======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '153'
                                          'artist'  'Joop Visser'
                                     'text_people'  ''
                                         'release'  'MMCD'
                                           'title'  'Astrid'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ('[\'male vocals\', \'geohash:u178k6mpc0en\', \'utrecht\', "women\'s names", '
 "'dutch']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '19'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '123.708'
                                             'key'  '9B'
                                        'acoustid'  'ce88e45c-a58d-4ad3-86e2-9e9f623b453b'
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x003\x00+\x009\x006\x00+\x002\x001\x007\x000\x00+\x005\x001\x004\x001\x00+\x007\x008\x006\x007\x00+\x00B\x001\x009\x004\x00+\x00D\x002\x007\x00F\x00+\x001\x001\x000\x001\x00A\x00+\x001\x003\x006\x002\x00D\x00+\x001\x006\x00E\x001\x007\x00+\x001\x00A\x002\x00C\x006\x00+\x001\x00D\x00A\x002\x005\x00+\x002\x000\x006\x00F\x00C\x00+\x002\x003\x00F\x000\x006\x00+\x002\x006\x00D\x00D\x007\x00+\x002\x00A\x00D\x009\x00F\x00+\x002\x00D\x002\x000\x006\x00+\x002\x00E\x00F\x00F\x00C\x00+\x003\x001\x008\x00E\x006\x00+\x003\x008\x007\x00F\x006\x00+\x003\x00B\x008\x00D\x007\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: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:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMCollectionID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMContentID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMContentID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'MMCD'
'TBPM' (BPM (beats per minute))                     '123.708'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Astrid'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '153053'
'TPE1' (Lead performer(s)/Soloist(s))               'Joop Visser'
'TPE2' (Band/orchestra/accompaniment)               'Joop Visser'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '11/19'
'TSO2'                                              'Visser, Joop'
'TSOP' (Performer sort order)                       'Visser, Joop'
'TXXX:Acoustid Id'                                  'ce88e45c-a58d-4ad3-86e2-9e9f623b453b'
'TXXX:Artists'                                      'Joop Visser'
'TXXX:MusicBrainz Album Artist Id'                  '5f8c6c75-5d39-40df-a0be-2b565d5b9f33'
'TXXX:MusicBrainz Album Id'                         'b5b0a9f2-2801-42e2-9288-20c7fe0ca848'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5f8c6c75-5d39-40df-a0be-2b565d5b9f33'
'TXXX:MusicBrainz Release Group Id'                 'f1fd4dd3-24cb-344c-9ab8-e539891f3738'
'TXXX:MusicBrainz Release Track Id'                 'bb36185a-aa2a-361a-a4bf-7fa13517a576'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['male vocals', 'geohash:u178k6mpc0en', 'utrecht', "women's names", 'dutch']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.14 dB'
'TXXX:replaygain_track_peak'                        '0.584292'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5dce5cbd-ff54-4cb1-87da-bd6d006fe358')

========================== row from database ==========================
                                              'id'  1491128
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Joop Visser/MMCD/11 Joop Visser - MMCD  - Astrid.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  153
                                           'genre'  loc-eur-netherlands
                                        'filesize'  2455948
                                           'mtime'  1621629343
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch 11 loc eur netherlands
                                      'tag_artist'  Joop Visser
                                     'tag_release'  MMCD
                                       'tag_title'  Astrid
                                             'bpm'  123.708
                                    'search_title'  'astrid':1
                                   'search_artist'  'joop':1 'visser':2
                                  'search_release'  'mmcd':1
                                     'search_rest'  '00dutch':4 '00mid':1 'eur':6 'europe':3 'loc':5 'netherlands':7 'north':2
                                    'search_combo'  '00dutch':8 '00mid':5 'astrid':1A 'eur':10 'europe':7 'joop':2B 'loc':9 'mmcd':4C 'netherlands':11 'north':6 'visser':3B
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['male vocals', 'geohash:u178k6mpc0en', 'utrecht', "women's names", 'dutch']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629343.3182662  (2021-05-21 22:35:43)
                             'size'  2455948