import { BigNumber, providers } from 'ethers';
import { FeeTypes, LogTypes } from '@requestnetwork/types';
export declare class GasFeeDefiner {
    private readonly logger;
    private readonly provider;
    private readonly gasPriceMin?;
    private readonly gasPriceMax?;
    private readonly gasPriceMultiplier?;
    constructor({ logger, provider, gasPriceMin, gasPriceMax, gasPriceMultiplier, }: {
        logger: LogTypes.ILogger;
        gasPriceMin?: BigNumber;
        gasPriceMax?: BigNumber;
        gasPriceMultiplier?: number;
        provider: providers.JsonRpcProvider;
    });
    getGasFees(): Promise<FeeTypes.EstimatedGasFees>;
}
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