Please refer to "Inbox Webhook" on "How to setup webhook URL"

Sample Payload when the status is updated.

{
  "id": "43227",
  "receiver": "91123456789",
  "name": "webhook_test",
  "username": "r*****chi",
  "status": "1",
  "dat": "24 Aug 2021",
  "tim": "12:31",
  "credits": "1",
  "request_id": "6124994c8654e",
  "delivery_time": "12:31",
  "delivery_date": "2021-08-24",
  "template_id": "new_chat_v11",
  "message": null,
  "schedule_date": "2021-08-24",
  "schedule_time": "12:31:01",
  "media1": "https://wa20.nuke.co.in/v5/assets/img/logo.png",
  "media2": "BHARAT",
  "media3": null,
  "media4": null,
  "media5": null,
  "media6": null,
  "media7": null,
  "media8": null,
  "media9": null,
  "media10": null,
  "media11": null
}