======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '132'
                                          'artist'  'Jorge Valdez'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Adiss Corazsn  xxx'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'Q-PLAY-2', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['schellack schatz', 'akkordeon', 'tango']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga'
                                             'bpm'  '137.478'
                                             'key'  '4A'
                                        '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 \x003\x000\x005\x007\x003\x002\x00;\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x000\x005\x007\x003\x002\x00;\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:÷ø\x05p\x93\x7fvB¾U\x1c\x97Flj\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xf7\xf8\x05p\x93\x7fvB\xbeU\x1c\x97Flj\x00')
'PRIV:WM/WMCollectionID:÷ø\x05p\x93\x7fvB¾U\x1c\x97Flj\x00'  PRIV(owner='WM/WMCollectionID', data=b'\xf7\xf8\x05p\x93\x7fvB\xbeU\x1c\x97Flj\x00')
'PRIV:WM/WMContentID:\x1a\x89í\x1a7ýÆL¯aö\x8aç|ðD'  PRIV(owner='WM/WMContentID', data=b'\x1a\x89\xed\x1a7\xfd\xc6L\xafa\xf6\x8a\xe7|\xf0D')
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '137.478'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-tango or milonga'
'TDRC' (Recording time)                             '1991'
'TENC' (Encoded by)                                 'FrenchTanguero'
'TIT2' (Title/songname/content description)         'Adiss Corazsn  xxx'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Jorge Valdez'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Pampa'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['schellack schatz', 'akkordeon', 'tango']
'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'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.22 dB'
'TXXX:replaygain_track_peak'                        '0.585521'

========================== row from database ==========================
                                              'id'  925319
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/jorge valdez - adiós corazón.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  132
                                           'genre'  loc-style-tango or milonga
                                        'filesize'  2125696
                                           'mtime'  1620528352
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter jorge valdez adiós corazón loc style tango milonga
                                      'tag_artist'  Jorge Valdez
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Adiss Corazsn  xxx
                                             'bpm'  137.478
                                    'search_title'  'adiss':1 'corazsn':2 'xxx':3
                                   'search_artist'  'jorge':1 'valdez':2
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'adios':3,4 'corazon':5,6 'jorge':1 'loc':7 'milonga':10 'style':8 'tango':9 'valdez':2
                                    'search_combo'  'adios':10,11 'adiss':1A 'corazon':12,13 'corazsn':2A 'french':6C 'jorge':4B,8 'loc':14 'milonga':17 'style':15 'tango':16 'tanguerooo':7C 'valdez':5B,9 'xxx':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', '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-PLAY-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['schellack schatz', 'akkordeon', 'tango']
                                        'tag_date'  1991
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528352.25217  (2021-05-09 04:45:52)
                             'size'  2125696