The type of a media track, represented by a value from the following list: - 'audio' - 'video' - 'text' - 'image' - 'unknown'
'audio'
'video'
'text'
'image'
'unknown'
The type of a media track, represented by a value from the following list:
-
'audio'-
'video'-
'text'-
'image'-
'unknown'