======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '406'
                                          'artist'  'All That Remains'
                                     'text_people'  'All That Remains'
                                         'release'  'Behind Silence and Solitude'
                                           'title'  'Home To Me'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-4', 'q-grit-4', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['death metal', 'metal', 'melodic metalcore', 'metalcore', 'hardcore', "
 "'melodic death metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'eid-metal-death-melodic'
                                             'bpm'  '113'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'GEOB:CREAF_LCID'                                   GEOB(encoding=<Encoding.LATIN1: 0>, mime='text/plain', filename='', desc='CREAF_LCID', data=b'0')
'GEOB:CT_CUSTOM'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='text/plain', filename='', desc='CT_CUSTOM', data=b'')
'GEOB:CT_MY_RATING'                                 GEOB(encoding=<Encoding.LATIN1: 0>, mime='text/plain', filename='', desc='CT_MY_RATING', data=b'')
'PRIV:AverageLevel:{ \x00\x00'                      PRIV(owner='AverageLevel', data=b'{ \x00\x00')
'PRIV:PeakValue:!~\x00\x00'                         PRIV(owner='PeakValue', data=b'!~\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x005\x008\x000\x007\x006\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x002\x005\x000\x008\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x004\x003\x004\x007\x006\x004\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x005\x008\x000\x007\x006\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x002\x005\x000\x008\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x004\x003\x004\x007\x006\x004\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:^ð\x7f\x9e¸æÚF¯\x82\x15¿hà÷j'  PRIV(owner='WM/WMCollectionGroupID', data=b'^\xf0\x7f\x9e\xb8\xe6\xdaF\xaf\x82\x15\xbfh\xe0\xf7j')
'PRIV:WM/WMCollectionID:^ð\x7f\x9e¸æÚF¯\x82\x15¿hà÷j'  PRIV(owner='WM/WMCollectionID', data=b'^\xf0\x7f\x9e\xb8\xe6\xdaF\xaf\x82\x15\xbfh\xe0\xf7j')
'PRIV:WM/WMContentID:\x0c\x12\x91m