http://terminology.hl7.org/CodeSystem/audit-event-type|4.0.1

{
  "description" : "Event Types for Audit Events - defined by DICOM with some FHIR specific additions.",
  "compose" : null,
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "date" : "2015-03-25T13:00:00Z",
  "meta" : {
    "profile" : [ "http://hl7.org/fhir/StructureDefinition/shareablecodesystem" ],
    "lastUpdated" : "2019-11-01T09:29:23.356+11:00"
  },
  "publisher" : "NEMA/DICOM",
  "content" : "complete",
  "name" : "AuditEventID",
  "copyright" : "These codes are excerpted from Digital Imaging and Communications in Medicine (DICOM) Standard, Part 16: Content Mapping Resource, Copyright © 2011 by the National Electrical Manufacturers Association.",
  "experimental" : false,
  "resourceType" : "CodeSystem",
  "title" : "Audit Event ID",
  "supliment" : null,
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "sec"
  }, {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode" : "trial-use"
  }, {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger" : 3
  } ],
  "status" : "active",
  "id" : "042504a9-3acb-5b4a-88a2-f985550c8c55",
  "url" : "http://terminology.hl7.org/CodeSystem/audit-event-type",
  "identifier" : [ {
    "value" : "urn:oid:2.16.840.1.113883.4.642.4.1136",
    "system" : "urn:ietf:rfc:3986"
  } ],
  "concept" : [ {
    "code" : "rest",
    "display" : "RESTful Operation",
    "definition" : "Audit Event: Execution of a RESTful operation as defined by FHIR."
  } ],
  "caseSensitive" : true,
  "version" : "4.0.1"
}