> ## 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.

# sessionUpdateMeta

```typescript
sessionUpdateMeta(payload: unknown): undefined | CognitionSessionUpdateMeta
```

The whole `_meta` of a session update, typed with the keys the agent defines.

## Parameters

**payload** `unknown` *required*

## Returns

`undefined | CognitionSessionUpdateMeta`


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