public static function sendFortnitePostRequest($endpoint, $access_token, $params = null) {
        $client = new Client();

        try {
             $response = $client->post($endpoint, [
                'json' => $params,
                'headers' => [
                    'User-Agent' => self::FORTNITE_USER_AGENT,
                    'Authorization' => 'bearer ' . $access_token
                ]
            ]);

            return json_decode($response->getBody()->getContents());      
        } catch (GuzzleException$e) {
            throw $e; //Throw exception back up to caller
        }

    }