How do I reach to complex JSON value

So i have follow json structure and using JSON plugin of Yann i need get values of name and position

{"status":true,"message":"","data":{"prize":{"name":"BONUS","description":"BONUS 25","image":"cash","promo_code":"","position":15}}}[/code:7pp12fpd]

i try with JSON.Value(0,"data","prize","position"), but its not working.

{"status":true,"message":"","data":{"prize":{"name":"BONUS","description":"BONUS 25","image":"cash","promo_code":"","position":15}}}[/code:fdqspyw3]

i try with JSON.Value(0,"data","prize","position"), but its not working.

works for me...

Ah sorry i forgot to put load JSON AJAX.LastData

Thank you so much!