{
  "resourceType": "StructureDefinition",
  "url": "http://example.org/fhir/StructureDefinition/Patient-Custom",
  "name": "PatientCustomProfile",
  "status": "draft",
  "kind": "resource",
  "abstract": false,
  "type": "Patient",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Patient",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Patient.extension:patientJourneyStage",
        "path": "Patient.extension",
        "sliceName": "patientJourneyStage",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "fixedUri": "http://example.org/fhir/StructureDefinition/patientJourneyStage"
      },
      {
        "id": "Patient.extension:noEmailReason",
        "path": "Patient.extension",
        "sliceName": "noEmailReason",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "fixedUri": "http://example.org/fhir/StructureDefinition/noEmailReason"
      },
      {
        "id": "Patient.extension:isVIP",
        "path": "Patient.extension",
        "sliceName": "isVIP",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "fixedUri": "http://example.org/fhir/StructureDefinition/isVIP"
      },
      {
        "id": "Patient.extension:riskIndicator",
        "path": "Patient.extension",
        "sliceName": "riskIndicator",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "fixedUri": "http://example.org/fhir/StructureDefinition/riskIndicator"
      },
      {
        "id": "Patient.contact.extension:contactAllowed",
        "path": "Patient.contact.extension",
        "sliceName": "contactAllowed",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "fixedUri": "http://example.org/fhir/StructureDefinition/contactAllowed"
      }
    ]
  }
}