eth_getBlockByNumber

POST

wss://monad.nownodes.io/wss/{api_key}.

Returns information about a block by block number (hex) or tag (latest, earliest, pending, safe, finalized). The second parameter controls full transactions versus hashes.

Sent as a JSON text message over the WebSocket connection wss://monad.nownodes.io/wss/{{api-key}}.

Connection URL:

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wss://monad.nownodes.io/wss/{{api_key}}.

Open the connection, then send the message below as a text frame.

Example:

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wscat -c 'wss://monad.nownodes.io/wss/YOUR_API_KEY.'
> {"jsonrpc":"2.0","method":"eth_getBlockByNumber","id":1,"params":["0x1b4",true]}

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wss://monad.nownodes.io/wss/{{api-key}}

Body

application/json

object

Parameters

api_keystringrequiredpath

Your NOWNodes API key.

Response

200OK

A successful response.

eth_getBlockByNumber

curl -X POST 'wss://monad.nownodes.io/wss/{api_key}.' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockByNumber",
    "id": 1,
    "params": [
      "0x1b4",
      true
    ]
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("wss://monad.nownodes.io/wss/{api_key}.");
const result = await provider.send("eth_getBlockByNumber", [
  "0x1b4",
  true
]);
console.log(result);

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

uri = URI('wss://monad.nownodes.io/wss/{api_key}.')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "params": [
    "0x1b4",
    true
  ],
  "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("wss://monad.nownodes.io/wss/{api_key}."))
response = w3.provider.make_request("eth_getBlockByNumber", [
  "0x1b4",
  true
])
print(response)

import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("wss://monad.nownodes.io/wss/{api_key}."),
});

const result = await client.request({
  method: "eth_getBlockByNumber",
  params: [
  "0x1b4",
  true
],
});

console.log(result);

const endpoint = "wss://monad.nownodes.io/wss/{api_key}.";
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: "eth_getBlockByNumber", params: [
  "0x1b4",
  true
], id: 1 });
console.log(result);

const response = await fetch('wss://monad.nownodes.io/wss/{api_key}.', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "eth_getBlockByNumber",
      "id": 1,
      "params": [
        "0x1b4",
        true
      ]
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "id": 1,
  "params": [
    "0x1b4",
    true
  ]
}

response = requests.post('wss://monad.nownodes.io/wss/{api_key}.', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('wss://monad.nownodes.io/wss/{api_key}.')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockByNumber",
    "id": 1,
    "params": [
      "0x1b4",
      true
    ]
  }'

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

Request Body

{
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "id": 1,
  "params": [
    "0x1b4",
    true
  ]
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "difficulty": "0x0",
    "extraData": "0x",
    "gasLimit": "0x3e4985c",
    "gasUsed": "0xcbec",
    "hash": "0x8ba0b60cee01c4a42e687596808b0332e34c7c2371b768641efe58f89e6c41c2",
    "logsBloom": "0x00000000000000000000000000000000400000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000010000000000000000000000000000000000008400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080002000000000000000000000000000000",
    "miner": "0x0000000000000000000000000000000000000000",
    "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "nonce": "0x0000000000000000",
    "number": "0x1b4",
    "parentHash": "0x04d1ccba421361c2ac227fef90be045be530b71fe486612a0250d82e40a6d102",
    "receiptsRoot": "0x3982c4136a5bda4bab50002cc86af568e308e48edae4c4705263d511cd78dc0c",
    "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
    "size": "0x510",
    "stateRoot": "0x48a171ad566e60dfce51d37f29a10e22222057accd9bd7ba372461773af09b52",
    "timestamp": "0x5f9b2727",
    "totalDifficulty": "0x0",
    "transactions": [
      "0x88df016429689c079f3b2f6ad39fa052532c56795b733da78a91ebe6a713944b"
    ],
    "transactionsRoot": "0x13be6179c3e234a1da1d93748cd8b035d5e638f43a8ee5ea593dce425f1eb9f4",
    "uncles": [],
    "baseFeePerGas": "0x630e876"
  }
}