======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '338'
                                          'artist'  'Tata Mirando'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Bessarabyanka'
                                           'quals'  ("['Q-OLDST-1', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-3', 'q-vocals-1', 'Q-HAP-3', 'Q-SYN-1', "
 "'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '144.0'
                                             'key'  'G m'  (6A)
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '144.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TIT2' (Title/songname/content description)         'Bessarabyanka'
'TKEY' (Initial key)                                'G m'
'TPE1' (Lead performer(s)/Soloist(s))               'Tata Mirando'
'TRCK' (Track number/Position in set)               '10'
'TXXX:MusicMagic Data'                              'AgEBXLYXi0ezY8w2gsHHAEDQgAGCvIB1NBCt+AbvgAH5kIABgvMmQq6mgAG6/bxHhRSAAeTT0iDKkoABgj27jC9syAu207cOgAKAAYpdshK6RINVDDg3XoABgamAFjP4tUUC9IBt+3uOooTpLAeu94ABw9uzeIZcgAHWv8xkxHOAAYDEx2Yyw8vesjGwW4ACgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'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'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.476674'

========================== row from database ==========================
                                              'id'  1495586
                                            'path'  /data/Music/Other/Pa/Volksmuziek/Tata Mirando/10 Bessarabyanka.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  338
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  6772398
                                           'mtime'  1621354422
                                   'redo_metaread'  0
                                        'rest_str'   Pa Volksmuziek 10 loc style gypsy or balkan or klezmer
                                      'tag_artist'  Tata Mirando
                                     'tag_release'  None
                                       'tag_title'  Bessarabyanka
                                             'bpm'  144.0
                                    'search_title'  'bessarabyanka':1
                                   'search_artist'  'mirando':2 'tata':1
                                  'search_release'  
                                     'search_rest'  'balkan':7 'gypsy':5 'klezmer':8 'loc':3 'or':6 'pa':1 'style':4 'volksmuziek':2
                                    'search_combo'  'balkan':10 'bessarabyanka':1A 'gypsy':8 'klezmer':11 'loc':6 'mirando':3B 'or':9 'pa':4 'style':7 'tata':2B 'volksmuziek':5
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  G m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-3', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621354422.2887096  (2021-05-18 18:13:42)
                             'size'  6772398