======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '274'
                                          'artist'  'Dune'
                                     'text_people'  ''
                                         'release'  'Expedicion'
                                           'title'  'Hand in Hand'
                                           'quals'  ("['Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-HAP-4', 'Q-JZFKS-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-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'rave', 'electronic', 'happy hardcore', 'trance']"
                                     'discogstags'  "['electronic', 'drum n bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-happy hardcore'
                                             'bpm'  '85.309'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:AverageLevel:{\x14\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x14\x00\x00')
'PRIV:PeakValue:¡~\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1~\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 \x002\x001\x000\x003\x000\x000\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x007\x002\x006\x005\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x002\x006\x007\x003\x001\x001\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x002\x001\x000\x003\x000\x000\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x007\x002\x006\x005\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x002\x006\x007\x003\x001\x001\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ó\x19õO$e°@£ØD\nd\x91\x83Â'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xf3\x19\xf5O$e\xb0@\xa3\xd8D\nd\x91\x83\xc2')
'PRIV:WM/WMCollectionID:ó\x19õO$e°@£ØD\nd\x91\x83Â'  PRIV(owner='WM/WMCollectionID', data=b'\xf3\x19\xf5O$e\xb0@\xa3\xd8D\nd\x91\x83\xc2')
'PRIV:WM/WMContentID:¥ß[_/ä\x00@\x9beû\x0b?%ÿa'     PRIV(owner='WM/WMContentID', data=b'\xa5\xdf[_/\xe4\x00@\x9be\xfb\x0b?%\xffa')
'TALB' (Album/Movie/Show title)                     'Expedicion'
'TBPM' (BPM (beats per minute))                     '85.309'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-happy hardcore'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Hand in Hand'
'TKEY' (Initial key)                                '3B'
'TLEN' (Length)                                     '274893'
'TPE1' (Lead performer(s)/Soloist(s))               'Dune'
'TPE2' (Band/orchestra/accompaniment)               'Dune'
'TPUB' (Publisher)                                  'Orbit'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'drum n bass']
'TXXX:lastfmtags'                                   ['dance', 'rave', 'electronic', 'happy hardcore', 'trance']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.83 dB'
'TXXX:replaygain_track_peak'                        '0.850098'

========================== row from database ==========================
                                              'id'  1347923
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dune/Expedicion/10 Hand in Hand.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  274
                                           'genre'  electronic-th-ent-happy hardcore
                                        'filesize'  10990364
                                           'mtime'  1620569136
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 10 electronic th ent happy hardcore
                                      'tag_artist'  Dune
                                     'tag_release'  Expedicion
                                       'tag_title'  Hand in Hand
                                             'bpm'  85.309
                                    'search_title'  'hand':1 'in':2
                                   'search_artist'  'dune':1
                                  'search_release'  'expedicion':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'ent':4 'happy':5 'hardcore':6 'th':3
                                    'search_combo'  '00poprockelectronic':5 'dune':3B 'electronic':6 'ent':8 'expedicion':4C 'hand':1A 'happy':9 'hardcore':10 'in':2A 'th':7
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  3B
                                           '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-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'rave', 'electronic', 'happy hardcore', 'trance']
                                        'tag_date'  1996
                                     'discogstags'  ['electronic', 'drum n bass']

============================== file details ==============================
                                           'mtime'  1620569136.300708  (2021-05-09 16:05:36)
                             'size'  10990364