AI-generated Key Takeaways
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The content provides a list of various services available within the Google Ad Manager API, including AdRuleService, AdjustmentService, and many others.
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It also includes information about dependencies, specifically the ApiVersionError and its Reason enumeration.
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The ApiVersionError.Reason enumeration explains that
UPDATE_TO_NEWER_VERSIONmeans an operation is not allowed in the current API version andUNKNOWNis returned when the actual value is not exposed by the requested API version. 
- Namespace
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https://www.google.com/apis/ads/publisher/v202508 
| Enumeration | Description | 
|---|---|
                        UPDATE_TO_NEWER_VERSION
                      | 
                     Indicates that the operation is not allowed in the version the request was made in. | 
                        UNKNOWN
                      | 
                     The value returned if the actual value is not exposed by the requested API version. |