zkLink Nova chain RPC Methods & API Documentation

eth_call RPC Method

eth_call executes an on-chain call immediately without creating a transaction on the block chain.

Returns

data - The return value of the executed contract method

Parameters

1.TRANSACTION CALL OBJECT [required]

• from [optional] - The address from which the transaction is sent.
• to - The address where the transaction is sent to.
• gas [optional] - Integer of the gas provided for the transaction execution. Although eth_call consumes zero gas, this parameter may still be needed by some executions.
• gasPrice [optional] - Integer of the gasPrice used for each paid gas as hexadecimal.
• value [optional] - Interger of the value sent with a stated transaction
• data [optional] - Hash of the method signature and encoded parameters. More info 👉 Ethereum Contract ABI (opens in a new tab)

2.BLOCK PARAMETER [required]

The string "latest", "earliest", "pending", "safe" or "finalized", or an hexadecimal block number."Safe" and "finalized" are only availible on Ethereum and Arbitrum One chains. Read block parameter description in Ethereum documentation (opens in a new tab).

Request

POST https://<network>.chainnodes.org/YOUR-API-KEY

Example

curl https://zklink-nova-mainnet.chainnodes.org/YOUR-API-KEY \
    -X POST \
    -H "Content-Type: application/json" \
    -d '{"jsonrpc":"2.0","method":"eth_call","params":[{"from": "0x47ac0Fb4F2D84898e4D9E7b4DaB3C24507a6D503","to": "0xdAC17F958D2ee523a2206206994597C13D831ec7","gas": "0x92c0","gasPrice": "0x7896e72a000","value": "0x0","data": "0x70a0823100000000000000000000000047ac0fb4f2d84898e4d9e7b4dab3c24507a6d503"}, "latest"],"id":1}'

Body

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x000000000000000000000000000000000000000000000000000470de54da7138"
}