======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '272'
                                          'artist'  'George Duning'
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                                         'release'  'Jazz On Film... Crime Jazz - Disc 7'
                                           'title'  'Small Town Boy, Mighty Pretty Territory There'
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                                      'lastfmtags'  "['soundtrack', 'instrumental', 'all', 'american film score composers']"
                                     'discogstags'  "['stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
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                                             'bpm'  '142.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Jazz On Film... Crime Jazz - Disc 7'
'TBPM' (BPM (beats per minute))                     '142.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'Small Town Boy, Mighty Pretty Territory There'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'George Duning'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '7'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'stage & screen'
'TXXX:lastfmtags'                                   ['soundtrack', 'instrumental', 'all', 'american film score composers']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.17 dB'
'TXXX:replaygain_track_peak'                        '0.495051'

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/0soundtrack/Nelson Riddle - cd07 - the naked city & the untouchables/06. George Duning - Small Town Boy, Mighty Pretty Territory There.mp3
                                         'working'  None
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                                    'duration_sec'  272
                                           'genre'  soundtrack-video
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                                           'mtime'  1636915160
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                                      'tag_artist'  George Duning
                                     'tag_release'  Jazz On Film... Crime Jazz - Disc 7
                                       'tag_title'  Small Town Boy, Mighty Pretty Territory There
                                             'bpm'  142.0
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                                   'search_artist'  'duning':2 'george':1
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                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'instrumental', 'all', 'american film score composers']
                                        'tag_date'  2014
                                     'discogstags'  ['stage & screen']

============================== file details ==============================
                                           'mtime'  1636915160.4712024  (2021-11-14 19:39:20)
                             'size'  10972276