======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '209'
                                          'artist'  'Messer für Frau Müller'
                                     'text_people'  ''
                                         'release'  'Second Hand Dreams'
                                           'title'  'I, Vibraphone'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-2', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['russian/electronic/chillout/experimental/easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '15'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '140.9'
                                             'key'  '11A'
                                        'acoustid'  'b12768a0-495e-4d16-9559-eb653346f496'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Second Hand Dreams'
'TBPM' (BPM (beats per minute))                     '140.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2016-07-09'
'TIT2' (Title/songname/content description)         'I, Vibraphone'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Messer für Frau Müller'
'TPE2' (Band/orchestra/accompaniment)               'Messer für Frau Müller'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/15'
'TSO2'                                              'Нож Для Фрау Мюллер'
'TSOP' (Performer sort order)                       'Нож Для Фрау Мюллер'
'TXXX:ARTISTS'                                      'Messer für Frau Müller'
'TXXX:Acoustid Id'                                  'b12768a0-495e-4d16-9559-eb653346f496'
'TXXX:MusicBrainz Album Artist Id'                  '121d2a21-a449-44a5-ad4c-5627a94fb15c'
'TXXX:MusicBrainz Album Id'                         '77a51e51-6592-4809-a2ee-04395190da9d'
'TXXX:MusicBrainz Album Release Country'            'RU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '121d2a21-a449-44a5-ad4c-5627a94fb15c'
'TXXX:MusicBrainz Release Group Id'                 '236adec1-ba00-3ab9-902b-70f937a283d0'
'TXXX:MusicBrainz Release Track Id'                 '37df8397-723e-3247-9366-0d77a4d5e416'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'russian/electronic/chillout/experimental/easy listening'
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.16 dB'
'TXXX:replaygain_track_peak'                        '0.424288'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6ceb8aef-10c8-4f98-ba0d-7197d2aa531d')

========================== row from database ==========================
                                              'id'  501422
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Messer Für Frau Müller/Messer Für Frau Müller - 2000 - Second Hand Dreams (Solnze) [250kvbr]/04_ya_vibrofon (I Am Vibraphone).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  209
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6796519
                                           'mtime'  1636910086
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Für Für 2000 (Solnze) [250kvbr] 04_ya_vibrofon (I Am Vibraphone) electronic unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Messer für Frau Müller
                                     'tag_release'  Second Hand Dreams
                                       'tag_title'  I, Vibraphone
                                             'bpm'  140.9
                                    'search_title'  'i':1,2 'vibraphone':3
                                   'search_artist'  'frau':4 'fur':2,3 'messer':1 'muller':5,6
                                  'search_release'  'dreams':3 'hand':2 'second':1
                                     'search_rest'  '04':8 '2000':3 '250kvbr':6,7 'am':13 'electronic':16 'fur':1,2 'i':11,12 'mor':26 'pl':21 'set':18,20,23,25 'shirleyspinoza':22,24 'solnze':4,5 'unsorted':17,19 'vibraphone':14,15 'vibrofon':10 'ya':9
                                    'search_combo'  '04':20 '2000':15 '250kvbr':18,19 'am':25 'dreams':12C 'electronic':28 'frau':7B 'fur':5B,6B,13,14 'hand':11C 'i':1A,2A,23,24 'messer':4B 'mor':38 'muller':8B,9B 'pl':33 'second':10C 'set':30,32,35,37 'shirleyspinoza':34,36 'solnze':16,17 'unsorted':29,31 'vibraphone':3A,26,27 'vibrofon':22 'ya':21
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['russian/electronic/chillout/experimental/easy listening']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910085.829157  (2021-11-14 18:14:45)
                             'size'  6796519