In order to receive your payment, you need to be registered to sell and signed up for managed payments

https://www.ebay.com.au/help/selling/getting-paid/registering-seller?id=4792&srsltid=AfmBOoo5MaOD7Ru...

and as a new/ infrequent seller, your payment will be on hold for 14-30 days

https://www.ebay.com.au/help/selling/getting-paid/getting-paid-items-youve-sold/payments-hold?id=481...

As they would, as you agreed to when you listed

Casey has explained exactly the reason for this

And it applies no matter how much a seller has sold years ago

Hopefully you need complete sign up and we’re verified so that you will be paid