Event::prepareData

public function prepareData() : array
{
	[$userData, $customData] = [$this->getParameter('user_data'), $this->getParameter('custom_data')];
	return array_filter([
		'action_source' => $this->getParameter('action_source'),
		'custom_data' => $customData->toArray(),
		'user_data' => $userData->toArray(),
		'event_source_url' => $this->getParameter('event_source_url'),
		'event_name' => $this->getParameter('event_name'),
		'opt_out' => $this->getParameter('opt_out'),
		'event_time' => $this->getParameter('event_time')
	]);
}