debug_traceCall

Traces the execution of a call, returning detailed information about the execution path.

Parameters

See Ethereum JSON-RPC spec for parameters of debug_traceCall.

Examples

cURL

curl -X POST https://api-chiliz-mainnet-archive.n.dwellir.com/YOUR_API_KEY \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "method": "debug_traceCall",
    "params": [
      {
        "to": "0x742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d",
        "data": "0x70a08231000000000000000000000000742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d"
      },
      "latest",
      {"tracer": "callTracer"}
    ],
    "id": 1
  }'

Ethers.js v6

import { JsonRpcProvider } from 'ethers';

const provider = new JsonRpcProvider(
  'https://api-chiliz-mainnet-archive.n.dwellir.com/YOUR_API_KEY'
);

// Trace a call
const callObject = {
  to: '0x742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d',
  data: '0x70a08231000000000000000000000000742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d'
};

const result = await provider.send('debug_traceCall', [
  callObject,
  'latest',
  { tracer: 'callTracer' }
]);
console.log(result);

Viem

import { createPublicClient, http, defineChain } from 'viem';

const chiliz = defineChain({
  id: 88888,
  name: 'Chiliz',
  nativeCurrency: {
    decimals: 18,
    name: 'CHZ',
    symbol: 'CHZ',
  },
  rpcUrls: {
    default: {
      http: ['https://api-chiliz-mainnet-archive.n.dwellir.com/YOUR_API_KEY'],
    },
  },
  blockExplorers: {
    default: { name: 'ChilizScan', url: 'https://chiliscan.com' },
  },
});

const client = createPublicClient({
  chain: chiliz,
  transport: http('https://api-chiliz-mainnet-archive.n.dwellir.com/YOUR_API_KEY'),
});

// Trace a call
const result = await client.request({
  method: 'debug_traceCall',
  params: [
    {
      to: '0x742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d',
      data: '0x70a08231000000000000000000000000742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d'
    },
    'latest',
    { tracer: 'callTracer' }
  ],
});

web3.py

from web3 import Web3

w3 = Web3(Web3.HTTPProvider(
  'https://api-chiliz-mainnet-archive.n.dwellir.com/YOUR_API_KEY'
))

# Trace a call
call_object = {
  'to': '0x742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d',
  'data': '0x70a08231000000000000000000000000742d35Cc6639C0532fEb01040FF4B8d2ba3C7c4d'
}

result = w3.manager.request_blocking('debug_traceCall', [
  call_object,
  'latest',
  {'tracer': 'callTracer'}
])
print(result)

Response

Returns detailed trace information about the call execution. Common error responses:

• {"code": -32700, "message": "Parse error"} - Invalid JSON
• {"code": -32602, "message": "Invalid params"} - Invalid parameters
• {"code": -32603, "message": "Internal error"} - Server error