Happy New Year. Before you start selling you need to complete all the requirements to be a seller in your country. You must attach your bank account to Payoneer, register your account with your country as a business and wait to be approved by ebay to sell.
This is what I suggest for you after you have completed the above:
https://sellerschool.ebay.com/
It will help you develop skills to become a seller on ebay and answer all your questions. Study hard. Do well and sell quality items from your country. Avoid coconuts and drop shipping plastic junk from China. It normally does not go well. I wish you well and Good luck.
