======================== unified (from filesystem) ========================
                                         'bitrate'  '179.8'
                                        'duration'  '179'
                                          'artist'  'Les Misérables Original Broadway Cast'
                                     'text_people'  'Herbert Kretzmer \\ Claude-Michel Schönberg'
                                         'release'  'Les Misérables'
                                           'title'  'Empty Chairs At Empty Tables'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['musical', 'soundtrack', 'musicals', 'broadway', 'french']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '32'
                                      'tracktotal'  ''
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '145.790'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Les Misérables'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCOM' (Composer)                                   'Herbert Kretzmer \\ Claude-Michel Schönberg'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1987'
'TIT2' (Title/songname/content description)         'Empty Chairs At Empty Tables'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Original Broadway Cast'
'TPE2' (Band/orchestra/accompaniment)               'Les Misérables Original Broadway Cast'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Geffen'
'TRCK' (Track number/Position in set)               '32'
'TXXX:ENCODEDBY'                                    'EAC'
'TXXX:GRACENOTEEXTDATA'                             'GNXDWEcxAdfR+0K8j1ufDkvMFQ8R1yup0AhlFXnPVxi+xhzkTICrXcyQLB9R9Fcjo5kKk84pMqyK5Oh/ft2Ai4MxJ2Mc9CkdLEPSvlZhUbnGcqwJp2xOcLBpVsig97wyDHBbk0BmxySliz37JkB8peRxapJxYFJ5tH8CATLne06FYbYg+G351g9o9UIddwVipJG4WvIAwixHw6gG4DiaOMi7ySZDTHM='
'TXXX:GRACENOTEFILEID'                              '3CD3N82S8844568V784AEE5C2DA64B09B21EBC146CCAED97C7P0'
'TXXX:LABELNO'                                      'GEFD 24151'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:URL'                                          'http://www.allmusic.com/album/les-mis%C3%A9rables-original-broadway-cast-recording-mw0000650409'
'TXXX:lastfmtags'                                   ['musical', 'soundtrack', 'musicals', 'broadway', 'french']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.95 dB'
'TXXX:replaygain_track_peak'                        '0.698741'

========================== row from database ==========================
                                              'id'  255579
                                            'path'  /data/Music/Bulk/0soundtrack/Original Broadway Cast Recording - Les Miserables (1987) [V2]/32 - Empty Chairs at Empty Tables.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  179
                                           'genre'  soundtrack-video
                                        'filesize'  4097080
                                           'mtime'  1637438887
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Recording Miserables (1987) [V2] 32 at soundtrack video
                                      'tag_artist'  Les Misérables Original Broadway Cast
                                     'tag_release'  Les Misérables
                                       'tag_title'  Empty Chairs At Empty Tables
                                             'bpm'  145.79
                                    'search_title'  'at':3 'chairs':2 'empty':1 'tables':4
                                   'search_artist'  'broadway':5 'cast':6 'les':1 'miserables':2,3 'original':4
                                  'search_release'  'les':1 'miserables':2,3
                                     'search_rest'  '0soundtrack':1 '1987':4,5 '32':8 'at':9 'miserables':3 'recording':2 'soundtrack':10 'v2':6,7 'video':11
                                    'search_combo'  '0soundtrack':14 '1987':17,18 '32':21 'at':3A,22 'broadway':9B 'cast':10B 'chairs':2A 'empty':1A 'les':5B,11C 'miserables':6B,7B,12C,13C,16 'original':8B 'recording':15 'soundtrack':23 'tables':4A 'v2':19,20 'video':24
                                    'tag_tracknum'  32
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['musical', 'soundtrack', 'musicals', 'broadway', 'french']
                                        'tag_date'  1987
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637438887.353191  (2021-11-20 21:08:07)
                             'size'  4097080