JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script>
JavaScript
var obj = {};
obj["0654"] = { "Name" : "Tony" };
obj["3423"] = { "Name" : "Fred" };
obj["7543"] = { "Name" : "Dave" };
console.log( _.sortBy(obj, 'Name'));