Bumble: Race Condition on "Get free Badoo Premium" which allows to get more days of free premium for Free.

Summary: On Badoo when a user wants to delete his account it prompts for a Free 3 days premium or the user can proceed to delete his account. But when user choose to get free 3 day premium he can click Get free Badoo Premium and can enjoy free premium for three days, Here i found a race condition...