AI-generated Key Takeaways
- 
          A CustomCreativeAsset links a CustomCreative with an asset. 
- 
          Associated assets can be inserted into a creative's HTML snippet. 
- 
          The macroNamefield defines how an asset is referenced in the HTML using a macro.
- 
          The assetfield represents the actual asset and is a required attribute.
A CustomCreativeAsset is an association between a CustomCreative and an asset.
            Any assets that are associated with a creative can be inserted into its HTML snippet.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202502
| Field | |
|---|---|
| 
                            | 
                            The name by which the associated asset will be referenced. For example, if the value is "foo", then the asset can be inserted into an HTML snippet using the macro: "%%FILE:foo%%". | 
| 
                            | The asset. This attribute is required. To view the asset, use CreativeAsset.assetUrl. |