This structured knowledge testing tool by schema.org can test every type of schema markups. Merely input a URL or Uncooked code, and the tool will extract JSON-LD, Microdata or RDFa markups. It'll detect troubles in your code and show The actual form of schema markup found on your page. If https://atozbookmark.com/story19294539/new-step-by-step-map-for-latest-json-schema-version