======================== unified (from filesystem) ========================
                                         'bitrate'  '141.718'
                                        'duration'  '328'
                                          'artist'  'Lata Mangeshkar'
                                     'text_people'  ''
                                         'release'  'Bollywood for the Skeptical'
                                           'title'  'Chandi Chhalla'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['india', 'indian', 'bollywood', 'hindi', 'world']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  '14'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-asia-india'
                                             'bpm'  '95.709'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000026EB 00000046 0000E8A8'
'COMM:iTunNORM:eng'                                 (' 000026EB 00000046 0000E8A8 0000582B 00016B5E 00017E24 0000785C 0000780E '
 '00005272 00005272')
'COMM:iTunes_CDDB_1:eng'                            'CC0FF90E+306825+14+150+23890+39785+55762+70992+96435+124670+147580+167482+186930+209290+233935+260560+278780'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '11'
'TALB' (Album/Movie/Show title)                     'Bollywood for the Skeptical'
'TBPM' (BPM (beats per minute))                     '95.709'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-india'
'TENC' (Encoded by)                                 'iTunes v4.6'
'TIT2' (Title/songname/content description)         'Chandi Chhalla'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lata Mangeshkar'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '05/14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['india', 'indian', 'bollywood', 'hindi', 'world']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.28 dB'
'TXXX:replaygain_track_peak'                        '0.395079'

========================== row from database ==========================
                                              'id'  782397
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Lounge/Bollywood for the Skeptical/05 - Chandi Chhalla.mp3
                                         'working'  None
                                         'bitrate'  141
                                    'duration_sec'  328
                                           'genre'  loc-asia-india
                                        'filesize'  5825397
                                           'mtime'  1621626189
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Lounge 05 loc asia india
                                      'tag_artist'  Lata Mangeshkar
                                     'tag_release'  Bollywood for the Skeptical
                                       'tag_title'  Chandi Chhalla
                                             'bpm'  95.709
                                    'search_title'  'chandi':1 'chhalla':2
                                   'search_artist'  'lata':1 'mangeshkar':2
                                  'search_release'  'bollywood':1 'for':2 'skeptical':4 'the':3
                                     'search_rest'  'asia':7 'country':4 'exotica':2 'india':8 'jazz':1 'loc':6 'lounge':5 'oldies':3
                                    'search_combo'  'asia':15 'bollywood':5C 'chandi':1A 'chhalla':2A 'country':12 'exotica':10 'for':6C 'india':16 'jazz':9 'lata':3B 'loc':14 'lounge':13 'mangeshkar':4B 'oldies':11 'skeptical':8C 'the':7C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['india', 'indian', 'bollywood', 'hindi', 'world']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626189.0836549  (2021-05-21 21:43:09)
                             'size'  5825397