Interface AdcpPrivateJsonWebKey

Private JWK carrying the d scalar required to sign. Narrower than the generic JWK shape to give hand-authors a compiler error when they paste the public JWK (which lacks d) by accident.

interface AdcpPrivateJsonWebKey {
    kid: string;
    kty: string;
    crv?: string;
    alg?: string;
    use?: string;
    key_ops?: string[];
    x?: string;
    y?: string;
    d: string;
    [extra: string]: unknown;
}