======================== unified (from filesystem) ========================
                                         'bitrate'  '319.725'
                                        'duration'  '161'
                                          'artist'  'Earl Grant'
                                     'text_people'  'Leon Pober'
                                         'release'  "The Best Of Earl Grant - Singin' And Swingin'"
                                           'title'  'Evening Rain'
                                           'quals'  ("['Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'northern soul', 'jazz', 'soul', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '141.019'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-366 POS 63'
'COMM:ID3v1 Comment:XXX'                            '59-366 POS 63'
'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')
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'PRIV:WM/WMCollectionGroupID:\x92\x00LÅlô\x9dG¦Ý\x9f\x05\x90WA6'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x92\x00L\xc5l\xf4\x9dG\xa6\xdd\x9f\x05\x90WA6')
'PRIV:WM/WMCollectionID:\x92\x00LÅlô\x9dG¦Ý\x9f\x05\x90WA6'  PRIV(owner='WM/WMCollectionID', data=b'\x92\x00L\xc5l\xf4\x9dG\xa6\xdd\x9f\x05\x90WA6')
'PRIV:WM/WMContentID:v\x17E¦\x88t\nF\x91\x1dnÅZ»\x14\x00'  PRIV(owner='WM/WMContentID', data=b'v\x17E\xa6\x88t\nF\x91\x1dn\xc5Z\xbb\x14\x00')
'TALB' (Album/Movie/Show title)                     "The Best Of Earl Grant - Singin' And Swingin'"
'TBPM' (BPM (beats per minute))                     '141.019'
'TCOM' (Composer)                                   'Leon Pober'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Evening Rain'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Earl Grant'
'TPE2' (Band/orchestra/accompaniment)               'Earl Grant'
'TPUB' (Publisher)                                  'MCA'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'northern soul', 'jazz', 'soul', 'oldies']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'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'                        '+1.90 dB'
'TXXX:replaygain_track_peak'                        '0.614121'

========================== row from database ==========================
                                              'id'  1427208
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-366 - Earl Grant - Evening Rain.mp3
                                         'working'  None
                                         'bitrate'  319
                                    'duration_sec'  161
                                           'genre'  prerock-unsorted
                                        'filesize'  6470873
                                           'mtime'  1620387822
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 366 prerock unsorted
                                      'tag_artist'  Earl Grant
                                     'tag_release'  The Best Of Earl Grant - Singin' And Swingin'
                                       'tag_title'  Evening Rain
                                             'bpm'  141.019
                                    'search_title'  'evening':1 'rain':2
                                   'search_artist'  'earl':1 'grant':2
                                  'search_release'  'and':8 'best':2 'earl':4 'grant':5 'of':3 'singin':6,7 'swingin':9,10 'the':1
                                     'search_rest'  '00oldiepop':5 '1959':6 '366':8 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':19 '1959':20 '366':22 '59':21 'and':12C 'best':6C 'country':18 'earl':3B,8C 'evening':1A 'exotica':16 'grant':4B,9C 'jazz':15 'of':7C 'oldies':17 'prerock':23 'rain':2A 'singin':10C,11C 'swingin':13C,14C 'the':5C 'unsorted':24
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['lounge', 'northern soul', 'jazz', 'soul', 'oldies']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387822.0438013  (2021-05-07 13:43:42)
                             'size'  6470873