{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0445",
  "property" : [ ],
  "codesystem" : "9e6c867d-e692-5788-9532-e3bf8046fb73",
  "concept_id" : "903f4892-93a2-502e-9e5b-6204a5fe964a",
  "ancestors" : {
    "US" : 0
  },
  "id" : "a919d2e4-a1c8-4f7a-a854-8c14dec37295",
  "code" : "US",
  "display" : "Unknown/Default Social Security Number",
  "version" : "2.9"
}