Variable DEFAULT_SUBSCRIPTION_SHACLConst

DEFAULT_SUBSCRIPTION_SHACL: {
    @context: readonly ["https://w3c.github.io/shacl/shacl-jsonld-context/shacl.context.ld.json"];
    @type: "sh:NodeShape";
    closed: true;
    property: readonly [{
        maxCount: 1;
        minCount: 1;
        nodeKind: "sh:IRI";
        path: "http://www.w3.org/1999/02/22-rdf-syntax-ns#type";
    }, {
        maxCount: 1;
        minCount: 1;
        nodeKind: "sh:IRI";
        path: "http://www.w3.org/ns/solid/notifications#topic";
    }, unknown];
    targetSubjectsOf: "http://www.w3.org/ns/solid/notifications#topic";
} = ...

The SHACL shape for the minimum requirements on a notification channel subscription request.