======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '276'
                                          'artist'  'Merry'
                                     'text_people'  ''
                                         'release'  'MODERN GARDE'
                                           'title'  "Ren'ai Kousaten"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'visual kei', 'japanese', 'eroguro', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-visualkei'
                                             'bpm'  '141.7'
                                             'key'  '10A'
                                        'acoustid'  'c084ae3c-ae42-4a94-a8d4-2154942463ff'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00002E86 000032AC 0000642B'
'COMM:iTunNORM:eng'                                 (' 00002E86 000032AC 0000642B 00008DBA 0000EAA5 0003A997 00008000 00008000 '
 '00004E37 0000273E')
'PRIV:AverageLevel:\x820\x00\x00'                   PRIV(owner='AverageLevel', data=b'\x820\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')
'TALB' (Album/Movie/Show title)                     'MODERN GARDE'
'TBPM' (BPM (beats per minute))                     '141.7'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan-jrock-visualkei'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         "Ren'ai Kousaten"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Merry'
'TPE2' (Band/orchestra/accompaniment)               'Merry'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'インディペンデントレーベル'
'TRCK' (Track number/Position in set)               '3/11'
'TSO2'                                              'MERRY'
'TSOP' (Performer sort order)                       'MERRY'
'TXXX:Acoustid Id'                                  'c084ae3c-ae42-4a94-a8d4-2154942463ff'
'TXXX:Artists'                                      'Merry'
'TXXX:MusicBrainz Album Artist Id'                  '724a879a-77a9-44e7-89c8-8c600cc92861'
'TXXX:MusicBrainz Album Id'                         'aa949eaa-43ee-4c20-a905-fe35f2620cac'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '724a879a-77a9-44e7-89c8-8c600cc92861'
'TXXX:MusicBrainz Release Group Id'                 '83450701-fda4-3869-8a24-28bdc41532d4'
'TXXX:MusicBrainz Release Track Id'                 'e8e95d5e-1d4c-431d-a96b-4fc184680443'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['rock', 'visual kei', 'japanese', 'eroguro', 'j rock']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-2.15 dB'
'TXXX:replaygain_track_peak'                        '0.342378'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd008fd67-a9ff-4a8c-ad6b-ab7bb9693d65')
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3N38U????\x03V5U??/P5')

========================== row from database ==========================
                                              'id'  352829
                                            'path'  /data/Music/Bulk/00localcharacter/Merii/modern gal/03 renai kousaten.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  276
                                           'genre'  loc-asia-japan-jrock-visualkei
                                        'filesize'  6647167
                                           'mtime'  1638545251
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Merii modern gal 03 renai kousaten loc asia japan jrock visualkei
                                      'tag_artist'  Merry
                                     'tag_release'  MODERN GARDE
                                       'tag_title'  Ren'ai Kousaten
                                             'bpm'  141.7
                                    'search_title'  'ai':2 'kousaten':4 'ren':1 'renai':3
                                   'search_artist'  'merry':1
                                  'search_release'  'garde':2 'modern':1
                                     'search_rest'  'asia':7 'gal':3 'japan':8 'jrock':9 'kousaten':5 'loc':6 'merii':1 'modern':2 'renai':4 'visualkei':10
                                    'search_combo'  'ai':2A 'asia':14 'gal':10 'garde':7C 'japan':15 'jrock':16 'kousaten':4A,12 'loc':13 'merii':8 'merry':5B 'modern':6C,9 'ren':1A 'renai':3A,11 'visualkei':17
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['rock', 'visual kei', 'japanese', 'eroguro', 'j rock']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638545250.9006362  (2021-12-03 16:27:30)
                             'size'  6647167