How to use the @0x/contract-artifacts.Exchange function in @0x/contract-artifacts

artifacts.DummyERC20Token,
        provider,
        txDefaults,
        artifacts,
        '0x Protocol Token',
        'ZRX',
        new BigNumber(18),
        new BigNumber(1000000000000000000000000000),
    );

    // Ether token
    const etherToken = await WETH9Contract.deployFrom0xArtifactAsync(artifacts.WETH9, provider, txDefaults, artifacts);

    // Exchange
    const exchange = await ExchangeContract.deployFrom0xArtifactAsync(
        artifacts.Exchange,
        provider,
        txDefaults,
        artifacts,
        chainId,
    );

    // Dummy ERC20 tokens
    for (const token of erc20TokenInfo) {
        const totalSupply = new BigNumber(1000000000000000000000000000);
        // tslint:disable-next-line:no-unused-variable
        const dummyErc20Token = await DummyERC20TokenContract.deployFrom0xArtifactAsync(
            artifacts.DummyERC20Token,
            provider,
            txDefaults,
            artifacts,
            token.name,

);

    // ZRX
    const zrxToken = await wrappers.ZRXTokenContract.deployFrom0xArtifactAsync(
        artifacts.ZRXToken,
        provider,
        txDefaults,
    );

    // Ether token
    const etherToken = await wrappers.WETH9Contract.deployFrom0xArtifactAsync(artifacts.WETH9, provider, txDefaults);

    // Exchange
    const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxToken.address);
    const exchange = await wrappers.ExchangeContract.deployFrom0xArtifactAsync(
        artifacts.Exchange,
        provider,
        txDefaults,
        zrxAssetData,
        new BigNumber(chainId),
    );

    // Dummy ERC20 tokens
    for (const token of erc20TokenInfo) {
        const totalSupply = new BigNumber(1000000000000000000000000000);
        // tslint:disable-next-line:no-unused-variable
        const dummyErc20Token = await wrappers.DummyERC20TokenContract.deployFrom0xArtifactAsync(
            artifacts.DummyERC20Token,
            provider,
            txDefaults,
            token.name,
            token.symbol,

takerAssetData: string,
        takerAddress: string,
        fillableAmount: BigNumber,
        partialFillAmount: BigNumber,
    ): Promise {
        const [makerAddress] = this._userAddresses;
        const signedOrder = await this.createAsymmetricFillableSignedOrderAsync(
            makerAssetData,
            takerAssetData,
            makerAddress,
            takerAddress,
            fillableAmount,
            fillableAmount,
        );
        const exchangeInstance = new ExchangeContract(
            artifacts.Exchange.compilerOutput.abi,
            signedOrder.domain.verifyingContractAddress,
            this._web3Wrapper.getProvider(),
            this._web3Wrapper.getContractDefaults(),
        );

        const orderWithoutDomain = _.omit(signedOrder, ['signature', 'domain']) as OrderWithoutDomain;

        const txHash = await exchangeInstance.fillOrder.sendTransactionAsync(
            orderWithoutDomain,
            partialFillAmount,
            signedOrder.signature,
            { from: takerAddress },
        );
        await this._web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
        return signedOrder;
    }