curl --request DELETE \
  --url https://api.ctrl-hub.com/v3/training-items/{training_item_id} \
  --header 'X-Session-Token: <api-key>'

import requests

url = "https://api.ctrl-hub.com/v3/training-items/{training_item_id}"

headers = {"X-Session-Token": "<api-key>"}

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

print(response.text)

const options = {method: 'DELETE', headers: {'X-Session-Token': '<api-key>'}};

fetch('https://api.ctrl-hub.com/v3/training-items/{training_item_id}', 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.ctrl-hub.com/v3/training-items/{training_item_id}",
  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-Session-Token: <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.ctrl-hub.com/v3/training-items/{training_item_id}"

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

	req.Header.Add("X-Session-Token", "<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.ctrl-hub.com/v3/training-items/{training_item_id}")
  .header("X-Session-Token", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.ctrl-hub.com/v3/training-items/{training_item_id}")

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

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

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

{
  "id": "98ca4a78-b66f-4234-9719-aaf832ee6669",
  "status": "400",
  "title": "A validation error was encountered",
  "source": {
    "parameter": "include"
  },
  "meta": {
    "resource": "wrong_value"
  }
}

{
  "id": "05fc9c8d-73b9-4697-9337-57f7a567a48f",
  "status": "401",
  "title": "You are not authorised to access this resource",
  "detail": "In order to access this resource, you need the 'admin' role.",
  "code": "AUTH.001"
}

{
  "id": "7b4c8f12-3e9a-4d5b-8c6f-1a2b3c4d5e6f",
  "status": "404",
  "title": "Resource not found",
  "detail": "The requested resource could not be found or does not exist.",
  "code": "NOT_FOUND.001"
}

{
  "id": "8e2f9a34-b5c6-4d7e-9f8a-2b3c4d5e6f7g",
  "status": "409",
  "title": "Conflict",
  "detail": "The request conflicts with the current state of the resource.",
  "code": "CONFLICT.001"
}

{
  "id": "fe9d9a69-f0a7-4fdc-bb2c-176027f316c5",
  "status": "500",
  "title": "Internal Server Error",
  "detail": "An unexpected error occurred on the server."
}