======================== unified (from filesystem) ========================
                                         'bitrate'  '199.919'
                                        'duration'  '186'
                                          'artist'  'FEMM'
                                     'text_people'  'Brando Lowry/DAN OMELIO'
                                         'release'  'Femm-Isation'
                                           'title'  'Girls Night Out'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HAP-4', 'Q-HHRNBTT-1', 'Q-JZFKS-3', "
 "'Q-OLDST-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'  "['pop', 'electropop', 'electronic', 'japanese', 'j pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '13'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '114.868'
                                             'key'  '6A'
                                        'acoustid'  '78ee71d9-bdb5-49e3-9780-cecb4865efde'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Femm-Isation'
'TBPM' (BPM (beats per minute))                     '114.868'
'TCOM' (Composer)                                   'Brando Lowry/DAN OMELIO'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TCOP' (Copyright message)                          '℗ 2014 AVEX MUSIC CREATIVE INC.'
'TDRC' (Recording time)                             '2014-10-01'
'TIT2' (Title/songname/content description)         'Girls Night Out'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'FEMM'
'TPE2' (Band/orchestra/accompaniment)               'FEMM'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8/13'
'TSO2'                                              'FEMM'
'TSOP' (Performer sort order)                       'FEMM'
'TXXX:ASIN'                                         'B00NQ307YM'
'TXXX:Acoustid Id'                                  '78ee71d9-bdb5-49e3-9780-cecb4865efde'
'TXXX:BARCODE'                                      '4515793887821'
'TXXX:CATALOGNUMBER'                                'ANTCD-12489'
'TXXX:LABEL'                                        'maximum10'
'TXXX:MEDIA'                                        'Digital Media'
'TXXX:MIXER'                                        'ジンブ ヒデアキ'
'TXXX:MusicBrainz Album Artist Id'                  '89fb46cf-df36-4b71-ac2b-80ca2797525c'
'TXXX:MusicBrainz Album Id'                         'e7f25ec6-ac8c-451a-8f09-5f73f122d690'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '89fb46cf-df36-4b71-ac2b-80ca2797525c'
'TXXX:MusicBrainz Track Id'                         'a02125f4-a900-4c44-9a73-d21346aebef1'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['pop', 'electropop', 'electronic', 'japanese', 'j pop']
'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'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.354618'

========================== row from database ==========================
                                              'id'  1111416
                                            'path'  /data/Music/Bulk/00localcharacter/Femm-Isation/08 Girls Night Out.mp3
                                         'working'  None
                                         'bitrate'  199
                                    'duration_sec'  186
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  4761702
                                           'mtime'  1620592619
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 08 loc asia japan;loc asia japan jpop
                                      'tag_artist'  FEMM
                                     'tag_release'  Femm-Isation
                                       'tag_title'  Girls Night Out
                                             'bpm'  114.868
                                    'search_title'  'girls':1 'night':2 'out':3
                                   'search_artist'  'femm':1
                                  'search_release'  'femm':1 'femmisation':3 'isation':2
                                     'search_rest'  'asia':2 'japan':3,5,7 'jpop':8 'loc':1,4,6
                                    'search_combo'  'asia':9 'femm':4B,5C 'femmisation':7C 'girls':1A 'isation':6C 'japan':10,12,14 'jpop':15 'loc':8,11,13 'night':2A 'out':3A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'electropop', 'electronic', 'japanese', 'j pop']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592619.0219495  (2021-05-09 22:36:59)
                             'size'  4761702