jsoneditor
A react based tool to view, edit,and format JSON
DEMO

Npm Module
Install
$ npm install react-jsoneditor
Example
{ console } const json = "array1": "aaaaaaaaaaaaaaaaa" 1 a:1 "array2": "boolean": true "null1": null "null2": "" "null3": 0 "number": 1234 "object1": "a": "b" "c": "d" "string1": "Hello World" "one": "two": "three": "array1": "array2": "array3":5555 ;