{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Spot_Elevations_2006",
   "layerType": "Feature Layer",
   "minScale": 2500,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "52f69fc6fe43bef1b973ce3f0564d5fc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAmklEQVQ4je3SsQpBcRiG8d/hv1skdaRcgisx2tyIQRblHmxWV2K2K+IYGWw4Emc95RyLeOqrr+/rfaY3+DDhLyxN+H5hSkjoo5GyiNmWEiYs0HvsEaMD3SbrQsItcSZ7UUsZYFxIeOFc5Ypqdks55WVC3rPDcccwYoIKloFZYeGDmOmGeUS9xSripmxt2uw95xeK/S7h7cTXC+/yxRxcLlIjTgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "2006_Contours_50ft_DuPage",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "500",
     "url": "884eac9d90c18729a208302fa056993c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTWQYsBCuRGoYMQa+Gzlf6qYJhXOSCMXSoUzUtdAKgIWahoGAqMGUg4GfxgCAI5dA8OKNnn6AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "500"
     ]
    },
    {
     "label": "550",
     "url": "6497391197e379fe999153e535ffceb8",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQauHJ/xX9qGBbu2MFIGxeGO3YwUtVAagIWqprGMGogNcDgjxQAwdMFcigsH5wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "550"
     ]
    },
    {
     "label": "600",
     "url": "db3fa905b105ccc6d714d4ff3a6a01d9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaaLGC4T81DDsRwcBIGxeeiGBgpKqB1AQsVDWNYdRAaoDBHykATp8EckP4Cm8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "600"
     ]
    },
    {
     "label": "650",
     "url": "db4e527a6e0bf48f8eab13c332da9622",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaWHmS4T81DGs3Z2CkjQvbzRkYqWogNQELVU1jGDWQGmDwRwoAVRkEEN2Q4dkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "650"
     ]
    },
    {
     "label": "700",
     "url": "4e8251427bf0261cdc4e73ebd0d5d1d4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaeO4tw39qGGYkzMBIGxcaCTMwUtVAagIWqprGMGogNcDgjxQAIQIDl1CC8pkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "700"
     ]
    },
    {
     "label": "750",
     "url": "fc652acaec2c7b6e2f7c8cae92f7e17a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P8Mw39qGMZowsBIGxcymjAwUtVAagIWqprGMGogNcDgjxQA+BIDh2S8PkMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "750"
     ]
    },
    {
     "label": "800",
     "url": "ac2697b286877ea0d86fca200572b573",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+D+N4T81DGOcxcBIGxcyzmJgpKqB1AQsVDWNYdRAaoDBHykA+4MD7ZJzZcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "800"
     ]
    },
    {
     "label": "850",
     "url": "bc878edf6cd313d2ee58ad75c9b455a3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAN0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+B+MKAeMDAyMtHEhIxhR0UBqAhaqmsYwaiA1wOCPFAD+mgJTIlXNlgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "850"
     ]
    },
    {
     "label": "900",
     "url": "da6bb27aabfc0a677798af8f60edfc15",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P9/8X9qGMbI2MtIGxcyMvYyUtVAagIWqprGMGogNcDgjxQAUK4E4WuVqi4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "900"
     ]
    },
    {
     "label": "950",
     "url": "48dea6bc6edae2b068b4773dd5abf0fe",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P/1vv/UMIxR1ImRNi5kFHVipKqB1AQsVDWNYdRAaoDBHykAxQ0EqujgSCMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "950"
     ]
    },
    {
     "label": "<all other values>",
     "url": "5864ac585daed85c2f0ea13700732290",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoVhD4PLfyqYxVDCsIeRBcZgoBJgoZZBMDBqIOWAhQpmDDEDAYIwBILHYPwqAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "1",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "CNTR_ELEV"
    },
    {
     "id": "1",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "2006_Contours_10ft_DuPage",
   "layerType": "Feature Layer",
   "minScale": 25000,
   "maxScale": 3000,
   "legend": [
    {
     "label": "0",
     "url": "04bd5ec2617ffb9b2ef95b52774bba91",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh/w6G/1Qwi4GxgoGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDAbH+A8sSlGGgAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "0"
     ]
    },
    {
     "label": "500",
     "url": "8dbd0822731ac26892c58d6291ef82d1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa2Hae4T81DKsyZGCkjQurDBkYqWogNQELVU1jGDWQGmDwRwoAJLsD/SCnVVIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "500"
     ]
    },
    {
     "label": "510",
     "url": "0b63ad70d9e752fd0c3246b069769a19",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaGLeX4T81DFvkzMBIGxcucmZgpKqB1AQsVDWNYdRAaoDBHykAuGEEN6OlDDIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "510"
     ]
    },
    {
