======================== unified (from filesystem) ========================
                                         'bitrate'  '280.782'
                                        'duration'  '211'
                                          'artist'  'Igorrr'
                                     'text_people'  ''
                                         'release'  'Hallelujah'
                                           'title'  'Grosse Barbe'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fip', 'breakcore', 'idm', 'baroque', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic', 'breakcore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '11'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '135.8'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'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 \x002\x006\x007\x009\x009\x004\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x002\x002\x009\x000\x005\x009\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x008\x006\x003\x001\x005\x005\x003\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x002\x006\x007\x009\x009\x004\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x002\x002\x009\x000\x005\x009\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x008\x006\x003\x001\x005\x005\x003\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Ù,²eï\x1feO\x94\x8dxåk4ç1'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xd9,\xb2e\xef\x1feO\x94\x8dx\xe5k4\xe71')
'PRIV:WM/WMCollectionID:Ù,²eï\x1feO\x94\x8dxåk4ç1'  PRIV(owner='WM/WMCollectionID', data=b'\xd9,\xb2e\xef\x1feO\x94\x8dx\xe5k4\xe71')
'PRIV:WM/WMContentID:\x93>G/Tf