{
  "installationId": "10000000-0000-0000-0000-000000000001",
  "events": [
    {
      "clientEventId": "40000000-0000-0000-0000-000000000001",
      "eventType": "SESSION_STARTED",
      "occurredAt": "2026-08-20T01:00:00Z",
      "surface": "APP",
      "appVersion": "1.0"
    }
  ]
}