Cleary, Online page without structured data gives no clue in anyway to a computer just what the Web content is about. Alternatively, Online page with structured data presents a whole lot more information and this means: we are able to see that it is a web page of some corporation, https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html