JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/angular-loading-bar/0.7.1/loading-bar.min.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/angular-loading-bar/0.7.1/loading-bar.min.js"></script>
<div ng-controller="MeuController">
    <h1>{{Data}}</h1>
</div>

JavaScript

var app = angular.module('MeuApp', ['angular-loading-bar']);

app.controller('MeuController', ['$http', '$rootScope', function($http, $scope) {
	$scope.Data = null;
    
    $http.get('/echo/json/?delay=10')
    .success(function(response){
    	$scope.Data = "Funcionou!";
    });
}]);