> ## Documentation Index
> Fetch the complete documentation index at: https://docs.devin.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# UnknownExtensionNotification

> Any other notification, passed through untyped.

Any other `_cognition.ai/*` notification, passed through untyped.

## Properties

**method** `string` *required*

**params** `unknown` *required*

**sessionId** `string` *required*


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.