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    "groupId": "0",
    "width": 20,
    "label": "warm (1°C - 2°C)",
    "contentType": "image/png",
    "url": "3c09fd24d06cd90b9187adfb4ca45e71",
    "height": 20
   },
   {
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    "groupId": "0",
    "width": 20,
    "label": "slightly warm (0°C - 1°C)",
    "contentType": "image/png",
    "url": "2f0adaac05949c2fb6fb6517012501e8",
    "height": 20
   },
   {
    "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNhoDJgoZmBF59++E+JQfrSAowoBlILsIwaSDFgodwIVDBqIOWAhQpmoIBRAykHcANh5RnVDKQWAADO2gSs3u8CmQAAAABJRU5ErkJggg==",
    "groupId": "0",
    "width": 20,
    "label": "slighlty cold (0°C - -1°C)",
    "contentType": "image/png",
    "url": "74cefdaf36188c5b0ca0f99dd128221b",
    "height": 20
   },
   {
    "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNhoDJgoZmBzpMP/6fEoL25towoBlILsIwaSDFgodwIVDBqIOWAhQpmoIBRAykHcANh5RnVDKQWAAArwgW5QwBR8AAAAABJRU5ErkJggg==",
    "groupId": "0",
    "width": 20,
    "label": "cold (-1°C - -2°C)",
    "contentType": "image/png",
    "url": "03824599475c37e1fac752ec9d40307e",
    "height": 20
   },
   {
    "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNhoDJgoZmBrAaJ/ykx6PeF+YwoBlILsIwaSDFgodwIVDBqIOWAhQpmoIBRAykHcANh5RnVDKQWAACEpga8rHtGoAAAAABJRU5ErkJggg==",
    "groupId": "0",
    "width": 20,
    "label": "very cold (<-2°C)",
    "contentType": "image/png",
    "url": "4558efe44bc70a99999add6fa1ce0dcd",
    "height": 20
   }
  ],
  "legendGroups": [{
   "heading": "Value",
   "id": "0"
  }],
  "layerName": "1970-1980 decadal anomaly",
  "minScale": 0
 }
]}