======================== unified (from filesystem) ========================
                                         'bitrate'  '172.75'
                                        'duration'  '251'
                                          'artist'  'Les Misérables Original Broadway Cast'
                                     'text_people'  'Herbert Kretzmer \\ Claude-Michel Schönberg'
                                         'release'  'Les Misérables'
                                           'title'  'On My Own'
                                           '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'  '22'
                                      'tracktotal'  ''
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '135.546'
                                             'key'  '7A'
                                        '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))                     '135.546'
'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)         'On My Own'
'TKEY' (Initial key)                                '7A'
'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)               '22'
'TXXX:ENCODEDBY'                                    'EAC'
'TXXX:GRACENOTEEXTDATA'                             'GNXDWEcxASmVqXG8j1ufvYX9C6jItyj19cn28UW0KRuDyhPLYevAdWD7YEwd5XbpFPET1731RDJ4sd+9eogzy1s8MTi5KdNo1DK8GmPUb1t1fa5jfVolbY1NNyoYk1UHYLWOcN+560DD3ZEsdDJWPkKLzb6TqD2LQLrlnf8635pOUTOumvG3Iq6SRmKt33hZBRthIZ8DJDSYytZfbOgexiWanov1KEQ='
'TXXX:GRACENOTEFILEID'                              '3CD3N36S8844554U30817E833B49EF306BDC95856B834284B2DP5'
'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'                        '+2.12 dB'
'TXXX:replaygain_track_peak'                        '0.711629'

========================== row from database ==========================
                                              'id'  257598
                                            'path'  /data/Music/Bulk/0soundtrack/Original Broadway Cast Recording - Les Miserables (1987) [V2]/22 - On My Own.mp3
                                         'working'  None
                                         'bitrate'  172
                                    'duration_sec'  251
                                           'genre'  soundtrack-video
                                        'filesize'  5488640
                                           'mtime'  1637438886
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Recording Miserables (1987) [V2] 22 soundtrack video
                                      'tag_artist'  Les Misérables Original Broadway Cast
                                     'tag_release'  Les Misérables
                                       'tag_title'  On My Own
                                             'bpm'  135.546
                                    'search_title'  'my':2 'on':1 'own':3
                                   '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 '22':8 'miserables':3 'recording':2 'soundtrack':9 'v2':6,7 'video':10
                                    'search_combo'  '0soundtrack':13 '1987':16,17 '22':20 'broadway':8B 'cast':9B 'les':4B,10C 'miserables':5B,6B,11C,12C,15 'my':2A 'on':1A 'original':7B 'own':3A 'recording':14 'soundtrack':21 'v2':18,19 'video':22
                                    'tag_tracknum'  22
                                      'num_images'  1
                                             'key'  7A
                                           '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'  1637438886.1128304  (2021-11-20 21:08:06)
                             'size'  5488640