{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Culvert",
   "layerType": "Feature Layer",
   "minScale": 3000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "5e1ceadabfa4ece2685a1d296794f3f0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAABq0lEQVQ4jWNhoDJgGTUQGTApKCiEu7i42ElJSYn/////3/3795/s3Llz1+vXr7cxkBiGIhEREZMmTJjgJS4uzo8scffu3fCcnJyNO3bsKGZgYPhKjIHM8fHx0+fPnx/CyMiIIamsrCyxadOm1ODgYJbNmzenEDTQwsIideLEif7YDIMBVlZWpgkTJoTcvHlzy61btzbgNdDd3d2bn5+fFVls165dDNzc3AzW1tZwMSUlJX4PD48gggZKSEioIPOXL1/OEBUVBWYfOXIExVB5eXklgl5mZmZmR+Z/+fIFKxubWqwGfvr06SUDA4MijJ+UlMTw9+9fsJfd3d1R1L579+41QQNv3Lhx4vv37xacnJxgPjMzM0NGRga6MoZXr16B1B4gaOCOHTuqJk+e7FNWVoYSlsjg////DH19fedWrVrVQ9DAJ0+efL9582ZkX1/f2szMTDmYS2Hg48ePDBMmTLh+7969QAYGhn8EDQSBefPmnSkvL9err6+fpKysbMvLyysFynofPnx4ePfu3V1fv34tWb169W+Siq/Ozs6PDAwM8QwkAhZSNQx9AwF3LqBVCGWbjwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}