======================== unified (from filesystem) ========================
                                         'bitrate'  '260.414'
                                        'duration'  '201'
                                          'artist'  'Dungen'
                                     'text_people'  ''
                                         'release'  'Progsoup 28'
                                           'title'  'Barnen Undrar'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['swedish', 'indie', 'psychedelic rock', 'rock', 'progressive rock', "
 "'psychedelic']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '29'
                                      'tracktotal'  '10'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '143.925'
                                             'key'  '11B'
                                        '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: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 \x001\x009\x004\x003\x009\x008\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x006\x008\x000\x002\x002\x005\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x000\x009\x004\x009\x005\x002\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x009\x004\x003\x009\x008\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x006\x008\x000\x002\x002\x005\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x000\x009\x004\x009\x005\x002\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:¤»ÆåÓn\x8aL\x98ñ\x0eý¦\x17×$'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xa4\xbb\xc6\xe5\xd3n\x8aL\x98\xf1\x0e\xfd\xa6\x17\xd7$')
'PRIV:WM/WMCollectionID:¤»ÆåÓn\x8aL\x98ñ\x0eý¦\x17×$'  PRIV(owner='WM/WMCollectionID', data=b'\xa4\xbb\xc6\xe5\xd3n\x8aL\x98\xf1\x0e\xfd\xa6\x17\xd7$')
'PRIV:WM/WMContentID:\x8c\r\x87»ó\t\x95F\x87 pñ kðe'  PRIV(owner='WM/WMContentID', data=b'\x8c\r\x87\xbb\xf3\t\x95F\x87 p\xf1 k\xf0e')
'TALB' (Album/Movie/Show title)                     'Progsoup 28'
'TBPM' (BPM (beats per minute))                     '143.925'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Barnen Undrar'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Dungen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Mexican Summer'
'TRCK' (Track number/Position in set)               '29'
'TSRC' (ISRC (international standard recording code))  'SEWRL1000607'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:TRACKTOTAL'                                   '10'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['swedish',
 'indie',
 'psychedelic rock',
 'rock',
 'progressive rock',
 'psychedelic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.28 dB'
'TXXX:replaygain_track_peak'                        '0.461476'

========================== row from database ==========================
                                              'id'  1415368
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 28/1589 dungen - barnen undrar.mp3
                                         'working'  None
                                         'bitrate'  260
                                    'duration_sec'  201
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  6562780
                                           'mtime'  1620737053
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1589 dungen barnen undrar rock cppex progressive;set pl progspace
                                      'tag_artist'  Dungen
                                     'tag_release'  Progsoup 28
                                       'tag_title'  Barnen Undrar
                                             'bpm'  143.925
                                    'search_title'  'barnen':1 'undrar':2
                                   'search_artist'  'dungen':1
                                  'search_release'  '28':2 'progsoup':1
                                     'search_rest'  '1589':3 'barnen':5 'classicprogpsy':1 'cppex':8 'dungen':4 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12 'undrar':6
                                    'search_combo'  '1589':8 '28':5C 'barnen':1A,10 'classicprogpsy':6 'cppex':13 'dungen':3B,9 'pl':18 'progressive':14,16 'progsoup':4C,7 'progspace':19 'rock':12 'set':15,17 'undrar':2A,11
                                    'tag_tracknum'  29
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['swedish', 'indie', 'psychedelic rock', 'rock', 'progressive rock', 'psychedelic']
                                        'tag_date'  2010
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737052.908368  (2021-05-11 14:44:12)
                             'size'  6562780