description: BARS Bundle Message package_name: uk.nhsdigital.bars.r4 derivation: constraint name: BARSBundleMessage type: Bundle elements: type: pattern: {type: Code, value: message} index: 0 timestamp: {index: 1} package_version: 1.34.0 class: profile kind: resource url: https://fhir.nhs.uk/StructureDefinition/BARSBundleMessage base: https://fhir.hl7.org.uk/StructureDefinition/UKCore-Bundle version: 1.0.0 required: [timestamp]