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   "layerType": "Raster Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
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     "label": "0.003 - 0.48 m/s",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNhoDJgoZmBr3cv+E+JQaKuCYwoBlILsIwaSDFgodwIVDBqIOWAhQpmoIBRAykH8DCElWdUM5BaAADvcAUMZ/V8rgAAAABJRU5ErkJggg==",
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     "label": "0.96 - 1.4 m/s",
     "url": "eee4af06f99f13ba67e3e636b9e66e91",
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     "label": "1.5 - 1.9 m/s",
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