import type { Hex } from "viem";
import type { Order } from "../api/order.js";
import type { ConnectedWalletClient } from "../wallet/wallet.js";
export type SignatureType = "eoa" | "poly-proxy" | "poly-gnosis-safe";
/**
 * Sign an order using EIP-712
 */
export declare function signOrder(wallet: ConnectedWalletClient, order: Order): Promise<string>;
/**
 * Signs the canonical Polymarket CLOB EIP-712 authentication message
 *
 * @param signer - Viem wallet client
 * @param timestamp - Timestamp for the signature
 * @param nonce - Nonce for the signature
 * @returns EIP-712 signature
 */
export declare function signClobAuth({ signer, timestamp, nonce }: {
    signer: ConnectedWalletClient;
    timestamp: number;
    nonce: bigint;
}): Promise<Hex>;
export declare function signatureTypeToNumber(signatureType: SignatureType): 0 | 1 | 2;
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