======================== unified (from filesystem) ========================
                                         'bitrate'  '64.0'
                                        'duration'  '153'
                                          'artist'  'Ignacio Corsini'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Patotero Sentimental  xx'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['latino americain', 'tango argentino', 'latin', 'tango dancing', 'tango']"
                                     'discogstags'  "['latin', 'tango']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1925'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga'
                                             'bpm'  '96.807'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:WM/WMCollectionID:³f¯nw*D@\x8c+\x08\x92\x8fItn'  PRIV(owner='WM/WMCollectionID', data=b'\xb3f\xafnw*D@\x8c+\x08\x92\x8fItn')
'PRIV:WM/WMContentID:ûCl>¸ËnJ\x8c¯k,\x01\x9c\x07¶'  PRIV(owner='WM/WMContentID', data=b'\xfbCl>\xb8\xcbnJ\x8c\xafk,\x01\x9c\x07\xb6')
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '96.807'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-tango or milonga'
'TDRC' (Recording time)                             '1925'
'TENC' (Encoded by)                                 'FrenchTanguero'
'TIT2' (Title/songname/content description)         'Patotero Sentimental  xx'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ignacio Corsini'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'El Bandoneon'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['latin', 'tango']
'TXXX:lastfmtags'                                   ['latino americain', 'tango argentino', 'latin', 'tango dancing', 'tango']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.66 dB'
'TXXX:replaygain_track_peak'                        '0.466552'

========================== row from database ==========================
                                              'id'  922367
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/ignacio corsini - patotero sentimental.mp3
                                         'working'  None
                                         'bitrate'  64
                                    'duration_sec'  153
                                           'genre'  loc-style-tango or milonga
                                        'filesize'  1230720
                                           'mtime'  1620528346
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter ignacio corsini patotero sentimental loc style tango milonga
                                      'tag_artist'  Ignacio Corsini
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Patotero Sentimental  xx
                                             'bpm'  96.807
                                    'search_title'  'patotero':1 'sentimental':2 'xx':3
                                   'search_artist'  'corsini':2 'ignacio':1
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'corsini':2 'ignacio':1 'loc':5 'milonga':8 'patotero':3 'sentimental':4 'style':6 'tango':7
                                    'search_combo'  'corsini':5B,9 'french':6C 'ignacio':4B,8 'loc':12 'milonga':15 'patotero':1A,10 'sentimental':2A,11 'style':13 'tango':14 'tanguerooo':7C 'xx':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['latino americain', 'tango argentino', 'latin', 'tango dancing', 'tango']
                                        'tag_date'  1925
                                     'discogstags'  ['latin', 'tango']

============================== file details ==============================
                                           'mtime'  1620528345.870476  (2021-05-09 04:45:45)
                             'size'  1230720