{
 "layers": [
  {
   "layerId": 0,
   "layerName": "All Roads",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "I",
     "url": "9dbb8440319f77cdc37b6fd595cb1da5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsAysg38T6FZjCgG/v/dRplprFUMKAbCBAZ1GDJS20CqABbqGIMAowZSDqgehgCVzwTSfjQYOgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "I"
     ]
    },
    {
     "label": "F",
     "url": "da43fdf24a9c9b73b97216e4edda4057",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNhoDJgGTWQYsBCuRGoYIQb+J9CsxjhBv43N6fUMBD4z3jyJCPYQBCDYURGClUAC3WMQYBRAxkoBgDr6QfkI1DU2QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "F"
     ]
    },
    {
     "label": "S",
     "url": "1aaa2176c47219ffa8ce0de1d2f158f9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4je2RwQkAIQwEZyFNaP+1aRm5rwfqx/g4LvNcssNCjGAshcfYueLNX4UNvLgvj7o0zcdOl6igOwsriMWKLZPOR54SiYXaSCEBPC/rCHBdyVDkAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "S"
     ]
    },
    {
     "label": "C",
     "url": "c64a37d25630a8614bbc7c0ab7ba3ddd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je2OQQoAIAzDDPT/X57niaKweRCXW2HNqpaMShhGcYXnV6GZ2e4QcHlWAbizkPH9AauKEkY5ShhHCY7HhB24uwdYR9vyDAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "C"
     ]
    },
    {
     "label": "L",
     "url": "ca8abafda4e47f09d2a1fef79dbe0ba5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+PDhw//UMExeXp6RNi6Ul5dnpKqB1AQsVDWNYdRAaoDBHykA0gUEr+bVcgcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "L"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "CLASS"
    }
   ]
  }
 ]
}