======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '380'
                                          'artist'  'Joyce Sims'
                                     'text_people'  ''
                                         'release'  'Легенды Ретро FM Зарубежная Дискотека 90х'
                                           'title'  ' Lifetime love (Hard club mix)'
                                           'quals'  ("['Q-HAP-4', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'soul', 'funk', 'female vocalists', 'deep house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '39'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '143.4'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '039'
'TALB' (Album/Movie/Show title)                     'Легенды Ретро FM Зарубежная Дискотека 90х'
'TBPM' (BPM (beats per minute))                     '143.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         ' Lifetime love (Hard club mix)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Joyce Sims'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '39'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'soul', 'funk', 'female vocalists', 'deep house']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.583277'

========================== row from database ==========================
                                              'id'  1328197
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/Richenel - Diskoteka_Retro_90_Zar/039 Joyce Sims - Lifetime love (Hard club mix).mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  380
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  10666432
                                           'mtime'  1620610420
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo Richenel Diskoteka_Retro_90_Zar 039 electronic we disco or italo
                                      'tag_artist'  Joyce Sims
                                     'tag_release'  Легенды Ретро FM Зарубежная Дискотека 90х
                                       'tag_title'   Lifetime love (Hard club mix)
                                             'bpm'  143.4
                                    'search_title'  'club':5 'hard':3,4 'lifetime':1 'love':2 'mix':6,7
                                   'search_artist'  'joyce':1 'sims':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 'disco':3 'diskoteka':7 'electronic':11 'italo':5 'or':13 'retro':8 'richenel':6 'waves':2 'we':12 'zar':10
                                    'search_combo'  '00disco':24 '00poprockelectronic':21 '90':29 '90x':20C '90х':19C 'club':5A 'disco':23 'diskoteka':18C,27 'electronic':31 'fm':14C 'hard':3A,4A 'italo':25 'joyce':8B 'legendy':11C 'lifetime':1A 'love':2A 'mix':6A,7A 'or':33 'retro':13C,28 'richenel':26 'sims':9B 'waves':22 'we':32 'zar':30 'zharubezhnaya':16C 'дискотека':17C 'зарубежная':15C 'легенды':10C 'ретро':12C
                                    'tag_tracknum'  39
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['80s', 'soul', 'funk', 'female vocalists', 'deep house']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620610419.9918823  (2021-05-10 03:33:39)
                             'size'  10666432