import { isoly } from "isoly";
import { Card } from "../../../Card";
import { Amount } from "../../../Transaction/Amount";
import { Exchange } from "../../../Transaction/Exchange";
import { Preset } from "../Preset";
export type Fx = Preset;
export declare namespace Fx {
    const type: import("isly/dist/cjs/Type").Type<Preset>;
    function evaluate(charge: Fx, currency: isoly.Currency, amount: number, preset?: Card.Preset, exchange?: Exchange): Amount.Charge.Fx | undefined;
}