======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '150'
                                          'artist'  'Connie Francis'
                                     'text_people'  'Jeannine Clesi'
                                         'release'  'The Very Best of Connie Francis'
                                           'title'  "I'm Sorry I Made You Cry"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', '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-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', '60s', 'female vocalists', 'pop', '50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '86.920'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '58-260 POS 36'
'COMM:ID3v1 Comment:XXX'                            '58-260 POS 36'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x005\x00+\x00B\x006\x00+\x002\x009\x007\x002\x00+\x005\x005\x007\x005\x00+\x007\x00D\x004\x001\x00+\x00A\x004\x00A\x008\x00+\x00D\x000\x008\x001\x00+\x00F\x00F\x006\x001\x00+\x001\x002\x008\x002\x009\x00+\x001\x005\x005\x002\x004\x00+\x001\x008\x005\x00D\x008\x00+\x001\x00B\x002\x009\x002\x00+\x001\x00E\x003\x009\x005\x00+\x002\x001\x002\x008\x009\x00+\x002\x003\x00F\x007\x00D\x00+\x002\x006\x001\x00F\x00B\x00+\x002\x009\x000\x00B\x00A\x00+\x002\x00B\x00F\x007\x00A\x00+\x002\x00F\x005\x009\x00E\x00+\x003\x002\x008\x003\x001\x00+\x003\x005\x002\x00A\x00A\x00+\x003\x007\x00D\x00B\x003\x00+\x003\x00A\x00C\x007\x005\x00\x00\x00')
'PRIV:AverageLevel:å\x12\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xe5\x12\x00\x00')
'PRIV:PeakValue:\x0en\x00\x00'                      PRIV(owner='PeakValue', data=b'\x0en\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 \x00 \x00 \x007\x007\x001\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x003\x000\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x009\x004\x003\x000\x002\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x00 \x007\x007\x001\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x003\x000\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x009\x004\x003\x000\x002\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x90\x1dÌ\x8dy\x19\x88A\x8asVkZ6Q:'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x90\x1d\xcc\x8dy\x19\x88A\x8asVkZ6Q:')
'PRIV:WM/WMCollectionID:\x90\x1dÌ\x8dy\x19\x88A\x8asVkZ6Q:'  PRIV(owner='WM/WMCollectionID', data=b'\x90\x1d\xcc\x8dy\x19\x88A\x8asVkZ6Q:')
'PRIV:WM/WMContentID:Á\x1d\x93÷\x03ÊEC\x86î¹÷§,N\x15'  PRIV(owner='WM/WMContentID', data=b'\xc1\x1d\x93\xf7\x03\xcaEC\x86\xee\xb9\xf7\xa7,N\x15')
'TALB' (Album/Movie/Show title)                     'The Very Best of Connie Francis'
'TBPM' (BPM (beats per minute))                     '86.920'
'TCOM' (Composer)                                   'Jeannine Clesi'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1958'
'TIT2' (Title/songname/content description)         "I'm Sorry I Made You Cry"
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '150226'
'TPE1' (Lead performer(s)/Soloist(s))               'Connie Francis'
'TPE2' (Band/orchestra/accompaniment)               'Connie Francis'
'TPUB' (Publisher)                                  'Polydor'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', '60s', 'female vocalists', 'pop', '50s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                        '+1.32 dB'
'TXXX:replaygain_track_peak'                        '0.430554'

========================== row from database ==========================
                                              'id'  1517459
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1958/58-260 - Connie Francis - I_m Sorry I Made You Cry.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  150
                                           'genre'  prerock-swing
                                        'filesize'  6010924
                                           'mtime'  1620562657
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1958 58 260 I_m prerock swing
                                      'tag_artist'  Connie Francis
                                     'tag_release'  The Very Best of Connie Francis
                                       'tag_title'  I'm Sorry I Made You Cry
                                             'bpm'  86.92
                                    'search_title'  'cry':8 'i':1,5 'im':3 'm':2 'made':6 'sorry':4 'you':7
                                   'search_artist'  'connie':1 'francis':2
                                  'search_release'  'best':3 'connie':5 'francis':6 'of':4 'the':1 'very':2
                                     'search_rest'  '00oldiepop':5 '1958':6 '260':8 '58':7 'country':4 'exotica':2 'i':9 'jazz':1 'm':10 'oldies':3 'prerock':11 'swing':12
                                    'search_combo'  '00oldiepop':21 '1958':22 '260':24 '58':23 'best':13C 'connie':9B,15C 'country':20 'cry':8A 'exotica':18 'francis':10B,16C 'i':1A,5A,25 'im':3A 'jazz':17 'm':2A,26 'made':6A 'of':14C 'oldies':19 'prerock':27 'sorry':4A 'swing':28 'the':11C 'very':12C 'you':7A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           '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-2', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['oldies', '60s', 'female vocalists', 'pop', '50s']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562656.7048695  (2021-05-09 14:17:36)
                             'size'  6010924