text: public virtual ModifyClusterIamRolesResponse ModifyClusterIamRoles(ModifyClusterIamRolesRequest request){var options = new InvokeOptions();options.RequestMarshaller = ModifyClusterIamRolesRequestMarshaller.Instance;options.ResponseUnmarshaller = ModifyClusterIamRolesResponseUnmarshaller.Instance;return Invoke<ModifyClusterIamRolesResponse>(request, options);}