======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '211'
                                          'artist'  'Yoko Kanno / Yoko Kanno / Yoko Kanno'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-movies'
                                             'bpm'  '137.385'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:MusicMatch_Path:XXX'                          'C:\\My Music\\Cowboy Beebop - Tank! (Main Theme).mp3'
'COMM:䥄㍶ㄠ䍯浭敮:XXX'                                   '嬠䱡奥刷⁝\u2072楰❤\u2062礠獬\ue479'
'TBPM' (BPM (beats per minute))                     '137.385'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-movies'
'TDRC' (Recording time)                             '1999'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '211000'
'TPE1' (Lead performer(s)/Soloist(s))               'Yoko Kanno / Yoko Kanno / Yoko Kanno'
'TRCK' (Track number/Position in set)               '1'
'TXXX:ALBUM'                                        ['Cowboy Bebop OST 1: The Red Al', 'Cowboy Bebop OST 1']
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:TITLE'                                        'Tank!'
'TXXX:q-bass'                                       '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.58 dB'
'TXXX:replaygain_track_peak'                        '0.449131'

========================== row from database ==========================
                                              'id'  260649
                                            'path'  /data/Music/Bulk/0soundtrack/Yoko Kanno/Cowboy Bebop Ost 1  The Red Album/MBZ;#Yoko Kanno;#Cowboy Bebop OST 1 The Red Album;#01;#Tank!.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  211
                                           'genre'  soundtrack-video-movies
                                        'filesize'  5069179
                                           'mtime'  1642340874
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Cowboy Bebop Ost 1 The Red Album MBZ;#Yoko Kanno;#Cowboy Bebop OST 1 The Red Album;#01;#Tank! soundtrack video movies
                                      'tag_artist'  Yoko Kanno / Yoko Kanno / Yoko Kanno
                                     'tag_release'  None
                                       'tag_title'  Tank!
                                             'bpm'  137.385
                                    'search_title'  'tank':1
                                   'search_artist'  'kanno':2 'yoko':1
                                  'search_release'  
                                     'search_rest'  '01':18,21 '0soundtrack':1 '1':5 'album':8,17,20 'bebop':3 'cowboy':2,14,16 'kanno':13,15 'mbz':9,11 'movies':25 'ost':4 'red':7 'soundtrack':23 'tank':19,22 'the':6 'video':24 'yoko':10,12
                                    'search_combo'  '01':20,23 '0soundtrack':3 '1':7 'album':10,19,22 'bebop':5 'cowboy':4,16,18 'kanno':2B,15,17 'mbz':11,13 'movies':27 'ost':6 'red':9 'soundtrack':25 'tank':21,24 'the':8 'video':26 'yoko':1B,12,14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642340873.972283  (2022-01-16 14:47:53)
                             'size'  5069179