AI-generated Key Takeaways
- 
          The content lists various Ad Manager API services and their associated PermissionErrordocumentation.
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          It details the inheritance structure of ApiError, showingPermissionErroras a derived type.
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          The PermissionErrorincludes areasonfield, which is an enumeration with values likePERMISSION_DENIEDandUNKNOWN.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202502
| Field | |
|---|---|
| ApiError(inherited) | |
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| PermissionError | |
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 Enumerations 
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