{
  "success": true,
  "error": "<string>"
}

{
  "callback_id": 123,
  "agent_callback_id": "<string>",
  "sleep_info": "<string>",
  "description": "<string>",
  "user": "<string>",
  "host": "<string>",
  "pid": 123,
  "ip": "<string>"
}