======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '357'
                                          'artist'  'Funkadelic'
                                     'text_people'  ''
                                         'release'  'America eats it young'
                                           'title'  'Everybody is going to make it this time'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychedelic', 'p funk', 'soul', 'funk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '143.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'PCNT' (Play counter)                               PCNT(count=0)
'POPM:traktor@native-instruments.de'                POPM(email='traktor@native-instruments.de', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'America eats it young'
'TBPM' (BPM (beats per minute))                     '143.9'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'Everybody is going to make it this time'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Funkadelic'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:fBPM'                                         '0.000000'
'TXXX:fBPMQuality'                                  '0.000000'
'TXXX:lastfmtags'                                   ['psychedelic', 'p funk', 'soul', 'funk', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.00 dB'
'TXXX:replaygain_track_peak'                        '0.631645'

========================== row from database ==========================
                                              'id'  1113541
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/funkadelic - 1972 america eats it young/a3 - funkadelic - everybody is going to make it this time.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  357
                                           'genre'  funk or soul-funk
                                        'filesize'  5718016
                                           'mtime'  1620665721
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul funkadelic 1972 america a3 funkadelic everybody funk or soul funk
                                      'tag_artist'  Funkadelic
                                     'tag_release'  America eats it young
                                       'tag_title'  Everybody is going to make it this time
                                             'bpm'  143.9
                                    'search_title'  'everybody':1 'going':3 'is':2 'it':6 'make':5 'this':7 'time':8 'to':4
                                   'search_artist'  'funkadelic':1
                                  'search_release'  'america':1 'eats':2 'it':3 'young':4
                                     'search_rest'  '1972':5 'a3':7 'america':6 'everybody':8 'funk':2 'funkadelic':4 'or':9 'soul':3 'swing':1
                                    'search_combo'  '1972':18 'a3':20 'america':10C,19 'eats':11C 'everybody':1A,21 'funk':15 'funkadelic':9B,17 'going':3A 'is':2A 'it':6A,12C 'make':5A 'or':22 'soul':16 'swing':14 'this':7A 'time':8A 'to':4A 'young':13C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'p funk', 'soul', 'funk', 'rock']
                                        'tag_date'  1972
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665720.7811363  (2021-05-10 18:55:20)
                             'size'  5718016