I am not sure if this is targeted, from the language of the email it does'nt seem to be. For all Jetblue Mastercard holders:
"Thank you for being a loyal JetBlue cardmember. We’d like to invite you to enjoy the award-winning Barclays Online Savings Account. And, to show our appreciation, when you open an account before December 15, 2018, and deposit $10,000 or more within the first 90 days, we will award you with 5,000 bonus TrueBlue points.1 Click ’Start Saving’ below to open your account today!"