AI-generated Key Takeaways
- 
          The provided content lists various services and inheritance relationships related to a YieldGroupService and InternalApiError. 
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          The InternalApiError has a 'reason' field which can take on several enumerated values like UNEXPECTED_INTERNAL_API_ERROR or DOWNTIME. 
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          The document details fields inherited from ApiError such as fieldPath,fieldPathElements,trigger, anderrorString.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202502
| Field | |
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| ApiError(inherited) | |
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| InternalApiError | |
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 Enumerations 
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