import type { Hex } from 'viem';
import type { EvmGaslessApiDeps } from '../types';
type WaitForSponsoredTransactionParams = {
    /** The request ID returned by `relaySponsoredTransaction` / `sendSponsoredTransaction`. */
    requestId: string;
};
/**
 * Waits until the relay reports the transaction has been included on-chain,
 * then returns the transaction hash.
 *
 * Each request asks the API to hold the response open until the transaction
 * resolves, so the hash comes back as soon as it exists.
 */
export declare const waitForSponsoredTransaction: ({ requestId }: WaitForSponsoredTransactionParams, deps: EvmGaslessApiDeps) => Promise<{
    transactionHash: Hex;
}>;
export {};