AI-generated Key Takeaways
- 
          The document lists various Ad Manager API services. 
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          The content details inheritance relationships, specifically showing CollectionSizeErrorinheriting fromApiError.
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          The CollectionSizeErrorobject includes areasonfield with enumerated valuesTOO_LARGEandUNKNOWN.
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          Information on fields inherited from ApiErrorlikefieldPath,fieldPathElements,trigger, anderrorStringis provided.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Field | |
|---|---|
| ApiError(inherited) | |
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| CollectionSizeError | |
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 Enumerations 
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