======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '600'
                                          'artist'  'Bijan Mortazavi'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Faraway'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-PIANO-3', 'q-chart-2', "
 "'q-drums-1', 'q-other-3', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['persian', 'iran', 'violin', 'world', 'iranian']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '141.314'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '141.314'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Faraway'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bijan Mortazavi'
'TPE2' (Band/orchestra/accompaniment)               'Bijan Mortazavi'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['persian', 'iran', 'violin', 'world', 'iranian']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+11.27 dB'
'TXXX:replaygain_track_peak'                        '0.196171'

========================== row from database ==========================
                                              'id'  1351400
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Bijan Mortazavi - Faraway [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  600
                                           'genre'  
                                        'filesize'  14407974
                                           'mtime'  1652397944
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] []
                                      'tag_artist'  Bijan Mortazavi
                                     'tag_release'  None
                                       'tag_title'  Faraway
                                             'bpm'  141.314
                                    'search_title'  'faraway':1
                                   'search_artist'  'bijan':1 'mortazavi':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':4 'bijan':2B 'faraway':1A 'files':8,9 'loose':6,7 'mortazavi':3B 'unsorted':5
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-PIANO-3', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['persian', 'iran', 'violin', 'world', 'iranian']
                                        'tag_date'  2008
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1652397944.03107  (2022-05-13 01:25:44)
                             'size'  14407974