- Utilizing rich snippets can have a big impact on how your pages accomplish in the various search engines. I wouldn’t give Significantly pounds for their recommendation. They say that "Structured knowledge markup is most simply represented in JSON-LD structure", but I feel it’s Safe and sound to state that https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-google-rich-snippets-json-ld-opengraph-twitter-tags-schemaorg.html