-------------------------------------------------------------------------------------
{"code" : {
  "system" : "http://terminology.hl7.org/CodeSystem/v3-hc-npn"
}, "valueSet" :null, "langs":"en-US", "useServer":"true", "useClient":"false", "guessSystem":"false", "activeOnly":"false", "membershipOnly":"false", "displayWarningMode":"false", "versionFlexible":"true", "profile": {
  "resourceType" : "Parameters",
  "parameter" : [{
    "name" : "x-system-cache-id",
    "valueString" : "dc8fd4bc-091a-424a-8a3b-6198ef146891"
  },
  {
    "name" : "defaultDisplayLanguage",
    "valueCode" : "en-US"
  }]
}}####
v: {
  "severity" : "error",
  "error" : "Error from https://tx-nordics.fhir.org/fhir/r4: Error: [1732b897-2cb9-484e-a813-0e3248bda108]: A code/system pair must be provided.\r\nInformation: X-Request-Id: 0fd15b7a-f937-4e87-8035-546b12049f30",
  "class" : "SERVER_ERROR",
  "issues" : {
  "resourceType" : "OperationOutcome"
}

}
-------------------------------------------------------------------------------------