AI-generated Key Takeaways
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          The page details a list of Ad Manager API services and their related documentation links. 
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          It also presents inheritance relationships for various API errors, including AuthenticationError.
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          The AuthenticationErrorincludes fields such asfieldPath,fieldPathElements,trigger,errorString, and areasonwith various possible enumerated values.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202508
| Field | |
|---|---|
| ApiError(inherited) | |
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| AuthenticationError | |
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 Enumerations 
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