======================== unified (from filesystem) ========================
                                         'bitrate'  '193.791'
                                        'duration'  '208'
                                          'artist'  'Smoke City'
                                     'text_people'  ''
                                         'release'  'Chillout Sessions (1)'
                                           'title'  'Under Water Love'
                                           'quals'  "['q-bass-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '144.6'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Chillout Sessions (1)'
'TBPM' (BPM (beats per minute))                     '144.6'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Under Water Love'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Smoke City'
'TRCK' (Track number/Position in set)               '4'
'TXXX:MusicMagic Data'                              'AgEA/NrVr9yRIqnBgkzU8WaGnOqNo4u/zFyTzlQIp/LTIIABgAHTaLFpqs/GEIcMgQyAAd7zhTkclun4gAHlfuJX7l+4586pgAKAAZKvp12xeYNKAoA26aj1gyeEd/Clm8Q0EZZE5g6SPoU/8Ii0o6R71YWdwIUMgRrYrsY98Xe9GIckxQL/uvU0pBm8YpDUgh8='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'

========================== row from database ==========================
                                              'id'  1538123
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/Smoke City/Under Water Love.mp3
                                         'working'  None
                                         'bitrate'  194
                                    'duration_sec'  208
                                           'genre'  
                                        'filesize'  5052622
                                           'mtime'  1662800315
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1]
                                      'tag_artist'  Smoke City
                                     'tag_release'  Chillout Sessions (1)
                                       'tag_title'  Under Water Love
                                             'bpm'  144.6
                                    'search_title'  'love':3 'under':1 'water':2
                                   'search_artist'  'city':2 'smoke':1
                                  'search_release'  '1':3,4 'chillout':1 'sessions':2
                                     'search_rest'  '0yay1':2,3 'prev':4 'prevset':1 'set':5
                                    'search_combo'  '0yay1':11,12 '1':8C,9C 'chillout':6C 'city':5B 'love':3A 'prev':13 'prevset':10 'sessions':7C 'set':14 'smoke':4B 'under':1A 'water':2A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['q-bass-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800315.0484433  (2022-09-10 10:58:35)
                             'size'  5052622