diff --git a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceClient.java b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceClient.java
index d2b37e553661..bcffd3bfcc5f 100644
--- a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceClient.java
+++ b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceClient.java
@@ -51,8 +51,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
  *     ConsumerProcurementServiceClient.create()) {
  *   GetOrderRequest request = GetOrderRequest.newBuilder().setName("name3373707").build();
@@ -90,8 +93,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConsumerProcurementServiceSettings consumerProcurementServiceSettings =
  *     ConsumerProcurementServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -103,8 +109,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConsumerProcurementServiceSettings consumerProcurementServiceSettings =
  *     ConsumerProcurementServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * ConsumerProcurementServiceClient consumerProcurementServiceClient =
@@ -115,8 +124,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConsumerProcurementServiceSettings consumerProcurementServiceSettings =
  *     ConsumerProcurementServiceSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -219,8 +231,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   PlaceOrderRequest request =
@@ -254,8 +269,11 @@ public final OperationFuture<Order, PlaceOrderMetadata> placeOrderAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   PlaceOrderRequest request =
@@ -289,8 +307,11 @@ public final OperationFuture<Order, PlaceOrderMetadata> placeOrderAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   PlaceOrderRequest request =
@@ -319,8 +340,11 @@ public final UnaryCallable<PlaceOrderRequest, Operation> placeOrderCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   GetOrderRequest request = GetOrderRequest.newBuilder().setName("name3373707").build();
@@ -343,8 +367,11 @@ public final Order getOrder(GetOrderRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   GetOrderRequest request = GetOrderRequest.newBuilder().setName("name3373707").build();
@@ -367,8 +394,11 @@ public final UnaryCallable<GetOrderRequest, Order> getOrderCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   ListOrdersRequest request =
@@ -399,8 +429,11 @@ public final ListOrdersPagedResponse listOrders(ListOrdersRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   ListOrdersRequest request =
@@ -431,8 +464,11 @@ public final UnaryCallable<ListOrdersRequest, ListOrdersPagedResponse> listOrder
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
    *     ConsumerProcurementServiceClient.create()) {
    *   ListOrdersRequest request =
diff --git a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceSettings.java b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceSettings.java
index 5b070b714f50..09b5ef0f6929 100644
--- a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceSettings.java
+++ b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/ConsumerProcurementServiceSettings.java
@@ -56,8 +56,11 @@
  * <p>For example, to set the total timeout of getOrder to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConsumerProcurementServiceSettings.Builder consumerProcurementServiceSettingsBuilder =
  *     ConsumerProcurementServiceSettings.newBuilder();
  * consumerProcurementServiceSettingsBuilder
diff --git a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/package-info.java b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/package-info.java
index 58e953969d79..eaac20e96361 100644
--- a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/package-info.java
+++ b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/package-info.java
@@ -32,8 +32,11 @@
  * <p>Sample for ConsumerProcurementServiceClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (ConsumerProcurementServiceClient consumerProcurementServiceClient =
  *     ConsumerProcurementServiceClient.create()) {
  *   GetOrderRequest request = GetOrderRequest.newBuilder().setName("name3373707").build();
diff --git a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/ConsumerProcurementServiceStubSettings.java b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/ConsumerProcurementServiceStubSettings.java
index 09f7d60d4619..6d69f57f7071 100644
--- a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/ConsumerProcurementServiceStubSettings.java
+++ b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/ConsumerProcurementServiceStubSettings.java
@@ -82,8 +82,11 @@
  * <p>For example, to set the total timeout of getOrder to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConsumerProcurementServiceStubSettings.Builder consumerProcurementServiceSettingsBuilder =
  *     ConsumerProcurementServiceStubSettings.newBuilder();
  * consumerProcurementServiceSettingsBuilder
diff --git a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/HttpJsonConsumerProcurementServiceStub.java b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/HttpJsonConsumerProcurementServiceStub.java
index b4f31796c23b..ecbae79ce320 100644
--- a/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/HttpJsonConsumerProcurementServiceStub.java
+++ b/java-cloudcommerceconsumerprocurement/google-cloud-cloudcommerceconsumerprocurement/src/main/java/com/google/cloud/commerce/consumer/procurement/v1alpha1/stub/HttpJsonConsumerProcurementServiceStub.java
@@ -92,7 +92,7 @@ public class HttpJsonConsumerProcurementServiceStub extends ConsumerProcurementS
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearParent().build()))
+                                  .toBody("*", request.toBuilder().clearParent().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()