======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '1307'
                                          'artist'  'Nikhil Banerjee'
                                     'text_people'  ''
                                         'release'  'Live in Bombay 1965 - Morning Ragas '
                                           'title'  'Bilaskhani Todi - Alap'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'Q-PLAY-2', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['sitar', 'world', 'indian classical', 'hindustani', 'indian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'loc-asia-india'
                                             'bpm'  '99.6'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Live in Bombay 1965 - Morning Ragas '
'TBPM' (BPM (beats per minute))                     '99.6'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-india'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Bilaskhani Todi - Alap'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nikhil Banerjee'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['sitar', 'world', 'indian classical', 'hindustani', 'indian']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+4.14 dB'
'TXXX:replaygain_track_peak'                        '0.922962'

========================== row from database ==========================
                                              'id'  1320302
                                            'path'  /data/Music/Bulk/00poprockelectronic/Nikhil Banerjee/Morning Ragas (Bombay, 65)/disc 1/Nikhil Banerjee - Live in Bombay 1965 - Morning Ragas - 01 - Bilaskhani Todi - Alap.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  1307
                                           'genre'  loc-asia-india
                                        'filesize'  20923772
                                           'mtime'  1620571584
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (Bombay, 65) disc 01 loc asia india
                                      'tag_artist'  Nikhil Banerjee
                                     'tag_release'  Live in Bombay 1965 - Morning Ragas 
                                       'tag_title'  Bilaskhani Todi - Alap
                                             'bpm'  99.6
                                    'search_title'  'alap':3 'bilaskhani':1 'todi':2
                                   'search_artist'  'banerjee':2 'nikhil':1
                                  'search_release'  '1965':4 'bombay':3 'in':2 'live':1 'morning':5 'ragas':6
                                     'search_rest'  '00poprockelectronic':1 '65':4,5 'asia':8 'bombay':2,3 'disc':6 'india':9 'loc':7
                                    'search_combo'  '00poprockelectronic':12 '1965':9C '65':15,16 'alap':3A 'asia':19 'banerjee':5B 'bilaskhani':1A 'bombay':8C,13,14 'disc':17 'in':7C 'india':20 'live':6C 'loc':18 'morning':10C 'nikhil':4B 'ragas':11C 'todi':2A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-4', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['sitar', 'world', 'indian classical', 'hindustani', 'indian']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571584.1611435  (2021-05-09 16:46:24)
                             'size'  20923772