Because it is the preferred, and since marked contented are going to be verificable/auditable at the same time by humans and equipment. The admin can allow to Display screen the product, class, and CMS webpages rich snippets about the internet search engine outcome web page. Pay a visit to Schema.org https://candeeiro-de-sal34457.blogs-service.com/62907812/the-best-side-of-rich-snippets-automáticos-json-ld-opengraph-seo