The media's type, represented by a value from the following list: - 'audio' - 'video' - 'text' - 'image' - Empty string ('') when the media type is unknown
'audio'
'video'
'text'
'image'
''
The media's type, represented by a value from the following list:
-
'audio'-
'video'-
'text'-
'image'- Empty string (
'') when the media type is unknown