This structured data testing tool by schema.org can test all sorts of schema markups. Basically enter a URL or Uncooked code, and also the tool will extract JSON-LD, Microdata or RDFa markups. It'll detect troubles in your code and present the particular kind of schema markup discovered on your page. https://natural-bookmark.com/story19383195/5-simple-techniques-for-google-schema-for-rich-snippets