AI-generated Key Takeaways
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          Describes a single operation (create, remove) on an asset group asset. 
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          update_maskuses a FieldMask to specify resource fields modified in an update.
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          The operationfield, a union, determines the mutate operation and can becreate,update, orremove.
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          A createoperation expects no resource name, anupdateexpects a valid resource name, and aremoveexpects a resource name in a specific format.
A single operation (create, remove) on an asset group asset.
| Fields | |
|---|---|
| 
 | FieldMask that determines which resource fields are modified in an update. | 
| Union field 
 | |
| 
 | Create operation: No resource name is expected for the new asset group asset. | 
| 
 | Update operation: The asset group asset is expected to have a valid resource name. | 
| 
 | 
 Remove operation: A resource name for the removed asset group asset is expected, in this format:  |