Cancellation of the Pro Plan. Which i bough during the recent hackathon

Hi Team,

I am Shaik Mohammed Huzaifa, i participated in the recent hackathon by appwrite where you offered 3 months of pro plan for free to use during the hackathon. I how ever just created a org but not used it. So now since 3 months are over. It's has initiated a payment request to my credit card. But i want to cancel the pro plan and delete the org. I have not even touch a single resources of the platform just created a empty project. Could you please cancel the pro plan. Help me not get charged.