Shopify Schema Markup for Evaluations Widget could be quite hard (because it relies on the review apps that you are using), I recommend you permit it for the authorities.  The prestashop addon helps to put into practice search engine optimization of your online store by introducing automatic hreflang, and canonical https://listingbookmarks.com/story19745981/automatic-google-rich-snippets-json-ld-open-graph-seo-can-be-fun-for-anyone