======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '206'
                                          'artist'  'Atb'
                                     'text_people'  ''
                                         'release'  'Anima Amoris'
                                           'title'  "I Don 't Wanna Stop (Radio Edit)"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-4']")
                                      'lastfmtags'  "['dance', 'trance', 'electronic', 'chillout', 'vocal trance']"
                                     'discogstags'  "['trance', 'electronic', 'progressive trance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1518'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '130.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ("Anima Amoris [Techno] 160 MP3 / Atb - I Don 't Wanna Stop (Radio Edit) * "
 'anima.sknt.ru / Recorded using streamWriter by TauAs')
'TALB' (Album/Movie/Show title)                     'Anima Amoris'
'TBPM' (BPM (beats per minute))                     '130.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TIT2' (Title/songname/content description)         "I Don 't Wanna Stop (Radio Edit)"
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Atb'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1518'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '4'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['trance', 'electronic', 'progressive trance']
'TXXX:lastfmtags'                                   ['dance', 'trance', 'electronic', 'chillout', 'vocal trance']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-9.57 dB'
'TXXX:replaygain_track_peak'                        '1.168737'

========================== row from database ==========================
                                              'id'  1514896
                                            'path'  /data/Music/Bulk/00poprockelectronic/Anima Amoris [Techno] 160 MP3/Atb - I Don _t Wanna Stop (Radio Edit)   Anima.Sknt.Ru.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  206
                                           'genre'  electronic-th-techno
                                        'filesize'  4139902
                                           'mtime'  1620567215
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [Techno] 160 MP3 _t Anima.Sknt.Ru electronic th techno
                                      'tag_artist'  Atb
                                     'tag_release'  Anima Amoris
                                       'tag_title'  I Don 't Wanna Stop (Radio Edit)
                                             'bpm'  130.0
                                    'search_title'  'don':2 'edit':9,10 'i':1 'radio':7,8 'stop':6 't':3,4 'wanna':5
                                   'search_artist'  'atb':1
                                  'search_release'  'amoris':2 'anima':1
                                     'search_rest'  '00poprockelectronic':1 '160':4 'anima':7 'animaskntru':10 'electronic':11 'mp3':5 'ru':9 'sknt':8 't':6 'techno':2,3 'th':12
                                    'search_combo'  '00poprockelectronic':14 '160':17 'amoris':13C 'anima':12C,20 'animaskntru':23 'atb':11B 'don':2A 'edit':9A,10A 'electronic':24 'i':1A 'mp3':18 'radio':7A,8A 'ru':22 'sknt':21 'stop':6A 't':3A,4A,19 'techno':15,16 'th':25 'wanna':5A
                                    'tag_tracknum'  1518
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-4', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-4', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['dance', 'trance', 'electronic', 'chillout', 'vocal trance']
                                        'tag_date'  
                                     'discogstags'  ['trance', 'electronic', 'progressive trance']

============================== file details ==============================
                                           'mtime'  1620567215.2832816  (2021-05-09 15:33:35)
                             'size'  4139902