All purchases in the game are made through the Xsolla payment system.
If you have any questions related to in-game purchases, please contact the Xsolla support team.

You can do this directly in the game.
When you open any offer, you can see the chat and write to the team in a way that is convenient for you.  
You can also follow this link and to get to the Official Support site.

Here, you may create or log in to your Xsolla account to quicker get needed information from the Support Team. Please note that the average response time is 1 minute! 

You can also change the language on the site for your convenience. 

With love, 
Your Farland Team