AI-generated Key Takeaways
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          The page lists various Ad Manager API services available in version v202502, including services for managing ad rules, adjustments, ads.txt, and more. 
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          It provides details on the inheritance hierarchy, showing that AuthenticationError and other specific errors inherit from ApiError. 
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          The page describes the fields within the ApiError and AuthenticationError types, including fieldPath, trigger, errorString, and a reason enumeration for authentication failures. 
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          A namespace of https://www.google.com/apis/ads/publisher/v202502is associated with these services and errors.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202502
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| ApiError(inherited) | |
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| AuthenticationError | |
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 Enumerations 
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