{"layers": [
 {
  "layerType": "Feature Layer",
  "layerId": 0,
  "maxScale": 0,
  "legend": [
   {
    "imageData": "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",
    "groupId": "0",
    "values": ["No,Yes"],
    "width": 20,
    "label": "Cuttings available",
    "contentType": "image/png",
    "url": "f3dca5ba0cd139487161aac7f699058c",
    "height": 20
   },
   {
    "imageData": "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",
    "groupId": "0",
    "values": ["Yes,No"],
    "width": 20,
    "label": "Core available",
    "contentType": "image/png",
    "url": "62f123cc200571103079963995ad32cd",
    "height": 20
   },
   {
    "imageData": "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",
    "groupId": "0",
    "values": ["Yes,Yes"],
    "width": 20,
    "label": "Core and Cuttings available",
    "contentType": "image/png",
    "url": "6ba85c9afce5262133574fde552dac75",
    "height": 20
   }
  ],
  "legendGroups": [{
   "heading": "Availability",
   "id": "0"
  }],
  "layerName": "All Cores/Cuttings",
  "minScale": 0
 },
 {
  "layerType": "Feature Layer",
  "layerId": 1,
  "maxScale": 0,
  "legend": [
   {
    "imageData": "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",
    "groupId": "0",
    "values": [
     "Carlile Shale",
     "Graneros Shale",
     "Niobrara Formation",
     "Pierre Shale",
     "Split Rock Creek Formation",
     "Fairport Chalk Member (?) - Carlile Shale"
    ],
    "width": 20,
    "label": "Cretaceous",
    "contentType": "image/png",
    "url": "dd0d90582d4047bc33c49040eaa64b45",
    "height": 20
   },
   {
    "imageData": "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",
    "groupId": "0",
    "values": ["Chadron Formation"],
    "width": 20,
    "label": "Tertiary",
    "contentType": "image/png",
    "url": "13642532b00adb43649da044204df4f6",
    "height": 20
   },
   {
    "imageData": "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",
    "groupId": "0",
    "values": [
     "Precambrian (gabbro)",
     "Precambrian (granite)",
     "Precambrian (metagabbro)",
     "Sioux Quartzite",
     "Sioux Quartzite (?)"
    ],
    "width": 20,
    "label": "Precambrian",
    "contentType": "image/png",
    "url": "3bc11c00b9a1f0d4716a2b6b51ac44a4",
    "height": 20
   }
  ],
  "legendGroups": [{
   "heading": "Oldest Geologic Age Cored",
   "id": "0"
  }],
  "layerName": "Select Cores",
  "minScale": 0
 },
 {
  "layerType": "Feature Layer",
  "layerId": 2,
  "maxScale": 0,
  "legend": [{
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAXUlEQVQ4je2UUQqAMAxDM8glc8IcU2FMKELBjX5M9H0WlnYEHiUdAGC7IXDNZ7DdiGJ4vyxuWwpEMdw2UKNEZi3P4vF+3y+/qBQUwz/wS4EKhs7s/cTqXbArus84AblfJFE76S1oAAAAAElFTkSuQmCC",
   "groupId": "0",
   "width": 20,
   "label": "",
   "contentType": "image/png",
   "url": "6fbfc21e259a8553043ab396bca24d47",
   "height": 20
  }],
  "legendGroups": [{
   "heading": "",
   "id": "0"
  }],
  "layerName": "Counties",
  "minScale": 0
 }
]}