API enable\disable ip sec peer

Hi, could somebody help me with API ?
I need equivalent of cli command
/ip ipsec peer disable peer1

I use php

<?php

require './routeros_api.class.php';
$API = new RouterosAPI();
$API->debug = true;
if ($API->connect('1.1.1.1', 'api', 'api')) {

$API->comm("/ip/ipsec/peer/disable/peer1");
    $API->disconnect();
}
~


Connected...
<<< [33] /ip/ipsec/peer/disable/peer1
>>> [5/5] bytes read.
>>> [5, 33]!trap
>>> [24/24] bytes read.
>>> [24, 8]=message=no such command
>>> [5/5] bytes read.
>>> [5, 1]!done
Disconnected...

Please read documentation on how to use API
https://wiki.mikrotik.com/wiki/Manual:API#Command_description

Documentation is not so clear, that why I asked.
Finally it worked

<?php require './routeros_api.class.php'; $API = new RouterosAPI(); $API->debug = true; if ($API->connect('1.1.1.1', 'api', 'pass')) { $API->comm("/ip/ipsec/peer/disable =numbers=peer1"); $API->disconnect(); }