulty:  1567274 , date:  "2015-07-21 12:30:56" },
  { height:  570764 , difficulty:  1562934 , date:  "2015-07-21 12:31:12" },
  { height:  570765 , difficulty:  1557126 , date:  "2015-07-21 12:32:19" },
  { height:  570766 , difficulty:  1557843 , date:  "2015-07-21 12:32:23" },
  { height:  570767 , difficulty:  1551380 , date:  "2015-07-21 12:32:47" },
  { height:  570768 , difficulty:  1549566 , date:  "2015-07-21 12:32:53" },
  { height:  570769 , difficulty:  1552152 , date:  "2015-07-21 12:33:22" },
  { height:  570770 , difficulty:  1551484 , date:  "2015-07-21 12:33:46" },
  { height:  570771 , difficulty:  1546762 , date:  "2015-07-21 12:34:51" },
  { height:  570772 , difficulty:  1545809 , date:  "2015-07-21 12:35:21" },
  { height:  570773 , difficulty:  1548484 , date:  "2015-07-21 12:36:15" },
  { height:  570774 , difficulty:  1544363 , date:  "2015-07-21 12:37:53" },
  { height:  570775 , difficulty:  1544799 , date:  "2015-07-21 12:39:32" },
  { height:  570776 , difficulty:  1546517 , date:  "2015-07-21 12:39:56" },
  { height:  570777 , difficulty:  1544632 , date:  "2015-07-21 12:40:09" },
  { height:  570778 , difficulty:  1550307 , date:  "2015-07-21 12:40:50" },
  { height:  570779 , difficulty:  1562884 , date:  "2015-07-21 12:42:21" },
  { height:  570780 , difficulty:  1556988 , date:  "2015-07-21 12:42:22" },
  { height:  570781 , difficulty:  1552231 , date:  "2015-07-21 12:43:15" },
  { height:  570782 , difficulty:  1554557 , date:  "2015-07-21 12:43:20" },
  { height:  570783 , difficulty:  1555908 , date:  "2015-07-21 12:43:39" },
  { height:  570784 , difficulty:  1559480 , date:  "2015-07-21 12:44:12" },
  { height:  570785 , difficulty:  1559916 , date:  "2015-07-21 12:44:23" },
  { height:  570786 , difficulty:  1558460 , date:  "2015-07-21 12:47:03" },
  { height:  570787 , difficulty:  1559719 , date:  "2015-07-21 12:47:05" },
  { height:  570788 , difficulty:  1559085 , date:  "2015-07-21 12:47:09" },
  { height:  570789 , difficulty:  1560959 , date:  "2015-07-21 12:48:24" },
  { height:  570790 , difficulty:  1566862 , date:  "2015-07-21 12:49:16" },
  { height:  570791 , difficulty:  1565841 , date:  "2015-07-21 12:51:56" },
  { height:  570792 , difficulty:  1569230 , date:  "2015-07-21 12:54:18" },
  { height:  570793 , difficulty:  1574192 , date:  "2015-07-21 12:54:22" },
  { height:  570794 , difficulty:  1575245 , date:  "2015-07-21 12:54:34" },
  { height:  570795 , difficulty:  1575750 , date:  "2015-07-21 12:55:52" },
  { height:  570796 , difficulty:  1575798 , date:  "2015-07-21 12:56:28" },
  { height:  570797 , difficulty:  1576137 , date:  "2015-07-21 12:56:32" },
  { height:  570798 , difficulty:  1575752 , date:  "2015-07-21 12:56:38" },
  { height:  570799 , difficulty:  1571850 , date:  "2015-07-21 12:56:57" },
  { height:  570800 , difficulty:  1571012 , date:  "2015-07-21 12:58:01" },
  { height:  570801 , difficulty:  1572464 , date:  "2015-07-21 12:58:37" },
  { height:  570802 , difficulty:  1575276 , date:  "2015-07-21 12:59:10" },
  { height:  570803 , difficulty:  1573758 , date:  "2015-07-21 12:59:43" },
  { height:  570804 , difficulty:  1573433 , date:  "2015-07-21 13:02:27" },
  { height:  570805 , difficulty:  1568380 , date:  "2015-07-21 13:02:28" },
  { height:  570806 , difficulty:  1570772 , date:  "2015-07-21 13:03:33" },
  { height:  570807 , difficulty:  1571362 , date:  "2015-07-21 13:08:55" },
  { height:  570808 , difficulty:  1569016 , date:  "2015-07-21 13:08:58" },
  { height:  570809 , difficulty:  1570384 , date:  "2015-07-21 13:09:16" },
  { height:  570810 , difficulty:  1584590 , date:  "2015-07-21 13:09:25" },
  { height:  570811 , difficulty:  1582446 , date:  "2015-07-21 13:10:29" },
  { height:  570812 , difficulty:  1577839 , date:  "2015-07-21 13:11:31" },
  { height:  570813 , difficulty:  1578847 , date:  "2015-07-21 13:11:51" },
  { height:  570814 , difficulty:  1577177 , date:  "2015-07-21 13:12:18" },
  { height:  570815 , difficulty:  1579826 , date:  "2015-07-21 13:12:44" },
  { height:  570816 , difficulty:  1563985 , date:  "2015-07-21 13:13:25" },
  { height:  570817 , difficulty:  1568640 , date:  "2015-07-21 13:15:11" },
  { height:  570818 , difficulty:  1565717 , date:  "2015-07-21 13:15:51" },
  { height:  570819 , difficulty:  1567036 , date:  "2015-07-21 13:16:11" },
  { height:  570820 , difficulty:  1569779 , date:  "2015-07-21 13:18:36" },
  { height:  570821 , difficulty:  1572701 , date:  "2015-07-21 13:19:09" },
  { height:  570822 , difficulty:  1570233 , date:  "2015-07-21 13:20:09" },
  { height:  570823 , difficulty:  1569441 , date:  "2015-07-21 13:20:58" },
  { height:  570824 , difficulty:  1568406 , date:  "2015-07-21 13:21:04" },
  { height:  570825 , difficulty:  1568757 , date:  "2015-07-21 13:21:28" },
  { height:  570826 , difficulty:  1565290 , date:  "2015-07-21 13:21:36" },
  { height:  570827 , difficulty:  1565356 , date:  "2015-07-21 13:21:46" },
  { height:  570828 , difficulty:  1571632 , date:  "2015-07-21 13:22:46" },
  { height:  570829 , difficulty:  1574982 , date:  "2015-07-21 13:23:55" },
  { height:  570830 , difficulty:  1575590 , date:  "2015-07-21 13:24:21" },
  { height:  570831 , difficulty:  1573193 , date:  "2015-07-21 13:24:32" },
  { height:  570832 , difficulty:  1568618 , date:  "2015-07-21 13:26:04" },
  { height:  570833 , difficulty:  1578524 , date:  "2015-07-21 13:26:33" },
  { height:  570834 , difficulty:  1583752 , date:  "2015-07-21 13:27:03" },
  { height:  570835 , difficulty:  1585393 , date:  "2015-07-21 13:27:13" },
  { height:  570836 , difficulty:  1585431 , date:  "2015-07-21 13:28:36" },
  { height:  570837 , difficulty:  1589126 , date:  "2015-07-21 13:29:43" },
  { height:  570838 , difficulty:  1587604 , date:  "2015-07-21 13:29:44" },
  { height:  570839 , difficulty:  1585044 , date:  "2015-07-21 13:29:57" },
  { height:  570840 , difficulty:  1584200 , date:  "2015-07-21 13:30:03" },
  { height:  570841 , difficulty:  1584328 , date:  "2015-07-21 13:30:18" },
  { height:  570842 , difficulty:  1589500 , date:  "2015-07-21 13:31:13" },
  { height:  570843 , difficulty:  1588281 , date:  "2015-07-21 13:32:08" },
  { height:  570844 , difficulty:  1591161 , date:  "2015-07-21 13:32:25" },
  { height:  570845 , difficulty:  1590504 , date:  "2015-07-21 13:32:29" },
  { height:  570846 , difficulty:  1590232 , date:  "2015-07-21 13:32:42" },
  { height:  570847 , difficulty:  1594028 , date:  "2015-07-21 13:35:10" },
  { height:  570848 , difficulty:  1592822 , date:  "2015-07-21 13:35:46" },
  { height:  570849 , difficulty:  1593059 , date:  "2015-07-21 13:36:40" },
  { height:  570850 , difficulty:  1588737 , date:  "2015-07-21 13:38:24" },
  { height:  570851 , difficulty:  1588961 , date:  "2015-07-21 13:39:13" },
  { height:  570852 , difficulty:  1587944 , date:  "2015-07-21 13:39:17" },
  { height:  570853 , difficulty:  1594167 , date:  "2015-07-21 13:41:39" },
  { height:  570854 , difficulty:  1595776 , date:  "2015-07-21 13:41:44" },
  { height:  570855 , difficulty:  1591684 , date:  "2015-07-21 13:43:02" },
  { height:  570856 , difficulty:  1591498 , date:  "2015-07-21 13:43:18" },
  { height:  570857 , difficulty:  1592250 , date:  "2015-07-21 13:43:36" },
  { height:  570858 , difficulty:  1593571 , date:  "2015-07-21 13:44:09" },
  { height:  570859 , difficulty:  1594333 , date:  "2015-07-21 13:47:05" },
  { height:  570860 , difficulty:  1598741 , date:  "2015-07-21 13:47:54" },
  { height:  570861 , difficulty:  1599870 , date:  "2015-07-21 13:50:47" },
  { height:  570862 , difficulty:  1593340 , date:  "2015-07-21 13:51:56" },
  { height:  570863 , difficulty:  1593157 , date:  "2015-07-21 13:56:22" },
  { height:  570864 , difficulty:  1595853 , date:  "2015-07-21 13:56:31" },
  { height:  570865 , difficulty:  1593621 , date:  "2015-07-21 13:56:33" },
  { height:  570866 , difficulty:  1595345 , date:  "2015-07-21 13:56:45" },
  { height:  570867 , difficulty:  1589526 , date:  "2015-07-21 13:57:29" },
  { height:  570868 , difficulty:  1583372 , date:  "2015-07-21 13:58:01" },
  { height:  570869 , difficulty:  1592564 , date:  "2015-07-21 14:00:14" },
  { height:  570870 , difficulty:  1591916 , date:  "2015-07-21 14:00:43" },
  { height:  570871 , difficulty:  1591402 , date:  "2015-07-21 14:01:28" },
  { height:  570872 , difficulty:  1590844 , date:  "2015-07-21 14:02:28" },
  { height:  570873 , difficulty:  1590724 , date:  "2015-07-21 14:04:29" },
  { height:  570874 , difficulty:  1596454 , date:  "2015-07-21 14:04:35" },
  { height:  570875 , difficulty:  1597336 , date:  "2015-07-21 14:05:00" },
  { height:  570876 , difficulty:  1597297 , date:  "2015-07-21 14:06:00" },
  { height:  570877 , difficulty:  1597777 , date:  "2015-07-21 14:06:30" },
  { height:  570878 , difficulty:  1597347 , date:  "2015-07-21 14:08:32" },
  { height:  570879 , difficulty:  1598004 , date:  "2015-07-21 14:09:19" },
  { height:  570880 , difficulty:  1591524 , date:  "2015-07-21 14:10:46" },
  { height:  570881 , difficulty:  1591776 , date:  "2015-07-21 14:12:07" },
  { height:  570882 , difficulty:  1591731 , date:  "2015-07-21 14:12:15" },
  { height:  570883 , difficulty:  1579869 , date:  "2015-07-21 14:12:56" },
  { height:  570884 , difficulty:  1581673 , date:  "2015-07-21 14:13:02" },
  { height:  570885 , difficulty:  1580986 , date:  "2015-07-21 14:15:49" },
  { height:  570886 , difficulty:  1586037 , date:  "2015-07-21 14:17:06" },
  { height:  570887 , difficulty:  1584211 , date:  "2015-07-21 14:17:22" },
  { height:  570888 , difficulty:  1583544 , date:  "2015-07-21 14:17:37" },
  { height:  570889 , difficulty:  1600561 , date:  "2015-07-21 14:18:03" },
  { height:  570890 , difficulty:  1599349 , date:  "2015-07-21 14:21:24" },
  { height:  570891 , difficulty:  1600352 , date:  "2015-07-21 14:22:18" },
  { height:  570892 , difficulty:  1599298 , date:  "2015-07-21 14:22:22" },
  { height:  570893 , difficulty:  1598564 , date:  "2015-07-21 14:24:56" },
  { height:  570894 , difficulty:  1598354 , date:  "2015-07-21 14:25:01" },
  { height:  570895 , difficulty:  1597353 , date:  "2015-07-21 14:26:54" },
  { height:  570896 , difficulty:  1591140 , date:  "2015-07-21 14:31:33" },
  { height:  570897 , difficulty:  1590552 , date:  "2015-07-21 14:31:55" },
  { height:  570898 , difficulty:  1589740 , date:  "2015-07-21 14:32:04" },
  { height:  570899 , difficulty:  1588262 , date:  "2015-07-21 14:32:37" },
  { height:  570900 , difficulty:  1589789 , date:  "2015-07-21 14:33:01" },
  { height:  570901 , difficulty:  1589086 , date:  "2015-07-21 14:33:19" },
  { height:  570902 , difficulty:  1596022 , date:  "2015-07-21 14:36:39" },
  { height:  570903 , difficulty:  1596431 , date:  "2015-07-21 14:36:56" },
  { height:  570904 , difficulty:  1594529 , date:  "2015-07-21 14:37:38" },
  { height:  570905 , difficulty:  1592774 , date:  "2015-07-21 14:39:03" },
  { height:  570906 , difficulty:  1591894 , date:  "2015-07-21 14:39:50" },
  { height:  570907 , difficulty:  1597068 , date:  "2015-07-21 14:39:55" },
  { height:  570908 , difficulty:  1593055 , date:  "2015-07-21 14:40:03" },
  { height:  570909 , difficulty:  1593994 , date:  "2015-07-21 14:40:18" },
  { height:  570910 , difficulty:  1592670 , date:  "2015-07-21 14:40:54" },
  { height:  570911 , difficulty:  1595215 , date:  "2015-07-21 14:42:25" },
  { height:  570912 , difficulty:  1592925 , date:  "2015-07-21 14:42:57" },
  { height:  570913 , difficulty:  1595307 , date:  "2015-07-21 14:44:55" },
  { height:  570914 , difficulty:  1596318 , date:  "2015-07-21 14:46:20" },
  { height:  570915 , difficulty:  1596755 , date:  "2015-07-21 14:47:01" },
  { height:  570916 , difficulty:  1597404 , date:  "2015-07-21 14:48:01" },
  { height:  570917 , difficulty:  1598012 , date:  "2015-07-21 14:48:19" },
  { height:  570918 , difficulty:  1601561 , date:  "2015-07-21 14:48:29" },
  { height:  570919 , difficulty:  1602583 , date:  "2015-07-21 14:49:01" },
  { height:  570920 , difficulty:  1610633 , date:  "2015-07-21 14:51:37" },
  { height:  570921 , difficulty:  1613882 , date:  "2015-07-21 14:52:01" },
  { height:  570922 , difficulty:  1615425 , date:  "2015-07-21 14:53:31" },
  { height:  570923 , difficulty:  1616220 , date:  "2015-07-21 14:53:55" },
  { height:  570924 , difficulty:  1617013 , date:  "2015-07-21 14:55:48" },
  { height:  570925 , difficulty:  1615364 , date:  "2015-07-21 14:56:05" },
  { height:  570926 , difficulty:  1618819 , date:  "2015-07-21 14:56:49" },
  { height:  570927 , difficulty:  1622156 , date:  "2015-07-21 14:59:02" },
  { height:  570928 , difficulty:  1621898 , date:  "2015-07-21 14:59:40" },
  { height:  570929 , difficulty:  1623527 , date:  "2015-07-21 14:59:55" },
  { height:  570930 , difficulty:  1623246 , date:  "2015-07-21 15:00:18" },
  { height:  570931 , difficulty:  1626382 , date:  "2015-07-21 15:00:43" },
  { height:  570932 , difficulty:  1626360 , date:  "2015-07-21 15:01:30" },
  { height:  570933 , difficulty:  1627674 , date:  "2015-07-21 15:01:33" },
  { height:  570934 , difficulty:  1627238 , date:  "2015-07-21 15:01:44" },
  { height:  570935 , difficulty:  1620398 , date:  "2015-07-21 15:01:45" },
  { height:  570936 , difficulty:  1618198 , date:  "2015-07-21 15:02:00" },
  { height:  570937 , difficulty:  1611357 , date:  "2015-07-21 15:02:28" },
  { height:  570938 , difficulty:  1609306 , date:  "2015-07-21 15:03:52" },
  { height:  570939 , difficulty:  1599683 , date:  "2015-07-21 15:03:59" },
  { height:  570940 , difficulty:  1601300 , date:  "2015-07-21 15:04:06" },
  { height:  570941 , difficulty:  1606847 , date:  "2015-07-21 15:07:51" },
  { height:  570942 , difficulty:  1606333 , date:  "2015-07-21 15:08:05" },
  { height:  570943 , difficulty:  1615387 , date:  "2015-07-21 15:08:12" },
  { height:  570944 , difficulty:  1614798 , date:  "2015-07-21 15:08:37" },
  { height:  570945 , difficulty:  1610724 , date:  "2015-07-21 15:09:24" },
  { height:  570946 , difficulty:  1610617 , date:  "2015-07-21 15:09:30" },
  { height:  570947 , difficulty:  1609793 , date:  "2015-07-21 15:10:41" },
  { height:  570948 , difficulty:  1608341 , date:  "2015-07-21 15:12:11" },
  { height:  570949 , difficulty:  1605716 , date:  "2015-07-21 15:12:34" },
  { height:  570950 , difficulty:  1605618 , date:  "2015-07-21 15:12:43" },
  { height:  570951 , difficulty:  1608883 , date:  "2015-07-21 15:16:28" },
  { height:  570952 , difficulty:  1609328 , date:  "2015-07-21 15:16:30" },
  { height:  570953 , difficulty:  1614738 , date:  "2015-07-21 15:17:12" },
  { height:  570954 , difficulty:  1609272 , date:  "2015-07-21 15:19:38" },
  { height:  570955 , difficulty:  1609575 , date:  "2015-07-21 15:19:40" },
  { height:  570956 , difficulty:  1608110 , date:  "2015-07-21 15:20:44" },
  { height:  570957 , difficulty:  1604544 , date:  "2015-07-21 15:21:00" },
  { height:  570958 , difficulty:  1610579 , date:  "2015-07-21 15:22:59" },
  { height:  570959 , difficulty:  1608738 , date:  "2015-07-21 15:24:18" },
  { height:  570960 , difficulty:  1611853 , date:  "2015-07-21 15:24:23" },
  { height:  570961 , difficulty:  1611318 , date:  "2015-07-21 15:25:01" },
  { height:  570962 , difficulty:  1608279 , date:  "2015-07-21 15:25:03" },
  { height:  570963 , difficulty:  1608565 , date:  "2015-07-21 15:25:05" },
  { height:  570964 , difficulty:  1616531 , date:  "2015-07-21 15:27:37" },
  { height:  570965 , difficulty:  1618144 , date:  "2015-07-21 15:28:24" },
  { height:  570966 , difficulty:  1610061 , date:  "2015-07-21 15:28:28" },
  { height:  570967 , difficulty:  1609935 , date:  "2015-07-21 15:32:51" },
  { height:  570968 , difficulty:  1609898 , date:  "2015-07-21 15:33:23" },
  { height:  570969 , difficulty:  1605145 , date:  "2015-07-21 15:33:25" },
  { height:  570970 , difficulty:  1605242 , date:  "2015-07-21 15:34:11" },
  { height:  570971 , difficulty:  1605780 , date:  "2015-07-21 15:34:17" },
  { height:  570972 , difficulty:  1596367 , date:  "2015-07-21 15:34:28" },
  { height:  570973 , difficulty:  1599287 , date:  "2015-07-21 15:35:00" },
  { height:  570974 , difficulty:  1600378 , date:  "2015-07-21 15:35:10" },
  { height:  570975 , difficulty:  1604730 , date:  "2015-07-21 15:35:56" },
  { height:  570976 , difficulty:  1605293 , date:  "2015-07-21 15:35:58" },
  { height:  570977 , difficulty:  1609040 , date:  "2015-07-21 15:37:06" },
  { height:  570978 , difficulty:  1600122 , date:  "2015-07-21 15:37:12" },
  { height:  570979 , difficulty:  1601499 , date:  "2015-07-21 15:38:48" },
  { height:  570980 , difficulty:  1599659 , date:  "2015-07-21 15:39:32" },
  { height:  570981 , difficulty:  1600974 , date:  "2015-07-21 15:39:52" },
  { height:  570982 , difficulty:  1598851 , date:  "2015-07-21 15:40:35" },
  { height:  570983 , difficulty:  1599953 , date:  "2015-07-21 15:40:53" },
  { height:  570984 , difficulty:  1604627 , date:  "2015-07-21 15:40:58" },
  { height:  570985 , difficulty:  1607938 , date:  "2015-07-21 15:41:48" },
  { height:  570986 , difficulty:  1608057 , date:  "2015-07-21 15:42:03" },
  { height:  570987 , difficulty:  1608321 , date:  "2015-07-21 15:43:47" },
  { height:  570988 , difficulty:  1608309 , date:  "2015-07-21 15:43:53" },
  { height:  570989 , difficulty:  1604532 , date:  "2015-07-21 15:44:34" },
  { height:  570990 , difficulty:  1600856 , date:  "2015-07-21 15:45:15" },
  { height:  570991 , difficulty:  1602097 , date:  "2015-07-21 15:45:39" },
  { height:  570992 , difficulty:  1601637 , date:  "2015-07-21 15:50:06" },
  { height:  570993 , difficulty:  1600823 , date:  "2015-07-21 15:50:13" },
  { height:  570994 , difficulty:  1603689 , date:  "2015-07-21 15:51:00" },
  { height:  570995 , difficulty:  1602314 , date:  "2015-07-21 15:51:00" },
  { height:  570996 , difficulty:  1597309 , date:  "2015-07-21 15:51:07" },
  { height:  570997 , difficulty:  1605440 , date:  "2015-07-21 15:52:06" },
  { height:  570998 , difficulty:  1601414 , date:  "2015-07-21 15:53:09" },
  { height:  570999 , difficulty:  1600972 , date:  "2015-07-21 15:54:37" },
  { height:  571000 , difficulty:  1596516 , date:  "2015-07-21 15:54:59" },
  { height:  571001 , difficulty:  1598420 , date:  "2015-07-21 15:56:00" },
  { height:  571002 , difficulty:  1596512 , date:  "2015-07-21 15:59:04" },
  { height:  571003 , difficulty:  1592189 , date:  "2015-07-21 15:59:37" },
  { height:  571004 , difficulty:  1591898 , date:  "2015-07-21 15:59:58" },
  { height:  571005 , difficulty:  1600001 , date:  "2015-07-21 16:00:14" },
  { height:  571006 , difficulty:  1598953 , date:  "2015-07-21 16:02:18" },
  { height:  571007 , difficulty:  1603362 , date:  "2015-07-21 16:02:22" },
  { height:  571008 , difficulty:  1615493 , date:  "2015-07-21 16:04:28" },
  { height:  571009 , difficulty:  1621918 , date:  "2015-07-21 16:05:49" },
  { height:  571010 , difficulty:  1621535 , date:  "2015-07-21 16:07:08" },
  { height:  571011 , difficulty:  1622327 , date:  "2015-07-21 16:10:30" },
  { height:  571012 , difficulty:  1632726 , date:  "2015-07-21 16:10:32" },
  { height:  571013 , difficulty:  1632304 , date:  "2015-07-21 16:10:44" },
  { height:  571014 , difficulty:  1629144 , date:  "2015-07-21 16:10:49" },
  { height:  571015 , difficulty:  1629344 , date:  "2015-07-21 16:11:08" },
  { height:  571016 , difficulty:  1629086 , date:  "2015-07-21 16:12:20" },
  { height:  571017 , difficulty:  1618999 , date:  "2015-07-21 16:12:21" },
  { height:  571018 , difficulty:  1618339 , date:  "2015-07-21 16:12:29" },
  { height:  571019 , difficulty:  1623146 , date:  "2015-07-21 16:12:37" },
  { height:  571020 , difficulty:  1623873 , date:  "2015-07-21 16:12:40" },
  { height:  571021 , difficulty:  1623678 , date:  "2015-07-21 16:15:24" },
  { height:  571022 , difficulty:  1623529 , date:  "2015-07-21 16:15:55" },
  { height:  571023 , difficulty:  1623731 , date:  "2015-07-21 16:16:00" },
  { height:  571024 , difficulty:  1622182 , date:  "2015-07-21 16:16:40" },
  { height:  571025 , difficulty:  1622655 , date:  "2015-07-21 16:17:32" },
  { height:  571026 , difficulty:  1642335 , date:  "2015-07-21 16:18:01" },
  { height:  571027 , difficulty:  1640612 , date:  "2015-07-21 16:18:31" },
  { height:  571028 , difficulty:  1651369 , date:  "2015-07-21 16:18:36" },
  { height:  571029 , difficulty:  1649463 , date:  "2015-07-21 16:20:05" },
  { height:  571030 , difficulty:  1644806 , date:  "2015-07-21 16:21:11" },
  { height:  571031 , difficulty:  1645783 , date:  "2015-07-21 16:21:14" },
  { height:  571032 , difficulty:  1647208 , date:  "2015-07-21 16:22:44" },
  { height:  571033 , difficulty:  1648108 , date:  "2015-07-21 16:22:45" },
  { height:  571034 , difficulty:  1644053 , date:  "2015-07-21 16:24:42" },
  { height:  571035 , difficulty:  1640669 , date:  "2015-07-21 16:26:32" },
  { height:  571036 , difficulty:  1645770 , date:  "2015-07-21 16:27:35" },
  { height:  571037 , difficulty:  1643943 , date:  "2015-07-21 16:28:39" },
  { height:  571038 , difficulty:  1646124 , date:  "2015-07-21 16:30:54" },
  { height:  571039 , difficulty:  1646038 , date:  "2015-07-21 16:30:55" },
  { height:  571040 , difficulty:  1639472 , date:  "2015-07-21 16:31:00" },
  { height:  571041 , difficulty:  1640309 , date:  "2015-07-21 16:31:21" },
  { height:  571042 , difficulty:  1649599 , date:  "2015-07-21 16:33:45" },
  { height:  571043 , difficulty:  1637683 , date:  "2015-07-21 16:33:49" },
  { height:  571044 , difficulty:  1640710 , date:  "2015-07-21 16:34:36" },
  { height:  571045 , difficulty:  1640631 , date:  "2015-07-21 16:35:06" },
  { height:  571046 , difficulty:  1640161 , date:  "2015-07-21 16:35:25" },
  { height:  571047 , difficulty:  1641394 , date:  "2015-07-21 16:36:49" },
  { height:  571048 , difficulty:  1640951 , date:  "2015-07-21 16:38:21" },
  { height:  571049 , difficulty:  1640568 , date:  "2015-07-21 16:38:53" },
  { height:  571050 , difficulty:  1641316 , date:  "2015-07-21 16:39:24" },
  { height:  571051 , difficulty:  1639823 , date:  "2015-07-21 16:40:57" },
  { height:  571052 , difficulty:  1647161 , date:  "2015-07-21 16:41:48" },
  { height:  571053 , difficulty:  1655680 , date:  "2015-07-21 16:41:54" },
  { height:  571054 , difficulty:  1657175 , date:  "2015-07-21 16:46:04" },
  { height:  571055 , difficulty:  1662822 , date:  "2015-07-21 16:47:03" },
  { height:  571056 , difficulty:  1668356 , date:  "2015-07-21 16:47:10" },
  { height:  571057 , difficulty:  1670320 , date:  "2015-07-21 16:49:15" },
  { height:  571058 , difficulty:  1668181 , date:  "2015-07-21 16:49:19" },
  { height:  571059 , difficulty:  1669994 , date:  "2015-07-21 16:50:42" },
  { height:  571060 , difficulty:  1674815 , date:  "2015-07-21 16:51:50" },
  { height:  571061 , difficulty:  1688951 , date:  "2015-07-21 16:52:10" },
  { height:  571062 , difficulty:  1712624 , date:  "2015-07-21 16:52:43" },
  { height:  571063 , difficulty:  1707394 , date:  "2015-07-21 16:54:54" },
  { height:  571064 , difficulty:  1719294 , date:  "2015-07-21 16:55:32" },
  { height:  571065 , difficulty:  1719212 , date:  "2015-07-21 16:56:07" },
  { height:  571066 , difficulty:  1717055 , date:  "2015-07-21 16:57:35" },
  { height:  571067 , difficulty:  1717848 , date:  "2015-07-21 16:58:37" },
  { height:  571068 , difficulty:  1704845 , date:  "2015-07-21 16:59:40" },
  { height:  571069 , difficulty:  1705710 , date:  "2015-07-21 17:00:05" },
  { height:  571070 , difficulty:  1708627 , date:  "2015-07-21 17:00:19" },
  { height:  571071 , difficulty:  1716130 , date:  "2015-07-21 17:00:30" },
  { height:  571072 , difficulty:  1729328 , date:  "2015-07-21 17:01:05" },
  { height:  571073 , difficulty:  1726898 , date:  "2015-07-21 17:03:39" },
  { height:  571074 , difficulty:  1729899 , date:  "2015-07-21 17:03:51" },
  { height:  571075 , difficulty:  1733847 , date:  "2015-07-21 17:03:57" },
  { height:  571076 , difficulty:  1737966 , date:  "2015-07-21 17:04:56" },
  { height:  571077 , difficulty:  1735543 , date:  "2015-07-21 17:05:08" },
  { height:  571078 , difficulty:  1749319 , date:  "2015-07-21 17:06:30" },
  { height:  571079 , difficulty:  1760961 , date:  "2015-07-21 17:06:48" },
  { height:  571080 , difficulty:  1761650 , date:  "2015-07-21 17:07:36" },
  { height:  571081 , difficulty:  1776075 , date:  "2015-07-21 17:07:45" },
  { height:  571082 , difficulty:  1770722 , date:  "2015-07-21 17:08:11" },
  { height:  571083 , difficulty:  1773207 , date:  "2015-07-21 17:09:39" },
  { height:  571084 , difficulty:  1771326 , date:  "2015-07-21 17:10:53" },
  { height:  571085 , difficulty:  1775255 , date:  "2015-07-21 17:10:55" },
  { height:  571086 , difficulty:  1773773 , date:  "2015-07-21 17:14:25" },
  { height:  571087 , difficulty:  1777487 , date:  "2015-07-21 17:15:38" },
  { height:  571088 , difficulty:  1777647 , date:  "2015-07-21 17:15:59" },
  { height:  571089 , difficulty:  1790025 , date:  "2015-07-21 17:16:40" },
  { height:  571090 , difficulty:  1801775 , date:  "2015-07-21 17:19:00" },
  { height:  571091 , difficulty:  1800792 , date:  "2015-07-21 17:21:32" },
  { height:  571092 , difficulty:  1808312 , date:  "2015-07-21 17:23:31" },
  { height:  571093 , difficulty:  1808387 , date:  "2015-07-21 17:28:26" },
  { height:  571094 , difficulty:  1809150 , date:  "2015-07-21 17:29:30" },
  { height:  571095 , difficulty:  1810907 , date:  "2015-07-21 17:29:55" },
  { height:  571096 , difficulty:  1810883 , date:  "2015-07-21 17:31:43" },
  { height:  571097 , difficulty:  1803858 , date:  "2015-07-21 17:32:19" },
  { height:  571098 , difficulty:  1802108 , date:  "2015-07-21 17:32:41" },
  { height:  571099 , difficulty:  1802806 , date:  "2015-07-21 17:33:58" },
  { height:  571100 , difficulty:  1802251 , date:  "2015-07-21 17:35:14" },
  { height:  571101 , difficulty:  1800789 , date:  "2015-07-21 17:35:58" },
  { height:  571102 , difficulty:  1806179 , date:  "2015-07-21 17:36:32" },
  { height:  571103 , difficulty:  1805870 , date:  "2015-07-21 17:37:21" },
  { height:  571104 , difficulty:  1810644 , date:  "2015-07-21 17:37:32" },
  { height:  571105 , difficulty:  1805659 , date:  "2015-07-21 17:38:37" },
  { height:  571106 , difficulty:  1804001 , date:  "2015-07-21 17:38:40" },
  { height:  571107 , difficulty:  1804290 , date:  "2015-07-21 17:39:03" },
  { height:  571108 , difficulty:  1801053 , date:  "2015-07-21 17:40:24" },
  { height:  571109 , difficulty:  1802088 , date:  "2015-07-21 17:40:30" },
  { height:  571110 , difficulty:  1798676 , date:  "2015-07-21 17:41:23" },
  { height:  571111 , difficulty:  1792782 , date:  "2015-07-21 17:41:54" },
  { height:  571112 , difficulty:  1792564 , date:  "2015-07-21 17:41:59" },
  { height:  571113 , difficulty:  1794423 , date:  "2015-07-21 17:42:16" },
  { height:  571114 , difficulty:  1794985 , date:  "2015-07-21 17:44:18" },
  { height:  571115 , difficulty:  1796736 , date:  "2015-07-21 17:48:55" },
  { height:  571116 , difficulty:  1799159 , date:  "2015-07-21 17:48:58" },
  { height:  571117 , difficulty:  1800684 , date:  "2015-07-21 17:50:04" },
  { height:  571118 , difficulty:  1792715 , date:  "2015-07-21 17:51:03" },
  { height:  571119 , difficulty:  1796777 , date:  "2015-07-21 17:51:07" },
  { height:  571120 , difficulty:  1796270 , date:  "2015-07-21 17:52:31" },
  { height:  571121 , difficulty:  1795876 , date:  "2015-07-21 17:53:55" },
  { height:  571122 , difficulty:  1798312 , date:  "2015-07-21 17:54:11" },
  { height:  571123 , difficulty:  1794352 , date:  "2015-07-21 17:54:17" },
  { height:  571124 , difficulty:  1790353 , date:  "2015-07-21 18:01:08" },
  { height:  571125 , difficulty:  1789231 , date:  "2015-07-21 18:01:36" },
  { height:  571126 , difficulty:  1787549 , date:  "2015-07-21 18:01:47" },
  { height:  571127 , difficulty:  1785749 , date:  "2015-07-21 18:03:03" },
  { height:  571128 , difficulty:  1784140 , date:  "2015-07-21 18:03:18" },
  { height:  571129 , difficulty:  1789846 , date:  "2015-07-21 18:05:18" },
  { height:  571130 , difficulty:  1777612 , date:  "2015-07-21 18:06:09" },
  { height:  571131 , difficulty:  1778797 , date:  "2015-07-21 18:06:35" },
  { height:  571132 , difficulty:  1778781 , date:  "2015-07-21 18:07:02" },
  { height:  571133 , difficulty:  1773006 , date:  "2015-07-21 18:07:46" },
  { height:  571134 , difficulty:  1773423 , date:  "2015-07-21 18:09:18" },
  { height:  571135 , difficulty:  1778312 , date:  "2015-07-21 18:10:15" },
  { height:  571136 , difficulty:  1782297 , date:  "2015-07-21 18:10:16" },
  { height:  571137 , difficulty:  1782326 , date:  "2015-07-21 18:11:48" },
  { height:  571138 , difficulty:  1784442 , date:  "2015-07-21 18:14:21" },
  { height:  571139 , difficulty:  1782465 , date:  "2015-07-21 18:14:26" },
  { height:  571140 , difficulty:  1780699 , date:  "2015-07-21 18:16:12" },
  { height:  571141 , difficulty:  1780314 , date:  "2015-07-21 18:18:09" },
  { height:  571142 , difficulty:  1778421 , date:  "2015-07-21 18:18:42" },
  { height:  571143 , difficulty:  1779193 , date:  "2015-07-21 18:18:49" },
  { height:  571144 , difficulty:  1782211 , date:  "2015-07-21 18:19:13" },
  { height:  571145 , difficulty:  1781395 , date:  "2015-07-21 18:21:21" },
  { height:  571146 , difficulty:  1781534 , date:  "2015-07-21 18:24:19" },
  { height:  571147 , difficulty:  1781920 , date:  "2015-07-21 18:24:36" },
  { height:  571148 , difficulty:  1780903 , date:  "2015-07-21 18:25:26" },
  { height:  571149 , difficulty:  1773078 , date:  "2015-07-21 18:25:30" },
  { height:  571150 , difficulty:  1773834 , date:  "2015-07-21 18:25:39" },
  { height:  571151 , difficulty:  1777094 , date:  "2015-07-21 18:26:47" },
  { height:  571152 , difficulty:  1785947 , date:  "2015-07-21 18:28:05" },
  { height:  571153 , difficulty:  1785903 , date:  "2015-07-21 18:29:32" },
  { height:  571154 , difficulty:  1782122 , date:  "2015-07-21 18:30:39" },
  { height:  571155 , difficulty:  1782224 , date:  "2015-07-21 18:30:51" },
  { height:  571156 , difficulty:  1788849 , date:  "2015-07-21 18:31:00" },
  { height:  571157 , difficulty:  1792415 , date:  "2015-07-21 18:31:46" },
  { height:  571158 , difficulty:  1796825 , date:  "2015-07-21 18:32:03" },
  { height:  571159 , difficulty:  1794461 , date:  "2015-07-21 18:32:07" },
  { height:  571160 , difficulty:  1791826 , date:  "2015-07-21 18:33:02" },
  { height:  571161 , difficulty:  1792355 , date:  "2015-07-21 18:33:20" },
  { height:  571162 , difficulty:  1783719 , date:  "2015-07-21 18:33:58" },
  { height:  571163 , difficulty:  1783045 , date:  "2015-07-21 18:34:48" },
  { height:  571164 , difficulty:  1788208 , date:  "2015-07-21 18:35:13" },
  { height:  571165 , difficulty:  1788555 , date:  "2015-07-21 18:37:25" },
  { height:  571166 , difficulty:  1785648 , date:  "2015-07-21 18:38:03" },
  { height:  571167 , difficulty:  1779869 , date:  "2015-07-21 18:38:13" },
  { height:  571168 , difficulty:  1774650 , date:  "2015-07-21 18:39:37" },
  { height:  571169 , difficulty:  1765211 , date:  "2015-07-21 18:40:02" },
  { height:  571170 , difficulty:  1777091 , date:  "2015-07-21 18:42:22" },
  { height:  571171 , difficulty:  1778097 , date:  "2015-07-21 18:44:45" },
  { height:  571172 , difficulty:  1772778 , date:  "2015-07-21 18:45:05" },
  { height:  571173 , difficulty:  1773378 , date:  "2015-07-21 18:45:09" },
  { height:  571174 , difficulty:  1777811 , date:  "2015-07-21 18:47:27" },
  { height:  571175 , difficulty:  1775106 , date:  "2015-07-21 18:48:11" },
  { height:  571176 , difficulty:  1779272 , date:  "2015-07-21 18:49:07" },
  { height:  571177 , difficulty:  1779028 , date:  "2015-07-21 18:49:43" },
  { height:  571178 , difficulty:  1778748 , date:  "2015-07-21 18:51:40" },
  { height:  571179 , difficulty:  1781166 , date:  "2015-07-21 18:54:37" },
  { height:  571180 , difficulty:  1784595 , date:  "2015-07-21 18:55:16" },
  { height:  571181 , difficulty:  1781822 , date:  "2015-07-21 18:55:21" },
  { height:  571182 , difficulty:  1784668 , date:  "2015-07-21 18:55:34" },
  { height:  571183 , difficulty:  1786188 , date:  "2015-07-21 18:55:38" },
  { height:  571184 , difficulty:  1783591 , date:  "2015-07-21 18:57:00" },
  { height:  571185 , difficulty:  1783921 , date:  "2015-07-21 18:57:31" },
  { height:  571186 , difficulty:  1792294 , date:  "2015-07-21 19:00:30" },
  { height:  571187 , difficulty:  1791434 , date:  "2015-07-21 19:04:49" },
  { height:  571188 , difficulty:  1792473 , date:  "2015-07-21 19:05:24" },
  { height:  571189 , difficulty:  1793743 , date:  "2015-07-21 19:07:11" },
  { height:  571190 , difficulty:  1804121 , date:  "2015-07-21 19:08:29" },
  { height:  571191 , difficulty:  1789618 , date:  "2015-07-21 19:08:38" },
  { height:  571192 , difficulty:  1793734 , date:  "2015-07-21 19:09:01" },
  { height:  571193 , difficulty:  1794349 , date:  "2015-07-21 19:09:54" },
  { height:  571194 , difficulty:  1796288 , date:  "2015-07-21 19:09:57" },
  { height:  571195 , difficulty:  1803859 , date:  "2015-07-21 19:11:15" },
  { height:  571196 , difficulty:  1799917 , date:  "2015-07-21 19:11:23" },
  { height:  571197 , difficulty:  1799573 , date:  "2015-07-21 19:11:41" },
  { height:  571198 , difficulty:  1808527 , date:  "2015-07-21 19:11:44" },
  { height:  571199 , difficulty:  1809932 , date:  "2015-07-21 19:13:19" },
  { height:  571200 , difficulty:  1789180 , date:  "2015-07-21 19:13:44" },
  { height:  571201 , difficulty:  1788272 , date:  "2015-07-21 19:15:03" },
  { height:  571202 , difficulty:  1793235 , date:  "2015-07-21 19:15:42" },
  { height:  571203 , difficulty:  1789543 , date:  "2015-07-21 19:16:11" },
  { height:  571204 , difficulty:  1789675 , date:  "2015-07-21 19:16:20" },
  { height:  571205 , difficulty:  1784197 , date:  "2015-07-21 19:17:41" },
  { height:  571206 , difficulty:  1783391 , date:  "2015-07-21 19:18:07" },
  { height:  571207 , difficulty:  1785286 , date:  "2015-07-21 19:19:39" },
  { height:  571208 , difficulty:  1787294 , date:  "2015-07-21 19:20:01" },
  { height:  571209 , difficulty:  1787032 , date:  "2015-07-21 19:20:07" },
  { height:  571210 , difficulty:  1782591 , date:  "2015-07-21 19:20:20" },
  { height:  571211 , difficulty:  1781190 , date:  "2015-07-21 19:23:36" },
  { height:  571212 , difficulty:  1785505 , date:  "2015-07-21 19:24:47" },
  { height:  571213 , difficulty:  1781153 , date:  "2015-07-21 19:25:32" },
  { height:  571214 , difficulty:  1778514 , date:  "2015-07-21 19:28:54" },
  { height:  571215 , difficulty:  1780081 , date:  "2015-07-21 19:30:20" },
  { height:  571216 , difficulty:  1776454 , date:  "2015-07-21 19:30:48" },
  { height:  571217 , difficulty:  1771761 , date:  "2015-07-21 19:31:01" },
  { height:  571218 , difficulty:  1771079 , date:  "2015-07-21 19:33:00" },
  { height:  571219 , difficulty:  1774451 , date:  "2015-07-21 19:33:02" },
  { height:  571220 , difficulty:  1773614 , date:  "2015-07-21 19:33:12" },
  { height:  571221 , difficulty:  1768344 , date:  "2015-07-21 19:34:55" },
  { height:  571222 , difficulty:  1760170 , date:  "2015-07-21 19:35:18" },
  { height:  571223 , difficulty:  1759766 , date:  "2015-07-21 19:35:56" },
  { height:  571224 , difficulty:  1762754 , date:  "2015-07-21 19:41:13" },
  { height:  571225 , difficulty:  1764077 , date:  "2015-07-21 19:45:14" },
  { height:  571226 , difficulty:  1777491 , date:  "2015-07-21 19:45:16" },
  { height:  571227 , difficulty:  1774612 , date:  "2015-07-21 19:45:24" },
  { height:  571228 , difficulty:  1776303 , date:  "2015-07-21 19:46:04" },
  { height:  571229 , difficulty:  1780008 , date:  "2015-07-21 19:47:10" },
  { height:  571230 , difficulty:  1778789 , date:  "2015-07-21 19:49:57" },
  { height:  571231 , difficulty:  1780561 , date:  "2015-07-21 19:50:11" },
  { height:  571232 , difficulty:  1781755 , date:  "2015-07-21 19:51:27" },
  { height:  571233 , difficulty:  1781488 , date:  "2015-07-21 19:51:46" },
  { height:  571234 , difficulty:  1781879 , date:  "2015-07-21 19:52:27" },
  { height:  571235 , difficulty:  1784557 , date:  "2015-07-21 19:53:11" },
  { height:  571236 , difficulty:  1782265 , date:  "2015-07-21 19:53:40" },
  { height:  571237 , difficulty:  1782633 , date:  "2015-07-21 19:54:12" },
  { height:  571238 , difficulty:  1783370 , date:  "2015-07-21 19:55:55" },
  { height:  571239 , difficulty:  1781929 , date:  "2015-07-21 19:56:20" },
  { height:  571240 , difficulty:  1793753 , date:  "2015-07-21 20:02:09" },
  { height:  571241 , difficulty:  1788128 , date:  "2015-07-21 20:02:13" },
  { height:  571242 , difficulty:  1786962 , date:  "2015-07-21 20:04:44" },
  { height:  571243 , difficulty:  1787747 , date:  "2015-07-21 20:04:48" },
  { height:  571244 , difficulty:  1784093 , date:  "2015-07-21 20:05:52" },
  { height:  571245 , difficulty:  1785176 , date:  "2015-07-21 20:06:04" },
  { height:  571246 , difficulty:  1779974 , date:  "2015-07-21 20:06:55" },
  { height:  571247 , difficulty:  1773676 , date:  "2015-07-21 20:08:09" },
  { height:  571248 , difficulty:  1776874 , date:  "2015-07-21 20:10:57" },
  { height:  571249 , difficulty:  1777107 , date:  "2015-07-21 20:11:18" },
  { height:  571250 , difficulty:  1780221 , date:  "2015-07-21 20:12:18" },
  { height:  571251 , difficulty:  1780719 , date:  "2015-07-21 20:12:51" },
  { height:  571252 , difficulty:  1784770 , date:  "2015-07-21 20:13:26" },
  { height:  571253 , difficulty:  1785066 , date:  "2015-07-21 20:13:33" },
  { height:  571254 , difficulty:  1782313 , date:  "2015-07-21 20:14:00" },
  { height:  571255 , difficulty:  1776712 , date:  "2015-07-21 20:14:13" },
  { height:  571256 , difficulty:  1780213 , date:  "2015-07-21 20:14:24" },
  { height:  571257 , difficulty:  1784535 , date:  "2015-07-21 20:16:18" },
  { height:  571258 , difficulty:  1787679 , date:  "2015-07-21 20:18:39" },
  { height:  571259 , difficulty:  1788049 , date:  "2015-07-21 20:18:42" },
  { height:  571260 , difficulty:  1784164 , date:  "2015-07-21 20:20:28" },
  { height:  571261 , difficulty:  1788725 , date:  "2015-07-21 20:20:30" },
  { height:  571262 , difficulty:  1784482 , date:  "2015-07-21 20:20:34" },
  { height:  571263 , difficulty:  1771214 , date:  "2015-07-21 20:24:57" },
  { height:  571264 , difficulty:  1771757 , date:  "2015-07-21 20:25:33" },
  { height:  571265 , difficulty:  1766421 , date:  "2015-07-21 20:26:07" },
  { height:  571266 , difficulty:  1765136 , date:  "2015-07-21 20:28:29" },
  { height:  571267 , difficulty:  1768185 , date:  "2015-07-21 20:28:37" },
  { height:  571268 , difficulty:  1769759 , date:  "2015-07-21 20:30:52" },
  { height:  571269 , difficulty:  1772727 , date:  "2015-07-21 20:30:59" },
  { height:  571270 , difficulty:  1775552 , date:  "2015-07-21 20:32:06" },
  { height:  571271 , difficulty:  1772923 , date:  "2015-07-21 20:32:18" },
  { height:  571272 , difficulty:  1773237 , date:  "2015-07-21 20:33:30" },
  { height:  571273 , difficulty:  1772901 , date:  "2015-07-21 20:33:33" },
  { height:  571274 , difficulty:  1774790 , date:  "2015-07-21 20:36:03" },
  { height:  571275 , difficulty:  1774526 , date:  "2015-07-21 20:38:11" },
  { height:  571276 , difficulty:  1774385 , date:  "2015-07-21 20:39:19" },
  { height:  571277 , difficulty:  1771083 , date:  "2015-07-21 20:39:24" },
  { height:  571278 , difficulty:  1775981 , date:  "2015-07-21 20:39:51" },
  { height:  571279 , difficulty:  1775461 , date:  "2015-07-21 20:39:55" },
  { height:  571280 , difficulty:  1789468 , date:  "2015-07-21 20:40:08" },
  { height:  571281 , difficulty:  1789679 , date:  "2015-07-21 20:40:18" },
  { height:  571282 , difficulty:  1791851 , date:  "2015-07-21 20:42:54" },
  { height:  571283 , difficulty:  1789938 , date:  "2015-07-21 20:43:02" },
  { height:  571284 , difficulty:  1789331 , date:  "2015-07-21 20:45:28" },
  { height:  571285 , difficulty:  1790739 , date:  "2015-07-21 20:45:47" },
  { height:  571286 , difficulty:  1792081 , date:  "2015-07-21 20:45:54" },
  { height:  571287 , difficulty:  1786677 , date:  "2015-07-21 20:47:16" },
  { height:  571288 , difficulty:  1783422 , date:  "2015-07-21 20:47:29" },
  { height:  571289 , difficulty:  1783015 , date:  "2015-07-21 20:47:58" },
  { height:  571290 , difficulty:  1774181 , date:  "2015-07-21 20:48:06" },
  { height:  571291 , difficulty:  1773618 , date:  "2015-07-21 20:48:43" },
  { height:  571292 , difficulty:  1773896 , date:  "2015-07-21 20:50:59" },
  { height:  571293 , difficulty:  1780056 , date:  "2015-07-21 20:51:02" },
  { height:  571294 , difficulty:  1774862 , date:  "2015-07-21 20:52:05" },
  { height:  571295 , difficulty:  1781568 , date:  "2015-07-21 20:52:18" },
  { height:  571296 , difficulty:  1788809 , date:  "2015-07-21 20:52:26" },
  { height:  571297 , difficulty:  1783666 , date:  "2015-07-21 20:53:07" },
  { height:  571298 , difficulty:  1783701 , date:  "2015-07-21 21:00:20" },
  { height:  571299 , difficulty:  1790714 , date:  "2015-07-21 21:03:36" },
  { height:  571300 , difficulty:  1785654 , date:  "2015-07-21 21:03:39" },
  { height:  571301 , difficulty:  1776770 , date:  "2015-07-21 21:03:44" },
  { height:  571302 , difficulty:  1781135 , date:  "2015-07-21 21:03:50" },
  { height:  571303 , difficulty:  1783453 , date:  "2015-07-21 21:04:31" },
  { height:  571304 , difficulty:  1784598 , date:  "2015-07-21 21:04:54" },
  { height:  571305 , difficulty:  1784684 , date:  "2015-07-21 21:05:01" },
  { height:  571306 , difficulty:  1776391 , date:  "2015-07-21 21:05:04" },
  { height:  571307 , difficulty:  1781986 , date:  "2015-07-21 21:06:56" },
  { height:  571308 , difficulty:  1778957 , date:  "2015-07-21 21:08:07" },
  { height:  571309 , difficulty:  1779517 , date:  "2015-07-21 21:08:10" },
  { height:  571310 , difficulty:  1777777 , date:  "2015-07-21 21:09:49" },
  { height:  571311 , difficulty:  1776583 , date:  "2015-07-21 21:13:28" },
  { height:  571312 , difficulty:  1775488 , date:  "2015-07-21 21:13:30" },
  { height:  571313 , difficulty:  1774503 , date:  "2015-07-21 21:14:08" },
  { height:  571314 , difficulty:  1771506 , date:  "2015-07-21 21:17:06" },
  { height:  571315 , difficulty:  1771321 , date:  "2015-07-21 21:17:10" },
  { height:  571316 , difficulty:  1753706 , date:  "2015-07-21 21:18:28" },
  { height:  571317 , difficulty:  1756046 , date:  "2015-07-21 21:18:32" },
  { height:  571318 , difficulty:  1749767 , date:  "2015-07-21 21:21:17" },
  { height:  571319 , difficulty:  1753649 , date:  "2015-07-21 21:21:50" },
  { height:  571320 , difficulty:  1757645 , date:  "2015-07-21 21:24:22" },
  { height:  571321 , difficulty:  1760250 , date:  "2015-07-21 21:25:18" },
  { height:  571322 , difficulty:  1763579 , date:  "2015-07-21 21:26:37" },
  { height:  571323 , difficulty:  1761658 , date:  "2015-07-21 21:27:41" },
  { height:  571324 , difficulty:  1755893 , date:  "2015-07-21 21:28:18" },
  { height:  571325 , difficulty:  1755491 , date:  "2015-07-21 21:29:16" },
  { height:  571326 , difficulty:  1752979 , date:  "2015-07-21 21:29:44" },
  { height:  571327 , difficulty:  1764787 , date:  "2015-07-21 21:29:57" },
  { height:  571328 , difficulty:  1763495 , date:  "2015-07-21 21:30:31" },
  { height:  571329 , difficulty:  1769033 , date:  "2015-07-21 21:30:32" },
  { height:  571330 , difficulty:  1769844 , date:  "2015-07-21 21:32:43" },
  { height:  571331 , difficulty:  1770226 , date:  "2015-07-21 21:33:04" },
  { height:  571332 , difficulty:  1776125 , date:  "2015-07-21 21:34:48" },
  { height:  571333 , difficulty:  1773137 , date:  "2015-07-21 21:36:10" },
  { height:  571334 , difficulty:  1781152 , date:  "2015-07-21 21:36:42" },
  { height:  571335 , difficulty:  1781516 , date:  "2015-07-21 21:37:29" },
  { height:  571336 , difficulty:  1777983 , date:  "2015-07-21 21:38:37" },
  { height:  571337 , difficulty:  1781604 , date:  "2015-07-21 21:38:40" },
  { height:  571338 , difficulty:  1783573 , date:  "2015-07-21 21:38:51" },
  { height:  571339 , difficulty:  1770275 , date:  "2015-07-21 21:39:26" },
  { height:  571340 , difficulty:  1769459 , date:  "2015-07-21 21:39:41" },
  { height:  571341 , difficulty:  1769370 , date:  "2015-07-21 21:40:20" },
  { height:  571342 , difficulty:  1762466 , date:  "2015-07-21 21:40:25" },
  { height:  571343 , difficulty:  1768140 , date:  "2015-07-21 21:42:08" },
  { height:  571344 , difficulty:  1761993 , date:  "2015-07-21 21:42:19" },
  { height:  571345 , difficulty:  1766200 , date:  "2015-07-21 21:42:55" },
  { height:  571346 , difficulty:  1770906 , date:  "2015-07-21 21:43:04" },
  { height:  571347 , difficulty:  1770929 , date:  "2015-07-21 21:44:18" },
  { height:  571348 , difficulty:  1768687 , date:  "2015-07-21 21:44:43" },
  { height:  571349 , difficulty:  1773017 , date:  "2015-07-21 21:45:41" },
  { height:  571350 , difficulty:  1765580 , date:  "2015-07-21 21:46:09" },
  { height:  571351 , difficulty:  1760335 , date:  "2015-07-21 21:47:30" },
  { height:  571352 , difficulty:  1767084 , date:  "2015-07-21 21:47:31" },
  { height:  571353 , difficulty:  1768658 , date:  "2015-07-21 21:52:15" },
  { height:  571354 , difficulty:  1769570 , date:  "2015-07-21 21:52:15" },
  { height:  571355 , difficulty:  1772112 , date:  "2015-07-21 21:52:55" },
  { height:  571356 , difficulty:  1771964 , date:  "2015-07-21 21:53:23" },
  { height:  571357 , difficulty:  1779586 , date:  "2015-07-21 21:55:38" },
  { height:  571358 , difficulty:  1773108 , date:  "2015-07-21 21:55:44" },
  { height:  571359 , difficulty:  1774073 , date:  "2015-07-21 21:57:37" },
  { height:  571360 , difficulty:  1767578 , date:  "2015-07-21 21:57:38" },
  { height:  571361 , difficulty:  1770267 , date:  "2015-07-21 21:58:07" },
  { height:  571362 , difficulty:  1774493 , date:  "2015-07-21 21:58:21" },
  { height:  571363 , difficulty:  1776567 , date:  "2015-07-21 21:58:44" },
  { height:  571364 , difficulty:  1784844 , date:  "2015-07-21 21:58:50" },
  { height:  571365 , difficulty:  1785646 , date:  "2015-07-21 22:00:45" },
  { height:  571366 , difficulty:  1793934 , date:  "2015-07-21 22:00:53" },
  { height:  571367 , difficulty:  1795647 , date:  "2015-07-21 22:01:55" },
  { height:  571368 , difficulty:  1788916 , date:  "2015-07-21 22:02:23" },
  { height:  571369 , difficulty:  1789931 , date:  "2015-07-21 22:04:31" },
  { height:  571370 , difficulty:  1794910 , date:  "2015-07-21 22:04:55" },
  { height:  571371 , difficulty:  1795722 , date:  "2015-07-21 22:05:10" },
  { height:  571372 , difficulty:  1796611 , date:  "2015-07-21 22:05:18" },
  { height:  571373 , difficulty:  1800445 , date:  "2015-07-21 22:06:10" },
  { height:  571374 , difficulty:  1778325 , date:  "2015-07-21 22:06:16" },
  { height:  571375 , difficulty:  1771836 , date:  "2015-07-21 22:07:30" },
  { height:  571376 , difficulty:  1776123 , date:  "2015-07-21 22:08:55" },
  { height:  571377 , difficulty:  1777830 , date:  "2015-07-21 22:09:07" },
  { height:  571378 , difficulty:  1783408 , date:  "2015-07-21 22:09:14" },
  { height:  571379 , difficulty:  1788971 , date:  "2015-07-21 22:13:21" },
  { height:  571380 , difficulty:  1795485 , date:  "2015-07-21 22:14:13" },
  { height:  571381 , difficulty:  1795837 , date:  "2015-07-21 22:14:37" },
  { height:  571382 , difficulty:  1797303 , date:  "2015-07-21 22:15:23" },
  { height:  571383 , difficulty:  1792715 , date:  "2015-07-21 22:17:08" },
  { height:  571384 , difficulty:  1789533 , date:  "2015-07-21 22:20:01" },
  { height:  571385 , difficulty:  1797161 , date:  "2015-07-21 22:20:54" },
  { height:  571386 , difficulty:  1792248 , date:  "2015-07-21 22:22:20" },
  { height:  571387 , difficulty:  1781533 , date:  "2015-07-21 22:22:55" },
  { height:  571388 , difficulty:  1782714 , date:  "2015-07-21 22:24:05" },
  { height:  571389 , difficulty:  1786120 , date:  "2015-07-21 22:24:05" },
  { height:  571390 , difficulty:  1778104 , date:  "2015-07-21 22:24:12" },
  { height:  571391 , difficulty:  1780433 , date:  "2015-07-21 22:27:50" },
  { height:  571392 , difficulty:  1778887 , date:  "2015-07-21 22:30:17" },
  { height:  571393 , difficulty:  1779390 , date:  "2015-07-21 22:30:18" },
  { height:  571394 , difficulty:  1771814 , date:  "2015-07-21 22:30:35" },
  { height:  571395 , difficulty:  1771634 , date:  "2015-07-21 22:31:51" },
  { height:  571396 , difficulty:  1765545 , date:  "2015-07-21 22:32:10" },
  { height:  571397 , difficulty:  1763270 , date:  "2015-07-21 22:32:48" },
  { height:  571398 , difficulty:  1767881 , date:  "2015-07-21 22:33:05" },
  { height:  571399 , difficulty:  1766638 , date:  "2015-07-21 22:33:09" },
  { height:  571400 , difficulty:  1767085 , date:  "2015-07-21 22:34:11" },
  { height:  571401 , difficulty:  1766489 , date:  "2015-07-21 22:34:58" },
  { height:  571402 , difficulty:  1768374 , date:  "2015-07-21 22:35:19" },
  { height:  571403 , difficulty:  1769002 , date:  "2015-07-21 22:36:23" },
  { height:  571404 , difficulty:  1774515 , date:  "2015-07-21 22:37:42" },
  { height:  571405 , difficulty:  1776250 , date:  "2015-07-21 22:37:46" },
  { height:  571406 , difficulty:  1771985 , date:  "2015-07-21 22:38:22" },
  { height:  571407 , difficulty:  1775020 , date:  "2015-07-21 22:38:47" },
  { height:  571408 , difficulty:  1771437 , date:  "2015-07-21 22:43:19" },
  { height:  571409 , difficulty:  1768126 , date:  "2015-07-21 22:46:04" },
  { height:  571410 , difficulty:  1769349 , date:  "2015-07-21 22:46:17" },
  { height:  571411 , difficulty:  1773432 , date:  "2015-07-21 22:47:01" },
  { height:  571412 , difficulty:  1770438 , date:  "2015-07-21 22:49:12" },
  { height:  571413 , difficulty:  1772495 , date:  "2015-07-21 22:49:16" },
  { height:  571414 , difficulty:  1772461 , date:  "2015-07-21 22:50:54" },
  { height:  571415 , difficulty:  1790568 , date:  "2015-07-21 22:51:46" },
  { height:  571416 , difficulty:  1790449 , date:  "2015-07-21 22:51:58" },
  { height:  571417 , difficulty:  1792243 , date:  "2015-07-21 22:52:14" },
  { height:  571418 , difficulty:  1792846 , date:  "2015-07-21 22:52:19" },
  { height:  571419 , difficulty:  1790121 , date:  "2015-07-21 22:53:55" },
  { height:  571420 , difficulty:  1790970 , date:  "2015-07-21 22:53:57" },
  { height:  571421 , difficulty:  1792360 , date:  "2015-07-21 22:57:34" },
  { height:  571422 , difficulty:  1793451 , date:  "2015-07-21 22:58:57" },
  { height:  571423 , difficulty:  1791459 , date:  "2015-07-21 22:59:31" },
  { height:  571424 , difficulty:  1791004 , date:  "2015-07-21 23:00:04" },
  { height:  571425 , difficulty:  1793372 , date:  "2015-07-21 23:00:36" },
  { height:  571426 , difficulty:  1792535 , date:  "2015-07-21 23:01:30" },
  { height:  571427 , difficulty:  1789360 , date:  "2015-07-21 23:01:51" },
  { height:  571428 , difficulty:  1789967 , date:  "2015-07-21 23:02:17" },
  { height:  571429 , difficulty:  1775731 , date:  "2015-07-21 23:02:42" },
  { height:  571430 , difficulty:  1779464 , date:  "2015-07-21 23:03:28" },
  { height:  571431 , difficulty:  1784528 , date:  "2015-07-21 23:04:34" },
  { height:  571432 , difficulty:  1784038 , date:  "2015-07-21 23:04:51" },
  { height:  571433 , difficulty:  1777396 , date:  "2015-07-21 23:05:41" },
  { height:  571434 , difficulty:  1778845 , date:  "2015-07-21 23:08:33" },
  { height:  571435 , difficulty:  1774728 , date:  "2015-07-21 23:08:50" },
  { height:  571436 , difficulty:  1778038 , date:  "2015-07-21 23:09:20" },
  { height:  571437 , difficulty:  1779327 , date:  "2015-07-21 23:09:35" },
  { height:  571438 , difficulty:  1783351 , date:  "2015-07-21 23:09:45" },
  { height:  571439 , difficulty:  1783361 , date:  "2015-07-21 23:09:49" },
  { height:  571440 , difficulty:  1786963 , date:  "2015-07-21 23:09:53" },
  { height:  571441 , difficulty:  1781547 , date:  "2015-07-21 23:12:04" },
  { height:  571442 , difficulty:  1782811 , date:  "2015-07-21 23:12:18" },
  { height:  571443 , difficulty:  1780319 , date:  "2015-07-21 23:12:21" },
  { height:  571444 , difficulty:  1780787 , date:  "2015-07-21 23:13:00" },
  { height:  571445 , difficulty:  1775797 , date:  "2015-07-21 23:13:15" },
  { height:  571446 , difficulty:  1778361 , date:  "2015-07-21 23:14:35" },
  { height:  571447 , difficulty:  1779580 , date:  "2015-07-21 23:14:49" },
  { height:  571448 , difficulty:  1782413 , date:  "2015-07-21 23:15:03" },
  { height:  571449 , difficulty:  1785268 , date:  "2015-07-21 23:16:52" },
  { height:  571450 , difficulty:  1790563 , date:  "2015-07-21 23:16:59" },
  { height:  571451 , difficulty:  1788331 , date:  "2015-07-21 23:18:11" },
  { height:  571452 , difficulty:  1784965 , date:  "2015-07-21 23:18:51" },
  { height:  571453 , difficulty:  1786884 , date:  "2015-07-21 23:19:03" },
  { height:  571454 , difficulty:  1791686 , date:  "2015-07-21 23:22:27" },
  { height:  571455 , difficulty:  1779226 , date:  "2015-07-21 23:23:35" },
  { height:  571456 , difficulty:  1779704 , date:  "2015-07-21 23:24:03" },
  { height:  571457 , difficulty:  1779140 , date:  "2015-07-21 23:24:10" },
  { height:  571458 , difficulty:  1778162 , date:  "2015-07-21 23:33:31" },
  { height:  571459 , difficulty:  1774845 , date:  "2015-07-21 23:33:46" },
  { height:  571460 , difficulty:  1766919 , date:  "2015-07-21 23:34:22" },
  { height:  571461 , difficulty:  1772826 , date:  "2015-07-21 23:36:09" },
  { height:  571462 , difficulty:  1768916 , date:  "2015-07-21 23:36:32" },
  { height:  571463 , difficulty:  1767715 , date:  "2015-07-21 23:36:51" },
  { height:  571464 , difficulty:  1768356 , date:  "2015-07-21 23:37:27" },
  { height:  571465 , difficulty:  1771403 , date:  "2015-07-21 23:39:12" },
  { height:  571466 , difficulty:  1779668 , date:  "2015-07-21 23:39:53" },
  { height:  571467 , difficulty:  1776105 , date:  "2015-07-21 23:41:46" },
  { height:  571468 , difficulty:  1769111 , date:  "2015-07-21 23:43:14" },
  { height:  571469 , difficulty:  1770029 , date:  "2015-07-21 23:43:18" },
  { height:  571470 , difficulty:  1773501 , date:  "2015-07-21 23:43:30" },
  { height:  571471 , difficulty:  1771786 , date:  "2015-07-21 23:43:39" },
  { height:  571472 , difficulty:  1771346 , date:  "2015-07-21 23:45:05" },
  { height:  571473 , difficulty:  1770032 , date:  "2015-07-21 23:45:40" },
  { height:  571474 , difficulty:  1770474 , date:  "2015-07-21 23:45:56" },
  { height:  571475 , difficulty:  1773893 , date:  "2015-07-21 23:46:12" },
  { height:  571476 , difficulty:  1772895 , date:  "2015-07-21 23:46:22" },
  { height:  571477 , difficulty:  1772509 , date:  "2015-07-21 23:47:14" },
  { height:  571478 , difficulty:  1773463 , date:  "2015-07-21 23:49:10" },
  { height:  571479 , difficulty:  1778954 , date:  "2015-07-21 23:49:24" },
  { height:  571480 , difficulty:  1775292 , date:  "2015-07-21 23:52:10" },
  { height:  571481 , difficulty:  1778793 , date:  "2015-07-21 23:52:29" },
  { height:  571482 , difficulty:  1794035 , date:  "2015-07-21 23:52:57" },
  { height:  571483 , difficulty:  1793242 , date:  "2015-07-21 23:53:38" },
  { height:  571484 , difficulty:  1780368 , date:  "2015-07-21 23:53:47" },
  { height:  571485 , difficulty:  1772659 , date:  "2015-07-21 23:55:38" },
  { height:  571486 , difficulty:  1775600 , date:  "2015-07-21 23:55:42" },
  { height:  571487 , difficulty:  1776866 , date:  "2015-07-21 23:59:04" },
  { height:  571488 , difficulty:  1771504 , date:  "2015-07-21 23:59:14" },
  { height:  571489 , difficulty:  1773020 , date:  "2015-07-22 00:00:35" },
  { height:  571490 , difficulty:  1769673 , date:  "2015-07-22 00:01:52" },
  { height:  571491 , difficulty:  1769504 , date:  "2015-07-22 00:03:33" },
  { height:  571492 , difficulty:  1774695 , date:  "2015-07-22 00:06:42" },
  { height:  571493 , difficulty:  1776319 , date:  "2015-07-22 00:07:04" },
  { height:  571494 , difficulty:  1777482 , date:  "2015-07-22 00:07:16" },
  { height:  571495 , difficulty:  1780388 , date:  "2015-07-22 00:07:20" },
  { height:  571496 , difficulty:  1782368 , date:  "2015-07-22 00:07:56" },
  { height:  571497 , difficulty:  1774676 , date:  "2015-07-22 00:08:00" },
  { height:  571498 , difficulty:  1773323 , date:  "2015-07-22 00:12:19" },
  { height:  571499 , difficulty:  1772278 , date:  "2015-07-22 00:12:52" },
  { height:  571500 , difficulty:  1772203 , date:  "2015-07-22 00:14:13" },
  { height:  571501 , difficulty:  1771373 , date:  "2015-07-22 00:14:59" },
  { height:  571502 , difficulty:  1769524 , date:  "2015-07-22 00:16:28" },
  { height:  571503 , difficulty:  1771886 , date:  "2015-07-22 00:17:21" },
  { height:  571504 , difficulty:  1774453 , date:  "2015-07-22 00:17:47" },
  { height:  571505 , difficulty:  1774850 , date:  "2015-07-22 00:17:51" },
  { height:  571506 , difficulty:  1773418 , date:  "2015-07-22 00:18:00" },
  { height:  571507 , difficulty:  1775120 , date:  "2015-07-22 00:18:29" },
  { height:  571508 , difficulty:  1776089 , date:  "2015-07-22 00:21:05" },
  { height:  571509 , difficulty:  1775401 , date:  "2015-07-22 00:22:08" },
  { height:  571510 , difficulty:  1767488 , date:  "2015-07-22 00:23:15" },
  { height:  571511 , difficulty:  1771165 , date:  "2015-07-22 00:26:06" },
  { height:  571512 , difficulty:  1773375 , date:  "2015-07-22 00:26:09" },
  { height:  571513 , difficulty:  1772992 , date:  "2015-07-22 00:26:28" },
  { height:  571514 , difficulty:  1773487 , date:  "2015-07-22 00:26:39" },
  { height:  571515 , difficulty:  1773932 , date:  "2015-07-22 00:28:08" },
  { height:  571516 , difficulty:  1774843 , date:  "2015-07-22 00:28:52" },
  { height:  571517 , difficulty:  1771303 , date:  "2015-07-22 00:29:55" },
  { height:  571518 , difficulty:  1773725 , date:  "2015-07-22 00:30:01" },
  { height:  571519 , difficulty:  1774765 , date:  "2015-07-22 00:30:28" },
  { height:  571520 , difficulty:  1773309 , date:  "2015-07-22 00:33:39" },
  { height:  571521 , difficulty:  1773527 , date:  "2015-07-22 00:34:01" },
  { height:  571522 , difficulty:  1777314 , date:  "2015-07-22 00:34:17" },
  { height:  571523 , difficulty:  1778762 , date:  "2015-07-22 00:35:05" },
  { height:  571524 , difficulty:  1781140 , date:  "2015-07-22 00:37:08" },
  { height:  571525 , difficulty:  1781223 , date:  "2015-07-22 00:38:54" },
  { height:  571526 , difficulty:  1783730 , date:  "2015-07-22 00:39:01" },
  { height:  571527 , difficulty:  1780584 , date:  "2015-07-22 00:40:05" },
  { height:  571528 , difficulty:  1786159 , date:  "2015-07-22 00:40:18" },
  { height:  571529 , difficulty:  1786129 , date:  "2015-07-22 00:40:25" },
  { height:  571530 , difficulty:  1780001 , date:  "2015-07-22 00:40:37" },
  { height:  571531 , difficulty:  1777666 , date:  "2015-07-22 00:44:42" },
  { height:  571532 , difficulty:  1777478 , date:  "2015-07-22 00:45:33" },
  { height:  571533 , difficulty:  1779126 , date:  "2015-07-22 00:46:16" },
  { height:  571534 , difficulty:  1759973 , date:  "2015-07-22 00:46:24" },
  { height:  571535 , difficulty:  1761975 , date:  "2015-07-22 00:47:06" },
  { height:  571536 , difficulty:  1769156 , date:  "2015-07-22 00:47:44" },
  { height:  571537 , difficulty:  1767545 , date:  "2015-07-22 00:49:34" },
  { height:  571538 , difficulty:  1780187 , date:  "2015-07-22 00:50:14" },
  { height:  571539 , difficulty:  1779972 , date:  "2015-07-22 00:54:23" },
  { height:  571540 , difficulty:  1778536 , date:  "2015-07-22 00:54:26" },
  { height:  571541 , difficulty:  1774105 , date:  "2015-07-22 00:55:01" },
  { height:  571542 , difficulty:  1774584 , date:  "2015-07-22 00:56:26" },
  { height:  571543 , difficulty:  1770810 , date:  "2015-07-22 00:57:45" },
  { height:  571544 , difficulty:  1773391 , date:  "2015-07-22 00:59:47" },
  { height:  571545 , difficulty:  1774965 , date:  "2015-07-22 01:02:25" },
  { height:  571546 , difficulty:  1776955 , date:  "2015-07-22 01:02:30" },
  { height:  571547 , difficulty:  1779866 , date:  "2015-07-22 01:02:38" },
  { height:  571548 , difficulty:  1781965 , date:  "2015-07-22 01:03:06" },
  { height:  571549 , difficulty:  1780781 , date:  "2015-07-22 01:04:53" },
  { height:  571550 , difficulty:  1781539 , date:  "2015-07-22 01:06:41" },
  { height:  571551 , difficulty:  1784095 , date:  "2015-07-22 01:09:34" },
  { height:  571552 , difficulty:  1785423 , date:  "2015-07-22 01:11:00" },
  { height:  571553 , difficulty:  1789325 , date:  "2015-07-22 01:12:15" },
  { height:  571554 , difficulty:  1786079 , date:  "2015-07-22 01:12:27" },
  { height:  571555 , difficulty:  1790158 , date:  "2015-07-22 01:12:52" },
  { height:  571556 , difficulty:  1786103 , date:  "2015-07-22 01:13:37" },
  { height:  571557 , difficulty:  1785861 , date:  "2015-07-22 01:14:31" },
  { height:  571558 , difficulty:  1786897 , date:  "2015-07-22 01:16:28" },
  { height:  571559 , difficulty:  1785466 , date:  "2015-07-22 01:18:28" },
  { height:  571560 , difficulty:  1793946 , date:  "2015-07-22 01:18:55" },
  { height:  571561 , difficulty:  1792511 , date:  "2015-07-22 01:20:17" },
  { height:  571562 , difficulty:  1793462 , date:  "2015-07-22 01:21:23" },
  { height:  571563 , difficulty:  1784182 , date:  "2015-07-22 01:21:31" },
  { height:  571564 , difficulty:  1785294 , date:  "2015-07-22 01:26:07" },
  { height:  571565 , difficulty:  1791759 , date:  "2015-07-22 01:26:36" },
  { height:  571566 , difficulty:  1790866 , date:  "2015-07-22 01:26:59" },
  { height:  571567 , difficulty:  1786177 , date:  "2015-07-22 01:29:16" },
  { height:  571568 , difficulty:  1784689 , date:  "2015-07-22 01:31:01" },
  { height:  571569 , difficulty:  1784126 , date:  "2015-07-22 01:32:12" },
  { height:  571570 , difficulty:  1789611 , date:  "2015-07-22 01:32:45" },
  { height:  571571 , difficulty:  1804186 , date:  "2015-07-22 01:35:16" },
  { height:  571572 , difficulty:  1803788 , date:  "2015-07-22 01:35:19" },
  { height:  571573 , difficulty:  1804370 , date:  "2015-07-22 01:38:28" },
  { height:  571574 , difficulty:  1792965 , date:  "2015-07-22 01:38:34" },
  { height:  571575 , difficulty:  1792816 , date:  "2015-07-22 01:38:47" },
  { height:  571576 , difficulty:  1789890 , date:  "2015-07-22 01:39:40" },
  { height:  571577 , difficulty:  1798137 , date:  "2015-07-22 01:39:47" },
  { height:  571578 , difficulty:  1794713 , date:  "2015-07-22 01:41:50" },
  { height:  571579 , difficulty:  1794451 , date:  "2015-07-22 01:44:34" },
  { height:  571580 , difficulty:  1797814 , date:  "2015-07-22 01:44:47" },
  { height:  571581 , difficulty:  1800360 , date:  "2015-07-22 01:45:01" },
  { height:  571582 , difficulty:  1800457 , date:  "2015-07-22 01:45:34" },
  { height:  571583 , difficulty:  1799682 , date:  "2015-07-22 01:46:35" },
  { height:  571584 , difficulty:  1792714 , date:  "2015-07-22 01:47:20" },
  { height:  571585 , difficulty:  1791640 , date:  "2015-07-22 01:47:36" },
  { height:  571586 , difficulty:  1793171 , date:  "2015-07-22 01:48:53" },
  { height:  571587 , difficulty:  1786353 , date:  "2015-07-22 01:49:23" },
  { height:  571588 , difficulty:  1792550 , date:  "2015-07-22 01:50:43" },
  { height:  571589 , difficulty:  1796253 , date:  "2015-07-22 01:52:22" },
  { height:  571590 , difficulty:  1798107 , date:  "2015-07-22 01:53:31" },
  { height:  571591 , difficulty:  1796914 , date:  "2015-07-22 01:53:39" },
  { height:  571592 , difficulty:  1795877 , date:  "2015-07-22 01:54:22" },
  { height:  571593 , difficulty:  1793441 , date:  "2015-07-22 01:54:47" },
  { height:  571594 , difficulty:  1795073 , date:  "2015-07-22 01:56:51" },
  { height:  571595 , difficulty:  1802024 , date:  "2015-07-22 01:56:59" },
  { height:  571596 , difficulty:  1793674 , date:  "2015-07-22 01:57:55" },
  { height:  571597 , difficulty:  1797449 , date:  "2015-07-22 01:58:09" },
  { height:  571598 , difficulty:  1798139 , date:  "2015-07-22 01:59:47" },
  { height:  571599 , difficulty:  1801781 , date:  "2015-07-22 02:00:35" },
  { height:  571600 , difficulty:  1796588 , date:  "2015-07-22 02:02:25" },
  { height:  571601 , difficulty:  1793678 , date:  "2015-07-22 02:02:56" },
  { height:  571602 , difficulty:  1800451 , date:  "2015-07-22 02:03:09" },
  { height:  571603 , difficulty:  1799380 , date:  "2015-07-22 02:03:21" },
  { height:  571604 , difficulty:  1799764 , date:  "2015-07-22 02:05:05" },
  { height:  571605 , difficulty:  1800872 , date:  "2015-07-22 02:05:23" },
  { height:  571606 , difficulty:  1801810 , date:  "2015-07-22 02:05:26" },
  { height:  571607 , difficulty:  1791874 , date:  "2015-07-22 02:06:55" },
  { height:  571608 , difficulty:  1789675 , date:  "2015-07-22 02:08:06" },
  { height:  571609 , difficulty:  1788302 , date:  "2015-07-22 02:08:25" },
  { height:  571610 , difficulty:  1788184 , date:  "2015-07-22 02:09:18" },
  { height:  571611 , difficulty:  1787055 , date:  "2015-07-22 02:10:03" },
  { height:  571612 , difficulty:  1786815 , date:  "2015-07-22 02:11:10" },
  { height:  571613 , difficulty:  1785764 , date:  "2015-07-22 02:11:25" },
  { height:  571614 , difficulty:  1784396 , date:  "2015-07-22 02:13:58" },
  { height:  571615 , difficulty:  1772506 , date:  "2015-07-22 02:14:49" },
  { height:  571616 , difficulty:  1783979 , date:  "2015-07-22 02:14:51" },
  { height:  571617 , difficulty:  1783201 , date:  "2015-07-22 02:15:43" },
  { height:  571618 , difficulty:  1779531 , date:  "2015-07-22 02:16:33" },
  { height:  571619 , difficulty:  1777078 , date:  "2015-07-22 02:18:50" },
  { height:  571620 , difficulty:  1773590 , date:  "2015-07-22 02:19:24" },
  { height:  571621 , difficulty:  1766290 , date:  "2015-07-22 02:19:29" },
  { height:  571622 , difficulty:  1769855 , date:  "2015-07-22 02:20:24" },
  { height:  571623 , difficulty:  1774242 , date:  "2015-07-22 02:22:02" },
  { height:  571624 , difficulty:  1774290 , date:  "2015-07-22 02:23:00" },
  { height:  571625 , difficulty:  1769692 , date:  "2015-07-22 02:25:12" },
  { height:  571626 , difficulty:  1775832 , date:  "2015-07-22 02:25:17" },
  { height:  571627 , difficulty:  1767592 , date:  "2015-07-22 02:26:14" },
  { height:  571628 , difficulty:  1765697 , date:  "2015-07-22 02:26:22" },
  { height:  571629 , difficulty:  1769526 , date:  "2015-07-22 02:31:03" },
  { height:  571630 , difficulty:  1769327 , date:  "2015-07-22 02:31:51" },
  { height:  571631 , difficulty:  1771576 , date:  "2015-07-22 02:31:54" },
  { height:  571632 , difficulty:  1770438 , date:  "2015-07-22 02:32:04" },
  { height:  571633 , difficulty:  1773977 , date:  "2015-07-22 02:33:07" },
  { height:  571634 , difficulty:  1772380 , date:  "2015-07-22 02:33:57" },
  { height:  571635 , difficulty:  1766954 , date:  "2015-07-22 02:36:40" },
  { height:  571636 , difficulty:  1767807 , date:  "2015-07-22 02:38:59" },
  { height:  571637 , difficulty:  1764157 , date:  "2015-07-22 02:40:23" },
  { height:  571638 , difficulty:  1761311 , date:  "2015-07-22 02:40:28" },
  { height:  571639 , difficulty:  1768711 , date:  "2015-07-22 02:41:14" },
  { height:  571640 , difficulty:  1757697 , date:  "2015-07-22 02:41:29" },
  { height:  571641 , difficulty:  1756776 , date:  "2015-07-22 02:41:47" },
  { height:  571642 , difficulty:  1768908 , date:  "2015-07-22 02:41:56" },
  { height:  571643 , difficulty:  1764009 , date:  "2015-07-22 02:42:04" },
  { height:  571644 , difficulty:  1759242 , date:  "2015-07-22 02:42:15" },
  { height:  571645 , difficulty:  1758315 , date:  "2015-07-22 02:43:31" },
  { height:  571646 , difficulty:  1757300 , date:  "2015-07-22 02:43:54" },
  { height:  571647 , difficulty:  1750822 , date:  "2015-07-22 02:45:10" },
  { height:  571648 , difficulty:  1752572 , date:  "2015-07-22 02:45:21" },
  { height:  571649 , difficulty:  1744243 , date:  "2015-07-22 02:45:32" },
  { height:  571650 , difficulty:  1746485 , date:  "2015-07-22 02:46:41" },
  { height:  571651 , difficulty:  1746265 , date:  "2015-07-22 02:48:56" },
  { height:  571652 , difficulty:  1747290 , date:  "2015-07-22 02:48:59" },
  { height:  571653 , difficulty:  1747570 , date:  "2015-07-22 02:52:28" },
  { height:  571654 , difficulty:  1746587 , date:  "2015-07-22 02:52:56" },
  { height:  571655 , difficulty:  1741135 , date:  "2015-07-22 02:54:41" },
  { height:  571656 , difficulty:  1741796 , date:  "2015-07-22 02:55:43" },
  { height:  571657 , difficulty:  1743522 , date:  "2015-07-22 02:56:00" },
  { height:  571658 , difficulty:  1743133 , date:  "2015-07-22 02:56:48" },
  { height:  571659 , difficulty:  1740769 , date:  "2015-07-22 02:57:02" },
  { height:  571660 , difficulty:  1741314 , date:  "2015-07-22 02:57:58" },
  { height:  571661 , difficulty:  1741569 , date:  "2015-07-22 02:58:14" },
  { height:  571662 , difficulty:  1743169 , date:  "2015-07-22 02:58:18" },
  { height:  571663 , difficulty:  1742312 , date:  "2015-07-22 02:58:34" },
  { height:  571664 , difficulty:  1740754 , date:  "2015-07-22 02:59:56" },
  { height:  571665 , difficulty:  1738304 , date:  "2015-07-22 03:00:01" },
  { height:  571666 , difficulty:  1736482 , date:  "2015-07-22 03:00:19" },
  { height:  571667 , difficulty:  1749225 , date:  "2015-07-22 03:00:44" },
  { height:  571668 , difficulty:  1747810 , date:  "2015-07-22 03:01:08" },
  { height:  571669 , difficulty:  1749186 , date:  "2015-07-22 03:01:10" },
  { height:  571670 , difficulty:  1743537 , date:  "2015-07-22 03:01:22" },
  { height:  571671 , difficulty:  1743827 , date:  "2015-07-22 03:02:19" },
  { height:  571672 , difficulty:  1744282 , date:  "2015-07-22 03:03:14" },
  { height:  571673 , difficulty:  1746961 , date:  "2015-07-22 03:03:46" },
  { height:  571674 , difficulty:  1746805 , date:  "2015-07-22 03:04:29" },
  { height:  571675 , difficulty:  1745894 , date:  "2015-07-22 03:07:39" },
  { height:  571676 , difficulty:  1743870 , date:  "2015-07-22 03:07:53" },
  { height:  571677 , difficulty:  1751560 , date:  "2015-07-22 03:08:12" },
  { height:  571678 , difficulty:  1752873 , date:  "2015-07-22 03:08:44" },
  { height:  571679 , difficulty:  1753652 , date:  "2015-07-22 03:08:49" },
  { height:  571680 , difficulty:  1749730 , date:  "2015-07-22 03:09:19" },
  { height:  571681 , difficulty:  1755191 , date:  "2015-07-22 03:09:26" },
  { height:  571682 , difficulty:  1755568 , date:  "2015-07-22 03:10:25" },
  { height:  571683 , difficulty:  1757658 , date:  "2015-07-22 03:10:45" },
  { height:  571684 , difficulty:  1758423 , date:  "2015-07-22 03:11:40" },
  { height:  571685 , difficulty:  1761625 , date:  "2015-07-22 03:13:04" },
  { height:  571686 , difficulty:  1769208 , date:  "2015-07-22 03:13:25" },
  { height:  571687 , difficulty:  1767350 , date:  "2015-07-22 03:14:04" },
  { height:  571688 , difficulty:  1764909 , date:  "2015-07-22 03:15:31" },
  { height:  571689 , difficulty:  1764680 , date:  "2015-07-22 03:19:36" },
  { height:  571690 , difficulty:  1758400 , date:  "2015-07-22 03:22:24" },
  { height:  571691 , difficulty:  1759659 , date:  "2015-07-22 03:22:39" },
  { height:  571692 , difficulty:  1759885 , date:  "2015-07-22 03:24:05" },
  { height:  571693 , difficulty:  1758018 , date:  "2015-07-22 03:24:10" },
  { height:  571694 , difficulty:  1756240 , date:  "2015-07-22 03:25:22" },
  { height:  571695 , difficulty:  1750022 , date:  "2015-07-22 03:25:40" },
  { height:  571696 , difficulty:  1756548 , date:  "2015-07-22 03:25:47" },
  { height:  571697 , difficulty:  1758045 , date:  "2015-07-22 03:25:52" },
  { height:  571698 , difficulty:  1755863 , date:  "2015-07-22 03:27:56" },
  { height:  571699 , difficulty:  1753311 , date:  "2015-07-22 03:28:21" },
  { height:  571700 , difficulty:  1753271 , date:  "2015-07-22 03:29:53" },
  { height:  571701 , difficulty:  1748524 , date:  "2015-07-22 03:30:05" },
  { height:  571702 , difficulty:  1749948 , date:  "2015-07-22 03:32:42" },
  { height:  571703 , difficulty:  1747643 , date:  "2015-07-22 03:33:18" },
  { height:  571704 , difficulty:  1751726 , date:  "2015-07-22 03:34:26" },
  { height:  571705 , difficulty:  1741638 , date:  "2015-07-22 03:34:42" },
  { height:  571706 , difficulty:  1739701 , date:  "2015-07-22 03:35:08" },
  { height:  571707 , difficulty:  1744047 , date:  "2015-07-22 03:35:44" },
  { height:  571708 , difficulty:  1743818 , date:  "2015-07-22 03:35:57" },
  { height:  571709 , difficulty:  1746611 , date:  "2015-07-22 03:40:27" },
  { height:  571710 , difficulty:  1749703 , date:  "2015-07-22 03:40:31" },
  { height:  571711 , difficulty:  1745115 , date:  "2015-07-22 03:41:58" },
  { height:  571712 , difficulty:  1741743 , date:  "2015-07-22 03:42:50" },
  { height:  571713 , difficulty:  1744366 , date:  "2015-07-22 03:46:05" },
  { height:  571714 , difficulty:  1744364 , date:  "2015-07-22 03:46:07" },
  { height:  571715 , difficulty:  1742623 , date:  "2015-07-22 03:46:30" },
  { height:  571716 , difficulty:  1743101 , date:  "2015-07-22 03:47:30" },
  { height:  571717 , difficulty:  1749297 , date:  "2015-07-22 03:47:33" },
  { height:  571718 , difficulty:  1749274 , date:  "2015-07-22 03:48:55" },
  { height:  571719 , difficulty:  1751348 , date:  "2015-07-22 03:49:54" },
  { height:  571720 , difficulty:  1752457 , date:  "2015-07-22 03:51:59" },
  { height:  571721 , difficulty:  1749914 , date:  "2015-07-22 03:52:38" },
  { height:  571722 , difficulty:  1753035 , date:  "2015-07-22 03:52:52" },
  { height:  571723 , difficulty:  1753986 , date:  "2015-07-22 03:52:54" },
  { height:  571724 , difficulty:  1755183 , date:  "2015-07-22 03:53:02" },
  { height:  571725 , difficulty:  1756318 , date:  "2015-07-22 03:55:30" },
  { height:  571726 , difficulty:  1757654 , date:  "2015-07-22 03:57:26" },
  { height:  571727 , difficulty:  1753765 , date:  "2015-07-22 03:58:19" },
  { height:  571728 , difficulty:  1754060 , date:  "2015-07-22 03:58:30" },
  { height:  571729 , difficulty:  1756186 , date:  "2015-07-22 04:01:15" },
  { height:  571730 , difficulty:  1757821 , date:  "2015-07-22 04:02:14" },
  { height:  571731 , difficulty:  1753215 , date:  "2015-07-22 04:03:05" },
  { height:  571732 , difficulty:  1756369 , date:  "2015-07-22 04:03:29" },
  { height:  571733 , difficulty:  1755865 , date:  "2015-07-22 04:03:42" },
  { height:  571734 , difficulty:  1757676 , date:  "2015-07-22 04:03:46" },
  { height:  571735 , difficulty:  1760399 , date:  "2015-07-22 04:07:43" },
  { height:  571736 , difficulty:  1758742 , date:  "2015-07-22 04:08:16" },
  { height:  571737 , difficulty:  1759612 , date:  "2015-07-22 04:09:43" },
  { height:  571738 , difficulty:  1765844 , date:  "2015-07-22 04:13:01" },
  { height:  571739 , difficulty:  1766956 , date:  "2015-07-22 04:13:09" },
  { height:  571740 , difficulty:  1764700 , date:  "2015-07-22 04:13:14" },
  { height:  571741 , difficulty:  1768787 , date:  "2015-07-22 04:13:23" },
  { height:  571742 , difficulty:  1770974 , date:  "2015-07-22 04:13:37" },
  { height:  571743 , difficulty:  1772914 , date:  "2015-07-22 04:14:37" },
  { height:  571744 , difficulty:  1773033 , date:  "2015-07-22 04:14:44" },
  { height:  571745 , difficulty:  1773691 , date:  "2015-07-22 04:19:22" },
  { height:  571746 , difficulty:  1773687 , date:  "2015-07-22 04:19:40" },
  { height:  571747 , difficulty:  1772629 , date:  "2015-07-22 04:20:59" },
  { height:  571748 , difficulty:  1777536 , date:  "2015-07-22 04:21:16" },
  { height:  571749 , difficulty:  1776577 , date:  "2015-07-22 04:24:52" },
  { height:  571750 , difficulty:  1774775 , date:  "2015-07-22 04:26:06" },
  { height:  571751 , difficulty:  1768359 , date:  "2015-07-22 04:26:18" },
  { height:  571752 , difficulty:  1768275 , date:  "2015-07-22 04:27:33" },
  { height:  571753 , difficulty:  1771364 , date:  "2015-07-22 04:29:14" },
  { height:  571754 , difficulty:  1770664 , date:  "2015-07-22 04:29:14" },
  { height:  571755 , difficulty:  1772761 , date:  "2015-07-22 04:30:14" },
  { height:  571756 , difficulty:  1771686 , date:  "2015-07-22 04:30:16" },
  { height:  571757 , difficulty:  1772593 , date:  "2015-07-22 04:30:28" },
  { height:  571758 , difficulty:  1773990 , date:  "2015-07-22 04:31:10" },
  { height:  571759 , difficulty:  1776629 , date:  "2015-07-22 04:31:17" },
  { height:  571760 , difficulty:  1773989 , date:  "2015-07-22 04:31:35" },
  { height:  571761 , difficulty:  1780191 , date:  "2015-07-22 04:32:23" },
  { height:  571762 , difficulty:  1782758 , date:  "2015-07-22 04:32:58" },
  { height:  571763 , difficulty:  1781847 , date:  "2015-07-22 04:34:57" },
  { height:  571764 , difficulty:  1779524 , date:  "2015-07-22 04:36:00" },
  { height:  571765 , difficulty:  1774277 , date:  "2015-07-22 04:36:22" },
  { height:  571766 , difficulty:  1773419 , date:  "2015-07-22 04:39:21" },
  { height:  571767 , difficulty:  1778468 , date:  "2015-07-22 04:39:27" },
  { height:  571768 , difficulty:  1788787 , date:  "2015-07-22 04:39:35" },
  { height:  571769 , difficulty:  1791659 , date:  "2015-07-22 04:39:54" },
  { height:  571770 , difficulty:  1789210 , date:  "2015-07-22 04:39:58" },
  { height:  571771 , difficulty:  1793627 , date:  "2015-07-22 04:40:13" },
  { height:  571772 , difficulty:  1795008 , date:  "2015-07-22 04:40:34" },
  { height:  571773 , difficulty:  1795791 , date:  "2015-07-22 04:40:42" },
  { height:  571774 , difficulty:  1793343 , date:  "2015-07-22 04:42:44" },
  { height:  571775 , difficulty:  1795831 , date:  "2015-07-22 04:44:20" },
  { height:  571776 , difficulty:  1793332 , date:  "2015-07-22 04:46:45" },
  { height:  571777 , difficulty:  1794343 , date:  "2015-07-22 04:46:50" },
  { height:  571778 , difficulty:  1788824 , date:  "2015-07-22 04:48:33" },
  { height:  571779 , difficulty:  1787467 , date:  "2015-07-22 04:51:28" },
  { height:  571780 , difficulty:  1787226 , date:  "2015-07-22 04:51:51" },
  { height:  571781 , difficulty:  1786472 , date:  "2015-07-22 04:52:21" },
  { height:  571782 , difficulty:  1786214 , date:  "2015-07-22 04:54:32" },
  { height:  571783 , difficulty:  1788368 , date:  "2015-07-22 04:54:59" },
  { height:  571784 , difficulty:  1787920 , date:  "2015-07-22 04:55:03" },
  { height:  571785 , difficulty:  1777039 , date:  "2015-07-22 04:56:46" },
  { height:  571786 , difficulty:  1778303 , date:  "2015-07-22 04:58:09" },
  { height:  571787 , difficulty:  1774173 , date:  "2015-07-22 05:00:12" },
  { height:  571788 , difficulty:  1772362 , date:  "2015-07-22 05:00:53" },
  { height:  571789 , difficulty:  1768695 , date:  "2015-07-22 05:01:26" },
  { height:  571790 , difficulty:  1782181 , date:  "2015-07-22 05:01:28" },
  { height:  571791 , difficulty:  1781093 , date:  "2015-07-22 05:01:53" },
  { height:  571792 , difficulty:  1781294 , date:  "2015-07-22 05:02:00" },
  { height:  571793 , difficulty:  1784009 , date:  "2015-07-22 05:06:27" },
  { height:  571794 , difficulty:  1780050 , date:  "2015-07-22 05:06:45" },
  { height:  571795 , difficulty:  1781216 , date:  "2015-07-22 05:10:30" },
  { height:  571796 , difficulty:  1779108 , date:  "2015-07-22 05:10:44" },
  { height:  571797 , difficulty:  1777888 , date:  "2015-07-22 05:12:10" },
  { height:  571798 , difficulty:  1777423 , date:  "2015-07-22 05:12:29" },
  { height:  571799 , difficulty:  1797836 , date:  "2015-07-22 05:13:09" },
  { height:  571800 , difficulty:  1798791 , date:  "2015-07-22 05:13:15" },
  { height:  571801 , difficulty:  1791821 , date:  "2015-07-22 05:13:27" },
  { height:  571802 , difficulty:  1789764 , date:  "2015-07-22 05:13:37" },
  { height:  571803 , difficulty:  1787808 , date:  "2015-07-22 05:13:40" },
  { height:  571804 , difficulty:  1793223 , date:  "2015-07-22 05:14:52" },
  { height:  571805 , difficulty:  1787461 , date:  "2015-07-22 05:14:58" },
  { height:  571806 , difficulty:  1785776 , date:  "2015-07-22 05:17:25" },
  { height:  571807 , difficulty:  1784534 , date:  "2015-07-22 05:17:35" },
  { height:  571808 , difficulty:  1785505 , date:  "2015-07-22 05:17:53" },
  { height:  571809 , difficulty:  1789431 , date:  "2015-07-22 05:18:26" },
  { height:  571810 , difficulty:  1792059 , date:  "2015-07-22 05:18:40" },
  { height:  571811 , difficulty:  1780224 , date:  "2015-07-22 05:18:50" },
  { height:  571812 , difficulty:  1783120 , date:  "2015-07-22 05:19:09" },
  { height:  571813 , difficulty:  1786372 , date:  "2015-07-22 05:19:32" },
  { height:  571814 , difficulty:  1776745 , date:  "2015-07-22 05:21:17" },
  { height:  571815 , difficulty:  1781583 , date:  "2015-07-22 05:21:24" },
  { height:  571816 , difficulty:  1787146 , date:  "2015-07-22 05:21:55" },
  { height:  571817 , difficulty:  1788332 , date:  "2015-07-22 05:22:39" },
  { height:  571818 , difficulty:  1787967 , date:  "2015-07-22 05:24:43" },
  { height:  571819 , difficulty:  1786150 , date:  "2015-07-22 05:24:48" },
  { height:  571820 , difficulty:  1792206 , date:  "2015-07-22 05:26:15" },
  { height:  571821 , difficulty:  1787173 , date:  "2015-07-22 05:26:26" },
  { height:  571822 , difficulty:  1787109 , date:  "2015-07-22 05:26:35" },
  { height:  571823 , difficulty:  1785645 , date:  "2015-07-22 05:27:01" },
  { height:  571824 , difficulty:  1785003 , date:  "2015-07-22 05:28:06" },
  { height:  571825 , difficulty:  1774730 , date:  "2015-07-22 05:28:18" },
  { height:  571826 , difficulty:  1774430 , date:  "2015-07-22 05:28:25" },
  { height:  571827 , difficulty:  1777664 , date:  "2015-07-22 05:30:50" },
  { height:  571828 , difficulty:  1778229 , date:  "2015-07-22 05:32:00" },
  { height:  571829 , difficulty:  1776527 , date:  "2015-07-22 05:32:20" },
  { height:  571830 , difficulty:  1777102 , date:  "2015-07-22 05:33:17" },
  { height:  571831 , difficulty:  1774554 , date:  "2015-07-22 05:33:17" },
  { height:  571832 , difficulty:  1776694 , date:  "2015-07-22 05:33:55" },
  { height:  571833 , difficulty:  1776901 , date:  "2015-07-22 05:34:49" },
  { height:  571834 , difficulty:  1774988 , date:  "2015-07-22 05:34:50" },
  { height:  571835 , difficulty:  1777336 , date:  "2015-07-22 05:35:29" },
  { height:  571836 , difficulty:  1777306 , date:  "2015-07-22 05:35:49" },
  { height:  571837 , difficulty:  1776805 , date:  "2015-07-22 05:35:56" },
  { height:  571838 , difficulty:  1777547 , date:  "2015-07-22 05:38:44" },
  { height:  571839 , difficulty:  1772893 , date:  "2015-07-22 05:39:09" },
  { height:  571840 , difficulty:  1776284 , date:  "2015-07-22 05:40:13" },
  { height:  571841 , difficulty:  1777056 , date:  "2015-07-22 05:40:19" },
  { height:  571842 , difficulty:  1768719 , date:  "2015-07-22 05:42:12" },
  { height:  571843 , difficulty:  1772559 , date:  "2015-07-22 05:43:02" },
  { height:  571844 , difficulty:  1773436 , date:  "2015-07-22 05:43:06" },
  { height:  571845 , difficulty:  1779445 , date:  "2015-07-22 05:43:59" },
  { height:  571846 , difficulty:  1786390 , date:  "2015-07-22 05:46:54" },
  { height:  571847 , difficulty:  1786675 , date:  "2015-07-22 05:47:02" },
  { height:  571848 , difficulty:  1785861 , date:  "2015-07-22 05:48:25" },
  { height:  571849 , difficulty:  1792414 , date:  "2015-07-22 05:49:20" },
  { height:  571850 , difficulty:  1788525 , date:  "2015-07-22 05:51:11" },
  { height:  571851 , difficulty:  1786550 , date:  "2015-07-22 05:51:14" },
  { height:  571852 , difficulty:  1781138 , date:  "2015-07-22 05:51:34" },
  { height:  571853 , difficulty:  1786750 , date:  "2015-07-22 05:51:48" },
  { height:  571854 , difficulty:  1790474 , date:  "2015-07-22 05:52:27" },
  { height:  571855 , difficulty:  1783671 , date:  "2015-07-22 05:54:35" },
  { height:  571856 , difficulty:  1782783 , date:  "2015-07-22 05:54:39" },
  { height:  571857 , difficulty:  1781940 , date:  "2015-07-22 05:56:14" },
  { height:  571858 , difficulty:  1775642 , date:  "2015-07-22 05:56:18" },
  { height:  571859 , difficulty:  1778372 , date:  "2015-07-22 05:57:04" },
  { height:  571860 , difficulty:  1779718 , date:  "2015-07-22 05:57:29" },
  { height:  571861 , difficulty:  1783473 , date:  "2015-07-22 05:58:12" },
  { height:  571862 , difficulty:  1792268 , date:  "2015-07-22 05:59:57" },
  { height:  571863 , difficulty:  1787818 , date:  "2015-07-22 05:59:59" },
  { height:  571864 , difficulty:  1791094 , date:  "2015-07-22 06:02:13" },
  { height:  571865 , difficulty:  1793300 , date:  "2015-07-22 06:04:02" },
  { height:  571866 , difficulty:  1793640 , date:  "2015-07-22 06:04:18" },
  { height:  571867 , difficulty:  1793518 , date:  "2015-07-22 06:04:33" },
  { height:  571868 , difficulty:  1795819 , date:  "2015-07-22 06:06:01" },
  { height:  571869 , difficulty:  1782551 , date:  "2015-07-22 06:06:55" },
  { height:  571870 , difficulty:  1785505 , date:  "2015-07-22 06:07:55" },
  { height:  571871 , difficulty:  1774695 , date:  "2015-07-22 06:10:53" },
  { height:  571872 , difficulty:  1774858 , date:  "2015-07-22 06:11:06" },
  { height:  571873 , difficulty:  1770718 , date:  "2015-07-22 06:12:19" },
  { height:  571874 , difficulty:  1774407 , date:  "2015-07-22 06:13:13" },
  { height:  571875 , difficulty:  1773682 , date:  "2015-07-22 06:13:21" },
  { height:  571876 , difficulty:  1777307 , date:  "2015-07-22 06:13:22" },
  { height:  571877 , difficulty:  1778642 , date:  "2015-07-22 06:13:50" },
  { height:  571878 , difficulty:  1779586 , date:  "2015-07-22 06:16:53" },
  { height:  571879 , difficulty:  1779880 , date:  "2015-07-22 06:16:56" },
  { height:  571880 , difficulty:  1780343 , date:  "2015-07-22 06:18:36" },
  { height:  571881 , difficulty:  1781344 , date:  "2015-07-22 06:19:28" },
  { height:  571882 , difficulty:  1778613 , date:  "2015-07-22 06:22:16" },
  { height:  571883 , difficulty:  1779203 , date:  "2015-07-22 06:22:41" },
  { height:  571884 , difficulty:  1778606 , date:  "2015-07-22 06:23:00" },
  { height:  571885 , difficulty:  1777626 , date:  "2015-07-22 06:24:51" },
  { height:  571886 , difficulty:  1786705 , date:  "2015-07-22 06:25:44" },
  { height:  571887 , difficulty:  1789754 , date:  "2015-07-22 06:25:57" },
  { height:  571888 , difficulty:  1791064 , date:  "2015-07-22 06:26:03" },
  { height:  571889 , difficulty:  1800124 , date:  "2015-07-22 06:27:37" },
  { height:  571890 , difficulty:  1799154 , date:  "2015-07-22 06:30:38" },
  { height:  571891 , difficulty:  1800229 , date:  "2015-07-22 06:31:09" },
  { height:  571892 , difficulty:  1799341 , date:  "2015-07-22 06:33:33" },
  { height:  571893 , difficulty:  1803185 , date:  "2015-07-22 06:33:49" },
  { height:  571894 , difficulty:  1797011 , date:  "2015-07-22 06:36:26" },
  { height:  571895 , difficulty:  1797285 , date:  "2015-07-22 06:37:09" },
  { height:  571896 , difficulty:  1798136 , date:  "2015-07-22 06:41:59" },
  { height:  571897 , difficulty:  1798790 , date:  "2015-07-22 06:42:03" },
  { height:  571898 , difficulty:  1800308 , date:  "2015-07-22 06:42:33" },
  { height:  571899 , difficulty:  1815253 , date:  "2015-07-22 06:43:03" },
  { height:  571900 , difficulty:  1824424 , date:  "2015-07-22 06:44:18" },
  { height:  571901 , difficulty:  1823898 , date:  "2015-07-22 06:45:00" },
  { height:  571902 , difficulty:  1823950 , date:  "2015-07-22 06:45:15" },
  { height:  571903 , difficulty:  1818493 , date:  "2015-07-22 06:46:50" },
  { height:  571904 , difficulty:  1818283 , date:  "2015-07-22 06:48:20" },
  { height:  571905 , difficulty:  1825928 , date:  "2015-07-22 06:49:49" },
  { height:  571906 , difficulty:  1823678 , date:  "2015-07-22 06:50:04" },
  { height:  571907 , difficulty:  1827636 , date:  "2015-07-22 06:50:28" },
  { height:  571908 , difficulty:  1826634 , date:  "2015-07-22 06:51:02" },
  { height:  571909 , difficulty:  1825946 , date:  "2015-07-22 06:54:05" },
  { height:  571910 , difficulty:  1828179 , date:  "2015-07-22 06:54:08" },
  { height:  571911 , difficulty:  1827647 , date:  "2015-07-22 06:55:24" },
  { height:  571912 , difficulty:  1828266 , date:  "2015-07-22 06:56:10" },
  { height:  571913 , difficulty:  1833298 , date:  "2015-07-22 06:58:07" },
  { height:  571914 , difficulty:  1825788 , date:  "2015-07-22 07:00:11" },
  { height:  571915 , difficulty:  1842839 , date:  "2015-07-22 07:00:21" },
  { height:  571916 , difficulty:  1839630 , date:  "2015-07-22 07:01:36" },
  { height:  571917 , difficulty:  1847337 , date:  "2015-07-22 07:04:42" },
  { height:  571918 , difficulty:  1841492 , date:  "2015-07-22 07:04:48" },
  { height:  571919 , difficulty:  1842216 , date:  "2015-07-22 07:08:26" },
  { height:  571920 , difficulty:  1842622 , date:  "2015-07-22 07:08:27" },
  { height:  571921 , difficulty:  1842514 , date:  "2015-07-22 07:09:27" },
  { height:  571922 , difficulty:  1837177 , date:  "2015-07-22 07:10:24" },
  { height:  571923 , difficulty:  1845699 , date:  "2015-07-22 07:11:10" },
  { height:  571924 , difficulty:  1842409 , date:  "2015-07-22 07:11:34" },
  { height:  571925 , difficulty:  1842696 , date:  "2015-07-22 07:11:39" },
  { height:  571926 , difficulty:  1838568 , date:  "2015-07-22 07:13:44" },
  { height:  571927 , difficulty:  1840268 , date:  "2015-07-22 07:14:01" },
  { height:  571928 , difficulty:  1839571 , date:  "2015-07-22 07:14:19" },
  { height:  571929 , difficulty:  1840269 , date:  "2015-07-22 07:15:51" },
  { height:  571930 , difficulty:  1838913 , date:  "2015-07-22 07:17:13" },
  { height:  571931 , difficulty:  1832739 , date:  "2015-07-22 07:18:35" },
  { height:  571932 , difficulty:  1838545 , date:  "2015-07-22 07:20:00" },
  { height:  571933 , difficulty:  1840976 , date:  "2015-07-22 07:20:01" },
  { height:  571934 , difficulty:  1840901 , date:  "2015-07-22 07:20:09" },
  { height:  571935 , difficulty:  1844084 , date:  "2015-07-22 07:20:44" },
  { height:  571936 , difficulty:  1842843 , date:  "2015-07-22 07:22:25" },
  { height:  571937 , difficulty:  1840768 , date:  "2015-07-22 07:23:21" },
  { height:  571938 , difficulty:  1849234 , date:  "2015-07-22 07:23:43" },
  { height:  571939 , difficulty:  1851087 , date:  "2015-07-22 07:24:06" },
  { height:  571940 , difficulty:  1845774 , date:  "2015-07-22 07:25:15" },
  { height:  571941 , difficulty:  1847587 , date:  "2015-07-22 07:25:19" },
  { height:  571942 , difficulty:  1847203 , date:  "2015-07-22 07:26:01" },
  { height:  571943 , difficulty:  1853684 , date:  "2015-07-22 07:26:03" },
  { height:  571944 , difficulty:  1849373 , date:  "2015-07-22 07:28:21" },
  { height:  571945 , difficulty:  1850082 , date:  "2015-07-22 07:28:37" },
  { height:  571946 , difficulty:  1847533 , date:  "2015-07-22 07:28:50" },
  { height:  571947 , difficulty:  1841882 , date:  "2015-07-22 07:29:22" },
  { height:  571948 , difficulty:  1841354 , date:  "2015-07-22 07:30:30" },
  { height:  571949 , difficulty:  1845448 , date:  "2015-07-22 07:31:29" },
  { height:  571950 , difficulty:  1849405 , date:  "2015-07-22 07:31:49" },
  { height:  571951 , difficulty:  1852626 , date:  "2015-07-22 07:32:43" },
  { height:  571952 , difficulty:  1852852 , date:  "2015-07-22 07:33:07" },
  { height:  571953 , difficulty:  1852803 , date:  "2015-07-22 07:35:00" },
  { height:  571954 , difficulty:  1843230 , date:  "2015-07-22 07:39:06" },
  { height:  571955 , difficulty:  1843746 , date:  "2015-07-22 07:40:10" },
  { height:  571956 , difficulty:  1838947 , date:  "2015-07-22 07:40:23" },
  { height:  571957 , difficulty:  1844457 , date:  "2015-07-22 07:41:03" },
  { height:  571958 , difficulty:  1835946 , date:  "2015-07-22 07:43:16" },
  { height:  571959 , difficulty:  1842343 , date:  "2015-07-22 07:44:43" },
  { height:  571960 , difficulty:  1842322 , date:  "2015-07-22 07:44:49" },
  { height:  571961 , difficulty:  1836781 , date:  "2015-07-22 07:45:43" },
  { height:  571962 , difficulty:  1838316 , date:  "2015-07-22 07:46:07" },
  { height:  571963 , difficulty:  1838327 , date:  "2015-07-22 07:46:55" },
  { height:  571964 , difficulty:  1839560 , date:  "2015-07-22 07:53:13" },
  { height:  571965 , difficulty:  1835055 , date:  "2015-07-22 07:54:46" },
  { height:  571966 , difficulty:  1827531 , date:  "2015-07-22 07:55:23" },
  { height:  571967 , difficulty:  1833089 , date:  "2015-07-22 07:57:20" },
  { height:  571968 , difficulty:  1825727 , date:  "2015-07-22 07:58:36" },
  { height:  571969 , difficulty:  1828234 , date:  "2015-07-22 07:58:50" },
  { height:  571970 , difficulty:  1820749 , date:  "2015-07-22 07:59:00" },
  { height:  571971 , difficulty:  1818947 , date:  "2015-07-22 08:05:14" },
  { height:  571972 , difficulty:  1806152 , date:  "2015-07-22 08:05:51" },
  { height:  571973 , difficulty:  1828378 , date:  "2015-07-22 08:06:10" },
  { height:  571974 , difficulty:  1837132 , date:  "2015-07-22 08:06:51" },
  { height:  571975 , difficulty:  1835756 , date:  "2015-07-22 08:08:16" },
  { height:  571976 , difficulty:  1832149 , date:  "2015-07-22 08:08:53" },
  { height:  571977 , difficulty:  1830331 , date:  "2015-07-22 08:11:05" },
  { height:  571978 , difficulty:  1831767 , date:  "2015-07-22 08:11:11" },
  { height:  571979 , difficulty:  1828048 , date:  "2015-07-22 08:11:14" },
  { height:  571980 , difficulty:  1823770 , date:  "2015-07-22 08:12:11" },
  { height:  571981 , difficulty:  1819384 , date:  "2015-07-22 08:12:33" },
  { height:  571982 , difficulty:  1824500 , date:  "2015-07-22 08:14:35" },
  { height:  571983 , difficulty:  1827038 , date:  "2015-07-22 08:14:41" },
  { height:  571984 , difficulty:  1825499 , date:  "2015-07-22 08:15:18" },
  { height:  571985 , difficulty:  1821207 , date:  "2015-07-22 08:16:15" },
  { height:  571986 , difficulty:  1832587 , date:  "2015-07-22 08:16:48" },
  { height:  571987 , difficulty:  1828793 , date:  "2015-07-22 08:16:57" },
  { height:  571988 , difficulty:  1828466 , date:  "2015-07-22 08:17:03" },
  { height:  571989 , difficulty:  1831772 , date:  "2015-07-22 08:21:42" },
  { height:  571990 , difficulty:  1825582 , date:  "2015-07-22 08:21:46" },
  { height:  571991 , difficulty:  1829290 , date:  "2015-07-22 08:22:29" },
  { height:  571992 , difficulty:  1825721 , date:  "2015-07-22 08:22:57" },
  { height:  571993 , difficulty:  1824793 , date:  "2015-07-22 08:23:53" },
  { height:  571994 , difficulty:  1826353 , date:  "2015-07-22 08:26:55" },
  { height:  571995 , difficulty:  1823058 , date:  "2015-07-22 08:27:57" },
  { height:  571996 , difficulty:  1826065 , date:  "2015-07-22 08:29:19" },
  { height:  571997 , difficulty:  1827192 , date:  "2015-07-22 08:30:15" },
  { height:  571998 , difficulty:  1827688 , date:  "2015-07-22 08:31:10" },
  { height:  571999 , difficulty:  1827371 , date:  "2015-07-22 08:31:50" },
  { height:  572000 , difficulty:  1829299 , date:  "2015-07-22 08:31:55" },
  { height:  572001 , difficulty:  1830658 , date:  "2015-07-22 08:33:54" },
  { height:  572002 , difficulty:  1824931 , date:  "2015-07-22 08:33:59" },
  { height:  572003 , difficulty:  1825949 , date:  "2015-07-22 08:34:34" },
  { height:  572004 , difficulty:  1825183 , date:  "2015-07-22 08:36:48" },
  { height:  572005 , difficulty:  1827339 , date:  "2015-07-22 08:36:52" },
  { height:  572006 , difficulty:  1824276 , date:  "2015-07-22 08:37:24" },
  { height:  572007 , difficulty:  1825519 , date:  "2015-07-22 08:39:04" },
  { height:  572008 , difficulty:  1825474 , date:  "2015-07-22 08:39:43" },
  { height:  572009 , difficulty:  1827194 , date:  "2015-07-22 08:40:19" },
  { height:  572010 , difficulty:  1829334 , date:  "2015-07-22 08:40:31" },
  { height:  572011 , difficulty:  1831176 , date:  "2015-07-22 08:41:13" },
  { height:  572012 , difficulty:  1826157 , date:  "2015-07-22 08:47:48" },
  { height:  572013 , difficulty:  1823912 , date:  "2015-07-22 08:50:34" },
  { height:  572014 , difficulty:  1824723 , date:  "2015-07-22 08:50:57" },
  { height:  572015 , difficulty:  1824447 , date:  "2015-07-22 08:52:31" },
  { height:  572016 , difficulty:  1823018 , date:  "2015-07-22 08:52:34" },
  { height:  572017 , difficulty:  1823215 , date:  "2015-07-22 08:53:35" },
  { height:  572018 , difficulty:  1826525 , date:  "2015-07-22 08:54:44" },
  { height:  572019 , difficulty:  1827152 , date:  "2015-07-22 08:55:31" },
  { height:  572020 , difficulty:  1821988 , date:  "2015-07-22 08:58:09" },
  { height:  572021 , difficulty:  1821760 , date:  "2015-07-22 08:58:16" },
  { height:  572022 , difficulty:  1825060 , date:  "2015-07-22 08:58:31" },
  { height:  572023 , difficulty:  1824821 , date:  "2015-07-22 08:58:36" },
  { height:  572024 , difficulty:  1824418 , date:  "2015-07-22 08:59:15" },
  { height:  572025 , difficulty:  1822944 , date:  "2015-07-22 08:59:36" },
  { height:  572026 , difficulty:  1826268 , date:  "2015-07-22 08:59:59" },
  { height:  572027 , difficulty:  1823657 , date:  "2015-07-22 09:01:40" },
  { height:  572028 , difficulty:  1837407 , date:  "2015-07-22 09:01:52" },
  { height:  572029 , difficulty:  1831612 , date:  "2015-07-22 09:02:00" },
  { height:  572030 , difficulty:  1821005 , date:  "2015-07-22 09:02:14" },
  { height:  572031 , difficulty:  1819265 , date:  "2015-07-22 09:03:45" },
  { height:  572032 , difficulty:  1825693 , date:  "2015-07-22 09:04:20" },
  { height:  572033 , difficulty:  1824047 , date:  "2015-07-22 09:05:40" },
  { height:  572034 , difficulty:  1823115 , date:  "2015-07-22 09:06:32" },
  { height:  572035 , difficulty:  1818791 , date:  "2015-07-22 09:06:37" },
  { height:  572036 , difficulty:  1820102 , date:  "2015-07-22 09:07:31" },
  { height:  572037 , difficulty:  1818142 , date:  "2015-07-22 09:08:34" },
  { height:  572038 , difficulty:  1818196 , date:  "2015-07-22 09:08:41" },
  { height:  572039 , difficulty:  1816123 , date:  "2015-07-22 09:11:15" },
  { height:  572040 , difficulty:  1802777 , date:  "2015-07-22 09:12:06" },
  { height:  572041 , difficulty:  1798546 , date:  "2015-07-22 09:12:21" },
  { height:  572042 , difficulty:  1799863 , date:  "2015-07-22 09:12:31" },
  { height:  572043 , difficulty:  1795449 , date:  "2015-07-22 09:16:27" },
  { height:  572044 , difficulty:  1798129 , date:  "2015-07-22 09:17:04" },
  { height:  572045 , difficulty:  1798690 , date:  "2015-07-22 09:17:27" },
  { height:  572046 , difficulty:  1798984 , date:  "2015-07-22 09:17:41" },
  { height:  572047 , difficulty:  1780730 , date:  "2015-07-22 09:17:45" },
  { height:  572048 , difficulty:  1781482 , date:  "2015-07-22 09:19:50" },
  { height:  572049 , difficulty:  1780922 , date:  "2015-07-22 09:19:54" },
  { height:  572050 , difficulty:  1782665 , date:  "2015-07-22 09:20:19" },
  { height:  572051 , difficulty:  1782764 , date:  "2015-07-22 09:21:50" },
  { height:  572052 , difficulty:  1781616 , date:  "2015-07-22 09:23:47" },
  { height:  572053 , difficulty:  1775527 , date:  "2015-07-22 09:24:53" },
  { height:  572054 , difficulty:  1787528 , date:  "2015-07-22 09:26:10" },
  { height:  572055 , difficulty:  1790028 , date:  "2015-07-22 09:26:51" },
  { height:  572056 , difficulty:  1788427 , date:  "2015-07-22 09:26:55" },
  { height:  572057 , difficulty:  1789662 , date:  "2015-07-22 09:28:50" },
  { height:  572058 , difficulty:  1788866 , date:  "2015-07-22 09:34:36" },
  { height:  572059 , difficulty:  1797302 , date:  "2015-07-22 09:35:07" },
  { height:  572060 , difficulty:  1798156 , date:  "2015-07-22 09:35:34" },
  { height:  572061 , difficulty:  1799668 , date:  "2015-07-22 09:35:35" },
  { height:  572062 , difficulty:  1799855 , date:  "2015-07-22 09:36:29" },
  { height:  572063 , difficulty:  1803019 , date:  "2015-07-22 09:37:29" },
  { height:  572064 , difficulty:  1802787 , date:  "2015-07-22 09:38:43" },
  { height:  572065 , difficulty:  1789199 , date:  "2015-07-22 09:39:12" },
  { height:  572066 , difficulty:  1800019 , date:  "2015-07-22 09:39:46" },
  { height:  572067 , difficulty:  1805373 , date:  "2015-07-22 09:41:30" },
  { height:  572068 , difficulty:  1804080 , date:  "2015-07-22 09:41:54" },
  { height:  572069 , difficulty:  1802193 , date:  "2015-07-22 09:42:35" },
  { height:  572070 , difficulty:  1796934 , date:  "2015-07-22 09:45:59" },
  { height:  572071 , difficulty:  1794869 , date:  "2015-07-22 09:46:04" },
  { height:  572072 , difficulty:  1792768 , date:  "2015-07-22 09:47:32" },
  { height:  572073 , difficulty:  1790916 , date:  "2015-07-22 09:49:14" },
  { height:  572074 , difficulty:  1788473 , date:  "2015-07-22 09:49:40" },
  { height:  572075 , difficulty:  1789671 , date:  "2015-07-22 09:51:33" },
  { height:  572076 , difficulty:  1791875 , date:  "2015-07-22 09:51:56" },
  { height:  572077 , difficulty:  1787089 , date:  "2015-07-22 09:53:07" },
  { height:  572078 , difficulty:  1790123 , date:  "2015-07-22 09:53:57" },
  { height:  572079 , difficulty:  1792409 , date:  "2015-07-22 09:54:17" },
  { height:  572080 , difficulty:  1786008 , date:  "2015-07-22 09:55:26" },
  { height:  572081 , difficulty:  1787692 , date:  "2015-07-22 09:55:50" },
  { height:  572082 , difficulty:  1787425 , date:  "2015-07-22 09:55:54" },
  { height:  572083 , difficulty:  1796117 , date:  "2015-07-22 09:57:40" },
  { height:  572084 , difficulty:  1802567 , date:  "2015-07-22 09:57:56" },
  { height:  572085 , difficulty:  1801502 , date:  "2015-07-22 10:01:19" },
  { height:  572086 , difficulty:  1803215 , date:  "2015-07-22 10:02:25" },
  { height:  572087 , difficulty:  1807835 , date:  "2015-07-22 10:03:02" },
  { height:  572088 , difficulty:  1788242 , date:  "2015-07-22 10:04:14" },
  { height:  572089 , difficulty:  1784948 , date:  "2015-07-22 10:04:36" },
  { height:  572090 , difficulty:  1786445 , date:  "2015-07-22 10:04:56" },
  { height:  572091 , difficulty:  1782436 , date:  "2015-07-22 10:05:10" },
  { height:  572092 , difficulty:  1783130 , date:  "2015-07-22 10:05:25" },
  { height:  572093 , difficulty:  1780413 , date:  "2015-07-22 10:07:18" },
  { height:  572094 , difficulty:  1781807 , date:  "2015-07-22 10:07:34" },
  { height:  572095 , difficulty:  1779646 , date:  "2015-07-22 10:08:11" },
  { height:  572096 , difficulty:  1782609 , date:  "2015-07-22 10:08:12" },
  { height:  572097 , difficulty:  1786424 , date:  "2015-07-22 10:08:17" },
  { height:  572098 , difficulty:  1787424 , date:  "2015-07-22 10:08:29" },
  { height:  572099 , difficulty:  1788874 , date:  "2015-07-22 10:08:51" },
  { height:  572100 , difficulty:  1788578 , date:  "2015-07-22 10:12:19" },
  { height:  572101 , difficulty:  1790273 , date:  "2015-07-22 10:14:45" },
  { height:  572102 , difficulty:  1790235 , date:  "2015-07-22 10:14:51" },
  { height:  572103 , difficulty:  1786558 , date:  "2015-07-22 10:16:02" },
  { height:  572104 , difficulty:  1787307 , date:  "2015-07-22 10:16:06" },
  { height:  572105 , difficulty:  1789285 , date:  "2015-07-22 10:16:42" },
  { height:  572106 , difficulty:  1791941 , date:  "2015-07-22 10:16:45" },
  { height:  572107 , difficulty:  1788309 , date:  "2015-07-22 10:16:54" },
  { height:  572108 , difficulty:  1789137 , date:  "2015-07-22 10:17:33" },
  { height:  572109 , difficulty:  1793807 , date:  "2015-07-22 10:19:10" },
  { height:  572110 , difficulty:  1792137 , date:  "2015-07-22 10:25:13" },
  { height:  572111 , difficulty:  1793456 , date:  "2015-07-22 10:25:16" },
  { height:  572112 , difficulty:  1791574 , date:  "2015-07-22 10:28:00" },
  { height:  572113 , difficulty:  1788990 , date:  "2015-07-22 10:28:07" },
  { height:  572114 , difficulty:  1788898 , date:  "2015-07-22 10:29:37" },
  { height:  572115 , difficulty:  1781510 , date:  "2015-07-22 10:31:13" },
  { height:  572116 , difficulty:  1785504 , date:  "2015-07-22 10:32:02" },
  { height:  572117 , difficulty:  1785481 , date:  "2015-07-22 10:32:24" },
  { height:  572118 , difficulty:  1785166 , date:  "2015-07-22 10:32:52" },
  { height:  572119 , difficulty:  1775478 , date:  "2015-07-22 10:33:19" },
  { height:  572120 , difficulty:  1774436 , date:  "2015-07-22 10:34:24" },
  { height:  572121 , difficulty:  1777266 , date:  "2015-07-22 10:34:47" },
  { height:  572122 , difficulty:  1777298 , date:  "2015-07-22 10:37:13" },
  { height:  572123 , difficulty:  1777787 , date:  "2015-07-22 10:38:27" },
  { height:  572124 , difficulty:  1776995 , date:  "2015-07-22 10:39:14" },
  { height:  572125 , difficulty:  1777126 , date:  "2015-07-22 10:39:27" },
  { height:  572126 , difficulty:  1779428 , date:  "2015-07-22 10:39:43" },
  { height:  572127 , difficulty:  1776916 , date:  "2015-07-22 10:41:02" },
  { height:  572128 , difficulty:  1771766 , date:  "2015-07-22 10:41:27" },
  { height:  572129 , difficulty:  1778503 , date:  "2015-07-22 10:42:10" },
  { height:  572130 , difficulty:  1778074 , date:  "2015-07-22 10:43:27" },
  { height:  572131 , difficulty:  1777452 , date:  "2015-07-22 10:43:32" },
  { height:  572132 , difficulty:  1777615 , date:  "2015-07-22 10:44:50" },
  { height:  572133 , difficulty:  1799830 , date:  "2015-07-22 10:45:12" },
  { height:  572134 , difficulty:  1783328 , date:  "2015-07-22 10:45:49" },
  { height:  572135 , difficulty:  1783626 , date:  "2015-07-22 10:46:01" },
  { height:  572136 , difficulty:  1787636 , date:  "2015-07-22 10:47:32" },
  { height:  572137 , difficulty:  1788781 , date:  "2015-07-22 10:48:26" },
  { height:  572138 , difficulty:  1787095 , date:  "2015-07-22 10:49:31" },
  { height:  572139 , difficulty:  1785961 , date:  "2015-07-22 10:50:17" },
  { height:  572140 , difficulty:  1787553 , date:  "2015-07-22 10:50:19" },
  { height:  572141 , difficulty:  1788165 , date:  "2015-07-22 10:52:08" },
  { height:  572142 , difficulty:  1792142 , date:  "2015-07-22 10:53:25" },
  { height:  572143 , difficulty:  1791404 , date:  "2015-07-22 10:53:37" },
  { height:  572144 , difficulty:  1790463 , date:  "2015-07-22 10:54:48" },
  { height:  572145 , difficulty:  1789067 , date:  "2015-07-22 10:55:02" },
  { height:  572146 , difficulty:  1779455 , date:  "2015-07-22 10:57:02" },
  { height:  572147 , difficulty:  1783492 , date:  "2015-07-22 10:57:35" },
  { height:  572148 , difficulty:  1780912 , date:  "2015-07-22 10:58:39" },
  { height:  572149 , difficulty:  1776715 , date:  "2015-07-22 11:00:33" },
  { height:  572150 , difficulty:  1776248 , date:  "2015-07-22 11:02:04" },
  { height:  572151 , difficulty:  1771237 , date:  "2015-07-22 11:02:39" },
  { height:  572152 , difficulty:  1772685 , date:  "2015-07-22 11:03:16" },
  { height:  572153 , difficulty:  1774909 , date:  "2015-07-22 11:03:58" },
  { height:  572154 , difficulty:  1773166 , date:  "2015-07-22 11:06:56" },
  { height:  572155 , difficulty:  1780360 , date:  "2015-07-22 11:07:15" },
  { height:  572156 , difficulty:  1777912 , date:  "2015-07-22 11:09:29" },
  { height:  572157 , difficulty:  1778098 , date:  "2015-07-22 11:09:32" },
  { height:  572158 , difficulty:  1779909 , date:  "2015-07-22 11:10:00" },
  { height:  572159 , difficulty:  1775170 , date:  "2015-07-22 11:10:38" },
  { height:  572160 , difficulty:  1779886 , date:  "2015-07-22 11:10:40" },
  { height:  572161 , difficulty:  1770181 , date:  "2015-07-22 11:12:40" },
  { height:  572162 , difficulty:  1776875 , date:  "2015-07-22 11:14:01" },
  { height:  572163 , difficulty:  1775611 , date:  "2015-07-22 11:16:51" },
  { height:  572164 , difficulty:  1776077 , date:  "2015-07-22 11:18:10" },
  { height:  572165 , difficulty:  1778804 , date:  "2015-07-22 11:22:22" },
  { height:  572166 , difficulty:  1782825 , date:  "2015-07-22 11:23:06" },
  { height:  572167 , difficulty:  1791527 , date:  "2015-07-22 11:25:44" },
  { height:  572168 , difficulty:  1791887 , date:  "2015-07-22 11:25:59" },
  { height:  572169 , difficulty:  1786865 , date:  "2015-07-22 11:27:25" },
  { height:  572170 , difficulty:  1786272 , date:  "2015-07-22 11:30:33" },
  { height:  572171 , difficulty:  1786218 , date:  "2015-07-22 11:30:56" },
  { height:  572172 , difficulty:  1786380 , date:  "2015-07-22 11:31:02" },
  { height:  572173 , difficulty:  1799091 , date:  "2015-07-22 11:32:56" },
  { height:  572174 , difficulty:  1800174 , date:  "2015-07-22 11:33:30" },
  { height:  572175 , difficulty:  1803179 , date:  "2015-07-22 11:33:56" },
  { height:  572176 , difficulty:  1795057 , date:  "2015-07-22 11:34:01" },
  { height:  572177 , difficulty:  1792242 , date:  "2015-07-22 11:38:25" },
  { height:  572178 , difficulty:  1794622 , date:  "2015-07-22 11:38:29" },
  { height:  572179 , difficulty:  1792392 , date:  "2015-07-22 11:39:16" },
  { height:  572180 , difficulty:  1792413 , date:  "2015-07-22 11:40:01" },
  { height:  572181 , difficulty:  1791092 , date:  "2015-07-22 11:40:50" },
  { height:  572182 , difficulty:  1792418 , date:  "2015-07-22 11:42:23" },
  { height:  572183 , difficulty:  1799809 , date:  "2015-07-22 11:43:53" },
  { height:  572184 , difficulty:  1801041 , date:  "2015-07-22 11:45:37" },
  { height:  572185 , difficulty:  1799574 , date:  "2015-07-22 11:47:17" },
  { height:  572186 , difficulty:  1789997 , date:  "2015-07-22 11:48:09" },
  { height:  572187 , difficulty:  1790031 , date:  "2015-07-22 11:48:15" },
  { height:  572188 , difficulty:  1782870 , date:  "2015-07-22 11:49:22" },
  { height:  572189 , difficulty:  1783094 , date:  "2015-07-22 11:49:50" },
  { height:  572190 , difficulty:  1783069 , date:  "2015-07-22 11:53:10" },
  { height:  572191 , difficulty:  1780515 , date:  "2015-07-22 11:56:34" },
  { height:  572192 , difficulty:  1781228 , date:  "2015-07-22 11:57:57" },
  { height:  572193 , difficulty:  1780459 , date:  "2015-07-22 11:58:14" },
  { height:  572194 , difficulty:  1780427 , date:  "2015-07-22 11:58:59" },
  { height:  572195 , difficulty:  1788546 , date:  "2015-07-22 12:00:46" },
  { height:  572196 , difficulty:  1786413 , date:  "2015-07-22 12:00:47" },
  { height:  572197 , difficulty:  1786066 , date:  "2015-07-22 12:00:54" },
  { height:  572198 , difficulty:  1781218 , date:  "2015-07-22 12:01:10" },
  { height:  572199 , difficulty:  1783632 , date:  "2015-07-22 12:01:13" },
  { height:  572200 , difficulty:  1786546 , date:  "2015-07-22 12:02:50" },
  { height:  572201 , difficulty:  1786238 , date:  "2015-07-22 12:03:50" },
  { height:  572202 , difficulty:  1788619 , date:  "2015-07-22 12:04:09" },
  { height:  572203 , difficulty:  1785328 , date:  "2015-07-22 12:04:13" },
  { height:  572204 , difficulty:  1784413 , date:  "2015-07-22 12:04:35" },
  { height:  572205 , difficulty:  1782878 , date:  "2015-07-22 12:04:36" },
  { height:  572206 , difficulty:  1791216 , date:  "2015-07-22 12:07:52" },
  { height:  572207 , difficulty:  1793513 , date:  "2015-07-22 12:12:10" },
  { height:  572208 , difficulty:  1791762 , date:  "2015-07-22 12:12:54" },
  { height:  572209 , difficulty:  1791131 , date:  "2015-07-22 12:13:59" },
  { height:  572210 , difficulty:  1791416 , date:  "2015-07-22 12:14:10" },
  { height:  572211 , difficulty:  1792738 , date:  "2015-07-22 12:14:45" },
  { height:  572212 , difficulty:  1793720 , date:  "2015-07-22 12:14:48" },
  { height:  572213 , difficulty:  1793035 , date:  "2015-07-22 12:15:18" },
  { height:  572214 , difficulty:  1802287 , date:  "2015-07-22 12:16:40" },
  { height:  572215 , difficulty:  1800131 , date:  "2015-07-22 12:18:08" },
  { height:  572216 , difficulty:  1801817 , date:  "2015-07-22 12:23:52" },
  { height:  572217 , difficulty:  1800630 , date:  "2015-07-22 12:24:01" },
  { height:  572218 , difficulty:  1800766 , date:  "2015-07-22 12:28:46" },
  { height:  572219 , difficulty:  1806356 , date:  "2015-07-22 12:29:30" },
  { height:  572220 , difficulty:  1810804 , date:  "2015-07-22 12:29:51" },
  { height:  572221 , difficulty:  1810366 , date:  "2015-07-22 12:32:22" },
  { height:  572222 , difficulty:  1804680 , date:  "2015-07-22 12:32:26" },
  { height:  572223 , difficulty:  1804430 , date:  "2015-07-22 12:33:23" },
  { height:  572224 , difficulty:  1806608 , date:  "2015-07-22 12:36:22" },
  { height:  572225 , difficulty:  1806295 , date:  "2015-07-22 12:36:50" },
  { height:  572226 , difficulty:  1810449 , date:  "2015-07-22 12:37:29" },
  { height:  572227 , difficulty:  1813026 , date:  "2015-07-22 12:39:03" },
  { height:  572228 , difficulty:  1814940 , date:  "2015-07-22 12:40:33" },
  { height:  572229 , difficulty:  1813387 , date:  "2015-07-22 12:40:41" },
  { height:  572230 , difficulty:  1805575 , date:  "2015-07-22 12:40:56" },
  { height:  572231 , difficulty:  1806883 , date:  "2015-07-22 12:41:29" },
  { height:  572232 , difficulty:  1802820 , date:  "2015-07-22 12:41:30" },
  { height:  572233 , difficulty:  1808581 , date:  "2015-07-22 12:43:35" },
  { height:  572234 , difficulty:  1813260 , date:  "2015-07-22 12:44:24" },
  { height:  572235 , difficulty:  1812666 , date:  "2015-07-22 12:44:49" },
  { height:  572236 , difficulty:  1816739 , date:  "2015-07-22 12:45:04" },
  { height:  572237 , difficulty:  1813934 , date:  "2015-07-22 12:45:05" },
  { height:  572238 , difficulty:  1810197 , date:  "2015-07-22 12:45:41" },
  { height:  572239 , difficulty:  1815594 , date:  "2015-07-22 12:45:42" },
  { height:  572240 , difficulty:  1813010 , date:  "2015-07-22 12:46:09" },
  { height:  572241 , difficulty:  1801368 , date:  "2015-07-22 12:46:21" },
  { height:  572242 , difficulty:  1806064 , date:  "2015-07-22 12:46:56" },
  { height:  572243 , difficulty:  1803393 , date:  "2015-07-22 12:47:11" },
  { height:  572244 , difficulty:  1806241 , date:  "2015-07-22 12:49:11" },
  { height:  572245 , difficulty:  1803553 , date:  "2015-07-22 12:49:30" },
  { height:  572246 , difficulty:  1801655 , date:  "2015-07-22 12:49:35" },
  { height:  572247 , difficulty:  1800617 , date:  "2015-07-22 12:51:00" },
  { height:  572248 , difficulty:  1809854 , date:  "2015-07-22 12:51:02" },
  { height:  572249 , difficulty:  1804384 , date:  "2015-07-22 12:51:34" },
  { height:  572250 , difficulty:  1803334 , date:  "2015-07-22 12:52:22" },
  { height:  572251 , difficulty:  1804722 , date:  "2015-07-22 12:53:12" },
  { height:  572252 , difficulty:  1804818 , date:  "2015-07-22 12:54:46" },
  { height:  572253 , difficulty:  1797705 , date:  "2015-07-22 12:57:07" },
  { height:  572254 , difficulty:  1805776 , date:  "2015-07-22 13:00:55" },
  { height:  572255 , difficulty:  1804046 , date:  "2015-07-22 13:01:15" },
  { height:  572256 , difficulty:  1802466 , date:  "2015-07-22 13:01:26" },
  { height:  572257 , difficulty:  1801643 , date:  "2015-07-22 13:01:40" },
  { height:  572258 , difficulty:  1800018 , date:  "2015-07-22 13:04:25" },
  { height:  572259 , difficulty:  1797767 , date:  "2015-07-22 13:05:38" },
  { height:  572260 , difficulty:  1793373 , date:  "2015-07-22 13:06:13" },
  { height:  572261 , difficulty:  1792235 , date:  "2015-07-22 13:06:22" },
  { height:  572262 , difficulty:  1791144 , date:  "2015-07-22 13:06:28" },
  { height:  572263 , difficulty:  1794837 , date:  "2015-07-22 13:07:06" },
  { height:  572264 , difficulty:  1796418 , date:  "2015-07-22 13:07:52" },
  { height:  572265 , difficulty:  1798451 , date:  "2015-07-22 13:07:55" },
  { height:  572266 , difficulty:  1788829 , date:  "2015-07-22 13:08:37" },
  { height:  572267 , difficulty:  1780832 , date:  "2015-07-22 13:10:35" },
  { height:  572268 , difficulty:  1777958 , date:  "2015-07-22 13:10:48" },
  { height:  572269 , difficulty:  1783206 , date:  "2015-07-22 13:10:58" },
  { height:  572270 , difficulty:  1781343 , date:  "2015-07-22 13:16:20" },
  { height:  572271 , difficulty:  1778823 , date:  "2015-07-22 13:16:25" },
  { height:  572272 , difficulty:  1779445 , date:  "2015-07-22 13:19:14" },
  { height:  572273 , difficulty:  1783914 , date:  "2015-07-22 13:19:19" },
  { height:  572274 , difficulty:  1785464 , date:  "2015-07-22 13:19:29" },
  { height:  572275 , difficulty:  1790760 , date:  "2015-07-22 13:22:35" },
  { height:  572276 , difficulty:  1787464 , date:  "2015-07-22 13:23:39" },
  { height:  572277 , difficulty:  1785110 , date:  "2015-07-22 13:23:45" },
  { height:  572278 , difficulty:  1784745 , date:  "2015-07-22 13:24:45" },
  { height:  572279 , difficulty:  1789686 , date:  "2015-07-22 13:27:27" },
  { height:  572280 , difficulty:  1789459 , date:  "2015-07-22 13:27:32" },
  { height:  572281 , difficulty:  1789527 , date:  "2015-07-22 13:27:56" },
  { height:  572282 , difficulty:  1784216 , date:  "2015-07-22 13:29:03" },
  { height:  572283 , difficulty:  1775016 , date:  "2015-07-22 13:29:07" },
  { height:  572284 , difficulty:  1773799 , date:  "2015-07-22 13:29:21" },
  { height:  572285 , difficulty:  1773217 , date:  "2015-07-22 13:29:44" },
  { height:  572286 , difficulty:  1774887 , date:  "2015-07-22 13:31:15" },
  { height:  572287 , difficulty:  1776465 , date:  "2015-07-22 13:31:21" },
  { height:  572288 , difficulty:  1777067 , date:  "2015-07-22 13:32:49" },
  { height:  572289 , difficulty:  1783140 , date:  "2015-07-22 13:33:18" },
  { height:  572290 , difficulty:  1781659 , date:  "2015-07-22 13:33:26" },
  { height:  572291 , difficulty:  1777452 , date:  "2015-07-22 13:34:10" },
  { height:  572292 , difficulty:  1763259 , date:  "2015-07-22 13:35:37" },
  { height:  572293 , difficulty:  1765277 , date:  "2015-07-22 13:36:17" },
  { height:  572294 , difficulty:  1758177 , date:  "2015-07-22 13:38:03" },
  { height:  572295 , difficulty:  1757751 , date:  "2015-07-22 13:38:41" },
  { height:  572296 , difficulty:  1757056 , date:  "2015-07-22 13:39:25" },
  { height:  572297 , difficulty:  1752528 , date:  "2015-07-22 13:41:29" },
  { height:  572298 , difficulty:  1757076 , date:  "2015-07-22 13:42:05" },
  { height:  572299 , difficulty:  1757173 , date:  "2015-07-22 13:44:29" },
  { height:  572300 , difficulty:  1754981 , date:  "2015-07-22 13:46:18" },
  { height:  572301 , difficulty:  1753931 , date:  "2015-07-22 13:46:50" },
  { height:  572302 , difficulty:  1754862 , date:  "2015-07-22 13:48:10" },
  { height:  572303 , difficulty:  1750834 , date:  "2015-07-22 13:48:09" },
  { height:  572304 , difficulty:  1760053 , date:  "2015-07-22 13:49:45" },
  { height:  572305 , difficulty:  1762052 , date:  "2015-07-22 13:50:31" },
  { height:  572306 , difficulty:  1761530 , date:  "2015-07-22 13:50:54" },
  { height:  572307 , difficulty:  1760481 , date:  "2015-07-22 13:52:05" },
  { height:  572308 , difficulty:  1763519 , date:  "2015-07-22 13:52:11" },
  { height:  572309 , difficulty:  1759962 , date:  "2015-07-22 13:52:40" },
  { height:  572310 , difficulty:  1765541 , date:  "2015-07-22 13:52:55" },
  { height:  572311 , difficulty:  1771152 , date:  "2015-07-22 13:55:23" },
  { height:  572312 , difficulty:  1774607 , date:  "2015-07-22 13:57:56" },
  { height:  572313 , difficulty:  1774890 , date:  "2015-07-22 13:58:04" },
  { height:  572314 , difficulty:  1775448 , date:  "2015-07-22 14:00:21" },
  { height:  572315 , difficulty:  1776230 , date:  "2015-07-22 14:00:31" },
  { height:  572316 , difficulty:  1775882 , date:  "2015-07-22 14:00:48" },
  { height:  572317 , difficulty:  1775789 , date:  "2015-07-22 14:03:09" },
  { height:  572318 , difficulty:  1774537 , date:  "2015-07-22 14:03:13" },
  { height:  572319 , difficulty:  1774414 , date:  "2015-07-22 14:04:57" },
  { height:  572320 , difficulty:  1772345 , date:  "2015-07-22 14:05:30" },
  { height:  572321 , difficulty:  1772617 , date:  "2015-07-22 14:05:35" },
  { height:  572322 , difficulty:  1776171 , date:  "2015-07-22 14:07:11" },
  { height:  572323 , difficulty:  1772633 , date:  "2015-07-22 14:08:51" },
  { height:  572324 , difficulty:  1773181 , date:  "2015-07-22 14:09:08" },
  { height:  572325 , difficulty:  1775084 , date:  "2015-07-22 14:09:51" },
  { height:  572326 , difficulty:  1779444 , date:  "2015-07-22 14:10:17" },
  { height:  572327 , difficulty:  1777232 , date:  "2015-07-22 14:11:01" },
  { height:  572328 , difficulty:  1782983 , date:  "2015-07-22 14:11:08" },
  { height:  572329 , difficulty:  1777510 , date:  "2015-07-22 14:11:40" },
  { height:  572330 , difficulty:  1771606 , date:  "2015-07-22 14:11:54" },
  { height:  572331 , difficulty:  1773757 , date:  "2015-07-22 14:14:26" },
  { height:  572332 , difficulty:  1774147 , date:  "2015-07-22 14:15:57" },
  { height:  572333 , difficulty:  1775906 , date:  "2015-07-22 14:18:34" },
  { height:  572334 , difficulty:  1768645 , date:  "2015-07-22 14:20:44" },
  { height:  572335 , difficulty:  1767913 , date:  "2015-07-22 14:21:12" },
  { height:  572336 , difficulty:  1767078 , date:  "2015-07-22 14:23:46" },
  { height:  572337 , difficulty:  1766916 , date:  "2015-07-22 14:24:07" },
  { height:  572338 , difficulty:  1767481 , date:  "2015-07-22 14:25:13" },
  { height:  572339 , difficulty:  1769705 , date:  "2015-07-22 14:25:25" },
  { height:  572340 , difficulty:  1767811 , date:  "2015-07-22 14:26:37" },
  { height:  572341 , difficulty:  1768640 , date:  "2015-07-22 14:27:17" },
  { height:  572342 , difficulty:  1767881 , date:  "2015-07-22 14:27:21" },
  { height:  572343 , difficulty:  1763391 , date:  "2015-07-22 14:27:58" },
  { height:  572344 , difficulty:  1762907 , date:  "2015-07-22 14:29:32" },
  { height:  572345 , difficulty:  1763069 , date:  "2015-07-22 14:29:37" },
  { height:  572346 , difficulty:  1750448 , date:  "2015-07-22 14:31:01" },
  { height:  572347 , difficulty:  1752883 , date:  "2015-07-22 14:31:12" },
  { height:  572348 , difficulty:  1746433 , date:  "2015-07-22 14:31:31" },
  { height:  572349 , difficulty:  1748292 , date:  "2015-07-22 14:36:29" },
  { height:  572350 , difficulty:  1756930 , date:  "2015-07-22 14:36:52" },
  { height:  572351 , difficulty:  1748812 , date:  "2015-07-22 14:37:51" },
  { height:  572352 , difficulty:  1746740 , date:  "2015-07-22 14:38:44" },
  { height:  572353 , difficulty:  1748023 , date:  "2015-07-22 14:39:31" },
  { height:  572354 , difficulty:  1745472 , date:  "2015-07-22 14:41:55" },
  { height:  572355 , difficulty:  1739324 , date:  "2015-07-22 14:42:04" },
  { height:  572356 , difficulty:  1739473 , date:  "2015-07-22 14:42:19" },
  { height:  572357 , difficulty:  1741171 , date:  "2015-07-22 14:43:38" },
  { height:  572358 , difficulty:  1739008 , date:  "2015-07-22 14:44:15" },
  { height:  572359 , difficulty:  1741429 , date:  "2015-07-22 14:44:39" },
  { height:  572360 , difficulty:  1744746 , date:  "2015-07-22 14:47:12" },
  { height:  572361 , difficulty:  1744658 , date:  "2015-07-22 14:48:21" },
  { height:  572362 , difficulty:  1742220 , date:  "2015-07-22 14:49:26" },
  { height:  572363 , difficulty:  1746058 , date:  "2015-07-22 14:50:25" },
  { height:  572364 , difficulty:  1753529 , date:  "2015-07-22 14:52:06" },
  { height:  572365 , difficulty:  1760219 , date:  "2015-07-22 14:53:01" },
  { height:  572366 , difficulty:  1760591 , date:  "2015-07-22 14:53:31" },
  { height:  572367 , difficulty:  1762640 , date:  "2015-07-22 14:54:32" },
  { height:  572368 , difficulty:  1758709 , date:  "2015-07-22 14:56:24" },
  { height:  572369 , difficulty:  1760259 , date:  "2015-07-22 14:57:46" },
  { height:  572370 , difficulty:  1756057 , date:  "2015-07-22 14:58:52" },
  { height:  572371 , difficulty:  1754578 , date:  "2015-07-22 14:59:28" },
  { height:  572372 , difficulty:  1752718 , date:  "2015-07-22 14:59:53" },
  { height:  572373 , difficulty:  1752713 , date:  "2015-07-22 14:59:54" },
  { height:  572374 , difficulty:  1752195 , date:  "2015-07-22 15:00:08" },
  { height:  572375 , difficulty:  1749731 , date:  "2015-07-22 15:00:27" },
  { height:  572376 , difficulty:  1745151 , date:  "2015-07-22 15:01:06" },
  { height:  572377 , difficulty:  1751077 , date:  "2015-07-22 15:01:20" },
  { height:  572378 , difficulty:  1749048 , date:  "2015-07-22 15:03:15" },
  { height:  572379 , difficulty:  1752229 , date:  "2015-07-22 15:05:02" },
  { height:  572380 , difficulty:  1748508 , date:  "2015-07-22 15:06:04" },
  { height:  572381 , difficulty:  1747597 , date:  "2015-07-22 15:08:13" },
  { height:  572382 , difficulty:  1748241 , date:  "2015-07-22 15:10:37" },
  { height:  572383 , difficulty:  1745525 , date:  "2015-07-22 15:15:40" },
  { height:  572384 , difficulty:  1758108 , date:  "2015-07-22 15:16:45" },
  { height:  572385 , difficulty:  1756928 , date:  "2015-07-22 15:20:37" },
  { height:  572386 , difficulty:  1760412 , date:  "2015-07-22 15:20:39" },
  { height:  572387 , difficulty:  1755862 , date:  "2015-07-22 15:21:18" },
  { height:  572388 , difficulty:  1757920 , date:  "2015-07-22 15:22:20" },
  { height:  572389 , difficulty:  1757683 , date:  "2015-07-22 15:22:51" },
  { height:  572390 , difficulty:  1752296 , date:  "2015-07-22 15:23:06" },
  { height:  572391 , difficulty:  1754732 , date:  "2015-07-22 15:28:16" },
  { height:  572392 , difficulty:  1754108 , date:  "2015-07-22 15:30:03" },
  { height:  572393 , difficulty:  1751343 , date:  "2015-07-22 15:30:51" },
  { height:  572394 , difficulty:  1753998 , date:  "2015-07-22 15:30:54" },
  { height:  572395 , difficulty:  1755035 , date:  "2015-07-22 15:30:57" },
  { height:  572396 , difficulty:  1755358 , date:  "2015-07-22 15:31:03" },
  { height:  572397 , difficulty:  1755820 , date:  "2015-07-22 15:31:16" },
  { height:  572398 , difficulty:  1751378 , date:  "2015-07-22 15:31:28" },
  { height:  572399 , difficulty:  1747046 , date:  "2015-07-22 15:32:31" },
  { height:  572400 , difficulty:  1753289 , date:  "2015-07-22 15:33:27" },
  { height:  572401 , difficulty:  1756801 , date:  "2015-07-22 15:33:44" },
  { height:  572402 , difficulty:  1758135 , date:  "2015-07-22 15:34:04" },
  { height:  572403 , difficulty:  1756594 , date:  "2015-07-22 15:36:36" },
  { height:  572404 , difficulty:  1764222 , date:  "2015-07-22 15:37:39" },
  { height:  572405 , difficulty:  1765557 , date:  "2015-07-22 15:37:44" },
  { height:  572406 , difficulty:  1767376 , date:  "2015-07-22 15:38:05" },
  { height:  572407 , difficulty:  1761233 , date:  "2015-07-22 15:42:44" },
  { height:  572408 , difficulty:  1757523 , date:  "2015-07-22 15:44:51" },
  { height:  572409 , difficulty:  1750263 , date:  "2015-07-22 15:46:58" },
  { height:  572410 , difficulty:  1755368 , date:  "2015-07-22 15:47:04" },
  { height:  572411 , difficulty:  1755622 , date:  "2015-07-22 15:47:28" },
  { height:  572412 , difficulty:  1752441 , date:  "2015-07-22 15:47:33" },
  { height:  572413 , difficulty:  1760903 , date:  "2015-07-22 15:47:45" },
  { height:  572414 , difficulty:  1758122 , date:  "2015-07-22 15:50:36" },
  { height:  572415 , difficulty:  1757796 , date:  "2015-07-22 15:50:36" },
  { height:  572416 , difficulty:  1754784 , date:  "2015-07-22 15:53:36" },
  { height:  572417 , difficulty:  1753541 , date:  "2015-07-22 15:55:17" },
  { height:  572418 , difficulty:  1756204 , date:  "2015-07-22 15:55:39" },
  { height:  572419 , difficulty:  1754756 , date:  "2015-07-22 15:57:16" },
  { height:  572420 , difficulty:  1763558 , date:  "2015-07-22 16:00:03" },
  { height:  572421 , difficulty:  1764167 , date:  "2015-07-22 16:00:06" },
  { height:  572422 , difficulty:  1763890 , date:  "2015-07-22 16:00:14" },
  { height:  572423 , difficulty:  1764139 , date:  "2015-07-22 16:00:52" },
  { height:  572424 , difficulty:  1773637 , date:  "2015-07-22 16:01:14" },
  { height:  572425 , difficulty:  1762745 , date:  "2015-07-22 16:01:48" },
  { height:  572426 , difficulty:  1762197 , date:  "2015-07-22 16:03:50" },
  { height:  572427 , difficulty:  1762935 , date:  "2015-07-22 16:05:53" },
  { height:  572428 , difficulty:  1765209 , date:  "2015-07-22 16:06:16" },
  { height:  572429 , difficulty:  1762906 , date:  "2015-07-22 16:09:58" },
  { height:  572430 , difficulty:  1758826 , date:  "2015-07-22 16:10:01" },
  { height:  572431 , difficulty:  1758438 , date:  "2015-07-22 16:12:05" },
  { height:  572432 , difficulty:  1758240 , date:  "2015-07-22 16:13:42" },
  { height:  572433 , difficulty:  1756416 , date:  "2015-07-22 16:13:55" },
  { height:  572434 , difficulty:  1754922 , date:  "2015-07-22 16:14:02" },
  { height:  572435 , difficulty:  1754583 , date:  "2015-07-22 16:18:54" },
  { height:  572436 , difficulty:  1749531 , date:  "2015-07-22 16:20:26" },
  { height:  572437 , difficulty:  1747858 , date:  "2015-07-22 16:23:06" },
  { height:  572438 , difficulty:  1750354 , date:  "2015-07-22 16:23:08" },
  { height:  572439 , difficulty:  1750489 , date:  "2015-07-22 16:23:47" },
  { height:  572440 , difficulty:  1746712 , date:  "2015-07-22 16:23:59" },
  { height:  572441 , difficulty:  1752573 , date:  "2015-07-22 16:25:49" },
  { height:  572442 , difficulty:  1751403 , date:  "2015-07-22 16:26:06" },
  { height:  572443 , difficulty:  1748844 , date:  "2015-07-22 16:26:46" },
  { height:  572444 , difficulty:  1744394 , date:  "2015-07-22 16:27:21" },
  { height:  572445 , difficulty:  1740676 , date:  "2015-07-22 16:27:49" },
  { height:  572446 , difficulty:  1738224 , date:  "2015-07-22 16:29:56" },
  { height:  572447 , difficulty:  1737457 , date:  "2015-07-22 16:30:33" },
  { height:  572448 , difficulty:  1736592 , date:  "2015-07-22 16:31:06" },
  { height:  572449 , difficulty:  1742201 , date:  "2015-07-22 16:32:39" },
  { height:  572450 , difficulty:  1745996 , date:  "2015-07-22 16:34:27" },
  { height:  572451 , difficulty:  1751900 , date:  "2015-07-22 16:35:53" },
  { height:  572452 , difficulty:  1750204 , date:  "2015-07-22 16:36:35" },
  { height:  572453 , difficulty:  1754379 , date:  "2015-07-22 16:39:21" },
  { height:  572454 , difficulty:  1757183 , date:  "2015-07-22 16:42:33" },
  { height:  572455 , difficulty:  1753114 , date:  "2015-07-22 16:43:38" },
  { height:  572456 , difficulty:  1751529 , date:  "2015-07-22 16:43:55" },
  { height:  572457 , difficulty:  1751561 , date:  "2015-07-22 16:44:30" },
  { height:  572458 , difficulty:  1745948 , date:  "2015-07-22 16:45:34" },
  { height:  572459 , difficulty:  1731860 , date:  "2015-07-22 16:47:27" },
  { height:  572460 , difficulty:  1733599 , date:  "2015-07-22 16:47:50" },
  { height:  572461 , difficulty:  1726649 , date:  "2015-07-22 16:47:54" },
  { height:  572462 , difficulty:  1732239 , date:  "2015-07-22 16:47:58" },
  { height:  572463 , difficulty:  1732305 , date:  "2015-07-22 16:49:05" },
  { height:  572464 , difficulty:  1730939 , date:  "2015-07-22 16:52:21" },
  { height:  572465 , difficulty:  1729553 , date:  "2015-07-22 16:55:35" },
  { height:  572466 , difficulty:  1729971 , date:  "2015-07-22 16:55:36" },
  { height:  572467 , difficulty:  1715979 , date:  "2015-07-22 16:56:57" },
  { height:  572468 , difficulty:  1723269 , date:  "2015-07-22 16:58:19" },
  { height:  572469 , difficulty:  1721842 , date:  "2015-07-22 16:59:03" },
  { height:  572470 , difficulty:  1732067 , date:  "2015-07-22 16:59:09" },
  { height:  572471 , difficulty:  1732540 , date:  "2015-07-22 16:59:57" },
  { height:  572472 , difficulty:  1736237 , date:  "2015-07-22 17:01:58" },
  { height:  572473 , difficulty:  1736482 , date:  "2015-07-22 17:03:10" },
  { height:  572474 , difficulty:  1737718 , date:  "2015-07-22 17:03:58" },
  { height:  572475 , difficulty:  1734968 , date:  "2015-07-22 17:04:29" },
  { height:  572476 , difficulty:  1732854 , date:  "2015-07-22 17:05:43" },
  { height:  572477 , difficulty:  1732475 , date:  "2015-07-22 17:05:51" },
  { height:  572478 , difficulty:  1731636 , date:  "2015-07-22 17:08:58" },
  { height:  572479 , difficulty:  1727863 , date:  "2015-07-22 17:09:11" },
  { height:  572480 , difficulty:  1725190 , date:  "2015-07-22 17:11:32" },
  { height:  572481 , difficulty:  1731739 , date:  "2015-07-22 17:12:43" },
  { height:  572482 , difficulty:  1731200 , date:  "2015-07-22 17:13:47" },
  { height:  572483 , difficulty:  1719109 , date:  "2015-07-22 17:17:10" },
  { height:  572484 , difficulty:  1714759 , date:  "2015-07-22 17:17:17" },
  { height:  572485 , difficulty:  1709552 , date:  "2015-07-22 17:18:55" },
  { height:  572486 , difficulty:  1709694 , date:  "2015-07-22 17:19:25" },
  { height:  572487 , difficulty:  1709424 , date:  "2015-07-22 17:20:12" },
  { height:  572488 , difficulty:  1710186 , date:  "2015-07-22 17:21:54" },
  { height:  572489 , difficulty:  1714392 , date:  "2015-07-22 17:24:15" },
  { height:  572490 , difficulty:  1706907 , date:  "2015-07-22 17:25:01" },
  { height:  572491 , difficulty:  1708263 , date:  "2015-07-22 17:25:50" },
  { height:  572492 , difficulty:  1702073 , date:  "2015-07-22 17:26:13" },
  { height:  572493 , difficulty:  1703053 , date:  "2015-07-22 17:28:57" },
  { height:  572494 , difficulty:  1702241 , date:  "2015-07-22 17:28:58" },
  { height:  572495 , difficulty:  1701732 , date:  "2015-07-22 17:30:19" },
  { height:  572496 , difficulty:  1694712 , date:  "2015-07-22 17:30:26" },
  { height:  572497 , difficulty:  1694943 , date:  "2015-07-22 17:33:03" },
  { height:  572498 , difficulty:  1695712 , date:  "2015-07-22 17:34:45" },
  { height:  572499 , difficulty:  1696885 , date:  "2015-07-22 17:35:11" },
  { height:  572500 , difficulty:  1696436 , date:  "2015-07-22 17:39:01" },
  { height:  572501 , difficulty:  1695213 , date:  "2015-07-22 17:40:15" },
  { height:  572502 , difficulty:  1696215 , date:  "2015-07-22 17:41:17" },
  { height:  572503 , difficulty:  1693827 , date:  "2015-07-22 17:43:16" },
  { height:  572504 , difficulty:  1693675 , date:  "2015-07-22 17:43:20" },
  { height:  572505 , difficulty:  1686338 , date:  "2015-07-22 17:45:11" },
  { height:  572506 , difficulty:  1686181 , date:  "2015-07-22 17:45:27" },
  { height:  572507 , difficulty:  1682365 , date:  "2015-07-22 17:45:33" },
  { height:  572508 , difficulty:  1680448 , date:  "2015-07-22 17:46:36" },
  { height:  572509 , difficulty:  1679893 , date:  "2015-07-22 17:46:49" },
  { height:  572510 , difficulty:  1681261 , date:  "2015-07-22 17:47:00" },
  { height:  572511 , difficulty:  1669374 , date:  "2015-07-22 17:47:13" },
  { height:  572512 , difficulty:  1665663 , date:  "2015-07-22 17:47:45" },
  { height:  572513 , difficulty:  1665961 , date:  "2015-07-22 17:47:48" },
  { height:  572514 , difficulty:  1666918 , date:  "2015-07-22 17:48:05" },
  { height:  572515 , difficulty:  1667957 , date:  "2015-07-22 17:49:50" },
  { height:  572516 , difficulty:  1667651 , date:  "2015-07-22 17:50:15" },
  { height:  572517 , difficulty:  1667755 , date:  "2015-07-22 17:52:01" },
  { height:  572518 , difficulty:  1669149 , date:  "2015-07-22 17:53:08" },
  { height:  572519 , difficulty:  1667554 , date:  "2015-07-22 17:55:59" },
  { height:  572520 , difficulty:  1668278 , date:  "2015-07-22 17:56:59" },
  { height:  572521 , difficulty:  1674583 , date:  "2015-07-22 17:57:03" },
  { height:  572522 , difficulty:  1669342 , date:  "2015-07-22 17:57:40" },
  { height:  572523 , difficulty:  1671260 , date:  "2015-07-22 17:58:06" },
  { height:  572524 , difficulty:  1672128 , date:  "2015-07-22 18:01:06" },
  { height:  572525 , difficulty:  1672837 , date:  "2015-07-22 18:01:09" },
  { height:  572526 , difficulty:  1668223 , date:  "2015-07-22 18:02:25" },
  { height:  572527 , difficulty:  1665330 , date:  "2015-07-22 18:02:43" },
  { height:  572528 , difficulty:  1664068 , date:  "2015-07-22 18:03:26" },
  { height:  572529 , difficulty:  1658567 , date:  "2015-07-22 18:04:50" },
  { height:  572530 , difficulty:  1655796 , date:  "2015-07-22 18:07:35" },
  { height:  572531 , difficulty:  1653156 , date:  "2015-07-22 18:08:44" },
  { height:  572532 , difficulty:  1656427 , date:  "2015-07-22 18:09:17" },
  { height:  572533 , difficulty:  1655070 , date:  "2015-07-22 18:09:30" },
  { height:  572534 , difficulty:  1654254 , date:  "2015-07-22 18:10:09" },
  { height:  572535 , difficulty:  1650448 , date:  "2015-07-22 18:10:41" },
  { height:  572536 , difficulty:  1651218 , date:  "2015-07-22 18:12:24" },
  { height:  572537 , difficulty:  1655406 , date:  "2015-07-22 18:15:10" },
  { height:  572538 , difficulty:  1655236 , date:  "2015-07-22 18:15:13" },
  { height:  572539 , difficulty:  1658002 , date:  "2015-07-22 18:18:09" },
  { height:  572540 , difficulty:  1654198 , date:  "2015-07-22 18:21:08" },
  { height:  572541 , difficulty:  1646564 , date:  "2015-07-22 18:21:35" },
  { height:  572542 , difficulty:  1647057 , date:  "2015-07-22 18:22:04" },
  { height:  572543 , difficulty:  1647229 , date:  "2015-07-22 18:23:34" },
  { height:  572544 , difficulty:  1645958 , date:  "2015-07-22 18:24:18" },
  { height:  572545 , difficulty:  1646534 , date:  "2015-07-22 18:25:37" },
  { height:  572546 , difficulty:  1653750 , date:  "2015-07-22 18:26:28" },
  { height:  572547 , difficulty:  1652198 , date:  "2015-07-22 18:27:21" },
  { height:  572548 , difficulty:  1650110 , date:  "2015-07-22 18:29:09" },
  { height:  572549 , difficulty:  1649290 , date:  "2015-07-22 18:31:22" },
  { height:  572550 , difficulty:  1647545 , date:  "2015-07-22 18:31:27" },
  { height:  572551 , difficulty:  1646215 , date:  "2015-07-22 18:32:21" },
  { height:  572552 , difficulty:  1644208 , date:  "2015-07-22 18:32:35" },
  { height:  572553 , difficulty:  1651525 , date:  "2015-07-22 18:33:28" },
  { height:  572554 , difficulty:  1643684 , date:  "2015-07-22 18:33:57" },
  { height:  572555 , difficulty:  1647267 , date:  "2015-07-22 18:38:59" },
  { height:  572556 , difficulty:  1643433 , date:  "2015-07-22 18:39:28" },
  { height:  572557 , difficulty:  1647446 , date:  "2015-07-22 18:39:45" },
  { height:  572558 , difficulty:  1645727 , date:  "2015-07-22 18:40:04" },
  { height:  572559 , difficulty:  1637922 , date:  "2015-07-22 18:40:10" },
  { height:  572560 , difficulty:  1642177 , date:  "2015-07-22 18:40:30" },
  { height:  572561 , difficulty:  1640173 , date:  "2015-07-22 18:40:54" },
  { height:  572562 , difficulty:  1639339 , date:  "2015-07-22 18:42:29" },
  { height:  572563 , difficulty:  1637502 , date:  "2015-07-22 18:42:31" },
  { height:  572564 , difficulty:  1637031 , date:  "2015-07-22 18:42:48" },
  { height:  572565 , difficulty:  1638571 , date:  "2015-07-22 18:44:02" },
  { height:  572566 , difficulty:  1637802 , date:  "2015-07-22 18:44:12" },
  { height:  572567 , difficulty:  1641638 , date:  "2015-07-22 18:45:15" },
  { height:  572568 , difficulty:  1641189 , date:  "2015-07-22 18:47:45" },
  { height:  572569 , difficulty:  1640752 , date:  "2015-07-22 18:47:49" },
  { height:  572570 , difficulty:  1642368 , date:  "2015-07-22 18:48:10" },
  { height:  572571 , difficulty:  1651043 , date:  "2015-07-22 18:48:39" },
  { height:  572572 , difficulty:  1650755 , date:  "2015-07-22 18:48:46" },
  { height:  572573 , difficulty:  1645222 , date:  "2015-07-22 18:49:59" },
  { height:  572574 , difficulty:  1642009 , date:  "2015-07-22 18:50:26" },
  { height:  572575 , difficulty:  1643873 , date:  "2015-07-22 18:51:34" },
  { height:  572576 , difficulty:  1635803 , date:  "2015-07-22 18:52:48" },
  { height:  572577 , difficulty:  1633151 , date:  "2015-07-22 18:56:01" },
  { height:  572578 , difficulty:  1634336 , date:  "2015-07-22 18:56:11" },
  { height:  572579 , difficulty:  1632940 , date:  "2015-07-22 18:56:23" },
  { height:  572580 , difficulty:  1636277 , date:  "2015-07-22 18:57:15" },
  { height:  572581 , difficulty:  1632072 , date:  "2015-07-22 18:57:21" },
  { height:  572582 , difficulty:  1632188 , date:  "2015-07-22 18:59:09" },
  { height:  572583 , difficulty:  1633131 , date:  "2015-07-22 19:00:59" },
  { height:  572584 , difficulty:  1637914 , date:  "2015-07-22 19:01:27" },
  { height:  572585 , difficulty:  1637268 , date:  "2015-07-22 19:03:23" },
  { height:  572586 , difficulty:  1639766 , date:  "2015-07-22 19:04:41" },
  { height:  572587 , difficulty:  1640907 , date:  "2015-07-22 19:05:18" },
  { height:  572588 , difficulty:  1644227 , date:  "2015-07-22 19:06:11" },
  { height:  572589 , difficulty:  1649101 , date:  "2015-07-22 19:06:20" },
  { height:  572590 , difficulty:  1648532 , date:  "2015-07-22 19:08:08" },
  { height:  572591 , difficulty:  1646996 , date:  "2015-07-22 19:09:15" },
  { height:  572592 , difficulty:  1653563 , date:  "2015-07-22 19:09:56" },
  { height:  572593 , difficulty:  1649037 , date:  "2015-07-22 19:10:00" },
  { height:  572594 , difficulty:  1655205 , date:  "2015-07-22 19:10:51" },
  { height:  572595 , difficulty:  1647693 , date:  "2015-07-22 19:10:56" },
  { height:  572596 , difficulty:  1647424 , date:  "2015-07-22 19:11:10" },
  { height:  572597 , difficulty:  1649422 , date:  "2015-07-22 19:15:11" },
  { height:  572598 , difficulty:  1649532 , date:  "2015-07-22 19:15:17" },
  { height:  572599 , difficulty:  1649183 , date:  "2015-07-22 19:15:37" },
  { height:  572600 , difficulty:  1641514 , date:  "2015-07-22 19:16:57" },
  { height:  572601 , difficulty:  1646413 , date:  "2015-07-22 19:18:32" },
  { height:  572602 , difficulty:  1643651 , date:  "2015-07-22 19:18:37" },
  { height:  572603 , difficulty:  1643382 , date:  "2015-07-22 19:19:22" },
  { height:  572604 , difficulty:  1645182 , date:  "2015-07-22 19:20:01" },
  { height:  572605 , difficulty:  1644819 , date:  "2015-07-22 19:20:49" },
  { height:  572606 , difficulty:  1641041 , date:  "2015-07-22 19:22:13" },
  { height:  572607 , difficulty:  1641430 , date:  "2015-07-22 19:22:25" },
  { height:  572608 , difficulty:  1639797 , date:  "2015-07-22 19:23:07" },
  { height:  572609 , difficulty:  1639300 , date:  "2015-07-22 19:23:10" },
  { height:  572610 , difficulty:  1638840 , date:  "2015-07-22 19:23:47" },
  { height:  572611 , difficulty:  1641450 , date:  "2015-07-22 19:26:26" },
  { height:  572612 , difficulty:  1639177 , date:  "2015-07-22 19:28:38" },
  { height:  572613 , difficulty:  1632841 , date:  "2015-07-22 19:30:34" },
  { height:  572614 , difficulty:  1633376 , date:  "2015-07-22 19:30:39" },
  { height:  572615 , difficulty:  1628627 , date:  "2015-07-22 19:31:05" },
  { height:  572616 , difficulty:  1621089 , date:  "2015-07-22 19:31:30" },
  { height:  572617 , difficulty:  1621401 , date:  "2015-07-22 19:32:09" },
  { height:  572618 , difficulty:  1619974 , date:  "2015-07-22 19:32:11" },
  { height:  572619 , difficulty:  1621643 , date:  "2015-07-22 19:33:59" },
  { height:  572620 , difficulty:  1620178 , date:  "2015-07-22 19:34:32" },
  { height:  572621 , difficulty:  1617158 , date:  "2015-07-22 19:36:47" },
  { height:  572622 , difficulty:  1616093 , date:  "2015-07-22 19:36:51" },
  { height:  572623 , difficulty:  1616420 , date:  "2015-07-22 19:36:57" },
  { height:  572624 , difficulty:  1614115 , date:  "2015-07-22 19:37:39" },
  { height:  572625 , difficulty:  1609203 , date:  "2015-07-22 19:39:10" },
  { height:  572626 , difficulty:  1610887 , date:  "2015-07-22 19:40:12" },
  { height:  572627 , difficulty:  1609351 , date:  "2015-07-22 19:40:20" },
  { height:  572628 , difficulty:  1613072 , date:  "2015-07-22 19:40:49" },
  { height:  572629 , difficulty:  1620709 , date:  "2015-07-22 19:41:15" },
  { height:  572630 , difficulty:  1621849 , date:  "2015-07-22 19:41:15" },
  { height:  572631 , difficulty:  1609696 , date:  "2015-07-22 19:42:15" },
  { height:  572632 , difficulty:  1609839 , date:  "2015-07-22 19:45:45" },
  { height:  572633 , difficulty:  1614293 , date:  "2015-07-22 19:46:32" },
  { height:  572634 , difficulty:  1616785 , date:  "2015-07-22 19:46:58" },
  { height:  572635 , difficulty:  1616473 , date:  "2015-07-22 19:47:35" },
  { height:  572636 , difficulty:  1617575 , date:  "2015-07-22 19:47:39" },
  { height:  572637 , difficulty:  1617272 , date:  "2015-07-22 19:48:05" },
  { height:  572638 , difficulty:  1615036 , date:  "2015-07-22 19:48:08" },
  { height:  572639 , difficulty:  1630312 , date:  "2015-07-22 19:49:43" },
  { height:  572640 , difficulty:  1633193 , date:  "2015-07-22 19:49:48" },
  { height:  572641 , difficulty:  1631349 , date:  "2015-07-22 19:49:57" },
  { height:  572642 , difficulty:  1635545 , date:  "2015-07-22 19:51:22" },
  { height:  572643 , difficulty:  1635808 , date:  "2015-07-22 19:51:23" },
  { height:  572644 , difficulty:  1629806 , date:  "2015-07-22 19:55:18" },
  { height:  572645 , difficulty:  1629780 , date:  "2015-07-22 19:55:37" },
  { height:  572646 , difficulty:  1644419 , date:  "2015-07-22 19:56:06" },
  { height:  572647 , difficulty:  1644519 , date:  "2015-07-22 19:58:06" },
  { height:  572648 , difficulty:  1644754 , date:  "2015-07-22 19:58:11" },
  { height:  572649 , difficulty:  1643092 , date:  "2015-07-22 19:58:54" },
  { height:  572650 , difficulty:  1645263 , date:  "2015-07-22 19:59:13" },
  { height:  572651 , difficulty:  1643648 , date:  "2015-07-22 19:59:23" },
  { height:  572652 , difficulty:  1645821 , date:  "2015-07-22 19:59:45" },
  { height:  572653 , difficulty:  1637558 , date:  "2015-07-22 19:59:47" },
  { height:  572654 , difficulty:  1636961 , date:  "2015-07-22 19:59:49" },
  { height:  572655 , difficulty:  1638571 , date:  "2015-07-22 20:00:04" },
  { height:  572656 , difficulty:  1637016 , date:  "2015-07-22 20:04:47" },
  { height:  572657 , difficulty:  1641641 , date:  "2015-07-22 20:04:59" },
  { height:  572658 , difficulty:  1637008 , date:  "2015-07-22 20:05:18" },
  { height:  572659 , difficulty:  1633625 , date:  "2015-07-22 20:06:35" },
  { height:  572660 , difficulty:  1634565 , date:  "2015-07-22 20:06:38" },
  { height:  572661 , difficulty:  1630766 , date:  "2015-07-22 20:07:06" },
  { height:  572662 , difficulty:  1627579 , date:  "2015-07-22 20:07:32" },
  { height:  572663 , difficulty:  1625992 , date:  "2015-07-22 20:08:03" },
  { height:  572664 , difficulty:  1635204 , date:  "2015-07-22 20:08:06" },
  { height:  572665 , difficulty:  1634719 , date:  "2015-07-22 20:08:39" },
  { height:  572666 , difficulty:  1631696 , date:  "2015-07-22 20:09:52" },
  { height:  572667 , difficulty:  1629779 , date:  "2015-07-22 20:10:22" },
  { height:  572668 , difficulty:  1630144 , date:  "2015-07-22 20:10:23" },
  { height:  572669 , difficulty:  1637389 , date:  "2015-07-22 20:11:29" },
  { height:  572670 , difficulty:  1637595 , date:  "2015-07-22 20:14:02" },
  { height:  572671 , difficulty:  1640592 , date:  "2015-07-22 20:14:33" },
  { height:  572672 , difficulty:  1642103 , date:  "2015-07-22 20:14:49" },
  { height:  572673 , difficulty:  1633922 , date:  "2015-07-22 20:15:23" },
  { height:  572674 , difficulty:  1635085 , date:  "2015-07-22 20:16:19" },
  { height:  572675 , difficulty:  1634170 , date:  "2015-07-22 20:16:46" },
  { height:  572676 , difficulty:  1635528 , date:  "2015-07-22 20:16:50" },
  { height:  572677 , difficulty:  1631444 , date:  "2015-07-22 20:17:31" },
  { height:  572678 , difficulty:  1632428 , date:  "2015-07-22 20:18:59" },
  { height:  572679 , difficulty:  1635913 , date:  "2015-07-22 20:20:18" },
  { height:  572680 , difficulty:  1634146 , date:  "2015-07-22 20:21:17" },
  { height:  572681 , difficulty:  1633190 , date:  "2015-07-22 20:21:33" },
  { height:  572682 , difficulty:  1633581 , date:  "2015-07-22 20:21:37" },
  { height:  572683 , difficulty:  1634438 , date:  "2015-07-22 20:22:22" },
  { height:  572684 , difficulty:  1633892 , date:  "2015-07-22 20:22:43" },
  { height:  572685 , difficulty:  1633978 , date:  "2015-07-22 20:24:13" },
  { height:  572686 , difficulty:  1633890 , date:  "2015-07-22 20:24:22" },
  { height:  572687 , difficulty:  1643664 , date:  "2015-07-22 20:24:38" },
  { height:  572688 , difficulty:  1644834 , date:  "2015-07-22 20:25:11" },
  { height:  572689 , difficulty:  1640549 , date:  "2015-07-22 20:26:53" },
  { height:  572690 , difficulty:  1644063 , date:  "2015-07-22 20:26:58" },
  { height:  572691 , difficulty:  1642771 , date:  "2015-07-22 20:27:06" },
  { height:  572692 , difficulty:  1643999 , date:  "2015-07-22 20:27:22" },
  { height:  572693 , difficulty:  1644967 , date:  "2015-07-22 20:27:27" },
  { height:  572694 , difficulty:  1646579 , date:  "2015-07-22 20:28:02" },
  { height:  572695 , difficulty:  1648422 , date:  "2015-07-22 20:28:04" },
  { height:  572696 , difficulty:  1646983 , date:  "2015-07-22 20:28:21" },
  { height:  572697 , difficulty:  1641496 , date:  "2015-07-22 20:29:02" },
  { height:  572698 , difficulty:  1641212 , date:  "2015-07-22 20:30:13" },
  { height:  572699 , difficulty:  1642302 , date:  "2015-07-22 20:30:44" },
  { height:  572700 , difficulty:  1641073 , date:  "2015-07-22 20:31:14" },
  { height:  572701 , difficulty:  1637824 , date:  "2015-07-22 20:32:21" },
  { height:  572702 , difficulty:  1639158 , date:  "2015-07-22 20:32:36" },
  { height:  572703 , difficulty:  1638972 , date:  "2015-07-22 20:34:06" },
  { height:  572704 , difficulty:  1637732 , date:  "2015-07-22 20:35:36" },
  { height:  572705 , difficulty:  1636906 , date:  "2015-07-22 20:35:59" },
  { height:  572706 , difficulty:  1640491 , date:  "2015-07-22 20:36:44" },
  { height:  572707 , difficulty:  1639080 , date:  "2015-07-22 20:36:49" },
  { height:  572708 , difficulty:  1633198 , date:  "2015-07-22 20:36:57" },
  { height:  572709 , difficulty:  1633084 , date:  "2015-07-22 20:38:06" },
  { height:  572710 , difficulty:  1631876 , date:  "2015-07-22 20:39:01" },
  { height:  572711 , difficulty:  1632280 , date:  "2015-07-22 20:39:08" },
  { height:  572712 , difficulty:  1634478 , date:  "2015-07-22 20:39:11" },
  { height:  572713 , difficulty:  1633354 , date:  "2015-07-22 20:39:31" },
  { height:  572714 , difficulty:  1639493 , date:  "2015-07-22 20:39:35" },
  { height:  572715 , difficulty:  1637336 , date:  "2015-07-22 20:39:39" },
  { height:  572716 , difficulty:  1637505 , date:  "2015-07-22 20:40:12" },
  { height:  572717 , difficulty:  1637284 , date:  "2015-07-22 20:43:13" },
  { height:  572718 , difficulty:  1643522 , date:  "2015-07-22 20:43:41" },
  { height:  572719 , difficulty:  1644820 , date:  "2015-07-22 20:45:23" },
  { height:  572720 , difficulty:  1635444 , date:  "2015-07-22 20:46:09" },
  { height:  572721 , difficulty:  1634965 , date:  "2015-07-22 20:47:15" },
  { height:  572722 , difficulty:  1633685 , date:  "2015-07-22 20:47:18" },
  { height:  572723 , difficulty:  1633683 , date:  "2015-07-22 20:47:41" },
  { height:  572724 , difficulty:  1633427 , date:  "2015-07-22 20:48:16" },
  { height:  572725 , difficulty:  1632441 , date:  "2015-07-22 20:48:50" },
  { height:  572726 , difficulty:  1635299 , date:  "2015-07-22 20:49:56" },
  { height:  572727 , difficulty:  1639670 , date:  "2015-07-22 20:49:59" },
  { height:  572728 , difficulty:  1641360 , date:  "2015-07-22 20:50:15" },
  { height:  572729 , difficulty:  1644361 , date:  "2015-07-22 20:51:38" },
  { height:  572730 , difficulty:  1645808 , date:  "2015-07-22 20:51:44" },
  { height:  572731 , difficulty:  1645095 , date:  "2015-07-22 20:52:07" },
  { height:  572732 , difficulty:  1637612 , date:  "2015-07-22 20:52:41" },
  { height:  572733 , difficulty:  1651839 , date:  "2015-07-22 20:54:29" },
  { height:  572734 , difficulty:  1652109 , date:  "2015-07-22 20:54:41" },
  { height:  572735 , difficulty:  1649667 , date:  "2015-07-22 20:54:52" },
  { height:  572736 , difficulty:  1649318 , date:  "2015-07-22 20:55:11" },
  { height:  572737 , difficulty:  1650183 , date:  "2015-07-22 20:55:22" },
  { height:  572738 , difficulty:  1651389 , date:  "2015-07-22 20:55:41" },
  { height:  572739 , difficulty:  1652988 , date:  "2015-07-22 20:56:16" },
  { height:  572740 , difficulty:  1653882 , date:  "2015-07-22 20:56:35" },
  { height:  572741 , difficulty:  1653663 , date:  "2015-07-22 20:56:59" },
  { height:  572742 , difficulty:  1654747 , date:  "2015-07-22 20:57:02" },
  { height:  572743 , difficulty:  1654206 , date:  "2015-07-22 20:58:35" },
  { height:  572744 , difficulty:  1655689 , date:  "2015-07-22 20:58:39" },
  { height:  572745 , difficulty:  1661522 , date:  "2015-07-22 21:00:27" },
  { height:  572746 , difficulty:  1654745 , date:  "2015-07-22 21:02:26" },
  { height:  572747 , difficulty:  1657009 , date:  "2015-07-22 21:02:31" },
  { height:  572748 , difficulty:  1660568 , date:  "2015-07-22 21:03:07" },
  { height:  572749 , difficulty:  1659967 , date:  "2015-07-22 21:03:39" },
  { height:  572750 , difficulty:  1662244 , date:  "2015-07-22 21:03:40" },
  { height:  572751 , difficulty:  1661814 , date:  "2015-07-22 21:04:06" },
  { height:  572752 , difficulty:  1664546 , date:  "2015-07-22 21:05:12" },
  { height:  572753 , difficulty:  1664692 , date:  "2015-07-22 21:06:19" },
  { height:  572754 , difficulty:  1661416 , date:  "2015-07-22 21:06:26" },
  { height:  572755 , difficulty:  1660732 , date:  "2015-07-22 21:07:26" },
  { height:  572756 , difficulty:  1658938 , date:  "2015-07-22 21:07:29" },
  { height:  572757 , difficulty:  1658161 , date:  "2015-07-22 21:08:20" },
  { height:  572758 , difficulty:  1662419 , date:  "2015-07-22 21:08:24" },
  { height:  572759 , difficulty:  1660863 , date:  "2015-07-22 21:09:02" },
  { height:  572760 , difficulty:  1668700 , date:  "2015-07-22 21:10:07" },
  { height:  572761 , difficulty:  1667355 , date:  "2015-07-22 21:10:10" },
  { height:  572762 , difficulty:  1668327 , date:  "2015-07-22 21:10:41" },
  { height:  572763 , difficulty:  1670604 , date:  "2015-07-22 21:11:18" },
  { height:  572764 , difficulty:  1669884 , date:  "2015-07-22 21:11:45" },
  { height:  572765 , difficulty:  1665980 , date:  "2015-07-22 21:12:08" },
  { height:  572766 , difficulty:  1666160 , date:  "2015-07-22 21:12:12" },
  { height:  572767 , difficulty:  1666247 , date:  "2015-07-22 21:12:47" },
  { height:  572768 , difficulty:  1670371 , date:  "2015-07-22 21:13:10" },
  { height:  572769 , difficulty:  1670644 , date:  "2015-07-22 21:13:17" },
  { height:  572770 , difficulty:  1670519 , date:  "2015-07-22 21:13:51" },
  { height:  572771 , difficulty:  1670258 , date:  "2015-07-22 21:14:30" },
  { height:  572772 , difficulty:  1669494 , date:  "2015-07-22 21:15:18" },
  { height:  572773 , difficulty:  1667959 , date:  "2015-07-22 21:16:27" },
  { height:  572774 , difficulty:  1665529 , date:  "2015-07-22 21:16:28" },
  { height:  572775 , difficulty:  1673238 , date:  "2015-07-22 21:17:22" },
  { height:  572776 , difficulty:  1678243 , date:  "2015-07-22 21:17:39" },
  { height:  572777 , difficulty:  1675233 , date:  "2015-07-22 21:17:44" },
  { height:  572778 , difficulty:  1677530 , date:  "2015-07-22 21:18:34" },
  { height:  572779 , difficulty:  1673399 , date:  "2015-07-22 21:18:45" },
  { height:  572780 , difficulty:  1670721 , date:  "2015-07-22 21:18:50" },
  { height:  572781 , difficulty:  1669571 , date:  "2015-07-22 21:19:34" },
  { height:  572782 , difficulty:  1667716 , date:  "2015-07-22 21:19:44" },
  { height:  572783 , difficulty:  1669000 , date:  "2015-07-22 21:20:33" },
  { height:  572784 , difficulty:  1672748 , date:  "2015-07-22 21:20:36" },
  { height:  572785 , difficulty:  1685862 , date:  "2015-07-22 21:21:05" },
  { height:  572786 , difficulty:  1683218 , date:  "2015-07-22 21:23:16" },
  { height:  572787 , difficulty:  1690164 , date:  "2015-07-22 21:24:03" },
  { height:  572788 , difficulty:  1690096 , date:  "2015-07-22 21:24:42" },
  { height:  572789 , difficulty:  1693074 , date:  "2015-07-22 21:24:43" },
  { height:  572790 , difficulty:  1697107 , date:  "2015-07-22 21:25:48" },
  { height:  572791 , difficulty:  1698958 , date:  "2015-07-22 21:26:22" },
  { height:  572792 , difficulty:  1698202 , date:  "2015-07-22 21:27:23" },
  { height:  572793 , difficulty:  1690865 , date:  "2015-07-22 21:27:27" },
  { height:  572794 , difficulty:  1690603 , date:  "2015-07-22 21:27:37" },
  { height:  572795 , difficulty:  1688684 , date:  "2015-07-22 21:28:10" },
  { height:  572796 , difficulty:  1687394 , date:  "2015-07-22 21:28:13" },
  { height:  572797 , difficulty:  1690848 , date:  "2015-07-22 21:28:32" },
  { height:  572798 , difficulty:  1693898 , date:  "2015-07-22 21:30:46" },
  { height:  572799 , difficulty:  1694776 , date:  "2015-07-22 21:33:39" },
  { height:  572800 , difficulty:  1693519 , date:  "2015-07-22 21:33:42" },
  { height:  572801 , difficulty:  1692444 , date:  "2015-07-22 21:34:21" },
  { height:  572802 , difficulty:  1692813 , date:  "2015-07-22 21:34:44" },
  { height:  572803 , difficulty:  1693616 , date:  "2015-07-22 21:35:16" },
  { height:  572804 , difficulty:  1694644 , date:  "2015-07-22 21:35:28" },
  { height:  572805 , difficulty:  1694146 , date:  "2015-07-22 21:35:44" },
  { height:  572806 , difficulty:  1693883 , date:  "2015-07-22 21:36:01" },
  { height:  572807 , difficulty:  1696221 , date:  "2015-07-22 21:36:09" },
  { height:  572808 , difficulty:  1695396 , date:  "2015-07-22 21:36:13" },
  { height:  572809 , difficulty:  1691884 , date:  "2015-07-22 21:36:22" },
  { height:  572810 , difficulty:  1691668 , date:  "2015-07-22 21:38:03" },
  { height:  572811 , difficulty:  1695154 , date:  "2015-07-22 21:38:32" },
  { height:  572812 , difficulty:  1696554 , date:  "2015-07-22 21:39:10" },
  { height:  572813 , difficulty:  1698849 , date:  "2015-07-22 21:39:12" },
  { height:  572814 , difficulty:  1699889 , date:  "2015-07-22 21:40:04" },
  { height:  572815 , difficulty:  1698124 , date:  "2015-07-22 21:40:07" },
  { height:  572816 , difficulty:  1702116 , date:  "2015-07-22 21:41:58" },
  { height:  572817 , difficulty:  1704378 , date:  "2015-07-22 21:42:01" },
  { height:  572818 , difficulty:  1704575 , date:  "2015-07-22 21:42:59" },
  { height:  572819 , difficulty:  1703314 , date:  "2015-07-22 21:46:04" },
  { height:  572820 , difficulty:  1703563 , date:  "2015-07-22 21:46:28" },
  { height:  572821 , difficulty:  1703933 , date:  "2015-07-22 21:46:26" },
  { height:  572822 , difficulty:  1699682 , date:  "2015-07-22 21:46:54" },
  { height:  572823 , difficulty:  1702244 , date:  "2015-07-22 21:47:16" },
  { height:  572824 , difficulty:  1705724 , date:  "2015-07-22 21:47:34" },
  { height:  572825 , difficulty:  1708319 , date:  "2015-07-22 21:47:53" },
  { height:  572826 , difficulty:  1709748 , date:  "2015-07-22 21:47:57" },
  { height:  572827 , difficulty:  1710085 , date:  "2015-07-22 21:48:38" },
  { height:  572828 , difficulty:  1708764 , date:  "2015-07-22 21:48:40" },
  { height:  572829 , difficulty:  1713857 , date:  "2015-07-22 21:49:34" },
  { height:  572830 , difficulty:  1714231 , date:  "2015-07-22 21:49:38" },
  { height:  572831 , difficulty:  1717571 , date:  "2015-07-22 21:50:07" },
  { height:  572832 , difficulty:  1717371 , date:  "2015-07-22 21:50:28" },
  { height:  572833 , difficulty:  1716068 , date:  "2015-07-22 21:50:32" },
  { height:  572834 , difficulty:  1717506 , date:  "2015-07-22 21:51:07" },
  { height:  572835 , difficulty:  1715585 , date:  "2015-07-22 21:51:10" },
  { height:  572836 , difficulty:  1718047 , date:  "2015-07-22 21:51:34" },
  { height:  572837 , difficulty:  1721610 , date:  "2015-07-22 21:51:39" },
  { height:  572838 , difficulty:  1728146 , date:  "2015-07-22 21:53:04" },
  { height:  572839 , difficulty:  1730007 , date:  "2015-07-22 21:53:09" },
  { height:  572840 , difficulty:  1740830 , date:  "2015-07-22 21:53:22" },
  { height:  572841 , difficulty:  1741666 , date:  "2015-07-22 21:53:50" },
  { height:  572842 , difficulty:  1749074 , date:  "2015-07-22 21:54:29" },
  { height:  572843 , difficulty:  1747867 , date:  "2015-07-22 21:55:26" },
  { height:  572844 , difficulty:  1750801 , date:  "2015-07-22 21:59:31" },
  { height:  572845 , difficulty:  1759666 , date:  "2015-07-22 21:59:59" },
  { height:  572846 , difficulty:  1758914 , date:  "2015-07-22 22:00:54" },
  { height:  572847 , difficulty:  1757057 , date:  "2015-07-22 22:01:20" },
  { height:  572848 , difficulty:  1760153 , date:  "2015-07-22 22:01:40" },
  { height:  572849 , difficulty:  1758165 , date:  "2015-07-22 22:05:00" },
  { height:  572850 , difficulty:  1759186 , date:  "2015-07-22 22:05:57" },
  { height:  572851 , difficulty:  1756515 , date:  "2015-07-22 22:06:43" },
  { height:  572852 , difficulty:  1768802 , date:  "2015-07-22 22:06:50" },
  { height:  572853 , difficulty:  1768545 , date:  "2015-07-22 22:08:00" },
  { height:  572854 , difficulty:  1768194 , date:  "2015-07-22 22:08:02" },
  { height:  572855 , difficulty:  1769720 , date:  "2015-07-22 22:08:45" },
  { height:  572856 , difficulty:  1771757 , date:  "2015-07-22 22:09:26" },
  { height:  572857 , difficulty:  1774051 , date:  "2015-07-22 22:10:00" },
  { height:  572858 , difficulty:  1777929 , date:  "2015-07-22 22:10:30" },
  { height:  572859 , difficulty:  1780534 , date:  "2015-07-22 22:14:00" },
  { height:  572860 , difficulty:  1785334 , date:  "2015-07-22 22:14:04" },
  { height:  572861 , difficulty:  1786346 , date:  "2015-07-22 22:14:11" },
  { height:  572862 , difficulty:  1779688 , date:  "2015-07-22 22:15:33" },
  { height:  572863 , difficulty:  1780559 , date:  "2015-07-22 22:15:48" },
  { height:  572864 , difficulty:  1779830 , date:  "2015-07-22 22:16:17" },
  { height:  572865 , difficulty:  1790001 , date:  "2015-07-22 22:17:39" },
  { height:  572866 , difficulty:  1797139 , date:  "2015-07-22 22:18:04" },
  { height:  572867 , difficulty:  1799576 , date:  "2015-07-22 22:18:52" },
  { height:  572868 , difficulty:  1797113 , date:  "2015-07-22 22:20:54" },
  { height:  572869 , difficulty:  1799116 , date:  "2015-07-22 22:21:31" },
  { height:  572870 , difficulty:  1804074 , date:  "2015-07-22 22:22:31" },
  { height:  572871 , difficulty:  1802206 , date:  "2015-07-22 22:22:36" },
  { height:  572872 , difficulty:  1802244 , date:  "2015-07-22 22:23:37" },
  { height:  572873 , difficulty:  1801926 , date:  "2015-07-22 22:25:12" },
  { height:  572874 , difficulty:  1794861 , date:  "2015-07-22 22:26:19" },
  { height:  572875 , difficulty:  1790717 , date:  "2015-07-22 22:26:20" },
  { height:  572876 , difficulty:  1793540 , date:  "2015-07-22 22:27:07" },
  { height:  572877 , difficulty:  1792322 , date:  "2015-07-22 22:29:37" },
  { height:  572878 , difficulty:  1791165 , date:  "2015-07-22 22:29:40" },
  { height:  572879 , difficulty:  1790483 , date:  "2015-07-22 22:30:31" },
  { height:  572880 , difficulty:  1789754 , date:  "2015-07-22 22:31:40" },
  { height:  572881 , difficulty:  1799038 , date:  "2015-07-22 22:32:33" },
  { height:  572882 , difficulty:  1811677 , date:  "2015-07-22 22:33:02" },
  { height:  572883 , difficulty:  1813437 , date:  "2015-07-22 22:39:14" },
  { height:  572884 , difficulty:  1816546 , date:  "2015-07-22 22:41:27" },
  { height:  572885 , difficulty:  1816477 , date:  "2015-07-22 22:43:31" },
  { height:  572886 , difficulty:  1812750 , date:  "2015-07-22 22:46:36" },
  { height:  572887 , difficulty:  1811182 , date:  "2015-07-22 22:47:41" },
  { height:  572888 , difficulty:  1810582 , date:  "2015-07-22 22:48:12" },
  { height:  572889 , difficulty:  1814690 , date:  "2015-07-22 22:51:02" },
  { height:  572890 , difficulty:  1816449 , date:  "2015-07-22 22:51:04" },
  { height:  572891 , difficulty:  1834822 , date:  "2015-07-22 22:54:17" },
  { height:  572892 , difficulty:  1829055 , date:  "2015-07-22 22:54:50" },
  { height:  572893 , difficulty:  1844419 , date:  "2015-07-22 22:54:56" },
  { height:  572894 , difficulty:  1843457 , date:  "2015-07-22 22:55:04" },
  { height:  572895 , difficulty:  1834205 , date:  "2015-07-22 22:58:33" },
  { height:  572896 , difficulty:  1841130 , date:  "2015-07-22 23:01:14" },
  { height:  572897 , difficulty:  1841059 , date:  "2015-07-22 23:01:52" },
  { height:  572898 , difficulty:  1842588 , date:  "2015-07-22 23:01:53" },
  { height:  572899 , difficulty:  1851151 , date:  "2015-07-22 23:02:08" },
  { height:  572900 , difficulty:  1851528 , date:  "2015-07-22 23:02:17" },
  { height:  572901 , difficulty:  1852464 , date:  "2015-07-22 23:02:45" },
  { height:  572902 , difficulty:  1857338 , date:  "2015-07-22 23:03:54" },
  { height:  572903 , difficulty:  1859914 , date:  "2015-07-22 23:05:00" },
  { height:  572904 , difficulty:  1860063 , date:  "2015-07-22 23:05:37" },
  { height:  572905 , difficulty:  1857692 , date:  "2015-07-22 23:05:49" },
  { height:  572906 , difficulty:  1859161 , date:  "2015-07-22 23:05:54" },
  { height:  572907 , difficulty:  1857424 , date:  "2015-07-22 23:07:53" },
  { height:  572908 , difficulty:  1863144 , date:  "2015-07-22 23:08:52" },
  { height:  572909 , difficulty:  1865525 , date:  "2015-07-22 23:08:57" },
  { height:  572910 , difficulty:  1864782 , date:  "2015-07-22 23:10:35" },
  { height:  572911 , difficulty:  1865279 , date:  "2015-07-22 23:10:39" },
  { height:  572912 , difficulty:  1863795 , date:  "2015-07-22 23:11:10" },
  { height:  572913 , difficulty:  1865397 , date:  "2015-07-22 23:11:12" },
  { height:  572914 , difficulty:  1860466 , date:  "2015-07-22 23:11:22" },
  { height:  572915 , difficulty:  1861561 , date:  "2015-07-22 23:11:25" },
  { height:  572916 , difficulty:  1861394 , date:  "2015-07-22 23:12:14" },
  { height:  572917 , difficulty:  1861673 , date:  "2015-07-22 23:12:29" },
  { height:  572918 , difficulty:  1860214 , date:  "2015-07-22 23:13:38" },
  { height:  572919 , difficulty:  1863682 , date:  "2015-07-22 23:14:05" },
  { height:  572920 , difficulty:  1850823 , date:  "2015-07-22 23:16:27" },
  { height:  572921 , difficulty:  1849458 , date:  "2015-07-22 23:16:31" },
  { height:  572922 , difficulty:  1851064 , date:  "2015-07-22 23:16:45" },
  { height:  572923 , difficulty:  1849622 , date:  "2015-07-22 23:17:24" },
  { height:  572924 , difficulty:  1850215 , date:  "2015-07-22 23:18:22" },
  { height:  572925 , difficulty:  1841651 , date:  "2015-07-22 23:19:29" },
  { height:  572926 , difficulty:  1841180 , date:  "2015-07-22 23:21:45" },
  { height:  572927 , difficulty:  1843761 , date:  "2015-07-22 23:21:53" },
  { height:  572928 , difficulty:  1851199 , date:  "2015-07-22 23:21:52" },
  { height:  572929 , difficulty:  1860042 , date:  "2015-07-22 23:22:27" },
  { height:  572930 , difficulty:  1860997 , date:  "2015-07-22 23:22:33" },
  { height:  572931 , difficulty:  1859124 , date:  "2015-07-22 23:23:22" },
  { height:  572932 , difficulty:  1857542 , date:  "2015-07-22 23:26:41" },
  { height:  572933 , difficulty:  1864928 , date:  "2015-07-22 23:29:30" },
  { height:  572934 , difficulty:  1867344 , date:  "2015-07-22 23:29:33" },
  { height:  572935 , difficulty:  1857378 , date:  "2015-07-22 23:29:39" },
  { height:  572936 , difficulty:  1857648 , date:  "2015-07-22 23:29:46" },
  { height:  572937 , difficulty:  1857583 , date:  "2015-07-22 23:31:56" },
  { height:  572938 , difficulty:  1855071 , date:  "2015-07-22 23:32:01" },
  { height:  572939 , difficulty:  1856792 , date:  "2015-07-22 23:34:53" },
  { height:  572940 , difficulty:  1855290 , date:  "2015-07-22 23:34:53" },
  { height:  572941 , difficulty:  1853040 , date:  "2015-07-22 23:35:01" },
  { height:  572942 , difficulty:  1858316 , date:  "2015-07-22 23:35:12" },
  { height:  572943 , difficulty:  1856377 , date:  "2015-07-22 23:35:45" },
  { height:  572944 , difficulty:  1850101 , date:  "2015-07-22 23:36:44" },
  { height:  572945 , difficulty:  1866253 , date:  "2015-07-22 23:37:20" },
  { height:  572946 , difficulty:  1863167 , date:  "2015-07-22 23:37:24" },
  { height:  572947 , difficulty:  1872581 , date:  "2015-07-22 23:37:50" },
  { height:  572948 , difficulty:  1869404 , date:  "2015-07-22 23:40:12" },
  { height:  572949 , difficulty:  1864581 , date:  "2015-07-22 23:40:14" },
  { height:  572950 , difficulty:  1871390 , date:  "2015-07-22 23:40:16" },
  { height:  572951 , difficulty:  1875017 , date:  "2015-07-22 23:41:38" },
  { height:  572952 , difficulty:  1872674 , date:  "2015-07-22 23:42:18" },
  { height:  572953 , difficulty:  1867533 , date:  "2015-07-22 23:43:22" },
  { height:  572954 , difficulty:  1876663 , date:  "2015-07-22 23:43:59" },
  { height:  572955 , difficulty:  1874015 , date:  "2015-07-22 23:44:44" },
  { height:  572956 , difficulty:  1871430 , date:  "2015-07-22 23:49:47" },
  { height:  572957 , difficulty:  1872261 , date:  "2015-07-22 23:49:54" },
  { height:  572958 , difficulty:  1870894 , date:  "2015-07-22 23:50:04" },
  { height:  572959 , difficulty:  1850666 , date:  "2015-07-22 23:50:48" },
  { height:  572960 , difficulty:  1844595 , date:  "2015-07-22 23:51:09" },
  { height:  572961 , difficulty:  1842833 , date:  "2015-07-22 23:53:00" },
  { height:  572962 , difficulty:  1832997 , date:  "2015-07-22 23:53:27" },
  { height:  572963 , difficulty:  1834325 , date:  "2015-07-22 23:53:57" },
  { height:  572964 , difficulty:  1834264 , date:  "2015-07-22 23:54:15" },
  { height:  572965 , difficulty:  1825441 , date:  "2015-07-22 23:56:16" },
  { height:  572966 , difficulty:  1827806 , date:  "2015-07-22 23:56:22" },
  { height:  572967 , difficulty:  1822154 , date:  "2015-07-22 23:57:21" },
  { height:  572968 , difficulty:  1822649 , date:  "2015-07-22 23:58:25" },
  { height:  572969 , difficulty:  1828258 , date:  "2015-07-22 23:58:49" },
  { height:  572970 , difficulty:  1830055 , date:  "2015-07-22 23:59:30" },
  { height:  572971 , difficulty:  1821193 , date:  "2015-07-23 00:00:30" },
  { height:  572972 , difficulty:  1819344 , date:  "2015-07-23 00:01:18" },
  { height:  572973 , difficulty:  1819386 , date:  "2015-07-23 00:01:23" },
  { height:  572974 , difficulty:  1827319 , date:  "2015-07-23 00:02:54" },
  { height:  572975 , difficulty:  1832642 , date:  "2015-07-23 00:03:14" },
  { height:  572976 , difficulty:  1834083 , date:  "2015-07-23 00:03:18" },
  { height:  572977 , difficulty:  1837070 , date:  "2015-07-23 00:03:32" },
  { height:  572978 , difficulty:  1833515 , date:  "2015-07-23 00:05:11" },
  { height:  572979 , difficulty:  1835291 , date:  "2015-07-23 00:06:02" },
  { height:  572980 , difficulty:  1835963 , date:  "2015-07-23 00:06:24" },
  { height:  572981 , difficulty:  1836743 , date:  "2015-07-23 00:06:48" },
  { height:  572982 , difficulty:  1840569 , date:  "2015-07-23 00:07:01" },
  { height:  572983 , difficulty:  1834501 , date:  "2015-07-23 00:07:10" },
  { height:  572984 , difficulty:  1833037 , date:  "2015-07-23 00:07:34" },
  { height:  572985 , difficulty:  1833766 , date:  "2015-07-23 00:09:01" },
  { height:  572986 , difficulty:  1836687 , date:  "2015-07-23 00:09:56" },
  { height:  572987 , difficulty:  1845103 , date:  "2015-07-23 00:10:01" },
  { height:  572988 , difficulty:  1843985 , date:  "2015-07-23 00:10:07" },
  { height:  572989 , difficulty:  1851681 , date:  "2015-07-23 00:10:18" },
  { height:  572990 , difficulty:  1851834 , date:  "2015-07-23 00:11:02" },
  { height:  572991 , difficulty:  1852774 , date:  "2015-07-23 00:11:07" },
  { height:  572992 , difficulty:  1858104 , date:  "2015-07-23 00:12:29" },
  { height:  572993 , difficulty:  1857642 , date:  "2015-07-23 00:13:22" },
  { height:  572994 , difficulty:  1859773 , date:  "2015-07-23 00:13:23" },
  { height:  572995 , difficulty:  1860279 , date:  "2015-07-23 00:13:29" },
  { height:  572996 , difficulty:  1852710 , date:  "2015-07-23 00:14:30" },
  { height:  572997 , difficulty:  1858015 , date:  "2015-07-23 00:15:44" },
  { height:  572998 , difficulty:  1863019 , date:  "2015-07-23 00:18:13" },
  { height:  572999 , difficulty:  1861912 , date:  "2015-07-23 00:19:19" },
  { height:  573000 , difficulty:  1861201 , date:  "2015-07-23 00:20:05" },
  { height:  573001 , difficulty:  1858998 , date:  "2015-07-23 00:20:19" },
  { height:  573002 , difficulty:  1853938 , date:  "2015-07-23 00:21:03" },
  { height:  573003 , difficulty:  1854049 , date:  "2015-07-23 00:21:49" },
  { height:  573004 , difficulty:  1855924 , date:  "2015-07-23 00:21:55" },
  { height:  573005 , difficulty:  1854961 , date:  "2015-07-23 00:23:22" },
  { height:  573006 , difficulty:  1863355 , date:  "2015-07-23 00:24:30" },
  { height:  573007 , difficulty:  1865893 , date:  "2015-07-23 00:25:06" },
  { height:  573008 , difficulty:  1863659 , date:  "2015-07-23 00:25:25" },
  { height:  573009 , difficulty:  1861627 , date:  "2015-07-23 00:28:20" },
  { height:  573010 , difficulty:  1863223 , date:  "2015-07-23 00:28:24" },
  { height:  573011 , difficulty:  1871807 , date:  "2015-07-23 00:29:18" },
  { height:  573012 , difficulty:  1872774 , date:  "2015-07-23 00:30:02" },
  { height:  573013 , difficulty:  1869285 , date:  "2015-07-23 00:30:05" },
  { height:  573014 , difficulty:  1869840 , date:  "2015-07-23 00:31:33" },
  { height:  573015 , difficulty:  1864318 , date:  "2015-07-23 00:32:18" },
  { height:  573016 , difficulty:  1866746 , date:  "2015-07-23 00:33:41" },
  { height:  573017 , difficulty:  1866675 , date:  "2015-07-23 00:33:47" },
  { height:  573018 , difficulty:  1868326 , date:  "2015-07-23 00:33:50" },
  { height:  573019 , difficulty:  1871975 , date:  "2015-07-23 00:34:51" },
  { height:  573020 , difficulty:  1869055 , date:  "2015-07-23 00:36:34" },
  { height:  573021 , difficulty:  1872003 , date:  "2015-07-23 00:37:16" },
  { height:  573022 , difficulty:  1872605 , date:  "2015-07-23 00:38:19" },
  { height:  573023 , difficulty:  1872436 , date:  "2015-07-23 00:38:26" },
  { height:  573024 , difficulty:  1881613 , date:  "2015-07-23 00:38:43" },
  { height:  573025 , difficulty:  1883023 , date:  "2015-07-23 00:39:57" },
  { height:  573026 , difficulty:  1886547 , date:  "2015-07-23 00:40:19" },
  { height:  573027 , difficulty:  1885104 , date:  "2015-07-23 00:41:55" },
  { height:  573028 , difficulty:  1885738 , date:  "2015-07-23 00:42:26" },
  { height:  573029 , difficulty:  1890608 , date:  "2015-07-23 00:42:41" },
  { height:  573030 , difficulty:  1889233 , date:  "2015-07-23 00:42:51" },
  { height:  573031 , difficulty:  1887739 , date:  "2015-07-23 00:43:31" },
  { height:  573032 , difficulty:  1875074 , date:  "2015-07-23 00:44:39" },
  { height:  573033 , difficulty:  1877036 , date:  "2015-07-23 00:45:16" },
  { height:  573034 , difficulty:  1878077 , date:  "2015-07-23 00:45:20" },
  { height:  573035 , difficulty:  1884548 , date:  "2015-07-23 00:45:33" },
  { height:  573036 , difficulty:  1887510 , date:  "2015-07-23 00:46:57" },
  { height:  573037 , difficulty:  1885032 , date:  "2015-07-23 00:47:02" },
  { height:  573038 , difficulty:  1887044 , date:  "2015-07-23 00:47:17" },
  { height:  573039 , difficulty:  1891314 , date:  "2015-07-23 00:48:36" },
  { height:  573040 , difficulty:  1893606 , date:  "2015-07-23 00:49:13" },
  { height:  573041 , difficulty:  1888434 , date:  "2015-07-23 00:50:11" },
  { height:  573042 , difficulty:  1891749 , date:  "2015-07-23 00:50:16" },
  { height:  573043 , difficulty:  1894955 , date:  "2015-07-23 00:52:39" },
  { height:  573044 , difficulty:  1896122 , date:  "2015-07-23 00:53:22" },
  { height:  573045 , difficulty:  1898714 , date:  "2015-07-23 00:53:25" },
  { height:  573046 , difficulty:  1898561 , date:  "2015-07-23 00:53:40" },
  { height:  573047 , difficulty:  1896639 , date:  "2015-07-23 00:56:09" },
  { height:  573048 , difficulty:  1894018 , date:  "2015-07-23 00:56:13" },
  { height:  573049 , difficulty:  1894667 , date:  "2015-07-23 00:58:20" },
  { height:  573050 , difficulty:  1890618 , date:  "2015-07-23 00:59:04" },
  { height:  573051 , difficulty:  1891884 , date:  "2015-07-23 00:59:18" },
  { height:  573052 , difficulty:  1892619 , date:  "2015-07-23 00:59:59" },
  { height:  573053 , difficulty:  1898679 , date:  "2015-07-23 01:00:01" },
  { height:  573054 , difficulty:  1899298 , date:  "2015-07-23 01:00:37" },
  { height:  573055 , difficulty:  1900104 , date:  "2015-07-23 01:01:09" },
  { height:  573056 , difficulty:  1906564 , date:  "2015-07-23 01:01:26" },
  { height:  573057 , difficulty:  1913841 , date:  "2015-07-23 01:02:02" },
  { height:  573058 , difficulty:  1931428 , date:  "2015-07-23 01:02:17" },
  { height:  573059 , difficulty:  1934971 , date:  "2015-07-23 01:03:19" },
  { height:  573060 , difficulty:  1947845 , date:  "2015-07-23 01:03:21" },
  { height:  573061 , difficulty:  1942761 , date:  "2015-07-23 01:07:16" },
  { height:  573062 , difficulty:  1941934 , date:  "2015-07-23 01:07:22" },
  { height:  573063 , difficulty:  1945596 , date:  "2015-07-23 01:09:47" },
  { height:  573064 , difficulty:  1947297 , date:  "2015-07-23 01:09:50" },
  { height:  573065 , difficulty:  1947731 , date:  "2015-07-23 01:10:11" },
  { height:  573066 , difficulty:  1964435 , date:  "2015-07-23 01:10:53" },
  { height:  573067 , difficulty:  1971033 , date:  "2015-07-23 01:11:01" },
  { height:  573068 , difficulty:  1969097 , date:  "2015-07-23 01:11:06" },
  { height:  573069 , difficulty:  1966154 , date:  "2015-07-23 01:13:12" },
  { height:  573070 , difficulty:  1966480 , date:  "2015-07-23 01:13:15" },
  { height:  573071 , difficulty:  1966681 , date:  "2015-07-23 01:15:39" },
  { height:  573072 , difficulty:  1963859 , date:  "2015-07-23 01:15:45" },
  { height:  573073 , difficulty:  1960192 , date:  "2015-07-23 01:18:41" },
  { height:  573074 , difficulty:  1955068 , date:  "2015-07-23 01:19:37" },
  { height:  573075 , difficulty:  1954655 , date:  "2015-07-23 01:20:52" },
  { height:  573076 , difficulty:  1953059 , date:  "2015-07-23 01:21:49" },
  { height:  573077 , difficulty:  1953621 , date:  "2015-07-23 01:22:25" },
  { height:  573078 , difficulty:  1960512 , date:  "2015-07-23 01:22:31" },
  { height:  573079 , difficulty:  1961743 , date:  "2015-07-23 01:22:40" },
  { height:  573080 , difficulty:  1961853 , date:  "2015-07-23 01:22:51" },
  { height:  573081 , difficulty:  1957912 , date:  "2015-07-23 01:24:07" },
  { height:  573082 , difficulty:  1971304 , date:  "2015-07-23 01:24:27" },
  { height:  573083 , difficulty:  1977259 , date:  "2015-07-23 01:24:44" },
  { height:  573084 , difficulty:  1984342 , date:  "2015-07-23 01:26:06" },
  { height:  573085 , difficulty:  1973824 , date:  "2015-07-23 01:30:06" },
  { height:  573086 , difficulty:  1975293 , date:  "2015-07-23 01:30:10" },
  { height:  573087 , difficulty:  1972430 , date:  "2015-07-23 01:31:21" },
  { height:  573088 , difficulty:  1970630 , date:  "2015-07-23 01:31:24" },
  { height:  573089 , difficulty:  1981466 , date:  "2015-07-23 01:32:16" },
  { height:  573090 , difficulty:  1976102 , date:  "2015-07-23 01:32:18" },
  { height:  573091 , difficulty:  1984885 , date:  "2015-07-23 01:33:26" },
  { height:  573092 , difficulty:  1986252 , date:  "2015-07-23 01:33:34" },
  { height:  573093 , difficulty:  1987488 , date:  "2015-07-23 01:34:50" },
  { height:  573094 , difficulty:  1993736 , date:  "2015-07-23 01:37:49" },
  { height:  573095 , difficulty:  2000788 , date:  "2015-07-23 01:38:24" },
  { height:  573096 , difficulty:  1994535 , date:  "2015-07-23 01:40:26" },
  { height:  573097 , difficulty:  1992558 , date:  "2015-07-23 01:40:43" },
  { height:  573098 , difficulty:  1991163 , date:  "2015-07-23 01:41:11" },
  { height:  573099 , difficulty:  1992316 , date:  "2015-07-23 01:41:45" },
  { height:  573100 , difficulty:  1993638 , date:  "2015-07-23 01:41:47" },
  { height:  573101 , difficulty:  1996963 , date:  "2015-07-23 01:42:06" },
  { height:  573102 , difficulty:  2003737 , date:  "2015-07-23 01:43:30" },
  { height:  573103 , difficulty:  1999242 , date:  "2015-07-23 01:44:53" },
  { height:  573104 , difficulty:  2011901 , date:  "2015-07-23 01:47:26" },
  { height:  573105 , difficulty:  2011373 , date:  "2015-07-23 01:47:41" },
  { height:  573106 , difficulty:  2019111 , date:  "2015-07-23 01:47:42" },
  { height:  573107 , difficulty:  2023127 , date:  "2015-07-23 01:48:03" },
  { height:  573108 , difficulty:  2019729 , date:  "2015-07-23 01:48:35" },
  { height:  573109 , difficulty:  2017992 , date:  "2015-07-23 01:49:22" },
  { height:  573110 , difficulty:  2037363 , date:  "2015-07-23 01:49:28" },
  { height:  573111 , difficulty:  2042941 , date:  "2015-07-23 01:51:15" },
  { height:  573112 , difficulty:  2048354 , date:  "2015-07-23 01:51:19" },
  { height:  573113 , difficulty:  2048418 , date:  "2015-07-23 01:52:09" },
  { height:  573114 , difficulty:  2050316 , date:  "2015-07-23 01:52:14" },
  { height:  573115 , difficulty:  2046066 , date:  "2015-07-23 01:52:59" },
  { height:  573116 , difficulty:  2051291 , date:  "2015-07-23 01:55:33" },
  { height:  573117 , difficulty:  2048782 , date:  "2015-07-23 01:56:10" },
  { height:  573118 , difficulty:  2051440 , date:  "2015-07-23 01:58:51" },
  { height:  573119 , difficulty:  2044430 , date:  "2015-07-23 01:59:48" },
  { height:  573120 , difficulty:  2043726 , date:  "2015-07-23 02:00:20" },
  { height:  573121 , difficulty:  2052434 , date:  "2015-07-23 02:00:52" },
  { height:  573122 , difficulty:  2054250 , date:  "2015-07-23 02:03:36" },
  { height:  573123 , difficulty:  2046703 , date:  "2015-07-23 02:04:36" },
  { height:  573124 , difficulty:  2053034 , date:  "2015-07-23 02:06:11" },
  { height:  573125 , difficulty:  2052038 , date:  "2015-07-23 02:06:18" },
  { height:  573126 , difficulty:  2055169 , date:  "2015-07-23 02:09:50" },
  { height:  573127 , difficulty:  2057358 , date:  "2015-07-23 02:12:09" },
  { height:  573128 , difficulty:  2066196 , date:  "2015-07-23 02:12:27" },
  { height:  573129 , difficulty:  2079633 , date:  "2015-07-23 02:16:26" },
  { height:  573130 , difficulty:  2081950 , date:  "2015-07-23 02:16:30" },
  { height:  573131 , difficulty:  2081202 , date:  "2015-07-23 02:16:55" },
  { height:  573132 , difficulty:  2082770 , date:  "2015-07-23 02:17:37" },
  { height:  573133 , difficulty:  2085066 , date:  "2015-07-23 02:18:06" },
  { height:  573134 , difficulty:  2092352 , date:  "2015-07-23 02:18:56" },
  { height:  573135 , difficulty:  2090013 , date:  "2015-07-23 02:20:43" },
  { height:  573136 , difficulty:  2090600 , date:  "2015-07-23 02:20:49" },
  { height:  573137 , difficulty:  2074902 , date:  "2015-07-23 02:24:06" },
  { height:  573138 , difficulty:  2079556 , date:  "2015-07-23 02:24:29" },
  { height:  573139 , difficulty:  2083541 , date:  "2015-07-23 02:25:00" },
  { height:  573140 , difficulty:  2097401 , date:  "2015-07-23 02:25:17" },
  { height:  573141 , difficulty:  2096428 , date:  "2015-07-23 02:25:42" },
  { height:  573142 , difficulty:  2099690 , date:  "2015-07-23 02:27:18" },
  { height:  573143 , difficulty:  2105448 , date:  "2015-07-23 02:29:34" },
  { height:  573144 , difficulty:  2108732 , date:  "2015-07-23 02:29:42" },
  { height:  573145 , difficulty:  2100670 , date:  "2015-07-23 02:29:58" },
  { height:  573146 , difficulty:  2104338 , date:  "2015-07-23 02:33:49" },
  { height:  573147 , difficulty:  2103170 , date:  "2015-07-23 02:34:15" },
  { height:  573148 , difficulty:  2108329 , date:  "2015-07-23 02:34:18" },
  { height:  573149 , difficulty:  2099687 , date:  "2015-07-23 02:35:41" },
  { height:  573150 , difficulty:  2098364 , date:  "2015-07-23 02:37:51" },
  { height:  573151 , difficulty:  2098742 , date:  "2015-07-23 02:37:55" },
  { height:  573152 , difficulty:  2095731 , date:  "2015-07-23 02:38:33" },
  { height:  573153 , difficulty:  2106869 , date:  "2015-07-23 02:38:48" },
  { height:  573154 , difficulty:  2107839 , date:  "2015-07-23 02:40:07" },
  { height:  573155 , difficulty:  2117762 , date:  "2015-07-23 02:40:53" },
  { height:  573156 , difficulty:  2122553 , date:  "2015-07-23 02:43:48" },
  { height:  573157 , difficulty:  2122149 , date:  "2015-07-23 02:43:54" },
  { height:  573158 , difficulty:  2135950 , date:  "2015-07-23 02:45:40" },
  { height:  573159 , difficulty:  2135758 , date:  "2015-07-23 02:46:40" },
  { height:  573160 , difficulty:  2137491 , date:  "2015-07-23 02:48:02" },
  { height:  573161 , difficulty:  2122783 , date:  "2015-07-23 02:48:59" },
  { height:  573162 , difficulty:  2126430 , date:  "2015-07-23 02:49:06" },
  { height:  573163 , difficulty:  2129211 , date:  "2015-07-23 02:49:13" },
  { height:  573164 , difficulty:  2139790 , date:  "2015-07-23 02:50:43" },
  { height:  573165 , difficulty:  2139914 , date:  "2015-07-23 02:51:40" },
  { height:  573166 , difficulty:  2143910 , date:  "2015-07-23 02:52:18" },
  { height:  573167 , difficulty:  2141190 , date:  "2015-07-23 02:53:44" },
  { height:  573168 , difficulty:  2153262 , date:  "2015-07-23 02:54:10" },
  { height:  573169 , difficulty:  2148310 , date:  "2015-07-23 02:54:21" },
  { height:  573170 , difficulty:  2141711 , date:  "2015-07-23 02:54:52" },
  { height:  573171 , difficulty:  2140290 , date:  "2015-07-23 02:55:08" },
  { height:  573172 , difficulty:  2143466 , date:  "2015-07-23 02:55:52" },
  { height:  573173 , difficulty:  2150326 , date:  "2015-07-23 02:57:55" },
  { height:  573174 , difficulty:  2150784 , date:  "2015-07-23 02:58:22" },
  { height:  573175 , difficulty:  2165951 , date:  "2015-07-23 02:59:37" },
  { height:  573176 , difficulty:  2171968 , date:  "2015-07-23 03:01:41" },
  { height:  573177 , difficulty:  2175831 , date:  "2015-07-23 03:02:17" },
  { height:  573178 , difficulty:  2179120 , date:  "2015-07-23 03:02:21" },
  { height:  573179 , difficulty:  2173796 , date:  "2015-07-23 03:03:46" },
  { height:  573180 , difficulty:  2171316 , date:  "2015-07-23 03:06:08" },
  { height:  573181 , difficulty:  2172065 , date:  "2015-07-23 03:08:24" },
  { height:  573182 , difficulty:  2173139 , date:  "2015-07-23 03:08:29" },
  { height:  573183 , difficulty:  2177010 , date:  "2015-07-23 03:10:10" },
  { height:  573184 , difficulty:  2176285 , date:  "2015-07-23 03:10:18" },
  { height:  573185 , difficulty:  2174276 , date:  "2015-07-23 03:13:25" },
  { height:  573186 , difficulty:  2175565 , date:  "2015-07-23 03:13:29" },
  { height:  573187 , difficulty:  2170721 , date:  "2015-07-23 03:14:30" },
  { height:  573188 , difficulty:  2171437 , date:  "2015-07-23 03:15:50" },
  { height:  573189 , difficulty:  2169758 , date:  "2015-07-23 03:16:34" },
  { height:  573190 , difficulty:  2178047 , date:  "2015-07-23 03:17:24" },
  { height:  573191 , difficulty:  2177327 , date:  "2015-07-23 03:19:09" },
  { height:  573192 , difficulty:  2174517 , date:  "2015-07-23 03:19:40" },
  { height:  573193 , difficulty:  2177554 , date:  "2015-07-23 03:19:44" },
  { height:  573194 , difficulty:  2179101 , date:  "2015-07-23 03:20:16" },
  { height:  573195 , difficulty:  2180106 , date:  "2015-07-23 03:20:23" },
  { height:  573196 , difficulty:  2178764 , date:  "2015-07-23 03:20:49" },
  { height:  573197 , difficulty:  2179933 , date:  "2015-07-23 03:20:52" },
  { height:  573198 , difficulty:  2170395 , date:  "2015-07-23 03:21:36" },
  { height:  573199 , difficulty:  2180147 , date:  "2015-07-23 03:22:04" },
  { height:  573200 , difficulty:  2174039 , date:  "2015-07-23 03:25:10" },
  { height:  573201 , difficulty:  2179999 , date:  "2015-07-23 03:25:16" },
  { height:  573202 , difficulty:  2166329 , date:  "2015-07-23 03:25:23" },
  { height:  573203 , difficulty:  2160042 , date:  "2015-07-23 03:27:01" },
  { height:  573204 , difficulty:  2165750 , date:  "2015-07-23 03:27:59" },
  { height:  573205 , difficulty:  2161153 , date:  "2015-07-23 03:28:06" },
  { height:  573206 , difficulty:  2166832 , date:  "2015-07-23 03:29:19" },
  { height:  573207 , difficulty:  2168296 , date:  "2015-07-23 03:30:30" },
  { height:  573208 , difficulty:  2167025 , date:  "2015-07-23 03:31:28" },
  { height:  573209 , difficulty:  2168648 , date:  "2015-07-23 03:33:29" },
  { height:  573210 , difficulty:  2168221 , date:  "2015-07-23 03:33:52" },
  { height:  573211 , difficulty:  2168823 , date:  "2015-07-23 03:35:06" },
  { height:  573212 , difficulty:  2181628 , date:  "2015-07-23 03:36:50" },
  { height:  573213 , difficulty:  2168058 , date:  "2015-07-23 03:36:54" },
  { height:  573214 , difficulty:  2180293 , date:  "2015-07-23 03:37:59" },
  { height:  573215 , difficulty:  2192295 , date:  "2015-07-23 03:41:13" },
  { height:  573216 , difficulty:  2193982 , date:  "2015-07-23 03:42:46" },
  { height:  573217 , difficulty:  2195214 , date:  "2015-07-23 03:42:57" },
  { height:  573218 , difficulty:  2195695 , date:  "2015-07-23 03:43:53" },
  { height:  573219 , difficulty:  2189704 , date:  "2015-07-23 03:44:23" },
  { height:  573220 , difficulty:  2196012 , date:  "2015-07-23 03:44:28" },
  { height:  573221 , difficulty:  2199585 , date:  "2015-07-23 03:47:25" },
  { height:  573222 , difficulty:  2187101 , date:  "2015-07-23 03:47:42" },
  { height:  573223 , difficulty:  2194197 , date:  "2015-07-23 03:47:49" },
  { height:  573224 , difficulty:  2204991 , date:  "2015-07-23 03:48:45" },
  { height:  573225 , difficulty:  2200005 , date:  "2015-07-23 03:50:15" },
  { height:  573226 , difficulty:  2195197 , date:  "2015-07-23 03:51:18" },
  { height:  573227 , difficulty:  2196887 , date:  "2015-07-23 03:51:53" },
  { height:  573228 , difficulty:  2198935 , date:  "2015-07-23 03:54:30" },
  { height:  573229 , difficulty:  2200949 , date:  "2015-07-23 03:58:05" },
  { height:  573230 , difficulty:  2218908 , date:  "2015-07-23 03:59:00" },
  { height:  573231 , difficulty:  2218587 , date:  "2015-07-23 03:59:43" },
  { height:  573232 , difficulty:  2207499 , date:  "2015-07-23 04:00:13" },
  { height:  573233 , difficulty:  2209473 , date:  "2015-07-23 04:00:19" },
  { height:  573234 , difficulty:  2202913 , date:  "2015-07-23 04:01:17" },
  { height:  573235 , difficulty:  2200908 , date:  "2015-07-23 04:01:34" },
  { height:  573236 , difficulty:  2197561 , date:  "2015-07-23 04:02:36" },
  { height:  573237 , difficulty:  2201416 , date:  "2015-07-23 04:03:13" },
  { height:  573238 , difficulty:  2202044 , date:  "2015-07-23 04:03:44" },
  { height:  573239 , difficulty:  2203810 , date:  "2015-07-23 04:04:46" },
  { height:  573240 , difficulty:  2203632 , date:  "2015-07-23 04:05:32" },
  { height:  573241 , difficulty:  2201121 , date:  "2015-07-23 04:07:40" },
  { height:  573242 , difficulty:  2204036 , date:  "2015-07-23 04:08:01" },
  { height:  573243 , difficulty:  2209902 , date:  "2015-07-23 04:09:34" },
  { height:  573244 , difficulty:  2209290 , date:  "2015-07-23 04:09:38" },
  { height:  573245 , difficulty:  2211088 , date:  "2015-07-23 04:09:42" },
  { height:  573246 , difficulty:  2211945 , date:  "2015-07-23 04:10:47" },
  { height:  573247 , difficulty:  2212270 , date:  "2015-07-23 04:12:39" },
  { height:  573248 , difficulty:  2215496 , date:  "2015-07-23 04:16:37" },
  { height:  573249 , difficulty:  2209267 , date:  "2015-07-23 04:17:57" },
  { height:  573250 , difficulty:  2213409 , date:  "2015-07-23 04:18:39" },
  { height:  573251 , difficulty:  2214423 , date:  "2015-07-23 04:22:50" },
  { height:  573252 , difficulty:  2220775 , date:  "2015-07-23 04:22:52" },
  { height:  573253 , difficulty:  2219910 , date:  "2015-07-23 04:24:28" },
  { height:  573254 , difficulty:  2221643 , date:  "2015-07-23 04:27:12" },
  { height:  573255 , difficulty:  2220236 , date:  "2015-07-23 04:27:16" },
  { height:  573256 , difficulty:  2211043 , date:  "2015-07-23 04:29:23" },
  { height:  573257 , difficulty:  2210038 , date:  "2015-07-23 04:32:00" },
  { height:  573258 , difficulty:  2219079 , date:  "2015-07-23 04:32:21" },
  { height:  573259 , difficulty:  2214658 , date:  "2015-07-23 04:32:47" },
  { height:  573260 , difficulty:  2223952 , date:  "2015-07-23 04:32:55" },
  { height:  573261 , difficulty:  2216779 , date:  "2015-07-23 04:33:54" },
  { height:  573262 , difficulty:  2220371 , date:  "2015-07-23 04:34:47" },
  { height:  573263 , difficulty:  2220843 , date:  "2015-07-23 04:34:52" },
  { height:  573264 , difficulty:  2216541 , date:  "2015-07-23 04:36:33" },
  { height:  573265 , difficulty:  2222449 , date:  "2015-07-23 04:38:11" },
  { height:  573266 , difficulty:  2224827 , date:  "2015-07-23 04:38:14" },
  { height:  573267 , difficulty:  2221047 , date:  "2015-07-23 04:41:46" },
  { height:  573268 , difficulty:  2220079 , date:  "2015-07-23 04:42:11" },
  { height:  573269 , difficulty:  2224704 , date:  "2015-07-23 04:42:16" },
  { height:  573270 , difficulty:  2223745 , date:  "2015-07-23 04:43:59" },
  { height:  573271 , difficulty:  2225364 , date:  "2015-07-23 04:45:02" },
  { height:  573272 , difficulty:  2242874 , date:  "2015-07-23 04:45:28" },
  { height:  573273 , difficulty:  2244197 , date:  "2015-07-23 04:45:59" },
  { height:  573274 , difficulty:  2243423 , date:  "2015-07-23 04:49:24" },
  { height:  573275 , difficulty:  2248541 , date:  "2015-07-23 04:50:09" },
  { height:  573276 , difficulty:  2242617 , date:  "2015-07-23 04:52:55" },
  { height:  573277 , difficulty:  2243642 , date:  "2015-07-23 04:53:59" },
  { height:  573278 , difficulty:  2247642 , date:  "2015-07-23 04:54:03" },
  { height:  573279 , difficulty:  2244161 , date:  "2015-07-23 04:55:59" },
  { height:  573280 , difficulty:  2244463 , date:  "2015-07-23 04:57:23" },
  { height:  573281 , difficulty:  2251461 , date:  "2015-07-23 04:58:08" },
  { height:  573282 , difficulty:  2247839 , date:  "2015-07-23 04:59:26" },
  { height:  573283 , difficulty:  2246694 , date:  "2015-07-23 04:59:31" },
  { height:  573284 , difficulty:  2243557 , date:  "2015-07-23 04:59:34" },
  { height:  573285 , difficulty:  2238225 , date:  "2015-07-23 05:00:12" },
  { height:  573286 , difficulty:  2249714 , date:  "2015-07-23 05:00:25" },
  { height:  573287 , difficulty:  2255273 , date:  "2015-07-23 05:00:31" },
  { height:  573288 , difficulty:  2257329 , date:  "2015-07-23 05:03:05" },
  { height:  573289 , difficulty:  2258506 , date:  "2015-07-23 05:03:07" },
  { height:  573290 , difficulty:  2256624 , date:  "2015-07-23 05:04:21" },
  { height:  573291 , difficulty:  2244812 , date:  "2015-07-23 05:05:50" },
  { height:  573292 , difficulty:  2241861 , date:  "2015-07-23 05:05:53" },
  { height:  573293 , difficulty:  2242348 , date:  "2015-07-23 05:06:07" },
  { height:  573294 , difficulty:  2247486 , date:  "2015-07-23 05:06:25" },
  { height:  573295 , difficulty:  2248878 , date:  "2015-07-23 05:06:36" },
  { height:  573296 , difficulty:  2260056 , date:  "2015-07-23 05:06:38" },
  { height:  573297 , difficulty:  2247962 , date:  "2015-07-23 05:07:30" },
  { height:  573298 , difficulty:  2248285 , date:  "2015-07-23 05:07:35" },
  { height:  573299 , difficulty:  2252144 , date:  "2015-07-23 05:09:38" },
  { height:  573300 , difficulty:  2256045 , date:  "2015-07-23 05:09:50" },
  { height:  573301 , difficulty:  2255099 , date:  "2015-07-23 05:09:52" },
  { height:  573302 , difficulty:  2252081 , date:  "2015-07-23 05:10:32" },
  { height:  573303 , difficulty:  2252812 , date:  "2015-07-23 05:10:39" },
  { height:  573304 , difficulty:  2244012 , date:  "2015-07-23 05:12:01" },
  { height:  573305 , difficulty:  2228993 , date:  "2015-07-23 05:13:18" },
  { height:  573306 , difficulty:  2230593 , date:  "2015-07-23 05:13:41" },
  { height:  573307 , difficulty:  2244394 , date:  "2015-07-23 05:14:18" },
  { height:  573308 , difficulty:  2246884 , date:  "2015-07-23 05:15:03" },
  { height:  573309 , difficulty:  2249603 , date:  "2015-07-23 05:15:33" },
  { height:  573310 , difficulty:  2249197 , date:  "2015-07-23 05:16:29" },
  { height:  573311 , difficulty:  2249391 , date:  "2015-07-23 05:22:08" },
  { height:  573312 , difficulty:  2247835 , date:  "2015-07-23 05:22:14" },
  { height:  573313 , difficulty:  2246447 , date:  "2015-07-23 05:22:26" },
  { height:  573314 , difficulty:  2252454 , date:  "2015-07-23 05:22:41" },
  { height:  573315 , difficulty:  2249284 , date:  "2015-07-23 05:23:40" },
  { height:  573316 , difficulty:  2247640 , date:  "2015-07-23 05:24:10" },
  { height:  573317 , difficulty:  2245534 , date:  "2015-07-23 05:25:26" },
  { height:  573318 , difficulty:  2245171 , date:  "2015-07-23 05:28:59" },
  { height:  573319 , difficulty:  2257095 , date:  "2015-07-23 05:30:13" },
  { height:  573320 , difficulty:  2259410 , date:  "2015-07-23 05:31:32" },
  { height:  573321 , difficulty:  2262466 , date:  "2015-07-23 05:31:36" },
  { height:  573322 , difficulty:  2267827 , date:  "2015-07-23 05:36:19" },
  { height:  573323 , difficulty:  2260795 , date:  "2015-07-23 05:39:49" },
  { height:  573324 , difficulty:  2247183 , date:  "2015-07-23 05:40:47" },
  { height:  573325 , difficulty:  2243733 , date:  "2015-07-23 05:41:13" },
  { height:  573326 , difficulty:  2242477 , date:  "2015-07-23 05:43:46" },
  { height:  573327 , difficulty:  2226595 , date:  "2015-07-23 05:44:57" },
  { height:  573328 , difficulty:  2227754 , date:  "2015-07-23 05:46:43" },
  { height:  573329 , difficulty:  2221993 , date:  "2015-07-23 05:46:51" },
  { height:  573330 , difficulty:  2212262 , date:  "2015-07-23 05:52:16" },
  { height:  573331 , difficulty:  2233895 , date:  "2015-07-23 05:52:17" },
  { height:  573332 , difficulty:  2226536 , date:  "2015-07-23 05:53:35" },
  { height:  573333 , difficulty:  2217560 , date:  "2015-07-23 05:54:18" },
  { height:  573334 , difficulty:  2222810 , date:  "2015-07-23 05:57:33" },
  { height:  573335 , difficulty:  2222272 , date:  "2015-07-23 05:57:40" },
  { height:  573336 , difficulty:  2224910 , date:  "2015-07-23 05:58:05" },
  { height:  573337 , difficulty:  2223657 , date:  "2015-07-23 05:59:43" },
  { height:  573338 , difficulty:  2223221 , date:  "2015-07-23 05:59:59" },
  { height:  573339 , difficulty:  2224230 , date:  "2015-07-23 06:02:07" },
  { height:  573340 , difficulty:  2220412 , date:  "2015-07-23 06:06:34" },
  { height:  573341 , difficulty:  2219754 , date:  "2015-07-23 06:07:16" },
  { height:  573342 , difficulty:  2222893 , date:  "2015-07-23 06:07:48" },
  { height:  573343 , difficulty:  2208762 , date:  "2015-07-23 06:07:54" },
  { height:  573344 , difficulty:  2212858 , date:  "2015-07-23 06:08:22" },
  { height:  573345 , difficulty:  2224754 , date:  "2015-07-23 06:09:04" },
  { height:  573346 , difficulty:  2220658 , date:  "2015-07-23 06:09:10" },
  { height:  573347 , difficulty:  2218392 , date:  "2015-07-23 06:10:11" },
  { height:  573348 , difficulty:  2220165 , date:  "2015-07-23 06:10:14" },
  { height:  573349 , difficulty:  2223175 , date:  "2015-07-23 06:10:38" },
  { height:  573350 , difficulty:  2211498 , date:  "2015-07-23 06:14:47" },
  { height:  573351 , difficulty:  2209748 , date:  "2015-07-23 06:14:49" },
  { height:  573352 , difficulty:  2202002 , date:  "2015-07-23 06:16:44" },
  { height:  573353 , difficulty:  2204899 , date:  "2015-07-23 06:17:15" },
  { height:  573354 , difficulty:  2211455 , date:  "2015-07-23 06:19:16" },
  { height:  573355 , difficulty:  2208558 , date:  "2015-07-23 06:19:44" },
  { height:  573356 , difficulty:  2204891 , date:  "2015-07-23 06:19:55" },
  { height:  573357 , difficulty:  2203170 , date:  "2015-07-23 06:21:34" },
  { height:  573358 , difficulty:  2202013 , date:  "2015-07-23 06:22:25" },
  { height:  573359 , difficulty:  2204335 , date:  "2015-07-23 06:24:30" },
  { height:  573360 , difficulty:  2211720 , date:  "2015-07-23 06:25:26" },
  { height:  573361 , difficulty:  2210819 , date:  "2015-07-23 06:27:57" },
  { height:  573362 , difficulty:  2212208 , date:  "2015-07-23 06:28:13" },
  { height:  573363 , difficulty:  2215324 , date:  "2015-07-23 06:30:47" },
  { height:  573364 , difficulty:  2212800 , date:  "2015-07-23 06:30:53" },
  { height:  573365 , difficulty:  2214205 , date:  "2015-07-23 06:31:43" },
  { height:  573366 , difficulty:  2210683 , date:  "2015-07-23 06:34:24" },
  { height:  573367 , difficulty:  2206654 , date:  "2015-07-23 06:34:46" },
  { height:  573368 , difficulty:  2207947 , date:  "2015-07-23 06:35:38" },
  { height:  573369 , difficulty:  2210589 , date:  "2015-07-23 06:35:45" },
  { height:  573370 , difficulty:  2210607 , date:  "2015-07-23 06:36:20" },
  { height:  573371 , difficulty:  2212195 , date:  "2015-07-23 06:37:08" },
  { height:  573372 , difficulty:  2216168 , date:  "2015-07-23 06:37:28" },
  { height:  573373 , difficulty:  2218698 , date:  "2015-07-23 06:37:54" },
  { height:  573374 , difficulty:  2221730 , date:  "2015-07-23 06:38:22" },
  { height:  573375 , difficulty:  2216266 , date:  "2015-07-23 06:39:50" },
  { height:  573376 , difficulty:  2221387 , date:  "2015-07-23 06:40:34" },
  { height:  573377 , difficulty:  2223508 , date:  "2015-07-23 06:41:33" },
  { height:  573378 , difficulty:  2228283 , date:  "2015-07-23 06:42:00" },
  { height:  573379 , difficulty:  2235462 , date:  "2015-07-23 06:43:26" },
  { height:  573380 , difficulty:  2232379 , date:  "2015-07-23 06:43:27" },
  { height:  573381 , difficulty:  2231213 , date:  "2015-07-23 06:44:29" },
  { height:  573382 , difficulty:  2231063 , date:  "2015-07-23 06:44:33" },
  { height:  573383 , difficulty:  2230160 , date:  "2015-07-23 06:45:15" },
  { height:  573384 , difficulty:  2233073 , date:  "2015-07-23 06:46:03" },
  { height:  573385 , difficulty:  2236070 , date:  "2015-07-23 06:46:43" },
  { height:  573386 , difficulty:  2233733 , date:  "2015-07-23 06:46:52" },
  { height:  573387 , difficulty:  2210989 , date:  "2015-07-23 06:47:20" },
  { height:  573388 , difficulty:  2213151 , date:  "2015-07-23 06:47:26" },
  { height:  573389 , difficulty:  2213748 , date:  "2015-07-23 06:48:03" },
  { height:  573390 , difficulty:  2214148 , date:  "2015-07-23 06:48:28" },
  { height:  573391 , difficulty:  2213483 , date:  "2015-07-23 06:48:32" },
  { height:  573392 , difficulty:  2225348 , date:  "2015-07-23 06:48:35" },
  { height:  573393 , difficulty:  2223090 , date:  "2015-07-23 06:49:29" },
  { height:  573394 , difficulty:  2216382 , date:  "2015-07-23 06:50:22" },
  { height:  573395 , difficulty:  2215594 , date:  "2015-07-23 06:51:32" },
  { height:  573396 , difficulty:  2215870 , date:  "2015-07-23 06:51:55" },
  { height:  573397 , difficulty:  2216999 , date:  "2015-07-23 06:53:22" },
  { height:  573398 , difficulty:  2200025 , date:  "2015-07-23 06:54:28" },
  { height:  573399 , difficulty:  2189133 , date:  "2015-07-23 06:57:44" },
  { height:  573400 , difficulty:  2188643 , date:  "2015-07-23 06:57:49" },
  { height:  573401 , difficulty:  2192535 , date:  "2015-07-23 06:59:11" },
  { height:  573402 , difficulty:  2183395 , date:  "2015-07-23 07:00:11" },
  { height:  573403 , difficulty:  2180746 , date:  "2015-07-23 07:00:13" },
  { height:  573404 , difficulty:  2180274 , date:  "2015-07-23 07:01:14" },
  { height:  573405 , difficulty:  2181215 , date:  "2015-07-23 07:03:09" },
  { height:  573406 , difficulty:  2161940 , date:  "2015-07-23 07:05:24" },
  { height:  573407 , difficulty:  2165249 , date:  "2015-07-23 07:06:11" },
  { height:  573408 , difficulty:  2168323 , date:  "2015-07-23 07:09:58" },
  { height:  573409 , difficulty:  2167295 , date:  "2015-07-23 07:10:14" },
  { height:  573410 , difficulty:  2156104 , date:  "2015-07-23 07:10:17" },
  { height:  573411 , difficulty:  2157955 , date:  "2015-07-23 07:10:53" },
  { height:  573412 , difficulty:  2158086 , date:  "2015-07-23 07:11:12" },
  { height:  573413 , difficulty:  2153915 , date:  "2015-07-23 07:11:17" },
  { height:  573414 , difficulty:  2156218 , date:  "2015-07-23 07:13:25" },
  { height:  573415 , difficulty:  2150083 , date:  "2015-07-23 07:13:40" },
  { height:  573416 , difficulty:  2135270 , date:  "2015-07-23 07:14:02" },
  { height:  573417 , difficulty:  2133774 , date:  "2015-07-23 07:14:12" },
  { height:  573418 , difficulty:  2138760 , date:  "2015-07-23 07:17:17" },
  { height:  573419 , difficulty:  2139637 , date:  "2015-07-23 07:18:25" },
  { height:  573420 , difficulty:  2145850 , date:  "2015-07-23 07:18:31" },
  { height:  573421 , difficulty:  2151930 , date:  "2015-07-23 07:19:02" },
  { height:  573422 , difficulty:  2152896 , date:  "2015-07-23 07:20:13" },
  { height:  573423 , difficulty:  2152276 , date:  "2015-07-23 07:22:27" },
  { height:  573424 , difficulty:  2155204 , date:  "2015-07-23 07:23:29" },
  { height:  573425 , difficulty:  2154719 , date:  "2015-07-23 07:23:53" },
  { height:  573426 , difficulty:  2141175 , date:  "2015-07-23 07:24:28" },
  { height:  573427 , difficulty:  2146322 , date:  "2015-07-23 07:24:55" },
  { height:  573428 , difficulty:  2144179 , date:  "2015-07-23 07:26:13" },
  { height:  573429 , difficulty:  2143608 , date:  "2015-07-23 07:26:17" },
  { height:  573430 , difficulty:  2140657 , date:  "2015-07-23 07:29:36" },
  { height:  573431 , difficulty:  2140037 , date:  "2015-07-23 07:30:54" },
  { height:  573432 , difficulty:  2143615 , date:  "2015-07-23 07:30:55" },
  { height:  573433 , difficulty:  2138457 , date:  "2015-07-23 07:31:02" },
  { height:  573434 , difficulty:  2138597 , date:  "2015-07-23 07:31:20" },
  { height:  573435 , difficulty:  2135706 , date:  "2015-07-23 07:31:36" },
  { height:  573436 , difficulty:  2133289 , date:  "2015-07-23 07:32:55" },
  { height:  573437 , difficulty:  2126606 , date:  "2015-07-23 07:33:56" },
  { height:  573438 , difficulty:  2128915 , date:  "2015-07-23 07:34:15" },
  { height:  573439 , difficulty:  2121830 , date:  "2015-07-23 07:34:15" },
  { height:  573440 , difficulty:  2123884 , date:  "2015-07-23 07:35:08" },
  { height:  573441 , difficulty:  2121954 , date:  "2015-07-23 07:36:32" },
  { height:  573442 , difficulty:  2114989 , date:  "2015-07-23 07:37:09" },
  { height:  573443 , difficulty:  2116006 , date:  "2015-07-23 07:38:38" },
  { height:  573444 , difficulty:  2114140 , date:  "2015-07-23 07:38:55" },
  { height:  573445 , difficulty:  2116794 , date:  "2015-07-23 07:38:55" },
  { height:  573446 , difficulty:  2118007 , date:  "2015-07-23 07:39:11" },
  { height:  573447 , difficulty:  2118973 , date:  "2015-07-23 07:39:34" },
  { height:  573448 , difficulty:  2123035 , date:  "2015-07-23 07:39:44" },
  { height:  573449 , difficulty:  2122444 , date:  "2015-07-23 07:40:49" },
  { height:  573450 , difficulty:  2125062 , date:  "2015-07-23 07:42:44" },
  { height:  573451 , difficulty:  2121546 , date:  "2015-07-23 07:43:26" },
  { height:  573452 , difficulty:  2120066 , date:  "2015-07-23 07:45:13" },
  { height:  573453 , difficulty:  2120471 , date:  "2015-07-23 07:45:15" },
  { height:  573454 , difficulty:  2120452 , date:  "2015-07-23 07:45:44" },
  { height:  573455 , difficulty:  2116382 , date:  "2015-07-23 07:46:25" },
  { height:  573456 , difficulty:  2120070 , date:  "2015-07-23 07:47:31" },
  { height:  573457 , difficulty:  2117814 , date:  "2015-07-23 07:48:03" },
  { height:  573458 , difficulty:  2121627 , date:  "2015-07-23 07:51:47" },
  { height:  573459 , difficulty:  2120172 , date:  "2015-07-23 07:52:11" },
  { height:  573460 , difficulty:  2119952 , date:  "2015-07-23 07:53:05" },
  { height:  573461 , difficulty:  2126640 , date:  "2015-07-23 07:53:14" },
  { height:  573462 , difficulty:  2129999 , date:  "2015-07-23 07:53:53" },
  { height:  573463 , difficulty:  2131618 , date:  "2015-07-23 07:55:22" },
  { height:  573464 , difficulty:  2132227 , date:  "2015-07-23 07:55:57" },
  { height:  573465 , difficulty:  2134916 , date:  "2015-07-23 07:57:26" },
  { height:  573466 , difficulty:  2136402 , date:  "2015-07-23 07:57:46" },
  { height:  573467 , difficulty:  2140937 , date:  "2015-07-23 07:58:34" },
  { height:  573468 , difficulty:  2141953 , date:  "2015-07-23 07:58:39" },
  { height:  573469 , difficulty:  2140105 , date:  "2015-07-23 07:58:42" },
  { height:  573470 , difficulty:  2139775 , date:  "2015-07-23 07:58:47" },
  { height:  573471 , difficulty:  2136471 , date:  "2015-07-23 07:59:12" },
  { height:  573472 , difficulty:  2137150 , date:  "2015-07-23 07:59:18" },
  { height:  573473 , difficulty:  2141055 , date:  "2015-07-23 07:59:25" },
  { height:  573474 , difficulty:  2148765 , date:  "2015-07-23 08:02:39" },
  { height:  573475 , difficulty:  2137389 , date:  "2015-07-23 08:02:47" },
  { height:  573476 , difficulty:  2140419 , date:  "2015-07-23 08:05:15" },
  { height:  573477 , difficulty:  2137576 , date:  "2015-07-23 08:06:17" },
  { height:  573478 , difficulty:  2136677 , date:  "2015-07-23 08:09:02" },
  { height:  573479 , difficulty:  2138168 , date:  "2015-07-23 08:09:58" },
  { height:  573480 , difficulty:  2136192 , date:  "2015-07-23 08:11:13" },
  { height:  573481 , difficulty:  2130899 , date:  "2015-07-23 08:11:45" },
  { height:  573482 , difficulty:  2123794 , date:  "2015-07-23 08:11:54" },
  { height:  573483 , difficulty:  2121948 , date:  "2015-07-23 08:12:00" },
  { height:  573484 , difficulty:  2109337 , date:  "2015-07-23 08:12:45" },
  { height:  573485 , difficulty:  2115391 , date:  "2015-07-23 08:13:01" },
  { height:  573486 , difficulty:  2117801 , date:  "2015-07-23 08:13:10" },
  { height:  573487 , difficulty:  2118731 , date:  "2015-07-23 08:13:37" },
  { height:  573488 , difficulty:  2118485 , date:  "2015-07-23 08:14:30" },
  { height:  573489 , difficulty:  2122185 , date:  "2015-07-23 08:14:44" },
  { height:  573490 , difficulty:  2115272 , date:  "2015-07-23 08:16:54" },
  { height:  573491 , difficulty:  2121975 , date:  "2015-07-23 08:17:02" },
  { height:  573492 , difficulty:  2121554 , date:  "2015-07-23 08:17:14" },
  { height:  573493 , difficulty:  2125276 , date:  "2015-07-23 08:17:23" },
  { height:  573494 , difficulty:  2126039 , date:  "2015-07-23 08:19:10" },
  { height:  573495 , difficulty:  2123951 , date:  "2015-07-23 08:20:18" },
  { height:  573496 , difficulty:  2124476 , date:  "2015-07-23 08:21:53" },
  { height:  573497 , difficulty:  2124957 , date:  "2015-07-23 08:22:01" },
  { height:  573498 , difficulty:  2122715 , date:  "2015-07-23 08:22:53" },
  { height:  573499 , difficulty:  2116353 , date:  "2015-07-23 08:25:20" },
  { height:  573500 , difficulty:  2114495 , date:  "2015-07-23 08:25:26" },
  { height:  573501 , difficulty:  2114043 , date:  "2015-07-23 08:27:45" },
  { height:  573502 , difficulty:  2115159 , date:  "2015-07-23 08:29:25" },
  { height:  573503 , difficulty:  2114389 , date:  "2015-07-23 08:31:11" },
  { height:  573504 , difficulty:  2113669 , date:  "2015-07-23 08:31:15" },
  { height:  573505 , difficulty:  2114413 , date:  "2015-07-23 08:31:22" },
  { height:  573506 , difficulty:  2104805 , date:  "2015-07-23 08:31:39" },
  { height:  573507 , difficulty:  2102088 , date:  "2015-07-23 08:31:45" },
  { height:  573508 , difficulty:  2103006 , date:  "2015-07-23 08:31:50" },
  { height:  573509 , difficulty:  2105424 , date:  "2015-07-23 08:34:42" },
  { height:  573510 , difficulty:  2105246 , date:  "2015-07-23 08:35:26" },
  { height:  573511 , difficulty:  2106450 , date:  "2015-07-23 08:35:48" },
  { height:  573512 , difficulty:  2102689 , date:  "2015-07-23 08:36:10" },
  { height:  573513 , difficulty:  2104823 , date:  "2015-07-23 08:36:17" },
  { height:  573514 , difficulty:  2104664 , date:  "2015-07-23 08:38:24" },
  { height:  573515 , difficulty:  2106105 , date:  "2015-07-23 08:38:27" },
  { height:  573516 , difficulty:  2105253 , date:  "2015-07-23 08:41:30" },
  { height:  573517 , difficulty:  2103181 , date:  "2015-07-23 08:43:25" },
  { height:  573518 , difficulty:  2105017 , date:  "2015-07-23 08:44:04" },
  { height:  573519 , difficulty:  2115099 , date:  "2015-07-23 08:44:36" },
  { height:  573520 , difficulty:  2116381 , date:  "2015-07-23 08:45:04" },
  { height:  573521 , difficulty:  2120356 , date:  "2015-07-23 08:47:14" },
  { height:  573522 , difficulty:  2121592 , date:  "2015-07-23 08:47:21" },
  { height:  573523 , difficulty:  2122030 , date:  "2015-07-23 08:48:07" },
  { height:  573524 , difficulty:  2134356 , date:  "2015-07-23 08:48:59" },
  { height:  573525 , difficulty:  2134493 , date:  "2015-07-23 08:49:30" },
  { height:  573526 , difficulty:  2130872 , date:  "2015-07-23 08:49:58" },
  { height:  573527 , difficulty:  2129328 , date:  "2015-07-23 08:50:59" },
  { height:  573528 , difficulty:  2127662 , date:  "2015-07-23 08:51:02" },
  { height:  573529 , difficulty:  2128272 , date:  "2015-07-23 08:52:08" },
  { height:  573530 , difficulty:  2129741 , date:  "2015-07-23 08:53:14" },
  { height:  573531 , difficulty:  2130338 , date:  "2015-07-23 08:55:18" },
  { height:  573532 , difficulty:  2128970 , date:  "2015-07-23 08:55:23" },
  { height:  573533 , difficulty:  2129435 , date:  "2015-07-23 08:56:17" },
  { height:  573534 , difficulty:  2129166 , date:  "2015-07-23 08:57:48" },
  { height:  573535 , difficulty:  2128517 , date:  "2015-07-23 08:58:43" },
  { height:  573536 , difficulty:  2126213 , date:  "2015-07-23 08:58:57" },
  { height:  573537 , difficulty:  2131292 , date:  "2015-07-23 09:00:01" },
  { height:  573538 , difficulty:  2130422 , date:  "2015-07-23 09:00:42" },
  { height:  573539 , difficulty:  2127350 , date:  "2015-07-23 09:02:45" },
  { height:  573540 , difficulty:  2130824 , date:  "2015-07-23 09:04:25" },
  { height:  573541 , difficulty:  2127484 , date:  "2015-07-23 09:06:40" },
  { height:  573542 , difficulty:  2129781 , date:  "2015-07-23 09:07:26" },
  { height:  573543 , difficulty:  2134923 , date:  "2015-07-23 09:08:36" },
  { height:  573544 , difficulty:  2137490 , date:  "2015-07-23 09:09:01" },
  { height:  573545 , difficulty:  2141597 , date:  "2015-07-23 09:09:22" },
  { height:  573546 , difficulty:  2142183 , date:  "2015-07-23 09:12:18" },
  { height:  573547 , difficulty:  2144997 , date:  "2015-07-23 09:12:50" },
  { height:  573548 , difficulty:  2151123 , date:  "2015-07-23 09:12:55" },
  { height:  573549 , difficulty:  2155480 , date:  "2015-07-23 09:13:20" },
  { height:  573550 , difficulty:  2144071 , date:  "2015-07-23 09:14:29" },
  { height:  573551 , difficulty:  2147089 , date:  "2015-07-23 09:16:43" },
  { height:  573552 , difficulty:  2147818 , date:  "2015-07-23 09:19:13" },
  { height:  573553 , difficulty:  2144756 , date:  "2015-07-23 09:22:33" },
  { height:  573554 , difficulty:  2138311 , date:  "2015-07-23 09:24:28" },
  { height:  573555 , difficulty:  2139714 , date:  "2015-07-23 09:28:27" },
  { height:  573556 , difficulty:  2138941 , date:  "2015-07-23 09:28:46" },
  { height:  573557 , difficulty:  2139308 , date:  "2015-07-23 09:28:50" },
  { height:  573558 , difficulty:  2162451 , date:  "2015-07-23 09:28:56" },
  { height:  573559 , difficulty:  2171009 , date:  "2015-07-23 09:29:44" },
  { height:  573560 , difficulty:  2176545 , date:  "2015-07-23 09:30:24" },
  { height:  573561 , difficulty:  2187903 , date:  "2015-07-23 09:33:44" },
  { height:  573562 , difficulty:  2192056 , date:  "2015-07-23 09:35:04" },
  { height:  573563 , difficulty:  2192859 , date:  "2015-07-23 09:35:04" },
  { height:  573564 , difficulty:  2200987 , date:  "2015-07-23 09:35:22" },
  { height:  573565 , difficulty:  2200749 , date:  "2015-07-23 09:35:42" },
  { height:  573566 , difficulty:  2205355 , date:  "2015-07-23 09:40:54" },
  { height:  573567 , difficulty:  2207510 , date:  "2015-07-23 09:42:18" },
  { height:  573568 , difficulty:  2207610 , date:  "2015-07-23 09:42:59" },
  { height:  573569 , difficulty:  2208046 , date:  "2015-07-23 09:45:10" },
  { height:  573570 , difficulty:  2215262 , date:  "2015-07-23 09:45:28" },
  { height:  573571 , difficulty:  2221910 , date:  "2015-07-23 09:45:49" },
  { height:  573572 , difficulty:  2218647 , date:  "2015-07-23 09:47:26" },
  { height:  573573 , difficulty:  2218689 , date:  "2015-07-23 09:49:35" },
  { height:  573574 , difficulty:  2216733 , date:  "2015-07-23 09:50:08" },
  { height:  573575 , difficulty:  2208148 , date:  "2015-07-23 09:50:19" },
  { height:  573576 , difficulty:  2210053 , date:  "2015-07-23 09:50:24" },
  { height:  573577 , difficulty:  2205935 , date:  "2015-07-23 09:51:27" },
  { height:  573578 , difficulty:  2204173 , date:  "2015-07-23 09:51:31" },
  { height:  573579 , difficulty:  2200141 , date:  "2015-07-23 09:52:19" },
  { height:  573580 , difficulty:  2201112 , date:  "2015-07-23 09:52:41" },
  { height:  573581 , difficulty:  2201434 , date:  "2015-07-23 09:53:21" },
  { height:  573582 , difficulty:  2208511 , date:  "2015-07-23 09:54:03" },
  { height:  573583 , difficulty:  2212401 , date:  "2015-07-23 09:54:35" },
  { height:  573584 , difficulty:  2212823 , date:  "2015-07-23 09:54:39" },
  { height:  573585 , difficulty:  2208412 , date:  "2015-07-23 09:55:06" },
  { height:  573586 , difficulty:  2206230 , date:  "2015-07-23 09:55:17" },
  { height:  573587 , difficulty:  2207246 , date:  "2015-07-23 09:57:02" },
  { height:  573588 , difficulty:  2206364 , date:  "2015-07-23 09:57:38" },
  { height:  573589 , difficulty:  2206991 , date:  "2015-07-23 09:57:43" },
  { height:  573590 , difficulty:  2199376 , date:  "2015-07-23 09:59:28" },
  { height:  573591 , difficulty:  2202786 , date:  "2015-07-23 09:59:50" },
  { height:  573592 , difficulty:  2192374 , date:  "2015-07-23 10:01:16" },
  { height:  573593 , difficulty:  2189851 , date:  "2015-07-23 10:02:38" },
  { height:  573594 , difficulty:  2189506 , date:  "2015-07-23 10:03:13" },
  { height:  573595 , difficulty:  2197036 , date:  "2015-07-23 10:03:43" },
  { height:  573596 , difficulty:  2195960 , date:  "2015-07-23 10:04:35" },
  { height:  573597 , difficulty:  2188990 , date:  "2015-07-23 10:08:58" },
  { height:  573598 , difficulty:  2191516 , date:  "2015-07-23 10:10:20" },
  { height:  573599 , difficulty:  2192762 , date:  "2015-07-23 10:10:56" },
  { height:  573600 , difficulty:  2194239 , date:  "2015-07-23 10:11:47" },
  { height:  573601 , difficulty:  2201519 , date:  "2015-07-23 10:11:55" },
  { height:  573602 , difficulty:  2200668 , date:  "2015-07-23 10:12:11" },
  { height:  573603 , difficulty:  2197289 , date:  "2015-07-23 10:13:19" },
  { height:  573604 , difficulty:  2199757 , date:  "2015-07-23 10:13:23" },
  { height:  573605 , difficulty:  2196364 , date:  "2015-07-23 10:16:52" },
  { height:  573606 , difficulty:  2195747 , date:  "2015-07-23 10:17:10" },
  { height:  573607 , difficulty:  2201054 , date:  "2015-07-23 10:18:18" },
  { height:  573608 , difficulty:  2212152 , date:  "2015-07-23 10:18:31" },
  { height:  573609 , difficulty:  2209296 , date:  "2015-07-23 10:20:34" },
  { height:  573610 , difficulty:  2204266 , date:  "2015-07-23 10:24:14" },
  { height:  573611 , difficulty:  2201643 , date:  "2015-07-23 10:26:43" },
  { height:  573612 , difficulty:  2209623 , date:  "2015-07-23 10:26:48" },
  { height:  573613 , difficulty:  2206284 , date:  "2015-07-23 10:31:38" },
  { height:  573614 , difficulty:  2215281 , date:  "2015-07-23 10:32:04" },
  { height:  573615 , difficulty:  2207763 , date:  "2015-07-23 10:32:12" },
  { height:  573616 , difficulty:  2202306 , date:  "2015-07-23 10:36:02" },
  { height:  573617 , difficulty:  2194812 , date:  "2015-07-23 10:36:30" },
  { height:  573618 , difficulty:  2194459 , date:  "2015-07-23 10:36:36" },
  { height:  573619 , difficulty:  2194253 , date:  "2015-07-23 10:37:23" },
  { height:  573620 , difficulty:  2195431 , date:  "2015-07-23 10:37:29" },
  { height:  573621 , difficulty:  2194831 , date:  "2015-07-23 10:37:32" },
  { height:  573622 , difficulty:  2185748 , date:  "2015-07-23 10:38:18" },
  { height:  573623 , difficulty:  2193227 , date:  "2015-07-23 10:40:01" },
  { height:  573624 , difficulty:  2193536 , date:  "2015-07-23 10:40:19" },
  { height:  573625 , difficulty:  2192565 , date:  "2015-07-23 10:42:26" },
  { height:  573626 , difficulty:  2193864 , date:  "2015-07-23 10:42:29" },
  { height:  573627 , difficulty:  2188358 , date:  "2015-07-23 10:45:44" },
  { height:  573628 , difficulty:  2183398 , date:  "2015-07-23 10:46:10" },
  { height:  573629 , difficulty:  2173609 , date:  "2015-07-23 10:47:10" },
  { height:  573630 , difficulty:  2169690 , date:  "2015-07-23 10:49:02" },
  { height:  573631 , difficulty:  2174154 , date:  "2015-07-23 10:49:28" },
  { height:  573632 , difficulty:  2173863 , date:  "2015-07-23 10:49:36" },
  { height:  573633 , difficulty:  2174702 , date:  "2015-07-23 10:49:40" },
  { height:  573634 , difficulty:  2177624 , date:  "2015-07-23 10:50:38" },
  { height:  573635 , difficulty:  2176495 , date:  "2015-07-23 10:51:23" },
  { height:  573636 , difficulty:  2181533 , date:  "2015-07-23 10:51:38" },
  { height:  573637 , difficulty:  2171305 , date:  "2015-07-23 10:51:41" },
  { height:  573638 , difficulty:  2168807 , date:  "2015-07-23 10:51:58" },
  { height:  573639 , difficulty:  2170545 , date:  "2015-07-23 10:52:25" },
  { height:  573640 , difficulty:  2177627 , date:  "2015-07-23 10:53:36" },
  { height:  573641 , difficulty:  2177394 , date:  "2015-07-23 10:53:56" },
  { height:  573642 , difficulty:  2162317 , date:  "2015-07-23 10:54:36" },
  { height:  573643 , difficulty:  2161742 , date:  "2015-07-23 10:54:47" },
  { height:  573644 , difficulty:  2161343 , date:  "2015-07-23 10:55:13" },
  { height:  573645 , difficulty:  2156452 , date:  "2015-07-23 10:56:14" },
  { height:  573646 , difficulty:  2159707 , date:  "2015-07-23 10:56:20" },
  { height:  573647 , difficulty:  2162058 , date:  "2015-07-23 10:56:45" },
  { height:  573648 , difficulty:  2157083 , date:  "2015-07-23 10:56:45" },
  { height:  573649 , difficulty:  2155421 , date:  "2015-07-23 10:57:02" },
  { height:  573650 , difficulty:  2155280 , date:  "2015-07-23 10:57:06" },
  { height:  573651 , difficulty:  2155489 , date:  "2015-07-23 10:57:19" },
  { height:  573652 , difficulty:  2156675 , date:  "2015-07-23 10:58:19" },
  { height:  573653 , difficulty:  2159518 , date:  "2015-07-23 10:58:22" },
  { height:  573654 , difficulty:  2163037 , date:  "2015-07-23 10:58:44" },
  { height:  573655 , difficulty:  2162059 , date:  "2015-07-23 10:58:56" },
  { height:  573656 , difficulty:  2162804 , date:  "2015-07-23 10:59:11" },
  { height:  573657 , difficulty:  2161759 , date:  "2015-07-23 10:59:49" },
  { height:  573658 , difficulty:  2160371 , date:  "2015-07-23 10:59:55" },
  { height:  573659 , difficulty:  2160526 , date:  "2015-07-23 11:01:04" },
  { height:  573660 , difficulty:  2166277 , date:  "2015-07-23 11:01:37" },
  { height:  573661 , difficulty:  2168640 , date:  "2015-07-23 11:01:42" },
  { height:  573662 , difficulty:  2168886 , date:  "2015-07-23 11:03:15" },
  { height:  573663 , difficulty:  2163408 , date:  "2015-07-23 11:03:18" },
  { height:  573664 , difficulty:  2162477 , date:  "2015-07-23 11:03:53" },
  { height:  573665 , difficulty:  2165478 , date:  "2015-07-23 11:04:21" },
  { height:  573666 , difficulty:  2159933 , date:  "2015-07-23 11:04:24" },
  { height:  573667 , difficulty:  2164197 , date:  "2015-07-23 11:07:41" },
  { height:  573668 , difficulty:  2162742 , date:  "2015-07-23 11:07:58" },
  { height:  573669 , difficulty:  2158347 , date:  "2015-07-23 11:08:44" },
  { height:  573670 , difficulty:  2157136 , date:  "2015-07-23 11:09:15" },
  { height:  573671 , difficulty:  2159612 , date:  "2015-07-23 11:09:39" },
  { height:  573672 , difficulty:  2161531 , date:  "2015-07-23 11:11:20" },
  { height:  573673 , difficulty:  2155131 , date:  "2015-07-23 11:12:10" },
  { height:  573674 , difficulty:  2154716 , date:  "2015-07-23 11:12:12" },
  { height:  573675 , difficulty:  2155885 , date:  "2015-07-23 11:12:15" },
  { height:  573676 , difficulty:  2154204 , date:  "2015-07-23 11:12:25" },
  { height:  573677 , difficulty:  2156980 , date:  "2015-07-23 11:12:28" },
  { height:  573678 , difficulty:  2159394 , date:  "2015-07-23 11:13:15" },
  { height:  573679 , difficulty:  2156198 , date:  "2015-07-23 11:13:17" },
  { height:  573680 , difficulty:  2161837 , date:  "2015-07-23 11:14:14" },
  { height:  573681 , difficulty:  2153823 , date:  "2015-07-23 11:14:27" },
  { height:  573682 , difficulty:  2155472 , date:  "2015-07-23 11:14:29" },
  { height:  573683 , difficulty:  2153072 , date:  "2015-07-23 11:14:31" },
  { height:  573684 , difficulty:  2163516 , date:  "2015-07-23 11:15:09" },
  { height:  573685 , difficulty:  2156854 , date:  "2015-07-23 11:16:28" },
  { height:  573686 , difficulty:  2147383 , date:  "2015-07-23 11:17:32" },
  { height:  573687 , difficulty:  2141636 , date:  "2015-07-23 11:17:41" },
  { height:  573688 , difficulty:  2142086 , date:  "2015-07-23 11:17:46" },
  { height:  573689 , difficulty:  2130629 , date:  "2015-07-23 11:18:02" },
  { height:  573690 , difficulty:  2132339 , date:  "2015-07-23 11:18:38" },
  { height:  573691 , difficulty:  2137363 , date:  "2015-07-23 11:18:51" },
  { height:  573692 , difficulty:  2124670 , date:  "2015-07-23 11:18:53" },
  { height:  573693 , difficulty:  2123743 , date:  "2015-07-23 11:20:19" },
  { height:  573694 , difficulty:  2127514 , date:  "2015-07-23 11:20:30" },
  { height:  573695 , difficulty:  2131360 , date:  "2015-07-23 11:20:38" },
  { height:  573696 , difficulty:  2134030 , date:  "2015-07-23 11:22:30" },
  { height:  573697 , difficulty:  2138129 , date:  "2015-07-23 11:23:13" },
  { height:  573698 , difficulty:  2136335 , date:  "2015-07-23 11:23:30" },
  { height:  573699 , difficulty:  2131760 , date:  "2015-07-23 11:23:42" },
  { height:  573700 , difficulty:  2135592 , date:  "2015-07-23 11:23:50" },
  { height:  573701 , difficulty:  2129893 , date:  "2015-07-23 11:24:17" },
  { height:  573702 , difficulty:  2135904 , date:  "2015-07-23 11:26:28" },
  { height:  573703 , difficulty:  2126729 , date:  "2015-07-23 11:26:53" },
  { height:  573704 , difficulty:  2126568 , date:  "2015-07-23 11:28:07" },
  { height:  573705 , difficulty:  2124106 , date:  "2015-07-23 11:28:11" },
  { height:  573706 , difficulty:  2120362 , date:  "2015-07-23 11:28:41" },
  { height:  573707 , difficulty:  2123311 , date:  "2015-07-23 11:28:54" },
  { height:  573708 , difficulty:  2125500 , date:  "2015-07-23 11:30:11" },
  { height:  573709 , difficulty:  2125991 , date:  "2015-07-23 11:32:14" },
  { height:  573710 , difficulty:  2123840 , date:  "2015-07-23 11:32:20" },
  { height:  573711 , difficulty:  2126602 , date:  "2015-07-23 11:34:15" },
  { height:  573712 , difficulty:  2126506 , date:  "2015-07-23 11:34:20" },
  { height:  573713 , difficulty:  2127680 , date:  "2015-07-23 11:34:27" },
  { height:  573714 , difficulty:  2131784 , date:  "2015-07-23 11:36:18" },
  { height:  573715 , difficulty:  2132832 , date:  "2015-07-23 11:36:21" },
  { height:  573716 , difficulty:  2132545 , date:  "2015-07-23 11:36:34" },
  { height:  573717 , difficulty:  2132136 , date:  "2015-07-23 11:37:15" },
  { height:  573718 , difficulty:  2138660 , date:  "2015-07-23 11:37:17" },
  { height:  573719 , difficulty:  2140998 , date:  "2015-07-23 11:38:07" },
  { height:  573720 , difficulty:  2140071 , date:  "2015-07-23 11:39:53" },
  { height:  573721 , difficulty:  2137776 , date:  "2015-07-23 11:39:54" },
  { height:  573722 , difficulty:  2146704 , date:  "2015-07-23 11:40:16" },
  { height:  573723 , difficulty:  2145899 , date:  "2015-07-23 11:40:30" },
  { height:  573724 , difficulty:  2153928 , date:  "2015-07-23 11:40:40" },
  { height:  573725 , difficulty:  2155991 , date:  "2015-07-23 11:40:56" },
  { height:  573726 , difficulty:  2157033 , date:  "2015-07-23 11:41:53" },
  { height:  573727 , difficulty:  2159158 , date:  "2015-07-23 11:42:41" },
  { height:  573728 , difficulty:  2156101 , date:  "2015-07-23 11:43:13" },
  { height:  573729 , difficulty:  2158520 , date:  "2015-07-23 11:44:15" },
  { height:  573730 , difficulty:  2159562 , date:  "2015-07-23 11:45:03" },
  { height:  573731 , difficulty:  2160291 , date:  "2015-07-23 11:45:13" },
  { height:  573732 , difficulty:  2161974 , date:  "2015-07-23 11:45:22" },
  { height:  573733 , difficulty:  2160973 , date:  "2015-07-23 11:46:23" },
  { height:  573734 , difficulty:  2164731 , date:  "2015-07-23 11:47:46" },
  { height:  573735 , difficulty:  2161043 , date:  "2015-07-23 11:47:59" },
  { height:  573736 , difficulty:  2173660 , date:  "2015-07-23 11:48:25" },
  { height:  573737 , difficulty:  2174102 , date:  "2015-07-23 11:48:26" },
  { height:  573738 , difficulty:  2177653 , date:  "2015-07-23 11:49:28" },
  { height:  573739 , difficulty:  2178018 , date:  "2015-07-23 11:51:20" },
  { height:  573740 , difficulty:  2177523 , date:  "2015-07-23 11:52:03" },
  { height:  573741 , difficulty:  2178718 , date:  "2015-07-23 11:55:10" },
  { height:  573742 , difficulty:  2179343 , date:  "2015-07-23 11:55:23" },
  { height:  573743 , difficulty:  2167980 , date:  "2015-07-23 11:55:25" },
  { height:  573744 , difficulty:  2174932 , date:  "2015-07-23 11:56:07" },
  { height:  573745 , difficulty:  2172637 , date:  "2015-07-23 11:56:18" },
  { height:  573746 , difficulty:  2179851 , date:  "2015-07-23 11:56:34" },
  { height:  573747 , difficulty:  2179080 , date:  "2015-07-23 11:56:41" },
  { height:  573748 , difficulty:  2184015 , date:  "2015-07-23 12:03:47" },
  { height:  573749 , difficulty:  2184721 , date:  "2015-07-23 12:05:32" },
  { height:  573750 , difficulty:  2189555 , date:  "2015-07-23 12:06:07" },
  { height:  573751 , difficulty:  2193236 , date:  "2015-07-23 12:07:03" },
  { height:  573752 , difficulty:  2195187 , date:  "2015-07-23 12:07:15" },
  { height:  573753 , difficulty:  2195706 , date:  "2015-07-23 12:07:37" },
  { height:  573754 , difficulty:  2193686 , date:  "2015-07-23 12:07:38" },
  { height:  573755 , difficulty:  2194572 , date:  "2015-07-23 12:09:58" },
  { height:  573756 , difficulty:  2196096 , date:  "2015-07-23 12:11:07" },
  { height:  573757 , difficulty:  2196839 , date:  "2015-07-23 12:11:08" },
  { height:  573758 , difficulty:  2198073 , date:  "2015-07-23 12:11:54" },
  { height:  573759 , difficulty:  2203340 , date:  "2015-07-23 12:12:33" },
  { height:  573760 , difficulty:  2216343 , date:  "2015-07-23 12:13:25" },
  { height:  573761 , difficulty:  2211928 , date:  "2015-07-23 12:13:41" },
  { height:  573762 , difficulty:  2212667 , date:  "2015-07-23 12:13:57" },
  { height:  573763 , difficulty:  2212581 , date:  "2015-07-23 12:15:20" },
  { height:  573764 , difficulty:  2215815 , date:  "2015-07-23 12:18:14" },
  { height:  573765 , difficulty:  2215196 , date:  "2015-07-23 12:18:58" },
  { height:  573766 , difficulty:  2217467 , date:  "2015-07-23 12:19:37" },
  { height:  573767 , difficulty:  2217410 , date:  "2015-07-23 12:20:55" },
  { height:  573768 , difficulty:  2222327 , date:  "2015-07-23 12:22:57" },
  { height:  573769 , difficulty:  2228464 , date:  "2015-07-23 12:23:38" },
  { height:  573770 , difficulty:  2230213 , date:  "2015-07-23 12:24:44" },
  { height:  573771 , difficulty:  2237752 , date:  "2015-07-23 12:24:55" },
  { height:  573772 , difficulty:  2231905 , date:  "2015-07-23 12:26:36" },
  { height:  573773 , difficulty:  2231199 , date:  "2015-07-23 12:26:51" },
  { height:  573774 , difficulty:  2232533 , date:  "2015-07-23 12:27:36" },
  { height:  573775 , difficulty:  2232131 , date:  "2015-07-23 12:28:30" },
  { height:  573776 , difficulty:  2233073 , date:  "2015-07-23 12:28:57" },
  { height:  573777 , difficulty:  2236943 , date:  "2015-07-23 12:30:14" },
  { height:  573778 , difficulty:  2234101 , date:  "2015-07-23 12:31:28" },
  { height:  573779 , difficulty:  2242524 , date:  "2015-07-23 12:31:52" },
  { height:  573780 , difficulty:  2238923 , date:  "2015-07-23 12:32:05" },
  { height:  573781 , difficulty:  2238911 , date:  "2015-07-23 12:32:29" },
  { height:  573782 , difficulty:  2238500 , date:  "2015-07-23 12:34:12" },
  { height:  573783 , difficulty:  2239900 , date:  "2015-07-23 12:34:16" },
  { height:  573784 , difficulty:  2238157 , date:  "2015-07-23 12:35:00" },
  { height:  573785 , difficulty:  2230820 , date:  "2015-07-23 12:36:09" },
  { height:  573786 , difficulty:  2237422 , date:  "2015-07-23 12:36:47" },
  { height:  573787 , difficulty:  2230455 , date:  "2015-07-23 12:36:55" },
  { height:  573788 , difficulty:  2233463 , date:  "2015-07-23 12:36:59" },
  { height:  573789 , difficulty:  2233468 , date:  "2015-07-23 12:38:23" },
  { height:  573790 , difficulty:  2229403 , date:  "2015-07-23 12:40:05" },
  { height:  573791 , difficulty:  2239204 , date:  "2015-07-23 12:40:33" },
  { height:  573792 , difficulty:  2240891 , date:  "2015-07-23 12:41:57" },
  { height:  573793 , difficulty:  2248779 , date:  "2015-07-23 12:42:00" },
  { height:  573794 , difficulty:  2252512 , date:  "2015-07-23 12:42:07" },
  { height:  573795 , difficulty:  2251511 , date:  "2015-07-23 12:44:48" },
  { height:  573796 , difficulty:  2246867 , date:  "2015-07-23 12:45:40" },
  { height:  573797 , difficulty:  2257603 , date:  "2015-07-23 12:46:22" },
  { height:  573798 , difficulty:  2260261 , date:  "2015-07-23 12:46:23" },
  { height:  573799 , difficulty:  2265735 , date:  "2015-07-23 12:46:40" },
  { height:  573800 , difficulty:  2265715 , date:  "2015-07-23 12:47:51" },
  { height:  573801 , difficulty:  2278852 , date:  "2015-07-23 12:49:34" },
  { height:  573802 , difficulty:  2284493 , date:  "2015-07-23 12:49:39" },
  { height:  573803 , difficulty:  2282653 , date:  "2015-07-23 12:50:29" },
  { height:  573804 , difficulty:  2296682 , date:  "2015-07-23 12:51:48" },
  { height:  573805 , difficulty:  2292907 , date:  "2015-07-23 12:52:10" },
  { height:  573806 , difficulty:  2291498 , date:  "2015-07-23 12:52:18" },
  { height:  573807 , difficulty:  2293788 , date:  "2015-07-23 12:53:02" },
  { height:  573808 , difficulty:  2295271 , date:  "2015-07-23 12:55:49" },
  { height:  573809 , difficulty:  2294650 , date:  "2015-07-23 12:56:03" },
  { height:  573810 , difficulty:  2296401 , date:  "2015-07-23 12:56:20" },
  { height:  573811 , difficulty:  2296053 , date:  "2015-07-23 12:58:36" },
  { height:  573812 , difficulty:  2307823 , date:  "2015-07-23 12:58:39" },
  { height:  573813 , difficulty:  2309492 , date:  "2015-07-23 12:58:47" },
  { height:  573814 , difficulty:  2307544 , date:  "2015-07-23 12:58:48" },
  { height:  573815 , difficulty:  2301232 , date:  "2015-07-23 12:58:53" },
  { height:  573816 , difficulty:  2300156 , date:  "2015-07-23 12:59:42" },
  { height:  573817 , difficulty:  2294152 , date:  "2015-07-23 13:00:10" },
  { height:  573818 , difficulty:  2302595 , date:  "2015-07-23 13:00:16" },
  { height:  573819 , difficulty:  2303107 , date:  "2015-07-23 13:00:49" },
  { height:  573820 , difficulty:  2301475 , date:  "2015-07-23 13:01:11" },
  { height:  573821 , difficulty:  2316599 , date:  "2015-07-23 13:01:38" },
  { height:  573822 , difficulty:  2317422 , date:  "2015-07-23 13:02:40" },
  { height:  573823 , difficulty:  2317273 , date:  "2015-07-23 13:02:46" },
  { height:  573824 , difficulty:  2294103 , date:  "2015-07-23 13:03:16" },
  { height:  573825 , difficulty:  2295939 , date:  "2015-07-23 13:03:42" },
  { height:  573826 , difficulty:  2294011 , date:  "2015-07-23 13:04:34" },
  { height:  573827 , difficulty:  2292972 , date:  "2015-07-23 13:06:08" },
  { height:  573828 , difficulty:  2293329 , date:  "2015-07-23 13:06:11" },
  { height:  573829 , difficulty:  2297323 , date:  "2015-07-23 13:06:23" },
  { height:  573830 , difficulty:  2300497 , date:  "2015-07-23 13:06:30" },
  { height:  573831 , difficulty:  2302995 , date:  "2015-07-23 13:07:55" },
  { height:  573832 , difficulty:  2298862 , date:  "2015-07-23 13:09:32" },
  { height:  573833 , difficulty:  2306084 , date:  "2015-07-23 13:09:35" },
  { height:  573834 , difficulty:  2307146 , date:  "2015-07-23 13:10:00" },
  { height:  573835 , difficulty:  2310192 , date:  "2015-07-23 13:11:50" },
  { height:  573836 , difficulty:  2310699 , date:  "2015-07-23 13:11:53" },
  { height:  573837 , difficulty:  2310236 , date:  "2015-07-23 13:12:27" },
  { height:  573838 , difficulty:  2309771 , date:  "2015-07-23 13:13:39" },
  { height:  573839 , difficulty:  2310377 , date:  "2015-07-23 13:14:25" },
  { height:  573840 , difficulty:  2302559 , date:  "2015-07-23 13:16:30" },
  { height:  573841 , difficulty:  2302278 , date:  "2015-07-23 13:17:22" },
  { height:  573842 , difficulty:  2305600 , date:  "2015-07-23 13:17:36" },
  { height:  573843 , difficulty:  2302188 , date:  "2015-07-23 13:17:39" },
  { height:  573844 , difficulty:  2294827 , date:  "2015-07-23 13:17:58" },
  { height:  573845 , difficulty:  2294307 , date:  "2015-07-23 13:18:44" },
  { height:  573846 , difficulty:  2291109 , date:  "2015-07-23 13:19:12" },
  { height:  573847 , difficulty:  2293489 , date:  "2015-07-23 13:19:19" },
  { height:  573848 , difficulty:  2295111 , date:  "2015-07-23 13:20:15" },
  { height:  573849 , difficulty:  2296060 , date:  "2015-07-23 13:20:38" },
  { height:  573850 , difficulty:  2298198 , date:  "2015-07-23 13:20:59" },
  { height:  573851 , difficulty:  2303035 , date:  "2015-07-23 13:21:49" },
  { height:  573852 , difficulty:  2303746 , date:  "2015-07-23 13:22:45" },
  { height:  573853 , difficulty:  2298912 , date:  "2015-07-23 13:22:46" },
  { height:  573854 , difficulty:  2299760 , date:  "2015-07-23 13:23:30" },
  { height:  573855 , difficulty:  2307881 , date:  "2015-07-23 13:24:18" },
  { height:  573856 , difficulty:  2316393 , date:  "2015-07-23 13:24:28" },
  { height:  573857 , difficulty:  2315209 , date:  "2015-07-23 13:24:53" },
  { height:  573858 , difficulty:  2315181 , date:  "2015-07-23 13:25:12" },
  { height:  573859 , difficulty:  2315567 , date:  "2015-07-23 13:25:14" },
  { height:  573860 , difficulty:  2325508 , date:  "2015-07-23 13:26:25" },
  { height:  573861 , difficulty:  2321129 , date:  "2015-07-23 13:27:02" },
  { height:  573862 , difficulty:  2322830 , date:  "2015-07-23 13:27:09" },
  { height:  573863 , difficulty:  2327903 , date:  "2015-07-23 13:30:50" },
  { height:  573864 , difficulty:  2330786 , date:  "2015-07-23 13:30:57" },
  { height:  573865 , difficulty:  2328531 , date:  "2015-07-23 13:32:57" },
  { height:  573866 , difficulty:  2328831 , date:  "2015-07-23 13:33:01" },
  { height:  573867 , difficulty:  2329154 , date:  "2015-07-23 13:33:26" },
  { height:  573868 , difficulty:  2323743 , date:  "2015-07-23 13:34:19" },
  { height:  573869 , difficulty:  2325866 , date:  "2015-07-23 13:34:55" },
  { height:  573870 , difficulty:  2325995 , date:  "2015-07-23 13:34:58" },
  { height:  573871 , difficulty:  2316845 , date:  "2015-07-23 13:35:22" },
  { height:  573872 , difficulty:  2313613 , date:  "2015-07-23 13:35:25" },
  { height:  573873 , difficulty:  2313904 , date:  "2015-07-23 13:35:32" },
  { height:  573874 , difficulty:  2315891 , date:  "2015-07-23 13:36:48" },
  { height:  573875 , difficulty:  2327672 , date:  "2015-07-23 13:37:08" },
  { height:  573876 , difficulty:  2323342 , date:  "2015-07-23 13:38:46" },
  { height:  573877 , difficulty:  2316952 , date:  "2015-07-23 13:39:15" },
  { height:  573878 , difficulty:  2323557 , date:  "2015-07-23 13:39:31" },
  { height:  573879 , difficulty:  2324315 , date:  "2015-07-23 13:40:30" },
  { height:  573880 , difficulty:  2319608 , date:  "2015-07-23 13:40:38" },
  { height:  573881 , difficulty:  2323335 , date:  "2015-07-23 13:42:58" },
  { height:  573882 , difficulty:  2327896 , date:  "2015-07-23 13:43:02" },
  { height:  573883 , difficulty:  2329089 , date:  "2015-07-23 13:43:32" },
  { height:  573884 , difficulty:  2326139 , date:  "2015-07-23 13:43:54" },
  { height:  573885 , difficulty:  2326985 , date:  "2015-07-23 13:44:03" },
  { height:  573886 , difficulty:  2331151 , date:  "2015-07-23 13:44:29" },
  { height:  573887 , difficulty:  2329141 , date:  "2015-07-23 13:46:15" },
  { height:  573888 , difficulty:  2329459 , date:  "2015-07-23 13:47:41" },
  { height:  573889 , difficulty:  2333636 , date:  "2015-07-23 13:48:10" },
  { height:  573890 , difficulty:  2347305 , date:  "2015-07-23 13:49:59" },
  { height:  573891 , difficulty:  2353689 , date:  "2015-07-23 13:52:46" },
  { height:  573892 , difficulty:  2351200 , date:  "2015-07-23 13:53:34" },
  { height:  573893 , difficulty:  2353349 , date:  "2015-07-23 13:54:42" },
  { height:  573894 , difficulty:  2355245 , date:  "2015-07-23 13:55:39" },
  { height:  573895 , difficulty:  2353462 , date:  "2015-07-23 13:58:08" },
  { height:  573896 , difficulty:  2364625 , date:  "2015-07-23 13:58:13" },
  { height:  573897 , difficulty:  2364148 , date:  "2015-07-23 14:02:06" },
  { height:  573898 , difficulty:  2360464 , date:  "2015-07-23 14:02:10" },
  { height:  573899 , difficulty:  2364217 , date:  "2015-07-23 14:02:18" },
  { height:  573900 , difficulty:  2368662 , date:  "2015-07-23 14:02:46" },
  { height:  573901 , difficulty:  2371489 , date:  "2015-07-23 14:04:57" },
  { height:  573902 , difficulty:  2370449 , date:  "2015-07-23 14:06:02" },
  { height:  573903 , difficulty:  2375131 , date:  "2015-07-23 14:06:06" },
  { height:  573904 , difficulty:  2390611 , date:  "2015-07-23 14:06:29" },
  { height:  573905 , difficulty:  2393885 , date:  "2015-07-23 14:07:50" },
  { height:  573906 , difficulty:  2396661 , date:  "2015-07-23 14:07:56" },
  { height:  573907 , difficulty:  2392824 , date:  "2015-07-23 14:08:27" },
  { height:  573908 , difficulty:  2386379 , date:  "2015-07-23 14:09:08" },
  { height:  573909 , difficulty:  2390557 , date:  "2015-07-23 14:10:04" },
  { height:  573910 , difficulty:  2390170 , date:  "2015-07-23 14:10:40" },
  { height:  573911 , difficulty:  2386893 , date:  "2015-07-23 14:10:53" },
  { height:  573912 , difficulty:  2389558 , date:  "2015-07-23 14:11:24" },
  { height:  573913 , difficulty:  2389537 , date:  "2015-07-23 14:11:28" },
  { height:  573914 , difficulty:  2389004 , date:  "2015-07-23 14:13:16" },
  { height:  573915 , difficulty:  2389199 , date:  "2015-07-23 14:14:19" },
  { height:  573916 , difficulty:  2389601 , date:  "2015-07-23 14:15:34" },
  { height:  573917 , difficulty:  2387533 , date:  "2015-07-23 14:15:36" },
  { height:  573918 , difficulty:  2393444 , date:  "2015-07-23 14:15:51" },
  { height:  573919 , difficulty:  2393686 , date:  "2015-07-23 14:17:12" },
  { height:  573920 , difficulty:  2392747 , date:  "2015-07-23 14:17:27" },
  { height:  573921 , difficulty:  2394280 , date:  "2015-07-23 14:19:52" },
  { height:  573922 , difficulty:  2400558 , date:  "2015-07-23 14:20:47" },
  { height:  573923 , difficulty:  2417731 , date:  "2015-07-23 14:20:49" },
  { height:  573924 , difficulty:  2419673 , date:  "2015-07-23 14:21:23" },
  { height:  573925 , difficulty:  2421239 , date:  "2015-07-23 14:22:15" },
  { height:  573926 , difficulty:  2438642 , date:  "2015-07-23 14:22:18" },
  { height:  573927 , difficulty:  2435174 , date:  "2015-07-23 14:23:56" },
  { height:  573928 , difficulty:  2438346 , date:  "2015-07-23 14:25:18" },
  { height:  573929 , difficulty:  2450859 , date:  "2015-07-23 14:25:37" },
  { height:  573930 , difficulty:  2447960 , date:  "2015-07-23 14:25:43" },
  { height:  573931 , difficulty:  2454167 , date:  "2015-07-23 14:25:49" },
  { height:  573932 , difficulty:  2465659 , date:  "2015-07-23 14:27:24" },
  { height:  573933 , difficulty:  2465531 , date:  "2015-07-23 14:28:17" },
  { height:  573934 , difficulty:  2466260 , date:  "2015-07-23 14:29:40" },
  { height:  573935 , difficulty:  2466895 , date:  "2015-07-23 14:32:34" },
  { height:  573936 , difficulty:  2466173 , date:  "2015-07-23 14:32:40" },
  { height:  573937 , difficulty:  2467598 , date:  "2015-07-23 14:35:33" },
  { height:  573938 , difficulty:  2467635 , date:  "2015-07-23 14:35:55" },
  { height:  573939 , difficulty:  2458606 , date:  "2015-07-23 14:36:13" },
  { height:  573940 , difficulty:  2465808 , date:  "2015-07-23 14:38:35" },
  { height:  573941 , difficulty:  2457010 , date:  "2015-07-23 14:39:01" },
  { height:  573942 , difficulty:  2473246 , date:  "2015-07-23 14:39:21" },
  { height:  573943 , difficulty:  2473451 , date:  "2015-07-23 14:39:40" },
  { height:  573944 , difficulty:  2469918 , date:  "2015-07-23 14:39:41" },
  { height:  573945 , difficulty:  2475306 , date:  "2015-07-23 14:39:53" },
  { height:  573946 , difficulty:  2480166 , date:  "2015-07-23 14:42:37" },
  { height:  573947 , difficulty:  2480462 , date:  "2015-07-23 14:42:46" },
  { height:  573948 , difficulty:  2482780 , date:  "2015-07-23 14:43:27" },
  { height:  573949 , difficulty:  2498486 , date:  "2015-07-23 14:43:39" },
  { height:  573950 , difficulty:  2496163 , date:  "2015-07-23 14:45:02" },
  { height:  573951 , difficulty:  2507912 , date:  "2015-07-23 14:46:05" },
  { height:  573952 , difficulty:  2505356 , date:  "2015-07-23 14:47:08" },
  { height:  573953 , difficulty:  2503500 , date:  "2015-07-23 14:47:35" },
  { height:  573954 , difficulty:  2511621 , date:  "2015-07-23 14:48:24" },
  { height:  573955 , difficulty:  2513775 , date:  "2015-07-23 14:48:25" },
  { height:  573956 , difficulty:  2516872 , date:  "2015-07-23 14:49:19" },
  { height:  573957 , difficulty:  2512048 , date:  "2015-07-23 14:50:22" },
  { height:  573958 , difficulty:  2512283 , date:  "2015-07-23 14:51:27" },
  { height:  573959 , difficulty:  2510289 , date:  "2015-07-23 14:51:33" },
  { height:  573960 , difficulty:  2511735 , date:  "2015-07-23 14:53:09" },
  { height:  573961 , difficulty:  2512202 , date:  "2015-07-23 14:53:15" },
  { height:  573962 , difficulty:  2510749 , date:  "2015-07-23 14:53:33" },
  { height:  573963 , difficulty:  2514726 , date:  "2015-07-23 14:53:41" },
  { height:  573964 , difficulty:  2508149 , date:  "2015-07-23 14:53:48" },
  { height:  573965 , difficulty:  2511888 , date:  "2015-07-23 14:54:53" },
  { height:  573966 , difficulty:  2510486 , date:  "2015-07-23 14:56:10" },
  { height:  573967 , difficulty:  2497674 , date:  "2015-07-23 14:56:13" },
  { height:  573968 , difficulty:  2495197 , date:  "2015-07-23 14:58:19" },
  { height:  573969 , difficulty:  2491462 , date:  "2015-07-23 14:58:21" },
  { height:  573970 , difficulty:  2488052 , date:  "2015-07-23 14:58:35" },
  { height:  573971 , difficulty:  2476759 , date:  "2015-07-23 14:59:08" },
  { height:  573972 , difficulty:  2480634 , date:  "2015-07-23 14:59:35" },
  { height:  573973 , difficulty:  2463216 , date:  "2015-07-23 15:00:14" },
  { height:  573974 , difficulty:  2472593 , date:  "2015-07-23 15:03:43" },
  { height:  573975 , difficulty:  2473106 , date:  "2015-07-23 15:03:49" },
  { height:  573976 , difficulty:  2471308 , date:  "2015-07-23 15:04:45" },
  { height:  573977 , difficulty:  2464518 , date:  "2015-07-23 15:04:48" },
  { height:  573978 , difficulty:  2460288 , date:  "2015-07-23 15:08:39" },
  { height:  573979 , difficulty:  2466522 , date:  "2015-07-23 15:08:45" },
  { height:  573980 , difficulty:  2470988 , date:  "2015-07-23 15:09:33" },
  { height:  573981 , difficulty:  2466822 , date:  "2015-07-23 15:10:01" },
  { height:  573982 , difficulty:  2469496 , date:  "2015-07-23 15:10:30" },
  { height:  573983 , difficulty:  2470850 , date:  "2015-07-23 15:10:41" },
  { height:  573984 , difficulty:  2470257 , date:  "2015-07-23 15:10:53" },
  { height:  573985 , difficulty:  2470522 , date:  "2015-07-23 15:11:18" },
  { height:  573986 , difficulty:  2494394 , date:  "2015-07-23 15:14:08" },
  { height:  573987 , difficulty:  2494106 , date:  "2015-07-23 15:14:09" },
  { height:  573988 , difficulty:  2492884 , date:  "2015-07-23 15:14:10" },
  { height:  573989 , difficulty:  2494007 , date:  "2015-07-23 15:15:15" },
  { height:  573990 , difficulty:  2490425 , date:  "2015-07-23 15:18:58" },
  { height:  573991 , difficulty:  2488108 , date:  "2015-07-23 15:19:00" },
  { height:  573992 , difficulty:  2488458 , date:  "2015-07-23 15:20:35" },
  { height:  573993 , difficulty:  2505346 , date:  "2015-07-23 15:21:39" },
  { height:  573994 , difficulty:  2510293 , date:  "2015-07-23 15:22:13" },
  { height:  573995 , difficulty:  2510389 , date:  "2015-07-23 15:23:44" },
  { height:  573996 , difficulty:  2509761 , date:  "2015-07-23 15:25:01" },
  { height:  573997 , difficulty:  2521029 , date:  "2015-07-23 15:25:27" },
  { height:  573998 , difficulty:  2533798 , date:  "2015-07-23 15:25:57" },
  { height:  573999 , difficulty:  2538673 , date:  "2015-07-23 15:26:00" },
  { height:  574000 , difficulty:  2538361 , date:  "2015-07-23 15:26:09" },
  { height:  574001 , difficulty:  2546947 , date:  "2015-07-23 15:26:17" },
  { height:  574002 , difficulty:  2552936 , date:  "2015-07-23 15:26:46" },
  { height:  574003 , difficulty:  2553995 , date:  "2015-07-23 15:26:57" },
  { height:  574004 , difficulty:  2548337 , date:  "2015-07-23 15:27:21" },
  { height:  574005 , difficulty:  2574119 , date:  "2015-07-23 15:29:17" },
  { height:  574006 , difficulty:  2574118 , date:  "2015-07-23 15:29:20" },
  { height:  574007 , difficulty:  2580593 , date:  "2015-07-23 15:29:45" },
  { height:  574008 , difficulty:  2576717 , date:  "2015-07-23 15:29:46" },
  { height:  574009 , difficulty:  2589133 , date:  "2015-07-23 15:31:25" },
  { height:  574010 , difficulty:  2583204 , date:  "2015-07-23 15:32:38" },
  { height:  574011 , difficulty:  2571206 , date:  "2015-07-23 15:34:24" },
  { height:  574012 , difficulty:  2579364 , date:  "2015-07-23 15:34:39" },
  { height:  574013 , difficulty:  2566747 , date:  "2015-07-23 15:35:57" },
  { height:  574014 , difficulty:  2576047 , date:  "2015-07-23 15:36:22" },
  { height:  574015 , difficulty:  2597490 , date:  "2015-07-23 15:37:05" },
  { height:  574016 , difficulty:  2589505 , date:  "2015-07-23 15:37:36" },
  { height:  574017 , difficulty:  2590469 , date:  "2015-07-23 15:38:27" },
  { height:  574018 , difficulty:  2589805 , date:  "2015-07-23 15:39:54" },
  { height:  574019 , difficulty:  2591074 , date:  "2015-07-23 15:40:04" },
  { height:  574020 , difficulty:  2595022 , date:  "2015-07-23 15:42:37" },
  { height:  574021 , difficulty:  2595012 , date:  "2015-07-23 15:46:30" },
  { height:  574022 , difficulty:  2586830 , date:  "2015-07-23 15:46:36" },
  { height:  574023 , difficulty:  2586833 , date:  "2015-07-23 15:49:45" },
  { height:  574024 , difficulty:  2585910 , date:  "2015-07-23 15:49:51" },
  { height:  574025 , difficulty:  2606546 , date:  "2015-07-23 15:50:35" },
  { height:  574026 , difficulty:  2600211 , date:  "2015-07-23 15:51:24" },
  { height:  574027 , difficulty:  2605236 , date:  "2015-07-23 15:51:44" },
  { height:  574028 , difficulty:  2603100 , date:  "2015-07-23 15:54:41" },
  { height:  574029 , difficulty:  2611698 , date:  "2015-07-23 15:56:03" },
  { height:  574030 , difficulty:  2610496 , date:  "2015-07-23 15:57:15" },
  { height:  574031 , difficulty:  2611959 , date:  "2015-07-23 15:57:22" },
  { height:  574032 , difficulty:  2616435 , date:  "2015-07-23 15:57:52" },
  { height:  574033 , difficulty:  2616016 , date:  "2015-07-23 15:59:36" },
  { height:  574034 , difficulty:  2621783 , date:  "2015-07-23 16:00:59" },
  { height:  574035 , difficulty:  2626690 , date:  "2015-07-23 16:05:00" },
  { height:  574036 , difficulty:  2632052 , date:  "2015-07-23 16:06:01" },
  { height:  574037 , difficulty:  2633514 , date:  "2015-07-23 16:06:05" },
  { height:  574038 , difficulty:  2645975 , date:  "2015-07-23 16:06:40" },
  { height:  574039 , difficulty:  2646400 , date:  "2015-07-23 16:07:07" },
  { height:  574040 , difficulty:  2650763 , date:  "2015-07-23 16:08:02" },
  { height:  574041 , difficulty:  2659839 , date:  "2015-07-23 16:08:11" },
  { height:  574042 , difficulty:  2655582 , date:  "2015-07-23 16:09:25" },
  { height:  574043 , difficulty:  2660493 , date:  "2015-07-23 16:09:28" },
  { height:  574044 , difficulty:  2650560 , date:  "2015-07-23 16:10:01" },
  { height:  574045 , difficulty:  2654024 , date:  "2015-07-23 16:11:09" },
  { height:  574046 , difficulty:  2657573 , date:  "2015-07-23 16:11:12" },
  { height:  574047 , difficulty:  2656945 , date:  "2015-07-23 16:13:07" },
  { height:  574048 , difficulty:  2657378 , date:  "2015-07-23 16:13:29" },
  { height:  574049 , difficulty:  2656889 , date:  "2015-07-23 16:14:50" },
  { height:  574050 , difficulty:  2646764 , date:  "2015-07-23 16:14:54" },
  { height:  574051 , difficulty:  2650595 , date:  "2015-07-23 16:14:57" },
  { height:  574052 , difficulty:  2651351 , date:  "2015-07-23 16:17:29" },
  { height:  574053 , difficulty:  2653930 , date:  "2015-07-23 16:17:35" },
  { height:  574054 , difficulty:  2641680 , date:  "2015-07-23 16:19:04" },
  { height:  574055 , difficulty:  2641708 , date:  "2015-07-23 16:19:30" },
  { height:  574056 , difficulty:  2643403 , date:  "2015-07-23 16:19:39" },
  { height:  574057 , difficulty:  2641778 , date:  "2015-07-23 16:20:48" },
  { height:  574058 , difficulty:  2643384 , date:  "2015-07-23 16:22:58" },
  { height:  574059 , difficulty:  2647086 , date:  "2015-07-23 16:23:00" },
  { height:  574060 , difficulty:  2650000 , date:  "2015-07-23 16:26:33" },
  { height:  574061 , difficulty:  2649069 , date:  "2015-07-23 16:26:56" },
  { height:  574062 , difficulty:  2637257 , date:  "2015-07-23 16:27:13" },
  { height:  574063 , difficulty:  2638246 , date:  "2015-07-23 16:28:54" },
  { height:  574064 , difficulty:  2641925 , date:  "2015-07-23 16:31:10" },
  { height:  574065 , difficulty:  2639002 , date:  "2015-07-23 16:32:10" },
  { height:  574066 , difficulty:  2620673 , date:  "2015-07-23 16:32:26" },
  { height:  574067 , difficulty:  2621273 , date:  "2015-07-23 16:33:48" },
  { height:  574068 , difficulty:  2618288 , date:  "2015-07-23 16:34:33" },
  { height:  574069 , difficulty:  2617914 , date:  "2015-07-23 16:35:00" },
  { height:  574070 , difficulty:  2621567 , date:  "2015-07-23 16:35:18" },
  { height:  574071 , difficulty:  2616338 , date:  "2015-07-23 16:36:36" },
  { height:  574072 , difficulty:  2617762 , date:  "2015-07-23 16:36:41" },
  { height:  574073 , difficulty:  2621806 , date:  "2015-07-23 16:41:24" },
  { height:  574074 , difficulty:  2636757 , date:  "2015-07-23 16:41:31" },
  { height:  574075 , difficulty:  2637618 , date:  "2015-07-23 16:42:43" },
  { height:  574076 , difficulty:  2644631 , date:  "2015-07-23 16:43:02" },
  { height:  574077 , difficulty:  2649878 , date:  "2015-07-23 16:44:29" },
  { height:  574078 , difficulty:  2648258 , date:  "2015-07-23 16:44:52" },
  { height:  574079 , difficulty:  2653361 , date:  "2015-07-23 16:45:39" },
  { height:  574080 , difficulty:  2662071 , date:  "2015-07-23 16:45:45" },
  { height:  574081 , difficulty:  2664562 , date:  "2015-07-23 16:45:46" },
  { height:  574082 , difficulty:  2669258 , date:  "2015-07-23 16:46:10" },
  { height:  574083 , difficulty:  2688064 , date:  "2015-07-23 16:46:56" },
  { height:  574084 , difficulty:  2690229 , date:  "2015-07-23 16:47:41" },
  { height:  574085 , difficulty:  2682503 , date:  "2015-07-23 16:49:37" },
  { height:  574086 , difficulty:  2680054 , date:  "2015-07-23 16:51:45" },
  { height:  574087 , difficulty:  2673152 , date:  "2015-07-23 16:51:47" },
  { height:  574088 , difficulty:  2673112 , date:  "2015-07-23 16:52:09" },
  { height:  574089 , difficulty:  2678362 , date:  "2015-07-23 16:53:40" },
  { height:  574090 , difficulty:  2678321 , date:  "2015-07-23 16:53:43" },
  { height:  574091 , difficulty:  2677377 , date:  "2015-07-23 16:55:24" },
  { height:  574092 , difficulty:  2676421 , date:  "2015-07-23 16:55:47" },
  { height:  574093 , difficulty:  2689249 , date:  "2015-07-23 16:56:29" },
  { height:  574094 , difficulty:  2688448 , date:  "2015-07-23 16:57:40" },
  { height:  574095 , difficulty:  2688979 , date:  "2015-07-23 16:57:43" },
  { height:  574096 , difficulty:  2679001 , date:  "2015-07-23 16:58:52" },
  { height:  574097 , difficulty:  2665587 , date:  "2015-07-23 16:59:55" },
  { height:  574098 , difficulty:  2677729 , date:  "2015-07-23 17:00:11" },
  { height:  574099 , difficulty:  2667386 , date:  "2015-07-23 17:01:59" },
  { height:  574100 , difficulty:  2669820 , date:  "2015-07-23 17:02:01" },
  { height:  574101 , difficulty:  2669948 , date:  "2015-07-23 17:05:15" },
  { height:  574102 , difficulty:  2668911 , date:  "2015-07-23 17:05:19" },
  { height:  574103 , difficulty:  2674927 , date:  "2015-07-23 17:05:49" },
  { height:  574104 , difficulty:  2660660 , date:  "2015-07-23 17:06:09" },
  { height:  574105 , difficulty:  2671835 , date:  "2015-07-23 17:06:24" },
  { height:  574106 , difficulty:  2673291 , date:  "2015-07-23 17:06:27" },
  { height:  574107 , difficulty:  2673688 , date:  "2015-07-23 17:08:49" },
  { height:  574108 , difficulty:  2672609 , date:  "2015-07-23 17:08:55" },
  { height:  574109 , difficulty:  2666012 , date:  "2015-07-23 17:08:58" },
  { height:  574110 , difficulty:  2661122 , date:  "2015-07-23 17:11:34" },
  { height:  574111 , difficulty:  2648054 , date:  "2015-07-23 17:12:47" },
  { height:  574112 , difficulty:  2649041 , date:  "2015-07-23 17:15:34" },
  { height:  574113 , difficulty:  2651321 , date:  "2015-07-23 17:15:37" },
  { height:  574114 , difficulty:  2649325 , date:  "2015-07-23 17:15:57" },
  { height:  574115 , difficulty:  2652588 , date:  "2015-07-23 17:16:36" },
  { height:  574116 , difficulty:  2656129 , date:  "2015-07-23 17:16:48" },
  { height:  574117 , difficulty:  2659620 , date:  "2015-07-23 17:18:38" },
  { height:  574118 , difficulty:  2661979 , date:  "2015-07-23 17:19:34" },
  { height:  574119 , difficulty:  2664265 , date:  "2015-07-23 17:20:42" },
  { height:  574120 , difficulty:  2662443 , date:  "2015-07-23 17:21:36" },
  { height:  574121 , difficulty:  2658983 , date:  "2015-07-23 17:22:08" },
  { height:  574122 , difficulty:  2661768 , date:  "2015-07-23 17:22:48" },
  { height:  574123 , difficulty:  2653734 , date:  "2015-07-23 17:23:25" },
  { height:  574124 , difficulty:  2658487 , date:  "2015-07-23 17:23:39" },
  { height:  574125 , difficulty:  2662468 , date:  "2015-07-23 17:24:09" },
  { height:  574126 , difficulty:  2666791 , date:  "2015-07-23 17:26:18" },
  { height:  574127 , difficulty:  2676901 , date:  "2015-07-23 17:26:25" },
  { height:  574128 , difficulty:  2664872 , date:  "2015-07-23 17:29:02" },
  { height:  574129 , difficulty:  2667910 , date:  "2015-07-23 17:31:22" },
  { height:  574130 , difficulty:  2664771 , date:  "2015-07-23 17:32:16" },
  { height:  574131 , difficulty:  2669260 , date:  "2015-07-23 17:33:06" },
  { height:  574132 , difficulty:  2672288 , date:  "2015-07-23 17:33:55" },
  { height:  574133 , difficulty:  2686872 , date:  "2015-07-23 17:34:05" },
  { height:  574134 , difficulty:  2678603 , date:  "2015-07-23 17:34:25" },
  { height:  574135 , difficulty:  2684189 , date:  "2015-07-23 17:34:32" },
  { height:  574136 , difficulty:  2667430 , date:  "2015-07-23 17:35:08" },
  { height:  574137 , difficulty:  2669828 , date:  "2015-07-23 17:35:32" },
  { height:  574138 , difficulty:  2677075 , date:  "2015-07-23 17:35:36" },
  { height:  574139 , difficulty:  2672321 , date:  "2015-07-23 17:37:55" },
  { height:  574140 , difficulty:  2669233 , date:  "2015-07-23 17:38:07" },
  { height:  574141 , difficulty:  2666751 , date:  "2015-07-23 17:38:35" },
  { height:  574142 , difficulty:  2670452 , date:  "2015-07-23 17:38:50" },
  { height:  574143 , difficulty:  2664730 , date:  "2015-07-23 17:40:22" },
  { height:  574144 , difficulty:  2662041 , date:  "2015-07-23 17:42:32" },
  { height:  574145 , difficulty:  2661076 , date:  "2015-07-23 17:44:16" },
  { height:  574146 , difficulty:  2662618 , date:  "2015-07-23 17:44:28" },
  { height:  574147 , difficulty:  2657367 , date:  "2015-07-23 17:45:34" },
  { height:  574148 , difficulty:  2658460 , date:  "2015-07-23 17:46:19" },
  { height:  574149 , difficulty:  2651770 , date:  "2015-07-23 17:46:48" },
  { height:  574150 , difficulty:  2652818 , date:  "2015-07-23 17:47:26" },
  { height:  574151 , difficulty:  2660273 , date:  "2015-07-23 17:47:27" },
  { height:  574152 , difficulty:  2664943 , date:  "2015-07-23 17:49:36" },
  { height:  574153 , difficulty:  2672660 , date:  "2015-07-23 17:50:57" },
  { height:  574154 , difficulty:  2676506 , date:  "2015-07-23 17:52:03" },
  { height:  574155 , difficulty:  2679939 , date:  "2015-07-23 17:52:05" },
  { height:  574156 , difficulty:  2683232 , date:  "2015-07-23 17:52:45" },
  { height:  574157 , difficulty:  2684980 , date:  "2015-07-23 17:53:48" },
  { height:  574158 , difficulty:  2684478 , date:  "2015-07-23 17:55:10" },
  { height:  574159 , difficulty:  2685517 , date:  "2015-07-23 17:58:31" },
  { height:  574160 , difficulty:  2684112 , date:  "2015-07-23 17:59:36" },
  { height:  574161 , difficulty:  2675937 , date:  "2015-07-23 18:00:10" },
  { height:  574162 , difficulty:  2668326 , date:  "2015-07-23 18:02:53" },
  { height:  574163 , difficulty:  2673783 , date:  "2015-07-23 18:03:40" },
  { height:  574164 , difficulty:  2674159 , date:  "2015-07-23 18:04:51" },
  { height:  574165 , difficulty:  2678612 , date:  "2015-07-23 18:04:55" },
  { height:  574166 , difficulty:  2680121 , date:  "2015-07-23 18:05:05" },
  { height:  574167 , difficulty:  2673521 , date:  "2015-07-23 18:05:52" },
  { height:  574168 , difficulty:  2673381 , date:  "2015-07-23 18:07:40" },
  { height:  574169 , difficulty:  2680068 , date:  "2015-07-23 18:08:49" },
  { height:  574170 , difficulty:  2680901 , date:  "2015-07-23 18:09:25" },
  { height:  574171 , difficulty:  2689964 , date:  "2015-07-23 18:10:24" },
  { height:  574172 , difficulty:  2685745 , date:  "2015-07-23 18:10:35" },
  { height:  574173 , difficulty:  2685842 , date:  "2015-07-23 18:10:38" },
  { height:  574174 , difficulty:  2698323 , date:  "2015-07-23 18:11:53" },
  { height:  574175 , difficulty:  2690513 , date:  "2015-07-23 18:13:08" },
  { height:  574176 , difficulty:  2703539 , date:  "2015-07-23 18:13:16" },
  { height:  574177 , difficulty:  2696404 , date:  "2015-07-23 18:13:38" },
  { height:  574178 , difficulty:  2706398 , date:  "2015-07-23 18:14:01" },
  { height:  574179 , difficulty:  2705209 , date:  "2015-07-23 18:14:03" },
  { height:  574180 , difficulty:  2705132 , date:  "2015-07-23 18:17:36" },
  { height:  574181 , difficulty:  2706409 , date:  "2015-07-23 18:18:09" },
  { height:  574182 , difficulty:  2707781 , date:  "2015-07-23 18:19:27" },
  { height:  574183 , difficulty:  2696926 , date:  "2015-07-23 18:19:51" },
  { height:  574184 , difficulty:  2712539 , date:  "2015-07-23 18:20:55" },
  { height:  574185 , difficulty:  2717241 , date:  "2015-07-23 18:21:32" },
  { height:  574186 , difficulty:  2706550 , date:  "2015-07-23 18:24:33" },
  { height:  574187 , difficulty:  2703153 , date:  "2015-07-23 18:26:54" },
  { height:  574188 , difficulty:  2690319 , date:  "2015-07-23 18:27:05" },
  { height:  574189 , difficulty:  2702126 , date:  "2015-07-23 18:27:17" },
  { height:  574190 , difficulty:  2701696 , date:  "2015-07-23 18:28:22" },
  { height:  574191 , difficulty:  2715347 , date:  "2015-07-23 18:29:25" },
  { height:  574192 , difficulty:  2725504 , date:  "2015-07-23 18:29:56" },
  { height:  574193 , difficulty:  2720314 , date:  "2015-07-23 18:31:09" },
  { height:  574194 , difficulty:  2719263 , date:  "2015-07-23 18:32:22" },
  { height:  574195 , difficulty:  2716809 , date:  "2015-07-23 18:32:26" },
  { height:  574196 , difficulty:  2724554 , date:  "2015-07-23 18:33:41" },
  { height:  574197 , difficulty:  2723392 , date:  "2015-07-23 18:33:44" },
  { height:  574198 , difficulty:  2724970 , date:  "2015-07-23 18:34:17" },
  { height:  574199 , difficulty:  2727304 , date:  "2015-07-23 18:34:46" },
  { height:  574200 , difficulty:  2729826 , date:  "2015-07-23 18:34:59" },
  { height:  574201 , difficulty:  2730683 , date:  "2015-07-23 18:35:19" },
  { height:  574202 , difficulty:  2725720 , date:  "2015-07-23 18:36:28" },
  { height:  574203 , difficulty:  2726433 , date:  "2015-07-23 18:36:34" },
  { height:  574204 , difficulty:  2719472 , date:  "2015-07-23 18:40:29" },
  { height:  574205 , difficulty:  2714037 , date:  "2015-07-23 18:40:32" },
  { height:  574206 , difficulty:  2721196 , date:  "2015-07-23 18:40:52" },
  { height:  574207 , difficulty:  2718297 , date:  "2015-07-23 18:41:55" },
  { height:  574208 , difficulty:  2719784 , date:  "2015-07-23 18:41:58" },
  { height:  574209 , difficulty:  2727976 , date:  "2015-07-23 18:42:46" },
  { height:  574210 , difficulty:  2732128 , date:  "2015-07-23 18:43:13" },
  { height:  574211 , difficulty:  2733829 , date:  "2015-07-23 18:43:36" },
  { height:  574212 , difficulty:  2737346 , date:  "2015-07-23 18:44:56" },
  { height:  574213 , difficulty:  2739900 , date:  "2015-07-23 18:45:47" },
  { height:  574214 , difficulty:  2751568 , date:  "2015-07-23 18:46:41" },
  { height:  574215 , difficulty:  2749140 , date:  "2015-07-23 18:48:51" },
  { height:  574216 , difficulty:  2761218 , date:  "2015-07-23 18:50:43" },
  { height:  574217 , difficulty:  2763889 , date:  "2015-07-23 18:50:49" },
  { height:  574218 , difficulty:  2769904 , date:  "2015-07-23 18:51:10" },
  { height:  574219 , difficulty:  2764887 , date:  "2015-07-23 18:52:07" },
  { height:  574220 , difficulty:  2756113 , date:  "2015-07-23 18:52:24" },
  { height:  574221 , difficulty:  2763586 , date:  "2015-07-23 18:52:49" },
  { height:  574222 , difficulty:  2766399 , date:  "2015-07-23 18:53:27" },
  { height:  574223 , difficulty:  2761900 , date:  "2015-07-23 18:53:33" },
  { height:  574224 , difficulty:  2761086 , date:  "2015-07-23 18:53:50" },
  { height:  574225 , difficulty:  2765670 , date:  "2015-07-23 18:54:55" },
  { height:  574226 , difficulty:  2775324 , date:  "2015-07-23 18:55:00" },
  { height:  574227 , difficulty:  2789893 , date:  "2015-07-23 18:56:46" },
  { height:  574228 , difficulty:  2797430 , date:  "2015-07-23 18:56:59" },
  { height:  574229 , difficulty:  2801615 , date:  "2015-07-23 18:57:33" },
  { height:  574230 , difficulty:  2818721 , date:  "2015-07-23 18:59:21" },
  { height:  574231 , difficulty:  2821383 , date:  "2015-07-23 18:59:23" },
  { height:  574232 , difficulty:  2819103 , date:  "2015-07-23 18:59:59" },
  { height:  574233 , difficulty:  2814833 , date:  "2015-07-23 19:00:32" },
  { height:  574234 , difficulty:  2812693 , date:  "2015-07-23 19:01:08" },
  { height:  574235 , difficulty:  2798842 , date:  "2015-07-23 19:01:14" },
  { height:  574236 , difficulty:  2812271 , date:  "2015-07-23 19:01:51" },
  { height:  574237 , difficulty:  2817498 , date:  "2015-07-23 19:02:14" },
  { height:  574238 , difficulty:  2803361 , date:  "2015-07-23 19:05:36" },
  { height:  574239 , difficulty:  2801626 , date:  "2015-07-23 19:06:43" },
  { height:  574240 , difficulty:  2797878 , date:  "2015-07-23 19:08:20" },
  { height:  574241 , difficulty:  2827313 , date:  "2015-07-23 19:08:26" },
  { height:  574242 , difficulty:  2835189 , date:  "2015-07-23 19:09:56" },
  { height:  574243 , difficulty:  2835551 , date:  "2015-07-23 19:09:59" },
  { height:  574244 , difficulty:  2838641 , date:  "2015-07-23 19:10:57" },
  { height:  574245 , difficulty:  2834770 , date:  "2015-07-23 19:11:00" },
  { height:  574246 , difficulty:  2834275 , date:  "2015-07-23 19:12:29" },
  { height:  574247 , difficulty:  2838781 , date:  "2015-07-23 19:13:38" },
  { height:  574248 , difficulty:  2850856 , date:  "2015-07-23 19:14:27" },
  { height:  574249 , difficulty:  2854642 , date:  "2015-07-23 19:14:45" },
  { height:  574250 , difficulty:  2849548 , date:  "2015-07-23 19:15:00" },
  { height:  574251 , difficulty:  2843891 , date:  "2015-07-23 19:15:43" },
  { height:  574252 , difficulty:  2850078 , date:  "2015-07-23 19:18:46" },
  { height:  574253 , difficulty:  2849355 , date:  "2015-07-23 19:19:32" },
  { height:  574254 , difficulty:  2852731 , date:  "2015-07-23 19:19:52" },
  { height:  574255 , difficulty:  2855633 , date:  "2015-07-23 19:21:07" },
  { height:  574256 , difficulty:  2840303 , date:  "2015-07-23 19:21:17" },
  { height:  574257 , difficulty:  2842136 , date:  "2015-07-23 19:22:20" },
  { height:  574258 , difficulty:  2838801 , date:  "2015-07-23 19:22:21" },
  { height:  574259 , difficulty:  2837886 , date:  "2015-07-23 19:22:37" },
  { height:  574260 , difficulty:  2835423 , date:  "2015-07-23 19:23:33" },
  { height:  574261 , difficulty:  2834005 , date:  "2015-07-23 19:24:19" },
  { height:  574262 , difficulty:  2827916 , date:  "2015-07-23 19:24:21" },
  { height:  574263 , difficulty:  2819174 , date:  "2015-07-23 19:25:22" },
  { height:  574264 , difficulty:  2819569 , date:  "2015-07-23 19:26:56" },
  { height:  574265 , difficulty:  2829165 , date:  "2015-07-23 19:28:26" },
  { height:  574266 , difficulty:  2826159 , date:  "2015-07-23 19:28:32" },
  { height:  574267 , difficulty:  2829321 , date:  "2015-07-23 19:29:26" },
  { height:  574268 , difficulty:  2835117 , date:  "2015-07-23 19:29:34" },
  { height:  574269 , difficulty:  2832627 , date:  "2015-07-23 19:31:35" },
  { height:  574270 , difficulty:  2829663 , date:  "2015-07-23 19:31:37" },
  { height:  574271 , difficulty:  2835146 , date:  "2015-07-23 19:32:33" },
  { height:  574272 , difficulty:  2853808 , date:  "2015-07-23 19:33:37" },
  { height:  574273 , difficulty:  2862329 , date:  "2015-07-23 19:34:23" },
  { height:  574274 , difficulty:  2863670 , date:  "2015-07-23 19:36:08" },
  { height:  574275 , difficulty:  2866818 , date:  "2015-07-23 19:36:30" },
  { height:  574276 , difficulty:  2867393 , date:  "2015-07-23 19:37:40" },
  { height:  574277 , difficulty:  2868066 , date:  "2015-07-23 19:37:43" },
  { height:  574278 , difficulty:  2869022 , date:  "2015-07-23 19:38:14" },
  { height:  574279 , difficulty:  2869878 , date:  "2015-07-23 19:38:43" },
  { height:  574280 , difficulty:  2868448 , date:  "2015-07-23 19:41:39" },
  { height:  574281 , difficulty:  2870902 , date:  "2015-07-23 19:46:50" },
  { height:  574282 , difficulty:  2876507 , date:  "2015-07-23 19:48:38" },
  { height:  574283 , difficulty:  2872751 , date:  "2015-07-23 19:49:04" },
  { height:  574284 , difficulty:  2885228 , date:  "2015-07-23 19:49:47" },
  { height:  574285 , difficulty:  2902869 , date:  "2015-07-23 19:50:06" },
  { height:  574286 , difficulty:  2915825 , date:  "2015-07-23 19:50:42" },
  { height:  574287 , difficulty:  2915120 , date:  "2015-07-23 19:55:35" },
  { height:  574288 , difficulty:  2936879 , date:  "2015-07-23 19:56:22" },
  { height:  574289 , difficulty:  2935463 , date:  "2015-07-23 19:57:01" },
  { height:  574290 , difficulty:  2932012 , date:  "2015-07-23 19:58:21" },
  { height:  574291 , difficulty:  2943037 , date:  "2015-07-23 19:59:55" },
  { height:  574292 , difficulty:  2935846 , date:  "2015-07-23 20:00:19" },
  { height:  574293 , difficulty:  2936999 , date:  "2015-07-23 20:00:40" },
  { height:  574294 , difficulty:  2940742 , date:  "2015-07-23 20:02:45" },
  { height:  574295 , difficulty:  2936840 , date:  "2015-07-23 20:03:15" },
  { height:  574296 , difficulty:  2936589 , date:  "2015-07-23 20:04:15" },
  { height:  574297 , difficulty:  2939836 , date:  "2015-07-23 20:04:31" },
  { height:  574298 , difficulty:  2947452 , date:  "2015-07-23 20:05:31" },
  { height:  574299 , difficulty:  2949799 , date:  "2015-07-23 20:06:01" },
  { height:  574300 , difficulty:  2961962 , date:  "2015-07-23 20:06:34" },
  { height:  574301 , difficulty:  2956907 , date:  "2015-07-23 20:06:46" },
  { height:  574302 , difficulty:  2977245 , date:  "2015-07-23 20:07:07" },
  { height:  574303 , difficulty:  2970390 , date:  "2015-07-23 20:07:26" },
  { height:  574304 , difficulty:  2976414 , date:  "2015-07-23 20:07:37" },
  { height:  574305 , difficulty:  2985628 , date:  "2015-07-23 20:12:42" },
  { height:  574306 , difficulty:  2978614 , date:  "2015-07-23 20:13:36" },
  { height:  574307 , difficulty:  2980545 , date:  "2015-07-23 20:13:55" },
  { height:  574308 , difficulty:  2978617 , date:  "2015-07-23 20:14:19" },
  { height:  574309 , difficulty:  2982451 , date:  "2015-07-23 20:14:26" },
  { height:  574310 , difficulty:  2984663 , date:  "2015-07-23 20:15:28" },
  { height:  574311 , difficulty:  2986839 , date:  "2015-07-23 20:15:58" },
  { height:  574312 , difficulty:  2984693 , date:  "2015-07-23 20:18:53" },
  { height:  574313 , difficulty:  2985408 , date:  "2015-07-23 20:21:24" },
  { height:  574314 , difficulty:  2969035 , date:  "2015-07-23 20:22:31" },
  { height:  574315 , difficulty:  2970702 , date:  "2015-07-23 20:24:02" },
  { height:  574316 , difficulty:  2964246 , date:  "2015-07-23 20:24:07" },
  { height:  574317 , difficulty:  2968994 , date:  "2015-07-23 20:25:08" },
  { height:  574318 , difficulty:  2962459 , date:  "2015-07-23 20:25:12" },
  { height:  574319 , difficulty:  2966117 , date:  "2015-07-23 20:26:06" },
  { height:  574320 , difficulty:  2967796 , date:  "2015-07-23 20:26:42" },
  { height:  574321 , difficulty:  2969460 , date:  "2015-07-23 20:26:49" },
  { height:  574322 , difficulty:  2964427 , date:  "2015-07-23 20:27:08" },
  { height:  574323 , difficulty:  2958938 , date:  "2015-07-23 20:27:19" },
  { height:  574324 , difficulty:  2957163 , date:  "2015-07-23 20:28:29" },
  { height:  574325 , difficulty:  2957182 , date:  "2015-07-23 20:28:52" },
  { height:  574326 , difficulty:  2958379 , date:  "2015-07-23 20:29:38" },
  { height:  574327 , difficulty:  2961446 , date:  "2015-07-23 20:30:46" },
  { height:  574328 , difficulty:  2945071 , date:  "2015-07-23 20:31:36" },
  { height:  574329 , difficulty:  2944089 , date:  "2015-07-23 20:33:40" },
  { height:  574330 , difficulty:  2944684 , date:  "2015-07-23 20:35:11" },
  { height:  574331 , difficulty:  2940198 , date:  "2015-07-23 20:37:03" },
  { height:  574332 , difficulty:  2944287 , date:  "2015-07-23 20:37:40" },
  { height:  574333 , difficulty:  2940077 , date:  "2015-07-23 20:37:43" },
  { height:  574334 , difficulty:  2948077 , date:  "2015-07-23 20:40:27" },
  { height:  574335 , difficulty:  2951085 , date:  "2015-07-23 20:41:10" },
  { height:  574336 , difficulty:  2947415 , date:  "2015-07-23 20:41:18" },
  { height:  574337 , difficulty:  2953351 , date:  "2015-07-23 20:42:08" },
  { height:  574338 , difficulty:  2954775 , date:  "2015-07-23 20:44:13" },
  { height:  574339 , difficulty:  2953531 , date:  "2015-07-23 20:44:17" },
  { height:  574340 , difficulty:  2948368 , date:  "2015-07-23 20:45:24" },
  { height:  574341 , difficulty:  2941214 , date:  "2015-07-23 20:47:10" },
  { height:  574342 , difficulty:  2961230 , date:  "2015-07-23 20:47:30" },
  { height:  574343 , difficulty:  2958918 , date:  "2015-07-23 20:47:36" },
  { height:  574344 , difficulty:  2964011 , date:  "2015-07-23 20:48:09" },
  { height:  574345 , difficulty:  2956505 , date:  "2015-07-23 20:48:20" },
  { height:  574346 , difficulty:  2959999 , date:  "2015-07-23 20:48:57" },
  { height:  574347 , difficulty:  2965772 , date:  "2015-07-23 20:50:28" },
  { height:  574348 , difficulty:  2965786 , date:  "2015-07-23 20:50:58" },
  { height:  574349 , difficulty:  2962864 , date:  "2015-07-23 20:51:03" },
  { height:  574350 , difficulty:  2954272 , date:  "2015-07-23 20:51:42" },
  { height:  574351 , difficulty:  2954514 , date:  "2015-07-23 20:56:01" },
  { height:  574352 , difficulty:  2949390 , date:  "2015-07-23 20:56:20" },
  { height:  574353 , difficulty:  2955082 , date:  "2015-07-23 20:56:24" },
  { height:  574354 , difficulty:  2953665 , date:  "2015-07-23 20:56:26" },
  { height:  574355 , difficulty:  2957801 , date:  "2015-07-23 20:56:32" },
  { height:  574356 , difficulty:  2943367 , date:  "2015-07-23 20:56:46" },
  { height:  574357 , difficulty:  2915177 , date:  "2015-07-23 20:56:58" },
  { height:  574358 , difficulty:  2906567 , date:  "2015-07-23 20:57:18" },
  { height:  574359 , difficulty:  2909078 , date:  "2015-07-23 20:57:39" },
  { height:  574360 , difficulty:  2913898 , date:  "2015-07-23 20:58:57" },
  { height:  574361 , difficulty:  2919635 , date:  "2015-07-23 20:59:55" },
  { height:  574362 , difficulty:  2918583 , date:  "2015-07-23 21:01:35" },
  { height:  574363 , difficulty:  2893022 , date:  "2015-07-23 21:02:00" },
  { height:  574364 , difficulty:  2891694 , date:  "2015-07-23 21:02:39" },
  { height:  574365 , difficulty:  2892964 , date:  "2015-07-23 21:04:38" },
  { height:  574366 , difficulty:  2888275 , date:  "2015-07-23 21:06:01" },
  { height:  574367 , difficulty:  2881346 , date:  "2015-07-23 21:06:16" },
  { height:  574368 , difficulty:  2888634 , date:  "2015-07-23 21:10:27" },
  { height:  574369 , difficulty:  2889264 , date:  "2015-07-23 21:11:11" },
  { height:  574370 , difficulty:  2880024 , date:  "2015-07-23 21:11:14" },
  { height:  574371 , difficulty:  2889124 , date:  "2015-07-23 21:12:02" },
  { height:  574372 , difficulty:  2889085 , date:  "2015-07-23 21:13:08" },
  { height:  574373 , difficulty:  2890720 , date:  "2015-07-23 21:13:15" },
  { height:  574374 , difficulty:  2887851 , date:  "2015-07-23 21:15:04" },
  { height:  574375 , difficulty:  2887382 , date:  "2015-07-23 21:15:52" },
  { height:  574376 , difficulty:  2888423 , date:  "2015-07-23 21:15:58" },
  { height:  574377 , difficulty:  2901011 , date:  "2015-07-23 21:19:15" },
  { height:  574378 , difficulty:  2903018 , date:  "2015-07-23 21:19:21" },
  { height:  574379 , difficulty:  2909767 , date:  "2015-07-23 21:20:11" },
  { height:  574380 , difficulty:  2910754 , date:  "2015-07-23 21:20:25" },
  { height:  574381 , difficulty:  2886946 , date:  "2015-07-23 21:21:45" },
  { height:  574382 , difficulty:  2884817 , date:  "2015-07-23 21:22:18" },
  { height:  574383 , difficulty:  2891774 , date:  "2015-07-23 21:23:10" },
  { height:  574384 , difficulty:  2902546 , date:  "2015-07-23 21:24:54" },
  { height:  574385 , difficulty:  2904098 , date:  "2015-07-23 21:25:07" },
  { height:  574386 , difficulty:  2910666 , date:  "2015-07-23 21:29:08" },
  { height:  574387 , difficulty:  2909990 , date:  "2015-07-23 21:29:33" },
  { height:  574388 , difficulty:  2896088 , date:  "2015-07-23 21:29:56" },
  { height:  574389 , difficulty:  2894037 , date:  "2015-07-23 21:30:20" },
  { height:  574390 , difficulty:  2889759 , date:  "2015-07-23 21:30:46" },
  { height:  574391 , difficulty:  2884226 , date:  "2015-07-23 21:31:34" },
  { height:  574392 , difficulty:  2889090 , date:  "2015-07-23 21:32:02" },
  { height:  574393 , difficulty:  2885281 , date:  "2015-07-23 21:33:55" },
  { height:  574394 , difficulty:  2891036 , date:  "2015-07-23 21:34:22" },
  { height:  574395 , difficulty:  2897367 , date:  "2015-07-23 21:34:44" },
  { height:  574396 , difficulty:  2895734 , date:  "2015-07-23 21:37:04" },
  { height:  574397 , difficulty:  2898672 , date:  "2015-07-23 21:39:21" },
  { height:  574398 , difficulty:  2899767 , date:  "2015-07-23 21:40:26" },
  { height:  574399 , difficulty:  2901204 , date:  "2015-07-23 21:40:27" },
  { height:  574400 , difficulty:  2897773 , date:  "2015-07-23 21:40:43" },
  { height:  574401 , difficulty:  2902408 , date:  "2015-07-23 21:40:59" },
  { height:  574402 , difficulty:  2904108 , date:  "2015-07-23 21:42:44" },
  { height:  574403 , difficulty:  2902332 , date:  "2015-07-23 21:43:07" },
  { height:  574404 , difficulty:  2904924 , date:  "2015-07-23 21:43:13" },
  { height:  574405 , difficulty:  2899447 , date:  "2015-07-23 21:44:00" },
  { height:  574406 , difficulty:  2893542 , date:  "2015-07-23 21:46:44" },
  { height:  574407 , difficulty:  2885663 , date:  "2015-07-23 21:46:48" },
  { height:  574408 , difficulty:  2889310 , date:  "2015-07-23 21:47:24" },
  { height:  574409 , difficulty:  2898042 , date:  "2015-07-23 21:47:30" },
  { height:  574410 , difficulty:  2885823 , date:  "2015-07-23 21:51:14" },
  { height:  574411 , difficulty:  2885747 , date:  "2015-07-23 21:53:25" },
  { height:  574412 , difficulty:  2886567 , date:  "2015-07-23 21:54:27" },
  { height:  574413 , difficulty:  2889107 , date:  "2015-07-23 21:55:03" },
  { height:  574414 , difficulty:  2889390 , date:  "2015-07-23 21:55:05" },
  { height:  574415 , difficulty:  2894377 , date:  "2015-07-23 21:56:16" },
  { height:  574416 , difficulty:  2906745 , date:  "2015-07-23 22:00:01" },
  { height:  574417 , difficulty:  2899706 , date:  "2015-07-23 22:01:11" },
  { height:  574418 , difficulty:  2899562 , date:  "2015-07-23 22:04:25" },
  { height:  574419 , difficulty:  2904310 , date:  "2015-07-23 22:04:30" },
  { height:  574420 , difficulty:  2903796 , date:  "2015-07-23 22:06:16" },
  { height:  574421 , difficulty:  2905711 , date:  "2015-07-23 22:06:59" },
  { height:  574422 , difficulty:  2904449 , date:  "2015-07-23 22:07:38" },
  { height:  574423 , difficulty:  2936723 , date:  "2015-07-23 22:10:13" },
  { height:  574424 , difficulty:  2945196 , date:  "2015-07-23 22:10:24" },
  { height:  574425 , difficulty:  2949475 , date:  "2015-07-23 22:12:34" },
  { height:  574426 , difficulty:  2952518 , date:  "2015-07-23 22:12:38" },
  { height:  574427 , difficulty:  2930967 , date:  "2015-07-23 22:13:49" },
  { height:  574428 , difficulty:  2932670 , date:  "2015-07-23 22:13:57" },
  { height:  574429 , difficulty:  2933833 , date:  "2015-07-23 22:14:37" },
  { height:  574430 , difficulty:  2948092 , date:  "2015-07-23 22:15:12" },
