======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '263'
                                          'artist'  'Ringo Sheena'
                                     'text_people'  ''
                                         'release'  'Utaite Myouri'
                                           'title'  'Haiiro No Hitomi'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-2', 'Q-JZFKS-2', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['japanese', 'j-rock', 'j-pop', 'female vocalists', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '9'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted'
                                             'bpm'  '108.1'
                                             'key'  '6A'
                                        'acoustid'  '00810eed-ba66-444c-858d-6133141ace33'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00003BB9 000021E3 000096BB'
'COMM:iTunNORM:eng'                                 (' 00003BB9 000021E3 000096BB 00007805 00015FBE 00015FA7 00008000 00008000 '
 '00007530 0000EA77')
'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)                     'Utaite Myouri'
'TBPM' (BPM (beats per minute))                     '108.1'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jrock-shibuyakei',
 'loc-asia-japan',
 'prerock-jb-jazz-unsorted']
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-05-27'
'TIT2' (Title/songname/content description)         'Haiiro No Hitomi'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ringo Sheena'
'TPE2' (Band/orchestra/accompaniment)               'Ringo Sheena'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '1/9'
'TSO2'                                              'Sheena, Ringo'
'TSOP' (Performer sort order)                       'Sheena, Ringo'
'TSRC' (ISRC (international standard recording code))  'JPTO00200821'
'TSST' (Set subtitle)                               'Kame-pact disc'
'TXXX:Acoustid Id'                                  '00810eed-ba66-444c-858d-6133141ace33'
'TXXX:Artists'                                      'Ringo Sheena'
'TXXX:MusicBrainz Album Artist Id'                  '9e414497-23b7-4ab7-9ec6-8ea9864c9e87'
'TXXX:MusicBrainz Album Id'                         '4bc01eea-2908-49c3-b7cd-202f527cc316'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '9e414497-23b7-4ab7-9ec6-8ea9864c9e87'
'TXXX:MusicBrainz Release Group Id'                 'fb5964c9-f11d-45aa-9a23-286d545ae778'
'TXXX:MusicBrainz Release Track Id'                 '2b951591-6a44-3726-944c-72699ff5ee40'
'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'                                       'Latn'
'TXXX:lastfmtags'                                   ['japanese', 'j-rock', 'j-pop', 'female vocalists', 'rock']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.284729'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3e3d947e-c315-4825-8bb1-92aaf34a989d')

========================== row from database ==========================
                                              'id'  925594
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/椎名林檎/[2002] 唄ひ手冥利～其ノ壱～ [cover album]/1-01 灰色の瞳.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  263
                                           'genre'  loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted
                                        'filesize'  8466621
                                           'mtime'  1620540435
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 椎名林檎 [2002] 唄ひ手冥利～其ノ壱～ [cover album] 1 01 灰色の瞳 loc asia japan jrock shibuyakei;loc asia japan;prerock jb jazz unsorted
                                      'tag_artist'  Ringo Sheena
                                     'tag_release'  Utaite Myouri
                                       'tag_title'  Haiiro No Hitomi
                                             'bpm'  108.1
                                    'search_title'  'haiiro':1 'hitomi':3 'no':2
                                   'search_artist'  'ringo':1 'sheena':2
                                  'search_release'  'myouri':2 'utaite':1
                                     'search_rest'  '00asia':1 '1':13 '2002':3,4 'album':11,12 'asia':17 'cover':9,10 'japan':18,24,26 'jazz':29 'jb':28 'jrock':19 'loc':16,21,23 'prerock':25,27 'shibuyakei':20,22 'unsorted':30 '其no壱':8 '其ノ壱':6 '唄hi手冥利':7 '唄ひ手冥利':5 '椎名林檎':2 '灰色no瞳':15 '灰色の瞳':14
                                    'search_combo'  '00asia':8 '1':20 '2002':10,11 'album':18,19 'asia':24 'cover':16,17 'haiiro':1A 'hitomi':3A 'japan':25,31,33 'jazz':36 'jb':35 'jrock':26 'loc':23,28,30 'myouri':7C 'no':2A 'prerock':32,34 'ringo':4B 'sheena':5B 'shibuyakei':27,29 'unsorted':37 'utaite':6C '其no壱':15 '其ノ壱':13 '唄hi手冥利':14 '唄ひ手冥利':12 '椎名林檎':9 '灰色no瞳':22 '灰色の瞳':21
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['japanese', 'j-rock', 'j-pop', 'female vocalists', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540435.3983488  (2021-05-09 08:07:15)
                             'size'  8466621