New required fields added in POST /v1/live_notifications/start request body: [attributes content_state]

What changed

New required fields added in POST /v1/live_notifications/start request body: [attributes content_state] Affected surface: POST /v1/live_notifications/start. Root cause: endpoint `POST /v1/live_notifications/start`. Detected at Thu, 30 Jul 2026 18:30:22 UTC UTC.

Diff

{
  "added_required": [
    "attributes",
    "content_state"
  ],
  "path": "POST /v1/live_notifications/start",
  "schema_path": "POST /v1/live_notifications/start request body"
}

Likely impact

Existing integrations relying on this surface will fail or behave incorrectly. Treat this as a release-blocker until the recommended action below is applied.

Recommended action

Diff your serializers against the new schema. The diff above shows what moved.