{ "layers": [ { "layerId": 0, "layerName": "wMeter", "layerType": "Feature Layer", "minScale": 0, "maxScale": 0, "legend": [ { "label": "", "url": "d8d7d0b4c30273d911c6cb82c1a7c8b1", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAU0lEQVQ4jWNhoDJgGTWQYsAybAz8j8RmpNTA/+3aC+Gcyqvx//EZykKKYSAA4uMzlIWByoCF3gYygryHFoZgcXINhBvKQMVYJmjI8IoUksHgNxAAB0MU/xFWgPUAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }