diff --git a/example/src/App.js b/example/src/App.js
index d36d01d..ed432e0 100644
--- a/example/src/App.js
+++ b/example/src/App.js
@@ -12,23 +12,26 @@ import { v4 as uuidv4 } from 'uuid';
 function trackEvents() {
   trackWebViewEvent(
     {
-      eventName: 'ue',
-      trackerVersion: 'webview',
-      useragent: 'useragent',
-    },
-    {
-      schema:
-        'iglu:com.snowplowanalytics.snowplow/button_click/jsonschema/1-0-0',
-      data: {
-        label: 'webview test',
+      properties: {
+        eventName: 'ue',
+        trackerVersion: 'webview',
+        useragent: 'useragent',
       },
-    },
-    [
-      {
-        schema: 'iglu:com.apple.swiftui/open_immersive_space/jsonschema/1-0-0',
-        data: {},
+      event: {
+        schema:
+          'iglu:com.snowplowanalytics.snowplow/button_click/jsonschema/1-0-0',
+        data: {
+          label: 'webview test',
+        },
       },
-    ],
+      context: [
+        {
+          schema:
+            'iglu:com.apple.swiftui/open_immersive_space/jsonschema/1-0-0',
+          data: {},
+        },
+      ],
+    },
     ['sp1']
   );
 
diff --git a/src/api.ts b/src/api.ts
index 66b32fb..af3f990 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -134,6 +134,11 @@ export interface CommonEventProperties {
   context?: Array<SelfDescribingJson> | null;
 }
 
+export interface WebViewEvent {
+  properties: AtomicProperties;
+  event?: SelfDescribingEvent;
+}
+
 /** Interface for communicating with the Android mobile tracker */
 export type SnowplowWebInterface = {
   trackSelfDescribingEvent: (
diff --git a/src/index.ts b/src/index.ts
index 2f011b9..a7fa18e 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -21,7 +21,7 @@ import {
   ScreenView,
   SelfDescribingJson,
   ReactNativeInterface,
-  AtomicProperties,
+  WebViewEvent,
 } from './api';
 
 function withAndroidInterface(callback: (_: SnowplowWebInterface) => void) {
@@ -70,7 +70,7 @@ function serializeContext(context?: Array<SelfDescribingJson> | null) {
   }
 }
 
-function serializeSelfDescribingEvent(event?: SelfDescribingEvent | null) {
+function serializeSelfDescribingEvent(event?: SelfDescribingEvent) {
   if (event) {
     return JSON.stringify(event);
   } else {
@@ -103,21 +103,19 @@ export function hasMobileInterface(): boolean {
  * @param trackers - The tracker identifiers which the event will be sent to
  */
 export function trackWebViewEvent(
-  atomicProperties: AtomicProperties,
-  event?: SelfDescribingEvent | null,
-  entities?: Array<SelfDescribingJson> | null,
-  trackers?: Array<string> | null
+  event: WebViewEvent & CommonEventProperties,
+  trackers?: Array<string>
 ) {
-  const stringifiedAtomicProperties = JSON.stringify(atomicProperties);
-  const stringifiedEvent = serializeSelfDescribingEvent(event);
-  const stringifiedEntities = serializeContext(entities);
+  const stringifiedAtomicProperties = JSON.stringify(event.properties);
+  const stringifiedEvent = serializeSelfDescribingEvent(event.event);
+  const stringifiedEntities = serializeContext(event.context);
 
   withAndroidInterfaceV2((webInterface) => {
     webInterface.trackWebViewEvent(
       stringifiedAtomicProperties,
       stringifiedEvent,
       stringifiedEntities,
-      trackers
+      trackers || null
     );
   });
 
@@ -126,7 +124,7 @@ export function trackWebViewEvent(
       atomicProperties: stringifiedAtomicProperties,
       selfDescribingEventData: stringifiedEvent,
       entities: stringifiedEntities,
-      trackers: trackers,
+      trackers: trackers || null,
     };
   };
 
@@ -138,10 +136,10 @@ export function trackWebViewEvent(
     return {
       command: 'trackWebViewEvent',
       event: {
-        selfDescribingEventData: event,
-        ...atomicProperties,
+        selfDescribingEventData: event.event,
+        ...event.properties,
       },
-      context: entities,
+      context: event.context,
       trackers: trackers,
     };
   };
diff --git a/test/androidV2.test.ts b/test/androidV2.test.ts
index f2c469e..82bb318 100644
--- a/test/androidV2.test.ts
+++ b/test/androidV2.test.ts
@@ -37,7 +37,7 @@ describe('Android interface', () => {
       action: 'act',
     };
 
