eth_getTransactionByBlockHashAndIndex - Mantle

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

This method returns information about a transaction by block hash and transaction index position on the Mantle network.

Parameters

Parameter

Type

Description

blockHash

string

32-byte block hash

transactionIndex

string

Transaction index position (hex)

Request

curl

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "eth_getTransactionByBlockHashAndIndex",
    "params": ["0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e", "0x0"],
    "id": "getblock.io"
}'

example.js

import axios from 'axios';

const data = JSON.stringify({
    "jsonrpc": "2.0",
    "method": "eth_getTransactionByBlockHashAndIndex",
    "params": ["0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e", "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)))
    .catch(error => console.log(error));

example.py

import requests
import json

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

payload = json.dumps({
    "jsonrpc": "2.0",
    "method": "eth_getTransactionByBlockHashAndIndex",
    "params": ["0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e", "0x0"],
    "id": "getblock.io"
})

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

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

example.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_getTransactionByBlockHashAndIndex",
            "params": ["0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e", "0x0"],
            "id": "getblock.io"
        }"#)
        .send()
        .await?;
    
    println!("{}", response.text().await?);
    Ok(())
}

Response

response.json

{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": {
        "blockHash": "0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e",
        "blockNumber": "0x3f6777",
        "from": "0x52988D3DD2D1b36E9c48866670b7683C42197139",
        "gas": "0x5208",
        "gasPrice": "0x1",
        "hash": "0x6dfef681e0a83a40b05d40877e53a88459e8829240a6d6d5ec6fe816e435f8d8",
        "input": "0x",
        "nonce": "0x2d99",
        "to": "0xD85498dbEaEB1Df24BE52eED4F52eAc2Fbd56245",
        "transactionIndex": "0x0",
        "value": "0xde0b6b3a7640000"
    }
}

Response Parameters

Field

Type

Description

hash

string

Transaction hash

blockHash

string

Block hash

blockNumber

string

Block number (hex)

from

string

Sender address

string

Recipient address

transactionIndex

string

Index in the block

value

string

Value transferred in wei

Use Case

The eth_getTransactionByBlockHashAndIndex method is essential for:

Block transaction iteration
Transaction ordering analysis
Block explorer functionality
MEV analysis
Transaction sequencing
Indexed data retrieval

Error Handling

Status Code

Error Message

Cause

403

Forbidden

Missing or invalid ACCESS-TOKEN

-32602

Invalid params

Invalid block hash or index

Web3 Integration

ethers.js

import { ethers } from 'ethers';

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

const tx = await provider.send('eth_getTransactionByBlockHashAndIndex', [
    '0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e',
    '0x0'
]);
console.log('Transaction:', tx);

viem.js

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

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

const tx = await client.request({
    method: 'eth_getTransactionByBlockHashAndIndex',
    params: [
        '0x9b14d73f45c836bfb0e1f59453c39fe8cddab45a0f78670dc6190e5c85b65a8e',
        '0x0'
    ]
});
console.log('Transaction:', tx);

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