{
 "layers": [
  {
   "layerId": 0,
   "layerName": "再生水厂",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "1ae69273ae38802db78340f160613ddb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFBJREFUOI3t0UEKACAIBMAV+qKv9JF2EyMwyS6Be1KQAXXgcUaDDVrU1VQFlR0nBI3QE7hgAMAao/8/hYS2GwKFGxrq+2g4u3KI3IDpNFjPBF4AD/4Q8PVXAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "溢流口",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "52a6fd094eb2888babeec9fd5487b93f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFJJREFUOI3t0cEJACAIBdAvNIX7z+YadjMjsMgugf+kIA/UhsdpBRZoUVdTFlSR0TBDI3QHThgAiMTo/08h5uWGQOKGhvo+Gj5dOURuwOMUmE8H5HAPhnFUN9QAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "污水处理厂",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "73bda8dbf2b6cc4c13aed1adfeeca9cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFNJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/GxIQnIAFDP/xGUrIQBTDGBgYGDYk4Dd06EcKY8ACjDBkYKAgDOGGIvPxKSbWy3gNIcdAosGogZQDAKItEELBMyQJAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "上游闸坝",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "8c96ced31fb6eb6889a380585b84e26d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFNJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/8asRnIWhDP/xGUrIQBTDGBgYGOJX4zd06EcK48JQjDBkYKAgDOGGIvPxKSbWy3gNIcdAosGogZQDAKiKEEj+jc8dAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 4,
   "layerName": "上游阀门",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "2930ee68e24624edffc31c61de87990b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFNJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/DDUNCF5Lw398hhIyENUwBgYGhpoGvIYO/UhhZGhpQA9DiDiZBiIMRebjAcR6Ga8h5BhINBg1kHIAAK2FEFYp2jRCAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 5,
   "layerName": "入河排水口",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "bb2222780280680b051f0c4be9297736",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFBJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/DQw1cE4DQ8t/fIYSMhDFMIiBNXgNHfqRwtjA0IIehgwMFIQh3FBkPiUuJMoQcgwkGowaSDkAALIBEFZlz1bJAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 6,
   "layerName": "排污企业",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "fc441cf5b0c5508e3ec81ae9bb22bbd2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFNJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/DFZ9CN6xov/4DCVkIKphDAwMDFZ9eA0d+pHCyHCsCD0MIeJkGogwFJmPBxDrZbyGkGMg0WDUQMoBAOH7EIpYaq1FAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}