======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '221'
                                          'artist'  'Ringo Sheena'
                                     'text_people'  ''
                                         'release'  '絶頂集'
                                           'title'  '光合成'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-2', 'Q-JZFKS-2', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['japanese', 'j-rock', 'j-pop', 'female vocalists', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '3'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted'
                                             'bpm'  '93'
                                             'key'  '4A'
                                        'acoustid'  'fdfd6409-c6fa-413d-9c53-c1bd9dbb2d16'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000862 000008BA 00001AC0 00001755 0002E65E 0000C37E 00007A6C 00007A18 '
 '0002712E 0002E65E')
'TALB' (Album/Movie/Show title)                     '絶頂集'
'TBPM' (BPM (beats per minute))                     '93'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jrock-shibuyakei',
 'loc-asia-japan',
 'prerock-jb-jazz-unsorted']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-09-13'
'TIT2' (Title/songname/content description)         '光合成'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 '8cm CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ringo Sheena'
'TPE2' (Band/orchestra/accompaniment)               'Ringo Sheena'
'TPOS' (Part of a set)                              '3/3'
'TPUB' (Publisher)                                  '東芝EMI 株式会社'
'TRCK' (Track number/Position in set)               '3/3'
'TSO2'                                              'Sheena, Ringo'
'TSOP' (Performer sort order)                       'Sheena, Ringo'
'TSRC' (ISRC (international standard recording code))  'JPTO00001450'
'TSST' (Set subtitle)                               '発育ステータス'
'TXXX:ASIN'                                         'B000051TD7'
'TXXX:Acoustid Id'                                  'fdfd6409-c6fa-413d-9c53-c1bd9dbb2d16'
'TXXX:Artists'                                      'Ringo Sheena'
'TXXX:BARCODE'                                      '4988006169043'
'TXXX:CATALOGNUMBER'                                'TODT-5400/TODT-5401/TODT-5402'
'TXXX:MusicBrainz Album Artist Id'                  '9e414497-23b7-4ab7-9ec6-8ea9864c9e87'
'TXXX:MusicBrainz Album Id'                         'c299040d-36dc-4e16-b438-70cfb8bfd423'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'single'
'TXXX:MusicBrainz Artist Id'                        '9e414497-23b7-4ab7-9ec6-8ea9864c9e87'
'TXXX:MusicBrainz Release Group Id'                 '6cc477d1-1fa8-3378-a126-4696bf658adc'
'TXXX:MusicBrainz Release Track Id'                 '00159f7f-034b-3c5d-83bb-e4805c90cd0e'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['japanese', 'j-rock', 'j-pop', 'female vocalists', 'rock']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.07 dB'
'TXXX:replaygain_track_peak'                        '0.547717'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6bc95ba9-fe6f-4885-a72f-8150cb4d02a3')

========================== row from database ==========================
                                              'id'  1476928
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/椎名林檎/[2000] 絶頂集 [singles-box]/09 光合成.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  221
                                           'genre'  loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted
                                        'filesize'  3570817
                                           'mtime'  1620540435
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 椎名林檎 [2000] [singles box] 09 loc asia japan jrock shibuyakei;loc asia japan;prerock jb jazz unsorted
                                      'tag_artist'  Ringo Sheena
                                     'tag_release'  絶頂集
                                       'tag_title'  光合成
                                             'bpm'  93.0
                                    'search_title'  '光合成':1
                                   'search_artist'  'ringo':1 'sheena':2
                                  'search_release'  '絶頂集':1
                                     'search_rest'  '00asia':1 '2000':3,4 'asia':10 'box':7,8 'japan':11,17,19 'jazz':22 'jb':21 'jrock':12 'loc':9,14,16 'prerock':18,20 'shibuyakei':13,15 'singles':5,6 'unsorted':23 '椎名林檎':2
                                    'search_combo'  '00asia':5 '2000':7,8 'asia':14 'box':11,12 'japan':15,21,23 'jazz':26 'jb':25 'jrock':16 'loc':13,18,20 'prerock':22,24 'ringo':2B 'sheena':3B 'shibuyakei':17,19 'singles':9,10 'unsorted':27 '光合成':1A '椎名林檎':6 '絶頂集':4C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['japanese', 'j-rock', 'j-pop', 'female vocalists', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540435.1465805  (2021-05-09 08:07:15)
                             'size'  3570817