JSON - Java's Son
      JSON  stands for JavaScript Object Notation. It is a lightweight data-interchange format.                   JSON is based on a subset of the JavaScript Programming Language Standard ECMA-262 3rd Edition - December 1999.                 JSON is a lightweight format for store and transporting data.                 JSON is often used when data is sent from a server to web page                 JSON is easy to understand as compared to XML              In JSON , values must be one of the following data types:           String      Number      Boolean      Array      Object or null          Key  and Value  are two main parts of the JSON.           KEY  : A Key is always a text enclosed in quotation marks.      VALUE  : A value can be a string, number, boolean, expression, array of object.            {            "name" : "David",      "company" : "Websoft",      "online" : true,      "updated": "2021-12-31T23:28:56.782Z...