toJson method
Implementation
@override
Map<String, dynamic> toJson([dynamic extra]) {
return {
"@type": CONSTRUCTOR,
"chat_id": chatId,
"bot_user_id": botUserId,
"url": url,
"theme": theme?.toJson(),
"application_name": applicationName,
"message_thread_id": messageThreadId,
"reply_to": replyTo?.toJson(),
"@extra": extra,
};
}