I have 2 questions: 1. If I changed my email and make new address primary and then remove old email, will hosted subscription buttons get cancelled? 2. Once old email can I then create a new account for it (Peronal account, where new email would be business only)
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When a user finishes signing up for a subscription they are redirected to a success url when clicking the return to merchant button. ?auth=[A bunch of stuff] is passed in the url. How can I use this auth variable to determine if the request is truly from paypal?
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