import type { KaiaTransactionRequest } from '../types/transactions.js';
import { KaiaWalletClient } from '../types/client.js';
import { JsonRpcAccount, LocalAccount } from 'viem';
export declare const signTransactionAsFeePayer: (client: KaiaWalletClient<LocalAccount | JsonRpcAccount>, senderTxHashRLP: string | KaiaTransactionRequest) => Promise<string>;