interface SignerPayloadJSONimport { type SignerPayloadJSON } from "https://deno.land/x/polkadot@0.2.45/types/types/index.ts"; Propertiesaddress: stringblockHash: HexStringblockNumber: HexStringera: HexStringgenesisHash: HexStringmethod: stringnonce: HexStringspecVersion: HexStringtip: HexStringtransactionVersion: HexStringsignedExtensions: string[]version: number