code: def get_service_state_object_id(subsystem: str, name: str,
                                      version: str) -> str:
          
          return '{}:{}:{}'.format(subsystem, name, version)
docs: Return service state data object key.
  
          Args:
              subsystem (str): Subsystem the service belongs to
              name (str): Name of the Service
              version (str): Version of the Service
  
          Returns:
              str, Key used to store the service state data object