======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '206'
                                          'artist'  '7 Mladih'
                                     'text_people'  ''
                                         'release'  'Tape No288 - Covering The Sounds Of The Beach Boys'
                                           'title'  'Sloop John B'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'q-bass-2', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-drums-1', "
 "'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'Q-CHART-1', 'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['all', 'yugoslavia', 'dixieland jazz', 'moja muzika']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '121.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Tape No288 - Covering The Sounds Of The Beach Boys'
'TBPM' (BPM (beats per minute))                     '121.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Sloop John B'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               '7 Mladih'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'ex Yugoslavia'
'TXXX:lastfmtags'                                   ['all', 'yugoslavia', 'dixieland jazz', 'moja muzika']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+6.63 dB'
'TXXX:replaygain_track_peak'                        '0.253971'

========================== row from database ==========================
                                              'id'  1486422
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT288/03 - 7 Mladih - Sloop John B (1967 ex Yugoslavia).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  206
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  5035187
                                           'mtime'  1620385590
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT288 03 (1967 ex Yugoslavia) rock gr garage;set pl garagetapes
                                      'tag_artist'  7 Mladih
                                     'tag_release'  Tape No288 - Covering The Sounds Of The Beach Boys
                                       'tag_title'  Sloop John B
                                             'bpm'  121.6
                                    'search_title'  'b':3 'john':2 'sloop':1
                                   'search_artist'  '7':1 'mladih':2
                                  'search_release'  'beach':7 'boys':8 'covering':3 'no288':2 'of':6 'sounds':5 'tape':1 'the':4
                                     'search_rest'  '1967':6,7 'blogspot':2 'com':3 'ex':8 'garage':13,15 'garagetapes':1,18 'garagetapesblogspotcom':4 'gr':12 'gt288':5 'pl':17 'rock':11 'set':14,16 'yugoslavia':9,10
                                    'search_combo'  '1967':19,20 '7':4B 'b':3A 'beach':12C 'blogspot':15 'boys':13C 'com':16 'covering':8C 'ex':21 'garage':26,28 'garagetapes':14,31 'garagetapesblogspotcom':17 'gr':25 'gt288':18 'john':2A 'mladih':5B 'no288':7C 'of':11C 'pl':30 'rock':24 'set':27,29 'sloop':1A 'sounds':10C 'tape':6C 'the':9C 'yugoslavia':22,23
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-1', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-2']
                                      'lastfmtags'  ['all', 'yugoslavia', 'dixieland jazz', 'moja muzika']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385590.1378381  (2021-05-07 13:06:30)
                             'size'  5035187