AI-generated Key Takeaways
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          The content lists various Ad Manager API services available in version v202411, including services for managing adjustments, companies, creatives, inventory, and orders. 
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          It also outlines the inheritance hierarchy for API errors, with ApiErroras the base class and several specific error types inheriting from it, includingNullError.
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          The NullErroris highlighted and includes information about its namespace and fields, specifically mentioning the inherited fields fromApiErrorand its ownreasonfield with possible enumeration valuesNOT_NULLandUNKNOWN.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202411
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| ApiError(inherited) | |
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| NullError | |
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 Enumerations 
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