AI-generated Key Takeaways
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          Various creative types exist, each with specific supported hosting sources and methods for creation and updating. 
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          Creative types include standard display, expandable, video, native, templated app install, lightbox, audio, publisher hosted, and asset-based creatives. 
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          Some creative types, like templated app install and lightbox, do not support create and update methods. 
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          The supported hosting source, such as HOSTING_SOURCE_HOSTED or HOSTING_SOURCE_THIRD_PARTY, determines which creative types can be created or updated. 
Possible types of a creative.
| Enums | |
|---|---|
| CREATIVE_TYPE_UNSPECIFIED | Type value is not specified or is unknown in this version. | 
| CREATIVE_TYPE_STANDARD | Standard display creative. Create and update methods are supported for this creative type if the  
 | 
| CREATIVE_TYPE_EXPANDABLE | Expandable creative. Create and update methods are supported for this creative type if the  | 
| CREATIVE_TYPE_VIDEO | Video creative. Create and update methods are supported for this creative type if the  
 | 
| CREATIVE_TYPE_NATIVE | Native creative rendered by publishers with assets from advertiser. Create and update methods are supported for this creative type if the  | 
| CREATIVE_TYPE_TEMPLATED_APP_INSTALL | Templated app install mobile creative (banner). Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_NATIVE_SITE_SQUARE | Square native creative. Create and update methods are supported for this creative type if the  | 
| CREATIVE_TYPE_TEMPLATED_APP_INSTALL_INTERSTITIAL | Interstitial creative including both display and video. Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_LIGHTBOX | Responsive and expandable Lightbox creative. Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_NATIVE_APP_INSTALL | Native app install creative. Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_NATIVE_APP_INSTALL_SQUARE | Square native app install creative. Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_AUDIO | Audio creative. Create and update methods are supported for this creative type if the  | 
| CREATIVE_TYPE_PUBLISHER_HOSTED | Publisher hosted creative. Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_NATIVE_VIDEO | Native video creative. Create and update methods are supported for this creative type if the  | 
| CREATIVE_TYPE_TEMPLATED_APP_INSTALL_VIDEO | Templated app install mobile video creative. Create and update methods are not supported for this creative type. | 
| CREATIVE_TYPE_ASSET_BASED_CREATIVE | Asset-based creative. Create and update methods are supported for this creative type if the  |