{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Street Centerlines",
   "layerType": "Feature Layer",
   "minScale": 40000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "f9c1083818c09afeacd35082db903970",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaaGJi8p8ahp05c4aRNi48c+YMI1UNpCZgoappDKMGUgMM/kgBAPodBrYNEaCoAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Pavement Edges",
   "layerType": "Feature Layer",
   "minScale": 40000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "3dd8e877c162fa9e362686dcd55f1d8c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAYUlEQVQ4je3UsQ2AMAxE0YvkJWAN70HJbhkBdskaXsMoEUGkPpf+AzxZV1hglwHYEJQMzHGglA4zKeC1gxjYfjaKs/u7MDRJkE54Yi1BPgkwlhLkmxvq/GdE+gO9stpbewBdBA8IAUAXfgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}