Hey there! Nice to meet you!
You can check if the subscription is eligible for a refund through this link:
If you are unable to find the subscription charge on your account, this means that the charge came from a different Microsoft account. You may follow the guide through the official Microsoft website to investigate and locate the charge from Microsoft on this link:
Thank you for your understanding! Please let me know if you need anything else.
Best regards,
Darhyl