======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '317'
                                          'artist'  'lecca'
                                     'text_people'  ''
                                         'release'  'URBAN PIRATES'
                                           'title'  'ラブレター'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'Q-PLAY-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['reggae', 'japanese reggae', 'japanese', 'j pop', 'dancehall']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '12'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced'
                                             'bpm'  '106.812'
                                             'key'  '10A'
                                        'acoustid'  '8f915fc2-d34b-4dbf-ab86-3a7f92a0f346'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000FAC 00001285 000050BD'
'COMM:iTunNORM:eng'                                 (' 00000FAC 00001285 000050BD 000054FB 00041EC7 00041EDE 00008000 00008000 '
 '00013897 00013897')
'TALB' (Album/Movie/Show title)                     'URBAN PIRATES'
'TBPM' (BPM (beats per minute))                     '106.812'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan',
 'loc-style-reggae or dub or ska or dancehall-jreggae',
 'set-pl-sced']
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-08-23'
'TIT2' (Title/songname/content description)         'ラブレター'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'lecca'
'TPE2' (Band/orchestra/accompaniment)               'lecca'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'cutting edge'
'TRCK' (Track number/Position in set)               '8/12'
'TSO2'                                              'lecca'
'TSOP' (Performer sort order)                       'lecca'
'TXXX:ASIN'                                         'B000G5S70O'
'TXXX:Acoustid Id'                                  '8f915fc2-d34b-4dbf-ab86-3a7f92a0f346'
'TXXX:Artists'                                      'lecca'
'TXXX:CATALOGNUMBER'                                'CTCR-14492'
'TXXX:MusicBrainz Album Artist Id'                  '6001c72e-19e4-41ac-8468-c5ce9c6e5ee0'
'TXXX:MusicBrainz Album Id'                         '78621253-63ea-49cf-b8bf-2134745d3bf4'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '6001c72e-19e4-41ac-8468-c5ce9c6e5ee0'
'TXXX:MusicBrainz Release Group Id'                 '69d07c48-794a-3f8b-b73a-e7fd8e8b15e2'
'TXXX:MusicBrainz Release Track Id'                 '54725da8-19f8-34ba-ac8a-135aadd683de'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['reggae', 'japanese reggae', 'japanese', 'j pop', 'dancehall']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.361557'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e1f28c66-b92d-4e69-aaf6-58f579fa3667')

========================== row from database ==========================
                                              'id'  923765
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/lecca/[2006] URBAN PIRATES/08 ラブレター.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  317
                                           'genre'  loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced
                                        'filesize'  7699365
                                           'mtime'  1620528225
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2006] 08 loc asia japan;loc style reggae or dub or ska or dancehall jreggae;set pl sced
                                      'tag_artist'  lecca
                                     'tag_release'  URBAN PIRATES
                                       'tag_title'  ラブレター
                                             'bpm'  106.812
                                    'search_title'  'rahureta':2 'ラブレター':1
                                   'search_artist'  'lecca':1
                                  'search_release'  'pirates':2 'urban':1
                                     'search_rest'  '00asia':1 '2006':2,3 'asia':5 'dancehall':15 'dub':13 'japan':6,8 'jreggae':16,18 'loc':4,7,9 'or':12 'pl':20 'reggae':11 'sced':21 'set':17,19 'ska':14 'style':10
                                    'search_combo'  '00asia':6 '2006':7,8 'asia':10 'dancehall':20 'dub':18 'japan':11,13 'jreggae':21,23 'lecca':3B 'loc':9,12,14 'or':17 'pirates':5C 'pl':25 'rahureta':2A 'reggae':16 'sced':26 'set':22,24 'ska':19 'style':15 'urban':4C 'ラブレター':1A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'japanese reggae', 'japanese', 'j pop', 'dancehall']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528225.223155  (2021-05-09 04:43:45)
                             'size'  7699365