How to pass a new line to the text parameter in the link to the API?

Question

PHP

$text_s = "Смс 1\nСмс 2";
$text = str_replace(' ', '%20', $text_s);
$use_me = file_get_contents("https://api.vk.com/method/messages.send?peer_id={peer}&message={$text}&v=5.85&access_token={$ktoken}");