import { CallWithConcurrentERC2771Request, CallWithConcurrentERC2771RequestOptionalParameters, CallWithERC2771Request, CallWithERC2771RequestOptionalParameters, ERC2771Type } from "../lib/erc2771/types";
import { Config, SignerOrProvider } from "../lib/types";
export declare function populateOptionalUserParameters(payload: {
    request: CallWithConcurrentERC2771Request;
    type: ERC2771Type.ConcurrentCallWithSyncFee | ERC2771Type.ConcurrentSponsoredCall;
    signerOrProvider?: SignerOrProvider;
}, config: Config): Promise<Partial<CallWithConcurrentERC2771RequestOptionalParameters>>;
export declare function populateOptionalUserParameters(payload: {
    request: CallWithERC2771Request;
    type: ERC2771Type.CallWithSyncFee | ERC2771Type.SponsoredCall;
    signerOrProvider?: SignerOrProvider;
}, config: Config): Promise<Partial<CallWithERC2771RequestOptionalParameters>>;