getmempoolentry - Litecoin

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

Returns mempool data for given transaction.

Parameters

Parameter

Type

Description

txid

string

The transaction id (must be in mempool).

Request

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "getmempoolentry",
    "params": ["txid123..."],
    "id": "getblock.io"
}'

example.js

import axios from 'axios';

const data = JSON.stringify({
    "jsonrpc": "2.0",
    "method": "getmempoolentry",
    "params": ["txid123..."],
    "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": "getmempoolentry",
    "params": ["txid123..."],
    "id": "getblock.io"
})

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

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

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": "getmempoolentry",
            "params": ["txid123..."],
            "id": "getblock.io"
        }"#)
        .send()
        .await?;
    
    println!("{}", response.text().await?);
    Ok(())
}

Response

{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": {
        "vsize": 144,
        "weight": 573,
        "fee": 0.00001000,
        "modifiedfee": 0.00001000,
        "time": 1640000000,
        "height": 2750000,
        "descendantcount": 1,
        "descendantsize": 144,
        "descendantfees": 1000,
        "ancestorcount": 1,
        "ancestorsize": 144,
        "ancestorfees": 1000,
        "depends": []
    }
}

Response Parameters

Field

Type

Description

vsize

number

Virtual transaction size.

fee

number

Transaction fee in LTC.

time

number

Local time transaction entered pool.

depends

array

Unconfirmed transactions used as inputs.

Use Case

The getmempoolentry method is essential for:

Transaction monitoring
Fee analysis
Mempool inspection
CPFP analysis

Error Handling

Status Code

Error Message

Cause

403

Forbidden

Missing or invalid ACCESS-TOKEN.

Integration Notes

The getmempoolentry method helps developers build robust applications that interact with the Litecoin blockchain.

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Last updated 7 days ago

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Parameters

Request

Response

Response Parameters

Use Case

Error Handling

Integration Notes