======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '283'
                                          'artist'  'saban bajramovic & mostar sevd'
                                     'text_people'  ''
                                         'release'  'a gipsy legend'
                                           'title'  '09 djelem , djelem'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['gypsy', 'balkan', 'folk', 'serbia', 'serbian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '115.458'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'a gipsy legend'
'TBPM' (BPM (beats per minute))                     '115.458'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         '09 djelem , djelem'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'saban bajramovic & mostar sevd'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['gypsy', 'balkan', 'folk', 'serbia', 'serbian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.06 dB'
'TXXX:replaygain_track_peak'                        '0.693592'

========================== row from database ==========================
                                              'id'  494724
                                            'path'  /data/Music/Bulk/00localcharacter/Saban Bajramovic - 2001 - Mostar sevdah reunion i Saban Bajramovic - a gypsy legend/09 - Djelem, Djelem.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  283
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  4539705
                                           'mtime'  1620529049
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Saban Bajramovic 2001 Mostar sevdah reunion Saban Bajramovic gypsy Djelem, Djelem loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  saban bajramovic & mostar sevd
                                     'tag_release'  a gipsy legend
                                       'tag_title'  09 djelem , djelem
                                             'bpm'  115.458
                                    'search_title'  'djelem':1
                                   'search_artist'  'bajramovic':2 'mostar':3 'saban':1 'sevd':4
                                  'search_release'  'a':1 'gipsy':2 'legend':3
                                     'search_rest'  '2001':3 'bajramovic':2 'balkan':13 'brass':18 'djelem':8,9 'gypsy':7 'klezmer':14,16 'loc':10 'mi':15,17 'mostar':4 'or':12 'reunion':6 'saban':1 'sevdah':5 'style':11
                                    'search_combo'  '2001':11 'a':6C 'bajramovic':3B,10 'balkan':21 'brass':26 'djelem':1A,16,17 'gipsy':7C 'gypsy':15 'klezmer':22,24 'legend':8C 'loc':18 'mi':23,25 'mostar':4B,12 'or':20 'reunion':14 'saban':2B,9 'sevd':5B 'sevdah':13 'style':19
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['gypsy', 'balkan', 'folk', 'serbia', 'serbian']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620529049.4045198  (2021-05-09 04:57:29)
                             'size'  4539705