======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '155'
                                          'artist'  'eugene jefferson'
                                     'text_people'  ''
                                         'release'  "kent 166 - stone soul sanfraciso's loadstone label"
                                           'title'  'a pretty girl dressed in brown'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '128.251'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     "kent 166 - stone soul sanfraciso's loadstone label"
'TBPM' (BPM (beats per minute))                     '128.251'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'a pretty girl dressed in brown'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'eugene jefferson'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.13 dB'
'TXXX:replaygain_track_peak'                        '0.512828'
'TXXX:tracknum'                                     '05'

========================== row from database ==========================
                                              'id'  1527543
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Various Artists - Stone Soul-San Francisco_s Loadstone Label [Kent 166] [@320]/05 - eugene jefferson - a pretty girl dressed in brown.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  155
                                           'genre'  funk or soul
                                        'filesize'  6215111
                                           'mtime'  1628357672
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk Various Artists Stone Soul San Francisco_s Loadstone Label [Kent 166] [@320] 05 funk or
                                      'tag_artist'  eugene jefferson
                                     'tag_release'  kent 166 - stone soul sanfraciso's loadstone label
                                       'tag_title'  a pretty girl dressed in brown
                                             'bpm'  128.251
                                    'search_title'  'a':1 'brown':6 'dressed':4 'girl':3 'in':5 'pretty':2
                                   'search_artist'  'eugene':1 'jefferson':2
                                  'search_release'  '166':2 'kent':1 'label':9 'loadstone':8 's':6 'sanfraciso':5 'sanfracisos':7 'soul':4 'stone':3
                                     'search_rest'  '166':14,15 '320':16,17 'artists':4 'francisco':8 'funk':2 'kent':12,13 'label':11 'loadstone':10 'or':18 's':9 'san':7 'soul':6 'stone':5 'swing':1 'various':3
                                    'search_combo'  '166':10C,31,32 '320':33,34 'a':1A 'artists':21 'brown':6A 'dressed':4A 'eugene':7B 'francisco':25 'funk':19 'girl':3A 'in':5A 'jefferson':8B 'kent':9C,29,30 'label':17C,28 'loadstone':16C,27 'or':35 'pretty':2A 's':14C,26 'san':24 'sanfraciso':13C 'sanfracisos':15C 'soul':12C,23 'stone':11C,22 'swing':18 'various':20
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357672.2015946  (2021-08-07 19:34:32)
                             'size'  6215111