======================== unified (from filesystem) ========================
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                                        'duration'  '148'
                                          'artist'  'Ivie Anderson'
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                                         'release'  "I Got It Good and That Ain't Bad"
                                           'title'  "All God's Chillun' Got Rhythm"
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                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '24'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-soft-swing;prerock-jb-jazz-vocal'
                                             'bpm'  '123.181'
                                             'key'  '3A'
                                        'acoustid'  '3208c08c-8654-4b4b-b7d4-7f6db233ec54'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "I Got It Good and That Ain't Bad"
'TBPM' (BPM (beats per minute))                     '123.181'
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'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         "All God's Chillun' Got Rhythm"
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ivie Anderson'
'TPE2' (Band/orchestra/accompaniment)               'Ivie Anderson'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Jasmine Records'
'TRCK' (Track number/Position in set)               '2/24'
'TSO2'                                              'Anderson, Ivie'
'TSOP' (Performer sort order)                       'Anderson, Ivie'
'TXXX:Acoustid Id'                                  '3208c08c-8654-4b4b-b7d4-7f6db233ec54'
'TXXX:Artists'                                      'Ivie Anderson'
'TXXX:BARCODE'                                      '604988256024'
'TXXX:CATALOGNUMBER'                                'JASMCD 2560'
'TXXX:MusicBrainz Album Artist Id'                  '727f2759-d8e7-454f-9f9f-8e7cdfb214f2'
'TXXX:MusicBrainz Album Id'                         'b78ce71d-96e7-4348-9d0e-0b022e2097d6'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '727f2759-d8e7-454f-9f9f-8e7cdfb214f2'
'TXXX:MusicBrainz Release Group Id'                 'e4a2e898-6168-308d-991d-a8db61e3160a'
'TXXX:MusicBrainz Release Track Id'                 '3f337dbb-c1c4-333d-ac2f-90ee0fce86b8'
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'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['jazz', 'female vocalists', 'vocal', 'swing']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.421082'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/ivie anderson I Got It Good & That Ain_t Bad/Ivie Anderson - All God Chillun_ Got Rythm.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  148
                                           'genre'  prerock-jb-jazz-soft-swing;prerock-jb-jazz-vocal
                                        'filesize'  4225243
                                           'mtime'  1620537754
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country ivie anderson & Ain_t Chillun_ Rythm prerock jb jazz soft swing;prerock jb jazz vocal
                                      'tag_artist'  Ivie Anderson
                                     'tag_release'  I Got It Good and That Ain't Bad
                                       'tag_title'  All God's Chillun' Got Rhythm
                                             'bpm'  123.181
                                    'search_title'  'all':1 'chillun':5,6 'god':2 'gods':4 'got':7 'rhythm':8 's':3
                                   'search_artist'  'anderson':2 'ivie':1
                                  'search_release'  'ain':7 'aint':9 'and':5 'bad':10 'good':4 'got':2 'i':1 'it':3 't':8 'that':6
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                                    'search_combo'  'ain':17C,27 'aint':19C 'all':1A 'and':15C 'anderson':10B,26 'bad':20C 'chillun':5A,6A,29 'country':24 'exotica':22 'god':2A 'gods':4A 'good':14C 'got':7A,12C 'i':11C 'it':13C 'ivie':9B,25 'jazz':21 'jb':32 'oldies':23 'prerock':31,35,37 'rhythm':8A 'rythm':30 's':3A 'soft':33 'swing':34,36 't':18C,28 'that':16C 'vocal':38
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'female vocalists', 'vocal', 'swing']
                                        'tag_date'  1999
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620537754.2648644  (2021-05-09 07:22:34)
                             'size'  4225243