{
  "resourceType": "StructureDefinition",
  "id": "ext-boolean",
  "url": "https://vitalhub.com/fhir/StructureDefinition/ext-boolean",
  "name": "BooleanExtensionBase",
  "title": "Boolean Extension Base",
  "status": "active",
  "publisher": "VitalHub",
  "description": "Base extension for a boolean flag.",
  "fhirVersion": "4.0.1",
  "kind": "complex-type",
  "abstract": false,
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "context": [
    {
      "type": "element",
      "expression": "Consent"
    }
  ],
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Boolean extension",
        "definition": "Extension element for a boolean flag."
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "min": 1,
        "max": "1",
        "fixedUri": "https://vitalhub.com/fhir/StructureDefinition/ext-boolean",
        "definition": "The canonical URL for the boolean extension."
      },
      {
        "id": "Extension.valueBoolean",
        "path": "Extension.valueBoolean",
        "min": 1,
        "max": "1",
        "definition": "Boolean flag value carried by the extension."
      }
    ]
  }
}