Event ID 22 — Restart Required: To complete the installation of the following updates, the computer will be restarted within restarttime minutes: updatelist.

{
  "system": {
    "provider": "Microsoft-Windows-WindowsUpdateClient",
    "guid": "945A8954-C147-4ACD-923F-40C45405A658",
    "event_source_name": "",
    "event_id": 22,
    "version": 0,
    "level": 4,
    "task": 2,
    "opcode": 15,
    "keywords": 9223372036854775872,
    "time_created": "2016-08-20T16:04:47.930031Z",
    "event_record_id": 6399,
    "correlation": {},
    "execution": {
      "process_id": 876,
      "thread_id": 1932
    },
    "channel": "System",
    "computer": "IE10Win7",
    "security": {
      "user_id": "S-1-5-18"
    }
  },
  "event_data": {
    "restarttime": "15",
    "updatelist": "\n- Security Update for Windows 7 (KB3042058)"
  }
}