AI-generated Key Takeaways
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          The content lists various Ad Manager API services including AdRuleService, AdjustmentService, and AdsTxtService, among many others. 
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          It outlines the inheritance structure for errors, with ApiError as the base and FeatureError being a specific type of error. 
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          The FeatureErrorhas areasonfield which is an enumeration that can beMISSING_FEATUREorUNKNOWN.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202508
| Field | |
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| ApiError(inherited) | |
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| FeatureError | |
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 Enumerations 
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