     "label": "520",
     "url": "db3fa905b105ccc6d714d4ff3a6a01d9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaaLGC4T81DDsRwcBIGxeeiGBgpKqB1AQsVDWNYdRAaoDBHykATp8EckP4Cm8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "520"
     ]
    },
    {
     "label": "530",
     "url": "90be63c61dc1263bf4d3ea22ee7b7e1c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+F+b4T81DGO8ysBIGxcyXmVgpKqB1AQsVDWNYdRAaoDBHykAkZsEKFZYEYYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "530"
     ]
    },
    {
     "label": "540",
     "url": "037a41ebe6862e9ae7e3385782427db7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+D+U4T81DGNczcBIGxcyrmZgpKqB1AQsVDWNYdRAaoDBHykAJs0D/r040JYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "540"
     ]
    },
    {
     "label": "550",
     "url": "53cab62cd89fec542a4ef88ea0f51c45",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3RwQkAMAxCUQUHd/P03HMMFJo/wENQCKcF26lP3P0KllEJjAZnFtJgFEymqIYFE71/ygG5ZQPTsIQYyAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "550"
     ]
    },
    {
     "label": "560",
     "url": "d907015e6efc948e45a7a1abab13eac9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+H87w39qGMboycBIGxcyejIwUtVAagIWqprGMGogNcDgjxQALYgDnKsjMyMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "560"
     ]
    },
    {
     "label": "570",
     "url": "8bb9b0fcb45c1fac0d91cb2d8e1460ee",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P8Kw39qGMaow8BIGxcy6jAwUtVAagIWqprGMGogNcDgjxQA47oDf94kTpMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "570"
     ]
    },
    {
     "label": "580",
     "url": "49345b58d5b0554264ed4de653a3ce84",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P8Vw39qGMYoxsBIGxcyijEwUtVAagIWqprGMGogNcDgjxQAq8gDaWI7TyYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "580"
     ]
    },
    {
     "label": "590",
     "url": "316b77fe27cd6907ef54e02fa0c899b1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P87w39qGMbIycBIGxcycjIwUtVAagIWqprGMGogNcDgjxQAirkDXJUvbxwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "590"
     ]
    },
    {
     "label": "600",
     "url": "5c76cc2a7b57ccf25ef41151e3173be0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQauOoew39qGBamxMBIGxeGKTEwUtVAagIWqprGMGogNcDgjxQAotcDyhyDmeIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "600"
     ]
    },
    {
     "label": "610",
     "url": "c9080a1eb9ab65db9a210c89adb85f81",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaWHeG4T81DGsyYWCkjQubTBgYqWogNQELVU1jGDWQGmDwRwoAQLwECBZI6WwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "610"
     ]
    },
    {
     "label": "620",
     "url": "7024e738d7e626929ad7683b7ae34e42",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaGLmD4T81DFvuwcBIGxcu92BgpKqB1AQsVDWNYdRAaoDBHykA0dQEQc5RtxkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "620"
     ]
    },
    {
     "label": "630",
     "url": "0c0e3f91fd74fffd32acd18b8af2b81b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaaL+a4T81DDsYysBIGxceDGVgpKqB1AQsVDWNYdRAaoDBHykANSoEaDzWj4YAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "630"
     ]
    },
    {
     "label": "640",
     "url": "ae42abed3d00629b81eb46749c81ca01",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+F+O4T81DGN8xMBIGxcyPmJgpKqB1AQsVDWNYdRAaoDBHykAsqoENTUgGzwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "640"
     ]
    },
    {
     "label": "650",
     "url": "e76741a24bcdf88158229dde943adbe2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+N+X4T81DGPczMBIGxcybmZgpKqB1AQsVDWNYdRAaoDBHykAOyUEBhQtmxQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "650"
     ]
    },
    {
     "label": "660",
     "url": "91a5283447d5dac12719c0718ed70070",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+L+Y4T81DGPsZWCkjQsZexkYqWogNQELVU1jGDWQGmDwRwoA2nQD4NUJmCEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "660"
     ]
    },
    {
     "label": "670",
     "url": "683b5499892bcfe5465ee972ca993d20",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+H8Vw39qGMYYxsBIGxcyhjEwUtVAagIWqprGMGogNcDgjxQATpcDqcmHQZcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "670"
     ]
    },
    {
     "label": "680",
     "url": "2eec3d95b32da6a4d98785d9eaf67dce",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P8Ew39qGMZowcBIGxcyWjAwUtVAagIWqprGMGogNcDgjxQAAk0Di1F/hIkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "680"
     ]
    },
    {
     "label": "690",
     "url": "6e130aecdaa9d41ce26bd00262eb1459",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+P8hw39qGMYoz8BIGxcyyjMwUtVAagIWqprGMGogNcDgjxQAwqsDcqE5XCgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "690"
