{description: 약물 처방 일시, package_name: hl7.fhir.kr.core, name: KRCoreSearchParameterMedicationRequestAuthoredOn, type: date, package_version: 3.0.0-ballot, class: unknown, kind: null, url: 'http://www.hl7korea.or.kr/fhir/krcore/SearchParameter/krcore-sp-medicationrequest-authoredon', version: 3.0.0-ballot}