AI-generated Key Takeaways
- 
          ProgrammaticCreativeSource is an enumeration defining types of programmatic creative sources. 
- 
          The PUBLISHERvalue indicates creatives provided by the publisher.
- 
          The ADVERTISERvalue indicates creatives provided by the advertiser.
- 
          The UNKNOWNvalue is returned if the actual value is not exposed by the requested API version.
Types of programmatic creative sources.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202505
| Enumeration | Description | 
|---|---|
| PUBLISHER | Indicates that the programmatic line item is associated with creatives provided by the publisher. | 
| ADVERTISER | Indicates that the programmatic line item is associated with creatives provided by the advertiser. | 
| UNKNOWN | The value returned if the actual value is not exposed by the requested API version. |