> For the complete documentation index, see [llms.txt](https://docs.sentiance.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sentiance.com/sdk/api-reference/android/eventtimeline/event/unknownevent.md).

# UnknownEvent

Represents a duration of time when the user's activity was not possible to be determined.

### UnknownEvent API <a href="#offthegridevent-api" id="offthegridevent-api"></a>

{% hint style="info" %}
This class extends [Event](/sdk/api-reference/android/eventtimeline/event.md). See [Event](/sdk/api-reference/android/eventtimeline/event.md) for additional properties and methods.
{% endhint %}