======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '285'
                                          'artist'  'Asha Bhosale, Mohammed Rafi'
                                     'text_people'  ''
                                         'release'  'Anmol Ratan'
                                           'title'  'Aapko Pyar Chhupane Ki Buri Aadat Hai'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-SYN-1', 'Q-MIXBEAT-1', "
 "'Q-PLAY-2', 'q-bass-1', 'Q-CHART-2', 'q-drums-2', 'q-other-2', 'q-piano-1', "
 "'q-vocals-4']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '98'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-india;soundtrack-video'
                                             'bpm'  '119.7'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Neela Akash'
'TALB' (Album/Movie/Show title)                     'Anmol Ratan'
'TBPM' (BPM (beats per minute))                     '119.7'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-india', 'soundtrack-video']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Aapko Pyar Chhupane Ki Buri Aadat Hai'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Asha Bhosale, Mohammed Rafi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '98'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-7.84 dB'
'TXXX:replaygain_track_peak'                        '0.985386'

========================== row from database ==========================
                                              'id'  1481710
                                            'path'  /data/Music/Bulk/00poprockelectronic/various - oldies from the melodious age (ammol ratan collection)/Aapko Pyar Chhupane Ki Buri Aadat Hai - Neela Akash.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  285
                                           'genre'  loc-asia-india;soundtrack-video
                                        'filesize'  4574004
                                           'mtime'  1621626934
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic various oldies from the melodious age (ammol ratan collection) Neela Akash loc asia india;soundtrack video
                                      'tag_artist'  Asha Bhosale, Mohammed Rafi
                                     'tag_release'  Anmol Ratan
                                       'tag_title'  Aapko Pyar Chhupane Ki Buri Aadat Hai
                                             'bpm'  119.7
                                    'search_title'  'aadat':6 'aapko':1 'buri':5 'chhupane':3 'hai':7 'ki':4 'pyar':2
                                   'search_artist'  'asha':1 'bhosale':2,3 'mohammed':4 'rafi':5
                                  'search_release'  'anmol':1 'ratan':2
                                     'search_rest'  '00poprockelectronic':1 'age':7 'akash':14 'ammol':8,9 'asia':16 'collection':11,12 'from':4 'india':17,19 'loc':15 'melodious':6 'neela':13 'oldies':3 'ratan':10 'soundtrack':18,20 'the':5 'various':2 'video':21
                                    'search_combo'  '00poprockelectronic':15 'aadat':6A 'aapko':1A 'age':21 'akash':28 'ammol':22,23 'anmol':13C 'asha':8B 'asia':30 'bhosale':9B,10B 'buri':5A 'chhupane':3A 'collection':25,26 'from':18 'hai':7A 'india':31,33 'ki':4A 'loc':29 'melodious':20 'mohammed':11B 'neela':27 'oldies':17 'pyar':2A 'rafi':12B 'ratan':14C,24 'soundtrack':32,34 'the':19 'various':16 'video':35
                                    'tag_tracknum'  98
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626933.89158  (2021-05-21 21:55:33)
                             'size'  4574004