  { height:  574431 , difficulty:  2955433 , date:  "2015-07-23 22:17:55" },
  { height:  574432 , difficulty:  2955635 , date:  "2015-07-23 22:18:19" },
  { height:  574433 , difficulty:  2960191 , date:  "2015-07-23 22:18:49" },
  { height:  574434 , difficulty:  2963317 , date:  "2015-07-23 22:23:28" },
  { height:  574435 , difficulty:  2967559 , date:  "2015-07-23 22:23:54" },
  { height:  574436 , difficulty:  2963057 , date:  "2015-07-23 22:23:59" },
  { height:  574437 , difficulty:  2960458 , date:  "2015-07-23 22:25:34" },
  { height:  574438 , difficulty:  2960206 , date:  "2015-07-23 22:27:00" },
  { height:  574439 , difficulty:  2975534 , date:  "2015-07-23 22:27:12" },
  { height:  574440 , difficulty:  2977299 , date:  "2015-07-23 22:27:16" },
  { height:  574441 , difficulty:  2971025 , date:  "2015-07-23 22:27:37" },
  { height:  574442 , difficulty:  2971831 , date:  "2015-07-23 22:28:07" },
  { height:  574443 , difficulty:  2983217 , date:  "2015-07-23 22:28:08" },
  { height:  574444 , difficulty:  2964651 , date:  "2015-07-23 22:32:52" },
  { height:  574445 , difficulty:  2967968 , date:  "2015-07-23 22:35:48" },
  { height:  574446 , difficulty:  2969940 , date:  "2015-07-23 22:36:32" },
  { height:  574447 , difficulty:  2976184 , date:  "2015-07-23 22:36:57" },
  { height:  574448 , difficulty:  2972627 , date:  "2015-07-23 22:37:12" },
  { height:  574449 , difficulty:  2977461 , date:  "2015-07-23 22:38:00" },
  { height:  574450 , difficulty:  2973523 , date:  "2015-07-23 22:41:05" },
  { height:  574451 , difficulty:  2972789 , date:  "2015-07-23 22:41:48" },
  { height:  574452 , difficulty:  2980720 , date:  "2015-07-23 22:43:34" },
  { height:  574453 , difficulty:  2970406 , date:  "2015-07-23 22:43:53" },
  { height:  574454 , difficulty:  2973347 , date:  "2015-07-23 22:44:54" },
  { height:  574455 , difficulty:  2971145 , date:  "2015-07-23 22:45:10" },
  { height:  574456 , difficulty:  2973356 , date:  "2015-07-23 22:45:39" },
  { height:  574457 , difficulty:  2976746 , date:  "2015-07-23 22:46:05" },
  { height:  574458 , difficulty:  2975242 , date:  "2015-07-23 22:47:29" },
  { height:  574459 , difficulty:  2975729 , date:  "2015-07-23 22:48:11" },
  { height:  574460 , difficulty:  2973716 , date:  "2015-07-23 22:48:32" },
  { height:  574461 , difficulty:  2977323 , date:  "2015-07-23 22:51:16" },
  { height:  574462 , difficulty:  2956877 , date:  "2015-07-23 22:51:22" },
  { height:  574463 , difficulty:  2956204 , date:  "2015-07-23 22:52:23" },
  { height:  574464 , difficulty:  2963105 , date:  "2015-07-23 22:53:01" },
  { height:  574465 , difficulty:  2971623 , date:  "2015-07-23 22:54:33" },
  { height:  574466 , difficulty:  2973037 , date:  "2015-07-23 22:55:16" },
  { height:  574467 , difficulty:  2977620 , date:  "2015-07-23 22:55:21" },
  { height:  574468 , difficulty:  2976487 , date:  "2015-07-23 22:56:49" },
  { height:  574469 , difficulty:  2967789 , date:  "2015-07-23 22:56:55" },
  { height:  574470 , difficulty:  2981512 , date:  "2015-07-23 22:58:22" },
  { height:  574471 , difficulty:  2985560 , date:  "2015-07-23 22:58:22" },
  { height:  574472 , difficulty:  2977574 , date:  "2015-07-23 23:00:51" },
  { height:  574473 , difficulty:  2966108 , date:  "2015-07-23 23:00:55" },
  { height:  574474 , difficulty:  2962850 , date:  "2015-07-23 23:01:09" },
  { height:  574475 , difficulty:  2970534 , date:  "2015-07-23 23:01:34" },
  { height:  574476 , difficulty:  2979808 , date:  "2015-07-23 23:01:40" },
  { height:  574477 , difficulty:  2979943 , date:  "2015-07-23 23:02:50" },
  { height:  574478 , difficulty:  2975978 , date:  "2015-07-23 23:04:11" },
  { height:  574479 , difficulty:  2982346 , date:  "2015-07-23 23:04:17" },
  { height:  574480 , difficulty:  2984996 , date:  "2015-07-23 23:05:32" },
  { height:  574481 , difficulty:  2982490 , date:  "2015-07-23 23:08:40" },
  { height:  574482 , difficulty:  2972437 , date:  "2015-07-23 23:10:03" },
  { height:  574483 , difficulty:  2988757 , date:  "2015-07-23 23:11:02" },
  { height:  574484 , difficulty:  2987814 , date:  "2015-07-23 23:11:10" },
  { height:  574485 , difficulty:  2989978 , date:  "2015-07-23 23:12:10" },
  { height:  574486 , difficulty:  2982852 , date:  "2015-07-23 23:13:00" },
  { height:  574487 , difficulty:  2972033 , date:  "2015-07-23 23:13:05" },
  { height:  574488 , difficulty:  2968117 , date:  "2015-07-23 23:14:15" },
  { height:  574489 , difficulty:  2965973 , date:  "2015-07-23 23:14:18" },
  { height:  574490 , difficulty:  2967346 , date:  "2015-07-23 23:15:42" },
  { height:  574491 , difficulty:  2966426 , date:  "2015-07-23 23:15:43" },
  { height:  574492 , difficulty:  2949519 , date:  "2015-07-23 23:18:05" },
  { height:  574493 , difficulty:  2944807 , date:  "2015-07-23 23:25:17" },
  { height:  574494 , difficulty:  2931368 , date:  "2015-07-23 23:26:01" },
  { height:  574495 , difficulty:  2934006 , date:  "2015-07-23 23:26:42" },
  { height:  574496 , difficulty:  2927991 , date:  "2015-07-23 23:28:10" },
  { height:  574497 , difficulty:  2930775 , date:  "2015-07-23 23:29:07" },
  { height:  574498 , difficulty:  2928894 , date:  "2015-07-23 23:29:13" },
  { height:  574499 , difficulty:  2918913 , date:  "2015-07-23 23:29:17" },
  { height:  574500 , difficulty:  2921436 , date:  "2015-07-23 23:32:37" },
  { height:  574501 , difficulty:  2915701 , date:  "2015-07-23 23:34:10" },
  { height:  574502 , difficulty:  2924911 , date:  "2015-07-23 23:34:13" },
  { height:  574503 , difficulty:  2920022 , date:  "2015-07-23 23:34:57" },
  { height:  574504 , difficulty:  2921538 , date:  "2015-07-23 23:34:59" },
  { height:  574505 , difficulty:  2919762 , date:  "2015-07-23 23:43:00" },
  { height:  574506 , difficulty:  2925386 , date:  "2015-07-23 23:43:02" },
  { height:  574507 , difficulty:  2920716 , date:  "2015-07-23 23:44:06" },
  { height:  574508 , difficulty:  2920036 , date:  "2015-07-23 23:45:23" },
  { height:  574509 , difficulty:  2920783 , date:  "2015-07-23 23:46:44" },
  { height:  574510 , difficulty:  2907053 , date:  "2015-07-23 23:47:32" },
  { height:  574511 , difficulty:  2906225 , date:  "2015-07-23 23:50:33" },
  { height:  574512 , difficulty:  2909955 , date:  "2015-07-23 23:50:36" },
  { height:  574513 , difficulty:  2909113 , date:  "2015-07-23 23:50:38" },
  { height:  574514 , difficulty:  2906779 , date:  "2015-07-23 23:51:40" },
  { height:  574515 , difficulty:  2917942 , date:  "2015-07-23 23:52:15" },
  { height:  574516 , difficulty:  2923415 , date:  "2015-07-23 23:52:44" },
  { height:  574517 , difficulty:  2924004 , date:  "2015-07-23 23:53:43" },
  { height:  574518 , difficulty:  2922831 , date:  "2015-07-23 23:55:41" },
  { height:  574519 , difficulty:  2925676 , date:  "2015-07-23 23:57:59" },
  { height:  574520 , difficulty:  2905942 , date:  "2015-07-23 23:58:46" },
  { height:  574521 , difficulty:  2894280 , date:  "2015-07-23 23:59:00" },
  { height:  574522 , difficulty:  2892291 , date:  "2015-07-23 23:59:55" },
  { height:  574523 , difficulty:  2896199 , date:  "2015-07-24 00:00:57" },
  { height:  574524 , difficulty:  2898108 , date:  "2015-07-24 00:01:10" },
  { height:  574525 , difficulty:  2896986 , date:  "2015-07-24 00:01:52" },
  { height:  574526 , difficulty:  2886530 , date:  "2015-07-24 00:02:19" },
  { height:  574527 , difficulty:  2888846 , date:  "2015-07-24 00:03:26" },
  { height:  574528 , difficulty:  2881047 , date:  "2015-07-24 00:03:59" },
  { height:  574529 , difficulty:  2884386 , date:  "2015-07-24 00:04:23" },
  { height:  574530 , difficulty:  2884458 , date:  "2015-07-24 00:04:30" },
  { height:  574531 , difficulty:  2885111 , date:  "2015-07-24 00:05:28" },
  { height:  574532 , difficulty:  2885942 , date:  "2015-07-24 00:07:01" },
  { height:  574533 , difficulty:  2886521 , date:  "2015-07-24 00:07:21" },
  { height:  574534 , difficulty:  2880678 , date:  "2015-07-24 00:07:46" },
  { height:  574535 , difficulty:  2884314 , date:  "2015-07-24 00:08:45" },
  { height:  574536 , difficulty:  2886846 , date:  "2015-07-24 00:08:56" },
  { height:  574537 , difficulty:  2874616 , date:  "2015-07-24 00:10:35" },
  { height:  574538 , difficulty:  2894114 , date:  "2015-07-24 00:10:38" },
  { height:  574539 , difficulty:  2890589 , date:  "2015-07-24 00:12:25" },
  { height:  574540 , difficulty:  2898776 , date:  "2015-07-24 00:15:43" },
  { height:  574541 , difficulty:  2892349 , date:  "2015-07-24 00:16:24" },
  { height:  574542 , difficulty:  2891951 , date:  "2015-07-24 00:17:09" },
  { height:  574543 , difficulty:  2897240 , date:  "2015-07-24 00:18:08" },
  { height:  574544 , difficulty:  2893929 , date:  "2015-07-24 00:20:28" },
  { height:  574545 , difficulty:  2894814 , date:  "2015-07-24 00:20:34" },
  { height:  574546 , difficulty:  2890595 , date:  "2015-07-24 00:21:13" },
  { height:  574547 , difficulty:  2892046 , date:  "2015-07-24 00:21:33" },
  { height:  574548 , difficulty:  2881112 , date:  "2015-07-24 00:22:17" },
  { height:  574549 , difficulty:  2888394 , date:  "2015-07-24 00:24:04" },
  { height:  574550 , difficulty:  2890032 , date:  "2015-07-24 00:25:07" },
  { height:  574551 , difficulty:  2897430 , date:  "2015-07-24 00:26:53" },
  { height:  574552 , difficulty:  2900583 , date:  "2015-07-24 00:28:07" },
  { height:  574553 , difficulty:  2897114 , date:  "2015-07-24 00:29:40" },
  { height:  574554 , difficulty:  2896386 , date:  "2015-07-24 00:31:11" },
  { height:  574555 , difficulty:  2897733 , date:  "2015-07-24 00:33:16" },
  { height:  574556 , difficulty:  2904489 , date:  "2015-07-24 00:33:23" },
  { height:  574557 , difficulty:  2889899 , date:  "2015-07-24 00:34:27" },
  { height:  574558 , difficulty:  2886529 , date:  "2015-07-24 00:34:32" },
  { height:  574559 , difficulty:  2884559 , date:  "2015-07-24 00:34:33" },
  { height:  574560 , difficulty:  2885809 , date:  "2015-07-24 00:36:08" },
  { height:  574561 , difficulty:  2884088 , date:  "2015-07-24 00:36:35" },
  { height:  574562 , difficulty:  2889991 , date:  "2015-07-24 00:36:45" },
  { height:  574563 , difficulty:  2898028 , date:  "2015-07-24 00:36:47" },
  { height:  574564 , difficulty:  2895651 , date:  "2015-07-24 00:38:13" },
  { height:  574565 , difficulty:  2905812 , date:  "2015-07-24 00:38:50" },
  { height:  574566 , difficulty:  2914043 , date:  "2015-07-24 00:40:22" },
  { height:  574567 , difficulty:  2919198 , date:  "2015-07-24 00:40:25" },
  { height:  574568 , difficulty:  2913866 , date:  "2015-07-24 00:41:56" },
  { height:  574569 , difficulty:  2882930 , date:  "2015-07-24 00:44:28" },
  { height:  574570 , difficulty:  2892832 , date:  "2015-07-24 00:44:48" },
  { height:  574571 , difficulty:  2890780 , date:  "2015-07-24 00:45:34" },
  { height:  574572 , difficulty:  2904118 , date:  "2015-07-24 00:46:27" },
  { height:  574573 , difficulty:  2900599 , date:  "2015-07-24 00:46:30" },
  { height:  574574 , difficulty:  2901765 , date:  "2015-07-24 00:46:54" },
  { height:  574575 , difficulty:  2904785 , date:  "2015-07-24 00:49:52" },
  { height:  574576 , difficulty:  2899870 , date:  "2015-07-24 00:50:28" },
  { height:  574577 , difficulty:  2898447 , date:  "2015-07-24 00:51:47" },
  { height:  574578 , difficulty:  2899500 , date:  "2015-07-24 00:53:40" },
  { height:  574579 , difficulty:  2898646 , date:  "2015-07-24 00:53:42" },
  { height:  574580 , difficulty:  2906306 , date:  "2015-07-24 00:56:54" },
  { height:  574581 , difficulty:  2867206 , date:  "2015-07-24 00:57:12" },
  { height:  574582 , difficulty:  2870545 , date:  "2015-07-24 00:59:53" },
  { height:  574583 , difficulty:  2869560 , date:  "2015-07-24 01:00:14" },
  { height:  574584 , difficulty:  2868735 , date:  "2015-07-24 01:03:12" },
  { height:  574585 , difficulty:  2865921 , date:  "2015-07-24 01:03:55" },
  { height:  574586 , difficulty:  2863924 , date:  "2015-07-24 01:04:21" },
  { height:  574587 , difficulty:  2852453 , date:  "2015-07-24 01:04:22" },
  { height:  574588 , difficulty:  2853434 , date:  "2015-07-24 01:05:02" },
  { height:  574589 , difficulty:  2863066 , date:  "2015-07-24 01:05:38" },
  { height:  574590 , difficulty:  2864045 , date:  "2015-07-24 01:06:59" },
  { height:  574591 , difficulty:  2868272 , date:  "2015-07-24 01:07:10" },
  { height:  574592 , difficulty:  2866964 , date:  "2015-07-24 01:07:16" },
  { height:  574593 , difficulty:  2864244 , date:  "2015-07-24 01:07:51" },
  { height:  574594 , difficulty:  2862106 , date:  "2015-07-24 01:08:34" },
  { height:  574595 , difficulty:  2852917 , date:  "2015-07-24 01:10:04" },
  { height:  574596 , difficulty:  2861850 , date:  "2015-07-24 01:10:50" },
  { height:  574597 , difficulty:  2866086 , date:  "2015-07-24 01:10:53" },
  { height:  574598 , difficulty:  2862534 , date:  "2015-07-24 01:11:45" },
  { height:  574599 , difficulty:  2861051 , date:  "2015-07-24 01:12:14" },
  { height:  574600 , difficulty:  2865087 , date:  "2015-07-24 01:12:38" },
  { height:  574601 , difficulty:  2862665 , date:  "2015-07-24 01:13:13" },
  { height:  574602 , difficulty:  2869302 , date:  "2015-07-24 01:13:15" },
  { height:  574603 , difficulty:  2871322 , date:  "2015-07-24 01:13:22" },
  { height:  574604 , difficulty:  2870907 , date:  "2015-07-24 01:13:42" },
  { height:  574605 , difficulty:  2870173 , date:  "2015-07-24 01:14:09" },
  { height:  574606 , difficulty:  2870834 , date:  "2015-07-24 01:14:47" },
  { height:  574607 , difficulty:  2874622 , date:  "2015-07-24 01:17:27" },
  { height:  574608 , difficulty:  2872037 , date:  "2015-07-24 01:18:06" },
  { height:  574609 , difficulty:  2877985 , date:  "2015-07-24 01:19:14" },
  { height:  574610 , difficulty:  2891129 , date:  "2015-07-24 01:20:50" },
  { height:  574611 , difficulty:  2887422 , date:  "2015-07-24 01:22:45" },
  { height:  574612 , difficulty:  2901750 , date:  "2015-07-24 01:23:02" },
  { height:  574613 , difficulty:  2895978 , date:  "2015-07-24 01:23:17" },
  { height:  574614 , difficulty:  2897997 , date:  "2015-07-24 01:24:49" },
  { height:  574615 , difficulty:  2901683 , date:  "2015-07-24 01:26:21" },
  { height:  574616 , difficulty:  2888025 , date:  "2015-07-24 01:26:44" },
  { height:  574617 , difficulty:  2887000 , date:  "2015-07-24 01:26:56" },
  { height:  574618 , difficulty:  2885558 , date:  "2015-07-24 01:27:12" },
  { height:  574619 , difficulty:  2881475 , date:  "2015-07-24 01:27:13" },
  { height:  574620 , difficulty:  2871608 , date:  "2015-07-24 01:27:45" },
  { height:  574621 , difficulty:  2885409 , date:  "2015-07-24 01:28:50" },
  { height:  574622 , difficulty:  2883624 , date:  "2015-07-24 01:29:21" },
  { height:  574623 , difficulty:  2886078 , date:  "2015-07-24 01:30:10" },
  { height:  574624 , difficulty:  2884079 , date:  "2015-07-24 01:30:15" },
  { height:  574625 , difficulty:  2882764 , date:  "2015-07-24 01:30:25" },
  { height:  574626 , difficulty:  2883424 , date:  "2015-07-24 01:31:24" },
  { height:  574627 , difficulty:  2880536 , date:  "2015-07-24 01:32:00" },
  { height:  574628 , difficulty:  2877333 , date:  "2015-07-24 01:32:22" },
  { height:  574629 , difficulty:  2874366 , date:  "2015-07-24 01:34:06" },
  { height:  574630 , difficulty:  2867624 , date:  "2015-07-24 01:34:09" },
  { height:  574631 , difficulty:  2862466 , date:  "2015-07-24 01:34:13" },
  { height:  574632 , difficulty:  2867721 , date:  "2015-07-24 01:34:36" },
  { height:  574633 , difficulty:  2868451 , date:  "2015-07-24 01:36:32" },
  { height:  574634 , difficulty:  2869178 , date:  "2015-07-24 01:36:39" },
  { height:  574635 , difficulty:  2877633 , date:  "2015-07-24 01:36:45" },
  { height:  574636 , difficulty:  2870951 , date:  "2015-07-24 01:37:10" },
  { height:  574637 , difficulty:  2870853 , date:  "2015-07-24 01:37:25" },
  { height:  574638 , difficulty:  2871332 , date:  "2015-07-24 01:40:19" },
  { height:  574639 , difficulty:  2872411 , date:  "2015-07-24 01:41:10" },
  { height:  574640 , difficulty:  2871346 , date:  "2015-07-24 01:43:05" },
  { height:  574641 , difficulty:  2875310 , date:  "2015-07-24 01:43:34" },
  { height:  574642 , difficulty:  2868721 , date:  "2015-07-24 01:48:00" },
  { height:  574643 , difficulty:  2879552 , date:  "2015-07-24 01:49:00" },
  { height:  574644 , difficulty:  2872957 , date:  "2015-07-24 01:50:59" },
  { height:  574645 , difficulty:  2862353 , date:  "2015-07-24 01:52:30" },
  { height:  574646 , difficulty:  2864122 , date:  "2015-07-24 01:54:07" },
  { height:  574647 , difficulty:  2863274 , date:  "2015-07-24 01:54:58" },
  { height:  574648 , difficulty:  2862887 , date:  "2015-07-24 01:55:27" },
  { height:  574649 , difficulty:  2880487 , date:  "2015-07-24 01:55:40" },
  { height:  574650 , difficulty:  2879740 , date:  "2015-07-24 01:55:47" },
  { height:  574651 , difficulty:  2870474 , date:  "2015-07-24 01:56:54" },
  { height:  574652 , difficulty:  2868521 , date:  "2015-07-24 02:02:42" },
  { height:  574653 , difficulty:  2881735 , date:  "2015-07-24 02:05:07" },
  { height:  574654 , difficulty:  2873689 , date:  "2015-07-24 02:11:05" },
  { height:  574655 , difficulty:  2878192 , date:  "2015-07-24 02:11:25" },
  { height:  574656 , difficulty:  2865537 , date:  "2015-07-24 02:11:52" },
  { height:  574657 , difficulty:  2867110 , date:  "2015-07-24 02:12:20" },
  { height:  574658 , difficulty:  2855623 , date:  "2015-07-24 02:12:27" },
  { height:  574659 , difficulty:  2855574 , date:  "2015-07-24 02:12:49" },
  { height:  574660 , difficulty:  2843944 , date:  "2015-07-24 02:12:53" },
  { height:  574661 , difficulty:  2854781 , date:  "2015-07-24 02:13:56" },
  { height:  574662 , difficulty:  2853392 , date:  "2015-07-24 02:14:15" },
  { height:  574663 , difficulty:  2854001 , date:  "2015-07-24 02:15:32" },
  { height:  574664 , difficulty:  2856627 , date:  "2015-07-24 02:16:59" },
  { height:  574665 , difficulty:  2872438 , date:  "2015-07-24 02:17:03" },
  { height:  574666 , difficulty:  2866645 , date:  "2015-07-24 02:19:11" },
  { height:  574667 , difficulty:  2874134 , date:  "2015-07-24 02:19:37" },
  { height:  574668 , difficulty:  2879496 , date:  "2015-07-24 02:19:41" },
  { height:  574669 , difficulty:  2880019 , date:  "2015-07-24 02:21:47" },
  { height:  574670 , difficulty:  2884560 , date:  "2015-07-24 02:24:59" },
  { height:  574671 , difficulty:  2884078 , date:  "2015-07-24 02:25:44" },
  { height:  574672 , difficulty:  2883018 , date:  "2015-07-24 02:28:49" },
  { height:  574673 , difficulty:  2885804 , date:  "2015-07-24 02:28:52" },
  { height:  574674 , difficulty:  2882333 , date:  "2015-07-24 02:30:12" },
  { height:  574675 , difficulty:  2881245 , date:  "2015-07-24 02:30:21" },
  { height:  574676 , difficulty:  2880477 , date:  "2015-07-24 02:30:50" },
  { height:  574677 , difficulty:  2880514 , date:  "2015-07-24 02:31:26" },
  { height:  574678 , difficulty:  2881788 , date:  "2015-07-24 02:33:05" },
  { height:  574679 , difficulty:  2883733 , date:  "2015-07-24 02:34:38" },
  { height:  574680 , difficulty:  2892136 , date:  "2015-07-24 02:35:10" },
  { height:  574681 , difficulty:  2890664 , date:  "2015-07-24 02:35:46" },
  { height:  574682 , difficulty:  2890089 , date:  "2015-07-24 02:38:23" },
  { height:  574683 , difficulty:  2877564 , date:  "2015-07-24 02:39:02" },
  { height:  574684 , difficulty:  2882951 , date:  "2015-07-24 02:39:36" },
  { height:  574685 , difficulty:  2883863 , date:  "2015-07-24 02:39:40" },
  { height:  574686 , difficulty:  2885228 , date:  "2015-07-24 02:40:40" },
  { height:  574687 , difficulty:  2877576 , date:  "2015-07-24 02:40:51" },
  { height:  574688 , difficulty:  2883129 , date:  "2015-07-24 02:41:00" },
  { height:  574689 , difficulty:  2884493 , date:  "2015-07-24 02:41:55" },
  { height:  574690 , difficulty:  2880996 , date:  "2015-07-24 02:42:15" },
  { height:  574691 , difficulty:  2876552 , date:  "2015-07-24 02:42:43" },
  { height:  574692 , difficulty:  2879339 , date:  "2015-07-24 02:43:53" },
  { height:  574693 , difficulty:  2885977 , date:  "2015-07-24 02:44:32" },
  { height:  574694 , difficulty:  2885987 , date:  "2015-07-24 02:44:51" },
  { height:  574695 , difficulty:  2898983 , date:  "2015-07-24 02:45:27" },
  { height:  574696 , difficulty:  2916167 , date:  "2015-07-24 02:47:01" },
  { height:  574697 , difficulty:  2911755 , date:  "2015-07-24 02:47:45" },
  { height:  574698 , difficulty:  2925496 , date:  "2015-07-24 02:48:34" },
  { height:  574699 , difficulty:  2922400 , date:  "2015-07-24 02:49:40" },
  { height:  574700 , difficulty:  2926156 , date:  "2015-07-24 02:50:01" },
  { height:  574701 , difficulty:  2929929 , date:  "2015-07-24 02:50:10" },
  { height:  574702 , difficulty:  2927123 , date:  "2015-07-24 02:55:44" },
  { height:  574703 , difficulty:  2939519 , date:  "2015-07-24 02:55:59" },
  { height:  574704 , difficulty:  2945081 , date:  "2015-07-24 02:56:17" },
  { height:  574705 , difficulty:  2942815 , date:  "2015-07-24 02:57:55" },
  { height:  574706 , difficulty:  2943598 , date:  "2015-07-24 02:58:01" },
  { height:  574707 , difficulty:  2946238 , date:  "2015-07-24 02:58:17" },
  { height:  574708 , difficulty:  2953593 , date:  "2015-07-24 02:58:30" },
  { height:  574709 , difficulty:  2951200 , date:  "2015-07-24 02:59:21" },
  { height:  574710 , difficulty:  2971758 , date:  "2015-07-24 03:00:13" },
  { height:  574711 , difficulty:  2976961 , date:  "2015-07-24 03:00:32" },
  { height:  574712 , difficulty:  2975552 , date:  "2015-07-24 03:00:35" },
  { height:  574713 , difficulty:  2977684 , date:  "2015-07-24 03:01:16" },
  { height:  574714 , difficulty:  2965349 , date:  "2015-07-24 03:02:30" },
  { height:  574715 , difficulty:  2966081 , date:  "2015-07-24 03:02:41" },
  { height:  574716 , difficulty:  2957334 , date:  "2015-07-24 03:03:04" },
  { height:  574717 , difficulty:  2961580 , date:  "2015-07-24 03:04:05" },
  { height:  574718 , difficulty:  2939501 , date:  "2015-07-24 03:05:14" },
  { height:  574719 , difficulty:  2937612 , date:  "2015-07-24 03:05:57" },
  { height:  574720 , difficulty:  2933683 , date:  "2015-07-24 03:06:21" },
  { height:  574721 , difficulty:  2926634 , date:  "2015-07-24 03:07:15" },
  { height:  574722 , difficulty:  2928501 , date:  "2015-07-24 03:09:01" },
  { height:  574723 , difficulty:  2926421 , date:  "2015-07-24 03:09:24" },
  { height:  574724 , difficulty:  2931144 , date:  "2015-07-24 03:09:51" },
  { height:  574725 , difficulty:  2930789 , date:  "2015-07-24 03:10:05" },
  { height:  574726 , difficulty:  2930848 , date:  "2015-07-24 03:10:29" },
  { height:  574727 , difficulty:  2938392 , date:  "2015-07-24 03:10:42" },
  { height:  574728 , difficulty:  2910134 , date:  "2015-07-24 03:11:29" },
  { height:  574729 , difficulty:  2905909 , date:  "2015-07-24 03:12:45" },
  { height:  574730 , difficulty:  2879121 , date:  "2015-07-24 03:13:03" },
  { height:  574731 , difficulty:  2878625 , date:  "2015-07-24 03:13:10" },
  { height:  574732 , difficulty:  2882413 , date:  "2015-07-24 03:13:13" },
  { height:  574733 , difficulty:  2891107 , date:  "2015-07-24 03:14:35" },
  { height:  574734 , difficulty:  2891052 , date:  "2015-07-24 03:14:43" },
  { height:  574735 , difficulty:  2907101 , date:  "2015-07-24 03:14:49" },
  { height:  574736 , difficulty:  2909004 , date:  "2015-07-24 03:15:01" },
  { height:  574737 , difficulty:  2905574 , date:  "2015-07-24 03:15:52" },
  { height:  574738 , difficulty:  2912725 , date:  "2015-07-24 03:16:03" },
  { height:  574739 , difficulty:  2917989 , date:  "2015-07-24 03:16:27" },
  { height:  574740 , difficulty:  2916116 , date:  "2015-07-24 03:20:34" },
  { height:  574741 , difficulty:  2917544 , date:  "2015-07-24 03:20:48" },
  { height:  574742 , difficulty:  2914143 , date:  "2015-07-24 03:22:42" },
  { height:  574743 , difficulty:  2916157 , date:  "2015-07-24 03:23:02" },
  { height:  574744 , difficulty:  2918516 , date:  "2015-07-24 03:25:04" },
  { height:  574745 , difficulty:  2910000 , date:  "2015-07-24 03:25:44" },
  { height:  574746 , difficulty:  2901059 , date:  "2015-07-24 03:25:48" },
  { height:  574747 , difficulty:  2898228 , date:  "2015-07-24 03:26:01" },
  { height:  574748 , difficulty:  2906731 , date:  "2015-07-24 03:28:28" },
  { height:  574749 , difficulty:  2907485 , date:  "2015-07-24 03:28:52" },
  { height:  574750 , difficulty:  2907241 , date:  "2015-07-24 03:30:26" },
  { height:  574751 , difficulty:  2908469 , date:  "2015-07-24 03:30:30" },
  { height:  574752 , difficulty:  2913658 , date:  "2015-07-24 03:30:46" },
  { height:  574753 , difficulty:  2912977 , date:  "2015-07-24 03:32:09" },
  { height:  574754 , difficulty:  2909068 , date:  "2015-07-24 03:32:16" },
  { height:  574755 , difficulty:  2902282 , date:  "2015-07-24 03:33:08" },
  { height:  574756 , difficulty:  2900124 , date:  "2015-07-24 03:34:17" },
  { height:  574757 , difficulty:  2899516 , date:  "2015-07-24 03:36:08" },
  { height:  574758 , difficulty:  2890788 , date:  "2015-07-24 03:36:14" },
  { height:  574759 , difficulty:  2891593 , date:  "2015-07-24 03:37:20" },
  { height:  574760 , difficulty:  2898631 , date:  "2015-07-24 03:37:55" },
  { height:  574761 , difficulty:  2909168 , date:  "2015-07-24 03:38:13" },
  { height:  574762 , difficulty:  2904752 , date:  "2015-07-24 03:38:16" },
  { height:  574763 , difficulty:  2906004 , date:  "2015-07-24 03:39:25" },
  { height:  574764 , difficulty:  2913115 , date:  "2015-07-24 03:39:45" },
  { height:  574765 , difficulty:  2909173 , date:  "2015-07-24 03:41:59" },
  { height:  574766 , difficulty:  2916212 , date:  "2015-07-24 03:42:05" },
  { height:  574767 , difficulty:  2916139 , date:  "2015-07-24 03:42:15" },
  { height:  574768 , difficulty:  2914146 , date:  "2015-07-24 03:42:32" },
  { height:  574769 , difficulty:  2917131 , date:  "2015-07-24 03:42:50" },
  { height:  574770 , difficulty:  2916142 , date:  "2015-07-24 03:46:00" },
  { height:  574771 , difficulty:  2919251 , date:  "2015-07-24 03:46:38" },
  { height:  574772 , difficulty:  2917109 , date:  "2015-07-24 03:46:43" },
  { height:  574773 , difficulty:  2915190 , date:  "2015-07-24 03:48:11" },
  { height:  574774 , difficulty:  2920517 , date:  "2015-07-24 03:48:15" },
  { height:  574775 , difficulty:  2915646 , date:  "2015-07-24 03:48:35" },
  { height:  574776 , difficulty:  2930460 , date:  "2015-07-24 03:50:26" },
  { height:  574777 , difficulty:  2930489 , date:  "2015-07-24 03:53:46" },
  { height:  574778 , difficulty:  2905747 , date:  "2015-07-24 03:54:47" },
  { height:  574779 , difficulty:  2906630 , date:  "2015-07-24 03:54:51" },
  { height:  574780 , difficulty:  2906847 , date:  "2015-07-24 03:55:32" },
  { height:  574781 , difficulty:  2899521 , date:  "2015-07-24 03:56:24" },
  { height:  574782 , difficulty:  2911134 , date:  "2015-07-24 03:57:29" },
  { height:  574783 , difficulty:  2910775 , date:  "2015-07-24 03:58:30" },
  { height:  574784 , difficulty:  2910440 , date:  "2015-07-24 03:58:54" },
  { height:  574785 , difficulty:  2919599 , date:  "2015-07-24 03:59:04" },
  { height:  574786 , difficulty:  2921889 , date:  "2015-07-24 04:02:07" },
  { height:  574787 , difficulty:  2934771 , date:  "2015-07-24 04:02:10" },
  { height:  574788 , difficulty:  2935325 , date:  "2015-07-24 04:02:20" },
  { height:  574789 , difficulty:  2934131 , date:  "2015-07-24 04:02:34" },
  { height:  574790 , difficulty:  2931743 , date:  "2015-07-24 04:08:19" },
  { height:  574791 , difficulty:  2932356 , date:  "2015-07-24 04:08:34" },
  { height:  574792 , difficulty:  2940140 , date:  "2015-07-24 04:08:54" },
  { height:  574793 , difficulty:  2940234 , date:  "2015-07-24 04:09:23" },
  { height:  574794 , difficulty:  2940621 , date:  "2015-07-24 04:09:55" },
  { height:  574795 , difficulty:  2942014 , date:  "2015-07-24 04:10:07" },
  { height:  574796 , difficulty:  2943156 , date:  "2015-07-24 04:10:09" },
  { height:  574797 , difficulty:  2942434 , date:  "2015-07-24 04:12:35" },
  { height:  574798 , difficulty:  2937125 , date:  "2015-07-24 04:13:17" },
  { height:  574799 , difficulty:  2936830 , date:  "2015-07-24 04:13:55" },
  { height:  574800 , difficulty:  2937540 , date:  "2015-07-24 04:15:06" },
  { height:  574801 , difficulty:  2947636 , date:  "2015-07-24 04:17:37" },
  { height:  574802 , difficulty:  2946641 , date:  "2015-07-24 04:17:43" },
  { height:  574803 , difficulty:  2959270 , date:  "2015-07-24 04:18:26" },
  { height:  574804 , difficulty:  2967594 , date:  "2015-07-24 04:18:55" },
  { height:  574805 , difficulty:  2966135 , date:  "2015-07-24 04:20:15" },
  { height:  574806 , difficulty:  2969224 , date:  "2015-07-24 04:21:22" },
  { height:  574807 , difficulty:  2973169 , date:  "2015-07-24 04:23:20" },
  { height:  574808 , difficulty:  2974105 , date:  "2015-07-24 04:23:46" },
  { height:  574809 , difficulty:  2969175 , date:  "2015-07-24 04:23:46" },
  { height:  574810 , difficulty:  2969446 , date:  "2015-07-24 04:23:53" },
  { height:  574811 , difficulty:  2972421 , date:  "2015-07-24 04:25:19" },
  { height:  574812 , difficulty:  2973859 , date:  "2015-07-24 04:26:41" },
  { height:  574813 , difficulty:  2970238 , date:  "2015-07-24 04:27:09" },
  { height:  574814 , difficulty:  2981614 , date:  "2015-07-24 04:27:14" },
  { height:  574815 , difficulty:  2981013 , date:  "2015-07-24 04:31:14" },
  { height:  574816 , difficulty:  2962746 , date:  "2015-07-24 04:31:17" },
  { height:  574817 , difficulty:  2963256 , date:  "2015-07-24 04:32:52" },
  { height:  574818 , difficulty:  2961818 , date:  "2015-07-24 04:33:19" },
  { height:  574819 , difficulty:  2971610 , date:  "2015-07-24 04:35:10" },
  { height:  574820 , difficulty:  2970518 , date:  "2015-07-24 04:35:44" },
  { height:  574821 , difficulty:  2968559 , date:  "2015-07-24 04:35:52" },
  { height:  574822 , difficulty:  2974265 , date:  "2015-07-24 04:38:50" },
  { height:  574823 , difficulty:  2977415 , date:  "2015-07-24 04:40:55" },
  { height:  574824 , difficulty:  2967787 , date:  "2015-07-24 04:41:31" },
  { height:  574825 , difficulty:  2969416 , date:  "2015-07-24 04:44:16" },
  { height:  574826 , difficulty:  2961945 , date:  "2015-07-24 04:44:31" },
  { height:  574827 , difficulty:  2972987 , date:  "2015-07-24 04:44:34" },
  { height:  574828 , difficulty:  2978957 , date:  "2015-07-24 04:44:40" },
  { height:  574829 , difficulty:  2977910 , date:  "2015-07-24 04:45:44" },
  { height:  574830 , difficulty:  2977877 , date:  "2015-07-24 04:47:03" },
  { height:  574831 , difficulty:  2977228 , date:  "2015-07-24 04:47:23" },
  { height:  574832 , difficulty:  2977086 , date:  "2015-07-24 04:53:16" },
  { height:  574833 , difficulty:  2974979 , date:  "2015-07-24 04:53:46" },
  { height:  574834 , difficulty:  2992070 , date:  "2015-07-24 04:54:28" },
  { height:  574835 , difficulty:  2992343 , date:  "2015-07-24 04:54:52" },
  { height:  574836 , difficulty:  2992642 , date:  "2015-07-24 04:55:06" },
  { height:  574837 , difficulty:  3005631 , date:  "2015-07-24 04:55:43" },
  { height:  574838 , difficulty:  3009869 , date:  "2015-07-24 04:58:41" },
  { height:  574839 , difficulty:  3010448 , date:  "2015-07-24 04:59:03" },
  { height:  574840 , difficulty:  3009459 , date:  "2015-07-24 04:59:05" },
  { height:  574841 , difficulty:  2999075 , date:  "2015-07-24 04:59:33" },
  { height:  574842 , difficulty:  3003053 , date:  "2015-07-24 04:59:39" },
  { height:  574843 , difficulty:  3012012 , date:  "2015-07-24 04:59:51" },
  { height:  574844 , difficulty:  3016970 , date:  "2015-07-24 05:00:20" },
  { height:  574845 , difficulty:  3018960 , date:  "2015-07-24 05:01:32" },
  { height:  574846 , difficulty:  3007902 , date:  "2015-07-24 05:02:26" },
  { height:  574847 , difficulty:  3005957 , date:  "2015-07-24 05:02:45" },
  { height:  574848 , difficulty:  3006185 , date:  "2015-07-24 05:03:29" },
  { height:  574849 , difficulty:  3005431 , date:  "2015-07-24 05:04:59" },
  { height:  574850 , difficulty:  3012015 , date:  "2015-07-24 05:05:12" },
  { height:  574851 , difficulty:  3011336 , date:  "2015-07-24 05:10:02" },
  { height:  574852 , difficulty:  3003998 , date:  "2015-07-24 05:10:34" },
  { height:  574853 , difficulty:  2989099 , date:  "2015-07-24 05:12:01" },
  { height:  574854 , difficulty:  2984383 , date:  "2015-07-24 05:13:10" },
  { height:  574855 , difficulty:  3002741 , date:  "2015-07-24 05:14:29" },
  { height:  574856 , difficulty:  3002395 , date:  "2015-07-24 05:16:16" },
  { height:  574857 , difficulty:  3004982 , date:  "2015-07-24 05:16:44" },
  { height:  574858 , difficulty:  3001798 , date:  "2015-07-24 05:17:42" },
  { height:  574859 , difficulty:  3002401 , date:  "2015-07-24 05:22:04" },
  { height:  574860 , difficulty:  3003862 , date:  "2015-07-24 05:22:31" },
  { height:  574861 , difficulty:  3019134 , date:  "2015-07-24 05:23:49" },
  { height:  574862 , difficulty:  3015841 , date:  "2015-07-24 05:25:59" },
  { height:  574863 , difficulty:  3016965 , date:  "2015-07-24 05:29:11" },
  { height:  574864 , difficulty:  3017545 , date:  "2015-07-24 05:29:15" },
  { height:  574865 , difficulty:  3022417 , date:  "2015-07-24 05:32:15" },
  { height:  574866 , difficulty:  2998252 , date:  "2015-07-24 05:32:26" },
  { height:  574867 , difficulty:  2999992 , date:  "2015-07-24 05:32:37" },
  { height:  574868 , difficulty:  3004959 , date:  "2015-07-24 05:33:43" },
  { height:  574869 , difficulty:  3009161 , date:  "2015-07-24 05:33:55" },
  { height:  574870 , difficulty:  3007117 , date:  "2015-07-24 05:35:42" },
  { height:  574871 , difficulty:  3012972 , date:  "2015-07-24 05:37:01" },
  { height:  574872 , difficulty:  3013440 , date:  "2015-07-24 05:37:49" },
  { height:  574873 , difficulty:  3004002 , date:  "2015-07-24 05:40:36" },
  { height:  574874 , difficulty:  3003240 , date:  "2015-07-24 05:40:42" },
  { height:  574875 , difficulty:  3001436 , date:  "2015-07-24 05:41:01" },
  { height:  574876 , difficulty:  2997392 , date:  "2015-07-24 05:42:39" },
  { height:  574877 , difficulty:  2990725 , date:  "2015-07-24 05:45:20" },
  { height:  574878 , difficulty:  2991104 , date:  "2015-07-24 05:46:03" },
  { height:  574879 , difficulty:  3008080 , date:  "2015-07-24 05:48:21" },
  { height:  574880 , difficulty:  3006265 , date:  "2015-07-24 05:49:45" },
  { height:  574881 , difficulty:  3001499 , date:  "2015-07-24 05:50:54" },
  { height:  574882 , difficulty:  3001587 , date:  "2015-07-24 05:52:37" },
  { height:  574883 , difficulty:  2992127 , date:  "2015-07-24 05:53:14" },
  { height:  574884 , difficulty:  2994439 , date:  "2015-07-24 05:54:28" },
  { height:  574885 , difficulty:  2997168 , date:  "2015-07-24 05:54:52" },
  { height:  574886 , difficulty:  2998952 , date:  "2015-07-24 05:55:28" },
  { height:  574887 , difficulty:  2998840 , date:  "2015-07-24 05:56:52" },
  { height:  574888 , difficulty:  2996575 , date:  "2015-07-24 05:57:08" },
  { height:  574889 , difficulty:  2999189 , date:  "2015-07-24 05:57:26" },
  { height:  574890 , difficulty:  3010394 , date:  "2015-07-24 05:57:44" },
  { height:  574891 , difficulty:  2999710 , date:  "2015-07-24 05:59:18" },
  { height:  574892 , difficulty:  3000311 , date:  "2015-07-24 05:59:25" },
  { height:  574893 , difficulty:  2994282 , date:  "2015-07-24 05:59:45" },
  { height:  574894 , difficulty:  2997197 , date:  "2015-07-24 06:00:11" },
  { height:  574895 , difficulty:  2989509 , date:  "2015-07-24 06:00:37" },
  { height:  574896 , difficulty:  2989095 , date:  "2015-07-24 06:02:41" },
  { height:  574897 , difficulty:  2992008 , date:  "2015-07-24 06:05:15" },
  { height:  574898 , difficulty:  2977716 , date:  "2015-07-24 06:07:23" },
  { height:  574899 , difficulty:  2968955 , date:  "2015-07-24 06:07:39" },
  { height:  574900 , difficulty:  2971746 , date:  "2015-07-24 06:07:45" },
  { height:  574901 , difficulty:  2958627 , date:  "2015-07-24 06:10:37" },
  { height:  574902 , difficulty:  2966554 , date:  "2015-07-24 06:11:33" },
  { height:  574903 , difficulty:  2967695 , date:  "2015-07-24 06:11:45" },
  { height:  574904 , difficulty:  2970355 , date:  "2015-07-24 06:11:53" },
  { height:  574905 , difficulty:  2974342 , date:  "2015-07-24 06:12:00" },
  { height:  574906 , difficulty:  2968113 , date:  "2015-07-24 06:13:01" },
  { height:  574907 , difficulty:  2969729 , date:  "2015-07-24 06:13:05" },
  { height:  574908 , difficulty:  2943282 , date:  "2015-07-24 06:14:25" },
  { height:  574909 , difficulty:  2944052 , date:  "2015-07-24 06:14:45" },
  { height:  574910 , difficulty:  2941400 , date:  "2015-07-24 06:15:05" },
  { height:  574911 , difficulty:  2942779 , date:  "2015-07-24 06:16:20" },
  { height:  574912 , difficulty:  2943819 , date:  "2015-07-24 06:17:30" },
  { height:  574913 , difficulty:  2957880 , date:  "2015-07-24 06:19:04" },
  { height:  574914 , difficulty:  2948988 , date:  "2015-07-24 06:19:06" },
  { height:  574915 , difficulty:  2955588 , date:  "2015-07-24 06:20:03" },
  { height:  574916 , difficulty:  2956230 , date:  "2015-07-24 06:20:06" },
  { height:  574917 , difficulty:  2961689 , date:  "2015-07-24 06:21:15" },
  { height:  574918 , difficulty:  2961722 , date:  "2015-07-24 06:21:47" },
  { height:  574919 , difficulty:  2965872 , date:  "2015-07-24 06:25:30" },
  { height:  574920 , difficulty:  2964000 , date:  "2015-07-24 06:26:37" },
  { height:  574921 , difficulty:  2965740 , date:  "2015-07-24 06:26:58" },
  { height:  574922 , difficulty:  2967286 , date:  "2015-07-24 06:27:20" },
  { height:  574923 , difficulty:  2970072 , date:  "2015-07-24 06:28:16" },
  { height:  574924 , difficulty:  2968143 , date:  "2015-07-24 06:29:27" },
  { height:  574925 , difficulty:  2962118 , date:  "2015-07-24 06:32:01" },
  { height:  574926 , difficulty:  2964916 , date:  "2015-07-24 06:33:12" },
  { height:  574927 , difficulty:  2956246 , date:  "2015-07-24 06:33:45" },
  { height:  574928 , difficulty:  2957675 , date:  "2015-07-24 06:34:15" },
  { height:  574929 , difficulty:  2952328 , date:  "2015-07-24 06:36:00" },
  { height:  574930 , difficulty:  2953044 , date:  "2015-07-24 06:36:10" },
  { height:  574931 , difficulty:  2947593 , date:  "2015-07-24 06:36:33" },
  { height:  574932 , difficulty:  2944223 , date:  "2015-07-24 06:37:39" },
  { height:  574933 , difficulty:  2942274 , date:  "2015-07-24 06:38:55" },
  { height:  574934 , difficulty:  2939088 , date:  "2015-07-24 06:38:58" },
  { height:  574935 , difficulty:  2922507 , date:  "2015-07-24 06:39:08" },
  { height:  574936 , difficulty:  2924339 , date:  "2015-07-24 06:39:35" },
  { height:  574937 , difficulty:  2918478 , date:  "2015-07-24 06:39:49" },
  { height:  574938 , difficulty:  2913218 , date:  "2015-07-24 06:39:55" },
  { height:  574939 , difficulty:  2905645 , date:  "2015-07-24 06:40:01" },
  { height:  574940 , difficulty:  2912890 , date:  "2015-07-24 06:40:04" },
  { height:  574941 , difficulty:  2899223 , date:  "2015-07-24 06:42:09" },
  { height:  574942 , difficulty:  2902949 , date:  "2015-07-24 06:42:54" },
  { height:  574943 , difficulty:  2902982 , date:  "2015-07-24 06:42:57" },
  { height:  574944 , difficulty:  2907687 , date:  "2015-07-24 06:43:22" },
  { height:  574945 , difficulty:  2907181 , date:  "2015-07-24 06:43:34" },
  { height:  574946 , difficulty:  2903369 , date:  "2015-07-24 06:44:38" },
  { height:  574947 , difficulty:  2902430 , date:  "2015-07-24 06:45:17" },
  { height:  574948 , difficulty:  2902520 , date:  "2015-07-24 06:45:30" },
  { height:  574949 , difficulty:  2897790 , date:  "2015-07-24 06:45:36" },
  { height:  574950 , difficulty:  2899295 , date:  "2015-07-24 06:46:06" },
  { height:  574951 , difficulty:  2903601 , date:  "2015-07-24 06:46:41" },
  { height:  574952 , difficulty:  2896215 , date:  "2015-07-24 06:47:13" },
  { height:  574953 , difficulty:  2886080 , date:  "2015-07-24 06:48:47" },
  { height:  574954 , difficulty:  2885170 , date:  "2015-07-24 06:51:23" },
  { height:  574955 , difficulty:  2888412 , date:  "2015-07-24 06:52:30" },
  { height:  574956 , difficulty:  2906762 , date:  "2015-07-24 06:55:46" },
  { height:  574957 , difficulty:  2910107 , date:  "2015-07-24 06:59:23" },
  { height:  574958 , difficulty:  2904132 , date:  "2015-07-24 06:59:37" },
  { height:  574959 , difficulty:  2904791 , date:  "2015-07-24 07:00:45" },
  { height:  574960 , difficulty:  2900536 , date:  "2015-07-24 07:02:01" },
  { height:  574961 , difficulty:  2901631 , date:  "2015-07-24 07:02:14" },
  { height:  574962 , difficulty:  2922489 , date:  "2015-07-24 07:02:42" },
  { height:  574963 , difficulty:  2919591 , date:  "2015-07-24 07:03:42" },
  { height:  574964 , difficulty:  2921558 , date:  "2015-07-24 07:03:46" },
  { height:  574965 , difficulty:  2926709 , date:  "2015-07-24 07:05:15" },
  { height:  574966 , difficulty:  2933023 , date:  "2015-07-24 07:06:00" },
  { height:  574967 , difficulty:  2927417 , date:  "2015-07-24 07:06:21" },
  { height:  574968 , difficulty:  2928664 , date:  "2015-07-24 07:07:04" },
  { height:  574969 , difficulty:  2937338 , date:  "2015-07-24 07:09:12" },
  { height:  574970 , difficulty:  2937767 , date:  "2015-07-24 07:09:16" },
  { height:  574971 , difficulty:  2940648 , date:  "2015-07-24 07:10:28" },
  { height:  574972 , difficulty:  2931881 , date:  "2015-07-24 07:10:53" },
  { height:  574973 , difficulty:  2924296 , date:  "2015-07-24 07:11:45" },
  { height:  574974 , difficulty:  2916400 , date:  "2015-07-24 07:12:13" },
  { height:  574975 , difficulty:  2917787 , date:  "2015-07-24 07:12:51" },
  { height:  574976 , difficulty:  2918297 , date:  "2015-07-24 07:13:37" },
  { height:  574977 , difficulty:  2906096 , date:  "2015-07-24 07:14:20" },
  { height:  574978 , difficulty:  2903124 , date:  "2015-07-24 07:16:56" },
  { height:  574979 , difficulty:  2903029 , date:  "2015-07-24 07:17:49" },
  { height:  574980 , difficulty:  2926986 , date:  "2015-07-24 07:19:15" },
  { height:  574981 , difficulty:  2930811 , date:  "2015-07-24 07:19:47" },
  { height:  574982 , difficulty:  2927365 , date:  "2015-07-24 07:20:59" },
  { height:  574983 , difficulty:  2928980 , date:  "2015-07-24 07:23:57" },
  { height:  574984 , difficulty:  2922975 , date:  "2015-07-24 07:24:02" },
  { height:  574985 , difficulty:  2926322 , date:  "2015-07-24 07:24:59" },
  { height:  574986 , difficulty:  2927060 , date:  "2015-07-24 07:27:01" },
  { height:  574987 , difficulty:  2935155 , date:  "2015-07-24 07:27:05" },
  { height:  574988 , difficulty:  2941733 , date:  "2015-07-24 07:29:24" },
  { height:  574989 , difficulty:  2939495 , date:  "2015-07-24 07:29:27" },
  { height:  574990 , difficulty:  2946786 , date:  "2015-07-24 07:30:18" },
  { height:  574991 , difficulty:  2942486 , date:  "2015-07-24 07:31:55" },
  { height:  574992 , difficulty:  2947245 , date:  "2015-07-24 07:32:18" },
  { height:  574993 , difficulty:  2941887 , date:  "2015-07-24 07:32:41" },
  { height:  574994 , difficulty:  2943691 , date:  "2015-07-24 07:33:20" },
  { height:  574995 , difficulty:  2928366 , date:  "2015-07-24 07:33:54" },
  { height:  574996 , difficulty:  2923475 , date:  "2015-07-24 07:34:01" },
  { height:  574997 , difficulty:  2923315 , date:  "2015-07-24 07:34:44" },
  { height:  574998 , difficulty:  2922435 , date:  "2015-07-24 07:35:40" },
  { height:  574999 , difficulty:  2923594 , date:  "2015-07-24 07:37:06" },
  { height:  575000 , difficulty:  2919718 , date:  "2015-07-24 07:38:57" },
  { height:  575001 , difficulty:  2910999 , date:  "2015-07-24 07:38:59" },
  { height:  575002 , difficulty:  2910763 , date:  "2015-07-24 07:40:32" },
  { height:  575003 , difficulty:  2912152 , date:  "2015-07-24 07:41:39" },
  { height:  575004 , difficulty:  2919771 , date:  "2015-07-24 07:43:23" },
  { height:  575005 , difficulty:  2918650 , date:  "2015-07-24 07:43:57" },
  { height:  575006 , difficulty:  2926953 , date:  "2015-07-24 07:44:25" },
  { height:  575007 , difficulty:  2928099 , date:  "2015-07-24 07:45:55" },
  { height:  575008 , difficulty:  2922981 , date:  "2015-07-24 07:48:51" },
  { height:  575009 , difficulty:  2930134 , date:  "2015-07-24 07:49:03" },
  { height:  575010 , difficulty:  2933382 , date:  "2015-07-24 07:49:07" },
  { height:  575011 , difficulty:  2933177 , date:  "2015-07-24 07:51:56" },
  { height:  575012 , difficulty:  2935010 , date:  "2015-07-24 07:52:37" },
  { height:  575013 , difficulty:  2944066 , date:  "2015-07-24 07:52:45" },
  { height:  575014 , difficulty:  2943833 , date:  "2015-07-24 07:53:59" },
  { height:  575015 , difficulty:  2948795 , date:  "2015-07-24 07:54:51" },
  { height:  575016 , difficulty:  2957285 , date:  "2015-07-24 07:57:03" },
  { height:  575017 , difficulty:  2948478 , date:  "2015-07-24 07:59:00" },
  { height:  575018 , difficulty:  2945164 , date:  "2015-07-24 08:00:03" },
  { height:  575019 , difficulty:  2947537 , date:  "2015-07-24 08:00:41" },
  { height:  575020 , difficulty:  2946300 , date:  "2015-07-24 08:02:56" },
  { height:  575021 , difficulty:  2948275 , date:  "2015-07-24 08:05:49" },
  { height:  575022 , difficulty:  2950403 , date:  "2015-07-24 08:06:15" },
  { height:  575023 , difficulty:  2949552 , date:  "2015-07-24 08:07:51" },
  { height:  575024 , difficulty:  2948789 , date:  "2015-07-24 08:09:07" },
  { height:  575025 , difficulty:  2951425 , date:  "2015-07-24 08:09:34" },
  { height:  575026 , difficulty:  2970421 , date:  "2015-07-24 08:10:11" },
  { height:  575027 , difficulty:  2969001 , date:  "2015-07-24 08:10:43" },
  { height:  575028 , difficulty:  2966557 , date:  "2015-07-24 08:11:05" },
  { height:  575029 , difficulty:  2958764 , date:  "2015-07-24 08:12:43" },
  { height:  575030 , difficulty:  2946206 , date:  "2015-07-24 08:12:53" },
  { height:  575031 , difficulty:  2941746 , date:  "2015-07-24 08:12:56" },
  { height:  575032 , difficulty:  2926666 , date:  "2015-07-24 08:13:04" },
  { height:  575033 , difficulty:  2910712 , date:  "2015-07-24 08:13:13" },
  { height:  575034 , difficulty:  2911268 , date:  "2015-07-24 08:13:33" },
  { height:  575035 , difficulty:  2912059 , date:  "2015-07-24 08:14:18" },
  { height:  575036 , difficulty:  2910576 , date:  "2015-07-24 08:16:38" },
  { height:  575037 , difficulty:  2917574 , date:  "2015-07-24 08:16:40" },
  { height:  575038 , difficulty:  2917381 , date:  "2015-07-24 08:18:19" },
  { height:  575039 , difficulty:  2915728 , date:  "2015-07-24 08:19:15" },
  { height:  575040 , difficulty:  2925103 , date:  "2015-07-24 08:19:20" },
  { height:  575041 , difficulty:  2924679 , date:  "2015-07-24 08:22:45" },
  { height:  575042 , difficulty:  2922327 , date:  "2015-07-24 08:24:23" },
  { height:  575043 , difficulty:  2941191 , date:  "2015-07-24 08:24:28" },
  { height:  575044 , difficulty:  2941340 , date:  "2015-07-24 08:24:38" },
  { height:  575045 , difficulty:  2931188 , date:  "2015-07-24 08:27:35" },
  { height:  575046 , difficulty:  2934868 , date:  "2015-07-24 08:28:05" },
  { height:  575047 , difficulty:  2934463 , date:  "2015-07-24 08:28:56" },
  { height:  575048 , difficulty:  2933059 , date:  "2015-07-24 08:29:10" },
  { height:  575049 , difficulty:  2937790 , date:  "2015-07-24 08:29:47" },
  { height:  575050 , difficulty:  2939481 , date:  "2015-07-24 08:30:32" },
  { height:  575051 , difficulty:  2936904 , date:  "2015-07-24 08:31:45" },
  { height:  575052 , difficulty:  2949368 , date:  "2015-07-24 08:32:50" },
  { height:  575053 , difficulty:  2946316 , date:  "2015-07-24 08:33:55" },
  { height:  575054 , difficulty:  2937583 , date:  "2015-07-24 08:36:40" },
  { height:  575055 , difficulty:  2934374 , date:  "2015-07-24 08:38:16" },
  { height:  575056 , difficulty:  2933949 , date:  "2015-07-24 08:41:20" },
  { height:  575057 , difficulty:  2934108 , date:  "2015-07-24 08:42:12" },
  { height:  575058 , difficulty:  2932532 , date:  "2015-07-24 08:42:18" },
  { height:  575059 , difficulty:  2926538 , date:  "2015-07-24 08:42:22" },
  { height:  575060 , difficulty:  2927221 , date:  "2015-07-24 08:47:05" },
  { height:  575061 , difficulty:  2942313 , date:  "2015-07-24 08:47:11" },
  { height:  575062 , difficulty:  2934380 , date:  "2015-07-24 08:47:31" },
  { height:  575063 , difficulty:  2936002 , date:  "2015-07-24 08:47:33" },
  { height:  575064 , difficulty:  2926688 , date:  "2015-07-24 08:48:18" },
  { height:  575065 , difficulty:  2928645 , date:  "2015-07-24 08:49:08" },
  { height:  575066 , difficulty:  2928505 , date:  "2015-07-24 08:49:43" },
  { height:  575067 , difficulty:  2922980 , date:  "2015-07-24 08:50:08" },
  { height:  575068 , difficulty:  2930411 , date:  "2015-07-24 08:53:37" },
  { height:  575069 , difficulty:  2930822 , date:  "2015-07-24 08:53:42" },
  { height:  575070 , difficulty:  2929512 , date:  "2015-07-24 08:54:43" },
  { height:  575071 , difficulty:  2938238 , date:  "2015-07-24 08:55:18" },
  { height:  575072 , difficulty:  2948986 , date:  "2015-07-24 08:55:25" },
  { height:  575073 , difficulty:  2950845 , date:  "2015-07-24 08:56:17" },
  { height:  575074 , difficulty:  2946336 , date:  "2015-07-24 09:00:58" },
  { height:  575075 , difficulty:  2940615 , date:  "2015-07-24 09:02:31" },
  { height:  575076 , difficulty:  2932858 , date:  "2015-07-24 09:02:38" },
  { height:  575077 , difficulty:  2941314 , date:  "2015-07-24 09:03:29" },
  { height:  575078 , difficulty:  2935584 , date:  "2015-07-24 09:05:43" },
  { height:  575079 , difficulty:  2930609 , date:  "2015-07-24 09:05:47" },
  { height:  575080 , difficulty:  2925998 , date:  "2015-07-24 09:06:27" },
  { height:  575081 , difficulty:  2936655 , date:  "2015-07-24 09:07:17" },
  { height:  575082 , difficulty:  2934759 , date:  "2015-07-24 09:07:38" },
  { height:  575083 , difficulty:  2930410 , date:  "2015-07-24 09:08:04" },
  { height:  575084 , difficulty:  2916645 , date:  "2015-07-24 09:08:25" },
  { height:  575085 , difficulty:  2933957 , date:  "2015-07-24 09:08:31" },
  { height:  575086 , difficulty:  2944462 , date:  "2015-07-24 09:08:43" },
  { height:  575087 , difficulty:  2935752 , date:  "2015-07-24 09:08:50" },
  { height:  575088 , difficulty:  2935419 , date:  "2015-07-24 09:10:52" },
  { height:  575089 , difficulty:  2935020 , date:  "2015-07-24 09:11:12" },
  { height:  575090 , difficulty:  2934857 , date:  "2015-07-24 09:11:31" },
  { height:  575091 , difficulty:  2949154 , date:  "2015-07-24 09:11:35" },
  { height:  575092 , difficulty:  2944136 , date:  "2015-07-24 09:12:34" },
  { height:  575093 , difficulty:  2950573 , date:  "2015-07-24 09:16:49" },
  { height:  575094 , difficulty:  2945852 , date:  "2015-07-24 09:16:59" },
  { height:  575095 , difficulty:  2951543 , date:  "2015-07-24 09:17:47" },
  { height:  575096 , difficulty:  2944017 , date:  "2015-07-24 09:17:57" },
  { height:  575097 , difficulty:  2933098 , date:  "2015-07-24 09:18:03" },
  { height:  575098 , difficulty:  2943701 , date:  "2015-07-24 09:18:39" },
  { height:  575099 , difficulty:  2936729 , date:  "2015-07-24 09:18:46" },
  { height:  575100 , difficulty:  2941158 , date:  "2015-07-24 09:19:25" },
  { height:  575101 , difficulty:  2939268 , date:  "2015-07-24 09:20:45" },
  { height:  575102 , difficulty:  2942127 , date:  "2015-07-24 09:20:47" },
  { height:  575103 , difficulty:  2940215 , date:  "2015-07-24 09:26:35" },
  { height:  575104 , difficulty:  2941749 , date:  "2015-07-24 09:27:01" },
  { height:  575105 , difficulty:  2936597 , date:  "2015-07-24 09:27:08" },
  { height:  575106 , difficulty:  2949168 , date:  "2015-07-24 09:27:11" },
  { height:  575107 , difficulty:  2950881 , date:  "2015-07-24 09:27:15" },
  { height:  575108 , difficulty:  2952645 , date:  "2015-07-24 09:27:39" },
  { height:  575109 , difficulty:  2975086 , date:  "2015-07-24 09:28:10" },
  { height:  575110 , difficulty:  2975495 , date:  "2015-07-24 09:28:12" },
  { height:  575111 , difficulty:  2972048 , date:  "2015-07-24 09:30:10" },
  { height:  575112 , difficulty:  2968192 , date:  "2015-07-24 09:30:32" },
  { height:  575113 , difficulty:  2975167 , date:  "2015-07-24 09:30:56" },
  { height:  575114 , difficulty:  2967771 , date:  "2015-07-24 09:32:06" },
  { height:  575115 , difficulty:  2963322 , date:  "2015-07-24 09:32:47" },
  { height:  575116 , difficulty:  2964580 , date:  "2015-07-24 09:32:53" },
  { height:  575117 , difficulty:  2949959 , date:  "2015-07-24 09:34:16" },
  { height:  575118 , difficulty:  2941859 , date:  "2015-07-24 09:34:17" },
  { height:  575119 , difficulty:  2964942 , date:  "2015-07-24 09:36:33" },
  { height:  575120 , difficulty:  2978828 , date:  "2015-07-24 09:38:04" },
  { height:  575121 , difficulty:  2967590 , date:  "2015-07-24 09:38:58" },
  { height:  575122 , difficulty:  2967102 , date:  "2015-07-24 09:39:23" },
  { height:  575123 , difficulty:  2964029 , date:  "2015-07-24 09:40:12" },
  { height:  575124 , difficulty:  2966795 , date:  "2015-07-24 09:40:32" },
  { height:  575125 , difficulty:  2979166 , date:  "2015-07-24 09:40:36" },
  { height:  575126 , difficulty:  2978940 , date:  "2015-07-24 09:40:40" },
  { height:  575127 , difficulty:  2981651 , date:  "2015-07-24 09:41:22" },
  { height:  575128 , difficulty:  2977734 , date:  "2015-07-24 09:41:37" },
  { height:  575129 , difficulty:  2977351 , date:  "2015-07-24 09:42:05" },
  { height:  575130 , difficulty:  2964795 , date:  "2015-07-24 09:43:00" },
  { height:  575131 , difficulty:  2959142 , date:  "2015-07-24 09:43:29" },
  { height:  575132 , difficulty:  2945979 , date:  "2015-07-24 09:45:08" },
  { height:  575133 , difficulty:  2948552 , date:  "2015-07-24 09:46:42" },
  { height:  575134 , difficulty:  2951457 , date:  "2015-07-24 09:47:04" },
  { height:  575135 , difficulty:  2952786 , date:  "2015-07-24 09:47:50" },
  { height:  575136 , difficulty:  2942873 , date:  "2015-07-24 09:48:08" },
  { height:  575137 , difficulty:  2942848 , date:  "2015-07-24 09:51:04" },
  { height:  575138 , difficulty:  2946191 , date:  "2015-07-24 09:51:51" },
  { height:  575139 , difficulty:  2949118 , date:  "2015-07-24 09:52:07" },
  { height:  575140 , difficulty:  2952933 , date:  "2015-07-24 09:53:38" },
  { height:  575141 , difficulty:  2952278 , date:  "2015-07-24 09:53:41" },
  { height:  575142 , difficulty:  2949712 , date:  "2015-07-24 09:55:36" },
  { height:  575143 , difficulty:  2954842 , date:  "2015-07-24 09:58:42" },
  { height:  575144 , difficulty:  2938025 , date:  "2015-07-24 10:01:12" },
  { height:  575145 , difficulty:  2944685 , date:  "2015-07-24 10:01:36" },
  { height:  575146 , difficulty:  2939571 , date:  "2015-07-24 10:02:12" },
  { height:  575147 , difficulty:  2948900 , date:  "2015-07-24 10:03:21" },
  { height:  575148 , difficulty:  2948623 , date:  "2015-07-24 10:03:24" },
  { height:  575149 , difficulty:  2945465 , date:  "2015-07-24 10:04:52" },
  { height:  575150 , difficulty:  2924458 , date:  "2015-07-24 10:05:05" },
  { height:  575151 , difficulty:  2917336 , date:  "2015-07-24 10:06:30" },
  { height:  575152 , difficulty:  2922364 , date:  "2015-07-24 10:06:54" },
  { height:  575153 , difficulty:  2924745 , date:  "2015-07-24 10:07:40" },
  { height:  575154 , difficulty:  2914293 , date:  "2015-07-24 10:08:40" },
  { height:  575155 , difficulty:  2919947 , date:  "2015-07-24 10:09:03" },
  { height:  575156 , difficulty:  2931901 , date:  "2015-07-24 10:09:06" },
  { height:  575157 , difficulty:  2934542 , date:  "2015-07-24 10:09:24" },
  { height:  575158 , difficulty:  2937566 , date:  "2015-07-24 10:09:26" },
  { height:  575159 , difficulty:  2935994 , date:  "2015-07-24 10:09:50" },
  { height:  575160 , difficulty:  2939071 , date:  "2015-07-24 10:10:58" },
  { height:  575161 , difficulty:  2942608 , date:  "2015-07-24 10:12:08" },
  { height:  575162 , difficulty:  2941986 , date:  "2015-07-24 10:12:13" },
  { height:  575163 , difficulty:  2947127 , date:  "2015-07-24 10:12:20" },
  { height:  575164 , difficulty:  2937278 , date:  "2015-07-24 10:13:12" },
  { height:  575165 , difficulty:  2942485 , date:  "2015-07-24 10:16:06" },
  { height:  575166 , difficulty:  2940950 , date:  "2015-07-24 10:16:51" },
  { height:  575167 , difficulty:  2952346 , date:  "2015-07-24 10:17:01" },
  { height:  575168 , difficulty:  2983597 , date:  "2015-07-24 10:20:37" },
  { height:  575169 , difficulty:  2965870 , date:  "2015-07-24 10:21:01" },
  { height:  575170 , difficulty:  2968486 , date:  "2015-07-24 10:21:35" },
  { height:  575171 , difficulty:  2971883 , date:  "2015-07-24 10:21:39" },
  { height:  575172 , difficulty:  2975859 , date:  "2015-07-24 10:24:17" },
  { height:  575173 , difficulty:  2975866 , date:  "2015-07-24 10:24:35" },
  { height:  575174 , difficulty:  2973215 , date:  "2015-07-24 10:26:49" },
  { height:  575175 , difficulty:  2989557 , date:  "2015-07-24 10:26:53" },
  { height:  575176 , difficulty:  2994198 , date:  "2015-07-24 10:28:13" },
  { height:  575177 , difficulty:  2987671 , date:  "2015-07-24 10:28:14" },
  { height:  575178 , difficulty:  2991279 , date:  "2015-07-24 10:29:13" },
  { height:  575179 , difficulty:  2962153 , date:  "2015-07-24 10:29:41" },
  { height:  575180 , difficulty:  3000654 , date:  "2015-07-24 10:30:20" },
  { height:  575181 , difficulty:  3000245 , date:  "2015-07-24 10:30:54" },
  { height:  575182 , difficulty:  3005525 , date:  "2015-07-24 10:30:58" },
  { height:  575183 , difficulty:  3011862 , date:  "2015-07-24 10:31:09" },
  { height:  575184 , difficulty:  3016842 , date:  "2015-07-24 10:31:35" },
  { height:  575185 , difficulty:  3018432 , date:  "2015-07-24 10:34:14" },
  { height:  575186 , difficulty:  3034141 , date:  "2015-07-24 10:34:20" },
  { height:  575187 , difficulty:  3024214 , date:  "2015-07-24 10:34:39" },
  { height:  575188 , difficulty:  3022577 , date:  "2015-07-24 10:34:41" },
  { height:  575189 , difficulty:  3026000 , date:  "2015-07-24 10:35:43" },
  { height:  575190 , difficulty:  3023042 , date:  "2015-07-24 10:38:04" },
  { height:  575191 , difficulty:  3022068 , date:  "2015-07-24 10:38:31" },
  { height:  575192 , difficulty:  3026747 , date:  "2015-07-24 10:38:48" },
  { height:  575193 , difficulty:  3029846 , date:  "2015-07-24 10:38:53" },
  { height:  575194 , difficulty:  3041878 , date:  "2015-07-24 10:39:19" },
  { height:  575195 , difficulty:  3034171 , date:  "2015-07-24 10:39:29" },
  { height:  575196 , difficulty:  3027593 , date:  "2015-07-24 10:40:54" },
  { height:  575197 , difficulty:  3027810 , date:  "2015-07-24 10:41:58" },
  { height:  575198 , difficulty:  3031161 , date:  "2015-07-24 10:42:09" },
  { height:  575199 , difficulty:  3028133 , date:  "2015-07-24 10:43:14" },
  { height:  575200 , difficulty:  3030173 , date:  "2015-07-24 10:44:22" },
  { height:  575201 , difficulty:  3032342 , date:  "2015-07-24 10:44:51" },
  { height:  575202 , difficulty:  3038014 , date:  "2015-07-24 10:50:00" },
  { height:  575203 , difficulty:  3037399 , date:  "2015-07-24 10:50:17" },
  { height:  575204 , difficulty:  3038350 , date:  "2015-07-24 10:51:22" },
  { height:  575205 , difficulty:  3036669 , date:  "2015-07-24 10:51:27" },
  { height:  575206 , difficulty:  3037070 , date:  "2015-07-24 10:51:55" },
  { height:  575207 , difficulty:  3042817 , date:  "2015-07-24 10:54:54" },
  { height:  575208 , difficulty:  3035986 , date:  "2015-07-24 10:55:24" },
  { height:  575209 , difficulty:  3030072 , date:  "2015-07-24 10:56:32" },
  { height:  575210 , difficulty:  3033419 , date:  "2015-07-24 10:59:22" },
  { height:  575211 , difficulty:  3030477 , date:  "2015-07-24 11:01:55" },
  { height:  575212 , difficulty:  3037678 , date:  "2015-07-24 11:02:01" },
  { height:  575213 , difficulty:  3022673 , date:  "2015-07-24 11:02:41" },
  { height:  575214 , difficulty:  3027985 , date:  "2015-07-24 11:02:51" },
  { height:  575215 , difficulty:  3044007 , date:  "2015-07-24 11:02:54" },
  { height:  575216 , difficulty:  3039718 , date:  "2015-07-24 11:07:28" },
  { height:  575217 , difficulty:  3043513 , date:  "2015-07-24 11:08:43" },
  { height:  575218 , difficulty:  3038685 , date:  "2015-07-24 11:10:31" },
  { height:  575219 , difficulty:  3034761 , date:  "2015-07-24 11:10:52" },
  { height:  575220 , difficulty:  3022292 , date:  "2015-07-24 11:11:32" },
  { height:  575221 , difficulty:  3023687 , date:  "2015-07-24 11:12:46" },
  { height:  575222 , difficulty:  3022380 , date:  "2015-07-24 11:13:09" },
  { height:  575223 , difficulty:  3020329 , date:  "2015-07-24 11:14:17" },
  { height:  575224 , difficulty:  3029470 , date:  "2015-07-24 11:14:23" },
  { height:  575225 , difficulty:  3027388 , date:  "2015-07-24 11:16:09" },
  { height:  575226 , difficulty:  3035551 , date:  "2015-07-24 11:18:36" },
  { height:  575227 , difficulty:  3034617 , date:  "2015-07-24 11:18:41" },
  { height:  575228 , difficulty:  3040707 , date:  "2015-07-24 11:18:49" },
  { height:  575229 , difficulty:  3044712 , date:  "2015-07-24 11:19:26" },
  { height:  575230 , difficulty:  3050473 , date:  "2015-07-24 11:24:06" },
  { height:  575231 , difficulty:  3049087 , date:  "2015-07-24 11:24:51" },
  { height:  575232 , difficulty:  3054555 , date:  "2015-07-24 11:26:08" },
  { height:  575233 , difficulty:  3053487 , date:  "2015-07-24 11:28:39" },
  { height:  575234 , difficulty:  3053491 , date:  "2015-07-24 11:30:21" },
  { height:  575235 , difficulty:  3059876 , date:  "2015-07-24 11:31:24" },
  { height:  575236 , difficulty:  3056332 , date:  "2015-07-24 11:31:41" },
  { height:  575237 , difficulty:  3051111 , date:  "2015-07-24 11:32:00" },
  { height:  575238 , difficulty:  3050923 , date:  "2015-07-24 11:32:02" },
  { height:  575239 , difficulty:  3058009 , date:  "2015-07-24 11:32:05" },
  { height:  575240 , difficulty:  3056733 , date:  "2015-07-24 11:33:47" },
  { height:  575241 , difficulty:  3049526 , date:  "2015-07-24 11:35:43" },
  { height:  575242 , difficulty:  3045861 , date:  "2015-07-24 11:35:46" },
  { height:  575243 , difficulty:  3053078 , date:  "2015-07-24 11:36:21" },
  { height:  575244 , difficulty:  3047600 , date:  "2015-07-24 11:42:02" },
  { height:  575245 , difficulty:  3047374 , date:  "2015-07-24 11:44:11" },
  { height:  575246 , difficulty:  3048567 , date:  "2015-07-24 11:49:15" },
  { height:  575247 , difficulty:  3053013 , date:  "2015-07-24 11:49:43" },
  { height:  575248 , difficulty:  3039493 , date:  "2015-07-24 11:51:36" },
  { height:  575249 , difficulty:  3040148 , date:  "2015-07-24 11:51:38" },
  { height:  575250 , difficulty:  3044131 , date:  "2015-07-24 11:52:34" },
  { height:  575251 , difficulty:  3047103 , date:  "2015-07-24 11:52:44" },
  { height:  575252 , difficulty:  3047181 , date:  "2015-07-24 11:52:58" },
  { height:  575253 , difficulty:  3057234 , date:  "2015-07-24 11:53:18" },
  { height:  575254 , difficulty:  3052348 , date:  "2015-07-24 11:55:18" },
  { height:  575255 , difficulty:  3067012 , date:  "2015-07-24 11:56:01" },
  { height:  575256 , difficulty:  3065372 , date:  "2015-07-24 11:59:29" },
  { height:  575257 , difficulty:  3076962 , date:  "2015-07-24 11:59:38" },
  { height:  575258 , difficulty:  3078727 , date:  "2015-07-24 12:01:07" },
  { height:  575259 , difficulty:  3094067 , date:  "2015-07-24 12:01:38" },
  { height:  575260 , difficulty:  3095877 , date:  "2015-07-24 12:04:11" },
  { height:  575261 , difficulty:  3084107 , date:  "2015-07-24 12:04:44" },
  { height:  575262 , difficulty:  3083974 , date:  "2015-07-24 12:09:09" },
  { height:  575263 , difficulty:  3086169 , date:  "2015-07-24 12:09:22" },
  { height:  575264 , difficulty:  3089523 , date:  "2015-07-24 12:09:37" },
  { height:  575265 , difficulty:  3091528 , date:  "2015-07-24 12:09:39" },
  { height:  575266 , difficulty:  3080066 , date:  "2015-07-24 12:10:17" },
  { height:  575267 , difficulty:  3078450 , date:  "2015-07-24 12:12:35" },
  { height:  575268 , difficulty:  3080352 , date:  "2015-07-24 12:12:52" },
  { height:  575269 , difficulty:  3084067 , date:  "2015-07-24 12:16:31" },
  { height:  575270 , difficulty:  3090178 , date:  "2015-07-24 12:17:26" },
  { height:  575271 , difficulty:  3093742 , date:  "2015-07-24 12:18:44" },
  { height:  575272 , difficulty:  3086608 , date:  "2015-07-24 12:18:47" },
  { height:  575273 , difficulty:  3085815 , date:  "2015-07-24 12:21:23" },
  { height:  575274 , difficulty:  3087738 , date:  "2015-07-24 12:21:53" },
  { height:  575275 , difficulty:  3084326 , date:  "2015-07-24 12:22:03" },
  { height:  575276 , difficulty:  3081649 , date:  "2015-07-24 12:22:28" },
  { height:  575277 , difficulty:  3079508 , date:  "2015-07-24 12:22:29" },
  { height:  575278 , difficulty:  3052916 , date:  "2015-07-24 12:25:43" },
  { height:  575279 , difficulty:  3053470 , date:  "2015-07-24 12:26:20" },
  { height:  575280 , difficulty:  3050411 , date:  "2015-07-24 12:26:42" },
  { height:  575281 , difficulty:  3053608 , date:  "2015-07-24 12:27:16" },
  { height:  575282 , difficulty:  3065585 , date:  "2015-07-24 12:27:28" },
  { height:  575283 , difficulty:  3053480 , date:  "2015-07-24 12:29:22" },
  { height:  575284 , difficulty:  3057110 , date:  "2015-07-24 12:29:39" },
  { height:  575285 , difficulty:  3059830 , date:  "2015-07-24 12:29:44" },
  { height:  575286 , difficulty:  3055219 , date:  "2015-07-24 12:29:46" },
  { height:  575287 , difficulty:  3043478 , date:  "2015-07-24 12:30:24" },
  { height:  575288 , difficulty:  3044512 , date:  "2015-07-24 12:30:52" },
  { height:  575289 , difficulty:  3049294 , date:  "2015-07-24 12:31:04" },
  { height:  575290 , difficulty:  3056742 , date:  "2015-07-24 12:31:09" },
  { height:  575291 , difficulty:  3058781 , date:  "2015-07-24 12:31:44" },
  { height:  575292 , difficulty:  3036036 , date:  "2015-07-24 12:32:14" },
  { height:  575293 , difficulty:  3031174 , date:  "2015-07-24 12:32:32" },
  { height:  575294 , difficulty:  3022176 , date:  "2015-07-24 12:36:39" },
  { height:  575295 , difficulty:  3023406 , date:  "2015-07-24 12:38:02" },
  { height:  575296 , difficulty:  3025803 , date:  "2015-07-24 12:40:40" },
  { height:  575297 , difficulty:  3022326 , date:  "2015-07-24 12:40:58" },
  { height:  575298 , difficulty:  3024806 , date:  "2015-07-24 12:44:26" },
  { height:  575299 , difficulty:  3019602 , date:  "2015-07-24 12:44:29" },
  { height:  575300 , difficulty:  3020198 , date:  "2015-07-24 12:44:58" },
  { height:  575301 , difficulty:  3016398 , date:  "2015-07-24 12:46:22" },
  { height:  575302 , difficulty:  3007149 , date:  "2015-07-24 12:46:42" },
  { height:  575303 , difficulty:  3008871 , date:  "2015-07-24 12:46:45" },
  { height:  575304 , difficulty:  3017388 , date:  "2015-07-24 12:48:09" },
  { height:  575305 , difficulty:  3014770 , date:  "2015-07-24 12:50:26" },
  { height:  575306 , difficulty:  2991579 , date:  "2015-07-24 12:51:00" },
  { height:  575307 , difficulty:  2990028 , date:  "2015-07-24 12:53:55" },
  { height:  575308 , difficulty:  2993640 , date:  "2015-07-24 12:56:05" },
  { height:  575309 , difficulty:  2981815 , date:  "2015-07-24 12:56:22" },
  { height:  575310 , difficulty:  2974074 , date:  "2015-07-24 12:56:28" },
  { height:  575311 , difficulty:  2971222 , date:  "2015-07-24 12:57:21" },
  { height:  575312 , difficulty:  2971367 , date:  "2015-07-24 12:57:38" },
  { height:  575313 , difficulty:  2984644 , date:  "2015-07-24 12:58:40" },
  { height:  575314 , difficulty:  2989072 , date:  "2015-07-24 12:59:07" },
  { height:  575315 , difficulty:  2998861 , date:  "2015-07-24 13:00:04" },
  { height:  575316 , difficulty:  2992987 , date:  "2015-07-24 13:01:21" },
  { height:  575317 , difficulty:  3006026 , date:  "2015-07-24 13:01:23" },
  { height:  575318 , difficulty:  3011176 , date:  "2015-07-24 13:01:27" },
  { height:  575319 , difficulty:  3018686 , date:  "2015-07-24 13:01:56" },
  { height:  575320 , difficulty:  2997665 , date:  "2015-07-24 13:03:43" },
  { height:  575321 , difficulty:  2995266 , date:  "2015-07-24 13:04:40" },
  { height:  575322 , difficulty:  2974325 , date:  "2015-07-24 13:05:41" },
  { height:  575323 , difficulty:  2974729 , date:  "2015-07-24 13:11:01" },
  { height:  575324 , difficulty:  2966676 , date:  "2015-07-24 13:11:25" },
  { height:  575325 , difficulty:  2967360 , date:  "2015-07-24 13:13:35" },
  { height:  575326 , difficulty:  2968565 , date:  "2015-07-24 13:13:51" },
  { height:  575327 , difficulty:  2997210 , date:  "2015-07-24 13:16:34" },
  { height:  575328 , difficulty:  3008623 , date:  "2015-07-24 13:17:16" },
  { height:  575329 , difficulty:  3038049 , date:  "2015-07-24 13:19:04" },
  { height:  575330 , difficulty:  3029675 , date:  "2015-07-24 13:19:38" },
  { height:  575331 , difficulty:  3028637 , date:  "2015-07-24 13:23:02" },
  { height:  575332 , difficulty:  3013500 , date:  "2015-07-24 13:27:08" },
  { height:  575333 , difficulty:  3013706 , date:  "2015-07-24 13:27:33" },
  { height:  575334 , difficulty:  3008365 , date:  "2015-07-24 13:27:57" },
  { height:  575335 , difficulty:  3006490 , date:  "2015-07-24 13:28:35" },
  { height:  575336 , difficulty:  2999258 , date:  "2015-07-24 13:31:47" },
  { height:  575337 , difficulty:  2998464 , date:  "2015-07-24 13:33:59" },
  { height:  575338 , difficulty:  2983024 , date:  "2015-07-24 13:34:16" },
  { height:  575339 , difficulty:  2989622 , date:  "2015-07-24 13:35:31" },
  { height:  575340 , difficulty:  2989064 , date:  "2015-07-24 13:35:54" },
  { height:  575341 , difficulty:  3000075 , date:  "2015-07-24 13:37:29" },
  { height:  575342 , difficulty:  2999408 , date:  "2015-07-24 13:37:30" },
  { height:  575343 , difficulty:  2988445 , date:  "2015-07-24 13:37:41" },
  { height:  575344 , difficulty:  2997969 , date:  "2015-07-24 13:39:24" },
  { height:  575345 , difficulty:  2996026 , date:  "2015-07-24 13:39:27" },
  { height:  575346 , difficulty:  2995530 , date:  "2015-07-24 13:39:47" },
  { height:  575347 , difficulty:  3004943 , date:  "2015-07-24 13:41:11" },
  { height:  575348 , difficulty:  3005283 , date:  "2015-07-24 13:42:25" },
  { height:  575349 , difficulty:  2999189 , date:  "2015-07-24 13:42:59" },
  { height:  575350 , difficulty:  2997763 , date:  "2015-07-24 13:44:23" },
  { height:  575351 , difficulty:  2999714 , date:  "2015-07-24 13:45:00" },
  { height:  575352 , difficulty:  3000984 , date:  "2015-07-24 13:45:06" },
  { height:  575353 , difficulty:  3009636 , date:  "2015-07-24 13:45:09" },
  { height:  575354 , difficulty:  3001351 , date:  "2015-07-24 13:45:56" },
  { height:  575355 , difficulty:  3001201 , date:  "2015-07-24 13:46:31" },
  { height:  575356 , difficulty:  3002656 , date:  "2015-07-24 13:49:24" },
  { height:  575357 , difficulty:  3013387 , date:  "2015-07-24 13:50:16" },
  { height:  575358 , difficulty:  3016011 , date:  "2015-07-24 13:52:46" },
  { height:  575359 , difficulty:  3009481 , date:  "2015-07-24 13:55:19" },
  { height:  575360 , difficulty:  3008670 , date:  "2015-07-24 13:56:23" },
  { height:  575361 , difficulty:  3013648 , date:  "2015-07-24 14:01:54" },
  { height:  575362 , difficulty:  3014717 , date:  "2015-07-24 14:02:23" },
  { height:  575363 , difficulty:  3012517 , date:  "2015-07-24 14:02:28" },
  { height:  575364 , difficulty:  3015091 , date:  "2015-07-24 14:02:33" },
  { height:  575365 , difficulty:  3016059 , date:  "2015-07-24 14:06:37" },
  { height:  575366 , difficulty:  3018330 , date:  "2015-07-24 14:06:38" },
  { height:  575367 , difficulty:  3021631 , date:  "2015-07-24 14:09:07" },
  { height:  575368 , difficulty:  3022657 , date:  "2015-07-24 14:10:39" },
  { height:  575369 , difficulty:  3022990 , date:  "2015-07-24 14:11:43" },
  { height:  575370 , difficulty:  3005217 , date:  "2015-07-24 14:14:07" },
  { height:  575371 , difficulty:  3006330 , date:  "2015-07-24 14:14:12" },
  { height:  575372 , difficulty:  2996889 , date:  "2015-07-24 14:15:36" },
  { height:  575373 , difficulty:  2999666 , date:  "2015-07-24 14:15:54" },
  { height:  575374 , difficulty:  2987902 , date:  "2015-07-24 14:15:55" },
  { height:  575375 , difficulty:  2989567 , date:  "2015-07-24 14:17:24" },
  { height:  575376 , difficulty:  2988044 , date:  "2015-07-24 14:18:13" },
  { height:  575377 , difficulty:  3009274 , date:  "2015-07-24 14:18:34" },
  { height:  575378 , difficulty:  3008964 , date:  "2015-07-24 14:19:10" },
  { height:  575379 , difficulty:  3010346 , date:  "2015-07-24 14:20:16" },
  { height:  575380 , difficulty:  3011662 , date:  "2015-07-24 14:25:24" },
  { height:  575381 , difficulty:  3000683 , date:  "2015-07-24 14:25:54" },
  { height:  575382 , difficulty:  2999241 , date:  "2015-07-24 14:26:06" },
  { height:  575383 , difficulty:  2985702 , date:  "2015-07-24 14:27:30" },
  { height:  575384 , difficulty:  2979185 , date:  "2015-07-24 14:28:05" },
  { height:  575385 , difficulty:  2982117 , date:  "2015-07-24 14:29:12" },
  { height:  575386 , difficulty:  2983196 , date:  "2015-07-24 14:29:32" },
  { height:  575387 , difficulty:  2979023 , date:  "2015-07-24 14:30:04" },
  { height:  575388 , difficulty:  2981011 , date:  "2015-07-24 14:30:13" },
  { height:  575389 , difficulty:  2982043 , date:  "2015-07-24 14:31:10" },
  { height:  575390 , difficulty:  2980748 , date:  "2015-07-24 14:31:15" },
  { height:  575391 , difficulty:  2977989 , date:  "2015-07-24 14:32:15" },
  { height:  575392 , difficulty:  2976712 , date:  "2015-07-24 14:33:20" },
  { height:  575393 , difficulty:  2982399 , date:  "2015-07-24 14:36:08" },
  { height:  575394 , difficulty:  2985778 , date:  "2015-07-24 14:36:34" },
  { height:  575395 , difficulty:  2985503 , date:  "2015-07-24 14:38:15" },
  { height:  575396 , difficulty:  2981201 , date:  "2015-07-24 14:38:16" },
  { height:  575397 , difficulty:  2985400 , date:  "2015-07-24 14:39:59" },
  { height:  575398 , difficulty:  2982310 , date:  "2015-07-24 14:41:23" },
  { height:  575399 , difficulty:  2958156 , date:  "2015-07-24 14:41:46" },
  { height:  575400 , difficulty:  2957396 , date:  "2015-07-24 14:42:07" },
  { height:  575401 , difficulty:  2948794 , date:  "2015-07-24 14:42:09" },
  { height:  575402 , difficulty:  2948599 , date:  "2015-07-24 14:44:33" },
  { height:  575403 , difficulty:  2939322 , date:  "2015-07-24 14:48:33" },
  { height:  575404 , difficulty:  2942247 , date:  "2015-07-24 14:56:20" },
  { height:  575405 , difficulty:  2935227 , date:  "2015-07-24 14:59:00" },
  { height:  575406 , difficulty:  2933298 , date:  "2015-07-24 14:59:20" },
  { height:  575407 , difficulty:  2917424 , date:  "2015-07-24 15:00:58" },
  { height:  575408 , difficulty:  2904605 , date:  "2015-07-24 15:01:45" },
  { height:  575409 , difficulty:  2903463 , date:  "2015-07-24 15:01:54" },
  { height:  575410 , difficulty:  2902207 , date:  "2015-07-24 15:02:18" },
  { height:  575411 , difficulty:  2900316 , date:  "2015-07-24 15:02:21" },
  { height:  575412 , difficulty:  2889402 , date:  "2015-07-24 15:09:29" },
  { height:  575413 , difficulty:  2880111 , date:  "2015-07-24 15:10:53" },
  { height:  575414 , difficulty:  2880761 , date:  "2015-07-24 15:12:33" },
  { height:  575415 , difficulty:  2894309 , date:  "2015-07-24 15:13:15" },
  { height:  575416 , difficulty:  2893720 , date:  "2015-07-24 15:15:03" },
  { height:  575417 , difficulty:  2895350 , date:  "2015-07-24 15:15:10" },
  { height:  575418 , difficulty:  2896977 , date:  "2015-07-24 15:16:07" },
  { height:  575419 , difficulty:  2905840 , date:  "2015-07-24 15:16:12" },
  { height:  575420 , difficulty:  2901011 , date:  "2015-07-24 15:16:45" },
  { height:  575421 , difficulty:  2901245 , date:  "2015-07-24 15:16:50" },
  { height:  575422 , difficulty:  2900852 , date:  "2015-07-24 15:21:16" },
  { height:  575423 , difficulty:  2905983 , date:  "2015-07-24 15:21:42" },
  { height:  575424 , difficulty:  2902196 , date:  "2015-07-24 15:24:10" },
  { height:  575425 , difficulty:  2907084 , date:  "2015-07-24 15:25:12" },
  { height:  575426 , difficulty:  2900915 , date:  "2015-07-24 15:27:12" },
  { height:  575427 , difficulty:  2899402 , date:  "2015-07-24 15:27:21" },
  { height:  575428 , difficulty:  2905616 , date:  "2015-07-24 15:34:31" },
  { height:  575429 , difficulty:  2906097 , date:  "2015-07-24 15:34:56" },
  { height:  575430 , difficulty:  2906653 , date:  "2015-07-24 15:36:20" },
  { height:  575431 , difficulty:  2909509 , date:  "2015-07-24 15:37:27" },
  { height:  575432 , difficulty:  2904775 , date:  "2015-07-24 15:37:55" },
  { height:  575433 , difficulty:  2901347 , date:  "2015-07-24 15:38:11" },
  { height:  575434 , difficulty:  2894950 , date:  "2015-07-24 15:38:54" },
  { height:  575435 , difficulty:  2885908 , date:  "2015-07-24 15:43:00" },
  { height:  575436 , difficulty:  2882489 , date:  "2015-07-24 15:43:02" },
  { height:  575437 , difficulty:  2857396 , date:  "2015-07-24 15:44:35" },
  { height:  575438 , difficulty:  2860629 , date:  "2015-07-24 15:45:37" },
  { height:  575439 , difficulty:  2861937 , date:  "2015-07-24 15:47:58" },
  { height:  575440 , difficulty:  2872023 , date:  "2015-07-24 15:49:09" },
  { height:  575441 , difficulty:  2853941 , date:  "2015-07-24 15:50:04" },
  { height:  575442 , difficulty:  2854791 , date:  "2015-07-24 15:50:07" },
  { height:  575443 , difficulty:  2844939 , date:  "2015-07-24 15:51:28" },
  { height:  575444 , difficulty:  2839518 , date:  "2015-07-24 15:51:49" },
  { height:  575445 , difficulty:  2849219 , date:  "2015-07-24 15:55:04" },
  { height:  575446 , difficulty:  2841334 , date:  "2015-07-24 15:57:38" },
  { height:  575447 , difficulty:  2841476 , date:  "2015-07-24 15:58:34" },
  { height:  575448 , difficulty:  2841908 , date:  "2015-07-24 16:00:32" },
  { height:  575449 , difficulty:  2840978 , date:  "2015-07-24 16:00:34" },
  { height:  575450 , difficulty:  2842527 , date:  "2015-07-24 16:01:50" },
  { height:  575451 , difficulty:  2844284 , date:  "2015-07-24 16:05:18" },
  { height:  575452 , difficulty:  2855839 , date:  "2015-07-24 16:06:17" },
  { height:  575453 , difficulty:  2859057 , date:  "2015-07-24 16:06:41" },
  { height:  575454 , difficulty:  2856779 , date:  "2015-07-24 16:07:11" },
  { height:  575455 , difficulty:  2855039 , date:  "2015-07-24 16:07:30" },
  { height:  575456 , difficulty:  2835851 , date:  "2015-07-24 16:08:23" },
  { height:  575457 , difficulty:  2838626 , date:  "2015-07-24 16:09:13" },
  { height:  575458 , difficulty:  2842460 , date:  "2015-07-24 16:09:15" },
  { height:  575459 , difficulty:  2838058 , date:  "2015-07-24 16:12:53" },
  { height:  575460 , difficulty:  2836273 , date:  "2015-07-24 16:13:39" },
  { height:  575461 , difficulty:  2845113 , date:  "2015-07-24 16:14:07" },
  { height:  575462 , difficulty:  2843906 , date:  "2015-07-24 16:14:34" },
  { height:  575463 , difficulty:  2842314 , date:  "2015-07-24 16:15:14" },
  { height:  575464 , difficulty:  2842766 , date:  "2015-07-24 16:16:09" },
  { height:  575465 , difficulty:  2864755 , date:  "2015-07-24 16:16:40" },
  { height:  575466 , difficulty:  2865599 , date:  "2015-07-24 16:16:49" },
  { height:  575467 , difficulty:  2862595 , date:  "2015-07-24 16:16:54" },
  { height:  575468 , difficulty:  2859901 , date:  "2015-07-24 16:19:05" },
  { height:  575469 , difficulty:  2849616 , date:  "2015-07-24 16:20:48" },
  { height:  575470 , difficulty:  2848624 , date:  "2015-07-24 16:21:56" },
  { height:  575471 , difficulty:  2841209 , date:  "2015-07-24 16:23:28" },
  { height:  575472 , difficulty:  2852245 , date:  "2015-07-24 16:27:48" },
  { height:  575473 , difficulty:  2847694 , date:  "2015-07-24 16:27:51" },
  { height:  575474 , difficulty:  2844288 , date:  "2015-07-24 16:30:48" },
  { height:  575475 , difficulty:  2847951 , date:  "2015-07-24 16:31:48" },
  { height:  575476 , difficulty:  2857848 , date:  "2015-07-24 16:32:54" },
  { height:  575477 , difficulty:  2858156 , date:  "2015-07-24 16:33:46" },
  { height:  575478 , difficulty:  2850455 , date:  "2015-07-24 16:37:36" },
  { height:  575479 , difficulty:  2834490 , date:  "2015-07-24 16:38:02" },
  { height:  575480 , difficulty:  2805710 , date:  "2015-07-24 16:38:19" },
  { height:  575481 , difficulty:  2798836 , date:  "2015-07-24 16:38:54" },
  { height:  575482 , difficulty:  2805961 , date:  "2015-07-24 16:40:28" },
  { height:  575483 , difficulty:  2800588 , date:  "2015-07-24 16:40:31" },
  { height:  575484 , difficulty:  2797048 , date:  "2015-07-24 16:41:14" },
  { height:  575485 , difficulty:  2796799 , date:  "2015-07-24 16:42:05" },
  { height:  575486 , difficulty:  2801226 , date:  "2015-07-24 16:44:58" },
  { height:  575487 , difficulty:  2806912 , date:  "2015-07-24 16:45:20" },
  { height:  575488 , difficulty:  2777654 , date:  "2015-07-24 16:48:04" },
  { height:  575489 , difficulty:  2771814 , date:  "2015-07-24 16:54:21" },
  { height:  575490 , difficulty:  2781743 , date:  "2015-07-24 16:54:34" },
  { height:  575491 , difficulty:  2778819 , date:  "2015-07-24 16:57:21" },
  { height:  575492 , difficulty:  2777774 , date:  "2015-07-24 16:59:45" },
  { height:  575493 , difficulty:  2779113 , date:  "2015-07-24 16:59:48" },
  { height:  575494 , difficulty:  2782898 , date:  "2015-07-24 17:06:02" },
  { height:  575495 , difficulty:  2784898 , date:  "2015-07-24 17:06:56" },
  { height:  575496 , difficulty:  2782982 , date:  "2015-07-24 17:08:48" },
  { height:  575497 , difficulty:  2795444 , date:  "2015-07-24 17:09:11" },
  { height:  575498 , difficulty:  2785066 , date:  "2015-07-24 17:09:27" },
  { height:  575499 , difficulty:  2785694 , date:  "2015-07-24 17:12:07" },
  { height:  575500 , difficulty:  2786823 , date:  "2015-07-24 17:12:09" },
  { height:  575501 , difficulty:  2783330 , date:  "2015-07-24 17:14:25" },
  { height:  575502 , difficulty:  2774772 , date:  "2015-07-24 17:15:40" },
  { height:  575503 , difficulty:  2774432 , date:  "2015-07-24 17:15:46" },
  { height:  575504 , difficulty:  2748235 , date:  "2015-07-24 17:17:00" },
  { height:  575505 , difficulty:  2751942 , date:  "2015-07-24 17:20:42" },
  { height:  575506 , difficulty:  2747310 , date:  "2015-07-24 17:20:47" },
  { height:  575507 , difficulty:  2767534 , date:  "2015-07-24 17:21:00" },
  { height:  575508 , difficulty:  2767568 , date:  "2015-07-24 17:22:21" },
  { height:  575509 , difficulty:  2769290 , date:  "2015-07-24 17:24:06" },
  { height:  575510 , difficulty:  2767777 , date:  "2015-07-24 17:25:44" },
  { height:  575511 , difficulty:  2751095 , date:  "2015-07-24 17:25:46" },
  { height:  575512 , difficulty:  2753384 , date:  "2015-07-24 17:26:07" },
  { height:  575513 , difficulty:  2759187 , date:  "2015-07-24 17:26:26" },
  { height:  575514 , difficulty:  2756110 , date:  "2015-07-24 17:26:28" },
  { height:  575515 , difficulty:  2746043 , date:  "2015-07-24 17:26:32" },
  { height:  575516 , difficulty:  2742817 , date:  "2015-07-24 17:28:12" },
  { height:  575517 , difficulty:  2739144 , date:  "2015-07-24 17:29:01" },
  { height:  575518 , difficulty:  2739534 , date:  "2015-07-24 17:29:46" },
  { height:  575519 , difficulty:  2735624 , date:  "2015-07-24 17:31:28" },
  { height:  575520 , difficulty:  2738924 , date:  "2015-07-24 17:31:30" },
  { height:  575521 , difficulty:  2728818 , date:  "2015-07-24 17:31:53" },
  { height:  575522 , difficulty:  2719191 , date:  "2015-07-24 17:31:55" },
  { height:  575523 , difficulty:  2718110 , date:  "2015-07-24 17:33:04" },
  { height:  575524 , difficulty:  2715925 , date:  "2015-07-24 17:34:55" },
  { height:  575525 , difficulty:  2716424 , date:  "2015-07-24 17:34:57" },
  { height:  575526 , difficulty:  2731029 , date:  "2015-07-24 17:35:38" },
  { height:  575527 , difficulty:  2718550 , date:  "2015-07-24 17:36:19" },
  { height:  575528 , difficulty:  2720285 , date:  "2015-07-24 17:36:36" },
  { height:  575529 , difficulty:  2723215 , date:  "2015-07-24 17:37:33" },
  { height:  575530 , difficulty:  2726399 , date:  "2015-07-24 17:38:49" },
  { height:  575531 , difficulty:  2732313 , date:  "2015-07-24 17:40:37" },
  { height:  575532 , difficulty:  2730307 , date:  "2015-07-24 17:45:36" },
  { height:  575533 , difficulty:  2730615 , date:  "2015-07-24 17:45:49" },
  { height:  575534 , difficulty:  2748651 , date:  "2015-07-24 17:48:16" },
  { height:  575535 , difficulty:  2734942 , date:  "2015-07-24 17:48:25" },
  { height:  575536 , difficulty:  2736906 , date:  "2015-07-24 17:52:51" },
  { height:  575537 , difficulty:  2743821 , date:  "2015-07-24 17:53:26" },
  { height:  575538 , difficulty:  2755244 , date:  "2015-07-24 17:54:02" },
  { height:  575539 , difficulty:  2752414 , date:  "2015-07-24 17:56:38" },
  { height:  575540 , difficulty:  2761040 , date:  "2015-07-24 17:57:24" },
  { height:  575541 , difficulty:  2759404 , date:  "2015-07-24 17:58:23" },
  { height:  575542 , difficulty:  2759339 , date:  "2015-07-24 18:00:04" },
  { height:  575543 , difficulty:  2763479 , date:  "2015-07-24 18:00:31" },
  { height:  575544 , difficulty:  2754752 , date:  "2015-07-24 18:00:55" },
  { height:  575545 , difficulty:  2754793 , date:  "2015-07-24 18:03:12" },
  { height:  575546 , difficulty:  2755321 , date:  "2015-07-24 18:03:25" },
  { height:  575547 , difficulty:  2751925 , date:  "2015-07-24 18:05:52" },
  { height:  575548 , difficulty:  2745100 , date:  "2015-07-24 18:07:35" },
  { height:  575549 , difficulty:  2745071 , date:  "2015-07-24 18:08:19" },
  { height:  575550 , difficulty:  2733705 , date:  "2015-07-24 18:09:48" },
  { height:  575551 , difficulty:  2736142 , date:  "2015-07-24 18:09:54" },
  { height:  575552 , difficulty:  2742626 , date:  "2015-07-24 18:10:27" },
  { height:  575553 , difficulty:  2741786 , date:  "2015-07-24 18:10:29" },
  { height:  575554 , difficulty:  2735068 , date:  "2015-07-24 18:10:37" },
  { height:  575555 , difficulty:  2738881 , date:  "2015-07-24 18:11:28" },
  { height:  575556 , difficulty:  2742245 , date:  "2015-07-24 18:13:25" },
  { height:  575557 , difficulty:  2746740 , date:  "2015-07-24 18:13:50" },
  { height:  575558 , difficulty:  2742421 , date:  "2015-07-24 18:14:17" },
  { height:  575559 , difficulty:  2747144 , date:  "2015-07-24 18:17:55" },
  { height:  575560 , difficulty:  2745489 , date:  "2015-07-24 18:18:59" },
  { height:  575561 , difficulty:  2744115 , date:  "2015-07-24 18:19:25" },
  { height:  575562 , difficulty:  2737529 , date:  "2015-07-24 18:19:53" },
  { height:  575563 , difficulty:  2736814 , date:  "2015-07-24 18:19:54" },
  { height:  575564 , difficulty:  2726238 , date:  "2015-07-24 18:20:26" },
  { height:  575565 , difficulty:  2701032 , date:  "2015-07-24 18:21:21" },
  { height:  575566 , difficulty:  2706264 , date:  "2015-07-24 18:22:29" },
  { height:  575567 , difficulty:  2694959 , date:  "2015-07-24 18:23:29" },
  { height:  575568 , difficulty:  2686192 , date:  "2015-07-24 18:23:52" },
  { height:  575569 , difficulty:  2687423 , date:  "2015-07-24 18:24:16" },
  { height:  575570 , difficulty:  2663688 , date:  "2015-07-24 18:26:18" },
  { height:  575571 , difficulty:  2668059 , date:  "2015-07-24 18:28:04" },
  { height:  575572 , difficulty:  2670558 , date:  "2015-07-24 18:28:06" },
  { height:  575573 , difficulty:  2677345 , date:  "2015-07-24 18:30:37" },
  { height:  575574 , difficulty:  2677067 , date:  "2015-07-24 18:31:02" },
  { height:  575575 , difficulty:  2666444 , date:  "2015-07-24 18:31:20" },
  { height:  575576 , difficulty:  2677605 , date:  "2015-07-24 18:36:04" },
  { height:  575577 , difficulty:  2671943 , date:  "2015-07-24 18:37:06" },
  { height:  575578 , difficulty:  2667426 , date:  "2015-07-24 18:38:03" },
  { height:  575579 , difficulty:  2667265 , date:  "2015-07-24 18:38:29" },
  { height:  575580 , difficulty:  2662446 , date:  "2015-07-24 18:39:14" },
  { height:  575581 , difficulty:  2651423 , date:  "2015-07-24 18:40:40" },
  { height:  575582 , difficulty:  2651023 , date:  "2015-07-24 18:45:24" },
  { height:  575583 , difficulty:  2655201 , date:  "2015-07-24 18:46:23" },
  { height:  575584 , difficulty:  2650893 , date:  "2015-07-24 18:46:33" },
  { height:  575585 , difficulty:  2645022 , date:  "2015-07-24 18:46:38" },
  { height:  575586 , difficulty:  2643246 , date:  "2015-07-24 18:46:42" },
  { height:  575587 , difficulty:  2647440 , date:  "2015-07-24 18:47:26" },
  { height:  575588 , difficulty:  2651963 , date:  "2015-07-24 18:48:17" },
  { height:  575589 , difficulty:  2650552 , date:  "2015-07-24 18:49:44" },
  { height:  575590 , difficulty:  2653899 , date:  "2015-07-24 18:50:36" },
  { height:  575591 , difficulty:  2653517 , date:  "2015-07-24 18:51:30" },
  { height:  575592 , difficulty:  2651133 , date:  "2015-07-24 18:54:13" },
  { height:  575593 , difficulty:  2649674 , date:  "2015-07-24 18:54:14" },
  { height:  575594 , difficulty:  2661167 , date:  "2015-07-24 18:54:16" },
  { height:  575595 , difficulty:  2658488 , date:  "2015-07-24 18:56:05" },
  { height:  575596 , difficulty:  2659414 , date:  "2015-07-24 18:56:12" },
  { height:  575597 , difficulty:  2658988 , date:  "2015-07-24 18:56:39" },
  { height:  575598 , difficulty:  2662216 , date:  "2015-07-24 19:02:42" },
  { height:  575599 , difficulty:  2661973 , date:  "2015-07-24 19:02:48" },
  { height:  575600 , difficulty:  2664480 , date:  "2015-07-24 19:03:41" },
  { height:  575601 , difficulty:  2668735 , date:  "2015-07-24 19:03:46" },
  { height:  575602 , difficulty:  2667857 , date:  "2015-07-24 19:04:24" },
  { height:  575603 , difficulty:  2666757 , date:  "2015-07-24 19:04:31" },
  { height:  575604 , difficulty:  2672326 , date:  "2015-07-24 19:06:49" },
  { height:  575605 , difficulty:  2668814 , date:  "2015-07-24 19:10:07" },
  { height:  575606 , difficulty:  2664920 , date:  "2015-07-24 19:10:19" },
  { height:  575607 , difficulty:  2661787 , date:  "2015-07-24 19:10:24" },
  { height:  575608 , difficulty:  2646630 , date:  "2015-07-24 19:12:59" },
  { height:  575609 , difficulty:  2645655 , date:  "2015-07-24 19:13:28" },
  { height:  575610 , difficulty:  2636368 , date:  "2015-07-24 19:14:32" },
  { height:  575611 , difficulty:  2637267 , date:  "2015-07-24 19:14:38" },
  { height:  575612 , difficulty:  2620540 , date:  "2015-07-24 19:14:55" },
  { height:  575613 , difficulty:  2618408 , date:  "2015-07-24 19:15:01" },
  { height:  575614 , difficulty:  2616242 , date:  "2015-07-24 19:15:06" },
  { height:  575615 , difficulty:  2606144 , date:  "2015-07-24 19:15:29" },
  { height:  575616 , difficulty:  2611021 , date:  "2015-07-24 19:16:26" },
  { height:  575617 , difficulty:  2609907 , date:  "2015-07-24 19:17:11" },
  { height:  575618 , difficulty:  2603399 , date:  "2015-07-24 19:17:58" },
  { height:  575619 , difficulty:  2603058 , date:  "2015-07-24 19:19:49" },
  { height:  575620 , difficulty:  2602064 , date:  "2015-07-24 19:20:40" },
  { height:  575621 , difficulty:  2597180 , date:  "2015-07-24 19:23:45" },
  { height:  575622 , difficulty:  2598623 , date:  "2015-07-24 19:24:12" },
  { height:  575623 , difficulty:  2589871 , date:  "2015-07-24 19:24:39" },
  { height:  575624 , difficulty:  2583508 , date:  "2015-07-24 19:25:05" },
  { height:  575625 , difficulty:  2582398 , date:  "2015-07-24 19:26:05" },
  { height:  575626 , difficulty:  2578747 , date:  "2015-07-24 19:26:11" },
  { height:  575627 , difficulty:  2580150 , date:  "2015-07-24 19:26:54" },
  { height:  575628 , difficulty:  2583787 , date:  "2015-07-24 19:26:58" },
  { height:  575629 , difficulty:  2593342 , date:  "2015-07-24 19:27:22" },
  { height:  575630 , difficulty:  2596876 , date:  "2015-07-24 19:27:37" },
  { height:  575631 , difficulty:  2605915 , date:  "2015-07-24 19:31:04" },
  { height:  575632 , difficulty:  2612110 , date:  "2015-07-24 19:31:47" },
  { height:  575633 , difficulty:  2611166 , date:  "2015-07-24 19:33:43" },
  { height:  575634 , difficulty:  2613574 , date:  "2015-07-24 19:34:04" },
  { height:  575635 , difficulty:  2604196 , date:  "2015-07-24 19:36:33" },
  { height:  575636 , difficulty:  2600694 , date:  "2015-07-24 19:38:05" },
  { height:  575637 , difficulty:  2600559 , date:  "2015-07-24 19:40:00" },
  { height:  575638 , difficulty:  2602341 , date:  "2015-07-24 19:40:12" },
  { height:  575639 , difficulty:  2602260 , date:  "2015-07-24 19:41:38" },
  { height:  575640 , difficulty:  2605624 , date:  "2015-07-24 19:42:30" },
  { height:  575641 , difficulty:  2604638 , date:  "2015-07-24 19:42:36" },
  { height:  575642 , difficulty:  2601293 , date:  "2015-07-24 19:43:53" },
  { height:  575643 , difficulty:  2599858 , date:  "2015-07-24 19:45:44" },
  { height:  575644 , difficulty:  2606230 , date:  "2015-07-24 19:47:44" },
  { height:  575645 , difficulty:  2604572 , date:  "2015-07-24 19:48:10" },
  { height:  575646 , difficulty:  2600950 , date:  "2015-07-24 19:48:11" },
  { height:  575647 , difficulty:  2595376 , date:  "2015-07-24 19:48:48" },
  { height:  575648 , difficulty:  2598198 , date:  "2015-07-24 19:49:07" },
  { height:  575649 , difficulty:  2589995 , date:  "2015-07-24 19:49:47" },
  { height:  575650 , difficulty:  2590467 , date:  "2015-07-24 19:50:08" },
  { height:  575651 , difficulty:  2591879 , date:  "2015-07-24 19:51:58" },
  { height:  575652 , difficulty:  2576273 , date:  "2015-07-24 19:53:32" },
  { height:  575653 , difficulty:  2581867 , date:  "2015-07-24 19:53:37" },
  { height:  575654 , difficulty:  2581268 , date:  "2015-07-24 19:57:56" },
  { height:  575655 , difficulty:  2584686 , date:  "2015-07-24 19:59:34" },
  { height:  575656 , difficulty:  2583467 , date:  "2015-07-24 20:01:34" },
  { height:  575657 , difficulty:  2582174 , date:  "2015-07-24 20:01:36" },
  { height:  575658 , difficulty:  2575072 , date:  "2015-07-24 20:06:10" },
  { height:  575659 , difficulty:  2571283 , date:  "2015-07-24 20:06:31" },
  { height:  575660 , difficulty:  2573834 , date:  "2015-07-24 20:06:57" },
  { height:  575661 , difficulty:  2580804 , date:  "2015-07-24 20:08:22" },
  { height:  575662 , difficulty:  2580374 , date:  "2015-07-24 20:08:27" },
  { height:  575663 , difficulty:  2585966 , date:  "2015-07-24 20:09:10" },
  { height:  575664 , difficulty:  2582495 , date:  "2015-07-24 20:09:38" },
  { height:  575665 , difficulty:  2579778 , date:  "2015-07-24 20:10:03" },
  { height:  575666 , difficulty:  2582204 , date:  "2015-07-24 20:10:17" },
  { height:  575667 , difficulty:  2579807 , date:  "2015-07-24 20:11:17" },
  { height:  575668 , difficulty:  2570548 , date:  "2015-07-24 20:11:21" },
  { height:  575669 , difficulty:  2572507 , date:  "2015-07-24 20:13:28" },
  { height:  575670 , difficulty:  2574131 , date:  "2015-07-24 20:13:53" },
  { height:  575671 , difficulty:  2567327 , date:  "2015-07-24 20:14:14" },
  { height:  575672 , difficulty:  2569200 , date:  "2015-07-24 20:15:29" },
  { height:  575673 , difficulty:  2570637 , date:  "2015-07-24 20:15:30" },
  { height:  575674 , difficulty:  2552945 , date:  "2015-07-24 20:15:35" },
  { height:  575675 , difficulty:  2559101 , date:  "2015-07-24 20:15:56" },
  { height:  575676 , difficulty:  2555565 , date:  "2015-07-24 20:17:30" },
  { height:  575677 , difficulty:  2560696 , date:  "2015-07-24 20:17:48" },
  { height:  575678 , difficulty:  2562151 , date:  "2015-07-24 20:17:50" },
  { height:  575679 , difficulty:  2567861 , date:  "2015-07-24 20:19:05" },
  { height:  575680 , difficulty:  2560982 , date:  "2015-07-24 20:19:35" },
  { height:  575681 , difficulty:  2550024 , date:  "2015-07-24 20:19:49" },
  { height:  575682 , difficulty:  2554483 , date:  "2015-07-24 20:21:20" },
  { height:  575683 , difficulty:  2564782 , date:  "2015-07-24 20:22:05" },
  { height:  575684 , difficulty:  2555429 , date:  "2015-07-24 20:23:24" },
  { height:  575685 , difficulty:  2553453 , date:  "2015-07-24 20:24:42" },
  { height:  575686 , difficulty:  2559565 , date:  "2015-07-24 20:25:49" },
  { height:  575687 , difficulty:  2561317 , date:  "2015-07-24 20:25:51" },
  { height:  575688 , difficulty:  2560280 , date:  "2015-07-24 20:27:50" },
  { height:  575689 , difficulty:  2564063 , date:  "2015-07-24 20:27:57" },
  { height:  575690 , difficulty:  2566526 , date:  "2015-07-24 20:28:16" },
  { height:  575691 , difficulty:  2572881 , date:  "2015-07-24 20:28:43" },
  { height:  575692 , difficulty:  2576181 , date:  "2015-07-24 20:29:37" },
  { height:  575693 , difficulty:  2576827 , date:  "2015-07-24 20:29:41" },
  { height:  575694 , difficulty:  2575749 , date:  "2015-07-24 20:30:51" },
  { height:  575695 , difficulty:  2576764 , date:  "2015-07-24 20:30:59" },
  { height:  575696 , difficulty:  2584014 , date:  "2015-07-24 20:31:18" },
  { height:  575697 , difficulty:  2573386 , date:  "2015-07-24 20:31:22" },
  { height:  575698 , difficulty:  2577242 , date:  "2015-07-24 20:31:40" },
  { height:  575699 , difficulty:  2579827 , date:  "2015-07-24 20:31:59" },
  { height:  575700 , difficulty:  2579346 , date:  "2015-07-24 20:32:21" },
  { height:  575701 , difficulty:  2577309 , date:  "2015-07-24 20:33:00" },
  { height:  575702 , difficulty:  2578385 , date:  "2015-07-24 20:33:01" },
  { height:  575703 , difficulty:  2576477 , date:  "2015-07-24 20:33:16" },
  { height:  575704 , difficulty:  2581908 , date:  "2015-07-24 20:34:25" },
  { height:  575705 , difficulty:  2580492 , date:  "2015-07-24 20:36:53" },
  { height:  575706 , difficulty:  2579216 , date:  "2015-07-24 20:39:05" },
  { height:  575707 , difficulty:  2566125 , date:  "2015-07-24 20:39:09" },
  { height:  575708 , difficulty:  2563542 , date:  "2015-07-24 20:39:14" },
  { height:  575709 , difficulty:  2557071 , date:  "2015-07-24 20:39:24" },
  { height:  575710 , difficulty:  2558136 , date:  "2015-07-24 20:40:21" },
  { height:  575711 , difficulty:  2557121 , date:  "2015-07-24 20:40:56" },
  { height:  575712 , difficulty:  2551027 , date:  "2015-07-24 20:41:25" },
  { height:  575713 , difficulty:  2549565 , date:  "2015-07-24 20:41:47" },
  { height:  575714 , difficulty:  2551850 , date:  "2015-07-24 20:45:23" },
  { height:  575715 , difficulty:  2546328 , date:  "2015-07-24 20:45:56" },
  { height:  575716 , difficulty:  2555411 , date:  "2015-07-24 20:46:00" },
  { height:  575717 , difficulty:  2560720 , date:  "2015-07-24 20:47:29" },
  { height:  575718 , difficulty:  2555697 , date:  "2015-07-24 20:48:01" },
  { height:  575719 , difficulty:  2548879 , date:  "2015-07-24 20:49:47" },
  { height:  575720 , difficulty:  2551961 , date:  "2015-07-24 20:51:48" },
  { height:  575721 , difficulty:  2551726 , date:  "2015-07-24 20:52:48" },
  { height:  575722 , difficulty:  2554365 , date:  "2015-07-24 20:53:25" },
  { height:  575723 , difficulty:  2552428 , date:  "2015-07-24 20:54:13" },
  { height:  575724 , difficulty:  2553055 , date:  "2015-07-24 20:54:18" },
  { height:  575725 , difficulty:  2552854 , date:  "2015-07-24 20:54:50" },
  { height:  575726 , difficulty:  2555604 , date:  "2015-07-24 20:55:53" },
  { height:  575727 , difficulty:  2552256 , date:  "2015-07-24 20:56:24" },
  { height:  575728 , difficulty:  2549896 , date:  "2015-07-24 20:57:57" },
  { height:  575729 , difficulty:  2559415 , date:  "2015-07-24 21:00:00" },
  { height:  575730 , difficulty:  2548666 , date:  "2015-07-24 21:03:15" },
  { height:  575731 , difficulty:  2553537 , date:  "2015-07-24 21:04:39" },
  { height:  575732 , difficulty:  2548761 , date:  "2015-07-24 21:08:38" },
  { height:  575733 , difficulty:  2548495 , date:  "2015-07-24 21:10:01" },
  { height:  575734 , difficulty:  2531210 , date:  "2015-07-24 21:10:21" },
  { height:  575735 , difficulty:  2546954 , date:  "2015-07-24 21:10:49" },
  { height:  575736 , difficulty:  2545163 , date:  "2015-07-24 21:11:16" },
  { height:  575737 , difficulty:  2540594 , date:  "2015-07-24 21:12:14" },
  { height:  575738 , difficulty:  2539885 , date:  "2015-07-24 21:12:24" },
  { height:  575739 , difficulty:  2539509 , date:  "2015-07-24 21:12:44" },
  { height:  575740 , difficulty:  2540369 , date:  "2015-07-24 21:12:51" },
  { height:  575741 , difficulty:  2540478 , date:  "2015-07-24 21:14:25" },
  { height:  575742 , difficulty:  2540662 , date:  "2015-07-24 21:14:40" },
  { height:  575743 , difficulty:  2549455 , date:  "2015-07-24 21:15:18" },
  { height:  575744 , difficulty:  2548986 , date:  "2015-07-24 21:15:24" },
  { height:  575745 , difficulty:  2544329 , date:  "2015-07-24 21:16:18" },
  { height:  575746 , difficulty:  2544418 , date:  "2015-07-24 21:16:43" },
  { height:  575747 , difficulty:  2542981 , date:  "2015-07-24 21:17:25" },
  { height:  575748 , difficulty:  2540984 , date:  "2015-07-24 21:18:37" },
  { height:  575749 , difficulty:  2558006 , date:  "2015-07-24 21:18:49" },
  { height:  575750 , difficulty:  2563004 , date:  "2015-07-24 21:18:52" },
  { height:  575751 , difficulty:  2561561 , date:  "2015-07-24 21:19:42" },
  { height:  575752 , difficulty:  2558265 , date:  "2015-07-24 21:19:51" },
  { height:  575753 , difficulty:  2565066 , date:  "2015-07-24 21:21:19" },
  { height:  575754 , difficulty:  2564645 , date:  "2015-07-24 21:22:25" },
  { height:  575755 , difficulty:  2561889 , date:  "2015-07-24 21:25:31" },
  { height:  575756 , difficulty:  2562600 , date:  "2015-07-24 21:28:43" },
  { height:  575757 , difficulty:  2562472 , date:  "2015-07-24 21:28:45" },
  { height:  575758 , difficulty:  2557791 , date:  "2015-07-24 21:30:27" },
  { height:  575759 , difficulty:  2555750 , date:  "2015-07-24 21:31:13" },
  { height:  575760 , difficulty:  2550581 , date:  "2015-07-24 21:31:18" },
  { height:  575761 , difficulty:  2545853 , date:  "2015-07-24 21:35:17" },
  { height:  575762 , difficulty:  2541536 , date:  "2015-07-24 21:36:23" },
  { height:  575763 , difficulty:  2548513 , date:  "2015-07-24 21:36:37" },
  { height:  575764 , difficulty:  2541744 , date:  "2015-07-24 21:36:44" },
  { height:  575765 , difficulty:  2541948 , date:  "2015-07-24 21:37:50" },
  { height:  575766 , difficulty:  2540443 , date:  "2015-07-24 21:38:28" },
  { height:  575767 , difficulty:  2541898 , date:  "2015-07-24 21:38:51" },
  { height:  575768 , difficulty:  2553998 , date:  "2015-07-24 21:39:37" },
  { height:  575769 , difficulty:  2553829 , date:  "2015-07-24 21:40:15" },
  { height:  575770 , difficulty:  2551879 , date:  "2015-07-24 21:40:36" },
  { height:  575771 , difficulty:  2551460 , date:  "2015-07-24 21:41:20" },
  { height:  575772 , difficulty:  2550121 , date:  "2015-07-24 21:42:14" },
  { height:  575773 , difficulty:  2551592 , date:  "2015-07-24 21:42:32" },
  { height:  575774 , difficulty:  2550362 , date:  "2015-07-24 21:42:38" },
  { height:  575775 , difficulty:  2551089 , date:  "2015-07-24 21:42:43" },
  { height:  575776 , difficulty:  2554225 , date:  "2015-07-24 21:43:10" },
  { height:  575777 , difficulty:  2551339 , date:  "2015-07-24 21:43:43" },
  { height:  575778 , difficulty:  2572937 , date:  "2015-07-24 21:44:22" },
  { height:  575779 , difficulty:  2573097 , date:  "2015-07-24 21:45:07" },
  { height:  575780 , difficulty:  2568581 , date:  "2015-07-24 21:46:57" },
  { height:  575781 , difficulty:  2558761 , date:  "2015-07-24 21:47:00" },
  { height:  575782 , difficulty:  2550083 , date:  "2015-07-24 21:47:11" },
  { height:  575783 , difficulty:  2550773 , date:  "2015-07-24 21:47:13" },
  { height:  575784 , difficulty:  2551807 , date:  "2015-07-24 21:48:51" },
  { height:  575785 , difficulty:  2550677 , date:  "2015-07-24 21:49:23" },
  { height:  575786 , difficulty:  2553928 , date:  "2015-07-24 21:49:55" },
  { height:  575787 , difficulty:  2552490 , date:  "2015-07-24 21:49:58" },
  { height:  575788 , difficulty:  2551540 , date:  "2015-07-24 21:52:39" },
  { height:  575789 , difficulty:  2553964 , date:  "2015-07-24 21:52:45" },
  { height:  575790 , difficulty:  2542277 , date:  "2015-07-24 21:52:58" },
  { height:  575791 , difficulty:  2539956 , date:  "2015-07-24 21:53:21" },
  { height:  575792 , difficulty:  2544347 , date:  "2015-07-24 21:53:44" },
  { height:  575793 , difficulty:  2538237 , date:  "2015-07-24 21:55:23" },
  { height:  575794 , difficulty:  2544180 , date:  "2015-07-24 21:55:27" },
  { height:  575795 , difficulty:  2542593 , date:  "2015-07-24 21:56:32" },
  { height:  575796 , difficulty:  2537756 , date:  "2015-07-24 21:58:37" },
  { height:  575797 , difficulty:  2534941 , date:  "2015-07-24 22:00:25" },
  { height:  575798 , difficulty:  2535085 , date:  "2015-07-24 22:00:30" },
  { height:  575799 , difficulty:  2532714 , date:  "2015-07-24 22:01:13" },
  { height:  575800 , difficulty:  2532019 , date:  "2015-07-24 22:01:27" },
  { height:  575801 , difficulty:  2529634 , date:  "2015-07-24 22:01:55" },
  { height:  575802 , difficulty:  2527690 , date:  "2015-07-24 22:04:27" },
  { height:  575803 , difficulty:  2526060 , date:  "2015-07-24 22:05:48" },
  { height:  575804 , difficulty:  2521379 , date:  "2015-07-24 22:06:24" },
  { height:  575805 , difficulty:  2516559 , date:  "2015-07-24 22:06:59" },
  { height:  575806 , difficulty:  2505713 , date:  "2015-07-24 22:07:14" },
  { height:  575807 , difficulty:  2506057 , date:  "2015-07-24 22:09:52" },
  { height:  575808 , difficulty:  2496590 , date:  "2015-07-24 22:10:16" },
  { height:  575809 , difficulty:  2492283 , date:  "2015-07-24 22:11:15" },
  { height:  575810 , difficulty:  2493248 , date:  "2015-07-24 22:11:20" },
  { height:  575811 , difficulty:  2492059 , date:  "2015-07-24 22:11:21" },
  { height:  575812 , difficulty:  2500573 , date:  "2015-07-24 22:12:39" },
  { height:  575813 , difficulty:  2499303 , date:  "2015-07-24 22:13:02" },
  { height:  575814 , difficulty:  2499069 , date:  "2015-07-24 22:13:46" },
  { height:  575815 , difficulty:  2502815 , date:  "2015-07-24 22:13:58" },
  { height:  575816 , difficulty:  2501963 , date:  "2015-07-24 22:15:18" },
  { height:  575817 , difficulty:  2502650 , date:  "2015-07-24 22:15:41" },
  { height:  575818 , difficulty:  2512589 , date:  "2015-07-24 22:16:39" },
  { height:  575819 , difficulty:  2518970 , date:  "2015-07-24 22:17:27" },
  { height:  575820 , difficulty:  2519504 , date:  "2015-07-24 22:19:09" },
  { height:  575821 , difficulty:  2517797 , date:  "2015-07-24 22:19:11" },
  { height:  575822 , difficulty:  2519938 , date:  "2015-07-24 22:19:16" },
  { height:  575823 , difficulty:  2516906 , date:  "2015-07-24 22:19:41" },
  { height:  575824 , difficulty:  2517302 , date:  "2015-07-24 22:20:49" },
  { height:  575825 , difficulty:  2516820 , date:  "2015-07-24 22:21:21" },
  { height:  575826 , difficulty:  2521409 , date:  "2015-07-24 22:22:33" },
  { height:  575827 , difficulty:  2519249 , date:  "2015-07-24 22:22:40" },
  { height:  575828 , difficulty:  2521015 , date:  "2015-07-24 22:24:25" },
  { height:  575829 , difficulty:  2518746 , date:  "2015-07-24 22:24:30" },
  { height:  575830 , difficulty:  2515538 , date:  "2015-07-24 22:24:35" },
  { height:  575831 , difficulty:  2503648 , date:  "2015-07-24 22:24:59" },
  { height:  575832 , difficulty:  2492413 , date:  "2015-07-24 22:25:57" },
  { height:  575833 , difficulty:  2491861 , date:  "2015-07-24 22:27:59" },
  { height:  575834 , difficulty:  2486545 , date:  "2015-07-24 22:28:36" },
  { height:  575835 , difficulty:  2487322 , date:  "2015-07-24 22:28:57" },
  { height:  575836 , difficulty:  2490712 , date:  "2015-07-24 22:29:26" },
  { height:  575837 , difficulty:  2475912 , date:  "2015-07-24 22:30:02" },
  { height:  575838 , difficulty:  2471760 , date:  "2015-07-24 22:32:04" },
  { height:  575839 , difficulty:  2473481 , date:  "2015-07-24 22:32:26" },
  { height:  575840 , difficulty:  2483008 , date:  "2015-07-24 22:32:37" },
  { height:  575841 , difficulty:  2481145 , date:  "2015-07-24 22:32:53" },
  { height:  575842 , difficulty:  2478842 , date:  "2015-07-24 22:34:19" },
  { height:  575843 , difficulty:  2489947 , date:  "2015-07-24 22:34:34" },
  { height:  575844 , difficulty:  2487995 , date:  "2015-07-24 22:35:11" },
  { height:  575845 , difficulty:  2487139 , date:  "2015-07-24 22:35:25" },
  { height:  575846 , difficulty:  2485483 , date:  "2015-07-24 22:35:50" },
  { height:  575847 , difficulty:  2491831 , date:  "2015-07-24 22:37:06" },
  { height:  575848 , difficulty:  2488996 , date:  "2015-07-24 22:37:16" },
  { height:  575849 , difficulty:  2495494 , date:  "2015-07-24 22:38:13" },
  { height:  575850 , difficulty:  2494721 , date:  "2015-07-24 22:38:46" },
  { height:  575851 , difficulty:  2498687 , date:  "2015-07-24 22:38:50" },
  { height:  575852 , difficulty:  2496441 , date:  "2015-07-24 22:39:19" },
  { height:  575853 , difficulty:  2497392 , date:  "2015-07-24 22:40:00" },
  { height:  575854 , difficulty:  2496137 , date:  "2015-07-24 22:41:18" },
  { height:  575855 , difficulty:  2495133 , date:  "2015-07-24 22:41:32" },
  { height:  575856 , difficulty:  2489820 , date:  "2015-07-24 22:41:45" },
  { height:  575857 , difficulty:  2489220 , date:  "2015-07-24 22:42:37" },
  { height:  575858 , difficulty:  2488537 , date:  "2015-07-24 22:43:02" },
  { height:  575859 , difficulty:  2489321 , date:  "2015-07-24 22:44:30" },
  { height:  575860 , difficulty:  2492380 , date:  "2015-07-24 22:45:36" },
  { height:  575861 , difficulty:  2490064 , date:  "2015-07-24 22:46:53" },
  { height:  575862 , difficulty:  2488569 , date:  "2015-07-24 22:47:17" },
  { height:  575863 , difficulty:  2487811 , date:  "2015-07-24 22:50:49" },
  { height:  575864 , difficulty:  2481047 , date:  "2015-07-24 22:53:17" },
  { height:  575865 , difficulty:  2488625 , date:  "2015-07-24 22:54:08" },
  { height:  575866 , difficulty:  2488775 , date:  "2015-07-24 22:54:10" },
  { height:  575867 , difficulty:  2487684 , date:  "2015-07-24 22:54:21" },
  { height:  575868 , difficulty:  2485859 , date:  "2015-07-24 22:54:40" },
  { height:  575869 , difficulty:  2480640 , date:  "2015-07-24 22:54:43" },
  { height:  575870 , difficulty:  2480283 , date:  "2015-07-24 22:57:13" },
  { height:  575871 , difficulty:  2480788 , date:  "2015-07-24 22:58:43" },
  { height:  575872 , difficulty:  2476337 , date:  "2015-07-24 22:58:45" },
  { height:  575873 , difficulty:  2469703 , date:  "2015-07-24 22:59:04" },
  { height:  575874 , difficulty:  2472621 , date:  "2015-07-24 22:59:49" },
  { height:  575875 , difficulty:  2473408 , date:  "2015-07-24 22:59:52" },
  { height:  575876 , difficulty:  2473583 , date:  "2015-07-24 22:59:55" },
  { height:  575877 , difficulty:  2490067 , date:  "2015-07-24 23:00:32" },
  { height:  575878 , difficulty:  2481001 , date:  "2015-07-24 23:01:41" },
  { height:  575879 , difficulty:  2479260 , date:  "2015-07-24 23:02:53" },
  { height:  575880 , difficulty:  2476599 , date:  "2015-07-24 23:02:53" },
  { height:  575881 , difficulty:  2475400 , date:  "2015-07-24 23:02:58" },
  { height:  575882 , difficulty:  2484665 , date:  "2015-07-24 23:02:59" },
  { height:  575883 , difficulty:  2476020 , date:  "2015-07-24 23:03:25" },
  { height:  575884 , difficulty:  2477923 , date:  "2015-07-24 23:03:28" },
  { height:  575885 , difficulty:  2483941 , date:  "2015-07-24 23:03:34" },
  { height:  575886 , difficulty:  2492291 , date:  "2015-07-24 23:04:03" },
  { height:  575887 , difficulty:  2491786 , date:  "2015-07-24 23:04:15" },
  { height:  575888 , difficulty:  2488651 , date:  "2015-07-24 23:04:27" },
  { height:  575889 , difficulty:  2487058 , date:  "2015-07-24 23:05:31" },
  { height:  575890 , difficulty:  2483712 , date:  "2015-07-24 23:05:42" },
  { height:  575891 , difficulty:  2499179 , date:  "2015-07-24 23:06:11" },
  { height:  575892 , difficulty:  2498054 , date:  "2015-07-24 23:06:34" },
  { height:  575893 , difficulty:  2502569 , date:  "2015-07-24 23:07:44" },
  { height:  575894 , difficulty:  2499467 , date:  "2015-07-24 23:08:44" },
  { height:  575895 , difficulty:  2498210 , date:  "2015-07-24 23:08:48" },
  { height:  575896 , difficulty:  2495704 , date:  "2015-07-24 23:09:06" },
  { height:  575897 , difficulty:  2496258 , date:  "2015-07-24 23:14:27" },
  { height:  575898 , difficulty:  2499447 , date:  "2015-07-24 23:15:52" },
  { height:  575899 , difficulty:  2497487 , date:  "2015-07-24 23:16:06" },
  { height:  575900 , difficulty:  2499099 , date:  "2015-07-24 23:17:20" },
  { height:  575901 , difficulty:  2505544 , date:  "2015-07-24 23:21:33" },
  { height:  575902 , difficulty:  2500556 , date:  "2015-07-24 23:21:53" },
  { height:  575903 , difficulty:  2499834 , date:  "2015-07-24 23:22:01" },
  { height:  575904 , difficulty:  2494786 , date:  "2015-07-24 23:22:05" },
  { height:  575905 , difficulty:  2511295 , date:  "2015-07-24 23:22:14" },
  { height:  575906 , difficulty:  2513024 , date:  "2015-07-24 23:22:40" },
  { height:  575907 , difficulty:  2515557 , date:  "2015-07-24 23:22:49" },
  { height:  575908 , difficulty:  2520635 , date:  "2015-07-24 23:22:52" },
  { height:  575909 , difficulty:  2518504 , date:  "2015-07-24 23:24:10" },
  { height:  575910 , difficulty:  2519292 , date:  "2015-07-24 23:26:58" },
  { height:  575911 , difficulty:  2518171 , date:  "2015-07-24 23:28:41" },
  { height:  575912 , difficulty:  2516680 , date:  "2015-07-24 23:29:27" },
  { height:  575913 , difficulty:  2513639 , date:  "2015-07-24 23:30:12" },
  { height:  575914 , difficulty:  2505197 , date:  "2015-07-24 23:32:31" },
  { height:  575915 , difficulty:  2509383 , date:  "2015-07-24 23:33:02" },
  { height:  575916 , difficulty:  2515205 , date:  "2015-07-24 23:33:06" },
  { height:  575917 , difficulty:  2513516 , date:  "2015-07-24 23:36:19" },
  { height:  575918 , difficulty:  2509397 , date:  "2015-07-24 23:36:28" },
  { height:  575919 , difficulty:  2529437 , date:  "2015-07-24 23:36:34" },
  { height:  575920 , difficulty:  2534535 , date:  "2015-07-24 23:39:18" },
  { height:  575921 , difficulty:  2552624 , date:  "2015-07-24 23:39:33" },
  { height:  575922 , difficulty:  2551944 , date:  "2015-07-24 23:39:40" },
  { height:  575923 , difficulty:  2553533 , date:  "2015-07-24 23:39:52" },
  { height:  575924 , difficulty:  2552152 , date:  "2015-07-24 23:39:59" },
  { height:  575925 , difficulty:  2551237 , date:  "2015-07-24 23:40:48" },
  { height:  575926 , difficulty:  2548868 , date:  "2015-07-24 23:40:52" },
  { height:  575927 , difficulty:  2548676 , date:  "2015-07-24 23:41:58" },
  { height:  575928 , difficulty:  2547216 , date:  "2015-07-24 23:42:46" },
  { height:  575929 , difficulty:  2551558 , date:  "2015-07-24 23:42:51" },
  { height:  575930 , difficulty:  2548366 , date:  "2015-07-24 23:42:54" },
  { height:  575931 , difficulty:  2560312 , date:  "2015-07-24 23:43:23" },
  { height:  575932 , difficulty:  2559131 , date:  "2015-07-24 23:44:21" },
  { height:  575933 , difficulty:  2560673 , date:  "2015-07-24 23:46:16" },
  { height:  575934 , difficulty:  2560128 , date:  "2015-07-24 23:46:41" },
  { height:  575935 , difficulty:  2563512 , date:  "2015-07-24 23:47:12" },
  { height:  575936 , difficulty:  2560389 , date:  "2015-07-24 23:48:19" },
  { height:  575937 , difficulty:  2572037 , date:  "2015-07-24 23:48:39" },
  { height:  575938 , difficulty:  2570361 , date:  "2015-07-24 23:48:40" },
  { height:  575939 , difficulty:  2556261 , date:  "2015-07-24 23:50:02" },
  { height:  575940 , difficulty:  2545648 , date:  "2015-07-24 23:50:02" },
  { height:  575941 , difficulty:  2543873 , date:  "2015-07-24 23:50:21" },
  { height:  575942 , difficulty:  2551941 , date:  "2015-07-24 23:50:52" },
  { height:  575943 , difficulty:  2551415 , date:  "2015-07-24 23:51:33" },
  { height:  575944 , difficulty:  2563805 , date:  "2015-07-24 23:51:38" },
  { height:  575945 , difficulty:  2566335 , date:  "2015-07-24 23:53:54" },
  { height:  575946 , difficulty:  2560551 , date:  "2015-07-24 23:55:17" },
  { height:  575947 , difficulty:  2553802 , date:  "2015-07-24 23:56:05" },
  { height:  575948 , difficulty:  2563130 , date:  "2015-07-24 23:56:38" },
  { height:  575949 , difficulty:  2562898 , date:  "2015-07-24 23:57:22" },
  { height:  575950 , difficulty:  2559594 , date:  "2015-07-24 23:57:48" },
  { height:  575951 , difficulty:  2560112 , date:  "2015-07-24 23:58:01" },
  { height:  575952 , difficulty:  2559028 , date:  "2015-07-24 23:58:16" },
  { height:  575953 , difficulty:  2568690 , date:  "2015-07-24 23:59:20" },
  { height:  575954 , difficulty:  2565632 , date:  "2015-07-24 23:59:29" },
  { height:  575955 , difficulty:  2561374 , date:  "2015-07-25 00:00:33" },
  { height:  575956 , difficulty:  2562749 , date:  "2015-07-25 00:03:03" },
  { height:  575957 , difficulty:  2562291 , date:  "2015-07-25 00:03:05" },
  { height:  575958 , difficulty:  2569010 , date:  "2015-07-25 00:03:42" },
  { height:  575959 , difficulty:  2567485 , date:  "2015-07-25 00:04:30" },
  { height:  575960 , difficulty:  2566701 , date:  "2015-07-25 00:04:41" },
  { height:  575961 , difficulty:  2565530 , date:  "2015-07-25 00:04:46" },
  { height:  575962 , difficulty:  2565268 , date:  "2015-07-25 00:04:51" },
  { height:  575963 , difficulty:  2565475 , date:  "2015-07-25 00:04:59" },
  { height:  575964 , difficulty:  2564590 , date:  "2015-07-25 00:06:53" },
  { height:  575965 , difficulty:  2559716 , date:  "2015-07-25 00:08:40" },
  { height:  575966 , difficulty:  2560424 , date:  "2015-07-25 00:10:43" },
  { height:  575967 , difficulty:  2559645 , date:  "2015-07-25 00:11:05" },
  { height:  575968 , difficulty:  2558468 , date:  "2015-07-25 00:13:08" },
  { height:  575969 , difficulty:  2569604 , date:  "2015-07-25 00:14:16" },
  { height:  575970 , difficulty:  2570335 , date:  "2015-07-25 00:15:05" },
  { height:  575971 , difficulty:  2579998 , date:  "2015-07-25 00:15:19" },
  { height:  575972 , difficulty:  2579159 , date:  "2015-07-25 00:17:34" },
  { height:  575973 , difficulty:  2570610 , date:  "2015-07-25 00:17:36" },
  { height:  575974 , difficulty:  2564222 , date:  "2015-07-25 00:17:46" },
  { height:  575975 , difficulty:  2564410 , date:  "2015-07-25 00:19:55" },
  { height:  575976 , difficulty:  2564267 , date:  "2015-07-25 00:20:20" },
  { height:  575977 , difficulty:  2547792 , date:  "2015-07-25 00:21:41" },
  { height:  575978 , difficulty:  2545855 , date:  "2015-07-25 00:22:42" },
  { height:  575979 , difficulty:  2550126 , date:  "2015-07-25 00:25:15" },
  { height:  575980 , difficulty:  2558252 , date:  "2015-07-25 00:25:31" },
  { height:  575981 , difficulty:  2559180 , date:  "2015-07-25 00:25:34" },
  { height:  575982 , difficulty:  2568529 , date:  "2015-07-25 00:27:06" },
  { height:  575983 , difficulty:  2576031 , date:  "2015-07-25 00:29:17" },
  { height:  575984 , difficulty:  2576254 , date:  "2015-07-25 00:29:33" },
  { height:  575985 , difficulty:  2570603 , date:  "2015-07-25 00:30:15" },
  { height:  575986 , difficulty:  2562060 , date:  "2015-07-25 00:30:26" },
  { height:  575987 , difficulty:  2555523 , date:  "2015-07-25 00:31:25" },
  { height:  575988 , difficulty:  2555861 , date:  "2015-07-25 00:31:50" },
  { height:  575989 , difficulty:  2553893 , date:  "2015-07-25 00:32:12" },
  { height:  575990 , difficulty:  2547593 , date:  "2015-07-25 00:32:14" },
  { height:  575991 , difficulty:  2549920 , date:  "2015-07-25 00:33:01" },
  { height:  575992 , difficulty:  2549008 , date:  "2015-07-25 00:33:03" },
  { height:  575993 , difficulty:  2535577 , date:  "2015-07-25 00:33:12" },
  { height:  575994 , difficulty:  2536107 , date:  "2015-07-25 00:34:37" },
  { height:  575995 , difficulty:  2542112 , date:  "2015-07-25 00:37:32" },
  { height:  575996 , difficulty:  2534243 , date:  "2015-07-25 00:37:39" },
  { height:  575997 , difficulty:  2536643 , date:  "2015-07-25 00:38:46" },
  { height:  575998 , difficulty:  2557020 , date:  "2015-07-25 00:39:06" },
  { height:  575999 , difficulty:  2557176 , date:  "2015-07-25 00:40:27" },
  { height:  576000 , difficulty:  2564882 , date:  "2015-07-25 00:40:43" },
  { height:  576001 , difficulty:  2561967 , date:  "2015-07-25 00:42:20" },
  { height:  576002 , difficulty:  2572123 , date:  "2015-07-25 00:44:19" },
  { height:  576003 , difficulty:  2569740 , date:  "2015-07-25 00:45:04" },
  { height:  576004 , difficulty:  2573073 , date:  "2015-07-25 00:45:16" },
  { height:  576005 , difficulty:  2574302 , date:  "2015-07-25 00:45:41" },
  { height:  576006 , difficulty:  2587439 , date:  "2015-07-25 00:47:50" },
  { height:  576007 , difficulty:  2601889 , date:  "2015-07-25 00:48:10" },
  { height:  576008 , difficulty:  2598832 , date:  "2015-07-25 00:49:58" },
  { height:  576009 , difficulty:  2591733 , date:  "2015-07-25 00:52:16" },
  { height:  576010 , difficulty:  2591920 , date:  "2015-07-25 00:52:46" },
  { height:  576011 , difficulty:  2602513 , date:  "2015-07-25 00:53:28" },
  { height:  576012 , difficulty:  2606389 , date:  "2015-07-25 00:54:23" },
  { height:  576013 , difficulty:  2605508 , date:  "2015-07-25 00:55:33" },
  { height:  576014 , difficulty:  2610065 , date:  "2015-07-25 00:57:26" },
  { height:  576015 , difficulty:  2605181 , date:  "2015-07-25 00:59:12" },
  { height:  576016 , difficulty:  2611174 , date:  "2015-07-25 00:59:57" },
  { height:  576017 , difficulty:  2609152 , date:  "2015-07-25 01:03:12" },
  { height:  576018 , difficulty:  2607022 , date:  "2015-07-25 01:04:08" },
  { height:  576019 , difficulty:  2610693 , date:  "2015-07-25 01:04:30" },
  { height:  576020 , difficulty:  2609845 , date:  "2015-07-25 01:05:52" },
  { height:  576021 , difficulty:  2600930 , date:  "2015-07-25 01:06:03" },
  { height:  576022 , difficulty:  2600277 , date:  "2015-07-25 01:06:05" },
  { height:  576023 , difficulty:  2601377 , date:  "2015-07-25 01:06:43" },
  { height:  576024 , difficulty:  2600737 , date:  "2015-07-25 01:06:44" },
  { height:  576025 , difficulty:  2602856 , date:  "2015-07-25 01:07:16" },
  { height:  576026 , difficulty:  2602917 , date:  "2015-07-25 01:10:05" },
  { height:  576027 , difficulty:  2601702 , date:  "2015-07-25 01:12:25" },
  { height:  576028 , difficulty:  2600118 , date:  "2015-07-25 01:12:36" },
  { height:  576029 , difficulty:  2598212 , date:  "2015-07-25 01:12:38" },
  { height:  576030 , difficulty:  2599338 , date:  "2015-07-25 01:13:07" },
  { height:  576031 , difficulty:  2606343 , date:  "2015-07-25 01:13:19" },
  { height:  576032 , difficulty:  2598660 , date:  "2015-07-25 01:13:26" },
  { height:  576033 , difficulty:  2608420 , date:  "2015-07-25 01:13:32" },
  { height:  576034 , difficulty:  2615985 , date:  "2015-07-25 01:15:15" },
  { height:  576035 , difficulty:  2616407 , date:  "2015-07-25 01:15:20" },
  { height:  576036 , difficulty:  2638815 , date:  "2015-07-25 01:15:43" },
  { height:  576037 , difficulty:  2639821 , date:  "2015-07-25 01:15:52" },
  { height:  576038 , difficulty:  2639079 , date:  "2015-07-25 01:16:19" },
  { height:  576039 , difficulty:  2638113 , date:  "2015-07-25 01:16:36" },
  { height:  576040 , difficulty:  2646884 , date:  "2015-07-25 01:16:56" },
  { height:  576041 , difficulty:  2638354 , date:  "2015-07-25 01:16:58" },
  { height:  576042 , difficulty:  2639488 , date:  "2015-07-25 01:17:14" },
  { height:  576043 , difficulty:  2643846 , date:  "2015-07-25 01:17:38" },
  { height:  576044 , difficulty:  2638751 , date:  "2015-07-25 01:18:08" },
  { height:  576045 , difficulty:  2643594 , date:  "2015-07-25 01:18:11" },
  { height:  576046 , difficulty:  2639642 , date:  "2015-07-25 01:18:28" },
  { height:  576047 , difficulty:  2644082 , date:  "2015-07-25 01:20:33" },
  { height:  576048 , difficulty:  2634814 , date:  "2015-07-25 01:20:36" },
  { height:  576049 , difficulty:  2634047 , date:  "2015-07-25 01:20:39" },
  { height:  576050 , difficulty:  2639115 , date:  "2015-07-25 01:21:26" },
  { height:  576051 , difficulty:  2632563 , date:  "2015-07-25 01:23:25" },
  { height:  576052 , difficulty:  2631532 , date:  "2015-07-25 01:23:25" },
  { height:  576053 , difficulty:  2627491 , date:  "2015-07-25 01:25:09" },
  { height:  576054 , difficulty:  2627083 , date:  "2015-07-25 01:25:11" },
  { height:  576055 , difficulty:  2637628 , date:  "2015-07-25 01:30:20" },
  { height:  576056 , difficulty:  2637916 , date:  "2015-07-25 01:30:26" },
  { height:  576057 , difficulty:  2637842 , date:  "2015-07-25 01:30:35" },
  { height:  576058 , difficulty:  2636560 , date:  "2015-07-25 01:30:43" },
  { height:  576059 , difficulty:  2628873 , date:  "2015-07-25 01:32:35" },
  { height:  576060 , difficulty:  2631919 , date:  "2015-07-25 01:33:21" },
  { height:  576061 , difficulty:  2629625 , date:  "2015-07-25 01:33:30" },
  { height:  576062 , difficulty:  2630464 , date:  "2015-07-25 01:35:10" },
  { height:  576063 , difficulty:  2626110 , date:  "2015-07-25 01:35:15" },
  { height:  576064 , difficulty:  2627732 , date:  "2015-07-25 01:35:37" },
  { height:  576065 , difficulty:  2625783 , date:  "2015-07-25 01:35:56" },
  { height:  576066 , difficulty:  2629296 , date:  "2015-07-25 01:36:12" },
  { height:  576067 , difficulty:  2629900 , date:  "2015-07-25 01:36:48" },
  { height:  576068 , difficulty:  2641363 , date:  "2015-07-25 01:37:33" },
  { height:  576069 , difficulty:  2641863 , date:  "2015-07-25 01:38:39" },
  { height:  576070 , difficulty:  2642291 , date:  "2015-07-25 01:40:07" },
  { height:  576071 , difficulty:  2628771 , date:  "2015-07-25 01:40:14" },
  { height:  576072 , difficulty:  2635054 , date:  "2015-07-25 01:40:50" },
  { height:  576073 , difficulty:  2635558 , date:  "2015-07-25 01:43:42" },
  { height:  576074 , difficulty:  2635107 , date:  "2015-07-25 01:43:43" },
  { height:  576075 , difficulty:  2630034 , date:  "2015-07-25 01:45:07" },
  { height:  576076 , difficulty:  2628367 , date:  "2015-07-25 01:46:00" },
  { height:  576077 , difficulty:  2631165 , date:  "2015-07-25 01:46:29" },
  { height:  576078 , difficulty:  2639455 , date:  "2015-07-25 01:46:44" },
  { height:  576079 , difficulty:  2670354 , date:  "2015-07-25 01:48:09" },
  { height:  576080 , difficulty:  2680972 , date:  "2015-07-25 01:48:33" },
  { height:  576081 , difficulty:  2679979 , date:  "2015-07-25 01:48:36" },
  { height:  576082 , difficulty:  2677057 , date:  "2015-07-25 01:48:38" },
  { height:  576083 , difficulty:  2678595 , date:  "2015-07-25 01:49:16" },
  { height:  576084 , difficulty:  2670561 , date:  "2015-07-25 01:50:08" },
  { height:  576085 , difficulty:  2661435 , date:  "2015-07-25 01:50:10" },
  { height:  576086 , difficulty:  2658884 , date:  "2015-07-25 01:50:45" },
  { height:  576087 , difficulty:  2687684 , date:  "2015-07-25 01:51:48" },
  { height:  576088 , difficulty:  2689441 , date:  "2015-07-25 01:51:52" },
  { height:  576089 , difficulty:  2691275 , date:  "2015-07-25 01:52:41" },
  { height:  576090 , difficulty:  2685337 , date:  "2015-07-25 01:53:07" },
  { height:  576091 , difficulty:  2684996 , date:  "2015-07-25 01:53:54" },
  { height:  576092 , difficulty:  2681603 , date:  "2015-07-25 01:56:01" },
  { height:  576093 , difficulty:  2670607 , date:  "2015-07-25 01:56:27" },
  { height:  576094 , difficulty:  2666237 , date:  "2015-07-25 01:56:53" },
  { height:  576095 , difficulty:  2666575 , date:  "2015-07-25 01:56:59" },
  { height:  576096 , difficulty:  2660271 , date:  "2015-07-25 01:57:20" },
  { height:  576097 , difficulty:  2679092 , date:  "2015-07-25 01:57:58" },
  { height:  576098 , difficulty:  2680402 , date:  "2015-07-25 01:58:52" },
  { height:  576099 , difficulty:  2688321 , date:  "2015-07-25 01:59:02" },
  { height:  576100 , difficulty:  2692495 , date:  "2015-07-25 02:00:52" },
  { height:  576101 , difficulty:  2698788 , date:  "2015-07-25 02:01:02" },
  { height:  576102 , difficulty:  2685930 , date:  "2015-07-25 02:01:14" },
  { height:  576103 , difficulty:  2707868 , date:  "2015-07-25 02:01:33" },
  { height:  576104 , difficulty:  2708432 , date:  "2015-07-25 02:02:54" },
  { height:  576105 , difficulty:  2714320 , date:  "2015-07-25 02:03:00" },
  { height:  576106 , difficulty:  2716767 , date:  "2015-07-25 02:03:11" },
  { height:  576107 , difficulty:  2717508 , date:  "2015-07-25 02:05:49" },
  { height:  576108 , difficulty:  2717690 , date:  "2015-07-25 02:05:51" },
  { height:  576109 , difficulty:  2720108 , date:  "2015-07-25 02:06:40" },
  { height:  576110 , difficulty:  2730965 , date:  "2015-07-25 02:08:25" },
  { height:  576111 , difficulty:  2730261 , date:  "2015-07-25 02:11:24" },
  { height:  576112 , difficulty:  2735456 , date:  "2015-07-25 02:12:12" },
  { height:  576113 , difficulty:  2739306 , date:  "2015-07-25 02:16:23" },
  { height:  576114 , difficulty:  2748071 , date:  "2015-07-25 02:16:49" },
  { height:  576115 , difficulty:  2752018 , date:  "2015-07-25 02:17:22" },
  { height:  576116 , difficulty:  2754484 , date:  "2015-07-25 02:17:43" },
  { height:  576117 , difficulty:  2754184 , date:  "2015-07-25 02:20:08" },
  { height:  576118 , difficulty:  2759094 , date:  "2015-07-25 02:20:09" },
  { height:  576119 , difficulty:  2758505 , date:  "2015-07-25 02:20:56" },
  { height:  576120 , difficulty:  2771603 , date:  "2015-07-25 02:21:41" },
  { height:  576121 , difficulty:  2783694 , date:  "2015-07-25 02:21:45" },
  { height:  576122 , difficulty:  2786565 , date:  "2015-07-25 02:22:18" },
  { height:  576123 , difficulty:  2785631 , date:  "2015-07-25 02:22:27" },
  { height:  576124 , difficulty:  2785180 , date:  "2015-07-25 02:25:37" },
  { height:  576125 , difficulty:  2790871 , date:  "2015-07-25 02:25:45" },
  { height:  576126 , difficulty:  2803968 , date:  "2015-07-25 02:25:51" },
  { height:  576127 , difficulty:  2798535 , date:  "2015-07-25 02:26:33" },
  { height:  576128 , difficulty:  2800137 , date:  "2015-07-25 02:26:38" },
  { height:  576129 , difficulty:  2793536 , date:  "2015-07-25 02:26:51" },
  { height:  576130 , difficulty:  2794547 , date:  "2015-07-25 02:29:50" },
  { height:  576131 , difficulty:  2772976 , date:  "2015-07-25 02:30:22" },
  { height:  576132 , difficulty:  2776242 , date:  "2015-07-25 02:31:14" },
  { height:  576133 , difficulty:  2775300 , date:  "2015-07-25 02:31:59" },
  { height:  576134 , difficulty:  2792352 , date:  "2015-07-25 02:34:09" },
  { height:  576135 , difficulty:  2786486 , date:  "2015-07-25 02:34:14" },
  { height:  576136 , difficulty:  2784609 , date:  "2015-07-25 02:35:12" },
  { height:  576137 , difficulty:  2785721 , date:  "2015-07-25 02:38:30" },
  { height:  576138 , difficulty:  2780367 , date:  "2015-07-25 02:38:32" },
  { height:  576139 , difficulty:  2784124 , date:  "2015-07-25 02:41:53" },
  { height:  576140 , difficulty:  2784447 , date:  "2015-07-25 02:42:07" },
  { height:  576141 , difficulty:  2783188 , date:  "2015-07-25 02:42:55" },
  { height:  576142 , difficulty:  2781859 , date:  "2015-07-25 02:44:51" },
  { height:  576143 , difficulty:  2789344 , date:  "2015-07-25 02:45:44" },
  { height:  576144 , difficulty:  2793813 , date:  "2015-07-25 02:45:56" },
  { height:  576145 , difficulty:  2793609 , date:  "2015-07-25 02:46:23" },
  { height:  576146 , difficulty:  2793586 , date:  "2015-07-25 02:47:30" },
  { height:  576147 , difficulty:  2814505 , date:  "2015-07-25 02:47:34" },
  { height:  576148 , difficulty:  2811321 , date:  "2015-07-25 02:48:20" },
  { height:  576149 , difficulty:  2811367 , date:  "2015-07-25 02:53:29" },
  { height:  576150 , difficulty:  2815990 , date:  "2015-07-25 02:53:42" },
  { height:  576151 , difficulty:  2814048 , date:  "2015-07-25 02:55:05" },
  { height:  576152 , difficulty:  2813547 , date:  "2015-07-25 02:55:16" },
  { height:  576153 , difficulty:  2830319 , date:  "2015-07-25 02:55:59" },
  { height:  576154 , difficulty:  2830909 , date:  "2015-07-25 02:56:58" },
  { height:  576155 , difficulty:  2824828 , date:  "2015-07-25 02:57:25" },
  { height:  576156 , difficulty:  2825556 , date:  "2015-07-25 02:58:33" },
  { height:  576157 , difficulty:  2833144 , date:  "2015-07-25 02:59:04" },
  { height:  576158 , difficulty:  2833005 , date:  "2015-07-25 03:00:03" },
  { height:  576159 , difficulty:  2833220 , date:  "2015-07-25 03:01:03" },
  { height:  576160 , difficulty:  2832903 , date:  "2015-07-25 03:01:28" },
  { height:  576161 , difficulty:  2847456 , date:  "2015-07-25 03:01:45" },
  { height:  576162 , difficulty:  2846053 , date:  "2015-07-25 03:02:35" },
  { height:  576163 , difficulty:  2854699 , date:  "2015-07-25 03:03:20" },
  { height:  576164 , difficulty:  2887561 , date:  "2015-07-25 03:03:25" },
  { height:  576165 , difficulty:  2884174 , date:  "2015-07-25 03:03:42" },
  { height:  576166 , difficulty:  2896650 , date:  "2015-07-25 03:04:19" },
  { height:  576167 , difficulty:  2905243 , date:  "2015-07-25 03:04:25" },
  { height:  576168 , difficulty:  2893864 , date:  "2015-07-25 03:04:33" },
  { height:  576169 , difficulty:  2925296 , date:  "2015-07-25 03:05:31" },
  { height:  576170 , difficulty:  2927648 , date:  "2015-07-25 03:06:06" },
  { height:  576171 , difficulty:  2937220 , date:  "2015-07-25 03:06:10" },
  { height:  576172 , difficulty:  2937150 , date:  "2015-07-25 03:06:32" },
  { height:  576173 , difficulty:  2934911 , date:  "2015-07-25 03:07:27" },
  { height:  576174 , difficulty:  2944555 , date:  "2015-07-25 03:08:19" },
  { height:  576175 , difficulty:  2943623 , date:  "2015-07-25 03:09:38" },
  { height:  576176 , difficulty:  2945873 , date:  "2015-07-25 03:10:24" },
  { height:  576177 , difficulty:  2951803 , date:  "2015-07-25 03:10:25" },
  { height:  576178 , difficulty:  2951073 , date:  "2015-07-25 03:10:42" },
  { height:  576179 , difficulty:  2956153 , date:  "2015-07-25 03:11:43" },
  { height:  576180 , difficulty:  2969373 , date:  "2015-07-25 03:12:41" },
  { height:  576181 , difficulty:  2969215 , date:  "2015-07-25 03:13:45" },
  { height:  576182 , difficulty:  2969307 , date:  "2015-07-25 03:14:35" },
  { height:  576183 , difficulty:  2961932 , date:  "2015-07-25 03:15:50" },
  { height:  576184 , difficulty:  2971579 , date:  "2015-07-25 03:16:28" },
  { height:  576185 , difficulty:  2976146 , date:  "2015-07-25 03:18:39" },
  { height:  576186 , difficulty:  2966332 , date:  "2015-07-25 03:19:34" },
  { height:  576187 , difficulty:  2951417 , date:  "2015-07-25 03:19:47" },
  { height:  576188 , difficulty:  2948659 , date:  "2015-07-25 03:20:38" },
  { height:  576189 , difficulty:  2925535 , date:  "2015-07-25 03:20:43" },
  { height:  576190 , difficulty:  2923516 , date:  "2015-07-25 03:20:56" },
  { height:  576191 , difficulty:  2929703 , date:  "2015-07-25 03:21:01" },
  { height:  576192 , difficulty:  2932318 , date:  "2015-07-25 03:24:02" },
  { height:  576193 , difficulty:  2923131 , date:  "2015-07-25 03:24:48" },
  { height:  576194 , difficulty:  2932482 , date:  "2015-07-25 03:27:21" },
  { height:  576195 , difficulty:  2928365 , date:  "2015-07-25 03:27:24" },
  { height:  576196 , difficulty:  2926419 , date:  "2015-07-25 03:30:24" },
  { height:  576197 , difficulty:  2926357 , date:  "2015-07-25 03:33:16" },
  { height:  576198 , difficulty:  2929804 , date:  "2015-07-25 03:33:22" },
  { height:  576199 , difficulty:  2939377 , date:  "2015-07-25 03:34:02" },
  { height:  576200 , difficulty:  2922151 , date:  "2015-07-25 03:34:33" },
  { height:  576201 , difficulty:  2925296 , date:  "2015-07-25 03:35:54" },
  { height:  576202 , difficulty:  2928680 , date:  "2015-07-25 03:37:58" },
  { height:  576203 , difficulty:  2926525 , date:  "2015-07-25 03:38:20" },
  { height:  576204 , difficulty:  2931464 , date:  "2015-07-25 03:38:38" },
  { height:  576205 , difficulty:  2937420 , date:  "2015-07-25 03:39:13" },
  { height:  576206 , difficulty:  2930970 , date:  "2015-07-25 03:39:37" },
  { height:  576207 , difficulty:  2955906 , date:  "2015-07-25 03:39:53" },
  { height:  576208 , difficulty:  2952336 , date:  "2015-07-25 03:40:00" },
  { height:  576209 , difficulty:  2961970 , date:  "2015-07-25 03:41:10" },
  { height:  576210 , difficulty:  2950717 , date:  "2015-07-25 03:41:15" },
  { height:  576211 , difficulty:  2975431 , date:  "2015-07-25 03:41:24" },
  { height:  576212 , difficulty:  2973323 , date:  "2015-07-25 03:42:09" },
  { height:  576213 , difficulty:  2958074 , date:  "2015-07-25 03:42:15" },
  { height:  576214 , difficulty:  2972675 , date:  "2015-07-25 03:42:52" },
  { height:  576215 , difficulty:  2958077 , date:  "2015-07-25 03:43:25" },
  { height:  576216 , difficulty:  2962361 , date:  "2015-07-25 03:43:36" },
  { height:  576217 , difficulty:  2967412 , date:  "2015-07-25 03:46:05" },
  { height:  576218 , difficulty:  2959052 , date:  "2015-07-25 03:47:17" },
  { height:  576219 , difficulty:  2956393 , date:  "2015-07-25 03:49:27" },
  { height:  576220 , difficulty:  2968250 , date:  "2015-07-25 03:49:55" },
  { height:  576221 , difficulty:  2966999 , date:  "2015-07-25 03:50:26" },
  { height:  576222 , difficulty:  2974662 , date:  "2015-07-25 03:51:56" },
  { height:  576223 , difficulty:  2984235 , date:  "2015-07-25 03:52:41" },
  { height:  576224 , difficulty:  2984171 , date:  "2015-07-25 03:53:24" },
  { height:  576225 , difficulty:  2963425 , date:  "2015-07-25 03:53:42" },
  { height:  576226 , difficulty:  2962918 , date:  "2015-07-25 03:54:32" },
  { height:  576227 , difficulty:  2958347 , date:  "2015-07-25 03:54:38" },
  { height:  576228 , difficulty:  2957639 , date:  "2015-07-25 03:54:52" },
  { height:  576229 , difficulty:  2954536 , date:  "2015-07-25 03:56:32" },
  { height:  576230 , difficulty:  2953961 , date:  "2015-07-25 03:56:36" },
  { height:  576231 , difficulty:  2962575 , date:  "2015-07-25 03:57:10" },
  { height:  576232 , difficulty:  2958679 , date:  "2015-07-25 03:58:17" },
  { height:  576233 , difficulty:  2958476 , date:  "2015-07-25 03:58:21" },
  { height:  576234 , difficulty:  2973656 , date:  "2015-07-25 04:00:20" },
  { height:  576235 , difficulty:  2974203 , date:  "2015-07-25 04:00:29" },
  { height:  576236 , difficulty:  2974468 , date:  "2015-07-25 04:00:30" },
  { height:  576237 , difficulty:  2975724 , date:  "2015-07-25 04:00:47" },
  { height:  576238 , difficulty:  2971284 , date:  "2015-07-25 04:06:44" },
  { height:  576239 , difficulty:  2970298 , date:  "2015-07-25 04:08:35" },
  { height:  576240 , difficulty:  2975397 , date:  "2015-07-25 04:09:05" },
  { height:  576241 , difficulty:  2980590 , date:  "2015-07-25 04:09:07" },
  { height:  576242 , difficulty:  2983171 , date:  "2015-07-25 04:15:15" },
  { height:  576243 , difficulty:  2985216 , date:  "2015-07-25 04:15:17" },
  { height:  576244 , difficulty:  2987143 , date:  "2015-07-25 04:17:29" },
  { height:  576245 , difficulty:  2993783 , date:  "2015-07-25 04:17:46" },
  { height:  576246 , difficulty:  3001123 , date:  "2015-07-25 04:18:15" },
  { height:  576247 , difficulty:  3001444 , date:  "2015-07-25 04:18:57" },
  { height:  576248 , difficulty:  3014456 , date:  "2015-07-25 04:19:17" },
  { height:  576249 , difficulty:  3012037 , date:  "2015-07-25 04:24:12" },
  { height:  576250 , difficulty:  3009273 , date:  "2015-07-25 04:24:34" },
  { height:  576251 , difficulty:  3029811 , date:  "2015-07-25 04:24:37" },
  { height:  576252 , difficulty:  3031919 , date:  "2015-07-25 04:24:42" },
  { height:  576253 , difficulty:  3037997 , date:  "2015-07-25 04:25:13" },
  { height:  576254 , difficulty:  3039441 , date:  "2015-07-25 04:26:17" },
  { height:  576255 , difficulty:  3038432 , date:  "2015-07-25 04:27:23" },
  { height:  576256 , difficulty:  3041823 , date:  "2015-07-25 04:31:10" },
  { height:  576257 , difficulty:  3064389 , date:  "2015-07-25 04:31:15" },
  { height:  576258 , difficulty:  3065911 , date:  "2015-07-25 04:32:52" },
  { height:  576259 , difficulty:  3060000 , date:  "2015-07-25 04:36:18" },
  { height:  576260 , difficulty:  3057340 , date:  "2015-07-25 04:36:57" },
  { height:  576261 , difficulty:  3045350 , date:  "2015-07-25 04:38:03" },
  { height:  576262 , difficulty:  3044882 , date:  "2015-07-25 04:39:12" },
  { height:  576263 , difficulty:  3049238 , date:  "2015-07-25 04:39:17" },
  { height:  576264 , difficulty:  3053402 , date:  "2015-07-25 04:39:42" },
  { height:  576265 , difficulty:  3058623 , date:  "2015-07-25 04:41:15" },
  { height:  576266 , difficulty:  3063256 , date:  "2015-07-25 04:42:11" },
  { height:  576267 , difficulty:  3079722 , date:  "2015-07-25 04:42:15" },
  { height:  576268 , difficulty:  3062154 , date:  "2015-07-25 04:44:19" },
  { height:  576269 , difficulty:  3058268 , date:  "2015-07-25 04:44:41" },
  { height:  576270 , difficulty:  3054418 , date:  "2015-07-25 04:44:44" },
  { height:  576271 , difficulty:  3055342 , date:  "2015-07-25 04:44:51" },
  { height:  576272 , difficulty:  3040697 , date:  "2015-07-25 04:45:02" },
  { height:  576273 , difficulty:  3060173 , date:  "2015-07-25 04:45:10" },
  { height:  576274 , difficulty:  3060698 , date:  "2015-07-25 04:45:27" },
  { height:  576275 , difficulty:  3062536 , date:  "2015-07-25 04:47:33" },
  { height:  576276 , difficulty:  3060434 , date:  "2015-07-25 04:47:36" },
  { height:  576277 , difficulty:  3056649 , date:  "2015-07-25 04:48:00" },
  { height:  576278 , difficulty:  3045551 , date:  "2015-07-25 04:48:40" },
  { height:  576279 , difficulty:  3057559 , date:  "2015-07-25 04:48:47" },
  { height:  576280 , difficulty:  3076113 , date:  "2015-07-25 04:49:15" },
  { height:  576281 , difficulty:  3074332 , date:  "2015-07-25 04:52:01" },
  { height:  576282 , difficulty:  3072948 , date:  "2015-07-25 04:55:21" },
  { height:  576283 , difficulty:  3087603 , date:  "2015-07-25 04:55:54" },
  { height:  576284 , difficulty:  3090443 , date:  "2015-07-25 04:55:57" },
  { height:  576285 , difficulty:  3090476 , date:  "2015-07-25 04:58:02" },
  { height:  576286 , difficulty:  3091196 , date:  "2015-07-25 04:58:08" },
  { height:  576287 , difficulty:  3092711 , date:  "2015-07-25 04:58:22" },
  { height:  576288 , difficulty:  3089447 , date:  "2015-07-25 05:00:42" },
  { height:  576289 , difficulty:  3090019 , date:  "2015-07-25 05:00:45" },
  { height:  576290 , difficulty:  3089320 , date:  "2015-07-25 05:02:24" },
  { height:  576291 , difficulty:  3092442 , date:  "2015-07-25 05:05:55" },
  { height:  576292 , difficulty:  3096599 , date:  "2015-07-25 05:06:21" },
  { height:  576293 , difficulty:  3086955 , date:  "2015-07-25 05:08:22" },
  { height:  576294 , difficulty:  3091610 , date:  "2015-07-25 05:09:37" },
  { height:  576295 , difficulty:  3084306 , date:  "2015-07-25 05:12:16" },
  { height:  576296 , difficulty:  3100984 , date:  "2015-07-25 05:12:20" },
  { height:  576297 , difficulty:  3101303 , date:  "2015-07-25 05:12:20" },
  { height:  576298 , difficulty:  3095642 , date:  "2015-07-25 05:12:32" },
  { height:  576299 , difficulty:  3094501 , date:  "2015-07-25 05:13:04" },
  { height:  576300 , difficulty:  3097021 , date:  "2015-07-25 05:13:08" },
  { height:  576301 , difficulty:  3096558 , date:  "2015-07-25 05:16:27" },
  { height:  576302 , difficulty:  3096601 , date:  "2015-07-25 05:16:36" },
  { height:  576303 , difficulty:  3097135 , date:  "2015-07-25 05:16:58" },
  { height:  576304 , difficulty:  3098870 , date:  "2015-07-25 05:17:25" },
  { height:  576305 , difficulty:  3090947 , date:  "2015-07-25 05:17:51" },
  { height:  576306 , difficulty:  3112322 , date:  "2015-07-25 05:18:22" },
  { height:  576307 , difficulty:  3113939 , date:  "2015-07-25 05:19:03" },
  { height:  576308 , difficulty:  3119668 , date:  "2015-07-25 05:19:25" },
  { height:  576309 , difficulty:  3122104 , date:  "2015-07-25 05:20:10" },
  { height:  576310 , difficulty:  3125936 , date:  "2015-07-25 05:20:37" },
  { height:  576311 , difficulty:  3135287 , date:  "2015-07-25 05:22:09" },
  { height:  576312 , difficulty:  3147936 , date:  "2015-07-25 05:22:51" },
  { height:  576313 , difficulty:  3148158 , date:  "2015-07-25 05:23:49" },
  { height:  576314 , difficulty:  3120737 , date:  "2015-07-25 05:24:08" },
  { height:  576315 , difficulty:  3115394 , date:  "2015-07-25 05:24:29" },
  { height:  576316 , difficulty:  3113666 , date:  "2015-07-25 05:24:44" },
  { height:  576317 , difficulty:  3122120 , date:  "2015-07-25 05:25:44" },
  { height:  576318 , difficulty:  3096626 , date:  "2015-07-25 05:27:07" },
  { height:  576319 , difficulty:  3109371 , date:  "2015-07-25 05:27:12" },
  { height:  576320 , difficulty:  3099337 , date:  "2015-07-25 05:29:13" },
  { height:  576321 , difficulty:  3098486 , date:  "2015-07-25 05:29:22" },
  { height:  576322 , difficulty:  3100093 , date:  "2015-07-25 05:29:32" },
  { height:  576323 , difficulty:  3098554 , date:  "2015-07-25 05:30:39" },
  { height:  576324 , difficulty:  3101414 , date:  "2015-07-25 05:30:45" },
  { height:  576325 , difficulty:  3074683 , date:  "2015-07-25 05:31:08" },
  { height:  576326 , difficulty:  3084294 , date:  "2015-07-25 05:33:55" },
  { height:  576327 , difficulty:  3094335 , date:  "2015-07-25 05:38:55" },
  { height:  576328 , difficulty:  3095215 , date:  "2015-07-25 05:39:02" },
  { height:  576329 , difficulty:  3119301 , date:  "2015-07-25 05:39:34" },
  { height:  576330 , difficulty:  3123687 , date:  "2015-07-25 05:39:36" },
  { height:  576331 , difficulty:  3130145 , date:  "2015-07-25 05:41:50" },
  { height:  576332 , difficulty:  3108011 , date:  "2015-07-25 05:42:36" },
  { height:  576333 , difficulty:  3136568 , date:  "2015-07-25 05:43:57" },
  { height:  576334 , difficulty:  3129699 , date:  "2015-07-25 05:44:19" },
  { height:  576335 , difficulty:  3112220 , date:  "2015-07-25 05:45:11" },
  { height:  576336 , difficulty:  3117848 , date:  "2015-07-25 05:45:24" },
  { height:  576337 , difficulty:  3112540 , date:  "2015-07-25 05:46:13" },
  { height:  576338 , difficulty:  3110796 , date:  "2015-07-25 05:47:55" },
  { height:  576339 , difficulty:  3114051 , date:  "2015-07-25 05:49:00" },
  { height:  576340 , difficulty:  3114981 , date:  "2015-07-25 05:49:33" },
  { height:  576341 , difficulty:  3107886 , date:  "2015-07-25 05:49:37" },
  { height:  576342 , difficulty:  3109238 , date:  "2015-07-25 05:52:21" },
  { height:  576343 , difficulty:  3110235 , date:  "2015-07-25 05:52:31" },
  { height:  576344 , difficulty:  3111498 , date:  "2015-07-25 05:53:32" },
  { height:  576345 , difficulty:  3112750 , date:  "2015-07-25 05:53:34" },
  { height:  576346 , difficulty:  3115533 , date:  "2015-07-25 05:54:00" },
  { height:  576347 , difficulty:  3123420 , date:  "2015-07-25 05:54:06" },
  { height:  576348 , difficulty:  3123321 , date:  "2015-07-25 05:54:08" },
  { height:  576349 , difficulty:  3124010 , date:  "2015-07-25 05:54:25" },
  { height:  576350 , difficulty:  3125403 , date:  "2015-07-25 05:57:46" },
  { height:  576351 , difficulty:  3123129 , date:  "2015-07-25 05:58:21" },
  { height:  576352 , difficulty:  3125641 , date:  "2015-07-25 05:59:06" },
  { height:  576353 , difficulty:  3124363 , date:  "2015-07-25 05:59:45" },
  { height:  576354 , difficulty:  3128877 , date:  "2015-07-25 05:59:59" },
  { height:  576355 , difficulty:  3132208 , date:  "2015-07-25 06:00:04" },
  { height:  576356 , difficulty:  3131806 , date:  "2015-07-25 06:00:06" },
  { height:  576357 , difficulty:  3125158 , date:  "2015-07-25 06:00:37" },
  { height:  576358 , difficulty:  3110419 , date:  "2015-07-25 06:03:16" },
  { height:  576359 , difficulty:  3116110 , date:  "2015-07-25 06:03:21" },
  { height:  576360 , difficulty:  3124780 , date:  "2015-07-25 06:06:04" },
  { height:  576361 , difficulty:  3119919 , date:  "2015-07-25 06:06:25" },
  { height:  576362 , difficulty:  3120547 , date:  "2015-07-25 06:07:09" },
  { height:  576363 , difficulty:  3132287 , date:  "2015-07-25 06:08:32" },
  { height:  576364 , difficulty:  3119770 , date:  "2015-07-25 06:08:38" },
  { height:  576365 , difficulty:  3122415 , date:  "2015-07-25 06:08:49" },
  { height:  576366 , difficulty:  3116126 , date:  "2015-07-25 06:14:46" },
  { height:  576367 , difficulty:  3101333 , date:  "2015-07-25 06:14:59" },
  { height:  576368 , difficulty:  3100138 , date:  "2015-07-25 06:15:05" },
  { height:  576369 , difficulty:  3096034 , date:  "2015-07-25 06:15:11" },
  { height:  576370 , difficulty:  3090361 , date:  "2015-07-25 06:15:44" },
  { height:  576371 , difficulty:  3077480 , date:  "2015-07-25 06:17:27" },
  { height:  576372 , difficulty:  3078493 , date:  "2015-07-25 06:17:49" },
  { height:  576373 , difficulty:  3081273 , date:  "2015-07-25 06:20:26" },
  { height:  576374 , difficulty:  3082955 , date:  "2015-07-25 06:20:35" },
  { height:  576375 , difficulty:  3082957 , date:  "2015-07-25 06:26:05" },
  { height:  576376 , difficulty:  3087414 , date:  "2015-07-25 06:26:08" },
  { height:  576377 , difficulty:  3068939 , date:  "2015-07-25 06:26:27" },
  { height:  576378 , difficulty:  3070519 , date:  "2015-07-25 06:26:38" },
  { height:  576379 , difficulty:  3076108 , date:  "2015-07-25 06:30:07" },
  { height:  576380 , difficulty:  3089022 , date:  "2015-07-25 06:30:54" },
  { height:  576381 , difficulty:  3100528 , date:  "2015-07-25 06:31:11" },
  { height:  576382 , difficulty:  3098893 , date:  "2015-07-25 06:31:27" },
  { height:  576383 , difficulty:  3096374 , date:  "2015-07-25 06:31:33" },
  { height:  576384 , difficulty:  3096265 , date:  "2015-07-25 06:32:08" },
  { height:  576385 , difficulty:  3098542 , date:  "2015-07-25 06:33:36" },
  { height:  576386 , difficulty:  3100431 , date:  "2015-07-25 06:34:02" },
  { height:  576387 , difficulty:  3095302 , date:  "2015-07-25 06:34:49" },
  { height:  576388 , difficulty:  3094470 , date:  "2015-07-25 06:37:36" },
  { height:  576389 , difficulty:  3111338 , date:  "2015-07-25 06:37:42" },
  { height:  576390 , difficulty:  3113848 , date:  "2015-07-25 06:40:58" },
  { height:  576391 , difficulty:  3113226 , date:  "2015-07-25 06:41:23" },
  { height:  576392 , difficulty:  3121718 , date:  "2015-07-25 06:41:28" },
  { height:  576393 , difficulty:  3119998 , date:  "2015-07-25 06:41:50" },
  { height:  576394 , difficulty:  3123369 , date:  "2015-07-25 06:42:11" },
  { height:  576395 , difficulty:  3136167 , date:  "2015-07-25 06:44:53" },
  { height:  576396 , difficulty:  3131053 , date:  "2015-07-25 06:45:06" },
  { height:  576397 , difficulty:  3134939 , date:  "2015-07-25 06:45:36" },
  { height:  576398 , difficulty:  3139855 , date:  "2015-07-25 06:48:18" },
  { height:  576399 , difficulty:  3134628 , date:  "2015-07-25 06:48:25" },
  { height:  576400 , difficulty:  3138324 , date:  "2015-07-25 06:48:39" },
  { height:  576401 , difficulty:  3143392 , date:  "2015-07-25 06:52:26" },
  { height:  576402 , difficulty:  3130653 , date:  "2015-07-25 06:52:29" },
  { height:  576403 , difficulty:  3110965 , date:  "2015-07-25 06:53:40" },
  { height:  576404 , difficulty:  3123586 , date:  "2015-07-25 06:54:15" },
  { height:  576405 , difficulty:  3141126 , date:  "2015-07-25 06:58:42" },
  { height:  576406 , difficulty:  3150570 , date:  "2015-07-25 07:01:04" },
  { height:  576407 , difficulty:  3162446 , date:  "2015-07-25 07:01:14" },
  { height:  576408 , difficulty:  3167342 , date:  "2015-07-25 07:01:57" },
  { height:  576409 , difficulty:  3162251 , date:  "2015-07-25 07:02:27" },
  { height:  576410 , difficulty:  3164002 , date:  "2015-07-25 07:02:40" },
  { height:  576411 , difficulty:  3162540 , date:  "2015-07-25 07:03:13" },
  { height:  576412 , difficulty:  3168287 , date:  "2015-07-25 07:03:31" },
  { height:  576413 , difficulty:  3165393 , date:  "2015-07-25 07:03:35" },
  { height:  576414 , difficulty:  3158105 , date:  "2015-07-25 07:03:52" },
  { height:  576415 , difficulty:  3153302 , date:  "2015-07-25 07:05:22" },
  { height:  576416 , difficulty:  3160641 , date:  "2015-07-25 07:06:05" },
  { height:  576417 , difficulty:  3162867 , date:  "2015-07-25 07:06:12" },
  { height:  576418 , difficulty:  3151104 , date:  "2015-07-25 07:06:30" },
  { height:  576419 , difficulty:  3151783 , date:  "2015-07-25 07:09:22" },
  { height:  576420 , difficulty:  3152169 , date:  "2015-07-25 07:09:44" },
  { height:  576421 , difficulty:  3155606 , date:  "2015-07-25 07:09:49" },
  { height:  576422 , difficulty:  3158344 , date:  "2015-07-25 07:10:19" },
  { height:  576423 , difficulty:  3166213 , date:  "2015-07-25 07:12:19" },
  { height:  576424 , difficulty:  3168334 , date:  "2015-07-25 07:12:22" },
  { height:  576425 , difficulty:  3167988 , date:  "2015-07-25 07:12:43" },
  { height:  576426 , difficulty:  3153687 , date:  "2015-07-25 07:12:59" },
  { height:  576427 , difficulty:  3152141 , date:  "2015-07-25 07:14:16" },
  { height:  576428 , difficulty:  3157587 , date:  "2015-07-25 07:14:20" },
  { height:  576429 , difficulty:  3161415 , date:  "2015-07-25 07:15:01" },
  { height:  576430 , difficulty:  3180133 , date:  "2015-07-25 07:15:03" },
  { height:  576431 , difficulty:  3200630 , date:  "2015-07-25 07:15:43" },
  { height:  576432 , difficulty:  3201743 , date:  "2015-07-25 07:16:18" },
  { height:  576433 , difficulty:  3210282 , date:  "2015-07-25 07:18:02" },
  { height:  576434 , difficulty:  3199557 , date:  "2015-07-25 07:18:06" },
  { height:  576435 , difficulty:  3200662 , date:  "2015-07-25 07:19:22" },
  { height:  576436 , difficulty:  3209732 , date:  "2015-07-25 07:19:28" },
  { height:  576437 , difficulty:  3215586 , date:  "2015-07-25 07:19:34" },
  { height:  576438 , difficulty:  3213558 , date:  "2015-07-25 07:21:49" },
  { height:  576439 , difficulty:  3206758 , date:  "2015-07-25 07:22:09" },
  { height:  576440 , difficulty:  3214167 , date:  "2015-07-25 07:23:42" },
  { height:  576441 , difficulty:  3218142 , date:  "2015-07-25 07:26:23" },
  { height:  576442 , difficulty:  3184531 , date:  "2015-07-25 07:28:07" },
  { height:  576443 , difficulty:  3188992 , date:  "2015-07-25 07:28:44" },
  { height:  576444 , difficulty:  3193357 , date:  "2015-07-25 07:31:04" },
  { height:  576445 , difficulty:  3195966 , date:  "2015-07-25 07:32:28" },
  { height:  576446 , difficulty:  3198152 , date:  "2015-07-25 07:34:53" },
  { height:  576447 , difficulty:  3194106 , date:  "2015-07-25 07:34:55" },
  { height:  576448 , difficulty:  3194716 , date:  "2015-07-25 07:36:21" },
  { height:  576449 , difficulty:  3180214 , date:  "2015-07-25 07:36:27" },
  { height:  576450 , difficulty:  3180831 , date:  "2015-07-25 07:39:15" },
  { height:  576451 , difficulty:  3151124 , date:  "2015-07-25 07:39:22" },
  { height:  576452 , difficulty:  3155166 , date:  "2015-07-25 07:39:27" },
  { height:  576453 , difficulty:  3158131 , date:  "2015-07-25 07:42:04" },
  { height:  576454 , difficulty:  3162516 , date:  "2015-07-25 07:42:10" },
  { height:  576455 , difficulty:  3153512 , date:  "2015-07-25 07:42:38" },
  { height:  576456 , difficulty:  3150110 , date:  "2015-07-25 07:43:53" },
  { height:  576457 , difficulty:  3150559 , date:  "2015-07-25 07:44:04" },
  { height:  576458 , difficulty:  3150202 , date:  "2015-07-25 07:44:14" },
  { height:  576459 , difficulty:  3160485 , date:  "2015-07-25 07:44:38" },
  { height:  576460 , difficulty:  3161227 , date:  "2015-07-25 07:44:49" },
  { height:  576461 , difficulty:  3156633 , date:  "2015-07-25 07:47:46" },
  { height:  576462 , difficulty:  3155369 , date:  "2015-07-25 07:48:03" },
  { height:  576463 , difficulty:  3167892 , date:  "2015-07-25 07:51:07" },
  { height:  576464 , difficulty:  3152726 , date:  "2015-07-25 07:51:08" },
  { height:  576465 , difficulty:  3154511 , date:  "2015-07-25 07:54:29" },
  { height:  576466 , difficulty:  3138360 , date:  "2015-07-25 07:55:34" },
  { height:  576467 , difficulty:  3139240 , date:  "2015-07-25 07:55:56" },
  { height:  576468 , difficulty:  3149698 , date:  "2015-07-25 07:57:04" },
  { height:  576469 , difficulty:  3148996 , date:  "2015-07-25 07:57:47" },
  { height:  576470 , difficulty:  3154494 , date:  "2015-07-25 07:57:56" },
  { height:  576471 , difficulty:  3151935 , date:  "2015-07-25 07:59:46" },
  { height:  576472 , difficulty:  3162583 , date:  "2015-07-25 08:00:06" },
  { height:  576473 , difficulty:  3161216 , date:  "2015-07-25 08:01:12" },
  { height:  576474 , difficulty:  3150472 , date:  "2015-07-25 08:01:12" },
  { height:  576475 , difficulty:  3152314 , date:  "2015-07-25 08:01:22" },
  { height:  576476 , difficulty:  3154866 , date:  "2015-07-25 08:01:45" },
  { height:  576477 , difficulty:  3148563 , date:  "2015-07-25 08:02:24" },
  { height:  576478 , difficulty:  3157482 , date:  "2015-07-25 08:03:16" },
  { height:  576479 , difficulty:  3155107 , date:  "2015-07-25 08:04:22" },
  { height:  576480 , difficulty:  3156258 , date:  "2015-07-25 08:05:00" },
  { height:  576481 , difficulty:  3132511 , date:  "2015-07-25 08:06:05" },
  { height:  576482 , difficulty:  3135297 , date:  "2015-07-25 08:06:13" },
  { height:  576483 , difficulty:  3137929 , date:  "2015-07-25 08:06:41" },
  { height:  576484 , difficulty:  3140777 , date:  "2015-07-25 08:08:30" },
  { height:  576485 , difficulty:  3139573 , date:  "2015-07-25 08:08:33" },
  { height:  576486 , difficulty:  3139656 , date:  "2015-07-25 08:08:38" },
  { height:  576487 , difficulty:  3145342 , date:  "2015-07-25 08:09:24" },
  { height:  576488 , difficulty:  3147097 , date:  "2015-07-25 08:09:37" },
  { height:  576489 , difficulty:  3152315 , date:  "2015-07-25 08:14:54" },
  { height:  576490 , difficulty:  3153055 , date:  "2015-07-25 08:15:19" },
  { height:  576491 , difficulty:  3153293 , date:  "2015-07-25 08:15:49" },
  { height:  576492 , difficulty:  3152552 , date:  "2015-07-25 08:16:07" },
  { height:  576493 , difficulty:  3158840 , date:  "2015-07-25 08:16:35" },
  { height:  576494 , difficulty:  3163020 , date:  "2015-07-25 08:16:36" },
  { height:  576495 , difficulty:  3157253 , date:  "2015-07-25 08:17:35" },
  { height:  576496 , difficulty:  3156465 , date:  "2015-07-25 08:19:56" },
  { height:  576497 , difficulty:  3157663 , date:  "2015-07-25 08:21:03" },
  { height:  576498 , difficulty:  3158376 , date:  "2015-07-25 08:22:49" },
  { height:  576499 , difficulty:  3154447 , date:  "2015-07-25 08:22:51" },
  { height:  576500 , difficulty:  3158545 , date:  "2015-07-25 08:23:05" },
  { height:  576501 , difficulty:  3164829 , date:  "2015-07-25 08:25:21" },
  { height:  576502 , difficulty:  3165130 , date:  "2015-07-25 08:25:23" },
  { height:  576503 , difficulty:  3169109 , date:  "2015-07-25 08:25:28" },
  { height:  576504 , difficulty:  3170414 , date:  "2015-07-25 08:27:06" },
  { height:  576505 , difficulty:  3168045 , date:  "2015-07-25 08:27:12" },
  { height:  576506 , difficulty:  3171513 , date:  "2015-07-25 08:27:34" },
  { height:  576507 , difficulty:  3174646 , date:  "2015-07-25 08:27:38" },
  { height:  576508 , difficulty:  3184703 , date:  "2015-07-25 08:28:05" },
  { height:  576509 , difficulty:  3179353 , date:  "2015-07-25 08:30:45" },
  { height:  576510 , difficulty:  3182401 , date:  "2015-07-25 08:30:47" },
  { height:  576511 , difficulty:  3179036 , date:  "2015-07-25 08:31:11" },
  { height:  576512 , difficulty:  3183425 , date:  "2015-07-25 08:32:38" },
  { height:  576513 , difficulty:  3196502 , date:  "2015-07-25 08:33:01" },
  { height:  576514 , difficulty:  3186529 , date:  "2015-07-25 08:34:57" },
  { height:  576515 , difficulty:  3186993 , date:  "2015-07-25 08:37:28" },
  { height:  576516 , difficulty:  3180669 , date:  "2015-07-25 08:37:58" },
  { height:  576517 , difficulty:  3174586 , date:  "2015-07-25 08:38:34" },
  { height:  576518 , difficulty:  3167062 , date:  "2015-07-25 08:38:57" },
  { height:  576519 , difficulty:  3168376 , date:  "2015-07-25 08:39:10" },
  { height:  576520 , difficulty:  3157272 , date:  "2015-07-25 08:39:14" },
  { height:  576521 , difficulty:  3152811 , date:  "2015-07-25 08:40:07" },
  { height:  576522 , difficulty:  3147382 , date:  "2015-07-25 08:41:15" },
  { height:  576523 , difficulty:  3149474 , date:  "2015-07-25 08:41:31" },
  { height:  576524 , difficulty:  3147945 , date:  "2015-07-25 08:43:38" },
  { height:  576525 , difficulty:  3151854 , date:  "2015-07-25 08:43:40" },
  { height:  576526 , difficulty:  3137175 , date:  "2015-07-25 08:45:07" },
  { height:  576527 , difficulty:  3140517 , date:  "2015-07-25 08:45:36" },
  { height:  576528 , difficulty:  3145230 , date:  "2015-07-25 08:46:43" },
  { height:  576529 , difficulty:  3138796 , date:  "2015-07-25 08:46:52" },
  { height:  576530 , difficulty:  3140804 , date:  "2015-07-25 08:49:34" },
  { height:  576531 , difficulty:  3140580 , date:  "2015-07-25 08:50:12" },
  { height:  576532 , difficulty:  3139577 , date:  "2015-07-25 08:50:22" },
  { height:  576533 , difficulty:  3142154 , date:  "2015-07-25 08:50:27" },
  { height:  576534 , difficulty:  3150947 , date:  "2015-07-25 08:50:54" },
  { height:  576535 , difficulty:  3156278 , date:  "2015-07-25 08:51:27" },
  { height:  576536 , difficulty:  3163980 , date:  "2015-07-25 08:51:39" },
  { height:  576537 , difficulty:  3150288 , date:  "2015-07-25 08:51:43" },
  { height:  576538 , difficulty:  3170589 , date:  "2015-07-25 08:52:05" },
  { height:  576539 , difficulty:  3168329 , date:  "2015-07-25 08:52:53" },
  { height:  576540 , difficulty:  3174482 , date:  "2015-07-25 08:52:54" },
  { height:  576541 , difficulty:  3156228 , date:  "2015-07-25 08:53:08" },
  { height:  576542 , difficulty:  3152182 , date:  "2015-07-25 08:54:11" },
  { height:  576543 , difficulty:  3153098 , date:  "2015-07-25 08:55:56" },
  { height:  576544 , difficulty:  3148033 , date:  "2015-07-25 08:59:53" },
  { height:  576545 , difficulty:  3159656 , date:  "2015-07-25 09:01:03" },
  { height:  576546 , difficulty:  3168816 , date:  "2015-07-25 09:01:23" },
  { height:  576547 , difficulty:  3159521 , date:  "2015-07-25 09:02:02" },
  { height:  576548 , difficulty:  3160705 , date:  "2015-07-25 09:02:26" },
  { height:  576549 , difficulty:  3159933 , date:  "2015-07-25 09:03:26" },
  { height:  576550 , difficulty:  3161476 , date:  "2015-07-25 09:04:35" },
  { height:  576551 , difficulty:  3162048 , date:  "2015-07-25 09:05:06" },
  { height:  576552 , difficulty:  3164640 , date:  "2015-07-25 09:08:11" },
  { height:  576553 , difficulty:  3168801 , date:  "2015-07-25 09:08:14" },
  { height:  576554 , difficulty:  3172011 , date:  "2015-07-25 09:10:29" },
  { height:  576555 , difficulty:  3166820 , date:  "2015-07-25 09:12:06" },
  { height:  576556 , difficulty:  3164863 , date:  "2015-07-25 09:13:06" },
  { height:  576557 , difficulty:  3159840 , date:  "2015-07-25 09:15:10" },
  { height:  576558 , difficulty:  3162801 , date:  "2015-07-25 09:16:12" },
  { height:  576559 , difficulty:  3161590 , date:  "2015-07-25 09:17:29" },
  { height:  576560 , difficulty:  3152835 , date:  "2015-07-25 09:18:10" },
  { height:  576561 , difficulty:  3156533 , date:  "2015-07-25 09:18:44" },
  { height:  576562 , difficulty:  3158400 , date:  "2015-07-25 09:19:56" },
  { height:  576563 , difficulty:  3156320 , date:  "2015-07-25 09:20:03" },
  { height:  576564 , difficulty:  3162464 , date:  "2015-07-25 09:20:08" },
  { height:  576565 , difficulty:  3134314 , date:  "2015-07-25 09:24:08" },
  { height:  576566 , difficulty:  3135886 , date:  "2015-07-25 09:25:41" },
  { height:  576567 , difficulty:  3136413 , date:  "2015-07-25 09:27:07" },
  { height:  576568 , difficulty:  3142555 , date:  "2015-07-25 09:28:00" },
  { height:  576569 , difficulty:  3146817 , date:  "2015-07-25 09:28:03" },
  { height:  576570 , difficulty:  3148318 , date:  "2015-07-25 09:28:40" },
  { height:  576571 , difficulty:  3145602 , date:  "2015-07-25 09:28:42" },
  { height:  576572 , difficulty:  3164112 , date:  "2015-07-25 09:29:31" },
  { height:  576573 , difficulty:  3167061 , date:  "2015-07-25 09:29:58" },
  { height:  576574 , difficulty:  3159387 , date:  "2015-07-25 09:31:00" },
  { height:  576575 , difficulty:  3167538 , date:  "2015-07-25 09:31:24" },
  { height:  576576 , difficulty:  3192043 , date:  "2015-07-25 09:32:10" },
  { height:  576577 , difficulty:  3181910 , date:  "2015-07-25 09:32:11" },
  { height:  576578 , difficulty:  3183720 , date:  "2015-07-25 09:35:23" },
  { height:  576579 , difficulty:  3184864 , date:  "2015-07-25 09:35:45" },
  { height:  576580 , difficulty:  3177403 , date:  "2015-07-25 09:36:27" },
  { height:  576581 , difficulty:  3180551 , date:  "2015-07-25 09:36:49" },
  { height:  576582 , difficulty:  3180490 , date:  "2015-07-25 09:36:52" },
  { height:  576583 , difficulty:  3181593 , date:  "2015-07-25 09:36:54" },
  { height:  576584 , difficulty:  3187790 , date:  "2015-07-25 09:37:07" },
  { height:  576585 , difficulty:  3189786 , date:  "2015-07-25 09:40:33" },
  { height:  576586 , difficulty:  3200916 , date:  "2015-07-25 09:40:43" },
  { height:  576587 , difficulty:  3204305 , date:  "2015-07-25 09:41:00" },
  { height:  576588 , difficulty:  3201405 , date:  "2015-07-25 09:41:06" },
  { height:  576589 , difficulty:  3214135 , date:  "2015-07-25 09:46:07" },
  { height:  576590 , difficulty:  3206982 , date:  "2015-07-25 09:46:43" },
  { height:  576591 , difficulty:  3193783 , date:  "2015-07-25 09:47:25" },
  { height:  576592 , difficulty:  3211033 , date:  "2015-07-25 09:48:59" },
  { height:  576593 , difficulty:  3209594 , date:  "2015-07-25 09:49:42" },
  { height:  576594 , difficulty:  3209093 , date:  "2015-07-25 09:49:58" },
  { height:  576595 , difficulty:  3225227 , date:  "2015-07-25 09:54:38" },
  { height:  576596 , difficulty:  3227443 , date:  "2015-07-25 09:56:32" },
  { height:  576597 , difficulty:  3223977 , date:  "2015-07-25 09:56:50" },
  { height:  576598 , difficulty:  3219515 , date:  "2015-07-25 09:57:09" },
  { height:  576599 , difficulty:  3219727 , date:  "2015-07-25 09:58:22" },
  { height:  576600 , difficulty:  3213115 , date:  "2015-07-25 09:59:21" },
  { height:  576601 , difficulty:  3214423 , date:  "2015-07-25 09:59:53" },
  { height:  576602 , difficulty:  3213436 , date:  "2015-07-25 10:01:15" },
  { height:  576603 , difficulty:  3216403 , date:  "2015-07-25 10:01:20" },
  { height:  576604 , difficulty:  3211384 , date:  "2015-07-25 10:02:11" },
  { height:  576605 , difficulty:  3211879 , date:  "2015-07-25 10:02:12" },
  { height:  576606 , difficulty:  3199906 , date:  "2015-07-25 10:02:21" },
  { height:  576607 , difficulty:  3202925 , date:  "2015-07-25 10:02:43" },
  { height:  576608 , difficulty:  3214291 , date:  "2015-07-25 10:04:44" },
  { height:  576609 , difficulty:  3217332 , date:  "2015-07-25 10:04:49" },
  { height:  576610 , difficulty:  3218807 , date:  "2015-07-25 10:05:00" },
  { height:  576611 , difficulty:  3223262 , date:  "2015-07-25 10:05:09" },
  { height:  576612 , difficulty:  3225144 , date:  "2015-07-25 10:05:12" },
  { height:  576613 , difficulty:  3225915 , date:  "2015-07-25 10:06:35" },
  { height:  576614 , difficulty:  3232999 , date:  "2015-07-25 10:08:23" },
  { height:  576615 , difficulty:  3229382 , date:  "2015-07-25 10:08:47" },
  { height:  576616 , difficulty:  3232330 , date:  "2015-07-25 10:09:19" },
  { height:  576617 , difficulty:  3235133 , date:  "2015-07-25 10:10:09" },
  { height:  576618 , difficulty:  3234054 , date:  "2015-07-25 10:10:54" },
  { height:  576619 , difficulty:  3225234 , date:  "2015-07-25 10:12:00" },
  { height:  576620 , difficulty:  3216356 , date:  "2015-07-25 10:12:15" },
  { height:  576621 , difficulty:  3218730 , date:  "2015-07-25 10:13:46" },
  { height:  576622 , difficulty:  3222613 , date:  "2015-07-25 10:14:06" },
  { height:  576623 , difficulty:  3223115 , date:  "2015-07-25 10:15:47" },
  { height:  576624 , difficulty:  3226183 , date:  "2015-07-25 10:16:25" },
  { height:  576625 , difficulty:  3223933 , date:  "2015-07-25 10:18:53" },
  { height:  576626 , difficulty:  3219528 , date:  "2015-07-25 10:21:07" },
  { height:  576627 , difficulty:  3219061 , date:  "2015-07-25 10:24:33" },
  { height:  576628 , difficulty:  3208319 , date:  "2015-07-25 10:25:14" },
  { height:  576629 , difficulty:  3210002 , date:  "2015-07-25 10:26:24" },
  { height:  576630 , difficulty:  3204206 , date:  "2015-07-25 10:28:27" },
  { height:  576631 , difficulty:  3210461 , date:  "2015-07-25 10:29:11" },
  { height:  576632 , difficulty:  3205914 , date:  "2015-07-25 10:29:32" },
  { height:  576633 , difficulty:  3198556 , date:  "2015-07-25 10:31:33" },
  { height:  576634 , difficulty:  3198282 , date:  "2015-07-25 10:32:02" },
  { height:  576635 , difficulty:  3192994 , date:  "2015-07-25 10:32:41" },
  { height:  576636 , difficulty:  3190593 , date:  "2015-07-25 10:34:24" },
  { height:  576637 , difficulty:  3188877 , date:  "2015-07-25 10:35:09" },
  { height:  576638 , difficulty:  3183816 , date:  "2015-07-25 10:35:16" },
  { height:  576639 , difficulty:  3195150 , date:  "2015-07-25 10:35:28" },
  { height:  576640 , difficulty:  3206092 , date:  "2015-07-25 10:36:03" },
  { height:  576641 , difficulty:  3195833 , date:  "2015-07-25 10:37:12" },
  { height:  576642 , difficulty:  3190053 , date:  "2015-07-25 10:37:45" },
  { height:  576643 , difficulty:  3194647 , date:  "2015-07-25 10:38:28" },
  { height:  576644 , difficulty:  3197124 , date:  "2015-07-25 10:39:01" },
  { height:  576645 , difficulty:  3202599 , date:  "2015-07-25 10:41:08" },
  { height:  576646 , difficulty:  3201408 , date:  "2015-07-25 10:41:12" },
  { height:  576647 , difficulty:  3215312 , date:  "2015-07-25 10:42:10" },
  { height:  576648 , difficulty:  3211823 , date:  "2015-07-25 10:42:17" },
  { height:  576649 , difficulty:  3211267 , date:  "2015-07-25 10:42:23" },
  { height:  576650 , difficulty:  3218854 , date:  "2015-07-25 10:47:27" },
  { height:  576651 , difficulty:  3220046 , date:  "2015-07-25 10:47:51" },
  { height:  576652 , difficulty:  3224628 , date:  "2015-07-25 10:49:33" },
  { height:  576653 , difficulty:  3231654 , date:  "2015-07-25 10:53:06" },
  { height:  576654 , difficulty:  3228988 , date:  "2015-07-25 10:53:25" },
  { height:  576655 , difficulty:  3229540 , date:  "2015-07-25 10:53:53" },
  { height:  576656 , difficulty:  3226851 , date:  "2015-07-25 10:54:33" },
  { height:  576657 , difficulty:  3234813 , date:  "2015-07-25 10:54:43" },
  { height:  576658 , difficulty:  3248520 , date:  "2015-07-25 10:57:18" },
  { height:  576659 , difficulty:  3251010 , date:  "2015-07-25 10:57:31" },
  { height:  576660 , difficulty:  3255012 , date:  "2015-07-25 10:57:55" },
  { height:  576661 , difficulty:  3236923 , date:  "2015-07-25 10:58:01" },
  { height:  576662 , difficulty:  3242911 , date:  "2015-07-25 10:58:40" },
  { height:  576663 , difficulty:  3244879 , date:  "2015-07-25 11:00:36" },
  { height:  576664 , difficulty:  3247635 , date:  "2015-07-25 11:01:27" },
  { height:  576665 , difficulty:  3219619 , date:  "2015-07-25 11:02:00" },
  { height:  576666 , difficulty:  3221872 , date:  "2015-07-25 11:02:05" },
  { height:  576667 , difficulty:  3219160 , date:  "2015-07-25 11:03:56" },
  { height:  576668 , difficulty:  3212170 , date:  "2015-07-25 11:04:53" },
  { height:  576669 , difficulty:  3217434 , date:  "2015-07-25 11:08:42" },
  { height:  576670 , difficulty:  3234075 , date:  "2015-07-25 11:09:04" },
  { height:  576671 , difficulty:  3208897 , date:  "2015-07-25 11:10:07" },
  { height:  576672 , difficulty:  3205629 , date:  "2015-07-25 11:10:14" },
  { height:  576673 , difficulty:  3207016 , date:  "2015-07-25 11:11:53" },
  { height:  576674 , difficulty:  3214159 , date:  "2015-07-25 11:14:57" },
  { height:  576675 , difficulty:  3209857 , date:  "2015-07-25 11:15:17" },
  { height:  576676 , difficulty:  3214676 , date:  "2015-07-25 11:15:39" },
  { height:  576677 , difficulty:  3224222 , date:  "2015-07-25 11:15:44" },
  { height:  576678 , difficulty:  3221805 , date:  "2015-07-25 11:16:57" },
  { height:  576679 , difficulty:  3223638 , date:  "2015-07-25 11:17:28" },
  { height:  576680 , difficulty:  3222272 , date:  "2015-07-25 11:17:57" },
  { height:  576681 , difficulty:  3235799 , date:  "2015-07-25 11:20:21" },
  { height:  576682 , difficulty:  3237948 , date:  "2015-07-25 11:21:18" },
  { height:  576683 , difficulty:  3247438 , date:  "2015-07-25 11:22:05" },
  { height:  576684 , difficulty:  3250230 , date:  "2015-07-25 11:23:25" },
  { height:  576685 , difficulty:  3253816 , date:  "2015-07-25 11:23:31" },
  { height:  576686 , difficulty:  3257981 , date:  "2015-07-25 11:25:43" },
  { height:  576687 , difficulty:  3263637 , date:  "2015-07-25 11:26:29" },
  { height:  576688 , difficulty:  3271394 , date:  "2015-07-25 11:27:13" },
  { height:  576689 , difficulty:  3275494 , date:  "2015-07-25 11:27:19" },
  { height:  576690 , difficulty:  3276439 , date:  "2015-07-25 11:30:41" },
  { height:  576691 , difficulty:  3279655 , date:  "2015-07-25 11:31:29" },
  { height:  576692 , difficulty:  3297110 , date:  "2015-07-25 11:31:41" },
  { height:  576693 , difficulty:  3298865 , date:  "2015-07-25 11:31:42" },
  { height:  576694 , difficulty:  3297691 , date:  "2015-07-25 11:31:46" },
  { height:  576695 , difficulty:  3300428 , date:  "2015-07-25 11:35:49" },
  { height:  576696 , difficulty:  3301152 , date:  "2015-07-25 11:36:24" },
  { height:  576697 , difficulty:  3293340 , date:  "2015-07-25 11:36:25" },
  { height:  576698 , difficulty:  3296280 , date:  "2015-07-25 11:36:39" },
  { height:  576699 , difficulty:  3287408 , date:  "2015-07-25 11:38:44" },
  { height:  576700 , difficulty:  3287944 , date:  "2015-07-25 11:39:06" },
  { height:  576701 , difficulty:  3291173 , date:  "2015-07-25 11:39:13" },
  { height:  576702 , difficulty:  3292899 , date:  "2015-07-25 11:39:38" },
  { height:  576703 , difficulty:  3274631 , date:  "2015-07-25 11:40:53" },
  { height:  576704 , difficulty:  3271883 , date:  "2015-07-25 11:41:19" },
  { height:  576705 , difficulty:  3268946 , date:  "2015-07-25 11:42:03" },
  { height:  576706 , difficulty:  3259129 , date:  "2015-07-25 11:44:04" },
  { height:  576707 , difficulty:  3256613 , date:  "2015-07-25 11:44:55" },
  { height:  576708 , difficulty:  3256224 , date:  "2015-07-25 11:45:31" },
  { height:  576709 , difficulty:  3255515 , date:  "2015-07-25 11:47:00" },
  { height:  576710 , difficulty:  3254221 , date:  "2015-07-25 11:49:15" },
  { height:  576711 , difficulty:  3253658 , date:  "2015-07-25 11:49:45" },
  { height:  576712 , difficulty:  3245518 , date:  "2015-07-25 11:50:38" },
  { height:  576713 , difficulty:  3244759 , date:  "2015-07-25 11:52:27" },
  { height:  576714 , difficulty:  3246704 , date:  "2015-07-25 11:53:53" },
  { height:  576715 , difficulty:  3248461 , date:  "2015-07-25 11:55:01" },
  { height:  576716 , difficulty:  3246280 , date:  "2015-07-25 11:57:41" },
  { height:  576717 , difficulty:  3242153 , date:  "2015-07-25 11:58:34" },
  { height:  576718 , difficulty:  3242260 , date:  "2015-07-25 11:58:51" },
  { height:  576719 , difficulty:  3241998 , date:  "2015-07-25 12:02:01" },
  { height:  576720 , difficulty:  3240095 , date:  "2015-07-25 12:02:06" },
  { height:  576721 , difficulty:  3230538 , date:  "2015-07-25 12:02:52" },
  { height:  576722 , difficulty:  3243153 , date:  "2015-07-25 12:05:02" },
  { height:  576723 , difficulty:  3238892 , date:  "2015-07-25 12:05:04" },
  { height:  576724 , difficulty:  3239537 , date:  "2015-07-25 12:06:23" },
  { height:  576725 , difficulty:  3244503 , date:  "2015-07-25 12:06:30" },
  { height:  576726 , difficulty:  3227806 , date:  "2015-07-25 12:09:36" },
  { height:  576727 , difficulty:  3226561 , date:  "2015-07-25 12:10:42" },
  { height:  576728 , difficulty:  3227810 , date:  "2015-07-25 12:11:10" },
  { height:  576729 , difficulty:  3208887 , date:  "2015-07-25 12:11:39" },
  { height:  576730 , difficulty:  3237481 , date:  "2015-07-25 12:11:45" },
  { height:  576731 , difficulty:  3236425 , date:  "2015-07-25 12:13:20" },
  { height:  576732 , difficulty:  3234504 , date:  "2015-07-25 12:14:28" },
  { height:  576733 , difficulty:  3235374 , date:  "2015-07-25 12:15:13" },
  { height:  576734 , difficulty:  3232365 , date:  "2015-07-25 12:18:19" },
  { height:  576735 , difficulty:  3236613 , date:  "2015-07-25 12:22:29" },
  { height:  576736 , difficulty:  3236288 , date:  "2015-07-25 12:22:31" },
  { height:  576737 , difficulty:  3246373 , date:  "2015-07-25 12:22:42" },
  { height:  576738 , difficulty:  3244203 , date:  "2015-07-25 12:27:08" },
  { height:  576739 , difficulty:  3236299 , date:  "2015-07-25 12:27:24" },
  { height:  576740 , difficulty:  3234347 , date:  "2015-07-25 12:30:00" },
  { height:  576741 , difficulty:  3233771 , date:  "2015-07-25 12:30:51" },
  { height:  576742 , difficulty:  3237773 , date:  "2015-07-25 12:30:57" },
  { height:  576743 , difficulty:  3232505 , date:  "2015-07-25 12:31:04" },
  { height:  576744 , difficulty:  3234369 , date:  "2015-07-25 12:34:46" },
  { height:  576745 , difficulty:  3222012 , date:  "2015-07-25 12:34:54" },
  { height:  576746 , difficulty:  3221661 , date:  "2015-07-25 12:35:06" },
  { height:  576747 , difficulty:  3220122 , date:  "2015-07-25 12:35:13" },
  { height:  576748 , difficulty:  3236759 , date:  "2015-07-25 12:35:46" },
  { height:  576749 , difficulty:  3228461 , date:  "2015-07-25 12:36:43" },
  { height:  576750 , difficulty:  3220043 , date:  "2015-07-25 12:37:12" },
  { height:  576751 , difficulty:  3224175 , date:  "2015-07-25 12:37:52" },
  { height:  576752 , difficulty:  3225862 , date:  "2015-07-25 12:38:21" },
  { height:  576753 , difficulty:  3227834 , date:  "2015-07-25 12:38:28" },
  { height:  576754 , difficulty:  3229939 , date:  "2015-07-25 12:39:49" },
  { height:  576755 , difficulty:  3230230 , date:  "2015-07-25 12:40:18" },
  { height:  576756 , difficulty:  3228724 , date:  "2015-07-25 12:42:32" },
  { height:  576757 , difficulty:  3216336 , date:  "2015-07-25 12:43:25" },
  { height:  576758 , difficulty:  3215533 , date:  "2015-07-25 12:43:32" },
  { height:  576759 , difficulty:  3217010 , date:  "2015-07-25 12:43:42" },
  { height:  576760 , difficulty:  3210742 , date:  "2015-07-25 12:46:21" },
  { height:  576761 , difficulty:  3214490 , date:  "2015-07-25 12:46:50" },
  { height:  576762 , difficulty:  3209043 , date:  "2015-07-25 12:47:12" },
  { height:  576763 , difficulty:  3206133 , date:  "2015-07-25 12:49:14" },
  { height:  576764 , difficulty:  3207607 , date:  "2015-07-25 12:49:43" },
  { height:  576765 , difficulty:  3210497 , date:  "2015-07-25 12:49:48" },
  { height:  576766 , difficulty:  3197143 , date:  "2015-07-25 12:50:54" },
  { height:  576767 , difficulty:  3205498 , date:  "2015-07-25 12:51:05" },
  { height:  576768 , difficulty:  3207887 , date:  "2015-07-25 12:51:53" },
  { height:  576769 , difficulty:  3211313 , date:  "2015-07-25 12:52:43" },
  { height:  576770 , difficulty:  3212597 , date:  "2015-07-25 12:53:46" },
  { height:  576771 , difficulty:  3193156 , date:  "2015-07-25 12:54:08" },
  { height:  576772 , difficulty:  3194507 , date:  "2015-07-25 12:54:56" },
  { height:  576773 , difficulty:  3200454 , date:  "2015-07-25 12:55:44" },
  { height:  576774 , difficulty:  3201137 , date:  "2015-07-25 12:56:46" },
  { height:  576775 , difficulty:  3200782 , date:  "2015-07-25 12:56:58" },
  { height:  576776 , difficulty:  3200694 , date:  "2015-07-25 12:57:31" },
  { height:  576777 , difficulty:  3202202 , date:  "2015-07-25 12:57:45" },
  { height:  576778 , difficulty:  3202661 , date:  "2015-07-25 12:58:54" },
  { height:  576779 , difficulty:  3204194 , date:  "2015-07-25 13:03:02" },
  { height:  576780 , difficulty:  3203312 , date:  "2015-07-25 13:03:26" },
  { height:  576781 , difficulty:  3201222 , date:  "2015-07-25 13:03:50" },
  { height:  576782 , difficulty:  3205572 , date:  "2015-07-25 13:04:04" },
  { height:  576783 , difficulty:  3201982 , date:  "2015-07-25 13:06:58" },
  { height:  576784 , difficulty:  3204107 , date:  "2015-07-25 13:07:35" },
  { height:  576785 , difficulty:  3206490 , date:  "2015-07-25 13:08:19" },
  { height:  576786 , difficulty:  3211466 , date:  "2015-07-25 13:10:10" },
  { height:  576787 , difficulty:  3214032 , date:  "2015-07-25 13:11:34" },
  { height:  576788 , difficulty:  3233383 , date:  "2015-07-25 13:11:52" },
  { height:  576789 , difficulty:  3226476 , date:  "2015-07-25 13:12:47" },
  { height:  576790 , difficulty:  3222390 , date:  "2015-07-25 13:14:03" },
  { height:  576791 , difficulty:  3218873 , date:  "2015-07-25 13:14:46" },
  { height:  576792 , difficulty:  3218332 , date:  "2015-07-25 13:15:44" },
  { height:  576793 , difficulty:  3214345 , date:  "2015-07-25 13:15:46" },
  { height:  576794 , difficulty:  3217963 , date:  "2015-07-25 13:18:11" },
  { height:  576795 , difficulty:  3205373 , date:  "2015-07-25 13:18:25" },
  { height:  576796 , difficulty:  3206068 , date:  "2015-07-25 13:20:45" },
  { height:  576797 , difficulty:  3205636 , date:  "2015-07-25 13:20:46" },
  { height:  576798 , difficulty:  3195324 , date:  "2015-07-25 13:21:08" },
  { height:  576799 , difficulty:  3213386 , date:  "2015-07-25 13:22:03" },
  { height:  576800 , difficulty:  3207610 , date:  "2015-07-25 13:24:13" },
  { height:  576801 , difficulty:  3208276 , date:  "2015-07-25 13:26:45" },
  { height:  576802 , difficulty:  3195806 , date:  "2015-07-25 13:26:46" },
  { height:  576803 , difficulty:  3190974 , date:  "2015-07-25 13:27:37" },
  { height:  576804 , difficulty:  3190352 , date:  "2015-07-25 13:28:10" },
  { height:  576805 , difficulty:  3204772 , date:  "2015-07-25 13:28:11" },
  { height:  576806 , difficulty:  3207960 , date:  "2015-07-25 13:28:53" },
  { height:  576807 , difficulty:  3204801 , date:  "2015-07-25 13:29:16" },
  { height:  576808 , difficulty:  3203480 , date:  "2015-07-25 13:32:47" },
  { height:  576809 , difficulty:  3212053 , date:  "2015-07-25 13:34:37" },
  { height:  576810 , difficulty:  3196227 , date:  "2015-07-25 13:34:54" },
  { height:  576811 , difficulty:  3179581 , date:  "2015-07-25 13:40:05" },
  { height:  576812 , difficulty:  3198137 , date:  "2015-07-25 13:40:49" },
  { height:  576813 , difficulty:  3198114 , date:  "2015-07-25 13:42:46" },
  { height:  576814 , difficulty:  3192980 , date:  "2015-07-25 13:44:39" },
  { height:  576815 , difficulty:  3193570 , date:  "2015-07-25 13:46:18" },
  { height:  576816 , difficulty:  3184547 , date:  "2015-07-25 13:46:40" },
  { height:  576817 , difficulty:  3191205 , date:  "2015-07-25 13:47:06" },
  { height:  576818 , difficulty:  3196243 , date:  "2015-07-25 13:47:18" },
  { height:  576819 , difficulty:  3197448 , date:  "2015-07-25 13:47:45" },
  { height:  576820 , difficulty:  3180536 , date:  "2015-07-25 13:49:24" },
  { height:  576821 , difficulty:  3186590 , date:  "2015-07-25 13:49:48" },
  { height:  576822 , difficulty:  3186559 , date:  "2015-07-25 13:51:12" },
  { height:  576823 , difficulty:  3190785 , date:  "2015-07-25 13:52:24" },
  { height:  576824 , difficulty:  3216723 , date:  "2015-07-25 13:53:01" },
  { height:  576825 , difficulty:  3213384 , date:  "2015-07-25 13:56:16" },
  { height:  576826 , difficulty:  3219050 , date:  "2015-07-25 13:56:19" },
  { height:  576827 , difficulty:  3217084 , date:  "2015-07-25 13:56:34" },
  { height:  576828 , difficulty:  3219052 , date:  "2015-07-25 13:58:13" },
  { height:  576829 , difficulty:  3224532 , date:  "2015-07-25 13:58:35" },
  { height:  576830 , difficulty:  3220245 , date:  "2015-07-25 14:00:14" },
  { height:  576831 , difficulty:  3224539 , date:  "2015-07-25 14:00:20" },
  { height:  576832 , difficulty:  3215729 , date:  "2015-07-25 14:00:48" },
  { height:  576833 , difficulty:  3216938 , date:  "2015-07-25 14:01:23" },
  { height:  576834 , difficulty:  3222473 , date:  "2015-07-25 14:03:13" },
  { height:  576835 , difficulty:  3224516 , date:  "2015-07-25 14:04:05" },
  { height:  576836 , difficulty:  3212083 , date:  "2015-07-25 14:05:26" },
  { height:  576837 , difficulty:  3214638 , date:  "2015-07-25 14:05:37" },
  { height:  576838 , difficulty:  3217356 , date:  "2015-07-25 14:06:23" },
  { height:  576839 , difficulty:  3207190 , date:  "2015-07-25 14:06:45" },
  { height:  576840 , difficulty:  3206647 , date:  "2015-07-25 14:07:28" },
  { height:  576841 , difficulty:  3210104 , date:  "2015-07-25 14:07:56" },
  { height:  576842 , difficulty:  3205129 , date:  "2015-07-25 14:10:48" },
  { height:  576843 , difficulty:  3205387 , date:  "2015-07-25 14:12:24" },
  { height:  576844 , difficulty:  3206780 , date:  "2015-07-25 14:12:26" },
  { height:  576845 , difficulty:  3205897 , date:  "2015-07-25 14:13:40" },
  { height:  576846 , difficulty:  3201000 , date:  "2015-07-25 14:13:41" },
  { height:  576847 , difficulty:  3201436 , date:  "2015-07-25 14:15:30" },
  { height:  576848 , difficulty:  3202514 , date:  "2015-07-25 14:17:59" },
  { height:  576849 , difficulty:  3203313 , date:  "2015-07-25 14:18:06" },
  { height:  576850 , difficulty:  3205297 , date:  "2015-07-25 14:18:58" },
  { height:  576851 , difficulty:  3208828 , date:  "2015-07-25 14:19:46" },
  { height:  576852 , difficulty:  3206337 , date:  "2015-07-25 14:20:23" },
  { height:  576853 , difficulty:  3207038 , date:  "2015-07-25 14:20:37" },
  { height:  576854 , difficulty:  3206730 , date:  "2015-07-25 14:20:40" },
  { height:  576855 , difficulty:  3189926 , date:  "2015-07-25 14:21:08" },
  { height:  576856 , difficulty:  3193930 , date:  "2015-07-25 14:23:11" },
  { height:  576857 , difficulty:  3196672 , date:  "2015-07-25 14:23:21" },
  { height:  576858 , difficulty:  3202611 , date:  "2015-07-25 14:23:50" },
  { height:  576859 , difficulty:  3190708 , date:  "2015-07-25 14:24:59" },
  { height:  576860 , difficulty:  3199583 , date:  "2015-07-25 14:25:52" },
  { height:  576861 , difficulty:  3200987 , date:  "2015-07-25 14:25:57" },
  { height:  576862 , difficulty:  3192572 , date:  "2015-07-25 14:26:32" },
  { height:  576863 , difficulty:  3190050 , date:  "2015-07-25 14:26:42" },
  { height:  576864 , difficulty:  3189401 , date:  "2015-07-25 14:28:33" },
  { height:  576865 , difficulty:  3186141 , date:  "2015-07-25 14:30:41" },
  { height:  576866 , difficulty:  3180277 , date:  "2015-07-25 14:30:48" },
  { height:  576867 , difficulty:  3193144 , date:  "2015-07-25 14:33:05" },
  { height:  576868 , difficulty:  3192563 , date:  "2015-07-25 14:33:11" },
  { height:  576869 , difficulty:  3206697 , date:  "2015-07-25 14:34:19" },
  { height:  576870 , difficulty:  3194341 , date:  "2015-07-25 14:35:09" },
  { height:  576871 , difficulty:  3209845 , date:  "2015-07-25 14:35:22" },
  { height:  576872 , difficulty:  3213235 , date:  "2015-07-25 14:36:07" },
  { height:  576873 , difficulty:  3214160 , date:  "2015-07-25 14:38:35" },
  { height:  576874 , difficulty:  3216239 , date:  "2015-07-25 14:38:55" },
  { height:  576875 , difficulty:  3214545 , date:  "2015-07-25 14:40:02" },
  { height:  576876 , difficulty:  3210562 , date:  "2015-07-25 14:40:07" },
  { height:  576877 , difficulty:  3208493 , date:  "2015-07-25 14:42:25" },
  { height:  576878 , difficulty:  3210859 , date:  "2015-07-25 14:42:40" },
  { height:  576879 , difficulty:  3208301 , date:  "2015-07-25 14:42:52" },
  { height:  576880 , difficulty:  3208912 , date:  "2015-07-25 14:47:11" },
  { height:  576881 , difficulty:  3211467 , date:  "2015-07-25 14:47:30" },
  { height:  576882 , difficulty:  3209532 , date:  "2015-07-25 14:48:11" },
  { height:  576883 , difficulty:  3208508 , date:  "2015-07-25 14:49:00" },
  { height:  576884 , difficulty:  3196172 , date:  "2015-07-25 14:50:11" },
  { height:  576885 , difficulty:  3187186 , date:  "2015-07-25 14:51:49" },
  { height:  576886 , difficulty:  3186842 , date:  "2015-07-25 14:51:53" },
  { height:  576887 , difficulty:  3163558 , date:  "2015-07-25 14:53:12" },
  { height:  576888 , difficulty:  3160612 , date:  "2015-07-25 14:54:48" },
  { height:  576889 , difficulty:  3153963 , date:  "2015-07-25 14:55:37" },
  { height:  576890 , difficulty:  3147359 , date:  "2015-07-25 14:57:34" },
  { height:  576891 , difficulty:  3140084 , date:  "2015-07-25 14:59:31" },
  { height:  576892 , difficulty:  3151512 , date:  "2015-07-25 15:00:05" },
  { height:  576893 , difficulty:  3155927 , date:  "2015-07-25 15:01:04" },
  { height:  576894 , difficulty:  3166710 , date:  "2015-07-25 15:01:10" },
  { height:  576895 , difficulty:  3167182 , date:  "2015-07-25 15:01:17" },
  { height:  576896 , difficulty:  3161546 , date:  "2015-07-25 15:02:32" },
  { height:  576897 , difficulty:  3167717 , date:  "2015-07-25 15:03:56" },
  { height:  576898 , difficulty:  3164615 , date:  "2015-07-25 15:04:35" },
  { height:  576899 , difficulty:  3162406 , date:  "2015-07-25 15:06:20" },
  { height:  576900 , difficulty:  3161158 , date:  "2015-07-25 15:06:27" },
  { height:  576901 , difficulty:  3148878 , date:  "2015-07-25 15:09:43" },
  { height:  576902 , difficulty:  3149573 , date:  "2015-07-25 15:09:47" },
  { height:  576903 , difficulty:  3149917 , date:  "2015-07-25 15:09:52" },
  { height:  576904 , difficulty:  3150444 , date:  "2015-07-25 15:15:01" },
  { height:  576905 , difficulty:  3149324 , date:  "2015-07-25 15:15:53" },
  { height:  576906 , difficulty:  3144093 , date:  "2015-07-25 15:18:18" },
  { height:  576907 , difficulty:  3149844 , date:  "2015-07-25 15:19:21" },
  { height:  576908 , difficulty:  3148180 , date:  "2015-07-25 15:20:57" },
  { height:  576909 , difficulty:  3155918 , date:  "2015-07-25 15:21:02" },
  { height:  576910 , difficulty:  3147516 , date:  "2015-07-25 15:21:32" },
  { height:  576911 , difficulty:  3143497 , date:  "2015-07-25 15:24:08" },
  { height:  576912 , difficulty:  3138343 , date:  "2015-07-25 15:24:11" },
  { height:  576913 , difficulty:  3168968 , date:  "2015-07-25 15:24:37" },
  { height:  576914 , difficulty:  3175124 , date:  "2015-07-25 15:26:51" },
  { height:  576915 , difficulty:  3176221 , date:  "2015-07-25 15:26:55" },
  { height:  576916 , difficulty:  3172971 , date:  "2015-07-25 15:27:55" },
  { height:  576917 , difficulty:  3203691 , date:  "2015-07-25 15:28:00" },
  { height:  576918 , difficulty:  3188818 , date:  "2015-07-25 15:30:44" },
  { height:  576919 , difficulty:  3192401 , date:  "2015-07-25 15:31:07" },
  { height:  576920 , difficulty:  3194101 , date:  "2015-07-25 15:31:53" },
  { height:  576921 , difficulty:  3190421 , date:  "2015-07-25 15:34:06" },
  { height:  576922 , difficulty:  3194423 , date:  "2015-07-25 15:36:42" },
  { height:  576923 , difficulty:  3186789 , date:  "2015-07-25 15:38:08" },
  { height:  576924 , difficulty:  3200169 , date:  "2015-07-25 15:38:35" },
  { height:  576925 , difficulty:  3201844 , date:  "2015-07-25 15:39:56" },
  { height:  576926 , difficulty:  3197740 , date:  "2015-07-25 15:40:19" },
  { height:  576927 , difficulty:  3194186 , date:  "2015-07-25 15:41:47" },
  { height:  576928 , difficulty:  3193932 , date:  "2015-07-25 15:42:11" },
  { height:  576929 , difficulty:  3198692 , date:  "2015-07-25 15:42:38" },
  { height:  576930 , difficulty:  3204637 , date:  "2015-07-25 15:42:56" },
  { height:  576931 , difficulty:  3222904 , date:  "2015-07-25 15:43:41" },
  { height:  576932 , difficulty:  3212415 , date:  "2015-07-25 15:44:29" },
  { height:  576933 , difficulty:  3220525 , date:  "2015-07-25 15:44:45" },
  { height:  576934 , difficulty:  3236938 , date:  "2015-07-25 15:45:12" },
  { height:  576935 , difficulty:  3234412 , date:  "2015-07-25 15:45:18" },
  { height:  576936 , difficulty:  3235867 , date:  "2015-07-25 15:45:25" },
  { height:  576937 , difficulty:  3242015 , date:  "2015-07-25 15:46:27" },
  { height:  576938 , difficulty:  3239499 , date:  "2015-07-25 15:46:33" },
  { height:  576939 , difficulty:  3241112 , date:  "2015-07-25 15:46:34" },
  { height:  576940 , difficulty:  3239679 , date:  "2015-07-25 15:49:10" },
  { height:  576941 , difficulty:  3233282 , date:  "2015-07-25 15:49:15" },
  { height:  576942 , difficulty:  3233178 , date:  "2015-07-25 15:51:46" },
  { height:  576943 , difficulty:  3232210 , date:  "2015-07-25 15:51:48" },
  { height:  576944 , difficulty:  3233903 , date:  "2015-07-25 15:53:30" },
  { height:  576945 , difficulty:  3228219 , date:  "2015-07-25 15:56:17" },
  { height:  576946 , difficulty:  3224535 , date:  "2015-07-25 15:56:55" },
  { height:  576947 , difficulty:  3224640 , date:  "2015-07-25 15:56:59" },
  { height:  576948 , difficulty:  3221534 , date:  "2015-07-25 15:58:49" },
  { height:  576949 , difficulty:  3209934 , date:  "2015-07-25 16:00:50" },
  { height:  576950 , difficulty:  3219784 , date:  "2015-07-25 16:01:26" },
  { height:  576951 , difficulty:  3214247 , date:  "2015-07-25 16:04:24" },
  { height:  576952 , difficulty:  3216225 , date:  "2015-07-25 16:05:51" },
  { height:  576953 , difficulty:  3207652 , date:  "2015-07-25 16:06:23" },
  { height:  576954 , difficulty:  3207190 , date:  "2015-07-25 16:07:31" },
  { height:  576955 , difficulty:  3208854 , date:  "2015-07-25 16:08:34" },
  { height:  576956 , difficulty:  3200723 , date:  "2015-07-25 16:10:31" },
  { height:  576957 , difficulty:  3217263 , date:  "2015-07-25 16:11:27" },
  { height:  576958 , difficulty:  3216744 , date:  "2015-07-25 16:14:24" },
  { height:  576959 , difficulty:  3212785 , date:  "2015-07-25 16:14:26" },
  { height:  576960 , difficulty:  3217847 , date:  "2015-07-25 16:15:11" },
  { height:  576961 , difficulty:  3209697 , date:  "2015-07-25 16:16:55" },
  { height:  576962 , difficulty:  3210757 , date:  "2015-07-25 16:17:01" },
  { height:  576963 , difficulty:  3216392 , date:  "2015-07-25 16:18:53" },
  { height:  576964 , difficulty:  3208118 , date:  "2015-07-25 16:18:56" },
  { height:  576965 , difficulty:  3212734 , date:  "2015-07-25 16:21:02" },
  { height:  576966 , difficulty:  3221334 , date:  "2015-07-25 16:21:08" },
  { height:  576967 , difficulty:  3213171 , date:  "2015-07-25 16:21:09" },
  { height:  576968 , difficulty:  3221154 , date:  "2015-07-25 16:22:39" },
  { height:  576969 , difficulty:  3222715 , date:  "2015-07-25 16:28:20" },
  { height:  576970 , difficulty:  3236809 , date:  "2015-07-25 16:28:44" },
  { height:  576971 , difficulty:  3236647 , date:  "2015-07-25 16:29:15" },
  { height:  576972 , difficulty:  3229894 , date:  "2015-07-25 16:29:18" },
  { height:  576973 , difficulty:  3223462 , date:  "2015-07-25 16:29:20" },
  { height:  576974 , difficulty:  3222945 , date:  "2015-07-25 16:29:24" },
  { height:  576975 , difficulty:  3213909 , date:  "2015-07-25 16:31:27" },
  { height:  576976 , difficulty:  3231450 , date:  "2015-07-25 16:33:17" },
  { height:  576977 , difficulty:  3214558 , date:  "2015-07-25 16:33:51" },
  { height:  576978 , difficulty:  3216273 , date:  "2015-07-25 16:35:14" },
  { height:  576979 , difficulty:  3218350 , date:  "2015-07-25 16:36:09" },
  { height:  576980 , difficulty:  3193030 , date:  "2015-07-25 16:36:10" },
  { height:  576981 , difficulty:  3191221 , date:  "2015-07-25 16:38:42" },
  { height:  576982 , difficulty:  3182041 , date:  "2015-07-25 16:41:14" },
  { height:  576983 , difficulty:  3178467 , date:  "2015-07-25 16:41:50" },
  { height:  576984 , difficulty:  3174013 , date:  "2015-07-25 16:43:14" },
  { height:  576985 , difficulty:  3176002 , date:  "2015-07-25 16:44:41" },
  { height:  576986 , difficulty:  3181497 , date:  "2015-07-25 16:45:19" },
  { height:  576987 , difficulty:  3171437 , date:  "2015-07-25 16:45:45" },
  { height:  576988 , difficulty:  3176263 , date:  "2015-07-25 16:46:45" },
  { height:  576989 , difficulty:  3175726 , date:  "2015-07-25 16:46:48" },
  { height:  576990 , difficulty:  3165896 , date:  "2015-07-25 16:50:03" },
  { height:  576991 , difficulty:  3166964 , date:  "2015-07-25 16:50:43" },
  { height:  576992 , difficulty:  3167048 , date:  "2015-07-25 16:50:49" },
  { height:  576993 , difficulty:  3174078 , date:  "2015-07-25 16:51:30" },
  { height:  576994 , difficulty:  3160273 , date:  "2015-07-25 16:51:35" },
  { height:  576995 , difficulty:  3169004 , date:  "2015-07-25 16:52:31" },
  { height:  576996 , difficulty:  3165919 , date:  "2015-07-25 16:53:13" },
  { height:  576997 , difficulty:  3155333 , date:  "2015-07-25 16:53:25" },
  { height:  576998 , difficulty:  3147768 , date:  "2015-07-25 16:55:06" },
  { height:  576999 , difficulty:  3140999 , date:  "2015-07-25 16:55:18" },
  { height:  577000 , difficulty:  3140861 , date:  "2015-07-25 16:55:25" },
  { height:  577001 , difficulty:  3148483 , date:  "2015-07-25 16:57:34" },
  { height:  577002 , difficulty:  3172825 , date:  "2015-07-25 16:57:54" },
  { height:  577003 , difficulty:  3165883 , date:  "2015-07-25 16:58:38" },
  { height:  577004 , difficulty:  3166707 , date:  "2015-07-25 16:59:01" },
  { height:  577005 , difficulty:  3164643 , date:  "2015-07-25 16:59:34" },
  { height:  577006 , difficulty:  3174946 , date:  "2015-07-25 16:59:47" },
  { height:  577007 , difficulty:  3175225 , date:  "2015-07-25 17:01:34" },
  { height:  577008 , difficulty:  3178259 , date:  "2015-07-25 17:01:36" },
  { height:  577009 , difficulty:  3178940 , date:  "2015-07-25 17:02:42" },
  { height:  577010 , difficulty:  3181355 , date:  "2015-07-25 17:02:55" },
  { height:  577011 , difficulty:  3182168 , date:  "2015-07-25 17:03:06" },
  { height:  577012 , difficulty:  3186092 , date:  "2015-07-25 17:03:59" },
  { height:  577013 , difficulty:  3189860 , date:  "2015-07-25 17:04:44" },
  { height:  577014 , difficulty:  3195319 , date:  "2015-07-25 17:05:04" },
  { height:  577015 , difficulty:  3198385 , date:  "2015-07-25 17:07:30" },
  { height:  577016 , difficulty:  3185090 , date:  "2015-07-25 17:07:35" },
  { height:  577017 , difficulty:  3199438 , date:  "2015-07-25 17:09:30" },
  { height:  577018 , difficulty:  3187097 , date:  "2015-07-25 17:10:08" },
  { height:  577019 , difficulty:  3192537 , date:  "2015-07-25 17:10:25" },
  { height:  577020 , difficulty:  3183870 , date:  "2015-07-25 17:10:34" },
  { height:  577021 , difficulty:  3171634 , date:  "2015-07-25 17:11:07" },
  { height:  577022 , difficulty:  3168996 , date:  "2015-07-25 17:11:52" },
  { height:  577023 , difficulty:  3168988 , date:  "2015-07-25 17:12:08" },
  { height:  577024 , difficulty:  3161023 , date:  "2015-07-25 17:12:45" },
  { height:  577025 , difficulty:  3168152 , date:  "2015-07-25 17:14:27" },
  { height:  577026 , difficulty:  3168225 , date:  "2015-07-25 17:14:44" },
  { height:  577027 , difficulty:  3156769 , date:  "2015-07-25 17:15:35" },
  { height:  577028 , difficulty:  3152753 , date:  "2015-07-25 17:16:43" },
  { height:  577029 , difficulty:  3151324 , date:  "2015-07-25 17:17:06" },
  { height:  577030 , difficulty:  3146000 , date:  "2015-07-25 17:17:42" },
  { height:  577031 , difficulty:  3140870 , date:  "2015-07-25 17:18:08" },
  { height:  577032 , difficulty:  3133613 , date:  "2015-07-25 17:18:18" },
  { height:  577033 , difficulty:  3142633 , date:  "2015-07-25 17:20:57" },
  { height:  577034 , difficulty:  3128055 , date:  "2015-07-25 17:21:42" },
  { height:  577035 , difficulty:  3141996 , date:  "2015-07-25 17:23:40" },
  { height:  577036 , difficulty:  3140093 , date:  "2015-07-25 17:23:45" },
  { height:  577037 , difficulty:  3135089 , date:  "2015-07-25 17:25:32" },
  { height:  577038 , difficulty:  3141830 , date:  "2015-07-25 17:25:56" },
  { height:  577039 , difficulty:  3132893 , date:  "2015-07-25 17:29:24" },
  { height:  577040 , difficulty:  3133718 , date:  "2015-07-25 17:31:33" },
  { height:  577041 , difficulty:  3153778 , date:  "2015-07-25 17:31:36" },
  { height:  577042 , difficulty:  3154583 , date:  "2015-07-25 17:31:56" },
  { height:  577043 , difficulty:  3155203 , date:  "2015-07-25 17:32:40" },
  { height:  577044 , difficulty:  3148137 , date:  "2015-07-25 17:33:47" },
  { height:  577045 , difficulty:  3121973 , date:  "2015-07-25 17:34:39" },
  { height:  577046 , difficulty:  3128958 , date:  "2015-07-25 17:34:52" },
  { height:  577047 , difficulty:  3128449 , date:  "2015-07-25 17:36:13" },
  { height:  577048 , difficulty:  3141881 , date:  "2015-07-25 17:36:59" },
  { height:  577049 , difficulty:  3142714 , date:  "2015-07-25 17:37:02" },
  { height:  577050 , difficulty:  3171249 , date:  "2015-07-25 17:38:27" },
  { height:  577051 , difficulty:  3160980 , date:  "2015-07-25 17:38:42" },
  { height:  577052 , difficulty:  3153347 , date:  "2015-07-25 17:39:17" },
  { height:  577053 , difficulty:  3151594 , date:  "2015-07-25 17:40:12" },
  { height:  577054 , difficulty:  3162763 , date:  "2015-07-25 17:40:20" },
  { height:  577055 , difficulty:  3162280 , date:  "2015-07-25 17:40:29" },
  { height:  577056 , difficulty:  3163827 , date:  "2015-07-25 17:42:47" },
  { height:  577057 , difficulty:  3152169 , date:  "2015-07-25 17:42:51" },
  { height:  577058 , difficulty:  3139729 , date:  "2015-07-25 17:43:07" },
  { height:  577059 , difficulty:  3139778 , date:  "2015-07-25 17:43:15" },
  { height:  577060 , difficulty:  3140245 , date:  "2015-07-25 17:43:37" },
  { height:  577061 , difficulty:  3135141 , date:  "2015-07-25 17:43:39" },
  { height:  577062 , difficulty:  3136052 , date:  "2015-07-25 17:44:02" },
  { height:  577063 , difficulty:  3148297 , date:  "2015-07-25 17:44:08" },
  { height:  577064 , difficulty:  3143751 , date:  "2015-07-25 17:44:55" },
  { height:  577065 , difficulty:  3160545 , date:  "2015-07-25 17:45:30" },
  { height:  577066 , difficulty:  3145919 , date:  "2015-07-25 17:45:47" },
  { height:  577067 , difficulty:  3142982 , date:  "2015-07-25 17:45:58" },
  { height:  577068 , difficulty:  3144435 , date:  "2015-07-25 17:46:23" },
  { height:  577069 , difficulty:  3142798 , date:  "2015-07-25 17:49:30" },
  { height:  577070 , difficulty:  3156393 , date:  "2015-07-25 17:49:34" },
  { height:  577071 , difficulty:  3152731 , date:  "2015-07-25 17:52:31" },
  { height:  577072 , difficulty:  3151744 , date:  "2015-07-25 17:52:35" },
  { height:  577073 , difficulty:  3164791 , date:  "2015-07-25 17:52:43" },
  { height:  577074 , difficulty:  3156640 , date:  "2015-07-25 17:53:01" },
  { height:  577075 , difficulty:  3156818 , date:  "2015-07-25 17:54:04" },
  { height:  577076 , difficulty:  3176010 , date:  "2015-07-25 17:54:06" },
  { height:  577077 , difficulty:  3165017 , date:  "2015-07-25 17:55:39" },
  { height:  577078 , difficulty:  3169571 , date:  "2015-07-25 17:56:43" },
  { height:  577079 , difficulty:  3168855 , date:  "2015-07-25 17:56:48" },
  { height:  577080 , difficulty:  3190364 , date:  "2015-07-25 17:58:37" },
  { height:  577081 , difficulty:  3200071 , date:  "2015-07-25 17:58:58" },
  { height:  577082 , difficulty:  3199825 , date:  "2015-07-25 17:59:07" },
  { height:  577083 , difficulty:  3194146 , date:  "2015-07-25 17:59:48" },
  { height:  577084 , difficulty:  3196660 , date:  "2015-07-25 17:59:51" },
  { height:  577085 , difficulty:  3191979 , date:  "2015-07-25 18:00:31" },
  { height:  577086 , difficulty:  3193785 , date:  "2015-07-25 18:03:23" },
  { height:  577087 , difficulty:  3194430 , date:  "2015-07-25 18:05:56" },
  { height:  577088 , difficulty:  3190119 , date:  "2015-07-25 18:07:21" },
  { height:  577089 , difficulty:  3187694 , date:  "2015-07-25 18:07:45" },
  { height:  577090 , difficulty:  3193966 , date:  "2015-07-25 18:07:48" },
  { height:  577091 , difficulty:  3184912 , date:  "2015-07-25 18:09:59" },
  { height:  577092 , difficulty:  3185125 , date:  "2015-07-25 18:10:35" },
  { height:  577093 , difficulty:  3176666 , date:  "2015-07-25 18:12:19" },
  { height:  577094 , difficulty:  3188534 , date:  "2015-07-25 18:14:22" },
  { height:  577095 , difficulty:  3189043 , date:  "2015-07-25 18:15:02" },
  { height:  577096 , difficulty:  3188736 , date:  "2015-07-25 18:15:03" },
  { height:  577097 , difficulty:  3188493 , date:  "2015-07-25 18:15:11" },
  { height:  577098 , difficulty:  3195146 , date:  "2015-07-25 18:16:01" },
  { height:  577099 , difficulty:  3193992 , date:  "2015-07-25 18:16:14" },
  { height:  577100 , difficulty:  3192561 , date:  "2015-07-25 18:18:22" },
  { height:  577101 , difficulty:  3184977 , date:  "2015-07-25 18:18:34" },
  { height:  577102 , difficulty:  3190308 , date:  "2015-07-25 18:18:44" },
  { height:  577103 , difficulty:  3186150 , date:  "2015-07-25 18:19:14" },
  { height:  577104 , difficulty:  3183753 , date:  "2015-07-25 18:22:06" },
  { height:  577105 , difficulty:  3181854 , date:  "2015-07-25 18:22:38" },
  { height:  577106 , difficulty:  3182116 , date:  "2015-07-25 18:23:39" },
  { height:  577107 , difficulty:  3182808 , date:  "2015-07-25 18:23:47" },
  { height:  577108 , difficulty:  3190987 , date:  "2015-07-25 18:24:20" },
  { height:  577109 , difficulty:  3177219 , date:  "2015-07-25 18:24:26" },
  { height:  577110 , difficulty:  3179824 , date:  "2015-07-25 18:25:51" },
  { height:  577111 , difficulty:  3169887 , date:  "2015-07-25 18:26:39" },
  { height:  577112 , difficulty:  3169850 , date:  "2015-07-25 18:27:58" },
  { height:  577113 , difficulty:  3172170 , date:  "2015-07-25 18:28:32" },
  { height:  577114 , difficulty:  3171712 , date:  "2015-07-25 18:28:36" },
  { height:  577115 , difficulty:  3161542 , date:  "2015-07-25 18:29:21" },
  { height:  577116 , difficulty:  3164189 , date:  "2015-07-25 18:29:52" },
  { height:  577117 , difficulty:  3172964 , date:  "2015-07-25 18:31:58" },
  { height:  577118 , difficulty:  3174397 , date:  "2015-07-25 18:32:20" },
  { height:  577119 , difficulty:  3182776 , date:  "2015-07-25 18:36:12" },
  { height:  577120 , difficulty:  3184196 , date:  "2015-07-25 18:36:15" },
  { height:  577121 , difficulty:  3192298 , date:  "2015-07-25 18:37:16" },
  { height:  577122 , difficulty:  3191214 , date:  "2015-07-25 18:38:20" },
  { height:  577123 , difficulty:  3191547 , date:  "2015-07-25 18:41:07" },
  { height:  577124 , difficulty:  3187940 , date:  "2015-07-25 18:42:40" },
  { height:  577125 , difficulty:  3202542 , date:  "2015-07-25 18:42:45" },
  { height:  577126 , difficulty:  3195626 , date:  "2015-07-25 18:42:51" },
  { height:  577127 , difficulty:  3194747 , date:  "2015-07-25 18:43:34" },
  { height:  577128 , difficulty:  3205616 , date:  "2015-07-25 18:43:40" },
  { height:  577129 , difficulty:  3201220 , date:  "2015-07-25 18:43:58" },
  { height:  577130 , difficulty:  3203021 , date:  "2015-07-25 18:44:19" },
  { height:  577131 , difficulty:  3208947 , date:  "2015-07-25 18:46:27" },
  { height:  577132 , difficulty:  3197625 , date:  "2015-07-25 18:46:31" },
  { height:  577133 , difficulty:  3198162 , date:  "2015-07-25 18:47:31" },
  { height:  577134 , difficulty:  3198840 , date:  "2015-07-25 18:49:16" },
  { height:  577135 , difficulty:  3199071 , date:  "2015-07-25 18:50:12" },
  { height:  577136 , difficulty:  3212914 , date:  "2015-07-25 18:50:17" },
  { height:  577137 , difficulty:  3214228 , date:  "2015-07-25 18:52:42" },
  { height:  577138 , difficulty:  3228721 , date:  "2015-07-25 18:53:36" },
  { height:  577139 , difficulty:  3228260 , date:  "2015-07-25 18:53:46" },
  { height:  577140 , difficulty:  3242275 , date:  "2015-07-25 18:53:54" },
  { height:  577141 , difficulty:  3245061 , date:  "2015-07-25 18:54:33" },
  { height:  577142 , difficulty:  3245530 , date:  "2015-07-25 18:55:56" },
  { height:  577143 , difficulty:  3250755 , date:  "2015-07-25 18:58:32" },
  { height:  577144 , difficulty:  3252404 , date:  "2015-07-25 19:00:19" },
  { height:  577145 , difficulty:  3236073 , date:  "2015-07-25 19:00:55" },
  { height:  577146 , difficulty:  3245774 , date:  "2015-07-25 19:01:00" },
  { height:  577147 , difficulty:  3231421 , date:  "2015-07-25 19:01:19" },
  { height:  577148 , difficulty:  3237051 , date:  "2015-07-25 19:02:03" },
  { height:  577149 , difficulty:  3236346 , date:  "2015-07-25 19:04:40" },
  { height:  577150 , difficulty:  3235624 , date:  "2015-07-25 19:05:27" },
  { height:  577151 , difficulty:  3231986 , date:  "2015-07-25 19:06:06" },
  { height:  577152 , difficulty:  3235400 , date:  "2015-07-25 19:06:29" },
  { height:  577153 , difficulty:  3231681 , date:  "2015-07-25 19:08:40" },
  { height:  577154 , difficulty:  3231887 , date:  "2015-07-25 19:10:19" },
  { height:  577155 , difficulty:  3234912 , date:  "2015-07-25 19:12:48" },
  { height:  577156 , difficulty:  3231006 , date:  "2015-07-25 19:13:23" },
  { height:  577157 , difficulty:  3229934 , date:  "2015-07-25 19:13:26" },
  { height:  577158 , difficulty:  3231765 , date:  "2015-07-25 19:16:19" },
  { height:  577159 , difficulty:  3238050 , date:  "2015-07-25 19:16:23" },
  { height:  577160 , difficulty:  3238146 , date:  "2015-07-25 19:17:16" },
  { height:  577161 , difficulty:  3235043 , date:  "2015-07-25 19:18:03" },
  { height:  577162 , difficulty:  3223688 , date:  "2015-07-25 19:20:24" },
  { height:  577163 , difficulty:  3211153 , date:  "2015-07-25 19:20:41" },
  { height:  577164 , difficulty:  3232175 , date:  "2015-07-25 19:23:22" },
  { height:  577165 , difficulty:  3232324 , date:  "2015-07-25 19:23:24" },
  { height:  577166 , difficulty:  3234850 , date:  "2015-07-25 19:24:22" },
  { height:  577167 , difficulty:  3224646 , date:  "2015-07-25 19:26:48" },
  { height:  577168 , difficulty:  3223966 , date:  "2015-07-25 19:27:07" },
  { height:  577169 , difficulty:  3214698 , date:  "2015-07-25 19:28:10" },
  { height:  577170 , difficulty:  3209005 , date:  "2015-07-25 19:32:38" },
  { height:  577171 , difficulty:  3218137 , date:  "2015-07-25 19:33:01" },
  { height:  577172 , difficulty:  3224149 , date:  "2015-07-25 19:33:18" },
  { height:  577173 , difficulty:  3233090 , date:  "2015-07-25 19:33:20" },
  { height:  577174 , difficulty:  3228798 , date:  "2015-07-25 19:34:00" },
  { height:  577175 , difficulty:  3228948 , date:  "2015-07-25 19:35:25" },
  { height:  577176 , difficulty:  3229721 , date:  "2015-07-25 19:35:51" },
  { height:  577177 , difficulty:  3228847 , date:  "2015-07-25 19:36:26" },
  { height:  577178 , difficulty:  3228429 , date:  "2015-07-25 19:37:40" },
  { height:  577179 , difficulty:  3234635 , date:  "2015-07-25 19:38:21" },
  { height:  577180 , difficulty:  3219618 , date:  "2015-07-25 19:38:50" },
  { height:  577181 , difficulty:  3218734 , date:  "2015-07-25 19:40:22" },
  { height:  577182 , difficulty:  3213616 , date:  "2015-07-25 19:41:09" },
  { height:  577183 , difficulty:  3215321 , date:  "2015-07-25 19:41:48" },
  { height:  577184 , difficulty:  3226806 , date:  "2015-07-25 19:42:10" },
  { height:  577185 , difficulty:  3226435 , date:  "2015-07-25 19:42:26" },
  { height:  577186 , difficulty:  3220920 , date:  "2015-07-25 19:42:33" },
  { height:  577187 , difficulty:  3224422 , date:  "2015-07-25 19:43:20" },
  { height:  577188 , difficulty:  3219319 , date:  "2015-07-25 19:43:49" },
  { height:  577189 , difficulty:  3226707 , date:  "2015-07-25 19:45:28" },
  { height:  577190 , difficulty:  3240054 , date:  "2015-07-25 19:45:34" },
  { height:  577191 , difficulty:  3238652 , date:  "2015-07-25 19:45:43" },
  { height:  577192 , difficulty:  3239091 , date:  "2015-07-25 19:46:52" },
  { height:  577193 , difficulty:  3229725 , date:  "2015-07-25 19:46:55" },
  { height:  577194 , difficulty:  3228918 , date:  "2015-07-25 19:48:03" },
  { height:  577195 , difficulty:  3208407 , date:  "2015-07-25 19:48:06" },
  { height:  577196 , difficulty:  3212945 , date:  "2015-07-25 19:48:37" },
  { height:  577197 , difficulty:  3213649 , date:  "2015-07-25 19:48:43" },
  { height:  577198 , difficulty:  3209411 , date:  "2015-07-25 19:49:34" },
  { height:  577199 , difficulty:  3205903 , date:  "2015-07-25 19:52:22" },
  { height:  577200 , difficulty:  3197846 , date:  "2015-07-25 19:53:54" },
  { height:  577201 , difficulty:  3205268 , date:  "2015-07-25 19:54:28" },
  { height:  577202 , difficulty:  3207418 , date:  "2015-07-25 19:54:32" },
  { height:  577203 , difficulty:  3209650 , date:  "2015-07-25 19:54:43" },
  { height:  577204 , difficulty:  3210031 , date:  "2015-07-25 19:55:33" },
  { height:  577205 , difficulty:  3223094 , date:  "2015-07-25 19:55:51" },
  { height:  577206 , difficulty:  3224736 , date:  "2015-07-25 19:56:37" },
  { height:  577207 , difficulty:  3214213 , date:  "2015-07-25 19:56:46" },
  { height:  577208 , difficulty:  3214396 , date:  "2015-07-25 19:58:10" },
  { height:  577209 , difficulty:  3211512 , date:  "2015-07-25 19:58:31" },
  { height:  577210 , difficulty:  3205137 , date:  "2015-07-25 19:59:36" },
  { height:  577211 , difficulty:  3201268 , date:  "2015-07-25 19:59:40" },
  { height:  577212 , difficulty:  3201284 , date:  "2015-07-25 20:00:33" },
  { height:  577213 , difficulty:  3190430 , date:  "2015-07-25 20:02:43" },
  { height:  577214 , difficulty:  3189999 , date:  "2015-07-25 20:04:32" },
  { height:  577215 , difficulty:  3189293 , date:  "2015-07-25 20:05:14" },
  { height:  577216 , difficulty:  3189967 , date:  "2015-07-25 20:06:56" },
  { height:  577217 , difficulty:  3192247 , date:  "2015-07-25 20:08:44" },
  { height:  577218 , difficulty:  3194352 , date:  "2015-07-25 20:10:43" },
  { height:  577219 , difficulty:  3201727 , date:  "2015-07-25 20:10:44" },
  { height:  577220 , difficulty:  3198587 , date:  "2015-07-25 20:11:07" },
  { height:  577221 , difficulty:  3197276 , date:  "2015-07-25 20:12:17" },
  { height:  577222 , difficulty:  3200445 , date:  "2015-07-25 20:12:54" },
  { height:  577223 , difficulty:  3201009 , date:  "2015-07-25 20:14:30" },
  { height:  577224 , difficulty:  3202563 , date:  "2015-07-25 20:16:03" },
  { height:  577225 , difficulty:  3194861 , date:  "2015-07-25 20:16:09" },
  { height:  577226 , difficulty:  3193564 , date:  "2015-07-25 20:17:08" },
  { height:  577227 , difficulty:  3206674 , date:  "2015-07-25 20:18:35" },
  { height:  577228 , difficulty:  3204998 , date:  "2015-07-25 20:19:19" },
  { height:  577229 , difficulty:  3205455 , date:  "2015-07-25 20:21:05" },
  { height:  577230 , difficulty:  3205385 , date:  "2015-07-25 20:21:37" },
  { height:  577231 , difficulty:  3197574 , date:  "2015-07-25 20:23:00" },
  { height:  577232 , difficulty:  3205621 , date:  "2015-07-25 20:24:10" },
  { height:  577233 , difficulty:  3211012 , date:  "2015-07-25 20:24:38" },
  { height:  577234 , difficulty:  3202550 , date:  "2015-07-25 20:25:16" },
  { height:  577235 , difficulty:  3205993 , date:  "2015-07-25 20:27:24" },
  { height:  577236 , difficulty:  3204434 , date:  "2015-07-25 20:29:17" },
  { height:  577237 , difficulty:  3206794 , date:  "2015-07-25 20:29:52" },
  { height:  577238 , difficulty:  3194977 , date:  "2015-07-25 20:30:25" },
  { height:  577239 , difficulty:  3193994 , date:  "2015-07-25 20:30:48" },
  { height:  577240 , difficulty:  3201175 , date:  "2015-07-25 20:31:21" },
  { height:  577241 , difficulty:  3209459 , date:  "2015-07-25 20:32:44" },
  { height:  577242 , difficulty:  3212132 , date:  "2015-07-25 20:33:09" },
  { height:  577243 , difficulty:  3203954 , date:  "2015-07-25 20:33:14" },
  { height:  577244 , difficulty:  3202657 , date:  "2015-07-25 20:33:22" },
  { height:  577245 , difficulty:  3200453 , date:  "2015-07-25 20:36:44" },
  { height:  577246 , difficulty:  3177064 , date:  "2015-07-25 20:37:51" },
  { height:  577247 , difficulty:  3179435 , date:  "2015-07-25 20:39:10" },
  { height:  577248 , difficulty:  3180407 , date:  "2015-07-25 20:40:19" },
  { height:  577249 , difficulty:  3185810 , date:  "2015-07-25 20:41:32" },
  { height:  577250 , difficulty:  3184502 , date:  "2015-07-25 20:41:59" },
  { height:  577251 , difficulty:  3181132 , date:  "2015-07-25 20:42:03" },
  { height:  577252 , difficulty:  3179015 , date:  "2015-07-25 20:43:46" },
  { height:  577253 , difficulty:  3192930 , date:  "2015-07-25 20:44:02" },
  { height:  577254 , difficulty:  3188405 , date:  "2015-07-25 20:46:47" },
  { height:  577255 , difficulty:  3188589 , date:  "2015-07-25 20:46:59" },
  { height:  577256 , difficulty:  3188036 , date:  "2015-07-25 20:47:26" },
  { height:  577257 , difficulty:  3180263 , date:  "2015-07-25 20:48:09" },
  { height:  577258 , difficulty:  3176369 , date:  "2015-07-25 20:50:32" },
  { height:  577259 , difficulty:  3174138 , date:  "2015-07-25 20:50:36" },
  { height:  577260 , difficulty:  3190379 , date:  "2015-07-25 20:51:47" },
  { height:  577261 , difficulty:  3189891 , date:  "2015-07-25 20:51:57" },
  { height:  577262 , difficulty:  3190803 , date:  "2015-07-25 20:52:06" },
  { height:  577263 , difficulty:  3187221 , date:  "2015-07-25 20:53:36" },
  { height:  577264 , difficulty:  3211403 , date:  "2015-07-25 20:54:06" },
  { height:  577265 , difficulty:  3205804 , date:  "2015-07-25 20:55:41" },
  { height:  577266 , difficulty:  3209097 , date:  "2015-07-25 20:55:47" },
  { height:  577267 , difficulty:  3216762 , date:  "2015-07-25 20:56:17" },
  { height:  577268 , difficulty:  3214477 , date:  "2015-07-25 20:56:38" },
  { height:  577269 , difficulty:  3215679 , date:  "2015-07-25 20:56:41" },
  { height:  577270 , difficulty:  3234832 , date:  "2015-07-25 20:57:07" },
  { height:  577271 , difficulty:  3244916 , date:  "2015-07-25 20:57:42" },
  { height:  577272 , difficulty:  3243709 , date:  "2015-07-25 20:58:04" },
  { height:  577273 , difficulty:  3244887 , date:  "2015-07-25 21:00:44" },
  { height:  577274 , difficulty:  3246882 , date:  "2015-07-25 21:01:13" },
  { height:  577275 , difficulty:  3236924 , date:  "2015-07-25 21:01:17" },
  { height:  577276 , difficulty:  3231446 , date:  "2015-07-25 21:03:02" },
  { height:  577277 , difficulty:  3235791 , date:  "2015-07-25 21:05:02" },
  { height:  577278 , difficulty:  3235866 , date:  "2015-07-25 21:05:14" },
  { height:  577279 , difficulty:  3239504 , date:  "2015-07-25 21:05:29" },
  { height:  577280 , difficulty:  3235042 , date:  "2015-07-25 21:05:50" },
  { height:  577281 , difficulty:  3234264 , date:  "2015-07-25 21:08:40" },
  { height:  577282 , difficulty:  3232122 , date:  "2015-07-25 21:09:07" },
  { height:  577283 , difficulty:  3242313 , date:  "2015-07-25 21:09:11" },
  { height:  577284 , difficulty:  3235113 , date:  "2015-07-25 21:11:23" },
  { height:  577285 , difficulty:  3234192 , date:  "2015-07-25 21:11:24" },
  { height:  577286 , difficulty:  3229084 , date:  "2015-07-25 21:12:34" },
  { height:  577287 , difficulty:  3228953 , date:  "2015-07-25 21:13:46" },
  { height:  577288 , difficulty:  3231630 , date:  "2015-07-25 21:14:34" },
  { height:  577289 , difficulty:  3229564 , date:  "2015-07-25 21:16:01" },
  { height:  577290 , difficulty:  3221819 , date:  "2015-07-25 21:20:48" },
  { height:  577291 , difficulty:  3220845 , date:  "2015-07-25 21:20:52" },
  { height:  577292 , difficulty:  3216092 , date:  "2015-07-25 21:21:04" },
  { height:  577293 , difficulty:  3210374 , date:  "2015-07-25 21:21:45" },
  { height:  577294 , difficulty:  3205586 , date:  "2015-07-25 21:23:31" },
  { height:  577295 , difficulty:  3206811 , date:  "2015-07-25 21:24:00" },
  { height:  577296 , difficulty:  3212861 , date:  "2015-07-25 21:24:10" },
  { height:  577297 , difficulty:  3208343 , date:  "2015-07-25 21:24:36" },
  { height:  577298 , difficulty:  3214036 , date:  "2015-07-25 21:25:00" },
  { height:  577299 , difficulty:  3208800 , date:  "2015-07-25 21:25:25" },
  { height:  577300 , difficulty:  3213689 , date:  "2015-07-25 21:25:29" },
  { height:  577301 , difficulty:  3225170 , date:  "2015-07-25 21:25:49" },
  { height:  577302 , difficulty:  3238461 , date:  "2015-07-25 21:26:00" },
  { height:  577303 , difficulty:  3234274 , date:  "2015-07-25 21:27:50" },
  { height:  577304 , difficulty:  3236629 , date:  "2015-07-25 21:29:56" },
  { height:  577305 , difficulty:  3238179 , date:  "2015-07-25 21:30:37" },
  { height:  577306 , difficulty:  3239263 , date:  "2015-07-25 21:31:22" },
  { height:  577307 , difficulty:  3233609 , date:  "2015-07-25 21:31:30" },
  { height:  577308 , difficulty:  3238259 , date:  "2015-07-25 21:31:54" },
  { height:  577309 , difficulty:  3238372 , date:  "2015-07-25 21:32:25" },
  { height:  577310 , difficulty:  3238479 , date:  "2015-07-25 21:33:31" },
  { height:  577311 , difficulty:  3236229 , date:  "2015-07-25 21:34:00" },
  { height:  577312 , difficulty:  3230082 , date:  "2015-07-25 21:34:29" },
  { height:  577313 , difficulty:  3227586 , date:  "2015-07-25 21:36:14" },
  { height:  577314 , difficulty:  3225687 , date:  "2015-07-25 21:36:44" },
  { height:  577315 , difficulty:  3226751 , date:  "2015-07-25 21:37:00" },
  { height:  577316 , difficulty:  3230019 , date:  "2015-07-25 21:38:24" },
  { height:  577317 , difficulty:  3225527 , date:  "2015-07-25 21:39:45" },
  { height:  577318 , difficulty:  3227184 , date:  "2015-07-25 21:39:50" },
  { height:  577319 , difficulty:  3229730 , date:  "2015-07-25 21:40:04" },
  { height:  577320 , difficulty:  3240546 , date:  "2015-07-25 21:40:57" },
  { height:  577321 , difficulty:  3222588 , date:  "2015-07-25 21:42:13" },
  { height:  577322 , difficulty:  3221712 , date:  "2015-07-25 21:43:08" },
  { height:  577323 , difficulty:  3215181 , date:  "2015-07-25 21:44:30" },
  { height:  577324 , difficulty:  3209483 , date:  "2015-07-25 21:44:41" },
  { height:  577325 , difficulty:  3230227 , date:  "2015-07-25 21:46:16" },
  { height:  577326 , difficulty:  3229895 , date:  "2015-07-25 21:46:54" },
  { height:  577327 , difficulty:  3238725 , date:  "2015-07-25 21:48:04" },
  { height:  577328 , difficulty:  3248689 , date:  "2015-07-25 21:50:27" },
  { height:  577329 , difficulty:  3248903 , date:  "2015-07-25 21:50:29" },
  { height:  577330 , difficulty:  3236321 , date:  "2015-07-25 21:53:39" },
  { height:  577331 , difficulty:  3238806 , date:  "2015-07-25 21:54:44" },
  { height:  577332 , difficulty:  3237179 , date:  "2015-07-25 21:55:31" },
  { height:  577333 , difficulty:  3247291 , date:  "2015-07-25 21:56:12" },
  { height:  577334 , difficulty:  3235300 , date:  "2015-07-25 21:57:37" },
  { height:  577335 , difficulty:  3236984 , date:  "2015-07-25 21:57:55" },
  { height:  577336 , difficulty:  3230999 , date:  "2015-07-25 21:59:58" },
  { height:  577337 , difficulty:  3233542 , date:  "2015-07-25 22:02:11" },
  { height:  577338 , difficulty:  3243200 , date:  "2015-07-25 22:02:18" },
  { height:  577339 , difficulty:  3239538 , date:  "2015-07-25 22:02:50" },
  { height:  577340 , difficulty:  3239797 , date:  "2015-07-25 22:03:08" },
  { height:  577341 , difficulty:  3231583 , date:  "2015-07-25 22:03:58" },
  { height:  577342 , difficulty:  3241122 , date:  "2015-07-25 22:06:16" },
  { height:  577343 , difficulty:  3243595 , date:  "2015-07-25 22:07:03" },
  { height:  577344 , difficulty:  3262716 , date:  "2015-07-25 22:07:39" },
  { height:  577345 , difficulty:  3264443 , date:  "2015-07-25 22:07:43" },
  { height:  577346 , difficulty:  3267916 , date:  "2015-07-25 22:08:27" },
  { height:  577347 , difficulty:  3265387 , date:  "2015-07-25 22:08:29" },
  { height:  577348 , difficulty:  3272599 , date:  "2015-07-25 22:08:41" },
  { height:  577349 , difficulty:  3274886 , date:  "2015-07-25 22:08:46" },
  { height:  577350 , difficulty:  3274111 , date:  "2015-07-25 22:08:46" },
  { height:  577351 , difficulty:  3275826 , date:  "2015-07-25 22:09:50" },
  { height:  577352 , difficulty:  3266542 , date:  "2015-07-25 22:10:24" },
  { height:  577353 , difficulty:  3262215 , date:  "2015-07-25 22:12:07" },
  { height:  577354 , difficulty:  3263993 , date:  "2015-07-25 22:12:09" },
  { height:  577355 , difficulty:  3265319 , date:  "2015-07-25 22:12:30" },
  { height:  577356 , difficulty:  3276751 , date:  "2015-07-25 22:12:48" },
  { height:  577357 , difficulty:  3266238 , date:  "2015-07-25 22:13:20" },
  { height:  577358 , difficulty:  3268066 , date:  "2015-07-25 22:14:00" },
  { height:  577359 , difficulty:  3275120 , date:  "2015-07-25 22:15:17" },
  { height:  577360 , difficulty:  3263388 , date:  "2015-07-25 22:16:29" },
  { height:  577361 , difficulty:  3275513 , date:  "2015-07-25 22:17:01" },
  { height:  577362 , difficulty:  3273219 , date:  "2015-07-25 22:18:42" },
  { height:  577363 , difficulty:  3270542 , date:  "2015-07-25 22:19:10" },
  { height:  577364 , difficulty:  3266569 , date:  "2015-07-25 22:19:29" },
  { height:  577365 , difficulty:  3277185 , date:  "2015-07-25 22:20:33" },
  { height:  577366 , difficulty:  3254936 , date:  "2015-07-25 22:20:36" },
  { height:  577367 , difficulty:  3255543 , date:  "2015-07-25 22:21:22" },
  { height:  577368 , difficulty:  3254390 , date:  "2015-07-25 22:22:09" },
  { height:  577369 , difficulty:  3250840 , date:  "2015-07-25 22:25:37" },
  { height:  577370 , difficulty:  3263309 , date:  "2015-07-25 22:25:42" },
  { height:  577371 , difficulty:  3263704 , date:  "2015-07-25 22:26:11" },
  { height:  577372 , difficulty:  3262734 , date:  "2015-07-25 22:27:59" },
  { height:  577373 , difficulty:  3261474 , date:  "2015-07-25 22:29:37" },
  { height:  577374 , difficulty:  3270714 , date:  "2015-07-25 22:30:29" },
  { height:  577375 , difficulty:  3270300 , date:  "2015-07-25 22:30:40" },
  { height:  577376 , difficulty:  3270447 , date:  "2015-07-25 22:31:19" },
  { height:  577377 , difficulty:  3270796 , date:  "2015-07-25 22:36:01" },
  { height:  577378 , difficulty:  3276697 , date:  "2015-07-25 22:38:23" },
  { height:  577379 , difficulty:  3268811 , date:  "2015-07-25 22:39:47" },
  { height:  577380 , difficulty:  3261157 , date:  "2015-07-25 22:39:51" },
  { height:  577381 , difficulty:  3268535 , date:  "2015-07-25 22:41:02" },
  { height:  577382 , difficulty:  3269063 , date:  "2015-07-25 22:41:02" },
  { height:  577383 , difficulty:  3271627 , date:  "2015-07-25 22:41:32" },
  { height:  577384 , difficulty:  3277658 , date:  "2015-07-25 22:42:53" },
  { height:  577385 , difficulty:  3287373 , date:  "2015-07-25 22:43:35" },
  { height:  577386 , difficulty:  3283968 , date:  "2015-07-25 22:45:04" },
  { height:  577387 , difficulty:  3286204 , date:  "2015-07-25 22:45:28" },
  { height:  577388 , difficulty:  3293706 , date:  "2015-07-25 22:46:24" },
  { height:  577389 , difficulty:  3291883 , date:  "2015-07-25 22:46:39" },
  { height:  577390 , difficulty:  3295427 , date:  "2015-07-25 22:47:48" },
  { height:  577391 , difficulty:  3309046 , date:  "2015-07-25 22:48:49" },
  { height:  577392 , difficulty:  3306077 , date:  "2015-07-25 22:49:32" },
  { height:  577393 , difficulty:  3299977 , date:  "2015-07-25 22:51:16" },
  { height:  577394 , difficulty:  3317561 , date:  "2015-07-25 22:51:55" },
  { height:  577395 , difficulty:  3316682 , date:  "2015-07-25 22:55:30" },
  { height:  577396 , difficulty:  3316030 , date:  "2015-07-25 22:56:42" },
  { height:  577397 , difficulty:  3321165 , date:  "2015-07-25 22:56:47" },
  { height:  577398 , difficulty:  3316060 , date:  "2015-07-25 22:57:54" },
  { height:  577399 , difficulty:  3315731 , date:  "2015-07-25 22:58:58" },
  { height:  577400 , difficulty:  3315288 , date:  "2015-07-25 22:59:45" },
  { height:  577401 , difficulty:  3324012 , date:  "2015-07-25 23:00:32" },
  { height:  577402 , difficulty:  3326710 , date:  "2015-07-25 23:00:36" },
  { height:  577403 , difficulty:  3322692 , date:  "2015-07-25 23:01:18" },
  { height:  577404 , difficulty:  3311854 , date:  "2015-07-25 23:03:02" },
  { height:  577405 , difficulty:  3312255 , date:  "2015-07-25 23:07:17" },
  { height:  577406 , difficulty:  3303217 , date:  "2015-07-25 23:07:19" },
  { height:  577407 , difficulty:  3303509 , date:  "2015-07-25 23:07:50" },
  { height:  577408 , difficulty:  3303323 , date:  "2015-07-25 23:08:07" },
  { height:  577409 , difficulty:  3317163 , date:  "2015-07-25 23:08:13" },
  { height:  577410 , difficulty:  3333022 , date:  "2015-07-25 23:08:49" },
  { height:  577411 , difficulty:  3331478 , date:  "2015-07-25 23:10:25" },
  { height:  577412 , difficulty:  3320679 , date:  "2015-07-25 23:10:27" },
  { height:  577413 , difficulty:  3333461 , date:  "2015-07-25 23:10:41" },
  { height:  577414 , difficulty:  3334342 , date:  "2015-07-25 23:11:18" },
  { height:  577415 , difficulty:  3346381 , date:  "2015-07-25 23:11:54" },
  { height:  577416 , difficulty:  3349608 , date:  "2015-07-25 23:11:56" },
  { height:  577417 , difficulty:  3345310 , date:  "2015-07-25 23:12:33" },
  { height:  577418 , difficulty:  3332627 , date:  "2015-07-25 23:13:32" },
  { height:  577419 , difficulty:  3349628 , date:  "2015-07-25 23:14:40" },
  { height:  577420 , difficulty:  3346970 , date:  "2015-07-25 23:14:42" },
  { height:  577421 , difficulty:  3347824 , date:  "2015-07-25 23:18:37" },
  { height:  577422 , difficulty:  3344306 , date:  "2015-07-25 23:18:41" },
  { height:  577423 , difficulty:  3347373 , date:  "2015-07-25 23:19:20" },
  { height:  577424 , difficulty:  3351839 , date:  "2015-07-25 23:23:19" },
  { height:  577425 , difficulty:  3354281 , date:  "2015-07-25 23:23:44" },
  { height:  577426 , difficulty:  3358285 , date:  "2015-07-25 23:23:53" },
  { height:  577427 , difficulty:  3354945 , date:  "2015-07-25 23:24:56" },
  { height:  577428 , difficulty:  3352373 , date:  "2015-07-25 23:27:24" },
  { height:  577429 , difficulty:  3350281 , date:  "2015-07-25 23:27:37" },
  { height:  577430 , difficulty:  3352977 , date:  "2015-07-25 23:27:47" },
  { height:  577431 , difficulty:  3364120 , date:  "2015-07-25 23:28:30" },
  { height:  577432 , difficulty:  3367673 , date:  "2015-07-25 23:29:15" },
  { height:  577433 , difficulty:  3365299 , date:  "2015-07-25 23:29:58" },
  { height:  577434 , difficulty:  3362438 , date:  "2015-07-25 23:31:52" },
  { height:  577435 , difficulty:  3370629 , date:  "2015-07-25 23:31:54" },
  { height:  577436 , difficulty:  3366474 , date:  "2015-07-25 23:31:55" },
  { height:  577437 , difficulty:  3365606 , date:  "2015-07-25 23:31:58" },
  { height:  577438 , difficulty:  3367792 , date:  "2015-07-25 23:34:38" },
  { height:  577439 , difficulty:  3368001 , date:  "2015-07-25 23:34:43" },
  { height:  577440 , difficulty:  3366720 , date:  "2015-07-25 23:35:29" },
  { height:  577441 , difficulty:  3367058 , date:  "2015-07-25 23:37:44" },
  { height:  577442 , difficulty:  3367933 , date:  "2015-07-25 23:38:21" },
  { height:  577443 , difficulty:  3368214 , date:  "2015-07-25 23:39:03" },
  { height:  577444 , difficulty:  3368585 , date:  "2015-07-25 23:40:34" },
  { height:  577445 , difficulty:  3354416 , date:  "2015-07-25 23:41:11" },
  { height:  577446 , difficulty:  3356202 , date:  "2015-07-25 23:41:26" },
  { height:  577447 , difficulty:  3358183 , date:  "2015-07-25 23:42:11" },
  { height:  577448 , difficulty:  3352424 , date:  "2015-07-25 23:42:12" },
  { height:  577449 , difficulty:  3349018 , date:  "2015-07-25 23:42:50" },
  { height:  577450 , difficulty:  3345247 , date:  "2015-07-25 23:43:40" },
  { height:  577451 , difficulty:  3347508 , date:  "2015-07-25 23:44:17" },
  { height:  577452 , difficulty:  3345196 , date:  "2015-07-25 23:44:55" },
  { height:  577453 , difficulty:  3324736 , date:  "2015-07-25 23:45:16" },
  { height:  577454 , difficulty:  3335071 , date:  "2015-07-25 23:45:48" },
  { height:  577455 , difficulty:  3329398 , date:  "2015-07-25 23:45:55" },
  { height:  577456 , difficulty:  3331429 , date:  "2015-07-25 23:46:20" },
  { height:  577457 , difficulty:  3326053 , date:  "2015-07-25 23:46:56" },
  { height:  577458 , difficulty:  3342972 , date:  "2015-07-25 23:47:03" },
  { height:  577459 , difficulty:  3343769 , date:  "2015-07-25 23:47:18" },
  { height:  577460 , difficulty:  3340304 , date:  "2015-07-25 23:47:26" },
  { height:  577461 , difficulty:  3347136 , date:  "2015-07-25 23:47:57" },
  { height:  577462 , difficulty:  3346771 , date:  "2015-07-25 23:49:45" },
  { height:  577463 , difficulty:  3346280 , date:  "2015-07-25 23:49:56" },
  { height:  577464 , difficulty:  3346300 , date:  "2015-07-25 23:49:57" },
  { height:  577465 , difficulty:  3352363 , date:  "2015-07-25 23:51:10" },
  { height:  577466 , difficulty:  3349961 , date:  "2015-07-25 23:52:03" },
  { height:  577467 , difficulty:  3349827 , date:  "2015-07-25 23:52:07" },
  { height:  577468 , difficulty:  3345997 , date:  "2015-07-25 23:54:59" },
  { height:  577469 , difficulty:  3350130 , date:  "2015-07-25 23:55:04" },
  { height:  577470 , difficulty:  3347892 , date:  "2015-07-25 23:55:11" },
  { height:  577471 , difficulty:  3340803 , date:  "2015-07-25 23:56:17" },
  { height:  577472 , difficulty:  3334131 , date:  "2015-07-25 23:56:45" },
  { height:  577473 , difficulty:  3335990 , date:  "2015-07-25 23:57:07" },
  { height:  577474 , difficulty:  3335010 , date:  "2015-07-25 23:57:47" },
  { height:  577475 , difficulty:  3341581 , date:  "2015-07-25 23:57:48" },
  { height:  577476 , difficulty:  3351973 , date:  "2015-07-26 00:00:49" },
  { height:  577477 , difficulty:  3347718 , date:  "2015-07-26 00:01:46" },
  { height:  577478 , difficulty:  3352531 , date:  "2015-07-26 00:02:10" },
  { height:  577479 , difficulty:  3351885 , date:  "2015-07-26 00:02:34" },
  { height:  577480 , difficulty:  3342061 , date:  "2015-07-26 00:03:45" },
  { height:  577481 , difficulty:  3321730 , date:  "2015-07-26 00:03:49" },
  { height:  577482 , difficulty:  3323911 , date:  "2015-07-26 00:05:33" },
  { height:  577483 , difficulty:  3341426 , date:  "2015-07-26 00:07:07" },
  { height:  577484 , difficulty:  3350616 , date:  "2015-07-26 00:07:16" },
  { height:  577485 , difficulty:  3351898 , date:  "2015-07-26 00:07:39" },
  { height:  577486 , difficulty:  3379180 , date:  "2015-07-26 00:08:18" },
  { height:  577487 , difficulty:  3374273 , date:  "2015-07-26 00:08:40" },
  { height:  577488 , difficulty:  3385881 , date:  "2015-07-26 00:09:15" },
  { height:  577489 , difficulty:  3395999 , date:  "2015-07-26 00:12:00" },
  { height:  577490 , difficulty:  3402459 , date:  "2015-07-26 00:13:44" },
  { height:  577491 , difficulty:  3401341 , date:  "2015-07-26 00:15:36" },
  { height:  577492 , difficulty:  3404030 , date:  "2015-07-26 00:15:45" },
  { height:  577493 , difficulty:  3401785 , date:  "2015-07-26 00:17:09" },
  { height:  577494 , difficulty:  3398817 , date:  "2015-07-26 00:17:16" },
  { height:  577495 , difficulty:  3402223 , date:  "2015-07-26 00:17:40" },
  { height:  577496 , difficulty:  3404715 , date:  "2015-07-26 00:18:38" },
  { height:  577497 , difficulty:  3389898 , date:  "2015-07-26 00:18:53" },
  { height:  577498 , difficulty:  3396954 , date:  "2015-07-26 00:19:27" },
  { height:  577499 , difficulty:  3396985 , date:  "2015-07-26 00:19:32" },
  { height:  577500 , difficulty:  3392836 , date:  "2015-07-26 00:20:41" },
  { height:  577501 , difficulty:  3390881 , date:  "2015-07-26 00:22:52" },
  { height:  577502 , difficulty:  3391728 , date:  "2015-07-26 00:24:54" },
  { height:  577503 , difficulty:  3395559 , date:  "2015-07-26 00:27:29" },
  { height:  577504 , difficulty:  3383248 , date:  "2015-07-26 00:28:31" },
  { height:  577505 , difficulty:  3392024 , date:  "2015-07-26 00:28:34" },
  { height:  577506 , difficulty:  3391851 , date:  "2015-07-26 00:29:49" },
  { height:  577507 , difficulty:  3390619 , date:  "2015-07-26 00:30:04" },
  { height:  577508 , difficulty:  3389889 , date:  "2015-07-26 00:30:14" },
  { height:  577509 , difficulty:  3396821 , date:  "2015-07-26 00:33:04" },
  { height:  577510 , difficulty:  3390881 , date:  "2015-07-26 00:33:50" },
  { height:  577511 , difficulty:  3399043 , date:  "2015-07-26 00:34:11" },
  { height:  577512 , difficulty:  3400311 , date:  "2015-07-26 00:34:14" },
  { height:  577513 , difficulty:  3404882 , date:  "2015-07-26 00:35:06" },
  { height:  577514 , difficulty:  3391375 , date:  "2015-07-26 00:35:08" },
  { height:  577515 , difficulty:  3395446 , date:  "2015-07-26 00:35:13" },
  { height:  577516 , difficulty:  3393927 , date:  "2015-07-26 00:35:39" },
  { height:  577517 , difficulty:  3397904 , date:  "2015-07-26 00:36:31" },
  { height:  577518 , difficulty:  3404095 , date:  "2015-07-26 00:37:26" },
  { height:  577519 , difficulty:  3400375 , date:  "2015-07-26 00:37:43" },
  { height:  577520 , difficulty:  3398962 , date:  "2015-07-26 00:38:48" },
  { height:  577521 , difficulty:  3395639 , date:  "2015-07-26 00:44:20" },
  { height:  577522 , difficulty:  3405313 , date:  "2015-07-26 00:44:25" },
  { height:  577523 , difficulty:  3416050 , date:  "2015-07-26 00:44:50" },
  { height:  577524 , difficulty:  3416920 , date:  "2015-07-26 00:45:24" },
  { height:  577525 , difficulty:  3418589 , date:  "2015-07-26 00:46:15" },
  { height:  577526 , difficulty:  3418629 , date:  "2015-07-26 00:46:53" },
  { height:  577527 , difficulty:  3418879 , date:  "2015-07-26 00:47:53" },
  { height:  577528 , difficulty:  3416701 , date:  "2015-07-26 00:52:43" },
  { height:  577529 , difficulty:  3415094 , date:  "2015-07-26 00:53:03" },
  { height:  577530 , difficulty:  3414948 , date:  "2015-07-26 00:53:04" },
  { height:  577531 , difficulty:  3426921 , date:  "2015-07-26 00:53:21" },
  { height:  577532 , difficulty:  3425639 , date:  "2015-07-26 00:53:29" },
  { height:  577533 , difficulty:  3425148 , date:  "2015-07-26 00:54:38" },
  { height:  577534 , difficulty:  3431716 , date:  "2015-07-26 00:56:07" },
  { height:  577535 , difficulty:  3435844 , date:  "2015-07-26 00:56:59" },
  { height:  577536 , difficulty:  3435786 , date:  "2015-07-26 00:57:02" },
  { height:  577537 , difficulty:  3436470 , date:  "2015-07-26 01:01:11" },
  { height:  577538 , difficulty:  3426779 , date:  "2015-07-26 01:01:23" },
  { height:  577539 , difficulty:  3437232 , date:  "2015-07-26 01:01:33" },
  { height:  577540 , difficulty:  3450528 , date:  "2015-07-26 01:01:59" },
  { height:  577541 , difficulty:  3444061 , date:  "2015-07-26 01:03:37" },
  { height:  577542 , difficulty:  3452968 , date:  "2015-07-26 01:04:19" },
  { height:  577543 , difficulty:  3453455 , date:  "2015-07-26 01:05:25" },
  { height:  577544 , difficulty:  3443027 , date:  "2015-07-26 01:06:14" },
  { height:  577545 , difficulty:  3447917 , date:  "2015-07-26 01:06:26" },
  { height:  577546 , difficulty:  3448780 , date:  "2015-07-26 01:10:16" },
  { height:  577547 , difficulty:  3446853 , date:  "2015-07-26 01:10:34" },
  { height:  577548 , difficulty:  3459418 , date:  "2015-07-26 01:13:14" },
  { height:  577549 , difficulty:  3459426 , date:  "2015-07-26 01:13:15" },
  { height:  577550 , difficulty:  3462433 , date:  "2015-07-26 01:13:37" },
  { height:  577551 , difficulty:  3463082 , date:  "2015-07-26 01:13:53" },
  { height:  577552 , difficulty:  3458894 , date:  "2015-07-26 01:15:59" },
  { height:  577553 , difficulty:  3454809 , date:  "2015-07-26 01:16:41" },
  { height:  577554 , difficulty:  3453831 , date:  "2015-07-26 01:16:46" },
  { height:  577555 , difficulty:  3478446 , date:  "2015-07-26 01:17:53" },
  { height:  577556 , difficulty:  3473261 , date:  "2015-07-26 01:19:48" },
  { height:  577557 , difficulty:  3477317 , date:  "2015-07-26 01:20:08" },
  { height:  577558 , difficulty:  3471798 , date:  "2015-07-26 01:21:39" },
  { height:  577559 , difficulty:  3469669 , date:  "2015-07-26 01:21:57" },
  { height:  577560 , difficulty:  3479229 , date:  "2015-07-26 01:23:30" },
  { height:  577561 , difficulty:  3477543 , date:  "2015-07-26 01:23:57" },
  { height:  577562 , difficulty:  3482108 , date:  "2015-07-26 01:24:53" },
  { height:  577563 , difficulty:  3490248 , date:  "2015-07-26 01:25:06" },
  { height:  577564 , difficulty:  3492138 , date:  "2015-07-26 01:28:44" },
  { height:  577565 , difficulty:  3487547 , date:  "2015-07-26 01:28:50" },
  { height:  577566 , difficulty:  3489384 , date:  "2015-07-26 01:29:17" },
  { height:  577567 , difficulty:  3481668 , date:  "2015-07-26 01:32:44" },
  { height:  577568 , difficulty:  3487346 , date:  "2015-07-26 01:32:51" },
  { height:  577569 , difficulty:  3479615 , date:  "2015-07-26 01:33:09" },
  { height:  577570 , difficulty:  3480031 , date:  "2015-07-26 01:38:02" },
  { height:  577571 , difficulty:  3485794 , date:  "2015-07-26 01:38:25" },
  { height:  577572 , difficulty:  3488944 , date:  "2015-07-26 01:38:56" },
  { height:  577573 , difficulty:  3491868 , date:  "2015-07-26 01:39:47" },
  { height:  577574 , difficulty:  3499763 , date:  "2015-07-26 01:40:58" },
  { height:  577575 , difficulty:  3500400 , date:  "2015-07-26 01:42:02" },
  { height:  577576 , difficulty:  3514290 , date:  "2015-07-26 01:43:35" },
  { height:  577577 , difficulty:  3501277 , date:  "2015-07-26 01:43:44" },
  { height:  577578 , difficulty:  3489412 , date:  "2015-07-26 01:44:18" },
  { height:  577579 , difficulty:  3506067 , date:  "2015-07-26 01:46:43" },
  { height:  577580 , difficulty:  3505433 , date:  "2015-07-26 01:48:28" },
  { height:  577581 , difficulty:  3520960 , date:  "2015-07-26 01:48:35" },
  { height:  577582 , difficulty:  3520120 , date:  "2015-07-26 01:50:25" },
  { height:  577583 , difficulty:  3529216 , date:  "2015-07-26 01:50:49" },
  { height:  577584 , difficulty:  3529107 , date:  "2015-07-26 01:51:09" },
  { height:  577585 , difficulty:  3514628 , date:  "2015-07-26 01:52:01" },
  { height:  577586 , difficulty:  3526800 , date:  "2015-07-26 01:52:37" },
  { height:  577587 , difficulty:  3525350 , date:  "2015-07-26 01:56:14" },
  { height:  577588 , difficulty:  3528230 , date:  "2015-07-26 01:57:37" },
  { height:  577589 , difficulty:  3537444 , date:  "2015-07-26 02:01:32" },
  { height:  577590 , difficulty:  3538052 , date:  "2015-07-26 02:01:33" },
  { height:  577591 , difficulty:  3544384 , date:  "2015-07-26 02:04:19" },
  { height:  577592 , difficulty:  3542466 , date:  "2015-07-26 02:04:37" },
  { height:  577593 , difficulty:  3554965 , date:  "2015-07-26 02:07:32" },
  { height:  577594 , difficulty:  3551882 , date:  "2015-07-26 02:08:38" },
  { height:  577595 , difficulty:  3555405 , date:  "2015-07-26 02:09:22" },
  { height:  577596 , difficulty:  3563186 , date:  "2015-07-26 02:10:31" },
  { height:  577597 , difficulty:  3544467 , date:  "2015-07-26 02:13:38" },
  { height:  577598 , difficulty:  3553627 , date:  "2015-07-26 02:16:01" },
  { height:  577599 , difficulty:  3554239 , date:  "2015-07-26 02:16:48" },
  { height:  577600 , difficulty:  3559737 , date:  "2015-07-26 02:17:36" },
  { height:  577601 , difficulty:  3557099 , date:  "2015-07-26 02:17:37" },
  { height:  577602 , difficulty:  3562949 , date:  "2015-07-26 02:18:01" },
  { height:  577603 , difficulty:  3559443 , date:  "2015-07-26 02:19:28" },
  { height:  577604 , difficulty:  3531476 , date:  "2015-07-26 02:19:32" },
  { height:  577605 , difficulty:  3531645 , date:  "2015-07-26 02:21:45" },
  { height:  577606 , difficulty:  3536708 , date:  "2015-07-26 02:21:46" },
  { height:  577607 , difficulty:  3540429 , date:  "2015-07-26 02:23:03" },
  { height:  577608 , difficulty:  3541663 , date:  "2015-07-26 02:24:34" },
  { height:  577609 , difficulty:  3537493 , date:  "2015-07-26 02:25:12" },
  { height:  577610 , difficulty:  3528967 , date:  "2015-07-26 02:25:49" },
  { height:  577611 , difficulty:  3524531 , date:  "2015-07-26 02:26:45" },
  { height:  577612 , difficulty:  3531178 , date:  "2015-07-26 02:27:32" },
  { height:  577613 , difficulty:  3505748 , date:  "2015-07-26 02:32:11" },
  { height:  577614 , difficulty:  3504924 , date:  "2015-07-26 02:33:32" },
  { height:  577615 , difficulty:  3520721 , date:  "2015-07-26 02:33:36" },
  { height:  577616 , difficulty:  3518885 , date:  "2015-07-26 02:39:06" },
  { height:  577617 , difficulty:  3524900 , date:  "2015-07-26 02:40:16" },
  { height:  577618 , difficulty:  3521046 , date:  "2015-07-26 02:41:02" },
  { height:  577619 , difficulty:  3525272 , date:  "2015-07-26 02:43:52" },
  { height:  577620 , difficulty:  3538269 , date:  "2015-07-26 02:45:10" },
  { height:  577621 , difficulty:  3541466 , date:  "2015-07-26 02:45:24" },
  { height:  577622 , difficulty:  3517761 , date:  "2015-07-26 02:46:36" },
  { height:  577623 , difficulty:  3527945 , date:  "2015-07-26 02:46:42" },
  { height:  577624 , difficulty:  3524246 , date:  "2015-07-26 02:47:40" },
  { height:  577625 , difficulty:  3528406 , date:  "2015-07-26 02:48:05" },
  { height:  577626 , difficulty:  3545561 , date:  "2015-07-26 02:51:02" },
  { height:  577627 , difficulty:  3553667 , date:  "2015-07-26 02:53:17" },
  { height:  577628 , difficulty:  3543994 , date:  "2015-07-26 02:53:24" },
  { height:  577629 , difficulty:  3547242 , date:  "2015-07-26 02:56:20" },
  { height:  577630 , difficulty:  3553944 , date:  "2015-07-26 02:56:52" },
  { height:  577631 , difficulty:  3559862 , date:  "2015-07-26 02:56:56" },
  { height:  577632 , difficulty:  3553945 , date:  "2015-07-26 02:57:39" },
  { height:  577633 , difficulty:  3571463 , date:  "2015-07-26 03:00:34" },
  { height:  577634 , difficulty:  3562255 , date:  "2015-07-26 03:02:21" },
  { height:  577635 , difficulty:  3565647 , date:  "2015-07-26 03:02:41" },
  { height:  577636 , difficulty:  3567336 , date:  "2015-07-26 03:03:04" },
  { height:  577637 , difficulty:  3565541 , date:  "2015-07-26 03:03:50" },
  { height:  577638 , difficulty:  3572123 , date:  "2015-07-26 03:05:57" },
  { height:  577639 , difficulty:  3571549 , date:  "2015-07-26 03:08:20" },
  { height:  577640 , difficulty:  3562061 , date:  "2015-07-26 03:08:26" },
  { height:  577641 , difficulty:  3562547 , date:  "2015-07-26 03:10:32" },
  { height:  577642 , difficulty:  3560234 , date:  "2015-07-26 03:11:34" },
  { height:  577643 , difficulty:  3548087 , date:  "2015-07-26 03:12:57" },
  { height:  577644 , difficulty:  3584846 , date:  "2015-07-26 03:12:59" },
  { height:  577645 , difficulty:  3585950 , date:  "2015-07-26 03:14:19" },
  { height:  577646 , difficulty:  3557860 , date:  "2015-07-26 03:14:50" },
  { height:  577647 , difficulty:  3556166 , date:  "2015-07-26 03:15:06" },
  { height:  577648 , difficulty:  3553522 , date:  "2015-07-26 03:16:58" },
  { height:  577649 , difficulty:  3548953 , date:  "2015-07-26 03:17:41" },
  { height:  577650 , difficulty:  3555070 , date:  "2015-07-26 03:19:01" },
  { height:  577651 , difficulty:  3560527 , date:  "2015-07-26 03:19:21" },
  { height:  577652 , difficulty:  3554704 , date:  "2015-07-26 03:19:29" },
  { height:  577653 , difficulty:  3563216 , date:  "2015-07-26 03:20:48" },
  { height:  577654 , difficulty:  3565986 , date:  "2015-07-26 03:22:24" },
  { height:  577655 , difficulty:  3551009 , date:  "2015-07-26 03:23:15" },
  { height:  577656 , difficulty:  3556641 , date:  "2015-07-26 03:23:23" },
  { height:  577657 , difficulty:  3572963 , date:  "2015-07-26 03:26:28" },
  { height:  577658 , difficulty:  3565553 , date:  "2015-07-26 03:26:51" },
  { height:  577659 , difficulty:  3572713 , date:  "2015-07-26 03:31:17" },
  { height:  577660 , difficulty:  3580660 , date:  "2015-07-26 03:31:21" },
  { height:  577661 , difficulty:  3579741 , date:  "2015-07-26 03:31:38" },
  { height:  577662 , difficulty:  3579300 , date:  "2015-07-26 03:33:51" },
  { height:  577663 , difficulty:  3562890 , date:  "2015-07-26 03:35:13" },
  { height:  577664 , difficulty:  3554906 , date:  "2015-07-26 03:36:19" },
  { height:  577665 , difficulty:  3551282 , date:  "2015-07-26 03:38:54" },
  { height:  577666 , difficulty:  3556147 , date:  "2015-07-26 03:39:39" },
  { height:  577667 , difficulty:  3539695 , date:  "2015-07-26 03:39:58" },
  { height:  577668 , difficulty:  3542815 , date:  "2015-07-26 03:40:00" },
  { height:  577669 , difficulty:  3525469 , date:  "2015-07-26 03:42:36" },
  { height:  577670 , difficulty:  3525101 , date:  "2015-07-26 03:44:34" },
  { height:  577671 , difficulty:  3525590 , date:  "2015-07-26 03:44:40" },
  { height:  577672 , difficulty:  3520310 , date:  "2015-07-26 03:45:06" },
  { height:  577673 , difficulty:  3511986 , date:  "2015-07-26 03:45:17" },
  { height:  577674 , difficulty:  3499047 , date:  "2015-07-26 03:47:24" },
  { height:  577675 , difficulty:  3495628 , date:  "2015-07-26 03:47:32" },
  { height:  577676 , difficulty:  3504789 , date:  "2015-07-26 03:48:09" },
  { height:  577677 , difficulty:  3507458 , date:  "2015-07-26 03:48:24" },
  { height:  577678 , difficulty:  3510258 , date:  "2015-07-26 03:49:06" },
  { height:  577679 , difficulty:  3504278 , date:  "2015-07-26 03:49:10" },
  { height:  577680 , difficulty:  3507958 , date:  "2015-07-26 03:49:28" },
  { height:  577681 , difficulty:  3496108 , date:  "2015-07-26 03:50:15" },
  { height:  577682 , difficulty:  3507779 , date:  "2015-07-26 03:50:28" },
  { height:  577683 , difficulty:  3500614 , date:  "2015-07-26 03:50:32" },
  { height:  577684 , difficulty:  3498664 , date:  "2015-07-26 03:50:55" },
  { height:  577685 , difficulty:  3496705 , date:  "2015-07-26 03:51:12" },
  { height:  577686 , difficulty:  3494628 , date:  "2015-07-26 03:52:02" },
  { height:  577687 , difficulty:  3494919 , date:  "2015-07-26 03:52:33" },
  { height:  577688 , difficulty:  3495319 , date:  "2015-07-26 03:53:22" },
  { height:  577689 , difficulty:  3469261 , date:  "2015-07-26 03:53:46" },
  { height:  577690 , difficulty:  3476442 , date:  "2015-07-26 03:53:52" },
  { height:  577691 , difficulty:  3477138 , date:  "2015-07-26 03:54:40" },
  { height:  577692 , difficulty:  3455824 , date:  "2015-07-26 03:54:49" },
  { height:  577693 , difficulty:  3453184 , date:  "2015-07-26 03:55:22" },
  { height:  577694 , difficulty:  3450835 , date:  "2015-07-26 03:55:23" },
  { height:  577695 , difficulty:  3435278 , date:  "2015-07-26 03:55:45" },
  { height:  577696 , difficulty:  3431429 , date:  "2015-07-26 03:55:54" },
  { height:  577697 , difficulty:  3435170 , date:  "2015-07-26 03:56:01" },
  { height:  577698 , difficulty:  3430196 , date:  "2015-07-26 03:56:56" },
  { height:  577699 , difficulty:  3433923 , date:  "2015-07-26 03:57:05" },
  { height:  577700 , difficulty:  3438937 , date:  "2015-07-26 03:57:42" },
  { height:  577701 , difficulty:  3438765 , date:  "2015-07-26 03:57:47" },
  { height:  577702 , difficulty:  3426892 , date:  "2015-07-26 03:58:07" },
  { height:  577703 , difficulty:  3420950 , date:  "2015-07-26 04:00:11" },
  { height:  577704 , difficulty:  3423215 , date:  "2015-07-26 04:00:19" },
  { height:  577705 , difficulty:  3410104 , date:  "2015-07-26 04:03:12" },
  { height:  577706 , difficulty:  3410228 , date:  "2015-07-26 04:04:14" },
  { height:  577707 , difficulty:  3411554 , date:  "2015-07-26 04:04:15" },
  { height:  577708 , difficulty:  3423705 , date:  "2015-07-26 04:05:48" },
  { height:  577709 , difficulty:  3411656 , date:  "2015-07-26 04:07:07" },
  { height:  577710 , difficulty:  3413463 , date:  "2015-07-26 04:08:30" },
  { height:  577711 , difficulty:  3412724 , date:  "2015-07-26 04:08:32" },
  { height:  577712 , difficulty:  3421745 , date:  "2015-07-26 04:11:10" },
  { height:  577713 , difficulty:  3420307 , date:  "2015-07-26 04:11:30" },
  { height:  577714 , difficulty:  3429078 , date:  "2015-07-26 04:11:57" },
  { height:  577715 , difficulty:  3428450 , date:  "2015-07-26 04:13:01" },
  { height:  577716 , difficulty:  3428860 , date:  "2015-07-26 04:13:06" },
  { height:  577717 , difficulty:  3419096 , date:  "2015-07-26 04:14:28" },
  { height:  577718 , difficulty:  3418024 , date:  "2015-07-26 04:15:21" },
  { height:  577719 , difficulty:  3417141 , date:  "2015-07-26 04:18:17" },
  { height:  577720 , difficulty:  3422865 , date:  "2015-07-26 04:18:21" },
  { height:  577721 , difficulty:  3417057 , date:  "2015-07-26 04:19:15" },
  { height:  577722 , difficulty:  3422721 , date:  "2015-07-26 04:19:22" },
  { height:  577723 , difficulty:  3426397 , date:  "2015-07-26 04:20:21" },
  { height:  577724 , difficulty:  3416372 , date:  "2015-07-26 04:22:43" },
  { height:  577725 , difficulty:  3421153 , date:  "2015-07-26 04:23:29" },
  { height:  577726 , difficulty:  3415446 , date:  "2015-07-26 04:23:49" },
  { height:  577727 , difficulty:  3417620 , date:  "2015-07-26 04:24:26" },
  { height:  577728 , difficulty:  3422937 , date:  "2015-07-26 04:25:08" },
  { height:  577729 , difficulty:  3416649 , date:  "2015-07-26 04:25:54" },
  { height:  577730 , difficulty:  3408829 , date:  "2015-07-26 04:26:28" },
  { height:  577731 , difficulty:  3418011 , date:  "2015-07-26 04:26:54" },
  { height:  577732 , difficulty:  3418316 , date:  "2015-07-26 04:27:22" },
  { height:  577733 , difficulty:  3402553 , date:  "2015-07-26 04:27:26" },
  { height:  577734 , difficulty:  3401825 , date:  "2015-07-26 04:31:19" },
  { height:  577735 , difficulty:  3379020 , date:  "2015-07-26 04:33:44" },
  { height:  577736 , difficulty:  3379587 , date:  "2015-07-26 04:34:31" },
  { height:  577737 , difficulty:  3380917 , date:  "2015-07-26 04:34:35" },
  { height:  577738 , difficulty:  3369513 , date:  "2015-07-26 04:34:42" },
  { height:  577739 , difficulty:  3366893 , date:  "2015-07-26 04:34:49" },
  { height:  577740 , difficulty:  3364616 , date:  "2015-07-26 04:35:25" },
  { height:  577741 , difficulty:  3352252 , date:  "2015-07-26 04:35:32" },
  { height:  577742 , difficulty:  3349749 , date:  "2015-07-26 04:35:43" },
  { height:  577743 , difficulty:  3350979 , date:  "2015-07-26 04:36:18" },
  { height:  577744 , difficulty:  3369154 , date:  "2015-07-26 04:36:22" },
  { height:  577745 , difficulty:  3355383 , date:  "2015-07-26 04:36:27" },
  { height:  577746 , difficulty:  3361585 , date:  "2015-07-26 04:36:36" },
  { height:  577747 , difficulty:  3362028 , date:  "2015-07-26 04:37:18" },
  { height:  577748 , difficulty:  3360925 , date:  "2015-07-26 04:38:43" },
  { height:  577749 , difficulty:  3362187 , date:  "2015-07-26 04:38:46" },
  { height:  577750 , difficulty:  3356719 , date:  "2015-07-26 04:39:15" },
  { height:  577751 , difficulty:  3356692 , date:  "2015-07-26 04:40:23" },
  { height:  577752 , difficulty:  3362554 , date:  "2015-07-26 04:40:24" },
  { height:  577753 , difficulty:  3367766 , date:  "2015-07-26 04:41:58" },
  { height:  577754 , difficulty:  3364836 , date:  "2015-07-26 04:44:40" },
  { height:  577755 , difficulty:  3375339 , date:  "2015-07-26 04:44:42" },
  { height:  577756 , difficulty:  3376146 , date:  "2015-07-26 04:46:33" },
  { height:  577757 , difficulty:  3373030 , date:  "2015-07-26 04:46:38" },
  { height:  577758 , difficulty:  3376226 , date:  "2015-07-26 04:48:50" },
  { height:  577759 , difficulty:  3376645 , date:  "2015-07-26 04:49:13" },
  { height:  577760 , difficulty:  3378785 , date:  "2015-07-26 04:49:45" },
  { height:  577761 , difficulty:  3394149 , date:  "2015-07-26 04:49:48" },
  { height:  577762 , difficulty:  3404603 , date:  "2015-07-26 04:50:18" },
  { height:  577763 , difficulty:  3410360 , date:  "2015-07-26 04:50:48" },
  { height:  577764 , difficulty:  3408459 , date:  "2015-07-26 04:52:33" },
  { height:  577765 , difficulty:  3406892 , date:  "2015-07-26 04:52:38" },
  { height:  577766 , difficulty:  3419548 , date:  "2015-07-26 04:53:17" },
  { height:  577767 , difficulty:  3418877 , date:  "2015-07-26 04:53:45" },
  { height:  577768 , difficulty:  3428649 , date:  "2015-07-26 04:53:47" },
  { height:  577769 , difficulty:  3437957 , date:  "2015-07-26 04:53:51" },
  { height:  577770 , difficulty:  3442258 , date:  "2015-07-26 04:54:28" },
  { height:  577771 , difficulty:  3440608 , date:  "2015-07-26 04:54:54" },
  { height:  577772 , difficulty:  3440928 , date:  "2015-07-26 04:55:20" },
  { height:  577773 , difficulty:  3445593 , date:  "2015-07-26 04:56:01" },
  { height:  577774 , difficulty:  3441847 , date:  "2015-07-26 04:57:32" },
  { height:  577775 , difficulty:  3454059 , date:  "2015-07-26 04:57:34" },
  { height:  577776 , difficulty:  3452013 , date:  "2015-07-26 04:58:47" },
  { height:  577777 , difficulty:  3452939 , date:  "2015-07-26 04:58:54" },
  { height:  577778 , difficulty:  3454349 , date:  "2015-07-26 04:58:59" },
  { height:  577779 , difficulty:  3459539 , date:  "2015-07-26 04:59:38" },
  { height:  577780 , difficulty:  3462353 , date:  "2015-07-26 04:59:57" },
  { height:  577781 , difficulty:  3451594 , date:  "2015-07-26 05:01:16" },
  { height:  577782 , difficulty:  3446634 , date:  "2015-07-26 05:01:29" },
  { height:  577783 , difficulty:  3450184 , date:  "2015-07-26 05:02:16" },
  { height:  577784 , difficulty:  3442003 , date:  "2015-07-26 05:02:20" },
  { height:  577785 , difficulty:  3442994 , date:  "2015-07-26 05:02:57" },
  { height:  577786 , difficulty:  3439961 , date:  "2015-07-26 05:05:24" },
  { height:  577787 , difficulty:  3447983 , date:  "2015-07-26 05:05:53" },
  { height:  577788 , difficulty:  3436181 , date:  "2015-07-26 05:05:58" },
  { height:  577789 , difficulty:  3435036 , date:  "2015-07-26 05:06:21" },
  { height:  577790 , difficulty:  3437264 , date:  "2015-07-26 05:06:34" },
  { height:  577791 , difficulty:  3434475 , date:  "2015-07-26 05:06:41" },
  { height:  577792 , difficulty:  3446834 , date:  "2015-07-26 05:07:06" },
  { height:  577793 , difficulty:  3441333 , date:  "2015-07-26 05:07:25" },
  { height:  577794 , difficulty:  3459466 , date:  "2015-07-26 05:07:54" },
  { height:  577795 , difficulty:  3442729 , date:  "2015-07-26 05:07:59" },
  { height:  577796 , difficulty:  3448754 , date:  "2015-07-26 05:08:02" },
  { height:  577797 , difficulty:  3450132 , date:  "2015-07-26 05:09:04" },
  { height:  577798 , difficulty:  3466443 , date:  "2015-07-26 05:09:04" },
  { height:  577799 , difficulty:  3470256 , date:  "2015-07-26 05:10:01" },
  { height:  577800 , difficulty:  3456962 , date:  "2015-07-26 05:10:04" },
  { height:  577801 , difficulty:  3453381 , date:  "2015-07-26 05:11:25" },
  { height:  577802 , difficulty:  3456043 , date:  "2015-07-26 05:11:30" },
  { height:  577803 , difficulty:  3453333 , date:  "2015-07-26 05:13:21" },
  { height:  577804 , difficulty:  3451338 , date:  "2015-07-26 05:15:47" },
  { height:  577805 , difficulty:  3449233 , date:  "2015-07-26 05:16:36" },
  { height:  577806 , difficulty:  3458894 , date:  "2015-07-26 05:16:43" },
  { height:  577807 , difficulty:  3457089 , date:  "2015-07-26 05:17:28" },
  { height:  577808 , difficulty:  3460648 , date:  "2015-07-26 05:17:45" },
  { height:  577809 , difficulty:  3471076 , date:  "2015-07-26 05:19:42" },
  { height:  577810 , difficulty:  3453804 , date:  "2015-07-26 05:19:47" },
  { height:  577811 , difficulty:  3440276 , date:  "2015-07-26 05:20:23" },
  { height:  577812 , difficulty:  3450219 , date:  "2015-07-26 05:20:30" },
  { height:  577813 , difficulty:  3455429 , date:  "2015-07-26 05:22:56" },
  { height:  577814 , difficulty:  3455970 , date:  "2015-07-26 05:22:59" },
  { height:  577815 , difficulty:  3456284 , date:  "2015-07-26 05:27:23" },
  { height:  577816 , difficulty:  3456787 , date:  "2015-07-26 05:28:33" },
  { height:  577817 , difficulty:  3464526 , date:  "2015-07-26 05:29:52" },
  { height:  577818 , difficulty:  3479203 , date:  "2015-07-26 05:30:10" },
  { height:  577819 , difficulty:  3486623 , date:  "2015-07-26 05:32:02" },
  { height:  577820 , difficulty:  3490085 , date:  "2015-07-26 05:32:31" },
  { height:  577821 , difficulty:  3490276 , date:  "2015-07-26 05:32:45" },
  { height:  577822 , difficulty:  3491513 , date:  "2015-07-26 05:35:22" },
  { height:  577823 , difficulty:  3491933 , date:  "2015-07-26 05:35:50" },
  { height:  577824 , difficulty:  3499449 , date:  "2015-07-26 05:36:01" },
  { height:  577825 , difficulty:  3504146 , date:  "2015-07-26 05:36:07" },
  { height:  577826 , difficulty:  3505383 , date:  "2015-07-26 05:36:11" },
  { height:  577827 , difficulty:  3501013 , date:  "2015-07-26 05:37:04" },
  { height:  577828 , difficulty:  3514510 , date:  "2015-07-26 05:37:38" },
  { height:  577829 , difficulty:  3515260 , date:  "2015-07-26 05:38:57" },
  { height:  577830 , difficulty:  3514155 , date:  "2015-07-26 05:40:46" },
  { height:  577831 , difficulty:  3517791 , date:  "2015-07-26 05:40:49" },
  { height:  577832 , difficulty:  3506998 , date:  "2015-07-26 05:41:10" },
  { height:  577833 , difficulty:  3524463 , date:  "2015-07-26 05:42:15" },
  { height:  577834 , difficulty:  3511570 , date:  "2015-07-26 05:45:13" },
  { height:  577835 , difficulty:  3514882 , date:  "2015-07-26 05:46:24" },
  { height:  577836 , difficulty:  3516670 , date:  "2015-07-26 05:48:05" },
  { height:  577837 , difficulty:  3531175 , date:  "2015-07-26 05:48:27" },
  { height:  577838 , difficulty:  3530171 , date:  "2015-07-26 05:48:36" },
  { height:  577839 , difficulty:  3544068 , date:  "2015-07-26 05:51:58" },
  { height:  577840 , difficulty:  3533688 , date:  "2015-07-26 05:52:00" },
  { height:  577841 , difficulty:  3539484 , date:  "2015-07-26 05:52:09" },
  { height:  577842 , difficulty:  3550971 , date:  "2015-07-26 05:57:47" },
  { height:  577843 , difficulty:  3550375 , date:  "2015-07-26 05:58:05" },
  { height:  577844 , difficulty:  3557134 , date:  "2015-07-26 05:58:19" },
  { height:  577845 , difficulty:  3585431 , date:  "2015-07-26 05:59:33" },
  { height:  577846 , difficulty:  3584340 , date:  "2015-07-26 06:01:40" },
  { height:  577847 , difficulty:  3583768 , date:  "2015-07-26 06:07:12" },
  { height:  577848 , difficulty:  3581587 , date:  "2015-07-26 06:07:34" },
  { height:  577849 , difficulty:  3581866 , date:  "2015-07-26 06:07:43" },
  { height:  577850 , difficulty:  3581608 , date:  "2015-07-26 06:09:02" },
  { height:  577851 , difficulty:  3584558 , date:  "2015-07-26 06:09:49" },
  { height:  577852 , difficulty:  3580918 , date:  "2015-07-26 06:10:14" },
  { height:  577853 , difficulty:  3588443 , date:  "2015-07-26 06:10:19" },
  { height:  577854 , difficulty:  3592675 , date:  "2015-07-26 06:11:52" },
  { height:  577855 , difficulty:  3592035 , date:  "2015-07-26 06:12:46" },
  { height:  577856 , difficulty:  3600280 , date:  "2015-07-26 06:12:52" },
  { height:  577857 , difficulty:  3597277 , date:  "2015-07-26 06:15:06" },
  { height:  577858 , difficulty:  3600475 , date:  "2015-07-26 06:15:25" },
  { height:  577859 , difficulty:  3598196 , date:  "2015-07-26 06:15:31" },
  { height:  577860 , difficulty:  3599866 , date:  "2015-07-26 06:17:12" },
  { height:  577861 , difficulty:  3597051 , date:  "2015-07-26 06:17:24" },
  { height:  577862 , difficulty:  3586768 , date:  "2015-07-26 06:19:07" },
  { height:  577863 , difficulty:  3587175 , date:  "2015-07-26 06:19:29" },
  { height:  577864 , difficulty:  3597575 , date:  "2015-07-26 06:19:45" },
  { height:  577865 , difficulty:  3596105 , date:  "2015-07-26 06:20:38" },
  { height:  577866 , difficulty:  3596032 , date:  "2015-07-26 06:21:29" },
  { height:  577867 , difficulty:  3603018 , date:  "2015-07-26 06:22:11" },
  { height:  577868 , difficulty:  3601048 , date:  "2015-07-26 06:22:22" },
  { height:  577869 , difficulty:  3606685 , date:  "2015-07-26 06:22:58" },
  { height:  577870 , difficulty:  3604342 , date:  "2015-07-26 06:23:01" },
  { height:  577871 , difficulty:  3607545 , date:  "2015-07-26 06:25:32" },
  { height:  577872 , difficulty:  3608287 , date:  "2015-07-26 06:26:53" },
  { height:  577873 , difficulty:  3607535 , date:  "2015-07-26 06:27:29" },
  { height:  577874 , difficulty:  3626148 , date:  "2015-07-26 06:28:57" },
  { height:  577875 , difficulty:  3630441 , date:  "2015-07-26 06:31:18" },
  { height:  577876 , difficulty:  3634270 , date:  "2015-07-26 06:31:42" },
  { height:  577877 , difficulty:  3626337 , date:  "2015-07-26 06:32:21" },
  { height:  577878 , difficulty:  3627431 , date:  "2015-07-26 06:34:31" },
  { height:  577879 , difficulty:  3621255 , date:  "2015-07-26 06:34:36" },
  { height:  577880 , difficulty:  3607866 , date:  "2015-07-26 06:34:44" },
  { height:  577881 , difficulty:  3607945 , date:  "2015-07-26 06:37:18" },
  { height:  577882 , difficulty:  3608597 , date:  "2015-07-26 06:37:59" },
  { height:  577883 , difficulty:  3613224 , date:  "2015-07-26 06:38:11" },
  { height:  577884 , difficulty:  3614101 , date:  "2015-07-26 06:38:16" },
  { height:  577885 , difficulty:  3608983 , date:  "2015-07-26 06:39:18" },
  { height:  577886 , difficulty:  3609327 , date:  "2015-07-26 06:40:42" },
  { height:  577887 , difficulty:  3611580 , date:  "2015-07-26 06:41:27" },
  { height:  577888 , difficulty:  3625320 , date:  "2015-07-26 06:42:29" },
  { height:  577889 , difficulty:  3621791 , date:  "2015-07-26 06:42:51" },
  { height:  577890 , difficulty:  3626490 , date:  "2015-07-26 06:42:56" },
  { height:  577891 , difficulty:  3609495 , date:  "2015-07-26 06:42:58" },
  { height:  577892 , difficulty:  3614051 , date:  "2015-07-26 06:43:29" },
  { height:  577893 , difficulty:  3618843 , date:  "2015-07-26 06:44:10" },
  { height:  577894 , difficulty:  3617506 , date:  "2015-07-26 06:45:54" },
  { height:  577895 , difficulty:  3608453 , date:  "2015-07-26 06:45:58" },
  { height:  577896 , difficulty:  3613377 , date:  "2015-07-26 06:46:02" },
  { height:  577897 , difficulty:  3616369 , date:  "2015-07-26 06:46:16" },
  { height:  577898 , difficulty:  3610332 , date:  "2015-07-26 06:47:02" },
  { height:  577899 , difficulty:  3617835 , date:  "2015-07-26 06:48:05" },
  { height:  577900 , difficulty:  3617841 , date:  "2015-07-26 06:48:24" },
  { height:  577901 , difficulty:  3624114 , date:  "2015-07-26 06:49:01" },
  { height:  577902 , difficulty:  3633640 , date:  "2015-07-26 06:51:10" },
  { height:  577903 , difficulty:  3633194 , date:  "2015-07-26 06:51:43" },
  { height:  577904 , difficulty:  3641583 , date:  "2015-07-26 06:52:17" },
  { height:  577905 , difficulty:  3637021 , date:  "2015-07-26 06:52:18" },
  { height:  577906 , difficulty:  3634763 , date:  "2015-07-26 06:52:24" },
  { height:  577907 , difficulty:  3642615 , date:  "2015-07-26 06:52:48" },
  { height:  577908 , difficulty:  3643910 , date:  "2015-07-26 06:56:24" },
  { height:  577909 , difficulty:  3641544 , date:  "2015-07-26 06:56:29" },
  { height:  577910 , difficulty:  3636652 , date:  "2015-07-26 06:57:55" },
  { height:  577911 , difficulty:  3641778 , date:  "2015-07-26 06:59:02" },
  { height:  577912 , difficulty:  3635157 , date:  "2015-07-26 06:59:05" },
  { height:  577913 , difficulty:  3636954 , date:  "2015-07-26 07:00:45" },
  { height:  577914 , difficulty:  3639078 , date:  "2015-07-26 07:00:52" },
  { height:  577915 , difficulty:  3621406 , date:  "2015-07-26 07:00:55" },
  { height:  577916 , difficulty:  3630727 , date:  "2015-07-26 07:01:29" },
  { height:  577917 , difficulty:  3633045 , date:  "2015-07-26 07:02:42" },
  { height:  577918 , difficulty:  3597944 , date:  "2015-07-26 07:03:40" },
  { height:  577919 , difficulty:  3597498 , date:  "2015-07-26 07:04:13" },
  { height:  577920 , difficulty:  3618205 , date:  "2015-07-26 07:04:18" },
  { height:  577921 , difficulty:  3618180 , date:  "2015-07-26 07:04:49" },
  { height:  577922 , difficulty:  3613754 , date:  "2015-07-26 07:04:53" },
  { height:  577923 , difficulty:  3586523 , date:  "2015-07-26 07:04:58" },
  { height:  577924 , difficulty:  3592608 , date:  "2015-07-26 07:06:58" },
  { height:  577925 , difficulty:  3595216 , date:  "2015-07-26 07:07:02" },
  { height:  577926 , difficulty:  3587996 , date:  "2015-07-26 07:09:07" },
  { height:  577927 , difficulty:  3594628 , date:  "2015-07-26 07:09:28" },
  { height:  577928 , difficulty:  3594361 , date:  "2015-07-26 07:10:56" },
  { height:  577929 , difficulty:  3612080 , date:  "2015-07-26 07:11:02" },
  { height:  577930 , difficulty:  3604163 , date:  "2015-07-26 07:12:25" },
  { height:  577931 , difficulty:  3602009 , date:  "2015-07-26 07:12:35" },
  { height:  577932 , difficulty:  3606686 , date:  "2015-07-26 07:12:51" },
  { height:  577933 , difficulty:  3608390 , date:  "2015-07-26 07:13:06" },
  { height:  577934 , difficulty:  3607547 , date:  "2015-07-26 07:13:27" },
  { height:  577935 , difficulty:  3615203 , date:  "2015-07-26 07:15:40" },
  { height:  577936 , difficulty:  3606228 , date:  "2015-07-26 07:16:48" },
  { height:  577937 , difficulty:  3606628 , date:  "2015-07-26 07:17:47" },
  { height:  577938 , difficulty:  3605953 , date:  "2015-07-26 07:18:04" },
  { height:  577939 , difficulty:  3607468 , date:  "2015-07-26 07:19:55" },
  { height:  577940 , difficulty:  3616583 , date:  "2015-07-26 07:21:34" },
  { height:  577941 , difficulty:  3612253 , date:  "2015-07-26 07:25:33" },
  { height:  577942 , difficulty:  3610687 , date:  "2015-07-26 07:25:55" },
  { height:  577943 , difficulty:  3609139 , date:  "2015-07-26 07:27:04" },
  { height:  577944 , difficulty:  3608970 , date:  "2015-07-26 07:27:10" },
  { height:  577945 , difficulty:  3608564 , date:  "2015-07-26 07:29:02" },
  { height:  577946 , difficulty:  3612604 , date:  "2015-07-26 07:29:03" },
  { height:  577947 , difficulty:  3599558 , date:  "2015-07-26 07:30:32" },
  { height:  577948 , difficulty:  3608571 , date:  "2015-07-26 07:30:53" },
  { height:  577949 , difficulty:  3608465 , date:  "2015-07-26 07:32:06" },
  { height:  577950 , difficulty:  3600251 , date:  "2015-07-26 07:32:10" },
  { height:  577951 , difficulty:  3597152 , date:  "2015-07-26 07:32:40" },
  { height:  577952 , difficulty:  3608012 , date:  "2015-07-26 07:33:07" },
  { height:  577953 , difficulty:  3605837 , date:  "2015-07-26 07:33:18" },
  { height:  577954 , difficulty:  3594374 , date:  "2015-07-26 07:35:00" },
  { height:  577955 , difficulty:  3596738 , date:  "2015-07-26 07:35:45" },
  { height:  577956 , difficulty:  3614553 , date:  "2015-07-26 07:37:18" },
  { height:  577957 , difficulty:  3601749 , date:  "2015-07-26 07:37:40" },
  { height:  577958 , difficulty:  3598489 , date:  "2015-07-26 07:37:53" },
  { height:  577959 , difficulty:  3611853 , date:  "2015-07-26 07:39:56" },
  { height:  577960 , difficulty:  3612099 , date:  "2015-07-26 07:44:57" },
  { height:  577961 , difficulty:  3613619 , date:  "2015-07-26 07:45:01" },
  { height:  577962 , difficulty:  3613015 , date:  "2015-07-26 07:45:28" },
  { height:  577963 , difficulty:  3614004 , date:  "2015-07-26 07:45:32" },
  { height:  577964 , difficulty:  3617361 , date:  "2015-07-26 07:46:00" },
  { height:  577965 , difficulty:  3646498 , date:  "2015-07-26 07:47:04" },
  { height:  577966 , difficulty:  3647112 , date:  "2015-07-26 07:47:38" },
  { height:  577967 , difficulty:  3648894 , date:  "2015-07-26 07:48:00" },
  { height:  577968 , difficulty:  3650695 , date:  "2015-07-26 07:48:22" },
  { height:  577969 , difficulty:  3658486 , date:  "2015-07-26 07:48:59" },
  { height:  577970 , difficulty:  3651078 , date:  "2015-07-26 07:50:04" },
  { height:  577971 , difficulty:  3652432 , date:  "2015-07-26 07:50:38" },
  { height:  577972 , difficulty:  3655539 , date:  "2015-07-26 07:50:46" },
  { height:  577973 , difficulty:  3657342 , date:  "2015-07-26 07:52:04" },
  { height:  577974 , difficulty:  3655777 , date:  "2015-07-26 07:52:07" },
  { height:  577975 , difficulty:  3650106 , date:  "2015-07-26 07:52:18" },
  { height:  577976 , difficulty:  3650912 , date:  "2015-07-26 07:54:24" },
  { height:  577977 , difficulty:  3648787 , date:  "2015-07-26 07:54:47" },
  { height:  577978 , difficulty:  3647445 , date:  "2015-07-26 07:55:26" },
  { height:  577979 , difficulty:  3658214 , date:  "2015-07-26 07:56:41" },
  { height:  577980 , difficulty:  3659692 , date:  "2015-07-26 07:57:01" },
  { height:  577981 , difficulty:  3665186 , date:  "2015-07-26 07:57:04" },
  { height:  577982 , difficulty:  3666119 , date:  "2015-07-26 07:57:07" },
  { height:  577983 , difficulty:  3666840 , date:  "2015-07-26 07:57:40" },
  { height:  577984 , difficulty:  3647512 , date:  "2015-07-26 08:00:43" },
  { height:  577985 , difficulty:  3654815 , date:  "2015-07-26 08:02:38" },
  { height:  577986 , difficulty:  3649368 , date:  "2015-07-26 08:02:43" },
  { height:  577987 , difficulty:  3646003 , date:  "2015-07-26 08:03:24" },
  { height:  577988 , difficulty:  3657740 , date:  "2015-07-26 08:04:15" },
  { height:  577989 , difficulty:  3650903 , date:  "2015-07-26 08:04:22" },
  { height:  577990 , difficulty:  3652605 , date:  "2015-07-26 08:05:49" },
  { height:  577991 , difficulty:  3662067 , date:  "2015-07-26 08:08:41" },
  { height:  577992 , difficulty:  3667895 , date:  "2015-07-26 08:08:42" },
  { height:  577993 , difficulty:  3661231 , date:  "2015-07-26 08:08:46" },
  { height:  577994 , difficulty:  3657120 , date:  "2015-07-26 08:09:57" },
  { height:  577995 , difficulty:  3659918 , date:  "2015-07-26 08:12:00" },
  { height:  577996 , difficulty:  3668327 , date:  "2015-07-26 08:12:11" },
  { height:  577997 , difficulty:  3671645 , date:  "2015-07-26 08:13:04" },
  { height:  577998 , difficulty:  3680874 , date:  "2015-07-26 08:13:10" },
  { height:  577999 , difficulty:  3682204 , date:  "2015-07-26 08:14:29" },
  { height:  578000 , difficulty:  3680114 , date:  "2015-07-26 08:15:36" },
  { height:  578001 , difficulty:  3684490 , date:  "2015-07-26 08:15:58" },
  { height:  578002 , difficulty:  3679092 , date:  "2015-07-26 08:16:40" },
  { height:  578003 , difficulty:  3693093 , date:  "2015-07-26 08:19:14" },
  { height:  578004 , difficulty:  3684265 , date:  "2015-07-26 08:19:17" },
  { height:  578005 , difficulty:  3705209 , date:  "2015-07-26 08:19:30" },
  { height:  578006 , difficulty:  3703871 , date:  "2015-07-26 08:22:44" },
  { height:  578007 , difficulty:  3708626 , date:  "2015-07-26 08:23:07" },
  { height:  578008 , difficulty:  3712048 , date:  "2015-07-26 08:24:03" },
  { height:  578009 , difficulty:  3720516 , date:  "2015-07-26 08:24:10" },
  { height:  578010 , difficulty:  3720848 , date:  "2015-07-26 08:24:35" },
  { height:  578011 , difficulty:  3720423 , date:  "2015-07-26 08:27:06" },
  { height:  578012 , difficulty:  3728362 , date:  "2015-07-26 08:30:11" },
  { height:  578013 , difficulty:  3723200 , date:  "2015-07-26 08:30:13" },
  { height:  578014 , difficulty:  3725536 , date:  "2015-07-26 08:33:06" },
  { height:  578015 , difficulty:  3715825 , date:  "2015-07-26 08:34:11" },
  { height:  578016 , difficulty:  3711073 , date:  "2015-07-26 08:34:24" },
  { height:  578017 , difficulty:  3700567 , date:  "2015-07-26 08:35:50" },
  { height:  578018 , difficulty:  3703983 , date:  "2015-07-26 08:35:53" },
  { height:  578019 , difficulty:  3700961 , date:  "2015-07-26 08:37:05" },
  { height:  578020 , difficulty:  3701356 , date:  "2015-07-26 08:37:25" },
  { height:  578021 , difficulty:  3694481 , date:  "2015-07-26 08:39:29" },
  { height:  578022 , difficulty:  3695210 , date:  "2015-07-26 08:41:36" },
  { height:  578023 , difficulty:  3687352 , date:  "2015-07-26 08:41:39" },
  { height:  578024 , difficulty:  3686196 , date:  "2015-07-26 08:42:13" },
  { height:  578025 , difficulty:  3678828 , date:  "2015-07-26 08:43:39" },
  { height:  578026 , difficulty:  3685947 , date:  "2015-07-26 08:48:06" },
  { height:  578027 , difficulty:  3686972 , date:  "2015-07-26 08:48:30" },
  { height:  578028 , difficulty:  3695913 , date:  "2015-07-26 08:49:41" },
  { height:  578029 , difficulty:  3695534 , date:  "2015-07-26 08:49:54" },
  { height:  578030 , difficulty:  3687250 , date:  "2015-07-26 08:49:59" },
  { height:  578031 , difficulty:  3684871 , date:  "2015-07-26 08:50:30" },
  { height:  578032 , difficulty:  3678846 , date:  "2015-07-26 08:52:02" },
  { height:  578033 , difficulty:  3681396 , date:  "2015-07-26 08:53:05" },
  { height:  578034 , difficulty:  3688951 , date:  "2015-07-26 08:54:29" },
  { height:  578035 , difficulty:  3684004 , date:  "2015-07-26 08:54:57" },
  { height:  578036 , difficulty:  3655515 , date:  "2015-07-26 08:55:34" },
  { height:  578037 , difficulty:  3666551 , date:  "2015-07-26 08:58:04" },
  { height:  578038 , difficulty:  3667264 , date:  "2015-07-26 08:58:11" },
  { height:  578039 , difficulty:  3669497 , date:  "2015-07-26 08:59:53" },
  { height:  578040 , difficulty:  3673993 , date:  "2015-07-26 08:59:56" },
  { height:  578041 , difficulty:  3668090 , date:  "2015-07-26 09:03:15" },
  { height:  578042 , difficulty:  3670077 , date:  "2015-07-26 09:04:37" },
  { height:  578043 , difficulty:  3673477 , date:  "2015-07-26 09:05:54" },
  { height:  578044 , difficulty:  3694423 , date:  "2015-07-26 09:06:21" },
  { height:  578045 , difficulty:  3691627 , date:  "2015-07-26 09:06:50" },
  { height:  578046 , difficulty:  3688386 , date:  "2015-07-26 09:08:45" },
  { height:  578047 , difficulty:  3697163 , date:  "2015-07-26 09:11:19" },
  { height:  578048 , difficulty:  3707748 , date:  "2015-07-26 09:11:21" },
  { height:  578049 , difficulty:  3705576 , date:  "2015-07-26 09:11:43" },
  { height:  578050 , difficulty:  3707142 , date:  "2015-07-26 09:11:45" },
  { height:  578051 , difficulty:  3710903 , date:  "2015-07-26 09:13:29" },
  { height:  578052 , difficulty:  3728863 , date:  "2015-07-26 09:14:16" },
  { height:  578053 , difficulty:  3742823 , date:  "2015-07-26 09:14:43" },
  { height:  578054 , difficulty:  3748557 , date:  "2015-07-26 09:15:55" },
  { height:  578055 , difficulty:  3741304 , date:  "2015-07-26 09:15:58" },
  { height:  578056 , difficulty:  3747727 , date:  "2015-07-26 09:16:45" },
  { height:  578057 , difficulty:  3748102 , date:  "2015-07-26 09:17:06" },
  { height:  578058 , difficulty:  3751848 , date:  "2015-07-26 09:17:11" },
  { height:  578059 , difficulty:  3757960 , date:  "2015-07-26 09:17:40" },
  { height:  578060 , difficulty:  3742755 , date:  "2015-07-26 09:17:57" },
  { height:  578061 , difficulty:  3740511 , date:  "2015-07-26 09:18:02" },
  { height:  578062 , difficulty:  3743289 , date:  "2015-07-26 09:20:52" },
  { height:  578063 , difficulty:  3745601 , date:  "2015-07-26 09:20:55" },
  { height:  578064 , difficulty:  3742227 , date:  "2015-07-26 09:21:54" },
  { height:  578065 , difficulty:  3749814 , date:  "2015-07-26 09:26:10" },
  { height:  578066 , difficulty:  3747513 , date:  "2015-07-26 09:27:39" },
  { height:  578067 , difficulty:  3733740 , date:  "2015-07-26 09:27:42" },
  { height:  578068 , difficulty:  3745899 , date:  "2015-07-26 09:29:06" },
  { height:  578069 , difficulty:  3750440 , date:  "2015-07-26 09:29:49" },
  { height:  578070 , difficulty:  3767288 , date:  "2015-07-26 09:33:38" },
  { height:  578071 , difficulty:  3762141 , date:  "2015-07-26 09:33:52" },
  { height:  578072 , difficulty:  3762088 , date:  "2015-07-26 09:35:19" },
  { height:  578073 , difficulty:  3764310 , date:  "2015-07-26 09:35:49" },
  { height:  578074 , difficulty:  3771535 , date:  "2015-07-26 09:36:31" },
  { height:  578075 , difficulty:  3768570 , date:  "2015-07-26 09:37:43" },
  { height:  578076 , difficulty:  3766949 , date:  "2015-07-26 09:37:44" },
  { height:  578077 , difficulty:  3765558 , date:  "2015-07-26 09:38:57" },
  { height:  578078 , difficulty:  3766200 , date:  "2015-07-26 09:39:37" },
  { height:  578079 , difficulty:  3761243 , date:  "2015-07-26 09:39:43" },
  { height:  578080 , difficulty:  3790535 , date:  "2015-07-26 09:41:24" },
  { height:  578081 , difficulty:  3790004 , date:  "2015-07-26 09:42:57" },
  { height:  578082 , difficulty:  3772171 , date:  "2015-07-26 09:44:18" },
  { height:  578083 , difficulty:  3772221 , date:  "2015-07-26 09:45:23" },
  { height:  578084 , difficulty:  3767276 , date:  "2015-07-26 09:45:56" },
  { height:  578085 , difficulty:  3771253 , date:  "2015-07-26 09:47:15" },
  { height:  578086 , difficulty:  3780008 , date:  "2015-07-26 09:48:41" },
  { height:  578087 , difficulty:  3763863 , date:  "2015-07-26 09:48:45" },
  { height:  578088 , difficulty:  3745396 , date:  "2015-07-26 09:48:59" },
  { height:  578089 , difficulty:  3750001 , date:  "2015-07-26 09:49:21" },
  { height:  578090 , difficulty:  3735419 , date:  "2015-07-26 09:49:44" },
  { height:  578091 , difficulty:  3729095 , date:  "2015-07-26 09:50:24" },
  { height:  578092 , difficulty:  3732400 , date:  "2015-07-26 09:50:28" },
  { height:  578093 , difficulty:  3730068 , date:  "2015-07-26 09:50:53" },
  { height:  578094 , difficulty:  3737899 , date:  "2015-07-26 09:50:56" },
  { height:  578095 , difficulty:  3730775 , date:  "2015-07-26 09:51:50" },
  { height:  578096 , difficulty:  3755331 , date:  "2015-07-26 09:53:12" },
  { height:  578097 , difficulty:  3742563 , date:  "2015-07-26 09:53:15" },
