If you have the skype conversation about what your personal details been sent. He can not do anything.
In any cases, that you had to deal with issue with him about subsciptions, you still win the case by providing the conversation.
As paypal is included, and the trade about it. You have the right to prove your ID to anyone you like.
Paypal was sat on this ability so persons on worldwide, can get the trust on each other/prevent any scamm or chargeback issues.
You should safe, and do not worry.