{
 "layers": [
  {
   "layerId": 3,
   "layerName": "Contours 2018",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "INDEX CONTOUR",
     "url": "90d9291b63d99bdb4842244b84b59b7a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+FhKpoGRkcGeEoP+/2c4KPvsSQNtXCj77EkDVQ2kJmChqmkMowZSAwz+SAEAoEQJuHB902EAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "INDEX CONTOUR"
     ]
    },
    {
     "label": "INDEX OBSCURE",
     "url": "c6ef4e0c3696c874308a279e370a9d4f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYAQb2MDAwGBPQO1BqDpc6g+CxGnqQlJAw9CPFKoBFuoZBQGjBjJQDADp3AVRZZadYAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "INDEX OBSCURE"
     ]
    },
    {
     "label": "INTERMEDIATE CONTOUR",
     "url": "eea7546739139a68b71b5163b183fb97",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANklEQVQ4jWNhoDJgGTWQYsBCuRGoYAQb2MDAwGBPoVkHQebQ1IUjLFKoBlioZxQEjBrIQDEAAAbjAtF+zRnWAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "INTERMEDIATE CONTOUR"
     ]
    },
    {
     "label": "INTERMEDIATE OBSCURE",
     "url": "34ac59b1677ef6402fd781b8b891bfe9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAS0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+FhKpoGRkcEen8L//xkOyj570oBL/X+oPG1cKAu1mViATz0LNVyFDEYNpBywUMGMIWYgAAj8Ex/+ViTTAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "INTERMEDIATE OBSCURE"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "TYPE"
    }
   ]
  }
 ]
}