MadelineProto/docs/TD_docs/constructors/audio.md

title	description
audio	Describes audio file. Audio is usually in mp3 format

Constructor: audio

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Describes audio file. Audio is usually in mp3 format

Attributes:

Name	Type	Required	Description
duration	int	Yes	Duration of the audio in seconds as defined by sender
title	string	Yes	Title of the audio as defined by sender
performer	string	Yes	Performer of the audio as defined by sender
file_name	string	Yes	Original name of a file as defined by sender
mime_type	string	Yes	MIME type of a file as defined by sender
album_cover_thumb	photoSize	Yes	Thumb of the album's cover as defined by sender. Full size thumb should be extracted from the downloaded file, nullable
audio	file	Yes	File with the audio

Type: Audio

Example:

$audio = ['_' => 'audio', 'duration' => int, 'title' => 'string', 'performer' => 'string', 'file_name' => 'string', 'mime_type' => 'string', 'album_cover_thumb' => photoSize, 'audio' => file];

PWRTelegram json-encoded version:

{"_": "audio", "duration": int, "title": "string", "performer": "string", "file_name": "string", "mime_type": "string", "album_cover_thumb": photoSize, "audio": file}

Or, if you're into Lua:

audio={_='audio', duration=int, title='string', performer='string', file_name='string', mime_type='string', album_cover_thumb=photoSize, audio=file}