-    trackWebViewEvent(atomic, null, null, ['ns1', 'ns2']);
+    trackWebViewEvent({ properties: atomic }, ['ns1', 'ns2']);
 
     expect(trackWebViewStub).toHaveBeenCalledWith(
       JSON.stringify(atomic),
@@ -61,7 +61,7 @@ describe('Android interface', () => {
       },
     };
 
-    trackWebViewEvent(atomic, event, null, null);
+    trackWebViewEvent({ properties: atomic, event: event });
 
     expect(trackWebViewStub).toHaveBeenCalledWith(
       JSON.stringify(atomic),
@@ -79,7 +79,7 @@ describe('Android interface', () => {
       },
     };
 
-    trackWebViewEvent({}, null, [entity], null);
+    trackWebViewEvent({ properties: {}, context: [entity] });
 
     expect(trackWebViewStub).toHaveBeenCalledWith(
       '{}',
diff --git a/test/iosV2.test.ts b/test/iosV2.test.ts
index 891f381..867bcdd 100644
--- a/test/iosV2.test.ts
+++ b/test/iosV2.test.ts
@@ -41,7 +41,7 @@ describe('iOS interface', () => {
       title: 'test title',
     };
 
-    trackWebViewEvent(atomic, null, null, ['ns1', 'ns2']);
+    trackWebViewEvent({ properties: atomic }, ['ns1', 'ns2']);
 
     expect(messageHandler).toHaveBeenCalledWith({
       atomicProperties: JSON.stringify(atomic),
@@ -65,7 +65,7 @@ describe('iOS interface', () => {
       },
     };
 
-    trackWebViewEvent(atomic, event, null, null);
+    trackWebViewEvent({ properties: atomic, event: event });
 
     expect(messageHandler).toHaveBeenCalledWith({
       atomicProperties: JSON.stringify(atomic),
@@ -83,7 +83,7 @@ describe('iOS interface', () => {
       },
     };
 
-    trackWebViewEvent({}, null, [entity], null);
+    trackWebViewEvent({ properties: {}, context: [entity] });
 
     expect(messageHandler).toHaveBeenCalledWith({
       atomicProperties: '{}',
diff --git a/test/reactNative.test.ts b/test/reactNative.test.ts
index e279108..227ae2c 100644
--- a/test/reactNative.test.ts
+++ b/test/reactNative.test.ts
@@ -46,13 +46,12 @@ describe('React Native interface', () => {
       maxYOffset: 50,
     };
 
-    trackWebViewEvent(atomic, null, null, ['ns1', 'ns2']);
+    trackWebViewEvent({ properties: atomic }, ['ns1', 'ns2']);
 
     expect(messageHandler).toHaveBeenCalledWith(
       JSON.stringify({
         command: 'trackWebViewEvent',
         event: {
-          selfDescribingEventData: null,
           eventName: 'pp',
           trackerVersion: 'webview',
           url: 'http://test.com',
@@ -61,7 +60,6 @@ describe('React Native interface', () => {
           minYOffset: 40,
           maxYOffset: 50,
         },
-        context: null,
         trackers: ['ns1', 'ns2'],
       })
     );
@@ -81,7 +79,7 @@ describe('React Native interface', () => {
       },
     };
 
-    trackWebViewEvent(atomic, event, null, null);
+    trackWebViewEvent({ properties: atomic, event: event });
 
     expect(messageHandler).toHaveBeenCalledWith(
       JSON.stringify({
@@ -91,8 +89,6 @@ describe('React Native interface', () => {
           eventName: 'ue',
           trackerVersion: 'webview',
         },
-        context: null,
-        trackers: null,
       })
     );
   });
@@ -105,16 +101,14 @@ describe('React Native interface', () => {
       },
     };
 
-    trackWebViewEvent({}, null, [entity], null);
+    trackWebViewEvent({ properties: {}, context: [entity] });
 
     expect(messageHandler).toHaveBeenCalledWith(
       JSON.stringify({
         command: 'trackWebViewEvent',
-        event: {
-          selfDescribingEventData: null,
-        },
+        event: {},
         context: [entity],
-        trackers: null,
+        trackers: undefined,
       })
     );
   });