View Source ExTDLib.Method.ImportMessages (ExTDLib v0.0.4)

Imports messages exported from another app. Returns object_ptr<Ok>.

NameTypeDescription
chat_idstringIdentifier of a chat to which the messages will be imported. It must be an identifier of a private chat with a mutual contact or an identifier of a supergroup chat with can_change_info administrator right.
message_fileInputFileFile with messages to import. Only inputFileLocal and inputFileGenerated are supported. The file must not be previously uploaded.
attached_filesInputFileFiles used in the imported messages. Only inputFileLocal and inputFileGenerated are supported. The files must not be previously uploaded.

More details on telegram's documentation.