{description: This code system contains codes that identify the event a message represents., package_name: hl7.fhir.us.ecr.r4, name: CodeSystem_MessageHeader_event, type: null, package_version: 2.1.2, class: unknown, kind: null, url: 'http://hl7.org/fhir/us/ecr/CodeSystem/codesystem-messageHeader-event', version: 2.1.2}