Web, domains and email
JSON
Abbreviation for JavaScript Object Notation
In short and in plain language
JSON is a simple text format. Programs use it to share data in a fixed order.
On websites it often sits in the head of the page. There it can describe the firm and its opening hours. It can also hold questions and answers.
Search engines decide for themselves if and how they use this.
Definition
JSON is a simple text format that programs use to exchange structured data. On websites it often appears as JSON-LD in the page head, describing content such as the company, opening hours or questions and answers. Whether and how search engines use this information is up to them.