======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '143'
                                          'artist'  'Johnnie Ray'
                                     'text_people'  ''
                                         'release'  'Cry'
                                           'title'  'Build Your Love (On A Strong Foundation)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rockabilly', 'easy listening', '50s', 'oldies', 'jonnie ray']"
                                     'discogstags'  "['vocal', 'blues', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '312'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-vocal-easy'
                                             'bpm'  '132.357'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cry'
'TBPM' (BPM (beats per minute))                     '132.357'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal-easy'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         'Build Your Love (On A Strong Foundation)'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnnie Ray'
'TRCK' (Track number/Position in set)               '312'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['vocal', 'blues', 'pop']
'TXXX:lastfmtags'                                   ['rockabilly', 'easy listening', '50s', 'oldies', 'jonnie ray']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.501647'

========================== row from database ==========================
                                              'id'  1443384
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/1957-312 - Johnnie Ray - Build Your Love (On A Strong Foundation).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  143
                                           'genre'  prerock-vocal-easy
                                        'filesize'  5746560
                                           'mtime'  1621625785
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 1957 312 prerock vocal easy
                                      'tag_artist'  Johnnie Ray
                                     'tag_release'  Cry
                                       'tag_title'  Build Your Love (On A Strong Foundation)
                                             'bpm'  132.357
                                    'search_title'  'a':6 'build':1 'foundation':8,9 'love':3 'on':4,5 'strong':7 'your':2
                                   'search_artist'  'johnnie':1 'ray':2
                                  'search_release'  'cry':1
                                     'search_rest'  '00oldiepop':5 '1957':6 '312':7 'country':4 'easy':10 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'vocal':9
                                    'search_combo'  '00oldiepop':17 '1957':18 '312':19 'a':6A 'build':1A 'country':16 'cry':12C 'easy':22 'exotica':14 'foundation':8A,9A 'jazz':13 'johnnie':10B 'love':3A 'oldies':15 'on':4A,5A 'prerock':20 'ray':11B 'strong':7A 'vocal':21 'your':2A
                                    'tag_tracknum'  312
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['rockabilly', 'easy listening', '50s', 'oldies', 'jonnie ray']
                                        'tag_date'  1957
                                     'discogstags'  ['vocal', 'blues', 'pop']

============================== file details ==============================
                                           'mtime'  1621625784.684482  (2021-05-21 21:36:24)
                             'size'  5746560