======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '206'
                                          'artist'  'The Es-Shades'
                                     'text_people'  ''
                                         'release'  'Tape No232 - Unchain My Heart'
                                           'title'  'Good Lovin'
                                           '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-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '123.5'
                                             'key'  '5B'
                                        '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 No232 - Unchain My Heart'
'TBPM' (BPM (beats per minute))                     '123.5'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'Good Lovin'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Es-Shades'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '05'
'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'                                      '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+22.80 dB'
'TXXX:replaygain_track_peak'                        '0.024314'
'TXXX:tracknum'                                     '05'

========================== row from database ==========================
                                              'id'  507263
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT232/05 - The Es-Shades - Good Lovin (1966 US) (B-W).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  206
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  5022170
                                           'mtime'  1620385423
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT232 05 (1966 US) (B W) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Es-Shades
                                     'tag_release'  Tape No232 - Unchain My Heart
                                       'tag_title'  Good Lovin
                                             'bpm'  123.5
                                    'search_title'  'good':1 'lovin':2
                                   'search_artist'  'es':2 'esshades':4 'shades':3 'the':1
                                  'search_release'  'heart':5 'my':4 'no232':2 'tape':1 'unchain':3
                                     'search_rest'  '1966':6,7 'b':10,11 'blogspot':2 'com':3 'garage':16,18 'garagetapes':1,21 'garagetapesblogspotcom':4 'gr':15 'gt232':5 'pl':20 'rock':14 'set':17,19 'us':8,9 'w':12,13
                                    'search_combo'  '1966':17,18 'b':21,22 'blogspot':13 'com':14 'es':4B 'esshades':6B 'garage':27,29 'garagetapes':12,32 'garagetapesblogspotcom':15 'good':1A 'gr':26 'gt232':16 'heart':11C 'lovin':2A 'my':10C 'no232':8C 'pl':31 'rock':25 'set':28,30 'shades':5B 'tape':7C 'the':3B 'unchain':9C 'us':19,20 'w':23,24
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385422.7157419  (2021-05-07 13:03:42)
                             'size'  5022170