======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '177'
                                          'artist'  'Alberto Di Paulo'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Bahia Blanca'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga'
                                             'bpm'  '112.196'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'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 \x00M\x00i\x00c\x00r\x00o\x00s\x00o\x00f\x00t\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00 \x00&\x00 \x00M\x00i\x00c\x00r\x00o\x00s\x00o\x00f\x00t\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x004\x006\x000\x003\x007\x008\x00;\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x004\x006\x000\x003\x007\x008\x00;\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:~{\x93OmçæG«º\x00Ôe´¢"'  PRIV(owner='WM/WMCollectionGroupID', data=b'~{\x93Om\xe7\xe6G\xab\xba\x00\xd4e\xb4\xa2"')
'PRIV:WM/WMCollectionID:~{\x93OmçæG«º\x00Ôe´¢"'     PRIV(owner='WM/WMCollectionID', data=b'~{\x93Om\xe7\xe6G\xab\xba\x00\xd4e\xb4\xa2"')
'PRIV:WM/WMContentID:ÆmEé-\x997B\x8aB~-\x04ÑÄÇ'     PRIV(owner='WM/WMContentID', data=b'\xc6mE\xe9-\x997B\x8aB~-\x04\xd1\xc4\xc7')
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '112.196'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-tango or milonga'
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'FrenchTanguero'
'TIT2' (Title/songname/content description)         'Bahia Blanca'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Alberto Di Paulo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Continental'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.49 dB'
'TXXX:replaygain_track_peak'                        '0.432949'

========================== row from database ==========================
                                              'id'  925549
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/alberto di paulo - bahia blanca.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  177
                                           'genre'  loc-style-tango or milonga
                                        'filesize'  3547008
                                           'mtime'  1620528269
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter alberto di paulo bahia blanca loc style tango or milonga
                                      'tag_artist'  Alberto Di Paulo
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Bahia Blanca
                                             'bpm'  112.196
                                    'search_title'  'bahia':1 'blanca':2
                                   'search_artist'  'alberto':1 'di':2 'paulo':3
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'alberto':1 'bahia':4 'blanca':5 'di':2 'loc':6 'milonga':10 'or':9 'paulo':3 'style':7 'tango':8
                                    'search_combo'  'alberto':3B,8 'bahia':1A,11 'blanca':2A,12 'di':4B,9 'french':6C 'loc':13 'milonga':17 'or':16 'paulo':5B,10 'style':14 'tango':15 'tanguerooo':7C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528269.3847532  (2021-05-09 04:44:29)
                             'size'  3547008