Here is the iframe:<br>
<iframe src="events.php"></iframe>
<br>
<b>Events:</b>
<script>

window.addEventListener('message', outputMessage, false);

function outputMessage(event) {
	var div = document.getElementById('events');

	div.innerHTML += event.data + "<br><br>";
//	window.ReactNativeWebView.postMessage(JSON.stringify(event.data))
	console.log("Data posted to react");
	console.log(event.data);
}

</script>
<div id="events">

</div>