{
 "layers": [
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   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
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     "contentType": "image/png",
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    },
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    },
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     "label": "Mud to muddy Sand",
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     "contentType": "image/png",
     "height": 20,
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    },
    {
     "label": "Unclassified",
     "url": "f29fbdacae42ad19cef1d4782ce374b9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgenp6f8pMWjmzJmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUATaIGHbGkRQ8AAAAASUVORK5CYII=",
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     "height": 20,
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}