======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '220'
                                          'artist'  'Tata Mirando'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'A pacsirta  (le rossignol)'
                                           '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-1', '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'  '7'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '126.5'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '126.5'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TIT2' (Title/songname/content description)         'A pacsirta  (le rossignol)'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tata Mirando'
'TRCK' (Track number/Position in set)               '7'
'TXXX:MusicMagic Data'                              'AQEBWbwdj8qvq7IdguBXvRs/gAGB2YACHOLLDfxWgAH0ZIABlJoRgq0NgAHcj93DiXqAAdrjl9vXLYABgMG/6jNC5aW7uLeggAKAAQ=='
'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'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.05 dB'
'TXXX:replaygain_track_peak'                        '0.399419'

========================== row from database ==========================
                                              'id'  1495163
                                            'path'  /data/Music/Other/Pa/Volksmuziek/Tata Mirando/07 A pacsirta  (le rossignol).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  220
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  4418410
                                           'mtime'  1621354422
                                   'redo_metaread'  0
                                        'rest_str'   Pa Volksmuziek 07 loc style gypsy or balkan or klezmer
                                      'tag_artist'  Tata Mirando
                                     'tag_release'  None
                                       'tag_title'  A pacsirta  (le rossignol)
                                             'bpm'  126.5
                                    'search_title'  'a':1 'le':3,4 'pacsirta':2 'rossignol':5,6
                                   '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'  'a':1A 'balkan':15 'gypsy':13 'klezmer':16 'le':3A,4A 'loc':11 'mirando':8B 'or':14 'pa':9 'pacsirta':2A 'rossignol':5A,6A 'style':12 'tata':7B 'volksmuziek':10
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', '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'  1621354422.0976315  (2021-05-18 18:13:42)
                             'size'  4418410