{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Ambulance Stations",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "5094ae56a24d7c6a65b5e0b9b9f4f62d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAU0lEQVQ4jWNhoDJgGTWQYsAybAz8j8RmpNTA/z08CE7JF7DhjOQa+B/ZMBAA8fEZysJAZcBCbwMZQd5DC0OwOLkGwg1loGIsEzRkeEUKyWDwGwgAG1AQunhuKRIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Fire Stations",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "0147c604e7e52bb71e422ba8fc1c5391",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAU0lEQVQ4jWNhoDJgGTWQYsAybAz8j8RmpNTA/54MK+Cc7QwR//EZykKKYSAA4uMzlIWByoCF3gYygryHFoZgcXINhBvKQMVYJmjI8IoUksHgNxAAvXoQYT7uGk0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Hospitals",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "d54c921c7623efdde9b74cceb84b6db4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAU0lEQVQ4jWNhoDJgGTWQYsAybAz8j8RmpNTA/zIMK+CcJwwR//EZykKKYSAA4uMzlIWByoCF3gYygryHFoZgcXINhBvKQMVYJmjI8IoUksHgNxAA6wEQjkgtizEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "Police Stations",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "81878532eac250a7aab59288ca388a39",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAU0lEQVQ4jWNhoDJgGTWQYsAybAz8j8RmpNTA/xsYiuCcAIa+//gMZSHFMBAA8fEZysJAZcBCbwMZQd5DC0OwOLkGwg1loGIsEzRkeEUKyWDwGwgAi3sQMFwgrH8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}