encryptMap method
Implementation
@override
Future<String?> encryptMap({required String key, required Map<dynamic, dynamic> data}) async {
  return await methodChannel.invokeMethod<String?>('kEncrypt_map', {"key": key, "data": data});
}@override
Future<String?> encryptMap({required String key, required Map<dynamic, dynamic> data}) async {
  return await methodChannel.invokeMethod<String?>('kEncrypt_map', {"key": key, "data": data});
}