public function sendNewAccountEmailMessage(UserInterface $user)
    {
        $template = $this->parameters['new_account']['template'];
        $from = $this->parameters['new_account']['from'];

        $content = $this->templating->render(
            $template,
            [
                'user' => $user,
            ]
        );
        $this->sendEmailMessage($content, $from, $user->getEmail());
    }