buyer didn't return my product and ebay directly gave full refund

[Bhanuben]

Transaction ID: 54N59659YS528221H

In this case buyer open return case in ebay,

We are agree to pay his return shipping charge as per ebay policy,
But buyer didn't response properly,

We tried many times to ask him for return shipping charge amount, but he did not response,

And last ebay gave him full refund,

We want our product back or money back as soon as possible.

Waiting for positive response