{
  "resourceType": "StructureDefinition",
  "url": "http://electronichealth.se/fhir/StructureDefinition/RegistrationDate",
  "name": "RegistrationDate",
  "status": "draft",
  "description": "Defines the date of registration",
  "fhirVersion": "4.0.0",
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "Organization"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension.value[x]:valueDate",
        "path": "Extension.valueDate",
        "sliceName": "valueDate",
        "type": [
          {
            "code": "date"
          }
        ]
      }
    ]
  }
}