td-extended.json

{
    "@context": [
        "https://www.w3.org/2019/wot/td/v1",
        {
            "tdd": "https://www.w3.org/2021/wot/discovery#"
        }
    ],
    "@type": "tdd:Directory",
    "id": "urn:uuid:262bd21d-8c74-4ba6-a2b5-9a2da6061b0c",
    "security": "basic_sc",
    "securityDefinitions": {
        "basic_sc": {
            "in": "header",
            "scheme": "basic"
        }
    },
    "tdd:registration": {
        "tdd:created": "2021-01-19T17:02:00Z",
        "tdd:expires": "2021-01-19T17:03:00Z",
        "tdd:id": "urn:uuid:262bd21d-8c74-4ba6-a2b5-9a2da6061b0c",
        "tdd:modified": "2021-01-19T17:02:00Z",
        "tdd:ttl": 60
    },
    "title": "Example TD with TDD extensions"
}

@type can be omitted. Set to Link for linking to a TD hosted elsewhere and Directory for TD of a directory.