======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '161'
                                          'artist'  'Don Rondo'
                                     'text_people'  ''
                                         'release'  'Your Hit Parade: 1957'
                                           'title'  'White Silver Sands'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['spotify', 'all', '50s', 'oldies', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '069'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '104.714'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x008\x00+\x009\x006\x00+\x002\x008\x009\x009\x00+\x005\x007\x001\x00A\x00+\x008\x007\x004\x009\x00+\x00B\x004\x000\x00D\x00+\x00E\x00B\x000\x000\x00+\x001\x001\x00C\x008\x001\x00+\x001\x004\x00B\x00E\x008\x00+\x001\x007\x001\x00B\x005\x00+\x001\x00A\x008\x006\x00D\x00+\x001\x00D\x002\x00D\x004\x00+\x001\x00F\x00D\x006\x000\x00+\x002\x002\x00B\x00A\x00D\x00+\x002\x005\x00A\x00B\x000\x00+\x002\x008\x008\x00F\x00C\x00+\x002\x00B\x004\x00A\x001\x00+\x002\x00D\x00E\x004\x00C\x00+\x003\x001\x000\x009\x007\x00+\x003\x003\x00E\x00F\x00D\x00+\x003\x006\x00C\x00B\x003\x00+\x003\x009\x00C\x006\x00A\x00+\x003\x00C\x006\x00B\x00D\x00+\x003\x00F\x000\x00D\x00C\x00+\x004\x002\x005\x004\x000\x00+\x004\x005\x009\x003\x002\x00\x00\x00')
'PRIV:AverageLevel:.\x0e\x00\x00'                   PRIV(owner='AverageLevel', data=b'.\x0e\x00\x00')
'PRIV:PeakValue:èM\x00\x00'                         PRIV(owner='PeakValue', data=b'\xe8M\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x001\x002\x003\x003\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x007\x005\x004\x009\x002\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x001\x002\x003\x003\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x007\x005\x004\x009\x002\x005\x00\x00\x00')
"PRIV:WM/WMCollectionGroupID:'=h\x1emlSM\x89\x9aª,¬Ï\x8cl"  PRIV(owner='WM/WMCollectionGroupID', data=b"'=h\x1emlSM\x89\x9a\xaa,\xac\xcf\x8cl")
"PRIV:WM/WMCollectionID:'=h\x1emlSM\x89\x9aª,¬Ï\x8cl"  PRIV(owner='WM/WMCollectionID', data=b"'=h\x1emlSM\x89\x9a\xaa,\xac\xcf\x8cl")
'PRIV:WM/WMContentID:u\x0e\x85g¼\x80\x1bI\x8bæktQWɼ'  PRIV(owner='WM/WMContentID', data=b'u\x0e\x85g\xbc\x80\x1bI\x8b\xe6ktQW\xc9\xbc')
'TALB' (Album/Movie/Show title)                     'Your Hit Parade: 1957'
'TBPM' (BPM (beats per minute))                     '104.714'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         'White Silver Sands'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '161800'
'TPE1' (Lead performer(s)/Soloist(s))               'Don Rondo'
'TPUB' (Publisher)                                  'Time-Life'
'TRCK' (Track number/Position in set)               '069'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['spotify', 'all', '50s', 'oldies', 'easy listening']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.10 dB'
'TXXX:replaygain_track_peak'                        '0.429372'

========================== row from database ==========================
                                              'id'  1428491
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/1957-069 - Don Rondo - White Silver Sands.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  161
                                           'genre'  prerock-unsorted
                                        'filesize'  6473600
                                           'mtime'  1621698313
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 069 prerock unsorted
                                      'tag_artist'  Don Rondo
                                     'tag_release'  Your Hit Parade: 1957
                                       'tag_title'  White Silver Sands
                                             'bpm'  104.714
                                    'search_title'  'sands':3 'silver':2 'white':1
                                   'search_artist'  'don':1 'rondo':2
                                  'search_release'  '1957':5 'hit':2 'parade':3,4 'your':1
                                     'search_rest'  '00oldiepop':5 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':6 'unsorted':7
                                    'search_combo'  '00oldiepop':15 '1957':10C 'country':14 'don':4B 'exotica':12 'hit':7C 'jazz':11 'oldies':13 'parade':8C,9C 'prerock':16 'rondo':5B 'sands':3A 'silver':2A 'unsorted':17 'white':1A 'your':6C
                                    'tag_tracknum'  69
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['spotify', 'all', '50s', 'oldies', 'easy listening']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698312.9682498  (2021-05-22 17:45:12)
                             'size'  6473600