import { AbstractOrderFilledCancelledFetcher } from '@0xproject/order-utils';
import { BigNumber } from '@0xproject/utils';
import { BlockParamLiteral } from 'ethereum-types';
import { ExchangeWrapper } from '../contract_wrappers/exchange_wrapper';
export declare class OrderFilledCancelledFetcher implements AbstractOrderFilledCancelledFetcher {
    private readonly _exchange;
    private readonly _stateLayer;
    constructor(exchange: ExchangeWrapper, stateLayer: BlockParamLiteral);
    getFilledTakerAmountAsync(orderHash: string): Promise<BigNumber>;
    isOrderCancelledAsync(orderHash: string): Promise<boolean>;
    getZRXAssetData(): string;
}
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