docs: @BetaApi
    public final Operation setNamedPortsRegionInstanceGroup(
        String instanceGroup,
        RegionInstanceGroupsSetNamedPortsRequest regionInstanceGroupsSetNamedPortsRequestResource) {
  
      SetNamedPortsRegionInstanceGroupHttpRequest request =
          SetNamedPortsRegionInstanceGroupHttpRequest.newBuilder()
              .setInstanceGroup(instanceGroup)
              .setRegionInstanceGroupsSetNamedPortsRequestResource(
                  regionInstanceGroupsSetNamedPortsRequestResource)
              .build();
      return setNamedPortsRegionInstanceGroup(request);
    }