======================== unified (from filesystem) ========================
                                         'bitrate'  '181.995'
                                        'duration'  '238'
                                          'artist'  'The Flying Burrito Brothers'
                                     'text_people'  ''
                                         'release'  'The Gilded Palace of Sin'
                                           'title'  'Dark End of the Street'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'rock', 'alt country', 'americana', 'country rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '11'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country-rock'
                                             'bpm'  '135.0'
                                             'key'  '9B'
                                        'acoustid'  'f6c762cc-9b0e-4218-9e0d-e08ec8766330'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Gilded Palace of Sin'
'TBPM' (BPM (beats per minute))                     '135.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country-rock'
'TDOR' (Original release time)                      '1969'
'TDRC' (Recording time)                             '2007-06-27'
'TIT2' (Title/songname/content description)         'Dark End of the Street'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Flying Burrito Brothers'
'TPE2' (Band/orchestra/accompaniment)               'The Flying Burrito Brothers'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '4 Men With Beards'
'TRCK' (Track number/Position in set)               '4/11'
'TSO2'                                              'Flying Burrito Brothers, The'
'TSOP' (Performer sort order)                       'Flying Burrito Brothers, The'
'TXXX:ASIN'                                         'B000P6R9TO'
'TXXX:Acoustid Id'                                  'f6c762cc-9b0e-4218-9e0d-e08ec8766330'
'TXXX:BARCODE'                                      '646315113518'
'TXXX:CATALOGNUMBER'                                '4M135'
'TXXX:MusicBrainz Album Artist Id'                  'b4375768-3c8b-46e7-b578-c920ccfe725f'
'TXXX:MusicBrainz Album Id'                         '85a6808c-cd89-30ef-acdc-dfdfdda80fa3'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b4375768-3c8b-46e7-b578-c920ccfe725f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['country', 'rock', 'alt country', 'americana', 'country rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.589571'

========================== row from database ==========================
                                              'id'  940184
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/1969 - Gilded Palace Of Sin/04 - Dark End Of The Street.mp3
                                         'working'  None
                                         'bitrate'  182
                                    'duration_sec'  238
                                           'genre'  loc-namerica-country-rock
                                        'filesize'  5433506
                                           'mtime'  1621628525
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1969 Of 04 Of loc namerica country rock
                                      'tag_artist'  The Flying Burrito Brothers
                                     'tag_release'  The Gilded Palace of Sin
                                       'tag_title'  Dark End of the Street
                                             'bpm'  135.0
                                    'search_title'  'dark':1 'end':2 'of':3 'street':5 'the':4
                                   'search_artist'  'brothers':4 'burrito':3 'flying':2 'the':1
                                  'search_release'  'gilded':2 'of':4 'palace':3 'sin':5 'the':1
                                     'search_rest'  '1969':1 'country':5 'loc':3 'namerica':4 'of':2 'rock':6
                                    'search_combo'  '1969':15 'brothers':9B 'burrito':8B 'country':19 'dark':1A 'end':2A 'flying':7B 'gilded':11C 'loc':17 'namerica':18 'of':3A,13C,16 'palace':12C 'rock':20 'sin':14C 'street':5A 'the':4A,6B,10C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['country', 'rock', 'alt country', 'americana', 'country rock']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628525.27968  (2021-05-21 22:22:05)
                             'size'  5433506