======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '274'
                                          'artist'  'Ayumi Hamasaki'
                                     'text_people'  'http://j-nation.com'
                                         'release'  '(miss)understood'
                                           'title'  'Beautiful Day'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['j-pop', 'japanese', 'ayumi hamasaki', 'female vocalists', 'jpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '16'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '114.0'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_IDs:eng'                          '16+5FE2F8686D6886C5906B2819C0120D04+6661644'
'TALB' (Album/Movie/Show title)                     '(miss)understood'
'TBPM' (BPM (beats per minute))                     '114.0'
'TCOM' (Composer)                                   'http://j-nation.com'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TCOP' (Copyright message)                          'http://j-nation.com'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'ayaXaya'
'TIT2' (Title/songname/content description)         'Beautiful Day'
'TKEY' (Initial key)                                '2B'
'TOPE' (Original artist(s)/performer(s))            'http://j-nation.com'
'TPE1' (Lead performer(s)/Soloist(s))               'Ayumi Hamasaki'
'TRCK' (Track number/Position in set)               '15/16'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['j-pop', 'japanese', 'ayumi hamasaki', 'female vocalists', 'jpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.98 dB'
'TXXX:replaygain_track_peak'                        '0.345881'
'WXXX:'                                             WXXX(encoding=<Encoding.UTF16: 1>, desc='', url='http://j-nation.com')

========================== row from database ==========================
                                              'id'  1384046
                                            'path'  /data/Music/Bulk/00localcharacter/Ayumi Hamasaki/(Miss)Understood/15. Beautiful Day.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  274
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  7677952
                                           'mtime'  1637330169
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter (Miss)Understood 15. loc asia japan;loc asia japan jpop
                                      'tag_artist'  Ayumi Hamasaki
                                     'tag_release'  (miss)understood
                                       'tag_title'  Beautiful Day
                                             'bpm'  114.0
                                    'search_title'  'beautiful':1 'day':2
                                   'search_artist'  'ayumi':1 'hamasaki':2
                                  'search_release'  'miss':1 'missunderstood':3 'understood':2
                                     'search_rest'  '15':4,5 'asia':7 'japan':8,10,12 'jpop':13 'loc':6,9,11 'miss':1 'missunderstood':3 'understood':2
                                    'search_combo'  '15':11,12 'asia':14 'ayumi':3B 'beautiful':1A 'day':2A 'hamasaki':4B 'japan':15,17,19 'jpop':20 'loc':13,16,18 'miss':5C,8 'missunderstood':7C,10 'understood':6C,9
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j-pop', 'japanese', 'ayumi hamasaki', 'female vocalists', 'jpop']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330169.097741  (2021-11-19 14:56:09)
                             'size'  7677952