{
  "payload": {
    "id": 2,
    "name": "Demo Town Halls",
    "when": "",
    "status": "active",
    "checkin_url": "https://community.example.app/qr/11111111-1111-1111-1111-111111111111",
    "description": "<p>Sample series description.</p>",
    "number_of_events": 3
  },
  "event": "series.updated"
}