How to use the iroha-helpers/lib/proto/endpoint_grpc_pb.CommandService_v1Client function in iroha-helpers

*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/


'use strict';

const fs = require('fs');
const grpc = require('grpc');

const IrohaService_v1Client = require('iroha-helpers/lib/proto/endpoint_grpc_pb');
const CommandService_v1Client = IrohaService_v1Client.CommandService_v1Client;
const QueryService_v1Client = IrohaService_v1Client.QueryService_v1Client;

const generateKeypair = require('iroha-helpers/lib/cryptoHelper.js').default;

const {BlockchainInterface, CaliperUtils, TxStatus} = require('@hyperledger/caliper-core');
const logger = CaliperUtils.getLogger('iroha.js');

const irohaQueries = require('iroha-helpers/lib/queries').default;
const irohaUtil = require('iroha-helpers/lib/util.js');
const txHelper = require('iroha-helpers/lib/txHelper.js').default;
const TxStatusLib = require('iroha-helpers/lib/proto/endpoint_pb.js').TxStatus;
const TxStatusRequest = require('iroha-helpers/lib/proto/endpoint_pb.js').TxStatusRequest;


/**
 * Create Iroha transactions and send them to a node.