======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '162'
                                          'artist'  'The Ames Brothers'
                                     'text_people'  ''
                                         'release'  'The Best of the Ames Brothers'
                                           'title'  'It Only Hurts for a Little While'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', 'ames brothers', 'jazz', '50s', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '069'
                                      'tracktotal'  ''
                                            'date'  '1956'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '139.948'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x000\x00+\x009\x006\x00+\x003\x001\x002\x002\x00+\x006\x00C\x00F\x002\x00+\x009\x00B\x00A\x00A\x00+\x00D\x000\x00C\x000\x00+\x00F\x00F\x002\x001\x00+\x001\x002\x00E\x00B\x007\x00+\x001\x006\x002\x004\x007\x00+\x001\x009\x002\x004\x007\x00+\x001\x00C\x004\x006\x002\x00+\x001\x00E\x00F\x008\x00A\x00+\x002\x002\x002\x00B\x001\x00+\x002\x004\x00D\x002\x00E\x00+\x002\x007\x00C\x00E\x00A\x00+\x002\x00A\x008\x00B\x009\x00+\x002\x00D\x00B\x00C\x007\x00+\x003\x001\x001\x004\x001\x00\x00\x00')
'PRIV:AverageLevel:ª\t\x00\x00'                     PRIV(owner='AverageLevel', data=b'\xaa\t\x00\x00')
'PRIV:PeakValue:\x02A\x00\x00'                      PRIV(owner='PeakValue', data=b'\x02A\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 \x00 \x002\x004\x001\x000\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x000\x007\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x00 \x00 \x003\x006\x008\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x002\x004\x001\x000\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x000\x007\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x00 \x00 \x003\x006\x008\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Òô\x8e\r\x92JÂF\x9f±\x9cÈúiôÚ'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xd2\xf4\x8e\r\x92J\xc2F\x9f\xb1\x9c\xc8\xfai\xf4\xda')
'PRIV:WM/WMCollectionID:Òô\x8e\r\x92JÂF\x9f±\x9cÈúiôÚ'  PRIV(owner='WM/WMCollectionID', data=b'\xd2\xf4\x8e\r\x92J\xc2F\x9f\xb1\x9c\xc8\xfai\xf4\xda')
'PRIV:WM/WMContentID:ÔQ\x8c}?ü\x15G\x85¯ú%\x86\x8c\\~'  PRIV(owner='WM/WMContentID', data=b'\xd4Q\x8c}?\xfc\x15G\x85\xaf\xfa%\x86\x8c\\~')
'TALB' (Album/Movie/Show title)                     'The Best of the Ames Brothers'
'TBPM' (BPM (beats per minute))                     '139.948'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1956'
'TIT2' (Title/songname/content description)         'It Only Hurts for a Little While'
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '162426'
'TPE1' (Lead performer(s)/Soloist(s))               'The Ames Brothers'
'TPUB' (Publisher)                                  'RCA Victor'
'TRCK' (Track number/Position in set)               '069'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', 'ames brothers', 'jazz', '50s', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.37 dB'
'TXXX:replaygain_track_peak'                        '0.507693'

========================== row from database ==========================
                                              'id'  1429548
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1956/1956-069 - Ames Brothers - It Only Hurts for a Little While.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  162
                                           'genre'  prerock-vocal
                                        'filesize'  6498176
                                           'mtime'  1642081280
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1956 1956 069 prerock vocal
                                      'tag_artist'  The Ames Brothers
                                     'tag_release'  The Best of the Ames Brothers
                                       'tag_title'  It Only Hurts for a Little While
                                             'bpm'  139.948
                                    'search_title'  'a':5 'for':4 'hurts':3 'it':1 'little':6 'only':2 'while':7
                                   'search_artist'  'ames':2 'brothers':3 'the':1
                                  'search_release'  'ames':4 'best':2 'brothers':5 'of':3 'the':1
                                     'search_rest'  '00oldiepop':5 '1956':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':7 'vocal':8
                                    'search_combo'  '00oldiepop':20 '1956':21 'a':5A 'ames':9B,14C 'best':12C 'brothers':10B,15C 'country':19 'exotica':17 'for':4A 'hurts':3A 'it':1A 'jazz':16 'little':6A 'of':13C 'oldies':18 'only':2A 'prerock':22 'the':8B,11C 'vocal':23 'while':7A
                                    'tag_tracknum'  69
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['oldies', 'ames brothers', 'jazz', '50s', 'pop']
                                        'tag_date'  1956
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642081279.7438686  (2022-01-13 14:41:19)
                             'size'  6498176