AI-generated Key Takeaways
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A single operation on a keyword plan can be to create, update, or remove it.
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An
update_maskfield determines which resource fields are modified during an update operation. - 
          
The
operationfield specifies the type of mutate operation, with only one operation allowed at a time. - 
          
Create operations expect no resource name, update operations require a valid resource name, and remove operations need a resource name in a specific format.
 
A single operation (create, update, remove) on a keyword plan.
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                   The 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 keyword plan.  | 
              
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                   Update operation: The keyword plan is expected to have a valid resource name.  | 
              
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 Remove operation: A resource name for the removed keyword plan is expected in this format: 
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