======================== unified (from filesystem) ========================
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                                        'duration'  '347'
                                          'artist'  'Lubos Fiser'
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                                           'title'  'The Magic Yard'
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                                      'lastfmtags'  ("['soundtrack', 'contemporary classical', 'classical', 'czech', 'lullabies "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '23'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments;soundtrack-video'
                                             'bpm'  '142.307'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '142.307'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-classical or classical instruments', 'soundtrack-video']
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Burst mode)'
'TIT2' (Title/songname/content description)         'The Magic Yard'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lubos Fiser'
'TPE2' (Band/orchestra/accompaniment)               'Lubos Fiser'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Finders Keepers'
'TRCK' (Track number/Position in set)               '1/23'
'TSO2'                                              'Fišer, Luboš'
'TSOP' (Performer sort order)                       'Fišer, Luboš'
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'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'soundtrack'
'TXXX:MusicBrainz Artist Id'                        '8a626331-bc67-42a3-a97d-134b8537034a'
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'TXXX:Q-HHRNBTT'                                    '1'
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'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['soundtrack',
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'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
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'TXXX:q-mixbeat'                                    '1'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.54 dB'
'TXXX:replaygain_track_peak'                        '0.420548'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'89c200bc-e7f4-45de-bb97-04674ee28136')

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/0soundtrack/Lubos Fiser - Valerie And Her Week Of Wonders OST (Finders Keepers) 1970 [vbr]/01 the magic yard.mp3
                                         'working'  None
                                         'bitrate'  148
                                    'duration_sec'  347
                                           'genre'  prerock-classical or classical instruments;soundtrack-video
                                        'filesize'  6438369
                                           'mtime'  1636913638
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack And Of OST (Finders Keepers) 1970 [vbr] 01 the magic yard prerock classical or classical instruments;soundtrack video
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                                       'tag_title'  The Magic Yard
                                             'bpm'  142.307
                                    'search_title'  'magic':2 'the':1 'yard':3
                                   'search_artist'  'fiser':2 'lubos':1
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                                    'search_combo'  '0soundtrack':12 '1970':20 'and':7C,13 'classical':27 'finders':16,17 'fiser':5B 'her':8C 'instruments':29,31 'keepers':18,19 'lubos':4B 'magic':2A,24 'of':10C,14 'or':28 'ost':15 'prerock':26 'soundtrack':30,32 'the':1A,23 'valerie':6C 'vbr':21,22 'video':33 'week':9C 'wonders':11C 'yard':3A,25
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'contemporary classical', 'classical', 'czech', 'lullabies for vampires']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913637.86265  (2021-11-14 19:13:57)
                             'size'  6438369