{"id":"S85078665","label":"Lower ionosphere","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85078665","normalized_label":"lower ionosphere","broader":["http://id.loc.gov/authorities/subjects/sh85067833"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85078665","provider":"lcsh","revision":"0639785c307e463f","taxonomy_revision":"f050b5d4780b1289","title":"Lower ionosphere","url":"/topics/S85078665","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324338339148874304","address_version":"morton4x16-v1","coordinates":[0,20,18634,9216],"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}