{"id":"S2021001999","label":"Subject headings--Mass media","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2021001999","normalized_label":"subject headings--mass media","broader":[],"aliases":["Mass media--Subject headings"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2021001999","provider":"lcsh","revision":"7fcc6f3834d96173","taxonomy_revision":"f050b5d4780b1289","title":"Subject headings--Mass media","url":"/topics/S2021001999","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4939542802810815490","address_version":"morton4x16-v1","coordinates":[0,481,55340,15360],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}