curl --request DELETE \
  --url http://localhost:8000/api/v1/google-ads/ad-groups/{ad_group_id} \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "ad_group_id": 123,
  "resource_name": "<string>",
  "error_code": "<string>",
  "error_message": "<string>"
}