AI-generated Key Takeaways
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The content describes the response message for an ad group criterion customizer mutate operation.
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The response includes an array of results, with each result detailing the outcome for a specific ad group criterion customizer mutation.
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It also provides a field for
partial_failure_errorwhich indicates errors encountered when partial failure mode is enabled. 
Response message for an ad group criterion customizer mutate.
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 All results for the mutate.  | 
              
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                   Errors that pertain to operation failures in the partial failure mode. Returned only when partial_failure = true and all errors occur inside the operations. If any errors occur outside the operations (for example, auth errors), we return an RPC level error.  |