======================== unified (from filesystem) ========================
                                         'bitrate'  '320.073'
                                        'duration'  '224'
                                          'artist'  'The Prodigy'
                                     'text_people'  'C. Miller/Kevin Thornton/Liam Howlett/M. Smith/T. Randolph'
                                         'release'  'Out Of Space Single'
                                           'title'  'Out Of Space (Edit)'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'dance', 'techno', 'electronic', 'electronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-bigbeat'
                                             'bpm'  '146.000'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'4\x00+\x009\x006\x00+\x004\x002\x004\x000\x00+\x009\x005\x00A\x006\x00+\x00E\x001\x000\x00A\x00+\x001\x002\x00C\x000\x002\x00\x00\x00')
'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 \x004\x000\x006\x003\x007\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x002\x006\x008\x007\x001\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x001\x007\x006\x009\x000\x001\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x004\x000\x006\x003\x007\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x002\x006\x008\x007\x001\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x001\x007\x006\x009\x000\x001\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x8en!O\x9f@ØB\x87\x8c\x96¯?ë\xad\x19'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x8en!O\x9f@\xd8B\x87\x8c\x96\xaf?\xeb\xad\x19')
'PRIV:WM/WMCollectionID:\x8en!O\x9f@ØB\x87\x8c\x96¯?ë\xad\x19'  PRIV(owner='WM/WMCollectionID', data=b'\x8en!O\x9f@\xd8B\x87\x8c\x96\xaf?\xeb\xad\x19')
'PRIV:WM/WMContentID:\x0e\x87{\x05sÂ\x1a@»»\xadÀ\x06P~M'  PRIV(owner='WM/WMContentID', data=b'\x0e\x87{\x05s\xc2\x1a@\xbb\xbb\xad\xc0\x06P~M')
'TALB' (Album/Movie/Show title)                     'Out Of Space Single'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCOM' (Composer)                                   'C. Miller/Kevin Thornton/Liam Howlett/M. Smith/T. Randolph'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-bigbeat'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Out Of Space (Edit)'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '224000'
'TPE1' (Lead performer(s)/Soloist(s))               'The Prodigy'
'TPE2' (Band/orchestra/accompaniment)               'The Prodigy'
'TPUB' (Publisher)                                  'XL/Beggars'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['industrial', 'dance', 'techno', 'electronic', 'electronica']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.84 dB'
'TXXX:replaygain_track_peak'                        '0.832749'

========================== row from database ==========================
                                              'id'  1352224
                                            'path'  /data/Music/Bulk/00poprockelectronic/Prodigy/#singles/04. Out Of Space (1992)/01 - Out Of Space (Edit).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  224
                                           'genre'  electronic-generic or radio-bigbeat
                                        'filesize'  8970406
                                           'mtime'  1621696503
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic #singles 04. (1992) 01 electronic generic or radio bigbeat
                                      'tag_artist'  The Prodigy
                                     'tag_release'  Out Of Space Single
                                       'tag_title'  Out Of Space (Edit)
                                             'bpm'  146.0
                                    'search_title'  'edit':4,5 'of':2 'out':1 'space':3
                                   'search_artist'  'prodigy':2 'the':1
                                  'search_release'  'of':2 'out':1 'single':4 'space':3
                                     'search_rest'  '00poprockelectronic':1 '04':4,5 '1992':6,7 'bigbeat':12 'electronic':8 'generic':9 'or':10 'radio':11 'singles':2,3
                                    'search_combo'  '00poprockelectronic':12 '04':15,16 '1992':17,18 'bigbeat':23 'edit':4A,5A 'electronic':19 'generic':20 'of':2A,9C 'or':21 'out':1A,8C 'prodigy':7B 'radio':22 'single':11C 'singles':13,14 'space':3A,10C 'the':6B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dance', 'techno', 'electronic', 'electronica']
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696503.3641644  (2021-05-22 17:15:03)
                             'size'  8970406