import { Provider } from "@ethersproject/providers";
import { Wallet } from "ethers";
import { Domain, Address, OffChainTransaction } from "../types";
export declare function signTypedData(signer: Wallet, domain: Domain, transaction: OffChainTransaction): Promise<string>;
export declare function sign(signer: Wallet, hash: string): Promise<string>;
/**
 * Bundles 2 transactions into one so it can be sent to a Laser wallet.
 */
export declare function bundleTransactions(tr1: OffChainTransaction, tr2: OffChainTransaction): OffChainTransaction;
/**
 * @param hash   Hash that was signed.
 * @param signatures  Signature(s) of the hash.
 *
 * @returns  The address that signed the hash.
 */
export declare function returnSigner(provider: Provider, hash: string, signatures: string): Promise<Address>;