{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Airport Vicinity Overlay",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "851463569c1a84cf3a3800b287acb66f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAYUlEQVQ4je3UsQ3AIAxE0TPyQNmIUTJLNoqUfXKRMSmozyW/gO4JUZzzOYnCfJy0Cw23JL04YOwJBkYRbPEwTLAw36Cc68TaBvW8wFjaoF7+YYxj7JnSGNgfNPYYRwm0vD9l9BG/NgPlBgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}