curl --request PATCH \
  --url https://api.mottostreaming.com/monetization/ads/v1/video_ads/{video_ad_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "video_ad_id": "<string>",
  "update_mask": "<string>"
}
'

{
  "video_ad": {
    "project_id": "<string>",
    "name": "<string>",
    "id": "<string>",
    "ad_manifest": {
      "title": "<string>",
      "video_files": [
        {
          "quality": "VIDEO_QUALITY_UNSPECIFIED",
          "config": {
            "asset_id": "<string>"
          }
        }
      ],
      "aspect_ratio": "<string>",
      "duration_seconds": 123,
      "allow_skip_after_seconds": 123,
      "clickthrough_url": "<string>",
      "impression_tracking_url": "<string>",
      "error_tracking_url": "<string>"
    },
    "ad_tag_url": "<string>",
    "visibility": "VISIBILITY_UNSPECIFIED",
    "geo_applicability_exempt": {
      "country_codes": [
        "<string>"
      ]
    },
    "geo_applicability_apply": {
      "country_codes": [
        "<string>"
      ]
    },
    "applies_to_all": true,
    "target": {
      "entity_ids": [
        "<string>"
      ],
      "event_ids": [
        "<string>"
      ],
      "creative_work_ids": [
        "<string>"
      ],
      "content_start_time": "2023-11-07T05:31:56Z",
      "content_end_time": "2023-11-07T05:31:56Z"
    },
    "priority": "<string>"
  }
}