{
  "resourceType": "SearchParameter",
  "id": "codesystem-extensions-CodeSystem-author",
  "url": "http://hl7.org/fhir/SearchParameter/codesystem-extensions-CodeSystem-author",
  "name": "author",
  "status": "draft",
  "experimental": true,
  "code": "author",
  "type": "string",
  "description": "Optional Extensions Element",
  "xpath": "f:CodeSystem/f:extension[@url='http://hl7.org/fhir/StructureDefinition/codesystem-author'] | /f:#author",
  "xpathUsage": "normal"
}