How much money do you lose selling on goat?

I'm curious, how much money can one potentially lose when selling on the platform Goat? Is there a fee structure that can vary depending on the item being sold or the price point? Are there any hidden costs or fees that sellers should be aware of? And what strategies can sellers employ to minimize their losses and maximize their profits on Goat? I'm interested in understanding the financial implications of selling on this platform and how it compares to other similar marketplaces.