{description: The product that this is a pack for, package_name: hl7.fhir.r6.search, name: package-for, type: reference, package_version: 6.0.0-ballot2, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/PackagedProductDefinition-package-for', version: 6.0.0-ballot2}