======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '248'
                                          'artist'  'Bon Jovi'
                                     'text_people'  ''
                                         'release'  'Slippery When Wet'
                                           'title'  "Livin' On A Prayer"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['classic rock', '80s', 'hair metal', 'hard rock', 'rock']"
                                     'discogstags'  "['rock', 'hard rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '122.068'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Slippery When Wet'
'TBPM' (BPM (beats per minute))                     '122.068'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         "Livin' On A Prayer"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bon Jovi'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'hard rock']
'TXXX:lastfmtags'                                   ['classic rock', '80s', 'hair metal', 'hard rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.33 dB'
'TXXX:replaygain_track_peak'                        '0.352906'

========================== row from database ==========================
                                              'id'  255633
                                            'path'  /data/Music/Bulk/0soundtrack/Unsorted/Slippery When Wet__MBZ;#Bon Jovi;#Slippery When Wet;#03;#Livin on a Prayer.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  248
                                           'genre'  soundtrack-video
                                        'filesize'  5973498
                                           'mtime'  1678975576
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Unsorted Wet__MBZ;#Bon Jovi;#Slippery Wet;#03;#Livin soundtrack video
                                      'tag_artist'  Bon Jovi
                                     'tag_release'  Slippery When Wet
                                       'tag_title'  Livin' On A Prayer
                                             'bpm'  122.068
                                    'search_title'  'a':4 'livin':1,2 'on':3 'prayer':5
                                   'search_artist'  'bon':1 'jovi':2
                                  'search_release'  'slippery':1 'wet':3 'when':2
                                     'search_rest'  '03':14,17 '0soundtrack':1 'bon':5,8 'jovi':9,11 'livin':15,18 'mbz':4,7 'slippery':10,12 'soundtrack':19 'unsorted':2 'video':20 'wet':3,6,13,16
                                    'search_combo'  '03':24,27 '0soundtrack':11 'a':4A 'bon':6B,15,18 'jovi':7B,19,21 'livin':1A,2A,25,28 'mbz':14,17 'on':3A 'prayer':5A 'slippery':8C,20,22 'soundtrack':29 'unsorted':12 'video':30 'wet':10C,13,16,23,26 'when':9C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['classic rock', '80s', 'hair metal', 'hard rock', 'rock']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'hard rock']

============================== file details ==============================
                                           'mtime'  1678975576.0417938  (2023-03-16 15:06:16)
                             'size'  5973498