======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '57'
                                          'artist'  'radio spot'
                                     'text_people'  ''
                                         'release'  'Murder on your ears'
                                           'title'  'destroy all monsters'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '45'
                                      'tracktotal'  '49'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials-trailers'
                                             'bpm'  '131.5'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00001157 0000103B 000082B5 00008278 000072E5 000072E5 0000807D 00007503 '
 '00005F68 0000BD63')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B4C 0000000000265B24 00000000 00115ADB 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'D411E131+343449+49+150+2727+13902+16302+28527+32835+43262+47462+57637+62137+71337+75012+83262+87462+95558+99418+107913+112113+122688+131763+140388+149238+159888+161845+170622+174572+185322+187528+197663+199426+207418+212368+222268+224272+235897+241530+252685+254449+265210+269818+279863+283988+295538+300113+311034+315309+326045+327695+342885'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '45'
'TALB' (Album/Movie/Show title)                     'Murder on your ears'
'TBPM' (BPM (beats per minute))                     '131.5'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-commercials-trailers'
'TENC' (Encoded by)                                 'iTunes 9.0.2'
'TIT2' (Title/songname/content description)         'destroy all monsters'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'radio spot'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '45/49'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.19 dB'
'TXXX:replaygain_track_peak'                        '0.421947'

========================== row from database ==========================
                                              'id'  948316
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - J.R. Williams - Murder On Your Ears/45 - radio spot - destroy all monsters.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  57
                                           'genre'  nonmusic-commercials-trailers
                                        'filesize'  1143737
                                           'mtime'  1620527723
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va J.R. Williams On Your Ears 45 nonmusic commercials trailers
                                      'tag_artist'  radio spot
                                     'tag_release'  Murder on your ears
                                       'tag_title'  destroy all monsters
                                             'bpm'  131.5
                                    'search_title'  'all':2 'destroy':1 'monsters':3
                                   'search_artist'  'radio':1 'spot':2
                                  'search_release'  'ears':4 'murder':1 'on':2 'your':3
                                     'search_rest'  '45':9 'commercials':11 'ears':8 'j':2 'jr':4 'nonmusic':10 'on':6 'r':3 'trailers':12 'va':1 'williams':5 'your':7
                                    'search_combo'  '45':18 'all':2A 'commercials':20 'destroy':1A 'ears':9C,17 'j':11 'jr':13 'monsters':3A 'murder':6C 'nonmusic':19 'on':7C,15 'r':12 'radio':4B 'spot':5B 'trailers':21 'va':10 'williams':14 'your':8C,16
                                    'tag_tracknum'  45
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', '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-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527722.691413  (2021-05-09 04:35:22)
                             'size'  1143737