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 "layers": [
  {
   "layerId": 0,
   "layerName": "National Mine Map Repository Mines v2",
   "layerType": "Feature Layer",
   "minScale": 73000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "Prominent Mine Portal on Map",
     "url": "f916f3e034cb716a5939ba72bca2d58c",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "MINE PORTAL"
     ]
    },
    {
     "label": "Estimated Center of Mine on Map",
     "url": "94f6179c01ed8077b7489f6f18fcada2",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "MINE CENTER"
     ]
    },
    {
     "label": "Estimated Northern Extent of Mine on Map",
     "url": "e2aae991dfe15dfa0cbbeeb9b10ab8ec",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "NORTHERN EXTENT OF MINE"
     ]
    },
    {
     "label": "Estimated Eastern Extent of Mine on Map",
     "url": "662d3a81beff66c4db31c65d359bb0b8",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Estimated Western Extent of Mine on Map",
     "url": "b5e4a508e547363eced726fa687004b5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAACI0lEQVQ4jcWUQWsTURDH/2+zSTabmoR0WyliamhaKCpIRPEQQSwKgl4ElVo8VPTgrQc/gRc/geLJiyAivXsRr6VCaKVo68kYU0NAu9tEk02TzchspqUYemkKncvjN8z7v3kz856OPoyI1G5WSpHejyBroGuaHOD1K9hj+xIkIgPASQD3xVWX9cXhZEhEXKMkgCnmtkezjtu+lDD0sC8SUI8ldGtPQSIKARgTvOm2OtNFuzHJsPDN0dYdF3OX0xsi+Frifuv/jcARwfMdYMapt64xrFX+Dn8qVZUmPY1HgjibisMMam8lvrItc/A1pO7VBgFcb7Vphp3lavPcUmnT/L7R8INiho6EqSMaCvhccz1kj8dcAC+ZlVKdHUEAowDmiPBwpVwLsvNN/ifSgxHkxrgPwPu1X8j/2MSN08M+ex1CwgwWAHztyRBAEcBTpfDl1Ej0Ljsf5Uazy+tV42PB8YOOJQyMxMOIBLczbMOpt04MDYTGRSe/W/Bga6iUagIoEdHzkB7w25+2IhdSyfA9u+FdYV4t16zVyh8QYaemy6WqMTWR9F8KES31dJl/CgC24Dsi+mBFtQmGi5nkrWwqdqdoNzPMiwVb4wNymeRt5oiGJ7LP3vPKkvmKZPA5GtKfTR7VrzKPW+as3djK6QqWhE/LOn84b1l154xfwyvJeH5oIHwGwAMJ4dFjM/aVoVKKJ36BiBbF5X+wPKL9Xln6Dk8Oon/SJ74BSBSAvQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "WESTERN EXTENT OF MINE"
     ]
    },
    {
     "label": "Estimated Southern Extent of Mine on Map",
     "url": "78ca995615d6f9b2b035120b230861df",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "SOUTHERN EXTENT OF MINE"
     ]
    },
    {
     "label": "Non-Mine Location",
     "url": "aedb5e7ec3ecc3f8bd76d35d908a6f8a",
     "imageData": "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",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "PHYSICAL SURFACE FEATURE",
      "POPULATED PLACE",
      "CENTER POINT OF LARGE AREA",
      "PUBLIC LAND SURVEY SYSTEM DATA"
     ]
    },
    {
     "label": "Unknown (Data Missing)",
     "url": "7065a518a67986290d2695cdb707f4a9",
     "imageData": "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",
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     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      ""
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Geolocated Point Description"
    }
   ]
  }
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}