======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '90'
                                          'artist'  'MONGOL800'
                                     'text_people'  ''
                                         'release'  'Daniel'
                                           'title'  '煩悩のブルース'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['japanese', 'j-rock', 'punk', 'j-punk', 'okinawa']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '14'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '108'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Daniel'
'TBPM' (BPM (beats per minute))                     '108'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-08-08'
'TIT2' (Title/songname/content description)         '煩悩のブルース'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'MONGOL800'
'TPE2' (Band/orchestra/accompaniment)               'MONGOL800'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/14'
'TSO2'                                              'MONGOL800'
'TSOP' (Performer sort order)                       'MONGOL800'
'TSSE' (Software/Hardware and settings used for encoding)  'SuperTagEditor Ver 2.01'
'TXXX:Artists'                                      'MONGOL800'
'TXXX:MusicBrainz Album Artist Id'                  '0f774f0e-052e-48ae-8237-79359b9fd259'
'TXXX:MusicBrainz Album Id'                         'e2284b90-7be1-4502-81a2-69ff0c09d9da'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0f774f0e-052e-48ae-8237-79359b9fd259'
'TXXX:MusicBrainz Release Group Id'                 '7ce60342-33a2-3aba-a235-a932a02ac128'
'TXXX:MusicBrainz Release Track Id'                 'd8792904-f173-3aaa-bad2-e58b5a044ecf'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['japanese', 'j-rock', 'punk', 'j-punk', 'okinawa']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-1.28 dB'
'TXXX:replaygain_track_peak'                        '0.293896'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2f707cbb-98de-4b5e-8e1c-bb29e959c5ea')

========================== row from database ==========================
                                              'id'  933513
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/MONGOL 800/MONGOL800 - Daniel/MONGOL800 - 02 - bonnou no burusu.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  90
                                           'genre'  rock-gr-punk
                                        'filesize'  2294848
                                           'mtime'  1622658908
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 02 bonnou no burusu rock gr punk
                                      'tag_artist'  MONGOL800
                                     'tag_release'  Daniel
                                       'tag_title'  煩悩のブルース
                                             'bpm'  108.0
                                    'search_title'  '煩悩nohurusu':2 '煩悩のブルース':1
                                   'search_artist'  'mongol800':1
                                  'search_release'  'daniel':1
                                     'search_rest'  '00asia':1 'bonnou':2 'burusu':4 'gr':6 'no':3 'punk':7 'rock':5
                                    'search_combo'  '00asia':5 'bonnou':6 'burusu':8 'daniel':4C 'gr':10 'mongol800':3B 'no':7 'punk':11 'rock':9 '煩悩nohurusu':2A '煩悩のブルース':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', '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-3']
                                      'lastfmtags'  ['japanese', 'j-rock', 'punk', 'j-punk', 'okinawa']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658907.9075983  (2021-06-02 20:35:07)
                             'size'  2294848