hash-wallet/cw_bitcoin/lib/bitcoin_wallet_keys.dart

class BitcoinWalletKeys {
  const BitcoinWalletKeys(
      {required this.wif, required this.privateKey, required this.publicKey, required this.xpub});

  final String wif;
  final String privateKey;
  final String publicKey;
  final String xpub;

  Map<String, String> toJson() =>
      {'wif': wif, 'privateKey': privateKey, 'publicKey': publicKey, 'xpub': xpub};
}