XML-code for DateTime-extension

{
  "resourceType": "StructureDefinition",
  "id": "E01",
  "url": "http://ReuseBetweenEHRsForChildrenWithAML.dk/fhir/StructureDefinition/E01",
  "identifier": [
    {
      "use": "official",
      "system": "http://hl7.org/fhir/StructureDefinition/valueset-effectiveDate",
      "assigner": {
        "reference": "http://ReuseBetweenEHRsForChildrenWithAML.dk/fhir/StructureDefinition/RE04",
        "type": "StructureDefinition"
      }
    }
  ],
  "name": "DateTimeExtension",
  "status": "draft",
  "description": "Defines the time and date for each registration",
  "fhirVersion": "4.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "dateTime"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://ReuseBetweenEHRsForChildrenWithAML.dk/fhir/StructureDefinition/E01"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "min": 1,
        "type": [
          {
            "code": "dateTime"
          }
        ]
      }
    ]
  }
}