> **Can't find what you're looking for?** Use `search_docs` on the docs MCP server at `https://v3.viem.sh/api/mcp` to find what you need.

# Authorization.fromRpcList

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

Converts an [`Authorization.ListRpc`](/docs/utilities/authorization/types#listrpc) to an [`Authorization.List`](/docs/utilities/authorization/types#list).

## Imports

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

## Examples

```ts twoslash
// @noErrors
import { Authorization } from 'viem/utils'

const authorizationList = Authorization.fromRpcList([
  {
    address: '0x0000000000000000000000000000000000000000',
    chainId: '0x1',
    nonce: '0x1',
    r: '0x635dc2033e60185bb36709c29c75d64ea51dfbd91c32ef4be198e4ceb169fb4d',
    s: '0x50c2667ac4c771072746acfdcf1f1483336dcca8bd2df47cd83175dbe60f0540',
    yParity: '0x0'
  }
])
```

## Definition

```ts
function fromRpcList(
  authorizationList: ListRpc,
): ListSigned
```

## Parameters

### authorizationList

* **Type:** [`ListRpc`](/docs/utilities/authorization/types#authorizationlistrpc)

The RPC-formatted Authorization list.

## Return Type

A signed [`Authorization.List`](/docs/utilities/authorization/types#list).

[`ListSigned`](/docs/utilities/authorization/types#authorizationlistsigned)