  { height:  578098 , difficulty:  3733419 , date:  "2015-07-26 09:54:14" },
  { height:  578099 , difficulty:  3760321 , date:  "2015-07-26 09:54:17" },
  { height:  578100 , difficulty:  3759905 , date:  "2015-07-26 09:55:12" },
  { height:  578101 , difficulty:  3751858 , date:  "2015-07-26 09:58:11" },
  { height:  578102 , difficulty:  3729795 , date:  "2015-07-26 09:58:56" },
  { height:  578103 , difficulty:  3744129 , date:  "2015-07-26 10:00:21" },
  { height:  578104 , difficulty:  3738304 , date:  "2015-07-26 10:00:59" },
  { height:  578105 , difficulty:  3738581 , date:  "2015-07-26 10:03:03" },
  { height:  578106 , difficulty:  3743374 , date:  "2015-07-26 10:03:36" },
  { height:  578107 , difficulty:  3745495 , date:  "2015-07-26 10:07:59" },
  { height:  578108 , difficulty:  3740611 , date:  "2015-07-26 10:08:51" },
  { height:  578109 , difficulty:  3746844 , date:  "2015-07-26 10:09:05" },
  { height:  578110 , difficulty:  3738308 , date:  "2015-07-26 10:11:07" },
  { height:  578111 , difficulty:  3735884 , date:  "2015-07-26 10:13:12" },
  { height:  578112 , difficulty:  3732643 , date:  "2015-07-26 10:17:19" },
  { height:  578113 , difficulty:  3734277 , date:  "2015-07-26 10:17:51" },
  { height:  578114 , difficulty:  3734587 , date:  "2015-07-26 10:19:06" },
  { height:  578115 , difficulty:  3728948 , date:  "2015-07-26 10:19:07" },
  { height:  578116 , difficulty:  3744086 , date:  "2015-07-26 10:22:27" },
  { height:  578117 , difficulty:  3726722 , date:  "2015-07-26 10:23:35" },
  { height:  578118 , difficulty:  3722863 , date:  "2015-07-26 10:26:06" },
  { height:  578119 , difficulty:  3724939 , date:  "2015-07-26 10:26:29" },
  { height:  578120 , difficulty:  3726639 , date:  "2015-07-26 10:26:36" },
  { height:  578121 , difficulty:  3725694 , date:  "2015-07-26 10:27:11" },
  { height:  578122 , difficulty:  3718605 , date:  "2015-07-26 10:29:08" },
  { height:  578123 , difficulty:  3702549 , date:  "2015-07-26 10:29:12" },
  { height:  578124 , difficulty:  3707088 , date:  "2015-07-26 10:29:21" },
  { height:  578125 , difficulty:  3710767 , date:  "2015-07-26 10:29:26" },
  { height:  578126 , difficulty:  3715216 , date:  "2015-07-26 10:29:43" },
  { height:  578127 , difficulty:  3708671 , date:  "2015-07-26 10:31:08" },
  { height:  578128 , difficulty:  3706557 , date:  "2015-07-26 10:32:19" },
  { height:  578129 , difficulty:  3707817 , date:  "2015-07-26 10:32:41" },
  { height:  578130 , difficulty:  3701505 , date:  "2015-07-26 10:33:43" },
  { height:  578131 , difficulty:  3704607 , date:  "2015-07-26 10:36:04" },
  { height:  578132 , difficulty:  3704155 , date:  "2015-07-26 10:36:16" },
  { height:  578133 , difficulty:  3703350 , date:  "2015-07-26 10:36:56" },
  { height:  578134 , difficulty:  3705149 , date:  "2015-07-26 10:37:01" },
  { height:  578135 , difficulty:  3703607 , date:  "2015-07-26 10:37:03" },
  { height:  578136 , difficulty:  3705817 , date:  "2015-07-26 10:37:53" },
  { height:  578137 , difficulty:  3717705 , date:  "2015-07-26 10:38:10" },
  { height:  578138 , difficulty:  3701144 , date:  "2015-07-26 10:38:11" },
  { height:  578139 , difficulty:  3701627 , date:  "2015-07-26 10:39:42" },
  { height:  578140 , difficulty:  3703824 , date:  "2015-07-26 10:40:08" },
  { height:  578141 , difficulty:  3682693 , date:  "2015-07-26 10:40:30" },
  { height:  578142 , difficulty:  3674319 , date:  "2015-07-26 10:40:31" },
  { height:  578143 , difficulty:  3693067 , date:  "2015-07-26 10:44:00" },
  { height:  578144 , difficulty:  3685286 , date:  "2015-07-26 10:46:25" },
  { height:  578145 , difficulty:  3682138 , date:  "2015-07-26 10:46:31" },
  { height:  578146 , difficulty:  3665551 , date:  "2015-07-26 10:47:55" },
  { height:  578147 , difficulty:  3667775 , date:  "2015-07-26 10:47:59" },
  { height:  578148 , difficulty:  3661639 , date:  "2015-07-26 10:48:08" },
  { height:  578149 , difficulty:  3663438 , date:  "2015-07-26 10:48:13" },
  { height:  578150 , difficulty:  3659855 , date:  "2015-07-26 10:48:56" },
  { height:  578151 , difficulty:  3672102 , date:  "2015-07-26 10:49:32" },
  { height:  578152 , difficulty:  3678781 , date:  "2015-07-26 10:49:38" },
  { height:  578153 , difficulty:  3674288 , date:  "2015-07-26 10:52:01" },
  { height:  578154 , difficulty:  3673308 , date:  "2015-07-26 10:52:50" },
  { height:  578155 , difficulty:  3680945 , date:  "2015-07-26 10:53:14" },
  { height:  578156 , difficulty:  3671454 , date:  "2015-07-26 10:53:48" },
  { height:  578157 , difficulty:  3673426 , date:  "2015-07-26 10:53:54" },
  { height:  578158 , difficulty:  3675552 , date:  "2015-07-26 10:54:37" },
  { height:  578159 , difficulty:  3670347 , date:  "2015-07-26 10:54:57" },
  { height:  578160 , difficulty:  3670008 , date:  "2015-07-26 10:55:04" },
  { height:  578161 , difficulty:  3666459 , date:  "2015-07-26 10:55:06" },
  { height:  578162 , difficulty:  3660415 , date:  "2015-07-26 10:55:09" },
  { height:  578163 , difficulty:  3664331 , date:  "2015-07-26 10:57:42" },
  { height:  578164 , difficulty:  3680920 , date:  "2015-07-26 10:58:23" },
  { height:  578165 , difficulty:  3690263 , date:  "2015-07-26 10:59:09" },
  { height:  578166 , difficulty:  3700379 , date:  "2015-07-26 11:00:08" },
  { height:  578167 , difficulty:  3697618 , date:  "2015-07-26 11:00:18" },
  { height:  578168 , difficulty:  3706794 , date:  "2015-07-26 11:03:09" },
  { height:  578169 , difficulty:  3705433 , date:  "2015-07-26 11:06:05" },
  { height:  578170 , difficulty:  3708280 , date:  "2015-07-26 11:09:28" },
  { height:  578171 , difficulty:  3709281 , date:  "2015-07-26 11:11:12" },
  { height:  578172 , difficulty:  3702705 , date:  "2015-07-26 11:11:26" },
  { height:  578173 , difficulty:  3706641 , date:  "2015-07-26 11:11:55" },
  { height:  578174 , difficulty:  3701422 , date:  "2015-07-26 11:12:22" },
  { height:  578175 , difficulty:  3709161 , date:  "2015-07-26 11:14:56" },
  { height:  578176 , difficulty:  3718014 , date:  "2015-07-26 11:15:02" },
  { height:  578177 , difficulty:  3712481 , date:  "2015-07-26 11:18:53" },
  { height:  578178 , difficulty:  3724977 , date:  "2015-07-26 11:19:14" },
  { height:  578179 , difficulty:  3723111 , date:  "2015-07-26 11:20:29" },
  { height:  578180 , difficulty:  3719922 , date:  "2015-07-26 11:20:56" },
  { height:  578181 , difficulty:  3715227 , date:  "2015-07-26 11:21:18" },
  { height:  578182 , difficulty:  3713899 , date:  "2015-07-26 11:21:22" },
  { height:  578183 , difficulty:  3687408 , date:  "2015-07-26 11:24:55" },
  { height:  578184 , difficulty:  3700600 , date:  "2015-07-26 11:25:16" },
  { height:  578185 , difficulty:  3704650 , date:  "2015-07-26 11:25:19" },
  { height:  578186 , difficulty:  3694429 , date:  "2015-07-26 11:26:00" },
  { height:  578187 , difficulty:  3682034 , date:  "2015-07-26 11:26:40" },
  { height:  578188 , difficulty:  3662043 , date:  "2015-07-26 11:26:46" },
  { height:  578189 , difficulty:  3659489 , date:  "2015-07-26 11:26:48" },
  { height:  578190 , difficulty:  3652758 , date:  "2015-07-26 11:27:43" },
  { height:  578191 , difficulty:  3655941 , date:  "2015-07-26 11:27:47" },
  { height:  578192 , difficulty:  3641141 , date:  "2015-07-26 11:28:51" },
  { height:  578193 , difficulty:  3640345 , date:  "2015-07-26 11:31:01" },
  { height:  578194 , difficulty:  3627076 , date:  "2015-07-26 11:33:25" },
  { height:  578195 , difficulty:  3631951 , date:  "2015-07-26 11:33:33" },
  { height:  578196 , difficulty:  3666306 , date:  "2015-07-26 11:34:11" },
  { height:  578197 , difficulty:  3663710 , date:  "2015-07-26 11:34:14" },
  { height:  578198 , difficulty:  3654614 , date:  "2015-07-26 11:35:41" },
  { height:  578199 , difficulty:  3658233 , date:  "2015-07-26 11:35:53" },
  { height:  578200 , difficulty:  3663120 , date:  "2015-07-26 11:37:05" },
  { height:  578201 , difficulty:  3667079 , date:  "2015-07-26 11:37:11" },
  { height:  578202 , difficulty:  3672106 , date:  "2015-07-26 11:37:29" },
  { height:  578203 , difficulty:  3694301 , date:  "2015-07-26 11:37:44" },
  { height:  578204 , difficulty:  3689384 , date:  "2015-07-26 11:38:57" },
  { height:  578205 , difficulty:  3687661 , date:  "2015-07-26 11:39:44" },
  { height:  578206 , difficulty:  3683369 , date:  "2015-07-26 11:40:13" },
  { height:  578207 , difficulty:  3669833 , date:  "2015-07-26 11:41:06" },
  { height:  578208 , difficulty:  3676306 , date:  "2015-07-26 11:41:35" },
  { height:  578209 , difficulty:  3681943 , date:  "2015-07-26 11:41:42" },
  { height:  578210 , difficulty:  3687380 , date:  "2015-07-26 11:43:27" },
  { height:  578211 , difficulty:  3687948 , date:  "2015-07-26 11:43:31" },
  { height:  578212 , difficulty:  3709624 , date:  "2015-07-26 11:49:29" },
  { height:  578213 , difficulty:  3709593 , date:  "2015-07-26 11:50:07" },
  { height:  578214 , difficulty:  3711016 , date:  "2015-07-26 11:50:30" },
  { height:  578215 , difficulty:  3704491 , date:  "2015-07-26 11:52:12" },
  { height:  578216 , difficulty:  3712653 , date:  "2015-07-26 11:52:48" },
  { height:  578217 , difficulty:  3715199 , date:  "2015-07-26 11:53:46" },
  { height:  578218 , difficulty:  3722582 , date:  "2015-07-26 11:54:12" },
  { height:  578219 , difficulty:  3705833 , date:  "2015-07-26 11:54:18" },
  { height:  578220 , difficulty:  3692079 , date:  "2015-07-26 11:55:00" },
  { height:  578221 , difficulty:  3716403 , date:  "2015-07-26 11:55:16" },
  { height:  578222 , difficulty:  3709702 , date:  "2015-07-26 11:56:31" },
  { height:  578223 , difficulty:  3726846 , date:  "2015-07-26 11:58:05" },
  { height:  578224 , difficulty:  3726333 , date:  "2015-07-26 11:59:03" },
  { height:  578225 , difficulty:  3728520 , date:  "2015-07-26 11:59:42" },
  { height:  578226 , difficulty:  3725945 , date:  "2015-07-26 11:59:48" },
  { height:  578227 , difficulty:  3736061 , date:  "2015-07-26 11:59:50" },
  { height:  578228 , difficulty:  3740364 , date:  "2015-07-26 12:00:28" },
  { height:  578229 , difficulty:  3725793 , date:  "2015-07-26 12:00:30" },
  { height:  578230 , difficulty:  3728076 , date:  "2015-07-26 12:01:18" },
  { height:  578231 , difficulty:  3738298 , date:  "2015-07-26 12:01:23" },
  { height:  578232 , difficulty:  3737116 , date:  "2015-07-26 12:03:30" },
  { height:  578233 , difficulty:  3746720 , date:  "2015-07-26 12:04:12" },
  { height:  578234 , difficulty:  3744353 , date:  "2015-07-26 12:05:07" },
  { height:  578235 , difficulty:  3752660 , date:  "2015-07-26 12:05:13" },
  { height:  578236 , difficulty:  3755187 , date:  "2015-07-26 12:07:40" },
  { height:  578237 , difficulty:  3761437 , date:  "2015-07-26 12:08:45" },
  { height:  578238 , difficulty:  3762836 , date:  "2015-07-26 12:09:27" },
  { height:  578239 , difficulty:  3770303 , date:  "2015-07-26 12:12:34" },
  { height:  578240 , difficulty:  3766781 , date:  "2015-07-26 12:12:37" },
  { height:  578241 , difficulty:  3765040 , date:  "2015-07-26 12:12:52" },
  { height:  578242 , difficulty:  3781794 , date:  "2015-07-26 12:14:34" },
  { height:  578243 , difficulty:  3781831 , date:  "2015-07-26 12:14:38" },
  { height:  578244 , difficulty:  3765311 , date:  "2015-07-26 12:14:54" },
  { height:  578245 , difficulty:  3778633 , date:  "2015-07-26 12:15:36" },
  { height:  578246 , difficulty:  3759172 , date:  "2015-07-26 12:15:41" },
  { height:  578247 , difficulty:  3751565 , date:  "2015-07-26 12:16:18" },
  { height:  578248 , difficulty:  3755980 , date:  "2015-07-26 12:17:25" },
  { height:  578249 , difficulty:  3760948 , date:  "2015-07-26 12:22:17" },
  { height:  578250 , difficulty:  3765367 , date:  "2015-07-26 12:22:29" },
  { height:  578251 , difficulty:  3759007 , date:  "2015-07-26 12:22:34" },
  { height:  578252 , difficulty:  3759716 , date:  "2015-07-26 12:24:09" },
  { height:  578253 , difficulty:  3738620 , date:  "2015-07-26 12:25:12" },
  { height:  578254 , difficulty:  3752498 , date:  "2015-07-26 12:26:32" },
  { height:  578255 , difficulty:  3756159 , date:  "2015-07-26 12:26:37" },
  { height:  578256 , difficulty:  3754319 , date:  "2015-07-26 12:29:07" },
  { height:  578257 , difficulty:  3764306 , date:  "2015-07-26 12:29:10" },
  { height:  578258 , difficulty:  3766829 , date:  "2015-07-26 12:31:07" },
  { height:  578259 , difficulty:  3745987 , date:  "2015-07-26 12:31:29" },
  { height:  578260 , difficulty:  3749687 , date:  "2015-07-26 12:32:50" },
  { height:  578261 , difficulty:  3753599 , date:  "2015-07-26 12:35:48" },
  { height:  578262 , difficulty:  3773220 , date:  "2015-07-26 12:35:53" },
  { height:  578263 , difficulty:  3778243 , date:  "2015-07-26 12:35:59" },
  { height:  578264 , difficulty:  3803975 , date:  "2015-07-26 12:39:31" },
  { height:  578265 , difficulty:  3804078 , date:  "2015-07-26 12:43:22" },
  { height:  578266 , difficulty:  3816762 , date:  "2015-07-26 12:44:40" },
  { height:  578267 , difficulty:  3818544 , date:  "2015-07-26 12:45:50" },
  { height:  578268 , difficulty:  3831283 , date:  "2015-07-26 12:47:45" },
  { height:  578269 , difficulty:  3824174 , date:  "2015-07-26 12:48:22" },
  { height:  578270 , difficulty:  3813001 , date:  "2015-07-26 12:49:02" },
  { height:  578271 , difficulty:  3820008 , date:  "2015-07-26 12:49:16" },
  { height:  578272 , difficulty:  3837149 , date:  "2015-07-26 12:50:09" },
  { height:  578273 , difficulty:  3853385 , date:  "2015-07-26 12:50:16" },
  { height:  578274 , difficulty:  3848968 , date:  "2015-07-26 12:50:27" },
  { height:  578275 , difficulty:  3853281 , date:  "2015-07-26 12:53:33" },
  { height:  578276 , difficulty:  3845321 , date:  "2015-07-26 12:53:35" },
  { height:  578277 , difficulty:  3847570 , date:  "2015-07-26 12:54:00" },
  { height:  578278 , difficulty:  3855701 , date:  "2015-07-26 12:55:05" },
  { height:  578279 , difficulty:  3854727 , date:  "2015-07-26 12:55:09" },
  { height:  578280 , difficulty:  3861928 , date:  "2015-07-26 12:55:11" },
  { height:  578281 , difficulty:  3856892 , date:  "2015-07-26 12:55:23" },
  { height:  578282 , difficulty:  3862686 , date:  "2015-07-26 12:56:16" },
  { height:  578283 , difficulty:  3867312 , date:  "2015-07-26 12:57:47" },
  { height:  578284 , difficulty:  3868605 , date:  "2015-07-26 12:58:11" },
  { height:  578285 , difficulty:  3872359 , date:  "2015-07-26 13:00:33" },
  { height:  578286 , difficulty:  3866971 , date:  "2015-07-26 13:00:36" },
  { height:  578287 , difficulty:  3872238 , date:  "2015-07-26 13:01:57" },
  { height:  578288 , difficulty:  3863455 , date:  "2015-07-26 13:03:56" },
  { height:  578289 , difficulty:  3868798 , date:  "2015-07-26 13:04:01" },
  { height:  578290 , difficulty:  3866939 , date:  "2015-07-26 13:04:37" },
  { height:  578291 , difficulty:  3893842 , date:  "2015-07-26 13:05:00" },
  { height:  578292 , difficulty:  3898175 , date:  "2015-07-26 13:05:20" },
  { height:  578293 , difficulty:  3897116 , date:  "2015-07-26 13:06:32" },
  { height:  578294 , difficulty:  3914470 , date:  "2015-07-26 13:07:11" },
  { height:  578295 , difficulty:  3923329 , date:  "2015-07-26 13:07:34" },
  { height:  578296 , difficulty:  3920272 , date:  "2015-07-26 13:09:06" },
  { height:  578297 , difficulty:  3927303 , date:  "2015-07-26 13:09:10" },
  { height:  578298 , difficulty:  3919419 , date:  "2015-07-26 13:10:17" },
  { height:  578299 , difficulty:  3915515 , date:  "2015-07-26 13:15:39" },
  { height:  578300 , difficulty:  3911965 , date:  "2015-07-26 13:15:43" },
  { height:  578301 , difficulty:  3928698 , date:  "2015-07-26 13:16:10" },
  { height:  578302 , difficulty:  3944468 , date:  "2015-07-26 13:16:25" },
  { height:  578303 , difficulty:  3945421 , date:  "2015-07-26 13:16:31" },
  { height:  578304 , difficulty:  3962453 , date:  "2015-07-26 13:16:45" },
  { height:  578305 , difficulty:  3966414 , date:  "2015-07-26 13:19:21" },
  { height:  578306 , difficulty:  3961379 , date:  "2015-07-26 13:19:35" },
  { height:  578307 , difficulty:  3966333 , date:  "2015-07-26 13:20:22" },
  { height:  578308 , difficulty:  3972482 , date:  "2015-07-26 13:21:46" },
  { height:  578309 , difficulty:  3980765 , date:  "2015-07-26 13:21:49" },
  { height:  578310 , difficulty:  3976813 , date:  "2015-07-26 13:22:49" },
  { height:  578311 , difficulty:  3979233 , date:  "2015-07-26 13:24:18" },
  { height:  578312 , difficulty:  3967265 , date:  "2015-07-26 13:24:21" },
  { height:  578313 , difficulty:  3975166 , date:  "2015-07-26 13:25:14" },
  { height:  578314 , difficulty:  3987886 , date:  "2015-07-26 13:25:37" },
  { height:  578315 , difficulty:  3966160 , date:  "2015-07-26 13:26:59" },
  { height:  578316 , difficulty:  3981536 , date:  "2015-07-26 13:29:15" },
  { height:  578317 , difficulty:  3987676 , date:  "2015-07-26 13:29:18" },
  { height:  578318 , difficulty:  3985776 , date:  "2015-07-26 13:34:17" },
  { height:  578319 , difficulty:  3985894 , date:  "2015-07-26 13:34:21" },
  { height:  578320 , difficulty:  3994091 , date:  "2015-07-26 13:34:32" },
  { height:  578321 , difficulty:  3993145 , date:  "2015-07-26 13:35:18" },
  { height:  578322 , difficulty:  3994875 , date:  "2015-07-26 13:39:32" },
  { height:  578323 , difficulty:  4004501 , date:  "2015-07-26 13:39:36" },
  { height:  578324 , difficulty:  4001917 , date:  "2015-07-26 13:40:59" },
  { height:  578325 , difficulty:  3976268 , date:  "2015-07-26 13:41:04" },
  { height:  578326 , difficulty:  3977621 , date:  "2015-07-26 13:41:21" },
  { height:  578327 , difficulty:  3978363 , date:  "2015-07-26 13:42:07" },
  { height:  578328 , difficulty:  3976773 , date:  "2015-07-26 13:42:27" },
  { height:  578329 , difficulty:  3981120 , date:  "2015-07-26 13:42:33" },
  { height:  578330 , difficulty:  3977949 , date:  "2015-07-26 13:43:19" },
  { height:  578331 , difficulty:  3978683 , date:  "2015-07-26 13:45:17" },
  { height:  578332 , difficulty:  3983294 , date:  "2015-07-26 13:48:28" },
  { height:  578333 , difficulty:  3986109 , date:  "2015-07-26 13:49:46" },
  { height:  578334 , difficulty:  4004805 , date:  "2015-07-26 13:50:01" },
  { height:  578335 , difficulty:  4002887 , date:  "2015-07-26 13:50:02" },
  { height:  578336 , difficulty:  3995311 , date:  "2015-07-26 13:51:01" },
  { height:  578337 , difficulty:  3990104 , date:  "2015-07-26 13:52:27" },
  { height:  578338 , difficulty:  3999964 , date:  "2015-07-26 13:52:56" },
  { height:  578339 , difficulty:  4007790 , date:  "2015-07-26 13:53:12" },
  { height:  578340 , difficulty:  4001214 , date:  "2015-07-26 13:56:24" },
  { height:  578341 , difficulty:  3978857 , date:  "2015-07-26 13:58:01" },
  { height:  578342 , difficulty:  3972183 , date:  "2015-07-26 13:58:02" },
  { height:  578343 , difficulty:  3964441 , date:  "2015-07-26 13:58:06" },
  { height:  578344 , difficulty:  3969971 , date:  "2015-07-26 13:59:08" },
  { height:  578345 , difficulty:  3980377 , date:  "2015-07-26 13:59:09" },
  { height:  578346 , difficulty:  3976761 , date:  "2015-07-26 13:59:55" },
  { height:  578347 , difficulty:  3978773 , date:  "2015-07-26 14:03:45" },
  { height:  578348 , difficulty:  3974259 , date:  "2015-07-26 14:04:21" },
  { height:  578349 , difficulty:  3989553 , date:  "2015-07-26 14:05:11" },
  { height:  578350 , difficulty:  3989836 , date:  "2015-07-26 14:05:16" },
  { height:  578351 , difficulty:  3972309 , date:  "2015-07-26 14:06:21" },
  { height:  578352 , difficulty:  3974507 , date:  "2015-07-26 14:06:25" },
  { height:  578353 , difficulty:  3977193 , date:  "2015-07-26 14:07:19" },
  { height:  578354 , difficulty:  3970430 , date:  "2015-07-26 14:09:47" },
  { height:  578355 , difficulty:  3972763 , date:  "2015-07-26 14:10:21" },
  { height:  578356 , difficulty:  3978902 , date:  "2015-07-26 14:11:11" },
  { height:  578357 , difficulty:  3979665 , date:  "2015-07-26 14:11:17" },
  { height:  578358 , difficulty:  3974373 , date:  "2015-07-26 14:11:18" },
  { height:  578359 , difficulty:  3966810 , date:  "2015-07-26 14:17:13" },
  { height:  578360 , difficulty:  3966644 , date:  "2015-07-26 14:21:18" },
  { height:  578361 , difficulty:  3956244 , date:  "2015-07-26 14:21:24" },
  { height:  578362 , difficulty:  3960292 , date:  "2015-07-26 14:30:38" },
  { height:  578363 , difficulty:  3957129 , date:  "2015-07-26 14:30:44" },
  { height:  578364 , difficulty:  3946457 , date:  "2015-07-26 14:31:04" },
  { height:  578365 , difficulty:  3947290 , date:  "2015-07-26 14:32:32" },
  { height:  578366 , difficulty:  3949434 , date:  "2015-07-26 14:32:52" },
  { height:  578367 , difficulty:  3948555 , date:  "2015-07-26 14:32:58" },
  { height:  578368 , difficulty:  3950920 , date:  "2015-07-26 14:34:08" },
  { height:  578369 , difficulty:  3943247 , date:  "2015-07-26 14:34:36" },
  { height:  578370 , difficulty:  3942090 , date:  "2015-07-26 14:35:00" },
  { height:  578371 , difficulty:  3941314 , date:  "2015-07-26 14:35:02" },
  { height:  578372 , difficulty:  3932096 , date:  "2015-07-26 14:35:48" },
  { height:  578373 , difficulty:  3939048 , date:  "2015-07-26 14:36:09" },
  { height:  578374 , difficulty:  3933043 , date:  "2015-07-26 14:36:56" },
  { height:  578375 , difficulty:  3900414 , date:  "2015-07-26 14:38:42" },
  { height:  578376 , difficulty:  3901378 , date:  "2015-07-26 14:39:05" },
  { height:  578377 , difficulty:  3901462 , date:  "2015-07-26 14:40:39" },
  { height:  578378 , difficulty:  3915145 , date:  "2015-07-26 14:41:36" },
  { height:  578379 , difficulty:  3916319 , date:  "2015-07-26 14:48:24" },
  { height:  578380 , difficulty:  3936065 , date:  "2015-07-26 14:48:27" },
  { height:  578381 , difficulty:  3925959 , date:  "2015-07-26 14:55:10" },
  { height:  578382 , difficulty:  3925417 , date:  "2015-07-26 14:55:13" },
  { height:  578383 , difficulty:  3931822 , date:  "2015-07-26 14:55:22" },
  { height:  578384 , difficulty:  3932243 , date:  "2015-07-26 14:55:36" },
  { height:  578385 , difficulty:  3942744 , date:  "2015-07-26 14:55:51" },
  { height:  578386 , difficulty:  3936885 , date:  "2015-07-26 14:56:45" },
  { height:  578387 , difficulty:  3946078 , date:  "2015-07-26 14:58:23" },
  { height:  578388 , difficulty:  3949090 , date:  "2015-07-26 14:59:03" },
  { height:  578389 , difficulty:  3946984 , date:  "2015-07-26 14:59:32" },
  { height:  578390 , difficulty:  3952877 , date:  "2015-07-26 15:00:18" },
  { height:  578391 , difficulty:  3944688 , date:  "2015-07-26 15:00:20" },
  { height:  578392 , difficulty:  3939303 , date:  "2015-07-26 15:01:05" },
  { height:  578393 , difficulty:  3946257 , date:  "2015-07-26 15:01:37" },
  { height:  578394 , difficulty:  3932730 , date:  "2015-07-26 15:01:37" },
  { height:  578395 , difficulty:  3933742 , date:  "2015-07-26 15:02:03" },
  { height:  578396 , difficulty:  3939859 , date:  "2015-07-26 15:03:37" },
  { height:  578397 , difficulty:  3936278 , date:  "2015-07-26 15:03:43" },
  { height:  578398 , difficulty:  3914417 , date:  "2015-07-26 15:04:51" },
  { height:  578399 , difficulty:  3931640 , date:  "2015-07-26 15:04:54" },
  { height:  578400 , difficulty:  3928333 , date:  "2015-07-26 15:05:36" },
  { height:  578401 , difficulty:  3931102 , date:  "2015-07-26 15:05:44" },
  { height:  578402 , difficulty:  3934460 , date:  "2015-07-26 15:05:53" },
  { height:  578403 , difficulty:  3934987 , date:  "2015-07-26 15:05:56" },
  { height:  578404 , difficulty:  3939057 , date:  "2015-07-26 15:08:02" },
  { height:  578405 , difficulty:  3943392 , date:  "2015-07-26 15:08:25" },
  { height:  578406 , difficulty:  3942036 , date:  "2015-07-26 15:09:33" },
  { height:  578407 , difficulty:  3932441 , date:  "2015-07-26 15:09:35" },
  { height:  578408 , difficulty:  3911631 , date:  "2015-07-26 15:11:13" },
  { height:  578409 , difficulty:  3930772 , date:  "2015-07-26 15:12:19" },
  { height:  578410 , difficulty:  3947207 , date:  "2015-07-26 15:13:47" },
  { height:  578411 , difficulty:  3953776 , date:  "2015-07-26 15:13:49" },
  { height:  578412 , difficulty:  3948367 , date:  "2015-07-26 15:14:50" },
  { height:  578413 , difficulty:  3940159 , date:  "2015-07-26 15:15:53" },
  { height:  578414 , difficulty:  3938705 , date:  "2015-07-26 15:16:02" },
  { height:  578415 , difficulty:  3942212 , date:  "2015-07-26 15:16:10" },
  { height:  578416 , difficulty:  3921697 , date:  "2015-07-26 15:16:41" },
  { height:  578417 , difficulty:  3912819 , date:  "2015-07-26 15:17:33" },
  { height:  578418 , difficulty:  3917872 , date:  "2015-07-26 15:18:20" },
  { height:  578419 , difficulty:  3918932 , date:  "2015-07-26 15:18:22" },
  { height:  578420 , difficulty:  3913407 , date:  "2015-07-26 15:18:38" },
  { height:  578421 , difficulty:  3915435 , date:  "2015-07-26 15:21:22" },
  { height:  578422 , difficulty:  3916064 , date:  "2015-07-26 15:21:40" },
  { height:  578423 , difficulty:  3900408 , date:  "2015-07-26 15:23:55" },
  { height:  578424 , difficulty:  3897697 , date:  "2015-07-26 15:23:58" },
  { height:  578425 , difficulty:  3896405 , date:  "2015-07-26 15:24:28" },
  { height:  578426 , difficulty:  3904768 , date:  "2015-07-26 15:25:31" },
  { height:  578427 , difficulty:  3898486 , date:  "2015-07-26 15:27:41" },
  { height:  578428 , difficulty:  3909921 , date:  "2015-07-26 15:28:43" },
  { height:  578429 , difficulty:  3923518 , date:  "2015-07-26 15:28:51" },
  { height:  578430 , difficulty:  3907676 , date:  "2015-07-26 15:29:28" },
  { height:  578431 , difficulty:  3917629 , date:  "2015-07-26 15:29:45" },
  { height:  578432 , difficulty:  3913497 , date:  "2015-07-26 15:29:49" },
  { height:  578433 , difficulty:  3929182 , date:  "2015-07-26 15:29:55" },
  { height:  578434 , difficulty:  3932809 , date:  "2015-07-26 15:31:59" },
  { height:  578435 , difficulty:  3896536 , date:  "2015-07-26 15:33:05" },
  { height:  578436 , difficulty:  3870038 , date:  "2015-07-26 15:33:34" },
  { height:  578437 , difficulty:  3873714 , date:  "2015-07-26 15:33:39" },
  { height:  578438 , difficulty:  3816318 , date:  "2015-07-26 15:33:53" },
  { height:  578439 , difficulty:  3828158 , date:  "2015-07-26 15:34:14" },
  { height:  578440 , difficulty:  3827436 , date:  "2015-07-26 15:34:20" },
  { height:  578441 , difficulty:  3822951 , date:  "2015-07-26 15:35:45" },
  { height:  578442 , difficulty:  3824747 , date:  "2015-07-26 15:38:22" },
  { height:  578443 , difficulty:  3825204 , date:  "2015-07-26 15:38:24" },
  { height:  578444 , difficulty:  3818837 , date:  "2015-07-26 15:39:32" },
  { height:  578445 , difficulty:  3820688 , date:  "2015-07-26 15:40:37" },
  { height:  578446 , difficulty:  3821772 , date:  "2015-07-26 15:40:38" },
  { height:  578447 , difficulty:  3825273 , date:  "2015-07-26 15:41:18" },
  { height:  578448 , difficulty:  3825562 , date:  "2015-07-26 15:41:47" },
  { height:  578449 , difficulty:  3834135 , date:  "2015-07-26 15:45:42" },
  { height:  578450 , difficulty:  3829998 , date:  "2015-07-26 15:47:54" },
  { height:  578451 , difficulty:  3827139 , date:  "2015-07-26 15:47:57" },
  { height:  578452 , difficulty:  3826153 , date:  "2015-07-26 15:48:29" },
  { height:  578453 , difficulty:  3817164 , date:  "2015-07-26 15:48:51" },
  { height:  578454 , difficulty:  3815979 , date:  "2015-07-26 15:50:04" },
  { height:  578455 , difficulty:  3774708 , date:  "2015-07-26 15:50:07" },
  { height:  578456 , difficulty:  3783675 , date:  "2015-07-26 15:50:48" },
  { height:  578457 , difficulty:  3743057 , date:  "2015-07-26 15:51:21" },
  { height:  578458 , difficulty:  3748488 , date:  "2015-07-26 15:51:36" },
  { height:  578459 , difficulty:  3748787 , date:  "2015-07-26 15:52:34" },
  { height:  578460 , difficulty:  3752037 , date:  "2015-07-26 15:55:01" },
  { height:  578461 , difficulty:  3766869 , date:  "2015-07-26 15:55:31" },
  { height:  578462 , difficulty:  3765040 , date:  "2015-07-26 15:56:11" },
  { height:  578463 , difficulty:  3756050 , date:  "2015-07-26 15:56:33" },
  { height:  578464 , difficulty:  3755121 , date:  "2015-07-26 15:57:14" },
  { height:  578465 , difficulty:  3754292 , date:  "2015-07-26 15:58:33" },
  { height:  578466 , difficulty:  3751055 , date:  "2015-07-26 15:58:35" },
  { height:  578467 , difficulty:  3754318 , date:  "2015-07-26 16:01:40" },
  { height:  578468 , difficulty:  3752416 , date:  "2015-07-26 16:03:43" },
  { height:  578469 , difficulty:  3752920 , date:  "2015-07-26 16:04:31" },
  { height:  578470 , difficulty:  3754272 , date:  "2015-07-26 16:04:46" },
  { height:  578471 , difficulty:  3752666 , date:  "2015-07-26 16:04:50" },
  { height:  578472 , difficulty:  3750123 , date:  "2015-07-26 16:05:21" },
  { height:  578473 , difficulty:  3750283 , date:  "2015-07-26 16:05:24" },
  { height:  578474 , difficulty:  3749874 , date:  "2015-07-26 16:05:40" },
  { height:  578475 , difficulty:  3750672 , date:  "2015-07-26 16:07:37" },
  { height:  578476 , difficulty:  3755574 , date:  "2015-07-26 16:08:47" },
  { height:  578477 , difficulty:  3756058 , date:  "2015-07-26 16:08:52" },
  { height:  578478 , difficulty:  3767646 , date:  "2015-07-26 16:08:59" },
  { height:  578479 , difficulty:  3783681 , date:  "2015-07-26 16:09:16" },
  { height:  578480 , difficulty:  3776299 , date:  "2015-07-26 16:09:21" },
  { height:  578481 , difficulty:  3775416 , date:  "2015-07-26 16:10:34" },
  { height:  578482 , difficulty:  3773791 , date:  "2015-07-26 16:11:57" },
  { height:  578483 , difficulty:  3776182 , date:  "2015-07-26 16:12:13" },
  { height:  578484 , difficulty:  3778948 , date:  "2015-07-26 16:12:34" },
  { height:  578485 , difficulty:  3773269 , date:  "2015-07-26 16:13:45" },
  { height:  578486 , difficulty:  3768613 , date:  "2015-07-26 16:14:06" },
  { height:  578487 , difficulty:  3769991 , date:  "2015-07-26 16:14:09" },
  { height:  578488 , difficulty:  3779847 , date:  "2015-07-26 16:16:01" },
  { height:  578489 , difficulty:  3774288 , date:  "2015-07-26 16:16:14" },
  { height:  578490 , difficulty:  3802358 , date:  "2015-07-26 16:16:53" },
  { height:  578491 , difficulty:  3809871 , date:  "2015-07-26 16:17:12" },
  { height:  578492 , difficulty:  3815844 , date:  "2015-07-26 16:17:16" },
  { height:  578493 , difficulty:  3812900 , date:  "2015-07-26 16:17:53" },
  { height:  578494 , difficulty:  3820681 , date:  "2015-07-26 16:20:30" },
  { height:  578495 , difficulty:  3824348 , date:  "2015-07-26 16:20:36" },
  { height:  578496 , difficulty:  3824853 , date:  "2015-07-26 16:20:52" },
  { height:  578497 , difficulty:  3824815 , date:  "2015-07-26 16:22:05" },
  { height:  578498 , difficulty:  3826627 , date:  "2015-07-26 16:22:13" },
  { height:  578499 , difficulty:  3813857 , date:  "2015-07-26 16:22:50" },
  { height:  578500 , difficulty:  3814851 , date:  "2015-07-26 16:22:55" },
  { height:  578501 , difficulty:  3812705 , date:  "2015-07-26 16:23:02" },
  { height:  578502 , difficulty:  3812312 , date:  "2015-07-26 16:23:10" },
  { height:  578503 , difficulty:  3802625 , date:  "2015-07-26 16:23:38" },
  { height:  578504 , difficulty:  3805121 , date:  "2015-07-26 16:24:25" },
  { height:  578505 , difficulty:  3816709 , date:  "2015-07-26 16:25:19" },
  { height:  578506 , difficulty:  3813697 , date:  "2015-07-26 16:25:58" },
  { height:  578507 , difficulty:  3814826 , date:  "2015-07-26 16:26:08" },
  { height:  578508 , difficulty:  3822089 , date:  "2015-07-26 16:26:23" },
  { height:  578509 , difficulty:  3841543 , date:  "2015-07-26 16:27:15" },
  { height:  578510 , difficulty:  3836461 , date:  "2015-07-26 16:28:03" },
  { height:  578511 , difficulty:  3840936 , date:  "2015-07-26 16:28:53" },
  { height:  578512 , difficulty:  3840750 , date:  "2015-07-26 16:36:02" },
  { height:  578513 , difficulty:  3841774 , date:  "2015-07-26 16:37:05" },
  { height:  578514 , difficulty:  3862928 , date:  "2015-07-26 16:37:10" },
  { height:  578515 , difficulty:  3861333 , date:  "2015-07-26 16:37:28" },
  { height:  578516 , difficulty:  3862159 , date:  "2015-07-26 16:38:50" },
  { height:  578517 , difficulty:  3890807 , date:  "2015-07-26 16:39:34" },
  { height:  578518 , difficulty:  3875747 , date:  "2015-07-26 16:40:46" },
  { height:  578519 , difficulty:  3877545 , date:  "2015-07-26 16:43:30" },
  { height:  578520 , difficulty:  3878616 , date:  "2015-07-26 16:43:35" },
  { height:  578521 , difficulty:  3885947 , date:  "2015-07-26 16:44:41" },
  { height:  578522 , difficulty:  3923746 , date:  "2015-07-26 16:48:54" },
  { height:  578523 , difficulty:  3922119 , date:  "2015-07-26 16:49:07" },
  { height:  578524 , difficulty:  3920267 , date:  "2015-07-26 16:49:10" },
  { height:  578525 , difficulty:  3903029 , date:  "2015-07-26 16:50:18" },
  { height:  578526 , difficulty:  3893889 , date:  "2015-07-26 16:50:20" },
  { height:  578527 , difficulty:  3896787 , date:  "2015-07-26 16:52:02" },
  { height:  578528 , difficulty:  3894165 , date:  "2015-07-26 16:52:06" },
  { height:  578529 , difficulty:  3902540 , date:  "2015-07-26 16:54:17" },
  { height:  578530 , difficulty:  3900788 , date:  "2015-07-26 16:54:19" },
  { height:  578531 , difficulty:  3901428 , date:  "2015-07-26 16:58:55" },
  { height:  578532 , difficulty:  3912256 , date:  "2015-07-26 16:59:16" },
  { height:  578533 , difficulty:  3910918 , date:  "2015-07-26 16:59:38" },
  { height:  578534 , difficulty:  3910161 , date:  "2015-07-26 17:00:36" },
  { height:  578535 , difficulty:  3915290 , date:  "2015-07-26 17:01:07" },
  { height:  578536 , difficulty:  3900307 , date:  "2015-07-26 17:01:11" },
  { height:  578537 , difficulty:  3908852 , date:  "2015-07-26 17:01:48" },
  { height:  578538 , difficulty:  3907127 , date:  "2015-07-26 17:01:53" },
  { height:  578539 , difficulty:  3906725 , date:  "2015-07-26 17:02:11" },
  { height:  578540 , difficulty:  3908355 , date:  "2015-07-26 17:02:51" },
  { height:  578541 , difficulty:  3905469 , date:  "2015-07-26 17:03:31" },
  { height:  578542 , difficulty:  3910243 , date:  "2015-07-26 17:03:46" },
  { height:  578543 , difficulty:  3890933 , date:  "2015-07-26 17:04:44" },
  { height:  578544 , difficulty:  3881469 , date:  "2015-07-26 17:04:46" },
  { height:  578545 , difficulty:  3876718 , date:  "2015-07-26 17:06:14" },
  { height:  578546 , difficulty:  3892142 , date:  "2015-07-26 17:06:35" },
  { height:  578547 , difficulty:  3901034 , date:  "2015-07-26 17:09:18" },
  { height:  578548 , difficulty:  3901844 , date:  "2015-07-26 17:10:43" },
  { height:  578549 , difficulty:  3911648 , date:  "2015-07-26 17:10:43" },
  { height:  578550 , difficulty:  3926044 , date:  "2015-07-26 17:13:44" },
  { height:  578551 , difficulty:  3915680 , date:  "2015-07-26 17:13:46" },
  { height:  578552 , difficulty:  3912394 , date:  "2015-07-26 17:15:04" },
  { height:  578553 , difficulty:  3926810 , date:  "2015-07-26 17:15:34" },
  { height:  578554 , difficulty:  3926837 , date:  "2015-07-26 17:16:18" },
  { height:  578555 , difficulty:  3926117 , date:  "2015-07-26 17:16:24" },
  { height:  578556 , difficulty:  3943455 , date:  "2015-07-26 17:16:45" },
  { height:  578557 , difficulty:  3940074 , date:  "2015-07-26 17:17:36" },
  { height:  578558 , difficulty:  3932228 , date:  "2015-07-26 17:18:22" },
  { height:  578559 , difficulty:  3931254 , date:  "2015-07-26 17:18:22" },
  { height:  578560 , difficulty:  3936236 , date:  "2015-07-26 17:18:24" },
  { height:  578561 , difficulty:  3938011 , date:  "2015-07-26 17:18:43" },
  { height:  578562 , difficulty:  3941036 , date:  "2015-07-26 17:19:06" },
  { height:  578563 , difficulty:  3948068 , date:  "2015-07-26 17:19:11" },
  { height:  578564 , difficulty:  3938011 , date:  "2015-07-26 17:19:15" },
  { height:  578565 , difficulty:  3937353 , date:  "2015-07-26 17:19:48" },
  { height:  578566 , difficulty:  3933459 , date:  "2015-07-26 17:19:52" },
  { height:  578567 , difficulty:  3935171 , date:  "2015-07-26 17:21:56" },
  { height:  578568 , difficulty:  3939749 , date:  "2015-07-26 17:21:58" },
  { height:  578569 , difficulty:  3947782 , date:  "2015-07-26 17:22:10" },
  { height:  578570 , difficulty:  3930630 , date:  "2015-07-26 17:22:24" },
  { height:  578571 , difficulty:  3930769 , date:  "2015-07-26 17:23:34" },
  { height:  578572 , difficulty:  3930904 , date:  "2015-07-26 17:23:36" },
  { height:  578573 , difficulty:  3928201 , date:  "2015-07-26 17:23:44" },
  { height:  578574 , difficulty:  3934836 , date:  "2015-07-26 17:23:57" },
  { height:  578575 , difficulty:  3933123 , date:  "2015-07-26 17:25:07" },
  { height:  578576 , difficulty:  3937110 , date:  "2015-07-26 17:25:08" },
  { height:  578577 , difficulty:  3951422 , date:  "2015-07-26 17:25:55" },
  { height:  578578 , difficulty:  3954617 , date:  "2015-07-26 17:27:02" },
  { height:  578579 , difficulty:  3955591 , date:  "2015-07-26 17:27:05" },
  { height:  578580 , difficulty:  3950584 , date:  "2015-07-26 17:27:21" },
  { height:  578581 , difficulty:  3945385 , date:  "2015-07-26 17:28:35" },
  { height:  578582 , difficulty:  3943962 , date:  "2015-07-26 17:29:33" },
  { height:  578583 , difficulty:  3968030 , date:  "2015-07-26 17:30:52" },
  { height:  578584 , difficulty:  3967186 , date:  "2015-07-26 17:31:59" },
  { height:  578585 , difficulty:  3971494 , date:  "2015-07-26 17:32:04" },
  { height:  578586 , difficulty:  3974047 , date:  "2015-07-26 17:32:29" },
  { height:  578587 , difficulty:  3968945 , date:  "2015-07-26 17:32:58" },
  { height:  578588 , difficulty:  3931469 , date:  "2015-07-26 17:33:04" },
  { height:  578589 , difficulty:  3925452 , date:  "2015-07-26 17:33:22" },
  { height:  578590 , difficulty:  3925644 , date:  "2015-07-26 17:34:06" },
  { height:  578591 , difficulty:  3927862 , date:  "2015-07-26 17:34:25" },
  { height:  578592 , difficulty:  3927237 , date:  "2015-07-26 17:35:23" },
  { height:  578593 , difficulty:  3929337 , date:  "2015-07-26 17:35:28" },
  { height:  578594 , difficulty:  3925390 , date:  "2015-07-26 17:36:01" },
  { height:  578595 , difficulty:  3907878 , date:  "2015-07-26 17:36:25" },
  { height:  578596 , difficulty:  3911254 , date:  "2015-07-26 17:36:49" },
  { height:  578597 , difficulty:  3904752 , date:  "2015-07-26 17:37:18" },
  { height:  578598 , difficulty:  3877690 , date:  "2015-07-26 17:38:16" },
  { height:  578599 , difficulty:  3890135 , date:  "2015-07-26 17:38:19" },
  { height:  578600 , difficulty:  3890805 , date:  "2015-07-26 17:39:38" },
  { height:  578601 , difficulty:  3897707 , date:  "2015-07-26 17:41:07" },
  { height:  578602 , difficulty:  3900347 , date:  "2015-07-26 17:41:12" },
  { height:  578603 , difficulty:  3899301 , date:  "2015-07-26 17:42:26" },
  { height:  578604 , difficulty:  3900010 , date:  "2015-07-26 17:42:48" },
  { height:  578605 , difficulty:  3895161 , date:  "2015-07-26 17:44:04" },
  { height:  578606 , difficulty:  3896567 , date:  "2015-07-26 17:45:20" },
  { height:  578607 , difficulty:  3868259 , date:  "2015-07-26 17:45:21" },
  { height:  578608 , difficulty:  3868118 , date:  "2015-07-26 17:46:26" },
  { height:  578609 , difficulty:  3868525 , date:  "2015-07-26 17:46:33" },
  { height:  578610 , difficulty:  3877297 , date:  "2015-07-26 17:47:32" },
  { height:  578611 , difficulty:  3881918 , date:  "2015-07-26 17:48:27" },
  { height:  578612 , difficulty:  3888520 , date:  "2015-07-26 17:52:28" },
  { height:  578613 , difficulty:  3886819 , date:  "2015-07-26 17:52:30" },
  { height:  578614 , difficulty:  3899133 , date:  "2015-07-26 17:54:05" },
  { height:  578615 , difficulty:  3908699 , date:  "2015-07-26 17:54:11" },
  { height:  578616 , difficulty:  3931667 , date:  "2015-07-26 17:54:40" },
  { height:  578617 , difficulty:  3930136 , date:  "2015-07-26 17:54:45" },
  { height:  578618 , difficulty:  3936791 , date:  "2015-07-26 17:55:13" },
  { height:  578619 , difficulty:  3931372 , date:  "2015-07-26 17:55:30" },
  { height:  578620 , difficulty:  3944365 , date:  "2015-07-26 17:55:40" },
  { height:  578621 , difficulty:  3934914 , date:  "2015-07-26 17:55:59" },
  { height:  578622 , difficulty:  3943163 , date:  "2015-07-26 17:57:46" },
  { height:  578623 , difficulty:  3927535 , date:  "2015-07-26 17:59:15" },
  { height:  578624 , difficulty:  3926684 , date:  "2015-07-26 17:59:25" },
  { height:  578625 , difficulty:  3927675 , date:  "2015-07-26 18:00:29" },
  { height:  578626 , difficulty:  3911230 , date:  "2015-07-26 18:00:30" },
  { height:  578627 , difficulty:  3914566 , date:  "2015-07-26 18:04:46" },
  { height:  578628 , difficulty:  3907579 , date:  "2015-07-26 18:05:21" },
  { height:  578629 , difficulty:  3916229 , date:  "2015-07-26 18:07:40" },
  { height:  578630 , difficulty:  3916910 , date:  "2015-07-26 18:07:46" },
  { height:  578631 , difficulty:  3927255 , date:  "2015-07-26 18:07:54" },
  { height:  578632 , difficulty:  3927958 , date:  "2015-07-26 18:08:41" },
  { height:  578633 , difficulty:  3924256 , date:  "2015-07-26 18:08:48" },
  { height:  578634 , difficulty:  3933517 , date:  "2015-07-26 18:09:03" },
  { height:  578635 , difficulty:  3968487 , date:  "2015-07-26 18:09:47" },
  { height:  578636 , difficulty:  3969280 , date:  "2015-07-26 18:11:28" },
  { height:  578637 , difficulty:  3970770 , date:  "2015-07-26 18:13:10" },
  { height:  578638 , difficulty:  3969148 , date:  "2015-07-26 18:14:17" },
  { height:  578639 , difficulty:  3972379 , date:  "2015-07-26 18:14:34" },
  { height:  578640 , difficulty:  3979831 , date:  "2015-07-26 18:15:20" },
  { height:  578641 , difficulty:  3980455 , date:  "2015-07-26 18:15:49" },
  { height:  578642 , difficulty:  3983040 , date:  "2015-07-26 18:16:27" },
  { height:  578643 , difficulty:  3971731 , date:  "2015-07-26 18:16:52" },
  { height:  578644 , difficulty:  3976265 , date:  "2015-07-26 18:17:22" },
  { height:  578645 , difficulty:  3982923 , date:  "2015-07-26 18:17:56" },
  { height:  578646 , difficulty:  3985732 , date:  "2015-07-26 18:18:25" },
  { height:  578647 , difficulty:  3979022 , date:  "2015-07-26 18:19:16" },
  { height:  578648 , difficulty:  3988319 , date:  "2015-07-26 18:21:14" },
  { height:  578649 , difficulty:  3988215 , date:  "2015-07-26 18:22:00" },
  { height:  578650 , difficulty:  3988480 , date:  "2015-07-26 18:24:57" },
  { height:  578651 , difficulty:  3995497 , date:  "2015-07-26 18:24:58" },
  { height:  578652 , difficulty:  3998571 , date:  "2015-07-26 18:25:13" },
  { height:  578653 , difficulty:  3998170 , date:  "2015-07-26 18:25:16" },
  { height:  578654 , difficulty:  3999624 , date:  "2015-07-26 18:25:48" },
  { height:  578655 , difficulty:  4002131 , date:  "2015-07-26 18:26:00" },
  { height:  578656 , difficulty:  4001111 , date:  "2015-07-26 18:26:08" },
  { height:  578657 , difficulty:  3993314 , date:  "2015-07-26 18:26:52" },
  { height:  578658 , difficulty:  3990890 , date:  "2015-07-26 18:27:02" },
  { height:  578659 , difficulty:  4003585 , date:  "2015-07-26 18:27:05" },
  { height:  578660 , difficulty:  4009759 , date:  "2015-07-26 18:27:33" },
  { height:  578661 , difficulty:  4010324 , date:  "2015-07-26 18:27:53" },
  { height:  578662 , difficulty:  4012780 , date:  "2015-07-26 18:27:55" },
  { height:  578663 , difficulty:  4015914 , date:  "2015-07-26 18:28:22" },
  { height:  578664 , difficulty:  4016526 , date:  "2015-07-26 18:31:10" },
  { height:  578665 , difficulty:  4025145 , date:  "2015-07-26 18:32:17" },
  { height:  578666 , difficulty:  4040798 , date:  "2015-07-26 18:32:57" },
  { height:  578667 , difficulty:  4039115 , date:  "2015-07-26 18:34:02" },
  { height:  578668 , difficulty:  4033168 , date:  "2015-07-26 18:34:10" },
  { height:  578669 , difficulty:  4041495 , date:  "2015-07-26 18:34:43" },
  { height:  578670 , difficulty:  4052714 , date:  "2015-07-26 18:35:43" },
  { height:  578671 , difficulty:  4051582 , date:  "2015-07-26 18:35:44" },
  { height:  578672 , difficulty:  4055481 , date:  "2015-07-26 18:35:48" },
  { height:  578673 , difficulty:  4053122 , date:  "2015-07-26 18:37:36" },
  { height:  578674 , difficulty:  4055985 , date:  "2015-07-26 18:37:37" },
  { height:  578675 , difficulty:  4064046 , date:  "2015-07-26 18:37:51" },
  { height:  578676 , difficulty:  4057563 , date:  "2015-07-26 18:37:54" },
  { height:  578677 , difficulty:  4052319 , date:  "2015-07-26 18:38:39" },
  { height:  578678 , difficulty:  4070595 , date:  "2015-07-26 18:38:45" },
  { height:  578679 , difficulty:  4062424 , date:  "2015-07-26 18:39:54" },
  { height:  578680 , difficulty:  4061688 , date:  "2015-07-26 18:40:59" },
  { height:  578681 , difficulty:  4076259 , date:  "2015-07-26 18:41:58" },
  { height:  578682 , difficulty:  4070189 , date:  "2015-07-26 18:42:03" },
  { height:  578683 , difficulty:  4077114 , date:  "2015-07-26 18:42:38" },
  { height:  578684 , difficulty:  4070367 , date:  "2015-07-26 18:42:54" },
  { height:  578685 , difficulty:  4072803 , date:  "2015-07-26 18:43:52" },
  { height:  578686 , difficulty:  4084226 , date:  "2015-07-26 18:44:28" },
  { height:  578687 , difficulty:  4100352 , date:  "2015-07-26 18:51:49" },
  { height:  578688 , difficulty:  4071597 , date:  "2015-07-26 18:52:11" },
  { height:  578689 , difficulty:  4092629 , date:  "2015-07-26 18:52:16" },
  { height:  578690 , difficulty:  4089301 , date:  "2015-07-26 18:52:29" },
  { height:  578691 , difficulty:  4090507 , date:  "2015-07-26 18:53:32" },
  { height:  578692 , difficulty:  4097874 , date:  "2015-07-26 18:53:47" },
  { height:  578693 , difficulty:  4098034 , date:  "2015-07-26 18:53:54" },
  { height:  578694 , difficulty:  4103841 , date:  "2015-07-26 18:55:28" },
  { height:  578695 , difficulty:  4104621 , date:  "2015-07-26 18:56:19" },
  { height:  578696 , difficulty:  4119092 , date:  "2015-07-26 18:56:27" },
  { height:  578697 , difficulty:  4132899 , date:  "2015-07-26 18:56:29" },
  { height:  578698 , difficulty:  4120477 , date:  "2015-07-26 18:56:56" },
  { height:  578699 , difficulty:  4114129 , date:  "2015-07-26 18:57:13" },
  { height:  578700 , difficulty:  4123952 , date:  "2015-07-26 18:57:34" },
  { height:  578701 , difficulty:  4149649 , date:  "2015-07-26 18:57:40" },
  { height:  578702 , difficulty:  4152937 , date:  "2015-07-26 18:58:16" },
  { height:  578703 , difficulty:  4130262 , date:  "2015-07-26 18:58:19" },
  { height:  578704 , difficulty:  4127917 , date:  "2015-07-26 19:00:49" },
  { height:  578705 , difficulty:  4111797 , date:  "2015-07-26 19:02:53" },
  { height:  578706 , difficulty:  4115288 , date:  "2015-07-26 19:03:27" },
  { height:  578707 , difficulty:  4126100 , date:  "2015-07-26 19:06:04" },
  { height:  578708 , difficulty:  4128524 , date:  "2015-07-26 19:06:35" },
  { height:  578709 , difficulty:  4138506 , date:  "2015-07-26 19:06:36" },
  { height:  578710 , difficulty:  4140575 , date:  "2015-07-26 19:06:47" },
  { height:  578711 , difficulty:  4140268 , date:  "2015-07-26 19:07:16" },
  { height:  578712 , difficulty:  4146925 , date:  "2015-07-26 19:08:48" },
  { height:  578713 , difficulty:  4135641 , date:  "2015-07-26 19:11:31" },
  { height:  578714 , difficulty:  4140533 , date:  "2015-07-26 19:11:40" },
  { height:  578715 , difficulty:  4139329 , date:  "2015-07-26 19:11:50" },
  { height:  578716 , difficulty:  4159013 , date:  "2015-07-26 19:12:18" },
  { height:  578717 , difficulty:  4166241 , date:  "2015-07-26 19:12:36" },
  { height:  578718 , difficulty:  4171722 , date:  "2015-07-26 19:15:09" },
  { height:  578719 , difficulty:  4172478 , date:  "2015-07-26 19:15:44" },
  { height:  578720 , difficulty:  4172869 , date:  "2015-07-26 19:15:51" },
  { height:  578721 , difficulty:  4183663 , date:  "2015-07-26 19:18:50" },
  { height:  578722 , difficulty:  4200122 , date:  "2015-07-26 19:21:53" },
  { height:  578723 , difficulty:  4194356 , date:  "2015-07-26 19:21:57" },
  { height:  578724 , difficulty:  4182659 , date:  "2015-07-26 19:22:02" },
  { height:  578725 , difficulty:  4177595 , date:  "2015-07-26 19:22:09" },
  { height:  578726 , difficulty:  4168882 , date:  "2015-07-26 19:22:12" },
  { height:  578727 , difficulty:  4175170 , date:  "2015-07-26 19:23:43" },
  { height:  578728 , difficulty:  4177151 , date:  "2015-07-26 19:24:20" },
  { height:  578729 , difficulty:  4186350 , date:  "2015-07-26 19:26:08" },
  { height:  578730 , difficulty:  4183139 , date:  "2015-07-26 19:26:14" },
  { height:  578731 , difficulty:  4188045 , date:  "2015-07-26 19:28:06" },
  { height:  578732 , difficulty:  4190159 , date:  "2015-07-26 19:28:10" },
  { height:  578733 , difficulty:  4185643 , date:  "2015-07-26 19:30:13" },
  { height:  578734 , difficulty:  4188480 , date:  "2015-07-26 19:31:27" },
  { height:  578735 , difficulty:  4190735 , date:  "2015-07-26 19:31:33" },
  { height:  578736 , difficulty:  4188301 , date:  "2015-07-26 19:34:06" },
  { height:  578737 , difficulty:  4207931 , date:  "2015-07-26 19:34:40" },
  { height:  578738 , difficulty:  4208548 , date:  "2015-07-26 19:37:12" },
  { height:  578739 , difficulty:  4213156 , date:  "2015-07-26 19:37:18" },
  { height:  578740 , difficulty:  4224984 , date:  "2015-07-26 19:37:42" },
  { height:  578741 , difficulty:  4228338 , date:  "2015-07-26 19:38:34" },
  { height:  578742 , difficulty:  4224119 , date:  "2015-07-26 19:39:13" },
  { height:  578743 , difficulty:  4227111 , date:  "2015-07-26 19:39:17" },
  { height:  578744 , difficulty:  4232161 , date:  "2015-07-26 19:40:30" },
  { height:  578745 , difficulty:  4258218 , date:  "2015-07-26 19:40:51" },
  { height:  578746 , difficulty:  4252729 , date:  "2015-07-26 19:40:55" },
  { height:  578747 , difficulty:  4264545 , date:  "2015-07-26 19:42:04" },
  { height:  578748 , difficulty:  4268506 , date:  "2015-07-26 19:42:23" },
  { height:  578749 , difficulty:  4260349 , date:  "2015-07-26 19:42:28" },
  { height:  578750 , difficulty:  4270219 , date:  "2015-07-26 19:42:32" },
  { height:  578751 , difficulty:  4269056 , date:  "2015-07-26 19:43:28" },
  { height:  578752 , difficulty:  4278839 , date:  "2015-07-26 19:43:30" },
  { height:  578753 , difficulty:  4278708 , date:  "2015-07-26 19:44:25" },
  { height:  578754 , difficulty:  4279282 , date:  "2015-07-26 19:44:31" },
  { height:  578755 , difficulty:  4284025 , date:  "2015-07-26 19:44:50" },
  { height:  578756 , difficulty:  4288246 , date:  "2015-07-26 19:46:43" },
  { height:  578757 , difficulty:  4291736 , date:  "2015-07-26 19:46:48" },
  { height:  578758 , difficulty:  4300288 , date:  "2015-07-26 19:47:17" },
  { height:  578759 , difficulty:  4300598 , date:  "2015-07-26 19:47:44" },
  { height:  578760 , difficulty:  4309587 , date:  "2015-07-26 19:48:31" },
  { height:  578761 , difficulty:  4313892 , date:  "2015-07-26 19:48:35" },
  { height:  578762 , difficulty:  4310195 , date:  "2015-07-26 19:48:52" },
  { height:  578763 , difficulty:  4254341 , date:  "2015-07-26 19:49:56" },
  { height:  578764 , difficulty:  4254934 , date:  "2015-07-26 19:51:04" },
  { height:  578765 , difficulty:  4257945 , date:  "2015-07-26 19:51:05" },
  { height:  578766 , difficulty:  4262144 , date:  "2015-07-26 19:52:09" },
  { height:  578767 , difficulty:  4255086 , date:  "2015-07-26 19:52:21" },
  { height:  578768 , difficulty:  4257070 , date:  "2015-07-26 19:53:04" },
  { height:  578769 , difficulty:  4257211 , date:  "2015-07-26 19:53:06" },
  { height:  578770 , difficulty:  4252676 , date:  "2015-07-26 19:53:27" },
  { height:  578771 , difficulty:  4257365 , date:  "2015-07-26 19:54:16" },
  { height:  578772 , difficulty:  4257405 , date:  "2015-07-26 19:54:18" },
  { height:  578773 , difficulty:  4265600 , date:  "2015-07-26 19:55:07" },
  { height:  578774 , difficulty:  4263120 , date:  "2015-07-26 19:56:32" },
  { height:  578775 , difficulty:  4268755 , date:  "2015-07-26 19:57:05" },
  { height:  578776 , difficulty:  4290285 , date:  "2015-07-26 19:57:16" },
  { height:  578777 , difficulty:  4296241 , date:  "2015-07-26 19:57:22" },
  { height:  578778 , difficulty:  4303523 , date:  "2015-07-26 19:58:04" },
  { height:  578779 , difficulty:  4308925 , date:  "2015-07-26 19:59:37" },
  { height:  578780 , difficulty:  4306177 , date:  "2015-07-26 19:59:41" },
  { height:  578781 , difficulty:  4294749 , date:  "2015-07-26 20:00:12" },
  { height:  578782 , difficulty:  4326052 , date:  "2015-07-26 20:01:35" },
  { height:  578783 , difficulty:  4312677 , date:  "2015-07-26 20:02:41" },
  { height:  578784 , difficulty:  4311114 , date:  "2015-07-26 20:04:52" },
  { height:  578785 , difficulty:  4328097 , date:  "2015-07-26 20:04:58" },
  { height:  578786 , difficulty:  4344267 , date:  "2015-07-26 20:06:53" },
  { height:  578787 , difficulty:  4374820 , date:  "2015-07-26 20:08:20" },
  { height:  578788 , difficulty:  4367358 , date:  "2015-07-26 20:09:43" },
  { height:  578789 , difficulty:  4356080 , date:  "2015-07-26 20:10:34" },
  { height:  578790 , difficulty:  4355763 , date:  "2015-07-26 20:10:37" },
  { height:  578791 , difficulty:  4382565 , date:  "2015-07-26 20:10:46" },
  { height:  578792 , difficulty:  4388908 , date:  "2015-07-26 20:10:49" },
  { height:  578793 , difficulty:  4408229 , date:  "2015-07-26 20:11:49" },
  { height:  578794 , difficulty:  4391007 , date:  "2015-07-26 20:13:11" },
  { height:  578795 , difficulty:  4387977 , date:  "2015-07-26 20:20:05" },
  { height:  578796 , difficulty:  4392696 , date:  "2015-07-26 20:22:34" },
  { height:  578797 , difficulty:  4385005 , date:  "2015-07-26 20:23:14" },
  { height:  578798 , difficulty:  4361381 , date:  "2015-07-26 20:23:19" },
  { height:  578799 , difficulty:  4362978 , date:  "2015-07-26 20:23:22" },
  { height:  578800 , difficulty:  4363864 , date:  "2015-07-26 20:23:50" },
  { height:  578801 , difficulty:  4366098 , date:  "2015-07-26 20:24:03" },
  { height:  578802 , difficulty:  4378201 , date:  "2015-07-26 20:24:31" },
  { height:  578803 , difficulty:  4376336 , date:  "2015-07-26 20:24:34" },
  { height:  578804 , difficulty:  4375161 , date:  "2015-07-26 20:25:25" },
  { height:  578805 , difficulty:  4369772 , date:  "2015-07-26 20:25:41" },
  { height:  578806 , difficulty:  4389219 , date:  "2015-07-26 20:25:43" },
  { height:  578807 , difficulty:  4376374 , date:  "2015-07-26 20:26:34" },
  { height:  578808 , difficulty:  4382234 , date:  "2015-07-26 20:26:51" },
  { height:  578809 , difficulty:  4366971 , date:  "2015-07-26 20:27:49" },
  { height:  578810 , difficulty:  4358072 , date:  "2015-07-26 20:27:54" },
  { height:  578811 , difficulty:  4364970 , date:  "2015-07-26 20:29:29" },
  { height:  578812 , difficulty:  4347387 , date:  "2015-07-26 20:30:31" },
  { height:  578813 , difficulty:  4343874 , date:  "2015-07-26 20:30:35" },
  { height:  578814 , difficulty:  4336601 , date:  "2015-07-26 20:32:55" },
  { height:  578815 , difficulty:  4340240 , date:  "2015-07-26 20:32:58" },
  { height:  578816 , difficulty:  4340981 , date:  "2015-07-26 20:33:54" },
  { height:  578817 , difficulty:  4335152 , date:  "2015-07-26 20:34:00" },
  { height:  578818 , difficulty:  4359094 , date:  "2015-07-26 20:34:18" },
  { height:  578819 , difficulty:  4379335 , date:  "2015-07-26 20:36:57" },
  { height:  578820 , difficulty:  4371207 , date:  "2015-07-26 20:37:15" },
  { height:  578821 , difficulty:  4380931 , date:  "2015-07-26 20:37:21" },
  { height:  578822 , difficulty:  4382029 , date:  "2015-07-26 20:38:37" },
  { height:  578823 , difficulty:  4374951 , date:  "2015-07-26 20:38:54" },
  { height:  578824 , difficulty:  4374173 , date:  "2015-07-26 20:39:20" },
  { height:  578825 , difficulty:  4380491 , date:  "2015-07-26 20:39:38" },
  { height:  578826 , difficulty:  4385996 , date:  "2015-07-26 20:40:11" },
  { height:  578827 , difficulty:  4380255 , date:  "2015-07-26 20:40:13" },
  { height:  578828 , difficulty:  4400760 , date:  "2015-07-26 20:40:35" },
  { height:  578829 , difficulty:  4401071 , date:  "2015-07-26 20:41:13" },
  { height:  578830 , difficulty:  4404683 , date:  "2015-07-26 20:41:52" },
  { height:  578831 , difficulty:  4407910 , date:  "2015-07-26 20:42:27" },
  { height:  578832 , difficulty:  4394310 , date:  "2015-07-26 20:43:36" },
  { height:  578833 , difficulty:  4400698 , date:  "2015-07-26 20:43:58" },
  { height:  578834 , difficulty:  4400641 , date:  "2015-07-26 20:45:09" },
  { height:  578835 , difficulty:  4399071 , date:  "2015-07-26 20:45:19" },
  { height:  578836 , difficulty:  4394092 , date:  "2015-07-26 20:45:44" },
  { height:  578837 , difficulty:  4395179 , date:  "2015-07-26 20:46:36" },
  { height:  578838 , difficulty:  4415151 , date:  "2015-07-26 20:47:10" },
  { height:  578839 , difficulty:  4413046 , date:  "2015-07-26 20:47:45" },
  { height:  578840 , difficulty:  4411065 , date:  "2015-07-26 20:48:07" },
  { height:  578841 , difficulty:  4420146 , date:  "2015-07-26 20:48:45" },
  { height:  578842 , difficulty:  4413728 , date:  "2015-07-26 20:48:48" },
  { height:  578843 , difficulty:  4436866 , date:  "2015-07-26 20:49:07" },
  { height:  578844 , difficulty:  4456576 , date:  "2015-07-26 20:49:08" },
  { height:  578845 , difficulty:  4486135 , date:  "2015-07-26 20:49:27" },
  { height:  578846 , difficulty:  4499059 , date:  "2015-07-26 20:49:34" },
  { height:  578847 , difficulty:  4495100 , date:  "2015-07-26 20:50:26" },
  { height:  578848 , difficulty:  4500027 , date:  "2015-07-26 20:51:07" },
  { height:  578849 , difficulty:  4497949 , date:  "2015-07-26 20:51:22" },
  { height:  578850 , difficulty:  4508928 , date:  "2015-07-26 20:52:21" },
  { height:  578851 , difficulty:  4506097 , date:  "2015-07-26 20:54:03" },
  { height:  578852 , difficulty:  4539084 , date:  "2015-07-26 20:54:45" },
  { height:  578853 , difficulty:  4542377 , date:  "2015-07-26 20:55:05" },
  { height:  578854 , difficulty:  4548325 , date:  "2015-07-26 20:55:09" },
  { height:  578855 , difficulty:  4539815 , date:  "2015-07-26 20:55:48" },
  { height:  578856 , difficulty:  4543582 , date:  "2015-07-26 20:56:20" },
  { height:  578857 , difficulty:  4540761 , date:  "2015-07-26 20:57:38" },
  { height:  578858 , difficulty:  4561039 , date:  "2015-07-26 20:57:40" },
  { height:  578859 , difficulty:  4555610 , date:  "2015-07-26 20:58:05" },
  { height:  578860 , difficulty:  4538072 , date:  "2015-07-26 20:59:34" },
  { height:  578861 , difficulty:  4544394 , date:  "2015-07-26 20:59:35" },
  { height:  578862 , difficulty:  4534747 , date:  "2015-07-26 21:00:08" },
  { height:  578863 , difficulty:  4524376 , date:  "2015-07-26 21:00:11" },
  { height:  578864 , difficulty:  4514050 , date:  "2015-07-26 21:02:34" },
  { height:  578865 , difficulty:  4515970 , date:  "2015-07-26 21:03:39" },
  { height:  578866 , difficulty:  4517453 , date:  "2015-07-26 21:03:54" },
  { height:  578867 , difficulty:  4526808 , date:  "2015-07-26 21:04:57" },
  { height:  578868 , difficulty:  4546681 , date:  "2015-07-26 21:04:58" },
  { height:  578869 , difficulty:  4560467 , date:  "2015-07-26 21:06:33" },
  { height:  578870 , difficulty:  4551104 , date:  "2015-07-26 21:06:34" },
  { height:  578871 , difficulty:  4498244 , date:  "2015-07-26 21:09:37" },
  { height:  578872 , difficulty:  4478907 , date:  "2015-07-26 21:09:41" },
  { height:  578873 , difficulty:  4486942 , date:  "2015-07-26 21:10:07" },
  { height:  578874 , difficulty:  4489267 , date:  "2015-07-26 21:10:10" },
  { height:  578875 , difficulty:  4500407 , date:  "2015-07-26 21:10:13" },
  { height:  578876 , difficulty:  4498597 , date:  "2015-07-26 21:11:36" },
  { height:  578877 , difficulty:  4500627 , date:  "2015-07-26 21:12:52" },
  { height:  578878 , difficulty:  4500074 , date:  "2015-07-26 21:14:36" },
  { height:  578879 , difficulty:  4511369 , date:  "2015-07-26 21:17:52" },
  { height:  578880 , difficulty:  4512105 , date:  "2015-07-26 21:18:16" },
  { height:  578881 , difficulty:  4515272 , date:  "2015-07-26 21:18:32" },
  { height:  578882 , difficulty:  4523959 , date:  "2015-07-26 21:19:12" },
  { height:  578883 , difficulty:  4522132 , date:  "2015-07-26 21:19:18" },
  { height:  578884 , difficulty:  4522031 , date:  "2015-07-26 21:19:34" },
  { height:  578885 , difficulty:  4530082 , date:  "2015-07-26 21:19:37" },
  { height:  578886 , difficulty:  4531216 , date:  "2015-07-26 21:20:18" },
  { height:  578887 , difficulty:  4570672 , date:  "2015-07-26 21:20:33" },
  { height:  578888 , difficulty:  4568384 , date:  "2015-07-26 21:21:19" },
  { height:  578889 , difficulty:  4572383 , date:  "2015-07-26 21:22:01" },
  { height:  578890 , difficulty:  4568036 , date:  "2015-07-26 21:23:27" },
  { height:  578891 , difficulty:  4574072 , date:  "2015-07-26 21:23:33" },
  { height:  578892 , difficulty:  4575568 , date:  "2015-07-26 21:24:17" },
  { height:  578893 , difficulty:  4579681 , date:  "2015-07-26 21:24:54" },
  { height:  578894 , difficulty:  4579176 , date:  "2015-07-26 21:25:06" },
  { height:  578895 , difficulty:  4563385 , date:  "2015-07-26 21:27:35" },
  { height:  578896 , difficulty:  4564348 , date:  "2015-07-26 21:28:39" },
  { height:  578897 , difficulty:  4575715 , date:  "2015-07-26 21:29:17" },
  { height:  578898 , difficulty:  4579610 , date:  "2015-07-26 21:29:48" },
  { height:  578899 , difficulty:  4586878 , date:  "2015-07-26 21:30:03" },
  { height:  578900 , difficulty:  4590033 , date:  "2015-07-26 21:30:30" },
  { height:  578901 , difficulty:  4589526 , date:  "2015-07-26 21:30:58" },
  { height:  578902 , difficulty:  4586218 , date:  "2015-07-26 21:31:24" },
  { height:  578903 , difficulty:  4592744 , date:  "2015-07-26 21:33:09" },
  { height:  578904 , difficulty:  4591098 , date:  "2015-07-26 21:34:31" },
  { height:  578905 , difficulty:  4593864 , date:  "2015-07-26 21:34:34" },
  { height:  578906 , difficulty:  4590143 , date:  "2015-07-26 21:34:48" },
  { height:  578907 , difficulty:  4604998 , date:  "2015-07-26 21:34:54" },
  { height:  578908 , difficulty:  4602255 , date:  "2015-07-26 21:36:01" },
  { height:  578909 , difficulty:  4608399 , date:  "2015-07-26 21:36:59" },
  { height:  578910 , difficulty:  4600043 , date:  "2015-07-26 21:37:02" },
  { height:  578911 , difficulty:  4621577 , date:  "2015-07-26 21:37:26" },
  { height:  578912 , difficulty:  4628761 , date:  "2015-07-26 21:37:39" },
  { height:  578913 , difficulty:  4628492 , date:  "2015-07-26 21:38:06" },
  { height:  578914 , difficulty:  4652680 , date:  "2015-07-26 21:38:53" },
  { height:  578915 , difficulty:  4649118 , date:  "2015-07-26 21:39:57" },
  { height:  578916 , difficulty:  4649319 , date:  "2015-07-26 21:41:18" },
  { height:  578917 , difficulty:  4660205 , date:  "2015-07-26 21:41:37" },
  { height:  578918 , difficulty:  4661586 , date:  "2015-07-26 21:41:50" },
  { height:  578919 , difficulty:  4662438 , date:  "2015-07-26 21:44:30" },
  { height:  578920 , difficulty:  4669962 , date:  "2015-07-26 21:44:33" },
  { height:  578921 , difficulty:  4669256 , date:  "2015-07-26 21:44:52" },
  { height:  578922 , difficulty:  4675261 , date:  "2015-07-26 21:45:13" },
  { height:  578923 , difficulty:  4678980 , date:  "2015-07-26 21:52:00" },
  { height:  578924 , difficulty:  4718901 , date:  "2015-07-26 21:52:02" },
  { height:  578925 , difficulty:  4719877 , date:  "2015-07-26 21:52:39" },
  { height:  578926 , difficulty:  4713015 , date:  "2015-07-26 21:53:04" },
  { height:  578927 , difficulty:  4713400 , date:  "2015-07-26 21:53:53" },
  { height:  578928 , difficulty:  4718209 , date:  "2015-07-26 21:54:08" },
  { height:  578929 , difficulty:  4729040 , date:  "2015-07-26 21:54:54" },
  { height:  578930 , difficulty:  4730753 , date:  "2015-07-26 21:55:41" },
  { height:  578931 , difficulty:  4749576 , date:  "2015-07-26 21:56:10" },
  { height:  578932 , difficulty:  4746586 , date:  "2015-07-26 21:56:52" },
  { height:  578933 , difficulty:  4754205 , date:  "2015-07-26 21:57:38" },
  { height:  578934 , difficulty:  4758946 , date:  "2015-07-26 21:57:40" },
  { height:  578935 , difficulty:  4769332 , date:  "2015-07-26 21:58:53" },
  { height:  578936 , difficulty:  4784933 , date:  "2015-07-26 21:59:17" },
  { height:  578937 , difficulty:  4787097 , date:  "2015-07-26 22:00:21" },
  { height:  578938 , difficulty:  4784325 , date:  "2015-07-26 22:00:28" },
  { height:  578939 , difficulty:  4819050 , date:  "2015-07-26 22:00:43" },
  { height:  578940 , difficulty:  4834631 , date:  "2015-07-26 22:00:56" },
  { height:  578941 , difficulty:  4838131 , date:  "2015-07-26 22:05:03" },
  { height:  578942 , difficulty:  4848439 , date:  "2015-07-26 22:06:36" },
  { height:  578943 , difficulty:  4858289 , date:  "2015-07-26 22:07:16" },
  { height:  578944 , difficulty:  4865614 , date:  "2015-07-26 22:07:50" },
  { height:  578945 , difficulty:  4858151 , date:  "2015-07-26 22:09:57" },
  { height:  578946 , difficulty:  4861738 , date:  "2015-07-26 22:12:17" },
  { height:  578947 , difficulty:  4841972 , date:  "2015-07-26 22:12:33" },
  { height:  578948 , difficulty:  4843709 , date:  "2015-07-26 22:12:41" },
  { height:  578949 , difficulty:  4842562 , date:  "2015-07-26 22:12:42" },
  { height:  578950 , difficulty:  4873584 , date:  "2015-07-26 22:13:22" },
  { height:  578951 , difficulty:  4874739 , date:  "2015-07-26 22:13:28" },
  { height:  578952 , difficulty:  4866578 , date:  "2015-07-26 22:17:22" },
  { height:  578953 , difficulty:  4866081 , date:  "2015-07-26 22:17:51" },
  { height:  578954 , difficulty:  4851135 , date:  "2015-07-26 22:19:07" },
  { height:  578955 , difficulty:  4821224 , date:  "2015-07-26 22:21:34" },
  { height:  578956 , difficulty:  4820609 , date:  "2015-07-26 22:22:57" },
  { height:  578957 , difficulty:  4827827 , date:  "2015-07-26 22:24:09" },
  { height:  578958 , difficulty:  4837321 , date:  "2015-07-26 22:24:51" },
  { height:  578959 , difficulty:  4841521 , date:  "2015-07-26 22:26:08" },
  { height:  578960 , difficulty:  4863197 , date:  "2015-07-26 22:26:43" },
  { height:  578961 , difficulty:  4864526 , date:  "2015-07-26 22:26:48" },
  { height:  578962 , difficulty:  4872356 , date:  "2015-07-26 22:27:26" },
  { height:  578963 , difficulty:  4890786 , date:  "2015-07-26 22:29:56" },
  { height:  578964 , difficulty:  4885472 , date:  "2015-07-26 22:30:01" },
  { height:  578965 , difficulty:  4885908 , date:  "2015-07-26 22:30:25" },
  { height:  578966 , difficulty:  4876968 , date:  "2015-07-26 22:30:29" },
  { height:  578967 , difficulty:  4880609 , date:  "2015-07-26 22:30:40" },
  { height:  578968 , difficulty:  4886548 , date:  "2015-07-26 22:34:27" },
  { height:  578969 , difficulty:  4888212 , date:  "2015-07-26 22:34:32" },
  { height:  578970 , difficulty:  4891331 , date:  "2015-07-26 22:34:38" },
  { height:  578971 , difficulty:  4883300 , date:  "2015-07-26 22:36:22" },
  { height:  578972 , difficulty:  4874798 , date:  "2015-07-26 22:36:26" },
  { height:  578973 , difficulty:  4880835 , date:  "2015-07-26 22:37:07" },
  { height:  578974 , difficulty:  4930084 , date:  "2015-07-26 22:37:34" },
  { height:  578975 , difficulty:  4929621 , date:  "2015-07-26 22:38:02" },
  { height:  578976 , difficulty:  4930958 , date:  "2015-07-26 22:42:00" },
  { height:  578977 , difficulty:  4930102 , date:  "2015-07-26 22:42:57" },
  { height:  578978 , difficulty:  4928077 , date:  "2015-07-26 22:46:24" },
  { height:  578979 , difficulty:  4914289 , date:  "2015-07-26 22:46:36" },
  { height:  578980 , difficulty:  4927791 , date:  "2015-07-26 22:46:40" },
  { height:  578981 , difficulty:  4930894 , date:  "2015-07-26 22:47:50" },
  { height:  578982 , difficulty:  4937641 , date:  "2015-07-26 22:49:19" },
  { height:  578983 , difficulty:  4951940 , date:  "2015-07-26 22:49:33" },
  { height:  578984 , difficulty:  4942510 , date:  "2015-07-26 22:50:46" },
  { height:  578985 , difficulty:  4944121 , date:  "2015-07-26 22:51:11" },
  { height:  578986 , difficulty:  4959763 , date:  "2015-07-26 22:51:29" },
  { height:  578987 , difficulty:  4957570 , date:  "2015-07-26 22:54:19" },
  { height:  578988 , difficulty:  4965609 , date:  "2015-07-26 22:54:43" },
  { height:  578989 , difficulty:  4966237 , date:  "2015-07-26 22:55:48" },
  { height:  578990 , difficulty:  4973522 , date:  "2015-07-26 22:55:54" },
  { height:  578991 , difficulty:  4987046 , date:  "2015-07-26 22:58:33" },
  { height:  578992 , difficulty:  4975213 , date:  "2015-07-26 22:59:38" },
  { height:  578993 , difficulty:  5024239 , date:  "2015-07-26 22:59:55" },
  { height:  578994 , difficulty:  5024079 , date:  "2015-07-26 23:00:56" },
  { height:  578995 , difficulty:  4999980 , date:  "2015-07-26 23:04:58" },
  { height:  578996 , difficulty:  5008687 , date:  "2015-07-26 23:06:10" },
  { height:  578997 , difficulty:  5050497 , date:  "2015-07-26 23:06:29" },
  { height:  578998 , difficulty:  5048932 , date:  "2015-07-26 23:06:31" },
  { height:  578999 , difficulty:  4994784 , date:  "2015-07-26 23:07:00" },
  { height:  579000 , difficulty:  4996806 , date:  "2015-07-26 23:08:07" },
  { height:  579001 , difficulty:  4994926 , date:  "2015-07-26 23:09:37" },
  { height:  579002 , difficulty:  4999984 , date:  "2015-07-26 23:10:05" },
  { height:  579003 , difficulty:  4996565 , date:  "2015-07-26 23:10:29" },
  { height:  579004 , difficulty:  4996540 , date:  "2015-07-26 23:10:30" },
  { height:  579005 , difficulty:  4998068 , date:  "2015-07-26 23:11:32" },
  { height:  579006 , difficulty:  5011662 , date:  "2015-07-26 23:11:36" },
  { height:  579007 , difficulty:  5040978 , date:  "2015-07-26 23:11:57" },
  { height:  579008 , difficulty:  5048749 , date:  "2015-07-26 23:12:05" },
  { height:  579009 , difficulty:  5044936 , date:  "2015-07-26 23:15:47" },
  { height:  579010 , difficulty:  5046314 , date:  "2015-07-26 23:17:43" },
  { height:  579011 , difficulty:  5045487 , date:  "2015-07-26 23:17:49" },
  { height:  579012 , difficulty:  5057829 , date:  "2015-07-26 23:18:55" },
  { height:  579013 , difficulty:  5053391 , date:  "2015-07-26 23:20:06" },
  { height:  579014 , difficulty:  5056540 , date:  "2015-07-26 23:20:07" },
  { height:  579015 , difficulty:  5089029 , date:  "2015-07-26 23:20:35" },
  { height:  579016 , difficulty:  5105554 , date:  "2015-07-26 23:24:33" },
  { height:  579017 , difficulty:  5064350 , date:  "2015-07-26 23:24:38" },
  { height:  579018 , difficulty:  5050782 , date:  "2015-07-26 23:25:26" },
  { height:  579019 , difficulty:  5056396 , date:  "2015-07-26 23:25:59" },
  { height:  579020 , difficulty:  5052517 , date:  "2015-07-26 23:26:22" },
  { height:  579021 , difficulty:  5040396 , date:  "2015-07-26 23:26:23" },
  { height:  579022 , difficulty:  5057679 , date:  "2015-07-26 23:27:49" },
  { height:  579023 , difficulty:  5062910 , date:  "2015-07-26 23:27:54" },
  { height:  579024 , difficulty:  5071932 , date:  "2015-07-26 23:28:24" },
  { height:  579025 , difficulty:  5074375 , date:  "2015-07-26 23:29:40" },
  { height:  579026 , difficulty:  5080567 , date:  "2015-07-26 23:29:59" },
  { height:  579027 , difficulty:  5082068 , date:  "2015-07-26 23:30:43" },
  { height:  579028 , difficulty:  5052771 , date:  "2015-07-26 23:31:02" },
  { height:  579029 , difficulty:  5075139 , date:  "2015-07-26 23:33:11" },
  { height:  579030 , difficulty:  5069668 , date:  "2015-07-26 23:33:15" },
  { height:  579031 , difficulty:  5054672 , date:  "2015-07-26 23:34:00" },
  { height:  579032 , difficulty:  5043189 , date:  "2015-07-26 23:34:02" },
  { height:  579033 , difficulty:  5032812 , date:  "2015-07-26 23:34:13" },
  { height:  579034 , difficulty:  5088438 , date:  "2015-07-26 23:34:36" },
  { height:  579035 , difficulty:  5119629 , date:  "2015-07-26 23:35:46" },
  { height:  579036 , difficulty:  5116399 , date:  "2015-07-26 23:35:52" },
  { height:  579037 , difficulty:  5216614 , date:  "2015-07-26 23:36:13" },
  { height:  579038 , difficulty:  5212698 , date:  "2015-07-26 23:36:18" },
  { height:  579039 , difficulty:  5191085 , date:  "2015-07-26 23:36:32" },
  { height:  579040 , difficulty:  5208089 , date:  "2015-07-26 23:38:33" },
  { height:  579041 , difficulty:  5209323 , date:  "2015-07-26 23:39:33" },
  { height:  579042 , difficulty:  5211631 , date:  "2015-07-26 23:41:00" },
  { height:  579043 , difficulty:  5224336 , date:  "2015-07-26 23:42:39" },
  { height:  579044 , difficulty:  5190192 , date:  "2015-07-26 23:42:54" },
  { height:  579045 , difficulty:  5195592 , date:  "2015-07-26 23:45:23" },
  { height:  579046 , difficulty:  5196851 , date:  "2015-07-26 23:46:07" },
  { height:  579047 , difficulty:  5188376 , date:  "2015-07-26 23:49:18" },
  { height:  579048 , difficulty:  5193386 , date:  "2015-07-26 23:49:43" },
  { height:  579049 , difficulty:  5196441 , date:  "2015-07-26 23:50:11" },
  { height:  579050 , difficulty:  5212879 , date:  "2015-07-26 23:53:28" },
  { height:  579051 , difficulty:  5214119 , date:  "2015-07-26 23:54:09" },
  { height:  579052 , difficulty:  5190260 , date:  "2015-07-26 23:56:35" },
  { height:  579053 , difficulty:  5192369 , date:  "2015-07-26 23:56:41" },
  { height:  579054 , difficulty:  5230875 , date:  "2015-07-26 23:56:59" },
  { height:  579055 , difficulty:  5231280 , date:  "2015-07-26 23:57:01" },
  { height:  579056 , difficulty:  5307187 , date:  "2015-07-26 23:57:35" },
  { height:  579057 , difficulty:  5296775 , date:  "2015-07-26 23:59:58" },
  { height:  579058 , difficulty:  5283996 , date:  "2015-07-27 00:02:55" },
  { height:  579059 , difficulty:  5286147 , date:  "2015-07-27 00:03:52" },
  { height:  579060 , difficulty:  5277493 , date:  "2015-07-27 00:06:31" },
  { height:  579061 , difficulty:  5284992 , date:  "2015-07-27 00:07:07" },
  { height:  579062 , difficulty:  5302030 , date:  "2015-07-27 00:07:08" },
  { height:  579063 , difficulty:  5279980 , date:  "2015-07-27 00:08:07" },
  { height:  579064 , difficulty:  5283050 , date:  "2015-07-27 00:08:11" },
  { height:  579065 , difficulty:  5281663 , date:  "2015-07-27 00:10:15" },
  { height:  579066 , difficulty:  5283086 , date:  "2015-07-27 00:10:38" },
  { height:  579067 , difficulty:  5264257 , date:  "2015-07-27 00:10:43" },
  { height:  579068 , difficulty:  5260352 , date:  "2015-07-27 00:11:10" },
  { height:  579069 , difficulty:  5259518 , date:  "2015-07-27 00:12:19" },
  { height:  579070 , difficulty:  5255389 , date:  "2015-07-27 00:16:24" },
  { height:  579071 , difficulty:  5230660 , date:  "2015-07-27 00:16:27" },
  { height:  579072 , difficulty:  5220957 , date:  "2015-07-27 00:16:58" },
  { height:  579073 , difficulty:  5232168 , date:  "2015-07-27 00:17:41" },
  { height:  579074 , difficulty:  5234669 , date:  "2015-07-27 00:19:37" },
  { height:  579075 , difficulty:  5239240 , date:  "2015-07-27 00:21:19" },
  { height:  579076 , difficulty:  5230770 , date:  "2015-07-27 00:21:32" },
  { height:  579077 , difficulty:  5218364 , date:  "2015-07-27 00:23:43" },
  { height:  579078 , difficulty:  5216073 , date:  "2015-07-27 00:24:10" },
  { height:  579079 , difficulty:  5236644 , date:  "2015-07-27 00:28:22" },
  { height:  579080 , difficulty:  5242812 , date:  "2015-07-27 00:30:12" },
  { height:  579081 , difficulty:  5246091 , date:  "2015-07-27 00:30:18" },
  { height:  579082 , difficulty:  5247967 , date:  "2015-07-27 00:30:52" },
  { height:  579083 , difficulty:  5264326 , date:  "2015-07-27 00:32:05" },
  { height:  579084 , difficulty:  5277263 , date:  "2015-07-27 00:32:49" },
  { height:  579085 , difficulty:  5255088 , date:  "2015-07-27 00:33:02" },
  { height:  579086 , difficulty:  5236712 , date:  "2015-07-27 00:33:58" },
  { height:  579087 , difficulty:  5248923 , date:  "2015-07-27 00:34:46" },
  { height:  579088 , difficulty:  5250693 , date:  "2015-07-27 00:35:28" },
  { height:  579089 , difficulty:  5241787 , date:  "2015-07-27 00:35:49" },
  { height:  579090 , difficulty:  5245354 , date:  "2015-07-27 00:40:46" },
  { height:  579091 , difficulty:  5248308 , date:  "2015-07-27 00:40:48" },
  { height:  579092 , difficulty:  5217349 , date:  "2015-07-27 00:42:55" },
  { height:  579093 , difficulty:  5227216 , date:  "2015-07-27 00:43:42" },
  { height:  579094 , difficulty:  5221312 , date:  "2015-07-27 00:44:13" },
  { height:  579095 , difficulty:  5220622 , date:  "2015-07-27 00:45:22" },
  { height:  579096 , difficulty:  5248262 , date:  "2015-07-27 00:46:36" },
  { height:  579097 , difficulty:  5253650 , date:  "2015-07-27 00:46:43" },
  { height:  579098 , difficulty:  5264908 , date:  "2015-07-27 00:46:58" },
  { height:  579099 , difficulty:  5266953 , date:  "2015-07-27 00:47:59" },
  { height:  579100 , difficulty:  5269382 , date:  "2015-07-27 00:49:30" },
  { height:  579101 , difficulty:  5269440 , date:  "2015-07-27 00:49:36" },
  { height:  579102 , difficulty:  5292103 , date:  "2015-07-27 00:51:30" },
  { height:  579103 , difficulty:  5297829 , date:  "2015-07-27 00:52:52" },
  { height:  579104 , difficulty:  5298156 , date:  "2015-07-27 00:53:04" },
  { height:  579105 , difficulty:  5283775 , date:  "2015-07-27 00:54:22" },
  { height:  579106 , difficulty:  5288526 , date:  "2015-07-27 00:54:32" },
  { height:  579107 , difficulty:  5283419 , date:  "2015-07-27 00:55:00" },
  { height:  579108 , difficulty:  5286448 , date:  "2015-07-27 00:54:58" },
  { height:  579109 , difficulty:  5309375 , date:  "2015-07-27 00:55:08" },
  { height:  579110 , difficulty:  5319752 , date:  "2015-07-27 00:55:45" },
  { height:  579111 , difficulty:  5314805 , date:  "2015-07-27 00:56:12" },
  { height:  579112 , difficulty:  5317198 , date:  "2015-07-27 00:56:14" },
  { height:  579113 , difficulty:  5318815 , date:  "2015-07-27 00:56:17" },
  { height:  579114 , difficulty:  5324630 , date:  "2015-07-27 00:56:31" },
  { height:  579115 , difficulty:  5325985 , date:  "2015-07-27 00:56:36" },
  { height:  579116 , difficulty:  5322235 , date:  "2015-07-27 00:56:50" },
  { height:  579117 , difficulty:  5342994 , date:  "2015-07-27 00:58:58" },
  { height:  579118 , difficulty:  5330183 , date:  "2015-07-27 01:00:33" },
  { height:  579119 , difficulty:  5327392 , date:  "2015-07-27 01:01:02" },
  { height:  579120 , difficulty:  5339436 , date:  "2015-07-27 01:01:48" },
  { height:  579121 , difficulty:  5315101 , date:  "2015-07-27 01:02:00" },
  { height:  579122 , difficulty:  5317199 , date:  "2015-07-27 01:02:24" },
  { height:  579123 , difficulty:  5290546 , date:  "2015-07-27 01:03:32" },
  { height:  579124 , difficulty:  5331611 , date:  "2015-07-27 01:04:05" },
  { height:  579125 , difficulty:  5353606 , date:  "2015-07-27 01:04:08" },
  { height:  579126 , difficulty:  5320808 , date:  "2015-07-27 01:04:43" },
  { height:  579127 , difficulty:  5322022 , date:  "2015-07-27 01:05:20" },
  { height:  579128 , difficulty:  5302287 , date:  "2015-07-27 01:06:20" },
  { height:  579129 , difficulty:  5317283 , date:  "2015-07-27 01:06:46" },
  { height:  579130 , difficulty:  5317543 , date:  "2015-07-27 01:07:54" },
  { height:  579131 , difficulty:  5327629 , date:  "2015-07-27 01:09:04" },
  { height:  579132 , difficulty:  5330663 , date:  "2015-07-27 01:09:35" },
  { height:  579133 , difficulty:  5310548 , date:  "2015-07-27 01:09:37" },
  { height:  579134 , difficulty:  5292199 , date:  "2015-07-27 01:11:54" },
  { height:  579135 , difficulty:  5311576 , date:  "2015-07-27 01:13:01" },
  { height:  579136 , difficulty:  5291394 , date:  "2015-07-27 01:14:28" },
  { height:  579137 , difficulty:  5295209 , date:  "2015-07-27 01:15:18" },
  { height:  579138 , difficulty:  5302138 , date:  "2015-07-27 01:16:14" },
  { height:  579139 , difficulty:  5302004 , date:  "2015-07-27 01:16:19" },
  { height:  579140 , difficulty:  5318662 , date:  "2015-07-27 01:16:23" },
  { height:  579141 , difficulty:  5299779 , date:  "2015-07-27 01:16:37" },
  { height:  579142 , difficulty:  5332170 , date:  "2015-07-27 01:17:34" },
  { height:  579143 , difficulty:  5356807 , date:  "2015-07-27 01:18:42" },
  { height:  579144 , difficulty:  5363758 , date:  "2015-07-27 01:18:43" },
  { height:  579145 , difficulty:  5356944 , date:  "2015-07-27 01:19:52" },
  { height:  579146 , difficulty:  5316228 , date:  "2015-07-27 01:19:55" },
  { height:  579147 , difficulty:  5324295 , date:  "2015-07-27 01:21:24" },
  { height:  579148 , difficulty:  5322232 , date:  "2015-07-27 01:21:31" },
  { height:  579149 , difficulty:  5320377 , date:  "2015-07-27 01:23:06" },
  { height:  579150 , difficulty:  5323573 , date:  "2015-07-27 01:23:11" },
  { height:  579151 , difficulty:  5320821 , date:  "2015-07-27 01:25:17" },
  { height:  579152 , difficulty:  5322375 , date:  "2015-07-27 01:26:15" },
  { height:  579153 , difficulty:  5303073 , date:  "2015-07-27 01:27:24" },
  { height:  579154 , difficulty:  5304182 , date:  "2015-07-27 01:27:41" },
  { height:  579155 , difficulty:  5263351 , date:  "2015-07-27 01:30:09" },
  { height:  579156 , difficulty:  5259792 , date:  "2015-07-27 01:32:22" },
  { height:  579157 , difficulty:  5276291 , date:  "2015-07-27 01:32:29" },
  { height:  579158 , difficulty:  5276068 , date:  "2015-07-27 01:33:39" },
  { height:  579159 , difficulty:  5269888 , date:  "2015-07-27 01:33:43" },
  { height:  579160 , difficulty:  5277653 , date:  "2015-07-27 01:33:58" },
  { height:  579161 , difficulty:  5282043 , date:  "2015-07-27 01:34:12" },
  { height:  579162 , difficulty:  5275642 , date:  "2015-07-27 01:34:35" },
  { height:  579163 , difficulty:  5289871 , date:  "2015-07-27 01:35:02" },
  { height:  579164 , difficulty:  5287707 , date:  "2015-07-27 01:35:33" },
  { height:  579165 , difficulty:  5293771 , date:  "2015-07-27 01:35:46" },
  { height:  579166 , difficulty:  5247914 , date:  "2015-07-27 01:36:11" },
  { height:  579167 , difficulty:  5251106 , date:  "2015-07-27 01:36:16" },
  { height:  579168 , difficulty:  5238291 , date:  "2015-07-27 01:36:29" },
  { height:  579169 , difficulty:  5260171 , date:  "2015-07-27 01:37:29" },
  { height:  579170 , difficulty:  5258592 , date:  "2015-07-27 01:38:16" },
  { height:  579171 , difficulty:  5252152 , date:  "2015-07-27 01:38:21" },
  { height:  579172 , difficulty:  5254800 , date:  "2015-07-27 01:38:52" },
  { height:  579173 , difficulty:  5257802 , date:  "2015-07-27 01:40:41" },
  { height:  579174 , difficulty:  5264504 , date:  "2015-07-27 01:42:51" },
  { height:  579175 , difficulty:  5257651 , date:  "2015-07-27 01:43:22" },
  { height:  579176 , difficulty:  5245994 , date:  "2015-07-27 01:44:38" },
  { height:  579177 , difficulty:  5249216 , date:  "2015-07-27 01:44:44" },
  { height:  579178 , difficulty:  5237334 , date:  "2015-07-27 01:46:26" },
  { height:  579179 , difficulty:  5234261 , date:  "2015-07-27 01:47:23" },
  { height:  579180 , difficulty:  5244395 , date:  "2015-07-27 01:47:38" },
  { height:  579181 , difficulty:  5240582 , date:  "2015-07-27 01:47:43" },
  { height:  579182 , difficulty:  5243480 , date:  "2015-07-27 01:48:19" },
  { height:  579183 , difficulty:  5244464 , date:  "2015-07-27 01:54:47" },
  { height:  579184 , difficulty:  5255917 , date:  "2015-07-27 01:54:56" },
  { height:  579185 , difficulty:  5265731 , date:  "2015-07-27 01:59:38" },
  { height:  579186 , difficulty:  5270900 , date:  "2015-07-27 01:59:54" },
  { height:  579187 , difficulty:  5344453 , date:  "2015-07-27 01:59:57" },
  { height:  579188 , difficulty:  5358295 , date:  "2015-07-27 02:00:49" },
  { height:  579189 , difficulty:  5361570 , date:  "2015-07-27 02:02:42" },
  { height:  579190 , difficulty:  5365218 , date:  "2015-07-27 02:04:22" },
  { height:  579191 , difficulty:  5381991 , date:  "2015-07-27 02:04:48" },
  { height:  579192 , difficulty:  5390281 , date:  "2015-07-27 02:04:58" },
  { height:  579193 , difficulty:  5383128 , date:  "2015-07-27 02:04:59" },
  { height:  579194 , difficulty:  5398506 , date:  "2015-07-27 02:07:58" },
  { height:  579195 , difficulty:  5397077 , date:  "2015-07-27 02:08:03" },
  { height:  579196 , difficulty:  5403620 , date:  "2015-07-27 02:09:42" },
  { height:  579197 , difficulty:  5450458 , date:  "2015-07-27 02:09:59" },
  { height:  579198 , difficulty:  5451260 , date:  "2015-07-27 02:10:05" },
  { height:  579199 , difficulty:  5442087 , date:  "2015-07-27 02:11:37" },
  { height:  579200 , difficulty:  5451409 , date:  "2015-07-27 02:11:38" },
  { height:  579201 , difficulty:  5454181 , date:  "2015-07-27 02:11:52" },
  { height:  579202 , difficulty:  5469433 , date:  "2015-07-27 02:11:58" },
  { height:  579203 , difficulty:  5466229 , date:  "2015-07-27 02:12:11" },
  { height:  579204 , difficulty:  5482219 , date:  "2015-07-27 02:13:22" },
  { height:  579205 , difficulty:  5480643 , date:  "2015-07-27 02:13:44" },
  { height:  579206 , difficulty:  5522394 , date:  "2015-07-27 02:13:50" },
  { height:  579207 , difficulty:  5516076 , date:  "2015-07-27 02:14:03" },
  { height:  579208 , difficulty:  5517285 , date:  "2015-07-27 02:15:49" },
  { height:  579209 , difficulty:  5530679 , date:  "2015-07-27 02:16:37" },
  { height:  579210 , difficulty:  5513576 , date:  "2015-07-27 02:16:43" },
  { height:  579211 , difficulty:  5504674 , date:  "2015-07-27 02:17:28" },
  { height:  579212 , difficulty:  5498170 , date:  "2015-07-27 02:17:28" },
  { height:  579213 , difficulty:  5492626 , date:  "2015-07-27 02:17:44" },
  { height:  579214 , difficulty:  5488409 , date:  "2015-07-27 02:20:02" },
  { height:  579215 , difficulty:  5497721 , date:  "2015-07-27 02:21:51" },
  { height:  579216 , difficulty:  5507281 , date:  "2015-07-27 02:21:53" },
  { height:  579217 , difficulty:  5510287 , date:  "2015-07-27 02:22:16" },
  { height:  579218 , difficulty:  5513397 , date:  "2015-07-27 02:23:27" },
  { height:  579219 , difficulty:  5504106 , date:  "2015-07-27 02:25:53" },
  { height:  579220 , difficulty:  5523331 , date:  "2015-07-27 02:25:56" },
  { height:  579221 , difficulty:  5517343 , date:  "2015-07-27 02:26:12" },
  { height:  579222 , difficulty:  5550216 , date:  "2015-07-27 02:27:33" },
  { height:  579223 , difficulty:  5552361 , date:  "2015-07-27 02:28:30" },
  { height:  579224 , difficulty:  5553915 , date:  "2015-07-27 02:29:08" },
  { height:  579225 , difficulty:  5573031 , date:  "2015-07-27 02:29:43" },
  { height:  579226 , difficulty:  5575339 , date:  "2015-07-27 02:29:47" },
  { height:  579227 , difficulty:  5569113 , date:  "2015-07-27 02:31:02" },
  { height:  579228 , difficulty:  5566661 , date:  "2015-07-27 02:31:35" },
  { height:  579229 , difficulty:  5564740 , date:  "2015-07-27 02:31:40" },
  { height:  579230 , difficulty:  5565469 , date:  "2015-07-27 02:34:59" },
  { height:  579231 , difficulty:  5544268 , date:  "2015-07-27 02:35:13" },
  { height:  579232 , difficulty:  5531621 , date:  "2015-07-27 02:35:46" },
  { height:  579233 , difficulty:  5541618 , date:  "2015-07-27 02:36:28" },
  { height:  579234 , difficulty:  5531279 , date:  "2015-07-27 02:36:33" },
  { height:  579235 , difficulty:  5533600 , date:  "2015-07-27 02:37:19" },
  { height:  579236 , difficulty:  5537049 , date:  "2015-07-27 02:38:30" },
  { height:  579237 , difficulty:  5541436 , date:  "2015-07-27 02:39:07" },
  { height:  579238 , difficulty:  5540760 , date:  "2015-07-27 02:40:18" },
  { height:  579239 , difficulty:  5539202 , date:  "2015-07-27 02:40:25" },
  { height:  579240 , difficulty:  5542299 , date:  "2015-07-27 02:42:49" },
  { height:  579241 , difficulty:  5543365 , date:  "2015-07-27 02:43:14" },
  { height:  579242 , difficulty:  5564527 , date:  "2015-07-27 02:44:19" },
  { height:  579243 , difficulty:  5566617 , date:  "2015-07-27 02:44:42" },
  { height:  579244 , difficulty:  5569040 , date:  "2015-07-27 02:47:29" },
  { height:  579245 , difficulty:  5563102 , date:  "2015-07-27 02:50:44" },
  { height:  579246 , difficulty:  5570097 , date:  "2015-07-27 02:51:55" },
  { height:  579247 , difficulty:  5572204 , date:  "2015-07-27 02:52:02" },
  { height:  579248 , difficulty:  5570570 , date:  "2015-07-27 02:55:02" },
  { height:  579249 , difficulty:  5555290 , date:  "2015-07-27 02:55:54" },
  { height:  579250 , difficulty:  5546804 , date:  "2015-07-27 02:58:25" },
  { height:  579251 , difficulty:  5543888 , date:  "2015-07-27 02:59:52" },
  { height:  579252 , difficulty:  5541110 , date:  "2015-07-27 03:00:13" },
  { height:  579253 , difficulty:  5555031 , date:  "2015-07-27 03:02:12" },
  { height:  579254 , difficulty:  5539242 , date:  "2015-07-27 03:02:16" },
  { height:  579255 , difficulty:  5534239 , date:  "2015-07-27 03:02:39" },
  { height:  579256 , difficulty:  5547747 , date:  "2015-07-27 03:05:45" },
  { height:  579257 , difficulty:  5560187 , date:  "2015-07-27 03:06:26" },
  { height:  579258 , difficulty:  5570761 , date:  "2015-07-27 03:07:25" },
  { height:  579259 , difficulty:  5514026 , date:  "2015-07-27 03:10:25" },
  { height:  579260 , difficulty:  5515850 , date:  "2015-07-27 03:14:14" },
  { height:  579261 , difficulty:  5471810 , date:  "2015-07-27 03:14:20" },
  { height:  579262 , difficulty:  5476717 , date:  "2015-07-27 03:15:43" },
  { height:  579263 , difficulty:  5480045 , date:  "2015-07-27 03:17:57" },
  { height:  579264 , difficulty:  5476749 , date:  "2015-07-27 03:18:39" },
  { height:  579265 , difficulty:  5467189 , date:  "2015-07-27 03:19:24" },
  { height:  579266 , difficulty:  5455534 , date:  "2015-07-27 03:20:48" },
  { height:  579267 , difficulty:  5464102 , date:  "2015-07-27 03:21:06" },
  { height:  579268 , difficulty:  5466075 , date:  "2015-07-27 03:25:04" },
  { height:  579269 , difficulty:  5474667 , date:  "2015-07-27 03:25:23" },
  { height:  579270 , difficulty:  5449934 , date:  "2015-07-27 03:26:52" },
  { height:  579271 , difficulty:  5456216 , date:  "2015-07-27 03:26:55" },
  { height:  579272 , difficulty:  5446718 , date:  "2015-07-27 03:27:24" },
  { height:  579273 , difficulty:  5457065 , date:  "2015-07-27 03:27:28" },
  { height:  579274 , difficulty:  5459583 , date:  "2015-07-27 03:33:10" },
  { height:  579275 , difficulty:  5460302 , date:  "2015-07-27 03:35:22" },
  { height:  579276 , difficulty:  5479032 , date:  "2015-07-27 03:39:29" },
  { height:  579277 , difficulty:  5480466 , date:  "2015-07-27 03:40:24" },
  { height:  579278 , difficulty:  5495737 , date:  "2015-07-27 03:41:02" },
  { height:  579279 , difficulty:  5500430 , date:  "2015-07-27 03:41:20" },
  { height:  579280 , difficulty:  5504446 , date:  "2015-07-27 03:41:28" },
  { height:  579281 , difficulty:  5517307 , date:  "2015-07-27 03:43:53" },
  { height:  579282 , difficulty:  5519655 , date:  "2015-07-27 03:44:30" },
  { height:  579283 , difficulty:  5532326 , date:  "2015-07-27 03:51:27" },
  { height:  579284 , difficulty:  5517639 , date:  "2015-07-27 03:51:34" },
  { height:  579285 , difficulty:  5522874 , date:  "2015-07-27 03:52:24" },
  { height:  579286 , difficulty:  5534958 , date:  "2015-07-27 03:55:23" },
  { height:  579287 , difficulty:  5573962 , date:  "2015-07-27 03:59:14" },
  { height:  579288 , difficulty:  5577521 , date:  "2015-07-27 03:59:17" },
  { height:  579289 , difficulty:  5595266 , date:  "2015-07-27 04:00:11" },
  { height:  579290 , difficulty:  5574054 , date:  "2015-07-27 04:01:54" },
  { height:  579291 , difficulty:  5562488 , date:  "2015-07-27 04:02:12" },
  { height:  579292 , difficulty:  5566147 , date:  "2015-07-27 04:04:19" },
  { height:  579293 , difficulty:  5570165 , date:  "2015-07-27 04:05:28" },
  { height:  579294 , difficulty:  5563410 , date:  "2015-07-27 04:05:39" },
  { height:  579295 , difficulty:  5541751 , date:  "2015-07-27 04:07:28" },
  { height:  579296 , difficulty:  5547764 , date:  "2015-07-27 04:07:39" },
  { height:  579297 , difficulty:  5567409 , date:  "2015-07-27 04:08:26" },
  { height:  579298 , difficulty:  5572062 , date:  "2015-07-27 04:08:37" },
  { height:  579299 , difficulty:  5566681 , date:  "2015-07-27 04:08:43" },
  { height:  579300 , difficulty:  5574621 , date:  "2015-07-27 04:09:13" },
  { height:  579301 , difficulty:  5571681 , date:  "2015-07-27 04:10:25" },
  { height:  579302 , difficulty:  5621307 , date:  "2015-07-27 04:10:30" },
  { height:  579303 , difficulty:  5617181 , date:  "2015-07-27 04:11:22" },
  { height:  579304 , difficulty:  5640150 , date:  "2015-07-27 04:12:16" },
  { height:  579305 , difficulty:  5643606 , date:  "2015-07-27 04:12:20" },
  { height:  579306 , difficulty:  5611408 , date:  "2015-07-27 04:15:38" },
  { height:  579307 , difficulty:  5620692 , date:  "2015-07-27 04:17:02" },
  { height:  579308 , difficulty:  5619058 , date:  "2015-07-27 04:17:04" },
  { height:  579309 , difficulty:  5617244 , date:  "2015-07-27 04:19:35" },
  { height:  579310 , difficulty:  5627533 , date:  "2015-07-27 04:20:58" },
  { height:  579311 , difficulty:  5640823 , date:  "2015-07-27 04:22:50" },
  { height:  579312 , difficulty:  5649690 , date:  "2015-07-27 04:22:56" },
  { height:  579313 , difficulty:  5658400 , date:  "2015-07-27 04:25:29" },
  { height:  579314 , difficulty:  5651432 , date:  "2015-07-27 04:25:35" },
  { height:  579315 , difficulty:  5661792 , date:  "2015-07-27 04:25:38" },
  { height:  579316 , difficulty:  5643469 , date:  "2015-07-27 04:28:29" },
  { height:  579317 , difficulty:  5648960 , date:  "2015-07-27 04:28:31" },
  { height:  579318 , difficulty:  5644678 , date:  "2015-07-27 04:32:37" },
  { height:  579319 , difficulty:  5649110 , date:  "2015-07-27 04:32:44" },
  { height:  579320 , difficulty:  5627648 , date:  "2015-07-27 04:33:44" },
  { height:  579321 , difficulty:  5600336 , date:  "2015-07-27 04:38:15" },
  { height:  579322 , difficulty:  5599798 , date:  "2015-07-27 04:38:19" },
  { height:  579323 , difficulty:  5623180 , date:  "2015-07-27 04:38:47" },
  { height:  579324 , difficulty:  5601786 , date:  "2015-07-27 04:38:50" },
  { height:  579325 , difficulty:  5627693 , date:  "2015-07-27 04:39:07" },
  { height:  579326 , difficulty:  5603313 , date:  "2015-07-27 04:39:20" },
  { height:  579327 , difficulty:  5593250 , date:  "2015-07-27 04:40:39" },
  { height:  579328 , difficulty:  5592988 , date:  "2015-07-27 04:40:41" },
  { height:  579329 , difficulty:  5580296 , date:  "2015-07-27 04:42:21" },
  { height:  579330 , difficulty:  5584714 , date:  "2015-07-27 04:45:57" },
  { height:  579331 , difficulty:  5584979 , date:  "2015-07-27 04:46:01" },
  { height:  579332 , difficulty:  5562501 , date:  "2015-07-27 04:48:36" },
  { height:  579333 , difficulty:  5559990 , date:  "2015-07-27 04:49:19" },
  { height:  579334 , difficulty:  5553028 , date:  "2015-07-27 04:52:13" },
  { height:  579335 , difficulty:  5529000 , date:  "2015-07-27 04:53:15" },
  { height:  579336 , difficulty:  5495270 , date:  "2015-07-27 04:53:16" },
  { height:  579337 , difficulty:  5497346 , date:  "2015-07-27 04:54:42" },
  { height:  579338 , difficulty:  5490387 , date:  "2015-07-27 04:55:41" },
  { height:  579339 , difficulty:  5499071 , date:  "2015-07-27 04:55:44" },
  { height:  579340 , difficulty:  5506182 , date:  "2015-07-27 04:56:29" },
  { height:  579341 , difficulty:  5508020 , date:  "2015-07-27 04:58:33" },
  { height:  579342 , difficulty:  5507397 , date:  "2015-07-27 05:02:04" },
  { height:  579343 , difficulty:  5508371 , date:  "2015-07-27 05:03:02" },
  { height:  579344 , difficulty:  5475571 , date:  "2015-07-27 05:03:49" },
  { height:  579345 , difficulty:  5485319 , date:  "2015-07-27 05:05:10" },
  { height:  579346 , difficulty:  5472805 , date:  "2015-07-27 05:06:38" },
  { height:  579347 , difficulty:  5475614 , date:  "2015-07-27 05:06:49" },
  { height:  579348 , difficulty:  5491853 , date:  "2015-07-27 05:07:10" },
  { height:  579349 , difficulty:  5493979 , date:  "2015-07-27 05:07:21" },
  { height:  579350 , difficulty:  5440481 , date:  "2015-07-27 05:11:17" },
  { height:  579351 , difficulty:  5421327 , date:  "2015-07-27 05:11:42" },
  { height:  579352 , difficulty:  5390218 , date:  "2015-07-27 05:11:43" },
  { height:  579353 , difficulty:  5384694 , date:  "2015-07-27 05:12:14" },
  { height:  579354 , difficulty:  5392484 , date:  "2015-07-27 05:15:00" },
  { height:  579355 , difficulty:  5402964 , date:  "2015-07-27 05:15:02" },
  { height:  579356 , difficulty:  5414124 , date:  "2015-07-27 05:15:18" },
  { height:  579357 , difficulty:  5393479 , date:  "2015-07-27 05:17:14" },
  { height:  579358 , difficulty:  5395809 , date:  "2015-07-27 05:17:16" },
  { height:  579359 , difficulty:  5332734 , date:  "2015-07-27 05:17:40" },
  { height:  579360 , difficulty:  5343648 , date:  "2015-07-27 05:18:20" },
  { height:  579361 , difficulty:  5343998 , date:  "2015-07-27 05:21:49" },
  { height:  579362 , difficulty:  5389568 , date:  "2015-07-27 05:22:12" },
  { height:  579363 , difficulty:  5357996 , date:  "2015-07-27 05:22:35" },
  { height:  579364 , difficulty:  5361037 , date:  "2015-07-27 05:27:39" },
  { height:  579365 , difficulty:  5357098 , date:  "2015-07-27 05:27:40" },
  { height:  579366 , difficulty:  5353291 , date:  "2015-07-27 05:28:26" },
  { height:  579367 , difficulty:  5355473 , date:  "2015-07-27 05:28:58" },
  { height:  579368 , difficulty:  5338681 , date:  "2015-07-27 05:29:47" },
  { height:  579369 , difficulty:  5345391 , date:  "2015-07-27 05:31:06" },
  { height:  579370 , difficulty:  5354534 , date:  "2015-07-27 05:32:23" },
  { height:  579371 , difficulty:  5340758 , date:  "2015-07-27 05:32:30" },
  { height:  579372 , difficulty:  5341871 , date:  "2015-07-27 05:33:31" },
  { height:  579373 , difficulty:  5341266 , date:  "2015-07-27 05:33:54" },
  { height:  579374 , difficulty:  5344879 , date:  "2015-07-27 05:35:04" },
  { height:  579375 , difficulty:  5349921 , date:  "2015-07-27 05:35:06" },
  { height:  579376 , difficulty:  5348625 , date:  "2015-07-27 05:35:43" },
  { height:  579377 , difficulty:  5345382 , date:  "2015-07-27 05:36:10" },
  { height:  579378 , difficulty:  5347760 , date:  "2015-07-27 05:38:05" },
  { height:  579379 , difficulty:  5366330 , date:  "2015-07-27 05:39:10" },
  { height:  579380 , difficulty:  5380508 , date:  "2015-07-27 05:41:02" },
  { height:  579381 , difficulty:  5388194 , date:  "2015-07-27 05:41:08" },
  { height:  579382 , difficulty:  5384197 , date:  "2015-07-27 05:41:21" },
  { height:  579383 , difficulty:  5378267 , date:  "2015-07-27 05:41:59" },
  { height:  579384 , difficulty:  5380794 , date:  "2015-07-27 05:42:56" },
  { height:  579385 , difficulty:  5360753 , date:  "2015-07-27 05:44:08" },
  { height:  579386 , difficulty:  5354726 , date:  "2015-07-27 05:44:12" },
  { height:  579387 , difficulty:  5354201 , date:  "2015-07-27 05:45:37" },
  { height:  579388 , difficulty:  5382354 , date:  "2015-07-27 05:47:16" },
  { height:  579389 , difficulty:  5361770 , date:  "2015-07-27 05:47:20" },
  { height:  579390 , difficulty:  5365146 , date:  "2015-07-27 05:47:58" },
  { height:  579391 , difficulty:  5371902 , date:  "2015-07-27 05:49:06" },
  { height:  579392 , difficulty:  5349917 , date:  "2015-07-27 05:49:41" },
  { height:  579393 , difficulty:  5376917 , date:  "2015-07-27 05:51:25" },
  { height:  579394 , difficulty:  5345606 , date:  "2015-07-27 05:51:32" },
  { height:  579395 , difficulty:  5348257 , date:  "2015-07-27 05:53:25" },
  { height:  579396 , difficulty:  5369975 , date:  "2015-07-27 05:53:43" },
  { height:  579397 , difficulty:  5358336 , date:  "2015-07-27 05:54:47" },
  { height:  579398 , difficulty:  5360862 , date:  "2015-07-27 05:56:14" },
  { height:  579399 , difficulty:  5359758 , date:  "2015-07-27 05:56:18" },
  { height:  579400 , difficulty:  5362959 , date:  "2015-07-27 05:56:25" },
  { height:  579401 , difficulty:  5363331 , date:  "2015-07-27 05:56:42" },
  { height:  579402 , difficulty:  5378450 , date:  "2015-07-27 05:58:21" },
  { height:  579403 , difficulty:  5374228 , date:  "2015-07-27 05:58:26" },
  { height:  579404 , difficulty:  5393886 , date:  "2015-07-27 06:01:15" },
  { height:  579405 , difficulty:  5381203 , date:  "2015-07-27 06:01:18" },
  { height:  579406 , difficulty:  5366986 , date:  "2015-07-27 06:02:17" },
  { height:  579407 , difficulty:  5369486 , date:  "2015-07-27 06:02:22" },
  { height:  579408 , difficulty:  5366824 , date:  "2015-07-27 06:03:43" },
  { height:  579409 , difficulty:  5374253 , date:  "2015-07-27 06:04:05" },
  { height:  579410 , difficulty:  5349843 , date:  "2015-07-27 06:06:09" },
  { height:  579411 , difficulty:  5366752 , date:  "2015-07-27 06:06:51" },
  { height:  579412 , difficulty:  5374341 , date:  "2015-07-27 06:07:09" },
  { height:  579413 , difficulty:  5387257 , date:  "2015-07-27 06:08:46" },
  { height:  579414 , difficulty:  5381022 , date:  "2015-07-27 06:09:05" },
  { height:  579415 , difficulty:  5386680 , date:  "2015-07-27 06:09:06" },
  { height:  579416 , difficulty:  5390097 , date:  "2015-07-27 06:09:43" },
  { height:  579417 , difficulty:  5378740 , date:  "2015-07-27 06:10:32" },
  { height:  579418 , difficulty:  5348042 , date:  "2015-07-27 06:10:35" },
  { height:  579419 , difficulty:  5352687 , date:  "2015-07-27 06:11:47" },
  { height:  579420 , difficulty:  5350730 , date:  "2015-07-27 06:12:28" },
  { height:  579421 , difficulty:  5340744 , date:  "2015-07-27 06:12:31" },
  { height:  579422 , difficulty:  5339889 , date:  "2015-07-27 06:17:18" },
  { height:  579423 , difficulty:  5343289 , date:  "2015-07-27 06:17:41" },
  { height:  579424 , difficulty:  5342947 , date:  "2015-07-27 06:18:30" },
  { height:  579425 , difficulty:  5344010 , date:  "2015-07-27 06:19:04" },
  { height:  579426 , difficulty:  5317838 , date:  "2015-07-27 06:21:45" },
  { height:  579427 , difficulty:  5316261 , date:  "2015-07-27 06:22:10" },
  { height:  579428 , difficulty:  5326655 , date:  "2015-07-27 06:22:50" },
  { height:  579429 , difficulty:  5324692 , date:  "2015-07-27 06:24:15" },
  { height:  579430 , difficulty:  5303756 , date:  "2015-07-27 06:24:16" },
  { height:  579431 , difficulty:  5322983 , date:  "2015-07-27 06:26:38" },
  { height:  579432 , difficulty:  5323240 , date:  "2015-07-27 06:26:41" },
  { height:  579433 , difficulty:  5311616 , date:  "2015-07-27 06:32:02" },
  { height:  579434 , difficulty:  5317424 , date:  "2015-07-27 06:32:12" },
  { height:  579435 , difficulty:  5322804 , date:  "2015-07-27 06:33:57" },
  { height:  579436 , difficulty:  5319005 , date:  "2015-07-27 06:34:03" },
  { height:  579437 , difficulty:  5291103 , date:  "2015-07-27 06:34:45" },
  { height:  579438 , difficulty:  5299404 , date:  "2015-07-27 06:34:55" },
  { height:  579439 , difficulty:  5308289 , date:  "2015-07-27 06:36:05" },
  { height:  579440 , difficulty:  5263708 , date:  "2015-07-27 06:36:30" },
  { height:  579441 , difficulty:  5275214 , date:  "2015-07-27 06:37:11" },
  { height:  579442 , difficulty:  5271931 , date:  "2015-07-27 06:37:14" },
  { height:  579443 , difficulty:  5275517 , date:  "2015-07-27 06:38:17" },
  { height:  579444 , difficulty:  5270226 , date:  "2015-07-27 06:39:53" },
  { height:  579445 , difficulty:  5263298 , date:  "2015-07-27 06:41:59" },
  { height:  579446 , difficulty:  5260948 , date:  "2015-07-27 06:42:52" },
  { height:  579447 , difficulty:  5262063 , date:  "2015-07-27 06:42:57" },
  { height:  579448 , difficulty:  5262104 , date:  "2015-07-27 06:44:48" },
  { height:  579449 , difficulty:  5273389 , date:  "2015-07-27 06:46:40" },
  { height:  579450 , difficulty:  5269625 , date:  "2015-07-27 06:46:42" },
  { height:  579451 , difficulty:  5272827 , date:  "2015-07-27 06:48:21" },
  { height:  579452 , difficulty:  5269936 , date:  "2015-07-27 06:48:57" },
  { height:  579453 , difficulty:  5274017 , date:  "2015-07-27 06:49:05" },
  { height:  579454 , difficulty:  5272470 , date:  "2015-07-27 06:50:08" },
  { height:  579455 , difficulty:  5265049 , date:  "2015-07-27 06:51:19" },
  { height:  579456 , difficulty:  5254681 , date:  "2015-07-27 06:52:29" },
  { height:  579457 , difficulty:  5268150 , date:  "2015-07-27 06:52:35" },
  { height:  579458 , difficulty:  5278043 , date:  "2015-07-27 06:52:44" },
  { height:  579459 , difficulty:  5294068 , date:  "2015-07-27 06:56:39" },
  { height:  579460 , difficulty:  5288103 , date:  "2015-07-27 06:57:41" },
  { height:  579461 , difficulty:  5296430 , date:  "2015-07-27 07:02:31" },
  { height:  579462 , difficulty:  5310854 , date:  "2015-07-27 07:03:28" },
  { height:  579463 , difficulty:  5312260 , date:  "2015-07-27 07:03:53" },
  { height:  579464 , difficulty:  5306671 , date:  "2015-07-27 07:04:21" },
  { height:  579465 , difficulty:  5308262 , date:  "2015-07-27 07:04:52" },
  { height:  579466 , difficulty:  5305519 , date:  "2015-07-27 07:05:47" },
  { height:  579467 , difficulty:  5297280 , date:  "2015-07-27 07:05:51" },
  { height:  579468 , difficulty:  5302729 , date:  "2015-07-27 07:06:37" },
  { height:  579469 , difficulty:  5301071 , date:  "2015-07-27 07:07:44" },
  { height:  579470 , difficulty:  5365673 , date:  "2015-07-27 07:07:57" },
  { height:  579471 , difficulty:  5372987 , date:  "2015-07-27 07:13:03" },
  { height:  579472 , difficulty:  5378167 , date:  "2015-07-27 07:13:28" },
  { height:  579473 , difficulty:  5370657 , date:  "2015-07-27 07:14:34" },
  { height:  579474 , difficulty:  5359274 , date:  "2015-07-27 07:16:40" },
  { height:  579475 , difficulty:  5364758 , date:  "2015-07-27 07:17:35" },
  { height:  579476 , difficulty:  5367437 , date:  "2015-07-27 07:17:46" },
  { height:  579477 , difficulty:  5370878 , date:  "2015-07-27 07:18:58" },
  { height:  579478 , difficulty:  5357648 , date:  "2015-07-27 07:19:01" },
  { height:  579479 , difficulty:  5366560 , date:  "2015-07-27 07:19:16" },
  { height:  579480 , difficulty:  5344563 , date:  "2015-07-27 07:19:50" },
  { height:  579481 , difficulty:  5346132 , date:  "2015-07-27 07:21:33" },
  { height:  579482 , difficulty:  5346614 , date:  "2015-07-27 07:21:40" },
  { height:  579483 , difficulty:  5350188 , date:  "2015-07-27 07:25:16" },
  { height:  579484 , difficulty:  5348363 , date:  "2015-07-27 07:26:01" },
  { height:  579485 , difficulty:  5347496 , date:  "2015-07-27 07:26:53" },
  { height:  579486 , difficulty:  5344722 , date:  "2015-07-27 07:30:41" },
  { height:  579487 , difficulty:  5349582 , date:  "2015-07-27 07:30:41" },
  { height:  579488 , difficulty:  5349204 , date:  "2015-07-27 07:31:16" },
  { height:  579489 , difficulty:  5357686 , date:  "2015-07-27 07:39:33" },
  { height:  579490 , difficulty:  5357013 , date:  "2015-07-27 07:40:23" },
  { height:  579491 , difficulty:  5367368 , date:  "2015-07-27 07:41:04" },
  { height:  579492 , difficulty:  5364384 , date:  "2015-07-27 07:41:23" },
  { height:  579493 , difficulty:  5361343 , date:  "2015-07-27 07:42:06" },
  { height:  579494 , difficulty:  5387332 , date:  "2015-07-27 07:42:08" },
  { height:  579495 , difficulty:  5380601 , date:  "2015-07-27 07:42:26" },
  { height:  579496 , difficulty:  5376830 , date:  "2015-07-27 07:42:29" },
  { height:  579497 , difficulty:  5389900 , date:  "2015-07-27 07:42:46" },
  { height:  579498 , difficulty:  5349634 , date:  "2015-07-27 07:42:56" },
  { height:  579499 , difficulty:  5351772 , date:  "2015-07-27 07:44:17" },
  { height:  579500 , difficulty:  5348658 , date:  "2015-07-27 07:44:19" },
  { height:  579501 , difficulty:  5350159 , date:  "2015-07-27 07:44:42" },
  { height:  579502 , difficulty:  5327391 , date:  "2015-07-27 07:45:39" },
  { height:  579503 , difficulty:  5328507 , date:  "2015-07-27 07:46:48" },
  { height:  579504 , difficulty:  5329793 , date:  "2015-07-27 07:46:49" },
  { height:  579505 , difficulty:  5324357 , date:  "2015-07-27 07:47:20" },
  { height:  579506 , difficulty:  5331082 , date:  "2015-07-27 07:47:42" },
  { height:  579507 , difficulty:  5321550 , date:  "2015-07-27 07:47:45" },
  { height:  579508 , difficulty:  5326025 , date:  "2015-07-27 07:53:10" },
  { height:  579509 , difficulty:  5289765 , date:  "2015-07-27 07:53:38" },
  { height:  579510 , difficulty:  5291329 , date:  "2015-07-27 07:55:13" },
  { height:  579511 , difficulty:  5280914 , date:  "2015-07-27 07:55:56" },
  { height:  579512 , difficulty:  5289379 , date:  "2015-07-27 07:56:13" },
  { height:  579513 , difficulty:  5289669 , date:  "2015-07-27 07:56:26" },
  { height:  579514 , difficulty:  5294932 , date:  "2015-07-27 07:56:31" },
  { height:  579515 , difficulty:  5289254 , date:  "2015-07-27 07:56:41" },
  { height:  579516 , difficulty:  5292639 , date:  "2015-07-27 07:56:48" },
  { height:  579517 , difficulty:  5288406 , date:  "2015-07-27 08:06:14" },
  { height:  579518 , difficulty:  5292224 , date:  "2015-07-27 08:06:56" },
  { height:  579519 , difficulty:  5284332 , date:  "2015-07-27 08:07:19" },
  { height:  579520 , difficulty:  5274174 , date:  "2015-07-27 08:07:41" },
  { height:  579521 , difficulty:  5257807 , date:  "2015-07-27 08:08:05" },
  { height:  579522 , difficulty:  5258952 , date:  "2015-07-27 08:08:15" },
  { height:  579523 , difficulty:  5265571 , date:  "2015-07-27 08:08:43" },
  { height:  579524 , difficulty:  5252662 , date:  "2015-07-27 08:09:47" },
  { height:  579525 , difficulty:  5246141 , date:  "2015-07-27 08:11:16" },
  { height:  579526 , difficulty:  5262183 , date:  "2015-07-27 08:11:22" },
  { height:  579527 , difficulty:  5254997 , date:  "2015-07-27 08:11:56" },
  { height:  579528 , difficulty:  5253862 , date:  "2015-07-27 08:12:53" },
  { height:  579529 , difficulty:  5254495 , date:  "2015-07-27 08:13:08" },
  { height:  579530 , difficulty:  5252191 , date:  "2015-07-27 08:13:11" },
  { height:  579531 , difficulty:  5247666 , date:  "2015-07-27 08:18:47" },
  { height:  579532 , difficulty:  5250042 , date:  "2015-07-27 08:22:13" },
  { height:  579533 , difficulty:  5250642 , date:  "2015-07-27 08:23:46" },
  { height:  579534 , difficulty:  5254212 , date:  "2015-07-27 08:27:10" },
  { height:  579535 , difficulty:  5234065 , date:  "2015-07-27 08:27:14" },
  { height:  579536 , difficulty:  5226412 , date:  "2015-07-27 08:28:23" },
  { height:  579537 , difficulty:  5190513 , date:  "2015-07-27 08:28:25" },
  { height:  579538 , difficulty:  5184073 , date:  "2015-07-27 08:31:40" },
  { height:  579539 , difficulty:  5202356 , date:  "2015-07-27 08:31:50" },
  { height:  579540 , difficulty:  5209013 , date:  "2015-07-27 08:33:02" },
  { height:  579541 , difficulty:  5208017 , date:  "2015-07-27 08:33:26" },
  { height:  579542 , difficulty:  5210469 , date:  "2015-07-27 08:33:59" },
  { height:  579543 , difficulty:  5211284 , date:  "2015-07-27 08:35:43" },
  { height:  579544 , difficulty:  5219614 , date:  "2015-07-27 08:37:43" },
  { height:  579545 , difficulty:  5211311 , date:  "2015-07-27 08:38:32" },
  { height:  579546 , difficulty:  5237438 , date:  "2015-07-27 08:38:36" },
  { height:  579547 , difficulty:  5195229 , date:  "2015-07-27 08:38:53" },
  { height:  579548 , difficulty:  5196849 , date:  "2015-07-27 08:39:13" },
  { height:  579549 , difficulty:  5189279 , date:  "2015-07-27 08:39:21" },
  { height:  579550 , difficulty:  5173154 , date:  "2015-07-27 08:40:06" },
  { height:  579551 , difficulty:  5178567 , date:  "2015-07-27 08:41:09" },
  { height:  579552 , difficulty:  5189275 , date:  "2015-07-27 08:43:15" },
  { height:  579553 , difficulty:  5195295 , date:  "2015-07-27 08:44:37" },
  { height:  579554 , difficulty:  5224502 , date:  "2015-07-27 08:44:42" },
  { height:  579555 , difficulty:  5227227 , date:  "2015-07-27 08:45:14" },
  { height:  579556 , difficulty:  5225999 , date:  "2015-07-27 08:45:19" },
  { height:  579557 , difficulty:  5218254 , date:  "2015-07-27 08:47:28" },
  { height:  579558 , difficulty:  5219478 , date:  "2015-07-27 08:47:33" },
  { height:  579559 , difficulty:  5192121 , date:  "2015-07-27 08:47:40" },
  { height:  579560 , difficulty:  5187477 , date:  "2015-07-27 08:49:23" },
  { height:  579561 , difficulty:  5187255 , date:  "2015-07-27 08:52:09" },
  { height:  579562 , difficulty:  5158342 , date:  "2015-07-27 08:52:36" },
  { height:  579563 , difficulty:  5166114 , date:  "2015-07-27 08:53:06" },
  { height:  579564 , difficulty:  5168378 , date:  "2015-07-27 08:55:23" },
  { height:  579565 , difficulty:  5112196 , date:  "2015-07-27 08:56:30" },
  { height:  579566 , difficulty:  5107388 , date:  "2015-07-27 08:57:27" },
  { height:  579567 , difficulty:  5109086 , date:  "2015-07-27 08:57:38" },
  { height:  579568 , difficulty:  5112845 , date:  "2015-07-27 08:58:24" },
  { height:  579569 , difficulty:  5109831 , date:  "2015-07-27 08:59:54" },
  { height:  579570 , difficulty:  5131543 , date:  "2015-07-27 08:59:57" },
  { height:  579571 , difficulty:  5139282 , date:  "2015-07-27 09:01:27" },
  { height:  579572 , difficulty:  5145478 , date:  "2015-07-27 09:06:09" },
  { height:  579573 , difficulty:  5148758 , date:  "2015-07-27 09:06:24" },
  { height:  579574 , difficulty:  5150703 , date:  "2015-07-27 09:07:50" },
  { height:  579575 , difficulty:  5144392 , date:  "2015-07-27 09:08:19" },
  { height:  579576 , difficulty:  5149264 , date:  "2015-07-27 09:08:46" },
  { height:  579577 , difficulty:  5150929 , date:  "2015-07-27 09:09:39" },
  { height:  579578 , difficulty:  5158856 , date:  "2015-07-27 09:10:14" },
  { height:  579579 , difficulty:  5161886 , date:  "2015-07-27 09:13:19" },
  { height:  579580 , difficulty:  5163369 , date:  "2015-07-27 09:14:13" },
  { height:  579581 , difficulty:  5162180 , date:  "2015-07-27 09:14:31" },
  { height:  579582 , difficulty:  5161118 , date:  "2015-07-27 09:15:29" },
  { height:  579583 , difficulty:  5171293 , date:  "2015-07-27 09:17:14" },
  { height:  579584 , difficulty:  5135111 , date:  "2015-07-27 09:17:25" },
  { height:  579585 , difficulty:  5132760 , date:  "2015-07-27 09:17:43" },
  { height:  579586 , difficulty:  5124013 , date:  "2015-07-27 09:17:48" },
  { height:  579587 , difficulty:  5120924 , date:  "2015-07-27 09:18:22" },
  { height:  579588 , difficulty:  5123374 , date:  "2015-07-27 09:18:38" },
  { height:  579589 , difficulty:  5129106 , date:  "2015-07-27 09:22:30" },
  { height:  579590 , difficulty:  5138334 , date:  "2015-07-27 09:22:33" },
  { height:  579591 , difficulty:  5149254 , date:  "2015-07-27 09:23:38" },
  { height:  579592 , difficulty:  5151956 , date:  "2015-07-27 09:24:18" },
  { height:  579593 , difficulty:  5076913 , date:  "2015-07-27 09:26:16" },
  { height:  579594 , difficulty:  5093966 , date:  "2015-07-27 09:26:23" },
  { height:  579595 , difficulty:  5092226 , date:  "2015-07-27 09:27:13" },
  { height:  579596 , difficulty:  5092789 , date:  "2015-07-27 09:30:29" },
  { height:  579597 , difficulty:  5093315 , date:  "2015-07-27 09:30:52" },
  { height:  579598 , difficulty:  5148943 , date:  "2015-07-27 09:31:19" },
  { height:  579599 , difficulty:  5146211 , date:  "2015-07-27 09:31:42" },
  { height:  579600 , difficulty:  5143322 , date:  "2015-07-27 09:33:01" },
  { height:  579601 , difficulty:  5135310 , date:  "2015-07-27 09:33:07" },
  { height:  579602 , difficulty:  5142159 , date:  "2015-07-27 09:33:38" },
  { height:  579603 , difficulty:  5140392 , date:  "2015-07-27 09:37:11" },
  { height:  579604 , difficulty:  5139717 , date:  "2015-07-27 09:37:15" },
  { height:  579605 , difficulty:  5145004 , date:  "2015-07-27 09:38:27" },
  { height:  579606 , difficulty:  5149432 , date:  "2015-07-27 09:41:43" },
  { height:  579607 , difficulty:  5109666 , date:  "2015-07-27 09:44:07" },
  { height:  579608 , difficulty:  5088644 , date:  "2015-07-27 09:45:03" },
  { height:  579609 , difficulty:  5077103 , date:  "2015-07-27 09:50:04" },
  { height:  579610 , difficulty:  5060231 , date:  "2015-07-27 09:50:52" },
  { height:  579611 , difficulty:  5063633 , date:  "2015-07-27 09:52:14" },
  { height:  579612 , difficulty:  5063660 , date:  "2015-07-27 09:52:22" },
  { height:  579613 , difficulty:  5064979 , date:  "2015-07-27 09:54:27" },
  { height:  579614 , difficulty:  5041475 , date:  "2015-07-27 09:54:40" },
  { height:  579615 , difficulty:  5042457 , date:  "2015-07-27 09:54:44" },
  { height:  579616 , difficulty:  5066468 , date:  "2015-07-27 10:01:15" },
  { height:  579617 , difficulty:  5076336 , date:  "2015-07-27 10:02:05" },
  { height:  579618 , difficulty:  5077843 , date:  "2015-07-27 10:02:10" },
  { height:  579619 , difficulty:  5068959 , date:  "2015-07-27 10:03:49" },
  { height:  579620 , difficulty:  5070477 , date:  "2015-07-27 10:03:55" },
  { height:  579621 , difficulty:  5083315 , date:  "2015-07-27 10:05:54" },
  { height:  579622 , difficulty:  5085570 , date:  "2015-07-27 10:07:07" },
  { height:  579623 , difficulty:  5084913 , date:  "2015-07-27 10:07:11" },
  { height:  579624 , difficulty:  5082909 , date:  "2015-07-27 10:07:15" },
  { height:  579625 , difficulty:  5087744 , date:  "2015-07-27 10:09:03" },
  { height:  579626 , difficulty:  5082942 , date:  "2015-07-27 10:09:04" },
  { height:  579627 , difficulty:  5106666 , date:  "2015-07-27 10:09:07" },
  { height:  579628 , difficulty:  5093982 , date:  "2015-07-27 10:09:21" },
  { height:  579629 , difficulty:  5093718 , date:  "2015-07-27 10:14:10" },
  { height:  579630 , difficulty:  5113711 , date:  "2015-07-27 10:14:53" },
  { height:  579631 , difficulty:  5121349 , date:  "2015-07-27 10:15:01" },
  { height:  579632 , difficulty:  5131197 , date:  "2015-07-27 10:18:17" },
  { height:  579633 , difficulty:  5119859 , date:  "2015-07-27 10:18:22" },
  { height:  579634 , difficulty:  5130354 , date:  "2015-07-27 10:19:14" },
  { height:  579635 , difficulty:  5134739 , date:  "2015-07-27 10:19:31" },
  { height:  579636 , difficulty:  5121787 , date:  "2015-07-27 10:19:35" },
  { height:  579637 , difficulty:  5104801 , date:  "2015-07-27 10:19:48" },
  { height:  579638 , difficulty:  5122037 , date:  "2015-07-27 10:21:53" },
  { height:  579639 , difficulty:  5119062 , date:  "2015-07-27 10:22:48" },
  { height:  579640 , difficulty:  5104088 , date:  "2015-07-27 10:25:36" },
  { height:  579641 , difficulty:  5095903 , date:  "2015-07-27 10:25:43" },
  { height:  579642 , difficulty:  5090031 , date:  "2015-07-27 10:26:37" },
  { height:  579643 , difficulty:  5119793 , date:  "2015-07-27 10:27:09" },
  { height:  579644 , difficulty:  5114545 , date:  "2015-07-27 10:27:33" },
  { height:  579645 , difficulty:  5103443 , date:  "2015-07-27 10:29:00" },
  { height:  579646 , difficulty:  5117617 , date:  "2015-07-27 10:29:11" },
  { height:  579647 , difficulty:  5106304 , date:  "2015-07-27 10:29:53" },
  { height:  579648 , difficulty:  5074119 , date:  "2015-07-27 10:29:54" },
  { height:  579649 , difficulty:  5076080 , date:  "2015-07-27 10:30:45" },
  { height:  579650 , difficulty:  5068640 , date:  "2015-07-27 10:30:47" },
  { height:  579651 , difficulty:  5097171 , date:  "2015-07-27 10:33:20" },
  { height:  579652 , difficulty:  5101594 , date:  "2015-07-27 10:33:25" },
  { height:  579653 , difficulty:  5122960 , date:  "2015-07-27 10:38:32" },
  { height:  579654 , difficulty:  5120204 , date:  "2015-07-27 10:39:23" },
  { height:  579655 , difficulty:  5095929 , date:  "2015-07-27 10:39:25" },
  { height:  579656 , difficulty:  5098469 , date:  "2015-07-27 10:39:40" },
  { height:  579657 , difficulty:  5108479 , date:  "2015-07-27 10:41:18" },
  { height:  579658 , difficulty:  5102828 , date:  "2015-07-27 10:42:17" },
  { height:  579659 , difficulty:  5098849 , date:  "2015-07-27 10:42:23" },
  { height:  579660 , difficulty:  5101053 , date:  "2015-07-27 10:44:29" },
  { height:  579661 , difficulty:  5101330 , date:  "2015-07-27 10:44:33" },
  { height:  579662 , difficulty:  5124097 , date:  "2015-07-27 10:45:02" },
  { height:  579663 , difficulty:  5122977 , date:  "2015-07-27 10:45:06" },
  { height:  579664 , difficulty:  5129946 , date:  "2015-07-27 10:45:13" },
  { height:  579665 , difficulty:  5099357 , date:  "2015-07-27 10:45:20" },
  { height:  579666 , difficulty:  5120847 , date:  "2015-07-27 10:46:50" },
  { height:  579667 , difficulty:  5121126 , date:  "2015-07-27 10:46:57" },
  { height:  579668 , difficulty:  5118186 , date:  "2015-07-27 10:49:57" },
  { height:  579669 , difficulty:  5110495 , date:  "2015-07-27 10:51:12" },
  { height:  579670 , difficulty:  5142857 , date:  "2015-07-27 10:51:14" },
  { height:  579671 , difficulty:  5146028 , date:  "2015-07-27 10:51:52" },
  { height:  579672 , difficulty:  5121767 , date:  "2015-07-27 10:52:07" },
  { height:  579673 , difficulty:  5118967 , date:  "2015-07-27 10:52:27" },
  { height:  579674 , difficulty:  5119488 , date:  "2015-07-27 10:52:28" },
  { height:  579675 , difficulty:  5125748 , date:  "2015-07-27 10:53:47" },
  { height:  579676 , difficulty:  5127493 , date:  "2015-07-27 10:55:51" },
  { height:  579677 , difficulty:  5130728 , date:  "2015-07-27 10:57:42" },
  { height:  579678 , difficulty:  5130001 , date:  "2015-07-27 10:57:48" },
  { height:  579679 , difficulty:  5101307 , date:  "2015-07-27 10:57:55" },
  { height:  579680 , difficulty:  5109414 , date:  "2015-07-27 10:58:33" },
  { height:  579681 , difficulty:  5100389 , date:  "2015-07-27 10:58:51" },
  { height:  579682 , difficulty:  5076940 , date:  "2015-07-27 11:00:18" },
  { height:  579683 , difficulty:  5058829 , date:  "2015-07-27 11:00:39" },
  { height:  579684 , difficulty:  5081140 , date:  "2015-07-27 11:01:47" },
  { height:  579685 , difficulty:  5056413 , date:  "2015-07-27 11:03:25" },
  { height:  579686 , difficulty:  5050845 , date:  "2015-07-27 11:03:28" },
  { height:  579687 , difficulty:  5048728 , date:  "2015-07-27 11:05:23" },
  { height:  579688 , difficulty:  5057128 , date:  "2015-07-27 11:10:20" },
  { height:  579689 , difficulty:  5040665 , date:  "2015-07-27 11:10:25" },
  { height:  579690 , difficulty:  5042578 , date:  "2015-07-27 11:11:54" },
  { height:  579691 , difficulty:  5073685 , date:  "2015-07-27 11:12:01" },
  { height:  579692 , difficulty:  5022416 , date:  "2015-07-27 11:17:00" },
  { height:  579693 , difficulty:  5022193 , date:  "2015-07-27 11:17:06" },
  { height:  579694 , difficulty:  5025911 , date:  "2015-07-27 11:17:45" },
  { height:  579695 , difficulty:  5015950 , date:  "2015-07-27 11:18:04" },
  { height:  579696 , difficulty:  5015341 , date:  "2015-07-27 11:19:45" },
  { height:  579697 , difficulty:  5011058 , date:  "2015-07-27 11:19:51" },
  { height:  579698 , difficulty:  5002209 , date:  "2015-07-27 11:20:06" },
  { height:  579699 , difficulty:  5005623 , date:  "2015-07-27 11:22:55" },
  { height:  579700 , difficulty:  5015057 , date:  "2015-07-27 11:25:55" },
  { height:  579701 , difficulty:  5003428 , date:  "2015-07-27 11:27:20" },
  { height:  579702 , difficulty:  5009047 , date:  "2015-07-27 11:28:09" },
  { height:  579703 , difficulty:  5011225 , date:  "2015-07-27 11:31:40" },
  { height:  579704 , difficulty:  5026352 , date:  "2015-07-27 11:31:46" },
  { height:  579705 , difficulty:  4989138 , date:  "2015-07-27 11:31:59" },
  { height:  579706 , difficulty:  4989490 , date:  "2015-07-27 11:32:27" },
  { height:  579707 , difficulty:  4988833 , date:  "2015-07-27 11:33:39" },
  { height:  579708 , difficulty:  4965103 , date:  "2015-07-27 11:34:00" },
  { height:  579709 , difficulty:  4967466 , date:  "2015-07-27 11:34:23" },
  { height:  579710 , difficulty:  4969798 , date:  "2015-07-27 11:36:39" },
  { height:  579711 , difficulty:  4968411 , date:  "2015-07-27 11:37:05" },
  { height:  579712 , difficulty:  4970452 , date:  "2015-07-27 11:38:44" },
  { height:  579713 , difficulty:  4969254 , date:  "2015-07-27 11:39:37" },
  { height:  579714 , difficulty:  4954902 , date:  "2015-07-27 11:41:59" },
  { height:  579715 , difficulty:  4963224 , date:  "2015-07-27 11:42:22" },
  { height:  579716 , difficulty:  4949233 , date:  "2015-07-27 11:43:07" },
  { height:  579717 , difficulty:  4959289 , date:  "2015-07-27 11:44:39" },
  { height:  579718 , difficulty:  4964856 , date:  "2015-07-27 11:45:00" },
  { height:  579719 , difficulty:  4962563 , date:  "2015-07-27 11:45:42" },
  { height:  579720 , difficulty:  4978537 , date:  "2015-07-27 11:48:07" },
  { height:  579721 , difficulty:  4972842 , date:  "2015-07-27 11:48:44" },
  { height:  579722 , difficulty:  4996045 , date:  "2015-07-27 11:48:49" },
  { height:  579723 , difficulty:  4993698 , date:  "2015-07-27 11:49:32" },
  { height:  579724 , difficulty:  4997020 , date:  "2015-07-27 11:49:54" },
  { height:  579725 , difficulty:  5015885 , date:  "2015-07-27 11:49:57" },
  { height:  579726 , difficulty:  5020778 , date:  "2015-07-27 11:53:08" },
  { height:  579727 , difficulty:  5019712 , date:  "2015-07-27 11:55:10" },
  { height:  579728 , difficulty:  5019700 , date:  "2015-07-27 11:56:35" },
  { height:  579729 , difficulty:  4981845 , date:  "2015-07-27 11:56:37" },
  { height:  579730 , difficulty:  4975339 , date:  "2015-07-27 11:57:05" },
  { height:  579731 , difficulty:  4979144 , date:  "2015-07-27 11:57:26" },
  { height:  579732 , difficulty:  4995439 , date:  "2015-07-27 11:57:29" },
  { height:  579733 , difficulty:  5005467 , date:  "2015-07-27 12:01:02" },
  { height:  579734 , difficulty:  5004918 , date:  "2015-07-27 12:02:14" },
  { height:  579735 , difficulty:  5024708 , date:  "2015-07-27 12:02:44" },
  { height:  579736 , difficulty:  5012595 , date:  "2015-07-27 12:03:43" },
  { height:  579737 , difficulty:  5011886 , date:  "2015-07-27 12:04:14" },
  { height:  579738 , difficulty:  5015576 , date:  "2015-07-27 12:04:56" },
  { height:  579739 , difficulty:  5015325 , date:  "2015-07-27 12:05:31" },
  { height:  579740 , difficulty:  5030488 , date:  "2015-07-27 12:05:33" },
  { height:  579741 , difficulty:  5032312 , date:  "2015-07-27 12:05:56" },
  { height:  579742 , difficulty:  5020880 , date:  "2015-07-27 12:05:59" },
  { height:  579743 , difficulty:  5023293 , date:  "2015-07-27 12:06:41" },
  { height:  579744 , difficulty:  5008497 , date:  "2015-07-27 12:15:23" },
  { height:  579745 , difficulty:  5030623 , date:  "2015-07-27 12:15:27" },
  { height:  579746 , difficulty:  5030617 , date:  "2015-07-27 12:16:41" },
  { height:  579747 , difficulty:  5029575 , date:  "2015-07-27 12:16:47" },
  { height:  579748 , difficulty:  5033100 , date:  "2015-07-27 12:17:09" },
  { height:  579749 , difficulty:  5045643 , date:  "2015-07-27 12:17:13" },
  { height:  579750 , difficulty:  5058910 , date:  "2015-07-27 12:19:17" },
  { height:  579751 , difficulty:  5049942 , date:  "2015-07-27 12:19:54" },
  { height:  579752 , difficulty:  5050731 , date:  "2015-07-27 12:21:30" },
  { height:  579753 , difficulty:  5039435 , date:  "2015-07-27 12:21:31" },
  { height:  579754 , difficulty:  5072091 , date:  "2015-07-27 12:21:37" },
  { height:  579755 , difficulty:  5085737 , date:  "2015-07-27 12:23:17" },
  { height:  579756 , difficulty:  5081202 , date:  "2015-07-27 12:24:23" },
  { height:  579757 , difficulty:  5083124 , date:  "2015-07-27 12:25:45" },
  { height:  579758 , difficulty:  5080938 , date:  "2015-07-27 12:25:56" },
  { height:  579759 , difficulty:  5083693 , date:  "2015-07-27 12:30:11" },
  { height:  579760 , difficulty:  5076004 , date:  "2015-07-27 12:30:45" },
  { height:  579761 , difficulty:  5070073 , date:  "2015-07-27 12:30:45" },
  { height:  579762 , difficulty:  5075806 , date:  "2015-07-27 12:37:14" },
  { height:  579763 , difficulty:  5065682 , date:  "2015-07-27 12:38:48" },
  { height:  579764 , difficulty:  5028666 , date:  "2015-07-27 12:41:47" },
  { height:  579765 , difficulty:  5067209 , date:  "2015-07-27 12:51:18" },
  { height:  579766 , difficulty:  5055240 , date:  "2015-07-27 12:51:25" },
  { height:  579767 , difficulty:  5071083 , date:  "2015-07-27 12:52:58" },
  { height:  579768 , difficulty:  5037129 , date:  "2015-07-27 12:54:59" },
  { height:  579769 , difficulty:  5040131 , date:  "2015-07-27 12:55:35" },
  { height:  579770 , difficulty:  5043808 , date:  "2015-07-27 12:56:28" },
  { height:  579771 , difficulty:  5050762 , date:  "2015-07-27 12:58:43" },
  { height:  579772 , difficulty:  5037885 , date:  "2015-07-27 12:59:06" },
  { height:  579773 , difficulty:  5038678 , date:  "2015-07-27 12:59:15" },
  { height:  579774 , difficulty:  5044371 , date:  "2015-07-27 13:03:25" },
  { height:  579775 , difficulty:  5033601 , date:  "2015-07-27 13:03:29" },
  { height:  579776 , difficulty:  5010261 , date:  "2015-07-27 13:04:59" },
  { height:  579777 , difficulty:  5013616 , date:  "2015-07-27 13:05:23" },
  { height:  579778 , difficulty:  5017502 , date:  "2015-07-27 13:06:05" },
  { height:  579779 , difficulty:  4990993 , date:  "2015-07-27 13:07:09" },
  { height:  579780 , difficulty:  4999986 , date:  "2015-07-27 13:08:32" },
  { height:  579781 , difficulty:  4999124 , date:  "2015-07-27 13:09:03" },
  { height:  579782 , difficulty:  4998401 , date:  "2015-07-27 13:09:23" },
  { height:  579783 , difficulty:  4988804 , date:  "2015-07-27 13:10:58" },
  { height:  579784 , difficulty:  4986574 , date:  "2015-07-27 13:16:26" },
  { height:  579785 , difficulty:  4987844 , date:  "2015-07-27 13:17:19" },
  { height:  579786 , difficulty:  4973157 , date:  "2015-07-27 13:19:26" },
  { height:  579787 , difficulty:  4969509 , date:  "2015-07-27 13:21:01" },
  { height:  579788 , difficulty:  4956590 , date:  "2015-07-27 13:21:05" },
  { height:  579789 , difficulty:  4951028 , date:  "2015-07-27 13:23:21" },
  { height:  579790 , difficulty:  4932936 , date:  "2015-07-27 13:27:36" },
  { height:  579791 , difficulty:  4931234 , date:  "2015-07-27 13:28:27" },
  { height:  579792 , difficulty:  4941212 , date:  "2015-07-27 13:29:48" },
  { height:  579793 , difficulty:  4941020 , date:  "2015-07-27 13:29:54" },
  { height:  579794 , difficulty:  4941480 , date:  "2015-07-27 13:33:36" },
  { height:  579795 , difficulty:  4941406 , date:  "2015-07-27 13:33:37" },
  { height:  579796 , difficulty:  4923933 , date:  "2015-07-27 13:35:12" },
  { height:  579797 , difficulty:  4921749 , date:  "2015-07-27 13:35:33" },
  { height:  579798 , difficulty:  4929302 , date:  "2015-07-27 13:38:15" },
  { height:  579799 , difficulty:  4927505 , date:  "2015-07-27 13:38:30" },
  { height:  579800 , difficulty:  4924537 , date:  "2015-07-27 13:39:01" },
  { height:  579801 , difficulty:  4928135 , date:  "2015-07-27 13:39:23" },
  { height:  579802 , difficulty:  4908144 , date:  "2015-07-27 13:43:18" },
  { height:  579803 , difficulty:  4899892 , date:  "2015-07-27 13:43:22" },
  { height:  579804 , difficulty:  4892019 , date:  "2015-07-27 13:44:56" },
  { height:  579805 , difficulty:  4899797 , date:  "2015-07-27 13:45:24" },
  { height:  579806 , difficulty:  4904546 , date:  "2015-07-27 13:45:35" },
  { height:  579807 , difficulty:  4905265 , date:  "2015-07-27 13:46:46" },
  { height:  579808 , difficulty:  4904652 , date:  "2015-07-27 13:47:32" },
  { height:  579809 , difficulty:  4894640 , date:  "2015-07-27 13:48:10" },
  { height:  579810 , difficulty:  4893539 , date:  "2015-07-27 13:49:15" },
  { height:  579811 , difficulty:  4900299 , date:  "2015-07-27 13:50:08" },
  { height:  579812 , difficulty:  4898730 , date:  "2015-07-27 13:51:20" },
  { height:  579813 , difficulty:  4901432 , date:  "2015-07-27 13:54:13" },
  { height:  579814 , difficulty:  4896330 , date:  "2015-07-27 13:54:14" },
  { height:  579815 , difficulty:  4891966 , date:  "2015-07-27 13:59:03" },
  { height:  579816 , difficulty:  4893059 , date:  "2015-07-27 13:59:58" },
  { height:  579817 , difficulty:  4896873 , date:  "2015-07-27 14:00:17" },
  { height:  579818 , difficulty:  4904549 , date:  "2015-07-27 14:02:24" },
  { height:  579819 , difficulty:  4898852 , date:  "2015-07-27 14:03:23" },
  { height:  579820 , difficulty:  4841897 , date:  "2015-07-27 14:04:06" },
  { height:  579821 , difficulty:  4841338 , date:  "2015-07-27 14:10:43" },
  { height:  579822 , difficulty:  4842737 , date:  "2015-07-27 14:12:32" },
  { height:  579823 , difficulty:  4842413 , date:  "2015-07-27 14:13:04" },
  { height:  579824 , difficulty:  4850982 , date:  "2015-07-27 14:14:00" },
  { height:  579825 , difficulty:  4850681 , date:  "2015-07-27 14:14:05" },
  { height:  579826 , difficulty:  4850528 , date:  "2015-07-27 14:14:47" },
  { height:  579827 , difficulty:  4852708 , date:  "2015-07-27 14:15:44" },
  { height:  579828 , difficulty:  4848984 , date:  "2015-07-27 14:16:30" },
  { height:  579829 , difficulty:  4850556 , date:  "2015-07-27 14:17:03" },
  { height:  579830 , difficulty:  4867884 , date:  "2015-07-27 14:17:09" },
  { height:  579831 , difficulty:  4871730 , date:  "2015-07-27 14:21:22" },
  { height:  579832 , difficulty:  4864082 , date:  "2015-07-27 14:21:26" },
  { height:  579833 , difficulty:  4862294 , date:  "2015-07-27 14:21:49" },
  { height:  579834 , difficulty:  4861135 , date:  "2015-07-27 14:25:45" },
  { height:  579835 , difficulty:  4831208 , date:  "2015-07-27 14:28:39" },
  { height:  579836 , difficulty:  4828441 , date:  "2015-07-27 14:28:44" },
  { height:  579837 , difficulty:  4830949 , date:  "2015-07-27 14:29:50" },
  { height:  579838 , difficulty:  4786611 , date:  "2015-07-27 14:29:54" },
  { height:  579839 , difficulty:  4778698 , date:  "2015-07-27 14:30:42" },
  { height:  579840 , difficulty:  4758449 , date:  "2015-07-27 14:31:51" },
  { height:  579841 , difficulty:  4694042 , date:  "2015-07-27 14:32:02" },
  { height:  579842 , difficulty:  4693520 , date:  "2015-07-27 14:32:36" },
  { height:  579843 , difficulty:  4684022 , date:  "2015-07-27 14:33:39" },
  { height:  579844 , difficulty:  4676664 , date:  "2015-07-27 14:35:21" },
  { height:  579845 , difficulty:  4677607 , date:  "2015-07-27 14:35:26" },
  { height:  579846 , difficulty:  4671781 , date:  "2015-07-27 14:35:29" },
  { height:  579847 , difficulty:  4659570 , date:  "2015-07-27 14:38:46" },
  { height:  579848 , difficulty:  4669091 , date:  "2015-07-27 14:39:10" },
  { height:  579849 , difficulty:  4682677 , date:  "2015-07-27 14:39:40" },
  { height:  579850 , difficulty:  4657231 , date:  "2015-07-27 14:41:27" },
  { height:  579851 , difficulty:  4665150 , date:  "2015-07-27 14:42:34" },
  { height:  579852 , difficulty:  4655198 , date:  "2015-07-27 14:43:58" },
  { height:  579853 , difficulty:  4663782 , date:  "2015-07-27 14:45:47" },
  { height:  579854 , difficulty:  4665180 , date:  "2015-07-27 14:45:52" },
  { height:  579855 , difficulty:  4659201 , date:  "2015-07-27 14:46:33" },
  { height:  579856 , difficulty:  4649951 , date:  "2015-07-27 14:46:35" },
  { height:  579857 , difficulty:  4650161 , date:  "2015-07-27 14:49:22" },
  { height:  579858 , difficulty:  4692075 , date:  "2015-07-27 14:49:59" },
  { height:  579859 , difficulty:  4681731 , date:  "2015-07-27 14:50:04" },
  { height:  579860 , difficulty:  4676015 , date:  "2015-07-27 14:51:45" },
  { height:  579861 , difficulty:  4671341 , date:  "2015-07-27 14:53:51" },
  { height:  579862 , difficulty:  4656586 , date:  "2015-07-27 14:54:03" },
  { height:  579863 , difficulty:  4651109 , date:  "2015-07-27 14:55:00" },
  { height:  579864 , difficulty:  4662967 , date:  "2015-07-27 14:55:16" },
  { height:  579865 , difficulty:  4658236 , date:  "2015-07-27 14:55:59" },
  { height:  579866 , difficulty:  4631541 , date:  "2015-07-27 14:56:48" },
  { height:  579867 , difficulty:  4626238 , date:  "2015-07-27 14:59:36" },
  { height:  579868 , difficulty:  4616586 , date:  "2015-07-27 14:59:37" },
  { height:  579869 , difficulty:  4635435 , date:  "2015-07-27 14:59:50" },
  { height:  579870 , difficulty:  4610316 , date:  "2015-07-27 15:00:14" },
  { height:  579871 , difficulty:  4620650 , date:  "2015-07-27 15:02:04" },
  { height:  579872 , difficulty:  4611115 , date:  "2015-07-27 15:02:56" },
  { height:  579873 , difficulty:  4608661 , date:  "2015-07-27 15:04:44" },
  { height:  579874 , difficulty:  4600084 , date:  "2015-07-27 15:06:39" },
  { height:  579875 , difficulty:  4597758 , date:  "2015-07-27 15:08:04" },
  { height:  579876 , difficulty:  4595092 , date:  "2015-07-27 15:08:28" },
  { height:  579877 , difficulty:  4592522 , date:  "2015-07-27 15:10:55" },
  { height:  579878 , difficulty:  4567127 , date:  "2015-07-27 15:11:16" },
  { height:  579879 , difficulty:  4573675 , date:  "2015-07-27 15:11:17" },
  { height:  579880 , difficulty:  4564883 , date:  "2015-07-27 15:11:57" },
  { height:  579881 , difficulty:  4561562 , date:  "2015-07-27 15:13:57" },
  { height:  579882 , difficulty:  4560898 , date:  "2015-07-27 15:14:09" },
  { height:  579883 , difficulty:  4563862 , date:  "2015-07-27 15:15:38" },
  { height:  579884 , difficulty:  4563177 , date:  "2015-07-27 15:17:52" },
  { height:  579885 , difficulty:  4558762 , date:  "2015-07-27 15:19:19" },
  { height:  579886 , difficulty:  4555682 , date:  "2015-07-27 15:22:08" },
  { height:  579887 , difficulty:  4549009 , date:  "2015-07-27 15:23:35" },
  { height:  579888 , difficulty:  4542031 , date:  "2015-07-27 15:24:12" },
  { height:  579889 , difficulty:  4537369 , date:  "2015-07-27 15:24:20" },
  { height:  579890 , difficulty:  4548296 , date:  "2015-07-27 15:25:41" },
  { height:  579891 , difficulty:  4516207 , date:  "2015-07-27 15:26:43" },
  { height:  579892 , difficulty:  4511870 , date:  "2015-07-27 15:28:45" },
  { height:  579893 , difficulty:  4516597 , date:  "2015-07-27 15:29:05" },
  { height:  579894 , difficulty:  4517790 , date:  "2015-07-27 15:33:05" },
  { height:  579895 , difficulty:  4510849 , date:  "2015-07-27 15:33:10" },
  { height:  579896 , difficulty:  4506972 , date:  "2015-07-27 15:34:47" },
  { height:  579897 , difficulty:  4472207 , date:  "2015-07-27 15:35:54" },
  { height:  579898 , difficulty:  4465694 , date:  "2015-07-27 15:36:50" },
  { height:  579899 , difficulty:  4465318 , date:  "2015-07-27 15:38:37" },
  { height:  579900 , difficulty:  4462073 , date:  "2015-07-27 15:39:45" },
  { height:  579901 , difficulty:  4460939 , date:  "2015-07-27 15:41:50" },
  { height:  579902 , difficulty:  4463404 , date:  "2015-07-27 15:42:57" },
  { height:  579903 , difficulty:  4459855 , date:  "2015-07-27 15:43:02" },
  { height:  579904 , difficulty:  4454515 , date:  "2015-07-27 15:46:11" },
  { height:  579905 , difficulty:  4471051 , date:  "2015-07-27 15:46:21" },
  { height:  579906 , difficulty:  4470937 , date:  "2015-07-27 15:46:45" },
  { height:  579907 , difficulty:  4446768 , date:  "2015-07-27 15:47:06" },
  { height:  579908 , difficulty:  4449802 , date:  "2015-07-27 15:47:09" },
  { height:  579909 , difficulty:  4446961 , date:  "2015-07-27 15:47:28" },
  { height:  579910 , difficulty:  4426134 , date:  "2015-07-27 15:48:20" },
  { height:  579911 , difficulty:  4414441 , date:  "2015-07-27 15:50:02" },
  { height:  579912 , difficulty:  4416754 , date:  "2015-07-27 15:53:25" },
  { height:  579913 , difficulty:  4416272 , date:  "2015-07-27 15:53:28" },
  { height:  579914 , difficulty:  4415522 , date:  "2015-07-27 15:58:34" },
  { height:  579915 , difficulty:  4424424 , date:  "2015-07-27 15:58:50" },
  { height:  579916 , difficulty:  4418738 , date:  "2015-07-27 15:59:31" },
  { height:  579917 , difficulty:  4423127 , date:  "2015-07-27 15:59:42" },
  { height:  579918 , difficulty:  4420748 , date:  "2015-07-27 16:00:02" },
  { height:  579919 , difficulty:  4430346 , date:  "2015-07-27 16:02:59" },
  { height:  579920 , difficulty:  4438833 , date:  "2015-07-27 16:03:20" },
  { height:  579921 , difficulty:  4444505 , date:  "2015-07-27 16:07:47" },
  { height:  579922 , difficulty:  4443646 , date:  "2015-07-27 16:08:45" },
  { height:  579923 , difficulty:  4440563 , date:  "2015-07-27 16:10:46" },
  { height:  579924 , difficulty:  4442249 , date:  "2015-07-27 16:16:54" },
  { height:  579925 , difficulty:  4453792 , date:  "2015-07-27 16:17:11" },
  { height:  579926 , difficulty:  4450412 , date:  "2015-07-27 16:18:36" },
  { height:  579927 , difficulty:  4444307 , date:  "2015-07-27 16:19:17" },
  { height:  579928 , difficulty:  4446719 , date:  "2015-07-27 16:19:20" },
  { height:  579929 , difficulty:  4434414 , date:  "2015-07-27 16:19:23" },
  { height:  579930 , difficulty:  4435070 , date:  "2015-07-27 16:20:16" },
  { height:  579931 , difficulty:  4449096 , date:  "2015-07-27 16:22:23" },
  { height:  579932 , difficulty:  4451926 , date:  "2015-07-27 16:24:18" },
  { height:  579933 , difficulty:  4439199 , date:  "2015-07-27 16:26:32" },
  { height:  579934 , difficulty:  4453147 , date:  "2015-07-27 16:28:55" },
  { height:  579935 , difficulty:  4475841 , date:  "2015-07-27 16:30:21" },
  { height:  579936 , difficulty:  4464539 , date:  "2015-07-27 16:31:00" },
  { height:  579937 , difficulty:  4458802 , date:  "2015-07-27 16:31:15" },
  { height:  579938 , difficulty:  4470643 , date:  "2015-07-27 16:31:18" },
  { height:  579939 , difficulty:  4467853 , date:  "2015-07-27 16:31:36" },
  { height:  579940 , difficulty:  4469800 , date:  "2015-07-27 16:32:38" },
  { height:  579941 , difficulty:  4473047 , date:  "2015-07-27 16:34:29" },
  { height:  579942 , difficulty:  4468528 , date:  "2015-07-27 16:34:55" },
  { height:  579943 , difficulty:  4474825 , date:  "2015-07-27 16:35:39" },
  { height:  579944 , difficulty:  4475523 , date:  "2015-07-27 16:36:06" },
  { height:  579945 , difficulty:  4482528 , date:  "2015-07-27 16:37:27" },
  { height:  579946 , difficulty:  4479045 , date:  "2015-07-27 16:39:04" },
  { height:  579947 , difficulty:  4469152 , date:  "2015-07-27 16:39:05" },
  { height:  579948 , difficulty:  4462794 , date:  "2015-07-27 16:39:54" },
  { height:  579949 , difficulty:  4486731 , date:  "2015-07-27 16:40:08" },
  { height:  579950 , difficulty:  4487326 , date:  "2015-07-27 16:40:13" },
  { height:  579951 , difficulty:  4503641 , date:  "2015-07-27 16:40:34" },
  { height:  579952 , difficulty:  4505736 , date:  "2015-07-27 16:40:52" },
  { height:  579953 , difficulty:  4492562 , date:  "2015-07-27 16:41:10" },
  { height:  579954 , difficulty:  4490884 , date:  "2015-07-27 16:46:07" },
  { height:  579955 , difficulty:  4490294 , date:  "2015-07-27 16:47:17" },
  { height:  579956 , difficulty:  4500330 , date:  "2015-07-27 16:48:17" },
  { height:  579957 , difficulty:  4489911 , date:  "2015-07-27 16:49:07" },
  { height:  579958 , difficulty:  4532881 , date:  "2015-07-27 16:49:27" },
  { height:  579959 , difficulty:  4522430 , date:  "2015-07-27 16:49:53" },
  { height:  579960 , difficulty:  4511794 , date:  "2015-07-27 16:50:04" },
  { height:  579961 , difficulty:  4520482 , date:  "2015-07-27 16:50:24" },
  { height:  579962 , difficulty:  4525831 , date:  "2015-07-27 16:52:32" },
  { height:  579963 , difficulty:  4515068 , date:  "2015-07-27 16:52:53" },
  { height:  579964 , difficulty:  4515399 , date:  "2015-07-27 16:52:55" },
  { height:  579965 , difficulty:  4524356 , date:  "2015-07-27 16:53:19" },
  { height:  579966 , difficulty:  4515922 , date:  "2015-07-27 16:53:41" },
  { height:  579967 , difficulty:  4521552 , date:  "2015-07-27 16:57:06" },
  { height:  579968 , difficulty:  4514158 , date:  "2015-07-27 17:00:48" },
  { height:  579969 , difficulty:  4511635 , date:  "2015-07-27 17:01:26" },
  { height:  579970 , difficulty:  4495775 , date:  "2015-07-27 17:01:59" },
  { height:  579971 , difficulty:  4494918 , date:  "2015-07-27 17:04:02" },
  { height:  579972 , difficulty:  4487915 , date:  "2015-07-27 17:04:16" },
  { height:  579973 , difficulty:  4480220 , date:  "2015-07-27 17:04:56" },
  { height:  579974 , difficulty:  4473195 , date:  "2015-07-27 17:07:10" },
  { height:  579975 , difficulty:  4463259 , date:  "2015-07-27 17:08:05" },
  { height:  579976 , difficulty:  4462081 , date:  "2015-07-27 17:08:51" },
  { height:  579977 , difficulty:  4447494 , date:  "2015-07-27 17:10:23" },
  { height:  579978 , difficulty:  4444218 , date:  "2015-07-27 17:10:30" },
  { height:  579979 , difficulty:  4447763 , date:  "2015-07-27 17:10:38" },
  { height:  579980 , difficulty:  4426284 , date:  "2015-07-27 17:10:44" },
  { height:  579981 , difficulty:  4444713 , date:  "2015-07-27 17:11:43" },
  { height:  579982 , difficulty:  4449490 , date:  "2015-07-27 17:17:30" },
  { height:  579983 , difficulty:  4445749 , date:  "2015-07-27 17:17:53" },
  { height:  579984 , difficulty:  4460000 , date:  "2015-07-27 17:18:28" },
  { height:  579985 , difficulty:  4465211 , date:  "2015-07-27 17:19:09" },
  { height:  579986 , difficulty:  4469952 , date:  "2015-07-27 17:19:11" },
  { height:  579987 , difficulty:  4457746 , date:  "2015-07-27 17:24:19" },
  { height:  579988 , difficulty:  4450541 , date:  "2015-07-27 17:24:50" },
  { height:  579989 , difficulty:  4449069 , date:  "2015-07-27 17:25:41" },
  { height:  579990 , difficulty:  4414846 , date:  "2015-07-27 17:25:53" },
  { height:  579991 , difficulty:  4429601 , date:  "2015-07-27 17:26:40" },
  { height:  579992 , difficulty:  4423654 , date:  "2015-07-27 17:26:46" },
  { height:  579993 , difficulty:  4447093 , date:  "2015-07-27 17:29:09" },
  { height:  579994 , difficulty:  4443903 , date:  "2015-07-27 17:30:35" },
  { height:  579995 , difficulty:  4429594 , date:  "2015-07-27 17:30:46" },
  { height:  579996 , difficulty:  4454839 , date:  "2015-07-27 17:31:00" },
  { height:  579997 , difficulty:  4424842 , date:  "2015-07-27 17:31:04" },
  { height:  579998 , difficulty:  4419925 , date:  "2015-07-27 17:31:25" },
  { height:  579999 , difficulty:  4405685 , date:  "2015-07-27 17:31:27" },
  { height:  580000 , difficulty:  4367050 , date:  "2015-07-27 17:35:11" },
  { height:  580001 , difficulty:  4364985 , date:  "2015-07-27 17:35:17" },
  { height:  580002 , difficulty:  4362723 , date:  "2015-07-27 17:36:28" },
  { height:  580003 , difficulty:  4357019 , date:  "2015-07-27 17:37:42" },
  { height:  580004 , difficulty:  4365499 , date:  "2015-07-27 17:39:34" },
  { height:  580005 , difficulty:  4386189 , date:  "2015-07-27 17:40:18" },
  { height:  580006 , difficulty:  4379373 , date:  "2015-07-27 17:41:27" },
  { height:  580007 , difficulty:  4380714 , date:  "2015-07-27 17:41:37" },
  { height:  580008 , difficulty:  4371556 , date:  "2015-07-27 17:42:37" },
  { height:  580009 , difficulty:  4374149 , date:  "2015-07-27 17:46:36" },
  { height:  580010 , difficulty:  4364114 , date:  "2015-07-27 17:47:16" },
  { height:  580011 , difficulty:  4353782 , date:  "2015-07-27 17:51:29" },
  { height:  580012 , difficulty:  4357197 , date:  "2015-07-27 17:54:45" },
  { height:  580013 , difficulty:  4360308 , date:  "2015-07-27 17:55:35" },
  { height:  580014 , difficulty:  4358829 , date:  "2015-07-27 17:55:36" },
  { height:  580015 , difficulty:  4360157 , date:  "2015-07-27 17:56:29" },
  { height:  580016 , difficulty:  4365153 , date:  "2015-07-27 17:57:02" },
  { height:  580017 , difficulty:  4374166 , date:  "2015-07-27 17:57:14" },
  { height:  580018 , difficulty:  4376035 , date:  "2015-07-27 17:57:32" },
  { height:  580019 , difficulty:  4374905 , date:  "2015-07-27 18:00:38" },
  { height:  580020 , difficulty:  4379142 , date:  "2015-07-27 18:03:39" },
  { height:  580021 , difficulty:  4378448 , date:  "2015-07-27 18:04:08" },
  { height:  580022 , difficulty:  4367942 , date:  "2015-07-27 18:06:38" },
  { height:  580023 , difficulty:  4368569 , date:  "2015-07-27 18:06:42" },
  { height:  580024 , difficulty:  4363085 , date:  "2015-07-27 18:07:33" },
  { height:  580025 , difficulty:  4385135 , date:  "2015-07-27 18:07:40" },
  { height:  580026 , difficulty:  4385902 , date:  "2015-07-27 18:08:15" },
  { height:  580027 , difficulty:  4382493 , date:  "2015-07-27 18:09:53" },
  { height:  580028 , difficulty:  4382595 , date:  "2015-07-27 18:13:56" },
  { height:  580029 , difficulty:  4397038 , date:  "2015-07-27 18:14:29" },
  { height:  580030 , difficulty:  4364436 , date:  "2015-07-27 18:14:31" },
  { height:  580031 , difficulty:  4357425 , date:  "2015-07-27 18:14:42" },
  { height:  580032 , difficulty:  4362017 , date:  "2015-07-27 18:15:57" },
  { height:  580033 , difficulty:  4355664 , date:  "2015-07-27 18:16:21" },
  { height:  580034 , difficulty:  4354928 , date:  "2015-07-27 18:16:59" },
  { height:  580035 , difficulty:  4355209 , date:  "2015-07-27 18:17:03" },
  { height:  580036 , difficulty:  4374882 , date:  "2015-07-27 18:18:13" },
  { height:  580037 , difficulty:  4373937 , date:  "2015-07-27 18:18:46" },
  { height:  580038 , difficulty:  4361637 , date:  "2015-07-27 18:21:05" },
  { height:  580039 , difficulty:  4390425 , date:  "2015-07-27 18:21:48" },
  { height:  580040 , difficulty:  4389090 , date:  "2015-07-27 18:22:57" },
  { height:  580041 , difficulty:  4390229 , date:  "2015-07-27 18:24:28" },
  { height:  580042 , difficulty:  4390072 , date:  "2015-07-27 18:25:42" },
  { height:  580043 , difficulty:  4372276 , date:  "2015-07-27 18:28:37" },
  { height:  580044 , difficulty:  4355962 , date:  "2015-07-27 18:33:00" },
  { height:  580045 , difficulty:  4358848 , date:  "2015-07-27 18:33:27" },
  { height:  580046 , difficulty:  4354883 , date:  "2015-07-27 18:35:42" },
  { height:  580047 , difficulty:  4347139 , date:  "2015-07-27 18:35:53" },
  { height:  580048 , difficulty:  4346848 , date:  "2015-07-27 18:36:00" },
  { height:  580049 , difficulty:  4348745 , date:  "2015-07-27 18:36:19" },
  { height:  580050 , difficulty:  4333654 , date:  "2015-07-27 18:36:36" },
  { height:  580051 , difficulty:  4330498 , date:  "2015-07-27 18:38:43" },
  { height:  580052 , difficulty:  4327243 , date:  "2015-07-27 18:39:15" },
  { height:  580053 , difficulty:  4328338 , date:  "2015-07-27 18:39:22" },
  { height:  580054 , difficulty:  4333057 , date:  "2015-07-27 18:40:55" },
  { height:  580055 , difficulty:  4342595 , date:  "2015-07-27 18:41:01" },
  { height:  580056 , difficulty:  4341200 , date:  "2015-07-27 18:41:26" },
  { height:  580057 , difficulty:  4335019 , date:  "2015-07-27 18:42:45" },
  { height:  580058 , difficulty:  4301584 , date:  "2015-07-27 18:42:51" },
  { height:  580059 , difficulty:  4303746 , date:  "2015-07-27 18:43:24" },
  { height:  580060 , difficulty:  4306271 , date:  "2015-07-27 18:44:51" },
  { height:  580061 , difficulty:  4301170 , date:  "2015-07-27 18:46:40" },
  { height:  580062 , difficulty:  4308474 , date:  "2015-07-27 18:46:44" },
  { height:  580063 , difficulty:  4285617 , date:  "2015-07-27 18:53:10" },
  { height:  580064 , difficulty:  4281546 , date:  "2015-07-27 18:53:57" },
  { height:  580065 , difficulty:  4278903 , date:  "2015-07-27 18:54:48" },
  { height:  580066 , difficulty:  4283261 , date:  "2015-07-27 18:55:24" },
  { height:  580067 , difficulty:  4280712 , date:  "2015-07-27 18:55:28" },
  { height:  580068 , difficulty:  4289396 , date:  "2015-07-27 18:56:18" },
  { height:  580069 , difficulty:  4274171 , date:  "2015-07-27 18:57:19" },
  { height:  580070 , difficulty:  4275633 , date:  "2015-07-27 18:58:51" },
  { height:  580071 , difficulty:  4274999 , date:  "2015-07-27 18:59:06" },
  { height:  580072 , difficulty:  4278818 , date:  "2015-07-27 19:00:50" },
  { height:  580073 , difficulty:  4285990 , date:  "2015-07-27 19:01:51" },
  { height:  580074 , difficulty:  4282891 , date:  "2015-07-27 19:01:59" },
  { height:  580075 , difficulty:  4282027 , date:  "2015-07-27 19:02:46" },
  { height:  580076 , difficulty:  4259451 , date:  "2015-07-27 19:04:08" },
  { height:  580077 , difficulty:  4267470 , date:  "2015-07-27 19:04:13" },
  { height:  580078 , difficulty:  4259296 , date:  "2015-07-27 19:07:39" },
  { height:  580079 , difficulty:  4267490 , date:  "2015-07-27 19:08:17" },
  { height:  580080 , difficulty:  4254933 , date:  "2015-07-27 19:08:44" },
  { height:  580081 , difficulty:  4255052 , date:  "2015-07-27 19:08:50" },
  { height:  580082 , difficulty:  4247143 , date:  "2015-07-27 19:08:51" },
  { height:  580083 , difficulty:  4252931 , date:  "2015-07-27 19:09:50" },
  { height:  580084 , difficulty:  4247640 , date:  "2015-07-27 19:10:05" },
  { height:  580085 , difficulty:  4234624 , date:  "2015-07-27 19:11:25" },
  { height:  580086 , difficulty:  4233394 , date:  "2015-07-27 19:13:08" },
  { height:  580087 , difficulty:  4208404 , date:  "2015-07-27 19:14:15" },
  { height:  580088 , difficulty:  4197109 , date:  "2015-07-27 19:15:11" },
  { height:  580089 , difficulty:  4192595 , date:  "2015-07-27 19:18:03" },
  { height:  580090 , difficulty:  4191140 , date:  "2015-07-27 19:19:06" },
  { height:  580091 , difficulty:  4188102 , date:  "2015-07-27 19:19:10" },
  { height:  580092 , difficulty:  4188248 , date:  "2015-07-27 19:19:20" },
  { height:  580093 , difficulty:  4185981 , date:  "2015-07-27 19:20:36" },
  { height:  580094 , difficulty:  4189935 , date:  "2015-07-27 19:20:37" },
  { height:  580095 , difficulty:  4174258 , date:  "2015-07-27 19:21:29" },
  { height:  580096 , difficulty:  4155492 , date:  "2015-07-27 19:22:05" },
  { height:  580097 , difficulty:  4179412 , date:  "2015-07-27 19:22:26" },
  { height:  580098 , difficulty:  4165558 , date:  "2015-07-27 19:24:22" },
  { height:  580099 , difficulty:  4168593 , date:  "2015-07-27 19:24:48" },
  { height:  580100 , difficulty:  4165542 , date:  "2015-07-27 19:26:18" },
  { height:  580101 , difficulty:  4179366 , date:  "2015-07-27 19:29:03" },
  { height:  580102 , difficulty:  4177062 , date:  "2015-07-27 19:29:22" },
  { height:  580103 , difficulty:  4170016 , date:  "2015-07-27 19:29:35" },
  { height:  580104 , difficulty:  4153215 , date:  "2015-07-27 19:29:51" },
  { height:  580105 , difficulty:  4148820 , date:  "2015-07-27 19:30:18" },
  { height:  580106 , difficulty:  4161141 , date:  "2015-07-27 19:31:34" },
  { height:  580107 , difficulty:  4158993 , date:  "2015-07-27 19:31:37" },
  { height:  580108 , difficulty:  4181869 , date:  "2015-07-27 19:32:57" },
  { height:  580109 , difficulty:  4179117 , date:  "2015-07-27 19:33:49" },
  { height:  580110 , difficulty:  4184378 , date:  "2015-07-27 19:35:52" },
  { height:  580111 , difficulty:  4183206 , date:  "2015-07-27 19:35:56" },
  { height:  580112 , difficulty:  4179128 , date:  "2015-07-27 19:36:25" },
  { height:  580113 , difficulty:  4175537 , date:  "2015-07-27 19:37:41" },
  { height:  580114 , difficulty:  4167383 , date:  "2015-07-27 19:37:55" },
  { height:  580115 , difficulty:  4164372 , date:  "2015-07-27 19:42:01" },
  { height:  580116 , difficulty:  4160363 , date:  "2015-07-27 19:42:01" },
  { height:  580117 , difficulty:  4150489 , date:  "2015-07-27 19:44:04" },
  { height:  580118 , difficulty:  4148162 , date:  "2015-07-27 19:44:52" },
  { height:  580119 , difficulty:  4139188 , date:  "2015-07-27 19:45:03" },
  { height:  580120 , difficulty:  4124620 , date:  "2015-07-27 19:47:56" },
  { height:  580121 , difficulty:  4125865 , date:  "2015-07-27 19:48:18" },
  { height:  580122 , difficulty:  4112051 , date:  "2015-07-27 19:49:01" },
  { height:  580123 , difficulty:  4120402 , date:  "2015-07-27 19:49:29" },
  { height:  580124 , difficulty:  4129261 , date:  "2015-07-27 19:50:13" },
  { height:  580125 , difficulty:  4126315 , date:  "2015-07-27 19:51:09" },
  { height:  580126 , difficulty:  4132951 , date:  "2015-07-27 19:52:25" },
  { height:  580127 , difficulty:  4122796 , date:  "2015-07-27 19:53:24" },
  { height:  580128 , difficulty:  4119141 , date:  "2015-07-27 19:53:29" },
  { height:  580129 , difficulty:  4123230 , date:  "2015-07-27 19:55:35" },
  { height:  580130 , difficulty:  4119786 , date:  "2015-07-27 19:56:38" },
  { height:  580131 , difficulty:  4124701 , date:  "2015-07-27 19:56:51" },
  { height:  580132 , difficulty:  4121551 , date:  "2015-07-27 19:58:28" },
  { height:  580133 , difficulty:  4113450 , date:  "2015-07-27 20:01:22" },
  { height:  580134 , difficulty:  4134276 , date:  "2015-07-27 20:01:36" },
  { height:  580135 , difficulty:  4135713 , date:  "2015-07-27 20:02:08" },
  { height:  580136 , difficulty:  4154226 , date:  "2015-07-27 20:02:10" },
  { height:  580137 , difficulty:  4147670 , date:  "2015-07-27 20:02:56" },
  { height:  580138 , difficulty:  4148307 , date:  "2015-07-27 20:04:48" },
  { height:  580139 , difficulty:  4111947 , date:  "2015-07-27 20:06:07" },
  { height:  580140 , difficulty:  4108953 , date:  "2015-07-27 20:06:16" },
  { height:  580141 , difficulty:  4107891 , date:  "2015-07-27 20:07:29" },
  { height:  580142 , difficulty:  4103374 , date:  "2015-07-27 20:07:30" },
  { height:  580143 , difficulty:  4105985 , date:  "2015-07-27 20:09:17" },
  { height:  580144 , difficulty:  4106199 , date:  "2015-07-27 20:13:54" },
  { height:  580145 , difficulty:  4100029 , date:  "2015-07-27 20:13:56" },
  { height:  580146 , difficulty:  4119193 , date:  "2015-07-27 20:15:23" },
  { height:  580147 , difficulty:  4118603 , date:  "2015-07-27 20:16:04" },
  { height:  580148 , difficulty:  4113364 , date:  "2015-07-27 20:16:30" },
  { height:  580149 , difficulty:  4118161 , date:  "2015-07-27 20:16:32" },
  { height:  580150 , difficulty:  4121205 , date:  "2015-07-27 20:18:39" },
  { height:  580151 , difficulty:  4116158 , date:  "2015-07-27 20:18:44" },
  { height:  580152 , difficulty:  4113609 , date:  "2015-07-27 20:19:01" },
  { height:  580153 , difficulty:  4111868 , date:  "2015-07-27 20:20:04" },
  { height:  580154 , difficulty:  4091827 , date:  "2015-07-27 20:20:54" },
  { height:  580155 , difficulty:  4089922 , date:  "2015-07-27 20:21:00" },
  { height:  580156 , difficulty:  4095705 , date:  "2015-07-27 20:21:37" },
  { height:  580157 , difficulty:  4094257 , date:  "2015-07-27 20:22:45" },
  { height:  580158 , difficulty:  4113542 , date:  "2015-07-27 20:22:45" },
  { height:  580159 , difficulty:  4110622 , date:  "2015-07-27 20:22:49" },
  { height:  580160 , difficulty:  4112662 , date:  "2015-07-27 20:23:37" },
  { height:  580161 , difficulty:  4125555 , date:  "2015-07-27 20:23:38" },
  { height:  580162 , difficulty:  4113884 , date:  "2015-07-27 20:24:35" },
  { height:  580163 , difficulty:  4109140 , date:  "2015-07-27 20:26:21" },
  { height:  580164 , difficulty:  4150889 , date:  "2015-07-27 20:27:58" },
  { height:  580165 , difficulty:  4137122 , date:  "2015-07-27 20:28:08" },
  { height:  580166 , difficulty:  4133264 , date:  "2015-07-27 20:28:09" },
  { height:  580167 , difficulty:  4133059 , date:  "2015-07-27 20:28:45" },
  { height:  580168 , difficulty:  4134636 , date:  "2015-07-27 20:29:07" },
  { height:  580169 , difficulty:  4125616 , date:  "2015-07-27 20:30:21" },
  { height:  580170 , difficulty:  4125585 , date:  "2015-07-27 20:30:27" },
  { height:  580171 , difficulty:  4119044 , date:  "2015-07-27 20:31:08" },
  { height:  580172 , difficulty:  4115414 , date:  "2015-07-27 20:32:07" },
  { height:  580173 , difficulty:  4112662 , date:  "2015-07-27 20:34:27" },
  { height:  580174 , difficulty:  4107541 , date:  "2015-07-27 20:35:43" },
  { height:  580175 , difficulty:  4103511 , date:  "2015-07-27 20:35:49" },
  { height:  580176 , difficulty:  4095291 , date:  "2015-07-27 20:35:55" },
  { height:  580177 , difficulty:  4083179 , date:  "2015-07-27 20:36:20" },
  { height:  580178 , difficulty:  4086383 , date:  "2015-07-27 20:36:21" },
  { height:  580179 , difficulty:  4083570 , date:  "2015-07-27 20:39:02" },
  { height:  580180 , difficulty:  4083356 , date:  "2015-07-27 20:43:34" },
  { height:  580181 , difficulty:  4081189 , date:  "2015-07-27 20:43:41" },
  { height:  580182 , difficulty:  4072486 , date:  "2015-07-27 20:44:10" },
  { height:  580183 , difficulty:  4102106 , date:  "2015-07-27 20:49:19" },
  { height:  580184 , difficulty:  4095438 , date:  "2015-07-27 20:49:21" },
  { height:  580185 , difficulty:  4098048 , date:  "2015-07-27 20:52:59" },
  { height:  580186 , difficulty:  4088674 , date:  "2015-07-27 20:53:03" },
  { height:  580187 , difficulty:  4088360 , date:  "2015-07-27 20:55:35" },
  { height:  580188 , difficulty:  4085216 , date:  "2015-07-27 20:56:11" },
  { height:  580189 , difficulty:  4076725 , date:  "2015-07-27 20:56:18" },
  { height:  580190 , difficulty:  4074737 , date:  "2015-07-27 20:59:16" },
  { height:  580191 , difficulty:  4050122 , date:  "2015-07-27 21:00:05" },
  { height:  580192 , difficulty:  4103411 , date:  "2015-07-27 21:00:33" },
  { height:  580193 , difficulty:  4093827 , date:  "2015-07-27 21:00:35" },
  { height:  580194 , difficulty:  4089753 , date:  "2015-07-27 21:03:31" },
  { height:  580195 , difficulty:  4089201 , date:  "2015-07-27 21:06:18" },
  { height:  580196 , difficulty:  4073072 , date:  "2015-07-27 21:06:56" },
  { height:  580197 , difficulty:  4070289 , date:  "2015-07-27 21:06:58" },
  { height:  580198 , difficulty:  4067189 , date:  "2015-07-27 21:07:44" },
  { height:  580199 , difficulty:  4069059 , date:  "2015-07-27 21:08:41" },
  { height:  580200 , difficulty:  4071827 , date:  "2015-07-27 21:14:12" },
  { height:  580201 , difficulty:  4065355 , date:  "2015-07-27 21:14:15" },
  { height:  580202 , difficulty:  4059690 , date:  "2015-07-27 21:14:44" },
  { height:  580203 , difficulty:  4057883 , date:  "2015-07-27 21:18:57" },
  { height:  580204 , difficulty:  4057227 , date:  "2015-07-27 21:19:03" },
  { height:  580205 , difficulty:  4043779 , date:  "2015-07-27 21:19:44" },
  { height:  580206 , difficulty:  4068528 , date:  "2015-07-27 21:22:13" },
  { height:  580207 , difficulty:  4085748 , date:  "2015-07-27 21:24:45" },
  { height:  580208 , difficulty:  4083731 , date:  "2015-07-27 21:25:31" },
  { height:  580209 , difficulty:  4085029 , date:  "2015-07-27 21:25:52" },
  { height:  580210 , difficulty:  4082464 , date:  "2015-07-27 21:26:45" },
  { height:  580211 , difficulty:  4084521 , date:  "2015-07-27 21:26:59" },
  { height:  580212 , difficulty:  4083027 , date:  "2015-07-27 21:28:58" },
  { height:  580213 , difficulty:  4096196 , date:  "2015-07-27 21:29:09" },
  { height:  580214 , difficulty:  4084626 , date:  "2015-07-27 21:29:48" },
  { height:  580215 , difficulty:  4082356 , date:  "2015-07-27 21:31:25" },
  { height:  580216 , difficulty:  4082243 , date:  "2015-07-27 21:32:32" },
  { height:  580217 , difficulty:  4076728 , date:  "2015-07-27 21:32:49" },
  { height:  580218 , difficulty:  4085243 , date:  "2015-07-27 21:33:33" },
  { height:  580219 , difficulty:  4084913 , date:  "2015-07-27 21:34:53" },
  { height:  580220 , difficulty:  4061001 , date:  "2015-07-27 21:35:37" },
  { height:  580221 , difficulty:  4059560 , date:  "2015-07-27 21:36:27" },
  { height:  580222 , difficulty:  4051215 , date:  "2015-07-27 21:37:30" },
  { height:  580223 , difficulty:  4047633 , date:  "2015-07-27 21:42:33" },
  { height:  580224 , difficulty:  4044348 , date:  "2015-07-27 21:43:13" },
  { height:  580225 , difficulty:  4046994 , date:  "2015-07-27 21:48:19" },
  { height:  580226 , difficulty:  4039290 , date:  "2015-07-27 21:48:22" },
  { height:  580227 , difficulty:  4049459 , date:  "2015-07-27 21:50:08" },
  { height:  580228 , difficulty:  4054219 , date:  "2015-07-27 21:50:32" },
  { height:  580229 , difficulty:  4046983 , date:  "2015-07-27 21:50:40" },
  { height:  580230 , difficulty:  4043606 , date:  "2015-07-27 21:50:49" },
  { height:  580231 , difficulty:  4041876 , date:  "2015-07-27 21:54:25" },
  { height:  580232 , difficulty:  4049187 , date:  "2015-07-27 21:55:39" },
  { height:  580233 , difficulty:  4041453 , date:  "2015-07-27 21:59:03" },
  { height:  580234 , difficulty:  4040579 , date:  "2015-07-27 21:59:18" },
  { height:  580235 , difficulty:  4048641 , date:  "2015-07-27 22:00:27" },
  { height:  580236 , difficulty:  4058602 , date:  "2015-07-27 22:00:31" },
  { height:  580237 , difficulty:  4059652 , date:  "2015-07-27 22:02:34" },
  { height:  580238 , difficulty:  4055489 , date:  "2015-07-27 22:04:57" },
  { height:  580239 , difficulty:  4056988 , date:  "2015-07-27 22:05:43" },
  { height:  580240 , difficulty:  4052664 , date:  "2015-07-27 22:06:57" },
  { height:  580241 , difficulty:  4055856 , date:  "2015-07-27 22:08:15" },
  { height:  580242 , difficulty:  4055422 , date:  "2015-07-27 22:09:14" },
  { height:  580243 , difficulty:  4054981 , date:  "2015-07-27 22:09:44" },
  { height:  580244 , difficulty:  4060234 , date:  "2015-07-27 22:12:04" },
  { height:  580245 , difficulty:  4051818 , date:  "2015-07-27 22:12:55" },
  { height:  580246 , difficulty:  4058580 , date:  "2015-07-27 22:13:06" },
  { height:  580247 , difficulty:  4080880 , date:  "2015-07-27 22:13:29" },
  { height:  580248 , difficulty:  4075009 , date:  "2015-07-27 22:14:50" },
  { height:  580249 , difficulty:  4068156 , date:  "2015-07-27 22:17:18" },
  { height:  580250 , difficulty:  4062012 , date:  "2015-07-27 22:18:52" },
  { height:  580251 , difficulty:  4062559 , date:  "2015-07-27 22:18:53" },
  { height:  580252 , difficulty:  4065658 , date:  "2015-07-27 22:19:21" },
  { height:  580253 , difficulty:  4065078 , date:  "2015-07-27 22:19:47" },
  { height:  580254 , difficulty:  4081754 , date:  "2015-07-27 22:19:49" },
  { height:  580255 , difficulty:  4069548 , date:  "2015-07-27 22:20:00" },
  { height:  580256 , difficulty:  4042980 , date:  "2015-07-27 22:21:57" },
  { height:  580257 , difficulty:  4046405 , date:  "2015-07-27 22:23:00" },
  { height:  580258 , difficulty:  4052267 , date:  "2015-07-27 22:24:06" },
  { height:  580259 , difficulty:  4021685 , date:  "2015-07-27 22:24:11" },
  { height:  580260 , difficulty:  4021736 , date:  "2015-07-27 22:25:04" },
  { height:  580261 , difficulty:  3999723 , date:  "2015-07-27 22:25:35" },
  { height:  580262 , difficulty:  4001116 , date:  "2015-07-27 22:26:00" },
  { height:  580263 , difficulty:  3986618 , date:  "2015-07-27 22:26:41" },
  { height:  580264 , difficulty:  4003887 , date:  "2015-07-27 22:33:36" },
  { height:  580265 , difficulty:  4001972 , date:  "2015-07-27 22:33:39" },
  { height:  580266 , difficulty:  3989592 , date:  "2015-07-27 22:33:44" },
  { height:  580267 , difficulty:  3987149 , date:  "2015-07-27 22:34:27" },
  { height:  580268 , difficulty:  3994361 , date:  "2015-07-27 22:36:08" },
  { height:  580269 , difficulty:  3993399 , date:  "2015-07-27 22:38:23" },
  { height:  580270 , difficulty:  3979916 , date:  "2015-07-27 22:38:24" },
  { height:  580271 , difficulty:  3981238 , date:  "2015-07-27 22:41:25" },
  { height:  580272 , difficulty:  3978342 , date:  "2015-07-27 22:41:55" },
  { height:  580273 , difficulty:  3979175 , date:  "2015-07-27 22:42:11" },
  { height:  580274 , difficulty:  3975433 , date:  "2015-07-27 22:42:12" },
  { height:  580275 , difficulty:  3975984 , date:  "2015-07-27 22:45:15" },
  { height:  580276 , difficulty:  3943748 , date:  "2015-07-27 22:45:20" },
  { height:  580277 , difficulty:  3944838 , date:  "2015-07-27 22:47:10" },
  { height:  580278 , difficulty:  3960632 , date:  "2015-07-27 22:47:35" },
  { height:  580279 , difficulty:  3935666 , date:  "2015-07-27 22:48:58" },
  { height:  580280 , difficulty:  3940293 , date:  "2015-07-27 22:49:53" },
  { height:  580281 , difficulty:  3953292 , date:  "2015-07-27 22:49:55" },
  { height:  580282 , difficulty:  3951328 , date:  "2015-07-27 22:51:13" },
  { height:  580283 , difficulty:  3940859 , date:  "2015-07-27 22:51:54" },
  { height:  580284 , difficulty:  3963514 , date:  "2015-07-27 22:52:50" },
  { height:  580285 , difficulty:  3964677 , date:  "2015-07-27 22:52:54" },
  { height:  580286 , difficulty:  3966024 , date:  "2015-07-27 22:52:57" },
  { height:  580287 , difficulty:  3964043 , date:  "2015-07-27 22:54:49" },
  { height:  580288 , difficulty:  3963200 , date:  "2015-07-27 23:01:31" },
  { height:  580289 , difficulty:  3962029 , date:  "2015-07-27 23:01:33" },
  { height:  580290 , difficulty:  3957326 , date:  "2015-07-27 23:01:38" },
  { height:  580291 , difficulty:  3983996 , date:  "2015-07-27 23:02:24" },
  { height:  580292 , difficulty:  3980921 , date:  "2015-07-27 23:02:56" },
  { height:  580293 , difficulty:  3978319 , date:  "2015-07-27 23:03:05" },
  { height:  580294 , difficulty:  3982180 , date:  "2015-07-27 23:04:41" },
  { height:  580295 , difficulty:  3973646 , date:  "2015-07-27 23:05:06" },
  { height:  580296 , difficulty:  3979365 , date:  "2015-07-27 23:08:52" },
  { height:  580297 , difficulty:  3980090 , date:  "2015-07-27 23:12:31" },
  { height:  580298 , difficulty:  3972923 , date:  "2015-07-27 23:12:41" },
  { height:  580299 , difficulty:  3942959 , date:  "2015-07-27 23:13:53" },
  { height:  580300 , difficulty:  3947894 , date:  "2015-07-27 23:14:21" },
  { height:  580301 , difficulty:  3917712 , date:  "2015-07-27 23:14:35" },
  { height:  580302 , difficulty:  3916186 , date:  "2015-07-27 23:14:40" },
  { height:  580303 , difficulty:  3906126 , date:  "2015-07-27 23:14:53" },
  { height:  580304 , difficulty:  3929408 , date:  "2015-07-27 23:15:07" },
  { height:  580305 , difficulty:  3931169 , date:  "2015-07-27 23:15:27" },
  { height:  580306 , difficulty:  3929526 , date:  "2015-07-27 23:15:57" },
  { height:  580307 , difficulty:  3926080 , date:  "2015-07-27 23:16:10" },
  { height:  580308 , difficulty:  3918069 , date:  "2015-07-27 23:16:39" },
  { height:  580309 , difficulty:  3902330 , date:  "2015-07-27 23:17:55" },
  { height:  580310 , difficulty:  3900952 , date:  "2015-07-27 23:17:58" },
  { height:  580311 , difficulty:  3893391 , date:  "2015-07-27 23:20:53" },
  { height:  580312 , difficulty:  3892732 , date:  "2015-07-27 23:23:13" },
  { height:  580313 , difficulty:  3891401 , date:  "2015-07-27 23:23:19" },
  { height:  580314 , difficulty:  3881757 , date:  "2015-07-27 23:23:52" },
  { height:  580315 , difficulty:  3891535 , date:  "2015-07-27 23:24:54" },
  { height:  580316 , difficulty:  3883851 , date:  "2015-07-27 23:25:20" },
  { height:  580317 , difficulty:  3880163 , date:  "2015-07-27 23:26:21" },
  { height:  580318 , difficulty:  3876160 , date:  "2015-07-27 23:26:53" },
  { height:  580319 , difficulty:  3874099 , date:  "2015-07-27 23:28:31" },
  { height:  580320 , difficulty:  3867747 , date:  "2015-07-27 23:29:12" },
  { height:  580321 , difficulty:  3862569 , date:  "2015-07-27 23:30:19" },
  { height:  580322 , difficulty:  3863917 , date:  "2015-07-27 23:34:04" },
  { height:  580323 , difficulty:  3860492 , date:  "2015-07-27 23:35:32" },
  { height:  580324 , difficulty:  3856328 , date:  "2015-07-27 23:35:35" },
  { height:  580325 , difficulty:  3841631 , date:  "2015-07-27 23:37:15" },
  { height:  580326 , difficulty:  3845518 , date:  "2015-07-27 23:37:34" },
  { height:  580327 , difficulty:  3844408 , date:  "2015-07-27 23:37:36" },
  { height:  580328 , difficulty:  3868408 , date:  "2015-07-27 23:37:51" },
  { height:  580329 , difficulty:  3869202 , date:  "2015-07-27 23:38:45" },
  { height:  580330 , difficulty:  3867754 , date:  "2015-07-27 23:39:23" },
  { height:  580331 , difficulty:  3866653 , date:  "2015-07-27 23:42:13" },
  { height:  580332 , difficulty:  3863385 , date:  "2015-07-27 23:42:23" },
  { height:  580333 , difficulty:  3861510 , date:  "2015-07-27 23:42:29" },
  { height:  580334 , difficulty:  3854515 , date:  "2015-07-27 23:44:34" },
  { height:  580335 , difficulty:  3864082 , date:  "2015-07-27 23:46:46" },
  { height:  580336 , difficulty:  3858036 , date:  "2015-07-27 23:46:48" },
  { height:  580337 , difficulty:  3856248 , date:  "2015-07-27 23:47:14" },
  { height:  580338 , difficulty:  3852722 , date:  "2015-07-27 23:48:22" },
  { height:  580339 , difficulty:  3847979 , date:  "2015-07-27 23:50:08" },
  { height:  580340 , difficulty:  3809489 , date:  "2015-07-27 23:50:26" },
  { height:  580341 , difficulty:  3815721 , date:  "2015-07-27 23:50:27" },
  { height:  580342 , difficulty:  3814300 , date:  "2015-07-27 23:51:06" },
  { height:  580343 , difficulty:  3825057 , date:  "2015-07-27 23:51:32" },
  { height:  580344 , difficulty:  3821122 , date:  "2015-07-27 23:52:17" },
  { height:  580345 , difficulty:  3807519 , date:  "2015-07-27 23:52:50" },
  { height:  580346 , difficulty:  3809191 , date:  "2015-07-27 23:53:29" },
  { height:  580347 , difficulty:  3792725 , date:  "2015-07-27 23:53:33" },
  { height:  580348 , difficulty:  3790227 , date:  "2015-07-27 23:53:50" },
  { height:  580349 , difficulty:  3787285 , date:  "2015-07-27 23:53:55" },
  { height:  580350 , difficulty:  3792611 , date:  "2015-07-27 23:54:49" },
  { height:  580351 , difficulty:  3785731 , date:  "2015-07-27 23:55:03" },
  { height:  580352 , difficulty:  3793505 , date:  "2015-07-27 23:55:50" },
  { height:  580353 , difficulty:  3782565 , date:  "2015-07-27 23:55:54" },
  { height:  580354 , difficulty:  3779358 , date:  "2015-07-27 23:59:19" },
  { height:  580355 , difficulty:  3773716 , date:  "2015-07-28 00:01:47" },
  { height:  580356 , difficulty:  3768812 , date:  "2015-07-28 00:01:52" },
  { height:  580357 , difficulty:  3774752 , date:  "2015-07-28 00:02:10" },
  { height:  580358 , difficulty:  3768147 , date:  "2015-07-28 00:02:22" },
  { height:  580359 , difficulty:  3768929 , date:  "2015-07-28 00:02:45" },
  { height:  580360 , difficulty:  3771107 , date:  "2015-07-28 00:03:26" },
  { height:  580361 , difficulty:  3769488 , date:  "2015-07-28 00:03:33" },
  { height:  580362 , difficulty:  3777902 , date:  "2015-07-28 00:04:51" },
  { height:  580363 , difficulty:  3792885 , date:  "2015-07-28 00:06:37" },
  { height:  580364 , difficulty:  3756078 , date:  "2015-07-28 00:06:51" },
  { height:  580365 , difficulty:  3762230 , date:  "2015-07-28 00:09:52" },
  { height:  580366 , difficulty:  3760833 , date:  "2015-07-28 00:10:25" },
  { height:  580367 , difficulty:  3781842 , date:  "2015-07-28 00:10:29" },
  { height:  580368 , difficulty:  3778045 , date:  "2015-07-28 00:10:52" },
  { height:  580369 , difficulty:  3779238 , date:  "2015-07-28 00:11:07" },
  { height:  580370 , difficulty:  3770912 , date:  "2015-07-28 00:11:31" },
  { height:  580371 , difficulty:  3776206 , date:  "2015-07-28 00:12:12" },
  { height:  580372 , difficulty:  3755223 , date:  "2015-07-28 00:12:57" },
  { height:  580373 , difficulty:  3735866 , date:  "2015-07-28 00:13:33" },
  { height:  580374 , difficulty:  3748360 , date:  "2015-07-28 00:14:12" },
  { height:  580375 , difficulty:  3756376 , date:  "2015-07-28 00:14:14" },
  { height:  580376 , difficulty:  3759930 , date:  "2015-07-28 00:14:55" },
  { height:  580377 , difficulty:  3761490 , date:  "2015-07-28 00:21:24" },
  { height:  580378 , difficulty:  3778303 , date:  "2015-07-28 00:21:43" },
  { height:  580379 , difficulty:  3776082 , date:  "2015-07-28 00:22:15" },
  { height:  580380 , difficulty:  3774486 , date:  "2015-07-28 00:28:36" },
  { height:  580381 , difficulty:  3773696 , date:  "2015-07-28 00:28:41" },
  { height:  580382 , difficulty:  3775949 , date:  "2015-07-28 00:29:49" },
  { height:  580383 , difficulty:  3775187 , date:  "2015-07-28 00:30:29" },
  { height:  580384 , difficulty:  3773155 , date:  "2015-07-28 00:30:34" },
  { height:  580385 , difficulty:  3777013 , date:  "2015-07-28 00:31:02" },
  { height:  580386 , difficulty:  3777556 , date:  "2015-07-28 00:31:04" },
  { height:  580387 , difficulty:  3769207 , date:  "2015-07-28 00:31:26" },
  { height:  580388 , difficulty:  3759909 , date:  "2015-07-28 00:31:29" },
  { height:  580389 , difficulty:  3770545 , date:  "2015-07-28 00:32:49" },
  { height:  580390 , difficulty:  3768107 , date:  "2015-07-28 00:33:10" },
  { height:  580391 , difficulty:  3765079 , date:  "2015-07-28 00:33:40" },
  { height:  580392 , difficulty:  3769455 , date:  "2015-07-28 00:35:13" },
  { height:  580393 , difficulty:  3764325 , date:  "2015-07-28 00:35:44" },
  { height:  580394 , difficulty:  3763670 , date:  "2015-07-28 00:36:37" },
  { height:  580395 , difficulty:  3766303 , date:  "2015-07-28 00:39:15" },
  { height:  580396 , difficulty:  3764367 , date:  "2015-07-28 00:39:57" },
  { height:  580397 , difficulty:  3757206 , date:  "2015-07-28 00:41:11" },
  { height:  580398 , difficulty:  3739426 , date:  "2015-07-28 00:41:16" },
  { height:  580399 , difficulty:  3731986 , date:  "2015-07-28 00:41:20" },
  { height:  580400 , difficulty:  3730343 , date:  "2015-07-28 00:41:59" },
  { height:  580401 , difficulty:  3736703 , date:  "2015-07-28 00:43:19" },
  { height:  580402 , difficulty:  3744164 , date:  "2015-07-28 00:43:22" },
  { height:  580403 , difficulty:  3749876 , date:  "2015-07-28 00:45:02" },
  { height:  580404 , difficulty:  3747129 , date:  "2015-07-28 00:45:57" },
  { height:  580405 , difficulty:  3743239 , date:  "2015-07-28 00:47:41" },
  { height:  580406 , difficulty:  3740145 , date:  "2015-07-28 00:48:23" },
  { height:  580407 , difficulty:  3723771 , date:  "2015-07-28 00:48:58" },
  { height:  580408 , difficulty:  3740106 , date:  "2015-07-28 00:50:15" },
  { height:  580409 , difficulty:  3744349 , date:  "2015-07-28 00:50:26" },
  { height:  580410 , difficulty:  3734234 , date:  "2015-07-28 00:51:28" },
  { height:  580411 , difficulty:  3726138 , date:  "2015-07-28 00:52:38" },
  { height:  580412 , difficulty:  3727059 , date:  "2015-07-28 00:53:02" },
  { height:  580413 , difficulty:  3726824 , date:  "2015-07-28 00:53:21" },
  { height:  580414 , difficulty:  3722253 , date:  "2015-07-28 00:54:12" },
  { height:  580415 , difficulty:  3711418 , date:  "2015-07-28 00:55:39" },
  { height:  580416 , difficulty:  3710121 , date:  "2015-07-28 00:55:56" },
  { height:  580417 , difficulty:  3708586 , date:  "2015-07-28 00:55:59" },
  { height:  580418 , difficulty:  3707133 , date:  "2015-07-28 00:56:39" },
  { height:  580419 , difficulty:  3749455 , date:  "2015-07-28 00:58:32" },
  { height:  580420 , difficulty:  3744042 , date:  "2015-07-28 01:01:17" },
  { height:  580421 , difficulty:  3745960 , date:  "2015-07-28 01:01:58" },
  { height:  580422 , difficulty:  3741251 , date:  "2015-07-28 01:02:51" },
  { height:  580423 , difficulty:  3741082 , date:  "2015-07-28 01:03:29" },
  { height:  580424 , difficulty:  3738116 , date:  "2015-07-28 01:03:37" },
  { height:  580425 , difficulty:  3746959 , date:  "2015-07-28 01:04:04" },
  { height:  580426 , difficulty:  3743622 , date:  "2015-07-28 01:05:23" },
  { height:  580427 , difficulty:  3749175 , date:  "2015-07-28 01:05:29" },
  { height:  580428 , difficulty:  3743240 , date:  "2015-07-28 01:07:42" },
  { height:  580429 , difficulty:  3741563 , date:  "2015-07-28 01:08:13" },
  { height:  580430 , difficulty:  3730279 , date:  "2015-07-28 01:09:09" },
  { height:  580431 , difficulty:  3721094 , date:  "2015-07-28 01:09:51" },
  { height:  580432 , difficulty:  3726066 , date:  "2015-07-28 01:10:50" },
  { height:  580433 , difficulty:  3723565 , date:  "2015-07-28 01:11:29" },
  { height:  580434 , difficulty:  3743452 , date:  "2015-07-28 01:13:21" },
  { height:  580435 , difficulty:  3742554 , date:  "2015-07-28 01:13:26" },
  { height:  580436 , difficulty:  3736987 , date:  "2015-07-28 01:14:01" },
  { height:  580437 , difficulty:  3769750 , date:  "2015-07-28 01:14:05" },
  { height:  580438 , difficulty:  3769338 , date:  "2015-07-28 01:15:33" },
  { height:  580439 , difficulty:  3774230 , date:  "2015-07-28 01:15:56" },
  { height:  580440 , difficulty:  3824155 , date:  "2015-07-28 01:19:40" },
  { height:  580441 , difficulty:  3805903 , date:  "2015-07-28 01:19:44" },
  { height:  580442 , difficulty:  3809587 , date:  "2015-07-28 01:22:29" },
  { height:  580443 , difficulty:  3818726 , date:  "2015-07-28 01:22:37" },
  { height:  580444 , difficulty:  3818082 , date:  "2015-07-28 01:25:28" },
  { height:  580445 , difficulty:  3819792 , date:  "2015-07-28 01:26:13" },
  { height:  580446 , difficulty:  3828393 , date:  "2015-07-28 01:26:16" },
  { height:  580447 , difficulty:  3824812 , date:  "2015-07-28 01:26:52" },
  { height:  580448 , difficulty:  3819501 , date:  "2015-07-28 01:26:56" },
  { height:  580449 , difficulty:  3837877 , date:  "2015-07-28 01:27:34" },
  { height:  580450 , difficulty:  3832622 , date:  "2015-07-28 01:29:20" },
  { height:  580451 , difficulty:  3839148 , date:  "2015-07-28 01:31:01" },
  { height:  580452 , difficulty:  3835651 , date:  "2015-07-28 01:33:36" },
  { height:  580453 , difficulty:  3800943 , date:  "2015-07-28 01:33:41" },
  { height:  580454 , difficulty:  3803371 , date:  "2015-07-28 01:34:02" },
  { height:  580455 , difficulty:  3806353 , date:  "2015-07-28 01:34:48" },
  { height:  580456 , difficulty:  3771877 , date:  "2015-07-28 01:35:08" },
  { height:  580457 , difficulty:  3771462 , date:  "2015-07-28 01:35:09" },
  { height:  580458 , difficulty:  3772176 , date:  "2015-07-28 01:35:14" },
  { height:  580459 , difficulty:  3797241 , date:  "2015-07-28 01:38:51" },
  { height:  580460 , difficulty:  3799948 , date:  "2015-07-28 01:40:36" },
  { height:  580461 , difficulty:  3807503 , date:  "2015-07-28 01:43:00" },
  { height:  580462 , difficulty:  3814532 , date:  "2015-07-28 01:43:16" },
  { height:  580463 , difficulty:  3811054 , date:  "2015-07-28 01:43:55" },
  { height:  580464 , difficulty:  3821915 , date:  "2015-07-28 01:44:01" },
  { height:  580465 , difficulty:  3836925 , date:  "2015-07-28 01:48:10" },
  { height:  580466 , difficulty:  3838061 , date:  "2015-07-28 01:48:17" },
  { height:  580467 , difficulty:  3841204 , date:  "2015-07-28 01:51:41" },
  { height:  580468 , difficulty:  3831071 , date:  "2015-07-28 01:51:45" },
  { height:  580469 , difficulty:  3847712 , date:  "2015-07-28 01:52:45" },
  { height:  580470 , difficulty:  3840906 , date:  "2015-07-28 01:52:57" },
  { height:  580471 , difficulty:  3833089 , date:  "2015-07-28 01:54:40" },
  { height:  580472 , difficulty:  3829328 , date:  "2015-07-28 01:55:54" },
  { height:  580473 , difficulty:  3836032 , date:  "2015-07-28 01:56:08" },
  { height:  580474 , difficulty:  3835204 , date:  "2015-07-28 01:57:21" },
  { height:  580475 , difficulty:  3836009 , date:  "2015-07-28 01:57:24" },
  { height:  580476 , difficulty:  3832561 , date:  "2015-07-28 01:59:26" },
  { height:  580477 , difficulty:  3845787 , date:  "2015-07-28 02:00:21" },
  { height:  580478 , difficulty:  3844133 , date:  "2015-07-28 02:00:40" },
  { height:  580479 , difficulty:  3841821 , date:  "2015-07-28 02:03:42" },
  { height:  580480 , difficulty:  3837458 , date:  "2015-07-28 02:05:28" },
  { height:  580481 , difficulty:  3826721 , date:  "2015-07-28 02:06:21" },
  { height:  580482 , difficulty:  3827755 , date:  "2015-07-28 02:08:04" },
  { height:  580483 , difficulty:  3827031 , date:  "2015-07-28 02:08:45" },
  { height:  580484 , difficulty:  3821530 , date:  "2015-07-28 02:09:25" },
  { height:  580485 , difficulty:  3824994 , date:  "2015-07-28 02:09:44" },
  { height:  580486 , difficulty:  3822363 , date:  "2015-07-28 02:10:07" },
  { height:  580487 , difficulty:  3820782 , date:  "2015-07-28 02:16:01" },
  { height:  580488 , difficulty:  3833402 , date:  "2015-07-28 02:16:06" },
  { height:  580489 , difficulty:  3829883 , date:  "2015-07-28 02:16:21" },
  { height:  580490 , difficulty:  3851286 , date:  "2015-07-28 02:16:27" },
  { height:  580491 , difficulty:  3846351 , date:  "2015-07-28 02:16:52" },
  { height:  580492 , difficulty:  3844736 , date:  "2015-07-28 02:17:05" },
  { height:  580493 , difficulty:  3855064 , date:  "2015-07-28 02:18:05" },
  { height:  580494 , difficulty:  3855108 , date:  "2015-07-28 02:19:20" },
  { height:  580495 , difficulty:  3846566 , date:  "2015-07-28 02:19:29" },
  { height:  580496 , difficulty:  3867742 , date:  "2015-07-28 02:19:45" },
  { height:  580497 , difficulty:  3872803 , date:  "2015-07-28 02:21:09" },
  { height:  580498 , difficulty:  3869022 , date:  "2015-07-28 02:23:53" },
  { height:  580499 , difficulty:  3869100 , date:  "2015-07-28 02:25:43" },
  { height:  580500 , difficulty:  3867090 , date:  "2015-07-28 02:26:16" },
  { height:  580501 , difficulty:  3866879 , date:  "2015-07-28 02:26:40" },
  { height:  580502 , difficulty:  3862989 , date:  "2015-07-28 02:28:44" },
  { height:  580503 , difficulty:  3865263 , date:  "2015-07-28 02:28:52" },
  { height:  580504 , difficulty:  3853660 , date:  "2015-07-28 02:29:06" },
  { height:  580505 , difficulty:  3849464 , date:  "2015-07-28 02:31:36" },
  { height:  580506 , difficulty:  3867213 , date:  "2015-07-28 02:32:16" },
  { height:  580507 , difficulty:  3861673 , date:  "2015-07-28 02:32:21" },
  { height:  580508 , difficulty:  3856352 , date:  "2015-07-28 02:34:19" },
  { height:  580509 , difficulty:  3874199 , date:  "2015-07-28 02:36:26" },
  { height:  580510 , difficulty:  3878721 , date:  "2015-07-28 02:41:58" },
  { height:  580511 , difficulty:  3877037 , date:  "2015-07-28 02:42:33" },
  { height:  580512 , difficulty:  3878448 , date:  "2015-07-28 02:44:39" },
  { height:  580513 , difficulty:  3876870 , date:  "2015-07-28 02:45:39" },
  { height:  580514 , difficulty:  3871296 , date:  "2015-07-28 02:45:46" },
  { height:  580515 , difficulty:  3874376 , date:  "2015-07-28 02:46:07" },
  { height:  580516 , difficulty:  3851796 , date:  "2015-07-28 02:48:29" },
  { height:  580517 , difficulty:  3853400 , date:  "2015-07-28 02:49:34" },
  { height:  580518 , difficulty:  3841956 , date:  "2015-07-28 02:50:19" },
  { height:  580519 , difficulty:  3849930 , date:  "2015-07-28 02:50:25" },
  { height:  580520 , difficulty:  3832222 , date:  "2015-07-28 02:50:43" },
  { height:  580521 , difficulty:  3826790 , date:  "2015-07-28 02:51:31" },
  { height:  580522 , difficulty:  3844616 , date:  "2015-07-28 02:51:38" },
  { height:  580523 , difficulty:  3842125 , date:  "2015-07-28 02:54:07" },
  { height:  580524 , difficulty:  3843364 , date:  "2015-07-28 02:54:09" },
  { height:  580525 , difficulty:  3848936 , date:  "2015-07-28 02:55:11" },
  { height:  580526 , difficulty:  3843781 , date:  "2015-07-28 02:56:36" },
  { height:  580527 , difficulty:  3840836 , date:  "2015-07-28 02:57:42" },
  { height:  580528 , difficulty:  3835013 , date:  "2015-07-28 02:58:05" },
  { height:  580529 , difficulty:  3833679 , date:  "2015-07-28 02:59:41" },
  { height:  580530 , difficulty:  3834330 , date:  "2015-07-28 02:59:44" },
  { height:  580531 , difficulty:  3828691 , date:  "2015-07-28 03:02:13" },
  { height:  580532 , difficulty:  3841857 , date:  "2015-07-28 03:02:34" },
  { height:  580533 , difficulty:  3844003 , date:  "2015-07-28 03:04:01" },
  { height:  580534 , difficulty:  3842593 , date:  "2015-07-28 03:05:02" },
  { height:  580535 , difficulty:  3829755 , date:  "2015-07-28 03:06:07" },
  { height:  580536 , difficulty:  3830480 , date:  "2015-07-28 03:06:09" },
  { height:  580537 , difficulty:  3816186 , date:  "2015-07-28 03:08:31" },
  { height:  580538 , difficulty:  3818918 , date:  "2015-07-28 03:09:37" },
  { height:  580539 , difficulty:  3815348 , date:  "2015-07-28 03:09:58" },
  { height:  580540 , difficulty:  3817688 , date:  "2015-07-28 03:12:52" },
  { height:  580541 , difficulty:  3796931 , date:  "2015-07-28 03:13:18" },
  { height:  580542 , difficulty:  3811422 , date:  "2015-07-28 03:13:48" },
  { height:  580543 , difficulty:  3790457 , date:  "2015-07-28 03:14:29" },
  { height:  580544 , difficulty:  3790095 , date:  "2015-07-28 03:14:48" },
  { height:  580545 , difficulty:  3785442 , date:  "2015-07-28 03:15:20" },
  { height:  580546 , difficulty:  3793743 , date:  "2015-07-28 03:16:25" },
  { height:  580547 , difficulty:  3787601 , date:  "2015-07-28 03:17:06" },
  { height:  580548 , difficulty:  3789701 , date:  "2015-07-28 03:17:11" },
  { height:  580549 , difficulty:  3798346 , date:  "2015-07-28 03:17:27" },
  { height:  580550 , difficulty:  3798342 , date:  "2015-07-28 03:19:29" },
  { height:  580551 , difficulty:  3799221 , date:  "2015-07-28 03:20:39" },
  { height:  580552 , difficulty:  3800490 , date:  "2015-07-28 03:21:33" },
  { height:  580553 , difficulty:  3796061 , date:  "2015-07-28 03:22:38" },
  { height:  580554 , difficulty:  3793184 , date:  "2015-07-28 03:23:42" },
  { height:  580555 , difficulty:  3778300 , date:  "2015-07-28 03:24:19" },
  { height:  580556 , difficulty:  3778542 , date:  "2015-07-28 03:24:28" },
  { height:  580557 , difficulty:  3773457 , date:  "2015-07-28 03:26:02" },
  { height:  580558 , difficulty:  3770979 , date:  "2015-07-28 03:26:51" },
  { height:  580559 , difficulty:  3778829 , date:  "2015-07-28 03:26:55" },
  { height:  580560 , difficulty:  3782248 , date:  "2015-07-28 03:27:18" },
  { height:  580561 , difficulty:  3795721 , date:  "2015-07-28 03:32:11" },
  { height:  580562 , difficulty:  3800859 , date:  "2015-07-28 03:35:13" },
  { height:  580563 , difficulty:  3768944 , date:  "2015-07-28 03:35:55" },
  { height:  580564 , difficulty:  3768153 , date:  "2015-07-28 03:36:20" },
  { height:  580565 , difficulty:  3773420 , date:  "2015-07-28 03:37:38" },
  { height:  580566 , difficulty:  3777817 , date:  "2015-07-28 03:37:45" },
  { height:  580567 , difficulty:  3786213 , date:  "2015-07-28 03:38:00" },
  { height:  580568 , difficulty:  3785858 , date:  "2015-07-28 03:38:04" },
  { height:  580569 , difficulty:  3802439 , date:  "2015-07-28 03:39:10" },
  { height:  580570 , difficulty:  3794559 , date:  "2015-07-28 03:39:30" },
  { height:  580571 , difficulty:  3802167 , date:  "2015-07-28 03:40:12" },
  { height:  580572 , difficulty:  3806248 , date:  "2015-07-28 03:41:18" },
  { height:  580573 , difficulty:  3802571 , date:  "2015-07-28 03:42:44" },
  { height:  580574 , difficulty:  3796048 , date:  "2015-07-28 03:43:09" },
  { height:  580575 , difficulty:  3791017 , date:  "2015-07-28 03:43:13" },
  { height:  580576 , difficulty:  3799116 , date:  "2015-07-28 03:43:17" },
  { height:  580577 , difficulty:  3802419 , date:  "2015-07-28 03:43:58" },
  { height:  580578 , difficulty:  3789815 , date:  "2015-07-28 03:44:00" },
  { height:  580579 , difficulty:  3806687 , date:  "2015-07-28 03:45:38" },
  { height:  580580 , difficulty:  3805331 , date:  "2015-07-28 03:46:50" },
  { height:  580581 , difficulty:  3791975 , date:  "2015-07-28 03:49:07" },
  { height:  580582 , difficulty:  3789216 , date:  "2015-07-28 03:50:21" },
  { height:  580583 , difficulty:  3788108 , date:  "2015-07-28 03:50:32" },
  { height:  580584 , difficulty:  3777533 , date:  "2015-07-28 03:50:43" },
  { height:  580585 , difficulty:  3769395 , date:  "2015-07-28 03:53:08" },
  { height:  580586 , difficulty:  3746410 , date:  "2015-07-28 03:53:14" },
  { height:  580587 , difficulty:  3761738 , date:  "2015-07-28 03:53:21" },
  { height:  580588 , difficulty:  3749070 , date:  "2015-07-28 03:55:08" },
  { height:  580589 , difficulty:  3771992 , date:  "2015-07-28 03:55:43" },
  { height:  580590 , difficulty:  3772011 , date:  "2015-07-28 03:55:48" },
  { height:  580591 , difficulty:  3773114 , date:  "2015-07-28 03:58:37" },
  { height:  580592 , difficulty:  3759536 , date:  "2015-07-28 04:00:02" },
  { height:  580593 , difficulty:  3754321 , date:  "2015-07-28 04:00:38" },
  { height:  580594 , difficulty:  3766172 , date:  "2015-07-28 04:02:42" },
  { height:  580595 , difficulty:  3766717 , date:  "2015-07-28 04:02:45" },
  { height:  580596 , difficulty:  3790078 , date:  "2015-07-28 04:03:30" },
  { height:  580597 , difficulty:  3790101 , date:  "2015-07-28 04:04:47" },
  { height:  580598 , difficulty:  3800408 , date:  "2015-07-28 04:04:51" },
  { height:  580599 , difficulty:  3821235 , date:  "2015-07-28 04:04:56" },
  { height:  580600 , difficulty:  3821776 , date:  "2015-07-28 04:05:52" },
  { height:  580601 , difficulty:  3823133 , date:  "2015-07-28 04:07:10" },
  { height:  580602 , difficulty:  3817791 , date:  "2015-07-28 04:07:24" },
  { height:  580603 , difficulty:  3810563 , date:  "2015-07-28 04:07:28" },
  { height:  580604 , difficulty:  3807635 , date:  "2015-07-28 04:07:33" },
  { height:  580605 , difficulty:  3802427 , date:  "2015-07-28 04:07:48" },
  { height:  580606 , difficulty:  3813792 , date:  "2015-07-28 04:07:57" },
  { height:  580607 , difficulty:  3809428 , date:  "2015-07-28 04:09:33" },
  { height:  580608 , difficulty:  3819768 , date:  "2015-07-28 04:10:01" },
  { height:  580609 , difficulty:  3824423 , date:  "2015-07-28 04:10:12" },
  { height:  580610 , difficulty:  3825936 , date:  "2015-07-28 04:10:22" },
  { height:  580611 , difficulty:  3822326 , date:  "2015-07-28 04:12:31" },
  { height:  580612 , difficulty:  3822640 , date:  "2015-07-28 04:13:01" },
  { height:  580613 , difficulty:  3807716 , date:  "2015-07-28 04:19:43" },
  { height:  580614 , difficulty:  3801924 , date:  "2015-07-28 04:20:34" },
  { height:  580615 , difficulty:  3804974 , date:  "2015-07-28 04:21:12" },
  { height:  580616 , difficulty:  3797689 , date:  "2015-07-28 04:24:36" },
  { height:  580617 , difficulty:  3796637 , date:  "2015-07-28 04:25:17" },
  { height:  580618 , difficulty:  3796985 , date:  "2015-07-28 04:26:37" },
  { height:  580619 , difficulty:  3794524 , date:  "2015-07-28 04:26:42" },
  { height:  580620 , difficulty:  3799590 , date:  "2015-07-28 04:26:55" },
  { height:  580621 , difficulty:  3804969 , date:  "2015-07-28 04:29:00" },
  { height:  580622 , difficulty:  3797541 , date:  "2015-07-28 04:32:19" },
  { height:  580623 , difficulty:  3797276 , date:  "2015-07-28 04:35:03" },
  { height:  580624 , difficulty:  3797076 , date:  "2015-07-28 04:35:43" },
  { height:  580625 , difficulty:  3794903 , date:  "2015-07-28 04:35:50" },
  { height:  580626 , difficulty:  3783801 , date:  "2015-07-28 04:35:56" },
  { height:  580627 , difficulty:  3777571 , date:  "2015-07-28 04:37:07" },
  { height:  580628 , difficulty:  3772951 , date:  "2015-07-28 04:37:10" },
  { height:  580629 , difficulty:  3794779 , date:  "2015-07-28 04:40:08" },
  { height:  580630 , difficulty:  3794280 , date:  "2015-07-28 04:41:07" },
  { height:  580631 , difficulty:  3795431 , date:  "2015-07-28 04:41:47" },
  { height:  580632 , difficulty:  3798394 , date:  "2015-07-28 04:41:49" },
  { height:  580633 , difficulty:  3789841 , date:  "2015-07-28 04:42:44" },
  { height:  580634 , difficulty:  3786381 , date:  "2015-07-28 04:42:45" },
  { height:  580635 , difficulty:  3785924 , date:  "2015-07-28 04:43:31" },
  { height:  580636 , difficulty:  3784467 , date:  "2015-07-28 04:45:46" },
  { height:  580637 , difficulty:  3767056 , date:  "2015-07-28 04:46:54" },
  { height:  580638 , difficulty:  3750207 , date:  "2015-07-28 04:49:19" },
  { height:  580639 , difficulty:  3745158 , date:  "2015-07-28 04:49:50" },
  { height:  580640 , difficulty:  3743885 , date:  "2015-07-28 04:49:55" },
  { height:  580641 , difficulty:  3737305 , date:  "2015-07-28 04:51:28" },
  { height:  580642 , difficulty:  3755395 , date:  "2015-07-28 04:53:19" },
  { height:  580643 , difficulty:  3774586 , date:  "2015-07-28 04:53:37" },
  { height:  580644 , difficulty:  3776806 , date:  "2015-07-28 04:53:57" },
  { height:  580645 , difficulty:  3772457 , date:  "2015-07-28 04:54:03" },
  { height:  580646 , difficulty:  3781546 , date:  "2015-07-28 04:54:24" },
  { height:  580647 , difficulty:  3777693 , date:  "2015-07-28 04:55:31" },
  { height:  580648 , difficulty:  3774061 , date:  "2015-07-28 04:55:45" },
  { height:  580649 , difficulty:  3777757 , date:  "2015-07-28 04:58:05" },
  { height:  580650 , difficulty:  3779680 , date:  "2015-07-28 04:58:54" },
  { height:  580651 , difficulty:  3782793 , date:  "2015-07-28 04:59:15" },
  { height:  580652 , difficulty:  3790535 , date:  "2015-07-28 04:59:38" },
  { height:  580653 , difficulty:  3786131 , date:  "2015-07-28 04:59:41" },
  { height:  580654 , difficulty:  3785690 , date:  "2015-07-28 04:59:47" },
  { height:  580655 , difficulty:  3775571 , date:  "2015-07-28 05:00:43" },
  { height:  580656 , difficulty:  3773277 , date:  "2015-07-28 05:00:46" },
  { height:  580657 , difficulty:  3793145 , date:  "2015-07-28 05:01:00" },
  { height:  580658 , difficulty:  3787009 , date:  "2015-07-28 05:01:19" },
  { height:  580659 , difficulty:  3788342 , date:  "2015-07-28 05:02:31" },
  { height:  580660 , difficulty:  3790253 , date:  "2015-07-28 05:03:01" },
  { height:  580661 , difficulty:  3774898 , date:  "2015-07-28 05:03:04" },
  { height:  580662 , difficulty:  3803978 , date:  "2015-07-28 05:03:16" },
  { height:  580663 , difficulty:  3805303 , date:  "2015-07-28 05:04:27" },
  { height:  580664 , difficulty:  3798549 , date:  "2015-07-28 05:05:27" },
  { height:  580665 , difficulty:  3795216 , date:  "2015-07-28 05:05:52" },
  { height:  580666 , difficulty:  3798394 , date:  "2015-07-28 05:07:12" },
  { height:  580667 , difficulty:  3781033 , date:  "2015-07-28 05:08:50" },
  { height:  580668 , difficulty:  3785736 , date:  "2015-07-28 05:08:51" },
  { height:  580669 , difficulty:  3789649 , date:  "2015-07-28 05:09:20" },
  { height:  580670 , difficulty:  3777305 , date:  "2015-07-28 05:09:21" },
  { height:  580671 , difficulty:  3777312 , date:  "2015-07-28 05:11:15" },
  { height:  580672 , difficulty:  3772227 , date:  "2015-07-28 05:11:55" },
  { height:  580673 , difficulty:  3765674 , date:  "2015-07-28 05:12:08" },
  { height:  580674 , difficulty:  3764520 , date:  "2015-07-28 05:14:11" },
  { height:  580675 , difficulty:  3785472 , date:  "2015-07-28 05:14:44" },
  { height:  580676 , difficulty:  3779608 , date:  "2015-07-28 05:17:16" },
  { height:  580677 , difficulty:  3778054 , date:  "2015-07-28 05:18:07" },
  { height:  580678 , difficulty:  3783197 , date:  "2015-07-28 05:19:46" },
  { height:  580679 , difficulty:  3793159 , date:  "2015-07-28 05:20:28" },
  { height:  580680 , difficulty:  3796167 , date:  "2015-07-28 05:20:30" },
  { height:  580681 , difficulty:  3800701 , date:  "2015-07-28 05:21:10" },
  { height:  580682 , difficulty:  3799896 , date:  "2015-07-28 05:21:12" },
  { height:  580683 , difficulty:  3795363 , date:  "2015-07-28 05:21:26" },
  { height:  580684 , difficulty:  3815883 , date:  "2015-07-28 05:21:56" },
  { height:  580685 , difficulty:  3817978 , date:  "2015-07-28 05:22:11" },
  { height:  580686 , difficulty:  3842110 , date:  "2015-07-28 05:22:26" },
  { height:  580687 , difficulty:  3848189 , date:  "2015-07-28 05:22:35" },
  { height:  580688 , difficulty:  3849396 , date:  "2015-07-28 05:23:32" },
  { height:  580689 , difficulty:  3807292 , date:  "2015-07-28 05:24:00" },
  { height:  580690 , difficulty:  3806600 , date:  "2015-07-28 05:24:52" },
  { height:  580691 , difficulty:  3805195 , date:  "2015-07-28 05:25:13" },
  { height:  580692 , difficulty:  3784867 , date:  "2015-07-28 05:28:09" },
  { height:  580693 , difficulty:  3781633 , date:  "2015-07-28 05:28:16" },
  { height:  580694 , difficulty:  3791382 , date:  "2015-07-28 05:28:28" },
  { height:  580695 , difficulty:  3808294 , date:  "2015-07-28 05:30:24" },
  { height:  580696 , difficulty:  3808995 , date:  "2015-07-28 05:31:38" },
  { height:  580697 , difficulty:  3810640 , date:  "2015-07-28 05:31:45" },
  { height:  580698 , difficulty:  3789932 , date:  "2015-07-28 05:34:27" },
  { height:  580699 , difficulty:  3777655 , date:  "2015-07-28 05:35:36" },
  { height:  580700 , difficulty:  3773411 , date:  "2015-07-28 05:36:41" },
  { height:  580701 , difficulty:  3775275 , date:  "2015-07-28 05:37:40" },
  { height:  580702 , difficulty:  3783565 , date:  "2015-07-28 05:37:42" },
  { height:  580703 , difficulty:  3799999 , date:  "2015-07-28 05:39:50" },
  { height:  580704 , difficulty:  3802048 , date:  "2015-07-28 05:40:04" },
  { height:  580705 , difficulty:  3783311 , date:  "2015-07-28 05:40:12" },
  { height:  580706 , difficulty:  3777580 , date:  "2015-07-28 05:40:15" },
  { height:  580707 , difficulty:  3780196 , date:  "2015-07-28 05:40:26" },
  { height:  580708 , difficulty:  3781521 , date:  "2015-07-28 05:41:00" },
  { height:  580709 , difficulty:  3778905 , date:  "2015-07-28 05:42:53" },
  { height:  580710 , difficulty:  3778298 , date:  "2015-07-28 05:43:11" },
  { height:  580711 , difficulty:  3779773 , date:  "2015-07-28 05:45:41" },
  { height:  580712 , difficulty:  3768585 , date:  "2015-07-28 05:45:46" },
  { height:  580713 , difficulty:  3774761 , date:  "2015-07-28 05:46:36" },
  { height:  580714 , difficulty:  3763514 , date:  "2015-07-28 05:47:12" },
  { height:  580715 , difficulty:  3766289 , date:  "2015-07-28 05:48:15" },
  { height:  580716 , difficulty:  3773887 , date:  "2015-07-28 05:48:32" },
  { height:  580717 , difficulty:  3770934 , date:  "2015-07-28 05:50:05" },
  { height:  580718 , difficulty:  3776386 , date:  "2015-07-28 05:51:08" },
  { height:  580719 , difficulty:  3800295 , date:  "2015-07-28 05:51:13" },
  { height:  580720 , difficulty:  3800072 , date:  "2015-07-28 05:53:14" },
  { height:  580721 , difficulty:  3812343 , date:  "2015-07-28 05:55:40" },
  { height:  580722 , difficulty:  3810401 , date:  "2015-07-28 05:56:07" },
  { height:  580723 , difficulty:  3803332 , date:  "2015-07-28 05:57:42" },
  { height:  580724 , difficulty:  3802916 , date:  "2015-07-28 05:58:06" },
  { height:  580725 , difficulty:  3789477 , date:  "2015-07-28 05:58:10" },
  { height:  580726 , difficulty:  3796532 , date:  "2015-07-28 05:58:40" },
  { height:  580727 , difficulty:  3796777 , date:  "2015-07-28 05:59:35" },
  { height:  580728 , difficulty:  3794277 , date:  "2015-07-28 06:00:01" },
  { height:  580729 , difficulty:  3802592 , date:  "2015-07-28 06:00:05" },
  { height:  580730 , difficulty:  3801692 , date:  "2015-07-28 06:00:45" },
  { height:  580731 , difficulty:  3797606 , date:  "2015-07-28 06:01:22" },
  { height:  580732 , difficulty:  3804481 , date:  "2015-07-28 06:02:23" },
  { height:  580733 , difficulty:  3802838 , date:  "2015-07-28 06:03:22" },
  { height:  580734 , difficulty:  3803438 , date:  "2015-07-28 06:04:43" },
  { height:  580735 , difficulty:  3804138 , date:  "2015-07-28 06:05:39" },
  { height:  580736 , difficulty:  3811436 , date:  "2015-07-28 06:06:07" },
  { height:  580737 , difficulty:  3810673 , date:  "2015-07-28 06:06:08" },
  { height:  580738 , difficulty:  3848817 , date:  "2015-07-28 06:06:26" },
  { height:  580739 , difficulty:  3845515 , date:  "2015-07-28 06:06:55" },
  { height:  580740 , difficulty:  3843784 , date:  "2015-07-28 06:07:17" },
  { height:  580741 , difficulty:  3844139 , date:  "2015-07-28 06:11:11" },
  { height:  580742 , difficulty:  3835391 , date:  "2015-07-28 06:11:52" },
  { height:  580743 , difficulty:  3829552 , date:  "2015-07-28 06:12:34" },
  { height:  580744 , difficulty:  3835015 , date:  "2015-07-28 06:12:36" },
  { height:  580745 , difficulty:  3840815 , date:  "2015-07-28 06:13:26" },
  { height:  580746 , difficulty:  3841468 , date:  "2015-07-28 06:13:53" },
  { height:  580747 , difficulty:  3839598 , date:  "2015-07-28 06:16:24" },
  { height:  580748 , difficulty:  3840958 , date:  "2015-07-28 06:18:08" },
  { height:  580749 , difficulty:  3839586 , date:  "2015-07-28 06:18:26" },
  { height:  580750 , difficulty:  3830785 , date:  "2015-07-28 06:19:47" },
  { height:  580751 , difficulty:  3835133 , date:  "2015-07-28 06:20:15" },
  { height:  580752 , difficulty:  3819010 , date:  "2015-07-28 06:20:33" },
  { height:  580753 , difficulty:  3834383 , date:  "2015-07-28 06:22:38" },
  { height:  580754 , difficulty:  3827216 , date:  "2015-07-28 06:23:21" },
  { height:  580755 , difficulty:  3824897 , date:  "2015-07-28 06:24:34" },
  { height:  580756 , difficulty:  3824563 , date:  "2015-07-28 06:24:48" },
  { height:  580757 , difficulty:  3819774 , date:  "2015-07-28 06:24:53" },
  { height:  580758 , difficulty:  3824969 , date:  "2015-07-28 06:25:26" },
  { height:  580759 , difficulty:  3824333 , date:  "2015-07-28 06:25:56" },
  { height:  580760 , difficulty:  3828867 , date:  "2015-07-28 06:26:23" },
  { height:  580761 , difficulty:  3837406 , date:  "2015-07-28 06:27:13" },
  { height:  580762 , difficulty:  3842272 , date:  "2015-07-28 06:27:51" },
  { height:  580763 , difficulty:  3846653 , date:  "2015-07-28 06:28:31" },
  { height:  580764 , difficulty:  3858262 , date:  "2015-07-28 06:29:13" },
  { height:  580765 , difficulty:  3861349 , date:  "2015-07-28 06:29:16" },
  { height:  580766 , difficulty:  3855619 , date:  "2015-07-28 06:31:24" },
  { height:  580767 , difficulty:  3853820 , date:  "2015-07-28 06:32:44" },
  { height:  580768 , difficulty:  3842588 , date:  "2015-07-28 06:32:45" },
  { height:  580769 , difficulty:  3841283 , date:  "2015-07-28 06:33:41" },
  { height:  580770 , difficulty:  3844871 , date:  "2015-07-28 06:34:55" },
  { height:  580771 , difficulty:  3835873 , date:  "2015-07-28 06:35:37" },
  { height:  580772 , difficulty:  3829703 , date:  "2015-07-28 06:37:17" },
  { height:  580773 , difficulty:  3840574 , date:  "2015-07-28 06:37:19" },
  { height:  580774 , difficulty:  3825673 , date:  "2015-07-28 06:38:06" },
  { height:  580775 , difficulty:  3827234 , date:  "2015-07-28 06:38:34" },
  { height:  580776 , difficulty:  3837064 , date:  "2015-07-28 06:38:34" },
  { height:  580777 , difficulty:  3832198 , date:  "2015-07-28 06:38:44" },
  { height:  580778 , difficulty:  3832718 , date:  "2015-07-28 06:39:25" },
  { height:  580779 , difficulty:  3820410 , date:  "2015-07-28 06:39:54" },
  { height:  580780 , difficulty:  3821199 , date:  "2015-07-28 06:40:15" },
  { height:  580781 , difficulty:  3827693 , date:  "2015-07-28 06:40:16" },
  { height:  580782 , difficulty:  3827067 , date:  "2015-07-28 06:40:33" },
  { height:  580783 , difficulty:  3833650 , date:  "2015-07-28 06:45:19" },
  { height:  580784 , difficulty:  3834890 , date:  "2015-07-28 06:46:02" },
  { height:  580785 , difficulty:  3835275 , date:  "2015-07-28 06:46:12" },
  { height:  580786 , difficulty:  3833134 , date:  "2015-07-28 06:46:43" },
  { height:  580787 , difficulty:  3819791 , date:  "2015-07-28 06:48:09" },
  { height:  580788 , difficulty:  3826555 , date:  "2015-07-28 06:48:53" },
  { height:  580789 , difficulty:  3822138 , date:  "2015-07-28 06:48:56" },
  { height:  580790 , difficulty:  3843581 , date:  "2015-07-28 06:49:37" },
  { height:  580791 , difficulty:  3836273 , date:  "2015-07-28 06:50:01" },
  { height:  580792 , difficulty:  3846863 , date:  "2015-07-28 06:52:02" },
  { height:  580793 , difficulty:  3841472 , date:  "2015-07-28 06:52:05" },
  { height:  580794 , difficulty:  3835381 , date:  "2015-07-28 06:52:25" },
  { height:  580795 , difficulty:  3852644 , date:  "2015-07-28 06:52:40" },
  { height:  580796 , difficulty:  3841597 , date:  "2015-07-28 06:53:44" },
  { height:  580797 , difficulty:  3830232 , date:  "2015-07-28 06:54:39" },
  { height:  580798 , difficulty:  3829826 , date:  "2015-07-28 06:55:12" },
  { height:  580799 , difficulty:  3823931 , date:  "2015-07-28 06:55:45" },
  { height:  580800 , difficulty:  3826759 , date:  "2015-07-28 06:55:59" },
  { height:  580801 , difficulty:  3833772 , date:  "2015-07-28 06:56:30" },
  { height:  580802 , difficulty:  3836295 , date:  "2015-07-28 06:57:27" },
  { height:  580803 , difficulty:  3830488 , date:  "2015-07-28 06:57:28" },
  { height:  580804 , difficulty:  3840506 , date:  "2015-07-28 06:59:06" },
  { height:  580805 , difficulty:  3846239 , date:  "2015-07-28 07:00:22" },
  { height:  580806 , difficulty:  3842838 , date:  "2015-07-28 07:03:05" },
  { height:  580807 , difficulty:  3848675 , date:  "2015-07-28 07:06:13" },
  { height:  580808 , difficulty:  3860221 , date:  "2015-07-28 07:07:05" },
  { height:  580809 , difficulty:  3854859 , date:  "2015-07-28 07:09:50" },
  { height:  580810 , difficulty:  3849083 , date:  "2015-07-28 07:10:09" },
  { height:  580811 , difficulty:  3842762 , date:  "2015-07-28 07:10:34" },
  { height:  580812 , difficulty:  3844116 , date:  "2015-07-28 07:10:37" },
  { height:  580813 , difficulty:  3855381 , date:  "2015-07-28 07:12:48" },
  { height:  580814 , difficulty:  3861472 , date:  "2015-07-28 07:14:35" },
  { height:  580815 , difficulty:  3858891 , date:  "2015-07-28 07:14:38" },
  { height:  580816 , difficulty:  3863919 , date:  "2015-07-28 07:15:30" },
  { height:  580817 , difficulty:  3838634 , date:  "2015-07-28 07:17:36" },
  { height:  580818 , difficulty:  3845192 , date:  "2015-07-28 07:19:42" },
  { height:  580819 , difficulty:  3869887 , date:  "2015-07-28 07:19:48" },
  { height:  580820 , difficulty:  3869444 , date:  "2015-07-28 07:20:45" },
  { height:  580821 , difficulty:  3872968 , date:  "2015-07-28 07:21:04" },
  { height:  580822 , difficulty:  3874016 , date:  "2015-07-28 07:22:00" },
  { height:  580823 , difficulty:  3860106 , date:  "2015-07-28 07:22:03" },
  { height:  580824 , difficulty:  3848738 , date:  "2015-07-28 07:23:59" },
  { height:  580825 , difficulty:  3859925 , date:  "2015-07-28 07:24:05" },
  { height:  580826 , difficulty:  3851316 , date:  "2015-07-28 07:24:10" },
  { height:  580827 , difficulty:  3849679 , date:  "2015-07-28 07:26:01" },
  { height:  580828 , difficulty:  3853999 , date:  "2015-07-28 07:28:01" },
  { height:  580829 , difficulty:  3845565 , date:  "2015-07-28 07:28:04" },
  { height:  580830 , difficulty:  3841192 , date:  "2015-07-28 07:29:19" },
  { height:  580831 , difficulty:  3836921 , date:  "2015-07-28 07:29:23" },
  { height:  580832 , difficulty:  3842208 , date:  "2015-07-28 07:31:35" },
  { height:  580833 , difficulty:  3841189 , date:  "2015-07-28 07:32:46" },
  { height:  580834 , difficulty:  3837634 , date:  "2015-07-28 07:32:52" },
  { height:  580835 , difficulty:  3839067 , date:  "2015-07-28 07:33:57" },
  { height:  580836 , difficulty:  3835814 , date:  "2015-07-28 07:40:46" },
  { height:  580837 , difficulty:  3836098 , date:  "2015-07-28 07:41:19" },
  { height:  580838 , difficulty:  3842883 , date:  "2015-07-28 07:43:09" },
  { height:  580839 , difficulty:  3848455 , date:  "2015-07-28 07:43:30" },
  { height:  580840 , difficulty:  3844576 , date:  "2015-07-28 07:44:36" },
  { height:  580841 , difficulty:  3843911 , date:  "2015-07-28 07:44:50" },
  { height:  580842 , difficulty:  3833670 , date:  "2015-07-28 07:46:03" },
  { height:  580843 , difficulty:  3827066 , date:  "2015-07-28 07:48:53" },
  { height:  580844 , difficulty:  3834325 , date:  "2015-07-28 07:49:16" },
  { height:  580845 , difficulty:  3828557 , date:  "2015-07-28 07:50:25" },
  { height:  580846 , difficulty:  3824615 , date:  "2015-07-28 07:50:26" },
  { height:  580847 , difficulty:  3825948 , date:  "2015-07-28 07:51:04" },
  { height:  580848 , difficulty:  3829710 , date:  "2015-07-28 07:51:24" },
  { height:  580849 , difficulty:  3837117 , date:  "2015-07-28 07:51:26" },
  { height:  580850 , difficulty:  3832302 , date:  "2015-07-28 07:53:26" },
  { height:  580851 , difficulty:  3829526 , date:  "2015-07-28 07:54:58" },
  { height:  580852 , difficulty:  3831767 , date:  "2015-07-28 07:55:14" },
  { height:  580853 , difficulty:  3830391 , date:  "2015-07-28 07:58:08" },
  { height:  580854 , difficulty:  3842732 , date:  "2015-07-28 07:58:47" },
  { height:  580855 , difficulty:  3868389 , date:  "2015-07-28 07:59:02" },
  { height:  580856 , difficulty:  3866441 , date:  "2015-07-28 07:59:33" },
  { height:  580857 , difficulty:  3869057 , date:  "2015-07-28 07:59:54" },
  { height:  580858 , difficulty:  3900439 , date:  "2015-07-28 08:01:55" },
  { height:  580859 , difficulty:  3869022 , date:  "2015-07-28 08:01:58" },
  { height:  580860 , difficulty:  3887606 , date:  "2015-07-28 08:05:31" },
  { height:  580861 , difficulty:  3886524 , date:  "2015-07-28 08:05:49" },
  { height:  580862 , difficulty:  3899351 , date:  "2015-07-28 08:05:56" },
  { height:  580863 , difficulty:  3893413 , date:  "2015-07-28 08:05:59" },
  { height:  580864 , difficulty:  3888939 , date:  "2015-07-28 08:09:22" },
  { height:  580865 , difficulty:  3907747 , date:  "2015-07-28 08:10:42" },
  { height:  580866 , difficulty:  3908280 , date:  "2015-07-28 08:10:45" },
  { height:  580867 , difficulty:  3908269 , date:  "2015-07-28 08:11:23" },
  { height:  580868 , difficulty:  3894746 , date:  "2015-07-28 08:12:53" },
  { height:  580869 , difficulty:  3913404 , date:  "2015-07-28 08:13:17" },
  { height:  580870 , difficulty:  3929329 , date:  "2015-07-28 08:14:24" },
  { height:  580871 , difficulty:  3931524 , date:  "2015-07-28 08:14:31" },
  { height:  580872 , difficulty:  3924211 , date:  "2015-07-28 08:15:15" },
  { height:  580873 , difficulty:  3922804 , date:  "2015-07-28 08:15:40" },
  { height:  580874 , difficulty:  3925072 , date:  "2015-07-28 08:17:24" },
  { height:  580875 , difficulty:  3958167 , date:  "2015-07-28 08:18:17" },
  { height:  580876 , difficulty:  3956509 , date:  "2015-07-28 08:18:54" },
  { height:  580877 , difficulty:  3955894 , date:  "2015-07-28 08:19:13" },
  { height:  580878 , difficulty:  3977850 , date:  "2015-07-28 08:19:16" },
  { height:  580879 , difficulty:  3978031 , date:  "2015-07-28 08:19:57" },
  { height:  580880 , difficulty:  3971157 , date:  "2015-07-28 08:21:56" },
  { height:  580881 , difficulty:  3979129 , date:  "2015-07-28 08:22:08" },
  { height:  580882 , difficulty:  3977448 , date:  "2015-07-28 08:23:12" },
  { height:  580883 , difficulty:  3960833 , date:  "2015-07-28 08:23:16" },
  { height:  580884 , difficulty:  3956925 , date:  "2015-07-28 08:23:52" },
  { height:  580885 , difficulty:  3943867 , date:  "2015-07-28 08:26:12" },
  { height:  580886 , difficulty:  3942900 , date:  "2015-07-28 08:26:40" },
  { height:  580887 , difficulty:  3953108 , date:  "2015-07-28 08:27:31" },
  { height:  580888 , difficulty:  3953581 , date:  "2015-07-28 08:29:16" },
  { height:  580889 , difficulty:  3942789 , date:  "2015-07-28 08:29:45" },
  { height:  580890 , difficulty:  3941284 , date:  "2015-07-28 08:29:46" },
  { height:  580891 , difficulty:  3948122 , date:  "2015-07-28 08:30:47" },
  { height:  580892 , difficulty:  3943805 , date:  "2015-07-28 08:31:00" },
  { height:  580893 , difficulty:  3934154 , date:  "2015-07-28 08:31:52" },
  { height:  580894 , difficulty:  3928587 , date:  "2015-07-28 08:31:56" },
  { height:  580895 , difficulty:  3932518 , date:  "2015-07-28 08:32:44" },
  { height:  580896 , difficulty:  3931408 , date:  "2015-07-28 08:32:51" },
  { height:  580897 , difficulty:  3936043 , date:  "2015-07-28 08:33:02" },
  { height:  580898 , difficulty:  3963707 , date:  "2015-07-28 08:33:21" },
  { height:  580899 , difficulty:  3967611 , date:  "2015-07-28 08:33:23" },
  { height:  580900 , difficulty:  3989092 , date:  "2015-07-28 08:35:43" },
  { height:  580901 , difficulty:  3988434 , date:  "2015-07-28 08:35:48" },
  { height:  580902 , difficulty:  3999785 , date:  "2015-07-28 08:36:22" },
  { height:  580903 , difficulty:  3989351 , date:  "2015-07-28 08:36:35" },
  { height:  580904 , difficulty:  3976119 , date:  "2015-07-28 08:37:19" },
  { height:  580905 , difficulty:  3976465 , date:  "2015-07-28 08:37:21" },
  { height:  580906 , difficulty:  3992370 , date:  "2015-07-28 08:37:35" },
  { height:  580907 , difficulty:  4000118 , date:  "2015-07-28 08:38:12" },
  { height:  580908 , difficulty:  4008154 , date:  "2015-07-28 08:40:22" },
  { height:  580909 , difficulty:  4001283 , date:  "2015-07-28 08:43:15" },
  { height:  580910 , difficulty:  4008254 , date:  "2015-07-28 08:43:17" },
  { height:  580911 , difficulty:  4000765 , date:  "2015-07-28 08:43:19" },
  { height:  580912 , difficulty:  3967396 , date:  "2015-07-28 08:45:43" },
  { height:  580913 , difficulty:  3979635 , date:  "2015-07-28 08:46:01" },
  { height:  580914 , difficulty:  3971913 , date:  "2015-07-28 08:48:22" },
  { height:  580915 , difficulty:  3977644 , date:  "2015-07-28 08:48:47" },
  { height:  580916 , difficulty:  3978658 , date:  "2015-07-28 08:48:52" },
  { height:  580917 , difficulty:  3983474 , date:  "2015-07-28 08:50:26" },
  { height:  580918 , difficulty:  3978137 , date:  "2015-07-28 08:50:30" },
  { height:  580919 , difficulty:  3974284 , date:  "2015-07-28 08:51:25" },
  { height:  580920 , difficulty:  3977125 , date:  "2015-07-28 08:53:13" },
  { height:  580921 , difficulty:  3970067 , date:  "2015-07-28 08:54:13" },
  { height:  580922 , difficulty:  3972146 , date:  "2015-07-28 08:55:31" },
  { height:  580923 , difficulty:  3976654 , date:  "2015-07-28 08:55:33" },
  { height:  580924 , difficulty:  3991015 , date:  "2015-07-28 08:55:58" },
  { height:  580925 , difficulty:  4001311 , date:  "2015-07-28 08:59:32" },
  { height:  580926 , difficulty:  3987097 , date:  "2015-07-28 08:59:45" },
  { height:  580927 , difficulty:  3979299 , date:  "2015-07-28 09:01:11" },
  { height:  580928 , difficulty:  3980046 , date:  "2015-07-28 09:05:51" },
  { height:  580929 , difficulty:  3959882 , date:  "2015-07-28 09:06:17" },
  { height:  580930 , difficulty:  3956298 , date:  "2015-07-28 09:06:47" },
  { height:  580931 , difficulty:  3967650 , date:  "2015-07-28 09:07:55" },
  { height:  580932 , difficulty:  3971008 , date:  "2015-07-28 09:08:01" },
  { height:  580933 , difficulty:  3975862 , date:  "2015-07-28 09:08:45" },
  { height:  580934 , difficulty:  3962347 , date:  "2015-07-28 09:09:04" },
  { height:  580935 , difficulty:  3967806 , date:  "2015-07-28 09:09:08" },
  { height:  580936 , difficulty:  3946859 , date:  "2015-07-28 09:09:42" },
  { height:  580937 , difficulty:  3947456 , date:  "2015-07-28 09:09:45" },
  { height:  580938 , difficulty:  3951167 , date:  "2015-07-28 09:12:00" },
  { height:  580939 , difficulty:  3998375 , date:  "2015-07-28 09:12:16" },
  { height:  580940 , difficulty:  3975028 , date:  "2015-07-28 09:19:36" },
  { height:  580941 , difficulty:  3966274 , date:  "2015-07-28 09:19:41" },
  { height:  580942 , difficulty:  3970726 , date:  "2015-07-28 09:19:50" },
  { height:  580943 , difficulty:  3977824 , date:  "2015-07-28 09:20:45" },
  { height:  580944 , difficulty:  3982845 , date:  "2015-07-28 09:22:21" },
  { height:  580945 , difficulty:  3980074 , date:  "2015-07-28 09:26:11" },
  { height:  580946 , difficulty:  3993181 , date:  "2015-07-28 09:28:16" },
  { height:  580947 , difficulty:  3995772 , date:  "2015-07-28 09:28:42" },
  { height:  580948 , difficulty:  3992423 , date:  "2015-07-28 09:29:35" },
  { height:  580949 , difficulty:  3989546 , date:  "2015-07-28 09:31:21" },
  { height:  580950 , difficulty:  3998638 , date:  "2015-07-28 09:34:08" },
  { height:  580951 , difficulty:  3993080 , date:  "2015-07-28 09:34:30" },
  { height:  580952 , difficulty:  4001598 , date:  "2015-07-28 09:35:17" },
  { height:  580953 , difficulty:  4002290 , date:  "2015-07-28 09:35:36" },
  { height:  580954 , difficulty:  4011721 , date:  "2015-07-28 09:37:30" },
  { height:  580955 , difficulty:  4013429 , date:  "2015-07-28 09:38:07" },
  { height:  580956 , difficulty:  3999778 , date:  "2015-07-28 09:40:44" },
  { height:  580957 , difficulty:  4007534 , date:  "2015-07-28 09:40:46" },
  { height:  580958 , difficulty:  4004909 , date:  "2015-07-28 09:41:04" },
  { height:  580959 , difficulty:  4010989 , date:  "2015-07-28 09:41:08" },
  { height:  580960 , difficulty:  4007228 , date:  "2015-07-28 09:41:45" },
  { height:  580961 , difficulty:  3991228 , date:  "2015-07-28 09:42:30" },
  { height:  580962 , difficulty:  4000963 , date:  "2015-07-28 09:42:45" },
  { height:  580963 , difficulty:  4042298 , date:  "2015-07-28 09:43:02" },
  { height:  580964 , difficulty:  4030060 , date:  "2015-07-28 09:44:29" },
  { height:  580965 , difficulty:  4027197 , date:  "2015-07-28 09:46:16" },
  { height:  580966 , difficulty:  4032445 , date:  "2015-07-28 09:46:33" },
  { height:  580967 , difficulty:  4028955 , date:  "2015-07-28 09:47:18" },
  { height:  580968 , difficulty:  4028421 , date:  "2015-07-28 09:47:51" },
  { height:  580969 , difficulty:  4033545 , date:  "2015-07-28 09:47:56" },
  { height:  580970 , difficulty:  4035956 , date:  "2015-07-28 09:47:59" },
  { height:  580971 , difficulty:  4057107 , date:  "2015-07-28 09:50:41" },
  { height:  580972 , difficulty:  4082604 , date:  "2015-07-28 09:50:44" },
  { height:  580973 , difficulty:  4082416 , date:  "2015-07-28 09:51:17" },
  { height:  580974 , difficulty:  4088899 , date:  "2015-07-28 09:51:19" },
  { height:  580975 , difficulty:  4092104 , date:  "2015-07-28 09:51:40" },
  { height:  580976 , difficulty:  4076917 , date:  "2015-07-28 09:51:58" },
  { height:  580977 , difficulty:  4077045 , date:  "2015-07-28 09:53:41" },
  { height:  580978 , difficulty:  4074671 , date:  "2015-07-28 09:54:00" },
  { height:  580979 , difficulty:  4074898 , date:  "2015-07-28 09:54:22" },
  { height:  580980 , difficulty:  4072078 , date:  "2015-07-28 09:55:35" },
  { height:  580981 , difficulty:  4075546 , date:  "2015-07-28 09:57:33" },
  { height:  580982 , difficulty:  4075543 , date:  "2015-07-28 09:57:38" },
  { height:  580983 , difficulty:  4074722 , date:  "2015-07-28 09:58:38" },
  { height:  580984 , difficulty:  4068390 , date:  "2015-07-28 10:00:02" },
  { height:  580985 , difficulty:  4048175 , date:  "2015-07-28 10:00:17" },
  { height:  580986 , difficulty:  4069134 , date:  "2015-07-28 10:00:48" },
  { height:  580987 , difficulty:  4086036 , date:  "2015-07-28 10:02:03" },
  { height:  580988 , difficulty:  4069461 , date:  "2015-07-28 10:03:20" },
  { height:  580989 , difficulty:  4071445 , date:  "2015-07-28 10:03:22" },
  { height:  580990 , difficulty:  4062074 , date:  "2015-07-28 10:03:42" },
  { height:  580991 , difficulty:  4062360 , date:  "2015-07-28 10:04:39" },
  { height:  580992 , difficulty:  4069276 , date:  "2015-07-28 10:04:49" },
  { height:  580993 , difficulty:  4062005 , date:  "2015-07-28 10:04:56" },
  { height:  580994 , difficulty:  4073514 , date:  "2015-07-28 10:05:10" },
  { height:  580995 , difficulty:  4072013 , date:  "2015-07-28 10:05:15" },
  { height:  580996 , difficulty:  4067273 , date:  "2015-07-28 10:05:45" },
  { height:  580997 , difficulty:  4087430 , date:  "2015-07-28 10:06:36" },
  { height:  580998 , difficulty:  4088846 , date:  "2015-07-28 10:06:37" },
  { height:  580999 , difficulty:  4089183 , date:  "2015-07-28 10:07:50" },
  { height:  581000 , difficulty:  4098599 , date:  "2015-07-28 10:08:38" },
  { height:  581001 , difficulty:  4075173 , date:  "2015-07-28 10:08:50" },
  { height:  581002 , difficulty:  4074098 , date:  "2015-07-28 10:09:41" },
  { height:  581003 , difficulty:  4065736 , date:  "2015-07-28 10:10:01" },
  { height:  581004 , difficulty:  4038927 , date:  "2015-07-28 10:10:04" },
  { height:  581005 , difficulty:  4040515 , date:  "2015-07-28 10:11:47" },
  { height:  581006 , difficulty:  4057373 , date:  "2015-07-28 10:12:52" },
  { height:  581007 , difficulty:  4050622 , date:  "2015-07-28 10:14:09" },
  { height:  581008 , difficulty:  4050816 , date:  "2015-07-28 10:14:51" },
  { height:  581009 , difficulty:  4060724 , date:  "2015-07-28 10:14:58" },
  { height:  581010 , difficulty:  4074499 , date:  "2015-07-28 10:15:31" },
  { height:  581011 , difficulty:  4074453 , date:  "2015-07-28 10:15:43" },
  { height:  581012 , difficulty:  4073648 , date:  "2015-07-28 10:16:49" },
  { height:  581013 , difficulty:  4081678 , date:  "2015-07-28 10:17:43" },
  { height:  581014 , difficulty:  4078350 , date:  "2015-07-28 10:18:50" },
  { height:  581015 , difficulty:  4078929 , date:  "2015-07-28 10:19:18" },
  { height:  581016 , difficulty:  4026772 , date:  "2015-07-28 10:19:21" },
  { height:  581017 , difficulty:  4031053 , date:  "2015-07-28 10:19:23" },
  { height:  581018 , difficulty:  4033319 , date:  "2015-07-28 10:19:58" },
  { height:  581019 , difficulty:  4032412 , date:  "2015-07-28 10:21:46" },
  { height:  581020 , difficulty:  4025285 , date:  "2015-07-28 10:22:54" },
  { height:  581021 , difficulty:  4003209 , date:  "2015-07-28 10:23:42" },
  { height:  581022 , difficulty:  3989511 , date:  "2015-07-28 10:24:31" },
  { height:  581023 , difficulty:  3988827 , date:  "2015-07-28 10:24:57" },
  { height:  581024 , difficulty:  3983640 , date:  "2015-07-28 10:25:01" },
  { height:  581025 , difficulty:  3977994 , date:  "2015-07-28 10:25:37" },
  { height:  581026 , difficulty:  3960844 , date:  "2015-07-28 10:25:47" },
  { height:  581027 , difficulty:  3964041 , date:  "2015-07-28 10:26:01" },
  { height:  581028 , difficulty:  3959516 , date:  "2015-07-28 10:26:08" },
  { height:  581029 , difficulty:  3981202 , date:  "2015-07-28 10:27:39" },
  { height:  581030 , difficulty:  3985534 , date:  "2015-07-28 10:27:45" },
  { height:  581031 , difficulty:  3982270 , date:  "2015-07-28 10:28:22" },
  { height:  581032 , difficulty:  3966713 , date:  "2015-07-28 10:28:25" },
  { height:  581033 , difficulty:  3968270 , date:  "2015-07-28 10:28:32" },
  { height:  581034 , difficulty:  3969250 , date:  "2015-07-28 10:29:35" },
  { height:  581035 , difficulty:  3973902 , date:  "2015-07-28 10:32:25" },
  { height:  581036 , difficulty:  3970877 , date:  "2015-07-28 10:36:51" },
  { height:  581037 , difficulty:  3975027 , date:  "2015-07-28 10:37:42" },
  { height:  581038 , difficulty:  3985852 , date:  "2015-07-28 10:38:50" },
  { height:  581039 , difficulty:  3986003 , date:  "2015-07-28 10:39:10" },
  { height:  581040 , difficulty:  3997337 , date:  "2015-07-28 10:41:21" },
  { height:  581041 , difficulty:  3989238 , date:  "2015-07-28 10:44:57" },
  { height:  581042 , difficulty:  3988173 , date:  "2015-07-28 10:45:02" },
  { height:  581043 , difficulty:  3986071 , date:  "2015-07-28 10:47:06" },
  { height:  581044 , difficulty:  3984430 , date:  "2015-07-28 10:47:31" },
  { height:  581045 , difficulty:  3987074 , date:  "2015-07-28 10:48:17" },
  { height:  581046 , difficulty:  3991911 , date:  "2015-07-28 10:48:53" },
  { height:  581047 , difficulty:  3978960 , date:  "2015-07-28 10:49:11" },
  { height:  581048 , difficulty:  3983352 , date:  "2015-07-28 10:49:50" },
  { height:  581049 , difficulty:  3984621 , date:  "2015-07-28 10:53:02" },
  { height:  581050 , difficulty:  3985198 , date:  "2015-07-28 10:56:41" },
  { height:  581051 , difficulty:  3988077 , date:  "2015-07-28 10:57:46" },
  { height:  581052 , difficulty:  4031849 , date:  "2015-07-28 10:57:51" },
  { height:  581053 , difficulty:  4022503 , date:  "2015-07-28 10:58:01" },
  { height:  581054 , difficulty:  4024549 , date:  "2015-07-28 10:58:05" },
  { height:  581055 , difficulty:  4067642 , date:  "2015-07-28 10:59:07" },
  { height:  581056 , difficulty:  4060037 , date:  "2015-07-28 10:59:11" },
  { height:  581057 , difficulty:  4054605 , date:  "2015-07-28 11:02:20" },
  { height:  581058 , difficulty:  4059305 , date:  "2015-07-28 11:03:23" },
  { height:  581059 , difficulty:  4053285 , date:  "2015-07-28 11:03:40" },
  { height:  581060 , difficulty:  4047149 , date:  "2015-07-28 11:04:35" },
  { height:  581061 , difficulty:  4046084 , date:  "2015-07-28 11:05:18" },
  { height:  581062 , difficulty:  4045545 , date:  "2015-07-28 11:06:17" },
  { height:  581063 , difficulty:  4037608 , date:  "2015-07-28 11:06:33" },
  { height:  581064 , difficulty:  4038486 , date:  "2015-07-28 11:06:50" },
  { height:  581065 , difficulty:  4041260 , date:  "2015-07-28 11:07:17" },
  { height:  581066 , difficulty:  4042963 , date:  "2015-07-28 11:08:34" },
  { height:  581067 , difficulty:  4047737 , date:  "2015-07-28 11:09:23" },
  { height:  581068 , difficulty:  4050763 , date:  "2015-07-28 11:11:04" },
  { height:  581069 , difficulty:  4056752 , date:  "2015-07-28 11:11:34" },
  { height:  581070 , difficulty:  4074499 , date:  "2015-07-28 11:12:05" },
  { height:  581071 , difficulty:  4079488 , date:  "2015-07-28 11:12:21" },
  { height:  581072 , difficulty:  4085336 , date:  "2015-07-28 11:12:29" },
  { height:  581073 , difficulty:  4080412 , date:  "2015-07-28 11:13:45" },
  { height:  581074 , difficulty:  4081404 , date:  "2015-07-28 11:16:13" },
  { height:  581075 , difficulty:  4077951 , date:  "2015-07-28 11:16:18" },
  { height:  581076 , difficulty:  4082438 , date:  "2015-07-28 11:18:58" },
  { height:  581077 , difficulty:  4081941 , date:  "2015-07-28 11:19:02" },
  { height:  581078 , difficulty:  4088419 , date:  "2015-07-28 11:19:47" },
  { height:  581079 , difficulty:  4093212 , date:  "2015-07-28 11:21:59" },
  { height:  581080 , difficulty:  4105989 , date:  "2015-07-28 11:22:17" },
  { height:  581081 , difficulty:  4099113 , date:  "2015-07-28 11:25:59" },
  { height:  581082 , difficulty:  4096070 , date:  "2015-07-28 11:27:30" },
  { height:  581083 , difficulty:  4096621 , date:  "2015-07-28 11:27:32" },
  { height:  581084 , difficulty:  4093414 , date:  "2015-07-28 11:27:36" },
  { height:  581085 , difficulty:  4100652 , date:  "2015-07-28 11:28:04" },
  { height:  581086 , difficulty:  4105763 , date:  "2015-07-28 11:28:07" },
  { height:  581087 , difficulty:  4107840 , date:  "2015-07-28 11:28:17" },
  { height:  581088 , difficulty:  4102745 , date:  "2015-07-28 11:28:21" },
  { height:  581089 , difficulty:  4103019 , date:  "2015-07-28 11:28:29" },
  { height:  581090 , difficulty:  4106099 , date:  "2015-07-28 11:28:41" },
  { height:  581091 , difficulty:  4105417 , date:  "2015-07-28 11:28:55" },
  { height:  581092 , difficulty:  4105982 , date:  "2015-07-28 11:29:39" },
  { height:  581093 , difficulty:  4111179 , date:  "2015-07-28 11:30:23" },
  { height:  581094 , difficulty:  4121204 , date:  "2015-07-28 11:30:25" },
  { height:  581095 , difficulty:  4128703 , date:  "2015-07-28 11:31:46" },
  { height:  581096 , difficulty:  4125889 , date:  "2015-07-28 11:31:52" },
  { height:  581097 , difficulty:  4126969 , date:  "2015-07-28 11:34:25" },
  { height:  581098 , difficulty:  4126063 , date:  "2015-07-28 11:35:00" },
  { height:  581099 , difficulty:  4124305 , date:  "2015-07-28 11:35:29" },
  { height:  581100 , difficulty:  4127545 , date:  "2015-07-28 11:36:19" },
  { height:  581101 , difficulty:  4133244 , date:  "2015-07-28 11:38:03" },
  { height:  581102 , difficulty:  4133130 , date:  "2015-07-28 11:38:07" },
  { height:  581103 , difficulty:  4148208 , date:  "2015-07-28 11:38:07" },
  { height:  581104 , difficulty:  4151572 , date:  "2015-07-28 11:38:13" },
  { height:  581105 , difficulty:  4147685 , date:  "2015-07-28 11:41:24" },
  { height:  581106 , difficulty:  4152620 , date:  "2015-07-28 11:41:52" },
  { height:  581107 , difficulty:  4155811 , date:  "2015-07-28 11:42:40" },
  { height:  581108 , difficulty:  4160724 , date:  "2015-07-28 11:44:17" },
  { height:  581109 , difficulty:  4174244 , date:  "2015-07-28 11:44:24" },
  { height:  581110 , difficulty:  4167397 , date:  "2015-07-28 11:44:49" },
  { height:  581111 , difficulty:  4151029 , date:  "2015-07-28 11:45:13" },
  { height:  581112 , difficulty:  4119177 , date:  "2015-07-28 11:46:12" },
  { height:  581113 , difficulty:  4124062 , date:  "2015-07-28 11:47:36" },
  { height:  581114 , difficulty:  4118943 , date:  "2015-07-28 11:48:10" },
  { height:  581115 , difficulty:  4144262 , date:  "2015-07-28 11:48:13" },
  { height:  581116 , difficulty:  4128984 , date:  "2015-07-28 11:49:18" },
  { height:  581117 , difficulty:  4123064 , date:  "2015-07-28 11:49:53" },
  { height:  581118 , difficulty:  4123731 , date:  "2015-07-28 11:50:04" },
  { height:  581119 , difficulty:  4129782 , date:  "2015-07-28 11:50:17" },
  { height:  581120 , difficulty:  4132528 , date:  "2015-07-28 11:51:04" },
  { height:  581121 , difficulty:  4127541 , date:  "2015-07-28 11:51:07" },
  { height:  581122 , difficulty:  4127838 , date:  "2015-07-28 11:51:17" },
  { height:  581123 , difficulty:  4126408 , date:  "2015-07-28 11:53:56" },
  { height:  581124 , difficulty:  4126545 , date:  "2015-07-28 11:57:41" },
  { height:  581125 , difficulty:  4116322 , date:  "2015-07-28 11:58:21" },
  { height:  581126 , difficulty:  4102269 , date:  "2015-07-28 11:58:29" },
  { height:  581127 , difficulty:  4113446 , date:  "2015-07-28 11:59:40" },
  { height:  581128 , difficulty:  4113855 , date:  "2015-07-28 11:59:46" },
  { height:  581129 , difficulty:  4115581 , date:  "2015-07-28 12:00:06" },
  { height:  581130 , difficulty:  4121083 , date:  "2015-07-28 12:00:46" },
  { height:  581131 , difficulty:  4116492 , date:  "2015-07-28 12:00:49" },
  { height:  581132 , difficulty:  4116639 , date:  "2015-07-28 12:01:43" },
  { height:  581133 , difficulty:  4094876 , date:  "2015-07-28 12:03:03" },
  { height:  581134 , difficulty:  4113958 , date:  "2015-07-28 12:03:04" },
  { height:  581135 , difficulty:  4125123 , date:  "2015-07-28 12:03:12" },
  { height:  581136 , difficulty:  4136446 , date:  "2015-07-28 12:05:41" },
  { height:  581137 , difficulty:  4133546 , date:  "2015-07-28 12:05:44" },
  { height:  581138 , difficulty:  4131513 , date:  "2015-07-28 12:06:09" },
  { height:  581139 , difficulty:  4130672 , date:  "2015-07-28 12:06:22" },
  { height:  581140 , difficulty:  4159623 , date:  "2015-07-28 12:08:39" },
  { height:  581141 , difficulty:  4157506 , date:  "2015-07-28 12:10:35" },
  { height:  581142 , difficulty:  4173670 , date:  "2015-07-28 12:12:01" },
  { height:  581143 , difficulty:  4168445 , date:  "2015-07-28 12:12:26" },
  { height:  581144 , difficulty:  4163707 , date:  "2015-07-28 12:12:38" },
  { height:  581145 , difficulty:  4161858 , date:  "2015-07-28 12:13:01" },
  { height:  581146 , difficulty:  4171250 , date:  "2015-07-28 12:14:03" },
  { height:  581147 , difficulty:  4178946 , date:  "2015-07-28 12:14:49" },
  { height:  581148 , difficulty:  4180145 , date:  "2015-07-28 12:15:22" },
  { height:  581149 , difficulty:  4180210 , date:  "2015-07-28 12:15:30" },
  { height:  581150 , difficulty:  4162572 , date:  "2015-07-28 12:17:11" },
  { height:  581151 , difficulty:  4177589 , date:  "2015-07-28 12:19:05" },
  { height:  581152 , difficulty:  4164925 , date:  "2015-07-28 12:19:22" },
  { height:  581153 , difficulty:  4167216 , date:  "2015-07-28 12:21:55" },
  { height:  581154 , difficulty:  4184770 , date:  "2015-07-28 12:22:36" },
  { height:  581155 , difficulty:  4181971 , date:  "2015-07-28 12:23:04" },
  { height:  581156 , difficulty:  4186862 , date:  "2015-07-28 12:23:06" },
  { height:  581157 , difficulty:  4172464 , date:  "2015-07-28 12:24:51" },
  { height:  581158 , difficulty:  4166723 , date:  "2015-07-28 12:25:06" },
  { height:  581159 , difficulty:  4171944 , date:  "2015-07-28 12:25:13" },
  { height:  581160 , difficulty:  4174295 , date:  "2015-07-28 12:25:28" },
  { height:  581161 , difficulty:  4174170 , date:  "2015-07-28 12:25:32" },
  { height:  581162 , difficulty:  4218915 , date:  "2015-07-28 12:26:23" },
  { height:  581163 , difficulty:  4218776 , date:  "2015-07-28 12:26:56" },
  { height:  581164 , difficulty:  4220671 , date:  "2015-07-28 12:27:19" },
  { height:  581165 , difficulty:  4220872 , date:  "2015-07-28 12:27:57" },
  { height:  581166 , difficulty:  4223000 , date:  "2015-07-28 12:28:19" },
  { height:  581167 , difficulty:  4223345 , date:  "2015-07-28 12:28:24" },
  { height:  581168 , difficulty:  4225842 , date:  "2015-07-28 12:28:37" },
  { height:  581169 , difficulty:  4230269 , date:  "2015-07-28 12:31:06" },
  { height:  581170 , difficulty:  4231663 , date:  "2015-07-28 12:33:15" },
  { height:  581171 , difficulty:  4223831 , date:  "2015-07-28 12:37:05" },
  { height:  581172 , difficulty:  4234261 , date:  "2015-07-28 12:38:03" },
  { height:  581173 , difficulty:  4236140 , date:  "2015-07-28 12:38:07" },
  { height:  581174 , difficulty:  4246248 , date:  "2015-07-28 12:38:23" },
  { height:  581175 , difficulty:  4247232 , date:  "2015-07-28 12:38:58" },
  { height:  581176 , difficulty:  4244357 , date:  "2015-07-28 12:39:51" },
  { height:  581177 , difficulty:  4247425 , date:  "2015-07-28 12:39:52" },
  { height:  581178 , difficulty:  4248428 , date:  "2015-07-28 12:43:42" },
  { height:  581179 , difficulty:  4250770 , date:  "2015-07-28 12:45:05" },
  { height:  581180 , difficulty:  4269987 , date:  "2015-07-28 12:45:44" },
  { height:  581181 , difficulty:  4250928 , date:  "2015-07-28 12:46:14" },
  { height:  581182 , difficulty:  4248492 , date:  "2015-07-28 12:46:54" },
  { height:  581183 , difficulty:  4258077 , date:  "2015-07-28 12:48:16" },
  { height:  581184 , difficulty:  4262486 , date:  "2015-07-28 12:49:04" },
  { height:  581185 , difficulty:  4305596 , date:  "2015-07-28 12:49:07" },
  { height:  581186 , difficulty:  4307455 , date:  "2015-07-28 12:53:23" },
  { height:  581187 , difficulty:  4321505 , date:  "2015-07-28 12:53:28" },
  { height:  581188 , difficulty:  4322087 , date:  "2015-07-28 12:54:10" },
  { height:  581189 , difficulty:  4312316 , date:  "2015-07-28 12:54:18" },
  { height:  581190 , difficulty:  4311044 , date:  "2015-07-28 12:55:03" },
  { height:  581191 , difficulty:  4330090 , date:  "2015-07-28 12:55:28" },
  { height:  581192 , difficulty:  4330600 , date:  "2015-07-28 12:55:30" },
  { height:  581193 , difficulty:  4332459 , date:  "2015-07-28 12:56:24" },
  { height:  581194 , difficulty:  4332297 , date:  "2015-07-28 12:57:55" },
  { height:  581195 , difficulty:  4333518 , date:  "2015-07-28 12:58:22" },
  { height:  581196 , difficulty:  4334218 , date:  "2015-07-28 13:00:11" },
  { height:  581197 , difficulty:  4335278 , date:  "2015-07-28 13:00:35" },
  { height:  581198 , difficulty:  4354507 , date:  "2015-07-28 13:01:30" },
  { height:  581199 , difficulty:  4333923 , date:  "2015-07-28 13:02:19" },
  { height:  581200 , difficulty:  4312732 , date:  "2015-07-28 13:02:25" },
  { height:  581201 , difficulty:  4319205 , date:  "2015-07-28 13:02:43" },
  { height:  581202 , difficulty:  4327409 , date:  "2015-07-28 13:02:51" },
  { height:  581203 , difficulty:  4321531 , date:  "2015-07-28 13:03:53" },
  { height:  581204 , difficulty:  4334052 , date:  "2015-07-28 13:04:26" },
  { height:  581205 , difficulty:  4332300 , date:  "2015-07-28 13:04:56" },
  { height:  581206 , difficulty:  4347457 , date:  "2015-07-28 13:06:41" },
  { height:  581207 , difficulty:  4350391 , date:  "2015-07-28 13:06:57" },
  { height:  581208 , difficulty:  4355348 , date:  "2015-07-28 13:08:02" },
  { height:  581209 , difficulty:  4353253 , date:  "2015-07-28 13:08:49" },
  { height:  581210 , difficulty:  4362430 , date:  "2015-07-28 13:08:51" },
  { height:  581211 , difficulty:  4362166 , date:  "2015-07-28 13:09:09" },
  { height:  581212 , difficulty:  4361815 , date:  "2015-07-28 13:09:16" },
  { height:  581213 , difficulty:  4370945 , date:  "2015-07-28 13:10:07" },
  { height:  581214 , difficulty:  4370991 , date:  "2015-07-28 13:10:46" },
  { height:  581215 , difficulty:  4393562 , date:  "2015-07-28 13:11:18" },
  { height:  581216 , difficulty:  4379057 , date:  "2015-07-28 13:12:57" },
  { height:  581217 , difficulty:  4368009 , date:  "2015-07-28 13:13:13" },
  { height:  581218 , difficulty:  4362627 , date:  "2015-07-28 13:13:19" },
  { height:  581219 , difficulty:  4362519 , date:  "2015-07-28 13:13:56" },
  { height:  581220 , difficulty:  4365930 , date:  "2015-07-28 13:14:03" },
  { height:  581221 , difficulty:  4372311 , date:  "2015-07-28 13:14:59" },
  { height:  581222 , difficulty:  4370176 , date:  "2015-07-28 13:19:21" },
  { height:  581223 , difficulty:  4365345 , date:  "2015-07-28 13:22:11" },
  { height:  581224 , difficulty:  4363756 , date:  "2015-07-28 13:22:18" },
  { height:  581225 , difficulty:  4379936 , date:  "2015-07-28 13:23:31" },
  { height:  581226 , difficulty:  4376396 , date:  "2015-07-28 13:23:39" },
  { height:  581227 , difficulty:  4368956 , date:  "2015-07-28 13:23:54" },
  { height:  581228 , difficulty:  4376155 , date:  "2015-07-28 13:24:18" },
  { height:  581229 , difficulty:  4364789 , date:  "2015-07-28 13:24:39" },
  { height:  581230 , difficulty:  4365003 , date:  "2015-07-28 13:26:06" },
  { height:  581231 , difficulty:  4363186 , date:  "2015-07-28 13:27:12" },
  { height:  581232 , difficulty:  4376413 , date:  "2015-07-28 13:28:36" },
  { height:  581233 , difficulty:  4369567 , date:  "2015-07-28 13:29:30" },
  { height:  581234 , difficulty:  4368799 , date:  "2015-07-28 13:31:49" },
  { height:  581235 , difficulty:  4371689 , date:  "2015-07-28 13:34:42" },
  { height:  581236 , difficulty:  4410382 , date:  "2015-07-28 13:34:58" },
  { height:  581237 , difficulty:  4435758 , date:  "2015-07-28 13:37:33" },
  { height:  581238 , difficulty:  4435352 , date:  "2015-07-28 13:37:54" },
  { height:  581239 , difficulty:  4435087 , date:  "2015-07-28 13:39:51" },
  { height:  581240 , difficulty:  4443606 , date:  "2015-07-28 13:40:49" },
  { height:  581241 , difficulty:  4440112 , date:  "2015-07-28 13:41:00" },
  { height:  581242 , difficulty:  4439959 , date:  "2015-07-28 13:41:59" },
  { height:  581243 , difficulty:  4440644 , date:  "2015-07-28 13:42:44" },
  { height:  581244 , difficulty:  4448853 , date:  "2015-07-28 13:42:49" },
  { height:  581245 , difficulty:  4431679 , date:  "2015-07-28 13:44:52" },
  { height:  581246 , difficulty:  4420430 , date:  "2015-07-28 13:45:32" },
  { height:  581247 , difficulty:  4398658 , date:  "2015-07-28 13:46:47" },
  { height:  581248 , difficulty:  4403299 , date:  "2015-07-28 13:46:53" },
  { height:  581249 , difficulty:  4407003 , date:  "2015-07-28 13:49:14" },
  { height:  581250 , difficulty:  4406206 , date:  "2015-07-28 13:49:36" },
  { height:  581251 , difficulty:  4402793 , date:  "2015-07-28 13:50:41" },
  { height:  581252 , difficulty:  4401975 , date:  "2015-07-28 13:51:16" },
  { height:  581253 , difficulty:  4402966 , date:  "2015-07-28 13:52:32" },
  { height:  581254 , difficulty:  4385784 , date:  "2015-07-28 13:53:16" },
  { height:  581255 , difficulty:  4385118 , date:  "2015-07-28 13:58:57" },
  { height:  581256 , difficulty:  4399356 , date:  "2015-07-28 13:59:19" },
  { height:  581257 , difficulty:  4406238 , date:  "2015-07-28 13:59:37" },
  { height:  581258 , difficulty:  4403125 , date:  "2015-07-28 13:59:41" },
  { height:  581259 , difficulty:  4394327 , date:  "2015-07-28 14:03:53" },
  { height:  581260 , difficulty:  4408502 , date:  "2015-07-28 14:04:15" },
  { height:  581261 , difficulty:  4409957 , date:  "2015-07-28 14:05:37" },
  { height:  581262 , difficulty:  4377078 , date:  "2015-07-28 14:05:58" },
  { height:  581263 , difficulty:  4391964 , date:  "2015-07-28 14:06:42" },
  { height:  581264 , difficulty:  4392034 , date:  "2015-07-28 14:06:53" },
  { height:  581265 , difficulty:  4392630 , date:  "2015-07-28 14:10:53" },
  { height:  581266 , difficulty:  4410556 , date:  "2015-07-28 14:15:40" },
  { height:  581267 , difficulty:  4419859 , date:  "2015-07-28 14:15:54" },
  { height:  581268 , difficulty:  4425619 , date:  "2015-07-28 14:16:00" },
  { height:  581269 , difficulty:  4436354 , date:  "2015-07-28 14:19:07" },
  { height:  581270 , difficulty:  4425253 , date:  "2015-07-28 14:19:46" },
  { height:  581271 , difficulty:  4428751 , date:  "2015-07-28 14:21:00" },
  { height:  581272 , difficulty:  4425355 , date:  "2015-07-28 14:21:05" },
  { height:  581273 , difficulty:  4423600 , date:  "2015-07-28 14:22:37" },
  { height:  581274 , difficulty:  4417724 , date:  "2015-07-28 14:23:11" },
  { height:  581275 , difficulty:  4419639 , date:  "2015-07-28 14:23:31" },
  { height:  581276 , difficulty:  4430463 , date:  "2015-07-28 14:23:48" },
  { height:  581277 , difficulty:  4430848 , date:  "2015-07-28 14:26:50" },
  { height:  581278 , difficulty:  4431261 , date:  "2015-07-28 14:28:09" },
  { height:  581279 , difficulty:  4424370 , date:  "2015-07-28 14:28:12" },
  { height:  581280 , difficulty:  4422888 , date:  "2015-07-28 14:30:35" },
  { height:  581281 , difficulty:  4420971 , date:  "2015-07-28 14:30:58" },
  { height:  581282 , difficulty:  4420738 , date:  "2015-07-28 14:31:05" },
  { height:  581283 , difficulty:  4423372 , date:  "2015-07-28 14:32:07" },
  { height:  581284 , difficulty:  4416958 , date:  "2015-07-28 14:36:43" },
  { height:  581285 , difficulty:  4412878 , date:  "2015-07-28 14:37:25" },
  { height:  581286 , difficulty:  4431301 , date:  "2015-07-28 14:37:50" },
  { height:  581287 , difficulty:  4433960 , date:  "2015-07-28 14:38:13" },
  { height:  581288 , difficulty:  4490130 , date:  "2015-07-28 14:39:24" },
  { height:  581289 , difficulty:  4491204 , date:  "2015-07-28 14:40:00" },
  { height:  581290 , difficulty:  4492132 , date:  "2015-07-28 14:44:38" },
  { height:  581291 , difficulty:  4517712 , date:  "2015-07-28 14:44:45" },
  { height:  581292 , difficulty:  4510540 , date:  "2015-07-28 14:45:03" },
  { height:  581293 , difficulty:  4520760 , date:  "2015-07-28 14:45:36" },
  { height:  581294 , difficulty:  4521696 , date:  "2015-07-28 14:46:49" },
  { height:  581295 , difficulty:  4519332 , date:  "2015-07-28 14:48:30" },
  { height:  581296 , difficulty:  4537329 , date:  "2015-07-28 14:50:05" },
  { height:  581297 , difficulty:  4559118 , date:  "2015-07-28 14:50:09" },
  { height:  581298 , difficulty:  4546008 , date:  "2015-07-28 14:51:17" },
  { height:  581299 , difficulty:  4528379 , date:  "2015-07-28 14:54:05" },
  { height:  581300 , difficulty:  4529459 , date:  "2015-07-28 14:54:58" },
  { height:  581301 , difficulty:  4521002 , date:  "2015-07-28 14:59:02" },
  { height:  581302 , difficulty:  4531155 , date:  "2015-07-28 15:05:43" },
  { height:  581303 , difficulty:  4530566 , date:  "2015-07-28 15:06:42" },
  { height:  581304 , difficulty:  4553860 , date:  "2015-07-28 15:07:02" },
  { height:  581305 , difficulty:  4560459 , date:  "2015-07-28 15:07:06" },
  { height:  581306 , difficulty:  4554732 , date:  "2015-07-28 15:07:43" },
  { height:  581307 , difficulty:  4546559 , date:  "2015-07-28 15:10:35" },
  { height:  581308 , difficulty:  4543496 , date:  "2015-07-28 15:10:49" },
  { height:  581309 , difficulty:  4536984 , date:  "2015-07-28 15:10:56" },
  { height:  581310 , difficulty:  4524776 , date:  "2015-07-28 15:13:05" },
  { height:  581311 , difficulty:  4520468 , date:  "2015-07-28 15:13:43" },
  { height:  581312 , difficulty:  4529105 , date:  "2015-07-28 15:18:36" },
  { height:  581313 , difficulty:  4528974 , date:  "2015-07-28 15:19:25" },
  { height:  581314 , difficulty:  4531711 , date:  "2015-07-28 15:19:27" },
  { height:  581315 , difficulty:  4517052 , date:  "2015-07-28 15:20:44" },
  { height:  581316 , difficulty:  4523364 , date:  "2015-07-28 15:23:21" },
  { height:  581317 , difficulty:  4538949 , date:  "2015-07-28 15:23:36" },
  { height:  581318 , difficulty:  4534338 , date:  "2015-07-28 15:23:40" },
  { height:  581319 , difficulty:  4532020 , date:  "2015-07-28 15:24:48" },
  { height:  581320 , difficulty:  4533442 , date:  "2015-07-28 15:24:59" },
  { height:  581321 , difficulty:  4520140 , date:  "2015-07-28 15:25:06" },
  { height:  581322 , difficulty:  4525190 , date:  "2015-07-28 15:25:11" },
  { height:  581323 , difficulty:  4517703 , date:  "2015-07-28 15:25:47" },
  { height:  581324 , difficulty:  4537966 , date:  "2015-07-28 15:26:00" },
  { height:  581325 , difficulty:  4526028 , date:  "2015-07-28 15:26:04" },
  { height:  581326 , difficulty:  4527061 , date:  "2015-07-28 15:28:00" },
  { height:  581327 , difficulty:  4522247 , date:  "2015-07-28 15:28:52" },
  { height:  581328 , difficulty:  4518868 , date:  "2015-07-28 15:28:53" },
  { height:  581329 , difficulty:  4510131 , date:  "2015-07-28 15:29:19" },
  { height:  581330 , difficulty:  4512971 , date:  "2015-07-28 15:30:22" },
  { height:  581331 , difficulty:  4466869 , date:  "2015-07-28 15:30:31" },
  { height:  581332 , difficulty:  4466889 , date:  "2015-07-28 15:30:38" },
  { height:  581333 , difficulty:  4468177 , date:  "2015-07-28 15:30:39" },
  { height:  581334 , difficulty:  4478749 , date:  "2015-07-28 15:31:03" },
  { height:  581335 , difficulty:  4449227 , date:  "2015-07-28 15:33:25" },
  { height:  581336 , difficulty:  4447795 , date:  "2015-07-28 15:34:06" },
  { height:  581337 , difficulty:  4439344 , date:  "2015-07-28 15:34:46" },
  { height:  581338 , difficulty:  4447232 , date:  "2015-07-28 15:35:06" },
  { height:  581339 , difficulty:  4450519 , date:  "2015-07-28 15:35:17" },
  { height:  581340 , difficulty:  4453542 , date:  "2015-07-28 15:36:41" },
  { height:  581341 , difficulty:  4432791 , date:  "2015-07-28 15:39:19" },
  { height:  581342 , difficulty:  4408407 , date:  "2015-07-28 15:40:46" },
  { height:  581343 , difficulty:  4407820 , date:  "2015-07-28 15:40:53" },
  { height:  581344 , difficulty:  4412075 , date:  "2015-07-28 15:43:51" },
  { height:  581345 , difficulty:  4388395 , date:  "2015-07-28 15:43:55" },
  { height:  581346 , difficulty:  4399577 , date:  "2015-07-28 15:44:15" },
  { height:  581347 , difficulty:  4396232 , date:  "2015-07-28 15:46:45" },
  { height:  581348 , difficulty:  4398501 , date:  "2015-07-28 15:46:52" },
  { height:  581349 , difficulty:  4403847 , date:  "2015-07-28 15:48:12" },
  { height:  581350 , difficulty:  4404866 , date:  "2015-07-28 15:49:01" },
  { height:  581351 , difficulty:  4423778 , date:  "2015-07-28 15:50:32" },
  { height:  581352 , difficulty:  4429567 , date:  "2015-07-28 15:52:07" },
  { height:  581353 , difficulty:  4419550 , date:  "2015-07-28 15:54:41" },
  { height:  581354 , difficulty:  4415739 , date:  "2015-07-28 15:56:16" },
  { height:  581355 , difficulty:  4416752 , date:  "2015-07-28 15:59:32" },
  { height:  581356 , difficulty:  4404084 , date:  "2015-07-28 15:59:37" },
  { height:  581357 , difficulty:  4402410 , date:  "2015-07-28 16:02:10" },
  { height:  581358 , difficulty:  4404482 , date:  "2015-07-28 16:02:25" },
  { height:  581359 , difficulty:  4401317 , date:  "2015-07-28 16:03:12" },
  { height:  581360 , difficulty:  4367871 , date:  "2015-07-28 16:03:19" },
  { height:  581361 , difficulty:  4365358 , date:  "2015-07-28 16:05:11" },
  { height:  581362 , difficulty:  4364312 , date:  "2015-07-28 16:05:14" },
  { height:  581363 , difficulty:  4369824 , date:  "2015-07-28 16:08:12" },
  { height:  581364 , difficulty:  4365415 , date:  "2015-07-28 16:09:04" },
  { height:  581365 , difficulty:  4368745 , date:  "2015-07-28 16:09:08" },
  { height:  581366 , difficulty:  4336523 , date:  "2015-07-28 16:09:51" },
  { height:  581367 , difficulty:  4359784 , date:  "2015-07-28 16:11:29" },
  { height:  581368 , difficulty:  4359658 , date:  "2015-07-28 16:12:16" },
  { height:  581369 , difficulty:  4358228 , date:  "2015-07-28 16:12:31" },
  { height:  581370 , difficulty:  4365124 , date:  "2015-07-28 16:14:25" },
  { height:  581371 , difficulty:  4362872 , date:  "2015-07-28 16:15:13" },
  { height:  581372 , difficulty:  4352713 , date:  "2015-07-28 16:16:48" },
  { height:  581373 , difficulty:  4374723 , date:  "2015-07-28 16:17:03" },
  { height:  581374 , difficulty:  4376237 , date:  "2015-07-28 16:17:39" },
  { height:  581375 , difficulty:  4364114 , date:  "2015-07-28 16:17:59" },
  { height:  581376 , difficulty:  4366250 , date:  "2015-07-28 16:19:16" },
  { height:  581377 , difficulty:  4336191 , date:  "2015-07-28 16:19:20" },
  { height:  581378 , difficulty:  4302618 , date:  "2015-07-28 16:20:26" },
  { height:  581379 , difficulty:  4298209 , date:  "2015-07-28 16:21:11" },
  { height:  581380 , difficulty:  4298052 , date:  "2015-07-28 16:21:32" },
  { height:  581381 , difficulty:  4299306 , date:  "2015-07-28 16:21:37" },
  { height:  581382 , difficulty:  4297388 , date:  "2015-07-28 16:23:22" },
  { height:  581383 , difficulty:  4281378 , date:  "2015-07-28 16:23:25" },
  { height:  581384 , difficulty:  4295162 , date:  "2015-07-28 16:23:30" },
  { height:  581385 , difficulty:  4297886 , date:  "2015-07-28 16:24:31" },
  { height:  581386 , difficulty:  4301850 , date:  "2015-07-28 16:24:36" },
  { height:  581387 , difficulty:  4299008 , date:  "2015-07-28 16:26:20" },
  { height:  581388 , difficulty:  4269888 , date:  "2015-07-28 16:26:24" },
  { height:  581389 , difficulty:  4269609 , date:  "2015-07-28 16:28:25" },
  { height:  581390 , difficulty:  4278548 , date:  "2015-07-28 16:28:30" },
  { height:  581391 , difficulty:  4272370 , date:  "2015-07-28 16:29:34" },
  { height:  581392 , difficulty:  4265733 , date:  "2015-07-28 16:30:41" },
  { height:  581393 , difficulty:  4273026 , date:  "2015-07-28 16:30:43" },
  { height:  581394 , difficulty:  4274433 , date:  "2015-07-28 16:33:32" },
  { height:  581395 , difficulty:  4282319 , date:  "2015-07-28 16:34:18" },
  { height:  581396 , difficulty:  4300510 , date:  "2015-07-28 16:36:03" },
  { height:  581397 , difficulty:  4304277 , date:  "2015-07-28 16:36:46" },
  { height:  581398 , difficulty:  4316926 , date:  "2015-07-28 16:41:37" },
  { height:  581399 , difficulty:  4316664 , date:  "2015-07-28 16:43:36" },
  { height:  581400 , difficulty:  4316842 , date:  "2015-07-28 16:43:44" },
  { height:  581401 , difficulty:  4321425 , date:  "2015-07-28 16:44:37" },
  { height:  581402 , difficulty:  4314980 , date:  "2015-07-28 16:45:27" },
  { height:  581403 , difficulty:  4312973 , date:  "2015-07-28 16:49:41" },
  { height:  581404 , difficulty:  4314611 , date:  "2015-07-28 16:50:17" },
  { height:  581405 , difficulty:  4317628 , date:  "2015-07-28 16:50:53" },
  { height:  581406 , difficulty:  4315597 , date:  "2015-07-28 16:51:09" },
  { height:  581407 , difficulty:  4323346 , date:  "2015-07-28 16:51:10" },
  { height:  581408 , difficulty:  4331122 , date:  "2015-07-28 16:55:03" },
  { height:  581409 , difficulty:  4342501 , date:  "2015-07-28 16:56:25" },
  { height:  581410 , difficulty:  4347790 , date:  "2015-07-28 16:57:13" },
  { height:  581411 , difficulty:  4334353 , date:  "2015-07-28 16:58:41" },
  { height:  581412 , difficulty:  4330387 , date:  "2015-07-28 16:58:59" },
  { height:  581413 , difficulty:  4328632 , date:  "2015-07-28 16:59:23" },
  { height:  581414 , difficulty:  4330834 , date:  "2015-07-28 16:59:46" },
  { height:  581415 , difficulty:  4333300 , date:  "2015-07-28 17:01:26" },
  { height:  581416 , difficulty:  4353535 , date:  "2015-07-28 17:02:29" },
  { height:  581417 , difficulty:  4339627 , date:  "2015-07-28 17:02:35" },
  { height:  581418 , difficulty:  4334917 , date:  "2015-07-28 17:03:44" },
  { height:  581419 , difficulty:  4335290 , date:  "2015-07-28 17:03:46" },
  { height:  581420 , difficulty:  4320077 , date:  "2015-07-28 17:06:21" },
  { height:  581421 , difficulty:  4323942 , date:  "2015-07-28 17:07:43" },
  { height:  581422 , difficulty:  4341553 , date:  "2015-07-28 17:08:48" },
  { height:  581423 , difficulty:  4336676 , date:  "2015-07-28 17:10:20" },
  { height:  581424 , difficulty:  4339058 , date:  "2015-07-28 17:15:54" },
  { height:  581425 , difficulty:  4340193 , date:  "2015-07-28 17:16:45" },
  { height:  581426 , difficulty:  4338524 , date:  "2015-07-28 17:19:52" },
  { height:  581427 , difficulty:  4330324 , date:  "2015-07-28 17:20:16" },
  { height:  581428 , difficulty:  4335172 , date:  "2015-07-28 17:22:13" },
  { height:  581429 , difficulty:  4322171 , date:  "2015-07-28 17:22:16" },
  { height:  581430 , difficulty:  4320432 , date:  "2015-07-28 17:25:42" },
  { height:  581431 , difficulty:  4298660 , date:  "2015-07-28 17:26:03" },
  { height:  581432 , difficulty:  4299677 , date:  "2015-07-28 17:28:39" },
  { height:  581433 , difficulty:  4285768 , date:  "2015-07-28 17:29:08" },
  { height:  581434 , difficulty:  4288633 , date:  "2015-07-28 17:30:45" },
  { height:  581435 , difficulty:  4287147 , date:  "2015-07-28 17:31:07" },
  { height:  581436 , difficulty:  4293401 , date:  "2015-07-28 17:31:46" },
  { height:  581437 , difficulty:  4285135 , date:  "2015-07-28 17:32:32" },
  { height:  581438 , difficulty:  4290614 , date:  "2015-07-28 17:33:48" },
  { height:  581439 , difficulty:  4274701 , date:  "2015-07-28 17:37:54" },
  { height:  581440 , difficulty:  4269549 , date:  "2015-07-28 17:39:05" },
  { height:  581441 , difficulty:  4285710 , date:  "2015-07-28 17:39:12" },
  { height:  581442 , difficulty:  4291126 , date:  "2015-07-28 17:40:03" },
  { height:  581443 , difficulty:  4280033 , date:  "2015-07-28 17:40:14" },
  { height:  581444 , difficulty:  4282038 , date:  "2015-07-28 17:40:51" },
  { height:  581445 , difficulty:  4290217 , date:  "2015-07-28 17:45:02" },
  { height:  581446 , difficulty:  4282237 , date:  "2015-07-28 17:46:46" },
  { height:  581447 , difficulty:  4289581 , date:  "2015-07-28 17:47:46" },
  { height:  581448 , difficulty:  4278991 , date:  "2015-07-28 17:48:03" },
  { height:  581449 , difficulty:  4283881 , date:  "2015-07-28 17:48:17" },
  { height:  581450 , difficulty:  4283843 , date:  "2015-07-28 17:49:21" },
  { height:  581451 , difficulty:  4282288 , date:  "2015-07-28 17:50:53" },
  { height:  581452 , difficulty:  4274971 , date:  "2015-07-28 17:52:35" },
  { height:  581453 , difficulty:  4280385 , date:  "2015-07-28 17:52:55" },
  { height:  581454 , difficulty:  4276669 , date:  "2015-07-28 17:53:53" },
  { height:  581455 , difficulty:  4274545 , date:  "2015-07-28 17:59:57" },
  { height:  581456 , difficulty:  4272903 , date:  "2015-07-28 18:01:07" },
  { height:  581457 , difficulty:  4275186 , date:  "2015-07-28 18:01:24" },
  { height:  581458 , difficulty:  4298299 , date:  "2015-07-28 18:01:27" },
  { height:  581459 , difficulty:  4304036 , date:  "2015-07-28 18:03:37" },
  { height:  581460 , difficulty:  4305454 , date:  "2015-07-28 18:04:20" },
  { height:  581461 , difficulty:  4302532 , date:  "2015-07-28 18:04:28" },
  { height:  581462 , difficulty:  4313445 , date:  "2015-07-28 18:04:46" },
  { height:  581463 , difficulty:  4306793 , date:  "2015-07-28 18:05:26" },
  { height:  581464 , difficulty:  4307444 , date:  "2015-07-28 18:05:45" },
  { height:  581465 , difficulty:  4298257 , date:  "2015-07-28 18:06:31" },
  { height:  581466 , difficulty:  4301375 , date:  "2015-07-28 18:06:33" },
  { height:  581467 , difficulty:  4309187 , date:  "2015-07-28 18:06:55" },
  { height:  581468 , difficulty:  4301976 , date:  "2015-07-28 18:07:32" },
  { height:  581469 , difficulty:  4304965 , date:  "2015-07-28 18:09:37" },
  { height:  581470 , difficulty:  4286669 , date:  "2015-07-28 18:10:58" },
  { height:  581471 , difficulty:  4289643 , date:  "2015-07-28 18:13:09" },
  { height:  581472 , difficulty:  4284303 , date:  "2015-07-28 18:14:14" },
  { height:  581473 , difficulty:  4283891 , date:  "2015-07-28 18:14:45" },
  { height:  581474 , difficulty:  4253291 , date:  "2015-07-28 18:16:12" },
  { height:  581475 , difficulty:  4241458 , date:  "2015-07-28 18:16:13" },
  { height:  581476 , difficulty:  4245049 , date:  "2015-07-28 18:25:41" },
  { height:  581477 , difficulty:  4246357 , date:  "2015-07-28 18:25:48" },
  { height:  581478 , difficulty:  4241283 , date:  "2015-07-28 18:26:06" },
  { height:  581479 , difficulty:  4223411 , date:  "2015-07-28 18:27:28" },
  { height:  581480 , difficulty:  4228978 , date:  "2015-07-28 18:27:48" },
  { height:  581481 , difficulty:  4245015 , date:  "2015-07-28 18:29:21" },
  { height:  581482 , difficulty:  4266617 , date:  "2015-07-28 18:29:44" },
  { height:  581483 , difficulty:  4273619 , date:  "2015-07-28 18:29:49" },
  { height:  581484 , difficulty:  4266156 , date:  "2015-07-28 18:30:57" },
  { height:  581485 , difficulty:  4259357 , date:  "2015-07-28 18:32:20" },
  { height:  581486 , difficulty:  4257435 , date:  "2015-07-28 18:32:23" },
  { height:  581487 , difficulty:  4248013 , date:  "2015-07-28 18:33:42" },
  { height:  581488 , difficulty:  4262471 , date:  "2015-07-28 18:34:07" },
  { height:  581489 , difficulty:  4273353 , date:  "2015-07-28 18:34:49" },
  { height:  581490 , difficulty:  4271725 , date:  "2015-07-28 18:34:51" },
  { height:  581491 , difficulty:  4266694 , date:  "2015-07-28 18:38:02" },
  { height:  581492 , difficulty:  4275234 , date:  "2015-07-28 18:40:13" },
  { height:  581493 , difficulty:  4290751 , date:  "2015-07-28 18:45:16" },
  { height:  581494 , difficulty:  4283832 , date:  "2015-07-28 18:45:17" },
  { height:  581495 , difficulty:  4291367 , date:  "2015-07-28 18:45:37" },
  { height:  581496 , difficulty:  4275511 , date:  "2015-07-28 18:50:36" },
  { height:  581497 , difficulty:  4273116 , date:  "2015-07-28 18:50:51" },
  { height:  581498 , difficulty:  4266411 , date:  "2015-07-28 18:50:58" },
  { height:  581499 , difficulty:  4270154 , date:  "2015-07-28 18:51:23" },
  { height:  581500 , difficulty:  4231520 , date:  "2015-07-28 18:52:04" },
  { height:  581501 , difficulty:  4226870 , date:  "2015-07-28 18:52:11" },
  { height:  581502 , difficulty:  4218677 , date:  "2015-07-28 18:54:04" },
  { height:  581503 , difficulty:  4230879 , date:  "2015-07-28 18:54:06" },
  { height:  581504 , difficulty:  4218173 , date:  "2015-07-28 18:55:35" },
  { height:  581505 , difficulty:  4227521 , date:  "2015-07-28 18:55:57" },
  { height:  581506 , difficulty:  4204464 , date:  "2015-07-28 18:57:35" },
  { height:  581507 , difficulty:  4218316 , date:  "2015-07-28 18:57:40" },
  { height:  581508 , difficulty:  4209057 , date:  "2015-07-28 18:58:35" },
  { height:  581509 , difficulty:  4207103 , date:  "2015-07-28 19:03:02" },
  { height:  581510 , difficulty:  4204096 , date:  "2015-07-28 19:03:22" },
  { height:  581511 , difficulty:  4250793 , date:  "2015-07-28 19:03:25" },
  { height:  581512 , difficulty:  4250848 , date:  "2015-07-28 19:03:52" },
  { height:  581513 , difficulty:  4259292 , date:  "2015-07-28 19:04:39" },
  { height:  581514 , difficulty:  4253426 , date:  "2015-07-28 19:05:26" },
  { height:  581515 , difficulty:  4232644 , date:  "2015-07-28 19:05:53" },
  { height:  581516 , difficulty:  4226594 , date:  "2015-07-28 19:06:41" },
  { height:  581517 , difficulty:  4235194 , date:  "2015-07-28 19:07:44" },
  { height:  581518 , difficulty:  4250188 , date:  "2015-07-28 19:09:37" },
  { height:  581519 , difficulty:  4252381 , date:  "2015-07-28 19:09:49" },
  { height:  581520 , difficulty:  4256990 , date:  "2015-07-28 19:10:06" },
  { height:  581521 , difficulty:  4227942 , date:  "2015-07-28 19:11:50" },
  { height:  581522 , difficulty:  4220901 , date:  "2015-07-28 19:12:32" },
  { height:  581523 , difficulty:  4216953 , date:  "2015-07-28 19:15:53" },
  { height:  581524 , difficulty:  4215927 , date:  "2015-07-28 19:16:38" },
  { height:  581525 , difficulty:  4229207 , date:  "2015-07-28 19:18:10" },
  { height:  581526 , difficulty:  4233292 , date:  "2015-07-28 19:18:18" },
  { height:  581527 , difficulty:  4225046 , date:  "2015-07-28 19:18:36" },
  { height:  581528 , difficulty:  4234323 , date:  "2015-07-28 19:19:07" },
  { height:  581529 , difficulty:  4237317 , date:  "2015-07-28 19:22:57" },
  { height:  581530 , difficulty:  4232898 , date:  "2015-07-28 19:23:53" },
  { height:  581531 , difficulty:  4194449 , date:  "2015-07-28 19:23:54" },
  { height:  581532 , difficulty:  4189423 , date:  "2015-07-28 19:25:59" },
  { height:  581533 , difficulty:  4202162 , date:  "2015-07-28 19:26:53" },
  { height:  581534 , difficulty:  4202878 , date:  "2015-07-28 19:28:55" },
  { height:  581535 , difficulty:  4213295 , date:  "2015-07-28 19:30:18" },
  { height:  581536 , difficulty:  4211062 , date:  "2015-07-28 19:30:30" },
  { height:  581537 , difficulty:  4211618 , date:  "2015-07-28 19:31:15" },
  { height:  581538 , difficulty:  4210561 , date:  "2015-07-28 19:31:21" },
  { height:  581539 , difficulty:  4230452 , date:  "2015-07-28 19:31:28" },
  { height:  581540 , difficulty:  4238352 , date:  "2015-07-28 19:31:55" },
  { height:  581541 , difficulty:  4233908 , date:  "2015-07-28 19:32:00" },
  { height:  581542 , difficulty:  4238837 , date:  "2015-07-28 19:32:03" },
  { height:  581543 , difficulty:  4247622 , date:  "2015-07-28 19:32:12" },
  { height:  581544 , difficulty:  4246727 , date:  "2015-07-28 19:33:06" },
  { height:  581545 , difficulty:  4240461 , date:  "2015-07-28 19:33:25" },
  { height:  581546 , difficulty:  4232288 , date:  "2015-07-28 19:35:08" },
  { height:  581547 , difficulty:  4222635 , date:  "2015-07-28 19:36:24" },
  { height:  581548 , difficulty:  4218536 , date:  "2015-07-28 19:36:50" },
  { height:  581549 , difficulty:  4227729 , date:  "2015-07-28 19:38:35" },
  { height:  581550 , difficulty:  4224216 , date:  "2015-07-28 19:38:39" },
  { height:  581551 , difficulty:  4228936 , date:  "2015-07-28 19:39:02" },
  { height:  581552 , difficulty:  4165609 , date:  "2015-07-28 19:39:37" },
  { height:  581553 , difficulty:  4165594 , date:  "2015-07-28 19:40:30" },
  { height:  581554 , difficulty:  4168663 , date:  "2015-07-28 19:40:34" },
  { height:  581555 , difficulty:  4173325 , date:  "2015-07-28 19:42:55" },
  { height:  581556 , difficulty:  4172819 , date:  "2015-07-28 19:45:58" },
  { height:  581557 , difficulty:  4169933 , date:  "2015-07-28 19:45:59" },
  { height:  581558 , difficulty:  4168259 , date:  "2015-07-28 19:46:14" },
  { height:  581559 , difficulty:  4172336 , date:  "2015-07-28 19:48:13" },
  { height:  581560 , difficulty:  4181148 , date:  "2015-07-28 19:48:18" },
  { height:  581561 , difficulty:  4175343 , date:  "2015-07-28 19:49:59" },
  { height:  581562 , difficulty:  4181368 , date:  "2015-07-28 19:51:16" },
  { height:  581563 , difficulty:  4184853 , date:  "2015-07-28 19:51:20" },
  { height:  581564 , difficulty:  4185844 , date:  "2015-07-28 19:52:10" },
  { height:  581565 , difficulty:  4181665 , date:  "2015-07-28 19:52:20" },
  { height:  581566 , difficulty:  4189008 , date:  "2015-07-28 19:53:49" },
  { height:  581567 , difficulty:  4169067 , date:  "2015-07-28 19:54:34" },
  { height:  581568 , difficulty:  4160605 , date:  "2015-07-28 19:54:44" },
  { height:  581569 , difficulty:  4127390 , date:  "2015-07-28 19:55:44" },
  { height:  581570 , difficulty:  4133242 , date:  "2015-07-28 19:55:47" },
  { height:  581571 , difficulty:  4132368 , date:  "2015-07-28 20:00:43" },
  { height:  581572 , difficulty:  4100799 , date:  "2015-07-28 20:01:08" },
  { height:  581573 , difficulty:  4101743 , date:  "2015-07-28 20:01:14" },
  { height:  581574 , difficulty:  4101673 , date:  "2015-07-28 20:08:00" },
  { height:  581575 , difficulty:  4114899 , date:  "2015-07-28 20:09:43" },
  { height:  581576 , difficulty:  4111287 , date:  "2015-07-28 20:09:45" },
  { height:  581577 , difficulty:  4114660 , date:  "2015-07-28 20:10:55" },
  { height:  581578 , difficulty:  4103926 , date:  "2015-07-28 20:10:57" },
  { height:  581579 , difficulty:  4108996 , date:  "2015-07-28 20:14:46" },
  { height:  581580 , difficulty:  4099750 , date:  "2015-07-28 20:14:47" },
  { height:  581581 , difficulty:  4099246 , date:  "2015-07-28 20:14:57" },
  { height:  581582 , difficulty:  4092848 , date:  "2015-07-28 20:17:48" },
  { height:  581583 , difficulty:  4107001 , date:  "2015-07-28 20:18:35" },
  { height:  581584 , difficulty:  4120465 , date:  "2015-07-28 20:21:40" },
  { height:  581585 , difficulty:  4091421 , date:  "2015-07-28 20:21:45" },
  { height:  581586 , difficulty:  4089770 , date:  "2015-07-28 20:25:13" },
  { height:  581587 , difficulty:  4105788 , date:  "2015-07-28 20:25:16" },
  { height:  581588 , difficulty:  4105230 , date:  "2015-07-28 20:26:02" },
  { height:  581589 , difficulty:  4116132 , date:  "2015-07-28 20:27:24" },
  { height:  581590 , difficulty:  4114132 , date:  "2015-07-28 20:27:57" },
  { height:  581591 , difficulty:  4112099 , date:  "2015-07-28 20:28:58" },
  { height:  581592 , difficulty:  4117609 , date:  "2015-07-28 20:29:55" },
  { height:  581593 , difficulty:  4111466 , date:  "2015-07-28 20:31:18" },
  { height:  581594 , difficulty:  4105483 , date:  "2015-07-28 20:32:31" },
  { height:  581595 , difficulty:  4116583 , date:  "2015-07-28 20:33:14" },
  { height:  581596 , difficulty:  4121839 , date:  "2015-07-28 20:34:33" },
  { height:  581597 , difficulty:  4119356 , date:  "2015-07-28 20:34:35" },
  { height:  581598 , difficulty:  4115300 , date:  "2015-07-28 20:37:23" },
  { height:  581599 , difficulty:  4096192 , date:  "2015-07-28 20:39:29" },
  { height:  581600 , difficulty:  4115236 , date:  "2015-07-28 20:40:53" },
  { height:  581601 , difficulty:  4106866 , date:  "2015-07-28 20:41:19" },
  { height:  581602 , difficulty:  4115929 , date:  "2015-07-28 20:41:34" },
  { height:  581603 , difficulty:  4145660 , date:  "2015-07-28 20:41:55" },
  { height:  581604 , difficulty:  4145545 , date:  "2015-07-28 20:47:15" },
  { height:  581605 , difficulty:  4123574 , date:  "2015-07-28 20:47:21" },
  { height:  581606 , difficulty:  4125344 , date:  "2015-07-28 20:49:59" },
  { height:  581607 , difficulty:  4126265 , date:  "2015-07-28 20:51:51" },
  { height:  581608 , difficulty:  4117586 , date:  "2015-07-28 20:53:21" },
  { height:  581609 , difficulty:  4114086 , date:  "2015-07-28 20:53:34" },
  { height:  581610 , difficulty:  4101411 , date:  "2015-07-28 20:53:45" },
  { height:  581611 , difficulty:  4096443 , date:  "2015-07-28 20:53:47" },
  { height:  581612 , difficulty:  4095878 , date:  "2015-07-28 20:54:09" },
  { height:  581613 , difficulty:  4106220 , date:  "2015-07-28 20:54:28" },
  { height:  581614 , difficulty:  4107668 , date:  "2015-07-28 20:55:15" },
  { height:  581615 , difficulty:  4156533 , date:  "2015-07-28 20:55:44" },
  { height:  581616 , difficulty:  4154488 , date:  "2015-07-28 20:57:22" },
  { height:  581617 , difficulty:  4155371 , date:  "2015-07-28 20:57:27" },
  { height:  581618 , difficulty:  4161689 , date:  "2015-07-28 20:58:22" },
  { height:  581619 , difficulty:  4172018 , date:  "2015-07-28 20:58:25" },
  { height:  581620 , difficulty:  4192621 , date:  "2015-07-28 21:01:46" },
  { height:  581621 , difficulty:  4205270 , date:  "2015-07-28 21:02:37" },
  { height:  581622 , difficulty:  4196761 , date:  "2015-07-28 21:02:40" },
  { height:  581623 , difficulty:  4194489 , date:  "2015-07-28 21:03:18" },
  { height:  581624 , difficulty:  4204104 , date:  "2015-07-28 21:03:34" },
  { height:  581625 , difficulty:  4211670 , date:  "2015-07-28 21:04:23" },
  { height:  581626 , difficulty:  4214144 , date:  "2015-07-28 21:07:02" },
  { height:  581627 , difficulty:  4217312 , date:  "2015-07-28 21:08:09" },
  { height:  581628 , difficulty:  4215721 , date:  "2015-07-28 21:08:16" },
  { height:  581629 , difficulty:  4223084 , date:  "2015-07-28 21:08:31" },
  { height:  581630 , difficulty:  4227197 , date:  "2015-07-28 21:09:03" },
  { height:  581631 , difficulty:  4229357 , date:  "2015-07-28 21:13:23" },
  { height:  581632 , difficulty:  4208549 , date:  "2015-07-28 21:13:52" },
  { height:  581633 , difficulty:  4210793 , date:  "2015-07-28 21:15:53" },
  { height:  581634 , difficulty:  4209777 , date:  "2015-07-28 21:15:59" },
  { height:  581635 , difficulty:  4200562 , date:  "2015-07-28 21:16:54" },
  { height:  581636 , difficulty:  4205498 , date:  "2015-07-28 21:18:47" },
  { height:  581637 , difficulty:  4195859 , date:  "2015-07-28 21:19:49" },
  { height:  581638 , difficulty:  4189189 , date:  "2015-07-28 21:20:07" },
  { height:  581639 , difficulty:  4198994 , date:  "2015-07-28 21:21:00" },
  { height:  581640 , difficulty:  4205839 , date:  "2015-07-28 21:21:36" },
  { height:  581641 , difficulty:  4206895 , date:  "2015-07-28 21:23:31" },
  { height:  581642 , difficulty:  4202073 , date:  "2015-07-28 21:23:53" },
  { height:  581643 , difficulty:  4200919 , date:  "2015-07-28 21:23:57" },
  { height:  581644 , difficulty:  4200552 , date:  "2015-07-28 21:25:30" },
  { height:  581645 , difficulty:  4194136 , date:  "2015-07-28 21:26:54" },
  { height:  581646 , difficulty:  4212630 , date:  "2015-07-28 21:32:44" },
  { height:  581647 , difficulty:  4178987 , date:  "2015-07-28 21:32:47" },
  { height:  581648 , difficulty:  4179930 , date:  "2015-07-28 21:33:20" },
  { height:  581649 , difficulty:  4179495 , date:  "2015-07-28 21:33:43" },
  { height:  581650 , difficulty:  4135997 , date:  "2015-07-28 21:33:59" },
  { height:  581651 , difficulty:  4126574 , date:  "2015-07-28 21:36:51" },
  { height:  581652 , difficulty:  4137905 , date:  "2015-07-28 21:36:55" },
  { height:  581653 , difficulty:  4132268 , date:  "2015-07-28 21:37:20" },
  { height:  581654 , difficulty:  4134549 , date:  "2015-07-28 21:37:23" },
  { height:  581655 , difficulty:  4117248 , date:  "2015-07-28 21:38:43" },
  { height:  581656 , difficulty:  4130294 , date:  "2015-07-28 21:39:46" },
  { height:  581657 , difficulty:  4129775 , date:  "2015-07-28 21:40:10" },
  { height:  581658 , difficulty:  4117465 , date:  "2015-07-28 21:42:29" },
  { height:  581659 , difficulty:  4121633 , date:  "2015-07-28 21:43:37" },
  { height:  581660 , difficulty:  4102955 , date:  "2015-07-28 21:45:15" },
  { height:  581661 , difficulty:  4105855 , date:  "2015-07-28 21:46:00" },
  { height:  581662 , difficulty:  4091256 , date:  "2015-07-28 21:46:06" },
  { height:  581663 , difficulty:  4099427 , date:  "2015-07-28 21:49:05" },
  { height:  581664 , difficulty:  4094653 , date:  "2015-07-28 21:49:31" },
  { height:  581665 , difficulty:  4087956 , date:  "2015-07-28 21:51:33" },
  { height:  581666 , difficulty:  4090663 , date:  "2015-07-28 21:52:57" },
  { height:  581667 , difficulty:  4085160 , date:  "2015-07-28 21:54:03" },
  { height:  581668 , difficulty:  4079802 , date:  "2015-07-28 21:54:52" },
  { height:  581669 , difficulty:  4072370 , date:  "2015-07-28 21:54:58" },
  { height:  581670 , difficulty:  4065065 , date:  "2015-07-28 21:57:37" },
  { height:  581671 , difficulty:  4063740 , date:  "2015-07-28 21:59:44" },
  { height:  581672 , difficulty:  4060775 , date:  "2015-07-28 22:00:08" },
  { height:  581673 , difficulty:  4060716 , date:  "2015-07-28 22:00:15" },
  { height:  581674 , difficulty:  4050544 , date:  "2015-07-28 22:01:44" },
  { height:  581675 , difficulty:  4042194 , date:  "2015-07-28 22:01:47" },
  { height:  581676 , difficulty:  4034583 , date:  "2015-07-28 22:05:07" },
  { height:  581677 , difficulty:  4037296 , date:  "2015-07-28 22:05:35" },
  { height:  581678 , difficulty:  4037908 , date:  "2015-07-28 22:09:21" },
  { height:  581679 , difficulty:  4036160 , date:  "2015-07-28 22:09:53" },
  { height:  581680 , difficulty:  4013354 , date:  "2015-07-28 22:12:01" },
  { height:  581681 , difficulty:  4019678 , date:  "2015-07-28 22:12:07" },
  { height:  581682 , difficulty:  4011261 , date:  "2015-07-28 22:14:01" },
  { height:  581683 , difficulty:  4004033 , date:  "2015-07-28 22:14:50" },
  { height:  581684 , difficulty:  3995446 , date:  "2015-07-28 22:14:53" },
  { height:  581685 , difficulty:  3997595 , date:  "2015-07-28 22:16:48" },
  { height:  581686 , difficulty:  3997742 , date:  "2015-07-28 22:17:25" },
  { height:  581687 , difficulty:  4004472 , date:  "2015-07-28 22:17:28" },
  { height:  581688 , difficulty:  4007850 , date:  "2015-07-28 22:18:02" },
  { height:  581689 , difficulty:  4012938 , date:  "2015-07-28 22:18:37" },
  { height:  581690 , difficulty:  4010985 , date:  "2015-07-28 22:20:46" },
  { height:  581691 , difficulty:  4008458 , date:  "2015-07-28 22:21:20" },
  { height:  581692 , difficulty:  3998599 , date:  "2015-07-28 22:24:23" },
  { height:  581693 , difficulty:  4001926 , date:  "2015-07-28 22:26:09" },
  { height:  581694 , difficulty:  4007682 , date:  "2015-07-28 22:27:10" },
  { height:  581695 , difficulty:  4014745 , date:  "2015-07-28 22:28:25" },
  { height:  581696 , difficulty:  3998997 , date:  "2015-07-28 22:29:02" },
  { height:  581697 , difficulty:  3999126 , date:  "2015-07-28 22:29:06" },
  { height:  581698 , difficulty:  4001856 , date:  "2015-07-28 22:29:20" },
  { height:  581699 , difficulty:  3998634 , date:  "2015-07-28 22:30:00" },
  { height:  581700 , difficulty:  4001077 , date:  "2015-07-28 22:32:03" },
  { height:  581701 , difficulty:  3997398 , date:  "2015-07-28 22:32:55" },
  { height:  581702 , difficulty:  3982717 , date:  "2015-07-28 22:33:21" },
  { height:  581703 , difficulty:  3976916 , date:  "2015-07-28 22:34:06" },
  { height:  581704 , difficulty:  3985973 , date:  "2015-07-28 22:36:21" },
  { height:  581705 , difficulty:  3985410 , date:  "2015-07-28 22:36:28" },
  { height:  581706 , difficulty:  3986311 , date:  "2015-07-28 22:37:26" },
  { height:  581707 , difficulty:  3960245 , date:  "2015-07-28 22:38:03" },
  { height:  581708 , difficulty:  3958367 , date:  "2015-07-28 22:38:04" },
  { height:  581709 , difficulty:  3952820 , date:  "2015-07-28 22:38:20" },
  { height:  581710 , difficulty:  3969975 , date:  "2015-07-28 22:38:23" },
  { height:  581711 , difficulty:  3992146 , date:  "2015-07-28 22:39:13" },
  { height:  581712 , difficulty:  3986071 , date:  "2015-07-28 22:39:39" },
  { height:  581713 , difficulty:  3987020 , date:  "2015-07-28 22:40:32" },
  { height:  581714 , difficulty:  3987545 , date:  "2015-07-28 22:40:38" },
  { height:  581715 , difficulty:  3995964 , date:  "2015-07-28 22:41:24" },
  { height:  581716 , difficulty:  4015134 , date:  "2015-07-28 22:43:32" },
  { height:  581717 , difficulty:  4003947 , date:  "2015-07-28 22:44:23" },
  { height:  581718 , difficulty:  4014976 , date:  "2015-07-28 22:45:28" },
  { height:  581719 , difficulty:  4017524 , date:  "2015-07-28 22:45:33" },
  { height:  581720 , difficulty:  4012920 , date:  "2015-07-28 22:47:06" },
  { height:  581721 , difficulty:  4008206 , date:  "2015-07-28 22:47:29" },
  { height:  581722 , difficulty:  3974105 , date:  "2015-07-28 22:48:58" },
  { height:  581723 , difficulty:  3978118 , date:  "2015-07-28 22:52:28" },
  { height:  581724 , difficulty:  3994888 , date:  "2015-07-28 22:52:29" },
  { height:  581725 , difficulty:  4015678 , date:  "2015-07-28 22:55:11" },
  { height:  581726 , difficulty:  4021065 , date:  "2015-07-28 22:55:15" },
  { height:  581727 , difficulty:  4003699 , date:  "2015-07-28 22:57:01" },
  { height:  581728 , difficulty:  4004506 , date:  "2015-07-28 22:57:35" },
  { height:  581729 , difficulty:  4002482 , date:  "2015-07-28 22:57:44" },
  { height:  581730 , difficulty:  4008753 , date:  "2015-07-28 22:58:07" },
  { height:  581731 , difficulty:  4000903 , date:  "2015-07-28 22:58:15" },
  { height:  581732 , difficulty:  4014202 , date:  "2015-07-28 22:58:54" },
  { height:  581733 , difficulty:  4018411 , date:  "2015-07-28 23:01:29" },
  { height:  581734 , difficulty:  4005721 , date:  "2015-07-28 23:03:41" },
  { height:  581735 , difficulty:  4004479 , date:  "2015-07-28 23:04:51" },
  { height:  581736 , difficulty:  3998832 , date:  "2015-07-28 23:06:11" },
  { height:  581737 , difficulty:  4000385 , date:  "2015-07-28 23:07:17" },
  { height:  581738 , difficulty:  4001511 , date:  "2015-07-28 23:07:27" },
  { height:  581739 , difficulty:  3984784 , date:  "2015-07-28 23:07:34" },
  { height:  581740 , difficulty:  3984970 , date:  "2015-07-28 23:07:39" },
  { height:  581741 , difficulty:  3980392 , date:  "2015-07-28 23:08:05" },
  { height:  581742 , difficulty:  3976851 , date:  "2015-07-28 23:08:08" },
  { height:  581743 , difficulty:  3980512 , date:  "2015-07-28 23:08:47" },
  { height:  581744 , difficulty:  3978589 , date:  "2015-07-28 23:08:49" },
  { height:  581745 , difficulty:  3981164 , date:  "2015-07-28 23:11:26" },
  { height:  581746 , difficulty:  3966437 , date:  "2015-07-28 23:11:55" },
  { height:  581747 , difficulty:  3954249 , date:  "2015-07-28 23:14:46" },
  { height:  581748 , difficulty:  3959521 , date:  "2015-07-28 23:15:23" },
  { height:  581749 , difficulty:  3973937 , date:  "2015-07-28 23:16:06" },
  { height:  581750 , difficulty:  3965274 , date:  "2015-07-28 23:16:15" },
  { height:  581751 , difficulty:  3981353 , date:  "2015-07-28 23:16:21" },
  { height:  581752 , difficulty:  3961149 , date:  "2015-07-28 23:16:24" },
  { height:  581753 , difficulty:  3962808 , date:  "2015-07-28 23:17:13" },
  { height:  581754 , difficulty:  3953132 , date:  "2015-07-28 23:17:38" },
  { height:  581755 , difficulty:  3951600 , date:  "2015-07-28 23:19:14" },
  { height:  581756 , difficulty:  3961050 , date:  "2015-07-28 23:19:33" },
  { height:  581757 , difficulty:  3969637 , date:  "2015-07-28 23:21:04" },
  { height:  581758 , difficulty:  3958043 , date:  "2015-07-28 23:21:24" },
  { height:  581759 , difficulty:  3953318 , date:  "2015-07-28 23:21:30" },
  { height:  581760 , difficulty:  3955702 , date:  "2015-07-28 23:21:31" },
  { height:  581761 , difficulty:  3944153 , date:  "2015-07-28 23:22:09" },
  { height:  581762 , difficulty:  3941249 , date:  "2015-07-28 23:24:49" },
  { height:  581763 , difficulty:  3941199 , date:  "2015-07-28 23:24:54" },
  { height:  581764 , difficulty:  3938423 , date:  "2015-07-28 23:26:28" },
  { height:  581765 , difficulty:  3935957 , date:  "2015-07-28 23:27:02" },
