{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Airports and Heliports",
   "layerType": "Feature Layer",
   "minScale": 10000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "AIRPORT",
     "url": "6f28ef2d2d0e58658527e755d2fb9d1c",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 27,
     "width": 27,
     "values": [
      "AIRPORT"
     ]
    },
    {
     "label": "AIRFIELD",
     "url": "0988f60ec4d6f6c00c79126428c5857d",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 27,
     "width": 27,
     "values": [
      "AIRFIELD"
     ]
    },
    {
     "label": "HELIPORT",
     "url": "3ba505dbe70236381e110ac335c394cf",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 27,
     "width": 27,
     "values": [
      "HELIPORT"
     ]
    },
    {
     "label": "HELIPAD",
     "url": "b758e95a446519f45ed0cdf5603e3c1f",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 27,
     "width": 27,
     "values": [
      "HELIPAD"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Type"
    }
   ]
  }
 ]
}