Maintenance canceled

Fires when a previously scheduled maintenance window is canceled before it starts.

postWebhookhealthMaintenanceCanceled

Payload

eventIdstring uuid required

Unique identifier for this logical webhook event. Webhooks are delivered at least once, so your endpoint may receive duplicate deliveries for the same event. Use this eventId as the idempotency/deduplication key.

timestampstring date-time required

The UTC ISO 8601 timestamp at which this event's transition occurred, not the time at which this webhook was delivered.

eventType'health.maintenance.canceled' required

The type of webhook event.

Example payload

{
  "eventType": "health.maintenance.canceled",
  "eventId": "9d3f2b1a-6e4c-4a8b-9f1d-2c7a5e8b4f60",
  "timestamp": "2026-04-21T18:00:00.000Z",
  "data": {
    "service": "payments_acceptance",
    "operation": "account_linking",
    "startsAt": "2026-04-22T02:00:00.000Z",
    "status": "canceled",
    "message": "Maintenance window canceled ahead of schedule."
  }
}

Response

Webhook received and processed successfully.

Changes

Webhooks have no change history: a webhook is keyed by its event name rather than a path and method, so no recorded change can name it.