Can I get a refund on a subscription I would like to cancel

This would be at Apple's discretion. Go to https://reportaproblem.apple.com/?s=6 and select 'Request a refund' from the menu in the page. Note that the refund, if granted, can take up to 30 days to be paid into the payment method used for the purchase - please see Check the status of a refund for apps or content that you bought from Apple - Apple Support. Make sure you cancel the subscription - please see the page linked to at the top of this page.