{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Airport",
   "layerType": "Feature Layer",
   "minScale": 300000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "fb6c3f3bcb296ca3bfb3ddb7f2758901",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 21,
     "width": 21
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Runway",
   "layerType": "Feature Layer",
   "minScale": 300000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "8f3e8a2caf2592f8cae950037800b533",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsAygg2MiIz+T4lBK5YvZUQxkFqAZegYuAIaBlQzkFqAhWomQcGogZQDqochAHqfBkYPrytmAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Runway Area",
   "layerType": "Feature Layer",
   "minScale": 300000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "0abbcf26b9d57b926c192fd89462af78",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARUlEQVQ4je3UoQ0AQAhDUUg62G12q+EZikslmrrjJ9gnKkBmHjPjKQoQc/er0KrKCErDguMwJ3oLzoPAaC34y4bBTysqHnecDC4PWSaXAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}