{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Pavement",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Asphalt",
     "url": "f48aa899d1bbf982fda4627c171cccd7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhMwaG/1Qwi0GKgYGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDAZxGAmylBAavAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Asphalt"
     ]
    },
    {
     "label": "Concrete",
     "url": "90e3761775420854c771adcf4e1c8ae3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAaoVhwf//VDCLgWECIyPEwAmMjFQxkGE0lqkBWKhiCsOINhAA7QQD476heFsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Concrete"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Pavement Classification"
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Pavement Area",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "cc92e05441098654e6a67665107e8e19",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4jWN5NoPhPwMVAQs1DUMxUCqDgZGBAvAM6lPauZBagIVqJkHBqIGUAxYqmIECRg2kHLCMYAOfUankproLAZvsCEu2oPvPAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Sidewalks",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "79c5e23965d28db47877693dd0bab538",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoWhxQqG/1Qwi+FEBAMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgBbkARyGc1/GgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}