{
 "layers": [
  {
   "layerId": 2,
   "layerName": "City Boundary",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "3733182d5bd2a83861ab0f90ea972431",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAvElEQVQ4je2UXQrEIAyEM8F7NXuh6g1aj1Av1PZimX2p0IUiwvqysPMiGvMljD8hpWQkF5ImDQE4tm17xRj31t7g7ntNaAFJnnUE8BQ3EZFwr94CVpVS1qf1lJK5u4UeSK9U9RgGrOcwtEORy8M/8Dugqnbdv26gu5uqHsOAIrKQnERkCHSYhwAygDwM6O4mMrbD6YeeHkmLMe4A8jVfWkkkz1LKOs/zCmCqjI8OSRqAfJlrLWD9satv99gbtD9gzt/56v8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}