{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Electrical Substations",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "8c179eaf513620add7e9b718eb3b4b90",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAXUlEQVQ4je3UOxIAEAwEUJlxb+vkUSkQ/6RiS8WLZIh3yvFmIDPzDUREVIBaacBcaTV1Z+INASy1D6Ap3m05hDEWo3xuP8MPvgT23tkRKP2AY/B269jNcHfLTEGtJKq0FNRr7i+CAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}