======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '336'
                                          'artist'  'ORIGA'
                                     'text_people'  ''
                                         'release'  'aria'
                                           'title'  'ロシアの森'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'Q-PLAY-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['russian', 'soundtrack', 'female vocalists', 'anime', 'japanese']"
                                     'discogstags'  "['j-pop', 'downtempo', 'pop', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '4'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '116'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'aria'
'TBPM' (BPM (beats per minute))                     '116'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996-07-03'
'TIT2' (Title/songname/content description)         'ロシアの森'
'TKEY' (Initial key)                                '3B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'ORIGA'
'TPE2' (Band/orchestra/accompaniment)               'ORIGA'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'EASTWORLD'
'TRCK' (Track number/Position in set)               '2/4'
'TSO2'                                              'ORIGA'
'TSOP' (Performer sort order)                       'ORIGA'
'TSRC' (ISRC (international standard recording code))  'JPTO09607360'
'TXXX:ASIN'                                         'B0000565UK'
'TXXX:Artists'                                      'ORIGA'
'TXXX:BARCODE'                                      '4988006133150'
'TXXX:CATALOGNUMBER'                                'TOCP-8896'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  'b5536488-a4da-4e87-9779-d5351c00729d'
'TXXX:MusicBrainz Album Id'                         '28265a79-c10f-44e8-ac4c-e0cf566e68fe'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'b5536488-a4da-4e87-9779-d5351c00729d'
'TXXX:MusicBrainz Release Group Id'                 '8165e21f-46d1-311e-a1b3-f6332d53e979'
'TXXX:MusicBrainz Release Track Id'                 '482281ee-f4d0-3130-9497-0f8e0853f669'
'TXXX:MusicMagic Data'                              'AgEAhEtoleK3M8HRgokIIzwejKyDsoACDm6bmjjnh7nf+rM0i8cFb6qBlVqnG5n/g66AAeQYJAHzY8/+gHe7Dwrl7Xus1MMugAKAAahgp37DGYRN5cJLj5WMhESBE/R4mqFDTqJ34rOjRIUE+L6spbWNuhmc3oMmgaXoIMpdEUvYG4CCzpsGmv3sq/nNNIVRgqI='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:discogstags'                                  ['j-pop', 'downtempo', 'pop', 'electronic']
'TXXX:lastfmtags'                                   ['russian', 'soundtrack', 'female vocalists', 'anime', 'japanese']
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.511065'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e0171f1f-cc12-40da-9792-952d82b4a860')

========================== row from database ==========================
                                              'id'  1321959
                                            'path'  /data/Music/Bulk/00poprockelectronic/ORIGA/aria/02.rosiano_.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  336
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  5439301
                                           'mtime'  1628353834
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02.rosiano_ electronic we electropop or synthpop
                                      'tag_artist'  ORIGA
                                     'tag_release'  aria
                                       'tag_title'  ロシアの森
                                             'bpm'  116.0
                                    'search_title'  'rosiano森':2 'ロシアの森':1
                                   'search_artist'  'origa':1
                                  'search_release'  'aria':1
                                     'search_rest'  '00poprockelectronic':1 '02':2 '02rosiano':4 'electronic':5 'electropop':7 'or':8 'rosiano':3 'synthpop':9 'we':6
                                    'search_combo'  '00poprockelectronic':5 '02':6 '02rosiano':8 'aria':4C 'electronic':9 'electropop':11 'or':12 'origa':3B 'rosiano':7 'rosiano森':2A 'synthpop':13 'we':10 'ロシアの森':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['russian', 'soundtrack', 'female vocalists', 'anime', 'japanese']
                                        'tag_date'  1996
                                     'discogstags'  ['j-pop', 'downtempo', 'pop', 'electronic']

============================== file details ==============================
                                           'mtime'  1628353833.843527  (2021-08-07 18:30:33)
                             'size'  5439301