======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '290'
                                          'artist'  'SIAM SHADE'
                                     'text_people'  ''
                                         'release'  'SIAM SHADE'
                                           'title'  '今はただ...'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['hard rock', 'jrock', 'rock', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '6'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock;loc-asia-japan'
                                             'bpm'  '95.618'
                                             'key'  '2B'
                                        'acoustid'  '1d5ea753-7637-44c9-ac57-4db83f173384'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000D05 00000C5E 00002AEA'
'COMM:iTunNORM:eng'                                 (' 00000D05 00000C5E 00002AEA 00002A72 00024A35 000445D7 00007E60 00007A5A '
 '0003829E 0003829E')
'TALB' (Album/Movie/Show title)                     'SIAM SHADE'
'TBPM' (BPM (beats per minute))                     '95.618'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jrock', 'loc-asia-japan']
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         '今はただ...'
'TKEY' (Initial key)                                '2B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'SIAM SHADE'
'TPE2' (Band/orchestra/accompaniment)               'SIAM SHADE'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/6'
'TSO2'                                              'SIAM SHADE'
'TSOP' (Performer sort order)                       'SIAM SHADE'
'TXXX:Acoustid Id'                                  '1d5ea753-7637-44c9-ac57-4db83f173384'
'TXXX:Artists'                                      'SIAM SHADE'
'TXXX:MusicBrainz Album Artist Id'                  'b58ac34f-e412-4316-8ad3-a721ce598ac3'
'TXXX:MusicBrainz Album Id'                         'a9b25858-c5eb-4720-ab26-20f86150faf9'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b58ac34f-e412-4316-8ad3-a721ce598ac3'
'TXXX:MusicBrainz Release Group Id'                 '626ca72a-e656-3607-a031-de4b49eec222'
'TXXX:MusicBrainz Release Track Id'                 '2f3c1894-b9f7-3fba-8bb0-52a7f7bbb4d4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['hard rock', 'jrock', 'rock', 'japanese', 'j rock']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.72 dB'
'TXXX:replaygain_track_peak'                        '0.536275'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd0b050b1-6ef0-4ef5-a5f6-1e59b86c1ad1')

========================== row from database ==========================
                                              'id'  458516
                                            'path'  /data/Music/Bulk/00localcharacter/SIAM SHADE/SIAM SHADE - SIAM SHADE I (192kbps) (1994.12.10)/03 - Ima wa Tada....mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  290
                                           'genre'  loc-asia-japan-jrock;loc-asia-japan
                                        'filesize'  6983534
                                           'mtime'  1621489193
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter (192kbps) (1994.12.10) 03 Ima wa Tada... loc asia japan jrock;loc asia japan
                                      'tag_artist'  SIAM SHADE
                                     'tag_release'  SIAM SHADE
                                       'tag_title'  今はただ...
                                             'bpm'  95.618
                                    'search_title'  '今hatata':3,4 '今はただ':1,2
                                   'search_artist'  'shade':2 'siam':1
                                  'search_release'  'shade':2 'siam':1
                                     'search_rest'  '10':5 '12':4 '192kbps':1,2 '1994':3 '19941210':6 'asia':12 'ima':7 'japan':13 'jrock':14,16 'loc':11,15,17 'tada':9,10 'wa':8
                                    'search_combo'  '10':13 '12':12 '192kbps':9,10 '1994':11 '19941210':14 'asia':20 'ima':15 'japan':21 'jrock':22,24 'loc':19,23,25 'shade':6B,8C 'siam':5B,7C 'tada':17,18 'wa':16 '今hatata':3A,4A '今はただ':1A,2A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  2B
                                           '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['hard rock', 'jrock', 'rock', 'japanese', 'j rock']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621489193.2191737  (2021-05-20 07:39:53)
                             'size'  6983534