Wallet Client actions reference

These actions extend the Viem Wallet Client to support ERC-7710 utilities.

sendTransactionWithDelegation

Sends a transaction to redeem delegated permissions according to the ERC-7710 specifications.

info

To use sendTransactionWithDelegation, the Viem Wallet Client must be extended with erc7710WalletActions.

Parameters

See the Viem sendTransaction parameters. This function has the same parameters, and it also requires the following parameters:

Name	Type	Required	Description
delegationManager	Address	Yes	The address of the Delegation Manager.
permissionContext	PermissionContext	Yes	An encoded delegation chain (Hex) or a decoded delegation chain (Delegation[]) for redeeming delegations.

Example

• example.ts
• client.ts

import { walletClient, publicClient } from "./client.ts";

// These properties must be extracted from the permission response. See
// `grantPermissions` action to learn how to request permissions.
const permissionContext = permissionsResponse[0].context;
const delegationManager = permissionsResponse[0].signerMeta.delegationManager;

const hash = walletClient.sendTransactionWithDelegation({
  chain,
  to: "0x70997970c51812dc3a010c7d01b50e0d17dc79c8",
  value: 1n,
  permissionContext,
  delegationManager
});

import { http, createPublicClient, createWalletClient } from "viem";
import { generatePrivateKey, privateKeyToAccount } from "viem/accounts";
import { sepolia as chain } from "viem/chains";
import { erc7710WalletActions } from "@metamask/smart-accounts-kit/actions";

export const publicClient = createPublicClient({
  chain,
  transport: http()
});

// Your session account for requesting and redeeming should be the same.
const privateKey = "0x...";
const account = privateKeyToAccount(privateKey);

const walletClient = createWalletClient({
  account,
  transport: http(),
  chain,
}).extend(erc7710WalletActions());