Shopify Schema Markup for Evaluations Widget may be pretty tough (because it relies on the overview applications that you are using), I like to recommend you permit it on the specialists.  Please check the demo instance down below, in which the module is set up and configured in debug manner. https://active-bookmarks.com/story19397336/5-tips-about-prestashop-google-instant-indexing-api-integration-you-can-use-today