======================== unified (from filesystem) ========================
                                         'bitrate'  '280.042'
                                        'duration'  '162'
                                          'artist'  'Johnny Gibbs'
                                     'text_people'  ''
                                         'release'  'Music To Spy By'
                                           'title'  'You Only Live Twice'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted;set-th-spy'
                                             'bpm'  '138.417'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Music To Spy By'
'TBPM' (BPM (beats per minute))                     '138.417'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-unsorted', 'set-th-spy']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'You Only Live Twice'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Gibbs'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '05'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.31 dB'
'TXXX:replaygain_track_peak'                        '0.490018'

========================== row from database ==========================
                                              'id'  678287
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Crime Jazz - Volume 02 - Music to Spy By 1/(05) [Johnny Gibbs] You Only Live Twice.mp3
                                         'working'  None
                                         'bitrate'  280
                                    'duration_sec'  162
                                           'genre'  prerock-jb-jazz-unsorted;set-th-spy
                                        'filesize'  5665456
                                           'mtime'  1620528399
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Crime Jazz Volume 02 to 1 (05) [Johnny Gibbs] prerock jb jazz unsorted;set th spy
                                      'tag_artist'  Johnny Gibbs
                                     'tag_release'  Music To Spy By
                                       'tag_title'  You Only Live Twice
                                             'bpm'  138.417
                                    'search_title'  'live':3 'only':2 'twice':4 'you':1
                                   'search_artist'  'gibbs':2 'johnny':1
                                  'search_release'  'by':4 'music':1 'spy':3 'to':2
                                     'search_rest'  '05':9,10 '1':8 'country':4 'crime':5 'exotica':2 'gibbs':13,14 'jazz':1 'jb':16 'johnny':11,12 'oldies':3 'prerock':15 'set':18,20 'spy':22 'th':21 'to':7 'unsorted':17,19 'volume':6
                                    'search_combo'  '05':19,20 '1':18 'by':10C 'country':14 'crime':15 'exotica':12 'gibbs':6B,23,24 'jazz':11 'jb':26 'johnny':5B,21,22 'live':3A 'music':7C 'oldies':13 'only':2A 'prerock':25 'set':28,30 'spy':9C,32 'th':31 'to':8C,17 'twice':4A 'unsorted':27,29 'volume':16 'you':1A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528398.8053284  (2021-05-09 04:46:38)
                             'size'  5665456