# swivel.contracts.vault\_tracker

### Classes

#### Class `VaultTracker` <a href="#id" id="id"></a>

> ```
> class VaultTracker(
>     v
> )
> ```

Persists and curates Vault objects associated with users

Note that a Vault is a Dict object in this form:

```
{ notional, redeemable, exchangerate }
```

### Parameters

v (W3) Instance of a vendor W3 class (no other vendors are supported as of now)

**Ancestors**

* [swivel.abstracts.vault\_tracker.VaultTracker](#id-16)
* [swivel.abstracts.deployed.Deployed](#id-13)