======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '171'
                                          'artist'  'J.A. & The Jitterbugs'
                                     'text_people'  ''
                                         'release'  "Tape No276 - Can't You Be"
                                           'title'  "Let's Hang On"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '132.0'
                                             'key'  '5A'
                                        '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 No276 - Can't You Be"
'TBPM' (BPM (beats per minute))                     '132.0'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         "Let's Hang On"
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'J.A. & The Jitterbugs'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'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'                                      'PH'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.570919'
'TXXX:tracknum'                                     '10'

========================== row from database ==========================
                                              'id'  1503399
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT276/10 - J.A. & The Jitterbugs - Let_s Hang On (196 PH) (Silahis).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  171
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4210486
                                           'mtime'  1620385561
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT276 10 Let_s (196 PH) (Silahis) rock gr garage;set pl garagetapes
                                      'tag_artist'  J.A. & The Jitterbugs
                                     'tag_release'  Tape No276 - Can't You Be
                                       'tag_title'  Let's Hang On
                                             'bpm'  132.0
                                    'search_title'  'hang':4 'let':1 'lets':3 'on':5 's':2
                                   'search_artist'  'a':2 'j':1 'ja':3 'jitterbugs':5 'the':4
                                  'search_release'  'be':7 'can':3 'cant':5 'no276':2 't':4 'tape':1 'you':6
                                     'search_rest'  '196':8,9 'blogspot':2 'com':3 'garage':16,18 'garagetapes':1,21 'garagetapesblogspotcom':4 'gr':15 'gt276':5 'let':6 'ph':10,11 'pl':20 'rock':14 's':7 'set':17,19 'silahis':12,13
                                    'search_combo'  '196':25,26 'a':7B 'be':17C 'blogspot':19 'can':13C 'cant':15C 'com':20 'garage':33,35 'garagetapes':18,38 'garagetapesblogspotcom':21 'gr':32 'gt276':22 'hang':4A 'j':6B 'ja':8B 'jitterbugs':10B 'let':1A,23 'lets':3A 'no276':12C 'on':5A 'ph':27,28 'pl':37 'rock':31 's':2A,24 'set':34,36 'silahis':29,30 't':14C 'tape':11C 'the':9B 'you':16C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385560.9045122  (2021-05-07 13:06:00)
                             'size'  4210486