Function describe_parked_key 

pub(crate) async fn describe_parked_key(
    __arg0: State<AppState>,
    peer: Peer,
    headers: HeaderMap,
    query: Result<Query<ParkedKeyQuery>, QueryRejection>,
) -> Response

GET /xrpc/bot.did.describeParkedKey?name=&fingerprint=

The park fingerprint names under name, or with none the most recent one there: its kind and expiry, and the fingerprint again.