diff --git a/dist/server/client/interfaces/contexts/webpush.d.ts b/dist/server/client/interfaces/contexts/webpush.d.ts
index ed6bb64..a72cf91 100644
--- a/dist/server/client/interfaces/contexts/webpush.d.ts
+++ b/dist/server/client/interfaces/contexts/webpush.d.ts
@@ -29,7 +29,7 @@ export interface WebPushContext extends ActionBehaviour, OurMobileExtensions {
     actions?: WebPushAction[];
     badge?: number;
     body?: string;
-    smallIcon: string;
+    smallIcon?: string;
     icon?: string;
     image?: string;
     title?: string;
diff --git a/examples/sender/send_transactional.ts b/examples/sender/send_transactional.ts
new file mode 100644
index 0000000..c525b11
--- /dev/null
+++ b/examples/sender/send_transactional.ts
@@ -0,0 +1,49 @@
+import { PpgCoreClient, ProviderCredential } from "../../dist/server/client";
+
+async function run() {
+  const client = new PpgCoreClient({
+    endpoint: "https://ppg-core.master1.qappg.co/v1",
+    apiKey: "00147c96-f0e8-4b40-b57d-992fd6c9a5ce"
+  });
+
+  const providersCredentials: ProviderCredential[] = [
+    {
+      type: "vapid",
+      payload: {
+        publicKey: "BMLa3ig2yYnIv-TcpqiShHjy8mRjGFt2vPq-AHEx4ARGen-g8_GfF5ybpqVeXy_zdaEUxYEz1kF1IsLwyIHmP2w",
+        privateKey: "Jqtg7AUhz2Ht3X3S4TE02nE7vZfcKYlHvyAFs1pl7ns"
+      }
+    }
+  ];
+
+  const httpWebhookConfig = {
+    url: "https://enunrfkzi9ji.x.pipedream.net",
+    headers: {
+      from_worker: "yes"
+    }
+  }
+
+  const bucket = await client.createBucket(providersCredentials, httpWebhookConfig);
+  
+  const dataContext = await bucket.createContext({
+    title: "My first push",
+    body: "Hello world from example",
+    behaviour: "https://pushpushgo.com",
+    icon: "https://fastly.picsum.photos/id/803/200/300.jpg?hmac=v-3AsAcUOG4kCDsLMlWF9_3Xa2DTODGyKLggZNvReno",
+    smallIcon: "https://fastly.picsum.photos/id/803/200/300.jpg?hmac=v-3AsAcUOG4kCDsLMlWF9_3Xa2DTODGyKLggZNvReno"
+  });
+
+  const result = await dataContext.sendMessages([
+    bucket.createReceiver({
+      "type": "vapid",
+      "foreignId": "my_id",
+      "p256dh": "BIIwKdd5QUNCEfcB7a8HXHXWt2UHdCqAF8zwLp-RZVjgQSZZAiXS5jKVXPafCC0VtRnlrtABwnePZpAxML-iZWk",
+      "auth": "AGVMtdybGTNy9oV04FJiOQ",
+      "endpoint": "https://web.push.apple.com/QORAQ85NCsx1bRVjDhr-tWjJRpVBYc12zZbCtvPdgTFmqiG5DCGDOgN0JM_EpBOeqhAKEnEYn3468dQg5SoDUicnhOvoVQLmyC_etcPLo2BLILGeD4M3i83DsMbeDvxjq5ETj8OQSz9-im9hj3j56rmbe5sxRVdH15BOYIEB1sk",
+      "publicKey": "BMLa3ig2yYnIv-TcpqiShHjy8mRjGFt2vPq-AHEx4ARGen-g8_GfF5ybpqVeXy_zdaEUxYEz1kF1IsLwyIHmP2w"    })
+  ]);
+
+  console.log(JSON.stringify(result, null, 2));
+}
+
+run().catch(console.error);
\ No newline at end of file