import { ethers } from "ethers";
/**
 * Fund a PKP if it has zero balance
 * @param pkpAddress The PKP's Ethereum address
 * @param isNewPKP Whether this is a newly minted PKP
 * @param funderWallet The ethers wallet to fund from
 * @param provider The ethers provider to check balance
 * @param fundAmount Amount to fund (default: 0.01 ETH)
 */
export declare function fundPKPIfNeeded(pkpAddress: string, isNewPKP: boolean, funderWallet: ethers.Wallet, provider: ethers.providers.JsonRpcProvider, fundAmount?: ethers.BigNumber): Promise<void>;
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