public function build(MenuInterface $menu)
{
$menu->findSubnodeByName('plugin_type.shipping')->addSubnode($this->menuNodeFactory->create()->setName('admin.menu.custom_shipping')->setUrl('admin_carrier_list')->setActiveUrls(['admin_carrier_edit', 'admin_carrier_new', 'admin_shipping_range_edit', 'admin_shipping_range_new']));
}