AI-generated Key Takeaways
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Describes a single operation (create, update, or remove) on an ad group.
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The
update_maskfield specifies which resource fields are modified during an update. - 
          
The
operationfield is a union that can be eithercreate,update, orremove. - 
          
Create operations do not require a resource name, while update and remove operations do.
 
A single operation (create, update, remove) on an ad group.
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                   FieldMask that determines which resource fields are modified in an update.  | 
              
Union field 
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                   Create operation: No resource name is expected for the new ad group.  | 
              
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                   Update operation: The ad group is expected to have a valid resource name.  | 
              
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 Remove operation: A resource name for the removed ad group is expected, in this format: 
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