/// <summary>
        /// Constructs a client wrapper for the FeedMappingService service, with the specified gRPC client and settings.
        /// </summary>
        /// <param name="grpcClient">The underlying gRPC client.</param>
        /// <param name="settings">The base <see cref="FeedMappingServiceSettings"/> used within this client.</param>
        public FeedMappingServiceClientImpl(FeedMappingService.FeedMappingServiceClient grpcClient, FeedMappingServiceSettings settings)
        {
            GrpcClient = grpcClient;
            FeedMappingServiceSettings effectiveSettings = settings ?? FeedMappingServiceSettings.GetDefault();
            gaxgrpc::ClientHelper      clientHelper      = new gaxgrpc::ClientHelper(effectiveSettings);

            _callGetFeedMapping = clientHelper.BuildApiCall <GetFeedMappingRequest, gagvr::FeedMapping>(grpcClient.GetFeedMappingAsync, grpcClient.GetFeedMapping, effectiveSettings.GetFeedMappingSettings).WithGoogleRequestParam("resource_name", request => request.ResourceName);
            Modify_ApiCall(ref _callGetFeedMapping);
            Modify_GetFeedMappingApiCall(ref _callGetFeedMapping);
            _callMutateFeedMappings = clientHelper.BuildApiCall <MutateFeedMappingsRequest, MutateFeedMappingsResponse>(grpcClient.MutateFeedMappingsAsync, grpcClient.MutateFeedMappings, effectiveSettings.MutateFeedMappingsSettings).WithGoogleRequestParam("customer_id", request => request.CustomerId);
            Modify_ApiCall(ref _callMutateFeedMappings);
            Modify_MutateFeedMappingsApiCall(ref _callMutateFeedMappings);
            OnConstruction(grpcClient, effectiveSettings, clientHelper);
        }