@keplr-ewallet/ewallet-sdk-cosmos/dist/api/sign_arbitrary.d.ts

import type { StdSignature } from "@cosmjs/amino";
import { type CosmosEWallet } from "../cosmos_ewallet";
export declare function signArbitrary(this: CosmosEWallet, chainId: string, signer: string, data: string | Uint8Array): Promise<StdSignature>;