Trace block transactions

POST

https://metis.nownodes.io/

Returns a full stack trace of all invoked opcodes of all transactions that were included in a block

Body

application/json

jsonrpcstringrequired

methodstringrequired

paramsArray<string | object>required

Show child attributes

Any of

string

object

idintegerrequired

Response

200OK

Block transaction traces

400Bad Request

Bad Request

500Internal Server Error

Internal Server Error

Trace block transactions

curl -X POST 'https://metis.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "debug_traceBlock",
    "params": [
      "RLP_ENCODED_BLOCK",
      {
        "tracer": "callTracer"
      }
    ],
    "id": 1
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://metis.nownodes.io/");
const result = await provider.send("debug_traceBlock", [
  "RLP_ENCODED_BLOCK",
  {
    "tracer": "callTracer"
  }
]);
console.log(result);

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

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

import { createPublicClient, http } from "viem";

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

const result = await client.request({
  method: "debug_traceBlock",
  params: [
  "RLP_ENCODED_BLOCK",
  {
    "tracer": "callTracer"
  }
],
});

console.log(result);

const endpoint = "https://metis.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_traceBlock", params: [
  "RLP_ENCODED_BLOCK",
  {
    "tracer": "callTracer"
  }
], id: 1 });
console.log(result);

const response = await fetch('https://metis.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "debug_traceBlock",
      "params": [
        "RLP_ENCODED_BLOCK",
        {
          "tracer": "callTracer"
        }
      ],
      "id": 1
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "debug_traceBlock",
  "params": [
    "RLP_ENCODED_BLOCK",
    {
      "tracer": "callTracer"
    }
  ],
  "id": 1
}

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

require 'net/http'
require 'json'

uri = URI('https://metis.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "debug_traceBlock",
    "params": [
      "RLP_ENCODED_BLOCK",
      {
        "tracer": "callTracer"
      }
    ],
    "id": 1
  }'

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": "debug_traceBlock",
  "params": [
    "RLP_ENCODED_BLOCK",
    {
      "tracer": "callTracer"
    }
  ],
  "id": 1
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": [
    {
      "type": "CALL",
      "from": "0x5A0b54D5dc17e0AadC383d2db43B0a0D3E029c4c",
      "to": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
      "value": "0x0",
      "gas": "0x15f90",
      "gasUsed": "0xd880",
      "input": "0xa9059cbb000000000000000000000000c6cde7c39eb2f0f0095f41570af89efc2c1ea828000000000000000000000000000000000000000000000000000000003b9aca00",
      "output": "0x0000000000000000000000000000000000000000000000000000000000000001",
      "calls": [
        {
          "type": "STATICCALL",
          "from": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
          "to": "0xb46d4e66c0445e3b1a7df818f5fc5e9aedb90da2",
          "gas": "0xbf83",
          "gasUsed": "0x383",
          "input": "0x70a082310000000000000000000000005a0b54d5dc17e0aadc383d2db43b0a0d3e029c4c",
          "output": "0x00000000000000000000000000000000000000000000000000000002540be400"
        }
      ]
    }
  ]
}

Documentation

How to migrate to NOWNodes

Trace block transactions

Body

Response