{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Chesapeake Bay Dead Zones",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "<0.2 mg/l anoxic conditions",
     "url": "fbdcae26d5fc83a264931aaf516ae281",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAE9JREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/z5A4UhDDcRpKyEAUwxgYGBieETB06EcKoxRmGDIwUBCGcEOR+fgUE+tlvIaQYyDRYNRAygEAH4gLbKjurtQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      0.2
     ]
    },
    {
     "label": "0.2-2.0 mg/l hypoxic conditions",
     "url": "4db0c0d5f989b10da3d0d47beaa7b0e4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFJJREFUOI3t0bEKACAIBNAT2vpkZz+52TaxhopsCbzJWx6iBY9TEkzQom6mKKiN2UoV0RW6AwcMABrzEv3/KVRF5hsCgRsa6ntkwyPkBjxOgvF0bXAUZysQ8acAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      2
     ]
    },
    {
     "label": "2-3 mg/l borderline lethal",
     "url": "89e84afc1059e5116c2e5d0aa1a14fa9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFNJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/vs8QnM1SDP/xGUrIQBTDGBgYGHyf4Td06EcK42YpjDBkYKAgDOGGIvPxKSbWy3gNIcdAosGogZQDAH9KEB/qgANmAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      3
     ]
    },
    {
     "label": "3-5 mg/l stressful to some organisms",
     "url": "169236e782040917fe8a05e7e570bb5d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFZJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/Jf8fwDk9jAr/8RlKyEAUwxgYGBhK/j/Aa+jQjxTGHkYF9DBkYKAgDOGGIvPxKSbWy3gNIcdAosGogZQDAAWGE/9LPuVFAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      5
     ]
    },
    {
     "label": ">5 mg/l acceptable",
     "url": "53e2259121032ef2b5e8995c5867fb20",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFNJREFUOI1jYaAyYBk1cNRAOPiPxGak1MD/DNHPELylUv/xGUrIQFTDGBgYGKKf4TV06EcKI8NSKfQwhIiTaSDCUGQ+HkCsl/EaQo6BRINRAykHAGhhEBGakBgFAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      1000
     ]
    }
   ]
  }
 ]
}