{
  "layers" : [
    {
      "layerId" : 0, 
      "layerName" : "Holes", 
      "layerType" : "Feature Layer", 
      "minScale" : 5000000, 
      "maxScale" : 0, 
      "legend" : [
        {
          "label" : "Type Unknown", 
          "url" : "CF8F3BE1", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAG1BMVEX+ZgD+25D+/7b+/9v+////AAD/OgD/OpD/kNt8dCRHAAAACXRSTlP/////AP////+0KVATAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMElEQVQYlWNwQQYODIOY6xgajswVDQ0tQeKyhoZGILjOqShcNFl0vU6oJg+UB+FcALO0ZMrD4MxcAAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }, 
        {
          "label" : "Borehole", 
          "url" : "219B4FD6", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAJFBMVEWUkJmUo86nkJmnye65kJnLo5nctpnt///+7c7+/97+/+7+//+1KcoxAAAADHRSTlP//////////////wAS387OAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQYlWPYjQw2MAxi7g4FxmokbhMDgzgSN4GBgRnB3RWAwkWTRde70wHF5IHyIJwLAE5WA6TRXOX1AAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }, 
        {
          "label" : "CPT", 
          "url" : "9F7B7F25", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAJFBMVEVJRk1JaatrRk1rqOSLRk2paU3GiU3i///+4qv+/8j+/+T+///PQALIAAAADHRSTlP//////////////wAS387OAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQYlWPYjQw2MAxi7g4FxmokbhMDgzgSN4GBgRnB3RWAwkWTRde70wHF5IHyIJwLAE5WA6TRXOX1AAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }, 
        {
          "label" : "CPT - Est. Location", 
          "url" : "7E5FCC84", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAKlBMVEUaCR5Ikd5wCktwuP+WPh+Wkd6W2/+6aR+6aXO6///ckXP+/7z+/97+//9apPDPAAAADnRSTlP/////////////////AEXA3MgAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAA0SURBVBiVY7iLDC4wDCbuHQcGWyTupty7hUjczrt3b+XCubdjIRg7F00xulFoFg2Uf+FcAKboOykPxGXtAAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }, 
        {
          "label" : "Legacy Borehole", 
          "url" : "B93D6631", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAJFBMVEXAucfAxePKucfK3PbVucfgxcfq0Mf0///+8+P+/+3+//b+//+ovclbAAAADHRSTlP//////////////wAS387OAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQYlWPYjQw2MAxi7g4FxmokbhMDgzgSN4GBgRnB3RWAwkWTRde70wHF5IHyIJwLAE5WA6TRXOX1AAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }, 
        {
          "label" : "Scanned Borehole", 
          "url" : "645FD424", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAJFBMVEVcVmFcdbR6VmF6r+eWVmGxdWHLkmHl///+5bT+/87+/+f+//+MPEMXAAAADHRSTlP//////////////wAS387OAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQYlWPYjQw2MAxi7g4FxmokbhMDgzgSN4GBgRnB3RWAwkWTRde70wHF5IHyIJwLAE5WA6TRXOX1AAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }, 
        {
          "label" : "Scanned Borehole - Est. Location", 
          "url" : "EDE76A37", 
          "imageData" : "iVBORw0KGgoAAAANSUhEUgAAABsAAAAbBAMAAAB/+ulmAAAAKlBMVEUbCyZJkt9xC1FxuP+XPyaXkt+X2/+6aia6ane6///cknf+/77+/9/+//+K8c/bAAAADnRSTlP/////////////////AEXA3MgAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAA0SURBVBiVY7iLDC4wDCbuHQcGWyTupty7hUjczrt3b+XCubdjIRg7F00xulFoFg2Uf+FcAKboOykPxGXtAAAAAElFTkSuQmCC", 
          "contentType" : "image/png"
        }
      ]
    }]
}