decrypt256Str function
Implementation
String decrypt256Str(String fullResponse){
String ivFromResponse = fullResponse.substring(0, 16);
String encryptedResponse = fullResponse.substring(16);
final key = encrypt.Key.fromUtf8("5PbpCqeioHQ3MWj6dJVeluXDE7UttN8P");
final iv = encrypt.IV.fromUtf8(ivFromResponse);
//final encrypter = encrypt.Encrypter(encrypt.AES(key,mode:encrypt.AESMode.cbc));
final encrypter = encrypt.Encrypter(encrypt.AES(key, mode: encrypt.AESMode.cbc)); //, padding: 'PKCS7'
final encrypted = encrypt.Encrypted.fromBase64(encryptedResponse);
final decrypted = encrypter.decrypt(encrypted, iv: iv);
return decrypted;
}