import { GenericExtrinsicSignatureV4 } from "https://deno.land/x/polkadot@0.2.30/types/extrinsic/v4/ExtrinsicSignature.ts";
Module
x/polkadot/types/extrinsic/v4/ExtrinsicSignature.ts>GenericExtrinsicSignatureV4#toU8a
Package publishing for deno.land/x/polkadot
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