======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '225'
                                          'artist'  'Kelpe'
                                     'text_people'  ''
                                         'release'  'Sea Inside Body'
                                           'title'  "Nat's Twirly Mug"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'downtempo', 'idm', 'electronic', 'trip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '15'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '100.009'
                                             'key'  '7B'
                                        'acoustid'  '8043c00d-49ca-40b2-b35f-661a9acb72d0'
rest: ''

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

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'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 \x007\x001\x004\x004\x003\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x006\x008\x000\x004\x006\x008\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x009\x006\x001\x007\x008\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x001\x004\x004\x003\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x006\x008\x000\x004\x006\x008\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x009\x006\x001\x007\x008\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Í\xa0¸\x07\xad\x02ö@\x96RØ /µ\x9a\x0b'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xcd\xa0\xb8\x07\xad\x02\xf6@\x96R\xd8 /\xb5\x9a\x0b')
'PRIV:WM/WMCollectionID:Í\xa0¸\x07\xad\x02ö@\x96RØ /µ\x9a\x0b'  PRIV(owner='WM/WMCollectionID', data=b'\xcd\xa0\xb8\x07\xad\x02\xf6@\x96R\xd8 /\xb5\x9a\x0b')
'PRIV:WM/WMContentID:Ý\x046È\x0cÆ\x1aC\x965Í\x16\x99:b\x9c'  PRIV(owner='WM/WMContentID', data=b'\xdd\x046\xc8\x0c\xc6\x1aC\x965\xcd\x16\x99:b\x9c')
'TALB' (Album/Movie/Show title)                     'Sea Inside Body'
'TBPM' (BPM (beats per minute))                     '100.009'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-09-01'
'TIT2' (Title/songname/content description)         "Nat's Twirly Mug"
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Kelpe'
'TPE2' (Band/orchestra/accompaniment)               'Kelpe'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'D.C. Recordings'
'TRCK' (Track number/Position in set)               '4/15'
'TSO2'                                              'Kelpe'
'TSOP' (Performer sort order)                       'Kelpe'
'TXXX:ASIN'                                         'B0002MH2X4'
'TXXX:Acoustid Id'                                  '8043c00d-49ca-40b2-b35f-661a9acb72d0'
'TXXX:CATALOGNUMBER'                                'DC53CD'
'TXXX:MusicBrainz Album Artist Id'                  '270ff0d9-7243-4411-bce5-eeafbefb1b65'
'TXXX:MusicBrainz Album Id'                         '93153261-0811-44f0-aa47-2e91669fe8be'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '270ff0d9-7243-4411-bce5-eeafbefb1b65'
'TXXX:MusicBrainz Release Group Id'                 '5d1a4b66-fc9d-3210-893b-612abc77f1ee'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'downtempo', 'idm', 'electronic', 'trip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.415046'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'42c15954-d202-4272-af9f-52569eb203f4')

========================== row from database ==========================
                                              'id'  1496224
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0calmer/Kelpe/2004 - Sea Inside Body/04. Nat_s Twirly Mug.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  225
                                           'genre'  electronic
                                        'filesize'  9022076
                                           'mtime'  1636912137
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0calmer 2004 04. Nat_s electronic
                                      'tag_artist'  Kelpe
                                     'tag_release'  Sea Inside Body
                                       'tag_title'  Nat's Twirly Mug
                                             'bpm'  100.009
                                    'search_title'  'mug':5 'nat':1 'nats':3 's':2 'twirly':4
                                   'search_artist'  'kelpe':1
                                  'search_release'  'body':3 'inside':2 'sea':1
                                     'search_rest'  '04':3,4 '0calmer':1 '2004':2 'electronic':7 'nat':5 's':6
                                    'search_combo'  '04':12,13 '0calmer':10 '2004':11 'body':9C 'electronic':16 'inside':8C 'kelpe':6B 'mug':5A 'nat':1A,14 'nats':3A 's':2A,15 'sea':7C 'twirly':4A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'downtempo', 'idm', 'electronic', 'trip hop']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912136.9005806  (2021-11-14 18:48:56)
                             'size'  9022076