curl --request DELETE \
  --url https://api.sx.bet/orders-v3/all \
  --header 'x-sx-api-key: <api-key>'

import requests

url = "https://api.sx.bet/orders-v3/all"

headers = {"x-sx-api-key": "<api-key>"}

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

print(response.text)

const options = {method: 'DELETE', headers: {'x-sx-api-key': '<api-key>'}};

fetch('https://api.sx.bet/orders-v3/all', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.sx.bet/orders-v3/all",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "DELETE",
  CURLOPT_HTTPHEADER => [
    "x-sx-api-key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.sx.bet/orders-v3/all"

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

	req.Header.Add("x-sx-api-key", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.delete("https://api.sx.bet/orders-v3/all")
  .header("x-sx-api-key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sx.bet/orders-v3/all")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Delete.new(url)
request["x-sx-api-key"] = '<api-key>'

response = http.request(request)
puts response.read_body

{
  "status": "success",
  "data": {
    "cancelledSubmitted": [
      {
        "orderId": "0x49a35fd509c430cb5e65d3892d9adfb69b6be30ef724bb208ae6ae718f062f9b",
        "commandId": "5305bad0-e0ee-4e2e-b2ea-197131b03c8b"
      }
    ],
    "hasMore": false
  }
}

{
  "message": "BAD_AUTH",
  "error": "Unauthorized",
  "statusCode": 401
}

{
  "message": "Failed to publish cancel command(s) to the orderbook",
  "error": "Internal Server Error",
  "statusCode": 500
}

{
  "message": "Service Unavailable",
  "statusCode": 503
}