function signimport { sign } from "https://deno.land/x/polkadot@0.2.33/types/extrinsic/util.ts"; sign(registry: Registry,signerPair: IKeyringPair,u8a: Uint8Array,options?: SignOptions,): Uint8ArrayParametersregistry: RegistrysignerPair: IKeyringPairu8a: Uint8Arrayoptionaloptions: SignOptionsReturnsUint8Array