{description: Who asks for the information to be shared, package_name: hl7.fhir.r6.search, name: requester, type: reference, package_version: 6.0.0-ballot3, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/CommunicationRequest-requester', version: 6.0.0-ballot3}