======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '237'
                                          'artist'  'BONNIE PINK'
                                     'text_people'  ''
                                         'release'  'Every Single Day - Complete BONNIE PINK (1995-2006)'
                                           'title'  'Kako to Genjitsu'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-3', 'q-drums-3', 'q-other-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['j pop', 'female vocalists', 'japanese', 'pop', 'jpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '145.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000014F6 00001463 000035D1 0000407A 0001D4D7 0001D4D7 00008000 00008000 '
 '00007547 00007547')
'TALB' (Album/Movie/Show title)                     'Every Single Day - Complete BONNIE PINK (1995-2006)'
'TBPM' (BPM (beats per minute))                     '145.9'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TCOP' (Copyright message)                          'Jpopsuki'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 '~AGM~'
'TIT2' (Title/songname/content description)         'Kako to Genjitsu'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'BONNIE PINK'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['j pop', 'female vocalists', 'japanese', 'pop', 'jpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.27 dB'
'TXXX:replaygain_track_peak'                        '0.419281'

========================== row from database ==========================
                                              'id'  303913
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/BONNIE PINK/Every Single Day - Complete BONNIE PINK (1995-2006)/04 Kako to Genjitsu.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  237
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  5709696
                                           'mtime'  1622821709
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 04 loc asia japan;loc asia japan jpop
                                      'tag_artist'  BONNIE PINK
                                     'tag_release'  Every Single Day - Complete BONNIE PINK (1995-2006)
                                       'tag_title'  Kako to Genjitsu
                                             'bpm'  145.9
                                    'search_title'  'genjitsu':3 'kako':1 'to':2
                                   'search_artist'  'bonnie':1 'pink':2
                                  'search_release'  '1995':7 '19952006':9 '2006':8 'bonnie':5 'complete':4 'day':3 'every':1 'pink':6 'single':2
                                     'search_rest'  'asia':2 'japan':3,5,7 'jpop':8 'loc':1,4,6
                                    'search_combo'  '1995':12C '19952006':14C '2006':13C 'asia':16 'bonnie':4B,10C 'complete':9C 'day':8C 'every':6C 'genjitsu':3A 'japan':17,19,21 'jpop':22 'kako':1A 'loc':15,18,20 'pink':5B,11C 'single':7C 'to':2A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j pop', 'female vocalists', 'japanese', 'pop', 'jpop']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821708.5558062  (2021-06-04 17:48:28)
                             'size'  5709696