AI-generated Key Takeaways
- 
          AllowedFormats define the formats a publisher permits on programmatic LineItems or ProposalLineItems. 
- 
          The allowed formats are relevant for programmatic video line items and include AUDIO. 
- 
          An UNKNOWN value is returned if the actual value is not exposed by the requested API version. 
The formats that a publisher allows on their programmatic LineItem or ProposalLineItem.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202505
| Enumeration | Description | 
|---|---|
| AUDIO | Audio format. This is only relevant for programmatic video line items. | 
| UNKNOWN | The value returned if the actual value is not exposed by the requested API version. |