eth_getTransactionCount - Polygon

Example code for the eth_getTransactionCount json-rpc method. Сomplete guide on how to use eth_getTransactionCount json-rpc in GetBlock.io Web3 documentation.

The eth_getTransactionCount method returns the number of transactions sent from an address. This value is also known as the nonce and is essential for constructing new transactions.

Parameters

Parameter

Type

Required

Description

address

string

Yes

20-byte account address

blockParameter

string

Yes

Block number in hex, or "latest", "earliest", "pending"

Request

cURL

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "eth_getTransactionCount",
    "params": ["0x742d35Cc6634C0532925a3b844Bc9e7595f5bEb1", "latest"],
    "id": "getblock.io"
}'

request.js

import axios from 'axios';

const url = 'https://go.getblock.io/<ACCESS-TOKEN>/';

const payload = {
    jsonrpc: '2.0',
    method: 'eth_getTransactionCount',
    params: ["0x742d35Cc6634C0532925a3b844Bc9e7595f5bEb1", "latest"],
    id: 'getblock.io'
};

axios.post(url, payload, {
    headers: { 'Content-Type': 'application/json' }
})
.then(response => console.log(response.data))
.catch(error => console.error(error));

request.py

import requests

url = "https://go.getblock.io/<ACCESS-TOKEN>/"

payload = {
    "jsonrpc": "2.0",
    "method": "eth_getTransactionCount",
    "params": ["0x742d35Cc6634C0532925a3b844Bc9e7595f5bEb1", "latest"],
    "id": "getblock.io"
}

response = requests.post(url, headers={"Content-Type": "application/json"}, json=payload)
print(response.json())

main.rs

use reqwest::header;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = reqwest::Client::new();
    
    let response = client
        .post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .header(header::CONTENT_TYPE, "application/json")
        .body(r#"{
            "jsonrpc": "2.0",
            "method": "eth_getTransactionCount",
            "params": ["0x742d35Cc6634C0532925a3b844Bc9e7595f5bEb1", "latest"],
            "id": "getblock.io"
        }"#)
        .send()
        .await?;
    
    println!("{}", response.text().await?);
    Ok(())
}

Response

{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": "0x1a"
}

Response Parameters

Field

Type

Description

jsonrpc

string

JSON-RPC version (2.0)

string

Request identifier

result

varies

Transaction count (nonce) as hexadecimal

Use Case

The eth_getTransactionCount method is useful for:

Nonce management
Transaction signing
Account activity tracking
Replay protection

Error Handling

Status Code

Error Message

Cause

403

Forbidden

Missing or invalid ACCESS-TOKEN

-32600

Invalid Request

Malformed request body

-32602

Invalid params

Invalid method parameters

Web3 Integration

ethers.js

import { ethers } from 'ethers';

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

const result = await provider.send('eth_getTransactionCount', ["0x742d35Cc6634C0532925a3b844Bc9e7595f5bEb1", "latest"]);
console.log('Result:', result);

viem.js

import { createPublicClient, http } from 'viem';
import { polygon } from 'viem/chains';

const client = createPublicClient({
    chain: polygon,
    transport: http('https://go.getblock.io/<ACCESS-TOKEN>/')
});

const result = await client.request({
    method: 'eth_getTransactionCount',
    params: ["0x742d35Cc6634C0532925a3b844Bc9e7595f5bEb1", "latest"]
});
console.log('Result:', result);

Previouseth_getTransactionByHash - Polygon Nexteth_getTransactionReceipt - Polygon

Last updated 17 days ago

Was this helpful?

hashtagParameters

hashtagRequest

hashtagResponse

hashtagResponse Parameters

hashtagUse Case

hashtagError Handling

hashtagWeb3 Integration

Parameters

Request

Response

Response Parameters

Use Case

Error Handling

Web3 Integration