JSON reference: id (service)

On the project level, both the service’s name (id) and the apps keys are required.
               
id    
           
(REQUIRED)
This is the name of the service. You can reference it in CLI commands like sloppy show , sloppy logs  or sloppy delete . The service name needs to be unique within its parent project. The name can only include lower case alphanumeric characters and a ‘-‘.