curl --location --request DELETE 'https://www.headout.com/api/public/v2/event-subscriptions/whsub_01j9z8x7v6w5u4t3s2r1q0p9o8/' \
--header 'Headout-Auth: <YOUR_API_KEY>'

{
  "timestamp": 1786441790000,
  "traceId": "aad8e04d4cb6d466",
  "traceTokenOriginal": "E33C34A07812483E9DE02FF272F48A34",
  "error": {
    "code": "CAL-P0008",
    "message": "No event subscription found for this ID"
  }
}