getSignature method
Implementation
String getSignature() {
  final dest = Uint8List(64);
  List.copyRange(dest, 0, r);
  List.copyRange(dest, 32, s);
  return dynamicToString(dest);
}String getSignature() {
  final dest = Uint8List(64);
  List.copyRange(dest, 0, r);
  List.copyRange(dest, 32, s);
  return dynamicToString(dest);
}