QBankApi.php
public function events()
    {
        if (!$this->events instanceof EventsController) {
            $this->events = new EventsController($this->getClient(), $this->cachePolicy, $this->cache);
            $this->events->setLogger($this->logger);
        }

        return $this->events;
    }
public function events()
    {
        if (!$this->events instanceof EventsController) {
            $this->events = new EventsController($this->getClient(), $this->cachePolicy, $this->cache);
            $this->events->setLogger($this->logger);
        }

        return $this->events;
    }
Class Events.

@return EventsController