import { BigNumber } from 'ethers';

type GasStationFunction = (gasStationUrl: string) => () => Promise<GasStationFeeData | undefined>;
type GasStationFeeData = {
    maxPriorityFeePerGas: BigNumber | null;
    maxFeePerGas: BigNumber | null;
};
declare const gasStation: GasStationFunction;
declare const scaleBigNumber: (wei: BigNumber | null | undefined, multiplier: number, precision?: number) => BigNumber;
declare const calculateMaxFee: (maxFee: BigNumber | null | undefined, priorityFee: BigNumber | null | undefined, scale: number) => BigNumber;

export { type GasStationFeeData, type GasStationFunction, calculateMaxFee, gasStation, scaleBigNumber };