public function onInteraction($consumer, $interaction, $hash)
	{
		echo 'Type: '.$interaction['interaction']['type']."\n";
		echo 'Content: '.$interaction['interaction']['content']."\n--\n";

		// Stop after 10
		if ($this->_num-- == 1) {
			echo "Stopping consumer...\n";
			$consumer->stop();
		}
	}