{"id":"S86000852","label":"Integrated services digital networks","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86000852","normalized_label":"integrated services digital networks","broader":["http://id.loc.gov/authorities/subjects/sh85035869","http://id.loc.gov/authorities/subjects/sh85037972"],"aliases":["ISDN (Digital networks)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86000852","provider":"lcsh","revision":"0dccf36cee1c11d0","taxonomy_revision":"f050b5d4780b1289","title":"Integrated services digital networks","url":"/topics/S86000852","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5190398587724759620","address_version":"morton4x16-v1","coordinates":[0,20,33043,20480],"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}