<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
  <title>Add Vector Tile Layer</title>

  <link rel="stylesheet" href="https://js.arcgis.com/4.3/esri/css/main.css">

  <style>
    html, body, #viewDiv {
      padding: 0;
      margin: 0;
      height: 100%;
    }
  </style>

  <script src="https://js.arcgis.com/4.3/"></script>

  <script>
    require([
      "esri/Map",
      "esri/views/MapView",
      "esri/layers/V