{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Core Samples",
   "layerType": "Feature Layer",
   "minScale": 5000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "6af5b6b4133f11fc06adf8b70c79fb11",
     "imageData": "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",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Grab Samples",
   "layerType": "Feature Layer",
   "minScale": 5000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "d94be34b2194cd2e28ec8224dc981454",
     "imageData": "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",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Sediment Profile Image Samples",
   "layerType": "Feature Layer",
   "minScale": 3000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "0e0a5c8b07f271fe0849d48b4c721c6a",
     "imageData": "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",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "Camera Stations",
   "layerType": "Feature Layer",
   "minScale": 3000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "bdd1552d4924868d7ff321f49a4cce4a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAFFJREFUOI3tzrENgDAQQ9FfpGGEmwAkJmJDGkZiBVO7Y4SLlBRI3O/95MbkWoEARMRue8nGkm7gSUFJl+2149ABnCk4UoEFfha0vU0FR/oh+AKaPhLurSnE2QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 4,
   "layerName": "Water Samples",
   "layerType": "Feature Layer",
   "minScale": 3000000,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "829140b455d091c8154fa4ee143f8381",
     "imageData": "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",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}