GroupFolderEntity(群文件夹实体)

{
    "group_id": -9007199254740991,
    "folder_id": "string",
    "parent_folder_id": "string",
    "folder_name": "string",
    "created_time": -9007199254740991,
    "last_modified_time": -9007199254740991,
    "creator_id": -9007199254740991,
    "file_count": -2147483648
}