Query blockchain block metadata in height range

POST

https://babylon-tendermint.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Body

application/json

jsonrpcstringrequired

JSON-RPC version

idintegerrequired

Request ID

methodstringrequired

RPC method name

paramsobjectrequired

Show child attributes

minHeightstringrequired

Minimum block height (inclusive)

maxHeightstringrequired

Maximum block height (inclusive)

Response

200OK

Block metadata within height range

Query blockchain block metadata in height range

curl -X POST 'https://babylon-tendermint.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "blockchain",
    "params": {
      "minHeight": "25224989",
      "maxHeight": "25224992"
    }
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://babylon-tendermint.nownodes.io/");
const result = await provider.send("blockchain", {
  "minHeight": "25224989",
  "maxHeight": "25224992"
});
console.log(result);

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

uri = URI('https://babylon-tendermint.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "blockchain",
  "params": {
    "minHeight": "25224989",
    "maxHeight": "25224992"
  },
  "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://babylon-tendermint.nownodes.io/"))
response = w3.provider.make_request("blockchain", {
  "minHeight": "25224989",
  "maxHeight": "25224992"
})
print(response)

import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("https://babylon-tendermint.nownodes.io/"),
});

const result = await client.request({
  method: "blockchain",
  params: {
  "minHeight": "25224989",
  "maxHeight": "25224992"
},
});

console.log(result);

const endpoint = "https://babylon-tendermint.nownodes.io/";
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: "blockchain", params: {
  "minHeight": "25224989",
  "maxHeight": "25224992"
}, id: 1 });
console.log(result);

const response = await fetch('https://babylon-tendermint.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "id": 1,
      "method": "blockchain",
      "params": {
        "minHeight": "25224989",
        "maxHeight": "25224992"
      }
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "id": 1,
  "method": "blockchain",
  "params": {
    "minHeight": "25224989",
    "maxHeight": "25224992"
  }
}

response = requests.post('https://babylon-tendermint.nownodes.io/', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://babylon-tendermint.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "blockchain",
    "params": {
      "minHeight": "25224989",
      "maxHeight": "25224992"
    }
  }'

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",
  "id": 1,
  "method": "blockchain",
  "params": {
    "minHeight": "25224989",
    "maxHeight": "25224992"
  }
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "last_height": "27640927",
    "block_metas": [
      {
        "block_id": {
          "hash": "7DAF4551518FBF04EDC210287ABADC1D0A8844420179239488A758B1439CAB70",
          "parts": {
            "total": 1,
            "hash": "947909682283E239D14C89B10159C535A190F1642272F6CE73ED2185EDBD1121"
          }
        },
        "block_size": "28484",
        "header": {
          "version": {
            "block": "11"
          },
          "chain_id": "akashnet-2",
          "height": "25224992",
          "time": "2025-04-10T16:12:17.048518715Z",
          "last_block_id": {
            "hash": "32001EEC766DE96BA031416F1190813210633F06D98AAAEDCE5A3633D62765CE",
            "parts": {
              "total": 1,
              "hash": "F5F8C7306F24AA7AF280BAEBF08493D10492AAC2E92F8D2250496C537C1EE051"
            }
          },
          "last_commit_hash": "62E072F20A5960254863C6E8D58EDC834A5F14CE200D4EA0F3AE029B7F136275",
          "data_hash": "A858304172617AC0D24175F93299C86AF9DBC50F135AA0EA764844F922AEAF87",
          "validators_hash": "9D1CFC46CF6DE945B5B03F2B48418116F9271147749FEC3D9C5EF2E0A6C10244",
          "next_validators_hash": "9D1CFC46CF6DE945B5B03F2B48418116F9271147749FEC3D9C5EF2E0A6C10244",
          "consensus_hash": "20CA5E3F42E07A0CDB7BD986EFF1947A23FC27FF47204303E082BC44BB348E0B",
          "app_hash": "54F0A7B147A9F9E7BE5530661F3961BB9D4FD901172D4711029CA35EE5E14A1C",
          "last_results_hash": "92BDBB48C19BA19DB9FECA1316911755D7B4D23FBE621BE74AF7B5F01379F59E",
          "evidence_hash": "E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855",
          "proposer_address": "F6FD6365ACC5382B6AD6566CD2971904B75F7E24"
        },
        "num_txs": "2"
      }
    ]
  }
}

Documentation

How to migrate to NOWNodes

Query blockchain block metadata in height range

Authorizations

Body

Response