{
  "description": "Optional Extensions Element",
  "_filename": "codesystem-extensions-CodeSystem-author.json",
  "package_name": "hl7.fhir.r5.examples",
  "date": null,
  "publisher": null,
  "name": "author",
  "xpath": "f:CodeSystem/f:extension[@url='http://hl7.org/fhir/StructureDefinition/codesystem-author'] | /f:#author",
  "xpathUsage": "normal",
  "type": "string",
  "experimental": "true",
  "resourceType": "SearchParameter",
  "title": null,
  "package_version": "5.0.0-snapshot2",
  "status": "draft",
  "id": "58dc33fd-bd65-447e-9832-2dd1124b87e5",
  "kind": null,
  "url": "http://hl7.org/fhir/SearchParameter/codesystem-extensions-CodeSystem-author",
  "code": "author",
  "version": "4.6.0"
}