{ "layers": [ { "layerId": 0, "layerName": "GE.Campaign", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "airborne geophysical survey", "url": "c5e70bdb97bc2ed018163fc03cb19e59", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATklEQVQ4jWMxTv+/n+E/gwMDNQAjwwEWkGFnZzEyUsM847T//1kYqAxYRg2kGLBQbgQqGDWQcsBCBTNQwKiBIyMMGRkOgEpaqpjGyHAAAPG7DgHvTzY3AAAAAElFTkSuQmCC", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20, "values": [ "airborne geophysical survey" ] } ], "legendGroups": [ { "id": "0", "heading": "surveyType" } ] } ] }