{description: Used to exchange a clinical document. One of FHIR Binary or FHIR Bundle (type=document) is required. If a Binary is supplied a DocumentReference MUST also be supplied., package_name: uk.nhsdigital.r4.test, name: PatientDocument, type: null, package_version: 2.8.8-prerelease, class: unknown, kind: null, url: 'https://fhir.nhs.uk/MessageDefinition/document', version: 1.0.0}