======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '180'
                                          'artist'  'Capricorn'
                                     'text_people'  'http://sashasretroemporium.blogspot.com'
                                         'release'  'Dark Techno'
                                           'title'  '20hz'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  ("['italo disco', 'techno', 'thrash metal', 'heavy metal', 'breakbeat', "
 "'electronic']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '129.896'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

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'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 \x001\x006\x000\x007\x009\x005\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x009\x000\x000\x004\x006\x002\x008\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x006\x000\x007\x009\x005\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x009\x000\x000\x004\x006\x002\x008\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Å\x81\x13¾8\x98ÔO\x94\x86säðt\x06©'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xc5\x81\x13\xbe8\x98\xd4O\x94\x86s\xe4\xf0t\x06\xa9')
'PRIV:WM/WMCollectionID:Å\x81\x13¾8\x98ÔO\x94\x86säðt\x06©'  PRIV(owner='WM/WMCollectionID', data=b'\xc5\x81\x13\xbe8\x98\xd4O\x94\x86s\xe4\xf0t\x06\xa9')
'PRIV:WM/WMContentID:\x9c\x01©f«}(M\x8e\x08ÓÍ\x1d@(I'  PRIV(owner='WM/WMContentID', data=b'\x9c\x01\xa9f\xab}(M\x8e\x08\xd3\xcd\x1d@(I')
'TALB' (Album/Movie/Show title)                     'Dark Techno'
'TBPM' (BPM (beats per minute))                     '129.896'
'TCOM' (Composer)                                   'Hans Weekhout'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2009'
'TENC' (Encoded by)                                 'http://sashasretroemporium.blogspot.com'
'TIT2' (Title/songname/content description)         '20hz'
'TKEY' (Initial key)                                '7B'
'TLAN' (Language(s))                                'english'
'TOPE' (Original artist(s)/performer(s))            'http://sashasretroemporium.blogspot.com'
'TPE1' (Lead performer(s)/Soloist(s))               'Capricorn'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'http://sashasretroemporium.blogspot.com'
'TSO2'                                              'Optimo'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['italo disco',
 'techno',
 'thrash metal',
 'heavy metal',
 'breakbeat',
 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.18 dB'
'TXXX:replaygain_track_peak'                        '0.455178'

========================== row from database ==========================
                                              'id'  1360106
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dark - Techno/Capricorn - 20hz (Optimo Edit) ss.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  180
                                           'genre'  electronic-th-techno
                                        'filesize'  7244269
                                           'mtime'  1620568812
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (Optimo Edit) ss electronic th techno
                                      'tag_artist'  Capricorn
                                     'tag_release'  Dark Techno
                                       'tag_title'  20hz
                                             'bpm'  129.896
                                    'search_title'  '20hz':1
                                   'search_artist'  'capricorn':1
                                  'search_release'  'dark':1 'techno':2
                                     'search_rest'  '00poprockelectronic':1 'edit':4,5 'electronic':7 'optimo':2,3 'ss':6 'techno':9 'th':8
                                    'search_combo'  '00poprockelectronic':5 '20hz':1A 'capricorn':2B 'dark':3C 'edit':8,9 'electronic':11 'optimo':6,7 'ss':10 'techno':4C,13 'th':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['italo disco', 'techno', 'thrash metal', 'heavy metal', 'breakbeat', 'electronic']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620568812.3394225  (2021-05-09 16:00:12)
                             'size'  7244269