Parameters

object

object

The transaction call object with the following fields:

from

string

The address the transaction is sent from

to

string

REQUIRED

The address the transaction is directed to

gas

integer

The integer of the gas provided for the transaction execution

gasPrice

integer

The integer of the gasPrice used for each paid gas

value

integer

The integer of the value sent with this transaction

data

string

The hash of the method signature and encoded parameters

blockReference

string

The block number in hexadecimal format, the block hash, or tag. The supported tag values include latest for the latest mined block

object

object

REQUIRED

The tracer object with the following fields:

tracer

string

The type of tracer. It could be callTracer or prestateTracer

callTracer

string

The calltracer keeps track of all call frames, including depth 0 calls, that are made during a transaction

prestateTracer

string

The prestateTracer replays the transaction and tracks every part of state that occured during the transaction

tracerConfig

object

The object to specify the configurations of the tracer

onlyTopCall

boolean

When set to true, this will only trace the primary (top-level) call and not any sub-calls. It eliminates the additional processing for each call frame

Returns

result

object

The transaction trace object, which has the following fields:

failed

boolean

The transaction is successful or not

gas

string

The total consumed gas in the transaction

returnValue

string

The return value of the executed contract call

structLogs

array

The trace result of each step with the following fields:

pc

string

The current index in bytecode

op

string

The name of current executing operation

gas

string

The available gas in the execution

gasCost

string

The gas cost of the operation

depth

string

The number of levels of calling functions

error

string

The error of the execution

stack

array

An array of values in the current stack

memory

array

An array of values in the current memory

storage

object

The mapping of the current storage

refund

string

The total of current refund value

Request

1
curl  https://docs-demo.moca-testnet.quiknode.pro/ \
2
-X POST \
3
-H "Content-Type: application/json" \
4
--data '{"method":"debug_traceCall","params":[{"from":null,"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"}, "latest"],"id":1,"jsonrpc":"2.0"}'
5

1
curl  https://docs-demo.moca-testnet.quiknode.pro/ \
2
-X POST \
3
-H "Content-Type: application/json" \
4
--data '{"method":"debug_traceCall","params":[{"from":null,"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"}, "latest"],"id":1,"jsonrpc":"2.0"}'
5

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.moca-testnet.quiknode.pro/'
4
payload = {
5
    "jsonrpc": "2.0",
6
    "method": "debug_traceCall",
7
    "params": [{
8
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
9
    "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
10
    }, "latest"],
11
    "id": "1"
12
}
13

14
response = client.send(payload.to_json)
15
puts response
16

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.moca-testnet.quiknode.pro/'
4
payload = {
5
    "jsonrpc": "2.0",
6
    "method": "debug_traceCall",
7
    "params": [{
8
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
9
    "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
10
    }, "latest"],
11
    "id": "1"
12
}
13

14
response = client.send(payload.to_json)
15
puts response
16

1
import { ethers } from "ethers";
2
(async () => {
3
  const provider = new ethers.JsonRpcProvider("https://docs-demo.moca-testnet.quiknode.pro/");
4
  const response = await provider.send("debug_traceCall", [
5
    {
6
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
7
      "data":
8
        "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE",
9
    },
10
    "latest",
11
  ]);
12
  console.log(response);
13
})();
14

1
import { ethers } from "ethers";
2
(async () => {
3
  const provider = new ethers.JsonRpcProvider("https://docs-demo.moca-testnet.quiknode.pro/");
4
  const response = await provider.send("debug_traceCall", [
5
    {
6
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
7
      "data":
8
        "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE",
9
    },
10
    "latest",
11
  ]);
12
  console.log(response);
13
})();
14

1
var myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "from": null,
9
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
10
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
11
    },
12
    "latest"
13
  ],
14
  "id": 1,
15
  "jsonrpc": "2.0"
16
});
17

18
var requestOptions = {
19
  method: 'POST',
20
  headers: myHeaders,
21
  body: raw,
22
  redirect: 'follow'
23
};
24

25
fetch("https://docs-demo.moca-testnet.quiknode.pro/", requestOptions)
26
  .then(response => response.text())
27
  .then(result => console.log(result))
28
  .catch(error => console.log('error', error));

1
var myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
5
  "method": "debug_traceCall",
6
  "params": [
7
    {
8
      "from": null,
9
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
10
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
11
    },
12
    "latest"
13
  ],
14
  "id": 1,
15
  "jsonrpc": "2.0"
16
});
17

18
var requestOptions = {
19
  method: 'POST',
20
  headers: myHeaders,
21
  body: raw,
22
  redirect: 'follow'
23
};
24

25
fetch("https://docs-demo.moca-testnet.quiknode.pro/", requestOptions)
26
  .then(response => response.text())
27
  .then(result => console.log(result))
28
  .catch(error => console.log('error', error));

1
import requests
2
import json
3

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

6
payload = json.dumps({
7
  "method": "debug_traceCall",
8
  "params": [
9
    {
10
      "from": None,
11
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
12
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
13
    },
14
    "latest"
15
  ],
16
  "id": 1,
17
  "jsonrpc": "2.0"
18
})
19
headers = {
20
  'Content-Type': 'application/json'
21
}
22

23
response = requests.request("POST", url, headers=headers, data=payload)
24

25
print(response.text)
26

1
import requests
2
import json
3

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

6
payload = json.dumps({
7
  "method": "debug_traceCall",
8
  "params": [
9
    {
10
      "from": None,
11
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
12
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
13
    },
14
    "latest"
15
  ],
16
  "id": 1,
17
  "jsonrpc": "2.0"
18
})
19
headers = {
20
  'Content-Type': 'application/json'
21
}
22

23
response = requests.request("POST", url, headers=headers, data=payload)
24

25
print(response.text)
26

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

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

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "debug_traceCall",
14
  "params": [
15
    {
16
      "from": nil,
17
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
18
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
19
    },
20
    "latest"
21
  ],
22
  "id": 1,
23
  "jsonrpc": "2.0"
24
})
25

26
response = https.request(request)
27
puts response.read_body
28

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

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

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "debug_traceCall",
14
  "params": [
15
    {
16
      "from": nil,
17
      "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
18
      "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
19
    },
20
    "latest"
21
  ],
22
  "id": 1,
23
  "jsonrpc": "2.0"
24
})
25

26
response = https.request(request)
27
puts response.read_body
28

1
from web3 import HTTPProvider
2
client = HTTPProvider('https://docs-demo.moca-testnet.quiknode.pro/')
3
params = [{
4
"to": "0x6b175474e89094c44da98b954eedeac495271d0f",
5
"data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
6
}, "latest"]
7
response = client.make_request('debug_traceCall', params)
8
print(response)
9

1
from web3 import HTTPProvider
2
client = HTTPProvider('https://docs-demo.moca-testnet.quiknode.pro/')
3
params = [{
4
"to": "0x6b175474e89094c44da98b954eedeac495271d0f",
5
"data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
6
}, "latest"]
7
response = client.make_request('debug_traceCall', params)
8
print(response)
9

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