Byju's — Cancellation and refund

I am trying to refund the byjus premium product with in 15 days but not getting any response from the team. I am calling the byjus help line no.but received any call back from byjus. I am also calling my counselor who came my to sale the product, was also not answering the call and ignore. I am going through the financial problems and can't able to pay the EMI. I have mailed them 3 time on the [protected]@byjus.com and [protected]@byjus.com but they we will contact you but they don't contact me.
Me and my father is in tension just because of the byjus, which is making the fraud and not following their policy.

My registered mobile number-[protected] and[protected]
And i have aslo uploaded the some details below.
I request you to please help me out with the problem and in return of byjus premium product.