2. Because at the moment, we can't find the above API, so we choose to start from the Ad level (although this would not be ideal in our case as we will be making lots of API call)
"domain": "global", "reason": "invalid", "message": "12058 : At least one active creative must be assigned to any active ad. Also, the creative must have \"Include in rotation\" set to \"Yes\" in your ad properties." } ], "code": 400, "message": "12058 : At least one active creative must be assigned to any active ad. Also, the creative must have \"Include in rotation\" set to \"Yes\" in your ad properties." }}