LeankoalaHandler.php

<?php

class LeankoalaHandler
{
    const ENDPOINT = 'https://monitor.leankoala.com/rest/%s/system/%s/component/add?api_key=%s';

    private $projectIdentifier;
    private $projectApiKey;

    public function __construct($projectIdentifier, $projectApiKey)
    {
        $this->projectIdentifier = $projectIdentifier;
        $this->projectApiKey = $projectApiKey;
    }

    private function getEndpoint($systemId)
    {
        return sprintf(self::ENDPOINT, $this->projectIdentifier, $systemId, $this->projectApiKey);
    }

    public function addComponent($systemId, $url, $name, $type = 'html')
    {
        $postFields = json_encode(['url' => $url, 'name' => $name, 'type' => $type]);

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $this->getEndpoint($systemId));

        curl_setopt($ch, CURLOPT_POST, 1);                //0 for a get request

        curl_setopt($ch, CURLOPT_POSTFIELDS, $postFields);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 3);
        curl_setopt($ch, CURLOPT_TIMEOUT, 20);

        curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4 );

        $response = curl_exec($ch);

        if ($response === false) {
            $errorMsg = curl_error($ch);
            throw new \RuntimeException($errorMsg);
        }

        return $response;
    }
}

$handler = new LeankoalaHandler('pro-218', '<project_api_key>');
$response = $handler->addComponent(1139, 'https://www.goethe.de/ins/nz/de/index.html', 'Wellington');