     ]
    },
    {
     "label": "700",
     "url": "fcfe418f75fe3b388a8f1fdfc50eac16",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaePo1w39qGGYqysBIGxeaijIwUtVAagIWqprGMGogNcDgjxQALbwDnFVasvYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "700"
     ]
    },
    {
     "label": "710",
     "url": "b15be280b5f3da541e4f306b55f18989",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQauOEBw39qGBagwMBIGxcGKDAwUtVAagIWqprGMGogNcDgjxQAjnkDwvEqR84AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "710"
     ]
    },
    {
     "label": "720",
     "url": "075746d8529be91920132425de856cb4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa2H2R4T81DCvVZ2CkjQtL9RkYqWogNQELVU1jGDWQGmDwRwoAEukD9n5MemoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "720"
     ]
    },
    {
     "label": "730",
     "url": "b335c43b5932dee192f4a3c5c82b341e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQamH+E4T81DJtow8BIGxdOtGFgpKqB1AQsVDWNYdRAaoDBHykAe0gEH+8iW4wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "730"
     ]
    },
    {
     "label": "740",
     "url": "ccdfdbd7a8702d3e4ea97cb8aaff4fd2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaGLiV4T81DFvvzcBIGxeu92ZgpKqB1AQsVDWNYdRAaoDBHykA7dUETDS2ZLEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "740"
     ]
    },
    {
     "label": "750",
     "url": "bc878edf6cd313d2ee58ad75c9b455a3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAN0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+B+MKAeMDAyMtHEhIxhR0UBqAhaqmsYwaiA1wOCPFAD+mgJTIlXNlgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "750"
     ]
    },
    {
     "label": "760",
     "url": "f3c9df81f0fe1a1e03e501a0d9134149",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+N+Y4T81DGM8y8BIGxcynmVgpKqB1AQsVDWNYdRAaoDBHykAfUMEIL63SPkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "760"
     ]
    },
    {
     "label": "770",
     "url": "766b07c762ff77550854200b7b4ace8c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+D+J4T81DGOcx8BIGxcyzmNgpKqB1AQsVDWNYdRAaoDBHykABb4D8QsiZxcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "770"
     ]
    },
    {
     "label": "780",
     "url": "b4d5b923520bd3288f18c56ff6d79e92",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+H8qw39qGMaYzcBIGxcyZjMwUtVAagIWqprGMGogNcDgjxQAg/4DvtwkNkIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "780"
     ]
    },
    {
     "label": "790",
     "url": "b36e4bbe767abb2bdf77a69b091d3d9c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+H8/w39qGMboyMBIGxcyOjIwUtVAagIWqprGMGogNcDgjxQAGTADlP+G9SwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "790"
     ]
    },
    {
     "label": "800",
     "url": "de1fc93d8b7de2e37a95a74da6e4abb0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+O0Xw39qGMbFxsBIGxdysTEwUtVAagIWqprGMGogNcDgjxQAmgQDYrhSMhAAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "800"
     ]
    },
    {
     "label": "810",
     "url": "db832f44bc3f59650a5051b02bd7c235",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+OgTw39qGCbHx8BIGxfK8TEwUtVAagIWqprGMGogNcDgjxQA4UwDfvQoOkgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "810"
     ]
    },
    {
     "label": "820",
     "url": "52f21b267517a94615db7b4813ea6b39",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaePAFw39qGGYvwcBIGxfaSzAwUtVAagIWqprGMGogNcDgjxQATtUDqaY5fKsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "820"
     ]
    },
    {
     "label": "830",
     "url": "e5ce52004e0b235e4b619a2d69a87192",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaOP8mw39qGJaozsBIGxcmqjMwUtVAagIWqprGMGogNcDgjxQAy5ID2vGwmCcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "830"
     ]
    },
    {
     "label": "840",
     "url": "45745c9f6e369fc597bf321bb33f8702",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaWHKc4T81DOuxZGCkjQt7LBkYqWogNQELVU1jGDWQGmDwRwoAZusEF+coYlwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "840"
     ]
    },
    {
     "label": "850",
     "url": "ad1c93c08ee6b5d1cca74905c3bef894",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa6LWZ4T81DNvmy8BIGxdu82VgpKqB1AQsVDWNYdRAaoDBHykABM4EVaEa978AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "850"
     ]
    },
    {
     "label": "860",
     "url": "1984f3c59106d9d4a2cb6a7b2675f8e1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+J+X4T81DGP8zMBIGxcyfmZgpKqB1AQsVDWNYdRAaoDBHykA3eUERqw1FMQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "860"
     ]
    },
    {
     "label": "870",
