======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '199'
                                          'artist'  'Heatwave'
                                     'text_people'  'Rod Temperton'
                                         'release'  'Too Hot to Handle'
                                           'title'  'Lay It on Me'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'soul', '70s', 'disco', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '98.0'
                                             'key'  '5A'
                                        '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 \x00 \x00 \x009\x001\x004\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x004\x006\x006\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x008\x002\x005\x002\x004\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x00 \x009\x001\x004\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x004\x006\x006\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x008\x002\x005\x002\x004\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:rï74öÍ\x15O°?=ûq(\x00\x8b'  PRIV(owner='WM/WMCollectionGroupID', data=b'r\xef74\xf6\xcd\x15O\xb0?=\xfbq(\x00\x8b')
'PRIV:WM/WMCollectionID:rï74öÍ\x15O°?=ûq(\x00\x8b'  PRIV(owner='WM/WMCollectionID', data=b'r\xef74\xf6\xcd\x15O\xb0?=\xfbq(\x00\x8b')
'PRIV:WM/WMContentID:z]XåTÒÁC°\x0f\x986þl\x13¹'     PRIV(owner='WM/WMContentID', data=b'z]X\xe5T\xd2\xc1C\xb0\x0f\x986\xfel\x13\xb9')
'TALB' (Album/Movie/Show title)                     'Too Hot to Handle'
'TBPM' (BPM (beats per minute))                     '98.0'
'TCOM' (Composer)                                   'Rod Temperton'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1976'
'TIT2' (Title/songname/content description)         'Lay It on Me'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '199026'
'TPE1' (Lead performer(s)/Soloist(s))               'Heatwave'
'TPE2' (Band/orchestra/accompaniment)               'Heatwave'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'soul', '70s', 'disco', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.760964'

========================== row from database ==========================
                                              'id'  1113825
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/heatwave - 1976 too hot to handle/b3 - heatwave - lay it on me.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  199
                                           'genre'  funk or soul-funk
                                        'filesize'  4778695
                                           'mtime'  1620665727
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul heatwave 1976 too hot handle b3 heatwave lay it me funk or soul funk
                                      'tag_artist'  Heatwave
                                     'tag_release'  Too Hot to Handle
                                       'tag_title'  Lay It on Me
                                             'bpm'  98.0
                                    'search_title'  'it':2 'lay':1 'me':4 'on':3
                                   'search_artist'  'heatwave':1
                                  'search_release'  'handle':4 'hot':2 'to':3 'too':1
                                     'search_rest'  '1976':5 'b3':9 'funk':2 'handle':8 'heatwave':4 'hot':7 'it':11 'lay':10 'me':12 'or':13 'soul':3 'swing':1 'too':6
                                    'search_combo'  '1976':14 'b3':18 'funk':11 'handle':9C,17 'heatwave':5B,13 'hot':7C,16 'it':2A,20 'lay':1A,19 'me':4A,21 'on':3A 'or':22 'soul':12 'swing':10 'to':8C 'too':6C,15
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'soul', '70s', 'disco', 'funk']
                                        'tag_date'  1976
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665727.050961  (2021-05-10 18:55:27)
                             'size'  4778695