{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Mechanical",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "f2adb52e895f53f745c8569a7d372169",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAkElEQVQ4jWNhoDJgGTVw1EA4aIDSB6CYIgMbNMP96xkYGBjeXLlR//rqzUYkC0g20EFUW71eM8wPwgvzY7i+alP99ZUbGXAZStBAER0NAkpIMxADvLlyg4EBTzgSMrDh+sqNDG+u3KiHuRQahmQbyMDAwNDw+urNA6+v3nSA8fEpJtbLB/C5ihwDiQajBlIOAOnxKYYt6hMWAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}