{
  "resourceType": "StructureDefinition",
  "id": "test-multiple-profiles",
  "url": "http://example.org/StructureDefinition/test-multiple-profiles",
  "version": "1.0.0",
  "name": "TestMultipleProfiles",
  "status": "draft",
  "fhirVersion": "3.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Observation.subject",
        "path": "Observation.subject",
        "type": [
          {
            "code": "Reference",
            "profile": "http://example.org/StructureDefinition/ProfileOne"
          },
          {
            "code": "Reference",
            "profile": "http://example.org/StructureDefinition/ProfileTwo"
          }
        ]
      }
    ]
  }
}