http://hl7.org/fhir/StructureDefinition/base64Binary|5.0.0

{description: 'base64Binary Type: A stream of bytes', derivation: specialization, name: base64Binary, type: base64Binary, class: primitive-type, kind: primitive-type, url: 'http://hl7.org/fhir/StructureDefinition/base64Binary', base: 'http://hl7.org/fhir/StructureDefinition/PrimitiveType', version: 5.0.0}