Trace call execution

POST

https://robinhood.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the number of possible tracing result by executing an eth call within the context of the given block execution.

Body

application/json

JSON-RPC 2.0 request to the Robinhood Chain mainnet endpoint.

Request payload for Trace call execution.

jsonrpcstringrequired

JSON-RPC protocol version.

methodstringrequired

JSON-RPC method name.

paramsArray<object | string>required

JSON-RPC method parameters.

Show child attributes

Single JSON-RPC parameter value accepted by this method.

Any of

Single JSON-RPC parameter value accepted by this method.

object

Single JSON-RPC parameter value accepted by this method.

string

idintegerrequired

Client-provided request identifier echoed in the response.

Response

200OK

Call execution trace

400Bad Request

Bad Request

500Internal Server Error

Internal Server Error

Trace call execution

curl -X POST 'https://robinhood.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "debug_traceCall",
    "params": [
      {
        "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
        "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
        "data": "0x06fdde03"
      },
      "latest",
      {
        "tracer": "callTracer"
      }
    ],
    "id": 1
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://robinhood.nownodes.io/");
const result = await provider.send("debug_traceCall", [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "data": "0x06fdde03"
  },
  "latest",
  {
    "tracer": "callTracer"
  }
]);
console.log(result);

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

uri = URI('https://robinhood.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "debug_traceCall",
  "params": [
    {
      "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
      "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
      "data": "0x06fdde03"
    },
    "latest",
    {
      "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://robinhood.nownodes.io/"))
response = w3.provider.make_request("debug_traceCall", [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "data": "0x06fdde03"
  },
  "latest",
  {
    "tracer": "callTracer"
  }
])
print(response)

import { createPublicClient, http } from "viem";

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

const result = await client.request({
  method: "debug_traceCall",
  params: [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "data": "0x06fdde03"
  },
  "latest",
  {
    "tracer": "callTracer"
  }
],
});

console.log(result);

const endpoint = "https://robinhood.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_traceCall", params: [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "data": "0x06fdde03"
  },
  "latest",
  {
    "tracer": "callTracer"
  }
], id: 1 });
console.log(result);

const response = await fetch('https://robinhood.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "debug_traceCall",
      "params": [
        {
          "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
          "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
          "data": "0x06fdde03"
        },
        "latest",
        {
          "tracer": "callTracer"
        }
      ],
      "id": 1
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "debug_traceCall",
  "params": [
    {
      "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
      "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
      "data": "0x06fdde03"
    },
    "latest",
    {
      "tracer": "callTracer"
    }
  ],
  "id": 1
}

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

require 'net/http'
require 'json'

uri = URI('https://robinhood.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "debug_traceCall",
    "params": [
      {
        "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
        "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
        "data": "0x06fdde03"
      },
      "latest",
      {
        "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_traceCall",
  "params": [
    {
      "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
      "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
      "data": "0x06fdde03"
    },
    "latest",
    {
      "tracer": "callTracer"
    }
  ],
  "id": 1
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "beforeEVMTransfers": [
      {
        "purpose": "feePayment",
        "from": "0xe150982Cac57950884dC1691Fd9D6E4fcaDAc3D3",
        "to": null,
        "value": "0x0"
      }
    ],
    "afterEVMTransfers": [
      {
        "purpose": "gasRefund",
        "from": null,
        "to": "0xe150982Cac57950884dC1691Fd9D6E4fcaDAc3D3",
        "value": "0x0"
      },
      {
        "purpose": "feeCollection",
        "from": null,
        "to": "0x5a2B80a9b7effc06129bD5462D77BC20A8A59BE7",
        "value": "0x926fbecb00"
      },
      {
        "purpose": "feeCollection",
        "from": null,
        "to": "0xbC5C3a7Adecf54D34169fd90dbD1B7d3142DF067",
        "value": "0x52359ec5a0"
      },
      {
        "purpose": "feeCollection",
        "from": null,
        "to": "0xa4B00000000000000000000000000000000000F6",
        "value": "0x0"
      }
    ],
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "gas": "0x2faf080",
    "gasUsed": "0x7ad7",
    "to": "0x0bd7d308f8e1639fab988df18a8011f41eacad73",
    "input": "0x06fdde03",
    "output": "0x000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000045745544800000000000000000000000000000000000000000000000000000000",
    "calls": [
      {
        "from": "0x0bd7d308f8e1639fab988df18a8011f41eacad73",
        "gas": "0x2ee9877",
        "gasUsed": "0xca9",
        "to": "0xc6b81b429797e0f555440b70cd99e032d7ae947e",
        "input": "0x06fdde03",
        "output": "0x000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000045745544800000000000000000000000000000000000000000000000000000000",
        "value": "0x0",
        "type": "DELEGATECALL"
      }
    ],
    "value": "0x0",
    "type": "CALL"
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "Invalid params",
    "data": "invalid type: string \"not-a-valid-param\", expected struct TransactionRequest at line 1 column 19"
  }
}

Documentation

How to migrate to NOWNodes

Trace call execution

Authorizations

Body

Response