{description: Vaccine  or vaccine group recommendation applies to, package_name: hl7.fhir.r4.examples, name: vaccine-type, type: token, package_version: 4.0.1, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/ImmunizationRecommendation-vaccine-type', version: 4.0.1}