Identifier for this file, which can be used to download or reuse the file
fileUniqueId: string
Unique identifier for this file, which is supposed to be the same over time and for different users and bots. Can't be used to download or reuse the file.
duration: number
Duration of the audio in seconds as defined by sender
optional
performer: string
Performer of the audio as defined by sender or by audio tags
optional
title: string
Title of the audio as defined by sender or by audio tags