======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '885'
                                          'artist'  'Fela Kuti'
                                     'text_people'  ''
                                         'release'  'Zombie'
                                           'title'  'Mistake (live at Berlin jazz f'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-JZFKS-3', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dommages collateraux', 'maria farantouri']"
                                     'discogstags'  "['funk / soul', 'afrobeat']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-africa-nigeria'
                                             'bpm'  '128.3'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:¨\x1a\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xa8\x1a\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:M\x00u\x00z\x00e\x00\x00\x00'     PRIV(owner='WM/Provider', data=b'M\x00u\x00z\x00e\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID::Öa\x11.\x16ËF¼¦ÿ¡ú,J3'  PRIV(owner='WM/WMCollectionGroupID', data=b':\xd6a\x11.\x16\xcbF\xbc\xa6\xff\xa1\xfa,J3')
'PRIV:WM/WMCollectionID::Öa\x11.\x16ËF¼¦ÿ¡ú,J3'     PRIV(owner='WM/WMCollectionID', data=b':\xd6a\x11.\x16\xcbF\xbc\xa6\xff\xa1\xfa,J3')
'PRIV:WM/WMContentID:IPç£Õ\x0eRO\x8fÚëâ<õ\x9c\x81'  PRIV(owner='WM/WMContentID', data=b'IP\xe7\xa3\xd5\x0eRO\x8f\xda\xeb\xe2<\xf5\x9c\x81')
'TALB' (Album/Movie/Show title)                     'Zombie'
'TBPM' (BPM (beats per minute))                     '128.3'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-nigeria'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Mistake (live at Berlin jazz f'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fela Kuti'
'TPE2' (Band/orchestra/accompaniment)               'Fela Kuti'
'TPUB' (Publisher)                                  'Wrasse'
'TRCK' (Track number/Position in set)               '4'
'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:discogstags'                                  ['funk / soul', 'afrobeat']
'TXXX:lastfmtags'                                   ['dommages collateraux', 'maria farantouri']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.386028'

========================== row from database ==========================
                                              'id'  1420522
                                            'path'  /data/Music/Bulk/00localcharacter/Fela Kuti/Zombie/Fela Kuti - Zombie - 04 - Mistake (live).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  885
                                           'genre'  loc-africa-nigeria
                                        'filesize'  28350336
                                           'mtime'  1621629694
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 04 (live) loc africa nigeria
                                      'tag_artist'  Fela Kuti
                                     'tag_release'  Zombie
                                       'tag_title'  Mistake (live at Berlin jazz f
                                             'bpm'  128.3
                                    'search_title'  'at':4 'berlin':5 'f':7 'jazz':6 'live':2,3 'mistake':1
                                   'search_artist'  'fela':1 'kuti':2
                                  'search_release'  'zombie':1
                                     'search_rest'  'africa':4 'live':1,2 'loc':3 'nigeria':5
                                    'search_combo'  'africa':14 'at':4A 'berlin':5A 'f':7A 'fela':8B 'jazz':6A 'kuti':9B 'live':2A,3A,11,12 'loc':13 'mistake':1A 'nigeria':15 'zombie':10C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7A
                                           '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-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dommages collateraux', 'maria farantouri']
                                        'tag_date'  2002
                                     'discogstags'  ['funk / soul', 'afrobeat']

============================== file details ==============================
                                           'mtime'  1621629693.5650635  (2021-05-21 22:41:33)
                             'size'  28350336