  { height:  581766 , difficulty:  3924239 , date:  "2015-07-28 23:28:09" },
  { height:  581767 , difficulty:  3925093 , date:  "2015-07-28 23:29:05" },
  { height:  581768 , difficulty:  3911017 , date:  "2015-07-28 23:29:08" },
  { height:  581769 , difficulty:  3900496 , date:  "2015-07-28 23:30:14" },
  { height:  581770 , difficulty:  3902296 , date:  "2015-07-28 23:30:31" },
  { height:  581771 , difficulty:  3895291 , date:  "2015-07-28 23:33:04" },
  { height:  581772 , difficulty:  3906600 , date:  "2015-07-28 23:33:32" },
  { height:  581773 , difficulty:  3909492 , date:  "2015-07-28 23:35:03" },
  { height:  581774 , difficulty:  3910799 , date:  "2015-07-28 23:37:05" },
  { height:  581775 , difficulty:  3911599 , date:  "2015-07-28 23:37:10" },
  { height:  581776 , difficulty:  3909503 , date:  "2015-07-28 23:37:23" },
  { height:  581777 , difficulty:  3904519 , date:  "2015-07-28 23:37:56" },
  { height:  581778 , difficulty:  3901684 , date:  "2015-07-28 23:38:01" },
  { height:  581779 , difficulty:  3897552 , date:  "2015-07-28 23:38:25" },
  { height:  581780 , difficulty:  3902859 , date:  "2015-07-28 23:40:02" },
  { height:  581781 , difficulty:  3904690 , date:  "2015-07-28 23:40:31" },
  { height:  581782 , difficulty:  3903437 , date:  "2015-07-28 23:41:44" },
  { height:  581783 , difficulty:  3909101 , date:  "2015-07-28 23:43:02" },
  { height:  581784 , difficulty:  3909369 , date:  "2015-07-28 23:43:08" },
  { height:  581785 , difficulty:  3909938 , date:  "2015-07-28 23:43:40" },
  { height:  581786 , difficulty:  3911756 , date:  "2015-07-28 23:44:55" },
  { height:  581787 , difficulty:  3912460 , date:  "2015-07-28 23:46:57" },
  { height:  581788 , difficulty:  3918049 , date:  "2015-07-28 23:47:01" },
  { height:  581789 , difficulty:  3915945 , date:  "2015-07-28 23:51:31" },
  { height:  581790 , difficulty:  3915404 , date:  "2015-07-28 23:52:03" },
  { height:  581791 , difficulty:  3917102 , date:  "2015-07-28 23:52:06" },
  { height:  581792 , difficulty:  3907648 , date:  "2015-07-28 23:54:11" },
  { height:  581793 , difficulty:  3903483 , date:  "2015-07-28 23:54:12" },
  { height:  581794 , difficulty:  3898145 , date:  "2015-07-28 23:56:16" },
  { height:  581795 , difficulty:  3902138 , date:  "2015-07-29 00:03:23" },
  { height:  581796 , difficulty:  3893041 , date:  "2015-07-29 00:04:20" },
  { height:  581797 , difficulty:  3891573 , date:  "2015-07-29 00:04:53" },
  { height:  581798 , difficulty:  3898272 , date:  "2015-07-29 00:06:01" },
  { height:  581799 , difficulty:  3899533 , date:  "2015-07-29 00:06:03" },
  { height:  581800 , difficulty:  3903223 , date:  "2015-07-29 00:07:06" },
  { height:  581801 , difficulty:  3887835 , date:  "2015-07-29 00:07:07" },
  { height:  581802 , difficulty:  3894317 , date:  "2015-07-29 00:11:18" },
  { height:  581803 , difficulty:  3884274 , date:  "2015-07-29 00:12:28" },
  { height:  581804 , difficulty:  3882726 , date:  "2015-07-29 00:14:12" },
  { height:  581805 , difficulty:  3885599 , date:  "2015-07-29 00:14:18" },
  { height:  581806 , difficulty:  3883465 , date:  "2015-07-29 00:15:56" },
  { height:  581807 , difficulty:  3887824 , date:  "2015-07-29 00:18:30" },
  { height:  581808 , difficulty:  3891751 , date:  "2015-07-29 00:18:57" },
  { height:  581809 , difficulty:  3876435 , date:  "2015-07-29 00:19:06" },
  { height:  581810 , difficulty:  3864125 , date:  "2015-07-29 00:19:07" },
  { height:  581811 , difficulty:  3871643 , date:  "2015-07-29 00:19:14" },
  { height:  581812 , difficulty:  3863916 , date:  "2015-07-29 00:19:36" },
  { height:  581813 , difficulty:  3859724 , date:  "2015-07-29 00:19:39" },
  { height:  581814 , difficulty:  3859821 , date:  "2015-07-29 00:20:28" },
  { height:  581815 , difficulty:  3872247 , date:  "2015-07-29 00:21:21" },
  { height:  581816 , difficulty:  3882887 , date:  "2015-07-29 00:23:02" },
  { height:  581817 , difficulty:  3888511 , date:  "2015-07-29 00:23:10" },
  { height:  581818 , difficulty:  3890393 , date:  "2015-07-29 00:24:39" },
  { height:  581819 , difficulty:  3887446 , date:  "2015-07-29 00:26:21" },
  { height:  581820 , difficulty:  3889241 , date:  "2015-07-29 00:26:30" },
  { height:  581821 , difficulty:  3879585 , date:  "2015-07-29 00:28:07" },
  { height:  581822 , difficulty:  3880934 , date:  "2015-07-29 00:29:14" },
  { height:  581823 , difficulty:  3867055 , date:  "2015-07-29 00:29:26" },
  { height:  581824 , difficulty:  3863888 , date:  "2015-07-29 00:30:19" },
  { height:  581825 , difficulty:  3869270 , date:  "2015-07-29 00:30:24" },
  { height:  581826 , difficulty:  3879251 , date:  "2015-07-29 00:30:26" },
  { height:  581827 , difficulty:  3880054 , date:  "2015-07-29 00:31:51" },
  { height:  581828 , difficulty:  3894560 , date:  "2015-07-29 00:33:02" },
  { height:  581829 , difficulty:  3893428 , date:  "2015-07-29 00:33:07" },
  { height:  581830 , difficulty:  3893376 , date:  "2015-07-29 00:33:13" },
  { height:  581831 , difficulty:  3883721 , date:  "2015-07-29 00:35:06" },
  { height:  581832 , difficulty:  3891900 , date:  "2015-07-29 00:35:08" },
  { height:  581833 , difficulty:  3884085 , date:  "2015-07-29 00:37:21" },
  { height:  581834 , difficulty:  3882476 , date:  "2015-07-29 00:37:24" },
  { height:  581835 , difficulty:  3883027 , date:  "2015-07-29 00:37:48" },
  { height:  581836 , difficulty:  3882990 , date:  "2015-07-29 00:38:36" },
  { height:  581837 , difficulty:  3883854 , date:  "2015-07-29 00:40:04" },
  { height:  581838 , difficulty:  3870936 , date:  "2015-07-29 00:40:07" },
  { height:  581839 , difficulty:  3872277 , date:  "2015-07-29 00:40:08" },
  { height:  581840 , difficulty:  3866360 , date:  "2015-07-29 00:40:49" },
  { height:  581841 , difficulty:  3864750 , date:  "2015-07-29 00:42:19" },
  { height:  581842 , difficulty:  3858244 , date:  "2015-07-29 00:42:26" },
  { height:  581843 , difficulty:  3853602 , date:  "2015-07-29 00:42:45" },
  { height:  581844 , difficulty:  3867367 , date:  "2015-07-29 00:43:13" },
  { height:  581845 , difficulty:  3873044 , date:  "2015-07-29 00:45:15" },
  { height:  581846 , difficulty:  3893593 , date:  "2015-07-29 00:45:57" },
  { height:  581847 , difficulty:  3883664 , date:  "2015-07-29 00:46:00" },
  { height:  581848 , difficulty:  3880791 , date:  "2015-07-29 00:46:06" },
  { height:  581849 , difficulty:  3872891 , date:  "2015-07-29 00:47:28" },
  { height:  581850 , difficulty:  3863847 , date:  "2015-07-29 00:47:56" },
  { height:  581851 , difficulty:  3868043 , date:  "2015-07-29 00:48:16" },
  { height:  581852 , difficulty:  3866353 , date:  "2015-07-29 00:48:50" },
  { height:  581853 , difficulty:  3885231 , date:  "2015-07-29 00:48:55" },
  { height:  581854 , difficulty:  3892432 , date:  "2015-07-29 00:49:41" },
  { height:  581855 , difficulty:  3893352 , date:  "2015-07-29 00:51:28" },
  { height:  581856 , difficulty:  3886170 , date:  "2015-07-29 00:51:29" },
  { height:  581857 , difficulty:  3886734 , date:  "2015-07-29 00:52:55" },
  { height:  581858 , difficulty:  3887083 , date:  "2015-07-29 00:53:00" },
  { height:  581859 , difficulty:  3883571 , date:  "2015-07-29 00:53:10" },
  { height:  581860 , difficulty:  3882668 , date:  "2015-07-29 00:53:18" },
  { height:  581861 , difficulty:  3904348 , date:  "2015-07-29 00:55:29" },
  { height:  581862 , difficulty:  3896727 , date:  "2015-07-29 00:55:33" },
  { height:  581863 , difficulty:  3888140 , date:  "2015-07-29 00:55:36" },
  { height:  581864 , difficulty:  3887933 , date:  "2015-07-29 01:00:11" },
  { height:  581865 , difficulty:  3865122 , date:  "2015-07-29 01:00:15" },
  { height:  581866 , difficulty:  3863803 , date:  "2015-07-29 01:00:53" },
  { height:  581867 , difficulty:  3863075 , date:  "2015-07-29 01:01:59" },
  { height:  581868 , difficulty:  3855480 , date:  "2015-07-29 01:02:04" },
  { height:  581869 , difficulty:  3863639 , date:  "2015-07-29 01:02:30" },
  { height:  581870 , difficulty:  3853483 , date:  "2015-07-29 01:03:09" },
  { height:  581871 , difficulty:  3822036 , date:  "2015-07-29 01:03:14" },
  { height:  581872 , difficulty:  3818203 , date:  "2015-07-29 01:04:23" },
  { height:  581873 , difficulty:  3819615 , date:  "2015-07-29 01:04:29" },
  { height:  581874 , difficulty:  3817136 , date:  "2015-07-29 01:05:09" },
  { height:  581875 , difficulty:  3816897 , date:  "2015-07-29 01:05:14" },
  { height:  581876 , difficulty:  3811962 , date:  "2015-07-29 01:05:37" },
  { height:  581877 , difficulty:  3811970 , date:  "2015-07-29 01:06:18" },
  { height:  581878 , difficulty:  3793339 , date:  "2015-07-29 01:06:35" },
  { height:  581879 , difficulty:  3789164 , date:  "2015-07-29 01:09:01" },
  { height:  581880 , difficulty:  3781509 , date:  "2015-07-29 01:10:27" },
  { height:  581881 , difficulty:  3790163 , date:  "2015-07-29 01:11:43" },
  { height:  581882 , difficulty:  3781723 , date:  "2015-07-29 01:11:47" },
  { height:  581883 , difficulty:  3772659 , date:  "2015-07-29 01:14:15" },
  { height:  581884 , difficulty:  3773846 , date:  "2015-07-29 01:14:52" },
  { height:  581885 , difficulty:  3772464 , date:  "2015-07-29 01:15:19" },
  { height:  581886 , difficulty:  3773317 , date:  "2015-07-29 01:15:21" },
  { height:  581887 , difficulty:  3772585 , date:  "2015-07-29 01:16:47" },
  { height:  581888 , difficulty:  3774551 , date:  "2015-07-29 01:16:55" },
  { height:  581889 , difficulty:  3777173 , date:  "2015-07-29 01:17:06" },
  { height:  581890 , difficulty:  3774776 , date:  "2015-07-29 01:17:12" },
  { height:  581891 , difficulty:  3778347 , date:  "2015-07-29 01:17:24" },
  { height:  581892 , difficulty:  3769632 , date:  "2015-07-29 01:17:56" },
  { height:  581893 , difficulty:  3768736 , date:  "2015-07-29 01:17:57" },
  { height:  581894 , difficulty:  3763163 , date:  "2015-07-29 01:21:12" },
  { height:  581895 , difficulty:  3753588 , date:  "2015-07-29 01:21:30" },
  { height:  581896 , difficulty:  3757248 , date:  "2015-07-29 01:21:42" },
  { height:  581897 , difficulty:  3771964 , date:  "2015-07-29 01:21:48" },
  { height:  581898 , difficulty:  3780945 , date:  "2015-07-29 01:23:23" },
  { height:  581899 , difficulty:  3779728 , date:  "2015-07-29 01:23:34" },
  { height:  581900 , difficulty:  3780844 , date:  "2015-07-29 01:24:01" },
  { height:  581901 , difficulty:  3780367 , date:  "2015-07-29 01:27:50" },
  { height:  581902 , difficulty:  3780861 , date:  "2015-07-29 01:28:04" },
  { height:  581903 , difficulty:  3774359 , date:  "2015-07-29 01:28:38" },
  { height:  581904 , difficulty:  3768950 , date:  "2015-07-29 01:30:12" },
  { height:  581905 , difficulty:  3775965 , date:  "2015-07-29 01:31:20" },
  { height:  581906 , difficulty:  3780929 , date:  "2015-07-29 01:31:22" },
  { height:  581907 , difficulty:  3777448 , date:  "2015-07-29 01:31:58" },
  { height:  581908 , difficulty:  3781649 , date:  "2015-07-29 01:35:01" },
  { height:  581909 , difficulty:  3781489 , date:  "2015-07-29 01:35:08" },
  { height:  581910 , difficulty:  3796918 , date:  "2015-07-29 01:38:09" },
  { height:  581911 , difficulty:  3795359 , date:  "2015-07-29 01:38:34" },
  { height:  581912 , difficulty:  3804762 , date:  "2015-07-29 01:39:15" },
  { height:  581913 , difficulty:  3797512 , date:  "2015-07-29 01:40:23" },
  { height:  581914 , difficulty:  3807586 , date:  "2015-07-29 01:40:25" },
  { height:  581915 , difficulty:  3812206 , date:  "2015-07-29 01:40:26" },
  { height:  581916 , difficulty:  3808447 , date:  "2015-07-29 01:42:07" },
  { height:  581917 , difficulty:  3804596 , date:  "2015-07-29 01:42:08" },
  { height:  581918 , difficulty:  3807366 , date:  "2015-07-29 01:42:41" },
  { height:  581919 , difficulty:  3805118 , date:  "2015-07-29 01:42:43" },
  { height:  581920 , difficulty:  3813412 , date:  "2015-07-29 01:42:44" },
  { height:  581921 , difficulty:  3804682 , date:  "2015-07-29 01:43:12" },
  { height:  581922 , difficulty:  3807091 , date:  "2015-07-29 01:45:03" },
  { height:  581923 , difficulty:  3806591 , date:  "2015-07-29 01:45:10" },
  { height:  581924 , difficulty:  3818829 , date:  "2015-07-29 01:48:26" },
  { height:  581925 , difficulty:  3812213 , date:  "2015-07-29 01:48:58" },
  { height:  581926 , difficulty:  3814970 , date:  "2015-07-29 01:50:03" },
  { height:  581927 , difficulty:  3815609 , date:  "2015-07-29 01:51:08" },
  { height:  581928 , difficulty:  3818861 , date:  "2015-07-29 01:51:20" },
  { height:  581929 , difficulty:  3821884 , date:  "2015-07-29 01:52:34" },
  { height:  581930 , difficulty:  3850003 , date:  "2015-07-29 01:52:59" },
  { height:  581931 , difficulty:  3840864 , date:  "2015-07-29 01:56:05" },
  { height:  581932 , difficulty:  3841735 , date:  "2015-07-29 01:57:51" },
  { height:  581933 , difficulty:  3832907 , date:  "2015-07-29 01:57:56" },
  { height:  581934 , difficulty:  3856434 , date:  "2015-07-29 01:58:32" },
  { height:  581935 , difficulty:  3856814 , date:  "2015-07-29 01:58:59" },
  { height:  581936 , difficulty:  3863344 , date:  "2015-07-29 02:00:32" },
  { height:  581937 , difficulty:  3851711 , date:  "2015-07-29 02:00:37" },
  { height:  581938 , difficulty:  3854906 , date:  "2015-07-29 02:02:55" },
  { height:  581939 , difficulty:  3854921 , date:  "2015-07-29 02:03:37" },
  { height:  581940 , difficulty:  3850681 , date:  "2015-07-29 02:03:39" },
  { height:  581941 , difficulty:  3878011 , date:  "2015-07-29 02:05:53" },
  { height:  581942 , difficulty:  3874744 , date:  "2015-07-29 02:06:10" },
  { height:  581943 , difficulty:  3867875 , date:  "2015-07-29 02:06:12" },
  { height:  581944 , difficulty:  3885220 , date:  "2015-07-29 02:08:06" },
  { height:  581945 , difficulty:  3885656 , date:  "2015-07-29 02:09:15" },
  { height:  581946 , difficulty:  3888290 , date:  "2015-07-29 02:10:06" },
  { height:  581947 , difficulty:  3887350 , date:  "2015-07-29 02:12:20" },
  { height:  581948 , difficulty:  3888729 , date:  "2015-07-29 02:13:32" },
  { height:  581949 , difficulty:  3890626 , date:  "2015-07-29 02:15:02" },
  { height:  581950 , difficulty:  3887666 , date:  "2015-07-29 02:15:25" },
  { height:  581951 , difficulty:  3887921 , date:  "2015-07-29 02:16:08" },
  { height:  581952 , difficulty:  3903081 , date:  "2015-07-29 02:19:57" },
  { height:  581953 , difficulty:  3905985 , date:  "2015-07-29 02:20:03" },
  { height:  581954 , difficulty:  3903568 , date:  "2015-07-29 02:21:34" },
  { height:  581955 , difficulty:  3902270 , date:  "2015-07-29 02:21:56" },
  { height:  581956 , difficulty:  3894863 , date:  "2015-07-29 02:24:45" },
  { height:  581957 , difficulty:  3886887 , date:  "2015-07-29 02:25:36" },
  { height:  581958 , difficulty:  3891758 , date:  "2015-07-29 02:26:35" },
  { height:  581959 , difficulty:  3903770 , date:  "2015-07-29 02:26:42" },
  { height:  581960 , difficulty:  3903278 , date:  "2015-07-29 02:34:41" },
  { height:  581961 , difficulty:  3902040 , date:  "2015-07-29 02:37:14" },
  { height:  581962 , difficulty:  3903147 , date:  "2015-07-29 02:38:40" },
  { height:  581963 , difficulty:  3900490 , date:  "2015-07-29 02:38:43" },
  { height:  581964 , difficulty:  3902223 , date:  "2015-07-29 02:39:18" },
  { height:  581965 , difficulty:  3928548 , date:  "2015-07-29 02:40:26" },
  { height:  581966 , difficulty:  3927477 , date:  "2015-07-29 02:41:08" },
  { height:  581967 , difficulty:  3926940 , date:  "2015-07-29 02:41:20" },
  { height:  581968 , difficulty:  3925856 , date:  "2015-07-29 02:43:15" },
  { height:  581969 , difficulty:  3932127 , date:  "2015-07-29 02:43:22" },
  { height:  581970 , difficulty:  3921195 , date:  "2015-07-29 02:44:00" },
  { height:  581971 , difficulty:  3927924 , date:  "2015-07-29 02:44:18" },
  { height:  581972 , difficulty:  3925825 , date:  "2015-07-29 02:49:06" },
  { height:  581973 , difficulty:  3931031 , date:  "2015-07-29 02:49:59" },
  { height:  581974 , difficulty:  3937443 , date:  "2015-07-29 02:50:01" },
  { height:  581975 , difficulty:  3940635 , date:  "2015-07-29 02:50:06" },
  { height:  581976 , difficulty:  3962255 , date:  "2015-07-29 02:51:29" },
  { height:  581977 , difficulty:  3979306 , date:  "2015-07-29 02:52:26" },
  { height:  581978 , difficulty:  3982902 , date:  "2015-07-29 02:53:52" },
  { height:  581979 , difficulty:  3980153 , date:  "2015-07-29 02:55:01" },
  { height:  581980 , difficulty:  3969301 , date:  "2015-07-29 02:55:30" },
  { height:  581981 , difficulty:  3964764 , date:  "2015-07-29 03:00:34" },
  { height:  581982 , difficulty:  3981626 , date:  "2015-07-29 03:00:35" },
  { height:  581983 , difficulty:  3978043 , date:  "2015-07-29 03:01:20" },
  { height:  581984 , difficulty:  3958135 , date:  "2015-07-29 03:02:14" },
  { height:  581985 , difficulty:  3969878 , date:  "2015-07-29 03:02:31" },
  { height:  581986 , difficulty:  3953567 , date:  "2015-07-29 03:02:49" },
  { height:  581987 , difficulty:  3980868 , date:  "2015-07-29 03:04:55" },
  { height:  581988 , difficulty:  3980556 , date:  "2015-07-29 03:07:29" },
  { height:  581989 , difficulty:  3972322 , date:  "2015-07-29 03:07:46" },
  { height:  581990 , difficulty:  3979190 , date:  "2015-07-29 03:08:48" },
  { height:  581991 , difficulty:  3994803 , date:  "2015-07-29 03:10:04" },
  { height:  581992 , difficulty:  3984364 , date:  "2015-07-29 03:10:07" },
  { height:  581993 , difficulty:  3983507 , date:  "2015-07-29 03:10:47" },
  { height:  581994 , difficulty:  3986095 , date:  "2015-07-29 03:10:50" },
  { height:  581995 , difficulty:  3985884 , date:  "2015-07-29 03:11:13" },
  { height:  581996 , difficulty:  3985385 , date:  "2015-07-29 03:11:37" },
  { height:  581997 , difficulty:  3981747 , date:  "2015-07-29 03:12:04" },
  { height:  581998 , difficulty:  3972562 , date:  "2015-07-29 03:12:19" },
  { height:  581999 , difficulty:  3972022 , date:  "2015-07-29 03:12:33" },
  { height:  582000 , difficulty:  3950463 , date:  "2015-07-29 03:16:49" },
  { height:  582001 , difficulty:  3958219 , date:  "2015-07-29 03:18:02" },
  { height:  582002 , difficulty:  3955699 , date:  "2015-07-29 03:18:04" },
  { height:  582003 , difficulty:  3947788 , date:  "2015-07-29 03:18:59" },
  { height:  582004 , difficulty:  3948158 , date:  "2015-07-29 03:20:22" },
  { height:  582005 , difficulty:  3945884 , date:  "2015-07-29 03:22:09" },
  { height:  582006 , difficulty:  3943202 , date:  "2015-07-29 03:23:43" },
  { height:  582007 , difficulty:  3923393 , date:  "2015-07-29 03:23:58" },
  { height:  582008 , difficulty:  3911447 , date:  "2015-07-29 03:26:19" },
  { height:  582009 , difficulty:  3912393 , date:  "2015-07-29 03:26:34" },
  { height:  582010 , difficulty:  3922501 , date:  "2015-07-29 03:29:24" },
  { height:  582011 , difficulty:  3923020 , date:  "2015-07-29 03:30:49" },
  { height:  582012 , difficulty:  3916562 , date:  "2015-07-29 03:31:29" },
  { height:  582013 , difficulty:  3917175 , date:  "2015-07-29 03:34:41" },
  { height:  582014 , difficulty:  3903016 , date:  "2015-07-29 03:34:45" },
  { height:  582015 , difficulty:  3906419 , date:  "2015-07-29 03:35:38" },
  { height:  582016 , difficulty:  3921755 , date:  "2015-07-29 03:37:27" },
  { height:  582017 , difficulty:  3915992 , date:  "2015-07-29 03:39:12" },
  { height:  582018 , difficulty:  3914095 , date:  "2015-07-29 03:41:13" },
  { height:  582019 , difficulty:  3931669 , date:  "2015-07-29 03:42:42" },
  { height:  582020 , difficulty:  3919315 , date:  "2015-07-29 03:42:47" },
  { height:  582021 , difficulty:  3913372 , date:  "2015-07-29 03:42:58" },
  { height:  582022 , difficulty:  3922916 , date:  "2015-07-29 03:43:14" },
  { height:  582023 , difficulty:  3908823 , date:  "2015-07-29 03:43:29" },
  { height:  582024 , difficulty:  3908832 , date:  "2015-07-29 03:44:02" },
  { height:  582025 , difficulty:  3903744 , date:  "2015-07-29 03:44:08" },
  { height:  582026 , difficulty:  3909966 , date:  "2015-07-29 03:44:21" },
  { height:  582027 , difficulty:  3914529 , date:  "2015-07-29 03:44:51" },
  { height:  582028 , difficulty:  3905877 , date:  "2015-07-29 03:47:06" },
  { height:  582029 , difficulty:  3914348 , date:  "2015-07-29 03:47:09" },
  { height:  582030 , difficulty:  3924535 , date:  "2015-07-29 03:49:14" },
  { height:  582031 , difficulty:  3921942 , date:  "2015-07-29 03:52:50" },
  { height:  582032 , difficulty:  3919447 , date:  "2015-07-29 03:53:01" },
  { height:  582033 , difficulty:  3914843 , date:  "2015-07-29 03:54:43" },
  { height:  582034 , difficulty:  3912769 , date:  "2015-07-29 03:55:12" },
  { height:  582035 , difficulty:  3912025 , date:  "2015-07-29 03:55:19" },
  { height:  582036 , difficulty:  3873279 , date:  "2015-07-29 03:55:42" },
  { height:  582037 , difficulty:  3857226 , date:  "2015-07-29 03:57:05" },
  { height:  582038 , difficulty:  3865867 , date:  "2015-07-29 03:57:12" },
  { height:  582039 , difficulty:  3870142 , date:  "2015-07-29 03:57:39" },
  { height:  582040 , difficulty:  3866229 , date:  "2015-07-29 03:58:04" },
  { height:  582041 , difficulty:  3863027 , date:  "2015-07-29 03:58:33" },
  { height:  582042 , difficulty:  3868067 , date:  "2015-07-29 03:59:13" },
  { height:  582043 , difficulty:  3870966 , date:  "2015-07-29 03:59:21" },
  { height:  582044 , difficulty:  3860052 , date:  "2015-07-29 03:59:46" },
  { height:  582045 , difficulty:  3870308 , date:  "2015-07-29 04:01:04" },
  { height:  582046 , difficulty:  3870632 , date:  "2015-07-29 04:01:10" },
  { height:  582047 , difficulty:  3877871 , date:  "2015-07-29 04:03:02" },
  { height:  582048 , difficulty:  3849244 , date:  "2015-07-29 04:03:21" },
  { height:  582049 , difficulty:  3846816 , date:  "2015-07-29 04:04:48" },
  { height:  582050 , difficulty:  3847966 , date:  "2015-07-29 04:04:50" },
  { height:  582051 , difficulty:  3854612 , date:  "2015-07-29 04:07:41" },
  { height:  582052 , difficulty:  3845991 , date:  "2015-07-29 04:08:04" },
  { height:  582053 , difficulty:  3846393 , date:  "2015-07-29 04:08:32" },
  { height:  582054 , difficulty:  3841740 , date:  "2015-07-29 04:09:11" },
  { height:  582055 , difficulty:  3836387 , date:  "2015-07-29 04:11:26" },
  { height:  582056 , difficulty:  3833445 , date:  "2015-07-29 04:11:30" },
  { height:  582057 , difficulty:  3812970 , date:  "2015-07-29 04:12:08" },
  { height:  582058 , difficulty:  3812699 , date:  "2015-07-29 04:14:29" },
  { height:  582059 , difficulty:  3808217 , date:  "2015-07-29 04:16:17" },
  { height:  582060 , difficulty:  3808381 , date:  "2015-07-29 04:17:38" },
  { height:  582061 , difficulty:  3806666 , date:  "2015-07-29 04:18:02" },
  { height:  582062 , difficulty:  3814696 , date:  "2015-07-29 04:18:58" },
  { height:  582063 , difficulty:  3802095 , date:  "2015-07-29 04:18:58" },
  { height:  582064 , difficulty:  3798371 , date:  "2015-07-29 04:19:19" },
  { height:  582065 , difficulty:  3796704 , date:  "2015-07-29 04:19:57" },
  { height:  582066 , difficulty:  3796443 , date:  "2015-07-29 04:20:03" },
  { height:  582067 , difficulty:  3795129 , date:  "2015-07-29 04:21:20" },
  { height:  582068 , difficulty:  3794578 , date:  "2015-07-29 04:21:23" },
  { height:  582069 , difficulty:  3806924 , date:  "2015-07-29 04:21:34" },
  { height:  582070 , difficulty:  3810745 , date:  "2015-07-29 04:23:45" },
  { height:  582071 , difficulty:  3818449 , date:  "2015-07-29 04:24:50" },
  { height:  582072 , difficulty:  3819851 , date:  "2015-07-29 04:24:55" },
  { height:  582073 , difficulty:  3845979 , date:  "2015-07-29 04:25:59" },
  { height:  582074 , difficulty:  3856035 , date:  "2015-07-29 04:26:58" },
  { height:  582075 , difficulty:  3854873 , date:  "2015-07-29 04:27:22" },
  { height:  582076 , difficulty:  3833656 , date:  "2015-07-29 04:29:05" },
  { height:  582077 , difficulty:  3830769 , date:  "2015-07-29 04:29:17" },
  { height:  582078 , difficulty:  3855805 , date:  "2015-07-29 04:29:19" },
  { height:  582079 , difficulty:  3853279 , date:  "2015-07-29 04:31:04" },
  { height:  582080 , difficulty:  3847897 , date:  "2015-07-29 04:33:06" },
  { height:  582081 , difficulty:  3838063 , date:  "2015-07-29 04:33:13" },
  { height:  582082 , difficulty:  3828057 , date:  "2015-07-29 04:36:48" },
  { height:  582083 , difficulty:  3849524 , date:  "2015-07-29 04:38:47" },
  { height:  582084 , difficulty:  3842830 , date:  "2015-07-29 04:43:28" },
  { height:  582085 , difficulty:  3845496 , date:  "2015-07-29 04:44:04" },
  { height:  582086 , difficulty:  3836511 , date:  "2015-07-29 04:44:20" },
  { height:  582087 , difficulty:  3829086 , date:  "2015-07-29 04:44:53" },
  { height:  582088 , difficulty:  3826818 , date:  "2015-07-29 04:45:15" },
  { height:  582089 , difficulty:  3809190 , date:  "2015-07-29 04:45:20" },
  { height:  582090 , difficulty:  3818134 , date:  "2015-07-29 04:45:37" },
  { height:  582091 , difficulty:  3818433 , date:  "2015-07-29 04:46:46" },
  { height:  582092 , difficulty:  3807450 , date:  "2015-07-29 04:52:01" },
  { height:  582093 , difficulty:  3803196 , date:  "2015-07-29 04:54:14" },
  { height:  582094 , difficulty:  3790702 , date:  "2015-07-29 04:55:03" },
  { height:  582095 , difficulty:  3796644 , date:  "2015-07-29 04:55:50" },
  { height:  582096 , difficulty:  3803679 , date:  "2015-07-29 04:55:56" },
  { height:  582097 , difficulty:  3808402 , date:  "2015-07-29 04:56:15" },
  { height:  582098 , difficulty:  3815370 , date:  "2015-07-29 04:57:56" },
  { height:  582099 , difficulty:  3847007 , date:  "2015-07-29 04:59:56" },
  { height:  582100 , difficulty:  3848159 , date:  "2015-07-29 05:00:01" },
  { height:  582101 , difficulty:  3866059 , date:  "2015-07-29 05:00:16" },
  { height:  582102 , difficulty:  3866521 , date:  "2015-07-29 05:02:05" },
  { height:  582103 , difficulty:  3874850 , date:  "2015-07-29 05:02:30" },
  { height:  582104 , difficulty:  3860540 , date:  "2015-07-29 05:03:23" },
  { height:  582105 , difficulty:  3880904 , date:  "2015-07-29 05:04:25" },
  { height:  582106 , difficulty:  3869510 , date:  "2015-07-29 05:05:07" },
  { height:  582107 , difficulty:  3862705 , date:  "2015-07-29 05:05:15" },
  { height:  582108 , difficulty:  3863975 , date:  "2015-07-29 05:09:27" },
  { height:  582109 , difficulty:  3862860 , date:  "2015-07-29 05:10:12" },
  { height:  582110 , difficulty:  3861538 , date:  "2015-07-29 05:11:01" },
  { height:  582111 , difficulty:  3864230 , date:  "2015-07-29 05:11:02" },
  { height:  582112 , difficulty:  3865946 , date:  "2015-07-29 05:13:45" },
  { height:  582113 , difficulty:  3864527 , date:  "2015-07-29 05:14:30" },
  { height:  582114 , difficulty:  3888723 , date:  "2015-07-29 05:17:06" },
  { height:  582115 , difficulty:  3892688 , date:  "2015-07-29 05:17:12" },
  { height:  582116 , difficulty:  3890123 , date:  "2015-07-29 05:17:19" },
  { height:  582117 , difficulty:  3891737 , date:  "2015-07-29 05:17:30" },
  { height:  582118 , difficulty:  3888033 , date:  "2015-07-29 05:18:42" },
  { height:  582119 , difficulty:  3890406 , date:  "2015-07-29 05:22:34" },
  { height:  582120 , difficulty:  3913544 , date:  "2015-07-29 05:22:41" },
  { height:  582121 , difficulty:  3915634 , date:  "2015-07-29 05:25:14" },
  { height:  582122 , difficulty:  3920696 , date:  "2015-07-29 05:25:59" },
  { height:  582123 , difficulty:  3909950 , date:  "2015-07-29 05:26:39" },
  { height:  582124 , difficulty:  3908714 , date:  "2015-07-29 05:27:07" },
  { height:  582125 , difficulty:  3905569 , date:  "2015-07-29 05:27:19" },
  { height:  582126 , difficulty:  3914404 , date:  "2015-07-29 05:28:10" },
  { height:  582127 , difficulty:  3906402 , date:  "2015-07-29 05:28:52" },
  { height:  582128 , difficulty:  3905378 , date:  "2015-07-29 05:28:54" },
  { height:  582129 , difficulty:  3907855 , date:  "2015-07-29 05:34:06" },
  { height:  582130 , difficulty:  3941889 , date:  "2015-07-29 05:37:12" },
  { height:  582131 , difficulty:  3934177 , date:  "2015-07-29 05:37:22" },
  { height:  582132 , difficulty:  3934850 , date:  "2015-07-29 05:39:08" },
  { height:  582133 , difficulty:  3930297 , date:  "2015-07-29 05:39:43" },
  { height:  582134 , difficulty:  3928313 , date:  "2015-07-29 05:40:01" },
  { height:  582135 , difficulty:  3920546 , date:  "2015-07-29 05:40:39" },
  { height:  582136 , difficulty:  3911961 , date:  "2015-07-29 05:42:34" },
  { height:  582137 , difficulty:  3910497 , date:  "2015-07-29 05:43:22" },
  { height:  582138 , difficulty:  3907995 , date:  "2015-07-29 05:45:56" },
  { height:  582139 , difficulty:  3909189 , date:  "2015-07-29 05:45:56" },
  { height:  582140 , difficulty:  3911031 , date:  "2015-07-29 05:46:19" },
  { height:  582141 , difficulty:  3906383 , date:  "2015-07-29 05:47:37" },
  { height:  582142 , difficulty:  3907245 , date:  "2015-07-29 05:48:50" },
  { height:  582143 , difficulty:  3902176 , date:  "2015-07-29 05:49:11" },
  { height:  582144 , difficulty:  3914311 , date:  "2015-07-29 05:49:26" },
  { height:  582145 , difficulty:  3921005 , date:  "2015-07-29 05:49:29" },
  { height:  582146 , difficulty:  3920220 , date:  "2015-07-29 05:49:58" },
  { height:  582147 , difficulty:  3919457 , date:  "2015-07-29 05:53:06" },
  { height:  582148 , difficulty:  3921480 , date:  "2015-07-29 05:53:32" },
  { height:  582149 , difficulty:  3923278 , date:  "2015-07-29 05:54:20" },
  { height:  582150 , difficulty:  3916437 , date:  "2015-07-29 05:55:02" },
  { height:  582151 , difficulty:  3974805 , date:  "2015-07-29 05:55:52" },
  { height:  582152 , difficulty:  3963579 , date:  "2015-07-29 05:56:33" },
  { height:  582153 , difficulty:  3963555 , date:  "2015-07-29 05:58:31" },
  { height:  582154 , difficulty:  3971725 , date:  "2015-07-29 05:58:34" },
  { height:  582155 , difficulty:  3961776 , date:  "2015-07-29 05:59:38" },
  { height:  582156 , difficulty:  3957946 , date:  "2015-07-29 06:02:24" },
  { height:  582157 , difficulty:  3958985 , date:  "2015-07-29 06:02:41" },
  { height:  582158 , difficulty:  3935423 , date:  "2015-07-29 06:04:33" },
  { height:  582159 , difficulty:  3929234 , date:  "2015-07-29 06:04:39" },
  { height:  582160 , difficulty:  3907335 , date:  "2015-07-29 06:04:40" },
  { height:  582161 , difficulty:  3903149 , date:  "2015-07-29 06:05:41" },
  { height:  582162 , difficulty:  3909186 , date:  "2015-07-29 06:07:04" },
  { height:  582163 , difficulty:  3907623 , date:  "2015-07-29 06:07:19" },
  { height:  582164 , difficulty:  3909026 , date:  "2015-07-29 06:07:41" },
  { height:  582165 , difficulty:  3907948 , date:  "2015-07-29 06:07:59" },
  { height:  582166 , difficulty:  3925862 , date:  "2015-07-29 06:10:04" },
  { height:  582167 , difficulty:  3931797 , date:  "2015-07-29 06:10:08" },
  { height:  582168 , difficulty:  3929705 , date:  "2015-07-29 06:10:14" },
  { height:  582169 , difficulty:  3914718 , date:  "2015-07-29 06:10:54" },
  { height:  582170 , difficulty:  3910792 , date:  "2015-07-29 06:11:15" },
  { height:  582171 , difficulty:  3937140 , date:  "2015-07-29 06:12:25" },
  { height:  582172 , difficulty:  3937340 , date:  "2015-07-29 06:15:33" },
  { height:  582173 , difficulty:  3935282 , date:  "2015-07-29 06:17:04" },
  { height:  582174 , difficulty:  3926314 , date:  "2015-07-29 06:17:10" },
  { height:  582175 , difficulty:  3917177 , date:  "2015-07-29 06:17:48" },
  { height:  582176 , difficulty:  3916769 , date:  "2015-07-29 06:18:44" },
  { height:  582177 , difficulty:  3926740 , date:  "2015-07-29 06:20:02" },
  { height:  582178 , difficulty:  3914623 , date:  "2015-07-29 06:20:05" },
  { height:  582179 , difficulty:  3920938 , date:  "2015-07-29 06:21:04" },
  { height:  582180 , difficulty:  3916998 , date:  "2015-07-29 06:23:10" },
  { height:  582181 , difficulty:  3920338 , date:  "2015-07-29 06:23:15" },
  { height:  582182 , difficulty:  3915784 , date:  "2015-07-29 06:23:25" },
  { height:  582183 , difficulty:  3920269 , date:  "2015-07-29 06:23:47" },
  { height:  582184 , difficulty:  3921320 , date:  "2015-07-29 06:24:04" },
  { height:  582185 , difficulty:  3918065 , date:  "2015-07-29 06:24:31" },
  { height:  582186 , difficulty:  3912480 , date:  "2015-07-29 06:25:42" },
  { height:  582187 , difficulty:  3914636 , date:  "2015-07-29 06:27:11" },
  { height:  582188 , difficulty:  3901565 , date:  "2015-07-29 06:27:40" },
  { height:  582189 , difficulty:  3901140 , date:  "2015-07-29 06:27:46" },
  { height:  582190 , difficulty:  3886855 , date:  "2015-07-29 06:29:01" },
  { height:  582191 , difficulty:  3890764 , date:  "2015-07-29 06:30:35" },
  { height:  582192 , difficulty:  3896155 , date:  "2015-07-29 06:32:13" },
  { height:  582193 , difficulty:  3906461 , date:  "2015-07-29 06:32:49" },
  { height:  582194 , difficulty:  3899447 , date:  "2015-07-29 06:33:25" },
  { height:  582195 , difficulty:  3876034 , date:  "2015-07-29 06:34:15" },
  { height:  582196 , difficulty:  3885778 , date:  "2015-07-29 06:35:17" },
  { height:  582197 , difficulty:  3873547 , date:  "2015-07-29 06:36:27" },
  { height:  582198 , difficulty:  3889569 , date:  "2015-07-29 06:37:10" },
  { height:  582199 , difficulty:  3889599 , date:  "2015-07-29 06:38:17" },
  { height:  582200 , difficulty:  3895886 , date:  "2015-07-29 06:38:58" },
  { height:  582201 , difficulty:  3894921 , date:  "2015-07-29 06:39:22" },
  { height:  582202 , difficulty:  3890897 , date:  "2015-07-29 06:42:38" },
  { height:  582203 , difficulty:  3889189 , date:  "2015-07-29 06:43:26" },
  { height:  582204 , difficulty:  3913031 , date:  "2015-07-29 06:45:05" },
  { height:  582205 , difficulty:  3885138 , date:  "2015-07-29 06:45:37" },
  { height:  582206 , difficulty:  3865194 , date:  "2015-07-29 06:50:18" },
  { height:  582207 , difficulty:  3876894 , date:  "2015-07-29 06:51:01" },
  { height:  582208 , difficulty:  3870970 , date:  "2015-07-29 06:53:41" },
  { height:  582209 , difficulty:  3879713 , date:  "2015-07-29 06:54:34" },
  { height:  582210 , difficulty:  3886139 , date:  "2015-07-29 06:54:54" },
  { height:  582211 , difficulty:  3882903 , date:  "2015-07-29 06:55:21" },
  { height:  582212 , difficulty:  3875002 , date:  "2015-07-29 06:55:25" },
  { height:  582213 , difficulty:  3870080 , date:  "2015-07-29 06:57:18" },
  { height:  582214 , difficulty:  3854124 , date:  "2015-07-29 06:57:25" },
  { height:  582215 , difficulty:  3856413 , date:  "2015-07-29 06:59:11" },
  { height:  582216 , difficulty:  3854004 , date:  "2015-07-29 06:59:13" },
  { height:  582217 , difficulty:  3845638 , date:  "2015-07-29 07:00:34" },
  { height:  582218 , difficulty:  3838433 , date:  "2015-07-29 07:01:15" },
  { height:  582219 , difficulty:  3841301 , date:  "2015-07-29 07:01:44" },
  { height:  582220 , difficulty:  3841187 , date:  "2015-07-29 07:03:18" },
  { height:  582221 , difficulty:  3851101 , date:  "2015-07-29 07:03:24" },
  { height:  582222 , difficulty:  3855525 , date:  "2015-07-29 07:05:27" },
  { height:  582223 , difficulty:  3838148 , date:  "2015-07-29 07:05:41" },
  { height:  582224 , difficulty:  3845868 , date:  "2015-07-29 07:06:00" },
  { height:  582225 , difficulty:  3840798 , date:  "2015-07-29 07:06:16" },
  { height:  582226 , difficulty:  3838316 , date:  "2015-07-29 07:06:57" },
  { height:  582227 , difficulty:  3836450 , date:  "2015-07-29 07:07:13" },
  { height:  582228 , difficulty:  3837367 , date:  "2015-07-29 07:12:04" },
  { height:  582229 , difficulty:  3825237 , date:  "2015-07-29 07:13:19" },
  { height:  582230 , difficulty:  3839200 , date:  "2015-07-29 07:13:23" },
  { height:  582231 , difficulty:  3851264 , date:  "2015-07-29 07:17:14" },
  { height:  582232 , difficulty:  3833738 , date:  "2015-07-29 07:18:00" },
  { height:  582233 , difficulty:  3833192 , date:  "2015-07-29 07:18:24" },
  { height:  582234 , difficulty:  3833533 , date:  "2015-07-29 07:18:51" },
  { height:  582235 , difficulty:  3833020 , date:  "2015-07-29 07:22:35" },
  { height:  582236 , difficulty:  3842977 , date:  "2015-07-29 07:23:03" },
  { height:  582237 , difficulty:  3844193 , date:  "2015-07-29 07:23:21" },
  { height:  582238 , difficulty:  3835524 , date:  "2015-07-29 07:23:39" },
  { height:  582239 , difficulty:  3838709 , date:  "2015-07-29 07:24:17" },
  { height:  582240 , difficulty:  3837019 , date:  "2015-07-29 07:24:20" },
  { height:  582241 , difficulty:  3843954 , date:  "2015-07-29 07:25:21" },
  { height:  582242 , difficulty:  3835232 , date:  "2015-07-29 07:26:01" },
  { height:  582243 , difficulty:  3835483 , date:  "2015-07-29 07:27:51" },
  { height:  582244 , difficulty:  3840779 , date:  "2015-07-29 07:29:39" },
  { height:  582245 , difficulty:  3836573 , date:  "2015-07-29 07:30:11" },
  { height:  582246 , difficulty:  3865012 , date:  "2015-07-29 07:30:17" },
  { height:  582247 , difficulty:  3860002 , date:  "2015-07-29 07:31:13" },
  { height:  582248 , difficulty:  3840675 , date:  "2015-07-29 07:31:17" },
  { height:  582249 , difficulty:  3873507 , date:  "2015-07-29 07:33:57" },
  { height:  582250 , difficulty:  3883506 , date:  "2015-07-29 07:34:33" },
  { height:  582251 , difficulty:  3879354 , date:  "2015-07-29 07:36:35" },
  { height:  582252 , difficulty:  3880518 , date:  "2015-07-29 07:38:02" },
  { height:  582253 , difficulty:  3872157 , date:  "2015-07-29 07:39:07" },
  { height:  582254 , difficulty:  3895931 , date:  "2015-07-29 07:40:38" },
  { height:  582255 , difficulty:  3889424 , date:  "2015-07-29 07:41:01" },
  { height:  582256 , difficulty:  3876761 , date:  "2015-07-29 07:43:11" },
  { height:  582257 , difficulty:  3894192 , date:  "2015-07-29 07:43:17" },
  { height:  582258 , difficulty:  3897846 , date:  "2015-07-29 07:44:02" },
  { height:  582259 , difficulty:  3915100 , date:  "2015-07-29 07:46:47" },
  { height:  582260 , difficulty:  3913518 , date:  "2015-07-29 07:47:30" },
  { height:  582261 , difficulty:  3932930 , date:  "2015-07-29 07:48:03" },
  { height:  582262 , difficulty:  3925185 , date:  "2015-07-29 07:48:20" },
  { height:  582263 , difficulty:  3920188 , date:  "2015-07-29 07:49:39" },
  { height:  582264 , difficulty:  3925600 , date:  "2015-07-29 07:50:35" },
  { height:  582265 , difficulty:  3928190 , date:  "2015-07-29 07:51:09" },
  { height:  582266 , difficulty:  3926287 , date:  "2015-07-29 07:51:50" },
  { height:  582267 , difficulty:  3921878 , date:  "2015-07-29 07:51:52" },
  { height:  582268 , difficulty:  3919888 , date:  "2015-07-29 07:55:00" },
  { height:  582269 , difficulty:  3923584 , date:  "2015-07-29 07:55:50" },
  { height:  582270 , difficulty:  3923985 , date:  "2015-07-29 07:55:53" },
  { height:  582271 , difficulty:  3926737 , date:  "2015-07-29 07:56:20" },
  { height:  582272 , difficulty:  3919812 , date:  "2015-07-29 07:56:23" },
  { height:  582273 , difficulty:  3930095 , date:  "2015-07-29 07:57:20" },
  { height:  582274 , difficulty:  3938846 , date:  "2015-07-29 07:58:00" },
  { height:  582275 , difficulty:  3940336 , date:  "2015-07-29 07:59:18" },
  { height:  582276 , difficulty:  3938335 , date:  "2015-07-29 07:59:30" },
  { height:  582277 , difficulty:  3936977 , date:  "2015-07-29 07:59:34" },
  { height:  582278 , difficulty:  3917438 , date:  "2015-07-29 08:00:20" },
  { height:  582279 , difficulty:  3946795 , date:  "2015-07-29 08:01:54" },
  { height:  582280 , difficulty:  3936209 , date:  "2015-07-29 08:02:14" },
  { height:  582281 , difficulty:  3949683 , date:  "2015-07-29 08:04:11" },
  { height:  582282 , difficulty:  3930657 , date:  "2015-07-29 08:04:35" },
  { height:  582283 , difficulty:  3935406 , date:  "2015-07-29 08:04:51" },
  { height:  582284 , difficulty:  3918935 , date:  "2015-07-29 08:06:01" },
  { height:  582285 , difficulty:  3914000 , date:  "2015-07-29 08:06:25" },
  { height:  582286 , difficulty:  3911697 , date:  "2015-07-29 08:07:01" },
  { height:  582287 , difficulty:  3910800 , date:  "2015-07-29 08:07:37" },
  { height:  582288 , difficulty:  3912042 , date:  "2015-07-29 08:11:32" },
  { height:  582289 , difficulty:  3904500 , date:  "2015-07-29 08:11:37" },
  { height:  582290 , difficulty:  3906377 , date:  "2015-07-29 08:13:08" },
  { height:  582291 , difficulty:  3905016 , date:  "2015-07-29 08:13:11" },
  { height:  582292 , difficulty:  3904840 , date:  "2015-07-29 08:14:03" },
  { height:  582293 , difficulty:  3901505 , date:  "2015-07-29 08:15:05" },
  { height:  582294 , difficulty:  3896853 , date:  "2015-07-29 08:15:09" },
  { height:  582295 , difficulty:  3914887 , date:  "2015-07-29 08:16:50" },
  { height:  582296 , difficulty:  3909610 , date:  "2015-07-29 08:16:54" },
  { height:  582297 , difficulty:  3908709 , date:  "2015-07-29 08:17:48" },
  { height:  582298 , difficulty:  3898950 , date:  "2015-07-29 08:19:29" },
  { height:  582299 , difficulty:  3898558 , date:  "2015-07-29 08:20:33" },
  { height:  582300 , difficulty:  3901190 , date:  "2015-07-29 08:20:37" },
  { height:  582301 , difficulty:  3916083 , date:  "2015-07-29 08:20:57" },
  { height:  582302 , difficulty:  3918284 , date:  "2015-07-29 08:21:46" },
  { height:  582303 , difficulty:  3916670 , date:  "2015-07-29 08:21:48" },
  { height:  582304 , difficulty:  3886179 , date:  "2015-07-29 08:22:38" },
  { height:  582305 , difficulty:  3880905 , date:  "2015-07-29 08:23:59" },
  { height:  582306 , difficulty:  3907853 , date:  "2015-07-29 08:24:05" },
  { height:  582307 , difficulty:  3885455 , date:  "2015-07-29 08:25:03" },
  { height:  582308 , difficulty:  3892895 , date:  "2015-07-29 08:27:16" },
  { height:  582309 , difficulty:  3890332 , date:  "2015-07-29 08:27:22" },
  { height:  582310 , difficulty:  3892738 , date:  "2015-07-29 08:28:11" },
  { height:  582311 , difficulty:  3880194 , date:  "2015-07-29 08:28:16" },
  { height:  582312 , difficulty:  3883254 , date:  "2015-07-29 08:28:18" },
  { height:  582313 , difficulty:  3882682 , date:  "2015-07-29 08:29:02" },
  { height:  582314 , difficulty:  3885837 , date:  "2015-07-29 08:29:41" },
  { height:  582315 , difficulty:  3885013 , date:  "2015-07-29 08:30:31" },
  { height:  582316 , difficulty:  3896468 , date:  "2015-07-29 08:31:43" },
  { height:  582317 , difficulty:  3891661 , date:  "2015-07-29 08:32:06" },
  { height:  582318 , difficulty:  3887176 , date:  "2015-07-29 08:32:37" },
  { height:  582319 , difficulty:  3884741 , date:  "2015-07-29 08:33:28" },
  { height:  582320 , difficulty:  3881577 , date:  "2015-07-29 08:35:32" },
  { height:  582321 , difficulty:  3915381 , date:  "2015-07-29 08:36:01" },
  { height:  582322 , difficulty:  3914528 , date:  "2015-07-29 08:36:15" },
  { height:  582323 , difficulty:  3911483 , date:  "2015-07-29 08:38:00" },
  { height:  582324 , difficulty:  3912989 , date:  "2015-07-29 08:38:16" },
  { height:  582325 , difficulty:  3896899 , date:  "2015-07-29 08:39:47" },
  { height:  582326 , difficulty:  3911270 , date:  "2015-07-29 08:40:54" },
  { height:  582327 , difficulty:  3898012 , date:  "2015-07-29 08:40:58" },
  { height:  582328 , difficulty:  3890887 , date:  "2015-07-29 08:41:36" },
  { height:  582329 , difficulty:  3883769 , date:  "2015-07-29 08:41:38" },
  { height:  582330 , difficulty:  3882219 , date:  "2015-07-29 08:42:46" },
  { height:  582331 , difficulty:  3886123 , date:  "2015-07-29 08:43:36" },
  { height:  582332 , difficulty:  3874318 , date:  "2015-07-29 08:43:52" },
  { height:  582333 , difficulty:  3888241 , date:  "2015-07-29 08:46:42" },
  { height:  582334 , difficulty:  3890350 , date:  "2015-07-29 08:47:46" },
  { height:  582335 , difficulty:  3882816 , date:  "2015-07-29 08:48:06" },
  { height:  582336 , difficulty:  3882712 , date:  "2015-07-29 08:49:46" },
  { height:  582337 , difficulty:  3879546 , date:  "2015-07-29 08:50:15" },
  { height:  582338 , difficulty:  3896735 , date:  "2015-07-29 08:50:17" },
  { height:  582339 , difficulty:  3890709 , date:  "2015-07-29 08:50:28" },
  { height:  582340 , difficulty:  3897582 , date:  "2015-07-29 08:50:44" },
  { height:  582341 , difficulty:  3902740 , date:  "2015-07-29 08:51:54" },
  { height:  582342 , difficulty:  3905195 , date:  "2015-07-29 08:52:35" },
  { height:  582343 , difficulty:  3910054 , date:  "2015-07-29 08:52:58" },
  { height:  582344 , difficulty:  3890034 , date:  "2015-07-29 08:53:15" },
  { height:  582345 , difficulty:  3901610 , date:  "2015-07-29 08:54:49" },
  { height:  582346 , difficulty:  3914902 , date:  "2015-07-29 08:54:52" },
  { height:  582347 , difficulty:  3914349 , date:  "2015-07-29 08:55:18" },
  { height:  582348 , difficulty:  3914550 , date:  "2015-07-29 08:55:25" },
  { height:  582349 , difficulty:  3917853 , date:  "2015-07-29 08:55:59" },
  { height:  582350 , difficulty:  3913627 , date:  "2015-07-29 09:00:43" },
  { height:  582351 , difficulty:  3926861 , date:  "2015-07-29 09:01:08" },
  { height:  582352 , difficulty:  3928458 , date:  "2015-07-29 09:01:15" },
  { height:  582353 , difficulty:  3952914 , date:  "2015-07-29 09:04:18" },
  { height:  582354 , difficulty:  3951151 , date:  "2015-07-29 09:04:45" },
  { height:  582355 , difficulty:  3954834 , date:  "2015-07-29 09:10:17" },
  { height:  582356 , difficulty:  3953128 , date:  "2015-07-29 09:11:55" },
  { height:  582357 , difficulty:  3952689 , date:  "2015-07-29 09:12:17" },
  { height:  582358 , difficulty:  3955357 , date:  "2015-07-29 09:14:44" },
  { height:  582359 , difficulty:  3953803 , date:  "2015-07-29 09:15:43" },
  { height:  582360 , difficulty:  3958702 , date:  "2015-07-29 09:15:49" },
  { height:  582361 , difficulty:  3960016 , date:  "2015-07-29 09:16:25" },
  { height:  582362 , difficulty:  3956165 , date:  "2015-07-29 09:17:26" },
  { height:  582363 , difficulty:  3955776 , date:  "2015-07-29 09:18:16" },
  { height:  582364 , difficulty:  3933367 , date:  "2015-07-29 09:19:04" },
  { height:  582365 , difficulty:  3946945 , date:  "2015-07-29 09:19:20" },
  { height:  582366 , difficulty:  3940437 , date:  "2015-07-29 09:19:20" },
  { height:  582367 , difficulty:  3960355 , date:  "2015-07-29 09:19:45" },
  { height:  582368 , difficulty:  3966252 , date:  "2015-07-29 09:19:52" },
  { height:  582369 , difficulty:  3965959 , date:  "2015-07-29 09:20:20" },
  { height:  582370 , difficulty:  3973757 , date:  "2015-07-29 09:22:43" },
  { height:  582371 , difficulty:  3966403 , date:  "2015-07-29 09:23:11" },
  { height:  582372 , difficulty:  3966250 , date:  "2015-07-29 09:23:17" },
  { height:  582373 , difficulty:  3961599 , date:  "2015-07-29 09:25:44" },
  { height:  582374 , difficulty:  3954597 , date:  "2015-07-29 09:26:08" },
  { height:  582375 , difficulty:  3961031 , date:  "2015-07-29 09:26:52" },
  { height:  582376 , difficulty:  3966259 , date:  "2015-07-29 09:28:03" },
  { height:  582377 , difficulty:  3966821 , date:  "2015-07-29 09:28:08" },
  { height:  582378 , difficulty:  3966271 , date:  "2015-07-29 09:28:09" },
  { height:  582379 , difficulty:  3981170 , date:  "2015-07-29 09:31:27" },
  { height:  582380 , difficulty:  3976133 , date:  "2015-07-29 09:31:53" },
  { height:  582381 , difficulty:  3973355 , date:  "2015-07-29 09:31:56" },
  { height:  582382 , difficulty:  3976768 , date:  "2015-07-29 09:33:33" },
  { height:  582383 , difficulty:  3970208 , date:  "2015-07-29 09:34:13" },
  { height:  582384 , difficulty:  3956961 , date:  "2015-07-29 09:35:15" },
  { height:  582385 , difficulty:  3956489 , date:  "2015-07-29 09:37:57" },
  { height:  582386 , difficulty:  3956433 , date:  "2015-07-29 09:38:36" },
  { height:  582387 , difficulty:  3958605 , date:  "2015-07-29 09:39:14" },
  { height:  582388 , difficulty:  3964153 , date:  "2015-07-29 09:40:34" },
  { height:  582389 , difficulty:  3959708 , date:  "2015-07-29 09:41:37" },
  { height:  582390 , difficulty:  3960306 , date:  "2015-07-29 09:41:57" },
  { height:  582391 , difficulty:  3968856 , date:  "2015-07-29 09:42:02" },
  { height:  582392 , difficulty:  3966308 , date:  "2015-07-29 09:42:55" },
  { height:  582393 , difficulty:  3970830 , date:  "2015-07-29 09:44:21" },
  { height:  582394 , difficulty:  3967677 , date:  "2015-07-29 09:46:24" },
  { height:  582395 , difficulty:  3972195 , date:  "2015-07-29 09:47:19" },
  { height:  582396 , difficulty:  3960609 , date:  "2015-07-29 09:47:25" },
  { height:  582397 , difficulty:  3967256 , date:  "2015-07-29 09:49:25" },
  { height:  582398 , difficulty:  3989346 , date:  "2015-07-29 09:49:40" },
  { height:  582399 , difficulty:  3977394 , date:  "2015-07-29 09:50:46" },
  { height:  582400 , difficulty:  3993816 , date:  "2015-07-29 09:52:46" },
  { height:  582401 , difficulty:  3983697 , date:  "2015-07-29 09:52:55" },
  { height:  582402 , difficulty:  3987973 , date:  "2015-07-29 09:54:49" },
  { height:  582403 , difficulty:  3991209 , date:  "2015-07-29 09:55:07" },
  { height:  582404 , difficulty:  3987714 , date:  "2015-07-29 09:55:31" },
  { height:  582405 , difficulty:  3989891 , date:  "2015-07-29 09:56:34" },
  { height:  582406 , difficulty:  3982862 , date:  "2015-07-29 09:56:41" },
  { height:  582407 , difficulty:  3981395 , date:  "2015-07-29 09:58:51" },
  { height:  582408 , difficulty:  3996985 , date:  "2015-07-29 09:59:01" },
  { height:  582409 , difficulty:  3992441 , date:  "2015-07-29 09:59:43" },
  { height:  582410 , difficulty:  3992930 , date:  "2015-07-29 09:59:47" },
  { height:  582411 , difficulty:  3999593 , date:  "2015-07-29 10:01:47" },
  { height:  582412 , difficulty:  3995500 , date:  "2015-07-29 10:01:53" },
  { height:  582413 , difficulty:  3993119 , date:  "2015-07-29 10:02:00" },
  { height:  582414 , difficulty:  3993539 , date:  "2015-07-29 10:03:44" },
  { height:  582415 , difficulty:  3992692 , date:  "2015-07-29 10:04:44" },
  { height:  582416 , difficulty:  3993692 , date:  "2015-07-29 10:06:52" },
  { height:  582417 , difficulty:  3985926 , date:  "2015-07-29 10:07:04" },
  { height:  582418 , difficulty:  3985569 , date:  "2015-07-29 10:08:24" },
  { height:  582419 , difficulty:  3983064 , date:  "2015-07-29 10:08:49" },
  { height:  582420 , difficulty:  3998881 , date:  "2015-07-29 10:09:09" },
  { height:  582421 , difficulty:  3991338 , date:  "2015-07-29 10:12:11" },
  { height:  582422 , difficulty:  4010535 , date:  "2015-07-29 10:15:27" },
  { height:  582423 , difficulty:  4011725 , date:  "2015-07-29 10:15:44" },
  { height:  582424 , difficulty:  4015778 , date:  "2015-07-29 10:16:26" },
  { height:  582425 , difficulty:  4012810 , date:  "2015-07-29 10:18:06" },
  { height:  582426 , difficulty:  3980877 , date:  "2015-07-29 10:18:16" },
  { height:  582427 , difficulty:  3978322 , date:  "2015-07-29 10:18:49" },
  { height:  582428 , difficulty:  3983032 , date:  "2015-07-29 10:19:45" },
  { height:  582429 , difficulty:  3965153 , date:  "2015-07-29 10:20:13" },
  { height:  582430 , difficulty:  3972940 , date:  "2015-07-29 10:20:30" },
  { height:  582431 , difficulty:  3937845 , date:  "2015-07-29 10:20:35" },
  { height:  582432 , difficulty:  3937040 , date:  "2015-07-29 10:21:07" },
  { height:  582433 , difficulty:  3936809 , date:  "2015-07-29 10:23:08" },
  { height:  582434 , difficulty:  3921217 , date:  "2015-07-29 10:25:06" },
  { height:  582435 , difficulty:  3914835 , date:  "2015-07-29 10:27:02" },
  { height:  582436 , difficulty:  3918376 , date:  "2015-07-29 10:29:26" },
  { height:  582437 , difficulty:  3932096 , date:  "2015-07-29 10:32:18" },
  { height:  582438 , difficulty:  3925928 , date:  "2015-07-29 10:32:34" },
  { height:  582439 , difficulty:  3930822 , date:  "2015-07-29 10:34:03" },
  { height:  582440 , difficulty:  3929268 , date:  "2015-07-29 10:36:41" },
  { height:  582441 , difficulty:  3934956 , date:  "2015-07-29 10:37:14" },
  { height:  582442 , difficulty:  3941204 , date:  "2015-07-29 10:37:31" },
  { height:  582443 , difficulty:  3938841 , date:  "2015-07-29 10:37:45" },
  { height:  582444 , difficulty:  3945521 , date:  "2015-07-29 10:37:51" },
  { height:  582445 , difficulty:  3944403 , date:  "2015-07-29 10:39:41" },
  { height:  582446 , difficulty:  3945651 , date:  "2015-07-29 10:39:41" },
  { height:  582447 , difficulty:  3945752 , date:  "2015-07-29 10:40:42" },
  { height:  582448 , difficulty:  3955351 , date:  "2015-07-29 10:42:03" },
  { height:  582449 , difficulty:  3952638 , date:  "2015-07-29 10:42:20" },
  { height:  582450 , difficulty:  3950586 , date:  "2015-07-29 10:44:25" },
  { height:  582451 , difficulty:  3947211 , date:  "2015-07-29 10:44:27" },
  { height:  582452 , difficulty:  3943079 , date:  "2015-07-29 10:46:39" },
  { height:  582453 , difficulty:  3943189 , date:  "2015-07-29 10:48:06" },
  { height:  582454 , difficulty:  3945869 , date:  "2015-07-29 10:48:10" },
  { height:  582455 , difficulty:  3934770 , date:  "2015-07-29 10:51:07" },
  { height:  582456 , difficulty:  3935224 , date:  "2015-07-29 10:54:26" },
  { height:  582457 , difficulty:  3943121 , date:  "2015-07-29 10:57:29" },
  { height:  582458 , difficulty:  3941121 , date:  "2015-07-29 10:57:30" },
  { height:  582459 , difficulty:  3937446 , date:  "2015-07-29 10:57:34" },
  { height:  582460 , difficulty:  3934198 , date:  "2015-07-29 11:00:46" },
  { height:  582461 , difficulty:  3924654 , date:  "2015-07-29 11:00:50" },
  { height:  582462 , difficulty:  3933904 , date:  "2015-07-29 11:02:08" },
  { height:  582463 , difficulty:  3930208 , date:  "2015-07-29 11:03:12" },
  { height:  582464 , difficulty:  3951419 , date:  "2015-07-29 11:03:37" },
  { height:  582465 , difficulty:  3948031 , date:  "2015-07-29 11:03:58" },
  { height:  582466 , difficulty:  3946208 , date:  "2015-07-29 11:04:06" },
  { height:  582467 , difficulty:  3959738 , date:  "2015-07-29 11:04:25" },
  { height:  582468 , difficulty:  3954015 , date:  "2015-07-29 11:05:24" },
  { height:  582469 , difficulty:  3958397 , date:  "2015-07-29 11:07:09" },
  { height:  582470 , difficulty:  3992910 , date:  "2015-07-29 11:07:37" },
  { height:  582471 , difficulty:  3993274 , date:  "2015-07-29 11:08:14" },
  { height:  582472 , difficulty:  3996477 , date:  "2015-07-29 11:08:17" },
  { height:  582473 , difficulty:  3990658 , date:  "2015-07-29 11:11:35" },
  { height:  582474 , difficulty:  3989331 , date:  "2015-07-29 11:11:57" },
  { height:  582475 , difficulty:  3989116 , date:  "2015-07-29 11:13:33" },
  { height:  582476 , difficulty:  3975788 , date:  "2015-07-29 11:13:39" },
  { height:  582477 , difficulty:  4003512 , date:  "2015-07-29 11:15:09" },
  { height:  582478 , difficulty:  3998649 , date:  "2015-07-29 11:17:57" },
  { height:  582479 , difficulty:  4008702 , date:  "2015-07-29 11:17:59" },
  { height:  582480 , difficulty:  4006808 , date:  "2015-07-29 11:18:06" },
  { height:  582481 , difficulty:  4011017 , date:  "2015-07-29 11:18:26" },
  { height:  582482 , difficulty:  4028178 , date:  "2015-07-29 11:19:46" },
  { height:  582483 , difficulty:  4016408 , date:  "2015-07-29 11:20:23" },
  { height:  582484 , difficulty:  4016500 , date:  "2015-07-29 11:20:29" },
  { height:  582485 , difficulty:  4011994 , date:  "2015-07-29 11:20:37" },
  { height:  582486 , difficulty:  4012548 , date:  "2015-07-29 11:21:38" },
  { height:  582487 , difficulty:  4001524 , date:  "2015-07-29 11:22:15" },
  { height:  582488 , difficulty:  4001414 , date:  "2015-07-29 11:23:14" },
  { height:  582489 , difficulty:  4006459 , date:  "2015-07-29 11:23:19" },
  { height:  582490 , difficulty:  4000820 , date:  "2015-07-29 11:24:24" },
  { height:  582491 , difficulty:  4005709 , date:  "2015-07-29 11:25:12" },
  { height:  582492 , difficulty:  3992164 , date:  "2015-07-29 11:25:19" },
  { height:  582493 , difficulty:  4001124 , date:  "2015-07-29 11:26:38" },
  { height:  582494 , difficulty:  4003814 , date:  "2015-07-29 11:27:05" },
  { height:  582495 , difficulty:  4002141 , date:  "2015-07-29 11:27:07" },
  { height:  582496 , difficulty:  4011186 , date:  "2015-07-29 11:27:55" },
  { height:  582497 , difficulty:  3998187 , date:  "2015-07-29 11:28:21" },
  { height:  582498 , difficulty:  3977509 , date:  "2015-07-29 11:28:24" },
  { height:  582499 , difficulty:  3981838 , date:  "2015-07-29 11:29:18" },
  { height:  582500 , difficulty:  3977898 , date:  "2015-07-29 11:30:05" },
  { height:  582501 , difficulty:  3967070 , date:  "2015-07-29 11:31:48" },
  { height:  582502 , difficulty:  3975698 , date:  "2015-07-29 11:35:51" },
  { height:  582503 , difficulty:  3980139 , date:  "2015-07-29 11:38:27" },
  { height:  582504 , difficulty:  3974525 , date:  "2015-07-29 11:38:29" },
  { height:  582505 , difficulty:  3972164 , date:  "2015-07-29 11:38:38" },
  { height:  582506 , difficulty:  3983174 , date:  "2015-07-29 11:39:10" },
  { height:  582507 , difficulty:  3982912 , date:  "2015-07-29 11:39:52" },
  { height:  582508 , difficulty:  3994488 , date:  "2015-07-29 11:40:34" },
  { height:  582509 , difficulty:  3981168 , date:  "2015-07-29 11:40:49" },
  { height:  582510 , difficulty:  3970613 , date:  "2015-07-29 11:44:45" },
  { height:  582511 , difficulty:  3963020 , date:  "2015-07-29 11:44:49" },
  { height:  582512 , difficulty:  3956803 , date:  "2015-07-29 11:45:52" },
  { height:  582513 , difficulty:  3938086 , date:  "2015-07-29 11:45:57" },
  { height:  582514 , difficulty:  3936514 , date:  "2015-07-29 11:48:21" },
  { height:  582515 , difficulty:  3931315 , date:  "2015-07-29 11:48:23" },
  { height:  582516 , difficulty:  3923927 , date:  "2015-07-29 11:48:45" },
  { height:  582517 , difficulty:  3921197 , date:  "2015-07-29 11:50:27" },
  { height:  582518 , difficulty:  3921564 , date:  "2015-07-29 11:50:30" },
  { height:  582519 , difficulty:  3923223 , date:  "2015-07-29 11:52:30" },
  { height:  582520 , difficulty:  3936145 , date:  "2015-07-29 11:53:31" },
  { height:  582521 , difficulty:  3928717 , date:  "2015-07-29 11:53:59" },
  { height:  582522 , difficulty:  3929153 , date:  "2015-07-29 11:54:18" },
  { height:  582523 , difficulty:  3923204 , date:  "2015-07-29 11:56:25" },
  { height:  582524 , difficulty:  3923453 , date:  "2015-07-29 11:56:32" },
  { height:  582525 , difficulty:  3924813 , date:  "2015-07-29 11:57:08" },
  { height:  582526 , difficulty:  3913430 , date:  "2015-07-29 11:58:43" },
  { height:  582527 , difficulty:  3917070 , date:  "2015-07-29 12:00:02" },
  { height:  582528 , difficulty:  3903296 , date:  "2015-07-29 12:02:11" },
  { height:  582529 , difficulty:  3898923 , date:  "2015-07-29 12:04:45" },
  { height:  582530 , difficulty:  3910228 , date:  "2015-07-29 12:04:51" },
  { height:  582531 , difficulty:  3891181 , date:  "2015-07-29 12:05:28" },
  { height:  582532 , difficulty:  3879078 , date:  "2015-07-29 12:05:52" },
  { height:  582533 , difficulty:  3860133 , date:  "2015-07-29 12:05:57" },
  { height:  582534 , difficulty:  3861187 , date:  "2015-07-29 12:06:39" },
  { height:  582535 , difficulty:  3861703 , date:  "2015-07-29 12:10:23" },
  { height:  582536 , difficulty:  3855266 , date:  "2015-07-29 12:10:35" },
  { height:  582537 , difficulty:  3855312 , date:  "2015-07-29 12:11:36" },
  { height:  582538 , difficulty:  3847443 , date:  "2015-07-29 12:12:19" },
  { height:  582539 , difficulty:  3869950 , date:  "2015-07-29 12:12:50" },
  { height:  582540 , difficulty:  3867848 , date:  "2015-07-29 12:13:06" },
  { height:  582541 , difficulty:  3869805 , date:  "2015-07-29 12:13:50" },
  { height:  582542 , difficulty:  3876156 , date:  "2015-07-29 12:13:51" },
  { height:  582543 , difficulty:  3874827 , date:  "2015-07-29 12:14:18" },
  { height:  582544 , difficulty:  3871443 , date:  "2015-07-29 12:15:40" },
  { height:  582545 , difficulty:  3864566 , date:  "2015-07-29 12:17:09" },
  { height:  582546 , difficulty:  3862397 , date:  "2015-07-29 12:17:42" },
  { height:  582547 , difficulty:  3866098 , date:  "2015-07-29 12:19:54" },
  { height:  582548 , difficulty:  3866712 , date:  "2015-07-29 12:21:08" },
  { height:  582549 , difficulty:  3850207 , date:  "2015-07-29 12:21:14" },
  { height:  582550 , difficulty:  3848693 , date:  "2015-07-29 12:21:42" },
  { height:  582551 , difficulty:  3841282 , date:  "2015-07-29 12:21:44" },
  { height:  582552 , difficulty:  3845241 , date:  "2015-07-29 12:22:53" },
  { height:  582553 , difficulty:  3837899 , date:  "2015-07-29 12:23:26" },
  { height:  582554 , difficulty:  3835932 , date:  "2015-07-29 12:24:19" },
  { height:  582555 , difficulty:  3845146 , date:  "2015-07-29 12:29:36" },
  { height:  582556 , difficulty:  3852795 , date:  "2015-07-29 12:29:48" },
  { height:  582557 , difficulty:  3851480 , date:  "2015-07-29 12:32:32" },
  { height:  582558 , difficulty:  3859110 , date:  "2015-07-29 12:33:11" },
  { height:  582559 , difficulty:  3859511 , date:  "2015-07-29 12:34:00" },
  { height:  582560 , difficulty:  3862146 , date:  "2015-07-29 12:34:20" },
  { height:  582561 , difficulty:  3861903 , date:  "2015-07-29 12:34:40" },
  { height:  582562 , difficulty:  3864960 , date:  "2015-07-29 12:39:02" },
  { height:  582563 , difficulty:  3862249 , date:  "2015-07-29 12:39:28" },
  { height:  582564 , difficulty:  3857521 , date:  "2015-07-29 12:39:31" },
  { height:  582565 , difficulty:  3858009 , date:  "2015-07-29 12:39:34" },
  { height:  582566 , difficulty:  3852762 , date:  "2015-07-29 12:40:21" },
  { height:  582567 , difficulty:  3851458 , date:  "2015-07-29 12:41:20" },
  { height:  582568 , difficulty:  3851192 , date:  "2015-07-29 12:42:49" },
  { height:  582569 , difficulty:  3863883 , date:  "2015-07-29 12:44:11" },
  { height:  582570 , difficulty:  3863339 , date:  "2015-07-29 12:44:26" },
  { height:  582571 , difficulty:  3864807 , date:  "2015-07-29 12:45:09" },
  { height:  582572 , difficulty:  3860739 , date:  "2015-07-29 12:45:39" },
  { height:  582573 , difficulty:  3868437 , date:  "2015-07-29 12:48:19" },
  { height:  582574 , difficulty:  3869617 , date:  "2015-07-29 12:49:08" },
  { height:  582575 , difficulty:  3867072 , date:  "2015-07-29 12:49:18" },
  { height:  582576 , difficulty:  3886877 , date:  "2015-07-29 12:49:31" },
  { height:  582577 , difficulty:  3877636 , date:  "2015-07-29 12:56:11" },
  { height:  582578 , difficulty:  3855723 , date:  "2015-07-29 12:56:53" },
  { height:  582579 , difficulty:  3849520 , date:  "2015-07-29 12:57:35" },
  { height:  582580 , difficulty:  3856821 , date:  "2015-07-29 12:58:30" },
  { height:  582581 , difficulty:  3856395 , date:  "2015-07-29 13:01:04" },
  { height:  582582 , difficulty:  3857157 , date:  "2015-07-29 13:01:07" },
  { height:  582583 , difficulty:  3872476 , date:  "2015-07-29 13:01:54" },
  { height:  582584 , difficulty:  3869097 , date:  "2015-07-29 13:04:41" },
  { height:  582585 , difficulty:  3887164 , date:  "2015-07-29 13:08:02" },
  { height:  582586 , difficulty:  3864903 , date:  "2015-07-29 13:08:07" },
  { height:  582587 , difficulty:  3869100 , date:  "2015-07-29 13:09:07" },
  { height:  582588 , difficulty:  3869895 , date:  "2015-07-29 13:09:18" },
  { height:  582589 , difficulty:  3869791 , date:  "2015-07-29 13:09:45" },
  { height:  582590 , difficulty:  3854824 , date:  "2015-07-29 13:11:38" },
  { height:  582591 , difficulty:  3865518 , date:  "2015-07-29 13:11:52" },
  { height:  582592 , difficulty:  3863485 , date:  "2015-07-29 13:13:19" },
  { height:  582593 , difficulty:  3856362 , date:  "2015-07-29 13:15:02" },
  { height:  582594 , difficulty:  3856447 , date:  "2015-07-29 13:15:31" },
  { height:  582595 , difficulty:  3844084 , date:  "2015-07-29 13:15:50" },
  { height:  582596 , difficulty:  3840835 , date:  "2015-07-29 13:16:09" },
  { height:  582597 , difficulty:  3849760 , date:  "2015-07-29 13:16:22" },
  { height:  582598 , difficulty:  3848698 , date:  "2015-07-29 13:17:23" },
  { height:  582599 , difficulty:  3856149 , date:  "2015-07-29 13:17:32" },
  { height:  582600 , difficulty:  3858977 , date:  "2015-07-29 13:17:39" },
  { height:  582601 , difficulty:  3862230 , date:  "2015-07-29 13:20:56" },
  { height:  582602 , difficulty:  3859213 , date:  "2015-07-29 13:21:02" },
  { height:  582603 , difficulty:  3852294 , date:  "2015-07-29 13:21:06" },
  { height:  582604 , difficulty:  3846635 , date:  "2015-07-29 13:21:10" },
  { height:  582605 , difficulty:  3833196 , date:  "2015-07-29 13:21:30" },
  { height:  582606 , difficulty:  3852200 , date:  "2015-07-29 13:23:40" },
  { height:  582607 , difficulty:  3859573 , date:  "2015-07-29 13:23:46" },
  { height:  582608 , difficulty:  3857638 , date:  "2015-07-29 13:23:58" },
  { height:  582609 , difficulty:  3860925 , date:  "2015-07-29 13:24:10" },
  { height:  582610 , difficulty:  3859344 , date:  "2015-07-29 13:27:00" },
  { height:  582611 , difficulty:  3845525 , date:  "2015-07-29 13:27:56" },
  { height:  582612 , difficulty:  3844795 , date:  "2015-07-29 13:29:42" },
  { height:  582613 , difficulty:  3852902 , date:  "2015-07-29 13:29:45" },
  { height:  582614 , difficulty:  3852784 , date:  "2015-07-29 13:29:58" },
  { height:  582615 , difficulty:  3849759 , date:  "2015-07-29 13:31:46" },
  { height:  582616 , difficulty:  3862211 , date:  "2015-07-29 13:31:59" },
  { height:  582617 , difficulty:  3859343 , date:  "2015-07-29 13:32:48" },
  { height:  582618 , difficulty:  3859462 , date:  "2015-07-29 13:32:54" },
  { height:  582619 , difficulty:  3868677 , date:  "2015-07-29 13:33:04" },
  { height:  582620 , difficulty:  3867271 , date:  "2015-07-29 13:33:05" },
  { height:  582621 , difficulty:  3863197 , date:  "2015-07-29 13:34:32" },
  { height:  582622 , difficulty:  3873898 , date:  "2015-07-29 13:37:53" },
  { height:  582623 , difficulty:  3867472 , date:  "2015-07-29 13:37:55" },
  { height:  582624 , difficulty:  3869134 , date:  "2015-07-29 13:42:22" },
  { height:  582625 , difficulty:  3870882 , date:  "2015-07-29 13:43:06" },
  { height:  582626 , difficulty:  3872415 , date:  "2015-07-29 13:43:41" },
  { height:  582627 , difficulty:  3896658 , date:  "2015-07-29 13:44:04" },
  { height:  582628 , difficulty:  3889770 , date:  "2015-07-29 13:49:27" },
  { height:  582629 , difficulty:  3895908 , date:  "2015-07-29 13:49:31" },
  { height:  582630 , difficulty:  3892457 , date:  "2015-07-29 13:49:44" },
  { height:  582631 , difficulty:  3876501 , date:  "2015-07-29 13:50:29" },
  { height:  582632 , difficulty:  3880614 , date:  "2015-07-29 13:52:10" },
  { height:  582633 , difficulty:  3869341 , date:  "2015-07-29 13:53:02" },
  { height:  582634 , difficulty:  3865864 , date:  "2015-07-29 13:54:56" },
  { height:  582635 , difficulty:  3912020 , date:  "2015-07-29 13:55:19" },
  { height:  582636 , difficulty:  3926476 , date:  "2015-07-29 13:56:00" },
  { height:  582637 , difficulty:  3933653 , date:  "2015-07-29 13:56:41" },
  { height:  582638 , difficulty:  3905309 , date:  "2015-07-29 13:59:12" },
  { height:  582639 , difficulty:  3906218 , date:  "2015-07-29 13:59:15" },
  { height:  582640 , difficulty:  3913163 , date:  "2015-07-29 14:00:30" },
  { height:  582641 , difficulty:  3917298 , date:  "2015-07-29 14:00:56" },
  { height:  582642 , difficulty:  3913359 , date:  "2015-07-29 14:00:59" },
  { height:  582643 , difficulty:  3919341 , date:  "2015-07-29 14:01:53" },
  { height:  582644 , difficulty:  3910271 , date:  "2015-07-29 14:04:14" },
  { height:  582645 , difficulty:  3905398 , date:  "2015-07-29 14:05:13" },
  { height:  582646 , difficulty:  3905615 , date:  "2015-07-29 14:05:30" },
  { height:  582647 , difficulty:  3932269 , date:  "2015-07-29 14:07:53" },
  { height:  582648 , difficulty:  3934682 , date:  "2015-07-29 14:08:34" },
  { height:  582649 , difficulty:  3917248 , date:  "2015-07-29 14:08:53" },
  { height:  582650 , difficulty:  3912334 , date:  "2015-07-29 14:09:57" },
  { height:  582651 , difficulty:  3920137 , date:  "2015-07-29 14:12:25" },
  { height:  582652 , difficulty:  3924797 , date:  "2015-07-29 14:13:45" },
  { height:  582653 , difficulty:  3890521 , date:  "2015-07-29 14:14:33" },
  { height:  582654 , difficulty:  3893223 , date:  "2015-07-29 14:14:34" },
  { height:  582655 , difficulty:  3891623 , date:  "2015-07-29 14:14:45" },
  { height:  582656 , difficulty:  3918453 , date:  "2015-07-29 14:14:51" },
  { height:  582657 , difficulty:  3901604 , date:  "2015-07-29 14:16:25" },
  { height:  582658 , difficulty:  3905956 , date:  "2015-07-29 14:16:54" },
  { height:  582659 , difficulty:  3906573 , date:  "2015-07-29 14:17:20" },
  { height:  582660 , difficulty:  3890187 , date:  "2015-07-29 14:17:53" },
  { height:  582661 , difficulty:  3870473 , date:  "2015-07-29 14:18:52" },
  { height:  582662 , difficulty:  3883221 , date:  "2015-07-29 14:19:06" },
  { height:  582663 , difficulty:  3893147 , date:  "2015-07-29 14:26:34" },
  { height:  582664 , difficulty:  3893624 , date:  "2015-07-29 14:27:09" },
  { height:  582665 , difficulty:  3897222 , date:  "2015-07-29 14:33:30" },
  { height:  582666 , difficulty:  3892994 , date:  "2015-07-29 14:33:54" },
  { height:  582667 , difficulty:  3891610 , date:  "2015-07-29 14:35:46" },
  { height:  582668 , difficulty:  3886352 , date:  "2015-07-29 14:35:54" },
  { height:  582669 , difficulty:  3875417 , date:  "2015-07-29 14:36:56" },
  { height:  582670 , difficulty:  3874561 , date:  "2015-07-29 14:38:15" },
  { height:  582671 , difficulty:  3874862 , date:  "2015-07-29 14:38:26" },
  { height:  582672 , difficulty:  3875484 , date:  "2015-07-29 14:39:12" },
  { height:  582673 , difficulty:  3875494 , date:  "2015-07-29 14:39:36" },
  { height:  582674 , difficulty:  3870271 , date:  "2015-07-29 14:39:39" },
  { height:  582675 , difficulty:  3896637 , date:  "2015-07-29 14:42:03" },
  { height:  582676 , difficulty:  3903620 , date:  "2015-07-29 14:42:19" },
  { height:  582677 , difficulty:  3882421 , date:  "2015-07-29 14:42:55" },
  { height:  582678 , difficulty:  3887540 , date:  "2015-07-29 14:43:04" },
  { height:  582679 , difficulty:  3895901 , date:  "2015-07-29 14:45:12" },
  { height:  582680 , difficulty:  3906900 , date:  "2015-07-29 14:45:38" },
  { height:  582681 , difficulty:  3914777 , date:  "2015-07-29 14:45:50" },
  { height:  582682 , difficulty:  3902146 , date:  "2015-07-29 14:46:43" },
  { height:  582683 , difficulty:  3916755 , date:  "2015-07-29 14:47:31" },
  { height:  582684 , difficulty:  3916991 , date:  "2015-07-29 14:47:34" },
  { height:  582685 , difficulty:  3934230 , date:  "2015-07-29 14:47:51" },
  { height:  582686 , difficulty:  3924775 , date:  "2015-07-29 14:48:00" },
  { height:  582687 , difficulty:  3922901 , date:  "2015-07-29 14:48:28" },
  { height:  582688 , difficulty:  3932229 , date:  "2015-07-29 14:48:41" },
  { height:  582689 , difficulty:  3932255 , date:  "2015-07-29 14:49:38" },
  { height:  582690 , difficulty:  3936576 , date:  "2015-07-29 14:49:39" },
  { height:  582691 , difficulty:  3936565 , date:  "2015-07-29 14:50:18" },
  { height:  582692 , difficulty:  3946657 , date:  "2015-07-29 14:50:27" },
  { height:  582693 , difficulty:  3954570 , date:  "2015-07-29 14:50:52" },
  { height:  582694 , difficulty:  3963716 , date:  "2015-07-29 14:53:09" },
  { height:  582695 , difficulty:  3963071 , date:  "2015-07-29 14:55:51" },
  { height:  582696 , difficulty:  3964112 , date:  "2015-07-29 14:55:53" },
  { height:  582697 , difficulty:  3956078 , date:  "2015-07-29 14:57:41" },
  { height:  582698 , difficulty:  3935387 , date:  "2015-07-29 14:59:07" },
  { height:  582699 , difficulty:  3938741 , date:  "2015-07-29 15:00:32" },
  { height:  582700 , difficulty:  3910043 , date:  "2015-07-29 15:00:56" },
  { height:  582701 , difficulty:  3906604 , date:  "2015-07-29 15:01:25" },
  { height:  582702 , difficulty:  3905990 , date:  "2015-07-29 15:01:36" },
  { height:  582703 , difficulty:  3918188 , date:  "2015-07-29 15:02:49" },
  { height:  582704 , difficulty:  3883452 , date:  "2015-07-29 15:06:29" },
  { height:  582705 , difficulty:  3896451 , date:  "2015-07-29 15:06:31" },
  { height:  582706 , difficulty:  3918487 , date:  "2015-07-29 15:07:05" },
  { height:  582707 , difficulty:  3914699 , date:  "2015-07-29 15:13:05" },
  { height:  582708 , difficulty:  3914751 , date:  "2015-07-29 15:15:31" },
  { height:  582709 , difficulty:  3912168 , date:  "2015-07-29 15:16:37" },
  { height:  582710 , difficulty:  3900456 , date:  "2015-07-29 15:17:29" },
  { height:  582711 , difficulty:  3900520 , date:  "2015-07-29 15:18:05" },
  { height:  582712 , difficulty:  3905195 , date:  "2015-07-29 15:18:43" },
  { height:  582713 , difficulty:  3901616 , date:  "2015-07-29 15:18:46" },
  { height:  582714 , difficulty:  3888270 , date:  "2015-07-29 15:22:47" },
  { height:  582715 , difficulty:  3890708 , date:  "2015-07-29 15:22:57" },
  { height:  582716 , difficulty:  3885836 , date:  "2015-07-29 15:22:59" },
  { height:  582717 , difficulty:  3887425 , date:  "2015-07-29 15:24:34" },
  { height:  582718 , difficulty:  3888034 , date:  "2015-07-29 15:24:40" },
  { height:  582719 , difficulty:  3885011 , date:  "2015-07-29 15:25:16" },
  { height:  582720 , difficulty:  3878315 , date:  "2015-07-29 15:27:13" },
  { height:  582721 , difficulty:  3872701 , date:  "2015-07-29 15:27:16" },
  { height:  582722 , difficulty:  3882925 , date:  "2015-07-29 15:29:38" },
  { height:  582723 , difficulty:  3869788 , date:  "2015-07-29 15:29:49" },
  { height:  582724 , difficulty:  3874847 , date:  "2015-07-29 15:32:16" },
  { height:  582725 , difficulty:  3873144 , date:  "2015-07-29 15:32:19" },
  { height:  582726 , difficulty:  3884709 , date:  "2015-07-29 15:35:33" },
  { height:  582727 , difficulty:  3871440 , date:  "2015-07-29 15:36:04" },
  { height:  582728 , difficulty:  3866025 , date:  "2015-07-29 15:43:04" },
  { height:  582729 , difficulty:  3865148 , date:  "2015-07-29 15:43:07" },
  { height:  582730 , difficulty:  3879555 , date:  "2015-07-29 15:43:19" },
  { height:  582731 , difficulty:  3878901 , date:  "2015-07-29 15:44:29" },
  { height:  582732 , difficulty:  3882508 , date:  "2015-07-29 15:44:56" },
  { height:  582733 , difficulty:  3887708 , date:  "2015-07-29 15:45:56" },
  { height:  582734 , difficulty:  3896394 , date:  "2015-07-29 15:45:59" },
  { height:  582735 , difficulty:  3902513 , date:  "2015-07-29 15:47:57" },
  { height:  582736 , difficulty:  3901677 , date:  "2015-07-29 15:50:22" },
  { height:  582737 , difficulty:  3901444 , date:  "2015-07-29 15:50:25" },
  { height:  582738 , difficulty:  3900063 , date:  "2015-07-29 15:52:47" },
  { height:  582739 , difficulty:  3854512 , date:  "2015-07-29 15:52:52" },
  { height:  582740 , difficulty:  3854989 , date:  "2015-07-29 15:52:59" },
  { height:  582741 , difficulty:  3815878 , date:  "2015-07-29 15:53:00" },
  { height:  582742 , difficulty:  3821540 , date:  "2015-07-29 15:53:37" },
  { height:  582743 , difficulty:  3810398 , date:  "2015-07-29 15:55:10" },
  { height:  582744 , difficulty:  3810837 , date:  "2015-07-29 15:55:24" },
  { height:  582745 , difficulty:  3818090 , date:  "2015-07-29 15:56:11" },
  { height:  582746 , difficulty:  3816729 , date:  "2015-07-29 15:56:12" },
  { height:  582747 , difficulty:  3816197 , date:  "2015-07-29 15:57:24" },
  { height:  582748 , difficulty:  3818112 , date:  "2015-07-29 15:59:23" },
  { height:  582749 , difficulty:  3821779 , date:  "2015-07-29 16:03:44" },
  { height:  582750 , difficulty:  3823989 , date:  "2015-07-29 16:04:14" },
  { height:  582751 , difficulty:  3819828 , date:  "2015-07-29 16:04:19" },
  { height:  582752 , difficulty:  3819532 , date:  "2015-07-29 16:04:37" },
  { height:  582753 , difficulty:  3816048 , date:  "2015-07-29 16:06:17" },
  { height:  582754 , difficulty:  3826080 , date:  "2015-07-29 16:06:50" },
  { height:  582755 , difficulty:  3825534 , date:  "2015-07-29 16:07:38" },
  { height:  582756 , difficulty:  3823668 , date:  "2015-07-29 16:07:43" },
  { height:  582757 , difficulty:  3845052 , date:  "2015-07-29 16:07:56" },
  { height:  582758 , difficulty:  3852096 , date:  "2015-07-29 16:08:00" },
  { height:  582759 , difficulty:  3876983 , date:  "2015-07-29 16:08:20" },
  { height:  582760 , difficulty:  3880634 , date:  "2015-07-29 16:08:59" },
  { height:  582761 , difficulty:  3880689 , date:  "2015-07-29 16:09:04" },
  { height:  582762 , difficulty:  3883422 , date:  "2015-07-29 16:09:50" },
  { height:  582763 , difficulty:  3882937 , date:  "2015-07-29 16:10:19" },
  { height:  582764 , difficulty:  3882283 , date:  "2015-07-29 16:11:50" },
  { height:  582765 , difficulty:  3878187 , date:  "2015-07-29 16:12:22" },
  { height:  582766 , difficulty:  3885673 , date:  "2015-07-29 16:13:36" },
  { height:  582767 , difficulty:  3915765 , date:  "2015-07-29 16:13:41" },
  { height:  582768 , difficulty:  3929579 , date:  "2015-07-29 16:13:51" },
  { height:  582769 , difficulty:  3932492 , date:  "2015-07-29 16:13:53" },
  { height:  582770 , difficulty:  3922896 , date:  "2015-07-29 16:16:31" },
  { height:  582771 , difficulty:  3906160 , date:  "2015-07-29 16:16:35" },
  { height:  582772 , difficulty:  3908265 , date:  "2015-07-29 16:17:40" },
  { height:  582773 , difficulty:  3907740 , date:  "2015-07-29 16:17:44" },
  { height:  582774 , difficulty:  3911583 , date:  "2015-07-29 16:22:09" },
  { height:  582775 , difficulty:  3903049 , date:  "2015-07-29 16:22:21" },
  { height:  582776 , difficulty:  3902147 , date:  "2015-07-29 16:24:06" },
  { height:  582777 , difficulty:  3910895 , date:  "2015-07-29 16:24:43" },
  { height:  582778 , difficulty:  3912471 , date:  "2015-07-29 16:27:27" },
  { height:  582779 , difficulty:  3910391 , date:  "2015-07-29 16:27:52" },
  { height:  582780 , difficulty:  3893292 , date:  "2015-07-29 16:30:27" },
  { height:  582781 , difficulty:  3897653 , date:  "2015-07-29 16:30:31" },
  { height:  582782 , difficulty:  3894939 , date:  "2015-07-29 16:32:00" },
  { height:  582783 , difficulty:  3883408 , date:  "2015-07-29 16:32:22" },
  { height:  582784 , difficulty:  3872695 , date:  "2015-07-29 16:32:36" },
  { height:  582785 , difficulty:  3870966 , date:  "2015-07-29 16:34:09" },
  { height:  582786 , difficulty:  3865601 , date:  "2015-07-29 16:35:19" },
  { height:  582787 , difficulty:  3879197 , date:  "2015-07-29 16:35:29" },
  { height:  582788 , difficulty:  3880013 , date:  "2015-07-29 16:37:12" },
  { height:  582789 , difficulty:  3896479 , date:  "2015-07-29 16:39:14" },
  { height:  582790 , difficulty:  3871271 , date:  "2015-07-29 16:39:16" },
  { height:  582791 , difficulty:  3870952 , date:  "2015-07-29 16:39:44" },
  { height:  582792 , difficulty:  3871902 , date:  "2015-07-29 16:41:23" },
  { height:  582793 , difficulty:  3869451 , date:  "2015-07-29 16:41:26" },
  { height:  582794 , difficulty:  3893654 , date:  "2015-07-29 16:45:35" },
  { height:  582795 , difficulty:  3890483 , date:  "2015-07-29 16:46:12" },
  { height:  582796 , difficulty:  3894299 , date:  "2015-07-29 16:46:31" },
  { height:  582797 , difficulty:  3898753 , date:  "2015-07-29 16:46:40" },
  { height:  582798 , difficulty:  3887716 , date:  "2015-07-29 16:47:40" },
  { height:  582799 , difficulty:  3889479 , date:  "2015-07-29 16:48:43" },
  { height:  582800 , difficulty:  3874962 , date:  "2015-07-29 16:48:50" },
  { height:  582801 , difficulty:  3880025 , date:  "2015-07-29 16:49:21" },
  { height:  582802 , difficulty:  3863788 , date:  "2015-07-29 16:50:45" },
  { height:  582803 , difficulty:  3860656 , date:  "2015-07-29 16:51:11" },
  { height:  582804 , difficulty:  3849176 , date:  "2015-07-29 16:54:54" },
  { height:  582805 , difficulty:  3868425 , date:  "2015-07-29 16:55:49" },
  { height:  582806 , difficulty:  3868122 , date:  "2015-07-29 16:55:53" },
  { height:  582807 , difficulty:  3871863 , date:  "2015-07-29 16:56:58" },
  { height:  582808 , difficulty:  3872637 , date:  "2015-07-29 16:58:47" },
  { height:  582809 , difficulty:  3868096 , date:  "2015-07-29 16:58:48" },
  { height:  582810 , difficulty:  3871784 , date:  "2015-07-29 16:59:12" },
  { height:  582811 , difficulty:  3871449 , date:  "2015-07-29 16:59:28" },
  { height:  582812 , difficulty:  3861123 , date:  "2015-07-29 16:59:42" },
  { height:  582813 , difficulty:  3877187 , date:  "2015-07-29 16:59:47" },
  { height:  582814 , difficulty:  3862051 , date:  "2015-07-29 17:01:53" },
  { height:  582815 , difficulty:  3863868 , date:  "2015-07-29 17:02:45" },
  { height:  582816 , difficulty:  3871336 , date:  "2015-07-29 17:03:25" },
  { height:  582817 , difficulty:  3878874 , date:  "2015-07-29 17:04:30" },
  { height:  582818 , difficulty:  3877030 , date:  "2015-07-29 17:04:31" },
  { height:  582819 , difficulty:  3868537 , date:  "2015-07-29 17:06:00" },
  { height:  582820 , difficulty:  3867185 , date:  "2015-07-29 17:06:25" },
  { height:  582821 , difficulty:  3865103 , date:  "2015-07-29 17:06:29" },
  { height:  582822 , difficulty:  3884906 , date:  "2015-07-29 17:08:57" },
  { height:  582823 , difficulty:  3879800 , date:  "2015-07-29 17:09:08" },
  { height:  582824 , difficulty:  3872038 , date:  "2015-07-29 17:10:08" },
  { height:  582825 , difficulty:  3848664 , date:  "2015-07-29 17:10:31" },
  { height:  582826 , difficulty:  3850525 , date:  "2015-07-29 17:10:35" },
  { height:  582827 , difficulty:  3854090 , date:  "2015-07-29 17:10:40" },
  { height:  582828 , difficulty:  3864450 , date:  "2015-07-29 17:13:43" },
  { height:  582829 , difficulty:  3853914 , date:  "2015-07-29 17:15:19" },
  { height:  582830 , difficulty:  3856970 , date:  "2015-07-29 17:18:03" },
  { height:  582831 , difficulty:  3869284 , date:  "2015-07-29 17:18:26" },
  { height:  582832 , difficulty:  3870339 , date:  "2015-07-29 17:19:07" },
  { height:  582833 , difficulty:  3880773 , date:  "2015-07-29 17:21:52" },
  { height:  582834 , difficulty:  3880860 , date:  "2015-07-29 17:22:38" },
  { height:  582835 , difficulty:  3878774 , date:  "2015-07-29 17:23:51" },
  { height:  582836 , difficulty:  3881094 , date:  "2015-07-29 17:24:19" },
  { height:  582837 , difficulty:  3889428 , date:  "2015-07-29 17:24:48" },
  { height:  582838 , difficulty:  3886052 , date:  "2015-07-29 17:30:23" },
  { height:  582839 , difficulty:  3885257 , date:  "2015-07-29 17:31:49" },
  { height:  582840 , difficulty:  3877386 , date:  "2015-07-29 17:34:17" },
  { height:  582841 , difficulty:  3887285 , date:  "2015-07-29 17:34:33" },
  { height:  582842 , difficulty:  3879693 , date:  "2015-07-29 17:34:37" },
  { height:  582843 , difficulty:  3879777 , date:  "2015-07-29 17:38:09" },
  { height:  582844 , difficulty:  3883019 , date:  "2015-07-29 17:38:25" },
  { height:  582845 , difficulty:  3885096 , date:  "2015-07-29 17:39:29" },
  { height:  582846 , difficulty:  3875640 , date:  "2015-07-29 17:39:56" },
  { height:  582847 , difficulty:  3895363 , date:  "2015-07-29 17:42:19" },
  { height:  582848 , difficulty:  3898128 , date:  "2015-07-29 17:45:05" },
  { height:  582849 , difficulty:  3898314 , date:  "2015-07-29 17:47:27" },
  { height:  582850 , difficulty:  3873900 , date:  "2015-07-29 17:49:03" },
  { height:  582851 , difficulty:  3878584 , date:  "2015-07-29 17:49:14" },
  { height:  582852 , difficulty:  3875654 , date:  "2015-07-29 17:49:36" },
  { height:  582853 , difficulty:  3872015 , date:  "2015-07-29 17:51:25" },
  { height:  582854 , difficulty:  3860827 , date:  "2015-07-29 17:52:46" },
  { height:  582855 , difficulty:  3871564 , date:  "2015-07-29 17:53:10" },
  { height:  582856 , difficulty:  3855579 , date:  "2015-07-29 17:54:11" },
  { height:  582857 , difficulty:  3856184 , date:  "2015-07-29 17:56:22" },
  { height:  582858 , difficulty:  3849063 , date:  "2015-07-29 17:56:28" },
  { height:  582859 , difficulty:  3848473 , date:  "2015-07-29 17:59:57" },
  { height:  582860 , difficulty:  3849770 , date:  "2015-07-29 18:00:29" },
  { height:  582861 , difficulty:  3847381 , date:  "2015-07-29 18:01:37" },
  { height:  582862 , difficulty:  3849304 , date:  "2015-07-29 18:01:43" },
  { height:  582863 , difficulty:  3851273 , date:  "2015-07-29 18:02:02" },
  { height:  582864 , difficulty:  3841022 , date:  "2015-07-29 18:03:24" },
  { height:  582865 , difficulty:  3836107 , date:  "2015-07-29 18:03:42" },
  { height:  582866 , difficulty:  3845738 , date:  "2015-07-29 18:04:17" },
  { height:  582867 , difficulty:  3853082 , date:  "2015-07-29 18:04:49" },
  { height:  582868 , difficulty:  3846377 , date:  "2015-07-29 18:06:29" },
  { height:  582869 , difficulty:  3849807 , date:  "2015-07-29 18:06:30" },
  { height:  582870 , difficulty:  3828950 , date:  "2015-07-29 18:07:11" },
  { height:  582871 , difficulty:  3831569 , date:  "2015-07-29 18:07:13" },
  { height:  582872 , difficulty:  3836942 , date:  "2015-07-29 18:10:38" },
  { height:  582873 , difficulty:  3840524 , date:  "2015-07-29 18:11:05" },
  { height:  582874 , difficulty:  3841256 , date:  "2015-07-29 18:12:02" },
  { height:  582875 , difficulty:  3838936 , date:  "2015-07-29 18:12:34" },
  { height:  582876 , difficulty:  3840688 , date:  "2015-07-29 18:15:15" },
  { height:  582877 , difficulty:  3858078 , date:  "2015-07-29 18:15:34" },
  { height:  582878 , difficulty:  3854225 , date:  "2015-07-29 18:16:57" },
  { height:  582879 , difficulty:  3861875 , date:  "2015-07-29 18:17:09" },
  { height:  582880 , difficulty:  3841639 , date:  "2015-07-29 18:18:24" },
  { height:  582881 , difficulty:  3865541 , date:  "2015-07-29 18:18:26" },
  { height:  582882 , difficulty:  3869681 , date:  "2015-07-29 18:18:58" },
  { height:  582883 , difficulty:  3879838 , date:  "2015-07-29 18:20:24" },
  { height:  582884 , difficulty:  3873833 , date:  "2015-07-29 18:20:40" },
  { height:  582885 , difficulty:  3875835 , date:  "2015-07-29 18:22:36" },
  { height:  582886 , difficulty:  3876137 , date:  "2015-07-29 18:24:34" },
  { height:  582887 , difficulty:  3874848 , date:  "2015-07-29 18:24:39" },
  { height:  582888 , difficulty:  3885447 , date:  "2015-07-29 18:26:05" },
  { height:  582889 , difficulty:  3885700 , date:  "2015-07-29 18:27:08" },
  { height:  582890 , difficulty:  3883560 , date:  "2015-07-29 18:29:55" },
  { height:  582891 , difficulty:  3878214 , date:  "2015-07-29 18:35:49" },
  { height:  582892 , difficulty:  3882653 , date:  "2015-07-29 18:36:06" },
  { height:  582893 , difficulty:  3880146 , date:  "2015-07-29 18:37:51" },
  { height:  582894 , difficulty:  3883209 , date:  "2015-07-29 18:37:56" },
  { height:  582895 , difficulty:  3883791 , date:  "2015-07-29 18:38:10" },
  { height:  582896 , difficulty:  3881778 , date:  "2015-07-29 18:39:21" },
  { height:  582897 , difficulty:  3894603 , date:  "2015-07-29 18:40:17" },
  { height:  582898 , difficulty:  3880263 , date:  "2015-07-29 18:40:53" },
  { height:  582899 , difficulty:  3881177 , date:  "2015-07-29 18:41:10" },
  { height:  582900 , difficulty:  3876515 , date:  "2015-07-29 18:42:24" },
  { height:  582901 , difficulty:  3878459 , date:  "2015-07-29 18:44:41" },
  { height:  582902 , difficulty:  3879768 , date:  "2015-07-29 18:44:48" },
  { height:  582903 , difficulty:  3910691 , date:  "2015-07-29 18:45:27" },
  { height:  582904 , difficulty:  3899032 , date:  "2015-07-29 18:48:24" },
  { height:  582905 , difficulty:  3889124 , date:  "2015-07-29 18:48:27" },
  { height:  582906 , difficulty:  3896362 , date:  "2015-07-29 18:48:38" },
  { height:  582907 , difficulty:  3898909 , date:  "2015-07-29 18:50:35" },
  { height:  582908 , difficulty:  3897132 , date:  "2015-07-29 18:51:15" },
  { height:  582909 , difficulty:  3882346 , date:  "2015-07-29 18:51:57" },
  { height:  582910 , difficulty:  3901620 , date:  "2015-07-29 18:52:00" },
  { height:  582911 , difficulty:  3896809 , date:  "2015-07-29 18:53:35" },
  { height:  582912 , difficulty:  3895790 , date:  "2015-07-29 18:56:22" },
  { height:  582913 , difficulty:  3894691 , date:  "2015-07-29 18:56:56" },
  { height:  582914 , difficulty:  3862961 , date:  "2015-07-29 18:57:01" },
  { height:  582915 , difficulty:  3854244 , date:  "2015-07-29 18:59:57" },
  { height:  582916 , difficulty:  3845121 , date:  "2015-07-29 19:01:03" },
  { height:  582917 , difficulty:  3847734 , date:  "2015-07-29 19:01:22" },
  { height:  582918 , difficulty:  3859010 , date:  "2015-07-29 19:02:04" },
  { height:  582919 , difficulty:  3848082 , date:  "2015-07-29 19:02:58" },
  { height:  582920 , difficulty:  3849845 , date:  "2015-07-29 19:02:59" },
  { height:  582921 , difficulty:  3843770 , date:  "2015-07-29 19:03:16" },
  { height:  582922 , difficulty:  3846847 , date:  "2015-07-29 19:04:08" },
  { height:  582923 , difficulty:  3832352 , date:  "2015-07-29 19:04:27" },
  { height:  582924 , difficulty:  3831765 , date:  "2015-07-29 19:05:13" },
  { height:  582925 , difficulty:  3820744 , date:  "2015-07-29 19:05:19" },
  { height:  582926 , difficulty:  3823439 , date:  "2015-07-29 19:07:37" },
  { height:  582927 , difficulty:  3831359 , date:  "2015-07-29 19:10:18" },
  { height:  582928 , difficulty:  3835863 , date:  "2015-07-29 19:12:17" },
  { height:  582929 , difficulty:  3833940 , date:  "2015-07-29 19:12:34" },
  { height:  582930 , difficulty:  3827835 , date:  "2015-07-29 19:14:43" },
  { height:  582931 , difficulty:  3838912 , date:  "2015-07-29 19:15:19" },
  { height:  582932 , difficulty:  3833089 , date:  "2015-07-29 19:15:42" },
  { height:  582933 , difficulty:  3824048 , date:  "2015-07-29 19:16:08" },
  { height:  582934 , difficulty:  3840561 , date:  "2015-07-29 19:16:11" },
  { height:  582935 , difficulty:  3823106 , date:  "2015-07-29 19:16:38" },
  { height:  582936 , difficulty:  3823074 , date:  "2015-07-29 19:21:19" },
  { height:  582937 , difficulty:  3817649 , date:  "2015-07-29 19:21:35" },
  { height:  582938 , difficulty:  3825121 , date:  "2015-07-29 19:22:56" },
  { height:  582939 , difficulty:  3828858 , date:  "2015-07-29 19:22:58" },
  { height:  582940 , difficulty:  3823712 , date:  "2015-07-29 19:23:26" },
  { height:  582941 , difficulty:  3825960 , date:  "2015-07-29 19:27:08" },
  { height:  582942 , difficulty:  3822400 , date:  "2015-07-29 19:27:30" },
  { height:  582943 , difficulty:  3838588 , date:  "2015-07-29 19:30:18" },
  { height:  582944 , difficulty:  3833223 , date:  "2015-07-29 19:30:29" },
  { height:  582945 , difficulty:  3833311 , date:  "2015-07-29 19:31:13" },
  { height:  582946 , difficulty:  3831686 , date:  "2015-07-29 19:33:12" },
  { height:  582947 , difficulty:  3831646 , date:  "2015-07-29 19:33:43" },
  { height:  582948 , difficulty:  3816084 , date:  "2015-07-29 19:34:59" },
  { height:  582949 , difficulty:  3817272 , date:  "2015-07-29 19:35:42" },
  { height:  582950 , difficulty:  3819291 , date:  "2015-07-29 19:36:23" },
  { height:  582951 , difficulty:  3817052 , date:  "2015-07-29 19:37:40" },
  { height:  582952 , difficulty:  3800673 , date:  "2015-07-29 19:38:17" },
  { height:  582953 , difficulty:  3803357 , date:  "2015-07-29 19:39:42" },
  { height:  582954 , difficulty:  3804340 , date:  "2015-07-29 19:40:41" },
  { height:  582955 , difficulty:  3805044 , date:  "2015-07-29 19:40:50" },
  { height:  582956 , difficulty:  3809204 , date:  "2015-07-29 19:42:05" },
  { height:  582957 , difficulty:  3811374 , date:  "2015-07-29 19:42:28" },
  { height:  582958 , difficulty:  3809612 , date:  "2015-07-29 19:42:29" },
  { height:  582959 , difficulty:  3807894 , date:  "2015-07-29 19:44:13" },
  { height:  582960 , difficulty:  3808656 , date:  "2015-07-29 19:44:50" },
  { height:  582961 , difficulty:  3800348 , date:  "2015-07-29 19:44:51" },
  { height:  582962 , difficulty:  3791873 , date:  "2015-07-29 19:46:35" },
  { height:  582963 , difficulty:  3815520 , date:  "2015-07-29 19:48:09" },
  { height:  582964 , difficulty:  3807106 , date:  "2015-07-29 19:50:12" },
  { height:  582965 , difficulty:  3809966 , date:  "2015-07-29 19:51:24" },
  { height:  582966 , difficulty:  3793046 , date:  "2015-07-29 19:51:26" },
  { height:  582967 , difficulty:  3762297 , date:  "2015-07-29 19:51:37" },
  { height:  582968 , difficulty:  3766811 , date:  "2015-07-29 19:52:26" },
  { height:  582969 , difficulty:  3756601 , date:  "2015-07-29 19:54:27" },
  { height:  582970 , difficulty:  3766228 , date:  "2015-07-29 19:55:42" },
  { height:  582971 , difficulty:  3765176 , date:  "2015-07-29 19:56:50" },
  { height:  582972 , difficulty:  3763416 , date:  "2015-07-29 20:00:36" },
  { height:  582973 , difficulty:  3767956 , date:  "2015-07-29 20:01:10" },
  { height:  582974 , difficulty:  3770761 , date:  "2015-07-29 20:01:45" },
  { height:  582975 , difficulty:  3769412 , date:  "2015-07-29 20:02:37" },
  { height:  582976 , difficulty:  3763889 , date:  "2015-07-29 20:03:42" },
  { height:  582977 , difficulty:  3754963 , date:  "2015-07-29 20:03:44" },
  { height:  582978 , difficulty:  3754402 , date:  "2015-07-29 20:04:47" },
  { height:  582979 , difficulty:  3755546 , date:  "2015-07-29 20:05:23" },
  { height:  582980 , difficulty:  3745952 , date:  "2015-07-29 20:05:36" },
  { height:  582981 , difficulty:  3746222 , date:  "2015-07-29 20:06:37" },
  { height:  582982 , difficulty:  3750945 , date:  "2015-07-29 20:08:48" },
  { height:  582983 , difficulty:  3752560 , date:  "2015-07-29 20:09:43" },
  { height:  582984 , difficulty:  3749162 , date:  "2015-07-29 20:10:26" },
  { height:  582985 , difficulty:  3749847 , date:  "2015-07-29 20:11:38" },
  { height:  582986 , difficulty:  3750082 , date:  "2015-07-29 20:12:30" },
  { height:  582987 , difficulty:  3740807 , date:  "2015-07-29 20:12:55" },
  { height:  582988 , difficulty:  3728604 , date:  "2015-07-29 20:12:56" },
  { height:  582989 , difficulty:  3729113 , date:  "2015-07-29 20:14:14" },
  { height:  582990 , difficulty:  3733542 , date:  "2015-07-29 20:15:09" },
  { height:  582991 , difficulty:  3723174 , date:  "2015-07-29 20:16:16" },
  { height:  582992 , difficulty:  3718858 , date:  "2015-07-29 20:17:54" },
  { height:  582993 , difficulty:  3719978 , date:  "2015-07-29 20:18:41" },
  { height:  582994 , difficulty:  3720825 , date:  "2015-07-29 20:19:06" },
  { height:  582995 , difficulty:  3727690 , date:  "2015-07-29 20:22:20" },
  { height:  582996 , difficulty:  3730360 , date:  "2015-07-29 20:23:03" },
  { height:  582997 , difficulty:  3729950 , date:  "2015-07-29 20:23:26" },
  { height:  582998 , difficulty:  3735109 , date:  "2015-07-29 20:25:40" },
  { height:  582999 , difficulty:  3734682 , date:  "2015-07-29 20:25:46" },
  { height:  583000 , difficulty:  3739056 , date:  "2015-07-29 20:26:04" },
  { height:  583001 , difficulty:  3744999 , date:  "2015-07-29 20:26:44" },
  { height:  583002 , difficulty:  3731533 , date:  "2015-07-29 20:27:14" },
  { height:  583003 , difficulty:  3719271 , date:  "2015-07-29 20:28:39" },
  { height:  583004 , difficulty:  3707695 , date:  "2015-07-29 20:29:28" },
  { height:  583005 , difficulty:  3712622 , date:  "2015-07-29 20:29:50" },
  { height:  583006 , difficulty:  3704784 , date:  "2015-07-29 20:29:55" },
  { height:  583007 , difficulty:  3702773 , date:  "2015-07-29 20:30:10" },
  { height:  583008 , difficulty:  3717107 , date:  "2015-07-29 20:31:37" },
  { height:  583009 , difficulty:  3720748 , date:  "2015-07-29 20:31:44" },
  { height:  583010 , difficulty:  3722360 , date:  "2015-07-29 20:34:39" },
  { height:  583011 , difficulty:  3729489 , date:  "2015-07-29 20:35:21" },
  { height:  583012 , difficulty:  3704578 , date:  "2015-07-29 20:35:56" },
  { height:  583013 , difficulty:  3703084 , date:  "2015-07-29 20:36:31" },
  { height:  583014 , difficulty:  3696149 , date:  "2015-07-29 20:36:40" },
  { height:  583015 , difficulty:  3697405 , date:  "2015-07-29 20:37:40" },
  { height:  583016 , difficulty:  3701378 , date:  "2015-07-29 20:40:17" },
  { height:  583017 , difficulty:  3683657 , date:  "2015-07-29 20:40:35" },
  { height:  583018 , difficulty:  3683615 , date:  "2015-07-29 20:40:40" },
  { height:  583019 , difficulty:  3668982 , date:  "2015-07-29 20:41:28" },
  { height:  583020 , difficulty:  3676859 , date:  "2015-07-29 20:41:33" },
  { height:  583021 , difficulty:  3672783 , date:  "2015-07-29 20:44:30" },
  { height:  583022 , difficulty:  3663729 , date:  "2015-07-29 20:46:41" },
  { height:  583023 , difficulty:  3661303 , date:  "2015-07-29 20:46:46" },
  { height:  583024 , difficulty:  3657133 , date:  "2015-07-29 20:49:18" },
  { height:  583025 , difficulty:  3680115 , date:  "2015-07-29 20:50:55" },
  { height:  583026 , difficulty:  3678400 , date:  "2015-07-29 20:50:59" },
  { height:  583027 , difficulty:  3671482 , date:  "2015-07-29 20:51:38" },
  { height:  583028 , difficulty:  3685334 , date:  "2015-07-29 20:51:39" },
  { height:  583029 , difficulty:  3679490 , date:  "2015-07-29 20:53:14" },
  { height:  583030 , difficulty:  3705809 , date:  "2015-07-29 20:53:52" },
  { height:  583031 , difficulty:  3714314 , date:  "2015-07-29 20:54:56" },
  { height:  583032 , difficulty:  3708876 , date:  "2015-07-29 20:55:28" },
  { height:  583033 , difficulty:  3720858 , date:  "2015-07-29 20:55:33" },
  { height:  583034 , difficulty:  3726366 , date:  "2015-07-29 20:57:32" },
  { height:  583035 , difficulty:  3716441 , date:  "2015-07-29 20:57:43" },
  { height:  583036 , difficulty:  3716101 , date:  "2015-07-29 20:58:12" },
  { height:  583037 , difficulty:  3721776 , date:  "2015-07-29 20:59:27" },
  { height:  583038 , difficulty:  3716184 , date:  "2015-07-29 21:01:42" },
  { height:  583039 , difficulty:  3711468 , date:  "2015-07-29 21:01:46" },
  { height:  583040 , difficulty:  3700755 , date:  "2015-07-29 21:02:40" },
  { height:  583041 , difficulty:  3693522 , date:  "2015-07-29 21:03:15" },
  { height:  583042 , difficulty:  3695499 , date:  "2015-07-29 21:04:06" },
  { height:  583043 , difficulty:  3694786 , date:  "2015-07-29 21:05:01" },
  { height:  583044 , difficulty:  3692425 , date:  "2015-07-29 21:05:05" },
  { height:  583045 , difficulty:  3694224 , date:  "2015-07-29 21:12:17" },
  { height:  583046 , difficulty:  3689333 , date:  "2015-07-29 21:12:21" },
  { height:  583047 , difficulty:  3682998 , date:  "2015-07-29 21:13:18" },
  { height:  583048 , difficulty:  3675048 , date:  "2015-07-29 21:14:45" },
  { height:  583049 , difficulty:  3673789 , date:  "2015-07-29 21:15:55" },
  { height:  583050 , difficulty:  3674357 , date:  "2015-07-29 21:16:50" },
  { height:  583051 , difficulty:  3675881 , date:  "2015-07-29 21:16:56" },
  { height:  583052 , difficulty:  3669778 , date:  "2015-07-29 21:17:09" },
  { height:  583053 , difficulty:  3669349 , date:  "2015-07-29 21:18:10" },
  { height:  583054 , difficulty:  3682027 , date:  "2015-07-29 21:18:16" },
  { height:  583055 , difficulty:  3680710 , date:  "2015-07-29 21:18:31" },
  { height:  583056 , difficulty:  3679383 , date:  "2015-07-29 21:21:04" },
  { height:  583057 , difficulty:  3682506 , date:  "2015-07-29 21:21:05" },
  { height:  583058 , difficulty:  3673359 , date:  "2015-07-29 21:21:50" },
  { height:  583059 , difficulty:  3673713 , date:  "2015-07-29 21:22:20" },
  { height:  583060 , difficulty:  3684905 , date:  "2015-07-29 21:22:30" },
  { height:  583061 , difficulty:  3681377 , date:  "2015-07-29 21:23:23" },
  { height:  583062 , difficulty:  3679691 , date:  "2015-07-29 21:23:58" },
  { height:  583063 , difficulty:  3684672 , date:  "2015-07-29 21:24:05" },
  { height:  583064 , difficulty:  3690337 , date:  "2015-07-29 21:27:58" },
  { height:  583065 , difficulty:  3684330 , date:  "2015-07-29 21:28:11" },
  { height:  583066 , difficulty:  3679108 , date:  "2015-07-29 21:28:35" },
  { height:  583067 , difficulty:  3677369 , date:  "2015-07-29 21:29:38" },
  { height:  583068 , difficulty:  3675810 , date:  "2015-07-29 21:30:02" },
  { height:  583069 , difficulty:  3682783 , date:  "2015-07-29 21:31:12" },
  { height:  583070 , difficulty:  3685299 , date:  "2015-07-29 21:32:23" },
  { height:  583071 , difficulty:  3666745 , date:  "2015-07-29 21:33:09" },
  { height:  583072 , difficulty:  3673798 , date:  "2015-07-29 21:33:10" },
  { height:  583073 , difficulty:  3672616 , date:  "2015-07-29 21:34:01" },
  { height:  583074 , difficulty:  3665678 , date:  "2015-07-29 21:34:04" },
  { height:  583075 , difficulty:  3676272 , date:  "2015-07-29 21:37:08" },
  { height:  583076 , difficulty:  3675014 , date:  "2015-07-29 21:38:09" },
  { height:  583077 , difficulty:  3681803 , date:  "2015-07-29 21:38:57" },
  { height:  583078 , difficulty:  3680227 , date:  "2015-07-29 21:39:26" },
  { height:  583079 , difficulty:  3673893 , date:  "2015-07-29 21:39:42" },
  { height:  583080 , difficulty:  3674802 , date:  "2015-07-29 21:39:43" },
  { height:  583081 , difficulty:  3672924 , date:  "2015-07-29 21:40:20" },
  { height:  583082 , difficulty:  3684611 , date:  "2015-07-29 21:41:15" },
  { height:  583083 , difficulty:  3683658 , date:  "2015-07-29 21:41:38" },
  { height:  583084 , difficulty:  3678851 , date:  "2015-07-29 21:43:13" },
  { height:  583085 , difficulty:  3678129 , date:  "2015-07-29 21:44:39" },
  { height:  583086 , difficulty:  3672363 , date:  "2015-07-29 21:44:44" },
  { height:  583087 , difficulty:  3668465 , date:  "2015-07-29 21:45:57" },
  { height:  583088 , difficulty:  3665309 , date:  "2015-07-29 21:46:02" },
  { height:  583089 , difficulty:  3671511 , date:  "2015-07-29 21:47:19" },
  { height:  583090 , difficulty:  3675981 , date:  "2015-07-29 21:47:50" },
  { height:  583091 , difficulty:  3682115 , date:  "2015-07-29 21:48:07" },
  { height:  583092 , difficulty:  3667613 , date:  "2015-07-29 21:51:19" },
  { height:  583093 , difficulty:  3673131 , date:  "2015-07-29 21:51:36" },
  { height:  583094 , difficulty:  3674595 , date:  "2015-07-29 21:52:04" },
  { height:  583095 , difficulty:  3671361 , date:  "2015-07-29 21:52:08" },
  { height:  583096 , difficulty:  3688070 , date:  "2015-07-29 21:52:49" },
  { height:  583097 , difficulty:  3689389 , date:  "2015-07-29 21:57:11" },
  { height:  583098 , difficulty:  3677728 , date:  "2015-07-29 21:57:33" },
  { height:  583099 , difficulty:  3680764 , date:  "2015-07-29 21:57:50" },
  { height:  583100 , difficulty:  3675146 , date:  "2015-07-29 21:59:05" },
  { height:  583101 , difficulty:  3666248 , date:  "2015-07-29 21:59:16" },
  { height:  583102 , difficulty:  3668576 , date:  "2015-07-29 22:04:09" },
  { height:  583103 , difficulty:  3669728 , date:  "2015-07-29 22:04:57" },
  { height:  583104 , difficulty:  3671900 , date:  "2015-07-29 22:06:06" },
  { height:  583105 , difficulty:  3663892 , date:  "2015-07-29 22:07:04" },
  { height:  583106 , difficulty:  3660344 , date:  "2015-07-29 22:07:53" },
  { height:  583107 , difficulty:  3656912 , date:  "2015-07-29 22:07:53" },
  { height:  583108 , difficulty:  3665130 , date:  "2015-07-29 22:08:09" },
  { height:  583109 , difficulty:  3675761 , date:  "2015-07-29 22:10:09" },
  { height:  583110 , difficulty:  3675171 , date:  "2015-07-29 22:13:28" },
  { height:  583111 , difficulty:  3687816 , date:  "2015-07-29 22:14:06" },
  { height:  583112 , difficulty:  3701514 , date:  "2015-07-29 22:14:09" },
  { height:  583113 , difficulty:  3695382 , date:  "2015-07-29 22:15:40" },
  { height:  583114 , difficulty:  3690526 , date:  "2015-07-29 22:16:18" },
  { height:  583115 , difficulty:  3705331 , date:  "2015-07-29 22:16:29" },
  { height:  583116 , difficulty:  3702883 , date:  "2015-07-29 22:16:37" },
  { height:  583117 , difficulty:  3700712 , date:  "2015-07-29 22:18:03" },
  { height:  583118 , difficulty:  3696680 , date:  "2015-07-29 22:18:06" },
  { height:  583119 , difficulty:  3691467 , date:  "2015-07-29 22:19:24" },
  { height:  583120 , difficulty:  3701491 , date:  "2015-07-29 22:20:58" },
  { height:  583121 , difficulty:  3658965 , date:  "2015-07-29 22:21:36" },
  { height:  583122 , difficulty:  3664062 , date:  "2015-07-29 22:21:42" },
  { height:  583123 , difficulty:  3665953 , date:  "2015-07-29 22:21:45" },
  { height:  583124 , difficulty:  3658751 , date:  "2015-07-29 22:24:39" },
  { height:  583125 , difficulty:  3663623 , date:  "2015-07-29 22:24:43" },
  { height:  583126 , difficulty:  3658074 , date:  "2015-07-29 22:25:06" },
  { height:  583127 , difficulty:  3669839 , date:  "2015-07-29 22:25:48" },
  { height:  583128 , difficulty:  3676599 , date:  "2015-07-29 22:25:57" },
  { height:  583129 , difficulty:  3670616 , date:  "2015-07-29 22:26:01" },
  { height:  583130 , difficulty:  3686894 , date:  "2015-07-29 22:26:46" },
  { height:  583131 , difficulty:  3704603 , date:  "2015-07-29 22:27:04" },
  { height:  583132 , difficulty:  3707150 , date:  "2015-07-29 22:30:09" },
  { height:  583133 , difficulty:  3706736 , date:  "2015-07-29 22:30:35" },
  { height:  583134 , difficulty:  3702255 , date:  "2015-07-29 22:34:20" },
  { height:  583135 , difficulty:  3717918 , date:  "2015-07-29 22:34:25" },
  { height:  583136 , difficulty:  3716934 , date:  "2015-07-29 22:34:33" },
  { height:  583137 , difficulty:  3719021 , date:  "2015-07-29 22:36:11" },
  { height:  583138 , difficulty:  3721513 , date:  "2015-07-29 22:37:37" },
  { height:  583139 , difficulty:  3722882 , date:  "2015-07-29 22:38:48" },
  { height:  583140 , difficulty:  3701389 , date:  "2015-07-29 22:39:55" },
  { height:  583141 , difficulty:  3700475 , date:  "2015-07-29 22:41:17" },
  { height:  583142 , difficulty:  3699532 , date:  "2015-07-29 22:41:20" },
  { height:  583143 , difficulty:  3698693 , date:  "2015-07-29 22:44:22" },
  { height:  583144 , difficulty:  3706256 , date:  "2015-07-29 22:44:27" },
  { height:  583145 , difficulty:  3701598 , date:  "2015-07-29 22:46:12" },
  { height:  583146 , difficulty:  3697744 , date:  "2015-07-29 22:47:40" },
  { height:  583147 , difficulty:  3692975 , date:  "2015-07-29 22:47:45" },
  { height:  583148 , difficulty:  3711973 , date:  "2015-07-29 22:48:33" },
  { height:  583149 , difficulty:  3708579 , date:  "2015-07-29 22:49:29" },
  { height:  583150 , difficulty:  3717322 , date:  "2015-07-29 22:49:36" },
  { height:  583151 , difficulty:  3699154 , date:  "2015-07-29 22:50:37" },
  { height:  583152 , difficulty:  3701496 , date:  "2015-07-29 22:50:38" },
  { height:  583153 , difficulty:  3712907 , date:  "2015-07-29 22:50:47" },
  { height:  583154 , difficulty:  3709690 , date:  "2015-07-29 22:52:08" },
  { height:  583155 , difficulty:  3708259 , date:  "2015-07-29 22:55:08" },
  { height:  583156 , difficulty:  3709608 , date:  "2015-07-29 22:57:12" },
  { height:  583157 , difficulty:  3713320 , date:  "2015-07-29 22:57:59" },
  { height:  583158 , difficulty:  3710991 , date:  "2015-07-29 22:58:01" },
  { height:  583159 , difficulty:  3708763 , date:  "2015-07-29 22:58:06" },
  { height:  583160 , difficulty:  3699590 , date:  "2015-07-29 22:58:28" },
  { height:  583161 , difficulty:  3696579 , date:  "2015-07-29 23:00:18" },
  { height:  583162 , difficulty:  3699217 , date:  "2015-07-29 23:00:44" },
  { height:  583163 , difficulty:  3697297 , date:  "2015-07-29 23:00:48" },
  { height:  583164 , difficulty:  3696749 , date:  "2015-07-29 23:02:36" },
  { height:  583165 , difficulty:  3695033 , date:  "2015-07-29 23:03:20" },
  { height:  583166 , difficulty:  3696185 , date:  "2015-07-29 23:04:16" },
  { height:  583167 , difficulty:  3694698 , date:  "2015-07-29 23:04:29" },
  { height:  583168 , difficulty:  3683025 , date:  "2015-07-29 23:08:25" },
  { height:  583169 , difficulty:  3683479 , date:  "2015-07-29 23:08:31" },
  { height:  583170 , difficulty:  3680400 , date:  "2015-07-29 23:08:42" },
  { height:  583171 , difficulty:  3684180 , date:  "2015-07-29 23:14:04" },
  { height:  583172 , difficulty:  3682208 , date:  "2015-07-29 23:14:16" },
  { height:  583173 , difficulty:  3656471 , date:  "2015-07-29 23:14:19" },
  { height:  583174 , difficulty:  3659091 , date:  "2015-07-29 23:14:55" },
  { height:  583175 , difficulty:  3661532 , date:  "2015-07-29 23:15:05" },
  { height:  583176 , difficulty:  3663791 , date:  "2015-07-29 23:15:50" },
  { height:  583177 , difficulty:  3686019 , date:  "2015-07-29 23:15:51" },
  { height:  583178 , difficulty:  3672070 , date:  "2015-07-29 23:16:37" },
  { height:  583179 , difficulty:  3667089 , date:  "2015-07-29 23:17:17" },
  { height:  583180 , difficulty:  3660766 , date:  "2015-07-29 23:19:26" },
  { height:  583181 , difficulty:  3657732 , date:  "2015-07-29 23:19:55" },
  { height:  583182 , difficulty:  3656538 , date:  "2015-07-29 23:22:17" },
  { height:  583183 , difficulty:  3660080 , date:  "2015-07-29 23:25:32" },
  { height:  583184 , difficulty:  3659479 , date:  "2015-07-29 23:26:15" },
  { height:  583185 , difficulty:  3670321 , date:  "2015-07-29 23:26:41" },
  { height:  583186 , difficulty:  3650888 , date:  "2015-07-29 23:31:55" },
  { height:  583187 , difficulty:  3652881 , date:  "2015-07-29 23:33:32" },
  { height:  583188 , difficulty:  3652698 , date:  "2015-07-29 23:33:39" },
  { height:  583189 , difficulty:  3657457 , date:  "2015-07-29 23:34:35" },
  { height:  583190 , difficulty:  3653579 , date:  "2015-07-29 23:35:15" },
  { height:  583191 , difficulty:  3654298 , date:  "2015-07-29 23:35:56" },
  { height:  583192 , difficulty:  3663092 , date:  "2015-07-29 23:36:46" },
  { height:  583193 , difficulty:  3654666 , date:  "2015-07-29 23:37:42" },
  { height:  583194 , difficulty:  3665695 , date:  "2015-07-29 23:39:47" },
  { height:  583195 , difficulty:  3663645 , date:  "2015-07-29 23:39:52" },
  { height:  583196 , difficulty:  3656855 , date:  "2015-07-29 23:40:47" },
  { height:  583197 , difficulty:  3654578 , date:  "2015-07-29 23:41:02" },
  { height:  583198 , difficulty:  3665950 , date:  "2015-07-29 23:41:32" },
  { height:  583199 , difficulty:  3665929 , date:  "2015-07-29 23:41:40" },
  { height:  583200 , difficulty:  3652069 , date:  "2015-07-29 23:42:18" },
  { height:  583201 , difficulty:  3660518 , date:  "2015-07-29 23:46:43" },
  { height:  583202 , difficulty:  3665570 , date:  "2015-07-29 23:46:53" },
  { height:  583203 , difficulty:  3673718 , date:  "2015-07-29 23:48:13" },
  { height:  583204 , difficulty:  3687652 , date:  "2015-07-29 23:51:34" },
  { height:  583205 , difficulty:  3687464 , date:  "2015-07-29 23:53:01" },
  { height:  583206 , difficulty:  3686344 , date:  "2015-07-29 23:53:31" },
  { height:  583207 , difficulty:  3686657 , date:  "2015-07-29 23:54:16" },
  { height:  583208 , difficulty:  3668693 , date:  "2015-07-29 23:54:31" },
  { height:  583209 , difficulty:  3670013 , date:  "2015-07-29 23:55:01" },
  { height:  583210 , difficulty:  3669660 , date:  "2015-07-29 23:57:05" },
  { height:  583211 , difficulty:  3670126 , date:  "2015-07-29 23:59:45" },
  { height:  583212 , difficulty:  3675108 , date:  "2015-07-29 23:59:56" },
  { height:  583213 , difficulty:  3669502 , date:  "2015-07-30 00:01:55" },
  { height:  583214 , difficulty:  3663881 , date:  "2015-07-30 00:04:53" },
  { height:  583215 , difficulty:  3658282 , date:  "2015-07-30 00:05:51" },
  { height:  583216 , difficulty:  3655773 , date:  "2015-07-30 00:06:23" },
  { height:  583217 , difficulty:  3647627 , date:  "2015-07-30 00:07:12" },
  { height:  583218 , difficulty:  3649674 , date:  "2015-07-30 00:08:02" },
  { height:  583219 , difficulty:  3639724 , date:  "2015-07-30 00:08:05" },
  { height:  583220 , difficulty:  3647595 , date:  "2015-07-30 00:10:07" },
  { height:  583221 , difficulty:  3640375 , date:  "2015-07-30 00:11:17" },
  { height:  583222 , difficulty:  3644359 , date:  "2015-07-30 00:11:32" },
  { height:  583223 , difficulty:  3650770 , date:  "2015-07-30 00:18:02" },
  { height:  583224 , difficulty:  3646476 , date:  "2015-07-30 00:18:55" },
  { height:  583225 , difficulty:  3643542 , date:  "2015-07-30 00:20:52" },
  { height:  583226 , difficulty:  3642861 , date:  "2015-07-30 00:23:33" },
  { height:  583227 , difficulty:  3643402 , date:  "2015-07-30 00:23:36" },
  { height:  583228 , difficulty:  3646283 , date:  "2015-07-30 00:23:42" },
  { height:  583229 , difficulty:  3650355 , date:  "2015-07-30 00:24:33" },
  { height:  583230 , difficulty:  3673201 , date:  "2015-07-30 00:24:49" },
  { height:  583231 , difficulty:  3656523 , date:  "2015-07-30 00:26:09" },
  { height:  583232 , difficulty:  3660198 , date:  "2015-07-30 00:26:23" },
  { height:  583233 , difficulty:  3659184 , date:  "2015-07-30 00:26:31" },
  { height:  583234 , difficulty:  3663539 , date:  "2015-07-30 00:27:33" },
  { height:  583235 , difficulty:  3664761 , date:  "2015-07-30 00:27:43" },
  { height:  583236 , difficulty:  3664305 , date:  "2015-07-30 00:29:14" },
  { height:  583237 , difficulty:  3678976 , date:  "2015-07-30 00:31:49" },
  { height:  583238 , difficulty:  3678714 , date:  "2015-07-30 00:34:42" },
  { height:  583239 , difficulty:  3678357 , date:  "2015-07-30 00:37:05" },
  { height:  583240 , difficulty:  3667767 , date:  "2015-07-30 00:38:01" },
  { height:  583241 , difficulty:  3667808 , date:  "2015-07-30 00:38:27" },
  { height:  583242 , difficulty:  3667853 , date:  "2015-07-30 00:40:33" },
  { height:  583243 , difficulty:  3675075 , date:  "2015-07-30 00:40:38" },
  { height:  583244 , difficulty:  3659674 , date:  "2015-07-30 00:43:33" },
  { height:  583245 , difficulty:  3660265 , date:  "2015-07-30 00:46:41" },
  { height:  583246 , difficulty:  3663100 , date:  "2015-07-30 00:46:56" },
  { height:  583247 , difficulty:  3634451 , date:  "2015-07-30 00:47:05" },
  { height:  583248 , difficulty:  3648476 , date:  "2015-07-30 00:47:23" },
  { height:  583249 , difficulty:  3652609 , date:  "2015-07-30 00:47:55" },
  { height:  583250 , difficulty:  3649747 , date:  "2015-07-30 00:53:27" },
  { height:  583251 , difficulty:  3649678 , date:  "2015-07-30 00:53:55" },
  { height:  583252 , difficulty:  3684182 , date:  "2015-07-30 00:54:11" },
  { height:  583253 , difficulty:  3687975 , date:  "2015-07-30 00:54:17" },
  { height:  583254 , difficulty:  3687291 , date:  "2015-07-30 00:55:06" },
  { height:  583255 , difficulty:  3688474 , date:  "2015-07-30 00:55:12" },
  { height:  583256 , difficulty:  3690643 , date:  "2015-07-30 00:57:14" },
  { height:  583257 , difficulty:  3687736 , date:  "2015-07-30 00:58:57" },
  { height:  583258 , difficulty:  3677976 , date:  "2015-07-30 00:59:03" },
  { height:  583259 , difficulty:  3674875 , date:  "2015-07-30 01:01:33" },
  { height:  583260 , difficulty:  3690160 , date:  "2015-07-30 01:02:44" },
  { height:  583261 , difficulty:  3687758 , date:  "2015-07-30 01:02:46" },
  { height:  583262 , difficulty:  3662341 , date:  "2015-07-30 01:03:11" },
  { height:  583263 , difficulty:  3653584 , date:  "2015-07-30 01:03:50" },
  { height:  583264 , difficulty:  3655188 , date:  "2015-07-30 01:05:45" },
  { height:  583265 , difficulty:  3660445 , date:  "2015-07-30 01:06:18" },
  { height:  583266 , difficulty:  3657561 , date:  "2015-07-30 01:06:20" },
  { height:  583267 , difficulty:  3661728 , date:  "2015-07-30 01:06:42" },
  { height:  583268 , difficulty:  3666620 , date:  "2015-07-30 01:08:05" },
  { height:  583269 , difficulty:  3663644 , date:  "2015-07-30 01:15:23" },
  { height:  583270 , difficulty:  3652985 , date:  "2015-07-30 01:16:30" },
  { height:  583271 , difficulty:  3654067 , date:  "2015-07-30 01:19:55" },
  { height:  583272 , difficulty:  3649662 , date:  "2015-07-30 01:20:35" },
  { height:  583273 , difficulty:  3653837 , date:  "2015-07-30 01:21:20" },
  { height:  583274 , difficulty:  3651483 , date:  "2015-07-30 01:27:03" },
  { height:  583275 , difficulty:  3651076 , date:  "2015-07-30 01:27:05" },
  { height:  583276 , difficulty:  3666309 , date:  "2015-07-30 01:27:51" },
  { height:  583277 , difficulty:  3640697 , date:  "2015-07-30 01:28:54" },
  { height:  583278 , difficulty:  3639817 , date:  "2015-07-30 01:29:45" },
  { height:  583279 , difficulty:  3632188 , date:  "2015-07-30 01:32:13" },
  { height:  583280 , difficulty:  3614567 , date:  "2015-07-30 01:32:35" },
  { height:  583281 , difficulty:  3618421 , date:  "2015-07-30 01:36:31" },
  { height:  583282 , difficulty:  3615848 , date:  "2015-07-30 01:36:36" },
  { height:  583283 , difficulty:  3612421 , date:  "2015-07-30 01:37:04" },
  { height:  583284 , difficulty:  3611830 , date:  "2015-07-30 01:39:41" },
  { height:  583285 , difficulty:  3624948 , date:  "2015-07-30 01:39:48" },
  { height:  583286 , difficulty:  3618138 , date:  "2015-07-30 01:41:33" },
  { height:  583287 , difficulty:  3612693 , date:  "2015-07-30 01:41:35" },
  { height:  583288 , difficulty:  3611646 , date:  "2015-07-30 01:45:04" },
  { height:  583289 , difficulty:  3601260 , date:  "2015-07-30 01:45:08" },
  { height:  583290 , difficulty:  3594330 , date:  "2015-07-30 01:45:36" },
  { height:  583291 , difficulty:  3589755 , date:  "2015-07-30 01:46:01" },
  { height:  583292 , difficulty:  3591039 , date:  "2015-07-30 01:47:04" },
  { height:  583293 , difficulty:  3586648 , date:  "2015-07-30 01:47:27" },
  { height:  583294 , difficulty:  3582537 , date:  "2015-07-30 01:47:29" },
  { height:  583295 , difficulty:  3581991 , date:  "2015-07-30 01:49:10" },
  { height:  583296 , difficulty:  3578364 , date:  "2015-07-30 01:50:47" },
  { height:  583297 , difficulty:  3590330 , date:  "2015-07-30 01:50:53" },
  { height:  583298 , difficulty:  3588750 , date:  "2015-07-30 01:51:14" },
  { height:  583299 , difficulty:  3576833 , date:  "2015-07-30 01:51:23" },
  { height:  583300 , difficulty:  3575637 , date:  "2015-07-30 01:52:25" },
  { height:  583301 , difficulty:  3567608 , date:  "2015-07-30 01:55:37" },
  { height:  583302 , difficulty:  3554380 , date:  "2015-07-30 01:57:02" },
  { height:  583303 , difficulty:  3583884 , date:  "2015-07-30 01:58:24" },
  { height:  583304 , difficulty:  3583302 , date:  "2015-07-30 01:58:36" },
  { height:  583305 , difficulty:  3579346 , date:  "2015-07-30 02:02:52" },
  { height:  583306 , difficulty:  3581753 , date:  "2015-07-30 02:10:51" },
  { height:  583307 , difficulty:  3583377 , date:  "2015-07-30 02:11:16" },
  { height:  583308 , difficulty:  3586630 , date:  "2015-07-30 02:11:21" },
  { height:  583309 , difficulty:  3596335 , date:  "2015-07-30 02:13:04" },
  { height:  583310 , difficulty:  3592245 , date:  "2015-07-30 02:13:24" },
  { height:  583311 , difficulty:  3594768 , date:  "2015-07-30 02:13:49" },
  { height:  583312 , difficulty:  3589607 , date:  "2015-07-30 02:15:44" },
  { height:  583313 , difficulty:  3588871 , date:  "2015-07-30 02:17:44" },
  { height:  583314 , difficulty:  3572511 , date:  "2015-07-30 02:21:04" },
  { height:  583315 , difficulty:  3565782 , date:  "2015-07-30 02:21:18" },
  { height:  583316 , difficulty:  3562591 , date:  "2015-07-30 02:23:39" },
  { height:  583317 , difficulty:  3560064 , date:  "2015-07-30 02:23:48" },
  { height:  583318 , difficulty:  3552981 , date:  "2015-07-30 02:27:26" },
  { height:  583319 , difficulty:  3565266 , date:  "2015-07-30 02:27:32" },
  { height:  583320 , difficulty:  3554083 , date:  "2015-07-30 02:30:04" },
  { height:  583321 , difficulty:  3537903 , date:  "2015-07-30 02:30:10" },
  { height:  583322 , difficulty:  3549292 , date:  "2015-07-30 02:30:20" },
  { height:  583323 , difficulty:  3551787 , date:  "2015-07-30 02:30:58" },
  { height:  583324 , difficulty:  3551458 , date:  "2015-07-30 02:32:04" },
  { height:  583325 , difficulty:  3554020 , date:  "2015-07-30 02:32:24" },
  { height:  583326 , difficulty:  3536596 , date:  "2015-07-30 02:35:27" },
  { height:  583327 , difficulty:  3540954 , date:  "2015-07-30 02:35:50" },
  { height:  583328 , difficulty:  3543584 , date:  "2015-07-30 02:36:15" },
  { height:  583329 , difficulty:  3542802 , date:  "2015-07-30 02:38:36" },
  { height:  583330 , difficulty:  3538979 , date:  "2015-07-30 02:38:39" },
  { height:  583331 , difficulty:  3538619 , date:  "2015-07-30 02:39:46" },
  { height:  583332 , difficulty:  3535713 , date:  "2015-07-30 02:40:20" },
  { height:  583333 , difficulty:  3528582 , date:  "2015-07-30 02:41:20" },
  { height:  583334 , difficulty:  3530058 , date:  "2015-07-30 02:42:12" },
  { height:  583335 , difficulty:  3519029 , date:  "2015-07-30 02:43:13" },
  { height:  583336 , difficulty:  3517656 , date:  "2015-07-30 02:46:45" },
  { height:  583337 , difficulty:  3518446 , date:  "2015-07-30 02:47:05" },
  { height:  583338 , difficulty:  3557047 , date:  "2015-07-30 02:47:39" },
  { height:  583339 , difficulty:  3556297 , date:  "2015-07-30 02:47:42" },
  { height:  583340 , difficulty:  3580851 , date:  "2015-07-30 02:49:16" },
  { height:  583341 , difficulty:  3579634 , date:  "2015-07-30 02:49:41" },
  { height:  583342 , difficulty:  3589671 , date:  "2015-07-30 02:50:08" },
  { height:  583343 , difficulty:  3587987 , date:  "2015-07-30 02:53:19" },
  { height:  583344 , difficulty:  3585666 , date:  "2015-07-30 02:53:19" },
  { height:  583345 , difficulty:  3551662 , date:  "2015-07-30 02:53:22" },
  { height:  583346 , difficulty:  3546119 , date:  "2015-07-30 02:56:51" },
  { height:  583347 , difficulty:  3531107 , date:  "2015-07-30 02:57:25" },
  { height:  583348 , difficulty:  3529285 , date:  "2015-07-30 02:59:29" },
  { height:  583349 , difficulty:  3525098 , date:  "2015-07-30 03:02:02" },
  { height:  583350 , difficulty:  3506592 , date:  "2015-07-30 03:03:11" },
  { height:  583351 , difficulty:  3507469 , date:  "2015-07-30 03:04:27" },
  { height:  583352 , difficulty:  3506227 , date:  "2015-07-30 03:06:22" },
  { height:  583353 , difficulty:  3500959 , date:  "2015-07-30 03:07:23" },
  { height:  583354 , difficulty:  3507532 , date:  "2015-07-30 03:08:47" },
  { height:  583355 , difficulty:  3496077 , date:  "2015-07-30 03:08:53" },
  { height:  583356 , difficulty:  3494712 , date:  "2015-07-30 03:09:47" },
  { height:  583357 , difficulty:  3477872 , date:  "2015-07-30 03:09:47" },
  { height:  583358 , difficulty:  3481249 , date:  "2015-07-30 03:09:52" },
  { height:  583359 , difficulty:  3478546 , date:  "2015-07-30 03:10:24" },
  { height:  583360 , difficulty:  3465600 , date:  "2015-07-30 03:10:50" },
  { height:  583361 , difficulty:  3465317 , date:  "2015-07-30 03:13:05" },
  { height:  583362 , difficulty:  3458041 , date:  "2015-07-30 03:13:15" },
  { height:  583363 , difficulty:  3458523 , date:  "2015-07-30 03:14:46" },
  { height:  583364 , difficulty:  3444666 , date:  "2015-07-30 03:15:37" },
  { height:  583365 , difficulty:  3443891 , date:  "2015-07-30 03:16:33" },
  { height:  583366 , difficulty:  3444333 , date:  "2015-07-30 03:16:58" },
  { height:  583367 , difficulty:  3442387 , date:  "2015-07-30 03:17:52" },
  { height:  583368 , difficulty:  3438511 , date:  "2015-07-30 03:17:53" },
  { height:  583369 , difficulty:  3447919 , date:  "2015-07-30 03:18:05" },
  { height:  583370 , difficulty:  3461445 , date:  "2015-07-30 03:18:32" },
  { height:  583371 , difficulty:  3452118 , date:  "2015-07-30 03:18:58" },
  { height:  583372 , difficulty:  3452509 , date:  "2015-07-30 03:19:56" },
  { height:  583373 , difficulty:  3459042 , date:  "2015-07-30 03:21:41" },
  { height:  583374 , difficulty:  3464174 , date:  "2015-07-30 03:21:55" },
  { height:  583375 , difficulty:  3464994 , date:  "2015-07-30 03:22:12" },
  { height:  583376 , difficulty:  3461558 , date:  "2015-07-30 03:22:27" },
  { height:  583377 , difficulty:  3445074 , date:  "2015-07-30 03:22:30" },
  { height:  583378 , difficulty:  3443465 , date:  "2015-07-30 03:24:08" },
  { height:  583379 , difficulty:  3455154 , date:  "2015-07-30 03:24:54" },
  { height:  583380 , difficulty:  3453790 , date:  "2015-07-30 03:24:55" },
  { height:  583381 , difficulty:  3433787 , date:  "2015-07-30 03:25:00" },
  { height:  583382 , difficulty:  3422927 , date:  "2015-07-30 03:25:24" },
  { height:  583383 , difficulty:  3432948 , date:  "2015-07-30 03:25:28" },
  { height:  583384 , difficulty:  3437782 , date:  "2015-07-30 03:26:50" },
  { height:  583385 , difficulty:  3432860 , date:  "2015-07-30 03:27:18" },
  { height:  583386 , difficulty:  3433787 , date:  "2015-07-30 03:30:39" },
  { height:  583387 , difficulty:  3434449 , date:  "2015-07-30 03:31:29" },
  { height:  583388 , difficulty:  3424215 , date:  "2015-07-30 03:32:25" },
  { height:  583389 , difficulty:  3434302 , date:  "2015-07-30 03:32:31" },
  { height:  583390 , difficulty:  3417293 , date:  "2015-07-30 03:33:30" },
  { height:  583391 , difficulty:  3415769 , date:  "2015-07-30 03:33:33" },
  { height:  583392 , difficulty:  3411303 , date:  "2015-07-30 03:33:46" },
  { height:  583393 , difficulty:  3410547 , date:  "2015-07-30 03:36:19" },
  { height:  583394 , difficulty:  3394422 , date:  "2015-07-30 03:36:40" },
  { height:  583395 , difficulty:  3403458 , date:  "2015-07-30 03:37:46" },
  { height:  583396 , difficulty:  3390225 , date:  "2015-07-30 03:37:53" },
  { height:  583397 , difficulty:  3401337 , date:  "2015-07-30 03:42:40" },
  { height:  583398 , difficulty:  3400937 , date:  "2015-07-30 03:43:06" },
  { height:  583399 , difficulty:  3409826 , date:  "2015-07-30 03:43:17" },
  { height:  583400 , difficulty:  3403912 , date:  "2015-07-30 03:44:19" },
  { height:  583401 , difficulty:  3418437 , date:  "2015-07-30 03:44:34" },
  { height:  583402 , difficulty:  3404796 , date:  "2015-07-30 03:44:39" },
  { height:  583403 , difficulty:  3438810 , date:  "2015-07-30 03:45:48" },
  { height:  583404 , difficulty:  3436387 , date:  "2015-07-30 03:46:38" },
  { height:  583405 , difficulty:  3424598 , date:  "2015-07-30 03:47:12" },
  { height:  583406 , difficulty:  3429924 , date:  "2015-07-30 03:49:09" },
  { height:  583407 , difficulty:  3425907 , date:  "2015-07-30 03:49:11" },
  { height:  583408 , difficulty:  3427638 , date:  "2015-07-30 03:51:37" },
  { height:  583409 , difficulty:  3422108 , date:  "2015-07-30 03:52:16" },
  { height:  583410 , difficulty:  3427292 , date:  "2015-07-30 03:52:46" },
  { height:  583411 , difficulty:  3434056 , date:  "2015-07-30 03:52:48" },
  { height:  583412 , difficulty:  3415246 , date:  "2015-07-30 03:53:05" },
  { height:  583413 , difficulty:  3425276 , date:  "2015-07-30 03:53:48" },
  { height:  583414 , difficulty:  3422293 , date:  "2015-07-30 03:55:14" },
  { height:  583415 , difficulty:  3422185 , date:  "2015-07-30 03:55:47" },
  { height:  583416 , difficulty:  3413745 , date:  "2015-07-30 03:58:03" },
  { height:  583417 , difficulty:  3414416 , date:  "2015-07-30 03:59:19" },
  { height:  583418 , difficulty:  3419814 , date:  "2015-07-30 03:59:57" },
  { height:  583419 , difficulty:  3404141 , date:  "2015-07-30 04:01:34" },
  { height:  583420 , difficulty:  3407845 , date:  "2015-07-30 04:01:52" },
  { height:  583421 , difficulty:  3407269 , date:  "2015-07-30 04:04:44" },
  { height:  583422 , difficulty:  3395062 , date:  "2015-07-30 04:05:31" },
  { height:  583423 , difficulty:  3401935 , date:  "2015-07-30 04:05:22" },
  { height:  583424 , difficulty:  3413335 , date:  "2015-07-30 04:06:21" },
  { height:  583425 , difficulty:  3402243 , date:  "2015-07-30 04:07:28" },
  { height:  583426 , difficulty:  3396259 , date:  "2015-07-30 04:07:33" },
  { height:  583427 , difficulty:  3390811 , date:  "2015-07-30 04:07:41" },
  { height:  583428 , difficulty:  3389057 , date:  "2015-07-30 04:08:01" },
  { height:  583429 , difficulty:  3386171 , date:  "2015-07-30 04:10:33" },
  { height:  583430 , difficulty:  3382617 , date:  "2015-07-30 04:10:54" },
  { height:  583431 , difficulty:  3382036 , date:  "2015-07-30 04:11:22" },
  { height:  583432 , difficulty:  3378015 , date:  "2015-07-30 04:11:35" },
  { height:  583433 , difficulty:  3377790 , date:  "2015-07-30 04:12:27" },
  { height:  583434 , difficulty:  3378468 , date:  "2015-07-30 04:13:56" },
  { height:  583435 , difficulty:  3378456 , date:  "2015-07-30 04:13:58" },
  { height:  583436 , difficulty:  3376042 , date:  "2015-07-30 04:16:26" },
  { height:  583437 , difficulty:  3367861 , date:  "2015-07-30 04:17:06" },
  { height:  583438 , difficulty:  3368829 , date:  "2015-07-30 04:19:25" },
  { height:  583439 , difficulty:  3368190 , date:  "2015-07-30 04:19:51" },
  { height:  583440 , difficulty:  3365928 , date:  "2015-07-30 04:24:01" },
  { height:  583441 , difficulty:  3366785 , date:  "2015-07-30 04:24:19" },
  { height:  583442 , difficulty:  3364382 , date:  "2015-07-30 04:24:21" },
  { height:  583443 , difficulty:  3359933 , date:  "2015-07-30 04:24:34" },
  { height:  583444 , difficulty:  3359273 , date:  "2015-07-30 04:24:36" },
  { height:  583445 , difficulty:  3370911 , date:  "2015-07-30 04:25:58" },
  { height:  583446 , difficulty:  3368287 , date:  "2015-07-30 04:26:23" },
  { height:  583447 , difficulty:  3370908 , date:  "2015-07-30 04:27:32" },
  { height:  583448 , difficulty:  3365639 , date:  "2015-07-30 04:27:39" },
  { height:  583449 , difficulty:  3378561 , date:  "2015-07-30 04:27:52" },
  { height:  583450 , difficulty:  3377725 , date:  "2015-07-30 04:31:29" },
  { height:  583451 , difficulty:  3384588 , date:  "2015-07-30 04:31:54" },
  { height:  583452 , difficulty:  3385792 , date:  "2015-07-30 04:32:30" },
  { height:  583453 , difficulty:  3398948 , date:  "2015-07-30 04:36:50" },
  { height:  583454 , difficulty:  3391935 , date:  "2015-07-30 04:38:15" },
  { height:  583455 , difficulty:  3400681 , date:  "2015-07-30 04:40:00" },
  { height:  583456 , difficulty:  3400263 , date:  "2015-07-30 04:40:09" },
  { height:  583457 , difficulty:  3406847 , date:  "2015-07-30 04:41:24" },
  { height:  583458 , difficulty:  3405968 , date:  "2015-07-30 04:41:49" },
  { height:  583459 , difficulty:  3406164 , date:  "2015-07-30 04:41:58" },
  { height:  583460 , difficulty:  3406457 , date:  "2015-07-30 04:42:28" },
  { height:  583461 , difficulty:  3409450 , date:  "2015-07-30 04:42:56" },
  { height:  583462 , difficulty:  3392204 , date:  "2015-07-30 04:46:26" },
  { height:  583463 , difficulty:  3396103 , date:  "2015-07-30 04:47:13" },
  { height:  583464 , difficulty:  3401099 , date:  "2015-07-30 04:47:34" },
  { height:  583465 , difficulty:  3400083 , date:  "2015-07-30 04:47:51" },
  { height:  583466 , difficulty:  3396702 , date:  "2015-07-30 04:49:20" },
  { height:  583467 , difficulty:  3404336 , date:  "2015-07-30 04:50:10" },
  { height:  583468 , difficulty:  3402764 , date:  "2015-07-30 04:50:20" },
  { height:  583469 , difficulty:  3410388 , date:  "2015-07-30 04:50:49" },
  { height:  583470 , difficulty:  3411024 , date:  "2015-07-30 04:53:02" },
  { height:  583471 , difficulty:  3406167 , date:  "2015-07-30 04:53:18" },
  { height:  583472 , difficulty:  3405561 , date:  "2015-07-30 04:54:19" },
  { height:  583473 , difficulty:  3385148 , date:  "2015-07-30 04:55:41" },
  { height:  583474 , difficulty:  3387591 , date:  "2015-07-30 04:55:57" },
  { height:  583475 , difficulty:  3386535 , date:  "2015-07-30 04:58:13" },
  { height:  583476 , difficulty:  3383137 , date:  "2015-07-30 04:58:15" },
  { height:  583477 , difficulty:  3388406 , date:  "2015-07-30 04:59:51" },
  { height:  583478 , difficulty:  3389524 , date:  "2015-07-30 05:00:20" },
  { height:  583479 , difficulty:  3402259 , date:  "2015-07-30 05:03:20" },
  { height:  583480 , difficulty:  3402031 , date:  "2015-07-30 05:03:24" },
  { height:  583481 , difficulty:  3398738 , date:  "2015-07-30 05:05:08" },
  { height:  583482 , difficulty:  3393544 , date:  "2015-07-30 05:05:08" },
  { height:  583483 , difficulty:  3402162 , date:  "2015-07-30 05:05:40" },
  { height:  583484 , difficulty:  3388893 , date:  "2015-07-30 05:05:56" },
  { height:  583485 , difficulty:  3386907 , date:  "2015-07-30 05:05:57" },
  { height:  583486 , difficulty:  3385017 , date:  "2015-07-30 05:06:34" },
  { height:  583487 , difficulty:  3385400 , date:  "2015-07-30 05:06:34" },
  { height:  583488 , difficulty:  3383656 , date:  "2015-07-30 05:06:38" },
  { height:  583489 , difficulty:  3390166 , date:  "2015-07-30 05:06:39" },
  { height:  583490 , difficulty:  3386545 , date:  "2015-07-30 05:08:26" },
  { height:  583491 , difficulty:  3386462 , date:  "2015-07-30 05:08:45" },
  { height:  583492 , difficulty:  3379619 , date:  "2015-07-30 05:10:50" },
  { height:  583493 , difficulty:  3372461 , date:  "2015-07-30 05:10:54" },
  { height:  583494 , difficulty:  3376158 , date:  "2015-07-30 05:12:04" },
  { height:  583495 , difficulty:  3369268 , date:  "2015-07-30 05:13:57" },
  { height:  583496 , difficulty:  3367370 , date:  "2015-07-30 05:15:17" },
  { height:  583497 , difficulty:  3364588 , date:  "2015-07-30 05:15:18" },
  { height:  583498 , difficulty:  3361542 , date:  "2015-07-30 05:17:09" },
  { height:  583499 , difficulty:  3365185 , date:  "2015-07-30 05:17:47" },
  { height:  583500 , difficulty:  3362212 , date:  "2015-07-30 05:18:07" },
  { height:  583501 , difficulty:  3356155 , date:  "2015-07-30 05:20:43" },
  { height:  583502 , difficulty:  3355458 , date:  "2015-07-30 05:20:44" },
  { height:  583503 , difficulty:  3369699 , date:  "2015-07-30 05:21:00" },
  { height:  583504 , difficulty:  3375526 , date:  "2015-07-30 05:21:04" },
  { height:  583505 , difficulty:  3375839 , date:  "2015-07-30 05:21:36" },
  { height:  583506 , difficulty:  3375266 , date:  "2015-07-30 05:21:43" },
  { height:  583507 , difficulty:  3375639 , date:  "2015-07-30 05:23:52" },
  { height:  583508 , difficulty:  3388027 , date:  "2015-07-30 05:23:55" },
  { height:  583509 , difficulty:  3386731 , date:  "2015-07-30 05:23:56" },
  { height:  583510 , difficulty:  3384572 , date:  "2015-07-30 05:23:58" },
  { height:  583511 , difficulty:  3386056 , date:  "2015-07-30 05:24:18" },
  { height:  583512 , difficulty:  3374963 , date:  "2015-07-30 05:24:39" },
  { height:  583513 , difficulty:  3399820 , date:  "2015-07-30 05:24:45" },
  { height:  583514 , difficulty:  3394385 , date:  "2015-07-30 05:25:29" },
  { height:  583515 , difficulty:  3404287 , date:  "2015-07-30 05:26:27" },
  { height:  583516 , difficulty:  3383042 , date:  "2015-07-30 05:26:28" },
  { height:  583517 , difficulty:  3381037 , date:  "2015-07-30 05:26:41" },
  { height:  583518 , difficulty:  3398553 , date:  "2015-07-30 05:28:36" },
  { height:  583519 , difficulty:  3398006 , date:  "2015-07-30 05:28:43" },
  { height:  583520 , difficulty:  3402634 , date:  "2015-07-30 05:29:58" },
  { height:  583521 , difficulty:  3397024 , date:  "2015-07-30 05:31:46" },
  { height:  583522 , difficulty:  3406579 , date:  "2015-07-30 05:32:50" },
  { height:  583523 , difficulty:  3414331 , date:  "2015-07-30 05:34:10" },
  { height:  583524 , difficulty:  3425498 , date:  "2015-07-30 05:34:16" },
  { height:  583525 , difficulty:  3432141 , date:  "2015-07-30 05:35:01" },
  { height:  583526 , difficulty:  3413013 , date:  "2015-07-30 05:35:32" },
  { height:  583527 , difficulty:  3411983 , date:  "2015-07-30 05:35:46" },
  { height:  583528 , difficulty:  3417700 , date:  "2015-07-30 05:36:21" },
  { height:  583529 , difficulty:  3401152 , date:  "2015-07-30 05:37:42" },
  { height:  583530 , difficulty:  3395048 , date:  "2015-07-30 05:38:02" },
  { height:  583531 , difficulty:  3390489 , date:  "2015-07-30 05:38:07" },
  { height:  583532 , difficulty:  3400489 , date:  "2015-07-30 05:38:11" },
  { height:  583533 , difficulty:  3393740 , date:  "2015-07-30 05:38:25" },
  { height:  583534 , difficulty:  3409265 , date:  "2015-07-30 05:40:20" },
  { height:  583535 , difficulty:  3410611 , date:  "2015-07-30 05:41:15" },
  { height:  583536 , difficulty:  3413293 , date:  "2015-07-30 05:41:43" },
  { height:  583537 , difficulty:  3410655 , date:  "2015-07-30 05:42:37" },
  { height:  583538 , difficulty:  3393094 , date:  "2015-07-30 05:42:39" },
  { height:  583539 , difficulty:  3395478 , date:  "2015-07-30 05:43:01" },
  { height:  583540 , difficulty:  3394538 , date:  "2015-07-30 05:43:05" },
  { height:  583541 , difficulty:  3395428 , date:  "2015-07-30 05:43:17" },
  { height:  583542 , difficulty:  3389715 , date:  "2015-07-30 05:44:12" },
  { height:  583543 , difficulty:  3393417 , date:  "2015-07-30 05:44:13" },
  { height:  583544 , difficulty:  3391932 , date:  "2015-07-30 05:45:48" },
  { height:  583545 , difficulty:  3392336 , date:  "2015-07-30 05:46:37" },
  { height:  583546 , difficulty:  3380216 , date:  "2015-07-30 05:46:43" },
  { height:  583547 , difficulty:  3396114 , date:  "2015-07-30 05:46:44" },
  { height:  583548 , difficulty:  3392446 , date:  "2015-07-30 05:48:04" },
  { height:  583549 , difficulty:  3389541 , date:  "2015-07-30 05:48:09" },
  { height:  583550 , difficulty:  3390244 , date:  "2015-07-30 05:48:22" },
  { height:  583551 , difficulty:  3391735 , date:  "2015-07-30 05:49:43" },
  { height:  583552 , difficulty:  3392491 , date:  "2015-07-30 05:50:47" },
  { height:  583553 , difficulty:  3390623 , date:  "2015-07-30 05:54:11" },
  { height:  583554 , difficulty:  3388395 , date:  "2015-07-30 05:54:16" },
  { height:  583555 , difficulty:  3378520 , date:  "2015-07-30 05:56:43" },
  { height:  583556 , difficulty:  3377627 , date:  "2015-07-30 05:57:14" },
  { height:  583557 , difficulty:  3370625 , date:  "2015-07-30 05:57:15" },
  { height:  583558 , difficulty:  3377364 , date:  "2015-07-30 05:57:28" },
  { height:  583559 , difficulty:  3375237 , date:  "2015-07-30 05:59:39" },
  { height:  583560 , difficulty:  3383224 , date:  "2015-07-30 05:59:44" },
  { height:  583561 , difficulty:  3392747 , date:  "2015-07-30 06:01:01" },
  { height:  583562 , difficulty:  3389165 , date:  "2015-07-30 06:01:39" },
  { height:  583563 , difficulty:  3395969 , date:  "2015-07-30 06:03:20" },
  { height:  583564 , difficulty:  3400406 , date:  "2015-07-30 06:03:44" },
  { height:  583565 , difficulty:  3414406 , date:  "2015-07-30 06:08:45" },
  { height:  583566 , difficulty:  3435848 , date:  "2015-07-30 06:09:15" },
  { height:  583567 , difficulty:  3434882 , date:  "2015-07-30 06:09:21" },
  { height:  583568 , difficulty:  3432283 , date:  "2015-07-30 06:09:49" },
  { height:  583569 , difficulty:  3431566 , date:  "2015-07-30 06:10:34" },
  { height:  583570 , difficulty:  3425713 , date:  "2015-07-30 06:10:44" },
  { height:  583571 , difficulty:  3421126 , date:  "2015-07-30 06:11:27" },
  { height:  583572 , difficulty:  3418141 , date:  "2015-07-30 06:12:19" },
  { height:  583573 , difficulty:  3420471 , date:  "2015-07-30 06:12:41" },
  { height:  583574 , difficulty:  3411228 , date:  "2015-07-30 06:12:46" },
  { height:  583575 , difficulty:  3413645 , date:  "2015-07-30 06:13:02" },
  { height:  583576 , difficulty:  3423339 , date:  "2015-07-30 06:14:16" },
  { height:  583577 , difficulty:  3409147 , date:  "2015-07-30 06:15:01" },
  { height:  583578 , difficulty:  3411671 , date:  "2015-07-30 06:15:04" },
  { height:  583579 , difficulty:  3425306 , date:  "2015-07-30 06:15:45" },
  { height:  583580 , difficulty:  3424404 , date:  "2015-07-30 06:16:07" },
  { height:  583581 , difficulty:  3421688 , date:  "2015-07-30 06:16:26" },
  { height:  583582 , difficulty:  3430798 , date:  "2015-07-30 06:17:42" },
  { height:  583583 , difficulty:  3421929 , date:  "2015-07-30 06:17:52" },
  { height:  583584 , difficulty:  3424666 , date:  "2015-07-30 06:18:27" },
  { height:  583585 , difficulty:  3424032 , date:  "2015-07-30 06:18:31" },
  { height:  583586 , difficulty:  3431639 , date:  "2015-07-30 06:18:57" },
  { height:  583587 , difficulty:  3444216 , date:  "2015-07-30 06:21:20" },
  { height:  583588 , difficulty:  3444577 , date:  "2015-07-30 06:22:08" },
  { height:  583589 , difficulty:  3443748 , date:  "2015-07-30 06:23:53" },
  { height:  583590 , difficulty:  3455124 , date:  "2015-07-30 06:24:10" },
  { height:  583591 , difficulty:  3455156 , date:  "2015-07-30 06:24:52" },
  { height:  583592 , difficulty:  3456071 , date:  "2015-07-30 06:25:22" },
  { height:  583593 , difficulty:  3457980 , date:  "2015-07-30 06:25:27" },
  { height:  583594 , difficulty:  3451642 , date:  "2015-07-30 06:27:31" },
  { height:  583595 , difficulty:  3450368 , date:  "2015-07-30 06:28:22" },
  { height:  583596 , difficulty:  3444342 , date:  "2015-07-30 06:28:31" },
  { height:  583597 , difficulty:  3438504 , date:  "2015-07-30 06:28:49" },
  { height:  583598 , difficulty:  3433722 , date:  "2015-07-30 06:29:36" },
  { height:  583599 , difficulty:  3429965 , date:  "2015-07-30 06:30:42" },
  { height:  583600 , difficulty:  3429336 , date:  "2015-07-30 06:32:31" },
  { height:  583601 , difficulty:  3437185 , date:  "2015-07-30 06:32:50" },
  { height:  583602 , difficulty:  3448427 , date:  "2015-07-30 06:32:56" },
  { height:  583603 , difficulty:  3457426 , date:  "2015-07-30 06:36:01" },
  { height:  583604 , difficulty:  3455096 , date:  "2015-07-30 06:36:43" },
  { height:  583605 , difficulty:  3458848 , date:  "2015-07-30 06:38:35" },
  { height:  583606 , difficulty:  3459616 , date:  "2015-07-30 06:40:02" },
  { height:  583607 , difficulty:  3460573 , date:  "2015-07-30 06:40:16" },
  { height:  583608 , difficulty:  3461932 , date:  "2015-07-30 06:44:53" },
  { height:  583609 , difficulty:  3460194 , date:  "2015-07-30 06:44:56" },
  { height:  583610 , difficulty:  3451393 , date:  "2015-07-30 06:44:58" },
  { height:  583611 , difficulty:  3471698 , date:  "2015-07-30 06:45:12" },
  { height:  583612 , difficulty:  3469927 , date:  "2015-07-30 06:46:31" },
  { height:  583613 , difficulty:  3471778 , date:  "2015-07-30 06:50:00" },
  { height:  583614 , difficulty:  3471074 , date:  "2015-07-30 06:50:07" },
  { height:  583615 , difficulty:  3470943 , date:  "2015-07-30 06:50:57" },
  { height:  583616 , difficulty:  3490717 , date:  "2015-07-30 06:51:13" },
  { height:  583617 , difficulty:  3490969 , date:  "2015-07-30 06:52:30" },
  { height:  583618 , difficulty:  3500947 , date:  "2015-07-30 06:52:34" },
  { height:  583619 , difficulty:  3501181 , date:  "2015-07-30 06:53:03" },
  { height:  583620 , difficulty:  3495621 , date:  "2015-07-30 06:53:48" },
  { height:  583621 , difficulty:  3501553 , date:  "2015-07-30 06:55:27" },
  { height:  583622 , difficulty:  3503197 , date:  "2015-07-30 06:55:48" },
  { height:  583623 , difficulty:  3509668 , date:  "2015-07-30 06:56:15" },
  { height:  583624 , difficulty:  3505440 , date:  "2015-07-30 06:56:26" },
  { height:  583625 , difficulty:  3508176 , date:  "2015-07-30 06:56:41" },
  { height:  583626 , difficulty:  3513604 , date:  "2015-07-30 06:57:28" },
  { height:  583627 , difficulty:  3508721 , date:  "2015-07-30 06:59:32" },
  { height:  583628 , difficulty:  3510059 , date:  "2015-07-30 07:00:18" },
  { height:  583629 , difficulty:  3495558 , date:  "2015-07-30 07:00:20" },
  { height:  583630 , difficulty:  3495258 , date:  "2015-07-30 07:01:44" },
  { height:  583631 , difficulty:  3487734 , date:  "2015-07-30 07:02:32" },
  { height:  583632 , difficulty:  3486272 , date:  "2015-07-30 07:05:10" },
  { height:  583633 , difficulty:  3485557 , date:  "2015-07-30 07:05:16" },
  { height:  583634 , difficulty:  3493476 , date:  "2015-07-30 07:05:27" },
  { height:  583635 , difficulty:  3483869 , date:  "2015-07-30 07:05:49" },
  { height:  583636 , difficulty:  3482813 , date:  "2015-07-30 07:06:10" },
  { height:  583637 , difficulty:  3484714 , date:  "2015-07-30 07:06:16" },
  { height:  583638 , difficulty:  3489320 , date:  "2015-07-30 07:09:01" },
  { height:  583639 , difficulty:  3490736 , date:  "2015-07-30 07:09:07" },
  { height:  583640 , difficulty:  3494628 , date:  "2015-07-30 07:11:03" },
  { height:  583641 , difficulty:  3465804 , date:  "2015-07-30 07:12:57" },
  { height:  583642 , difficulty:  3463499 , date:  "2015-07-30 07:13:55" },
  { height:  583643 , difficulty:  3466984 , date:  "2015-07-30 07:14:01" },
  { height:  583644 , difficulty:  3475190 , date:  "2015-07-30 07:15:04" },
  { height:  583645 , difficulty:  3477471 , date:  "2015-07-30 07:15:28" },
  { height:  583646 , difficulty:  3482394 , date:  "2015-07-30 07:15:42" },
  { height:  583647 , difficulty:  3499222 , date:  "2015-07-30 07:15:44" },
  { height:  583648 , difficulty:  3496932 , date:  "2015-07-30 07:15:51" },
  { height:  583649 , difficulty:  3497598 , date:  "2015-07-30 07:17:25" },
  { height:  583650 , difficulty:  3501502 , date:  "2015-07-30 07:19:53" },
  { height:  583651 , difficulty:  3505620 , date:  "2015-07-30 07:19:56" },
  { height:  583652 , difficulty:  3498186 , date:  "2015-07-30 07:20:45" },
  { height:  583653 , difficulty:  3499340 , date:  "2015-07-30 07:20:58" },
  { height:  583654 , difficulty:  3501933 , date:  "2015-07-30 07:21:34" },
  { height:  583655 , difficulty:  3498729 , date:  "2015-07-30 07:21:41" },
  { height:  583656 , difficulty:  3501932 , date:  "2015-07-30 07:23:00" },
  { height:  583657 , difficulty:  3512149 , date:  "2015-07-30 07:23:24" },
  { height:  583658 , difficulty:  3509597 , date:  "2015-07-30 07:23:49" },
  { height:  583659 , difficulty:  3512237 , date:  "2015-07-30 07:24:54" },
  { height:  583660 , difficulty:  3515270 , date:  "2015-07-30 07:27:50" },
  { height:  583661 , difficulty:  3519372 , date:  "2015-07-30 07:27:56" },
  { height:  583662 , difficulty:  3518765 , date:  "2015-07-30 07:27:58" },
  { height:  583663 , difficulty:  3504610 , date:  "2015-07-30 07:28:46" },
  { height:  583664 , difficulty:  3507025 , date:  "2015-07-30 07:30:14" },
  { height:  583665 , difficulty:  3501747 , date:  "2015-07-30 07:30:15" },
  { height:  583666 , difficulty:  3506107 , date:  "2015-07-30 07:31:11" },
  { height:  583667 , difficulty:  3511064 , date:  "2015-07-30 07:32:08" },
  { height:  583668 , difficulty:  3512268 , date:  "2015-07-30 07:32:17" },
  { height:  583669 , difficulty:  3513766 , date:  "2015-07-30 07:32:32" },
  { height:  583670 , difficulty:  3520083 , date:  "2015-07-30 07:33:02" },
  { height:  583671 , difficulty:  3518846 , date:  "2015-07-30 07:33:58" },
  { height:  583672 , difficulty:  3519730 , date:  "2015-07-30 07:34:41" },
  { height:  583673 , difficulty:  3530521 , date:  "2015-07-30 07:35:00" },
  { height:  583674 , difficulty:  3526027 , date:  "2015-07-30 07:35:57" },
  { height:  583675 , difficulty:  3520851 , date:  "2015-07-30 07:37:33" },
  { height:  583676 , difficulty:  3513646 , date:  "2015-07-30 07:37:38" },
  { height:  583677 , difficulty:  3514223 , date:  "2015-07-30 07:38:56" },
  { height:  583678 , difficulty:  3521432 , date:  "2015-07-30 07:38:56" },
  { height:  583679 , difficulty:  3507860 , date:  "2015-07-30 07:39:39" },
  { height:  583680 , difficulty:  3505509 , date:  "2015-07-30 07:40:24" },
  { height:  583681 , difficulty:  3494834 , date:  "2015-07-30 07:42:39" },
  { height:  583682 , difficulty:  3487559 , date:  "2015-07-30 07:44:26" },
  { height:  583683 , difficulty:  3494109 , date:  "2015-07-30 07:48:33" },
  { height:  583684 , difficulty:  3468043 , date:  "2015-07-30 07:48:38" },
  { height:  583685 , difficulty:  3483904 , date:  "2015-07-30 07:48:42" },
  { height:  583686 , difficulty:  3487257 , date:  "2015-07-30 07:48:57" },
  { height:  583687 , difficulty:  3488878 , date:  "2015-07-30 07:49:08" },
  { height:  583688 , difficulty:  3484302 , date:  "2015-07-30 07:49:41" },
  { height:  583689 , difficulty:  3465000 , date:  "2015-07-30 07:49:56" },
  { height:  583690 , difficulty:  3469628 , date:  "2015-07-30 07:53:05" },
  { height:  583691 , difficulty:  3479383 , date:  "2015-07-30 07:53:14" },
  { height:  583692 , difficulty:  3479257 , date:  "2015-07-30 07:54:31" },
  { height:  583693 , difficulty:  3472118 , date:  "2015-07-30 07:54:36" },
  { height:  583694 , difficulty:  3476010 , date:  "2015-07-30 07:55:56" },
  { height:  583695 , difficulty:  3473449 , date:  "2015-07-30 07:56:39" },
  { height:  583696 , difficulty:  3485699 , date:  "2015-07-30 07:57:27" },
  { height:  583697 , difficulty:  3488487 , date:  "2015-07-30 07:57:28" },
  { height:  583698 , difficulty:  3486700 , date:  "2015-07-30 07:57:52" },
  { height:  583699 , difficulty:  3498425 , date:  "2015-07-30 08:00:38" },
  { height:  583700 , difficulty:  3506417 , date:  "2015-07-30 08:01:30" },
  { height:  583701 , difficulty:  3505075 , date:  "2015-07-30 08:02:07" },
  { height:  583702 , difficulty:  3504043 , date:  "2015-07-30 08:02:42" },
  { height:  583703 , difficulty:  3491936 , date:  "2015-07-30 08:02:47" },
  { height:  583704 , difficulty:  3496354 , date:  "2015-07-30 08:03:12" },
  { height:  583705 , difficulty:  3499467 , date:  "2015-07-30 08:03:41" },
  { height:  583706 , difficulty:  3497183 , date:  "2015-07-30 08:03:56" },
  { height:  583707 , difficulty:  3495283 , date:  "2015-07-30 08:05:58" },
  { height:  583708 , difficulty:  3480277 , date:  "2015-07-30 08:06:11" },
  { height:  583709 , difficulty:  3490666 , date:  "2015-07-30 08:06:19" },
  { height:  583710 , difficulty:  3490299 , date:  "2015-07-30 08:07:40" },
  { height:  583711 , difficulty:  3490587 , date:  "2015-07-30 08:07:44" },
  { height:  583712 , difficulty:  3495371 , date:  "2015-07-30 08:08:27" },
  { height:  583713 , difficulty:  3507419 , date:  "2015-07-30 08:08:51" },
  { height:  583714 , difficulty:  3491554 , date:  "2015-07-30 08:09:38" },
  { height:  583715 , difficulty:  3495814 , date:  "2015-07-30 08:10:47" },
  { height:  583716 , difficulty:  3487722 , date:  "2015-07-30 08:10:53" },
  { height:  583717 , difficulty:  3481330 , date:  "2015-07-30 08:11:29" },
  { height:  583718 , difficulty:  3480664 , date:  "2015-07-30 08:14:21" },
  { height:  583719 , difficulty:  3480104 , date:  "2015-07-30 08:15:33" },
  { height:  583720 , difficulty:  3515247 , date:  "2015-07-30 08:17:48" },
  { height:  583721 , difficulty:  3512952 , date:  "2015-07-30 08:20:24" },
  { height:  583722 , difficulty:  3516799 , date:  "2015-07-30 08:20:50" },
  { height:  583723 , difficulty:  3524796 , date:  "2015-07-30 08:21:26" },
  { height:  583724 , difficulty:  3530670 , date:  "2015-07-30 08:21:42" },
  { height:  583725 , difficulty:  3526555 , date:  "2015-07-30 08:21:53" },
  { height:  583726 , difficulty:  3512424 , date:  "2015-07-30 08:22:59" },
  { height:  583727 , difficulty:  3513122 , date:  "2015-07-30 08:27:24" },
  { height:  583728 , difficulty:  3514004 , date:  "2015-07-30 08:28:47" },
  { height:  583729 , difficulty:  3513021 , date:  "2015-07-30 08:30:31" },
  { height:  583730 , difficulty:  3510686 , date:  "2015-07-30 08:30:35" },
  { height:  583731 , difficulty:  3524608 , date:  "2015-07-30 08:30:58" },
  { height:  583732 , difficulty:  3516696 , date:  "2015-07-30 08:30:59" },
  { height:  583733 , difficulty:  3518474 , date:  "2015-07-30 08:31:25" },
  { height:  583734 , difficulty:  3518688 , date:  "2015-07-30 08:33:47" },
  { height:  583735 , difficulty:  3513047 , date:  "2015-07-30 08:33:57" },
  { height:  583736 , difficulty:  3500858 , date:  "2015-07-30 08:33:58" },
  { height:  583737 , difficulty:  3503394 , date:  "2015-07-30 08:34:18" },
  { height:  583738 , difficulty:  3503603 , date:  "2015-07-30 08:35:05" },
  { height:  583739 , difficulty:  3521274 , date:  "2015-07-30 08:36:24" },
  { height:  583740 , difficulty:  3513669 , date:  "2015-07-30 08:37:08" },
  { height:  583741 , difficulty:  3515613 , date:  "2015-07-30 08:38:21" },
  { height:  583742 , difficulty:  3516010 , date:  "2015-07-30 08:39:54" },
  { height:  583743 , difficulty:  3512525 , date:  "2015-07-30 08:40:06" },
  { height:  583744 , difficulty:  3518182 , date:  "2015-07-30 08:44:32" },
  { height:  583745 , difficulty:  3523367 , date:  "2015-07-30 08:45:18" },
  { height:  583746 , difficulty:  3524689 , date:  "2015-07-30 08:45:41" },
  { height:  583747 , difficulty:  3519054 , date:  "2015-07-30 08:47:36" },
  { height:  583748 , difficulty:  3519580 , date:  "2015-07-30 08:47:42" },
  { height:  583749 , difficulty:  3517793 , date:  "2015-07-30 08:48:08" },
  { height:  583750 , difficulty:  3529977 , date:  "2015-07-30 08:48:52" },
  { height:  583751 , difficulty:  3526284 , date:  "2015-07-30 08:49:37" },
  { height:  583752 , difficulty:  3530225 , date:  "2015-07-30 08:50:28" },
  { height:  583753 , difficulty:  3525139 , date:  "2015-07-30 08:51:51" },
  { height:  583754 , difficulty:  3526453 , date:  "2015-07-30 08:51:55" },
  { height:  583755 , difficulty:  3522060 , date:  "2015-07-30 08:52:15" },
  { height:  583756 , difficulty:  3520999 , date:  "2015-07-30 08:52:21" },
  { height:  583757 , difficulty:  3512877 , date:  "2015-07-30 08:52:35" },
  { height:  583758 , difficulty:  3504393 , date:  "2015-07-30 08:53:27" },
  { height:  583759 , difficulty:  3489422 , date:  "2015-07-30 08:56:17" },
  { height:  583760 , difficulty:  3496873 , date:  "2015-07-30 08:56:23" },
  { height:  583761 , difficulty:  3496658 , date:  "2015-07-30 08:57:58" },
  { height:  583762 , difficulty:  3501963 , date:  "2015-07-30 08:59:03" },
  { height:  583763 , difficulty:  3501090 , date:  "2015-07-30 09:00:37" },
  { height:  583764 , difficulty:  3505041 , date:  "2015-07-30 09:01:24" },
  { height:  583765 , difficulty:  3506243 , date:  "2015-07-30 09:04:02" },
  { height:  583766 , difficulty:  3489277 , date:  "2015-07-30 09:04:07" },
  { height:  583767 , difficulty:  3506645 , date:  "2015-07-30 09:05:32" },
  { height:  583768 , difficulty:  3500508 , date:  "2015-07-30 09:05:58" },
  { height:  583769 , difficulty:  3502399 , date:  "2015-07-30 09:07:32" },
  { height:  583770 , difficulty:  3494728 , date:  "2015-07-30 09:10:39" },
  { height:  583771 , difficulty:  3494179 , date:  "2015-07-30 09:11:42" },
  { height:  583772 , difficulty:  3514602 , date:  "2015-07-30 09:11:44" },
  { height:  583773 , difficulty:  3516337 , date:  "2015-07-30 09:15:11" },
  { height:  583774 , difficulty:  3515330 , date:  "2015-07-30 09:16:56" },
  { height:  583775 , difficulty:  3506173 , date:  "2015-07-30 09:17:41" },
  { height:  583776 , difficulty:  3501929 , date:  "2015-07-30 09:19:31" },
  { height:  583777 , difficulty:  3526643 , date:  "2015-07-30 09:19:38" },
  { height:  583778 , difficulty:  3527644 , date:  "2015-07-30 09:20:24" },
  { height:  583779 , difficulty:  3533649 , date:  "2015-07-30 09:21:19" },
  { height:  583780 , difficulty:  3536628 , date:  "2015-07-30 09:23:32" },
  { height:  583781 , difficulty:  3538336 , date:  "2015-07-30 09:24:33" },
  { height:  583782 , difficulty:  3536584 , date:  "2015-07-30 09:26:17" },
  { height:  583783 , difficulty:  3525849 , date:  "2015-07-30 09:26:19" },
  { height:  583784 , difficulty:  3536070 , date:  "2015-07-30 09:27:03" },
  { height:  583785 , difficulty:  3554746 , date:  "2015-07-30 09:27:27" },
  { height:  583786 , difficulty:  3550121 , date:  "2015-07-30 09:27:32" },
  { height:  583787 , difficulty:  3549666 , date:  "2015-07-30 09:27:47" },
  { height:  583788 , difficulty:  3554119 , date:  "2015-07-30 09:28:07" },
  { height:  583789 , difficulty:  3555210 , date:  "2015-07-30 09:28:38" },
  { height:  583790 , difficulty:  3551253 , date:  "2015-07-30 09:29:25" },
  { height:  583791 , difficulty:  3544828 , date:  "2015-07-30 09:30:11" },
  { height:  583792 , difficulty:  3552442 , date:  "2015-07-30 09:31:02" },
  { height:  583793 , difficulty:  3548786 , date:  "2015-07-30 09:32:54" },
  { height:  583794 , difficulty:  3539087 , date:  "2015-07-30 09:33:18" },
  { height:  583795 , difficulty:  3540897 , date:  "2015-07-30 09:35:30" },
  { height:  583796 , difficulty:  3531054 , date:  "2015-07-30 09:35:44" },
  { height:  583797 , difficulty:  3516057 , date:  "2015-07-30 09:35:58" },
  { height:  583798 , difficulty:  3513558 , date:  "2015-07-30 09:36:27" },
  { height:  583799 , difficulty:  3526875 , date:  "2015-07-30 09:36:34" },
  { height:  583800 , difficulty:  3525471 , date:  "2015-07-30 09:37:07" },
  { height:  583801 , difficulty:  3526432 , date:  "2015-07-30 09:37:25" },
  { height:  583802 , difficulty:  3523806 , date:  "2015-07-30 09:37:35" },
  { height:  583803 , difficulty:  3498537 , date:  "2015-07-30 09:37:37" },
  { height:  583804 , difficulty:  3490635 , date:  "2015-07-30 09:39:34" },
  { height:  583805 , difficulty:  3484662 , date:  "2015-07-30 09:41:14" },
  { height:  583806 , difficulty:  3485688 , date:  "2015-07-30 09:41:20" },
  { height:  583807 , difficulty:  3501048 , date:  "2015-07-30 09:42:38" },
  { height:  583808 , difficulty:  3503161 , date:  "2015-07-30 09:42:44" },
  { height:  583809 , difficulty:  3522313 , date:  "2015-07-30 09:46:21" },
  { height:  583810 , difficulty:  3508562 , date:  "2015-07-30 09:46:26" },
  { height:  583811 , difficulty:  3508027 , date:  "2015-07-30 09:46:46" },
  { height:  583812 , difficulty:  3517149 , date:  "2015-07-30 09:47:39" },
  { height:  583813 , difficulty:  3523267 , date:  "2015-07-30 09:49:41" },
  { height:  583814 , difficulty:  3525263 , date:  "2015-07-30 09:49:53" },
  { height:  583815 , difficulty:  3523779 , date:  "2015-07-30 09:50:54" },
  { height:  583816 , difficulty:  3527211 , date:  "2015-07-30 09:51:20" },
  { height:  583817 , difficulty:  3520010 , date:  "2015-07-30 09:51:47" },
  { height:  583818 , difficulty:  3528471 , date:  "2015-07-30 09:52:18" },
  { height:  583819 , difficulty:  3527455 , date:  "2015-07-30 09:53:24" },
  { height:  583820 , difficulty:  3511328 , date:  "2015-07-30 09:53:32" },
  { height:  583821 , difficulty:  3515149 , date:  "2015-07-30 09:55:11" },
  { height:  583822 , difficulty:  3513104 , date:  "2015-07-30 09:56:34" },
  { height:  583823 , difficulty:  3506234 , date:  "2015-07-30 09:58:01" },
  { height:  583824 , difficulty:  3510802 , date:  "2015-07-30 09:59:36" },
  { height:  583825 , difficulty:  3508611 , date:  "2015-07-30 09:59:47" },
  { height:  583826 , difficulty:  3509990 , date:  "2015-07-30 09:59:56" },
  { height:  583827 , difficulty:  3505400 , date:  "2015-07-30 10:00:05" },
  { height:  583828 , difficulty:  3501004 , date:  "2015-07-30 10:00:57" },
  { height:  583829 , difficulty:  3500502 , date:  "2015-07-30 10:01:40" },
  { height:  583830 , difficulty:  3517403 , date:  "2015-07-30 10:03:51" },
  { height:  583831 , difficulty:  3527333 , date:  "2015-07-30 10:03:57" },
  { height:  583832 , difficulty:  3531065 , date:  "2015-07-30 10:04:18" },
  { height:  583833 , difficulty:  3529544 , date:  "2015-07-30 10:04:22" },
  { height:  583834 , difficulty:  3524557 , date:  "2015-07-30 10:04:27" },
  { height:  583835 , difficulty:  3509663 , date:  "2015-07-30 10:06:05" },
  { height:  583836 , difficulty:  3519533 , date:  "2015-07-30 10:06:31" },
  { height:  583837 , difficulty:  3512417 , date:  "2015-07-30 10:06:50" },
  { height:  583838 , difficulty:  3506122 , date:  "2015-07-30 10:08:26" },
  { height:  583839 , difficulty:  3507162 , date:  "2015-07-30 10:10:03" },
  { height:  583840 , difficulty:  3506551 , date:  "2015-07-30 10:10:04" },
  { height:  583841 , difficulty:  3496296 , date:  "2015-07-30 10:12:56" },
  { height:  583842 , difficulty:  3496731 , date:  "2015-07-30 10:13:41" },
  { height:  583843 , difficulty:  3511173 , date:  "2015-07-30 10:13:48" },
  { height:  583844 , difficulty:  3508908 , date:  "2015-07-30 10:14:53" },
  { height:  583845 , difficulty:  3500505 , date:  "2015-07-30 10:15:03" },
  { height:  583846 , difficulty:  3513389 , date:  "2015-07-30 10:15:12" },
  { height:  583847 , difficulty:  3508076 , date:  "2015-07-30 10:16:20" },
  { height:  583848 , difficulty:  3507936 , date:  "2015-07-30 10:16:23" },
  { height:  583849 , difficulty:  3491043 , date:  "2015-07-30 10:19:46" },
  { height:  583850 , difficulty:  3481616 , date:  "2015-07-30 10:19:49" },
  { height:  583851 , difficulty:  3481354 , date:  "2015-07-30 10:21:15" },
  { height:  583852 , difficulty:  3470572 , date:  "2015-07-30 10:22:28" },
  { height:  583853 , difficulty:  3474072 , date:  "2015-07-30 10:22:59" },
  { height:  583854 , difficulty:  3473265 , date:  "2015-07-30 10:23:24" },
  { height:  583855 , difficulty:  3480171 , date:  "2015-07-30 10:27:16" },
  { height:  583856 , difficulty:  3469977 , date:  "2015-07-30 10:28:20" },
  { height:  583857 , difficulty:  3477558 , date:  "2015-07-30 10:28:21" },
  { height:  583858 , difficulty:  3486132 , date:  "2015-07-30 10:29:44" },
  { height:  583859 , difficulty:  3489880 , date:  "2015-07-30 10:29:46" },
  { height:  583860 , difficulty:  3487912 , date:  "2015-07-30 10:31:41" },
  { height:  583861 , difficulty:  3516058 , date:  "2015-07-30 10:32:34" },
  { height:  583862 , difficulty:  3524962 , date:  "2015-07-30 10:32:38" },
  { height:  583863 , difficulty:  3523997 , date:  "2015-07-30 10:33:03" },
  { height:  583864 , difficulty:  3527386 , date:  "2015-07-30 10:33:08" },
  { height:  583865 , difficulty:  3528111 , date:  "2015-07-30 10:34:09" },
  { height:  583866 , difficulty:  3527343 , date:  "2015-07-30 10:34:19" },
  { height:  583867 , difficulty:  3527540 , date:  "2015-07-30 10:37:32" },
  { height:  583868 , difficulty:  3527863 , date:  "2015-07-30 10:38:42" },
  { height:  583869 , difficulty:  3528955 , date:  "2015-07-30 10:39:40" },
  { height:  583870 , difficulty:  3526862 , date:  "2015-07-30 10:40:08" },
  { height:  583871 , difficulty:  3519057 , date:  "2015-07-30 10:40:59" },
  { height:  583872 , difficulty:  3518947 , date:  "2015-07-30 10:43:15" },
  { height:  583873 , difficulty:  3520274 , date:  "2015-07-30 10:43:29" },
  { height:  583874 , difficulty:  3517946 , date:  "2015-07-30 10:44:45" },
  { height:  583875 , difficulty:  3520794 , date:  "2015-07-30 10:44:47" },
  { height:  583876 , difficulty:  3543624 , date:  "2015-07-30 10:44:55" },
  { height:  583877 , difficulty:  3542588 , date:  "2015-07-30 10:45:49" },
  { height:  583878 , difficulty:  3549346 , date:  "2015-07-30 10:45:52" },
  { height:  583879 , difficulty:  3569111 , date:  "2015-07-30 10:45:56" },
  { height:  583880 , difficulty:  3565733 , date:  "2015-07-30 10:51:29" },
  { height:  583881 , difficulty:  3558311 , date:  "2015-07-30 10:51:35" },
  { height:  583882 , difficulty:  3561909 , date:  "2015-07-30 10:51:59" },
  { height:  583883 , difficulty:  3555264 , date:  "2015-07-30 10:52:00" },
  { height:  583884 , difficulty:  3557400 , date:  "2015-07-30 10:52:30" },
  { height:  583885 , difficulty:  3547793 , date:  "2015-07-30 10:52:58" },
  { height:  583886 , difficulty:  3563139 , date:  "2015-07-30 10:53:21" },
  { height:  583887 , difficulty:  3561944 , date:  "2015-07-30 10:53:58" },
  { height:  583888 , difficulty:  3568373 , date:  "2015-07-30 10:53:56" },
  { height:  583889 , difficulty:  3573828 , date:  "2015-07-30 10:54:12" },
  { height:  583890 , difficulty:  3578291 , date:  "2015-07-30 10:54:13" },
  { height:  583891 , difficulty:  3575107 , date:  "2015-07-30 10:55:43" },
  { height:  583892 , difficulty:  3577247 , date:  "2015-07-30 10:56:21" },
  { height:  583893 , difficulty:  3579374 , date:  "2015-07-30 10:56:38" },
  { height:  583894 , difficulty:  3576324 , date:  "2015-07-30 10:57:12" },
  { height:  583895 , difficulty:  3581841 , date:  "2015-07-30 10:57:41" },
  { height:  583896 , difficulty:  3587976 , date:  "2015-07-30 10:58:06" },
  { height:  583897 , difficulty:  3579148 , date:  "2015-07-30 10:59:01" },
  { height:  583898 , difficulty:  3610565 , date:  "2015-07-30 10:59:12" },
  { height:  583899 , difficulty:  3606789 , date:  "2015-07-30 11:01:42" },
  { height:  583900 , difficulty:  3608845 , date:  "2015-07-30 11:01:46" },
  { height:  583901 , difficulty:  3624269 , date:  "2015-07-30 11:01:52" },
  { height:  583902 , difficulty:  3623409 , date:  "2015-07-30 11:02:17" },
  { height:  583903 , difficulty:  3622850 , date:  "2015-07-30 11:05:10" },
  { height:  583904 , difficulty:  3622486 , date:  "2015-07-30 11:05:57" },
  { height:  583905 , difficulty:  3619361 , date:  "2015-07-30 11:06:00" },
  { height:  583906 , difficulty:  3613795 , date:  "2015-07-30 11:06:19" },
  { height:  583907 , difficulty:  3614399 , date:  "2015-07-30 11:07:43" },
  { height:  583908 , difficulty:  3612822 , date:  "2015-07-30 11:07:49" },
  { height:  583909 , difficulty:  3618644 , date:  "2015-07-30 11:07:56" },
  { height:  583910 , difficulty:  3618924 , date:  "2015-07-30 11:08:18" },
  { height:  583911 , difficulty:  3617924 , date:  "2015-07-30 11:08:21" },
  { height:  583912 , difficulty:  3631182 , date:  "2015-07-30 11:10:58" },
  { height:  583913 , difficulty:  3647181 , date:  "2015-07-30 11:11:02" },
  { height:  583914 , difficulty:  3651880 , date:  "2015-07-30 11:11:39" },
  { height:  583915 , difficulty:  3647237 , date:  "2015-07-30 11:12:30" },
  { height:  583916 , difficulty:  3649613 , date:  "2015-07-30 11:12:45" },
  { height:  583917 , difficulty:  3644425 , date:  "2015-07-30 11:12:50" },
  { height:  583918 , difficulty:  3639874 , date:  "2015-07-30 11:15:02" },
  { height:  583919 , difficulty:  3657486 , date:  "2015-07-30 11:19:06" },
  { height:  583920 , difficulty:  3670415 , date:  "2015-07-30 11:19:09" },
  { height:  583921 , difficulty:  3670667 , date:  "2015-07-30 11:19:22" },
  { height:  583922 , difficulty:  3670454 , date:  "2015-07-30 11:19:23" },
  { height:  583923 , difficulty:  3664831 , date:  "2015-07-30 11:24:08" },
  { height:  583924 , difficulty:  3667693 , date:  "2015-07-30 11:24:43" },
  { height:  583925 , difficulty:  3681337 , date:  "2015-07-30 11:28:14" },
  { height:  583926 , difficulty:  3683750 , date:  "2015-07-30 11:28:26" },
  { height:  583927 , difficulty:  3675814 , date:  "2015-07-30 11:29:17" },
  { height:  583928 , difficulty:  3668207 , date:  "2015-07-30 11:29:36" },
  { height:  583929 , difficulty:  3669770 , date:  "2015-07-30 11:29:42" },
  { height:  583930 , difficulty:  3667346 , date:  "2015-07-30 11:31:33" },
  { height:  583931 , difficulty:  3655181 , date:  "2015-07-30 11:33:37" },
  { height:  583932 , difficulty:  3658972 , date:  "2015-07-30 11:34:36" },
  { height:  583933 , difficulty:  3659155 , date:  "2015-07-30 11:36:39" },
  { height:  583934 , difficulty:  3666014 , date:  "2015-07-30 11:36:54" },
  { height:  583935 , difficulty:  3673096 , date:  "2015-07-30 11:37:13" },
  { height:  583936 , difficulty:  3660586 , date:  "2015-07-30 11:38:05" },
  { height:  583937 , difficulty:  3657329 , date:  "2015-07-30 11:38:49" },
  { height:  583938 , difficulty:  3660853 , date:  "2015-07-30 11:40:03" },
  { height:  583939 , difficulty:  3670302 , date:  "2015-07-30 11:40:40" },
  { height:  583940 , difficulty:  3673089 , date:  "2015-07-30 11:42:16" },
  { height:  583941 , difficulty:  3666500 , date:  "2015-07-30 11:42:21" },
  { height:  583942 , difficulty:  3667555 , date:  "2015-07-30 11:42:55" },
  { height:  583943 , difficulty:  3655503 , date:  "2015-07-30 11:44:04" },
  { height:  583944 , difficulty:  3695063 , date:  "2015-07-30 11:44:30" },
  { height:  583945 , difficulty:  3695827 , date:  "2015-07-30 11:45:55" },
  { height:  583946 , difficulty:  3715061 , date:  "2015-07-30 11:46:45" },
  { height:  583947 , difficulty:  3713613 , date:  "2015-07-30 11:49:35" },
  { height:  583948 , difficulty:  3703349 , date:  "2015-07-30 11:49:49" },
  { height:  583949 , difficulty:  3739608 , date:  "2015-07-30 11:50:26" },
  { height:  583950 , difficulty:  3731099 , date:  "2015-07-30 11:50:31" },
  { height:  583951 , difficulty:  3735750 , date:  "2015-07-30 11:50:43" },
  { height:  583952 , difficulty:  3741734 , date:  "2015-07-30 11:52:35" },
  { height:  583953 , difficulty:  3741223 , date:  "2015-07-30 11:54:10" },
  { height:  583954 , difficulty:  3757404 , date:  "2015-07-30 11:54:23" },
  { height:  583955 , difficulty:  3759359 , date:  "2015-07-30 11:54:41" },
  { height:  583956 , difficulty:  3748312 , date:  "2015-07-30 11:55:51" },
  { height:  583957 , difficulty:  3748096 , date:  "2015-07-30 11:56:45" },
  { height:  583958 , difficulty:  3748456 , date:  "2015-07-30 11:57:00" },
  { height:  583959 , difficulty:  3765999 , date:  "2015-07-30 11:58:20" },
  { height:  583960 , difficulty:  3763265 , date:  "2015-07-30 11:58:29" },
  { height:  583961 , difficulty:  3771895 , date:  "2015-07-30 11:59:02" },
  { height:  583962 , difficulty:  3769413 , date:  "2015-07-30 12:00:24" },
  { height:  583963 , difficulty:  3789239 , date:  "2015-07-30 12:00:29" },
  { height:  583964 , difficulty:  3789409 , date:  "2015-07-30 12:01:50" },
  { height:  583965 , difficulty:  3790983 , date:  "2015-07-30 12:01:55" },
  { height:  583966 , difficulty:  3793728 , date:  "2015-07-30 12:02:06" },
  { height:  583967 , difficulty:  3790588 , date:  "2015-07-30 12:03:39" },
  { height:  583968 , difficulty:  3788844 , date:  "2015-07-30 12:04:09" },
  { height:  583969 , difficulty:  3787113 , date:  "2015-07-30 12:04:14" },
  { height:  583970 , difficulty:  3794820 , date:  "2015-07-30 12:04:50" },
  { height:  583971 , difficulty:  3802690 , date:  "2015-07-30 12:06:11" },
  { height:  583972 , difficulty:  3800485 , date:  "2015-07-30 12:06:32" },
  { height:  583973 , difficulty:  3796536 , date:  "2015-07-30 12:07:00" },
  { height:  583974 , difficulty:  3796367 , date:  "2015-07-30 12:08:28" },
  { height:  583975 , difficulty:  3786287 , date:  "2015-07-30 12:08:49" },
  { height:  583976 , difficulty:  3808084 , date:  "2015-07-30 12:10:22" },
  { height:  583977 , difficulty:  3817416 , date:  "2015-07-30 12:12:04" },
  { height:  583978 , difficulty:  3824156 , date:  "2015-07-30 12:12:54" },
  { height:  583979 , difficulty:  3805454 , date:  "2015-07-30 12:12:56" },
  { height:  583980 , difficulty:  3829942 , date:  "2015-07-30 12:17:00" },
  { height:  583981 , difficulty:  3886789 , date:  "2015-07-30 12:17:23" },
  { height:  583982 , difficulty:  3887572 , date:  "2015-07-30 12:19:08" },
  { height:  583983 , difficulty:  3878081 , date:  "2015-07-30 12:19:27" },
  { height:  583984 , difficulty:  3889836 , date:  "2015-07-30 12:19:42" },
  { height:  583985 , difficulty:  3891462 , date:  "2015-07-30 12:20:58" },
  { height:  583986 , difficulty:  3891871 , date:  "2015-07-30 12:22:01" },
  { height:  583987 , difficulty:  3905564 , date:  "2015-07-30 12:23:07" },
  { height:  583988 , difficulty:  3901127 , date:  "2015-07-30 12:24:11" },
  { height:  583989 , difficulty:  3925314 , date:  "2015-07-30 12:24:36" },
  { height:  583990 , difficulty:  3922639 , date:  "2015-07-30 12:25:21" },
  { height:  583991 , difficulty:  3933925 , date:  "2015-07-30 12:25:59" },
  { height:  583992 , difficulty:  3933351 , date:  "2015-07-30 12:28:48" },
  { height:  583993 , difficulty:  3960101 , date:  "2015-07-30 12:30:04" },
  { height:  583994 , difficulty:  3944478 , date:  "2015-07-30 12:30:26" },
  { height:  583995 , difficulty:  3933240 , date:  "2015-07-30 12:31:42" },
  { height:  583996 , difficulty:  3933863 , date:  "2015-07-30 12:31:47" },
  { height:  583997 , difficulty:  3933720 , date:  "2015-07-30 12:32:41" },
  { height:  583998 , difficulty:  3938536 , date:  "2015-07-30 12:34:22" },
  { height:  583999 , difficulty:  3911730 , date:  "2015-07-30 12:34:23" },
  { height:  584000 , difficulty:  3910107 , date:  "2015-07-30 12:35:28" },
  { height:  584001 , difficulty:  3906953 , date:  "2015-07-30 12:35:37" },
  { height:  584002 , difficulty:  3908566 , date:  "2015-07-30 12:36:10" },
  { height:  584003 , difficulty:  3905637 , date:  "2015-07-30 12:36:15" },
  { height:  584004 , difficulty:  3920829 , date:  "2015-07-30 12:37:02" },
  { height:  584005 , difficulty:  3920706 , date:  "2015-07-30 12:37:37" },
  { height:  584006 , difficulty:  3915541 , date:  "2015-07-30 12:38:04" },
  { height:  584007 , difficulty:  3904752 , date:  "2015-07-30 12:39:00" },
  { height:  584008 , difficulty:  3905118 , date:  "2015-07-30 12:40:28" },
  { height:  584009 , difficulty:  3896714 , date:  "2015-07-30 12:41:20" },
  { height:  584010 , difficulty:  3902587 , date:  "2015-07-30 12:42:20" },
  { height:  584011 , difficulty:  3926545 , date:  "2015-07-30 12:44:36" },
  { height:  584012 , difficulty:  3922868 , date:  "2015-07-30 12:46:19" },
  { height:  584013 , difficulty:  3921826 , date:  "2015-07-30 12:46:32" },
  { height:  584014 , difficulty:  3913305 , date:  "2015-07-30 12:48:04" },
  { height:  584015 , difficulty:  3920469 , date:  "2015-07-30 12:48:34" },
  { height:  584016 , difficulty:  3911934 , date:  "2015-07-30 12:48:54" },
  { height:  584017 , difficulty:  3914773 , date:  "2015-07-30 12:49:48" },
  { height:  584018 , difficulty:  3934266 , date:  "2015-07-30 12:50:23" },
  { height:  584019 , difficulty:  3925873 , date:  "2015-07-30 12:51:09" },
  { height:  584020 , difficulty:  3923310 , date:  "2015-07-30 12:52:35" },
  { height:  584021 , difficulty:  3938918 , date:  "2015-07-30 12:54:12" },
  { height:  584022 , difficulty:  3937281 , date:  "2015-07-30 12:55:16" },
  { height:  584023 , difficulty:  3931935 , date:  "2015-07-30 12:58:21" },
  { height:  584024 , difficulty:  3949531 , date:  "2015-07-30 12:58:24" },
  { height:  584025 , difficulty:  3953968 , date:  "2015-07-30 12:58:50" },
  { height:  584026 , difficulty:  3963287 , date:  "2015-07-30 12:59:53" },
  { height:  584027 , difficulty:  3976701 , date:  "2015-07-30 13:01:36" },
  { height:  584028 , difficulty:  3970723 , date:  "2015-07-30 13:01:44" },
  { height:  584029 , difficulty:  3969782 , date:  "2015-07-30 13:04:23" },
  { height:  584030 , difficulty:  3969398 , date:  "2015-07-30 13:04:49" },
  { height:  584031 , difficulty:  3974440 , date:  "2015-07-30 13:04:52" },
  { height:  584032 , difficulty:  3966140 , date:  "2015-07-30 13:06:01" },
  { height:  584033 , difficulty:  3960498 , date:  "2015-07-30 13:10:05" },
  { height:  584034 , difficulty:  3963142 , date:  "2015-07-30 13:11:09" },
  { height:  584035 , difficulty:  3956950 , date:  "2015-07-30 13:13:56" },
  { height:  584036 , difficulty:  3973333 , date:  "2015-07-30 13:14:23" },
  { height:  584037 , difficulty:  3971033 , date:  "2015-07-30 13:14:48" },
  { height:  584038 , difficulty:  3972757 , date:  "2015-07-30 13:16:28" },
  { height:  584039 , difficulty:  3979217 , date:  "2015-07-30 13:16:31" },
  { height:  584040 , difficulty:  3976718 , date:  "2015-07-30 13:19:20" },
  { height:  584041 , difficulty:  3979904 , date:  "2015-07-30 13:19:26" },
  { height:  584042 , difficulty:  3986015 , date:  "2015-07-30 13:19:42" },
  { height:  584043 , difficulty:  3975060 , date:  "2015-07-30 13:20:41" },
  { height:  584044 , difficulty:  3973441 , date:  "2015-07-30 13:21:17" },
  { height:  584045 , difficulty:  3976832 , date:  "2015-07-30 13:21:52" },
  { height:  584046 , difficulty:  3976223 , date:  "2015-07-30 13:21:56" },
  { height:  584047 , difficulty:  3973992 , date:  "2015-07-30 13:23:00" },
  { height:  584048 , difficulty:  3985243 , date:  "2015-07-30 13:24:06" },
  { height:  584049 , difficulty:  3984105 , date:  "2015-07-30 13:24:30" },
  { height:  584050 , difficulty:  3975776 , date:  "2015-07-30 13:26:08" },
  { height:  584051 , difficulty:  3975638 , date:  "2015-07-30 13:26:12" },
  { height:  584052 , difficulty:  3965028 , date:  "2015-07-30 13:26:49" },
  { height:  584053 , difficulty:  3965236 , date:  "2015-07-30 13:28:30" },
  { height:  584054 , difficulty:  3965434 , date:  "2015-07-30 13:29:19" },
  { height:  584055 , difficulty:  3965975 , date:  "2015-07-30 13:30:29" },
  { height:  584056 , difficulty:  3937024 , date:  "2015-07-30 13:30:40" },
  { height:  584057 , difficulty:  3938020 , date:  "2015-07-30 13:30:56" },
  { height:  584058 , difficulty:  3926450 , date:  "2015-07-30 13:33:42" },
  { height:  584059 , difficulty:  3935017 , date:  "2015-07-30 13:33:53" },
  { height:  584060 , difficulty:  3937477 , date:  "2015-07-30 13:33:55" },
  { height:  584061 , difficulty:  3953808 , date:  "2015-07-30 13:35:18" },
  { height:  584062 , difficulty:  3953056 , date:  "2015-07-30 13:35:36" },
  { height:  584063 , difficulty:  3952721 , date:  "2015-07-30 13:36:02" },
  { height:  584064 , difficulty:  3946413 , date:  "2015-07-30 13:36:58" },
  { height:  584065 , difficulty:  3951580 , date:  "2015-07-30 13:37:17" },
  { height:  584066 , difficulty:  3947331 , date:  "2015-07-30 13:37:20" },
  { height:  584067 , difficulty:  3945223 , date:  "2015-07-30 13:37:24" },
  { height:  584068 , difficulty:  3944229 , date:  "2015-07-30 13:42:23" },
  { height:  584069 , difficulty:  3938511 , date:  "2015-07-30 13:42:28" },
  { height:  584070 , difficulty:  3944949 , date:  "2015-07-30 13:42:40" },
  { height:  584071 , difficulty:  3937468 , date:  "2015-07-30 13:42:43" },
  { height:  584072 , difficulty:  3973450 , date:  "2015-07-30 13:42:56" },
  { height:  584073 , difficulty:  3970955 , date:  "2015-07-30 13:44:04" },
  { height:  584074 , difficulty:  3960734 , date:  "2015-07-30 13:45:54" },
  { height:  584075 , difficulty:  3969289 , date:  "2015-07-30 13:46:26" },
  { height:  584076 , difficulty:  3963985 , date:  "2015-07-30 13:48:25" },
  { height:  584077 , difficulty:  3964433 , date:  "2015-07-30 13:48:53" },
  { height:  584078 , difficulty:  3969804 , date:  "2015-07-30 13:52:31" },
  { height:  584079 , difficulty:  3976311 , date:  "2015-07-30 13:53:52" },
  { height:  584080 , difficulty:  3975622 , date:  "2015-07-30 13:53:56" },
  { height:  584081 , difficulty:  3986832 , date:  "2015-07-30 13:54:35" },
  { height:  584082 , difficulty:  3984617 , date:  "2015-07-30 13:56:31" },
  { height:  584083 , difficulty:  3996855 , date:  "2015-07-30 13:56:36" },
  { height:  584084 , difficulty:  3991589 , date:  "2015-07-30 13:56:56" },
  { height:  584085 , difficulty:  3989708 , date:  "2015-07-30 13:57:58" },
  { height:  584086 , difficulty:  3983310 , date:  "2015-07-30 13:57:59" },
  { height:  584087 , difficulty:  3969408 , date:  "2015-07-30 13:58:46" },
  { height:  584088 , difficulty:  3962889 , date:  "2015-07-30 14:00:33" },
  { height:  584089 , difficulty:  3972904 , date:  "2015-07-30 14:00:40" },
  { height:  584090 , difficulty:  3966487 , date:  "2015-07-30 14:03:09" },
  { height:  584091 , difficulty:  3980651 , date:  "2015-07-30 14:03:14" },
  { height:  584092 , difficulty:  3988606 , date:  "2015-07-30 14:06:30" },
  { height:  584093 , difficulty:  3987533 , date:  "2015-07-30 14:06:33" },
  { height:  584094 , difficulty:  3996327 , date:  "2015-07-30 14:06:50" },
  { height:  584095 , difficulty:  3993782 , date:  "2015-07-30 14:08:46" },
  { height:  584096 , difficulty:  4005605 , date:  "2015-07-30 14:11:05" },
  { height:  584097 , difficulty:  3999185 , date:  "2015-07-30 14:11:35" },
  { height:  584098 , difficulty:  3993275 , date:  "2015-07-30 14:13:54" },
  { height:  584099 , difficulty:  3977361 , date:  "2015-07-30 14:15:42" },
  { height:  584100 , difficulty:  3986383 , date:  "2015-07-30 14:16:09" },
  { height:  584101 , difficulty:  3984806 , date:  "2015-07-30 14:17:14" },
  { height:  584102 , difficulty:  3979018 , date:  "2015-07-30 14:18:52" },
  { height:  584103 , difficulty:  3969804 , date:  "2015-07-30 14:18:58" },
  { height:  584104 , difficulty:  3988841 , date:  "2015-07-30 14:19:06" },
  { height:  584105 , difficulty:  3972745 , date:  "2015-07-30 14:19:12" },
  { height:  584106 , difficulty:  3974094 , date:  "2015-07-30 14:19:32" },
  { height:  584107 , difficulty:  3976454 , date:  "2015-07-30 14:20:29" },
  { height:  584108 , difficulty:  3975445 , date:  "2015-07-30 14:23:19" },
  { height:  584109 , difficulty:  3957376 , date:  "2015-07-30 14:23:23" },
  { height:  584110 , difficulty:  3950852 , date:  "2015-07-30 14:23:46" },
  { height:  584111 , difficulty:  3949605 , date:  "2015-07-30 14:24:41" },
  { height:  584112 , difficulty:  3952325 , date:  "2015-07-30 14:24:44" },
  { height:  584113 , difficulty:  3967476 , date:  "2015-07-30 14:26:15" },
  { height:  584114 , difficulty:  3959484 , date:  "2015-07-30 14:27:09" },
  { height:  584115 , difficulty:  3991246 , date:  "2015-07-30 14:27:41" },
  { height:  584116 , difficulty:  3973611 , date:  "2015-07-30 14:27:46" },
  { height:  584117 , difficulty:  3974266 , date:  "2015-07-30 14:28:39" },
  { height:  584118 , difficulty:  3975065 , date:  "2015-07-30 14:29:33" },
  { height:  584119 , difficulty:  3969170 , date:  "2015-07-30 14:29:38" },
  { height:  584120 , difficulty:  3975980 , date:  "2015-07-30 14:29:59" },
  { height:  584121 , difficulty:  3975879 , date:  "2015-07-30 14:30:51" },
  { height:  584122 , difficulty:  3985071 , date:  "2015-07-30 14:34:24" },
  { height:  584123 , difficulty:  3979136 , date:  "2015-07-30 14:34:27" },
  { height:  584124 , difficulty:  3973712 , date:  "2015-07-30 14:34:29" },
  { height:  584125 , difficulty:  3998831 , date:  "2015-07-30 14:36:37" },
  { height:  584126 , difficulty:  3990830 , date:  "2015-07-30 14:37:02" },
  { height:  584127 , difficulty:  3995924 , date:  "2015-07-30 14:37:41" },
  { height:  584128 , difficulty:  4025014 , date:  "2015-07-30 14:38:16" },
  { height:  584129 , difficulty:  4024071 , date:  "2015-07-30 14:38:26" },
  { height:  584130 , difficulty:  4032234 , date:  "2015-07-30 14:38:30" },
  { height:  584131 , difficulty:  4025571 , date:  "2015-07-30 14:39:17" },
  { height:  584132 , difficulty:  4034685 , date:  "2015-07-30 14:40:48" },
  { height:  584133 , difficulty:  4036835 , date:  "2015-07-30 14:41:57" },
  { height:  584134 , difficulty:  4017948 , date:  "2015-07-30 14:42:11" },
  { height:  584135 , difficulty:  4021337 , date:  "2015-07-30 14:45:11" },
  { height:  584136 , difficulty:  4025613 , date:  "2015-07-30 14:46:09" },
  { height:  584137 , difficulty:  4042786 , date:  "2015-07-30 14:47:12" },
  { height:  584138 , difficulty:  4047539 , date:  "2015-07-30 14:49:04" },
  { height:  584139 , difficulty:  4047944 , date:  "2015-07-30 14:49:20" },
  { height:  584140 , difficulty:  4044004 , date:  "2015-07-30 14:50:17" },
  { height:  584141 , difficulty:  4053991 , date:  "2015-07-30 14:50:27" },
  { height:  584142 , difficulty:  4061045 , date:  "2015-07-30 14:51:05" },
  { height:  584143 , difficulty:  4062845 , date:  "2015-07-30 14:51:10" },
  { height:  584144 , difficulty:  4029455 , date:  "2015-07-30 14:54:06" },
  { height:  584145 , difficulty:  4046688 , date:  "2015-07-30 14:54:08" },
  { height:  584146 , difficulty:  4048216 , date:  "2015-07-30 14:54:46" },
  { height:  584147 , difficulty:  4056628 , date:  "2015-07-30 14:56:10" },
  { height:  584148 , difficulty:  4066592 , date:  "2015-07-30 14:56:43" },
  { height:  584149 , difficulty:  4061023 , date:  "2015-07-30 14:57:11" },
  { height:  584150 , difficulty:  4065446 , date:  "2015-07-30 14:58:22" },
  { height:  584151 , difficulty:  4062707 , date:  "2015-07-30 15:00:11" },
  { height:  584152 , difficulty:  4060850 , date:  "2015-07-30 15:00:12" },
  { height:  584153 , difficulty:  4062066 , date:  "2015-07-30 15:02:06" },
  { height:  584154 , difficulty:  4058277 , date:  "2015-07-30 15:03:11" },
  { height:  584155 , difficulty:  4049541 , date:  "2015-07-30 15:03:12" },
  { height:  584156 , difficulty:  4063395 , date:  "2015-07-30 15:03:31" },
  { height:  584157 , difficulty:  4059527 , date:  "2015-07-30 15:04:53" },
  { height:  584158 , difficulty:  4049918 , date:  "2015-07-30 15:04:58" },
  { height:  584159 , difficulty:  4052463 , date:  "2015-07-30 15:07:38" },
  { height:  584160 , difficulty:  4051185 , date:  "2015-07-30 15:07:39" },
  { height:  584161 , difficulty:  4049147 , date:  "2015-07-30 15:09:23" },
  { height:  584162 , difficulty:  4050145 , date:  "2015-07-30 15:10:12" },
  { height:  584163 , difficulty:  4045791 , date:  "2015-07-30 15:10:12" },
  { height:  584164 , difficulty:  4033476 , date:  "2015-07-30 15:10:15" },
  { height:  584165 , difficulty:  4047209 , date:  "2015-07-30 15:13:05" },
  { height:  584166 , difficulty:  4031885 , date:  "2015-07-30 15:13:08" },
  { height:  584167 , difficulty:  4048160 , date:  "2015-07-30 15:13:19" },
  { height:  584168 , difficulty:  4025124 , date:  "2015-07-30 15:14:39" },
  { height:  584169 , difficulty:  4034677 , date:  "2015-07-30 15:17:31" },
  { height:  584170 , difficulty:  4047968 , date:  "2015-07-30 15:17:32" },
  { height:  584171 , difficulty:  4044590 , date:  "2015-07-30 15:18:18" },
  { height:  584172 , difficulty:  4028424 , date:  "2015-07-30 15:18:21" },
  { height:  584173 , difficulty:  4039793 , date:  "2015-07-30 15:18:32" },
  { height:  584174 , difficulty:  4028280 , date:  "2015-07-30 15:20:04" },
  { height:  584175 , difficulty:  4018434 , date:  "2015-07-30 15:20:10" },
  { height:  584176 , difficulty:  4035747 , date:  "2015-07-30 15:21:42" },
  { height:  584177 , difficulty:  4028896 , date:  "2015-07-30 15:21:45" },
  { height:  584178 , difficulty:  4019792 , date:  "2015-07-30 15:22:52" },
  { height:  584179 , difficulty:  4020648 , date:  "2015-07-30 15:25:40" },
  { height:  584180 , difficulty:  4024780 , date:  "2015-07-30 15:25:41" },
  { height:  584181 , difficulty:  4026017 , date:  "2015-07-30 15:27:17" },
  { height:  584182 , difficulty:  4040788 , date:  "2015-07-30 15:28:00" },
  { height:  584183 , difficulty:  4035107 , date:  "2015-07-30 15:28:22" },
  { height:  584184 , difficulty:  4015127 , date:  "2015-07-30 15:28:26" },
  { height:  584185 , difficulty:  4015941 , date:  "2015-07-30 15:30:12" },
  { height:  584186 , difficulty:  4016615 , date:  "2015-07-30 15:30:50" },
  { height:  584187 , difficulty:  4013465 , date:  "2015-07-30 15:31:14" },
  { height:  584188 , difficulty:  4014860 , date:  "2015-07-30 15:31:26" },
  { height:  584189 , difficulty:  4010104 , date:  "2015-07-30 15:31:29" },
  { height:  584190 , difficulty:  4011625 , date:  "2015-07-30 15:32:18" },
  { height:  584191 , difficulty:  4008919 , date:  "2015-07-30 15:32:20" },
  { height:  584192 , difficulty:  4011002 , date:  "2015-07-30 15:34:35" },
  { height:  584193 , difficulty:  4019743 , date:  "2015-07-30 15:36:18" },
  { height:  584194 , difficulty:  4014988 , date:  "2015-07-30 15:37:58" },
  { height:  584195 , difficulty:  4024717 , date:  "2015-07-30 15:38:51" },
  { height:  584196 , difficulty:  4036636 , date:  "2015-07-30 15:39:05" },
  { height:  584197 , difficulty:  4039194 , date:  "2015-07-30 15:41:17" },
  { height:  584198 , difficulty:  4023677 , date:  "2015-07-30 15:43:42" },
  { height:  584199 , difficulty:  4025075 , date:  "2015-07-30 15:43:54" },
  { height:  584200 , difficulty:  4031426 , date:  "2015-07-30 15:44:31" },
  { height:  584201 , difficulty:  4020463 , date:  "2015-07-30 15:44:55" },
  { height:  584202 , difficulty:  4020171 , date:  "2015-07-30 15:46:31" },
  { height:  584203 , difficulty:  4020744 , date:  "2015-07-30 15:46:36" },
  { height:  584204 , difficulty:  4027600 , date:  "2015-07-30 15:51:23" },
  { height:  584205 , difficulty:  4030007 , date:  "2015-07-30 15:53:08" },
  { height:  584206 , difficulty:  4031319 , date:  "2015-07-30 15:53:47" },
  { height:  584207 , difficulty:  4027134 , date:  "2015-07-30 15:54:30" },
  { height:  584208 , difficulty:  4018788 , date:  "2015-07-30 15:55:17" },
  { height:  584209 , difficulty:  4025635 , date:  "2015-07-30 15:55:23" },
  { height:  584210 , difficulty:  4031843 , date:  "2015-07-30 15:57:49" },
  { height:  584211 , difficulty:  4014168 , date:  "2015-07-30 15:58:13" },
  { height:  584212 , difficulty:  4014807 , date:  "2015-07-30 15:58:41" },
  { height:  584213 , difficulty:  4008504 , date:  "2015-07-30 16:00:05" },
  { height:  584214 , difficulty:  3998687 , date:  "2015-07-30 16:00:35" },
  { height:  584215 , difficulty:  3998419 , date:  "2015-07-30 16:01:56" },
  { height:  584216 , difficulty:  3994123 , date:  "2015-07-30 16:01:58" },
  { height:  584217 , difficulty:  4000823 , date:  "2015-07-30 16:02:42" },
  { height:  584218 , difficulty:  3997532 , date:  "2015-07-30 16:03:16" },
  { height:  584219 , difficulty:  4009757 , date:  "2015-07-30 16:05:18" },
  { height:  584220 , difficulty:  3995418 , date:  "2015-07-30 16:05:22" },
  { height:  584221 , difficulty:  3997122 , date:  "2015-07-30 16:09:30" },
  { height:  584222 , difficulty:  3993815 , date:  "2015-07-30 16:09:35" },
  { height:  584223 , difficulty:  3994541 , date:  "2015-07-30 16:12:39" },
  { height:  584224 , difficulty:  3992377 , date:  "2015-07-30 16:13:04" },
  { height:  584225 , difficulty:  3991780 , date:  "2015-07-30 16:13:24" },
  { height:  584226 , difficulty:  3994221 , date:  "2015-07-30 16:13:39" },
  { height:  584227 , difficulty:  3989988 , date:  "2015-07-30 16:14:08" },
  { height:  584228 , difficulty:  4015939 , date:  "2015-07-30 16:14:27" },
  { height:  584229 , difficulty:  4003852 , date:  "2015-07-30 16:15:29" },
  { height:  584230 , difficulty:  4015109 , date:  "2015-07-30 16:16:02" },
  { height:  584231 , difficulty:  4020017 , date:  "2015-07-30 16:16:54" },
  { height:  584232 , difficulty:  4019077 , date:  "2015-07-30 16:19:59" },
  { height:  584233 , difficulty:  4011880 , date:  "2015-07-30 16:21:16" },
  { height:  584234 , difficulty:  4028567 , date:  "2015-07-30 16:22:08" },
  { height:  584235 , difficulty:  4010794 , date:  "2015-07-30 16:22:45" },
  { height:  584236 , difficulty:  4021292 , date:  "2015-07-30 16:22:46" },
  { height:  584237 , difficulty:  4014421 , date:  "2015-07-30 16:23:05" },
  { height:  584238 , difficulty:  4021979 , date:  "2015-07-30 16:24:29" },
  { height:  584239 , difficulty:  4026104 , date:  "2015-07-30 16:25:36" },
  { height:  584240 , difficulty:  4064175 , date:  "2015-07-30 16:25:52" },
  { height:  584241 , difficulty:  4047862 , date:  "2015-07-30 16:31:45" },
  { height:  584242 , difficulty:  4049332 , date:  "2015-07-30 16:32:11" },
  { height:  584243 , difficulty:  4052576 , date:  "2015-07-30 16:32:12" },
  { height:  584244 , difficulty:  4049322 , date:  "2015-07-30 16:34:39" },
  { height:  584245 , difficulty:  4030441 , date:  "2015-07-30 16:34:41" },
  { height:  584246 , difficulty:  4036755 , date:  "2015-07-30 16:35:03" },
  { height:  584247 , difficulty:  4038642 , date:  "2015-07-30 16:35:32" },
  { height:  584248 , difficulty:  4042099 , date:  "2015-07-30 16:36:58" },
  { height:  584249 , difficulty:  4042511 , date:  "2015-07-30 16:38:45" },
  { height:  584250 , difficulty:  4034274 , date:  "2015-07-30 16:40:06" },
  { height:  584251 , difficulty:  4043739 , date:  "2015-07-30 16:41:49" },
  { height:  584252 , difficulty:  4039091 , date:  "2015-07-30 16:43:04" },
  { height:  584253 , difficulty:  4040220 , date:  "2015-07-30 16:44:16" },
  { height:  584254 , difficulty:  4038107 , date:  "2015-07-30 16:44:55" },
  { height:  584255 , difficulty:  4021312 , date:  "2015-07-30 16:45:10" },
  { height:  584256 , difficulty:  4024606 , date:  "2015-07-30 16:46:12" },
  { height:  584257 , difficulty:  4023248 , date:  "2015-07-30 16:46:15" },
  { height:  584258 , difficulty:  4020351 , date:  "2015-07-30 16:46:27" },
  { height:  584259 , difficulty:  4023045 , date:  "2015-07-30 16:47:56" },
  { height:  584260 , difficulty:  4024120 , date:  "2015-07-30 16:48:01" },
  { height:  584261 , difficulty:  4015446 , date:  "2015-07-30 16:48:30" },
  { height:  584262 , difficulty:  4029276 , date:  "2015-07-30 16:49:56" },
  { height:  584263 , difficulty:  4033247 , date:  "2015-07-30 16:50:52" },
  { height:  584264 , difficulty:  4045708 , date:  "2015-07-30 16:50:58" },
  { height:  584265 , difficulty:  4048446 , date:  "2015-07-30 16:51:55" },
  { height:  584266 , difficulty:  4048600 , date:  "2015-07-30 16:52:01" },
  { height:  584267 , difficulty:  4053065 , date:  "2015-07-30 16:52:18" },
  { height:  584268 , difficulty:  4038080 , date:  "2015-07-30 16:52:43" },
  { height:  584269 , difficulty:  4041691 , date:  "2015-07-30 16:52:46" },
  { height:  584270 , difficulty:  4036713 , date:  "2015-07-30 16:54:32" },
  { height:  584271 , difficulty:  4032388 , date:  "2015-07-30 16:54:38" },
  { height:  584272 , difficulty:  4033964 , date:  "2015-07-30 16:55:53" },
  { height:  584273 , difficulty:  4024702 , date:  "2015-07-30 16:58:49" },
  { height:  584274 , difficulty:  4016193 , date:  "2015-07-30 16:59:12" },
  { height:  584275 , difficulty:  4029049 , date:  "2015-07-30 17:00:08" },
  { height:  584276 , difficulty:  4027936 , date:  "2015-07-30 17:02:45" },
  { height:  584277 , difficulty:  4026783 , date:  "2015-07-30 17:02:49" },
  { height:  584278 , difficulty:  4038655 , date:  "2015-07-30 17:02:58" },
  { height:  584279 , difficulty:  4044213 , date:  "2015-07-30 17:04:28" },
  { height:  584280 , difficulty:  4023904 , date:  "2015-07-30 17:05:12" },
  { height:  584281 , difficulty:  4022753 , date:  "2015-07-30 17:05:14" },
  { height:  584282 , difficulty:  4020756 , date:  "2015-07-30 17:06:06" },
  { height:  584283 , difficulty:  4050315 , date:  "2015-07-30 17:07:11" },
  { height:  584284 , difficulty:  4045933 , date:  "2015-07-30 17:08:02" },
  { height:  584285 , difficulty:  4046486 , date:  "2015-07-30 17:13:29" },
  { height:  584286 , difficulty:  4031390 , date:  "2015-07-30 17:14:27" },
  { height:  584287 , difficulty:  4039075 , date:  "2015-07-30 17:16:15" },
  { height:  584288 , difficulty:  4062272 , date:  "2015-07-30 17:17:15" },
  { height:  584289 , difficulty:  4053770 , date:  "2015-07-30 17:17:43" },
  { height:  584290 , difficulty:  4057188 , date:  "2015-07-30 17:18:56" },
  { height:  584291 , difficulty:  4050129 , date:  "2015-07-30 17:19:48" },
  { height:  584292 , difficulty:  4060259 , date:  "2015-07-30 17:19:50" },
  { height:  584293 , difficulty:  4056247 , date:  "2015-07-30 17:21:05" },
  { height:  584294 , difficulty:  4056535 , date:  "2015-07-30 17:21:52" },
  { height:  584295 , difficulty:  4048027 , date:  "2015-07-30 17:22:12" },
  { height:  584296 , difficulty:  4060581 , date:  "2015-07-30 17:23:53" },
  { height:  584297 , difficulty:  4033727 , date:  "2015-07-30 17:24:00" },
  { height:  584298 , difficulty:  4037275 , date:  "2015-07-30 17:25:06" },
  { height:  584299 , difficulty:  4017226 , date:  "2015-07-30 17:25:08" },
  { height:  584300 , difficulty:  4016893 , date:  "2015-07-30 17:25:28" },
  { height:  584301 , difficulty:  4021005 , date:  "2015-07-30 17:26:21" },
  { height:  584302 , difficulty:  4035064 , date:  "2015-07-30 17:26:24" },
  { height:  584303 , difficulty:  4037994 , date:  "2015-07-30 17:29:21" },
  { height:  584304 , difficulty:  4036869 , date:  "2015-07-30 17:30:04" },
  { height:  584305 , difficulty:  4040460 , date:  "2015-07-30 17:30:56" },
  { height:  584306 , difficulty:  4043238 , date:  "2015-07-30 17:33:55" },
  { height:  584307 , difficulty:  4057152 , date:  "2015-07-30 17:34:28" },
  { height:  584308 , difficulty:  4036294 , date:  "2015-07-30 17:34:32" },
  { height:  584309 , difficulty:  4029239 , date:  "2015-07-30 17:34:40" },
  { height:  584310 , difficulty:  4026596 , date:  "2015-07-30 17:34:59" },
  { height:  584311 , difficulty:  4025616 , date:  "2015-07-30 17:35:07" },
  { height:  584312 , difficulty:  4027183 , date:  "2015-07-30 17:35:08" },
  { height:  584313 , difficulty:  4045817 , date:  "2015-07-30 17:35:25" },
  { height:  584314 , difficulty:  4037303 , date:  "2015-07-30 17:35:28" },
  { height:  584315 , difficulty:  4044207 , date:  "2015-07-30 17:36:10" },
  { height:  584316 , difficulty:  4057236 , date:  "2015-07-30 17:37:13" },
  { height:  584317 , difficulty:  4022524 , date:  "2015-07-30 17:38:27" },
  { height:  584318 , difficulty:  4021165 , date:  "2015-07-30 17:38:43" },
  { height:  584319 , difficulty:  4029659 , date:  "2015-07-30 17:39:31" },
  { height:  584320 , difficulty:  4015909 , date:  "2015-07-30 17:39:33" },
  { height:  584321 , difficulty:  4018326 , date:  "2015-07-30 17:40:31" },
  { height:  584322 , difficulty:  4016893 , date:  "2015-07-30 17:40:48" },
  { height:  584323 , difficulty:  4015229 , date:  "2015-07-30 17:42:17" },
  { height:  584324 , difficulty:  4017159 , date:  "2015-07-30 17:42:30" },
  { height:  584325 , difficulty:  4023039 , date:  "2015-07-30 17:50:19" },
  { height:  584326 , difficulty:  4014646 , date:  "2015-07-30 17:50:30" },
  { height:  584327 , difficulty:  4009178 , date:  "2015-07-30 17:50:33" },
  { height:  584328 , difficulty:  4002768 , date:  "2015-07-30 17:54:05" },
  { height:  584329 , difficulty:  3999457 , date:  "2015-07-30 17:54:41" },
  { height:  584330 , difficulty:  3996627 , date:  "2015-07-30 17:55:55" },
  { height:  584331 , difficulty:  4005135 , date:  "2015-07-30 17:56:43" },
  { height:  584332 , difficulty:  4001538 , date:  "2015-07-30 17:57:02" },
  { height:  584333 , difficulty:  4005060 , date:  "2015-07-30 17:58:30" },
  { height:  584334 , difficulty:  4012265 , date:  "2015-07-30 18:00:57" },
  { height:  584335 , difficulty:  4023559 , date:  "2015-07-30 18:01:28" },
  { height:  584336 , difficulty:  4024579 , date:  "2015-07-30 18:05:01" },
  { height:  584337 , difficulty:  4022235 , date:  "2015-07-30 18:05:04" },
  { height:  584338 , difficulty:  4018630 , date:  "2015-07-30 18:11:19" },
  { height:  584339 , difficulty:  4023392 , date:  "2015-07-30 18:12:01" },
  { height:  584340 , difficulty:  4023764 , date:  "2015-07-30 18:13:57" },
  { height:  584341 , difficulty:  4024611 , date:  "2015-07-30 18:14:18" },
  { height:  584342 , difficulty:  4031682 , date:  "2015-07-30 18:14:45" },
  { height:  584343 , difficulty:  4031687 , date:  "2015-07-30 18:14:46" },
  { height:  584344 , difficulty:  4031424 , date:  "2015-07-30 18:14:50" },
  { height:  584345 , difficulty:  4035597 , date:  "2015-07-30 18:15:06" },
  { height:  584346 , difficulty:  4030521 , date:  "2015-07-30 18:16:39" },
  { height:  584347 , difficulty:  4035876 , date:  "2015-07-30 18:16:44" },
  { height:  584348 , difficulty:  4030057 , date:  "2015-07-30 18:16:48" },
  { height:  584349 , difficulty:  4016743 , date:  "2015-07-30 18:17:31" },
  { height:  584350 , difficulty:  4026326 , date:  "2015-07-30 18:20:09" },
  { height:  584351 , difficulty:  4021158 , date:  "2015-07-30 18:20:12" },
  { height:  584352 , difficulty:  4012679 , date:  "2015-07-30 18:21:00" },
  { height:  584353 , difficulty:  4013100 , date:  "2015-07-30 18:21:06" },
  { height:  584354 , difficulty:  4018080 , date:  "2015-07-30 18:23:33" },
  { height:  584355 , difficulty:  4013692 , date:  "2015-07-30 18:23:38" },
  { height:  584356 , difficulty:  4025454 , date:  "2015-07-30 18:24:20" },
  { height:  584357 , difficulty:  4038970 , date:  "2015-07-30 18:24:22" },
  { height:  584358 , difficulty:  4063458 , date:  "2015-07-30 18:28:36" },
  { height:  584359 , difficulty:  4057225 , date:  "2015-07-30 18:30:26" },
  { height:  584360 , difficulty:  4052548 , date:  "2015-07-30 18:30:30" },
  { height:  584361 , difficulty:  4016210 , date:  "2015-07-30 18:30:54" },
  { height:  584362 , difficulty:  4011605 , date:  "2015-07-30 18:31:50" },
  { height:  584363 , difficulty:  4003733 , date:  "2015-07-30 18:31:57" },
  { height:  584364 , difficulty:  3999493 , date:  "2015-07-30 18:32:39" },
  { height:  584365 , difficulty:  4019534 , date:  "2015-07-30 18:32:50" },
  { height:  584366 , difficulty:  4012977 , date:  "2015-07-30 18:34:36" },
  { height:  584367 , difficulty:  4016945 , date:  "2015-07-30 18:34:42" },
  { height:  584368 , difficulty:  4018340 , date:  "2015-07-30 18:35:56" },
  { height:  584369 , difficulty:  4019960 , date:  "2015-07-30 18:36:48" },
  { height:  584370 , difficulty:  4020517 , date:  "2015-07-30 18:37:34" },
  { height:  584371 , difficulty:  4024835 , date:  "2015-07-30 18:39:20" },
  { height:  584372 , difficulty:  4014002 , date:  "2015-07-30 18:39:35" },
  { height:  584373 , difficulty:  4016977 , date:  "2015-07-30 18:42:39" },
  { height:  584374 , difficulty:  4029793 , date:  "2015-07-30 18:42:58" },
  { height:  584375 , difficulty:  4036657 , date:  "2015-07-30 18:43:55" },
  { height:  584376 , difficulty:  4039596 , date:  "2015-07-30 18:44:00" },
  { height:  584377 , difficulty:  4038363 , date:  "2015-07-30 18:45:13" },
  { height:  584378 , difficulty:  4039565 , date:  "2015-07-30 18:46:52" },
  { height:  584379 , difficulty:  4022446 , date:  "2015-07-30 18:46:53" },
  { height:  584380 , difficulty:  4021738 , date:  "2015-07-30 18:49:08" },
  { height:  584381 , difficulty:  4018322 , date:  "2015-07-30 18:49:36" },
  { height:  584382 , difficulty:  4012565 , date:  "2015-07-30 18:51:52" },
  { height:  584383 , difficulty:  4011227 , date:  "2015-07-30 18:58:04" },
  { height:  584384 , difficulty:  4012658 , date:  "2015-07-30 18:58:55" },
  { height:  584385 , difficulty:  4022219 , date:  "2015-07-30 18:58:58" },
  { height:  584386 , difficulty:  4021391 , date:  "2015-07-30 19:00:54" },
  { height:  584387 , difficulty:  4026466 , date:  "2015-07-30 19:01:14" },
  { height:  584388 , difficulty:  4030110 , date:  "2015-07-30 19:01:27" },
  { height:  584389 , difficulty:  4034651 , date:  "2015-07-30 19:02:28" },
  { height:  584390 , difficulty:  4043469 , date:  "2015-07-30 19:02:33" },
  { height:  584391 , difficulty:  4040162 , date:  "2015-07-30 19:02:37" },
  { height:  584392 , difficulty:  4037966 , date:  "2015-07-30 19:02:40" },
  { height:  584393 , difficulty:  4050619 , date:  "2015-07-30 19:03:00" },
  { height:  584394 , difficulty:  4058293 , date:  "2015-07-30 19:03:02" },
  { height:  584395 , difficulty:  4069684 , date:  "2015-07-30 19:03:52" },
  { height:  584396 , difficulty:  4089265 , date:  "2015-07-30 19:06:36" },
  { height:  584397 , difficulty:  4086264 , date:  "2015-07-30 19:13:47" },
  { height:  584398 , difficulty:  4089457 , date:  "2015-07-30 19:14:18" },
  { height:  584399 , difficulty:  4081446 , date:  "2015-07-30 19:14:40" },
  { height:  584400 , difficulty:  4082078 , date:  "2015-07-30 19:16:09" },
  { height:  584401 , difficulty:  4034651 , date:  "2015-07-30 19:17:55" },
  { height:  584402 , difficulty:  4065873 , date:  "2015-07-30 19:19:26" },
  { height:  584403 , difficulty:  4076405 , date:  "2015-07-30 19:20:05" },
  { height:  584404 , difficulty:  4064254 , date:  "2015-07-30 19:24:10" },
  { height:  584405 , difficulty:  4061278 , date:  "2015-07-30 19:24:42" },
  { height:  584406 , difficulty:  4056003 , date:  "2015-07-30 19:24:52" },
  { height:  584407 , difficulty:  4051251 , date:  "2015-07-30 19:24:56" },
  { height:  584408 , difficulty:  4052940 , date:  "2015-07-30 19:26:04" },
  { height:  584409 , difficulty:  4060261 , date:  "2015-07-30 19:26:08" },
  { height:  584410 , difficulty:  4044790 , date:  "2015-07-30 19:27:29" },
  { height:  584411 , difficulty:  4042148 , date:  "2015-07-30 19:30:19" },
  { height:  584412 , difficulty:  4020279 , date:  "2015-07-30 19:30:49" },
  { height:  584413 , difficulty:  4026361 , date:  "2015-07-30 19:30:51" },
  { height:  584414 , difficulty:  3992676 , date:  "2015-07-30 19:31:22" },
  { height:  584415 , difficulty:  3993794 , date:  "2015-07-30 19:31:27" },
  { height:  584416 , difficulty:  3989705 , date:  "2015-07-30 19:33:32" },
  { height:  584417 , difficulty:  3998925 , date:  "2015-07-30 19:35:29" },
  { height:  584418 , difficulty:  3998089 , date:  "2015-07-30 19:38:59" },
  { height:  584419 , difficulty:  4029956 , date:  "2015-07-30 19:39:43" },
  { height:  584420 , difficulty:  4035801 , date:  "2015-07-30 19:41:05" },
  { height:  584421 , difficulty:  4037525 , date:  "2015-07-30 19:41:13" },
  { height:  584422 , difficulty:  4041026 , date:  "2015-07-30 19:41:59" },
  { height:  584423 , difficulty:  4042051 , date:  "2015-07-30 19:46:06" },
  { height:  584424 , difficulty:  4045558 , date:  "2015-07-30 19:46:11" },
  { height:  584425 , difficulty:  4046533 , date:  "2015-07-30 19:47:44" },
  { height:  584426 , difficulty:  4034052 , date:  "2015-07-30 19:48:59" },
  { height:  584427 , difficulty:  4040578 , date:  "2015-07-30 19:49:05" },
  { height:  584428 , difficulty:  4045576 , date:  "2015-07-30 19:50:21" },
  { height:  584429 , difficulty:  4046194 , date:  "2015-07-30 19:50:25" },
  { height:  584430 , difficulty:  4032071 , date:  "2015-07-30 19:51:59" },
  { height:  584431 , difficulty:  4033051 , date:  "2015-07-30 19:52:03" },
  { height:  584432 , difficulty:  4030656 , date:  "2015-07-30 19:55:38" },
  { height:  584433 , difficulty:  4037475 , date:  "2015-07-30 19:57:36" },
  { height:  584434 , difficulty:  4028602 , date:  "2015-07-30 20:00:56" },
  { height:  584435 , difficulty:  4017414 , date:  "2015-07-30 20:01:15" },
  { height:  584436 , difficulty:  4029027 , date:  "2015-07-30 20:01:20" },
  { height:  584437 , difficulty:  4034741 , date:  "2015-07-30 20:02:45" },
  { height:  584438 , difficulty:  4040108 , date:  "2015-07-30 20:03:01" },
  { height:  584439 , difficulty:  4045703 , date:  "2015-07-30 20:03:04" },
  { height:  584440 , difficulty:  4060326 , date:  "2015-07-30 20:07:25" },
  { height:  584441 , difficulty:  4060544 , date:  "2015-07-30 20:07:29" },
  { height:  584442 , difficulty:  4058937 , date:  "2015-07-30 20:07:32" },
  { height:  584443 , difficulty:  4062224 , date:  "2015-07-30 20:09:49" },
  { height:  584444 , difficulty:  4065514 , date:  "2015-07-30 20:09:51" },
  { height:  584445 , difficulty:  4082599 , date:  "2015-07-30 20:11:50" },
  { height:  584446 , difficulty:  4085573 , date:  "2015-07-30 20:12:52" },
  { height:  584447 , difficulty:  4073995 , date:  "2015-07-30 20:13:18" },
  { height:  584448 , difficulty:  4097976 , date:  "2015-07-30 20:14:29" },
  { height:  584449 , difficulty:  4089325 , date:  "2015-07-30 20:14:36" },
  { height:  584450 , difficulty:  4093386 , date:  "2015-07-30 20:15:15" },
  { height:  584451 , difficulty:  4100740 , date:  "2015-07-30 20:15:22" },
  { height:  584452 , difficulty:  4101891 , date:  "2015-07-30 20:18:52" },
  { height:  584453 , difficulty:  4099527 , date:  "2015-07-30 20:20:21" },
  { height:  584454 , difficulty:  4095106 , date:  "2015-07-30 20:20:24" },
  { height:  584455 , difficulty:  4111960 , date:  "2015-07-30 20:21:21" },
  { height:  584456 , difficulty:  4103834 , date:  "2015-07-30 20:21:25" },
  { height:  584457 , difficulty:  4113917 , date:  "2015-07-30 20:21:55" },
  { height:  584458 , difficulty:  4098532 , date:  "2015-07-30 20:22:57" },
  { height:  584459 , difficulty:  4060126 , date:  "2015-07-30 20:24:58" },
  { height:  584460 , difficulty:  4057730 , date:  "2015-07-30 20:25:04" },
  { height:  584461 , difficulty:  4058793 , date:  "2015-07-30 20:25:45" },
  { height:  584462 , difficulty:  4047695 , date:  "2015-07-30 20:28:23" },
  { height:  584463 , difficulty:  4048519 , date:  "2015-07-30 20:28:52" },
  { height:  584464 , difficulty:  4051469 , date:  "2015-07-30 20:28:53" },
  { height:  584465 , difficulty:  4050663 , date:  "2015-07-30 20:30:20" },
  { height:  584466 , difficulty:  4056370 , date:  "2015-07-30 20:30:43" },
  { height:  584467 , difficulty:  4062782 , date:  "2015-07-30 20:31:49" },
  { height:  584468 , difficulty:  4076595 , date:  "2015-07-30 20:32:22" },
  { height:  584469 , difficulty:  4077970 , date:  "2015-07-30 20:32:23" },
  { height:  584470 , difficulty:  4094450 , date:  "2015-07-30 20:34:24" },
  { height:  584471 , difficulty:  4091074 , date:  "2015-07-30 20:34:27" },
  { height:  584472 , difficulty:  4074155 , date:  "2015-07-30 20:39:17" },
  { height:  584473 , difficulty:  4027866 , date:  "2015-07-30 20:39:21" },
  { height:  584474 , difficulty:  4026051 , date:  "2015-07-30 20:40:34" },
  { height:  584475 , difficulty:  4028291 , date:  "2015-07-30 20:41:25" },
  { height:  584476 , difficulty:  4021015 , date:  "2015-07-30 20:42:34" },
  { height:  584477 , difficulty:  4010809 , date:  "2015-07-30 20:42:41" },
  { height:  584478 , difficulty:  4001559 , date:  "2015-07-30 20:42:44" },
  { height:  584479 , difficulty:  4011529 , date:  "2015-07-30 20:43:02" },
  { height:  584480 , difficulty:  3995893 , date:  "2015-07-30 20:46:10" },
  { height:  584481 , difficulty:  3993911 , date:  "2015-07-30 20:46:12" },
  { height:  584482 , difficulty:  4002638 , date:  "2015-07-30 20:51:56" },
  { height:  584483 , difficulty:  4003809 , date:  "2015-07-30 20:52:45" },
  { height:  584484 , difficulty:  4021875 , date:  "2015-07-30 20:53:11" },
  { height:  584485 , difficulty:  4022943 , date:  "2015-07-30 20:53:21" },
  { height:  584486 , difficulty:  4016824 , date:  "2015-07-30 20:54:04" },
  { height:  584487 , difficulty:  4004282 , date:  "2015-07-30 20:54:25" },
  { height:  584488 , difficulty:  4015703 , date:  "2015-07-30 20:54:53" },
  { height:  584489 , difficulty:  4017717 , date:  "2015-07-30 20:57:59" },
  { height:  584490 , difficulty:  4021986 , date:  "2015-07-30 20:58:54" },
  { height:  584491 , difficulty:  4025217 , date:  "2015-07-30 20:59:11" },
  { height:  584492 , difficulty:  4014723 , date:  "2015-07-30 20:59:13" },
  { height:  584493 , difficulty:  4005662 , date:  "2015-07-30 21:02:36" },
  { height:  584494 , difficulty:  3990049 , date:  "2015-07-30 21:02:38" },
  { height:  584495 , difficulty:  3986849 , date:  "2015-07-30 21:02:49" },
  { height:  584496 , difficulty:  3989666 , date:  "2015-07-30 21:03:43" },
  { height:  584497 , difficulty:  3999093 , date:  "2015-07-30 21:05:39" },
  { height:  584498 , difficulty:  4004688 , date:  "2015-07-30 21:08:57" },
  { height:  584499 , difficulty:  3988296 , date:  "2015-07-30 21:09:04" },
  { height:  584500 , difficulty:  3989892 , date:  "2015-07-30 21:13:36" },
  { height:  584501 , difficulty:  3981302 , date:  "2015-07-30 21:13:37" },
  { height:  584502 , difficulty:  3974763 , date:  "2015-07-30 21:15:09" },
  { height:  584503 , difficulty:  3980862 , date:  "2015-07-30 21:17:24" },
  { height:  584504 , difficulty:  3978068 , date:  "2015-07-30 21:17:29" },
  { height:  584505 , difficulty:  3993325 , date:  "2015-07-30 21:18:29" },
  { height:  584506 , difficulty:  3984223 , date:  "2015-07-30 21:18:51" },
  { height:  584507 , difficulty:  3986998 , date:  "2015-07-30 21:19:24" },
  { height:  584508 , difficulty:  3964132 , date:  "2015-07-30 21:19:43" },
  { height:  584509 , difficulty:  3952410 , date:  "2015-07-30 21:20:28" },
  { height:  584510 , difficulty:  3941987 , date:  "2015-07-30 21:20:37" },
  { height:  584511 , difficulty:  3943598 , date:  "2015-07-30 21:20:44" },
  { height:  584512 , difficulty:  3946014 , date:  "2015-07-30 21:24:16" },
  { height:  584513 , difficulty:  3948121 , date:  "2015-07-30 21:25:08" },
  { height:  584514 , difficulty:  3958009 , date:  "2015-07-30 21:26:46" },
  { height:  584515 , difficulty:  3958695 , date:  "2015-07-30 21:27:37" },
  { height:  584516 , difficulty:  3949766 , date:  "2015-07-30 21:27:40" },
  { height:  584517 , difficulty:  3955261 , date:  "2015-07-30 21:28:24" },
  { height:  584518 , difficulty:  3956628 , date:  "2015-07-30 21:29:09" },
  { height:  584519 , difficulty:  3949577 , date:  "2015-07-30 21:32:50" },
  { height:  584520 , difficulty:  3951413 , date:  "2015-07-30 21:35:34" },
  { height:  584521 , difficulty:  3940225 , date:  "2015-07-30 21:36:42" },
  { height:  584522 , difficulty:  3941853 , date:  "2015-07-30 21:41:44" },
  { height:  584523 , difficulty:  3940270 , date:  "2015-07-30 21:42:31" },
  { height:  584524 , difficulty:  3955867 , date:  "2015-07-30 21:46:37" },
  { height:  584525 , difficulty:  3956445 , date:  "2015-07-30 21:48:21" },
  { height:  584526 , difficulty:  3962693 , date:  "2015-07-30 21:48:26" },
  { height:  584527 , difficulty:  3971108 , date:  "2015-07-30 21:56:11" },
  { height:  584528 , difficulty:  3952280 , date:  "2015-07-30 21:58:53" },
  { height:  584529 , difficulty:  3946267 , date:  "2015-07-30 22:00:59" },
  { height:  584530 , difficulty:  3972697 , date:  "2015-07-30 22:01:07" },
  { height:  584531 , difficulty:  3974561 , date:  "2015-07-30 22:03:20" },
  { height:  584532 , difficulty:  3975282 , date:  "2015-07-30 22:03:22" },
  { height:  584533 , difficulty:  3982272 , date:  "2015-07-30 22:03:40" },
  { height:  584534 , difficulty:  3976584 , date:  "2015-07-30 22:03:57" },
  { height:  584535 , difficulty:  3976879 , date:  "2015-07-30 22:05:26" },
  { height:  584536 , difficulty:  3983050 , date:  "2015-07-30 22:05:29" },
  { height:  584537 , difficulty:  3979809 , date:  "2015-07-30 22:07:29" },
  { height:  584538 , difficulty:  3965871 , date:  "2015-07-30 22:09:15" },
  { height:  584539 , difficulty:  3964082 , date:  "2015-07-30 22:09:17" },
  { height:  584540 , difficulty:  3971628 , date:  "2015-07-30 22:13:45" },
  { height:  584541 , difficulty:  3963954 , date:  "2015-07-30 22:13:50" },
  { height:  584542 , difficulty:  3983779 , date:  "2015-07-30 22:15:42" },
  { height:  584543 , difficulty:  3985129 , date:  "2015-07-30 22:15:59" },
  { height:  584544 , difficulty:  3988855 , date:  "2015-07-30 22:16:17" },
  { height:  584545 , difficulty:  3992816 , date:  "2015-07-30 22:16:20" },
  { height:  584546 , difficulty:  3985936 , date:  "2015-07-30 22:16:26" },
  { height:  584547 , difficulty:  4001848 , date:  "2015-07-30 22:16:59" },
  { height:  584548 , difficulty:  3971881 , date:  "2015-07-30 22:16:59" },
  { height:  584549 , difficulty:  3980754 , date:  "2015-07-30 22:17:48" },
  { height:  584550 , difficulty:  3973696 , date:  "2015-07-30 22:18:11" },
  { height:  584551 , difficulty:  3969734 , date:  "2015-07-30 22:19:32" },
  { height:  584552 , difficulty:  3968873 , date:  "2015-07-30 22:20:26" },
  { height:  584553 , difficulty:  3969203 , date:  "2015-07-30 22:25:45" },
  { height:  584554 , difficulty:  3970038 , date:  "2015-07-30 22:25:56" },
  { height:  584555 , difficulty:  4006026 , date:  "2015-07-30 22:26:42" },
  { height:  584556 , difficulty:  3986325 , date:  "2015-07-30 22:29:00" },
  { height:  584557 , difficulty:  3989511 , date:  "2015-07-30 22:29:03" },
  { height:  584558 , difficulty:  3952242 , date:  "2015-07-30 22:29:40" },
  { height:  584559 , difficulty:  3950900 , date:  "2015-07-30 22:30:45" },
  { height:  584560 , difficulty:  3951910 , date:  "2015-07-30 22:30:51" },
  { height:  584561 , difficulty:  3954103 , date:  "2015-07-30 22:32:47" },
  { height:  584562 , difficulty:  3953983 , date:  "2015-07-30 22:34:34" },
  { height:  584563 , difficulty:  3952623 , date:  "2015-07-30 22:35:12" },
  { height:  584564 , difficulty:  3951824 , date:  "2015-07-30 22:35:15" },
  { height:  584565 , difficulty:  3932370 , date:  "2015-07-30 22:36:26" },
  { height:  584566 , difficulty:  3936914 , date:  "2015-07-30 22:36:59" },
  { height:  584567 , difficulty:  3939943 , date:  "2015-07-30 22:37:44" },
  { height:  584568 , difficulty:  3942300 , date:  "2015-07-30 22:40:02" },
  { height:  584569 , difficulty:  3924667 , date:  "2015-07-30 22:41:38" },
  { height:  584570 , difficulty:  3928261 , date:  "2015-07-30 22:43:28" },
  { height:  584571 , difficulty:  3930437 , date:  "2015-07-30 22:43:33" },
  { height:  584572 , difficulty:  3931224 , date:  "2015-07-30 22:43:39" },
  { height:  584573 , difficulty:  3920520 , date:  "2015-07-30 22:44:29" },
  { height:  584574 , difficulty:  3916011 , date:  "2015-07-30 22:46:18" },
  { height:  584575 , difficulty:  3916313 , date:  "2015-07-30 22:46:23" },
  { height:  584576 , difficulty:  3888529 , date:  "2015-07-30 22:47:13" },
  { height:  584577 , difficulty:  3891658 , date:  "2015-07-30 22:47:14" },
  { height:  584578 , difficulty:  3900848 , date:  "2015-07-30 22:47:45" },
  { height:  584579 , difficulty:  3892078 , date:  "2015-07-30 22:48:56" },
  { height:  584580 , difficulty:  3892452 , date:  "2015-07-30 22:49:36" },
  { height:  584581 , difficulty:  3888727 , date:  "2015-07-30 22:52:26" },
  { height:  584582 , difficulty:  3895907 , date:  "2015-07-30 22:53:37" },
  { height:  584583 , difficulty:  3893653 , date:  "2015-07-30 22:56:48" },
  { height:  584584 , difficulty:  3892944 , date:  "2015-07-30 22:58:21" },
  { height:  584585 , difficulty:  3891051 , date:  "2015-07-30 22:58:24" },
  { height:  584586 , difficulty:  3890945 , date:  "2015-07-30 23:02:34" },
  { height:  584587 , difficulty:  3907410 , date:  "2015-07-30 23:02:36" },
  { height:  584588 , difficulty:  3885809 , date:  "2015-07-30 23:02:53" },
  { height:  584589 , difficulty:  3884708 , date:  "2015-07-30 23:04:40" },
  { height:  584590 , difficulty:  3880260 , date:  "2015-07-30 23:06:49" },
  { height:  584591 , difficulty:  3876976 , date:  "2015-07-30 23:06:51" },
  { height:  584592 , difficulty:  3877683 , date:  "2015-07-30 23:07:03" },
  { height:  584593 , difficulty:  3887469 , date:  "2015-07-30 23:07:47" },
  { height:  584594 , difficulty:  3909095 , date:  "2015-07-30 23:08:15" },
  { height:  584595 , difficulty:  3886406 , date:  "2015-07-30 23:08:41" },
  { height:  584596 , difficulty:  3870989 , date:  "2015-07-30 23:10:05" },
  { height:  584597 , difficulty:  3864423 , date:  "2015-07-30 23:10:55" },
  { height:  584598 , difficulty:  3863099 , date:  "2015-07-30 23:11:00" },
  { height:  584599 , difficulty:  3862290 , date:  "2015-07-30 23:12:39" },
  { height:  584600 , difficulty:  3859090 , date:  "2015-07-30 23:13:46" },
  { height:  584601 , difficulty:  3849985 , date:  "2015-07-30 23:13:52" },
  { height:  584602 , difficulty:  3855215 , date:  "2015-07-30 23:14:46" },
  { height:  584603 , difficulty:  3809963 , date:  "2015-07-30 23:15:30" },
  { height:  584604 , difficulty:  3794668 , date:  "2015-07-30 23:15:51" },
  { height:  584605 , difficulty:  3793604 , date:  "2015-07-30 23:16:37" },
  { height:  584606 , difficulty:  3805798 , date:  "2015-07-30 23:17:07" },
  { height:  584607 , difficulty:  3798835 , date:  "2015-07-30 23:17:13" },
  { height:  584608 , difficulty:  3811563 , date:  "2015-07-30 23:21:09" },
  { height:  584609 , difficulty:  3811764 , date:  "2015-07-30 23:21:16" },
  { height:  584610 , difficulty:  3812451 , date:  "2015-07-30 23:23:07" },
  { height:  584611 , difficulty:  3809207 , date:  "2015-07-30 23:24:50" },
  { height:  584612 , difficulty:  3813881 , date:  "2015-07-30 23:27:14" },
  { height:  584613 , difficulty:  3809729 , date:  "2015-07-30 23:27:18" },
  { height:  584614 , difficulty:  3803229 , date:  "2015-07-30 23:28:55" },
  { height:  584615 , difficulty:  3813196 , date:  "2015-07-30 23:28:56" },
  { height:  584616 , difficulty:  3787207 , date:  "2015-07-30 23:29:44" },
  { height:  584617 , difficulty:  3790578 , date:  "2015-07-30 23:30:18" },
  { height:  584618 , difficulty:  3786797 , date:  "2015-07-30 23:30:35" },
  { height:  584619 , difficulty:  3788156 , date:  "2015-07-30 23:30:42" },
  { height:  584620 , difficulty:  3795331 , date:  "2015-07-30 23:33:13" },
  { height:  584621 , difficulty:  3800495 , date:  "2015-07-30 23:34:01" },
  { height:  584622 , difficulty:  3817501 , date:  "2015-07-30 23:34:11" },
  { height:  584623 , difficulty:  3816049 , date:  "2015-07-30 23:34:13" },
  { height:  584624 , difficulty:  3820176 , date:  "2015-07-30 23:37:04" },
  { height:  584625 , difficulty:  3816108 , date:  "2015-07-30 23:41:27" },
  { height:  584626 , difficulty:  3815372 , date:  "2015-07-30 23:41:28" },
  { height:  584627 , difficulty:  3818880 , date:  "2015-07-30 23:41:32" },
  { height:  584628 , difficulty:  3823410 , date:  "2015-07-30 23:43:05" },
  { height:  584629 , difficulty:  3792861 , date:  "2015-07-30 23:43:10" },
  { height:  584630 , difficulty:  3793896 , date:  "2015-07-30 23:43:37" },
  { height:  584631 , difficulty:  3796710 , date:  "2015-07-30 23:44:28" },
  { height:  584632 , difficulty:  3788680 , date:  "2015-07-30 23:45:45" },
  { height:  584633 , difficulty:  3790260 , date:  "2015-07-30 23:46:40" },
  { height:  584634 , difficulty:  3794858 , date:  "2015-07-30 23:48:44" },
  { height:  584635 , difficulty:  3789553 , date:  "2015-07-30 23:49:06" },
  { height:  584636 , difficulty:  3792537 , date:  "2015-07-30 23:50:45" },
  { height:  584637 , difficulty:  3789430 , date:  "2015-07-30 23:50:48" },
  { height:  584638 , difficulty:  3779531 , date:  "2015-07-30 23:53:23" },
  { height:  584639 , difficulty:  3784065 , date:  "2015-07-30 23:54:29" },
  { height:  584640 , difficulty:  3784518 , date:  "2015-07-30 23:54:53" },
  { height:  584641 , difficulty:  3778770 , date:  "2015-07-30 23:55:13" },
  { height:  584642 , difficulty:  3784968 , date:  "2015-07-30 23:56:17" },
  { height:  584643 , difficulty:  3783713 , date:  "2015-07-30 23:56:56" },
  { height:  584644 , difficulty:  3770765 , date:  "2015-07-30 23:57:08" },
  { height:  584645 , difficulty:  3765048 , date:  "2015-07-30 23:59:31" },
  { height:  584646 , difficulty:  3762389 , date:  "2015-07-31 00:01:53" },
  { height:  584647 , difficulty:  3764168 , date:  "2015-07-31 00:03:59" },
  { height:  584648 , difficulty:  3766548 , date:  "2015-07-31 00:04:14" },
  { height:  584649 , difficulty:  3770494 , date:  "2015-07-31 00:06:24" },
  { height:  584650 , difficulty:  3762022 , date:  "2015-07-31 00:08:30" },
  { height:  584651 , difficulty:  3770868 , date:  "2015-07-31 00:09:57" },
  { height:  584652 , difficulty:  3776125 , date:  "2015-07-31 00:10:02" },
  { height:  584653 , difficulty:  3781093 , date:  "2015-07-31 00:12:09" },
  { height:  584654 , difficulty:  3778365 , date:  "2015-07-31 00:12:24" },
  { height:  584655 , difficulty:  3795702 , date:  "2015-07-31 00:12:54" },
  { height:  584656 , difficulty:  3794010 , date:  "2015-07-31 00:13:20" },
  { height:  584657 , difficulty:  3787522 , date:  "2015-07-31 00:14:06" },
  { height:  584658 , difficulty:  3782374 , date:  "2015-07-31 00:17:31" },
  { height:  584659 , difficulty:  3764965 , date:  "2015-07-31 00:18:36" },
  { height:  584660 , difficulty:  3763294 , date:  "2015-07-31 00:19:09" },
  { height:  584661 , difficulty:  3769206 , date:  "2015-07-31 00:19:59" },
  { height:  584662 , difficulty:  3751107 , date:  "2015-07-31 00:21:29" },
  { height:  584663 , difficulty:  3757188 , date:  "2015-07-31 00:22:11" },
  { height:  584664 , difficulty:  3757911 , date:  "2015-07-31 00:25:40" },
  { height:  584665 , difficulty:  3751778 , date:  "2015-07-31 00:26:34" },
  { height:  584666 , difficulty:  3742815 , date:  "2015-07-31 00:26:57" },
  { height:  584667 , difficulty:  3759054 , date:  "2015-07-31 00:27:18" },
  { height:  584668 , difficulty:  3765219 , date:  "2015-07-31 00:34:33" },
  { height:  584669 , difficulty:  3762964 , date:  "2015-07-31 00:35:23" },
  { height:  584670 , difficulty:  3767655 , date:  "2015-07-31 00:35:26" },
  { height:  584671 , difficulty:  3765510 , date:  "2015-07-31 00:35:47" },
  { height:  584672 , difficulty:  3762458 , date:  "2015-07-31 00:36:32" },
  { height:  584673 , difficulty:  3767365 , date:  "2015-07-31 00:37:23" },
  { height:  584674 , difficulty:  3766894 , date:  "2015-07-31 00:42:28" },
  { height:  584675 , difficulty:  3763469 , date:  "2015-07-31 00:42:33" },
  { height:  584676 , difficulty:  3757693 , date:  "2015-07-31 00:42:55" },
  { height:  584677 , difficulty:  3760253 , date:  "2015-07-31 00:46:01" },
  { height:  584678 , difficulty:  3755365 , date:  "2015-07-31 00:46:28" },
  { height:  584679 , difficulty:  3755485 , date:  "2015-07-31 00:47:00" },
  { height:  584680 , difficulty:  3756661 , date:  "2015-07-31 00:48:11" },
  { height:  584681 , difficulty:  3754607 , date:  "2015-07-31 00:48:42" },
  { height:  584682 , difficulty:  3757001 , date:  "2015-07-31 00:49:47" },
  { height:  584683 , difficulty:  3764898 , date:  "2015-07-31 00:49:49" },
  { height:  584684 , difficulty:  3746720 , date:  "2015-07-31 00:50:33" },
  { height:  584685 , difficulty:  3751758 , date:  "2015-07-31 00:51:12" },
  { height:  584686 , difficulty:  3754027 , date:  "2015-07-31 00:51:19" },
  { height:  584687 , difficulty:  3753849 , date:  "2015-07-31 00:51:32" },
  { height:  584688 , difficulty:  3740889 , date:  "2015-07-31 00:51:34" },
  { height:  584689 , difficulty:  3749310 , date:  "2015-07-31 00:57:55" },
  { height:  584690 , difficulty:  3742588 , date:  "2015-07-31 00:57:58" },
  { height:  584691 , difficulty:  3744286 , date:  "2015-07-31 00:59:58" },
  { height:  584692 , difficulty:  3744672 , date:  "2015-07-31 01:00:49" },
  { height:  584693 , difficulty:  3744545 , date:  "2015-07-31 01:01:04" },
  { height:  584694 , difficulty:  3747158 , date:  "2015-07-31 01:06:29" },
  { height:  584695 , difficulty:  3754677 , date:  "2015-07-31 01:06:31" },
  { height:  584696 , difficulty:  3749165 , date:  "2015-07-31 01:07:05" },
  { height:  584697 , difficulty:  3750516 , date:  "2015-07-31 01:07:09" },
  { height:  584698 , difficulty:  3767540 , date:  "2015-07-31 01:07:53" },
  { height:  584699 , difficulty:  3767429 , date:  "2015-07-31 01:08:45" },
  { height:  584700 , difficulty:  3752954 , date:  "2015-07-31 01:10:09" },
  { height:  584701 , difficulty:  3733225 , date:  "2015-07-31 01:10:15" },
  { height:  584702 , difficulty:  3742892 , date:  "2015-07-31 01:12:54" },
  { height:  584703 , difficulty:  3743044 , date:  "2015-07-31 01:14:30" },
  { height:  584704 , difficulty:  3749262 , date:  "2015-07-31 01:14:41" },
  { height:  584705 , difficulty:  3751041 , date:  "2015-07-31 01:15:14" },
  { height:  584706 , difficulty:  3748409 , date:  "2015-07-31 01:15:28" },
  { height:  584707 , difficulty:  3749905 , date:  "2015-07-31 01:15:50" },
  { height:  584708 , difficulty:  3766054 , date:  "2015-07-31 01:17:25" },
  { height:  584709 , difficulty:  3766671 , date:  "2015-07-31 01:19:38" },
  { height:  584710 , difficulty:  3770668 , date:  "2015-07-31 01:19:57" },
  { height:  584711 , difficulty:  3770874 , date:  "2015-07-31 01:20:28" },
  { height:  584712 , difficulty:  3763280 , date:  "2015-07-31 01:25:45" },
  { height:  584713 , difficulty:  3772582 , date:  "2015-07-31 01:26:15" },
  { height:  584714 , difficulty:  3757262 , date:  "2015-07-31 01:27:31" },
  { height:  584715 , difficulty:  3767114 , date:  "2015-07-31 01:27:57" },
  { height:  584716 , difficulty:  3765028 , date:  "2015-07-31 01:28:22" },
  { height:  584717 , difficulty:  3764307 , date:  "2015-07-31 01:29:37" },
  { height:  584718 , difficulty:  3763514 , date:  "2015-07-31 01:31:08" },
  { height:  584719 , difficulty:  3762919 , date:  "2015-07-31 01:31:48" },
  { height:  584720 , difficulty:  3764866 , date:  "2015-07-31 01:33:35" },
  { height:  584721 , difficulty:  3750855 , date:  "2015-07-31 01:34:58" },
  { height:  584722 , difficulty:  3742891 , date:  "2015-07-31 01:35:50" },
  { height:  584723 , difficulty:  3736697 , date:  "2015-07-31 01:36:23" },
  { height:  584724 , difficulty:  3737233 , date:  "2015-07-31 01:36:50" },
  { height:  584725 , difficulty:  3733799 , date:  "2015-07-31 01:37:57" },
  { height:  584726 , difficulty:  3721646 , date:  "2015-07-31 01:39:25" },
  { height:  584727 , difficulty:  3716522 , date:  "2015-07-31 01:39:57" },
  { height:  584728 , difficulty:  3725496 , date:  "2015-07-31 01:40:02" },
  { height:  584729 , difficulty:  3717676 , date:  "2015-07-31 01:43:55" },
  { height:  584730 , difficulty:  3722692 , date:  "2015-07-31 01:44:19" },
  { height:  584731 , difficulty:  3720637 , date:  "2015-07-31 01:44:42" },
  { height:  584732 , difficulty:  3719447 , date:  "2015-07-31 01:45:13" },
  { height:  584733 , difficulty:  3730846 , date:  "2015-07-31 01:45:55" },
  { height:  584734 , difficulty:  3711867 , date:  "2015-07-31 01:45:59" },
  { height:  584735 , difficulty:  3705554 , date:  "2015-07-31 01:47:06" },
  { height:  584736 , difficulty:  3710054 , date:  "2015-07-31 01:49:31" },
  { height:  584737 , difficulty:  3706698 , date:  "2015-07-31 01:49:57" },
  { height:  584738 , difficulty:  3700260 , date:  "2015-07-31 01:50:17" },
  { height:  584739 , difficulty:  3701305 , date:  "2015-07-31 01:56:40" },
  { height:  584740 , difficulty:  3682929 , date:  "2015-07-31 01:57:02" },
  { height:  584741 , difficulty:  3677806 , date:  "2015-07-31 01:57:50" },
  { height:  584742 , difficulty:  3675702 , date:  "2015-07-31 01:58:23" },
  { height:  584743 , difficulty:  3701822 , date:  "2015-07-31 02:01:19" },
  { height:  584744 , difficulty:  3660872 , date:  "2015-07-31 02:01:48" },
  { height:  584745 , difficulty:  3657041 , date:  "2015-07-31 02:01:51" },
  { height:  584746 , difficulty:  3656781 , date:  "2015-07-31 02:03:18" },
  { height:  584747 , difficulty:  3655715 , date:  "2015-07-31 02:03:51" },
  { height:  584748 , difficulty:  3657544 , date:  "2015-07-31 02:04:18" },
  { height:  584749 , difficulty:  3662767 , date:  "2015-07-31 02:05:26" },
  { height:  584750 , difficulty:  3637055 , date:  "2015-07-31 02:06:06" },
  { height:  584751 , difficulty:  3647313 , date:  "2015-07-31 02:06:12" },
  { height:  584752 , difficulty:  3647554 , date:  "2015-07-31 02:07:38" },
  { height:  584753 , difficulty:  3650211 , date:  "2015-07-31 02:08:19" },
  { height:  584754 , difficulty:  3654906 , date:  "2015-07-31 02:09:26" },
  { height:  584755 , difficulty:  3651957 , date:  "2015-07-31 02:09:57" },
  { height:  584756 , difficulty:  3648625 , date:  "2015-07-31 02:10:44" },
  { height:  584757 , difficulty:  3656198 , date:  "2015-07-31 02:14:37" },
  { height:  584758 , difficulty:  3650233 , date:  "2015-07-31 02:15:37" },
  { height:  584759 , difficulty:  3651563 , date:  "2015-07-31 02:16:10" },
  { height:  584760 , difficulty:  3652870 , date:  "2015-07-31 02:16:14" },
  { height:  584761 , difficulty:  3648974 , date:  "2015-07-31 02:18:57" },
  { height:  584762 , difficulty:  3652371 , date:  "2015-07-31 02:19:21" },
  { height:  584763 , difficulty:  3660840 , date:  "2015-07-31 02:19:28" },
  { height:  584764 , difficulty:  3660952 , date:  "2015-07-31 02:19:35" },
  { height:  584765 , difficulty:  3639001 , date:  "2015-07-31 02:21:02" },
  { height:  584766 , difficulty:  3638823 , date:  "2015-07-31 02:21:23" },
  { height:  584767 , difficulty:  3645502 , date:  "2015-07-31 02:21:24" },
  { height:  584768 , difficulty:  3640674 , date:  "2015-07-31 02:22:26" },
  { height:  584769 , difficulty:  3640474 , date:  "2015-07-31 02:23:03" },
  { height:  584770 , difficulty:  3620819 , date:  "2015-07-31 02:23:29" },
  { height:  584771 , difficulty:  3633050 , date:  "2015-07-31 02:23:30" },
  { height:  584772 , difficulty:  3632299 , date:  "2015-07-31 02:23:36" },
  { height:  584773 , difficulty:  3644438 , date:  "2015-07-31 02:23:40" },
  { height:  584774 , difficulty:  3650077 , date:  "2015-07-31 02:27:01" },
  { height:  584775 , difficulty:  3647411 , date:  "2015-07-31 02:30:48" },
  { height:  584776 , difficulty:  3645287 , date:  "2015-07-31 02:31:07" },
  { height:  584777 , difficulty:  3653491 , date:  "2015-07-31 02:31:23" },
  { height:  584778 , difficulty:  3638897 , date:  "2015-07-31 02:34:22" },
  { height:  584779 , difficulty:  3630379 , date:  "2015-07-31 02:34:28" },
  { height:  584780 , difficulty:  3629576 , date:  "2015-07-31 02:34:36" },
  { height:  584781 , difficulty:  3628037 , date:  "2015-07-31 02:35:20" },
  { height:  584782 , difficulty:  3631658 , date:  "2015-07-31 02:35:40" },
  { height:  584783 , difficulty:  3645041 , date:  "2015-07-31 02:36:56" },
  { height:  584784 , difficulty:  3636296 , date:  "2015-07-31 02:36:58" },
  { height:  584785 , difficulty:  3625851 , date:  "2015-07-31 02:38:04" },
  { height:  584786 , difficulty:  3628898 , date:  "2015-07-31 02:38:35" },
  { height:  584787 , difficulty:  3626038 , date:  "2015-07-31 02:39:57" },
  { height:  584788 , difficulty:  3605019 , date:  "2015-07-31 02:40:41" },
  { height:  584789 , difficulty:  3606923 , date:  "2015-07-31 02:40:44" },
  { height:  584790 , difficulty:  3602560 , date:  "2015-07-31 02:47:08" },
  { height:  584791 , difficulty:  3600337 , date:  "2015-07-31 02:47:12" },
  { height:  584792 , difficulty:  3602567 , date:  "2015-07-31 02:48:15" },
  { height:  584793 , difficulty:  3600337 , date:  "2015-07-31 02:48:29" },
  { height:  584794 , difficulty:  3592225 , date:  "2015-07-31 02:48:33" },
  { height:  584795 , difficulty:  3590184 , date:  "2015-07-31 02:48:46" },
  { height:  584796 , difficulty:  3584900 , date:  "2015-07-31 02:53:42" },
  { height:  584797 , difficulty:  3596304 , date:  "2015-07-31 02:53:45" },
  { height:  584798 , difficulty:  3591506 , date:  "2015-07-31 02:55:17" },
  { height:  584799 , difficulty:  3588345 , date:  "2015-07-31 02:57:27" },
  { height:  584800 , difficulty:  3597098 , date:  "2015-07-31 02:58:18" },
  { height:  584801 , difficulty:  3592899 , date:  "2015-07-31 02:58:23" },
  { height:  584802 , difficulty:  3588050 , date:  "2015-07-31 02:58:45" },
  { height:  584803 , difficulty:  3587855 , date:  "2015-07-31 02:59:21" },
  { height:  584804 , difficulty:  3587856 , date:  "2015-07-31 02:59:28" },
  { height:  584805 , difficulty:  3566804 , date:  "2015-07-31 03:01:44" },
  { height:  584806 , difficulty:  3568405 , date:  "2015-07-31 03:01:51" },
  { height:  584807 , difficulty:  3574023 , date:  "2015-07-31 03:05:51" },
  { height:  584808 , difficulty:  3576957 , date:  "2015-07-31 03:06:42" },
  { height:  584809 , difficulty:  3574010 , date:  "2015-07-31 03:08:08" },
  { height:  584810 , difficulty:  3589407 , date:  "2015-07-31 03:08:12" },
  { height:  584811 , difficulty:  3588108 , date:  "2015-07-31 03:09:02" },
  { height:  584812 , difficulty:  3580202 , date:  "2015-07-31 03:10:46" },
  { height:  584813 , difficulty:  3587451 , date:  "2015-07-31 03:10:51" },
  { height:  584814 , difficulty:  3586563 , date:  "2015-07-31 03:11:21" },
  { height:  584815 , difficulty:  3556806 , date:  "2015-07-31 03:11:35" },
  { height:  584816 , difficulty:  3555182 , date:  "2015-07-31 03:12:28" },
  { height:  584817 , difficulty:  3553718 , date:  "2015-07-31 03:12:58" },
  { height:  584818 , difficulty:  3550653 , date:  "2015-07-31 03:13:18" },
  { height:  584819 , difficulty:  3550161 , date:  "2015-07-31 03:14:06" },
  { height:  584820 , difficulty:  3547191 , date:  "2015-07-31 03:18:18" },
  { height:  584821 , difficulty:  3549706 , date:  "2015-07-31 03:21:46" },
  { height:  584822 , difficulty:  3548841 , date:  "2015-07-31 03:21:49" },
  { height:  584823 , difficulty:  3548225 , date:  "2015-07-31 03:21:51" },
  { height:  584824 , difficulty:  3547709 , date:  "2015-07-31 03:21:57" },
  { height:  584825 , difficulty:  3547371 , date:  "2015-07-31 03:22:38" },
  { height:  584826 , difficulty:  3552858 , date:  "2015-07-31 03:23:05" },
  { height:  584827 , difficulty:  3551793 , date:  "2015-07-31 03:23:08" },
  { height:  584828 , difficulty:  3553660 , date:  "2015-07-31 03:24:23" },
  { height:  584829 , difficulty:  3555184 , date:  "2015-07-31 03:24:47" },
  { height:  584830 , difficulty:  3548722 , date:  "2015-07-31 03:27:16" },
  { height:  584831 , difficulty:  3547039 , date:  "2015-07-31 03:29:38" },
  { height:  584832 , difficulty:  3549530 , date:  "2015-07-31 03:29:42" },
  { height:  584833 , difficulty:  3528799 , date:  "2015-07-31 03:29:58" },
  { height:  584834 , difficulty:  3537002 , date:  "2015-07-31 03:32:07" },
  { height:  584835 , difficulty:  3533582 , date:  "2015-07-31 03:33:42" },
  { height:  584836 , difficulty:  3541820 , date:  "2015-07-31 03:35:11" },
  { height:  584837 , difficulty:  3531157 , date:  "2015-07-31 03:35:36" },
  { height:  584838 , difficulty:  3528458 , date:  "2015-07-31 03:36:46" },
  { height:  584839 , difficulty:  3527550 , date:  "2015-07-31 03:37:40" },
  { height:  584840 , difficulty:  3541349 , date:  "2015-07-31 03:41:32" },
  { height:  584841 , difficulty:  3533337 , date:  "2015-07-31 03:44:33" },
  { height:  584842 , difficulty:  3531843 , date:  "2015-07-31 03:47:59" },
  { height:  584843 , difficulty:  3538248 , date:  "2015-07-31 03:48:21" },
  { height:  584844 , difficulty:  3547412 , date:  "2015-07-31 03:50:52" },
  { height:  584845 , difficulty:  3543601 , date:  "2015-07-31 03:53:23" },
  { height:  584846 , difficulty:  3544740 , date:  "2015-07-31 03:53:24" },
  { height:  584847 , difficulty:  3544323 , date:  "2015-07-31 03:54:48" },
  { height:  584848 , difficulty:  3544154 , date:  "2015-07-31 03:55:44" },
  { height:  584849 , difficulty:  3551409 , date:  "2015-07-31 03:56:00" },
  { height:  584850 , difficulty:  3533548 , date:  "2015-07-31 03:56:27" },
  { height:  584851 , difficulty:  3521086 , date:  "2015-07-31 03:57:22" },
  { height:  584852 , difficulty:  3519110 , date:  "2015-07-31 03:57:39" },
  { height:  584853 , difficulty:  3523036 , date:  "2015-07-31 03:58:51" },
  { height:  584854 , difficulty:  3521500 , date:  "2015-07-31 04:01:05" },
  { height:  584855 , difficulty:  3520471 , date:  "2015-07-31 04:02:58" },
  { height:  584856 , difficulty:  3527615 , date:  "2015-07-31 04:06:15" },
  { height:  584857 , difficulty:  3526908 , date:  "2015-07-31 04:06:20" },
  { height:  584858 , difficulty:  3526479 , date:  "2015-07-31 04:07:16" },
  { height:  584859 , difficulty:  3519596 , date:  "2015-07-31 04:07:19" },
  { height:  584860 , difficulty:  3528176 , date:  "2015-07-31 04:10:11" },
  { height:  584861 , difficulty:  3525123 , date:  "2015-07-31 04:10:45" },
  { height:  584862 , difficulty:  3523930 , date:  "2015-07-31 04:11:56" },
  { height:  584863 , difficulty:  3517199 , date:  "2015-07-31 04:12:28" },
  { height:  584864 , difficulty:  3513002 , date:  "2015-07-31 04:12:34" },
  { height:  584865 , difficulty:  3516426 , date:  "2015-07-31 04:12:48" },
  { height:  584866 , difficulty:  3482646 , date:  "2015-07-31 04:15:08" },
  { height:  584867 , difficulty:  3493341 , date:  "2015-07-31 04:15:24" },
  { height:  584868 , difficulty:  3496186 , date:  "2015-07-31 04:15:25" },
  { height:  584869 , difficulty:  3503041 , date:  "2015-07-31 04:15:30" },
  { height:  584870 , difficulty:  3506667 , date:  "2015-07-31 04:16:41" },
  { height:  584871 , difficulty:  3506087 , date:  "2015-07-31 04:17:54" },
  { height:  584872 , difficulty:  3491160 , date:  "2015-07-31 04:17:59" },
  { height:  584873 , difficulty:  3502853 , date:  "2015-07-31 04:18:11" },
  { height:  584874 , difficulty:  3495251 , date:  "2015-07-31 04:20:46" },
  { height:  584875 , difficulty:  3486541 , date:  "2015-07-31 04:21:20" },
  { height:  584876 , difficulty:  3483583 , date:  "2015-07-31 04:21:46" },
  { height:  584877 , difficulty:  3490811 , date:  "2015-07-31 04:21:52" },
  { height:  584878 , difficulty:  3488695 , date:  "2015-07-31 04:22:00" },
  { height:  584879 , difficulty:  3509886 , date:  "2015-07-31 04:22:30" },
  { height:  584880 , difficulty:  3517826 , date:  "2015-07-31 04:22:59" },
  { height:  584881 , difficulty:  3508616 , date:  "2015-07-31 04:23:40" },
  { height:  584882 , difficulty:  3511083 , date:  "2015-07-31 04:24:24" },
  { height:  584883 , difficulty:  3493578 , date:  "2015-07-31 04:24:28" },
  { height:  584884 , difficulty:  3489006 , date:  "2015-07-31 04:24:59" },
  { height:  584885 , difficulty:  3493528 , date:  "2015-07-31 04:25:08" },
  { height:  584886 , difficulty:  3494632 , date:  "2015-07-31 04:26:10" },
  { height:  584887 , difficulty:  3492084 , date:  "2015-07-31 04:26:34" },
  { height:  584888 , difficulty:  3489710 , date:  "2015-07-31 04:27:03" },
  { height:  584889 , difficulty:  3491266 , date:  "2015-07-31 04:29:01" },
  { height:  584890 , difficulty:  3495084 , date:  "2015-07-31 04:29:10" },
  { height:  584891 , difficulty:  3493387 , date:  "2015-07-31 04:31:11" },
  { height:  584892 , difficulty:  3491939 , date:  "2015-07-31 04:31:17" },
  { height:  584893 , difficulty:  3491624 , date:  "2015-07-31 04:32:41" },
  { height:  584894 , difficulty:  3499823 , date:  "2015-07-31 04:37:17" },
  { height:  584895 , difficulty:  3495319 , date:  "2015-07-31 04:37:41" },
  { height:  584896 , difficulty:  3494298 , date:  "2015-07-31 04:38:48" },
  { height:  584897 , difficulty:  3476049 , date:  "2015-07-31 04:42:28" },
  { height:  584898 , difficulty:  3491053 , date:  "2015-07-31 04:44:36" },
  { height:  584899 , difficulty:  3492390 , date:  "2015-07-31 04:44:40" },
  { height:  584900 , difficulty:  3492945 , date:  "2015-07-31 04:46:01" },
  { height:  584901 , difficulty:  3490014 , date:  "2015-07-31 04:46:52" },
  { height:  584902 , difficulty:  3489535 , date:  "2015-07-31 04:47:06" },
  { height:  584903 , difficulty:  3490232 , date:  "2015-07-31 04:47:09" },
  { height:  584904 , difficulty:  3488429 , date:  "2015-07-31 04:48:05" },
  { height:  584905 , difficulty:  3488523 , date:  "2015-07-31 04:49:32" },
  { height:  584906 , difficulty:  3479407 , date:  "2015-07-31 04:49:33" },
  { height:  584907 , difficulty:  3482426 , date:  "2015-07-31 04:51:57" },
  { height:  584908 , difficulty:  3488073 , date:  "2015-07-31 04:52:00" },
  { height:  584909 , difficulty:  3490459 , date:  "2015-07-31 04:52:03" },
  { height:  584910 , difficulty:  3481755 , date:  "2015-07-31 04:54:17" },
  { height:  584911 , difficulty:  3472898 , date:  "2015-07-31 04:56:09" },
  { height:  584912 , difficulty:  3466166 , date:  "2015-07-31 04:56:38" },
  { height:  584913 , difficulty:  3470514 , date:  "2015-07-31 04:57:46" },
  { height:  584914 , difficulty:  3469514 , date:  "2015-07-31 04:57:47" },
  { height:  584915 , difficulty:  3465444 , date:  "2015-07-31 04:58:32" },
  { height:  584916 , difficulty:  3475122 , date:  "2015-07-31 04:58:57" },
  { height:  584917 , difficulty:  3461003 , date:  "2015-07-31 04:59:08" },
  { height:  584918 , difficulty:  3442734 , date:  "2015-07-31 05:00:47" },
  { height:  584919 , difficulty:  3452621 , date:  "2015-07-31 05:01:19" },
  { height:  584920 , difficulty:  3439227 , date:  "2015-07-31 05:01:23" },
  { height:  584921 , difficulty:  3427599 , date:  "2015-07-31 05:01:48" },
  { height:  584922 , difficulty:  3429230 , date:  "2015-07-31 05:03:16" },
  { height:  584923 , difficulty:  3428665 , date:  "2015-07-31 05:03:40" },
  { height:  584924 , difficulty:  3432233 , date:  "2015-07-31 05:03:48" },
  { height:  584925 , difficulty:  3437020 , date:  "2015-07-31 05:04:14" },
  { height:  584926 , difficulty:  3442717 , date:  "2015-07-31 05:04:24" },
  { height:  584927 , difficulty:  3443651 , date:  "2015-07-31 05:04:44" },
  { height:  584928 , difficulty:  3447565 , date:  "2015-07-31 05:04:49" },
  { height:  584929 , difficulty:  3443987 , date:  "2015-07-31 05:05:59" },
  { height:  584930 , difficulty:  3433142 , date:  "2015-07-31 05:06:29" },
  { height:  584931 , difficulty:  3428085 , date:  "2015-07-31 05:07:12" },
  { height:  584932 , difficulty:  3411056 , date:  "2015-07-31 05:07:43" },
  { height:  584933 , difficulty:  3410915 , date:  "2015-07-31 05:07:45" },
  { height:  584934 , difficulty:  3412946 , date:  "2015-07-31 05:07:48" },
  { height:  584935 , difficulty:  3412371 , date:  "2015-07-31 05:08:06" },
  { height:  584936 , difficulty:  3399726 , date:  "2015-07-31 05:10:00" },
  { height:  584937 , difficulty:  3403313 , date:  "2015-07-31 05:10:05" },
  { height:  584938 , difficulty:  3401316 , date:  "2015-07-31 05:10:21" },
  { height:  584939 , difficulty:  3398377 , date:  "2015-07-31 05:10:29" },
  { height:  584940 , difficulty:  3401835 , date:  "2015-07-31 05:10:58" },
  { height:  584941 , difficulty:  3400387 , date:  "2015-07-31 05:12:13" },
  { height:  584942 , difficulty:  3389343 , date:  "2015-07-31 05:12:40" },
  { height:  584943 , difficulty:  3389290 , date:  "2015-07-31 05:12:58" },
  { height:  584944 , difficulty:  3388656 , date:  "2015-07-31 05:13:04" },
  { height:  584945 , difficulty:  3396249 , date:  "2015-07-31 05:13:46" },
  { height:  584946 , difficulty:  3390084 , date:  "2015-07-31 05:16:32" },
  { height:  584947 , difficulty:  3389475 , date:  "2015-07-31 05:16:33" },
  { height:  584948 , difficulty:  3402913 , date:  "2015-07-31 05:16:38" },
  { height:  584949 , difficulty:  3403076 , date:  "2015-07-31 05:17:33" },
  { height:  584950 , difficulty:  3394042 , date:  "2015-07-31 05:18:20" },
  { height:  584951 , difficulty:  3403497 , date:  "2015-07-31 05:18:57" },
  { height:  584952 , difficulty:  3400859 , date:  "2015-07-31 05:20:44" },
  { height:  584953 , difficulty:  3400303 , date:  "2015-07-31 05:23:00" },
  { height:  584954 , difficulty:  3406342 , date:  "2015-07-31 05:23:20" },
  { height:  584955 , difficulty:  3406756 , date:  "2015-07-31 05:23:26" },
  { height:  584956 , difficulty:  3403749 , date:  "2015-07-31 05:24:22" },
  { height:  584957 , difficulty:  3403914 , date:  "2015-07-31 05:25:36" },
  { height:  584958 , difficulty:  3404877 , date:  "2015-07-31 05:28:02" },
  { height:  584959 , difficulty:  3408004 , date:  "2015-07-31 05:28:44" },
  { height:  584960 , difficulty:  3432211 , date:  "2015-07-31 05:29:16" },
  { height:  584961 , difficulty:  3435589 , date:  "2015-07-31 05:29:29" },
  { height:  584962 , difficulty:  3438708 , date:  "2015-07-31 05:30:28" },
  { height:  584963 , difficulty:  3440938 , date:  "2015-07-31 05:31:34" },
  { height:  584964 , difficulty:  3440010 , date:  "2015-07-31 05:31:59" },
  { height:  584965 , difficulty:  3435315 , date:  "2015-07-31 05:32:05" },
  { height:  584966 , difficulty:  3438164 , date:  "2015-07-31 05:32:20" },
  { height:  584967 , difficulty:  3427162 , date:  "2015-07-31 05:34:38" },
  { height:  584968 , difficulty:  3432201 , date:  "2015-07-31 05:36:08" },
  { height:  584969 , difficulty:  3428204 , date:  "2015-07-31 05:38:14" },
  { height:  584970 , difficulty:  3405725 , date:  "2015-07-31 05:39:04" },
  { height:  584971 , difficulty:  3411373 , date:  "2015-07-31 05:40:00" },
  { height:  584972 , difficulty:  3405518 , date:  "2015-07-31 05:40:39" },
  { height:  584973 , difficulty:  3391785 , date:  "2015-07-31 05:40:51" },
  { height:  584974 , difficulty:  3380528 , date:  "2015-07-31 05:40:53" },
  { height:  584975 , difficulty:  3381083 , date:  "2015-07-31 05:41:46" },
  { height:  584976 , difficulty:  3377984 , date:  "2015-07-31 05:44:26" },
  { height:  584977 , difficulty:  3373212 , date:  "2015-07-31 05:44:28" },
  { height:  584978 , difficulty:  3385924 , date:  "2015-07-31 05:46:02" },
  { height:  584979 , difficulty:  3388450 , date:  "2015-07-31 05:48:18" },
  { height:  584980 , difficulty:  3387302 , date:  "2015-07-31 05:48:41" },
  { height:  584981 , difficulty:  3394168 , date:  "2015-07-31 05:50:00" },
  { height:  584982 , difficulty:  3395994 , date:  "2015-07-31 05:52:52" },
  { height:  584983 , difficulty:  3383479 , date:  "2015-07-31 05:52:54" },
  { height:  584984 , difficulty:  3383096 , date:  "2015-07-31 05:53:34" },
  { height:  584985 , difficulty:  3383637 , date:  "2015-07-31 05:56:09" },
  { height:  584986 , difficulty:  3372374 , date:  "2015-07-31 05:56:48" },
  { height:  584987 , difficulty:  3362399 , date:  "2015-07-31 05:56:52" },
  { height:  584988 , difficulty:  3360561 , date:  "2015-07-31 05:58:22" },
  { height:  584989 , difficulty:  3354394 , date:  "2015-07-31 05:58:46" },
  { height:  584990 , difficulty:  3356914 , date:  "2015-07-31 05:59:55" },
  { height:  584991 , difficulty:  3357523 , date:  "2015-07-31 05:59:59" },
  { height:  584992 , difficulty:  3360748 , date:  "2015-07-31 06:00:46" },
  { height:  584993 , difficulty:  3360337 , date:  "2015-07-31 06:01:41" },
  { height:  584994 , difficulty:  3355282 , date:  "2015-07-31 06:01:52" },
  { height:  584995 , difficulty:  3351995 , date:  "2015-07-31 06:03:40" },
  { height:  584996 , difficulty:  3355576 , date:  "2015-07-31 06:05:15" },
  { height:  584997 , difficulty:  3354053 , date:  "2015-07-31 06:05:19" },
  { height:  584998 , difficulty:  3353275 , date:  "2015-07-31 06:11:41" },
  { height:  584999 , difficulty:  3351509 , date:  "2015-07-31 06:11:42" },
  { height:  585000 , difficulty:  3388866 , date:  "2015-07-31 06:11:48" },
  { height:  585001 , difficulty:  3386752 , date:  "2015-07-31 06:12:18" },
  { height:  585002 , difficulty:  3385325 , date:  "2015-07-31 06:12:33" },
  { height:  585003 , difficulty:  3400644 , date:  "2015-07-31 06:12:43" },
  { height:  585004 , difficulty:  3402442 , date:  "2015-07-31 06:14:08" },
  { height:  585005 , difficulty:  3401956 , date:  "2015-07-31 06:15:48" },
  { height:  585006 , difficulty:  3402626 , date:  "2015-07-31 06:15:49" },
  { height:  585007 , difficulty:  3399739 , date:  "2015-07-31 06:16:13" },
  { height:  585008 , difficulty:  3403678 , date:  "2015-07-31 06:17:07" },
  { height:  585009 , difficulty:  3415112 , date:  "2015-07-31 06:17:35" },
  { height:  585010 , difficulty:  3416587 , date:  "2015-07-31 06:18:47" },
  { height:  585011 , difficulty:  3432410 , date:  "2015-07-31 06:18:56" },
  { height:  585012 , difficulty:  3421924 , date:  "2015-07-31 06:18:57" },
  { height:  585013 , difficulty:  3453022 , date:  "2015-07-31 06:21:38" },
  { height:  585014 , difficulty:  3454350 , date:  "2015-07-31 06:21:41" },
  { height:  585015 , difficulty:  3462868 , date:  "2015-07-31 06:25:59" },
  { height:  585016 , difficulty:  3461217 , date:  "2015-07-31 06:26:09" },
  { height:  585017 , difficulty:  3456045 , date:  "2015-07-31 06:26:23" },
  { height:  585018 , difficulty:  3452792 , date:  "2015-07-31 06:26:43" },
  { height:  585019 , difficulty:  3450592 , date:  "2015-07-31 06:29:28" },
  { height:  585020 , difficulty:  3450483 , date:  "2015-07-31 06:31:23" },
  { height:  585021 , difficulty:  3453981 , date:  "2015-07-31 06:32:16" },
  { height:  585022 , difficulty:  3438956 , date:  "2015-07-31 06:33:18" },
  { height:  585023 , difficulty:  3438245 , date:  "2015-07-31 06:33:47" },
  { height:  585024 , difficulty:  3440618 , date:  "2015-07-31 06:33:53" },
  { height:  585025 , difficulty:  3448654 , date:  "2015-07-31 06:36:08" },
  { height:  585026 , difficulty:  3443859 , date:  "2015-07-31 06:36:44" },
  { height:  585027 , difficulty:  3443892 , date:  "2015-07-31 06:38:13" },
  { height:  585028 , difficulty:  3434176 , date:  "2015-07-31 06:38:18" },
  { height:  585029 , difficulty:  3434194 , date:  "2015-07-31 06:38:45" },
  { height:  585030 , difficulty:  3431971 , date:  "2015-07-31 06:40:11" },
  { height:  585031 , difficulty:  3434157 , date:  "2015-07-31 06:41:03" },
  { height:  585032 , difficulty:  3428512 , date:  "2015-07-31 06:42:53" },
  { height:  585033 , difficulty:  3443163 , date:  "2015-07-31 06:45:14" },
  { height:  585034 , difficulty:  3439029 , date:  "2015-07-31 06:46:16" },
  { height:  585035 , difficulty:  3434741 , date:  "2015-07-31 06:46:43" },
  { height:  585036 , difficulty:  3433159 , date:  "2015-07-31 06:49:39" },
  { height:  585037 , difficulty:  3436024 , date:  "2015-07-31 06:50:22" },
  { height:  585038 , difficulty:  3430644 , date:  "2015-07-31 06:52:15" },
  { height:  585039 , difficulty:  3427714 , date:  "2015-07-31 06:52:32" },
  { height:  585040 , difficulty:  3425621 , date:  "2015-07-31 06:53:08" },
  { height:  585041 , difficulty:  3433426 , date:  "2015-07-31 06:53:14" },
  { height:  585042 , difficulty:  3431763 , date:  "2015-07-31 06:53:38" },
  { height:  585043 , difficulty:  3425308 , date:  "2015-07-31 06:56:29" },
  { height:  585044 , difficulty:  3421126 , date:  "2015-07-31 06:57:20" },
  { height:  585045 , difficulty:  3413326 , date:  "2015-07-31 06:57:27" },
  { height:  585046 , difficulty:  3417216 , date:  "2015-07-31 06:58:00" },
  { height:  585047 , difficulty:  3412768 , date:  "2015-07-31 06:59:01" },
  { height:  585048 , difficulty:  3424373 , date:  "2015-07-31 06:59:22" },
  { height:  585049 , difficulty:  3424010 , date:  "2015-07-31 07:02:03" },
  { height:  585050 , difficulty:  3427789 , date:  "2015-07-31 07:03:13" },
  { height:  585051 , difficulty:  3422619 , date:  "2015-07-31 07:04:58" },
  { height:  585052 , difficulty:  3414089 , date:  "2015-07-31 07:05:17" },
  { height:  585053 , difficulty:  3421469 , date:  "2015-07-31 07:06:03" },
  { height:  585054 , difficulty:  3412457 , date:  "2015-07-31 07:06:04" },
  { height:  585055 , difficulty:  3411410 , date:  "2015-07-31 07:06:10" },
  { height:  585056 , difficulty:  3410884 , date:  "2015-07-31 07:06:55" },
  { height:  585057 , difficulty:  3414868 , date:  "2015-07-31 07:07:10" },
  { height:  585058 , difficulty:  3431312 , date:  "2015-07-31 07:07:27" },
  { height:  585059 , difficulty:  3434635 , date:  "2015-07-31 07:08:07" },
  { height:  585060 , difficulty:  3430423 , date:  "2015-07-31 07:08:10" },
  { height:  585061 , difficulty:  3426047 , date:  "2015-07-31 07:09:01" },
  { height:  585062 , difficulty:  3423394 , date:  "2015-07-31 07:09:14" },
  { height:  585063 , difficulty:  3423159 , date:  "2015-07-31 07:10:23" },
  { height:  585064 , difficulty:  3419609 , date:  "2015-07-31 07:11:14" },
  { height:  585065 , difficulty:  3416909 , date:  "2015-07-31 07:12:22" },
  { height:  585066 , difficulty:  3410237 , date:  "2015-07-31 07:12:40" },
  { height:  585067 , difficulty:  3409116 , date:  "2015-07-31 07:13:21" },
  { height:  585068 , difficulty:  3405735 , date:  "2015-07-31 07:13:38" },
  { height:  585069 , difficulty:  3400108 , date:  "2015-07-31 07:13:43" },
  { height:  585070 , difficulty:  3402381 , date:  "2015-07-31 07:14:02" },
  { height:  585071 , difficulty:  3406091 , date:  "2015-07-31 07:14:45" },
  { height:  585072 , difficulty:  3434249 , date:  "2015-07-31 07:15:33" },
  { height:  585073 , difficulty:  3435493 , date:  "2015-07-31 07:15:39" },
  { height:  585074 , difficulty:  3403011 , date:  "2015-07-31 07:15:48" },
  { height:  585075 , difficulty:  3409510 , date:  "2015-07-31 07:17:23" },
  { height:  585076 , difficulty:  3417213 , date:  "2015-07-31 07:18:18" },
  { height:  585077 , difficulty:  3421494 , date:  "2015-07-31 07:20:18" },
  { height:  585078 , difficulty:  3422532 , date:  "2015-07-31 07:20:22" },
  { height:  585079 , difficulty:  3442178 , date:  "2015-07-31 07:21:07" },
  { height:  585080 , difficulty:  3436482 , date:  "2015-07-31 07:21:21" },
  { height:  585081 , difficulty:  3427558 , date:  "2015-07-31 07:21:36" },
  { height:  585082 , difficulty:  3426825 , date:  "2015-07-31 07:22:04" },
  { height:  585083 , difficulty:  3429685 , date:  "2015-07-31 07:22:16" },
  { height:  585084 , difficulty:  3424286 , date:  "2015-07-31 07:22:17" },
  { height:  585085 , difficulty:  3427971 , date:  "2015-07-31 07:23:13" },
  { height:  585086 , difficulty:  3435640 , date:  "2015-07-31 07:23:50" },
  { height:  585087 , difficulty:  3436589 , date:  "2015-07-31 07:24:30" },
  { height:  585088 , difficulty:  3435744 , date:  "2015-07-31 07:25:26" },
  { height:  585089 , difficulty:  3423467 , date:  "2015-07-31 07:27:44" },
  { height:  585090 , difficulty:  3422812 , date:  "2015-07-31 07:27:56" },
  { height:  585091 , difficulty:  3410376 , date:  "2015-07-31 07:28:15" },
  { height:  585092 , difficulty:  3418897 , date:  "2015-07-31 07:28:28" },
  { height:  585093 , difficulty:  3435311 , date:  "2015-07-31 07:28:39" },
  { height:  585094 , difficulty:  3436543 , date:  "2015-07-31 07:28:50" },
  { height:  585095 , difficulty:  3428308 , date:  "2015-07-31 07:31:43" },
  { height:  585096 , difficulty:  3418002 , date:  "2015-07-31 07:32:16" },
  { height:  585097 , difficulty:  3416486 , date:  "2015-07-31 07:32:43" },
  { height:  585098 , difficulty:  3431830 , date:  "2015-07-31 07:32:44" },
  { height:  585099 , difficulty:  3428773 , date:  "2015-07-31 07:35:00" },
  { height:  585100 , difficulty:  3435530 , date:  "2015-07-31 07:36:07" },
  { height:  585101 , difficulty:  3429316 , date:  "2015-07-31 07:38:20" },
  { height:  585102 , difficulty:  3425747 , date:  "2015-07-31 07:38:24" },
  { height:  585103 , difficulty:  3423673 , date:  "2015-07-31 07:39:02" },
  { height:  585104 , difficulty:  3422640 , date:  "2015-07-31 07:39:23" },
  { height:  585105 , difficulty:  3427625 , date:  "2015-07-31 07:39:33" },
  { height:  585106 , difficulty:  3419470 , date:  "2015-07-31 07:41:20" },
  { height:  585107 , difficulty:  3432939 , date:  "2015-07-31 07:42:55" },
  { height:  585108 , difficulty:  3432705 , date:  "2015-07-31 07:42:59" },
  { height:  585109 , difficulty:  3437035 , date:  "2015-07-31 07:43:01" },
  { height:  585110 , difficulty:  3432320 , date:  "2015-07-31 07:44:36" },
  { height:  585111 , difficulty:  3429449 , date:  "2015-07-31 07:45:00" },
  { height:  585112 , difficulty:  3420478 , date:  "2015-07-31 07:45:09" },
  { height:  585113 , difficulty:  3417167 , date:  "2015-07-31 07:45:29" },
  { height:  585114 , difficulty:  3406570 , date:  "2015-07-31 07:45:36" },
  { height:  585115 , difficulty:  3427063 , date:  "2015-07-31 07:47:16" },
  { height:  585116 , difficulty:  3423249 , date:  "2015-07-31 07:47:24" },
  { height:  585117 , difficulty:  3422015 , date:  "2015-07-31 07:49:56" },
  { height:  585118 , difficulty:  3431046 , date:  "2015-07-31 07:50:28" },
  { height:  585119 , difficulty:  3415111 , date:  "2015-07-31 07:50:36" },
  { height:  585120 , difficulty:  3420082 , date:  "2015-07-31 07:52:49" },
  { height:  585121 , difficulty:  3423903 , date:  "2015-07-31 07:53:03" },
  { height:  585122 , difficulty:  3422265 , date:  "2015-07-31 07:53:10" },
  { height:  585123 , difficulty:  3422087 , date:  "2015-07-31 07:54:19" },
  { height:  585124 , difficulty:  3419817 , date:  "2015-07-31 07:56:05" },
  { height:  585125 , difficulty:  3408031 , date:  "2015-07-31 07:56:43" },
  { height:  585126 , difficulty:  3401469 , date:  "2015-07-31 07:57:01" },
  { height:  585127 , difficulty:  3409631 , date:  "2015-07-31 07:59:46" },
  { height:  585128 , difficulty:  3414736 , date:  "2015-07-31 08:01:26" },
  { height:  585129 , difficulty:  3409902 , date:  "2015-07-31 08:01:33" },
  { height:  585130 , difficulty:  3413753 , date:  "2015-07-31 08:01:41" },
  { height:  585131 , difficulty:  3412503 , date:  "2015-07-31 08:03:32" },
  { height:  585132 , difficulty:  3410090 , date:  "2015-07-31 08:03:40" },
  { height:  585133 , difficulty:  3413176 , date:  "2015-07-31 08:03:53" },
  { height:  585134 , difficulty:  3421405 , date:  "2015-07-31 08:08:58" },
  { height:  585135 , difficulty:  3417421 , date:  "2015-07-31 08:09:14" },
  { height:  585136 , difficulty:  3419812 , date:  "2015-07-31 08:09:28" },
  { height:  585137 , difficulty:  3428362 , date:  "2015-07-31 08:10:10" },
  { height:  585138 , difficulty:  3428813 , date:  "2015-07-31 08:11:51" },
  { height:  585139 , difficulty:  3421776 , date:  "2015-07-31 08:12:40" },
  { height:  585140 , difficulty:  3423995 , date:  "2015-07-31 08:13:53" },
  { height:  585141 , difficulty:  3418996 , date:  "2015-07-31 08:14:02" },
  { height:  585142 , difficulty:  3422246 , date:  "2015-07-31 08:15:21" },
  { height:  585143 , difficulty:  3420493 , date:  "2015-07-31 08:18:14" },
  { height:  585144 , difficulty:  3418022 , date:  "2015-07-31 08:19:34" },
  { height:  585145 , difficulty:  3427272 , date:  "2015-07-31 08:20:33" },
  { height:  585146 , difficulty:  3424766 , date:  "2015-07-31 08:20:40" },
  { height:  585147 , difficulty:  3445901 , date:  "2015-07-31 08:20:52" },
  { height:  585148 , difficulty:  3440996 , date:  "2015-07-31 08:21:43" },
  { height:  585149 , difficulty:  3446117 , date:  "2015-07-31 08:22:34" },
  { height:  585150 , difficulty:  3448934 , date:  "2015-07-31 08:23:33" },
  { height:  585151 , difficulty:  3445616 , date:  "2015-07-31 08:23:49" },
  { height:  585152 , difficulty:  3440345 , date:  "2015-07-31 08:24:16" },
  { height:  585153 , difficulty:  3428913 , date:  "2015-07-31 08:24:48" },
  { height:  585154 , difficulty:  3429244 , date:  "2015-07-31 08:25:43" },
  { height:  585155 , difficulty:  3441244 , date:  "2015-07-31 08:26:01" },
  { height:  585156 , difficulty:  3439283 , date:  "2015-07-31 08:26:50" },
  { height:  585157 , difficulty:  3468320 , date:  "2015-07-31 08:29:27" },
  { height:  585158 , difficulty:  3469332 , date:  "2015-07-31 08:32:48" },
  { height:  585159 , difficulty:  3469678 , date:  "2015-07-31 08:32:50" },
  { height:  585160 , difficulty:  3469553 , date:  "2015-07-31 08:34:48" },
  { height:  585161 , difficulty:  3467423 , date:  "2015-07-31 08:34:51" },
  { height:  585162 , difficulty:  3465050 , date:  "2015-07-31 08:34:55" },
  { height:  585163 , difficulty:  3463030 , date:  "2015-07-31 08:35:26" },
  { height:  585164 , difficulty:  3474060 , date:  "2015-07-31 08:35:53" },
  { height:  585165 , difficulty:  3465466 , date:  "2015-07-31 08:36:02" },
  { height:  585166 , difficulty:  3464967 , date:  "2015-07-31 08:39:54" },
  { height:  585167 , difficulty:  3462446 , date:  "2015-07-31 08:43:29" },
  { height:  585168 , difficulty:  3479027 , date:  "2015-07-31 08:43:32" },
  { height:  585169 , difficulty:  3477307 , date:  "2015-07-31 08:44:18" },
  { height:  585170 , difficulty:  3476428 , date:  "2015-07-31 08:44:21" },
  { height:  585171 , difficulty:  3464555 , date:  "2015-07-31 08:47:57" },
  { height:  585172 , difficulty:  3471276 , date:  "2015-07-31 08:48:02" },
  { height:  585173 , difficulty:  3486194 , date:  "2015-07-31 08:49:14" },
  { height:  585174 , difficulty:  3485860 , date:  "2015-07-31 08:51:26" },
  { height:  585175 , difficulty:  3497673 , date:  "2015-07-31 08:51:30" },
  { height:  585176 , difficulty:  3490615 , date:  "2015-07-31 08:52:33" },
  { height:  585177 , difficulty:  3485913 , date:  "2015-07-31 08:52:38" },
  { height:  585178 , difficulty:  3497275 , date:  "2015-07-31 08:52:40" },
  { height:  585179 , difficulty:  3493288 , date:  "2015-07-31 08:55:45" },
  { height:  585180 , difficulty:  3496026 , date:  "2015-07-31 08:56:26" },
  { height:  585181 , difficulty:  3496256 , date:  "2015-07-31 08:59:08" },
  { height:  585182 , difficulty:  3488410 , date:  "2015-07-31 08:59:50" },
  { height:  585183 , difficulty:  3480467 , date:  "2015-07-31 09:00:07" },
  { height:  585184 , difficulty:  3483453 , date:  "2015-07-31 09:00:28" },
  { height:  585185 , difficulty:  3483294 , date:  "2015-07-31 09:02:34" },
  { height:  585186 , difficulty:  3474286 , date:  "2015-07-31 09:03:43" },
  { height:  585187 , difficulty:  3490991 , date:  "2015-07-31 09:03:52" },
  { height:  585188 , difficulty:  3494175 , date:  "2015-07-31 09:05:15" },
  { height:  585189 , difficulty:  3500643 , date:  "2015-07-31 09:05:51" },
  { height:  585190 , difficulty:  3503904 , date:  "2015-07-31 09:08:39" },
  { height:  585191 , difficulty:  3493918 , date:  "2015-07-31 09:08:45" },
  { height:  585192 , difficulty:  3496445 , date:  "2015-07-31 09:09:57" },
  { height:  585193 , difficulty:  3485539 , date:  "2015-07-31 09:13:46" },
  { height:  585194 , difficulty:  3502476 , date:  "2015-07-31 09:14:25" },
  { height:  585195 , difficulty:  3516411 , date:  "2015-07-31 09:15:13" },
  { height:  585196 , difficulty:  3509384 , date:  "2015-07-31 09:15:17" },
  { height:  585197 , difficulty:  3536092 , date:  "2015-07-31 09:16:06" },
  { height:  585198 , difficulty:  3539104 , date:  "2015-07-31 09:16:28" },
  { height:  585199 , difficulty:  3555406 , date:  "2015-07-31 09:16:52" },
  { height:  585200 , difficulty:  3554328 , date:  "2015-07-31 09:18:08" },
  { height:  585201 , difficulty:  3550202 , date:  "2015-07-31 09:18:09" },
  { height:  585202 , difficulty:  3593274 , date:  "2015-07-31 09:18:51" },
  { height:  585203 , difficulty:  3592072 , date:  "2015-07-31 09:20:21" },
  { height:  585204 , difficulty:  3593779 , date:  "2015-07-31 09:22:45" },
  { height:  585205 , difficulty:  3592942 , date:  "2015-07-31 09:22:51" },
  { height:  585206 , difficulty:  3604514 , date:  "2015-07-31 09:22:58" },
  { height:  585207 , difficulty:  3592666 , date:  "2015-07-31 09:23:01" },
  { height:  585208 , difficulty:  3592710 , date:  "2015-07-31 09:23:45" },
  { height:  585209 , difficulty:  3592171 , date:  "2015-07-31 09:24:56" },
  { height:  585210 , difficulty:  3569823 , date:  "2015-07-31 09:25:27" },
  { height:  585211 , difficulty:  3567605 , date:  "2015-07-31 09:25:35" },
  { height:  585212 , difficulty:  3577145 , date:  "2015-07-31 09:25:38" },
  { height:  585213 , difficulty:  3582600 , date:  "2015-07-31 09:25:53" },
  { height:  585214 , difficulty:  3571902 , date:  "2015-07-31 09:26:40" },
  { height:  585215 , difficulty:  3592752 , date:  "2015-07-31 09:26:41" },
  { height:  585216 , difficulty:  3585067 , date:  "2015-07-31 09:27:31" },
  { height:  585217 , difficulty:  3594408 , date:  "2015-07-31 09:28:54" },
  { height:  585218 , difficulty:  3587272 , date:  "2015-07-31 09:28:54" },
  { height:  585219 , difficulty:  3570933 , date:  "2015-07-31 09:28:58" },
  { height:  585220 , difficulty:  3562383 , date:  "2015-07-31 09:30:02" },
  { height:  585221 , difficulty:  3556250 , date:  "2015-07-31 09:30:53" },
  { height:  585222 , difficulty:  3557846 , date:  "2015-07-31 09:31:10" },
  { height:  585223 , difficulty:  3555797 , date:  "2015-07-31 09:33:49" },
  { height:  585224 , difficulty:  3554707 , date:  "2015-07-31 09:33:52" },
  { height:  585225 , difficulty:  3551089 , date:  "2015-07-31 09:35:09" },
  { height:  585226 , difficulty:  3552383 , date:  "2015-07-31 09:35:44" },
  { height:  585227 , difficulty:  3555244 , date:  "2015-07-31 09:35:57" },
  { height:  585228 , difficulty:  3583269 , date:  "2015-07-31 09:37:46" },
  { height:  585229 , difficulty:  3580271 , date:  "2015-07-31 09:38:10" },
  { height:  585230 , difficulty:  3578412 , date:  "2015-07-31 09:38:38" },
  { height:  585231 , difficulty:  3589487 , date:  "2015-07-31 09:38:51" },
  { height:  585232 , difficulty:  3583963 , date:  "2015-07-31 09:39:41" },
  { height:  585233 , difficulty:  3571205 , date:  "2015-07-31 09:40:37" },
  { height:  585234 , difficulty:  3556960 , date:  "2015-07-31 09:42:10" },
  { height:  585235 , difficulty:  3556553 , date:  "2015-07-31 09:42:15" },
  { height:  585236 , difficulty:  3555551 , date:  "2015-07-31 09:43:42" },
  { height:  585237 , difficulty:  3565007 , date:  "2015-07-31 09:43:46" },
  { height:  585238 , difficulty:  3567563 , date:  "2015-07-31 09:44:06" },
  { height:  585239 , difficulty:  3563974 , date:  "2015-07-31 09:44:32" },
  { height:  585240 , difficulty:  3567570 , date:  "2015-07-31 09:44:57" },
  { height:  585241 , difficulty:  3569165 , date:  "2015-07-31 09:46:15" },
  { height:  585242 , difficulty:  3549903 , date:  "2015-07-31 09:46:38" },
  { height:  585243 , difficulty:  3541558 , date:  "2015-07-31 09:46:54" },
  { height:  585244 , difficulty:  3549938 , date:  "2015-07-31 09:46:58" },
  { height:  585245 , difficulty:  3555490 , date:  "2015-07-31 09:47:47" },
  { height:  585246 , difficulty:  3554931 , date:  "2015-07-31 09:47:51" },
  { height:  585247 , difficulty:  3533570 , date:  "2015-07-31 09:48:03" },
  { height:  585248 , difficulty:  3537216 , date:  "2015-07-31 09:49:19" },
  { height:  585249 , difficulty:  3540121 , date:  "2015-07-31 09:49:41" },
  { height:  585250 , difficulty:  3527025 , date:  "2015-07-31 09:50:14" },
  { height:  585251 , difficulty:  3530853 , date:  "2015-07-31 09:51:43" },
  { height:  585252 , difficulty:  3524163 , date:  "2015-07-31 09:52:17" },
  { height:  585253 , difficulty:  3526002 , date:  "2015-07-31 09:52:42" },
  { height:  585254 , difficulty:  3532064 , date:  "2015-07-31 09:52:47" },
  { height:  585255 , difficulty:  3517324 , date:  "2015-07-31 09:54:39" },
  { height:  585256 , difficulty:  3529194 , date:  "2015-07-31 09:54:43" },
  { height:  585257 , difficulty:  3519694 , date:  "2015-07-31 09:57:02" },
  { height:  585258 , difficulty:  3533516 , date:  "2015-07-31 09:59:44" },
  { height:  585259 , difficulty:  3540269 , date:  "2015-07-31 10:00:52" },
  { height:  585260 , difficulty:  3537828 , date:  "2015-07-31 10:00:54" },
  { height:  585261 , difficulty:  3549334 , date:  "2015-07-31 10:01:40" },
  { height:  585262 , difficulty:  3542020 , date:  "2015-07-31 10:02:22" },
  { height:  585263 , difficulty:  3542149 , date:  "2015-07-31 10:02:41" },
  { height:  585264 , difficulty:  3543858 , date:  "2015-07-31 10:04:55" },
  { height:  585265 , difficulty:  3552394 , date:  "2015-07-31 10:05:12" },
  { height:  585266 , difficulty:  3535442 , date:  "2015-07-31 10:05:19" },
  { height:  585267 , difficulty:  3535392 , date:  "2015-07-31 10:06:00" },
  { height:  585268 , difficulty:  3532003 , date:  "2015-07-31 10:07:08" },
  { height:  585269 , difficulty:  3511763 , date:  "2015-07-31 10:07:30" },
  { height:  585270 , difficulty:  3509873 , date:  "2015-07-31 10:09:23" },
  { height:  585271 , difficulty:  3512767 , date:  "2015-07-31 10:14:08" },
  { height:  585272 , difficulty:  3516636 , date:  "2015-07-31 10:14:27" },
  { height:  585273 , difficulty:  3511833 , date:  "2015-07-31 10:17:38" },
  { height:  585274 , difficulty:  3518762 , date:  "2015-07-31 10:20:32" },
  { height:  585275 , difficulty:  3522440 , date:  "2015-07-31 10:22:31" },
  { height:  585276 , difficulty:  3515150 , date:  "2015-07-31 10:22:33" },
  { height:  585277 , difficulty:  3519790 , date:  "2015-07-31 10:23:16" },
  { height:  585278 , difficulty:  3519626 , date:  "2015-07-31 10:23:27" },
  { height:  585279 , difficulty:  3512595 , date:  "2015-07-31 10:24:51" },
  { height:  585280 , difficulty:  3502800 , date:  "2015-07-31 10:25:29" },
  { height:  585281 , difficulty:  3504762 , date:  "2015-07-31 10:26:29" },
  { height:  585282 , difficulty:  3504344 , date:  "2015-07-31 10:26:33" },
  { height:  585283 , difficulty:  3526591 , date:  "2015-07-31 10:26:52" },
  { height:  585284 , difficulty:  3522618 , date:  "2015-07-31 10:31:22" },
  { height:  585285 , difficulty:  3526154 , date:  "2015-07-31 10:31:41" },
  { height:  585286 , difficulty:  3532801 , date:  "2015-07-31 10:31:54" },
  { height:  585287 , difficulty:  3545772 , date:  "2015-07-31 10:31:55" },
  { height:  585288 , difficulty:  3545482 , date:  "2015-07-31 10:34:03" },
  { height:  585289 , difficulty:  3553229 , date:  "2015-07-31 10:34:07" },
  { height:  585290 , difficulty:  3548268 , date:  "2015-07-31 10:34:28" },
  { height:  585291 , difficulty:  3552599 , date:  "2015-07-31 10:36:47" },
  { height:  585292 , difficulty:  3550668 , date:  "2015-07-31 10:39:52" },
  { height:  585293 , difficulty:  3543819 , date:  "2015-07-31 10:40:18" },
  { height:  585294 , difficulty:  3544174 , date:  "2015-07-31 10:41:11" },
  { height:  585295 , difficulty:  3558373 , date:  "2015-07-31 10:42:18" },
  { height:  585296 , difficulty:  3556381 , date:  "2015-07-31 10:42:44" },
  { height:  585297 , difficulty:  3551871 , date:  "2015-07-31 10:42:45" },
  { height:  585298 , difficulty:  3549951 , date:  "2015-07-31 10:44:17" },
  { height:  585299 , difficulty:  3550697 , date:  "2015-07-31 10:45:02" },
  { height:  585300 , difficulty:  3576228 , date:  "2015-07-31 10:48:57" },
  { height:  585301 , difficulty:  3568153 , date:  "2015-07-31 10:49:01" },
  { height:  585302 , difficulty:  3564602 , date:  "2015-07-31 10:50:09" },
  { height:  585303 , difficulty:  3572166 , date:  "2015-07-31 10:50:29" },
  { height:  585304 , difficulty:  3561400 , date:  "2015-07-31 10:50:53" },
  { height:  585305 , difficulty:  3561341 , date:  "2015-07-31 10:51:09" },
  { height:  585306 , difficulty:  3563271 , date:  "2015-07-31 10:51:15" },
  { height:  585307 , difficulty:  3569343 , date:  "2015-07-31 10:51:41" },
  { height:  585308 , difficulty:  3569497 , date:  "2015-07-31 10:51:49" },
  { height:  585309 , difficulty:  3575954 , date:  "2015-07-31 10:55:32" },
  { height:  585310 , difficulty:  3568427 , date:  "2015-07-31 10:56:05" },
  { height:  585311 , difficulty:  3577479 , date:  "2015-07-31 10:56:06" },
  { height:  585312 , difficulty:  3568637 , date:  "2015-07-31 10:58:08" },
  { height:  585313 , difficulty:  3583486 , date:  "2015-07-31 11:00:17" },
  { height:  585314 , difficulty:  3587779 , date:  "2015-07-31 11:00:50" },
  { height:  585315 , difficulty:  3587202 , date:  "2015-07-31 11:01:30" },
  { height:  585316 , difficulty:  3586337 , date:  "2015-07-31 11:03:25" },
  { height:  585317 , difficulty:  3584553 , date:  "2015-07-31 11:06:51" },
  { height:  585318 , difficulty:  3585777 , date:  "2015-07-31 11:08:50" },
  { height:  585319 , difficulty:  3584983 , date:  "2015-07-31 11:08:55" },
  { height:  585320 , difficulty:  3598755 , date:  "2015-07-31 11:09:00" },
  { height:  585321 , difficulty:  3607922 , date:  "2015-07-31 11:09:39" },
  { height:  585322 , difficulty:  3620128 , date:  "2015-07-31 11:09:41" },
  { height:  585323 , difficulty:  3620039 , date:  "2015-07-31 11:10:49" },
  { height:  585324 , difficulty:  3625228 , date:  "2015-07-31 11:12:15" },
  { height:  585325 , difficulty:  3635658 , date:  "2015-07-31 11:12:41" },
  { height:  585326 , difficulty:  3640877 , date:  "2015-07-31 11:14:44" },
  { height:  585327 , difficulty:  3631693 , date:  "2015-07-31 11:14:50" },
  { height:  585328 , difficulty:  3640953 , date:  "2015-07-31 11:15:44" },
  { height:  585329 , difficulty:  3639472 , date:  "2015-07-31 11:15:53" },
  { height:  585330 , difficulty:  3641633 , date:  "2015-07-31 11:16:10" },
  { height:  585331 , difficulty:  3632178 , date:  "2015-07-31 11:17:58" },
  { height:  585332 , difficulty:  3636112 , date:  "2015-07-31 11:18:09" },
  { height:  585333 , difficulty:  3642560 , date:  "2015-07-31 11:19:12" },
  { height:  585334 , difficulty:  3632029 , date:  "2015-07-31 11:19:19" },
  { height:  585335 , difficulty:  3628003 , date:  "2015-07-31 11:20:49" },
  { height:  585336 , difficulty:  3632601 , date:  "2015-07-31 11:21:21" },
  { height:  585337 , difficulty:  3636845 , date:  "2015-07-31 11:21:29" },
  { height:  585338 , difficulty:  3636474 , date:  "2015-07-31 11:25:04" },
  { height:  585339 , difficulty:  3656057 , date:  "2015-07-31 11:28:10" },
  { height:  585340 , difficulty:  3647269 , date:  "2015-07-31 11:28:12" },
  { height:  585341 , difficulty:  3647570 , date:  "2015-07-31 11:30:20" },
  { height:  585342 , difficulty:  3648656 , date:  "2015-07-31 11:31:27" },
  { height:  585343 , difficulty:  3690181 , date:  "2015-07-31 11:31:48" },
  { height:  585344 , difficulty:  3687841 , date:  "2015-07-31 11:32:19" },
  { height:  585345 , difficulty:  3685352 , date:  "2015-07-31 11:32:28" },
  { height:  585346 , difficulty:  3675055 , date:  "2015-07-31 11:32:53" },
  { height:  585347 , difficulty:  3649172 , date:  "2015-07-31 11:36:04" },
  { height:  585348 , difficulty:  3652110 , date:  "2015-07-31 11:36:06" },
  { height:  585349 , difficulty:  3663731 , date:  "2015-07-31 11:37:31" },
  { height:  585350 , difficulty:  3645454 , date:  "2015-07-31 11:38:00" },
  { height:  585351 , difficulty:  3634879 , date:  "2015-07-31 11:38:47" },
  { height:  585352 , difficulty:  3653789 , date:  "2015-07-31 11:38:47" },
  { height:  585353 , difficulty:  3651691 , date:  "2015-07-31 11:40:15" },
  { height:  585354 , difficulty:  3653499 , date:  "2015-07-31 11:40:59" },
  { height:  585355 , difficulty:  3651703 , date:  "2015-07-31 11:41:45" },
  { height:  585356 , difficulty:  3650528 , date:  "2015-07-31 11:42:34" },
  { height:  585357 , difficulty:  3650618 , date:  "2015-07-31 11:43:39" },
  { height:  585358 , difficulty:  3649955 , date:  "2015-07-31 11:45:06" },
  { height:  585359 , difficulty:  3652212 , date:  "2015-07-31 11:45:07" },
  { height:  585360 , difficulty:  3627581 , date:  "2015-07-31 11:45:23" },
  { height:  585361 , difficulty:  3625938 , date:  "2015-07-31 11:48:22" },
  { height:  585362 , difficulty:  3625558 , date:  "2015-07-31 11:48:24" },
  { height:  585363 , difficulty:  3625325 , date:  "2015-07-31 11:48:53" },
  { height:  585364 , difficulty:  3651505 , date:  "2015-07-31 11:49:39" },
  { height:  585365 , difficulty:  3651071 , date:  "2015-07-31 11:50:14" },
  { height:  585366 , difficulty:  3661216 , date:  "2015-07-31 11:51:24" },
  { height:  585367 , difficulty:  3651559 , date:  "2015-07-31 11:51:31" },
  { height:  585368 , difficulty:  3633349 , date:  "2015-07-31 11:52:56" },
  { height:  585369 , difficulty:  3664549 , date:  "2015-07-31 11:53:51" },
  { height:  585370 , difficulty:  3658762 , date:  "2015-07-31 11:54:22" },
  { height:  585371 , difficulty:  3654932 , date:  "2015-07-31 11:55:13" },
  { height:  585372 , difficulty:  3652266 , date:  "2015-07-31 11:55:21" },
  { height:  585373 , difficulty:  3656444 , date:  "2015-07-31 11:55:32" },
  { height:  585374 , difficulty:  3651831 , date:  "2015-07-31 11:56:20" },
  { height:  585375 , difficulty:  3655608 , date:  "2015-07-31 11:57:24" },
  { height:  585376 , difficulty:  3631227 , date:  "2015-07-31 11:57:29" },
  { height:  585377 , difficulty:  3647207 , date:  "2015-07-31 11:57:59" },
  { height:  585378 , difficulty:  3649853 , date:  "2015-07-31 11:58:54" },
  { height:  585379 , difficulty:  3648595 , date:  "2015-07-31 11:59:05" },
  { height:  585380 , difficulty:  3649216 , date:  "2015-07-31 11:59:07" },
  { height:  585381 , difficulty:  3648680 , date:  "2015-07-31 11:59:12" },
  { height:  585382 , difficulty:  3650047 , date:  "2015-07-31 11:59:25" },
  { height:  585383 , difficulty:  3657013 , date:  "2015-07-31 12:00:55" },
  { height:  585384 , difficulty:  3669984 , date:  "2015-07-31 12:03:29" },
  { height:  585385 , difficulty:  3647967 , date:  "2015-07-31 12:04:00" },
  { height:  585386 , difficulty:  3647404 , date:  "2015-07-31 12:04:05" },
  { height:  585387 , difficulty:  3680759 , date:  "2015-07-31 12:04:17" },
  { height:  585388 , difficulty:  3670533 , date:  "2015-07-31 12:05:12" },
  { height:  585389 , difficulty:  3664569 , date:  "2015-07-31 12:08:30" },
  { height:  585390 , difficulty:  3663510 , date:  "2015-07-31 12:09:30" },
  { height:  585391 , difficulty:  3661602 , date:  "2015-07-31 12:11:42" },
  { height:  585392 , difficulty:  3657037 , date:  "2015-07-31 12:17:28" },
  { height:  585393 , difficulty:  3644551 , date:  "2015-07-31 12:18:00" },
  { height:  585394 , difficulty:  3635928 , date:  "2015-07-31 12:18:27" },
  { height:  585395 , difficulty:  3646359 , date:  "2015-07-31 12:18:33" },
  { height:  585396 , difficulty:  3654352 , date:  "2015-07-31 12:18:45" },
  { height:  585397 , difficulty:  3655497 , date:  "2015-07-31 12:19:20" },
  { height:  585398 , difficulty:  3658588 , date:  "2015-07-31 12:20:19" },
  { height:  585399 , difficulty:  3654028 , date:  "2015-07-31 12:20:26" },
  { height:  585400 , difficulty:  3651824 , date:  "2015-07-31 12:20:38" },
  { height:  585401 , difficulty:  3658257 , date:  "2015-07-31 12:20:52" },
  { height:  585402 , difficulty:  3648472 , date:  "2015-07-31 12:20:57" },
  { height:  585403 , difficulty:  3648203 , date:  "2015-07-31 12:23:14" },
  { height:  585404 , difficulty:  3667103 , date:  "2015-07-31 12:24:17" },
  { height:  585405 , difficulty:  3668561 , date:  "2015-07-31 12:27:03" },
  { height:  585406 , difficulty:  3669065 , date:  "2015-07-31 12:27:08" },
  { height:  585407 , difficulty:  3660691 , date:  "2015-07-31 12:27:29" },
  { height:  585408 , difficulty:  3663831 , date:  "2015-07-31 12:28:07" },
  { height:  585409 , difficulty:  3657425 , date:  "2015-07-31 12:30:13" },
  { height:  585410 , difficulty:  3663688 , date:  "2015-07-31 12:30:18" },
  { height:  585411 , difficulty:  3669423 , date:  "2015-07-31 12:30:21" },
  { height:  585412 , difficulty:  3668651 , date:  "2015-07-31 12:32:12" },
  { height:  585413 , difficulty:  3669825 , date:  "2015-07-31 12:32:42" },
  { height:  585414 , difficulty:  3687788 , date:  "2015-07-31 12:33:04" },
  { height:  585415 , difficulty:  3670092 , date:  "2015-07-31 12:33:52" },
  { height:  585416 , difficulty:  3674972 , date:  "2015-07-31 12:34:22" },
  { height:  585417 , difficulty:  3664749 , date:  "2015-07-31 12:35:36" },
  { height:  585418 , difficulty:  3676333 , date:  "2015-07-31 12:36:05" },
  { height:  585419 , difficulty:  3677245 , date:  "2015-07-31 12:37:10" },
  { height:  585420 , difficulty:  3674291 , date:  "2015-07-31 12:39:32" },
  { height:  585421 , difficulty:  3682733 , date:  "2015-07-31 12:39:55" },
  { height:  585422 , difficulty:  3683630 , date:  "2015-07-31 12:40:01" },
  { height:  585423 , difficulty:  3666006 , date:  "2015-07-31 12:43:25" },
  { height:  585424 , difficulty:  3673054 , date:  "2015-07-31 12:46:42" },
  { height:  585425 , difficulty:  3668279 , date:  "2015-07-31 12:46:51" },
  { height:  585426 , difficulty:  3665817 , date:  "2015-07-31 12:46:53" },
  { height:  585427 , difficulty:  3669967 , date:  "2015-07-31 12:46:57" },
  { height:  585428 , difficulty:  3674369 , date:  "2015-07-31 12:47:16" },
  { height:  585429 , difficulty:  3672110 , date:  "2015-07-31 12:47:27" },
  { height:  585430 , difficulty:  3670720 , date:  "2015-07-31 12:47:32" },
  { height:  585431 , difficulty:  3670832 , date:  "2015-07-31 12:47:58" },
  { height:  585432 , difficulty:  3690643 , date:  "2015-07-31 12:48:01" },
  { height:  585433 , difficulty:  3690102 , date:  "2015-07-31 12:49:20" },
