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call

An Action for executing a new message call.

Executes a new message call immediately without submitting a transaction to the network.

Usage

example.ts
import { account, publicClient } from './config'
 
const data = await publicClient.call({ 
  account,
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

Returns

0x${string}

The call data.

Parameters

account

  • Type: Account | Address

The Account to call from.

Accepts a JSON-RPC Account or Local Account (Private Key, etc).

const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266', 
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

data

  • Type: 0x${string}

A contract hashed method call with encoded args.

const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2', 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

to

The contract address or recipient.

const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8', 
})

accessList (optional)

The access list.

const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  accessList: [ 
    {
      address: '0x1',
      storageKeys: ['0x1'],
    },
  ],
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

blockNumber (optional)

  • Type: number

The block number to perform the call against.

const data = await publicClient.call({
  blockNumber: 15121123n, 
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

blockTag (optional)

  • Type: 'latest' | 'earliest' | 'pending' | 'safe' | 'finalized'
  • Default: 'latest'

The block tag to perform the call against.

const data = await publicClient.call({
  blockTag: 'safe', 
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

gas (optional)

  • Type: bigint

The gas provided for transaction execution.

const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  gas: 1_000_000n, 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

gasPrice (optional)

  • Type: bigint

The price (in wei) to pay per gas. Only applies to Legacy Transactions.

import { parseGwei } from 'viem'
 
const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  gasPrice: parseGwei('20'), 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

maxFeePerGas (optional)

  • Type: bigint

Total fee per gas (in wei), inclusive of maxPriorityFeePerGas. Only applies to EIP-1559 Transactions.

import { parseGwei } from 'viem'
 
const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  maxFeePerGas: parseGwei('20'), 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

maxPriorityFeePerGas (optional)

  • Type: bigint

Max priority fee per gas (in wei). Only applies to EIP-1559 Transactions.

import { parseGwei } from 'viem'
 
const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  maxFeePerGas: parseGwei('20'),
  maxPriorityFeePerGas: parseGwei('2'), 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

nonce (optional)

  • Type: bigint

Unique number identifying this transaction.

const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  nonce: 420, 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
})

stateOverride (optional)

The state override set is an optional address-to-state mapping, where each entry specifies some state to be ephemerally overridden prior to executing the call.

const data = await publicClient.call({
  account,
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  stateOverride: [ 
    { 
      address: '0xa5cc3c03994DB5b0d9A5eEdD10CabaB0813678AC', 
      balance: parseEther('1'), 
      stateDiff: [ 
        { 
          slot: '0x3ea2f1d0abf3fc66cf29eebb70cbd4e7fe762ef8a09bcc06c8edf641230afec0', 
          value: '0x00000000000000000000000000000000000000000000000000000000000001a4', 
        }, 
      ], 
    } 
  ], 
})

value (optional)

  • Type: bigint

Value (in wei) sent with this transaction.

import { parseEther } from 'viem'
 
const data = await publicClient.call({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  data: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1'), 
})

JSON-RPC Methods

eth_call