======================== unified (from filesystem) ========================
                                         'bitrate'  '256.688'
                                        'duration'  '371'
                                          'artist'  'Susannah McCorkle'
                                     'text_people'  'Susannah McCorkle'
                                         'release'  'Most Requested Songs'
                                           'title'  "P'ia Machucar Meu Coracao (The Day We Said Goodbye)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['usa', 'female vocalists', 'jazz vocal', 'jazz', 'vocal jazz', 'female "
 "vocalist']")
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  '14'
                                            'date'  '2001'
                                        'comments'  'Encoded with Ashampoo AudioCD MP3 Studio 3.'
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '143.619'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Most Requested Songs'
'TBPM' (BPM (beats per minute))                     '143.619'
'TCOM' (Composer)                                   'Barroso  /  McCorkle'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TCOP' (Copyright message)                          '®&© 2001 Concord Jazz Records'
'TDRC' (Recording time)                             '2001'
'TENC' (Encoded by)                                 'Exact Audio Copy (Secure Mode)'
'TIT2' (Title/songname/content description)         "P'ia Machucar Meu Coracao (The Day We Said Goodbye)"
'TIT3' (Subtitle/Description refinement)            'Encoded with Ashampoo AudioCD MP3 Studio 3.'
'TKEY' (Initial key)                                '4A'
'TOPE' (Original artist(s)/performer(s))            'Susannah McCorkle'
'TPE1' (Lead performer(s)/Soloist(s))               'Susannah McCorkle'
'TPE2' (Band/orchestra/accompaniment)               'Susannah McCorkle'
'TRCK' (Track number/Position in set)               '09/14'
'TXXX:MP3GAIN_MINMAX'                               '117,205'
'TXXX:MP3GAIN_UNDO'                                 '+005,+005,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['usa',
 'female vocalists',
 'jazz vocal',
 'jazz',
 'vocal jazz',
 'female vocalist']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.26 dB'
'TXXX:replaygain_track_peak'                        '0.418758'
'WXXX:'                                             WXXX(encoding=<Encoding.UTF16: 1>, desc='', url='http://susannahmccorkle.home.mindspring.com/')

========================== row from database ==========================
                                              'id'  1508501
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Susannah McCorcle/09. Susannah McCorkle - P_ia Machucar Meu Coracao (The Day We Said Goodbye).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  371
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  11931648
                                           'mtime'  1620535941
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country McCorcle 09. P_ia prerock jb jazz vocal
                                      'tag_artist'  Susannah McCorkle
                                     'tag_release'  Most Requested Songs
                                       'tag_title'  P'ia Machucar Meu Coracao (The Day We Said Goodbye)
                                             'bpm'  143.619
                                    'search_title'  'coracao':6 'day':9 'goodbye':12,13 'ia':2 'machucar':4 'meu':5 'p':1 'pia':3 'said':11 'the':7,8 'we':10
                                   'search_artist'  'corkle':4 'mc':3 'mccorkle':2 'susannah':1
                                  'search_release'  'most':1 'requested':2 'songs':3
                                     'search_rest'  '09':6,7 'corcle':14 'country':4 'exotica':2 'ia':9 'jazz':1 'jb':11 'mc':13 'mccorcle':5 'oldies':3 'p':8 'prerock':10 'vocal':12
                                    'search_combo'  '09':26,27 'coracao':6A 'corcle':34 'corkle':17B 'country':24 'day':9A 'exotica':22 'goodbye':12A,13A 'ia':2A,29 'jazz':21 'jb':31 'machucar':4A 'mc':16B,33 'mccorcle':25 'mccorkle':15B 'meu':5A 'most':18C 'oldies':23 'p':1A,28 'pia':3A 'prerock':30 'requested':19C 'said':11A 'songs':20C 'susannah':14B 'the':7A,8A 'vocal':32 'we':10A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['usa', 'female vocalists', 'jazz vocal', 'jazz', 'vocal jazz', 'female vocalist']
                                        'tag_date'  2001
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620535940.7379181  (2021-05-09 06:52:20)
                             'size'  11931648