  { height:  585434 , difficulty:  3684262 , date:  "2015-07-31 12:50:03" },
  { height:  585435 , difficulty:  3684585 , date:  "2015-07-31 12:50:46" },
  { height:  585436 , difficulty:  3700484 , date:  "2015-07-31 12:54:13" },
  { height:  585437 , difficulty:  3683637 , date:  "2015-07-31 12:55:08" },
  { height:  585438 , difficulty:  3684115 , date:  "2015-07-31 12:56:54" },
  { height:  585439 , difficulty:  3681679 , date:  "2015-07-31 12:57:14" },
  { height:  585440 , difficulty:  3686126 , date:  "2015-07-31 12:57:31" },
  { height:  585441 , difficulty:  3684635 , date:  "2015-07-31 12:58:25" },
  { height:  585442 , difficulty:  3677229 , date:  "2015-07-31 12:59:16" },
  { height:  585443 , difficulty:  3683171 , date:  "2015-07-31 12:59:53" },
  { height:  585444 , difficulty:  3677988 , date:  "2015-07-31 12:59:57" },
  { height:  585445 , difficulty:  3674948 , date:  "2015-07-31 13:02:23" },
  { height:  585446 , difficulty:  3671775 , date:  "2015-07-31 13:02:43" },
  { height:  585447 , difficulty:  3666997 , date:  "2015-07-31 13:03:01" },
  { height:  585448 , difficulty:  3666583 , date:  "2015-07-31 13:03:20" },
  { height:  585449 , difficulty:  3687017 , date:  "2015-07-31 13:05:39" },
  { height:  585450 , difficulty:  3706475 , date:  "2015-07-31 13:05:52" },
  { height:  585451 , difficulty:  3701584 , date:  "2015-07-31 13:07:58" },
  { height:  585452 , difficulty:  3702743 , date:  "2015-07-31 13:08:35" },
  { height:  585453 , difficulty:  3719073 , date:  "2015-07-31 13:11:00" },
  { height:  585454 , difficulty:  3713726 , date:  "2015-07-31 13:14:01" },
  { height:  585455 , difficulty:  3713431 , date:  "2015-07-31 13:15:32" },
  { height:  585456 , difficulty:  3718079 , date:  "2015-07-31 13:17:09" },
  { height:  585457 , difficulty:  3719759 , date:  "2015-07-31 13:17:15" },
  { height:  585458 , difficulty:  3726711 , date:  "2015-07-31 13:17:32" },
  { height:  585459 , difficulty:  3717056 , date:  "2015-07-31 13:17:56" },
  { height:  585460 , difficulty:  3707492 , date:  "2015-07-31 13:19:52" },
  { height:  585461 , difficulty:  3707526 , date:  "2015-07-31 13:21:11" },
  { height:  585462 , difficulty:  3715998 , date:  "2015-07-31 13:21:11" },
  { height:  585463 , difficulty:  3719649 , date:  "2015-07-31 13:22:40" },
  { height:  585464 , difficulty:  3714050 , date:  "2015-07-31 13:22:52" },
  { height:  585465 , difficulty:  3734671 , date:  "2015-07-31 13:23:21" },
  { height:  585466 , difficulty:  3728584 , date:  "2015-07-31 13:24:26" },
  { height:  585467 , difficulty:  3721079 , date:  "2015-07-31 13:25:42" },
  { height:  585468 , difficulty:  3684991 , date:  "2015-07-31 13:27:16" },
  { height:  585469 , difficulty:  3682063 , date:  "2015-07-31 13:27:22" },
  { height:  585470 , difficulty:  3680635 , date:  "2015-07-31 13:28:27" },
  { height:  585471 , difficulty:  3712239 , date:  "2015-07-31 13:28:46" },
  { height:  585472 , difficulty:  3711356 , date:  "2015-07-31 13:29:37" },
  { height:  585473 , difficulty:  3717720 , date:  "2015-07-31 13:29:55" },
  { height:  585474 , difficulty:  3725661 , date:  "2015-07-31 13:30:16" },
  { height:  585475 , difficulty:  3730623 , date:  "2015-07-31 13:30:20" },
  { height:  585476 , difficulty:  3729953 , date:  "2015-07-31 13:31:08" },
  { height:  585477 , difficulty:  3730963 , date:  "2015-07-31 13:31:22" },
  { height:  585478 , difficulty:  3734503 , date:  "2015-07-31 13:31:38" },
  { height:  585479 , difficulty:  3720258 , date:  "2015-07-31 13:31:47" },
  { height:  585480 , difficulty:  3728482 , date:  "2015-07-31 13:32:48" },
  { height:  585481 , difficulty:  3711178 , date:  "2015-07-31 13:33:40" },
  { height:  585482 , difficulty:  3737244 , date:  "2015-07-31 13:36:01" },
  { height:  585483 , difficulty:  3740726 , date:  "2015-07-31 13:36:05" },
  { height:  585484 , difficulty:  3746230 , date:  "2015-07-31 13:37:08" },
  { height:  585485 , difficulty:  3732798 , date:  "2015-07-31 13:37:15" },
  { height:  585486 , difficulty:  3737920 , date:  "2015-07-31 13:37:30" },
  { height:  585487 , difficulty:  3749324 , date:  "2015-07-31 13:37:53" },
  { height:  585488 , difficulty:  3737669 , date:  "2015-07-31 13:38:46" },
  { height:  585489 , difficulty:  3737817 , date:  "2015-07-31 13:39:15" },
  { height:  585490 , difficulty:  3737163 , date:  "2015-07-31 13:39:18" },
  { height:  585491 , difficulty:  3737922 , date:  "2015-07-31 13:39:49" },
  { height:  585492 , difficulty:  3738138 , date:  "2015-07-31 13:40:39" },
  { height:  585493 , difficulty:  3732358 , date:  "2015-07-31 13:41:58" },
  { height:  585494 , difficulty:  3734686 , date:  "2015-07-31 13:42:09" },
  { height:  585495 , difficulty:  3755746 , date:  "2015-07-31 13:42:34" },
  { height:  585496 , difficulty:  3763376 , date:  "2015-07-31 13:42:43" },
  { height:  585497 , difficulty:  3761368 , date:  "2015-07-31 13:47:18" },
  { height:  585498 , difficulty:  3761162 , date:  "2015-07-31 13:48:29" },
  { height:  585499 , difficulty:  3739266 , date:  "2015-07-31 13:48:30" },
  { height:  585500 , difficulty:  3722253 , date:  "2015-07-31 13:51:11" },
  { height:  585501 , difficulty:  3724439 , date:  "2015-07-31 13:52:36" },
  { height:  585502 , difficulty:  3724751 , date:  "2015-07-31 13:55:40" },
  { height:  585503 , difficulty:  3732793 , date:  "2015-07-31 13:56:09" },
  { height:  585504 , difficulty:  3733558 , date:  "2015-07-31 13:56:15" },
  { height:  585505 , difficulty:  3749107 , date:  "2015-07-31 13:57:01" },
  { height:  585506 , difficulty:  3764673 , date:  "2015-07-31 13:58:24" },
  { height:  585507 , difficulty:  3762418 , date:  "2015-07-31 13:58:47" },
  { height:  585508 , difficulty:  3764169 , date:  "2015-07-31 13:58:54" },
  { height:  585509 , difficulty:  3770073 , date:  "2015-07-31 13:59:54" },
  { height:  585510 , difficulty:  3776216 , date:  "2015-07-31 14:00:30" },
  { height:  585511 , difficulty:  3781684 , date:  "2015-07-31 14:00:54" },
  { height:  585512 , difficulty:  3761453 , date:  "2015-07-31 14:00:58" },
  { height:  585513 , difficulty:  3763415 , date:  "2015-07-31 14:01:09" },
  { height:  585514 , difficulty:  3757862 , date:  "2015-07-31 14:01:18" },
  { height:  585515 , difficulty:  3782009 , date:  "2015-07-31 14:04:39" },
  { height:  585516 , difficulty:  3800980 , date:  "2015-07-31 14:05:09" },
  { height:  585517 , difficulty:  3818751 , date:  "2015-07-31 14:07:28" },
  { height:  585518 , difficulty:  3815653 , date:  "2015-07-31 14:08:17" },
  { height:  585519 , difficulty:  3829105 , date:  "2015-07-31 14:08:36" },
  { height:  585520 , difficulty:  3846515 , date:  "2015-07-31 14:08:41" },
  { height:  585521 , difficulty:  3829820 , date:  "2015-07-31 14:09:38" },
  { height:  585522 , difficulty:  3837508 , date:  "2015-07-31 14:11:24" },
  { height:  585523 , difficulty:  3842173 , date:  "2015-07-31 14:12:02" },
  { height:  585524 , difficulty:  3842033 , date:  "2015-07-31 14:12:24" },
  { height:  585525 , difficulty:  3829254 , date:  "2015-07-31 14:12:28" },
  { height:  585526 , difficulty:  3834478 , date:  "2015-07-31 14:13:05" },
  { height:  585527 , difficulty:  3822152 , date:  "2015-07-31 14:13:18" },
  { height:  585528 , difficulty:  3826535 , date:  "2015-07-31 14:13:39" },
  { height:  585529 , difficulty:  3825618 , date:  "2015-07-31 14:14:25" },
  { height:  585530 , difficulty:  3818101 , date:  "2015-07-31 14:15:15" },
  { height:  585531 , difficulty:  3830719 , date:  "2015-07-31 14:15:38" },
  { height:  585532 , difficulty:  3820403 , date:  "2015-07-31 14:16:24" },
  { height:  585533 , difficulty:  3826543 , date:  "2015-07-31 14:16:33" },
  { height:  585534 , difficulty:  3825296 , date:  "2015-07-31 14:16:36" },
  { height:  585535 , difficulty:  3842868 , date:  "2015-07-31 14:16:50" },
  { height:  585536 , difficulty:  3833635 , date:  "2015-07-31 14:20:22" },
  { height:  585537 , difficulty:  3833039 , date:  "2015-07-31 14:20:44" },
  { height:  585538 , difficulty:  3837127 , date:  "2015-07-31 14:23:16" },
  { height:  585539 , difficulty:  3827853 , date:  "2015-07-31 14:23:26" },
  { height:  585540 , difficulty:  3828445 , date:  "2015-07-31 14:23:29" },
  { height:  585541 , difficulty:  3841824 , date:  "2015-07-31 14:23:43" },
  { height:  585542 , difficulty:  3836538 , date:  "2015-07-31 14:23:45" },
  { height:  585543 , difficulty:  3828231 , date:  "2015-07-31 14:25:15" },
  { height:  585544 , difficulty:  3818270 , date:  "2015-07-31 14:25:40" },
  { height:  585545 , difficulty:  3826100 , date:  "2015-07-31 14:26:51" },
  { height:  585546 , difficulty:  3827343 , date:  "2015-07-31 14:27:33" },
  { height:  585547 , difficulty:  3826123 , date:  "2015-07-31 14:28:03" },
  { height:  585548 , difficulty:  3821991 , date:  "2015-07-31 14:29:30" },
  { height:  585549 , difficulty:  3838288 , date:  "2015-07-31 14:29:48" },
  { height:  585550 , difficulty:  3840239 , date:  "2015-07-31 14:32:26" },
  { height:  585551 , difficulty:  3843256 , date:  "2015-07-31 14:32:55" },
  { height:  585552 , difficulty:  3838793 , date:  "2015-07-31 14:33:27" },
  { height:  585553 , difficulty:  3838535 , date:  "2015-07-31 14:34:25" },
  { height:  585554 , difficulty:  3840576 , date:  "2015-07-31 14:34:35" },
  { height:  585555 , difficulty:  3843277 , date:  "2015-07-31 14:38:32" },
  { height:  585556 , difficulty:  3841345 , date:  "2015-07-31 14:38:34" },
  { height:  585557 , difficulty:  3840776 , date:  "2015-07-31 14:38:51" },
  { height:  585558 , difficulty:  3825318 , date:  "2015-07-31 14:39:08" },
  { height:  585559 , difficulty:  3828898 , date:  "2015-07-31 14:39:47" },
  { height:  585560 , difficulty:  3823113 , date:  "2015-07-31 14:40:06" },
  { height:  585561 , difficulty:  3829905 , date:  "2015-07-31 14:42:08" },
  { height:  585562 , difficulty:  3831394 , date:  "2015-07-31 14:44:18" },
  { height:  585563 , difficulty:  3832561 , date:  "2015-07-31 14:45:13" },
  { height:  585564 , difficulty:  3840561 , date:  "2015-07-31 14:45:15" },
  { height:  585565 , difficulty:  3838675 , date:  "2015-07-31 14:47:28" },
  { height:  585566 , difficulty:  3852893 , date:  "2015-07-31 14:50:06" },
  { height:  585567 , difficulty:  3850415 , date:  "2015-07-31 14:51:19" },
  { height:  585568 , difficulty:  3854847 , date:  "2015-07-31 14:51:42" },
  { height:  585569 , difficulty:  3878511 , date:  "2015-07-31 14:51:57" },
  { height:  585570 , difficulty:  3880494 , date:  "2015-07-31 14:52:59" },
  { height:  585571 , difficulty:  3885970 , date:  "2015-07-31 14:53:20" },
  { height:  585572 , difficulty:  3911797 , date:  "2015-07-31 14:53:22" },
  { height:  585573 , difficulty:  3894635 , date:  "2015-07-31 14:55:12" },
  { height:  585574 , difficulty:  3887132 , date:  "2015-07-31 14:55:25" },
  { height:  585575 , difficulty:  3897140 , date:  "2015-07-31 14:56:10" },
  { height:  585576 , difficulty:  3884441 , date:  "2015-07-31 14:57:57" },
  { height:  585577 , difficulty:  3876445 , date:  "2015-07-31 14:58:07" },
  { height:  585578 , difficulty:  3855553 , date:  "2015-07-31 15:00:11" },
  { height:  585579 , difficulty:  3859165 , date:  "2015-07-31 15:00:16" },
  { height:  585580 , difficulty:  3869143 , date:  "2015-07-31 15:01:19" },
  { height:  585581 , difficulty:  3864335 , date:  "2015-07-31 15:01:44" },
  { height:  585582 , difficulty:  3872041 , date:  "2015-07-31 15:02:07" },
  { height:  585583 , difficulty:  3870182 , date:  "2015-07-31 15:05:54" },
  { height:  585584 , difficulty:  3870211 , date:  "2015-07-31 15:06:56" },
  { height:  585585 , difficulty:  3879487 , date:  "2015-07-31 15:07:42" },
  { height:  585586 , difficulty:  3889072 , date:  "2015-07-31 15:08:20" },
  { height:  585587 , difficulty:  3890247 , date:  "2015-07-31 15:10:00" },
  { height:  585588 , difficulty:  3898422 , date:  "2015-07-31 15:10:31" },
  { height:  585589 , difficulty:  3897767 , date:  "2015-07-31 15:10:47" },
  { height:  585590 , difficulty:  3902615 , date:  "2015-07-31 15:10:54" },
  { height:  585591 , difficulty:  3882199 , date:  "2015-07-31 15:12:26" },
  { height:  585592 , difficulty:  3880570 , date:  "2015-07-31 15:13:05" },
  { height:  585593 , difficulty:  3876526 , date:  "2015-07-31 15:15:08" },
  { height:  585594 , difficulty:  3875181 , date:  "2015-07-31 15:15:10" },
  { height:  585595 , difficulty:  3874123 , date:  "2015-07-31 15:15:14" },
  { height:  585596 , difficulty:  3877251 , date:  "2015-07-31 15:15:59" },
  { height:  585597 , difficulty:  3881650 , date:  "2015-07-31 15:16:05" },
  { height:  585598 , difficulty:  3872712 , date:  "2015-07-31 15:16:52" },
  { height:  585599 , difficulty:  3869927 , date:  "2015-07-31 15:16:53" },
  { height:  585600 , difficulty:  3871137 , date:  "2015-07-31 15:17:13" },
  { height:  585601 , difficulty:  3872548 , date:  "2015-07-31 15:22:22" },
  { height:  585602 , difficulty:  3871260 , date:  "2015-07-31 15:24:02" },
  { height:  585603 , difficulty:  3871002 , date:  "2015-07-31 15:24:25" },
  { height:  585604 , difficulty:  3877473 , date:  "2015-07-31 15:24:54" },
  { height:  585605 , difficulty:  3876302 , date:  "2015-07-31 15:25:00" },
  { height:  585606 , difficulty:  3876189 , date:  "2015-07-31 15:25:59" },
  { height:  585607 , difficulty:  3877898 , date:  "2015-07-31 15:26:00" },
  { height:  585608 , difficulty:  3873461 , date:  "2015-07-31 15:26:24" },
  { height:  585609 , difficulty:  3873509 , date:  "2015-07-31 15:27:46" },
  { height:  585610 , difficulty:  3876027 , date:  "2015-07-31 15:27:54" },
  { height:  585611 , difficulty:  3888651 , date:  "2015-07-31 15:28:52" },
  { height:  585612 , difficulty:  3865053 , date:  "2015-07-31 15:28:58" },
  { height:  585613 , difficulty:  3865135 , date:  "2015-07-31 15:29:10" },
  { height:  585614 , difficulty:  3849148 , date:  "2015-07-31 15:29:38" },
  { height:  585615 , difficulty:  3852125 , date:  "2015-07-31 15:30:58" },
  { height:  585616 , difficulty:  3861287 , date:  "2015-07-31 15:31:53" },
  { height:  585617 , difficulty:  3863626 , date:  "2015-07-31 15:33:07" },
  { height:  585618 , difficulty:  3866309 , date:  "2015-07-31 15:33:10" },
  { height:  585619 , difficulty:  3857303 , date:  "2015-07-31 15:33:27" },
  { height:  585620 , difficulty:  3860047 , date:  "2015-07-31 15:34:10" },
  { height:  585621 , difficulty:  3871946 , date:  "2015-07-31 15:34:17" },
  { height:  585622 , difficulty:  3867938 , date:  "2015-07-31 15:34:20" },
  { height:  585623 , difficulty:  3865783 , date:  "2015-07-31 15:34:37" },
  { height:  585624 , difficulty:  3862807 , date:  "2015-07-31 15:37:18" },
  { height:  585625 , difficulty:  3866998 , date:  "2015-07-31 15:37:43" },
  { height:  585626 , difficulty:  3853697 , date:  "2015-07-31 15:38:01" },
  { height:  585627 , difficulty:  3863571 , date:  "2015-07-31 15:38:30" },
  { height:  585628 , difficulty:  3876534 , date:  "2015-07-31 15:38:36" },
  { height:  585629 , difficulty:  3872863 , date:  "2015-07-31 15:39:01" },
  { height:  585630 , difficulty:  3873182 , date:  "2015-07-31 15:40:06" },
  { height:  585631 , difficulty:  3852891 , date:  "2015-07-31 15:40:25" },
  { height:  585632 , difficulty:  3862043 , date:  "2015-07-31 15:40:49" },
  { height:  585633 , difficulty:  3877909 , date:  "2015-07-31 15:41:14" },
  { height:  585634 , difficulty:  3881603 , date:  "2015-07-31 15:43:26" },
  { height:  585635 , difficulty:  3881501 , date:  "2015-07-31 15:43:28" },
  { height:  585636 , difficulty:  3881500 , date:  "2015-07-31 15:44:17" },
  { height:  585637 , difficulty:  3874821 , date:  "2015-07-31 15:44:42" },
  { height:  585638 , difficulty:  3868050 , date:  "2015-07-31 15:45:12" },
  { height:  585639 , difficulty:  3865264 , date:  "2015-07-31 15:45:18" },
  { height:  585640 , difficulty:  3866462 , date:  "2015-07-31 15:49:11" },
  { height:  585641 , difficulty:  3853486 , date:  "2015-07-31 15:49:18" },
  { height:  585642 , difficulty:  3851940 , date:  "2015-07-31 15:50:03" },
  { height:  585643 , difficulty:  3854659 , date:  "2015-07-31 15:51:01" },
  { height:  585644 , difficulty:  3867386 , date:  "2015-07-31 15:53:39" },
  { height:  585645 , difficulty:  3872321 , date:  "2015-07-31 15:53:44" },
  { height:  585646 , difficulty:  3872469 , date:  "2015-07-31 15:57:03" },
  { height:  585647 , difficulty:  3875441 , date:  "2015-07-31 15:57:19" },
  { height:  585648 , difficulty:  3877551 , date:  "2015-07-31 15:58:44" },
  { height:  585649 , difficulty:  3865887 , date:  "2015-07-31 15:59:13" },
  { height:  585650 , difficulty:  3871456 , date:  "2015-07-31 16:00:42" },
  { height:  585651 , difficulty:  3885846 , date:  "2015-07-31 16:01:22" },
  { height:  585652 , difficulty:  3874483 , date:  "2015-07-31 16:04:00" },
  { height:  585653 , difficulty:  3885197 , date:  "2015-07-31 16:05:45" },
  { height:  585654 , difficulty:  3887451 , date:  "2015-07-31 16:09:32" },
  { height:  585655 , difficulty:  3890421 , date:  "2015-07-31 16:09:38" },
  { height:  585656 , difficulty:  3893164 , date:  "2015-07-31 16:11:03" },
  { height:  585657 , difficulty:  3911396 , date:  "2015-07-31 16:11:14" },
  { height:  585658 , difficulty:  3909793 , date:  "2015-07-31 16:13:20" },
  { height:  585659 , difficulty:  3888613 , date:  "2015-07-31 16:13:52" },
  { height:  585660 , difficulty:  3900439 , date:  "2015-07-31 16:14:18" },
  { height:  585661 , difficulty:  3900534 , date:  "2015-07-31 16:14:31" },
  { height:  585662 , difficulty:  3897481 , date:  "2015-07-31 16:15:36" },
  { height:  585663 , difficulty:  3897263 , date:  "2015-07-31 16:16:12" },
  { height:  585664 , difficulty:  3897425 , date:  "2015-07-31 16:16:18" },
  { height:  585665 , difficulty:  3904657 , date:  "2015-07-31 16:16:48" },
  { height:  585666 , difficulty:  3905292 , date:  "2015-07-31 16:19:13" },
  { height:  585667 , difficulty:  3900928 , date:  "2015-07-31 16:23:52" },
  { height:  585668 , difficulty:  3903758 , date:  "2015-07-31 16:24:02" },
  { height:  585669 , difficulty:  3891529 , date:  "2015-07-31 16:24:15" },
  { height:  585670 , difficulty:  3904944 , date:  "2015-07-31 16:24:30" },
  { height:  585671 , difficulty:  3916655 , date:  "2015-07-31 16:26:30" },
  { height:  585672 , difficulty:  3912745 , date:  "2015-07-31 16:26:50" },
  { height:  585673 , difficulty:  3958756 , date:  "2015-07-31 16:27:28" },
  { height:  585674 , difficulty:  3954145 , date:  "2015-07-31 16:28:10" },
  { height:  585675 , difficulty:  3955632 , date:  "2015-07-31 16:31:19" },
  { height:  585676 , difficulty:  3957730 , date:  "2015-07-31 16:33:23" },
  { height:  585677 , difficulty:  3923345 , date:  "2015-07-31 16:34:11" },
  { height:  585678 , difficulty:  3913524 , date:  "2015-07-31 16:34:46" },
  { height:  585679 , difficulty:  3921725 , date:  "2015-07-31 16:35:01" },
  { height:  585680 , difficulty:  3931042 , date:  "2015-07-31 16:38:13" },
  { height:  585681 , difficulty:  3931308 , date:  "2015-07-31 16:39:22" },
  { height:  585682 , difficulty:  3928003 , date:  "2015-07-31 16:42:04" },
  { height:  585683 , difficulty:  3935189 , date:  "2015-07-31 16:42:43" },
  { height:  585684 , difficulty:  3936502 , date:  "2015-07-31 16:43:18" },
  { height:  585685 , difficulty:  3936139 , date:  "2015-07-31 16:43:40" },
  { height:  585686 , difficulty:  3937067 , date:  "2015-07-31 16:44:06" },
  { height:  585687 , difficulty:  3931114 , date:  "2015-07-31 16:44:37" },
  { height:  585688 , difficulty:  3950421 , date:  "2015-07-31 16:44:50" },
  { height:  585689 , difficulty:  3950089 , date:  "2015-07-31 16:45:16" },
  { height:  585690 , difficulty:  3978652 , date:  "2015-07-31 16:45:46" },
  { height:  585691 , difficulty:  3970850 , date:  "2015-07-31 16:45:55" },
  { height:  585692 , difficulty:  3966619 , date:  "2015-07-31 16:46:40" },
  { height:  585693 , difficulty:  3960837 , date:  "2015-07-31 16:47:10" },
  { height:  585694 , difficulty:  3981271 , date:  "2015-07-31 16:47:51" },
  { height:  585695 , difficulty:  3994018 , date:  "2015-07-31 16:48:11" },
  { height:  585696 , difficulty:  3995995 , date:  "2015-07-31 16:48:55" },
  { height:  585697 , difficulty:  4003567 , date:  "2015-07-31 16:49:01" },
  { height:  585698 , difficulty:  4007571 , date:  "2015-07-31 16:49:14" },
  { height:  585699 , difficulty:  4006999 , date:  "2015-07-31 16:50:13" },
  { height:  585700 , difficulty:  4004555 , date:  "2015-07-31 16:50:50" },
  { height:  585701 , difficulty:  4006695 , date:  "2015-07-31 16:51:02" },
  { height:  585702 , difficulty:  4016237 , date:  "2015-07-31 16:51:31" },
  { height:  585703 , difficulty:  4014058 , date:  "2015-07-31 16:52:40" },
  { height:  585704 , difficulty:  4017480 , date:  "2015-07-31 16:52:47" },
  { height:  585705 , difficulty:  4025878 , date:  "2015-07-31 16:53:46" },
  { height:  585706 , difficulty:  4025075 , date:  "2015-07-31 16:54:35" },
  { height:  585707 , difficulty:  4037221 , date:  "2015-07-31 16:54:37" },
  { height:  585708 , difficulty:  4052702 , date:  "2015-07-31 16:55:01" },
  { height:  585709 , difficulty:  4058194 , date:  "2015-07-31 16:55:38" },
  { height:  585710 , difficulty:  4045795 , date:  "2015-07-31 17:00:38" },
  { height:  585711 , difficulty:  4068614 , date:  "2015-07-31 17:01:23" },
  { height:  585712 , difficulty:  4068686 , date:  "2015-07-31 17:01:51" },
  { height:  585713 , difficulty:  4080728 , date:  "2015-07-31 17:02:42" },
  { height:  585714 , difficulty:  4079894 , date:  "2015-07-31 17:02:56" },
  { height:  585715 , difficulty:  4084554 , date:  "2015-07-31 17:03:33" },
  { height:  585716 , difficulty:  4056529 , date:  "2015-07-31 17:05:52" },
  { height:  585717 , difficulty:  4059461 , date:  "2015-07-31 17:06:57" },
  { height:  585718 , difficulty:  4076238 , date:  "2015-07-31 17:07:05" },
  { height:  585719 , difficulty:  4076159 , date:  "2015-07-31 17:07:07" },
  { height:  585720 , difficulty:  4057875 , date:  "2015-07-31 17:07:13" },
  { height:  585721 , difficulty:  4062259 , date:  "2015-07-31 17:09:04" },
  { height:  585722 , difficulty:  4045748 , date:  "2015-07-31 17:09:06" },
  { height:  585723 , difficulty:  4047213 , date:  "2015-07-31 17:09:28" },
  { height:  585724 , difficulty:  4057610 , date:  "2015-07-31 17:09:58" },
  { height:  585725 , difficulty:  4063601 , date:  "2015-07-31 17:10:29" },
  { height:  585726 , difficulty:  4066461 , date:  "2015-07-31 17:11:03" },
  { height:  585727 , difficulty:  4064686 , date:  "2015-07-31 17:11:08" },
  { height:  585728 , difficulty:  4051424 , date:  "2015-07-31 17:11:18" },
  { height:  585729 , difficulty:  4039288 , date:  "2015-07-31 17:14:12" },
  { height:  585730 , difficulty:  4012783 , date:  "2015-07-31 17:15:34" },
  { height:  585731 , difficulty:  4018472 , date:  "2015-07-31 17:15:51" },
  { height:  585732 , difficulty:  4010732 , date:  "2015-07-31 17:16:41" },
  { height:  585733 , difficulty:  4012352 , date:  "2015-07-31 17:17:07" },
  { height:  585734 , difficulty:  4002675 , date:  "2015-07-31 17:17:35" },
  { height:  585735 , difficulty:  3999970 , date:  "2015-07-31 17:18:55" },
  { height:  585736 , difficulty:  4003896 , date:  "2015-07-31 17:22:40" },
  { height:  585737 , difficulty:  4004771 , date:  "2015-07-31 17:25:14" },
  { height:  585738 , difficulty:  4006131 , date:  "2015-07-31 17:26:44" },
  { height:  585739 , difficulty:  4008845 , date:  "2015-07-31 17:27:38" },
  { height:  585740 , difficulty:  4017345 , date:  "2015-07-31 17:28:18" },
  { height:  585741 , difficulty:  4016777 , date:  "2015-07-31 17:28:29" },
  { height:  585742 , difficulty:  4004931 , date:  "2015-07-31 17:28:38" },
  { height:  585743 , difficulty:  3974047 , date:  "2015-07-31 17:33:40" },
  { height:  585744 , difficulty:  3974361 , date:  "2015-07-31 17:33:47" },
  { height:  585745 , difficulty:  3975972 , date:  "2015-07-31 17:34:39" },
  { height:  585746 , difficulty:  3980255 , date:  "2015-07-31 17:34:40" },
  { height:  585747 , difficulty:  3972461 , date:  "2015-07-31 17:34:50" },
  { height:  585748 , difficulty:  3971645 , date:  "2015-07-31 17:35:19" },
  { height:  585749 , difficulty:  3969173 , date:  "2015-07-31 17:35:31" },
  { height:  585750 , difficulty:  3976528 , date:  "2015-07-31 17:35:32" },
  { height:  585751 , difficulty:  3961442 , date:  "2015-07-31 17:37:50" },
  { height:  585752 , difficulty:  3961934 , date:  "2015-07-31 17:38:08" },
  { height:  585753 , difficulty:  3957592 , date:  "2015-07-31 17:38:14" },
  { height:  585754 , difficulty:  3959635 , date:  "2015-07-31 17:38:34" },
  { height:  585755 , difficulty:  3960392 , date:  "2015-07-31 17:38:38" },
  { height:  585756 , difficulty:  3940307 , date:  "2015-07-31 17:41:24" },
  { height:  585757 , difficulty:  3936381 , date:  "2015-07-31 17:42:32" },
  { height:  585758 , difficulty:  3919692 , date:  "2015-07-31 17:44:27" },
  { height:  585759 , difficulty:  3916174 , date:  "2015-07-31 17:44:32" },
  { height:  585760 , difficulty:  3919529 , date:  "2015-07-31 17:44:40" },
  { height:  585761 , difficulty:  3922173 , date:  "2015-07-31 17:46:42" },
  { height:  585762 , difficulty:  3924703 , date:  "2015-07-31 17:49:36" },
  { height:  585763 , difficulty:  3928513 , date:  "2015-07-31 17:50:18" },
  { height:  585764 , difficulty:  3944150 , date:  "2015-07-31 17:51:01" },
  { height:  585765 , difficulty:  3943445 , date:  "2015-07-31 17:53:10" },
  { height:  585766 , difficulty:  3943168 , date:  "2015-07-31 17:55:23" },
  { height:  585767 , difficulty:  3944629 , date:  "2015-07-31 17:55:34" },
  { height:  585768 , difficulty:  3941576 , date:  "2015-07-31 17:56:07" },
  { height:  585769 , difficulty:  3940279 , date:  "2015-07-31 17:56:31" },
  { height:  585770 , difficulty:  3956861 , date:  "2015-07-31 17:56:57" },
  { height:  585771 , difficulty:  3959439 , date:  "2015-07-31 17:56:59" },
  { height:  585772 , difficulty:  3958464 , date:  "2015-07-31 17:57:05" },
  { height:  585773 , difficulty:  3958899 , date:  "2015-07-31 17:57:31" },
  { height:  585774 , difficulty:  3974586 , date:  "2015-07-31 17:58:10" },
  { height:  585775 , difficulty:  3976574 , date:  "2015-07-31 18:00:04" },
  { height:  585776 , difficulty:  3989131 , date:  "2015-07-31 18:01:18" },
  { height:  585777 , difficulty:  3989220 , date:  "2015-07-31 18:02:12" },
  { height:  585778 , difficulty:  3991376 , date:  "2015-07-31 18:02:45" },
  { height:  585779 , difficulty:  3986673 , date:  "2015-07-31 18:03:39" },
  { height:  585780 , difficulty:  3988100 , date:  "2015-07-31 18:05:15" },
  { height:  585781 , difficulty:  3994973 , date:  "2015-07-31 18:05:19" },
  { height:  585782 , difficulty:  4001598 , date:  "2015-07-31 18:06:53" },
  { height:  585783 , difficulty:  4002936 , date:  "2015-07-31 18:07:34" },
  { height:  585784 , difficulty:  4001392 , date:  "2015-07-31 18:07:36" },
  { height:  585785 , difficulty:  4009548 , date:  "2015-07-31 18:11:15" },
  { height:  585786 , difficulty:  3977462 , date:  "2015-07-31 18:11:50" },
  { height:  585787 , difficulty:  3974337 , date:  "2015-07-31 18:13:05" },
  { height:  585788 , difficulty:  3974556 , date:  "2015-07-31 18:14:19" },
  { height:  585789 , difficulty:  3970534 , date:  "2015-07-31 18:14:22" },
  { height:  585790 , difficulty:  3981951 , date:  "2015-07-31 18:15:40" },
  { height:  585791 , difficulty:  3979679 , date:  "2015-07-31 18:16:34" },
  { height:  585792 , difficulty:  3982372 , date:  "2015-07-31 18:16:35" },
  { height:  585793 , difficulty:  3979565 , date:  "2015-07-31 18:18:10" },
  { height:  585794 , difficulty:  3980753 , date:  "2015-07-31 18:19:49" },
  { height:  585795 , difficulty:  3997616 , date:  "2015-07-31 18:19:50" },
  { height:  585796 , difficulty:  3999722 , date:  "2015-07-31 18:21:06" },
  { height:  585797 , difficulty:  3988402 , date:  "2015-07-31 18:21:24" },
  { height:  585798 , difficulty:  3997554 , date:  "2015-07-31 18:21:48" },
  { height:  585799 , difficulty:  4008801 , date:  "2015-07-31 18:25:12" },
  { height:  585800 , difficulty:  4010942 , date:  "2015-07-31 18:26:50" },
  { height:  585801 , difficulty:  4010568 , date:  "2015-07-31 18:27:19" },
  { height:  585802 , difficulty:  4027643 , date:  "2015-07-31 18:29:14" },
  { height:  585803 , difficulty:  4040426 , date:  "2015-07-31 18:29:48" },
  { height:  585804 , difficulty:  4041226 , date:  "2015-07-31 18:29:50" },
  { height:  585805 , difficulty:  4022122 , date:  "2015-07-31 18:30:22" },
  { height:  585806 , difficulty:  4026731 , date:  "2015-07-31 18:31:04" },
  { height:  585807 , difficulty:  4026739 , date:  "2015-07-31 18:31:10" },
  { height:  585808 , difficulty:  4023328 , date:  "2015-07-31 18:31:29" },
  { height:  585809 , difficulty:  4058536 , date:  "2015-07-31 18:33:36" },
  { height:  585810 , difficulty:  4058123 , date:  "2015-07-31 18:33:50" },
  { height:  585811 , difficulty:  4051055 , date:  "2015-07-31 18:37:05" },
  { height:  585812 , difficulty:  4029733 , date:  "2015-07-31 18:37:10" },
  { height:  585813 , difficulty:  4024341 , date:  "2015-07-31 18:38:11" },
  { height:  585814 , difficulty:  4020433 , date:  "2015-07-31 18:39:48" },
  { height:  585815 , difficulty:  4023788 , date:  "2015-07-31 18:40:44" },
  { height:  585816 , difficulty:  4021117 , date:  "2015-07-31 18:40:47" },
  { height:  585817 , difficulty:  4030431 , date:  "2015-07-31 18:43:11" },
  { height:  585818 , difficulty:  4051508 , date:  "2015-07-31 18:43:39" },
  { height:  585819 , difficulty:  4025458 , date:  "2015-07-31 18:43:47" },
  { height:  585820 , difficulty:  4032752 , date:  "2015-07-31 18:43:53" },
  { height:  585821 , difficulty:  4028288 , date:  "2015-07-31 18:44:03" },
  { height:  585822 , difficulty:  4030586 , date:  "2015-07-31 18:44:37" },
  { height:  585823 , difficulty:  4036527 , date:  "2015-07-31 18:44:43" },
  { height:  585824 , difficulty:  4040155 , date:  "2015-07-31 18:48:14" },
  { height:  585825 , difficulty:  4046831 , date:  "2015-07-31 18:50:55" },
  { height:  585826 , difficulty:  4049627 , date:  "2015-07-31 18:50:59" },
  { height:  585827 , difficulty:  4037035 , date:  "2015-07-31 18:51:30" },
  { height:  585828 , difficulty:  4039700 , date:  "2015-07-31 18:51:35" },
  { height:  585829 , difficulty:  4046628 , date:  "2015-07-31 18:52:04" },
  { height:  585830 , difficulty:  4047322 , date:  "2015-07-31 18:52:10" },
  { height:  585831 , difficulty:  4053767 , date:  "2015-07-31 18:52:35" },
  { height:  585832 , difficulty:  4053521 , date:  "2015-07-31 18:54:25" },
  { height:  585833 , difficulty:  4070715 , date:  "2015-07-31 18:56:12" },
  { height:  585834 , difficulty:  4057633 , date:  "2015-07-31 18:57:19" },
  { height:  585835 , difficulty:  4072346 , date:  "2015-07-31 18:57:56" },
  { height:  585836 , difficulty:  4072551 , date:  "2015-07-31 18:58:50" },
  { height:  585837 , difficulty:  4058864 , date:  "2015-07-31 18:59:01" },
  { height:  585838 , difficulty:  4042241 , date:  "2015-07-31 18:59:12" },
  { height:  585839 , difficulty:  4041238 , date:  "2015-07-31 19:00:33" },
  { height:  585840 , difficulty:  4037974 , date:  "2015-07-31 19:00:53" },
  { height:  585841 , difficulty:  4051368 , date:  "2015-07-31 19:00:55" },
  { height:  585842 , difficulty:  4062272 , date:  "2015-07-31 19:01:03" },
  { height:  585843 , difficulty:  4062134 , date:  "2015-07-31 19:01:58" },
  { height:  585844 , difficulty:  4064570 , date:  "2015-07-31 19:02:01" },
  { height:  585845 , difficulty:  4062834 , date:  "2015-07-31 19:02:44" },
  { height:  585846 , difficulty:  4087165 , date:  "2015-07-31 19:03:42" },
  { height:  585847 , difficulty:  4088427 , date:  "2015-07-31 19:04:39" },
  { height:  585848 , difficulty:  4097498 , date:  "2015-07-31 19:04:42" },
  { height:  585849 , difficulty:  4111620 , date:  "2015-07-31 19:05:02" },
  { height:  585850 , difficulty:  4108105 , date:  "2015-07-31 19:07:21" },
  { height:  585851 , difficulty:  4102615 , date:  "2015-07-31 19:09:51" },
  { height:  585852 , difficulty:  4094933 , date:  "2015-07-31 19:09:54" },
  { height:  585853 , difficulty:  4089370 , date:  "2015-07-31 19:10:43" },
  { height:  585854 , difficulty:  4109220 , date:  "2015-07-31 19:11:01" },
  { height:  585855 , difficulty:  4108490 , date:  "2015-07-31 19:11:23" },
  { height:  585856 , difficulty:  4117666 , date:  "2015-07-31 19:13:33" },
  { height:  585857 , difficulty:  4123375 , date:  "2015-07-31 19:13:47" },
  { height:  585858 , difficulty:  4114650 , date:  "2015-07-31 19:15:57" },
  { height:  585859 , difficulty:  4113093 , date:  "2015-07-31 19:16:02" },
  { height:  585860 , difficulty:  4129639 , date:  "2015-07-31 19:16:04" },
  { height:  585861 , difficulty:  4111761 , date:  "2015-07-31 19:17:08" },
  { height:  585862 , difficulty:  4109397 , date:  "2015-07-31 19:18:28" },
  { height:  585863 , difficulty:  4111274 , date:  "2015-07-31 19:18:43" },
  { height:  585864 , difficulty:  4107391 , date:  "2015-07-31 19:19:29" },
  { height:  585865 , difficulty:  4128944 , date:  "2015-07-31 19:20:03" },
  { height:  585866 , difficulty:  4120777 , date:  "2015-07-31 19:20:05" },
  { height:  585867 , difficulty:  4123922 , date:  "2015-07-31 19:21:33" },
  { height:  585868 , difficulty:  4153707 , date:  "2015-07-31 19:23:09" },
  { height:  585869 , difficulty:  4147455 , date:  "2015-07-31 19:23:15" },
  { height:  585870 , difficulty:  4141834 , date:  "2015-07-31 19:25:34" },
  { height:  585871 , difficulty:  4143111 , date:  "2015-07-31 19:26:52" },
  { height:  585872 , difficulty:  4140541 , date:  "2015-07-31 19:26:58" },
  { height:  585873 , difficulty:  4141872 , date:  "2015-07-31 19:27:50" },
  { height:  585874 , difficulty:  4142684 , date:  "2015-07-31 19:27:56" },
  { height:  585875 , difficulty:  4127360 , date:  "2015-07-31 19:33:21" },
  { height:  585876 , difficulty:  4116038 , date:  "2015-07-31 19:33:48" },
  { height:  585877 , difficulty:  4118425 , date:  "2015-07-31 19:33:53" },
  { height:  585878 , difficulty:  4116092 , date:  "2015-07-31 19:34:38" },
  { height:  585879 , difficulty:  4130703 , date:  "2015-07-31 19:34:42" },
  { height:  585880 , difficulty:  4132026 , date:  "2015-07-31 19:34:50" },
  { height:  585881 , difficulty:  4129644 , date:  "2015-07-31 19:37:23" },
  { height:  585882 , difficulty:  4125538 , date:  "2015-07-31 19:38:09" },
  { height:  585883 , difficulty:  4131104 , date:  "2015-07-31 19:38:10" },
  { height:  585884 , difficulty:  4138443 , date:  "2015-07-31 19:38:22" },
  { height:  585885 , difficulty:  4127255 , date:  "2015-07-31 19:41:25" },
  { height:  585886 , difficulty:  4127397 , date:  "2015-07-31 19:41:30" },
  { height:  585887 , difficulty:  4104306 , date:  "2015-07-31 19:43:51" },
  { height:  585888 , difficulty:  4106358 , date:  "2015-07-31 19:43:59" },
  { height:  585889 , difficulty:  4105441 , date:  "2015-07-31 19:45:11" },
  { height:  585890 , difficulty:  4094338 , date:  "2015-07-31 19:46:07" },
  { height:  585891 , difficulty:  4094391 , date:  "2015-07-31 19:46:10" },
  { height:  585892 , difficulty:  4105056 , date:  "2015-07-31 19:46:38" },
  { height:  585893 , difficulty:  4088081 , date:  "2015-07-31 19:48:08" },
  { height:  585894 , difficulty:  4085999 , date:  "2015-07-31 19:48:11" },
  { height:  585895 , difficulty:  4093723 , date:  "2015-07-31 19:49:16" },
  { height:  585896 , difficulty:  4100136 , date:  "2015-07-31 19:49:18" },
  { height:  585897 , difficulty:  4101852 , date:  "2015-07-31 19:50:02" },
  { height:  585898 , difficulty:  4118229 , date:  "2015-07-31 19:51:42" },
  { height:  585899 , difficulty:  4118730 , date:  "2015-07-31 19:53:04" },
  { height:  585900 , difficulty:  4102983 , date:  "2015-07-31 19:53:51" },
  { height:  585901 , difficulty:  4088354 , date:  "2015-07-31 19:54:23" },
  { height:  585902 , difficulty:  4090349 , date:  "2015-07-31 19:56:20" },
  { height:  585903 , difficulty:  4100772 , date:  "2015-07-31 19:57:11" },
  { height:  585904 , difficulty:  4103948 , date:  "2015-07-31 19:57:54" },
  { height:  585905 , difficulty:  4104671 , date:  "2015-07-31 19:59:56" },
  { height:  585906 , difficulty:  4106364 , date:  "2015-07-31 20:00:48" },
  { height:  585907 , difficulty:  4110308 , date:  "2015-07-31 20:00:50" },
  { height:  585908 , difficulty:  4104499 , date:  "2015-07-31 20:03:01" },
  { height:  585909 , difficulty:  4103698 , date:  "2015-07-31 20:03:27" },
  { height:  585910 , difficulty:  4096961 , date:  "2015-07-31 20:03:47" },
  { height:  585911 , difficulty:  4104054 , date:  "2015-07-31 20:07:10" },
  { height:  585912 , difficulty:  4098806 , date:  "2015-07-31 20:08:09" },
  { height:  585913 , difficulty:  4100800 , date:  "2015-07-31 20:08:42" },
  { height:  585914 , difficulty:  4103510 , date:  "2015-07-31 20:10:01" },
  { height:  585915 , difficulty:  4097470 , date:  "2015-07-31 20:10:07" },
  { height:  585916 , difficulty:  4105456 , date:  "2015-07-31 20:11:01" },
  { height:  585917 , difficulty:  4108953 , date:  "2015-07-31 20:11:19" },
  { height:  585918 , difficulty:  4110882 , date:  "2015-07-31 20:11:22" },
  { height:  585919 , difficulty:  4105509 , date:  "2015-07-31 20:11:36" },
  { height:  585920 , difficulty:  4112106 , date:  "2015-07-31 20:14:20" },
  { height:  585921 , difficulty:  4108205 , date:  "2015-07-31 20:14:51" },
  { height:  585922 , difficulty:  4103532 , date:  "2015-07-31 20:15:08" },
  { height:  585923 , difficulty:  4106865 , date:  "2015-07-31 20:16:02" },
  { height:  585924 , difficulty:  4110212 , date:  "2015-07-31 20:16:13" },
  { height:  585925 , difficulty:  4112871 , date:  "2015-07-31 20:20:53" },
  { height:  585926 , difficulty:  4107742 , date:  "2015-07-31 20:21:12" },
  { height:  585927 , difficulty:  4094536 , date:  "2015-07-31 20:21:14" },
  { height:  585928 , difficulty:  4098251 , date:  "2015-07-31 20:23:47" },
  { height:  585929 , difficulty:  4093864 , date:  "2015-07-31 20:24:30" },
  { height:  585930 , difficulty:  4106455 , date:  "2015-07-31 20:24:39" },
  { height:  585931 , difficulty:  4105283 , date:  "2015-07-31 20:27:05" },
  { height:  585932 , difficulty:  4107464 , date:  "2015-07-31 20:27:26" },
  { height:  585933 , difficulty:  4126815 , date:  "2015-07-31 20:27:28" },
  { height:  585934 , difficulty:  4120168 , date:  "2015-07-31 20:28:34" },
  { height:  585935 , difficulty:  4120833 , date:  "2015-07-31 20:29:02" },
  { height:  585936 , difficulty:  4127330 , date:  "2015-07-31 20:29:05" },
  { height:  585937 , difficulty:  4125629 , date:  "2015-07-31 20:31:07" },
  { height:  585938 , difficulty:  4119103 , date:  "2015-07-31 20:31:26" },
  { height:  585939 , difficulty:  4134880 , date:  "2015-07-31 20:32:39" },
  { height:  585940 , difficulty:  4132275 , date:  "2015-07-31 20:33:06" },
  { height:  585941 , difficulty:  4129993 , date:  "2015-07-31 20:35:58" },
  { height:  585942 , difficulty:  4135895 , date:  "2015-07-31 20:38:21" },
  { height:  585943 , difficulty:  4134476 , date:  "2015-07-31 20:38:24" },
  { height:  585944 , difficulty:  4126454 , date:  "2015-07-31 20:39:15" },
  { height:  585945 , difficulty:  4140891 , date:  "2015-07-31 20:40:48" },
  { height:  585946 , difficulty:  4160305 , date:  "2015-07-31 20:42:16" },
  { height:  585947 , difficulty:  4154033 , date:  "2015-07-31 20:43:21" },
  { height:  585948 , difficulty:  4178494 , date:  "2015-07-31 20:43:26" },
  { height:  585949 , difficulty:  4195156 , date:  "2015-07-31 20:43:36" },
  { height:  585950 , difficulty:  4210779 , date:  "2015-07-31 20:44:10" },
  { height:  585951 , difficulty:  4170736 , date:  "2015-07-31 20:47:13" },
  { height:  585952 , difficulty:  4173839 , date:  "2015-07-31 20:47:56" },
  { height:  585953 , difficulty:  4175686 , date:  "2015-07-31 20:49:02" },
  { height:  585954 , difficulty:  4181720 , date:  "2015-07-31 20:49:43" },
  { height:  585955 , difficulty:  4187178 , date:  "2015-07-31 20:51:20" },
  { height:  585956 , difficulty:  4194940 , date:  "2015-07-31 20:51:42" },
  { height:  585957 , difficulty:  4177163 , date:  "2015-07-31 20:52:26" },
  { height:  585958 , difficulty:  4174839 , date:  "2015-07-31 20:52:47" },
  { height:  585959 , difficulty:  4210183 , date:  "2015-07-31 20:53:43" },
  { height:  585960 , difficulty:  4212201 , date:  "2015-07-31 20:54:10" },
  { height:  585961 , difficulty:  4191565 , date:  "2015-07-31 20:54:43" },
  { height:  585962 , difficulty:  4192115 , date:  "2015-07-31 20:58:03" },
  { height:  585963 , difficulty:  4191479 , date:  "2015-07-31 20:58:45" },
  { height:  585964 , difficulty:  4191977 , date:  "2015-07-31 20:59:01" },
  { height:  585965 , difficulty:  4186518 , date:  "2015-07-31 21:00:13" },
  { height:  585966 , difficulty:  4198047 , date:  "2015-07-31 21:00:17" },
  { height:  585967 , difficulty:  4222352 , date:  "2015-07-31 21:00:31" },
  { height:  585968 , difficulty:  4223122 , date:  "2015-07-31 21:01:03" },
  { height:  585969 , difficulty:  4219355 , date:  "2015-07-31 21:01:17" },
  { height:  585970 , difficulty:  4228566 , date:  "2015-07-31 21:01:23" },
  { height:  585971 , difficulty:  4224520 , date:  "2015-07-31 21:02:15" },
  { height:  585972 , difficulty:  4225394 , date:  "2015-07-31 21:02:49" },
  { height:  585973 , difficulty:  4232599 , date:  "2015-07-31 21:02:58" },
  { height:  585974 , difficulty:  4226540 , date:  "2015-07-31 21:03:11" },
  { height:  585975 , difficulty:  4247345 , date:  "2015-07-31 21:04:52" },
  { height:  585976 , difficulty:  4242740 , date:  "2015-07-31 21:05:19" },
  { height:  585977 , difficulty:  4248380 , date:  "2015-07-31 21:06:40" },
  { height:  585978 , difficulty:  4236746 , date:  "2015-07-31 21:08:06" },
  { height:  585979 , difficulty:  4234244 , date:  "2015-07-31 21:08:44" },
  { height:  585980 , difficulty:  4231751 , date:  "2015-07-31 21:09:01" },
  { height:  585981 , difficulty:  4217827 , date:  "2015-07-31 21:09:12" },
  { height:  585982 , difficulty:  4215476 , date:  "2015-07-31 21:10:12" },
  { height:  585983 , difficulty:  4217229 , date:  "2015-07-31 21:10:12" },
  { height:  585984 , difficulty:  4230006 , date:  "2015-07-31 21:14:35" },
  { height:  585985 , difficulty:  4231885 , date:  "2015-07-31 21:15:13" },
  { height:  585986 , difficulty:  4230387 , date:  "2015-07-31 21:15:15" },
  { height:  585987 , difficulty:  4220960 , date:  "2015-07-31 21:16:47" },
  { height:  585988 , difficulty:  4230889 , date:  "2015-07-31 21:21:03" },
  { height:  585989 , difficulty:  4231826 , date:  "2015-07-31 21:21:07" },
  { height:  585990 , difficulty:  4227752 , date:  "2015-07-31 21:22:43" },
  { height:  585991 , difficulty:  4242736 , date:  "2015-07-31 21:22:47" },
  { height:  585992 , difficulty:  4263445 , date:  "2015-07-31 21:23:08" },
  { height:  585993 , difficulty:  4277639 , date:  "2015-07-31 21:23:20" },
  { height:  585994 , difficulty:  4278871 , date:  "2015-07-31 21:23:54" },
  { height:  585995 , difficulty:  4278622 , date:  "2015-07-31 21:24:13" },
  { height:  585996 , difficulty:  4263183 , date:  "2015-07-31 21:24:40" },
  { height:  585997 , difficulty:  4260298 , date:  "2015-07-31 21:25:52" },
  { height:  585998 , difficulty:  4267839 , date:  "2015-07-31 21:26:36" },
  { height:  585999 , difficulty:  4272911 , date:  "2015-07-31 21:26:43" },
  { height:  586000 , difficulty:  4275749 , date:  "2015-07-31 21:26:45" },
  { height:  586001 , difficulty:  4256128 , date:  "2015-07-31 21:26:57" },
  { height:  586002 , difficulty:  4255312 , date:  "2015-07-31 21:27:13" },
  { height:  586003 , difficulty:  4262904 , date:  "2015-07-31 21:28:14" },
  { height:  586004 , difficulty:  4245068 , date:  "2015-07-31 21:28:42" },
  { height:  586005 , difficulty:  4242538 , date:  "2015-07-31 21:30:21" },
  { height:  586006 , difficulty:  4256210 , date:  "2015-07-31 21:31:26" },
  { height:  586007 , difficulty:  4239619 , date:  "2015-07-31 21:31:56" },
  { height:  586008 , difficulty:  4245881 , date:  "2015-07-31 21:32:19" },
  { height:  586009 , difficulty:  4247429 , date:  "2015-07-31 21:32:32" },
  { height:  586010 , difficulty:  4251429 , date:  "2015-07-31 21:32:37" },
  { height:  586011 , difficulty:  4252838 , date:  "2015-07-31 21:32:48" },
  { height:  586012 , difficulty:  4254381 , date:  "2015-07-31 21:34:19" },
  { height:  586013 , difficulty:  4267353 , date:  "2015-07-31 21:35:52" },
  { height:  586014 , difficulty:  4290068 , date:  "2015-07-31 21:35:57" },
  { height:  586015 , difficulty:  4281640 , date:  "2015-07-31 21:38:29" },
  { height:  586016 , difficulty:  4295812 , date:  "2015-07-31 21:40:55" },
  { height:  586017 , difficulty:  4282890 , date:  "2015-07-31 21:40:58" },
  { height:  586018 , difficulty:  4267772 , date:  "2015-07-31 21:41:56" },
  { height:  586019 , difficulty:  4272237 , date:  "2015-07-31 21:42:00" },
  { height:  586020 , difficulty:  4267574 , date:  "2015-07-31 21:42:08" },
  { height:  586021 , difficulty:  4259597 , date:  "2015-07-31 21:42:59" },
  { height:  586022 , difficulty:  4273920 , date:  "2015-07-31 21:43:00" },
  { height:  586023 , difficulty:  4266637 , date:  "2015-07-31 21:43:18" },
  { height:  586024 , difficulty:  4278001 , date:  "2015-07-31 21:43:38" },
  { height:  586025 , difficulty:  4281491 , date:  "2015-07-31 21:45:19" },
  { height:  586026 , difficulty:  4284248 , date:  "2015-07-31 21:46:26" },
  { height:  586027 , difficulty:  4261365 , date:  "2015-07-31 21:46:28" },
  { height:  586028 , difficulty:  4268154 , date:  "2015-07-31 21:46:51" },
  { height:  586029 , difficulty:  4266251 , date:  "2015-07-31 21:47:40" },
  { height:  586030 , difficulty:  4267867 , date:  "2015-07-31 21:48:38" },
  { height:  586031 , difficulty:  4262623 , date:  "2015-07-31 21:50:40" },
  { height:  586032 , difficulty:  4269190 , date:  "2015-07-31 21:50:58" },
  { height:  586033 , difficulty:  4275744 , date:  "2015-07-31 21:51:02" },
  { height:  586034 , difficulty:  4274096 , date:  "2015-07-31 21:51:11" },
  { height:  586035 , difficulty:  4269962 , date:  "2015-07-31 21:51:48" },
  { height:  586036 , difficulty:  4290855 , date:  "2015-07-31 21:51:59" },
  { height:  586037 , difficulty:  4287833 , date:  "2015-07-31 21:52:05" },
  { height:  586038 , difficulty:  4266612 , date:  "2015-07-31 21:52:10" },
  { height:  586039 , difficulty:  4268114 , date:  "2015-07-31 21:52:52" },
  { height:  586040 , difficulty:  4271562 , date:  "2015-07-31 21:54:13" },
  { height:  586041 , difficulty:  4272260 , date:  "2015-07-31 21:54:47" },
  { height:  586042 , difficulty:  4273645 , date:  "2015-07-31 21:55:33" },
  { height:  586043 , difficulty:  4283956 , date:  "2015-07-31 21:56:57" },
  { height:  586044 , difficulty:  4287978 , date:  "2015-07-31 21:57:03" },
  { height:  586045 , difficulty:  4291224 , date:  "2015-07-31 21:57:34" },
  { height:  586046 , difficulty:  4298167 , date:  "2015-07-31 22:00:06" },
  { height:  586047 , difficulty:  4293450 , date:  "2015-07-31 22:00:12" },
  { height:  586048 , difficulty:  4291483 , date:  "2015-07-31 22:00:36" },
  { height:  586049 , difficulty:  4297648 , date:  "2015-07-31 22:01:10" },
  { height:  586050 , difficulty:  4305387 , date:  "2015-07-31 22:03:53" },
  { height:  586051 , difficulty:  4293928 , date:  "2015-07-31 22:05:00" },
  { height:  586052 , difficulty:  4295409 , date:  "2015-07-31 22:06:57" },
  { height:  586053 , difficulty:  4293103 , date:  "2015-07-31 22:07:08" },
  { height:  586054 , difficulty:  4284400 , date:  "2015-07-31 22:09:41" },
  { height:  586055 , difficulty:  4280787 , date:  "2015-07-31 22:09:46" },
  { height:  586056 , difficulty:  4280291 , date:  "2015-07-31 22:10:06" },
  { height:  586057 , difficulty:  4281583 , date:  "2015-07-31 22:10:11" },
  { height:  586058 , difficulty:  4286497 , date:  "2015-07-31 22:11:12" },
  { height:  586059 , difficulty:  4307622 , date:  "2015-07-31 22:11:42" },
  { height:  586060 , difficulty:  4278427 , date:  "2015-07-31 22:12:43" },
  { height:  586061 , difficulty:  4275218 , date:  "2015-07-31 22:14:14" },
  { height:  586062 , difficulty:  4277509 , date:  "2015-07-31 22:14:33" },
  { height:  586063 , difficulty:  4273724 , date:  "2015-07-31 22:15:06" },
  { height:  586064 , difficulty:  4267273 , date:  "2015-07-31 22:15:08" },
  { height:  586065 , difficulty:  4275523 , date:  "2015-07-31 22:16:01" },
  { height:  586066 , difficulty:  4281206 , date:  "2015-07-31 22:16:04" },
  { height:  586067 , difficulty:  4327030 , date:  "2015-07-31 22:18:24" },
  { height:  586068 , difficulty:  4329621 , date:  "2015-07-31 22:18:48" },
  { height:  586069 , difficulty:  4332785 , date:  "2015-07-31 22:19:19" },
  { height:  586070 , difficulty:  4330237 , date:  "2015-07-31 22:23:16" },
  { height:  586071 , difficulty:  4330455 , date:  "2015-07-31 22:23:38" },
  { height:  586072 , difficulty:  4332629 , date:  "2015-07-31 22:25:41" },
  { height:  586073 , difficulty:  4332011 , date:  "2015-07-31 22:26:25" },
  { height:  586074 , difficulty:  4328243 , date:  "2015-07-31 22:27:23" },
  { height:  586075 , difficulty:  4330041 , date:  "2015-07-31 22:27:29" },
  { height:  586076 , difficulty:  4332759 , date:  "2015-07-31 22:29:23" },
  { height:  586077 , difficulty:  4332946 , date:  "2015-07-31 22:30:39" },
  { height:  586078 , difficulty:  4350125 , date:  "2015-07-31 22:31:13" },
  { height:  586079 , difficulty:  4351487 , date:  "2015-07-31 22:31:34" },
  { height:  586080 , difficulty:  4371029 , date:  "2015-07-31 22:31:50" },
  { height:  586081 , difficulty:  4359479 , date:  "2015-07-31 22:34:32" },
  { height:  586082 , difficulty:  4354696 , date:  "2015-07-31 22:35:04" },
  { height:  586083 , difficulty:  4356823 , date:  "2015-07-31 22:35:34" },
  { height:  586084 , difficulty:  4371705 , date:  "2015-07-31 22:38:05" },
  { height:  586085 , difficulty:  4371706 , date:  "2015-07-31 22:38:17" },
  { height:  586086 , difficulty:  4372511 , date:  "2015-07-31 22:39:11" },
  { height:  586087 , difficulty:  4387072 , date:  "2015-07-31 22:40:45" },
  { height:  586088 , difficulty:  4379916 , date:  "2015-07-31 22:43:42" },
  { height:  586089 , difficulty:  4371436 , date:  "2015-07-31 22:43:46" },
  { height:  586090 , difficulty:  4378359 , date:  "2015-07-31 22:46:36" },
  { height:  586091 , difficulty:  4363112 , date:  "2015-07-31 22:46:54" },
  { height:  586092 , difficulty:  4354668 , date:  "2015-07-31 22:47:04" },
  { height:  586093 , difficulty:  4359244 , date:  "2015-07-31 22:47:17" },
  { height:  586094 , difficulty:  4361262 , date:  "2015-07-31 22:48:10" },
  { height:  586095 , difficulty:  4380855 , date:  "2015-07-31 22:48:37" },
  { height:  586096 , difficulty:  4383954 , date:  "2015-07-31 22:48:57" },
  { height:  586097 , difficulty:  4378959 , date:  "2015-07-31 22:49:04" },
  { height:  586098 , difficulty:  4407543 , date:  "2015-07-31 22:49:42" },
  { height:  586099 , difficulty:  4433154 , date:  "2015-07-31 22:49:47" },
  { height:  586100 , difficulty:  4432775 , date:  "2015-07-31 22:50:00" },
  { height:  586101 , difficulty:  4420335 , date:  "2015-07-31 22:51:17" },
  { height:  586102 , difficulty:  4412870 , date:  "2015-07-31 22:53:11" },
  { height:  586103 , difficulty:  4416278 , date:  "2015-07-31 22:53:56" },
  { height:  586104 , difficulty:  4415745 , date:  "2015-07-31 22:56:00" },
  { height:  586105 , difficulty:  4410853 , date:  "2015-07-31 22:56:11" },
  { height:  586106 , difficulty:  4407606 , date:  "2015-07-31 22:57:09" },
  { height:  586107 , difficulty:  4392550 , date:  "2015-07-31 22:57:11" },
  { height:  586108 , difficulty:  4401865 , date:  "2015-07-31 22:57:52" },
  { height:  586109 , difficulty:  4408247 , date:  "2015-07-31 23:00:52" },
  { height:  586110 , difficulty:  4413960 , date:  "2015-07-31 23:01:17" },
  { height:  586111 , difficulty:  4438283 , date:  "2015-07-31 23:02:56" },
  { height:  586112 , difficulty:  4445477 , date:  "2015-07-31 23:04:02" },
  { height:  586113 , difficulty:  4460449 , date:  "2015-07-31 23:04:17" },
  { height:  586114 , difficulty:  4463627 , date:  "2015-07-31 23:04:31" },
  { height:  586115 , difficulty:  4461240 , date:  "2015-07-31 23:05:25" },
  { height:  586116 , difficulty:  4458589 , date:  "2015-07-31 23:05:27" },
  { height:  586117 , difficulty:  4462059 , date:  "2015-07-31 23:05:43" },
  { height:  586118 , difficulty:  4461912 , date:  "2015-07-31 23:07:25" },
  { height:  586119 , difficulty:  4451961 , date:  "2015-07-31 23:10:27" },
  { height:  586120 , difficulty:  4472537 , date:  "2015-07-31 23:10:31" },
  { height:  586121 , difficulty:  4472162 , date:  "2015-07-31 23:14:03" },
  { height:  586122 , difficulty:  4454741 , date:  "2015-07-31 23:17:29" },
  { height:  586123 , difficulty:  4457706 , date:  "2015-07-31 23:18:36" },
  { height:  586124 , difficulty:  4474808 , date:  "2015-07-31 23:18:57" },
  { height:  586125 , difficulty:  4472986 , date:  "2015-07-31 23:20:59" },
  { height:  586126 , difficulty:  4468966 , date:  "2015-07-31 23:22:52" },
  { height:  586127 , difficulty:  4465902 , date:  "2015-07-31 23:22:54" },
  { height:  586128 , difficulty:  4470866 , date:  "2015-07-31 23:23:23" },
  { height:  586129 , difficulty:  4495714 , date:  "2015-07-31 23:23:42" },
  { height:  586130 , difficulty:  4488086 , date:  "2015-07-31 23:26:44" },
  { height:  586131 , difficulty:  4502063 , date:  "2015-07-31 23:27:29" },
  { height:  586132 , difficulty:  4501144 , date:  "2015-07-31 23:28:17" },
  { height:  586133 , difficulty:  4503875 , date:  "2015-07-31 23:29:03" },
  { height:  586134 , difficulty:  4499735 , date:  "2015-07-31 23:29:34" },
  { height:  586135 , difficulty:  4512991 , date:  "2015-07-31 23:30:45" },
  { height:  586136 , difficulty:  4516612 , date:  "2015-07-31 23:31:15" },
  { height:  586137 , difficulty:  4504810 , date:  "2015-07-31 23:32:50" },
  { height:  586138 , difficulty:  4515740 , date:  "2015-07-31 23:33:39" },
  { height:  586139 , difficulty:  4513822 , date:  "2015-07-31 23:33:56" },
  { height:  586140 , difficulty:  4518643 , date:  "2015-07-31 23:34:07" },
  { height:  586141 , difficulty:  4521372 , date:  "2015-07-31 23:35:22" },
  { height:  586142 , difficulty:  4532800 , date:  "2015-07-31 23:35:46" },
  { height:  586143 , difficulty:  4527466 , date:  "2015-07-31 23:37:19" },
  { height:  586144 , difficulty:  4526129 , date:  "2015-07-31 23:38:31" },
  { height:  586145 , difficulty:  4532189 , date:  "2015-07-31 23:39:01" },
  { height:  586146 , difficulty:  4502537 , date:  "2015-07-31 23:39:11" },
  { height:  586147 , difficulty:  4507771 , date:  "2015-07-31 23:39:14" },
  { height:  586148 , difficulty:  4494195 , date:  "2015-07-31 23:39:50" },
  { height:  586149 , difficulty:  4492113 , date:  "2015-07-31 23:40:55" },
  { height:  586150 , difficulty:  4485698 , date:  "2015-07-31 23:41:14" },
  { height:  586151 , difficulty:  4492671 , date:  "2015-07-31 23:43:18" },
  { height:  586152 , difficulty:  4479872 , date:  "2015-07-31 23:45:03" },
  { height:  586153 , difficulty:  4472671 , date:  "2015-07-31 23:46:45" },
  { height:  586154 , difficulty:  4470384 , date:  "2015-07-31 23:47:06" },
  { height:  586155 , difficulty:  4477072 , date:  "2015-07-31 23:47:30" },
  { height:  586156 , difficulty:  4483289 , date:  "2015-07-31 23:47:59" },
  { height:  586157 , difficulty:  4481531 , date:  "2015-07-31 23:49:17" },
  { height:  586158 , difficulty:  4478790 , date:  "2015-07-31 23:50:33" },
  { height:  586159 , difficulty:  4484499 , date:  "2015-07-31 23:50:39" },
  { height:  586160 , difficulty:  4465780 , date:  "2015-07-31 23:51:34" },
  { height:  586161 , difficulty:  4467365 , date:  "2015-07-31 23:52:20" },
  { height:  586162 , difficulty:  4464252 , date:  "2015-07-31 23:54:41" },
  { height:  586163 , difficulty:  4459822 , date:  "2015-07-31 23:55:27" },
  { height:  586164 , difficulty:  4440796 , date:  "2015-07-31 23:55:49" },
  { height:  586165 , difficulty:  4441825 , date:  "2015-07-31 23:56:25" },
  { height:  586166 , difficulty:  4424176 , date:  "2015-07-31 23:57:51" },
  { height:  586167 , difficulty:  4429640 , date:  "2015-07-31 23:59:46" },
  { height:  586168 , difficulty:  4440127 , date:  "2015-08-01 00:00:14" },
  { height:  586169 , difficulty:  4441001 , date:  "2015-08-01 00:00:17" },
  { height:  586170 , difficulty:  4438312 , date:  "2015-08-01 00:00:28" },
  { height:  586171 , difficulty:  4437004 , date:  "2015-08-01 00:01:06" },
  { height:  586172 , difficulty:  4472968 , date:  "2015-08-01 00:01:36" },
  { height:  586173 , difficulty:  4482937 , date:  "2015-08-01 00:01:55" },
  { height:  586174 , difficulty:  4479064 , date:  "2015-08-01 00:02:12" },
  { height:  586175 , difficulty:  4502006 , date:  "2015-08-01 00:02:29" },
  { height:  586176 , difficulty:  4513377 , date:  "2015-08-01 00:03:58" },
  { height:  586177 , difficulty:  4529702 , date:  "2015-08-01 00:04:03" },
  { height:  586178 , difficulty:  4519020 , date:  "2015-08-01 00:06:47" },
  { height:  586179 , difficulty:  4514826 , date:  "2015-08-01 00:09:35" },
  { height:  586180 , difficulty:  4505174 , date:  "2015-08-01 00:09:52" },
  { height:  586181 , difficulty:  4516428 , date:  "2015-08-01 00:10:42" },
  { height:  586182 , difficulty:  4512733 , date:  "2015-08-01 00:11:03" },
  { height:  586183 , difficulty:  4514599 , date:  "2015-08-01 00:12:10" },
  { height:  586184 , difficulty:  4518431 , date:  "2015-08-01 00:12:32" },
  { height:  586185 , difficulty:  4499532 , date:  "2015-08-01 00:13:29" },
  { height:  586186 , difficulty:  4500563 , date:  "2015-08-01 00:13:53" },
  { height:  586187 , difficulty:  4488664 , date:  "2015-08-01 00:15:34" },
  { height:  586188 , difficulty:  4482341 , date:  "2015-08-01 00:15:59" },
  { height:  586189 , difficulty:  4482810 , date:  "2015-08-01 00:16:02" },
  { height:  586190 , difficulty:  4509952 , date:  "2015-08-01 00:16:37" },
  { height:  586191 , difficulty:  4507835 , date:  "2015-08-01 00:17:31" },
  { height:  586192 , difficulty:  4528156 , date:  "2015-08-01 00:17:35" },
  { height:  586193 , difficulty:  4533993 , date:  "2015-08-01 00:18:21" },
  { height:  586194 , difficulty:  4523527 , date:  "2015-08-01 00:20:47" },
  { height:  586195 , difficulty:  4500013 , date:  "2015-08-01 00:21:13" },
  { height:  586196 , difficulty:  4508551 , date:  "2015-08-01 00:21:32" },
  { height:  586197 , difficulty:  4495042 , date:  "2015-08-01 00:22:02" },
  { height:  586198 , difficulty:  4473091 , date:  "2015-08-01 00:22:46" },
  { height:  586199 , difficulty:  4468076 , date:  "2015-08-01 00:22:50" },
  { height:  586200 , difficulty:  4466940 , date:  "2015-08-01 00:27:43" },
  { height:  586201 , difficulty:  4456556 , date:  "2015-08-01 00:28:45" },
  { height:  586202 , difficulty:  4444217 , date:  "2015-08-01 00:30:25" },
  { height:  586203 , difficulty:  4447944 , date:  "2015-08-01 00:30:27" },
  { height:  586204 , difficulty:  4451415 , date:  "2015-08-01 00:31:39" },
  { height:  586205 , difficulty:  4456844 , date:  "2015-08-01 00:34:01" },
  { height:  586206 , difficulty:  4436606 , date:  "2015-08-01 00:34:13" },
  { height:  586207 , difficulty:  4437977 , date:  "2015-08-01 00:34:38" },
  { height:  586208 , difficulty:  4433971 , date:  "2015-08-01 00:35:56" },
  { height:  586209 , difficulty:  4429447 , date:  "2015-08-01 00:36:00" },
  { height:  586210 , difficulty:  4428365 , date:  "2015-08-01 00:36:32" },
  { height:  586211 , difficulty:  4448508 , date:  "2015-08-01 00:36:40" },
  { height:  586212 , difficulty:  4448672 , date:  "2015-08-01 00:39:24" },
  { height:  586213 , difficulty:  4457577 , date:  "2015-08-01 00:39:25" },
  { height:  586214 , difficulty:  4453561 , date:  "2015-08-01 00:39:30" },
  { height:  586215 , difficulty:  4452918 , date:  "2015-08-01 00:40:00" },
  { height:  586216 , difficulty:  4454553 , date:  "2015-08-01 00:46:06" },
  { height:  586217 , difficulty:  4445969 , date:  "2015-08-01 00:46:09" },
  { height:  586218 , difficulty:  4456132 , date:  "2015-08-01 00:47:14" },
  { height:  586219 , difficulty:  4448263 , date:  "2015-08-01 00:47:17" },
  { height:  586220 , difficulty:  4449398 , date:  "2015-08-01 00:48:43" },
  { height:  586221 , difficulty:  4452289 , date:  "2015-08-01 00:49:12" },
  { height:  586222 , difficulty:  4456210 , date:  "2015-08-01 00:49:31" },
  { height:  586223 , difficulty:  4468806 , date:  "2015-08-01 00:50:03" },
  { height:  586224 , difficulty:  4467561 , date:  "2015-08-01 00:50:06" },
  { height:  586225 , difficulty:  4481374 , date:  "2015-08-01 00:50:35" },
  { height:  586226 , difficulty:  4483908 , date:  "2015-08-01 00:52:33" },
  { height:  586227 , difficulty:  4472593 , date:  "2015-08-01 00:52:38" },
  { height:  586228 , difficulty:  4467395 , date:  "2015-08-01 00:55:03" },
  { height:  586229 , difficulty:  4456135 , date:  "2015-08-01 00:55:09" },
  { height:  586230 , difficulty:  4486521 , date:  "2015-08-01 00:55:43" },
  { height:  586231 , difficulty:  4484683 , date:  "2015-08-01 00:56:51" },
  { height:  586232 , difficulty:  4484219 , date:  "2015-08-01 00:57:12" },
  { height:  586233 , difficulty:  4477125 , date:  "2015-08-01 00:57:57" },
  { height:  586234 , difficulty:  4473293 , date:  "2015-08-01 00:59:19" },
  { height:  586235 , difficulty:  4476254 , date:  "2015-08-01 00:59:46" },
  { height:  586236 , difficulty:  4486509 , date:  "2015-08-01 01:00:51" },
  { height:  586237 , difficulty:  4499131 , date:  "2015-08-01 01:01:15" },
  { height:  586238 , difficulty:  4488544 , date:  "2015-08-01 01:03:58" },
  { height:  586239 , difficulty:  4483687 , date:  "2015-08-01 01:04:04" },
  { height:  586240 , difficulty:  4499912 , date:  "2015-08-01 01:04:22" },
  { height:  586241 , difficulty:  4517738 , date:  "2015-08-01 01:04:48" },
  { height:  586242 , difficulty:  4516997 , date:  "2015-08-01 01:05:19" },
  { height:  586243 , difficulty:  4505408 , date:  "2015-08-01 01:07:29" },
  { height:  586244 , difficulty:  4504652 , date:  "2015-08-01 01:10:40" },
  { height:  586245 , difficulty:  4513770 , date:  "2015-08-01 01:11:11" },
  { height:  586246 , difficulty:  4516155 , date:  "2015-08-01 01:14:21" },
  { height:  586247 , difficulty:  4512166 , date:  "2015-08-01 01:14:27" },
  { height:  586248 , difficulty:  4524235 , date:  "2015-08-01 01:16:55" },
  { height:  586249 , difficulty:  4524498 , date:  "2015-08-01 01:24:50" },
  { height:  586250 , difficulty:  4529430 , date:  "2015-08-01 01:24:56" },
  { height:  586251 , difficulty:  4543041 , date:  "2015-08-01 01:27:35" },
  { height:  586252 , difficulty:  4533250 , date:  "2015-08-01 01:30:01" },
  { height:  586253 , difficulty:  4551021 , date:  "2015-08-01 01:30:50" },
  { height:  586254 , difficulty:  4530161 , date:  "2015-08-01 01:30:55" },
  { height:  586255 , difficulty:  4516879 , date:  "2015-08-01 01:31:18" },
  { height:  586256 , difficulty:  4519147 , date:  "2015-08-01 01:31:19" },
  { height:  586257 , difficulty:  4516614 , date:  "2015-08-01 01:31:34" },
  { height:  586258 , difficulty:  4546238 , date:  "2015-08-01 01:33:53" },
  { height:  586259 , difficulty:  4546725 , date:  "2015-08-01 01:34:46" },
  { height:  586260 , difficulty:  4551236 , date:  "2015-08-01 01:35:41" },
  { height:  586261 , difficulty:  4549712 , date:  "2015-08-01 01:35:52" },
  { height:  586262 , difficulty:  4561430 , date:  "2015-08-01 01:36:47" },
  { height:  586263 , difficulty:  4552750 , date:  "2015-08-01 01:36:51" },
  { height:  586264 , difficulty:  4552569 , date:  "2015-08-01 01:36:53" },
  { height:  586265 , difficulty:  4554190 , date:  "2015-08-01 01:37:40" },
  { height:  586266 , difficulty:  4563294 , date:  "2015-08-01 01:37:51" },
  { height:  586267 , difficulty:  4562351 , date:  "2015-08-01 01:38:07" },
  { height:  586268 , difficulty:  4580234 , date:  "2015-08-01 01:40:56" },
  { height:  586269 , difficulty:  4575263 , date:  "2015-08-01 01:41:12" },
  { height:  586270 , difficulty:  4556605 , date:  "2015-08-01 01:42:04" },
  { height:  586271 , difficulty:  4560394 , date:  "2015-08-01 01:42:36" },
  { height:  586272 , difficulty:  4559732 , date:  "2015-08-01 01:43:18" },
  { height:  586273 , difficulty:  4563243 , date:  "2015-08-01 01:43:46" },
  { height:  586274 , difficulty:  4558357 , date:  "2015-08-01 01:43:57" },
  { height:  586275 , difficulty:  4561679 , date:  "2015-08-01 01:44:03" },
  { height:  586276 , difficulty:  4564999 , date:  "2015-08-01 01:44:16" },
  { height:  586277 , difficulty:  4571381 , date:  "2015-08-01 01:44:31" },
  { height:  586278 , difficulty:  4561687 , date:  "2015-08-01 01:44:45" },
  { height:  586279 , difficulty:  4566495 , date:  "2015-08-01 01:45:19" },
  { height:  586280 , difficulty:  4558358 , date:  "2015-08-01 01:46:08" },
  { height:  586281 , difficulty:  4547912 , date:  "2015-08-01 01:46:11" },
  { height:  586282 , difficulty:  4547410 , date:  "2015-08-01 01:46:21" },
  { height:  586283 , difficulty:  4548301 , date:  "2015-08-01 01:46:58" },
  { height:  586284 , difficulty:  4549877 , date:  "2015-08-01 01:47:24" },
  { height:  586285 , difficulty:  4551440 , date:  "2015-08-01 01:47:41" },
  { height:  586286 , difficulty:  4556027 , date:  "2015-08-01 01:48:56" },
  { height:  586287 , difficulty:  4556815 , date:  "2015-08-01 01:49:01" },
  { height:  586288 , difficulty:  4536895 , date:  "2015-08-01 01:50:57" },
  { height:  586289 , difficulty:  4541715 , date:  "2015-08-01 01:52:24" },
  { height:  586290 , difficulty:  4553161 , date:  "2015-08-01 01:53:04" },
  { height:  586291 , difficulty:  4557702 , date:  "2015-08-01 01:53:27" },
  { height:  586292 , difficulty:  4518659 , date:  "2015-08-01 01:57:00" },
  { height:  586293 , difficulty:  4519708 , date:  "2015-08-01 01:57:42" },
  { height:  586294 , difficulty:  4514260 , date:  "2015-08-01 01:58:24" },
  { height:  586295 , difficulty:  4520764 , date:  "2015-08-01 01:58:30" },
  { height:  586296 , difficulty:  4511070 , date:  "2015-08-01 01:59:34" },
  { height:  586297 , difficulty:  4508600 , date:  "2015-08-01 02:00:25" },
  { height:  586298 , difficulty:  4509393 , date:  "2015-08-01 02:00:32" },
  { height:  586299 , difficulty:  4528029 , date:  "2015-08-01 02:01:18" },
  { height:  586300 , difficulty:  4532122 , date:  "2015-08-01 02:02:24" },
  { height:  586301 , difficulty:  4531755 , date:  "2015-08-01 02:03:04" },
  { height:  586302 , difficulty:  4520742 , date:  "2015-08-01 02:03:05" },
  { height:  586303 , difficulty:  4521953 , date:  "2015-08-01 02:03:44" },
  { height:  586304 , difficulty:  4506758 , date:  "2015-08-01 02:04:08" },
  { height:  586305 , difficulty:  4515792 , date:  "2015-08-01 02:04:39" },
  { height:  586306 , difficulty:  4514900 , date:  "2015-08-01 02:06:24" },
  { height:  586307 , difficulty:  4510065 , date:  "2015-08-01 02:06:30" },
  { height:  586308 , difficulty:  4511697 , date:  "2015-08-01 02:07:47" },
  { height:  586309 , difficulty:  4524568 , date:  "2015-08-01 02:07:53" },
  { height:  586310 , difficulty:  4514780 , date:  "2015-08-01 02:09:24" },
  { height:  586311 , difficulty:  4518831 , date:  "2015-08-01 02:09:48" },
  { height:  586312 , difficulty:  4514514 , date:  "2015-08-01 02:10:03" },
  { height:  586313 , difficulty:  4516460 , date:  "2015-08-01 02:10:18" },
  { height:  586314 , difficulty:  4496422 , date:  "2015-08-01 02:12:04" },
  { height:  586315 , difficulty:  4528192 , date:  "2015-08-01 02:13:14" },
  { height:  586316 , difficulty:  4527861 , date:  "2015-08-01 02:13:42" },
  { height:  586317 , difficulty:  4531646 , date:  "2015-08-01 02:13:46" },
  { height:  586318 , difficulty:  4536520 , date:  "2015-08-01 02:17:07" },
  { height:  586319 , difficulty:  4541494 , date:  "2015-08-01 02:17:16" },
  { height:  586320 , difficulty:  4517351 , date:  "2015-08-01 02:19:07" },
  { height:  586321 , difficulty:  4541334 , date:  "2015-08-01 02:19:14" },
  { height:  586322 , difficulty:  4518841 , date:  "2015-08-01 02:20:12" },
  { height:  586323 , difficulty:  4530690 , date:  "2015-08-01 02:23:28" },
  { height:  586324 , difficulty:  4515758 , date:  "2015-08-01 02:26:26" },
  { height:  586325 , difficulty:  4465418 , date:  "2015-08-01 02:26:31" },
  { height:  586326 , difficulty:  4471050 , date:  "2015-08-01 02:26:35" },
  { height:  586327 , difficulty:  4472104 , date:  "2015-08-01 02:27:56" },
  { height:  586328 , difficulty:  4467837 , date:  "2015-08-01 02:28:41" },
  { height:  586329 , difficulty:  4492633 , date:  "2015-08-01 02:29:29" },
  { height:  586330 , difficulty:  4493906 , date:  "2015-08-01 02:29:56" },
  { height:  586331 , difficulty:  4503308 , date:  "2015-08-01 02:31:46" },
  { height:  586332 , difficulty:  4505734 , date:  "2015-08-01 02:33:52" },
  { height:  586333 , difficulty:  4521753 , date:  "2015-08-01 02:34:02" },
  { height:  586334 , difficulty:  4508528 , date:  "2015-08-01 02:37:32" },
  { height:  586335 , difficulty:  4506061 , date:  "2015-08-01 02:37:42" },
  { height:  586336 , difficulty:  4501600 , date:  "2015-08-01 02:38:40" },
  { height:  586337 , difficulty:  4509995 , date:  "2015-08-01 02:40:07" },
  { height:  586338 , difficulty:  4508632 , date:  "2015-08-01 02:41:32" },
  { height:  586339 , difficulty:  4510069 , date:  "2015-08-01 02:41:53" },
  { height:  586340 , difficulty:  4514984 , date:  "2015-08-01 02:42:52" },
  { height:  586341 , difficulty:  4529351 , date:  "2015-08-01 02:43:31" },
  { height:  586342 , difficulty:  4567066 , date:  "2015-08-01 02:44:27" },
  { height:  586343 , difficulty:  4567431 , date:  "2015-08-01 02:44:32" },
  { height:  586344 , difficulty:  4547335 , date:  "2015-08-01 02:46:15" },
  { height:  586345 , difficulty:  4548403 , date:  "2015-08-01 02:46:21" },
  { height:  586346 , difficulty:  4558834 , date:  "2015-08-01 02:48:19" },
  { height:  586347 , difficulty:  4558359 , date:  "2015-08-01 02:49:03" },
  { height:  586348 , difficulty:  4558893 , date:  "2015-08-01 02:49:38" },
  { height:  586349 , difficulty:  4561904 , date:  "2015-08-01 02:51:07" },
  { height:  586350 , difficulty:  4587484 , date:  "2015-08-01 02:51:27" },
  { height:  586351 , difficulty:  4604965 , date:  "2015-08-01 02:52:36" },
  { height:  586352 , difficulty:  4611014 , date:  "2015-08-01 02:53:57" },
  { height:  586353 , difficulty:  4615007 , date:  "2015-08-01 02:54:01" },
  { height:  586354 , difficulty:  4616311 , date:  "2015-08-01 02:55:10" },
  { height:  586355 , difficulty:  4639692 , date:  "2015-08-01 02:56:19" },
  { height:  586356 , difficulty:  4643667 , date:  "2015-08-01 02:56:23" },
  { height:  586357 , difficulty:  4667423 , date:  "2015-08-01 03:00:16" },
  { height:  586358 , difficulty:  4672698 , date:  "2015-08-01 03:00:18" },
  { height:  586359 , difficulty:  4673537 , date:  "2015-08-01 03:00:28" },
  { height:  586360 , difficulty:  4674093 , date:  "2015-08-01 03:01:09" },
  { height:  586361 , difficulty:  4676513 , date:  "2015-08-01 03:01:32" },
  { height:  586362 , difficulty:  4671361 , date:  "2015-08-01 03:01:58" },
  { height:  586363 , difficulty:  4673620 , date:  "2015-08-01 03:03:01" },
  { height:  586364 , difficulty:  4661848 , date:  "2015-08-01 03:03:06" },
  { height:  586365 , difficulty:  4654776 , date:  "2015-08-01 03:06:23" },
  { height:  586366 , difficulty:  4651445 , date:  "2015-08-01 03:06:30" },
  { height:  586367 , difficulty:  4655645 , date:  "2015-08-01 03:07:22" },
  { height:  586368 , difficulty:  4630834 , date:  "2015-08-01 03:07:45" },
  { height:  586369 , difficulty:  4631673 , date:  "2015-08-01 03:07:53" },
  { height:  586370 , difficulty:  4629532 , date:  "2015-08-01 03:09:03" },
  { height:  586371 , difficulty:  4635822 , date:  "2015-08-01 03:09:06" },
  { height:  586372 , difficulty:  4628604 , date:  "2015-08-01 03:10:36" },
  { height:  586373 , difficulty:  4624194 , date:  "2015-08-01 03:14:42" },
  { height:  586374 , difficulty:  4632390 , date:  "2015-08-01 03:15:09" },
  { height:  586375 , difficulty:  4632078 , date:  "2015-08-01 03:15:16" },
  { height:  586376 , difficulty:  4625470 , date:  "2015-08-01 03:15:29" },
  { height:  586377 , difficulty:  4624868 , date:  "2015-08-01 03:16:00" },
  { height:  586378 , difficulty:  4635311 , date:  "2015-08-01 03:16:53" },
  { height:  586379 , difficulty:  4631740 , date:  "2015-08-01 03:16:55" },
  { height:  586380 , difficulty:  4637522 , date:  "2015-08-01 03:21:58" },
  { height:  586381 , difficulty:  4640944 , date:  "2015-08-01 03:22:00" },
  { height:  586382 , difficulty:  4627371 , date:  "2015-08-01 03:23:26" },
  { height:  586383 , difficulty:  4630718 , date:  "2015-08-01 03:23:29" },
  { height:  586384 , difficulty:  4625948 , date:  "2015-08-01 03:24:02" },
  { height:  586385 , difficulty:  4668243 , date:  "2015-08-01 03:24:44" },
  { height:  586386 , difficulty:  4662526 , date:  "2015-08-01 03:24:58" },
  { height:  586387 , difficulty:  4663915 , date:  "2015-08-01 03:25:04" },
  { height:  586388 , difficulty:  4669820 , date:  "2015-08-01 03:27:02" },
  { height:  586389 , difficulty:  4670475 , date:  "2015-08-01 03:29:44" },
  { height:  586390 , difficulty:  4661434 , date:  "2015-08-01 03:29:49" },
  { height:  586391 , difficulty:  4672089 , date:  "2015-08-01 03:32:00" },
  { height:  586392 , difficulty:  4678216 , date:  "2015-08-01 03:34:21" },
  { height:  586393 , difficulty:  4679619 , date:  "2015-08-01 03:34:37" },
  { height:  586394 , difficulty:  4652237 , date:  "2015-08-01 03:35:07" },
  { height:  586395 , difficulty:  4652693 , date:  "2015-08-01 03:38:28" },
  { height:  586396 , difficulty:  4653520 , date:  "2015-08-01 03:38:53" },
  { height:  586397 , difficulty:  4653716 , date:  "2015-08-01 03:38:59" },
  { height:  586398 , difficulty:  4649503 , date:  "2015-08-01 03:39:17" },
  { height:  586399 , difficulty:  4627117 , date:  "2015-08-01 03:40:46" },
  { height:  586400 , difficulty:  4607539 , date:  "2015-08-01 03:41:26" },
  { height:  586401 , difficulty:  4612267 , date:  "2015-08-01 03:41:28" },
  { height:  586402 , difficulty:  4613136 , date:  "2015-08-01 03:41:44" },
  { height:  586403 , difficulty:  4604085 , date:  "2015-08-01 03:42:55" },
  { height:  586404 , difficulty:  4622710 , date:  "2015-08-01 03:43:19" },
  { height:  586405 , difficulty:  4628306 , date:  "2015-08-01 03:43:35" },
  { height:  586406 , difficulty:  4627772 , date:  "2015-08-01 03:44:03" },
  { height:  586407 , difficulty:  4620322 , date:  "2015-08-01 03:45:52" },
  { height:  586408 , difficulty:  4607377 , date:  "2015-08-01 03:46:54" },
  { height:  586409 , difficulty:  4610794 , date:  "2015-08-01 03:47:36" },
  { height:  586410 , difficulty:  4593821 , date:  "2015-08-01 03:47:42" },
  { height:  586411 , difficulty:  4624383 , date:  "2015-08-01 03:49:50" },
  { height:  586412 , difficulty:  4638650 , date:  "2015-08-01 03:50:19" },
  { height:  586413 , difficulty:  4639980 , date:  "2015-08-01 03:53:29" },
  { height:  586414 , difficulty:  4636554 , date:  "2015-08-01 03:53:33" },
  { height:  586415 , difficulty:  4640097 , date:  "2015-08-01 03:54:33" },
  { height:  586416 , difficulty:  4634299 , date:  "2015-08-01 03:56:03" },
  { height:  586417 , difficulty:  4631069 , date:  "2015-08-01 03:57:12" },
  { height:  586418 , difficulty:  4666619 , date:  "2015-08-01 03:57:18" },
  { height:  586419 , difficulty:  4667978 , date:  "2015-08-01 03:57:25" },
  { height:  586420 , difficulty:  4661821 , date:  "2015-08-01 03:58:56" },
  { height:  586421 , difficulty:  4662146 , date:  "2015-08-01 03:59:16" },
  { height:  586422 , difficulty:  4648044 , date:  "2015-08-01 03:59:49" },
  { height:  586423 , difficulty:  4647005 , date:  "2015-08-01 03:59:52" },
  { height:  586424 , difficulty:  4644854 , date:  "2015-08-01 04:02:21" },
  { height:  586425 , difficulty:  4633646 , date:  "2015-08-01 04:02:51" },
  { height:  586426 , difficulty:  4651237 , date:  "2015-08-01 04:05:41" },
  { height:  586427 , difficulty:  4645267 , date:  "2015-08-01 04:06:25" },
  { height:  586428 , difficulty:  4635994 , date:  "2015-08-01 04:07:34" },
  { height:  586429 , difficulty:  4639399 , date:  "2015-08-01 04:08:27" },
  { height:  586430 , difficulty:  4631547 , date:  "2015-08-01 04:08:45" },
  { height:  586431 , difficulty:  4646301 , date:  "2015-08-01 04:12:38" },
  { height:  586432 , difficulty:  4656526 , date:  "2015-08-01 04:12:41" },
  { height:  586433 , difficulty:  4641395 , date:  "2015-08-01 04:14:13" },
  { height:  586434 , difficulty:  4643174 , date:  "2015-08-01 04:14:32" },
  { height:  586435 , difficulty:  4644252 , date:  "2015-08-01 04:16:47" },
  { height:  586436 , difficulty:  4656916 , date:  "2015-08-01 04:17:09" },
  { height:  586437 , difficulty:  4679513 , date:  "2015-08-01 04:18:12" },
  { height:  586438 , difficulty:  4683121 , date:  "2015-08-01 04:18:16" },
  { height:  586439 , difficulty:  4681615 , date:  "2015-08-01 04:18:39" },
  { height:  586440 , difficulty:  4700515 , date:  "2015-08-01 04:18:50" },
  { height:  586441 , difficulty:  4692707 , date:  "2015-08-01 04:21:22" },
  { height:  586442 , difficulty:  4694557 , date:  "2015-08-01 04:22:03" },
  { height:  586443 , difficulty:  4693156 , date:  "2015-08-01 04:25:30" },
  { height:  586444 , difficulty:  4694551 , date:  "2015-08-01 04:26:18" },
  { height:  586445 , difficulty:  4698332 , date:  "2015-08-01 04:26:22" },
  { height:  586446 , difficulty:  4689900 , date:  "2015-08-01 04:27:32" },
  { height:  586447 , difficulty:  4691552 , date:  "2015-08-01 04:28:10" },
  { height:  586448 , difficulty:  4683715 , date:  "2015-08-01 04:32:23" },
  { height:  586449 , difficulty:  4655848 , date:  "2015-08-01 04:32:36" },
  { height:  586450 , difficulty:  4669191 , date:  "2015-08-01 04:32:48" },
  { height:  586451 , difficulty:  4679764 , date:  "2015-08-01 04:33:24" },
  { height:  586452 , difficulty:  4686693 , date:  "2015-08-01 04:35:30" },
  { height:  586453 , difficulty:  4688121 , date:  "2015-08-01 04:36:11" },
  { height:  586454 , difficulty:  4689435 , date:  "2015-08-01 04:36:18" },
  { height:  586455 , difficulty:  4703919 , date:  "2015-08-01 04:36:25" },
  { height:  586456 , difficulty:  4662962 , date:  "2015-08-01 04:36:30" },
  { height:  586457 , difficulty:  4676993 , date:  "2015-08-01 04:36:45" },
  { height:  586458 , difficulty:  4671806 , date:  "2015-08-01 04:38:36" },
  { height:  586459 , difficulty:  4672798 , date:  "2015-08-01 04:38:37" },
  { height:  586460 , difficulty:  4700119 , date:  "2015-08-01 04:41:13" },
  { height:  586461 , difficulty:  4700376 , date:  "2015-08-01 04:42:15" },
  { height:  586462 , difficulty:  4710282 , date:  "2015-08-01 04:42:35" },
  { height:  586463 , difficulty:  4721227 , date:  "2015-08-01 04:43:38" },
  { height:  586464 , difficulty:  4706118 , date:  "2015-08-01 04:43:46" },
  { height:  586465 , difficulty:  4695470 , date:  "2015-08-01 04:43:53" },
  { height:  586466 , difficulty:  4703633 , date:  "2015-08-01 04:44:18" },
  { height:  586467 , difficulty:  4686526 , date:  "2015-08-01 04:44:19" },
  { height:  586468 , difficulty:  4681322 , date:  "2015-08-01 04:44:21" },
  { height:  586469 , difficulty:  4694254 , date:  "2015-08-01 04:45:35" },
  { height:  586470 , difficulty:  4691347 , date:  "2015-08-01 04:45:38" },
  { height:  586471 , difficulty:  4674983 , date:  "2015-08-01 04:49:38" },
  { height:  586472 , difficulty:  4675198 , date:  "2015-08-01 04:52:38" },
  { height:  586473 , difficulty:  4678893 , date:  "2015-08-01 04:52:58" },
  { height:  586474 , difficulty:  4706227 , date:  "2015-08-01 04:53:14" },
  { height:  586475 , difficulty:  4708614 , date:  "2015-08-01 04:53:18" },
  { height:  586476 , difficulty:  4708133 , date:  "2015-08-01 04:53:50" },
  { height:  586477 , difficulty:  4725248 , date:  "2015-08-01 04:55:18" },
  { height:  586478 , difficulty:  4728854 , date:  "2015-08-01 04:55:47" },
  { height:  586479 , difficulty:  4720040 , date:  "2015-08-01 04:57:38" },
  { height:  586480 , difficulty:  4722264 , date:  "2015-08-01 04:57:42" },
  { height:  586481 , difficulty:  4727056 , date:  "2015-08-01 04:58:45" },
  { height:  586482 , difficulty:  4725008 , date:  "2015-08-01 04:59:19" },
  { height:  586483 , difficulty:  4713301 , date:  "2015-08-01 05:00:55" },
  { height:  586484 , difficulty:  4723521 , date:  "2015-08-01 05:02:09" },
  { height:  586485 , difficulty:  4720539 , date:  "2015-08-01 05:03:01" },
  { height:  586486 , difficulty:  4748530 , date:  "2015-08-01 05:06:16" },
  { height:  586487 , difficulty:  4731992 , date:  "2015-08-01 05:06:52" },
  { height:  586488 , difficulty:  4737676 , date:  "2015-08-01 05:06:53" },
  { height:  586489 , difficulty:  4725532 , date:  "2015-08-01 05:06:59" },
  { height:  586490 , difficulty:  4734049 , date:  "2015-08-01 05:07:29" },
  { height:  586491 , difficulty:  4727045 , date:  "2015-08-01 05:10:38" },
  { height:  586492 , difficulty:  4735832 , date:  "2015-08-01 05:10:55" },
  { height:  586493 , difficulty:  4731033 , date:  "2015-08-01 05:11:33" },
  { height:  586494 , difficulty:  4732476 , date:  "2015-08-01 05:14:24" },
  { height:  586495 , difficulty:  4733481 , date:  "2015-08-01 05:14:47" },
  { height:  586496 , difficulty:  4723107 , date:  "2015-08-01 05:15:09" },
  { height:  586497 , difficulty:  4726232 , date:  "2015-08-01 05:16:43" },
  { height:  586498 , difficulty:  4723503 , date:  "2015-08-01 05:16:56" },
  { height:  586499 , difficulty:  4754287 , date:  "2015-08-01 05:18:44" },
  { height:  586500 , difficulty:  4757096 , date:  "2015-08-01 05:18:51" },
  { height:  586501 , difficulty:  4754419 , date:  "2015-08-01 05:19:20" },
  { height:  586502 , difficulty:  4735652 , date:  "2015-08-01 05:20:27" },
  { height:  586503 , difficulty:  4731196 , date:  "2015-08-01 05:20:34" },
  { height:  586504 , difficulty:  4726579 , date:  "2015-08-01 05:22:52" },
  { height:  586505 , difficulty:  4720987 , date:  "2015-08-01 05:23:32" },
  { height:  586506 , difficulty:  4723016 , date:  "2015-08-01 05:23:41" },
  { height:  586507 , difficulty:  4706733 , date:  "2015-08-01 05:24:17" },
  { height:  586508 , difficulty:  4722447 , date:  "2015-08-01 05:24:21" },
  { height:  586509 , difficulty:  4719962 , date:  "2015-08-01 05:25:40" },
  { height:  586510 , difficulty:  4723531 , date:  "2015-08-01 05:25:46" },
  { height:  586511 , difficulty:  4713127 , date:  "2015-08-01 05:26:09" },
  { height:  586512 , difficulty:  4712650 , date:  "2015-08-01 05:27:17" },
  { height:  586513 , difficulty:  4706484 , date:  "2015-08-01 05:28:10" },
  { height:  586514 , difficulty:  4718465 , date:  "2015-08-01 05:28:20" },
  { height:  586515 , difficulty:  4719196 , date:  "2015-08-01 05:29:01" },
  { height:  586516 , difficulty:  4719090 , date:  "2015-08-01 05:29:05" },
  { height:  586517 , difficulty:  4700002 , date:  "2015-08-01 05:29:09" },
  { height:  586518 , difficulty:  4703089 , date:  "2015-08-01 05:29:12" },
  { height:  586519 , difficulty:  4675827 , date:  "2015-08-01 05:30:41" },
  { height:  586520 , difficulty:  4676257 , date:  "2015-08-01 05:31:07" },
  { height:  586521 , difficulty:  4684823 , date:  "2015-08-01 05:32:52" },
  { height:  586522 , difficulty:  4684088 , date:  "2015-08-01 05:33:05" },
  { height:  586523 , difficulty:  4680293 , date:  "2015-08-01 05:36:29" },
  { height:  586524 , difficulty:  4649266 , date:  "2015-08-01 05:36:35" },
  { height:  586525 , difficulty:  4667508 , date:  "2015-08-01 05:37:40" },
  { height:  586526 , difficulty:  4687584 , date:  "2015-08-01 05:39:02" },
  { height:  586527 , difficulty:  4684047 , date:  "2015-08-01 05:39:34" },
  { height:  586528 , difficulty:  4674461 , date:  "2015-08-01 05:39:50" },
  { height:  586529 , difficulty:  4672315 , date:  "2015-08-01 05:40:50" },
  { height:  586530 , difficulty:  4675411 , date:  "2015-08-01 05:41:55" },
  { height:  586531 , difficulty:  4693480 , date:  "2015-08-01 05:42:01" },
  { height:  586532 , difficulty:  4695690 , date:  "2015-08-01 05:42:44" },
  { height:  586533 , difficulty:  4712742 , date:  "2015-08-01 05:43:29" },
  { height:  586534 , difficulty:  4698935 , date:  "2015-08-01 05:44:09" },
  { height:  586535 , difficulty:  4700040 , date:  "2015-08-01 05:44:16" },
  { height:  586536 , difficulty:  4688307 , date:  "2015-08-01 05:45:37" },
  { height:  586537 , difficulty:  4691850 , date:  "2015-08-01 05:47:33" },
  { height:  586538 , difficulty:  4692219 , date:  "2015-08-01 05:48:24" },
  { height:  586539 , difficulty:  4690950 , date:  "2015-08-01 05:48:50" },
  { height:  586540 , difficulty:  4695580 , date:  "2015-08-01 05:49:56" },
  { height:  586541 , difficulty:  4695905 , date:  "2015-08-01 05:50:31" },
  { height:  586542 , difficulty:  4705697 , date:  "2015-08-01 05:52:46" },
  { height:  586543 , difficulty:  4719924 , date:  "2015-08-01 05:53:07" },
  { height:  586544 , difficulty:  4721436 , date:  "2015-08-01 05:53:36" },
  { height:  586545 , difficulty:  4731556 , date:  "2015-08-01 05:54:05" },
  { height:  586546 , difficulty:  4743122 , date:  "2015-08-01 05:55:51" },
  { height:  586547 , difficulty:  4711196 , date:  "2015-08-01 05:55:52" },
  { height:  586548 , difficulty:  4694345 , date:  "2015-08-01 05:57:23" },
  { height:  586549 , difficulty:  4693356 , date:  "2015-08-01 05:59:05" },
  { height:  586550 , difficulty:  4737561 , date:  "2015-08-01 05:59:21" },
  { height:  586551 , difficulty:  4741866 , date:  "2015-08-01 05:59:26" },
  { height:  586552 , difficulty:  4739108 , date:  "2015-08-01 06:00:14" },
  { height:  586553 , difficulty:  4734137 , date:  "2015-08-01 06:00:18" },
  { height:  586554 , difficulty:  4731687 , date:  "2015-08-01 06:00:27" },
  { height:  586555 , difficulty:  4718300 , date:  "2015-08-01 06:00:33" },
  { height:  586556 , difficulty:  4740269 , date:  "2015-08-01 06:02:21" },
  { height:  586557 , difficulty:  4738946 , date:  "2015-08-01 06:02:27" },
  { height:  586558 , difficulty:  4735360 , date:  "2015-08-01 06:02:30" },
  { height:  586559 , difficulty:  4724597 , date:  "2015-08-01 06:03:43" },
  { height:  586560 , difficulty:  4740967 , date:  "2015-08-01 06:03:46" },
  { height:  586561 , difficulty:  4735409 , date:  "2015-08-01 06:04:27" },
  { height:  586562 , difficulty:  4728977 , date:  "2015-08-01 06:04:57" },
  { height:  586563 , difficulty:  4726168 , date:  "2015-08-01 06:05:01" },
  { height:  586564 , difficulty:  4737250 , date:  "2015-08-01 06:07:40" },
  { height:  586565 , difficulty:  4745414 , date:  "2015-08-01 06:08:05" },
  { height:  586566 , difficulty:  4742749 , date:  "2015-08-01 06:12:47" },
  { height:  586567 , difficulty:  4721288 , date:  "2015-08-01 06:13:35" },
  { height:  586568 , difficulty:  4732645 , date:  "2015-08-01 06:14:18" },
  { height:  586569 , difficulty:  4728890 , date:  "2015-08-01 06:14:40" },
  { height:  586570 , difficulty:  4715237 , date:  "2015-08-01 06:15:19" },
  { height:  586571 , difficulty:  4713439 , date:  "2015-08-01 06:15:24" },
  { height:  586572 , difficulty:  4717596 , date:  "2015-08-01 06:15:28" },
  { height:  586573 , difficulty:  4719507 , date:  "2015-08-01 06:16:17" },
  { height:  586574 , difficulty:  4730205 , date:  "2015-08-01 06:17:29" },
  { height:  586575 , difficulty:  4722845 , date:  "2015-08-01 06:18:05" },
  { height:  586576 , difficulty:  4727516 , date:  "2015-08-01 06:18:55" },
  { height:  586577 , difficulty:  4741011 , date:  "2015-08-01 06:19:01" },
  { height:  586578 , difficulty:  4739894 , date:  "2015-08-01 06:20:09" },
  { height:  586579 , difficulty:  4746063 , date:  "2015-08-01 06:20:20" },
  { height:  586580 , difficulty:  4744919 , date:  "2015-08-01 06:22:28" },
  { height:  586581 , difficulty:  4747698 , date:  "2015-08-01 06:22:43" },
  { height:  586582 , difficulty:  4747803 , date:  "2015-08-01 06:23:23" },
  { height:  586583 , difficulty:  4762269 , date:  "2015-08-01 06:23:24" },
  { height:  586584 , difficulty:  4766485 , date:  "2015-08-01 06:25:02" },
  { height:  586585 , difficulty:  4759252 , date:  "2015-08-01 06:26:19" },
  { height:  586586 , difficulty:  4788335 , date:  "2015-08-01 06:26:30" },
  { height:  586587 , difficulty:  4794585 , date:  "2015-08-01 06:30:14" },
  { height:  586588 , difficulty:  4790673 , date:  "2015-08-01 06:30:48" },
  { height:  586589 , difficulty:  4795473 , date:  "2015-08-01 06:31:20" },
  { height:  586590 , difficulty:  4796013 , date:  "2015-08-01 06:31:27" },
  { height:  586591 , difficulty:  4798975 , date:  "2015-08-01 06:32:47" },
  { height:  586592 , difficulty:  4802076 , date:  "2015-08-01 06:35:02" },
  { height:  586593 , difficulty:  4802989 , date:  "2015-08-01 06:35:06" },
  { height:  586594 , difficulty:  4805640 , date:  "2015-08-01 06:36:10" },
  { height:  586595 , difficulty:  4817450 , date:  "2015-08-01 06:36:11" },
  { height:  586596 , difficulty:  4819193 , date:  "2015-08-01 06:38:17" },
  { height:  586597 , difficulty:  4807563 , date:  "2015-08-01 06:39:38" },
  { height:  586598 , difficulty:  4814496 , date:  "2015-08-01 06:43:27" },
  { height:  586599 , difficulty:  4787872 , date:  "2015-08-01 06:44:55" },
  { height:  586600 , difficulty:  4828184 , date:  "2015-08-01 06:44:59" },
  { height:  586601 , difficulty:  4822537 , date:  "2015-08-01 06:46:08" },
  { height:  586602 , difficulty:  4812073 , date:  "2015-08-01 06:48:33" },
  { height:  586603 , difficulty:  4830588 , date:  "2015-08-01 06:53:14" },
  { height:  586604 , difficulty:  4835548 , date:  "2015-08-01 06:55:26" },
  { height:  586605 , difficulty:  4829175 , date:  "2015-08-01 06:55:48" },
  { height:  586606 , difficulty:  4841953 , date:  "2015-08-01 06:56:57" },
  { height:  586607 , difficulty:  4845192 , date:  "2015-08-01 06:57:07" },
  { height:  586608 , difficulty:  4840254 , date:  "2015-08-01 06:57:36" },
  { height:  586609 , difficulty:  4844375 , date:  "2015-08-01 06:57:39" },
  { height:  586610 , difficulty:  4843671 , date:  "2015-08-01 06:58:00" },
  { height:  586611 , difficulty:  4844121 , date:  "2015-08-01 06:58:58" },
  { height:  586612 , difficulty:  4851105 , date:  "2015-08-01 06:59:15" },
  { height:  586613 , difficulty:  4838032 , date:  "2015-08-01 07:00:57" },
  { height:  586614 , difficulty:  4842227 , date:  "2015-08-01 07:01:31" },
  { height:  586615 , difficulty:  4843378 , date:  "2015-08-01 07:04:03" },
  { height:  586616 , difficulty:  4859845 , date:  "2015-08-01 07:05:07" },
  { height:  586617 , difficulty:  4876702 , date:  "2015-08-01 07:06:03" },
  { height:  586618 , difficulty:  4858379 , date:  "2015-08-01 07:07:21" },
  { height:  586619 , difficulty:  4863836 , date:  "2015-08-01 07:07:48" },
  { height:  586620 , difficulty:  4874272 , date:  "2015-08-01 07:09:42" },
  { height:  586621 , difficulty:  4883993 , date:  "2015-08-01 07:09:48" },
  { height:  586622 , difficulty:  4879018 , date:  "2015-08-01 07:10:08" },
  { height:  586623 , difficulty:  4880571 , date:  "2015-08-01 07:10:45" },
  { height:  586624 , difficulty:  4869575 , date:  "2015-08-01 07:11:44" },
  { height:  586625 , difficulty:  4860499 , date:  "2015-08-01 07:11:47" },
  { height:  586626 , difficulty:  4886028 , date:  "2015-08-01 07:13:22" },
  { height:  586627 , difficulty:  4892669 , date:  "2015-08-01 07:13:27" },
  { height:  586628 , difficulty:  4896354 , date:  "2015-08-01 07:14:59" },
  { height:  586629 , difficulty:  4902842 , date:  "2015-08-01 07:15:21" },
  { height:  586630 , difficulty:  4916928 , date:  "2015-08-01 07:15:34" },
  { height:  586631 , difficulty:  4920271 , date:  "2015-08-01 07:17:35" },
  { height:  586632 , difficulty:  4911751 , date:  "2015-08-01 07:17:55" },
  { height:  586633 , difficulty:  4915011 , date:  "2015-08-01 07:18:33" },
  { height:  586634 , difficulty:  4923880 , date:  "2015-08-01 07:18:52" },
  { height:  586635 , difficulty:  4917943 , date:  "2015-08-01 07:19:34" },
  { height:  586636 , difficulty:  4923422 , date:  "2015-08-01 07:19:37" },
  { height:  586637 , difficulty:  4948295 , date:  "2015-08-01 07:20:31" },
  { height:  586638 , difficulty:  4951091 , date:  "2015-08-01 07:20:34" },
  { height:  586639 , difficulty:  4953883 , date:  "2015-08-01 07:21:37" },
  { height:  586640 , difficulty:  4941767 , date:  "2015-08-01 07:22:36" },
  { height:  586641 , difficulty:  4939609 , date:  "2015-08-01 07:23:20" },
  { height:  586642 , difficulty:  4900601 , date:  "2015-08-01 07:23:56" },
  { height:  586643 , difficulty:  4899137 , date:  "2015-08-01 07:26:14" },
  { height:  586644 , difficulty:  4895783 , date:  "2015-08-01 07:26:42" },
  { height:  586645 , difficulty:  4894328 , date:  "2015-08-01 07:27:14" },
  { height:  586646 , difficulty:  4897133 , date:  "2015-08-01 07:27:16" },
  { height:  586647 , difficulty:  4902299 , date:  "2015-08-01 07:27:18" },
  { height:  586648 , difficulty:  4903917 , date:  "2015-08-01 07:30:54" },
  { height:  586649 , difficulty:  4899488 , date:  "2015-08-01 07:31:42" },
  { height:  586650 , difficulty:  4904647 , date:  "2015-08-01 07:31:47" },
  { height:  586651 , difficulty:  4904185 , date:  "2015-08-01 07:34:32" },
  { height:  586652 , difficulty:  4909641 , date:  "2015-08-01 07:34:56" },
  { height:  586653 , difficulty:  4922438 , date:  "2015-08-01 07:36:25" },
  { height:  586654 , difficulty:  4918892 , date:  "2015-08-01 07:38:27" },
  { height:  586655 , difficulty:  4920717 , date:  "2015-08-01 07:38:32" },
  { height:  586656 , difficulty:  4904326 , date:  "2015-08-01 07:39:06" },
  { height:  586657 , difficulty:  4911947 , date:  "2015-08-01 07:39:42" },
  { height:  586658 , difficulty:  4906986 , date:  "2015-08-01 07:40:33" },
  { height:  586659 , difficulty:  4946999 , date:  "2015-08-01 07:41:57" },
  { height:  586660 , difficulty:  4938973 , date:  "2015-08-01 07:42:30" },
  { height:  586661 , difficulty:  4928730 , date:  "2015-08-01 07:44:48" },
  { height:  586662 , difficulty:  4941866 , date:  "2015-08-01 07:46:43" },
  { height:  586663 , difficulty:  4947692 , date:  "2015-08-01 07:46:55" },
  { height:  586664 , difficulty:  4944208 , date:  "2015-08-01 07:49:43" },
  { height:  586665 , difficulty:  4954856 , date:  "2015-08-01 07:49:46" },
  { height:  586666 , difficulty:  4955413 , date:  "2015-08-01 07:50:10" },
  { height:  586667 , difficulty:  4947522 , date:  "2015-08-01 07:50:19" },
  { height:  586668 , difficulty:  4930088 , date:  "2015-08-01 07:50:33" },
  { height:  586669 , difficulty:  4935511 , date:  "2015-08-01 07:51:47" },
  { height:  586670 , difficulty:  4929760 , date:  "2015-08-01 07:52:30" },
  { height:  586671 , difficulty:  4934638 , date:  "2015-08-01 07:52:54" },
  { height:  586672 , difficulty:  4927610 , date:  "2015-08-01 07:52:57" },
  { height:  586673 , difficulty:  4923092 , date:  "2015-08-01 07:55:47" },
  { height:  586674 , difficulty:  4891346 , date:  "2015-08-01 07:56:47" },
  { height:  586675 , difficulty:  4879703 , date:  "2015-08-01 07:56:59" },
  { height:  586676 , difficulty:  4881894 , date:  "2015-08-01 07:58:10" },
  { height:  586677 , difficulty:  4875193 , date:  "2015-08-01 07:59:16" },
  { height:  586678 , difficulty:  4863992 , date:  "2015-08-01 08:02:56" },
  { height:  586679 , difficulty:  4828699 , date:  "2015-08-01 08:04:18" },
  { height:  586680 , difficulty:  4825048 , date:  "2015-08-01 08:04:21" },
  { height:  586681 , difficulty:  4832191 , date:  "2015-08-01 08:04:46" },
  { height:  586682 , difficulty:  4827698 , date:  "2015-08-01 08:08:00" },
  { height:  586683 , difficulty:  4830611 , date:  "2015-08-01 08:08:05" },
  { height:  586684 , difficulty:  4829380 , date:  "2015-08-01 08:08:30" },
  { height:  586685 , difficulty:  4830715 , date:  "2015-08-01 08:08:43" },
  { height:  586686 , difficulty:  4830336 , date:  "2015-08-01 08:09:48" },
  { height:  586687 , difficulty:  4836085 , date:  "2015-08-01 08:10:47" },
  { height:  586688 , difficulty:  4847994 , date:  "2015-08-01 08:10:52" },
  { height:  586689 , difficulty:  4835092 , date:  "2015-08-01 08:10:56" },
  { height:  586690 , difficulty:  4852977 , date:  "2015-08-01 08:11:37" },
  { height:  586691 , difficulty:  4853087 , date:  "2015-08-01 08:11:42" },
  { height:  586692 , difficulty:  4845364 , date:  "2015-08-01 08:12:32" },
  { height:  586693 , difficulty:  4846730 , date:  "2015-08-01 08:14:02" },
  { height:  586694 , difficulty:  4837193 , date:  "2015-08-01 08:14:05" },
  { height:  586695 , difficulty:  4835540 , date:  "2015-08-01 08:14:35" },
  { height:  586696 , difficulty:  4827665 , date:  "2015-08-01 08:14:46" },
  { height:  586697 , difficulty:  4828032 , date:  "2015-08-01 08:15:25" },
  { height:  586698 , difficulty:  4828828 , date:  "2015-08-01 08:17:26" },
  { height:  586699 , difficulty:  4827478 , date:  "2015-08-01 08:20:11" },
  { height:  586700 , difficulty:  4834482 , date:  "2015-08-01 08:20:18" },
  { height:  586701 , difficulty:  4844623 , date:  "2015-08-01 08:20:38" },
  { height:  586702 , difficulty:  4832479 , date:  "2015-08-01 08:20:41" },
  { height:  586703 , difficulty:  4836140 , date:  "2015-08-01 08:20:55" },
  { height:  586704 , difficulty:  4831141 , date:  "2015-08-01 08:22:13" },
  { height:  586705 , difficulty:  4837376 , date:  "2015-08-01 08:23:24" },
  { height:  586706 , difficulty:  4854091 , date:  "2015-08-01 08:24:09" },
  { height:  586707 , difficulty:  4840534 , date:  "2015-08-01 08:24:40" },
  { height:  586708 , difficulty:  4839379 , date:  "2015-08-01 08:25:59" },
  { height:  586709 , difficulty:  4836386 , date:  "2015-08-01 08:26:43" },
  { height:  586710 , difficulty:  4840098 , date:  "2015-08-01 08:27:01" },
  { height:  586711 , difficulty:  4836797 , date:  "2015-08-01 08:30:10" },
  { height:  586712 , difficulty:  4838343 , date:  "2015-08-01 08:32:12" },
  { height:  586713 , difficulty:  4832590 , date:  "2015-08-01 08:32:17" },
  { height:  586714 , difficulty:  4839326 , date:  "2015-08-01 08:32:39" },
  { height:  586715 , difficulty:  4843087 , date:  "2015-08-01 08:32:58" },
  { height:  586716 , difficulty:  4840712 , date:  "2015-08-01 08:33:01" },
  { height:  586717 , difficulty:  4842170 , date:  "2015-08-01 08:33:32" },
  { height:  586718 , difficulty:  4850089 , date:  "2015-08-01 08:35:54" },
  { height:  586719 , difficulty:  4832417 , date:  "2015-08-01 08:35:58" },
  { height:  586720 , difficulty:  4833903 , date:  "2015-08-01 08:37:37" },
  { height:  586721 , difficulty:  4852001 , date:  "2015-08-01 08:39:02" },
  { height:  586722 , difficulty:  4853636 , date:  "2015-08-01 08:39:44" },
  { height:  586723 , difficulty:  4857855 , date:  "2015-08-01 08:43:43" },
  { height:  586724 , difficulty:  4833055 , date:  "2015-08-01 08:44:28" },
  { height:  586725 , difficulty:  4850415 , date:  "2015-08-01 08:44:53" },
  { height:  586726 , difficulty:  4860336 , date:  "2015-08-01 08:44:55" },
  { height:  586727 , difficulty:  4854558 , date:  "2015-08-01 08:46:51" },
  { height:  586728 , difficulty:  4853791 , date:  "2015-08-01 08:48:05" },
  { height:  586729 , difficulty:  4864052 , date:  "2015-08-01 08:48:11" },
  { height:  586730 , difficulty:  4848496 , date:  "2015-08-01 08:48:29" },
  { height:  586731 , difficulty:  4851755 , date:  "2015-08-01 08:49:31" },
  { height:  586732 , difficulty:  4848728 , date:  "2015-08-01 08:49:36" },
  { height:  586733 , difficulty:  4853381 , date:  "2015-08-01 08:49:39" },
  { height:  586734 , difficulty:  4851449 , date:  "2015-08-01 08:49:59" },
  { height:  586735 , difficulty:  4849356 , date:  "2015-08-01 08:53:55" },
  { height:  586736 , difficulty:  4858774 , date:  "2015-08-01 08:53:59" },
  { height:  586737 , difficulty:  4843017 , date:  "2015-08-01 08:54:24" },
  { height:  586738 , difficulty:  4832606 , date:  "2015-08-01 08:54:55" },
  { height:  586739 , difficulty:  4832388 , date:  "2015-08-01 08:55:59" },
  { height:  586740 , difficulty:  4817409 , date:  "2015-08-01 08:56:49" },
  { height:  586741 , difficulty:  4818583 , date:  "2015-08-01 08:58:20" },
  { height:  586742 , difficulty:  4835975 , date:  "2015-08-01 08:58:26" },
  { height:  586743 , difficulty:  4839172 , date:  "2015-08-01 08:58:40" },
  { height:  586744 , difficulty:  4842618 , date:  "2015-08-01 08:59:22" },
  { height:  586745 , difficulty:  4866823 , date:  "2015-08-01 09:00:21" },
  { height:  586746 , difficulty:  4864882 , date:  "2015-08-01 09:00:59" },
  { height:  586747 , difficulty:  4880095 , date:  "2015-08-01 09:01:39" },
  { height:  586748 , difficulty:  4887033 , date:  "2015-08-01 09:05:39" },
  { height:  586749 , difficulty:  4872030 , date:  "2015-08-01 09:07:29" },
  { height:  586750 , difficulty:  4865314 , date:  "2015-08-01 09:07:36" },
  { height:  586751 , difficulty:  4880849 , date:  "2015-08-01 09:09:04" },
  { height:  586752 , difficulty:  4882533 , date:  "2015-08-01 09:09:18" },
  { height:  586753 , difficulty:  4878873 , date:  "2015-08-01 09:09:35" },
  { height:  586754 , difficulty:  4851450 , date:  "2015-08-01 09:10:57" },
  { height:  586755 , difficulty:  4842927 , date:  "2015-08-01 09:11:02" },
  { height:  586756 , difficulty:  4866267 , date:  "2015-08-01 09:11:05" },
  { height:  586757 , difficulty:  4868101 , date:  "2015-08-01 09:11:53" },
  { height:  586758 , difficulty:  4845679 , date:  "2015-08-01 09:12:17" },
  { height:  586759 , difficulty:  4867170 , date:  "2015-08-01 09:14:29" },
  { height:  586760 , difficulty:  4866124 , date:  "2015-08-01 09:15:41" },
  { height:  586761 , difficulty:  4872767 , date:  "2015-08-01 09:17:55" },
  { height:  586762 , difficulty:  4877684 , date:  "2015-08-01 09:18:16" },
  { height:  586763 , difficulty:  4895405 , date:  "2015-08-01 09:18:22" },
  { height:  586764 , difficulty:  4896101 , date:  "2015-08-01 09:21:14" },
  { height:  586765 , difficulty:  4920914 , date:  "2015-08-01 09:21:20" },
  { height:  586766 , difficulty:  4918441 , date:  "2015-08-01 09:21:27" },
  { height:  586767 , difficulty:  4920050 , date:  "2015-08-01 09:24:14" },
  { height:  586768 , difficulty:  4915542 , date:  "2015-08-01 09:24:21" },
  { height:  586769 , difficulty:  4911043 , date:  "2015-08-01 09:24:39" },
  { height:  586770 , difficulty:  4915324 , date:  "2015-08-01 09:25:42" },
  { height:  586771 , difficulty:  4914674 , date:  "2015-08-01 09:27:36" },
  { height:  586772 , difficulty:  4914888 , date:  "2015-08-01 09:27:38" },
  { height:  586773 , difficulty:  4915487 , date:  "2015-08-01 09:28:45" },
  { height:  586774 , difficulty:  4899442 , date:  "2015-08-01 09:31:33" },
  { height:  586775 , difficulty:  4878366 , date:  "2015-08-01 09:31:40" },
  { height:  586776 , difficulty:  4889096 , date:  "2015-08-01 09:31:42" },
  { height:  586777 , difficulty:  4903355 , date:  "2015-08-01 09:32:39" },
  { height:  586778 , difficulty:  4910146 , date:  "2015-08-01 09:32:41" },
  { height:  586779 , difficulty:  4926825 , date:  "2015-08-01 09:33:15" },
  { height:  586780 , difficulty:  4917848 , date:  "2015-08-01 09:33:21" },
  { height:  586781 , difficulty:  4916725 , date:  "2015-08-01 09:33:31" },
  { height:  586782 , difficulty:  4911324 , date:  "2015-08-01 09:34:10" },
  { height:  586783 , difficulty:  4913542 , date:  "2015-08-01 09:34:35" },
  { height:  586784 , difficulty:  4928941 , date:  "2015-08-01 09:35:53" },
  { height:  586785 , difficulty:  4926928 , date:  "2015-08-01 09:36:07" },
  { height:  586786 , difficulty:  4939432 , date:  "2015-08-01 09:36:30" },
  { height:  586787 , difficulty:  4922237 , date:  "2015-08-01 09:39:36" },
  { height:  586788 , difficulty:  4907446 , date:  "2015-08-01 09:39:49" },
  { height:  586789 , difficulty:  4909392 , date:  "2015-08-01 09:39:50" },
  { height:  586790 , difficulty:  4914675 , date:  "2015-08-01 09:40:31" },
  { height:  586791 , difficulty:  4912899 , date:  "2015-08-01 09:40:54" },
  { height:  586792 , difficulty:  4915443 , date:  "2015-08-01 09:40:57" },
  { height:  586793 , difficulty:  4926389 , date:  "2015-08-01 09:42:24" },
  { height:  586794 , difficulty:  4932901 , date:  "2015-08-01 09:43:49" },
  { height:  586795 , difficulty:  4933538 , date:  "2015-08-01 09:44:51" },
  { height:  586796 , difficulty:  4950666 , date:  "2015-08-01 09:45:15" },
  { height:  586797 , difficulty:  4969153 , date:  "2015-08-01 09:45:24" },
  { height:  586798 , difficulty:  4973548 , date:  "2015-08-01 09:46:48" },
  { height:  586799 , difficulty:  4942230 , date:  "2015-08-01 09:46:51" },
  { height:  586800 , difficulty:  4954125 , date:  "2015-08-01 09:47:04" },
  { height:  586801 , difficulty:  4967732 , date:  "2015-08-01 09:47:17" },
  { height:  586802 , difficulty:  4968434 , date:  "2015-08-01 09:48:46" },
  { height:  586803 , difficulty:  4956330 , date:  "2015-08-01 09:48:51" },
  { height:  586804 , difficulty:  4948914 , date:  "2015-08-01 09:49:46" },
  { height:  586805 , difficulty:  4975440 , date:  "2015-08-01 09:49:49" },
  { height:  586806 , difficulty:  4980048 , date:  "2015-08-01 09:50:32" },
  { height:  586807 , difficulty:  4978602 , date:  "2015-08-01 09:51:24" },
  { height:  586808 , difficulty:  4985287 , date:  "2015-08-01 09:51:55" },
  { height:  586809 , difficulty:  4990072 , date:  "2015-08-01 09:52:19" },
  { height:  586810 , difficulty:  4998262 , date:  "2015-08-01 09:52:40" },
  { height:  586811 , difficulty:  4968354 , date:  "2015-08-01 09:52:56" },
  { height:  586812 , difficulty:  4982413 , date:  "2015-08-01 09:53:29" },
  { height:  586813 , difficulty:  4986551 , date:  "2015-08-01 09:54:26" },
  { height:  586814 , difficulty:  4985045 , date:  "2015-08-01 09:55:08" },
  { height:  586815 , difficulty:  4977766 , date:  "2015-08-01 09:55:31" },
  { height:  586816 , difficulty:  4981988 , date:  "2015-08-01 09:57:31" },
  { height:  586817 , difficulty:  4972607 , date:  "2015-08-01 10:00:11" },
  { height:  586818 , difficulty:  4986007 , date:  "2015-08-01 10:00:57" },
  { height:  586819 , difficulty:  4995170 , date:  "2015-08-01 10:01:29" },
  { height:  586820 , difficulty:  4993941 , date:  "2015-08-01 10:01:33" },
  { height:  586821 , difficulty:  4987322 , date:  "2015-08-01 10:01:49" },
  { height:  586822 , difficulty:  4982779 , date:  "2015-08-01 10:02:24" },
  { height:  586823 , difficulty:  4982875 , date:  "2015-08-01 10:04:17" },
  { height:  586824 , difficulty:  4957839 , date:  "2015-08-01 10:05:52" },
  { height:  586825 , difficulty:  4945242 , date:  "2015-08-01 10:07:43" },
  { height:  586826 , difficulty:  4962991 , date:  "2015-08-01 10:07:53" },
  { height:  586827 , difficulty:  4966195 , date:  "2015-08-01 10:09:00" },
  { height:  586828 , difficulty:  4979872 , date:  "2015-08-01 10:09:04" },
  { height:  586829 , difficulty:  4981188 , date:  "2015-08-01 10:09:26" },
  { height:  586830 , difficulty:  4973307 , date:  "2015-08-01 10:09:29" },
  { height:  586831 , difficulty:  4977479 , date:  "2015-08-01 10:10:03" },
  { height:  586832 , difficulty:  4989238 , date:  "2015-08-01 10:12:58" },
  { height:  586833 , difficulty:  4994080 , date:  "2015-08-01 10:15:19" },
  { height:  586834 , difficulty:  4992055 , date:  "2015-08-01 10:15:50" },
  { height:  586835 , difficulty:  4981387 , date:  "2015-08-01 10:16:22" },
  { height:  586836 , difficulty:  4978264 , date:  "2015-08-01 10:17:11" },
  { height:  586837 , difficulty:  4980020 , date:  "2015-08-01 10:17:36" },
  { height:  586838 , difficulty:  4984449 , date:  "2015-08-01 10:17:46" },
  { height:  586839 , difficulty:  4987620 , date:  "2015-08-01 10:20:07" },
  { height:  586840 , difficulty:  4968409 , date:  "2015-08-01 10:22:52" },
  { height:  586841 , difficulty:  4981047 , date:  "2015-08-01 10:23:23" },
  { height:  586842 , difficulty:  4997879 , date:  "2015-08-01 10:23:30" },
  { height:  586843 , difficulty:  4978201 , date:  "2015-08-01 10:24:19" },
  { height:  586844 , difficulty:  4978454 , date:  "2015-08-01 10:24:27" },
  { height:  586845 , difficulty:  4978263 , date:  "2015-08-01 10:24:37" },
  { height:  586846 , difficulty:  4975436 , date:  "2015-08-01 10:26:43" },
  { height:  586847 , difficulty:  4963909 , date:  "2015-08-01 10:27:30" },
  { height:  586848 , difficulty:  4967159 , date:  "2015-08-01 10:27:51" },
  { height:  586849 , difficulty:  4960623 , date:  "2015-08-01 10:28:29" },
  { height:  586850 , difficulty:  4939384 , date:  "2015-08-01 10:28:57" },
  { height:  586851 , difficulty:  4951918 , date:  "2015-08-01 10:30:29" },
  { height:  586852 , difficulty:  4952987 , date:  "2015-08-01 10:30:42" },
  { height:  586853 , difficulty:  4969275 , date:  "2015-08-01 10:31:27" },
  { height:  586854 , difficulty:  4994393 , date:  "2015-08-01 10:31:44" },
  { height:  586855 , difficulty:  4992630 , date:  "2015-08-01 10:33:10" },
  { height:  586856 , difficulty:  4999850 , date:  "2015-08-01 10:33:31" },
  { height:  586857 , difficulty:  5002198 , date:  "2015-08-01 10:33:35" },
  { height:  586858 , difficulty:  5007058 , date:  "2015-08-01 10:34:45" },
  { height:  586859 , difficulty:  5007315 , date:  "2015-08-01 10:34:50" },
  { height:  586860 , difficulty:  5004963 , date:  "2015-08-01 10:34:55" },
  { height:  586861 , difficulty:  5007205 , date:  "2015-08-01 10:35:00" },
  { height:  586862 , difficulty:  5019613 , date:  "2015-08-01 10:36:49" },
  { height:  586863 , difficulty:  4996495 , date:  "2015-08-01 10:36:51" },
  { height:  586864 , difficulty:  4995771 , date:  "2015-08-01 10:38:57" },
  { height:  586865 , difficulty:  5001507 , date:  "2015-08-01 10:40:12" },
  { height:  586866 , difficulty:  5004154 , date:  "2015-08-01 10:40:25" },
  { height:  586867 , difficulty:  5002024 , date:  "2015-08-01 10:40:27" },
  { height:  586868 , difficulty:  5009074 , date:  "2015-08-01 10:42:27" },
  { height:  586869 , difficulty:  5018562 , date:  "2015-08-01 10:42:29" },
  { height:  586870 , difficulty:  5010560 , date:  "2015-08-01 10:43:55" },
  { height:  586871 , difficulty:  5004939 , date:  "2015-08-01 10:44:04" },
  { height:  586872 , difficulty:  5006637 , date:  "2015-08-01 10:45:02" },
  { height:  586873 , difficulty:  5012710 , date:  "2015-08-01 10:45:33" },
  { height:  586874 , difficulty:  5001755 , date:  "2015-08-01 10:48:08" },
  { height:  586875 , difficulty:  5045842 , date:  "2015-08-01 10:48:10" },
  { height:  586876 , difficulty:  5054114 , date:  "2015-08-01 10:49:20" },
  { height:  586877 , difficulty:  5068214 , date:  "2015-08-01 10:50:37" },
  { height:  586878 , difficulty:  5055983 , date:  "2015-08-01 10:50:57" },
  { height:  586879 , difficulty:  5067022 , date:  "2015-08-01 10:50:58" },
  { height:  586880 , difficulty:  5081128 , date:  "2015-08-01 10:52:16" },
  { height:  586881 , difficulty:  5083469 , date:  "2015-08-01 10:52:37" },
  { height:  586882 , difficulty:  5081701 , date:  "2015-08-01 10:52:42" },
  { height:  586883 , difficulty:  5086646 , date:  "2015-08-01 10:56:44" },
  { height:  586884 , difficulty:  5083528 , date:  "2015-08-01 10:59:09" },
  { height:  586885 , difficulty:  5085759 , date:  "2015-08-01 10:59:12" },
  { height:  586886 , difficulty:  5084766 , date:  "2015-08-01 10:59:31" },
  { height:  586887 , difficulty:  5108363 , date:  "2015-08-01 10:59:51" },
  { height:  586888 , difficulty:  5104393 , date:  "2015-08-01 10:59:53" },
  { height:  586889 , difficulty:  5097382 , date:  "2015-08-01 11:00:12" },
  { height:  586890 , difficulty:  5096504 , date:  "2015-08-01 11:00:40" },
  { height:  586891 , difficulty:  5150485 , date:  "2015-08-01 11:03:29" },
  { height:  586892 , difficulty:  5133242 , date:  "2015-08-01 11:03:32" },
  { height:  586893 , difficulty:  5119477 , date:  "2015-08-01 11:05:06" },
  { height:  586894 , difficulty:  5113822 , date:  "2015-08-01 11:06:11" },
  { height:  586895 , difficulty:  5123135 , date:  "2015-08-01 11:06:31" },
  { height:  586896 , difficulty:  5127981 , date:  "2015-08-01 11:07:22" },
  { height:  586897 , difficulty:  5129407 , date:  "2015-08-01 11:07:27" },
  { height:  586898 , difficulty:  5129873 , date:  "2015-08-01 11:07:34" },
  { height:  586899 , difficulty:  5113832 , date:  "2015-08-01 11:08:16" },
  { height:  586900 , difficulty:  5104560 , date:  "2015-08-01 11:08:46" },
  { height:  586901 , difficulty:  5106464 , date:  "2015-08-01 11:09:59" },
  { height:  586902 , difficulty:  5106580 , date:  "2015-08-01 11:10:06" },
  { height:  586903 , difficulty:  5119465 , date:  "2015-08-01 11:10:19" },
  { height:  586904 , difficulty:  5120718 , date:  "2015-08-01 11:10:57" },
  { height:  586905 , difficulty:  5123461 , date:  "2015-08-01 11:11:00" },
  { height:  586906 , difficulty:  5134389 , date:  "2015-08-01 11:12:22" },
  { height:  586907 , difficulty:  5133269 , date:  "2015-08-01 11:12:25" },
  { height:  586908 , difficulty:  5114153 , date:  "2015-08-01 11:12:30" },
  { height:  586909 , difficulty:  5106044 , date:  "2015-08-01 11:13:06" },
  { height:  586910 , difficulty:  5106360 , date:  "2015-08-01 11:13:44" },
  { height:  586911 , difficulty:  5112306 , date:  "2015-08-01 11:14:58" },
  { height:  586912 , difficulty:  5109337 , date:  "2015-08-01 11:17:52" },
  { height:  586913 , difficulty:  5131450 , date:  "2015-08-01 11:19:06" },
  { height:  586914 , difficulty:  5131737 , date:  "2015-08-01 11:21:33" },
  { height:  586915 , difficulty:  5113685 , date:  "2015-08-01 11:22:04" },
  { height:  586916 , difficulty:  5093265 , date:  "2015-08-01 11:22:40" },
  { height:  586917 , difficulty:  5094096 , date:  "2015-08-01 11:23:59" },
  { height:  586918 , difficulty:  5113763 , date:  "2015-08-01 11:25:23" },
  { height:  586919 , difficulty:  5136478 , date:  "2015-08-01 11:25:45" },
  { height:  586920 , difficulty:  5140877 , date:  "2015-08-01 11:26:43" },
  { height:  586921 , difficulty:  5169744 , date:  "2015-08-01 11:27:57" },
  { height:  586922 , difficulty:  5151861 , date:  "2015-08-01 11:28:27" },
  { height:  586923 , difficulty:  5168411 , date:  "2015-08-01 11:31:02" },
  { height:  586924 , difficulty:  5241245 , date:  "2015-08-01 11:31:22" },
  { height:  586925 , difficulty:  5236896 , date:  "2015-08-01 11:32:29" },
  { height:  586926 , difficulty:  5258749 , date:  "2015-08-01 11:33:38" },
  { height:  586927 , difficulty:  5268280 , date:  "2015-08-01 11:33:44" },
  { height:  586928 , difficulty:  5274880 , date:  "2015-08-01 11:33:54" },
  { height:  586929 , difficulty:  5269186 , date:  "2015-08-01 11:33:57" },
  { height:  586930 , difficulty:  5271045 , date:  "2015-08-01 11:34:26" },
  { height:  586931 , difficulty:  5258138 , date:  "2015-08-01 11:36:41" },
  { height:  586932 , difficulty:  5258059 , date:  "2015-08-01 11:37:47" },
  { height:  586933 , difficulty:  5280825 , date:  "2015-08-01 11:38:10" },
  { height:  586934 , difficulty:  5278906 , date:  "2015-08-01 11:38:13" },
  { height:  586935 , difficulty:  5287912 , date:  "2015-08-01 11:38:35" },
  { height:  586936 , difficulty:  5289737 , date:  "2015-08-01 11:38:53" },
  { height:  586937 , difficulty:  5298756 , date:  "2015-08-01 11:39:51" },
  { height:  586938 , difficulty:  5282447 , date:  "2015-08-01 11:40:07" },
  { height:  586939 , difficulty:  5283269 , date:  "2015-08-01 11:41:52" },
  { height:  586940 , difficulty:  5271234 , date:  "2015-08-01 11:42:04" },
  { height:  586941 , difficulty:  5261674 , date:  "2015-08-01 11:44:19" },
  { height:  586942 , difficulty:  5262974 , date:  "2015-08-01 11:44:24" },
  { height:  586943 , difficulty:  5290907 , date:  "2015-08-01 11:44:39" },
  { height:  586944 , difficulty:  5274765 , date:  "2015-08-01 11:44:46" },
  { height:  586945 , difficulty:  5283754 , date:  "2015-08-01 11:45:37" },
  { height:  586946 , difficulty:  5275800 , date:  "2015-08-01 11:46:12" },
  { height:  586947 , difficulty:  5281990 , date:  "2015-08-01 11:47:43" },
  { height:  586948 , difficulty:  5277929 , date:  "2015-08-01 11:47:48" },
  { height:  586949 , difficulty:  5275520 , date:  "2015-08-01 11:48:08" },
  { height:  586950 , difficulty:  5252250 , date:  "2015-08-01 11:50:16" },
  { height:  586951 , difficulty:  5254904 , date:  "2015-08-01 11:51:48" },
  { height:  586952 , difficulty:  5246949 , date:  "2015-08-01 11:51:50" },
  { height:  586953 , difficulty:  5237784 , date:  "2015-08-01 11:52:05" },
  { height:  586954 , difficulty:  5240921 , date:  "2015-08-01 11:52:40" },
  { height:  586955 , difficulty:  5249550 , date:  "2015-08-01 11:52:59" },
  { height:  586956 , difficulty:  5238510 , date:  "2015-08-01 11:53:10" },
  { height:  586957 , difficulty:  5237733 , date:  "2015-08-01 11:53:37" },
  { height:  586958 , difficulty:  5243830 , date:  "2015-08-01 11:53:42" },
  { height:  586959 , difficulty:  5210442 , date:  "2015-08-01 11:53:58" },
  { height:  586960 , difficulty:  5191250 , date:  "2015-08-01 11:54:25" },
  { height:  586961 , difficulty:  5203534 , date:  "2015-08-01 11:54:29" },
  { height:  586962 , difficulty:  5202287 , date:  "2015-08-01 11:54:31" },
  { height:  586963 , difficulty:  5218493 , date:  "2015-08-01 11:55:43" },
  { height:  586964 , difficulty:  5233024 , date:  "2015-08-01 11:55:46" },
  { height:  586965 , difficulty:  5237366 , date:  "2015-08-01 11:56:36" },
  { height:  586966 , difficulty:  5237553 , date:  "2015-08-01 11:57:19" },
  { height:  586967 , difficulty:  5245738 , date:  "2015-08-01 11:57:25" },
  { height:  586968 , difficulty:  5253108 , date:  "2015-08-01 11:57:32" },
  { height:  586969 , difficulty:  5245888 , date:  "2015-08-01 11:58:01" },
  { height:  586970 , difficulty:  5237552 , date:  "2015-08-01 11:58:02" },
  { height:  586971 , difficulty:  5245693 , date:  "2015-08-01 11:58:29" },
  { height:  586972 , difficulty:  5246826 , date:  "2015-08-01 12:00:23" },
  { height:  586973 , difficulty:  5248279 , date:  "2015-08-01 12:00:27" },
  { height:  586974 , difficulty:  5255626 , date:  "2015-08-01 12:00:57" },
  { height:  586975 , difficulty:  5260543 , date:  "2015-08-01 12:01:52" },
  { height:  586976 , difficulty:  5263199 , date:  "2015-08-01 12:02:48" },
  { height:  586977 , difficulty:  5252722 , date:  "2015-08-01 12:03:18" },
  { height:  586978 , difficulty:  5258919 , date:  "2015-08-01 12:04:37" },
  { height:  586979 , difficulty:  5261806 , date:  "2015-08-01 12:04:40" },
  { height:  586980 , difficulty:  5261790 , date:  "2015-08-01 12:04:59" },
  { height:  586981 , difficulty:  5279332 , date:  "2015-08-01 12:05:43" },
  { height:  586982 , difficulty:  5268225 , date:  "2015-08-01 12:06:18" },
  { height:  586983 , difficulty:  5281297 , date:  "2015-08-01 12:06:29" },
  { height:  586984 , difficulty:  5282541 , date:  "2015-08-01 12:10:28" },
  { height:  586985 , difficulty:  5292535 , date:  "2015-08-01 12:10:41" },
  { height:  586986 , difficulty:  5291344 , date:  "2015-08-01 12:11:38" },
  { height:  586987 , difficulty:  5282893 , date:  "2015-08-01 12:12:01" },
  { height:  586988 , difficulty:  5258409 , date:  "2015-08-01 12:12:06" },
  { height:  586989 , difficulty:  5264696 , date:  "2015-08-01 12:12:09" },
  { height:  586990 , difficulty:  5253475 , date:  "2015-08-01 12:14:32" },
  { height:  586991 , difficulty:  5254064 , date:  "2015-08-01 12:17:08" },
  { height:  586992 , difficulty:  5249982 , date:  "2015-08-01 12:17:09" },
  { height:  586993 , difficulty:  5270522 , date:  "2015-08-01 12:17:31" },
  { height:  586994 , difficulty:  5259547 , date:  "2015-08-01 12:18:51" },
  { height:  586995 , difficulty:  5274951 , date:  "2015-08-01 12:20:40" },
  { height:  586996 , difficulty:  5267857 , date:  "2015-08-01 12:21:59" },
  { height:  586997 , difficulty:  5266481 , date:  "2015-08-01 12:22:43" },
  { height:  586998 , difficulty:  5294356 , date:  "2015-08-01 12:22:45" },
  { height:  586999 , difficulty:  5299281 , date:  "2015-08-01 12:23:09" },
  { height:  587000 , difficulty:  5298274 , date:  "2015-08-01 12:23:48" },
  { height:  587001 , difficulty:  5289486 , date:  "2015-08-01 12:23:52" },
  { height:  587002 , difficulty:  5292866 , date:  "2015-08-01 12:24:15" },
  { height:  587003 , difficulty:  5300646 , date:  "2015-08-01 12:24:19" },
  { height:  587004 , difficulty:  5308250 , date:  "2015-08-01 12:25:14" },
  { height:  587005 , difficulty:  5313578 , date:  "2015-08-01 12:27:25" },
  { height:  587006 , difficulty:  5328211 , date:  "2015-08-01 12:27:55" },
  { height:  587007 , difficulty:  5328125 , date:  "2015-08-01 12:28:00" },
  { height:  587008 , difficulty:  5320333 , date:  "2015-08-01 12:28:14" },
  { height:  587009 , difficulty:  5352433 , date:  "2015-08-01 12:28:58" },
  { height:  587010 , difficulty:  5355018 , date:  "2015-08-01 12:29:00" },
  { height:  587011 , difficulty:  5362425 , date:  "2015-08-01 12:29:43" },
  { height:  587012 , difficulty:  5375319 , date:  "2015-08-01 12:30:22" },
  { height:  587013 , difficulty:  5381280 , date:  "2015-08-01 12:30:43" },
  { height:  587014 , difficulty:  5383548 , date:  "2015-08-01 12:30:50" },
  { height:  587015 , difficulty:  5377316 , date:  "2015-08-01 12:32:43" },
  { height:  587016 , difficulty:  5383187 , date:  "2015-08-01 12:33:04" },
  { height:  587017 , difficulty:  5371344 , date:  "2015-08-01 12:33:43" },
  { height:  587018 , difficulty:  5372633 , date:  "2015-08-01 12:34:39" },
  { height:  587019 , difficulty:  5388649 , date:  "2015-08-01 12:36:09" },
  { height:  587020 , difficulty:  5389832 , date:  "2015-08-01 12:36:57" },
  { height:  587021 , difficulty:  5402383 , date:  "2015-08-01 12:37:12" },
  { height:  587022 , difficulty:  5405227 , date:  "2015-08-01 12:37:33" },
  { height:  587023 , difficulty:  5397195 , date:  "2015-08-01 12:37:46" },
  { height:  587024 , difficulty:  5412608 , date:  "2015-08-01 12:38:09" },
  { height:  587025 , difficulty:  5413890 , date:  "2015-08-01 12:38:33" },
  { height:  587026 , difficulty:  5405193 , date:  "2015-08-01 12:39:08" },
  { height:  587027 , difficulty:  5404548 , date:  "2015-08-01 12:39:09" },
  { height:  587028 , difficulty:  5406058 , date:  "2015-08-01 12:39:17" },
  { height:  587029 , difficulty:  5416277 , date:  "2015-08-01 12:40:57" },
  { height:  587030 , difficulty:  5423120 , date:  "2015-08-01 12:42:25" },
  { height:  587031 , difficulty:  5421723 , date:  "2015-08-01 12:42:32" },
  { height:  587032 , difficulty:  5460438 , date:  "2015-08-01 12:42:47" },
  { height:  587033 , difficulty:  5457232 , date:  "2015-08-01 12:43:15" },
  { height:  587034 , difficulty:  5459154 , date:  "2015-08-01 12:43:45" },
  { height:  587035 , difficulty:  5464430 , date:  "2015-08-01 12:44:30" },
  { height:  587036 , difficulty:  5464712 , date:  "2015-08-01 12:44:50" },
  { height:  587037 , difficulty:  5469474 , date:  "2015-08-01 12:45:13" },
  { height:  587038 , difficulty:  5480931 , date:  "2015-08-01 12:46:52" },
  { height:  587039 , difficulty:  5470485 , date:  "2015-08-01 12:47:58" },
  { height:  587040 , difficulty:  5504989 , date:  "2015-08-01 12:48:51" },
  { height:  587041 , difficulty:  5498652 , date:  "2015-08-01 12:53:25" },
  { height:  587042 , difficulty:  5501307 , date:  "2015-08-01 12:53:31" },
  { height:  587043 , difficulty:  5505410 , date:  "2015-08-01 12:53:43" },
  { height:  587044 , difficulty:  5506757 , date:  "2015-08-01 12:58:18" },
  { height:  587045 , difficulty:  5515036 , date:  "2015-08-01 12:58:43" },
  { height:  587046 , difficulty:  5516521 , date:  "2015-08-01 12:58:52" },
  { height:  587047 , difficulty:  5528663 , date:  "2015-08-01 13:02:19" },
  { height:  587048 , difficulty:  5552985 , date:  "2015-08-01 13:03:20" },
  { height:  587049 , difficulty:  5558210 , date:  "2015-08-01 13:04:03" },
  { height:  587050 , difficulty:  5555343 , date:  "2015-08-01 13:04:04" },
  { height:  587051 , difficulty:  5549162 , date:  "2015-08-01 13:06:53" },
  { height:  587052 , difficulty:  5545984 , date:  "2015-08-01 13:08:21" },
  { height:  587053 , difficulty:  5551196 , date:  "2015-08-01 13:08:25" },
  { height:  587054 , difficulty:  5538884 , date:  "2015-08-01 13:09:08" },
  { height:  587055 , difficulty:  5593062 , date:  "2015-08-01 13:09:31" },
  { height:  587056 , difficulty:  5591219 , date:  "2015-08-01 13:10:06" },
  { height:  587057 , difficulty:  5599961 , date:  "2015-08-01 13:11:31" },
  { height:  587058 , difficulty:  5595467 , date:  "2015-08-01 13:12:35" },
  { height:  587059 , difficulty:  5600649 , date:  "2015-08-01 13:12:40" },
  { height:  587060 , difficulty:  5566840 , date:  "2015-08-01 13:13:03" },
  { height:  587061 , difficulty:  5568215 , date:  "2015-08-01 13:14:40" },
  { height:  587062 , difficulty:  5560418 , date:  "2015-08-01 13:15:10" },
  { height:  587063 , difficulty:  5578356 , date:  "2015-08-01 13:16:46" },
  { height:  587064 , difficulty:  5607425 , date:  "2015-08-01 13:17:11" },
  { height:  587065 , difficulty:  5608937 , date:  "2015-08-01 13:17:56" },
  { height:  587066 , difficulty:  5607903 , date:  "2015-08-01 13:18:07" },
  { height:  587067 , difficulty:  5606323 , date:  "2015-08-01 13:18:52" },
  { height:  587068 , difficulty:  5610097 , date:  "2015-08-01 13:18:57" },
  { height:  587069 , difficulty:  5612712 , date:  "2015-08-01 13:19:31" },
  { height:  587070 , difficulty:  5635630 , date:  "2015-08-01 13:21:05" },
  { height:  587071 , difficulty:  5621700 , date:  "2015-08-01 13:21:22" },
  { height:  587072 , difficulty:  5609796 , date:  "2015-08-01 13:21:32" },
  { height:  587073 , difficulty:  5606331 , date:  "2015-08-01 13:21:41" },
  { height:  587074 , difficulty:  5623182 , date:  "2015-08-01 13:21:46" },
  { height:  587075 , difficulty:  5627383 , date:  "2015-08-01 13:24:13" },
  { height:  587076 , difficulty:  5622052 , date:  "2015-08-01 13:24:18" },
  { height:  587077 , difficulty:  5625501 , date:  "2015-08-01 13:25:45" },
  { height:  587078 , difficulty:  5635455 , date:  "2015-08-01 13:26:59" },
  { height:  587079 , difficulty:  5640362 , date:  "2015-08-01 13:27:20" },
  { height:  587080 , difficulty:  5634637 , date:  "2015-08-01 13:30:15" },
  { height:  587081 , difficulty:  5617465 , date:  "2015-08-01 13:31:37" },
  { height:  587082 , difficulty:  5632989 , date:  "2015-08-01 13:33:27" },
  { height:  587083 , difficulty:  5644642 , date:  "2015-08-01 13:34:41" },
  { height:  587084 , difficulty:  5651064 , date:  "2015-08-01 13:34:46" },
  { height:  587085 , difficulty:  5645653 , date:  "2015-08-01 13:36:03" },
  { height:  587086 , difficulty:  5669897 , date:  "2015-08-01 13:37:30" },
  { height:  587087 , difficulty:  5668743 , date:  "2015-08-01 13:37:32" },
  { height:  587088 , difficulty:  5697767 , date:  "2015-08-01 13:38:32" },
  { height:  587089 , difficulty:  5696085 , date:  "2015-08-01 13:39:10" },
  { height:  587090 , difficulty:  5707271 , date:  "2015-08-01 13:39:20" },
  { height:  587091 , difficulty:  5704475 , date:  "2015-08-01 13:43:11" },
  { height:  587092 , difficulty:  5714779 , date:  "2015-08-01 13:43:17" },
  { height:  587093 , difficulty:  5710057 , date:  "2015-08-01 13:43:41" },
  { height:  587094 , difficulty:  5702404 , date:  "2015-08-01 13:44:13" },
  { height:  587095 , difficulty:  5703993 , date:  "2015-08-01 13:44:41" },
  { height:  587096 , difficulty:  5700257 , date:  "2015-08-01 13:44:49" },
  { height:  587097 , difficulty:  5705020 , date:  "2015-08-01 13:48:18" },
  { height:  587098 , difficulty:  5703178 , date:  "2015-08-01 13:48:25" },
  { height:  587099 , difficulty:  5729719 , date:  "2015-08-01 13:48:46" },
  { height:  587100 , difficulty:  5732528 , date:  "2015-08-01 13:49:11" },
  { height:  587101 , difficulty:  5761213 , date:  "2015-08-01 13:49:33" },
  { height:  587102 , difficulty:  5764381 , date:  "2015-08-01 13:50:52" },
  { height:  587103 , difficulty:  5778654 , date:  "2015-08-01 13:50:54" },
  { height:  587104 , difficulty:  5788638 , date:  "2015-08-01 13:51:07" },
  { height:  587105 , difficulty:  5774725 , date:  "2015-08-01 13:52:49" },
  { height:  587106 , difficulty:  5803624 , date:  "2015-08-01 13:53:31" },
  { height:  587107 , difficulty:  5804366 , date:  "2015-08-01 13:53:42" },
  { height:  587108 , difficulty:  5820624 , date:  "2015-08-01 13:54:05" },
  { height:  587109 , difficulty:  5820508 , date:  "2015-08-01 13:55:59" },
  { height:  587110 , difficulty:  5842207 , date:  "2015-08-01 13:57:09" },
  { height:  587111 , difficulty:  5839385 , date:  "2015-08-01 13:57:09" },
  { height:  587112 , difficulty:  5849195 , date:  "2015-08-01 13:59:18" },
  { height:  587113 , difficulty:  5847092 , date:  "2015-08-01 13:59:24" },
  { height:  587114 , difficulty:  5834092 , date:  "2015-08-01 14:02:23" },
  { height:  587115 , difficulty:  5825100 , date:  "2015-08-01 14:06:54" },
  { height:  587116 , difficulty:  5845640 , date:  "2015-08-01 14:07:48" },
  { height:  587117 , difficulty:  5802820 , date:  "2015-08-01 14:09:33" },
  { height:  587118 , difficulty:  5842677 , date:  "2015-08-01 14:11:05" },
  { height:  587119 , difficulty:  5851183 , date:  "2015-08-01 14:12:00" },
  { height:  587120 , difficulty:  5801139 , date:  "2015-08-01 14:13:22" },
  { height:  587121 , difficulty:  5811264 , date:  "2015-08-01 14:13:27" },
  { height:  587122 , difficulty:  5818380 , date:  "2015-08-01 14:14:35" },
  { height:  587123 , difficulty:  5828784 , date:  "2015-08-01 14:15:19" },
  { height:  587124 , difficulty:  5821411 , date:  "2015-08-01 14:15:36" },
  { height:  587125 , difficulty:  5817267 , date:  "2015-08-01 14:16:32" },
  { height:  587126 , difficulty:  5825626 , date:  "2015-08-01 14:17:00" },
  { height:  587127 , difficulty:  5819149 , date:  "2015-08-01 14:17:03" },
  { height:  587128 , difficulty:  5811924 , date:  "2015-08-01 14:18:03" },
  { height:  587129 , difficulty:  5814174 , date:  "2015-08-01 14:18:11" },
  { height:  587130 , difficulty:  5808998 , date:  "2015-08-01 14:19:35" },
  { height:  587131 , difficulty:  5807414 , date:  "2015-08-01 14:19:57" },
  { height:  587132 , difficulty:  5805424 , date:  "2015-08-01 14:21:25" },
  { height:  587133 , difficulty:  5812139 , date:  "2015-08-01 14:22:12" },
  { height:  587134 , difficulty:  5802060 , date:  "2015-08-01 14:25:11" },
  { height:  587135 , difficulty:  5832371 , date:  "2015-08-01 14:25:18" },
  { height:  587136 , difficulty:  5841489 , date:  "2015-08-01 14:26:08" },
  { height:  587137 , difficulty:  5828525 , date:  "2015-08-01 14:26:39" },
  { height:  587138 , difficulty:  5836432 , date:  "2015-08-01 14:29:53" },
  { height:  587139 , difficulty:  5821446 , date:  "2015-08-01 14:29:56" },
  { height:  587140 , difficulty:  5819820 , date:  "2015-08-01 14:31:40" },
  { height:  587141 , difficulty:  5817806 , date:  "2015-08-01 14:32:31" },
  { height:  587142 , difficulty:  5817712 , date:  "2015-08-01 14:34:39" },
  { height:  587143 , difficulty:  5811406 , date:  "2015-08-01 14:35:01" },
  { height:  587144 , difficulty:  5826209 , date:  "2015-08-01 14:35:27" },
  { height:  587145 , difficulty:  5822144 , date:  "2015-08-01 14:36:52" },
  { height:  587146 , difficulty:  5851722 , date:  "2015-08-01 14:37:48" },
  { height:  587147 , difficulty:  5884831 , date:  "2015-08-01 14:39:38" },
  { height:  587148 , difficulty:  5888590 , date:  "2015-08-01 14:42:22" },
  { height:  587149 , difficulty:  5891712 , date:  "2015-08-01 14:43:18" },
  { height:  587150 , difficulty:  5893317 , date:  "2015-08-01 14:43:22" },
  { height:  587151 , difficulty:  5872987 , date:  "2015-08-01 14:45:06" },
  { height:  587152 , difficulty:  5890710 , date:  "2015-08-01 14:45:14" },
  { height:  587153 , difficulty:  5881302 , date:  "2015-08-01 14:45:16" },
  { height:  587154 , difficulty:  5890220 , date:  "2015-08-01 14:47:13" },
  { height:  587155 , difficulty:  5888747 , date:  "2015-08-01 14:47:32" },
  { height:  587156 , difficulty:  5869031 , date:  "2015-08-01 14:50:34" },
  { height:  587157 , difficulty:  5861608 , date:  "2015-08-01 14:52:15" },
  { height:  587158 , difficulty:  5860733 , date:  "2015-08-01 14:52:31" },
  { height:  587159 , difficulty:  5862531 , date:  "2015-08-01 14:52:32" },
  { height:  587160 , difficulty:  5873323 , date:  "2015-08-01 14:52:37" },
  { height:  587161 , difficulty:  5897741 , date:  "2015-08-01 14:54:10" },
  { height:  587162 , difficulty:  5889760 , date:  "2015-08-01 14:55:50" },
  { height:  587163 , difficulty:  5891391 , date:  "2015-08-01 14:56:06" },
  { height:  587164 , difficulty:  5882927 , date:  "2015-08-01 15:00:07" },
  { height:  587165 , difficulty:  5883274 , date:  "2015-08-01 15:00:33" },
  { height:  587166 , difficulty:  5919704 , date:  "2015-08-01 15:01:18" },
  { height:  587167 , difficulty:  5880379 , date:  "2015-08-01 15:01:21" },
  { height:  587168 , difficulty:  5888430 , date:  "2015-08-01 15:04:45" },
  { height:  587169 , difficulty:  5918677 , date:  "2015-08-01 15:04:49" },
  { height:  587170 , difficulty:  5918836 , date:  "2015-08-01 15:07:02" },
  { height:  587171 , difficulty:  5919600 , date:  "2015-08-01 15:07:09" },
  { height:  587172 , difficulty:  5938216 , date:  "2015-08-01 15:07:15" },
  { height:  587173 , difficulty:  5902201 , date:  "2015-08-01 15:07:23" },
  { height:  587174 , difficulty:  5923556 , date:  "2015-08-01 15:09:00" },
  { height:  587175 , difficulty:  5922753 , date:  "2015-08-01 15:09:43" },
  { height:  587176 , difficulty:  5925446 , date:  "2015-08-01 15:10:08" },
  { height:  587177 , difficulty:  5936189 , date:  "2015-08-01 15:10:37" },
  { height:  587178 , difficulty:  5924255 , date:  "2015-08-01 15:11:39" },
  { height:  587179 , difficulty:  5952758 , date:  "2015-08-01 15:14:22" },
  { height:  587180 , difficulty:  5960138 , date:  "2015-08-01 15:14:27" },
  { height:  587181 , difficulty:  5944059 , date:  "2015-08-01 15:15:10" },
  { height:  587182 , difficulty:  5945046 , date:  "2015-08-01 15:27:11" },
  { height:  587183 , difficulty:  5945808 , date:  "2015-08-01 15:28:35" },
  { height:  587184 , difficulty:  5958888 , date:  "2015-08-01 15:29:23" },
  { height:  587185 , difficulty:  5940016 , date:  "2015-08-01 15:30:20" },
  { height:  587186 , difficulty:  5933120 , date:  "2015-08-01 15:30:22" },
  { height:  587187 , difficulty:  5948518 , date:  "2015-08-01 15:31:06" },
  { height:  587188 , difficulty:  5936012 , date:  "2015-08-01 15:31:53" },
  { height:  587189 , difficulty:  5938995 , date:  "2015-08-01 15:33:40" },
  { height:  587190 , difficulty:  5914558 , date:  "2015-08-01 15:36:36" },
  { height:  587191 , difficulty:  5865866 , date:  "2015-08-01 15:37:27" },
  { height:  587192 , difficulty:  5858650 , date:  "2015-08-01 15:37:45" },
  { height:  587193 , difficulty:  5841623 , date:  "2015-08-01 15:39:03" },
  { height:  587194 , difficulty:  5843304 , date:  "2015-08-01 15:39:08" },
  { height:  587195 , difficulty:  5840138 , date:  "2015-08-01 15:40:52" },
  { height:  587196 , difficulty:  5846583 , date:  "2015-08-01 15:41:18" },
  { height:  587197 , difficulty:  5850247 , date:  "2015-08-01 15:41:38" },
  { height:  587198 , difficulty:  5878039 , date:  "2015-08-01 15:43:56" },
  { height:  587199 , difficulty:  5873136 , date:  "2015-08-01 15:44:23" },
  { height:  587200 , difficulty:  5884435 , date:  "2015-08-01 15:45:52" },
  { height:  587201 , difficulty:  5891546 , date:  "2015-08-01 15:46:11" },
  { height:  587202 , difficulty:  5894511 , date:  "2015-08-01 15:46:19" },
  { height:  587203 , difficulty:  5899194 , date:  "2015-08-01 15:47:18" },
  { height:  587204 , difficulty:  5901397 , date:  "2015-08-01 15:47:23" },
  { height:  587205 , difficulty:  5914462 , date:  "2015-08-01 15:47:43" },
  { height:  587206 , difficulty:  5901762 , date:  "2015-08-01 15:47:50" },
  { height:  587207 , difficulty:  5907905 , date:  "2015-08-01 15:47:52" },
  { height:  587208 , difficulty:  5901840 , date:  "2015-08-01 15:50:36" },
  { height:  587209 , difficulty:  5902659 , date:  "2015-08-01 15:50:37" },
  { height:  587210 , difficulty:  5872292 , date:  "2015-08-01 15:50:50" },
  { height:  587211 , difficulty:  5888430 , date:  "2015-08-01 15:52:48" },
  { height:  587212 , difficulty:  5903137 , date:  "2015-08-01 15:53:15" },
  { height:  587213 , difficulty:  5909126 , date:  "2015-08-01 15:53:40" },
  { height:  587214 , difficulty:  5879571 , date:  "2015-08-01 15:53:49" },
  { height:  587215 , difficulty:  5893608 , date:  "2015-08-01 15:55:56" },
  { height:  587216 , difficulty:  5882759 , date:  "2015-08-01 15:56:16" },
  { height:  587217 , difficulty:  5900745 , date:  "2015-08-01 15:57:14" },
  { height:  587218 , difficulty:  5882673 , date:  "2015-08-01 15:57:30" },
  { height:  587219 , difficulty:  5886079 , date:  "2015-08-01 15:58:21" },
  { height:  587220 , difficulty:  5888743 , date:  "2015-08-01 16:00:59" },
  { height:  587221 , difficulty:  5894770 , date:  "2015-08-01 16:01:45" },
  { height:  587222 , difficulty:  5886603 , date:  "2015-08-01 16:04:19" },
  { height:  587223 , difficulty:  5885313 , date:  "2015-08-01 16:04:26" },
  { height:  587224 , difficulty:  5875975 , date:  "2015-08-01 16:04:29" },
  { height:  587225 , difficulty:  5870701 , date:  "2015-08-01 16:04:37" },
  { height:  587226 , difficulty:  5873086 , date:  "2015-08-01 16:05:07" },
  { height:  587227 , difficulty:  5864802 , date:  "2015-08-01 16:07:46" },
  { height:  587228 , difficulty:  5866261 , date:  "2015-08-01 16:08:05" },
  { height:  587229 , difficulty:  5869755 , date:  "2015-08-01 16:09:13" },
  { height:  587230 , difficulty:  5851362 , date:  "2015-08-01 16:09:16" },
  { height:  587231 , difficulty:  5870076 , date:  "2015-08-01 16:13:00" },
  { height:  587232 , difficulty:  5839611 , date:  "2015-08-01 16:14:08" },
  { height:  587233 , difficulty:  5823732 , date:  "2015-08-01 16:14:37" },
  { height:  587234 , difficulty:  5836343 , date:  "2015-08-01 16:14:38" },
  { height:  587235 , difficulty:  5838832 , date:  "2015-08-01 16:15:21" },
  { height:  587236 , difficulty:  5847620 , date:  "2015-08-01 16:15:40" },
  { height:  587237 , difficulty:  5838226 , date:  "2015-08-01 16:15:46" },
  { height:  587238 , difficulty:  5822821 , date:  "2015-08-01 16:15:55" },
  { height:  587239 , difficulty:  5851267 , date:  "2015-08-01 16:16:52" },
  { height:  587240 , difficulty:  5813812 , date:  "2015-08-01 16:17:36" },
  { height:  587241 , difficulty:  5862974 , date:  "2015-08-01 16:18:04" },
  { height:  587242 , difficulty:  5865801 , date:  "2015-08-01 16:18:20" },
  { height:  587243 , difficulty:  5875398 , date:  "2015-08-01 16:18:46" },
  { height:  587244 , difficulty:  5843964 , date:  "2015-08-01 16:19:23" },
  { height:  587245 , difficulty:  5852675 , date:  "2015-08-01 16:23:23" },
  { height:  587246 , difficulty:  5831457 , date:  "2015-08-01 16:23:25" },
  { height:  587247 , difficulty:  5833169 , date:  "2015-08-01 16:24:23" },
  { height:  587248 , difficulty:  5843338 , date:  "2015-08-01 16:24:30" },
  { height:  587249 , difficulty:  5857312 , date:  "2015-08-01 16:26:31" },
  { height:  587250 , difficulty:  5848357 , date:  "2015-08-01 16:26:38" },
  { height:  587251 , difficulty:  5851894 , date:  "2015-08-01 16:26:44" },
  { height:  587252 , difficulty:  5850635 , date:  "2015-08-01 16:28:00" },
  { height:  587253 , difficulty:  5860060 , date:  "2015-08-01 16:30:04" },
  { height:  587254 , difficulty:  5852902 , date:  "2015-08-01 16:31:19" },
  { height:  587255 , difficulty:  5848754 , date:  "2015-08-01 16:34:52" },
  { height:  587256 , difficulty:  5852868 , date:  "2015-08-01 16:36:38" },
  { height:  587257 , difficulty:  5854567 , date:  "2015-08-01 16:36:39" },
  { height:  587258 , difficulty:  5727546 , date:  "2015-08-01 16:38:21" },
  { height:  587259 , difficulty:  5732174 , date:  "2015-08-01 16:38:44" },
  { height:  587260 , difficulty:  5739485 , date:  "2015-08-01 16:39:38" },
  { height:  587261 , difficulty:  5733511 , date:  "2015-08-01 16:40:24" },
  { height:  587262 , difficulty:  5774894 , date:  "2015-08-01 16:43:21" },
  { height:  587263 , difficulty:  5775256 , date:  "2015-08-01 16:43:22" },
  { height:  587264 , difficulty:  5774695 , date:  "2015-08-01 16:44:17" },
  { height:  587265 , difficulty:  5759053 , date:  "2015-08-01 16:45:04" },
  { height:  587266 , difficulty:  5744160 , date:  "2015-08-01 16:46:00" },
  { height:  587267 , difficulty:  5760947 , date:  "2015-08-01 16:46:03" },
  { height:  587268 , difficulty:  5760415 , date:  "2015-08-01 16:46:37" },
  { height:  587269 , difficulty:  5759848 , date:  "2015-08-01 16:49:16" },
  { height:  587270 , difficulty:  5761030 , date:  "2015-08-01 16:49:47" },
  { height:  587271 , difficulty:  5766805 , date:  "2015-08-01 16:50:17" },
  { height:  587272 , difficulty:  5778482 , date:  "2015-08-01 16:50:59" },
  { height:  587273 , difficulty:  5817807 , date:  "2015-08-01 16:53:11" },
  { height:  587274 , difficulty:  5810835 , date:  "2015-08-01 16:53:18" },
  { height:  587275 , difficulty:  5808643 , date:  "2015-08-01 16:53:28" },
  { height:  587276 , difficulty:  5807023 , date:  "2015-08-01 16:54:22" },
  { height:  587277 , difficulty:  5831713 , date:  "2015-08-01 16:54:53" },
  { height:  587278 , difficulty:  5883484 , date:  "2015-08-01 16:56:21" },
  { height:  587279 , difficulty:  5898943 , date:  "2015-08-01 16:56:22" },
  { height:  587280 , difficulty:  5904104 , date:  "2015-08-01 16:56:37" },
  { height:  587281 , difficulty:  5915209 , date:  "2015-08-01 16:57:27" },
  { height:  587282 , difficulty:  5917757 , date:  "2015-08-01 16:57:28" },
  { height:  587283 , difficulty:  5924792 , date:  "2015-08-01 16:58:47" },
  { height:  587284 , difficulty:  5896946 , date:  "2015-08-01 16:59:25" },
  { height:  587285 , difficulty:  5902625 , date:  "2015-08-01 17:00:44" },
  { height:  587286 , difficulty:  5912881 , date:  "2015-08-01 17:00:47" },
  { height:  587287 , difficulty:  5896171 , date:  "2015-08-01 17:02:37" },
  { height:  587288 , difficulty:  5912018 , date:  "2015-08-01 17:03:59" },
  { height:  587289 , difficulty:  5915689 , date:  "2015-08-01 17:04:07" },
  { height:  587290 , difficulty:  5944259 , date:  "2015-08-01 17:04:09" },
  { height:  587291 , difficulty:  5934448 , date:  "2015-08-01 17:07:57" },
  { height:  587292 , difficulty:  5943061 , date:  "2015-08-01 17:09:32" },
  { height:  587293 , difficulty:  5948767 , date:  "2015-08-01 17:09:38" },
  { height:  587294 , difficulty:  5952749 , date:  "2015-08-01 17:13:22" },
  { height:  587295 , difficulty:  5966486 , date:  "2015-08-01 17:13:48" },
  { height:  587296 , difficulty:  5939922 , date:  "2015-08-01 17:14:30" },
  { height:  587297 , difficulty:  5936991 , date:  "2015-08-01 17:15:10" },
  { height:  587298 , difficulty:  5917179 , date:  "2015-08-01 17:17:01" },
  { height:  587299 , difficulty:  5928713 , date:  "2015-08-01 17:17:42" },
  { height:  587300 , difficulty:  5930619 , date:  "2015-08-01 17:18:16" },
  { height:  587301 , difficulty:  5948659 , date:  "2015-08-01 17:18:40" },
  { height:  587302 , difficulty:  5945842 , date:  "2015-08-01 17:18:56" },
  { height:  587303 , difficulty:  5935197 , date:  "2015-08-01 17:19:33" },
  { height:  587304 , difficulty:  5937563 , date:  "2015-08-01 17:19:45" },
  { height:  587305 , difficulty:  5929149 , date:  "2015-08-01 17:21:25" },
  { height:  587306 , difficulty:  5952832 , date:  "2015-08-01 17:21:54" },
  { height:  587307 , difficulty:  5916798 , date:  "2015-08-01 17:23:36" },
  { height:  587308 , difficulty:  5913000 , date:  "2015-08-01 17:24:03" },
  { height:  587309 , difficulty:  5912841 , date:  "2015-08-01 17:24:26" },
  { height:  587310 , difficulty:  5922108 , date:  "2015-08-01 17:27:09" },
  { height:  587311 , difficulty:  5916447 , date:  "2015-08-01 17:27:09" },
  { height:  587312 , difficulty:  5924577 , date:  "2015-08-01 17:27:11" },
  { height:  587313 , difficulty:  5925681 , date:  "2015-08-01 17:27:52" },
  { height:  587314 , difficulty:  5937289 , date:  "2015-08-01 17:28:52" },
  { height:  587315 , difficulty:  5939362 , date:  "2015-08-01 17:29:08" },
  { height:  587316 , difficulty:  5940998 , date:  "2015-08-01 17:29:23" },
  { height:  587317 , difficulty:  5944283 , date:  "2015-08-01 17:30:06" },
  { height:  587318 , difficulty:  5968815 , date:  "2015-08-01 17:30:38" },
  { height:  587319 , difficulty:  5971030 , date:  "2015-08-01 17:32:27" },
  { height:  587320 , difficulty:  5971879 , date:  "2015-08-01 17:33:51" },
  { height:  587321 , difficulty:  5929476 , date:  "2015-08-01 17:33:53" },
  { height:  587322 , difficulty:  5931209 , date:  "2015-08-01 17:33:59" },
  { height:  587323 , difficulty:  5962228 , date:  "2015-08-01 17:35:12" },
  { height:  587324 , difficulty:  5971647 , date:  "2015-08-01 17:40:02" },
  { height:  587325 , difficulty:  5951838 , date:  "2015-08-01 17:40:20" },
  { height:  587326 , difficulty:  5983067 , date:  "2015-08-01 17:40:49" },
  { height:  587327 , difficulty:  5988214 , date:  "2015-08-01 17:41:03" },
  { height:  587328 , difficulty:  5992401 , date:  "2015-08-01 17:42:47" },
  { height:  587329 , difficulty:  5993796 , date:  "2015-08-01 17:42:53" },
  { height:  587330 , difficulty:  5982421 , date:  "2015-08-01 17:42:57" },
  { height:  587331 , difficulty:  5950871 , date:  "2015-08-01 17:44:00" },
  { height:  587332 , difficulty:  5939693 , date:  "2015-08-01 17:45:29" },
  { height:  587333 , difficulty:  5950694 , date:  "2015-08-01 17:46:28" },
  { height:  587334 , difficulty:  5948821 , date:  "2015-08-01 17:47:08" },
  { height:  587335 , difficulty:  5952149 , date:  "2015-08-01 17:47:09" },
  { height:  587336 , difficulty:  5969245 , date:  "2015-08-01 17:47:37" },
  { height:  587337 , difficulty:  5983591 , date:  "2015-08-01 17:50:00" },
  { height:  587338 , difficulty:  5954459 , date:  "2015-08-01 17:50:37" },
  { height:  587339 , difficulty:  5987073 , date:  "2015-08-01 17:51:09" },
  { height:  587340 , difficulty:  5978899 , date:  "2015-08-01 17:52:33" },
  { height:  587341 , difficulty:  5976117 , date:  "2015-08-01 17:52:36" },
  { height:  587342 , difficulty:  5968865 , date:  "2015-08-01 17:55:12" },
  { height:  587343 , difficulty:  5972460 , date:  "2015-08-01 17:57:46" },
  { height:  587344 , difficulty:  5981447 , date:  "2015-08-01 17:58:32" },
  { height:  587345 , difficulty:  5961449 , date:  "2015-08-01 17:58:47" },
  { height:  587346 , difficulty:  5961693 , date:  "2015-08-01 17:59:09" },
  { height:  587347 , difficulty:  5958262 , date:  "2015-08-01 17:59:20" },
  { height:  587348 , difficulty:  5983610 , date:  "2015-08-01 17:59:42" },
  { height:  587349 , difficulty:  5971951 , date:  "2015-08-01 17:59:48" },
  { height:  587350 , difficulty:  5974615 , date:  "2015-08-01 18:00:49" },
  { height:  587351 , difficulty:  5987694 , date:  "2015-08-01 18:02:09" },
  { height:  587352 , difficulty:  5991673 , date:  "2015-08-01 18:02:31" },
  { height:  587353 , difficulty:  6028973 , date:  "2015-08-01 18:02:59" },
  { height:  587354 , difficulty:  6029822 , date:  "2015-08-01 18:03:25" },
  { height:  587355 , difficulty:  6032219 , date:  "2015-08-01 18:03:36" },
  { height:  587356 , difficulty:  6036124 , date:  "2015-08-01 18:05:44" },
  { height:  587357 , difficulty:  6065540 , date:  "2015-08-01 18:06:30" },
  { height:  587358 , difficulty:  6068358 , date:  "2015-08-01 18:06:40" },
  { height:  587359 , difficulty:  6060124 , date:  "2015-08-01 18:06:46" },
  { height:  587360 , difficulty:  6057375 , date:  "2015-08-01 18:08:31" },
  { height:  587361 , difficulty:  6056733 , date:  "2015-08-01 18:08:33" },
  { height:  587362 , difficulty:  6069430 , date:  "2015-08-01 18:09:32" },
  { height:  587363 , difficulty:  6051427 , date:  "2015-08-01 18:12:02" },
  { height:  587364 , difficulty:  6038689 , date:  "2015-08-01 18:12:51" },
  { height:  587365 , difficulty:  6046922 , date:  "2015-08-01 18:13:36" },
  { height:  587366 , difficulty:  6049539 , date:  "2015-08-01 18:15:03" },
  { height:  587367 , difficulty:  6018054 , date:  "2015-08-01 18:15:15" },
  { height:  587368 , difficulty:  6019164 , date:  "2015-08-01 18:15:54" },
  { height:  587369 , difficulty:  6020678 , date:  "2015-08-01 18:15:59" },
  { height:  587370 , difficulty:  5986620 , date:  "2015-08-01 18:16:23" },
  { height:  587371 , difficulty:  5985957 , date:  "2015-08-01 18:16:35" },
  { height:  587372 , difficulty:  5987464 , date:  "2015-08-01 18:16:55" },
  { height:  587373 , difficulty:  6004556 , date:  "2015-08-01 18:17:06" },
  { height:  587374 , difficulty:  6016653 , date:  "2015-08-01 18:17:11" },
  { height:  587375 , difficulty:  6012345 , date:  "2015-08-01 18:17:20" },
  { height:  587376 , difficulty:  6011755 , date:  "2015-08-01 18:17:58" },
  { height:  587377 , difficulty:  6009919 , date:  "2015-08-01 18:18:01" },
  { height:  587378 , difficulty:  6011609 , date:  "2015-08-01 18:18:10" },
  { height:  587379 , difficulty:  6021309 , date:  "2015-08-01 18:20:24" },
  { height:  587380 , difficulty:  6034400 , date:  "2015-08-01 18:20:30" },
  { height:  587381 , difficulty:  6026105 , date:  "2015-08-01 18:20:35" },
  { height:  587382 , difficulty:  6028549 , date:  "2015-08-01 18:21:31" },
  { height:  587383 , difficulty:  6026255 , date:  "2015-08-01 18:21:40" },
  { height:  587384 , difficulty:  6031436 , date:  "2015-08-01 18:22:02" },
  { height:  587385 , difficulty:  6032497 , date:  "2015-08-01 18:22:40" },
  { height:  587386 , difficulty:  6039386 , date:  "2015-08-01 18:22:46" },
  { height:  587387 , difficulty:  6064357 , date:  "2015-08-01 18:23:54" },
  { height:  587388 , difficulty:  6066965 , date:  "2015-08-01 18:24:01" },
  { height:  587389 , difficulty:  6065405 , date:  "2015-08-01 18:24:59" },
  { height:  587390 , difficulty:  6059713 , date:  "2015-08-01 18:25:33" },
  { height:  587391 , difficulty:  6059313 , date:  "2015-08-01 18:26:13" },
  { height:  587392 , difficulty:  6064380 , date:  "2015-08-01 18:26:20" },
  { height:  587393 , difficulty:  6085159 , date:  "2015-08-01 18:26:30" },
  { height:  587394 , difficulty:  6081973 , date:  "2015-08-01 18:26:55" },
  { height:  587395 , difficulty:  6082204 , date:  "2015-08-01 18:28:07" },
  { height:  587396 , difficulty:  6084488 , date:  "2015-08-01 18:30:17" },
  { height:  587397 , difficulty:  6094096 , date:  "2015-08-01 18:30:54" },
  { height:  587398 , difficulty:  6140749 , date:  "2015-08-01 18:31:01" },
  { height:  587399 , difficulty:  6137477 , date:  "2015-08-01 18:31:24" },
  { height:  587400 , difficulty:  6088919 , date:  "2015-08-01 18:31:48" },
  { height:  587401 , difficulty:  6087925 , date:  "2015-08-01 18:31:50" },
  { height:  587402 , difficulty:  6106570 , date:  "2015-08-01 18:31:56" },
  { height:  587403 , difficulty:  6120156 , date:  "2015-08-01 18:33:33" },
  { height:  587404 , difficulty:  6103569 , date:  "2015-08-01 18:35:26" },
  { height:  587405 , difficulty:  6107996 , date:  "2015-08-01 18:36:09" },
  { height:  587406 , difficulty:  6121184 , date:  "2015-08-01 18:36:50" },
  { height:  587407 , difficulty:  6112174 , date:  "2015-08-01 18:36:54" },
  { height:  587408 , difficulty:  6097852 , date:  "2015-08-01 18:37:47" },
  { height:  587409 , difficulty:  6092513 , date:  "2015-08-01 18:38:01" },
  { height:  587410 , difficulty:  6131899 , date:  "2015-08-01 18:38:25" },
  { height:  587411 , difficulty:  6134525 , date:  "2015-08-01 18:38:26" },
  { height:  587412 , difficulty:  6136062 , date:  "2015-08-01 18:39:36" },
  { height:  587413 , difficulty:  6116807 , date:  "2015-08-01 18:40:12" },
  { height:  587414 , difficulty:  6124054 , date:  "2015-08-01 18:40:30" },
  { height:  587415 , difficulty:  6129682 , date:  "2015-08-01 18:40:44" },
  { height:  587416 , difficulty:  6133192 , date:  "2015-08-01 18:41:33" },
  { height:  587417 , difficulty:  6135901 , date:  "2015-08-01 18:41:42" },
  { height:  587418 , difficulty:  6110941 , date:  "2015-08-01 18:42:33" },
  { height:  587419 , difficulty:  6091852 , date:  "2015-08-01 18:43:04" },
  { height:  587420 , difficulty:  6096376 , date:  "2015-08-01 18:43:11" },
  { height:  587421 , difficulty:  6102760 , date:  "2015-08-01 18:43:13" },
  { height:  587422 , difficulty:  6108179 , date:  "2015-08-01 18:43:40" },
  { height:  587423 , difficulty:  6153869 , date:  "2015-08-01 18:44:19" },
  { height:  587424 , difficulty:  6172916 , date:  "2015-08-01 18:44:26" },
  { height:  587425 , difficulty:  6175189 , date:  "2015-08-01 18:44:31" },
  { height:  587426 , difficulty:  6182471 , date:  "2015-08-01 18:45:07" },
  { height:  587427 , difficulty:  6171783 , date:  "2015-08-01 18:45:09" },
  { height:  587428 , difficulty:  6172906 , date:  "2015-08-01 18:45:26" },
  { height:  587429 , difficulty:  6185561 , date:  "2015-08-01 18:46:22" },
  { height:  587430 , difficulty:  6183724 , date:  "2015-08-01 18:47:14" },
  { height:  587431 , difficulty:  6184365 , date:  "2015-08-01 18:48:00" },
  { height:  587432 , difficulty:  6171107 , date:  "2015-08-01 18:48:38" },
  { height:  587433 , difficulty:  6169155 , date:  "2015-08-01 18:48:39" },
  { height:  587434 , difficulty:  6194983 , date:  "2015-08-01 18:49:20" },
  { height:  587435 , difficulty:  6210062 , date:  "2015-08-01 18:49:27" },
  { height:  587436 , difficulty:  6217952 , date:  "2015-08-01 18:52:27" },
  { height:  587437 , difficulty:  6223888 , date:  "2015-08-01 18:52:39" },
  { height:  587438 , difficulty:  6215748 , date:  "2015-08-01 18:56:07" },
  { height:  587439 , difficulty:  6222219 , date:  "2015-08-01 18:56:23" },
  { height:  587440 , difficulty:  6215932 , date:  "2015-08-01 18:57:01" },
  { height:  587441 , difficulty:  6210655 , date:  "2015-08-01 18:57:56" },
  { height:  587442 , difficulty:  6228383 , date:  "2015-08-01 18:57:58" },
  { height:  587443 , difficulty:  6229482 , date:  "2015-08-01 19:00:38" },
  { height:  587444 , difficulty:  6227464 , date:  "2015-08-01 19:01:06" },
  { height:  587445 , difficulty:  6240900 , date:  "2015-08-01 19:01:21" },
  { height:  587446 , difficulty:  6260631 , date:  "2015-08-01 19:01:37" },
  { height:  587447 , difficulty:  6260683 , date:  "2015-08-01 19:01:57" },
  { height:  587448 , difficulty:  6271998 , date:  "2015-08-01 19:02:18" },
  { height:  587449 , difficulty:  6305329 , date:  "2015-08-01 19:02:40" },
  { height:  587450 , difficulty:  6307895 , date:  "2015-08-01 19:03:54" },
  { height:  587451 , difficulty:  6308631 , date:  "2015-08-01 19:04:16" },
  { height:  587452 , difficulty:  6314544 , date:  "2015-08-01 19:04:19" },
  { height:  587453 , difficulty:  6316437 , date:  "2015-08-01 19:04:32" },
  { height:  587454 , difficulty:  6323518 , date:  "2015-08-01 19:06:40" },
  { height:  587455 , difficulty:  6300016 , date:  "2015-08-01 19:06:41" },
  { height:  587456 , difficulty:  6302934 , date:  "2015-08-01 19:06:55" },
  { height:  587457 , difficulty:  6311836 , date:  "2015-08-01 19:07:58" },
  { height:  587458 , difficulty:  6307764 , date:  "2015-08-01 19:09:01" },
  { height:  587459 , difficulty:  6323647 , date:  "2015-08-01 19:09:24" },
  { height:  587460 , difficulty:  6324144 , date:  "2015-08-01 19:09:45" },
  { height:  587461 , difficulty:  6323217 , date:  "2015-08-01 19:11:49" },
  { height:  587462 , difficulty:  6361611 , date:  "2015-08-01 19:11:56" },
  { height:  587463 , difficulty:  6352692 , date:  "2015-08-01 19:12:05" },
  { height:  587464 , difficulty:  6353688 , date:  "2015-08-01 19:12:21" },
  { height:  587465 , difficulty:  6352450 , date:  "2015-08-01 19:14:14" },
  { height:  587466 , difficulty:  6352416 , date:  "2015-08-01 19:18:15" },
  { height:  587467 , difficulty:  6347136 , date:  "2015-08-01 19:18:25" },
  { height:  587468 , difficulty:  6365460 , date:  "2015-08-01 19:18:31" },
  { height:  587469 , difficulty:  6382888 , date:  "2015-08-01 19:20:35" },
  { height:  587470 , difficulty:  6392627 , date:  "2015-08-01 19:21:02" },
  { height:  587471 , difficulty:  6385010 , date:  "2015-08-01 19:21:53" },
  { height:  587472 , difficulty:  6362603 , date:  "2015-08-01 19:22:19" },
  { height:  587473 , difficulty:  6374251 , date:  "2015-08-01 19:22:28" },
  { height:  587474 , difficulty:  6375727 , date:  "2015-08-01 19:22:31" },
  { height:  587475 , difficulty:  6375957 , date:  "2015-08-01 19:22:32" },
  { height:  587476 , difficulty:  6375866 , date:  "2015-08-01 19:22:36" },
  { height:  587477 , difficulty:  6395681 , date:  "2015-08-01 19:22:42" },
  { height:  587478 , difficulty:  6397676 , date:  "2015-08-01 19:22:53" },
  { height:  587479 , difficulty:  6391362 , date:  "2015-08-01 19:23:25" },
  { height:  587480 , difficulty:  6371216 , date:  "2015-08-01 19:23:40" },
  { height:  587481 , difficulty:  6373361 , date:  "2015-08-01 19:23:42" },
  { height:  587482 , difficulty:  6377760 , date:  "2015-08-01 19:25:25" },
  { height:  587483 , difficulty:  6385373 , date:  "2015-08-01 19:25:49" },
  { height:  587484 , difficulty:  6381608 , date:  "2015-08-01 19:28:20" },
  { height:  587485 , difficulty:  6385108 , date:  "2015-08-01 19:28:22" },
  { height:  587486 , difficulty:  6385702 , date:  "2015-08-01 19:30:19" },
  { height:  587487 , difficulty:  6394385 , date:  "2015-08-01 19:30:36" },
  { height:  587488 , difficulty:  6393935 , date:  "2015-08-01 19:34:01" },
  { height:  587489 , difficulty:  6397308 , date:  "2015-08-01 19:34:48" },
  { height:  587490 , difficulty:  6400507 , date:  "2015-08-01 19:36:42" },
  { height:  587491 , difficulty:  6424313 , date:  "2015-08-01 19:36:45" },
  { height:  587492 , difficulty:  6449334 , date:  "2015-08-01 19:40:24" },
  { height:  587493 , difficulty:  6459180 , date:  "2015-08-01 19:40:26" },
  { height:  587494 , difficulty:  6457396 , date:  "2015-08-01 19:41:45" },
  { height:  587495 , difficulty:  6453929 , date:  "2015-08-01 19:43:23" },
  { height:  587496 , difficulty:  6457913 , date:  "2015-08-01 19:45:13" },
  { height:  587497 , difficulty:  6466883 , date:  "2015-08-01 19:48:14" },
  { height:  587498 , difficulty:  6486896 , date:  "2015-08-01 19:48:20" },
  { height:  587499 , difficulty:  6500881 , date:  "2015-08-01 19:50:23" },
  { height:  587500 , difficulty:  6525065 , date:  "2015-08-01 19:50:54" },
  { height:  587501 , difficulty:  6528463 , date:  "2015-08-01 19:50:59" },
  { height:  587502 , difficulty:  6537355 , date:  "2015-08-01 19:51:46" },
  { height:  587503 , difficulty:  6540087 , date:  "2015-08-01 19:52:02" },
  { height:  587504 , difficulty:  6543453 , date:  "2015-08-01 19:52:32" },
  { height:  587505 , difficulty:  6534616 , date:  "2015-08-01 19:53:15" },
  { height:  587506 , difficulty:  6533158 , date:  "2015-08-01 19:53:48" },
  { height:  587507 , difficulty:  6562751 , date:  "2015-08-01 19:54:21" },
  { height:  587508 , difficulty:  6586991 , date:  "2015-08-01 19:59:31" },
  { height:  587509 , difficulty:  6595709 , date:  "2015-08-01 19:59:34" },
  { height:  587510 , difficulty:  6596146 , date:  "2015-08-01 20:00:54" },
  { height:  587511 , difficulty:  6607564 , date:  "2015-08-01 20:00:59" },
  { height:  587512 , difficulty:  6576814 , date:  "2015-08-01 20:01:26" },
  { height:  587513 , difficulty:  6578796 , date:  "2015-08-01 20:02:23" },
  { height:  587514 , difficulty:  6566939 , date:  "2015-08-01 20:02:25" },
  { height:  587515 , difficulty:  6601138 , date:  "2015-08-01 20:03:06" },
  { height:  587516 , difficulty:  6602042 , date:  "2015-08-01 20:03:56" },
  { height:  587517 , difficulty:  6594133 , date:  "2015-08-01 20:04:50" },
  { height:  587518 , difficulty:  6606623 , date:  "2015-08-01 20:04:52" },
  { height:  587519 , difficulty:  6576623 , date:  "2015-08-01 20:06:05" },
  { height:  587520 , difficulty:  6575221 , date:  "2015-08-01 20:06:10" },
  { height:  587521 , difficulty:  6601317 , date:  "2015-08-01 20:06:33" },
  { height:  587522 , difficulty:  6610473 , date:  "2015-08-01 20:06:42" },
  { height:  587523 , difficulty:  6613204 , date:  "2015-08-01 20:07:06" },
  { height:  587524 , difficulty:  6619403 , date:  "2015-08-01 20:08:58" },
  { height:  587525 , difficulty:  6623350 , date:  "2015-08-01 20:08:59" },
  { height:  587526 , difficulty:  6629861 , date:  "2015-08-01 20:11:13" },
  { height:  587527 , difficulty:  6630564 , date:  "2015-08-01 20:11:38" },
  { height:  587528 , difficulty:  6642237 , date:  "2015-08-01 20:12:08" },
  { height:  587529 , difficulty:  6645679 , date:  "2015-08-01 20:13:28" },
  { height:  587530 , difficulty:  6639211 , date:  "2015-08-01 20:13:55" },
  { height:  587531 , difficulty:  6646058 , date:  "2015-08-01 20:15:07" },
  { height:  587532 , difficulty:  6646434 , date:  "2015-08-01 20:16:26" },
  { height:  587533 , difficulty:  6650487 , date:  "2015-08-01 20:16:28" },
  { height:  587534 , difficulty:  6640513 , date:  "2015-08-01 20:16:44" },
  { height:  587535 , difficulty:  6639204 , date:  "2015-08-01 20:16:48" },
  { height:  587536 , difficulty:  6638323 , date:  "2015-08-01 20:17:31" },
  { height:  587537 , difficulty:  6637632 , date:  "2015-08-01 20:17:56" },
  { height:  587538 , difficulty:  6639208 , date:  "2015-08-01 20:18:08" },
  { height:  587539 , difficulty:  6667083 , date:  "2015-08-01 20:21:22" },
  { height:  587540 , difficulty:  6682524 , date:  "2015-08-01 20:22:40" },
  { height:  587541 , difficulty:  6663472 , date:  "2015-08-01 20:22:41" },
  { height:  587542 , difficulty:  6614819 , date:  "2015-08-01 20:22:52" },
  { height:  587543 , difficulty:  6640916 , date:  "2015-08-01 20:23:15" },
  { height:  587544 , difficulty:  6642668 , date:  "2015-08-01 20:24:15" },
  { height:  587545 , difficulty:  6637182 , date:  "2015-08-01 20:24:29" },
  { height:  587546 , difficulty:  6636015 , date:  "2015-08-01 20:24:49" },
  { height:  587547 , difficulty:  6640179 , date:  "2015-08-01 20:25:10" },
  { height:  587548 , difficulty:  6643862 , date:  "2015-08-01 20:27:19" },
  { height:  587549 , difficulty:  6677963 , date:  "2015-08-01 20:27:23" },
  { height:  587550 , difficulty:  6680332 , date:  "2015-08-01 20:27:39" },
  { height:  587551 , difficulty:  6697878 , date:  "2015-08-01 20:27:56" },
  { height:  587552 , difficulty:  6716348 , date:  "2015-08-01 20:29:39" },
  { height:  587553 , difficulty:  6722029 , date:  "2015-08-01 20:31:30" },
  { height:  587554 , difficulty:  6722440 , date:  "2015-08-01 20:32:51" },
  { height:  587555 , difficulty:  6735086 , date:  "2015-08-01 20:33:52" },
  { height:  587556 , difficulty:  6738923 , date:  "2015-08-01 20:34:10" },
  { height:  587557 , difficulty:  6742111 , date:  "2015-08-01 20:34:55" },
  { height:  587558 , difficulty:  6775354 , date:  "2015-08-01 20:34:57" },
  { height:  587559 , difficulty:  6804891 , date:  "2015-08-01 20:36:07" },
  { height:  587560 , difficulty:  6774468 , date:  "2015-08-01 20:37:14" },
  { height:  587561 , difficulty:  6780795 , date:  "2015-08-01 20:37:14" },
  { height:  587562 , difficulty:  6761822 , date:  "2015-08-01 20:37:33" },
  { height:  587563 , difficulty:  6761038 , date:  "2015-08-01 20:37:47" },
  { height:  587564 , difficulty:  6722770 , date:  "2015-08-01 20:38:57" },
  { height:  587565 , difficulty:  6721160 , date:  "2015-08-01 20:39:04" },
  { height:  587566 , difficulty:  6735600 , date:  "2015-08-01 20:39:09" },
  { height:  587567 , difficulty:  6738116 , date:  "2015-08-01 20:39:36" },
  { height:  587568 , difficulty:  6713455 , date:  "2015-08-01 20:42:29" },
  { height:  587569 , difficulty:  6729779 , date:  "2015-08-01 20:42:36" },
  { height:  587570 , difficulty:  6719524 , date:  "2015-08-01 20:43:04" },
  { height:  587571 , difficulty:  6711893 , date:  "2015-08-01 20:43:31" },
  { height:  587572 , difficulty:  6691774 , date:  "2015-08-01 20:43:50" },
  { height:  587573 , difficulty:  6657070 , date:  "2015-08-01 20:44:02" },
  { height:  587574 , difficulty:  6667390 , date:  "2015-08-01 20:46:37" },
  { height:  587575 , difficulty:  6650255 , date:  "2015-08-01 20:46:59" },
  { height:  587576 , difficulty:  6661915 , date:  "2015-08-01 20:48:30" },
  { height:  587577 , difficulty:  6665071 , date:  "2015-08-01 20:49:52" },
  { height:  587578 , difficulty:  6660547 , date:  "2015-08-01 20:50:05" },
  { height:  587579 , difficulty:  6667957 , date:  "2015-08-01 20:50:12" },
  { height:  587580 , difficulty:  6664927 , date:  "2015-08-01 20:50:18" },
  { height:  587581 , difficulty:  6675932 , date:  "2015-08-01 20:51:02" },
  { height:  587582 , difficulty:  6672215 , date:  "2015-08-01 20:51:05" },
  { height:  587583 , difficulty:  6669024 , date:  "2015-08-01 20:51:29" },
  { height:  587584 , difficulty:  6613983 , date:  "2015-08-01 20:51:52" },
  { height:  587585 , difficulty:  6624153 , date:  "2015-08-01 20:51:54" },
  { height:  587586 , difficulty:  6625715 , date:  "2015-08-01 20:52:05" },
  { height:  587587 , difficulty:  6664254 , date:  "2015-08-01 20:52:26" },
  { height:  587588 , difficulty:  6677016 , date:  "2015-08-01 20:52:28" },
  { height:  587589 , difficulty:  6699024 , date:  "2015-08-01 20:53:04" },
  { height:  587590 , difficulty:  6708039 , date:  "2015-08-01 20:53:40" },
  { height:  587591 , difficulty:  6709862 , date:  "2015-08-01 20:54:13" },
  { height:  587592 , difficulty:  6719000 , date:  "2015-08-01 20:54:32" },
  { height:  587593 , difficulty:  6728317 , date:  "2015-08-01 20:54:39" },
  { height:  587594 , difficulty:  6735470 , date:  "2015-08-01 20:55:21" },
  { height:  587595 , difficulty:  6734992 , date:  "2015-08-01 20:58:06" },
  { height:  587596 , difficulty:  6752650 , date:  "2015-08-01 20:58:10" },
  { height:  587597 , difficulty:  6756968 , date:  "2015-08-01 20:58:30" },
  { height:  587598 , difficulty:  6791650 , date:  "2015-08-01 20:58:40" },
  { height:  587599 , difficulty:  6793432 , date:  "2015-08-01 20:58:45" },
  { height:  587600 , difficulty:  6786244 , date:  "2015-08-01 20:58:54" },
  { height:  587601 , difficulty:  6803816 , date:  "2015-08-01 20:59:07" },
  { height:  587602 , difficulty:  6778398 , date:  "2015-08-01 21:02:28" },
  { height:  587603 , difficulty:  6777743 , date:  "2015-08-01 21:03:41" },
  { height:  587604 , difficulty:  6774507 , date:  "2015-08-01 21:04:11" },
  { height:  587605 , difficulty:  6766061 , date:  "2015-08-01 21:04:31" },
  { height:  587606 , difficulty:  6792278 , date:  "2015-08-01 21:05:47" },
  { height:  587607 , difficulty:  6793648 , date:  "2015-08-01 21:06:31" },
  { height:  587608 , difficulty:  6784048 , date:  "2015-08-01 21:06:40" },
  { height:  587609 , difficulty:  6786913 , date:  "2015-08-01 21:08:35" },
  { height:  587610 , difficulty:  6790833 , date:  "2015-08-01 21:09:24" },
  { height:  587611 , difficulty:  6796498 , date:  "2015-08-01 21:10:38" },
  { height:  587612 , difficulty:  6802368 , date:  "2015-08-01 21:13:52" },
  { height:  587613 , difficulty:  6803015 , date:  "2015-08-01 21:14:26" },
  { height:  587614 , difficulty:  6826066 , date:  "2015-08-01 21:15:59" },
  { height:  587615 , difficulty:  6788882 , date:  "2015-08-01 21:16:06" },
  { height:  587616 , difficulty:  6804065 , date:  "2015-08-01 21:22:56" },
  { height:  587617 , difficulty:  6807642 , date:  "2015-08-01 21:24:00" },
  { height:  587618 , difficulty:  6811073 , date:  "2015-08-01 21:24:20" },
  { height:  587619 , difficulty:  6810205 , date:  "2015-08-01 21:24:36" },
  { height:  587620 , difficulty:  6810855 , date:  "2015-08-01 21:24:44" },
  { height:  587621 , difficulty:  6818081 , date:  "2015-08-01 21:25:45" },
  { height:  587622 , difficulty:  6836302 , date:  "2015-08-01 21:26:36" },
  { height:  587623 , difficulty:  6835412 , date:  "2015-08-01 21:26:58" },
  { height:  587624 , difficulty:  6814130 , date:  "2015-08-01 21:27:56" },
  { height:  587625 , difficulty:  6844119 , date:  "2015-08-01 21:28:01" },
  { height:  587626 , difficulty:  6863688 , date:  "2015-08-01 21:29:21" },
  { height:  587627 , difficulty:  6863175 , date:  "2015-08-01 21:29:37" },
  { height:  587628 , difficulty:  6846583 , date:  "2015-08-01 21:30:08" },
  { height:  587629 , difficulty:  6832723 , date:  "2015-08-01 21:32:11" },
  { height:  587630 , difficulty:  6821974 , date:  "2015-08-01 21:32:43" },
  { height:  587631 , difficulty:  6813931 , date:  "2015-08-01 21:34:26" },
  { height:  587632 , difficulty:  6818778 , date:  "2015-08-01 21:35:14" },
  { height:  587633 , difficulty:  6812931 , date:  "2015-08-01 21:37:10" },
  { height:  587634 , difficulty:  6818986 , date:  "2015-08-01 21:38:26" },
  { height:  587635 , difficulty:  6812712 , date:  "2015-08-01 21:39:22" },
  { height:  587636 , difficulty:  6802033 , date:  "2015-08-01 21:40:32" },
  { height:  587637 , difficulty:  6805486 , date:  "2015-08-01 21:40:38" },
  { height:  587638 , difficulty:  6819964 , date:  "2015-08-01 21:40:47" },
  { height:  587639 , difficulty:  6820496 , date:  "2015-08-01 21:41:36" },
  { height:  587640 , difficulty:  6818987 , date:  "2015-08-01 21:43:00" },
  { height:  587641 , difficulty:  6829672 , date:  "2015-08-01 21:43:56" },
  { height:  587642 , difficulty:  6832746 , date:  "2015-08-01 21:44:45" },
  { height:  587643 , difficulty:  6831228 , date:  "2015-08-01 21:44:58" },
  { height:  587644 , difficulty:  6802766 , date:  "2015-08-01 21:45:14" },
  { height:  587645 , difficulty:  6804314 , date:  "2015-08-01 21:48:37" },
  { height:  587646 , difficulty:  6806907 , date:  "2015-08-01 21:50:25" },
  { height:  587647 , difficulty:  6828575 , date:  "2015-08-01 21:50:32" },
  { height:  587648 , difficulty:  6828071 , date:  "2015-08-01 21:51:08" },
  { height:  587649 , difficulty:  6834666 , date:  "2015-08-01 21:51:25" },
  { height:  587650 , difficulty:  6815640 , date:  "2015-08-01 21:52:13" },
  { height:  587651 , difficulty:  6825654 , date:  "2015-08-01 21:52:25" },
  { height:  587652 , difficulty:  6815124 , date:  "2015-08-01 21:53:30" },
  { height:  587653 , difficulty:  6817152 , date:  "2015-08-01 21:54:33" },
  { height:  587654 , difficulty:  6817652 , date:  "2015-08-01 21:54:47" },
  { height:  587655 , difficulty:  6822926 , date:  "2015-08-01 21:54:48" },
  { height:  587656 , difficulty:  6833804 , date:  "2015-08-01 21:55:08" },
  { height:  587657 , difficulty:  6834533 , date:  "2015-08-01 21:55:15" },
  { height:  587658 , difficulty:  6838922 , date:  "2015-08-01 21:55:25" },
  { height:  587659 , difficulty:  6888618 , date:  "2015-08-01 21:55:37" },
  { height:  587660 , difficulty:  6888951 , date:  "2015-08-01 21:55:53" },
  { height:  587661 , difficulty:  6903650 , date:  "2015-08-01 21:57:42" },
  { height:  587662 , difficulty:  6908887 , date:  "2015-08-01 21:57:52" },
  { height:  587663 , difficulty:  6908048 , date:  "2015-08-01 21:58:13" },
  { height:  587664 , difficulty:  6910984 , date:  "2015-08-01 21:58:52" },
  { height:  587665 , difficulty:  6937540 , date:  "2015-08-01 22:01:44" },
  { height:  587666 , difficulty:  6967217 , date:  "2015-08-01 22:03:52" },
  { height:  587667 , difficulty:  6962854 , date:  "2015-08-01 22:05:00" },
  { height:  587668 , difficulty:  6966329 , date:  "2015-08-01 22:05:07" },
  { height:  587669 , difficulty:  6985608 , date:  "2015-08-01 22:05:09" },
  { height:  587670 , difficulty:  7003602 , date:  "2015-08-01 22:06:36" },
  { height:  587671 , difficulty:  6986995 , date:  "2015-08-01 22:07:40" },
  { height:  587672 , difficulty:  6998915 , date:  "2015-08-01 22:08:12" },
  { height:  587673 , difficulty:  6997680 , date:  "2015-08-01 22:08:22" },
  { height:  587674 , difficulty:  7003742 , date:  "2015-08-01 22:09:52" },
  { height:  587675 , difficulty:  7014352 , date:  "2015-08-01 22:10:27" },
  { height:  587676 , difficulty:  7016124 , date:  "2015-08-01 22:11:28" },
  { height:  587677 , difficulty:  7021329 , date:  "2015-08-01 22:14:09" },
  { height:  587678 , difficulty:  6979690 , date:  "2015-08-01 22:14:10" },
  { height:  587679 , difficulty:  6978485 , date:  "2015-08-01 22:14:58" },
  { height:  587680 , difficulty:  7004044 , date:  "2015-08-01 22:15:08" },
  { height:  587681 , difficulty:  7009087 , date:  "2015-08-01 22:17:01" },
  { height:  587682 , difficulty:  6995897 , date:  "2015-08-01 22:18:31" },
  { height:  587683 , difficulty:  6991990 , date:  "2015-08-01 22:19:00" },
  { height:  587684 , difficulty:  7002634 , date:  "2015-08-01 22:19:35" },
  { height:  587685 , difficulty:  6980007 , date:  "2015-08-01 22:20:51" },
  { height:  587686 , difficulty:  6981413 , date:  "2015-08-01 22:21:25" },
  { height:  587687 , difficulty:  6976317 , date:  "2015-08-01 22:23:01" },
  { height:  587688 , difficulty:  6940583 , date:  "2015-08-01 22:23:33" },
  { height:  587689 , difficulty:  6937329 , date:  "2015-08-01 22:23:38" },
  { height:  587690 , difficulty:  6944517 , date:  "2015-08-01 22:26:31" },
  { height:  587691 , difficulty:  6950303 , date:  "2015-08-01 22:26:54" },
  { height:  587692 , difficulty:  6871803 , date:  "2015-08-01 22:28:03" },
  { height:  587693 , difficulty:  6872783 , date:  "2015-08-01 22:31:04" },
  { height:  587694 , difficulty:  6890657 , date:  "2015-08-01 22:31:10" },
  { height:  587695 , difficulty:  6900314 , date:  "2015-08-01 22:32:50" },
  { height:  587696 , difficulty:  6904510 , date:  "2015-08-01 22:33:46" },
  { height:  587697 , difficulty:  6898470 , date:  "2015-08-01 22:35:22" },
  { height:  587698 , difficulty:  6892930 , date:  "2015-08-01 22:36:10" },
  { height:  587699 , difficulty:  6895838 , date:  "2015-08-01 22:36:15" },
  { height:  587700 , difficulty:  6891101 , date:  "2015-08-01 22:36:57" },
  { height:  587701 , difficulty:  6900337 , date:  "2015-08-01 22:39:41" },
  { height:  587702 , difficulty:  6885953 , date:  "2015-08-01 22:40:49" },
  { height:  587703 , difficulty:  6886969 , date:  "2015-08-01 22:41:06" },
  { height:  587704 , difficulty:  6904638 , date:  "2015-08-01 22:41:17" },
  { height:  587705 , difficulty:  6899696 , date:  "2015-08-01 22:43:38" },
  { height:  587706 , difficulty:  6896915 , date:  "2015-08-01 22:43:51" },
  { height:  587707 , difficulty:  6880434 , date:  "2015-08-01 22:43:57" },
  { height:  587708 , difficulty:  6878682 , date:  "2015-08-01 22:44:10" },
  { height:  587709 , difficulty:  6862737 , date:  "2015-08-01 22:44:49" },
  { height:  587710 , difficulty:  6858633 , date:  "2015-08-01 22:45:44" },
  { height:  587711 , difficulty:  6853456 , date:  "2015-08-01 22:46:00" },
  { height:  587712 , difficulty:  6845917 , date:  "2015-08-01 22:46:17" },
  { height:  587713 , difficulty:  6868278 , date:  "2015-08-01 22:51:36" },
  { height:  587714 , difficulty:  6883057 , date:  "2015-08-01 22:51:52" },
  { height:  587715 , difficulty:  6886387 , date:  "2015-08-01 22:54:42" },
  { height:  587716 , difficulty:  6930058 , date:  "2015-08-01 22:55:11" },
  { height:  587717 , difficulty:  6921675 , date:  "2015-08-01 22:55:51" },
  { height:  587718 , difficulty:  6916136 , date:  "2015-08-01 22:55:56" },
  { height:  587719 , difficulty:  6975994 , date:  "2015-08-01 22:56:52" },
  { height:  587720 , difficulty:  6980427 , date:  "2015-08-01 22:57:30" },
  { height:  587721 , difficulty:  6940253 , date:  "2015-08-01 23:00:13" },
  { height:  587722 , difficulty:  6964357 , date:  "2015-08-01 23:00:56" },
  { height:  587723 , difficulty:  6978666 , date:  "2015-08-01 23:01:13" },
  { height:  587724 , difficulty:  6982620 , date:  "2015-08-01 23:03:12" },
  { height:  587725 , difficulty:  6981515 , date:  "2015-08-01 23:05:23" },
  { height:  587726 , difficulty:  7010727 , date:  "2015-08-01 23:05:26" },
  { height:  587727 , difficulty:  7030113 , date:  "2015-08-01 23:05:34" },
  { height:  587728 , difficulty:  7018909 , date:  "2015-08-01 23:07:19" },
  { height:  587729 , difficulty:  7016889 , date:  "2015-08-01 23:07:29" },
  { height:  587730 , difficulty:  7021224 , date:  "2015-08-01 23:07:51" },
  { height:  587731 , difficulty:  7031154 , date:  "2015-08-01 23:08:44" },
  { height:  587732 , difficulty:  7048058 , date:  "2015-08-01 23:09:53" },
  { height:  587733 , difficulty:  7063239 , date:  "2015-08-01 23:09:56" },
  { height:  587734 , difficulty:  7064482 , date:  "2015-08-01 23:10:09" },
  { height:  587735 , difficulty:  7069489 , date:  "2015-08-01 23:10:42" },
  { height:  587736 , difficulty:  7090334 , date:  "2015-08-01 23:11:27" },
  { height:  587737 , difficulty:  7075039 , date:  "2015-08-01 23:11:31" },
  { height:  587738 , difficulty:  7097052 , date:  "2015-08-01 23:11:36" },
  { height:  587739 , difficulty:  7100457 , date:  "2015-08-01 23:12:10" },
  { height:  587740 , difficulty:  7104319 , date:  "2015-08-01 23:13:53" },
  { height:  587741 , difficulty:  7070452 , date:  "2015-08-01 23:15:31" },
  { height:  587742 , difficulty:  7054414 , date:  "2015-08-01 23:15:40" },
  { height:  587743 , difficulty:  7042905 , date:  "2015-08-01 23:15:53" },
  { height:  587744 , difficulty:  7051510 , date:  "2015-08-01 23:16:14" },
  { height:  587745 , difficulty:  7074717 , date:  "2015-08-01 23:19:05" },
  { height:  587746 , difficulty:  7061634 , date:  "2015-08-01 23:19:06" },
  { height:  587747 , difficulty:  7052172 , date:  "2015-08-01 23:20:29" },
  { height:  587748 , difficulty:  7049682 , date:  "2015-08-01 23:21:08" },
  { height:  587749 , difficulty:  7051177 , date:  "2015-08-01 23:21:49" },
  { height:  587750 , difficulty:  7066539 , date:  "2015-08-01 23:21:52" },
  { height:  587751 , difficulty:  7062470 , date:  "2015-08-01 23:22:12" },
  { height:  587752 , difficulty:  7070936 , date:  "2015-08-01 23:24:09" },
  { height:  587753 , difficulty:  7054116 , date:  "2015-08-01 23:25:58" },
  { height:  587754 , difficulty:  7061122 , date:  "2015-08-01 23:26:36" },
  { height:  587755 , difficulty:  7092167 , date:  "2015-08-01 23:28:04" },
  { height:  587756 , difficulty:  7111072 , date:  "2015-08-01 23:28:22" },
  { height:  587757 , difficulty:  7113021 , date:  "2015-08-01 23:30:17" },
  { height:  587758 , difficulty:  7111980 , date:  "2015-08-01 23:30:37" },
  { height:  587759 , difficulty:  7109111 , date:  "2015-08-01 23:31:28" },
  { height:  587760 , difficulty:  7121208 , date:  "2015-08-01 23:31:31" },
  { height:  587761 , difficulty:  7126206 , date:  "2015-08-01 23:32:32" },
  { height:  587762 , difficulty:  7121457 , date:  "2015-08-01 23:32:45" },
  { height:  587763 , difficulty:  7115748 , date:  "2015-08-01 23:33:17" },
  { height:  587764 , difficulty:  7119478 , date:  "2015-08-01 23:33:20" },
  { height:  587765 , difficulty:  7122956 , date:  "2015-08-01 23:35:59" },
  { height:  587766 , difficulty:  7138483 , date:  "2015-08-01 23:36:08" },
  { height:  587767 , difficulty:  7136979 , date:  "2015-08-01 23:36:30" },
  { height:  587768 , difficulty:  7128987 , date:  "2015-08-01 23:36:31" },
  { height:  587769 , difficulty:  7097606 , date:  "2015-08-01 23:36:58" },
  { height:  587770 , difficulty:  7104803 , date:  "2015-08-01 23:37:24" },
  { height:  587771 , difficulty:  7086443 , date:  "2015-08-01 23:40:24" },
  { height:  587772 , difficulty:  7123115 , date:  "2015-08-01 23:41:37" },
  { height:  587773 , difficulty:  7105333 , date:  "2015-08-01 23:42:59" },
  { height:  587774 , difficulty:  7101476 , date:  "2015-08-01 23:43:35" },
  { height:  587775 , difficulty:  7108174 , date:  "2015-08-01 23:43:56" },
  { height:  587776 , difficulty:  7105824 , date:  "2015-08-01 23:44:02" },
  { height:  587777 , difficulty:  7088936 , date:  "2015-08-01 23:46:36" },
  { height:  587778 , difficulty:  7076310 , date:  "2015-08-01 23:47:41" },
  { height:  587779 , difficulty:  7077492 , date:  "2015-08-01 23:47:46" },
  { height:  587780 , difficulty:  7099942 , date:  "2015-08-01 23:48:32" },
  { height:  587781 , difficulty:  7079911 , date:  "2015-08-01 23:50:05" },
  { height:  587782 , difficulty:  7081527 , date:  "2015-08-01 23:50:21" },
  { height:  587783 , difficulty:  7087314 , date:  "2015-08-01 23:50:39" },
  { height:  587784 , difficulty:  7111905 , date:  "2015-08-01 23:51:04" },
  { height:  587785 , difficulty:  7120802 , date:  "2015-08-01 23:51:21" },
  { height:  587786 , difficulty:  7110382 , date:  "2015-08-01 23:52:13" },
  { height:  587787 , difficulty:  7137713 , date:  "2015-08-01 23:53:23" },
  { height:  587788 , difficulty:  7137125 , date:  "2015-08-01 23:54:23" },
  { height:  587789 , difficulty:  7107612 , date:  "2015-08-01 23:54:29" },
  { height:  587790 , difficulty:  7167168 , date:  "2015-08-01 23:56:00" },
  { height:  587791 , difficulty:  7142845 , date:  "2015-08-01 23:56:04" },
  { height:  587792 , difficulty:  7162203 , date:  "2015-08-01 23:57:23" },
  { height:  587793 , difficulty:  7176087 , date:  "2015-08-01 23:57:26" },
  { height:  587794 , difficulty:  7189534 , date:  "2015-08-02 00:03:21" },
  { height:  587795 , difficulty:  7197729 , date:  "2015-08-02 00:03:58" },
  { height:  587796 , difficulty:  7192406 , date:  "2015-08-02 00:04:29" },
  { height:  587797 , difficulty:  7172875 , date:  "2015-08-02 00:04:48" },
  { height:  587798 , difficulty:  7175263 , date:  "2015-08-02 00:08:32" },
  { height:  587799 , difficulty:  7177465 , date:  "2015-08-02 00:08:46" },
  { height:  587800 , difficulty:  7165368 , date:  "2015-08-02 00:09:19" },
  { height:  587801 , difficulty:  7144276 , date:  "2015-08-02 00:12:51" },
  { height:  587802 , difficulty:  7146531 , date:  "2015-08-02 00:13:46" },
  { height:  587803 , difficulty:  7160582 , date:  "2015-08-02 00:15:45" },
  { height:  587804 , difficulty:  7140981 , date:  "2015-08-02 00:15:47" },
  { height:  587805 , difficulty:  7159952 , date:  "2015-08-02 00:16:04" },
  { height:  587806 , difficulty:  7162252 , date:  "2015-08-02 00:19:09" },
  { height:  587807 , difficulty:  7172499 , date:  "2015-08-02 00:19:49" },
  { height:  587808 , difficulty:  7169857 , date:  "2015-08-02 00:19:57" },
  { height:  587809 , difficulty:  7212340 , date:  "2015-08-02 00:20:24" },
  { height:  587810 , difficulty:  7213313 , date:  "2015-08-02 00:21:26" },
  { height:  587811 , difficulty:  7219551 , date:  "2015-08-02 00:21:29" },
  { height:  587812 , difficulty:  7218745 , date:  "2015-08-02 00:23:33" },
  { height:  587813 , difficulty:  7264942 , date:  "2015-08-02 00:24:18" },
  { height:  587814 , difficulty:  7266923 , date:  "2015-08-02 00:26:36" },
  { height:  587815 , difficulty:  7285672 , date:  "2015-08-02 00:26:59" },
  { height:  587816 , difficulty:  7276029 , date:  "2015-08-02 00:28:05" },
  { height:  587817 , difficulty:  7285418 , date:  "2015-08-02 00:28:22" },
  { height:  587818 , difficulty:  7290837 , date:  "2015-08-02 00:31:27" },
  { height:  587819 , difficulty:  7296211 , date:  "2015-08-02 00:32:19" },
  { height:  587820 , difficulty:  7313562 , date:  "2015-08-02 00:34:33" },
  { height:  587821 , difficulty:  7289018 , date:  "2015-08-02 00:34:47" },
  { height:  587822 , difficulty:  7316774 , date:  "2015-08-02 00:36:03" },
  { height:  587823 , difficulty:  7338085 , date:  "2015-08-02 00:40:28" },
  { height:  587824 , difficulty:  7344336 , date:  "2015-08-02 00:40:52" },
  { height:  587825 , difficulty:  7337833 , date:  "2015-08-02 00:42:06" },
  { height:  587826 , difficulty:  7364046 , date:  "2015-08-02 00:42:14" },
  { height:  587827 , difficulty:  7363463 , date:  "2015-08-02 00:42:19" },
  { height:  587828 , difficulty:  7338557 , date:  "2015-08-02 00:42:27" },
  { height:  587829 , difficulty:  7342686 , date:  "2015-08-02 00:46:07" },
  { height:  587830 , difficulty:  7340466 , date:  "2015-08-02 00:47:57" },
  { height:  587831 , difficulty:  7365051 , date:  "2015-08-02 00:48:01" },
  { height:  587832 , difficulty:  7387213 , date:  "2015-08-02 00:48:04" },
  { height:  587833 , difficulty:  7366090 , date:  "2015-08-02 00:48:51" },
  { height:  587834 , difficulty:  7363999 , date:  "2015-08-02 00:50:46" },
  { height:  587835 , difficulty:  7355500 , date:  "2015-08-02 00:50:59" },
  { height:  587836 , difficulty:  7379191 , date:  "2015-08-02 00:51:15" },
  { height:  587837 , difficulty:  7390867 , date:  "2015-08-02 00:52:24" },
  { height:  587838 , difficulty:  7393963 , date:  "2015-08-02 00:53:03" },
  { height:  587839 , difficulty:  7446555 , date:  "2015-08-02 00:55:15" },
  { height:  587840 , difficulty:  7454533 , date:  "2015-08-02 00:55:20" },
  { height:  587841 , difficulty:  7429351 , date:  "2015-08-02 00:56:27" },
  { height:  587842 , difficulty:  7430352 , date:  "2015-08-02 00:59:04" },
  { height:  587843 , difficulty:  7476834 , date:  "2015-08-02 00:59:18" },
  { height:  587844 , difficulty:  7479930 , date:  "2015-08-02 01:00:27" },
  { height:  587845 , difficulty:  7508156 , date:  "2015-08-02 01:01:06" },
  { height:  587846 , difficulty:  7505819 , date:  "2015-08-02 01:03:50" },
  { height:  587847 , difficulty:  7465639 , date:  "2015-08-02 01:03:56" },
  { height:  587848 , difficulty:  7452285 , date:  "2015-08-02 01:05:09" },
  { height:  587849 , difficulty:  7458209 , date:  "2015-08-02 01:05:20" },
  { height:  587850 , difficulty:  7462196 , date:  "2015-08-02 01:05:37" },
  { height:  587851 , difficulty:  7465466 , date:  "2015-08-02 01:06:17" },
  { height:  587852 , difficulty:  7473319 , date:  "2015-08-02 01:07:25" },
  { height:  587853 , difficulty:  7453327 , date:  "2015-08-02 01:08:47" },
  { height:  587854 , difficulty:  7479232 , date:  "2015-08-02 01:09:27" },
  { height:  587855 , difficulty:  7481409 , date:  "2015-08-02 01:09:48" },
  { height:  587856 , difficulty:  7482932 , date:  "2015-08-02 01:12:12" },
  { height:  587857 , difficulty:  7640928 , date:  "2015-08-02 01:19:56" },
  { height:  587858 , difficulty:  7660450 , date:  "2015-08-02 01:20:27" },
  { height:  587859 , difficulty:  7670342 , date:  "2015-08-02 01:21:54" },
  { height:  587860 , difficulty:  7680852 , date:  "2015-08-02 01:22:43" },
  { height:  587861 , difficulty:  7679390 , date:  "2015-08-02 01:23:43" },
  { height:  587862 , difficulty:  7679665 , date:  "2015-08-02 01:26:40" },
  { height:  587863 , difficulty:  7676191 , date:  "2015-08-02 01:26:58" },
  { height:  587864 , difficulty:  7690593 , date:  "2015-08-02 01:30:42" },
  { height:  587865 , difficulty:  7736754 , date:  "2015-08-02 01:30:48" },
  { height:  587866 , difficulty:  7729019 , date:  "2015-08-02 01:30:50" },
  { height:  587867 , difficulty:  7735215 , date:  "2015-08-02 01:32:33" },
  { height:  587868 , difficulty:  7737606 , date:  "2015-08-02 01:32:40" },
  { height:  587869 , difficulty:  7740799 , date:  "2015-08-02 01:37:40" },
  { height:  587870 , difficulty:  7679039 , date:  "2015-08-02 01:38:29" },
  { height:  587871 , difficulty:  7678927 , date:  "2015-08-02 01:39:46" },
  { height:  587872 , difficulty:  7678796 , date:  "2015-08-02 01:41:24" },
  { height:  587873 , difficulty:  7711788 , date:  "2015-08-02 01:41:30" },
  { height:  587874 , difficulty:  7664147 , date:  "2015-08-02 01:43:16" },
  { height:  587875 , difficulty:  7685768 , date:  "2015-08-02 01:43:34" },
  { height:  587876 , difficulty:  7684735 , date:  "2015-08-02 01:46:42" },
  { height:  587877 , difficulty:  7635620 , date:  "2015-08-02 01:46:47" },
  { height:  587878 , difficulty:  7639088 , date:  "2015-08-02 01:47:05" },
  { height:  587879 , difficulty:  7613014 , date:  "2015-08-02 01:48:09" },
  { height:  587880 , difficulty:  7619924 , date:  "2015-08-02 01:49:36" },
  { height:  587881 , difficulty:  7619901 , date:  "2015-08-02 01:50:30" },
  { height:  587882 , difficulty:  7576898 , date:  "2015-08-02 01:51:11" },
  { height:  587883 , difficulty:  7610145 , date:  "2015-08-02 01:52:21" },
  { height:  587884 , difficulty:  7610889 , date:  "2015-08-02 01:53:25" },
  { height:  587885 , difficulty:  7610034 , date:  "2015-08-02 01:53:33" },
  { height:  587886 , difficulty:  7626603 , date:  "2015-08-02 01:54:54" },
  { height:  587887 , difficulty:  7635196 , date:  "2015-08-02 01:55:36" },
  { height:  587888 , difficulty:  7613057 , date:  "2015-08-02 01:56:40" },
  { height:  587889 , difficulty:  7606822 , date:  "2015-08-02 01:57:24" },
  { height:  587890 , difficulty:  7606781 , date:  "2015-08-02 01:58:00" },
  { height:  587891 , difficulty:  7608783 , date:  "2015-08-02 01:59:23" },
  { height:  587892 , difficulty:  7609489 , date:  "2015-08-02 01:59:45" },
  { height:  587893 , difficulty:  7611987 , date:  "2015-08-02 02:00:37" },
  { height:  587894 , difficulty:  7581592 , date:  "2015-08-02 02:01:03" },
  { height:  587895 , difficulty:  7610539 , date:  "2015-08-02 02:01:18" },
  { height:  587896 , difficulty:  7591539 , date:  "2015-08-02 02:02:36" },
  { height:  587897 , difficulty:  7628987 , date:  "2015-08-02 02:03:29" },
  { height:  587898 , difficulty:  7614637 , date:  "2015-08-02 02:04:22" },
  { height:  587899 , difficulty:  7553029 , date:  "2015-08-02 02:04:47" },
  { height:  587900 , difficulty:  7551982 , date:  "2015-08-02 02:06:27" },
  { height:  587901 , difficulty:  7544103 , date:  "2015-08-02 02:07:04" },
  { height:  587902 , difficulty:  7583922 , date:  "2015-08-02 02:09:14" },
  { height:  587903 , difficulty:  7590274 , date:  "2015-08-02 02:09:52" },
  { height:  587904 , difficulty:  7607925 , date:  "2015-08-02 02:13:58" },
  { height:  587905 , difficulty:  7557574 , date:  "2015-08-02 02:14:15" },
  { height:  587906 , difficulty:  7588315 , date:  "2015-08-02 02:15:14" },
  { height:  587907 , difficulty:  7607034 , date:  "2015-08-02 02:15:41" },
  { height:  587908 , difficulty:  7616499 , date:  "2015-08-02 02:16:07" },
  { height:  587909 , difficulty:  7608118 , date:  "2015-08-02 02:16:23" },
  { height:  587910 , difficulty:  7593364 , date:  "2015-08-02 02:18:21" },
  { height:  587911 , difficulty:  7597764 , date:  "2015-08-02 02:18:34" },
  { height:  587912 , difficulty:  7598297 , date:  "2015-08-02 02:19:44" },
  { height:  587913 , difficulty:  7586621 , date:  "2015-08-02 02:20:25" },
  { height:  587914 , difficulty:  7594019 , date:  "2015-08-02 02:20:38" },
  { height:  587915 , difficulty:  7575657 , date:  "2015-08-02 02:20:55" },
  { height:  587916 , difficulty:  7584348 , date:  "2015-08-02 02:21:34" },
  { height:  587917 , difficulty:  7574923 , date:  "2015-08-02 02:21:35" },
  { height:  587918 , difficulty:  7546125 , date:  "2015-08-02 02:22:17" },
  { height:  587919 , difficulty:  7554829 , date:  "2015-08-02 02:23:38" },
  { height:  587920 , difficulty:  7599618 , date:  "2015-08-02 02:25:26" },
  { height:  587921 , difficulty:  7593804 , date:  "2015-08-02 02:25:29" },
  { height:  587922 , difficulty:  7571197 , date:  "2015-08-02 02:28:15" },
  { height:  587923 , difficulty:  7574563 , date:  "2015-08-02 02:33:56" },
  { height:  587924 , difficulty:  7589322 , date:  "2015-08-02 02:34:22" },
  { height:  587925 , difficulty:  7591451 , date:  "2015-08-02 02:35:38" },
  { height:  587926 , difficulty:  7591872 , date:  "2015-08-02 02:37:20" },
  { height:  587927 , difficulty:  7603776 , date:  "2015-08-02 02:37:23" },
  { height:  587928 , difficulty:  7620612 , date:  "2015-08-02 02:37:53" },
  { height:  587929 , difficulty:  7621987 , date:  "2015-08-02 02:38:00" },
  { height:  587930 , difficulty:  7667863 , date:  "2015-08-02 02:38:35" },
  { height:  587931 , difficulty:  7692205 , date:  "2015-08-02 02:41:53" },
  { height:  587932 , difficulty:  7659803 , date:  "2015-08-02 02:44:26" },
  { height:  587933 , difficulty:  7574868 , date:  "2015-08-02 02:44:34" },
  { height:  587934 , difficulty:  7576628 , date:  "2015-08-02 02:44:57" },
  { height:  587935 , difficulty:  7572346 , date:  "2015-08-02 02:46:38" },
  { height:  587936 , difficulty:  7575350 , date:  "2015-08-02 02:46:57" },
  { height:  587937 , difficulty:  7607397 , date:  "2015-08-02 02:47:14" },
  { height:  587938 , difficulty:  7568394 , date:  "2015-08-02 02:48:02" },
  { height:  587939 , difficulty:  7580961 , date:  "2015-08-02 02:48:25" },
  { height:  587940 , difficulty:  7542089 , date:  "2015-08-02 02:51:19" },
  { height:  587941 , difficulty:  7557862 , date:  "2015-08-02 02:51:43" },
  { height:  587942 , difficulty:  7561852 , date:  "2015-08-02 02:52:14" },
  { height:  587943 , difficulty:  7549073 , date:  "2015-08-02 02:52:33" },
  { height:  587944 , difficulty:  7589390 , date:  "2015-08-02 02:52:34" },
  { height:  587945 , difficulty:  7528683 , date:  "2015-08-02 02:53:58" },
  { height:  587946 , difficulty:  7527790 , date:  "2015-08-02 02:54:05" },
  { height:  587947 , difficulty:  7523080 , date:  "2015-08-02 02:59:40" },
  { height:  587948 , difficulty:  7534673 , date:  "2015-08-02 02:59:46" },
  { height:  587949 , difficulty:  7538510 , date:  "2015-08-02 03:00:23" },
  { height:  587950 , difficulty:  7519246 , date:  "2015-08-02 03:00:59" },
  { height:  587951 , difficulty:  7531321 , date:  "2015-08-02 03:01:23" },
  { height:  587952 , difficulty:  7497750 , date:  "2015-08-02 03:01:45" },
  { height:  587953 , difficulty:  7520607 , date:  "2015-08-02 03:01:51" },
  { height:  587954 , difficulty:  7519871 , date:  "2015-08-02 03:02:13" },
  { height:  587955 , difficulty:  7511532 , date:  "2015-08-02 03:02:30" },
  { height:  587956 , difficulty:  7506031 , date:  "2015-08-02 03:02:39" },
  { height:  587957 , difficulty:  7496785 , date:  "2015-08-02 03:03:44" },
  { height:  587958 , difficulty:  7508806 , date:  "2015-08-02 03:04:26" },
  { height:  587959 , difficulty:  7504507 , date:  "2015-08-02 03:05:45" },
  { height:  587960 , difficulty:  7511235 , date:  "2015-08-02 03:06:03" },
  { height:  587961 , difficulty:  7513246 , date:  "2015-08-02 03:06:06" },
  { height:  587962 , difficulty:  7523319 , date:  "2015-08-02 03:06:13" },
  { height:  587963 , difficulty:  7535995 , date:  "2015-08-02 03:07:28" },
  { height:  587964 , difficulty:  7525975 , date:  "2015-08-02 03:07:42" },
  { height:  587965 , difficulty:  7519214 , date:  "2015-08-02 03:08:06" },
  { height:  587966 , difficulty:  7567763 , date:  "2015-08-02 03:08:15" },
  { height:  587967 , difficulty:  7573764 , date:  "2015-08-02 03:08:18" },
  { height:  587968 , difficulty:  7573087 , date:  "2015-08-02 03:08:44" },
  { height:  587969 , difficulty:  7617409 , date:  "2015-08-02 03:09:39" },
  { height:  587970 , difficulty:  7620472 , date:  "2015-08-02 03:10:20" },
  { height:  587971 , difficulty:  7630153 , date:  "2015-08-02 03:10:22" },
  { height:  587972 , difficulty:  7624127 , date:  "2015-08-02 03:12:32" },
  { height:  587973 , difficulty:  7641378 , date:  "2015-08-02 03:12:34" },
  { height:  587974 , difficulty:  7641677 , date:  "2015-08-02 03:12:40" },
  { height:  587975 , difficulty:  7646936 , date:  "2015-08-02 03:14:53" },
  { height:  587976 , difficulty:  7631621 , date:  "2015-08-02 03:15:20" },
  { height:  587977 , difficulty:  7629590 , date:  "2015-08-02 03:22:21" },
  { height:  587978 , difficulty:  7610376 , date:  "2015-08-02 03:22:28" },
  { height:  587979 , difficulty:  7607273 , date:  "2015-08-02 03:26:09" },
  { height:  587980 , difficulty:  7575666 , date:  "2015-08-02 03:26:16" },
  { height:  587981 , difficulty:  7581526 , date:  "2015-08-02 03:29:23" },
  { height:  587982 , difficulty:  7594891 , date:  "2015-08-02 03:29:45" },
  { height:  587983 , difficulty:  7598077 , date:  "2015-08-02 03:31:06" },
  { height:  587984 , difficulty:  7600567 , date:  "2015-08-02 03:31:13" },
  { height:  587985 , difficulty:  7638938 , date:  "2015-08-02 03:31:55" },
  { height:  587986 , difficulty:  7613814 , date:  "2015-08-02 03:35:05" },
  { height:  587987 , difficulty:  7614335 , date:  "2015-08-02 03:35:06" },
  { height:  587988 , difficulty:  7610561 , date:  "2015-08-02 03:39:17" },
  { height:  587989 , difficulty:  7618197 , date:  "2015-08-02 03:39:21" },
  { height:  587990 , difficulty:  7622027 , date:  "2015-08-02 03:39:32" },
  { height:  587991 , difficulty:  7624625 , date:  "2015-08-02 03:40:03" },
  { height:  587992 , difficulty:  7628667 , date:  "2015-08-02 03:40:55" },
  { height:  587993 , difficulty:  7639115 , date:  "2015-08-02 03:41:05" },
  { height:  587994 , difficulty:  7658188 , date:  "2015-08-02 03:43:09" },
  { height:  587995 , difficulty:  7661899 , date:  "2015-08-02 03:43:14" },
  { height:  587996 , difficulty:  7639576 , date:  "2015-08-02 03:43:26" },
  { height:  587997 , difficulty:  7643423 , date:  "2015-08-02 03:43:37" },
  { height:  587998 , difficulty:  7624216 , date:  "2015-08-02 03:43:59" },
  { height:  587999 , difficulty:  7615080 , date:  "2015-08-02 03:44:55" },
  { height:  588000 , difficulty:  7616245 , date:  "2015-08-02 03:45:53" },
  { height:  588001 , difficulty:  7608097 , date:  "2015-08-02 03:47:17" },
  { height:  588002 , difficulty:  7590280 , date:  "2015-08-02 03:49:17" },
  { height:  588003 , difficulty:  7617194 , date:  "2015-08-02 03:49:43" },
  { height:  588004 , difficulty:  7614540 , date:  "2015-08-02 03:50:10" },
  { height:  588005 , difficulty:  7616892 , date:  "2015-08-02 03:57:08" },
  { height:  588006 , difficulty:  7626754 , date:  "2015-08-02 03:58:00" },
  { height:  588007 , difficulty:  7604191 , date:  "2015-08-02 04:01:14" },
  { height:  588008 , difficulty:  7585223 , date:  "2015-08-02 04:01:55" },
  { height:  588009 , difficulty:  7595776 , date:  "2015-08-02 04:02:27" },
  { height:  588010 , difficulty:  7593617 , date:  "2015-08-02 04:03:12" },
  { height:  588011 , difficulty:  7579451 , date:  "2015-08-02 04:03:20" },
  { height:  588012 , difficulty:  7611588 , date:  "2015-08-02 04:05:48" },
  { height:  588013 , difficulty:  7619397 , date:  "2015-08-02 04:06:36" },
  { height:  588014 , difficulty:  7618558 , date:  "2015-08-02 04:07:02" },
  { height:  588015 , difficulty:  7636001 , date:  "2015-08-02 04:07:33" },
  { height:  588016 , difficulty:  7598511 , date:  "2015-08-02 04:08:41" },
  { height:  588017 , difficulty:  7632631 , date:  "2015-08-02 04:09:47" },
  { height:  588018 , difficulty:  7664880 , date:  "2015-08-02 04:09:56" },
  { height:  588019 , difficulty:  7674275 , date:  "2015-08-02 04:12:08" },
  { height:  588020 , difficulty:  7680679 , date:  "2015-08-02 04:12:30" },
  { height:  588021 , difficulty:  7668769 , date:  "2015-08-02 04:13:03" },
  { height:  588022 , difficulty:  7672660 , date:  "2015-08-02 04:14:34" },
  { height:  588023 , difficulty:  7601385 , date:  "2015-08-02 04:14:54" },
  { height:  588024 , difficulty:  7604279 , date:  "2015-08-02 04:15:34" },
  { height:  588025 , difficulty:  7612815 , date:  "2015-08-02 04:15:44" },
  { height:  588026 , difficulty:  7626018 , date:  "2015-08-02 04:16:02" },
  { height:  588027 , difficulty:  7628404 , date:  "2015-08-02 04:16:23" },
  { height:  588028 , difficulty:  7632546 , date:  "2015-08-02 04:16:30" },
  { height:  588029 , difficulty:  7640040 , date:  "2015-08-02 04:19:26" },
  { height:  588030 , difficulty:  7640201 , date:  "2015-08-02 04:22:36" },
  { height:  588031 , difficulty:  7669282 , date:  "2015-08-02 04:24:27" },
  { height:  588032 , difficulty:  7680790 , date:  "2015-08-02 04:24:49" },
  { height:  588033 , difficulty:  7670340 , date:  "2015-08-02 04:25:14" },
  { height:  588034 , difficulty:  7664475 , date:  "2015-08-02 04:27:12" },
  { height:  588035 , difficulty:  7673351 , date:  "2015-08-02 04:28:28" },
  { height:  588036 , difficulty:  7672250 , date:  "2015-08-02 04:29:03" },
  { height:  588037 , difficulty:  7688286 , date:  "2015-08-02 04:31:11" },
  { height:  588038 , difficulty:  7725344 , date:  "2015-08-02 04:31:39" },
  { height:  588039 , difficulty:  7721883 , date:  "2015-08-02 04:32:23" },
  { height:  588040 , difficulty:  7732122 , date:  "2015-08-02 04:33:08" },
  { height:  588041 , difficulty:  7750110 , date:  "2015-08-02 04:33:25" },
  { height:  588042 , difficulty:  7753744 , date:  "2015-08-02 04:33:56" },
  { height:  588043 , difficulty:  7765402 , date:  "2015-08-02 04:34:45" },
  { height:  588044 , difficulty:  7763215 , date:  "2015-08-02 04:36:39" },
  { height:  588045 , difficulty:  7758751 , date:  "2015-08-02 04:36:47" },
  { height:  588046 , difficulty:  7754788 , date:  "2015-08-02 04:37:36" },
  { height:  588047 , difficulty:  7762228 , date:  "2015-08-02 04:37:53" },
  { height:  588048 , difficulty:  7736501 , date:  "2015-08-02 04:38:26" },
  { height:  588049 , difficulty:  7740258 , date:  "2015-08-02 04:38:48" },
  { height:  588050 , difficulty:  7744024 , date:  "2015-08-02 04:41:11" },
  { height:  588051 , difficulty:  7724233 , date:  "2015-08-02 04:41:17" },
  { height:  588052 , difficulty:  7721501 , date:  "2015-08-02 04:42:28" },
  { height:  588053 , difficulty:  7627042 , date:  "2015-08-02 04:44:23" },
  { height:  588054 , difficulty:  7659756 , date:  "2015-08-02 04:44:24" },
  { height:  588055 , difficulty:  7612336 , date:  "2015-08-02 04:45:32" },
  { height:  588056 , difficulty:  7614711 , date:  "2015-08-02 04:48:32" },
  { height:  588057 , difficulty:  7587199 , date:  "2015-08-02 04:49:02" },
  { height:  588058 , difficulty:  7587062 , date:  "2015-08-02 04:49:13" },
  { height:  588059 , difficulty:  7576328 , date:  "2015-08-02 04:50:26" },
  { height:  588060 , difficulty:  7586322 , date:  "2015-08-02 04:50:52" },
  { height:  588061 , difficulty:  7580946 , date:  "2015-08-02 04:50:54" },
  { height:  588062 , difficulty:  7555791 , date:  "2015-08-02 04:51:19" },
  { height:  588063 , difficulty:  7559970 , date:  "2015-08-02 04:51:48" },
  { height:  588064 , difficulty:  7518886 , date:  "2015-08-02 04:51:57" },
  { height:  588065 , difficulty:  7528489 , date:  "2015-08-02 04:53:04" },
  { height:  588066 , difficulty:  7537889 , date:  "2015-08-02 04:53:05" },
  { height:  588067 , difficulty:  7535262 , date:  "2015-08-02 04:54:48" },
  { height:  588068 , difficulty:  7528532 , date:  "2015-08-02 04:54:50" },
  { height:  588069 , difficulty:  7534738 , date:  "2015-08-02 04:54:57" },
  { height:  588070 , difficulty:  7525812 , date:  "2015-08-02 04:56:45" },
  { height:  588071 , difficulty:  7557020 , date:  "2015-08-02 04:58:50" },
  { height:  588072 , difficulty:  7565516 , date:  "2015-08-02 04:59:30" },
  { height:  588073 , difficulty:  7567322 , date:  "2015-08-02 05:00:45" },
  { height:  588074 , difficulty:  7570241 , date:  "2015-08-02 05:00:55" },
  { height:  588075 , difficulty:  7565701 , date:  "2015-08-02 05:01:31" },
  { height:  588076 , difficulty:  7555714 , date:  "2015-08-02 05:01:46" },
  { height:  588077 , difficulty:  7540731 , date:  "2015-08-02 05:02:43" },
  { height:  588078 , difficulty:  7538175 , date:  "2015-08-02 05:03:07" },
  { height:  588079 , difficulty:  7560625 , date:  "2015-08-02 05:03:27" },
  { height:  588080 , difficulty:  7566984 , date:  "2015-08-02 05:05:30" },
  { height:  588081 , difficulty:  7484796 , date:  "2015-08-02 05:06:00" },
  { height:  588082 , difficulty:  7476823 , date:  "2015-08-02 05:06:31" },
  { height:  588083 , difficulty:  7448313 , date:  "2015-08-02 05:07:59" },
  { height:  588084 , difficulty:  7445016 , date:  "2015-08-02 05:12:55" },
  { height:  588085 , difficulty:  7445852 , date:  "2015-08-02 05:13:16" },
  { height:  588086 , difficulty:  7438767 , date:  "2015-08-02 05:13:21" },
  { height:  588087 , difficulty:  7454963 , date:  "2015-08-02 05:13:54" },
  { height:  588088 , difficulty:  7433002 , date:  "2015-08-02 05:14:07" },
  { height:  588089 , difficulty:  7429078 , date:  "2015-08-02 05:14:39" },
  { height:  588090 , difficulty:  7429083 , date:  "2015-08-02 05:14:50" },
  { height:  588091 , difficulty:  7435676 , date:  "2015-08-02 05:16:26" },
  { height:  588092 , difficulty:  7425360 , date:  "2015-08-02 05:18:30" },
  { height:  588093 , difficulty:  7424770 , date:  "2015-08-02 05:18:42" },
  { height:  588094 , difficulty:  7432348 , date:  "2015-08-02 05:19:26" },
  { height:  588095 , difficulty:  7407906 , date:  "2015-08-02 05:19:32" },
  { height:  588096 , difficulty:  7406340 , date:  "2015-08-02 05:22:29" },
  { height:  588097 , difficulty:  7407780 , date:  "2015-08-02 05:22:54" },
  { height:  588098 , difficulty:  7399185 , date:  "2015-08-02 05:23:01" },
  { height:  588099 , difficulty:  7398879 , date:  "2015-08-02 05:24:04" },
  { height:  588100 , difficulty:  7393823 , date:  "2015-08-02 05:26:54" },
  { height:  588101 , difficulty:  7401945 , date:  "2015-08-02 05:28:08" },
  { height:  588102 , difficulty:  7401035 , date:  "2015-08-02 05:29:05" },
  { height:  588103 , difficulty:  7402720 , date:  "2015-08-02 05:30:41" },
  { height:  588104 , difficulty:  7415862 , date:  "2015-08-02 05:33:40" },
  { height:  588105 , difficulty:  7391622 , date:  "2015-08-02 05:34:05" },
  { height:  588106 , difficulty:  7363282 , date:  "2015-08-02 05:34:08" },
  { height:  588107 , difficulty:  7350326 , date:  "2015-08-02 05:34:22" },
  { height:  588108 , difficulty:  7348485 , date:  "2015-08-02 05:34:41" },
  { height:  588109 , difficulty:  7354449 , date:  "2015-08-02 05:36:47" },
  { height:  588110 , difficulty:  7333417 , date:  "2015-08-02 05:37:25" },
  { height:  588111 , difficulty:  7358011 , date:  "2015-08-02 05:37:50" },
  { height:  588112 , difficulty:  7355630 , date:  "2015-08-02 05:39:00" },
  { height:  588113 , difficulty:  7375246 , date:  "2015-08-02 05:42:51" },
  { height:  588114 , difficulty:  7375294 , date:  "2015-08-02 05:44:32" },
  { height:  588115 , difficulty:  7376630 , date:  "2015-08-02 05:44:34" },
  { height:  588116 , difficulty:  7381412 , date:  "2015-08-02 05:44:46" },
  { height:  588117 , difficulty:  7380850 , date:  "2015-08-02 05:44:49" },
  { height:  588118 , difficulty:  7411189 , date:  "2015-08-02 05:45:11" },
  { height:  588119 , difficulty:  7409348 , date:  "2015-08-02 05:46:03" },
  { height:  588120 , difficulty:  7390743 , date:  "2015-08-02 05:46:44" },
  { height:  588121 , difficulty:  7395061 , date:  "2015-08-02 05:50:38" },
  { height:  588122 , difficulty:  7391448 , date:  "2015-08-02 05:51:13" },
  { height:  588123 , difficulty:  7394893 , date:  "2015-08-02 05:52:29" },
  { height:  588124 , difficulty:  7395024 , date:  "2015-08-02 05:52:54" },
  { height:  588125 , difficulty:  7408664 , date:  "2015-08-02 05:54:08" },
  { height:  588126 , difficulty:  7385254 , date:  "2015-08-02 05:55:59" },
  { height:  588127 , difficulty:  7387057 , date:  "2015-08-02 05:56:39" },
  { height:  588128 , difficulty:  7377133 , date:  "2015-08-02 05:57:43" },
  { height:  588129 , difficulty:  7382156 , date:  "2015-08-02 06:00:32" },
  { height:  588130 , difficulty:  7384509 , date:  "2015-08-02 06:01:24" },
  { height:  588131 , difficulty:  7375286 , date:  "2015-08-02 06:01:35" },
  { height:  588132 , difficulty:  7352758 , date:  "2015-08-02 06:02:13" },
  { height:  588133 , difficulty:  7361936 , date:  "2015-08-02 06:02:14" },
  { height:  588134 , difficulty:  7366655 , date:  "2015-08-02 06:04:41" },
  { height:  588135 , difficulty:  7357817 , date:  "2015-08-02 06:04:42" },
  { height:  588136 , difficulty:  7380752 , date:  "2015-08-02 06:08:57" },
  { height:  588137 , difficulty:  7383921 , date:  "2015-08-02 06:10:40" },
  { height:  588138 , difficulty:  7382598 , date:  "2015-08-02 06:14:09" },
  { height:  588139 , difficulty:  7381919 , date:  "2015-08-02 06:14:23" },
  { height:  588140 , difficulty:  7406087 , date:  "2015-08-02 06:14:43" },
  { height:  588141 , difficulty:  7445497 , date:  "2015-08-02 06:15:11" },
  { height:  588142 , difficulty:  7449512 , date:  "2015-08-02 06:16:41" },
  { height:  588143 , difficulty:  7430644 , date:  "2015-08-02 06:16:54" },
  { height:  588144 , difficulty:  7458950 , date:  "2015-08-02 06:17:09" },
  { height:  588145 , difficulty:  7465272 , date:  "2015-08-02 06:17:18" },
  { height:  588146 , difficulty:  7454920 , date:  "2015-08-02 06:17:43" },
  { height:  588147 , difficulty:  7435655 , date:  "2015-08-02 06:18:22" },
  { height:  588148 , difficulty:  7431062 , date:  "2015-08-02 06:18:26" },
  { height:  588149 , difficulty:  7417701 , date:  "2015-08-02 06:18:59" },
  { height:  588150 , difficulty:  7417842 , date:  "2015-08-02 06:19:35" },
  { height:  588151 , difficulty:  7413064 , date:  "2015-08-02 06:20:11" },
  { height:  588152 , difficulty:  7413147 , date:  "2015-08-02 06:21:05" },
  { height:  588153 , difficulty:  7405316 , date:  "2015-08-02 06:23:17" },
  { height:  588154 , difficulty:  7408998 , date:  "2015-08-02 06:24:41" },
  { height:  588155 , difficulty:  7409985 , date:  "2015-08-02 06:25:10" },
  { height:  588156 , difficulty:  7386351 , date:  "2015-08-02 06:26:35" },
  { height:  588157 , difficulty:  7403737 , date:  "2015-08-02 06:27:31" },
  { height:  588158 , difficulty:  7404129 , date:  "2015-08-02 06:27:52" },
  { height:  588159 , difficulty:  7419381 , date:  "2015-08-02 06:28:18" },
  { height:  588160 , difficulty:  7359001 , date:  "2015-08-02 06:28:36" },
  { height:  588161 , difficulty:  7381018 , date:  "2015-08-02 06:29:52" },
  { height:  588162 , difficulty:  7385343 , date:  "2015-08-02 06:30:31" },
  { height:  588163 , difficulty:  7423683 , date:  "2015-08-02 06:30:58" },
  { height:  588164 , difficulty:  7432732 , date:  "2015-08-02 06:31:04" },
  { height:  588165 , difficulty:  7452088 , date:  "2015-08-02 06:32:43" },
  { height:  588166 , difficulty:  7452107 , date:  "2015-08-02 06:32:47" },
  { height:  588167 , difficulty:  7480340 , date:  "2015-08-02 06:33:19" },
  { height:  588168 , difficulty:  7455700 , date:  "2015-08-02 06:36:03" },
  { height:  588169 , difficulty:  7471807 , date:  "2015-08-02 06:36:10" },
  { height:  588170 , difficulty:  7485179 , date:  "2015-08-02 06:36:20" },
  { height:  588171 , difficulty:  7509424 , date:  "2015-08-02 06:37:31" },
  { height:  588172 , difficulty:  7511931 , date:  "2015-08-02 06:37:34" },
  { height:  588173 , difficulty:  7509394 , date:  "2015-08-02 06:37:45" },
  { height:  588174 , difficulty:  7536316 , date:  "2015-08-02 06:38:35" },
  { height:  588175 , difficulty:  7530828 , date:  "2015-08-02 06:39:55" },
  { height:  588176 , difficulty:  7496371 , date:  "2015-08-02 06:39:59" },
  { height:  588177 , difficulty:  7492018 , date:  "2015-08-02 06:40:23" },
  { height:  588178 , difficulty:  7484638 , date:  "2015-08-02 06:41:34" },
  { height:  588179 , difficulty:  7471884 , date:  "2015-08-02 06:44:35" },
  { height:  588180 , difficulty:  7444223 , date:  "2015-08-02 06:46:16" },
  { height:  588181 , difficulty:  7447413 , date:  "2015-08-02 06:46:17" },
  { height:  588182 , difficulty:  7455216 , date:  "2015-08-02 06:46:32" },
  { height:  588183 , difficulty:  7520524 , date:  "2015-08-02 06:46:38" },
  { height:  588184 , difficulty:  7518346 , date:  "2015-08-02 06:47:34" },
  { height:  588185 , difficulty:  7509654 , date:  "2015-08-02 06:48:20" },
  { height:  588186 , difficulty:  7503748 , date:  "2015-08-02 06:48:22" },
  { height:  588187 , difficulty:  7505537 , date:  "2015-08-02 06:49:02" },
  { height:  588188 , difficulty:  7504064 , date:  "2015-08-02 06:50:06" },
  { height:  588189 , difficulty:  7456113 , date:  "2015-08-02 06:50:16" },
  { height:  588190 , difficulty:  7444621 , date:  "2015-08-02 06:51:23" },
  { height:  588191 , difficulty:  7456212 , date:  "2015-08-02 06:51:40" },
  { height:  588192 , difficulty:  7466570 , date:  "2015-08-02 06:52:21" },
  { height:  588193 , difficulty:  7467690 , date:  "2015-08-02 06:53:27" },
  { height:  588194 , difficulty:  7480092 , date:  "2015-08-02 06:55:50" },
  { height:  588195 , difficulty:  7471426 , date:  "2015-08-02 06:57:08" },
  { height:  588196 , difficulty:  7468924 , date:  "2015-08-02 06:58:01" },
  { height:  588197 , difficulty:  7422302 , date:  "2015-08-02 06:58:25" },
  { height:  588198 , difficulty:  7421305 , date:  "2015-08-02 06:59:31" },
  { height:  588199 , difficulty:  7430265 , date:  "2015-08-02 06:59:33" },
  { height:  588200 , difficulty:  7426496 , date:  "2015-08-02 07:01:51" },
  { height:  588201 , difficulty:  7440573 , date:  "2015-08-02 07:02:06" },
  { height:  588202 , difficulty:  7423613 , date:  "2015-08-02 07:03:17" },
  { height:  588203 , difficulty:  7422771 , date:  "2015-08-02 07:03:46" },
  { height:  588204 , difficulty:  7427411 , date:  "2015-08-02 07:04:10" },
  { height:  588205 , difficulty:  7398712 , date:  "2015-08-02 07:05:46" },
  { height:  588206 , difficulty:  7404178 , date:  "2015-08-02 07:05:55" },
  { height:  588207 , difficulty:  7419764 , date:  "2015-08-02 07:07:11" },
  { height:  588208 , difficulty:  7413363 , date:  "2015-08-02 07:07:37" },
  { height:  588209 , difficulty:  7417760 , date:  "2015-08-02 07:09:51" },
  { height:  588210 , difficulty:  7388926 , date:  "2015-08-02 07:10:05" },
  { height:  588211 , difficulty:  7398959 , date:  "2015-08-02 07:11:07" },
  { height:  588212 , difficulty:  7352227 , date:  "2015-08-02 07:13:09" },
  { height:  588213 , difficulty:  7334665 , date:  "2015-08-02 07:13:13" },
  { height:  588214 , difficulty:  7332779 , date:  "2015-08-02 07:13:34" },
  { height:  588215 , difficulty:  7347179 , date:  "2015-08-02 07:14:40" },
  { height:  588216 , difficulty:  7344504 , date:  "2015-08-02 07:14:44" },
  { height:  588217 , difficulty:  7342393 , date:  "2015-08-02 07:16:23" },
  { height:  588218 , difficulty:  7329939 , date:  "2015-08-02 07:16:49" },
  { height:  588219 , difficulty:  7340957 , date:  "2015-08-02 07:17:48" },
  { height:  588220 , difficulty:  7342137 , date:  "2015-08-02 07:17:54" },
  { height:  588221 , difficulty:  7345809 , date:  "2015-08-02 07:18:01" },
  { height:  588222 , difficulty:  7346357 , date:  "2015-08-02 07:19:49" },
  { height:  588223 , difficulty:  7366341 , date:  "2015-08-02 07:22:30" },
  { height:  588224 , difficulty:  7367615 , date:  "2015-08-02 07:25:40" },
  { height:  588225 , difficulty:  7365332 , date:  "2015-08-02 07:25:41" },
  { height:  588226 , difficulty:  7362607 , date:  "2015-08-02 07:29:28" },
  { height:  588227 , difficulty:  7377709 , date:  "2015-08-02 07:31:58" },
  { height:  588228 , difficulty:  7390769 , date:  "2015-08-02 07:32:54" },
  { height:  588229 , difficulty:  7381285 , date:  "2015-08-02 07:34:21" },
  { height:  588230 , difficulty:  7377637 , date:  "2015-08-02 07:34:25" },
  { height:  588231 , difficulty:  7376484 , date:  "2015-08-02 07:34:26" },
  { height:  588232 , difficulty:  7369261 , date:  "2015-08-02 07:34:33" },
  { height:  588233 , difficulty:  7359129 , date:  "2015-08-02 07:34:54" },
  { height:  588234 , difficulty:  7370298 , date:  "2015-08-02 07:34:58" },
  { height:  588235 , difficulty:  7379910 , date:  "2015-08-02 07:35:49" },
  { height:  588236 , difficulty:  7377144 , date:  "2015-08-02 07:38:43" },
  { height:  588237 , difficulty:  7366357 , date:  "2015-08-02 07:40:58" },
  { height:  588238 , difficulty:  7362232 , date:  "2015-08-02 07:41:23" },
  { height:  588239 , difficulty:  7372329 , date:  "2015-08-02 07:42:38" },
  { height:  588240 , difficulty:  7373738 , date:  "2015-08-02 07:43:12" },
  { height:  588241 , difficulty:  7355483 , date:  "2015-08-02 07:43:21" },
  { height:  588242 , difficulty:  7361440 , date:  "2015-08-02 07:44:08" },
  { height:  588243 , difficulty:  7392017 , date:  "2015-08-02 07:46:55" },
  { height:  588244 , difficulty:  7360647 , date:  "2015-08-02 07:47:26" },
  { height:  588245 , difficulty:  7366259 , date:  "2015-08-02 07:48:07" },
  { height:  588246 , difficulty:  7371085 , date:  "2015-08-02 07:48:24" },
  { height:  588247 , difficulty:  7361701 , date:  "2015-08-02 07:50:21" },
  { height:  588248 , difficulty:  7365002 , date:  "2015-08-02 07:50:55" },
  { height:  588249 , difficulty:  7396328 , date:  "2015-08-02 07:51:09" },
  { height:  588250 , difficulty:  7391992 , date:  "2015-08-02 07:51:19" },
  { height:  588251 , difficulty:  7395752 , date:  "2015-08-02 07:52:11" },
  { height:  588252 , difficulty:  7413454 , date:  "2015-08-02 07:53:03" },
  { height:  588253 , difficulty:  7412560 , date:  "2015-08-02 07:54:46" },
  { height:  588254 , difficulty:  7400571 , date:  "2015-08-02 07:56:25" },
  { height:  588255 , difficulty:  7365607 , date:  "2015-08-02 07:57:05" },
  { height:  588256 , difficulty:  7355142 , date:  "2015-08-02 07:57:22" },
  { height:  588257 , difficulty:  7356857 , date:  "2015-08-02 07:58:01" },
  { height:  588258 , difficulty:  7360033 , date:  "2015-08-02 07:59:09" },
  { height:  588259 , difficulty:  7365063 , date:  "2015-08-02 07:59:15" },
  { height:  588260 , difficulty:  7355436 , date:  "2015-08-02 08:00:22" },
  { height:  588261 , difficulty:  7349723 , date:  "2015-08-02 08:01:11" },
  { height:  588262 , difficulty:  7355037 , date:  "2015-08-02 08:02:02" },
  { height:  588263 , difficulty:  7348617 , date:  "2015-08-02 08:02:20" },
  { height:  588264 , difficulty:  7344222 , date:  "2015-08-02 08:05:25" },
  { height:  588265 , difficulty:  7350810 , date:  "2015-08-02 08:05:26" },
  { height:  588266 , difficulty:  7345065 , date:  "2015-08-02 08:05:54" },
  { height:  588267 , difficulty:  7346710 , date:  "2015-08-02 08:06:43" },
  { height:  588268 , difficulty:  7340979 , date:  "2015-08-02 08:07:03" },
  { height:  588269 , difficulty:  7337294 , date:  "2015-08-02 08:07:47" },
  { height:  588270 , difficulty:  7343042 , date:  "2015-08-02 08:07:51" },
  { height:  588271 , difficulty:  7329122 , date:  "2015-08-02 08:08:47" },
  { height:  588272 , difficulty:  7323585 , date:  "2015-08-02 08:10:13" },
  { height:  588273 , difficulty:  7321788 , date:  "2015-08-02 08:12:44" },
  { height:  588274 , difficulty:  7310442 , date:  "2015-08-02 08:13:02" },
  { height:  588275 , difficulty:  7312934 , date:  "2015-08-02 08:13:51" },
  { height:  588276 , difficulty:  7288690 , date:  "2015-08-02 08:16:33" },
  { height:  588277 , difficulty:  7327476 , date:  "2015-08-02 08:16:38" },
  { height:  588278 , difficulty:  7328961 , date:  "2015-08-02 08:16:51" },
  { height:  588279 , difficulty:  7330245 , date:  "2015-08-02 08:17:00" },
  { height:  588280 , difficulty:  7330533 , date:  "2015-08-02 08:17:27" },
  { height:  588281 , difficulty:  7327471 , date:  "2015-08-02 08:17:52" },
  { height:  588282 , difficulty:  7335621 , date:  "2015-08-02 08:19:08" },
  { height:  588283 , difficulty:  7323039 , date:  "2015-08-02 08:19:42" },
  { height:  588284 , difficulty:  7342218 , date:  "2015-08-02 08:21:31" },
  { height:  588285 , difficulty:  7325940 , date:  "2015-08-02 08:21:33" },
  { height:  588286 , difficulty:  7339149 , date:  "2015-08-02 08:22:50" },
  { height:  588287 , difficulty:  7367182 , date:  "2015-08-02 08:23:26" },
  { height:  588288 , difficulty:  7350052 , date:  "2015-08-02 08:24:14" },
  { height:  588289 , difficulty:  7369159 , date:  "2015-08-02 08:24:43" },
  { height:  588290 , difficulty:  7367191 , date:  "2015-08-02 08:25:30" },
  { height:  588291 , difficulty:  7439490 , date:  "2015-08-02 08:25:34" },
  { height:  588292 , difficulty:  7452992 , date:  "2015-08-02 08:26:02" },
  { height:  588293 , difficulty:  7437315 , date:  "2015-08-02 08:26:19" },
  { height:  588294 , difficulty:  7436100 , date:  "2015-08-02 08:27:23" },
  { height:  588295 , difficulty:  7426336 , date:  "2015-08-02 08:28:25" },
  { height:  588296 , difficulty:  7438717 , date:  "2015-08-02 08:28:34" },
  { height:  588297 , difficulty:  7448802 , date:  "2015-08-02 08:29:08" },
  { height:  588298 , difficulty:  7431655 , date:  "2015-08-02 08:29:13" },
  { height:  588299 , difficulty:  7411127 , date:  "2015-08-02 08:31:23" },
  { height:  588300 , difficulty:  7373768 , date:  "2015-08-02 08:31:27" },
  { height:  588301 , difficulty:  7390890 , date:  "2015-08-02 08:32:39" },
  { height:  588302 , difficulty:  7348393 , date:  "2015-08-02 08:33:12" },
  { height:  588303 , difficulty:  7325059 , date:  "2015-08-02 08:35:23" },
  { height:  588304 , difficulty:  7339604 , date:  "2015-08-02 08:35:40" },
  { height:  588305 , difficulty:  7329351 , date:  "2015-08-02 08:38:05" },
  { height:  588306 , difficulty:  7350447 , date:  "2015-08-02 08:40:17" },
  { height:  588307 , difficulty:  7360987 , date:  "2015-08-02 08:44:17" },
  { height:  588308 , difficulty:  7384303 , date:  "2015-08-02 08:44:22" },
  { height:  588309 , difficulty:  7396557 , date:  "2015-08-02 08:45:05" },
  { height:  588310 , difficulty:  7408256 , date:  "2015-08-02 08:46:21" },
  { height:  588311 , difficulty:  7413168 , date:  "2015-08-02 08:49:21" },
  { height:  588312 , difficulty:  7379418 , date:  "2015-08-02 08:49:26" },
  { height:  588313 , difficulty:  7354508 , date:  "2015-08-02 08:50:27" },
  { height:  588314 , difficulty:  7360316 , date:  "2015-08-02 08:50:32" },
  { height:  588315 , difficulty:  7363080 , date:  "2015-08-02 08:52:42" },
  { height:  588316 , difficulty:  7368494 , date:  "2015-08-02 08:52:49" },
  { height:  588317 , difficulty:  7377573 , date:  "2015-08-02 08:54:17" },
  { height:  588318 , difficulty:  7371481 , date:  "2015-08-02 08:54:22" },
  { height:  588319 , difficulty:  7341627 , date:  "2015-08-02 08:56:49" },
  { height:  588320 , difficulty:  7377702 , date:  "2015-08-02 08:57:10" },
  { height:  588321 , difficulty:  7392422 , date:  "2015-08-02 08:57:16" },
  { height:  588322 , difficulty:  7391268 , date:  "2015-08-02 08:57:26" },
  { height:  588323 , difficulty:  7375507 , date:  "2015-08-02 08:57:47" },
  { height:  588324 , difficulty:  7372906 , date:  "2015-08-02 08:57:51" },
  { height:  588325 , difficulty:  7380851 , date:  "2015-08-02 08:59:12" },
  { height:  588326 , difficulty:  7382207 , date:  "2015-08-02 08:59:27" },
  { height:  588327 , difficulty:  7385849 , date:  "2015-08-02 09:00:09" },
  { height:  588328 , difficulty:  7389108 , date:  "2015-08-02 09:00:24" },
  { height:  588329 , difficulty:  7371831 , date:  "2015-08-02 09:02:02" },
  { height:  588330 , difficulty:  7352777 , date:  "2015-08-02 09:02:35" },
  { height:  588331 , difficulty:  7349589 , date:  "2015-08-02 09:03:31" },
  { height:  588332 , difficulty:  7348419 , date:  "2015-08-02 09:03:56" },
  { height:  588333 , difficulty:  7343385 , date:  "2015-08-02 09:04:04" },
  { height:  588334 , difficulty:  7332810 , date:  "2015-08-02 09:04:51" },
  { height:  588335 , difficulty:  7335625 , date:  "2015-08-02 09:06:30" },
  { height:  588336 , difficulty:  7344895 , date:  "2015-08-02 09:06:33" },
  { height:  588337 , difficulty:  7337712 , date:  "2015-08-02 09:07:20" },
  { height:  588338 , difficulty:  7332376 , date:  "2015-08-02 09:07:36" },
  { height:  588339 , difficulty:  7337354 , date:  "2015-08-02 09:07:48" },
  { height:  588340 , difficulty:  7335394 , date:  "2015-08-02 09:08:53" },
  { height:  588341 , difficulty:  7361842 , date:  "2015-08-02 09:09:29" },
  { height:  588342 , difficulty:  7370646 , date:  "2015-08-02 09:11:20" },
  { height:  588343 , difficulty:  7362702 , date:  "2015-08-02 09:11:26" },
  { height:  588344 , difficulty:  7359623 , date:  "2015-08-02 09:14:42" },
  { height:  588345 , difficulty:  7368951 , date:  "2015-08-02 09:14:47" },
  { height:  588346 , difficulty:  7381822 , date:  "2015-08-02 09:15:11" },
  { height:  588347 , difficulty:  7377455 , date:  "2015-08-02 09:16:07" },
  { height:  588348 , difficulty:  7362470 , date:  "2015-08-02 09:19:19" },
  { height:  588349 , difficulty:  7350582 , date:  "2015-08-02 09:19:21" },
  { height:  588350 , difficulty:  7354529 , date:  "2015-08-02 09:20:54" },
  { height:  588351 , difficulty:  7357464 , date:  "2015-08-02 09:23:01" },
  { height:  588352 , difficulty:  7357704 , date:  "2015-08-02 09:23:40" },
  { height:  588353 , difficulty:  7357467 , date:  "2015-08-02 09:24:14" },
  { height:  588354 , difficulty:  7365180 , date:  "2015-08-02 09:24:54" },
  { height:  588355 , difficulty:  7365926 , date:  "2015-08-02 09:26:56" },
  { height:  588356 , difficulty:  7384045 , date:  "2015-08-02 09:27:18" },
  { height:  588357 , difficulty:  7397945 , date:  "2015-08-02 09:28:14" },
  { height:  588358 , difficulty:  7388861 , date:  "2015-08-02 09:33:16" },
  { height:  588359 , difficulty:  7389601 , date:  "2015-08-02 09:33:17" },
  { height:  588360 , difficulty:  7383437 , date:  "2015-08-02 09:33:43" },
  { height:  588361 , difficulty:  7390573 , date:  "2015-08-02 09:36:42" },
  { height:  588362 , difficulty:  7395080 , date:  "2015-08-02 09:37:27" },
  { height:  588363 , difficulty:  7394969 , date:  "2015-08-02 09:37:39" },
  { height:  588364 , difficulty:  7386832 , date:  "2015-08-02 09:37:41" },
  { height:  588365 , difficulty:  7417178 , date:  "2015-08-02 09:37:51" },
  { height:  588366 , difficulty:  7412918 , date:  "2015-08-02 09:39:41" },
  { height:  588367 , difficulty:  7427308 , date:  "2015-08-02 09:40:47" },
  { height:  588368 , difficulty:  7460117 , date:  "2015-08-02 09:41:17" },
  { height:  588369 , difficulty:  7458737 , date:  "2015-08-02 09:41:24" },
  { height:  588370 , difficulty:  7467165 , date:  "2015-08-02 09:42:04" },
  { height:  588371 , difficulty:  7466787 , date:  "2015-08-02 09:42:53" },
  { height:  588372 , difficulty:  7485950 , date:  "2015-08-02 09:42:56" },
  { height:  588373 , difficulty:  7489833 , date:  "2015-08-02 09:43:22" },
  { height:  588374 , difficulty:  7490736 , date:  "2015-08-02 09:44:35" },
  { height:  588375 , difficulty:  7473129 , date:  "2015-08-02 09:45:04" },
  { height:  588376 , difficulty:  7507605 , date:  "2015-08-02 09:45:50" },
  { height:  588377 , difficulty:  7507613 , date:  "2015-08-02 09:46:03" },
  { height:  588378 , difficulty:  7505011 , date:  "2015-08-02 09:46:14" },
  { height:  588379 , difficulty:  7480453 , date:  "2015-08-02 09:46:16" },
  { height:  588380 , difficulty:  7507309 , date:  "2015-08-02 09:47:47" },
  { height:  588381 , difficulty:  7480243 , date:  "2015-08-02 09:49:21" },
  { height:  588382 , difficulty:  7454689 , date:  "2015-08-02 09:49:24" },
  { height:  588383 , difficulty:  7408496 , date:  "2015-08-02 09:50:38" },
  { height:  588384 , difficulty:  7416368 , date:  "2015-08-02 09:51:35" },
  { height:  588385 , difficulty:  7419740 , date:  "2015-08-02 09:51:38" },
  { height:  588386 , difficulty:  7408305 , date:  "2015-08-02 09:54:38" },
  { height:  588387 , difficulty:  7375873 , date:  "2015-08-02 09:55:03" },
  { height:  588388 , difficulty:  7441296 , date:  "2015-08-02 09:55:58" },
  { height:  588389 , difficulty:  7432760 , date:  "2015-08-02 09:56:34" },
  { height:  588390 , difficulty:  7467860 , date:  "2015-08-02 09:57:34" },
  { height:  588391 , difficulty:  7447546 , date:  "2015-08-02 09:58:23" },
  { height:  588392 , difficulty:  7455156 , date:  "2015-08-02 09:58:38" },
  { height:  588393 , difficulty:  7438692 , date:  "2015-08-02 09:59:18" },
  { height:  588394 , difficulty:  7449936 , date:  "2015-08-02 09:59:21" },
  { height:  588395 , difficulty:  7427956 , date:  "2015-08-02 10:01:34" },
  { height:  588396 , difficulty:  7458138 , date:  "2015-08-02 10:02:19" },
  { height:  588397 , difficulty:  7466568 , date:  "2015-08-02 10:05:36" },
  { height:  588398 , difficulty:  7468721 , date:  "2015-08-02 10:05:39" },
  { height:  588399 , difficulty:  7489899 , date:  "2015-08-02 10:05:46" },
  { height:  588400 , difficulty:  7517318 , date:  "2015-08-02 10:06:35" },
  { height:  588401 , difficulty:  7501483 , date:  "2015-08-02 10:07:01" },
  { height:  588402 , difficulty:  7500602 , date:  "2015-08-02 10:07:38" },
  { height:  588403 , difficulty:  7514506 , date:  "2015-08-02 10:09:47" },
  { height:  588404 , difficulty:  7514077 , date:  "2015-08-02 10:10:10" },
  { height:  588405 , difficulty:  7498649 , date:  "2015-08-02 10:10:33" },
  { height:  588406 , difficulty:  7503400 , date:  "2015-08-02 10:12:03" },
  { height:  588407 , difficulty:  7506646 , date:  "2015-08-02 10:12:08" },
  { height:  588408 , difficulty:  7502493 , date:  "2015-08-02 10:12:19" },
  { height:  588409 , difficulty:  7504015 , date:  "2015-08-02 10:12:42" },
  { height:  588410 , difficulty:  7501511 , date:  "2015-08-02 10:13:29" },
  { height:  588411 , difficulty:  7490578 , date:  "2015-08-02 10:13:52" },
  { height:  588412 , difficulty:  7491241 , date:  "2015-08-02 10:14:48" },
  { height:  588413 , difficulty:  7482842 , date:  "2015-08-02 10:14:52" },
  { height:  588414 , difficulty:  7487002 , date:  "2015-08-02 10:16:13" },
  { height:  588415 , difficulty:  7506514 , date:  "2015-08-02 10:17:37" },
  { height:  588416 , difficulty:  7513918 , date:  "2015-08-02 10:17:47" },
  { height:  588417 , difficulty:  7508742 , date:  "2015-08-02 10:20:32" },
  { height:  588418 , difficulty:  7488695 , date:  "2015-08-02 10:20:36" },
  { height:  588419 , difficulty:  7492364 , date:  "2015-08-02 10:21:24" },
  { height:  588420 , difficulty:  7487601 , date:  "2015-08-02 10:22:12" },
  { height:  588421 , difficulty:  7487279 , date:  "2015-08-02 10:25:02" },
  { height:  588422 , difficulty:  7500213 , date:  "2015-08-02 10:25:04" },
  { height:  588423 , difficulty:  7497192 , date:  "2015-08-02 10:25:39" },
  { height:  588424 , difficulty:  7466135 , date:  "2015-08-02 10:26:35" },
  { height:  588425 , difficulty:  7466819 , date:  "2015-08-02 10:26:39" },
  { height:  588426 , difficulty:  7452133 , date:  "2015-08-02 10:29:21" },
  { height:  588427 , difficulty:  7450537 , date:  "2015-08-02 10:29:42" },
  { height:  588428 , difficulty:  7465588 , date:  "2015-08-02 10:32:40" },
  { height:  588429 , difficulty:  7466917 , date:  "2015-08-02 10:32:44" },
  { height:  588430 , difficulty:  7477383 , date:  "2015-08-02 10:33:37" },
  { height:  588431 , difficulty:  7456156 , date:  "2015-08-02 10:36:19" },
  { height:  588432 , difficulty:  7475968 , date:  "2015-08-02 10:42:05" },
  { height:  588433 , difficulty:  7468940 , date:  "2015-08-02 10:42:29" },
  { height:  588434 , difficulty:  7417486 , date:  "2015-08-02 10:44:00" },
  { height:  588435 , difficulty:  7418343 , date:  "2015-08-02 10:44:06" },
  { height:  588436 , difficulty:  7425969 , date:  "2015-08-02 10:45:49" },
  { height:  588437 , difficulty:  7392396 , date:  "2015-08-02 10:46:06" },
  { height:  588438 , difficulty:  7390208 , date:  "2015-08-02 10:46:28" },
  { height:  588439 , difficulty:  7388829 , date:  "2015-08-02 10:50:25" },
  { height:  588440 , difficulty:  7421400 , date:  "2015-08-02 10:51:43" },
  { height:  588441 , difficulty:  7421658 , date:  "2015-08-02 10:52:10" },
  { height:  588442 , difficulty:  7404069 , date:  "2015-08-02 10:52:26" },
  { height:  588443 , difficulty:  7391289 , date:  "2015-08-02 10:55:16" },
  { height:  588444 , difficulty:  7391277 , date:  "2015-08-02 10:55:34" },
  { height:  588445 , difficulty:  7395738 , date:  "2015-08-02 10:56:44" },
  { height:  588446 , difficulty:  7425053 , date:  "2015-08-02 10:58:41" },
  { height:  588447 , difficulty:  7430564 , date:  "2015-08-02 10:58:48" },
  { height:  588448 , difficulty:  7447505 , date:  "2015-08-02 10:58:51" },
  { height:  588449 , difficulty:  7450222 , date:  "2015-08-02 11:00:16" },
  { height:  588450 , difficulty:  7440110 , date:  "2015-08-02 11:02:14" },
  { height:  588451 , difficulty:  7435975 , date:  "2015-08-02 11:02:44" },
  { height:  588452 , difficulty:  7459011 , date:  "2015-08-02 11:03:08" },
  { height:  588453 , difficulty:  7470535 , date:  "2015-08-02 11:04:04" },
  { height:  588454 , difficulty:  7470001 , date:  "2015-08-02 11:04:19" },
  { height:  588455 , difficulty:  7479802 , date:  "2015-08-02 11:04:37" },
  { height:  588456 , difficulty:  7480934 , date:  "2015-08-02 11:05:10" },
  { height:  588457 , difficulty:  7465364 , date:  "2015-08-02 11:06:53" },
  { height:  588458 , difficulty:  7469095 , date:  "2015-08-02 11:06:57" },
  { height:  588459 , difficulty:  7459416 , date:  "2015-08-02 11:07:16" },
  { height:  588460 , difficulty:  7451623 , date:  "2015-08-02 11:07:28" },
  { height:  588461 , difficulty:  7462292 , date:  "2015-08-02 11:08:28" },
  { height:  588462 , difficulty:  7439988 , date:  "2015-08-02 11:08:48" },
  { height:  588463 , difficulty:  7447611 , date:  "2015-08-02 11:09:15" },
  { height:  588464 , difficulty:  7438053 , date:  "2015-08-02 11:09:19" },
  { height:  588465 , difficulty:  7449849 , date:  "2015-08-02 11:09:20" },
  { height:  588466 , difficulty:  7438829 , date:  "2015-08-02 11:09:47" },
  { height:  588467 , difficulty:  7445493 , date:  "2015-08-02 11:11:43" },
  { height:  588468 , difficulty:  7443480 , date:  "2015-08-02 11:11:48" },
  { height:  588469 , difficulty:  7509471 , date:  "2015-08-02 11:11:53" },
  { height:  588470 , difficulty:  7517042 , date:  "2015-08-02 11:13:48" },
  { height:  588471 , difficulty:  7496034 , date:  "2015-08-02 11:13:51" },
  { height:  588472 , difficulty:  7491075 , date:  "2015-08-02 11:14:12" },
  { height:  588473 , difficulty:  7497209 , date:  "2015-08-02 11:14:50" },
  { height:  588474 , difficulty:  7500000 , date:  "2015-08-02 11:16:43" },
  { height:  588475 , difficulty:  7505993 , date:  "2015-08-02 11:16:56" },
  { height:  588476 , difficulty:  7540965 , date:  "2015-08-02 11:19:21" },
  { height:  588477 , difficulty:  7547707 , date:  "2015-08-02 11:19:26" },
  { height:  588478 , difficulty:  7565710 , date:  "2015-08-02 11:19:26" },
  { height:  588479 , difficulty:  7539379 , date:  "2015-08-02 11:19:31" },
  { height:  588480 , difficulty:  7538706 , date:  "2015-08-02 11:20:01" },
  { height:  588481 , difficulty:  7573692 , date:  "2015-08-02 11:24:40" },
  { height:  588482 , difficulty:  7563594 , date:  "2015-08-02 11:24:44" },
  { height:  588483 , difficulty:  7564801 , date:  "2015-08-02 11:25:29" },
  { height:  588484 , difficulty:  7568699 , date:  "2015-08-02 11:26:58" },
  { height:  588485 , difficulty:  7577512 , date:  "2015-08-02 11:27:42" },
  { height:  588486 , difficulty:  7568601 , date:  "2015-08-02 11:28:18" },
  { height:  588487 , difficulty:  7590644 , date:  "2015-08-02 11:28:26" },
  { height:  588488 , difficulty:  7588671 , date:  "2015-08-02 11:29:11" },
  { height:  588489 , difficulty:  7617848 , date:  "2015-08-02 11:29:55" },
  { height:  588490 , difficulty:  7605692 , date:  "2015-08-02 11:30:07" },
  { height:  588491 , difficulty:  7602213 , date:  "2015-08-02 11:33:12" },
  { height:  588492 , difficulty:  7604105 , date:  "2015-08-02 11:33:47" },
  { height:  588493 , difficulty:  7608778 , date:  "2015-08-02 11:33:49" },
  { height:  588494 , difficulty:  7619452 , date:  "2015-08-02 11:34:33" },
  { height:  588495 , difficulty:  7638367 , date:  "2015-08-02 11:36:32" },
  { height:  588496 , difficulty:  7631336 , date:  "2015-08-02 11:36:45" },
  { height:  588497 , difficulty:  7611327 , date:  "2015-08-02 11:36:56" },
  { height:  588498 , difficulty:  7668674 , date:  "2015-08-02 11:37:15" },
  { height:  588499 , difficulty:  7666531 , date:  "2015-08-02 11:38:38" },
  { height:  588500 , difficulty:  7670686 , date:  "2015-08-02 11:38:58" },
  { height:  588501 , difficulty:  7671737 , date:  "2015-08-02 11:40:50" },
  { height:  588502 , difficulty:  7637691 , date:  "2015-08-02 11:40:55" },
  { height:  588503 , difficulty:  7635064 , date:  "2015-08-02 11:41:17" },
  { height:  588504 , difficulty:  7644385 , date:  "2015-08-02 11:41:38" },
  { height:  588505 , difficulty:  7667696 , date:  "2015-08-02 11:41:42" },
  { height:  588506 , difficulty:  7657194 , date:  "2015-08-02 11:46:40" },
  { height:  588507 , difficulty:  7622817 , date:  "2015-08-02 11:48:26" },
  { height:  588508 , difficulty:  7558968 , date:  "2015-08-02 11:49:35" },
  { height:  588509 , difficulty:  7578520 , date:  "2015-08-02 11:50:00" },
  { height:  588510 , difficulty:  7562011 , date:  "2015-08-02 11:50:29" },
  { height:  588511 , difficulty:  7564203 , date:  "2015-08-02 11:50:47" },
  { height:  588512 , difficulty:  7557039 , date:  "2015-08-02 11:53:11" },
  { height:  588513 , difficulty:  7561709 , date:  "2015-08-02 11:53:18" },
  { height:  588514 , difficulty:  7585062 , date:  "2015-08-02 11:53:56" },
  { height:  588515 , difficulty:  7535666 , date:  "2015-08-02 11:57:32" },
  { height:  588516 , difficulty:  7533332 , date:  "2015-08-02 11:57:32" },
  { height:  588517 , difficulty:  7560838 , date:  "2015-08-02 11:58:17" },
  { height:  588518 , difficulty:  7560290 , date:  "2015-08-02 11:58:29" },
  { height:  588519 , difficulty:  7538745 , date:  "2015-08-02 12:01:30" },
  { height:  588520 , difficulty:  7542987 , date:  "2015-08-02 12:03:22" },
  { height:  588521 , difficulty:  7562733 , date:  "2015-08-02 12:05:47" },
  { height:  588522 , difficulty:  7539140 , date:  "2015-08-02 12:05:53" },
  { height:  588523 , difficulty:  7553074 , date:  "2015-08-02 12:06:07" },
  { height:  588524 , difficulty:  7554752 , date:  "2015-08-02 12:06:09" },
  { height:  588525 , difficulty:  7540334 , date:  "2015-08-02 12:11:11" },
  { height:  588526 , difficulty:  7523843 , date:  "2015-08-02 12:11:25" },
  { height:  588527 , difficulty:  7531784 , date:  "2015-08-02 12:13:08" },
  { height:  588528 , difficulty:  7544044 , date:  "2015-08-02 12:13:15" },
  { height:  588529 , difficulty:  7540646 , date:  "2015-08-02 12:13:20" },
  { height:  588530 , difficulty:  7541895 , date:  "2015-08-02 12:13:23" },
  { height:  588531 , difficulty:  7568624 , date:  "2015-08-02 12:14:56" },
  { height:  588532 , difficulty:  7661250 , date:  "2015-08-02 12:15:25" },
  { height:  588533 , difficulty:  7645241 , date:  "2015-08-02 12:17:19" },
  { height:  588534 , difficulty:  7662974 , date:  "2015-08-02 12:18:25" },
  { height:  588535 , difficulty:  7669150 , date:  "2015-08-02 12:19:34" },
  { height:  588536 , difficulty:  7679270 , date:  "2015-08-02 12:20:33" },
  { height:  588537 , difficulty:  7704634 , date:  "2015-08-02 12:21:06" },
  { height:  588538 , difficulty:  7703787 , date:  "2015-08-02 12:21:12" },
  { height:  588539 , difficulty:  7747087 , date:  "2015-08-02 12:21:53" },
  { height:  588540 , difficulty:  7747017 , date:  "2015-08-02 12:24:37" },
  { height:  588541 , difficulty:  7746757 , date:  "2015-08-02 12:24:52" },
  { height:  588542 , difficulty:  7763243 , date:  "2015-08-02 12:28:49" },
  { height:  588543 , difficulty:  7738383 , date:  "2015-08-02 12:30:00" },
  { height:  588544 , difficulty:  7804134 , date:  "2015-08-02 12:30:35" },
  { height:  588545 , difficulty:  7813819 , date:  "2015-08-02 12:33:05" },
  { height:  588546 , difficulty:  7804916 , date:  "2015-08-02 12:33:08" },
  { height:  588547 , difficulty:  7826184 , date:  "2015-08-02 12:35:37" },
  { height:  588548 , difficulty:  7822382 , date:  "2015-08-02 12:35:38" },
  { height:  588549 , difficulty:  7837601 , date:  "2015-08-02 12:37:24" },
  { height:  588550 , difficulty:  7815625 , date:  "2015-08-02 12:38:42" },
  { height:  588551 , difficulty:  7855288 , date:  "2015-08-02 12:38:46" },
  { height:  588552 , difficulty:  7823111 , date:  "2015-08-02 12:39:23" },
  { height:  588553 , difficulty:  7825912 , date:  "2015-08-02 12:41:22" },
  { height:  588554 , difficulty:  7840442 , date:  "2015-08-02 12:41:37" },
  { height:  588555 , difficulty:  7859102 , date:  "2015-08-02 12:42:06" },
  { height:  588556 , difficulty:  7864479 , date:  "2015-08-02 12:42:35" },
  { height:  588557 , difficulty:  7810077 , date:  "2015-08-02 12:43:58" },
  { height:  588558 , difficulty:  7825005 , date:  "2015-08-02 12:44:54" },
  { height:  588559 , difficulty:  7829255 , date:  "2015-08-02 12:45:05" },
  { height:  588560 , difficulty:  7810751 , date:  "2015-08-02 12:46:09" },
  { height:  588561 , difficulty:  7819074 , date:  "2015-08-02 12:46:26" },
  { height:  588562 , difficulty:  7820323 , date:  "2015-08-02 12:46:38" },
  { height:  588563 , difficulty:  7833050 , date:  "2015-08-02 12:48:55" },
  { height:  588564 , difficulty:  7832789 , date:  "2015-08-02 12:49:04" },
  { height:  588565 , difficulty:  7830983 , date:  "2015-08-02 12:50:00" },
  { height:  588566 , difficulty:  7847214 , date:  "2015-08-02 12:52:16" },
  { height:  588567 , difficulty:  7810026 , date:  "2015-08-02 12:55:07" },
  { height:  588568 , difficulty:  7813873 , date:  "2015-08-02 12:55:39" },
  { height:  588569 , difficulty:  7819377 , date:  "2015-08-02 12:55:51" },
  { height:  588570 , difficulty:  7812800 , date:  "2015-08-02 12:57:33" },
  { height:  588571 , difficulty:  7803579 , date:  "2015-08-02 12:58:20" },
  { height:  588572 , difficulty:  7812658 , date:  "2015-08-02 12:58:38" },
  { height:  588573 , difficulty:  7822204 , date:  "2015-08-02 12:58:52" },
  { height:  588574 , difficulty:  7823772 , date:  "2015-08-02 13:00:24" },
  { height:  588575 , difficulty:  7827847 , date:  "2015-08-02 13:00:55" },
  { height:  588576 , difficulty:  7831946 , date:  "2015-08-02 13:01:13" },
  { height:  588577 , difficulty:  7836210 , date:  "2015-08-02 13:03:41" },
  { height:  588578 , difficulty:  7843841 , date:  "2015-08-02 13:04:04" },
  { height:  588579 , difficulty:  7895506 , date:  "2015-08-02 13:05:35" },
  { height:  588580 , difficulty:  7894732 , date:  "2015-08-02 13:06:19" },
  { height:  588581 , difficulty:  7907647 , date:  "2015-08-02 13:07:11" },
  { height:  588582 , difficulty:  7845183 , date:  "2015-08-02 13:09:44" },
  { height:  588583 , difficulty:  7826917 , date:  "2015-08-02 13:09:45" },
  { height:  588584 , difficulty:  7814770 , date:  "2015-08-02 13:10:09" },
  { height:  588585 , difficulty:  7835933 , date:  "2015-08-02 13:16:09" },
  { height:  588586 , difficulty:  7832217 , date:  "2015-08-02 13:17:33" },
  { height:  588587 , difficulty:  7844044 , date:  "2015-08-02 13:17:36" },
  { height:  588588 , difficulty:  7820482 , date:  "2015-08-02 13:18:08" },
  { height:  588589 , difficulty:  7821792 , date:  "2015-08-02 13:19:00" },
  { height:  588590 , difficulty:  7817031 , date:  "2015-08-02 13:19:59" },
  { height:  588591 , difficulty:  7776909 , date:  "2015-08-02 13:20:21" },
  { height:  588592 , difficulty:  7777061 , date:  "2015-08-02 13:25:42" },
  { height:  588593 , difficulty:  7776412 , date:  "2015-08-02 13:27:39" },
  { height:  588594 , difficulty:  7791978 , date:  "2015-08-02 13:27:46" },
  { height:  588595 , difficulty:  7775416 , date:  "2015-08-02 13:28:01" },
  { height:  588596 , difficulty:  7750885 , date:  "2015-08-02 13:29:18" },
  { height:  588597 , difficulty:  7755567 , date:  "2015-08-02 13:29:32" },
  { height:  588598 , difficulty:  7831214 , date:  "2015-08-02 13:30:17" },
  { height:  588599 , difficulty:  7833890 , date:  "2015-08-02 13:30:20" },
  { height:  588600 , difficulty:  7850761 , date:  "2015-08-02 13:30:33" },
  { height:  588601 , difficulty:  7805069 , date:  "2015-08-02 13:31:29" },
  { height:  588602 , difficulty:  7802437 , date:  "2015-08-02 13:32:05" },
  { height:  588603 , difficulty:  7785780 , date:  "2015-08-02 13:32:08" },
  { height:  588604 , difficulty:  7785644 , date:  "2015-08-02 13:33:57" },
  { height:  588605 , difficulty:  7792196 , date:  "2015-08-02 13:34:20" },
  { height:  588606 , difficulty:  7836246 , date:  "2015-08-02 13:35:28" },
  { height:  588607 , difficulty:  7849822 , date:  "2015-08-02 13:36:05" },
  { height:  588608 , difficulty:  7845160 , date:  "2015-08-02 13:37:19" },
  { height:  588609 , difficulty:  7824492 , date:  "2015-08-02 13:38:17" },
  { height:  588610 , difficulty:  7832633 , date:  "2015-08-02 13:38:58" },
  { height:  588611 , difficulty:  7821398 , date:  "2015-08-02 13:39:23" },
  { height:  588612 , difficulty:  7811973 , date:  "2015-08-02 13:39:42" },
  { height:  588613 , difficulty:  7815619 , date:  "2015-08-02 13:39:42" },
  { height:  588614 , difficulty:  7819700 , date:  "2015-08-02 13:40:29" },
  { height:  588615 , difficulty:  7850439 , date:  "2015-08-02 13:41:02" },
  { height:  588616 , difficulty:  7818795 , date:  "2015-08-02 13:41:21" },
  { height:  588617 , difficulty:  7822759 , date:  "2015-08-02 13:41:42" },
  { height:  588618 , difficulty:  7773809 , date:  "2015-08-02 13:42:13" },
  { height:  588619 , difficulty:  7758360 , date:  "2015-08-02 13:42:34" },
  { height:  588620 , difficulty:  7769826 , date:  "2015-08-02 13:45:13" },
  { height:  588621 , difficulty:  7738337 , date:  "2015-08-02 13:45:31" },
  { height:  588622 , difficulty:  7813495 , date:  "2015-08-02 13:48:15" },
  { height:  588623 , difficulty:  7781663 , date:  "2015-08-02 13:48:43" },
  { height:  588624 , difficulty:  7790273 , date:  "2015-08-02 13:49:25" },
  { height:  588625 , difficulty:  7775058 , date:  "2015-08-02 13:53:23" },
  { height:  588626 , difficulty:  7763429 , date:  "2015-08-02 13:53:59" },
  { height:  588627 , difficulty:  7768085 , date:  "2015-08-02 13:55:45" },
  { height:  588628 , difficulty:  7761660 , date:  "2015-08-02 13:56:20" },
  { height:  588629 , difficulty:  7740522 , date:  "2015-08-02 13:58:26" },
  { height:  588630 , difficulty:  7741535 , date:  "2015-08-02 13:59:45" },
  { height:  588631 , difficulty:  7737691 , date:  "2015-08-02 14:01:54" },
  { height:  588632 , difficulty:  7746347 , date:  "2015-08-02 14:03:05" },
  { height:  588633 , difficulty:  7737733 , date:  "2015-08-02 14:05:43" },
  { height:  588634 , difficulty:  7743408 , date:  "2015-08-02 14:06:40" },
  { height:  588635 , difficulty:  7745517 , date:  "2015-08-02 14:06:46" },
  { height:  588636 , difficulty:  7732454 , date:  "2015-08-02 14:08:13" },
  { height:  588637 , difficulty:  7730743 , date:  "2015-08-02 14:09:34" },
  { height:  588638 , difficulty:  7745249 , date:  "2015-08-02 14:10:49" },
  { height:  588639 , difficulty:  7718460 , date:  "2015-08-02 14:11:03" },
  { height:  588640 , difficulty:  7722321 , date:  "2015-08-02 14:13:52" },
  { height:  588641 , difficulty:  7712375 , date:  "2015-08-02 14:14:14" },
  { height:  588642 , difficulty:  7683568 , date:  "2015-08-02 14:16:20" },
  { height:  588643 , difficulty:  7652306 , date:  "2015-08-02 14:16:52" },
  { height:  588644 , difficulty:  7657647 , date:  "2015-08-02 14:17:53" },
  { height:  588645 , difficulty:  7664308 , date:  "2015-08-02 14:19:57" },
  { height:  588646 , difficulty:  7642864 , date:  "2015-08-02 14:20:33" },
  { height:  588647 , difficulty:  7661219 , date:  "2015-08-02 14:20:55" },
  { height:  588648 , difficulty:  7658025 , date:  "2015-08-02 14:21:38" },
  { height:  588649 , difficulty:  7656591 , date:  "2015-08-02 14:24:23" },
  { height:  588650 , difficulty:  7665829 , date:  "2015-08-02 14:24:46" },
  { height:  588651 , difficulty:  7665291 , date:  "2015-08-02 14:24:53" },
  { height:  588652 , difficulty:  7754582 , date:  "2015-08-02 14:26:26" },
  { height:  588653 , difficulty:  7723617 , date:  "2015-08-02 14:26:30" },
  { height:  588654 , difficulty:  7768130 , date:  "2015-08-02 14:29:18" },
  { height:  588655 , difficulty:  7749909 , date:  "2015-08-02 14:29:56" },
  { height:  588656 , difficulty:  7782467 , date:  "2015-08-02 14:31:50" },
  { height:  588657 , difficulty:  7776270 , date:  "2015-08-02 14:32:32" },
  { height:  588658 , difficulty:  7760570 , date:  "2015-08-02 14:33:45" },
  { height:  588659 , difficulty:  7762303 , date:  "2015-08-02 14:34:28" },
  { height:  588660 , difficulty:  7766634 , date:  "2015-08-02 14:35:00" },
  { height:  588661 , difficulty:  7729146 , date:  "2015-08-02 14:38:58" },
  { height:  588662 , difficulty:  7711163 , date:  "2015-08-02 14:39:22" },
  { height:  588663 , difficulty:  7766679 , date:  "2015-08-02 14:41:04" },
  { height:  588664 , difficulty:  7760767 , date:  "2015-08-02 14:41:24" },
  { height:  588665 , difficulty:  7751960 , date:  "2015-08-02 14:42:20" },
  { height:  588666 , difficulty:  7746054 , date:  "2015-08-02 14:42:26" },
  { height:  588667 , difficulty:  7752994 , date:  "2015-08-02 14:42:53" },
  { height:  588668 , difficulty:  7684490 , date:  "2015-08-02 14:42:58" },
  { height:  588669 , difficulty:  7686226 , date:  "2015-08-02 14:43:24" },
  { height:  588670 , difficulty:  7686010 , date:  "2015-08-02 14:43:55" },
  { height:  588671 , difficulty:  7685585 , date:  "2015-08-02 14:44:14" },
  { height:  588672 , difficulty:  7671334 , date:  "2015-08-02 14:44:45" },
  { height:  588673 , difficulty:  7673305 , date:  "2015-08-02 14:44:46" },
  { height:  588674 , difficulty:  7676078 , date:  "2015-08-02 14:46:38" },
  { height:  588675 , difficulty:  7688489 , date:  "2015-08-02 14:46:49" },
  { height:  588676 , difficulty:  7704504 , date:  "2015-08-02 14:47:14" },
  { height:  588677 , difficulty:  7718988 , date:  "2015-08-02 14:48:59" },
  { height:  588678 , difficulty:  7717097 , date:  "2015-08-02 14:49:03" },
  { height:  588679 , difficulty:  7722696 , date:  "2015-08-02 14:49:57" },
  { height:  588680 , difficulty:  7791939 , date:  "2015-08-02 14:50:04" },
  { height:  588681 , difficulty:  7798761 , date:  "2015-08-02 14:50:56" },
  { height:  588682 , difficulty:  7827685 , date:  "2015-08-02 14:51:17" },
  { height:  588683 , difficulty:  7829055 , date:  "2015-08-02 14:53:52" },
  { height:  588684 , difficulty:  7819955 , date:  "2015-08-02 14:53:59" },
  { height:  588685 , difficulty:  7817411 , date:  "2015-08-02 14:55:25" },
  { height:  588686 , difficulty:  7810381 , date:  "2015-08-02 14:56:50" },
  { height:  588687 , difficulty:  7838662 , date:  "2015-08-02 14:58:36" },
  { height:  588688 , difficulty:  7845608 , date:  "2015-08-02 14:58:37" },
  { height:  588689 , difficulty:  7851889 , date:  "2015-08-02 14:59:04" },
  { height:  588690 , difficulty:  7848555 , date:  "2015-08-02 15:02:48" },
  { height:  588691 , difficulty:  7856995 , date:  "2015-08-02 15:03:24" },
  { height:  588692 , difficulty:  7868088 , date:  "2015-08-02 15:03:37" },
  { height:  588693 , difficulty:  7865612 , date:  "2015-08-02 15:04:08" },
  { height:  588694 , difficulty:  7889012 , date:  "2015-08-02 15:05:48" },
  { height:  588695 , difficulty:  7889379 , date:  "2015-08-02 15:06:09" },
  { height:  588696 , difficulty:  7860600 , date:  "2015-08-02 15:06:59" },
  { height:  588697 , difficulty:  7877465 , date:  "2015-08-02 15:08:23" },
  { height:  588698 , difficulty:  7844861 , date:  "2015-08-02 15:11:30" },
  { height:  588699 , difficulty:  7847908 , date:  "2015-08-02 15:12:05" },
  { height:  588700 , difficulty:  7840921 , date:  "2015-08-02 15:12:08" },
  { height:  588701 , difficulty:  7791383 , date:  "2015-08-02 15:14:17" },
  { height:  588702 , difficulty:  7788244 , date:  "2015-08-02 15:15:06" },
  { height:  588703 , difficulty:  7766293 , date:  "2015-08-02 15:15:14" },
  { height:  588704 , difficulty:  7798140 , date:  "2015-08-02 15:16:12" },
  { height:  588705 , difficulty:  7812760 , date:  "2015-08-02 15:17:12" },
  { height:  588706 , difficulty:  7820128 , date:  "2015-08-02 15:20:54" },
  { height:  588707 , difficulty:  7796060 , date:  "2015-08-02 15:22:56" },
  { height:  588708 , difficulty:  7785848 , date:  "2015-08-02 15:23:58" },
  { height:  588709 , difficulty:  7777003 , date:  "2015-08-02 15:24:28" },
  { height:  588710 , difficulty:  7781383 , date:  "2015-08-02 15:24:47" },
  { height:  588711 , difficulty:  7788020 , date:  "2015-08-02 15:24:56" },
  { height:  588712 , difficulty:  7797320 , date:  "2015-08-02 15:25:14" },
  { height:  588713 , difficulty:  7785411 , date:  "2015-08-02 15:26:22" },
  { height:  588714 , difficulty:  7778497 , date:  "2015-08-02 15:28:05" },
  { height:  588715 , difficulty:  7785428 , date:  "2015-08-02 15:28:09" },
  { height:  588716 , difficulty:  7751401 , date:  "2015-08-02 15:30:34" },
  { height:  588717 , difficulty:  7753333 , date:  "2015-08-02 15:30:53" },
  { height:  588718 , difficulty:  7736084 , date:  "2015-08-02 15:32:26" },
  { height:  588719 , difficulty:  7754115 , date:  "2015-08-02 15:32:30" },
  { height:  588720 , difficulty:  7742153 , date:  "2015-08-02 15:34:38" },
  { height:  588721 , difficulty:  7725380 , date:  "2015-08-02 15:36:58" },
  { height:  588722 , difficulty:  7720976 , date:  "2015-08-02 15:40:28" },
  { height:  588723 , difficulty:  7723277 , date:  "2015-08-02 15:42:45" },
  { height:  588724 , difficulty:  7718498 , date:  "2015-08-02 15:43:31" },
  { height:  588725 , difficulty:  7713496 , date:  "2015-08-02 15:43:46" },
  { height:  588726 , difficulty:  7709650 , date:  "2015-08-02 15:43:53" },
  { height:  588727 , difficulty:  7723673 , date:  "2015-08-02 15:44:28" },
  { height:  588728 , difficulty:  7728758 , date:  "2015-08-02 15:46:17" },
  { height:  588729 , difficulty:  7728204 , date:  "2015-08-02 15:47:02" },
  { height:  588730 , difficulty:  7706406 , date:  "2015-08-02 15:50:35" },
  { height:  588731 , difficulty:  7738009 , date:  "2015-08-02 15:50:52" },
  { height:  588732 , difficulty:  7719756 , date:  "2015-08-02 15:54:41" },
  { height:  588733 , difficulty:  7713242 , date:  "2015-08-02 15:54:44" },
  { height:  588734 , difficulty:  7713558 , date:  "2015-08-02 15:55:49" },
  { height:  588735 , difficulty:  7710115 , date:  "2015-08-02 15:55:50" },
  { height:  588736 , difficulty:  7703833 , date:  "2015-08-02 15:56:36" },
  { height:  588737 , difficulty:  7657589 , date:  "2015-08-02 15:56:54" },
  { height:  588738 , difficulty:  7658932 , date:  "2015-08-02 15:57:26" },
  { height:  588739 , difficulty:  7639202 , date:  "2015-08-02 15:58:41" },
  { height:  588740 , difficulty:  7649768 , date:  "2015-08-02 16:00:45" },
  { height:  588741 , difficulty:  7638231 , date:  "2015-08-02 16:01:47" },
  { height:  588742 , difficulty:  7659603 , date:  "2015-08-02 16:02:15" },
  { height:  588743 , difficulty:  7654558 , date:  "2015-08-02 16:02:49" },
  { height:  588744 , difficulty:  7655246 , date:  "2015-08-02 16:02:52" },
  { height:  588745 , difficulty:  7673354 , date:  "2015-08-02 16:03:04" },
  { height:  588746 , difficulty:  7694121 , date:  "2015-08-02 16:08:12" },
  { height:  588747 , difficulty:  7698932 , date:  "2015-08-02 16:08:57" },
  { height:  588748 , difficulty:  7708777 , date:  "2015-08-02 16:09:16" },
  { height:  588749 , difficulty:  7710934 , date:  "2015-08-02 16:11:27" },
  { height:  588750 , difficulty:  7694430 , date:  "2015-08-02 16:12:07" },
  { height:  588751 , difficulty:  7695534 , date:  "2015-08-02 16:12:32" },
  { height:  588752 , difficulty:  7702836 , date:  "2015-08-02 16:16:50" },
  { height:  588753 , difficulty:  7685395 , date:  "2015-08-02 16:17:17" },
  { height:  588754 , difficulty:  7689162 , date:  "2015-08-02 16:17:42" },
  { height:  588755 , difficulty:  7704558 , date:  "2015-08-02 16:18:13" },
  { height:  588756 , difficulty:  7710140 , date:  "2015-08-02 16:19:13" },
  { height:  588757 , difficulty:  7706074 , date:  "2015-08-02 16:21:06" },
  { height:  588758 , difficulty:  7721477 , date:  "2015-08-02 16:21:30" },
  { height:  588759 , difficulty:  7753372 , date:  "2015-08-02 16:22:57" },
  { height:  588760 , difficulty:  7757131 , date:  "2015-08-02 16:23:22" },
  { height:  588761 , difficulty:  7739791 , date:  "2015-08-02 16:24:32" },
  { height:  588762 , difficulty:  7728893 , date:  "2015-08-02 16:24:36" },
  { height:  588763 , difficulty:  7709091 , date:  "2015-08-02 16:27:50" },
  { height:  588764 , difficulty:  7716625 , date:  "2015-08-02 16:30:18" },
  { height:  588765 , difficulty:  7713827 , date:  "2015-08-02 16:30:44" },
  { height:  588766 , difficulty:  7686466 , date:  "2015-08-02 16:33:07" },
  { height:  588767 , difficulty:  7706478 , date:  "2015-08-02 16:33:12" },
  { height:  588768 , difficulty:  7707017 , date:  "2015-08-02 16:33:51" },
  { height:  588769 , difficulty:  7710613 , date:  "2015-08-02 16:33:53" },
  { height:  588770 , difficulty:  7690829 , date:  "2015-08-02 16:35:47" },
  { height:  588771 , difficulty:  7725916 , date:  "2015-08-02 16:38:18" },
  { height:  588772 , difficulty:  7721180 , date:  "2015-08-02 16:39:42" },
  { height:  588773 , difficulty:  7705070 , date:  "2015-08-02 16:39:49" },
  { height:  588774 , difficulty:  7678721 , date:  "2015-08-02 16:41:07" },
  { height:  588775 , difficulty:  7709022 , date:  "2015-08-02 16:41:20" },
  { height:  588776 , difficulty:  7725394 , date:  "2015-08-02 16:41:53" },
  { height:  588777 , difficulty:  7710219 , date:  "2015-08-02 16:42:04" },
  { height:  588778 , difficulty:  7721213 , date:  "2015-08-02 16:43:04" },
  { height:  588779 , difficulty:  7759654 , date:  "2015-08-02 16:44:09" },
  { height:  588780 , difficulty:  7753021 , date:  "2015-08-02 16:44:12" },
  { height:  588781 , difficulty:  7741160 , date:  "2015-08-02 16:44:26" },
  { height:  588782 , difficulty:  7696207 , date:  "2015-08-02 16:44:48" },
  { height:  588783 , difficulty:  7674509 , date:  "2015-08-02 16:45:05" },
  { height:  588784 , difficulty:  7689185 , date:  "2015-08-02 16:46:38" },
  { height:  588785 , difficulty:  7691687 , date:  "2015-08-02 16:47:24" },
  { height:  588786 , difficulty:  7693718 , date:  "2015-08-02 16:49:47" },
  { height:  588787 , difficulty:  7707806 , date:  "2015-08-02 16:50:41" },
  { height:  588788 , difficulty:  7755515 , date:  "2015-08-02 16:52:33" },
  { height:  588789 , difficulty:  7763551 , date:  "2015-08-02 16:52:39" },
  { height:  588790 , difficulty:  7741843 , date:  "2015-08-02 16:54:07" },
  { height:  588791 , difficulty:  7744305 , date:  "2015-08-02 16:54:33" },
  { height:  588792 , difficulty:  7713647 , date:  "2015-08-02 16:55:45" },
  { height:  588793 , difficulty:  7714890 , date:  "2015-08-02 16:56:34" },
  { height:  588794 , difficulty:  7706457 , date:  "2015-08-02 16:59:05" },
  { height:  588795 , difficulty:  7715190 , date:  "2015-08-02 16:59:15" },
  { height:  588796 , difficulty:  7739124 , date:  "2015-08-02 16:59:29" },
  { height:  588797 , difficulty:  7716572 , date:  "2015-08-02 16:59:33" },
  { height:  588798 , difficulty:  7687817 , date:  "2015-08-02 17:00:16" },
  { height:  588799 , difficulty:  7664044 , date:  "2015-08-02 17:01:37" },
  { height:  588800 , difficulty:  7670638 , date:  "2015-08-02 17:01:44" },
  { height:  588801 , difficulty:  7692077 , date:  "2015-08-02 17:01:44" },
  { height:  588802 , difficulty:  7699831 , date:  "2015-08-02 17:02:08" },
  { height:  588803 , difficulty:  7706764 , date:  "2015-08-02 17:04:19" },
  { height:  588804 , difficulty:  7720513 , date:  "2015-08-02 17:05:11" },
  { height:  588805 , difficulty:  7722638 , date:  "2015-08-02 17:07:02" },
  { height:  588806 , difficulty:  7679058 , date:  "2015-08-02 17:07:19" },
  { height:  588807 , difficulty:  7684278 , date:  "2015-08-02 17:08:55" },
  { height:  588808 , difficulty:  7635595 , date:  "2015-08-02 17:10:15" },
  { height:  588809 , difficulty:  7667240 , date:  "2015-08-02 17:11:53" },
  { height:  588810 , difficulty:  7654006 , date:  "2015-08-02 17:12:41" },
  { height:  588811 , difficulty:  7709778 , date:  "2015-08-02 17:12:45" },
  { height:  588812 , difficulty:  7722824 , date:  "2015-08-02 17:13:07" },
  { height:  588813 , difficulty:  7765482 , date:  "2015-08-02 17:13:47" },
  { height:  588814 , difficulty:  7761962 , date:  "2015-08-02 17:14:01" },
  { height:  588815 , difficulty:  7750177 , date:  "2015-08-02 17:15:01" },
  { height:  588816 , difficulty:  7729349 , date:  "2015-08-02 17:16:41" },
  { height:  588817 , difficulty:  7735837 , date:  "2015-08-02 17:20:42" },
  { height:  588818 , difficulty:  7732924 , date:  "2015-08-02 17:21:39" },
  { height:  588819 , difficulty:  7729077 , date:  "2015-08-02 17:21:46" },
  { height:  588820 , difficulty:  7730721 , date:  "2015-08-02 17:22:27" },
  { height:  588821 , difficulty:  7733956 , date:  "2015-08-02 17:23:13" },
  { height:  588822 , difficulty:  7675608 , date:  "2015-08-02 17:24:01" },
  { height:  588823 , difficulty:  7667180 , date:  "2015-08-02 17:24:17" },
  { height:  588824 , difficulty:  7670703 , date:  "2015-08-02 17:24:36" },
  { height:  588825 , difficulty:  7650678 , date:  "2015-08-02 17:24:43" },
  { height:  588826 , difficulty:  7650292 , date:  "2015-08-02 17:24:56" },
  { height:  588827 , difficulty:  7657021 , date:  "2015-08-02 17:25:58" },
  { height:  588828 , difficulty:  7630432 , date:  "2015-08-02 17:26:16" },
  { height:  588829 , difficulty:  7643131 , date:  "2015-08-02 17:27:53" },
  { height:  588830 , difficulty:  7644462 , date:  "2015-08-02 17:27:57" },
  { height:  588831 , difficulty:  7656628 , date:  "2015-08-02 17:28:44" },
  { height:  588832 , difficulty:  7656284 , date:  "2015-08-02 17:29:11" },
  { height:  588833 , difficulty:  7637003 , date:  "2015-08-02 17:30:31" },
  { height:  588834 , difficulty:  7637942 , date:  "2015-08-02 17:31:27" },
  { height:  588835 , difficulty:  7623827 , date:  "2015-08-02 17:31:57" },
  { height:  588836 , difficulty:  7635379 , date:  "2015-08-02 17:32:37" },
  { height:  588837 , difficulty:  7629335 , date:  "2015-08-02 17:33:14" },
  { height:  588838 , difficulty:  7634775 , date:  "2015-08-02 17:33:30" },
  { height:  588839 , difficulty:  7595152 , date:  "2015-08-02 17:33:42" },
  { height:  588840 , difficulty:  7585215 , date:  "2015-08-02 17:35:07" },
  { height:  588841 , difficulty:  7581001 , date:  "2015-08-02 17:35:16" },
  { height:  588842 , difficulty:  7557962 , date:  "2015-08-02 17:36:22" },
  { height:  588843 , difficulty:  7591923 , date:  "2015-08-02 17:38:16" },
  { height:  588844 , difficulty:  7585542 , date:  "2015-08-02 17:38:26" },
  { height:  588845 , difficulty:  7587612 , date:  "2015-08-02 17:39:35" },
  { height:  588846 , difficulty:  7578826 , date:  "2015-08-02 17:39:44" },
  { height:  588847 , difficulty:  7548062 , date:  "2015-08-02 17:39:48" },
  { height:  588848 , difficulty:  7533158 , date:  "2015-08-02 17:41:01" },
  { height:  588849 , difficulty:  7542418 , date:  "2015-08-02 17:41:07" },
  { height:  588850 , difficulty:  7543082 , date:  "2015-08-02 17:42:25" },
  { height:  588851 , difficulty:  7541554 , date:  "2015-08-02 17:45:49" },
  { height:  588852 , difficulty:  7540062 , date:  "2015-08-02 17:49:13" },
  { height:  588853 , difficulty:  7552994 , date:  "2015-08-02 17:49:16" },
  { height:  588854 , difficulty:  7578861 , date:  "2015-08-02 17:49:56" },
  { height:  588855 , difficulty:  7586994 , date:  "2015-08-02 17:50:24" },
  { height:  588856 , difficulty:  7587083 , date:  "2015-08-02 17:50:42" },
  { height:  588857 , difficulty:  7587772 , date:  "2015-08-02 17:52:29" },
  { height:  588858 , difficulty:  7584683 , date:  "2015-08-02 17:52:45" },
  { height:  588859 , difficulty:  7593196 , date:  "2015-08-02 17:54:39" },
  { height:  588860 , difficulty:  7583554 , date:  "2015-08-02 17:54:49" },
  { height:  588861 , difficulty:  7574584 , date:  "2015-08-02 17:56:59" },
  { height:  588862 , difficulty:  7553253 , date:  "2015-08-02 17:57:13" },
  { height:  588863 , difficulty:  7555688 , date:  "2015-08-02 17:57:18" },
  { height:  588864 , difficulty:  7534859 , date:  "2015-08-02 18:02:27" },
  { height:  588865 , difficulty:  7548129 , date:  "2015-08-02 18:03:59" },
  { height:  588866 , difficulty:  7533778 , date:  "2015-08-02 18:04:28" },
  { height:  588867 , difficulty:  7537366 , date:  "2015-08-02 18:07:24" },
  { height:  588868 , difficulty:  7536523 , date:  "2015-08-02 18:07:39" },
  { height:  588869 , difficulty:  7556569 , date:  "2015-08-02 18:12:54" },
  { height:  588870 , difficulty:  7541686 , date:  "2015-08-02 18:12:55" },
  { height:  588871 , difficulty:  7551085 , date:  "2015-08-02 18:13:52" },
  { height:  588872 , difficulty:  7553706 , date:  "2015-08-02 18:13:56" },
  { height:  588873 , difficulty:  7567206 , date:  "2015-08-02 18:16:33" },
  { height:  588874 , difficulty:  7559027 , date:  "2015-08-02 18:18:28" },
  { height:  588875 , difficulty:  7571396 , date:  "2015-08-02 18:19:35" },
  { height:  588876 , difficulty:  7573464 , date:  "2015-08-02 18:20:01" },
  { height:  588877 , difficulty:  7588888 , date:  "2015-08-02 18:20:03" },
  { height:  588878 , difficulty:  7590407 , date:  "2015-08-02 18:20:38" },
  { height:  588879 , difficulty:  7568318 , date:  "2015-08-02 18:21:20" },
  { height:  588880 , difficulty:  7578114 , date:  "2015-08-02 18:21:52" },
  { height:  588881 , difficulty:  7557213 , date:  "2015-08-02 18:22:51" },
  { height:  588882 , difficulty:  7570027 , date:  "2015-08-02 18:24:32" },
  { height:  588883 , difficulty:  7555790 , date:  "2015-08-02 18:25:13" },
  { height:  588884 , difficulty:  7567479 , date:  "2015-08-02 18:25:16" },
  { height:  588885 , difficulty:  7550337 , date:  "2015-08-02 18:26:12" },
  { height:  588886 , difficulty:  7553690 , date:  "2015-08-02 18:26:49" },
  { height:  588887 , difficulty:  7579062 , date:  "2015-08-02 18:29:09" },
  { height:  588888 , difficulty:  7575919 , date:  "2015-08-02 18:29:55" },
  { height:  588889 , difficulty:  7572643 , date:  "2015-08-02 18:31:12" },
  { height:  588890 , difficulty:  7584285 , date:  "2015-08-02 18:32:43" },
  { height:  588891 , difficulty:  7573168 , date:  "2015-08-02 18:32:46" },
  { height:  588892 , difficulty:  7573603 , date:  "2015-08-02 18:35:07" },
  { height:  588893 , difficulty:  7529334 , date:  "2015-08-02 18:35:12" },
  { height:  588894 , difficulty:  7530399 , date:  "2015-08-02 18:35:35" },
  { height:  588895 , difficulty:  7530832 , date:  "2015-08-02 18:36:14" },
  { height:  588896 , difficulty:  7524409 , date:  "2015-08-02 18:43:16" },
  { height:  588897 , difficulty:  7537937 , date:  "2015-08-02 18:44:15" },
  { height:  588898 , difficulty:  7562052 , date:  "2015-08-02 18:48:17" },
  { height:  588899 , difficulty:  7599187 , date:  "2015-08-02 18:50:16" },
  { height:  588900 , difficulty:  7595890 , date:  "2015-08-02 18:51:54" },
  { height:  588901 , difficulty:  7643164 , date:  "2015-08-02 18:52:00" },
  { height:  588902 , difficulty:  7673055 , date:  "2015-08-02 18:52:09" },
  { height:  588903 , difficulty:  7672210 , date:  "2015-08-02 18:52:35" },
  { height:  588904 , difficulty:  7687537 , date:  "2015-08-02 18:53:58" },
  { height:  588905 , difficulty:  7667906 , date:  "2015-08-02 18:55:18" },
  { height:  588906 , difficulty:  7667712 , date:  "2015-08-02 18:55:42" },
  { height:  588907 , difficulty:  7659592 , date:  "2015-08-02 18:56:24" },
  { height:  588908 , difficulty:  7658803 , date:  "2015-08-02 18:56:49" },
  { height:  588909 , difficulty:  7642962 , date:  "2015-08-02 18:57:05" },
  { height:  588910 , difficulty:  7642326 , date:  "2015-08-02 18:57:53" },
  { height:  588911 , difficulty:  7673660 , date:  "2015-08-02 18:58:18" },
  { height:  588912 , difficulty:  7694650 , date:  "2015-08-02 18:58:33" },
  { height:  588913 , difficulty:  7692501 , date:  "2015-08-02 18:59:32" },
  { height:  588914 , difficulty:  7705747 , date:  "2015-08-02 19:00:11" },
  { height:  588915 , difficulty:  7710907 , date:  "2015-08-02 19:00:36" },
  { height:  588916 , difficulty:  7694790 , date:  "2015-08-02 19:02:19" },
  { height:  588917 , difficulty:  7703406 , date:  "2015-08-02 19:02:25" },
  { height:  588918 , difficulty:  7725686 , date:  "2015-08-02 19:03:57" },
  { height:  588919 , difficulty:  7707990 , date:  "2015-08-02 19:04:24" },
  { height:  588920 , difficulty:  7715107 , date:  "2015-08-02 19:05:00" },
  { height:  588921 , difficulty:  7704163 , date:  "2015-08-02 19:05:16" },
  { height:  588922 , difficulty:  7728061 , date:  "2015-08-02 19:05:29" },
  { height:  588923 , difficulty:  7734933 , date:  "2015-08-02 19:05:49" },
  { height:  588924 , difficulty:  7722271 , date:  "2015-08-02 19:08:08" },
  { height:  588925 , difficulty:  7723398 , date:  "2015-08-02 19:08:10" },
  { height:  588926 , difficulty:  7717978 , date:  "2015-08-02 19:08:25" },
  { height:  588927 , difficulty:  7685209 , date:  "2015-08-02 19:10:51" },
  { height:  588928 , difficulty:  7663661 , date:  "2015-08-02 19:12:28" },
  { height:  588929 , difficulty:  7684601 , date:  "2015-08-02 19:13:33" },
  { height:  588930 , difficulty:  7684961 , date:  "2015-08-02 19:13:34" },
  { height:  588931 , difficulty:  7682976 , date:  "2015-08-02 19:14:34" },
  { height:  588932 , difficulty:  7687901 , date:  "2015-08-02 19:15:06" },
  { height:  588933 , difficulty:  7679863 , date:  "2015-08-02 19:16:19" },
  { height:  588934 , difficulty:  7678077 , date:  "2015-08-02 19:16:25" },
  { height:  588935 , difficulty:  7668356 , date:  "2015-08-02 19:22:28" },
  { height:  588936 , difficulty:  7677146 , date:  "2015-08-02 19:23:20" },
  { height:  588937 , difficulty:  7660525 , date:  "2015-08-02 19:24:58" },
  { height:  588938 , difficulty:  7661728 , date:  "2015-08-02 19:25:57" },
  { height:  588939 , difficulty:  7700919 , date:  "2015-08-02 19:26:00" },
  { height:  588940 , difficulty:  7635013 , date:  "2015-08-02 19:27:43" },
  { height:  588941 , difficulty:  7621735 , date:  "2015-08-02 19:28:12" },
  { height:  588942 , difficulty:  7626298 , date:  "2015-08-02 19:28:14" },
  { height:  588943 , difficulty:  7593597 , date:  "2015-08-02 19:29:01" },
  { height:  588944 , difficulty:  7600048 , date:  "2015-08-02 19:29:04" },
  { height:  588945 , difficulty:  7535293 , date:  "2015-08-02 19:31:41" },
  { height:  588946 , difficulty:  7547078 , date:  "2015-08-02 19:32:58" },
  { height:  588947 , difficulty:  7553498 , date:  "2015-08-02 19:34:48" },
  { height:  588948 , difficulty:  7584666 , date:  "2015-08-02 19:35:22" },
  { height:  588949 , difficulty:  7555977 , date:  "2015-08-02 19:35:26" },
  { height:  588950 , difficulty:  7542637 , date:  "2015-08-02 19:36:20" },
  { height:  588951 , difficulty:  7562910 , date:  "2015-08-02 19:36:48" },
  { height:  588952 , difficulty:  7558930 , date:  "2015-08-02 19:36:49" },
  { height:  588953 , difficulty:  7561659 , date:  "2015-08-02 19:37:03" },
  { height:  588954 , difficulty:  7556661 , date:  "2015-08-02 19:37:47" },
  { height:  588955 , difficulty:  7553927 , date:  "2015-08-02 19:38:01" },
  { height:  588956 , difficulty:  7552883 , date:  "2015-08-02 19:39:29" },
  { height:  588957 , difficulty:  7556794 , date:  "2015-08-02 19:41:07" },
  { height:  588958 , difficulty:  7543251 , date:  "2015-08-02 19:41:25" },
  { height:  588959 , difficulty:  7557766 , date:  "2015-08-02 19:41:35" },
  { height:  588960 , difficulty:  7557957 , date:  "2015-08-02 19:41:44" },
  { height:  588961 , difficulty:  7562691 , date:  "2015-08-02 19:43:12" },
  { height:  588962 , difficulty:  7562792 , date:  "2015-08-02 19:44:42" },
  { height:  588963 , difficulty:  7544000 , date:  "2015-08-02 19:45:40" },
  { height:  588964 , difficulty:  7540810 , date:  "2015-08-02 19:45:51" },
  { height:  588965 , difficulty:  7534924 , date:  "2015-08-02 19:47:25" },
  { height:  588966 , difficulty:  7517168 , date:  "2015-08-02 19:47:32" },
  { height:  588967 , difficulty:  7522528 , date:  "2015-08-02 19:47:53" },
  { height:  588968 , difficulty:  7497216 , date:  "2015-08-02 19:48:10" },
  { height:  588969 , difficulty:  7509498 , date:  "2015-08-02 19:48:26" },
  { height:  588970 , difficulty:  7517709 , date:  "2015-08-02 19:49:09" },
  { height:  588971 , difficulty:  7511675 , date:  "2015-08-02 19:50:48" },
  { height:  588972 , difficulty:  7432702 , date:  "2015-08-02 19:51:24" },
  { height:  588973 , difficulty:  7421998 , date:  "2015-08-02 19:51:30" },
  { height:  588974 , difficulty:  7399785 , date:  "2015-08-02 19:53:12" },
  { height:  588975 , difficulty:  7377230 , date:  "2015-08-02 19:53:17" },
  { height:  588976 , difficulty:  7372398 , date:  "2015-08-02 19:55:09" },
  { height:  588977 , difficulty:  7378236 , date:  "2015-08-02 19:56:26" },
  { height:  588978 , difficulty:  7403124 , date:  "2015-08-02 19:57:02" },
  { height:  588979 , difficulty:  7401863 , date:  "2015-08-02 19:57:26" },
  { height:  588980 , difficulty:  7414864 , date:  "2015-08-02 19:57:56" },
  { height:  588981 , difficulty:  7425829 , date:  "2015-08-02 19:58:43" },
  { height:  588982 , difficulty:  7470054 , date:  "2015-08-02 19:58:50" },
  { height:  588983 , difficulty:  7462977 , date:  "2015-08-02 19:59:13" },
  { height:  588984 , difficulty:  7467065 , date:  "2015-08-02 19:59:41" },
  { height:  588985 , difficulty:  7479676 , date:  "2015-08-02 20:00:20" },
  { height:  588986 , difficulty:  7507094 , date:  "2015-08-02 20:00:29" },
  { height:  588987 , difficulty:  7503467 , date:  "2015-08-02 20:00:42" },
  { height:  588988 , difficulty:  7513486 , date:  "2015-08-02 20:02:03" },
  { height:  588989 , difficulty:  7502928 , date:  "2015-08-02 20:02:25" },
  { height:  588990 , difficulty:  7522224 , date:  "2015-08-02 20:03:15" },
  { height:  588991 , difficulty:  7519075 , date:  "2015-08-02 20:03:41" },
  { height:  588992 , difficulty:  7516505 , date:  "2015-08-02 20:03:57" },
  { height:  588993 , difficulty:  7516845 , date:  "2015-08-02 20:04:06" },
  { height:  588994 , difficulty:  7528827 , date:  "2015-08-02 20:04:31" },
  { height:  588995 , difficulty:  7528131 , date:  "2015-08-02 20:04:36" },
  { height:  588996 , difficulty:  7522468 , date:  "2015-08-02 20:05:00" },
  { height:  588997 , difficulty:  7521745 , date:  "2015-08-02 20:05:10" },
  { height:  588998 , difficulty:  7523976 , date:  "2015-08-02 20:05:38" },
  { height:  588999 , difficulty:  7521271 , date:  "2015-08-02 20:08:46" },
  { height:  589000 , difficulty:  7509892 , date:  "2015-08-02 20:08:47" },
  { height:  589001 , difficulty:  7513125 , date:  "2015-08-02 20:09:16" },
  { height:  589002 , difficulty:  7519230 , date:  "2015-08-02 20:10:06" },
  { height:  589003 , difficulty:  7492821 , date:  "2015-08-02 20:14:00" },
  { height:  589004 , difficulty:  7493504 , date:  "2015-08-02 20:14:01" },
  { height:  589005 , difficulty:  7487506 , date:  "2015-08-02 20:14:39" },
  { height:  589006 , difficulty:  7499306 , date:  "2015-08-02 20:14:56" },
  { height:  589007 , difficulty:  7492690 , date:  "2015-08-02 20:19:44" },
  { height:  589008 , difficulty:  7488349 , date:  "2015-08-02 20:20:22" },
  { height:  589009 , difficulty:  7483610 , date:  "2015-08-02 20:20:56" },
  { height:  589010 , difficulty:  7503190 , date:  "2015-08-02 20:21:45" },
  { height:  589011 , difficulty:  7430622 , date:  "2015-08-02 20:23:32" },
  { height:  589012 , difficulty:  7430168 , date:  "2015-08-02 20:24:01" },
  { height:  589013 , difficulty:  7414251 , date:  "2015-08-02 20:26:49" },
  { height:  589014 , difficulty:  7405380 , date:  "2015-08-02 20:28:03" },
  { height:  589015 , difficulty:  7418373 , date:  "2015-08-02 20:30:05" },
  { height:  589016 , difficulty:  7405415 , date:  "2015-08-02 20:30:29" },
  { height:  589017 , difficulty:  7422229 , date:  "2015-08-02 20:31:33" },
  { height:  589018 , difficulty:  7423459 , date:  "2015-08-02 20:31:40" },
  { height:  589019 , difficulty:  7453848 , date:  "2015-08-02 20:31:41" },
  { height:  589020 , difficulty:  7454629 , date:  "2015-08-02 20:31:44" },
  { height:  589021 , difficulty:  7428074 , date:  "2015-08-02 20:32:29" },
  { height:  589022 , difficulty:  7424135 , date:  "2015-08-02 20:32:39" },
  { height:  589023 , difficulty:  7440930 , date:  "2015-08-02 20:37:50" },
  { height:  589024 , difficulty:  7434868 , date:  "2015-08-02 20:37:58" },
  { height:  589025 , difficulty:  7453142 , date:  "2015-08-02 20:39:08" },
  { height:  589026 , difficulty:  7468229 , date:  "2015-08-02 20:39:09" },
  { height:  589027 , difficulty:  7470797 , date:  "2015-08-02 20:40:14" },
  { height:  589028 , difficulty:  7477833 , date:  "2015-08-02 20:40:16" },
  { height:  589029 , difficulty:  7483447 , date:  "2015-08-02 20:40:50" },
  { height:  589030 , difficulty:  7499686 , date:  "2015-08-02 20:40:53" },
  { height:  589031 , difficulty:  7501601 , date:  "2015-08-02 20:41:14" },
  { height:  589032 , difficulty:  7495309 , date:  "2015-08-02 20:41:58" },
  { height:  589033 , difficulty:  7537511 , date:  "2015-08-02 20:42:37" },
  { height:  589034 , difficulty:  7534251 , date:  "2015-08-02 20:42:59" },
  { height:  589035 , difficulty:  7537843 , date:  "2015-08-02 20:43:06" },
  { height:  589036 , difficulty:  7573419 , date:  "2015-08-02 20:43:54" },
  { height:  589037 , difficulty:  7564736 , date:  "2015-08-02 20:44:51" },
  { height:  589038 , difficulty:  7548812 , date:  "2015-08-02 20:45:18" },
  { height:  589039 , difficulty:  7537483 , date:  "2015-08-02 20:45:31" },
  { height:  589040 , difficulty:  7537479 , date:  "2015-08-02 20:45:43" },
  { height:  589041 , difficulty:  7540987 , date:  "2015-08-02 20:47:35" },
  { height:  589042 , difficulty:  7553357 , date:  "2015-08-02 20:48:17" },
  { height:  589043 , difficulty:  7555328 , date:  "2015-08-02 20:50:41" },
  { height:  589044 , difficulty:  7553316 , date:  "2015-08-02 20:50:44" },
  { height:  589045 , difficulty:  7558368 , date:  "2015-08-02 20:51:57" },
  { height:  589046 , difficulty:  7559699 , date:  "2015-08-02 20:52:42" },
  { height:  589047 , difficulty:  7539843 , date:  "2015-08-02 20:53:58" },
  { height:  589048 , difficulty:  7537682 , date:  "2015-08-02 20:55:08" },
  { height:  589049 , difficulty:  7551437 , date:  "2015-08-02 20:55:51" },
  { height:  589050 , difficulty:  7536209 , date:  "2015-08-02 20:56:28" },
  { height:  589051 , difficulty:  7544472 , date:  "2015-08-02 20:56:31" },
  { height:  589052 , difficulty:  7523813 , date:  "2015-08-02 20:56:46" },
  { height:  589053 , difficulty:  7510042 , date:  "2015-08-02 20:56:50" },
  { height:  589054 , difficulty:  7502947 , date:  "2015-08-02 20:57:02" },
  { height:  589055 , difficulty:  7516517 , date:  "2015-08-02 20:58:23" },
  { height:  589056 , difficulty:  7529584 , date:  "2015-08-02 20:58:27" },
  { height:  589057 , difficulty:  7520475 , date:  "2015-08-02 20:59:42" },
  { height:  589058 , difficulty:  7534384 , date:  "2015-08-02 21:00:30" },
  { height:  589059 , difficulty:  7541487 , date:  "2015-08-02 21:01:15" },
  { height:  589060 , difficulty:  7536397 , date:  "2015-08-02 21:01:42" },
  { height:  589061 , difficulty:  7565754 , date:  "2015-08-02 21:02:37" },
  { height:  589062 , difficulty:  7569303 , date:  "2015-08-02 21:05:08" },
  { height:  589063 , difficulty:  7578168 , date:  "2015-08-02 21:05:36" },
  { height:  589064 , difficulty:  7568914 , date:  "2015-08-02 21:06:38" },
  { height:  589065 , difficulty:  7576898 , date:  "2015-08-02 21:07:05" },
  { height:  589066 , difficulty:  7576812 , date:  "2015-08-02 21:10:43" },
  { height:  589067 , difficulty:  7574622 , date:  "2015-08-02 21:10:45" },
  { height:  589068 , difficulty:  7579762 , date:  "2015-08-02 21:11:18" },
  { height:  589069 , difficulty:  7578619 , date:  "2015-08-02 21:11:38" },
  { height:  589070 , difficulty:  7601411 , date:  "2015-08-02 21:13:22" },
  { height:  589071 , difficulty:  7609941 , date:  "2015-08-02 21:13:26" },
  { height:  589072 , difficulty:  7646641 , date:  "2015-08-02 21:13:47" },
  { height:  589073 , difficulty:  7645241 , date:  "2015-08-02 21:14:52" },
  { height:  589074 , difficulty:  7640838 , date:  "2015-08-02 21:16:38" },
  { height:  589075 , difficulty:  7611449 , date:  "2015-08-02 21:17:51" },
  { height:  589076 , difficulty:  7616733 , date:  "2015-08-02 21:18:19" },
  { height:  589077 , difficulty:  7618442 , date:  "2015-08-02 21:18:26" },
  { height:  589078 , difficulty:  7635159 , date:  "2015-08-02 21:19:05" },
  { height:  589079 , difficulty:  7590658 , date:  "2015-08-02 21:22:14" },
  { height:  589080 , difficulty:  7595261 , date:  "2015-08-02 21:22:14" },
  { height:  589081 , difficulty:  7606158 , date:  "2015-08-02 21:22:20" },
  { height:  589082 , difficulty:  7603623 , date:  "2015-08-02 21:22:47" },
  { height:  589083 , difficulty:  7545815 , date:  "2015-08-02 21:23:06" },
  { height:  589084 , difficulty:  7542685 , date:  "2015-08-02 21:24:14" },
  { height:  589085 , difficulty:  7545346 , date:  "2015-08-02 21:25:51" },
  { height:  589086 , difficulty:  7539988 , date:  "2015-08-02 21:25:56" },
  { height:  589087 , difficulty:  7529360 , date:  "2015-08-02 21:26:04" },
  { height:  589088 , difficulty:  7524123 , date:  "2015-08-02 21:26:45" },
  { height:  589089 , difficulty:  7506136 , date:  "2015-08-02 21:29:13" },
  { height:  589090 , difficulty:  7508020 , date:  "2015-08-02 21:30:32" },
  { height:  589091 , difficulty:  7484975 , date:  "2015-08-02 21:31:07" },
  { height:  589092 , difficulty:  7513644 , date:  "2015-08-02 21:32:07" },
  { height:  589093 , difficulty:  7501237 , date:  "2015-08-02 21:32:17" },
  { height:  589094 , difficulty:  7509523 , date:  "2015-08-02 21:32:48" },
  { height:  589095 , difficulty:  7519119 , date:  "2015-08-02 21:33:43" },
  { height:  589096 , difficulty:  7553561 , date:  "2015-08-02 21:33:59" },
  { height:  589097 , difficulty:  7544530 , date:  "2015-08-02 21:34:17" },
  { height:  589098 , difficulty:  7549588 , date:  "2015-08-02 21:35:33" },
  { height:  589099 , difficulty:  7497055 , date:  "2015-08-02 21:35:39" },
  { height:  589100 , difficulty:  7496185 , date:  "2015-08-02 21:40:31" },
