JSFiddle - React, Tailwind, and code Playground

HTML

<div id="messages"></div>

JavaScript

var btcs = new WebSocket('wss://n.block.io/');

btcs.onopen = function()
	{
	btcs.send( JSON.stringify( {'type':'address','network':'BTCTEST', 'address':'1NvbSjWf1xfKpm4A1YY9p4giobmxj3WwRn'} ) );
	};

btcs.onmessage = function(onmsg)
	{
	var response = JSON.parse(onmsg.data);
	console.log(response);
	var amount = response.data.amount_received;
	$('#messages').prepend("<p>" + amount + "</p>");
	}