======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '454'
                                          'artist'  'Ammar El Sharieh'
                                     'text_people'  ''
                                         'release'  'Instrumental 1 - Om Kalthoum,'
                                           'title'  'Ana Fe Intezarak'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '97.553'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Instrumental 1 - Om Kalthoum,'
'TBPM' (BPM (beats per minute))                     '97.553'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Ana Fe Intezarak'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ammar El Sharieh'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.76 dB'
'TXXX:replaygain_track_peak'                        '0.567726'

========================== row from database ==========================
                                              'id'  1492339
                                            'path'  /data/Music/Bulk/00localcharacter/Buikdans/Oum Kalthoum,  Abdel halim & Farid -Ammar El Sharieh - Instrumental  - Ana Fe Intezarak.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  454
                                           'genre'  loc-m
                                        'filesize'  5461743
                                           'mtime'  1620526882
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Buikdans Oum Abdel halim & Farid loc
                                      'tag_artist'  Ammar El Sharieh
                                     'tag_release'  Instrumental 1 - Om Kalthoum,
                                       'tag_title'  Ana Fe Intezarak
                                             'bpm'  97.553
                                    'search_title'  'ana':1 'fe':2 'intezarak':3
                                   'search_artist'  'ammar':1 'el':2 'sharieh':3
                                  'search_release'  '1':2 'instrumental':1 'kalthoum':4,5 'om':3
                                     'search_rest'  'abdel':3 'buikdans':1 'farid':5 'halim':4 'loc':6 'oum':2
                                    'search_combo'  '1':8C 'abdel':14 'ammar':4B 'ana':1A 'buikdans':12 'el':5B 'farid':16 'fe':2A 'halim':15 'instrumental':7C 'intezarak':3A 'kalthoum':10C,11C 'loc':17 'om':9C 'oum':13 'sharieh':6B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526882.463022  (2021-05-09 04:21:22)
                             'size'  5461743