Simple to put into action: JSON-LD separates the markup from the HTML content, rendering it easier for developers to develop and retain. An additional important resource for checking the general performance of your rich snippets is Google Research Console. This free service presents insights into your site’s overall performance in Google https://addons.prestashop.com/ru/seo-natural-search-engine-optimization/31857--rich-snippets-json-ld-opengraph-seo.html