curl --request POST \
  --url https://{environment}.plugsurfing.com/emp/v1/charging-keys \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "name": "SE6F1K2C3",
  "keyIdentifier": "e0e03336",
  "contractId": "DE-9FS-C045DS363-E",
  "visualNumber": "DE-9FS-C045DS363-E",
  "enabled": true,
  "whitelist": "NEVER"
}
'

import requests

url = "https://{environment}.plugsurfing.com/emp/v1/charging-keys"

payload = {
    "name": "SE6F1K2C3",
    "keyIdentifier": "e0e03336",
    "contractId": "DE-9FS-C045DS363-E",
    "visualNumber": "DE-9FS-C045DS363-E",
    "enabled": True,
    "whitelist": "NEVER"
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'SE6F1K2C3',
    keyIdentifier: 'e0e03336',
    contractId: 'DE-9FS-C045DS363-E',
    visualNumber: 'DE-9FS-C045DS363-E',
    enabled: true,
    whitelist: 'NEVER'
  })
};

fetch('https://{environment}.plugsurfing.com/emp/v1/charging-keys', 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://{environment}.plugsurfing.com/emp/v1/charging-keys",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'name' => 'SE6F1K2C3',
    'keyIdentifier' => 'e0e03336',
    'contractId' => 'DE-9FS-C045DS363-E',
    'visualNumber' => 'DE-9FS-C045DS363-E',
    'enabled' => true,
    'whitelist' => 'NEVER'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://{environment}.plugsurfing.com/emp/v1/charging-keys"

	payload := strings.NewReader("{\n  \"name\": \"SE6F1K2C3\",\n  \"keyIdentifier\": \"e0e03336\",\n  \"contractId\": \"DE-9FS-C045DS363-E\",\n  \"visualNumber\": \"DE-9FS-C045DS363-E\",\n  \"enabled\": true,\n  \"whitelist\": \"NEVER\"\n}")

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

	req.Header.Add("X-API-Key", "<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))

}

HttpResponse<String> response = Unirest.post("https://{environment}.plugsurfing.com/emp/v1/charging-keys")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"SE6F1K2C3\",\n  \"keyIdentifier\": \"e0e03336\",\n  \"contractId\": \"DE-9FS-C045DS363-E\",\n  \"visualNumber\": \"DE-9FS-C045DS363-E\",\n  \"enabled\": true,\n  \"whitelist\": \"NEVER\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{environment}.plugsurfing.com/emp/v1/charging-keys")

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

request = Net::HTTP::Post.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"SE6F1K2C3\",\n  \"keyIdentifier\": \"e0e03336\",\n  \"contractId\": \"DE-9FS-C045DS363-E\",\n  \"visualNumber\": \"DE-9FS-C045DS363-E\",\n  \"enabled\": true,\n  \"whitelist\": \"NEVER\"\n}"

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

{
  "name": "SE6F1K2C3",
  "keyIdentifier": "3633e0e0",
  "validTo": "2022-01-24T11:25:54.210Z",
  "fleetId": "y1nNLJqb7m",
  "contractId": "DE-9FS-C045DS363-E",
  "visualNumber": "6285629402937",
  "enabled": true,
  "whitelist": "NEVER"
}

{
  "message": "Invalid request payload",
  "details": [
    "field X is required"
  ]
}

{
  "message": "Resource not found"
}

{
  "message": "Resource not found"
}