UnknownContentCode

{
  "description" : "A code that indicates whether an application accepts unknown elements or extensions when reading resources.",
  "date" : "2019-11-01T09:29:23+11:00",
  "meta" : {
    "lastUpdated" : "2019-11-01T09:29:23.356+11:00"
  },
  "publisher" : "HL7 (FHIR Project)",
  "content" : "complete",
  "property" : null,
  "name" : "UnknownContentCode",
  "experimental" : false,
  "resourceType" : "CodeSystem",
  "title" : "UnknownContentCode",
  "extension" : [ {
    "extension" : [ {
      "valueString" : "concept",
      "url" : "path"
    }, {
      "url" : "count",
      "valueInteger" : 4
    } ],
    "url" : "http://health-samurai.io/extensions/excised-data"
  }, {
    "url" : "http://health-samurai.io/extensions/source",
    "valueCode" : "db"
  } ],
  "status" : "draft",
  "id" : "unknown-content-code",
  "valueSet" : "http://hl7.org/fhir/ValueSet/unknown-content-code",
  "url" : "http://hl7.org/fhir/unknown-content-code",
  "identifier" : [ {
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.4.197"
  } ],
  "caseSensitive" : true,
  "version" : "4.0.1",
  "contact" : [ {
    "telecom" : [ {
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }, {
      "system" : "email",
      "value" : "fhir@lists.hl7.org"
    } ]
  } ]
}