def METHOD_NAME(self, module, url, headers, data=None, method=None):
    payload = json.loads(data)
    window_data = payload['maintenance_window']
    services = window_data['services']
    self.assertEqual(
        [{'id': 'service_id', 'type': 'service_reference'}],
        services
    )
    return object(), {'status': 201}