{description: All Cross Version Extensions for for FHIR R4B, package_name: hl7.fhir.uv.xver.r4b, name: XVer_r4b, type: null, package_version: 0.0.1-snapshot-1, class: unknown, kind: null, url: 'http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver.r4b', version: 0.0.1-snapshot-1}