getblockheader

POST

https://doge.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns information about the block header given a block hash. You can specify whether to return a JSON object or raw hex-encoded string using the verbose flag.

Body

application/json

Dogecoin JSON-RPC request payload.

jsonrpcstringrequired

JSON-RPC protocol version.

idstringrequired

Client request identifier echoed by the server.

methodstringgetblockheaderrequired

JSON-RPC method name.

paramsArray<any>required

Ordered method parameters.

Response

200OK

HTTP 200 Dogecoin JSON-RPC response for getblockheader. The body contains either a successful result or a method-level JSON-RPC error.

400Bad Request

Bad Request. The request is malformed or contains invalid parameters.

401Unauthorized

Unauthorized: API key is present but rejected by the NOWNodes gateway.

405Method Not Allowed

Method Not Allowed. Returned by the NOWNodes gateway for malformed or unsupported gateway-level requests.

422Unprocessable Entity

Missing API key. The NOWNodes gateway returns plain text for this error.

500Internal Server Error

Internal Server Error. The gateway or Dogecoin node failed while processing the request.

getblockheader

curl -X POST 'https://doge.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "1.0",
    "id": "curltest",
    "method": "getblockheader",
    "params": [
      "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
      true
    ]
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://doge.nownodes.io/");
const result = await provider.send("getblockheader", [
  "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
  true
]);
console.log(result);

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

uri = URI('https://doge.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "getblockheader",
  "params": [
    "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
    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("https://doge.nownodes.io/"))
response = w3.provider.make_request("getblockheader", [
  "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
  true
])
print(response)

import { createPublicClient, http } from "viem";

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

const result = await client.request({
  method: "getblockheader",
  params: [
  "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
  true
],
});

console.log(result);

const endpoint = "https://doge.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: "getblockheader", params: [
  "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
  true
], id: 1 });
console.log(result);

const response = await fetch('https://doge.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "1.0",
      "id": "curltest",
      "method": "getblockheader",
      "params": [
        "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
        true
      ]
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "1.0",
  "id": "curltest",
  "method": "getblockheader",
  "params": [
    "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
    true
  ]
}

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

require 'net/http'
require 'json'

uri = URI('https://doge.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "1.0",
    "id": "curltest",
    "method": "getblockheader",
    "params": [
      "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
      true
    ]
  }'

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

Request Body

{
  "jsonrpc": "1.0",
  "id": "curltest",
  "method": "getblockheader",
  "params": [
    "0000000000000000000a1e63be6bb1d1f4e6d2a345234a4a6b8f86e4f0de3c5a",
    true
  ]
}

{
  "result": {
    "hash": "5e0afae4d93687e57c4bff74f4ac4a3adda1b1f57bd2104e3668578579278c01",
    "confirmations": 2,
    "strippedsize": 13539,
    "size": 13539,
    "weight": 54156,
    "height": 6279792,
    "version": 6422788,
    "versionHex": "00620104",
    "merkleroot": "073304309bab26ebbd1846c826923bdbd0a20bfec5ee1c64f7ac60509cb62419",
    "tx": [
      "eb8832c54d6f4e44eb98407c10e51dca04c972887244095de9f75f6b65778cbd",
      "ba28472f18490240cbf9c275e5eda776385d7f0f29731dbda1a1c5483dd44e06",
      "133bdda177323088e3ac95327594ca05be1dd83453ee8e904ab241f6d0dba8a9"
    ],
    "time": 1783422947,
    "mediantime": 1783422945,
    "nonce": 0,
    "bits": "1950fba0",
    "difficulty": 55889585.175339,
    "chainwork": "00000000000000000000000000000000000000000000312753b8c844c4602798",
    "previousblockhash": "6879805ada0b11c119968fc7034de7021e634740ce85925e311e276e7cd4aa77"
  },
  "error": null,
  "id": "curltest"
}

{
  "result": null,
  "error": {
    "code": -32602,
    "message": "Invalid parameter"
  },
  "id": "curltest"
}

{
  "code": 400,
  "message": "Bad Request"
}

Unknown API_key

Method Not Allowed

Missing API_key

{
  "code": 500,
  "message": "Internal Server Error"
}

Documentation

How to migrate to NOWNodes

getblockheader

Authorizations

Body

Response