Secp256k1Signer.fromKeyBytes constructor
Factory method to create a Secp256k1Signer from a byte representation of a private key.
Implementation
factory Secp256k1Signer.fromKeyBytes(List<int> keyBytes) {
final signingKey = ECDSAPrivateKey.fromBytes(
keyBytes, CryptoSignerConst.generatorSecp256k1);
return Secp256k1Signer._(ECDSASigningKey(signingKey));
}