random64HexChars method
Generates a randwom 64-length hexadecimal string.
Example:
final randomGeneratedHex = Nostr.instance.utilsService.random64HexChars();
print(randomGeneratedHex); // ...
Implementation
@override
String random64HexChars() {
final random = Random.secure();
final randomBytes = List<int>.generate(32, (i) => random.nextInt(256));
return hex.encode(randomBytes);
}