Here's a typical example of a rich research final result, in which we could see how internet search engine reads structured details markup and utilizes it to Show a graphically Increased research final result - rich snippet - with star rating details, value and so on: The Github JSON Schema https://addons.prestashop.com/fr/seo-referencement-naturel/31857-seo-automatique-google-rich-snippets-json-ld-open-graph.html