Patch-Bss_AjaxCart-add-productIds-to-response.patch

--- Controller/Index/Index.php.orig	2019-10-25 14:02:22.000000000 +0300
+++ Controller/Index/Index.php	2020-04-10 11:29:24.187028602 +0300
@@ -359,6 +359,7 @@
 
             $result['popup'] = $html;
             $result['sku'] = $resultItem->getSku();
+            $result['productIds'] = [$productId];
 
             $resultJson = $this->resultFactory->create(ResultFactory::TYPE_JSON);
             $resultJson->setData($result);