======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '467'
                                          'artist'  'Fela Kuti'
                                     'text_people'  'Fela Kuti'
                                         'release'  'Live!'
                                           'title'  "Let's Start"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-JZFKS-3', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dommages collateraux', 'maria farantouri']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  '05'
                                            'date'  '1971'
                                        'comments'  ''
                                           'genre'  'loc-africa-nigeria'
                                             'bpm'  '101.6'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000B68 0000091F 00004AD4 00008F5B 00068FDE 00068FDE 00007EA8 00008000 '
 '0001FBE7 0000EA77')
'PRIV:AverageLevel:å\x19\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xe5\x19\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\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 \x001\x001\x005\x007\x007\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x005\x002\x000\x005\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x001\x000\x003\x004\x001\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x001\x001\x005\x007\x007\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x005\x002\x000\x005\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x001\x000\x003\x004\x001\x000\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x841%\x12$¹$B·\x05\x7fðÿn\x89ú'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x841%\x12$\xb9$B\xb7\x05\x7f\xf0\xffn\x89\xfa')
'PRIV:WM/WMCollectionID:\x841%\x12$¹$B·\x05\x7fðÿn\x89ú'  PRIV(owner='WM/WMCollectionID', data=b'\x841%\x12$\xb9$B\xb7\x05\x7f\xf0\xffn\x89\xfa')
'PRIV:WM/WMContentID:8Ñâ\x9chGJO·ÂܺßKî)'           PRIV(owner='WM/WMContentID', data=b'8\xd1\xe2\x9chGJO\xb7\xc2\xdc\xba\xdfK\xee)')
'TALB' (Album/Movie/Show title)                     'Live!'
'TBPM' (BPM (beats per minute))                     '101.6'
'TCOM' (Composer)                                   'Fela Kuti'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-nigeria'
'TDRC' (Recording time)                             '1971'
'TIT2' (Title/songname/content description)         "Let's Start"
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fela Kuti'
'TPE2' (Band/orchestra/accompaniment)               'Fela Kuti'
'TPUB' (Publisher)                                  'Mca'
'TRCK' (Track number/Position in set)               '01/05'
'TSO2'                                              'Kuti, Fela'
'TSOP' (Performer sort order)                       'Kuti, Fela'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['dommages collateraux', 'maria farantouri']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.43 dB'
'TXXX:replaygain_track_peak'                        '0.474621'

========================== row from database ==========================
                                              'id'  1500470
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/Fela Kuti/1971 - Live!/01 - Let_s Start.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  467
                                           'genre'  loc-africa-nigeria
                                        'filesize'  7489155
                                           'mtime'  1621629079
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa 1971 01 Let_s loc africa nigeria
                                      'tag_artist'  Fela Kuti
                                     'tag_release'  Live!
                                       'tag_title'  Let's Start
                                             'bpm'  101.6
                                    'search_title'  'let':1 'lets':3 's':2 'start':4
                                   'search_artist'  'fela':1 'kuti':2
                                  'search_release'  'live':1
                                     'search_rest'  '00africa':1 '1971':2 'africa':6 'let':3 'loc':5 'nigeria':7 's':4
                                    'search_combo'  '00africa':8 '1971':9 'africa':13 'fela':5B 'kuti':6B 'let':1A,10 'lets':3A 'live':7C 'loc':12 'nigeria':14 's':2A,11 'start':4A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dommages collateraux', 'maria farantouri']
                                        'tag_date'  1971
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629078.9363348  (2021-05-21 22:31:18)
                             'size'  7489155