The thread has a [Paid Out] prefix, this means that the GM's have paid out most, if not all, rewards already.
It's possible that they have missed a few of them and for that I give you my sincere apologies! >.<
If you are sure that you have taken a valid screenshot and you have also filled in the Google Form in the first post, then I advise you to write a ticket via Contact Us.
Choose Game Support in the next screen.
Write down your information and a message to the GM's.