======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '111'
                                          'artist'  "The Singin' Swingin"
                                     'text_people'  ''
                                         'release'  'Tape No191 - Time For Love'
                                           'title'  'How Can I Prove'
                                           '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-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '94.2'
                                             '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 No191 - Time For Love'
'TBPM' (BPM (beats per minute))                     '94.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'How Can I Prove'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               "The Singin' Swingin"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14'
'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'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+12.78 dB'
'TXXX:replaygain_track_peak'                        '0.074041'
'TXXX:tracknum'                                     '14'

========================== row from database ==========================
                                              'id'  1504765
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT191/14 - The Singin_ Swingin - How Can I Prove (196 US) (Troubadors).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  111
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  2752305
                                           'mtime'  1620385146
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT191 14 Singin_ (196 US) (Troubadors) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Singin' Swingin
                                     'tag_release'  Tape No191 - Time For Love
                                       'tag_title'  How Can I Prove
                                             'bpm'  94.2
                                    'search_title'  'can':2 'how':1 'i':3 'prove':4
                                   'search_artist'  'singin':2,3 'swingin':4 'the':1
                                  'search_release'  'for':4 'love':5 'no191':2 'tape':1 'time':3
                                     'search_rest'  '196':7,8 'blogspot':2 'com':3 'garage':15,17 'garagetapes':1,20 'garagetapesblogspotcom':4 'gr':14 'gt191':5 'pl':19 'rock':13 'set':16,18 'singin':6 'troubadors':11,12 'us':9,10
                                    'search_combo'  '196':20,21 'blogspot':15 'can':2A 'com':16 'for':12C 'garage':28,30 'garagetapes':14,33 'garagetapesblogspotcom':17 'gr':27 'gt191':18 'how':1A 'i':3A 'love':13C 'no191':10C 'pl':32 'prove':4A 'rock':26 'set':29,31 'singin':6B,7B,19 'swingin':8B 'tape':9C 'the':5B 'time':11C 'troubadors':24,25 'us':22,23
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  6A
                                           '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-1', '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'  1620385146.1173747  (2021-05-07 12:59:06)
                             'size'  2752305