JSFiddle - React, Tailwind, and code Playground

CSS

pre {outline: 1px solid #ccc; padding: 5px; margin: 5px; }
.string { color: green; }
.number { color: darkorange; }
.boolean { color: blue; }
.null { color: magenta; }
.key { color: red; }

JavaScript

function output(inp) {
    document.body.appendChild(document.createElement('pre')).innerHTML = inp;
}

function syntaxHighlight(json) {
    json = json.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
    return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, function (match) {
        var cls = 'number';
        if (/^"/.test(match)) {
            if (/:$/.test(match)) {
                cls = 'key';
            } else {
                cls = 'string';
            }
        } else if (/true|false/.test(match)) {
            cls = 'boolean';
        } else if (/null/.test(match)) {
            cls = 'null';
        }
        return '<span class="' + cls + '">' + match + '</span>';
    });
}

var obj = {"profileName":"Scott","guid":"LPVSUDK6DZBWLHSU527RUV2RFY","avatarURL":"https://art-s.nflximg.net/dfe1d/a1cfbe9663ac300b76356751780c5bbf1b8dfe1d.png","preferedMediaList":"BR,DD","currentPlan":2999,"currentPeriod":59,"accountOwner":true,"accountMaxOut":8,"maxOut":8,"termsOfUseCurrent":true,"hasStreaming":true,"queueLowWarning":false,"shippingIssue":false,"masquerading":true,"masqueraderName":"scongleton","customerId":1151380982,"activeQueueCount":10,"holds":[],"profiles":[{"profileName":"Scott","guid":"LPVSUDK6DZBWLHSU527RUV2RFY","avatarURL":"https://art-s.nflximg.net/dfe1d/a1cfbe9663ac300b76356751780c5bbf1b8dfe1d.png","maxOut":8,"hasPersonalizedLabel":true},{"profileName":"Teehee Movies ","guid":"UOHLIDU7WFAP7D3O6O2SFHRZJY","avatarURL":"https://art-s.nflximg.net/93906/110713bc3f3992b639eddd0ed2450b7ef4193906.png","maxOut":0,"hasPersonalizedLabel":false},{"profileName":"Ava","guid":"H5IL24SBARBRZDWEXI345SV7GU","avatarURL":"https://art-s.nflximg.net/ee91c/4b964b65970fc61b927957f164b6f540f93ee91c.png","maxOut":0,"hasPersonalizedLabel":false},{"profileName":"Q...