  { height:  589101 , difficulty:  7515036 , date:  "2015-08-02 21:40:32" },
  { height:  589102 , difficulty:  7519176 , date:  "2015-08-02 21:42:36" },
  { height:  589103 , difficulty:  7542492 , date:  "2015-08-02 21:42:40" },
  { height:  589104 , difficulty:  7542924 , date:  "2015-08-02 21:42:43" },
  { height:  589105 , difficulty:  7546867 , date:  "2015-08-02 21:42:48" },
  { height:  589106 , difficulty:  7580020 , date:  "2015-08-02 21:43:03" },
  { height:  589107 , difficulty:  7648590 , date:  "2015-08-02 21:44:08" },
  { height:  589108 , difficulty:  7644381 , date:  "2015-08-02 21:44:44" },
  { height:  589109 , difficulty:  7655649 , date:  "2015-08-02 21:45:20" },
  { height:  589110 , difficulty:  7652434 , date:  "2015-08-02 21:47:40" },
  { height:  589111 , difficulty:  7673121 , date:  "2015-08-02 21:48:44" },
  { height:  589112 , difficulty:  7666792 , date:  "2015-08-02 21:48:46" },
  { height:  589113 , difficulty:  7659609 , date:  "2015-08-02 21:49:00" },
  { height:  589114 , difficulty:  7704944 , date:  "2015-08-02 21:49:39" },
  { height:  589115 , difficulty:  7719196 , date:  "2015-08-02 21:49:59" },
  { height:  589116 , difficulty:  7722643 , date:  "2015-08-02 21:52:09" },
  { height:  589117 , difficulty:  7702111 , date:  "2015-08-02 21:52:12" },
  { height:  589118 , difficulty:  7730092 , date:  "2015-08-02 21:52:53" },
  { height:  589119 , difficulty:  7703090 , date:  "2015-08-02 21:52:58" },
  { height:  589120 , difficulty:  7717837 , date:  "2015-08-02 21:53:46" },
  { height:  589121 , difficulty:  7727602 , date:  "2015-08-02 21:54:49" },
  { height:  589122 , difficulty:  7719578 , date:  "2015-08-02 21:54:52" },
  { height:  589123 , difficulty:  7703951 , date:  "2015-08-02 21:54:57" },
  { height:  589124 , difficulty:  7707336 , date:  "2015-08-02 21:55:46" },
  { height:  589125 , difficulty:  7723753 , date:  "2015-08-02 21:55:57" },
  { height:  589126 , difficulty:  7722404 , date:  "2015-08-02 21:56:56" },
  { height:  589127 , difficulty:  7727103 , date:  "2015-08-02 21:57:04" },
  { height:  589128 , difficulty:  7736102 , date:  "2015-08-02 21:57:07" },
  { height:  589129 , difficulty:  7738563 , date:  "2015-08-02 21:57:22" },
  { height:  589130 , difficulty:  7739909 , date:  "2015-08-02 21:59:12" },
  { height:  589131 , difficulty:  7729531 , date:  "2015-08-02 21:59:45" },
  { height:  589132 , difficulty:  7751198 , date:  "2015-08-02 22:03:12" },
  { height:  589133 , difficulty:  7735811 , date:  "2015-08-02 22:03:17" },
  { height:  589134 , difficulty:  7729635 , date:  "2015-08-02 22:03:18" },
  { height:  589135 , difficulty:  7722626 , date:  "2015-08-02 22:04:03" },
  { height:  589136 , difficulty:  7729911 , date:  "2015-08-02 22:04:17" },
  { height:  589137 , difficulty:  7722529 , date:  "2015-08-02 22:04:26" },
  { height:  589138 , difficulty:  7695950 , date:  "2015-08-02 22:06:31" },
  { height:  589139 , difficulty:  7691022 , date:  "2015-08-02 22:07:17" },
  { height:  589140 , difficulty:  7678131 , date:  "2015-08-02 22:08:09" },
  { height:  589141 , difficulty:  7678362 , date:  "2015-08-02 22:08:11" },
  { height:  589142 , difficulty:  7656790 , date:  "2015-08-02 22:08:23" },
  { height:  589143 , difficulty:  7657648 , date:  "2015-08-02 22:12:15" },
  { height:  589144 , difficulty:  7651803 , date:  "2015-08-02 22:12:41" },
  { height:  589145 , difficulty:  7672172 , date:  "2015-08-02 22:12:54" },
  { height:  589146 , difficulty:  7650805 , date:  "2015-08-02 22:13:00" },
  { height:  589147 , difficulty:  7654621 , date:  "2015-08-02 22:13:05" },
  { height:  589148 , difficulty:  7658492 , date:  "2015-08-02 22:14:00" },
  { height:  589149 , difficulty:  7668978 , date:  "2015-08-02 22:14:06" },
  { height:  589150 , difficulty:  7649381 , date:  "2015-08-02 22:14:18" },
  { height:  589151 , difficulty:  7664836 , date:  "2015-08-02 22:14:26" },
  { height:  589152 , difficulty:  7660045 , date:  "2015-08-02 22:14:32" },
  { height:  589153 , difficulty:  7658641 , date:  "2015-08-02 22:15:18" },
  { height:  589154 , difficulty:  7651562 , date:  "2015-08-02 22:16:48" },
  { height:  589155 , difficulty:  7617979 , date:  "2015-08-02 22:17:03" },
  { height:  589156 , difficulty:  7677295 , date:  "2015-08-02 22:17:48" },
  { height:  589157 , difficulty:  7676937 , date:  "2015-08-02 22:23:58" },
  { height:  589158 , difficulty:  7680858 , date:  "2015-08-02 22:24:03" },
  { height:  589159 , difficulty:  7695852 , date:  "2015-08-02 22:24:14" },
  { height:  589160 , difficulty:  7690633 , date:  "2015-08-02 22:24:47" },
  { height:  589161 , difficulty:  7677509 , date:  "2015-08-02 22:25:09" },
  { height:  589162 , difficulty:  7678067 , date:  "2015-08-02 22:26:13" },
  { height:  589163 , difficulty:  7685900 , date:  "2015-08-02 22:27:54" },
  { height:  589164 , difficulty:  7686387 , date:  "2015-08-02 22:27:57" },
  { height:  589165 , difficulty:  7657140 , date:  "2015-08-02 22:28:57" },
  { height:  589166 , difficulty:  7679629 , date:  "2015-08-02 22:31:00" },
  { height:  589167 , difficulty:  7679429 , date:  "2015-08-02 22:31:03" },
  { height:  589168 , difficulty:  7666863 , date:  "2015-08-02 22:31:09" },
  { height:  589169 , difficulty:  7673933 , date:  "2015-08-02 22:31:18" },
  { height:  589170 , difficulty:  7692593 , date:  "2015-08-02 22:33:44" },
  { height:  589171 , difficulty:  7683385 , date:  "2015-08-02 22:34:10" },
  { height:  589172 , difficulty:  7682216 , date:  "2015-08-02 22:34:32" },
  { height:  589173 , difficulty:  7682222 , date:  "2015-08-02 22:34:37" },
  { height:  589174 , difficulty:  7683528 , date:  "2015-08-02 22:34:50" },
  { height:  589175 , difficulty:  7686242 , date:  "2015-08-02 22:36:01" },
  { height:  589176 , difficulty:  7647497 , date:  "2015-08-02 22:36:19" },
  { height:  589177 , difficulty:  7648143 , date:  "2015-08-02 22:36:25" },
  { height:  589178 , difficulty:  7626328 , date:  "2015-08-02 22:37:08" },
  { height:  589179 , difficulty:  7629754 , date:  "2015-08-02 22:37:09" },
  { height:  589180 , difficulty:  7629758 , date:  "2015-08-02 22:37:16" },
  { height:  589181 , difficulty:  7692073 , date:  "2015-08-02 22:37:34" },
  { height:  589182 , difficulty:  7711621 , date:  "2015-08-02 22:38:14" },
  { height:  589183 , difficulty:  7712636 , date:  "2015-08-02 22:39:44" },
  { height:  589184 , difficulty:  7710370 , date:  "2015-08-02 22:39:46" },
  { height:  589185 , difficulty:  7709015 , date:  "2015-08-02 22:42:13" },
  { height:  589186 , difficulty:  7682901 , date:  "2015-08-02 22:43:09" },
  { height:  589187 , difficulty:  7700297 , date:  "2015-08-02 22:46:10" },
  { height:  589188 , difficulty:  7701551 , date:  "2015-08-02 22:46:11" },
  { height:  589189 , difficulty:  7706853 , date:  "2015-08-02 22:46:31" },
  { height:  589190 , difficulty:  7745536 , date:  "2015-08-02 22:46:34" },
  { height:  589191 , difficulty:  7741491 , date:  "2015-08-02 22:47:43" },
  { height:  589192 , difficulty:  7723297 , date:  "2015-08-02 22:48:06" },
  { height:  589193 , difficulty:  7725487 , date:  "2015-08-02 22:48:10" },
  { height:  589194 , difficulty:  7756292 , date:  "2015-08-02 22:48:13" },
  { height:  589195 , difficulty:  7780023 , date:  "2015-08-02 22:48:18" },
  { height:  589196 , difficulty:  7801678 , date:  "2015-08-02 22:49:00" },
  { height:  589197 , difficulty:  7789413 , date:  "2015-08-02 22:50:25" },
  { height:  589198 , difficulty:  7792122 , date:  "2015-08-02 22:50:27" },
  { height:  589199 , difficulty:  7791713 , date:  "2015-08-02 22:54:44" },
  { height:  589200 , difficulty:  7848202 , date:  "2015-08-02 22:54:45" },
  { height:  589201 , difficulty:  7849215 , date:  "2015-08-02 22:57:11" },
  { height:  589202 , difficulty:  7859401 , date:  "2015-08-02 22:57:22" },
  { height:  589203 , difficulty:  7859490 , date:  "2015-08-02 23:00:05" },
  { height:  589204 , difficulty:  7860274 , date:  "2015-08-02 23:00:11" },
  { height:  589205 , difficulty:  7857919 , date:  "2015-08-02 23:01:06" },
  { height:  589206 , difficulty:  7854401 , date:  "2015-08-02 23:02:40" },
  { height:  589207 , difficulty:  7853622 , date:  "2015-08-02 23:02:49" },
  { height:  589208 , difficulty:  7833026 , date:  "2015-08-02 23:03:13" },
  { height:  589209 , difficulty:  7846766 , date:  "2015-08-02 23:05:17" },
  { height:  589210 , difficulty:  7862104 , date:  "2015-08-02 23:06:42" },
  { height:  589211 , difficulty:  7865323 , date:  "2015-08-02 23:07:32" },
  { height:  589212 , difficulty:  7869637 , date:  "2015-08-02 23:08:12" },
  { height:  589213 , difficulty:  7868994 , date:  "2015-08-02 23:08:19" },
  { height:  589214 , difficulty:  7850063 , date:  "2015-08-02 23:09:17" },
  { height:  589215 , difficulty:  7876463 , date:  "2015-08-02 23:09:36" },
  { height:  589216 , difficulty:  7868019 , date:  "2015-08-02 23:10:01" },
  { height:  589217 , difficulty:  7921062 , date:  "2015-08-02 23:10:34" },
  { height:  589218 , difficulty:  7934388 , date:  "2015-08-02 23:12:20" },
  { height:  589219 , difficulty:  7889349 , date:  "2015-08-02 23:13:16" },
  { height:  589220 , difficulty:  7917200 , date:  "2015-08-02 23:13:30" },
  { height:  589221 , difficulty:  7914695 , date:  "2015-08-02 23:14:17" },
  { height:  589222 , difficulty:  7947062 , date:  "2015-08-02 23:15:29" },
  { height:  589223 , difficulty:  7945854 , date:  "2015-08-02 23:16:00" },
  { height:  589224 , difficulty:  7957257 , date:  "2015-08-02 23:17:09" },
  { height:  589225 , difficulty:  7973597 , date:  "2015-08-02 23:17:15" },
  { height:  589226 , difficulty:  7971392 , date:  "2015-08-02 23:19:57" },
  { height:  589227 , difficulty:  7977816 , date:  "2015-08-02 23:23:52" },
  { height:  589228 , difficulty:  8003741 , date:  "2015-08-02 23:23:57" },
  { height:  589229 , difficulty:  7996216 , date:  "2015-08-02 23:26:04" },
  { height:  589230 , difficulty:  7981709 , date:  "2015-08-02 23:26:55" },
  { height:  589231 , difficulty:  7984522 , date:  "2015-08-02 23:28:06" },
  { height:  589232 , difficulty:  7993103 , date:  "2015-08-02 23:28:45" },
  { height:  589233 , difficulty:  7920609 , date:  "2015-08-02 23:29:21" },
  { height:  589234 , difficulty:  7921721 , date:  "2015-08-02 23:29:38" },
  { height:  589235 , difficulty:  7933627 , date:  "2015-08-02 23:29:42" },
  { height:  589236 , difficulty:  7929747 , date:  "2015-08-02 23:30:53" },
  { height:  589237 , difficulty:  7927215 , date:  "2015-08-02 23:31:21" },
  { height:  589238 , difficulty:  7943654 , date:  "2015-08-02 23:32:28" },
  { height:  589239 , difficulty:  7922357 , date:  "2015-08-02 23:33:31" },
  { height:  589240 , difficulty:  7934215 , date:  "2015-08-02 23:34:03" },
  { height:  589241 , difficulty:  7951313 , date:  "2015-08-02 23:34:23" },
  { height:  589242 , difficulty:  7962132 , date:  "2015-08-02 23:35:54" },
  { height:  589243 , difficulty:  7968587 , date:  "2015-08-02 23:36:09" },
  { height:  589244 , difficulty:  7969707 , date:  "2015-08-02 23:36:31" },
  { height:  589245 , difficulty:  7990995 , date:  "2015-08-02 23:38:14" },
  { height:  589246 , difficulty:  7967887 , date:  "2015-08-02 23:38:41" },
  { height:  589247 , difficulty:  7965817 , date:  "2015-08-02 23:39:35" },
  { height:  589248 , difficulty:  7963729 , date:  "2015-08-02 23:40:59" },
  { height:  589249 , difficulty:  7983592 , date:  "2015-08-02 23:41:39" },
  { height:  589250 , difficulty:  7987514 , date:  "2015-08-02 23:43:29" },
  { height:  589251 , difficulty:  7974985 , date:  "2015-08-02 23:44:10" },
  { height:  589252 , difficulty:  8004831 , date:  "2015-08-02 23:45:04" },
  { height:  589253 , difficulty:  8008451 , date:  "2015-08-02 23:45:46" },
  { height:  589254 , difficulty:  8019190 , date:  "2015-08-02 23:45:53" },
  { height:  589255 , difficulty:  8028794 , date:  "2015-08-02 23:46:32" },
  { height:  589256 , difficulty:  8038869 , date:  "2015-08-02 23:48:17" },
  { height:  589257 , difficulty:  8070453 , date:  "2015-08-02 23:49:20" },
  { height:  589258 , difficulty:  8061022 , date:  "2015-08-02 23:49:52" },
  { height:  589259 , difficulty:  8045275 , date:  "2015-08-02 23:50:11" },
  { height:  589260 , difficulty:  8130223 , date:  "2015-08-02 23:55:22" },
  { height:  589261 , difficulty:  8114886 , date:  "2015-08-02 23:55:31" },
  { height:  589262 , difficulty:  8101927 , date:  "2015-08-02 23:55:48" },
  { height:  589263 , difficulty:  8066295 , date:  "2015-08-02 23:56:24" },
  { height:  589264 , difficulty:  8078172 , date:  "2015-08-02 23:56:31" },
  { height:  589265 , difficulty:  8087245 , date:  "2015-08-02 23:57:50" },
  { height:  589266 , difficulty:  8091713 , date:  "2015-08-02 23:58:34" },
  { height:  589267 , difficulty:  8152120 , date:  "2015-08-03 00:01:47" },
  { height:  589268 , difficulty:  8174813 , date:  "2015-08-03 00:02:11" },
  { height:  589269 , difficulty:  8175424 , date:  "2015-08-03 00:05:34" },
  { height:  589270 , difficulty:  8178308 , date:  "2015-08-03 00:05:39" },
  { height:  589271 , difficulty:  8195917 , date:  "2015-08-03 00:06:05" },
  { height:  589272 , difficulty:  8189163 , date:  "2015-08-03 00:07:18" },
  { height:  589273 , difficulty:  8179342 , date:  "2015-08-03 00:08:11" },
  { height:  589274 , difficulty:  8179510 , date:  "2015-08-03 00:11:41" },
  { height:  589275 , difficulty:  8120447 , date:  "2015-08-03 00:12:51" },
  { height:  589276 , difficulty:  8133739 , date:  "2015-08-03 00:13:21" },
  { height:  589277 , difficulty:  8107434 , date:  "2015-08-03 00:14:34" },
  { height:  589278 , difficulty:  8105652 , date:  "2015-08-03 00:14:36" },
  { height:  589279 , difficulty:  8092896 , date:  "2015-08-03 00:15:19" },
  { height:  589280 , difficulty:  8097069 , date:  "2015-08-03 00:16:16" },
  { height:  589281 , difficulty:  8100209 , date:  "2015-08-03 00:16:25" },
  { height:  589282 , difficulty:  8086635 , date:  "2015-08-03 00:18:15" },
  { height:  589283 , difficulty:  8102142 , date:  "2015-08-03 00:18:25" },
  { height:  589284 , difficulty:  8110284 , date:  "2015-08-03 00:18:41" },
  { height:  589285 , difficulty:  8090498 , date:  "2015-08-03 00:18:53" },
  { height:  589286 , difficulty:  8076309 , date:  "2015-08-03 00:21:34" },
  { height:  589287 , difficulty:  8069054 , date:  "2015-08-03 00:21:39" },
  { height:  589288 , difficulty:  8059687 , date:  "2015-08-03 00:23:23" },
  { height:  589289 , difficulty:  8069236 , date:  "2015-08-03 00:24:37" },
  { height:  589290 , difficulty:  8063319 , date:  "2015-08-03 00:25:15" },
  { height:  589291 , difficulty:  8063420 , date:  "2015-08-03 00:25:47" },
  { height:  589292 , difficulty:  8062554 , date:  "2015-08-03 00:26:05" },
  { height:  589293 , difficulty:  8062340 , date:  "2015-08-03 00:27:14" },
  { height:  589294 , difficulty:  8042603 , date:  "2015-08-03 00:27:16" },
  { height:  589295 , difficulty:  8067118 , date:  "2015-08-03 00:30:08" },
  { height:  589296 , difficulty:  8068380 , date:  "2015-08-03 00:30:35" },
  { height:  589297 , difficulty:  8096355 , date:  "2015-08-03 00:31:15" },
  { height:  589298 , difficulty:  8086171 , date:  "2015-08-03 00:31:30" },
  { height:  589299 , difficulty:  8089062 , date:  "2015-08-03 00:34:05" },
  { height:  589300 , difficulty:  8129799 , date:  "2015-08-03 00:34:06" },
  { height:  589301 , difficulty:  8137389 , date:  "2015-08-03 00:34:12" },
  { height:  589302 , difficulty:  8124288 , date:  "2015-08-03 00:35:17" },
  { height:  589303 , difficulty:  8076952 , date:  "2015-08-03 00:38:55" },
  { height:  589304 , difficulty:  8106220 , date:  "2015-08-03 00:38:57" },
  { height:  589305 , difficulty:  8095219 , date:  "2015-08-03 00:38:59" },
  { height:  589306 , difficulty:  8114276 , date:  "2015-08-03 00:39:59" },
  { height:  589307 , difficulty:  8114698 , date:  "2015-08-03 00:40:13" },
  { height:  589308 , difficulty:  8143736 , date:  "2015-08-03 00:44:55" },
  { height:  589309 , difficulty:  8149117 , date:  "2015-08-03 00:45:21" },
  { height:  589310 , difficulty:  8146775 , date:  "2015-08-03 00:45:42" },
  { height:  589311 , difficulty:  8167205 , date:  "2015-08-03 00:46:04" },
  { height:  589312 , difficulty:  8169985 , date:  "2015-08-03 00:46:41" },
  { height:  589313 , difficulty:  8181727 , date:  "2015-08-03 00:47:00" },
  { height:  589314 , difficulty:  8169255 , date:  "2015-08-03 00:47:04" },
  { height:  589315 , difficulty:  8195400 , date:  "2015-08-03 00:47:24" },
  { height:  589316 , difficulty:  8193357 , date:  "2015-08-03 00:47:42" },
  { height:  589317 , difficulty:  8219775 , date:  "2015-08-03 00:48:31" },
  { height:  589318 , difficulty:  8205870 , date:  "2015-08-03 00:48:43" },
  { height:  589319 , difficulty:  8217697 , date:  "2015-08-03 00:49:19" },
  { height:  589320 , difficulty:  8243346 , date:  "2015-08-03 00:51:36" },
  { height:  589321 , difficulty:  8227464 , date:  "2015-08-03 00:53:33" },
  { height:  589322 , difficulty:  8226785 , date:  "2015-08-03 00:57:32" },
  { height:  589323 , difficulty:  8224633 , date:  "2015-08-03 00:57:42" },
  { height:  589324 , difficulty:  8245133 , date:  "2015-08-03 00:58:07" },
  { height:  589325 , difficulty:  8241509 , date:  "2015-08-03 00:58:37" },
  { height:  589326 , difficulty:  8216758 , date:  "2015-08-03 00:59:28" },
  { height:  589327 , difficulty:  8229922 , date:  "2015-08-03 00:59:57" },
  { height:  589328 , difficulty:  8218147 , date:  "2015-08-03 01:00:15" },
  { height:  589329 , difficulty:  8249592 , date:  "2015-08-03 01:00:35" },
  { height:  589330 , difficulty:  8257743 , date:  "2015-08-03 01:01:48" },
  { height:  589331 , difficulty:  8276796 , date:  "2015-08-03 01:02:59" },
  { height:  589332 , difficulty:  8261631 , date:  "2015-08-03 01:05:03" },
  { height:  589333 , difficulty:  8264667 , date:  "2015-08-03 01:05:07" },
  { height:  589334 , difficulty:  8267933 , date:  "2015-08-03 01:05:36" },
  { height:  589335 , difficulty:  8271661 , date:  "2015-08-03 01:07:19" },
  { height:  589336 , difficulty:  8254295 , date:  "2015-08-03 01:08:19" },
  { height:  589337 , difficulty:  8258731 , date:  "2015-08-03 01:09:32" },
  { height:  589338 , difficulty:  8280427 , date:  "2015-08-03 01:12:59" },
  { height:  589339 , difficulty:  8276998 , date:  "2015-08-03 01:13:57" },
  { height:  589340 , difficulty:  8289784 , date:  "2015-08-03 01:14:42" },
  { height:  589341 , difficulty:  8272239 , date:  "2015-08-03 01:15:43" },
  { height:  589342 , difficulty:  8268631 , date:  "2015-08-03 01:17:28" },
  { height:  589343 , difficulty:  8223105 , date:  "2015-08-03 01:17:50" },
  { height:  589344 , difficulty:  8224469 , date:  "2015-08-03 01:19:28" },
  { height:  589345 , difficulty:  8183363 , date:  "2015-08-03 01:19:52" },
  { height:  589346 , difficulty:  8187642 , date:  "2015-08-03 01:21:53" },
  { height:  589347 , difficulty:  8189792 , date:  "2015-08-03 01:22:19" },
  { height:  589348 , difficulty:  8173238 , date:  "2015-08-03 01:22:58" },
  { height:  589349 , difficulty:  8188447 , date:  "2015-08-03 01:23:01" },
  { height:  589350 , difficulty:  8141237 , date:  "2015-08-03 01:23:38" },
  { height:  589351 , difficulty:  8131177 , date:  "2015-08-03 01:24:20" },
  { height:  589352 , difficulty:  8149921 , date:  "2015-08-03 01:27:41" },
  { height:  589353 , difficulty:  8134039 , date:  "2015-08-03 01:27:53" },
  { height:  589354 , difficulty:  8147201 , date:  "2015-08-03 01:28:02" },
  { height:  589355 , difficulty:  8139086 , date:  "2015-08-03 01:28:15" },
  { height:  589356 , difficulty:  8138414 , date:  "2015-08-03 01:29:20" },
  { height:  589357 , difficulty:  8141776 , date:  "2015-08-03 01:30:54" },
  { height:  589358 , difficulty:  8153052 , date:  "2015-08-03 01:31:16" },
  { height:  589359 , difficulty:  8152830 , date:  "2015-08-03 01:32:02" },
  { height:  589360 , difficulty:  8170236 , date:  "2015-08-03 01:32:38" },
  { height:  589361 , difficulty:  8188421 , date:  "2015-08-03 01:32:44" },
  { height:  589362 , difficulty:  8175510 , date:  "2015-08-03 01:32:59" },
  { height:  589363 , difficulty:  8174939 , date:  "2015-08-03 01:33:21" },
  { height:  589364 , difficulty:  8156716 , date:  "2015-08-03 01:34:15" },
  { height:  589365 , difficulty:  8193405 , date:  "2015-08-03 01:36:10" },
  { height:  589366 , difficulty:  8193286 , date:  "2015-08-03 01:37:57" },
  { height:  589367 , difficulty:  8189018 , date:  "2015-08-03 01:38:00" },
  { height:  589368 , difficulty:  8192526 , date:  "2015-08-03 01:40:51" },
  { height:  589369 , difficulty:  8200374 , date:  "2015-08-03 01:41:02" },
  { height:  589370 , difficulty:  8205275 , date:  "2015-08-03 01:41:06" },
  { height:  589371 , difficulty:  8176015 , date:  "2015-08-03 01:41:18" },
  { height:  589372 , difficulty:  8190171 , date:  "2015-08-03 01:42:56" },
  { height:  589373 , difficulty:  8226468 , date:  "2015-08-03 01:44:12" },
  { height:  589374 , difficulty:  8231796 , date:  "2015-08-03 01:44:36" },
  { height:  589375 , difficulty:  8195128 , date:  "2015-08-03 01:44:43" },
  { height:  589376 , difficulty:  8226962 , date:  "2015-08-03 01:47:05" },
  { height:  589377 , difficulty:  8238132 , date:  "2015-08-03 01:49:32" },
  { height:  589378 , difficulty:  8224797 , date:  "2015-08-03 01:49:34" },
  { height:  589379 , difficulty:  8186316 , date:  "2015-08-03 01:49:39" },
  { height:  589380 , difficulty:  8200925 , date:  "2015-08-03 01:50:41" },
  { height:  589381 , difficulty:  8255299 , date:  "2015-08-03 01:53:13" },
  { height:  589382 , difficulty:  8271184 , date:  "2015-08-03 01:53:19" },
  { height:  589383 , difficulty:  8283671 , date:  "2015-08-03 01:54:08" },
  { height:  589384 , difficulty:  8222248 , date:  "2015-08-03 01:54:34" },
  { height:  589385 , difficulty:  8221192 , date:  "2015-08-03 01:55:16" },
  { height:  589386 , difficulty:  8218900 , date:  "2015-08-03 01:55:32" },
  { height:  589387 , difficulty:  8218582 , date:  "2015-08-03 01:57:11" },
  { height:  589388 , difficulty:  8226847 , date:  "2015-08-03 01:58:25" },
  { height:  589389 , difficulty:  8248176 , date:  "2015-08-03 01:59:54" },
  { height:  589390 , difficulty:  8248862 , date:  "2015-08-03 02:06:41" },
  { height:  589391 , difficulty:  8280522 , date:  "2015-08-03 02:06:52" },
  { height:  589392 , difficulty:  8281560 , date:  "2015-08-03 02:11:16" },
  { height:  589393 , difficulty:  8293351 , date:  "2015-08-03 02:11:28" },
  { height:  589394 , difficulty:  8292175 , date:  "2015-08-03 02:12:04" },
  { height:  589395 , difficulty:  8315955 , date:  "2015-08-03 02:13:20" },
  { height:  589396 , difficulty:  8317639 , date:  "2015-08-03 02:15:27" },
  { height:  589397 , difficulty:  8341864 , date:  "2015-08-03 02:15:48" },
  { height:  589398 , difficulty:  8317210 , date:  "2015-08-03 02:16:01" },
  { height:  589399 , difficulty:  8327128 , date:  "2015-08-03 02:16:04" },
  { height:  589400 , difficulty:  8325584 , date:  "2015-08-03 02:16:18" },
  { height:  589401 , difficulty:  8320789 , date:  "2015-08-03 02:16:25" },
  { height:  589402 , difficulty:  8317680 , date:  "2015-08-03 02:19:14" },
  { height:  589403 , difficulty:  8338616 , date:  "2015-08-03 02:19:26" },
  { height:  589404 , difficulty:  8346284 , date:  "2015-08-03 02:20:01" },
  { height:  589405 , difficulty:  8396085 , date:  "2015-08-03 02:22:39" },
  { height:  589406 , difficulty:  8382804 , date:  "2015-08-03 02:25:13" },
  { height:  589407 , difficulty:  8424081 , date:  "2015-08-03 02:25:53" },
  { height:  589408 , difficulty:  8394207 , date:  "2015-08-03 02:26:07" },
  { height:  589409 , difficulty:  8410746 , date:  "2015-08-03 02:26:59" },
  { height:  589410 , difficulty:  8404621 , date:  "2015-08-03 02:28:37" },
  { height:  589411 , difficulty:  8391154 , date:  "2015-08-03 02:28:43" },
  { height:  589412 , difficulty:  8381584 , date:  "2015-08-03 02:30:24" },
  { height:  589413 , difficulty:  8372297 , date:  "2015-08-03 02:30:36" },
  { height:  589414 , difficulty:  8340224 , date:  "2015-08-03 02:30:46" },
  { height:  589415 , difficulty:  8357942 , date:  "2015-08-03 02:32:40" },
  { height:  589416 , difficulty:  8363403 , date:  "2015-08-03 02:33:24" },
  { height:  589417 , difficulty:  8356199 , date:  "2015-08-03 02:40:20" },
  { height:  589418 , difficulty:  8339479 , date:  "2015-08-03 02:42:31" },
  { height:  589419 , difficulty:  8335743 , date:  "2015-08-03 02:43:07" },
  { height:  589420 , difficulty:  8315260 , date:  "2015-08-03 02:44:01" },
  { height:  589421 , difficulty:  8387492 , date:  "2015-08-03 02:44:07" },
  { height:  589422 , difficulty:  8369162 , date:  "2015-08-03 02:45:27" },
  { height:  589423 , difficulty:  8368266 , date:  "2015-08-03 02:45:59" },
  { height:  589424 , difficulty:  8392370 , date:  "2015-08-03 02:47:24" },
  { height:  589425 , difficulty:  8402661 , date:  "2015-08-03 02:47:30" },
  { height:  589426 , difficulty:  8400420 , date:  "2015-08-03 02:47:39" },
  { height:  589427 , difficulty:  8456438 , date:  "2015-08-03 02:47:54" },
  { height:  589428 , difficulty:  8412726 , date:  "2015-08-03 02:48:50" },
  { height:  589429 , difficulty:  8416848 , date:  "2015-08-03 02:49:27" },
  { height:  589430 , difficulty:  8423266 , date:  "2015-08-03 02:50:18" },
  { height:  589431 , difficulty:  8436065 , date:  "2015-08-03 02:51:47" },
  { height:  589432 , difficulty:  8449164 , date:  "2015-08-03 02:51:53" },
  { height:  589433 , difficulty:  8431987 , date:  "2015-08-03 02:54:58" },
  { height:  589434 , difficulty:  8449375 , date:  "2015-08-03 02:55:11" },
  { height:  589435 , difficulty:  8444707 , date:  "2015-08-03 02:57:03" },
  { height:  589436 , difficulty:  8454223 , date:  "2015-08-03 03:00:02" },
  { height:  589437 , difficulty:  8454547 , date:  "2015-08-03 03:01:02" },
  { height:  589438 , difficulty:  8501670 , date:  "2015-08-03 03:03:04" },
  { height:  589439 , difficulty:  8535390 , date:  "2015-08-03 03:05:49" },
  { height:  589440 , difficulty:  8528877 , date:  "2015-08-03 03:06:51" },
  { height:  589441 , difficulty:  8537139 , date:  "2015-08-03 03:09:52" },
  { height:  589442 , difficulty:  8511391 , date:  "2015-08-03 03:11:10" },
  { height:  589443 , difficulty:  8521662 , date:  "2015-08-03 03:11:43" },
  { height:  589444 , difficulty:  8478660 , date:  "2015-08-03 03:14:00" },
  { height:  589445 , difficulty:  8506289 , date:  "2015-08-03 03:16:07" },
  { height:  589446 , difficulty:  8545566 , date:  "2015-08-03 03:16:54" },
  { height:  589447 , difficulty:  8565340 , date:  "2015-08-03 03:17:22" },
  { height:  589448 , difficulty:  8542314 , date:  "2015-08-03 03:17:24" },
  { height:  589449 , difficulty:  8543847 , date:  "2015-08-03 03:17:44" },
  { height:  589450 , difficulty:  8541926 , date:  "2015-08-03 03:20:26" },
  { height:  589451 , difficulty:  8549610 , date:  "2015-08-03 03:23:35" },
  { height:  589452 , difficulty:  8516309 , date:  "2015-08-03 03:23:37" },
  { height:  589453 , difficulty:  8494657 , date:  "2015-08-03 03:24:02" },
  { height:  589454 , difficulty:  8511864 , date:  "2015-08-03 03:24:29" },
  { height:  589455 , difficulty:  8512138 , date:  "2015-08-03 03:25:23" },
  { height:  589456 , difficulty:  8500513 , date:  "2015-08-03 03:28:47" },
  { height:  589457 , difficulty:  8467949 , date:  "2015-08-03 03:28:54" },
  { height:  589458 , difficulty:  8471869 , date:  "2015-08-03 03:28:59" },
  { height:  589459 , difficulty:  8484302 , date:  "2015-08-03 03:29:07" },
  { height:  589460 , difficulty:  8490441 , date:  "2015-08-03 03:29:35" },
  { height:  589461 , difficulty:  8517609 , date:  "2015-08-03 03:30:22" },
  { height:  589462 , difficulty:  8528448 , date:  "2015-08-03 03:30:51" },
  { height:  589463 , difficulty:  8532691 , date:  "2015-08-03 03:31:22" },
  { height:  589464 , difficulty:  8515821 , date:  "2015-08-03 03:33:29" },
  { height:  589465 , difficulty:  8516488 , date:  "2015-08-03 03:34:09" },
  { height:  589466 , difficulty:  8419455 , date:  "2015-08-03 03:36:21" },
  { height:  589467 , difficulty:  8436016 , date:  "2015-08-03 03:38:40" },
  { height:  589468 , difficulty:  8382541 , date:  "2015-08-03 03:38:42" },
  { height:  589469 , difficulty:  8418759 , date:  "2015-08-03 03:39:15" },
  { height:  589470 , difficulty:  8413204 , date:  "2015-08-03 03:39:50" },
  { height:  589471 , difficulty:  8398549 , date:  "2015-08-03 03:40:05" },
  { height:  589472 , difficulty:  8368658 , date:  "2015-08-03 03:40:11" },
  { height:  589473 , difficulty:  8375359 , date:  "2015-08-03 03:40:47" },
  { height:  589474 , difficulty:  8393659 , date:  "2015-08-03 03:41:04" },
  { height:  589475 , difficulty:  8395853 , date:  "2015-08-03 03:43:47" },
  { height:  589476 , difficulty:  8393462 , date:  "2015-08-03 03:44:28" },
  { height:  589477 , difficulty:  8398873 , date:  "2015-08-03 03:44:55" },
  { height:  589478 , difficulty:  8390388 , date:  "2015-08-03 03:44:57" },
  { height:  589479 , difficulty:  8401596 , date:  "2015-08-03 03:48:19" },
  { height:  589480 , difficulty:  8421968 , date:  "2015-08-03 03:48:25" },
  { height:  589481 , difficulty:  8387620 , date:  "2015-08-03 03:48:58" },
  { height:  589482 , difficulty:  8374301 , date:  "2015-08-03 03:49:21" },
  { height:  589483 , difficulty:  8385768 , date:  "2015-08-03 03:51:08" },
  { height:  589484 , difficulty:  8408262 , date:  "2015-08-03 03:51:15" },
  { height:  589485 , difficulty:  8408616 , date:  "2015-08-03 03:51:35" },
  { height:  589486 , difficulty:  8386167 , date:  "2015-08-03 03:53:48" },
  { height:  589487 , difficulty:  8391395 , date:  "2015-08-03 03:54:13" },
  { height:  589488 , difficulty:  8377175 , date:  "2015-08-03 03:55:20" },
  { height:  589489 , difficulty:  8378773 , date:  "2015-08-03 03:55:25" },
  { height:  589490 , difficulty:  8392399 , date:  "2015-08-03 03:55:59" },
  { height:  589491 , difficulty:  8390007 , date:  "2015-08-03 03:56:28" },
  { height:  589492 , difficulty:  8440984 , date:  "2015-08-03 03:57:49" },
  { height:  589493 , difficulty:  8351699 , date:  "2015-08-03 03:58:30" },
  { height:  589494 , difficulty:  8322007 , date:  "2015-08-03 04:00:21" },
  { height:  589495 , difficulty:  8324323 , date:  "2015-08-03 04:00:53" },
  { height:  589496 , difficulty:  8323380 , date:  "2015-08-03 04:02:56" },
  { height:  589497 , difficulty:  8335054 , date:  "2015-08-03 04:03:10" },
  { height:  589498 , difficulty:  8320461 , date:  "2015-08-03 04:03:59" },
  { height:  589499 , difficulty:  8318493 , date:  "2015-08-03 04:04:37" },
  { height:  589500 , difficulty:  8300592 , date:  "2015-08-03 04:06:23" },
  { height:  589501 , difficulty:  8303651 , date:  "2015-08-03 04:06:32" },
  { height:  589502 , difficulty:  8318033 , date:  "2015-08-03 04:06:51" },
  { height:  589503 , difficulty:  8320244 , date:  "2015-08-03 04:07:05" },
  { height:  589504 , difficulty:  8331752 , date:  "2015-08-03 04:07:20" },
  { height:  589505 , difficulty:  8324966 , date:  "2015-08-03 04:07:36" },
  { height:  589506 , difficulty:  8325343 , date:  "2015-08-03 04:08:35" },
  { height:  589507 , difficulty:  8311438 , date:  "2015-08-03 04:09:24" },
  { height:  589508 , difficulty:  8331145 , date:  "2015-08-03 04:09:40" },
  { height:  589509 , difficulty:  8300768 , date:  "2015-08-03 04:10:17" },
  { height:  589510 , difficulty:  8306409 , date:  "2015-08-03 04:13:25" },
  { height:  589511 , difficulty:  8290184 , date:  "2015-08-03 04:15:30" },
  { height:  589512 , difficulty:  8257023 , date:  "2015-08-03 04:18:05" },
  { height:  589513 , difficulty:  8247799 , date:  "2015-08-03 04:18:17" },
  { height:  589514 , difficulty:  8222833 , date:  "2015-08-03 04:18:24" },
  { height:  589515 , difficulty:  8205287 , date:  "2015-08-03 04:20:36" },
  { height:  589516 , difficulty:  8194265 , date:  "2015-08-03 04:22:12" },
  { height:  589517 , difficulty:  8168587 , date:  "2015-08-03 04:22:28" },
  { height:  589518 , difficulty:  8178747 , date:  "2015-08-03 04:22:44" },
  { height:  589519 , difficulty:  8174911 , date:  "2015-08-03 04:22:55" },
  { height:  589520 , difficulty:  8160333 , date:  "2015-08-03 04:24:19" },
  { height:  589521 , difficulty:  8134098 , date:  "2015-08-03 04:24:20" },
  { height:  589522 , difficulty:  8125725 , date:  "2015-08-03 04:24:24" },
  { height:  589523 , difficulty:  8138090 , date:  "2015-08-03 04:24:51" },
  { height:  589524 , difficulty:  8140767 , date:  "2015-08-03 04:27:11" },
  { height:  589525 , difficulty:  8156185 , date:  "2015-08-03 04:28:27" },
  { height:  589526 , difficulty:  8167861 , date:  "2015-08-03 04:29:04" },
  { height:  589527 , difficulty:  8173174 , date:  "2015-08-03 04:29:32" },
  { height:  589528 , difficulty:  8175089 , date:  "2015-08-03 04:31:49" },
  { height:  589529 , difficulty:  8180244 , date:  "2015-08-03 04:36:11" },
  { height:  589530 , difficulty:  8182092 , date:  "2015-08-03 04:37:27" },
  { height:  589531 , difficulty:  8175159 , date:  "2015-08-03 04:37:48" },
  { height:  589532 , difficulty:  8153810 , date:  "2015-08-03 04:38:04" },
  { height:  589533 , difficulty:  8157466 , date:  "2015-08-03 04:43:25" },
  { height:  589534 , difficulty:  8184798 , date:  "2015-08-03 04:45:16" },
  { height:  589535 , difficulty:  8186842 , date:  "2015-08-03 04:47:03" },
  { height:  589536 , difficulty:  8212747 , date:  "2015-08-03 04:48:57" },
  { height:  589537 , difficulty:  8206549 , date:  "2015-08-03 04:49:00" },
  { height:  589538 , difficulty:  8202522 , date:  "2015-08-03 04:49:41" },
  { height:  589539 , difficulty:  8271078 , date:  "2015-08-03 04:50:10" },
  { height:  589540 , difficulty:  8264305 , date:  "2015-08-03 04:50:39" },
  { height:  589541 , difficulty:  8263371 , date:  "2015-08-03 04:53:07" },
  { height:  589542 , difficulty:  8275572 , date:  "2015-08-03 04:53:09" },
  { height:  589543 , difficulty:  8247195 , date:  "2015-08-03 04:53:48" },
  { height:  589544 , difficulty:  8324694 , date:  "2015-08-03 04:54:13" },
  { height:  589545 , difficulty:  8318403 , date:  "2015-08-03 04:54:50" },
  { height:  589546 , difficulty:  8325316 , date:  "2015-08-03 04:56:29" },
  { height:  589547 , difficulty:  8324112 , date:  "2015-08-03 04:56:36" },
  { height:  589548 , difficulty:  8362702 , date:  "2015-08-03 04:59:04" },
  { height:  589549 , difficulty:  8383735 , date:  "2015-08-03 04:59:52" },
  { height:  589550 , difficulty:  8397642 , date:  "2015-08-03 04:59:56" },
  { height:  589551 , difficulty:  8365089 , date:  "2015-08-03 05:00:54" },
  { height:  589552 , difficulty:  8356881 , date:  "2015-08-03 05:01:26" },
  { height:  589553 , difficulty:  8360289 , date:  "2015-08-03 05:01:36" },
  { height:  589554 , difficulty:  8371636 , date:  "2015-08-03 05:01:57" },
  { height:  589555 , difficulty:  8331216 , date:  "2015-08-03 05:02:03" },
  { height:  589556 , difficulty:  8345757 , date:  "2015-08-03 05:02:45" },
  { height:  589557 , difficulty:  8363963 , date:  "2015-08-03 05:03:25" },
  { height:  589558 , difficulty:  8369862 , date:  "2015-08-03 05:03:47" },
  { height:  589559 , difficulty:  8345670 , date:  "2015-08-03 05:04:01" },
  { height:  589560 , difficulty:  8359250 , date:  "2015-08-03 05:04:29" },
  { height:  589561 , difficulty:  8364957 , date:  "2015-08-03 05:08:53" },
  { height:  589562 , difficulty:  8368115 , date:  "2015-08-03 05:09:35" },
  { height:  589563 , difficulty:  8374750 , date:  "2015-08-03 05:09:55" },
  { height:  589564 , difficulty:  8378651 , date:  "2015-08-03 05:10:23" },
  { height:  589565 , difficulty:  8401405 , date:  "2015-08-03 05:10:45" },
  { height:  589566 , difficulty:  8395153 , date:  "2015-08-03 05:13:30" },
  { height:  589567 , difficulty:  8424524 , date:  "2015-08-03 05:14:43" },
  { height:  589568 , difficulty:  8407177 , date:  "2015-08-03 05:15:25" },
  { height:  589569 , difficulty:  8404156 , date:  "2015-08-03 05:17:59" },
  { height:  589570 , difficulty:  8387681 , date:  "2015-08-03 05:19:37" },
  { height:  589571 , difficulty:  8486888 , date:  "2015-08-03 05:21:07" },
  { height:  589572 , difficulty:  8472091 , date:  "2015-08-03 05:21:24" },
  { height:  589573 , difficulty:  8531503 , date:  "2015-08-03 05:22:25" },
  { height:  589574 , difficulty:  8550781 , date:  "2015-08-03 05:22:51" },
  { height:  589575 , difficulty:  8567559 , date:  "2015-08-03 05:23:04" },
  { height:  589576 , difficulty:  8542988 , date:  "2015-08-03 05:23:14" },
  { height:  589577 , difficulty:  8544125 , date:  "2015-08-03 05:27:27" },
  { height:  589578 , difficulty:  8547089 , date:  "2015-08-03 05:27:46" },
  { height:  589579 , difficulty:  8566003 , date:  "2015-08-03 05:34:33" },
  { height:  589580 , difficulty:  8584016 , date:  "2015-08-03 05:34:39" },
  { height:  589581 , difficulty:  8587281 , date:  "2015-08-03 05:35:43" },
  { height:  589582 , difficulty:  8584080 , date:  "2015-08-03 05:35:44" },
  { height:  589583 , difficulty:  8579048 , date:  "2015-08-03 05:39:52" },
  { height:  589584 , difficulty:  8580293 , date:  "2015-08-03 05:40:26" },
  { height:  589585 , difficulty:  8584333 , date:  "2015-08-03 05:40:38" },
  { height:  589586 , difficulty:  8543462 , date:  "2015-08-03 05:43:51" },
  { height:  589587 , difficulty:  8516408 , date:  "2015-08-03 05:44:14" },
  { height:  589588 , difficulty:  8493023 , date:  "2015-08-03 05:44:23" },
  { height:  589589 , difficulty:  8500843 , date:  "2015-08-03 05:44:47" },
  { height:  589590 , difficulty:  8506332 , date:  "2015-08-03 05:45:47" },
  { height:  589591 , difficulty:  8499882 , date:  "2015-08-03 05:46:22" },
  { height:  589592 , difficulty:  8477983 , date:  "2015-08-03 05:46:48" },
  { height:  589593 , difficulty:  8498003 , date:  "2015-08-03 05:47:13" },
  { height:  589594 , difficulty:  8501637 , date:  "2015-08-03 05:47:15" },
  { height:  589595 , difficulty:  8508810 , date:  "2015-08-03 05:47:20" },
  { height:  589596 , difficulty:  8492377 , date:  "2015-08-03 05:48:20" },
  { height:  589597 , difficulty:  8496142 , date:  "2015-08-03 05:48:47" },
  { height:  589598 , difficulty:  8500898 , date:  "2015-08-03 05:49:06" },
  { height:  589599 , difficulty:  8530148 , date:  "2015-08-03 05:49:31" },
  { height:  589600 , difficulty:  8495799 , date:  "2015-08-03 05:50:48" },
  { height:  589601 , difficulty:  8481158 , date:  "2015-08-03 05:51:29" },
  { height:  589602 , difficulty:  8509624 , date:  "2015-08-03 05:52:30" },
  { height:  589603 , difficulty:  8528106 , date:  "2015-08-03 05:52:56" },
  { height:  589604 , difficulty:  8510653 , date:  "2015-08-03 05:52:58" },
  { height:  589605 , difficulty:  8445731 , date:  "2015-08-03 05:53:28" },
  { height:  589606 , difficulty:  8442617 , date:  "2015-08-03 05:53:45" },
  { height:  589607 , difficulty:  8446234 , date:  "2015-08-03 05:54:50" },
  { height:  589608 , difficulty:  8461361 , date:  "2015-08-03 05:54:54" },
  { height:  589609 , difficulty:  8383861 , date:  "2015-08-03 05:54:57" },
  { height:  589610 , difficulty:  8447344 , date:  "2015-08-03 05:55:19" },
  { height:  589611 , difficulty:  8434512 , date:  "2015-08-03 05:55:47" },
  { height:  589612 , difficulty:  8431503 , date:  "2015-08-03 05:57:26" },
  { height:  589613 , difficulty:  8446447 , date:  "2015-08-03 05:57:52" },
  { height:  589614 , difficulty:  8437847 , date:  "2015-08-03 05:58:22" },
  { height:  589615 , difficulty:  8457480 , date:  "2015-08-03 05:59:57" },
  { height:  589616 , difficulty:  8458623 , date:  "2015-08-03 06:00:02" },
  { height:  589617 , difficulty:  8423314 , date:  "2015-08-03 06:01:27" },
  { height:  589618 , difficulty:  8435721 , date:  "2015-08-03 06:01:31" },
  { height:  589619 , difficulty:  8427905 , date:  "2015-08-03 06:01:36" },
  { height:  589620 , difficulty:  8462268 , date:  "2015-08-03 06:02:35" },
  { height:  589621 , difficulty:  8473682 , date:  "2015-08-03 06:03:10" },
  { height:  589622 , difficulty:  8477822 , date:  "2015-08-03 06:03:57" },
  { height:  589623 , difficulty:  8485937 , date:  "2015-08-03 06:04:13" },
  { height:  589624 , difficulty:  8451234 , date:  "2015-08-03 06:04:55" },
  { height:  589625 , difficulty:  8454226 , date:  "2015-08-03 06:05:29" },
  { height:  589626 , difficulty:  8461714 , date:  "2015-08-03 06:06:03" },
  { height:  589627 , difficulty:  8448892 , date:  "2015-08-03 06:06:26" },
  { height:  589628 , difficulty:  8445810 , date:  "2015-08-03 06:07:37" },
  { height:  589629 , difficulty:  8455724 , date:  "2015-08-03 06:08:53" },
  { height:  589630 , difficulty:  8455425 , date:  "2015-08-03 06:08:57" },
  { height:  589631 , difficulty:  8477349 , date:  "2015-08-03 06:12:23" },
  { height:  589632 , difficulty:  8492842 , date:  "2015-08-03 06:13:23" },
  { height:  589633 , difficulty:  8488761 , date:  "2015-08-03 06:13:44" },
  { height:  589634 , difficulty:  8487186 , date:  "2015-08-03 06:13:47" },
  { height:  589635 , difficulty:  8487329 , date:  "2015-08-03 06:15:36" },
  { height:  589636 , difficulty:  8503870 , date:  "2015-08-03 06:15:39" },
  { height:  589637 , difficulty:  8461580 , date:  "2015-08-03 06:18:18" },
  { height:  589638 , difficulty:  8467043 , date:  "2015-08-03 06:20:01" },
  { height:  589639 , difficulty:  8466270 , date:  "2015-08-03 06:20:07" },
  { height:  589640 , difficulty:  8484311 , date:  "2015-08-03 06:21:15" },
  { height:  589641 , difficulty:  8482115 , date:  "2015-08-03 06:21:47" },
  { height:  589642 , difficulty:  8447667 , date:  "2015-08-03 06:22:42" },
  { height:  589643 , difficulty:  8435387 , date:  "2015-08-03 06:23:54" },
  { height:  589644 , difficulty:  8430523 , date:  "2015-08-03 06:25:05" },
  { height:  589645 , difficulty:  8404663 , date:  "2015-08-03 06:25:11" },
  { height:  589646 , difficulty:  8406449 , date:  "2015-08-03 06:26:14" },
  { height:  589647 , difficulty:  8395020 , date:  "2015-08-03 06:26:33" },
  { height:  589648 , difficulty:  8394162 , date:  "2015-08-03 06:26:35" },
  { height:  589649 , difficulty:  8406227 , date:  "2015-08-03 06:27:53" },
  { height:  589650 , difficulty:  8403122 , date:  "2015-08-03 06:28:19" },
  { height:  589651 , difficulty:  8429640 , date:  "2015-08-03 06:28:50" },
  { height:  589652 , difficulty:  8448303 , date:  "2015-08-03 06:29:13" },
  { height:  589653 , difficulty:  8396737 , date:  "2015-08-03 06:30:28" },
  { height:  589654 , difficulty:  8399972 , date:  "2015-08-03 06:31:26" },
  { height:  589655 , difficulty:  8310435 , date:  "2015-08-03 06:32:02" },
  { height:  589656 , difficulty:  8322306 , date:  "2015-08-03 06:32:17" },
  { height:  589657 , difficulty:  8310538 , date:  "2015-08-03 06:32:27" },
  { height:  589658 , difficulty:  8317768 , date:  "2015-08-03 06:32:48" },
  { height:  589659 , difficulty:  8267118 , date:  "2015-08-03 06:33:42" },
  { height:  589660 , difficulty:  8270202 , date:  "2015-08-03 06:37:05" },
  { height:  589661 , difficulty:  8271347 , date:  "2015-08-03 06:38:45" },
  { height:  589662 , difficulty:  8230578 , date:  "2015-08-03 06:38:54" },
  { height:  589663 , difficulty:  8245967 , date:  "2015-08-03 06:41:38" },
  { height:  589664 , difficulty:  8250738 , date:  "2015-08-03 06:41:43" },
  { height:  589665 , difficulty:  8258569 , date:  "2015-08-03 06:42:51" },
  { height:  589666 , difficulty:  8252226 , date:  "2015-08-03 06:48:02" },
  { height:  589667 , difficulty:  8249427 , date:  "2015-08-03 06:48:32" },
  { height:  589668 , difficulty:  8247066 , date:  "2015-08-03 06:49:18" },
  { height:  589669 , difficulty:  8248729 , date:  "2015-08-03 06:54:04" },
  { height:  589670 , difficulty:  8251107 , date:  "2015-08-03 06:54:24" },
  { height:  589671 , difficulty:  8257288 , date:  "2015-08-03 06:54:37" },
  { height:  589672 , difficulty:  8247153 , date:  "2015-08-03 06:56:42" },
  { height:  589673 , difficulty:  8249056 , date:  "2015-08-03 06:56:48" },
  { height:  589674 , difficulty:  8290781 , date:  "2015-08-03 06:57:00" },
  { height:  589675 , difficulty:  8286827 , date:  "2015-08-03 06:57:16" },
  { height:  589676 , difficulty:  8277117 , date:  "2015-08-03 06:58:27" },
  { height:  589677 , difficulty:  8280907 , date:  "2015-08-03 06:59:32" },
  { height:  589678 , difficulty:  8323938 , date:  "2015-08-03 06:59:55" },
  { height:  589679 , difficulty:  8319734 , date:  "2015-08-03 07:01:04" },
  { height:  589680 , difficulty:  8330135 , date:  "2015-08-03 07:01:10" },
  { height:  589681 , difficulty:  8328651 , date:  "2015-08-03 07:02:37" },
  { height:  589682 , difficulty:  8395840 , date:  "2015-08-03 07:02:42" },
  { height:  589683 , difficulty:  8390931 , date:  "2015-08-03 07:04:18" },
  { height:  589684 , difficulty:  8399944 , date:  "2015-08-03 07:04:20" },
  { height:  589685 , difficulty:  8412716 , date:  "2015-08-03 07:04:37" },
  { height:  589686 , difficulty:  8435337 , date:  "2015-08-03 07:07:19" },
  { height:  589687 , difficulty:  8437340 , date:  "2015-08-03 07:08:12" },
  { height:  589688 , difficulty:  8456127 , date:  "2015-08-03 07:08:37" },
  { height:  589689 , difficulty:  8469826 , date:  "2015-08-03 07:08:56" },
  { height:  589690 , difficulty:  8494473 , date:  "2015-08-03 07:10:35" },
  { height:  589691 , difficulty:  8478669 , date:  "2015-08-03 07:11:49" },
  { height:  589692 , difficulty:  8495158 , date:  "2015-08-03 07:12:12" },
  { height:  589693 , difficulty:  8477531 , date:  "2015-08-03 07:12:29" },
  { height:  589694 , difficulty:  8478510 , date:  "2015-08-03 07:13:50" },
  { height:  589695 , difficulty:  8479722 , date:  "2015-08-03 07:15:30" },
  { height:  589696 , difficulty:  8478065 , date:  "2015-08-03 07:15:55" },
  { height:  589697 , difficulty:  8473713 , date:  "2015-08-03 07:16:55" },
  { height:  589698 , difficulty:  8541405 , date:  "2015-08-03 07:17:46" },
  { height:  589699 , difficulty:  8541250 , date:  "2015-08-03 07:18:15" },
  { height:  589700 , difficulty:  8550059 , date:  "2015-08-03 07:19:41" },
  { height:  589701 , difficulty:  8543496 , date:  "2015-08-03 07:23:05" },
  { height:  589702 , difficulty:  8553049 , date:  "2015-08-03 07:24:13" },
  { height:  589703 , difficulty:  8549477 , date:  "2015-08-03 07:25:12" },
  { height:  589704 , difficulty:  8541873 , date:  "2015-08-03 07:27:18" },
  { height:  589705 , difficulty:  8525259 , date:  "2015-08-03 07:27:21" },
  { height:  589706 , difficulty:  8531194 , date:  "2015-08-03 07:27:25" },
  { height:  589707 , difficulty:  8492534 , date:  "2015-08-03 07:31:56" },
  { height:  589708 , difficulty:  8489000 , date:  "2015-08-03 07:32:42" },
  { height:  589709 , difficulty:  8490920 , date:  "2015-08-03 07:32:52" },
  { height:  589710 , difficulty:  8493576 , date:  "2015-08-03 07:37:32" },
  { height:  589711 , difficulty:  8480070 , date:  "2015-08-03 07:37:34" },
  { height:  589712 , difficulty:  8495086 , date:  "2015-08-03 07:37:48" },
  { height:  589713 , difficulty:  8464063 , date:  "2015-08-03 07:38:25" },
  { height:  589714 , difficulty:  8443581 , date:  "2015-08-03 07:39:16" },
  { height:  589715 , difficulty:  8446668 , date:  "2015-08-03 07:39:18" },
  { height:  589716 , difficulty:  8459110 , date:  "2015-08-03 07:39:45" },
  { height:  589717 , difficulty:  8463188 , date:  "2015-08-03 07:43:22" },
  { height:  589718 , difficulty:  8486695 , date:  "2015-08-03 07:43:27" },
  { height:  589719 , difficulty:  8471206 , date:  "2015-08-03 07:44:54" },
  { height:  589720 , difficulty:  8473220 , date:  "2015-08-03 07:44:56" },
  { height:  589721 , difficulty:  8484317 , date:  "2015-08-03 07:45:58" },
  { height:  589722 , difficulty:  8489043 , date:  "2015-08-03 07:46:27" },
  { height:  589723 , difficulty:  8503171 , date:  "2015-08-03 07:47:36" },
  { height:  589724 , difficulty:  8514829 , date:  "2015-08-03 07:47:44" },
  { height:  589725 , difficulty:  8506169 , date:  "2015-08-03 07:48:00" },
  { height:  589726 , difficulty:  8501968 , date:  "2015-08-03 07:50:24" },
  { height:  589727 , difficulty:  8499588 , date:  "2015-08-03 07:50:51" },
  { height:  589728 , difficulty:  8496525 , date:  "2015-08-03 07:52:18" },
  { height:  589729 , difficulty:  8482526 , date:  "2015-08-03 07:53:20" },
  { height:  589730 , difficulty:  8489742 , date:  "2015-08-03 07:54:15" },
  { height:  589731 , difficulty:  8483209 , date:  "2015-08-03 07:55:43" },
  { height:  589732 , difficulty:  8499425 , date:  "2015-08-03 07:59:05" },
  { height:  589733 , difficulty:  8510194 , date:  "2015-08-03 07:59:21" },
  { height:  589734 , difficulty:  8517508 , date:  "2015-08-03 08:00:51" },
  { height:  589735 , difficulty:  8512085 , date:  "2015-08-03 08:00:57" },
  { height:  589736 , difficulty:  8476761 , date:  "2015-08-03 08:01:43" },
  { height:  589737 , difficulty:  8490546 , date:  "2015-08-03 08:02:48" },
  { height:  589738 , difficulty:  8496374 , date:  "2015-08-03 08:04:17" },
  { height:  589739 , difficulty:  8472432 , date:  "2015-08-03 08:06:12" },
  { height:  589740 , difficulty:  8479011 , date:  "2015-08-03 08:06:34" },
  { height:  589741 , difficulty:  8517252 , date:  "2015-08-03 08:07:24" },
  { height:  589742 , difficulty:  8442443 , date:  "2015-08-03 08:11:46" },
  { height:  589743 , difficulty:  8444334 , date:  "2015-08-03 08:12:36" },
  { height:  589744 , difficulty:  8439157 , date:  "2015-08-03 08:13:16" },
  { height:  589745 , difficulty:  8396189 , date:  "2015-08-03 08:13:39" },
  { height:  589746 , difficulty:  8393439 , date:  "2015-08-03 08:13:49" },
  { height:  589747 , difficulty:  8396417 , date:  "2015-08-03 08:14:05" },
  { height:  589748 , difficulty:  8383020 , date:  "2015-08-03 08:14:56" },
  { height:  589749 , difficulty:  8408151 , date:  "2015-08-03 08:15:05" },
  { height:  589750 , difficulty:  8424084 , date:  "2015-08-03 08:16:04" },
  { height:  589751 , difficulty:  8428152 , date:  "2015-08-03 08:16:24" },
  { height:  589752 , difficulty:  8413788 , date:  "2015-08-03 08:17:00" },
  { height:  589753 , difficulty:  8408619 , date:  "2015-08-03 08:17:40" },
  { height:  589754 , difficulty:  8450159 , date:  "2015-08-03 08:19:37" },
  { height:  589755 , difficulty:  8434622 , date:  "2015-08-03 08:19:39" },
  { height:  589756 , difficulty:  8435873 , date:  "2015-08-03 08:19:57" },
  { height:  589757 , difficulty:  8422575 , date:  "2015-08-03 08:20:49" },
  { height:  589758 , difficulty:  8427432 , date:  "2015-08-03 08:21:47" },
  { height:  589759 , difficulty:  8422114 , date:  "2015-08-03 08:22:13" },
  { height:  589760 , difficulty:  8446643 , date:  "2015-08-03 08:23:09" },
  { height:  589761 , difficulty:  8445232 , date:  "2015-08-03 08:24:15" },
  { height:  589762 , difficulty:  8409499 , date:  "2015-08-03 08:24:19" },
  { height:  589763 , difficulty:  8408177 , date:  "2015-08-03 08:25:04" },
  { height:  589764 , difficulty:  8439566 , date:  "2015-08-03 08:25:45" },
  { height:  589765 , difficulty:  8455820 , date:  "2015-08-03 08:25:55" },
  { height:  589766 , difficulty:  8441997 , date:  "2015-08-03 08:26:12" },
  { height:  589767 , difficulty:  8440263 , date:  "2015-08-03 08:26:49" },
  { height:  589768 , difficulty:  8438824 , date:  "2015-08-03 08:27:15" },
  { height:  589769 , difficulty:  8443891 , date:  "2015-08-03 08:27:29" },
  { height:  589770 , difficulty:  8439237 , date:  "2015-08-03 08:27:31" },
  { height:  589771 , difficulty:  8420512 , date:  "2015-08-03 08:28:34" },
  { height:  589772 , difficulty:  8420428 , date:  "2015-08-03 08:28:38" },
  { height:  589773 , difficulty:  8425880 , date:  "2015-08-03 08:29:10" },
  { height:  589774 , difficulty:  8416818 , date:  "2015-08-03 08:30:28" },
  { height:  589775 , difficulty:  8482487 , date:  "2015-08-03 08:32:21" },
  { height:  589776 , difficulty:  8463525 , date:  "2015-08-03 08:33:47" },
  { height:  589777 , difficulty:  8445849 , date:  "2015-08-03 08:33:51" },
  { height:  589778 , difficulty:  8432095 , date:  "2015-08-03 08:34:09" },
  { height:  589779 , difficulty:  8420312 , date:  "2015-08-03 08:34:52" },
  { height:  589780 , difficulty:  8392963 , date:  "2015-08-03 08:36:14" },
  { height:  589781 , difficulty:  8397453 , date:  "2015-08-03 08:41:23" },
  { height:  589782 , difficulty:  8413603 , date:  "2015-08-03 08:41:25" },
  { height:  589783 , difficulty:  8358928 , date:  "2015-08-03 08:45:22" },
  { height:  589784 , difficulty:  8357975 , date:  "2015-08-03 08:45:58" },
  { height:  589785 , difficulty:  8390353 , date:  "2015-08-03 08:46:10" },
  { height:  589786 , difficulty:  8340447 , date:  "2015-08-03 08:46:19" },
  { height:  589787 , difficulty:  8341828 , date:  "2015-08-03 08:46:37" },
  { height:  589788 , difficulty:  8343247 , date:  "2015-08-03 08:47:07" },
  { height:  589789 , difficulty:  8345009 , date:  "2015-08-03 08:47:31" },
  { height:  589790 , difficulty:  8338921 , date:  "2015-08-03 08:47:39" },
  { height:  589791 , difficulty:  8370453 , date:  "2015-08-03 08:47:51" },
  { height:  589792 , difficulty:  8366042 , date:  "2015-08-03 08:48:13" },
  { height:  589793 , difficulty:  8325724 , date:  "2015-08-03 08:49:07" },
  { height:  589794 , difficulty:  8327051 , date:  "2015-08-03 08:49:47" },
  { height:  589795 , difficulty:  8319169 , date:  "2015-08-03 08:50:40" },
  { height:  589796 , difficulty:  8334765 , date:  "2015-08-03 08:52:27" },
  { height:  589797 , difficulty:  8322194 , date:  "2015-08-03 08:53:05" },
  { height:  589798 , difficulty:  8317893 , date:  "2015-08-03 08:54:07" },
  { height:  589799 , difficulty:  8314553 , date:  "2015-08-03 08:54:42" },
  { height:  589800 , difficulty:  8316592 , date:  "2015-08-03 08:55:01" },
  { height:  589801 , difficulty:  8328002 , date:  "2015-08-03 08:58:25" },
  { height:  589802 , difficulty:  8297493 , date:  "2015-08-03 08:59:54" },
  { height:  589803 , difficulty:  8293189 , date:  "2015-08-03 09:01:28" },
  { height:  589804 , difficulty:  8277735 , date:  "2015-08-03 09:01:38" },
  { height:  589805 , difficulty:  8290131 , date:  "2015-08-03 09:01:46" },
  { height:  589806 , difficulty:  8286297 , date:  "2015-08-03 09:03:53" },
  { height:  589807 , difficulty:  8315269 , date:  "2015-08-03 09:05:19" },
  { height:  589808 , difficulty:  8270727 , date:  "2015-08-03 09:05:39" },
  { height:  589809 , difficulty:  8268568 , date:  "2015-08-03 09:07:18" },
  { height:  589810 , difficulty:  8259508 , date:  "2015-08-03 09:07:23" },
  { height:  589811 , difficulty:  8262665 , date:  "2015-08-03 09:07:42" },
  { height:  589812 , difficulty:  8255397 , date:  "2015-08-03 09:07:45" },
  { height:  589813 , difficulty:  8270574 , date:  "2015-08-03 09:08:36" },
  { height:  589814 , difficulty:  8261995 , date:  "2015-08-03 09:08:40" },
  { height:  589815 , difficulty:  8248818 , date:  "2015-08-03 09:09:39" },
  { height:  589816 , difficulty:  8245560 , date:  "2015-08-03 09:09:41" },
  { height:  589817 , difficulty:  8238279 , date:  "2015-08-03 09:11:13" },
  { height:  589818 , difficulty:  8232717 , date:  "2015-08-03 09:11:49" },
  { height:  589819 , difficulty:  8228549 , date:  "2015-08-03 09:15:42" },
  { height:  589820 , difficulty:  8223659 , date:  "2015-08-03 09:15:43" },
  { height:  589821 , difficulty:  8221021 , date:  "2015-08-03 09:16:58" },
  { height:  589822 , difficulty:  8221110 , date:  "2015-08-03 09:19:29" },
  { height:  589823 , difficulty:  8231245 , date:  "2015-08-03 09:19:31" },
  { height:  589824 , difficulty:  8222159 , date:  "2015-08-03 09:20:27" },
  { height:  589825 , difficulty:  8224106 , date:  "2015-08-03 09:20:58" },
  { height:  589826 , difficulty:  8213749 , date:  "2015-08-03 09:22:07" },
  { height:  589827 , difficulty:  8211840 , date:  "2015-08-03 09:24:52" },
  { height:  589828 , difficulty:  8215370 , date:  "2015-08-03 09:25:33" },
  { height:  589829 , difficulty:  8228024 , date:  "2015-08-03 09:32:29" },
  { height:  589830 , difficulty:  8206191 , date:  "2015-08-03 09:32:32" },
  { height:  589831 , difficulty:  8217221 , date:  "2015-08-03 09:34:59" },
  { height:  589832 , difficulty:  8299383 , date:  "2015-08-03 09:35:00" },
  { height:  589833 , difficulty:  8289731 , date:  "2015-08-03 09:36:11" },
  { height:  589834 , difficulty:  8280089 , date:  "2015-08-03 09:37:39" },
  { height:  589835 , difficulty:  8282930 , date:  "2015-08-03 09:38:56" },
  { height:  589836 , difficulty:  8276367 , date:  "2015-08-03 09:39:24" },
  { height:  589837 , difficulty:  8277189 , date:  "2015-08-03 09:39:54" },
  { height:  589838 , difficulty:  8300838 , date:  "2015-08-03 09:41:26" },
  { height:  589839 , difficulty:  8292316 , date:  "2015-08-03 09:41:53" },
  { height:  589840 , difficulty:  8298027 , date:  "2015-08-03 09:42:40" },
  { height:  589841 , difficulty:  8325601 , date:  "2015-08-03 09:43:22" },
  { height:  589842 , difficulty:  8323618 , date:  "2015-08-03 09:44:20" },
  { height:  589843 , difficulty:  8317697 , date:  "2015-08-03 09:44:24" },
  { height:  589844 , difficulty:  8315026 , date:  "2015-08-03 09:44:27" },
  { height:  589845 , difficulty:  8347101 , date:  "2015-08-03 09:44:40" },
  { height:  589846 , difficulty:  8354001 , date:  "2015-08-03 09:48:20" },
  { height:  589847 , difficulty:  8345634 , date:  "2015-08-03 09:48:54" },
  { height:  589848 , difficulty:  8347111 , date:  "2015-08-03 09:48:59" },
  { height:  589849 , difficulty:  8343913 , date:  "2015-08-03 09:49:49" },
  { height:  589850 , difficulty:  8343504 , date:  "2015-08-03 09:49:54" },
  { height:  589851 , difficulty:  8322741 , date:  "2015-08-03 09:50:15" },
  { height:  589852 , difficulty:  8305530 , date:  "2015-08-03 09:51:50" },
  { height:  589853 , difficulty:  8315950 , date:  "2015-08-03 09:52:45" },
  { height:  589854 , difficulty:  8313347 , date:  "2015-08-03 09:52:51" },
  { height:  589855 , difficulty:  8306324 , date:  "2015-08-03 09:53:39" },
  { height:  589856 , difficulty:  8292695 , date:  "2015-08-03 09:53:41" },
  { height:  589857 , difficulty:  8232191 , date:  "2015-08-03 09:55:42" },
  { height:  589858 , difficulty:  8253422 , date:  "2015-08-03 09:58:34" },
  { height:  589859 , difficulty:  8201115 , date:  "2015-08-03 10:00:31" },
  { height:  589860 , difficulty:  8227320 , date:  "2015-08-03 10:00:38" },
  { height:  589861 , difficulty:  8238498 , date:  "2015-08-03 10:04:16" },
  { height:  589862 , difficulty:  8278917 , date:  "2015-08-03 10:04:23" },
  { height:  589863 , difficulty:  8276076 , date:  "2015-08-03 10:07:24" },
  { height:  589864 , difficulty:  8274839 , date:  "2015-08-03 10:07:29" },
  { height:  589865 , difficulty:  8271017 , date:  "2015-08-03 10:09:10" },
  { height:  589866 , difficulty:  8286030 , date:  "2015-08-03 10:09:12" },
  { height:  589867 , difficulty:  8289642 , date:  "2015-08-03 10:10:26" },
  { height:  589868 , difficulty:  8286565 , date:  "2015-08-03 10:10:49" },
  { height:  589869 , difficulty:  8275791 , date:  "2015-08-03 10:11:57" },
  { height:  589870 , difficulty:  8268674 , date:  "2015-08-03 10:12:13" },
  { height:  589871 , difficulty:  8267014 , date:  "2015-08-03 10:12:19" },
  { height:  589872 , difficulty:  8262885 , date:  "2015-08-03 10:12:23" },
  { height:  589873 , difficulty:  8255538 , date:  "2015-08-03 10:12:48" },
  { height:  589874 , difficulty:  8301180 , date:  "2015-08-03 10:13:37" },
  { height:  589875 , difficulty:  8294116 , date:  "2015-08-03 10:15:02" },
  { height:  589876 , difficulty:  8324264 , date:  "2015-08-03 10:15:48" },
  { height:  589877 , difficulty:  8280494 , date:  "2015-08-03 10:16:11" },
  { height:  589878 , difficulty:  8298251 , date:  "2015-08-03 10:16:47" },
  { height:  589879 , difficulty:  8278729 , date:  "2015-08-03 10:16:52" },
  { height:  589880 , difficulty:  8289768 , date:  "2015-08-03 10:16:57" },
  { height:  589881 , difficulty:  8310328 , date:  "2015-08-03 10:18:50" },
  { height:  589882 , difficulty:  8283857 , date:  "2015-08-03 10:19:16" },
  { height:  589883 , difficulty:  8270441 , date:  "2015-08-03 10:19:40" },
  { height:  589884 , difficulty:  8295025 , date:  "2015-08-03 10:19:45" },
  { height:  589885 , difficulty:  8292479 , date:  "2015-08-03 10:21:30" },
  { height:  589886 , difficulty:  8303504 , date:  "2015-08-03 10:21:40" },
  { height:  589887 , difficulty:  8309007 , date:  "2015-08-03 10:22:12" },
  { height:  589888 , difficulty:  8310576 , date:  "2015-08-03 10:22:28" },
  { height:  589889 , difficulty:  8312896 , date:  "2015-08-03 10:23:13" },
  { height:  589890 , difficulty:  8317008 , date:  "2015-08-03 10:23:40" },
  { height:  589891 , difficulty:  8309784 , date:  "2015-08-03 10:24:33" },
  { height:  589892 , difficulty:  8317491 , date:  "2015-08-03 10:25:22" },
  { height:  589893 , difficulty:  8321239 , date:  "2015-08-03 10:25:40" },
  { height:  589894 , difficulty:  8326447 , date:  "2015-08-03 10:28:18" },
  { height:  589895 , difficulty:  8276497 , date:  "2015-08-03 10:28:32" },
  { height:  589896 , difficulty:  8287561 , date:  "2015-08-03 10:28:42" },
  { height:  589897 , difficulty:  8287327 , date:  "2015-08-03 10:28:52" },
  { height:  589898 , difficulty:  8260318 , date:  "2015-08-03 10:29:12" },
  { height:  589899 , difficulty:  8276086 , date:  "2015-08-03 10:29:15" },
  { height:  589900 , difficulty:  8265065 , date:  "2015-08-03 10:29:55" },
  { height:  589901 , difficulty:  8295510 , date:  "2015-08-03 10:30:51" },
  { height:  589902 , difficulty:  8334268 , date:  "2015-08-03 10:33:13" },
  { height:  589903 , difficulty:  8297629 , date:  "2015-08-03 10:33:35" },
  { height:  589904 , difficulty:  8317834 , date:  "2015-08-03 10:34:04" },
  { height:  589905 , difficulty:  8234683 , date:  "2015-08-03 10:34:55" },
  { height:  589906 , difficulty:  8250490 , date:  "2015-08-03 10:35:25" },
  { height:  589907 , difficulty:  8226362 , date:  "2015-08-03 10:36:16" },
  { height:  589908 , difficulty:  8234911 , date:  "2015-08-03 10:38:24" },
  { height:  589909 , difficulty:  8223299 , date:  "2015-08-03 10:40:46" },
  { height:  589910 , difficulty:  8204932 , date:  "2015-08-03 10:42:53" },
  { height:  589911 , difficulty:  8204163 , date:  "2015-08-03 10:43:59" },
  { height:  589912 , difficulty:  8204738 , date:  "2015-08-03 10:44:04" },
  { height:  589913 , difficulty:  8213616 , date:  "2015-08-03 10:44:37" },
  { height:  589914 , difficulty:  8207708 , date:  "2015-08-03 10:48:06" },
  { height:  589915 , difficulty:  8209423 , date:  "2015-08-03 10:48:11" },
  { height:  589916 , difficulty:  8203919 , date:  "2015-08-03 10:49:31" },
  { height:  589917 , difficulty:  8215547 , date:  "2015-08-03 10:49:36" },
  { height:  589918 , difficulty:  8206450 , date:  "2015-08-03 10:50:45" },
  { height:  589919 , difficulty:  8211072 , date:  "2015-08-03 10:51:28" },
  { height:  589920 , difficulty:  8234181 , date:  "2015-08-03 10:51:48" },
  { height:  589921 , difficulty:  8237978 , date:  "2015-08-03 10:53:17" },
  { height:  589922 , difficulty:  8201175 , date:  "2015-08-03 10:55:02" },
  { height:  589923 , difficulty:  8213046 , date:  "2015-08-03 10:55:03" },
  { height:  589924 , difficulty:  8221533 , date:  "2015-08-03 10:55:50" },
  { height:  589925 , difficulty:  8235680 , date:  "2015-08-03 10:57:58" },
  { height:  589926 , difficulty:  8244446 , date:  "2015-08-03 10:58:00" },
  { height:  589927 , difficulty:  8252464 , date:  "2015-08-03 10:58:18" },
  { height:  589928 , difficulty:  8240926 , date:  "2015-08-03 10:59:15" },
  { height:  589929 , difficulty:  8230552 , date:  "2015-08-03 10:59:47" },
  { height:  589930 , difficulty:  8238487 , date:  "2015-08-03 11:00:55" },
  { height:  589931 , difficulty:  8251858 , date:  "2015-08-03 11:00:57" },
  { height:  589932 , difficulty:  8266107 , date:  "2015-08-03 11:01:03" },
  { height:  589933 , difficulty:  8246151 , date:  "2015-08-03 11:01:17" },
  { height:  589934 , difficulty:  8211930 , date:  "2015-08-03 11:02:20" },
  { height:  589935 , difficulty:  8255923 , date:  "2015-08-03 11:04:41" },
  { height:  589936 , difficulty:  8256564 , date:  "2015-08-03 11:04:54" },
  { height:  589937 , difficulty:  8211331 , date:  "2015-08-03 11:05:21" },
  { height:  589938 , difficulty:  8218208 , date:  "2015-08-03 11:06:35" },
  { height:  589939 , difficulty:  8179518 , date:  "2015-08-03 11:06:38" },
  { height:  589940 , difficulty:  8196373 , date:  "2015-08-03 11:06:53" },
  { height:  589941 , difficulty:  8183915 , date:  "2015-08-03 11:07:26" },
  { height:  589942 , difficulty:  8227025 , date:  "2015-08-03 11:07:28" },
  { height:  589943 , difficulty:  8215943 , date:  "2015-08-03 11:08:31" },
  { height:  589944 , difficulty:  8256850 , date:  "2015-08-03 11:09:48" },
  { height:  589945 , difficulty:  8242711 , date:  "2015-08-03 11:10:29" },
  { height:  589946 , difficulty:  8245098 , date:  "2015-08-03 11:13:08" },
  { height:  589947 , difficulty:  8260444 , date:  "2015-08-03 11:17:29" },
  { height:  589948 , difficulty:  8271748 , date:  "2015-08-03 11:17:34" },
  { height:  589949 , difficulty:  8314303 , date:  "2015-08-03 11:18:51" },
  { height:  589950 , difficulty:  8319447 , date:  "2015-08-03 11:19:36" },
  { height:  589951 , difficulty:  8307039 , date:  "2015-08-03 11:19:47" },
  { height:  589952 , difficulty:  8313617 , date:  "2015-08-03 11:20:31" },
  { height:  589953 , difficulty:  8309071 , date:  "2015-08-03 11:20:35" },
  { height:  589954 , difficulty:  8311024 , date:  "2015-08-03 11:20:38" },
  { height:  589955 , difficulty:  8323320 , date:  "2015-08-03 11:22:16" },
  { height:  589956 , difficulty:  8324559 , date:  "2015-08-03 11:22:18" },
  { height:  589957 , difficulty:  8324239 , date:  "2015-08-03 11:23:50" },
  { height:  589958 , difficulty:  8320847 , date:  "2015-08-03 11:29:03" },
  { height:  589959 , difficulty:  8319267 , date:  "2015-08-03 11:29:06" },
  { height:  589960 , difficulty:  8321223 , date:  "2015-08-03 11:31:15" },
  { height:  589961 , difficulty:  8334529 , date:  "2015-08-03 11:31:28" },
  { height:  589962 , difficulty:  8333762 , date:  "2015-08-03 11:31:29" },
  { height:  589963 , difficulty:  8350879 , date:  "2015-08-03 11:31:56" },
  { height:  589964 , difficulty:  8364785 , date:  "2015-08-03 11:33:27" },
  { height:  589965 , difficulty:  8363570 , date:  "2015-08-03 11:34:16" },
  { height:  589966 , difficulty:  8365160 , date:  "2015-08-03 11:35:04" },
  { height:  589967 , difficulty:  8357420 , date:  "2015-08-03 11:35:08" },
  { height:  589968 , difficulty:  8362504 , date:  "2015-08-03 11:35:11" },
  { height:  589969 , difficulty:  8359243 , date:  "2015-08-03 11:37:09" },
  { height:  589970 , difficulty:  8362937 , date:  "2015-08-03 11:37:12" },
  { height:  589971 , difficulty:  8366315 , date:  "2015-08-03 11:38:47" },
  { height:  589972 , difficulty:  8373637 , date:  "2015-08-03 11:41:10" },
  { height:  589973 , difficulty:  8375142 , date:  "2015-08-03 11:43:14" },
  { height:  589974 , difficulty:  8407094 , date:  "2015-08-03 11:44:05" },
  { height:  589975 , difficulty:  8406869 , date:  "2015-08-03 11:44:16" },
  { height:  589976 , difficulty:  8399087 , date:  "2015-08-03 11:44:34" },
  { height:  589977 , difficulty:  8401489 , date:  "2015-08-03 11:47:24" },
  { height:  589978 , difficulty:  8419829 , date:  "2015-08-03 11:48:28" },
  { height:  589979 , difficulty:  8415431 , date:  "2015-08-03 11:49:55" },
  { height:  589980 , difficulty:  8409441 , date:  "2015-08-03 11:49:58" },
  { height:  589981 , difficulty:  8411764 , date:  "2015-08-03 11:51:07" },
  { height:  589982 , difficulty:  8408223 , date:  "2015-08-03 11:52:06" },
  { height:  589983 , difficulty:  8463105 , date:  "2015-08-03 11:52:18" },
  { height:  589984 , difficulty:  8438990 , date:  "2015-08-03 11:54:43" },
  { height:  589985 , difficulty:  8410519 , date:  "2015-08-03 11:55:56" },
  { height:  589986 , difficulty:  8385921 , date:  "2015-08-03 11:55:59" },
  { height:  589987 , difficulty:  8379192 , date:  "2015-08-03 11:56:59" },
  { height:  589988 , difficulty:  8382505 , date:  "2015-08-03 11:58:06" },
  { height:  589989 , difficulty:  8375799 , date:  "2015-08-03 12:01:32" },
  { height:  589990 , difficulty:  8331898 , date:  "2015-08-03 12:02:18" },
  { height:  589991 , difficulty:  8334931 , date:  "2015-08-03 12:05:00" },
  { height:  589992 , difficulty:  8327739 , date:  "2015-08-03 12:05:35" },
  { height:  589993 , difficulty:  8329372 , date:  "2015-08-03 12:06:06" },
  { height:  589994 , difficulty:  8321737 , date:  "2015-08-03 12:08:04" },
  { height:  589995 , difficulty:  8343417 , date:  "2015-08-03 12:08:47" },
  { height:  589996 , difficulty:  8365974 , date:  "2015-08-03 12:09:14" },
  { height:  589997 , difficulty:  8401100 , date:  "2015-08-03 12:10:18" },
  { height:  589998 , difficulty:  8378792 , date:  "2015-08-03 12:10:44" },
  { height:  589999 , difficulty:  8384353 , date:  "2015-08-03 12:11:37" },
  { height:  590000 , difficulty:  8380342 , date:  "2015-08-03 12:14:39" },
  { height:  590001 , difficulty:  8362404 , date:  "2015-08-03 12:15:07" },
  { height:  590002 , difficulty:  8368721 , date:  "2015-08-03 12:15:11" },
  { height:  590003 , difficulty:  8368778 , date:  "2015-08-03 12:16:39" },
  { height:  590004 , difficulty:  8360143 , date:  "2015-08-03 12:16:44" },
  { height:  590005 , difficulty:  8369651 , date:  "2015-08-03 12:17:38" },
  { height:  590006 , difficulty:  8370287 , date:  "2015-08-03 12:18:14" },
  { height:  590007 , difficulty:  8398832 , date:  "2015-08-03 12:18:56" },
  { height:  590008 , difficulty:  8398364 , date:  "2015-08-03 12:19:01" },
  { height:  590009 , difficulty:  8401852 , date:  "2015-08-03 12:19:41" },
  { height:  590010 , difficulty:  8411166 , date:  "2015-08-03 12:20:16" },
  { height:  590011 , difficulty:  8392128 , date:  "2015-08-03 12:21:16" },
  { height:  590012 , difficulty:  8406220 , date:  "2015-08-03 12:21:33" },
  { height:  590013 , difficulty:  8448676 , date:  "2015-08-03 12:24:34" },
  { height:  590014 , difficulty:  8444775 , date:  "2015-08-03 12:25:01" },
  { height:  590015 , difficulty:  8454575 , date:  "2015-08-03 12:25:04" },
  { height:  590016 , difficulty:  8465412 , date:  "2015-08-03 12:25:38" },
  { height:  590017 , difficulty:  8482487 , date:  "2015-08-03 12:31:02" },
  { height:  590018 , difficulty:  8487289 , date:  "2015-08-03 12:35:20" },
  { height:  590019 , difficulty:  8495679 , date:  "2015-08-03 12:35:45" },
  { height:  590020 , difficulty:  8483083 , date:  "2015-08-03 12:36:23" },
  { height:  590021 , difficulty:  8502393 , date:  "2015-08-03 12:37:19" },
  { height:  590022 , difficulty:  8470586 , date:  "2015-08-03 12:37:30" },
  { height:  590023 , difficulty:  8418016 , date:  "2015-08-03 12:37:48" },
  { height:  590024 , difficulty:  8417684 , date:  "2015-08-03 12:41:17" },
  { height:  590025 , difficulty:  8408547 , date:  "2015-08-03 12:41:28" },
  { height:  590026 , difficulty:  8408157 , date:  "2015-08-03 12:41:44" },
  { height:  590027 , difficulty:  8453391 , date:  "2015-08-03 12:41:47" },
  { height:  590028 , difficulty:  8446086 , date:  "2015-08-03 12:45:03" },
  { height:  590029 , difficulty:  8447547 , date:  "2015-08-03 12:46:42" },
  { height:  590030 , difficulty:  8450214 , date:  "2015-08-03 12:47:12" },
  { height:  590031 , difficulty:  8442688 , date:  "2015-08-03 12:49:24" },
  { height:  590032 , difficulty:  8464886 , date:  "2015-08-03 12:51:54" },
  { height:  590033 , difficulty:  8448509 , date:  "2015-08-03 12:54:06" },
  { height:  590034 , difficulty:  8385818 , date:  "2015-08-03 12:56:37" },
  { height:  590035 , difficulty:  8393800 , date:  "2015-08-03 12:58:37" },
  { height:  590036 , difficulty:  8365272 , date:  "2015-08-03 13:04:16" },
  { height:  590037 , difficulty:  8366004 , date:  "2015-08-03 13:05:06" },
  { height:  590038 , difficulty:  8371165 , date:  "2015-08-03 13:05:07" },
  { height:  590039 , difficulty:  8377792 , date:  "2015-08-03 13:06:18" },
  { height:  590040 , difficulty:  8383690 , date:  "2015-08-03 13:06:19" },
  { height:  590041 , difficulty:  8397566 , date:  "2015-08-03 13:06:28" },
  { height:  590042 , difficulty:  8387312 , date:  "2015-08-03 13:06:37" },
  { height:  590043 , difficulty:  8426872 , date:  "2015-08-03 13:09:22" },
  { height:  590044 , difficulty:  8429036 , date:  "2015-08-03 13:10:36" },
  { height:  590045 , difficulty:  8402425 , date:  "2015-08-03 13:10:54" },
  { height:  590046 , difficulty:  8404854 , date:  "2015-08-03 13:11:47" },
  { height:  590047 , difficulty:  8405855 , date:  "2015-08-03 13:14:46" },
  { height:  590048 , difficulty:  8390378 , date:  "2015-08-03 13:14:49" },
  { height:  590049 , difficulty:  8367257 , date:  "2015-08-03 13:15:12" },
  { height:  590050 , difficulty:  8357373 , date:  "2015-08-03 13:15:42" },
  { height:  590051 , difficulty:  8388230 , date:  "2015-08-03 13:18:16" },
  { height:  590052 , difficulty:  8418809 , date:  "2015-08-03 13:18:18" },
  { height:  590053 , difficulty:  8379674 , date:  "2015-08-03 13:21:04" },
  { height:  590054 , difficulty:  8366304 , date:  "2015-08-03 13:24:42" },
  { height:  590055 , difficulty:  8360844 , date:  "2015-08-03 13:25:50" },
  { height:  590056 , difficulty:  8395896 , date:  "2015-08-03 13:28:47" },
  { height:  590057 , difficulty:  8381384 , date:  "2015-08-03 13:29:02" },
  { height:  590058 , difficulty:  8379256 , date:  "2015-08-03 13:29:34" },
  { height:  590059 , difficulty:  8382930 , date:  "2015-08-03 13:29:35" },
  { height:  590060 , difficulty:  8359287 , date:  "2015-08-03 13:31:08" },
  { height:  590061 , difficulty:  8346379 , date:  "2015-08-03 13:32:24" },
  { height:  590062 , difficulty:  8368960 , date:  "2015-08-03 13:32:38" },
  { height:  590063 , difficulty:  8372477 , date:  "2015-08-03 13:33:32" },
  { height:  590064 , difficulty:  8377834 , date:  "2015-08-03 13:33:44" },
  { height:  590065 , difficulty:  8425228 , date:  "2015-08-03 13:35:44" },
  { height:  590066 , difficulty:  8417061 , date:  "2015-08-03 13:40:55" },
  { height:  590067 , difficulty:  8441251 , date:  "2015-08-03 13:40:56" },
  { height:  590068 , difficulty:  8435862 , date:  "2015-08-03 13:41:18" },
  { height:  590069 , difficulty:  8437108 , date:  "2015-08-03 13:41:22" },
  { height:  590070 , difficulty:  8427187 , date:  "2015-08-03 13:42:07" },
  { height:  590071 , difficulty:  8447115 , date:  "2015-08-03 13:43:25" },
  { height:  590072 , difficulty:  8445732 , date:  "2015-08-03 13:43:43" },
  { height:  590073 , difficulty:  8433794 , date:  "2015-08-03 13:44:53" },
  { height:  590074 , difficulty:  8428444 , date:  "2015-08-03 13:46:39" },
  { height:  590075 , difficulty:  8419340 , date:  "2015-08-03 13:47:47" },
  { height:  590076 , difficulty:  8378391 , date:  "2015-08-03 13:53:17" },
  { height:  590077 , difficulty:  8411509 , date:  "2015-08-03 13:53:43" },
  { height:  590078 , difficulty:  8413442 , date:  "2015-08-03 13:54:25" },
  { height:  590079 , difficulty:  8401023 , date:  "2015-08-03 13:54:49" },
  { height:  590080 , difficulty:  8437022 , date:  "2015-08-03 13:54:59" },
  { height:  590081 , difficulty:  8460736 , date:  "2015-08-03 13:56:24" },
  { height:  590082 , difficulty:  8461598 , date:  "2015-08-03 13:57:42" },
  { height:  590083 , difficulty:  8454945 , date:  "2015-08-03 13:59:44" },
  { height:  590084 , difficulty:  8466111 , date:  "2015-08-03 14:04:01" },
  { height:  590085 , difficulty:  8479952 , date:  "2015-08-03 14:04:05" },
  { height:  590086 , difficulty:  8473057 , date:  "2015-08-03 14:04:36" },
  { height:  590087 , difficulty:  8482874 , date:  "2015-08-03 14:04:38" },
  { height:  590088 , difficulty:  8481735 , date:  "2015-08-03 14:04:52" },
  { height:  590089 , difficulty:  8441209 , date:  "2015-08-03 14:07:26" },
  { height:  590090 , difficulty:  8462019 , date:  "2015-08-03 14:09:50" },
  { height:  590091 , difficulty:  8471946 , date:  "2015-08-03 14:10:17" },
  { height:  590092 , difficulty:  8564287 , date:  "2015-08-03 14:11:13" },
  { height:  590093 , difficulty:  8517720 , date:  "2015-08-03 14:11:49" },
  { height:  590094 , difficulty:  8464759 , date:  "2015-08-03 14:12:03" },
  { height:  590095 , difficulty:  8471978 , date:  "2015-08-03 14:13:41" },
  { height:  590096 , difficulty:  8464511 , date:  "2015-08-03 14:13:54" },
  { height:  590097 , difficulty:  8470457 , date:  "2015-08-03 14:15:25" },
  { height:  590098 , difficulty:  8475641 , date:  "2015-08-03 14:17:09" },
  { height:  590099 , difficulty:  8491715 , date:  "2015-08-03 14:17:34" },
  { height:  590100 , difficulty:  8443356 , date:  "2015-08-03 14:21:37" },
  { height:  590101 , difficulty:  8442895 , date:  "2015-08-03 14:21:56" },
  { height:  590102 , difficulty:  8442577 , date:  "2015-08-03 14:22:31" },
  { height:  590103 , difficulty:  8455223 , date:  "2015-08-03 14:24:02" },
  { height:  590104 , difficulty:  8417652 , date:  "2015-08-03 14:24:45" },
  { height:  590105 , difficulty:  8406402 , date:  "2015-08-03 14:26:07" },
  { height:  590106 , difficulty:  8420309 , date:  "2015-08-03 14:26:53" },
  { height:  590107 , difficulty:  8390704 , date:  "2015-08-03 14:26:59" },
  { height:  590108 , difficulty:  8398959 , date:  "2015-08-03 14:30:19" },
  { height:  590109 , difficulty:  8371144 , date:  "2015-08-03 14:31:36" },
  { height:  590110 , difficulty:  8361970 , date:  "2015-08-03 14:32:15" },
  { height:  590111 , difficulty:  8375606 , date:  "2015-08-03 14:33:51" },
  { height:  590112 , difficulty:  8310895 , date:  "2015-08-03 14:37:13" },
  { height:  590113 , difficulty:  8327235 , date:  "2015-08-03 14:38:08" },
  { height:  590114 , difficulty:  8364941 , date:  "2015-08-03 14:38:27" },
  { height:  590115 , difficulty:  8362596 , date:  "2015-08-03 14:42:19" },
  { height:  590116 , difficulty:  8404400 , date:  "2015-08-03 14:43:59" },
  { height:  590117 , difficulty:  8420445 , date:  "2015-08-03 14:44:33" },
  { height:  590118 , difficulty:  8425881 , date:  "2015-08-03 14:44:48" },
  { height:  590119 , difficulty:  8419189 , date:  "2015-08-03 14:46:15" },
  { height:  590120 , difficulty:  8431569 , date:  "2015-08-03 14:48:03" },
  { height:  590121 , difficulty:  8438189 , date:  "2015-08-03 14:48:05" },
  { height:  590122 , difficulty:  8432004 , date:  "2015-08-03 14:49:45" },
  { height:  590123 , difficulty:  8390136 , date:  "2015-08-03 14:50:06" },
  { height:  590124 , difficulty:  8393860 , date:  "2015-08-03 14:51:45" },
  { height:  590125 , difficulty:  8426261 , date:  "2015-08-03 14:55:23" },
  { height:  590126 , difficulty:  8463648 , date:  "2015-08-03 14:55:47" },
  { height:  590127 , difficulty:  8427375 , date:  "2015-08-03 14:56:14" },
  { height:  590128 , difficulty:  8432684 , date:  "2015-08-03 14:57:16" },
  { height:  590129 , difficulty:  8399716 , date:  "2015-08-03 14:57:41" },
  { height:  590130 , difficulty:  8361164 , date:  "2015-08-03 14:59:28" },
  { height:  590131 , difficulty:  8392673 , date:  "2015-08-03 15:01:14" },
  { height:  590132 , difficulty:  8352913 , date:  "2015-08-03 15:03:26" },
  { height:  590133 , difficulty:  8350442 , date:  "2015-08-03 15:03:32" },
  { height:  590134 , difficulty:  8344704 , date:  "2015-08-03 15:04:01" },
  { height:  590135 , difficulty:  8350784 , date:  "2015-08-03 15:05:42" },
  { height:  590136 , difficulty:  8339863 , date:  "2015-08-03 15:05:52" },
  { height:  590137 , difficulty:  8328701 , date:  "2015-08-03 15:06:31" },
  { height:  590138 , difficulty:  8332353 , date:  "2015-08-03 15:07:06" },
  { height:  590139 , difficulty:  8349009 , date:  "2015-08-03 15:07:20" },
  { height:  590140 , difficulty:  8355276 , date:  "2015-08-03 15:08:50" },
  { height:  590141 , difficulty:  8358073 , date:  "2015-08-03 15:09:04" },
  { height:  590142 , difficulty:  8318258 , date:  "2015-08-03 15:09:55" },
  { height:  590143 , difficulty:  8318586 , date:  "2015-08-03 15:10:42" },
  { height:  590144 , difficulty:  8321147 , date:  "2015-08-03 15:11:33" },
  { height:  590145 , difficulty:  8328334 , date:  "2015-08-03 15:11:43" },
  { height:  590146 , difficulty:  8321465 , date:  "2015-08-03 15:12:45" },
  { height:  590147 , difficulty:  8305041 , date:  "2015-08-03 15:13:06" },
  { height:  590148 , difficulty:  8309290 , date:  "2015-08-03 15:17:10" },
  { height:  590149 , difficulty:  8297201 , date:  "2015-08-03 15:17:43" },
  { height:  590150 , difficulty:  8310330 , date:  "2015-08-03 15:20:35" },
  { height:  590151 , difficulty:  8304174 , date:  "2015-08-03 15:24:09" },
  { height:  590152 , difficulty:  8235208 , date:  "2015-08-03 15:24:43" },
  { height:  590153 , difficulty:  8229832 , date:  "2015-08-03 15:25:30" },
  { height:  590154 , difficulty:  8266060 , date:  "2015-08-03 15:27:23" },
  { height:  590155 , difficulty:  8261936 , date:  "2015-08-03 15:28:21" },
  { height:  590156 , difficulty:  8267244 , date:  "2015-08-03 15:28:24" },
  { height:  590157 , difficulty:  8253314 , date:  "2015-08-03 15:30:17" },
  { height:  590158 , difficulty:  8260015 , date:  "2015-08-03 15:33:55" },
  { height:  590159 , difficulty:  8234074 , date:  "2015-08-03 15:33:59" },
  { height:  590160 , difficulty:  8181060 , date:  "2015-08-03 15:35:14" },
  { height:  590161 , difficulty:  8210036 , date:  "2015-08-03 15:35:19" },
  { height:  590162 , difficulty:  8208824 , date:  "2015-08-03 15:35:55" },
  { height:  590163 , difficulty:  8223593 , date:  "2015-08-03 15:39:51" },
  { height:  590164 , difficulty:  8221738 , date:  "2015-08-03 15:40:11" },
  { height:  590165 , difficulty:  8194925 , date:  "2015-08-03 15:40:21" },
  { height:  590166 , difficulty:  8169435 , date:  "2015-08-03 15:40:31" },
  { height:  590167 , difficulty:  8181490 , date:  "2015-08-03 15:40:40" },
  { height:  590168 , difficulty:  8178499 , date:  "2015-08-03 15:42:32" },
  { height:  590169 , difficulty:  8195538 , date:  "2015-08-03 15:42:43" },
  { height:  590170 , difficulty:  8199791 , date:  "2015-08-03 15:42:49" },
  { height:  590171 , difficulty:  8205628 , date:  "2015-08-03 15:42:52" },
  { height:  590172 , difficulty:  8206064 , date:  "2015-08-03 15:45:47" },
  { height:  590173 , difficulty:  8196914 , date:  "2015-08-03 15:46:44" },
  { height:  590174 , difficulty:  8182451 , date:  "2015-08-03 15:47:12" },
  { height:  590175 , difficulty:  8200837 , date:  "2015-08-03 15:47:34" },
  { height:  590176 , difficulty:  8149066 , date:  "2015-08-03 15:49:27" },
  { height:  590177 , difficulty:  8149269 , date:  "2015-08-03 15:50:41" },
  { height:  590178 , difficulty:  8144833 , date:  "2015-08-03 15:51:37" },
  { height:  590179 , difficulty:  8128305 , date:  "2015-08-03 15:52:54" },
  { height:  590180 , difficulty:  8122528 , date:  "2015-08-03 15:55:42" },
  { height:  590181 , difficulty:  8117617 , date:  "2015-08-03 15:56:43" },
  { height:  590182 , difficulty:  8118451 , date:  "2015-08-03 15:58:30" },
  { height:  590183 , difficulty:  8120739 , date:  "2015-08-03 15:59:13" },
  { height:  590184 , difficulty:  8085317 , date:  "2015-08-03 15:59:30" },
  { height:  590185 , difficulty:  8109618 , date:  "2015-08-03 16:00:00" },
  { height:  590186 , difficulty:  8128581 , date:  "2015-08-03 16:00:35" },
  { height:  590187 , difficulty:  8141754 , date:  "2015-08-03 16:01:04" },
  { height:  590188 , difficulty:  8100200 , date:  "2015-08-03 16:02:17" },
  { height:  590189 , difficulty:  8089912 , date:  "2015-08-03 16:02:44" },
  { height:  590190 , difficulty:  8114830 , date:  "2015-08-03 16:03:35" },
  { height:  590191 , difficulty:  8085440 , date:  "2015-08-03 16:06:14" },
  { height:  590192 , difficulty:  8067607 , date:  "2015-08-03 16:06:59" },
  { height:  590193 , difficulty:  8064103 , date:  "2015-08-03 16:08:02" },
  { height:  590194 , difficulty:  8063642 , date:  "2015-08-03 16:08:05" },
  { height:  590195 , difficulty:  8063410 , date:  "2015-08-03 16:08:32" },
  { height:  590196 , difficulty:  8040832 , date:  "2015-08-03 16:08:50" },
  { height:  590197 , difficulty:  8041763 , date:  "2015-08-03 16:09:16" },
  { height:  590198 , difficulty:  8026576 , date:  "2015-08-03 16:09:54" },
  { height:  590199 , difficulty:  8052533 , date:  "2015-08-03 16:10:18" },
  { height:  590200 , difficulty:  8047962 , date:  "2015-08-03 16:10:42" },
  { height:  590201 , difficulty:  8009611 , date:  "2015-08-03 16:10:43" },
  { height:  590202 , difficulty:  8010928 , date:  "2015-08-03 16:12:33" },
  { height:  590203 , difficulty:  8034852 , date:  "2015-08-03 16:12:54" },
  { height:  590204 , difficulty:  8078382 , date:  "2015-08-03 16:13:35" },
  { height:  590205 , difficulty:  8089804 , date:  "2015-08-03 16:17:00" },
  { height:  590206 , difficulty:  8071451 , date:  "2015-08-03 16:17:34" },
  { height:  590207 , difficulty:  8052405 , date:  "2015-08-03 16:17:39" },
  { height:  590208 , difficulty:  8093631 , date:  "2015-08-03 16:19:05" },
  { height:  590209 , difficulty:  8116808 , date:  "2015-08-03 16:21:03" },
  { height:  590210 , difficulty:  8134167 , date:  "2015-08-03 16:21:50" },
  { height:  590211 , difficulty:  8137248 , date:  "2015-08-03 16:22:17" },
  { height:  590212 , difficulty:  8135925 , date:  "2015-08-03 16:22:53" },
  { height:  590213 , difficulty:  8136569 , date:  "2015-08-03 16:23:18" },
  { height:  590214 , difficulty:  8135350 , date:  "2015-08-03 16:23:34" },
  { height:  590215 , difficulty:  8138785 , date:  "2015-08-03 16:25:26" },
  { height:  590216 , difficulty:  8151712 , date:  "2015-08-03 16:26:36" },
  { height:  590217 , difficulty:  8149199 , date:  "2015-08-03 16:27:32" },
  { height:  590218 , difficulty:  8146669 , date:  "2015-08-03 16:27:58" },
  { height:  590219 , difficulty:  8141814 , date:  "2015-08-03 16:28:04" },
  { height:  590220 , difficulty:  8138738 , date:  "2015-08-03 16:31:08" },
  { height:  590221 , difficulty:  8158365 , date:  "2015-08-03 16:33:21" },
  { height:  590222 , difficulty:  8146223 , date:  "2015-08-03 16:33:23" },
  { height:  590223 , difficulty:  8174211 , date:  "2015-08-03 16:33:50" },
  { height:  590224 , difficulty:  8130833 , date:  "2015-08-03 16:35:16" },
  { height:  590225 , difficulty:  8124310 , date:  "2015-08-03 16:35:46" },
  { height:  590226 , difficulty:  8099311 , date:  "2015-08-03 16:35:55" },
  { height:  590227 , difficulty:  8059774 , date:  "2015-08-03 16:37:50" },
  { height:  590228 , difficulty:  8054399 , date:  "2015-08-03 16:38:08" },
  { height:  590229 , difficulty:  8048575 , date:  "2015-08-03 16:38:29" },
  { height:  590230 , difficulty:  8025517 , date:  "2015-08-03 16:38:39" },
  { height:  590231 , difficulty:  8021962 , date:  "2015-08-03 16:38:41" },
  { height:  590232 , difficulty:  8029723 , date:  "2015-08-03 16:39:37" },
  { height:  590233 , difficulty:  8010098 , date:  "2015-08-03 16:41:30" },
  { height:  590234 , difficulty:  7966726 , date:  "2015-08-03 16:43:46" },
  { height:  590235 , difficulty:  7971590 , date:  "2015-08-03 16:43:48" },
  { height:  590236 , difficulty:  8011386 , date:  "2015-08-03 16:44:08" },
  { height:  590237 , difficulty:  8019029 , date:  "2015-08-03 16:44:24" },
  { height:  590238 , difficulty:  8015348 , date:  "2015-08-03 16:44:34" },
  { height:  590239 , difficulty:  7970959 , date:  "2015-08-03 16:45:01" },
  { height:  590240 , difficulty:  7971095 , date:  "2015-08-03 16:45:06" },
  { height:  590241 , difficulty:  8003626 , date:  "2015-08-03 16:45:35" },
  { height:  590242 , difficulty:  8016647 , date:  "2015-08-03 16:46:24" },
  { height:  590243 , difficulty:  8023338 , date:  "2015-08-03 16:48:11" },
  { height:  590244 , difficulty:  8031969 , date:  "2015-08-03 16:48:23" },
  { height:  590245 , difficulty:  8050352 , date:  "2015-08-03 16:49:44" },
  { height:  590246 , difficulty:  8068019 , date:  "2015-08-03 16:49:45" },
  { height:  590247 , difficulty:  8070619 , date:  "2015-08-03 16:52:28" },
  { height:  590248 , difficulty:  8045498 , date:  "2015-08-03 16:53:29" },
  { height:  590249 , difficulty:  8038268 , date:  "2015-08-03 16:53:51" },
  { height:  590250 , difficulty:  8034431 , date:  "2015-08-03 16:54:27" },
  { height:  590251 , difficulty:  8031309 , date:  "2015-08-03 16:57:46" },
  { height:  590252 , difficulty:  8060802 , date:  "2015-08-03 16:58:30" },
  { height:  590253 , difficulty:  8048302 , date:  "2015-08-03 16:59:39" },
  { height:  590254 , difficulty:  8123920 , date:  "2015-08-03 17:03:54" },
  { height:  590255 , difficulty:  8107633 , date:  "2015-08-03 17:05:14" },
  { height:  590256 , difficulty:  8084217 , date:  "2015-08-03 17:05:37" },
  { height:  590257 , difficulty:  8070447 , date:  "2015-08-03 17:08:27" },
  { height:  590258 , difficulty:  8100360 , date:  "2015-08-03 17:09:21" },
  { height:  590259 , difficulty:  8097653 , date:  "2015-08-03 17:09:27" },
  { height:  590260 , difficulty:  8095757 , date:  "2015-08-03 17:09:32" },
  { height:  590261 , difficulty:  8130748 , date:  "2015-08-03 17:10:26" },
  { height:  590262 , difficulty:  8127480 , date:  "2015-08-03 17:11:40" },
  { height:  590263 , difficulty:  8122517 , date:  "2015-08-03 17:12:09" },
  { height:  590264 , difficulty:  8111126 , date:  "2015-08-03 17:14:05" },
  { height:  590265 , difficulty:  8117682 , date:  "2015-08-03 17:14:31" },
  { height:  590266 , difficulty:  8113551 , date:  "2015-08-03 17:14:54" },
  { height:  590267 , difficulty:  8083883 , date:  "2015-08-03 17:16:37" },
  { height:  590268 , difficulty:  8078840 , date:  "2015-08-03 17:16:42" },
  { height:  590269 , difficulty:  8064905 , date:  "2015-08-03 17:21:23" },
  { height:  590270 , difficulty:  8064621 , date:  "2015-08-03 17:22:17" },
  { height:  590271 , difficulty:  8071081 , date:  "2015-08-03 17:22:29" },
  { height:  590272 , difficulty:  8072299 , date:  "2015-08-03 17:24:42" },
  { height:  590273 , difficulty:  8070040 , date:  "2015-08-03 17:25:07" },
  { height:  590274 , difficulty:  8066410 , date:  "2015-08-03 17:25:44" },
  { height:  590275 , difficulty:  8077196 , date:  "2015-08-03 17:27:32" },
  { height:  590276 , difficulty:  8080192 , date:  "2015-08-03 17:28:34" },
  { height:  590277 , difficulty:  8092454 , date:  "2015-08-03 17:28:48" },
  { height:  590278 , difficulty:  8073334 , date:  "2015-08-03 17:29:10" },
  { height:  590279 , difficulty:  8068443 , date:  "2015-08-03 17:31:46" },
  { height:  590280 , difficulty:  8065465 , date:  "2015-08-03 17:32:39" },
  { height:  590281 , difficulty:  8024351 , date:  "2015-08-03 17:34:57" },
  { height:  590282 , difficulty:  8030407 , date:  "2015-08-03 17:37:18" },
  { height:  590283 , difficulty:  8029535 , date:  "2015-08-03 17:37:26" },
  { height:  590284 , difficulty:  8011273 , date:  "2015-08-03 17:38:33" },
  { height:  590285 , difficulty:  7990260 , date:  "2015-08-03 17:40:01" },
  { height:  590286 , difficulty:  7985739 , date:  "2015-08-03 17:40:04" },
  { height:  590287 , difficulty:  8000604 , date:  "2015-08-03 17:40:58" },
  { height:  590288 , difficulty:  7997974 , date:  "2015-08-03 17:41:11" },
  { height:  590289 , difficulty:  7998558 , date:  "2015-08-03 17:41:16" },
  { height:  590290 , difficulty:  8014929 , date:  "2015-08-03 17:43:31" },
  { height:  590291 , difficulty:  7991563 , date:  "2015-08-03 17:45:45" },
  { height:  590292 , difficulty:  7994325 , date:  "2015-08-03 17:46:43" },
  { height:  590293 , difficulty:  7982800 , date:  "2015-08-03 17:46:59" },
  { height:  590294 , difficulty:  7977890 , date:  "2015-08-03 17:47:06" },
  { height:  590295 , difficulty:  7988644 , date:  "2015-08-03 17:48:58" },
  { height:  590296 , difficulty:  7956519 , date:  "2015-08-03 17:50:04" },
  { height:  590297 , difficulty:  7937893 , date:  "2015-08-03 17:50:34" },
  { height:  590298 , difficulty:  7940296 , date:  "2015-08-03 17:51:59" },
  { height:  590299 , difficulty:  7943012 , date:  "2015-08-03 17:52:02" },
  { height:  590300 , difficulty:  7931568 , date:  "2015-08-03 17:52:05" },
  { height:  590301 , difficulty:  7931872 , date:  "2015-08-03 17:53:23" },
  { height:  590302 , difficulty:  7934257 , date:  "2015-08-03 17:53:30" },
  { height:  590303 , difficulty:  7924412 , date:  "2015-08-03 17:54:33" },
  { height:  590304 , difficulty:  7935948 , date:  "2015-08-03 17:55:17" },
  { height:  590305 , difficulty:  7931730 , date:  "2015-08-03 17:55:46" },
  { height:  590306 , difficulty:  7972381 , date:  "2015-08-03 17:56:31" },
  { height:  590307 , difficulty:  7983953 , date:  "2015-08-03 17:57:26" },
  { height:  590308 , difficulty:  7975778 , date:  "2015-08-03 17:57:53" },
  { height:  590309 , difficulty:  7951724 , date:  "2015-08-03 18:03:17" },
  { height:  590310 , difficulty:  7945198 , date:  "2015-08-03 18:04:35" },
  { height:  590311 , difficulty:  7944562 , date:  "2015-08-03 18:06:05" },
  { height:  590312 , difficulty:  7973251 , date:  "2015-08-03 18:07:17" },
  { height:  590313 , difficulty:  7991050 , date:  "2015-08-03 18:07:20" },
  { height:  590314 , difficulty:  7989475 , date:  "2015-08-03 18:08:10" },
  { height:  590315 , difficulty:  7997404 , date:  "2015-08-03 18:10:16" },
  { height:  590316 , difficulty:  8002358 , date:  "2015-08-03 18:12:21" },
  { height:  590317 , difficulty:  8007212 , date:  "2015-08-03 18:12:40" },
  { height:  590318 , difficulty:  8011470 , date:  "2015-08-03 18:12:47" },
  { height:  590319 , difficulty:  8003102 , date:  "2015-08-03 18:12:48" },
  { height:  590320 , difficulty:  8001220 , date:  "2015-08-03 18:16:41" },
  { height:  590321 , difficulty:  7996799 , date:  "2015-08-03 18:17:39" },
  { height:  590322 , difficulty:  8000124 , date:  "2015-08-03 18:17:44" },
  { height:  590323 , difficulty:  7965308 , date:  "2015-08-03 18:18:06" },
  { height:  590324 , difficulty:  7968339 , date:  "2015-08-03 18:18:38" },
  { height:  590325 , difficulty:  7968605 , date:  "2015-08-03 18:19:19" },
  { height:  590326 , difficulty:  7966912 , date:  "2015-08-03 18:20:13" },
  { height:  590327 , difficulty:  7929068 , date:  "2015-08-03 18:20:15" },
  { height:  590328 , difficulty:  7935057 , date:  "2015-08-03 18:20:54" },
  { height:  590329 , difficulty:  7932181 , date:  "2015-08-03 18:21:27" },
  { height:  590330 , difficulty:  7886065 , date:  "2015-08-03 18:21:51" },
  { height:  590331 , difficulty:  7872229 , date:  "2015-08-03 18:25:18" },
  { height:  590332 , difficulty:  7869177 , date:  "2015-08-03 18:28:24" },
  { height:  590333 , difficulty:  7838045 , date:  "2015-08-03 18:30:47" },
  { height:  590334 , difficulty:  7837783 , date:  "2015-08-03 18:30:48" },
  { height:  590335 , difficulty:  7878205 , date:  "2015-08-03 18:31:54" },
  { height:  590336 , difficulty:  7897702 , date:  "2015-08-03 18:34:20" },
  { height:  590337 , difficulty:  7888164 , date:  "2015-08-03 18:36:43" },
  { height:  590338 , difficulty:  7906757 , date:  "2015-08-03 18:36:48" },
  { height:  590339 , difficulty:  7901537 , date:  "2015-08-03 18:36:50" },
  { height:  590340 , difficulty:  7891289 , date:  "2015-08-03 18:37:04" },
  { height:  590341 , difficulty:  7950906 , date:  "2015-08-03 18:37:59" },
  { height:  590342 , difficulty:  7952170 , date:  "2015-08-03 18:38:35" },
  { height:  590343 , difficulty:  7939867 , date:  "2015-08-03 18:38:50" },
  { height:  590344 , difficulty:  7999317 , date:  "2015-08-03 18:39:00" },
  { height:  590345 , difficulty:  7943520 , date:  "2015-08-03 18:43:34" },
  { height:  590346 , difficulty:  7934565 , date:  "2015-08-03 18:43:58" },
  { height:  590347 , difficulty:  7958164 , date:  "2015-08-03 18:44:02" },
  { height:  590348 , difficulty:  7931055 , date:  "2015-08-03 18:46:36" },
  { height:  590349 , difficulty:  7927968 , date:  "2015-08-03 18:47:09" },
  { height:  590350 , difficulty:  7923202 , date:  "2015-08-03 18:48:17" },
  { height:  590351 , difficulty:  7915117 , date:  "2015-08-03 18:50:46" },
  { height:  590352 , difficulty:  7915427 , date:  "2015-08-03 18:51:54" },
  { height:  590353 , difficulty:  7916947 , date:  "2015-08-03 18:53:16" },
  { height:  590354 , difficulty:  7926428 , date:  "2015-08-03 18:57:29" },
  { height:  590355 , difficulty:  7894589 , date:  "2015-08-03 18:57:59" },
  { height:  590356 , difficulty:  7901272 , date:  "2015-08-03 18:59:21" },
  { height:  590357 , difficulty:  7872983 , date:  "2015-08-03 19:03:00" },
  { height:  590358 , difficulty:  7863085 , date:  "2015-08-03 19:03:05" },
  { height:  590359 , difficulty:  7861258 , date:  "2015-08-03 19:03:35" },
  { height:  590360 , difficulty:  7850291 , date:  "2015-08-03 19:05:00" },
  { height:  590361 , difficulty:  7864890 , date:  "2015-08-03 19:05:06" },
  { height:  590362 , difficulty:  7874548 , date:  "2015-08-03 19:05:12" },
  { height:  590363 , difficulty:  7867809 , date:  "2015-08-03 19:06:36" },
  { height:  590364 , difficulty:  7868307 , date:  "2015-08-03 19:07:36" },
  { height:  590365 , difficulty:  7887066 , date:  "2015-08-03 19:10:38" },
  { height:  590366 , difficulty:  7873638 , date:  "2015-08-03 19:11:00" },
  { height:  590367 , difficulty:  7849852 , date:  "2015-08-03 19:12:04" },
  { height:  590368 , difficulty:  7840633 , date:  "2015-08-03 19:12:12" },
  { height:  590369 , difficulty:  7853265 , date:  "2015-08-03 19:13:54" },
  { height:  590370 , difficulty:  7871743 , date:  "2015-08-03 19:14:08" },
  { height:  590371 , difficulty:  7852940 , date:  "2015-08-03 19:14:14" },
  { height:  590372 , difficulty:  7850883 , date:  "2015-08-03 19:14:59" },
  { height:  590373 , difficulty:  7854271 , date:  "2015-08-03 19:16:04" },
  { height:  590374 , difficulty:  7841756 , date:  "2015-08-03 19:18:54" },
  { height:  590375 , difficulty:  7857950 , date:  "2015-08-03 19:20:25" },
  { height:  590376 , difficulty:  7898828 , date:  "2015-08-03 19:20:32" },
  { height:  590377 , difficulty:  7895748 , date:  "2015-08-03 19:21:01" },
  { height:  590378 , difficulty:  7905660 , date:  "2015-08-03 19:21:28" },
  { height:  590379 , difficulty:  7917910 , date:  "2015-08-03 19:22:14" },
  { height:  590380 , difficulty:  7908355 , date:  "2015-08-03 19:23:42" },
  { height:  590381 , difficulty:  7902157 , date:  "2015-08-03 19:24:52" },
  { height:  590382 , difficulty:  7948979 , date:  "2015-08-03 19:28:21" },
  { height:  590383 , difficulty:  7946262 , date:  "2015-08-03 19:28:44" },
  { height:  590384 , difficulty:  7941836 , date:  "2015-08-03 19:29:11" },
  { height:  590385 , difficulty:  7931663 , date:  "2015-08-03 19:29:17" },
  { height:  590386 , difficulty:  7914787 , date:  "2015-08-03 19:30:12" },
  { height:  590387 , difficulty:  7897954 , date:  "2015-08-03 19:30:20" },
  { height:  590388 , difficulty:  7889847 , date:  "2015-08-03 19:30:26" },
  { height:  590389 , difficulty:  7899176 , date:  "2015-08-03 19:30:45" },
  { height:  590390 , difficulty:  7888401 , date:  "2015-08-03 19:31:02" },
  { height:  590391 , difficulty:  7867025 , date:  "2015-08-03 19:31:14" },
  { height:  590392 , difficulty:  7885471 , date:  "2015-08-03 19:31:17" },
  { height:  590393 , difficulty:  7881784 , date:  "2015-08-03 19:32:56" },
  { height:  590394 , difficulty:  7897789 , date:  "2015-08-03 19:32:59" },
  { height:  590395 , difficulty:  7897250 , date:  "2015-08-03 19:37:02" },
  { height:  590396 , difficulty:  7860799 , date:  "2015-08-03 19:37:46" },
  { height:  590397 , difficulty:  7854000 , date:  "2015-08-03 19:38:33" },
  { height:  590398 , difficulty:  7866497 , date:  "2015-08-03 19:38:36" },
  { height:  590399 , difficulty:  7862713 , date:  "2015-08-03 19:39:21" },
  { height:  590400 , difficulty:  7858536 , date:  "2015-08-03 19:40:23" },
  { height:  590401 , difficulty:  7879138 , date:  "2015-08-03 19:41:05" },
  { height:  590402 , difficulty:  7872658 , date:  "2015-08-03 19:41:21" },
  { height:  590403 , difficulty:  7889515 , date:  "2015-08-03 19:41:30" },
  { height:  590404 , difficulty:  7893462 , date:  "2015-08-03 19:41:59" },
  { height:  590405 , difficulty:  7897187 , date:  "2015-08-03 19:42:01" },
  { height:  590406 , difficulty:  7909687 , date:  "2015-08-03 19:43:00" },
  { height:  590407 , difficulty:  7907633 , date:  "2015-08-03 19:43:19" },
  { height:  590408 , difficulty:  7870997 , date:  "2015-08-03 19:45:25" },
  { height:  590409 , difficulty:  7858881 , date:  "2015-08-03 19:45:57" },
  { height:  590410 , difficulty:  7858850 , date:  "2015-08-03 19:47:38" },
  { height:  590411 , difficulty:  7853744 , date:  "2015-08-03 19:50:55" },
  { height:  590412 , difficulty:  7836016 , date:  "2015-08-03 19:50:59" },
  { height:  590413 , difficulty:  7823903 , date:  "2015-08-03 19:55:23" },
  { height:  590414 , difficulty:  7845753 , date:  "2015-08-03 19:55:28" },
  { height:  590415 , difficulty:  7848986 , date:  "2015-08-03 19:56:23" },
  { height:  590416 , difficulty:  7855471 , date:  "2015-08-03 19:56:27" },
  { height:  590417 , difficulty:  7897964 , date:  "2015-08-03 19:56:38" },
  { height:  590418 , difficulty:  7900122 , date:  "2015-08-03 19:57:21" },
  { height:  590419 , difficulty:  7904585 , date:  "2015-08-03 19:58:48" },
  { height:  590420 , difficulty:  7906690 , date:  "2015-08-03 20:02:48" },
  { height:  590421 , difficulty:  7850732 , date:  "2015-08-03 20:03:15" },
  { height:  590422 , difficulty:  7848337 , date:  "2015-08-03 20:07:54" },
  { height:  590423 , difficulty:  7857434 , date:  "2015-08-03 20:09:12" },
  { height:  590424 , difficulty:  7826610 , date:  "2015-08-03 20:09:16" },
  { height:  590425 , difficulty:  7831198 , date:  "2015-08-03 20:10:44" },
  { height:  590426 , difficulty:  7820484 , date:  "2015-08-03 20:12:08" },
  { height:  590427 , difficulty:  7796457 , date:  "2015-08-03 20:12:10" },
  { height:  590428 , difficulty:  7789943 , date:  "2015-08-03 20:13:36" },
  { height:  590429 , difficulty:  7796273 , date:  "2015-08-03 20:15:03" },
  { height:  590430 , difficulty:  7744343 , date:  "2015-08-03 20:15:27" },
  { height:  590431 , difficulty:  7741067 , date:  "2015-08-03 20:16:49" },
  { height:  590432 , difficulty:  7734189 , date:  "2015-08-03 20:18:41" },
  { height:  590433 , difficulty:  7700959 , date:  "2015-08-03 20:20:30" },
  { height:  590434 , difficulty:  7704292 , date:  "2015-08-03 20:21:35" },
  { height:  590435 , difficulty:  7708591 , date:  "2015-08-03 20:22:23" },
  { height:  590436 , difficulty:  7703853 , date:  "2015-08-03 20:23:24" },
  { height:  590437 , difficulty:  7702602 , date:  "2015-08-03 20:24:58" },
  { height:  590438 , difficulty:  7709590 , date:  "2015-08-03 20:26:18" },
  { height:  590439 , difficulty:  7700076 , date:  "2015-08-03 20:27:53" },
  { height:  590440 , difficulty:  7689161 , date:  "2015-08-03 20:27:58" },
  { height:  590441 , difficulty:  7655488 , date:  "2015-08-03 20:28:42" },
  { height:  590442 , difficulty:  7657579 , date:  "2015-08-03 20:28:44" },
  { height:  590443 , difficulty:  7649144 , date:  "2015-08-03 20:30:49" },
  { height:  590444 , difficulty:  7649395 , date:  "2015-08-03 20:35:39" },
  { height:  590445 , difficulty:  7628765 , date:  "2015-08-03 20:35:44" },
  { height:  590446 , difficulty:  7637566 , date:  "2015-08-03 20:38:50" },
  { height:  590447 , difficulty:  7636292 , date:  "2015-08-03 20:39:22" },
  { height:  590448 , difficulty:  7632840 , date:  "2015-08-03 20:39:28" },
  { height:  590449 , difficulty:  7634530 , date:  "2015-08-03 20:41:05" },
  { height:  590450 , difficulty:  7622322 , date:  "2015-08-03 20:42:22" },
  { height:  590451 , difficulty:  7620403 , date:  "2015-08-03 20:43:32" },
  { height:  590452 , difficulty:  7618968 , date:  "2015-08-03 20:43:48" },
  { height:  590453 , difficulty:  7615979 , date:  "2015-08-03 20:44:25" },
  { height:  590454 , difficulty:  7618324 , date:  "2015-08-03 20:45:23" },
  { height:  590455 , difficulty:  7624665 , date:  "2015-08-03 20:45:43" },
  { height:  590456 , difficulty:  7667627 , date:  "2015-08-03 20:46:33" },
  { height:  590457 , difficulty:  7653326 , date:  "2015-08-03 20:48:36" },
  { height:  590458 , difficulty:  7658243 , date:  "2015-08-03 20:50:24" },
  { height:  590459 , difficulty:  7660184 , date:  "2015-08-03 20:53:28" },
  { height:  590460 , difficulty:  7656509 , date:  "2015-08-03 20:55:56" },
  { height:  590461 , difficulty:  7656468 , date:  "2015-08-03 20:58:54" },
  { height:  590462 , difficulty:  7648468 , date:  "2015-08-03 20:59:09" },
  { height:  590463 , difficulty:  7652136 , date:  "2015-08-03 21:00:08" },
  { height:  590464 , difficulty:  7654999 , date:  "2015-08-03 21:01:35" },
  { height:  590465 , difficulty:  7652133 , date:  "2015-08-03 21:01:59" },
  { height:  590466 , difficulty:  7650392 , date:  "2015-08-03 21:03:21" },
  { height:  590467 , difficulty:  7651599 , date:  "2015-08-03 21:03:44" },
  { height:  590468 , difficulty:  7661041 , date:  "2015-08-03 21:04:42" },
  { height:  590469 , difficulty:  7648636 , date:  "2015-08-03 21:05:07" },
  { height:  590470 , difficulty:  7657903 , date:  "2015-08-03 21:06:00" },
  { height:  590471 , difficulty:  7630295 , date:  "2015-08-03 21:06:04" },
  { height:  590472 , difficulty:  7628396 , date:  "2015-08-03 21:06:42" },
  { height:  590473 , difficulty:  7630636 , date:  "2015-08-03 21:07:42" },
  { height:  590474 , difficulty:  7636260 , date:  "2015-08-03 21:07:44" },
  { height:  590475 , difficulty:  7630420 , date:  "2015-08-03 21:09:02" },
  { height:  590476 , difficulty:  7657819 , date:  "2015-08-03 21:09:44" },
  { height:  590477 , difficulty:  7666522 , date:  "2015-08-03 21:10:10" },
  { height:  590478 , difficulty:  7681440 , date:  "2015-08-03 21:14:27" },
  { height:  590479 , difficulty:  7681034 , date:  "2015-08-03 21:14:34" },
  { height:  590480 , difficulty:  7676215 , date:  "2015-08-03 21:14:48" },
  { height:  590481 , difficulty:  7700666 , date:  "2015-08-03 21:14:49" },
  { height:  590482 , difficulty:  7705464 , date:  "2015-08-03 21:15:13" },
  { height:  590483 , difficulty:  7705096 , date:  "2015-08-03 21:16:50" },
  { height:  590484 , difficulty:  7699039 , date:  "2015-08-03 21:16:55" },
  { height:  590485 , difficulty:  7692986 , date:  "2015-08-03 21:17:07" },
  { height:  590486 , difficulty:  7675926 , date:  "2015-08-03 21:20:08" },
  { height:  590487 , difficulty:  7636713 , date:  "2015-08-03 21:22:13" },
  { height:  590488 , difficulty:  7645349 , date:  "2015-08-03 21:22:38" },
  { height:  590489 , difficulty:  7593444 , date:  "2015-08-03 21:23:08" },
  { height:  590490 , difficulty:  7603402 , date:  "2015-08-03 21:23:14" },
  { height:  590491 , difficulty:  7592403 , date:  "2015-08-03 21:23:23" },
  { height:  590492 , difficulty:  7609068 , date:  "2015-08-03 21:26:43" },
  { height:  590493 , difficulty:  7613465 , date:  "2015-08-03 21:26:47" },
  { height:  590494 , difficulty:  7650528 , date:  "2015-08-03 21:28:09" },
  { height:  590495 , difficulty:  7632979 , date:  "2015-08-03 21:30:31" },
  { height:  590496 , difficulty:  7599991 , date:  "2015-08-03 21:35:48" },
  { height:  590497 , difficulty:  7623814 , date:  "2015-08-03 21:36:10" },
  { height:  590498 , difficulty:  7568940 , date:  "2015-08-03 21:36:13" },
  { height:  590499 , difficulty:  7564100 , date:  "2015-08-03 21:36:18" },
  { height:  590500 , difficulty:  7568737 , date:  "2015-08-03 21:37:47" },
  { height:  590501 , difficulty:  7564452 , date:  "2015-08-03 21:38:40" },
  { height:  590502 , difficulty:  7579624 , date:  "2015-08-03 21:38:46" },
  { height:  590503 , difficulty:  7586596 , date:  "2015-08-03 21:39:10" },
  { height:  590504 , difficulty:  7650996 , date:  "2015-08-03 21:39:12" },
  { height:  590505 , difficulty:  7633687 , date:  "2015-08-03 21:39:37" },
  { height:  590506 , difficulty:  7657383 , date:  "2015-08-03 21:39:39" },
  { height:  590507 , difficulty:  7640406 , date:  "2015-08-03 21:41:28" },
  { height:  590508 , difficulty:  7631416 , date:  "2015-08-03 21:42:29" },
  { height:  590509 , difficulty:  7626360 , date:  "2015-08-03 21:43:04" },
  { height:  590510 , difficulty:  7627833 , date:  "2015-08-03 21:44:24" },
  { height:  590511 , difficulty:  7622995 , date:  "2015-08-03 21:48:34" },
  { height:  590512 , difficulty:  7615984 , date:  "2015-08-03 21:50:53" },
  { height:  590513 , difficulty:  7614660 , date:  "2015-08-03 21:51:13" },
  { height:  590514 , difficulty:  7603318 , date:  "2015-08-03 21:51:53" },
  { height:  590515 , difficulty:  7592964 , date:  "2015-08-03 21:53:28" },
  { height:  590516 , difficulty:  7599240 , date:  "2015-08-03 21:54:21" },
  { height:  590517 , difficulty:  7600955 , date:  "2015-08-03 21:54:37" },
  { height:  590518 , difficulty:  7600324 , date:  "2015-08-03 21:54:41" },
  { height:  590519 , difficulty:  7575385 , date:  "2015-08-03 21:54:49" },
  { height:  590520 , difficulty:  7520590 , date:  "2015-08-03 21:55:41" },
  { height:  590521 , difficulty:  7561095 , date:  "2015-08-03 21:56:15" },
  { height:  590522 , difficulty:  7530534 , date:  "2015-08-03 21:56:16" },
  { height:  590523 , difficulty:  7524231 , date:  "2015-08-03 21:56:21" },
  { height:  590524 , difficulty:  7531630 , date:  "2015-08-03 21:57:42" },
  { height:  590525 , difficulty:  7512806 , date:  "2015-08-03 22:00:03" },
  { height:  590526 , difficulty:  7500980 , date:  "2015-08-03 22:00:25" },
  { height:  590527 , difficulty:  7504724 , date:  "2015-08-03 22:02:10" },
  { height:  590528 , difficulty:  7511146 , date:  "2015-08-03 22:03:02" },
  { height:  590529 , difficulty:  7504120 , date:  "2015-08-03 22:03:22" },
  { height:  590530 , difficulty:  7501145 , date:  "2015-08-03 22:04:14" },
  { height:  590531 , difficulty:  7496669 , date:  "2015-08-03 22:04:17" },
  { height:  590532 , difficulty:  7509432 , date:  "2015-08-03 22:10:27" },
  { height:  590533 , difficulty:  7517943 , date:  "2015-08-03 22:10:55" },
  { height:  590534 , difficulty:  7518843 , date:  "2015-08-03 22:11:19" },
  { height:  590535 , difficulty:  7483998 , date:  "2015-08-03 22:11:40" },
  { height:  590536 , difficulty:  7496504 , date:  "2015-08-03 22:16:04" },
  { height:  590537 , difficulty:  7462910 , date:  "2015-08-03 22:16:07" },
  { height:  590538 , difficulty:  7493627 , date:  "2015-08-03 22:16:43" },
  { height:  590539 , difficulty:  7482340 , date:  "2015-08-03 22:18:28" },
  { height:  590540 , difficulty:  7484071 , date:  "2015-08-03 22:18:48" },
  { height:  590541 , difficulty:  7478897 , date:  "2015-08-03 22:19:14" },
  { height:  590542 , difficulty:  7476390 , date:  "2015-08-03 22:19:20" },
  { height:  590543 , difficulty:  7475418 , date:  "2015-08-03 22:21:43" },
  { height:  590544 , difficulty:  7476385 , date:  "2015-08-03 22:22:40" },
  { height:  590545 , difficulty:  7473717 , date:  "2015-08-03 22:22:42" },
  { height:  590546 , difficulty:  7463829 , date:  "2015-08-03 22:23:24" },
  { height:  590547 , difficulty:  7462862 , date:  "2015-08-03 22:23:53" },
  { height:  590548 , difficulty:  7459430 , date:  "2015-08-03 22:26:03" },
  { height:  590549 , difficulty:  7456314 , date:  "2015-08-03 22:26:27" },
  { height:  590550 , difficulty:  7471109 , date:  "2015-08-03 22:27:28" },
  { height:  590551 , difficulty:  7463947 , date:  "2015-08-03 22:28:48" },
  { height:  590552 , difficulty:  7459378 , date:  "2015-08-03 22:31:34" },
  { height:  590553 , difficulty:  7460314 , date:  "2015-08-03 22:34:24" },
  { height:  590554 , difficulty:  7411756 , date:  "2015-08-03 22:34:31" },
  { height:  590555 , difficulty:  7410455 , date:  "2015-08-03 22:35:01" },
  { height:  590556 , difficulty:  7428128 , date:  "2015-08-03 22:35:41" },
  { height:  590557 , difficulty:  7431960 , date:  "2015-08-03 22:36:48" },
  { height:  590558 , difficulty:  7431098 , date:  "2015-08-03 22:37:18" },
  { height:  590559 , difficulty:  7412859 , date:  "2015-08-03 22:37:37" },
  { height:  590560 , difficulty:  7430804 , date:  "2015-08-03 22:38:33" },
  { height:  590561 , difficulty:  7429495 , date:  "2015-08-03 22:38:34" },
  { height:  590562 , difficulty:  7400490 , date:  "2015-08-03 22:39:06" },
  { height:  590563 , difficulty:  7379091 , date:  "2015-08-03 22:40:02" },
  { height:  590564 , difficulty:  7381809 , date:  "2015-08-03 22:40:13" },
  { height:  590565 , difficulty:  7380152 , date:  "2015-08-03 22:41:15" },
  { height:  590566 , difficulty:  7387856 , date:  "2015-08-03 22:41:20" },
  { height:  590567 , difficulty:  7394239 , date:  "2015-08-03 22:42:59" },
  { height:  590568 , difficulty:  7359232 , date:  "2015-08-03 22:44:30" },
  { height:  590569 , difficulty:  7386835 , date:  "2015-08-03 22:48:28" },
  { height:  590570 , difficulty:  7373194 , date:  "2015-08-03 22:49:26" },
  { height:  590571 , difficulty:  7347695 , date:  "2015-08-03 22:52:56" },
  { height:  590572 , difficulty:  7290294 , date:  "2015-08-03 22:52:57" },
  { height:  590573 , difficulty:  7288975 , date:  "2015-08-03 22:53:13" },
  { height:  590574 , difficulty:  7287915 , date:  "2015-08-03 22:54:34" },
  { height:  590575 , difficulty:  7293242 , date:  "2015-08-03 22:54:37" },
  { height:  590576 , difficulty:  7286138 , date:  "2015-08-03 22:56:04" },
  { height:  590577 , difficulty:  7301223 , date:  "2015-08-03 22:56:18" },
  { height:  590578 , difficulty:  7303070 , date:  "2015-08-03 22:57:06" },
  { height:  590579 , difficulty:  7302886 , date:  "2015-08-03 22:57:11" },
  { height:  590580 , difficulty:  7310985 , date:  "2015-08-03 22:58:11" },
  { height:  590581 , difficulty:  7310974 , date:  "2015-08-03 22:58:12" },
  { height:  590582 , difficulty:  7319116 , date:  "2015-08-03 22:58:56" },
  { height:  590583 , difficulty:  7321715 , date:  "2015-08-03 22:59:06" },
  { height:  590584 , difficulty:  7335758 , date:  "2015-08-03 23:00:49" },
  { height:  590585 , difficulty:  7351920 , date:  "2015-08-03 23:03:42" },
  { height:  590586 , difficulty:  7348450 , date:  "2015-08-03 23:03:54" },
  { height:  590587 , difficulty:  7302418 , date:  "2015-08-03 23:04:14" },
  { height:  590588 , difficulty:  7282158 , date:  "2015-08-03 23:04:26" },
  { height:  590589 , difficulty:  7315856 , date:  "2015-08-03 23:06:03" },
  { height:  590590 , difficulty:  7308513 , date:  "2015-08-03 23:06:11" },
  { height:  590591 , difficulty:  7304841 , date:  "2015-08-03 23:06:29" },
  { height:  590592 , difficulty:  7295123 , date:  "2015-08-03 23:07:01" },
  { height:  590593 , difficulty:  7303917 , date:  "2015-08-03 23:07:26" },
  { height:  590594 , difficulty:  7310155 , date:  "2015-08-03 23:07:38" },
  { height:  590595 , difficulty:  7311366 , date:  "2015-08-03 23:08:31" },
  { height:  590596 , difficulty:  7317090 , date:  "2015-08-03 23:09:05" },
  { height:  590597 , difficulty:  7329217 , date:  "2015-08-03 23:09:35" },
  { height:  590598 , difficulty:  7328185 , date:  "2015-08-03 23:09:57" },
  { height:  590599 , difficulty:  7334895 , date:  "2015-08-03 23:14:41" },
  { height:  590600 , difficulty:  7342537 , date:  "2015-08-03 23:15:01" },
  { height:  590601 , difficulty:  7315739 , date:  "2015-08-03 23:15:16" },
  { height:  590602 , difficulty:  7313867 , date:  "2015-08-03 23:17:07" },
  { height:  590603 , difficulty:  7303930 , date:  "2015-08-03 23:19:32" },
  { height:  590604 , difficulty:  7299175 , date:  "2015-08-03 23:19:59" },
  { height:  590605 , difficulty:  7306881 , date:  "2015-08-03 23:20:31" },
  { height:  590606 , difficulty:  7296569 , date:  "2015-08-03 23:23:44" },
  { height:  590607 , difficulty:  7295959 , date:  "2015-08-03 23:24:59" },
  { height:  590608 , difficulty:  7230167 , date:  "2015-08-03 23:25:34" },
  { height:  590609 , difficulty:  7235437 , date:  "2015-08-03 23:25:50" },
  { height:  590610 , difficulty:  7255496 , date:  "2015-08-03 23:27:39" },
  { height:  590611 , difficulty:  7252886 , date:  "2015-08-03 23:28:07" },
  { height:  590612 , difficulty:  7209107 , date:  "2015-08-03 23:28:38" },
  { height:  590613 , difficulty:  7220720 , date:  "2015-08-03 23:29:08" },
  { height:  590614 , difficulty:  7213770 , date:  "2015-08-03 23:29:25" },
  { height:  590615 , difficulty:  7196594 , date:  "2015-08-03 23:31:10" },
  { height:  590616 , difficulty:  7197874 , date:  "2015-08-03 23:31:17" },
  { height:  590617 , difficulty:  7192475 , date:  "2015-08-03 23:31:54" },
  { height:  590618 , difficulty:  7201558 , date:  "2015-08-03 23:32:35" },
  { height:  590619 , difficulty:  7188605 , date:  "2015-08-03 23:32:37" },
  { height:  590620 , difficulty:  7184614 , date:  "2015-08-03 23:33:13" },
  { height:  590621 , difficulty:  7211539 , date:  "2015-08-03 23:34:53" },
  { height:  590622 , difficulty:  7249870 , date:  "2015-08-03 23:35:05" },
  { height:  590623 , difficulty:  7244304 , date:  "2015-08-03 23:35:58" },
  { height:  590624 , difficulty:  7233432 , date:  "2015-08-03 23:36:07" },
  { height:  590625 , difficulty:  7235934 , date:  "2015-08-03 23:36:29" },
  { height:  590626 , difficulty:  7225651 , date:  "2015-08-03 23:39:10" },
  { height:  590627 , difficulty:  7217892 , date:  "2015-08-03 23:39:16" },
  { height:  590628 , difficulty:  7187581 , date:  "2015-08-03 23:39:54" },
  { height:  590629 , difficulty:  7156627 , date:  "2015-08-03 23:40:29" },
  { height:  590630 , difficulty:  7171417 , date:  "2015-08-03 23:43:15" },
  { height:  590631 , difficulty:  7165083 , date:  "2015-08-03 23:43:16" },
  { height:  590632 , difficulty:  7172992 , date:  "2015-08-03 23:43:27" },
  { height:  590633 , difficulty:  7215703 , date:  "2015-08-03 23:43:30" },
  { height:  590634 , difficulty:  7209515 , date:  "2015-08-03 23:45:03" },
  { height:  590635 , difficulty:  7227987 , date:  "2015-08-03 23:49:05" },
  { height:  590636 , difficulty:  7218867 , date:  "2015-08-03 23:50:19" },
  { height:  590637 , difficulty:  7217511 , date:  "2015-08-03 23:51:06" },
  { height:  590638 , difficulty:  7215185 , date:  "2015-08-03 23:55:41" },
  { height:  590639 , difficulty:  7220020 , date:  "2015-08-03 23:56:31" },
  { height:  590640 , difficulty:  7225413 , date:  "2015-08-03 23:56:44" },
  { height:  590641 , difficulty:  7221403 , date:  "2015-08-03 23:57:09" },
  { height:  590642 , difficulty:  7219767 , date:  "2015-08-04 00:00:10" },
  { height:  590643 , difficulty:  7201019 , date:  "2015-08-04 00:01:52" },
  { height:  590644 , difficulty:  7204377 , date:  "2015-08-04 00:02:07" },
  { height:  590645 , difficulty:  7160887 , date:  "2015-08-04 00:03:53" },
  { height:  590646 , difficulty:  7165990 , date:  "2015-08-04 00:03:57" },
  { height:  590647 , difficulty:  7152551 , date:  "2015-08-04 00:05:35" },
  { height:  590648 , difficulty:  7172825 , date:  "2015-08-04 00:05:56" },
  { height:  590649 , difficulty:  7177407 , date:  "2015-08-04 00:08:10" },
  { height:  590650 , difficulty:  7163246 , date:  "2015-08-04 00:10:09" },
  { height:  590651 , difficulty:  7164268 , date:  "2015-08-04 00:11:35" },
  { height:  590652 , difficulty:  7177421 , date:  "2015-08-04 00:12:01" },
  { height:  590653 , difficulty:  7184702 , date:  "2015-08-04 00:13:30" },
  { height:  590654 , difficulty:  7190035 , date:  "2015-08-04 00:13:42" },
  { height:  590655 , difficulty:  7188017 , date:  "2015-08-04 00:13:48" },
  { height:  590656 , difficulty:  7187983 , date:  "2015-08-04 00:15:15" },
  { height:  590657 , difficulty:  7196768 , date:  "2015-08-04 00:17:20" },
  { height:  590658 , difficulty:  7189294 , date:  "2015-08-04 00:17:29" },
  { height:  590659 , difficulty:  7211959 , date:  "2015-08-04 00:17:34" },
  { height:  590660 , difficulty:  7204919 , date:  "2015-08-04 00:17:51" },
  { height:  590661 , difficulty:  7172798 , date:  "2015-08-04 00:24:20" },
  { height:  590662 , difficulty:  7179857 , date:  "2015-08-04 00:24:26" },
  { height:  590663 , difficulty:  7186678 , date:  "2015-08-04 00:24:53" },
  { height:  590664 , difficulty:  7220082 , date:  "2015-08-04 00:25:25" },
  { height:  590665 , difficulty:  7209305 , date:  "2015-08-04 00:26:58" },
  { height:  590666 , difficulty:  7235739 , date:  "2015-08-04 00:27:55" },
  { height:  590667 , difficulty:  7237293 , date:  "2015-08-04 00:28:13" },
  { height:  590668 , difficulty:  7235546 , date:  "2015-08-04 00:30:06" },
  { height:  590669 , difficulty:  7251011 , date:  "2015-08-04 00:30:49" },
  { height:  590670 , difficulty:  7255129 , date:  "2015-08-04 00:31:19" },
  { height:  590671 , difficulty:  7248761 , date:  "2015-08-04 00:31:28" },
  { height:  590672 , difficulty:  7252617 , date:  "2015-08-04 00:32:00" },
  { height:  590673 , difficulty:  7250290 , date:  "2015-08-04 00:32:45" },
  { height:  590674 , difficulty:  7254376 , date:  "2015-08-04 00:33:20" },
  { height:  590675 , difficulty:  7234107 , date:  "2015-08-04 00:33:32" },
  { height:  590676 , difficulty:  7234023 , date:  "2015-08-04 00:37:45" },
  { height:  590677 , difficulty:  7230419 , date:  "2015-08-04 00:38:48" },
  { height:  590678 , difficulty:  7224625 , date:  "2015-08-04 00:39:22" },
  { height:  590679 , difficulty:  7197598 , date:  "2015-08-04 00:40:48" },
  { height:  590680 , difficulty:  7200872 , date:  "2015-08-04 00:41:44" },
  { height:  590681 , difficulty:  7199991 , date:  "2015-08-04 00:42:57" },
  { height:  590682 , difficulty:  7171077 , date:  "2015-08-04 00:45:16" },
  { height:  590683 , difficulty:  7156859 , date:  "2015-08-04 00:45:17" },
  { height:  590684 , difficulty:  7155995 , date:  "2015-08-04 00:48:04" },
  { height:  590685 , difficulty:  7157633 , date:  "2015-08-04 00:49:18" },
  { height:  590686 , difficulty:  7147155 , date:  "2015-08-04 00:49:44" },
  { height:  590687 , difficulty:  7143459 , date:  "2015-08-04 00:49:46" },
  { height:  590688 , difficulty:  7168486 , date:  "2015-08-04 00:49:51" },
  { height:  590689 , difficulty:  7166103 , date:  "2015-08-04 00:50:51" },
  { height:  590690 , difficulty:  7161718 , date:  "2015-08-04 00:50:56" },
  { height:  590691 , difficulty:  7147078 , date:  "2015-08-04 00:51:05" },
  { height:  590692 , difficulty:  7202324 , date:  "2015-08-04 00:52:02" },
  { height:  590693 , difficulty:  7240756 , date:  "2015-08-04 00:52:31" },
  { height:  590694 , difficulty:  7235846 , date:  "2015-08-04 00:52:34" },
  { height:  590695 , difficulty:  7240490 , date:  "2015-08-04 00:55:28" },
  { height:  590696 , difficulty:  7242160 , date:  "2015-08-04 00:55:33" },
  { height:  590697 , difficulty:  7223904 , date:  "2015-08-04 00:58:57" },
  { height:  590698 , difficulty:  7223225 , date:  "2015-08-04 00:59:46" },
  { height:  590699 , difficulty:  7250119 , date:  "2015-08-04 00:59:50" },
  { height:  590700 , difficulty:  7248694 , date:  "2015-08-04 01:00:40" },
  { height:  590701 , difficulty:  7245796 , date:  "2015-08-04 01:01:40" },
  { height:  590702 , difficulty:  7214903 , date:  "2015-08-04 01:01:46" },
  { height:  590703 , difficulty:  7247949 , date:  "2015-08-04 01:01:55" },
  { height:  590704 , difficulty:  7257301 , date:  "2015-08-04 01:02:06" },
  { height:  590705 , difficulty:  7254395 , date:  "2015-08-04 01:02:11" },
  { height:  590706 , difficulty:  7246164 , date:  "2015-08-04 01:02:30" },
  { height:  590707 , difficulty:  7271794 , date:  "2015-08-04 01:05:37" },
  { height:  590708 , difficulty:  7292414 , date:  "2015-08-04 01:07:35" },
  { height:  590709 , difficulty:  7318412 , date:  "2015-08-04 01:12:23" },
  { height:  590710 , difficulty:  7321675 , date:  "2015-08-04 01:12:46" },
  { height:  590711 , difficulty:  7338268 , date:  "2015-08-04 01:13:04" },
  { height:  590712 , difficulty:  7331940 , date:  "2015-08-04 01:13:29" },
  { height:  590713 , difficulty:  7321453 , date:  "2015-08-04 01:14:33" },
  { height:  590714 , difficulty:  7281329 , date:  "2015-08-04 01:14:48" },
  { height:  590715 , difficulty:  7270394 , date:  "2015-08-04 01:15:10" },
  { height:  590716 , difficulty:  7267846 , date:  "2015-08-04 01:17:34" },
  { height:  590717 , difficulty:  7263075 , date:  "2015-08-04 01:17:39" },
  { height:  590718 , difficulty:  7258244 , date:  "2015-08-04 01:24:02" },
  { height:  590719 , difficulty:  7251157 , date:  "2015-08-04 01:24:23" },
  { height:  590720 , difficulty:  7249874 , date:  "2015-08-04 01:25:29" },
  { height:  590721 , difficulty:  7238146 , date:  "2015-08-04 01:25:33" },
  { height:  590722 , difficulty:  7268756 , date:  "2015-08-04 01:26:38" },
  { height:  590723 , difficulty:  7249169 , date:  "2015-08-04 01:26:44" },
  { height:  590724 , difficulty:  7247704 , date:  "2015-08-04 01:26:48" },
  { height:  590725 , difficulty:  7226642 , date:  "2015-08-04 01:27:28" },
  { height:  590726 , difficulty:  7231229 , date:  "2015-08-04 01:27:35" },
  { height:  590727 , difficulty:  7213812 , date:  "2015-08-04 01:29:31" },
  { height:  590728 , difficulty:  7237823 , date:  "2015-08-04 01:29:48" },
  { height:  590729 , difficulty:  7259987 , date:  "2015-08-04 01:29:50" },
  { height:  590730 , difficulty:  7268639 , date:  "2015-08-04 01:30:32" },
  { height:  590731 , difficulty:  7298882 , date:  "2015-08-04 01:30:33" },
  { height:  590732 , difficulty:  7283482 , date:  "2015-08-04 01:32:13" },
  { height:  590733 , difficulty:  7264228 , date:  "2015-08-04 01:33:12" },
  { height:  590734 , difficulty:  7260891 , date:  "2015-08-04 01:36:07" },
  { height:  590735 , difficulty:  7275590 , date:  "2015-08-04 01:36:18" },
  { height:  590736 , difficulty:  7284906 , date:  "2015-08-04 01:36:24" },
  { height:  590737 , difficulty:  7213206 , date:  "2015-08-04 01:36:55" },
  { height:  590738 , difficulty:  7220239 , date:  "2015-08-04 01:38:24" },
  { height:  590739 , difficulty:  7215638 , date:  "2015-08-04 01:38:43" },
  { height:  590740 , difficulty:  7230072 , date:  "2015-08-04 01:39:17" },
  { height:  590741 , difficulty:  7268864 , date:  "2015-08-04 01:39:34" },
  { height:  590742 , difficulty:  7256515 , date:  "2015-08-04 01:45:11" },
  { height:  590743 , difficulty:  7255410 , date:  "2015-08-04 01:45:40" },
  { height:  590744 , difficulty:  7233240 , date:  "2015-08-04 01:46:44" },
  { height:  590745 , difficulty:  7231799 , date:  "2015-08-04 01:46:56" },
  { height:  590746 , difficulty:  7238888 , date:  "2015-08-04 01:47:32" },
  { height:  590747 , difficulty:  7238717 , date:  "2015-08-04 01:47:52" },
  { height:  590748 , difficulty:  7243976 , date:  "2015-08-04 01:48:22" },
  { height:  590749 , difficulty:  7253551 , date:  "2015-08-04 01:49:24" },
  { height:  590750 , difficulty:  7257927 , date:  "2015-08-04 01:50:09" },
  { height:  590751 , difficulty:  7316221 , date:  "2015-08-04 01:51:21" },
  { height:  590752 , difficulty:  7271414 , date:  "2015-08-04 01:51:23" },
  { height:  590753 , difficulty:  7265628 , date:  "2015-08-04 01:51:41" },
  { height:  590754 , difficulty:  7261924 , date:  "2015-08-04 01:51:47" },
  { height:  590755 , difficulty:  7245762 , date:  "2015-08-04 01:52:49" },
  { height:  590756 , difficulty:  7249237 , date:  "2015-08-04 01:53:06" },
  { height:  590757 , difficulty:  7248218 , date:  "2015-08-04 01:53:23" },
  { height:  590758 , difficulty:  7243048 , date:  "2015-08-04 01:54:27" },
  { height:  590759 , difficulty:  7289197 , date:  "2015-08-04 01:55:29" },
  { height:  590760 , difficulty:  7256392 , date:  "2015-08-04 01:55:51" },
  { height:  590761 , difficulty:  7246285 , date:  "2015-08-04 01:56:16" },
  { height:  590762 , difficulty:  7239721 , date:  "2015-08-04 01:57:03" },
  { height:  590763 , difficulty:  7239891 , date:  "2015-08-04 01:57:22" },
  { height:  590764 , difficulty:  7265897 , date:  "2015-08-04 01:57:24" },
  { height:  590765 , difficulty:  7279744 , date:  "2015-08-04 01:58:02" },
  { height:  590766 , difficulty:  7281865 , date:  "2015-08-04 01:58:07" },
  { height:  590767 , difficulty:  7288565 , date:  "2015-08-04 02:03:10" },
  { height:  590768 , difficulty:  7282526 , date:  "2015-08-04 02:03:57" },
  { height:  590769 , difficulty:  7277772 , date:  "2015-08-04 02:05:24" },
  { height:  590770 , difficulty:  7293874 , date:  "2015-08-04 02:05:30" },
  { height:  590771 , difficulty:  7261460 , date:  "2015-08-04 02:07:17" },
  { height:  590772 , difficulty:  7275800 , date:  "2015-08-04 02:10:51" },
  { height:  590773 , difficulty:  7254955 , date:  "2015-08-04 02:11:05" },
  { height:  590774 , difficulty:  7248461 , date:  "2015-08-04 02:12:02" },
  { height:  590775 , difficulty:  7291832 , date:  "2015-08-04 02:13:15" },
  { height:  590776 , difficulty:  7284064 , date:  "2015-08-04 02:14:11" },
  { height:  590777 , difficulty:  7277443 , date:  "2015-08-04 02:14:59" },
  { height:  590778 , difficulty:  7291664 , date:  "2015-08-04 02:17:19" },
  { height:  590779 , difficulty:  7296313 , date:  "2015-08-04 02:17:49" },
  { height:  590780 , difficulty:  7308082 , date:  "2015-08-04 02:17:53" },
  { height:  590781 , difficulty:  7314108 , date:  "2015-08-04 02:19:14" },
  { height:  590782 , difficulty:  7309813 , date:  "2015-08-04 02:19:18" },
  { height:  590783 , difficulty:  7310532 , date:  "2015-08-04 02:20:23" },
  { height:  590784 , difficulty:  7300981 , date:  "2015-08-04 02:20:26" },
  { height:  590785 , difficulty:  7252018 , date:  "2015-08-04 02:23:22" },
  { height:  590786 , difficulty:  7264178 , date:  "2015-08-04 02:23:50" },
  { height:  590787 , difficulty:  7297683 , date:  "2015-08-04 02:24:03" },
  { height:  590788 , difficulty:  7301860 , date:  "2015-08-04 02:24:59" },
  { height:  590789 , difficulty:  7291610 , date:  "2015-08-04 02:26:31" },
  { height:  590790 , difficulty:  7331596 , date:  "2015-08-04 02:29:17" },
  { height:  590791 , difficulty:  7344899 , date:  "2015-08-04 02:29:36" },
  { height:  590792 , difficulty:  7321806 , date:  "2015-08-04 02:29:50" },
  { height:  590793 , difficulty:  7321897 , date:  "2015-08-04 02:31:00" },
  { height:  590794 , difficulty:  7263441 , date:  "2015-08-04 02:31:06" },
  { height:  590795 , difficulty:  7278137 , date:  "2015-08-04 02:31:07" },
  { height:  590796 , difficulty:  7264093 , date:  "2015-08-04 02:31:44" },
  { height:  590797 , difficulty:  7280496 , date:  "2015-08-04 02:32:12" },
  { height:  590798 , difficulty:  7270346 , date:  "2015-08-04 02:35:21" },
  { height:  590799 , difficulty:  7286290 , date:  "2015-08-04 02:35:26" },
  { height:  590800 , difficulty:  7325582 , date:  "2015-08-04 02:36:36" },
  { height:  590801 , difficulty:  7320531 , date:  "2015-08-04 02:38:13" },
  { height:  590802 , difficulty:  7322501 , date:  "2015-08-04 02:38:29" },
  { height:  590803 , difficulty:  7310150 , date:  "2015-08-04 02:38:40" },
  { height:  590804 , difficulty:  7309854 , date:  "2015-08-04 02:39:13" },
  { height:  590805 , difficulty:  7328400 , date:  "2015-08-04 02:39:27" },
  { height:  590806 , difficulty:  7339036 , date:  "2015-08-04 02:39:30" },
  { height:  590807 , difficulty:  7362906 , date:  "2015-08-04 02:40:27" },
  { height:  590808 , difficulty:  7342861 , date:  "2015-08-04 02:44:06" },
  { height:  590809 , difficulty:  7335308 , date:  "2015-08-04 02:44:38" },
  { height:  590810 , difficulty:  7319229 , date:  "2015-08-04 02:48:17" },
  { height:  590811 , difficulty:  7317347 , date:  "2015-08-04 02:48:22" },
  { height:  590812 , difficulty:  7322080 , date:  "2015-08-04 02:49:45" },
  { height:  590813 , difficulty:  7321078 , date:  "2015-08-04 02:49:52" },
  { height:  590814 , difficulty:  7304788 , date:  "2015-08-04 02:54:16" },
  { height:  590815 , difficulty:  7316701 , date:  "2015-08-04 02:54:24" },
  { height:  590816 , difficulty:  7311042 , date:  "2015-08-04 02:54:39" },
  { height:  590817 , difficulty:  7315955 , date:  "2015-08-04 02:54:56" },
  { height:  590818 , difficulty:  7258550 , date:  "2015-08-04 02:56:10" },
  { height:  590819 , difficulty:  7261066 , date:  "2015-08-04 02:56:58" },
  { height:  590820 , difficulty:  7249051 , date:  "2015-08-04 02:57:28" },
  { height:  590821 , difficulty:  7256858 , date:  "2015-08-04 03:00:15" },
  { height:  590822 , difficulty:  7252318 , date:  "2015-08-04 03:02:13" },
  { height:  590823 , difficulty:  7293549 , date:  "2015-08-04 03:02:18" },
  { height:  590824 , difficulty:  7292458 , date:  "2015-08-04 03:02:54" },
  { height:  590825 , difficulty:  7312038 , date:  "2015-08-04 03:03:36" },
  { height:  590826 , difficulty:  7343267 , date:  "2015-08-04 03:04:46" },
  { height:  590827 , difficulty:  7334379 , date:  "2015-08-04 03:05:09" },
  { height:  590828 , difficulty:  7341637 , date:  "2015-08-04 03:08:25" },
  { height:  590829 , difficulty:  7358654 , date:  "2015-08-04 03:08:31" },
  { height:  590830 , difficulty:  7367279 , date:  "2015-08-04 03:09:26" },
  { height:  590831 , difficulty:  7354041 , date:  "2015-08-04 03:09:37" },
  { height:  590832 , difficulty:  7371322 , date:  "2015-08-04 03:09:59" },
  { height:  590833 , difficulty:  7409551 , date:  "2015-08-04 03:11:01" },
  { height:  590834 , difficulty:  7396012 , date:  "2015-08-04 03:12:37" },
  { height:  590835 , difficulty:  7397158 , date:  "2015-08-04 03:13:22" },
  { height:  590836 , difficulty:  7392244 , date:  "2015-08-04 03:13:53" },
  { height:  590837 , difficulty:  7392877 , date:  "2015-08-04 03:20:26" },
  { height:  590838 , difficulty:  7429014 , date:  "2015-08-04 03:22:42" },
  { height:  590839 , difficulty:  7427623 , date:  "2015-08-04 03:25:28" },
  { height:  590840 , difficulty:  7427723 , date:  "2015-08-04 03:26:08" },
  { height:  590841 , difficulty:  7420669 , date:  "2015-08-04 03:26:34" },
  { height:  590842 , difficulty:  7420013 , date:  "2015-08-04 03:26:56" },
  { height:  590843 , difficulty:  7380521 , date:  "2015-08-04 03:27:42" },
  { height:  590844 , difficulty:  7371923 , date:  "2015-08-04 03:32:56" },
  { height:  590845 , difficulty:  7354457 , date:  "2015-08-04 03:32:58" },
  { height:  590846 , difficulty:  7352402 , date:  "2015-08-04 03:33:32" },
  { height:  590847 , difficulty:  7364289 , date:  "2015-08-04 03:35:36" },
  { height:  590848 , difficulty:  7331938 , date:  "2015-08-04 03:35:56" },
  { height:  590849 , difficulty:  7333193 , date:  "2015-08-04 03:36:29" },
  { height:  590850 , difficulty:  7324818 , date:  "2015-08-04 03:36:31" },
  { height:  590851 , difficulty:  7331272 , date:  "2015-08-04 03:37:31" },
  { height:  590852 , difficulty:  7333412 , date:  "2015-08-04 03:39:18" },
  { height:  590853 , difficulty:  7333589 , date:  "2015-08-04 03:39:19" },
  { height:  590854 , difficulty:  7319917 , date:  "2015-08-04 03:40:10" },
  { height:  590855 , difficulty:  7345651 , date:  "2015-08-04 03:42:04" },
  { height:  590856 , difficulty:  7355582 , date:  "2015-08-04 03:43:11" },
  { height:  590857 , difficulty:  7359421 , date:  "2015-08-04 03:45:31" },
  { height:  590858 , difficulty:  7365828 , date:  "2015-08-04 03:45:41" },
  { height:  590859 , difficulty:  7355089 , date:  "2015-08-04 03:46:14" },
  { height:  590860 , difficulty:  7359121 , date:  "2015-08-04 03:47:24" },
  { height:  590861 , difficulty:  7329944 , date:  "2015-08-04 03:47:27" },
  { height:  590862 , difficulty:  7328731 , date:  "2015-08-04 03:48:59" },
  { height:  590863 , difficulty:  7339228 , date:  "2015-08-04 03:52:03" },
  { height:  590864 , difficulty:  7332260 , date:  "2015-08-04 03:52:44" },
  { height:  590865 , difficulty:  7322896 , date:  "2015-08-04 03:52:49" },
  { height:  590866 , difficulty:  7320315 , date:  "2015-08-04 03:53:22" },
  { height:  590867 , difficulty:  7324249 , date:  "2015-08-04 03:57:58" },
  { height:  590868 , difficulty:  7332675 , date:  "2015-08-04 03:58:03" },
  { height:  590869 , difficulty:  7318339 , date:  "2015-08-04 03:59:15" },
  { height:  590870 , difficulty:  7321168 , date:  "2015-08-04 03:59:39" },
  { height:  590871 , difficulty:  7323276 , date:  "2015-08-04 04:02:54" },
  { height:  590872 , difficulty:  7319870 , date:  "2015-08-04 04:03:23" },
  { height:  590873 , difficulty:  7320631 , date:  "2015-08-04 04:03:56" },
  { height:  590874 , difficulty:  7287172 , date:  "2015-08-04 04:04:44" },
  { height:  590875 , difficulty:  7289646 , date:  "2015-08-04 04:04:48" },
  { height:  590876 , difficulty:  7275159 , date:  "2015-08-04 04:06:46" },
  { height:  590877 , difficulty:  7276575 , date:  "2015-08-04 04:06:53" },
  { height:  590878 , difficulty:  7276406 , date:  "2015-08-04 04:07:34" },
  { height:  590879 , difficulty:  7280997 , date:  "2015-08-04 04:07:40" },
  { height:  590880 , difficulty:  7313289 , date:  "2015-08-04 04:08:10" },
  { height:  590881 , difficulty:  7316014 , date:  "2015-08-04 04:08:35" },
  { height:  590882 , difficulty:  7315259 , date:  "2015-08-04 04:09:19" },
  { height:  590883 , difficulty:  7319773 , date:  "2015-08-04 04:09:38" },
  { height:  590884 , difficulty:  7298754 , date:  "2015-08-04 04:11:00" },
  { height:  590885 , difficulty:  7300402 , date:  "2015-08-04 04:11:44" },
  { height:  590886 , difficulty:  7261776 , date:  "2015-08-04 04:12:52" },
  { height:  590887 , difficulty:  7266466 , date:  "2015-08-04 04:13:57" },
  { height:  590888 , difficulty:  7253953 , date:  "2015-08-04 04:13:59" },
  { height:  590889 , difficulty:  7254390 , date:  "2015-08-04 04:16:55" },
  { height:  590890 , difficulty:  7223839 , date:  "2015-08-04 04:17:13" },
  { height:  590891 , difficulty:  7234399 , date:  "2015-08-04 04:18:30" },
  { height:  590892 , difficulty:  7240945 , date:  "2015-08-04 04:18:44" },
  { height:  590893 , difficulty:  7241353 , date:  "2015-08-04 04:20:01" },
  { height:  590894 , difficulty:  7226880 , date:  "2015-08-04 04:22:03" },
  { height:  590895 , difficulty:  7251653 , date:  "2015-08-04 04:23:01" },
  { height:  590896 , difficulty:  7270142 , date:  "2015-08-04 04:23:47" },
  { height:  590897 , difficulty:  7236830 , date:  "2015-08-04 04:27:41" },
  { height:  590898 , difficulty:  7217896 , date:  "2015-08-04 04:28:04" },
  { height:  590899 , difficulty:  7232100 , date:  "2015-08-04 04:28:35" },
  { height:  590900 , difficulty:  7229621 , date:  "2015-08-04 04:28:59" },
  { height:  590901 , difficulty:  7222032 , date:  "2015-08-04 04:31:38" },
  { height:  590902 , difficulty:  7229529 , date:  "2015-08-04 04:32:47" },
  { height:  590903 , difficulty:  7227419 , date:  "2015-08-04 04:36:54" },
  { height:  590904 , difficulty:  7192833 , date:  "2015-08-04 04:37:05" },
  { height:  590905 , difficulty:  7192536 , date:  "2015-08-04 04:37:30" },
  { height:  590906 , difficulty:  7181425 , date:  "2015-08-04 04:37:31" },
  { height:  590907 , difficulty:  7188902 , date:  "2015-08-04 04:38:11" },
  { height:  590908 , difficulty:  7205234 , date:  "2015-08-04 04:39:02" },
  { height:  590909 , difficulty:  7218513 , date:  "2015-08-04 04:39:49" },
  { height:  590910 , difficulty:  7199613 , date:  "2015-08-04 04:41:54" },
  { height:  590911 , difficulty:  7193870 , date:  "2015-08-04 04:42:21" },
  { height:  590912 , difficulty:  7190017 , date:  "2015-08-04 04:42:40" },
  { height:  590913 , difficulty:  7116859 , date:  "2015-08-04 04:42:50" },
  { height:  590914 , difficulty:  7095734 , date:  "2015-08-04 04:42:55" },
  { height:  590915 , difficulty:  7065152 , date:  "2015-08-04 04:43:08" },
  { height:  590916 , difficulty:  7062231 , date:  "2015-08-04 04:45:45" },
  { height:  590917 , difficulty:  7065529 , date:  "2015-08-04 04:46:16" },
  { height:  590918 , difficulty:  7080255 , date:  "2015-08-04 04:48:50" },
  { height:  590919 , difficulty:  7072960 , date:  "2015-08-04 04:49:07" },
  { height:  590920 , difficulty:  7029202 , date:  "2015-08-04 04:49:23" },
  { height:  590921 , difficulty:  7027911 , date:  "2015-08-04 04:50:05" },
  { height:  590922 , difficulty:  7050360 , date:  "2015-08-04 04:52:25" },
  { height:  590923 , difficulty:  7037771 , date:  "2015-08-04 04:52:56" },
  { height:  590924 , difficulty:  7037036 , date:  "2015-08-04 04:53:01" },
  { height:  590925 , difficulty:  7036492 , date:  "2015-08-04 04:53:47" },
  { height:  590926 , difficulty:  7071555 , date:  "2015-08-04 04:55:10" },
  { height:  590927 , difficulty:  7067462 , date:  "2015-08-04 04:57:05" },
  { height:  590928 , difficulty:  7059347 , date:  "2015-08-04 05:00:49" },
  { height:  590929 , difficulty:  7105135 , date:  "2015-08-04 05:00:56" },
  { height:  590930 , difficulty:  7109303 , date:  "2015-08-04 05:01:23" },
  { height:  590931 , difficulty:  7091201 , date:  "2015-08-04 05:04:09" },
  { height:  590932 , difficulty:  7109253 , date:  "2015-08-04 05:06:44" },
  { height:  590933 , difficulty:  7092071 , date:  "2015-08-04 05:06:45" },
  { height:  590934 , difficulty:  7090177 , date:  "2015-08-04 05:07:17" },
  { height:  590935 , difficulty:  7083817 , date:  "2015-08-04 05:09:07" },
  { height:  590936 , difficulty:  7079640 , date:  "2015-08-04 05:09:47" },
  { height:  590937 , difficulty:  7091562 , date:  "2015-08-04 05:09:49" },
  { height:  590938 , difficulty:  7078624 , date:  "2015-08-04 05:11:33" },
  { height:  590939 , difficulty:  7064839 , date:  "2015-08-04 05:11:37" },
  { height:  590940 , difficulty:  7060841 , date:  "2015-08-04 05:11:58" },
  { height:  590941 , difficulty:  7062922 , date:  "2015-08-04 05:12:23" },
  { height:  590942 , difficulty:  7074663 , date:  "2015-08-04 05:13:36" },
  { height:  590943 , difficulty:  7023657 , date:  "2015-08-04 05:14:27" },
  { height:  590944 , difficulty:  7073254 , date:  "2015-08-04 05:15:52" },
  { height:  590945 , difficulty:  7068751 , date:  "2015-08-04 05:16:11" },
  { height:  590946 , difficulty:  7065355 , date:  "2015-08-04 05:16:51" },
  { height:  590947 , difficulty:  7052742 , date:  "2015-08-04 05:19:00" },
  { height:  590948 , difficulty:  7050830 , date:  "2015-08-04 05:19:02" },
  { height:  590949 , difficulty:  7050398 , date:  "2015-08-04 05:19:08" },
  { height:  590950 , difficulty:  7060223 , date:  "2015-08-04 05:19:10" },
  { height:  590951 , difficulty:  7069707 , date:  "2015-08-04 05:20:10" },
  { height:  590952 , difficulty:  7049218 , date:  "2015-08-04 05:20:12" },
  { height:  590953 , difficulty:  7050732 , date:  "2015-08-04 05:21:00" },
  { height:  590954 , difficulty:  7070741 , date:  "2015-08-04 05:21:54" },
  { height:  590955 , difficulty:  7078228 , date:  "2015-08-04 05:25:47" },
  { height:  590956 , difficulty:  7097226 , date:  "2015-08-04 05:25:51" },
  { height:  590957 , difficulty:  7117830 , date:  "2015-08-04 05:26:00" },
  { height:  590958 , difficulty:  7109941 , date:  "2015-08-04 05:26:11" },
  { height:  590959 , difficulty:  7117858 , date:  "2015-08-04 05:28:29" },
  { height:  590960 , difficulty:  7117890 , date:  "2015-08-04 05:28:53" },
  { height:  590961 , difficulty:  7109105 , date:  "2015-08-04 05:31:21" },
  { height:  590962 , difficulty:  7105311 , date:  "2015-08-04 05:32:46" },
  { height:  590963 , difficulty:  7094423 , date:  "2015-08-04 05:33:44" },
  { height:  590964 , difficulty:  7093807 , date:  "2015-08-04 05:34:12" },
  { height:  590965 , difficulty:  7084953 , date:  "2015-08-04 05:34:16" },
  { height:  590966 , difficulty:  7105429 , date:  "2015-08-04 05:34:23" },
  { height:  590967 , difficulty:  7100665 , date:  "2015-08-04 05:34:45" },
  { height:  590968 , difficulty:  7099865 , date:  "2015-08-04 05:35:38" },
  { height:  590969 , difficulty:  7085614 , date:  "2015-08-04 05:36:00" },
  { height:  590970 , difficulty:  7082545 , date:  "2015-08-04 05:36:04" },
  { height:  590971 , difficulty:  7082924 , date:  "2015-08-04 05:40:41" },
  { height:  590972 , difficulty:  7078886 , date:  "2015-08-04 05:40:43" },
  { height:  590973 , difficulty:  7050126 , date:  "2015-08-04 05:41:00" },
  { height:  590974 , difficulty:  7045291 , date:  "2015-08-04 05:41:46" },
  { height:  590975 , difficulty:  7039027 , date:  "2015-08-04 05:42:12" },
  { height:  590976 , difficulty:  7047889 , date:  "2015-08-04 05:43:06" },
  { height:  590977 , difficulty:  7018794 , date:  "2015-08-04 05:43:07" },
  { height:  590978 , difficulty:  7016605 , date:  "2015-08-04 05:43:23" },
  { height:  590979 , difficulty:  6978501 , date:  "2015-08-04 05:46:04" },
  { height:  590980 , difficulty:  6980614 , date:  "2015-08-04 05:46:25" },
  { height:  590981 , difficulty:  6983027 , date:  "2015-08-04 05:46:28" },
  { height:  590982 , difficulty:  6991592 , date:  "2015-08-04 05:47:09" },
  { height:  590983 , difficulty:  6987997 , date:  "2015-08-04 05:47:25" },
  { height:  590984 , difficulty:  7036836 , date:  "2015-08-04 05:47:43" },
  { height:  590985 , difficulty:  7041415 , date:  "2015-08-04 05:47:48" },
  { height:  590986 , difficulty:  7033783 , date:  "2015-08-04 05:48:47" },
  { height:  590987 , difficulty:  7040863 , date:  "2015-08-04 05:50:37" },
  { height:  590988 , difficulty:  7036647 , date:  "2015-08-04 05:50:40" },
  { height:  590989 , difficulty:  7042663 , date:  "2015-08-04 05:51:13" },
  { height:  590990 , difficulty:  7063687 , date:  "2015-08-04 05:52:30" },
  { height:  590991 , difficulty:  7083105 , date:  "2015-08-04 05:53:12" },
  { height:  590992 , difficulty:  7055879 , date:  "2015-08-04 05:54:21" },
  { height:  590993 , difficulty:  7049931 , date:  "2015-08-04 05:54:26" },
  { height:  590994 , difficulty:  7020215 , date:  "2015-08-04 05:54:31" },
  { height:  590995 , difficulty:  7058709 , date:  "2015-08-04 05:56:10" },
  { height:  590996 , difficulty:  7064998 , date:  "2015-08-04 05:57:57" },
  { height:  590997 , difficulty:  7056571 , date:  "2015-08-04 05:58:59" },
  { height:  590998 , difficulty:  7033250 , date:  "2015-08-04 05:59:10" },
  { height:  590999 , difficulty:  7031968 , date:  "2015-08-04 06:00:13" },
  { height:  591000 , difficulty:  7037156 , date:  "2015-08-04 06:00:39" },
  { height:  591001 , difficulty:  7037168 , date:  "2015-08-04 06:01:06" },
  { height:  591002 , difficulty:  7020855 , date:  "2015-08-04 06:02:47" },
  { height:  591003 , difficulty:  7005512 , date:  "2015-08-04 06:04:47" },
  { height:  591004 , difficulty:  6969268 , date:  "2015-08-04 06:05:53" },
  { height:  591005 , difficulty:  6971135 , date:  "2015-08-04 06:07:49" },
  { height:  591006 , difficulty:  7002814 , date:  "2015-08-04 06:08:12" },
  { height:  591007 , difficulty:  7005262 , date:  "2015-08-04 06:10:36" },
  { height:  591008 , difficulty:  7001913 , date:  "2015-08-04 06:12:45" },
  { height:  591009 , difficulty:  7000741 , date:  "2015-08-04 06:12:58" },
  { height:  591010 , difficulty:  7005744 , date:  "2015-08-04 06:13:42" },
  { height:  591011 , difficulty:  7011084 , date:  "2015-08-04 06:15:52" },
  { height:  591012 , difficulty:  7028818 , date:  "2015-08-04 06:17:04" },
  { height:  591013 , difficulty:  7028086 , date:  "2015-08-04 06:17:16" },
  { height:  591014 , difficulty:  7007965 , date:  "2015-08-04 06:17:49" },
  { height:  591015 , difficulty:  7008504 , date:  "2015-08-04 06:17:55" },
  { height:  591016 , difficulty:  7013364 , date:  "2015-08-04 06:18:17" },
  { height:  591017 , difficulty:  7013990 , date:  "2015-08-04 06:18:33" },
  { height:  591018 , difficulty:  7001945 , date:  "2015-08-04 06:18:48" },
  { height:  591019 , difficulty:  6992880 , date:  "2015-08-04 06:19:31" },
  { height:  591020 , difficulty:  7026341 , date:  "2015-08-04 06:19:47" },
  { height:  591021 , difficulty:  7025898 , date:  "2015-08-04 06:20:50" },
  { height:  591022 , difficulty:  7017826 , date:  "2015-08-04 06:22:12" },
  { height:  591023 , difficulty:  7021061 , date:  "2015-08-04 06:25:57" },
  { height:  591024 , difficulty:  7025413 , date:  "2015-08-04 06:25:59" },
  { height:  591025 , difficulty:  7035537 , date:  "2015-08-04 06:26:47" },
  { height:  591026 , difficulty:  7061607 , date:  "2015-08-04 06:30:26" },
  { height:  591027 , difficulty:  7061760 , date:  "2015-08-04 06:30:37" },
  { height:  591028 , difficulty:  7075394 , date:  "2015-08-04 06:30:44" },
  { height:  591029 , difficulty:  7112760 , date:  "2015-08-04 06:31:51" },
  { height:  591030 , difficulty:  7106880 , date:  "2015-08-04 06:31:57" },
  { height:  591031 , difficulty:  7077015 , date:  "2015-08-04 06:35:14" },
  { height:  591032 , difficulty:  7116484 , date:  "2015-08-04 06:38:07" },
  { height:  591033 , difficulty:  7114526 , date:  "2015-08-04 06:38:50" },
  { height:  591034 , difficulty:  7116938 , date:  "2015-08-04 06:39:30" },
  { height:  591035 , difficulty:  7105680 , date:  "2015-08-04 06:39:37" },
  { height:  591036 , difficulty:  7101065 , date:  "2015-08-04 06:40:09" },
  { height:  591037 , difficulty:  7073003 , date:  "2015-08-04 06:41:43" },
  { height:  591038 , difficulty:  7071597 , date:  "2015-08-04 06:43:20" },
  { height:  591039 , difficulty:  7070737 , date:  "2015-08-04 06:43:23" },
  { height:  591040 , difficulty:  7098569 , date:  "2015-08-04 06:46:18" },
  { height:  591041 , difficulty:  7100720 , date:  "2015-08-04 06:47:10" },
  { height:  591042 , difficulty:  7110364 , date:  "2015-08-04 06:48:02" },
  { height:  591043 , difficulty:  7106510 , date:  "2015-08-04 06:48:10" },
  { height:  591044 , difficulty:  7114633 , date:  "2015-08-04 06:48:58" },
  { height:  591045 , difficulty:  7111843 , date:  "2015-08-04 06:50:22" },
  { height:  591046 , difficulty:  7110986 , date:  "2015-08-04 06:51:47" },
  { height:  591047 , difficulty:  7065814 , date:  "2015-08-04 06:52:41" },
  { height:  591048 , difficulty:  7076450 , date:  "2015-08-04 06:55:38" },
  { height:  591049 , difficulty:  7104184 , date:  "2015-08-04 06:57:32" },
  { height:  591050 , difficulty:  7111451 , date:  "2015-08-04 06:57:34" },
  { height:  591051 , difficulty:  7106446 , date:  "2015-08-04 06:59:43" },
  { height:  591052 , difficulty:  7100323 , date:  "2015-08-04 06:59:44" },
  { height:  591053 , difficulty:  7103846 , date:  "2015-08-04 07:01:53" },
  { height:  591054 , difficulty:  7108113 , date:  "2015-08-04 07:04:14" },
  { height:  591055 , difficulty:  7092723 , date:  "2015-08-04 07:04:17" },
  { height:  591056 , difficulty:  7100560 , date:  "2015-08-04 07:04:38" },
  { height:  591057 , difficulty:  7138437 , date:  "2015-08-04 07:05:15" },
  { height:  591058 , difficulty:  7133431 , date:  "2015-08-04 07:06:04" },
  { height:  591059 , difficulty:  7134003 , date:  "2015-08-04 07:06:35" },
  { height:  591060 , difficulty:  7130249 , date:  "2015-08-04 07:06:55" },
  { height:  591061 , difficulty:  7138456 , date:  "2015-08-04 07:09:05" },
  { height:  591062 , difficulty:  7127248 , date:  "2015-08-04 07:10:49" },
  { height:  591063 , difficulty:  7105959 , date:  "2015-08-04 07:12:21" },
  { height:  591064 , difficulty:  7107624 , date:  "2015-08-04 07:12:30" },
  { height:  591065 , difficulty:  7103204 , date:  "2015-08-04 07:13:03" },
  { height:  591066 , difficulty:  7089525 , date:  "2015-08-04 07:13:11" },
  { height:  591067 , difficulty:  7080825 , date:  "2015-08-04 07:13:24" },
  { height:  591068 , difficulty:  7085194 , date:  "2015-08-04 07:14:45" },
  { height:  591069 , difficulty:  7083449 , date:  "2015-08-04 07:15:50" },
  { height:  591070 , difficulty:  7127532 , date:  "2015-08-04 07:19:06" },
  { height:  591071 , difficulty:  7115670 , date:  "2015-08-04 07:24:08" },
  { height:  591072 , difficulty:  7102908 , date:  "2015-08-04 07:25:07" },
  { height:  591073 , difficulty:  7090344 , date:  "2015-08-04 07:25:30" },
  { height:  591074 , difficulty:  7095488 , date:  "2015-08-04 07:25:45" },
  { height:  591075 , difficulty:  7093964 , date:  "2015-08-04 07:27:52" },
  { height:  591076 , difficulty:  7095658 , date:  "2015-08-04 07:28:41" },
  { height:  591077 , difficulty:  7092211 , date:  "2015-08-04 07:34:25" },
  { height:  591078 , difficulty:  7073310 , date:  "2015-08-04 07:35:54" },
  { height:  591079 , difficulty:  7054659 , date:  "2015-08-04 07:35:55" },
  { height:  591080 , difficulty:  7041109 , date:  "2015-08-04 07:37:47" },
  { height:  591081 , difficulty:  7028902 , date:  "2015-08-04 07:37:51" },
  { height:  591082 , difficulty:  7026704 , date:  "2015-08-04 07:38:06" },
  { height:  591083 , difficulty:  7021947 , date:  "2015-08-04 07:38:14" },
  { height:  591084 , difficulty:  7002469 , date:  "2015-08-04 07:38:58" },
  { height:  591085 , difficulty:  7017520 , date:  "2015-08-04 07:44:19" },
  { height:  591086 , difficulty:  7044892 , date:  "2015-08-04 07:44:21" },
  { height:  591087 , difficulty:  7019897 , date:  "2015-08-04 07:44:54" },
  { height:  591088 , difficulty:  7054751 , date:  "2015-08-04 07:45:03" },
  { height:  591089 , difficulty:  7052113 , date:  "2015-08-04 07:45:35" },
  { height:  591090 , difficulty:  7054920 , date:  "2015-08-04 07:45:48" },
  { height:  591091 , difficulty:  7053179 , date:  "2015-08-04 07:46:09" },
  { height:  591092 , difficulty:  7049676 , date:  "2015-08-04 07:47:42" },
  { height:  591093 , difficulty:  7053356 , date:  "2015-08-04 07:49:36" },
  { height:  591094 , difficulty:  7065552 , date:  "2015-08-04 07:49:39" },
  { height:  591095 , difficulty:  7101686 , date:  "2015-08-04 07:49:45" },
  { height:  591096 , difficulty:  7102461 , date:  "2015-08-04 07:51:08" },
  { height:  591097 , difficulty:  7142835 , date:  "2015-08-04 07:53:04" },
  { height:  591098 , difficulty:  7140688 , date:  "2015-08-04 07:53:08" },
  { height:  591099 , difficulty:  7096732 , date:  "2015-08-04 07:54:01" },
  { height:  591100 , difficulty:  7111956 , date:  "2015-08-04 07:59:25" },
  { height:  591101 , difficulty:  7117621 , date:  "2015-08-04 07:59:31" },
  { height:  591102 , difficulty:  7074796 , date:  "2015-08-04 08:00:54" },
  { height:  591103 , difficulty:  7087949 , date:  "2015-08-04 08:01:22" },
  { height:  591104 , difficulty:  7102128 , date:  "2015-08-04 08:02:38" },
  { height:  591105 , difficulty:  7092846 , date:  "2015-08-04 08:02:47" },
  { height:  591106 , difficulty:  7106420 , date:  "2015-08-04 08:04:38" },
  { height:  591107 , difficulty:  7089026 , date:  "2015-08-04 08:04:42" },
  { height:  591108 , difficulty:  7075836 , date:  "2015-08-04 08:05:18" },
  { height:  591109 , difficulty:  7079084 , date:  "2015-08-04 08:05:25" },
  { height:  591110 , difficulty:  7079655 , date:  "2015-08-04 08:06:19" },
  { height:  591111 , difficulty:  7089024 , date:  "2015-08-04 08:07:59" },
  { height:  591112 , difficulty:  7099954 , date:  "2015-08-04 08:08:11" },
  { height:  591113 , difficulty:  7096227 , date:  "2015-08-04 08:09:58" },
  { height:  591114 , difficulty:  7094822 , date:  "2015-08-04 08:11:52" },
  { height:  591115 , difficulty:  7094201 , date:  "2015-08-04 08:12:01" },
  { height:  591116 , difficulty:  7068220 , date:  "2015-08-04 08:12:22" },
  { height:  591117 , difficulty:  7057795 , date:  "2015-08-04 08:12:43" },
  { height:  591118 , difficulty:  7070835 , date:  "2015-08-04 08:13:43" },
  { height:  591119 , difficulty:  7124205 , date:  "2015-08-04 08:16:12" },
  { height:  591120 , difficulty:  7115041 , date:  "2015-08-04 08:16:13" },
  { height:  591121 , difficulty:  7133960 , date:  "2015-08-04 08:18:39" },
  { height:  591122 , difficulty:  7122813 , date:  "2015-08-04 08:20:21" },
  { height:  591123 , difficulty:  7112595 , date:  "2015-08-04 08:22:19" },
  { height:  591124 , difficulty:  7096256 , date:  "2015-08-04 08:23:31" },
  { height:  591125 , difficulty:  7088300 , date:  "2015-08-04 08:24:22" },
  { height:  591126 , difficulty:  7100554 , date:  "2015-08-04 08:24:27" },
  { height:  591127 , difficulty:  7078010 , date:  "2015-08-04 08:28:23" },
  { height:  591128 , difficulty:  7084074 , date:  "2015-08-04 08:29:09" },
  { height:  591129 , difficulty:  7069642 , date:  "2015-08-04 08:29:21" },
  { height:  591130 , difficulty:  7045756 , date:  "2015-08-04 08:31:51" },
  { height:  591131 , difficulty:  7053760 , date:  "2015-08-04 08:32:59" },
  { height:  591132 , difficulty:  7072328 , date:  "2015-08-04 08:34:28" },
  { height:  591133 , difficulty:  7085094 , date:  "2015-08-04 08:35:09" },
  { height:  591134 , difficulty:  7110257 , date:  "2015-08-04 08:37:52" },
  { height:  591135 , difficulty:  7132107 , date:  "2015-08-04 08:38:28" },
  { height:  591136 , difficulty:  7162131 , date:  "2015-08-04 08:39:21" },
  { height:  591137 , difficulty:  7138788 , date:  "2015-08-04 08:41:29" },
  { height:  591138 , difficulty:  7129161 , date:  "2015-08-04 08:41:37" },
  { height:  591139 , difficulty:  7127289 , date:  "2015-08-04 08:42:30" },
  { height:  591140 , difficulty:  7129316 , date:  "2015-08-04 08:43:13" },
  { height:  591141 , difficulty:  7137968 , date:  "2015-08-04 08:43:29" },
  { height:  591142 , difficulty:  7139974 , date:  "2015-08-04 08:43:42" },
  { height:  591143 , difficulty:  7147818 , date:  "2015-08-04 08:44:34" },
  { height:  591144 , difficulty:  7135951 , date:  "2015-08-04 08:46:19" },
  { height:  591145 , difficulty:  7132668 , date:  "2015-08-04 08:47:57" },
  { height:  591146 , difficulty:  7094616 , date:  "2015-08-04 08:48:22" },
  { height:  591147 , difficulty:  7043228 , date:  "2015-08-04 08:48:47" },
  { height:  591148 , difficulty:  7042563 , date:  "2015-08-04 08:51:27" },
  { height:  591149 , difficulty:  7037689 , date:  "2015-08-04 08:53:25" },
  { height:  591150 , difficulty:  7048804 , date:  "2015-08-04 08:54:22" },
  { height:  591151 , difficulty:  7031737 , date:  "2015-08-04 08:54:37" },
  { height:  591152 , difficulty:  7026456 , date:  "2015-08-04 08:57:48" },
  { height:  591153 , difficulty:  7009072 , date:  "2015-08-04 08:57:49" },
  { height:  591154 , difficulty:  6992677 , date:  "2015-08-04 08:58:03" },
  { height:  591155 , difficulty:  6994115 , date:  "2015-08-04 09:00:04" },
  { height:  591156 , difficulty:  6972287 , date:  "2015-08-04 09:00:07" },
  { height:  591157 , difficulty:  6974933 , date:  "2015-08-04 09:00:09" },
  { height:  591158 , difficulty:  6989184 , date:  "2015-08-04 09:01:03" },
  { height:  591159 , difficulty:  6987532 , date:  "2015-08-04 09:01:25" },
  { height:  591160 , difficulty:  6980429 , date:  "2015-08-04 09:05:19" },
  { height:  591161 , difficulty:  6953279 , date:  "2015-08-04 09:05:32" },
  { height:  591162 , difficulty:  6975240 , date:  "2015-08-04 09:08:20" },
  { height:  591163 , difficulty:  6972740 , date:  "2015-08-04 09:08:58" },
  { height:  591164 , difficulty:  6975798 , date:  "2015-08-04 09:11:42" },
  { height:  591165 , difficulty:  6970055 , date:  "2015-08-04 09:12:51" },
  { height:  591166 , difficulty:  6968445 , date:  "2015-08-04 09:12:56" },
  { height:  591167 , difficulty:  7001109 , date:  "2015-08-04 09:14:42" },
  { height:  591168 , difficulty:  6983476 , date:  "2015-08-04 09:14:48" },
  { height:  591169 , difficulty:  6976522 , date:  "2015-08-04 09:15:01" },
  { height:  591170 , difficulty:  7001710 , date:  "2015-08-04 09:15:03" },
  { height:  591171 , difficulty:  7060011 , date:  "2015-08-04 09:15:18" },
  { height:  591172 , difficulty:  7047492 , date:  "2015-08-04 09:16:11" },
  { height:  591173 , difficulty:  7025284 , date:  "2015-08-04 09:17:26" },
  { height:  591174 , difficulty:  7024787 , date:  "2015-08-04 09:18:47" },
  { height:  591175 , difficulty:  7030861 , date:  "2015-08-04 09:19:09" },
  { height:  591176 , difficulty:  6978975 , date:  "2015-08-04 09:20:00" },
  { height:  591177 , difficulty:  6978230 , date:  "2015-08-04 09:20:00" },
  { height:  591178 , difficulty:  6966370 , date:  "2015-08-04 09:22:03" },
  { height:  591179 , difficulty:  6960613 , date:  "2015-08-04 09:24:45" },
  { height:  591180 , difficulty:  6950264 , date:  "2015-08-04 09:25:07" },
  { height:  591181 , difficulty:  6948056 , date:  "2015-08-04 09:26:09" },
  { height:  591182 , difficulty:  6946828 , date:  "2015-08-04 09:26:33" },
  { height:  591183 , difficulty:  6956562 , date:  "2015-08-04 09:29:53" },
  { height:  591184 , difficulty:  6955491 , date:  "2015-08-04 09:32:21" },
  { height:  591185 , difficulty:  6968235 , date:  "2015-08-04 09:33:05" },
  { height:  591186 , difficulty:  7004203 , date:  "2015-08-04 09:34:24" },
  { height:  591187 , difficulty:  7010727 , date:  "2015-08-04 09:36:13" },
  { height:  591188 , difficulty:  7011408 , date:  "2015-08-04 09:42:26" },
  { height:  591189 , difficulty:  6997920 , date:  "2015-08-04 09:42:30" },
  { height:  591190 , difficulty:  6993531 , date:  "2015-08-04 09:42:56" },
  { height:  591191 , difficulty:  7001017 , date:  "2015-08-04 09:43:58" },
  { height:  591192 , difficulty:  6999210 , date:  "2015-08-04 09:45:05" },
  { height:  591193 , difficulty:  6995123 , date:  "2015-08-04 09:45:10" },
  { height:  591194 , difficulty:  6984512 , date:  "2015-08-04 09:46:04" },
  { height:  591195 , difficulty:  6965677 , date:  "2015-08-04 09:50:12" },
  { height:  591196 , difficulty:  6971137 , date:  "2015-08-04 09:51:17" },
  { height:  591197 , difficulty:  6943431 , date:  "2015-08-04 09:52:26" },
  { height:  591198 , difficulty:  6924799 , date:  "2015-08-04 09:52:30" },
  { height:  591199 , difficulty:  6917291 , date:  "2015-08-04 09:52:50" },
  { height:  591200 , difficulty:  6929382 , date:  "2015-08-04 09:53:33" },
  { height:  591201 , difficulty:  6923353 , date:  "2015-08-04 09:54:14" },
  { height:  591202 , difficulty:  6941246 , date:  "2015-08-04 09:54:56" },
  { height:  591203 , difficulty:  6906514 , date:  "2015-08-04 09:56:03" },
  { height:  591204 , difficulty:  6901061 , date:  "2015-08-04 09:57:37" },
  { height:  591205 , difficulty:  6907730 , date:  "2015-08-04 10:02:42" },
  { height:  591206 , difficulty:  6880044 , date:  "2015-08-04 10:04:37" },
  { height:  591207 , difficulty:  6934939 , date:  "2015-08-04 10:04:47" },
  { height:  591208 , difficulty:  6922917 , date:  "2015-08-04 10:04:54" },
  { height:  591209 , difficulty:  6919078 , date:  "2015-08-04 10:07:43" },
  { height:  591210 , difficulty:  6892331 , date:  "2015-08-04 10:08:13" },
  { height:  591211 , difficulty:  6933826 , date:  "2015-08-04 10:10:18" },
  { height:  591212 , difficulty:  6924072 , date:  "2015-08-04 10:10:23" },
  { height:  591213 , difficulty:  6906510 , date:  "2015-08-04 10:10:31" },
  { height:  591214 , difficulty:  6923862 , date:  "2015-08-04 10:10:42" },
  { height:  591215 , difficulty:  6917184 , date:  "2015-08-04 10:12:49" },
  { height:  591216 , difficulty:  6913483 , date:  "2015-08-04 10:15:32" },
  { height:  591217 , difficulty:  6911094 , date:  "2015-08-04 10:15:40" },
  { height:  591218 , difficulty:  6934630 , date:  "2015-08-04 10:16:01" },
  { height:  591219 , difficulty:  6935031 , date:  "2015-08-04 10:19:16" },
  { height:  591220 , difficulty:  6915398 , date:  "2015-08-04 10:19:22" },
  { height:  591221 , difficulty:  6904534 , date:  "2015-08-04 10:20:31" },
  { height:  591222 , difficulty:  6904681 , date:  "2015-08-04 10:21:16" },
  { height:  591223 , difficulty:  6923416 , date:  "2015-08-04 10:24:26" },
  { height:  591224 , difficulty:  6897645 , date:  "2015-08-04 10:25:31" },
  { height:  591225 , difficulty:  6886485 , date:  "2015-08-04 10:25:47" },
  { height:  591226 , difficulty:  6890041 , date:  "2015-08-04 10:26:08" },
  { height:  591227 , difficulty:  6917185 , date:  "2015-08-04 10:26:10" },
  { height:  591228 , difficulty:  6912606 , date:  "2015-08-04 10:27:43" },
  { height:  591229 , difficulty:  6913069 , date:  "2015-08-04 10:28:52" },
  { height:  591230 , difficulty:  6915357 , date:  "2015-08-04 10:28:58" },
  { height:  591231 , difficulty:  6899710 , date:  "2015-08-04 10:29:01" },
  { height:  591232 , difficulty:  6910780 , date:  "2015-08-04 10:30:45" },
  { height:  591233 , difficulty:  6915225 , date:  "2015-08-04 10:31:17" },
  { height:  591234 , difficulty:  6908075 , date:  "2015-08-04 10:31:22" },
  { height:  591235 , difficulty:  6913648 , date:  "2015-08-04 10:33:36" },
  { height:  591236 , difficulty:  6870095 , date:  "2015-08-04 10:34:26" },
  { height:  591237 , difficulty:  6872854 , date:  "2015-08-04 10:36:42" },
  { height:  591238 , difficulty:  6851792 , date:  "2015-08-04 10:36:47" },
  { height:  591239 , difficulty:  6846238 , date:  "2015-08-04 10:38:38" },
  { height:  591240 , difficulty:  6827135 , date:  "2015-08-04 10:40:29" },
  { height:  591241 , difficulty:  6814942 , date:  "2015-08-04 10:40:37" },
  { height:  591242 , difficulty:  6831215 , date:  "2015-08-04 10:41:28" },
  { height:  591243 , difficulty:  6827937 , date:  "2015-08-04 10:42:08" },
  { height:  591244 , difficulty:  6869445 , date:  "2015-08-04 10:42:11" },
  { height:  591245 , difficulty:  6877047 , date:  "2015-08-04 10:44:44" },
  { height:  591246 , difficulty:  6914812 , date:  "2015-08-04 10:45:38" },
  { height:  591247 , difficulty:  6911849 , date:  "2015-08-04 10:47:18" },
  { height:  591248 , difficulty:  6904620 , date:  "2015-08-04 10:49:01" },
  { height:  591249 , difficulty:  6905307 , date:  "2015-08-04 10:49:29" },
  { height:  591250 , difficulty:  6890494 , date:  "2015-08-04 10:52:09" },
  { height:  591251 , difficulty:  6902065 , date:  "2015-08-04 10:52:13" },
  { height:  591252 , difficulty:  6894724 , date:  "2015-08-04 10:53:01" },
  { height:  591253 , difficulty:  6903058 , date:  "2015-08-04 10:53:24" },
  { height:  591254 , difficulty:  6880793 , date:  "2015-08-04 10:53:36" },
  { height:  591255 , difficulty:  6861565 , date:  "2015-08-04 10:55:13" },
  { height:  591256 , difficulty:  6857159 , date:  "2015-08-04 10:55:18" },
  { height:  591257 , difficulty:  6853287 , date:  "2015-08-04 10:55:31" },
  { height:  591258 , difficulty:  6850141 , date:  "2015-08-04 10:56:49" },
  { height:  591259 , difficulty:  6831934 , date:  "2015-08-04 10:56:54" },
  { height:  591260 , difficulty:  6835831 , date:  "2015-08-04 10:57:40" },
  { height:  591261 , difficulty:  6829433 , date:  "2015-08-04 10:59:47" },
  { height:  591262 , difficulty:  6818303 , date:  "2015-08-04 11:00:50" },
  { height:  591263 , difficulty:  6800426 , date:  "2015-08-04 11:01:17" },
  { height:  591264 , difficulty:  6750791 , date:  "2015-08-04 11:01:37" },
  { height:  591265 , difficulty:  6751011 , date:  "2015-08-04 11:01:41" },
  { height:  591266 , difficulty:  6749107 , date:  "2015-08-04 11:02:23" },
  { height:  591267 , difficulty:  6743347 , date:  "2015-08-04 11:03:17" },
  { height:  591268 , difficulty:  6735467 , date:  "2015-08-04 11:03:18" },
  { height:  591269 , difficulty:  6736205 , date:  "2015-08-04 11:03:27" },
  { height:  591270 , difficulty:  6735516 , date:  "2015-08-04 11:03:48" },
  { height:  591271 , difficulty:  6697497 , date:  "2015-08-04 11:03:53" },
  { height:  591272 , difficulty:  6690851 , date:  "2015-08-04 11:04:35" },
  { height:  591273 , difficulty:  6682094 , date:  "2015-08-04 11:05:18" },
  { height:  591274 , difficulty:  6730342 , date:  "2015-08-04 11:05:49" },
  { height:  591275 , difficulty:  6729675 , date:  "2015-08-04 11:06:38" },
  { height:  591276 , difficulty:  6724149 , date:  "2015-08-04 11:08:24" },
  { height:  591277 , difficulty:  6735850 , date:  "2015-08-04 11:08:27" },
  { height:  591278 , difficulty:  6753477 , date:  "2015-08-04 11:08:48" },
  { height:  591279 , difficulty:  6745781 , date:  "2015-08-04 11:11:59" },
  { height:  591280 , difficulty:  6734203 , date:  "2015-08-04 11:12:10" },
  { height:  591281 , difficulty:  6713921 , date:  "2015-08-04 11:13:56" },
  { height:  591282 , difficulty:  6706274 , date:  "2015-08-04 11:15:55" },
  { height:  591283 , difficulty:  6710183 , date:  "2015-08-04 11:17:24" },
  { height:  591284 , difficulty:  6711269 , date:  "2015-08-04 11:18:18" },
  { height:  591285 , difficulty:  6700258 , date:  "2015-08-04 11:18:19" },
  { height:  591286 , difficulty:  6699346 , date:  "2015-08-04 11:18:36" },
  { height:  591287 , difficulty:  6682560 , date:  "2015-08-04 11:18:51" },
  { height:  591288 , difficulty:  6686440 , date:  "2015-08-04 11:19:04" },
  { height:  591289 , difficulty:  6687525 , date:  "2015-08-04 11:19:44" },
  { height:  591290 , difficulty:  6703481 , date:  "2015-08-04 11:19:51" },
  { height:  591291 , difficulty:  6682145 , date:  "2015-08-04 11:20:47" },
  { height:  591292 , difficulty:  6659910 , date:  "2015-08-04 11:22:10" },
  { height:  591293 , difficulty:  6665154 , date:  "2015-08-04 11:24:57" },
  { height:  591294 , difficulty:  6661479 , date:  "2015-08-04 11:25:01" },
  { height:  591295 , difficulty:  6633768 , date:  "2015-08-04 11:25:25" },
  { height:  591296 , difficulty:  6649434 , date:  "2015-08-04 11:25:25" },
  { height:  591297 , difficulty:  6639112 , date:  "2015-08-04 11:25:44" },
  { height:  591298 , difficulty:  6639958 , date:  "2015-08-04 11:26:19" },
  { height:  591299 , difficulty:  6608583 , date:  "2015-08-04 11:27:43" },
  { height:  591300 , difficulty:  6600765 , date:  "2015-08-04 11:27:50" },
  { height:  591301 , difficulty:  6624910 , date:  "2015-08-04 11:28:58" },
  { height:  591302 , difficulty:  6621843 , date:  "2015-08-04 11:29:00" },
  { height:  591303 , difficulty:  6627572 , date:  "2015-08-04 11:30:08" },
  { height:  591304 , difficulty:  6617297 , date:  "2015-08-04 11:31:05" },
  { height:  591305 , difficulty:  6633467 , date:  "2015-08-04 11:31:46" },
  { height:  591306 , difficulty:  6632224 , date:  "2015-08-04 11:32:30" },
  { height:  591307 , difficulty:  6633170 , date:  "2015-08-04 11:32:48" },
  { height:  591308 , difficulty:  6615448 , date:  "2015-08-04 11:33:17" },
  { height:  591309 , difficulty:  6625400 , date:  "2015-08-04 11:34:06" },
  { height:  591310 , difficulty:  6665648 , date:  "2015-08-04 11:34:27" },
  { height:  591311 , difficulty:  6654811 , date:  "2015-08-04 11:34:58" },
  { height:  591312 , difficulty:  6653754 , date:  "2015-08-04 11:35:07" },
  { height:  591313 , difficulty:  6677267 , date:  "2015-08-04 11:37:48" },
  { height:  591314 , difficulty:  6684514 , date:  "2015-08-04 11:39:13" },
  { height:  591315 , difficulty:  6666914 , date:  "2015-08-04 11:39:29" },
  { height:  591316 , difficulty:  6651447 , date:  "2015-08-04 11:39:47" },
  { height:  591317 , difficulty:  6680760 , date:  "2015-08-04 11:40:03" },
  { height:  591318 , difficulty:  6689061 , date:  "2015-08-04 11:41:01" },
  { height:  591319 , difficulty:  6684118 , date:  "2015-08-04 11:41:23" },
  { height:  591320 , difficulty:  6701638 , date:  "2015-08-04 11:41:54" },
  { height:  591321 , difficulty:  6675215 , date:  "2015-08-04 11:42:21" },
  { height:  591322 , difficulty:  6682491 , date:  "2015-08-04 11:42:44" },
  { height:  591323 , difficulty:  6668366 , date:  "2015-08-04 11:42:56" },
  { height:  591324 , difficulty:  6673316 , date:  "2015-08-04 11:43:59" },
  { height:  591325 , difficulty:  6688744 , date:  "2015-08-04 11:46:27" },
  { height:  591326 , difficulty:  6675438 , date:  "2015-08-04 11:47:51" },
  { height:  591327 , difficulty:  6678831 , date:  "2015-08-04 11:49:00" },
  { height:  591328 , difficulty:  6685514 , date:  "2015-08-04 11:51:29" },
  { height:  591329 , difficulty:  6683150 , date:  "2015-08-04 11:51:30" },
  { height:  591330 , difficulty:  6681625 , date:  "2015-08-04 11:54:45" },
  { height:  591331 , difficulty:  6679375 , date:  "2015-08-04 11:55:50" },
  { height:  591332 , difficulty:  6699782 , date:  "2015-08-04 11:55:55" },
  { height:  591333 , difficulty:  6698555 , date:  "2015-08-04 11:58:24" },
  { height:  591334 , difficulty:  6685240 , date:  "2015-08-04 11:58:50" },
  { height:  591335 , difficulty:  6686749 , date:  "2015-08-04 11:59:27" },
  { height:  591336 , difficulty:  6746573 , date:  "2015-08-04 11:59:46" },
  { height:  591337 , difficulty:  6724608 , date:  "2015-08-04 11:59:54" },
  { height:  591338 , difficulty:  6717684 , date:  "2015-08-04 12:00:00" },
  { height:  591339 , difficulty:  6717904 , date:  "2015-08-04 12:00:31" },
  { height:  591340 , difficulty:  6730060 , date:  "2015-08-04 12:05:55" },
  { height:  591341 , difficulty:  6738676 , date:  "2015-08-04 12:05:59" },
  { height:  591342 , difficulty:  6733656 , date:  "2015-08-04 12:06:01" },
  { height:  591343 , difficulty:  6743336 , date:  "2015-08-04 12:06:06" },
  { height:  591344 , difficulty:  6749984 , date:  "2015-08-04 12:10:44" },
  { height:  591345 , difficulty:  6752900 , date:  "2015-08-04 12:11:18" },
  { height:  591346 , difficulty:  6749953 , date:  "2015-08-04 12:11:36" },
  { height:  591347 , difficulty:  6753881 , date:  "2015-08-04 12:11:51" },
  { height:  591348 , difficulty:  6753530 , date:  "2015-08-04 12:16:06" },
  { height:  591349 , difficulty:  6751200 , date:  "2015-08-04 12:16:46" },
  { height:  591350 , difficulty:  6747022 , date:  "2015-08-04 12:17:19" },
  { height:  591351 , difficulty:  6782697 , date:  "2015-08-04 12:17:25" },
  { height:  591352 , difficulty:  6774172 , date:  "2015-08-04 12:17:30" },
  { height:  591353 , difficulty:  6778959 , date:  "2015-08-04 12:17:49" },
  { height:  591354 , difficulty:  6789946 , date:  "2015-08-04 12:19:03" },
  { height:  591355 , difficulty:  6764983 , date:  "2015-08-04 12:19:04" },
  { height:  591356 , difficulty:  6775353 , date:  "2015-08-04 12:21:30" },
  { height:  591357 , difficulty:  6780553 , date:  "2015-08-04 12:22:28" },
  { height:  591358 , difficulty:  6758693 , date:  "2015-08-04 12:23:26" },
  { height:  591359 , difficulty:  6771946 , date:  "2015-08-04 12:23:28" },
  { height:  591360 , difficulty:  6774825 , date:  "2015-08-04 12:23:59" },
  { height:  591361 , difficulty:  6778605 , date:  "2015-08-04 12:25:33" },
  { height:  591362 , difficulty:  6775204 , date:  "2015-08-04 12:26:08" },
  { height:  591363 , difficulty:  6772636 , date:  "2015-08-04 12:26:36" },
  { height:  591364 , difficulty:  6780318 , date:  "2015-08-04 12:29:33" },
  { height:  591365 , difficulty:  6773273 , date:  "2015-08-04 12:29:48" },
  { height:  591366 , difficulty:  6772927 , date:  "2015-08-04 12:29:53" },
  { height:  591367 , difficulty:  6772279 , date:  "2015-08-04 12:32:03" },
  { height:  591368 , difficulty:  6761677 , date:  "2015-08-04 12:32:08" },
  { height:  591369 , difficulty:  6731548 , date:  "2015-08-04 12:32:30" },
  { height:  591370 , difficulty:  6760924 , date:  "2015-08-04 12:32:30" },
  { height:  591371 , difficulty:  6756559 , date:  "2015-08-04 12:32:35" },
  { height:  591372 , difficulty:  6792312 , date:  "2015-08-04 12:33:06" },
  { height:  591373 , difficulty:  6796804 , date:  "2015-08-04 12:35:46" },
  { height:  591374 , difficulty:  6790225 , date:  "2015-08-04 12:35:51" },
  { height:  591375 , difficulty:  6783068 , date:  "2015-08-04 12:36:29" },
  { height:  591376 , difficulty:  6791607 , date:  "2015-08-04 12:37:08" },
  { height:  591377 , difficulty:  6779477 , date:  "2015-08-04 12:37:34" },
  { height:  591378 , difficulty:  6779739 , date:  "2015-08-04 12:37:51" },
  { height:  591379 , difficulty:  6768481 , date:  "2015-08-04 12:38:05" },
  { height:  591380 , difficulty:  6758141 , date:  "2015-08-04 12:40:37" },
  { height:  591381 , difficulty:  6753229 , date:  "2015-08-04 12:42:17" },
  { height:  591382 , difficulty:  6777884 , date:  "2015-08-04 12:44:38" },
  { height:  591383 , difficulty:  6794898 , date:  "2015-08-04 12:45:07" },
  { height:  591384 , difficulty:  6841005 , date:  "2015-08-04 12:47:22" },
  { height:  591385 , difficulty:  6835114 , date:  "2015-08-04 12:48:00" },
  { height:  591386 , difficulty:  6833481 , date:  "2015-08-04 12:48:04" },
  { height:  591387 , difficulty:  6831292 , date:  "2015-08-04 12:48:08" },
  { height:  591388 , difficulty:  6840307 , date:  "2015-08-04 12:48:16" },
  { height:  591389 , difficulty:  6812620 , date:  "2015-08-04 12:49:08" },
  { height:  591390 , difficulty:  6800219 , date:  "2015-08-04 12:49:35" },
  { height:  591391 , difficulty:  6822579 , date:  "2015-08-04 12:49:44" },
  { height:  591392 , difficulty:  6819220 , date:  "2015-08-04 12:50:28" },
  { height:  591393 , difficulty:  6885993 , date:  "2015-08-04 12:50:48" },
  { height:  591394 , difficulty:  6878195 , date:  "2015-08-04 12:52:06" },
  { height:  591395 , difficulty:  6885466 , date:  "2015-08-04 12:53:20" },
  { height:  591396 , difficulty:  6879569 , date:  "2015-08-04 12:53:26" },
  { height:  591397 , difficulty:  6885681 , date:  "2015-08-04 12:53:44" },
  { height:  591398 , difficulty:  6881594 , date:  "2015-08-04 12:56:48" },
  { height:  591399 , difficulty:  6879165 , date:  "2015-08-04 12:56:55" },
  { height:  591400 , difficulty:  6873990 , date:  "2015-08-04 12:57:18" },
  { height:  591401 , difficulty:  6847011 , date:  "2015-08-04 12:58:44" },
  { height:  591402 , difficulty:  6852046 , date:  "2015-08-04 12:59:30" },
  { height:  591403 , difficulty:  6841553 , date:  "2015-08-04 12:59:39" },
  { height:  591404 , difficulty:  6813665 , date:  "2015-08-04 13:02:30" },
  { height:  591405 , difficulty:  6820220 , date:  "2015-08-04 13:04:14" },
  { height:  591406 , difficulty:  6783903 , date:  "2015-08-04 13:05:36" },
  { height:  591407 , difficulty:  6789280 , date:  "2015-08-04 13:05:54" },
  { height:  591408 , difficulty:  6798186 , date:  "2015-08-04 13:06:31" },
  { height:  591409 , difficulty:  6802016 , date:  "2015-08-04 13:07:53" },
  { height:  591410 , difficulty:  6798336 , date:  "2015-08-04 13:08:13" },
  { height:  591411 , difficulty:  6791739 , date:  "2015-08-04 13:10:09" },
  { height:  591412 , difficulty:  6793171 , date:  "2015-08-04 13:12:10" },
  { height:  591413 , difficulty:  6807129 , date:  "2015-08-04 13:12:38" },
  { height:  591414 , difficulty:  6808701 , date:  "2015-08-04 13:12:56" },
  { height:  591415 , difficulty:  6808425 , date:  "2015-08-04 13:15:36" },
  { height:  591416 , difficulty:  6751947 , date:  "2015-08-04 13:15:50" },
  { height:  591417 , difficulty:  6811475 , date:  "2015-08-04 13:16:36" },
  { height:  591418 , difficulty:  6815575 , date:  "2015-08-04 13:18:15" },
  { height:  591419 , difficulty:  6825605 , date:  "2015-08-04 13:18:33" },
  { height:  591420 , difficulty:  6776323 , date:  "2015-08-04 13:18:35" },
  { height:  591421 , difficulty:  6775906 , date:  "2015-08-04 13:19:34" },
  { height:  591422 , difficulty:  6775485 , date:  "2015-08-04 13:19:50" },
  { height:  591423 , difficulty:  6777415 , date:  "2015-08-04 13:21:00" },
  { height:  591424 , difficulty:  6741831 , date:  "2015-08-04 13:21:16" },
  { height:  591425 , difficulty:  6741919 , date:  "2015-08-04 13:21:18" },
  { height:  591426 , difficulty:  6748010 , date:  "2015-08-04 13:22:22" },
  { height:  591427 , difficulty:  6746511 , date:  "2015-08-04 13:22:48" },
  { height:  591428 , difficulty:  6748062 , date:  "2015-08-04 13:24:07" },
  { height:  591429 , difficulty:  6744955 , date:  "2015-08-04 13:25:58" },
  { height:  591430 , difficulty:  6742073 , date:  "2015-08-04 13:28:15" },
  { height:  591431 , difficulty:  6744171 , date:  "2015-08-04 13:29:31" },
  { height:  591432 , difficulty:  6720334 , date:  "2015-08-04 13:30:05" },
  { height:  591433 , difficulty:  6720667 , date:  "2015-08-04 13:31:26" },
  { height:  591434 , difficulty:  6720536 , date:  "2015-08-04 13:31:35" },
  { height:  591435 , difficulty:  6723333 , date:  "2015-08-04 13:31:38" },
  { height:  591436 , difficulty:  6721511 , date:  "2015-08-04 13:31:41" },
  { height:  591437 , difficulty:  6712400 , date:  "2015-08-04 13:32:11" },
  { height:  591438 , difficulty:  6708814 , date:  "2015-08-04 13:32:18" },
  { height:  591439 , difficulty:  6703410 , date:  "2015-08-04 13:32:31" },
  { height:  591440 , difficulty:  6678028 , date:  "2015-08-04 13:32:51" },
  { height:  591441 , difficulty:  6675461 , date:  "2015-08-04 13:33:05" },
  { height:  591442 , difficulty:  6727541 , date:  "2015-08-04 13:34:22" },
  { height:  591443 , difficulty:  6711912 , date:  "2015-08-04 13:34:45" },
  { height:  591444 , difficulty:  6725724 , date:  "2015-08-04 13:34:55" },
  { height:  591445 , difficulty:  6721967 , date:  "2015-08-04 13:35:10" },
  { height:  591446 , difficulty:  6740340 , date:  "2015-08-04 13:37:46" },
  { height:  591447 , difficulty:  6777268 , date:  "2015-08-04 13:42:33" },
  { height:  591448 , difficulty:  6773437 , date:  "2015-08-04 13:42:53" },
  { height:  591449 , difficulty:  6754071 , date:  "2015-08-04 13:43:52" },
  { height:  591450 , difficulty:  6765560 , date:  "2015-08-04 13:44:25" },
  { height:  591451 , difficulty:  6768016 , date:  "2015-08-04 13:45:12" },
  { height:  591452 , difficulty:  6768867 , date:  "2015-08-04 13:45:50" },
  { height:  591453 , difficulty:  6788776 , date:  "2015-08-04 13:45:52" },
  { height:  591454 , difficulty:  6790315 , date:  "2015-08-04 13:46:30" },
  { height:  591455 , difficulty:  6787621 , date:  "2015-08-04 13:46:45" },
  { height:  591456 , difficulty:  6773800 , date:  "2015-08-04 13:47:22" },
  { height:  591457 , difficulty:  6755509 , date:  "2015-08-04 13:48:58" },
  { height:  591458 , difficulty:  6740949 , date:  "2015-08-04 13:48:59" },
  { height:  591459 , difficulty:  6735462 , date:  "2015-08-04 13:49:02" },
  { height:  591460 , difficulty:  6742180 , date:  "2015-08-04 13:49:43" },
  { height:  591461 , difficulty:  6739692 , date:  "2015-08-04 13:50:06" },
  { height:  591462 , difficulty:  6740568 , date:  "2015-08-04 13:51:05" },
  { height:  591463 , difficulty:  6749188 , date:  "2015-08-04 13:51:08" },
  { height:  591464 , difficulty:  6763659 , date:  "2015-08-04 13:52:53" },
  { height:  591465 , difficulty:  6783554 , date:  "2015-08-04 13:53:21" },
  { height:  591466 , difficulty:  6781217 , date:  "2015-08-04 13:53:32" },
  { height:  591467 , difficulty:  6781323 , date:  "2015-08-04 13:54:05" },
  { height:  591468 , difficulty:  6785255 , date:  "2015-08-04 13:54:12" },
  { height:  591469 , difficulty:  6782091 , date:  "2015-08-04 13:54:14" },
  { height:  591470 , difficulty:  6767431 , date:  "2015-08-04 13:54:51" },
  { height:  591471 , difficulty:  6760108 , date:  "2015-08-04 13:55:05" },
  { height:  591472 , difficulty:  6763453 , date:  "2015-08-04 13:55:16" },
  { height:  591473 , difficulty:  6794002 , date:  "2015-08-04 13:55:23" },
  { height:  591474 , difficulty:  6760731 , date:  "2015-08-04 13:56:14" },
  { height:  591475 , difficulty:  6771455 , date:  "2015-08-04 13:57:07" },
  { height:  591476 , difficulty:  6784224 , date:  "2015-08-04 13:57:54" },
  { height:  591477 , difficulty:  6770697 , date:  "2015-08-04 13:58:45" },
  { height:  591478 , difficulty:  6763597 , date:  "2015-08-04 13:58:48" },
  { height:  591479 , difficulty:  6767203 , date:  "2015-08-04 13:58:49" },
  { height:  591480 , difficulty:  6737956 , date:  "2015-08-04 13:59:31" },
  { height:  591481 , difficulty:  6718970 , date:  "2015-08-04 13:59:37" },
  { height:  591482 , difficulty:  6713566 , date:  "2015-08-04 14:02:13" },
  { height:  591483 , difficulty:  6748845 , date:  "2015-08-04 14:04:11" },
  { height:  591484 , difficulty:  6747077 , date:  "2015-08-04 14:04:55" },
  { height:  591485 , difficulty:  6771107 , date:  "2015-08-04 14:06:26" },
  { height:  591486 , difficulty:  6767538 , date:  "2015-08-04 14:06:30" },
  { height:  591487 , difficulty:  6760684 , date:  "2015-08-04 14:07:08" },
  { height:  591488 , difficulty:  6739194 , date:  "2015-08-04 14:08:15" },
  { height:  591489 , difficulty:  6781256 , date:  "2015-08-04 14:08:47" },
  { height:  591490 , difficulty:  6778608 , date:  "2015-08-04 14:09:25" },
  { height:  591491 , difficulty:  6751417 , date:  "2015-08-04 14:09:39" },
  { height:  591492 , difficulty:  6751052 , date:  "2015-08-04 14:10:44" },
  { height:  591493 , difficulty:  6755409 , date:  "2015-08-04 14:12:51" },
  { height:  591494 , difficulty:  6745450 , date:  "2015-08-04 14:13:55" },
  { height:  591495 , difficulty:  6746940 , date:  "2015-08-04 14:14:13" },
  { height:  591496 , difficulty:  6776170 , date:  "2015-08-04 14:14:14" },
  { height:  591497 , difficulty:  6786191 , date:  "2015-08-04 14:16:26" },
  { height:  591498 , difficulty:  6783338 , date:  "2015-08-04 14:19:09" },
  { height:  591499 , difficulty:  6776286 , date:  "2015-08-04 14:19:54" },
  { height:  591500 , difficulty:  6780116 , date:  "2015-08-04 14:20:28" },
  { height:  591501 , difficulty:  6791604 , date:  "2015-08-04 14:21:05" },
  { height:  591502 , difficulty:  6783135 , date:  "2015-08-04 14:21:51" },
  { height:  591503 , difficulty:  6813448 , date:  "2015-08-04 14:23:29" },
  { height:  591504 , difficulty:  6798990 , date:  "2015-08-04 14:24:12" },
  { height:  591505 , difficulty:  6787688 , date:  "2015-08-04 14:24:28" },
  { height:  591506 , difficulty:  6763658 , date:  "2015-08-04 14:24:48" },
  { height:  591507 , difficulty:  6752820 , date:  "2015-08-04 14:24:54" },
  { height:  591508 , difficulty:  6756797 , date:  "2015-08-04 14:27:39" },
  { height:  591509 , difficulty:  6758435 , date:  "2015-08-04 14:27:45" },
  { height:  591510 , difficulty:  6763900 , date:  "2015-08-04 14:28:57" },
  { height:  591511 , difficulty:  6767927 , date:  "2015-08-04 14:29:45" },
  { height:  591512 , difficulty:  6838798 , date:  "2015-08-04 14:35:09" },
  { height:  591513 , difficulty:  6857446 , date:  "2015-08-04 14:35:10" },
  { height:  591514 , difficulty:  6886207 , date:  "2015-08-04 14:43:14" },
  { height:  591515 , difficulty:  6890123 , date:  "2015-08-04 14:43:43" },
  { height:  591516 , difficulty:  6890035 , date:  "2015-08-04 14:43:51" },
  { height:  591517 , difficulty:  6890322 , date:  "2015-08-04 14:44:10" },
  { height:  591518 , difficulty:  6883377 , date:  "2015-08-04 14:47:10" },
  { height:  591519 , difficulty:  6937753 , date:  "2015-08-04 14:49:19" },
  { height:  591520 , difficulty:  6935172 , date:  "2015-08-04 14:49:22" },
  { height:  591521 , difficulty:  6937775 , date:  "2015-08-04 14:49:49" },
  { height:  591522 , difficulty:  6930594 , date:  "2015-08-04 14:52:52" },
  { height:  591523 , difficulty:  6878838 , date:  "2015-08-04 14:52:55" },
  { height:  591524 , difficulty:  6880373 , date:  "2015-08-04 14:54:28" },
  { height:  591525 , difficulty:  6868671 , date:  "2015-08-04 14:54:33" },
  { height:  591526 , difficulty:  6872832 , date:  "2015-08-04 14:56:11" },
  { height:  591527 , difficulty:  6883242 , date:  "2015-08-04 14:56:17" },
  { height:  591528 , difficulty:  6875312 , date:  "2015-08-04 14:57:02" },
  { height:  591529 , difficulty:  6883705 , date:  "2015-08-04 14:57:10" },
  { height:  591530 , difficulty:  6897212 , date:  "2015-08-04 14:58:14" },
  { height:  591531 , difficulty:  6906175 , date:  "2015-08-04 14:58:52" },
  { height:  591532 , difficulty:  6924901 , date:  "2015-08-04 14:59:36" },
  { height:  591533 , difficulty:  6907436 , date:  "2015-08-04 14:59:55" },
  { height:  591534 , difficulty:  6912529 , date:  "2015-08-04 15:00:07" },
  { height:  591535 , difficulty:  6924323 , date:  "2015-08-04 15:02:13" },
  { height:  591536 , difficulty:  6916065 , date:  "2015-08-04 15:03:50" },
  { height:  591537 , difficulty:  6928317 , date:  "2015-08-04 15:04:01" },
  { height:  591538 , difficulty:  6951413 , date:  "2015-08-04 15:05:15" },
  { height:  591539 , difficulty:  6957795 , date:  "2015-08-04 15:05:46" },
  { height:  591540 , difficulty:  6937538 , date:  "2015-08-04 15:05:54" },
  { height:  591541 , difficulty:  6937607 , date:  "2015-08-04 15:06:27" },
  { height:  591542 , difficulty:  6988144 , date:  "2015-08-04 15:07:32" },
  { height:  591543 , difficulty:  6981748 , date:  "2015-08-04 15:07:45" },
  { height:  591544 , difficulty:  6993565 , date:  "2015-08-04 15:11:20" },
  { height:  591545 , difficulty:  6996971 , date:  "2015-08-04 15:12:08" },
  { height:  591546 , difficulty:  7027158 , date:  "2015-08-04 15:12:55" },
  { height:  591547 , difficulty:  7029181 , date:  "2015-08-04 15:14:17" },
  { height:  591548 , difficulty:  7032598 , date:  "2015-08-04 15:14:22" },
  { height:  591549 , difficulty:  7039899 , date:  "2015-08-04 15:15:51" },
  { height:  591550 , difficulty:  7029681 , date:  "2015-08-04 15:15:56" },
  { height:  591551 , difficulty:  7041727 , date:  "2015-08-04 15:17:54" },
  { height:  591552 , difficulty:  7032951 , date:  "2015-08-04 15:18:00" },
  { height:  591553 , difficulty:  7030113 , date:  "2015-08-04 15:19:43" },
  { height:  591554 , difficulty:  7029832 , date:  "2015-08-04 15:19:47" },
  { height:  591555 , difficulty:  7034660 , date:  "2015-08-04 15:20:16" },
  { height:  591556 , difficulty:  7030309 , date:  "2015-08-04 15:20:20" },
  { height:  591557 , difficulty:  7036842 , date:  "2015-08-04 15:21:19" },
  { height:  591558 , difficulty:  7008705 , date:  "2015-08-04 15:21:55" },
  { height:  591559 , difficulty:  7000688 , date:  "2015-08-04 15:23:45" },
  { height:  591560 , difficulty:  6999756 , date:  "2015-08-04 15:25:09" },
  { height:  591561 , difficulty:  6994408 , date:  "2015-08-04 15:25:12" },
  { height:  591562 , difficulty:  7005567 , date:  "2015-08-04 15:26:15" },
  { height:  591563 , difficulty:  6997649 , date:  "2015-08-04 15:26:40" },
  { height:  591564 , difficulty:  7018276 , date:  "2015-08-04 15:26:59" },
  { height:  591565 , difficulty:  7014759 , date:  "2015-08-04 15:27:19" },
  { height:  591566 , difficulty:  7021704 , date:  "2015-08-04 15:27:31" },
  { height:  591567 , difficulty:  7020876 , date:  "2015-08-04 15:27:32" },
  { height:  591568 , difficulty:  7022423 , date:  "2015-08-04 15:28:22" },
  { height:  591569 , difficulty:  7020634 , date:  "2015-08-04 15:28:27" },
  { height:  591570 , difficulty:  7018589 , date:  "2015-08-04 15:30:05" },
  { height:  591571 , difficulty:  7023251 , date:  "2015-08-04 15:30:51" },
  { height:  591572 , difficulty:  7068964 , date:  "2015-08-04 15:31:10" },
  { height:  591573 , difficulty:  7046403 , date:  "2015-08-04 15:31:32" },
  { height:  591574 , difficulty:  7019394 , date:  "2015-08-04 15:31:35" },
  { height:  591575 , difficulty:  7014469 , date:  "2015-08-04 15:34:15" },
  { height:  591576 , difficulty:  7038536 , date:  "2015-08-04 15:36:48" },
  { height:  591577 , difficulty:  7044173 , date:  "2015-08-04 15:36:49" },
  { height:  591578 , difficulty:  7083755 , date:  "2015-08-04 15:40:29" },
  { height:  591579 , difficulty:  7065592 , date:  "2015-08-04 15:41:02" },
  { height:  591580 , difficulty:  7061308 , date:  "2015-08-04 15:41:40" },
  { height:  591581 , difficulty:  7057630 , date:  "2015-08-04 15:42:18" },
  { height:  591582 , difficulty:  7060915 , date:  "2015-08-04 15:42:23" },
  { height:  591583 , difficulty:  7069182 , date:  "2015-08-04 15:45:00" },
  { height:  591584 , difficulty:  7044746 , date:  "2015-08-04 15:45:40" },
  { height:  591585 , difficulty:  7067842 , date:  "2015-08-04 15:45:50" },
  { height:  591586 , difficulty:  7058073 , date:  "2015-08-04 15:46:26" },
  { height:  591587 , difficulty:  7051543 , date:  "2015-08-04 15:49:33" },
  { height:  591588 , difficulty:  6988771 , date:  "2015-08-04 15:51:23" },
  { height:  591589 , difficulty:  6989155 , date:  "2015-08-04 15:51:27" },
  { height:  591590 , difficulty:  6897431 , date:  "2015-08-04 15:52:57" },
  { height:  591591 , difficulty:  6921750 , date:  "2015-08-04 15:53:00" },
  { height:  591592 , difficulty:  6925897 , date:  "2015-08-04 15:53:03" },
  { height:  591593 , difficulty:  6951753 , date:  "2015-08-04 15:53:24" },
  { height:  591594 , difficulty:  6919858 , date:  "2015-08-04 15:54:38" },
  { height:  591595 , difficulty:  6897982 , date:  "2015-08-04 15:55:42" },
  { height:  591596 , difficulty:  6905309 , date:  "2015-08-04 15:59:54" },
  { height:  591597 , difficulty:  6926890 , date:  "2015-08-04 16:00:29" },
  { height:  591598 , difficulty:  6897461 , date:  "2015-08-04 16:03:54" },
  { height:  591599 , difficulty:  6897581 , date:  "2015-08-04 16:05:06" },
  { height:  591600 , difficulty:  6888326 , date:  "2015-08-04 16:05:09" },
  { height:  591601 , difficulty:  6902928 , date:  "2015-08-04 16:05:22" },
  { height:  591602 , difficulty:  6905867 , date:  "2015-08-04 16:08:37" },
  { height:  591603 , difficulty:  6947709 , date:  "2015-08-04 16:08:55" },
  { height:  591604 , difficulty:  6939942 , date:  "2015-08-04 16:09:15" },
  { height:  591605 , difficulty:  6943252 , date:  "2015-08-04 16:10:26" },
  { height:  591606 , difficulty:  6962794 , date:  "2015-08-04 16:10:32" },
  { height:  591607 , difficulty:  6985380 , date:  "2015-08-04 16:10:45" },
  { height:  591608 , difficulty:  6976654 , date:  "2015-08-04 16:10:58" },
  { height:  591609 , difficulty:  6978896 , date:  "2015-08-04 16:12:00" },
  { height:  591610 , difficulty:  6997894 , date:  "2015-08-04 16:13:22" },
  { height:  591611 , difficulty:  6980701 , date:  "2015-08-04 16:13:41" },
  { height:  591612 , difficulty:  6961799 , date:  "2015-08-04 16:14:37" },
  { height:  591613 , difficulty:  6979758 , date:  "2015-08-04 16:19:15" },
  { height:  591614 , difficulty:  6965850 , date:  "2015-08-04 16:19:48" },
  { height:  591615 , difficulty:  6963721 , date:  "2015-08-04 16:20:06" },
  { height:  591616 , difficulty:  6966834 , date:  "2015-08-04 16:21:26" },
  { height:  591617 , difficulty:  6974438 , date:  "2015-08-04 16:22:12" },
  { height:  591618 , difficulty:  6971634 , date:  "2015-08-04 16:22:18" },
  { height:  591619 , difficulty:  6985614 , date:  "2015-08-04 16:22:52" },
  { height:  591620 , difficulty:  6947145 , date:  "2015-08-04 16:23:07" },
  { height:  591621 , difficulty:  6945474 , date:  "2015-08-04 16:23:47" },
  { height:  591622 , difficulty:  6961413 , date:  "2015-08-04 16:24:45" },
  { height:  591623 , difficulty:  6945783 , date:  "2015-08-04 16:25:17" },
  { height:  591624 , difficulty:  6945948 , date:  "2015-08-04 16:25:43" },
  { height:  591625 , difficulty:  6929034 , date:  "2015-08-04 16:27:29" },
  { height:  591626 , difficulty:  6939629 , date:  "2015-08-04 16:29:01" },
  { height:  591627 , difficulty:  6917169 , date:  "2015-08-04 16:30:04" },
  { height:  591628 , difficulty:  6925250 , date:  "2015-08-04 16:30:06" },
  { height:  591629 , difficulty:  6915721 , date:  "2015-08-04 16:31:15" },
  { height:  591630 , difficulty:  6960076 , date:  "2015-08-04 16:34:40" },
  { height:  591631 , difficulty:  6955092 , date:  "2015-08-04 16:35:12" },
  { height:  591632 , difficulty:  6955920 , date:  "2015-08-04 16:37:23" },
  { height:  591633 , difficulty:  6946447 , date:  "2015-08-04 16:38:34" },
  { height:  591634 , difficulty:  6966162 , date:  "2015-08-04 16:38:50" },
  { height:  591635 , difficulty:  6949180 , date:  "2015-08-04 16:42:07" },
  { height:  591636 , difficulty:  6961479 , date:  "2015-08-04 16:42:15" },
  { height:  591637 , difficulty:  6977351 , date:  "2015-08-04 16:44:52" },
  { height:  591638 , difficulty:  6976220 , date:  "2015-08-04 16:45:12" },
  { height:  591639 , difficulty:  6976646 , date:  "2015-08-04 16:45:37" },
  { height:  591640 , difficulty:  6973591 , date:  "2015-08-04 16:48:39" },
  { height:  591641 , difficulty:  6970890 , date:  "2015-08-04 16:49:41" },
  { height:  591642 , difficulty:  6972717 , date:  "2015-08-04 16:50:13" },
  { height:  591643 , difficulty:  6982793 , date:  "2015-08-04 16:50:28" },
  { height:  591644 , difficulty:  6977185 , date:  "2015-08-04 16:51:08" },
  { height:  591645 , difficulty:  6976884 , date:  "2015-08-04 16:51:12" },
  { height:  591646 , difficulty:  7012089 , date:  "2015-08-04 16:52:37" },
  { height:  591647 , difficulty:  7003282 , date:  "2015-08-04 16:55:06" },
  { height:  591648 , difficulty:  7002918 , date:  "2015-08-04 16:56:12" },
  { height:  591649 , difficulty:  7007669 , date:  "2015-08-04 16:56:23" },
  { height:  591650 , difficulty:  7012194 , date:  "2015-08-04 16:56:43" },
  { height:  591651 , difficulty:  6991181 , date:  "2015-08-04 16:58:31" },
  { height:  591652 , difficulty:  6961382 , date:  "2015-08-04 17:01:56" },
  { height:  591653 , difficulty:  6964361 , date:  "2015-08-04 17:03:26" },
  { height:  591654 , difficulty:  6953017 , date:  "2015-08-04 17:03:28" },
  { height:  591655 , difficulty:  6950822 , date:  "2015-08-04 17:08:34" },
  { height:  591656 , difficulty:  6944141 , date:  "2015-08-04 17:08:37" },
  { height:  591657 , difficulty:  6944835 , date:  "2015-08-04 17:09:28" },
  { height:  591658 , difficulty:  6947098 , date:  "2015-08-04 17:12:09" },
  { height:  591659 , difficulty:  6920206 , date:  "2015-08-04 17:17:18" },
  { height:  591660 , difficulty:  6913460 , date:  "2015-08-04 17:17:49" },
  { height:  591661 , difficulty:  6922973 , date:  "2015-08-04 17:21:23" },
  { height:  591662 , difficulty:  6937333 , date:  "2015-08-04 17:22:09" },
  { height:  591663 , difficulty:  6901834 , date:  "2015-08-04 17:23:17" },
  { height:  591664 , difficulty:  6886986 , date:  "2015-08-04 17:24:19" },
  { height:  591665 , difficulty:  6900851 , date:  "2015-08-04 17:25:07" },
  { height:  591666 , difficulty:  6891337 , date:  "2015-08-04 17:25:09" },
  { height:  591667 , difficulty:  6903775 , date:  "2015-08-04 17:26:37" },
  { height:  591668 , difficulty:  6903953 , date:  "2015-08-04 17:27:13" },
  { height:  591669 , difficulty:  6900764 , date:  "2015-08-04 17:30:16" },
  { height:  591670 , difficulty:  6905337 , date:  "2015-08-04 17:30:54" },
  { height:  591671 , difficulty:  6913336 , date:  "2015-08-04 17:34:54" },
  { height:  591672 , difficulty:  6876653 , date:  "2015-08-04 17:34:59" },
  { height:  591673 , difficulty:  6871902 , date:  "2015-08-04 17:36:07" },
  { height:  591674 , difficulty:  6844739 , date:  "2015-08-04 17:38:18" },
  { height:  591675 , difficulty:  6835826 , date:  "2015-08-04 17:38:21" },
  { height:  591676 , difficulty:  6840106 , date:  "2015-08-04 17:38:49" },
  { height:  591677 , difficulty:  6856559 , date:  "2015-08-04 17:41:16" },
  { height:  591678 , difficulty:  6842200 , date:  "2015-08-04 17:41:49" },
  { height:  591679 , difficulty:  6851242 , date:  "2015-08-04 17:42:25" },
  { height:  591680 , difficulty:  6869416 , date:  "2015-08-04 17:42:41" },
  { height:  591681 , difficulty:  6860192 , date:  "2015-08-04 17:47:58" },
  { height:  591682 , difficulty:  6886422 , date:  "2015-08-04 17:48:25" },
  { height:  591683 , difficulty:  6908658 , date:  "2015-08-04 17:48:35" },
  { height:  591684 , difficulty:  6908618 , date:  "2015-08-04 17:49:15" },
  { height:  591685 , difficulty:  6905109 , date:  "2015-08-04 17:49:38" },
  { height:  591686 , difficulty:  6914332 , date:  "2015-08-04 17:54:17" },
  { height:  591687 , difficulty:  6924488 , date:  "2015-08-04 17:54:22" },
  { height:  591688 , difficulty:  6915877 , date:  "2015-08-04 17:54:50" },
  { height:  591689 , difficulty:  6868875 , date:  "2015-08-04 17:55:53" },
  { height:  591690 , difficulty:  6863669 , date:  "2015-08-04 17:55:56" },
  { height:  591691 , difficulty:  6864347 , date:  "2015-08-04 17:56:27" },
  { height:  591692 , difficulty:  6852124 , date:  "2015-08-04 17:57:11" },
  { height:  591693 , difficulty:  6846211 , date:  "2015-08-04 17:57:20" },
  { height:  591694 , difficulty:  6853180 , date:  "2015-08-04 17:57:27" },
  { height:  591695 , difficulty:  6849703 , date:  "2015-08-04 17:58:54" },
  { height:  591696 , difficulty:  6858671 , date:  "2015-08-04 18:04:43" },
  { height:  591697 , difficulty:  6866531 , date:  "2015-08-04 18:05:08" },
  { height:  591698 , difficulty:  6898348 , date:  "2015-08-04 18:06:05" },
  { height:  591699 , difficulty:  6892460 , date:  "2015-08-04 18:06:25" },
  { height:  591700 , difficulty:  6896530 , date:  "2015-08-04 18:07:21" },
  { height:  591701 , difficulty:  6918062 , date:  "2015-08-04 18:07:30" },
  { height:  591702 , difficulty:  6902251 , date:  "2015-08-04 18:09:18" },
  { height:  591703 , difficulty:  6891238 , date:  "2015-08-04 18:09:48" },
  { height:  591704 , difficulty:  6903404 , date:  "2015-08-04 18:12:04" },
  { height:  591705 , difficulty:  6890990 , date:  "2015-08-04 18:12:15" },
  { height:  591706 , difficulty:  6889262 , date:  "2015-08-04 18:14:21" },
  { height:  591707 , difficulty:  6916106 , date:  "2015-08-04 18:14:27" },
  { height:  591708 , difficulty:  6898894 , date:  "2015-08-04 18:20:58" },
  { height:  591709 , difficulty:  6892660 , date:  "2015-08-04 18:21:26" },
  { height:  591710 , difficulty:  6890702 , date:  "2015-08-04 18:21:54" },
  { height:  591711 , difficulty:  6858970 , date:  "2015-08-04 18:28:42" },
  { height:  591712 , difficulty:  6875155 , date:  "2015-08-04 18:28:44" },
  { height:  591713 , difficulty:  6863569 , date:  "2015-08-04 18:28:58" },
  { height:  591714 , difficulty:  6860181 , date:  "2015-08-04 18:29:54" },
  { height:  591715 , difficulty:  6888594 , date:  "2015-08-04 18:31:01" },
  { height:  591716 , difficulty:  6863568 , date:  "2015-08-04 18:32:37" },
  { height:  591717 , difficulty:  6861435 , date:  "2015-08-04 18:33:05" },
  { height:  591718 , difficulty:  6856654 , date:  "2015-08-04 18:33:09" },
  { height:  591719 , difficulty:  6862705 , date:  "2015-08-04 18:33:35" },
  { height:  591720 , difficulty:  6870858 , date:  "2015-08-04 18:34:39" },
  { height:  591721 , difficulty:  6886108 , date:  "2015-08-04 18:34:48" },
  { height:  591722 , difficulty:  6880088 , date:  "2015-08-04 18:35:13" },
  { height:  591723 , difficulty:  6885322 , date:  "2015-08-04 18:36:08" },
  { height:  591724 , difficulty:  6894354 , date:  "2015-08-04 18:37:00" },
  { height:  591725 , difficulty:  6892454 , date:  "2015-08-04 18:38:10" },
  { height:  591726 , difficulty:  6913270 , date:  "2015-08-04 18:39:03" },
  { height:  591727 , difficulty:  6892498 , date:  "2015-08-04 18:39:24" },
  { height:  591728 , difficulty:  6877711 , date:  "2015-08-04 18:39:54" },
  { height:  591729 , difficulty:  6887227 , date:  "2015-08-04 18:42:03" },
  { height:  591730 , difficulty:  6887186 , date:  "2015-08-04 18:42:22" },
  { height:  591731 , difficulty:  6832769 , date:  "2015-08-04 18:43:40" },
  { height:  591732 , difficulty:  6838864 , date:  "2015-08-04 18:43:48" },
  { height:  591733 , difficulty:  6838174 , date:  "2015-08-04 18:45:19" },
  { height:  591734 , difficulty:  6813399 , date:  "2015-08-04 18:46:11" },
  { height:  591735 , difficulty:  6759289 , date:  "2015-08-04 18:46:22" },
  { height:  591736 , difficulty:  6777241 , date:  "2015-08-04 18:48:28" },
  { height:  591737 , difficulty:  6756556 , date:  "2015-08-04 18:48:30" },
  { height:  591738 , difficulty:  6764774 , date:  "2015-08-04 18:49:34" },
  { height:  591739 , difficulty:  6753546 , date:  "2015-08-04 18:50:47" },
  { height:  591740 , difficulty:  6747853 , date:  "2015-08-04 18:51:42" },
  { height:  591741 , difficulty:  6740193 , date:  "2015-08-04 18:51:51" },
  { height:  591742 , difficulty:  6741903 , date:  "2015-08-04 18:55:22" },
  { height:  591743 , difficulty:  6740321 , date:  "2015-08-04 18:57:02" },
  { height:  591744 , difficulty:  6745356 , date:  "2015-08-04 18:57:05" },
  { height:  591745 , difficulty:  6747376 , date:  "2015-08-04 18:58:17" },
  { height:  591746 , difficulty:  6795959 , date:  "2015-08-04 18:58:55" },
  { height:  591747 , difficulty:  6762027 , date:  "2015-08-04 19:01:16" },
  { height:  591748 , difficulty:  6765005 , date:  "2015-08-04 19:03:06" },
  { height:  591749 , difficulty:  6754848 , date:  "2015-08-04 19:03:44" },
  { height:  591750 , difficulty:  6753702 , date:  "2015-08-04 19:03:59" },
  { height:  591751 , difficulty:  6761769 , date:  "2015-08-04 19:04:09" },
  { height:  591752 , difficulty:  6820273 , date:  "2015-08-04 19:04:26" },
  { height:  591753 , difficulty:  6809024 , date:  "2015-08-04 19:04:57" },
  { height:  591754 , difficulty:  6802680 , date:  "2015-08-04 19:06:06" },
  { height:  591755 , difficulty:  6816617 , date:  "2015-08-04 19:07:08" },
  { height:  591756 , difficulty:  6814100 , date:  "2015-08-04 19:07:32" },
  { height:  591757 , difficulty:  6757589 , date:  "2015-08-04 19:07:57" },
  { height:  591758 , difficulty:  6753860 , date:  "2015-08-04 19:09:32" },
  { height:  591759 , difficulty:  6759984 , date:  "2015-08-04 19:09:40" },
  { height:  591760 , difficulty:  6812139 , date:  "2015-08-04 19:10:34" },
  { height:  591761 , difficulty:  6807969 , date:  "2015-08-04 19:12:35" },
  { height:  591762 , difficulty:  6761991 , date:  "2015-08-04 19:16:57" },
  { height:  591763 , difficulty:  6762517 , date:  "2015-08-04 19:17:47" },
  { height:  591764 , difficulty:  6763033 , date:  "2015-08-04 19:17:57" },
  { height:  591765 , difficulty:  6753490 , date:  "2015-08-04 19:19:41" },
  { height:  591766 , difficulty:  6756502 , date:  "2015-08-04 19:20:27" },
  { height:  591767 , difficulty:  6767667 , date:  "2015-08-04 19:20:51" },
  { height:  591768 , difficulty:  6780331 , date:  "2015-08-04 19:24:57" },
  { height:  591769 , difficulty:  6778854 , date:  "2015-08-04 19:25:13" },
  { height:  591770 , difficulty:  6778259 , date:  "2015-08-04 19:27:02" },
  { height:  591771 , difficulty:  6777100 , date:  "2015-08-04 19:27:18" },
  { height:  591772 , difficulty:  6733608 , date:  "2015-08-04 19:27:23" },
  { height:  591773 , difficulty:  6729309 , date:  "2015-08-04 19:28:28" },
  { height:  591774 , difficulty:  6728252 , date:  "2015-08-04 19:28:34" },
  { height:  591775 , difficulty:  6784051 , date:  "2015-08-04 19:29:54" },
  { height:  591776 , difficulty:  6774387 , date:  "2015-08-04 19:32:04" },
  { height:  591777 , difficulty:  6787902 , date:  "2015-08-04 19:32:41" },
  { height:  591778 , difficulty:  6772709 , date:  "2015-08-04 19:32:53" },
  { height:  591779 , difficulty:  6780914 , date:  "2015-08-04 19:33:21" },
  { height:  591780 , difficulty:  6757046 , date:  "2015-08-04 19:33:50" },
  { height:  591781 , difficulty:  6775225 , date:  "2015-08-04 19:34:31" },
  { height:  591782 , difficulty:  6752301 , date:  "2015-08-04 19:34:34" },
  { height:  591783 , difficulty:  6757581 , date:  "2015-08-04 19:36:14" },
  { height:  591784 , difficulty:  6687028 , date:  "2015-08-04 19:40:38" },
  { height:  591785 , difficulty:  6691435 , date:  "2015-08-04 19:43:18" },
  { height:  591786 , difficulty:  6704191 , date:  "2015-08-04 19:46:45" },
  { height:  591787 , difficulty:  6632495 , date:  "2015-08-04 19:47:03" },
  { height:  591788 , difficulty:  6650896 , date:  "2015-08-04 19:47:24" },
  { height:  591789 , difficulty:  6668484 , date:  "2015-08-04 19:48:15" },
  { height:  591790 , difficulty:  6659651 , date:  "2015-08-04 19:50:38" },
  { height:  591791 , difficulty:  6651108 , date:  "2015-08-04 19:52:16" },
  { height:  591792 , difficulty:  6637383 , date:  "2015-08-04 19:53:02" },
  { height:  591793 , difficulty:  6642760 , date:  "2015-08-04 19:55:06" },
  { height:  591794 , difficulty:  6668347 , date:  "2015-08-04 19:55:20" },
  { height:  591795 , difficulty:  6663438 , date:  "2015-08-04 19:55:27" },
  { height:  591796 , difficulty:  6677794 , date:  "2015-08-04 19:56:56" },
  { height:  591797 , difficulty:  6694254 , date:  "2015-08-04 19:57:48" },
  { height:  591798 , difficulty:  6710804 , date:  "2015-08-04 19:57:55" },
  { height:  591799 , difficulty:  6713564 , date:  "2015-08-04 19:57:57" },
  { height:  591800 , difficulty:  6713065 , date:  "2015-08-04 19:58:04" },
  { height:  591801 , difficulty:  6700876 , date:  "2015-08-04 20:01:19" },
  { height:  591802 , difficulty:  6734074 , date:  "2015-08-04 20:02:11" },
  { height:  591803 , difficulty:  6738358 , date:  "2015-08-04 20:03:03" },
  { height:  591804 , difficulty:  6734732 , date:  "2015-08-04 20:03:11" },
  { height:  591805 , difficulty:  6738335 , date:  "2015-08-04 20:03:51" },
  { height:  591806 , difficulty:  6747092 , date:  "2015-08-04 20:05:25" },
  { height:  591807 , difficulty:  6748730 , date:  "2015-08-04 20:05:40" },
  { height:  591808 , difficulty:  6754424 , date:  "2015-08-04 20:07:07" },
  { height:  591809 , difficulty:  6767319 , date:  "2015-08-04 20:07:35" },
  { height:  591810 , difficulty:  6763825 , date:  "2015-08-04 20:08:55" },
  { height:  591811 , difficulty:  6770961 , date:  "2015-08-04 20:09:38" },
  { height:  591812 , difficulty:  6770737 , date:  "2015-08-04 20:10:48" },
  { height:  591813 , difficulty:  6771239 , date:  "2015-08-04 20:11:00" },
  { height:  591814 , difficulty:  6768597 , date:  "2015-08-04 20:11:50" },
  { height:  591815 , difficulty:  6762408 , date:  "2015-08-04 20:11:56" },
  { height:  591816 , difficulty:  6754540 , date:  "2015-08-04 20:13:13" },
  { height:  591817 , difficulty:  6754623 , date:  "2015-08-04 20:22:53" },
  { height:  591818 , difficulty:  6724653 , date:  "2015-08-04 20:23:12" },
  { height:  591819 , difficulty:  6724923 , date:  "2015-08-04 20:23:16" },
  { height:  591820 , difficulty:  6741767 , date:  "2015-08-04 20:24:14" },
  { height:  591821 , difficulty:  6732539 , date:  "2015-08-04 20:25:23" },
  { height:  591822 , difficulty:  6729743 , date:  "2015-08-04 20:25:56" },
  { height:  591823 , difficulty:  6732778 , date:  "2015-08-04 20:26:11" },
  { height:  591824 , difficulty:  6733803 , date:  "2015-08-04 20:26:15" },
  { height:  591825 , difficulty:  6736820 , date:  "2015-08-04 20:26:19" },
  { height:  591826 , difficulty:  6736363 , date:  "2015-08-04 20:27:21" },
  { height:  591827 , difficulty:  6769441 , date:  "2015-08-04 20:27:37" },
  { height:  591828 , difficulty:  6766154 , date:  "2015-08-04 20:28:01" },
  { height:  591829 , difficulty:  6762693 , date:  "2015-08-04 20:29:59" },
  { height:  591830 , difficulty:  6772048 , date:  "2015-08-04 20:30:04" },
  { height:  591831 , difficulty:  6760821 , date:  "2015-08-04 20:30:21" },
  { height:  591832 , difficulty:  6756475 , date:  "2015-08-04 20:31:17" },
  { height:  591833 , difficulty:  6761474 , date:  "2015-08-04 20:33:24" },
  { height:  591834 , difficulty:  6747562 , date:  "2015-08-04 20:33:47" },
  { height:  591835 , difficulty:  6789252 , date:  "2015-08-04 20:34:17" },
  { height:  591836 , difficulty:  6781351 , date:  "2015-08-04 20:36:57" },
  { height:  591837 , difficulty:  6789865 , date:  "2015-08-04 20:36:58" },
  { height:  591838 , difficulty:  6747825 , date:  "2015-08-04 20:37:13" },
  { height:  591839 , difficulty:  6768627 , date:  "2015-08-04 20:37:17" },
  { height:  591840 , difficulty:  6779285 , date:  "2015-08-04 20:40:11" },
  { height:  591841 , difficulty:  6760495 , date:  "2015-08-04 20:40:17" },
  { height:  591842 , difficulty:  6771251 , date:  "2015-08-04 20:42:32" },
  { height:  591843 , difficulty:  6767543 , date:  "2015-08-04 20:43:12" },
  { height:  591844 , difficulty:  6724134 , date:  "2015-08-04 20:45:30" },
  { height:  591845 , difficulty:  6721198 , date:  "2015-08-04 20:45:58" },
  { height:  591846 , difficulty:  6703524 , date:  "2015-08-04 20:46:15" },
  { height:  591847 , difficulty:  6709846 , date:  "2015-08-04 20:46:22" },
  { height:  591848 , difficulty:  6722202 , date:  "2015-08-04 20:46:29" },
  { height:  591849 , difficulty:  6724657 , date:  "2015-08-04 20:46:35" },
  { height:  591850 , difficulty:  6727103 , date:  "2015-08-04 20:46:38" },
  { height:  591851 , difficulty:  6721452 , date:  "2015-08-04 20:47:45" },
  { height:  591852 , difficulty:  6697326 , date:  "2015-08-04 20:47:53" },
  { height:  591853 , difficulty:  6712754 , date:  "2015-08-04 20:48:29" },
  { height:  591854 , difficulty:  6740041 , date:  "2015-08-04 20:48:49" },
  { height:  591855 , difficulty:  6738655 , date:  "2015-08-04 20:50:35" },
  { height:  591856 , difficulty:  6744439 , date:  "2015-08-04 20:52:10" },
  { height:  591857 , difficulty:  6741014 , date:  "2015-08-04 20:53:35" },
  { height:  591858 , difficulty:  6777279 , date:  "2015-08-04 20:53:57" },
  { height:  591859 , difficulty:  6785929 , date:  "2015-08-04 20:54:52" },
  { height:  591860 , difficulty:  6744512 , date:  "2015-08-04 20:55:09" },
  { height:  591861 , difficulty:  6729045 , date:  "2015-08-04 20:56:41" },
  { height:  591862 , difficulty:  6710541 , date:  "2015-08-04 20:57:26" },
  { height:  591863 , difficulty:  6775582 , date:  "2015-08-04 20:58:01" },
  { height:  591864 , difficulty:  6771835 , date:  "2015-08-04 20:58:05" },
  { height:  591865 , difficulty:  6766637 , date:  "2015-08-04 21:00:47" },
  { height:  591866 , difficulty:  6751016 , date:  "2015-08-04 21:02:53" },
  { height:  591867 , difficulty:  6744699 , date:  "2015-08-04 21:02:58" },
  { height:  591868 , difficulty:  6736528 , date:  "2015-08-04 21:03:05" },
  { height:  591869 , difficulty:  6723062 , date:  "2015-08-04 21:04:41" },
  { height:  591870 , difficulty:  6765900 , date:  "2015-08-04 21:04:45" },
  { height:  591871 , difficulty:  6776216 , date:  "2015-08-04 21:06:44" },
  { height:  591872 , difficulty:  6772040 , date:  "2015-08-04 21:06:50" },
  { height:  591873 , difficulty:  6762709 , date:  "2015-08-04 21:07:07" },
  { height:  591874 , difficulty:  6764789 , date:  "2015-08-04 21:07:40" },
  { height:  591875 , difficulty:  6772081 , date:  "2015-08-04 21:07:45" },
  { height:  591876 , difficulty:  6778088 , date:  "2015-08-04 21:08:13" },
  { height:  591877 , difficulty:  6749188 , date:  "2015-08-04 21:08:58" },
  { height:  591878 , difficulty:  6751687 , date:  "2015-08-04 21:09:03" },
  { height:  591879 , difficulty:  6759224 , date:  "2015-08-04 21:09:20" },
  { height:  591880 , difficulty:  6814655 , date:  "2015-08-04 21:09:58" },
  { height:  591881 , difficulty:  6828634 , date:  "2015-08-04 21:12:48" },
  { height:  591882 , difficulty:  6812404 , date:  "2015-08-04 21:14:44" },
  { height:  591883 , difficulty:  6810603 , date:  "2015-08-04 21:14:53" },
  { height:  591884 , difficulty:  6825856 , date:  "2015-08-04 21:15:24" },
  { height:  591885 , difficulty:  6826027 , date:  "2015-08-04 21:15:43" },
  { height:  591886 , difficulty:  6834296 , date:  "2015-08-04 21:15:50" },
  { height:  591887 , difficulty:  6826817 , date:  "2015-08-04 21:16:23" },
  { height:  591888 , difficulty:  6814839 , date:  "2015-08-04 21:17:53" },
  { height:  591889 , difficulty:  6814396 , date:  "2015-08-04 21:17:58" },
  { height:  591890 , difficulty:  6828747 , date:  "2015-08-04 21:19:32" },
  { height:  591891 , difficulty:  6858454 , date:  "2015-08-04 21:20:09" },
  { height:  591892 , difficulty:  6844993 , date:  "2015-08-04 21:22:16" },
  { height:  591893 , difficulty:  6739612 , date:  "2015-08-04 21:23:52" },
  { height:  591894 , difficulty:  6771998 , date:  "2015-08-04 21:24:05" },
  { height:  591895 , difficulty:  6772056 , date:  "2015-08-04 21:24:24" },
  { height:  591896 , difficulty:  6773843 , date:  "2015-08-04 21:26:40" },
  { height:  591897 , difficulty:  6769073 , date:  "2015-08-04 21:27:34" },
  { height:  591898 , difficulty:  6798198 , date:  "2015-08-04 21:28:30" },
  { height:  591899 , difficulty:  6807355 , date:  "2015-08-04 21:28:51" },
  { height:  591900 , difficulty:  6809368 , date:  "2015-08-04 21:31:57" },
  { height:  591901 , difficulty:  6812327 , date:  "2015-08-04 21:32:18" },
  { height:  591902 , difficulty:  6800695 , date:  "2015-08-04 21:34:32" },
  { height:  591903 , difficulty:  6815005 , date:  "2015-08-04 21:34:39" },
  { height:  591904 , difficulty:  6823290 , date:  "2015-08-04 21:35:49" },
  { height:  591905 , difficulty:  6801844 , date:  "2015-08-04 21:37:58" },
  { height:  591906 , difficulty:  6801255 , date:  "2015-08-04 21:38:54" },
  { height:  591907 , difficulty:  6817452 , date:  "2015-08-04 21:39:22" },
  { height:  591908 , difficulty:  6812642 , date:  "2015-08-04 21:43:56" },
  { height:  591909 , difficulty:  6789390 , date:  "2015-08-04 21:44:17" },
  { height:  591910 , difficulty:  6810040 , date:  "2015-08-04 21:45:07" },
  { height:  591911 , difficulty:  6813690 , date:  "2015-08-04 21:45:35" },
  { height:  591912 , difficulty:  6808997 , date:  "2015-08-04 21:46:37" },
  { height:  591913 , difficulty:  6809650 , date:  "2015-08-04 21:46:58" },
  { height:  591914 , difficulty:  6827688 , date:  "2015-08-04 21:48:02" },
  { height:  591915 , difficulty:  6847992 , date:  "2015-08-04 21:49:17" },
  { height:  591916 , difficulty:  6816333 , date:  "2015-08-04 21:51:51" },
  { height:  591917 , difficulty:  6824752 , date:  "2015-08-04 21:52:41" },
  { height:  591918 , difficulty:  6806660 , date:  "2015-08-04 21:53:11" },
  { height:  591919 , difficulty:  6799506 , date:  "2015-08-04 21:54:44" },
  { height:  591920 , difficulty:  6802081 , date:  "2015-08-04 21:55:02" },
  { height:  591921 , difficulty:  6806669 , date:  "2015-08-04 21:55:37" },
  { height:  591922 , difficulty:  6822042 , date:  "2015-08-04 21:59:25" },
  { height:  591923 , difficulty:  6839988 , date:  "2015-08-04 22:00:23" },
  { height:  591924 , difficulty:  6843692 , date:  "2015-08-04 22:00:26" },
  { height:  591925 , difficulty:  6872963 , date:  "2015-08-04 22:01:11" },
  { height:  591926 , difficulty:  6872861 , date:  "2015-08-04 22:01:30" },
  { height:  591927 , difficulty:  6868910 , date:  "2015-08-04 22:04:36" },
  { height:  591928 , difficulty:  6871453 , date:  "2015-08-04 22:05:13" },
  { height:  591929 , difficulty:  6866550 , date:  "2015-08-04 22:06:18" },
  { height:  591930 , difficulty:  6881190 , date:  "2015-08-04 22:06:47" },
  { height:  591931 , difficulty:  6861533 , date:  "2015-08-04 22:07:00" },
  { height:  591932 , difficulty:  6845633 , date:  "2015-08-04 22:07:29" },
  { height:  591933 , difficulty:  6844112 , date:  "2015-08-04 22:12:11" },
  { height:  591934 , difficulty:  6840773 , date:  "2015-08-04 22:12:54" },
  { height:  591935 , difficulty:  6838971 , date:  "2015-08-04 22:13:56" },
  { height:  591936 , difficulty:  6859888 , date:  "2015-08-04 22:15:24" },
  { height:  591937 , difficulty:  6854174 , date:  "2015-08-04 22:15:41" },
  { height:  591938 , difficulty:  6850574 , date:  "2015-08-04 22:17:58" },
  { height:  591939 , difficulty:  6847743 , date:  "2015-08-04 22:18:22" },
  { height:  591940 , difficulty:  6847778 , date:  "2015-08-04 22:23:12" },
  { height:  591941 , difficulty:  6824921 , date:  "2015-08-04 22:23:51" },
  { height:  591942 , difficulty:  6811275 , date:  "2015-08-04 22:24:02" },
  { height:  591943 , difficulty:  6810533 , date:  "2015-08-04 22:25:56" },
  { height:  591944 , difficulty:  6810912 , date:  "2015-08-04 22:27:23" },
  { height:  591945 , difficulty:  6796723 , date:  "2015-08-04 22:27:28" },
  { height:  591946 , difficulty:  6797025 , date:  "2015-08-04 22:28:26" },
  { height:  591947 , difficulty:  6782681 , date:  "2015-08-04 22:28:29" },
  { height:  591948 , difficulty:  6789783 , date:  "2015-08-04 22:29:08" },
  { height:  591949 , difficulty:  6792472 , date:  "2015-08-04 22:30:54" },
  { height:  591950 , difficulty:  6795544 , date:  "2015-08-04 22:31:12" },
  { height:  591951 , difficulty:  6814710 , date:  "2015-08-04 22:32:56" },
  { height:  591952 , difficulty:  6810046 , date:  "2015-08-04 22:34:00" },
  { height:  591953 , difficulty:  6805500 , date:  "2015-08-04 22:34:01" },
  { height:  591954 , difficulty:  6840845 , date:  "2015-08-04 22:35:56" },
  { height:  591955 , difficulty:  6839741 , date:  "2015-08-04 22:36:43" },
  { height:  591956 , difficulty:  6852915 , date:  "2015-08-04 22:46:02" },
  { height:  591957 , difficulty:  6843361 , date:  "2015-08-04 22:46:45" },
  { height:  591958 , difficulty:  6838377 , date:  "2015-08-04 22:47:01" },
  { height:  591959 , difficulty:  6847141 , date:  "2015-08-04 22:48:13" },
  { height:  591960 , difficulty:  6841617 , date:  "2015-08-04 22:48:46" },
  { height:  591961 , difficulty:  6841447 , date:  "2015-08-04 22:50:18" },
  { height:  591962 , difficulty:  6843230 , date:  "2015-08-04 22:56:38" },
  { height:  591963 , difficulty:  6839646 , date:  "2015-08-04 22:57:57" },
  { height:  591964 , difficulty:  6830330 , date:  "2015-08-04 22:59:53" },
  { height:  591965 , difficulty:  6830896 , date:  "2015-08-04 23:00:08" },
  { height:  591966 , difficulty:  6823915 , date:  "2015-08-04 23:01:00" },
  { height:  591967 , difficulty:  6832996 , date:  "2015-08-04 23:01:04" },
  { height:  591968 , difficulty:  6840923 , date:  "2015-08-04 23:01:09" },
  { height:  591969 , difficulty:  6823538 , date:  "2015-08-04 23:02:00" },
  { height:  591970 , difficulty:  6825858 , date:  "2015-08-04 23:02:46" },
  { height:  591971 , difficulty:  6822455 , date:  "2015-08-04 23:02:58" },
  { height:  591972 , difficulty:  6800540 , date:  "2015-08-04 23:05:30" },
  { height:  591973 , difficulty:  6797173 , date:  "2015-08-04 23:06:36" },
  { height:  591974 , difficulty:  6802769 , date:  "2015-08-04 23:06:49" },
  { height:  591975 , difficulty:  6800471 , date:  "2015-08-04 23:07:09" },
  { height:  591976 , difficulty:  6778597 , date:  "2015-08-04 23:08:11" },
  { height:  591977 , difficulty:  6775355 , date:  "2015-08-04 23:10:07" },
  { height:  591978 , difficulty:  6763310 , date:  "2015-08-04 23:12:49" },
  { height:  591979 , difficulty:  6772976 , date:  "2015-08-04 23:13:00" },
  { height:  591980 , difficulty:  6767871 , date:  "2015-08-04 23:17:26" },
  { height:  591981 , difficulty:  6752315 , date:  "2015-08-04 23:17:49" },
  { height:  591982 , difficulty:  6745537 , date:  "2015-08-04 23:21:55" },
  { height:  591983 , difficulty:  6746056 , date:  "2015-08-04 23:22:05" },
  { height:  591984 , difficulty:  6704880 , date:  "2015-08-04 23:22:10" },
  { height:  591985 , difficulty:  6705083 , date:  "2015-08-04 23:22:33" },
  { height:  591986 , difficulty:  6701857 , date:  "2015-08-04 23:24:30" },
  { height:  591987 , difficulty:  6698643 , date:  "2015-08-04 23:25:00" },
  { height:  591988 , difficulty:  6717014 , date:  "2015-08-04 23:26:24" },
  { height:  591989 , difficulty:  6729009 , date:  "2015-08-04 23:27:22" },
  { height:  591990 , difficulty:  6720427 , date:  "2015-08-04 23:27:46" },
  { height:  591991 , difficulty:  6710274 , date:  "2015-08-04 23:28:24" },
  { height:  591992 , difficulty:  6685269 , date:  "2015-08-04 23:29:05" },
  { height:  591993 , difficulty:  6686949 , date:  "2015-08-04 23:29:32" },
  { height:  591994 , difficulty:  6685692 , date:  "2015-08-04 23:31:24" },
  { height:  591995 , difficulty:  6674578 , date:  "2015-08-04 23:32:22" },
  { height:  591996 , difficulty:  6676419 , date:  "2015-08-04 23:33:15" },
  { height:  591997 , difficulty:  6674443 , date:  "2015-08-04 23:36:27" },
  { height:  591998 , difficulty:  6635717 , date:  "2015-08-04 23:40:44" },
  { height:  591999 , difficulty:  6636884 , date:  "2015-08-04 23:40:46" },
  { height:  592000 , difficulty:  53306074 , date:  "2015-08-04 23:45:24" },
  { height:  592001 , difficulty:  53291023 , date:  "2015-08-04 23:47:25" },
  { height:  592002 , difficulty:  53291836 , date:  "2015-08-04 23:55:14" },
  { height:  592003 , difficulty:  53166472 , date:  "2015-08-04 23:55:16" },
  { height:  592004 , difficulty:  53042855 , date:  "2015-08-05 00:06:25" },
  { height:  592005 , difficulty:  53158839 , date:  "2015-08-05 00:09:10" },
  { height:  592006 , difficulty:  53139245 , date:  "2015-08-05 00:15:48" },
  { height:  592007 , difficulty:  53055338 , date:  "2015-08-05 00:22:58" },
  { height:  592008 , difficulty:  53156806 , date:  "2015-08-05 00:26:45" },
  { height:  592009 , difficulty:  52714938 , date:  "2015-08-05 00:40:58" },
  { height:  592010 , difficulty:  52634195 , date:  "2015-08-05 00:42:41" },
  { height:  592011 , difficulty:  52499915 , date:  "2015-08-05 00:43:19" },
  { height:  592012 , difficulty:  52314029 , date:  "2015-08-05 00:43:43" },
  { height:  592013 , difficulty:  52226325 , date:  "2015-08-05 00:57:34" },
  { height:  592014 , difficulty:  52004920 , date:  "2015-08-05 00:59:08" },
  { height:  592015 , difficulty:  52356727 , date:  "2015-08-05 01:02:05" },
  { height:  592016 , difficulty:  51880075 , date:  "2015-08-05 01:09:28" },
  { height:  592017 , difficulty:  51755828 , date:  "2015-08-05 01:14:01" },
  { height:  592018 , difficulty:  51674699 , date:  "2015-08-05 01:15:44" },
  { height:  592019 , difficulty:  51831120 , date:  "2015-08-05 01:16:40" },
  { height:  592020 , difficulty:  51683704 , date:  "2015-08-05 01:16:42" },
  { height:  592021 , difficulty:  51628617 , date:  "2015-08-05 01:16:54" },
  { height:  592022 , difficulty:  51495376 , date:  "2015-08-05 01:27:37" },
  { height:  592023 , difficulty:  51774641 , date:  "2015-08-05 01:34:31" },
  { height:  592024 , difficulty:  51702253 , date:  "2015-08-05 01:35:07" },
  { height:  592025 , difficulty:  51526168 , date:  "2015-08-05 01:35:12" },
  { height:  592026 , difficulty:  51435426 , date:  "2015-08-05 01:45:17" },
  { height:  592027 , difficulty:  51224117 , date:  "2015-08-05 01:49:10" },
  { height:  592028 , difficulty:  51088330 , date:  "2015-08-05 01:51:19" },
  { height:  592029 , difficulty:  51115625 , date:  "2015-08-05 01:55:18" },
  { height:  592030 , difficulty:  50885382 , date:  "2015-08-05 01:58:50" },
  { height:  592031 , difficulty:  50948713 , date:  "2015-08-05 02:00:12" },
  { height:  592032 , difficulty:  50194404 , date:  "2015-08-05 02:00:28" },
  { height:  592033 , difficulty:  50142588 , date:  "2015-08-05 02:03:10" },
  { height:  592034 , difficulty:  50051676 , date:  "2015-08-05 02:04:37" },
  { height:  592035 , difficulty:  49924885 , date:  "2015-08-05 02:04:37" },
  { height:  592036 , difficulty:  49934095 , date:  "2015-08-05 02:16:20" },
  { height:  592037 , difficulty:  49786008 , date:  "2015-08-05 02:16:22" },
  { height:  592038 , difficulty:  49251050 , date:  "2015-08-05 02:18:47" },
  { height:  592039 , difficulty:  49307375 , date:  "2015-08-05 02:19:37" },
  { height:  592040 , difficulty:  49104118 , date:  "2015-08-05 02:22:27" },
  { height:  592041 , difficulty:  49019633 , date:  "2015-08-05 02:29:24" },
  { height:  592042 , difficulty:  49049230 , date:  "2015-08-05 02:35:30" },
  { height:  592043 , difficulty:  48979037 , date:  "2015-08-05 02:35:34" },
  { height:  592044 , difficulty:  48930038 , date:  "2015-08-05 02:42:27" },
  { height:  592045 , difficulty:  48792431 , date:  "2015-08-05 02:46:37" },
  { height:  592046 , difficulty:  48668141 , date:  "2015-08-05 02:46:38" },
  { height:  592047 , difficulty:  48620722 , date:  "2015-08-05 02:54:13" },
  { height:  592048 , difficulty:  48558802 , date:  "2015-08-05 02:59:58" },
  { height:  592049 , difficulty:  48408471 , date:  "2015-08-05 03:02:45" },
  { height:  592050 , difficulty:  48368511 , date:  "2015-08-05 03:08:32" },
  { height:  592051 , difficulty:  48320699 , date:  "2015-08-05 03:21:41" },
  { height:  592052 , difficulty:  48202555 , date:  "2015-08-05 03:24:58" },
  { height:  592053 , difficulty:  48004740 , date:  "2015-08-05 03:25:05" },
  { height:  592054 , difficulty:  47746435 , date:  "2015-08-05 03:36:09" },
  { height:  592055 , difficulty:  47852081 , date:  "2015-08-05 03:37:02" },
  { height:  592056 , difficulty:  47572165 , date:  "2015-08-05 03:38:49" },
  { height:  592057 , difficulty:  47647760 , date:  "2015-08-05 03:44:59" },
  { height:  592058 , difficulty:  47305118 , date:  "2015-08-05 03:45:05" },
  { height:  592059 , difficulty:  47387598 , date:  "2015-08-05 03:48:08" },
  { height:  592060 , difficulty:  47355438 , date:  "2015-08-05 03:59:15" },
  { height:  592061 , difficulty:  47258605 , date:  "2015-08-05 03:59:29" },
  { height:  592062 , difficulty:  47045757 , date:  "2015-08-05 04:06:36" },
  { height:  592063 , difficulty:  46945582 , date:  "2015-08-05 04:19:43" },
  { height:  592064 , difficulty:  46833806 , date:  "2015-08-05 04:20:08" },
  { height:  592065 , difficulty:  46723719 , date:  "2015-08-05 04:20:12" },
  { height:  592066 , difficulty:  46632941 , date:  "2015-08-05 04:26:54" },
  { height:  592067 , difficulty:  46567697 , date:  "2015-08-05 04:28:23" },
  { height:  592068 , difficulty:  46468608 , date:  "2015-08-05 04:29:11" },
  { height:  592069 , difficulty:  46457038 , date:  "2015-08-05 04:29:14" },
  { height:  592070 , difficulty:  46337373 , date:  "2015-08-05 04:31:08" },
  { height:  592071 , difficulty:  46201013 , date:  "2015-08-05 04:31:10" },
  { height:  592072 , difficulty:  46085392 , date:  "2015-08-05 04:35:47" },
  { height:  592073 , difficulty:  46002354 , date:  "2015-08-05 04:36:58" },
  { height:  592074 , difficulty:  45631279 , date:  "2015-08-05 04:37:39" },
  { height:  592075 , difficulty:  45582784 , date:  "2015-08-05 04:38:56" },
  { height:  592076 , difficulty:  45800981 , date:  "2015-08-05 04:38:57" },
  { height:  592077 , difficulty:  46153709 , date:  "2015-08-05 04:39:37" },
  { height:  592078 , difficulty:  46048450 , date:  "2015-08-05 04:43:23" },
  { height:  592079 , difficulty:  46680858 , date:  "2015-08-05 04:43:28" },
  { height:  592080 , difficulty:  46441617 , date:  "2015-08-05 04:44:50" },
  { height:  592081 , difficulty:  46768589 , date:  "2015-08-05 04:47:28" },
  { height:  592082 , difficulty:  46744408 , date:  "2015-08-05 04:48:52" },
  { height:  592083 , difficulty:  46703224 , date:  "2015-08-05 04:50:27" },
  { height:  592084 , difficulty:  46946440 , date:  "2015-08-05 04:51:35" },
  { height:  592085 , difficulty:  46400910 , date:  "2015-08-05 04:52:07" },
  { height:  592086 , difficulty:  46808640 , date:  "2015-08-05 04:53:19" },
  { height:  592087 , difficulty:  47293474 , date:  "2015-08-05 04:53:30" },
  { height:  592088 , difficulty:  47685720 , date:  "2015-08-05 04:56:23" },
  { height:  592089 , difficulty:  47146635 , date:  "2015-08-05 04:56:25" },
  { height:  592090 , difficulty:  47595212 , date:  "2015-08-05 05:03:57" },
  { height:  592091 , difficulty:  47788168 , date:  "2015-08-05 05:04:06" },
  { height:  592092 , difficulty:  47710485 , date:  "2015-08-05 05:07:22" },
  { height:  592093 , difficulty:  47878928 , date:  "2015-08-05 05:07:47" },
  { height:  592094 , difficulty:  48143107 , date:  "2015-08-05 05:08:13" },
  { height:  592095 , difficulty:  48441675 , date:  "2015-08-05 05:08:20" },
  { height:  592096 , difficulty:  48862411 , date:  "2015-08-05 05:12:20" },
  { height:  592097 , difficulty:  49221632 , date:  "2015-08-05 05:12:21" },
  { height:  592098 , difficulty:  48922067 , date:  "2015-08-05 05:14:13" },
  { height:  592099 , difficulty:  48825319 , date:  "2015-08-05 05:22:22" },
  { height:  592100 , difficulty:  49131128 , date:  "2015-08-05 05:24:58" },
  { height:  592101 , difficulty:  49537954 , date:  "2015-08-05 05:25:00" },
  { height:  592102 , difficulty:  49228419 , date:  "2015-08-05 05:27:31" },
  { height:  592103 , difficulty:  49388690 , date:  "2015-08-05 05:32:48" },
  { height:  592104 , difficulty:  49695996 , date:  "2015-08-05 05:33:01" },
  { height:  592105 , difficulty:  49908305 , date:  "2015-08-05 05:38:32" },
  { height:  592106 , difficulty:  50078315 , date:  "2015-08-05 05:41:48" },
  { height:  592107 , difficulty:  50345029 , date:  "2015-08-05 05:42:56" },
  { height:  592108 , difficulty:  50730266 , date:  "2015-08-05 05:42:57" },
  { height:  592109 , difficulty:  50867757 , date:  "2015-08-05 05:44:31" },
  { height:  592110 , difficulty:  51080090 , date:  "2015-08-05 05:44:32" },
  { height:  592111 , difficulty:  51388012 , date:  "2015-08-05 05:45:26" },
  { height:  592112 , difficulty:  50932670 , date:  "2015-08-05 05:45:28" },
  { height:  592113 , difficulty:  51234689 , date:  "2015-08-05 05:53:51" },
  { height:  592114 , difficulty:  51377301 , date:  "2015-08-05 05:53:55" },
  { height:  592115 , difficulty:  51632804 , date:  "2015-08-05 05:55:33" },
  { height:  592116 , difficulty:  51743361 , date:  "2015-08-05 05:56:36" },
  { height:  592117 , difficulty:  51645603 , date:  "2015-08-05 06:03:56" },
  { height:  592118 , difficulty:  51545148 , date:  "2015-08-05 06:03:59" },
  { height:  592119 , difficulty:  51827557 , date:  "2015-08-05 06:12:02" },
  { height:  592120 , difficulty:  51662785 , date:  "2015-08-05 06:12:04" },
  { height:  592121 , difficulty:  51829044 , date:  "2015-08-05 06:14:34" },
  { height:  592122 , difficulty:  52412065 , date:  "2015-08-05 06:15:10" },
  { height:  592123 , difficulty:  52195819 , date:  "2015-08-05 06:15:16" },
  { height:  592124 , difficulty:  52144134 , date:  "2015-08-05 06:16:55" },
  { height:  592125 , difficulty:  52255866 , date:  "2015-08-05 06:25:42" },
  { height:  592126 , difficulty:  52185125 , date:  "2015-08-05 06:25:46" },
  { height:  592127 , difficulty:  51633579 , date:  "2015-08-05 06:29:27" },
  { height:  592128 , difficulty:  51674555 , date:  "2015-08-05 06:31:03" },
  { height:  592129 , difficulty:  51950449 , date:  "2015-08-05 06:32:15" },
  { height:  592130 , difficulty:  51509915 , date:  "2015-08-05 06:33:08" },
  { height:  592131 , difficulty:  51730109 , date:  "2015-08-05 06:33:21" },
  { height:  592132 , difficulty:  51952218 , date:  "2015-08-05 06:33:24" },
  { height:  592133 , difficulty:  51801473 , date:  "2015-08-05 06:42:41" },
  { height:  592134 , difficulty:  52026087 , date:  "2015-08-05 06:49:15" },
  { height:  592135 , difficulty:  52105810 , date:  "2015-08-05 06:49:18" },
  { height:  592136 , difficulty:  51669614 , date:  "2015-08-05 06:50:57" },
  { height:  592137 , difficulty:  51936104 , date:  "2015-08-05 06:52:43" },
  { height:  592138 , difficulty:  51723343 , date:  "2015-08-05 06:52:44" },
  { height:  592139 , difficulty:  51256643 , date:  "2015-08-05 06:59:19" },
  { height:  592140 , difficulty:  51469142 , date:  "2015-08-05 06:59:46" },
  { height:  592141 , difficulty:  51683815 , date:  "2015-08-05 07:06:05" },
  { height:  592142 , difficulty:  51524238 , date:  "2015-08-05 07:07:18" },
  { height:  592143 , difficulty:  51646441 , date:  "2015-08-05 07:14:32" },
  { height:  592144 , difficulty:  51802052 , date:  "2015-08-05 07:14:36" },
  { height:  592145 , difficulty:  52035632 , date:  "2015-08-05 07:16:18" },
  { height:  592146 , difficulty:  52134439 , date:  "2015-08-05 07:20:14" },
  { height:  592147 , difficulty:  52339187 , date:  "2015-08-05 07:20:16" },
  { height:  592148 , difficulty:  52264431 , date:  "2015-08-05 07:24:54" },
  { height:  592149 , difficulty:  52435994 , date:  "2015-08-05 07:24:58" },
  { height:  592150 , difficulty:  52635555 , date:  "2015-08-05 07:24:59" },
  { height:  592151 , difficulty:  52791808 , date:  "2015-08-05 07:30:19" },
  { height:  592152 , difficulty:  53028771 , date:  "2015-08-05 07:30:26" },
  { height:  592153 , difficulty:  53180087 , date:  "2015-08-05 07:30:57" },
  { height:  592154 , difficulty:  53140515 , date:  "2015-08-05 07:33:01" },
  { height:  592155 , difficulty:  53367307 , date:  "2015-08-05 07:34:23" },
  { height:  592156 , difficulty:  53477829 , date:  "2015-08-05 07:37:04" },
  { height:  592157 , difficulty:  53664046 , date:  "2015-08-05 07:40:32" },
  { height:  592158 , difficulty:  53885345 , date:  "2015-08-05 07:42:45" },
  { height:  592159 , difficulty:  54019087 , date:  "2015-08-05 07:43:09" },
  { height:  592160 , difficulty:  54228564 , date:  "2015-08-05 07:43:15" },
  { height:  592161 , difficulty:  54381164 , date:  "2015-08-05 07:44:39" },
  { height:  592162 , difficulty:  54529358 , date:  "2015-08-05 07:44:43" },
  { height:  592163 , difficulty:  54772542 , date:  "2015-08-05 07:45:31" },
  { height:  592164 , difficulty:  54814151 , date:  "2015-08-05 07:53:55" },
  { height:  592165 , difficulty:  55033226 , date:  "2015-08-05 07:54:13" },
  { height:  592166 , difficulty:  54766782 , date:  "2015-08-05 07:57:18" },
  { height:  592167 , difficulty:  55007286 , date:  "2015-08-05 07:58:21" },
  { height:  592168 , difficulty:  55118038 , date:  "2015-08-05 08:05:41" },
  { height:  592169 , difficulty:  55339923 , date:  "2015-08-05 08:05:46" },
  { height:  592170 , difficulty:  55514220 , date:  "2015-08-05 08:06:58" },
  { height:  592171 , difficulty:  55691351 , date:  "2015-08-05 08:17:09" },
  { height:  592172 , difficulty:  55764189 , date:  "2015-08-05 08:21:21" },
  { height:  592173 , difficulty:  56119458 , date:  "2015-08-05 08:23:24" },
  { height:  592174 , difficulty:  56232819 , date:  "2015-08-05 08:27:04" },
  { height:  592175 , difficulty:  55940179 , date:  "2015-08-05 08:44:51" },
  { height:  592176 , difficulty:  55998149 , date:  "2015-08-05 08:45:00" },
  { height:  592177 , difficulty:  56226212 , date:  "2015-08-05 08:47:34" },
  { height:  592178 , difficulty:  56350375 , date:  "2015-08-05 08:47:39" },
  { height:  592179 , difficulty:  56245475 , date:  "2015-08-05 08:50:28" },
  { height:  592180 , difficulty:  56427963 , date:  "2015-08-05 08:55:57" },
  { height:  592181 , difficulty:  56286744 , date:  "2015-08-05 08:56:49" },
  { height:  592182 , difficulty:  56270744 , date:  "2015-08-05 09:12:36" },
  { height:  592183 , difficulty:  56549505 , date:  "2015-08-05 09:12:39" },
  { height:  592184 , difficulty:  56735480 , date:  "2015-08-05 09:19:34" },
  { height:  592185 , difficulty:  56893302 , date:  "2015-08-05 09:19:53" },
  { height:  592186 , difficulty:  57122997 , date:  "2015-08-05 09:20:07" },
  { height:  592187 , difficulty:  57587718 , date:  "2015-08-05 09:20:28" },
  { height:  592188 , difficulty:  57764827 , date:  "2015-08-05 09:23:20" },
  { height:  592189 , difficulty:  57923537 , date:  "2015-08-05 09:23:27" },
  { height:  592190 , difficulty:  58128746 , date:  "2015-08-05 09:23:32" },
  { height:  592191 , difficulty:  58212071 , date:  "2015-08-05 09:25:09" },
  { height:  592192 , difficulty:  58343722 , date:  "2015-08-05 09:25:10" },
  { height:  592193 , difficulty:  58243873 , date:  "2015-08-05 09:30:46" },
  { height:  592194 , difficulty:  58551850 , date:  "2015-08-05 09:32:54" },
  { height:  592195 , difficulty:  58217646 , date:  "2015-08-05 09:36:20" },
  { height:  592196 , difficulty:  58415359 , date:  "2015-08-05 09:38:44" },
  { height:  592197 , difficulty:  58621746 , date:  "2015-08-05 09:38:46" },
  { height:  592198 , difficulty:  58761122 , date:  "2015-08-05 09:50:37" },
  { height:  592199 , difficulty:  59025797 , date:  "2015-08-05 10:13:20" },
  { height:  592200 , difficulty:  59096048 , date:  "2015-08-05 10:17:53" },
  { height:  592201 , difficulty:  58810254 , date:  "2015-08-05 10:17:59" },
  { height:  592202 , difficulty:  58979563 , date:  "2015-08-05 10:25:08" },
  { height:  592203 , difficulty:  58956261 , date:  "2015-08-05 10:29:45" },
  { height:  592204 , difficulty:  59024795 , date:  "2015-08-05 10:29:45" },
  { height:  592205 , difficulty:  59178014 , date:  "2015-08-05 10:30:32" },
  { height:  592206 , difficulty:  59319960 , date:  "2015-08-05 10:31:46" },
  { height:  592207 , difficulty:  59510821 , date:  "2015-08-05 10:32:54" },
  { height:  592208 , difficulty:  59686297 , date:  "2015-08-05 10:38:48" },
  { height:  592209 , difficulty:  59266061 , date:  "2015-08-05 10:39:41" },
  { height:  592210 , difficulty:  59140969 , date:  "2015-08-05 10:39:46" },
  { height:  592211 , difficulty:  59393128 , date:  "2015-08-05 10:40:29" },
  { height:  592212 , difficulty:  59451323 , date:  "2015-08-05 10:48:35" },
  { height:  592213 , difficulty:  59568358 , date:  "2015-08-05 10:48:40" },
  { height:  592214 , difficulty:  59748034 , date:  "2015-08-05 10:49:51" },
  { height:  592215 , difficulty:  59487379 , date:  "2015-08-05 10:55:50" },
  { height:  592216 , difficulty:  59637398 , date:  "2015-08-05 10:55:51" },
  { height:  592217 , difficulty:  59454718 , date:  "2015-08-05 11:01:46" },
  { height:  592218 , difficulty:  59533602 , date:  "2015-08-05 11:03:55" },
  { height:  592219 , difficulty:  59447923 , date:  "2015-08-05 11:03:58" },
  { height:  592220 , difficulty:  59633094 , date:  "2015-08-05 11:04:43" },
  { height:  592221 , difficulty:  59716232 , date:  "2015-08-05 11:10:39" },
  { height:  592222 , difficulty:  59696583 , date:  "2015-08-05 11:17:41" },
  { height:  592223 , difficulty:  59838820 , date:  "2015-08-05 11:17:44" },
  { height:  592224 , difficulty:  59781498 , date:  "2015-08-05 11:20:09" },
  { height:  592225 , difficulty:  59919711 , date:  "2015-08-05 11:20:15" },
  { height:  592226 , difficulty:  60178015 , date:  "2015-08-05 11:22:37" },
  { height:  592227 , difficulty:  59990748 , date:  "2015-08-05 11:22:43" },
  { height:  592228 , difficulty:  60226788 , date:  "2015-08-05 11:29:48" },
  { height:  592229 , difficulty:  60335776 , date:  "2015-08-05 11:32:10" },
  { height:  592230 , difficulty:  60372938 , date:  "2015-08-05 11:35:37" },
  { height:  592231 , difficulty:  60427789 , date:  "2015-08-05 11:35:41" },
  { height:  592232 , difficulty:  60457222 , date:  "2015-08-05 11:36:17" },
  { height:  592233 , difficulty:  60414572 , date:  "2015-08-05 11:40:36" },
  { height:  592234 , difficulty:  60525519 , date:  "2015-08-05 11:47:45" },
  { height:  592235 , difficulty:  60721822 , date:  "2015-08-05 11:48:47" },
  { height:  592236 , difficulty:  60853240 , date:  "2015-08-05 11:53:32" },
  { height:  592237 , difficulty:  60965648 , date:  "2015-08-05 11:57:54" },
  { height:  592238 , difficulty:  61121469 , date:  "2015-08-05 11:58:51" },
  { height:  592239 , difficulty:  61225352 , date:  "2015-08-05 12:01:24" },
  { height:  592240 , difficulty:  60856905 , date:  "2015-08-05 12:07:08" },
  { height:  592241 , difficulty:  60982937 , date:  "2015-08-05 12:07:15" },
  { height:  592242 , difficulty:  60923277 , date:  "2015-08-05 12:11:49" },
  { height:  592243 , difficulty:  61039409 , date:  "2015-08-05 12:13:47" },
  { height:  592244 , difficulty:  60723699 , date:  "2015-08-05 12:14:49" },
  { height:  592245 , difficulty:  60946594 , date:  "2015-08-05 12:21:53" },
  { height:  592246 , difficulty:  61048209 , date:  "2015-08-05 12:26:23" },
  { height:  592247 , difficulty:  60575936 , date:  "2015-08-05 12:36:01" },
  { height:  592248 , difficulty:  60471419 , date:  "2015-08-05 12:36:03" },
  { height:  592249 , difficulty:  60477980 , date:  "2015-08-05 12:44:51" },
  { height:  592250 , difficulty:  60543768 , date:  "2015-08-05 12:44:53" },
  { height:  592251 , difficulty:  59767620 , date:  "2015-08-05 12:44:59" },
  { height:  592252 , difficulty:  59880033 , date:  "2015-08-05 12:51:24" },
  { height:  592253 , difficulty:  60064349 , date:  "2015-08-05 12:53:29" },
  { height:  592254 , difficulty:  60211545 , date:  "2015-08-05 12:53:35" },
  { height:  592255 , difficulty:  60201833 , date:  "2015-08-05 12:56:31" },
  { height:  592256 , difficulty:  60036746 , date:  "2015-08-05 12:58:48" },
  { height:  592257 , difficulty:  60106801 , date:  "2015-08-05 13:01:40" },
  { height:  592258 , difficulty:  59464257 , date:  "2015-08-05 13:01:45" },
  { height:  592259 , difficulty:  59612691 , date:  "2015-08-05 13:03:08" },
  { height:  592260 , difficulty:  59343251 , date:  "2015-08-05 13:13:13" },
  { height:  592261 , difficulty:  59471435 , date:  "2015-08-05 13:13:16" },
  { height:  592262 , difficulty:  59747278 , date:  "2015-08-05 13:21:24" },
  { height:  592263 , difficulty:  59946029 , date:  "2015-08-05 13:29:45" },
  { height:  592264 , difficulty:  59900209 , date:  "2015-08-05 13:29:51" },
  { height:  592265 , difficulty:  60093120 , date:  "2015-08-05 13:35:39" },
  { height:  592266 , difficulty:  60205029 , date:  "2015-08-05 13:43:24" },
  { height:  592267 , difficulty:  60228324 , date:  "2015-08-05 13:43:27" },
  { height:  592268 , difficulty:  60359813 , date:  "2015-08-05 13:46:39" },
  { height:  592269 , difficulty:  60220784 , date:  "2015-08-05 13:47:04" },
  { height:  592270 , difficulty:  60270927 , date:  "2015-08-05 13:48:10" },
  { height:  592271 , difficulty:  60422951 , date:  "2015-08-05 13:53:21" },
  { height:  592272 , difficulty:  60427075 , date:  "2015-08-05 13:54:46" },
  { height:  592273 , difficulty:  60729105 , date:  "2015-08-05 14:02:33" },
  { height:  592274 , difficulty:  60228817 , date:  "2015-08-05 14:07:03" },
  { height:  592275 , difficulty:  59078933 , date:  "2015-08-05 14:07:10" },
  { height:  592276 , difficulty:  58948049 , date:  "2015-08-05 14:16:51" },
  { height:  592277 , difficulty:  59219880 , date:  "2015-08-05 14:16:56" },
  { height:  592278 , difficulty:  58950091 , date:  "2015-08-05 14:18:03" },
  { height:  592279 , difficulty:  58819399 , date:  "2015-08-05 14:23:15" },
  { height:  592280 , difficulty:  58980809 , date:  "2015-08-05 14:29:09" },
  { height:  592281 , difficulty:  59041746 , date:  "2015-08-05 14:29:15" },
  { height:  592282 , difficulty:  59084187 , date:  "2015-08-05 14:40:10" },
  { height:  592283 , difficulty:  59131740 , date:  "2015-08-05 14:49:45" },
  { height:  592284 , difficulty:  58967716 , date:  "2015-08-05 14:51:01" },
  { height:  592285 , difficulty:  59086523 , date:  "2015-08-05 14:53:08" },
  { height:  592286 , difficulty:  59190533 , date:  "2015-08-05 14:59:03" },
  { height:  592287 , difficulty:  59293824 , date:  "2015-08-05 15:03:54" },
  { height:  592288 , difficulty:  59199062 , date:  "2015-08-05 15:03:57" },
  { height:  592289 , difficulty:  59314059 , date:  "2015-08-05 15:06:06" },
  { height:  592290 , difficulty:  59356587 , date:  "2015-08-05 15:08:19" },
  { height:  592291 , difficulty:  59196098 , date:  "2015-08-05 15:10:47" },
  { height:  592292 , difficulty:  59322769 , date:  "2015-08-05 15:10:53" },
  { height:  592293 , difficulty:  59099078 , date:  "2015-08-05 15:16:19" },
  { height:  592294 , difficulty:  59099268 , date:  "2015-08-05 15:16:21" },
  { height:  592295 , difficulty:  59192248 , date:  "2015-08-05 15:23:01" },
  { height:  592296 , difficulty:  59270020 , date:  "2015-08-05 15:24:23" },
  { height:  592297 , difficulty:  59089613 , date:  "2015-08-05 15:26:25" },
  { height:  592298 , difficulty:  58829972 , date:  "2015-08-05 15:36:30" },
  { height:  592299 , difficulty:  58929004 , date:  "2015-08-05 15:36:35" },
  { height:  592300 , difficulty:  58973050 , date:  "2015-08-05 15:41:24" },
  { height:  592301 , difficulty:  59125220 , date:  "2015-08-05 15:44:37" },
  { height:  592302 , difficulty:  59133952 , date:  "2015-08-05 15:44:41" },
  { height:  592303 , difficulty:  59206093 , date:  "2015-08-05 15:45:09" },
  { height:  592304 , difficulty:  58972740 , date:  "2015-08-05 15:51:06" },
  { height:  592305 , difficulty:  59101654 , date:  "2015-08-05 15:59:51" },
  { height:  592306 , difficulty:  59023916 , date:  "2015-08-05 16:01:30" },
  { height:  592307 , difficulty:  59206400 , date:  "2015-08-05 16:08:23" },
  { height:  592308 , difficulty:  59308636 , date:  "2015-08-05 16:09:02" },
  { height:  592309 , difficulty:  59168593 , date:  "2015-08-05 16:09:08" },
  { height:  592310 , difficulty:  59038457 , date:  "2015-08-05 16:21:01" },
  { height:  592311 , difficulty:  59061317 , date:  "2015-08-05 16:21:07" },
  { height:  592312 , difficulty:  59020118 , date:  "2015-08-05 16:25:14" },
  { height:  592313 , difficulty:  58881263 , date:  "2015-08-05 16:28:24" },
  { height:  592314 , difficulty:  58921227 , date:  "2015-08-05 16:31:44" },
  { height:  592315 , difficulty:  59012527 , date:  "2015-08-05 16:31:51" },
  { height:  592316 , difficulty:  58836763 , date:  "2015-08-05 16:39:43" },
  { height:  592317 , difficulty:  58921286 , date:  "2015-08-05 16:41:32" },
  { height:  592318 , difficulty:  58764076 , date:  "2015-08-05 16:45:15" },
  { height:  592319 , difficulty:  58759533 , date:  "2015-08-05 16:45:20" },
  { height:  592320 , difficulty:  58769595 , date:  "2015-08-05 16:52:00" },
  { height:  592321 , difficulty:  58543896 , date:  "2015-08-05 16:55:28" },
  { height:  592322 , difficulty:  58500673 , date:  "2015-08-05 16:55:32" },
  { height:  592323 , difficulty:  58131928 , date:  "2015-08-05 16:56:17" },
  { height:  592324 , difficulty:  58192285 , date:  "2015-08-05 16:58:17" },
  { height:  592325 , difficulty:  57829201 , date:  "2015-08-05 17:12:21" },
  { height:  592326 , difficulty:  57966309 , date:  "2015-08-05 17:12:49" },
  { height:  592327 , difficulty:  58176191 , date:  "2015-08-05 17:13:13" },
  { height:  592328 , difficulty:  57982008 , date:  "2015-08-05 17:20:26" },
  { height:  592329 , difficulty:  57928361 , date:  "2015-08-05 17:22:27" },
  { height:  592330 , difficulty:  58218764 , date:  "2015-08-05 17:27:00" },
  { height:  592331 , difficulty:  58122316 , date:  "2015-08-05 17:31:25" },
  { height:  592332 , difficulty:  58095483 , date:  "2015-08-05 17:31:26" },
  { height:  592333 , difficulty:  58128989 , date:  "2015-08-05 17:35:05" },
  { height:  592334 , difficulty:  58417060 , date:  "2015-08-05 17:42:05" },
  { height:  592335 , difficulty:  58413309 , date:  "2015-08-05 17:45:08" },
  { height:  592336 , difficulty:  58130685 , date:  "2015-08-05 17:45:10" },
  { height:  592337 , difficulty:  58201879 , date:  "2015-08-05 17:47:34" },
  { height:  592338 , difficulty:  57897970 , date:  "2015-08-05 17:48:01" },
  { height:  592339 , difficulty:  57582234 , date:  "2015-08-05 17:48:05" },
  { height:  592340 , difficulty:  57650216 , date:  "2015-08-05 17:48:52" },
  { height:  592341 , difficulty:  57409670 , date:  "2015-08-05 18:10:02" },
  { height:  592342 , difficulty:  57146499 , date:  "2015-08-05 18:10:04" },
  { height:  592343 , difficulty:  57204749 , date:  "2015-08-05 18:12:41" },
  { height:  592344 , difficulty:  57229587 , date:  "2015-08-05 18:13:16" },
  { height:  592345 , difficulty:  57270211 , date:  "2015-08-05 18:19:07" },
  { height:  592346 , difficulty:  57436770 , date:  "2015-08-05 18:28:55" },
  { height:  592347 , difficulty:  57225558 , date:  "2015-08-05 18:28:57" },
  { height:  592348 , difficulty:  57240514 , date:  "2015-08-05 18:31:58" },
  { height:  592349 , difficulty:  57006951 , date:  "2015-08-05 18:32:03" },
  { height:  592350 , difficulty:  56826034 , date:  "2015-08-05 18:34:36" },
  { height:  592351 , difficulty:  56862961 , date:  "2015-08-05 18:36:49" },
  { height:  592352 , difficulty:  56549262 , date:  "2015-08-05 18:39:01" },
  { height:  592353 , difficulty:  56589831 , date:  "2015-08-05 18:39:58" },
  { height:  592354 , difficulty:  56583503 , date:  "2015-08-05 18:40:03" },
  { height:  592355 , difficulty:  56374334 , date:  "2015-08-05 18:45:31" },
  { height:  592356 , difficulty:  56361789 , date:  "2015-08-05 18:48:22" },
  { height:  592357 , difficulty:  56392334 , date:  "2015-08-05 18:48:24" },
  { height:  592358 , difficulty:  55921634 , date:  "2015-08-05 19:00:16" },
  { height:  592359 , difficulty:  55538844 , date:  "2015-08-05 19:01:23" },
  { height:  592360 , difficulty:  55511309 , date:  "2015-08-05 19:05:11" },
  { height:  592361 , difficulty:  55788798 , date:  "2015-08-05 19:05:12" },
  { height:  592362 , difficulty:  55696783 , date:  "2015-08-05 19:06:50" },
  { height:  592363 , difficulty:  55669498 , date:  "2015-08-05 19:08:59" },
  { height:  592364 , difficulty:  55878470 , date:  "2015-08-05 19:10:01" },
  { height:  592365 , difficulty:  55951261 , date:  "2015-08-05 19:10:05" },
  { height:  592366 , difficulty:  56041563 , date:  "2015-08-05 19:19:44" },
  { height:  592367 , difficulty:  56129689 , date:  "2015-08-05 19:22:13" },
  { height:  592368 , difficulty:  56296712 , date:  "2015-08-05 19:25:02" },
  { height:  592369 , difficulty:  56226081 , date:  "2015-08-05 19:38:11" },
  { height:  592370 , difficulty:  56452041 , date:  "2015-08-05 19:38:16" },
  { height:  592371 , difficulty:  56578263 , date:  "2015-08-05 19:54:15" },
  { height:  592372 , difficulty:  56700104 , date:  "2015-08-05 19:54:19" },
  { height:  592373 , difficulty:  56815183 , date:  "2015-08-05 20:11:07" },
  { height:  592374 , difficulty:  56546830 , date:  "2015-08-05 20:11:11" },
  { height:  592375 , difficulty:  56745549 , date:  "2015-08-05 20:11:37" },
  { height:  592376 , difficulty:  56701811 , date:  "2015-08-05 20:13:58" },
  { height:  592377 , difficulty:  56801064 , date:  "2015-08-05 20:16:59" },
  { height:  592378 , difficulty:  56981454 , date:  "2015-08-05 20:19:37" },
  { height:  592379 , difficulty:  57222566 , date:  "2015-08-05 20:21:02" },
  { height:  592380 , difficulty:  57128901 , date:  "2015-08-05 20:21:05" },
  { height:  592381 , difficulty:  56997873 , date:  "2015-08-05 20:22:27" },
  { height:  592382 , difficulty:  57089747 , date:  "2015-08-05 20:24:14" },
  { height:  592383 , difficulty:  57233770 , date:  "2015-08-05 20:26:36" },
  { height:  592384 , difficulty:  57386088 , date:  "2015-08-05 20:26:43" },
  { height:  592385 , difficulty:  57562149 , date:  "2015-08-05 20:30:59" },
  { height:  592386 , difficulty:  57498224 , date:  "2015-08-05 20:36:40" },
  { height:  592387 , difficulty:  57654361 , date:  "2015-08-05 20:36:45" },
  { height:  592388 , difficulty:  57642764 , date:  "2015-08-05 20:40:30" },
  { height:  592389 , difficulty:  57702945 , date:  "2015-08-05 20:40:48" },
  { height:  592390 , difficulty:  57763686 , date:  "2015-08-05 20:48:37" },
  { height:  592391 , difficulty:  57986754 , date:  "2015-08-05 20:52:11" },
  { height:  592392 , difficulty:  57820016 , date:  "2015-08-05 20:52:13" },
  { height:  592393 , difficulty:  57900620 , date:  "2015-08-05 20:55:50" },
  { height:  592394 , difficulty:  57913761 , date:  "2015-08-05 20:55:55" },
  { height:  592395 , difficulty:  58112533 , date:  "2015-08-05 20:56:30" },
  { height:  592396 , difficulty:  57984530 , date:  "2015-08-05 21:04:30" },
  { height:  592397 , difficulty:  58006766 , date:  "2015-08-05 21:04:35" },
  { height:  592398 , difficulty:  58197723 , date:  "2015-08-05 21:10:52" },
  { height:  592399 , difficulty:  58355822 , date:  "2015-08-05 21:12:08" },
  { height:  592400 , difficulty:  58472655 , date:  "2015-08-05 21:14:05" },
  { height:  592401 , difficulty:  58053531 , date:  "2015-08-05 21:16:23" },
  { height:  592402 , difficulty:  58199474 , date:  "2015-08-05 21:23:09" },
  { height:  592403 , difficulty:  58355398 , date:  "2015-08-05 21:25:27" },
  { height:  592404 , difficulty:  58288194 , date:  "2015-08-05 21:33:35" },
  { height:  592405 , difficulty:  58365450 , date:  "2015-08-05 21:33:36" },
  { height:  592406 , difficulty:  58377081 , date:  "2015-08-05 21:35:35" },
  { height:  592407 , difficulty:  58344239 , date:  "2015-08-05 21:39:56" },
  { height:  592408 , difficulty:  58558383 , date:  "2015-08-05 21:40:04" },
  { height:  592409 , difficulty:  58589266 , date:  "2015-08-05 21:42:27" },
  { height:  592410 , difficulty:  58449155 , date:  "2015-08-05 22:00:44" },
  { height:  592411 , difficulty:  58558853 , date:  "2015-08-05 22:08:33" },
  { height:  592412 , difficulty:  58708124 , date:  "2015-08-05 22:24:44" },
  { height:  592413 , difficulty:  58800628 , date:  "2015-08-05 22:27:08" },
  { height:  592414 , difficulty:  58981903 , date:  "2015-08-05 22:27:09" },
  { height:  592415 , difficulty:  59166062 , date:  "2015-08-05 22:35:03" },
  { height:  592416 , difficulty:  59286734 , date:  "2015-08-05 22:35:09" },
  { height:  592417 , difficulty:  58681758 , date:  "2015-08-05 22:40:04" },
  { height:  592418 , difficulty:  58895301 , date:  "2015-08-05 22:40:10" },
  { height:  592419 , difficulty:  58931610 , date:  "2015-08-05 22:46:11" },
  { height:  592420 , difficulty:  59102415 , date:  "2015-08-05 22:50:25" },
  { height:  592421 , difficulty:  59026411 , date:  "2015-08-05 22:50:30" },
  { height:  592422 , difficulty:  58858011 , date:  "2015-08-05 22:53:13" },
  { height:  592423 , difficulty:  59076944 , date:  "2015-08-05 22:59:08" },
  { height:  592424 , difficulty:  59120362 , date:  "2015-08-05 23:02:55" },
  { height:  592425 , difficulty:  59270118 , date:  "2015-08-05 23:11:42" },
  { height:  592426 , difficulty:  59311946 , date:  "2015-08-05 23:11:47" },
  { height:  592427 , difficulty:  59372483 , date:  "2015-08-05 23:13:27" },
  { height:  592428 , difficulty:  59442506 , date:  "2015-08-05 23:14:16" },
  { height:  592429 , difficulty:  59591768 , date:  "2015-08-05 23:14:22" },
  { height:  592430 , difficulty:  59772727 , date:  "2015-08-05 23:17:28" },
  { height:  592431 , difficulty:  59698955 , date:  "2015-08-05 23:21:33" },
  { height:  592432 , difficulty:  59736373 , date:  "2015-08-05 23:21:37" },
  { height:  592433 , difficulty:  59941569 , date:  "2015-08-05 23:25:43" },
  { height:  592434 , difficulty:  59587404 , date:  "2015-08-05 23:33:06" },
  { height:  592435 , difficulty:  59714602 , date:  "2015-08-05 23:33:12" },
  { height:  592436 , difficulty:  59776253 , date:  "2015-08-05 23:34:32" },
  { height:  592437 , difficulty:  60095619 , date:  "2015-08-05 23:34:36" },
  { height:  592438 , difficulty:  60198947 , date:  "2015-08-05 23:57:34" },
  { height:  592439 , difficulty:  60252217 , date:  "2015-08-06 00:01:12" },
  { height:  592440 , difficulty:  60419085 , date:  "2015-08-06 00:01:17" },
  { height:  592441 , difficulty:  60586311 , date:  "2015-08-06 00:19:28" },
  { height:  592442 , difficulty:  60333804 , date:  "2015-08-06 00:22:30" },
  { height:  592443 , difficulty:  60539011 , date:  "2015-08-06 00:22:36" },
  { height:  592444 , difficulty:  60569360 , date:  "2015-08-06 00:24:38" },
  { height:  592445 , difficulty:  60232619 , date:  "2015-08-06 00:25:37" },
  { height:  592446 , difficulty:  60377173 , date:  "2015-08-06 00:25:40" },
  { height:  592447 , difficulty:  59858640 , date:  "2015-08-06 00:27:26" },
  { height:  592448 , difficulty:  60036516 , date:  "2015-08-06 00:35:08" },
  { height:  592449 , difficulty:  59495379 , date:  "2015-08-06 00:47:06" },
  { height:  592450 , difficulty:  59680632 , date:  "2015-08-06 00:47:08" },
  { height:  592451 , difficulty:  59885648 , date:  "2015-08-06 00:55:00" },
  { height:  592452 , difficulty:  59950358 , date:  "2015-08-06 00:57:17" },
  { height:  592453 , difficulty:  59971417 , date:  "2015-08-06 00:59:58" },
  { height:  592454 , difficulty:  60019096 , date:  "2015-08-06 01:09:10" },
  { height:  592455 , difficulty:  60117162 , date:  "2015-08-06 01:09:15" },
  { height:  592456 , difficulty:  60278264 , date:  "2015-08-06 01:13:25" },
  { height:  592457 , difficulty:  60360002 , date:  "2015-08-06 01:27:23" },
  { height:  592458 , difficulty:  60490571 , date:  "2015-08-06 01:30:26" },
  { height:  592459 , difficulty:  60709408 , date:  "2015-08-06 01:34:19" },
  { height:  592460 , difficulty:  60950465 , date:  "2015-08-06 01:36:51" },
  { height:  592461 , difficulty:  61053990 , date:  "2015-08-06 01:40:53" },
  { height:  592462 , difficulty:  60969934 , date:  "2015-08-06 01:41:13" },
  { height:  592463 , difficulty:  61117832 , date:  "2015-08-06 01:49:15" },
  { height:  592464 , difficulty:  61135695 , date:  "2015-08-06 01:49:22" },
  { height:  592465 , difficulty:  61358180 , date:  "2015-08-06 01:55:02" },
  { height:  592466 , difficulty:  61241263 , date:  "2015-08-06 02:00:20" },
  { height:  592467 , difficulty:  61263891 , date:  "2015-08-06 02:00:24" },
  { height:  592468 , difficulty:  61483833 , date:  "2015-08-06 02:20:29" },
  { height:  592469 , difficulty:  61481773 , date:  "2015-08-06 02:20:30" },
  { height:  592470 , difficulty:  61619763 , date:  "2015-08-06 02:24:11" },
  { height:  592471 , difficulty:  61793945 , date:  "2015-08-06 02:36:19" },
  { height:  592472 , difficulty:  61637553 , date:  "2015-08-06 02:39:05" },
  { height:  592473 , difficulty:  61775101 , date:  "2015-08-06 02:39:08" },
  { height:  592474 , difficulty:  61656021 , date:  "2015-08-06 02:41:48" },
  { height:  592475 , difficulty:  61745625 , date:  "2015-08-06 02:41:52" },
  { height:  592476 , difficulty:  61935579 , date:  "2015-08-06 02:42:37" },
  { height:  592477 , difficulty:  62012520 , date:  "2015-08-06 02:52:47" },
  { height:  592478 , difficulty:  61907244 , date:  "2015-08-06 02:52:48" },
  { height:  592479 , difficulty:  61954772 , date:  "2015-08-06 02:57:33" },
  { height:  592480 , difficulty:  61787164 , date:  "2015-08-06 03:00:35" },
  { height:  592481 , difficulty:  61984944 , date:  "2015-08-06 03:01:17" },
  { height:  592482 , difficulty:  62049701 , date:  "2015-08-06 03:04:23" },
  { height:  592483 , difficulty:  62066934 , date:  "2015-08-06 03:17:39" },
  { height:  592484 , difficulty:  62215616 , date:  "2015-08-06 03:23:34" },
  { height:  592485 , difficulty:  62308197 , date:  "2015-08-06 03:23:37" },
  { height:  592486 , difficulty:  61735806 , date:  "2015-08-06 03:27:19" },
  { height:  592487 , difficulty:  61605239 , date:  "2015-08-06 03:34:57" },
  { height:  592488 , difficulty:  61111566 , date:  "2015-08-06 03:37:28" },
  { height:  592489 , difficulty:  61182909 , date:  "2015-08-06 03:37:47" },
  { height:  592490 , difficulty:  61318749 , date:  "2015-08-06 03:42:05" },
  { height:  592491 , difficulty:  61194792 , date:  "2015-08-06 03:42:09" },
  { height:  592492 , difficulty:  61700786 , date:  "2015-08-06 03:42:12" },
  { height:  592493 , difficulty:  61652593 , date:  "2015-08-06 03:47:13" },
  { height:  592494 , difficulty:  61783626 , date:  "2015-08-06 03:47:16" },
  { height:  592495 , difficulty:  61718360 , date:  "2015-08-06 03:51:50" },
  { height:  592496 , difficulty:  61730461 , date:  "2015-08-06 03:52:32" },
  { height:  592497 , difficulty:  61880656 , date:  "2015-08-06 03:57:31" },
  { height:  592498 , difficulty:  61915855 , date:  "2015-08-06 03:58:12" },
  { height:  592499 , difficulty:  61819907 , date:  "2015-08-06 04:07:12" },
  { height:  592500 , difficulty:  61807236 , date:  "2015-08-06 04:07:14" },
  { height:  592501 , difficulty:  61639647 , date:  "2015-08-06 04:09:52" },
  { height:  592502 , difficulty:  61777707 , date:  "2015-08-06 04:09:56" },
  { height:  592503 , difficulty:  61860036 , date:  "2015-08-06 04:11:07" },
  { height:  592504 , difficulty:  62035727 , date:  "2015-08-06 04:16:57" },
  { height:  592505 , difficulty:  62166778 , date:  "2015-08-06 04:19:58" },
  { height:  592506 , difficulty:  62189766 , date:  "2015-08-06 04:20:08" },
  { height:  592507 , difficulty:  62199623 , date:  "2015-08-06 04:21:37" },
  { height:  592508 , difficulty:  62410669 , date:  "2015-08-06 04:40:32" },
  { height:  592509 , difficulty:  62398768 , date:  "2015-08-06 04:40:35" },
  { height:  592510 , difficulty:  62263905 , date:  "2015-08-06 04:43:00" },
  { height:  592511 , difficulty:  62493785 , date:  "2015-08-06 04:50:10" },
  { height:  592512 , difficulty:  62573944 , date:  "2015-08-06 04:59:06" },
  { height:  592513 , difficulty:  62712973 , date:  "2015-08-06 05:05:55" },
  { height:  592514 , difficulty:  61967732 , date:  "2015-08-06 05:13:42" },
  { height:  592515 , difficulty:  62070381 , date:  "2015-08-06 05:13:47" },
  { height:  592516 , difficulty:  62201806 , date:  "2015-08-06 05:21:18" },
  { height:  592517 , difficulty:  61733579 , date:  "2015-08-06 05:22:41" },
  { height:  592518 , difficulty:  61774658 , date:  "2015-08-06 05:23:42" },
  { height:  592519 , difficulty:  61986572 , date:  "2015-08-06 05:23:46" },
  { height:  592520 , difficulty:  62057883 , date:  "2015-08-06 05:38:54" },
  { height:  592521 , difficulty:  62160739 , date:  "2015-08-06 05:39:39" },
  { height:  592522 , difficulty:  62292610 , date:  "2015-08-06 05:52:15" },
  { height:  592523 , difficulty:  62358694 , date:  "2015-08-06 05:54:00" },
  { height:  592524 , difficulty:  62202464 , date:  "2015-08-06 05:55:49" },
  { height:  592525 , difficulty:  61886972 , date:  "2015-08-06 05:55:55" },
  { height:  592526 , difficulty:  62053034 , date:  "2015-08-06 05:57:33" },
  { height:  592527 , difficulty:  61894702 , date:  "2015-08-06 06:03:05" },
  { height:  592528 , difficulty:  61959104 , date:  "2015-08-06 06:03:08" },
  { height:  592529 , difficulty:  61998912 , date:  "2015-08-06 06:14:07" },
  { height:  592530 , difficulty:  61853063 , date:  "2015-08-06 06:14:09" },
  { height:  592531 , difficulty:  62033531 , date:  "2015-08-06 06:31:54" },
  { height:  592532 , difficulty:  62059156 , date:  "2015-08-06 06:33:30" },
  { height:  592533 , difficulty:  61691663 , date:  "2015-08-06 06:42:05" },
  { height:  592534 , difficulty:  61740166 , date:  "2015-08-06 06:43:57" },
  { height:  592535 , difficulty:  61736440 , date:  "2015-08-06 06:44:39" },
  { height:  592536 , difficulty:  61826635 , date:  "2015-08-06 06:46:00" },
  { height:  592537 , difficulty:  61834976 , date:  "2015-08-06 06:46:06" },
  { height:  592538 , difficulty:  61969747 , date:  "2015-08-06 06:47:59" },
  { height:  592539 , difficulty:  61810138 , date:  "2015-08-06 06:51:45" },
  { height:  592540 , difficulty:  62028324 , date:  "2015-08-06 06:52:42" },
  { height:  592541 , difficulty:  62026704 , date:  "2015-08-06 06:54:32" },
  { height:  592542 , difficulty:  61965931 , date:  "2015-08-06 06:54:33" },
  { height:  592543 , difficulty:  62093258 , date:  "2015-08-06 06:56:26" },
  { height:  592544 , difficulty:  61564355 , date:  "2015-08-06 06:56:56" },
  { height:  592545 , difficulty:  61690764 , date:  "2015-08-06 06:56:57" },
  { height:  592546 , difficulty:  61755915 , date:  "2015-08-06 06:59:22" },
  { height:  592547 , difficulty:  61460325 , date:  "2015-08-06 07:02:24" },
  { height:  592548 , difficulty:  61498064 , date:  "2015-08-06 07:02:29" },
  { height:  592549 , difficulty:  61639636 , date:  "2015-08-06 07:02:50" },
  { height:  592550 , difficulty:  61673626 , date:  "2015-08-06 07:04:07" },
  { height:  592551 , difficulty:  61811500 , date:  "2015-08-06 07:08:37" },
  { height:  592552 , difficulty:  61935958 , date:  "2015-08-06 07:26:35" },
  { height:  592553 , difficulty:  61709760 , date:  "2015-08-06 07:26:39" },
  { height:  592554 , difficulty:  61842674 , date:  "2015-08-06 07:39:51" },
  { height:  592555 , difficulty:  61823640 , date:  "2015-08-06 07:45:23" },
  { height:  592556 , difficulty:  61939688 , date:  "2015-08-06 07:47:23" },
  { height:  592557 , difficulty:  62105977 , date:  "2015-08-06 07:47:54" },
  { height:  592558 , difficulty:  62127068 , date:  "2015-08-06 07:49:29" },
  { height:  592559 , difficulty:  61810156 , date:  "2015-08-06 07:50:58" },
  { height:  592560 , difficulty:  61741246 , date:  "2015-08-06 07:55:52" },
  { height:  592561 , difficulty:  61866267 , date:  "2015-08-06 07:55:57" },
  { height:  592562 , difficulty:  61879938 , date:  "2015-08-06 08:07:57" },
  { height:  592563 , difficulty:  61791682 , date:  "2015-08-06 08:10:01" },
  { height:  592564 , difficulty:  61828411 , date:  "2015-08-06 08:10:05" },
  { height:  592565 , difficulty:  61990491 , date:  "2015-08-06 08:19:36" },
  { height:  592566 , difficulty:  61984733 , date:  "2015-08-06 08:23:03" },
  { height:  592567 , difficulty:  62174013 , date:  "2015-08-06 08:23:41" },
  { height:  592568 , difficulty:  62347917 , date:  "2015-08-06 08:23:47" },
  { height:  592569 , difficulty:  62304175 , date:  "2015-08-06 08:29:56" },
  { height:  592570 , difficulty:  62434003 , date:  "2015-08-06 08:30:29" },
  { height:  592571 , difficulty:  62475742 , date:  "2015-08-06 08:30:35" },
  { height:  592572 , difficulty:  62603054 , date:  "2015-08-06 08:30:42" },
  { height:  592573 , difficulty:  62584896 , date:  "2015-08-06 08:40:04" },
  { height:  592574 , difficulty:  62693990 , date:  "2015-08-06 08:54:55" },
  { height:  592575 , difficulty:  62612338 , date:  "2015-08-06 08:54:59" },
  { height:  592576 , difficulty:  62743028 , date:  "2015-08-06 09:12:34" },
  { height:  592577 , difficulty:  62848872 , date:  "2015-08-06 09:17:53" },
  { height:  592578 , difficulty:  62970375 , date:  "2015-08-06 09:17:58" },
  { height:  592579 , difficulty:  63089755 , date:  "2015-08-06 09:24:00" },
  { height:  592580 , difficulty:  63083531 , date:  "2015-08-06 09:24:02" },
  { height:  592581 , difficulty:  63132436 , date:  "2015-08-06 09:24:11" },
  { height:  592582 , difficulty:  63263050 , date:  "2015-08-06 09:27:22" },
  { height:  592583 , difficulty:  63489753 , date:  "2015-08-06 09:31:33" },
  { height:  592584 , difficulty:  62974571 , date:  "2015-08-06 09:31:37" },
  { height:  592585 , difficulty:  63120995 , date:  "2015-08-06 09:31:41" },
  { height:  592586 , difficulty:  63174141 , date:  "2015-08-06 09:39:25" },
  { height:  592587 , difficulty:  63085746 , date:  "2015-08-06 09:45:40" },
  { height:  592588 , difficulty:  62915657 , date:  "2015-08-06 09:45:46" },
  { height:  592589 , difficulty:  62842051 , date:  "2015-08-06 09:51:26" },
  { height:  592590 , difficulty:  62741177 , date:  "2015-08-06 09:51:31" },
  { height:  592591 , difficulty:  62941409 , date:  "2015-08-06 09:52:55" },
  { height:  592592 , difficulty:  62835961 , date:  "2015-08-06 09:54:55" },
  { height:  592593 , difficulty:  62922864 , date:  "2015-08-06 10:05:20" },
  { height:  592594 , difficulty:  63057043 , date:  "2015-08-06 10:05:25" },
  { height:  592595 , difficulty:  63181704 , date:  "2015-08-06 10:11:46" },
  { height:  592596 , difficulty:  62814817 , date:  "2015-08-06 10:14:36" },
  { height:  592597 , difficulty:  63032127 , date:  "2015-08-06 10:16:42" },
  { height:  592598 , difficulty:  62764607 , date:  "2015-08-06 10:17:34" },
  { height:  592599 , difficulty:  62824892 , date:  "2015-08-06 10:21:02" },
  { height:  592600 , difficulty:  62905485 , date:  "2015-08-06 10:35:04" },
  { height:  592601 , difficulty:  63027551 , date:  "2015-08-06 10:35:07" },
  { height:  592602 , difficulty:  63191265 , date:  "2015-08-06 10:37:27" },
  { height:  592603 , difficulty:  63144026 , date:  "2015-08-06 10:39:00" },
  { height:  592604 , difficulty:  63293032 , date:  "2015-08-06 10:39:36" },
  { height:  592605 , difficulty:  63062607 , date:  "2015-08-06 10:39:40" },
  { height:  592606 , difficulty:  63182747 , date:  "2015-08-06 10:44:16" },
  { height:  592607 , difficulty:  62735207 , date:  "2015-08-06 10:44:21" },
  { height:  592608 , difficulty:  62949154 , date:  "2015-08-06 10:46:30" },
  { height:  592609 , difficulty:  62807661 , date:  "2015-08-06 10:54:36" },
  { height:  592610 , difficulty:  62893437 , date:  "2015-08-06 11:05:23" },
  { height:  592611 , difficulty:  63030785 , date:  "2015-08-06 11:13:23" },
  { height:  592612 , difficulty:  63109058 , date:  "2015-08-06 11:16:00" },
  { height:  592613 , difficulty:  63292683 , date:  "2015-08-06 11:17:30" },
  { height:  592614 , difficulty:  63357620 , date:  "2015-08-06 11:20:13" },
  { height:  592615 , difficulty:  63505131 , date:  "2015-08-06 11:33:25" },
  { height:  592616 , difficulty:  63608659 , date:  "2015-08-06 11:33:39" },
  { height:  592617 , difficulty:  63668084 , date:  "2015-08-06 12:04:39" },
  { height:  592618 , difficulty:  63842838 , date:  "2015-08-06 12:11:28" },
  { height:  592619 , difficulty:  63942099 , date:  "2015-08-06 12:13:32" },
  { height:  592620 , difficulty:  64040807 , date:  "2015-08-06 12:24:12" },
  { height:  592621 , difficulty:  64184719 , date:  "2015-08-06 12:35:26" },
  { height:  592622 , difficulty:  64219569 , date:  "2015-08-06 12:35:31" },
  { height:  592623 , difficulty:  64253167 , date:  "2015-08-06 12:44:43" },
  { height:  592624 , difficulty:  64420714 , date:  "2015-08-06 13:06:59" },
  { height:  592625 , difficulty:  64531470 , date:  "2015-08-06 13:07:03" },
  { height:  592626 , difficulty:  64658816 , date:  "2015-08-06 13:13:05" },
  { height:  592627 , difficulty:  64657798 , date:  "2015-08-06 13:13:09" },
  { height:  592628 , difficulty:  64181218 , date:  "2015-08-06 13:15:26" },
  { height:  592629 , difficulty:  64352836 , date:  "2015-08-06 13:15:30" },
  { height:  592630 , difficulty:  64060856 , date:  "2015-08-06 13:19:04" },
  { height:  592631 , difficulty:  64294390 , date:  "2015-08-06 13:25:33" },
  { height:  592632 , difficulty:  64364001 , date:  "2015-08-06 13:25:40" },
  { height:  592633 , difficulty:  64467480 , date:  "2015-08-06 13:28:49" },
  { height:  592634 , difficulty:  64566612 , date:  "2015-08-06 13:29:02" },
  { height:  592635 , difficulty:  64647135 , date:  "2015-08-06 13:29:20" },
  { height:  592636 , difficulty:  64648119 , date:  "2015-08-06 13:29:23" },
  { height:  592637 , difficulty:  64963451 , date:  "2015-08-06 13:36:52" },
  { height:  592638 , difficulty:  64725328 , date:  "2015-08-06 13:40:36" },
  { height:  592639 , difficulty:  64831460 , date:  "2015-08-06 13:41:15" },
  { height:  592640 , difficulty:  64947983 , date:  "2015-08-06 13:47:57" },
  { height:  592641 , difficulty:  64777297 , date:  "2015-08-06 13:57:24" },
  { height:  592642 , difficulty:  64778018 , date:  "2015-08-06 14:05:21" },
  { height:  592643 , difficulty:  64870753 , date:  "2015-08-06 14:11:13" },
  { height:  592644 , difficulty:  65006007 , date:  "2015-08-06 14:11:17" },
  { height:  592645 , difficulty:  64942218 , date:  "2015-08-06 14:37:40" },
  { height:  592646 , difficulty:  65041702 , date:  "2015-08-06 14:45:20" },
  { height:  592647 , difficulty:  65231704 , date:  "2015-08-06 14:45:26" },
  { height:  592648 , difficulty:  65375094 , date:  "2015-08-06 14:57:45" },
  { height:  592649 , difficulty:  65188801 , date:  "2015-08-06 14:57:50" },
  { height:  592650 , difficulty:  64832375 , date:  "2015-08-06 14:58:20" },
  { height:  592651 , difficulty:  64973487 , date:  "2015-08-06 15:02:19" },
  { height:  592652 , difficulty:  64585245 , date:  "2015-08-06 15:08:22" },
  { height:  592653 , difficulty:  64612307 , date:  "2015-08-06 15:13:20" },
  { height:  592654 , difficulty:  64725390 , date:  "2015-08-06 15:13:21" },
  { height:  592655 , difficulty:  64784869 , date:  "2015-08-06 15:33:18" },
  { height:  592656 , difficulty:  64906068 , date:  "2015-08-06 15:35:56" },
  { height:  592657 , difficulty:  65142044 , date:  "2015-08-06 15:43:34" },
  { height:  592658 , difficulty:  65156495 , date:  "2015-08-06 15:47:06" },
  { height:  592659 , difficulty:  65136976 , date:  "2015-08-06 15:50:54" },
  { height:  592660 , difficulty:  65256887 , date:  "2015-08-06 15:51:01" },
  { height:  592661 , difficulty:  65427158 , date:  "2015-08-06 15:54:44" },
  { height:  592662 , difficulty:  65306757 , date:  "2015-08-06 15:54:49" },
  { height:  592663 , difficulty:  65262439 , date:  "2015-08-06 16:09:25" },
  { height:  592664 , difficulty:  65399102 , date:  "2015-08-06 16:20:28" },
  { height:  592665 , difficulty:  65340978 , date:  "2015-08-06 16:24:23" },
  { height:  592666 , difficulty:  65467030 , date:  "2015-08-06 16:27:04" },
  { height:  592667 , difficulty:  65553329 , date:  "2015-08-06 16:27:09" },
  { height:  592668 , difficulty:  65612877 , date:  "2015-08-06 16:29:40" },
  { height:  592669 , difficulty:  65450846 , date:  "2015-08-06 16:32:30" },
  { height:  592670 , difficulty:  65587526 , date:  "2015-08-06 16:36:38" },
  { height:  592671 , difficulty:  65523767 , date:  "2015-08-06 16:40:38" },
  { height:  592672 , difficulty:  65643386 , date:  "2015-08-06 16:41:05" },
  { height:  592673 , difficulty:  65821090 , date:  "2015-08-06 16:42:53" },
  { height:  592674 , difficulty:  65902783 , date:  "2015-08-06 16:42:54" },
  { height:  592675 , difficulty:  65958169 , date:  "2015-08-06 16:44:04" },
  { height:  592676 , difficulty:  65596931 , date:  "2015-08-06 16:50:20" },
  { height:  592677 , difficulty:  65860606 , date:  "2015-08-06 16:50:22" },
  { height:  592678 , difficulty:  65807114 , date:  "2015-08-06 16:55:30" },
  { height:  592679 , difficulty:  66131420 , date:  "2015-08-06 16:55:30" },
  { height:  592680 , difficulty:  66219672 , date:  "2015-08-06 17:10:17" },
  { height:  592681 , difficulty:  66449598 , date:  "2015-08-06 17:10:22" },
  { height:  592682 , difficulty:  66551991 , date:  "2015-08-06 17:11:16" },
  { height:  592683 , difficulty:  66690286 , date:  "2015-08-06 17:16:14" },
  { height:  592684 , difficulty:  67103707 , date:  "2015-08-06 17:17:47" },
  { height:  592685 , difficulty:  66914786 , date:  "2015-08-06 17:17:48" },
  { height:  592686 , difficulty:  66605576 , date:  "2015-08-06 17:18:17" },
  { height:  592687 , difficulty:  66381706 , date:  "2015-08-06 17:18:30" },
  { height:  592688 , difficulty:  66765114 , date:  "2015-08-06 17:22:48" },
  { height:  592689 , difficulty:  66789212 , date:  "2015-08-06 17:26:33" },
  { height:  592690 , difficulty:  66818164 , date:  "2015-08-06 17:26:38" },
  { height:  592691 , difficulty:  66652385 , date:  "2015-08-06 17:31:08" },
  { height:  592692 , difficulty:  66815098 , date:  "2015-08-06 17:31:13" },
  { height:  592693 , difficulty:  65901420 , date:  "2015-08-06 17:33:03" },
  { height:  592694 , difficulty:  65739270 , date:  "2015-08-06 17:54:45" },
  { height:  592695 , difficulty:  65698906 , date:  "2015-08-06 17:54:47" },
  { height:  592696 , difficulty:  65396149 , date:  "2015-08-06 18:00:18" },
  { height:  592697 , difficulty:  65404200 , date:  "2015-08-06 18:00:26" },
  { height:  592698 , difficulty:  65640096 , date:  "2015-08-06 18:06:03" },
  { height:  592699 , difficulty:  65396305 , date:  "2015-08-06 18:06:19" },
  { height:  592700 , difficulty:  64739986 , date:  "2015-08-06 18:24:50" },
  { height:  592701 , difficulty:  65070307 , date:  "2015-08-06 18:27:10" },
  { height:  592702 , difficulty:  65029739 , date:  "2015-08-06 18:28:26" },
  { height:  592703 , difficulty:  65119170 , date:  "2015-08-06 18:28:28" },
  { height:  592704 , difficulty:  65196035 , date:  "2015-08-06 18:43:31" },
  { height:  592705 , difficulty:  65328263 , date:  "2015-08-06 18:46:43" },
  { height:  592706 , difficulty:  65285186 , date:  "2015-08-06 18:46:48" },
  { height:  592707 , difficulty:  65120743 , date:  "2015-08-06 18:47:00" },
  { height:  592708 , difficulty:  65226804 , date:  "2015-08-06 18:51:49" },
  { height:  592709 , difficulty:  65201749 , date:  "2015-08-06 18:55:43" },
  { height:  592710 , difficulty:  65222667 , date:  "2015-08-06 19:17:17" },
  { height:  592711 , difficulty:  65602922 , date:  "2015-08-06 19:19:26" },
  { height:  592712 , difficulty:  65630538 , date:  "2015-08-06 19:19:32" },
  { height:  592713 , difficulty:  65503217 , date:  "2015-08-06 19:30:07" },
  { height:  592714 , difficulty:  65442732 , date:  "2015-08-06 19:35:59" },
  { height:  592715 , difficulty:  65539859 , date:  "2015-08-06 19:36:24" },
  { height:  592716 , difficulty:  65577667 , date:  "2015-08-06 19:50:57" },
  { height:  592717 , difficulty:  65503783 , date:  "2015-08-06 19:51:02" },
  { height:  592718 , difficulty:  65290996 , date:  "2015-08-06 19:53:08" },
  { height:  592719 , difficulty:  65352130 , date:  "2015-08-06 20:06:25" },
  { height:  592720 , difficulty:  65508766 , date:  "2015-08-06 20:06:25" },
  { height:  592721 , difficulty:  64736044 , date:  "2015-08-06 20:07:12" },
  { height:  592722 , difficulty:  64764071 , date:  "2015-08-06 20:16:58" },
  { height:  592723 , difficulty:  64965709 , date:  "2015-08-06 20:17:00" },
  { height:  592724 , difficulty:  64709805 , date:  "2015-08-06 20:28:12" },
  { height:  592725 , difficulty:  64912721 , date:  "2015-08-06 20:28:13" },
  { height:  592726 , difficulty:  65327947 , date:  "2015-08-06 20:28:30" },
  { height:  592727 , difficulty:  65337938 , date:  "2015-08-06 20:35:01" },
  { height:  592728 , difficulty:  65188004 , date:  "2015-08-06 20:35:04" },
  { height:  592729 , difficulty:  65405632 , date:  "2015-08-06 20:48:58" },
  { height:  592730 , difficulty:  65463759 , date:  "2015-08-06 20:59:02" },
  { height:  592731 , difficulty:  64943724 , date:  "2015-08-06 20:59:05" },
  { height:  592732 , difficulty:  65082500 , date:  "2015-08-06 21:11:36" },
  { height:  592733 , difficulty:  64888410 , date:  "2015-08-06 21:16:21" },
  { height:  592734 , difficulty:  64906804 , date:  "2015-08-06 21:16:33" },
  { height:  592735 , difficulty:  65160576 , date:  "2015-08-06 21:17:11" },
  { height:  592736 , difficulty:  65197571 , date:  "2015-08-06 21:17:18" },
  { height:  592737 , difficulty:  65334991 , date:  "2015-08-06 21:19:44" },
  { height:  592738 , difficulty:  65768215 , date:  "2015-08-06 21:20:43" },
  { height:  592739 , difficulty:  65368502 , date:  "2015-08-06 21:24:21" },
  { height:  592740 , difficulty:  65070732 , date:  "2015-08-06 21:54:24" },
  { height:  592741 , difficulty:  65189363 , date:  "2015-08-06 21:55:47" },
  { height:  592742 , difficulty:  65188145 , date:  "2015-08-06 21:55:50" },
  { height:  592743 , difficulty:  65245170 , date:  "2015-08-06 22:01:52" },
  { height:  592744 , difficulty:  65206143 , date:  "2015-08-06 22:20:10" },
  { height:  592745 , difficulty:  65213358 , date:  "2015-08-06 22:20:13" },
  { height:  592746 , difficulty:  65125696 , date:  "2015-08-06 22:24:33" },
  { height:  592747 , difficulty:  65180164 , date:  "2015-08-06 22:24:34" },
  { height:  592748 , difficulty:  65238554 , date:  "2015-08-06 22:34:16" },
  { height:  592749 , difficulty:  65242207 , date:  "2015-08-06 22:34:20" },
  { height:  592750 , difficulty:  65317957 , date:  "2015-08-06 22:47:07" },
  { height:  592751 , difficulty:  65320503 , date:  "2015-08-06 22:47:12" },
  { height:  592752 , difficulty:  65187818 , date:  "2015-08-06 22:48:55" },
  { height:  592753 , difficulty:  65336696 , date:  "2015-08-06 22:52:17" },
  { height:  592754 , difficulty:  65220010 , date:  "2015-08-06 22:55:36" },
  { height:  592755 , difficulty:  65297357 , date:  "2015-08-06 22:55:40" },
  { height:  592756 , difficulty:  64969543 , date:  "2015-08-06 22:59:37" },
  { height:  592757 , difficulty:  65044887 , date:  "2015-08-06 23:03:16" },
  { height:  592758 , difficulty:  65101674 , date:  "2015-08-06 23:03:17" },
