======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '312'
                                          'artist'  '東京スカパラダイスオーケストラ'
                                     'text_people'  ''
                                         'release'  'Arkestra'
                                           'title'  'Dear My Sister (album version)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska jazz', 'jazz', 'japanese', 'j ska', 'ska', 'japanese ska']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska'
                                             'bpm'  '122'
                                             'key'  '3B'
                                        'acoustid'  '342bd80e-4dfa-4279-be82-95ea203da182'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Arkestra'
'TBPM' (BPM (beats per minute))                     '122'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-ska'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998-08-26'
'TIT2' (Title/songname/content description)         'Dear My Sister (album version)'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               '東京スカパラダイスオーケストラ'
'TPE2' (Band/orchestra/accompaniment)               '東京スカパラダイスオーケストラ'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '11/12'
'TSO2'                                              'Tokyo Ska Paradise Orchestra'
'TSOP' (Performer sort order)                       'Tokyo Ska Paradise Orchestra'
'TXXX:Acoustid Id'                                  '342bd80e-4dfa-4279-be82-95ea203da182'
'TXXX:Artists'                                      '東京スカパラダイスオーケストラ'
'TXXX:MusicBrainz Album Artist Id'                  'd77f4539-0661-4741-9307-60ebbd72f5ee'
'TXXX:MusicBrainz Album Id'                         '26d57573-bcc2-4479-9e9a-4688ad32b776'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'd77f4539-0661-4741-9307-60ebbd72f5ee'
'TXXX:MusicBrainz Release Group Id'                 '121b0941-3653-3502-bd93-0df57bd264db'
'TXXX:MusicBrainz Release Track Id'                 '5f088bef-66fc-35f8-8948-81be0b09b69e'
'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'                                   ['ska jazz', 'jazz', 'japanese', 'j ska', 'ska', 'japanese ska']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.04 dB'
'TXXX:replaygain_track_peak'                        '0.428772'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'77086f91-ae1c-4103-bdb3-8fee180d6bb6')

========================== row from database ==========================
                                              'id'  1251122
                                            'path'  /data/Music/Bulk/00localcharacter/Artiste - Tokyo Ska Paradise Orchestra/1998 - ARKESTRA/Tokyo Ska Paradise Orchestra - Arkestra - 11  Dear My Sister.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  312
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska
                                        'filesize'  5056451
                                           'mtime'  1620522933
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Artiste Tokyo Ska Paradise Orchestra 1998 ARKESTRA Tokyo Ska Paradise Orchestra 11 loc style reggae or dub or ska or dancehall ska
                                      'tag_artist'  東京スカパラダイスオーケストラ
                                     'tag_release'  Arkestra
                                       'tag_title'  Dear My Sister (album version)
                                             'bpm'  122.0
                                    'search_title'  'album':4,5 'dear':1 'my':2 'sister':3 'version':6,7
                                   'search_artist'  '東京sukaharataisuokesutora':2 '東京スカパラダイスオーケストラ':1
                                  'search_release'  'arkestra':1
                                     'search_rest'  '1998':6 'arkestra':7 'artiste':1 'dancehall':13 'dub':12 'loc':8 'or':11 'orchestra':5 'paradise':4 'reggae':10 'ska':3 'style':9 'tokyo':2
                                    'search_combo'  '1998':16 'album':4A,5A 'arkestra':10C,17 'artiste':11 'dancehall':23 'dear':1A 'dub':22 'loc':18 'my':2A 'or':21 'orchestra':15 'paradise':14 'reggae':20 'sister':3A 'ska':13 'style':19 'tokyo':12 'version':6A,7A '東京sukaharataisuokesutora':9B '東京スカパラダイスオーケストラ':8B
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska jazz', 'jazz', 'japanese', 'j ska', 'ska', 'japanese ska']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620522933.3875422  (2021-05-09 03:15:33)
                             'size'  5056451