{"id":"S90001707","label":"Tariff on iron","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90001707","normalized_label":"tariff on iron","broader":[],"aliases":["Iron--Tariff"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90001707","provider":"lcsh","revision":"c67a0b047a864f74","taxonomy_revision":"f050b5d4780b1289","title":"Tariff on iron","url":"/topics/S90001707","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9566925457316775426","address_version":"morton4x16-v1","coordinates":[0,21,30020,44032],"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}