curl --request POST \
  --url https://api.kraken.com/0/private/ClosedOrders \
  --header 'API-Key: <api-key>' \
  --header 'API-Sign: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "nonce": 1234567,
  "trades": true,
  "cl_ord_id": "9cc788d8-9c00-4b25-94d3-26d93603948d",
  "start": 1695728276,
  "end": 1695828276,
  "closetime": "open"
}
'

import requests

url = "https://api.kraken.com/0/private/ClosedOrders"

payload = {
    "nonce": 1234567,
    "trades": True,
    "cl_ord_id": "9cc788d8-9c00-4b25-94d3-26d93603948d",
    "start": 1695728276,
    "end": 1695828276,
    "closetime": "open"
}
headers = {
    "API-Key": "<api-key>",
    "API-Sign": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'API-Key': '<api-key>',
    'API-Sign': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    nonce: 1234567,
    trades: true,
    cl_ord_id: '9cc788d8-9c00-4b25-94d3-26d93603948d',
    start: 1695728276,
    end: 1695828276,
    closetime: 'open'
  })
};

fetch('https://api.kraken.com/0/private/ClosedOrders', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

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

func main() {

	url := "https://api.kraken.com/0/private/ClosedOrders"

	payload := strings.NewReader("{\n  \"nonce\": 1234567,\n  \"trades\": true,\n  \"cl_ord_id\": \"9cc788d8-9c00-4b25-94d3-26d93603948d\",\n  \"start\": 1695728276,\n  \"end\": 1695828276,\n  \"closetime\": \"open\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("API-Key", "<api-key>")
	req.Header.Add("API-Sign", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

{
  "error": [],
  "result": {
    "closed": {
      "O37652-RJWRT-IMO74O": {
        "refid": "None",
        "userref": 1,
        "status": "canceled",
        "reason": "User requested",
        "opentm": 1688148493.7708,
        "closetm": 1688148610.0482,
        "starttm": 0,
        "expiretm": 0,
        "descr": {
          "pair": "XBTGBP",
          "type": "buy",
          "ordertype": "stop-loss-limit",
          "price": "23667.0",
          "price2": "0",
          "leverage": "none",
          "order": "buy 0.00100000 XBTGBP @ limit 23667.0",
          "close": ""
        },
        "vol": "0.00100000",
        "vol_exec": "0.00000000",
        "cost": "0.00000",
        "fee": "0.00000",
        "price": "0.00000",
        "stopprice": "0.00000",
        "limitprice": "0.00000",
        "misc": "",
        "oflags": "fciq",
        "trigger": "index"
      },
      "O6YDQ5-LOMWU-37YKEE": {
        "refid": "None",
        "userref": 36493663,
        "status": "canceled",
        "reason": "User requested",
        "opentm": 1688148493.7708,
        "closetm": 1688148610.0477,
        "starttm": 0,
        "expiretm": 0,
        "descr": {
          "pair": "XBTEUR",
          "type": "buy",
          "ordertype": "take-profit-limit",
          "price": "27743.0",
          "price2": "0",
          "leverage": "none",
          "order": "buy 0.00100000 XBTEUR @ limit 27743.0",
          "close": ""
        },
        "vol": "0.00100000",
        "vol_exec": "0.00000000",
        "cost": "0.00000",
        "fee": "0.00000",
        "price": "0.00000",
        "stopprice": "0.00000",
        "limitprice": "0.00000",
        "misc": "",
        "oflags": "fciq",
        "trigger": "index"
      }
    },
    "count": 2
  }
}