diff --git a/README.md b/README.md
index db9c9ef33..1db6a6e2e 100644
--- a/README.md
+++ b/README.md
@@ -138,7 +138,10 @@ Samples are in the [`samples/`](https://github.com/googleapis/nodejs-pubsub/tree
 | Create Subscription with ordering enabled | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createSubscriptionWithOrdering.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createSubscriptionWithOrdering.js,samples/README.md) |
 | Create Subscription With Retry Policy | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createSubscriptionWithRetryPolicy.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createSubscriptionWithRetryPolicy.js,samples/README.md) |
 | Create Topic | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopic.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopic.js,samples/README.md) |
+| Create Topic With AWS MSK Ingestion | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithAwsMskIngestion.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithAwsMskIngestion.js,samples/README.md) |
+| Create Topic With Azure Event Hubs Ingestion | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithAzureEventHubsIngestion.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithAzureEventHubsIngestion.js,samples/README.md) |
 | Create Topic With Cloud Storage Ingestion | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithCloudStorageIngestion.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithCloudStorageIngestion.js,samples/README.md) |
+| Create Topic With Confluent Cloud Ingestion | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithConfluentCloudIngestion.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithConfluentCloudIngestion.js,samples/README.md) |
 | Create Topic With Kinesis Ingestion | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithKinesisIngestion.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithKinesisIngestion.js,samples/README.md) |
 | Create Topic With Schema | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithSchema.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithSchema.js,samples/README.md) |
 | Create Topic With Schema Revisions | [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithSchemaRevisions.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithSchemaRevisions.js,samples/README.md) |
diff --git a/package.json b/package.json
index a34cf91df..bec597e2c 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "@google-cloud/paginator": "^5.0.0",
     "@google-cloud/precise-date": "^4.0.0",
     "@google-cloud/projectify": "^4.0.0",
-    "@google-cloud/promisify": "^4.0.0",
+    "@google-cloud/promisify": "~4.0.0",
     "@opentelemetry/api": "~1.9.0",
     "@opentelemetry/semantic-conventions": "~1.29.0",
     "arrify": "^2.0.0",
diff --git a/samples/README.md b/samples/README.md
index dc6caf537..7635d0758 100644
--- a/samples/README.md
+++ b/samples/README.md
@@ -35,7 +35,10 @@ guides.
   * [Create Subscription with ordering enabled](#create-subscription-with-ordering-enabled)
   * [Create Subscription With Retry Policy](#create-subscription-with-retry-policy)
   * [Create Topic](#create-topic)
+  * [Create Topic With AWS MSK Ingestion](#create-topic-with-aws-msk-ingestion)
+  * [Create Topic With Azure Event Hubs Ingestion](#create-topic-with-azure-event-hubs-ingestion)
   * [Create Topic With Cloud Storage Ingestion](#create-topic-with-cloud-storage-ingestion)
+  * [Create Topic With Confluent Cloud Ingestion](#create-topic-with-confluent-cloud-ingestion)
   * [Create Topic With Kinesis Ingestion](#create-topic-with-kinesis-ingestion)
   * [Create Topic With Schema](#create-topic-with-schema)
   * [Create Topic With Schema Revisions](#create-topic-with-schema-revisions)
@@ -390,6 +393,44 @@ __Usage:__
 
 
 
+### Create Topic With AWS MSK Ingestion
+
+Creates a new topic, with AWS MSK ingestion enabled.
+
+View the [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithAwsMskIngestion.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithAwsMskIngestion.js,samples/README.md)
+
+__Usage:__
+
+
+`node createTopicWithAwsMskIngestion.js <topic-name> <cluster-arn> <msk-topic> <role-arn> <gcp-service-account>`
+
+
+-----
+
+
+
+
+### Create Topic With Azure Event Hubs Ingestion
+
+Creates a new topic, with Azure Event Hubs ingestion enabled.
+
+View the [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithAzureEventHubsIngestion.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithAzureEventHubsIngestion.js,samples/README.md)
+
+__Usage:__
+
+
+`node createTopicWithAzureEventHubsIngestion.js <topic-name> <cluster-arn> <msk-topic> <role-arn> <gcp-service-account>`
+
+
+-----
+
+
+
+
 ### Create Topic With Cloud Storage Ingestion
 
 Creates a new topic, with Cloud Storage ingestion enabled.
@@ -409,6 +450,25 @@ __Usage:__
 
 
 
+### Create Topic With Confluent Cloud Ingestion
+
+Creates a new topic, with Confluent Cloud ingestion enabled.
+
+View the [source code](https://github.com/googleapis/nodejs-pubsub/blob/main/samples/createTopicWithConfluentCloudIngestion.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-pubsub&page=editor&open_in_editor=samples/createTopicWithConfluentCloudIngestion.js,samples/README.md)
+
+__Usage:__
+
+
+`node createTopicWithConfluentCloudIngestion.js <topic-name> <bootstrap-server> <cluster-id> <confluent-topic> <identity-pool-id> <gcp-service-account>`
+
+
+-----
+
+
+
+
 ### Create Topic With Kinesis Ingestion
 
 Creates a new topic, with Kinesis ingestion enabled.
diff --git a/src/publisher/index.ts b/src/publisher/index.ts
index a4ab81fa6..01692a5a1 100644
--- a/src/publisher/index.ts
+++ b/src/publisher/index.ts
@@ -191,8 +191,10 @@ export class Publisher {
     // We must have at least one of:
     //   - `data` as a Buffer
     //   - `attributes` that are not empty
-    if (data && !(data instanceof Buffer)) {
-      throw new TypeError('Data must be in the form of a Buffer.');
+    if (data && !(data instanceof Uint8Array)) {
+      throw new TypeError(
+        'Data must be in the form of a Buffer or Uint8Array.'
+      );
     }
 
     const keys = Object.keys(attributes!);
diff --git a/test/publisher/index.ts b/test/publisher/index.ts
index a4e6f28fb..9393b470f 100644
--- a/test/publisher/index.ts
+++ b/test/publisher/index.ts
@@ -237,7 +237,7 @@ describe('Publisher', () => {
       const badData = {} as Buffer;
       assert.throws(
         () => publisher.publishMessage({data: badData}, spy),
-        /Data must be in the form of a Buffer\./
+        /Data must be in the form of a Buffer or Uint8Array\./
       );
     });
 
diff --git a/test/pubsub.ts b/test/pubsub.ts
index d4ceef18b..d0dd97bcf 100644
--- a/test/pubsub.ts
+++ b/test/pubsub.ts
@@ -689,7 +689,10 @@ describe('PubSub', () => {
       const apiResponse = {
         name: 'new-topic',
       };
-      let requestStub: sinon.SinonStub<unknown[], unknown>;
+
+      // Types changed, so this is needed instead of `unknown`.
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
+      let requestStub: sinon.SinonStub<any[], any>;
 
       beforeEach(() => {
         requestStub = sandbox