I checked, and it looks like your issuing bank declined the transaction. You may want to reach out to them directly so that they can assist you further regarding the specific decline error.
Please check with your bank for more information on why the specific charge was declined. You can also check out this help article to learn more about acceptable billing methods for purchasing Connects.
Additionally, please note that your profile name should be your real name. Feel free to check this help article for more information on how to update your name.