JSFiddle - React, Tailwind, and code Playground
JavaScript
// Formato 2015-07-14 21:42:44
var data = new Date(1435881123 * 1000);
data = ""+data.getFullYear()+"-"+(data.getMonth() + 1)+"-"+data.getDate()+" "+data.getHours()+":"+data.getMinutes()+":"+data.getSeconds()+"";
alert(data);