CallJsModule.php

<?php
$asyncResponse = new \dobron\BigPipe\AsyncResponse();
// $asyncResponse->bigPipe()->require(["SecretModule", "run"], ... )
// is same as:
$asyncResponse->bigPipe()->require("require('SecretModule').run()", [
    'first argument',
    'second argument',
    // ...
]);
$asyncResponse->send();