debug_traceCall RPC Method

Please note that all debug_trace methods can be used for blocks after 22207818, while arbtrace_ methods can be used on blocks prior to 22207816. Block 22207817 cannot be traced but is empty.

Parameters

object

from

string

gas

integer

gasPrice

integer

value

integer

data

string

blockReference

string

object

REQUIRED

tracer

string

tracerConfig

object

onlyTopCall

boolean

Returns

result

beforeEVMTransfers

purpose

from

value

afterEVMTransfers

purpose

from

value

from

gas

gasUsed

input

calls

value

type

Request

curl  https://docs-demo.arbitrum-mainnet.quiknode.pro/ \
-X POST \
-H "Content-Type: application/json" \
--data '{"method":"debug_traceCall","params":[{"from":null,"to":"0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b","data":"0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07"}, "latest", {"tracer": "callTracer"}],"id":1,"jsonrpc":"2.0"}'

require 'eth'

client = Eth::Client.create 'https://docs-demo.arbitrum-mainnet.quiknode.pro/'
payload = {
    "jsonrpc": "2.0",
    "method": "debug_traceCall",
    "params": [{
    "to": "0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b",
    "data": "0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07"
    }, "latest", {"tracer": "callTracer"}],
    "id": "1"
}

response = client.send(payload.to_json)
puts response

import { ethers } from "ethers";
(async () => {
  const provider = new ethers.JsonRpcProvider("https://docs-demo.arbitrum-mainnet.quiknode.pro/");
  const response = await provider.send("debug_traceCall", [
    {
      "to": "0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b",
      "data":
        "0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07",
    },
    "latest",
    {"tracer": "callTracer"}
  ]);
  console.log(response);
})();

var myHeaders = new Headers();
myHeaders.append("Content-Type", "application/json");

var raw = JSON.stringify({
  "method": "debug_traceCall",
  "params": [
    {
      "from": null,
      "to": "0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b",
      "data": "0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07"
    },
    "latest",
    {"tracer": "callTracer"}
  ],
  "id": 1,
  "jsonrpc": "2.0"
});

var requestOptions = {
  method: 'POST',
  headers: myHeaders,
  body: raw,
  redirect: 'follow'
};

fetch("https://docs-demo.arbitrum-mainnet.quiknode.pro/", requestOptions)
  .then(response => response.text())
  .then(result => console.log(result))
  .catch(error => console.log('error', error));

import requests
import json

url = "https://docs-demo.arbitrum-mainnet.quiknode.pro/"

payload = json.dumps({
  "method": "debug_traceCall",
  "params": [
    {
      "from": None,
      "to": "0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b",
      "data": "0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07"
    },
    "latest",
    {"tracer": "callTracer"}
  ],
  "id": 1,
  "jsonrpc": "2.0"
})
headers = {
  'Content-Type': 'application/json'
}

response = requests.request("POST", url, headers=headers, data=payload)

print(response.text)

require "uri"
require "json"
require "net/http"

url = URI("https://docs-demo.arbitrum-mainnet.quiknode.pro/")

https = Net::HTTP.new(url.host, url.port)
https.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Content-Type"] = "application/json"
request.body = JSON.dump({
  "method": "debug_traceCall",
  "params": [
    {
      "from": nil,
      "to": "0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b",
      "data": "0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07"
    },
    "latest",
    {"tracer": "callTracer"}
  ],
  "id": 1,
  "jsonrpc": "2.0"
})

response = https.request(request)
puts response.read_body

from web3 import HTTPProvider
client = HTTPProvider('https://docs-demo.arbitrum-mainnet.quiknode.pro/')
params = [{
"to": "0x16b5856dbc2f66d6dc5b361b0073f51ed5ffb52b",
"data": "0x727fa213619edc134b3c8b36e117a4b8e95cb5f7cd2330eab81aa241346ebe07"
}, "latest", {"tracer": "callTracer"}]
response = client.make_request('debug_traceCall', params)
print(response)

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debug_traceCall RPC Method

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Parameters

Returns