{
 "layers": [
  {
   "layerId": 17,
   "layerName": "Record of Survey",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "19b97b5e5b6871d455ea80e70f9f6a00",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWPJy8ubyUBFwAJjiH/8SJFBL/n5EQaKf/zI4HHhIkUG7jDQZ3jJz49wIbXAqIGjBo4aOGogHQ18yc/PsMNAnyKDUApYZAFKAQABYg9g+VWIKwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}