View Source ExTDLib.Object.InputMessageReplyToMessage (ExTDLib v0.0.4)

Describes a message to be replied.

NameTypeDescription
chat_idstringThe identifier of the chat to which the message to be replied belongs; pass 0 if the message to be replied is in the same chat. Must always be 0 for replies in secret chats. A message can be replied in another chat or topic only if message.can_be_replied_in_another_chat.
message_idstringThe identifier of the message to be replied in the same or the specified chat.
quoteinputTextQuoteQuote from the message to be replied; pass null if none. Must always be null for replies in secret chats.

More details on telegram's documentation.