The request message for [Operations.CancelOperation][google.longrunning.Operations.CancelOperation].
The request message for [Operations.DeleteOperation][google.longrunning.Operations.DeleteOperation].
The request message for [Operations.GetOperation][google.longrunning.Operations.GetOperation].
The request message for [Operations.ListOperations][google.longrunning.Operations.ListOperations].
The response message for [Operations.ListOperations][google.longrunning.Operations.ListOperations].
This resource represents a long-running operation that is the result of a
network API call.
A message representing the message types used by a long-running operation.
The request message for [Operations.WaitOperation][google.longrunning.Operations.WaitOperation].