======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '166'
                                          'artist'  'PUFFY'
                                     'text_people'  ''
                                         'release'  'The Very Best of Puffy'
                                           'title'  '愛のしるし (北京語ヴァージョン)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jpop', 'female vocalists', 'japanese', 'j pop', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  '20'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '130'
                                             'key'  '12B'
                                        'acoustid'  '3d3a70fa-7c48-48d5-8f16-6dc8d3bb663b'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '20+5CF00FB6FECEA7F8B2ECA7148'
'COMM:iTunes_CDDB_IDs:eng'                          '20+5CF00FB6FECEA7F8B2ECA71487F28A77+4132540'
'TALB' (Album/Movie/Show title)                     'The Very Best of Puffy'
'TBPM' (BPM (beats per minute))                     '130'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-07-05'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         '愛のしるし (北京語ヴァージョン)'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'PUFFY'
'TPE2' (Band/orchestra/accompaniment)               'PUFFY'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Epic Records'
'TRCK' (Track number/Position in set)               '20/20'
'TSO2'                                              'PUFFY'
'TSOP' (Performer sort order)                       'PUFFY'
'TXXX:ASIN'                                         'B000055X10'
'TXXX:Acoustid Id'                                  '3d3a70fa-7c48-48d5-8f16-6dc8d3bb663b'
'TXXX:Artists'                                      'PUFFY'
'TXXX:BARCODE'                                      '4988010214029'
'TXXX:CATALOGNUMBER'                                'ESCB-2140'
'TXXX:MusicBrainz Album Artist Id'                  'ed8e205b-2b03-48f8-b068-37b7a553fdad'
'TXXX:MusicBrainz Album Id'                         '0b631b27-59c8-4cf7-af76-4b7e7349e8ad'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'ed8e205b-2b03-48f8-b068-37b7a553fdad'
'TXXX:MusicBrainz Release Group Id'                 '745ef043-2c7f-3257-8374-24bc3a7ccaa4'
'TXXX:MusicBrainz Release Track Id'                 '56156e34-d04b-3c4f-bb6f-bbcefc4e590d'
'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'                                   ['jpop', 'female vocalists', 'japanese', 'j pop', 'j rock']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.98 dB'
'TXXX:replaygain_track_peak'                        '0.331018'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1429098c-265b-45af-994f-34fac1d8948d')

========================== row from database ==========================
                                              'id'  1531672
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Puffy/Puffy AmiYumi - The Baker_s Dozen/Puffy - The Very Best Of Puffy ～AmiYumi Jet Fever～/Puffy - The Very Best Of Puffy ～AmiYumi Jet Fever～ - 20 - 愛のしるし (北京語ヴァージョン).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  166
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  6758851
                                           'mtime'  1622821835
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia AmiYumi Baker_s Dozen Of ～AmiYumi Jet Fever～ Of ～AmiYumi Jet Fever～ 20 loc asia japan;loc asia japan jpop
                                      'tag_artist'  PUFFY
                                     'tag_release'  The Very Best of Puffy
                                       'tag_title'  愛のしるし (北京語ヴァージョン)
                                             'bpm'  130.0
                                    'search_title'  '北京語uasiyon':5,6 '北京語ヴァージョン':3,4 '愛nosirusi':2 '愛のしるし':1
                                   'search_artist'  'puffy':1
                                  'search_release'  'best':3 'of':4 'puffy':5 'the':1 'very':2
                                     'search_rest'  '00asia':1 '20':12 'ami':21,23,24 'amiyumi':2,7,8 'asia':14 'baker':3 'dozen':5 'fever':10,11 'japan':15,17,19 'jet':9 'jpop':20 'loc':13,16,18 'of':6 's':4 'yumi':22
                                    'search_combo'  '00asia':13 '20':24 'ami':33,35,36 'amiyumi':14,19,20 'asia':26 'baker':15 'best':10C 'dozen':17 'fever':22,23 'japan':27,29,31 'jet':21 'jpop':32 'loc':25,28,30 'of':11C,18 'puffy':7B,12C 's':16 'the':8C 'very':9C 'yumi':34 '北京語uasiyon':5A,6A '北京語ヴァージョン':3A,4A '愛nosirusi':2A '愛のしるし':1A
                                    'tag_tracknum'  20
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jpop', 'female vocalists', 'japanese', 'j pop', 'j rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821835.4229941  (2021-06-04 17:50:35)
                             'size'  6758851