======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '145'
                                          'artist'  'Muppets'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Muppets - Muppet Christmas Car'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'comedy', 'tv', 'fun', 'holiday']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'soundtrack-video;set-th-christmas'
                                             'bpm'  '86.034'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '86.034'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-video', 'set-th-christmas']
'TIT2' (Title/songname/content description)         'Muppets - Muppet Christmas Car'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muppets'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'comedy', 'tv', 'fun', 'holiday']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.23 dB'
'TXXX:replaygain_track_peak'                        '0.778518'

========================== row from database ==========================
                                              'id'  263381
                                            'path'  /data/Music/Bulk/0soundtrack/Muppets/Childrens Songs - Muppets Christmas Carol, It Feels Like Christmas (1).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  145
                                           'genre'  soundtrack-video;set-th-christmas
                                        'filesize'  2332216
                                           'mtime'  1620343530
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Childrens Songs Carol, It Feels Like (1) soundtrack video;set th christmas
                                      'tag_artist'  Muppets
                                     'tag_release'  None
                                       'tag_title'  Muppets - Muppet Christmas Car
                                             'bpm'  86.034
                                    'search_title'  'car':4 'christmas':3 'muppet':2 'muppets':1
                                   'search_artist'  'muppets':1
                                  'search_release'  
                                     'search_rest'  '0soundtrack':1 '1':9,10 'carol':4,5 'childrens':2 'christmas':17 'feels':7 'it':6 'like':8 'set':13,15 'songs':3 'soundtrack':11 'th':16 'video':12,14
                                    'search_combo'  '0soundtrack':6 '1':14,15 'car':4A 'carol':9,10 'childrens':7 'christmas':3A,22 'feels':12 'it':11 'like':13 'muppet':2A 'muppets':1A,5B 'set':18,20 'songs':8 'soundtrack':16 'th':21 'video':17,19
                                    'tag_tracknum'  None
                                      '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-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'comedy', 'tv', 'fun', 'holiday']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343530.4603653  (2021-05-07 01:25:30)
                             'size'  2332216