{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Census Mail Return Rate with Demographics",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Less than 63%",
     "url": "2a91bc4a95a3c965b2f100712396b739",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4jWP539DgwMDAAMLUAAdYwIb9/19PFeMYGRlABlIVsIwaSDFgodwIVDBqIOWAhQpmoIBRA0dKGB4AlbRUAgcABU0H0ZQ9aYgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      62.999999
     ]
    },
    {
     "label": "63% - 73%",
     "url": "e95dc81149b3d51efcfae136adeed459",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASElEQVQ4je3UsRGAMAxD0R+fBstmDMQSnizkoEttdfgP8AoV0nMzWUwcBakPG1wWcIEwpwbLqU6cNVhPBuOowX9sGOT7tJaC3DDZCXkmkBefAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      73
     ]
    },
    {
     "label": "74% - 83%",
     "url": "1df6421e9e34eda51266a692bdf87d45",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4jWP5/7/EgYGBAYSpAQ6wQAz7X08d8xgZQAZSFbCMGkgxYKHcCFQwaiDlgIUKZqCAUQNHShgeAJW0VAIHAN7wB0McsqMGAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      83
     ]
    },
    {
     "label": "Greater than 83%",
     "url": "3974941b40273eed434c34505f77df26",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAS0lEQVQ4jWNpP53hwMT0z4GBCuDfP6YDLFDD6qlhIBPTPwYWBioDllEDKQYslBuBCkYNpBywUMEMFDBq4IgIw3//mA6ASlpqAJBZAG6/D4xhWISiAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      92.1
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "mailreturnrate"
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Chicago Precinct Boundary",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "494f2c616756345de17b40b27f87a1c7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4jWNpampK+///vxIDFQAjI+M9FpBh9fX1FdQwsLGxsYOFgcqAZdRAigEL5UagglEDKQcsVDADBYwaOCLCkJGR8R6opKWGYSCzACjlESmK/M9VAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Suburban Precinct Boundary",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "f455de292e781a71ec7f031b981d2318",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWMJCAhI+///vxIDFQAjI+M9FpBhGzdurKCGgf7+/h0sDFQGLKMGUgxYKDcCFYwaSDlgoYIZKGDUwBERhoyMjPdAJS01DAOZBQBy2w/9jgEc/wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "Chicago Community Area",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "f3f49db3ff6557149f75143282a0a45a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUklEQVQ4jWPJyMj4z0BFwILEPkChWQ7IBh6YMWOGIyWmZWRk7AcZiuxCqgCWUQMpBiyUG4EKRg2kHLBQwQwUMGog5QAWhg7Q8owSgFLAwgUoBQAmVAs/yeyygwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}