======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '274'
                                          'artist'  'Amanda Marshall'
                                     'text_people'  ''
                                         'release'  'Amanda Marshall'
                                           'title'  'Let It Rain'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']"
                                     'discogstags'  "['rock', 'pop', 'alternative rock', 'soft rock', 'pop rock', 'ballad']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '145.685'
                                             'key'  '12B'
                                        'acoustid'  'a0db65d7-b929-4bf8-a327-0abe85ea5d1e'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Amanda Marshall'
'TBPM' (BPM (beats per minute))                     '145.685'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Let It Rain'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Amanda Marshall'
'TPE2' (Band/orchestra/accompaniment)               'Amanda Marshall'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Marshall, Amanda'
'TSOP' (Performer sort order)                       'Marshall, Amanda'
'TSRC' (ISRC (international standard recording code))  'USSM19502627'
'TXXX:Acoustid Id'                                  'a0db65d7-b929-4bf8-a327-0abe85ea5d1e'
'TXXX:BARCODE'                                      '9399700014228'
'TXXX:CATALOGNUMBER'                                '483791 2'
'TXXX:MusicBrainz Album Artist Id'                  '6f1f4bb7-5253-4524-b4db-6a0a7f3cb4c5'
'TXXX:MusicBrainz Album Id'                         'bf09bdf4-2a6d-4d21-87cb-913c1ef99feb'
'TXXX:MusicBrainz Album Release Country'            'AU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '6f1f4bb7-5253-4524-b4db-6a0a7f3cb4c5'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop', 'alternative rock', 'soft rock', 'pop rock', 'ballad']
'TXXX:lastfmtags'                                   ['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.518818'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c0a9e430-ba33-4a6d-8007-3620085cc4a2')

========================== row from database ==========================
                                              'id'  1279411
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Amanda Marshall/Amanda Marshall/01 - Let It Rain.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  274
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  5502363
                                           'mtime'  1638562400
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 01 ifs songwriter pop
                                      'tag_artist'  Amanda Marshall
                                     'tag_release'  Amanda Marshall
                                       'tag_title'  Let It Rain
                                             'bpm'  145.685
                                    'search_title'  'it':2 'let':1 'rain':3
                                   'search_artist'  'amanda':1 'marshall':2
                                  'search_release'  'amanda':1 'marshall':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'pop':5 'songwriter':2
                                    'search_combo'  '00singer':8 'amanda':4B,6C 'eos':10 'ifs':11 'it':2A 'let':1A 'marshall':5B,7C 'pop':12 'rain':3A 'songwriter':9
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']
                                        'tag_date'  1995
                                     'discogstags'  ['rock', 'pop', 'alternative rock', 'soft rock', 'pop rock', 'ballad']

============================== file details ==============================
                                           'mtime'  1638562399.9390445  (2021-12-03 21:13:19)
                             'size'  5502363