<?php
// remove the event_single_page filter that Eventin adds so that Bricks can render the template
global $wp_filter;
$hook = "single_template";
if (!isset($wp_filter[$hook])) {
    return;
}

$filters = $wp_filter[$hook];

foreach ($filters[10] as $key => $val) {
    if (str_ends_with($key, "event_single_page")) {
        $vals = array_values($val);
        $isFound = true;
        $callbackFn = $vals[0];
    }
}
if ($isFound) {
    remove_filter("single_template", $callbackFn);
}