debug_traceCall RPC Method

To use the debug_traceCall method on the C-Chain, ensure that the end of your URL includes ext/bc/C/rpc.

Parameters

object

object

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from

string

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to

string

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gas

integer

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gasPrice

integer

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value

integer

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data

string

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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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Returns

result

object

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type

string

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from

string

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to

string

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gas

string

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gasUsed

string

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value

string

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output

string

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input

string

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Request

1
curl -X POST "https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
9
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
10
    },
11
    "latest",
12
    {
13
      "tracer": "callTracer",
14
      "tracerConfig": {
15
        "onlyTopCall": false
16
      }
17
    }
18
  ],
19
  "id": 1
20
}'

1
curl -X POST "https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
9
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
10
    },
11
    "latest",
12
    {
13
      "tracer": "callTracer",
14
      "tracerConfig": {
15
        "onlyTopCall": false
16
      }
17
    }
18
  ],
19
  "id": 1
20
}'

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/");
5
    const response = await provider.send("debug_traceCall", [
6
    {
7
        "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
8
        "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
9
    },
10
    "latest",
11
    {
12
        "tracer": "callTracer",
13
        "tracerConfig": {
14
            "onlyTopCall": false
15
        }
16
    }
17
]);
18
    console.log(response);
19
}
20

21
main();

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/");
5
    const response = await provider.send("debug_traceCall", [
6
    {
7
        "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
8
        "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
9
    },
10
    "latest",
11
    {
12
        "tracer": "callTracer",
13
        "tracerConfig": {
14
            "onlyTopCall": false
15
        }
16
    }
17
]);
18
    console.log(response);
19
}
20

21
main();

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/'))
3
response = w3.provider.make_request("debug_traceCall", [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":False}}])
4
print(response)

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/'))
3
response = w3.provider.make_request("debug_traceCall", [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":False}}])
4
print(response)

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

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/')
6
    })
7

8
    const result = await client.request({
9
        method: 'debug_traceCall',
10
        params: [
11
          {
12
            "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
13
            "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
14
          },
15
          "latest",
16
          {
17
            "tracer": "callTracer",
18
            "tracerConfig": {
19
              "onlyTopCall": false
20
            }
21
          }
22
        ]
23
    })
24

25
    console.log(result)
26
}
27

28
main()

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

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/')
6
    })
7

8
    const result = await client.request({
9
        method: 'debug_traceCall',
10
        params: [
11
          {
12
            "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
13
            "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
14
          },
15
          "latest",
16
          {
17
            "tracer": "callTracer",
18
            "tracerConfig": {
19
              "onlyTopCall": false
20
            }
21
          }
22
        ]
23
    })
24

25
    console.log(result)
26
}
27

28
main()

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

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/",
5
})
6

7
core.client
8
  .request({
9
    method: 'debug_traceCall',
10
    params: [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":false}}]
11
  })
12
  .then(res => console.log(res))

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

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/",
5
})
6

7
core.client
8
  .request({
9
    method: 'debug_traceCall',
10
    params: [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":false}}]
11
  })
12
  .then(res => console.log(res))

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'debug_traceCall',
4
    params: [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":false}}],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/', {
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: [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":false}}],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/', {
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.flare-mainnet.quiknode.pro/ext/bc/C/rpc/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "debug_traceCall",
9
  "params": [
10
    {
11
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
12
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
13
    },
14
    "latest",
15
    {
16
      "tracer": "callTracer",
17
      "tracerConfig": {
18
        "onlyTopCall": False
19
      }
20
    }
21
  ],
22
  "id": 1
23
})
24
headers = {
25
  'Content-Type': 'application/json'
26
}
27

28
response = requests.request("POST", url, headers=headers, data=payload)
29

30
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "debug_traceCall",
9
  "params": [
10
    {
11
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
12
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
13
    },
14
    "latest",
15
    {
16
      "tracer": "callTracer",
17
      "tracerConfig": {
18
        "onlyTopCall": False
19
      }
20
    }
21
  ],
22
  "id": 1
23
})
24
headers = {
25
  'Content-Type': 'application/json'
26
}
27

28
response = requests.request("POST", url, headers=headers, data=payload)
29

30
print(response.text)

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

5
uri = URI("https://docs-demo.flare-mainnet.quiknode.pro/ext/bc/C/rpc/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "debug_traceCall",
11
  params: [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":false}}]
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.flare-mainnet.quiknode.pro/ext/bc/C/rpc/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "debug_traceCall",
11
  params: [{"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"},"latest",{"tracer":"callTracer","tracerConfig":{"onlyTopCall":false}}]
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
    "calls": "0x0",
6
    "error": "0x0",
7
    "from": "0x0",
8
    "gas": "0x0",
9
    "gasUsed": "0x0",
10
    "input": "0x0",
11
    "output": "0x0",
12
    "revertReason": "0x0",
13
    "to": "0x0",
14
    "type": "0x0",
15
    "value": "0x0"
16
  }
17
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "calls": "0x0",
6
    "error": "0x0",
7
    "from": "0x0",
8
    "gas": "0x0",
9
    "gasUsed": "0x0",
10
    "input": "0x0",
11
    "output": "0x0",
12
    "revertReason": "0x0",
13
    "to": "0x0",
14
    "type": "0x0",
15
    "value": "0x0"
16
  }
17
}

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