AI-generated Key Takeaways
- 
          The content lists various Ad Manager API services including AdRuleService, AdjustmentService, and AdsTxtService, among many others. 
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          It also details different types of API errors such as ApiError, AuthenticationError, and RequiredError. 
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          The RequiredErrorobject has areasonfield which is an enumeration of typeRequiredError.Reasonwith a value ofREQUIRED.
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          The content specifies the namespace for these services and errors as https://www.google.com/apis/ads/publisher/v202508.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Field | |
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| ApiError(inherited) | |
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| RequiredError | |
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 Enumerations 
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