======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '188'
                                          'artist'  'Breda  Jazz'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'My Angeline'
                                           'quals'  ("['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb'
                                             'bpm'  '88.4'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '88.4'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb'
'TIT2' (Title/songname/content description)         'My Angeline'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Breda  Jazz'
'TXXX:MusicMagic Data'                              'AQEBWmWdhXSuNZVegWXgaV6wgAGEfIOeJ2uuFzvYhhLgIIABgAEgTaotgEjHZIkcgTWAAfE7MRMlfJGRgAGzChp4933H6M2+gAKAAQ=='
'TXXX:MusicMagic Fingerprint'                       'AQClEI0a5i08LYof1h3dHY4ctB81JxEZGx1xFB4WyQi7EIALIg/0COQZCReCE2EOPwk6Bt8FNgNNAb4BQQB/AEcAGgATABAADQAMAAsACwAK//wVh+o9Mii+DhC30oAZTNOrG2AX9xvV57//ghbw/j72r/yBCp79O/lDCnb90gSN/WkBYACXADMAPAAxAAP/8AAAAAAAAAAAAAAAAAAAAAAAHwkKDPVGuDAV8VwIzBw573IDmM1a+vDtvvxA608A4vKl9H8Bevtl0krjz+qs8Av1//ru/L39EP6//tD/tf/I/+j/8f/z//b/+f/5//r/+v/vAbcCqRHZAz4XIwTD9JkWMNfJPIsj+tF48Cy9uPtbCmv3jenDAkgG7PIi7yHxxP4v+qD/yPxc/9v+y//V//b//v/7//3//f/+//7//v//AA4D4/BpFH7erfzsAXYFdvsa8p3+LhIqZgf6HtEO/Av/7gtj/qsAX/0E41gHRu3sAVD9hv6PAEj/tgBD/90ALwAOAAYAAwABAAIAAgACAAL/2PaGANzV5yOG7er3mAjG7oUX7jtIHcsZLPbSDd37MNy85o0HV/KYxMH96uaS/IDx2vme+x/9+f9f/1//1v/B/+7/9//3//n/+//8//z//QAW/JwF4tLXDWsr5/+HA9DhNDnc2swuoe5GB6zUX/iw+8IaEw5hDqYMrfDqDZTvQwN4AX8BjQBiACMAWwAv/+oAGQAFAAYABAAEAAQAAwADREA9Ng=='
'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'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.14 dB'
'TXXX:replaygain_track_peak'                        '0.434098'

========================== row from database ==========================
                                              'id'  1495376
                                            'path'  /data/Music/Other/Pa/Dixieland/Breda  Jazz/My Angeline.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  188
                                           'genre'  prerock-jb
                                        'filesize'  3780738
                                           'mtime'  1678985141
                                   'redo_metaread'  0
                                        'rest_str'   Pa Dixieland prerock jb
                                      'tag_artist'  Breda  Jazz
                                     'tag_release'  None
                                       'tag_title'  My Angeline
                                             'bpm'  88.4
                                    'search_title'  'angeline':2 'my':1
                                   'search_artist'  'breda':1 'jazz':2
                                  'search_release'  
                                     'search_rest'  'dixieland':2 'jb':4 'pa':1 'prerock':3
                                    'search_combo'  'angeline':2A 'breda':3B 'dixieland':6 'jazz':4B 'jb':8 'my':1A 'pa':5 'prerock':7
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678985140.741574  (2023-03-16 17:45:40)
                             'size'  3780738