{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Ports - small scale",
   "layerType": "Feature Layer",
   "minScale": 73957190,
   "maxScale": 18489297,
   "legend": [
    {
     "label": "",
     "url": "1c90d45157a7040852194f7c59572464",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAYElEQVQ4jWNhoDJgGTWQYsAyTAz0XfEfzt4cwUiZgb4r/hdPCodzexkY/uMzlIUUw0AAxMdnKAsDlQELfQ3cHMEI8h5KGOatxBsxLASthBqKzCffhUQaMpwihQww+A0EAGo3G9Ep2e3+AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Airports - small scale",
   "layerType": "Feature Layer",
   "minScale": 73957190,
   "maxScale": 18489297,
   "legend": [
    {
     "label": "",
     "url": "5061dc58f2b2c1a8625ee95b00585049",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAXklEQVQ4jWNhoDJgGTWQYsAyTAz0XfEfzt4cwUiZgb4r/jMohyPxGf7jM5SFJMNAAMTHYygLA5UBC30N3BzBCPYesrfvrsQbMSwErYQZiswn24VEGjKcIoUMMPgNBAAbMBcrlbR8igAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Ports - large scale",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "1c90d45157a7040852194f7c59572464",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAYElEQVQ4jWNhoDJgGTWQYsAyTAz0XfEfzt4cwUiZgb4r/hdPCodzexkY/uMzlIUUw0AAxMdnKAsDlQELfQ3cHMEI8h5KGOatxBsxLASthBqKzCffhUQaMpwihQww+A0EAGo3G9Ep2e3+AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "Airports - large scale",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "a84bbdee89cfab612a8c9d571c7d029a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAUUlEQVQ4jWNhoDJgGTWQYsAybAz8j8RmpNTA/wyJ7Qje/Mr/+AxlIckwEADx8RjKwkBlwEJvAxnB3kMNQ4g4mQYiDKViLBM0ZHhFCslg8BsIAMG0EGqHfI79AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 4,
   "layerName": "North America roads",
   "layerType": "Feature Layer",
   "minScale": 25000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "Ferry",
     "url": "4f33ea4c7e55b682dc985b286d97d3b4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoWhS2rnfyqYxbBndjkjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgA40gYgk4M9iQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Ferry"
     ]
    },
    {
     "label": "Freeway",
     "url": "70cf873769c3bf83aa569972b2ee1c78",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhsxkM/6lgFoNUBgMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgDI+gPUgHcb+wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Freeway"
     ]
    },
    {
     "label": "Other Paved",
     "url": "347f5e29365ddee7d2cd8bc223ff6751",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhCgaG/1QwiyGCgYGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDATo9AqroCo5iAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Other Paved"
     ]
    },
    {
     "label": "Paved",
     "url": "347f5e29365ddee7d2cd8bc223ff6751",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhCgaG/1QwiyGCgYGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDATo9AqroCo5iAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Paved"
     ]
    },
    {
     "label": "Primary",
     "url": "70cf873769c3bf83aa569972b2ee1c78",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhsxkM/6lgFoNUBgMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgDI+gPUgHcb+wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Primary"
     ]
    },
    {
     "label": "Secondary",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Secondary"
     ]
    },
    {
     "label": "Tollway",
     "url": "f48aa899d1bbf982fda4627c171cccd7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhMwaG/1Qwi0GKgYGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDAZxGAmylBAavAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Tollway"
     ]
    },
    {
     "label": "Trail",
     "url": "79c5e23965d28db47877693dd0bab538",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoWhxQqG/1Qwi+FEBAMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgBbkARyGc1/GgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Trail"
     ]
    },
    {
     "label": "Unpaved",
     "url": "29c22d84cc5ffce49dd97252281fd27c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhPGvl/1QwiyHp6F1GFhiDgUqAhVoGwcCogZQDFiqYMcQMBADBZAZWcgalXgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Unpaved"
     ]
    },
    {
     "label": "Winter",
     "url": "7a9e5135e1961a4d596162509524baf7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoWhfurW/1Qwi+HibG9GFhiDgUqAhVoGwcCogZQDFiqYMcQMBAD+hwYJzXuYDAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Winter"
     ]
    },
    {
     "label": "<all other values>",
     "url": "f77083b947b833991af06d1dd2856712",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoUhew/DfyqYxfCzhIGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDAR+fBL/iFGR7AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "1",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "type"
    },
    {
     "id": "1",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 5,
   "layerName": "World roads",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Beltway; Major Highway",
     "url": "70cf873769c3bf83aa569972b2ee1c78",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhsxkM/6lgFoNUBgMjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgDI+gPUgHcb+wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Beltway",
      "Major Highway"
     ]
    },
    {
     "label": "Bypass; Secondary Highway",
     "url": "5b9cfb40219f0f91c83c3e490b10641a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXh11NV/6lgFgO3WRsjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgCbGAUZi10QpwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Bypass",
      "Secondary Highway"
     ]
    },
    {
     "label": "Ferry Route; Ferry, seasonal",
     "url": "4f33ea4c7e55b682dc985b286d97d3b4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoWhS2rnfyqYxbBndjkjC4zBQCXAQi2DYGDUQMoBCxXMGGIGAgA40gYgk4M9iQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Ferry Route",
      "Ferry, seasonal"
     ]
    },
    {
     "label": "Road",
     "url": "347f5e29365ddee7d2cd8bc223ff6751",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoXhCgaG/1QwiyGCgYGRBcZgoBJgoZZBMDBqIOWAhQpmDDEDATo9AqroCo5iAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Road"
     ]
    },
    {
     "label": "Track",
     "url": "4c983ead1d1e4adead4202caf704c6c7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoWhiYnJfyqYxXDmzBlGFhiDgUqAhVoGwcCogZQDFiqYMcQMBAC2Dga2QpMXegAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Track"
     ]
    },
    {
     "label": "Unknown",
     "url": "e80c5e12dc0b343658ac80aee60f3287",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoVhU1PTfyqYxVBXV8fIAmMwUAmwUMsgGBg1kHLAQgUzhpiBAGLiBcwP93EBAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Unknown"
     ]
    },
    {
     "label": "<all other values>",
     "url": "2cccde1e5170661aacfeaf092e79d50f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKoVhKwP3fyqYxVDN8JWRBcZgoBJgoZZBMDBqIOWAhQpmDDEDASTNBMJ7lwRCAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "1",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "type"
    },
    {
     "id": "1",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 6,
   "layerName": "World railroads",
   "layerType": "Feature Layer",
   "minScale": 100000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "b2785d93db91f41ab740dc7d27f2ec5b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3QIQ4AMAxCUZZw2B6pt91URTWYJXyFegLCHAPKUSd2AU0fVtU1WOjuwxkwRRc0BdSjwfgMfClLBhqmvLE9AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}