Want to track an effect,Help needed!

Hello I want to track an effect on a separate layer to the footage, Ideally I'd like those effect of own layer. I tracked two spots on the footage,want to make and effect on a new layer and parent it to the null layer. The effect I'm trying to use is "CC light Ray." I think it may need to placed on the actual place to work properly. CONFUSED actually :( Can anyone help me plz???