{ "layers": [ { "layerId": 2, "layerName": "District boundaries", "layerType": "Feature Layer", "minScale": 500000, "maxScale": 0, "legend": [ { "label": "", "url": "aa04e9a9e44de9377b94ef9a30fa1359", "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAcUlEQVQ4je2VQQrAIAwEE9gH60vaH29JqS0KisgWeujcQmDQjUSQRuvgmcbNp+sApdGj7Y1qbm4YyVZAWG/p7vX5Z0lkdWUlUMo8U5shYyhVhgIgM138GX4xQxPCeIcmBu8K07M1NEIBp7Bd44WVL+AAOnE58fd+YXwAAAAASUVORK5CYII=", "contentType": "image/png", "groupId": "0", "height": 20, "width": 20 } ], "legendGroups": [ { "id": "0", "heading": "" } ] } ] }