The details of the asset to add.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/resources/asset_group.proto)

| Fields ||
|---|---|
| ## `asset_count` | `int32` Output only. The number of assets to add. |
| ## `asset_field_type` | `https://developers.google.com/google-ads/api/reference/rpc/v26/AssetFieldTypeEnum.AssetFieldType` Output only. The asset field type of the asset(s) to add. |
| ## `video_aspect_ratio_requirement` | `https://developers.google.com/google-ads/api/reference/rpc/v26/AssetCoverageVideoAspectRatioRequirementEnum.AssetCoverageVideoAspectRatioRequirement` Output only. For video field types, the required aspect ratio of the video. When unset and asset_field_type is YOUTUBE_VIDEO, the system recommends the advertiser upload any YouTube video, regardless of aspect ratio. |