The answer of jobstreams/start_jobstream should contain the session id

Current Situation

the answer of jobstreams/start_jobstream does not contain the session id for the started instance

Desired Behavior

the answer of jobstreams/start_jobstream should contain the session id for the started instance. Unneccessary content should no longer be part of the answer

{
    "jobschedulerId": "scheduler_id",
    "params": [],
    "session": "e013cbc0-bd8b-4759-938a-89519cfb6078"
}