JSFiddle - React, Tailwind, and code Playground

JavaScript

var json= {
    "name" : "fhj",
    "age" : "23",
    "gender" : "female",
    "sec" : "b",
    "username" : "9886666",
    "language" : "HINDI",
    "method" : "method2",
    "timeSlot" : {
        "id" : 2,
        "fromTime" : 12,
        "toTime" : 15
     }
    };
    console.log(json.timeSlot['id']);
    console.log(json.timeSlot['fromTime']);
    console.log(json.timeSlot['toTime']);