======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '208'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  'Indonesia - Sawaku - Music of Sarawak'
                                           'title'  'Serunai'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-asia-indonesia'
                                             'bpm'  '115.722'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'TALB' (Album/Movie/Show title)                     'Indonesia - Sawaku - Music of Sarawak'
'TBPM' (BPM (beats per minute))                     '115.722'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-indonesia'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Serunai'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.61 dB'
'TXXX:replaygain_track_peak'                        '0.914616'

========================== row from database ==========================
                                              'id'  1396879
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Indonesia - Sawaku - Music of Sarawak/07 Serunai.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  208
                                           'genre'  loc-asia-indonesia
                                        'filesize'  6871040
                                           'mtime'  1621626987
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 07 loc asia indonesia
                                      'tag_artist'  None
                                     'tag_release'  Indonesia - Sawaku - Music of Sarawak
                                       'tag_title'  Serunai
                                             'bpm'  115.722
                                    'search_title'  'serunai':1
                                   'search_artist'  None
                                  'search_release'  'indonesia':1 'music':3 'of':4 'sarawak':5 'sawaku':2
                                     'search_rest'  '00asia':1 'asia':3 'indonesia':4 'loc':2
                                    'search_combo'  '00asia':7 'asia':9 'indonesia':2C,10 'loc':8 'music':4C 'of':5C 'sarawak':6C 'sawaku':3C 'serunai':1A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626987.087706  (2021-05-21 21:56:27)
                             'size'  6871040