  { height:  592759 , difficulty:  65023593 , date:  "2015-08-06 23:07:48" },
  { height:  592760 , difficulty:  65031235 , date:  "2015-08-06 23:07:53" },
  { height:  592761 , difficulty:  65103279 , date:  "2015-08-06 23:20:09" },
  { height:  592762 , difficulty:  65129697 , date:  "2015-08-06 23:20:13" },
  { height:  592763 , difficulty:  65243560 , date:  "2015-08-06 23:35:52" },
  { height:  592764 , difficulty:  65152131 , date:  "2015-08-06 23:35:55" },
  { height:  592765 , difficulty:  65300243 , date:  "2015-08-06 23:38:40" },
  { height:  592766 , difficulty:  65337114 , date:  "2015-08-06 23:57:19" },
  { height:  592767 , difficulty:  65334909 , date:  "2015-08-06 23:59:13" },
  { height:  592768 , difficulty:  65379574 , date:  "2015-08-07 00:01:13" },
  { height:  592769 , difficulty:  65370192 , date:  "2015-08-07 00:01:15" },
  { height:  592770 , difficulty:  64762095 , date:  "2015-08-07 00:19:55" },
  { height:  592771 , difficulty:  64909311 , date:  "2015-08-07 00:21:10" },
  { height:  592772 , difficulty:  64776924 , date:  "2015-08-07 00:23:48" },
  { height:  592773 , difficulty:  64857700 , date:  "2015-08-07 00:31:48" },
  { height:  592774 , difficulty:  64962781 , date:  "2015-08-07 00:32:10" },
  { height:  592775 , difficulty:  65061193 , date:  "2015-08-07 00:44:29" },
  { height:  592776 , difficulty:  64546858 , date:  "2015-08-07 00:46:37" },
  { height:  592777 , difficulty:  64580737 , date:  "2015-08-07 00:49:04" },
  { height:  592778 , difficulty:  64726052 , date:  "2015-08-07 00:49:28" },
  { height:  592779 , difficulty:  64759255 , date:  "2015-08-07 00:53:36" },
  { height:  592780 , difficulty:  64509266 , date:  "2015-08-07 00:53:37" },
  { height:  592781 , difficulty:  64538615 , date:  "2015-08-07 00:55:50" },
  { height:  592782 , difficulty:  64595960 , date:  "2015-08-07 00:59:16" },
  { height:  592783 , difficulty:  64616517 , date:  "2015-08-07 01:00:44" },
  { height:  592784 , difficulty:  64548018 , date:  "2015-08-07 01:04:15" },
  { height:  592785 , difficulty:  64460990 , date:  "2015-08-07 01:04:17" },
  { height:  592786 , difficulty:  63893965 , date:  "2015-08-07 01:13:27" },
  { height:  592787 , difficulty:  63859998 , date:  "2015-08-07 01:13:41" },
  { height:  592788 , difficulty:  64121191 , date:  "2015-08-07 01:13:46" },
  { height:  592789 , difficulty:  63847351 , date:  "2015-08-07 01:13:56" },
  { height:  592790 , difficulty:  63752215 , date:  "2015-08-07 01:19:57" },
  { height:  592791 , difficulty:  63794503 , date:  "2015-08-07 01:23:31" },
  { height:  592792 , difficulty:  63616007 , date:  "2015-08-07 01:23:34" },
  { height:  592793 , difficulty:  63639700 , date:  "2015-08-07 01:30:24" },
  { height:  592794 , difficulty:  63830983 , date:  "2015-08-07 01:30:27" },
  { height:  592795 , difficulty:  63483190 , date:  "2015-08-07 01:32:08" },
  { height:  592796 , difficulty:  63577134 , date:  "2015-08-07 01:32:27" },
  { height:  592797 , difficulty:  63593701 , date:  "2015-08-07 01:42:31" },
  { height:  592798 , difficulty:  63346312 , date:  "2015-08-07 01:42:33" },
  { height:  592799 , difficulty:  63413720 , date:  "2015-08-07 01:58:44" },
  { height:  592800 , difficulty:  63368404 , date:  "2015-08-07 02:12:22" },
  { height:  592801 , difficulty:  63392098 , date:  "2015-08-07 02:12:24" },
  { height:  592802 , difficulty:  63510704 , date:  "2015-08-07 02:19:02" },
  { height:  592803 , difficulty:  63397915 , date:  "2015-08-07 02:19:05" },
  { height:  592804 , difficulty:  63453047 , date:  "2015-08-07 02:19:10" },
  { height:  592805 , difficulty:  63117499 , date:  "2015-08-07 02:20:30" },
  { height:  592806 , difficulty:  62871683 , date:  "2015-08-07 02:30:18" },
  { height:  592807 , difficulty:  62894221 , date:  "2015-08-07 02:30:20" },
  { height:  592808 , difficulty:  62829154 , date:  "2015-08-07 02:31:44" },
  { height:  592809 , difficulty:  62900928 , date:  "2015-08-07 02:39:15" },
  { height:  592810 , difficulty:  62919031 , date:  "2015-08-07 02:40:03" },
  { height:  592811 , difficulty:  62970167 , date:  "2015-08-07 02:40:07" },
  { height:  592812 , difficulty:  63038269 , date:  "2015-08-07 02:43:06" },
  { height:  592813 , difficulty:  62995835 , date:  "2015-08-07 02:47:50" },
  { height:  592814 , difficulty:  63174345 , date:  "2015-08-07 02:47:52" },
  { height:  592815 , difficulty:  63111207 , date:  "2015-08-07 02:57:40" },
  { height:  592816 , difficulty:  62490891 , date:  "2015-08-07 02:57:45" },
  { height:  592817 , difficulty:  62509893 , date:  "2015-08-07 02:57:55" },
  { height:  592818 , difficulty:  62726666 , date:  "2015-08-07 03:01:10" },
  { height:  592819 , difficulty:  62588952 , date:  "2015-08-07 03:01:12" },
  { height:  592820 , difficulty:  62168154 , date:  "2015-08-07 03:08:26" },
  { height:  592821 , difficulty:  62293683 , date:  "2015-08-07 03:20:37" },
  { height:  592822 , difficulty:  62201238 , date:  "2015-08-07 03:20:39" },
  { height:  592823 , difficulty:  62346056 , date:  "2015-08-07 03:25:11" },
  { height:  592824 , difficulty:  62112203 , date:  "2015-08-07 03:30:19" },
  { height:  592825 , difficulty:  62132346 , date:  "2015-08-07 03:32:48" },
  { height:  592826 , difficulty:  61957201 , date:  "2015-08-07 03:40:39" },
  { height:  592827 , difficulty:  61978939 , date:  "2015-08-07 03:40:42" },
  { height:  592828 , difficulty:  61967767 , date:  "2015-08-07 03:43:31" },
  { height:  592829 , difficulty:  61954299 , date:  "2015-08-07 03:49:12" },
  { height:  592830 , difficulty:  61923214 , date:  "2015-08-07 03:54:38" },
  { height:  592831 , difficulty:  62011957 , date:  "2015-08-07 03:55:30" },
  { height:  592832 , difficulty:  62018421 , date:  "2015-08-07 03:55:31" },
  { height:  592833 , difficulty:  61999673 , date:  "2015-08-07 04:04:53" },
  { height:  592834 , difficulty:  62028526 , date:  "2015-08-07 04:06:00" },
  { height:  592835 , difficulty:  61930927 , date:  "2015-08-07 04:07:50" },
  { height:  592836 , difficulty:  61983458 , date:  "2015-08-07 04:10:16" },
  { height:  592837 , difficulty:  61682922 , date:  "2015-08-07 04:18:31" },
  { height:  592838 , difficulty:  61719416 , date:  "2015-08-07 04:22:52" },
  { height:  592839 , difficulty:  61549073 , date:  "2015-08-07 04:24:03" },
  { height:  592840 , difficulty:  61572528 , date:  "2015-08-07 04:24:32" },
  { height:  592841 , difficulty:  61598840 , date:  "2015-08-07 04:28:02" },
  { height:  592842 , difficulty:  61164145 , date:  "2015-08-07 04:46:09" },
  { height:  592843 , difficulty:  61320062 , date:  "2015-08-07 04:49:57" },
  { height:  592844 , difficulty:  61287762 , date:  "2015-08-07 04:50:05" },
  { height:  592845 , difficulty:  61334092 , date:  "2015-08-07 04:51:29" },
  { height:  592846 , difficulty:  61132643 , date:  "2015-08-07 04:53:07" },
  { height:  592847 , difficulty:  61223034 , date:  "2015-08-07 04:54:02" },
  { height:  592848 , difficulty:  61222583 , date:  "2015-08-07 05:02:46" },
  { height:  592849 , difficulty:  61126606 , date:  "2015-08-07 05:02:52" },
  { height:  592850 , difficulty:  61587673 , date:  "2015-08-07 05:04:52" },
  { height:  592851 , difficulty:  61290498 , date:  "2015-08-07 05:06:39" },
  { height:  592852 , difficulty:  61315442 , date:  "2015-08-07 05:06:56" },
  { height:  592853 , difficulty:  61268723 , date:  "2015-08-07 05:11:00" },
  { height:  592854 , difficulty:  61344583 , date:  "2015-08-07 05:11:07" },
  { height:  592855 , difficulty:  61393023 , date:  "2015-08-07 05:21:35" },
  { height:  592856 , difficulty:  61428518 , date:  "2015-08-07 05:29:12" },
  { height:  592857 , difficulty:  61792079 , date:  "2015-08-07 05:29:14" },
  { height:  592858 , difficulty:  61717967 , date:  "2015-08-07 05:33:45" },
  { height:  592859 , difficulty:  61872465 , date:  "2015-08-07 05:36:06" },
  { height:  592860 , difficulty:  61802269 , date:  "2015-08-07 05:36:15" },
  { height:  592861 , difficulty:  61819765 , date:  "2015-08-07 05:36:35" },
  { height:  592862 , difficulty:  61602539 , date:  "2015-08-07 05:42:29" },
  { height:  592863 , difficulty:  61680603 , date:  "2015-08-07 05:46:43" },
  { height:  592864 , difficulty:  61691834 , date:  "2015-08-07 05:46:47" },
  { height:  592865 , difficulty:  61699253 , date:  "2015-08-07 05:52:46" },
  { height:  592866 , difficulty:  61595146 , date:  "2015-08-07 05:56:50" },
  { height:  592867 , difficulty:  61513064 , date:  "2015-08-07 06:01:22" },
  { height:  592868 , difficulty:  61664722 , date:  "2015-08-07 06:04:15" },
  { height:  592869 , difficulty:  61552324 , date:  "2015-08-07 06:12:54" },
  { height:  592870 , difficulty:  61648688 , date:  "2015-08-07 06:12:59" },
  { height:  592871 , difficulty:  61675617 , date:  "2015-08-07 06:13:50" },
  { height:  592872 , difficulty:  61676598 , date:  "2015-08-07 06:15:08" },
  { height:  592873 , difficulty:  61730664 , date:  "2015-08-07 06:22:28" },
  { height:  592874 , difficulty:  62328979 , date:  "2015-08-07 06:30:37" },
  { height:  592875 , difficulty:  62031681 , date:  "2015-08-07 06:30:38" },
  { height:  592876 , difficulty:  61688685 , date:  "2015-08-07 06:36:28" },
  { height:  592877 , difficulty:  61879978 , date:  "2015-08-07 06:36:56" },
  { height:  592878 , difficulty:  61835374 , date:  "2015-08-07 06:48:12" },
  { height:  592879 , difficulty:  61841401 , date:  "2015-08-07 06:57:32" },
  { height:  592880 , difficulty:  61866682 , date:  "2015-08-07 06:59:08" },
  { height:  592881 , difficulty:  61870452 , date:  "2015-08-07 07:11:29" },
  { height:  592882 , difficulty:  61652396 , date:  "2015-08-07 07:11:31" },
  { height:  592883 , difficulty:  61809001 , date:  "2015-08-07 07:14:42" },
  { height:  592884 , difficulty:  61801609 , date:  "2015-08-07 07:30:29" },
  { height:  592885 , difficulty:  61616422 , date:  "2015-08-07 07:36:44" },
  { height:  592886 , difficulty:  61620160 , date:  "2015-08-07 07:43:37" },
  { height:  592887 , difficulty:  61833032 , date:  "2015-08-07 07:43:43" },
  { height:  592888 , difficulty:  61763940 , date:  "2015-08-07 07:55:51" },
  { height:  592889 , difficulty:  61677921 , date:  "2015-08-07 07:59:50" },
  { height:  592890 , difficulty:  61837506 , date:  "2015-08-07 08:05:48" },
  { height:  592891 , difficulty:  61591408 , date:  "2015-08-07 08:08:14" },
  { height:  592892 , difficulty:  61746429 , date:  "2015-08-07 08:09:47" },
  { height:  592893 , difficulty:  61802557 , date:  "2015-08-07 08:10:43" },
  { height:  592894 , difficulty:  61725528 , date:  "2015-08-07 08:15:22" },
  { height:  592895 , difficulty:  61748920 , date:  "2015-08-07 08:19:40" },
  { height:  592896 , difficulty:  61719533 , date:  "2015-08-07 08:25:58" },
  { height:  592897 , difficulty:  61591578 , date:  "2015-08-07 08:26:36" },
  { height:  592898 , difficulty:  61595937 , date:  "2015-08-07 08:26:41" },
  { height:  592899 , difficulty:  61545992 , date:  "2015-08-07 08:29:09" },
  { height:  592900 , difficulty:  61421095 , date:  "2015-08-07 08:40:22" },
  { height:  592901 , difficulty:  61421365 , date:  "2015-08-07 08:41:30" },
  { height:  592902 , difficulty:  61227749 , date:  "2015-08-07 08:51:11" },
  { height:  592903 , difficulty:  61409276 , date:  "2015-08-07 08:51:13" },
  { height:  592904 , difficulty:  61400524 , date:  "2015-08-07 08:52:11" },
  { height:  592905 , difficulty:  61346329 , date:  "2015-08-07 08:55:07" },
  { height:  592906 , difficulty:  61212700 , date:  "2015-08-07 08:57:23" },
  { height:  592907 , difficulty:  61208523 , date:  "2015-08-07 08:58:57" },
  { height:  592908 , difficulty:  61320167 , date:  "2015-08-07 09:00:22" },
  { height:  592909 , difficulty:  61266372 , date:  "2015-08-07 09:17:55" },
  { height:  592910 , difficulty:  61266422 , date:  "2015-08-07 09:18:01" },
  { height:  592911 , difficulty:  61342223 , date:  "2015-08-07 09:21:31" },
  { height:  592912 , difficulty:  61393072 , date:  "2015-08-07 09:21:33" },
  { height:  592913 , difficulty:  61208780 , date:  "2015-08-07 09:35:20" },
  { height:  592914 , difficulty:  61164097 , date:  "2015-08-07 09:43:03" },
  { height:  592915 , difficulty:  61280388 , date:  "2015-08-07 09:51:06" },
  { height:  592916 , difficulty:  61272068 , date:  "2015-08-07 10:15:24" },
  { height:  592917 , difficulty:  61300235 , date:  "2015-08-07 10:19:01" },
  { height:  592918 , difficulty:  60893430 , date:  "2015-08-07 10:19:54" },
  { height:  592919 , difficulty:  60825226 , date:  "2015-08-07 10:22:17" },
  { height:  592920 , difficulty:  60999465 , date:  "2015-08-07 10:23:49" },
  { height:  592921 , difficulty:  61077912 , date:  "2015-08-07 10:29:33" },
  { height:  592922 , difficulty:  61280986 , date:  "2015-08-07 10:29:52" },
  { height:  592923 , difficulty:  61259842 , date:  "2015-08-07 10:31:23" },
  { height:  592924 , difficulty:  61262763 , date:  "2015-08-07 10:35:37" },
  { height:  592925 , difficulty:  61262038 , date:  "2015-08-07 10:35:44" },
  { height:  592926 , difficulty:  61216946 , date:  "2015-08-07 10:39:15" },
  { height:  592927 , difficulty:  61336718 , date:  "2015-08-07 10:42:02" },
  { height:  592928 , difficulty:  61384538 , date:  "2015-08-07 10:42:03" },
  { height:  592929 , difficulty:  61285563 , date:  "2015-08-07 10:47:17" },
  { height:  592930 , difficulty:  61358947 , date:  "2015-08-07 10:49:18" },
  { height:  592931 , difficulty:  61153936 , date:  "2015-08-07 10:51:08" },
  { height:  592932 , difficulty:  61036453 , date:  "2015-08-07 11:14:30" },
  { height:  592933 , difficulty:  61041546 , date:  "2015-08-07 11:21:18" },
  { height:  592934 , difficulty:  60966321 , date:  "2015-08-07 11:21:24" },
  { height:  592935 , difficulty:  61165089 , date:  "2015-08-07 11:26:21" },
  { height:  592936 , difficulty:  61166412 , date:  "2015-08-07 11:26:23" },
  { height:  592937 , difficulty:  61367386 , date:  "2015-08-07 11:32:02" },
  { height:  592938 , difficulty:  61432447 , date:  "2015-08-07 11:32:09" },
  { height:  592939 , difficulty:  61330332 , date:  "2015-08-07 11:33:19" },
  { height:  592940 , difficulty:  61478819 , date:  "2015-08-07 11:35:40" },
  { height:  592941 , difficulty:  61526379 , date:  "2015-08-07 11:48:47" },
  { height:  592942 , difficulty:  61426244 , date:  "2015-08-07 11:48:49" },
  { height:  592943 , difficulty:  61394237 , date:  "2015-08-07 11:51:51" },
  { height:  592944 , difficulty:  61333975 , date:  "2015-08-07 11:57:14" },
  { height:  592945 , difficulty:  61145111 , date:  "2015-08-07 11:59:08" },
  { height:  592946 , difficulty:  61276016 , date:  "2015-08-07 12:13:09" },
  { height:  592947 , difficulty:  61292434 , date:  "2015-08-07 12:13:11" },
  { height:  592948 , difficulty:  61458716 , date:  "2015-08-07 12:18:20" },
  { height:  592949 , difficulty:  61389111 , date:  "2015-08-07 12:23:06" },
  { height:  592950 , difficulty:  61190981 , date:  "2015-08-07 12:26:11" },
  { height:  592951 , difficulty:  61441147 , date:  "2015-08-07 12:26:15" },
  { height:  592952 , difficulty:  61299214 , date:  "2015-08-07 13:06:53" },
  { height:  592953 , difficulty:  61320532 , date:  "2015-08-07 13:06:58" },
  { height:  592954 , difficulty:  61172097 , date:  "2015-08-07 13:09:58" },
  { height:  592955 , difficulty:  61090321 , date:  "2015-08-07 13:14:26" },
  { height:  592956 , difficulty:  61057260 , date:  "2015-08-07 13:21:15" },
  { height:  592957 , difficulty:  61025849 , date:  "2015-08-07 13:22:47" },
  { height:  592958 , difficulty:  61270661 , date:  "2015-08-07 13:34:40" },
  { height:  592959 , difficulty:  61226897 , date:  "2015-08-07 13:44:15" },
  { height:  592960 , difficulty:  60888043 , date:  "2015-08-07 13:45:33" },
  { height:  592961 , difficulty:  60883698 , date:  "2015-08-07 13:48:32" },
  { height:  592962 , difficulty:  60836769 , date:  "2015-08-07 13:54:02" },
  { height:  592963 , difficulty:  60839841 , date:  "2015-08-07 14:04:11" },
  { height:  592964 , difficulty:  60595904 , date:  "2015-08-07 14:05:02" },
  { height:  592965 , difficulty:  60556023 , date:  "2015-08-07 14:07:27" },
  { height:  592966 , difficulty:  60473995 , date:  "2015-08-07 14:20:53" },
  { height:  592967 , difficulty:  60420266 , date:  "2015-08-07 14:29:02" },
  { height:  592968 , difficulty:  60520215 , date:  "2015-08-07 14:32:40" },
  { height:  592969 , difficulty:  60502428 , date:  "2015-08-07 14:34:16" },
  { height:  592970 , difficulty:  60556314 , date:  "2015-08-07 14:36:12" },
  { height:  592971 , difficulty:  60488006 , date:  "2015-08-07 14:39:10" },
  { height:  592972 , difficulty:  60387352 , date:  "2015-08-07 14:39:22" },
  { height:  592973 , difficulty:  60624774 , date:  "2015-08-07 14:46:24" },
  { height:  592974 , difficulty:  60629128 , date:  "2015-08-07 14:48:08" },
  { height:  592975 , difficulty:  60691540 , date:  "2015-08-07 14:50:51" },
  { height:  592976 , difficulty:  60497567 , date:  "2015-08-07 14:51:36" },
  { height:  592977 , difficulty:  60475026 , date:  "2015-08-07 14:51:54" },
  { height:  592978 , difficulty:  60252283 , date:  "2015-08-07 14:57:50" },
  { height:  592979 , difficulty:  60401153 , date:  "2015-08-07 15:00:01" },
  { height:  592980 , difficulty:  60596607 , date:  "2015-08-07 15:08:48" },
  { height:  592981 , difficulty:  60568699 , date:  "2015-08-07 15:09:32" },
  { height:  592982 , difficulty:  60686155 , date:  "2015-08-07 15:12:30" },
  { height:  592983 , difficulty:  60666551 , date:  "2015-08-07 15:13:27" },
  { height:  592984 , difficulty:  60637475 , date:  "2015-08-07 15:19:48" },
  { height:  592985 , difficulty:  60501246 , date:  "2015-08-07 15:21:42" },
  { height:  592986 , difficulty:  60504836 , date:  "2015-08-07 15:26:53" },
  { height:  592987 , difficulty:  60523808 , date:  "2015-08-07 15:29:47" },
  { height:  592988 , difficulty:  60605209 , date:  "2015-08-07 15:37:18" },
  { height:  592989 , difficulty:  60351850 , date:  "2015-08-07 15:40:33" },
  { height:  592990 , difficulty:  60169725 , date:  "2015-08-07 15:45:39" },
  { height:  592991 , difficulty:  60169216 , date:  "2015-08-07 15:49:31" },
  { height:  592992 , difficulty:  59630534 , date:  "2015-08-07 15:50:58" },
  { height:  592993 , difficulty:  59636993 , date:  "2015-08-07 16:04:10" },
  { height:  592994 , difficulty:  59621290 , date:  "2015-08-07 16:13:08" },
  { height:  592995 , difficulty:  59727141 , date:  "2015-08-07 16:13:56" },
  { height:  592996 , difficulty:  59777494 , date:  "2015-08-07 16:17:01" },
  { height:  592997 , difficulty:  59645807 , date:  "2015-08-07 16:22:15" },
  { height:  592998 , difficulty:  59661223 , date:  "2015-08-07 16:23:50" },
  { height:  592999 , difficulty:  59677711 , date:  "2015-08-07 16:27:04" },
  { height:  593000 , difficulty:  59919556 , date:  "2015-08-07 16:29:22" },
  { height:  593001 , difficulty:  59933312 , date:  "2015-08-07 16:36:38" },
  { height:  593002 , difficulty:  59863068 , date:  "2015-08-07 16:44:11" },
  { height:  593003 , difficulty:  59975420 , date:  "2015-08-07 16:45:22" },
  { height:  593004 , difficulty:  60029370 , date:  "2015-08-07 16:51:43" },
  { height:  593005 , difficulty:  60017777 , date:  "2015-08-07 16:54:33" },
  { height:  593006 , difficulty:  60081134 , date:  "2015-08-07 17:00:33" },
  { height:  593007 , difficulty:  60042051 , date:  "2015-08-07 17:04:49" },
  { height:  593008 , difficulty:  59573062 , date:  "2015-08-07 17:20:21" },
  { height:  593009 , difficulty:  59582030 , date:  "2015-08-07 17:20:32" },
  { height:  593010 , difficulty:  59656532 , date:  "2015-08-07 17:48:20" },
  { height:  593011 , difficulty:  59544116 , date:  "2015-08-07 17:51:50" },
  { height:  593012 , difficulty:  59605257 , date:  "2015-08-07 17:59:44" },
  { height:  593013 , difficulty:  59487019 , date:  "2015-08-07 17:59:47" },
  { height:  593014 , difficulty:  59491981 , date:  "2015-08-07 18:03:10" },
  { height:  593015 , difficulty:  59488753 , date:  "2015-08-07 18:07:06" },
  { height:  593016 , difficulty:  59945641 , date:  "2015-08-07 18:09:44" },
  { height:  593017 , difficulty:  59638776 , date:  "2015-08-07 18:11:30" },
  { height:  593018 , difficulty:  59707263 , date:  "2015-08-07 18:19:48" },
  { height:  593019 , difficulty:  59655384 , date:  "2015-08-07 18:21:46" },
  { height:  593020 , difficulty:  59673035 , date:  "2015-08-07 18:34:03" },
  { height:  593021 , difficulty:  59868299 , date:  "2015-08-07 18:34:04" },
  { height:  593022 , difficulty:  59540468 , date:  "2015-08-07 18:38:22" },
  { height:  593023 , difficulty:  59617965 , date:  "2015-08-07 18:38:25" },
  { height:  593024 , difficulty:  59504547 , date:  "2015-08-07 18:39:42" },
  { height:  593025 , difficulty:  59459241 , date:  "2015-08-07 18:39:48" },
  { height:  593026 , difficulty:  59445604 , date:  "2015-08-07 18:42:12" },
  { height:  593027 , difficulty:  59503989 , date:  "2015-08-07 18:50:25" },
  { height:  593028 , difficulty:  58584258 , date:  "2015-08-07 18:54:35" },
  { height:  593029 , difficulty:  58591698 , date:  "2015-08-07 18:58:54" },
  { height:  593030 , difficulty:  58656041 , date:  "2015-08-07 19:10:51" },
  { height:  593031 , difficulty:  58626225 , date:  "2015-08-07 19:15:12" },
  { height:  593032 , difficulty:  58477755 , date:  "2015-08-07 19:18:18" },
  { height:  593033 , difficulty:  58723451 , date:  "2015-08-07 19:23:26" },
  { height:  593034 , difficulty:  58484806 , date:  "2015-08-07 19:23:31" },
  { height:  593035 , difficulty:  58361568 , date:  "2015-08-07 19:24:56" },
  { height:  593036 , difficulty:  58340281 , date:  "2015-08-07 19:30:33" },
  { height:  593037 , difficulty:  58317636 , date:  "2015-08-07 19:46:24" },
  { height:  593038 , difficulty:  58249530 , date:  "2015-08-07 19:49:15" },
  { height:  593039 , difficulty:  58050943 , date:  "2015-08-07 19:49:19" },
  { height:  593040 , difficulty:  58040498 , date:  "2015-08-07 19:56:47" },
  { height:  593041 , difficulty:  58211033 , date:  "2015-08-07 19:58:48" },
  { height:  593042 , difficulty:  57970585 , date:  "2015-08-07 20:07:01" },
  { height:  593043 , difficulty:  57857318 , date:  "2015-08-07 20:14:16" },
  { height:  593044 , difficulty:  58077861 , date:  "2015-08-07 20:22:48" },
  { height:  593045 , difficulty:  58049956 , date:  "2015-08-07 20:24:55" },
  { height:  593046 , difficulty:  58374519 , date:  "2015-08-07 20:31:00" },
  { height:  593047 , difficulty:  58314425 , date:  "2015-08-07 20:31:03" },
  { height:  593048 , difficulty:  58699908 , date:  "2015-08-07 20:36:14" },
  { height:  593049 , difficulty:  58546249 , date:  "2015-08-07 20:44:34" },
  { height:  593050 , difficulty:  58522555 , date:  "2015-08-07 20:48:19" },
  { height:  593051 , difficulty:  58520404 , date:  "2015-08-07 20:48:50" },
  { height:  593052 , difficulty:  58578116 , date:  "2015-08-07 20:48:52" },
  { height:  593053 , difficulty:  58637144 , date:  "2015-08-07 20:52:55" },
  { height:  593054 , difficulty:  58538300 , date:  "2015-08-07 20:53:00" },
  { height:  593055 , difficulty:  58494612 , date:  "2015-08-07 21:04:25" },
  { height:  593056 , difficulty:  58331174 , date:  "2015-08-07 21:08:36" },
  { height:  593057 , difficulty:  58360474 , date:  "2015-08-07 21:13:55" },
  { height:  593058 , difficulty:  58352209 , date:  "2015-08-07 21:13:57" },
  { height:  593059 , difficulty:  58338377 , date:  "2015-08-07 21:18:39" },
  { height:  593060 , difficulty:  58295852 , date:  "2015-08-07 21:26:31" },
  { height:  593061 , difficulty:  58386520 , date:  "2015-08-07 21:36:54" },
  { height:  593062 , difficulty:  58275098 , date:  "2015-08-07 21:40:03" },
  { height:  593063 , difficulty:  58298862 , date:  "2015-08-07 21:46:11" },
  { height:  593064 , difficulty:  58140075 , date:  "2015-08-07 21:51:11" },
  { height:  593065 , difficulty:  58247333 , date:  "2015-08-07 21:59:19" },
  { height:  593066 , difficulty:  58216021 , date:  "2015-08-07 21:59:50" },
  { height:  593067 , difficulty:  58133079 , date:  "2015-08-07 22:05:48" },
  { height:  593068 , difficulty:  58184679 , date:  "2015-08-07 22:10:10" },
  { height:  593069 , difficulty:  57892475 , date:  "2015-08-07 22:16:43" },
  { height:  593070 , difficulty:  57707891 , date:  "2015-08-07 22:20:15" },
  { height:  593071 , difficulty:  57871041 , date:  "2015-08-07 22:20:21" },
  { height:  593072 , difficulty:  57806804 , date:  "2015-08-07 22:31:31" },
  { height:  593073 , difficulty:  57832462 , date:  "2015-08-07 22:35:00" },
  { height:  593074 , difficulty:  57827411 , date:  "2015-08-07 22:38:28" },
  { height:  593075 , difficulty:  57800649 , date:  "2015-08-07 22:39:48" },
  { height:  593076 , difficulty:  57803528 , date:  "2015-08-07 22:43:50" },
  { height:  593077 , difficulty:  57795058 , date:  "2015-08-07 22:44:17" },
  { height:  593078 , difficulty:  57680620 , date:  "2015-08-07 22:52:45" },
  { height:  593079 , difficulty:  57837898 , date:  "2015-08-07 23:01:08" },
  { height:  593080 , difficulty:  57699470 , date:  "2015-08-07 23:02:09" },
  { height:  593081 , difficulty:  57683125 , date:  "2015-08-07 23:03:21" },
  { height:  593082 , difficulty:  57649198 , date:  "2015-08-07 23:08:28" },
  { height:  593083 , difficulty:  57559996 , date:  "2015-08-07 23:11:45" },
  { height:  593084 , difficulty:  57272369 , date:  "2015-08-07 23:13:19" },
  { height:  593085 , difficulty:  57672847 , date:  "2015-08-07 23:13:27" },
  { height:  593086 , difficulty:  57234603 , date:  "2015-08-07 23:15:31" },
  { height:  593087 , difficulty:  57514327 , date:  "2015-08-07 23:19:23" },
  { height:  593088 , difficulty:  57394481 , date:  "2015-08-07 23:29:33" },
  { height:  593089 , difficulty:  57394522 , date:  "2015-08-07 23:29:50" },
  { height:  593090 , difficulty:  57494416 , date:  "2015-08-07 23:37:57" },
  { height:  593091 , difficulty:  57410346 , date:  "2015-08-07 23:56:05" },
  { height:  593092 , difficulty:  57462514 , date:  "2015-08-08 00:14:10" },
  { height:  593093 , difficulty:  57426978 , date:  "2015-08-08 00:14:12" },
  { height:  593094 , difficulty:  57377995 , date:  "2015-08-08 00:28:33" },
  { height:  593095 , difficulty:  57428647 , date:  "2015-08-08 00:28:57" },
  { height:  593096 , difficulty:  57162579 , date:  "2015-08-08 00:29:14" },
  { height:  593097 , difficulty:  57223009 , date:  "2015-08-08 00:29:49" },
  { height:  593098 , difficulty:  57259037 , date:  "2015-08-08 00:37:13" },
  { height:  593099 , difficulty:  57341529 , date:  "2015-08-08 00:37:18" },
  { height:  593100 , difficulty:  57506789 , date:  "2015-08-08 00:38:30" },
  { height:  593101 , difficulty:  57506648 , date:  "2015-08-08 00:39:38" },
  { height:  593102 , difficulty:  57490594 , date:  "2015-08-08 00:41:06" },
  { height:  593103 , difficulty:  57328071 , date:  "2015-08-08 00:55:26" },
  { height:  593104 , difficulty:  57237558 , date:  "2015-08-08 00:56:20" },
  { height:  593105 , difficulty:  57209191 , date:  "2015-08-08 01:01:52" },
  { height:  593106 , difficulty:  57036439 , date:  "2015-08-08 01:16:44" },
  { height:  593107 , difficulty:  56941987 , date:  "2015-08-08 01:16:48" },
  { height:  593108 , difficulty:  56961392 , date:  "2015-08-08 01:23:33" },
  { height:  593109 , difficulty:  57008804 , date:  "2015-08-08 01:26:19" },
  { height:  593110 , difficulty:  57007295 , date:  "2015-08-08 01:32:22" },
  { height:  593111 , difficulty:  57003337 , date:  "2015-08-08 01:38:17" },
  { height:  593112 , difficulty:  56880653 , date:  "2015-08-08 01:39:26" },
  { height:  593113 , difficulty:  57031775 , date:  "2015-08-08 01:45:33" },
  { height:  593114 , difficulty:  57045726 , date:  "2015-08-08 01:48:16" },
  { height:  593115 , difficulty:  57042484 , date:  "2015-08-08 01:58:34" },
  { height:  593116 , difficulty:  57272155 , date:  "2015-08-08 02:01:11" },
  { height:  593117 , difficulty:  57291165 , date:  "2015-08-08 02:03:02" },
  { height:  593118 , difficulty:  57110063 , date:  "2015-08-08 02:14:21" },
  { height:  593119 , difficulty:  56992642 , date:  "2015-08-08 02:14:33" },
  { height:  593120 , difficulty:  56826210 , date:  "2015-08-08 02:15:23" },
  { height:  593121 , difficulty:  56778185 , date:  "2015-08-08 02:34:30" },
  { height:  593122 , difficulty:  56683226 , date:  "2015-08-08 02:49:03" },
  { height:  593123 , difficulty:  56845120 , date:  "2015-08-08 02:53:50" },
  { height:  593124 , difficulty:  56990574 , date:  "2015-08-08 03:00:10" },
  { height:  593125 , difficulty:  56809504 , date:  "2015-08-08 03:12:03" },
  { height:  593126 , difficulty:  56896244 , date:  "2015-08-08 03:14:00" },
  { height:  593127 , difficulty:  56932267 , date:  "2015-08-08 03:18:02" },
  { height:  593128 , difficulty:  56987537 , date:  "2015-08-08 03:21:15" },
  { height:  593129 , difficulty:  57097287 , date:  "2015-08-08 03:22:05" },
  { height:  593130 , difficulty:  57094880 , date:  "2015-08-08 03:23:08" },
  { height:  593131 , difficulty:  56934837 , date:  "2015-08-08 03:34:30" },
  { height:  593132 , difficulty:  57144243 , date:  "2015-08-08 03:36:56" },
  { height:  593133 , difficulty:  57091623 , date:  "2015-08-08 03:37:27" },
  { height:  593134 , difficulty:  57171930 , date:  "2015-08-08 03:40:57" },
  { height:  593135 , difficulty:  57120697 , date:  "2015-08-08 03:57:50" },
  { height:  593136 , difficulty:  57033101 , date:  "2015-08-08 04:03:30" },
  { height:  593137 , difficulty:  56811710 , date:  "2015-08-08 04:11:52" },
  { height:  593138 , difficulty:  56912843 , date:  "2015-08-08 04:15:59" },
  { height:  593139 , difficulty:  56778676 , date:  "2015-08-08 04:17:36" },
  { height:  593140 , difficulty:  56788152 , date:  "2015-08-08 04:20:02" },
  { height:  593141 , difficulty:  56722644 , date:  "2015-08-08 04:20:21" },
  { height:  593142 , difficulty:  56708354 , date:  "2015-08-08 04:23:45" },
  { height:  593143 , difficulty:  57008177 , date:  "2015-08-08 04:30:07" },
  { height:  593144 , difficulty:  56908859 , date:  "2015-08-08 04:30:13" },
  { height:  593145 , difficulty:  56841225 , date:  "2015-08-08 04:32:26" },
  { height:  593146 , difficulty:  57021294 , date:  "2015-08-08 04:33:21" },
  { height:  593147 , difficulty:  57073556 , date:  "2015-08-08 04:35:38" },
  { height:  593148 , difficulty:  56826502 , date:  "2015-08-08 04:48:29" },
  { height:  593149 , difficulty:  56803069 , date:  "2015-08-08 04:54:42" },
  { height:  593150 , difficulty:  56723875 , date:  "2015-08-08 04:55:55" },
  { height:  593151 , difficulty:  56705056 , date:  "2015-08-08 04:58:04" },
  { height:  593152 , difficulty:  56830844 , date:  "2015-08-08 05:11:25" },
  { height:  593153 , difficulty:  56815235 , date:  "2015-08-08 05:19:03" },
  { height:  593154 , difficulty:  56728616 , date:  "2015-08-08 05:19:18" },
  { height:  593155 , difficulty:  56607696 , date:  "2015-08-08 05:19:21" },
  { height:  593156 , difficulty:  56594417 , date:  "2015-08-08 05:23:49" },
  { height:  593157 , difficulty:  56628545 , date:  "2015-08-08 05:24:17" },
  { height:  593158 , difficulty:  56797258 , date:  "2015-08-08 05:25:00" },
  { height:  593159 , difficulty:  56847080 , date:  "2015-08-08 05:26:03" },
  { height:  593160 , difficulty:  56806634 , date:  "2015-08-08 05:26:49" },
  { height:  593161 , difficulty:  56877597 , date:  "2015-08-08 05:29:31" },
  { height:  593162 , difficulty:  56991747 , date:  "2015-08-08 05:39:10" },
  { height:  593163 , difficulty:  56956914 , date:  "2015-08-08 05:41:45" },
  { height:  593164 , difficulty:  56737982 , date:  "2015-08-08 05:44:08" },
  { height:  593165 , difficulty:  56818735 , date:  "2015-08-08 05:44:41" },
  { height:  593166 , difficulty:  56639590 , date:  "2015-08-08 05:46:28" },
  { height:  593167 , difficulty:  56247186 , date:  "2015-08-08 06:01:24" },
  { height:  593168 , difficulty:  55965319 , date:  "2015-08-08 06:02:37" },
  { height:  593169 , difficulty:  55959135 , date:  "2015-08-08 06:04:07" },
  { height:  593170 , difficulty:  55748119 , date:  "2015-08-08 06:04:53" },
  { height:  593171 , difficulty:  55747939 , date:  "2015-08-08 06:12:28" },
  { height:  593172 , difficulty:  55838945 , date:  "2015-08-08 06:16:39" },
  { height:  593173 , difficulty:  55834009 , date:  "2015-08-08 06:22:47" },
  { height:  593174 , difficulty:  55860635 , date:  "2015-08-08 06:25:49" },
  { height:  593175 , difficulty:  55852899 , date:  "2015-08-08 06:25:51" },
  { height:  593176 , difficulty:  55876703 , date:  "2015-08-08 06:26:04" },
  { height:  593177 , difficulty:  55847978 , date:  "2015-08-08 06:27:32" },
  { height:  593178 , difficulty:  55835506 , date:  "2015-08-08 06:34:43" },
  { height:  593179 , difficulty:  55651285 , date:  "2015-08-08 06:46:57" },
  { height:  593180 , difficulty:  55687931 , date:  "2015-08-08 06:51:24" },
  { height:  593181 , difficulty:  55569060 , date:  "2015-08-08 06:52:39" },
  { height:  593182 , difficulty:  55285454 , date:  "2015-08-08 06:54:11" },
  { height:  593183 , difficulty:  55666677 , date:  "2015-08-08 06:57:25" },
  { height:  593184 , difficulty:  55519558 , date:  "2015-08-08 06:58:44" },
  { height:  593185 , difficulty:  55504482 , date:  "2015-08-08 07:05:11" },
  { height:  593186 , difficulty:  55519408 , date:  "2015-08-08 07:05:13" },
  { height:  593187 , difficulty:  55573604 , date:  "2015-08-08 07:06:36" },
  { height:  593188 , difficulty:  55682669 , date:  "2015-08-08 07:07:23" },
  { height:  593189 , difficulty:  55710014 , date:  "2015-08-08 07:12:22" },
  { height:  593190 , difficulty:  55647646 , date:  "2015-08-08 07:13:02" },
  { height:  593191 , difficulty:  55582086 , date:  "2015-08-08 07:17:14" },
  { height:  593192 , difficulty:  55549830 , date:  "2015-08-08 07:23:03" },
  { height:  593193 , difficulty:  55525859 , date:  "2015-08-08 07:25:23" },
  { height:  593194 , difficulty:  55286442 , date:  "2015-08-08 07:41:42" },
  { height:  593195 , difficulty:  55587434 , date:  "2015-08-08 07:41:47" },
  { height:  593196 , difficulty:  55577728 , date:  "2015-08-08 07:50:08" },
  { height:  593197 , difficulty:  55434476 , date:  "2015-08-08 07:50:16" },
  { height:  593198 , difficulty:  55162769 , date:  "2015-08-08 07:59:46" },
  { height:  593199 , difficulty:  55094171 , date:  "2015-08-08 08:02:04" },
  { height:  593200 , difficulty:  54959936 , date:  "2015-08-08 08:09:22" },
  { height:  593201 , difficulty:  54744679 , date:  "2015-08-08 08:09:28" },
  { height:  593202 , difficulty:  54809666 , date:  "2015-08-08 08:10:03" },
  { height:  593203 , difficulty:  54721843 , date:  "2015-08-08 08:20:45" },
  { height:  593204 , difficulty:  54871433 , date:  "2015-08-08 08:25:01" },
  { height:  593205 , difficulty:  54848197 , date:  "2015-08-08 08:25:12" },
  { height:  593206 , difficulty:  55181208 , date:  "2015-08-08 08:42:13" },
  { height:  593207 , difficulty:  54974087 , date:  "2015-08-08 08:47:47" },
  { height:  593208 , difficulty:  55092796 , date:  "2015-08-08 08:53:06" },
  { height:  593209 , difficulty:  55113505 , date:  "2015-08-08 09:02:24" },
  { height:  593210 , difficulty:  55049500 , date:  "2015-08-08 09:05:24" },
  { height:  593211 , difficulty:  54727237 , date:  "2015-08-08 09:07:02" },
  { height:  593212 , difficulty:  54608058 , date:  "2015-08-08 09:13:12" },
  { height:  593213 , difficulty:  54470506 , date:  "2015-08-08 09:30:03" },
  { height:  593214 , difficulty:  54456318 , date:  "2015-08-08 09:40:24" },
  { height:  593215 , difficulty:  54435288 , date:  "2015-08-08 09:46:24" },
  { height:  593216 , difficulty:  54415617 , date:  "2015-08-08 09:57:11" },
  { height:  593217 , difficulty:  54401933 , date:  "2015-08-08 09:57:17" },
  { height:  593218 , difficulty:  54363782 , date:  "2015-08-08 10:01:33" },
  { height:  593219 , difficulty:  54240425 , date:  "2015-08-08 10:03:26" },
  { height:  593220 , difficulty:  54231773 , date:  "2015-08-08 10:04:38" },
  { height:  593221 , difficulty:  54228549 , date:  "2015-08-08 10:06:16" },
  { height:  593222 , difficulty:  54264078 , date:  "2015-08-08 10:06:25" },
  { height:  593223 , difficulty:  54213923 , date:  "2015-08-08 10:07:09" },
  { height:  593224 , difficulty:  53960094 , date:  "2015-08-08 10:17:46" },
  { height:  593225 , difficulty:  53856231 , date:  "2015-08-08 10:17:49" },
  { height:  593226 , difficulty:  53913187 , date:  "2015-08-08 10:18:11" },
  { height:  593227 , difficulty:  54217712 , date:  "2015-08-08 10:22:17" },
  { height:  593228 , difficulty:  53948214 , date:  "2015-08-08 10:23:16" },
  { height:  593229 , difficulty:  54050508 , date:  "2015-08-08 10:23:20" },
  { height:  593230 , difficulty:  54147506 , date:  "2015-08-08 10:25:45" },
  { height:  593231 , difficulty:  54178349 , date:  "2015-08-08 10:26:31" },
  { height:  593232 , difficulty:  54092070 , date:  "2015-08-08 10:30:22" },
  { height:  593233 , difficulty:  54106115 , date:  "2015-08-08 10:32:58" },
  { height:  593234 , difficulty:  54113953 , date:  "2015-08-08 10:43:05" },
  { height:  593235 , difficulty:  54183092 , date:  "2015-08-08 10:46:36" },
  { height:  593236 , difficulty:  54162123 , date:  "2015-08-08 10:46:42" },
  { height:  593237 , difficulty:  54339851 , date:  "2015-08-08 10:48:06" },
  { height:  593238 , difficulty:  54181824 , date:  "2015-08-08 10:48:10" },
  { height:  593239 , difficulty:  54124774 , date:  "2015-08-08 10:50:00" },
  { height:  593240 , difficulty:  54258771 , date:  "2015-08-08 10:54:02" },
  { height:  593241 , difficulty:  54308993 , date:  "2015-08-08 11:04:42" },
  { height:  593242 , difficulty:  54277925 , date:  "2015-08-08 11:10:11" },
  { height:  593243 , difficulty:  53974915 , date:  "2015-08-08 11:11:21" },
  { height:  593244 , difficulty:  54063077 , date:  "2015-08-08 11:11:40" },
  { height:  593245 , difficulty:  54034815 , date:  "2015-08-08 11:20:43" },
  { height:  593246 , difficulty:  54011798 , date:  "2015-08-08 11:36:02" },
  { height:  593247 , difficulty:  53854707 , date:  "2015-08-08 11:39:35" },
  { height:  593248 , difficulty:  53946852 , date:  "2015-08-08 11:39:41" },
  { height:  593249 , difficulty:  54109175 , date:  "2015-08-08 11:40:08" },
  { height:  593250 , difficulty:  54040504 , date:  "2015-08-08 11:45:13" },
  { height:  593251 , difficulty:  54379890 , date:  "2015-08-08 11:53:38" },
  { height:  593252 , difficulty:  54471999 , date:  "2015-08-08 12:00:19" },
  { height:  593253 , difficulty:  54433675 , date:  "2015-08-08 12:09:55" },
  { height:  593254 , difficulty:  54399877 , date:  "2015-08-08 12:21:33" },
  { height:  593255 , difficulty:  54145221 , date:  "2015-08-08 12:21:37" },
  { height:  593256 , difficulty:  54048931 , date:  "2015-08-08 12:23:05" },
  { height:  593257 , difficulty:  54075981 , date:  "2015-08-08 12:24:39" },
  { height:  593258 , difficulty:  54116561 , date:  "2015-08-08 12:37:31" },
  { height:  593259 , difficulty:  54042968 , date:  "2015-08-08 12:40:14" },
  { height:  593260 , difficulty:  54007046 , date:  "2015-08-08 12:47:14" },
  { height:  593261 , difficulty:  54021219 , date:  "2015-08-08 12:57:19" },
  { height:  593262 , difficulty:  54133578 , date:  "2015-08-08 12:58:55" },
  { height:  593263 , difficulty:  54097251 , date:  "2015-08-08 12:59:40" },
  { height:  593264 , difficulty:  54183975 , date:  "2015-08-08 13:09:29" },
  { height:  593265 , difficulty:  54076058 , date:  "2015-08-08 13:11:07" },
  { height:  593266 , difficulty:  54079911 , date:  "2015-08-08 13:11:09" },
  { height:  593267 , difficulty:  54025548 , date:  "2015-08-08 13:11:56" },
  { height:  593268 , difficulty:  54106140 , date:  "2015-08-08 13:12:03" },
  { height:  593269 , difficulty:  54050307 , date:  "2015-08-08 13:16:02" },
  { height:  593270 , difficulty:  53841408 , date:  "2015-08-08 13:18:16" },
  { height:  593271 , difficulty:  53885099 , date:  "2015-08-08 13:25:27" },
  { height:  593272 , difficulty:  53750982 , date:  "2015-08-08 13:25:33" },
  { height:  593273 , difficulty:  53754677 , date:  "2015-08-08 13:51:56" },
  { height:  593274 , difficulty:  53625066 , date:  "2015-08-08 13:54:47" },
  { height:  593275 , difficulty:  53844339 , date:  "2015-08-08 13:59:48" },
  { height:  593276 , difficulty:  53689765 , date:  "2015-08-08 13:59:52" },
  { height:  593277 , difficulty:  53721288 , date:  "2015-08-08 14:01:53" },
  { height:  593278 , difficulty:  53728096 , date:  "2015-08-08 14:27:04" },
  { height:  593279 , difficulty:  53517623 , date:  "2015-08-08 14:27:07" },
  { height:  593280 , difficulty:  53423814 , date:  "2015-08-08 14:30:14" },
  { height:  593281 , difficulty:  53497737 , date:  "2015-08-08 14:35:41" },
  { height:  593282 , difficulty:  53158304 , date:  "2015-08-08 14:39:18" },
  { height:  593283 , difficulty:  53080976 , date:  "2015-08-08 14:51:00" },
  { height:  593284 , difficulty:  53123347 , date:  "2015-08-08 14:51:01" },
  { height:  593285 , difficulty:  53140642 , date:  "2015-08-08 14:52:20" },
  { height:  593286 , difficulty:  53225589 , date:  "2015-08-08 14:57:13" },
  { height:  593287 , difficulty:  53232427 , date:  "2015-08-08 15:04:13" },
  { height:  593288 , difficulty:  53129674 , date:  "2015-08-08 15:05:59" },
  { height:  593289 , difficulty:  52845741 , date:  "2015-08-08 15:09:18" },
  { height:  593290 , difficulty:  52887091 , date:  "2015-08-08 15:17:02" },
  { height:  593291 , difficulty:  52763865 , date:  "2015-08-08 15:24:47" },
  { height:  593292 , difficulty:  53137956 , date:  "2015-08-08 15:32:48" },
  { height:  593293 , difficulty:  53254186 , date:  "2015-08-08 15:48:03" },
  { height:  593294 , difficulty:  53197610 , date:  "2015-08-08 15:50:52" },
  { height:  593295 , difficulty:  53353877 , date:  "2015-08-08 15:55:33" },
  { height:  593296 , difficulty:  53535434 , date:  "2015-08-08 15:55:36" },
  { height:  593297 , difficulty:  53490412 , date:  "2015-08-08 16:15:14" },
  { height:  593298 , difficulty:  53653594 , date:  "2015-08-08 16:17:02" },
  { height:  593299 , difficulty:  54066351 , date:  "2015-08-08 16:21:09" },
  { height:  593300 , difficulty:  53840327 , date:  "2015-08-08 16:23:11" },
  { height:  593301 , difficulty:  53943456 , date:  "2015-08-08 16:27:22" },
  { height:  593302 , difficulty:  53921585 , date:  "2015-08-08 16:29:07" },
  { height:  593303 , difficulty:  53870673 , date:  "2015-08-08 16:29:38" },
  { height:  593304 , difficulty:  53837066 , date:  "2015-08-08 16:30:41" },
  { height:  593305 , difficulty:  53891938 , date:  "2015-08-08 16:32:37" },
  { height:  593306 , difficulty:  53958071 , date:  "2015-08-08 16:35:47" },
  { height:  593307 , difficulty:  53930000 , date:  "2015-08-08 16:35:56" },
  { height:  593308 , difficulty:  53900664 , date:  "2015-08-08 16:41:15" },
  { height:  593309 , difficulty:  53837680 , date:  "2015-08-08 16:59:17" },
  { height:  593310 , difficulty:  53627403 , date:  "2015-08-08 16:59:20" },
  { height:  593311 , difficulty:  53543578 , date:  "2015-08-08 17:01:37" },
  { height:  593312 , difficulty:  53673522 , date:  "2015-08-08 17:07:36" },
  { height:  593313 , difficulty:  53704435 , date:  "2015-08-08 17:07:49" },
  { height:  593314 , difficulty:  53700271 , date:  "2015-08-08 17:08:06" },
  { height:  593315 , difficulty:  53780968 , date:  "2015-08-08 17:20:13" },
  { height:  593316 , difficulty:  53873394 , date:  "2015-08-08 17:20:17" },
  { height:  593317 , difficulty:  53803662 , date:  "2015-08-08 17:26:24" },
  { height:  593318 , difficulty:  53795605 , date:  "2015-08-08 17:28:51" },
  { height:  593319 , difficulty:  53757346 , date:  "2015-08-08 17:28:54" },
  { height:  593320 , difficulty:  54265109 , date:  "2015-08-08 17:33:27" },
  { height:  593321 , difficulty:  54220595 , date:  "2015-08-08 17:40:40" },
  { height:  593322 , difficulty:  53897270 , date:  "2015-08-08 17:41:37" },
  { height:  593323 , difficulty:  54056273 , date:  "2015-08-08 17:41:41" },
  { height:  593324 , difficulty:  54039169 , date:  "2015-08-08 17:46:20" },
  { height:  593325 , difficulty:  54024183 , date:  "2015-08-08 18:00:51" },
  { height:  593326 , difficulty:  53985732 , date:  "2015-08-08 18:01:03" },
  { height:  593327 , difficulty:  53922950 , date:  "2015-08-08 18:04:33" },
  { height:  593328 , difficulty:  53873404 , date:  "2015-08-08 18:04:53" },
  { height:  593329 , difficulty:  53666677 , date:  "2015-08-08 18:06:22" },
  { height:  593330 , difficulty:  53817254 , date:  "2015-08-08 18:09:15" },
  { height:  593331 , difficulty:  53852659 , date:  "2015-08-08 18:12:04" },
  { height:  593332 , difficulty:  53960036 , date:  "2015-08-08 18:21:31" },
  { height:  593333 , difficulty:  53983117 , date:  "2015-08-08 18:21:35" },
  { height:  593334 , difficulty:  53784529 , date:  "2015-08-08 18:30:00" },
  { height:  593335 , difficulty:  53715849 , date:  "2015-08-08 18:33:20" },
  { height:  593336 , difficulty:  53633380 , date:  "2015-08-08 18:39:41" },
  { height:  593337 , difficulty:  53418218 , date:  "2015-08-08 18:39:46" },
  { height:  593338 , difficulty:  53659869 , date:  "2015-08-08 19:01:12" },
  { height:  593339 , difficulty:  53849288 , date:  "2015-08-08 19:01:14" },
  { height:  593340 , difficulty:  53714343 , date:  "2015-08-08 19:04:39" },
  { height:  593341 , difficulty:  53718381 , date:  "2015-08-08 19:20:43" },
  { height:  593342 , difficulty:  53702282 , date:  "2015-08-08 19:20:48" },
  { height:  593343 , difficulty:  53719706 , date:  "2015-08-08 19:23:48" },
  { height:  593344 , difficulty:  53757234 , date:  "2015-08-08 19:23:58" },
  { height:  593345 , difficulty:  53743020 , date:  "2015-08-08 19:24:03" },
  { height:  593346 , difficulty:  53761027 , date:  "2015-08-08 19:35:39" },
  { height:  593347 , difficulty:  53608655 , date:  "2015-08-08 19:35:41" },
  { height:  593348 , difficulty:  53624629 , date:  "2015-08-08 19:42:13" },
  { height:  593349 , difficulty:  53084771 , date:  "2015-08-08 19:45:35" },
  { height:  593350 , difficulty:  53033606 , date:  "2015-08-08 19:46:19" },
  { height:  593351 , difficulty:  53040723 , date:  "2015-08-08 19:47:37" },
  { height:  593352 , difficulty:  53022103 , date:  "2015-08-08 19:47:38" },
  { height:  593353 , difficulty:  53065300 , date:  "2015-08-08 19:54:47" },
  { height:  593354 , difficulty:  52557908 , date:  "2015-08-08 19:54:52" },
  { height:  593355 , difficulty:  52824228 , date:  "2015-08-08 19:58:51" },
  { height:  593356 , difficulty:  52746159 , date:  "2015-08-08 20:03:59" },
  { height:  593357 , difficulty:  52638902 , date:  "2015-08-08 20:04:06" },
  { height:  593358 , difficulty:  52645121 , date:  "2015-08-08 20:05:51" },
  { height:  593359 , difficulty:  52429098 , date:  "2015-08-08 20:10:22" },
  { height:  593360 , difficulty:  52408914 , date:  "2015-08-08 20:17:50" },
  { height:  593361 , difficulty:  52373240 , date:  "2015-08-08 20:18:16" },
  { height:  593362 , difficulty:  52264783 , date:  "2015-08-08 20:22:37" },
  { height:  593363 , difficulty:  52193563 , date:  "2015-08-08 20:22:59" },
  { height:  593364 , difficulty:  52211405 , date:  "2015-08-08 20:23:33" },
  { height:  593365 , difficulty:  52129475 , date:  "2015-08-08 20:37:06" },
  { height:  593366 , difficulty:  52048040 , date:  "2015-08-08 20:37:45" },
  { height:  593367 , difficulty:  51882713 , date:  "2015-08-08 20:40:29" },
  { height:  593368 , difficulty:  51747968 , date:  "2015-08-08 20:43:03" },
  { height:  593369 , difficulty:  51851057 , date:  "2015-08-08 20:43:07" },
  { height:  593370 , difficulty:  51780549 , date:  "2015-08-08 20:53:57" },
  { height:  593371 , difficulty:  51778728 , date:  "2015-08-08 20:54:42" },
  { height:  593372 , difficulty:  51763063 , date:  "2015-08-08 20:59:02" },
  { height:  593373 , difficulty:  51483506 , date:  "2015-08-08 21:16:37" },
  { height:  593374 , difficulty:  51438062 , date:  "2015-08-08 21:19:46" },
  { height:  593375 , difficulty:  51691303 , date:  "2015-08-08 21:19:50" },
  { height:  593376 , difficulty:  51680631 , date:  "2015-08-08 21:20:16" },
  { height:  593377 , difficulty:  51609923 , date:  "2015-08-08 21:31:45" },
  { height:  593378 , difficulty:  51561605 , date:  "2015-08-08 21:39:21" },
  { height:  593379 , difficulty:  51817989 , date:  "2015-08-08 21:39:49" },
  { height:  593380 , difficulty:  51841839 , date:  "2015-08-08 21:48:20" },
  { height:  593381 , difficulty:  51790314 , date:  "2015-08-08 21:48:25" },
  { height:  593382 , difficulty:  51718174 , date:  "2015-08-08 21:48:59" },
  { height:  593383 , difficulty:  51789660 , date:  "2015-08-08 21:50:24" },
  { height:  593384 , difficulty:  51746472 , date:  "2015-08-08 21:50:25" },
  { height:  593385 , difficulty:  51796544 , date:  "2015-08-08 21:51:52" },
  { height:  593386 , difficulty:  51818761 , date:  "2015-08-08 21:55:28" },
  { height:  593387 , difficulty:  51759869 , date:  "2015-08-08 21:57:19" },
  { height:  593388 , difficulty:  51829560 , date:  "2015-08-08 22:03:15" },
  { height:  593389 , difficulty:  51919566 , date:  "2015-08-08 22:10:25" },
  { height:  593390 , difficulty:  51904764 , date:  "2015-08-08 22:11:18" },
  { height:  593391 , difficulty:  51933752 , date:  "2015-08-08 22:11:54" },
  { height:  593392 , difficulty:  51917023 , date:  "2015-08-08 22:14:38" },
  { height:  593393 , difficulty:  51823918 , date:  "2015-08-08 22:14:41" },
  { height:  593394 , difficulty:  52013160 , date:  "2015-08-08 22:23:14" },
  { height:  593395 , difficulty:  51994939 , date:  "2015-08-08 22:27:29" },
  { height:  593396 , difficulty:  51907738 , date:  "2015-08-08 22:29:39" },
  { height:  593397 , difficulty:  51940851 , date:  "2015-08-08 22:46:46" },
  { height:  593398 , difficulty:  51907127 , date:  "2015-08-08 22:48:46" },
  { height:  593399 , difficulty:  52104396 , date:  "2015-08-08 22:51:08" },
  { height:  593400 , difficulty:  51999576 , date:  "2015-08-08 22:51:14" },
  { height:  593401 , difficulty:  51712152 , date:  "2015-08-08 22:51:52" },
  { height:  593402 , difficulty:  51815320 , date:  "2015-08-08 22:54:23" },
  { height:  593403 , difficulty:  51733319 , date:  "2015-08-08 22:54:28" },
  { height:  593404 , difficulty:  51974754 , date:  "2015-08-08 22:55:04" },
  { height:  593405 , difficulty:  52122105 , date:  "2015-08-08 23:00:37" },
  { height:  593406 , difficulty:  52051193 , date:  "2015-08-08 23:10:11" },
  { height:  593407 , difficulty:  52221525 , date:  "2015-08-08 23:10:14" },
  { height:  593408 , difficulty:  52114635 , date:  "2015-08-08 23:10:32" },
  { height:  593409 , difficulty:  52101051 , date:  "2015-08-08 23:11:14" },
  { height:  593410 , difficulty:  51934794 , date:  "2015-08-08 23:40:13" },
  { height:  593411 , difficulty:  51856377 , date:  "2015-08-08 23:40:17" },
  { height:  593412 , difficulty:  51764497 , date:  "2015-08-08 23:52:14" },
  { height:  593413 , difficulty:  51763462 , date:  "2015-08-08 23:56:02" },
  { height:  593414 , difficulty:  51409689 , date:  "2015-08-08 23:56:03" },
  { height:  593415 , difficulty:  51963200 , date:  "2015-08-08 23:59:39" },
  { height:  593416 , difficulty:  51907251 , date:  "2015-08-09 00:00:01" },
  { height:  593417 , difficulty:  51585307 , date:  "2015-08-09 00:00:39" },
  { height:  593418 , difficulty:  51681213 , date:  "2015-08-09 00:17:34" },
  { height:  593419 , difficulty:  51956685 , date:  "2015-08-09 00:17:37" },
  { height:  593420 , difficulty:  51937495 , date:  "2015-08-09 00:20:12" },
  { height:  593421 , difficulty:  52002397 , date:  "2015-08-09 00:21:16" },
  { height:  593422 , difficulty:  51763364 , date:  "2015-08-09 00:26:01" },
  { height:  593423 , difficulty:  51931372 , date:  "2015-08-09 00:26:29" },
  { height:  593424 , difficulty:  51790194 , date:  "2015-08-09 00:28:42" },
  { height:  593425 , difficulty:  51952790 , date:  "2015-08-09 00:37:45" },
  { height:  593426 , difficulty:  51922070 , date:  "2015-08-09 00:37:50" },
  { height:  593427 , difficulty:  51912082 , date:  "2015-08-09 00:46:24" },
  { height:  593428 , difficulty:  51958327 , date:  "2015-08-09 00:46:27" },
  { height:  593429 , difficulty:  51866524 , date:  "2015-08-09 00:55:25" },
  { height:  593430 , difficulty:  51847325 , date:  "2015-08-09 00:58:15" },
  { height:  593431 , difficulty:  51828687 , date:  "2015-08-09 01:02:49" },
  { height:  593432 , difficulty:  51782005 , date:  "2015-08-09 01:08:02" },
  { height:  593433 , difficulty:  51761630 , date:  "2015-08-09 01:08:06" },
  { height:  593434 , difficulty:  51796356 , date:  "2015-08-09 01:08:38" },
  { height:  593435 , difficulty:  51692733 , date:  "2015-08-09 01:11:30" },
  { height:  593436 , difficulty:  51765888 , date:  "2015-08-09 01:17:46" },
  { height:  593437 , difficulty:  51739941 , date:  "2015-08-09 01:17:47" },
  { height:  593438 , difficulty:  51938227 , date:  "2015-08-09 01:17:59" },
  { height:  593439 , difficulty:  51912816 , date:  "2015-08-09 01:20:53" },
  { height:  593440 , difficulty:  51935531 , date:  "2015-08-09 01:33:26" },
  { height:  593441 , difficulty:  52014657 , date:  "2015-08-09 01:33:27" },
  { height:  593442 , difficulty:  52019089 , date:  "2015-08-09 01:43:15" },
  { height:  593443 , difficulty:  51984701 , date:  "2015-08-09 01:47:40" },
  { height:  593444 , difficulty:  51915276 , date:  "2015-08-09 01:47:45" },
  { height:  593445 , difficulty:  52258465 , date:  "2015-08-09 01:52:06" },
  { height:  593446 , difficulty:  52051443 , date:  "2015-08-09 02:01:13" },
  { height:  593447 , difficulty:  52068680 , date:  "2015-08-09 02:02:43" },
  { height:  593448 , difficulty:  52120621 , date:  "2015-08-09 02:12:04" },
  { height:  593449 , difficulty:  51766261 , date:  "2015-08-09 02:12:14" },
  { height:  593450 , difficulty:  51923266 , date:  "2015-08-09 02:20:10" },
  { height:  593451 , difficulty:  51944172 , date:  "2015-08-09 02:22:51" },
  { height:  593452 , difficulty:  51964071 , date:  "2015-08-09 02:25:02" },
  { height:  593453 , difficulty:  51729793 , date:  "2015-08-09 02:25:16" },
  { height:  593454 , difficulty:  51643366 , date:  "2015-08-09 02:25:24" },
  { height:  593455 , difficulty:  51615816 , date:  "2015-08-09 02:27:10" },
  { height:  593456 , difficulty:  51476181 , date:  "2015-08-09 02:27:11" },
  { height:  593457 , difficulty:  51521260 , date:  "2015-08-09 02:31:08" },
  { height:  593458 , difficulty:  51519316 , date:  "2015-08-09 02:31:13" },
  { height:  593459 , difficulty:  51540595 , date:  "2015-08-09 02:33:57" },
  { height:  593460 , difficulty:  51521981 , date:  "2015-08-09 02:35:25" },
  { height:  593461 , difficulty:  51652352 , date:  "2015-08-09 02:36:18" },
  { height:  593462 , difficulty:  51569549 , date:  "2015-08-09 02:36:19" },
  { height:  593463 , difficulty:  51517173 , date:  "2015-08-09 02:38:54" },
  { height:  593464 , difficulty:  51388831 , date:  "2015-08-09 02:43:50" },
  { height:  593465 , difficulty:  51349274 , date:  "2015-08-09 02:48:04" },
  { height:  593466 , difficulty:  51382843 , date:  "2015-08-09 02:51:52" },
  { height:  593467 , difficulty:  51354949 , date:  "2015-08-09 02:51:57" },
  { height:  593468 , difficulty:  51415921 , date:  "2015-08-09 02:55:17" },
  { height:  593469 , difficulty:  51398029 , date:  "2015-08-09 03:11:37" },
  { height:  593470 , difficulty:  51249832 , date:  "2015-08-09 03:29:02" },
  { height:  593471 , difficulty:  51157843 , date:  "2015-08-09 03:29:07" },
  { height:  593472 , difficulty:  51290849 , date:  "2015-08-09 03:56:34" },
  { height:  593473 , difficulty:  50949959 , date:  "2015-08-09 03:56:51" },
  { height:  593474 , difficulty:  51201485 , date:  "2015-08-09 03:57:44" },
  { height:  593475 , difficulty:  51400014 , date:  "2015-08-09 03:59:24" },
  { height:  593476 , difficulty:  51381724 , date:  "2015-08-09 03:59:29" },
  { height:  593477 , difficulty:  51479409 , date:  "2015-08-09 03:59:34" },
  { height:  593478 , difficulty:  51414627 , date:  "2015-08-09 04:02:33" },
  { height:  593479 , difficulty:  51397104 , date:  "2015-08-09 04:04:19" },
  { height:  593480 , difficulty:  51394531 , date:  "2015-08-09 04:04:24" },
  { height:  593481 , difficulty:  51460227 , date:  "2015-08-09 04:12:02" },
  { height:  593482 , difficulty:  51260977 , date:  "2015-08-09 04:14:56" },
  { height:  593483 , difficulty:  51270972 , date:  "2015-08-09 04:16:20" },
  { height:  593484 , difficulty:  51393333 , date:  "2015-08-09 04:26:34" },
  { height:  593485 , difficulty:  51379058 , date:  "2015-08-09 04:31:51" },
  { height:  593486 , difficulty:  50812467 , date:  "2015-08-09 04:34:42" },
  { height:  593487 , difficulty:  50850831 , date:  "2015-08-09 04:34:46" },
  { height:  593488 , difficulty:  50698524 , date:  "2015-08-09 04:39:13" },
  { height:  593489 , difficulty:  50611156 , date:  "2015-08-09 04:44:39" },
  { height:  593490 , difficulty:  50777307 , date:  "2015-08-09 04:47:59" },
  { height:  593491 , difficulty:  50695632 , date:  "2015-08-09 04:49:55" },
  { height:  593492 , difficulty:  50676184 , date:  "2015-08-09 05:06:58" },
  { height:  593493 , difficulty:  50708797 , date:  "2015-08-09 05:06:59" },
  { height:  593494 , difficulty:  50377558 , date:  "2015-08-09 05:17:10" },
  { height:  593495 , difficulty:  50496057 , date:  "2015-08-09 05:17:16" },
  { height:  593496 , difficulty:  50660281 , date:  "2015-08-09 05:17:37" },
  { height:  593497 , difficulty:  50625791 , date:  "2015-08-09 05:18:26" },
  { height:  593498 , difficulty:  50606056 , date:  "2015-08-09 05:19:58" },
  { height:  593499 , difficulty:  50678544 , date:  "2015-08-09 05:30:22" },
  { height:  593500 , difficulty:  50668212 , date:  "2015-08-09 05:30:49" },
  { height:  593501 , difficulty:  50630831 , date:  "2015-08-09 05:30:58" },
  { height:  593502 , difficulty:  50615290 , date:  "2015-08-09 05:32:40" },
  { height:  593503 , difficulty:  50492732 , date:  "2015-08-09 05:35:43" },
  { height:  593504 , difficulty:  50583365 , date:  "2015-08-09 05:47:36" },
  { height:  593505 , difficulty:  50502294 , date:  "2015-08-09 05:51:23" },
  { height:  593506 , difficulty:  50450502 , date:  "2015-08-09 05:59:53" },
  { height:  593507 , difficulty:  50350658 , date:  "2015-08-09 06:06:56" },
  { height:  593508 , difficulty:  50412839 , date:  "2015-08-09 06:07:45" },
  { height:  593509 , difficulty:  50417230 , date:  "2015-08-09 06:09:02" },
  { height:  593510 , difficulty:  50426488 , date:  "2015-08-09 06:20:12" },
  { height:  593511 , difficulty:  50403160 , date:  "2015-08-09 06:44:31" },
  { height:  593512 , difficulty:  50425499 , date:  "2015-08-09 06:44:36" },
  { height:  593513 , difficulty:  50491769 , date:  "2015-08-09 06:45:17" },
  { height:  593514 , difficulty:  50495929 , date:  "2015-08-09 06:45:31" },
  { height:  593515 , difficulty:  50436341 , date:  "2015-08-09 06:50:48" },
  { height:  593516 , difficulty:  50253336 , date:  "2015-08-09 06:53:43" },
  { height:  593517 , difficulty:  50578193 , date:  "2015-08-09 06:58:04" },
  { height:  593518 , difficulty:  50451704 , date:  "2015-08-09 06:59:39" },
  { height:  593519 , difficulty:  50357800 , date:  "2015-08-09 07:00:52" },
  { height:  593520 , difficulty:  50368418 , date:  "2015-08-09 07:00:54" },
  { height:  593521 , difficulty:  50304567 , date:  "2015-08-09 07:03:25" },
  { height:  593522 , difficulty:  50138644 , date:  "2015-08-09 07:11:14" },
  { height:  593523 , difficulty:  50259407 , date:  "2015-08-09 07:13:18" },
  { height:  593524 , difficulty:  50074510 , date:  "2015-08-09 07:16:51" },
  { height:  593525 , difficulty:  50093908 , date:  "2015-08-09 07:18:10" },
  { height:  593526 , difficulty:  49966566 , date:  "2015-08-09 07:25:33" },
  { height:  593527 , difficulty:  49908609 , date:  "2015-08-09 07:27:32" },
  { height:  593528 , difficulty:  49929529 , date:  "2015-08-09 07:28:12" },
  { height:  593529 , difficulty:  49913212 , date:  "2015-08-09 07:28:53" },
  { height:  593530 , difficulty:  50089545 , date:  "2015-08-09 07:37:14" },
  { height:  593531 , difficulty:  50183606 , date:  "2015-08-09 07:37:20" },
  { height:  593532 , difficulty:  50168622 , date:  "2015-08-09 07:40:05" },
  { height:  593533 , difficulty:  50164040 , date:  "2015-08-09 07:40:53" },
  { height:  593534 , difficulty:  50190864 , date:  "2015-08-09 07:47:14" },
  { height:  593535 , difficulty:  50127585 , date:  "2015-08-09 07:48:22" },
  { height:  593536 , difficulty:  50091272 , date:  "2015-08-09 07:54:41" },
  { height:  593537 , difficulty:  50169782 , date:  "2015-08-09 07:56:54" },
  { height:  593538 , difficulty:  50233399 , date:  "2015-08-09 07:57:01" },
  { height:  593539 , difficulty:  50171322 , date:  "2015-08-09 07:58:24" },
  { height:  593540 , difficulty:  50175572 , date:  "2015-08-09 07:58:59" },
  { height:  593541 , difficulty:  50157236 , date:  "2015-08-09 08:03:15" },
  { height:  593542 , difficulty:  50155847 , date:  "2015-08-09 08:03:19" },
  { height:  593543 , difficulty:  50192755 , date:  "2015-08-09 08:10:38" },
  { height:  593544 , difficulty:  50277125 , date:  "2015-08-09 08:20:24" },
  { height:  593545 , difficulty:  49959184 , date:  "2015-08-09 08:28:35" },
  { height:  593546 , difficulty:  49639001 , date:  "2015-08-09 08:34:39" },
  { height:  593547 , difficulty:  49645751 , date:  "2015-08-09 08:34:42" },
  { height:  593548 , difficulty:  49265199 , date:  "2015-08-09 08:35:09" },
  { height:  593549 , difficulty:  49390660 , date:  "2015-08-09 08:36:35" },
  { height:  593550 , difficulty:  49359079 , date:  "2015-08-09 08:38:37" },
  { height:  593551 , difficulty:  49419495 , date:  "2015-08-09 09:00:34" },
  { height:  593552 , difficulty:  49411029 , date:  "2015-08-09 09:01:32" },
  { height:  593553 , difficulty:  49599552 , date:  "2015-08-09 09:01:38" },
  { height:  593554 , difficulty:  49700568 , date:  "2015-08-09 09:15:15" },
  { height:  593555 , difficulty:  49682025 , date:  "2015-08-09 09:15:16" },
  { height:  593556 , difficulty:  49892774 , date:  "2015-08-09 09:20:09" },
  { height:  593557 , difficulty:  49737266 , date:  "2015-08-09 09:20:11" },
  { height:  593558 , difficulty:  49726859 , date:  "2015-08-09 09:20:13" },
  { height:  593559 , difficulty:  49977475 , date:  "2015-08-09 09:25:11" },
  { height:  593560 , difficulty:  49888261 , date:  "2015-08-09 09:34:44" },
  { height:  593561 , difficulty:  49902716 , date:  "2015-08-09 09:34:49" },
  { height:  593562 , difficulty:  49835337 , date:  "2015-08-09 09:38:19" },
  { height:  593563 , difficulty:  50043516 , date:  "2015-08-09 09:47:21" },
  { height:  593564 , difficulty:  50018409 , date:  "2015-08-09 09:50:49" },
  { height:  593565 , difficulty:  50011604 , date:  "2015-08-09 09:54:50" },
  { height:  593566 , difficulty:  49978666 , date:  "2015-08-09 09:59:40" },
  { height:  593567 , difficulty:  49955024 , date:  "2015-08-09 10:00:33" },
  { height:  593568 , difficulty:  49639915 , date:  "2015-08-09 10:00:52" },
  { height:  593569 , difficulty:  49708993 , date:  "2015-08-09 10:03:27" },
  { height:  593570 , difficulty:  49583714 , date:  "2015-08-09 10:04:38" },
  { height:  593571 , difficulty:  49681260 , date:  "2015-08-09 10:08:08" },
  { height:  593572 , difficulty:  49670242 , date:  "2015-08-09 10:09:18" },
  { height:  593573 , difficulty:  49640408 , date:  "2015-08-09 10:12:24" },
  { height:  593574 , difficulty:  49641364 , date:  "2015-08-09 10:17:06" },
  { height:  593575 , difficulty:  49640460 , date:  "2015-08-09 10:18:24" },
  { height:  593576 , difficulty:  49637080 , date:  "2015-08-09 10:24:15" },
  { height:  593577 , difficulty:  49797846 , date:  "2015-08-09 10:24:17" },
  { height:  593578 , difficulty:  49750792 , date:  "2015-08-09 10:34:13" },
  { height:  593579 , difficulty:  49695910 , date:  "2015-08-09 10:36:17" },
  { height:  593580 , difficulty:  49514728 , date:  "2015-08-09 10:36:20" },
  { height:  593581 , difficulty:  49470949 , date:  "2015-08-09 10:38:07" },
  { height:  593582 , difficulty:  49328024 , date:  "2015-08-09 10:38:52" },
  { height:  593583 , difficulty:  49209144 , date:  "2015-08-09 10:39:33" },
  { height:  593584 , difficulty:  49499131 , date:  "2015-08-09 10:43:10" },
  { height:  593585 , difficulty:  49461238 , date:  "2015-08-09 10:44:07" },
  { height:  593586 , difficulty:  49304545 , date:  "2015-08-09 10:51:27" },
  { height:  593587 , difficulty:  48848705 , date:  "2015-08-09 10:52:11" },
  { height:  593588 , difficulty:  49079798 , date:  "2015-08-09 10:52:20" },
  { height:  593589 , difficulty:  49191744 , date:  "2015-08-09 10:52:26" },
  { height:  593590 , difficulty:  49318443 , date:  "2015-08-09 10:54:28" },
  { height:  593591 , difficulty:  49652796 , date:  "2015-08-09 10:56:46" },
  { height:  593592 , difficulty:  49649270 , date:  "2015-08-09 10:58:55" },
  { height:  593593 , difficulty:  49569597 , date:  "2015-08-09 10:58:58" },
  { height:  593594 , difficulty:  49568910 , date:  "2015-08-09 11:09:11" },
  { height:  593595 , difficulty:  49558873 , date:  "2015-08-09 11:09:15" },
  { height:  593596 , difficulty:  49648584 , date:  "2015-08-09 11:12:42" },
  { height:  593597 , difficulty:  49591307 , date:  "2015-08-09 11:12:46" },
  { height:  593598 , difficulty:  49458124 , date:  "2015-08-09 11:13:06" },
  { height:  593599 , difficulty:  49481706 , date:  "2015-08-09 11:20:27" },
  { height:  593600 , difficulty:  49401651 , date:  "2015-08-09 11:22:10" },
  { height:  593601 , difficulty:  49425613 , date:  "2015-08-09 11:22:40" },
  { height:  593602 , difficulty:  49323941 , date:  "2015-08-09 11:27:01" },
  { height:  593603 , difficulty:  49270726 , date:  "2015-08-09 11:27:04" },
  { height:  593604 , difficulty:  49337710 , date:  "2015-08-09 11:27:19" },
  { height:  593605 , difficulty:  49345174 , date:  "2015-08-09 11:29:06" },
  { height:  593606 , difficulty:  49208983 , date:  "2015-08-09 11:29:10" },
  { height:  593607 , difficulty:  49622646 , date:  "2015-08-09 11:32:17" },
  { height:  593608 , difficulty:  49681877 , date:  "2015-08-09 11:38:11" },
  { height:  593609 , difficulty:  49652553 , date:  "2015-08-09 11:38:16" },
  { height:  593610 , difficulty:  49609931 , date:  "2015-08-09 11:40:57" },
  { height:  593611 , difficulty:  49572844 , date:  "2015-08-09 11:40:59" },
  { height:  593612 , difficulty:  49543492 , date:  "2015-08-09 11:44:39" },
  { height:  593613 , difficulty:  49487543 , date:  "2015-08-09 11:45:34" },
  { height:  593614 , difficulty:  49490386 , date:  "2015-08-09 11:49:13" },
  { height:  593615 , difficulty:  49491366 , date:  "2015-08-09 11:50:14" },
  { height:  593616 , difficulty:  49708289 , date:  "2015-08-09 11:54:39" },
  { height:  593617 , difficulty:  49612032 , date:  "2015-08-09 11:54:41" },
  { height:  593618 , difficulty:  49650588 , date:  "2015-08-09 12:01:30" },
  { height:  593619 , difficulty:  49597616 , date:  "2015-08-09 12:01:36" },
  { height:  593620 , difficulty:  49434671 , date:  "2015-08-09 12:03:11" },
  { height:  593621 , difficulty:  49526220 , date:  "2015-08-09 12:03:12" },
  { height:  593622 , difficulty:  49396433 , date:  "2015-08-09 12:08:59" },
  { height:  593623 , difficulty:  49473482 , date:  "2015-08-09 12:11:36" },
  { height:  593624 , difficulty:  49535723 , date:  "2015-08-09 12:11:41" },
  { height:  593625 , difficulty:  49548752 , date:  "2015-08-09 12:14:18" },
  { height:  593626 , difficulty:  49493792 , date:  "2015-08-09 12:14:52" },
  { height:  593627 , difficulty:  49826858 , date:  "2015-08-09 12:21:37" },
  { height:  593628 , difficulty:  49792069 , date:  "2015-08-09 12:32:32" },
  { height:  593629 , difficulty:  49829349 , date:  "2015-08-09 12:32:39" },
  { height:  593630 , difficulty:  49639446 , date:  "2015-08-09 12:34:15" },
  { height:  593631 , difficulty:  49750322 , date:  "2015-08-09 12:34:20" },
  { height:  593632 , difficulty:  49670243 , date:  "2015-08-09 12:34:33" },
  { height:  593633 , difficulty:  49876854 , date:  "2015-08-09 12:39:32" },
  { height:  593634 , difficulty:  50041353 , date:  "2015-08-09 12:39:33" },
  { height:  593635 , difficulty:  49954651 , date:  "2015-08-09 12:44:17" },
  { height:  593636 , difficulty:  49812995 , date:  "2015-08-09 12:58:19" },
  { height:  593637 , difficulty:  49899260 , date:  "2015-08-09 12:58:25" },
  { height:  593638 , difficulty:  50009359 , date:  "2015-08-09 13:02:49" },
  { height:  593639 , difficulty:  49837201 , date:  "2015-08-09 13:02:55" },
  { height:  593640 , difficulty:  49801186 , date:  "2015-08-09 13:08:04" },
  { height:  593641 , difficulty:  49964583 , date:  "2015-08-09 13:08:08" },
  { height:  593642 , difficulty:  50012062 , date:  "2015-08-09 13:14:41" },
  { height:  593643 , difficulty:  50048594 , date:  "2015-08-09 13:20:32" },
  { height:  593644 , difficulty:  50056566 , date:  "2015-08-09 13:20:36" },
  { height:  593645 , difficulty:  50027445 , date:  "2015-08-09 13:22:08" },
  { height:  593646 , difficulty:  50044946 , date:  "2015-08-09 13:23:28" },
  { height:  593647 , difficulty:  49965225 , date:  "2015-08-09 13:23:51" },
  { height:  593648 , difficulty:  50061007 , date:  "2015-08-09 13:25:13" },
  { height:  593649 , difficulty:  50017858 , date:  "2015-08-09 13:25:15" },
  { height:  593650 , difficulty:  49962836 , date:  "2015-08-09 13:25:42" },
  { height:  593651 , difficulty:  49935635 , date:  "2015-08-09 13:26:07" },
  { height:  593652 , difficulty:  49812950 , date:  "2015-08-09 13:27:19" },
  { height:  593653 , difficulty:  49909664 , date:  "2015-08-09 13:27:42" },
  { height:  593654 , difficulty:  49745406 , date:  "2015-08-09 13:33:19" },
  { height:  593655 , difficulty:  49856824 , date:  "2015-08-09 13:36:24" },
  { height:  593656 , difficulty:  49852932 , date:  "2015-08-09 13:38:14" },
  { height:  593657 , difficulty:  49858355 , date:  "2015-08-09 13:40:59" },
  { height:  593658 , difficulty:  49844775 , date:  "2015-08-09 13:41:05" },
  { height:  593659 , difficulty:  49935838 , date:  "2015-08-09 13:48:18" },
  { height:  593660 , difficulty:  49885969 , date:  "2015-08-09 13:52:27" },
  { height:  593661 , difficulty:  49950272 , date:  "2015-08-09 13:54:12" },
  { height:  593662 , difficulty:  49847906 , date:  "2015-08-09 13:55:22" },
  { height:  593663 , difficulty:  49960091 , date:  "2015-08-09 13:56:19" },
  { height:  593664 , difficulty:  50002451 , date:  "2015-08-09 13:56:21" },
  { height:  593665 , difficulty:  50082126 , date:  "2015-08-09 13:59:04" },
  { height:  593666 , difficulty:  50100855 , date:  "2015-08-09 13:59:07" },
  { height:  593667 , difficulty:  50068951 , date:  "2015-08-09 14:01:38" },
  { height:  593668 , difficulty:  50268315 , date:  "2015-08-09 14:05:28" },
  { height:  593669 , difficulty:  50427335 , date:  "2015-08-09 14:07:28" },
  { height:  593670 , difficulty:  50227164 , date:  "2015-08-09 14:11:10" },
  { height:  593671 , difficulty:  50270179 , date:  "2015-08-09 14:12:21" },
  { height:  593672 , difficulty:  50289498 , date:  "2015-08-09 14:16:24" },
  { height:  593673 , difficulty:  50303509 , date:  "2015-08-09 14:16:29" },
  { height:  593674 , difficulty:  50344429 , date:  "2015-08-09 14:22:26" },
  { height:  593675 , difficulty:  50229306 , date:  "2015-08-09 14:27:07" },
  { height:  593676 , difficulty:  50321546 , date:  "2015-08-09 14:27:09" },
  { height:  593677 , difficulty:  50443891 , date:  "2015-08-09 14:27:16" },
  { height:  593678 , difficulty:  50364901 , date:  "2015-08-09 14:29:24" },
  { height:  593679 , difficulty:  50472230 , date:  "2015-08-09 14:32:22" },
  { height:  593680 , difficulty:  50506572 , date:  "2015-08-09 14:32:37" },
  { height:  593681 , difficulty:  50573287 , date:  "2015-08-09 14:40:53" },
  { height:  593682 , difficulty:  50639738 , date:  "2015-08-09 14:42:40" },
  { height:  593683 , difficulty:  50872357 , date:  "2015-08-09 14:44:58" },
  { height:  593684 , difficulty:  50742149 , date:  "2015-08-09 14:47:39" },
  { height:  593685 , difficulty:  51286541 , date:  "2015-08-09 14:50:58" },
  { height:  593686 , difficulty:  51287397 , date:  "2015-08-09 14:51:04" },
  { height:  593687 , difficulty:  51432657 , date:  "2015-08-09 14:51:40" },
  { height:  593688 , difficulty:  51342517 , date:  "2015-08-09 14:51:45" },
  { height:  593689 , difficulty:  51377134 , date:  "2015-08-09 14:55:17" },
  { height:  593690 , difficulty:  51366968 , date:  "2015-08-09 14:57:11" },
  { height:  593691 , difficulty:  51383456 , date:  "2015-08-09 14:57:15" },
  { height:  593692 , difficulty:  51313189 , date:  "2015-08-09 14:58:36" },
  { height:  593693 , difficulty:  51467027 , date:  "2015-08-09 14:59:46" },
  { height:  593694 , difficulty:  51351161 , date:  "2015-08-09 15:05:12" },
  { height:  593695 , difficulty:  51586463 , date:  "2015-08-09 15:05:57" },
  { height:  593696 , difficulty:  51537228 , date:  "2015-08-09 15:06:03" },
  { height:  593697 , difficulty:  51609946 , date:  "2015-08-09 15:09:33" },
  { height:  593698 , difficulty:  51474723 , date:  "2015-08-09 15:12:15" },
  { height:  593699 , difficulty:  51431079 , date:  "2015-08-09 15:13:20" },
  { height:  593700 , difficulty:  51415493 , date:  "2015-08-09 15:14:59" },
  { height:  593701 , difficulty:  51395138 , date:  "2015-08-09 15:18:11" },
  { height:  593702 , difficulty:  51537275 , date:  "2015-08-09 15:19:55" },
  { height:  593703 , difficulty:  51469657 , date:  "2015-08-09 15:19:56" },
  { height:  593704 , difficulty:  51319315 , date:  "2015-08-09 15:23:46" },
  { height:  593705 , difficulty:  51549782 , date:  "2015-08-09 15:23:51" },
  { height:  593706 , difficulty:  51592465 , date:  "2015-08-09 15:25:23" },
  { height:  593707 , difficulty:  51641224 , date:  "2015-08-09 15:26:21" },
  { height:  593708 , difficulty:  51729317 , date:  "2015-08-09 15:26:25" },
  { height:  593709 , difficulty:  51613040 , date:  "2015-08-09 15:28:37" },
  { height:  593710 , difficulty:  51628791 , date:  "2015-08-09 15:31:24" },
  { height:  593711 , difficulty:  51633667 , date:  "2015-08-09 15:38:14" },
  { height:  593712 , difficulty:  51657852 , date:  "2015-08-09 15:39:06" },
  { height:  593713 , difficulty:  51701858 , date:  "2015-08-09 15:40:20" },
  { height:  593714 , difficulty:  51598277 , date:  "2015-08-09 15:40:26" },
  { height:  593715 , difficulty:  51739102 , date:  "2015-08-09 15:49:03" },
  { height:  593716 , difficulty:  51659825 , date:  "2015-08-09 15:50:02" },
  { height:  593717 , difficulty:  51817885 , date:  "2015-08-09 15:53:51" },
  { height:  593718 , difficulty:  51819873 , date:  "2015-08-09 15:54:04" },
  { height:  593719 , difficulty:  51863382 , date:  "2015-08-09 15:59:22" },
  { height:  593720 , difficulty:  51893657 , date:  "2015-08-09 15:59:24" },
  { height:  593721 , difficulty:  51976365 , date:  "2015-08-09 15:59:49" },
  { height:  593722 , difficulty:  51935678 , date:  "2015-08-09 16:02:28" },
  { height:  593723 , difficulty:  52023254 , date:  "2015-08-09 16:05:18" },
  { height:  593724 , difficulty:  52157844 , date:  "2015-08-09 16:18:26" },
  { height:  593725 , difficulty:  52223433 , date:  "2015-08-09 16:22:25" },
  { height:  593726 , difficulty:  52210815 , date:  "2015-08-09 16:32:34" },
  { height:  593727 , difficulty:  52188419 , date:  "2015-08-09 16:33:00" },
  { height:  593728 , difficulty:  52235018 , date:  "2015-08-09 16:34:28" },
  { height:  593729 , difficulty:  52214405 , date:  "2015-08-09 16:40:48" },
  { height:  593730 , difficulty:  52324680 , date:  "2015-08-09 16:40:55" },
  { height:  593731 , difficulty:  52334426 , date:  "2015-08-09 16:44:28" },
  { height:  593732 , difficulty:  52395584 , date:  "2015-08-09 16:44:30" },
  { height:  593733 , difficulty:  52322937 , date:  "2015-08-09 16:50:32" },
  { height:  593734 , difficulty:  52408269 , date:  "2015-08-09 16:50:44" },
  { height:  593735 , difficulty:  52408527 , date:  "2015-08-09 16:50:50" },
  { height:  593736 , difficulty:  52529691 , date:  "2015-08-09 16:56:54" },
  { height:  593737 , difficulty:  52546361 , date:  "2015-08-09 16:57:00" },
  { height:  593738 , difficulty:  52640657 , date:  "2015-08-09 16:57:21" },
  { height:  593739 , difficulty:  52715694 , date:  "2015-08-09 16:57:25" },
  { height:  593740 , difficulty:  52880071 , date:  "2015-08-09 17:03:49" },
  { height:  593741 , difficulty:  52818022 , date:  "2015-08-09 17:03:59" },
  { height:  593742 , difficulty:  52935172 , date:  "2015-08-09 17:04:57" },
  { height:  593743 , difficulty:  52962547 , date:  "2015-08-09 17:07:26" },
  { height:  593744 , difficulty:  53010013 , date:  "2015-08-09 17:13:24" },
  { height:  593745 , difficulty:  53031863 , date:  "2015-08-09 17:13:31" },
  { height:  593746 , difficulty:  52939221 , date:  "2015-08-09 17:17:47" },
  { height:  593747 , difficulty:  53148544 , date:  "2015-08-09 17:17:53" },
  { height:  593748 , difficulty:  53123227 , date:  "2015-08-09 17:19:05" },
  { height:  593749 , difficulty:  53186153 , date:  "2015-08-09 17:19:46" },
  { height:  593750 , difficulty:  53070580 , date:  "2015-08-09 17:21:05" },
  { height:  593751 , difficulty:  53043394 , date:  "2015-08-09 17:24:06" },
  { height:  593752 , difficulty:  53040123 , date:  "2015-08-09 17:24:10" },
  { height:  593753 , difficulty:  53214449 , date:  "2015-08-09 17:27:15" },
  { height:  593754 , difficulty:  53342263 , date:  "2015-08-09 17:27:20" },
  { height:  593755 , difficulty:  53286181 , date:  "2015-08-09 17:27:47" },
  { height:  593756 , difficulty:  53295431 , date:  "2015-08-09 17:27:55" },
  { height:  593757 , difficulty:  53212737 , date:  "2015-08-09 17:36:45" },
  { height:  593758 , difficulty:  53234728 , date:  "2015-08-09 17:39:56" },
  { height:  593759 , difficulty:  53207473 , date:  "2015-08-09 17:40:00" },
  { height:  593760 , difficulty:  53138649 , date:  "2015-08-09 17:43:45" },
  { height:  593761 , difficulty:  53100671 , date:  "2015-08-09 17:43:48" },
  { height:  593762 , difficulty:  53174502 , date:  "2015-08-09 17:44:31" },
  { height:  593763 , difficulty:  53379765 , date:  "2015-08-09 17:45:54" },
  { height:  593764 , difficulty:  53374036 , date:  "2015-08-09 17:48:25" },
  { height:  593765 , difficulty:  53467430 , date:  "2015-08-09 17:49:09" },
  { height:  593766 , difficulty:  53827851 , date:  "2015-08-09 17:50:48" },
  { height:  593767 , difficulty:  54234846 , date:  "2015-08-09 17:52:27" },
  { height:  593768 , difficulty:  54193603 , date:  "2015-08-09 17:56:19" },
  { height:  593769 , difficulty:  54492497 , date:  "2015-08-09 17:56:26" },
  { height:  593770 , difficulty:  54363586 , date:  "2015-08-09 17:57:53" },
  { height:  593771 , difficulty:  54343008 , date:  "2015-08-09 17:58:03" },
  { height:  593772 , difficulty:  54344529 , date:  "2015-08-09 18:00:20" },
  { height:  593773 , difficulty:  54426415 , date:  "2015-08-09 18:00:22" },
  { height:  593774 , difficulty:  54354758 , date:  "2015-08-09 18:10:10" },
  { height:  593775 , difficulty:  54346998 , date:  "2015-08-09 18:11:39" },
  { height:  593776 , difficulty:  54324348 , date:  "2015-08-09 18:18:35" },
  { height:  593777 , difficulty:  54273187 , date:  "2015-08-09 18:18:37" },
  { height:  593778 , difficulty:  54559880 , date:  "2015-08-09 18:24:46" },
  { height:  593779 , difficulty:  54570786 , date:  "2015-08-09 18:24:50" },
  { height:  593780 , difficulty:  54600852 , date:  "2015-08-09 18:24:57" },
  { height:  593781 , difficulty:  54944183 , date:  "2015-08-09 18:25:26" },
  { height:  593782 , difficulty:  54899621 , date:  "2015-08-09 18:28:11" },
  { height:  593783 , difficulty:  55029384 , date:  "2015-08-09 18:31:51" },
  { height:  593784 , difficulty:  55085285 , date:  "2015-08-09 18:31:52" },
  { height:  593785 , difficulty:  55168976 , date:  "2015-08-09 18:33:11" },
  { height:  593786 , difficulty:  55235565 , date:  "2015-08-09 18:35:47" },
  { height:  593787 , difficulty:  55088597 , date:  "2015-08-09 18:36:01" },
  { height:  593788 , difficulty:  55206351 , date:  "2015-08-09 18:37:01" },
  { height:  593789 , difficulty:  55232985 , date:  "2015-08-09 18:39:24" },
  { height:  593790 , difficulty:  55472433 , date:  "2015-08-09 18:45:18" },
  { height:  593791 , difficulty:  55315913 , date:  "2015-08-09 18:46:48" },
  { height:  593792 , difficulty:  55327124 , date:  "2015-08-09 18:46:52" },
  { height:  593793 , difficulty:  55501404 , date:  "2015-08-09 18:51:49" },
  { height:  593794 , difficulty:  55491837 , date:  "2015-08-09 18:54:48" },
  { height:  593795 , difficulty:  55373587 , date:  "2015-08-09 18:54:54" },
  { height:  593796 , difficulty:  55835601 , date:  "2015-08-09 19:02:29" },
  { height:  593797 , difficulty:  56180916 , date:  "2015-08-09 19:02:36" },
  { height:  593798 , difficulty:  56225882 , date:  "2015-08-09 19:08:59" },
  { height:  593799 , difficulty:  56305393 , date:  "2015-08-09 19:09:04" },
  { height:  593800 , difficulty:  56265423 , date:  "2015-08-09 19:09:33" },
  { height:  593801 , difficulty:  56205696 , date:  "2015-08-09 19:09:59" },
  { height:  593802 , difficulty:  56043390 , date:  "2015-08-09 19:10:18" },
  { height:  593803 , difficulty:  56104683 , date:  "2015-08-09 19:16:49" },
  { height:  593804 , difficulty:  56080054 , date:  "2015-08-09 19:18:41" },
  { height:  593805 , difficulty:  55938919 , date:  "2015-08-09 19:18:45" },
  { height:  593806 , difficulty:  56213294 , date:  "2015-08-09 19:19:20" },
  { height:  593807 , difficulty:  56176477 , date:  "2015-08-09 19:22:46" },
  { height:  593808 , difficulty:  56180235 , date:  "2015-08-09 19:22:52" },
  { height:  593809 , difficulty:  56107701 , date:  "2015-08-09 19:26:20" },
  { height:  593810 , difficulty:  56522186 , date:  "2015-08-09 19:26:22" },
  { height:  593811 , difficulty:  56656349 , date:  "2015-08-09 19:29:56" },
  { height:  593812 , difficulty:  56707678 , date:  "2015-08-09 19:30:15" },
  { height:  593813 , difficulty:  56803229 , date:  "2015-08-09 19:31:38" },
  { height:  593814 , difficulty:  56828413 , date:  "2015-08-09 19:46:25" },
  { height:  593815 , difficulty:  56882206 , date:  "2015-08-09 19:53:06" },
  { height:  593816 , difficulty:  56718190 , date:  "2015-08-09 19:53:09" },
  { height:  593817 , difficulty:  56794467 , date:  "2015-08-09 19:55:34" },
  { height:  593818 , difficulty:  56926777 , date:  "2015-08-09 19:58:01" },
  { height:  593819 , difficulty:  56857844 , date:  "2015-08-09 19:58:03" },
  { height:  593820 , difficulty:  56754007 , date:  "2015-08-09 20:02:54" },
  { height:  593821 , difficulty:  56767390 , date:  "2015-08-09 20:02:55" },
  { height:  593822 , difficulty:  56708754 , date:  "2015-08-09 20:06:00" },
  { height:  593823 , difficulty:  57032279 , date:  "2015-08-09 20:07:58" },
  { height:  593824 , difficulty:  57156521 , date:  "2015-08-09 20:19:13" },
  { height:  593825 , difficulty:  57164000 , date:  "2015-08-09 20:19:16" },
  { height:  593826 , difficulty:  57179162 , date:  "2015-08-09 20:26:19" },
  { height:  593827 , difficulty:  57444134 , date:  "2015-08-09 20:26:21" },
  { height:  593828 , difficulty:  57637916 , date:  "2015-08-09 20:26:29" },
  { height:  593829 , difficulty:  57556104 , date:  "2015-08-09 20:34:01" },
  { height:  593830 , difficulty:  57549194 , date:  "2015-08-09 20:38:10" },
  { height:  593831 , difficulty:  57649900 , date:  "2015-08-09 20:38:16" },
  { height:  593832 , difficulty:  57652619 , date:  "2015-08-09 20:46:32" },
  { height:  593833 , difficulty:  57430547 , date:  "2015-08-09 20:46:37" },
  { height:  593834 , difficulty:  57367541 , date:  "2015-08-09 20:46:50" },
  { height:  593835 , difficulty:  57379395 , date:  "2015-08-09 21:03:14" },
  { height:  593836 , difficulty:  57344806 , date:  "2015-08-09 21:03:16" },
  { height:  593837 , difficulty:  57591936 , date:  "2015-08-09 21:11:45" },
  { height:  593838 , difficulty:  57634648 , date:  "2015-08-09 21:11:52" },
  { height:  593839 , difficulty:  57655095 , date:  "2015-08-09 21:12:52" },
  { height:  593840 , difficulty:  57596323 , date:  "2015-08-09 21:13:27" },
  { height:  593841 , difficulty:  57618419 , date:  "2015-08-09 21:19:46" },
  { height:  593842 , difficulty:  57970000 , date:  "2015-08-09 21:23:23" },
  { height:  593843 , difficulty:  57955095 , date:  "2015-08-09 21:37:26" },
  { height:  593844 , difficulty:  57888083 , date:  "2015-08-09 21:37:29" },
  { height:  593845 , difficulty:  57903237 , date:  "2015-08-09 21:38:50" },
  { height:  593846 , difficulty:  58066191 , date:  "2015-08-09 21:54:28" },
  { height:  593847 , difficulty:  58172312 , date:  "2015-08-09 21:57:22" },
  { height:  593848 , difficulty:  58274301 , date:  "2015-08-09 21:57:28" },
  { height:  593849 , difficulty:  58353515 , date:  "2015-08-09 22:06:50" },
  { height:  593850 , difficulty:  58084939 , date:  "2015-08-09 22:13:24" },
  { height:  593851 , difficulty:  58047796 , date:  "2015-08-09 22:16:01" },
  { height:  593852 , difficulty:  57897440 , date:  "2015-08-09 22:21:20" },
  { height:  593853 , difficulty:  58087616 , date:  "2015-08-09 22:21:25" },
  { height:  593854 , difficulty:  58250867 , date:  "2015-08-09 22:23:32" },
  { height:  593855 , difficulty:  58368454 , date:  "2015-08-09 22:27:33" },
  { height:  593856 , difficulty:  58397661 , date:  "2015-08-09 22:39:52" },
  { height:  593857 , difficulty:  58425791 , date:  "2015-08-09 22:44:02" },
  { height:  593858 , difficulty:  58437604 , date:  "2015-08-09 22:50:22" },
  { height:  593859 , difficulty:  58372306 , date:  "2015-08-09 22:50:23" },
  { height:  593860 , difficulty:  58548097 , date:  "2015-08-09 23:01:29" },
  { height:  593861 , difficulty:  58512129 , date:  "2015-08-09 23:01:31" },
  { height:  593862 , difficulty:  58478059 , date:  "2015-08-09 23:12:14" },
  { height:  593863 , difficulty:  58492052 , date:  "2015-08-09 23:12:20" },
  { height:  593864 , difficulty:  58600766 , date:  "2015-08-09 23:13:20" },
  { height:  593865 , difficulty:  58552676 , date:  "2015-08-09 23:13:26" },
  { height:  593866 , difficulty:  58505695 , date:  "2015-08-09 23:14:33" },
  { height:  593867 , difficulty:  58624171 , date:  "2015-08-09 23:14:36" },
  { height:  593868 , difficulty:  58686433 , date:  "2015-08-09 23:15:35" },
  { height:  593869 , difficulty:  59002969 , date:  "2015-08-09 23:15:45" },
  { height:  593870 , difficulty:  58921810 , date:  "2015-08-09 23:18:01" },
  { height:  593871 , difficulty:  59152376 , date:  "2015-08-09 23:19:31" },
  { height:  593872 , difficulty:  58944500 , date:  "2015-08-09 23:25:38" },
  { height:  593873 , difficulty:  59209460 , date:  "2015-08-09 23:28:29" },
  { height:  593874 , difficulty:  59096857 , date:  "2015-08-09 23:35:46" },
  { height:  593875 , difficulty:  59302536 , date:  "2015-08-09 23:36:56" },
  { height:  593876 , difficulty:  59294608 , date:  "2015-08-09 23:37:01" },
  { height:  593877 , difficulty:  59301503 , date:  "2015-08-09 23:45:27" },
  { height:  593878 , difficulty:  59598712 , date:  "2015-08-09 23:48:59" },
  { height:  593879 , difficulty:  59536964 , date:  "2015-08-09 23:49:05" },
  { height:  593880 , difficulty:  59491445 , date:  "2015-08-10 00:12:48" },
  { height:  593881 , difficulty:  59978512 , date:  "2015-08-10 00:13:41" },
  { height:  593882 , difficulty:  60125190 , date:  "2015-08-10 00:13:50" },
  { height:  593883 , difficulty:  60181996 , date:  "2015-08-10 00:17:55" },
  { height:  593884 , difficulty:  60452780 , date:  "2015-08-10 00:17:56" },
  { height:  593885 , difficulty:  60441145 , date:  "2015-08-10 00:18:00" },
  { height:  593886 , difficulty:  60491592 , date:  "2015-08-10 00:22:11" },
  { height:  593887 , difficulty:  60572045 , date:  "2015-08-10 00:22:35" },
  { height:  593888 , difficulty:  61067294 , date:  "2015-08-10 00:26:05" },
  { height:  593889 , difficulty:  61341491 , date:  "2015-08-10 00:30:32" },
  { height:  593890 , difficulty:  61082076 , date:  "2015-08-10 00:32:28" },
  { height:  593891 , difficulty:  61209931 , date:  "2015-08-10 00:34:02" },
  { height:  593892 , difficulty:  61215986 , date:  "2015-08-10 00:34:12" },
  { height:  593893 , difficulty:  61276443 , date:  "2015-08-10 00:34:52" },
  { height:  593894 , difficulty:  61264658 , date:  "2015-08-10 00:38:33" },
  { height:  593895 , difficulty:  61304975 , date:  "2015-08-10 00:39:50" },
  { height:  593896 , difficulty:  61213109 , date:  "2015-08-10 00:46:30" },
  { height:  593897 , difficulty:  61222034 , date:  "2015-08-10 00:56:38" },
  { height:  593898 , difficulty:  61156363 , date:  "2015-08-10 01:00:22" },
  { height:  593899 , difficulty:  61422983 , date:  "2015-08-10 01:11:11" },
  { height:  593900 , difficulty:  61092457 , date:  "2015-08-10 01:11:13" },
  { height:  593901 , difficulty:  61108306 , date:  "2015-08-10 01:18:03" },
  { height:  593902 , difficulty:  61025908 , date:  "2015-08-10 01:19:19" },
  { height:  593903 , difficulty:  61061129 , date:  "2015-08-10 01:24:46" },
  { height:  593904 , difficulty:  61066159 , date:  "2015-08-10 01:24:51" },
  { height:  593905 , difficulty:  60920270 , date:  "2015-08-10 02:00:46" },
  { height:  593906 , difficulty:  60826379 , date:  "2015-08-10 02:00:52" },
  { height:  593907 , difficulty:  60944711 , date:  "2015-08-10 02:05:20" },
  { height:  593908 , difficulty:  60783446 , date:  "2015-08-10 02:08:13" },
  { height:  593909 , difficulty:  61088372 , date:  "2015-08-10 02:08:17" },
  { height:  593910 , difficulty:  61193424 , date:  "2015-08-10 02:13:01" },
  { height:  593911 , difficulty:  60714665 , date:  "2015-08-10 02:13:06" },
  { height:  593912 , difficulty:  60760888 , date:  "2015-08-10 02:15:39" },
  { height:  593913 , difficulty:  60519675 , date:  "2015-08-10 02:17:34" },
  { height:  593914 , difficulty:  60576871 , date:  "2015-08-10 02:18:09" },
  { height:  593915 , difficulty:  60672719 , date:  "2015-08-10 02:25:10" },
  { height:  593916 , difficulty:  60977751 , date:  "2015-08-10 02:26:41" },
  { height:  593917 , difficulty:  60959477 , date:  "2015-08-10 02:32:28" },
  { height:  593918 , difficulty:  60894483 , date:  "2015-08-10 02:33:56" },
  { height:  593919 , difficulty:  60497189 , date:  "2015-08-10 02:36:28" },
  { height:  593920 , difficulty:  60769407 , date:  "2015-08-10 02:47:13" },
  { height:  593921 , difficulty:  61192508 , date:  "2015-08-10 02:48:16" },
  { height:  593922 , difficulty:  60840876 , date:  "2015-08-10 02:50:04" },
  { height:  593923 , difficulty:  60766300 , date:  "2015-08-10 02:56:42" },
  { height:  593924 , difficulty:  60784736 , date:  "2015-08-10 02:56:47" },
  { height:  593925 , difficulty:  60666815 , date:  "2015-08-10 02:57:23" },
  { height:  593926 , difficulty:  60728498 , date:  "2015-08-10 03:00:47" },
  { height:  593927 , difficulty:  60855591 , date:  "2015-08-10 03:00:50" },
  { height:  593928 , difficulty:  60989411 , date:  "2015-08-10 03:03:05" },
  { height:  593929 , difficulty:  61341973 , date:  "2015-08-10 03:13:27" },
  { height:  593930 , difficulty:  61288431 , date:  "2015-08-10 03:13:29" },
  { height:  593931 , difficulty:  61220439 , date:  "2015-08-10 03:15:16" },
  { height:  593932 , difficulty:  60908631 , date:  "2015-08-10 03:16:08" },
  { height:  593933 , difficulty:  61175983 , date:  "2015-08-10 03:16:15" },
  { height:  593934 , difficulty:  61076636 , date:  "2015-08-10 03:16:27" },
  { height:  593935 , difficulty:  61293938 , date:  "2015-08-10 03:21:41" },
  { height:  593936 , difficulty:  61272311 , date:  "2015-08-10 03:22:34" },
  { height:  593937 , difficulty:  61327882 , date:  "2015-08-10 03:23:55" },
  { height:  593938 , difficulty:  61038628 , date:  "2015-08-10 03:24:10" },
  { height:  593939 , difficulty:  61337390 , date:  "2015-08-10 03:24:14" },
  { height:  593940 , difficulty:  61365274 , date:  "2015-08-10 03:27:48" },
  { height:  593941 , difficulty:  61372031 , date:  "2015-08-10 03:28:11" },
  { height:  593942 , difficulty:  61370789 , date:  "2015-08-10 03:32:00" },
  { height:  593943 , difficulty:  61381640 , date:  "2015-08-10 03:32:06" },
  { height:  593944 , difficulty:  61481020 , date:  "2015-08-10 03:38:03" },
  { height:  593945 , difficulty:  61553514 , date:  "2015-08-10 03:40:53" },
  { height:  593946 , difficulty:  61712321 , date:  "2015-08-10 03:40:57" },
  { height:  593947 , difficulty:  61680466 , date:  "2015-08-10 03:45:42" },
  { height:  593948 , difficulty:  62311552 , date:  "2015-08-10 03:50:43" },
  { height:  593949 , difficulty:  62322644 , date:  "2015-08-10 03:50:49" },
  { height:  593950 , difficulty:  62262993 , date:  "2015-08-10 03:53:47" },
  { height:  593951 , difficulty:  62240169 , date:  "2015-08-10 03:58:14" },
  { height:  593952 , difficulty:  62310946 , date:  "2015-08-10 04:03:40" },
  { height:  593953 , difficulty:  62844378 , date:  "2015-08-10 04:03:57" },
  { height:  593954 , difficulty:  62747177 , date:  "2015-08-10 04:04:03" },
  { height:  593955 , difficulty:  62854108 , date:  "2015-08-10 04:08:21" },
  { height:  593956 , difficulty:  62296798 , date:  "2015-08-10 04:11:26" },
  { height:  593957 , difficulty:  62394872 , date:  "2015-08-10 04:11:30" },
  { height:  593958 , difficulty:  62768761 , date:  "2015-08-10 04:13:52" },
  { height:  593959 , difficulty:  62655639 , date:  "2015-08-10 04:18:33" },
  { height:  593960 , difficulty:  62710835 , date:  "2015-08-10 04:20:02" },
  { height:  593961 , difficulty:  62876229 , date:  "2015-08-10 04:27:49" },
  { height:  593962 , difficulty:  62979403 , date:  "2015-08-10 04:27:55" },
  { height:  593963 , difficulty:  63037423 , date:  "2015-08-10 04:32:31" },
  { height:  593964 , difficulty:  63048105 , date:  "2015-08-10 04:34:18" },
  { height:  593965 , difficulty:  63168910 , date:  "2015-08-10 04:35:28" },
  { height:  593966 , difficulty:  63370504 , date:  "2015-08-10 04:37:39" },
  { height:  593967 , difficulty:  63593107 , date:  "2015-08-10 04:42:00" },
  { height:  593968 , difficulty:  64097159 , date:  "2015-08-10 04:42:50" },
  { height:  593969 , difficulty:  64183781 , date:  "2015-08-10 04:44:53" },
  { height:  593970 , difficulty:  64232597 , date:  "2015-08-10 04:48:24" },
  { height:  593971 , difficulty:  64208088 , date:  "2015-08-10 04:51:59" },
  { height:  593972 , difficulty:  64650598 , date:  "2015-08-10 04:55:17" },
  { height:  593973 , difficulty:  64391116 , date:  "2015-08-10 04:55:24" },
  { height:  593974 , difficulty:  64418190 , date:  "2015-08-10 04:58:19" },
  { height:  593975 , difficulty:  64146098 , date:  "2015-08-10 05:14:20" },
  { height:  593976 , difficulty:  64296213 , date:  "2015-08-10 05:17:41" },
  { height:  593977 , difficulty:  64144815 , date:  "2015-08-10 05:20:11" },
  { height:  593978 , difficulty:  64134921 , date:  "2015-08-10 05:20:16" },
  { height:  593979 , difficulty:  64006610 , date:  "2015-08-10 05:23:47" },
  { height:  593980 , difficulty:  64081200 , date:  "2015-08-10 05:26:26" },
  { height:  593981 , difficulty:  63048368 , date:  "2015-08-10 05:27:47" },
  { height:  593982 , difficulty:  63063699 , date:  "2015-08-10 05:28:22" },
  { height:  593983 , difficulty:  63104506 , date:  "2015-08-10 05:29:26" },
  { height:  593984 , difficulty:  63599151 , date:  "2015-08-10 05:43:51" },
  { height:  593985 , difficulty:  63613623 , date:  "2015-08-10 05:43:58" },
  { height:  593986 , difficulty:  63550726 , date:  "2015-08-10 05:47:49" },
  { height:  593987 , difficulty:  63753755 , date:  "2015-08-10 05:47:55" },
  { height:  593988 , difficulty:  63693119 , date:  "2015-08-10 05:51:00" },
  { height:  593989 , difficulty:  63654539 , date:  "2015-08-10 05:53:03" },
  { height:  593990 , difficulty:  64039452 , date:  "2015-08-10 06:02:11" },
  { height:  593991 , difficulty:  63828922 , date:  "2015-08-10 06:02:17" },
  { height:  593992 , difficulty:  63991682 , date:  "2015-08-10 06:06:36" },
  { height:  593993 , difficulty:  63898594 , date:  "2015-08-10 06:11:13" },
  { height:  593994 , difficulty:  63867373 , date:  "2015-08-10 06:13:29" },
  { height:  593995 , difficulty:  63944895 , date:  "2015-08-10 06:13:33" },
  { height:  593996 , difficulty:  63844347 , date:  "2015-08-10 06:13:38" },
  { height:  593997 , difficulty:  63855822 , date:  "2015-08-10 06:18:39" },
  { height:  593998 , difficulty:  63813806 , date:  "2015-08-10 06:21:35" },
  { height:  593999 , difficulty:  63763737 , date:  "2015-08-10 06:21:50" },
  { height:  594000 , difficulty:  64243189 , date:  "2015-08-10 06:22:27" },
  { height:  594001 , difficulty:  64243709 , date:  "2015-08-10 06:25:29" },
  { height:  594002 , difficulty:  64260734 , date:  "2015-08-10 06:28:11" },
  { height:  594003 , difficulty:  64284083 , date:  "2015-08-10 06:31:07" },
  { height:  594004 , difficulty:  64273968 , date:  "2015-08-10 06:31:08" },
  { height:  594005 , difficulty:  64046731 , date:  "2015-08-10 06:31:35" },
  { height:  594006 , difficulty:  64151710 , date:  "2015-08-10 06:36:36" },
  { height:  594007 , difficulty:  64415609 , date:  "2015-08-10 06:41:23" },
  { height:  594008 , difficulty:  64403540 , date:  "2015-08-10 06:46:26" },
  { height:  594009 , difficulty:  64690439 , date:  "2015-08-10 06:46:32" },
  { height:  594010 , difficulty:  64808690 , date:  "2015-08-10 06:46:43" },
  { height:  594011 , difficulty:  64861193 , date:  "2015-08-10 06:48:48" },
  { height:  594012 , difficulty:  64850763 , date:  "2015-08-10 06:51:58" },
  { height:  594013 , difficulty:  65536963 , date:  "2015-08-10 06:52:01" },
  { height:  594014 , difficulty:  65544455 , date:  "2015-08-10 06:58:08" },
  { height:  594015 , difficulty:  65673383 , date:  "2015-08-10 07:03:03" },
  { height:  594016 , difficulty:  66115245 , date:  "2015-08-10 07:04:31" },
  { height:  594017 , difficulty:  66120872 , date:  "2015-08-10 07:13:11" },
  { height:  594018 , difficulty:  66108739 , date:  "2015-08-10 07:16:14" },
  { height:  594019 , difficulty:  66126842 , date:  "2015-08-10 07:17:42" },
  { height:  594020 , difficulty:  65942254 , date:  "2015-08-10 07:19:07" },
  { height:  594021 , difficulty:  66258717 , date:  "2015-08-10 07:20:54" },
  { height:  594022 , difficulty:  66274406 , date:  "2015-08-10 07:22:33" },
  { height:  594023 , difficulty:  66352604 , date:  "2015-08-10 07:23:50" },
  { height:  594024 , difficulty:  66314905 , date:  "2015-08-10 07:24:24" },
  { height:  594025 , difficulty:  66356036 , date:  "2015-08-10 07:25:19" },
  { height:  594026 , difficulty:  66317771 , date:  "2015-08-10 07:26:07" },
  { height:  594027 , difficulty:  66184581 , date:  "2015-08-10 07:33:55" },
  { height:  594028 , difficulty:  66262657 , date:  "2015-08-10 07:37:29" },
  { height:  594029 , difficulty:  66277117 , date:  "2015-08-10 07:42:53" },
  { height:  594030 , difficulty:  66431422 , date:  "2015-08-10 07:45:59" },
  { height:  594031 , difficulty:  66481200 , date:  "2015-08-10 07:49:10" },
  { height:  594032 , difficulty:  66398912 , date:  "2015-08-10 07:50:26" },
  { height:  594033 , difficulty:  66477208 , date:  "2015-08-10 07:50:30" },
  { height:  594034 , difficulty:  66573015 , date:  "2015-08-10 07:50:39" },
  { height:  594035 , difficulty:  66690826 , date:  "2015-08-10 07:50:58" },
  { height:  594036 , difficulty:  66675905 , date:  "2015-08-10 07:51:15" },
  { height:  594037 , difficulty:  66579045 , date:  "2015-08-10 08:00:40" },
  { height:  594038 , difficulty:  66610681 , date:  "2015-08-10 08:05:51" },
  { height:  594039 , difficulty:  66493852 , date:  "2015-08-10 08:05:54" },
  { height:  594040 , difficulty:  66924733 , date:  "2015-08-10 08:08:17" },
  { height:  594041 , difficulty:  66929899 , date:  "2015-08-10 08:11:58" },
  { height:  594042 , difficulty:  66973068 , date:  "2015-08-10 08:13:35" },
  { height:  594043 , difficulty:  66935519 , date:  "2015-08-10 08:19:51" },
  { height:  594044 , difficulty:  66934304 , date:  "2015-08-10 08:19:53" },
  { height:  594045 , difficulty:  67267920 , date:  "2015-08-10 08:30:27" },
  { height:  594046 , difficulty:  67196701 , date:  "2015-08-10 08:30:30" },
  { height:  594047 , difficulty:  67249069 , date:  "2015-08-10 08:31:16" },
  { height:  594048 , difficulty:  67782712 , date:  "2015-08-10 08:31:31" },
  { height:  594049 , difficulty:  67918508 , date:  "2015-08-10 08:34:35" },
  { height:  594050 , difficulty:  67843364 , date:  "2015-08-10 08:42:01" },
  { height:  594051 , difficulty:  67317069 , date:  "2015-08-10 08:42:47" },
  { height:  594052 , difficulty:  67630961 , date:  "2015-08-10 08:46:43" },
  { height:  594053 , difficulty:  67838896 , date:  "2015-08-10 08:46:46" },
  { height:  594054 , difficulty:  67878504 , date:  "2015-08-10 08:50:07" },
  { height:  594055 , difficulty:  68083232 , date:  "2015-08-10 08:51:21" },
  { height:  594056 , difficulty:  68017066 , date:  "2015-08-10 08:53:43" },
  { height:  594057 , difficulty:  68012875 , date:  "2015-08-10 08:53:46" },
  { height:  594058 , difficulty:  68066497 , date:  "2015-08-10 09:03:34" },
  { height:  594059 , difficulty:  68052786 , date:  "2015-08-10 09:10:39" },
  { height:  594060 , difficulty:  67615958 , date:  "2015-08-10 09:12:47" },
  { height:  594061 , difficulty:  67764089 , date:  "2015-08-10 09:15:26" },
  { height:  594062 , difficulty:  67717837 , date:  "2015-08-10 09:18:17" },
  { height:  594063 , difficulty:  67950275 , date:  "2015-08-10 09:18:22" },
  { height:  594064 , difficulty:  68121043 , date:  "2015-08-10 09:23:36" },
  { height:  594065 , difficulty:  68103966 , date:  "2015-08-10 09:25:23" },
  { height:  594066 , difficulty:  67825091 , date:  "2015-08-10 09:25:23" },
  { height:  594067 , difficulty:  67943694 , date:  "2015-08-10 09:26:49" },
  { height:  594068 , difficulty:  67817527 , date:  "2015-08-10 09:43:44" },
  { height:  594069 , difficulty:  67982251 , date:  "2015-08-10 09:43:49" },
  { height:  594070 , difficulty:  68077907 , date:  "2015-08-10 09:52:59" },
  { height:  594071 , difficulty:  68178286 , date:  "2015-08-10 09:53:00" },
  { height:  594072 , difficulty:  68818987 , date:  "2015-08-10 09:56:30" },
  { height:  594073 , difficulty:  68734427 , date:  "2015-08-10 09:56:34" },
  { height:  594074 , difficulty:  68738600 , date:  "2015-08-10 09:57:54" },
  { height:  594075 , difficulty:  68758036 , date:  "2015-08-10 09:58:05" },
  { height:  594076 , difficulty:  68785154 , date:  "2015-08-10 10:07:52" },
  { height:  594077 , difficulty:  68792650 , date:  "2015-08-10 10:07:57" },
  { height:  594078 , difficulty:  68724056 , date:  "2015-08-10 10:08:48" },
  { height:  594079 , difficulty:  68665450 , date:  "2015-08-10 10:11:37" },
  { height:  594080 , difficulty:  68892138 , date:  "2015-08-10 10:12:04" },
  { height:  594081 , difficulty:  69251471 , date:  "2015-08-10 10:12:14" },
  { height:  594082 , difficulty:  69094434 , date:  "2015-08-10 10:23:31" },
  { height:  594083 , difficulty:  68956629 , date:  "2015-08-10 10:24:13" },
  { height:  594084 , difficulty:  68824320 , date:  "2015-08-10 10:29:09" },
  { height:  594085 , difficulty:  69916792 , date:  "2015-08-10 10:36:57" },
  { height:  594086 , difficulty:  69940180 , date:  "2015-08-10 10:37:06" },
  { height:  594087 , difficulty:  70340092 , date:  "2015-08-10 10:37:32" },
  { height:  594088 , difficulty:  70392302 , date:  "2015-08-10 10:38:02" },
  { height:  594089 , difficulty:  70421485 , date:  "2015-08-10 10:40:23" },
  { height:  594090 , difficulty:  70355354 , date:  "2015-08-10 10:40:41" },
  { height:  594091 , difficulty:  70213085 , date:  "2015-08-10 10:42:22" },
  { height:  594092 , difficulty:  70212875 , date:  "2015-08-10 10:42:26" },
  { height:  594093 , difficulty:  70556165 , date:  "2015-08-10 10:51:56" },
  { height:  594094 , difficulty:  70472737 , date:  "2015-08-10 10:55:08" },
  { height:  594095 , difficulty:  70545659 , date:  "2015-08-10 10:55:43" },
  { height:  594096 , difficulty:  70562382 , date:  "2015-08-10 10:56:08" },
  { height:  594097 , difficulty:  70706497 , date:  "2015-08-10 10:56:11" },
  { height:  594098 , difficulty:  70692329 , date:  "2015-08-10 10:59:27" },
  { height:  594099 , difficulty:  70759294 , date:  "2015-08-10 11:06:54" },
  { height:  594100 , difficulty:  71115465 , date:  "2015-08-10 11:08:55" },
  { height:  594101 , difficulty:  71114638 , date:  "2015-08-10 11:11:07" },
  { height:  594102 , difficulty:  71446182 , date:  "2015-08-10 11:16:52" },
  { height:  594103 , difficulty:  71177271 , date:  "2015-08-10 11:16:52" },
  { height:  594104 , difficulty:  71417188 , date:  "2015-08-10 11:17:29" },
  { height:  594105 , difficulty:  71349106 , date:  "2015-08-10 11:23:13" },
  { height:  594106 , difficulty:  71437572 , date:  "2015-08-10 11:23:18" },
  { height:  594107 , difficulty:  71548402 , date:  "2015-08-10 11:23:22" },
  { height:  594108 , difficulty:  71533579 , date:  "2015-08-10 11:23:26" },
  { height:  594109 , difficulty:  71583586 , date:  "2015-08-10 11:30:43" },
  { height:  594110 , difficulty:  71721687 , date:  "2015-08-10 11:38:47" },
  { height:  594111 , difficulty:  71987040 , date:  "2015-08-10 11:39:07" },
  { height:  594112 , difficulty:  72009155 , date:  "2015-08-10 11:39:12" },
  { height:  594113 , difficulty:  71680764 , date:  "2015-08-10 11:46:13" },
  { height:  594114 , difficulty:  71623917 , date:  "2015-08-10 11:46:17" },
  { height:  594115 , difficulty:  72144272 , date:  "2015-08-10 11:49:34" },
  { height:  594116 , difficulty:  72083721 , date:  "2015-08-10 11:49:38" },
  { height:  594117 , difficulty:  72357440 , date:  "2015-08-10 11:52:58" },
  { height:  594118 , difficulty:  72501233 , date:  "2015-08-10 11:59:56" },
  { height:  594119 , difficulty:  72289335 , date:  "2015-08-10 11:59:58" },
  { height:  594120 , difficulty:  72492178 , date:  "2015-08-10 12:03:39" },
  { height:  594121 , difficulty:  72467989 , date:  "2015-08-10 12:07:18" },
  { height:  594122 , difficulty:  72558585 , date:  "2015-08-10 12:15:09" },
  { height:  594123 , difficulty:  72934194 , date:  "2015-08-10 12:15:15" },
  { height:  594124 , difficulty:  72966068 , date:  "2015-08-10 12:15:25" },
  { height:  594125 , difficulty:  73197042 , date:  "2015-08-10 12:15:26" },
  { height:  594126 , difficulty:  73040878 , date:  "2015-08-10 12:21:10" },
  { height:  594127 , difficulty:  73131587 , date:  "2015-08-10 12:21:19" },
  { height:  594128 , difficulty:  73017951 , date:  "2015-08-10 12:21:42" },
  { height:  594129 , difficulty:  73056859 , date:  "2015-08-10 12:23:56" },
  { height:  594130 , difficulty:  73029090 , date:  "2015-08-10 12:27:59" },
  { height:  594131 , difficulty:  73016797 , date:  "2015-08-10 12:28:21" },
  { height:  594132 , difficulty:  73116432 , date:  "2015-08-10 12:39:03" },
  { height:  594133 , difficulty:  73153968 , date:  "2015-08-10 12:39:08" },
  { height:  594134 , difficulty:  72907550 , date:  "2015-08-10 12:40:25" },
  { height:  594135 , difficulty:  72720449 , date:  "2015-08-10 12:40:39" },
  { height:  594136 , difficulty:  72705722 , date:  "2015-08-10 12:44:48" },
  { height:  594137 , difficulty:  72636841 , date:  "2015-08-10 12:45:10" },
  { height:  594138 , difficulty:  72661541 , date:  "2015-08-10 12:48:08" },
  { height:  594139 , difficulty:  72889748 , date:  "2015-08-10 12:57:52" },
  { height:  594140 , difficulty:  72886587 , date:  "2015-08-10 13:07:41" },
  { height:  594141 , difficulty:  73003233 , date:  "2015-08-10 13:20:37" },
  { height:  594142 , difficulty:  73042484 , date:  "2015-08-10 13:25:40" },
  { height:  594143 , difficulty:  73154353 , date:  "2015-08-10 13:25:43" },
  { height:  594144 , difficulty:  73166909 , date:  "2015-08-10 13:38:02" },
  { height:  594145 , difficulty:  73902620 , date:  "2015-08-10 13:38:09" },
  { height:  594146 , difficulty:  73571674 , date:  "2015-08-10 13:45:21" },
  { height:  594147 , difficulty:  74732789 , date:  "2015-08-10 13:53:40" },
  { height:  594148 , difficulty:  74638930 , date:  "2015-08-10 13:55:31" },
  { height:  594149 , difficulty:  74711803 , date:  "2015-08-10 13:57:33" },
  { height:  594150 , difficulty:  74764212 , date:  "2015-08-10 13:57:34" },
  { height:  594151 , difficulty:  74798700 , date:  "2015-08-10 14:05:15" },
  { height:  594152 , difficulty:  74435749 , date:  "2015-08-10 14:05:16" },
  { height:  594153 , difficulty:  74593816 , date:  "2015-08-10 14:10:25" },
  { height:  594154 , difficulty:  74670118 , date:  "2015-08-10 14:10:30" },
  { height:  594155 , difficulty:  74595410 , date:  "2015-08-10 14:22:33" },
  { height:  594156 , difficulty:  74931832 , date:  "2015-08-10 14:22:36" },
  { height:  594157 , difficulty:  75085827 , date:  "2015-08-10 14:23:46" },
  { height:  594158 , difficulty:  74714639 , date:  "2015-08-10 14:28:26" },
  { height:  594159 , difficulty:  75149948 , date:  "2015-08-10 14:30:25" },
  { height:  594160 , difficulty:  75203408 , date:  "2015-08-10 14:38:42" },
  { height:  594161 , difficulty:  75039258 , date:  "2015-08-10 14:40:03" },
  { height:  594162 , difficulty:  75078154 , date:  "2015-08-10 14:48:55" },
  { height:  594163 , difficulty:  75289535 , date:  "2015-08-10 14:51:07" },
  { height:  594164 , difficulty:  75540766 , date:  "2015-08-10 14:53:23" },
  { height:  594165 , difficulty:  75626048 , date:  "2015-08-10 14:54:30" },
  { height:  594166 , difficulty:  75738939 , date:  "2015-08-10 15:03:32" },
  { height:  594167 , difficulty:  76438501 , date:  "2015-08-10 15:16:31" },
  { height:  594168 , difficulty:  76480290 , date:  "2015-08-10 15:18:20" },
  { height:  594169 , difficulty:  76555216 , date:  "2015-08-10 15:25:16" },
  { height:  594170 , difficulty:  76466674 , date:  "2015-08-10 15:31:37" },
  { height:  594171 , difficulty:  76501374 , date:  "2015-08-10 15:32:21" },
  { height:  594172 , difficulty:  76563447 , date:  "2015-08-10 15:32:24" },
  { height:  594173 , difficulty:  76672651 , date:  "2015-08-10 15:32:45" },
  { height:  594174 , difficulty:  77027065 , date:  "2015-08-10 15:57:07" },
  { height:  594175 , difficulty:  76768729 , date:  "2015-08-10 15:59:19" },
  { height:  594176 , difficulty:  76734216 , date:  "2015-08-10 15:59:19" },
  { height:  594177 , difficulty:  76758749 , date:  "2015-08-10 16:16:38" },
  { height:  594178 , difficulty:  76689448 , date:  "2015-08-10 16:16:39" },
  { height:  594179 , difficulty:  77251094 , date:  "2015-08-10 16:16:42" },
  { height:  594180 , difficulty:  77436977 , date:  "2015-08-10 16:27:26" },
  { height:  594181 , difficulty:  77605883 , date:  "2015-08-10 16:30:10" },
  { height:  594182 , difficulty:  77961732 , date:  "2015-08-10 16:34:35" },
  { height:  594183 , difficulty:  78043193 , date:  "2015-08-10 16:43:57" },
  { height:  594184 , difficulty:  78145460 , date:  "2015-08-10 16:44:03" },
  { height:  594185 , difficulty:  78367162 , date:  "2015-08-10 16:50:05" },
  { height:  594186 , difficulty:  79150629 , date:  "2015-08-10 17:18:33" },
  { height:  594187 , difficulty:  79188944 , date:  "2015-08-10 17:22:42" },
  { height:  594188 , difficulty:  79265986 , date:  "2015-08-10 17:22:48" },
  { height:  594189 , difficulty:  79005775 , date:  "2015-08-10 17:26:11" },
  { height:  594190 , difficulty:  79292091 , date:  "2015-08-10 17:34:31" },
  { height:  594191 , difficulty:  79325787 , date:  "2015-08-10 17:41:26" },
  { height:  594192 , difficulty:  79571692 , date:  "2015-08-10 17:47:17" },
  { height:  594193 , difficulty:  79541906 , date:  "2015-08-10 17:47:22" },
  { height:  594194 , difficulty:  79329843 , date:  "2015-08-10 17:52:55" },
  { height:  594195 , difficulty:  79380263 , date:  "2015-08-10 17:54:51" },
  { height:  594196 , difficulty:  79378045 , date:  "2015-08-10 18:00:12" },
  { height:  594197 , difficulty:  79620005 , date:  "2015-08-10 18:00:16" },
  { height:  594198 , difficulty:  79406857 , date:  "2015-08-10 18:06:15" },
  { height:  594199 , difficulty:  79617046 , date:  "2015-08-10 18:09:12" },
  { height:  594200 , difficulty:  79722413 , date:  "2015-08-10 18:11:47" },
  { height:  594201 , difficulty:  80115624 , date:  "2015-08-10 18:14:14" },
  { height:  594202 , difficulty:  79995700 , date:  "2015-08-10 18:18:09" },
  { height:  594203 , difficulty:  80073098 , date:  "2015-08-10 18:18:48" },
  { height:  594204 , difficulty:  80140295 , date:  "2015-08-10 18:18:52" },
  { height:  594205 , difficulty:  80477390 , date:  "2015-08-10 18:18:57" },
  { height:  594206 , difficulty:  80346512 , date:  "2015-08-10 18:19:20" },
  { height:  594207 , difficulty:  80510193 , date:  "2015-08-10 18:21:17" },
  { height:  594208 , difficulty:  80104455 , date:  "2015-08-10 18:44:44" },
  { height:  594209 , difficulty:  80447338 , date:  "2015-08-10 18:44:46" },
  { height:  594210 , difficulty:  80492980 , date:  "2015-08-10 18:49:38" },
  { height:  594211 , difficulty:  80829129 , date:  "2015-08-10 18:51:04" },
  { height:  594212 , difficulty:  80790859 , date:  "2015-08-10 18:51:08" },
  { height:  594213 , difficulty:  80831027 , date:  "2015-08-10 18:57:12" },
  { height:  594214 , difficulty:  80809046 , date:  "2015-08-10 18:57:14" },
  { height:  594215 , difficulty:  80436079 , date:  "2015-08-10 18:58:42" },
  { height:  594216 , difficulty:  80232286 , date:  "2015-08-10 19:05:28" },
  { height:  594217 , difficulty:  79696844 , date:  "2015-08-10 19:35:37" },
  { height:  594218 , difficulty:  79851853 , date:  "2015-08-10 19:37:28" },
  { height:  594219 , difficulty:  80348841 , date:  "2015-08-10 19:38:18" },
  { height:  594220 , difficulty:  80212068 , date:  "2015-08-10 19:40:51" },
  { height:  594221 , difficulty:  80541472 , date:  "2015-08-10 19:47:16" },
  { height:  594222 , difficulty:  80267193 , date:  "2015-08-10 19:47:47" },
  { height:  594223 , difficulty:  79966050 , date:  "2015-08-10 19:48:14" },
  { height:  594224 , difficulty:  80004524 , date:  "2015-08-10 19:54:07" },
  { height:  594225 , difficulty:  80062179 , date:  "2015-08-10 20:07:57" },
  { height:  594226 , difficulty:  81131499 , date:  "2015-08-10 20:07:59" },
  { height:  594227 , difficulty:  80877225 , date:  "2015-08-10 20:16:22" },
  { height:  594228 , difficulty:  80938066 , date:  "2015-08-10 20:17:20" },
  { height:  594229 , difficulty:  81390385 , date:  "2015-08-10 20:19:50" },
  { height:  594230 , difficulty:  81444859 , date:  "2015-08-10 20:28:13" },
  { height:  594231 , difficulty:  81166578 , date:  "2015-08-10 20:31:44" },
  { height:  594232 , difficulty:  81223640 , date:  "2015-08-10 20:41:41" },
  { height:  594233 , difficulty:  81229021 , date:  "2015-08-10 20:45:10" },
  { height:  594234 , difficulty:  81299761 , date:  "2015-08-10 21:01:51" },
  { height:  594235 , difficulty:  81712402 , date:  "2015-08-10 21:01:55" },
  { height:  594236 , difficulty:  81386212 , date:  "2015-08-10 21:13:06" },
  { height:  594237 , difficulty:  81544557 , date:  "2015-08-10 21:32:05" },
  { height:  594238 , difficulty:  81609860 , date:  "2015-08-10 21:32:08" },
  { height:  594239 , difficulty:  81727344 , date:  "2015-08-10 21:33:02" },
  { height:  594240 , difficulty:  81868346 , date:  "2015-08-10 21:34:19" },
  { height:  594241 , difficulty:  82102874 , date:  "2015-08-10 21:37:04" },
  { height:  594242 , difficulty:  81778142 , date:  "2015-08-10 21:37:14" },
  { height:  594243 , difficulty:  81249186 , date:  "2015-08-10 21:42:05" },
  { height:  594244 , difficulty:  81345703 , date:  "2015-08-10 21:42:09" },
  { height:  594245 , difficulty:  81141315 , date:  "2015-08-10 21:46:45" },
  { height:  594246 , difficulty:  81070937 , date:  "2015-08-10 21:47:27" },
  { height:  594247 , difficulty:  81151737 , date:  "2015-08-10 21:48:58" },
  { height:  594248 , difficulty:  81353558 , date:  "2015-08-10 21:52:03" },
  { height:  594249 , difficulty:  81616716 , date:  "2015-08-10 22:01:19" },
  { height:  594250 , difficulty:  80619885 , date:  "2015-08-10 22:04:56" },
  { height:  594251 , difficulty:  80846800 , date:  "2015-08-10 22:09:04" },
  { height:  594252 , difficulty:  80909019 , date:  "2015-08-10 22:13:13" },
  { height:  594253 , difficulty:  80634478 , date:  "2015-08-10 22:13:51" },
  { height:  594254 , difficulty:  80787972 , date:  "2015-08-10 22:13:54" },
  { height:  594255 , difficulty:  80850288 , date:  "2015-08-10 22:15:05" },
  { height:  594256 , difficulty:  80508400 , date:  "2015-08-10 22:19:51" },
  { height:  594257 , difficulty:  80482405 , date:  "2015-08-10 22:23:27" },
  { height:  594258 , difficulty:  80379089 , date:  "2015-08-10 22:29:26" },
  { height:  594259 , difficulty:  80185837 , date:  "2015-08-10 22:37:52" },
  { height:  594260 , difficulty:  80287449 , date:  "2015-08-10 22:41:40" },
  { height:  594261 , difficulty:  80410111 , date:  "2015-08-10 22:54:15" },
  { height:  594262 , difficulty:  79255451 , date:  "2015-08-10 22:54:20" },
  { height:  594263 , difficulty:  79148049 , date:  "2015-08-10 23:05:25" },
  { height:  594264 , difficulty:  79213772 , date:  "2015-08-10 23:07:47" },
  { height:  594265 , difficulty:  79220220 , date:  "2015-08-10 23:10:20" },
  { height:  594266 , difficulty:  79024652 , date:  "2015-08-10 23:12:22" },
  { height:  594267 , difficulty:  78884638 , date:  "2015-08-10 23:13:28" },
  { height:  594268 , difficulty:  78702027 , date:  "2015-08-10 23:24:46" },
  { height:  594269 , difficulty:  79201110 , date:  "2015-08-10 23:27:21" },
  { height:  594270 , difficulty:  79030146 , date:  "2015-08-10 23:27:26" },
  { height:  594271 , difficulty:  79159771 , date:  "2015-08-10 23:28:16" },
  { height:  594272 , difficulty:  78997881 , date:  "2015-08-10 23:37:38" },
  { height:  594273 , difficulty:  79074600 , date:  "2015-08-10 23:46:13" },
  { height:  594274 , difficulty:  79197999 , date:  "2015-08-10 23:55:11" },
  { height:  594275 , difficulty:  79210551 , date:  "2015-08-10 23:55:13" },
  { height:  594276 , difficulty:  79186845 , date:  "2015-08-10 23:55:19" },
  { height:  594277 , difficulty:  79334972 , date:  "2015-08-11 00:01:57" },
  { height:  594278 , difficulty:  79235645 , date:  "2015-08-11 00:08:13" },
  { height:  594279 , difficulty:  79284929 , date:  "2015-08-11 00:19:29" },
  { height:  594280 , difficulty:  79425101 , date:  "2015-08-11 00:24:48" },
  { height:  594281 , difficulty:  79492001 , date:  "2015-08-11 00:35:20" },
  { height:  594282 , difficulty:  79676172 , date:  "2015-08-11 00:37:32" },
  { height:  594283 , difficulty:  79913834 , date:  "2015-08-11 00:40:32" },
  { height:  594284 , difficulty:  78978637 , date:  "2015-08-11 00:40:54" },
  { height:  594285 , difficulty:  79157112 , date:  "2015-08-11 00:40:57" },
  { height:  594286 , difficulty:  79018556 , date:  "2015-08-11 00:42:22" },
  { height:  594287 , difficulty:  79180158 , date:  "2015-08-11 00:56:19" },
  { height:  594288 , difficulty:  79283353 , date:  "2015-08-11 00:57:59" },
  { height:  594289 , difficulty:  79247893 , date:  "2015-08-11 00:58:03" },
  { height:  594290 , difficulty:  79356729 , date:  "2015-08-11 01:05:33" },
  { height:  594291 , difficulty:  79548255 , date:  "2015-08-11 01:05:37" },
  { height:  594292 , difficulty:  79327415 , date:  "2015-08-11 01:23:39" },
  { height:  594293 , difficulty:  78413644 , date:  "2015-08-11 01:26:27" },
  { height:  594294 , difficulty:  78405096 , date:  "2015-08-11 01:26:33" },
  { height:  594295 , difficulty:  78501375 , date:  "2015-08-11 01:32:48" },
  { height:  594296 , difficulty:  78461259 , date:  "2015-08-11 01:32:52" },
  { height:  594297 , difficulty:  78500709 , date:  "2015-08-11 01:38:32" },
  { height:  594298 , difficulty:  78652607 , date:  "2015-08-11 01:45:36" },
  { height:  594299 , difficulty:  78701581 , date:  "2015-08-11 01:47:30" },
  { height:  594300 , difficulty:  78630380 , date:  "2015-08-11 01:48:31" },
  { height:  594301 , difficulty:  78149016 , date:  "2015-08-11 01:48:37" },
  { height:  594302 , difficulty:  78490042 , date:  "2015-08-11 01:51:16" },
  { height:  594303 , difficulty:  78659795 , date:  "2015-08-11 01:51:21" },
  { height:  594304 , difficulty:  78690023 , date:  "2015-08-11 02:13:57" },
  { height:  594305 , difficulty:  78719506 , date:  "2015-08-11 02:21:23" },
  { height:  594306 , difficulty:  78444362 , date:  "2015-08-11 02:21:29" },
  { height:  594307 , difficulty:  78375051 , date:  "2015-08-11 02:22:49" },
  { height:  594308 , difficulty:  78237770 , date:  "2015-08-11 02:23:03" },
  { height:  594309 , difficulty:  78161704 , date:  "2015-08-11 02:29:07" },
  { height:  594310 , difficulty:  77744350 , date:  "2015-08-11 02:29:10" },
  { height:  594311 , difficulty:  78375160 , date:  "2015-08-11 02:31:18" },
  { height:  594312 , difficulty:  77991268 , date:  "2015-08-11 02:33:14" },
  { height:  594313 , difficulty:  77472492 , date:  "2015-08-11 02:42:32" },
  { height:  594314 , difficulty:  77539680 , date:  "2015-08-11 02:42:37" },
  { height:  594315 , difficulty:  77774773 , date:  "2015-08-11 02:45:29" },
  { height:  594316 , difficulty:  77791724 , date:  "2015-08-11 02:49:58" },
  { height:  594317 , difficulty:  78009998 , date:  "2015-08-11 02:51:38" },
  { height:  594318 , difficulty:  78304455 , date:  "2015-08-11 02:53:18" },
  { height:  594319 , difficulty:  78175798 , date:  "2015-08-11 03:12:13" },
  { height:  594320 , difficulty:  78299473 , date:  "2015-08-11 03:13:48" },
  { height:  594321 , difficulty:  78231859 , date:  "2015-08-11 03:13:54" },
  { height:  594322 , difficulty:  78283129 , date:  "2015-08-11 03:21:17" },
  { height:  594323 , difficulty:  78341069 , date:  "2015-08-11 03:22:49" },
  { height:  594324 , difficulty:  78282718 , date:  "2015-08-11 03:23:20" },
  { height:  594325 , difficulty:  77994534 , date:  "2015-08-11 03:23:35" },
  { height:  594326 , difficulty:  77929778 , date:  "2015-08-11 03:49:47" },
  { height:  594327 , difficulty:  77876530 , date:  "2015-08-11 03:50:52" },
  { height:  594328 , difficulty:  77790376 , date:  "2015-08-11 03:52:26" },
  { height:  594329 , difficulty:  78051128 , date:  "2015-08-11 03:52:31" },
  { height:  594330 , difficulty:  78235281 , date:  "2015-08-11 03:54:20" },
  { height:  594331 , difficulty:  78324630 , date:  "2015-08-11 04:03:43" },
  { height:  594332 , difficulty:  78306581 , date:  "2015-08-11 04:05:31" },
  { height:  594333 , difficulty:  78229367 , date:  "2015-08-11 04:09:00" },
  { height:  594334 , difficulty:  78340658 , date:  "2015-08-11 04:18:06" },
  { height:  594335 , difficulty:  78231592 , date:  "2015-08-11 04:33:20" },
  { height:  594336 , difficulty:  78211756 , date:  "2015-08-11 04:33:25" },
  { height:  594337 , difficulty:  77822310 , date:  "2015-08-11 04:37:24" },
  { height:  594338 , difficulty:  77915650 , date:  "2015-08-11 04:37:29" },
  { height:  594339 , difficulty:  77541411 , date:  "2015-08-11 04:42:58" },
  { height:  594340 , difficulty:  77613652 , date:  "2015-08-11 04:43:37" },
  { height:  594341 , difficulty:  77574702 , date:  "2015-08-11 04:43:41" },
  { height:  594342 , difficulty:  77651718 , date:  "2015-08-11 04:49:40" },
  { height:  594343 , difficulty:  77816060 , date:  "2015-08-11 04:50:01" },
  { height:  594344 , difficulty:  77510352 , date:  "2015-08-11 04:52:45" },
  { height:  594345 , difficulty:  77611770 , date:  "2015-08-11 04:53:04" },
  { height:  594346 , difficulty:  77712224 , date:  "2015-08-11 04:53:18" },
  { height:  594347 , difficulty:  77895698 , date:  "2015-08-11 04:55:38" },
  { height:  594348 , difficulty:  77591695 , date:  "2015-08-11 05:08:08" },
  { height:  594349 , difficulty:  77547078 , date:  "2015-08-11 05:10:06" },
  { height:  594350 , difficulty:  77439369 , date:  "2015-08-11 05:15:41" },
  { height:  594351 , difficulty:  77496915 , date:  "2015-08-11 05:15:43" },
  { height:  594352 , difficulty:  77554814 , date:  "2015-08-11 05:23:09" },
  { height:  594353 , difficulty:  77438983 , date:  "2015-08-11 05:28:44" },
  { height:  594354 , difficulty:  77369288 , date:  "2015-08-11 05:34:05" },
  { height:  594355 , difficulty:  77005555 , date:  "2015-08-11 05:38:57" },
  { height:  594356 , difficulty:  77174817 , date:  "2015-08-11 05:39:00" },
  { height:  594357 , difficulty:  76899381 , date:  "2015-08-11 05:39:28" },
  { height:  594358 , difficulty:  76959849 , date:  "2015-08-11 05:41:28" },
  { height:  594359 , difficulty:  77005260 , date:  "2015-08-11 06:06:27" },
  { height:  594360 , difficulty:  77171736 , date:  "2015-08-11 06:13:46" },
  { height:  594361 , difficulty:  77228555 , date:  "2015-08-11 06:17:07" },
  { height:  594362 , difficulty:  77251835 , date:  "2015-08-11 06:17:22" },
  { height:  594363 , difficulty:  76782359 , date:  "2015-08-11 06:17:35" },
  { height:  594364 , difficulty:  76907170 , date:  "2015-08-11 06:20:49" },
  { height:  594365 , difficulty:  77030902 , date:  "2015-08-11 06:27:43" },
  { height:  594366 , difficulty:  76805982 , date:  "2015-08-11 06:28:48" },
  { height:  594367 , difficulty:  76909307 , date:  "2015-08-11 06:29:30" },
  { height:  594368 , difficulty:  76334777 , date:  "2015-08-11 06:33:20" },
  { height:  594369 , difficulty:  76484815 , date:  "2015-08-11 06:41:19" },
  { height:  594370 , difficulty:  76561001 , date:  "2015-08-11 06:43:20" },
  { height:  594371 , difficulty:  76385366 , date:  "2015-08-11 06:43:25" },
  { height:  594372 , difficulty:  76564525 , date:  "2015-08-11 06:43:31" },
  { height:  594373 , difficulty:  76506916 , date:  "2015-08-11 06:45:02" },
  { height:  594374 , difficulty:  76338559 , date:  "2015-08-11 06:46:46" },
  { height:  594375 , difficulty:  76382013 , date:  "2015-08-11 06:54:25" },
  { height:  594376 , difficulty:  76515184 , date:  "2015-08-11 06:58:09" },
  { height:  594377 , difficulty:  76627053 , date:  "2015-08-11 07:03:39" },
  { height:  594378 , difficulty:  76581815 , date:  "2015-08-11 07:03:45" },
  { height:  594379 , difficulty:  76773605 , date:  "2015-08-11 07:03:48" },
  { height:  594380 , difficulty:  75998463 , date:  "2015-08-11 07:05:56" },
  { height:  594381 , difficulty:  75836305 , date:  "2015-08-11 07:07:00" },
  { height:  594382 , difficulty:  75918848 , date:  "2015-08-11 07:17:54" },
  { height:  594383 , difficulty:  75923818 , date:  "2015-08-11 07:17:56" },
  { height:  594384 , difficulty:  76045959 , date:  "2015-08-11 07:21:14" },
  { height:  594385 , difficulty:  75977526 , date:  "2015-08-11 07:26:18" },
  { height:  594386 , difficulty:  76273960 , date:  "2015-08-11 07:27:55" },
  { height:  594387 , difficulty:  76278862 , date:  "2015-08-11 07:29:44" },
  { height:  594388 , difficulty:  76303594 , date:  "2015-08-11 07:29:51" },
  { height:  594389 , difficulty:  76018881 , date:  "2015-08-11 07:30:08" },
  { height:  594390 , difficulty:  76378027 , date:  "2015-08-11 07:30:36" },
  { height:  594391 , difficulty:  76359231 , date:  "2015-08-11 07:33:31" },
  { height:  594392 , difficulty:  76384511 , date:  "2015-08-11 07:41:17" },
  { height:  594393 , difficulty:  76381652 , date:  "2015-08-11 07:41:19" },
  { height:  594394 , difficulty:  76564697 , date:  "2015-08-11 07:41:43" },
  { height:  594395 , difficulty:  75930156 , date:  "2015-08-11 07:44:01" },
  { height:  594396 , difficulty:  75938059 , date:  "2015-08-11 07:51:51" },
  { height:  594397 , difficulty:  76079587 , date:  "2015-08-11 07:57:08" },
  { height:  594398 , difficulty:  75965634 , date:  "2015-08-11 08:04:42" },
  { height:  594399 , difficulty:  76434149 , date:  "2015-08-11 08:04:49" },
  { height:  594400 , difficulty:  76609886 , date:  "2015-08-11 08:07:46" },
  { height:  594401 , difficulty:  77021921 , date:  "2015-08-11 08:07:52" },
  { height:  594402 , difficulty:  76133010 , date:  "2015-08-11 08:17:40" },
  { height:  594403 , difficulty:  76195262 , date:  "2015-08-11 08:18:53" },
  { height:  594404 , difficulty:  76415708 , date:  "2015-08-11 08:33:31" },
  { height:  594405 , difficulty:  76465648 , date:  "2015-08-11 08:38:54" },
  { height:  594406 , difficulty:  76577572 , date:  "2015-08-11 08:38:56" },
  { height:  594407 , difficulty:  76288652 , date:  "2015-08-11 08:50:32" },
  { height:  594408 , difficulty:  76490492 , date:  "2015-08-11 08:50:38" },
  { height:  594409 , difficulty:  76420690 , date:  "2015-08-11 08:52:04" },
  { height:  594410 , difficulty:  76146132 , date:  "2015-08-11 08:57:43" },
  { height:  594411 , difficulty:  75867538 , date:  "2015-08-11 08:58:11" },
  { height:  594412 , difficulty:  75916183 , date:  "2015-08-11 08:58:12" },
  { height:  594413 , difficulty:  75834361 , date:  "2015-08-11 09:05:57" },
  { height:  594414 , difficulty:  75880872 , date:  "2015-08-11 09:13:14" },
  { height:  594415 , difficulty:  75959503 , date:  "2015-08-11 09:13:20" },
  { height:  594416 , difficulty:  75988699 , date:  "2015-08-11 09:17:32" },
  { height:  594417 , difficulty:  76066758 , date:  "2015-08-11 09:17:44" },
  { height:  594418 , difficulty:  75988579 , date:  "2015-08-11 09:19:09" },
  { height:  594419 , difficulty:  76234776 , date:  "2015-08-11 09:23:10" },
  { height:  594420 , difficulty:  76187297 , date:  "2015-08-11 09:23:45" },
  { height:  594421 , difficulty:  76374453 , date:  "2015-08-11 09:28:15" },
  { height:  594422 , difficulty:  76415696 , date:  "2015-08-11 09:31:06" },
  { height:  594423 , difficulty:  76421540 , date:  "2015-08-11 09:31:10" },
  { height:  594424 , difficulty:  76046638 , date:  "2015-08-11 09:31:36" },
  { height:  594425 , difficulty:  76069195 , date:  "2015-08-11 09:38:20" },
  { height:  594426 , difficulty:  76023805 , date:  "2015-08-11 09:38:26" },
  { height:  594427 , difficulty:  76070451 , date:  "2015-08-11 09:48:55" },
  { height:  594428 , difficulty:  75962123 , date:  "2015-08-11 09:50:01" },
  { height:  594429 , difficulty:  75813421 , date:  "2015-08-11 09:52:14" },
  { height:  594430 , difficulty:  75686406 , date:  "2015-08-11 09:54:10" },
  { height:  594431 , difficulty:  75565077 , date:  "2015-08-11 09:57:30" },
  { height:  594432 , difficulty:  75916360 , date:  "2015-08-11 09:57:32" },
  { height:  594433 , difficulty:  76055695 , date:  "2015-08-11 10:21:41" },
  { height:  594434 , difficulty:  76031622 , date:  "2015-08-11 10:22:49" },
  { height:  594435 , difficulty:  75335724 , date:  "2015-08-11 10:33:33" },
  { height:  594436 , difficulty:  75129714 , date:  "2015-08-11 10:33:37" },
  { height:  594437 , difficulty:  75083364 , date:  "2015-08-11 10:39:09" },
  { height:  594438 , difficulty:  75165767 , date:  "2015-08-11 10:47:39" },
  { height:  594439 , difficulty:  75287509 , date:  "2015-08-11 10:48:51" },
  { height:  594440 , difficulty:  75244410 , date:  "2015-08-11 10:48:57" },
  { height:  594441 , difficulty:  75106844 , date:  "2015-08-11 11:00:50" },
  { height:  594442 , difficulty:  75167328 , date:  "2015-08-11 11:03:28" },
  { height:  594443 , difficulty:  75317290 , date:  "2015-08-11 11:03:31" },
  { height:  594444 , difficulty:  75229639 , date:  "2015-08-11 11:10:44" },
  { height:  594445 , difficulty:  75046736 , date:  "2015-08-11 11:15:09" },
  { height:  594446 , difficulty:  75024079 , date:  "2015-08-11 11:16:06" },
  { height:  594447 , difficulty:  75139016 , date:  "2015-08-11 11:31:00" },
  { height:  594448 , difficulty:  75176936 , date:  "2015-08-11 11:40:26" },
  { height:  594449 , difficulty:  75501021 , date:  "2015-08-11 11:40:30" },
  { height:  594450 , difficulty:  75532496 , date:  "2015-08-11 11:43:49" },
  { height:  594451 , difficulty:  75548025 , date:  "2015-08-11 11:44:09" },
  { height:  594452 , difficulty:  75461389 , date:  "2015-08-11 11:47:55" },
  { height:  594453 , difficulty:  75523838 , date:  "2015-08-11 11:52:16" },
  { height:  594454 , difficulty:  75562733 , date:  "2015-08-11 11:56:20" },
  { height:  594455 , difficulty:  75605359 , date:  "2015-08-11 11:57:09" },
  { height:  594456 , difficulty:  75586940 , date:  "2015-08-11 11:57:26" },
  { height:  594457 , difficulty:  75682894 , date:  "2015-08-11 11:59:02" },
  { height:  594458 , difficulty:  75472616 , date:  "2015-08-11 12:00:01" },
  { height:  594459 , difficulty:  75509830 , date:  "2015-08-11 12:10:55" },
  { height:  594460 , difficulty:  75479825 , date:  "2015-08-11 12:14:34" },
  { height:  594461 , difficulty:  75433132 , date:  "2015-08-11 12:16:21" },
  { height:  594462 , difficulty:  75424267 , date:  "2015-08-11 12:18:02" },
  { height:  594463 , difficulty:  75434523 , date:  "2015-08-11 12:23:15" },
  { height:  594464 , difficulty:  75550005 , date:  "2015-08-11 12:27:37" },
  { height:  594465 , difficulty:  75779739 , date:  "2015-08-11 12:29:35" },
  { height:  594466 , difficulty:  75853500 , date:  "2015-08-11 12:29:41" },
  { height:  594467 , difficulty:  75793656 , date:  "2015-08-11 12:42:08" },
  { height:  594468 , difficulty:  75734840 , date:  "2015-08-11 12:42:18" },
  { height:  594469 , difficulty:  75873963 , date:  "2015-08-11 12:42:23" },
  { height:  594470 , difficulty:  75902059 , date:  "2015-08-11 12:45:44" },
  { height:  594471 , difficulty:  76120722 , date:  "2015-08-11 12:48:30" },
  { height:  594472 , difficulty:  75890612 , date:  "2015-08-11 12:48:34" },
  { height:  594473 , difficulty:  75964382 , date:  "2015-08-11 12:52:25" },
  { height:  594474 , difficulty:  75743305 , date:  "2015-08-11 12:58:51" },
  { height:  594475 , difficulty:  75792259 , date:  "2015-08-11 12:58:54" },
  { height:  594476 , difficulty:  75743054 , date:  "2015-08-11 12:59:55" },
  { height:  594477 , difficulty:  75788295 , date:  "2015-08-11 13:01:28" },
  { height:  594478 , difficulty:  75712322 , date:  "2015-08-11 13:02:08" },
  { height:  594479 , difficulty:  75770728 , date:  "2015-08-11 13:02:41" },
  { height:  594480 , difficulty:  75313490 , date:  "2015-08-11 13:03:27" },
  { height:  594481 , difficulty:  75188245 , date:  "2015-08-11 13:05:14" },
  { height:  594482 , difficulty:  75339059 , date:  "2015-08-11 13:09:09" },
  { height:  594483 , difficulty:  74989378 , date:  "2015-08-11 13:10:26" },
  { height:  594484 , difficulty:  75138197 , date:  "2015-08-11 13:15:59" },
  { height:  594485 , difficulty:  75126798 , date:  "2015-08-11 13:16:31" },
  { height:  594486 , difficulty:  75091850 , date:  "2015-08-11 13:16:53" },
  { height:  594487 , difficulty:  75120933 , date:  "2015-08-11 13:25:34" },
  { height:  594488 , difficulty:  75200662 , date:  "2015-08-11 13:25:40" },
  { height:  594489 , difficulty:  75470779 , date:  "2015-08-11 13:28:14" },
  { height:  594490 , difficulty:  75484489 , date:  "2015-08-11 13:28:09" },
  { height:  594491 , difficulty:  75517161 , date:  "2015-08-11 13:29:37" },
  { height:  594492 , difficulty:  75491337 , date:  "2015-08-11 13:31:42" },
  { height:  594493 , difficulty:  75601358 , date:  "2015-08-11 13:35:54" },
  { height:  594494 , difficulty:  75588838 , date:  "2015-08-11 13:40:50" },
  { height:  594495 , difficulty:  75651738 , date:  "2015-08-11 13:50:56" },
  { height:  594496 , difficulty:  75667273 , date:  "2015-08-11 13:51:03" },
  { height:  594497 , difficulty:  75654548 , date:  "2015-08-11 13:53:12" },
  { height:  594498 , difficulty:  75659320 , date:  "2015-08-11 13:55:32" },
  { height:  594499 , difficulty:  76072942 , date:  "2015-08-11 14:00:40" },
  { height:  594500 , difficulty:  76093714 , date:  "2015-08-11 14:02:19" },
  { height:  594501 , difficulty:  76138363 , date:  "2015-08-11 14:12:20" },
  { height:  594502 , difficulty:  76169384 , date:  "2015-08-11 14:12:24" },
  { height:  594503 , difficulty:  75850702 , date:  "2015-08-11 14:12:36" },
  { height:  594504 , difficulty:  76101864 , date:  "2015-08-11 14:14:57" },
  { height:  594505 , difficulty:  76200423 , date:  "2015-08-11 14:17:03" },
  { height:  594506 , difficulty:  76170209 , date:  "2015-08-11 14:19:22" },
  { height:  594507 , difficulty:  76370760 , date:  "2015-08-11 14:20:22" },
  { height:  594508 , difficulty:  76405616 , date:  "2015-08-11 14:22:03" },
  { height:  594509 , difficulty:  75627787 , date:  "2015-08-11 14:22:48" },
  { height:  594510 , difficulty:  76176636 , date:  "2015-08-11 14:22:50" },
  { height:  594511 , difficulty:  75846399 , date:  "2015-08-11 14:29:18" },
  { height:  594512 , difficulty:  76162442 , date:  "2015-08-11 14:29:20" },
  { height:  594513 , difficulty:  76009924 , date:  "2015-08-11 14:33:10" },
  { height:  594514 , difficulty:  75788159 , date:  "2015-08-11 14:34:23" },
  { height:  594515 , difficulty:  75798813 , date:  "2015-08-11 14:34:25" },
  { height:  594516 , difficulty:  76039664 , date:  "2015-08-11 14:36:43" },
  { height:  594517 , difficulty:  75791576 , date:  "2015-08-11 14:41:27" },
  { height:  594518 , difficulty:  76207481 , date:  "2015-08-11 14:58:06" },
  { height:  594519 , difficulty:  76238521 , date:  "2015-08-11 15:05:03" },
  { height:  594520 , difficulty:  76070680 , date:  "2015-08-11 15:05:07" },
  { height:  594521 , difficulty:  76481796 , date:  "2015-08-11 15:10:23" },
  { height:  594522 , difficulty:  76578524 , date:  "2015-08-11 15:20:18" },
  { height:  594523 , difficulty:  76105532 , date:  "2015-08-11 15:26:35" },
  { height:  594524 , difficulty:  76133141 , date:  "2015-08-11 15:26:36" },
  { height:  594525 , difficulty:  76384367 , date:  "2015-08-11 15:29:09" },
  { height:  594526 , difficulty:  76391694 , date:  "2015-08-11 15:37:16" },
  { height:  594527 , difficulty:  76592909 , date:  "2015-08-11 15:41:53" },
  { height:  594528 , difficulty:  76498263 , date:  "2015-08-11 15:48:07" },
  { height:  594529 , difficulty:  76453013 , date:  "2015-08-11 15:52:36" },
  { height:  594530 , difficulty:  76481897 , date:  "2015-08-11 15:58:11" },
  { height:  594531 , difficulty:  76905792 , date:  "2015-08-11 15:58:11" },
  { height:  594532 , difficulty:  77070248 , date:  "2015-08-11 16:00:04" },
  { height:  594533 , difficulty:  77264884 , date:  "2015-08-11 16:09:09" },
  { height:  594534 , difficulty:  77262064 , date:  "2015-08-11 16:18:35" },
  { height:  594535 , difficulty:  77299428 , date:  "2015-08-11 16:18:39" },
  { height:  594536 , difficulty:  77204627 , date:  "2015-08-11 16:19:53" },
  { height:  594537 , difficulty:  77545218 , date:  "2015-08-11 16:30:20" },
  { height:  594538 , difficulty:  77520484 , date:  "2015-08-11 16:40:22" },
  { height:  594539 , difficulty:  77404092 , date:  "2015-08-11 16:46:42" },
  { height:  594540 , difficulty:  77286704 , date:  "2015-08-11 16:46:46" },
  { height:  594541 , difficulty:  77288226 , date:  "2015-08-11 16:51:58" },
  { height:  594542 , difficulty:  77317331 , date:  "2015-08-11 17:03:17" },
  { height:  594543 , difficulty:  76953154 , date:  "2015-08-11 17:03:18" },
  { height:  594544 , difficulty:  76982945 , date:  "2015-08-11 17:25:34" },
  { height:  594545 , difficulty:  77088047 , date:  "2015-08-11 17:29:19" },
  { height:  594546 , difficulty:  77054384 , date:  "2015-08-11 17:29:25" },
  { height:  594547 , difficulty:  77200107 , date:  "2015-08-11 17:33:14" },
  { height:  594548 , difficulty:  77325816 , date:  "2015-08-11 17:41:05" },
  { height:  594549 , difficulty:  77474679 , date:  "2015-08-11 17:41:07" },
  { height:  594550 , difficulty:  77322011 , date:  "2015-08-11 17:44:11" },
  { height:  594551 , difficulty:  77352596 , date:  "2015-08-11 17:44:23" },
  { height:  594552 , difficulty:  77638778 , date:  "2015-08-11 17:48:14" },
  { height:  594553 , difficulty:  77736759 , date:  "2015-08-11 17:49:34" },
  { height:  594554 , difficulty:  77746007 , date:  "2015-08-11 17:57:47" },
  { height:  594555 , difficulty:  78590501 , date:  "2015-08-11 17:58:48" },
  { height:  594556 , difficulty:  78622409 , date:  "2015-08-11 17:59:04" },
  { height:  594557 , difficulty:  78591585 , date:  "2015-08-11 18:07:51" },
  { height:  594558 , difficulty:  78624927 , date:  "2015-08-11 18:22:17" },
  { height:  594559 , difficulty:  78606194 , date:  "2015-08-11 18:22:23" },
  { height:  594560 , difficulty:  78438368 , date:  "2015-08-11 18:30:07" },
  { height:  594561 , difficulty:  78594099 , date:  "2015-08-11 18:42:24" },
  { height:  594562 , difficulty:  78621512 , date:  "2015-08-11 18:47:25" },
  { height:  594563 , difficulty:  78463229 , date:  "2015-08-11 18:55:33" },
  { height:  594564 , difficulty:  78642338 , date:  "2015-08-11 18:56:43" },
  { height:  594565 , difficulty:  78648793 , date:  "2015-08-11 19:16:34" },
  { height:  594566 , difficulty:  78727268 , date:  "2015-08-11 19:16:38" },
  { height:  594567 , difficulty:  78709854 , date:  "2015-08-11 19:21:33" },
  { height:  594568 , difficulty:  78685204 , date:  "2015-08-11 19:29:12" },
  { height:  594569 , difficulty:  78692732 , date:  "2015-08-11 19:46:07" },
  { height:  594570 , difficulty:  78589133 , date:  "2015-08-11 19:46:09" },
  { height:  594571 , difficulty:  78493797 , date:  "2015-08-11 19:52:14" },
  { height:  594572 , difficulty:  78874948 , date:  "2015-08-11 19:54:42" },
  { height:  594573 , difficulty:  78957592 , date:  "2015-08-11 19:56:02" },
  { height:  594574 , difficulty:  79287290 , date:  "2015-08-11 19:56:04" },
  { height:  594575 , difficulty:  79131395 , date:  "2015-08-11 20:01:49" },
  { height:  594576 , difficulty:  79344666 , date:  "2015-08-11 20:16:27" },
  { height:  594577 , difficulty:  79058262 , date:  "2015-08-11 20:18:17" },
  { height:  594578 , difficulty:  79278421 , date:  "2015-08-11 20:18:21" },
  { height:  594579 , difficulty:  79301018 , date:  "2015-08-11 20:19:42" },
  { height:  594580 , difficulty:  80553257 , date:  "2015-08-11 20:19:59" },
  { height:  594581 , difficulty:  80507484 , date:  "2015-08-11 20:22:28" },
  { height:  594582 , difficulty:  80615115 , date:  "2015-08-11 20:22:42" },
  { height:  594583 , difficulty:  80713715 , date:  "2015-08-11 20:25:59" },
  { height:  594584 , difficulty:  80681873 , date:  "2015-08-11 20:29:53" },
  { height:  594585 , difficulty:  80856600 , date:  "2015-08-11 20:35:22" },
  { height:  594586 , difficulty:  80886968 , date:  "2015-08-11 20:37:46" },
  { height:  594587 , difficulty:  80768980 , date:  "2015-08-11 20:39:59" },
  { height:  594588 , difficulty:  80867833 , date:  "2015-08-11 20:56:01" },
  { height:  594589 , difficulty:  80775379 , date:  "2015-08-11 21:12:15" },
  { height:  594590 , difficulty:  81019227 , date:  "2015-08-11 21:12:20" },
  { height:  594591 , difficulty:  81102015 , date:  "2015-08-11 21:15:13" },
  { height:  594592 , difficulty:  81260419 , date:  "2015-08-11 21:15:18" },
  { height:  594593 , difficulty:  81165443 , date:  "2015-08-11 21:26:42" },
  { height:  594594 , difficulty:  80669052 , date:  "2015-08-11 21:26:45" },
  { height:  594595 , difficulty:  80838219 , date:  "2015-08-11 21:43:01" },
  { height:  594596 , difficulty:  80902075 , date:  "2015-08-11 21:43:02" },
  { height:  594597 , difficulty:  80802137 , date:  "2015-08-11 21:43:26" },
  { height:  594598 , difficulty:  80709605 , date:  "2015-08-11 21:48:30" },
  { height:  594599 , difficulty:  80509077 , date:  "2015-08-11 21:50:54" },
  { height:  594600 , difficulty:  80558788 , date:  "2015-08-11 21:50:55" },
  { height:  594601 , difficulty:  80618695 , date:  "2015-08-11 21:52:23" },
  { height:  594602 , difficulty:  80350907 , date:  "2015-08-11 21:54:09" },
  { height:  594603 , difficulty:  80292807 , date:  "2015-08-11 22:01:27" },
  { height:  594604 , difficulty:  80471651 , date:  "2015-08-11 22:08:10" },
  { height:  594605 , difficulty:  80336396 , date:  "2015-08-11 22:08:13" },
  { height:  594606 , difficulty:  80225528 , date:  "2015-08-11 22:13:04" },
  { height:  594607 , difficulty:  80286162 , date:  "2015-08-11 22:17:24" },
  { height:  594608 , difficulty:  80250650 , date:  "2015-08-11 22:25:53" },
  { height:  594609 , difficulty:  79957731 , date:  "2015-08-11 22:28:43" },
  { height:  594610 , difficulty:  79835060 , date:  "2015-08-11 22:41:13" },
  { height:  594611 , difficulty:  79893409 , date:  "2015-08-11 22:41:16" },
  { height:  594612 , difficulty:  79926275 , date:  "2015-08-11 22:44:54" },
  { height:  594613 , difficulty:  79589722 , date:  "2015-08-11 22:46:10" },
  { height:  594614 , difficulty:  79263931 , date:  "2015-08-11 22:50:50" },
  { height:  594615 , difficulty:  79194638 , date:  "2015-08-11 22:59:13" },
  { height:  594616 , difficulty:  79234277 , date:  "2015-08-11 22:59:20" },
  { height:  594617 , difficulty:  79213769 , date:  "2015-08-11 23:06:01" },
  { height:  594618 , difficulty:  78847397 , date:  "2015-08-11 23:06:26" },
  { height:  594619 , difficulty:  79083324 , date:  "2015-08-11 23:11:46" },
  { height:  594620 , difficulty:  78431960 , date:  "2015-08-11 23:11:49" },
  { height:  594621 , difficulty:  78331716 , date:  "2015-08-11 23:12:47" },
  { height:  594622 , difficulty:  78519787 , date:  "2015-08-11 23:21:59" },
  { height:  594623 , difficulty:  78587755 , date:  "2015-08-11 23:33:46" },
  { height:  594624 , difficulty:  78345914 , date:  "2015-08-11 23:35:39" },
  { height:  594625 , difficulty:  78474109 , date:  "2015-08-11 23:40:28" },
  { height:  594626 , difficulty:  78548640 , date:  "2015-08-11 23:44:21" },
  { height:  594627 , difficulty:  78757086 , date:  "2015-08-11 23:50:28" },
  { height:  594628 , difficulty:  78659165 , date:  "2015-08-11 23:50:31" },
  { height:  594629 , difficulty:  78642809 , date:  "2015-08-12 00:03:52" },
  { height:  594630 , difficulty:  78533332 , date:  "2015-08-12 00:03:58" },
  { height:  594631 , difficulty:  78633659 , date:  "2015-08-12 00:14:52" },
  { height:  594632 , difficulty:  78655348 , date:  "2015-08-12 00:17:32" },
  { height:  594633 , difficulty:  78461234 , date:  "2015-08-12 00:42:48" },
  { height:  594634 , difficulty:  78154228 , date:  "2015-08-12 00:43:22" },
  { height:  594635 , difficulty:  78229455 , date:  "2015-08-12 00:48:16" },
  { height:  594636 , difficulty:  78258443 , date:  "2015-08-12 00:54:23" },
  { height:  594637 , difficulty:  77870125 , date:  "2015-08-12 00:54:25" },
  { height:  594638 , difficulty:  77883150 , date:  "2015-08-12 00:57:11" },
  { height:  594639 , difficulty:  77695036 , date:  "2015-08-12 01:05:59" },
  { height:  594640 , difficulty:  77721931 , date:  "2015-08-12 01:07:37" },
  { height:  594641 , difficulty:  77156161 , date:  "2015-08-12 01:14:09" },
  { height:  594642 , difficulty:  77325096 , date:  "2015-08-12 01:14:28" },
  { height:  594643 , difficulty:  77214132 , date:  "2015-08-12 01:21:41" },
  { height:  594644 , difficulty:  77053055 , date:  "2015-08-12 01:30:49" },
  { height:  594645 , difficulty:  76636123 , date:  "2015-08-12 01:30:53" },
  { height:  594646 , difficulty:  76777322 , date:  "2015-08-12 01:37:18" },
  { height:  594647 , difficulty:  76709574 , date:  "2015-08-12 01:41:21" },
  { height:  594648 , difficulty:  76657279 , date:  "2015-08-12 01:43:28" },
  { height:  594649 , difficulty:  76734077 , date:  "2015-08-12 01:53:22" },
  { height:  594650 , difficulty:  77288418 , date:  "2015-08-12 02:04:31" },
  { height:  594651 , difficulty:  77234139 , date:  "2015-08-12 02:04:37" },
  { height:  594652 , difficulty:  76859050 , date:  "2015-08-12 02:19:16" },
  { height:  594653 , difficulty:  76827053 , date:  "2015-08-12 02:19:20" },
  { height:  594654 , difficulty:  76966753 , date:  "2015-08-12 02:24:35" },
  { height:  594655 , difficulty:  77035728 , date:  "2015-08-12 02:34:30" },
  { height:  594656 , difficulty:  77100984 , date:  "2015-08-12 02:35:00" },
  { height:  594657 , difficulty:  77068116 , date:  "2015-08-12 02:37:34" },
  { height:  594658 , difficulty:  77125661 , date:  "2015-08-12 02:55:31" },
  { height:  594659 , difficulty:  77524916 , date:  "2015-08-12 02:55:34" },
  { height:  594660 , difficulty:  77428167 , date:  "2015-08-12 03:03:30" },
  { height:  594661 , difficulty:  77403574 , date:  "2015-08-12 03:03:38" },
  { height:  594662 , difficulty:  77356577 , date:  "2015-08-12 03:04:32" },
  { height:  594663 , difficulty:  77414690 , date:  "2015-08-12 03:04:37" },
  { height:  594664 , difficulty:  76982050 , date:  "2015-08-12 03:05:56" },
  { height:  594665 , difficulty:  76777958 , date:  "2015-08-12 03:06:12" },
  { height:  594666 , difficulty:  76807762 , date:  "2015-08-12 03:13:08" },
  { height:  594667 , difficulty:  76883778 , date:  "2015-08-12 03:14:15" },
  { height:  594668 , difficulty:  77062094 , date:  "2015-08-12 03:14:19" },
  { height:  594669 , difficulty:  76792403 , date:  "2015-08-12 03:20:05" },
  { height:  594670 , difficulty:  76821375 , date:  "2015-08-12 03:20:07" },
  { height:  594671 , difficulty:  76325360 , date:  "2015-08-12 03:21:09" },
  { height:  594672 , difficulty:  76515605 , date:  "2015-08-12 03:33:00" },
  { height:  594673 , difficulty:  76626447 , date:  "2015-08-12 03:33:52" },
  { height:  594674 , difficulty:  76499137 , date:  "2015-08-12 03:48:04" },
  { height:  594675 , difficulty:  76469007 , date:  "2015-08-12 03:48:09" },
  { height:  594676 , difficulty:  76594118 , date:  "2015-08-12 03:48:31" },
  { height:  594677 , difficulty:  76661751 , date:  "2015-08-12 03:52:25" },
  { height:  594678 , difficulty:  76726797 , date:  "2015-08-12 03:53:43" },
  { height:  594679 , difficulty:  76518069 , date:  "2015-08-12 03:55:43" },
  { height:  594680 , difficulty:  76343948 , date:  "2015-08-12 03:55:46" },
  { height:  594681 , difficulty:  76531126 , date:  "2015-08-12 04:00:30" },
  { height:  594682 , difficulty:  76555639 , date:  "2015-08-12 04:02:09" },
  { height:  594683 , difficulty:  76605575 , date:  "2015-08-12 04:06:39" },
  { height:  594684 , difficulty:  76361823 , date:  "2015-08-12 04:13:06" },
  { height:  594685 , difficulty:  76302309 , date:  "2015-08-12 04:13:20" },
  { height:  594686 , difficulty:  75995122 , date:  "2015-08-12 04:16:34" },
  { height:  594687 , difficulty:  76119435 , date:  "2015-08-12 04:21:33" },
  { height:  594688 , difficulty:  76029500 , date:  "2015-08-12 04:23:35" },
  { height:  594689 , difficulty:  76207439 , date:  "2015-08-12 04:23:41" },
  { height:  594690 , difficulty:  76238185 , date:  "2015-08-12 04:36:44" },
  { height:  594691 , difficulty:  76039832 , date:  "2015-08-12 04:47:02" },
  { height:  594692 , difficulty:  76334278 , date:  "2015-08-12 04:47:10" },
  { height:  594693 , difficulty:  76240158 , date:  "2015-08-12 04:56:40" },
  { height:  594694 , difficulty:  76294971 , date:  "2015-08-12 04:58:28" },
  { height:  594695 , difficulty:  76192049 , date:  "2015-08-12 05:05:12" },
  { height:  594696 , difficulty:  76267651 , date:  "2015-08-12 05:07:55" },
  { height:  594697 , difficulty:  76309633 , date:  "2015-08-12 05:08:01" },
  { height:  594698 , difficulty:  76078017 , date:  "2015-08-12 05:08:01" },
  { height:  594699 , difficulty:  75744215 , date:  "2015-08-12 05:08:56" },
  { height:  594700 , difficulty:  75733735 , date:  "2015-08-12 05:14:49" },
  { height:  594701 , difficulty:  75627880 , date:  "2015-08-12 05:14:55" },
  { height:  594702 , difficulty:  75771284 , date:  "2015-08-12 05:19:33" },
  { height:  594703 , difficulty:  75711922 , date:  "2015-08-12 05:26:00" },
  { height:  594704 , difficulty:  75900733 , date:  "2015-08-12 05:29:32" },
  { height:  594705 , difficulty:  75599173 , date:  "2015-08-12 05:32:43" },
  { height:  594706 , difficulty:  75715665 , date:  "2015-08-12 05:38:29" },
  { height:  594707 , difficulty:  75435000 , date:  "2015-08-12 05:40:59" },
  { height:  594708 , difficulty:  75374259 , date:  "2015-08-12 05:44:19" },
  { height:  594709 , difficulty:  74621615 , date:  "2015-08-12 05:44:25" },
  { height:  594710 , difficulty:  74632705 , date:  "2015-08-12 05:50:05" },
  { height:  594711 , difficulty:  74511282 , date:  "2015-08-12 05:53:40" },
  { height:  594712 , difficulty:  74630531 , date:  "2015-08-12 05:54:31" },
  { height:  594713 , difficulty:  74805893 , date:  "2015-08-12 06:00:40" },
  { height:  594714 , difficulty:  74741574 , date:  "2015-08-12 06:00:42" },
  { height:  594715 , difficulty:  74563964 , date:  "2015-08-12 06:01:02" },
  { height:  594716 , difficulty:  74643790 , date:  "2015-08-12 06:03:53" },
  { height:  594717 , difficulty:  74511192 , date:  "2015-08-12 06:08:29" },
  { height:  594718 , difficulty:  74708738 , date:  "2015-08-12 06:08:34" },
  { height:  594719 , difficulty:  74507447 , date:  "2015-08-12 06:17:44" },
  { height:  594720 , difficulty:  74566761 , date:  "2015-08-12 06:17:48" },
  { height:  594721 , difficulty:  74581602 , date:  "2015-08-12 06:27:17" },
  { height:  594722 , difficulty:  74426181 , date:  "2015-08-12 06:34:13" },
  { height:  594723 , difficulty:  74326129 , date:  "2015-08-12 06:34:17" },
  { height:  594724 , difficulty:  74368887 , date:  "2015-08-12 06:35:18" },
  { height:  594725 , difficulty:  74309049 , date:  "2015-08-12 06:36:50" },
  { height:  594726 , difficulty:  74014219 , date:  "2015-08-12 06:37:32" },
  { height:  594727 , difficulty:  74144222 , date:  "2015-08-12 06:49:51" },
  { height:  594728 , difficulty:  73724392 , date:  "2015-08-12 06:55:44" },
  { height:  594729 , difficulty:  73836016 , date:  "2015-08-12 07:09:23" },
  { height:  594730 , difficulty:  73731317 , date:  "2015-08-12 07:11:22" },
  { height:  594731 , difficulty:  73523143 , date:  "2015-08-12 07:19:28" },
  { height:  594732 , difficulty:  73524449 , date:  "2015-08-12 07:19:31" },
  { height:  594733 , difficulty:  73752129 , date:  "2015-08-12 07:28:20" },
  { height:  594734 , difficulty:  73446664 , date:  "2015-08-12 07:31:33" },
  { height:  594735 , difficulty:  73523639 , date:  "2015-08-12 07:41:58" },
  { height:  594736 , difficulty:  73384171 , date:  "2015-08-12 07:47:57" },
  { height:  594737 , difficulty:  73479209 , date:  "2015-08-12 07:57:24" },
  { height:  594738 , difficulty:  73470278 , date:  "2015-08-12 08:05:24" },
  { height:  594739 , difficulty:  73636429 , date:  "2015-08-12 08:05:27" },
  { height:  594740 , difficulty:  73664373 , date:  "2015-08-12 08:09:38" },
  { height:  594741 , difficulty:  73670838 , date:  "2015-08-12 08:14:14" },
  { height:  594742 , difficulty:  73523318 , date:  "2015-08-12 08:15:13" },
  { height:  594743 , difficulty:  74004316 , date:  "2015-08-12 08:17:00" },
  { height:  594744 , difficulty:  74019394 , date:  "2015-08-12 08:25:10" },
  { height:  594745 , difficulty:  74134598 , date:  "2015-08-12 08:25:43" },
  { height:  594746 , difficulty:  74148002 , date:  "2015-08-12 08:31:57" },
  { height:  594747 , difficulty:  74233698 , date:  "2015-08-12 08:35:37" },
  { height:  594748 , difficulty:  73895777 , date:  "2015-08-12 08:35:42" },
  { height:  594749 , difficulty:  73922234 , date:  "2015-08-12 08:37:14" },
  { height:  594750 , difficulty:  73521762 , date:  "2015-08-12 08:37:17" },
  { height:  594751 , difficulty:  73819287 , date:  "2015-08-12 08:37:56" },
  { height:  594752 , difficulty:  73823402 , date:  "2015-08-12 08:40:26" },
  { height:  594753 , difficulty:  73746150 , date:  "2015-08-12 08:41:47" },
  { height:  594754 , difficulty:  73803739 , date:  "2015-08-12 08:42:59" },
  { height:  594755 , difficulty:  73770231 , date:  "2015-08-12 08:48:59" },
  { height:  594756 , difficulty:  73785000 , date:  "2015-08-12 09:02:39" },
  { height:  594757 , difficulty:  73990464 , date:  "2015-08-12 09:12:44" },
  { height:  594758 , difficulty:  73974493 , date:  "2015-08-12 09:13:41" },
  { height:  594759 , difficulty:  73999790 , date:  "2015-08-12 09:16:49" },
  { height:  594760 , difficulty:  74050140 , date:  "2015-08-12 09:18:42" },
  { height:  594761 , difficulty:  74057862 , date:  "2015-08-12 09:18:43" },
  { height:  594762 , difficulty:  73983937 , date:  "2015-08-12 09:23:06" },
  { height:  594763 , difficulty:  73860596 , date:  "2015-08-12 09:33:06" },
  { height:  594764 , difficulty:  73878901 , date:  "2015-08-12 09:33:11" },
  { height:  594765 , difficulty:  73894157 , date:  "2015-08-12 09:33:38" },
  { height:  594766 , difficulty:  73569689 , date:  "2015-08-12 09:36:43" },
  { height:  594767 , difficulty:  73280711 , date:  "2015-08-12 10:08:55" },
  { height:  594768 , difficulty:  73562795 , date:  "2015-08-12 10:09:00" },
  { height:  594769 , difficulty:  73388149 , date:  "2015-08-12 10:11:01" },
  { height:  594770 , difficulty:  73361872 , date:  "2015-08-12 10:11:01" },
  { height:  594771 , difficulty:  73187545 , date:  "2015-08-12 10:15:19" },
  { height:  594772 , difficulty:  73119243 , date:  "2015-08-12 10:26:35" },
  { height:  594773 , difficulty:  73219700 , date:  "2015-08-12 10:26:40" },
  { height:  594774 , difficulty:  73444506 , date:  "2015-08-12 10:37:18" },
  { height:  594775 , difficulty:  73483912 , date:  "2015-08-12 11:27:43" },
  { height:  594776 , difficulty:  73383984 , date:  "2015-08-12 11:30:04" },
  { height:  594777 , difficulty:  73555286 , date:  "2015-08-12 11:30:07" },
  { height:  594778 , difficulty:  73427473 , date:  "2015-08-12 11:37:23" },
  { height:  594779 , difficulty:  73264869 , date:  "2015-08-12 11:43:23" },
  { height:  594780 , difficulty:  73335877 , date:  "2015-08-12 11:45:53" },
  { height:  594781 , difficulty:  73252579 , date:  "2015-08-12 11:47:38" },
  { height:  594782 , difficulty:  73094452 , date:  "2015-08-12 11:47:45" },
  { height:  594783 , difficulty:  73030510 , date:  "2015-08-12 11:54:52" },
  { height:  594784 , difficulty:  73150352 , date:  "2015-08-12 12:01:13" },
  { height:  594785 , difficulty:  73385685 , date:  "2015-08-12 12:21:05" },
  { height:  594786 , difficulty:  73235226 , date:  "2015-08-12 12:21:39" },
  { height:  594787 , difficulty:  73138040 , date:  "2015-08-12 12:22:47" },
  { height:  594788 , difficulty:  73321094 , date:  "2015-08-12 12:25:52" },
  { height:  594789 , difficulty:  73150122 , date:  "2015-08-12 12:25:55" },
  { height:  594790 , difficulty:  73248152 , date:  "2015-08-12 12:32:43" },
  { height:  594791 , difficulty:  73244355 , date:  "2015-08-12 12:33:45" },
  { height:  594792 , difficulty:  73261956 , date:  "2015-08-12 12:35:20" },
  { height:  594793 , difficulty:  73333707 , date:  "2015-08-12 12:51:28" },
  { height:  594794 , difficulty:  73336084 , date:  "2015-08-12 12:51:31" },
  { height:  594795 , difficulty:  73180578 , date:  "2015-08-12 12:52:22" },
  { height:  594796 , difficulty:  73287524 , date:  "2015-08-12 12:58:29" },
  { height:  594797 , difficulty:  73243446 , date:  "2015-08-12 13:04:56" },
  { height:  594798 , difficulty:  73048670 , date:  "2015-08-12 13:05:01" },
  { height:  594799 , difficulty:  73053690 , date:  "2015-08-12 13:06:19" },
  { height:  594800 , difficulty:  73026773 , date:  "2015-08-12 13:16:42" },
  { height:  594801 , difficulty:  73149733 , date:  "2015-08-12 13:17:35" },
  { height:  594802 , difficulty:  73135262 , date:  "2015-08-12 13:17:41" },
  { height:  594803 , difficulty:  72794528 , date:  "2015-08-12 13:21:19" },
  { height:  594804 , difficulty:  72691451 , date:  "2015-08-12 13:38:34" },
  { height:  594805 , difficulty:  72420267 , date:  "2015-08-12 13:38:38" },
  { height:  594806 , difficulty:  72375702 , date:  "2015-08-12 13:39:47" },
  { height:  594807 , difficulty:  72449832 , date:  "2015-08-12 13:42:49" },
  { height:  594808 , difficulty:  72451354 , date:  "2015-08-12 13:47:48" },
  { height:  594809 , difficulty:  72240124 , date:  "2015-08-12 13:48:38" },
  { height:  594810 , difficulty:  72157425 , date:  "2015-08-12 13:50:26" },
  { height:  594811 , difficulty:  71983235 , date:  "2015-08-12 14:00:59" },
  { height:  594812 , difficulty:  71827854 , date:  "2015-08-12 14:01:04" },
  { height:  594813 , difficulty:  71649265 , date:  "2015-08-12 14:08:39" },
  { height:  594814 , difficulty:  71698159 , date:  "2015-08-12 14:10:52" },
  { height:  594815 , difficulty:  71970973 , date:  "2015-08-12 14:10:57" },
  { height:  594816 , difficulty:  72217134 , date:  "2015-08-12 14:14:41" },
  { height:  594817 , difficulty:  72230765 , date:  "2015-08-12 14:27:45" },
  { height:  594818 , difficulty:  72205102 , date:  "2015-08-12 14:27:51" },
  { height:  594819 , difficulty:  72503625 , date:  "2015-08-12 14:38:23" },
  { height:  594820 , difficulty:  72276440 , date:  "2015-08-12 14:42:26" },
  { height:  594821 , difficulty:  72465042 , date:  "2015-08-12 14:42:31" },
  { height:  594822 , difficulty:  72523140 , date:  "2015-08-12 14:46:11" },
  { height:  594823 , difficulty:  72471044 , date:  "2015-08-12 14:50:36" },
  { height:  594824 , difficulty:  72525010 , date:  "2015-08-12 14:51:06" },
  { height:  594825 , difficulty:  72480721 , date:  "2015-08-12 14:55:59" },
  { height:  594826 , difficulty:  72695515 , date:  "2015-08-12 14:56:00" },
  { height:  594827 , difficulty:  72676513 , date:  "2015-08-12 14:58:38" },
  { height:  594828 , difficulty:  72750831 , date:  "2015-08-12 15:02:29" },
  { height:  594829 , difficulty:  72713263 , date:  "2015-08-12 15:10:16" },
  { height:  594830 , difficulty:  73022569 , date:  "2015-08-12 15:10:20" },
  { height:  594831 , difficulty:  72850116 , date:  "2015-08-12 15:17:37" },
  { height:  594832 , difficulty:  72492214 , date:  "2015-08-12 15:32:39" },
  { height:  594833 , difficulty:  72337957 , date:  "2015-08-12 15:32:45" },
  { height:  594834 , difficulty:  72365284 , date:  "2015-08-12 15:45:36" },
  { height:  594835 , difficulty:  72509088 , date:  "2015-08-12 15:45:41" },
  { height:  594836 , difficulty:  72492427 , date:  "2015-08-12 15:55:04" },
  { height:  594837 , difficulty:  72742438 , date:  "2015-08-12 16:07:19" },
  { height:  594838 , difficulty:  72678157 , date:  "2015-08-12 16:07:25" },
  { height:  594839 , difficulty:  72455959 , date:  "2015-08-12 16:12:57" },
  { height:  594840 , difficulty:  72482489 , date:  "2015-08-12 16:14:06" },
  { height:  594841 , difficulty:  72723563 , date:  "2015-08-12 16:14:09" },
  { height:  594842 , difficulty:  73002473 , date:  "2015-08-12 16:20:31" },
  { height:  594843 , difficulty:  72134632 , date:  "2015-08-12 16:20:41" },
  { height:  594844 , difficulty:  72322699 , date:  "2015-08-12 16:25:15" },
  { height:  594845 , difficulty:  72440338 , date:  "2015-08-12 16:34:10" },
  { height:  594846 , difficulty:  72456192 , date:  "2015-08-12 16:35:31" },
  { height:  594847 , difficulty:  72330771 , date:  "2015-08-12 16:38:20" },
  { height:  594848 , difficulty:  72018465 , date:  "2015-08-12 16:43:25" },
  { height:  594849 , difficulty:  72698435 , date:  "2015-08-12 16:43:28" },
  { height:  594850 , difficulty:  72453560 , date:  "2015-08-12 16:43:33" },
  { height:  594851 , difficulty:  71048151 , date:  "2015-08-12 16:45:05" },
  { height:  594852 , difficulty:  71452964 , date:  "2015-08-12 16:51:47" },
  { height:  594853 , difficulty:  71447212 , date:  "2015-08-12 16:52:09" },
  { height:  594854 , difficulty:  71243071 , date:  "2015-08-12 16:54:29" },
  { height:  594855 , difficulty:  71366544 , date:  "2015-08-12 16:54:35" },
  { height:  594856 , difficulty:  71366379 , date:  "2015-08-12 17:03:07" },
  { height:  594857 , difficulty:  71432507 , date:  "2015-08-12 17:03:08" },
  { height:  594858 , difficulty:  71680574 , date:  "2015-08-12 17:09:12" },
  { height:  594859 , difficulty:  71478546 , date:  "2015-08-12 17:15:31" },
  { height:  594860 , difficulty:  71461757 , date:  "2015-08-12 17:15:33" },
  { height:  594861 , difficulty:  71690800 , date:  "2015-08-12 17:19:06" },
  { height:  594862 , difficulty:  71781177 , date:  "2015-08-12 17:22:16" },
  { height:  594863 , difficulty:  71742926 , date:  "2015-08-12 17:22:39" },
  { height:  594864 , difficulty:  71742455 , date:  "2015-08-12 17:29:42" },
  { height:  594865 , difficulty:  71964007 , date:  "2015-08-12 17:34:12" },
  { height:  594866 , difficulty:  71957817 , date:  "2015-08-12 17:36:40" },
  { height:  594867 , difficulty:  72083004 , date:  "2015-08-12 17:37:30" },
  { height:  594868 , difficulty:  72031117 , date:  "2015-08-12 17:45:26" },
  { height:  594869 , difficulty:  71726173 , date:  "2015-08-12 17:48:15" },
  { height:  594870 , difficulty:  71769216 , date:  "2015-08-12 17:48:21" },
  { height:  594871 , difficulty:  71885138 , date:  "2015-08-12 17:52:10" },
  { height:  594872 , difficulty:  71706629 , date:  "2015-08-12 17:58:51" },
  { height:  594873 , difficulty:  71684092 , date:  "2015-08-12 18:07:43" },
  { height:  594874 , difficulty:  71753670 , date:  "2015-08-12 18:14:15" },
  { height:  594875 , difficulty:  71779076 , date:  "2015-08-12 18:19:22" },
  { height:  594876 , difficulty:  71547591 , date:  "2015-08-12 18:19:28" },
  { height:  594877 , difficulty:  71621113 , date:  "2015-08-12 18:20:08" },
  { height:  594878 , difficulty:  71625626 , date:  "2015-08-12 18:23:18" },
  { height:  594879 , difficulty:  71515325 , date:  "2015-08-12 18:28:36" },
  { height:  594880 , difficulty:  71031091 , date:  "2015-08-12 18:29:39" },
  { height:  594881 , difficulty:  71027547 , date:  "2015-08-12 18:37:36" },
  { height:  594882 , difficulty:  71036892 , date:  "2015-08-12 18:37:37" },
  { height:  594883 , difficulty:  71587579 , date:  "2015-08-12 18:42:46" },
  { height:  594884 , difficulty:  71438010 , date:  "2015-08-12 18:42:49" },
  { height:  594885 , difficulty:  71536933 , date:  "2015-08-12 19:01:29" },
  { height:  594886 , difficulty:  71513316 , date:  "2015-08-12 19:02:44" },
  { height:  594887 , difficulty:  71210237 , date:  "2015-08-12 19:05:26" },
  { height:  594888 , difficulty:  71361198 , date:  "2015-08-12 19:05:31" },
  { height:  594889 , difficulty:  71139151 , date:  "2015-08-12 19:20:30" },
  { height:  594890 , difficulty:  71105084 , date:  "2015-08-12 19:20:41" },
  { height:  594891 , difficulty:  71276106 , date:  "2015-08-12 19:26:20" },
  { height:  594892 , difficulty:  72000182 , date:  "2015-08-12 19:46:07" },
  { height:  594893 , difficulty:  71674114 , date:  "2015-08-12 19:48:58" },
  { height:  594894 , difficulty:  71681892 , date:  "2015-08-12 19:49:10" },
  { height:  594895 , difficulty:  71447911 , date:  "2015-08-12 19:56:25" },
  { height:  594896 , difficulty:  71500736 , date:  "2015-08-12 19:57:12" },
  { height:  594897 , difficulty:  71500649 , date:  "2015-08-12 20:03:52" },
  { height:  594898 , difficulty:  71399884 , date:  "2015-08-12 20:13:34" },
  { height:  594899 , difficulty:  71428833 , date:  "2015-08-12 20:13:41" },
  { height:  594900 , difficulty:  71788639 , date:  "2015-08-12 20:19:32" },
  { height:  594901 , difficulty:  71639582 , date:  "2015-08-12 20:19:34" },
  { height:  594902 , difficulty:  71860964 , date:  "2015-08-12 20:33:13" },
  { height:  594903 , difficulty:  71801301 , date:  "2015-08-12 20:33:18" },
  { height:  594904 , difficulty:  71749991 , date:  "2015-08-12 20:41:34" },
  { height:  594905 , difficulty:  71753162 , date:  "2015-08-12 20:48:43" },
  { height:  594906 , difficulty:  71837181 , date:  "2015-08-12 20:52:57" },
  { height:  594907 , difficulty:  71899026 , date:  "2015-08-12 20:53:01" },
  { height:  594908 , difficulty:  71561972 , date:  "2015-08-12 20:53:46" },
  { height:  594909 , difficulty:  72013142 , date:  "2015-08-12 20:59:57" },
  { height:  594910 , difficulty:  71639478 , date:  "2015-08-12 21:00:20" },
  { height:  594911 , difficulty:  71937094 , date:  "2015-08-12 21:02:59" },
  { height:  594912 , difficulty:  72194424 , date:  "2015-08-12 21:06:06" },
  { height:  594913 , difficulty:  71835843 , date:  "2015-08-12 21:09:19" },
  { height:  594914 , difficulty:  71844171 , date:  "2015-08-12 21:09:26" },
  { height:  594915 , difficulty:  71710120 , date:  "2015-08-12 21:14:16" },
  { height:  594916 , difficulty:  71739941 , date:  "2015-08-12 21:15:25" },
  { height:  594917 , difficulty:  71729050 , date:  "2015-08-12 21:19:31" },
  { height:  594918 , difficulty:  71673634 , date:  "2015-08-12 21:20:12" },
  { height:  594919 , difficulty:  71656433 , date:  "2015-08-12 21:21:52" },
  { height:  594920 , difficulty:  71643579 , date:  "2015-08-12 21:24:15" },
  { height:  594921 , difficulty:  71400781 , date:  "2015-08-12 21:24:21" },
  { height:  594922 , difficulty:  71391865 , date:  "2015-08-12 21:30:28" },
  { height:  594923 , difficulty:  71385220 , date:  "2015-08-12 21:41:17" },
  { height:  594924 , difficulty:  71486791 , date:  "2015-08-12 21:52:50" },
  { height:  594925 , difficulty:  71574062 , date:  "2015-08-12 21:55:27" },
  { height:  594926 , difficulty:  71674396 , date:  "2015-08-12 21:56:13" },
  { height:  594927 , difficulty:  71732433 , date:  "2015-08-12 21:56:16" },
  { height:  594928 , difficulty:  71547947 , date:  "2015-08-12 22:02:43" },
  { height:  594929 , difficulty:  71524486 , date:  "2015-08-12 22:04:01" },
  { height:  594930 , difficulty:  71477334 , date:  "2015-08-12 22:06:21" },
  { height:  594931 , difficulty:  71593586 , date:  "2015-08-12 22:06:26" },
  { height:  594932 , difficulty:  71441356 , date:  "2015-08-12 22:09:02" },
  { height:  594933 , difficulty:  71594263 , date:  "2015-08-12 22:10:44" },
  { height:  594934 , difficulty:  71647341 , date:  "2015-08-12 22:10:45" },
  { height:  594935 , difficulty:  71562940 , date:  "2015-08-12 22:18:18" },
  { height:  594936 , difficulty:  71902263 , date:  "2015-08-12 22:19:51" },
  { height:  594937 , difficulty:  71792422 , date:  "2015-08-12 22:23:42" },
  { height:  594938 , difficulty:  72004846 , date:  "2015-08-12 22:24:12" },
  { height:  594939 , difficulty:  72049395 , date:  "2015-08-12 22:35:04" },
  { height:  594940 , difficulty:  71909938 , date:  "2015-08-12 22:37:00" },
  { height:  594941 , difficulty:  71829043 , date:  "2015-08-12 22:37:02" },
  { height:  594942 , difficulty:  71779549 , date:  "2015-08-12 22:40:11" },
  { height:  594943 , difficulty:  72065729 , date:  "2015-08-12 22:44:13" },
  { height:  594944 , difficulty:  71902522 , date:  "2015-08-12 22:46:05" },
  { height:  594945 , difficulty:  71813673 , date:  "2015-08-12 22:47:11" },
  { height:  594946 , difficulty:  71822768 , date:  "2015-08-12 22:47:12" },
  { height:  594947 , difficulty:  71968817 , date:  "2015-08-12 22:52:47" },
  { height:  594948 , difficulty:  72011171 , date:  "2015-08-12 22:54:23" },
  { height:  594949 , difficulty:  72002147 , date:  "2015-08-12 23:01:39" },
  { height:  594950 , difficulty:  71806072 , date:  "2015-08-12 23:05:11" },
  { height:  594951 , difficulty:  71652828 , date:  "2015-08-12 23:09:57" },
  { height:  594952 , difficulty:  71825037 , date:  "2015-08-12 23:14:49" },
  { height:  594953 , difficulty:  71971867 , date:  "2015-08-12 23:17:57" },
  { height:  594954 , difficulty:  72190716 , date:  "2015-08-12 23:28:23" },
  { height:  594955 , difficulty:  72178657 , date:  "2015-08-12 23:45:59" },
  { height:  594956 , difficulty:  72437435 , date:  "2015-08-12 23:54:00" },
  { height:  594957 , difficulty:  72258428 , date:  "2015-08-12 23:54:01" },
  { height:  594958 , difficulty:  72329965 , date:  "2015-08-13 00:02:36" },
  { height:  594959 , difficulty:  72181050 , date:  "2015-08-13 00:04:05" },
  { height:  594960 , difficulty:  72168807 , date:  "2015-08-13 00:05:58" },
  { height:  594961 , difficulty:  71666727 , date:  "2015-08-13 00:11:37" },
  { height:  594962 , difficulty:  72014849 , date:  "2015-08-13 00:19:43" },
  { height:  594963 , difficulty:  71972629 , date:  "2015-08-13 00:19:50" },
  { height:  594964 , difficulty:  71959673 , date:  "2015-08-13 00:21:51" },
  { height:  594965 , difficulty:  71734277 , date:  "2015-08-13 00:30:51" },
  { height:  594966 , difficulty:  71717653 , date:  "2015-08-13 00:30:53" },
  { height:  594967 , difficulty:  72056934 , date:  "2015-08-13 00:39:57" },
  { height:  594968 , difficulty:  71564971 , date:  "2015-08-13 00:40:00" },
  { height:  594969 , difficulty:  71476973 , date:  "2015-08-13 00:45:27" },
  { height:  594970 , difficulty:  71636713 , date:  "2015-08-13 00:45:31" },
  { height:  594971 , difficulty:  71423372 , date:  "2015-08-13 00:49:45" },
  { height:  594972 , difficulty:  71549731 , date:  "2015-08-13 00:49:49" },
  { height:  594973 , difficulty:  71549736 , date:  "2015-08-13 00:51:40" },
  { height:  594974 , difficulty:  71319068 , date:  "2015-08-13 00:57:18" },
  { height:  594975 , difficulty:  71332970 , date:  "2015-08-13 01:20:14" },
  { height:  594976 , difficulty:  71162205 , date:  "2015-08-13 01:32:36" },
  { height:  594977 , difficulty:  71224524 , date:  "2015-08-13 01:32:42" },
  { height:  594978 , difficulty:  70836730 , date:  "2015-08-13 01:42:50" },
  { height:  594979 , difficulty:  71453995 , date:  "2015-08-13 01:53:19" },
  { height:  594980 , difficulty:  71419579 , date:  "2015-08-13 01:54:15" },
  { height:  594981 , difficulty:  71211403 , date:  "2015-08-13 01:54:22" },
  { height:  594982 , difficulty:  71120167 , date:  "2015-08-13 01:55:22" },
  { height:  594983 , difficulty:  71114872 , date:  "2015-08-13 02:04:46" },
  { height:  594984 , difficulty:  71253082 , date:  "2015-08-13 02:13:03" },
  { height:  594985 , difficulty:  71072767 , date:  "2015-08-13 02:13:09" },
  { height:  594986 , difficulty:  71110991 , date:  "2015-08-13 02:28:53" },
  { height:  594987 , difficulty:  71081506 , date:  "2015-08-13 02:37:56" },
  { height:  594988 , difficulty:  71246003 , date:  "2015-08-13 02:38:00" },
  { height:  594989 , difficulty:  71149387 , date:  "2015-08-13 02:40:33" },
  { height:  594990 , difficulty:  71216974 , date:  "2015-08-13 02:42:10" },
  { height:  594991 , difficulty:  71197616 , date:  "2015-08-13 02:43:42" },
  { height:  594992 , difficulty:  71202217 , date:  "2015-08-13 02:46:50" },
  { height:  594993 , difficulty:  71123842 , date:  "2015-08-13 02:54:33" },
  { height:  594994 , difficulty:  71626542 , date:  "2015-08-13 02:54:38" },
  { height:  594995 , difficulty:  71613670 , date:  "2015-08-13 03:01:08" },
  { height:  594996 , difficulty:  71538632 , date:  "2015-08-13 03:04:23" },
  { height:  594997 , difficulty:  71734232 , date:  "2015-08-13 03:05:29" },
  { height:  594998 , difficulty:  71593161 , date:  "2015-08-13 03:16:46" },
  { height:  594999 , difficulty:  71291736 , date:  "2015-08-13 03:17:17" },
  { height:  595000 , difficulty:  70965512 , date:  "2015-08-13 03:17:23" },
  { height:  595001 , difficulty:  71618084 , date:  "2015-08-13 03:17:28" },
  { height:  595002 , difficulty:  71617241 , date:  "2015-08-13 03:19:51" },
  { height:  595003 , difficulty:  71650677 , date:  "2015-08-13 03:20:35" },
  { height:  595004 , difficulty:  71460104 , date:  "2015-08-13 03:20:39" },
  { height:  595005 , difficulty:  71464088 , date:  "2015-08-13 03:21:59" },
  { height:  595006 , difficulty:  71652951 , date:  "2015-08-13 03:23:33" },
  { height:  595007 , difficulty:  71691093 , date:  "2015-08-13 03:30:40" },
  { height:  595008 , difficulty:  71705448 , date:  "2015-08-13 03:30:44" },
  { height:  595009 , difficulty:  71905889 , date:  "2015-08-13 03:34:17" },
  { height:  595010 , difficulty:  72333463 , date:  "2015-08-13 03:43:17" },
  { height:  595011 , difficulty:  72107231 , date:  "2015-08-13 03:44:06" },
  { height:  595012 , difficulty:  72167884 , date:  "2015-08-13 03:49:13" },
  { height:  595013 , difficulty:  72049648 , date:  "2015-08-13 03:56:17" },
  { height:  595014 , difficulty:  72184342 , date:  "2015-08-13 03:57:13" },
  { height:  595015 , difficulty:  71881831 , date:  "2015-08-13 04:02:10" },
  { height:  595016 , difficulty:  71819428 , date:  "2015-08-13 04:04:40" },
  { height:  595017 , difficulty:  71980567 , date:  "2015-08-13 04:05:18" },
  { height:  595018 , difficulty:  71890656 , date:  "2015-08-13 04:07:13" },
  { height:  595019 , difficulty:  71844772 , date:  "2015-08-13 04:07:28" },
  { height:  595020 , difficulty:  71791372 , date:  "2015-08-13 04:10:04" },
  { height:  595021 , difficulty:  71757236 , date:  "2015-08-13 04:20:14" },
  { height:  595022 , difficulty:  71813753 , date:  "2015-08-13 04:20:20" },
  { height:  595023 , difficulty:  72003089 , date:  "2015-08-13 04:22:08" },
  { height:  595024 , difficulty:  72004789 , date:  "2015-08-13 04:25:38" },
  { height:  595025 , difficulty:  71947742 , date:  "2015-08-13 04:28:24" },
  { height:  595026 , difficulty:  71838324 , date:  "2015-08-13 04:28:30" },
  { height:  595027 , difficulty:  71905326 , date:  "2015-08-13 04:30:55" },
  { height:  595028 , difficulty:  71916929 , date:  "2015-08-13 04:34:18" },
  { height:  595029 , difficulty:  71971974 , date:  "2015-08-13 04:34:22" },
  { height:  595030 , difficulty:  71804644 , date:  "2015-08-13 04:34:24" },
  { height:  595031 , difficulty:  71298049 , date:  "2015-08-13 04:41:35" },
  { height:  595032 , difficulty:  71078621 , date:  "2015-08-13 04:42:44" },
  { height:  595033 , difficulty:  71126860 , date:  "2015-08-13 04:43:34" },
  { height:  595034 , difficulty:  71583025 , date:  "2015-08-13 04:49:55" },
  { height:  595035 , difficulty:  71741413 , date:  "2015-08-13 05:20:18" },
  { height:  595036 , difficulty:  71775286 , date:  "2015-08-13 05:27:00" },
  { height:  595037 , difficulty:  71612245 , date:  "2015-08-13 05:27:21" },
  { height:  595038 , difficulty:  71380848 , date:  "2015-08-13 05:28:54" },
  { height:  595039 , difficulty:  71461329 , date:  "2015-08-13 05:46:08" },
  { height:  595040 , difficulty:  71592063 , date:  "2015-08-13 05:46:14" },
  { height:  595041 , difficulty:  71359293 , date:  "2015-08-13 05:48:30" },
  { height:  595042 , difficulty:  71369925 , date:  "2015-08-13 05:48:55" },
  { height:  595043 , difficulty:  71215325 , date:  "2015-08-13 05:49:08" },
  { height:  595044 , difficulty:  71431826 , date:  "2015-08-13 05:52:11" },
  { height:  595045 , difficulty:  71326523 , date:  "2015-08-13 05:53:28" },
  { height:  595046 , difficulty:  71319463 , date:  "2015-08-13 05:57:42" },
  { height:  595047 , difficulty:  71194632 , date:  "2015-08-13 05:57:46" },
  { height:  595048 , difficulty:  71227666 , date:  "2015-08-13 05:59:01" },
  { height:  595049 , difficulty:  71216788 , date:  "2015-08-13 06:03:10" },
  { height:  595050 , difficulty:  71265688 , date:  "2015-08-13 06:03:15" },
  { height:  595051 , difficulty:  70719274 , date:  "2015-08-13 06:03:30" },
  { height:  595052 , difficulty:  70520186 , date:  "2015-08-13 06:04:54" },
  { height:  595053 , difficulty:  70511779 , date:  "2015-08-13 06:06:17" },
  { height:  595054 , difficulty:  70224663 , date:  "2015-08-13 06:06:22" },
  { height:  595055 , difficulty:  69989188 , date:  "2015-08-13 06:10:21" },
  { height:  595056 , difficulty:  69985941 , date:  "2015-08-13 06:10:50" },
  { height:  595057 , difficulty:  70273781 , date:  "2015-08-13 06:10:52" },
  { height:  595058 , difficulty:  70239705 , date:  "2015-08-13 06:18:04" },
  { height:  595059 , difficulty:  70064874 , date:  "2015-08-13 06:21:14" },
  { height:  595060 , difficulty:  69969705 , date:  "2015-08-13 06:31:56" },
  { height:  595061 , difficulty:  70002964 , date:  "2015-08-13 06:32:01" },
  { height:  595062 , difficulty:  69617225 , date:  "2015-08-13 06:35:24" },
  { height:  595063 , difficulty:  69368855 , date:  "2015-08-13 06:44:23" },
  { height:  595064 , difficulty:  69367285 , date:  "2015-08-13 06:51:43" },
  { height:  595065 , difficulty:  69303411 , date:  "2015-08-13 06:51:44" },
  { height:  595066 , difficulty:  69330269 , date:  "2015-08-13 06:52:02" },
  { height:  595067 , difficulty:  69489582 , date:  "2015-08-13 06:52:28" },
  { height:  595068 , difficulty:  69398252 , date:  "2015-08-13 06:53:37" },
  { height:  595069 , difficulty:  69194024 , date:  "2015-08-13 06:53:40" },
  { height:  595070 , difficulty:  69246585 , date:  "2015-08-13 06:55:43" },
  { height:  595071 , difficulty:  69275563 , date:  "2015-08-13 07:02:16" },
  { height:  595072 , difficulty:  69322987 , date:  "2015-08-13 07:02:32" },
  { height:  595073 , difficulty:  69490131 , date:  "2015-08-13 07:05:25" },
  { height:  595074 , difficulty:  69183282 , date:  "2015-08-13 07:06:11" },
  { height:  595075 , difficulty:  69240078 , date:  "2015-08-13 07:07:52" },
  { height:  595076 , difficulty:  69230722 , date:  "2015-08-13 07:08:07" },
  { height:  595077 , difficulty:  69484475 , date:  "2015-08-13 07:09:39" },
  { height:  595078 , difficulty:  69445971 , date:  "2015-08-13 07:15:32" },
  { height:  595079 , difficulty:  69814578 , date:  "2015-08-13 07:16:19" },
  { height:  595080 , difficulty:  69951656 , date:  "2015-08-13 07:21:48" },
  { height:  595081 , difficulty:  69908196 , date:  "2015-08-13 07:21:52" },
  { height:  595082 , difficulty:  70175671 , date:  "2015-08-13 07:23:09" },
  { height:  595083 , difficulty:  69975831 , date:  "2015-08-13 07:23:16" },
  { height:  595084 , difficulty:  70005836 , date:  "2015-08-13 07:26:45" },
  { height:  595085 , difficulty:  70056706 , date:  "2015-08-13 07:26:48" },
  { height:  595086 , difficulty:  69818137 , date:  "2015-08-13 07:27:43" },
  { height:  595087 , difficulty:  69790431 , date:  "2015-08-13 07:41:02" },
  { height:  595088 , difficulty:  69856407 , date:  "2015-08-13 07:42:35" },
  { height:  595089 , difficulty:  69856334 , date:  "2015-08-13 07:45:59" },
  { height:  595090 , difficulty:  69827739 , date:  "2015-08-13 07:46:01" },
  { height:  595091 , difficulty:  69800913 , date:  "2015-08-13 07:52:31" },
  { height:  595092 , difficulty:  69731752 , date:  "2015-08-13 07:56:01" },
  { height:  595093 , difficulty:  69746790 , date:  "2015-08-13 07:57:40" },
  { height:  595094 , difficulty:  69797137 , date:  "2015-08-13 08:01:13" },
  { height:  595095 , difficulty:  69799437 , date:  "2015-08-13 08:01:18" },
  { height:  595096 , difficulty:  69844048 , date:  "2015-08-13 08:07:03" },
  { height:  595097 , difficulty:  69637886 , date:  "2015-08-13 08:17:18" },
  { height:  595098 , difficulty:  69629808 , date:  "2015-08-13 08:28:22" },
  { height:  595099 , difficulty:  69586496 , date:  "2015-08-13 08:28:28" },
  { height:  595100 , difficulty:  69667803 , date:  "2015-08-13 08:28:45" },
  { height:  595101 , difficulty:  69589170 , date:  "2015-08-13 08:31:01" },
  { height:  595102 , difficulty:  69864855 , date:  "2015-08-13 08:31:05" },
  { height:  595103 , difficulty:  69822598 , date:  "2015-08-13 08:32:20" },
  { height:  595104 , difficulty:  69784720 , date:  "2015-08-13 08:32:25" },
  { height:  595105 , difficulty:  69829797 , date:  "2015-08-13 08:33:55" },
  { height:  595106 , difficulty:  69914039 , date:  "2015-08-13 08:50:06" },
  { height:  595107 , difficulty:  69711875 , date:  "2015-08-13 08:57:58" },
  { height:  595108 , difficulty:  70335028 , date:  "2015-08-13 08:58:00" },
  { height:  595109 , difficulty:  70335611 , date:  "2015-08-13 08:59:53" },
  { height:  595110 , difficulty:  70451247 , date:  "2015-08-13 09:10:07" },
  { height:  595111 , difficulty:  69613824 , date:  "2015-08-13 09:10:12" },
  { height:  595112 , difficulty:  69577042 , date:  "2015-08-13 09:16:50" },
  { height:  595113 , difficulty:  69793020 , date:  "2015-08-13 09:17:17" },
  { height:  595114 , difficulty:  69777375 , date:  "2015-08-13 09:23:12" },
  { height:  595115 , difficulty:  69307617 , date:  "2015-08-13 09:23:15" },
  { height:  595116 , difficulty:  69620479 , date:  "2015-08-13 09:23:30" },
  { height:  595117 , difficulty:  69624492 , date:  "2015-08-13 09:24:52" },
  { height:  595118 , difficulty:  69608386 , date:  "2015-08-13 09:24:57" },
  { height:  595119 , difficulty:  69792565 , date:  "2015-08-13 09:31:47" },
  { height:  595120 , difficulty:  69824212 , date:  "2015-08-13 09:31:50" },
  { height:  595121 , difficulty:  69809328 , date:  "2015-08-13 09:39:54" },
  { height:  595122 , difficulty:  70095720 , date:  "2015-08-13 09:46:13" },
  { height:  595123 , difficulty:  70348203 , date:  "2015-08-13 09:47:38" },
  { height:  595124 , difficulty:  70308676 , date:  "2015-08-13 09:51:32" },
  { height:  595125 , difficulty:  70278805 , date:  "2015-08-13 09:51:42" },
  { height:  595126 , difficulty:  70278979 , date:  "2015-08-13 09:51:47" },
  { height:  595127 , difficulty:  70368969 , date:  "2015-08-13 10:01:16" },
  { height:  595128 , difficulty:  70443032 , date:  "2015-08-13 10:01:20" },
  { height:  595129 , difficulty:  70509760 , date:  "2015-08-13 10:07:44" },
  { height:  595130 , difficulty:  70521694 , date:  "2015-08-13 10:07:46" },
  { height:  595131 , difficulty:  70409839 , date:  "2015-08-13 10:09:12" },
  { height:  595132 , difficulty:  70431893 , date:  "2015-08-13 10:19:33" },
  { height:  595133 , difficulty:  70450114 , date:  "2015-08-13 10:23:12" },
  { height:  595134 , difficulty:  70544918 , date:  "2015-08-13 10:23:14" },
  { height:  595135 , difficulty:  70549840 , date:  "2015-08-13 10:27:48" },
  { height:  595136 , difficulty:  70293125 , date:  "2015-08-13 10:27:53" },
  { height:  595137 , difficulty:  70328952 , date:  "2015-08-13 10:34:08" },
  { height:  595138 , difficulty:  70370682 , date:  "2015-08-13 10:34:30" },
  { height:  595139 , difficulty:  70232868 , date:  "2015-08-13 10:44:35" },
  { height:  595140 , difficulty:  70074510 , date:  "2015-08-13 10:52:25" },
  { height:  595141 , difficulty:  70066500 , date:  "2015-08-13 11:03:30" },
  { height:  595142 , difficulty:  70392780 , date:  "2015-08-13 11:03:33" },
  { height:  595143 , difficulty:  70375488 , date:  "2015-08-13 11:10:11" },
  { height:  595144 , difficulty:  70335598 , date:  "2015-08-13 11:18:35" },
  { height:  595145 , difficulty:  70416801 , date:  "2015-08-13 11:18:37" },
  { height:  595146 , difficulty:  70425889 , date:  "2015-08-13 11:20:26" },
  { height:  595147 , difficulty:  70235237 , date:  "2015-08-13 11:29:38" },
  { height:  595148 , difficulty:  70324210 , date:  "2015-08-13 11:29:44" },
  { height:  595149 , difficulty:  70413120 , date:  "2015-08-13 11:38:28" },
  { height:  595150 , difficulty:  70382693 , date:  "2015-08-13 11:38:34" },
  { height:  595151 , difficulty:  70353842 , date:  "2015-08-13 11:40:28" },
  { height:  595152 , difficulty:  70379659 , date:  "2015-08-13 11:43:54" },
  { height:  595153 , difficulty:  70345670 , date:  "2015-08-13 11:51:00" },
  { height:  595154 , difficulty:  70187557 , date:  "2015-08-13 12:03:29" },
  { height:  595155 , difficulty:  70178411 , date:  "2015-08-13 12:03:32" },
  { height:  595156 , difficulty:  70067787 , date:  "2015-08-13 12:07:49" },
  { height:  595157 , difficulty:  70165720 , date:  "2015-08-13 12:10:19" },
  { height:  595158 , difficulty:  70158118 , date:  "2015-08-13 12:10:24" },
  { height:  595159 , difficulty:  70300778 , date:  "2015-08-13 12:11:01" },
  { height:  595160 , difficulty:  70210719 , date:  "2015-08-13 12:11:29" },
  { height:  595161 , difficulty:  70211546 , date:  "2015-08-13 12:13:48" },
  { height:  595162 , difficulty:  70419344 , date:  "2015-08-13 12:14:04" },
  { height:  595163 , difficulty:  70043718 , date:  "2015-08-13 12:21:50" },
  { height:  595164 , difficulty:  70060652 , date:  "2015-08-13 12:21:56" },
  { height:  595165 , difficulty:  69960216 , date:  "2015-08-13 12:21:58" },
  { height:  595166 , difficulty:  69988480 , date:  "2015-08-13 12:24:33" },
  { height:  595167 , difficulty:  69857861 , date:  "2015-08-13 12:27:08" },
  { height:  595168 , difficulty:  69867870 , date:  "2015-08-13 12:28:53" },
  { height:  595169 , difficulty:  69949086 , date:  "2015-08-13 12:31:54" },
  { height:  595170 , difficulty:  70120904 , date:  "2015-08-13 12:32:33" },
  { height:  595171 , difficulty:  70112551 , date:  "2015-08-13 12:33:17" },
  { height:  595172 , difficulty:  70003765 , date:  "2015-08-13 12:37:55" },
  { height:  595173 , difficulty:  69776253 , date:  "2015-08-13 12:38:01" },
  { height:  595174 , difficulty:  69603635 , date:  "2015-08-13 12:40:12" },
  { height:  595175 , difficulty:  69635785 , date:  "2015-08-13 12:42:54" },
  { height:  595176 , difficulty:  69892803 , date:  "2015-08-13 12:43:00" },
  { height:  595177 , difficulty:  69821865 , date:  "2015-08-13 12:45:24" },
  { height:  595178 , difficulty:  69816100 , date:  "2015-08-13 12:50:33" },
  { height:  595179 , difficulty:  69836468 , date:  "2015-08-13 12:51:32" },
  { height:  595180 , difficulty:  69881895 , date:  "2015-08-13 12:51:36" },
  { height:  595181 , difficulty:  69894405 , date:  "2015-08-13 12:57:09" },
  { height:  595182 , difficulty:  69468064 , date:  "2015-08-13 12:57:13" },
  { height:  595183 , difficulty:  69289529 , date:  "2015-08-13 13:01:01" },
  { height:  595184 , difficulty:  69300678 , date:  "2015-08-13 13:06:51" },
  { height:  595185 , difficulty:  69241402 , date:  "2015-08-13 13:10:39" },
  { height:  595186 , difficulty:  69131129 , date:  "2015-08-13 13:10:41" },
  { height:  595187 , difficulty:  69119551 , date:  "2015-08-13 13:15:23" },
  { height:  595188 , difficulty:  69034022 , date:  "2015-08-13 13:21:18" },
  { height:  595189 , difficulty:  69045316 , date:  "2015-08-13 13:21:20" },
  { height:  595190 , difficulty:  68877804 , date:  "2015-08-13 13:24:03" },
  { height:  595191 , difficulty:  68927695 , date:  "2015-08-13 13:30:37" },
  { height:  595192 , difficulty:  69038677 , date:  "2015-08-13 13:30:41" },
  { height:  595193 , difficulty:  69442644 , date:  "2015-08-13 13:38:28" },
  { height:  595194 , difficulty:  69619942 , date:  "2015-08-13 13:38:58" },
  { height:  595195 , difficulty:  69425096 , date:  "2015-08-13 13:39:32" },
  { height:  595196 , difficulty:  69557122 , date:  "2015-08-13 13:44:51" },
  { height:  595197 , difficulty:  69597130 , date:  "2015-08-13 13:52:12" },
  { height:  595198 , difficulty:  69586751 , date:  "2015-08-13 13:58:35" },
  { height:  595199 , difficulty:  69539305 , date:  "2015-08-13 14:02:08" },
  { height:  595200 , difficulty:  69492821 , date:  "2015-08-13 14:02:38" },
  { height:  595201 , difficulty:  69701158 , date:  "2015-08-13 14:11:21" },
  { height:  595202 , difficulty:  69816072 , date:  "2015-08-13 14:11:23" },
  { height:  595203 , difficulty:  69716821 , date:  "2015-08-13 14:13:14" },
  { height:  595204 , difficulty:  69829081 , date:  "2015-08-13 14:21:52" },
  { height:  595205 , difficulty:  69797093 , date:  "2015-08-13 14:21:56" },
  { height:  595206 , difficulty:  69786078 , date:  "2015-08-13 14:23:39" },
  { height:  595207 , difficulty:  69787961 , date:  "2015-08-13 14:23:42" },
  { height:  595208 , difficulty:  69742225 , date:  "2015-08-13 14:23:45" },
  { height:  595209 , difficulty:  69891196 , date:  "2015-08-13 14:27:21" },
  { height:  595210 , difficulty:  69881417 , date:  "2015-08-13 14:29:24" },
  { height:  595211 , difficulty:  69778740 , date:  "2015-08-13 14:29:42" },
  { height:  595212 , difficulty:  70054550 , date:  "2015-08-13 14:37:02" },
  { height:  595213 , difficulty:  70148542 , date:  "2015-08-13 14:44:53" },
  { height:  595214 , difficulty:  70304224 , date:  "2015-08-13 14:47:43" },
  { height:  595215 , difficulty:  70013325 , date:  "2015-08-13 14:51:32" },
  { height:  595216 , difficulty:  69928728 , date:  "2015-08-13 14:52:21" },
  { height:  595217 , difficulty:  69923694 , date:  "2015-08-13 14:56:41" },
  { height:  595218 , difficulty:  69912357 , date:  "2015-08-13 15:09:30" },
  { height:  595219 , difficulty:  70338184 , date:  "2015-08-13 15:09:32" },
  { height:  595220 , difficulty:  70197074 , date:  "2015-08-13 15:15:49" },
  { height:  595221 , difficulty:  70188358 , date:  "2015-08-13 15:17:51" },
  { height:  595222 , difficulty:  70233540 , date:  "2015-08-13 15:19:23" },
  { height:  595223 , difficulty:  70184437 , date:  "2015-08-13 15:19:25" },
  { height:  595224 , difficulty:  70171170 , date:  "2015-08-13 15:21:55" },
  { height:  595225 , difficulty:  70002027 , date:  "2015-08-13 15:27:20" },
  { height:  595226 , difficulty:  69993723 , date:  "2015-08-13 15:27:34" },
  { height:  595227 , difficulty:  70036453 , date:  "2015-08-13 15:29:25" },
  { height:  595228 , difficulty:  69966253 , date:  "2015-08-13 15:29:34" },
  { height:  595229 , difficulty:  69985562 , date:  "2015-08-13 15:35:10" },
  { height:  595230 , difficulty:  69654387 , date:  "2015-08-13 15:35:12" },
  { height:  595231 , difficulty:  69646986 , date:  "2015-08-13 15:35:35" },
  { height:  595232 , difficulty:  69757827 , date:  "2015-08-13 15:42:52" },
  { height:  595233 , difficulty:  70076247 , date:  "2015-08-13 15:47:37" },
  { height:  595234 , difficulty:  70063238 , date:  "2015-08-13 15:51:54" },
  { height:  595235 , difficulty:  70249598 , date:  "2015-08-13 15:54:21" },
  { height:  595236 , difficulty:  70569628 , date:  "2015-08-13 15:54:24" },
  { height:  595237 , difficulty:  70632731 , date:  "2015-08-13 16:01:07" },
  { height:  595238 , difficulty:  70843934 , date:  "2015-08-13 16:01:12" },
  { height:  595239 , difficulty:  70641945 , date:  "2015-08-13 16:10:49" },
  { height:  595240 , difficulty:  71193923 , date:  "2015-08-13 16:10:53" },
  { height:  595241 , difficulty:  71180661 , date:  "2015-08-13 16:35:38" },
  { height:  595242 , difficulty:  71233930 , date:  "2015-08-13 16:35:42" },
  { height:  595243 , difficulty:  71366403 , date:  "2015-08-13 16:39:29" },
  { height:  595244 , difficulty:  71795052 , date:  "2015-08-13 16:41:34" },
  { height:  595245 , difficulty:  71693346 , date:  "2015-08-13 16:43:13" },
  { height:  595246 , difficulty:  71839246 , date:  "2015-08-13 16:55:19" },
  { height:  595247 , difficulty:  71875936 , date:  "2015-08-13 16:59:09" },
  { height:  595248 , difficulty:  71764135 , date:  "2015-08-13 17:03:14" },
  { height:  595249 , difficulty:  71746596 , date:  "2015-08-13 17:03:17" },
  { height:  595250 , difficulty:  71835911 , date:  "2015-08-13 17:05:07" },
  { height:  595251 , difficulty:  72173197 , date:  "2015-08-13 17:15:02" },
  { height:  595252 , difficulty:  72209671 , date:  "2015-08-13 17:15:03" },
  { height:  595253 , difficulty:  72124664 , date:  "2015-08-13 17:21:04" },
  { height:  595254 , difficulty:  71996308 , date:  "2015-08-13 17:21:31" },
  { height:  595255 , difficulty:  71957952 , date:  "2015-08-13 17:23:13" },
  { height:  595256 , difficulty:  72012044 , date:  "2015-08-13 17:23:15" },
  { height:  595257 , difficulty:  71837160 , date:  "2015-08-13 17:28:10" },
  { height:  595258 , difficulty:  71913703 , date:  "2015-08-13 17:28:12" },
  { height:  595259 , difficulty:  71897917 , date:  "2015-08-13 17:41:00" },
  { height:  595260 , difficulty:  71868557 , date:  "2015-08-13 17:41:06" },
  { height:  595261 , difficulty:  71808053 , date:  "2015-08-13 17:57:41" },
  { height:  595262 , difficulty:  71853402 , date:  "2015-08-13 18:15:17" },
  { height:  595263 , difficulty:  72170570 , date:  "2015-08-13 18:15:23" },
  { height:  595264 , difficulty:  72460142 , date:  "2015-08-13 18:21:23" },
  { height:  595265 , difficulty:  72441764 , date:  "2015-08-13 18:27:53" },
  { height:  595266 , difficulty:  72426477 , date:  "2015-08-13 18:28:07" },
  { height:  595267 , difficulty:  72211642 , date:  "2015-08-13 18:50:30" },
  { height:  595268 , difficulty:  72531899 , date:  "2015-08-13 18:50:34" },
  { height:  595269 , difficulty:  72280700 , date:  "2015-08-13 18:54:12" },
  { height:  595270 , difficulty:  72737618 , date:  "2015-08-13 18:54:18" },
  { height:  595271 , difficulty:  72701769 , date:  "2015-08-13 18:54:26" },
  { height:  595272 , difficulty:  72534188 , date:  "2015-08-13 19:02:05" },
  { height:  595273 , difficulty:  72446794 , date:  "2015-08-13 19:02:10" },
  { height:  595274 , difficulty:  72308790 , date:  "2015-08-13 19:05:11" },
  { height:  595275 , difficulty:  72184551 , date:  "2015-08-13 19:16:26" },
  { height:  595276 , difficulty:  72195037 , date:  "2015-08-13 19:17:55" },
  { height:  595277 , difficulty:  71969837 , date:  "2015-08-13 19:18:11" },
  { height:  595278 , difficulty:  72169458 , date:  "2015-08-13 19:23:32" },
  { height:  595279 , difficulty:  72297606 , date:  "2015-08-13 19:35:56" },
  { height:  595280 , difficulty:  72023091 , date:  "2015-08-13 19:42:02" },
  { height:  595281 , difficulty:  72148792 , date:  "2015-08-13 19:42:13" },
  { height:  595282 , difficulty:  72209795 , date:  "2015-08-13 19:42:20" },
  { height:  595283 , difficulty:  72446310 , date:  "2015-08-13 19:44:03" },
  { height:  595284 , difficulty:  72513440 , date:  "2015-08-13 19:46:54" },
  { height:  595285 , difficulty:  72767237 , date:  "2015-08-13 19:58:22" },
  { height:  595286 , difficulty:  72689527 , date:  "2015-08-13 20:00:10" },
  { height:  595287 , difficulty:  72774108 , date:  "2015-08-13 20:11:53" },
  { height:  595288 , difficulty:  72573496 , date:  "2015-08-13 20:11:55" },
  { height:  595289 , difficulty:  72461766 , date:  "2015-08-13 20:15:44" },
  { height:  595290 , difficulty:  72615252 , date:  "2015-08-13 20:21:41" },
  { height:  595291 , difficulty:  72487520 , date:  "2015-08-13 20:32:53" },
  { height:  595292 , difficulty:  72650163 , date:  "2015-08-13 20:37:11" },
  { height:  595293 , difficulty:  72516185 , date:  "2015-08-13 20:37:12" },
  { height:  595294 , difficulty:  72274562 , date:  "2015-08-13 20:44:34" },
  { height:  595295 , difficulty:  72261562 , date:  "2015-08-13 20:44:55" },
  { height:  595296 , difficulty:  72088144 , date:  "2015-08-13 20:55:02" },
  { height:  595297 , difficulty:  72289869 , date:  "2015-08-13 20:56:51" },
  { height:  595298 , difficulty:  72586461 , date:  "2015-08-13 21:14:08" },
  { height:  595299 , difficulty:  72629099 , date:  "2015-08-13 21:14:13" },
  { height:  595300 , difficulty:  72685806 , date:  "2015-08-13 21:17:05" },
  { height:  595301 , difficulty:  72624690 , date:  "2015-08-13 21:17:09" },
  { height:  595302 , difficulty:  72789690 , date:  "2015-08-13 21:24:25" },
  { height:  595303 , difficulty:  72720115 , date:  "2015-08-13 21:24:29" },
  { height:  595304 , difficulty:  73111204 , date:  "2015-08-13 21:26:08" },
  { height:  595305 , difficulty:  72927203 , date:  "2015-08-13 21:30:49" },
  { height:  595306 , difficulty:  73247734 , date:  "2015-08-13 21:32:02" },
  { height:  595307 , difficulty:  73303379 , date:  "2015-08-13 21:38:19" },
  { height:  595308 , difficulty:  73851836 , date:  "2015-08-13 21:38:24" },
  { height:  595309 , difficulty:  73706264 , date:  "2015-08-13 21:45:17" },
  { height:  595310 , difficulty:  73711720 , date:  "2015-08-13 21:51:38" },
  { height:  595311 , difficulty:  73813534 , date:  "2015-08-13 21:52:28" },
  { height:  595312 , difficulty:  73800528 , date:  "2015-08-13 21:53:11" },
  { height:  595313 , difficulty:  73663786 , date:  "2015-08-13 22:07:46" },
  { height:  595314 , difficulty:  73927016 , date:  "2015-08-13 22:07:53" },
  { height:  595315 , difficulty:  73663059 , date:  "2015-08-13 22:10:10" },
  { height:  595316 , difficulty:  73856708 , date:  "2015-08-13 22:11:29" },
  { height:  595317 , difficulty:  73082030 , date:  "2015-08-13 22:17:02" },
  { height:  595318 , difficulty:  73293845 , date:  "2015-08-13 22:17:06" },
  { height:  595319 , difficulty:  73451115 , date:  "2015-08-13 22:23:55" },
  { height:  595320 , difficulty:  73379863 , date:  "2015-08-13 22:25:50" },
  { height:  595321 , difficulty:  73520295 , date:  "2015-08-13 22:27:41" },
  { height:  595322 , difficulty:  73260597 , date:  "2015-08-13 22:28:54" },
  { height:  595323 , difficulty:  73199091 , date:  "2015-08-13 22:32:26" },
  { height:  595324 , difficulty:  73371822 , date:  "2015-08-13 22:35:20" },
  { height:  595325 , difficulty:  73710573 , date:  "2015-08-13 22:35:56" },
  { height:  595326 , difficulty:  73646759 , date:  "2015-08-13 22:41:42" },
  { height:  595327 , difficulty:  73787976 , date:  "2015-08-13 22:54:25" },
  { height:  595328 , difficulty:  73781648 , date:  "2015-08-13 22:54:29" },
  { height:  595329 , difficulty:  73749149 , date:  "2015-08-13 23:01:15" },
  { height:  595330 , difficulty:  74040510 , date:  "2015-08-13 23:02:44" },
  { height:  595331 , difficulty:  73993512 , date:  "2015-08-13 23:05:03" },
  { height:  595332 , difficulty:  74065416 , date:  "2015-08-13 23:06:17" },
  { height:  595333 , difficulty:  74473677 , date:  "2015-08-13 23:18:46" },
  { height:  595334 , difficulty:  74464509 , date:  "2015-08-13 23:21:26" },
  { height:  595335 , difficulty:  74298591 , date:  "2015-08-13 23:26:22" },
  { height:  595336 , difficulty:  74290106 , date:  "2015-08-13 23:26:28" },
  { height:  595337 , difficulty:  73781218 , date:  "2015-08-13 23:29:07" },
  { height:  595338 , difficulty:  73221953 , date:  "2015-08-13 23:29:58" },
  { height:  595339 , difficulty:  73251680 , date:  "2015-08-13 23:30:21" },
  { height:  595340 , difficulty:  73066026 , date:  "2015-08-13 23:30:32" },
  { height:  595341 , difficulty:  73072056 , date:  "2015-08-13 23:31:57" },
  { height:  595342 , difficulty:  73091903 , date:  "2015-08-13 23:35:09" },
  { height:  595343 , difficulty:  72397272 , date:  "2015-08-13 23:35:22" },
  { height:  595344 , difficulty:  72564168 , date:  "2015-08-13 23:35:40" },
  { height:  595345 , difficulty:  72446483 , date:  "2015-08-13 23:39:51" },
  { height:  595346 , difficulty:  72468928 , date:  "2015-08-13 23:46:12" },
  { height:  595347 , difficulty:  72822035 , date:  "2015-08-13 23:46:16" },
  { height:  595348 , difficulty:  72606537 , date:  "2015-08-13 23:46:54" },
  { height:  595349 , difficulty:  73035046 , date:  "2015-08-13 23:47:27" },
  { height:  595350 , difficulty:  72937094 , date:  "2015-08-13 23:50:56" },
  { height:  595351 , difficulty:  72594414 , date:  "2015-08-13 23:57:17" },
  { height:  595352 , difficulty:  72661026 , date:  "2015-08-13 23:57:21" },
  { height:  595353 , difficulty:  72684733 , date:  "2015-08-14 00:03:41" },
  { height:  595354 , difficulty:  72574552 , date:  "2015-08-14 00:07:12" },
  { height:  595355 , difficulty:  72191184 , date:  "2015-08-14 00:09:44" },
  { height:  595356 , difficulty:  72142184 , date:  "2015-08-14 00:15:19" },
  { height:  595357 , difficulty:  72179234 , date:  "2015-08-14 00:15:23" },
  { height:  595358 , difficulty:  72305010 , date:  "2015-08-14 00:21:44" },
  { height:  595359 , difficulty:  72442753 , date:  "2015-08-14 00:28:05" },
  { height:  595360 , difficulty:  72356505 , date:  "2015-08-14 00:30:37" },
  { height:  595361 , difficulty:  72100965 , date:  "2015-08-14 00:30:43" },
  { height:  595362 , difficulty:  72191690 , date:  "2015-08-14 00:32:34" },
  { height:  595363 , difficulty:  71893538 , date:  "2015-08-14 00:33:00" },
  { height:  595364 , difficulty:  71889458 , date:  "2015-08-14 00:35:21" },
  { height:  595365 , difficulty:  72162125 , date:  "2015-08-14 00:40:15" },
  { height:  595366 , difficulty:  72288546 , date:  "2015-08-14 00:40:20" },
  { height:  595367 , difficulty:  71946770 , date:  "2015-08-14 00:41:21" },
  { height:  595368 , difficulty:  72097899 , date:  "2015-08-14 00:45:23" },
  { height:  595369 , difficulty:  72145596 , date:  "2015-08-14 00:48:22" },
  { height:  595370 , difficulty:  72119807 , date:  "2015-08-14 00:54:48" },
  { height:  595371 , difficulty:  72184872 , date:  "2015-08-14 01:01:51" },
  { height:  595372 , difficulty:  71874887 , date:  "2015-08-14 01:01:56" },
  { height:  595373 , difficulty:  71813885 , date:  "2015-08-14 01:05:14" },
  { height:  595374 , difficulty:  71319961 , date:  "2015-08-14 01:08:26" },
  { height:  595375 , difficulty:  71487185 , date:  "2015-08-14 01:09:01" },
  { height:  595376 , difficulty:  71399952 , date:  "2015-08-14 01:09:29" },
  { height:  595377 , difficulty:  71530696 , date:  "2015-08-14 01:17:08" },
  { height:  595378 , difficulty:  71501466 , date:  "2015-08-14 01:17:12" },
  { height:  595379 , difficulty:  71599652 , date:  "2015-08-14 01:19:59" },
  { height:  595380 , difficulty:  71641364 , date:  "2015-08-14 01:26:38" },
  { height:  595381 , difficulty:  71669143 , date:  "2015-08-14 01:41:36" },
  { height:  595382 , difficulty:  71703951 , date:  "2015-08-14 01:45:11" },
  { height:  595383 , difficulty:  71612133 , date:  "2015-08-14 01:45:15" },
  { height:  595384 , difficulty:  71611346 , date:  "2015-08-14 01:46:52" },
  { height:  595385 , difficulty:  71573423 , date:  "2015-08-14 01:46:58" },
  { height:  595386 , difficulty:  71489511 , date:  "2015-08-14 01:51:20" },
  { height:  595387 , difficulty:  71488645 , date:  "2015-08-14 01:52:22" },
  { height:  595388 , difficulty:  71649313 , date:  "2015-08-14 01:52:24" },
  { height:  595389 , difficulty:  71214423 , date:  "2015-08-14 01:59:55" },
  { height:  595390 , difficulty:  71219775 , date:  "2015-08-14 02:00:00" },
  { height:  595391 , difficulty:  71234917 , date:  "2015-08-14 02:00:10" },
  { height:  595392 , difficulty:  71331159 , date:  "2015-08-14 02:02:05" },
  { height:  595393 , difficulty:  71166552 , date:  "2015-08-14 02:04:15" },
  { height:  595394 , difficulty:  71434440 , date:  "2015-08-14 02:04:18" },
  { height:  595395 , difficulty:  71232187 , date:  "2015-08-14 02:06:02" },
  { height:  595396 , difficulty:  71454898 , date:  "2015-08-14 02:08:11" },
  { height:  595397 , difficulty:  71605142 , date:  "2015-08-14 02:08:43" },
  { height:  595398 , difficulty:  71568974 , date:  "2015-08-14 02:14:28" },
  { height:  595399 , difficulty:  71491885 , date:  "2015-08-14 02:16:14" },
  { height:  595400 , difficulty:  71449585 , date:  "2015-08-14 02:21:46" },
  { height:  595401 , difficulty:  71452058 , date:  "2015-08-14 02:28:09" },
  { height:  595402 , difficulty:  71646895 , date:  "2015-08-14 02:28:16" },
  { height:  595403 , difficulty:  71442895 , date:  "2015-08-14 02:28:48" },
  { height:  595404 , difficulty:  71849676 , date:  "2015-08-14 02:31:33" },
  { height:  595405 , difficulty:  71705900 , date:  "2015-08-14 02:31:35" },
  { height:  595406 , difficulty:  71905845 , date:  "2015-08-14 02:34:32" },
  { height:  595407 , difficulty:  71838309 , date:  "2015-08-14 02:39:32" },
  { height:  595408 , difficulty:  72067930 , date:  "2015-08-14 02:49:42" },
  { height:  595409 , difficulty:  71789898 , date:  "2015-08-14 02:54:11" },
  { height:  595410 , difficulty:  72025302 , date:  "2015-08-14 02:54:26" },
  { height:  595411 , difficulty:  72058637 , date:  "2015-08-14 02:55:59" },
  { height:  595412 , difficulty:  72344400 , date:  "2015-08-14 02:58:41" },
  { height:  595413 , difficulty:  72508669 , date:  "2015-08-14 02:59:16" },
  { height:  595414 , difficulty:  72483436 , date:  "2015-08-14 02:59:20" },
  { height:  595415 , difficulty:  72599412 , date:  "2015-08-14 03:06:34" },
  { height:  595416 , difficulty:  72734466 , date:  "2015-08-14 03:11:40" },
  { height:  595417 , difficulty:  72720326 , date:  "2015-08-14 03:12:41" },
  { height:  595418 , difficulty:  72675092 , date:  "2015-08-14 03:15:20" },
  { height:  595419 , difficulty:  72918168 , date:  "2015-08-14 03:16:38" },
  { height:  595420 , difficulty:  72923252 , date:  "2015-08-14 03:17:01" },
  { height:  595421 , difficulty:  72984024 , date:  "2015-08-14 03:44:40" },
  { height:  595422 , difficulty:  72897706 , date:  "2015-08-14 03:46:17" },
  { height:  595423 , difficulty:  72896395 , date:  "2015-08-14 03:46:21" },
  { height:  595424 , difficulty:  72922077 , date:  "2015-08-14 03:50:12" },
  { height:  595425 , difficulty:  72905735 , date:  "2015-08-14 04:00:51" },
  { height:  595426 , difficulty:  72816446 , date:  "2015-08-14 04:02:12" },
  { height:  595427 , difficulty:  72695412 , date:  "2015-08-14 04:04:34" },
  { height:  595428 , difficulty:  72733175 , date:  "2015-08-14 04:06:54" },
  { height:  595429 , difficulty:  72573121 , date:  "2015-08-14 04:08:09" },
  { height:  595430 , difficulty:  72647516 , date:  "2015-08-14 04:10:58" },
  { height:  595431 , difficulty:  72989402 , date:  "2015-08-14 04:15:45" },
  { height:  595432 , difficulty:  73126455 , date:  "2015-08-14 04:15:48" },
  { height:  595433 , difficulty:  73150973 , date:  "2015-08-14 04:16:59" },
  { height:  595434 , difficulty:  73047736 , date:  "2015-08-14 04:21:02" },
  { height:  595435 , difficulty:  72906121 , date:  "2015-08-14 04:23:18" },
  { height:  595436 , difficulty:  72825214 , date:  "2015-08-14 04:25:09" },
  { height:  595437 , difficulty:  72954878 , date:  "2015-08-14 04:26:49" },
  { height:  595438 , difficulty:  73206178 , date:  "2015-08-14 04:28:15" },
  { height:  595439 , difficulty:  73191833 , date:  "2015-08-14 04:35:55" },
  { height:  595440 , difficulty:  73129023 , date:  "2015-08-14 04:38:27" },
  { height:  595441 , difficulty:  73069932 , date:  "2015-08-14 04:38:56" },
  { height:  595442 , difficulty:  74083507 , date:  "2015-08-14 04:46:54" },
  { height:  595443 , difficulty:  74050809 , date:  "2015-08-14 04:56:25" },
  { height:  595444 , difficulty:  73984054 , date:  "2015-08-14 04:57:12" },
  { height:  595445 , difficulty:  73886708 , date:  "2015-08-14 04:57:19" },
  { height:  595446 , difficulty:  73816910 , date:  "2015-08-14 04:59:45" },
  { height:  595447 , difficulty:  73949734 , date:  "2015-08-14 05:00:50" },
  { height:  595448 , difficulty:  73947411 , date:  "2015-08-14 05:04:25" },
  { height:  595449 , difficulty:  74179549 , date:  "2015-08-14 05:18:12" },
  { height:  595450 , difficulty:  75725012 , date:  "2015-08-14 05:19:24" },
  { height:  595451 , difficulty:  75780876 , date:  "2015-08-14 05:24:39" },
  { height:  595452 , difficulty:  75763085 , date:  "2015-08-14 05:33:20" },
  { height:  595453 , difficulty:  75746875 , date:  "2015-08-14 05:36:01" },
  { height:  595454 , difficulty:  75943155 , date:  "2015-08-14 05:36:04" },
  { height:  595455 , difficulty:  75930528 , date:  "2015-08-14 05:40:05" },
  { height:  595456 , difficulty:  75762974 , date:  "2015-08-14 05:41:33" },
  { height:  595457 , difficulty:  75265676 , date:  "2015-08-14 05:43:27" },
  { height:  595458 , difficulty:  75380476 , date:  "2015-08-14 05:43:27" },
  { height:  595459 , difficulty:  75586960 , date:  "2015-08-14 05:52:38" },
  { height:  595460 , difficulty:  76198045 , date:  "2015-08-14 05:52:40" },
  { height:  595461 , difficulty:  76210922 , date:  "2015-08-14 05:53:44" },
  { height:  595462 , difficulty:  76098401 , date:  "2015-08-14 05:56:21" },
  { height:  595463 , difficulty:  76164580 , date:  "2015-08-14 05:56:23" },
  { height:  595464 , difficulty:  76162473 , date:  "2015-08-14 06:20:02" },
  { height:  595465 , difficulty:  76134563 , date:  "2015-08-14 06:20:05" },
  { height:  595466 , difficulty:  76163157 , date:  "2015-08-14 06:23:37" },
  { height:  595467 , difficulty:  76207611 , date:  "2015-08-14 06:26:44" },
  { height:  595468 , difficulty:  76689723 , date:  "2015-08-14 06:27:23" },
  { height:  595469 , difficulty:  76613133 , date:  "2015-08-14 06:32:50" },
  { height:  595470 , difficulty:  76637464 , date:  "2015-08-14 06:32:57" },
  { height:  595471 , difficulty:  76784580 , date:  "2015-08-14 06:35:48" },
  { height:  595472 , difficulty:  76929871 , date:  "2015-08-14 06:39:19" },
  { height:  595473 , difficulty:  76911707 , date:  "2015-08-14 06:39:21" },
  { height:  595474 , difficulty:  76755435 , date:  "2015-08-14 06:40:12" },
  { height:  595475 , difficulty:  77050649 , date:  "2015-08-14 06:47:22" },
  { height:  595476 , difficulty:  76886505 , date:  "2015-08-14 06:51:00" },
  { height:  595477 , difficulty:  76666893 , date:  "2015-08-14 06:51:03" },
  { height:  595478 , difficulty:  76785900 , date:  "2015-08-14 07:02:44" },
  { height:  595479 , difficulty:  77364395 , date:  "2015-08-14 07:09:39" },
  { height:  595480 , difficulty:  77269554 , date:  "2015-08-14 07:09:43" },
  { height:  595481 , difficulty:  77307353 , date:  "2015-08-14 07:11:41" },
  { height:  595482 , difficulty:  77309282 , date:  "2015-08-14 07:12:26" },
  { height:  595483 , difficulty:  77307591 , date:  "2015-08-14 07:20:24" },
  { height:  595484 , difficulty:  76982420 , date:  "2015-08-14 07:24:44" },
  { height:  595485 , difficulty:  76888866 , date:  "2015-08-14 07:28:41" },
  { height:  595486 , difficulty:  77246735 , date:  "2015-08-14 07:34:16" },
  { height:  595487 , difficulty:  77196000 , date:  "2015-08-14 07:39:13" },
  { height:  595488 , difficulty:  77367832 , date:  "2015-08-14 07:47:14" },
  { height:  595489 , difficulty:  77426522 , date:  "2015-08-14 07:47:43" },
  { height:  595490 , difficulty:  77428034 , date:  "2015-08-14 07:47:56" },
  { height:  595491 , difficulty:  77306206 , date:  "2015-08-14 07:50:31" },
  { height:  595492 , difficulty:  77586565 , date:  "2015-08-14 08:06:15" },
  { height:  595493 , difficulty:  77555243 , date:  "2015-08-14 08:06:21" },
  { height:  595494 , difficulty:  77833847 , date:  "2015-08-14 08:20:35" },
  { height:  595495 , difficulty:  77932567 , date:  "2015-08-14 08:28:11" },
  { height:  595496 , difficulty:  77922748 , date:  "2015-08-14 08:30:51" },
  { height:  595497 , difficulty:  77081181 , date:  "2015-08-14 08:31:50" },
  { height:  595498 , difficulty:  77179360 , date:  "2015-08-14 08:32:27" },
  { height:  595499 , difficulty:  77195128 , date:  "2015-08-14 08:46:59" },
  { height:  595500 , difficulty:  77231951 , date:  "2015-08-14 08:57:02" },
  { height:  595501 , difficulty:  76863210 , date:  "2015-08-14 08:58:51" },
  { height:  595502 , difficulty:  76907823 , date:  "2015-08-14 08:58:58" },
  { height:  595503 , difficulty:  76959063 , date:  "2015-08-14 09:04:42" },
  { height:  595504 , difficulty:  77148317 , date:  "2015-08-14 09:07:01" },
  { height:  595505 , difficulty:  77106343 , date:  "2015-08-14 09:09:36" },
  { height:  595506 , difficulty:  77261582 , date:  "2015-08-14 09:10:52" },
  { height:  595507 , difficulty:  77621947 , date:  "2015-08-14 09:13:38" },
  { height:  595508 , difficulty:  77625140 , date:  "2015-08-14 09:13:42" },
  { height:  595509 , difficulty:  78039841 , date:  "2015-08-14 09:17:25" },
  { height:  595510 , difficulty:  77899817 , date:  "2015-08-14 09:18:42" },
  { height:  595511 , difficulty:  78153922 , date:  "2015-08-14 09:18:47" },
  { height:  595512 , difficulty:  78527289 , date:  "2015-08-14 09:26:55" },
  { height:  595513 , difficulty:  78471348 , date:  "2015-08-14 09:27:01" },
  { height:  595514 , difficulty:  78620630 , date:  "2015-08-14 09:31:24" },
  { height:  595515 , difficulty:  78387106 , date:  "2015-08-14 09:31:26" },
  { height:  595516 , difficulty:  78298730 , date:  "2015-08-14 09:32:07" },
  { height:  595517 , difficulty:  78510318 , date:  "2015-08-14 09:44:22" },
  { height:  595518 , difficulty:  78233774 , date:  "2015-08-14 09:44:27" },
  { height:  595519 , difficulty:  78060193 , date:  "2015-08-14 09:52:46" },
  { height:  595520 , difficulty:  78353851 , date:  "2015-08-14 09:52:50" },
  { height:  595521 , difficulty:  78400765 , date:  "2015-08-14 09:59:30" },
  { height:  595522 , difficulty:  78417268 , date:  "2015-08-14 09:59:31" },
  { height:  595523 , difficulty:  78564871 , date:  "2015-08-14 10:03:08" },
  { height:  595524 , difficulty:  78439880 , date:  "2015-08-14 10:03:11" },
  { height:  595525 , difficulty:  77953368 , date:  "2015-08-14 10:06:26" },
  { height:  595526 , difficulty:  77973735 , date:  "2015-08-14 10:11:26" },
  { height:  595527 , difficulty:  78033189 , date:  "2015-08-14 10:16:36" },
  { height:  595528 , difficulty:  77746201 , date:  "2015-08-14 10:19:55" },
  { height:  595529 , difficulty:  77742024 , date:  "2015-08-14 10:20:23" },
  { height:  595530 , difficulty:  77752105 , date:  "2015-08-14 10:24:28" },
  { height:  595531 , difficulty:  77920263 , date:  "2015-08-14 10:30:59" },
  { height:  595532 , difficulty:  77876749 , date:  "2015-08-14 10:34:26" },
  { height:  595533 , difficulty:  78031164 , date:  "2015-08-14 10:35:18" },
  { height:  595534 , difficulty:  78263578 , date:  "2015-08-14 10:44:16" },
  { height:  595535 , difficulty:  77945151 , date:  "2015-08-14 10:44:21" },
  { height:  595536 , difficulty:  78078329 , date:  "2015-08-14 10:52:26" },
  { height:  595537 , difficulty:  78161234 , date:  "2015-08-14 10:57:11" },
  { height:  595538 , difficulty:  78089603 , date:  "2015-08-14 11:05:46" },
  { height:  595539 , difficulty:  78348267 , date:  "2015-08-14 11:05:52" },
  { height:  595540 , difficulty:  77675698 , date:  "2015-08-14 11:13:55" },
  { height:  595541 , difficulty:  77768473 , date:  "2015-08-14 11:15:22" },
  { height:  595542 , difficulty:  77680693 , date:  "2015-08-14 11:18:55" },
  { height:  595543 , difficulty:  77858255 , date:  "2015-08-14 11:19:00" },
  { height:  595544 , difficulty:  77943992 , date:  "2015-08-14 11:19:02" },
  { height:  595545 , difficulty:  77763621 , date:  "2015-08-14 11:19:58" },
  { height:  595546 , difficulty:  77902996 , date:  "2015-08-14 11:33:03" },
  { height:  595547 , difficulty:  78048170 , date:  "2015-08-14 11:41:44" },
  { height:  595548 , difficulty:  78248271 , date:  "2015-08-14 11:41:48" },
  { height:  595549 , difficulty:  78490478 , date:  "2015-08-14 11:47:36" },
  { height:  595550 , difficulty:  78653167 , date:  "2015-08-14 11:47:40" },
  { height:  595551 , difficulty:  78409187 , date:  "2015-08-14 11:49:12" },
  { height:  595552 , difficulty:  78312626 , date:  "2015-08-14 11:49:31" },
  { height:  595553 , difficulty:  78433408 , date:  "2015-08-14 11:59:02" },
  { height:  595554 , difficulty:  78214832 , date:  "2015-08-14 11:59:53" },
  { height:  595555 , difficulty:  78017774 , date:  "2015-08-14 12:01:55" },
  { height:  595556 , difficulty:  78309733 , date:  "2015-08-14 12:05:30" },
  { height:  595557 , difficulty:  78251566 , date:  "2015-08-14 12:08:17" },
  { height:  595558 , difficulty:  78419260 , date:  "2015-08-14 12:09:46" },
  { height:  595559 , difficulty:  78147443 , date:  "2015-08-14 12:09:52" },
  { height:  595560 , difficulty:  78670468 , date:  "2015-08-14 12:23:43" },
  { height:  595561 , difficulty:  78583134 , date:  "2015-08-14 12:23:48" },
  { height:  595562 , difficulty:  78490649 , date:  "2015-08-14 12:25:46" },
  { height:  595563 , difficulty:  78327158 , date:  "2015-08-14 12:32:14" },
  { height:  595564 , difficulty:  78588093 , date:  "2015-08-14 12:34:20" },
  { height:  595565 , difficulty:  78588874 , date:  "2015-08-14 12:36:44" },
  { height:  595566 , difficulty:  78795882 , date:  "2015-08-14 12:41:04" },
  { height:  595567 , difficulty:  79431861 , date:  "2015-08-14 12:48:22" },
  { height:  595568 , difficulty:  78972712 , date:  "2015-08-14 12:52:59" },
  { height:  595569 , difficulty:  78987130 , date:  "2015-08-14 12:53:04" },
  { height:  595570 , difficulty:  78746283 , date:  "2015-08-14 12:57:23" },
  { height:  595571 , difficulty:  78513027 , date:  "2015-08-14 12:59:45" },
  { height:  595572 , difficulty:  78668374 , date:  "2015-08-14 13:03:55" },
  { height:  595573 , difficulty:  78993610 , date:  "2015-08-14 13:04:01" },
  { height:  595574 , difficulty:  78986039 , date:  "2015-08-14 13:10:34" },
  { height:  595575 , difficulty:  78682382 , date:  "2015-08-14 13:15:38" },
  { height:  595576 , difficulty:  78333905 , date:  "2015-08-14 13:15:45" },
  { height:  595577 , difficulty:  78767171 , date:  "2015-08-14 13:17:11" },
  { height:  595578 , difficulty:  78775315 , date:  "2015-08-14 13:23:15" },
  { height:  595579 , difficulty:  78876271 , date:  "2015-08-14 13:23:37" },
  { height:  595580 , difficulty:  79061193 , date:  "2015-08-14 13:46:12" },
  { height:  595581 , difficulty:  79130808 , date:  "2015-08-14 13:53:14" },
  { height:  595582 , difficulty:  79097056 , date:  "2015-08-14 13:54:06" },
  { height:  595583 , difficulty:  79035001 , date:  "2015-08-14 13:54:10" },
  { height:  595584 , difficulty:  79267723 , date:  "2015-08-14 14:01:28" },
  { height:  595585 , difficulty:  79158115 , date:  "2015-08-14 14:03:37" },
  { height:  595586 , difficulty:  79218800 , date:  "2015-08-14 14:03:39" },
  { height:  595587 , difficulty:  79340371 , date:  "2015-08-14 14:06:59" },
  { height:  595588 , difficulty:  79173525 , date:  "2015-08-14 14:12:25" },
  { height:  595589 , difficulty:  79186304 , date:  "2015-08-14 14:13:27" },
  { height:  595590 , difficulty:  79215368 , date:  "2015-08-14 14:17:22" },
  { height:  595591 , difficulty:  79268238 , date:  "2015-08-14 14:17:23" },
  { height:  595592 , difficulty:  79404992 , date:  "2015-08-14 14:18:28" },
  { height:  595593 , difficulty:  78997009 , date:  "2015-08-14 14:23:43" },
  { height:  595594 , difficulty:  79066370 , date:  "2015-08-14 14:24:08" },
  { height:  595595 , difficulty:  78863740 , date:  "2015-08-14 14:30:31" },
  { height:  595596 , difficulty:  78877649 , date:  "2015-08-14 14:49:28" },
  { height:  595597 , difficulty:  78870638 , date:  "2015-08-14 14:49:30" },
  { height:  595598 , difficulty:  79274604 , date:  "2015-08-14 14:52:08" },
  { height:  595599 , difficulty:  79577430 , date:  "2015-08-14 15:10:14" },
  { height:  595600 , difficulty:  79684322 , date:  "2015-08-14 15:10:17" },
  { height:  595601 , difficulty:  79604714 , date:  "2015-08-14 15:11:14" },
  { height:  595602 , difficulty:  79435036 , date:  "2015-08-14 15:15:05" },
  { height:  595603 , difficulty:  79493862 , date:  "2015-08-14 15:15:30" },
  { height:  595604 , difficulty:  79431623 , date:  "2015-08-14 15:22:09" },
  { height:  595605 , difficulty:  79511351 , date:  "2015-08-14 15:22:13" },
  { height:  595606 , difficulty:  79376637 , date:  "2015-08-14 15:23:26" },
  { height:  595607 , difficulty:  79246031 , date:  "2015-08-14 15:23:52" },
  { height:  595608 , difficulty:  79194032 , date:  "2015-08-14 15:29:02" },
  { height:  595609 , difficulty:  79174907 , date:  "2015-08-14 15:36:45" },
  { height:  595610 , difficulty:  79135857 , date:  "2015-08-14 15:36:49" },
  { height:  595611 , difficulty:  79200054 , date:  "2015-08-14 15:46:12" },
  { height:  595612 , difficulty:  79058357 , date:  "2015-08-14 15:48:55" },
  { height:  595613 , difficulty:  78916371 , date:  "2015-08-14 15:48:59" },
  { height:  595614 , difficulty:  79009653 , date:  "2015-08-14 15:52:28" },
  { height:  595615 , difficulty:  79087595 , date:  "2015-08-14 15:52:34" },
  { height:  595616 , difficulty:  78809641 , date:  "2015-08-14 15:59:40" },
  { height:  595617 , difficulty:  78881586 , date:  "2015-08-14 15:59:49" },
  { height:  595618 , difficulty:  78909191 , date:  "2015-08-14 16:00:25" },
  { height:  595619 , difficulty:  78984226 , date:  "2015-08-14 16:03:09" },
  { height:  595620 , difficulty:  79033851 , date:  "2015-08-14 16:03:47" },
  { height:  595621 , difficulty:  79011649 , date:  "2015-08-14 16:08:46" },
  { height:  595622 , difficulty:  78753112 , date:  "2015-08-14 16:11:39" },
  { height:  595623 , difficulty:  78511335 , date:  "2015-08-14 16:16:14" },
  { height:  595624 , difficulty:  78779619 , date:  "2015-08-14 16:16:16" },
  { height:  595625 , difficulty:  78710682 , date:  "2015-08-14 16:19:45" },
  { height:  595626 , difficulty:  78891752 , date:  "2015-08-14 16:28:41" },
  { height:  595627 , difficulty:  79023593 , date:  "2015-08-14 16:33:03" },
  { height:  595628 , difficulty:  79136729 , date:  "2015-08-14 16:33:09" },
  { height:  595629 , difficulty:  79181242 , date:  "2015-08-14 16:34:09" },
  { height:  595630 , difficulty:  79802444 , date:  "2015-08-14 16:34:14" },
  { height:  595631 , difficulty:  80032991 , date:  "2015-08-14 16:36:36" },
  { height:  595632 , difficulty:  79912683 , date:  "2015-08-14 16:36:39" },
  { height:  595633 , difficulty:  80137638 , date:  "2015-08-14 16:38:36" },
  { height:  595634 , difficulty:  80149160 , date:  "2015-08-14 16:41:56" },
  { height:  595635 , difficulty:  80226265 , date:  "2015-08-14 16:43:42" },
  { height:  595636 , difficulty:  79936296 , date:  "2015-08-14 16:43:44" },
  { height:  595637 , difficulty:  80244554 , date:  "2015-08-14 16:47:03" },
  { height:  595638 , difficulty:  80188052 , date:  "2015-08-14 16:50:05" },
  { height:  595639 , difficulty:  80035375 , date:  "2015-08-14 17:08:04" },
  { height:  595640 , difficulty:  80303304 , date:  "2015-08-14 17:08:13" },
  { height:  595641 , difficulty:  80228245 , date:  "2015-08-14 17:08:14" },
  { height:  595642 , difficulty:  80416436 , date:  "2015-08-14 17:21:46" },
  { height:  595643 , difficulty:  80162073 , date:  "2015-08-14 17:25:36" },
  { height:  595644 , difficulty:  80206725 , date:  "2015-08-14 17:36:08" },
  { height:  595645 , difficulty:  80219673 , date:  "2015-08-14 17:36:13" },
  { height:  595646 , difficulty:  80230102 , date:  "2015-08-14 17:40:34" },
  { height:  595647 , difficulty:  80157899 , date:  "2015-08-14 17:42:25" },
  { height:  595648 , difficulty:  80085520 , date:  "2015-08-14 17:42:31" },
  { height:  595649 , difficulty:  80304210 , date:  "2015-08-14 17:48:04" },
  { height:  595650 , difficulty:  80930281 , date:  "2015-08-14 17:53:22" },
  { height:  595651 , difficulty:  81219998 , date:  "2015-08-14 17:53:34" },
  { height:  595652 , difficulty:  81232636 , date:  "2015-08-14 18:00:02" },
  { height:  595653 , difficulty:  81578617 , date:  "2015-08-14 18:13:24" },
  { height:  595654 , difficulty:  81761530 , date:  "2015-08-14 18:15:05" },
  { height:  595655 , difficulty:  81797295 , date:  "2015-08-14 18:15:08" },
  { height:  595656 , difficulty:  80957865 , date:  "2015-08-14 18:17:10" },
  { height:  595657 , difficulty:  80746359 , date:  "2015-08-14 18:46:45" },
  { height:  595658 , difficulty:  81081795 , date:  "2015-08-14 18:46:52" },
  { height:  595659 , difficulty:  81407489 , date:  "2015-08-14 18:47:15" },
  { height:  595660 , difficulty:  81149914 , date:  "2015-08-14 18:55:06" },
  { height:  595661 , difficulty:  81681350 , date:  "2015-08-14 18:55:08" },
  { height:  595662 , difficulty:  82043130 , date:  "2015-08-14 19:07:06" },
  { height:  595663 , difficulty:  81932453 , date:  "2015-08-14 19:11:15" },
  { height:  595664 , difficulty:  81836696 , date:  "2015-08-14 19:14:07" },
  { height:  595665 , difficulty:  81874051 , date:  "2015-08-14 19:26:20" },
  { height:  595666 , difficulty:  81797628 , date:  "2015-08-14 19:26:25" },
  { height:  595667 , difficulty:  81932429 , date:  "2015-08-14 19:28:01" },
  { height:  595668 , difficulty:  82203913 , date:  "2015-08-14 19:30:54" },
  { height:  595669 , difficulty:  82018275 , date:  "2015-08-14 19:31:38" },
  { height:  595670 , difficulty:  82267335 , date:  "2015-08-14 19:33:34" },
  { height:  595671 , difficulty:  82159877 , date:  "2015-08-14 19:33:30" },
  { height:  595672 , difficulty:  81489172 , date:  "2015-08-14 19:33:45" },
  { height:  595673 , difficulty:  81932670 , date:  "2015-08-14 19:33:46" },
  { height:  595674 , difficulty:  81866393 , date:  "2015-08-14 19:35:29" },
  { height:  595675 , difficulty:  81197908 , date:  "2015-08-14 19:35:38" },
  { height:  595676 , difficulty:  81214153 , date:  "2015-08-14 19:42:27" },
  { height:  595677 , difficulty:  81283111 , date:  "2015-08-14 19:44:53" },
  { height:  595678 , difficulty:  81179981 , date:  "2015-08-14 19:44:56" },
  { height:  595679 , difficulty:  81181708 , date:  "2015-08-14 20:04:39" },
  { height:  595680 , difficulty:  80996655 , date:  "2015-08-14 20:06:00" },
  { height:  595681 , difficulty:  81067499 , date:  "2015-08-14 20:11:19" },
  { height:  595682 , difficulty:  81303958 , date:  "2015-08-14 20:11:21" },
  { height:  595683 , difficulty:  81304121 , date:  "2015-08-14 20:23:14" },
  { height:  595684 , difficulty:  81256649 , date:  "2015-08-14 20:26:12" },
  { height:  595685 , difficulty:  81317781 , date:  "2015-08-14 20:27:46" },
  { height:  595686 , difficulty:  81359172 , date:  "2015-08-14 20:28:51" },
  { height:  595687 , difficulty:  81211278 , date:  "2015-08-14 20:30:55" },
  { height:  595688 , difficulty:  81388412 , date:  "2015-08-14 20:34:39" },
  { height:  595689 , difficulty:  81433707 , date:  "2015-08-14 20:34:42" },
  { height:  595690 , difficulty:  81502510 , date:  "2015-08-14 20:43:34" },
  { height:  595691 , difficulty:  81607114 , date:  "2015-08-14 20:44:14" },
  { height:  595692 , difficulty:  81374837 , date:  "2015-08-14 20:44:49" },
  { height:  595693 , difficulty:  81454613 , date:  "2015-08-14 20:49:07" },
  { height:  595694 , difficulty:  81454496 , date:  "2015-08-14 20:49:55" },
  { height:  595695 , difficulty:  81462815 , date:  "2015-08-14 20:50:50" },
  { height:  595696 , difficulty:  81838696 , date:  "2015-08-14 20:51:01" },
  { height:  595697 , difficulty:  81666080 , date:  "2015-08-14 20:54:10" },
  { height:  595698 , difficulty:  81637482 , date:  "2015-08-14 20:57:28" },
  { height:  595699 , difficulty:  81608460 , date:  "2015-08-14 20:57:34" },
  { height:  595700 , difficulty:  81725036 , date:  "2015-08-14 21:10:35" },
  { height:  595701 , difficulty:  81609283 , date:  "2015-08-14 21:12:23" },
  { height:  595702 , difficulty:  81375767 , date:  "2015-08-14 21:12:25" },
  { height:  595703 , difficulty:  81351867 , date:  "2015-08-14 21:21:55" },
  { height:  595704 , difficulty:  81363887 , date:  "2015-08-14 21:21:57" },
  { height:  595705 , difficulty:  81341131 , date:  "2015-08-14 21:24:05" },
  { height:  595706 , difficulty:  81625218 , date:  "2015-08-14 21:33:31" },
  { height:  595707 , difficulty:  81595740 , date:  "2015-08-14 21:41:14" },
  { height:  595708 , difficulty:  81641748 , date:  "2015-08-14 21:45:38" },
  { height:  595709 , difficulty:  81824856 , date:  "2015-08-14 21:54:17" },
  { height:  595710 , difficulty:  82883943 , date:  "2015-08-14 21:54:20" },
  { height:  595711 , difficulty:  83093088 , date:  "2015-08-14 22:13:20" },
  { height:  595712 , difficulty:  83121254 , date:  "2015-08-14 22:17:33" },
  { height:  595713 , difficulty:  83068664 , date:  "2015-08-14 22:20:54" },
  { height:  595714 , difficulty:  83645903 , date:  "2015-08-14 22:28:01" },
  { height:  595715 , difficulty:  82956832 , date:  "2015-08-14 22:46:48" },
  { height:  595716 , difficulty:  83056547 , date:  "2015-08-14 22:47:09" },
  { height:  595717 , difficulty:  83088943 , date:  "2015-08-14 22:52:13" },
  { height:  595718 , difficulty:  82587373 , date:  "2015-08-14 22:53:36" },
  { height:  595719 , difficulty:  82573418 , date:  "2015-08-14 23:05:05" },
  { height:  595720 , difficulty:  82233522 , date:  "2015-08-14 23:08:09" },
  { height:  595721 , difficulty:  82409752 , date:  "2015-08-14 23:08:14" },
  { height:  595722 , difficulty:  82261886 , date:  "2015-08-14 23:32:05" },
  { height:  595723 , difficulty:  82255524 , date:  "2015-08-14 23:32:07" },
  { height:  595724 , difficulty:  82427824 , date:  "2015-08-14 23:34:44" },
  { height:  595725 , difficulty:  82234590 , date:  "2015-08-14 23:41:36" },
  { height:  595726 , difficulty:  82060421 , date:  "2015-08-14 23:50:24" },
  { height:  595727 , difficulty:  82126170 , date:  "2015-08-14 23:50:50" },
  { height:  595728 , difficulty:  81952244 , date:  "2015-08-14 23:57:02" },
  { height:  595729 , difficulty:  81470857 , date:  "2015-08-14 23:57:08" },
  { height:  595730 , difficulty:  81579171 , date:  "2015-08-15 00:07:41" },
  { height:  595731 , difficulty:  81617334 , date:  "2015-08-15 00:10:30" },
  { height:  595732 , difficulty:  81561710 , date:  "2015-08-15 00:12:09" },
  { height:  595733 , difficulty:  80746793 , date:  "2015-08-15 00:15:18" },
  { height:  595734 , difficulty:  80879636 , date:  "2015-08-15 00:18:10" },
  { height:  595735 , difficulty:  81284248 , date:  "2015-08-15 00:22:33" },
  { height:  595736 , difficulty:  81015490 , date:  "2015-08-15 00:27:21" },
  { height:  595737 , difficulty:  81162141 , date:  "2015-08-15 00:31:07" },
  { height:  595738 , difficulty:  81074435 , date:  "2015-08-15 00:33:28" },
  { height:  595739 , difficulty:  81215909 , date:  "2015-08-15 00:52:39" },
  { height:  595740 , difficulty:  81132820 , date:  "2015-08-15 00:52:43" },
  { height:  595741 , difficulty:  80715075 , date:  "2015-08-15 00:59:59" },
  { height:  595742 , difficulty:  80750391 , date:  "2015-08-15 01:02:53" },
  { height:  595743 , difficulty:  80756680 , date:  "2015-08-15 01:05:37" },
  { height:  595744 , difficulty:  80676228 , date:  "2015-08-15 01:05:41" },
  { height:  595745 , difficulty:  80747866 , date:  "2015-08-15 01:11:11" },
  { height:  595746 , difficulty:  80944165 , date:  "2015-08-15 01:11:15" },
  { height:  595747 , difficulty:  80974988 , date:  "2015-08-15 01:14:04" },
  { height:  595748 , difficulty:  81096829 , date:  "2015-08-15 01:18:27" },
  { height:  595749 , difficulty:  81147945 , date:  "2015-08-15 01:25:25" },
  { height:  595750 , difficulty:  81169796 , date:  "2015-08-15 01:25:54" },
  { height:  595751 , difficulty:  81195389 , date:  "2015-08-15 01:25:58" },
  { height:  595752 , difficulty:  81021154 , date:  "2015-08-15 01:31:44" },
  { height:  595753 , difficulty:  81170454 , date:  "2015-08-15 01:36:01" },
  { height:  595754 , difficulty:  81218424 , date:  "2015-08-15 01:39:22" },
  { height:  595755 , difficulty:  80714037 , date:  "2015-08-15 01:39:26" },
  { height:  595756 , difficulty:  80687165 , date:  "2015-08-15 01:43:31" },
  { height:  595757 , difficulty:  80559516 , date:  "2015-08-15 01:53:00" },
  { height:  595758 , difficulty:  80583077 , date:  "2015-08-15 01:54:24" },
  { height:  595759 , difficulty:  80298074 , date:  "2015-08-15 01:58:54" },
  { height:  595760 , difficulty:  80212734 , date:  "2015-08-15 02:04:49" },
  { height:  595761 , difficulty:  80209969 , date:  "2015-08-15 02:15:34" },
  { height:  595762 , difficulty:  80675365 , date:  "2015-08-15 02:15:47" },
  { height:  595763 , difficulty:  80677058 , date:  "2015-08-15 02:20:19" },
  { height:  595764 , difficulty:  80685767 , date:  "2015-08-15 02:20:23" },
  { height:  595765 , difficulty:  80706177 , date:  "2015-08-15 02:24:25" },
  { height:  595766 , difficulty:  80640960 , date:  "2015-08-15 02:34:12" },
  { height:  595767 , difficulty:  80765940 , date:  "2015-08-15 02:34:17" },
  { height:  595768 , difficulty:  80826046 , date:  "2015-08-15 02:43:02" },
  { height:  595769 , difficulty:  80819710 , date:  "2015-08-15 02:47:18" },
  { height:  595770 , difficulty:  80814593 , date:  "2015-08-15 02:47:21" },
  { height:  595771 , difficulty:  81012924 , date:  "2015-08-15 02:53:28" },
  { height:  595772 , difficulty:  81406929 , date:  "2015-08-15 02:53:30" },
  { height:  595773 , difficulty:  81723800 , date:  "2015-08-15 03:01:35" },
  { height:  595774 , difficulty:  81626352 , date:  "2015-08-15 03:01:45" },
  { height:  595775 , difficulty:  81655010 , date:  "2015-08-15 03:01:58" },
  { height:  595776 , difficulty:  81278005 , date:  "2015-08-15 03:19:35" },
  { height:  595777 , difficulty:  81235347 , date:  "2015-08-15 03:26:22" },
  { height:  595778 , difficulty:  81301276 , date:  "2015-08-15 03:37:58" },
  { height:  595779 , difficulty:  80975719 , date:  "2015-08-15 03:37:59" },
  { height:  595780 , difficulty:  81050401 , date:  "2015-08-15 03:42:06" },
  { height:  595781 , difficulty:  81590271 , date:  "2015-08-15 03:43:22" },
  { height:  595782 , difficulty:  81553756 , date:  "2015-08-15 03:47:28" },
  { height:  595783 , difficulty:  81289797 , date:  "2015-08-15 03:47:35" },
  { height:  595784 , difficulty:  81217552 , date:  "2015-08-15 03:49:01" },
  { height:  595785 , difficulty:  81296534 , date:  "2015-08-15 04:00:49" },
  { height:  595786 , difficulty:  81321846 , date:  "2015-08-15 04:11:09" },
  { height:  595787 , difficulty:  80892513 , date:  "2015-08-15 04:12:27" },
  { height:  595788 , difficulty:  80779291 , date:  "2015-08-15 04:18:40" },
  { height:  595789 , difficulty:  80896755 , date:  "2015-08-15 04:18:41" },
  { height:  595790 , difficulty:  80665577 , date:  "2015-08-15 04:19:09" },
  { height:  595791 , difficulty:  80022927 , date:  "2015-08-15 04:21:09" },
  { height:  595792 , difficulty:  80083171 , date:  "2015-08-15 04:22:54" },
  { height:  595793 , difficulty:  79929580 , date:  "2015-08-15 04:26:20" },
  { height:  595794 , difficulty:  80146724 , date:  "2015-08-15 04:29:59" },
  { height:  595795 , difficulty:  79762680 , date:  "2015-08-15 04:40:20" },
  { height:  595796 , difficulty:  79962173 , date:  "2015-08-15 04:41:38" },
  { height:  595797 , difficulty:  80206456 , date:  "2015-08-15 04:42:04" },
  { height:  595798 , difficulty:  79432916 , date:  "2015-08-15 04:49:57" },
  { height:  595799 , difficulty:  79589923 , date:  "2015-08-15 04:50:09" },
  { height:  595800 , difficulty:  79525231 , date:  "2015-08-15 04:50:20" },
  { height:  595801 , difficulty:  79308639 , date:  "2015-08-15 04:52:17" },
  { height:  595802 , difficulty:  79353132 , date:  "2015-08-15 04:55:24" },
  { height:  595803 , difficulty:  79360903 , date:  "2015-08-15 04:55:27" },
  { height:  595804 , difficulty:  79388067 , date:  "2015-08-15 05:01:22" },
  { height:  595805 , difficulty:  79405034 , date:  "2015-08-15 05:02:35" },
  { height:  595806 , difficulty:  79106927 , date:  "2015-08-15 05:10:15" },
  { height:  595807 , difficulty:  79389047 , date:  "2015-08-15 05:10:20" },
  { height:  595808 , difficulty:  79478614 , date:  "2015-08-15 05:10:44" },
  { height:  595809 , difficulty:  79387551 , date:  "2015-08-15 05:15:34" },
  { height:  595810 , difficulty:  79465194 , date:  "2015-08-15 05:24:29" },
  { height:  595811 , difficulty:  79334302 , date:  "2015-08-15 05:28:57" },
  { height:  595812 , difficulty:  79403711 , date:  "2015-08-15 05:38:30" },
  { height:  595813 , difficulty:  79304086 , date:  "2015-08-15 05:42:29" },
  { height:  595814 , difficulty:  79593503 , date:  "2015-08-15 05:42:35" },
  { height:  595815 , difficulty:  79216865 , date:  "2015-08-15 06:00:48" },
  { height:  595816 , difficulty:  79620957 , date:  "2015-08-15 06:02:26" },
  { height:  595817 , difficulty:  79386683 , date:  "2015-08-15 06:07:18" },
  { height:  595818 , difficulty:  79535350 , date:  "2015-08-15 06:07:22" },
  { height:  595819 , difficulty:  79752544 , date:  "2015-08-15 06:08:49" },
  { height:  595820 , difficulty:  79769473 , date:  "2015-08-15 06:08:55" },
  { height:  595821 , difficulty:  79658263 , date:  "2015-08-15 06:09:12" },
  { height:  595822 , difficulty:  79998896 , date:  "2015-08-15 06:19:45" },
  { height:  595823 , difficulty:  79921731 , date:  "2015-08-15 06:20:46" },
  { height:  595824 , difficulty:  80094473 , date:  "2015-08-15 06:27:26" },
  { height:  595825 , difficulty:  79870850 , date:  "2015-08-15 06:30:18" },
  { height:  595826 , difficulty:  79939894 , date:  "2015-08-15 06:31:11" },
  { height:  595827 , difficulty:  80077995 , date:  "2015-08-15 06:31:14" },
  { height:  595828 , difficulty:  80144111 , date:  "2015-08-15 06:35:21" },
  { height:  595829 , difficulty:  80455367 , date:  "2015-08-15 06:37:17" },
  { height:  595830 , difficulty:  80357247 , date:  "2015-08-15 06:48:10" },
  { height:  595831 , difficulty:  80526647 , date:  "2015-08-15 06:48:25" },
  { height:  595832 , difficulty:  80488739 , date:  "2015-08-15 06:50:50" },
  { height:  595833 , difficulty:  80172736 , date:  "2015-08-15 06:50:53" },
  { height:  595834 , difficulty:  80163161 , date:  "2015-08-15 06:56:38" },
  { height:  595835 , difficulty:  80038360 , date:  "2015-08-15 07:05:45" },
  { height:  595836 , difficulty:  79929099 , date:  "2015-08-15 07:05:47" },
  { height:  595837 , difficulty:  79578995 , date:  "2015-08-15 07:10:30" },
  { height:  595838 , difficulty:  79861916 , date:  "2015-08-15 07:10:35" },
  { height:  595839 , difficulty:  79725158 , date:  "2015-08-15 07:15:01" },
  { height:  595840 , difficulty:  79742821 , date:  "2015-08-15 07:24:13" },
  { height:  595841 , difficulty:  79710909 , date:  "2015-08-15 07:26:32" },
  { height:  595842 , difficulty:  79478827 , date:  "2015-08-15 07:31:39" },
  { height:  595843 , difficulty:  79555862 , date:  "2015-08-15 07:41:26" },
  { height:  595844 , difficulty:  79375771 , date:  "2015-08-15 07:41:33" },
  { height:  595845 , difficulty:  79269320 , date:  "2015-08-15 07:43:47" },
  { height:  595846 , difficulty:  79311592 , date:  "2015-08-15 07:54:50" },
  { height:  595847 , difficulty:  79279526 , date:  "2015-08-15 08:13:22" },
  { height:  595848 , difficulty:  79302096 , date:  "2015-08-15 08:13:29" },
  { height:  595849 , difficulty:  79119857 , date:  "2015-08-15 08:15:59" },
  { height:  595850 , difficulty:  79227910 , date:  "2015-08-15 08:18:23" },
  { height:  595851 , difficulty:  79244355 , date:  "2015-08-15 08:23:03" },
  { height:  595852 , difficulty:  78743094 , date:  "2015-08-15 08:23:09" },
  { height:  595853 , difficulty:  78707280 , date:  "2015-08-15 08:28:16" },
  { height:  595854 , difficulty:  78367812 , date:  "2015-08-15 08:30:53" },
  { height:  595855 , difficulty:  78388572 , date:  "2015-08-15 08:39:53" },
  { height:  595856 , difficulty:  78456092 , date:  "2015-08-15 08:39:58" },
  { height:  595857 , difficulty:  78436463 , date:  "2015-08-15 08:45:01" },
  { height:  595858 , difficulty:  78447435 , date:  "2015-08-15 08:45:04" },
  { height:  595859 , difficulty:  78661340 , date:  "2015-08-15 08:46:48" },
  { height:  595860 , difficulty:  78762303 , date:  "2015-08-15 08:50:36" },
  { height:  595861 , difficulty:  78385454 , date:  "2015-08-15 08:56:26" },
  { height:  595862 , difficulty:  78217303 , date:  "2015-08-15 08:59:18" },
  { height:  595863 , difficulty:  78392554 , date:  "2015-08-15 09:03:47" },
  { height:  595864 , difficulty:  78205250 , date:  "2015-08-15 09:03:54" },
  { height:  595865 , difficulty:  78316287 , date:  "2015-08-15 09:10:21" },
  { height:  595866 , difficulty:  78541614 , date:  "2015-08-15 09:10:27" },
  { height:  595867 , difficulty:  78495309 , date:  "2015-08-15 09:19:47" },
  { height:  595868 , difficulty:  78717364 , date:  "2015-08-15 09:19:49" },
  { height:  595869 , difficulty:  78635870 , date:  "2015-08-15 09:20:09" },
  { height:  595870 , difficulty:  78550233 , date:  "2015-08-15 09:21:39" },
  { height:  595871 , difficulty:  78398424 , date:  "2015-08-15 09:25:18" },
  { height:  595872 , difficulty:  78619838 , date:  "2015-08-15 09:32:31" },
  { height:  595873 , difficulty:  78839451 , date:  "2015-08-15 09:35:36" },
  { height:  595874 , difficulty:  78709689 , date:  "2015-08-15 09:35:40" },
  { height:  595875 , difficulty:  78737186 , date:  "2015-08-15 09:36:32" },
  { height:  595876 , difficulty:  79043867 , date:  "2015-08-15 09:44:21" },
  { height:  595877 , difficulty:  78994950 , date:  "2015-08-15 09:44:26" },
  { height:  595878 , difficulty:  78968460 , date:  "2015-08-15 09:44:28" },
  { height:  595879 , difficulty:  79277911 , date:  "2015-08-15 09:48:56" },
  { height:  595880 , difficulty:  79094499 , date:  "2015-08-15 09:58:26" },
  { height:  595881 , difficulty:  79128145 , date:  "2015-08-15 09:58:33" },
  { height:  595882 , difficulty:  78885117 , date:  "2015-08-15 10:12:11" },
  { height:  595883 , difficulty:  78900572 , date:  "2015-08-15 10:16:39" },
  { height:  595884 , difficulty:  79025748 , date:  "2015-08-15 10:21:04" },
  { height:  595885 , difficulty:  78947537 , date:  "2015-08-15 10:22:39" },
  { height:  595886 , difficulty:  78672771 , date:  "2015-08-15 10:37:40" },
  { height:  595887 , difficulty:  78785403 , date:  "2015-08-15 10:49:37" },
  { height:  595888 , difficulty:  78743873 , date:  "2015-08-15 10:49:42" },
  { height:  595889 , difficulty:  78720507 , date:  "2015-08-15 11:02:11" },
  { height:  595890 , difficulty:  78862459 , date:  "2015-08-15 11:05:46" },
  { height:  595891 , difficulty:  78293976 , date:  "2015-08-15 11:05:49" },
  { height:  595892 , difficulty:  78400630 , date:  "2015-08-15 11:10:36" },
  { height:  595893 , difficulty:  78683452 , date:  "2015-08-15 11:16:02" },
  { height:  595894 , difficulty:  78698066 , date:  "2015-08-15 11:16:07" },
  { height:  595895 , difficulty:  78877490 , date:  "2015-08-15 11:18:37" },
  { height:  595896 , difficulty:  78959350 , date:  "2015-08-15 11:18:41" },
  { height:  595897 , difficulty:  79017895 , date:  "2015-08-15 11:19:36" },
  { height:  595898 , difficulty:  78679590 , date:  "2015-08-15 11:19:59" },
  { height:  595899 , difficulty:  78746165 , date:  "2015-08-15 11:30:14" },
  { height:  595900 , difficulty:  78721353 , date:  "2015-08-15 11:31:21" },
  { height:  595901 , difficulty:  78649731 , date:  "2015-08-15 11:34:29" },
  { height:  595902 , difficulty:  78699113 , date:  "2015-08-15 11:36:32" },
  { height:  595903 , difficulty:  78719747 , date:  "2015-08-15 11:39:19" },
  { height:  595904 , difficulty:  78787007 , date:  "2015-08-15 11:49:14" },
  { height:  595905 , difficulty:  78741539 , date:  "2015-08-15 11:49:17" },
  { height:  595906 , difficulty:  78408311 , date:  "2015-08-15 11:56:05" },
  { height:  595907 , difficulty:  78661790 , date:  "2015-08-15 12:04:18" },
  { height:  595908 , difficulty:  78757895 , date:  "2015-08-15 12:07:26" },
  { height:  595909 , difficulty:  78917728 , date:  "2015-08-15 12:10:12" },
  { height:  595910 , difficulty:  78823472 , date:  "2015-08-15 12:24:54" },
  { height:  595911 , difficulty:  78535641 , date:  "2015-08-15 12:28:46" },
  { height:  595912 , difficulty:  78775362 , date:  "2015-08-15 12:35:18" },
  { height:  595913 , difficulty:  78634872 , date:  "2015-08-15 12:35:21" },
  { height:  595914 , difficulty:  78971030 , date:  "2015-08-15 12:36:54" },
  { height:  595915 , difficulty:  78838480 , date:  "2015-08-15 12:38:19" },
  { height:  595916 , difficulty:  79379662 , date:  "2015-08-15 12:50:10" },
  { height:  595917 , difficulty:  79317583 , date:  "2015-08-15 12:50:12" },
  { height:  595918 , difficulty:  79286150 , date:  "2015-08-15 12:52:24" },
  { height:  595919 , difficulty:  79038503 , date:  "2015-08-15 13:00:53" },
  { height:  595920 , difficulty:  79103473 , date:  "2015-08-15 13:00:56" },
  { height:  595921 , difficulty:  79451431 , date:  "2015-08-15 13:03:18" },
  { height:  595922 , difficulty:  79218680 , date:  "2015-08-15 13:06:53" },
  { height:  595923 , difficulty:  78744389 , date:  "2015-08-15 13:07:34" },
  { height:  595924 , difficulty:  78755014 , date:  "2015-08-15 13:13:56" },
  { height:  595925 , difficulty:  78745075 , date:  "2015-08-15 13:15:38" },
  { height:  595926 , difficulty:  79009704 , date:  "2015-08-15 13:23:45" },
  { height:  595927 , difficulty:  78865217 , date:  "2015-08-15 13:23:51" },
  { height:  595928 , difficulty:  79075753 , date:  "2015-08-15 13:24:42" },
  { height:  595929 , difficulty:  78929944 , date:  "2015-08-15 13:25:36" },
  { height:  595930 , difficulty:  78910046 , date:  "2015-08-15 13:26:26" },
  { height:  595931 , difficulty:  78620628 , date:  "2015-08-15 13:32:17" },
  { height:  595932 , difficulty:  78793463 , date:  "2015-08-15 13:32:22" },
  { height:  595933 , difficulty:  78636816 , date:  "2015-08-15 13:38:35" },
  { height:  595934 , difficulty:  79075719 , date:  "2015-08-15 13:38:42" },
  { height:  595935 , difficulty:  79032241 , date:  "2015-08-15 13:40:09" },
  { height:  595936 , difficulty:  79477226 , date:  "2015-08-15 13:43:18" },
  { height:  595937 , difficulty:  79891378 , date:  "2015-08-15 13:43:22" },
  { height:  595938 , difficulty:  79806674 , date:  "2015-08-15 13:50:54" },
  { height:  595939 , difficulty:  79869010 , date:  "2015-08-15 13:50:57" },
  { height:  595940 , difficulty:  80099097 , date:  "2015-08-15 13:51:58" },
  { height:  595941 , difficulty:  79894815 , date:  "2015-08-15 13:52:28" },
  { height:  595942 , difficulty:  80679894 , date:  "2015-08-15 14:04:48" },
  { height:  595943 , difficulty:  80366463 , date:  "2015-08-15 14:07:14" },
  { height:  595944 , difficulty:  80503115 , date:  "2015-08-15 14:07:27" },
  { height:  595945 , difficulty:  80505200 , date:  "2015-08-15 14:08:49" },
  { height:  595946 , difficulty:  80467653 , date:  "2015-08-15 14:13:26" },
  { height:  595947 , difficulty:  80617585 , date:  "2015-08-15 14:16:57" },
  { height:  595948 , difficulty:  80379362 , date:  "2015-08-15 14:18:43" },
  { height:  595949 , difficulty:  80388349 , date:  "2015-08-15 14:33:42" },
  { height:  595950 , difficulty:  80790705 , date:  "2015-08-15 14:33:47" },
  { height:  595951 , difficulty:  80823764 , date:  "2015-08-15 14:54:42" },
  { height:  595952 , difficulty:  80571430 , date:  "2015-08-15 14:54:44" },
  { height:  595953 , difficulty:  80767721 , date:  "2015-08-15 14:55:47" },
  { height:  595954 , difficulty:  81215829 , date:  "2015-08-15 14:55:56" },
  { height:  595955 , difficulty:  81286524 , date:  "2015-08-15 15:04:25" },
  { height:  595956 , difficulty:  80968811 , date:  "2015-08-15 15:04:27" },
  { height:  595957 , difficulty:  80980863 , date:  "2015-08-15 15:12:27" },
  { height:  595958 , difficulty:  80573925 , date:  "2015-08-15 15:16:24" },
  { height:  595959 , difficulty:  80528590 , date:  "2015-08-15 15:16:26" },
  { height:  595960 , difficulty:  80786010 , date:  "2015-08-15 15:23:48" },
  { height:  595961 , difficulty:  80804484 , date:  "2015-08-15 15:23:51" },
  { height:  595962 , difficulty:  80699071 , date:  "2015-08-15 15:36:28" },
  { height:  595963 , difficulty:  80294870 , date:  "2015-08-15 15:40:30" },
  { height:  595964 , difficulty:  80435276 , date:  "2015-08-15 15:40:34" },
  { height:  595965 , difficulty:  80219336 , date:  "2015-08-15 15:51:34" },
  { height:  595966 , difficulty:  80494535 , date:  "2015-08-15 15:56:55" },
  { height:  595967 , difficulty:  80652497 , date:  "2015-08-15 16:00:13" },
  { height:  595968 , difficulty:  80496491 , date:  "2015-08-15 16:09:08" },
  { height:  595969 , difficulty:  80574909 , date:  "2015-08-15 16:11:13" },
  { height:  595970 , difficulty:  80595346 , date:  "2015-08-15 16:23:36" },
  { height:  595971 , difficulty:  80873619 , date:  "2015-08-15 16:23:41" },
  { height:  595972 , difficulty:  80946694 , date:  "2015-08-15 16:25:57" },
  { height:  595973 , difficulty:  81537625 , date:  "2015-08-15 16:25:59" },
  { height:  595974 , difficulty:  81537512 , date:  "2015-08-15 16:27:07" },
  { height:  595975 , difficulty:  81285554 , date:  "2015-08-15 16:27:41" },
  { height:  595976 , difficulty:  81258981 , date:  "2015-08-15 16:27:44" },
  { height:  595977 , difficulty:  81415881 , date:  "2015-08-15 16:28:08" },
  { height:  595978 , difficulty:  81355865 , date:  "2015-08-15 16:29:05" },
  { height:  595979 , difficulty:  81325441 , date:  "2015-08-15 16:29:29" },
  { height:  595980 , difficulty:  81150466 , date:  "2015-08-15 16:37:14" },
  { height:  595981 , difficulty:  81201245 , date:  "2015-08-15 16:48:51" },
  { height:  595982 , difficulty:  81191873 , date:  "2015-08-15 17:15:29" },
  { height:  595983 , difficulty:  80913838 , date:  "2015-08-15 17:15:35" },
  { height:  595984 , difficulty:  81054417 , date:  "2015-08-15 17:17:52" },
  { height:  595985 , difficulty:  81189835 , date:  "2015-08-15 17:23:04" },
  { height:  595986 , difficulty:  80711641 , date:  "2015-08-15 17:27:30" },
  { height:  595987 , difficulty:  80610025 , date:  "2015-08-15 17:29:38" },
  { height:  595988 , difficulty:  80900099 , date:  "2015-08-15 17:35:29" },
  { height:  595989 , difficulty:  80910598 , date:  "2015-08-15 17:35:34" },
  { height:  595990 , difficulty:  80945524 , date:  "2015-08-15 17:39:13" },
  { height:  595991 , difficulty:  80950654 , date:  "2015-08-15 17:39:20" },
  { height:  595992 , difficulty:  80741068 , date:  "2015-08-15 17:43:30" },
  { height:  595993 , difficulty:  80752649 , date:  "2015-08-15 17:45:30" },
  { height:  595994 , difficulty:  80924254 , date:  "2015-08-15 18:05:40" },
  { height:  595995 , difficulty:  80704489 , date:  "2015-08-15 18:05:41" },
  { height:  595996 , difficulty:  80776941 , date:  "2015-08-15 18:09:37" },
  { height:  595997 , difficulty:  80747504 , date:  "2015-08-15 18:15:41" },
  { height:  595998 , difficulty:  80756163 , date:  "2015-08-15 18:16:48" },
  { height:  595999 , difficulty:  80842875 , date:  "2015-08-15 18:32:37" },
  { height:  596000 , difficulty:  80650461 , date:  "2015-08-15 18:32:42" },
  { height:  596001 , difficulty:  80801015 , date:  "2015-08-15 18:49:43" },
  { height:  596002 , difficulty:  80971009 , date:  "2015-08-15 18:49:44" },
  { height:  596003 , difficulty:  80978645 , date:  "2015-08-15 18:52:04" },
  { height:  596004 , difficulty:  81195897 , date:  "2015-08-15 19:01:25" },
  { height:  596005 , difficulty:  81224958 , date:  "2015-08-15 19:01:31" },
  { height:  596006 , difficulty:  81285856 , date:  "2015-08-15 19:07:54" },
  { height:  596007 , difficulty:  81131021 , date:  "2015-08-15 19:07:55" },
  { height:  596008 , difficulty:  81577177 , date:  "2015-08-15 19:14:12" },
  { height:  596009 , difficulty:  81458374 , date:  "2015-08-15 19:29:37" },
  { height:  596010 , difficulty:  81637870 , date:  "2015-08-15 19:37:30" },
  { height:  596011 , difficulty:  81598090 , date:  "2015-08-15 19:41:44" },
  { height:  596012 , difficulty:  81590238 , date:  "2015-08-15 19:41:46" },
  { height:  596013 , difficulty:  81629738 , date:  "2015-08-15 19:42:04" },
  { height:  596014 , difficulty:  81387434 , date:  "2015-08-15 19:44:43" },
  { height:  596015 , difficulty:  81403981 , date:  "2015-08-15 19:47:14" },
  { height:  596016 , difficulty:  81430358 , date:  "2015-08-15 19:47:15" },
  { height:  596017 , difficulty:  81537907 , date:  "2015-08-15 19:48:12" },
  { height:  596018 , difficulty:  81124456 , date:  "2015-08-15 19:53:11" },
  { height:  596019 , difficulty:  81063088 , date:  "2015-08-15 19:53:12" },
  { height:  596020 , difficulty:  81216398 , date:  "2015-08-15 20:01:38" },
  { height:  596021 , difficulty:  81406127 , date:  "2015-08-15 20:09:36" },
  { height:  596022 , difficulty:  81258840 , date:  "2015-08-15 20:09:38" },
  { height:  596023 , difficulty:  81171287 , date:  "2015-08-15 20:11:11" },
  { height:  596024 , difficulty:  81141268 , date:  "2015-08-15 20:13:11" },
  { height:  596025 , difficulty:  80752370 , date:  "2015-08-15 20:15:08" },
  { height:  596026 , difficulty:  80984977 , date:  "2015-08-15 20:22:52" },
  { height:  596027 , difficulty:  80276531 , date:  "2015-08-15 20:22:56" },
  { height:  596028 , difficulty:  80507023 , date:  "2015-08-15 20:24:56" },
  { height:  596029 , difficulty:  80606378 , date:  "2015-08-15 20:26:29" },
  { height:  596030 , difficulty:  80704483 , date:  "2015-08-15 20:30:57" },
  { height:  596031 , difficulty:  80619701 , date:  "2015-08-15 20:30:58" },
  { height:  596032 , difficulty:  80635950 , date:  "2015-08-15 20:32:54" },
  { height:  596033 , difficulty:  80593754 , date:  "2015-08-15 20:36:31" },
  { height:  596034 , difficulty:  80690799 , date:  "2015-08-15 20:44:27" },
  { height:  596035 , difficulty:  80791587 , date:  "2015-08-15 20:47:14" },
  { height:  596036 , difficulty:  80554842 , date:  "2015-08-15 20:55:25" },
  { height:  596037 , difficulty:  80631817 , date:  "2015-08-15 20:59:08" },
  { height:  596038 , difficulty:  80227654 , date:  "2015-08-15 20:59:10" },
  { height:  596039 , difficulty:  80184404 , date:  "2015-08-15 21:00:52" },
  { height:  596040 , difficulty:  80364145 , date:  "2015-08-15 21:00:55" },
  { height:  596041 , difficulty:  80004510 , date:  "2015-08-15 21:07:22" },
  { height:  596042 , difficulty:  79871848 , date:  "2015-08-15 21:07:25" },
  { height:  596043 , difficulty:  79911252 , date:  "2015-08-15 21:19:14" },
  { height:  596044 , difficulty:  79724560 , date:  "2015-08-15 21:19:15" },
  { height:  596045 , difficulty:  79886086 , date:  "2015-08-15 21:23:14" },
  { height:  596046 , difficulty:  79719931 , date:  "2015-08-15 21:34:45" },
  { height:  596047 , difficulty:  79735171 , date:  "2015-08-15 21:35:32" },
  { height:  596048 , difficulty:  79785548 , date:  "2015-08-15 21:35:37" },
  { height:  596049 , difficulty:  79910052 , date:  "2015-08-15 21:42:29" },
  { height:  596050 , difficulty:  79908462 , date:  "2015-08-15 21:42:49" },
  { height:  596051 , difficulty:  79921842 , date:  "2015-08-15 21:44:40" },
  { height:  596052 , difficulty:  80196801 , date:  "2015-08-15 21:46:30" },
  { height:  596053 , difficulty:  80202299 , date:  "2015-08-15 22:04:00" },
  { height:  596054 , difficulty:  80281505 , date:  "2015-08-15 22:18:25" },
  { height:  596055 , difficulty:  80512205 , date:  "2015-08-15 22:18:31" },
  { height:  596056 , difficulty:  80777210 , date:  "2015-08-15 22:22:52" },
  { height:  596057 , difficulty:  80516541 , date:  "2015-08-15 22:29:24" },
  { height:  596058 , difficulty:  79630241 , date:  "2015-08-15 22:44:15" },
  { height:  596059 , difficulty:  79696937 , date:  "2015-08-15 22:48:26" },
  { height:  596060 , difficulty:  79639540 , date:  "2015-08-15 22:48:29" },
  { height:  596061 , difficulty:  79627918 , date:  "2015-08-15 22:51:07" },
  { height:  596062 , difficulty:  79529463 , date:  "2015-08-15 22:53:01" },
  { height:  596063 , difficulty:  79474286 , date:  "2015-08-15 22:55:17" },
  { height:  596064 , difficulty:  79546353 , date:  "2015-08-15 22:55:45" },
  { height:  596065 , difficulty:  79562671 , date:  "2015-08-15 22:55:57" },
  { height:  596066 , difficulty:  79462504 , date:  "2015-08-15 23:00:30" },
  { height:  596067 , difficulty:  79538857 , date:  "2015-08-15 23:11:04" },
  { height:  596068 , difficulty:  79488094 , date:  "2015-08-15 23:13:31" },
  { height:  596069 , difficulty:  79438653 , date:  "2015-08-15 23:19:31" },
  { height:  596070 , difficulty:  78844582 , date:  "2015-08-15 23:21:09" },
  { height:  596071 , difficulty:  78930171 , date:  "2015-08-15 23:22:31" },
  { height:  596072 , difficulty:  78833676 , date:  "2015-08-15 23:27:34" },
  { height:  596073 , difficulty:  78838570 , date:  "2015-08-15 23:32:47" },
  { height:  596074 , difficulty:  78875354 , date:  "2015-08-15 23:32:53" },
  { height:  596075 , difficulty:  78554501 , date:  "2015-08-15 23:44:46" },
  { height:  596076 , difficulty:  78775618 , date:  "2015-08-15 23:47:02" },
  { height:  596077 , difficulty:  78240941 , date:  "2015-08-15 23:47:08" },
  { height:  596078 , difficulty:  78273382 , date:  "2015-08-15 23:53:36" },
  { height:  596079 , difficulty:  78301942 , date:  "2015-08-15 23:56:31" },
  { height:  596080 , difficulty:  78017333 , date:  "2015-08-15 23:56:38" },
  { height:  596081 , difficulty:  78124308 , date:  "2015-08-15 23:57:48" },
  { height:  596082 , difficulty:  78095366 , date:  "2015-08-15 23:58:50" },
  { height:  596083 , difficulty:  78438147 , date:  "2015-08-16 00:09:35" },
  { height:  596084 , difficulty:  78395982 , date:  "2015-08-16 00:12:52" },
  { height:  596085 , difficulty:  77923216 , date:  "2015-08-16 00:21:03" },
  { height:  596086 , difficulty:  77736776 , date:  "2015-08-16 00:21:08" },
  { height:  596087 , difficulty:  77703137 , date:  "2015-08-16 00:21:33" },
  { height:  596088 , difficulty:  77735506 , date:  "2015-08-16 00:23:57" },
  { height:  596089 , difficulty:  77743058 , date:  "2015-08-16 00:29:11" },
  { height:  596090 , difficulty:  77903620 , date:  "2015-08-16 00:33:05" },
  { height:  596091 , difficulty:  78000489 , date:  "2015-08-16 00:33:09" },
  { height:  596092 , difficulty:  78046838 , date:  "2015-08-16 00:37:01" },
  { height:  596093 , difficulty:  78115946 , date:  "2015-08-16 00:41:10" },
  { height:  596094 , difficulty:  78011330 , date:  "2015-08-16 00:44:09" },
  { height:  596095 , difficulty:  78036436 , date:  "2015-08-16 00:46:04" },
  { height:  596096 , difficulty:  78670508 , date:  "2015-08-16 00:46:31" },
  { height:  596097 , difficulty:  78478406 , date:  "2015-08-16 00:48:15" },
  { height:  596098 , difficulty:  78493289 , date:  "2015-08-16 00:58:48" },
  { height:  596099 , difficulty:  78581489 , date:  "2015-08-16 01:10:16" },
  { height:  596100 , difficulty:  78876918 , date:  "2015-08-16 01:14:03" },
  { height:  596101 , difficulty:  78870460 , date:  "2015-08-16 01:14:04" },
  { height:  596102 , difficulty:  78709143 , date:  "2015-08-16 01:18:13" },
  { height:  596103 , difficulty:  78795475 , date:  "2015-08-16 01:20:00" },
  { height:  596104 , difficulty:  78784153 , date:  "2015-08-16 01:22:46" },
  { height:  596105 , difficulty:  78838646 , date:  "2015-08-16 01:27:49" },
  { height:  596106 , difficulty:  78861761 , date:  "2015-08-16 01:34:07" },
  { height:  596107 , difficulty:  78875259 , date:  "2015-08-16 01:34:11" },
  { height:  596108 , difficulty:  78863166 , date:  "2015-08-16 01:36:51" },
  { height:  596109 , difficulty:  78889810 , date:  "2015-08-16 01:39:06" },
  { height:  596110 , difficulty:  78718031 , date:  "2015-08-16 01:46:47" },
  { height:  596111 , difficulty:  78700853 , date:  "2015-08-16 01:46:52" },
  { height:  596112 , difficulty:  78502193 , date:  "2015-08-16 01:58:24" },
  { height:  596113 , difficulty:  78440674 , date:  "2015-08-16 01:58:28" },
  { height:  596114 , difficulty:  78699379 , date:  "2015-08-16 02:01:23" },
  { height:  596115 , difficulty:  78738103 , date:  "2015-08-16 02:07:55" },
  { height:  596116 , difficulty:  78764237 , date:  "2015-08-16 02:08:37" },
  { height:  596117 , difficulty:  78823376 , date:  "2015-08-16 02:09:36" },
  { height:  596118 , difficulty:  79142529 , date:  "2015-08-16 02:13:48" },
  { height:  596119 , difficulty:  78791792 , date:  "2015-08-16 02:14:56" },
  { height:  596120 , difficulty:  78804687 , date:  "2015-08-16 02:20:52" },
  { height:  596121 , difficulty:  78764303 , date:  "2015-08-16 02:22:37" },
  { height:  596122 , difficulty:  78436151 , date:  "2015-08-16 02:43:35" },
  { height:  596123 , difficulty:  78536012 , date:  "2015-08-16 02:52:14" },
  { height:  596124 , difficulty:  78990367 , date:  "2015-08-16 02:52:18" },
  { height:  596125 , difficulty:  78812548 , date:  "2015-08-16 03:00:52" },
  { height:  596126 , difficulty:  78979619 , date:  "2015-08-16 03:00:59" },
  { height:  596127 , difficulty:  79210333 , date:  "2015-08-16 03:06:12" },
  { height:  596128 , difficulty:  79245649 , date:  "2015-08-16 03:06:14" },
  { height:  596129 , difficulty:  78683113 , date:  "2015-08-16 03:21:37" },
  { height:  596130 , difficulty:  78354651 , date:  "2015-08-16 03:21:41" },
  { height:  596131 , difficulty:  78406388 , date:  "2015-08-16 03:26:05" },
  { height:  596132 , difficulty:  78336679 , date:  "2015-08-16 03:27:51" },
  { height:  596133 , difficulty:  78135834 , date:  "2015-08-16 03:27:53" },
  { height:  596134 , difficulty:  77961828 , date:  "2015-08-16 03:32:54" },
  { height:  596135 , difficulty:  77835779 , date:  "2015-08-16 03:44:07" },
  { height:  596136 , difficulty:  77873603 , date:  "2015-08-16 03:44:11" },
  { height:  596137 , difficulty:  77878825 , date:  "2015-08-16 03:44:20" },
  { height:  596138 , difficulty:  77825128 , date:  "2015-08-16 04:05:25" },
  { height:  596139 , difficulty:  78513931 , date:  "2015-08-16 04:05:27" },
  { height:  596140 , difficulty:  78506103 , date:  "2015-08-16 04:06:08" },
  { height:  596141 , difficulty:  78619281 , date:  "2015-08-16 04:06:59" },
  { height:  596142 , difficulty:  78578328 , date:  "2015-08-16 04:08:11" },
  { height:  596143 , difficulty:  78264115 , date:  "2015-08-16 04:08:33" },
  { height:  596144 , difficulty:  78365026 , date:  "2015-08-16 04:11:12" },
  { height:  596145 , difficulty:  78181159 , date:  "2015-08-16 04:18:03" },
  { height:  596146 , difficulty:  78223427 , date:  "2015-08-16 04:20:22" },
  { height:  596147 , difficulty:  78295538 , date:  "2015-08-16 04:28:56" },
  { height:  596148 , difficulty:  78138242 , date:  "2015-08-16 04:30:45" },
  { height:  596149 , difficulty:  78002519 , date:  "2015-08-16 04:33:41" },
  { height:  596150 , difficulty:  78230903 , date:  "2015-08-16 04:33:42" },
  { height:  596151 , difficulty:  77970596 , date:  "2015-08-16 04:35:05" },
  { height:  596152 , difficulty:  77903658 , date:  "2015-08-16 04:35:57" },
  { height:  596153 , difficulty:  78275203 , date:  "2015-08-16 04:36:03" },
  { height:  596154 , difficulty:  78291103 , date:  "2015-08-16 04:46:12" },
  { height:  596155 , difficulty:  78201598 , date:  "2015-08-16 04:46:13" },
  { height:  596156 , difficulty:  78261932 , date:  "2015-08-16 04:48:32" },
  { height:  596157 , difficulty:  78249930 , date:  "2015-08-16 04:50:55" },
  { height:  596158 , difficulty:  78473715 , date:  "2015-08-16 04:51:26" },
  { height:  596159 , difficulty:  78270137 , date:  "2015-08-16 05:14:33" },
  { height:  596160 , difficulty:  78293952 , date:  "2015-08-16 05:15:57" },
  { height:  596161 , difficulty:  78211861 , date:  "2015-08-16 05:20:49" },
  { height:  596162 , difficulty:  78368621 , date:  "2015-08-16 05:20:51" },
  { height:  596163 , difficulty:  78613841 , date:  "2015-08-16 05:24:15" },
  { height:  596164 , difficulty:  78552500 , date:  "2015-08-16 05:26:37" },
  { height:  596165 , difficulty:  78391594 , date:  "2015-08-16 05:34:49" },
  { height:  596166 , difficulty:  78350315 , date:  "2015-08-16 05:34:50" },
  { height:  596167 , difficulty:  78856782 , date:  "2015-08-16 05:36:22" },
  { height:  596168 , difficulty:  78735391 , date:  "2015-08-16 05:46:39" },
  { height:  596169 , difficulty:  79063842 , date:  "2015-08-16 05:47:04" },
  { height:  596170 , difficulty:  79215056 , date:  "2015-08-16 05:50:57" },
  { height:  596171 , difficulty:  79239843 , date:  "2015-08-16 05:51:01" },
  { height:  596172 , difficulty:  79259977 , date:  "2015-08-16 05:54:26" },
  { height:  596173 , difficulty:  79225492 , date:  "2015-08-16 05:56:53" },
  { height:  596174 , difficulty:  79358493 , date:  "2015-08-16 05:57:38" },
  { height:  596175 , difficulty:  79314143 , date:  "2015-08-16 05:58:54" },
  { height:  596176 , difficulty:  79252893 , date:  "2015-08-16 06:02:40" },
  { height:  596177 , difficulty:  79259426 , date:  "2015-08-16 06:02:46" },
  { height:  596178 , difficulty:  79314322 , date:  "2015-08-16 06:03:46" },
  { height:  596179 , difficulty:  79334584 , date:  "2015-08-16 06:06:32" },
  { height:  596180 , difficulty:  79331337 , date:  "2015-08-16 06:07:15" },
  { height:  596181 , difficulty:  79209767 , date:  "2015-08-16 06:10:22" },
  { height:  596182 , difficulty:  79096189 , date:  "2015-08-16 06:29:57" },
  { height:  596183 , difficulty:  79098255 , date:  "2015-08-16 06:29:58" },
  { height:  596184 , difficulty:  79133943 , date:  "2015-08-16 06:41:36" },
  { height:  596185 , difficulty:  79103975 , date:  "2015-08-16 06:41:43" },
  { height:  596186 , difficulty:  78857297 , date:  "2015-08-16 06:51:00" },
  { height:  596187 , difficulty:  79119904 , date:  "2015-08-16 06:52:15" },
  { height:  596188 , difficulty:  78747901 , date:  "2015-08-16 07:11:44" },
  { height:  596189 , difficulty:  78887662 , date:  "2015-08-16 07:17:07" },
  { height:  596190 , difficulty:  78794569 , date:  "2015-08-16 07:17:08" },
  { height:  596191 , difficulty:  78606052 , date:  "2015-08-16 07:20:51" },
  { height:  596192 , difficulty:  78980978 , date:  "2015-08-16 07:22:45" },
  { height:  596193 , difficulty:  78952640 , date:  "2015-08-16 07:23:20" },
  { height:  596194 , difficulty:  79088678 , date:  "2015-08-16 07:32:14" },
  { height:  596195 , difficulty:  79054571 , date:  "2015-08-16 07:36:11" },
  { height:  596196 , difficulty:  79079181 , date:  "2015-08-16 07:37:30" },
  { height:  596197 , difficulty:  79023185 , date:  "2015-08-16 07:41:41" },
  { height:  596198 , difficulty:  78461171 , date:  "2015-08-16 07:50:18" },
  { height:  596199 , difficulty:  78185807 , date:  "2015-08-16 07:50:21" },
  { height:  596200 , difficulty:  78289263 , date:  "2015-08-16 08:02:58" },
  { height:  596201 , difficulty:  78176634 , date:  "2015-08-16 08:03:00" },
  { height:  596202 , difficulty:  78339693 , date:  "2015-08-16 08:10:16" },
  { height:  596203 , difficulty:  78281241 , date:  "2015-08-16 08:10:21" },
  { height:  596204 , difficulty:  78297569 , date:  "2015-08-16 08:23:02" },
  { height:  596205 , difficulty:  77939008 , date:  "2015-08-16 08:27:27" },
  { height:  596206 , difficulty:  78144845 , date:  "2015-08-16 08:40:33" },
  { height:  596207 , difficulty:  78115428 , date:  "2015-08-16 08:45:20" },
  { height:  596208 , difficulty:  78087261 , date:  "2015-08-16 08:45:22" },
  { height:  596209 , difficulty:  78372522 , date:  "2015-08-16 08:45:27" },
  { height:  596210 , difficulty:  78214644 , date:  "2015-08-16 08:53:29" },
  { height:  596211 , difficulty:  78114288 , date:  "2015-08-16 09:00:58" },
  { height:  596212 , difficulty:  78263321 , date:  "2015-08-16 09:02:16" },
  { height:  596213 , difficulty:  78533635 , date:  "2015-08-16 09:06:18" },
  { height:  596214 , difficulty:  77862784 , date:  "2015-08-16 09:11:56" },
  { height:  596215 , difficulty:  78118768 , date:  "2015-08-16 09:13:41" },
  { height:  596216 , difficulty:  78144410 , date:  "2015-08-16 09:23:35" },
  { height:  596217 , difficulty:  78232130 , date:  "2015-08-16 09:29:43" },
  { height:  596218 , difficulty:  78197637 , date:  "2015-08-16 09:30:51" },
  { height:  596219 , difficulty:  78187519 , date:  "2015-08-16 09:30:56" },
  { height:  596220 , difficulty:  78133743 , date:  "2015-08-16 09:34:35" },
  { height:  596221 , difficulty:  78333394 , date:  "2015-08-16 09:34:56" },
  { height:  596222 , difficulty:  78538190 , date:  "2015-08-16 09:38:35" },
  { height:  596223 , difficulty:  78265469 , date:  "2015-08-16 09:50:45" },
  { height:  596224 , difficulty:  78392497 , date:  "2015-08-16 09:50:46" },
  { height:  596225 , difficulty:  78299559 , date:  "2015-08-16 10:03:50" },
  { height:  596226 , difficulty:  78347848 , date:  "2015-08-16 10:06:21" },
  { height:  596227 , difficulty:  78313116 , date:  "2015-08-16 10:10:06" },
  { height:  596228 , difficulty:  78590224 , date:  "2015-08-16 10:11:27" },
  { height:  596229 , difficulty:  78614518 , date:  "2015-08-16 10:27:13" },
  { height:  596230 , difficulty:  78353912 , date:  "2015-08-16 10:33:44" },
  { height:  596231 , difficulty:  78468235 , date:  "2015-08-16 10:35:21" },
  { height:  596232 , difficulty:  78483258 , date:  "2015-08-16 10:35:28" },
  { height:  596233 , difficulty:  78454045 , date:  "2015-08-16 10:52:31" },
  { height:  596234 , difficulty:  78441191 , date:  "2015-08-16 10:52:32" },
  { height:  596235 , difficulty:  78143950 , date:  "2015-08-16 11:06:27" },
  { height:  596236 , difficulty:  78101519 , date:  "2015-08-16 11:06:29" },
  { height:  596237 , difficulty:  78008808 , date:  "2015-08-16 11:11:57" },
  { height:  596238 , difficulty:  78213831 , date:  "2015-08-16 11:16:22" },
  { height:  596239 , difficulty:  78172371 , date:  "2015-08-16 11:16:25" },
  { height:  596240 , difficulty:  78173375 , date:  "2015-08-16 11:24:03" },
  { height:  596241 , difficulty:  78049529 , date:  "2015-08-16 11:27:09" },
  { height:  596242 , difficulty:  78280120 , date:  "2015-08-16 11:28:01" },
  { height:  596243 , difficulty:  78378713 , date:  "2015-08-16 11:39:13" },
  { height:  596244 , difficulty:  78052468 , date:  "2015-08-16 11:40:13" },
  { height:  596245 , difficulty:  78177249 , date:  "2015-08-16 11:46:57" },
  { height:  596246 , difficulty:  78130023 , date:  "2015-08-16 11:51:32" },
  { height:  596247 , difficulty:  78261860 , date:  "2015-08-16 11:55:48" },
  { height:  596248 , difficulty:  78156367 , date:  "2015-08-16 11:56:15" },
  { height:  596249 , difficulty:  78287748 , date:  "2015-08-16 12:11:53" },
  { height:  596250 , difficulty:  78427242 , date:  "2015-08-16 12:11:55" },
  { height:  596251 , difficulty:  78391931 , date:  "2015-08-16 12:17:38" },
  { height:  596252 , difficulty:  78317929 , date:  "2015-08-16 12:17:40" },
  { height:  596253 , difficulty:  78510276 , date:  "2015-08-16 12:24:47" },
  { height:  596254 , difficulty:  78490617 , date:  "2015-08-16 12:25:12" },
  { height:  596255 , difficulty:  79133717 , date:  "2015-08-16 12:38:42" },
  { height:  596256 , difficulty:  79341115 , date:  "2015-08-16 12:45:05" },
  { height:  596257 , difficulty:  79267420 , date:  "2015-08-16 12:49:09" },
  { height:  596258 , difficulty:  78632392 , date:  "2015-08-16 12:49:13" },
  { height:  596259 , difficulty:  78867940 , date:  "2015-08-16 12:49:26" },
  { height:  596260 , difficulty:  78561118 , date:  "2015-08-16 12:50:47" },
  { height:  596261 , difficulty:  78558244 , date:  "2015-08-16 13:02:32" },
  { height:  596262 , difficulty:  78366202 , date:  "2015-08-16 13:02:39" },
  { height:  596263 , difficulty:  78500481 , date:  "2015-08-16 13:19:33" },
  { height:  596264 , difficulty:  77910603 , date:  "2015-08-16 13:23:12" },
  { height:  596265 , difficulty:  77863614 , date:  "2015-08-16 13:23:16" },
  { height:  596266 , difficulty:  77862844 , date:  "2015-08-16 13:33:07" },
  { height:  596267 , difficulty:  77778278 , date:  "2015-08-16 13:33:10" },
  { height:  596268 , difficulty:  77884211 , date:  "2015-08-16 13:39:47" },
  { height:  596269 , difficulty:  77878747 , date:  "2015-08-16 13:39:51" },
  { height:  596270 , difficulty:  77799496 , date:  "2015-08-16 13:40:10" },
  { height:  596271 , difficulty:  78276748 , date:  "2015-08-16 13:54:07" },
  { height:  596272 , difficulty:  78236053 , date:  "2015-08-16 14:05:46" },
  { height:  596273 , difficulty:  78186137 , date:  "2015-08-16 14:10:45" },
  { height:  596274 , difficulty:  78488178 , date:  "2015-08-16 14:13:19" },
  { height:  596275 , difficulty:  78485721 , date:  "2015-08-16 14:13:22" },
  { height:  596276 , difficulty:  78110098 , date:  "2015-08-16 14:14:38" },
  { height:  596277 , difficulty:  78229827 , date:  "2015-08-16 14:18:21" },
  { height:  596278 , difficulty:  78009647 , date:  "2015-08-16 14:18:24" },
  { height:  596279 , difficulty:  78217008 , date:  "2015-08-16 14:22:57" },
  { height:  596280 , difficulty:  77814014 , date:  "2015-08-16 14:30:43" },
  { height:  596281 , difficulty:  77710624 , date:  "2015-08-16 14:36:19" },
  { height:  596282 , difficulty:  77311405 , date:  "2015-08-16 14:50:37" },
  { height:  596283 , difficulty:  77321631 , date:  "2015-08-16 14:50:50" },
  { height:  596284 , difficulty:  77560524 , date:  "2015-08-16 14:50:53" },
  { height:  596285 , difficulty:  77558764 , date:  "2015-08-16 14:59:09" },
  { height:  596286 , difficulty:  77599603 , date:  "2015-08-16 15:07:26" },
  { height:  596287 , difficulty:  77448446 , date:  "2015-08-16 15:09:16" },
  { height:  596288 , difficulty:  77408770 , date:  "2015-08-16 15:09:21" },
  { height:  596289 , difficulty:  77390790 , date:  "2015-08-16 15:15:01" },
  { height:  596290 , difficulty:  77216097 , date:  "2015-08-16 15:15:04" },
  { height:  596291 , difficulty:  77381958 , date:  "2015-08-16 15:15:59" },
  { height:  596292 , difficulty:  77077008 , date:  "2015-08-16 15:19:58" },
  { height:  596293 , difficulty:  76904590 , date:  "2015-08-16 15:23:35" },
  { height:  596294 , difficulty:  76952788 , date:  "2015-08-16 15:23:40" },
  { height:  596295 , difficulty:  76968444 , date:  "2015-08-16 15:29:15" },
  { height:  596296 , difficulty:  77008315 , date:  "2015-08-16 15:33:11" },
  { height:  596297 , difficulty:  77086199 , date:  "2015-08-16 15:36:00" },
  { height:  596298 , difficulty:  77115226 , date:  "2015-08-16 15:43:56" },
  { height:  596299 , difficulty:  76739308 , date:  "2015-08-16 15:46:15" },
  { height:  596300 , difficulty:  76845593 , date:  "2015-08-16 15:46:16" },
  { height:  596301 , difficulty:  76717345 , date:  "2015-08-16 15:54:25" },
  { height:  596302 , difficulty:  76773184 , date:  "2015-08-16 16:02:17" },
  { height:  596303 , difficulty:  76659639 , date:  "2015-08-16 16:04:07" },
  { height:  596304 , difficulty:  76647948 , date:  "2015-08-16 16:04:36" },
  { height:  596305 , difficulty:  76167704 , date:  "2015-08-16 16:10:36" },
  { height:  596306 , difficulty:  76039458 , date:  "2015-08-16 16:16:39" },
  { height:  596307 , difficulty:  75989866 , date:  "2015-08-16 16:18:55" },
  { height:  596308 , difficulty:  76042589 , date:  "2015-08-16 16:21:20" },
  { height:  596309 , difficulty:  75627732 , date:  "2015-08-16 16:21:24" },
  { height:  596310 , difficulty:  75677244 , date:  "2015-08-16 16:22:10" },
  { height:  596311 , difficulty:  75261224 , date:  "2015-08-16 16:25:30" },
  { height:  596312 , difficulty:  75355156 , date:  "2015-08-16 16:29:46" },
  { height:  596313 , difficulty:  75279589 , date:  "2015-08-16 16:30:56" },
  { height:  596314 , difficulty:  75680652 , date:  "2015-08-16 16:44:14" },
  { height:  596315 , difficulty:  75680274 , date:  "2015-08-16 16:44:47" },
  { height:  596316 , difficulty:  75449717 , date:  "2015-08-16 16:45:13" },
  { height:  596317 , difficulty:  75757680 , date:  "2015-08-16 16:50:36" },
  { height:  596318 , difficulty:  75843796 , date:  "2015-08-16 16:54:29" },
  { height:  596319 , difficulty:  75820858 , date:  "2015-08-16 16:58:10" },
  { height:  596320 , difficulty:  75789886 , date:  "2015-08-16 17:00:37" },
  { height:  596321 , difficulty:  75715138 , date:  "2015-08-16 17:03:28" },
  { height:  596322 , difficulty:  75630102 , date:  "2015-08-16 17:07:41" },
  { height:  596323 , difficulty:  75502828 , date:  "2015-08-16 17:21:44" },
  { height:  596324 , difficulty:  75651738 , date:  "2015-08-16 17:22:16" },
  { height:  596325 , difficulty:  75339625 , date:  "2015-08-16 17:25:36" },
  { height:  596326 , difficulty:  75340171 , date:  "2015-08-16 17:25:43" },
  { height:  596327 , difficulty:  75357960 , date:  "2015-08-16 17:27:09" },
  { height:  596328 , difficulty:  75750839 , date:  "2015-08-16 17:30:00" },
  { height:  596329 , difficulty:  75582999 , date:  "2015-08-16 17:41:06" },
  { height:  596330 , difficulty:  75566817 , date:  "2015-08-16 17:41:11" },
  { height:  596331 , difficulty:  75223011 , date:  "2015-08-16 17:46:02" },
  { height:  596332 , difficulty:  75913766 , date:  "2015-08-16 17:48:39" },
  { height:  596333 , difficulty:  75792005 , date:  "2015-08-16 18:00:45" },
  { height:  596334 , difficulty:  75797120 , date:  "2015-08-16 18:00:48" },
  { height:  596335 , difficulty:  76023604 , date:  "2015-08-16 18:04:05" },
  { height:  596336 , difficulty:  75978853 , date:  "2015-08-16 18:07:40" },
  { height:  596337 , difficulty:  75979856 , date:  "2015-08-16 18:16:53" },
  { height:  596338 , difficulty:  76096200 , date:  "2015-08-16 18:17:38" },
  { height:  596339 , difficulty:  75668064 , date:  "2015-08-16 18:37:50" },
  { height:  596340 , difficulty:  75919317 , date:  "2015-08-16 18:37:54" },
  { height:  596341 , difficulty:  75913568 , date:  "2015-08-16 18:39:52" },
  { height:  596342 , difficulty:  75659096 , date:  "2015-08-16 18:40:53" },
  { height:  596343 , difficulty:  75737068 , date:  "2015-08-16 18:48:51" },
  { height:  596344 , difficulty:  75554277 , date:  "2015-08-16 18:49:42" },
  { height:  596345 , difficulty:  75601160 , date:  "2015-08-16 19:03:55" },
  { height:  596346 , difficulty:  75586776 , date:  "2015-08-16 19:10:37" },
  { height:  596347 , difficulty:  75172101 , date:  "2015-08-16 19:14:42" },
  { height:  596348 , difficulty:  74823634 , date:  "2015-08-16 19:20:53" },
  { height:  596349 , difficulty:  74722218 , date:  "2015-08-16 19:20:56" },
  { height:  596350 , difficulty:  74647377 , date:  "2015-08-16 19:24:40" },
  { height:  596351 , difficulty:  74841112 , date:  "2015-08-16 19:28:40" },
  { height:  596352 , difficulty:  74870378 , date:  "2015-08-16 19:28:43" },
  { height:  596353 , difficulty:  74758244 , date:  "2015-08-16 19:36:35" },
  { height:  596354 , difficulty:  75333501 , date:  "2015-08-16 19:40:24" },
  { height:  596355 , difficulty:  75234096 , date:  "2015-08-16 19:41:04" },
  { height:  596356 , difficulty:  75156386 , date:  "2015-08-16 19:47:38" },
  { height:  596357 , difficulty:  74986347 , date:  "2015-08-16 19:51:50" },
  { height:  596358 , difficulty:  74908939 , date:  "2015-08-16 19:51:56" },
  { height:  596359 , difficulty:  74983708 , date:  "2015-08-16 19:54:11" },
  { height:  596360 , difficulty:  75022517 , date:  "2015-08-16 19:54:18" },
  { height:  596361 , difficulty:  74805243 , date:  "2015-08-16 20:04:40" },
  { height:  596362 , difficulty:  74617689 , date:  "2015-08-16 20:04:42" },
  { height:  596363 , difficulty:  74667016 , date:  "2015-08-16 20:09:51" },
  { height:  596364 , difficulty:  74659740 , date:  "2015-08-16 20:14:09" },
  { height:  596365 , difficulty:  74746931 , date:  "2015-08-16 20:29:17" },
  { height:  596366 , difficulty:  74758116 , date:  "2015-08-16 20:31:51" },
  { height:  596367 , difficulty:  74742088 , date:  "2015-08-16 20:37:57" },
  { height:  596368 , difficulty:  74744502 , date:  "2015-08-16 20:40:23" },
  { height:  596369 , difficulty:  74654932 , date:  "2015-08-16 20:44:13" },
  { height:  596370 , difficulty:  74672236 , date:  "2015-08-16 21:03:28" },
  { height:  596371 , difficulty:  74507000 , date:  "2015-08-16 21:05:25" },
  { height:  596372 , difficulty:  74476912 , date:  "2015-08-16 21:05:28" },
  { height:  596373 , difficulty:  74483866 , date:  "2015-08-16 21:17:19" },
  { height:  596374 , difficulty:  74249516 , date:  "2015-08-16 21:17:25" },
  { height:  596375 , difficulty:  74552578 , date:  "2015-08-16 21:25:42" },
  { height:  596376 , difficulty:  74597176 , date:  "2015-08-16 21:25:48" },
  { height:  596377 , difficulty:  74353572 , date:  "2015-08-16 21:31:11" },
  { height:  596378 , difficulty:  74393851 , date:  "2015-08-16 21:31:14" },
