======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '355'
                                          'artist'  'Clammbon'
                                     'text_people'  ''
                                         'release'  'てん、'
                                           'title'  'ふたり (stereo)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'Q-PLAY-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-3', 'q-other-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['japanese', 'pop', 'female vocalists', 'j-pop', 'clammbon']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '144.2'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'てん、'
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-03-02'
'TIT2' (Title/songname/content description)         'ふたり (stereo)'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Clammbon'
'TPE2' (Band/orchestra/accompaniment)               'Clammbon'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'TRIAD'
'TRCK' (Track number/Position in set)               '11/12'
'TSO2'                                              'Clammbon'
'TSOP' (Performer sort order)                       'Clammbon'
'TXXX:ASIN'                                         'B00077DAH6'
'TXXX:Artists'                                      'Clammbon'
'TXXX:BARCODE'                                      '4988001924258'
'TXXX:CATALOGNUMBER'                                'COCP-50845/6'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist'                     'クラムボン'
'TXXX:MusicBrainz Album Artist Id'                  'c4819d25-14d2-4ac0-a226-1a9aec263af3'
'TXXX:MusicBrainz Album Artist Sortname'            'Clammbon'
'TXXX:MusicBrainz Album Id'                         '66b0e64f-39e1-49ce-91d2-bb236032d489'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c4819d25-14d2-4ac0-a226-1a9aec263af3'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicBrainz Release Group Id'                 '7c93d503-24de-399c-b89a-a9099d29226a'
'TXXX:MusicBrainz Release Track Id'                 'c0dab4b5-6ef3-3f93-be39-f15cf59f5ce2'
'TXXX:MusicIP PUID'                                 '9263f264-6df4-c3be-524d-20fe460b1c5e'
'TXXX:MusicMagic Data'                              'AgEA7O//oUipmuiNg3qstEeaqliGNIK375SWy0tXnGHlubM0rxb1ma060k+jG6gPhtWAAfH2AGD+hfuIgHTk7fr7HR29Qd3BgAKAAZPEniXLtILcCEtKaYW0h7+F9NhZlTtZCshX6ESbb5q84E2tVNRFxVPDbYV7jz4GOaAuITkHrYec6fbxuAhfvu3xuoNHgoQ='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['japanese', 'pop', 'female vocalists', 'j-pop', 'clammbon']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.92 dB'
'TXXX:replaygain_track_peak'                        '0.389333'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4ec58cb2-4a42-49f5-a7d7-a20ca0206fc4')

========================== row from database ==========================
                                              'id'  1476107
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/clammbon/kuramubon - ten,  (disc 2) - 11 - hutari.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  355
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  8551070
                                           'mtime'  1622821728
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia clammbon kuramubon ten, (disc 2) 11 hutari loc asia japan;loc asia japan jpop
                                      'tag_artist'  Clammbon
                                     'tag_release'  てん、
                                       'tag_title'  ふたり (stereo)
                                             'bpm'  144.2
                                    'search_title'  'hutari':2 'stereo':3,4 'ふたり':1
                                   'search_artist'  'clammbon':1
                                  'search_release'  'ten':2,3 'てん':1
                                     'search_rest'  '00asia':1 '2':8,9 'asia':12 'clammbon':2 'disc':6,7 'hutari':10 'japan':13,15,17 'jpop':18 'kuramubon':3 'loc':11,14,16 'ten':4,5
                                    'search_combo'  '00asia':9 '2':16,17 'asia':20 'clammbon':5B,10 'disc':14,15 'hutari':2A,18 'japan':21,23,25 'jpop':26 'kuramubon':11 'loc':19,22,24 'stereo':3A,4A 'ten':7C,8C,12,13 'てん':6C 'ふたり':1A
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-mixbeat-2', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['japanese', 'pop', 'female vocalists', 'j-pop', 'clammbon']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821728.0652335  (2021-06-04 17:48:48)
                             'size'  8551070