Markup can be simply checked through schema markup tests Resource. It will take some time for rich snippets to appear in search engine results, so they may not be exhibited instantly. However, product and class rich snippets will seem only immediately after Google indexes the written content. An Web optimization https://addons.prestashop.com/es/seo-posicionamiento-buscadores/31857-google-rich-snippets-automatico-json-ld-opengraph-seo.html