{"layers": [{
 "layerType": "Feature Layer",
 "layerId": 0,
 "maxScale": 0,
 "legend": [
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4je3MsREAMAwCMRe//1BZjFxK19AFDSB0pAkimT0NfQSOpaGPwLE09BE45vPwAry0BBCs1embAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["254"],
   "width": 20,
   "label": "11 - 15",
   "contentType": "image/png",
   "url": "044365004729406489c2d7bb7e82ea32",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4je3MsREAIAwDsRQ/OYubo0xtd1gDCB1pgkhmT0MfgWNp6CNwLA19BI75PLwoJQPQLA9DAwAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["253"],
   "width": 20,
   "label": "7 - 10",
   "contentType": "image/png",
   "url": "c02331c808f4e1bfa5cdf69b2ce9c374",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4je3MoREAMAwDsYCfrJNns/QKg21WawAxp6eMcGZPQh2GY0mow3AsCXUYjvo8vAWJA1HOKUEvAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["252"],
   "width": 20,
   "label": "3 - 6",
   "contentType": "image/png",
   "url": "fececbfc9b92c441dfafd37fff33e99f",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5zxD3n4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAfkYAq1N6L/vAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["251"],
   "width": 20,
   "label": "1 - 2",
   "contentType": "image/png",
   "url": "9debe9526855d2f05bb4c8b9a812ea85",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5zyz7n4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAXFuAm+7UDIbAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["250"],
   "width": 20,
   "label": "-1 - 0",
   "contentType": "image/png",
   "url": "d8feae6b87db4d7dceddbc4720f87ca0",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5r8bwn4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAZd3AnV0+KsWAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["249"],
   "width": 20,
   "label": "-3 - -2",
   "contentType": "image/png",
   "url": "6efef891f5c2b01edb36a7efaec7ae4b",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5H8fwn4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAfl2Aq3oMDWyAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["248"],
   "width": 20,
   "label": "-5 - -4",
   "contentType": "image/png",
   "url": "9f2204c3e8acb66b09c8b189d5669bc6",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4je3MsREAIAwDMRc/OnuHo0xtd1gDiDkaBZHMnoY+AsfS0EfgWBr6CBz6PLzpsQLTIvd61wAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["247"],
   "width": 20,
   "label": "-7 - -6",
   "contentType": "image/png",
   "url": "5249ee783a7534562ccc84e521a45385",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4je3MsREAMAwCMYrff4ys6VxK19AFDSDmaBREMnsa+ggcS0MfgWNp6CNw6PPwAsCkAvXiNeToAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["246"],
   "width": 20,
   "label": "-9 - -8",
   "contentType": "image/png",
   "url": "aa8d993e86b07213ae441cbc72a3b321",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4je3MsREAMAwCMYrff65s5VxK19AFDSDmaBREMnsa+ggcS0MfgWNp6CNw6PPwApeXAxfNw9ebAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["245"],
   "width": 20,
   "label": "-11 - -10",
   "contentType": "image/png",
   "url": "52d37303a0bfd72be161ac875505c080",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWP5+pLhPwMVAQs1DQOBUQMpByxUMAMFjBpIOWChghkoYNRAygELFcxgGOEGAgAo+gMukztFTgAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["244"],
   "width": 20,
   "label": "-13 - -12",
   "contentType": "image/png",
   "url": "dd0884f76ce400483b383b45c16c48fb",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4je3MsREAMAwCMYrff7Ls5FxK19AFDSDOaBREMnsa+ggcS0MfgWNp6CNw6PPwArCsAxvXXT02AAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["243"],
   "width": 20,
   "label": "-15 - -14",
   "contentType": "image/png",
   "url": "c413a11f4b6d0a865b3dd481da661861",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4je3MsREAIAwDMRc/OJuHo0xtd1gDiDMaBZHMnoY+AsfS0EfgWBr6CBz6PLzP6gLPC5hp8wAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["242"],
   "width": 20,
   "label": "-17 - -16",
   "contentType": "image/png",
   "url": "8ead6ea6e64fb04dd9b7ecc1e9449651",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWNx+c/wn4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAVRnApOUBhMnAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["241"],
   "width": 20,
   "label": "-19 - -18",
   "contentType": "image/png",
   "url": "1a192a3795b5f824018024ae62646093",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWOR/K/5n4GKgIWahoHAqIGUAxYqmIECRg2kHLBQwQwUMGog5YCFCmYwjHADAUdvApEhe8n8AAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["240"],
   "width": 20,
   "label": "-21 - -20",
   "contentType": "image/png",
   "url": "7d522487e02b18c62f3fd0b006827956",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4je3MsREAIAwDMRc/OnuHo0xtd1gDCM0ZBZHMnoY+AsfS0EfgWBr6CBz6PLzoLgLTXtPWdAAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["239"],
   "width": 20,
   "label": "-23 - -22",
   "contentType": "image/png",
   "url": "eef8b6979503b638e5c13f70340be043",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANElEQVQ4jWNh+H7rPwMVAQs1DQOBUQMpByxUMAMFjBpIOWChghkoYNRAygELFcxgGOEGAgDU8gMhvccdGQAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["238"],
   "width": 20,
   "label": "-25 - -24",
   "contentType": "image/png",
   "url": "c1129b2fc43c80cb5219430253ae1fa6",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4je3MsREAMAwCMYrff7Ls5FxK19AFDSB0ZhREMnsa+ggcS0MfgWNp6CNw6PPwAq7hAxsWH76YAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["237"],
   "width": 20,
   "label": "-28 - -26",
   "contentType": "image/png",
   "url": "6410d015cf0d56a753be97ac6562f190",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4je3MsREAIAwDMRc/OJuHo0xtd1gDCJ0ZBZHMnoY+AsfS0EfgWBr6CBz6PLzOawLPT+8RogAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["236"],
   "width": 20,
   "label": "-35 - -29",
   "contentType": "image/png",
   "url": "25cb24553fc35f30a63b41012293538f",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4je3MoREAMAwDMQPvv3J6hcF+FmsAWZoRyGT2NcwZOJaGOQPH0jBn4NDx8AGlPgJPupNtvwAAAABJRU5ErkJggg==",
   "groupId": "0",
   "values": ["235"],
   "width": 20,
   "label": "-64 - -36",
   "contentType": "image/png",
   "url": "8e1d6be1cecae4254e0e49b2b2926cda",
   "height": 20
  }
 ],
 "legendGroups": [{
  "heading": "",
  "id": "0"
 }],
 "layerName": "mGal (milligal)",
 "minScale": 0
}]}