{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Route 1",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "215763ca8dad42bfc2c8df6879e8517d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASklEQVQ4jWNhoDJgGTWQYsAyQg1MUel3oIZhc+4UHmABGfaPgWk/NQxMUel3pL6X59wpPAAymWpeZoAyGEZWsqEmYKGqaQwj0kAAITUSEo5he5kAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Route 2",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "047840db3ca377807f1087741438192a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASUlEQVQ4jWNhoDJgGTWQYsAyQg38X3LfgRqGMfYoHmABG/afYT81DPxfct+R+l5m7FE8ADKZal5mgDIYRlayoSZgoappDCPSQABn0RIR4XGztQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Route 3",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "408cd0f6b9d262fa0146f80a7f794d97",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARUlEQVQ4jWNhoDJgGTWQYsAyUg08/N+BKqbZMh5gARvGxLCfKgYe/u9IAy/bMh4AmUw9L4MAyNARlmyoCFioaRjDyDQQAInwDRQLLV7sAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}