curl --request GET \
  --url https://futures.kraken.com/api/auth/v1/api-keys/v3/check \
  --header 'apikey: <api-key>' \
  --header 'authent: <api-key>'

import requests

url = "https://futures.kraken.com/api/auth/v1/api-keys/v3/check"

headers = {
    "apikey": "<api-key>",
    "authent": "<api-key>"
}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {apikey: '<api-key>', authent: '<api-key>'}};

fetch('https://futures.kraken.com/api/auth/v1/api-keys/v3/check', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://futures.kraken.com/api/auth/v1/api-keys/v3/check"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("apikey", "<api-key>")
	req.Header.Add("authent", "<api-key>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "apiKey": "Gom9BsP75m41c9fuY6oJk/unMWaDZjYIcTP4/5kqPvtzdbj5JU5/Fyeb",
  "accountUid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "iiban": "AA08 N84G CPAR UN7A",
  "createdAt": "2019-08-24T14:15:22Z",
  "permissions": {
    "general": "NO_ACCESS",
    "transfer": "NO_ACCESS"
  },
  "allowedCidrBlock": "192.168.0.0/16",
  "allowedCidrBlocks": [
    "192.168.0.0/16"
  ]
}

{
  "error": "<string>",
  "message": "<string>",
  "suberror": "<string>"
}