eth_getTransactionByBlockNumberAndIndex - opBNB

Example code for the eth_getTransactionByBlockHashAndIndex JSON-RPC method. Сomplete guide on how to use eth_getTransactionByBlockHashAndIndex JSON-RPC in GetBlock.io Web3 documentation.

This method returns transaction details by block number (or tag) and the transaction's index within that block.

Parameters

Parameter

Type

Required

Description

blockParameter

string

Yes

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

transactionIndex

string

Yes

Index of the transaction within the block (hex)

Request Example

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "eth_getTransactionByBlockNumberAndIndex",
    "params": [
        "latest",
        "0x0"
    ],
    "id": "getblock.io"
}'

import axios from 'axios';

const data = JSON.stringify({
    "jsonrpc": "2.0",
    "method": "eth_getTransactionByBlockNumberAndIndex",
    "params": [
        "latest",
        "0x0"
    ],
    "id": "getblock.io"
});

const config = {
    method: 'post',
    url: 'https://go.getblock.io/<ACCESS-TOKEN>/',
    headers: {
        'Content-Type': 'application/json'
    },
    data: data
};

axios(config)
    .then(response => console.log(JSON.stringify(response.data, null, 2)))
    .catch(error => console.log(error));

import requests
import json

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

payload = json.dumps({
    "jsonrpc": "2.0",
    "method": "eth_getTransactionByBlockNumberAndIndex",
    "params": [
        "latest",
        "0x0"
    ],
    "id": "getblock.io"
})

headers = {
    'Content-Type': 'application/json'
}

response = requests.post(url, headers=headers, data=payload)
print(response.text)

use reqwest::Client;
use serde_json::json;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = Client::new();

    let payload = json!({
        "jsonrpc": "2.0",
        "method": "eth_getTransactionByBlockNumberAndIndex",
        "params": [
                "latest",
                "0x0"
        ],
        "id": "getblock.io"
});

    let response = client
        .post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .header("Content-Type", "application/json")
        .json(&payload)
        .send()
        .await?;

    let result: serde_json::Value = response.json().await?;
    println!("{:#?}", result);

    Ok(())
}

Response Example

{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": {
        "blockHash": "0x4f3a1d6e8c2b9a7e5d3f1c8a4b6e9d2f5a8c3e7b1d4f9a6c2e5b8d3f7a1c4e9b",
        "blockNumber": "0x2d4e8a3",
        "from": "0x9e7c5e3e3a3b8e1aa0e2d4c7f9d4b0c8b8d5f1a2",
        "hash": "0x88df016429689c079f3b2f6ad39fa052532c56795b733da78a91ebe6a713944b",
        "to": "0xd85498dbeaeb1df24be52eed4f52eac2fbd56245",
        "value": "0x16345785d8a0000",
        "transactionIndex": "0x0"
    }
}

Response Parameters

Field

Type

Description

result

object | null

Transaction object, or null if not found

Use Cases

Iterating transactions in the latest block without first resolving its hash
Polling for the first transaction of new blocks

Error Handling

Status Code

Error Message

Cause

403

Forbidden

Missing or invalid <ACCESS-TOKEN>

-32602

Invalid params

Request parameters are missing or malformed

-32601

Method not found

The method is not supported by this node

429

Too Many Requests

Rate limit exceeded for your plan

SDK Integration

import { ethers } from 'ethers';

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

// Most methods are exposed directly on the provider.
// For raw access, use provider.send(method, params).
const result = await provider.send('eth_getTransactionByBlockNumberAndIndex', ["latest", "0x0"]);
console.log(result);

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

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

const result = await client.request({ method: 'eth_getTransactionByBlockNumberAndIndex', params: ["latest", "0x0"] });
console.log(result);

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Last updated 21 days ago

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