curl --request DELETE \
  --url https://sandbox.tight.com/v6/templates/classes/labels/{id} \
  --header 'Authorization: Bearer <token>'

{
  "result": "SUCCESS",
  "data": {
    "id": "tcll_123456",
    "name": "Job Site",
    "status": "ACTIVE",
    "requiredness": "NOT_REQUIRED",
    "child": "<unknown>"
  },
  "error": [
    {
      "type": "UNKNOWN_ERROR",
      "message": "<string>",
      "param": "<string>"
    }
  ]
}