method GenericExtrinsic.prototype.signFakeimport { GenericExtrinsic } from "https://deno.land/x/polkadot@0.2.45/types/extrinsic/index.ts"; signFake(signer: Address | Uint8Array | string, options: SignatureOptions): GenericExtrinsic<A>Parameterssigner: Address | Uint8Array | stringoptions: SignatureOptionsReturnsGenericExtrinsic<A>