protected function createOrderInvoice( \Aimeos\MShop\Context\Item\Iface $context, \Aimeos\MShop\Order\Item\Base\Iface $basket )
	{
		$manager = \Aimeos\MShop::create( $context, 'order' );

		$item = $manager->createItem();
		$item->setBaseId( $basket->getId() );
		$item->setType( 'subscription' );

		return $manager->saveItem( $item );
	}