PHP[005]:function

<?php
ob_start();
debug_print_backtrace($needBacktrace === 2 ? 1 : 0);
$trace = ob_get_contents();
ob_end_clean();

<?php
define('PROJECT_START', microtime(true));
$message = [
    'memory_used'  => memory_get_usage(),
    'running_time' => (microtime(true) - PROJECT_START),
    'action_name'  => $actionName
];