eHealth Infrastructure (v2019.5.3) 

{
  "resourceType" : "RelatedPerson",
  "id" : "related-person-valid",
  "meta" : {
    "profile" : [
      "http://ehealth.sundhed.dk/fhir/StructureDefinition/ehealth-relatedperson"
    ]
  },
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative with Details</b></p><p><b>id</b>: related-person-valid</p><p><b>meta</b>: </p><p><b>identifier</b>: 2501010018</p><p><b>patient</b>: <a href=\"http://inttest.ehealth.sundhed.dk/trifork-fhir-server/Patient/XXX\">http://inttest.ehealth.sundhed.dk/trifork-fhir-server/Patient/XXX</a></p><p><b>name</b>: Jens Hansen </p><p><b>address</b>: Europaplads 2 Aarhus C 8000 (HOME)</p></div>"
  },
  "extension" : [
    {
      "url" : "http://ehealth.sundhed.dk/fhir/StructureDefinition/ehealth-patient-contactnote",
      "valueString" : "Er behjælpelig med transport til og fra sygehuset"
    }
  ],
  "identifier" : [
    {
      "system" : "urn:oid:1.2.208.176.1.2",
      "value" : "2501010018"
    }
  ],
  "patient" : {
    "reference" : "http://inttest.ehealth.sundhed.dk/trifork-fhir-server/Patient/XXX"
  },
  "name" : [
    {
      "family" : "Hansen",
      "given" : [
        "Jens"
      ]
    }
  ],
  "address" : [
    {
      "use" : "home",
      "line" : [
        "Europaplads 2"
      ],
      "city" : "Aarhus C",
      "postalCode" : "8000"
    }
  ]
}