can't buy premium

[Nighae]

i can't seem to buy premium. i have tried the following

- 3 different browsers

- disabling all extensions

- veirified my payment info

- enabled 2fa

- tried on another computer

 

Is there something else i can do? what do you think is the cause of the problem?

 

i get the following message when trying to process the payment

 

Authentication Required