{
  "resourceType": "StructureDefinition",
  "url": "https://2.example.org/StructureDefinition/device-metric-ref",
  "name": "device-metric-ref",
  "status": "draft",
  "date": "2018-03-15T09:34:45.806+00:00",
  "fhirVersion": "3.0.1",
  "kind": "complex-type",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "MedicationAdministration"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "https://2.example.org/StructureDefinition/device-metric-ref"
      },
      {
        "id": "Extension.valueReference:valueReference",
        "path": "Extension.valueReference",
        "sliceName": "valueReference",
        "type": [
          {
            "code": "Reference",
            "targetProfile": "https://hl7.org/fhir/StructureDefinition/DeviceMetric"
          }
        ]
      }
    ]
  }
}