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     "label": "Middle Devonian",
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    },
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    },
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    },
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    },
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    },
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     "label": "Late Ordovician",
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    },
    {
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    },
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    },
    {
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     "url": "2168ddb80f2ebb13456fbe071a0cc9b5",
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    },
    {
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     "url": "d6765e8845c43ae95eb167d2e04a7ee0",
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    },
    {
     "label": "Cambrian - Ordovician",
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    },
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    },
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     "height": 20,
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    },
    {
     "label": "Cadomian",
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    },
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    },
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    },
    {
     "label": "Proterozoic III - Ordovician",
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     "width": 20,
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    },
    {
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4je3MMREAMAgDQHKXGU8or6caoDNzspUX8OxzO0xQCYYZN5RRL6YNdTQcw4Y6fhiiEs7xAViGBKILSrRwAAAAAElFTkSuQmCC",
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     "width": 20,
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    },
    {
     "label": "Proterozoic III",
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    },
    {
     "label": "Proterozoic - Devonian",
     "url": "f06bf3ef8f18bfa7378ba86143e691f0",
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     "groupId": "3",
     "height": 20,
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    },
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     "label": "Proterozoic - Ordovician",
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    },
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     "values": [
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    },
    {
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     "contentType": "image/png",
     "groupId": "3",
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     "width": 20,
     "values": [
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    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Cenozoic"
    },
    {
     "id": "1",
     "heading": "Mesozoic"
    },
    {
     "id": "2",
     "heading": "Paleozoic"
    },
    {
     "id": "3",
     "heading": "Precambrian"
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   ]
  }
 ]
}