======================== unified (from filesystem) ========================
                                         'bitrate'  '126.53'
                                        'duration'  '153'
                                          'artist'  'The Trashmen'
                                     'text_people'  'Larry LaPole'
                                         'release'  'Tube City - The Best Of The Trashmen'
                                           'title'  'Sleeper'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'garage rock', '60s', 'surf rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '88.515'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x004\x00+\x00C\x008\x00+\x003\x00C\x003\x007\x00+\x005\x00E\x002\x00B\x00+\x008\x008\x003\x003\x00+\x00A\x00E\x002\x00E\x00+\x00E\x006\x007\x008\x00+\x001\x000\x00B\x005\x008\x00+\x001\x003\x007\x005\x006\x00+\x001\x006\x005\x007\x006\x00+\x001\x008\x00A\x006\x000\x00+\x001\x00B\x007\x00F\x00B\x00+\x001\x00E\x005\x00D\x00C\x00+\x002\x001\x002\x00E\x00B\x00+\x002\x003\x009\x003\x003\x00+\x002\x005\x00E\x00F\x009\x00+\x002\x008\x007\x00E\x006\x00+\x002\x00B\x006\x005\x00D\x00+\x002\x00E\x005\x00E\x007\x00+\x003\x000\x009\x00D\x005\x00+\x003\x003\x00B\x000\x005\x00+\x003\x006\x00A\x00D\x005\x00\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\x000\x004\x000\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x006\x008\x006\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x001\x004\x003\x006\x008\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x002\x000\x004\x000\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x006\x008\x006\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x001\x004\x003\x006\x008\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:FûBÐan\nB\xa0\x00\x05Ð\x0b\t\x0c\x18'  PRIV(owner='WM/WMCollectionGroupID', data=b'F\xfbB\xd0an\nB\xa0\x00\x05\xd0\x0b\t\x0c\x18')
'PRIV:WM/WMCollectionID:FûBÐan\nB\xa0\x00\x05Ð\x0b\t\x0c\x18'  PRIV(owner='WM/WMCollectionID', data=b'F\xfbB\xd0an\nB\xa0\x00\x05\xd0\x0b\t\x0c\x18')
'PRIV:WM/WMContentID:s[ṳ̈áªM¥\x03\x8d»D\x1dè\x0b'  PRIV(owner='WM/WMContentID', data=b's[\xfc\xcc\xa4\xe1\xaaM\xa5\x03\x8d\xbbD\x1d\xe8\x0b')
'TALB' (Album/Movie/Show title)                     'Tube City - The Best Of The Trashmen'
'TBPM' (BPM (beats per minute))                     '88.515'
'TCOM' (Composer)                                   'Larry LaPole'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TIT2' (Title/songname/content description)         'Sleeper'
'TKEY' (Initial key)                                '2A'
'TLEN' (Length)                                     '153800'
'TPE1' (Lead performer(s)/Soloist(s))               'The Trashmen'
'TPE2' (Band/orchestra/accompaniment)               'The Trashmen'
'TPUB' (Publisher)                                  'Sundazed'
'TRCK' (Track number/Position in set)               '12'
'TXXX:DATE'                                         '1992'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['surf', 'garage rock', '60s', 'surf rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.20 dB'
'TXXX:replaygain_track_peak'                        '0.510323'

========================== row from database ==========================
                                              'id'  1343806
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Trashmen/Tube City - The Best Of The Trashmen/12 Sleeper.mp3
                                         'working'  None
                                         'bitrate'  126
                                    'duration_sec'  153
                                           'genre'  rock-pop-surf
                                        'filesize'  3560554
                                           'mtime'  1620737323
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 12 rock pop surf
                                      'tag_artist'  The Trashmen
                                     'tag_release'  Tube City - The Best Of The Trashmen
                                       'tag_title'  Sleeper
                                             'bpm'  88.515
                                    'search_title'  'sleeper':1
                                   'search_artist'  'the':1 'trashmen':2
                                  'search_release'  'best':4 'city':2 'of':5 'the':3 'trashmen':6 'tube':1
                                     'search_rest'  '00poprockelectronic':1 'pop':3 'rock':2 'surf':4
                                    'search_combo'  '00poprockelectronic':10 'best':7C 'city':5C 'of':8C 'pop':12 'rock':11 'sleeper':1A 'surf':13 'the':2B,6C 'trashmen':3B,9C 'tube':4C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'garage rock', '60s', 'surf rock', 'rock']
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737323.4944074  (2021-05-11 14:48:43)
                             'size'  3560554