======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '202'
                                          'artist'  'LFO'
                                     'text_people'  ''
                                         'release'  'Sheath'
                                           'title'  "'Premacy"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'techno', 'electronic', 'warp', 'idm']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '137.2'
                                             'key'  '2A'
                                        '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 \x00 \x006\x005\x007\x001\x003\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x001\x003\x004\x009\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x005\x006\x002\x008\x001\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x005\x007\x001\x003\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x001\x003\x004\x009\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x005\x006\x002\x008\x001\x000\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:î¤8\x83\x92Ù\x87A´\x06ù\x80§ã¤\x04'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xee\xa48\x83\x92\xd9\x87A\xb4\x06\xf9\x80\xa7\xe3\xa4\x04')
'PRIV:WM/WMCollectionID:î¤8\x83\x92Ù\x87A´\x06ù\x80§ã¤\x04'  PRIV(owner='WM/WMCollectionID', data=b'\xee\xa48\x83\x92\xd9\x87A\xb4\x06\xf9\x80\xa7\xe3\xa4\x04')
'PRIV:WM/WMContentID:ì\x00S\x19V\x0eSA\x91\x0cN\x89ß\x97å\x04'  PRIV(owner='WM/WMContentID', data=b'\xec\x00S\x19V\x0eSA\x91\x0cN\x89\xdf\x97\xe5\x04')
'TALB' (Album/Movie/Show title)                     'Sheath'
'TBPM' (BPM (beats per minute))                     '137.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         "'Premacy"
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'LFO'
'TPE2' (Band/orchestra/accompaniment)               'LFO'
'TPUB' (Publisher)                                  'Warp'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'techno', 'electronic', 'warp', 'idm']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.01 dB'
'TXXX:replaygain_track_peak'                        '0.705134'

========================== row from database ==========================
                                              'id'  1513782
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/LFO/sheath/11 _premacy.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  202
                                           'genre'  electronic-th-techno
                                        'filesize'  8105763
                                           'mtime'  1620563755
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats sheath 11 _premacy electronic techno
                                      'tag_artist'  LFO
                                     'tag_release'  Sheath
                                       'tag_title'  'Premacy
                                             'bpm'  137.2
                                    'search_title'  'premacy':1,2
                                   'search_artist'  'lfo':1
                                  'search_release'  'sheath':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':8 'harder':4 'house':3 'premacy':7 'sheath':6 'techno':9
                                    'search_combo'  '00poprockelectronic':5 '00techno':6 'beats':9 'electronic':12 'harder':8 'house':7 'lfo':3B 'premacy':1A,2A,11 'sheath':4C,10 'techno':13
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'techno', 'electronic', 'warp', 'idm']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620563754.8389633  (2021-05-09 14:35:54)
                             'size'  8105763