eth_call RPC Method

With Endpoint Armor, you can define specific restrictions on this method when called. Learn more about Endpoint Armor here

Parameters

transaction

object

The transaction call object which contains the following fields:

from

string

The address from which the transaction is sent

to

string

REQUIRED

The address to which the transaction is addressed

gas

integer

The integer of gas provided for the transaction execution

gasPrice

integer

The integer of gasPrice used for each paid gas encoded as hexadecimal

value

integer

The integer of value sent with this transaction encoded as hexadecimal

data

string

The hash of the method signature and encoded parameters. For more information, see the Contract ABI description in the Solidity documentation

blockNumber/tag

string

REQUIRED

The block number in hexadecimal format or the string latest, earliest, pending, safe or finalized (safe and finalized tags are only supported on Ethereum, Gnosis, Arbitrum, Arbitrum Nova and Avalanche C-chain), see the default block parameter description in the official Ethereum documentation

Object

object

The State Override Set option allows you to change the state of a contract before executing the call, which means you can modify the values of variables stored in the contract, such as balances and approvals for that call without actually modifying the contract. Each address maps to an object containing:

balance

string

The fake balance to set for the account before executing the call

nonce

string

The fake nonce to set for the account before executing the call

code

string

The fake EVM bytecode to inject into the account before executing the call

state

object

The fake key-value mapping to override all slots in the account storage before executing the call

stateDiff

integer

The fake key-value mapping to override individual slots in the account storage before executing the call

Returns

data

The return value of the executed contract method

Request

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curl https://docs-demo.nova-mainnet.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{
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  "jsonrpc": "2.0",
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  "id": 1,
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  "method": "eth_call",
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  "params": [
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    {
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      "to": "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460",
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      "data": "0x919840ad"
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    },
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    "latest",
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    {
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        "0x0fd43c8fabe26d70dfa4c8b6fa680db39f147460": {
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            "code": "0x6080604052348015600f57600080fd5b506004361060285760003560e01c8063919840ad14602d575b600080fd5b60336045565b60408051918252519081900360200190f35b60005a90509056fea265627a7a72315820df124583906aafd283490b866399b6762e2075e1d84214363893c5993a13276f64736f6c63430005110032"
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        }
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    }
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  ]
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}'

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