Trace a transaction

POST

https://lukso.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Invokes debug_traceTransaction on LUKSO Mainnet and returns the execution trace.

Body

application/json

jsonrpcstring

Value representing jsonrpc.

idinteger

Numeric value representing id.

methodstring

Value representing method.

paramsArray<string | object>

List of params values used or returned by the method.

Show child attributes

Any of

string

tracerstring

Value of tracer.

timeoutstring

Value of timeout.

Response

200OK

Successful JSON-RPC response.

Trace a transaction

curl -X POST 'https://lukso.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "debug_traceTransaction",
    "params": [
      "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
      {
        "tracer": "callTracer",
        "timeout": "10s"
      }
    ]
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://lukso.nownodes.io/");
const result = await provider.send("debug_traceTransaction", [
  "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
  {
    "tracer": "callTracer",
    "timeout": "10s"
  }
]);
console.log(result);

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

uri = URI('https://lukso.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "debug_traceTransaction",
  "params": [
    "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
    {
      "tracer": "callTracer",
      "timeout": "10s"
    }
  ],
  "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://lukso.nownodes.io/"))
response = w3.provider.make_request("debug_traceTransaction", [
  "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
  {
    "tracer": "callTracer",
    "timeout": "10s"
  }
])
print(response)

import { createPublicClient, http } from "viem";

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

const result = await client.request({
  method: "debug_traceTransaction",
  params: [
  "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
  {
    "tracer": "callTracer",
    "timeout": "10s"
  }
],
});

console.log(result);

const endpoint = "https://lukso.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: "debug_traceTransaction", params: [
  "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
  {
    "tracer": "callTracer",
    "timeout": "10s"
  }
], id: 1 });
console.log(result);

const response = await fetch('https://lukso.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "id": 1,
      "method": "debug_traceTransaction",
      "params": [
        "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
        {
          "tracer": "callTracer",
          "timeout": "10s"
        }
      ]
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "id": 1,
  "method": "debug_traceTransaction",
  "params": [
    "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
    {
      "tracer": "callTracer",
      "timeout": "10s"
    }
  ]
}

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

require 'net/http'
require 'json'

uri = URI('https://lukso.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "debug_traceTransaction",
    "params": [
      "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
      {
        "tracer": "callTracer",
        "timeout": "10s"
      }
    ]
  }'

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": "debug_traceTransaction",
  "params": [
    "0x57b06396936fc25dc00dc3fbd72f85124679dff96310171ea1a4ce8ba11884f6",
    {
      "tracer": "callTracer",
      "timeout": "10s"
    }
  ]
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "from": "0x9ecf0b5b511d73ed38fb0fdd9c6c0d901f6e0538",
    "gas": "0xa2e1",
    "gasUsed": "0xa16c",
    "to": "0xe11999ecae4c2cd5e719577f71fae32d5f6bc4d0",
    "input": "0x",
    "calls": [
      {
        "from": "0xe11999ecae4c2cd5e719577f71fae32d5f6bc4d0",
        "gas": "0x457f",
        "gasUsed": "0x4503",
        "to": "0x52c90985af970d4e0dc26cb5d052505278af32a9",
        "input": "0x",
        "calls": [
          {
            "from": "0xe11999ecae4c2cd5e719577f71fae32d5f6bc4d0",
            "gas": "0x2d29",
            "gasUsed": "0x168",
            "to": "0xa5467dfe7019bf2c7c5f7a707711b9d4cad118c8",
            "input": "0x01ffc9a7a245bbda00000000000000000000000000000000000000000000000000000000",
            "output": "0x0000000000000000000000000000000000000000000000000000000000000001",
            "type": "STATICCALL"
          }
        ],
        "value": "0x125af57cd1e96",
        "type": "DELEGATECALL"
      }
    ],
    "value": "0x125af57cd1e96",
    "type": "CALL"
  }
}