Verify the response message.

        :param response_json: 
        :param signed_id_name: 
        :return:

def verify_response(self, response_json, signed_id_name='transactionid'):
        """
        Verify the response message.

        :param response_json: 
        :param signed_id_name: 
        :return: 
        """
        auth_json = response_json.get('auth', {})

        nonce = auth_json.get('nonce', '')
        timestamp = auth_json.get('timestamp', '')
        signature = binascii.unhexlify(auth_json.get('signature', ''))

        signed_id = response_json.get(signed_id_name, '')

        return self.verify_signature(signature=signature, nonce=nonce, timestamp=timestamp, signed_id=signed_id)