{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Nitrate Levels",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Below 10",
     "url": "0d7a6a4024ac2dc743e478c1acc6fbf7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4jWMpKMrrZGBiMGCgBvjHcIGFgYnBwLiblY0a5p0t/W3AQg2DkMGogaMGjho4auCogTAD/zFcOFv6m2pVAADUeg2b9XKpHwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      10
     ]
    },
    {
     "label": "Above 10",
     "url": "deab18db8690f8080a83c50b82e1dcd2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARUlEQVQ4jWMpysvrZGJgMGCgAvjHwHCBhYmBwaBbUJCNGgaWvn9vwEINg5DBqIGjBo4aOGrgqIFQA/8xMFwoff+ealUAAMrMDa8fh6nuAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      33.900001525878906
     ]
    },
    {
     "label": "ND",
     "url": "4143117ee33cada52aab83ad39f1e91d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4jWMpKirqZGBgMGCgDrjAwsDAYBAVFcVGDdOWLVtmwEINg5DBqIGjBo4aOGrgqIEIAy8sW7aMalUAAJVpClhwxMXqAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "1",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Nitrate_num"
    },
    {
     "id": "1",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Bacteria",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Absent",
     "url": "8bcfc762b32f3330485f61a3bc496657",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4jWPJK8rpZGD6Z8BADfCP6QILA9M/g+fd09ioYZ5kaZYBCzUMQgajBo4aOGrgqIGjBsIM/Md0QbI0i2pVAAD5BA5UIxqsIQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Absent"
     ]
    },
    {
     "label": "Present",
     "url": "9a7d3561b0019b53c9005e679dd78f12",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARUlEQVQ4jWMpysnpZPr3z4CBCuAfE9MFFqZ//wy6p01jo4aBpVlZBizUMAgZjBo4auCogaMGjhoINfAfE9OF0qwsqlUBADSGEKWb634vAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Present"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Bacteria"
    }
   ]
  }
 ]
}