Listing W/O/F Style4

{"posts_per_page":"12","paged":"","post_type":"job","post_status":"publish","order":"DESC","orderby":"meta_value_num","meta_key":"jobsearch_field_job_publish_date","fields":"ids","meta_query":[[{"relation":"OR","0":{"key":"jobsearch_field_job_filled","compare":"NOT EXISTS"},"1":[{"key":"jobsearch_field_job_filled","value":"on","compare":"!="}]}]],"post__in":[0]}