======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '168'
                                          'artist'  'Kid Ory And His Orchestra'
                                     'text_people'  ''
                                         'release'  'radio jazz 13'
                                           'title'  'Sugar Foot Stomp'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-2', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '1950'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '108.2'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'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:U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x83Ö\x87\x0cÛ§«H\x99SñøPq.ª'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x83\xd6\x87\x0c\xdb\xa7\xabH\x99S\xf1\xf8Pq.\xaa')
'PRIV:WM/WMCollectionID:\x83Ö\x87\x0cÛ§«H\x99SñøPq.ª'  PRIV(owner='WM/WMCollectionID', data=b'\x83\xd6\x87\x0c\xdb\xa7\xabH\x99S\xf1\xf8Pq.\xaa')
'PRIV:WM/WMContentID:9÷«\x1cy®ªAº\x9e]L \x83\x15l'  PRIV(owner='WM/WMContentID', data=b'9\xf7\xab\x1cy\xae\xaaA\xba\x9e]L \x83\x15l')
'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '108.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1950'
'TIT2' (Title/songname/content description)         'Sugar Foot Stomp'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid Ory And His Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '17'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.96, 256 Kbit/s, Stereo, High quality'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.90 dB'
'TXXX:replaygain_track_peak'                        '0.885878'

========================== row from database ==========================
                                              'id'  1482221
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Kid Ory and his orchestra - sugar foot stomp.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  168
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  5400461
                                           'mtime'  1620541467
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic and his orchestra sugar foot stomp prerock jb unsorted
                                      'tag_artist'  Kid Ory And His Orchestra
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Sugar Foot Stomp
                                             'bpm'  108.2
                                    'search_title'  'foot':2 'stomp':3 'sugar':1
                                   'search_artist'  'and':3 'his':4 'kid':1 'orchestra':5 'ory':2
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'and':2 'foot':6 'his':3 'jb':9 'orchestra':4 'prerock':8 'stomp':7 'sugar':5 'unsorted':10
                                    'search_combo'  '00poprockelectronic':11 'and':6B,12 'foot':2A,16 'his':7B,13 'jazz':10C 'jb':19 'kid':4B 'orchestra':8B,14 'ory':5B 'prerock':18 'radio':9C 'stomp':3A,17 'sugar':1A,15 'unsorted':20
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-2']
                                      'lastfmtags'  []
                                        'tag_date'  1950
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620541466.8806486  (2021-05-09 08:24:26)
                             'size'  5400461