function sr25519VrfSignimport { sr25519VrfSign } from "https://deno.land/x/polkadot@0.2.25/util-crypto/mod.ts"; sr25519VrfSign(message: HexString | Uint8Array | string,unnamed 1: Partial<Keypair>,context?: HexString | string | Uint8Array,extra?: HexString | string | Uint8Array,): Uint8ArrayParametersmessage: HexString | Uint8Array | stringunnamed 1: Partial<Keypair>optionalcontext: HexString | string | Uint8Array = [UNSUPPORTED]optionalextra: HexString | string | Uint8Array = [UNSUPPORTED]ReturnsUint8Array