{ "layers": [ { "layerId": 0, "layerName": "Hamilton Street Overlay", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "d475a0f533d5353cfc78e5f286be5470", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAALElEQVQ4jWNhWPnsPwO1QLgUIwvVDIOCUQNHDRw1cNTAUQNpZmC4FCM1DQQABYIDwzFqIcsAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }