{"resourceType":"SearchParameter","id":"MessageDefinition-focus","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"}],"url":"http://hl7.org/fhir/SearchParameter/MessageDefinition-focus","version":"4.0.1","name":"focus","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"Health Level Seven International (Infrastructure And Messaging)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/special/committees/inm/index.cfm"}]}],"description":"A resource that is a permitted focus of the message","code":"focus","base":["MessageDefinition"],"type":"token","expression":"MessageDefinition.focus.code","xpath":"f:MessageDefinition/f:focus/f:code","xpathUsage":"normal"}