======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '400'
                                          'artist'  'VELVET EDEN'
                                     'text_people'  ''
                                         'release'  'Ningyou Shoukan'
                                           'title'  'SAAKASU byou'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial', 'electronic', 'visual kei', 'gothic', 'darkwave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '6'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-gr-punk-jpunk;set-pl-sced'
                                             'bpm'  '143.823'
                                             'key'  '8A'
                                        'acoustid'  'e474df7a-ff3b-4722-a20d-45aebdee6e7b'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00001B58 00002118 00008373 00009051 00046D15 00041EF5 00008000 00008000 '
 '0002E647 0001D505')
'TALB' (Album/Movie/Show title)                     'Ningyou Shoukan'
'TBPM' (BPM (beats per minute))                     '143.823'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-gr-punk-jpunk', 'set-pl-sced']
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'SAAKASU byou'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'VELVET EDEN'
'TPE2' (Band/orchestra/accompaniment)               'VELVET EDEN'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/6'
'TSO2'                                              'VELVET EDEN'
'TSOP' (Performer sort order)                       'VELVET EDEN'
'TXXX:Acoustid Id'                                  'e474df7a-ff3b-4722-a20d-45aebdee6e7b'
'TXXX:Artists'                                      'VELVET EDEN'
'TXXX:MusicBrainz Album Artist Id'                  'ee9d0e87-6777-4af4-887e-42e88b484165'
'TXXX:MusicBrainz Album Id'                         '4f6257ad-6071-461a-85e4-f5660213e2ab'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'ee9d0e87-6777-4af4-887e-42e88b484165'
'TXXX:MusicBrainz Release Group Id'                 '3e63c2b4-70b0-3212-8c61-23ff5c9bbfdf'
'TXXX:MusicBrainz Release Track Id'                 '50f66191-b615-373c-8c89-736c0f81b1a0'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['industrial', 'electronic', 'visual kei', 'gothic', 'darkwave']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.83 dB'
'TXXX:replaygain_track_peak'                        '0.390751'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2e703db7-4fdf-4d48-8f26-dc7de4a11b50')

========================== row from database ==========================
                                              'id'  283858
                                            'path'  /data/Music/Bulk/00localcharacter/Velvet Eden/[1999] 人形娼館/02 サーカス病.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  400
                                           'genre'  loc-asia-japan;rock-gr-punk-jpunk;set-pl-sced
                                        'filesize'  6416812
                                           'mtime'  1621695846
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Velvet Eden [1999] 人形娼館 02 サーカス病 loc asia japan;rock gr punk jpunk;set pl sced
                                      'tag_artist'  VELVET EDEN
                                     'tag_release'  Ningyou Shoukan
                                       'tag_title'  SAAKASU byou
                                             'bpm'  143.823
                                    'search_title'  'byou':2 'saakasu':1
                                   'search_artist'  'eden':2 'velvet':1
                                  'search_release'  'ningyou':1 'shoukan':2
                                     'search_rest'  '1999':3,4 'asia':9 'eden':2 'gr':14 'japan':10,12 'jpunk':16,18 'loc':8 'pl':20 'punk':15 'rock':11,13 'sakasu病':7 'sced':21 'set':17,19 'velvet':1 'サーカス病':6 '人形娼館':5
                                    'search_combo'  '1999':9,10 'asia':15 'byou':2A 'eden':4B,8 'gr':20 'japan':16,18 'jpunk':22,24 'loc':14 'ningyou':5C 'pl':26 'punk':21 'rock':17,19 'saakasu':1A 'sakasu病':13 'sced':27 'set':23,25 'shoukan':6C 'velvet':3B,7 'サーカス病':12 '人形娼館':11
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['industrial', 'electronic', 'visual kei', 'gothic', 'darkwave']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695846.188611  (2021-05-22 17:04:06)
                             'size'  6416812