Booking cancel

{
  "service": "uhi",
  "event": "booking.cancel",
  "event_time": 1749822309,
  "transaction_id": "<webhook transaction id>",
  "timestamp": 1749825214,
  "business_id": "<partner business id>",
  "client_id": "<partner client id>",
  "data": {
      "status": "<string>"
}
}