in search of exchange my forum gold
versus
diablo 4 standard edition + vessel of hatred standard edition

can be the official way of d2jsp, we add each other on friends list, wait 3 days from b.net rule and if necessary we call mediator to hold my fg, as soon i receive the gift, the mediator will send you my fg

Sound like a topic more suitable for the battle.net or steam platform boards than the in-game trading board itself.