{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Wisconsin Episode End Moraines",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Moraine",
     "url": "8b86270562932e6759f2ecb34eaccaa7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANUlEQVQ4jWPx8/P7z0BFwMLAwMBQN2szVQxrSvOFGEhNMGrgqIGjBo4aOGogkoFNab5UMxAAHWUGb6KUouQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "55"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "SYMBOL"
    }
   ]
  }
 ]
}