======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '179'
                                          'artist'  'Lili Ivanova'
                                     'text_people'  ''
                                         'release'  'Tape No223 - Venus'
                                           'title'  'Venera'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bulgarian', 'female vocalists', 'estrada', 'pop', 'big bang observer']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '84.8'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.gr/'
'TALB' (Album/Movie/Show title)                     'Tape No223 - Venus'
'TBPM' (BPM (beats per minute))                     '84.8'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Venera'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lili Ivanova'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'BG'
'TXXX:lastfmtags'                                   ['bulgarian', 'female vocalists', 'estrada', 'pop', 'big bang observer']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+16.39 dB'
'TXXX:replaygain_track_peak'                        '0.073126'
'TXXX:tracknum'                                     '11'

========================== row from database ==========================
                                              'id'  501656
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT223/11 - Lili Ivanova - Venera (1969 BG).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  179
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4363473
                                           'mtime'  1620385375
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT223 11 (1969 BG) rock gr garage;set pl garagetapes
                                      'tag_artist'  Lili Ivanova
                                     'tag_release'  Tape No223 - Venus
                                       'tag_title'  Venera
                                             'bpm'  84.8
                                    'search_title'  'venera':1
                                   'search_artist'  'ivanova':2 'lili':1
                                  'search_release'  'no223':2 'tape':1 'venus':3
                                     'search_rest'  '1969':6,7 'bg':8,9 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt223':5 'pl':16 'rock':10 'set':13,15
                                    'search_combo'  '1969':12,13 'bg':14,15 'blogspot':8 'com':9 'garage':18,20 'garagetapes':7,23 'garagetapesblogspotcom':10 'gr':17 'gt223':11 'ivanova':3B 'lili':2B 'no223':5C 'pl':22 'rock':16 'set':19,21 'tape':4C 'venera':1A 'venus':6C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['bulgarian', 'female vocalists', 'estrada', 'pop', 'big bang observer']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385375.0980673  (2021-05-07 13:02:55)
                             'size'  4363473