ChannelContentMessageImpl
constructor(messageId: MessageId, chat: PreviewChannelChat, senderChat: PreviewChat, content: T, date: DateTime, editDate: DateTime?, hasProtectedContent: Boolean, forwardInfo: ForwardInfo, replyTo: AccessibleMessage?, replyMarkup: InlineKeyboardMarkup?, senderBot: CommonBot?, authorSignature: AuthorSignature?, mediaGroupId: MediaGroupId?, fromOffline: Boolean)
constructor(messageId: MessageId, chat: PreviewChannelChat, senderChat: PreviewChat, content: T, date: DateTime, editDate: DateTime?, hasProtectedContent: Boolean, forwardOrigin: MessageOrigin?, replyInfo: ReplyInfo?, replyMarkup: InlineKeyboardMarkup?, senderBot: CommonBot?, authorSignature: AuthorSignature?, mediaGroupId: MediaGroupId?, fromOffline: Boolean)