text: public virtual RemoveRoleFromDBClusterResponse RemoveRoleFromDBCluster(RemoveRoleFromDBClusterRequest request){var options = new InvokeOptions();options.RequestMarshaller = RemoveRoleFromDBClusterRequestMarshaller.Instance;options.ResponseUnmarshaller = RemoveRoleFromDBClusterResponseUnmarshaller.Instance;return Invoke<RemoveRoleFromDBClusterResponse>(request, options);}