Legacy broadcast transaction using the path.

GET

https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Bitcore Insight-compatible V1 broadcast route for Bitcoin-type coins.

Load estimate: High; validates and forwards to the backend, with cost growing with transaction size and backend mempool policy checks.

Parameters

hexstringrequiredpath

Raw transaction.

Response

200OK

Broadcast result.

400Bad Request

Bad Request

401Unauthorized

Unauthorized. Returned when the api-key header is missing, empty, or not accepted by the NOWNodes gateway. The body is plain text.

405Method Not Allowed

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

422Unprocessable Entity

Unprocessable Entity. Returned by the NOWNodes gateway for requests it accepts but cannot process. The body is plain text.

500Internal Server Error

Internal Server Error

503Service Unavailable

Service Unavailable

default

Public API error.

Legacy broadcast transaction using the path.

curl -X GET 'https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}'

const response = await fetch('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}', {
  method: 'GET',
});

const data = await response.json();

require 'net/http'
require 'json'

uri = URI('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}')
request = Net::HTTP::Get.new(uri)

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

import requests

response = requests.get('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}')
data = response.json()

const response = await fetch('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}', {
  method: 'GET',
});

const data = await response.json();

const endpoint = "https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}";
const apiKey = "YOUR_API_KEY";

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

  return response.json();
}

const result = await nownodesRequest({});
console.log(result);

const response = await fetch('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}', {
  method: 'GET',
});

const data = await response.json();

import requests

response = requests.get('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}')
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://flux-blockbook.nownodes.io/api/v1/sendtx/{hex}')
request = Net::HTTP::Get.new(uri)

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

{
  "result": "8daef8fa27e1dcb810e0631b815475c31ce3d842694913d24f3d8c3ce03bfe08"
}

{}

Unknown API_key

Method Not Allowed

Missing API_key

{}

{}

{
  "error": "Missing tx blob"
}