  { height:  596379 , difficulty:  74334243 , date:  "2015-08-16 21:35:03" },
  { height:  596380 , difficulty:  74374812 , date:  "2015-08-16 21:52:15" },
  { height:  596381 , difficulty:  74466136 , date:  "2015-08-16 21:55:43" },
  { height:  596382 , difficulty:  74506007 , date:  "2015-08-16 22:03:52" },
  { height:  596383 , difficulty:  74559404 , date:  "2015-08-16 22:14:03" },
  { height:  596384 , difficulty:  74732791 , date:  "2015-08-16 22:14:10" },
  { height:  596385 , difficulty:  74720906 , date:  "2015-08-16 22:22:24" },
  { height:  596386 , difficulty:  75247927 , date:  "2015-08-16 22:25:23" },
  { height:  596387 , difficulty:  75261784 , date:  "2015-08-16 22:25:28" },
  { height:  596388 , difficulty:  75222302 , date:  "2015-08-16 22:26:29" },
  { height:  596389 , difficulty:  75386440 , date:  "2015-08-16 22:27:39" },
  { height:  596390 , difficulty:  75539082 , date:  "2015-08-16 22:30:08" },
  { height:  596391 , difficulty:  75521361 , date:  "2015-08-16 22:31:44" },
  { height:  596392 , difficulty:  75648444 , date:  "2015-08-16 22:33:31" },
  { height:  596393 , difficulty:  75517370 , date:  "2015-08-16 22:38:21" },
  { height:  596394 , difficulty:  75735356 , date:  "2015-08-16 22:42:44" },
  { height:  596395 , difficulty:  75706530 , date:  "2015-08-16 22:52:14" },
  { height:  596396 , difficulty:  75624675 , date:  "2015-08-16 22:52:20" },
  { height:  596397 , difficulty:  76251608 , date:  "2015-08-16 22:59:52" },
  { height:  596398 , difficulty:  76113168 , date:  "2015-08-16 23:05:11" },
  { height:  596399 , difficulty:  75755000 , date:  "2015-08-16 23:05:16" },
  { height:  596400 , difficulty:  75936331 , date:  "2015-08-16 23:08:05" },
  { height:  596401 , difficulty:  76091924 , date:  "2015-08-16 23:11:19" },
  { height:  596402 , difficulty:  76090703 , date:  "2015-08-16 23:11:36" },
  { height:  596403 , difficulty:  76225765 , date:  "2015-08-16 23:12:47" },
  { height:  596404 , difficulty:  76132499 , date:  "2015-08-16 23:18:39" },
  { height:  596405 , difficulty:  76106086 , date:  "2015-08-16 23:18:46" },
  { height:  596406 , difficulty:  76179890 , date:  "2015-08-16 23:20:59" },
  { height:  596407 , difficulty:  76071973 , date:  "2015-08-16 23:22:28" },
  { height:  596408 , difficulty:  76080492 , date:  "2015-08-16 23:28:24" },
  { height:  596409 , difficulty:  75791660 , date:  "2015-08-16 23:39:41" },
  { height:  596410 , difficulty:  75914338 , date:  "2015-08-16 23:48:00" },
  { height:  596411 , difficulty:  75952456 , date:  "2015-08-16 23:53:30" },
  { height:  596412 , difficulty:  75949729 , date:  "2015-08-16 23:55:47" },
  { height:  596413 , difficulty:  75733265 , date:  "2015-08-17 00:00:50" },
  { height:  596414 , difficulty:  76286805 , date:  "2015-08-17 00:02:59" },
  { height:  596415 , difficulty:  75664971 , date:  "2015-08-17 00:03:00" },
  { height:  596416 , difficulty:  75875388 , date:  "2015-08-17 00:03:15" },
  { height:  596417 , difficulty:  75896001 , date:  "2015-08-17 00:03:20" },
  { height:  596418 , difficulty:  75940043 , date:  "2015-08-17 00:13:24" },
  { height:  596419 , difficulty:  75692483 , date:  "2015-08-17 00:13:31" },
  { height:  596420 , difficulty:  75825040 , date:  "2015-08-17 00:19:39" },
  { height:  596421 , difficulty:  75389528 , date:  "2015-08-17 00:19:44" },
  { height:  596422 , difficulty:  75264629 , date:  "2015-08-17 00:36:30" },
  { height:  596423 , difficulty:  75264184 , date:  "2015-08-17 00:36:34" },
  { height:  596424 , difficulty:  75277565 , date:  "2015-08-17 00:38:33" },
  { height:  596425 , difficulty:  75280281 , date:  "2015-08-17 00:38:42" },
  { height:  596426 , difficulty:  75160291 , date:  "2015-08-17 00:38:46" },
  { height:  596427 , difficulty:  75203225 , date:  "2015-08-17 00:40:32" },
  { height:  596428 , difficulty:  75319896 , date:  "2015-08-17 00:43:53" },
  { height:  596429 , difficulty:  75174483 , date:  "2015-08-17 00:44:13" },
  { height:  596430 , difficulty:  75054122 , date:  "2015-08-17 00:46:10" },
  { height:  596431 , difficulty:  75147317 , date:  "2015-08-17 00:46:14" },
  { height:  596432 , difficulty:  75225884 , date:  "2015-08-17 00:49:32" },
  { height:  596433 , difficulty:  75133322 , date:  "2015-08-17 00:49:37" },
  { height:  596434 , difficulty:  75256293 , date:  "2015-08-17 00:52:20" },
  { height:  596435 , difficulty:  75357921 , date:  "2015-08-17 00:55:37" },
  { height:  596436 , difficulty:  75670302 , date:  "2015-08-17 00:59:52" },
  { height:  596437 , difficulty:  75354810 , date:  "2015-08-17 01:06:35" },
  { height:  596438 , difficulty:  75480533 , date:  "2015-08-17 01:13:36" },
  { height:  596439 , difficulty:  75318041 , date:  "2015-08-17 01:13:38" },
  { height:  596440 , difficulty:  75300401 , date:  "2015-08-17 01:15:15" },
  { height:  596441 , difficulty:  75130851 , date:  "2015-08-17 01:20:12" },
  { height:  596442 , difficulty:  75047196 , date:  "2015-08-17 01:23:30" },
  { height:  596443 , difficulty:  75116598 , date:  "2015-08-17 01:27:17" },
  { height:  596444 , difficulty:  75161727 , date:  "2015-08-17 01:30:12" },
  { height:  596445 , difficulty:  75038955 , date:  "2015-08-17 01:33:40" },
  { height:  596446 , difficulty:  74639400 , date:  "2015-08-17 01:36:48" },
  { height:  596447 , difficulty:  74571997 , date:  "2015-08-17 01:44:04" },
  { height:  596448 , difficulty:  74797869 , date:  "2015-08-17 01:44:13" },
  { height:  596449 , difficulty:  74441949 , date:  "2015-08-17 01:45:17" },
  { height:  596450 , difficulty:  74433691 , date:  "2015-08-17 01:47:56" },
  { height:  596451 , difficulty:  74698055 , date:  "2015-08-17 01:50:20" },
  { height:  596452 , difficulty:  74885668 , date:  "2015-08-17 01:50:22" },
  { height:  596453 , difficulty:  75059847 , date:  "2015-08-17 02:04:38" },
  { height:  596454 , difficulty:  75048376 , date:  "2015-08-17 02:04:49" },
  { height:  596455 , difficulty:  75046645 , date:  "2015-08-17 02:24:53" },
  { height:  596456 , difficulty:  74562397 , date:  "2015-08-17 02:24:59" },
  { height:  596457 , difficulty:  74569862 , date:  "2015-08-17 02:31:30" },
  { height:  596458 , difficulty:  74322973 , date:  "2015-08-17 02:31:54" },
  { height:  596459 , difficulty:  74056981 , date:  "2015-08-17 02:36:35" },
  { height:  596460 , difficulty:  74388154 , date:  "2015-08-17 02:45:43" },
  { height:  596461 , difficulty:  74439438 , date:  "2015-08-17 02:47:06" },
  { height:  596462 , difficulty:  74381053 , date:  "2015-08-17 03:02:32" },
  { height:  596463 , difficulty:  74552865 , date:  "2015-08-17 03:02:37" },
  { height:  596464 , difficulty:  74514392 , date:  "2015-08-17 03:09:02" },
  { height:  596465 , difficulty:  74485412 , date:  "2015-08-17 03:10:30" },
  { height:  596466 , difficulty:  74464084 , date:  "2015-08-17 03:16:15" },
  { height:  596467 , difficulty:  74461286 , date:  "2015-08-17 03:19:25" },
  { height:  596468 , difficulty:  74503125 , date:  "2015-08-17 03:21:18" },
  { height:  596469 , difficulty:  74460932 , date:  "2015-08-17 03:24:28" },
  { height:  596470 , difficulty:  74630681 , date:  "2015-08-17 03:26:02" },
  { height:  596471 , difficulty:  74382126 , date:  "2015-08-17 03:37:56" },
  { height:  596472 , difficulty:  74384682 , date:  "2015-08-17 03:39:07" },
  { height:  596473 , difficulty:  74389942 , date:  "2015-08-17 03:39:10" },
  { height:  596474 , difficulty:  74234309 , date:  "2015-08-17 03:40:52" },
  { height:  596475 , difficulty:  74231288 , date:  "2015-08-17 03:45:47" },
  { height:  596476 , difficulty:  74200599 , date:  "2015-08-17 03:50:27" },
  { height:  596477 , difficulty:  74192041 , date:  "2015-08-17 03:51:11" },
  { height:  596478 , difficulty:  74180057 , date:  "2015-08-17 03:54:17" },
  { height:  596479 , difficulty:  74313765 , date:  "2015-08-17 03:59:56" },
  { height:  596480 , difficulty:  74172346 , date:  "2015-08-17 04:00:58" },
  { height:  596481 , difficulty:  74389073 , date:  "2015-08-17 04:01:02" },
  { height:  596482 , difficulty:  74321290 , date:  "2015-08-17 04:08:17" },
  { height:  596483 , difficulty:  74284106 , date:  "2015-08-17 04:11:20" },
  { height:  596484 , difficulty:  74246622 , date:  "2015-08-17 04:14:10" },
  { height:  596485 , difficulty:  74171515 , date:  "2015-08-17 04:17:10" },
  { height:  596486 , difficulty:  74053660 , date:  "2015-08-17 04:19:56" },
  { height:  596487 , difficulty:  74166524 , date:  "2015-08-17 04:30:27" },
  { height:  596488 , difficulty:  74210998 , date:  "2015-08-17 04:31:22" },
  { height:  596489 , difficulty:  74060191 , date:  "2015-08-17 04:37:01" },
  { height:  596490 , difficulty:  74527319 , date:  "2015-08-17 04:37:05" },
  { height:  596491 , difficulty:  74568842 , date:  "2015-08-17 04:42:52" },
  { height:  596492 , difficulty:  74700090 , date:  "2015-08-17 04:43:24" },
  { height:  596493 , difficulty:  74693809 , date:  "2015-08-17 05:01:52" },
  { height:  596494 , difficulty:  74432831 , date:  "2015-08-17 05:08:46" },
  { height:  596495 , difficulty:  74425880 , date:  "2015-08-17 05:22:22" },
  { height:  596496 , difficulty:  74247760 , date:  "2015-08-17 05:24:12" },
  { height:  596497 , difficulty:  74548829 , date:  "2015-08-17 05:26:07" },
  { height:  596498 , difficulty:  74078443 , date:  "2015-08-17 05:35:10" },
  { height:  596499 , difficulty:  74264118 , date:  "2015-08-17 05:39:06" },
  { height:  596500 , difficulty:  74282798 , date:  "2015-08-17 05:44:32" },
  { height:  596501 , difficulty:  74296976 , date:  "2015-08-17 05:54:23" },
  { height:  596502 , difficulty:  74288703 , date:  "2015-08-17 05:56:03" },
  { height:  596503 , difficulty:  74350012 , date:  "2015-08-17 05:57:35" },
  { height:  596504 , difficulty:  74300193 , date:  "2015-08-17 05:58:05" },
  { height:  596505 , difficulty:  74603500 , date:  "2015-08-17 05:59:57" },
  { height:  596506 , difficulty:  74544433 , date:  "2015-08-17 06:10:04" },
  { height:  596507 , difficulty:  74605582 , date:  "2015-08-17 06:10:16" },
  { height:  596508 , difficulty:  74501457 , date:  "2015-08-17 06:16:29" },
  { height:  596509 , difficulty:  74661448 , date:  "2015-08-17 06:19:48" },
  { height:  596510 , difficulty:  74844448 , date:  "2015-08-17 06:20:47" },
  { height:  596511 , difficulty:  74740246 , date:  "2015-08-17 06:22:53" },
  { height:  596512 , difficulty:  74747915 , date:  "2015-08-17 06:33:18" },
  { height:  596513 , difficulty:  74543680 , date:  "2015-08-17 06:49:33" },
  { height:  596514 , difficulty:  74460478 , date:  "2015-08-17 06:49:37" },
  { height:  596515 , difficulty:  74725423 , date:  "2015-08-17 07:08:13" },
  { height:  596516 , difficulty:  74739241 , date:  "2015-08-17 07:12:02" },
  { height:  596517 , difficulty:  74737273 , date:  "2015-08-17 07:12:07" },
  { height:  596518 , difficulty:  74923724 , date:  "2015-08-17 07:12:19" },
  { height:  596519 , difficulty:  74807288 , date:  "2015-08-17 07:17:38" },
  { height:  596520 , difficulty:  74780338 , date:  "2015-08-17 07:23:58" },
  { height:  596521 , difficulty:  75000438 , date:  "2015-08-17 07:30:43" },
  { height:  596522 , difficulty:  75458049 , date:  "2015-08-17 07:30:50" },
  { height:  596523 , difficulty:  75233826 , date:  "2015-08-17 07:48:10" },
  { height:  596524 , difficulty:  75297933 , date:  "2015-08-17 07:49:18" },
  { height:  596525 , difficulty:  75330605 , date:  "2015-08-17 07:52:20" },
  { height:  596526 , difficulty:  75383998 , date:  "2015-08-17 08:01:33" },
  { height:  596527 , difficulty:  75307782 , date:  "2015-08-17 08:01:36" },
  { height:  596528 , difficulty:  75455853 , date:  "2015-08-17 08:05:41" },
  { height:  596529 , difficulty:  75098041 , date:  "2015-08-17 08:05:50" },
  { height:  596530 , difficulty:  75359116 , date:  "2015-08-17 08:08:03" },
  { height:  596531 , difficulty:  74752484 , date:  "2015-08-17 08:08:07" },
  { height:  596532 , difficulty:  74894297 , date:  "2015-08-17 08:19:28" },
  { height:  596533 , difficulty:  74694879 , date:  "2015-08-17 08:19:31" },
  { height:  596534 , difficulty:  74727708 , date:  "2015-08-17 08:20:00" },
  { height:  596535 , difficulty:  74693857 , date:  "2015-08-17 08:24:18" },
  { height:  596536 , difficulty:  74589254 , date:  "2015-08-17 08:24:22" },
  { height:  596537 , difficulty:  74627347 , date:  "2015-08-17 08:28:26" },
  { height:  596538 , difficulty:  74296542 , date:  "2015-08-17 08:28:28" },
  { height:  596539 , difficulty:  74291725 , date:  "2015-08-17 08:31:50" },
  { height:  596540 , difficulty:  74286670 , date:  "2015-08-17 08:32:22" },
  { height:  596541 , difficulty:  74239945 , date:  "2015-08-17 08:36:40" },
  { height:  596542 , difficulty:  74339251 , date:  "2015-08-17 08:36:43" },
  { height:  596543 , difficulty:  74240047 , date:  "2015-08-17 08:38:28" },
  { height:  596544 , difficulty:  74187848 , date:  "2015-08-17 08:45:02" },
  { height:  596545 , difficulty:  74132353 , date:  "2015-08-17 08:45:07" },
  { height:  596546 , difficulty:  74187643 , date:  "2015-08-17 08:46:04" },
  { height:  596547 , difficulty:  74043351 , date:  "2015-08-17 08:54:09" },
  { height:  596548 , difficulty:  74092039 , date:  "2015-08-17 08:54:16" },
  { height:  596549 , difficulty:  74085681 , date:  "2015-08-17 09:05:48" },
  { height:  596550 , difficulty:  74054088 , date:  "2015-08-17 09:05:51" },
  { height:  596551 , difficulty:  74131626 , date:  "2015-08-17 09:14:22" },
  { height:  596552 , difficulty:  73989526 , date:  "2015-08-17 09:15:21" },
  { height:  596553 , difficulty:  73961467 , date:  "2015-08-17 09:16:33" },
  { height:  596554 , difficulty:  73993418 , date:  "2015-08-17 09:19:28" },
  { height:  596555 , difficulty:  74098813 , date:  "2015-08-17 09:22:59" },
  { height:  596556 , difficulty:  74064026 , date:  "2015-08-17 09:27:16" },
  { height:  596557 , difficulty:  74457360 , date:  "2015-08-17 09:30:02" },
  { height:  596558 , difficulty:  74367556 , date:  "2015-08-17 09:36:00" },
  { height:  596559 , difficulty:  74400488 , date:  "2015-08-17 09:36:04" },
  { height:  596560 , difficulty:  74355971 , date:  "2015-08-17 09:44:43" },
  { height:  596561 , difficulty:  74706244 , date:  "2015-08-17 09:51:46" },
  { height:  596562 , difficulty:  74974131 , date:  "2015-08-17 09:52:08" },
  { height:  596563 , difficulty:  74654012 , date:  "2015-08-17 09:52:14" },
  { height:  596564 , difficulty:  74993665 , date:  "2015-08-17 10:00:50" },
  { height:  596565 , difficulty:  74923742 , date:  "2015-08-17 10:09:45" },
  { height:  596566 , difficulty:  74917193 , date:  "2015-08-17 10:09:48" },
  { height:  596567 , difficulty:  74880983 , date:  "2015-08-17 10:15:36" },
  { height:  596568 , difficulty:  75022090 , date:  "2015-08-17 10:18:22" },
  { height:  596569 , difficulty:  74465301 , date:  "2015-08-17 10:20:50" },
  { height:  596570 , difficulty:  74327690 , date:  "2015-08-17 10:20:56" },
  { height:  596571 , difficulty:  73921919 , date:  "2015-08-17 10:24:20" },
  { height:  596572 , difficulty:  73887521 , date:  "2015-08-17 10:25:50" },
  { height:  596573 , difficulty:  73836131 , date:  "2015-08-17 10:39:42" },
  { height:  596574 , difficulty:  73863828 , date:  "2015-08-17 10:43:54" },
  { height:  596575 , difficulty:  73774468 , date:  "2015-08-17 10:54:30" },
  { height:  596576 , difficulty:  73700498 , date:  "2015-08-17 10:57:34" },
  { height:  596577 , difficulty:  73467043 , date:  "2015-08-17 10:59:56" },
  { height:  596578 , difficulty:  73492397 , date:  "2015-08-17 10:59:58" },
  { height:  596579 , difficulty:  73729058 , date:  "2015-08-17 11:03:08" },
  { height:  596580 , difficulty:  73708913 , date:  "2015-08-17 11:03:30" },
  { height:  596581 , difficulty:  73846959 , date:  "2015-08-17 11:06:01" },
  { height:  596582 , difficulty:  73784888 , date:  "2015-08-17 11:15:04" },
  { height:  596583 , difficulty:  73864095 , date:  "2015-08-17 11:23:07" },
  { height:  596584 , difficulty:  73756230 , date:  "2015-08-17 11:23:12" },
  { height:  596585 , difficulty:  74083458 , date:  "2015-08-17 11:27:46" },
  { height:  596586 , difficulty:  74162614 , date:  "2015-08-17 11:36:05" },
  { height:  596587 , difficulty:  74287295 , date:  "2015-08-17 11:36:07" },
  { height:  596588 , difficulty:  73975271 , date:  "2015-08-17 11:44:30" },
  { height:  596589 , difficulty:  73538912 , date:  "2015-08-17 11:44:36" },
  { height:  596590 , difficulty:  73571214 , date:  "2015-08-17 11:51:02" },
  { height:  596591 , difficulty:  73368214 , date:  "2015-08-17 11:51:17" },
  { height:  596592 , difficulty:  73251806 , date:  "2015-08-17 12:03:05" },
  { height:  596593 , difficulty:  73305692 , date:  "2015-08-17 12:09:43" },
  { height:  596594 , difficulty:  73539060 , date:  "2015-08-17 12:09:46" },
  { height:  596595 , difficulty:  73379605 , date:  "2015-08-17 12:09:59" },
  { height:  596596 , difficulty:  73257685 , date:  "2015-08-17 12:15:10" },
  { height:  596597 , difficulty:  73159858 , date:  "2015-08-17 12:21:03" },
  { height:  596598 , difficulty:  73170990 , date:  "2015-08-17 12:24:19" },
  { height:  596599 , difficulty:  72851315 , date:  "2015-08-17 12:35:05" },
  { height:  596600 , difficulty:  72862081 , date:  "2015-08-17 12:46:58" },
  { height:  596601 , difficulty:  73001635 , date:  "2015-08-17 12:46:59" },
  { height:  596602 , difficulty:  72735984 , date:  "2015-08-17 12:54:12" },
  { height:  596603 , difficulty:  72752847 , date:  "2015-08-17 12:59:15" },
  { height:  596604 , difficulty:  72656954 , date:  "2015-08-17 13:02:34" },
  { height:  596605 , difficulty:  72670395 , date:  "2015-08-17 13:03:11" },
  { height:  596606 , difficulty:  72768601 , date:  "2015-08-17 13:11:09" },
  { height:  596607 , difficulty:  72762751 , date:  "2015-08-17 13:11:14" },
  { height:  596608 , difficulty:  72611051 , date:  "2015-08-17 13:13:13" },
  { height:  596609 , difficulty:  72606098 , date:  "2015-08-17 13:16:03" },
  { height:  596610 , difficulty:  72626790 , date:  "2015-08-17 13:18:13" },
  { height:  596611 , difficulty:  72586706 , date:  "2015-08-17 13:18:15" },
  { height:  596612 , difficulty:  72578425 , date:  "2015-08-17 13:20:24" },
  { height:  596613 , difficulty:  72668703 , date:  "2015-08-17 13:20:48" },
  { height:  596614 , difficulty:  72660461 , date:  "2015-08-17 13:35:14" },
  { height:  596615 , difficulty:  72584683 , date:  "2015-08-17 13:36:17" },
  { height:  596616 , difficulty:  72574974 , date:  "2015-08-17 13:38:42" },
  { height:  596617 , difficulty:  72793348 , date:  "2015-08-17 13:45:27" },
  { height:  596618 , difficulty:  72851941 , date:  "2015-08-17 13:45:33" },
  { height:  596619 , difficulty:  72798331 , date:  "2015-08-17 13:49:40" },
  { height:  596620 , difficulty:  72640355 , date:  "2015-08-17 14:03:21" },
  { height:  596621 , difficulty:  72759477 , date:  "2015-08-17 14:03:22" },
  { height:  596622 , difficulty:  72822648 , date:  "2015-08-17 14:15:01" },
  { height:  596623 , difficulty:  72632723 , date:  "2015-08-17 14:16:39" },
  { height:  596624 , difficulty:  73047836 , date:  "2015-08-17 14:17:12" },
  { height:  596625 , difficulty:  72709586 , date:  "2015-08-17 14:26:33" },
  { height:  596626 , difficulty:  73298302 , date:  "2015-08-17 14:30:46" },
  { height:  596627 , difficulty:  73043315 , date:  "2015-08-17 14:36:19" },
  { height:  596628 , difficulty:  73034557 , date:  "2015-08-17 14:42:40" },
  { height:  596629 , difficulty:  72992951 , date:  "2015-08-17 14:42:46" },
  { height:  596630 , difficulty:  73141727 , date:  "2015-08-17 14:48:32" },
  { height:  596631 , difficulty:  73030538 , date:  "2015-08-17 15:00:47" },
  { height:  596632 , difficulty:  73126704 , date:  "2015-08-17 15:03:11" },
  { height:  596633 , difficulty:  73151201 , date:  "2015-08-17 15:11:00" },
  { height:  596634 , difficulty:  72970590 , date:  "2015-08-17 15:17:42" },
  { height:  596635 , difficulty:  73170862 , date:  "2015-08-17 15:17:44" },
  { height:  596636 , difficulty:  72913051 , date:  "2015-08-17 15:24:18" },
  { height:  596637 , difficulty:  73063689 , date:  "2015-08-17 15:24:25" },
  { height:  596638 , difficulty:  73161103 , date:  "2015-08-17 15:38:15" },
  { height:  596639 , difficulty:  73151006 , date:  "2015-08-17 15:38:21" },
  { height:  596640 , difficulty:  73212154 , date:  "2015-08-17 15:38:24" },
  { height:  596641 , difficulty:  73100261 , date:  "2015-08-17 15:39:32" },
  { height:  596642 , difficulty:  73185110 , date:  "2015-08-17 15:48:38" },
  { height:  596643 , difficulty:  73266501 , date:  "2015-08-17 15:49:29" },
  { height:  596644 , difficulty:  73237901 , date:  "2015-08-17 16:01:14" },
  { height:  596645 , difficulty:  73516682 , date:  "2015-08-17 16:01:50" },
  { height:  596646 , difficulty:  73505793 , date:  "2015-08-17 16:06:42" },
  { height:  596647 , difficulty:  73461556 , date:  "2015-08-17 16:08:21" },
  { height:  596648 , difficulty:  73406655 , date:  "2015-08-17 16:08:25" },
  { height:  596649 , difficulty:  73025417 , date:  "2015-08-17 16:14:20" },
  { height:  596650 , difficulty:  72909097 , date:  "2015-08-17 16:15:41" },
  { height:  596651 , difficulty:  72595315 , date:  "2015-08-17 16:30:33" },
  { height:  596652 , difficulty:  72507276 , date:  "2015-08-17 16:30:43" },
  { height:  596653 , difficulty:  72454637 , date:  "2015-08-17 16:30:54" },
  { height:  596654 , difficulty:  72452769 , date:  "2015-08-17 16:33:08" },
  { height:  596655 , difficulty:  72571544 , date:  "2015-08-17 16:34:08" },
  { height:  596656 , difficulty:  72881828 , date:  "2015-08-17 16:37:24" },
  { height:  596657 , difficulty:  73570242 , date:  "2015-08-17 16:41:41" },
  { height:  596658 , difficulty:  73297579 , date:  "2015-08-17 17:17:13" },
  { height:  596659 , difficulty:  73118807 , date:  "2015-08-17 17:17:29" },
  { height:  596660 , difficulty:  73255463 , date:  "2015-08-17 17:25:20" },
  { height:  596661 , difficulty:  73241067 , date:  "2015-08-17 17:33:43" },
  { height:  596662 , difficulty:  73051606 , date:  "2015-08-17 17:38:51" },
  { height:  596663 , difficulty:  73209688 , date:  "2015-08-17 17:39:57" },
  { height:  596664 , difficulty:  72958443 , date:  "2015-08-17 17:42:34" },
  { height:  596665 , difficulty:  73049271 , date:  "2015-08-17 17:53:01" },
  { height:  596666 , difficulty:  72855352 , date:  "2015-08-17 17:54:29" },
  { height:  596667 , difficulty:  72956570 , date:  "2015-08-17 18:04:51" },
  { height:  596668 , difficulty:  72662993 , date:  "2015-08-17 18:18:40" },
  { height:  596669 , difficulty:  73040520 , date:  "2015-08-17 18:23:13" },
  { height:  596670 , difficulty:  73028200 , date:  "2015-08-17 18:23:20" },
  { height:  596671 , difficulty:  73124152 , date:  "2015-08-17 18:24:18" },
  { height:  596672 , difficulty:  73137898 , date:  "2015-08-17 18:27:01" },
  { height:  596673 , difficulty:  72987751 , date:  "2015-08-17 18:34:02" },
  { height:  596674 , difficulty:  73340225 , date:  "2015-08-17 18:43:13" },
  { height:  596675 , difficulty:  73017231 , date:  "2015-08-17 18:44:56" },
  { height:  596676 , difficulty:  73153517 , date:  "2015-08-17 18:45:43" },
  { height:  596677 , difficulty:  73140853 , date:  "2015-08-17 18:51:49" },
  { height:  596678 , difficulty:  72986166 , date:  "2015-08-17 18:55:59" },
  { height:  596679 , difficulty:  73097400 , date:  "2015-08-17 18:59:21" },
  { height:  596680 , difficulty:  72990539 , date:  "2015-08-17 18:59:43" },
  { height:  596681 , difficulty:  73144179 , date:  "2015-08-17 19:06:24" },
  { height:  596682 , difficulty:  72900466 , date:  "2015-08-17 19:11:49" },
  { height:  596683 , difficulty:  73066028 , date:  "2015-08-17 19:16:47" },
  { height:  596684 , difficulty:  73443936 , date:  "2015-08-17 19:16:49" },
  { height:  596685 , difficulty:  73577920 , date:  "2015-08-17 19:19:49" },
  { height:  596686 , difficulty:  73624456 , date:  "2015-08-17 19:27:09" },
  { height:  596687 , difficulty:  73610030 , date:  "2015-08-17 19:29:56" },
  { height:  596688 , difficulty:  73541030 , date:  "2015-08-17 19:34:40" },
  { height:  596689 , difficulty:  73593349 , date:  "2015-08-17 19:36:00" },
  { height:  596690 , difficulty:  73229728 , date:  "2015-08-17 19:41:23" },
  { height:  596691 , difficulty:  73185467 , date:  "2015-08-17 19:46:32" },
  { height:  596692 , difficulty:  73128430 , date:  "2015-08-17 19:55:30" },
  { height:  596693 , difficulty:  73063740 , date:  "2015-08-17 19:58:42" },
  { height:  596694 , difficulty:  73048244 , date:  "2015-08-17 20:10:13" },
  { height:  596695 , difficulty:  73160544 , date:  "2015-08-17 20:10:19" },
  { height:  596696 , difficulty:  72980217 , date:  "2015-08-17 20:10:34" },
  { height:  596697 , difficulty:  72967176 , date:  "2015-08-17 20:13:46" },
  { height:  596698 , difficulty:  72661940 , date:  "2015-08-17 20:32:36" },
  { height:  596699 , difficulty:  72659011 , date:  "2015-08-17 20:47:46" },
  { height:  596700 , difficulty:  72687125 , date:  "2015-08-17 20:47:50" },
  { height:  596701 , difficulty:  72627445 , date:  "2015-08-17 20:48:12" },
  { height:  596702 , difficulty:  72497169 , date:  "2015-08-17 20:52:58" },
  { height:  596703 , difficulty:  72383706 , date:  "2015-08-17 20:59:24" },
  { height:  596704 , difficulty:  72234769 , date:  "2015-08-17 21:03:52" },
  { height:  596705 , difficulty:  72347171 , date:  "2015-08-17 21:03:56" },
  { height:  596706 , difficulty:  72171448 , date:  "2015-08-17 21:04:15" },
  { height:  596707 , difficulty:  71867278 , date:  "2015-08-17 21:06:59" },
  { height:  596708 , difficulty:  71889884 , date:  "2015-08-17 21:09:31" },
  { height:  596709 , difficulty:  71881334 , date:  "2015-08-17 21:15:17" },
  { height:  596710 , difficulty:  71758683 , date:  "2015-08-17 21:21:10" },
  { height:  596711 , difficulty:  71977104 , date:  "2015-08-17 21:22:39" },
  { height:  596712 , difficulty:  71884376 , date:  "2015-08-17 21:22:42" },
  { height:  596713 , difficulty:  71870764 , date:  "2015-08-17 21:29:08" },
  { height:  596714 , difficulty:  71518793 , date:  "2015-08-17 21:30:21" },
  { height:  596715 , difficulty:  71506112 , date:  "2015-08-17 21:31:35" },
  { height:  596716 , difficulty:  71674856 , date:  "2015-08-17 21:38:20" },
  { height:  596717 , difficulty:  71633818 , date:  "2015-08-17 21:53:52" },
  { height:  596718 , difficulty:  71699598 , date:  "2015-08-17 21:54:20" },
  { height:  596719 , difficulty:  71666040 , date:  "2015-08-17 21:59:58" },
  { height:  596720 , difficulty:  71438049 , date:  "2015-08-17 22:02:56" },
  { height:  596721 , difficulty:  71734487 , date:  "2015-08-17 22:13:57" },
  { height:  596722 , difficulty:  71609904 , date:  "2015-08-17 22:27:44" },
  { height:  596723 , difficulty:  71556046 , date:  "2015-08-17 22:32:36" },
  { height:  596724 , difficulty:  71736949 , date:  "2015-08-17 22:32:40" },
  { height:  596725 , difficulty:  71569181 , date:  "2015-08-17 22:35:56" },
  { height:  596726 , difficulty:  71572213 , date:  "2015-08-17 22:35:58" },
  { height:  596727 , difficulty:  71196545 , date:  "2015-08-17 22:43:13" },
  { height:  596728 , difficulty:  71669033 , date:  "2015-08-17 22:45:50" },
  { height:  596729 , difficulty:  72059473 , date:  "2015-08-17 22:59:48" },
  { height:  596730 , difficulty:  71986103 , date:  "2015-08-17 22:59:49" },
  { height:  596731 , difficulty:  72068406 , date:  "2015-08-17 23:00:49" },
  { height:  596732 , difficulty:  72149452 , date:  "2015-08-17 23:01:52" },
  { height:  596733 , difficulty:  72442663 , date:  "2015-08-17 23:01:56" },
  { height:  596734 , difficulty:  71541576 , date:  "2015-08-17 23:03:23" },
  { height:  596735 , difficulty:  71525262 , date:  "2015-08-17 23:12:07" },
  { height:  596736 , difficulty:  71369202 , date:  "2015-08-17 23:12:13" },
  { height:  596737 , difficulty:  71178682 , date:  "2015-08-17 23:13:23" },
  { height:  596738 , difficulty:  71089066 , date:  "2015-08-17 23:13:53" },
  { height:  596739 , difficulty:  71061623 , date:  "2015-08-17 23:20:30" },
  { height:  596740 , difficulty:  70984420 , date:  "2015-08-17 23:21:39" },
  { height:  596741 , difficulty:  70811647 , date:  "2015-08-17 23:26:06" },
  { height:  596742 , difficulty:  71052596 , date:  "2015-08-17 23:47:45" },
  { height:  596743 , difficulty:  70823678 , date:  "2015-08-17 23:56:17" },
  { height:  596744 , difficulty:  70598523 , date:  "2015-08-17 23:56:57" },
  { height:  596745 , difficulty:  70509785 , date:  "2015-08-18 00:03:09" },
  { height:  596746 , difficulty:  70534788 , date:  "2015-08-18 00:03:12" },
  { height:  596747 , difficulty:  70637701 , date:  "2015-08-18 00:03:58" },
  { height:  596748 , difficulty:  70697444 , date:  "2015-08-18 00:04:52" },
  { height:  596749 , difficulty:  70498873 , date:  "2015-08-18 00:04:58" },
  { height:  596750 , difficulty:  70564606 , date:  "2015-08-18 00:05:37" },
  { height:  596751 , difficulty:  70570726 , date:  "2015-08-18 00:09:00" },
  { height:  596752 , difficulty:  70544133 , date:  "2015-08-18 00:09:06" },
  { height:  596753 , difficulty:  70546202 , date:  "2015-08-18 00:15:08" },
  { height:  596754 , difficulty:  70503773 , date:  "2015-08-18 00:15:10" },
  { height:  596755 , difficulty:  70407433 , date:  "2015-08-18 00:17:21" },
  { height:  596756 , difficulty:  70421296 , date:  "2015-08-18 00:27:36" },
  { height:  596757 , difficulty:  70259876 , date:  "2015-08-18 00:27:49" },
  { height:  596758 , difficulty:  70396412 , date:  "2015-08-18 00:28:06" },
  { height:  596759 , difficulty:  70342300 , date:  "2015-08-18 00:28:15" },
  { height:  596760 , difficulty:  70557915 , date:  "2015-08-18 00:30:49" },
  { height:  596761 , difficulty:  70471658 , date:  "2015-08-18 00:31:49" },
  { height:  596762 , difficulty:  70276831 , date:  "2015-08-18 00:35:45" },
  { height:  596763 , difficulty:  70260032 , date:  "2015-08-18 00:36:32" },
  { height:  596764 , difficulty:  70267119 , date:  "2015-08-18 00:41:37" },
  { height:  596765 , difficulty:  70330269 , date:  "2015-08-18 00:45:59" },
  { height:  596766 , difficulty:  70178426 , date:  "2015-08-18 00:49:29" },
  { height:  596767 , difficulty:  70136137 , date:  "2015-08-18 00:59:43" },
  { height:  596768 , difficulty:  69998231 , date:  "2015-08-18 00:59:49" },
  { height:  596769 , difficulty:  69984758 , date:  "2015-08-18 01:00:42" },
  { height:  596770 , difficulty:  69719103 , date:  "2015-08-18 01:15:15" },
  { height:  596771 , difficulty:  69720010 , date:  "2015-08-18 01:25:13" },
  { height:  596772 , difficulty:  69751299 , date:  "2015-08-18 01:27:27" },
  { height:  596773 , difficulty:  69940345 , date:  "2015-08-18 01:28:07" },
  { height:  596774 , difficulty:  69733260 , date:  "2015-08-18 01:33:23" },
  { height:  596775 , difficulty:  69420040 , date:  "2015-08-18 01:43:33" },
  { height:  596776 , difficulty:  69409249 , date:  "2015-08-18 02:00:14" },
  { height:  596777 , difficulty:  69500541 , date:  "2015-08-18 02:00:53" },
  { height:  596778 , difficulty:  69411548 , date:  "2015-08-18 02:00:55" },
  { height:  596779 , difficulty:  69304498 , date:  "2015-08-18 02:01:26" },
  { height:  596780 , difficulty:  69309854 , date:  "2015-08-18 02:01:27" },
  { height:  596781 , difficulty:  69465410 , date:  "2015-08-18 02:10:18" },
  { height:  596782 , difficulty:  69448483 , date:  "2015-08-18 02:10:40" },
  { height:  596783 , difficulty:  69435988 , date:  "2015-08-18 02:15:40" },
  { height:  596784 , difficulty:  69417725 , date:  "2015-08-18 02:18:41" },
  { height:  596785 , difficulty:  69458248 , date:  "2015-08-18 02:18:55" },
  { height:  596786 , difficulty:  69293529 , date:  "2015-08-18 02:24:07" },
  { height:  596787 , difficulty:  69550915 , date:  "2015-08-18 02:25:36" },
  { height:  596788 , difficulty:  69541290 , date:  "2015-08-18 02:25:56" },
  { height:  596789 , difficulty:  69437036 , date:  "2015-08-18 02:28:20" },
  { height:  596790 , difficulty:  69567797 , date:  "2015-08-18 02:37:15" },
  { height:  596791 , difficulty:  69542390 , date:  "2015-08-18 02:40:02" },
  { height:  596792 , difficulty:  69377704 , date:  "2015-08-18 02:40:07" },
  { height:  596793 , difficulty:  69066141 , date:  "2015-08-18 02:40:49" },
  { height:  596794 , difficulty:  69072889 , date:  "2015-08-18 02:45:23" },
  { height:  596795 , difficulty:  69069898 , date:  "2015-08-18 02:45:27" },
  { height:  596796 , difficulty:  69026644 , date:  "2015-08-18 02:45:55" },
  { height:  596797 , difficulty:  69279485 , date:  "2015-08-18 02:45:59" },
  { height:  596798 , difficulty:  69132920 , date:  "2015-08-18 02:47:20" },
  { height:  596799 , difficulty:  68994930 , date:  "2015-08-18 02:48:09" },
  { height:  596800 , difficulty:  69208635 , date:  "2015-08-18 02:54:23" },
  { height:  596801 , difficulty:  69113930 , date:  "2015-08-18 03:01:12" },
  { height:  596802 , difficulty:  69239493 , date:  "2015-08-18 03:01:16" },
  { height:  596803 , difficulty:  69036253 , date:  "2015-08-18 03:05:48" },
  { height:  596804 , difficulty:  69363916 , date:  "2015-08-18 03:06:12" },
  { height:  596805 , difficulty:  68986034 , date:  "2015-08-18 03:06:18" },
  { height:  596806 , difficulty:  69091901 , date:  "2015-08-18 03:07:30" },
  { height:  596807 , difficulty:  69102578 , date:  "2015-08-18 03:13:33" },
  { height:  596808 , difficulty:  69066541 , date:  "2015-08-18 03:16:29" },
  { height:  596809 , difficulty:  69189116 , date:  "2015-08-18 03:27:03" },
  { height:  596810 , difficulty:  69439406 , date:  "2015-08-18 03:27:08" },
  { height:  596811 , difficulty:  69198908 , date:  "2015-08-18 03:30:31" },
  { height:  596812 , difficulty:  69190250 , date:  "2015-08-18 03:38:03" },
  { height:  596813 , difficulty:  69712457 , date:  "2015-08-18 03:43:10" },
  { height:  596814 , difficulty:  69688415 , date:  "2015-08-18 03:46:30" },
  { height:  596815 , difficulty:  69517559 , date:  "2015-08-18 04:04:09" },
  { height:  596816 , difficulty:  69497751 , date:  "2015-08-18 04:04:13" },
  { height:  596817 , difficulty:  69398851 , date:  "2015-08-18 04:05:13" },
  { height:  596818 , difficulty:  68823910 , date:  "2015-08-18 04:05:13" },
  { height:  596819 , difficulty:  68658171 , date:  "2015-08-18 04:06:09" },
  { height:  596820 , difficulty:  68808694 , date:  "2015-08-18 04:10:24" },
  { height:  596821 , difficulty:  68695051 , date:  "2015-08-18 04:12:49" },
  { height:  596822 , difficulty:  68906969 , date:  "2015-08-18 04:17:30" },
  { height:  596823 , difficulty:  68923175 , date:  "2015-08-18 04:19:14" },
  { height:  596824 , difficulty:  68965655 , date:  "2015-08-18 04:21:46" },
  { height:  596825 , difficulty:  68951610 , date:  "2015-08-18 04:21:49" },
  { height:  596826 , difficulty:  68959632 , date:  "2015-08-18 04:23:15" },
  { height:  596827 , difficulty:  68881991 , date:  "2015-08-18 04:30:16" },
  { height:  596828 , difficulty:  68870156 , date:  "2015-08-18 04:32:27" },
  { height:  596829 , difficulty:  68966953 , date:  "2015-08-18 04:34:24" },
  { height:  596830 , difficulty:  68954710 , date:  "2015-08-18 04:42:56" },
  { height:  596831 , difficulty:  68946191 , date:  "2015-08-18 04:43:04" },
  { height:  596832 , difficulty:  68726948 , date:  "2015-08-18 04:49:10" },
  { height:  596833 , difficulty:  68722270 , date:  "2015-08-18 04:55:29" },
  { height:  596834 , difficulty:  69315150 , date:  "2015-08-18 05:01:10" },
  { height:  596835 , difficulty:  69336304 , date:  "2015-08-18 05:01:14" },
  { height:  596836 , difficulty:  69386056 , date:  "2015-08-18 05:03:41" },
  { height:  596837 , difficulty:  69347977 , date:  "2015-08-18 05:19:02" },
  { height:  596838 , difficulty:  69320837 , date:  "2015-08-18 05:19:21" },
  { height:  596839 , difficulty:  69350409 , date:  "2015-08-18 05:19:24" },
  { height:  596840 , difficulty:  69421402 , date:  "2015-08-18 05:23:15" },
  { height:  596841 , difficulty:  69292477 , date:  "2015-08-18 05:23:51" },
  { height:  596842 , difficulty:  69226538 , date:  "2015-08-18 05:23:55" },
  { height:  596843 , difficulty:  69214607 , date:  "2015-08-18 05:47:45" },
  { height:  596844 , difficulty:  69209075 , date:  "2015-08-18 05:54:53" },
  { height:  596845 , difficulty:  69274991 , date:  "2015-08-18 05:55:13" },
  { height:  596846 , difficulty:  68875097 , date:  "2015-08-18 06:09:04" },
  { height:  596847 , difficulty:  68687686 , date:  "2015-08-18 06:09:08" },
  { height:  596848 , difficulty:  68678870 , date:  "2015-08-18 06:19:17" },
  { height:  596849 , difficulty:  68666631 , date:  "2015-08-18 06:19:18" },
  { height:  596850 , difficulty:  68546917 , date:  "2015-08-18 06:22:41" },
  { height:  596851 , difficulty:  68364524 , date:  "2015-08-18 06:28:48" },
  { height:  596852 , difficulty:  67919736 , date:  "2015-08-18 06:28:50" },
  { height:  596853 , difficulty:  67913865 , date:  "2015-08-18 06:30:28" },
  { height:  596854 , difficulty:  67969263 , date:  "2015-08-18 06:35:13" },
  { height:  596855 , difficulty:  67959197 , date:  "2015-08-18 06:36:28" },
  { height:  596856 , difficulty:  68024218 , date:  "2015-08-18 06:37:17" },
  { height:  596857 , difficulty:  68288153 , date:  "2015-08-18 06:39:02" },
  { height:  596858 , difficulty:  68264305 , date:  "2015-08-18 06:41:30" },
  { height:  596859 , difficulty:  68422689 , date:  "2015-08-18 06:41:35" },
  { height:  596860 , difficulty:  68332061 , date:  "2015-08-18 06:43:49" },
  { height:  596861 , difficulty:  68554771 , date:  "2015-08-18 06:49:38" },
  { height:  596862 , difficulty:  68436045 , date:  "2015-08-18 06:53:10" },
  { height:  596863 , difficulty:  68896771 , date:  "2015-08-18 06:53:14" },
  { height:  596864 , difficulty:  69016726 , date:  "2015-08-18 06:54:27" },
  { height:  596865 , difficulty:  68938801 , date:  "2015-08-18 06:56:14" },
  { height:  596866 , difficulty:  68786808 , date:  "2015-08-18 07:09:51" },
  { height:  596867 , difficulty:  68748878 , date:  "2015-08-18 07:15:20" },
  { height:  596868 , difficulty:  68747366 , date:  "2015-08-18 07:30:12" },
  { height:  596869 , difficulty:  68949654 , date:  "2015-08-18 07:30:13" },
  { height:  596870 , difficulty:  68917811 , date:  "2015-08-18 07:38:04" },
  { height:  596871 , difficulty:  68935629 , date:  "2015-08-18 07:38:43" },
  { height:  596872 , difficulty:  69019299 , date:  "2015-08-18 07:42:39" },
  { height:  596873 , difficulty:  69234150 , date:  "2015-08-18 07:42:42" },
  { height:  596874 , difficulty:  69185172 , date:  "2015-08-18 07:48:12" },
  { height:  596875 , difficulty:  69488935 , date:  "2015-08-18 08:03:15" },
  { height:  596876 , difficulty:  69307436 , date:  "2015-08-18 08:03:24" },
  { height:  596877 , difficulty:  69305213 , date:  "2015-08-18 08:04:09" },
  { height:  596878 , difficulty:  69291595 , date:  "2015-08-18 08:12:29" },
  { height:  596879 , difficulty:  69497498 , date:  "2015-08-18 08:12:31" },
  { height:  596880 , difficulty:  69593188 , date:  "2015-08-18 08:13:19" },
  { height:  596881 , difficulty:  69934179 , date:  "2015-08-18 08:16:04" },
  { height:  596882 , difficulty:  70018557 , date:  "2015-08-18 08:16:05" },
  { height:  596883 , difficulty:  69839128 , date:  "2015-08-18 08:22:06" },
  { height:  596884 , difficulty:  69746513 , date:  "2015-08-18 08:22:49" },
  { height:  596885 , difficulty:  69663181 , date:  "2015-08-18 08:25:33" },
  { height:  596886 , difficulty:  69852017 , date:  "2015-08-18 08:40:05" },
  { height:  596887 , difficulty:  69780681 , date:  "2015-08-18 08:40:09" },
  { height:  596888 , difficulty:  69670323 , date:  "2015-08-18 08:54:10" },
  { height:  596889 , difficulty:  69671653 , date:  "2015-08-18 08:54:30" },
  { height:  596890 , difficulty:  69615231 , date:  "2015-08-18 08:54:35" },
  { height:  596891 , difficulty:  69391052 , date:  "2015-08-18 09:00:22" },
  { height:  596892 , difficulty:  69542172 , date:  "2015-08-18 09:14:08" },
  { height:  596893 , difficulty:  69532023 , date:  "2015-08-18 09:14:10" },
  { height:  596894 , difficulty:  69519629 , date:  "2015-08-18 09:14:25" },
  { height:  596895 , difficulty:  69578792 , date:  "2015-08-18 09:22:07" },
  { height:  596896 , difficulty:  69457696 , date:  "2015-08-18 09:22:09" },
  { height:  596897 , difficulty:  69475820 , date:  "2015-08-18 09:28:43" },
  { height:  596898 , difficulty:  69665268 , date:  "2015-08-18 09:28:44" },
  { height:  596899 , difficulty:  69603478 , date:  "2015-08-18 09:31:57" },
  { height:  596900 , difficulty:  69877646 , date:  "2015-08-18 09:31:59" },
  { height:  596901 , difficulty:  69930804 , date:  "2015-08-18 09:35:14" },
  { height:  596902 , difficulty:  69979989 , date:  "2015-08-18 09:36:44" },
  { height:  596903 , difficulty:  69808497 , date:  "2015-08-18 09:47:22" },
  { height:  596904 , difficulty:  70168565 , date:  "2015-08-18 09:49:29" },
  { height:  596905 , difficulty:  70280792 , date:  "2015-08-18 09:50:51" },
  { height:  596906 , difficulty:  70073415 , date:  "2015-08-18 09:51:57" },
  { height:  596907 , difficulty:  70057861 , date:  "2015-08-18 09:53:14" },
  { height:  596908 , difficulty:  70347224 , date:  "2015-08-18 09:56:46" },
  { height:  596909 , difficulty:  70156152 , date:  "2015-08-18 10:03:52" },
  { height:  596910 , difficulty:  70371804 , date:  "2015-08-18 10:03:53" },
  { height:  596911 , difficulty:  70356929 , date:  "2015-08-18 10:04:21" },
  { height:  596912 , difficulty:  70427698 , date:  "2015-08-18 10:04:26" },
  { height:  596913 , difficulty:  70108404 , date:  "2015-08-18 10:07:09" },
  { height:  596914 , difficulty:  70086960 , date:  "2015-08-18 10:07:45" },
  { height:  596915 , difficulty:  70284229 , date:  "2015-08-18 10:19:28" },
  { height:  596916 , difficulty:  70249562 , date:  "2015-08-18 10:36:22" },
  { height:  596917 , difficulty:  70242719 , date:  "2015-08-18 10:36:28" },
  { height:  596918 , difficulty:  70540330 , date:  "2015-08-18 10:37:28" },
  { height:  596919 , difficulty:  69889093 , date:  "2015-08-18 10:37:34" },
  { height:  596920 , difficulty:  69863844 , date:  "2015-08-18 10:38:44" },
  { height:  596921 , difficulty:  69967463 , date:  "2015-08-18 10:42:44" },
  { height:  596922 , difficulty:  69687955 , date:  "2015-08-18 10:52:21" },
  { height:  596923 , difficulty:  69683548 , date:  "2015-08-18 11:02:36" },
  { height:  596924 , difficulty:  69819523 , date:  "2015-08-18 11:04:29" },
  { height:  596925 , difficulty:  69804536 , date:  "2015-08-18 11:12:22" },
  { height:  596926 , difficulty:  69853445 , date:  "2015-08-18 11:12:28" },
  { height:  596927 , difficulty:  69669829 , date:  "2015-08-18 11:13:40" },
  { height:  596928 , difficulty:  69848563 , date:  "2015-08-18 11:15:05" },
  { height:  596929 , difficulty:  69798156 , date:  "2015-08-18 11:15:41" },
  { height:  596930 , difficulty:  70023101 , date:  "2015-08-18 11:22:35" },
  { height:  596931 , difficulty:  70148101 , date:  "2015-08-18 11:22:36" },
  { height:  596932 , difficulty:  70221067 , date:  "2015-08-18 11:27:18" },
  { height:  596933 , difficulty:  70157484 , date:  "2015-08-18 11:29:36" },
  { height:  596934 , difficulty:  70077761 , date:  "2015-08-18 11:31:26" },
  { height:  596935 , difficulty:  70096963 , date:  "2015-08-18 11:31:30" },
  { height:  596936 , difficulty:  70347308 , date:  "2015-08-18 11:33:13" },
  { height:  596937 , difficulty:  70171708 , date:  "2015-08-18 11:33:22" },
  { height:  596938 , difficulty:  70531709 , date:  "2015-08-18 11:33:48" },
  { height:  596939 , difficulty:  70618729 , date:  "2015-08-18 11:36:31" },
  { height:  596940 , difficulty:  70571925 , date:  "2015-08-18 11:39:17" },
  { height:  596941 , difficulty:  70786810 , date:  "2015-08-18 11:41:10" },
  { height:  596942 , difficulty:  70387757 , date:  "2015-08-18 11:44:29" },
  { height:  596943 , difficulty:  70405081 , date:  "2015-08-18 11:44:31" },
  { height:  596944 , difficulty:  69975451 , date:  "2015-08-18 11:46:05" },
  { height:  596945 , difficulty:  69969712 , date:  "2015-08-18 11:46:53" },
  { height:  596946 , difficulty:  70125218 , date:  "2015-08-18 11:47:33" },
  { height:  596947 , difficulty:  70419718 , date:  "2015-08-18 11:47:38" },
  { height:  596948 , difficulty:  70434676 , date:  "2015-08-18 11:47:49" },
  { height:  596949 , difficulty:  70491013 , date:  "2015-08-18 11:55:17" },
  { height:  596950 , difficulty:  70322113 , date:  "2015-08-18 11:55:21" },
  { height:  596951 , difficulty:  69921989 , date:  "2015-08-18 12:03:05" },
  { height:  596952 , difficulty:  70007296 , date:  "2015-08-18 12:05:25" },
  { height:  596953 , difficulty:  69973844 , date:  "2015-08-18 12:08:59" },
  { height:  596954 , difficulty:  69854126 , date:  "2015-08-18 12:19:16" },
  { height:  596955 , difficulty:  70056756 , date:  "2015-08-18 12:22:48" },
  { height:  596956 , difficulty:  70178423 , date:  "2015-08-18 12:24:43" },
  { height:  596957 , difficulty:  70492673 , date:  "2015-08-18 12:24:49" },
  { height:  596958 , difficulty:  70486591 , date:  "2015-08-18 12:25:51" },
  { height:  596959 , difficulty:  70305372 , date:  "2015-08-18 12:25:55" },
  { height:  596960 , difficulty:  70506509 , date:  "2015-08-18 12:33:23" },
  { height:  596961 , difficulty:  70651605 , date:  "2015-08-18 12:35:48" },
  { height:  596962 , difficulty:  70279173 , date:  "2015-08-18 12:36:10" },
  { height:  596963 , difficulty:  70267393 , date:  "2015-08-18 12:36:12" },
  { height:  596964 , difficulty:  70020263 , date:  "2015-08-18 12:39:08" },
  { height:  596965 , difficulty:  70000252 , date:  "2015-08-18 12:39:39" },
  { height:  596966 , difficulty:  70011165 , date:  "2015-08-18 12:39:40" },
  { height:  596967 , difficulty:  69948469 , date:  "2015-08-18 13:00:06" },
  { height:  596968 , difficulty:  69653941 , date:  "2015-08-18 13:10:37" },
  { height:  596969 , difficulty:  69643505 , date:  "2015-08-18 13:10:43" },
  { height:  596970 , difficulty:  69779878 , date:  "2015-08-18 13:17:14" },
  { height:  596971 , difficulty:  69663272 , date:  "2015-08-18 13:21:16" },
  { height:  596972 , difficulty:  69728465 , date:  "2015-08-18 13:32:42" },
  { height:  596973 , difficulty:  69754310 , date:  "2015-08-18 13:38:26" },
  { height:  596974 , difficulty:  69807114 , date:  "2015-08-18 13:39:56" },
  { height:  596975 , difficulty:  69706402 , date:  "2015-08-18 13:49:50" },
  { height:  596976 , difficulty:  69921982 , date:  "2015-08-18 13:50:35" },
  { height:  596977 , difficulty:  70040491 , date:  "2015-08-18 13:56:48" },
  { height:  596978 , difficulty:  70039138 , date:  "2015-08-18 13:56:50" },
  { height:  596979 , difficulty:  69744162 , date:  "2015-08-18 14:06:24" },
  { height:  596980 , difficulty:  69842944 , date:  "2015-08-18 14:06:29" },
  { height:  596981 , difficulty:  69964852 , date:  "2015-08-18 14:11:10" },
  { height:  596982 , difficulty:  69988101 , date:  "2015-08-18 14:11:15" },
  { height:  596983 , difficulty:  70010325 , date:  "2015-08-18 14:11:42" },
  { height:  596984 , difficulty:  69904599 , date:  "2015-08-18 14:14:26" },
  { height:  596985 , difficulty:  69718800 , date:  "2015-08-18 14:14:35" },
  { height:  596986 , difficulty:  69803526 , date:  "2015-08-18 14:22:38" },
  { height:  596987 , difficulty:  69901843 , date:  "2015-08-18 14:23:05" },
  { height:  596988 , difficulty:  69924429 , date:  "2015-08-18 14:25:29" },
  { height:  596989 , difficulty:  70213502 , date:  "2015-08-18 14:25:43" },
  { height:  596990 , difficulty:  70203078 , date:  "2015-08-18 14:27:02" },
  { height:  596991 , difficulty:  69877214 , date:  "2015-08-18 14:27:49" },
  { height:  596992 , difficulty:  69547261 , date:  "2015-08-18 14:39:43" },
  { height:  596993 , difficulty:  69643471 , date:  "2015-08-18 14:43:42" },
  { height:  596994 , difficulty:  69709791 , date:  "2015-08-18 14:43:47" },
  { height:  596995 , difficulty:  69765946 , date:  "2015-08-18 14:48:33" },
  { height:  596996 , difficulty:  69803631 , date:  "2015-08-18 14:50:11" },
  { height:  596997 , difficulty:  69800614 , date:  "2015-08-18 14:52:12" },
  { height:  596998 , difficulty:  69915521 , date:  "2015-08-18 14:53:30" },
  { height:  596999 , difficulty:  69634272 , date:  "2015-08-18 14:53:35" },
  { height:  597000 , difficulty:  69665841 , date:  "2015-08-18 14:55:21" },
  { height:  597001 , difficulty:  69441153 , date:  "2015-08-18 15:01:53" },
  { height:  597002 , difficulty:  69469322 , date:  "2015-08-18 15:01:54" },
  { height:  597003 , difficulty:  69505389 , date:  "2015-08-18 15:06:39" },
  { height:  597004 , difficulty:  69766059 , date:  "2015-08-18 15:13:56" },
  { height:  597005 , difficulty:  69742358 , date:  "2015-08-18 15:14:45" },
  { height:  597006 , difficulty:  69676759 , date:  "2015-08-18 15:15:36" },
  { height:  597007 , difficulty:  69740151 , date:  "2015-08-18 15:27:00" },
  { height:  597008 , difficulty:  69938737 , date:  "2015-08-18 15:27:26" },
  { height:  597009 , difficulty:  69866445 , date:  "2015-08-18 15:30:47" },
  { height:  597010 , difficulty:  69897612 , date:  "2015-08-18 15:32:19" },
  { height:  597011 , difficulty:  69987102 , date:  "2015-08-18 15:34:34" },
  { height:  597012 , difficulty:  70189972 , date:  "2015-08-18 15:34:36" },
  { height:  597013 , difficulty:  70197410 , date:  "2015-08-18 15:41:08" },
  { height:  597014 , difficulty:  70754024 , date:  "2015-08-18 15:47:54" },
  { height:  597015 , difficulty:  70669138 , date:  "2015-08-18 15:47:55" },
  { height:  597016 , difficulty:  70637463 , date:  "2015-08-18 15:48:46" },
  { height:  597017 , difficulty:  70604659 , date:  "2015-08-18 15:48:56" },
  { height:  597018 , difficulty:  70729643 , date:  "2015-08-18 15:59:26" },
  { height:  597019 , difficulty:  70744783 , date:  "2015-08-18 15:59:28" },
  { height:  597020 , difficulty:  71102014 , date:  "2015-08-18 15:59:56" },
  { height:  597021 , difficulty:  71264982 , date:  "2015-08-18 15:59:57" },
  { height:  597022 , difficulty:  71356768 , date:  "2015-08-18 16:14:39" },
  { height:  597023 , difficulty:  71528875 , date:  "2015-08-18 16:14:43" },
  { height:  597024 , difficulty:  71517878 , date:  "2015-08-18 16:20:58" },
  { height:  597025 , difficulty:  71401190 , date:  "2015-08-18 16:22:49" },
  { height:  597026 , difficulty:  71509473 , date:  "2015-08-18 16:22:55" },
  { height:  597027 , difficulty:  71275644 , date:  "2015-08-18 16:24:19" },
  { height:  597028 , difficulty:  71430199 , date:  "2015-08-18 16:27:23" },
  { height:  597029 , difficulty:  71428724 , date:  "2015-08-18 16:28:28" },
  { height:  597030 , difficulty:  71138171 , date:  "2015-08-18 16:28:30" },
  { height:  597031 , difficulty:  71218407 , date:  "2015-08-18 16:35:16" },
  { height:  597032 , difficulty:  71277343 , date:  "2015-08-18 16:36:59" },
  { height:  597033 , difficulty:  71270082 , date:  "2015-08-18 16:42:38" },
  { height:  597034 , difficulty:  71298344 , date:  "2015-08-18 16:45:04" },
  { height:  597035 , difficulty:  71292050 , date:  "2015-08-18 16:45:05" },
  { height:  597036 , difficulty:  71370096 , date:  "2015-08-18 16:45:46" },
  { height:  597037 , difficulty:  71293603 , date:  "2015-08-18 16:48:31" },
  { height:  597038 , difficulty:  71426920 , date:  "2015-08-18 16:49:26" },
  { height:  597039 , difficulty:  71545491 , date:  "2015-08-18 16:56:07" },
  { height:  597040 , difficulty:  71899849 , date:  "2015-08-18 16:56:10" },
  { height:  597041 , difficulty:  71953160 , date:  "2015-08-18 17:01:24" },
  { height:  597042 , difficulty:  72127532 , date:  "2015-08-18 17:03:19" },
  { height:  597043 , difficulty:  71583055 , date:  "2015-08-18 17:11:59" },
  { height:  597044 , difficulty:  71377641 , date:  "2015-08-18 17:17:57" },
  { height:  597045 , difficulty:  71937104 , date:  "2015-08-18 17:20:58" },
  { height:  597046 , difficulty:  71793054 , date:  "2015-08-18 17:20:59" },
  { height:  597047 , difficulty:  71666706 , date:  "2015-08-18 17:22:40" },
  { height:  597048 , difficulty:  71671194 , date:  "2015-08-18 17:27:33" },
  { height:  597049 , difficulty:  71496999 , date:  "2015-08-18 17:32:37" },
  { height:  597050 , difficulty:  71690024 , date:  "2015-08-18 17:32:41" },
  { height:  597051 , difficulty:  71392121 , date:  "2015-08-18 17:36:21" },
  { height:  597052 , difficulty:  71521516 , date:  "2015-08-18 17:45:36" },
  { height:  597053 , difficulty:  71332503 , date:  "2015-08-18 17:46:02" },
  { height:  597054 , difficulty:  71436846 , date:  "2015-08-18 17:46:54" },
  { height:  597055 , difficulty:  71655050 , date:  "2015-08-18 17:46:58" },
  { height:  597056 , difficulty:  71747942 , date:  "2015-08-18 17:50:51" },
  { height:  597057 , difficulty:  71843718 , date:  "2015-08-18 17:57:01" },
  { height:  597058 , difficulty:  72138786 , date:  "2015-08-18 18:02:25" },
  { height:  597059 , difficulty:  72120877 , date:  "2015-08-18 18:07:19" },
  { height:  597060 , difficulty:  72278651 , date:  "2015-08-18 18:07:21" },
  { height:  597061 , difficulty:  72355108 , date:  "2015-08-18 18:22:20" },
  { height:  597062 , difficulty:  72105538 , date:  "2015-08-18 18:24:52" },
  { height:  597063 , difficulty:  72113707 , date:  "2015-08-18 18:26:41" },
  { height:  597064 , difficulty:  72067504 , date:  "2015-08-18 18:39:52" },
  { height:  597065 , difficulty:  72126299 , date:  "2015-08-18 18:54:18" },
  { height:  597066 , difficulty:  72125949 , date:  "2015-08-18 18:54:24" },
  { height:  597067 , difficulty:  72146432 , date:  "2015-08-18 18:57:05" },
  { height:  597068 , difficulty:  71924177 , date:  "2015-08-18 18:57:35" },
  { height:  597069 , difficulty:  71926011 , date:  "2015-08-18 18:57:38" },
  { height:  597070 , difficulty:  72199187 , date:  "2015-08-18 19:12:04" },
  { height:  597071 , difficulty:  72048799 , date:  "2015-08-18 19:12:10" },
  { height:  597072 , difficulty:  72215846 , date:  "2015-08-18 19:12:44" },
  { height:  597073 , difficulty:  72305105 , date:  "2015-08-18 19:23:58" },
  { height:  597074 , difficulty:  72258489 , date:  "2015-08-18 19:26:50" },
  { height:  597075 , difficulty:  72330716 , date:  "2015-08-18 19:26:54" },
  { height:  597076 , difficulty:  72364433 , date:  "2015-08-18 19:27:44" },
  { height:  597077 , difficulty:  72164090 , date:  "2015-08-18 19:28:10" },
  { height:  597078 , difficulty:  72188017 , date:  "2015-08-18 19:28:13" },
  { height:  597079 , difficulty:  72210673 , date:  "2015-08-18 19:44:17" },
  { height:  597080 , difficulty:  71984021 , date:  "2015-08-18 19:45:22" },
  { height:  597081 , difficulty:  72015364 , date:  "2015-08-18 19:46:53" },
  { height:  597082 , difficulty:  72023733 , date:  "2015-08-18 19:51:13" },
  { height:  597083 , difficulty:  71849010 , date:  "2015-08-18 19:53:36" },
  { height:  597084 , difficulty:  72165689 , date:  "2015-08-18 19:58:38" },
  { height:  597085 , difficulty:  72305958 , date:  "2015-08-18 20:07:14" },
  { height:  597086 , difficulty:  72416346 , date:  "2015-08-18 20:07:18" },
  { height:  597087 , difficulty:  72407335 , date:  "2015-08-18 20:10:35" },
  { height:  597088 , difficulty:  72551018 , date:  "2015-08-18 20:11:53" },
  { height:  597089 , difficulty:  72407052 , date:  "2015-08-18 20:17:15" },
  { height:  597090 , difficulty:  72193881 , date:  "2015-08-18 20:22:09" },
  { height:  597091 , difficulty:  72192212 , date:  "2015-08-18 20:22:14" },
  { height:  597092 , difficulty:  72160192 , date:  "2015-08-18 20:24:55" },
  { height:  597093 , difficulty:  72451935 , date:  "2015-08-18 20:31:50" },
  { height:  597094 , difficulty:  72128309 , date:  "2015-08-18 20:34:05" },
  { height:  597095 , difficulty:  72304651 , date:  "2015-08-18 20:34:07" },
  { height:  597096 , difficulty:  72285801 , date:  "2015-08-18 20:37:37" },
  { height:  597097 , difficulty:  72791328 , date:  "2015-08-18 20:38:11" },
  { height:  597098 , difficulty:  72336841 , date:  "2015-08-18 20:40:11" },
  { height:  597099 , difficulty:  72388879 , date:  "2015-08-18 20:49:11" },
  { height:  597100 , difficulty:  72197203 , date:  "2015-08-18 20:56:27" },
  { height:  597101 , difficulty:  72136891 , date:  "2015-08-18 20:56:32" },
  { height:  597102 , difficulty:  72181155 , date:  "2015-08-18 21:07:48" },
  { height:  597103 , difficulty:  72233488 , date:  "2015-08-18 21:09:22" },
  { height:  597104 , difficulty:  72144356 , date:  "2015-08-18 21:09:35" },
  { height:  597105 , difficulty:  72164515 , date:  "2015-08-18 21:11:14" },
  { height:  597106 , difficulty:  72158793 , date:  "2015-08-18 21:16:09" },
  { height:  597107 , difficulty:  72047221 , date:  "2015-08-18 21:16:44" },
  { height:  597108 , difficulty:  71991469 , date:  "2015-08-18 21:20:55" },
  { height:  597109 , difficulty:  71896452 , date:  "2015-08-18 21:34:55" },
  { height:  597110 , difficulty:  71915232 , date:  "2015-08-18 21:36:43" },
  { height:  597111 , difficulty:  72035526 , date:  "2015-08-18 21:37:19" },
  { height:  597112 , difficulty:  72211500 , date:  "2015-08-18 21:45:48" },
  { height:  597113 , difficulty:  72334180 , date:  "2015-08-18 21:45:54" },
  { height:  597114 , difficulty:  72300735 , date:  "2015-08-18 21:50:41" },
  { height:  597115 , difficulty:  72140565 , date:  "2015-08-18 21:52:00" },
  { height:  597116 , difficulty:  72283902 , date:  "2015-08-18 22:12:59" },
  { height:  597117 , difficulty:  72219928 , date:  "2015-08-18 22:13:00" },
  { height:  597118 , difficulty:  72271633 , date:  "2015-08-18 22:13:40" },
  { height:  597119 , difficulty:  72091148 , date:  "2015-08-18 22:17:04" },
  { height:  597120 , difficulty:  72009416 , date:  "2015-08-18 22:17:07" },
  { height:  597121 , difficulty:  72008406 , date:  "2015-08-18 22:23:51" },
  { height:  597122 , difficulty:  72223367 , date:  "2015-08-18 22:29:15" },
  { height:  597123 , difficulty:  72171541 , date:  "2015-08-18 22:30:09" },
  { height:  597124 , difficulty:  72051261 , date:  "2015-08-18 22:30:19" },
  { height:  597125 , difficulty:  71973318 , date:  "2015-08-18 22:31:38" },
  { height:  597126 , difficulty:  72038760 , date:  "2015-08-18 22:33:12" },
  { height:  597127 , difficulty:  71923203 , date:  "2015-08-18 22:33:18" },
  { height:  597128 , difficulty:  72068800 , date:  "2015-08-18 22:33:53" },
  { height:  597129 , difficulty:  72054992 , date:  "2015-08-18 22:35:23" },
  { height:  597130 , difficulty:  72634588 , date:  "2015-08-18 22:37:36" },
  { height:  597131 , difficulty:  72630690 , date:  "2015-08-18 22:37:38" },
  { height:  597132 , difficulty:  72706971 , date:  "2015-08-18 22:39:17" },
  { height:  597133 , difficulty:  72525502 , date:  "2015-08-18 22:43:57" },
  { height:  597134 , difficulty:  72500290 , date:  "2015-08-18 22:49:59" },
  { height:  597135 , difficulty:  72626411 , date:  "2015-08-18 22:51:00" },
  { height:  597136 , difficulty:  72664290 , date:  "2015-08-18 22:51:00" },
  { height:  597137 , difficulty:  72674712 , date:  "2015-08-18 22:59:22" },
  { height:  597138 , difficulty:  72595194 , date:  "2015-08-18 23:00:04" },
  { height:  597139 , difficulty:  72732761 , date:  "2015-08-18 23:13:50" },
  { height:  597140 , difficulty:  72369011 , date:  "2015-08-18 23:21:29" },
  { height:  597141 , difficulty:  72100827 , date:  "2015-08-18 23:21:32" },
  { height:  597142 , difficulty:  72189993 , date:  "2015-08-18 23:23:03" },
  { height:  597143 , difficulty:  72161716 , date:  "2015-08-18 23:25:38" },
  { height:  597144 , difficulty:  72238528 , date:  "2015-08-18 23:26:44" },
  { height:  597145 , difficulty:  72280164 , date:  "2015-08-18 23:32:30" },
  { height:  597146 , difficulty:  72199359 , date:  "2015-08-18 23:36:53" },
  { height:  597147 , difficulty:  72228382 , date:  "2015-08-18 23:36:59" },
  { height:  597148 , difficulty:  72208996 , date:  "2015-08-18 23:40:07" },
  { height:  597149 , difficulty:  71916893 , date:  "2015-08-18 23:43:48" },
  { height:  597150 , difficulty:  71975497 , date:  "2015-08-18 23:43:54" },
  { height:  597151 , difficulty:  72111670 , date:  "2015-08-18 23:45:05" },
  { height:  597152 , difficulty:  72105559 , date:  "2015-08-18 23:46:17" },
  { height:  597153 , difficulty:  72183161 , date:  "2015-08-18 23:46:22" },
  { height:  597154 , difficulty:  72350254 , date:  "2015-08-18 23:49:45" },
  { height:  597155 , difficulty:  71890595 , date:  "2015-08-19 00:03:52" },
  { height:  597156 , difficulty:  71855907 , date:  "2015-08-19 00:04:04" },
  { height:  597157 , difficulty:  72025229 , date:  "2015-08-19 00:04:05" },
  { height:  597158 , difficulty:  71982591 , date:  "2015-08-19 00:04:22" },
  { height:  597159 , difficulty:  71992174 , date:  "2015-08-19 00:12:01" },
  { height:  597160 , difficulty:  71927337 , date:  "2015-08-19 00:21:45" },
  { height:  597161 , difficulty:  71748655 , date:  "2015-08-19 00:21:50" },
  { height:  597162 , difficulty:  72061158 , date:  "2015-08-19 00:30:40" },
  { height:  597163 , difficulty:  71986444 , date:  "2015-08-19 00:39:58" },
  { height:  597164 , difficulty:  72115759 , date:  "2015-08-19 00:40:01" },
  { height:  597165 , difficulty:  71951613 , date:  "2015-08-19 00:41:13" },
  { height:  597166 , difficulty:  71974333 , date:  "2015-08-19 00:44:15" },
  { height:  597167 , difficulty:  71983731 , date:  "2015-08-19 01:01:54" },
  { height:  597168 , difficulty:  72460238 , date:  "2015-08-19 01:02:39" },
  { height:  597169 , difficulty:  72456374 , date:  "2015-08-19 01:04:44" },
  { height:  597170 , difficulty:  72802159 , date:  "2015-08-19 01:04:49" },
  { height:  597171 , difficulty:  72854617 , date:  "2015-08-19 01:08:39" },
  { height:  597172 , difficulty:  72801712 , date:  "2015-08-19 01:08:40" },
  { height:  597173 , difficulty:  73063107 , date:  "2015-08-19 01:11:27" },
  { height:  597174 , difficulty:  73120152 , date:  "2015-08-19 01:11:58" },
  { height:  597175 , difficulty:  73005691 , date:  "2015-08-19 01:12:19" },
  { height:  597176 , difficulty:  73082631 , date:  "2015-08-19 01:12:25" },
  { height:  597177 , difficulty:  73128394 , date:  "2015-08-19 01:18:31" },
  { height:  597178 , difficulty:  72821844 , date:  "2015-08-19 01:19:24" },
  { height:  597179 , difficulty:  72785292 , date:  "2015-08-19 01:25:58" },
  { height:  597180 , difficulty:  72832218 , date:  "2015-08-19 01:26:01" },
  { height:  597181 , difficulty:  73091545 , date:  "2015-08-19 01:26:57" },
  { height:  597182 , difficulty:  72940414 , date:  "2015-08-19 01:33:41" },
  { height:  597183 , difficulty:  73111798 , date:  "2015-08-19 01:34:26" },
  { height:  597184 , difficulty:  73080170 , date:  "2015-08-19 01:39:45" },
  { height:  597185 , difficulty:  72671080 , date:  "2015-08-19 01:39:47" },
  { height:  597186 , difficulty:  72675542 , date:  "2015-08-19 01:41:07" },
  { height:  597187 , difficulty:  72975276 , date:  "2015-08-19 01:55:32" },
  { height:  597188 , difficulty:  73213883 , date:  "2015-08-19 01:55:36" },
  { height:  597189 , difficulty:  73209198 , date:  "2015-08-19 01:56:38" },
  { height:  597190 , difficulty:  73640553 , date:  "2015-08-19 02:02:42" },
  { height:  597191 , difficulty:  73715428 , date:  "2015-08-19 02:06:46" },
  { height:  597192 , difficulty:  73053081 , date:  "2015-08-19 02:12:44" },
  { height:  597193 , difficulty:  73054182 , date:  "2015-08-19 02:26:52" },
  { height:  597194 , difficulty:  73195259 , date:  "2015-08-19 02:30:17" },
  { height:  597195 , difficulty:  73282674 , date:  "2015-08-19 02:30:20" },
  { height:  597196 , difficulty:  73488585 , date:  "2015-08-19 02:30:47" },
  { height:  597197 , difficulty:  73274249 , date:  "2015-08-19 02:39:08" },
  { height:  597198 , difficulty:  73645784 , date:  "2015-08-19 02:44:19" },
  { height:  597199 , difficulty:  73647800 , date:  "2015-08-19 02:53:00" },
  { height:  597200 , difficulty:  73733222 , date:  "2015-08-19 02:53:03" },
  { height:  597201 , difficulty:  73979468 , date:  "2015-08-19 02:57:51" },
  { height:  597202 , difficulty:  73925273 , date:  "2015-08-19 03:01:41" },
  { height:  597203 , difficulty:  74046757 , date:  "2015-08-19 03:09:16" },
  { height:  597204 , difficulty:  74027605 , date:  "2015-08-19 03:11:20" },
  { height:  597205 , difficulty:  74044870 , date:  "2015-08-19 03:11:26" },
  { height:  597206 , difficulty:  73972270 , date:  "2015-08-19 03:20:21" },
  { height:  597207 , difficulty:  74332586 , date:  "2015-08-19 03:20:30" },
  { height:  597208 , difficulty:  74277413 , date:  "2015-08-19 03:23:31" },
  { height:  597209 , difficulty:  74138723 , date:  "2015-08-19 03:23:32" },
  { height:  597210 , difficulty:  74079182 , date:  "2015-08-19 03:25:06" },
  { height:  597211 , difficulty:  74045269 , date:  "2015-08-19 03:25:46" },
  { height:  597212 , difficulty:  74172633 , date:  "2015-08-19 03:32:17" },
  { height:  597213 , difficulty:  73902352 , date:  "2015-08-19 03:37:13" },
  { height:  597214 , difficulty:  73984790 , date:  "2015-08-19 03:37:19" },
  { height:  597215 , difficulty:  73560369 , date:  "2015-08-19 03:43:36" },
  { height:  597216 , difficulty:  73451151 , date:  "2015-08-19 03:43:44" },
  { height:  597217 , difficulty:  73447300 , date:  "2015-08-19 03:50:33" },
  { height:  597218 , difficulty:  73451144 , date:  "2015-08-19 04:00:28" },
  { height:  597219 , difficulty:  73573732 , date:  "2015-08-19 04:00:31" },
  { height:  597220 , difficulty:  73538250 , date:  "2015-08-19 04:01:03" },
  { height:  597221 , difficulty:  73382716 , date:  "2015-08-19 04:01:59" },
  { height:  597222 , difficulty:  73496435 , date:  "2015-08-19 04:02:02" },
  { height:  597223 , difficulty:  73493753 , date:  "2015-08-19 04:06:15" },
  { height:  597224 , difficulty:  73757261 , date:  "2015-08-19 04:06:29" },
  { height:  597225 , difficulty:  73637960 , date:  "2015-08-19 04:08:40" },
  { height:  597226 , difficulty:  73902586 , date:  "2015-08-19 04:11:40" },
  { height:  597227 , difficulty:  73892935 , date:  "2015-08-19 04:13:25" },
  { height:  597228 , difficulty:  73889721 , date:  "2015-08-19 04:30:13" },
  { height:  597229 , difficulty:  73977333 , date:  "2015-08-19 04:36:19" },
  { height:  597230 , difficulty:  73978577 , date:  "2015-08-19 04:42:07" },
  { height:  597231 , difficulty:  73660805 , date:  "2015-08-19 04:42:12" },
  { height:  597232 , difficulty:  73738011 , date:  "2015-08-19 04:42:31" },
  { height:  597233 , difficulty:  73924041 , date:  "2015-08-19 04:45:19" },
  { height:  597234 , difficulty:  73912912 , date:  "2015-08-19 04:45:24" },
  { height:  597235 , difficulty:  73940848 , date:  "2015-08-19 04:51:30" },
  { height:  597236 , difficulty:  73850145 , date:  "2015-08-19 04:55:02" },
  { height:  597237 , difficulty:  73853618 , date:  "2015-08-19 04:55:05" },
  { height:  597238 , difficulty:  73570945 , date:  "2015-08-19 04:57:31" },
  { height:  597239 , difficulty:  73543552 , date:  "2015-08-19 05:04:07" },
  { height:  597240 , difficulty:  73820946 , date:  "2015-08-19 05:17:15" },
  { height:  597241 , difficulty:  73779085 , date:  "2015-08-19 05:17:21" },
  { height:  597242 , difficulty:  73862465 , date:  "2015-08-19 05:18:34" },
  { height:  597243 , difficulty:  73384111 , date:  "2015-08-19 05:18:38" },
  { height:  597244 , difficulty:  73434914 , date:  "2015-08-19 05:22:00" },
  { height:  597245 , difficulty:  73369017 , date:  "2015-08-19 05:27:20" },
  { height:  597246 , difficulty:  73471953 , date:  "2015-08-19 05:29:46" },
  { height:  597247 , difficulty:  73396370 , date:  "2015-08-19 05:31:03" },
  { height:  597248 , difficulty:  73834835 , date:  "2015-08-19 05:31:07" },
  { height:  597249 , difficulty:  73878777 , date:  "2015-08-19 05:34:06" },
  { height:  597250 , difficulty:  74201883 , date:  "2015-08-19 05:41:34" },
  { height:  597251 , difficulty:  74288517 , date:  "2015-08-19 05:41:52" },
  { height:  597252 , difficulty:  74361298 , date:  "2015-08-19 05:45:16" },
  { height:  597253 , difficulty:  74164400 , date:  "2015-08-19 05:50:24" },
  { height:  597254 , difficulty:  74236566 , date:  "2015-08-19 05:50:29" },
  { height:  597255 , difficulty:  74035060 , date:  "2015-08-19 05:55:49" },
  { height:  597256 , difficulty:  74112695 , date:  "2015-08-19 05:56:15" },
  { height:  597257 , difficulty:  74373954 , date:  "2015-08-19 05:58:15" },
  { height:  597258 , difficulty:  74415092 , date:  "2015-08-19 06:05:04" },
  { height:  597259 , difficulty:  74392315 , date:  "2015-08-19 06:05:10" },
  { height:  597260 , difficulty:  74366221 , date:  "2015-08-19 06:13:08" },
  { height:  597261 , difficulty:  74633346 , date:  "2015-08-19 06:19:50" },
  { height:  597262 , difficulty:  74588064 , date:  "2015-08-19 06:19:52" },
  { height:  597263 , difficulty:  74389894 , date:  "2015-08-19 06:24:13" },
  { height:  597264 , difficulty:  74390409 , date:  "2015-08-19 06:24:15" },
  { height:  597265 , difficulty:  74565531 , date:  "2015-08-19 06:30:46" },
  { height:  597266 , difficulty:  74376725 , date:  "2015-08-19 06:36:11" },
  { height:  597267 , difficulty:  74629402 , date:  "2015-08-19 06:36:15" },
  { height:  597268 , difficulty:  74650752 , date:  "2015-08-19 06:36:56" },
  { height:  597269 , difficulty:  74192230 , date:  "2015-08-19 06:41:19" },
  { height:  597270 , difficulty:  74088699 , date:  "2015-08-19 06:42:20" },
  { height:  597271 , difficulty:  74254448 , date:  "2015-08-19 06:49:43" },
  { height:  597272 , difficulty:  74431222 , date:  "2015-08-19 06:55:09" },
  { height:  597273 , difficulty:  74266526 , date:  "2015-08-19 06:59:53" },
  { height:  597274 , difficulty:  74449047 , date:  "2015-08-19 07:05:14" },
  { height:  597275 , difficulty:  74554636 , date:  "2015-08-19 07:05:17" },
  { height:  597276 , difficulty:  74554829 , date:  "2015-08-19 07:11:35" },
  { height:  597277 , difficulty:  74635905 , date:  "2015-08-19 07:12:58" },
  { height:  597278 , difficulty:  74677744 , date:  "2015-08-19 07:13:01" },
  { height:  597279 , difficulty:  74540837 , date:  "2015-08-19 07:14:50" },
  { height:  597280 , difficulty:  74495973 , date:  "2015-08-19 07:18:44" },
  { height:  597281 , difficulty:  74755213 , date:  "2015-08-19 07:20:53" },
  { height:  597282 , difficulty:  74468858 , date:  "2015-08-19 07:26:11" },
  { height:  597283 , difficulty:  74531558 , date:  "2015-08-19 07:26:15" },
  { height:  597284 , difficulty:  74528507 , date:  "2015-08-19 07:32:23" },
  { height:  597285 , difficulty:  74601269 , date:  "2015-08-19 07:33:28" },
  { height:  597286 , difficulty:  74553859 , date:  "2015-08-19 07:33:29" },
  { height:  597287 , difficulty:  74604816 , date:  "2015-08-19 07:38:09" },
  { height:  597288 , difficulty:  74408299 , date:  "2015-08-19 07:38:12" },
  { height:  597289 , difficulty:  74720241 , date:  "2015-08-19 07:48:03" },
  { height:  597290 , difficulty:  74753815 , date:  "2015-08-19 07:48:06" },
  { height:  597291 , difficulty:  74629037 , date:  "2015-08-19 07:49:36" },
  { height:  597292 , difficulty:  74846932 , date:  "2015-08-19 07:51:04" },
  { height:  597293 , difficulty:  74627964 , date:  "2015-08-19 07:59:04" },
  { height:  597294 , difficulty:  74440156 , date:  "2015-08-19 08:00:36" },
  { height:  597295 , difficulty:  74887467 , date:  "2015-08-19 08:09:42" },
  { height:  597296 , difficulty:  74871847 , date:  "2015-08-19 08:09:45" },
  { height:  597297 , difficulty:  75226778 , date:  "2015-08-19 08:10:42" },
  { height:  597298 , difficulty:  75280881 , date:  "2015-08-19 08:13:35" },
  { height:  597299 , difficulty:  75160017 , date:  "2015-08-19 08:14:48" },
  { height:  597300 , difficulty:  75465070 , date:  "2015-08-19 08:19:34" },
  { height:  597301 , difficulty:  75533632 , date:  "2015-08-19 08:19:43" },
  { height:  597302 , difficulty:  75620557 , date:  "2015-08-19 08:22:04" },
  { height:  597303 , difficulty:  75776633 , date:  "2015-08-19 08:23:04" },
  { height:  597304 , difficulty:  75220113 , date:  "2015-08-19 08:26:56" },
  { height:  597305 , difficulty:  75210530 , date:  "2015-08-19 08:31:27" },
  { height:  597306 , difficulty:  75426730 , date:  "2015-08-19 08:32:59" },
  { height:  597307 , difficulty:  75505027 , date:  "2015-08-19 08:33:45" },
  { height:  597308 , difficulty:  75757584 , date:  "2015-08-19 08:35:58" },
  { height:  597309 , difficulty:  75890733 , date:  "2015-08-19 08:36:28" },
  { height:  597310 , difficulty:  75890365 , date:  "2015-08-19 08:39:30" },
  { height:  597311 , difficulty:  75907955 , date:  "2015-08-19 08:39:51" },
  { height:  597312 , difficulty:  75794116 , date:  "2015-08-19 08:40:26" },
  { height:  597313 , difficulty:  76262397 , date:  "2015-08-19 08:41:38" },
  { height:  597314 , difficulty:  76183678 , date:  "2015-08-19 08:46:31" },
  { height:  597315 , difficulty:  75962066 , date:  "2015-08-19 08:53:28" },
  { height:  597316 , difficulty:  75559596 , date:  "2015-08-19 08:53:35" },
  { height:  597317 , difficulty:  75863064 , date:  "2015-08-19 08:56:23" },
  { height:  597318 , difficulty:  75851756 , date:  "2015-08-19 08:56:54" },
  { height:  597319 , difficulty:  76248102 , date:  "2015-08-19 08:59:13" },
  { height:  597320 , difficulty:  76153788 , date:  "2015-08-19 09:01:09" },
  { height:  597321 , difficulty:  76137683 , date:  "2015-08-19 09:05:34" },
  { height:  597322 , difficulty:  76111093 , date:  "2015-08-19 09:05:38" },
  { height:  597323 , difficulty:  76069783 , date:  "2015-08-19 09:06:44" },
  { height:  597324 , difficulty:  76270180 , date:  "2015-08-19 09:11:02" },
  { height:  597325 , difficulty:  76216260 , date:  "2015-08-19 09:13:40" },
  { height:  597326 , difficulty:  76471940 , date:  "2015-08-19 09:13:44" },
  { height:  597327 , difficulty:  76470564 , date:  "2015-08-19 09:17:09" },
  { height:  597328 , difficulty:  76363888 , date:  "2015-08-19 09:19:28" },
  { height:  597329 , difficulty:  76267963 , date:  "2015-08-19 09:20:53" },
  { height:  597330 , difficulty:  76302203 , date:  "2015-08-19 09:23:54" },
  { height:  597331 , difficulty:  76233816 , date:  "2015-08-19 09:23:57" },
  { height:  597332 , difficulty:  76366133 , date:  "2015-08-19 09:31:37" },
  { height:  597333 , difficulty:  77531547 , date:  "2015-08-19 09:37:06" },
  { height:  597334 , difficulty:  77303856 , date:  "2015-08-19 09:39:57" },
  { height:  597335 , difficulty:  77578265 , date:  "2015-08-19 09:39:59" },
  { height:  597336 , difficulty:  77595008 , date:  "2015-08-19 09:45:12" },
  { height:  597337 , difficulty:  77542650 , date:  "2015-08-19 09:47:05" },
  { height:  597338 , difficulty:  77582754 , date:  "2015-08-19 09:49:11" },
  { height:  597339 , difficulty:  77524275 , date:  "2015-08-19 09:53:47" },
  { height:  597340 , difficulty:  77895257 , date:  "2015-08-19 09:53:54" },
  { height:  597341 , difficulty:  77719264 , date:  "2015-08-19 09:54:50" },
  { height:  597342 , difficulty:  77897416 , date:  "2015-08-19 09:56:02" },
  { height:  597343 , difficulty:  78392899 , date:  "2015-08-19 10:08:18" },
  { height:  597344 , difficulty:  78535310 , date:  "2015-08-19 10:08:20" },
  { height:  597345 , difficulty:  78383597 , date:  "2015-08-19 10:13:46" },
  { height:  597346 , difficulty:  78383569 , date:  "2015-08-19 10:21:14" },
  { height:  597347 , difficulty:  78218029 , date:  "2015-08-19 10:21:27" },
  { height:  597348 , difficulty:  78277457 , date:  "2015-08-19 10:21:44" },
  { height:  597349 , difficulty:  78439190 , date:  "2015-08-19 10:26:33" },
  { height:  597350 , difficulty:  78311103 , date:  "2015-08-19 10:34:21" },
  { height:  597351 , difficulty:  78340023 , date:  "2015-08-19 10:35:14" },
  { height:  597352 , difficulty:  78335430 , date:  "2015-08-19 10:40:29" },
  { height:  597353 , difficulty:  78438615 , date:  "2015-08-19 10:46:27" },
  { height:  597354 , difficulty:  78561208 , date:  "2015-08-19 10:47:25" },
  { height:  597355 , difficulty:  78511688 , date:  "2015-08-19 10:51:16" },
  { height:  597356 , difficulty:  78614771 , date:  "2015-08-19 10:59:35" },
  { height:  597357 , difficulty:  78736587 , date:  "2015-08-19 11:01:12" },
  { height:  597358 , difficulty:  78727076 , date:  "2015-08-19 11:01:14" },
  { height:  597359 , difficulty:  78727871 , date:  "2015-08-19 11:06:07" },
  { height:  597360 , difficulty:  78616078 , date:  "2015-08-19 11:07:43" },
  { height:  597361 , difficulty:  78844695 , date:  "2015-08-19 11:14:22" },
  { height:  597362 , difficulty:  78947264 , date:  "2015-08-19 11:46:36" },
  { height:  597363 , difficulty:  78951664 , date:  "2015-08-19 11:46:39" },
  { height:  597364 , difficulty:  79000032 , date:  "2015-08-19 11:47:43" },
  { height:  597365 , difficulty:  78839922 , date:  "2015-08-19 11:49:00" },
  { height:  597366 , difficulty:  79028839 , date:  "2015-08-19 11:52:48" },
  { height:  597367 , difficulty:  79305560 , date:  "2015-08-19 12:01:47" },
  { height:  597368 , difficulty:  79372740 , date:  "2015-08-19 12:01:49" },
  { height:  597369 , difficulty:  79505576 , date:  "2015-08-19 12:04:30" },
  { height:  597370 , difficulty:  79454960 , date:  "2015-08-19 12:12:10" },
  { height:  597371 , difficulty:  79132818 , date:  "2015-08-19 12:13:10" },
  { height:  597372 , difficulty:  79251969 , date:  "2015-08-19 12:14:06" },
  { height:  597373 , difficulty:  79919640 , date:  "2015-08-19 12:18:09" },
  { height:  597374 , difficulty:  80386363 , date:  "2015-08-19 12:18:15" },
  { height:  597375 , difficulty:  80347551 , date:  "2015-08-19 12:27:04" },
  { height:  597376 , difficulty:  80187006 , date:  "2015-08-19 12:27:10" },
  { height:  597377 , difficulty:  80366784 , date:  "2015-08-19 12:34:50" },
  { height:  597378 , difficulty:  80527484 , date:  "2015-08-19 12:36:01" },
  { height:  597379 , difficulty:  80665899 , date:  "2015-08-19 12:46:25" },
  { height:  597380 , difficulty:  80526927 , date:  "2015-08-19 12:47:16" },
  { height:  597381 , difficulty:  80373647 , date:  "2015-08-19 12:54:45" },
  { height:  597382 , difficulty:  80425710 , date:  "2015-08-19 12:54:49" },
  { height:  597383 , difficulty:  80499405 , date:  "2015-08-19 13:01:00" },
  { height:  597384 , difficulty:  80641472 , date:  "2015-08-19 13:01:48" },
  { height:  597385 , difficulty:  80854514 , date:  "2015-08-19 13:07:26" },
  { height:  597386 , difficulty:  80802705 , date:  "2015-08-19 13:09:02" },
  { height:  597387 , difficulty:  80798857 , date:  "2015-08-19 13:15:43" },
  { height:  597388 , difficulty:  81030168 , date:  "2015-08-19 13:24:05" },
  { height:  597389 , difficulty:  81039795 , date:  "2015-08-19 13:24:14" },
  { height:  597390 , difficulty:  80908781 , date:  "2015-08-19 13:37:48" },
  { height:  597391 , difficulty:  80909239 , date:  "2015-08-19 13:37:50" },
  { height:  597392 , difficulty:  81510774 , date:  "2015-08-19 13:39:13" },
  { height:  597393 , difficulty:  81428217 , date:  "2015-08-19 13:39:42" },
  { height:  597394 , difficulty:  81634892 , date:  "2015-08-19 13:44:05" },
  { height:  597395 , difficulty:  81669383 , date:  "2015-08-19 13:44:13" },
  { height:  597396 , difficulty:  82033272 , date:  "2015-08-19 13:54:35" },
  { height:  597397 , difficulty:  82411786 , date:  "2015-08-19 13:54:40" },
  { height:  597398 , difficulty:  82611395 , date:  "2015-08-19 14:03:57" },
  { height:  597399 , difficulty:  82578593 , date:  "2015-08-19 14:04:04" },
  { height:  597400 , difficulty:  82546533 , date:  "2015-08-19 14:05:12" },
  { height:  597401 , difficulty:  82452177 , date:  "2015-08-19 14:07:55" },
  { height:  597402 , difficulty:  82748423 , date:  "2015-08-19 14:15:38" },
  { height:  597403 , difficulty:  82725736 , date:  "2015-08-19 14:15:39" },
  { height:  597404 , difficulty:  83202013 , date:  "2015-08-19 14:20:57" },
  { height:  597405 , difficulty:  83153807 , date:  "2015-08-19 14:21:02" },
  { height:  597406 , difficulty:  83080733 , date:  "2015-08-19 14:21:35" },
  { height:  597407 , difficulty:  83128945 , date:  "2015-08-19 14:21:43" },
  { height:  597408 , difficulty:  82831274 , date:  "2015-08-19 14:34:38" },
  { height:  597409 , difficulty:  82681723 , date:  "2015-08-19 14:34:41" },
  { height:  597410 , difficulty:  82928144 , date:  "2015-08-19 14:48:04" },
  { height:  597411 , difficulty:  82942829 , date:  "2015-08-19 14:48:09" },
  { height:  597412 , difficulty:  82793080 , date:  "2015-08-19 14:49:41" },
  { height:  597413 , difficulty:  82750288 , date:  "2015-08-19 14:51:35" },
  { height:  597414 , difficulty:  82943570 , date:  "2015-08-19 14:57:08" },
  { height:  597415 , difficulty:  82818098 , date:  "2015-08-19 14:57:09" },
  { height:  597416 , difficulty:  83005356 , date:  "2015-08-19 15:01:56" },
  { height:  597417 , difficulty:  83858404 , date:  "2015-08-19 15:03:08" },
  { height:  597418 , difficulty:  84173765 , date:  "2015-08-19 15:04:28" },
  { height:  597419 , difficulty:  83712977 , date:  "2015-08-19 15:20:09" },
  { height:  597420 , difficulty:  83981086 , date:  "2015-08-19 15:31:11" },
  { height:  597421 , difficulty:  83775921 , date:  "2015-08-19 15:46:59" },
  { height:  597422 , difficulty:  83518145 , date:  "2015-08-19 15:54:40" },
  { height:  597423 , difficulty:  83560522 , date:  "2015-08-19 15:56:24" },
  { height:  597424 , difficulty:  83568202 , date:  "2015-08-19 16:01:45" },
  { height:  597425 , difficulty:  83414532 , date:  "2015-08-19 16:01:51" },
  { height:  597426 , difficulty:  83251145 , date:  "2015-08-19 16:05:43" },
  { height:  597427 , difficulty:  83234674 , date:  "2015-08-19 16:05:47" },
  { height:  597428 , difficulty:  83281329 , date:  "2015-08-19 16:09:41" },
  { height:  597429 , difficulty:  83058087 , date:  "2015-08-19 16:09:47" },
  { height:  597430 , difficulty:  83122659 , date:  "2015-08-19 16:10:59" },
  { height:  597431 , difficulty:  83396127 , date:  "2015-08-19 16:16:41" },
  { height:  597432 , difficulty:  83086204 , date:  "2015-08-19 16:27:30" },
  { height:  597433 , difficulty:  83048858 , date:  "2015-08-19 16:29:11" },
  { height:  597434 , difficulty:  83069712 , date:  "2015-08-19 16:33:19" },
  { height:  597435 , difficulty:  82992728 , date:  "2015-08-19 16:39:16" },
  { height:  597436 , difficulty:  82984433 , date:  "2015-08-19 16:43:05" },
  { height:  597437 , difficulty:  82892464 , date:  "2015-08-19 16:48:55" },
  { height:  597438 , difficulty:  81673441 , date:  "2015-08-19 16:56:33" },
  { height:  597439 , difficulty:  81885232 , date:  "2015-08-19 17:02:02" },
  { height:  597440 , difficulty:  82030303 , date:  "2015-08-19 17:02:06" },
  { height:  597441 , difficulty:  82133413 , date:  "2015-08-19 17:04:53" },
  { height:  597442 , difficulty:  82402854 , date:  "2015-08-19 17:13:01" },
  { height:  597443 , difficulty:  82072314 , date:  "2015-08-19 17:13:26" },
  { height:  597444 , difficulty:  82123389 , date:  "2015-08-19 17:27:29" },
  { height:  597445 , difficulty:  82608576 , date:  "2015-08-19 17:27:34" },
  { height:  597446 , difficulty:  82718276 , date:  "2015-08-19 17:37:21" },
  { height:  597447 , difficulty:  82785181 , date:  "2015-08-19 17:41:39" },
  { height:  597448 , difficulty:  82792454 , date:  "2015-08-19 17:41:43" },
  { height:  597449 , difficulty:  82860316 , date:  "2015-08-19 17:48:10" },
  { height:  597450 , difficulty:  83283506 , date:  "2015-08-19 17:48:12" },
  { height:  597451 , difficulty:  83621664 , date:  "2015-08-19 17:50:08" },
  { height:  597452 , difficulty:  83664610 , date:  "2015-08-19 17:50:58" },
  { height:  597453 , difficulty:  83377800 , date:  "2015-08-19 17:52:21" },
  { height:  597454 , difficulty:  83372646 , date:  "2015-08-19 17:54:05" },
  { height:  597455 , difficulty:  82979229 , date:  "2015-08-19 17:55:47" },
  { height:  597456 , difficulty:  83320149 , date:  "2015-08-19 18:02:03" },
  { height:  597457 , difficulty:  83056599 , date:  "2015-08-19 18:11:05" },
  { height:  597458 , difficulty:  83274815 , date:  "2015-08-19 18:16:39" },
  { height:  597459 , difficulty:  83169463 , date:  "2015-08-19 18:16:43" },
  { height:  597460 , difficulty:  83168312 , date:  "2015-08-19 18:18:54" },
  { height:  597461 , difficulty:  83173210 , date:  "2015-08-19 18:28:30" },
  { height:  597462 , difficulty:  83190155 , date:  "2015-08-19 18:28:48" },
  { height:  597463 , difficulty:  82958922 , date:  "2015-08-19 18:34:58" },
  { height:  597464 , difficulty:  82744862 , date:  "2015-08-19 18:40:47" },
  { height:  597465 , difficulty:  83114431 , date:  "2015-08-19 18:40:49" },
  { height:  597466 , difficulty:  82708864 , date:  "2015-08-19 18:43:44" },
  { height:  597467 , difficulty:  82732824 , date:  "2015-08-19 18:44:47" },
  { height:  597468 , difficulty:  82729605 , date:  "2015-08-19 18:49:43" },
  { height:  597469 , difficulty:  82914503 , date:  "2015-08-19 18:50:23" },
  { height:  597470 , difficulty:  82767905 , date:  "2015-08-19 18:55:56" },
  { height:  597471 , difficulty:  82805154 , date:  "2015-08-19 18:57:30" },
  { height:  597472 , difficulty:  82424865 , date:  "2015-08-19 19:01:25" },
  { height:  597473 , difficulty:  82499614 , date:  "2015-08-19 19:01:49" },
  { height:  597474 , difficulty:  82195223 , date:  "2015-08-19 19:04:32" },
  { height:  597475 , difficulty:  82458883 , date:  "2015-08-19 19:13:46" },
  { height:  597476 , difficulty:  82707159 , date:  "2015-08-19 19:16:46" },
  { height:  597477 , difficulty:  82628207 , date:  "2015-08-19 19:18:13" },
  { height:  597478 , difficulty:  82529534 , date:  "2015-08-19 19:22:21" },
  { height:  597479 , difficulty:  82569868 , date:  "2015-08-19 19:24:47" },
  { height:  597480 , difficulty:  82393717 , date:  "2015-08-19 19:25:36" },
  { height:  597481 , difficulty:  82463862 , date:  "2015-08-19 19:36:20" },
  { height:  597482 , difficulty:  82705539 , date:  "2015-08-19 19:36:23" },
  { height:  597483 , difficulty:  82842258 , date:  "2015-08-19 19:40:37" },
  { height:  597484 , difficulty:  82775779 , date:  "2015-08-19 19:41:18" },
  { height:  597485 , difficulty:  82802221 , date:  "2015-08-19 19:44:18" },
  { height:  597486 , difficulty:  82437127 , date:  "2015-08-19 19:48:29" },
  { height:  597487 , difficulty:  82754252 , date:  "2015-08-19 19:52:37" },
  { height:  597488 , difficulty:  82919862 , date:  "2015-08-19 19:53:19" },
  { height:  597489 , difficulty:  83001141 , date:  "2015-08-19 20:00:03" },
  { height:  597490 , difficulty:  83506648 , date:  "2015-08-19 20:06:53" },
  { height:  597491 , difficulty:  83534100 , date:  "2015-08-19 20:09:48" },
  { height:  597492 , difficulty:  83409329 , date:  "2015-08-19 20:10:36" },
  { height:  597493 , difficulty:  83390284 , date:  "2015-08-19 20:10:37" },
  { height:  597494 , difficulty:  83403965 , date:  "2015-08-19 20:16:17" },
  { height:  597495 , difficulty:  82980233 , date:  "2015-08-19 20:19:01" },
  { height:  597496 , difficulty:  82671567 , date:  "2015-08-19 20:19:06" },
  { height:  597497 , difficulty:  82267921 , date:  "2015-08-19 20:20:33" },
  { height:  597498 , difficulty:  82066035 , date:  "2015-08-19 20:30:43" },
  { height:  597499 , difficulty:  82124140 , date:  "2015-08-19 20:30:49" },
  { height:  597500 , difficulty:  81948063 , date:  "2015-08-19 20:34:55" },
  { height:  597501 , difficulty:  82026191 , date:  "2015-08-19 20:39:45" },
  { height:  597502 , difficulty:  82174103 , date:  "2015-08-19 20:39:52" },
  { height:  597503 , difficulty:  82282569 , date:  "2015-08-19 20:40:46" },
  { height:  597504 , difficulty:  82234241 , date:  "2015-08-19 20:45:11" },
  { height:  597505 , difficulty:  82586839 , date:  "2015-08-19 20:45:15" },
  { height:  597506 , difficulty:  82572089 , date:  "2015-08-19 20:48:40" },
  { height:  597507 , difficulty:  82615193 , date:  "2015-08-19 20:51:16" },
  { height:  597508 , difficulty:  82467768 , date:  "2015-08-19 20:52:45" },
  { height:  597509 , difficulty:  82648597 , date:  "2015-08-19 20:52:46" },
  { height:  597510 , difficulty:  82516721 , date:  "2015-08-19 20:53:24" },
  { height:  597511 , difficulty:  82406970 , date:  "2015-08-19 20:55:34" },
  { height:  597512 , difficulty:  82880110 , date:  "2015-08-19 20:57:52" },
  { height:  597513 , difficulty:  82690900 , date:  "2015-08-19 21:07:47" },
  { height:  597514 , difficulty:  82420549 , date:  "2015-08-19 21:11:46" },
  { height:  597515 , difficulty:  82380916 , date:  "2015-08-19 21:12:07" },
  { height:  597516 , difficulty:  82425293 , date:  "2015-08-19 21:12:34" },
  { height:  597517 , difficulty:  82344818 , date:  "2015-08-19 21:20:52" },
  { height:  597518 , difficulty:  82977946 , date:  "2015-08-19 21:31:20" },
  { height:  597519 , difficulty:  83265307 , date:  "2015-08-19 21:43:54" },
  { height:  597520 , difficulty:  82753772 , date:  "2015-08-19 21:59:05" },
  { height:  597521 , difficulty:  83317462 , date:  "2015-08-19 22:09:16" },
  { height:  597522 , difficulty:  82963435 , date:  "2015-08-19 22:20:33" },
  { height:  597523 , difficulty:  83218698 , date:  "2015-08-19 22:20:33" },
  { height:  597524 , difficulty:  83243360 , date:  "2015-08-19 22:22:51" },
  { height:  597525 , difficulty:  83150192 , date:  "2015-08-19 22:32:07" },
  { height:  597526 , difficulty:  83417016 , date:  "2015-08-19 22:32:08" },
  { height:  597527 , difficulty:  83371909 , date:  "2015-08-19 22:32:31" },
  { height:  597528 , difficulty:  83433074 , date:  "2015-08-19 22:49:39" },
  { height:  597529 , difficulty:  83594862 , date:  "2015-08-19 22:55:26" },
  { height:  597530 , difficulty:  83604897 , date:  "2015-08-19 22:55:28" },
  { height:  597531 , difficulty:  83598274 , date:  "2015-08-19 23:03:55" },
  { height:  597532 , difficulty:  83448742 , date:  "2015-08-19 23:04:00" },
  { height:  597533 , difficulty:  83219209 , date:  "2015-08-19 23:08:52" },
  { height:  597534 , difficulty:  83033308 , date:  "2015-08-19 23:08:57" },
  { height:  597535 , difficulty:  83145482 , date:  "2015-08-19 23:13:17" },
  { height:  597536 , difficulty:  83314812 , date:  "2015-08-19 23:20:00" },
  { height:  597537 , difficulty:  83105714 , date:  "2015-08-19 23:20:05" },
  { height:  597538 , difficulty:  83123406 , date:  "2015-08-19 23:22:45" },
  { height:  597539 , difficulty:  82957234 , date:  "2015-08-19 23:35:27" },
  { height:  597540 , difficulty:  82826965 , date:  "2015-08-19 23:35:33" },
  { height:  597541 , difficulty:  83381819 , date:  "2015-08-19 23:35:38" },
  { height:  597542 , difficulty:  83508606 , date:  "2015-08-19 23:40:37" },
  { height:  597543 , difficulty:  84080706 , date:  "2015-08-19 23:51:16" },
  { height:  597544 , difficulty:  83911667 , date:  "2015-08-19 23:51:18" },
  { height:  597545 , difficulty:  84223530 , date:  "2015-08-20 00:00:31" },
  { height:  597546 , difficulty:  84054739 , date:  "2015-08-20 00:00:35" },
  { height:  597547 , difficulty:  84174877 , date:  "2015-08-20 00:05:13" },
  { height:  597548 , difficulty:  84046161 , date:  "2015-08-20 00:06:29" },
  { height:  597549 , difficulty:  84274155 , date:  "2015-08-20 00:06:51" },
  { height:  597550 , difficulty:  84792984 , date:  "2015-08-20 00:08:17" },
  { height:  597551 , difficulty:  84452950 , date:  "2015-08-20 00:12:50" },
  { height:  597552 , difficulty:  84388380 , date:  "2015-08-20 00:25:40" },
  { height:  597553 , difficulty:  84689567 , date:  "2015-08-20 00:33:33" },
  { height:  597554 , difficulty:  84549699 , date:  "2015-08-20 00:45:37" },
  { height:  597555 , difficulty:  84508878 , date:  "2015-08-20 00:45:38" },
  { height:  597556 , difficulty:  84609954 , date:  "2015-08-20 00:45:44" },
  { height:  597557 , difficulty:  84205777 , date:  "2015-08-20 00:50:22" },
  { height:  597558 , difficulty:  84467754 , date:  "2015-08-20 00:51:40" },
  { height:  597559 , difficulty:  84352227 , date:  "2015-08-20 00:56:25" },
  { height:  597560 , difficulty:  84458749 , date:  "2015-08-20 00:56:31" },
  { height:  597561 , difficulty:  84946290 , date:  "2015-08-20 00:58:00" },
  { height:  597562 , difficulty:  84804438 , date:  "2015-08-20 00:58:02" },
  { height:  597563 , difficulty:  85228793 , date:  "2015-08-20 01:05:52" },
  { height:  597564 , difficulty:  85239152 , date:  "2015-08-20 01:24:05" },
  { height:  597565 , difficulty:  84995360 , date:  "2015-08-20 01:28:33" },
  { height:  597566 , difficulty:  84979797 , date:  "2015-08-20 01:30:15" },
  { height:  597567 , difficulty:  85446474 , date:  "2015-08-20 01:30:21" },
  { height:  597568 , difficulty:  85441704 , date:  "2015-08-20 01:32:53" },
  { height:  597569 , difficulty:  85477683 , date:  "2015-08-20 01:37:19" },
  { height:  597570 , difficulty:  85587084 , date:  "2015-08-20 01:39:45" },
  { height:  597571 , difficulty:  85502675 , date:  "2015-08-20 01:39:48" },
  { height:  597572 , difficulty:  85793112 , date:  "2015-08-20 01:40:05" },
  { height:  597573 , difficulty:  85758425 , date:  "2015-08-20 01:50:30" },
  { height:  597574 , difficulty:  85498191 , date:  "2015-08-20 01:52:10" },
  { height:  597575 , difficulty:  85518815 , date:  "2015-08-20 01:53:36" },
  { height:  597576 , difficulty:  85507088 , date:  "2015-08-20 01:59:47" },
  { height:  597577 , difficulty:  85394470 , date:  "2015-08-20 02:08:21" },
  { height:  597578 , difficulty:  85847290 , date:  "2015-08-20 02:14:33" },
  { height:  597579 , difficulty:  85920405 , date:  "2015-08-20 02:31:13" },
  { height:  597580 , difficulty:  85818108 , date:  "2015-08-20 02:39:06" },
  { height:  597581 , difficulty:  85884383 , date:  "2015-08-20 02:39:14" },
  { height:  597582 , difficulty:  85820834 , date:  "2015-08-20 02:59:20" },
  { height:  597583 , difficulty:  85882505 , date:  "2015-08-20 03:02:50" },
  { height:  597584 , difficulty:  86137005 , date:  "2015-08-20 03:06:51" },
  { height:  597585 , difficulty:  86160514 , date:  "2015-08-20 03:06:54" },
  { height:  597586 , difficulty:  86176923 , date:  "2015-08-20 03:08:57" },
  { height:  597587 , difficulty:  86113982 , date:  "2015-08-20 03:13:30" },
  { height:  597588 , difficulty:  86155579 , date:  "2015-08-20 03:17:17" },
  { height:  597589 , difficulty:  85797362 , date:  "2015-08-20 03:17:23" },
  { height:  597590 , difficulty:  86137679 , date:  "2015-08-20 03:17:37" },
  { height:  597591 , difficulty:  86847834 , date:  "2015-08-20 03:26:00" },
  { height:  597592 , difficulty:  86856664 , date:  "2015-08-20 03:37:52" },
  { height:  597593 , difficulty:  86574992 , date:  "2015-08-20 03:47:30" },
  { height:  597594 , difficulty:  86171347 , date:  "2015-08-20 03:56:56" },
  { height:  597595 , difficulty:  85730172 , date:  "2015-08-20 03:56:58" },
  { height:  597596 , difficulty:  85301318 , date:  "2015-08-20 03:59:41" },
  { height:  597597 , difficulty:  85304238 , date:  "2015-08-20 04:02:08" },
  { height:  597598 , difficulty:  85287699 , date:  "2015-08-20 04:03:24" },
  { height:  597599 , difficulty:  85388935 , date:  "2015-08-20 04:06:27" },
  { height:  597600 , difficulty:  85640304 , date:  "2015-08-20 04:06:31" },
  { height:  597601 , difficulty:  85295035 , date:  "2015-08-20 04:13:22" },
  { height:  597602 , difficulty:  85368636 , date:  "2015-08-20 04:17:50" },
  { height:  597603 , difficulty:  85435844 , date:  "2015-08-20 04:20:47" },
  { height:  597604 , difficulty:  84799471 , date:  "2015-08-20 04:21:52" },
  { height:  597605 , difficulty:  84869321 , date:  "2015-08-20 04:42:26" },
  { height:  597606 , difficulty:  84893895 , date:  "2015-08-20 04:43:27" },
  { height:  597607 , difficulty:  84769940 , date:  "2015-08-20 04:43:30" },
  { height:  597608 , difficulty:  84882886 , date:  "2015-08-20 04:53:50" },
  { height:  597609 , difficulty:  84787018 , date:  "2015-08-20 04:53:56" },
  { height:  597610 , difficulty:  84810565 , date:  "2015-08-20 05:06:13" },
  { height:  597611 , difficulty:  84730788 , date:  "2015-08-20 05:07:04" },
  { height:  597612 , difficulty:  84496083 , date:  "2015-08-20 05:15:45" },
  { height:  597613 , difficulty:  84533296 , date:  "2015-08-20 05:21:37" },
  { height:  597614 , difficulty:  84558571 , date:  "2015-08-20 05:35:09" },
  { height:  597615 , difficulty:  84191991 , date:  "2015-08-20 05:35:10" },
  { height:  597616 , difficulty:  84284037 , date:  "2015-08-20 05:39:04" },
  { height:  597617 , difficulty:  84434884 , date:  "2015-08-20 05:43:08" },
  { height:  597618 , difficulty:  84265347 , date:  "2015-08-20 05:43:09" },
  { height:  597619 , difficulty:  83937897 , date:  "2015-08-20 05:46:49" },
  { height:  597620 , difficulty:  83993395 , date:  "2015-08-20 05:50:10" },
  { height:  597621 , difficulty:  83688857 , date:  "2015-08-20 05:50:24" },
  { height:  597622 , difficulty:  83714599 , date:  "2015-08-20 05:50:59" },
  { height:  597623 , difficulty:  83568751 , date:  "2015-08-20 06:06:05" },
  { height:  597624 , difficulty:  83832359 , date:  "2015-08-20 06:06:10" },
  { height:  597625 , difficulty:  83846478 , date:  "2015-08-20 06:07:00" },
  { height:  597626 , difficulty:  84117916 , date:  "2015-08-20 06:07:52" },
  { height:  597627 , difficulty:  84058546 , date:  "2015-08-20 06:10:15" },
  { height:  597628 , difficulty:  83727177 , date:  "2015-08-20 06:10:20" },
  { height:  597629 , difficulty:  83846889 , date:  "2015-08-20 06:22:52" },
  { height:  597630 , difficulty:  83545663 , date:  "2015-08-20 06:28:45" },
  { height:  597631 , difficulty:  83644731 , date:  "2015-08-20 06:29:08" },
  { height:  597632 , difficulty:  83670623 , date:  "2015-08-20 06:31:24" },
  { height:  597633 , difficulty:  83557858 , date:  "2015-08-20 06:31:29" },
  { height:  597634 , difficulty:  83536627 , date:  "2015-08-20 06:49:44" },
  { height:  597635 , difficulty:  83665953 , date:  "2015-08-20 06:52:07" },
  { height:  597636 , difficulty:  83780161 , date:  "2015-08-20 06:52:11" },
  { height:  597637 , difficulty:  83764172 , date:  "2015-08-20 07:00:36" },
  { height:  597638 , difficulty:  83790823 , date:  "2015-08-20 07:14:19" },
  { height:  597639 , difficulty:  83630885 , date:  "2015-08-20 07:14:25" },
  { height:  597640 , difficulty:  82987041 , date:  "2015-08-20 07:19:45" },
  { height:  597641 , difficulty:  82846991 , date:  "2015-08-20 07:20:19" },
  { height:  597642 , difficulty:  83583071 , date:  "2015-08-20 07:29:49" },
  { height:  597643 , difficulty:  84011484 , date:  "2015-08-20 07:34:54" },
  { height:  597644 , difficulty:  83946762 , date:  "2015-08-20 07:34:56" },
  { height:  597645 , difficulty:  84055785 , date:  "2015-08-20 07:35:29" },
  { height:  597646 , difficulty:  84146759 , date:  "2015-08-20 07:35:31" },
  { height:  597647 , difficulty:  84617880 , date:  "2015-08-20 07:37:53" },
  { height:  597648 , difficulty:  84860900 , date:  "2015-08-20 07:41:52" },
  { height:  597649 , difficulty:  84541688 , date:  "2015-08-20 07:41:56" },
  { height:  597650 , difficulty:  84892802 , date:  "2015-08-20 07:57:22" },
  { height:  597651 , difficulty:  84894826 , date:  "2015-08-20 07:59:10" },
  { height:  597652 , difficulty:  84924737 , date:  "2015-08-20 08:11:49" },
  { height:  597653 , difficulty:  84619296 , date:  "2015-08-20 08:12:48" },
  { height:  597654 , difficulty:  84780400 , date:  "2015-08-20 08:21:35" },
  { height:  597655 , difficulty:  84166306 , date:  "2015-08-20 08:21:39" },
  { height:  597656 , difficulty:  84072190 , date:  "2015-08-20 08:24:02" },
  { height:  597657 , difficulty:  84099330 , date:  "2015-08-20 08:34:21" },
  { height:  597658 , difficulty:  83379414 , date:  "2015-08-20 08:34:26" },
  { height:  597659 , difficulty:  83379408 , date:  "2015-08-20 08:36:24" },
  { height:  597660 , difficulty:  83263361 , date:  "2015-08-20 08:41:56" },
  { height:  597661 , difficulty:  83595233 , date:  "2015-08-20 08:41:58" },
  { height:  597662 , difficulty:  83564111 , date:  "2015-08-20 08:46:58" },
  { height:  597663 , difficulty:  83512071 , date:  "2015-08-20 08:47:00" },
  { height:  597664 , difficulty:  83406852 , date:  "2015-08-20 08:47:42" },
  { height:  597665 , difficulty:  83480983 , date:  "2015-08-20 08:51:14" },
  { height:  597666 , difficulty:  83531194 , date:  "2015-08-20 09:01:55" },
  { height:  597667 , difficulty:  83695703 , date:  "2015-08-20 09:02:05" },
  { height:  597668 , difficulty:  83428809 , date:  "2015-08-20 09:02:10" },
  { height:  597669 , difficulty:  83100851 , date:  "2015-08-20 09:05:20" },
  { height:  597670 , difficulty:  82956270 , date:  "2015-08-20 09:05:24" },
  { height:  597671 , difficulty:  83044485 , date:  "2015-08-20 09:07:41" },
  { height:  597672 , difficulty:  83046223 , date:  "2015-08-20 09:24:44" },
  { height:  597673 , difficulty:  83030991 , date:  "2015-08-20 09:27:21" },
  { height:  597674 , difficulty:  83015007 , date:  "2015-08-20 09:27:24" },
  { height:  597675 , difficulty:  82995446 , date:  "2015-08-20 09:34:24" },
  { height:  597676 , difficulty:  83265828 , date:  "2015-08-20 09:36:43" },
  { height:  597677 , difficulty:  83039214 , date:  "2015-08-20 09:36:47" },
  { height:  597678 , difficulty:  83078198 , date:  "2015-08-20 09:37:01" },
  { height:  597679 , difficulty:  83268011 , date:  "2015-08-20 09:55:36" },
  { height:  597680 , difficulty:  83285084 , date:  "2015-08-20 09:55:40" },
  { height:  597681 , difficulty:  82581279 , date:  "2015-08-20 10:00:14" },
  { height:  597682 , difficulty:  82991788 , date:  "2015-08-20 10:03:15" },
  { height:  597683 , difficulty:  83032546 , date:  "2015-08-20 10:24:57" },
  { height:  597684 , difficulty:  82800818 , date:  "2015-08-20 10:25:18" },
  { height:  597685 , difficulty:  82880332 , date:  "2015-08-20 10:25:19" },
  { height:  597686 , difficulty:  82537351 , date:  "2015-08-20 10:28:01" },
  { height:  597687 , difficulty:  82533248 , date:  "2015-08-20 10:30:48" },
  { height:  597688 , difficulty:  82479912 , date:  "2015-08-20 10:39:53" },
  { height:  597689 , difficulty:  82537306 , date:  "2015-08-20 10:39:59" },
  { height:  597690 , difficulty:  82069744 , date:  "2015-08-20 10:41:07" },
  { height:  597691 , difficulty:  82123843 , date:  "2015-08-20 10:45:34" },
  { height:  597692 , difficulty:  82012890 , date:  "2015-08-20 10:51:48" },
  { height:  597693 , difficulty:  82270184 , date:  "2015-08-20 10:51:54" },
  { height:  597694 , difficulty:  82294681 , date:  "2015-08-20 10:52:20" },
  { height:  597695 , difficulty:  82201161 , date:  "2015-08-20 10:59:33" },
  { height:  597696 , difficulty:  82102893 , date:  "2015-08-20 11:01:50" },
  { height:  597697 , difficulty:  82651306 , date:  "2015-08-20 11:03:52" },
  { height:  597698 , difficulty:  82653983 , date:  "2015-08-20 11:04:32" },
  { height:  597699 , difficulty:  82352328 , date:  "2015-08-20 11:05:55" },
  { height:  597700 , difficulty:  82438578 , date:  "2015-08-20 11:19:08" },
  { height:  597701 , difficulty:  82433672 , date:  "2015-08-20 11:19:13" },
  { height:  597702 , difficulty:  82475789 , date:  "2015-08-20 11:19:33" },
  { height:  597703 , difficulty:  82523017 , date:  "2015-08-20 11:24:56" },
  { height:  597704 , difficulty:  82581251 , date:  "2015-08-20 11:25:03" },
  { height:  597705 , difficulty:  82149733 , date:  "2015-08-20 11:27:13" },
  { height:  597706 , difficulty:  82203340 , date:  "2015-08-20 11:32:48" },
  { height:  597707 , difficulty:  82273350 , date:  "2015-08-20 11:32:54" },
  { height:  597708 , difficulty:  82417905 , date:  "2015-08-20 11:33:31" },
  { height:  597709 , difficulty:  82524999 , date:  "2015-08-20 11:42:23" },
  { height:  597710 , difficulty:  81887821 , date:  "2015-08-20 11:42:29" },
  { height:  597711 , difficulty:  81848446 , date:  "2015-08-20 11:47:48" },
  { height:  597712 , difficulty:  81966490 , date:  "2015-08-20 11:50:13" },
  { height:  597713 , difficulty:  81719716 , date:  "2015-08-20 11:52:16" },
  { height:  597714 , difficulty:  81490937 , date:  "2015-08-20 11:52:20" },
  { height:  597715 , difficulty:  81509581 , date:  "2015-08-20 11:54:35" },
  { height:  597716 , difficulty:  81525238 , date:  "2015-08-20 12:02:28" },
  { height:  597717 , difficulty:  81591819 , date:  "2015-08-20 12:10:11" },
  { height:  597718 , difficulty:  81583118 , date:  "2015-08-20 12:11:09" },
  { height:  597719 , difficulty:  81636494 , date:  "2015-08-20 12:15:18" },
  { height:  597720 , difficulty:  81763604 , date:  "2015-08-20 12:21:52" },
  { height:  597721 , difficulty:  81765977 , date:  "2015-08-20 12:22:46" },
  { height:  597722 , difficulty:  81846590 , date:  "2015-08-20 12:23:10" },
  { height:  597723 , difficulty:  81959136 , date:  "2015-08-20 12:24:04" },
  { height:  597724 , difficulty:  82021272 , date:  "2015-08-20 12:39:09" },
  { height:  597725 , difficulty:  82043727 , date:  "2015-08-20 12:43:08" },
  { height:  597726 , difficulty:  81647651 , date:  "2015-08-20 12:43:42" },
  { height:  597727 , difficulty:  81936183 , date:  "2015-08-20 12:45:33" },
  { height:  597728 , difficulty:  81525643 , date:  "2015-08-20 12:46:17" },
  { height:  597729 , difficulty:  81544385 , date:  "2015-08-20 12:54:22" },
  { height:  597730 , difficulty:  81259978 , date:  "2015-08-20 13:01:37" },
  { height:  597731 , difficulty:  81415688 , date:  "2015-08-20 13:01:38" },
  { height:  597732 , difficulty:  81570406 , date:  "2015-08-20 13:06:57" },
  { height:  597733 , difficulty:  81417628 , date:  "2015-08-20 13:07:01" },
  { height:  597734 , difficulty:  81607127 , date:  "2015-08-20 13:12:55" },
  { height:  597735 , difficulty:  81558028 , date:  "2015-08-20 13:13:35" },
  { height:  597736 , difficulty:  81912158 , date:  "2015-08-20 13:14:02" },
  { height:  597737 , difficulty:  82021313 , date:  "2015-08-20 13:14:03" },
  { height:  597738 , difficulty:  81927716 , date:  "2015-08-20 13:17:54" },
  { height:  597739 , difficulty:  82418779 , date:  "2015-08-20 13:21:50" },
  { height:  597740 , difficulty:  82936509 , date:  "2015-08-20 13:30:08" },
  { height:  597741 , difficulty:  82831394 , date:  "2015-08-20 13:30:11" },
  { height:  597742 , difficulty:  82561304 , date:  "2015-08-20 13:33:20" },
  { height:  597743 , difficulty:  82593961 , date:  "2015-08-20 13:34:43" },
  { height:  597744 , difficulty:  82612897 , date:  "2015-08-20 13:42:21" },
  { height:  597745 , difficulty:  83041521 , date:  "2015-08-20 13:54:46" },
  { height:  597746 , difficulty:  83061932 , date:  "2015-08-20 13:54:49" },
  { height:  597747 , difficulty:  83018294 , date:  "2015-08-20 13:57:29" },
  { height:  597748 , difficulty:  82825409 , date:  "2015-08-20 14:04:19" },
  { height:  597749 , difficulty:  82853383 , date:  "2015-08-20 14:04:23" },
  { height:  597750 , difficulty:  82872729 , date:  "2015-08-20 14:05:47" },
  { height:  597751 , difficulty:  82667835 , date:  "2015-08-20 14:08:04" },
  { height:  597752 , difficulty:  82619209 , date:  "2015-08-20 14:08:11" },
  { height:  597753 , difficulty:  82637573 , date:  "2015-08-20 14:13:36" },
  { height:  597754 , difficulty:  83232407 , date:  "2015-08-20 14:15:21" },
  { height:  597755 , difficulty:  82616124 , date:  "2015-08-20 14:25:29" },
  { height:  597756 , difficulty:  82688159 , date:  "2015-08-20 14:25:34" },
  { height:  597757 , difficulty:  82698179 , date:  "2015-08-20 14:35:26" },
  { height:  597758 , difficulty:  82694770 , date:  "2015-08-20 14:38:43" },
  { height:  597759 , difficulty:  82116021 , date:  "2015-08-20 14:39:27" },
  { height:  597760 , difficulty:  82429083 , date:  "2015-08-20 14:39:29" },
  { height:  597761 , difficulty:  82449090 , date:  "2015-08-20 14:41:22" },
  { height:  597762 , difficulty:  82487662 , date:  "2015-08-20 14:41:28" },
  { height:  597763 , difficulty:  82451807 , date:  "2015-08-20 14:50:52" },
  { height:  597764 , difficulty:  82336220 , date:  "2015-08-20 14:56:44" },
  { height:  597765 , difficulty:  82526219 , date:  "2015-08-20 14:56:45" },
  { height:  597766 , difficulty:  82505713 , date:  "2015-08-20 15:03:39" },
  { height:  597767 , difficulty:  82459680 , date:  "2015-08-20 15:11:06" },
  { height:  597768 , difficulty:  82500807 , date:  "2015-08-20 15:11:11" },
  { height:  597769 , difficulty:  82595656 , date:  "2015-08-20 15:24:44" },
  { height:  597770 , difficulty:  82598667 , date:  "2015-08-20 15:24:48" },
  { height:  597771 , difficulty:  82482534 , date:  "2015-08-20 15:28:09" },
  { height:  597772 , difficulty:  82437237 , date:  "2015-08-20 15:38:02" },
  { height:  597773 , difficulty:  82453954 , date:  "2015-08-20 15:46:09" },
  { height:  597774 , difficulty:  82771194 , date:  "2015-08-20 15:49:58" },
  { height:  597775 , difficulty:  83001637 , date:  "2015-08-20 15:55:03" },
  { height:  597776 , difficulty:  82546116 , date:  "2015-08-20 16:00:23" },
  { height:  597777 , difficulty:  82966882 , date:  "2015-08-20 16:05:04" },
  { height:  597778 , difficulty:  83029452 , date:  "2015-08-20 16:09:13" },
  { height:  597779 , difficulty:  82860645 , date:  "2015-08-20 16:11:50" },
  { height:  597780 , difficulty:  82934199 , date:  "2015-08-20 16:22:29" },
  { height:  597781 , difficulty:  83051189 , date:  "2015-08-20 16:22:35" },
  { height:  597782 , difficulty:  82888027 , date:  "2015-08-20 16:22:38" },
  { height:  597783 , difficulty:  83053642 , date:  "2015-08-20 16:24:25" },
  { height:  597784 , difficulty:  83559927 , date:  "2015-08-20 16:37:59" },
  { height:  597785 , difficulty:  83320150 , date:  "2015-08-20 16:38:52" },
  { height:  597786 , difficulty:  83355626 , date:  "2015-08-20 16:38:57" },
  { height:  597787 , difficulty:  83488188 , date:  "2015-08-20 16:43:31" },
  { height:  597788 , difficulty:  83420385 , date:  "2015-08-20 16:43:35" },
  { height:  597789 , difficulty:  83536835 , date:  "2015-08-20 16:56:14" },
  { height:  597790 , difficulty:  83599029 , date:  "2015-08-20 16:56:20" },
  { height:  597791 , difficulty:  84307815 , date:  "2015-08-20 17:25:02" },
  { height:  597792 , difficulty:  84031979 , date:  "2015-08-20 17:25:05" },
  { height:  597793 , difficulty:  83788122 , date:  "2015-08-20 17:27:14" },
  { height:  597794 , difficulty:  83894474 , date:  "2015-08-20 17:35:36" },
  { height:  597795 , difficulty:  83760394 , date:  "2015-08-20 17:37:54" },
  { height:  597796 , difficulty:  83783651 , date:  "2015-08-20 17:38:02" },
  { height:  597797 , difficulty:  83966274 , date:  "2015-08-20 17:38:06" },
  { height:  597798 , difficulty:  84001771 , date:  "2015-08-20 17:39:08" },
  { height:  597799 , difficulty:  83992108 , date:  "2015-08-20 17:40:16" },
  { height:  597800 , difficulty:  83504199 , date:  "2015-08-20 17:41:22" },
  { height:  597801 , difficulty:  83433550 , date:  "2015-08-20 17:48:19" },
  { height:  597802 , difficulty:  83433534 , date:  "2015-08-20 17:55:10" },
  { height:  597803 , difficulty:  83404641 , date:  "2015-08-20 17:58:01" },
  { height:  597804 , difficulty:  83449089 , date:  "2015-08-20 18:00:59" },
  { height:  597805 , difficulty:  83251451 , date:  "2015-08-20 18:08:07" },
  { height:  597806 , difficulty:  83005667 , date:  "2015-08-20 18:12:50" },
  { height:  597807 , difficulty:  83079683 , date:  "2015-08-20 18:12:56" },
  { height:  597808 , difficulty:  83071945 , date:  "2015-08-20 18:24:17" },
  { height:  597809 , difficulty:  83303257 , date:  "2015-08-20 18:25:31" },
  { height:  597810 , difficulty:  83142141 , date:  "2015-08-20 18:25:33" },
  { height:  597811 , difficulty:  83133519 , date:  "2015-08-20 18:25:41" },
  { height:  597812 , difficulty:  83436435 , date:  "2015-08-20 18:34:23" },
  { height:  597813 , difficulty:  83477725 , date:  "2015-08-20 18:36:44" },
  { height:  597814 , difficulty:  83856261 , date:  "2015-08-20 18:38:33" },
  { height:  597815 , difficulty:  84010564 , date:  "2015-08-20 18:38:36" },
  { height:  597816 , difficulty:  83726659 , date:  "2015-08-20 18:45:48" },
  { height:  597817 , difficulty:  83798961 , date:  "2015-08-20 18:57:20" },
  { height:  597818 , difficulty:  83796387 , date:  "2015-08-20 18:57:23" },
  { height:  597819 , difficulty:  83804115 , date:  "2015-08-20 19:05:26" },
  { height:  597820 , difficulty:  83753848 , date:  "2015-08-20 19:06:31" },
  { height:  597821 , difficulty:  83479920 , date:  "2015-08-20 19:07:07" },
  { height:  597822 , difficulty:  83500595 , date:  "2015-08-20 19:07:14" },
  { height:  597823 , difficulty:  83536377 , date:  "2015-08-20 19:12:25" },
  { height:  597824 , difficulty:  83440961 , date:  "2015-08-20 19:16:35" },
  { height:  597825 , difficulty:  83461084 , date:  "2015-08-20 19:16:38" },
  { height:  597826 , difficulty:  83471934 , date:  "2015-08-20 19:22:03" },
  { height:  597827 , difficulty:  83451003 , date:  "2015-08-20 19:22:06" },
  { height:  597828 , difficulty:  83467930 , date:  "2015-08-20 19:22:35" },
  { height:  597829 , difficulty:  83412123 , date:  "2015-08-20 19:23:33" },
  { height:  597830 , difficulty:  83882080 , date:  "2015-08-20 19:24:11" },
  { height:  597831 , difficulty:  83538731 , date:  "2015-08-20 19:34:04" },
  { height:  597832 , difficulty:  83554844 , date:  "2015-08-20 19:34:04" },
  { height:  597833 , difficulty:  83226912 , date:  "2015-08-20 19:36:08" },
  { height:  597834 , difficulty:  83403023 , date:  "2015-08-20 19:36:44" },
  { height:  597835 , difficulty:  83747447 , date:  "2015-08-20 19:37:32" },
  { height:  597836 , difficulty:  83767863 , date:  "2015-08-20 20:00:33" },
  { height:  597837 , difficulty:  84040154 , date:  "2015-08-20 20:00:37" },
  { height:  597838 , difficulty:  84397452 , date:  "2015-08-20 20:02:03" },
  { height:  597839 , difficulty:  84071035 , date:  "2015-08-20 20:11:37" },
  { height:  597840 , difficulty:  83918218 , date:  "2015-08-20 20:14:12" },
  { height:  597841 , difficulty:  84047056 , date:  "2015-08-20 20:14:14" },
  { height:  597842 , difficulty:  84461472 , date:  "2015-08-20 20:15:27" },
  { height:  597843 , difficulty:  84231669 , date:  "2015-08-20 20:23:21" },
  { height:  597844 , difficulty:  84322920 , date:  "2015-08-20 20:23:33" },
  { height:  597845 , difficulty:  83846218 , date:  "2015-08-20 20:32:34" },
  { height:  597846 , difficulty:  84000736 , date:  "2015-08-20 20:32:35" },
  { height:  597847 , difficulty:  83895808 , date:  "2015-08-20 20:34:24" },
  { height:  597848 , difficulty:  83653821 , date:  "2015-08-20 20:39:54" },
  { height:  597849 , difficulty:  83395227 , date:  "2015-08-20 20:45:06" },
  { height:  597850 , difficulty:  83287342 , date:  "2015-08-20 20:46:30" },
  { height:  597851 , difficulty:  83125726 , date:  "2015-08-20 20:46:32" },
  { height:  597852 , difficulty:  83169398 , date:  "2015-08-20 21:13:48" },
  { height:  597853 , difficulty:  83050953 , date:  "2015-08-20 21:14:49" },
  { height:  597854 , difficulty:  83154982 , date:  "2015-08-20 21:14:53" },
  { height:  597855 , difficulty:  83080463 , date:  "2015-08-20 21:31:36" },
  { height:  597856 , difficulty:  82751675 , date:  "2015-08-20 21:36:46" },
  { height:  597857 , difficulty:  83004740 , date:  "2015-08-20 21:36:52" },
  { height:  597858 , difficulty:  83046492 , date:  "2015-08-20 21:48:05" },
  { height:  597859 , difficulty:  83189878 , date:  "2015-08-20 21:52:45" },
  { height:  597860 , difficulty:  82727009 , date:  "2015-08-20 22:04:59" },
  { height:  597861 , difficulty:  82761147 , date:  "2015-08-20 22:06:57" },
  { height:  597862 , difficulty:  83289577 , date:  "2015-08-20 22:07:31" },
  { height:  597863 , difficulty:  83146228 , date:  "2015-08-20 22:24:07" },
  { height:  597864 , difficulty:  83198321 , date:  "2015-08-20 22:24:13" },
  { height:  597865 , difficulty:  82980567 , date:  "2015-08-20 22:44:08" },
  { height:  597866 , difficulty:  83138833 , date:  "2015-08-20 22:52:46" },
  { height:  597867 , difficulty:  82354492 , date:  "2015-08-20 22:52:48" },
  { height:  597868 , difficulty:  82869302 , date:  "2015-08-20 22:59:43" },
  { height:  597869 , difficulty:  82932350 , date:  "2015-08-20 22:59:46" },
  { height:  597870 , difficulty:  82656359 , date:  "2015-08-20 23:11:33" },
  { height:  597871 , difficulty:  82608714 , date:  "2015-08-20 23:18:57" },
  { height:  597872 , difficulty:  82916896 , date:  "2015-08-20 23:23:50" },
  { height:  597873 , difficulty:  83116374 , date:  "2015-08-20 23:35:51" },
  { height:  597874 , difficulty:  83407525 , date:  "2015-08-20 23:35:52" },
  { height:  597875 , difficulty:  83386332 , date:  "2015-08-20 23:41:47" },
  { height:  597876 , difficulty:  83535514 , date:  "2015-08-20 23:41:53" },
  { height:  597877 , difficulty:  83439960 , date:  "2015-08-20 23:57:43" },
  { height:  597878 , difficulty:  83482411 , date:  "2015-08-21 00:06:51" },
  { height:  597879 , difficulty:  83470426 , date:  "2015-08-21 00:27:59" },
  { height:  597880 , difficulty:  83383857 , date:  "2015-08-21 00:28:02" },
  { height:  597881 , difficulty:  83463684 , date:  "2015-08-21 00:55:58" },
  { height:  597882 , difficulty:  83315138 , date:  "2015-08-21 00:56:02" },
  { height:  597883 , difficulty:  83434572 , date:  "2015-08-21 00:58:41" },
  { height:  597884 , difficulty:  83045868 , date:  "2015-08-21 01:12:50" },
  { height:  597885 , difficulty:  83073461 , date:  "2015-08-21 01:43:31" },
  { height:  597886 , difficulty:  83111499 , date:  "2015-08-21 01:43:36" },
  { height:  597887 , difficulty:  83354223 , date:  "2015-08-21 01:50:52" },
  { height:  597888 , difficulty:  83236203 , date:  "2015-08-21 01:53:27" },
  { height:  597889 , difficulty:  83172380 , date:  "2015-08-21 01:59:24" },
  { height:  597890 , difficulty:  83349123 , date:  "2015-08-21 02:18:55" },
  { height:  597891 , difficulty:  83370188 , date:  "2015-08-21 02:29:02" },
  { height:  597892 , difficulty:  83374110 , date:  "2015-08-21 02:45:48" },
  { height:  597893 , difficulty:  83334143 , date:  "2015-08-21 02:49:12" },
  { height:  597894 , difficulty:  83351641 , date:  "2015-08-21 02:55:30" },
  { height:  597895 , difficulty:  83101911 , date:  "2015-08-21 03:04:22" },
  { height:  597896 , difficulty:  83114289 , date:  "2015-08-21 03:12:38" },
  { height:  597897 , difficulty:  83111824 , date:  "2015-08-21 03:16:19" },
  { height:  597898 , difficulty:  83274485 , date:  "2015-08-21 03:19:11" },
  { height:  597899 , difficulty:  83115447 , date:  "2015-08-21 03:20:29" },
  { height:  597900 , difficulty:  83061938 , date:  "2015-08-21 03:20:34" },
  { height:  597901 , difficulty:  83182736 , date:  "2015-08-21 03:28:08" },
  { height:  597902 , difficulty:  83069186 , date:  "2015-08-21 03:35:48" },
  { height:  597903 , difficulty:  83682276 , date:  "2015-08-21 03:35:54" },
  { height:  597904 , difficulty:  83900642 , date:  "2015-08-21 03:36:01" },
  { height:  597905 , difficulty:  84091582 , date:  "2015-08-21 03:44:37" },
  { height:  597906 , difficulty:  84089271 , date:  "2015-08-21 03:53:25" },
  { height:  597907 , difficulty:  83761056 , date:  "2015-08-21 03:53:28" },
  { height:  597908 , difficulty:  83878309 , date:  "2015-08-21 03:59:45" },
  { height:  597909 , difficulty:  83822918 , date:  "2015-08-21 04:04:08" },
  { height:  597910 , difficulty:  84037466 , date:  "2015-08-21 04:04:13" },
  { height:  597911 , difficulty:  84153415 , date:  "2015-08-21 04:06:02" },
  { height:  597912 , difficulty:  83346298 , date:  "2015-08-21 04:07:39" },
  { height:  597913 , difficulty:  83448355 , date:  "2015-08-21 04:14:29" },
  { height:  597914 , difficulty:  83651340 , date:  "2015-08-21 04:14:32" },
  { height:  597915 , difficulty:  83796714 , date:  "2015-08-21 04:16:48" },
  { height:  597916 , difficulty:  83725020 , date:  "2015-08-21 04:31:22" },
  { height:  597917 , difficulty:  83784880 , date:  "2015-08-21 04:31:23" },
  { height:  597918 , difficulty:  83762609 , date:  "2015-08-21 04:36:28" },
  { height:  597919 , difficulty:  83618873 , date:  "2015-08-21 04:46:00" },
  { height:  597920 , difficulty:  83821362 , date:  "2015-08-21 04:58:54" },
  { height:  597921 , difficulty:  83603534 , date:  "2015-08-21 05:00:01" },
  { height:  597922 , difficulty:  83666875 , date:  "2015-08-21 05:00:07" },
  { height:  597923 , difficulty:  83621566 , date:  "2015-08-21 05:06:13" },
  { height:  597924 , difficulty:  83548522 , date:  "2015-08-21 05:06:20" },
  { height:  597925 , difficulty:  83645021 , date:  "2015-08-21 05:07:15" },
  { height:  597926 , difficulty:  83621131 , date:  "2015-08-21 05:31:04" },
  { height:  597927 , difficulty:  83756349 , date:  "2015-08-21 05:33:20" },
  { height:  597928 , difficulty:  82987208 , date:  "2015-08-21 05:39:49" },
  { height:  597929 , difficulty:  82969361 , date:  "2015-08-21 05:39:52" },
  { height:  597930 , difficulty:  83170055 , date:  "2015-08-21 05:46:57" },
  { height:  597931 , difficulty:  82615015 , date:  "2015-08-21 05:47:06" },
  { height:  597932 , difficulty:  82519114 , date:  "2015-08-21 06:11:45" },
  { height:  597933 , difficulty:  82767285 , date:  "2015-08-21 06:11:49" },
  { height:  597934 , difficulty:  82395690 , date:  "2015-08-21 06:16:03" },
  { height:  597935 , difficulty:  82524786 , date:  "2015-08-21 06:22:17" },
  { height:  597936 , difficulty:  82346910 , date:  "2015-08-21 06:45:02" },
  { height:  597937 , difficulty:  82293911 , date:  "2015-08-21 06:45:03" },
  { height:  597938 , difficulty:  82439484 , date:  "2015-08-21 06:48:10" },
  { height:  597939 , difficulty:  81884985 , date:  "2015-08-21 06:52:08" },
  { height:  597940 , difficulty:  82118940 , date:  "2015-08-21 07:05:00" },
  { height:  597941 , difficulty:  81638735 , date:  "2015-08-21 07:05:05" },
  { height:  597942 , difficulty:  81363408 , date:  "2015-08-21 07:06:37" },
  { height:  597943 , difficulty:  81398054 , date:  "2015-08-21 07:08:06" },
  { height:  597944 , difficulty:  81327139 , date:  "2015-08-21 07:13:38" },
  { height:  597945 , difficulty:  81374293 , date:  "2015-08-21 07:16:57" },
  { height:  597946 , difficulty:  81240329 , date:  "2015-08-21 07:17:03" },
  { height:  597947 , difficulty:  81187906 , date:  "2015-08-21 07:23:09" },
  { height:  597948 , difficulty:  81197157 , date:  "2015-08-21 07:23:27" },
  { height:  597949 , difficulty:  80988713 , date:  "2015-08-21 07:23:33" },
  { height:  597950 , difficulty:  81004393 , date:  "2015-08-21 07:28:47" },
  { height:  597951 , difficulty:  81031707 , date:  "2015-08-21 07:28:51" },
  { height:  597952 , difficulty:  81089177 , date:  "2015-08-21 07:33:19" },
  { height:  597953 , difficulty:  80579990 , date:  "2015-08-21 07:37:46" },
  { height:  597954 , difficulty:  80354131 , date:  "2015-08-21 07:37:49" },
  { height:  597955 , difficulty:  79807863 , date:  "2015-08-21 07:42:53" },
  { height:  597956 , difficulty:  79889784 , date:  "2015-08-21 07:42:57" },
  { height:  597957 , difficulty:  79177998 , date:  "2015-08-21 07:45:58" },
  { height:  597958 , difficulty:  79192109 , date:  "2015-08-21 07:46:16" },
  { height:  597959 , difficulty:  79317387 , date:  "2015-08-21 07:53:04" },
  { height:  597960 , difficulty:  78916231 , date:  "2015-08-21 07:53:09" },
  { height:  597961 , difficulty:  77973153 , date:  "2015-08-21 07:53:39" },
  { height:  597962 , difficulty:  78128136 , date:  "2015-08-21 07:53:46" },
  { height:  597963 , difficulty:  77919644 , date:  "2015-08-21 08:03:45" },
  { height:  597964 , difficulty:  78157341 , date:  "2015-08-21 08:03:50" },
  { height:  597965 , difficulty:  77988474 , date:  "2015-08-21 08:11:33" },
  { height:  597966 , difficulty:  77450992 , date:  "2015-08-21 08:18:16" },
  { height:  597967 , difficulty:  77202412 , date:  "2015-08-21 08:19:35" },
  { height:  597968 , difficulty:  76952358 , date:  "2015-08-21 08:22:35" },
  { height:  597969 , difficulty:  76910285 , date:  "2015-08-21 08:26:44" },
  { height:  597970 , difficulty:  77007411 , date:  "2015-08-21 08:29:59" },
  { height:  597971 , difficulty:  76756488 , date:  "2015-08-21 08:36:49" },
  { height:  597972 , difficulty:  76551196 , date:  "2015-08-21 08:48:02" },
  { height:  597973 , difficulty:  76539612 , date:  "2015-08-21 08:48:08" },
  { height:  597974 , difficulty:  76503305 , date:  "2015-08-21 08:48:54" },
  { height:  597975 , difficulty:  76617920 , date:  "2015-08-21 08:55:57" },
  { height:  597976 , difficulty:  76631567 , date:  "2015-08-21 08:55:59" },
  { height:  597977 , difficulty:  76488682 , date:  "2015-08-21 08:57:24" },
  { height:  597978 , difficulty:  76303258 , date:  "2015-08-21 09:03:16" },
  { height:  597979 , difficulty:  76427345 , date:  "2015-08-21 09:05:22" },
  { height:  597980 , difficulty:  76570905 , date:  "2015-08-21 09:06:39" },
  { height:  597981 , difficulty:  76375491 , date:  "2015-08-21 09:06:45" },
  { height:  597982 , difficulty:  76152688 , date:  "2015-08-21 09:12:44" },
  { height:  597983 , difficulty:  76228535 , date:  "2015-08-21 09:12:47" },
  { height:  597984 , difficulty:  76071462 , date:  "2015-08-21 09:30:05" },
  { height:  597985 , difficulty:  76044216 , date:  "2015-08-21 09:38:51" },
  { height:  597986 , difficulty:  76064488 , date:  "2015-08-21 09:39:14" },
  { height:  597987 , difficulty:  76041317 , date:  "2015-08-21 09:39:26" },
  { height:  597988 , difficulty:  76040032 , date:  "2015-08-21 09:54:45" },
  { height:  597989 , difficulty:  75994318 , date:  "2015-08-21 10:10:36" },
  { height:  597990 , difficulty:  76207738 , date:  "2015-08-21 10:20:04" },
  { height:  597991 , difficulty:  76157455 , date:  "2015-08-21 10:20:10" },
  { height:  597992 , difficulty:  75826794 , date:  "2015-08-21 10:22:00" },
  { height:  597993 , difficulty:  75853433 , date:  "2015-08-21 10:23:47" },
  { height:  597994 , difficulty:  75784733 , date:  "2015-08-21 10:27:47" },
  { height:  597995 , difficulty:  75576682 , date:  "2015-08-21 10:27:49" },
  { height:  597996 , difficulty:  75344882 , date:  "2015-08-21 10:29:47" },
  { height:  597997 , difficulty:  75326227 , date:  "2015-08-21 10:33:35" },
  { height:  597998 , difficulty:  75366371 , date:  "2015-08-21 10:38:43" },
  { height:  597999 , difficulty:  75326050 , date:  "2015-08-21 10:47:21" },
  { height:  598000 , difficulty:  75409198 , date:  "2015-08-21 10:50:24" },
  { height:  598001 , difficulty:  75395753 , date:  "2015-08-21 10:50:55" },
  { height:  598002 , difficulty:  74826982 , date:  "2015-08-21 10:57:11" },
  { height:  598003 , difficulty:  74839534 , date:  "2015-08-21 11:03:33" },
  { height:  598004 , difficulty:  74707034 , date:  "2015-08-21 11:15:16" },
  { height:  598005 , difficulty:  74800521 , date:  "2015-08-21 11:15:21" },
  { height:  598006 , difficulty:  74613382 , date:  "2015-08-21 11:17:07" },
  { height:  598007 , difficulty:  74833997 , date:  "2015-08-21 11:24:55" },
  { height:  598008 , difficulty:  74305192 , date:  "2015-08-21 11:24:58" },
  { height:  598009 , difficulty:  74390776 , date:  "2015-08-21 11:33:48" },
  { height:  598010 , difficulty:  74281223 , date:  "2015-08-21 11:39:24" },
  { height:  598011 , difficulty:  74260380 , date:  "2015-08-21 11:39:27" },
  { height:  598012 , difficulty:  73693153 , date:  "2015-08-21 11:48:08" },
  { height:  598013 , difficulty:  73757092 , date:  "2015-08-21 11:49:32" },
  { height:  598014 , difficulty:  73804994 , date:  "2015-08-21 11:49:36" },
  { height:  598015 , difficulty:  73705600 , date:  "2015-08-21 11:51:10" },
  { height:  598016 , difficulty:  73387555 , date:  "2015-08-21 11:52:44" },
  { height:  598017 , difficulty:  73423329 , date:  "2015-08-21 11:52:48" },
  { height:  598018 , difficulty:  73719795 , date:  "2015-08-21 11:54:46" },
  { height:  598019 , difficulty:  73684443 , date:  "2015-08-21 11:56:16" },
  { height:  598020 , difficulty:  73686075 , date:  "2015-08-21 12:08:09" },
  { height:  598021 , difficulty:  73803951 , date:  "2015-08-21 12:28:32" },
  { height:  598022 , difficulty:  73811630 , date:  "2015-08-21 12:28:36" },
  { height:  598023 , difficulty:  73657009 , date:  "2015-08-21 12:28:57" },
  { height:  598024 , difficulty:  73784457 , date:  "2015-08-21 12:35:45" },
  { height:  598025 , difficulty:  73999707 , date:  "2015-08-21 12:43:59" },
  { height:  598026 , difficulty:  73884157 , date:  "2015-08-21 12:53:26" },
  { height:  598027 , difficulty:  74030622 , date:  "2015-08-21 12:53:32" },
  { height:  598028 , difficulty:  74075897 , date:  "2015-08-21 12:57:19" },
  { height:  598029 , difficulty:  73982989 , date:  "2015-08-21 12:58:29" },
  { height:  598030 , difficulty:  74090377 , date:  "2015-08-21 12:58:34" },
  { height:  598031 , difficulty:  74181894 , date:  "2015-08-21 13:01:26" },
  { height:  598032 , difficulty:  74226489 , date:  "2015-08-21 13:12:06" },
  { height:  598033 , difficulty:  74144679 , date:  "2015-08-21 13:13:15" },
  { height:  598034 , difficulty:  74272167 , date:  "2015-08-21 13:16:18" },
  { height:  598035 , difficulty:  74129389 , date:  "2015-08-21 13:22:30" },
  { height:  598036 , difficulty:  74311213 , date:  "2015-08-21 13:22:30" },
  { height:  598037 , difficulty:  75200598 , date:  "2015-08-21 13:30:43" },
  { height:  598038 , difficulty:  75197460 , date:  "2015-08-21 13:37:41" },
  { height:  598039 , difficulty:  74943385 , date:  "2015-08-21 13:39:43" },
  { height:  598040 , difficulty:  74976231 , date:  "2015-08-21 13:45:05" },
  { height:  598041 , difficulty:  74864217 , date:  "2015-08-21 13:45:12" },
  { height:  598042 , difficulty:  74925303 , date:  "2015-08-21 13:45:51" },
  { height:  598043 , difficulty:  74885858 , date:  "2015-08-21 13:55:10" },
  { height:  598044 , difficulty:  74873094 , date:  "2015-08-21 13:56:42" },
  { height:  598045 , difficulty:  74968449 , date:  "2015-08-21 14:02:07" },
  { height:  598046 , difficulty:  74901760 , date:  "2015-08-21 14:06:48" },
  { height:  598047 , difficulty:  74732045 , date:  "2015-08-21 14:10:07" },
  { height:  598048 , difficulty:  74526398 , date:  "2015-08-21 14:19:07" },
  { height:  598049 , difficulty:  74520635 , date:  "2015-08-21 14:21:36" },
  { height:  598050 , difficulty:  74740226 , date:  "2015-08-21 14:29:55" },
  { height:  598051 , difficulty:  74540239 , date:  "2015-08-21 14:30:00" },
  { height:  598052 , difficulty:  74748438 , date:  "2015-08-21 14:30:56" },
  { height:  598053 , difficulty:  74735815 , date:  "2015-08-21 14:39:36" },
  { height:  598054 , difficulty:  74856767 , date:  "2015-08-21 14:39:38" },
  { height:  598055 , difficulty:  74815395 , date:  "2015-08-21 14:52:34" },
  { height:  598056 , difficulty:  74984574 , date:  "2015-08-21 14:52:44" },
  { height:  598057 , difficulty:  74977522 , date:  "2015-08-21 14:52:49" },
  { height:  598058 , difficulty:  74976620 , date:  "2015-08-21 14:52:54" },
  { height:  598059 , difficulty:  74991174 , date:  "2015-08-21 15:08:26" },
  { height:  598060 , difficulty:  74655407 , date:  "2015-08-21 15:08:33" },
  { height:  598061 , difficulty:  74447878 , date:  "2015-08-21 15:08:54" },
  { height:  598062 , difficulty:  74616859 , date:  "2015-08-21 15:08:57" },
  { height:  598063 , difficulty:  74838832 , date:  "2015-08-21 15:14:25" },
  { height:  598064 , difficulty:  74406311 , date:  "2015-08-21 15:14:50" },
  { height:  598065 , difficulty:  74335392 , date:  "2015-08-21 15:23:12" },
  { height:  598066 , difficulty:  74066945 , date:  "2015-08-21 15:23:14" },
  { height:  598067 , difficulty:  74094413 , date:  "2015-08-21 15:24:50" },
  { height:  598068 , difficulty:  74048768 , date:  "2015-08-21 15:24:56" },
  { height:  598069 , difficulty:  74111985 , date:  "2015-08-21 15:47:30" },
  { height:  598070 , difficulty:  73996428 , date:  "2015-08-21 15:47:31" },
  { height:  598071 , difficulty:  74272798 , date:  "2015-08-21 15:59:54" },
  { height:  598072 , difficulty:  74209942 , date:  "2015-08-21 15:59:56" },
  { height:  598073 , difficulty:  74351451 , date:  "2015-08-21 16:04:57" },
  { height:  598074 , difficulty:  74201209 , date:  "2015-08-21 16:13:58" },
  { height:  598075 , difficulty:  73982954 , date:  "2015-08-21 16:20:08" },
  { height:  598076 , difficulty:  73963259 , date:  "2015-08-21 16:20:34" },
  { height:  598077 , difficulty:  74151323 , date:  "2015-08-21 16:30:31" },
  { height:  598078 , difficulty:  73966712 , date:  "2015-08-21 16:32:54" },
  { height:  598079 , difficulty:  73924832 , date:  "2015-08-21 16:33:02" },
  { height:  598080 , difficulty:  73593094 , date:  "2015-08-21 16:37:33" },
  { height:  598081 , difficulty:  73593548 , date:  "2015-08-21 16:42:03" },
  { height:  598082 , difficulty:  73536315 , date:  "2015-08-21 16:42:07" },
  { height:  598083 , difficulty:  73664284 , date:  "2015-08-21 16:46:03" },
  { height:  598084 , difficulty:  73651829 , date:  "2015-08-21 16:59:57" },
  { height:  598085 , difficulty:  73763890 , date:  "2015-08-21 17:00:00" },
  { height:  598086 , difficulty:  73599811 , date:  "2015-08-21 17:06:26" },
  { height:  598087 , difficulty:  73627711 , date:  "2015-08-21 17:08:54" },
  { height:  598088 , difficulty:  73429060 , date:  "2015-08-21 17:10:39" },
  { height:  598089 , difficulty:  73528594 , date:  "2015-08-21 17:13:19" },
  { height:  598090 , difficulty:  73513839 , date:  "2015-08-21 17:15:37" },
  { height:  598091 , difficulty:  73587938 , date:  "2015-08-21 17:28:19" },
  { height:  598092 , difficulty:  73562333 , date:  "2015-08-21 17:28:21" },
  { height:  598093 , difficulty:  73580998 , date:  "2015-08-21 17:32:42" },
  { height:  598094 , difficulty:  73943410 , date:  "2015-08-21 17:33:32" },
  { height:  598095 , difficulty:  74192461 , date:  "2015-08-21 17:39:09" },
  { height:  598096 , difficulty:  74286490 , date:  "2015-08-21 17:45:06" },
  { height:  598097 , difficulty:  73919121 , date:  "2015-08-21 17:52:53" },
  { height:  598098 , difficulty:  73950632 , date:  "2015-08-21 17:54:52" },
  { height:  598099 , difficulty:  74074398 , date:  "2015-08-21 17:54:56" },
  { height:  598100 , difficulty:  73874384 , date:  "2015-08-21 18:07:22" },
  { height:  598101 , difficulty:  73740121 , date:  "2015-08-21 18:12:20" },
  { height:  598102 , difficulty:  73468758 , date:  "2015-08-21 18:17:11" },
  { height:  598103 , difficulty:  73558993 , date:  "2015-08-21 18:17:17" },
  { height:  598104 , difficulty:  73444810 , date:  "2015-08-21 18:50:59" },
  { height:  598105 , difficulty:  73432118 , date:  "2015-08-21 18:51:25" },
  { height:  598106 , difficulty:  73572027 , date:  "2015-08-21 18:51:31" },
  { height:  598107 , difficulty:  73777447 , date:  "2015-08-21 18:59:50" },
  { height:  598108 , difficulty:  73517262 , date:  "2015-08-21 19:07:51" },
  { height:  598109 , difficulty:  73585781 , date:  "2015-08-21 19:16:17" },
  { height:  598110 , difficulty:  73652465 , date:  "2015-08-21 19:16:23" },
  { height:  598111 , difficulty:  73573732 , date:  "2015-08-21 19:20:20" },
  { height:  598112 , difficulty:  73721420 , date:  "2015-08-21 19:22:32" },
  { height:  598113 , difficulty:  73695656 , date:  "2015-08-21 19:22:35" },
  { height:  598114 , difficulty:  73644803 , date:  "2015-08-21 19:26:40" },
  { height:  598115 , difficulty:  73580125 , date:  "2015-08-21 19:27:01" },
  { height:  598116 , difficulty:  73498523 , date:  "2015-08-21 19:31:02" },
  { height:  598117 , difficulty:  73707737 , date:  "2015-08-21 19:37:52" },
  { height:  598118 , difficulty:  73690604 , date:  "2015-08-21 19:38:30" },
  { height:  598119 , difficulty:  73810503 , date:  "2015-08-21 19:43:23" },
  { height:  598120 , difficulty:  73758813 , date:  "2015-08-21 19:46:12" },
  { height:  598121 , difficulty:  73868046 , date:  "2015-08-21 19:47:01" },
  { height:  598122 , difficulty:  73845589 , date:  "2015-08-21 19:55:14" },
  { height:  598123 , difficulty:  73743566 , date:  "2015-08-21 19:55:59" },
  { height:  598124 , difficulty:  73660681 , date:  "2015-08-21 19:56:59" },
  { height:  598125 , difficulty:  73580064 , date:  "2015-08-21 19:59:41" },
  { height:  598126 , difficulty:  73391537 , date:  "2015-08-21 19:59:43" },
  { height:  598127 , difficulty:  73398460 , date:  "2015-08-21 20:03:51" },
  { height:  598128 , difficulty:  73397904 , date:  "2015-08-21 20:06:29" },
  { height:  598129 , difficulty:  73195545 , date:  "2015-08-21 20:08:38" },
  { height:  598130 , difficulty:  73228894 , date:  "2015-08-21 20:11:50" },
  { height:  598131 , difficulty:  73034800 , date:  "2015-08-21 20:11:52" },
  { height:  598132 , difficulty:  73264244 , date:  "2015-08-21 20:13:54" },
  { height:  598133 , difficulty:  73401957 , date:  "2015-08-21 20:24:03" },
  { height:  598134 , difficulty:  73389254 , date:  "2015-08-21 20:24:06" },
  { height:  598135 , difficulty:  73012811 , date:  "2015-08-21 20:30:11" },
  { height:  598136 , difficulty:  73258454 , date:  "2015-08-21 20:32:16" },
  { height:  598137 , difficulty:  73244039 , date:  "2015-08-21 20:41:28" },
  { height:  598138 , difficulty:  73399104 , date:  "2015-08-21 20:43:54" },
  { height:  598139 , difficulty:  73396884 , date:  "2015-08-21 20:45:45" },
  { height:  598140 , difficulty:  73373336 , date:  "2015-08-21 20:45:51" },
  { height:  598141 , difficulty:  73211596 , date:  "2015-08-21 20:52:26" },
  { height:  598142 , difficulty:  73226443 , date:  "2015-08-21 20:55:54" },
  { height:  598143 , difficulty:  73304775 , date:  "2015-08-21 20:59:34" },
  { height:  598144 , difficulty:  73307047 , date:  "2015-08-21 21:03:20" },
  { height:  598145 , difficulty:  72830721 , date:  "2015-08-21 21:14:28" },
  { height:  598146 , difficulty:  72859588 , date:  "2015-08-21 21:14:32" },
  { height:  598147 , difficulty:  72618902 , date:  "2015-08-21 21:20:35" },
  { height:  598148 , difficulty:  72616481 , date:  "2015-08-21 21:31:36" },
  { height:  598149 , difficulty:  72543014 , date:  "2015-08-21 21:32:58" },
  { height:  598150 , difficulty:  72536602 , date:  "2015-08-21 21:33:01" },
  { height:  598151 , difficulty:  72438725 , date:  "2015-08-21 21:43:00" },
  { height:  598152 , difficulty:  72453152 , date:  "2015-08-21 21:45:54" },
  { height:  598153 , difficulty:  72285161 , date:  "2015-08-21 21:46:00" },
  { height:  598154 , difficulty:  72273788 , date:  "2015-08-21 22:03:40" },
  { height:  598155 , difficulty:  72279517 , date:  "2015-08-21 22:07:03" },
  { height:  598156 , difficulty:  72432728 , date:  "2015-08-21 22:07:04" },
  { height:  598157 , difficulty:  72300127 , date:  "2015-08-21 22:20:16" },
  { height:  598158 , difficulty:  72397860 , date:  "2015-08-21 22:22:20" },
  { height:  598159 , difficulty:  72297393 , date:  "2015-08-21 22:22:23" },
  { height:  598160 , difficulty:  71993730 , date:  "2015-08-21 22:24:18" },
  { height:  598161 , difficulty:  72090680 , date:  "2015-08-21 22:27:59" },
  { height:  598162 , difficulty:  72016089 , date:  "2015-08-21 22:30:32" },
  { height:  598163 , difficulty:  71955550 , date:  "2015-08-21 22:30:37" },
  { height:  598164 , difficulty:  72073712 , date:  "2015-08-21 22:36:54" },
  { height:  598165 , difficulty:  72169926 , date:  "2015-08-21 22:49:06" },
  { height:  598166 , difficulty:  72171560 , date:  "2015-08-21 22:49:12" },
  { height:  598167 , difficulty:  71841089 , date:  "2015-08-21 22:53:18" },
  { height:  598168 , difficulty:  71826184 , date:  "2015-08-21 22:53:29" },
  { height:  598169 , difficulty:  71846534 , date:  "2015-08-21 22:53:33" },
  { height:  598170 , difficulty:  71883506 , date:  "2015-08-21 23:02:09" },
  { height:  598171 , difficulty:  71724806 , date:  "2015-08-21 23:09:35" },
  { height:  598172 , difficulty:  71594624 , date:  "2015-08-21 23:12:32" },
  { height:  598173 , difficulty:  71645336 , date:  "2015-08-21 23:16:15" },
  { height:  598174 , difficulty:  71583800 , date:  "2015-08-21 23:25:06" },
  { height:  598175 , difficulty:  71678368 , date:  "2015-08-21 23:26:02" },
  { height:  598176 , difficulty:  71466695 , date:  "2015-08-21 23:34:39" },
  { height:  598177 , difficulty:  71327499 , date:  "2015-08-21 23:34:41" },
  { height:  598178 , difficulty:  71211654 , date:  "2015-08-21 23:38:38" },
  { height:  598179 , difficulty:  71311466 , date:  "2015-08-21 23:44:06" },
  { height:  598180 , difficulty:  70431045 , date:  "2015-08-21 23:44:09" },
  { height:  598181 , difficulty:  70493866 , date:  "2015-08-21 23:56:04" },
  { height:  598182 , difficulty:  70544609 , date:  "2015-08-22 00:03:05" },
  { height:  598183 , difficulty:  70357836 , date:  "2015-08-22 00:03:07" },
  { height:  598184 , difficulty:  70141847 , date:  "2015-08-22 00:08:49" },
  { height:  598185 , difficulty:  69932413 , date:  "2015-08-22 00:15:10" },
  { height:  598186 , difficulty:  69971793 , date:  "2015-08-22 00:15:14" },
  { height:  598187 , difficulty:  69916921 , date:  "2015-08-22 00:25:27" },
  { height:  598188 , difficulty:  70098432 , date:  "2015-08-22 00:36:03" },
  { height:  598189 , difficulty:  70185345 , date:  "2015-08-22 00:36:07" },
  { height:  598190 , difficulty:  70078312 , date:  "2015-08-22 00:45:30" },
  { height:  598191 , difficulty:  70068085 , date:  "2015-08-22 00:47:22" },
  { height:  598192 , difficulty:  70163654 , date:  "2015-08-22 00:48:45" },
  { height:  598193 , difficulty:  70242397 , date:  "2015-08-22 00:49:29" },
  { height:  598194 , difficulty:  70532794 , date:  "2015-08-22 01:04:21" },
  { height:  598195 , difficulty:  70784485 , date:  "2015-08-22 01:04:23" },
  { height:  598196 , difficulty:  70961037 , date:  "2015-08-22 01:05:15" },
  { height:  598197 , difficulty:  71220106 , date:  "2015-08-22 01:13:55" },
  { height:  598198 , difficulty:  70992407 , date:  "2015-08-22 01:14:01" },
  { height:  598199 , difficulty:  71018765 , date:  "2015-08-22 01:20:39" },
  { height:  598200 , difficulty:  71220291 , date:  "2015-08-22 01:30:32" },
  { height:  598201 , difficulty:  71135799 , date:  "2015-08-22 01:30:39" },
  { height:  598202 , difficulty:  71130290 , date:  "2015-08-22 01:32:09" },
  { height:  598203 , difficulty:  71456189 , date:  "2015-08-22 01:41:03" },
  { height:  598204 , difficulty:  71524170 , date:  "2015-08-22 01:41:08" },
  { height:  598205 , difficulty:  71453024 , date:  "2015-08-22 01:46:04" },
  { height:  598206 , difficulty:  71576237 , date:  "2015-08-22 01:52:30" },
  { height:  598207 , difficulty:  71562175 , date:  "2015-08-22 01:52:36" },
  { height:  598208 , difficulty:  71622411 , date:  "2015-08-22 02:00:04" },
  { height:  598209 , difficulty:  71342670 , date:  "2015-08-22 02:01:11" },
  { height:  598210 , difficulty:  71441002 , date:  "2015-08-22 02:06:38" },
  { height:  598211 , difficulty:  71442492 , date:  "2015-08-22 02:06:40" },
  { height:  598212 , difficulty:  71375286 , date:  "2015-08-22 02:08:37" },
  { height:  598213 , difficulty:  71189230 , date:  "2015-08-22 02:13:06" },
  { height:  598214 , difficulty:  71444964 , date:  "2015-08-22 02:21:42" },
  { height:  598215 , difficulty:  71384913 , date:  "2015-08-22 02:21:46" },
  { height:  598216 , difficulty:  71369703 , date:  "2015-08-22 02:34:00" },
  { height:  598217 , difficulty:  71312406 , date:  "2015-08-22 02:34:01" },
  { height:  598218 , difficulty:  71485754 , date:  "2015-08-22 02:43:31" },
  { height:  598219 , difficulty:  71374185 , date:  "2015-08-22 03:04:24" },
  { height:  598220 , difficulty:  71501949 , date:  "2015-08-22 03:04:30" },
  { height:  598221 , difficulty:  71193835 , date:  "2015-08-22 03:05:25" },
  { height:  598222 , difficulty:  71297130 , date:  "2015-08-22 03:13:55" },
  { height:  598223 , difficulty:  71154634 , date:  "2015-08-22 03:21:28" },
  { height:  598224 , difficulty:  70859405 , date:  "2015-08-22 03:38:52" },
  { height:  598225 , difficulty:  70843155 , date:  "2015-08-22 03:41:55" },
  { height:  598226 , difficulty:  70942828 , date:  "2015-08-22 03:42:35" },
  { height:  598227 , difficulty:  70999644 , date:  "2015-08-22 03:46:43" },
  { height:  598228 , difficulty:  71112044 , date:  "2015-08-22 03:47:02" },
  { height:  598229 , difficulty:  71409008 , date:  "2015-08-22 03:51:29" },
  { height:  598230 , difficulty:  70927296 , date:  "2015-08-22 03:53:14" },
  { height:  598231 , difficulty:  70823596 , date:  "2015-08-22 03:54:16" },
  { height:  598232 , difficulty:  70926617 , date:  "2015-08-22 03:59:00" },
  { height:  598233 , difficulty:  70599454 , date:  "2015-08-22 04:10:37" },
  { height:  598234 , difficulty:  70651409 , date:  "2015-08-22 04:19:36" },
  { height:  598235 , difficulty:  70634859 , date:  "2015-08-22 04:19:43" },
  { height:  598236 , difficulty:  70604628 , date:  "2015-08-22 04:25:19" },
  { height:  598237 , difficulty:  70491599 , date:  "2015-08-22 04:26:51" },
  { height:  598238 , difficulty:  70608891 , date:  "2015-08-22 04:31:19" },
  { height:  598239 , difficulty:  71062327 , date:  "2015-08-22 04:32:06" },
  { height:  598240 , difficulty:  70995577 , date:  "2015-08-22 04:32:11" },
  { height:  598241 , difficulty:  70702551 , date:  "2015-08-22 04:39:06" },
  { height:  598242 , difficulty:  70683021 , date:  "2015-08-22 04:39:09" },
  { height:  598243 , difficulty:  70622317 , date:  "2015-08-22 04:50:00" },
  { height:  598244 , difficulty:  70712716 , date:  "2015-08-22 04:50:04" },
  { height:  598245 , difficulty:  70754131 , date:  "2015-08-22 04:52:39" },
  { height:  598246 , difficulty:  70511905 , date:  "2015-08-22 04:58:54" },
  { height:  598247 , difficulty:  70306580 , date:  "2015-08-22 05:00:33" },
  { height:  598248 , difficulty:  70478621 , date:  "2015-08-22 05:01:29" },
  { height:  598249 , difficulty:  70405241 , date:  "2015-08-22 05:04:02" },
  { height:  598250 , difficulty:  70193668 , date:  "2015-08-22 05:04:07" },
  { height:  598251 , difficulty:  70308552 , date:  "2015-08-22 05:09:28" },
  { height:  598252 , difficulty:  70286827 , date:  "2015-08-22 05:18:08" },
  { height:  598253 , difficulty:  70424819 , date:  "2015-08-22 05:26:00" },
  { height:  598254 , difficulty:  70733872 , date:  "2015-08-22 05:26:18" },
  { height:  598255 , difficulty:  70775614 , date:  "2015-08-22 05:29:06" },
  { height:  598256 , difficulty:  70754943 , date:  "2015-08-22 05:38:15" },
  { height:  598257 , difficulty:  70946917 , date:  "2015-08-22 05:54:17" },
  { height:  598258 , difficulty:  70831799 , date:  "2015-08-22 05:59:59" },
  { height:  598259 , difficulty:  70913033 , date:  "2015-08-22 06:00:02" },
  { height:  598260 , difficulty:  70741032 , date:  "2015-08-22 06:02:50" },
  { height:  598261 , difficulty:  70604618 , date:  "2015-08-22 06:14:51" },
  { height:  598262 , difficulty:  70697883 , date:  "2015-08-22 06:14:54" },
  { height:  598263 , difficulty:  70505953 , date:  "2015-08-22 06:18:13" },
  { height:  598264 , difficulty:  70210548 , date:  "2015-08-22 06:19:30" },
  { height:  598265 , difficulty:  70191380 , date:  "2015-08-22 06:20:06" },
  { height:  598266 , difficulty:  70140904 , date:  "2015-08-22 06:33:19" },
  { height:  598267 , difficulty:  70374989 , date:  "2015-08-22 06:35:18" },
  { height:  598268 , difficulty:  70565623 , date:  "2015-08-22 06:35:22" },
  { height:  598269 , difficulty:  70769966 , date:  "2015-08-22 06:38:27" },
  { height:  598270 , difficulty:  70359775 , date:  "2015-08-22 06:43:30" },
  { height:  598271 , difficulty:  70408110 , date:  "2015-08-22 06:43:32" },
  { height:  598272 , difficulty:  70428127 , date:  "2015-08-22 06:59:25" },
  { height:  598273 , difficulty:  70215090 , date:  "2015-08-22 06:59:31" },
  { height:  598274 , difficulty:  70270324 , date:  "2015-08-22 07:06:00" },
  { height:  598275 , difficulty:  70078761 , date:  "2015-08-22 07:06:04" },
  { height:  598276 , difficulty:  69979808 , date:  "2015-08-22 07:08:51" },
  { height:  598277 , difficulty:  70071034 , date:  "2015-08-22 07:15:36" },
  { height:  598278 , difficulty:  70087403 , date:  "2015-08-22 07:20:01" },
  { height:  598279 , difficulty:  69866299 , date:  "2015-08-22 07:21:13" },
  { height:  598280 , difficulty:  70376809 , date:  "2015-08-22 07:21:16" },
  { height:  598281 , difficulty:  70254925 , date:  "2015-08-22 07:21:26" },
  { height:  598282 , difficulty:  70069899 , date:  "2015-08-22 07:32:29" },
  { height:  598283 , difficulty:  70315850 , date:  "2015-08-22 07:33:16" },
  { height:  598284 , difficulty:  70104977 , date:  "2015-08-22 07:39:57" },
  { height:  598285 , difficulty:  70375469 , date:  "2015-08-22 07:40:02" },
  { height:  598286 , difficulty:  70235859 , date:  "2015-08-22 07:40:57" },
  { height:  598287 , difficulty:  70442230 , date:  "2015-08-22 07:45:43" },
  { height:  598288 , difficulty:  70525321 , date:  "2015-08-22 07:46:22" },
  { height:  598289 , difficulty:  70743688 , date:  "2015-08-22 08:08:57" },
  { height:  598290 , difficulty:  70498687 , date:  "2015-08-22 08:09:37" },
  { height:  598291 , difficulty:  70580190 , date:  "2015-08-22 08:14:45" },
  { height:  598292 , difficulty:  70346561 , date:  "2015-08-22 08:19:42" },
  { height:  598293 , difficulty:  70327306 , date:  "2015-08-22 08:22:15" },
  { height:  598294 , difficulty:  70156708 , date:  "2015-08-22 08:28:53" },
  { height:  598295 , difficulty:  69684914 , date:  "2015-08-22 08:40:06" },
  { height:  598296 , difficulty:  69670377 , date:  "2015-08-22 08:40:43" },
  { height:  598297 , difficulty:  69643371 , date:  "2015-08-22 08:48:50" },
  { height:  598298 , difficulty:  69794990 , date:  "2015-08-22 08:48:56" },
  { height:  598299 , difficulty:  69584388 , date:  "2015-08-22 08:54:10" },
  { height:  598300 , difficulty:  69143397 , date:  "2015-08-22 08:57:32" },
  { height:  598301 , difficulty:  69068760 , date:  "2015-08-22 09:03:34" },
  { height:  598302 , difficulty:  69092953 , date:  "2015-08-22 09:05:47" },
  { height:  598303 , difficulty:  68972087 , date:  "2015-08-22 09:06:11" },
  { height:  598304 , difficulty:  69262697 , date:  "2015-08-22 09:19:36" },
  { height:  598305 , difficulty:  69281329 , date:  "2015-08-22 09:27:27" },
  { height:  598306 , difficulty:  69227897 , date:  "2015-08-22 09:27:30" },
  { height:  598307 , difficulty:  69240381 , date:  "2015-08-22 09:44:24" },
  { height:  598308 , difficulty:  69103813 , date:  "2015-08-22 09:49:11" },
  { height:  598309 , difficulty:  69253264 , date:  "2015-08-22 09:49:15" },
  { height:  598310 , difficulty:  69066597 , date:  "2015-08-22 09:49:36" },
  { height:  598311 , difficulty:  69046053 , date:  "2015-08-22 09:55:16" },
  { height:  598312 , difficulty:  69098111 , date:  "2015-08-22 09:59:23" },
  { height:  598313 , difficulty:  69388853 , date:  "2015-08-22 10:00:34" },
  { height:  598314 , difficulty:  69258158 , date:  "2015-08-22 10:08:44" },
  { height:  598315 , difficulty:  69356754 , date:  "2015-08-22 10:13:37" },
  { height:  598316 , difficulty:  69351634 , date:  "2015-08-22 10:24:01" },
  { height:  598317 , difficulty:  69398745 , date:  "2015-08-22 10:26:22" },
  { height:  598318 , difficulty:  69508200 , date:  "2015-08-22 10:26:28" },
  { height:  598319 , difficulty:  69211653 , date:  "2015-08-22 10:30:19" },
  { height:  598320 , difficulty:  69204315 , date:  "2015-08-22 10:35:29" },
  { height:  598321 , difficulty:  69119651 , date:  "2015-08-22 10:35:33" },
  { height:  598322 , difficulty:  69000270 , date:  "2015-08-22 10:50:19" },
  { height:  598323 , difficulty:  69038076 , date:  "2015-08-22 11:10:21" },
  { height:  598324 , difficulty:  68995391 , date:  "2015-08-22 11:14:00" },
  { height:  598325 , difficulty:  69302388 , date:  "2015-08-22 11:14:01" },
  { height:  598326 , difficulty:  69324631 , date:  "2015-08-22 11:28:26" },
  { height:  598327 , difficulty:  69490555 , date:  "2015-08-22 11:32:09" },
  { height:  598328 , difficulty:  69272005 , date:  "2015-08-22 11:41:28" },
  { height:  598329 , difficulty:  69274252 , date:  "2015-08-22 11:41:29" },
  { height:  598330 , difficulty:  69248410 , date:  "2015-08-22 11:41:49" },
  { height:  598331 , difficulty:  69218082 , date:  "2015-08-22 11:47:03" },
  { height:  598332 , difficulty:  69228207 , date:  "2015-08-22 11:51:54" },
  { height:  598333 , difficulty:  68803949 , date:  "2015-08-22 11:59:41" },
  { height:  598334 , difficulty:  68691208 , date:  "2015-08-22 11:59:45" },
  { height:  598335 , difficulty:  68811607 , date:  "2015-08-22 12:03:07" },
  { height:  598336 , difficulty:  68722739 , date:  "2015-08-22 12:03:09" },
  { height:  598337 , difficulty:  68526968 , date:  "2015-08-22 12:11:23" },
  { height:  598338 , difficulty:  68507759 , date:  "2015-08-22 12:12:58" },
  { height:  598339 , difficulty:  68423209 , date:  "2015-08-22 12:17:36" },
  { height:  598340 , difficulty:  68460181 , date:  "2015-08-22 12:17:39" },
  { height:  598341 , difficulty:  68694510 , date:  "2015-08-22 12:18:43" },
  { height:  598342 , difficulty:  68346432 , date:  "2015-08-22 12:19:24" },
  { height:  598343 , difficulty:  68279815 , date:  "2015-08-22 12:21:01" },
  { height:  598344 , difficulty:  68338981 , date:  "2015-08-22 12:21:03" },
  { height:  598345 , difficulty:  68245715 , date:  "2015-08-22 12:29:02" },
  { height:  598346 , difficulty:  68158153 , date:  "2015-08-22 12:36:33" },
  { height:  598347 , difficulty:  68566154 , date:  "2015-08-22 12:36:35" },
  { height:  598348 , difficulty:  68214751 , date:  "2015-08-22 12:38:14" },
  { height:  598349 , difficulty:  68194763 , date:  "2015-08-22 12:38:20" },
  { height:  598350 , difficulty:  68189028 , date:  "2015-08-22 12:42:21" },
  { height:  598351 , difficulty:  68225915 , date:  "2015-08-22 12:44:17" },
  { height:  598352 , difficulty:  68138953 , date:  "2015-08-22 12:46:51" },
  { height:  598353 , difficulty:  67957813 , date:  "2015-08-22 12:47:40" },
  { height:  598354 , difficulty:  68291834 , date:  "2015-08-22 12:51:40" },
  { height:  598355 , difficulty:  68243744 , date:  "2015-08-22 12:52:28" },
  { height:  598356 , difficulty:  68339081 , date:  "2015-08-22 12:52:54" },
  { height:  598357 , difficulty:  68391991 , date:  "2015-08-22 12:52:56" },
  { height:  598358 , difficulty:  68641859 , date:  "2015-08-22 13:02:31" },
  { height:  598359 , difficulty:  68612432 , date:  "2015-08-22 13:02:33" },
  { height:  598360 , difficulty:  68425108 , date:  "2015-08-22 13:08:09" },
  { height:  598361 , difficulty:  68473190 , date:  "2015-08-22 13:08:14" },
  { height:  598362 , difficulty:  68502202 , date:  "2015-08-22 13:08:43" },
  { height:  598363 , difficulty:  68593689 , date:  "2015-08-22 13:16:08" },
  { height:  598364 , difficulty:  68561996 , date:  "2015-08-22 13:16:15" },
  { height:  598365 , difficulty:  68006258 , date:  "2015-08-22 13:34:45" },
  { height:  598366 , difficulty:  68083639 , date:  "2015-08-22 13:34:48" },
  { height:  598367 , difficulty:  68094349 , date:  "2015-08-22 13:37:50" },
  { height:  598368 , difficulty:  67955793 , date:  "2015-08-22 13:41:59" },
  { height:  598369 , difficulty:  67885568 , date:  "2015-08-22 13:42:05" },
  { height:  598370 , difficulty:  67882425 , date:  "2015-08-22 13:54:38" },
  { height:  598371 , difficulty:  67642825 , date:  "2015-08-22 13:59:05" },
  { height:  598372 , difficulty:  67658867 , date:  "2015-08-22 13:59:12" },
  { height:  598373 , difficulty:  67456228 , date:  "2015-08-22 13:59:34" },
  { height:  598374 , difficulty:  67469476 , date:  "2015-08-22 14:10:23" },
  { height:  598375 , difficulty:  67647615 , date:  "2015-08-22 14:11:39" },
  { height:  598376 , difficulty:  67547089 , date:  "2015-08-22 14:18:55" },
  { height:  598377 , difficulty:  67387234 , date:  "2015-08-22 14:18:57" },
  { height:  598378 , difficulty:  67445490 , date:  "2015-08-22 14:27:21" },
  { height:  598379 , difficulty:  67418660 , date:  "2015-08-22 14:29:04" },
  { height:  598380 , difficulty:  67124366 , date:  "2015-08-22 14:41:36" },
  { height:  598381 , difficulty:  67050369 , date:  "2015-08-22 14:49:47" },
  { height:  598382 , difficulty:  67032643 , date:  "2015-08-22 14:51:39" },
  { height:  598383 , difficulty:  66619697 , date:  "2015-08-22 14:55:43" },
  { height:  598384 , difficulty:  66698613 , date:  "2015-08-22 14:55:46" },
  { height:  598385 , difficulty:  66681150 , date:  "2015-08-22 14:56:05" },
  { height:  598386 , difficulty:  66782554 , date:  "2015-08-22 15:01:25" },
  { height:  598387 , difficulty:  66685367 , date:  "2015-08-22 15:11:57" },
  { height:  598388 , difficulty:  66617317 , date:  "2015-08-22 15:13:45" },
  { height:  598389 , difficulty:  66572958 , date:  "2015-08-22 15:23:48" },
  { height:  598390 , difficulty:  66413307 , date:  "2015-08-22 15:23:50" },
  { height:  598391 , difficulty:  66467640 , date:  "2015-08-22 15:25:01" },
  { height:  598392 , difficulty:  66385690 , date:  "2015-08-22 15:34:04" },
  { height:  598393 , difficulty:  66335038 , date:  "2015-08-22 15:34:06" },
  { height:  598394 , difficulty:  66414479 , date:  "2015-08-22 15:38:51" },
  { height:  598395 , difficulty:  66461515 , date:  "2015-08-22 15:43:31" },
  { height:  598396 , difficulty:  66341122 , date:  "2015-08-22 15:45:30" },
  { height:  598397 , difficulty:  66330736 , date:  "2015-08-22 15:48:58" },
  { height:  598398 , difficulty:  65982016 , date:  "2015-08-22 15:49:44" },
  { height:  598399 , difficulty:  65846395 , date:  "2015-08-22 15:52:31" },
  { height:  598400 , difficulty:  65835558 , date:  "2015-08-22 15:57:16" },
  { height:  598401 , difficulty:  65830838 , date:  "2015-08-22 16:03:23" },
  { height:  598402 , difficulty:  65517689 , date:  "2015-08-22 16:14:06" },
  { height:  598403 , difficulty:  65430870 , date:  "2015-08-22 16:14:09" },
  { height:  598404 , difficulty:  65384635 , date:  "2015-08-22 16:17:47" },
  { height:  598405 , difficulty:  65536430 , date:  "2015-08-22 16:23:12" },
  { height:  598406 , difficulty:  65511638 , date:  "2015-08-22 16:30:12" },
  { height:  598407 , difficulty:  65495942 , date:  "2015-08-22 16:30:14" },
  { height:  598408 , difficulty:  65366865 , date:  "2015-08-22 16:35:19" },
  { height:  598409 , difficulty:  65304758 , date:  "2015-08-22 16:37:38" },
  { height:  598410 , difficulty:  65300380 , date:  "2015-08-22 16:45:55" },
  { height:  598411 , difficulty:  65213924 , date:  "2015-08-22 16:45:59" },
  { height:  598412 , difficulty:  65194601 , date:  "2015-08-22 16:46:14" },
  { height:  598413 , difficulty:  65073977 , date:  "2015-08-22 16:59:47" },
  { height:  598414 , difficulty:  65108582 , date:  "2015-08-22 17:12:03" },
  { height:  598415 , difficulty:  65172939 , date:  "2015-08-22 17:19:01" },
  { height:  598416 , difficulty:  65152463 , date:  "2015-08-22 17:21:06" },
  { height:  598417 , difficulty:  65181075 , date:  "2015-08-22 17:24:15" },
  { height:  598418 , difficulty:  65177023 , date:  "2015-08-22 17:26:06" },
  { height:  598419 , difficulty:  65296657 , date:  "2015-08-22 17:29:00" },
  { height:  598420 , difficulty:  65565754 , date:  "2015-08-22 17:29:05" },
  { height:  598421 , difficulty:  65358390 , date:  "2015-08-22 17:32:32" },
  { height:  598422 , difficulty:  65223906 , date:  "2015-08-22 17:34:50" },
  { height:  598423 , difficulty:  65362319 , date:  "2015-08-22 17:40:57" },
  { height:  598424 , difficulty:  65304319 , date:  "2015-08-22 17:41:30" },
  { height:  598425 , difficulty:  65313695 , date:  "2015-08-22 17:44:02" },
  { height:  598426 , difficulty:  65252454 , date:  "2015-08-22 17:59:29" },
  { height:  598427 , difficulty:  65189468 , date:  "2015-08-22 17:59:35" },
  { height:  598428 , difficulty:  65235219 , date:  "2015-08-22 18:01:14" },
  { height:  598429 , difficulty:  65235143 , date:  "2015-08-22 18:07:24" },
  { height:  598430 , difficulty:  65358183 , date:  "2015-08-22 18:07:35" },
  { height:  598431 , difficulty:  65320644 , date:  "2015-08-22 18:10:03" },
  { height:  598432 , difficulty:  65521818 , date:  "2015-08-22 18:12:45" },
  { height:  598433 , difficulty:  65577955 , date:  "2015-08-22 18:12:49" },
  { height:  598434 , difficulty:  65350055 , date:  "2015-08-22 18:13:18" },
  { height:  598435 , difficulty:  65330196 , date:  "2015-08-22 18:14:46" },
  { height:  598436 , difficulty:  65222938 , date:  "2015-08-22 18:16:49" },
  { height:  598437 , difficulty:  65203212 , date:  "2015-08-22 18:17:40" },
  { height:  598438 , difficulty:  65392422 , date:  "2015-08-22 18:18:19" },
  { height:  598439 , difficulty:  65336177 , date:  "2015-08-22 18:20:47" },
  { height:  598440 , difficulty:  65313730 , date:  "2015-08-22 18:34:21" },
  { height:  598441 , difficulty:  65021502 , date:  "2015-08-22 18:34:24" },
  { height:  598442 , difficulty:  65173694 , date:  "2015-08-22 18:37:58" },
  { height:  598443 , difficulty:  65084020 , date:  "2015-08-22 18:37:59" },
  { height:  598444 , difficulty:  65283221 , date:  "2015-08-22 18:51:44" },
  { height:  598445 , difficulty:  65261247 , date:  "2015-08-22 18:52:45" },
  { height:  598446 , difficulty:  65024818 , date:  "2015-08-22 18:57:13" },
  { height:  598447 , difficulty:  65130578 , date:  "2015-08-22 18:57:19" },
  { height:  598448 , difficulty:  65297133 , date:  "2015-08-22 19:01:11" },
  { height:  598449 , difficulty:  65356353 , date:  "2015-08-22 19:07:17" },
  { height:  598450 , difficulty:  65198953 , date:  "2015-08-22 19:07:23" },
  { height:  598451 , difficulty:  65273124 , date:  "2015-08-22 19:17:36" },
  { height:  598452 , difficulty:  65190098 , date:  "2015-08-22 19:23:23" },
  { height:  598453 , difficulty:  65264400 , date:  "2015-08-22 19:24:07" },
  { height:  598454 , difficulty:  65106193 , date:  "2015-08-22 19:24:13" },
  { height:  598455 , difficulty:  65293989 , date:  "2015-08-22 19:24:38" },
  { height:  598456 , difficulty:  64978939 , date:  "2015-08-22 19:25:52" },
  { height:  598457 , difficulty:  64766591 , date:  "2015-08-22 19:29:59" },
  { height:  598458 , difficulty:  64741662 , date:  "2015-08-22 19:30:37" },
  { height:  598459 , difficulty:  64938688 , date:  "2015-08-22 19:30:41" },
  { height:  598460 , difficulty:  64934233 , date:  "2015-08-22 19:52:03" },
  { height:  598461 , difficulty:  64904761 , date:  "2015-08-22 19:52:35" },
  { height:  598462 , difficulty:  64862793 , date:  "2015-08-22 20:14:11" },
  { height:  598463 , difficulty:  64595311 , date:  "2015-08-22 20:15:30" },
  { height:  598464 , difficulty:  64823278 , date:  "2015-08-22 20:17:17" },
  { height:  598465 , difficulty:  64567455 , date:  "2015-08-22 20:24:35" },
  { height:  598466 , difficulty:  65212430 , date:  "2015-08-22 20:26:15" },
  { height:  598467 , difficulty:  65160195 , date:  "2015-08-22 20:27:44" },
  { height:  598468 , difficulty:  64972538 , date:  "2015-08-22 20:31:07" },
  { height:  598469 , difficulty:  65143356 , date:  "2015-08-22 20:33:45" },
  { height:  598470 , difficulty:  65060419 , date:  "2015-08-22 20:36:42" },
  { height:  598471 , difficulty:  64928713 , date:  "2015-08-22 20:37:27" },
  { height:  598472 , difficulty:  64858269 , date:  "2015-08-22 20:46:05" },
  { height:  598473 , difficulty:  64775771 , date:  "2015-08-22 20:46:09" },
  { height:  598474 , difficulty:  64758335 , date:  "2015-08-22 21:07:26" },
  { height:  598475 , difficulty:  64693509 , date:  "2015-08-22 21:11:35" },
  { height:  598476 , difficulty:  64719488 , date:  "2015-08-22 21:13:18" },
  { height:  598477 , difficulty:  64711198 , date:  "2015-08-22 21:20:16" },
  { height:  598478 , difficulty:  64502051 , date:  "2015-08-22 21:23:42" },
  { height:  598479 , difficulty:  64543901 , date:  "2015-08-22 21:24:01" },
  { height:  598480 , difficulty:  64599661 , date:  "2015-08-22 21:27:18" },
  { height:  598481 , difficulty:  64558115 , date:  "2015-08-22 21:27:20" },
  { height:  598482 , difficulty:  64372421 , date:  "2015-08-22 21:31:46" },
  { height:  598483 , difficulty:  64610378 , date:  "2015-08-22 21:38:29" },
  { height:  598484 , difficulty:  64494667 , date:  "2015-08-22 21:38:33" },
  { height:  598485 , difficulty:  64415805 , date:  "2015-08-22 21:47:17" },
  { height:  598486 , difficulty:  64201319 , date:  "2015-08-22 21:47:23" },
  { height:  598487 , difficulty:  64375002 , date:  "2015-08-22 21:50:21" },
  { height:  598488 , difficulty:  64397409 , date:  "2015-08-22 21:53:18" },
  { height:  598489 , difficulty:  64098719 , date:  "2015-08-22 21:53:21" },
  { height:  598490 , difficulty:  63791329 , date:  "2015-08-22 22:08:49" },
  { height:  598491 , difficulty:  63770088 , date:  "2015-08-22 22:08:55" },
  { height:  598492 , difficulty:  63959774 , date:  "2015-08-22 22:12:06" },
  { height:  598493 , difficulty:  63861909 , date:  "2015-08-22 22:15:01" },
  { height:  598494 , difficulty:  63977505 , date:  "2015-08-22 22:21:09" },
  { height:  598495 , difficulty:  63909201 , date:  "2015-08-22 22:21:14" },
  { height:  598496 , difficulty:  63895313 , date:  "2015-08-22 22:21:54" },
  { height:  598497 , difficulty:  63792792 , date:  "2015-08-22 22:29:45" },
  { height:  598498 , difficulty:  63832572 , date:  "2015-08-22 22:43:39" },
  { height:  598499 , difficulty:  63761896 , date:  "2015-08-22 22:43:50" },
  { height:  598500 , difficulty:  63724369 , date:  "2015-08-22 22:43:54" },
  { height:  598501 , difficulty:  63764307 , date:  "2015-08-22 22:50:29" },
  { height:  598502 , difficulty:  63387253 , date:  "2015-08-22 22:53:06" },
  { height:  598503 , difficulty:  63369800 , date:  "2015-08-22 23:11:31" },
  { height:  598504 , difficulty:  63328333 , date:  "2015-08-22 23:11:36" },
  { height:  598505 , difficulty:  63176720 , date:  "2015-08-22 23:17:33" },
  { height:  598506 , difficulty:  63370058 , date:  "2015-08-22 23:21:31" },
  { height:  598507 , difficulty:  63288065 , date:  "2015-08-22 23:21:37" },
  { height:  598508 , difficulty:  63248409 , date:  "2015-08-22 23:27:01" },
  { height:  598509 , difficulty:  63234973 , date:  "2015-08-22 23:32:52" },
  { height:  598510 , difficulty:  63215814 , date:  "2015-08-22 23:32:54" },
  { height:  598511 , difficulty:  63680287 , date:  "2015-08-22 23:38:18" },
  { height:  598512 , difficulty:  63607682 , date:  "2015-08-22 23:41:32" },
  { height:  598513 , difficulty:  63593388 , date:  "2015-08-22 23:41:37" },
  { height:  598514 , difficulty:  63771336 , date:  "2015-08-22 23:56:08" },
  { height:  598515 , difficulty:  63747158 , date:  "2015-08-23 00:04:59" },
  { height:  598516 , difficulty:  63409890 , date:  "2015-08-23 00:05:03" },
  { height:  598517 , difficulty:  63408530 , date:  "2015-08-23 00:05:41" },
  { height:  598518 , difficulty:  63480085 , date:  "2015-08-23 00:08:31" },
  { height:  598519 , difficulty:  63456542 , date:  "2015-08-23 00:12:19" },
  { height:  598520 , difficulty:  63321749 , date:  "2015-08-23 00:17:49" },
  { height:  598521 , difficulty:  63272011 , date:  "2015-08-23 00:22:09" },
  { height:  598522 , difficulty:  63184634 , date:  "2015-08-23 00:22:35" },
  { height:  598523 , difficulty:  63280804 , date:  "2015-08-23 00:28:19" },
  { height:  598524 , difficulty:  63285120 , date:  "2015-08-23 00:28:20" },
  { height:  598525 , difficulty:  63152364 , date:  "2015-08-23 00:34:25" },
  { height:  598526 , difficulty:  63125064 , date:  "2015-08-23 00:34:41" },
  { height:  598527 , difficulty:  63488585 , date:  "2015-08-23 00:41:13" },
  { height:  598528 , difficulty:  63353471 , date:  "2015-08-23 00:41:14" },
  { height:  598529 , difficulty:  63312377 , date:  "2015-08-23 00:50:02" },
  { height:  598530 , difficulty:  63668454 , date:  "2015-08-23 00:53:43" },
  { height:  598531 , difficulty:  63753099 , date:  "2015-08-23 01:02:05" },
  { height:  598532 , difficulty:  63700587 , date:  "2015-08-23 01:14:39" },
  { height:  598533 , difficulty:  63838869 , date:  "2015-08-23 01:14:45" },
  { height:  598534 , difficulty:  63905961 , date:  "2015-08-23 01:17:16" },
  { height:  598535 , difficulty:  64165113 , date:  "2015-08-23 01:20:42" },
  { height:  598536 , difficulty:  63685673 , date:  "2015-08-23 01:21:50" },
  { height:  598537 , difficulty:  63659656 , date:  "2015-08-23 01:22:33" },
  { height:  598538 , difficulty:  63517321 , date:  "2015-08-23 01:22:38" },
  { height:  598539 , difficulty:  63462186 , date:  "2015-08-23 01:22:43" },
  { height:  598540 , difficulty:  63856658 , date:  "2015-08-23 01:31:48" },
  { height:  598541 , difficulty:  63860633 , date:  "2015-08-23 01:32:29" },
  { height:  598542 , difficulty:  63797389 , date:  "2015-08-23 01:35:58" },
  { height:  598543 , difficulty:  63898486 , date:  "2015-08-23 01:48:34" },
  { height:  598544 , difficulty:  63794203 , date:  "2015-08-23 01:49:57" },
  { height:  598545 , difficulty:  63982898 , date:  "2015-08-23 01:49:58" },
  { height:  598546 , difficulty:  64061835 , date:  "2015-08-23 01:55:10" },
  { height:  598547 , difficulty:  64132897 , date:  "2015-08-23 01:59:26" },
  { height:  598548 , difficulty:  64186011 , date:  "2015-08-23 02:01:52" },
  { height:  598549 , difficulty:  64157329 , date:  "2015-08-23 02:08:30" },
  { height:  598550 , difficulty:  63768285 , date:  "2015-08-23 02:08:31" },
  { height:  598551 , difficulty:  63646063 , date:  "2015-08-23 02:11:20" },
  { height:  598552 , difficulty:  63949346 , date:  "2015-08-23 02:11:29" },
  { height:  598553 , difficulty:  63972738 , date:  "2015-08-23 02:12:52" },
  { height:  598554 , difficulty:  64364635 , date:  "2015-08-23 02:16:32" },
  { height:  598555 , difficulty:  64330316 , date:  "2015-08-23 02:20:22" },
  { height:  598556 , difficulty:  64895684 , date:  "2015-08-23 02:20:25" },
  { height:  598557 , difficulty:  64868407 , date:  "2015-08-23 02:23:42" },
  { height:  598558 , difficulty:  64796605 , date:  "2015-08-23 02:25:22" },
  { height:  598559 , difficulty:  64949631 , date:  "2015-08-23 02:35:16" },
  { height:  598560 , difficulty:  65676083 , date:  "2015-08-23 02:35:18" },
  { height:  598561 , difficulty:  65432907 , date:  "2015-08-23 02:41:24" },
  { height:  598562 , difficulty:  65581711 , date:  "2015-08-23 02:41:41" },
  { height:  598563 , difficulty:  65543566 , date:  "2015-08-23 03:00:05" },
  { height:  598564 , difficulty:  65589707 , date:  "2015-08-23 03:01:20" },
  { height:  598565 , difficulty:  66048626 , date:  "2015-08-23 03:23:34" },
  { height:  598566 , difficulty:  65883850 , date:  "2015-08-23 03:26:56" },
  { height:  598567 , difficulty:  66275553 , date:  "2015-08-23 03:27:01" },
  { height:  598568 , difficulty:  66251296 , date:  "2015-08-23 03:45:38" },
  { height:  598569 , difficulty:  66307534 , date:  "2015-08-23 03:45:43" },
  { height:  598570 , difficulty:  66347870 , date:  "2015-08-23 03:50:08" },
  { height:  598571 , difficulty:  66527939 , date:  "2015-08-23 03:55:12" },
  { height:  598572 , difficulty:  66575830 , date:  "2015-08-23 03:59:44" },
  { height:  598573 , difficulty:  66417681 , date:  "2015-08-23 03:59:46" },
  { height:  598574 , difficulty:  66066572 , date:  "2015-08-23 04:03:58" },
  { height:  598575 , difficulty:  66034379 , date:  "2015-08-23 04:13:02" },
  { height:  598576 , difficulty:  66195189 , date:  "2015-08-23 04:18:20" },
  { height:  598577 , difficulty:  66193066 , date:  "2015-08-23 04:18:21" },
  { height:  598578 , difficulty:  66097669 , date:  "2015-08-23 04:22:25" },
  { height:  598579 , difficulty:  65603801 , date:  "2015-08-23 04:28:31" },
  { height:  598580 , difficulty:  65786262 , date:  "2015-08-23 04:28:33" },
  { height:  598581 , difficulty:  65826137 , date:  "2015-08-23 04:29:27" },
  { height:  598582 , difficulty:  65696008 , date:  "2015-08-23 04:31:44" },
  { height:  598583 , difficulty:  65820480 , date:  "2015-08-23 04:32:22" },
  { height:  598584 , difficulty:  65763153 , date:  "2015-08-23 04:37:16" },
  { height:  598585 , difficulty:  65585880 , date:  "2015-08-23 04:37:20" },
  { height:  598586 , difficulty:  65598620 , date:  "2015-08-23 04:52:22" },
  { height:  598587 , difficulty:  65473423 , date:  "2015-08-23 04:54:47" },
  { height:  598588 , difficulty:  65533391 , date:  "2015-08-23 05:03:29" },
  { height:  598589 , difficulty:  65501779 , date:  "2015-08-23 05:12:36" },
  { height:  598590 , difficulty:  65164862 , date:  "2015-08-23 05:21:57" },
  { height:  598591 , difficulty:  65276819 , date:  "2015-08-23 05:26:18" },
  { height:  598592 , difficulty:  65244388 , date:  "2015-08-23 05:30:33" },
  { height:  598593 , difficulty:  65324459 , date:  "2015-08-23 05:34:15" },
  { height:  598594 , difficulty:  65461679 , date:  "2015-08-23 05:34:22" },
  { height:  598595 , difficulty:  65659967 , date:  "2015-08-23 05:47:31" },
  { height:  598596 , difficulty:  65517948 , date:  "2015-08-23 05:56:09" },
  { height:  598597 , difficulty:  65380003 , date:  "2015-08-23 05:56:11" },
  { height:  598598 , difficulty:  65491211 , date:  "2015-08-23 05:57:39" },
  { height:  598599 , difficulty:  65318684 , date:  "2015-08-23 06:04:01" },
  { height:  598600 , difficulty:  65309975 , date:  "2015-08-23 06:06:08" },
  { height:  598601 , difficulty:  65726600 , date:  "2015-08-23 06:18:52" },
  { height:  598602 , difficulty:  65745555 , date:  "2015-08-23 06:18:58" },
  { height:  598603 , difficulty:  65714067 , date:  "2015-08-23 06:20:25" },
  { height:  598604 , difficulty:  65684520 , date:  "2015-08-23 06:20:30" },
  { height:  598605 , difficulty:  65610117 , date:  "2015-08-23 06:22:40" },
  { height:  598606 , difficulty:  65491193 , date:  "2015-08-23 06:31:07" },
  { height:  598607 , difficulty:  65876883 , date:  "2015-08-23 06:31:12" },
  { height:  598608 , difficulty:  65528534 , date:  "2015-08-23 06:47:51" },
  { height:  598609 , difficulty:  65604783 , date:  "2015-08-23 06:47:52" },
  { height:  598610 , difficulty:  65670553 , date:  "2015-08-23 07:01:35" },
  { height:  598611 , difficulty:  66138458 , date:  "2015-08-23 07:13:22" },
  { height:  598612 , difficulty:  66080460 , date:  "2015-08-23 07:14:31" },
  { height:  598613 , difficulty:  66113139 , date:  "2015-08-23 07:22:15" },
  { height:  598614 , difficulty:  66184995 , date:  "2015-08-23 07:35:54" },
  { height:  598615 , difficulty:  66488984 , date:  "2015-08-23 07:36:57" },
  { height:  598616 , difficulty:  66226085 , date:  "2015-08-23 07:36:57" },
  { height:  598617 , difficulty:  66220696 , date:  "2015-08-23 07:41:56" },
  { height:  598618 , difficulty:  66141083 , date:  "2015-08-23 07:49:14" },
  { height:  598619 , difficulty:  65930857 , date:  "2015-08-23 08:00:55" },
  { height:  598620 , difficulty:  65953241 , date:  "2015-08-23 08:07:17" },
  { height:  598621 , difficulty:  65928355 , date:  "2015-08-23 08:16:52" },
  { height:  598622 , difficulty:  65924762 , date:  "2015-08-23 08:25:24" },
  { height:  598623 , difficulty:  65795747 , date:  "2015-08-23 08:26:16" },
  { height:  598624 , difficulty:  65709466 , date:  "2015-08-23 08:35:40" },
  { height:  598625 , difficulty:  65647201 , date:  "2015-08-23 08:35:46" },
  { height:  598626 , difficulty:  65621506 , date:  "2015-08-23 08:36:32" },
  { height:  598627 , difficulty:  65636558 , date:  "2015-08-23 08:39:09" },
  { height:  598628 , difficulty:  65721029 , date:  "2015-08-23 08:41:33" },
  { height:  598629 , difficulty:  65661087 , date:  "2015-08-23 08:45:19" },
  { height:  598630 , difficulty:  65672895 , date:  "2015-08-23 08:54:15" },
  { height:  598631 , difficulty:  65551833 , date:  "2015-08-23 08:58:20" },
  { height:  598632 , difficulty:  65605598 , date:  "2015-08-23 09:04:47" },
  { height:  598633 , difficulty:  65506664 , date:  "2015-08-23 09:04:49" },
  { height:  598634 , difficulty:  65615657 , date:  "2015-08-23 09:05:38" },
  { height:  598635 , difficulty:  65342448 , date:  "2015-08-23 09:13:09" },
  { height:  598636 , difficulty:  65335150 , date:  "2015-08-23 09:14:23" },
  { height:  598637 , difficulty:  65163123 , date:  "2015-08-23 09:15:11" },
  { height:  598638 , difficulty:  65390936 , date:  "2015-08-23 09:15:12" },
  { height:  598639 , difficulty:  64906434 , date:  "2015-08-23 09:15:17" },
  { height:  598640 , difficulty:  65050467 , date:  "2015-08-23 09:23:53" },
  { height:  598641 , difficulty:  64642400 , date:  "2015-08-23 09:24:37" },
  { height:  598642 , difficulty:  64573684 , date:  "2015-08-23 09:24:41" },
  { height:  598643 , difficulty:  64630034 , date:  "2015-08-23 09:28:12" },
  { height:  598644 , difficulty:  64253868 , date:  "2015-08-23 09:39:46" },
  { height:  598645 , difficulty:  64315766 , date:  "2015-08-23 09:45:56" },
  { height:  598646 , difficulty:  64359647 , date:  "2015-08-23 09:47:34" },
  { height:  598647 , difficulty:  64497140 , date:  "2015-08-23 09:50:37" },
  { height:  598648 , difficulty:  64371429 , date:  "2015-08-23 09:50:40" },
  { height:  598649 , difficulty:  64374078 , date:  "2015-08-23 09:57:06" },
  { height:  598650 , difficulty:  64428661 , date:  "2015-08-23 09:57:10" },
  { height:  598651 , difficulty:  64188236 , date:  "2015-08-23 09:58:15" },
  { height:  598652 , difficulty:  64076569 , date:  "2015-08-23 10:08:10" },
  { height:  598653 , difficulty:  64205431 , date:  "2015-08-23 10:11:16" },
  { height:  598654 , difficulty:  64140901 , date:  "2015-08-23 10:11:20" },
  { height:  598655 , difficulty:  64005300 , date:  "2015-08-23 10:12:35" },
  { height:  598656 , difficulty:  63990661 , date:  "2015-08-23 10:12:38" },
  { height:  598657 , difficulty:  64100022 , date:  "2015-08-23 10:20:19" },
  { height:  598658 , difficulty:  64028729 , date:  "2015-08-23 10:20:20" },
  { height:  598659 , difficulty:  64426106 , date:  "2015-08-23 10:25:40" },
  { height:  598660 , difficulty:  64506772 , date:  "2015-08-23 10:29:03" },
  { height:  598661 , difficulty:  64498437 , date:  "2015-08-23 10:33:07" },
  { height:  598662 , difficulty:  64113353 , date:  "2015-08-23 10:33:09" },
  { height:  598663 , difficulty:  64417534 , date:  "2015-08-23 10:41:22" },
  { height:  598664 , difficulty:  64580286 , date:  "2015-08-23 10:42:53" },
  { height:  598665 , difficulty:  64572425 , date:  "2015-08-23 10:42:57" },
  { height:  598666 , difficulty:  64324045 , date:  "2015-08-23 11:08:18" },
  { height:  598667 , difficulty:  64245075 , date:  "2015-08-23 11:08:21" },
  { height:  598668 , difficulty:  64167407 , date:  "2015-08-23 11:25:55" },
  { height:  598669 , difficulty:  64158673 , date:  "2015-08-23 11:39:12" },
  { height:  598670 , difficulty:  64140964 , date:  "2015-08-23 11:41:07" },
  { height:  598671 , difficulty:  63849922 , date:  "2015-08-23 11:49:25" },
  { height:  598672 , difficulty:  63716269 , date:  "2015-08-23 11:53:33" },
  { height:  598673 , difficulty:  63825994 , date:  "2015-08-23 11:57:13" },
  { height:  598674 , difficulty:  63987396 , date:  "2015-08-23 12:04:25" },
  { height:  598675 , difficulty:  63890008 , date:  "2015-08-23 12:13:12" },
  { height:  598676 , difficulty:  63835073 , date:  "2015-08-23 12:14:36" },
  { height:  598677 , difficulty:  63662415 , date:  "2015-08-23 12:14:42" },
  { height:  598678 , difficulty:  63802114 , date:  "2015-08-23 12:17:31" },
  { height:  598679 , difficulty:  64041583 , date:  "2015-08-23 12:23:19" },
  { height:  598680 , difficulty:  64027477 , date:  "2015-08-23 12:27:12" },
  { height:  598681 , difficulty:  64003643 , date:  "2015-08-23 12:36:07" },
  { height:  598682 , difficulty:  63973107 , date:  "2015-08-23 12:37:41" },
  { height:  598683 , difficulty:  63959247 , date:  "2015-08-23 12:48:17" },
  { height:  598684 , difficulty:  63752852 , date:  "2015-08-23 12:48:21" },
  { height:  598685 , difficulty:  63876960 , date:  "2015-08-23 13:02:49" },
  { height:  598686 , difficulty:  63528267 , date:  "2015-08-23 13:02:53" },
  { height:  598687 , difficulty:  63441075 , date:  "2015-08-23 13:04:42" },
  { height:  598688 , difficulty:  63435376 , date:  "2015-08-23 13:05:33" },
  { height:  598689 , difficulty:  63237452 , date:  "2015-08-23 13:08:23" },
  { height:  598690 , difficulty:  62934868 , date:  "2015-08-23 13:11:19" },
  { height:  598691 , difficulty:  62936744 , date:  "2015-08-23 13:11:21" },
  { height:  598692 , difficulty:  62927372 , date:  "2015-08-23 13:15:19" },
  { height:  598693 , difficulty:  62843697 , date:  "2015-08-23 13:20:57" },
  { height:  598694 , difficulty:  62693803 , date:  "2015-08-23 13:20:58" },
  { height:  598695 , difficulty:  62686783 , date:  "2015-08-23 13:29:41" },
  { height:  598696 , difficulty:  63010318 , date:  "2015-08-23 13:30:14" },
  { height:  598697 , difficulty:  62770167 , date:  "2015-08-23 13:50:11" },
  { height:  598698 , difficulty:  62563602 , date:  "2015-08-23 13:50:18" },
  { height:  598699 , difficulty:  62692571 , date:  "2015-08-23 13:56:50" },
  { height:  598700 , difficulty:  62652178 , date:  "2015-08-23 13:57:13" },
  { height:  598701 , difficulty:  62863001 , date:  "2015-08-23 14:00:02" },
  { height:  598702 , difficulty:  62834200 , date:  "2015-08-23 14:11:41" },
  { height:  598703 , difficulty:  62849285 , date:  "2015-08-23 14:18:08" },
  { height:  598704 , difficulty:  62807135 , date:  "2015-08-23 14:18:13" },
  { height:  598705 , difficulty:  62706228 , date:  "2015-08-23 14:19:27" },
  { height:  598706 , difficulty:  62548810 , date:  "2015-08-23 14:19:57" },
  { height:  598707 , difficulty:  62692392 , date:  "2015-08-23 14:32:01" },
  { height:  598708 , difficulty:  62553148 , date:  "2015-08-23 14:32:04" },
  { height:  598709 , difficulty:  62611599 , date:  "2015-08-23 14:32:16" },
  { height:  598710 , difficulty:  62727112 , date:  "2015-08-23 14:47:14" },
  { height:  598711 , difficulty:  62534241 , date:  "2015-08-23 14:48:21" },
  { height:  598712 , difficulty:  62685646 , date:  "2015-08-23 14:48:26" },
  { height:  598713 , difficulty:  62817995 , date:  "2015-08-23 15:01:34" },
  { height:  598714 , difficulty:  62851822 , date:  "2015-08-23 15:09:13" },
  { height:  598715 , difficulty:  62963610 , date:  "2015-08-23 15:09:19" },
  { height:  598716 , difficulty:  62744646 , date:  "2015-08-23 15:15:26" },
  { height:  598717 , difficulty:  62726943 , date:  "2015-08-23 15:25:42" },
  { height:  598718 , difficulty:  62933485 , date:  "2015-08-23 15:25:46" },
  { height:  598719 , difficulty:  62870001 , date:  "2015-08-23 15:28:24" },
  { height:  598720 , difficulty:  62705919 , date:  "2015-08-23 15:28:25" },
  { height:  598721 , difficulty:  62654238 , date:  "2015-08-23 15:54:14" },
  { height:  598722 , difficulty:  62678681 , date:  "2015-08-23 15:54:32" },
  { height:  598723 , difficulty:  62806126 , date:  "2015-08-23 15:55:23" },
  { height:  598724 , difficulty:  62849142 , date:  "2015-08-23 16:01:20" },
  { height:  598725 , difficulty:  62878638 , date:  "2015-08-23 16:06:35" },
  { height:  598726 , difficulty:  62863526 , date:  "2015-08-23 16:19:50" },
  { height:  598727 , difficulty:  62843709 , date:  "2015-08-23 16:19:53" },
  { height:  598728 , difficulty:  62797250 , date:  "2015-08-23 16:22:33" },
  { height:  598729 , difficulty:  62707197 , date:  "2015-08-23 16:22:37" },
  { height:  598730 , difficulty:  63001235 , date:  "2015-08-23 16:28:40" },
  { height:  598731 , difficulty:  62958091 , date:  "2015-08-23 16:29:41" },
  { height:  598732 , difficulty:  62941994 , date:  "2015-08-23 16:32:40" },
  { height:  598733 , difficulty:  62741847 , date:  "2015-08-23 16:33:03" },
  { height:  598734 , difficulty:  63100539 , date:  "2015-08-23 16:33:12" },
  { height:  598735 , difficulty:  62958038 , date:  "2015-08-23 16:33:14" },
  { height:  598736 , difficulty:  62869299 , date:  "2015-08-23 16:38:07" },
  { height:  598737 , difficulty:  62756787 , date:  "2015-08-23 16:54:34" },
  { height:  598738 , difficulty:  62871488 , date:  "2015-08-23 16:55:58" },
  { height:  598739 , difficulty:  62668017 , date:  "2015-08-23 16:56:05" },
  { height:  598740 , difficulty:  62818134 , date:  "2015-08-23 17:00:57" },
  { height:  598741 , difficulty:  62802720 , date:  "2015-08-23 17:02:45" },
  { height:  598742 , difficulty:  62219276 , date:  "2015-08-23 17:04:07" },
  { height:  598743 , difficulty:  62205514 , date:  "2015-08-23 17:05:06" },
  { height:  598744 , difficulty:  62309106 , date:  "2015-08-23 17:16:30" },
  { height:  598745 , difficulty:  61980045 , date:  "2015-08-23 17:16:31" },
  { height:  598746 , difficulty:  62212074 , date:  "2015-08-23 17:18:07" },
  { height:  598747 , difficulty:  62000729 , date:  "2015-08-23 17:19:06" },
  { height:  598748 , difficulty:  62005381 , date:  "2015-08-23 17:19:10" },
  { height:  598749 , difficulty:  62116017 , date:  "2015-08-23 17:28:02" },
  { height:  598750 , difficulty:  62076323 , date:  "2015-08-23 17:34:20" },
  { height:  598751 , difficulty:  61864129 , date:  "2015-08-23 17:34:49" },
  { height:  598752 , difficulty:  62049974 , date:  "2015-08-23 17:36:42" },
  { height:  598753 , difficulty:  62088293 , date:  "2015-08-23 17:41:11" },
  { height:  598754 , difficulty:  62009384 , date:  "2015-08-23 17:41:18" },
  { height:  598755 , difficulty:  61964527 , date:  "2015-08-23 17:41:39" },
  { height:  598756 , difficulty:  61964506 , date:  "2015-08-23 17:46:21" },
  { height:  598757 , difficulty:  61741835 , date:  "2015-08-23 17:49:11" },
  { height:  598758 , difficulty:  61782630 , date:  "2015-08-23 17:54:38" },
  { height:  598759 , difficulty:  61845450 , date:  "2015-08-23 18:06:20" },
  { height:  598760 , difficulty:  61829823 , date:  "2015-08-23 18:10:00" },
  { height:  598761 , difficulty:  61626669 , date:  "2015-08-23 18:11:14" },
  { height:  598762 , difficulty:  61667484 , date:  "2015-08-23 18:11:18" },
  { height:  598763 , difficulty:  61650756 , date:  "2015-08-23 18:17:58" },
  { height:  598764 , difficulty:  61677967 , date:  "2015-08-23 18:19:44" },
  { height:  598765 , difficulty:  61649859 , date:  "2015-08-23 18:26:56" },
  { height:  598766 , difficulty:  61863165 , date:  "2015-08-23 18:27:58" },
  { height:  598767 , difficulty:  61846962 , date:  "2015-08-23 18:28:42" },
  { height:  598768 , difficulty:  61839753 , date:  "2015-08-23 18:34:20" },
  { height:  598769 , difficulty:  61709880 , date:  "2015-08-23 18:34:24" },
  { height:  598770 , difficulty:  61824144 , date:  "2015-08-23 18:41:02" },
  { height:  598771 , difficulty:  61741295 , date:  "2015-08-23 18:45:28" },
  { height:  598772 , difficulty:  61895252 , date:  "2015-08-23 18:49:26" },
  { height:  598773 , difficulty:  61456302 , date:  "2015-08-23 18:49:29" },
  { height:  598774 , difficulty:  61437664 , date:  "2015-08-23 18:52:11" },
  { height:  598775 , difficulty:  61558508 , date:  "2015-08-23 18:57:12" },
  { height:  598776 , difficulty:  61649100 , date:  "2015-08-23 18:57:14" },
  { height:  598777 , difficulty:  61680718 , date:  "2015-08-23 18:58:40" },
  { height:  598778 , difficulty:  61394007 , date:  "2015-08-23 19:00:22" },
  { height:  598779 , difficulty:  62019443 , date:  "2015-08-23 19:00:32" },
  { height:  598780 , difficulty:  62011466 , date:  "2015-08-23 19:00:37" },
  { height:  598781 , difficulty:  61967852 , date:  "2015-08-23 19:13:12" },
  { height:  598782 , difficulty:  62136870 , date:  "2015-08-23 19:30:40" },
  { height:  598783 , difficulty:  62023608 , date:  "2015-08-23 19:34:27" },
  { height:  598784 , difficulty:  62206918 , date:  "2015-08-23 19:34:30" },
  { height:  598785 , difficulty:  62187509 , date:  "2015-08-23 19:46:55" },
  { height:  598786 , difficulty:  61908064 , date:  "2015-08-23 19:46:57" },
  { height:  598787 , difficulty:  61916629 , date:  "2015-08-23 19:53:03" },
  { height:  598788 , difficulty:  61898936 , date:  "2015-08-23 19:54:30" },
  { height:  598789 , difficulty:  61668146 , date:  "2015-08-23 19:59:24" },
  { height:  598790 , difficulty:  61480102 , date:  "2015-08-23 20:02:07" },
  { height:  598791 , difficulty:  61555975 , date:  "2015-08-23 20:08:18" },
  { height:  598792 , difficulty:  61556075 , date:  "2015-08-23 20:08:20" },
  { height:  598793 , difficulty:  61313671 , date:  "2015-08-23 20:16:30" },
  { height:  598794 , difficulty:  61409698 , date:  "2015-08-23 20:16:34" },
  { height:  598795 , difficulty:  61397381 , date:  "2015-08-23 20:24:19" },
  { height:  598796 , difficulty:  61399086 , date:  "2015-08-23 20:37:17" },
  { height:  598797 , difficulty:  60972641 , date:  "2015-08-23 20:37:18" },
  { height:  598798 , difficulty:  60966265 , date:  "2015-08-23 20:40:00" },
  { height:  598799 , difficulty:  60953275 , date:  "2015-08-23 20:41:11" },
  { height:  598800 , difficulty:  60862036 , date:  "2015-08-23 20:42:18" },
  { height:  598801 , difficulty:  60726197 , date:  "2015-08-23 20:42:57" },
  { height:  598802 , difficulty:  60501888 , date:  "2015-08-23 20:44:16" },
  { height:  598803 , difficulty:  60544882 , date:  "2015-08-23 20:51:50" },
  { height:  598804 , difficulty:  60517423 , date:  "2015-08-23 20:52:35" },
  { height:  598805 , difficulty:  60573079 , date:  "2015-08-23 21:03:40" },
  { height:  598806 , difficulty:  60420798 , date:  "2015-08-23 21:08:04" },
  { height:  598807 , difficulty:  60428405 , date:  "2015-08-23 21:08:09" },
  { height:  598808 , difficulty:  60576116 , date:  "2015-08-23 21:10:07" },
  { height:  598809 , difficulty:  60552416 , date:  "2015-08-23 21:12:25" },
  { height:  598810 , difficulty:  60673349 , date:  "2015-08-23 21:13:56" },
  { height:  598811 , difficulty:  60704844 , date:  "2015-08-23 21:24:26" },
  { height:  598812 , difficulty:  60788490 , date:  "2015-08-23 21:32:59" },
  { height:  598813 , difficulty:  60450982 , date:  "2015-08-23 21:35:01" },
  { height:  598814 , difficulty:  60445360 , date:  "2015-08-23 21:35:07" },
  { height:  598815 , difficulty:  60428822 , date:  "2015-08-23 21:40:22" },
  { height:  598816 , difficulty:  60452293 , date:  "2015-08-23 21:45:10" },
  { height:  598817 , difficulty:  60474606 , date:  "2015-08-23 21:53:58" },
  { height:  598818 , difficulty:  60510434 , date:  "2015-08-23 21:53:59" },
  { height:  598819 , difficulty:  60557378 , date:  "2015-08-23 22:14:43" },
  { height:  598820 , difficulty:  60535336 , date:  "2015-08-23 22:21:00" },
  { height:  598821 , difficulty:  60520010 , date:  "2015-08-23 22:21:02" },
  { height:  598822 , difficulty:  60606336 , date:  "2015-08-23 22:27:45" },
  { height:  598823 , difficulty:  60821605 , date:  "2015-08-23 22:36:58" },
  { height:  598824 , difficulty:  60835663 , date:  "2015-08-23 22:42:03" },
  { height:  598825 , difficulty:  60616290 , date:  "2015-08-23 22:42:16" },
  { height:  598826 , difficulty:  60685388 , date:  "2015-08-23 23:02:44" },
  { height:  598827 , difficulty:  60725062 , date:  "2015-08-23 23:02:49" },
  { height:  598828 , difficulty:  60668335 , date:  "2015-08-23 23:03:13" },
  { height:  598829 , difficulty:  60958331 , date:  "2015-08-23 23:11:24" },
  { height:  598830 , difficulty:  61018788 , date:  "2015-08-23 23:17:29" },
  { height:  598831 , difficulty:  60994993 , date:  "2015-08-23 23:17:34" },
  { height:  598832 , difficulty:  61178071 , date:  "2015-08-23 23:20:35" },
  { height:  598833 , difficulty:  61143728 , date:  "2015-08-23 23:35:34" },
  { height:  598834 , difficulty:  61001232 , date:  "2015-08-23 23:39:23" },
  { height:  598835 , difficulty:  60758142 , date:  "2015-08-24 00:07:50" },
  { height:  598836 , difficulty:  60742875 , date:  "2015-08-24 00:07:55" },
  { height:  598837 , difficulty:  60757535 , date:  "2015-08-24 00:29:55" },
  { height:  598838 , difficulty:  60742219 , date:  "2015-08-24 00:29:58" },
  { height:  598839 , difficulty:  60717429 , date:  "2015-08-24 00:32:44" },
  { height:  598840 , difficulty:  60944009 , date:  "2015-08-24 00:47:56" },
  { height:  598841 , difficulty:  60762635 , date:  "2015-08-24 00:48:20" },
  { height:  598842 , difficulty:  60818637 , date:  "2015-08-24 01:10:27" },
  { height:  598843 , difficulty:  60790583 , date:  "2015-08-24 01:10:31" },
  { height:  598844 , difficulty:  60646188 , date:  "2015-08-24 01:20:30" },
  { height:  598845 , difficulty:  60828720 , date:  "2015-08-24 01:20:31" },
  { height:  598846 , difficulty:  60832190 , date:  "2015-08-24 01:23:35" },
  { height:  598847 , difficulty:  60782572 , date:  "2015-08-24 01:25:13" },
  { height:  598848 , difficulty:  60761832 , date:  "2015-08-24 01:25:19" },
  { height:  598849 , difficulty:  60951587 , date:  "2015-08-24 01:26:43" },
  { height:  598850 , difficulty:  60894551 , date:  "2015-08-24 01:27:45" },
  { height:  598851 , difficulty:  60963556 , date:  "2015-08-24 01:39:37" },
  { height:  598852 , difficulty:  60948681 , date:  "2015-08-24 01:39:43" },
  { height:  598853 , difficulty:  60993012 , date:  "2015-08-24 01:41:02" },
  { height:  598854 , difficulty:  61066221 , date:  "2015-08-24 01:44:21" },
  { height:  598855 , difficulty:  61050518 , date:  "2015-08-24 01:47:21" },
  { height:  598856 , difficulty:  61316910 , date:  "2015-08-24 02:14:02" },
  { height:  598857 , difficulty:  61171882 , date:  "2015-08-24 02:14:08" },
  { height:  598858 , difficulty:  60750294 , date:  "2015-08-24 02:15:42" },
  { height:  598859 , difficulty:  60782518 , date:  "2015-08-24 02:16:36" },
  { height:  598860 , difficulty:  60917948 , date:  "2015-08-24 02:21:27" },
  { height:  598861 , difficulty:  60617960 , date:  "2015-08-24 02:26:23" },
  { height:  598862 , difficulty:  60842929 , date:  "2015-08-24 02:40:23" },
  { height:  598863 , difficulty:  60935754 , date:  "2015-08-24 02:45:39" },
  { height:  598864 , difficulty:  60890557 , date:  "2015-08-24 02:45:43" },
  { height:  598865 , difficulty:  60982832 , date:  "2015-08-24 02:49:49" },
  { height:  598866 , difficulty:  60949616 , date:  "2015-08-24 02:51:48" },
  { height:  598867 , difficulty:  60823829 , date:  "2015-08-24 02:56:23" },
  { height:  598868 , difficulty:  60826842 , date:  "2015-08-24 03:06:06" },
  { height:  598869 , difficulty:  60969837 , date:  "2015-08-24 03:06:09" },
  { height:  598870 , difficulty:  60954587 , date:  "2015-08-24 03:19:10" },
  { height:  598871 , difficulty:  60778437 , date:  "2015-08-24 03:19:11" },
  { height:  598872 , difficulty:  60662959 , date:  "2015-08-24 03:19:42" },
  { height:  598873 , difficulty:  60649505 , date:  "2015-08-24 03:26:04" },
  { height:  598874 , difficulty:  60725811 , date:  "2015-08-24 03:29:33" },
  { height:  598875 , difficulty:  60913889 , date:  "2015-08-24 03:41:49" },
  { height:  598876 , difficulty:  60874529 , date:  "2015-08-24 03:56:53" },
  { height:  598877 , difficulty:  60878438 , date:  "2015-08-24 04:03:27" },
  { height:  598878 , difficulty:  61040191 , date:  "2015-08-24 04:03:31" },
  { height:  598879 , difficulty:  60846922 , date:  "2015-08-24 04:03:48" },
  { height:  598880 , difficulty:  60928422 , date:  "2015-08-24 04:09:15" },
  { height:  598881 , difficulty:  60802097 , date:  "2015-08-24 04:10:42" },
  { height:  598882 , difficulty:  60684193 , date:  "2015-08-24 04:18:35" },
  { height:  598883 , difficulty:  60840014 , date:  "2015-08-24 04:18:40" },
  { height:  598884 , difficulty:  60803404 , date:  "2015-08-24 04:28:09" },
  { height:  598885 , difficulty:  60860631 , date:  "2015-08-24 04:29:16" },
  { height:  598886 , difficulty:  60809089 , date:  "2015-08-24 04:39:12" },
  { height:  598887 , difficulty:  60592356 , date:  "2015-08-24 04:46:42" },
  { height:  598888 , difficulty:  60481577 , date:  "2015-08-24 04:48:10" },
  { height:  598889 , difficulty:  60617768 , date:  "2015-08-24 04:51:05" },
  { height:  598890 , difficulty:  60600115 , date:  "2015-08-24 04:53:37" },
  { height:  598891 , difficulty:  60746818 , date:  "2015-08-24 04:58:11" },
  { height:  598892 , difficulty:  60617913 , date:  "2015-08-24 05:02:58" },
  { height:  598893 , difficulty:  60617291 , date:  "2015-08-24 05:03:05" },
  { height:  598894 , difficulty:  61092631 , date:  "2015-08-24 05:07:43" },
  { height:  598895 , difficulty:  60589073 , date:  "2015-08-24 05:29:52" },
  { height:  598896 , difficulty:  60447373 , date:  "2015-08-24 05:30:32" },
  { height:  598897 , difficulty:  60628532 , date:  "2015-08-24 05:44:54" },
  { height:  598898 , difficulty:  60631753 , date:  "2015-08-24 05:44:58" },
  { height:  598899 , difficulty:  60808634 , date:  "2015-08-24 05:49:50" },
  { height:  598900 , difficulty:  60745198 , date:  "2015-08-24 05:49:54" },
  { height:  598901 , difficulty:  60739782 , date:  "2015-08-24 05:50:38" },
  { height:  598902 , difficulty:  60341734 , date:  "2015-08-24 05:58:38" },
  { height:  598903 , difficulty:  60331152 , date:  "2015-08-24 06:03:49" },
  { height:  598904 , difficulty:  60408853 , date:  "2015-08-24 06:03:52" },
  { height:  598905 , difficulty:  60243926 , date:  "2015-08-24 06:23:02" },
  { height:  598906 , difficulty:  60111993 , date:  "2015-08-24 06:23:05" },
  { height:  598907 , difficulty:  60204272 , date:  "2015-08-24 06:23:20" },
  { height:  598908 , difficulty:  60389630 , date:  "2015-08-24 06:23:47" },
  { height:  598909 , difficulty:  60235403 , date:  "2015-08-24 06:27:41" },
  { height:  598910 , difficulty:  60134850 , date:  "2015-08-24 06:35:18" },
  { height:  598911 , difficulty:  59595876 , date:  "2015-08-24 06:42:22" },
  { height:  598912 , difficulty:  59613968 , date:  "2015-08-24 06:42:30" },
  { height:  598913 , difficulty:  59202902 , date:  "2015-08-24 06:44:53" },
  { height:  598914 , difficulty:  59203712 , date:  "2015-08-24 06:55:04" },
  { height:  598915 , difficulty:  59127979 , date:  "2015-08-24 06:58:33" },
  { height:  598916 , difficulty:  58928340 , date:  "2015-08-24 06:58:38" },
  { height:  598917 , difficulty:  58905576 , date:  "2015-08-24 07:02:16" },
  { height:  598918 , difficulty:  58641378 , date:  "2015-08-24 07:25:24" },
  { height:  598919 , difficulty:  58626460 , date:  "2015-08-24 07:31:35" },
  { height:  598920 , difficulty:  58448689 , date:  "2015-08-24 07:47:25" },
  { height:  598921 , difficulty:  58571020 , date:  "2015-08-24 07:47:27" },
  { height:  598922 , difficulty:  58525630 , date:  "2015-08-24 07:55:03" },
  { height:  598923 , difficulty:  58495690 , date:  "2015-08-24 08:06:25" },
  { height:  598924 , difficulty:  58535047 , date:  "2015-08-24 08:06:27" },
  { height:  598925 , difficulty:  58492217 , date:  "2015-08-24 08:07:44" },
  { height:  598926 , difficulty:  58573035 , date:  "2015-08-24 08:08:44" },
  { height:  598927 , difficulty:  58488598 , date:  "2015-08-24 08:08:51" },
  { height:  598928 , difficulty:  58645494 , date:  "2015-08-24 08:11:50" },
  { height:  598929 , difficulty:  58608358 , date:  "2015-08-24 08:18:50" },
  { height:  598930 , difficulty:  58582327 , date:  "2015-08-24 08:22:40" },
  { height:  598931 , difficulty:  58703675 , date:  "2015-08-24 08:33:20" },
  { height:  598932 , difficulty:  58454135 , date:  "2015-08-24 08:42:04" },
  { height:  598933 , difficulty:  58562909 , date:  "2015-08-24 08:42:40" },
  { height:  598934 , difficulty:  58514157 , date:  "2015-08-24 08:47:20" },
  { height:  598935 , difficulty:  58541040 , date:  "2015-08-24 08:47:21" },
  { height:  598936 , difficulty:  58684922 , date:  "2015-08-24 08:50:29" },
  { height:  598937 , difficulty:  58561633 , date:  "2015-08-24 08:50:31" },
  { height:  598938 , difficulty:  58312105 , date:  "2015-08-24 09:10:00" },
  { height:  598939 , difficulty:  58211070 , date:  "2015-08-24 09:18:37" },
  { height:  598940 , difficulty:  58208760 , date:  "2015-08-24 09:28:58" },
  { height:  598941 , difficulty:  58394733 , date:  "2015-08-24 09:29:01" },
  { height:  598942 , difficulty:  58380541 , date:  "2015-08-24 09:40:36" },
  { height:  598943 , difficulty:  58266805 , date:  "2015-08-24 09:51:42" },
  { height:  598944 , difficulty:  58107010 , date:  "2015-08-24 09:56:20" },
  { height:  598945 , difficulty:  58202019 , date:  "2015-08-24 10:11:59" },
  { height:  598946 , difficulty:  57905465 , date:  "2015-08-24 10:12:02" },
  { height:  598947 , difficulty:  58236384 , date:  "2015-08-24 10:21:04" },
  { height:  598948 , difficulty:  58212900 , date:  "2015-08-24 10:21:10" },
  { height:  598949 , difficulty:  58200986 , date:  "2015-08-24 10:30:24" },
  { height:  598950 , difficulty:  58112280 , date:  "2015-08-24 10:35:35" },
  { height:  598951 , difficulty:  57892539 , date:  "2015-08-24 10:35:38" },
  { height:  598952 , difficulty:  57699251 , date:  "2015-08-24 11:06:01" },
  { height:  598953 , difficulty:  57639295 , date:  "2015-08-24 11:09:30" },
  { height:  598954 , difficulty:  57650487 , date:  "2015-08-24 11:25:16" },
  { height:  598955 , difficulty:  57631262 , date:  "2015-08-24 11:28:58" },
  { height:  598956 , difficulty:  57504099 , date:  "2015-08-24 11:29:03" },
  { height:  598957 , difficulty:  57696379 , date:  "2015-08-24 11:38:18" },
  { height:  598958 , difficulty:  57529482 , date:  "2015-08-24 11:40:36" },
  { height:  598959 , difficulty:  57657392 , date:  "2015-08-24 11:40:39" },
  { height:  598960 , difficulty:  57441528 , date:  "2015-08-24 12:22:35" },
  { height:  598961 , difficulty:  57423305 , date:  "2015-08-24 12:31:07" },
  { height:  598962 , difficulty:  57298849 , date:  "2015-08-24 12:33:16" },
  { height:  598963 , difficulty:  57138784 , date:  "2015-08-24 12:33:19" },
  { height:  598964 , difficulty:  57573811 , date:  "2015-08-24 12:56:03" },
  { height:  598965 , difficulty:  57510762 , date:  "2015-08-24 12:56:06" },
  { height:  598966 , difficulty:  57551678 , date:  "2015-08-24 13:04:02" },
  { height:  598967 , difficulty:  57545578 , date:  "2015-08-24 13:04:05" },
  { height:  598968 , difficulty:  57483149 , date:  "2015-08-24 13:17:12" },
  { height:  598969 , difficulty:  57608959 , date:  "2015-08-24 13:17:28" },
  { height:  598970 , difficulty:  57738246 , date:  "2015-08-24 13:19:22" },
  { height:  598971 , difficulty:  57262400 , date:  "2015-08-24 13:22:55" },
  { height:  598972 , difficulty:  57407763 , date:  "2015-08-24 13:22:59" },
  { height:  598973 , difficulty:  57090369 , date:  "2015-08-24 13:40:02" },
  { height:  598974 , difficulty:  57186681 , date:  "2015-08-24 13:56:10" },
  { height:  598975 , difficulty:  57142437 , date:  "2015-08-24 13:56:11" },
  { height:  598976 , difficulty:  57256963 , date:  "2015-08-24 14:01:50" },
  { height:  598977 , difficulty:  57276152 , date:  "2015-08-24 14:53:50" },
  { height:  598978 , difficulty:  57101656 , date:  "2015-08-24 14:53:56" },
  { height:  598979 , difficulty:  57263495 , date:  "2015-08-24 14:58:35" },
  { height:  598980 , difficulty:  57417121 , date:  "2015-08-24 15:12:39" },
  { height:  598981 , difficulty:  56996588 , date:  "2015-08-24 15:13:00" },
  { height:  598982 , difficulty:  57341488 , date:  "2015-08-24 15:17:20" },
  { height:  598983 , difficulty:  57425384 , date:  "2015-08-24 15:17:26" },
  { height:  598984 , difficulty:  57403897 , date:  "2015-08-24 15:17:30" },
  { height:  598985 , difficulty:  57314614 , date:  "2015-08-24 15:22:37" },
  { height:  598986 , difficulty:  57259611 , date:  "2015-08-24 15:26:54" },
  { height:  598987 , difficulty:  57182486 , date:  "2015-08-24 15:26:59" },
  { height:  598988 , difficulty:  57190295 , date:  "2015-08-24 15:32:17" },
  { height:  598989 , difficulty:  57298857 , date:  "2015-08-24 15:44:47" },
  { height:  598990 , difficulty:  57170458 , date:  "2015-08-24 15:54:07" },
  { height:  598991 , difficulty:  57303018 , date:  "2015-08-24 15:54:24" },
  { height:  598992 , difficulty:  57335950 , date:  "2015-08-24 15:58:41" },
  { height:  598993 , difficulty:  57244390 , date:  "2015-08-24 16:07:17" },
  { height:  598994 , difficulty:  56819118 , date:  "2015-08-24 16:07:23" },
  { height:  598995 , difficulty:  56781998 , date:  "2015-08-24 16:14:31" },
  { height:  598996 , difficulty:  56436131 , date:  "2015-08-24 16:14:33" },
  { height:  598997 , difficulty:  56728951 , date:  "2015-08-24 16:38:39" },
  { height:  598998 , difficulty:  56976011 , date:  "2015-08-24 16:47:46" },
  { height:  598999 , difficulty:  56797114 , date:  "2015-08-24 16:50:27" },
  { height:  599000 , difficulty:  56780766 , date:  "2015-08-24 17:01:13" },
  { height:  599001 , difficulty:  57042921 , date:  "2015-08-24 17:04:36" },
  { height:  599002 , difficulty:  57084502 , date:  "2015-08-24 17:04:37" },
  { height:  599003 , difficulty:  57265220 , date:  "2015-08-24 17:10:11" },
  { height:  599004 , difficulty:  57185679 , date:  "2015-08-24 17:10:20" },
  { height:  599005 , difficulty:  57027370 , date:  "2015-08-24 17:10:25" },
  { height:  599006 , difficulty:  57041308 , date:  "2015-08-24 17:17:08" },
  { height:  599007 , difficulty:  56901872 , date:  "2015-08-24 17:28:54" },
  { height:  599008 , difficulty:  56866286 , date:  "2015-08-24 17:37:12" },
  { height:  599009 , difficulty:  56839881 , date:  "2015-08-24 17:37:41" },
  { height:  599010 , difficulty:  56797008 , date:  "2015-08-24 17:39:27" },
  { height:  599011 , difficulty:  56782188 , date:  "2015-08-24 17:44:44" },
  { height:  599012 , difficulty:  56875585 , date:  "2015-08-24 17:44:48" },
  { height:  599013 , difficulty:  56893651 , date:  "2015-08-24 17:46:15" },
  { height:  599014 , difficulty:  56564831 , date:  "2015-08-24 17:50:02" },
  { height:  599015 , difficulty:  56370246 , date:  "2015-08-24 18:16:16" },
  { height:  599016 , difficulty:  56161687 , date:  "2015-08-24 18:16:40" },
  { height:  599017 , difficulty:  56160123 , date:  "2015-08-24 18:18:17" },
  { height:  599018 , difficulty:  55939749 , date:  "2015-08-24 18:20:19" },
  { height:  599019 , difficulty:  55698284 , date:  "2015-08-24 18:20:21" },
  { height:  599020 , difficulty:  55751829 , date:  "2015-08-24 18:34:32" },
  { height:  599021 , difficulty:  55571502 , date:  "2015-08-24 18:37:13" },
  { height:  599022 , difficulty:  55555575 , date:  "2015-08-24 18:37:17" },
  { height:  599023 , difficulty:  55391475 , date:  "2015-08-24 18:39:04" },
  { height:  599024 , difficulty:  55376918 , date:  "2015-08-24 18:54:55" },
  { height:  599025 , difficulty:  55257257 , date:  "2015-08-24 18:55:00" },
  { height:  599026 , difficulty:  55177280 , date:  "2015-08-24 19:08:42" },
  { height:  599027 , difficulty:  55212887 , date:  "2015-08-24 19:15:16" },
  { height:  599028 , difficulty:  54610553 , date:  "2015-08-24 19:20:27" },
  { height:  599029 , difficulty:  54605371 , date:  "2015-08-24 19:30:05" },
  { height:  599030 , difficulty:  54297568 , date:  "2015-08-24 19:30:05" },
  { height:  599031 , difficulty:  54218813 , date:  "2015-08-24 19:37:35" },
  { height:  599032 , difficulty:  54202268 , date:  "2015-08-24 19:40:04" },
  { height:  599033 , difficulty:  54193070 , date:  "2015-08-24 20:05:31" },
  { height:  599034 , difficulty:  54133325 , date:  "2015-08-24 20:05:36" },
  { height:  599035 , difficulty:  54225489 , date:  "2015-08-24 20:07:27" },
  { height:  599036 , difficulty:  53409266 , date:  "2015-08-24 20:10:12" },
  { height:  599037 , difficulty:  53242414 , date:  "2015-08-24 20:18:06" },
  { height:  599038 , difficulty:  53325325 , date:  "2015-08-24 20:18:07" },
  { height:  599039 , difficulty:  53310473 , date:  "2015-08-24 20:20:21" },
  { height:  599040 , difficulty:  53216357 , date:  "2015-08-24 20:20:22" },
  { height:  599041 , difficulty:  53201472 , date:  "2015-08-24 20:23:19" },
  { height:  599042 , difficulty:  53095065 , date:  "2015-08-24 20:24:30" },
  { height:  599043 , difficulty:  53157008 , date:  "2015-08-24 20:26:59" },
  { height:  599044 , difficulty:  52900088 , date:  "2015-08-24 20:30:58" },
  { height:  599045 , difficulty:  53114204 , date:  "2015-08-24 21:03:07" },
  { height:  599046 , difficulty:  53147941 , date:  "2015-08-24 21:04:12" },
  { height:  599047 , difficulty:  53069149 , date:  "2015-08-24 21:08:17" },
  { height:  599048 , difficulty:  53060613 , date:  "2015-08-24 21:16:10" },
  { height:  599049 , difficulty:  52929979 , date:  "2015-08-24 21:16:13" },
  { height:  599050 , difficulty:  52640668 , date:  "2015-08-24 21:21:25" },
  { height:  599051 , difficulty:  52759672 , date:  "2015-08-24 21:24:01" },
  { height:  599052 , difficulty:  52642009 , date:  "2015-08-24 21:24:08" },
  { height:  599053 , difficulty:  51838334 , date:  "2015-08-24 21:24:50" },
  { height:  599054 , difficulty:  51852977 , date:  "2015-08-24 21:33:42" },
  { height:  599055 , difficulty:  51980465 , date:  "2015-08-24 21:43:40" },
  { height:  599056 , difficulty:  51861841 , date:  "2015-08-24 21:43:45" },
  { height:  599057 , difficulty:  51875115 , date:  "2015-08-24 21:53:59" },
  { height:  599058 , difficulty:  51857557 , date:  "2015-08-24 21:54:16" },
  { height:  599059 , difficulty:  51843880 , date:  "2015-08-24 22:21:01" },
  { height:  599060 , difficulty:  51835557 , date:  "2015-08-24 22:23:13" },
  { height:  599061 , difficulty:  51826375 , date:  "2015-08-24 22:26:39" },
  { height:  599062 , difficulty:  51925240 , date:  "2015-08-24 22:26:44" },
  { height:  599063 , difficulty:  51943006 , date:  "2015-08-24 22:39:27" },
  { height:  599064 , difficulty:  52015431 , date:  "2015-08-24 22:45:28" },
  { height:  599065 , difficulty:  51779330 , date:  "2015-08-24 22:55:18" },
  { height:  599066 , difficulty:  51621484 , date:  "2015-08-24 22:55:23" },
  { height:  599067 , difficulty:  51764991 , date:  "2015-08-24 22:56:43" },
  { height:  599068 , difficulty:  51676855 , date:  "2015-08-24 22:57:38" },
  { height:  599069 , difficulty:  51595837 , date:  "2015-08-24 23:18:09" },
  { height:  599070 , difficulty:  51663695 , date:  "2015-08-24 23:18:14" },
  { height:  599071 , difficulty:  51559087 , date:  "2015-08-24 23:22:02" },
  { height:  599072 , difficulty:  51606390 , date:  "2015-08-24 23:23:49" },
  { height:  599073 , difficulty:  51182629 , date:  "2015-08-24 23:32:57" },
  { height:  599074 , difficulty:  51060105 , date:  "2015-08-24 23:38:44" },
  { height:  599075 , difficulty:  51083755 , date:  "2015-08-24 23:38:45" },
  { height:  599076 , difficulty:  50990578 , date:  "2015-08-24 23:42:50" },
  { height:  599077 , difficulty:  51106610 , date:  "2015-08-24 23:43:04" },
  { height:  599078 , difficulty:  51095798 , date:  "2015-08-24 23:43:33" },
  { height:  599079 , difficulty:  51051035 , date:  "2015-08-24 23:50:15" },
  { height:  599080 , difficulty:  51131478 , date:  "2015-08-24 23:50:21" },
  { height:  599081 , difficulty:  51240964 , date:  "2015-08-24 23:52:26" },
  { height:  599082 , difficulty:  51112405 , date:  "2015-08-25 00:02:47" },
  { height:  599083 , difficulty:  50984418 , date:  "2015-08-25 00:19:22" },
  { height:  599084 , difficulty:  50869159 , date:  "2015-08-25 00:20:30" },
  { height:  599085 , difficulty:  50992954 , date:  "2015-08-25 00:21:35" },
  { height:  599086 , difficulty:  50951925 , date:  "2015-08-25 00:21:40" },
  { height:  599087 , difficulty:  50853199 , date:  "2015-08-25 00:22:54" },
  { height:  599088 , difficulty:  51076403 , date:  "2015-08-25 00:27:17" },
  { height:  599089 , difficulty:  51254708 , date:  "2015-08-25 00:27:29" },
  { height:  599090 , difficulty:  51298930 , date:  "2015-08-25 00:34:28" },
  { height:  599091 , difficulty:  50864883 , date:  "2015-08-25 00:36:56" },
  { height:  599092 , difficulty:  50900281 , date:  "2015-08-25 00:37:01" },
  { height:  599093 , difficulty:  50892031 , date:  "2015-08-25 00:48:03" },
  { height:  599094 , difficulty:  50894309 , date:  "2015-08-25 01:15:57" },
  { height:  599095 , difficulty:  50881712 , date:  "2015-08-25 01:17:05" },
  { height:  599096 , difficulty:  50683019 , date:  "2015-08-25 01:17:08" },
  { height:  599097 , difficulty:  50663294 , date:  "2015-08-25 01:26:30" },
  { height:  599098 , difficulty:  50754321 , date:  "2015-08-25 01:28:39" },
  { height:  599099 , difficulty:  50719514 , date:  "2015-08-25 01:42:52" },
  { height:  599100 , difficulty:  50477159 , date:  "2015-08-25 01:46:47" },
  { height:  599101 , difficulty:  50727774 , date:  "2015-08-25 01:46:52" },
  { height:  599102 , difficulty:  50480260 , date:  "2015-08-25 02:04:04" },
  { height:  599103 , difficulty:  50382670 , date:  "2015-08-25 02:04:37" },
  { height:  599104 , difficulty:  50385056 , date:  "2015-08-25 02:09:54" },
  { height:  599105 , difficulty:  50209815 , date:  "2015-08-25 02:09:57" },
  { height:  599106 , difficulty:  50236760 , date:  "2015-08-25 02:16:11" },
  { height:  599107 , difficulty:  50140179 , date:  "2015-08-25 02:16:18" },
  { height:  599108 , difficulty:  50084007 , date:  "2015-08-25 02:16:24" },
  { height:  599109 , difficulty:  49651198 , date:  "2015-08-25 02:23:24" },
  { height:  599110 , difficulty:  49659188 , date:  "2015-08-25 02:25:05" },
  { height:  599111 , difficulty:  49647800 , date:  "2015-08-25 02:25:08" },
  { height:  599112 , difficulty:  49600513 , date:  "2015-08-25 02:27:31" },
  { height:  599113 , difficulty:  49464436 , date:  "2015-08-25 02:44:56" },
  { height:  599114 , difficulty:  49488839 , date:  "2015-08-25 02:44:57" },
  { height:  599115 , difficulty:  49660594 , date:  "2015-08-25 02:56:43" },
  { height:  599116 , difficulty:  49645334 , date:  "2015-08-25 02:56:47" },
  { height:  599117 , difficulty:  49639548 , date:  "2015-08-25 03:02:29" },
  { height:  599118 , difficulty:  49604099 , date:  "2015-08-25 03:04:40" },
  { height:  599119 , difficulty:  49775637 , date:  "2015-08-25 03:06:34" },
  { height:  599120 , difficulty:  49709452 , date:  "2015-08-25 03:11:04" },
  { height:  599121 , difficulty:  49235795 , date:  "2015-08-25 03:14:52" },
  { height:  599122 , difficulty:  49203753 , date:  "2015-08-25 03:15:20" },
  { height:  599123 , difficulty:  49183942 , date:  "2015-08-25 03:17:33" },
  { height:  599124 , difficulty:  49138446 , date:  "2015-08-25 03:27:18" },
  { height:  599125 , difficulty:  49122952 , date:  "2015-08-25 03:31:18" },
  { height:  599126 , difficulty:  49188170 , date:  "2015-08-25 03:32:35" },
  { height:  599127 , difficulty:  49223783 , date:  "2015-08-25 03:34:46" },
  { height:  599128 , difficulty:  49217071 , date:  "2015-08-25 03:36:20" },
  { height:  599129 , difficulty:  49189543 , date:  "2015-08-25 03:50:02" },
  { height:  599130 , difficulty:  49033542 , date:  "2015-08-25 03:50:03" },
  { height:  599131 , difficulty:  48874413 , date:  "2015-08-25 03:52:55" },
  { height:  599132 , difficulty:  48922694 , date:  "2015-08-25 03:53:59" },
  { height:  599133 , difficulty:  48750329 , date:  "2015-08-25 03:54:37" },
  { height:  599134 , difficulty:  48729530 , date:  "2015-08-25 03:54:38" },
  { height:  599135 , difficulty:  48625637 , date:  "2015-08-25 03:55:21" },
  { height:  599136 , difficulty:  48581646 , date:  "2015-08-25 03:58:23" },
  { height:  599137 , difficulty:  48857308 , date:  "2015-08-25 04:07:13" },
  { height:  599138 , difficulty:  48860488 , date:  "2015-08-25 04:07:14" },
  { height:  599139 , difficulty:  48666677 , date:  "2015-08-25 04:13:22" },
  { height:  599140 , difficulty:  48670731 , date:  "2015-08-25 04:16:57" },
  { height:  599141 , difficulty:  48521770 , date:  "2015-08-25 04:19:39" },
  { height:  599142 , difficulty:  48526320 , date:  "2015-08-25 04:21:11" },
  { height:  599143 , difficulty:  48541738 , date:  "2015-08-25 04:25:49" },
  { height:  599144 , difficulty:  48551482 , date:  "2015-08-25 04:25:53" },
  { height:  599145 , difficulty:  48253353 , date:  "2015-08-25 04:38:07" },
  { height:  599146 , difficulty:  48246482 , date:  "2015-08-25 04:38:17" },
  { height:  599147 , difficulty:  48305770 , date:  "2015-08-25 04:38:19" },
  { height:  599148 , difficulty:  48261130 , date:  "2015-08-25 04:45:55" },
  { height:  599149 , difficulty:  48436990 , date:  "2015-08-25 04:54:42" },
  { height:  599150 , difficulty:  48392841 , date:  "2015-08-25 04:54:44" },
  { height:  599151 , difficulty:  48402005 , date:  "2015-08-25 04:56:09" },
  { height:  599152 , difficulty:  48430020 , date:  "2015-08-25 04:57:48" },
  { height:  599153 , difficulty:  48463601 , date:  "2015-08-25 05:00:25" },
  { height:  599154 , difficulty:  48443111 , date:  "2015-08-25 05:02:19" },
  { height:  599155 , difficulty:  48370431 , date:  "2015-08-25 05:05:23" },
  { height:  599156 , difficulty:  48351598 , date:  "2015-08-25 05:05:27" },
  { height:  599157 , difficulty:  48371826 , date:  "2015-08-25 05:05:56" },
  { height:  599158 , difficulty:  48295860 , date:  "2015-08-25 05:06:51" },
  { height:  599159 , difficulty:  48015762 , date:  "2015-08-25 05:07:00" },
  { height:  599160 , difficulty:  48118205 , date:  "2015-08-25 05:09:09" },
  { height:  599161 , difficulty:  48085198 , date:  "2015-08-25 05:09:13" },
  { height:  599162 , difficulty:  48113224 , date:  "2015-08-25 05:15:43" },
  { height:  599163 , difficulty:  48122604 , date:  "2015-08-25 05:18:49" },
  { height:  599164 , difficulty:  48036702 , date:  "2015-08-25 05:24:34" },
  { height:  599165 , difficulty:  48263031 , date:  "2015-08-25 05:24:36" },
  { height:  599166 , difficulty:  48136742 , date:  "2015-08-25 05:31:40" },
  { height:  599167 , difficulty:  48130830 , date:  "2015-08-25 05:32:36" },
  { height:  599168 , difficulty:  48158800 , date:  "2015-08-25 05:32:37" },
  { height:  599169 , difficulty:  48063547 , date:  "2015-08-25 05:42:08" },
  { height:  599170 , difficulty:  47608832 , date:  "2015-08-25 05:42:14" },
  { height:  599171 , difficulty:  47584522 , date:  "2015-08-25 05:43:34" },
  { height:  599172 , difficulty:  47689110 , date:  "2015-08-25 06:05:24" },
  { height:  599173 , difficulty:  47742847 , date:  "2015-08-25 06:12:02" },
  { height:  599174 , difficulty:  47694921 , date:  "2015-08-25 06:21:11" },
  { height:  599175 , difficulty:  47457291 , date:  "2015-08-25 06:21:12" },
  { height:  599176 , difficulty:  47481308 , date:  "2015-08-25 06:26:22" },
  { height:  599177 , difficulty:  47504116 , date:  "2015-08-25 06:26:24" },
  { height:  599178 , difficulty:  47506159 , date:  "2015-08-25 06:30:50" },
  { height:  599179 , difficulty:  47481937 , date:  "2015-08-25 06:32:01" },
  { height:  599180 , difficulty:  47475544 , date:  "2015-08-25 06:34:43" },
  { height:  599181 , difficulty:  47519273 , date:  "2015-08-25 06:35:48" },
  { height:  599182 , difficulty:  47406767 , date:  "2015-08-25 06:35:50" },
  { height:  599183 , difficulty:  47471711 , date:  "2015-08-25 06:39:35" },
  { height:  599184 , difficulty:  47544114 , date:  "2015-08-25 06:47:54" },
  { height:  599185 , difficulty:  47417747 , date:  "2015-08-25 06:48:00" },
  { height:  599186 , difficulty:  47457182 , date:  "2015-08-25 06:51:43" },
  { height:  599187 , difficulty:  47488472 , date:  "2015-08-25 06:51:46" },
  { height:  599188 , difficulty:  47434236 , date:  "2015-08-25 06:54:09" },
  { height:  599189 , difficulty:  47370347 , date:  "2015-08-25 06:55:20" },
  { height:  599190 , difficulty:  47489231 , date:  "2015-08-25 06:56:11" },
  { height:  599191 , difficulty:  47289137 , date:  "2015-08-25 06:56:14" },
  { height:  599192 , difficulty:  47279876 , date:  "2015-08-25 07:17:53" },
  { height:  599193 , difficulty:  47217368 , date:  "2015-08-25 07:19:05" },
  { height:  599194 , difficulty:  47224223 , date:  "2015-08-25 07:19:35" },
  { height:  599195 , difficulty:  47262214 , date:  "2015-08-25 07:19:36" },
  { height:  599196 , difficulty:  47241837 , date:  "2015-08-25 07:19:47" },
  { height:  599197 , difficulty:  47171449 , date:  "2015-08-25 07:20:10" },
  { height:  599198 , difficulty:  47234504 , date:  "2015-08-25 07:22:50" },
  { height:  599199 , difficulty:  47181926 , date:  "2015-08-25 07:22:54" },
  { height:  599200 , difficulty:  47106897 , date:  "2015-08-25 07:25:16" },
  { height:  599201 , difficulty:  47031037 , date:  "2015-08-25 07:27:37" },
  { height:  599202 , difficulty:  47093209 , date:  "2015-08-25 07:27:43" },
  { height:  599203 , difficulty:  47041285 , date:  "2015-08-25 07:29:45" },
  { height:  599204 , difficulty:  47134474 , date:  "2015-08-25 07:39:04" },
  { height:  599205 , difficulty:  46961048 , date:  "2015-08-25 07:39:10" },
  { height:  599206 , difficulty:  47070382 , date:  "2015-08-25 07:47:07" },
  { height:  599207 , difficulty:  47201140 , date:  "2015-08-25 08:01:44" },
  { height:  599208 , difficulty:  47166496 , date:  "2015-08-25 08:02:34" },
  { height:  599209 , difficulty:  47175783 , date:  "2015-08-25 08:02:35" },
  { height:  599210 , difficulty:  47208559 , date:  "2015-08-25 08:04:18" },
  { height:  599211 , difficulty:  47195185 , date:  "2015-08-25 08:12:57" },
  { height:  599212 , difficulty:  47139304 , date:  "2015-08-25 08:13:00" },
  { height:  599213 , difficulty:  46984567 , date:  "2015-08-25 08:20:37" },
  { height:  599214 , difficulty:  46966411 , date:  "2015-08-25 08:20:53" },
  { height:  599215 , difficulty:  46991987 , date:  "2015-08-25 08:30:28" },
  { height:  599216 , difficulty:  46927268 , date:  "2015-08-25 08:33:38" },
  { height:  599217 , difficulty:  46919270 , date:  "2015-08-25 08:33:40" },
  { height:  599218 , difficulty:  47070213 , date:  "2015-08-25 08:35:49" },
  { height:  599219 , difficulty:  46999726 , date:  "2015-08-25 08:36:10" },
  { height:  599220 , difficulty:  46978620 , date:  "2015-08-25 08:37:15" },
  { height:  599221 , difficulty:  46849255 , date:  "2015-08-25 08:37:20" },
  { height:  599222 , difficulty:  46891553 , date:  "2015-08-25 08:38:03" },
  { height:  599223 , difficulty:  46907697 , date:  "2015-08-25 08:40:26" },
  { height:  599224 , difficulty:  46871834 , date:  "2015-08-25 08:44:38" },
  { height:  599225 , difficulty:  46716809 , date:  "2015-08-25 08:44:43" },
  { height:  599226 , difficulty:  46739486 , date:  "2015-08-25 08:44:57" },
  { height:  599227 , difficulty:  46699616 , date:  "2015-08-25 08:54:11" },
  { height:  599228 , difficulty:  46675108 , date:  "2015-08-25 08:55:45" },
  { height:  599229 , difficulty:  46670313 , date:  "2015-08-25 08:59:49" },
  { height:  599230 , difficulty:  46679084 , date:  "2015-08-25 09:02:08" },
  { height:  599231 , difficulty:  46611130 , date:  "2015-08-25 09:02:27" },
  { height:  599232 , difficulty:  46638702 , date:  "2015-08-25 09:09:16" },
  { height:  599233 , difficulty:  46635245 , date:  "2015-08-25 09:09:17" },
  { height:  599234 , difficulty:  46751463 , date:  "2015-08-25 09:10:40" },
  { height:  599235 , difficulty:  46726363 , date:  "2015-08-25 09:11:52" },
  { height:  599236 , difficulty:  46764448 , date:  "2015-08-25 09:19:43" },
  { height:  599237 , difficulty:  46744678 , date:  "2015-08-25 09:25:26" },
  { height:  599238 , difficulty:  46906017 , date:  "2015-08-25 09:25:36" },
  { height:  599239 , difficulty:  46854105 , date:  "2015-08-25 09:32:50" },
  { height:  599240 , difficulty:  47087449 , date:  "2015-08-25 09:32:52" },
  { height:  599241 , difficulty:  47116296 , date:  "2015-08-25 09:38:09" },
  { height:  599242 , difficulty:  46982642 , date:  "2015-08-25 09:38:45" },
  { height:  599243 , difficulty:  47236521 , date:  "2015-08-25 09:47:06" },
  { height:  599244 , difficulty:  47213271 , date:  "2015-08-25 09:50:11" },
  { height:  599245 , difficulty:  47108349 , date:  "2015-08-25 09:50:14" },
  { height:  599246 , difficulty:  47161343 , date:  "2015-08-25 09:56:00" },
  { height:  599247 , difficulty:  47186462 , date:  "2015-08-25 09:56:02" },
  { height:  599248 , difficulty:  46819292 , date:  "2015-08-25 10:02:51" },
  { height:  599249 , difficulty:  46757052 , date:  "2015-08-25 10:19:25" },
  { height:  599250 , difficulty:  46731370 , date:  "2015-08-25 10:19:30" },
  { height:  599251 , difficulty:  46788631 , date:  "2015-08-25 10:28:57" },
  { height:  599252 , difficulty:  46683642 , date:  "2015-08-25 10:29:01" },
  { height:  599253 , difficulty:  46721564 , date:  "2015-08-25 10:35:02" },
  { height:  599254 , difficulty:  46723389 , date:  "2015-08-25 10:35:05" },
  { height:  599255 , difficulty:  46681121 , date:  "2015-08-25 10:38:00" },
  { height:  599256 , difficulty:  46628737 , date:  "2015-08-25 10:48:00" },
  { height:  599257 , difficulty:  46623160 , date:  "2015-08-25 10:51:57" },
  { height:  599258 , difficulty:  46607951 , date:  "2015-08-25 11:01:59" },
  { height:  599259 , difficulty:  46601434 , date:  "2015-08-25 11:02:05" },
  { height:  599260 , difficulty:  46449758 , date:  "2015-08-25 11:03:50" },
  { height:  599261 , difficulty:  46657035 , date:  "2015-08-25 11:03:55" },
  { height:  599262 , difficulty:  46612751 , date:  "2015-08-25 11:10:20" },
  { height:  599263 , difficulty:  46723523 , date:  "2015-08-25 11:10:24" },
  { height:  599264 , difficulty:  46804802 , date:  "2015-08-25 11:15:09" },
  { height:  599265 , difficulty:  46909417 , date:  "2015-08-25 11:15:58" },
  { height:  599266 , difficulty:  46940742 , date:  "2015-08-25 11:17:36" },
  { height:  599267 , difficulty:  46983002 , date:  "2015-08-25 11:17:43" },
  { height:  599268 , difficulty:  46676154 , date:  "2015-08-25 11:29:26" },
  { height:  599269 , difficulty:  46634762 , date:  "2015-08-25 11:29:31" },
  { height:  599270 , difficulty:  46808441 , date:  "2015-08-25 11:40:43" },
  { height:  599271 , difficulty:  46919902 , date:  "2015-08-25 11:46:59" },
  { height:  599272 , difficulty:  46893046 , date:  "2015-08-25 11:49:48" },
  { height:  599273 , difficulty:  46885459 , date:  "2015-08-25 11:57:10" },
  { height:  599274 , difficulty:  46919641 , date:  "2015-08-25 11:57:11" },
  { height:  599275 , difficulty:  46927648 , date:  "2015-08-25 11:58:04" },
  { height:  599276 , difficulty:  47067481 , date:  "2015-08-25 12:05:40" },
  { height:  599277 , difficulty:  47006178 , date:  "2015-08-25 12:05:45" },
  { height:  599278 , difficulty:  47002438 , date:  "2015-08-25 12:22:14" },
  { height:  599279 , difficulty:  46946075 , date:  "2015-08-25 12:23:14" },
  { height:  599280 , difficulty:  46807539 , date:  "2015-08-25 12:31:40" },
  { height:  599281 , difficulty:  46914974 , date:  "2015-08-25 12:31:42" },
  { height:  599282 , difficulty:  46764668 , date:  "2015-08-25 12:36:34" },
  { height:  599283 , difficulty:  46772041 , date:  "2015-08-25 12:36:38" },
  { height:  599284 , difficulty:  46734152 , date:  "2015-08-25 12:37:59" },
  { height:  599285 , difficulty:  46926698 , date:  "2015-08-25 12:40:10" },
  { height:  599286 , difficulty:  47062040 , date:  "2015-08-25 12:40:11" },
  { height:  599287 , difficulty:  46916211 , date:  "2015-08-25 12:42:47" },
  { height:  599288 , difficulty:  47013312 , date:  "2015-08-25 12:44:54" },
  { height:  599289 , difficulty:  47084035 , date:  "2015-08-25 12:52:37" },
  { height:  599290 , difficulty:  47069942 , date:  "2015-08-25 13:02:51" },
  { height:  599291 , difficulty:  46889945 , date:  "2015-08-25 13:04:07" },
  { height:  599292 , difficulty:  46892677 , date:  "2015-08-25 13:26:13" },
  { height:  599293 , difficulty:  46982905 , date:  "2015-08-25 13:26:18" },
  { height:  599294 , difficulty:  47110684 , date:  "2015-08-25 13:27:24" },
  { height:  599295 , difficulty:  47182063 , date:  "2015-08-25 13:28:29" },
  { height:  599296 , difficulty:  47294203 , date:  "2015-08-25 13:33:54" },
  { height:  599297 , difficulty:  47406009 , date:  "2015-08-25 13:37:20" },
  { height:  599298 , difficulty:  47382319 , date:  "2015-08-25 13:47:48" },
  { height:  599299 , difficulty:  47471497 , date:  "2015-08-25 13:51:47" },
  { height:  599300 , difficulty:  47378127 , date:  "2015-08-25 13:54:34" },
  { height:  599301 , difficulty:  47363154 , date:  "2015-08-25 14:05:01" },
  { height:  599302 , difficulty:  47376078 , date:  "2015-08-25 14:05:27" },
  { height:  599303 , difficulty:  47237857 , date:  "2015-08-25 14:05:33" },
  { height:  599304 , difficulty:  47247537 , date:  "2015-08-25 14:05:53" },
  { height:  599305 , difficulty:  47300881 , date:  "2015-08-25 14:14:09" },
  { height:  599306 , difficulty:  47303681 , date:  "2015-08-25 14:17:12" },
  { height:  599307 , difficulty:  47378099 , date:  "2015-08-25 14:18:04" },
  { height:  599308 , difficulty:  47240515 , date:  "2015-08-25 14:32:16" },
  { height:  599309 , difficulty:  47227293 , date:  "2015-08-25 14:38:54" },
  { height:  599310 , difficulty:  47302113 , date:  "2015-08-25 14:40:31" },
  { height:  599311 , difficulty:  47276793 , date:  "2015-08-25 14:56:36" },
  { height:  599312 , difficulty:  47135731 , date:  "2015-08-25 14:58:24" },
  { height:  599313 , difficulty:  47016966 , date:  "2015-08-25 14:58:27" },
  { height:  599314 , difficulty:  46990700 , date:  "2015-08-25 15:04:41" },
  { height:  599315 , difficulty:  46987735 , date:  "2015-08-25 15:12:41" },
  { height:  599316 , difficulty:  46974811 , date:  "2015-08-25 15:14:28" },
  { height:  599317 , difficulty:  46865986 , date:  "2015-08-25 15:14:54" },
  { height:  599318 , difficulty:  46888854 , date:  "2015-08-25 15:22:02" },
  { height:  599319 , difficulty:  46917516 , date:  "2015-08-25 15:22:07" },
  { height:  599320 , difficulty:  46943954 , date:  "2015-08-25 15:29:09" },
  { height:  599321 , difficulty:  46945800 , date:  "2015-08-25 15:39:25" },
  { height:  599322 , difficulty:  46877567 , date:  "2015-08-25 15:39:26" },
  { height:  599323 , difficulty:  46854014 , date:  "2015-08-25 15:44:03" },
  { height:  599324 , difficulty:  46823457 , date:  "2015-08-25 15:50:55" },
  { height:  599325 , difficulty:  46532898 , date:  "2015-08-25 15:53:23" },
  { height:  599326 , difficulty:  46524869 , date:  "2015-08-25 15:56:51" },
  { height:  599327 , difficulty:  46508515 , date:  "2015-08-25 16:03:28" },
  { height:  599328 , difficulty:  46533013 , date:  "2015-08-25 16:11:51" },
  { height:  599329 , difficulty:  46413666 , date:  "2015-08-25 16:11:57" },
  { height:  599330 , difficulty:  46409038 , date:  "2015-08-25 16:16:02" },
  { height:  599331 , difficulty:  46339416 , date:  "2015-08-25 16:16:04" },
  { height:  599332 , difficulty:  46278461 , date:  "2015-08-25 16:44:21" },
  { height:  599333 , difficulty:  46192031 , date:  "2015-08-25 16:44:25" },
  { height:  599334 , difficulty:  46093148 , date:  "2015-08-25 17:01:28" },
  { height:  599335 , difficulty:  46120514 , date:  "2015-08-25 17:11:17" },
  { height:  599336 , difficulty:  46132418 , date:  "2015-08-25 17:11:21" },
  { height:  599337 , difficulty:  46107637 , date:  "2015-08-25 17:16:15" },
  { height:  599338 , difficulty:  46111685 , date:  "2015-08-25 17:16:55" },
  { height:  599339 , difficulty:  46110115 , date:  "2015-08-25 17:17:37" },
  { height:  599340 , difficulty:  46011557 , date:  "2015-08-25 17:17:40" },
  { height:  599341 , difficulty:  46378344 , date:  "2015-08-25 17:21:18" },
  { height:  599342 , difficulty:  46328972 , date:  "2015-08-25 17:28:06" },
  { height:  599343 , difficulty:  46586546 , date:  "2015-08-25 17:28:11" },
  { height:  599344 , difficulty:  46587611 , date:  "2015-08-25 17:28:41" },
  { height:  599345 , difficulty:  46592975 , date:  "2015-08-25 17:28:44" },
  { height:  599346 , difficulty:  46522176 , date:  "2015-08-25 17:29:56" },
  { height:  599347 , difficulty:  46464254 , date:  "2015-08-25 17:34:55" },
  { height:  599348 , difficulty:  46454424 , date:  "2015-08-25 17:48:33" },
  { height:  599349 , difficulty:  46427917 , date:  "2015-08-25 17:49:03" },
  { height:  599350 , difficulty:  46546331 , date:  "2015-08-25 18:08:18" },
  { height:  599351 , difficulty:  46531111 , date:  "2015-08-25 18:10:35" },
  { height:  599352 , difficulty:  46386434 , date:  "2015-08-25 18:11:06" },
  { height:  599353 , difficulty:  46407216 , date:  "2015-08-25 18:13:52" },
  { height:  599354 , difficulty:  46211329 , date:  "2015-08-25 18:13:54" },
  { height:  599355 , difficulty:  46233901 , date:  "2015-08-25 18:16:08" },
  { height:  599356 , difficulty:  46217752 , date:  "2015-08-25 18:18:07" },
  { height:  599357 , difficulty:  46218669 , date:  "2015-08-25 18:26:56" },
  { height:  599358 , difficulty:  46287075 , date:  "2015-08-25 18:27:02" },
  { height:  599359 , difficulty:  46263394 , date:  "2015-08-25 18:32:28" },
  { height:  599360 , difficulty:  46451912 , date:  "2015-08-25 18:43:27" },
  { height:  599361 , difficulty:  46394260 , date:  "2015-08-25 18:43:27" },
  { height:  599362 , difficulty:  46400561 , date:  "2015-08-25 18:45:38" },
  { height:  599363 , difficulty:  46349015 , date:  "2015-08-25 18:45:41" },
  { height:  599364 , difficulty:  46337925 , date:  "2015-08-25 18:46:25" },
  { height:  599365 , difficulty:  46238301 , date:  "2015-08-25 18:51:07" },
  { height:  599366 , difficulty:  46051954 , date:  "2015-08-25 18:57:06" },
  { height:  599367 , difficulty:  46072935 , date:  "2015-08-25 19:07:15" },
  { height:  599368 , difficulty:  45787876 , date:  "2015-08-25 19:07:18" },
  { height:  599369 , difficulty:  45765037 , date:  "2015-08-25 19:13:23" },
  { height:  599370 , difficulty:  45864516 , date:  "2015-08-25 19:21:00" },
  { height:  599371 , difficulty:  45834021 , date:  "2015-08-25 19:21:03" },
  { height:  599372 , difficulty:  46045011 , date:  "2015-08-25 19:23:00" },
  { height:  599373 , difficulty:  45970598 , date:  "2015-08-25 19:26:24" },
  { height:  599374 , difficulty:  45886285 , date:  "2015-08-25 19:26:27" },
  { height:  599375 , difficulty:  45807695 , date:  "2015-08-25 19:30:15" },
  { height:  599376 , difficulty:  45786678 , date:  "2015-08-25 19:31:30" },
  { height:  599377 , difficulty:  45784263 , date:  "2015-08-25 19:31:50" },
  { height:  599378 , difficulty:  45858749 , date:  "2015-08-25 19:35:12" },
  { height:  599379 , difficulty:  45836763 , date:  "2015-08-25 19:37:48" },
  { height:  599380 , difficulty:  45829583 , date:  "2015-08-25 19:43:08" },
  { height:  599381 , difficulty:  45684522 , date:  "2015-08-25 19:43:54" },
  { height:  599382 , difficulty:  45806806 , date:  "2015-08-25 19:46:42" },
  { height:  599383 , difficulty:  45772574 , date:  "2015-08-25 19:46:43" },
  { height:  599384 , difficulty:  45528720 , date:  "2015-08-25 19:57:31" },
  { height:  599385 , difficulty:  45639250 , date:  "2015-08-25 20:02:36" },
  { height:  599386 , difficulty:  45610092 , date:  "2015-08-25 20:02:37" },
  { height:  599387 , difficulty:  45336078 , date:  "2015-08-25 20:03:54" },
  { height:  599388 , difficulty:  45492875 , date:  "2015-08-25 20:14:55" },
  { height:  599389 , difficulty:  45591301 , date:  "2015-08-25 20:15:00" },
  { height:  599390 , difficulty:  45471832 , date:  "2015-08-25 20:18:41" },
  { height:  599391 , difficulty:  45420162 , date:  "2015-08-25 20:19:15" },
  { height:  599392 , difficulty:  45532512 , date:  "2015-08-25 20:22:45" },
  { height:  599393 , difficulty:  45504293 , date:  "2015-08-25 20:24:32" },
  { height:  599394 , difficulty:  45410790 , date:  "2015-08-25 20:41:49" },
  { height:  599395 , difficulty:  45387760 , date:  "2015-08-25 20:45:48" },
  { height:  599396 , difficulty:  45664367 , date:  "2015-08-25 20:49:37" },
  { height:  599397 , difficulty:  45483539 , date:  "2015-08-25 20:52:47" },
  { height:  599398 , difficulty:  45474527 , date:  "2015-08-25 20:55:09" },
  { height:  599399 , difficulty:  45473357 , date:  "2015-08-25 20:59:37" },
  { height:  599400 , difficulty:  45425271 , date:  "2015-08-25 21:00:57" },
  { height:  599401 , difficulty:  45574037 , date:  "2015-08-25 21:08:10" },
  { height:  599402 , difficulty:  45496687 , date:  "2015-08-25 21:08:16" },
  { height:  599403 , difficulty:  45411097 , date:  "2015-08-25 21:09:24" },
  { height:  599404 , difficulty:  45256921 , date:  "2015-08-25 21:10:33" },
  { height:  599405 , difficulty:  45327794 , date:  "2015-08-25 21:11:01" },
  { height:  599406 , difficulty:  45256204 , date:  "2015-08-25 21:18:46" },
  { height:  599407 , difficulty:  45279636 , date:  "2015-08-25 21:19:45" },
  { height:  599408 , difficulty:  44819928 , date:  "2015-08-25 21:31:29" },
  { height:  599409 , difficulty:  44797827 , date:  "2015-08-25 21:31:32" },
  { height:  599410 , difficulty:  44512509 , date:  "2015-08-25 21:32:17" },
  { height:  599411 , difficulty:  44414132 , date:  "2015-08-25 21:40:21" },
  { height:  599412 , difficulty:  44642369 , date:  "2015-08-25 21:42:37" },
  { height:  599413 , difficulty:  44565375 , date:  "2015-08-25 21:42:50" },
  { height:  599414 , difficulty:  44534096 , date:  "2015-08-25 21:43:48" },
  { height:  599415 , difficulty:  44575083 , date:  "2015-08-25 21:46:55" },
  { height:  599416 , difficulty:  44578828 , date:  "2015-08-25 22:00:28" },
  { height:  599417 , difficulty:  44522080 , date:  "2015-08-25 22:00:35" },
  { height:  599418 , difficulty:  44410997 , date:  "2015-08-25 22:04:01" },
  { height:  599419 , difficulty:  44563051 , date:  "2015-08-25 22:08:22" },
  { height:  599420 , difficulty:  44534316 , date:  "2015-08-25 22:12:07" },
  { height:  599421 , difficulty:  44536582 , date:  "2015-08-25 22:17:14" },
  { height:  599422 , difficulty:  44511827 , date:  "2015-08-25 22:29:32" },
  { height:  599423 , difficulty:  44414783 , date:  "2015-08-25 22:33:38" },
  { height:  599424 , difficulty:  44320194 , date:  "2015-08-25 22:44:20" },
  { height:  599425 , difficulty:  44387373 , date:  "2015-08-25 22:44:25" },
  { height:  599426 , difficulty:  44080430 , date:  "2015-08-25 23:01:52" },
  { height:  599427 , difficulty:  44053075 , date:  "2015-08-25 23:02:44" },
  { height:  599428 , difficulty:  44091542 , date:  "2015-08-25 23:16:36" },
  { height:  599429 , difficulty:  44029998 , date:  "2015-08-25 23:18:19" },
  { height:  599430 , difficulty:  44013149 , date:  "2015-08-25 23:21:59" },
  { height:  599431 , difficulty:  44028835 , date:  "2015-08-25 23:30:29" },
  { height:  599432 , difficulty:  44020354 , date:  "2015-08-25 23:44:18" },
  { height:  599433 , difficulty:  43948088 , date:  "2015-08-25 23:48:11" },
  { height:  599434 , difficulty:  44102384 , date:  "2015-08-25 23:50:33" },
  { height:  599435 , difficulty:  44054087 , date:  "2015-08-25 23:50:40" },
  { height:  599436 , difficulty:  43885752 , date:  "2015-08-25 23:58:52" },
  { height:  599437 , difficulty:  43865779 , date:  "2015-08-25 23:59:48" },
  { height:  599438 , difficulty:  43912436 , date:  "2015-08-26 00:09:35" },
  { height:  599439 , difficulty:  43917277 , date:  "2015-08-26 00:14:48" },
  { height:  599440 , difficulty:  43994101 , date:  "2015-08-26 00:16:45" },
  { height:  599441 , difficulty:  43917008 , date:  "2015-08-26 00:17:14" },
  { height:  599442 , difficulty:  43816010 , date:  "2015-08-26 00:19:11" },
  { height:  599443 , difficulty:  43726419 , date:  "2015-08-26 00:23:50" },
  { height:  599444 , difficulty:  43704805 , date:  "2015-08-26 00:23:52" },
  { height:  599445 , difficulty:  43691003 , date:  "2015-08-26 00:24:35" },
  { height:  599446 , difficulty:  43621516 , date:  "2015-08-26 00:27:11" },
  { height:  599447 , difficulty:  43658130 , date:  "2015-08-26 00:29:37" },
  { height:  599448 , difficulty:  43608501 , date:  "2015-08-26 00:29:43" },
  { height:  599449 , difficulty:  43576796 , date:  "2015-08-26 00:30:34" },
  { height:  599450 , difficulty:  43629642 , date:  "2015-08-26 00:33:06" },
  { height:  599451 , difficulty:  43551475 , date:  "2015-08-26 00:40:24" },
  { height:  599452 , difficulty:  43532390 , date:  "2015-08-26 00:40:28" },
  { height:  599453 , difficulty:  43531378 , date:  "2015-08-26 00:44:34" },
  { height:  599454 , difficulty:  43461407 , date:  "2015-08-26 00:47:45" },
  { height:  599455 , difficulty:  43401734 , date:  "2015-08-26 00:50:56" },
  { height:  599456 , difficulty:  43487684 , date:  "2015-08-26 00:51:03" },
  { height:  599457 , difficulty:  43715953 , date:  "2015-08-26 00:52:50" },
  { height:  599458 , difficulty:  43708388 , date:  "2015-08-26 01:06:34" },
  { height:  599459 , difficulty:  43686163 , date:  "2015-08-26 01:06:40" },
  { height:  599460 , difficulty:  43687543 , date:  "2015-08-26 01:22:57" },
  { height:  599461 , difficulty:  43588879 , date:  "2015-08-26 01:24:22" },
  { height:  599462 , difficulty:  43658073 , date:  "2015-08-26 01:31:45" },
  { height:  599463 , difficulty:  43637662 , date:  "2015-08-26 01:32:28" },
  { height:  599464 , difficulty:  43523134 , date:  "2015-08-26 01:41:24" },
  { height:  599465 , difficulty:  43540782 , date:  "2015-08-26 01:41:28" },
  { height:  599466 , difficulty:  43556183 , date:  "2015-08-26 01:45:41" },
  { height:  599467 , difficulty:  43525822 , date:  "2015-08-26 01:45:45" },
  { height:  599468 , difficulty:  43574326 , date:  "2015-08-26 01:46:17" },
  { height:  599469 , difficulty:  43526395 , date:  "2015-08-26 01:50:47" },
  { height:  599470 , difficulty:  43361115 , date:  "2015-08-26 01:53:21" },
  { height:  599471 , difficulty:  43473796 , date:  "2015-08-26 02:07:45" },
  { height:  599472 , difficulty:  43395508 , date:  "2015-08-26 02:09:46" },
  { height:  599473 , difficulty:  43367099 , date:  "2015-08-26 02:13:06" },
  { height:  599474 , difficulty:  43327972 , date:  "2015-08-26 02:13:09" },
  { height:  599475 , difficulty:  43256629 , date:  "2015-08-26 02:16:40" },
  { height:  599476 , difficulty:  43225310 , date:  "2015-08-26 02:16:45" },
  { height:  599477 , difficulty:  43116924 , date:  "2015-08-26 02:25:45" },
  { height:  599478 , difficulty:  43207293 , date:  "2015-08-26 02:25:47" },
  { height:  599479 , difficulty:  43180716 , date:  "2015-08-26 02:36:22" },
  { height:  599480 , difficulty:  43308073 , date:  "2015-08-26 02:37:20" },
  { height:  599481 , difficulty:  43346219 , date:  "2015-08-26 02:40:34" },
  { height:  599482 , difficulty:  43210258 , date:  "2015-08-26 02:41:53" },
  { height:  599483 , difficulty:  43203788 , date:  "2015-08-26 02:41:55" },
  { height:  599484 , difficulty:  43041500 , date:  "2015-08-26 02:42:32" },
  { height:  599485 , difficulty:  43041370 , date:  "2015-08-26 02:44:05" },
  { height:  599486 , difficulty:  43164259 , date:  "2015-08-26 02:53:25" },
  { height:  599487 , difficulty:  43148800 , date:  "2015-08-26 02:54:02" },
  { height:  599488 , difficulty:  43123415 , date:  "2015-08-26 02:54:51" },
  { height:  599489 , difficulty:  43099676 , date:  "2015-08-26 03:18:34" },
  { height:  599490 , difficulty:  43141651 , date:  "2015-08-26 03:18:38" },
  { height:  599491 , difficulty:  43144813 , date:  "2015-08-26 03:23:28" },
  { height:  599492 , difficulty:  43051787 , date:  "2015-08-26 03:23:31" },
  { height:  599493 , difficulty:  43028140 , date:  "2015-08-26 03:46:50" },
  { height:  599494 , difficulty:  43265063 , date:  "2015-08-26 03:46:52" },
  { height:  599495 , difficulty:  43271953 , date:  "2015-08-26 03:51:27" },
  { height:  599496 , difficulty:  43193665 , date:  "2015-08-26 03:54:12" },
  { height:  599497 , difficulty:  43195349 , date:  "2015-08-26 03:54:47" },
  { height:  599498 , difficulty:  43126273 , date:  "2015-08-26 03:56:09" },
  { height:  599499 , difficulty:  43118167 , date:  "2015-08-26 04:00:16" },
  { height:  599500 , difficulty:  42938710 , date:  "2015-08-26 04:00:18" },
  { height:  599501 , difficulty:  43221775 , date:  "2015-08-26 04:02:16" },
  { height:  599502 , difficulty:  42937933 , date:  "2015-08-26 04:03:07" },
  { height:  599503 , difficulty:  42907893 , date:  "2015-08-26 04:15:56" },
  { height:  599504 , difficulty:  42799989 , date:  "2015-08-26 04:16:08" },
  { height:  599505 , difficulty:  42841275 , date:  "2015-08-26 04:21:20" },
  { height:  599506 , difficulty:  42764503 , date:  "2015-08-26 04:21:56" },
  { height:  599507 , difficulty:  42659624 , date:  "2015-08-26 04:32:11" },
  { height:  599508 , difficulty:  42653142 , date:  "2015-08-26 04:34:28" },
  { height:  599509 , difficulty:  42628545 , date:  "2015-08-26 04:36:19" },
  { height:  599510 , difficulty:  42993678 , date:  "2015-08-26 04:42:57" },
  { height:  599511 , difficulty:  42969859 , date:  "2015-08-26 04:43:04" },
  { height:  599512 , difficulty:  43154312 , date:  "2015-08-26 04:43:25" },
  { height:  599513 , difficulty:  43117248 , date:  "2015-08-26 04:45:10" },
  { height:  599514 , difficulty:  42987819 , date:  "2015-08-26 04:47:32" },
  { height:  599515 , difficulty:  43114644 , date:  "2015-08-26 04:47:33" },
  { height:  599516 , difficulty:  43067635 , date:  "2015-08-26 04:52:09" },
  { height:  599517 , difficulty:  43373315 , date:  "2015-08-26 05:05:43" },
  { height:  599518 , difficulty:  43320433 , date:  "2015-08-26 05:10:38" },
  { height:  599519 , difficulty:  43378295 , date:  "2015-08-26 05:10:40" },
  { height:  599520 , difficulty:  43353778 , date:  "2015-08-26 05:19:52" },
  { height:  599521 , difficulty:  43365589 , date:  "2015-08-26 05:31:07" },
  { height:  599522 , difficulty:  43326409 , date:  "2015-08-26 05:34:09" },
  { height:  599523 , difficulty:  43266390 , date:  "2015-08-26 05:34:13" },
  { height:  599524 , difficulty:  43261741 , date:  "2015-08-26 05:35:26" },
  { height:  599525 , difficulty:  43240011 , date:  "2015-08-26 05:35:31" },
  { height:  599526 , difficulty:  43358809 , date:  "2015-08-26 05:44:07" },
  { height:  599527 , difficulty:  43223462 , date:  "2015-08-26 05:45:45" },
  { height:  599528 , difficulty:  43217853 , date:  "2015-08-26 05:48:16" },
  { height:  599529 , difficulty:  43180979 , date:  "2015-08-26 05:49:27" },
  { height:  599530 , difficulty:  43153227 , date:  "2015-08-26 05:54:48" },
  { height:  599531 , difficulty:  43490185 , date:  "2015-08-26 06:00:23" },
  { height:  599532 , difficulty:  43464635 , date:  "2015-08-26 06:04:52" },
  { height:  599533 , difficulty:  43436909 , date:  "2015-08-26 06:19:42" },
  { height:  599534 , difficulty:  43214224 , date:  "2015-08-26 06:20:11" },
  { height:  599535 , difficulty:  43262826 , date:  "2015-08-26 06:20:27" },
  { height:  599536 , difficulty:  43064445 , date:  "2015-08-26 06:25:33" },
  { height:  599537 , difficulty:  43233090 , date:  "2015-08-26 06:25:38" },
  { height:  599538 , difficulty:  43175850 , date:  "2015-08-26 06:28:50" },
  { height:  599539 , difficulty:  43141264 , date:  "2015-08-26 06:30:30" },
  { height:  599540 , difficulty:  43042261 , date:  "2015-08-26 06:31:41" },
  { height:  599541 , difficulty:  43046838 , date:  "2015-08-26 06:35:51" },
  { height:  599542 , difficulty:  43027871 , date:  "2015-08-26 06:44:08" },
  { height:  599543 , difficulty:  43151463 , date:  "2015-08-26 06:45:12" },
  { height:  599544 , difficulty:  43119165 , date:  "2015-08-26 06:46:36" },
  { height:  599545 , difficulty:  43225741 , date:  "2015-08-26 06:46:56" },
  { height:  599546 , difficulty:  43161358 , date:  "2015-08-26 06:46:57" },
  { height:  599547 , difficulty:  42923478 , date:  "2015-08-26 06:47:31" },
  { height:  599548 , difficulty:  42965458 , date:  "2015-08-26 06:48:26" },
  { height:  599549 , difficulty:  42942990 , date:  "2015-08-26 06:53:07" },
  { height:  599550 , difficulty:  43105736 , date:  "2015-08-26 06:54:31" },
  { height:  599551 , difficulty:  43259489 , date:  "2015-08-26 06:56:42" },
  { height:  599552 , difficulty:  43335158 , date:  "2015-08-26 06:56:46" },
  { height:  599553 , difficulty:  43170247 , date:  "2015-08-26 06:57:36" },
  { height:  599554 , difficulty:  43148764 , date:  "2015-08-26 06:57:51" },
  { height:  599555 , difficulty:  43043821 , date:  "2015-08-26 07:07:56" },
  { height:  599556 , difficulty:  43026175 , date:  "2015-08-26 07:08:24" },
  { height:  599557 , difficulty:  43073163 , date:  "2015-08-26 07:21:18" },
  { height:  599558 , difficulty:  43028739 , date:  "2015-08-26 07:30:36" },
  { height:  599559 , difficulty:  43149954 , date:  "2015-08-26 07:36:16" },
  { height:  599560 , difficulty:  43132033 , date:  "2015-08-26 07:36:20" },
  { height:  599561 , difficulty:  43237107 , date:  "2015-08-26 07:40:34" },
  { height:  599562 , difficulty:  43183260 , date:  "2015-08-26 07:42:13" },
  { height:  599563 , difficulty:  43171464 , date:  "2015-08-26 07:47:58" },
  { height:  599564 , difficulty:  43178948 , date:  "2015-08-26 07:54:14" },
  { height:  599565 , difficulty:  42825378 , date:  "2015-08-26 07:54:39" },
  { height:  599566 , difficulty:  42869361 , date:  "2015-08-26 08:03:05" },
  { height:  599567 , difficulty:  42843453 , date:  "2015-08-26 08:03:16" },
  { height:  599568 , difficulty:  42819210 , date:  "2015-08-26 08:04:10" },
  { height:  599569 , difficulty:  42507589 , date:  "2015-08-26 08:05:25" },
  { height:  599570 , difficulty:  42821176 , date:  "2015-08-26 08:09:57" },
  { height:  599571 , difficulty:  42736162 , date:  "2015-08-26 08:12:04" },
  { height:  599572 , difficulty:  42890248 , date:  "2015-08-26 08:17:59" },
  { height:  599573 , difficulty:  42857067 , date:  "2015-08-26 08:18:03" },
  { height:  599574 , difficulty:  42885723 , date:  "2015-08-26 08:18:25" },
  { height:  599575 , difficulty:  42797577 , date:  "2015-08-26 08:24:19" },
  { height:  599576 , difficulty:  42782685 , date:  "2015-08-26 08:25:31" },
  { height:  599577 , difficulty:  42851306 , date:  "2015-08-26 08:25:40" },
  { height:  599578 , difficulty:  42893388 , date:  "2015-08-26 08:28:08" },
  { height:  599579 , difficulty:  42670590 , date:  "2015-08-26 08:36:13" },
  { height:  599580 , difficulty:  42939212 , date:  "2015-08-26 08:36:19" },
  { height:  599581 , difficulty:  42833993 , date:  "2015-08-26 08:47:27" },
  { height:  599582 , difficulty:  42803271 , date:  "2015-08-26 08:57:42" },
  { height:  599583 , difficulty:  42626132 , date:  "2015-08-26 09:03:10" },
  { height:  599584 , difficulty:  42625620 , date:  "2015-08-26 09:07:50" },
  { height:  599585 , difficulty:  42689286 , date:  "2015-08-26 09:13:08" },
  { height:  599586 , difficulty:  42671931 , date:  "2015-08-26 09:13:25" },
  { height:  599587 , difficulty:  42648071 , date:  "2015-08-26 09:21:06" },
  { height:  599588 , difficulty:  42656236 , date:  "2015-08-26 09:22:58" },
  { height:  599589 , difficulty:  42763646 , date:  "2015-08-26 09:27:33" },
  { height:  599590 , difficulty:  42757532 , date:  "2015-08-26 09:36:10" },
  { height:  599591 , difficulty:  42735558 , date:  "2015-08-26 09:36:16" },
  { height:  599592 , difficulty:  42697497 , date:  "2015-08-26 09:38:40" },
  { height:  599593 , difficulty:  42824271 , date:  "2015-08-26 09:41:20" },
  { height:  599594 , difficulty:  42821723 , date:  "2015-08-26 09:42:20" },
  { height:  599595 , difficulty:  43048034 , date:  "2015-08-26 09:44:39" },
  { height:  599596 , difficulty:  42881340 , date:  "2015-08-26 09:47:17" },
  { height:  599597 , difficulty:  42801972 , date:  "2015-08-26 09:54:59" },
  { height:  599598 , difficulty:  42910489 , date:  "2015-08-26 09:55:03" },
  { height:  599599 , difficulty:  42887575 , date:  "2015-08-26 09:57:01" },
  { height:  599600 , difficulty:  42866289 , date:  "2015-08-26 09:58:39" },
  { height:  599601 , difficulty:  42858207 , date:  "2015-08-26 10:02:45" },
  { height:  599602 , difficulty:  42703158 , date:  "2015-08-26 10:04:35" },
  { height:  599603 , difficulty:  42701681 , date:  "2015-08-26 10:20:53" },
  { height:  599604 , difficulty:  42749267 , date:  "2015-08-26 10:21:49" },
  { height:  599605 , difficulty:  42768220 , date:  "2015-08-26 10:33:44" },
  { height:  599606 , difficulty:  42828916 , date:  "2015-08-26 10:37:14" },
  { height:  599607 , difficulty:  42856527 , date:  "2015-08-26 10:37:18" },
  { height:  599608 , difficulty:  42773205 , date:  "2015-08-26 10:37:21" },
  { height:  599609 , difficulty:  42591981 , date:  "2015-08-26 10:39:03" },
  { height:  599610 , difficulty:  42562274 , date:  "2015-08-26 10:45:05" },
  { height:  599611 , difficulty:  42584371 , date:  "2015-08-26 10:45:40" },
  { height:  599612 , difficulty:  42482819 , date:  "2015-08-26 10:48:01" },
  { height:  599613 , difficulty:  42764098 , date:  "2015-08-26 10:52:29" },
  { height:  599614 , difficulty:  42827376 , date:  "2015-08-26 10:54:06" },
  { height:  599615 , difficulty:  42942723 , date:  "2015-08-26 11:01:00" },
  { height:  599616 , difficulty:  42901994 , date:  "2015-08-26 11:02:04" },
  { height:  599617 , difficulty:  42997293 , date:  "2015-08-26 11:03:04" },
  { height:  599618 , difficulty:  43019634 , date:  "2015-08-26 11:06:14" },
  { height:  599619 , difficulty:  43054450 , date:  "2015-08-26 11:13:15" },
  { height:  599620 , difficulty:  43261281 , date:  "2015-08-26 11:13:38" },
  { height:  599621 , difficulty:  43234747 , date:  "2015-08-26 11:16:27" },
  { height:  599622 , difficulty:  43358358 , date:  "2015-08-26 11:18:19" },
  { height:  599623 , difficulty:  43327833 , date:  "2015-08-26 11:22:01" },
  { height:  599624 , difficulty:  43440473 , date:  "2015-08-26 11:35:37" },
  { height:  599625 , difficulty:  43425814 , date:  "2015-08-26 11:40:01" },
  { height:  599626 , difficulty:  43381520 , date:  "2015-08-26 11:40:09" },
  { height:  599627 , difficulty:  43824599 , date:  "2015-08-26 11:40:30" },
  { height:  599628 , difficulty:  43859813 , date:  "2015-08-26 11:40:50" },
  { height:  599629 , difficulty:  44088364 , date:  "2015-08-26 11:48:03" },
  { height:  599630 , difficulty:  44124462 , date:  "2015-08-26 11:53:03" },
  { height:  599631 , difficulty:  43933890 , date:  "2015-08-26 12:05:05" },
  { height:  599632 , difficulty:  44059251 , date:  "2015-08-26 12:05:07" },
  { height:  599633 , difficulty:  43858979 , date:  "2015-08-26 12:06:19" },
  { height:  599634 , difficulty:  43682470 , date:  "2015-08-26 12:07:41" },
  { height:  599635 , difficulty:  44271228 , date:  "2015-08-26 12:10:54" },
  { height:  599636 , difficulty:  44394105 , date:  "2015-08-26 12:11:43" },
  { height:  599637 , difficulty:  44336619 , date:  "2015-08-26 12:14:34" },
  { height:  599638 , difficulty:  44287656 , date:  "2015-08-26 12:18:04" },
  { height:  599639 , difficulty:  44557704 , date:  "2015-08-26 12:24:05" },
  { height:  599640 , difficulty:  44428026 , date:  "2015-08-26 12:24:38" },
  { height:  599641 , difficulty:  44535022 , date:  "2015-08-26 12:30:04" },
  { height:  599642 , difficulty:  44367493 , date:  "2015-08-26 12:32:15" },
  { height:  599643 , difficulty:  44568291 , date:  "2015-08-26 12:36:09" },
  { height:  599644 , difficulty:  44534245 , date:  "2015-08-26 12:36:10" },
  { height:  599645 , difficulty:  44521784 , date:  "2015-08-26 12:39:38" },
  { height:  599646 , difficulty:  44482227 , date:  "2015-08-26 12:44:52" },
  { height:  599647 , difficulty:  44423889 , date:  "2015-08-26 12:45:27" },
  { height:  599648 , difficulty:  44595036 , date:  "2015-08-26 12:46:40" },
  { height:  599649 , difficulty:  44854362 , date:  "2015-08-26 12:55:15" },
  { height:  599650 , difficulty:  44825755 , date:  "2015-08-26 13:00:40" },
  { height:  599651 , difficulty:  44798598 , date:  "2015-08-26 13:06:53" },
  { height:  599652 , difficulty:  45688677 , date:  "2015-08-26 13:10:13" },
  { height:  599653 , difficulty:  45664884 , date:  "2015-08-26 13:10:29" },
  { height:  599654 , difficulty:  45681844 , date:  "2015-08-26 13:11:36" },
  { height:  599655 , difficulty:  45768149 , date:  "2015-08-26 13:12:03" },
  { height:  599656 , difficulty:  45750113 , date:  "2015-08-26 13:17:58" },
  { height:  599657 , difficulty:  45601875 , date:  "2015-08-26 13:37:54" },
  { height:  599658 , difficulty:  45393358 , date:  "2015-08-26 13:38:01" },
  { height:  599659 , difficulty:  45271939 , date:  "2015-08-26 13:39:26" },
  { height:  599660 , difficulty:  45256618 , date:  "2015-08-26 13:44:38" },
  { height:  599661 , difficulty:  45215005 , date:  "2015-08-26 13:44:42" },
  { height:  599662 , difficulty:  45188239 , date:  "2015-08-26 14:07:57" },
  { height:  599663 , difficulty:  45122126 , date:  "2015-08-26 14:08:35" },
  { height:  599664 , difficulty:  45290739 , date:  "2015-08-26 14:11:34" },
  { height:  599665 , difficulty:  45353907 , date:  "2015-08-26 14:18:08" },
  { height:  599666 , difficulty:  45179578 , date:  "2015-08-26 14:42:34" },
  { height:  599667 , difficulty:  45231868 , date:  "2015-08-26 14:42:39" },
  { height:  599668 , difficulty:  45321075 , date:  "2015-08-26 14:50:59" },
  { height:  599669 , difficulty:  45251987 , date:  "2015-08-26 14:51:05" },
  { height:  599670 , difficulty:  45341103 , date:  "2015-08-26 14:54:48" },
  { height:  599671 , difficulty:  45278021 , date:  "2015-08-26 14:57:12" },
  { height:  599672 , difficulty:  45649310 , date:  "2015-08-26 15:00:19" },
  { height:  599673 , difficulty:  45652542 , date:  "2015-08-26 15:00:20" },
  { height:  599674 , difficulty:  45678474 , date:  "2015-08-26 15:06:47" },
  { height:  599675 , difficulty:  45819526 , date:  "2015-08-26 15:13:09" },
  { height:  599676 , difficulty:  45829093 , date:  "2015-08-26 15:17:48" },
  { height:  599677 , difficulty:  45729815 , date:  "2015-08-26 15:21:05" },
  { height:  599678 , difficulty:  45775641 , date:  "2015-08-26 15:28:48" },
  { height:  599679 , difficulty:  45452955 , date:  "2015-08-26 15:36:49" },
  { height:  599680 , difficulty:  45414212 , date:  "2015-08-26 15:39:05" },
  { height:  599681 , difficulty:  45295806 , date:  "2015-08-26 15:39:21" },
  { height:  599682 , difficulty:  45424700 , date:  "2015-08-26 15:40:41" },
  { height:  599683 , difficulty:  45553946 , date:  "2015-08-26 15:44:23" },
  { height:  599684 , difficulty:  45539095 , date:  "2015-08-26 15:44:53" },
  { height:  599685 , difficulty:  45517228 , date:  "2015-08-26 15:49:07" },
  { height:  599686 , difficulty:  45480235 , date:  "2015-08-26 15:55:31" },
  { height:  599687 , difficulty:  45447456 , date:  "2015-08-26 15:59:58" },
  { height:  599688 , difficulty:  45407426 , date:  "2015-08-26 16:02:36" },
  { height:  599689 , difficulty:  45372407 , date:  "2015-08-26 16:11:44" },
  { height:  599690 , difficulty:  45808346 , date:  "2015-08-26 16:21:22" },
  { height:  599691 , difficulty:  45664900 , date:  "2015-08-26 16:21:24" },
  { height:  599692 , difficulty:  45653476 , date:  "2015-08-26 16:22:09" },
  { height:  599693 , difficulty:  45651595 , date:  "2015-08-26 16:36:05" },
  { height:  599694 , difficulty:  45572378 , date:  "2015-08-26 16:42:54" },
  { height:  599695 , difficulty:  45685475 , date:  "2015-08-26 16:48:48" },
  { height:  599696 , difficulty:  45708392 , date:  "2015-08-26 16:58:13" },
  { height:  599697 , difficulty:  45636654 , date:  "2015-08-26 17:02:43" },
  { height:  599698 , difficulty:  45615363 , date:  "2015-08-26 17:06:19" },
  { height:  599699 , difficulty:  45823854 , date:  "2015-08-26 17:06:48" },
  { height:  599700 , difficulty:  45550705 , date:  "2015-08-26 17:09:01" },
  { height:  599701 , difficulty:  45705607 , date:  "2015-08-26 17:12:09" },
  { height:  599702 , difficulty:  45807350 , date:  "2015-08-26 17:13:54" },
  { height:  599703 , difficulty:  45881009 , date:  "2015-08-26 17:14:10" },
  { height:  599704 , difficulty:  46040175 , date:  "2015-08-26 17:18:58" },
  { height:  599705 , difficulty:  45885875 , date:  "2015-08-26 17:19:07" },
  { height:  599706 , difficulty:  45916650 , date:  "2015-08-26 17:19:52" },
  { height:  599707 , difficulty:  45718888 , date:  "2015-08-26 17:31:55" },
  { height:  599708 , difficulty:  46186252 , date:  "2015-08-26 17:42:49" },
  { height:  599709 , difficulty:  46147650 , date:  "2015-08-26 17:43:44" },
  { height:  599710 , difficulty:  46139373 , date:  "2015-08-26 17:47:34" },
  { height:  599711 , difficulty:  46115178 , date:  "2015-08-26 17:48:10" },
  { height:  599712 , difficulty:  46236858 , date:  "2015-08-26 17:54:13" },
  { height:  599713 , difficulty:  46167189 , date:  "2015-08-26 17:56:40" },
  { height:  599714 , difficulty:  46127747 , date:  "2015-08-26 17:59:18" },
  { height:  599715 , difficulty:  45998198 , date:  "2015-08-26 18:08:28" },
  { height:  599716 , difficulty:  46029556 , date:  "2015-08-26 18:08:53" },
  { height:  599717 , difficulty:  45934000 , date:  "2015-08-26 18:11:43" },
  { height:  599718 , difficulty:  45925112 , date:  "2015-08-26 18:17:28" },
  { height:  599719 , difficulty:  45912847 , date:  "2015-08-26 18:20:34" },
  { height:  599720 , difficulty:  46520088 , date:  "2015-08-26 18:24:47" },
  { height:  599721 , difficulty:  46458888 , date:  "2015-08-26 18:56:47" },
  { height:  599722 , difficulty:  46421954 , date:  "2015-08-26 19:02:31" },
  { height:  599723 , difficulty:  46550404 , date:  "2015-08-26 19:03:11" },
  { height:  599724 , difficulty:  46513428 , date:  "2015-08-26 19:04:34" },
  { height:  599725 , difficulty:  46434014 , date:  "2015-08-26 19:06:18" },
  { height:  599726 , difficulty:  46365630 , date:  "2015-08-26 19:06:35" },
  { height:  599727 , difficulty:  46233764 , date:  "2015-08-26 19:26:53" },
  { height:  599728 , difficulty:  46172412 , date:  "2015-08-26 19:27:15" },
  { height:  599729 , difficulty:  46329065 , date:  "2015-08-26 19:30:39" },
  { height:  599730 , difficulty:  46491577 , date:  "2015-08-26 19:30:43" },
  { height:  599731 , difficulty:  46474087 , date:  "2015-08-26 19:33:54" },
  { height:  599732 , difficulty:  46548586 , date:  "2015-08-26 19:39:12" },
  { height:  599733 , difficulty:  46154355 , date:  "2015-08-26 19:44:50" },
  { height:  599734 , difficulty:  46664937 , date:  "2015-08-26 19:58:22" },
  { height:  599735 , difficulty:  46669308 , date:  "2015-08-26 19:58:52" },
  { height:  599736 , difficulty:  46623198 , date:  "2015-08-26 20:01:20" },
  { height:  599737 , difficulty:  46612144 , date:  "2015-08-26 20:06:18" },
  { height:  599738 , difficulty:  46393440 , date:  "2015-08-26 20:14:02" },
  { height:  599739 , difficulty:  46487459 , date:  "2015-08-26 20:22:16" },
  { height:  599740 , difficulty:  46611590 , date:  "2015-08-26 20:22:20" },
  { height:  599741 , difficulty:  46473078 , date:  "2015-08-26 20:28:05" },
  { height:  599742 , difficulty:  46012081 , date:  "2015-08-26 20:41:19" },
  { height:  599743 , difficulty:  46017349 , date:  "2015-08-26 20:45:31" },
  { height:  599744 , difficulty:  46243047 , date:  "2015-08-26 20:46:03" },
  { height:  599745 , difficulty:  46231914 , date:  "2015-08-26 20:51:09" },
  { height:  599746 , difficulty:  46223056 , date:  "2015-08-26 20:51:13" },
  { height:  599747 , difficulty:  46200380 , date:  "2015-08-26 20:56:03" },
  { height:  599748 , difficulty:  46308449 , date:  "2015-08-26 21:02:37" },
  { height:  599749 , difficulty:  46412368 , date:  "2015-08-26 21:02:45" },
  { height:  599750 , difficulty:  46277147 , date:  "2015-08-26 21:05:58" },
  { height:  599751 , difficulty:  46223842 , date:  "2015-08-26 21:07:43" },
  { height:  599752 , difficulty:  46128983 , date:  "2015-08-26 21:14:09" },
  { height:  599753 , difficulty:  46065629 , date:  "2015-08-26 21:14:12" },
  { height:  599754 , difficulty:  46037068 , date:  "2015-08-26 21:25:33" },
  { height:  599755 , difficulty:  45874830 , date:  "2015-08-26 21:26:32" },
  { height:  599756 , difficulty:  45861541 , date:  "2015-08-26 21:32:08" },
  { height:  599757 , difficulty:  46046333 , date:  "2015-08-26 21:32:12" },
  { height:  599758 , difficulty:  46334294 , date:  "2015-08-26 21:33:23" },
  { height:  599759 , difficulty:  46274991 , date:  "2015-08-26 21:34:07" },
  { height:  599760 , difficulty:  46277182 , date:  "2015-08-26 21:45:27" },
  { height:  599761 , difficulty:  46186879 , date:  "2015-08-26 21:49:18" },
  { height:  599762 , difficulty:  46077243 , date:  "2015-08-26 22:05:21" },
  { height:  599763 , difficulty:  46066459 , date:  "2015-08-26 22:18:36" },
  { height:  599764 , difficulty:  46009415 , date:  "2015-08-26 22:18:39" },
  { height:  599765 , difficulty:  45957833 , date:  "2015-08-26 22:22:46" },
  { height:  599766 , difficulty:  45811219 , date:  "2015-08-26 22:23:02" },
  { height:  599767 , difficulty:  45803397 , date:  "2015-08-26 22:26:22" },
  { height:  599768 , difficulty:  45992966 , date:  "2015-08-26 22:44:07" },
  { height:  599769 , difficulty:  46256256 , date:  "2015-08-26 22:46:04" },
  { height:  599770 , difficulty:  46136159 , date:  "2015-08-26 22:48:47" },
  { height:  599771 , difficulty:  46013930 , date:  "2015-08-26 22:48:51" },
  { height:  599772 , difficulty:  46004603 , date:  "2015-08-26 22:59:32" },
  { height:  599773 , difficulty:  45950442 , date:  "2015-08-26 22:59:36" },
  { height:  599774 , difficulty:  46148214 , date:  "2015-08-26 22:59:42" },
  { height:  599775 , difficulty:  46207463 , date:  "2015-08-26 23:15:54" },
  { height:  599776 , difficulty:  46156965 , date:  "2015-08-26 23:17:11" },
  { height:  599777 , difficulty:  46425344 , date:  "2015-08-26 23:23:03" },
  { height:  599778 , difficulty:  46393840 , date:  "2015-08-26 23:29:33" },
  { height:  599779 , difficulty:  46485436 , date:  "2015-08-26 23:29:35" },
  { height:  599780 , difficulty:  46384337 , date:  "2015-08-26 23:31:36" },
  { height:  599781 , difficulty:  46497344 , date:  "2015-08-26 23:36:43" },
  { height:  599782 , difficulty:  46477569 , date:  "2015-08-26 23:41:59" },
  { height:  599783 , difficulty:  46234367 , date:  "2015-08-26 23:42:02" },
  { height:  599784 , difficulty:  46152070 , date:  "2015-08-26 23:52:32" },
  { height:  599785 , difficulty:  46161116 , date:  "2015-08-26 23:56:58" },
  { height:  599786 , difficulty:  46081251 , date:  "2015-08-26 23:57:02" },
  { height:  599787 , difficulty:  46110157 , date:  "2015-08-26 23:58:08" },
  { height:  599788 , difficulty:  46327758 , date:  "2015-08-27 00:00:11" },
  { height:  599789 , difficulty:  46274173 , date:  "2015-08-27 00:07:52" },
  { height:  599790 , difficulty:  46448556 , date:  "2015-08-27 00:08:19" },
  { height:  599791 , difficulty:  46262616 , date:  "2015-08-27 00:11:05" },
  { height:  599792 , difficulty:  46360631 , date:  "2015-08-27 00:22:15" },
  { height:  599793 , difficulty:  46341537 , date:  "2015-08-27 00:28:29" },
  { height:  599794 , difficulty:  46259093 , date:  "2015-08-27 00:28:50" },
  { height:  599795 , difficulty:  46280194 , date:  "2015-08-27 00:31:08" },
  { height:  599796 , difficulty:  46267365 , date:  "2015-08-27 00:31:13" },
  { height:  599797 , difficulty:  45650118 , date:  "2015-08-27 00:39:56" },
  { height:  599798 , difficulty:  45578174 , date:  "2015-08-27 00:41:28" },
  { height:  599799 , difficulty:  45748068 , date:  "2015-08-27 00:41:30" },
  { height:  599800 , difficulty:  45794110 , date:  "2015-08-27 00:47:43" },
  { height:  599801 , difficulty:  45780787 , date:  "2015-08-27 00:49:27" },
  { height:  599802 , difficulty:  45812641 , date:  "2015-08-27 00:53:19" },
  { height:  599803 , difficulty:  45448642 , date:  "2015-08-27 00:59:44" },
  { height:  599804 , difficulty:  45698478 , date:  "2015-08-27 01:01:07" },
  { height:  599805 , difficulty:  45628987 , date:  "2015-08-27 01:04:58" },
  { height:  599806 , difficulty:  45678709 , date:  "2015-08-27 01:06:13" },
  { height:  599807 , difficulty:  45633968 , date:  "2015-08-27 01:10:56" },
  { height:  599808 , difficulty:  45540968 , date:  "2015-08-27 01:27:52" },
  { height:  599809 , difficulty:  45429643 , date:  "2015-08-27 01:32:14" },
  { height:  599810 , difficulty:  45184077 , date:  "2015-08-27 01:34:19" },
  { height:  599811 , difficulty:  45228575 , date:  "2015-08-27 01:40:20" },
  { height:  599812 , difficulty:  45345118 , date:  "2015-08-27 01:46:16" },
  { height:  599813 , difficulty:  45247809 , date:  "2015-08-27 01:47:51" },
  { height:  599814 , difficulty:  45213865 , date:  "2015-08-27 01:49:10" },
  { height:  599815 , difficulty:  45122826 , date:  "2015-08-27 01:53:44" },
  { height:  599816 , difficulty:  45169100 , date:  "2015-08-27 02:03:54" },
  { height:  599817 , difficulty:  45086556 , date:  "2015-08-27 02:06:42" },
  { height:  599818 , difficulty:  44921843 , date:  "2015-08-27 02:08:24" },
  { height:  599819 , difficulty:  44840916 , date:  "2015-08-27 02:23:55" },
  { height:  599820 , difficulty:  45055456 , date:  "2015-08-27 02:47:26" },
  { height:  599821 , difficulty:  44959996 , date:  "2015-08-27 02:47:33" },
  { height:  599822 , difficulty:  44955922 , date:  "2015-08-27 02:50:05" },
  { height:  599823 , difficulty:  45004109 , date:  "2015-08-27 02:51:50" },
  { height:  599824 , difficulty:  45042002 , date:  "2015-08-27 02:55:05" },
  { height:  599825 , difficulty:  45036842 , date:  "2015-08-27 03:00:23" },
  { height:  599826 , difficulty:  44999675 , date:  "2015-08-27 03:01:30" },
  { height:  599827 , difficulty:  44994146 , date:  "2015-08-27 03:01:42" },
  { height:  599828 , difficulty:  44919131 , date:  "2015-08-27 03:03:34" },
  { height:  599829 , difficulty:  44949643 , date:  "2015-08-27 03:16:13" },
  { height:  599830 , difficulty:  44791940 , date:  "2015-08-27 03:24:28" },
  { height:  599831 , difficulty:  44770889 , date:  "2015-08-27 03:26:15" },
  { height:  599832 , difficulty:  44672332 , date:  "2015-08-27 03:29:03" },
  { height:  599833 , difficulty:  44684278 , date:  "2015-08-27 03:48:12" },
  { height:  599834 , difficulty:  44662476 , date:  "2015-08-27 03:58:19" },
  { height:  599835 , difficulty:  44685528 , date:  "2015-08-27 04:01:43" },
  { height:  599836 , difficulty:  44475905 , date:  "2015-08-27 04:05:52" },
  { height:  599837 , difficulty:  44521170 , date:  "2015-08-27 04:12:41" },
  { height:  599838 , difficulty:  44282166 , date:  "2015-08-27 04:15:25" },
  { height:  599839 , difficulty:  44143620 , date:  "2015-08-27 04:16:50" },
  { height:  599840 , difficulty:  44139647 , date:  "2015-08-27 04:20:10" },
  { height:  599841 , difficulty:  44189215 , date:  "2015-08-27 04:20:22" },
  { height:  599842 , difficulty:  44197451 , date:  "2015-08-27 04:23:57" },
  { height:  599843 , difficulty:  44133871 , date:  "2015-08-27 04:28:07" },
  { height:  599844 , difficulty:  43982915 , date:  "2015-08-27 04:28:35" },
  { height:  599845 , difficulty:  43947694 , date:  "2015-08-27 04:33:59" },
  { height:  599846 , difficulty:  43920683 , date:  "2015-08-27 04:37:18" },
  { height:  599847 , difficulty:  44309193 , date:  "2015-08-27 04:37:28" },
  { height:  599848 , difficulty:  44233032 , date:  "2015-08-27 04:47:34" },
  { height:  599849 , difficulty:  44394942 , date:  "2015-08-27 05:03:54" },
  { height:  599850 , difficulty:  44391278 , date:  "2015-08-27 05:04:18" },
  { height:  599851 , difficulty:  44189248 , date:  "2015-08-27 05:06:22" },
  { height:  599852 , difficulty:  44164511 , date:  "2015-08-27 05:19:31" },
  { height:  599853 , difficulty:  44136933 , date:  "2015-08-27 05:19:46" },
  { height:  599854 , difficulty:  44039676 , date:  "2015-08-27 05:24:23" },
  { height:  599855 , difficulty:  44085902 , date:  "2015-08-27 05:24:39" },
  { height:  599856 , difficulty:  44067298 , date:  "2015-08-27 05:28:24" },
  { height:  599857 , difficulty:  43974792 , date:  "2015-08-27 05:30:16" },
  { height:  599858 , difficulty:  43946092 , date:  "2015-08-27 05:30:26" },
  { height:  599859 , difficulty:  44091988 , date:  "2015-08-27 05:37:01" },
  { height:  599860 , difficulty:  43903872 , date:  "2015-08-27 05:37:04" },
  { height:  599861 , difficulty:  43889006 , date:  "2015-08-27 05:37:54" },
  { height:  599862 , difficulty:  43886426 , date:  "2015-08-27 05:39:08" },
  { height:  599863 , difficulty:  43907134 , date:  "2015-08-27 05:43:46" },
  { height:  599864 , difficulty:  43890004 , date:  "2015-08-27 05:48:15" },
  { height:  599865 , difficulty:  43766697 , date:  "2015-08-27 05:59:59" },
  { height:  599866 , difficulty:  43758255 , date:  "2015-08-27 06:00:54" },
  { height:  599867 , difficulty:  44093422 , date:  "2015-08-27 06:09:05" },
  { height:  599868 , difficulty:  43913617 , date:  "2015-08-27 06:09:35" },
  { height:  599869 , difficulty:  43810210 , date:  "2015-08-27 06:10:10" },
  { height:  599870 , difficulty:  43802670 , date:  "2015-08-27 06:10:25" },
  { height:  599871 , difficulty:  43763598 , date:  "2015-08-27 06:14:32" },
  { height:  599872 , difficulty:  43767447 , date:  "2015-08-27 06:15:38" },
  { height:  599873 , difficulty:  43657993 , date:  "2015-08-27 06:20:45" },
  { height:  599874 , difficulty:  43629570 , date:  "2015-08-27 06:38:50" },
  { height:  599875 , difficulty:  43668487 , date:  "2015-08-27 06:42:14" },
  { height:  599876 , difficulty:  43598409 , date:  "2015-08-27 06:46:26" },
  { height:  599877 , difficulty:  43567600 , date:  "2015-08-27 06:52:09" },
  { height:  599878 , difficulty:  43533460 , date:  "2015-08-27 06:53:20" },
  { height:  599879 , difficulty:  43581634 , date:  "2015-08-27 07:05:53" },
  { height:  599880 , difficulty:  43557065 , date:  "2015-08-27 07:08:31" },
  { height:  599881 , difficulty:  43626810 , date:  "2015-08-27 07:08:33" },
  { height:  599882 , difficulty:  43860959 , date:  "2015-08-27 07:11:28" },
  { height:  599883 , difficulty:  43789472 , date:  "2015-08-27 07:12:11" },
  { height:  599884 , difficulty:  43488777 , date:  "2015-08-27 07:14:11" },
  { height:  599885 , difficulty:  43439595 , date:  "2015-08-27 07:16:09" },
  { height:  599886 , difficulty:  43551312 , date:  "2015-08-27 07:21:05" },
  { height:  599887 , difficulty:  43443767 , date:  "2015-08-27 07:30:43" },
  { height:  599888 , difficulty:  43470550 , date:  "2015-08-27 07:30:47" },
  { height:  599889 , difficulty:  43444771 , date:  "2015-08-27 07:35:41" },
  { height:  599890 , difficulty:  43586793 , date:  "2015-08-27 07:38:09" },
  { height:  599891 , difficulty:  43559279 , date:  "2015-08-27 07:40:29" },
  { height:  599892 , difficulty:  43379215 , date:  "2015-08-27 07:44:52" },
  { height:  599893 , difficulty:  43364709 , date:  "2015-08-27 07:47:16" },
  { height:  599894 , difficulty:  43337885 , date:  "2015-08-27 07:47:40" },
  { height:  599895 , difficulty:  43084935 , date:  "2015-08-27 07:54:08" },
  { height:  599896 , difficulty:  42683054 , date:  "2015-08-27 07:55:24" },
  { height:  599897 , difficulty:  42690124 , date:  "2015-08-27 08:03:32" },
  { height:  599898 , difficulty:  42684506 , date:  "2015-08-27 08:04:10" },
  { height:  599899 , difficulty:  42722931 , date:  "2015-08-27 08:13:01" },
  { height:  599900 , difficulty:  42666817 , date:  "2015-08-27 08:29:53" },
  { height:  599901 , difficulty:  42578868 , date:  "2015-08-27 08:31:45" },
  { height:  599902 , difficulty:  42712922 , date:  "2015-08-27 08:34:54" },
  { height:  599903 , difficulty:  42733370 , date:  "2015-08-27 08:36:26" },
  { height:  599904 , difficulty:  42767846 , date:  "2015-08-27 08:41:28" },
  { height:  599905 , difficulty:  42590720 , date:  "2015-08-27 08:47:38" },
  { height:  599906 , difficulty:  42454937 , date:  "2015-08-27 08:52:14" },
  { height:  599907 , difficulty:  42536222 , date:  "2015-08-27 08:56:36" },
  { height:  599908 , difficulty:  42486515 , date:  "2015-08-27 09:01:03" },
  { height:  599909 , difficulty:  42188137 , date:  "2015-08-27 09:01:06" },
  { height:  599910 , difficulty:  42038345 , date:  "2015-08-27 09:03:44" },
  { height:  599911 , difficulty:  42108117 , date:  "2015-08-27 09:09:37" },
  { height:  599912 , difficulty:  42130337 , date:  "2015-08-27 09:11:01" },
  { height:  599913 , difficulty:  42017483 , date:  "2015-08-27 09:11:13" },
  { height:  599914 , difficulty:  42087253 , date:  "2015-08-27 09:16:01" },
  { height:  599915 , difficulty:  42059953 , date:  "2015-08-27 09:18:17" },
  { height:  599916 , difficulty:  42087318 , date:  "2015-08-27 09:19:52" },
  { height:  599917 , difficulty:  42089528 , date:  "2015-08-27 09:21:09" },
  { height:  599918 , difficulty:  42163240 , date:  "2015-08-27 09:25:17" },
  { height:  599919 , difficulty:  42140568 , date:  "2015-08-27 09:26:55" },
  { height:  599920 , difficulty:  42128818 , date:  "2015-08-27 09:34:12" },
  { height:  599921 , difficulty:  42129831 , date:  "2015-08-27 09:35:08" },
  { height:  599922 , difficulty:  42070724 , date:  "2015-08-27 09:35:35" },
  { height:  599923 , difficulty:  42176309 , date:  "2015-08-27 09:41:28" },
  { height:  599924 , difficulty:  42279382 , date:  "2015-08-27 09:41:31" },
  { height:  599925 , difficulty:  42007823 , date:  "2015-08-27 09:44:09" },
  { height:  599926 , difficulty:  42152845 , date:  "2015-08-27 09:49:02" },
  { height:  599927 , difficulty:  42115977 , date:  "2015-08-27 09:50:59" },
  { height:  599928 , difficulty:  41994840 , date:  "2015-08-27 10:05:24" },
  { height:  599929 , difficulty:  41987531 , date:  "2015-08-27 10:05:27" },
  { height:  599930 , difficulty:  41955601 , date:  "2015-08-27 10:05:55" },
  { height:  599931 , difficulty:  42111350 , date:  "2015-08-27 10:06:25" },
  { height:  599932 , difficulty:  42110646 , date:  "2015-08-27 10:13:57" },
  { height:  599933 , difficulty:  42241467 , date:  "2015-08-27 10:15:20" },
  { height:  599934 , difficulty:  42236194 , date:  "2015-08-27 10:29:07" },
  { height:  599935 , difficulty:  42152545 , date:  "2015-08-27 10:33:04" },
  { height:  599936 , difficulty:  42148782 , date:  "2015-08-27 10:36:12" },
  { height:  599937 , difficulty:  42236880 , date:  "2015-08-27 10:38:20" },
  { height:  599938 , difficulty:  42213094 , date:  "2015-08-27 10:40:14" },
  { height:  599939 , difficulty:  42210478 , date:  "2015-08-27 10:41:50" },
  { height:  599940 , difficulty:  42145105 , date:  "2015-08-27 10:44:02" },
  { height:  599941 , difficulty:  41974030 , date:  "2015-08-27 10:45:03" },
  { height:  599942 , difficulty:  41955897 , date:  "2015-08-27 10:57:51" },
  { height:  599943 , difficulty:  42009776 , date:  "2015-08-27 10:57:54" },
  { height:  599944 , difficulty:  41998687 , date:  "2015-08-27 10:59:46" },
  { height:  599945 , difficulty:  42168878 , date:  "2015-08-27 11:04:48" },
  { height:  599946 , difficulty:  42263729 , date:  "2015-08-27 11:06:00" },
  { height:  599947 , difficulty:  42237219 , date:  "2015-08-27 11:06:21" },
  { height:  599948 , difficulty:  42336576 , date:  "2015-08-27 11:06:44" },
  { height:  599949 , difficulty:  42246560 , date:  "2015-08-27 11:08:19" },
  { height:  599950 , difficulty:  41957649 , date:  "2015-08-27 11:10:25" },
  { height:  599951 , difficulty:  42021260 , date:  "2015-08-27 11:12:56" },
  { height:  599952 , difficulty:  41948382 , date:  "2015-08-27 11:13:03" },
  { height:  599953 , difficulty:  42120115 , date:  "2015-08-27 11:13:05" },
  { height:  599954 , difficulty:  42111734 , date:  "2015-08-27 11:34:35" },
  { height:  599955 , difficulty:  42038810 , date:  "2015-08-27 11:34:41" },
  { height:  599956 , difficulty:  41990808 , date:  "2015-08-27 11:39:35" },
  { height:  599957 , difficulty:  42065418 , date:  "2015-08-27 11:40:56" },
  { height:  599958 , difficulty:  42013935 , date:  "2015-08-27 11:49:12" },
  { height:  599959 , difficulty:  42019741 , date:  "2015-08-27 11:49:18" },
  { height:  599960 , difficulty:  42017373 , date:  "2015-08-27 11:56:14" },
  { height:  599961 , difficulty:  41979648 , date:  "2015-08-27 11:59:35" },
  { height:  599962 , difficulty:  41936099 , date:  "2015-08-27 12:01:27" },
  { height:  599963 , difficulty:  41807680 , date:  "2015-08-27 12:03:26" },
  { height:  599964 , difficulty:  41927053 , date:  "2015-08-27 12:05:26" },
  { height:  599965 , difficulty:  42008966 , date:  "2015-08-27 12:05:54" },
  { height:  599966 , difficulty:  41984055 , date:  "2015-08-27 12:10:11" },
  { height:  599967 , difficulty:  42306259 , date:  "2015-08-27 12:14:27" },
  { height:  599968 , difficulty:  42228920 , date:  "2015-08-27 12:20:18" },
  { height:  599969 , difficulty:  42201406 , date:  "2015-08-27 12:21:23" },
  { height:  599970 , difficulty:  42206707 , date:  "2015-08-27 12:21:59" },
  { height:  599971 , difficulty:  42182633 , date:  "2015-08-27 12:27:16" },
  { height:  599972 , difficulty:  42211199 , date:  "2015-08-27 12:32:58" },
  { height:  599973 , difficulty:  42242640 , date:  "2015-08-27 12:40:18" },
  { height:  599974 , difficulty:  42290960 , date:  "2015-08-27 12:40:40" },
  { height:  599975 , difficulty:  42182553 , date:  "2015-08-27 12:45:19" },
  { height:  599976 , difficulty:  42068811 , date:  "2015-08-27 12:46:12" },
  { height:  599977 , difficulty:  42037594 , date:  "2015-08-27 12:47:35" },
  { height:  599978 , difficulty:  41980201 , date:  "2015-08-27 12:47:45" },
  { height:  599979 , difficulty:  41953371 , date:  "2015-08-27 12:53:55" },
  { height:  599980 , difficulty:  41999505 , date:  "2015-08-27 13:00:20" },
  { height:  599981 , difficulty:  41940789 , date:  "2015-08-27 13:02:07" },
  { height:  599982 , difficulty:  41871776 , date:  "2015-08-27 13:04:30" },
  { height:  599983 , difficulty:  42026206 , date:  "2015-08-27 13:06:18" },
  { height:  599984 , difficulty:  42054841 , date:  "2015-08-27 13:08:20" },
  { height:  599985 , difficulty:  42072722 , date:  "2015-08-27 13:11:16" },
  { height:  599986 , difficulty:  42288352 , date:  "2015-08-27 13:11:42" },
  { height:  599987 , difficulty:  42212188 , date:  "2015-08-27 13:15:28" },
  { height:  599988 , difficulty:  42181968 , date:  "2015-08-27 13:21:02" },
  { height:  599989 , difficulty:  42274825 , date:  "2015-08-27 13:21:04" },
  { height:  599990 , difficulty:  42320668 , date:  "2015-08-27 13:21:24" },
  { height:  599991 , difficulty:  42304773 , date:  "2015-08-27 13:22:20" },
  { height:  599992 , difficulty:  42277935 , date:  "2015-08-27 13:22:35" },
  { height:  599993 , difficulty:  42368494 , date:  "2015-08-27 13:23:25" },
  { height:  599994 , difficulty:  42292951 , date:  "2015-08-27 13:26:41" },
  { height:  599995 , difficulty:  42376028 , date:  "2015-08-27 13:30:41" },
  { height:  599996 , difficulty:  42418637 , date:  "2015-08-27 13:31:29" },
  { height:  599997 , difficulty:  42395632 , date:  "2015-08-27 13:32:34" },
  { height:  599998 , difficulty:  42458348 , date:  "2015-08-27 13:34:09" },
  { height:  599999 , difficulty:  42467574 , date:  "2015-08-27 13:47:35" },
]