PrivateKey.fromBytes constructor
Implementation
PrivateKey.fromBytes(this.curve, List<int> bytes) {
var byteLen = (curve.bitSize + 7) >> 3;
D = BigInt.parse(
List<String>.generate(
byteLen, (i) => bytes[i].toRadixString(16).padLeft(2, '0')).join(),
radix: 16);
}