What does Zechariah 11:7 mean?

So I became the shepherd of the flock marked for slaughter, especially the oppressed of the flock. I took two staffs—one I called Favor, the other I called Union. And I took care of the flock. Zechariah 11:7 - Modern Text Bible

(Zechariah acts out God’s care for his people, using two staffs to symbolize God’s blessing and unity among them.)