======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '205'
                                          'artist'  'Lata Mangeshkar'
                                     'text_people'  ''
                                         'release'  'Anmol Ratan'
                                           'title'  'Agar Musjhse Mohabbat Hai'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['india', 'indian', 'bollywood', 'hindi', 'world']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '24'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-india;soundtrack-video'
                                             'bpm'  '145.7'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Aap Ki Parchayian'
'TALB' (Album/Movie/Show title)                     'Anmol Ratan'
'TBPM' (BPM (beats per minute))                     '145.7'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-india', 'soundtrack-video']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Agar Musjhse Mohabbat Hai'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lata Mangeshkar'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '24'
'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:lastfmtags'                                   ['india', 'indian', 'bollywood', 'hindi', 'world']
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-6.17 dB'
'TXXX:replaygain_track_peak'                        '0.942568'

========================== row from database ==========================
                                              'id'  1481802
                                            'path'  /data/Music/Bulk/00poprockelectronic/various - oldies from the melodious age (ammol ratan collection)/Agar Musjhse Mohabbat Hai - Aap Ki Parchayian.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  205
                                           'genre'  loc-asia-india;soundtrack-video
                                        'filesize'  3287515
                                           'mtime'  1621626935
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic various oldies from the melodious age (ammol ratan collection) Aap Ki Parchayian loc asia india;soundtrack video
                                      'tag_artist'  Lata Mangeshkar
                                     'tag_release'  Anmol Ratan
                                       'tag_title'  Agar Musjhse Mohabbat Hai
                                             'bpm'  145.7
                                    'search_title'  'agar':1 'hai':4 'mohabbat':3 'musjhse':2
                                   'search_artist'  'lata':1 'mangeshkar':2
                                  'search_release'  'anmol':1 'ratan':2
                                     'search_rest'  '00poprockelectronic':1 'aap':13 'age':7 'ammol':8,9 'asia':17 'collection':11,12 'from':4 'india':18,20 'ki':14 'loc':16 'melodious':6 'oldies':3 'parchayian':15 'ratan':10 'soundtrack':19,21 'the':5 'various':2 'video':22
                                    'search_combo'  '00poprockelectronic':9 'aap':21 'agar':1A 'age':15 'ammol':16,17 'anmol':7C 'asia':25 'collection':19,20 'from':12 'hai':4A 'india':26,28 'ki':22 'lata':5B 'loc':24 'mangeshkar':6B 'melodious':14 'mohabbat':3A 'musjhse':2A 'oldies':11 'parchayian':23 'ratan':8C,18 'soundtrack':27,29 'the':13 'various':10 'video':30
                                    'tag_tracknum'  24
                                      '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-1', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  ['india', 'indian', 'bollywood', 'hindi', 'world']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626934.5431967  (2021-05-21 21:55:34)
                             'size'  3287515