Get last block

POST

https://icx.nownodes.io/api/v3

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the most recent block from the ICON blockchain.

Body

application/json

JSON-RPC request object

idintegerrequired

Unique identifier for the JSON-RPC request.

jsonrpcstringrequired

JSON-RPC protocol version.

methodstringrequired

JSON-RPC method name.

Response

200OK

Successful response containing the last block.

Get last block

curl -X POST 'https://icx.nownodes.io/api/v3' \
  -H 'Content-Type: application/json' \
  -d '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "icx_getLastBlock"
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://icx.nownodes.io/api/v3");
const result = await provider.send("icx_getLastBlock", []);
console.log(result);

require 'eth'
require 'json'
require 'net/http'

uri = URI('https://icx.nownodes.io/api/v3')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "icx_getLastBlock",
  "params": [],
  "id": 1
}'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) do |http|
  http.request(request)
end

puts JSON.parse(response.body)

from web3 import Web3

w3 = Web3(Web3.HTTPProvider("https://icx.nownodes.io/api/v3"))
response = w3.provider.make_request("icx_getLastBlock", [])
print(response)

import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("https://icx.nownodes.io/api/v3"),
});

const result = await client.request({
  method: "icx_getLastBlock",
  params: [],
});

console.log(result);

const endpoint = "https://icx.nownodes.io/api/v3";
const apiKey = "YOUR_API_KEY";

async function nownodesRequest(payload) {
  const response = await fetch(endpoint, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "api-key": apiKey,
    },
    body: JSON.stringify(payload),
  });

  return response.json();
}

const result = await nownodesRequest({ jsonrpc: "2.0", method: "icx_getLastBlock", params: [], id: 1 });
console.log(result);

const response = await fetch('https://icx.nownodes.io/api/v3', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "id": 1,
      "jsonrpc": "2.0",
      "method": "icx_getLastBlock"
    }),
});

const data = await response.json();

import requests

payload = {
  "id": 1,
  "jsonrpc": "2.0",
  "method": "icx_getLastBlock"
}

response = requests.post('https://icx.nownodes.io/api/v3', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://icx.nownodes.io/api/v3')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "icx_getLastBlock"
  }'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

Request Body

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "icx_getLastBlock"
}

200

{
  "jsonrpc": "2.0",
  "result": {
    "block_hash": "0d5151b292a6ea8a7601a5f2c57fbf26e87867a82e142f1e1f11261e55cc1441",
    "confirmed_transaction_list": [
      {
        "data": {
          "result": {
            "coveredByFee": "0x0",
            "coveredByOverIssuedICX": "0x0",
            "issue": "0x1fecf5d301c8682c"
          }
        },
        "dataType": "base",
        "timestamp": "0x6462621353625",
        "txHash": "0xc3867ed0ea8166cdb685bf14ff84bd6445e83fb92dda036a0d768417ccca1ced",
        "version": "0x3"
      }
    ],
    "height": 106574261,
    "merkle_tree_root_hash": "16c2d25d31ced78864f8ff293c19b82b514869df2c03dc393a7eba2df1fb48fa",
    "peer_id": "hx9f3a8fe47f4676004b802d62397838b2d5c966dd",
    "prev_block_hash": "578a8586b63aa2223df0a9fd71c9432310c46ba21f4283439d3da8656caf0b22",
    "signature": "",
    "time_stamp": 1765979440100901,
    "version": "2.0"
  },
  "id": 1
}

Documentation

How to migrate to NOWNodes

Get last block

Authorizations

Body

Response