async def METHOD_NAME(self):
    transaction_request = TransactionRequest(
        transaction_id=self.test_transaction_id,
        signature_request=self.test_signature_request,
        timing=self.test_timing,
        transaction_type=self.test_transaction_type,
        messages_attach=self.test_messages_attach,
    )
    data = transaction_request.serialize()
    model_instance = TransactionRequest.deserialize(data)
    assert type(model_instance) is type(transaction_request)