It turns out that Twitter is using a non-standard version of JSON lists for its exports, and you're going to need to make a quick change to the file it delivers if you want to be able to use your ...

JSON structured data can be inserted in the head as well as the body of your pages, Webmaster Trends Analyst John Mueller explained on the September 11 edition of #AskGoogleWebmasters. The question.

Today, JSON is the universal standard of data exchange. It is found in every area of programming, including front-end and server-side development, systems, middleware, and databases.

John Mueller answered that Google prefers JSON-LD structured data. What is JSON-LD? JSON-LD is a scripting language that allows publishers to communicate important information to search engines.