UpdateChatUnreadMentionCount.fromJson constructor
Parse from a json
Implementation
factory UpdateChatUnreadMentionCount.fromJson(Map<String, dynamic> json) => UpdateChatUnreadMentionCount(
chatId: json['chat_id'],
unreadMentionCount: json['unread_mention_count'],
extra: json['@extra'],
clientId: json['@client_id'],
);