======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '465'
                                          'artist'  'Preservation Hall Jazz Band'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Milenburg joys'
                                           'quals'  ("['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'q-drums-4', "
 "'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-SYN-1', 'Q-UNU-1', 'Q-CHART-2', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz'
                                             'bpm'  '100.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '100.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz'
'TIT2' (Title/songname/content description)         'Milenburg joys'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Preservation Hall Jazz Band'
'TRCK' (Track number/Position in set)               '06'
'TXXX:MusicMagic Data'                              'AgEAOh/MpO+Wi5nugJvz4UDSk86AkoB1/L2fiimVgSjomoABgAEQobKmg7vpv47Og1OAAb/YnHbPbrmXgAG4qxCY1m+4G6WDgAKAAZY/mdafsYEjI4I/KKScgNqCJQPDoegfyIEp32yPH4UcGE654Y+z6N6HiYTqgnK4XcQQzUOg74ABqnsO1dlXtF6fyoLYgAE='
'TXXX:MusicMagic Fingerprint'                       'ARFeMLYe1CMFHwoXVxnPFqEUThaBEr8RxxJUHfkQpxJ4DKsW/xRdCZsiBib1GJ8TfQo5CrYKpggrBiUE2QQIA5gDlgKbAtsCvAJkAnoCFQJZ+6y/e+sz5ojv2+aMBVz4XgJTAGADGQBSBHBOCxG8ABoFMfpu+oL9/g6FNZj/fhC3BWcIfwhFA5kDpAOBAfoBbwKYAQoA2QF8APkATAFMALwDPTNqDh8KXfxa3hL4wQmv9HQLtAcUACPnjgzWE8MJl/ysr+HuF/zb31EfVth2BV/6ZvvNCD/8zgFW/oj/7ABQ/6b+gf3fAO7/RP8d/9X/cv6KAP0CJf7axPDBlPjcAfD95BasC9cFlgekyif3jwRLAzQIRDV0CNkFsxzSGC0RAAtOB+UK+wWiAzwDHwTzBAsDYAH9AhMC+QHRAZABwQHjAeUJwQnsDZcQAL+rCPYI2gdJ+DT2Vf60MtwgIf+I28b0s+MpCp0D6yOGxqYLCO5XAW8FK/MaA9L8RwDH/1P/mgAEAdf/gv72Aa//yAEhAAX/ttPl/aQWxS3wE4ILNAEf9qEoZPRyB6zqHABA/BbmU/kp2UtFzgZD3Dn+gxOe/jn3n/4H/2P/Lf7h/p8B9P2Y/mgAcv0n//r/S/9UARH/VAJ4IGwHXf+A/1LZhf0l/yABjAfI5PXyg9stLHMG7fKT9dZJMxakATPONvun9/Xz/fUt9DD0wfnu+kD7QPzO+RD9Svyn/yf+Uf5+/wj/NwCARD04Ig=='
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.29 dB'
'TXXX:replaygain_track_peak'                        '0.619093'

========================== row from database ==========================
                                              'id'  1495228
                                            'path'  /data/Music/Other/Pa/Jazz/Preservation Hall JB/Milenburg joys.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  465
                                           'genre'  prerock-jb-jazz
                                        'filesize'  7459556
                                           'mtime'  1674606576
                                   'redo_metaread'  0
                                        'rest_str'   Pa JB prerock jb jazz
                                      'tag_artist'  Preservation Hall Jazz Band
                                     'tag_release'  None
                                       'tag_title'  Milenburg joys
                                             'bpm'  100.0
                                    'search_title'  'joys':2 'milenburg':1
                                   'search_artist'  'band':4 'hall':2 'jazz':3 'preservation':1
                                  'search_release'  
                                     'search_rest'  'jazz':4 'jb':2 'pa':1 'prerock':3
                                    'search_combo'  'band':6B 'hall':4B 'jazz':5B,10 'jb':8 'joys':2A 'milenburg':1A 'pa':7 'prerock':9 'preservation':3B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-SYN-1', 'Q-UNU-1', 'Q-CHART-2', 'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674606575.8918986  (2023-01-25 01:29:35)
                             'size'  7459556