{
    "success": true,
    "message": "File Transfer API",
    "data": {
        "version": "1.0",
        "endpoints": {
            "upload": "POST \/api\/upload.php",
            "preview": "GET \/preview.php?key=x&file_name=y&parentType=z&parentId=a&type=b&clientName=c",
            "download": "GET \/download.php?key=x&file_name=y&parentType=z&parentId=a&type=b&clientName=c"
        }
    }
}