{
  "operation": "StartUnit",
  "description": "Request and response for starting a unit via the systemd Manager. The Manager enqueues a job and returns the job's D-Bus object path.",
  "request": {
    "name": "nginx.service",
    "mode": "replace"
  },
  "response": {
    "path": "/org/freedesktop/systemd1/job/4711"
  }
}