{ "layers": [ { "layerId": 0, "layerName": "Stratigraphy Location", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "686d6c796b8eda88874a2f1dffd993b8", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAiElEQVQ4jWNhoDJgGTWQYsAybAxsgNIHoJgiAxss5VzqQYwnH+/VP/54rxHJApINdJDlV6q3lHWG8GSdGY4/3lt//NEeBlyGshAyUIZfiYASCiPlycd7DPjCkYWA/gaQ90BhB3MpNAzJNhAEGh5/vHfg8cd7DmAengghxcsEk8vwyylEg8FvIABvYyncNadTWgAAAABJRU5ErkJggg==", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }