{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "An act representing a system action such as the change of state of another act or the initiation of a query.  All control acts represent trigger events in the HL7 context.  ControlActs may occur in different moods.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActClass",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "STC"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "INFO"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "ACTN"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "ACT"
  } ],
  "codesystem" : "e17e87cb-d800-524d-8133-b28efac7773e",
  "concept_id" : "602e84ea-9fd9-5b43-9b88-5efe1713dfe5",
  "ancestors" : {
    "ACT" : 1,
    "CACT" : 0
  },
  "id" : "e28c486b-01c7-44c9-8016-a6556a7590d0",
  "code" : "CACT",
  "display" : "control act",
  "version" : "2018-08-12"
}