AI-generated Key Takeaways
- 
          The content lists various services available within the Google Ad Manager API, each linked to its specific documentation. 
- 
          The PermissionError.Reasonenumeration describes why a permission error might occur, detailingPERMISSION_DENIEDandUNKNOWNas possible reasons.
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          The provided links point to documentation for the v202508 version of the Ad Manager API, specifically concerning permission errors within each service. 
Describes reasons for permission errors.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Enumeration | Description | 
|---|---|
| PERMISSION_DENIED | User does not have the required permission for the request. | 
| UNKNOWN | The value returned if the actual value is not exposed by the requested API version. |