{
  "resourceType": "OperationDefinition",
  "id": "patient-last-update-by-identifier",
  "url": "http://smis.ch/fhir/OperationDefinition/patient-last-update-by-identifier",
  "version": "1.0",
  "name": "Health record update date by external patient id",
  "description": "Operation to get the update date of the last change to the health record of a patient",
  "status": "draft",
  "date": "2018-08-28",
  "publisher": "Arpage AG",
  "kind": "operation",
  "idempotent": true,
  "code": "last-update",
  "resource": [
    "Patient"
  ],
  "system": false,
  "type": true,
  "instance": false,
  "parameter": [
    {
      "name": "identifier",
      "use": "in",
      "min": 1,
      "max": "1",
      "documentation": "External patient id",
      "type": "string",
      "searchType": "token"
    },
    {
      "name": "lastPatientUpdate",
      "use": "out",
      "min": 1,
      "max": "1",
      "type": "dateTime"
    }
  ]
}