======================== unified (from filesystem) ========================
                                         'bitrate'  '125.495'
                                        'duration'  '227'
                                          'artist'  'Jaakko Eino Kalevi & Long-Sam'
                                     'text_people'  ''
                                         'release'  'Dimitri - Suomi Masaa'
                                           'title'  'Vierailu merjan luona'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['finnish', 'suomi', 'electropop', 'electronic', 'electro-funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '120.0'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Suomi Masaa'
'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TIT2' (Title/songname/content description)         'Vierailu merjan luona'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Jaakko Eino Kalevi & Long-Sam'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['finnish', 'suomi', 'electropop', 'electronic', 'electro-funk']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.531866'
'TXXX:youtube'                                      'ZpDvY'

========================== row from database ==========================
                                              'id'  1477151
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/SuomiMusaa/Vierailu merjan luona-G9pc7-ZpDvY.mp3
                                         'working'  None
                                         'bitrate'  125
                                    'duration_sec'  227
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  3573929
                                           'mtime'  1621628574
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm SuomiMusaa G9pc7 ZpDvY loc eur northern finland
                                      'tag_artist'  Jaakko Eino Kalevi & Long-Sam
                                     'tag_release'  Dimitri - Suomi Masaa
                                       'tag_title'  Vierailu merjan luona
                                             'bpm'  120.0
                                    'search_title'  'luona':3 'merjan':2 'vierailu':1
                                   'search_artist'  'eino':2 'jaakko':1 'kalevi':3 'long':4 'longsam':6 'sam':5
                                  'search_release'  'dimitri':1 'masaa':3 'suomi':2
                                     'search_rest'  'dv':11 'eur':5 'finland':7 'g9pc7':2 'loc':4 'musaa':9 'northern':6 'suomi':8 'suomimusaa':1 'y':12 'zp':10 'zpdvy':3
                                    'search_combo'  'dimitri':10C 'dv':23 'eino':5B 'eur':17 'finland':19 'g9pc7':14 'jaakko':4B 'kalevi':6B 'loc':16 'long':7B 'longsam':9B 'luona':3A 'masaa':12C 'merjan':2A 'musaa':21 'northern':18 'sam':8B 'suomi':11C,20 'suomimusaa':13 'vierailu':1A 'y':24 'zp':22 'zpdvy':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['finnish', 'suomi', 'electropop', 'electronic', 'electro-funk']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628574.18414  (2021-05-21 22:22:54)
                             'size'  3573929