JSFiddle - React, Tailwind, and code Playground
HTML
<span id="followers_count"></span>
JavaScript
$.ajax({
url: "https://cdn.syndication.twimg.com/widgets/followbutton/info.json?screen_names=stackoverflow",
dataType: 'jsonp',
crossDomain: true
}).done(function(data) {
var followers_count = data[0]['followers_count'];
console.log(data[0]['followers_count']);
$('#followers_count').append(followers_count);
});