AI-generated Key Takeaways
- 
          The document lists various services available in the Ad Manager API, including AdRuleService, CreativeService, and more. 
- 
          It details inheritance relationships for error types, showing that many specific errors like ApiVersionError and AssetError inherit from ApiError. 
- 
          The document specifically defines UniqueError as an error for a field that requires a uniqueness constraint. 
- 
          Fields within an ApiError, such as fieldPath, fieldPathElements, trigger, and errorString, provide details about the error. 
- 
          UniqueError is presented as a distinct error type alongside other specific errors that inherit from ApiError. 
An error for a field which must satisfy a uniqueness constraint
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202505
| Field | |
|---|---|
| ApiError(inherited) | |
| 
                            | 
                            The OGNL field path to identify cause of error. | 
| 
                            | A parsed copy of the field path. For example, the field path "operations[1].operand" corresponds to this list: {FieldPathElement(field = "operations", index = 1), FieldPathElement(field = "operand", index = null)}. | 
| 
                            | 
                            The data that caused the error. | 
| 
                            | 
                            A simple string representation of the error and reason. | 
| UniqueError | |