{
"resourceType": "SearchParameter", "id": "valueset-extensions-ValueSet-effective", "url": "http://hl7.org/fhir/SearchParameter/valueset-extensions-ValueSet-effective", "name": "effective", "code": "effective", "base": "ValueSet", "type": "date", "description": "A SearchParameter on ValueSet", "xpath": "f:ValueSet/f:extension[@url='http://hl7.org/fhir/StructureDefinition/valueset-effectiveDate']", "xpathUsage": "normal"
}