======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '284'
                                          'artist'  'Moon Kana'
                                     'text_people'  ''
                                         'release'  'Spade'
                                           'title'  'Butoukai'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-2', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['japanese', 'j-rock', 'female vocalists', 'visual kei', 'reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '118.6'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Spade'
'TBPM' (BPM (beats per minute))                     '118.6'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDRC' (Recording time)                             '2005'
'TDRL' (Release time)                               '2005-02-02'
'TDTG' (Tagging time)                               '2008-01-23 02:29:04'
'TIT2' (Title/songname/content description)         'Butoukai'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Moon Kana'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '7'
'TSOP' (Performer sort order)                       'Kana'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist'                     '香奈'
'TXXX:MusicBrainz Album Artist Id'                  'b925efe8-90f9-47f0-8bc3-cb71840af31e'
'TXXX:MusicBrainz Album Artist Sortname'            'Kana'
'TXXX:MusicBrainz Album Id'                         'c8cf7f8b-1acc-4c9c-905c-4c274cf4ecd5'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b925efe8-90f9-47f0-8bc3-cb71840af31e'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicMagic Data'                              'AgEAdWOgi/Sds9fmg5YOFx3ugAGCL4ZU+Iyn4zHHg3X6MYABkakDBLEouIy6faBlhc2AAfjOnGABm705gI+6KA3h5Fizpck5nCqwdo54nv/IZYOXAHpGBJbQgj2Euuqinhs9UYX96BCT9I9B9AewMsSwvD+ee4P+jU7gK7NTCRHAMIAOtqsGoPPLq/u9dYhqilY='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['japanese', 'j-rock', 'female vocalists', 'visual kei', 'reggae']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.39 dB'
'TXXX:replaygain_track_peak'                        '0.653902'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1ea1b7b4-d00a-41a3-b52a-d923203c08d6')

========================== row from database ==========================
                                              'id'  1475966
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Kana/__ - Spade - 07 - Butoukai.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  284
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  4555978
                                           'mtime'  1621696444
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia __ 07 loc asia japan;loc asia japan jpop
                                      'tag_artist'  Moon Kana
                                     'tag_release'  Spade
                                       'tag_title'  Butoukai
                                             'bpm'  118.6
                                    'search_title'  'butoukai':1
                                   'search_artist'  'kana':2 'moon':1
                                  'search_release'  'spade':1
                                     'search_rest'  '00asia':1 'asia':3 'japan':4,6,8 'jpop':9 'loc':2,5,7
                                    'search_combo'  '00asia':5 'asia':7 'butoukai':1A 'japan':8,10,12 'jpop':13 'kana':3B 'loc':6,9,11 'moon':2B 'spade':4C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', '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-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['japanese', 'j-rock', 'female vocalists', 'visual kei', 'reggae']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696444.420834  (2021-05-22 17:14:04)
                             'size'  4555978