---
title: "Classroom slot waitlist opened"
method: POST
path: "path.session.classroom.slot.waitlist.opened"
tags: ["Path"]
---

# Classroom slot waitlist opened

`POST path.session.classroom.slot.waitlist.opened` (webhook)

Sent to your endpoint when a waitlist is added to a classroom slot.

## Headers

- `webhook-signature` string, required
- `webhook-id` string, required
- `webhook-timestamp` string, required

## Payload

- object
  - `type` 'path.session.classroom.slot.waitlist.opened', required — The type of the event.
  - `timestamp` integer, required — The date and time when the event was triggered in your platform, in the Unix epoch format (number of milliseconds that have elapsed since January 1, 1970).
  - `data` ClassroomSlotWaitlistOpenedDTO, required
    - `classroomSlotId` string, ObjectId, required — The unique ID of the classroom slot.
    - `createdBy` string, ObjectId, required — The unique ID of the user who added the waitlist to the slot.
    - `pathSessionId` string, ObjectId, required — The unique ID of the path session.
    - `openedAt` string, date-time, required — The date and time when the waitlist opened, in the `YYYY-MM-DDThh:mm:ss.sssZ` format (ISO 8601 in Coordinated Universal Time (UTC)).

## Acknowledgement `2XX`

The event is considered as accepted for any 2xx response code.

## Other responses

- `default` — The event is considered as rejected for any other response code. The event emission will be retried later.

---

[API](https://skmtc.dev/360learning/apis/webhook-api.md) · [All operations](https://skmtc.dev/360learning/apis/webhook-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/360learning/webhook-api/revisions/18374878903d/schema)