======================== unified (from filesystem) ========================
                                         'bitrate'  '210.168'
                                        'duration'  '193'
                                          'artist'  'Messer für Frau Müller'
                                     'text_people'  ''
                                         'release'  'Triangle, Dot & Devil'
                                           'title'  'Goodbye, Sea! (feat. Natalya Vetlitskaya)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['russian', 'electronic', 'chillout', 'experimental', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic;electronic-experimental'
                                             'bpm'  '100.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Triangle, Dot & Devil'
'TBPM' (BPM (beats per minute))                     '100.1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'electronic-experimental']
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 "LAME Ain't an MP3 Encoder"
'TIT2' (Title/songname/content description)         'Goodbye, Sea! (feat. Natalya Vetlitskaya)'
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Messer für Frau Müller'
'TRCK' (Track number/Position in set)               '17'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['russian', 'electronic', 'chillout', 'experimental', 'easy listening']
'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'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.357806'

========================== row from database ==========================
                                              'id'  1531162
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Messer Für Frau Müller/Messer Für Frau Müller - 2003 - Treugol_nik, Chert I Tochka (Partija) [192-320kvbr]/17-messer_fur_frau_muller-goodbye_sea_(feat._natalya_vetlitskaya).mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  193
                                           'genre'  electronic;electronic-experimental
                                        'filesize'  5096189
                                           'mtime'  1636912595
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Für Für 2003 Treugol_nik, Chert I Tochka (Partija) [192 320kvbr] 17 messer_fur_frau_muller goodbye_sea_(feat._natalya_vetlitskaya) electronic;electronic experimental
                                      'tag_artist'  Messer für Frau Müller
                                     'tag_release'  Triangle, Dot & Devil
                                       'tag_title'  Goodbye, Sea! (feat. Natalya Vetlitskaya)
                                             'bpm'  100.1
                                    'search_title'  'feat':4,5 'goodbye':1,2 'natalya':6 'sea':3 'vetlitskaya':7,8
                                   'search_artist'  'frau':4 'fur':2,3 'messer':1 'muller':5,6
                                  'search_release'  'devil':4 'dot':3 'triangle':1,2
                                     'search_rest'  '192':13,14 '2003':3 '320kvbr':15,16 'chert':8 'electronic':31,32,33,34 'experimental':35 'feat':23,28 'frau':19 'fur':1,2,18 'goodbye':21,26 'i':9 'messer':17 'muller':20 'natalya':24,29 'nik':5,7 'partija':11,12 'sea':22,27 'tochka':10 'treugol':4,6 'vetlitskaya':25,30
                                    'search_combo'  '192':31,32 '2003':21 '320kvbr':33,34 'chert':26 'devil':18C 'dot':17C 'electronic':49,50,51,52 'experimental':53 'feat':4A,5A,41,46 'frau':12B,37 'fur':10B,11B,19,20,36 'goodbye':1A,2A,39,44 'i':27 'messer':9B,35 'muller':13B,14B,38 'natalya':6A,42,47 'nik':23,25 'partija':29,30 'sea':3A,40,45 'tochka':28 'treugol':22,24 'triangle':15C,16C 'vetlitskaya':7A,8A,43,48
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-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'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912594.8487897  (2021-11-14 18:56:34)
                             'size'  5096189