======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '352'
                                          'artist'  'Suonare, Claudia Retamal'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Come Back Home (Solidstice Remix)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2018'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '117'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '117'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2018-03-03'
'TIT2' (Title/songname/content description)         'Come Back Home (Solidstice Remix)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Suonare, Claudia Retamal'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.535867'

========================== row from database ==========================
                                              'id'  1320556
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/suonare, claudia retamal - come back home (solidstice remix) [deeper motion recordings].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  352
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  14154881
                                           'mtime'  1621085305
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house suonare, claudia retamal come back home (solidstice remix) [deeper motion recordings] electronic th techno minimal or deephouse
                                      'tag_artist'  Suonare, Claudia Retamal
                                     'tag_release'  None
                                       'tag_title'  Come Back Home (Solidstice Remix)
                                             'bpm'  117.0
                                    'search_title'  'back':2 'come':1 'home':3 'remix':6,7 'solidstice':4,5
                                   'search_artist'  'claudia':3 'retamal':4 'suonare':1,2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'back':9 'claudia':6 'come':8 'deep':2 'deeper':15,16 'deephouse':25 'electronic':20 'home':10 'house':3 'minimal':23 'motion':17 'or':24 'recordings':18,19 'remix':13,14 'retamal':7 'solidstice':11,12 'suonare':4,5 'techno':22 'th':21
                                    'search_combo'  '00poprockelectronic':12 'back':2A,20 'claudia':10B,17 'come':1A,19 'deep':13 'deeper':26,27 'deephouse':36 'electronic':31 'home':3A,21 'house':14 'minimal':34 'motion':28 'or':35 'recordings':29,30 'remix':6A,7A,24,25 'retamal':11B,18 'solidstice':4A,5A,22,23 'suonare':8B,9B,15,16 'techno':33 'th':32
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2018
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085304.513688  (2021-05-15 15:28:24)
                             'size'  14154881