======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '86'
                                          'artist'  'MONSTER OST'
                                     'text_people'  ''
                                         'release'  'MONSTER OST'
                                           'title'  'GRAIN (OP)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'dark ambient', 'anime', 'doce lar', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '93.113'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '2004.06.23@smm/wbs'
'COMM::jpn'                                         '#NIPPONSEI @ IRC.RIZON.NET'
'COMM:ID3v1 Comment:XXX'                            '2004.06.23@smm/wbs'
'COMM:iTunNORM:eng'                                 (' 00000CFA 000007AA 00002A6A 00001CB5 0000A8FC 00010E45 0000799A 000079D4 '
 '0000A913 0000A913')
'TALB' (Album/Movie/Show title)                     'MONSTER OST'
'TBPM' (BPM (beats per minute))                     '93.113'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'SuperTagEditor Ver 2.00ƒÀ7'
'TIT2' (Title/songname/content description)         'GRAIN (OP)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'MONSTER OST'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'dark ambient', 'anime', 'doce lar', 'ambient']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.42 dB'
'TXXX:replaygain_track_peak'                        '0.491080'
'USLT::jpn'                                         '#NIPPONSEI @ IRC.RIZON.NET'

========================== row from database ==========================
                                              'id'  261059
                                            'path'  /data/Music/Bulk/0soundtrack/MONSTER (anime ost)/02 GRAIN (opening theme).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  86
                                           'genre'  soundtrack-video
                                        'filesize'  2076624
                                           'mtime'  1628352577
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack (anime ost) 02 (opening theme) soundtrack video
                                      'tag_artist'  MONSTER OST
                                     'tag_release'  MONSTER OST
                                       'tag_title'  GRAIN (OP)
                                             'bpm'  93.113
                                    'search_title'  'grain':1 'op':2,3
                                   'search_artist'  'monster':1 'ost':2
                                  'search_release'  'monster':1 'ost':2
                                     'search_rest'  '0soundtrack':1 'anime':2,3 'opening':6,7 'ost':4,5 'soundtrack':10 'theme':8,9 'video':11
                                    'search_combo'  '0soundtrack':8 'anime':9,10 'grain':1A 'monster':4B,6C 'op':2A,3A 'opening':13,14 'ost':5B,7C,11,12 'soundtrack':17 'theme':15,16 'video':18
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'dark ambient', 'anime', 'doce lar', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628352576.6389987  (2021-08-07 18:09:36)
                             'size'  2076624