======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '190'
                                          'artist'  'Eluveitie'
                                     'text_people'  ''
                                         'release'  'Spirit'
                                           'title'  'Aidû'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['melodic death metal', 'folk metal', 'pagan metal', 'celtic folk metal', "
 "'celtic metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '11'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'eid-metal-folk'
                                             'bpm'  '142'
                                             'key'  '7B'
                                        'acoustid'  '60f0cdf9-81c3-488d-aa44-c01f526d0654'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'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:ÝOá\x05\x0fN\x90J\x86ç#üÔ'U\x93"  PRIV(owner='WM/WMCollectionGroupID', data=b"\xddO\xe1\x05\x0fN\x90J\x86\xe7#\xfc\xd4'U\x93")
"PRIV:WM/WMCollectionID:ÝOá\x05\x0fN\x90J\x86ç#üÔ'U\x93"  PRIV(owner='WM/WMCollectionID', data=b"\xddO\xe1\x05\x0fN\x90J\x86\xe7#\xfc\xd4'U\x93")
'PRIV:WM/WMContentID:*\x17î~\x8cfÒM\x8bó\x15oZü3ó'  PRIV(owner='WM/WMContentID', data=b'*\x17\xee~\x8cf\xd2M\x8b\xf3\x15oZ\xfc3\xf3')
'TALB' (Album/Movie/Show title)                     'Spirit'
'TBPM' (BPM (beats per minute))                     '142'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-folk'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Aidû'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Eluveitie'
'TPE2' (Band/orchestra/accompaniment)               'Eluveitie'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Twilight'
'TRCK' (Track number/Position in set)               '5/11'
'TSO2'                                              'Eluveitie'
'TSOP' (Performer sort order)                       'Eluveitie'
'TXXX:ASIN'                                         'B000WEUVEO'
'TXXX:Acoustid Id'                                  '60f0cdf9-81c3-488d-aa44-c01f526d0654'
'TXXX:Artists'                                      'Eluveitie'
'TXXX:BARCODE'                                      '4260141640954'
'TXXX:CATALOGNUMBER'                                '784-872'
'TXXX:MusicBrainz Album Artist Id'                  '8000598a-5edb-401c-8e6d-36b167feaf38'
'TXXX:MusicBrainz Album Id'                         '3ad21303-6185-3378-bbd8-984d4f2047d7'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8000598a-5edb-401c-8e6d-36b167feaf38'
'TXXX:MusicBrainz Release Group Id'                 'c70c6a4f-26ca-3648-8f11-f5bab6e80e2a'
'TXXX:MusicBrainz Release Track Id'                 'f6c2a506-fc38-3e9a-8e65-62525385b82e'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['melodic death metal',
 'folk metal',
 'pagan metal',
 'celtic folk metal',
 'celtic metal']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-1.87 dB'
'TXXX:replaygain_track_peak'                        '0.697716'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'eab4fe54-ceb7-41a2-ad7d-b02b84cbb93d')

========================== row from database ==========================
                                              'id'  1394315
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Eluveitie - 2006 Spirit/Eluveitie - Spirit - 05 - Aidû.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  190
                                           'genre'  eid-metal-folk
                                        'filesize'  7717667
                                           'mtime'  1620301658
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 2006 05 eid metal folk
                                      'tag_artist'  Eluveitie
                                     'tag_release'  Spirit
                                       'tag_title'  Aidû
                                             'bpm'  142.0
                                    'search_title'  'aidu':1,2
                                   'search_artist'  'eluveitie':1
                                  'search_release'  'spirit':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '2006':3 'eid':4 'folk':6 'metal':5
                                    'search_combo'  '00dwimp':5 '00metal':6 '2006':7 'aidu':1A,2A 'eid':8 'eluveitie':3B 'folk':10 'metal':9 'spirit':4C
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['melodic death metal', 'folk metal', 'pagan metal', 'celtic folk metal', 'celtic metal']
                                        'tag_date'  2007
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301658.3192263  (2021-05-06 13:47:38)
                             'size'  7717667