unknown integration
curl \ -H "Authorization: $API_KEY" \ http://iotthingsgraph.us-east-1.amazonaws.com/#X-Amz-Target=IotThingsGraphFrontEndService.GetEntities
curl \ -H "Authorization: $API_KEY" \ http://iotthingsgraph.us-east-1.amazonaws.com/#X-Amz-Target=IotThingsGraphFrontEndService.TagResource