{
  "package" : "hl7.fhir.r5.core@5.0.0",
  "definition" : "Response code is 504.",
  "system" : "http://hl7.org/fhir/assert-response-code-types",
  "property" : [ ],
  "codesystem" : "9589311e-9035-5373-8120-22037a42e36a",
  "concept_id" : "72eed5e2-cf4b-5fdb-8606-0d7e8b187e48",
  "ancestors" : {
    "gatewayTimeout" : 0
  },
  "id" : "dacad190-d4a1-43aa-81a1-5180852e1a02",
  "code" : "gatewayTimeout",
  "display" : "Gateway Timeout",
  "version" : "5.0.0"
}