======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '190'
                                          'artist'  'Tommy Sands'
                                     'text_people'  'Irving Kahal/Sammy Fain'
                                         'release'  'Steady Date with Tommy Sands'
                                           'title'  "I'll Be Seeing You"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock and roll', 'celtic', 'oldies', 'pop', 'rockabilly']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'rock-pop-early'
                                             'bpm'  '141.8'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-310 POS 51'
'COMM:ID3v1 Comment:XXX'                            '59-310 POS 51'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x002\x00+\x009\x006\x00+\x002\x00E\x007\x004\x00+\x005\x00F\x006\x004\x00+\x008\x007\x00A\x005\x00+\x00B\x00C\x007\x000\x00+\x00E\x00C\x000\x006\x00+\x001\x001\x000\x00B\x007\x00+\x001\x003\x004\x00D\x001\x00+\x001\x005\x00C\x00F\x009\x00+\x001\x008\x000\x00C\x001\x00+\x001\x00A\x006\x003\x005\x00+\x001\x00D\x002\x009\x007\x00+\x001\x00F\x00A\x002\x007\x00+\x002\x002\x004\x002\x00F\x00+\x002\x005\x002\x006\x00C\x00+\x002\x007\x00A\x005\x003\x00+\x002\x00A\x004\x00F\x00E\x00+\x002\x00C\x004\x002\x00F\x00+\x002\x00F\x00C\x000\x00B\x00\x00\x00')
'PRIV:AverageLevel:Å\x10\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xc5\x10\x00\x00')
'PRIV:PeakValue:yn\x00\x00'                         PRIV(owner='PeakValue', data=b'yn\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 \x001\x000\x008\x004\x001\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x006\x009\x003\x000\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x009\x001\x009\x000\x007\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x001\x000\x008\x004\x001\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x006\x009\x003\x000\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x009\x001\x009\x000\x007\x007\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:òát&\x89\x93~C\x9e\x19Ï\x87oÿñX'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xf2\xe1t&\x89\x93~C\x9e\x19\xcf\x87o\xff\xf1X')
'PRIV:WM/WMCollectionID:òát&\x89\x93~C\x9e\x19Ï\x87oÿñX'  PRIV(owner='WM/WMCollectionID', data=b'\xf2\xe1t&\x89\x93~C\x9e\x19\xcf\x87o\xff\xf1X')
'PRIV:WM/WMContentID:`\x97]\x83=Á\\H½{xMGÇK\x10'    PRIV(owner='WM/WMContentID', data=b'`\x97]\x83=\xc1\\H\xbd{xMG\xc7K\x10')
'TALB' (Album/Movie/Show title)                     'Steady Date with Tommy Sands'
'TBPM' (BPM (beats per minute))                     '141.8'
'TCOM' (Composer)                                   'Irving Kahal/Sammy Fain'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         "I'll Be Seeing You"
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '190653'
'TPE1' (Lead performer(s)/Soloist(s))               'Tommy Sands'
'TPE2' (Band/orchestra/accompaniment)               'Tommy Sands'
'TPUB' (Publisher)                                  'Collectables'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock and roll', 'celtic', 'oldies', 'pop', 'rockabilly']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.94 dB'
'TXXX:replaygain_track_peak'                        '0.512757'

========================== row from database ==========================
                                              'id'  1521640
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-310 - Tommy Sands - I_ll Be Seeing You.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  190
                                           'genre'  rock-pop-early
                                        'filesize'  7623464
                                           'mtime'  1620736495
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 310 I_ll rock pop early
                                      'tag_artist'  Tommy Sands
                                     'tag_release'  Steady Date with Tommy Sands
                                       'tag_title'  I'll Be Seeing You
                                             'bpm'  141.8
                                    'search_title'  'be':4 'i':1 'ill':3 'll':2 'seeing':5 'you':6
                                   'search_artist'  'sands':2 'tommy':1
                                  'search_release'  'date':2 'sands':5 'steady':1 'tommy':4 'with':3
                                     'search_rest'  '00oldiepop':5 '1959':6 '310':8 '59':7 'country':4 'early':13 'exotica':2 'i':9 'jazz':1 'll':10 'oldies':3 'pop':12 'rock':11
                                    'search_combo'  '00oldiepop':18 '1959':19 '310':21 '59':20 'be':4A 'country':17 'date':10C 'early':26 'exotica':15 'i':1A,22 'ill':3A 'jazz':14 'll':2A,23 'oldies':16 'pop':25 'rock':24 'sands':8B,13C 'seeing':5A 'steady':9C 'tommy':7B,12C 'with':11C 'you':6A
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  10A
                                           '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-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', 'celtic', 'oldies', 'pop', 'rockabilly']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736494.5999131  (2021-05-11 14:34:54)
                             'size'  7623464