How do I request for a refund for my Apple Music subscription?

how do I request a refund? I was billed twice for my apple music subscription, my purchase history stopped in January when I've been having subscriptions every month

I was billed twice for May 2024 subscription, I couldn't request a refund because the subscription history displayed stopped in January whereas I have been having subscriptions every month.

Kindly assist with the refund

[Re-Titled by Moderator]