JSFiddle - React, Tailwind, and code Playground

HTML

<div id="cons">update me</div>

JavaScript

jQuery.ajax({
    data: {
        "a": "b",
        "c": "d"
    },
    url: "/echo/json/",
    dataType: "json",
    type: 'GET',
    success: function(data, textStatus, jqXHR){
         jQuery("#cons").html("updated");   
    },
    error: function(jqXHR, textStatus, errorThrown){
        jQuery("#cons").html("error");
    }

});