Promotion & Engagement - Kraken app is running a promotion where users can win Alex's race-worn Mexico GP helmet or $500 USDG by sending a payment request via the app [1] - The promotion encourages users to specify what they are saving, sending, or spending on when submitting the payment request to @KrakMexico [1] User Action - To participate, users need to open the Kraken app and send a payment request to @KrakMexico [1] - The payment request should detail the purpose of the transaction (saving, sending, or spending) [1]