{
 "layers": [
  {
   "layerId": 9,
   "layerName": "Substations",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "cdb3d29b574beda3561dd3e0e96d5b22",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASklEQVQ4je3UsRHAIBADwYNRYXRml0Yv7gOYD4lfmf8K2ECB9PGOBQNDHaYCa+zHAS4awpwKTKc8cVdgPhmMqwJ/sWGHGU/rKKwDb7wKM1e/P/4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}