{
 "layers": [
  {
   "layerId": 0,
   "layerName": "All Roads",
   "layerType": "Feature Layer",
   "minScale": 50000,
   "maxScale": 0,
   "legend": [
    {
     "label": "Interstate or State Route",
     "url": "ca8abafda4e47f09d2a1fef79dbe0ba5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+PDhw//UMExeXp6RNi6Ul5dnpKqB1AQsVDWNYdRAaoDBHykA0gUEr+bVcgcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "9",
      "17",
      "4",
      "16"
     ]
    },
    {
     "label": "Arterial",
     "url": "b94382a8ed48b44f75983af396a111d6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhw4cP/1PBLAZ5eXlGFhiDgUqAhVoGwcCogZQDFiqYMcQMBACN9gSvF3FrBgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "11",
      "15",
      "13"
     ]
    },
    {
     "label": "Collector",
     "url": "e1a698d90af7fcafdab387d066425779",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhmTNn/lPBLAYTExNGFhiDgUqAhVoGwcCogZQDFiqYMcQMBAAuOgTultTyzQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "1",
      "18",
      "14"
     ]
    },
    {
     "label": "Private or Other",
     "url": "8e7f5dd48f1a7ecffa636f6c5ccc93a1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKobhmTNn/sPYJiYmjKTyGdANRBYkhw8Do7FMOWChghkMI9xAABbYEsVptOMjAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "2",
      "3",
      "5",
      "7"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}