======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '225'
                                          'artist'  'Tango Feroz'
                                     'text_people'  'Martin Barrientos'
                                         'release'  'french tanguerooo'
                                           'title'  'El Amor Es Mas Fuerte'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['rock en espanol', 'hasta siempre']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '138.797'
                                             'key'  '11B'
                                        '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'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x007\x004\x006\x000\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00M\x00S\x00T\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x004\x001\x007\x007\x005\x008\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x007\x004\x006\x000\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00M\x00S\x00T\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x004\x001\x007\x007\x005\x008\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ý-\x1a ±½\x95J\x94aÞ2¼ú"\x9f'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xfd-\x1a \xb1\xbd\x95J\x94a\xde2\xbc\xfa"\x9f')
'PRIV:WM/WMCollectionID:ý-\x1a ±½\x95J\x94aÞ2¼ú"\x9f'  PRIV(owner='WM/WMCollectionID', data=b'\xfd-\x1a \xb1\xbd\x95J\x94a\xde2\xbc\xfa"\x9f')
'PRIV:WM/WMContentID:\x01\x85\x13?®s\x02@\x91V\rg\x82\x9a\x16\x0e'  PRIV(owner='WM/WMContentID', data=b'\x01\x85\x13?\xaes\x02@\x91V\rg\x82\x9a\x16\x0e')
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '138.797'
'TCOM' (Composer)                                   'Martin Barrientos'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'El Amor Es Mas Fuerte'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tango Feroz'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'RCA'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock en espanol', 'hasta siempre']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.21 dB'
'TXXX:replaygain_track_peak'                        '0.501273'

========================== row from database ==========================
                                              'id'  925212
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/tango feroz - el amor es más fuerte.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  225
                                           'genre'  soundtrack-video
                                        'filesize'  3605417
                                           'mtime'  1620331765
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter tango feroz el amor es más fuerte soundtrack video
                                      'tag_artist'  Tango Feroz
                                     'tag_release'  french tanguerooo
                                       'tag_title'  El Amor Es Mas Fuerte
                                             'bpm'  138.797
                                    'search_title'  'amor':2 'el':1 'es':3 'fuerte':5 'mas':4
                                   'search_artist'  'feroz':2 'tango':1
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'amor':4 'el':3 'es':5 'feroz':2 'fuerte':8 'mas':6,7 'soundtrack':9 'tango':1 'video':10
                                    'search_combo'  'amor':2A,13 'el':1A,12 'es':3A,14 'feroz':7B,11 'french':8C 'fuerte':5A,17 'mas':4A,15,16 'soundtrack':18 'tango':6B,10 'tanguerooo':9C 'video':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock en espanol', 'hasta siempre']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620331765.0184577  (2021-05-06 22:09:25)
                             'size'  3605417