encryptPin function
Implementation
String encryptPin(
String pin,
String pinTokenBase64,
String privateKey,
int iterator,
) {
final iv = randBytes(16);
final nowSec = DateTime.now().millisecondsSinceEpoch ~/ 1000;
return encryptPinWithIv(
pin, pinTokenBase64, privateKey, iterator, nowSec, iv);
}