debug_traceCall RPC Method

Parameters

object

object

REQUIRED

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from

string

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to

string

REQUIRED

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gas

string

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maxFeePerGas

string

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maxPriorityFeePerGas

string

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value

string

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input

string

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data

string

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nonce

string

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chainId

string

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accessList

array

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blockReference

string

REQUIRED

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object

object

REQUIRED

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tracer

string

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callTracer

string

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prestateTracer

string

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tracerConfig

object

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onlyTopCall

boolean

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timeout

string

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Returns

result

object

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beforeEVMTransfers

array

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purpose

string

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from

string

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to

string

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value

string

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afterEVMTransfers

array

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purpose

string

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from

string

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to

string

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value

string

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from

string

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gas

string

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gasUsed

string

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to

string

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input

string

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calls

array

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from

string

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gas

string

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gasUsed

string

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to

string

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input

string

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output

string

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value

string

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type

string

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value

string

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type

string

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Request

1
curl -X POST "https://docs-demo.robinhood-testnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
9
      "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
10
      "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
11
    },
12
    "latest",
13
    {
14
      "tracer": "callTracer"
15
    }
16
  ],
17
  "id": 1
18
}'

1
curl -X POST "https://docs-demo.robinhood-testnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
9
      "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
10
      "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
11
    },
12
    "latest",
13
    {
14
      "tracer": "callTracer"
15
    }
16
  ],
17
  "id": 1
18
}'

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.robinhood-testnet.quiknode.pro/");
5
    const response = await provider.send("debug_traceCall", [
6
    {
7
        "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
8
        "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
9
        "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
10
    },
11
    "latest",
12
    {
13
        "tracer": "callTracer"
14
    }
15
]);
16
    console.log(response);
17
}
18

19
main();

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.robinhood-testnet.quiknode.pro/");
5
    const response = await provider.send("debug_traceCall", [
6
    {
7
        "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
8
        "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
9
        "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
10
    },
11
    "latest",
12
    {
13
        "tracer": "callTracer"
14
    }
15
]);
16
    console.log(response);
17
}
18

19
main();

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.robinhood-testnet.quiknode.pro/'))
3
response = w3.provider.make_request("debug_traceCall", [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}])
4
print(response)

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.robinhood-testnet.quiknode.pro/'))
3
response = w3.provider.make_request("debug_traceCall", [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}])
4
print(response)

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.robinhood-testnet.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'debug_traceCall',
10
        params: [
11
          {
12
            "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
13
            "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
14
            "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
15
          },
16
          "latest",
17
          {
18
            "tracer": "callTracer"
19
          }
20
        ]
21
    })
22

23
    console.log(result)
24
}
25

26
main()

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.robinhood-testnet.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'debug_traceCall',
10
        params: [
11
          {
12
            "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
13
            "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
14
            "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
15
          },
16
          "latest",
17
          {
18
            "tracer": "callTracer"
19
          }
20
        ]
21
    })
22

23
    console.log(result)
24
}
25

26
main()

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.robinhood-testnet.quiknode.pro/",
5
})
6

7
core.client
8
  .request({
9
    method: 'debug_traceCall',
10
    params: [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}]
11
  })
12
  .then(res => console.log(res))

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.robinhood-testnet.quiknode.pro/",
5
})
6

7
core.client
8
  .request({
9
    method: 'debug_traceCall',
10
    params: [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}]
11
  })
12
  .then(res => console.log(res))

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'debug_traceCall',
4
    params: [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.robinhood-testnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'debug_traceCall',
4
    params: [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.robinhood-testnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
import requests
2
import json
3

4
url = "https://docs-demo.robinhood-testnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "debug_traceCall",
9
  "params": [
10
    {
11
      "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
12
      "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
13
      "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
14
    },
15
    "latest",
16
    {
17
      "tracer": "callTracer"
18
    }
19
  ],
20
  "id": 1
21
})
22
headers = {
23
  'Content-Type': 'application/json'
24
}
25

26
response = requests.request("POST", url, headers=headers, data=payload)
27

28
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.robinhood-testnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "debug_traceCall",
9
  "params": [
10
    {
11
      "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
12
      "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
13
      "data": "0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"
14
    },
15
    "latest",
16
    {
17
      "tracer": "callTracer"
18
    }
19
  ],
20
  "id": 1
21
})
22
headers = {
23
  'Content-Type': 'application/json'
24
}
25

26
response = requests.request("POST", url, headers=headers, data=payload)
27

28
print(response.text)

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.robinhood-testnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "debug_traceCall",
11
  params: [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.robinhood-testnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "debug_traceCall",
11
  params: [{"from":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","to":"0xcFED52fa50f36A055939C2EF1e887Aa127E44445","data":"0x70a08231000000000000000000000000cFED52fa50f36A055939C2EF1e887Aa127E44445"},"latest",{"tracer":"callTracer"}]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

Response

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "beforeEVMTransfers": [
6
      {
7
        "purpose": "feePayment",
8
        "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
9
        "to": null,
10
        "value": "0x0"
11
      }
12
    ],
13
    "afterEVMTransfers": [
14
      {
15
        "purpose": "gasRefund",
16
        "from": null,
17
        "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
18
        "value": "0x0"
19
      },
20
      {
21
        "purpose": "feeCollection",
22
        "from": null,
23
        "to": "0x7131b1c28Df46d845Ee044f2f79AC19Ba14526a8",
24
        "value": "0x31e677ac00"
25
      },
26
      {
27
        "purpose": "feeCollection",
28
        "from": null,
29
        "to": "0xa4B00000000000000000000000000000000000F6",
30
        "value": "0x0"
31
      }
32
    ],
33
    "from": "0xcfed52fa50f36a055939c2ef1e887aa127e44445",
34
    "gas": "0x23c34600",
35
    "gasUsed": "0x53b8",
36
    "to": "0xcfed52fa50f36a055939c2ef1e887aa127e44445",
37
    "input": "0x70a08231000000000000000000000000cfed52fa50f36a055939c2ef1e887aa127e44445",
38
    "value": "0x0",
39
    "type": "CALL"
40
  }
41
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "beforeEVMTransfers": [
6
      {
7
        "purpose": "feePayment",
8
        "from": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
9
        "to": null,
10
        "value": "0x0"
11
      }
12
    ],
13
    "afterEVMTransfers": [
14
      {
15
        "purpose": "gasRefund",
16
        "from": null,
17
        "to": "0xcFED52fa50f36A055939C2EF1e887Aa127E44445",
18
        "value": "0x0"
19
      },
20
      {
21
        "purpose": "feeCollection",
22
        "from": null,
23
        "to": "0x7131b1c28Df46d845Ee044f2f79AC19Ba14526a8",
24
        "value": "0x31e677ac00"
25
      },
26
      {
27
        "purpose": "feeCollection",
28
        "from": null,
29
        "to": "0xa4B00000000000000000000000000000000000F6",
30
        "value": "0x0"
31
      }
32
    ],
33
    "from": "0xcfed52fa50f36a055939c2ef1e887aa127e44445",
34
    "gas": "0x23c34600",
35
    "gasUsed": "0x53b8",
36
    "to": "0xcfed52fa50f36a055939c2ef1e887aa127e44445",
37
    "input": "0x70a08231000000000000000000000000cfed52fa50f36a055939c2ef1e887aa127e44445",
38
    "value": "0x0",
39
    "type": "CALL"
40
  }
41
}

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