{ "layers": [ { "layerId": 0, "layerName": "ACRE Groundwater Chemistry", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "edea321ac5fcebcd7dccdd4c61d5066b", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAiElEQVQ4jWNhoDJgGTWQYsAybAxsgNIHoJgiAxtEJP3qQYxvn2/Wf/tysxHJApINdODiUa8XlvADc4QlGBjevthU/+b5JgZchrIQNJBXnYASCiPl2+ebDPjCkYWA/gaQ90BhB3MpNAzJNhAEGr59uXng25ebDmAengghxcsEk8vwyylEg8FvIACjSioJ0ELL6gAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }