======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '219'
                                          'artist'  'Ravi'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Aye Meri Zohra Jabeen'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-HHRNBTT-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['new age', 'k-pop', 'french', 'punk', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '113.326'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '113.326'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'Aye Meri Zohra Jabeen'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ravi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSOA' (Album sort order)                           'Waqt'
'TSOP' (Performer sort order)                       'Ravi'
'TSOT' (Title sort order)                           'Aye Meri Zohra Jabeen'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf57.19.100'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:compatible_brands'                            'iso6mp41'
'TXXX:lastfmtags'                                   ['new age', 'k-pop', 'french', 'punk', 'rap']
'TXXX:major_brand'                                  'dash'
'TXXX:minor_version'                                '0'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.07 dB'
'TXXX:replaygain_track_peak'                        '0.305818'

========================== row from database ==========================
                                              'id'  949354
                                            'path'  /data/Music/Bulk/sns/Waqt - Aye Meri Zohra Jabeen.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  219
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  5275648
                                           'mtime'  1621630406
                                   'redo_metaread'  0
                                        'rest_str'   sns Waqt set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Ravi
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Aye Meri Zohra Jabeen
                                             'bpm'  113.326
                                    'search_title'  'aye':1 'jabeen':4 'meri':2 'zohra':3
                                   'search_artist'  'ravi':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':9 'pl':4 'set':3,6,8 'shirleyspinoza':5,7 'sns':1 'waqt':2
                                    'search_combo'  'aye':1A 'jabeen':4A 'meri':2A 'mor':16 'pl':11 'ravi':5B 'set':10,13,15 'shirley':6C 'shirleyspinoza':12,14 'sns':8 'spinoza':7C 'waqt':9 'zohra':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['new age', 'k-pop', 'french', 'punk', 'rap']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630405.630455  (2021-05-21 22:53:25)
                             'size'  5275648