import { Balance, ExternalAccounts, IResponse, IVirtualAccount, IWithdraw, RedeemAsset, CreateVirtualAccount, Secrets, IWithdrawResponse, Transactions, IBanks, UpdateExternalAccount, Swap, SwapResponse, ITransactionPagination, ISwapQuote, ISwapQuoteResponse } from "../utils/types";
export declare class cNGNManager {
    private readonly secrets;
    private readonly axiosInstance;
    constructor(secrets: Secrets);
    private handleApiError;
    private makeCalls;
    getBalance(): Promise<IResponse<Balance[]>>;
    getTransactionHistory(page?: number, limit?: number): Promise<IResponse<ITransactionPagination>>;
    withdraw(data: IWithdraw): Promise<IResponse<IWithdrawResponse>>;
    verifyWithdrawal(tnxRef: string): Promise<IResponse<Transactions>>;
    redeemAsset(data: RedeemAsset): Promise<IResponse<Transactions>>;
    createVirtualAccount(data: CreateVirtualAccount): Promise<IResponse<IVirtualAccount>>;
    updateExternalAccounts(data: UpdateExternalAccount): Promise<IResponse<ExternalAccounts>>;
    getBanks(): Promise<IResponse<IBanks[]>>;
    swapAsset(data: Swap): Promise<IResponse<SwapResponse>>;
    getSwapQuote(data: ISwapQuote): Promise<IResponse<ISwapQuoteResponse>>;
}