Peter KraussPeter Krauss thirteen.9k2727 gold badges182182 silver badges329329 bronze badges two Yet another fantastic representation of popularity may be just opening some preferred sites with inspector and checking what structure they use. An HTML5 extension that supports linked facts by introducing HTML tag attributes that correspond towards the user-seen material https://addons.prestashop.com/pl/seo-pozycjonowanie-naturalne/31857-automatyczne-google-rich-snippets-json-ld-opengraph-seo.html