{
  "resourceType": "StructureDefinition",
  "id": "2cad77a9-fe71-4e56-8fe4-9e2b14405e27",
  "meta": {
    "lastUpdated": "2021-09-09T01:52:36.947+00:00"
  },
  "url": "https://example.org/fhir/StructureDefinition/Log1",
  "name": "Log1",
  "title": "Title",
  "status": "draft",
  "date": "2021-09-09T01:52:15.3087115+00:00",
  "description": "Description",
  "purpose": "Purpose",
  "fhirVersion": "4.0.1",
  "kind": "logical",
  "abstract": false,
  "type": "https://example.org/fhir/StructureDefinition/Pet",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Element",
  "derivation": "specialization",
  "differential": {
    "element": [
      {
        "id": "Pet",
        "path": "Pet",
        "short": "Companion animal",
        "definition": "An animal kept and owned by a person as a companion.",
        "comment": "Comment",
        "alias": [
          "Companion animal"
        ],
        "min": 0,
        "max": "*",
        "type": [
          {
            "code": "Element"
          }
        ]
      },
      {
        "id": "Pet.dateOfBirth",
        "path": "Pet.dateOfBirth",
        "label": "Date of Birth",
        "short": "Date on which pet was born",
        "definition": "The date on which the pet was born.",
        "comment": "Comment on use of the element:\r\n* comment 1\r\n* comment 2",
        "requirements": "This is *useful* for **distinguishing** the pet from other pets with the same name and for determining age which affects likely health problems and treatments.",
        "min": 0,
        "max": "*",
        "type": [
          {
            "code": "date"
          }
        ]
      },
      {
        "id": "Pet.name",
        "path": "Pet.name",
        "min": 0,
        "max": "*",
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/string"
            ]
          }
        ]
      }
    ]
  }
}