deriveExtrinsicHash static method

String deriveExtrinsicHash(
  1. String signedExtrinsicHex
)

Implementation

static String deriveExtrinsicHash(String signedExtrinsicHex) {
  final digest = Blake2bDigest(digestSize: 32); // 256-bit
  final input = hex.decode(signedExtrinsicHex.replaceAll('0x', ''));
  final bytes = digest.process(Uint8List.fromList(input));
  return '0x${hex.encode(bytes)}';
}