import { CurrencyCodes, PurchaseUnitBuilderProps, UnitBuilderJSON, acceptedCurrencyCodes } from "../types/Order";
export default class UnitBuilder {
    private currency_code?;
    private value?;
    private readonly overwritePrice;
    constructor(data?: Partial<PurchaseUnitBuilderProps>);
    setPrice(price: number): UnitBuilder;
    setCurrency(currency: CurrencyCodes | acceptedCurrencyCodes): UnitBuilder;
    toJSON(): Readonly<UnitBuilderJSON>;
    private verifyData;
}