======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '295'
                                          'artist'  'ORIGA'
                                     'text_people'  ''
                                         'release'  'aria'
                                           'title'  'aria'
                                           '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-2', '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'  '1'
                                      'tracktotal'  '4'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '123'
                                             'key'  '2B'
                                        'acoustid'  'e3977566-86e0-448a-a2fd-17ccbfa078d9'
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))                     '123'
'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)         'aria'
'TKEY' (Initial key)                                '2B'
'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)               '1/4'
'TSO2'                                              'ORIGA'
'TSOP' (Performer sort order)                       'ORIGA'
'TSRC' (ISRC (international standard recording code))  'JPTO09607350'
'TXXX:ASIN'                                         'B0000565UK'
'TXXX:Acoustid Id'                                  'e3977566-86e0-448a-a2fd-17ccbfa078d9'
'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'                 '856481c1-147b-349c-9fad-adb4fbbffb00'
'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'                                      '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.517437'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a5f740c6-4d5d-45db-911a-f4dee4c7545e')

========================== row from database ==========================
                                              'id'  1296018
                                            'path'  /data/Music/Bulk/00poprockelectronic/ORIGA/aria/01.aria.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  295
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  4780121
                                           'mtime'  1628353834
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 01.aria electronic we electropop or synthpop
                                      'tag_artist'  ORIGA
                                     'tag_release'  aria
                                       'tag_title'  aria
                                             'bpm'  123.0
                                    'search_title'  'aria':1
                                   'search_artist'  'origa':1
                                  'search_release'  'aria':1
                                     'search_rest'  '00poprockelectronic':1 '01':2 '01aria':4 'aria':3 'electronic':5 'electropop':7 'or':8 'synthpop':9 'we':6
                                    'search_combo'  '00poprockelectronic':4 '01':5 '01aria':7 'aria':1A,3C,6 'electronic':8 'electropop':10 'or':11 'origa':2B 'synthpop':12 'we':9
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  2B
                                           '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-2', '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'  1628353833.7528358  (2021-08-07 18:30:33)
                             'size'  4780121