<Communication xmlns="http://hl7.org/fhir"> <id value="ehealth-correspondance-genexample"/> <identifier> <system value="http://ehealth.sundhed.dk/correspondance-envelope-identifier"/> <value value="123456"/> </identifier> <identifier> <system value="http://ehealth.sundhed.dk/correspondance-letter-identifier"/> <value value="123456"/> </identifier> <category> <coding> <system value="http://ehealth.sundhed.dk/correspondance-acknowledgement-code"/> </coding> </category> <category> <coding> <system value="http://ehealth.sundhed.dk/correspondance-version-code"/> </coding> </category> <category> <coding> <system value="http://ehealth.sundhed.dk/correspondance-type-code"/> </coding> </category> <category> <coding> <system value="http://ehealth.sundhed.dk/correspondance-status-code"/> </coding> </category> <subject> <identifier> <system value="http://www.acme.com/identifiers/patient or urn:ietf:rfc:3986 if the Identifier.value itself is a full uri"/> <value value="123456"/> </identifier> </subject> <payload> <contentAttachment> <contentType value="text/plain; charset=UTF-8, image/png"/> <language value="en-AU"/> <url value="http://www.acme.com/logo-small.png"/> <title value="Official Corporate Logo"/> </contentAttachment> </payload> </Communication>