AI-generated Key Takeaways
- 
          
The page provides a comprehensive list of available services within the Ad Manager API, including various ad-related functionalities like AdRuleService, CreativeService, and ReportService.
 - 
          
It details the inheritance hierarchy, showing that FeatureError is a type of ApiError and listing other error types like AuthenticationError and PermissionError that also inherit from ApiError.
 - 
          
The Namespace for these services and errors is identified as
https://www.google.com/apis/ads/publisher/v202505. - 
          
Key fields for ApiError, such as
fieldPathandtrigger, and for FeatureError, specificallyreason, are outlined. - 
          
The possible enumerations for the
reasonfield of FeatureError are provided, includingMISSING_FEATUREandUNKNOWN. 
- Namespace
 - 
               
https://www.google.com/apis/ads/publisher/v202505 
                        Field | 
                  |
|---|---|
                        
                           ApiError (inherited)
                      | 
                  |
                        
                           
                      | 
                     
                         
                             | 
                  
                        
                           
                      | 
                     |
                        
                           
                      | 
                     
                         
                             | 
                  
                        
                           
                      | 
                     
                         
                             | 
                  
                        
                           FeatureError
                        
                      | 
                  |
                        
                           
                      | 
                     
                        
                         
 Enumerations 
  |