Must-Support (Patient Profile)

{
    "resourceType": "StructureDefinition",
    "id": "patient-cardinality",
    "url": "http://example.org/fhir/StructureDefinition/patient-mustSupport",
    "name": "PatientmustSupport",
    "title": "Patient (mustSupport)",
    "status": "draft",
    "experimental": true,
    "description": "This profile illustrates the use of mustSupport within a given FHIR resource, as seen with the patient profile here.",
    "fhirVersion": "4.0.1",
    "kind": "resource",
    "abstract": false,
    "type": "Patient",
    "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Patient",
    "derivation": "constraint",
    "differential": {
        "element":  [
            {
                "id": "Patient.name",
                "path": "Patient.name",
                "min": 1,
                "max": "*",
                "base": {
                    "path": "Patient.name",
                    "min": 0,
                    "max": "*"
                },
                "type":  [
                    {
                        "code": "HumanName"
                    }
                ],
                "mustSupport": true,
                "isModifier": false,
                "isSummary": true,
                "mapping":  [
                    {
                        "identity": "v2",
                        "map": "PID-5, PID-9"
                    },
                    {
                        "identity": "rim",
                        "map": "name"
                    },
                    {
                        "identity": "cda",
                        "map": ".patient.name"
                    }
                ]
            }
        ]
    }
}