eth_getStorageAt - Celo

Example code for the eth_getStorageAt JSON-RPC method. Complete guide on how to use eth_getStorageAt JSON-RPC in GetBlock Web3 documentation.

This method returns the value from a storage position at a given address on the Celo network. This is useful for reading raw contract storage, including private variables that aren't exposed through public functions.

Parameters

Parameter	Type	Required	Description
address	string	Yes	Contract address
position	string	Yes	Storage position as hex
blockNumber	string	Yes	Block number in hex, or "latest", "earliest", "pending"

Request Example

First Tab

cURL

curl -X POST https://go.getblock.io/<ACCESS-TOKEN>/ \
-H "Content-Type: application/json" \
-d '{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "eth_getStorageAt",
  "params": [
    "0x765DE816845861e75A25fCA122bb6898B8B1282a",
    "0x0",
    "latest"
  ]
}'

Second Tab

Untitled

Response Example

Response JSON

{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "result": "0x0000000000000000000000000000000000000000000000000000000000000001"
}

Response Definition

Field	Type	Description
result	string	Storage value as 32-byte hex string

Use Cases

• Read contract storage directly

• Access private variables

• Analyze proxy contract state

• Debug contract behavior

Error Handling

Error Code	Description
-32602	Invalid params - malformed address or position
-32603	Internal error - node processing issues

SDK Integration

Ethers.js

Ethers.js

const { ethers } = require('ethers');

const provider = new ethers.JsonRpcProvider('https://go.getblock.io/<ACCESS-TOKEN>/');

const storage = await provider.getStorage('0x765DE816845861e75A25fCA122bb6898B8B1282a', 0);
console.log(storage);

ContractKit