import { HardhatRuntimeEnvironmentExtended } from '../types';
/**
 * Updates the values of the chainlinkConversionPath and EthFeeProxy addresses if needed
 * @param contractAddress address of the ETHConversion contract
 *                        If not provided fallback to the latest deployment address
 * @param hre Hardhat runtime environment
 * @param signWithEoa Are transactions to be signed by an EAO
 */
export declare const setupETHConversionProxy: ({ contractAddress, hre, signWithEoa, }: {
    contractAddress?: string | undefined;
    hre: HardhatRuntimeEnvironmentExtended;
    signWithEoa: boolean;
}) => Promise<void>;
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