defaultAssetId property
A creativeAssets[].id.
This should refer to one of the parent assets in this creative, and will be served if none of the rules match. This is a required field.
Implementation
core.String? defaultAssetId;
A creativeAssets[].id.
This should refer to one of the parent assets in this creative, and will be served if none of the rules match. This is a required field.
core.String? defaultAssetId;