======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '119'
                                          'artist'  "Stevie Steven's Combo"
                                     'text_people'  ''
                                         'release'  'Tape No205 - Just Like That'
                                           'title'  "Ronnie's Groove"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '111.6'
                                             'key'  '3A'
                                        '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 No205 - Just Like That'
'TBPM' (BPM (beats per minute))                     '111.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         "Ronnie's Groove"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               "Stevie Steven's Combo"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'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'                                      'US'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+24.57 dB'
'TXXX:replaygain_track_peak'                        '0.020914'
'TXXX:tracknum'                                     '13'

========================== row from database ==========================
                                              'id'  1520446
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT205/13 - Stevie Steven_s Combo - Ronnie_s Groove (196 US) (Ricky C).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  119
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  2930546
                                           'mtime'  1620385250
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT205 13 Steven_s Ronnie_s (196 US) (Ricky C) rock gr garage;set pl garagetapes
                                      'tag_artist'  Stevie Steven's Combo
                                     'tag_release'  Tape No205 - Just Like That
                                       'tag_title'  Ronnie's Groove
                                             'bpm'  111.6
                                    'search_title'  'groove':4 'ronnie':1 'ronnies':3 's':2
                                   'search_artist'  'combo':5 's':3 'steven':2 'stevens':4 'stevie':1
                                  'search_release'  'just':3 'like':4 'no205':2 'tape':1 'that':5
                                     'search_rest'  '196':10,11 'blogspot':2 'c':16,17 'com':3 'garage':20,22 'garagetapes':1,25 'garagetapesblogspotcom':4 'gr':19 'gt205':5 'pl':24 'ricky':14,15 'rock':18 'ronnie':8 's':7,9 'set':21,23 'steven':6 'us':12,13
                                    'search_combo'  '196':24,25 'blogspot':16 'c':30,31 'com':17 'combo':9B 'garage':34,36 'garagetapes':15,39 'garagetapesblogspotcom':18 'gr':33 'groove':4A 'gt205':19 'just':12C 'like':13C 'no205':11C 'pl':38 'ricky':28,29 'rock':32 'ronnie':1A,22 'ronnies':3A 's':2A,7B,21,23 'set':35,37 'steven':6B,20 'stevens':8B 'stevie':5B 'tape':10C 'that':14C 'us':26,27
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385249.767628  (2021-05-07 13:00:49)
                             'size'  2930546