======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '230'
                                          'artist'  'Glenn Medeiros'
                                     'text_people'  ''
                                         'release'  'Легенды Ретро FM Зарубежная Дискотека 90х'
                                           'title'  " Nothing's Gonna Change My Love For You"
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'oldies', 'love', 'soul', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo;set-pl-billboard'
                                             'bpm'  '141.1'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '021'
'TALB' (Album/Movie/Show title)                     'Легенды Ретро FM Зарубежная Дискотека 90х'
'TBPM' (BPM (beats per minute))                     '141.1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-disco or italo', 'set-pl-billboard']
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         " Nothing's Gonna Change My Love For You"
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Glenn Medeiros'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '21'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'oldies', 'love', 'soul', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.564353'

========================== row from database ==========================
                                              'id'  1506432
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/Richenel - Diskoteka_Retro_90_Zar/021 Glenn Medeiros - Nothing_s Gonna Change My Love For You.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  230
                                           'genre'  electronic-we-disco or italo;set-pl-billboard
                                        'filesize'  6464375
                                           'mtime'  1620536918
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo Richenel Diskoteka_Retro_90_Zar 021 Nothing_s electronic we disco italo;set pl billboard
                                      'tag_artist'  Glenn Medeiros
                                     'tag_release'  Легенды Ретро FM Зарубежная Дискотека 90х
                                       'tag_title'   Nothing's Gonna Change My Love For You
                                             'bpm'  141.1
                                    'search_title'  'change':5 'for':8 'gonna':4 'love':7 'my':6 'nothing':1 'nothings':3 's':2 'you':9
                                   'search_artist'  'glenn':1 'medeiros':2
                                  'search_release'  '90x':11 '90х':10 'diskoteka':9 'fm':5 'legendy':2 'retro':4 'zharubezhnaya':7 'дискотека':8 'зарубежная':6 'легенды':1 'ретро':3
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '90':9 'billboard':20 'disco':3 'diskoteka':7 'electronic':13 'italo':5,15,17 'nothing':11 'pl':19 'retro':8 'richenel':6 's':12 'set':16,18 'waves':2 'we':14 'zar':10
                                    'search_combo'  '00disco':26 '00poprockelectronic':23 '90':31 '90x':22C '90х':21C 'billboard':42 'change':5A 'disco':25 'diskoteka':20C,29 'electronic':35 'fm':16C 'for':8A 'glenn':10B 'gonna':4A 'italo':27,37,39 'legendy':13C 'love':7A 'medeiros':11B 'my':6A 'nothing':1A,33 'nothings':3A 'pl':41 'retro':15C,30 'richenel':28 's':2A,34 'set':38,40 'waves':24 'we':36 'you':9A 'zar':32 'zharubezhnaya':18C 'дискотека':19C 'зарубежная':17C 'легенды':12C 'ретро':14C
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['80s', 'oldies', 'love', 'soul', 'pop']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620536918.2780392  (2021-05-09 07:08:38)
                             'size'  6464375