how to convert 1610666538932 into a date in javascript code example

Example 1: js string to date

var myDate = new Date("2013/1/16");

var str = "2013/1/16";
var strToDate = new Date(str);

Example 2: parse date from string in js

Date.parse(dateString)
//dateString is like 2020-10-10 / 2020-10-10T10:20:20