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# TxEnvelopeEip4844.validate

:::info
`TxEnvelopeEip4844.validate` is a re-export of ox's [`TxEnvelopeEip4844.validate`](https://oxlib.sh/api/TxEnvelopeEip4844/validate). Refer to the ox documentation for the full reference.
:::

Validates a [`TxEnvelopeEip4844.TxEnvelopeEip4844`](/docs/utilities/txenvelopeeip4844/types#txenvelopeeip4844). Returns `true` if the envelope is valid, `false` otherwise.

## Imports

```ts
import { TxEnvelopeEip4844 } from 'viem/utils'
```

## Examples

```ts twoslash
// @noErrors
import { TxEnvelopeEip4844, Value } from 'viem/utils'

const valid = TxEnvelopeEip4844.assert({
  blobVersionedHashes: [],
  chainId: 1,
  to: '0x0000000000000000000000000000000000000000',
  value: Value.fromEther('1')
})
// @log: false
```

## Definition

```ts
function validate(
  envelope: PartialBy<TxEnvelopeEip4844, 'type'>,
): boolean
```

## Parameters

### envelope

* **Type:** `PartialBy<TxEnvelopeEip4844, 'type'>`

The transaction envelope to validate.

## Return Type

`boolean`