FamilyMemberPatchDto

DTO for updating a single family member property in a patch request
Only ONE property should be set per request.

{
    "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",
    "firstname": "string",
    "lastname": "string",
    "gender": "Woman",
    "birthday": "2019-08-24"
}