======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '250'
                                          'artist'  'Natasa Theodoridou'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Dipla Se Sena'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['greek', 'female vocalists', 'pop', 'world']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'loc-eur-france'
                                             'bpm'  '135.728'
                                             'key'  '6A'
                                        'acoustid'  '8e2017f0-4859-4f25-9e33-1af75c48eea3'
rest: ''

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

'PRIV:AverageLevel:{!\x00\x00'                      PRIV(owner='AverageLevel', data=b'{!\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\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')
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '135.728'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-france'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-07-24'
'TIT2' (Title/songname/content description)         'Dipla Se Sena'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Natasa Theodoridou'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TSO2'                                              'Theodoridou, Natasa'
'TSOP' (Performer sort order)                       'Theodoridou, Natasa'
'TXXX:Acoustid Id'                                  '8e2017f0-4859-4f25-9e33-1af75c48eea3'
'TXXX:Artists'                                      'Natasa Theodoridou'
'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'                                   ['greek', 'female vocalists', 'pop', 'world']
'TXXX:originalyear'                                 '2009'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.391140'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'44d6f31b-aaa9-4cf9-bbac-ca29a3983f6a')

========================== row from database ==========================
                                              'id'  923629
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/natasa theodoridou - dipla_se_sena__new_.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  250
                                           'genre'  loc-eur-france
                                        'filesize'  6008288
                                           'mtime'  1620536290
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter natasa theodoridou dipla_se_sena__new_ loc eur france
                                      'tag_artist'  Natasa Theodoridou
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Dipla Se Sena
                                             'bpm'  135.728
                                    'search_title'  'dipla':1 'se':2 'sena':3
                                   'search_artist'  'natasa':1 'theodoridou':2
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'dipla':3 'eur':8 'france':9 'loc':7 'natasa':1 'new':6 'se':4 'sena':5 'theodoridou':2
                                    'search_combo'  'dipla':1A,10 'eur':15 'france':16 'french':6C 'loc':14 'natasa':4B,8 'new':13 'se':2A,11 'sena':3A,12 'tanguerooo':7C 'theodoridou':5B,9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           '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-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['greek', 'female vocalists', 'pop', 'world']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620536289.7416215  (2021-05-09 06:58:09)
                             'size'  6008288