snowplow/snowplow-javascript-tracker

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[Home](./index.md) &gt; [@snowplow/browser-tracker](./browser-tracker.md) &gt; [CommonEventProperties](./browser-tracker.commoneventproperties.md)

## CommonEventProperties interface

Additional data points to set when tracking an event

<b>Signature:</b>

```typescript
interface CommonEventProperties<T = Record<string, unknown>> 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [context?](./browser-tracker.commoneventproperties.context.md) | Array&lt;SelfDescribingJson&lt;T&gt;&gt; \| null | <i>(Optional)</i> Add context to an event by setting an Array of Self Describing JSON |
|  [timestamp?](./browser-tracker.commoneventproperties.timestamp.md) | Timestamp \| null | <i>(Optional)</i> Set the true timestamp or overwrite the device sent timestamp on an event |