Response message for customer user access mutate.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/services/customer_user_access_service.proto)

| Fields ||
|---|---|
| ## `result` | `https://developers.google.com/google-ads/api/reference/rpc/v26/MutateCustomerUserAccessResult` Result for the mutate. |