public void Update(AdminMangaMetaJson obj)
{
Author = Utility.Remove4PlusBytesUtf8Chars(obj.author);
Volume = obj.volume;
Series = Utility.Remove4PlusBytesUtf8Chars(obj.series);
Year = obj.year;
Publisher = Utility.Remove4PlusBytesUtf8Chars(obj.publisher);
Save();
}