Schema markup is often a Exclusive code that is certainly added to your web pages in a standardized way in order to explain its this means for that pcs. As it has standardized construction, it truly is also referred to as structured knowledge, and because it always appears as snippet https://addons.prestashop.com/fr/seo-referencement-naturel/31857-seo-automatique-google-rich-snippets-json-ld-open-graph.html