import { GenericExtrinsic } from "https://dotland.deno.dev/x/polkadot@0.2.45/types/index.types.ts";
x/polkadot/types/index.types.ts>GenericExtrinsic#addSignature
import { GenericExtrinsic } from "https://dotland.deno.dev/x/polkadot@0.2.45/types/index.types.ts";