     "url": "278264a8f647efb6b829f2d6d0e30237",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+N+B4T81DGM8wMBIGxcyHmBgpKqB1AQsVDWNYdRAaoDBHykAXDQEE+YS3kgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "870"
     ]
    },
    {
     "label": "880",
     "url": "c4ada59071d9aafbee49d5c7f60ef839",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+D+L4T81DGOcxsBIGxcyTmNgpKqB1AQsVDWNYdRAaoDBHykA8VcD6dTUsXkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "880"
     ]
    },
    {
     "label": "890",
     "url": "0b569b8b8aa9eda31ceb0b353b8b52f0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+H8hw39qGMYYz8BIGxcyxjMwUtVAagIWqprGMGogNcDgjxQAZXoDstAz9KUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "890"
     ]
    },
    {
     "label": "900",
     "url": "490b548f719764aa89839d1086781820",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4je3RsQkAMAwDQQm0/8pOndpvCMQ/wCFQBJcF26VP3P0KVqkIzJZnFtoyCpIF1bQg0funHHZhA1TlMQgQAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "900"
     ]
    },
    {
     "label": "910",
     "url": "8b7c79ef0d8e9e85c9979975fb285e7d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+Po7w39qGCbKycBIGxeKcjIwUtVAagIWqprGMGogNcDgjxQAvakDcKKbQQYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "910"
     ]
    },
    {
     "label": "920",
     "url": "7b9e4de620dc257d30c6459cf069a164",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaeOMDw39qGKYhwMBIGxdqCDAwUtVAagIWqprGMGogNcDgjxQA/9oDiiUsFXkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "920"
     ]
    },
    {
     "label": "930",
     "url": "fca1aac177a6d31209c703c5fd5c33aa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQauPsZw39qGOYqxcBIGxe6SjEwUtVAagIWqprGMGogNcDgjxQAYzMDsdpAGegAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "930"
     ]
    },
    {
     "label": "940",
     "url": "884d4403f67120cd1073b59c6a65c236",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQaOO0aw39qGJalxcBIGxdmaTEwUtVAagIWqprGMGogNcDgjxQA6h8D5lE3610AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "940"
     ]
    },
    {
     "label": "950",
     "url": "d280548f84aec10cc6941a22857dc3ec",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQamLaf4T81DJvlyMBIGxfOcmRgpKqB1AQsVDWNYdRAaoDBHykAnusELae/GdwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "950"
     ]
    },
    {
     "label": "960",
     "url": "82b67951ba0f0370dc3a2070a6999ca6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa6LqW4T81DNsdzMBIGxfuDmZgpKqB1AQsVDWNYdRAaoDBHykAIMwEYG1wiSoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "960"
     ]
    },
    {
     "label": "970",
     "url": "107957f4a5f6d80bdf59a7ca036dfd6a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+F+U4T81DGN8zcBIGxcyvmZgpKqB1AQsVDWNYdRAaoDBHykAyY0EPlyJQIcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "970"
     ]
    },
    {
     "label": "<all other values>",
     "url": "5864ac585daed85c2f0ea13700732290",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoVhD4PLfyqYxVDCsIeRBcZgoBJgoZZBMDBqIOWAhQpmDDEDAYIwBILHYPwqAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "1",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "ELEVATION"
    },
    {
     "id": "1",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "2006_Contours_2ft_Even_DuPage",
   "layerType": "Feature Layer",
   "minScale": 3000,
   "maxScale": 0,
   "legend": [
    {
     "label": "0",
     "url": "cc463a2c655318e5d9f68bc2e371a8d8",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+HVR1X9qGMYd18ZIGxdyx7UxUtVAagIWqprGMGogNcDgjxQARO4FQTt1ujwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "0"
     ]
    },
    {
     "label": "2",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "2"
     ]
    },
    {
     "label": "4",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "4"
     ]
    },
    {
     "label": "6",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "6"
     ]
    },
    {
     "label": "8",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "8"
     ]
    },
    {
     "label": "<all other values>",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "1",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "INDEX2"
    },
    {
     "id": "1",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 4,
   "layerName": "2006_Contours_2ft_Odd_DuPage",
   "layerType": "Feature Layer",
   "minScale": 2000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "61c7ebd6b414fbc32d0489e5f5cd3db6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhluvz/lPBLAYfzSRGFhiDgUqAhVoGwcCogZQDFiqYMcQMBADELQUpuCFJPwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}