I believe this is targeted offer as there is wording in the email that said intent for me with my account ending number. Seems like a good deal if you are targeted. Works for Chase Freedom or Chase Freedom Unlimited card if targeted.
Offer: Link Chase Pay to Samsung Pay to earn rewards almost anywhere with your Chase Freedom® card. Once linked simply tap and pay 3 times to earn an extra 1,500 Ultimate Rewards points. Offer is valid for email recipient only from March 1-31, 2019.
1 This offer is valid from 03/01/2019 through 03/31/2019. To qualify for this offer, you must make 3 transactions using your consumer Chase Freedom or Chase Freedom Unlimited card with Chase Pay linked to Samsung Pay during checkout. Purchases are when you, or an authorized user, use a card to make purchases of products and services, minus returns or refunds. Please allow up to 8 weeks after the qualifying purchase(s) post(s) to your account for the bonus points to post to your credit card account. To receive the bonus points, your account must be open and not in default at the time of fulfillment. If you change your credit card product during the promotional period you will forfeit this offer. This offer is non-transferable. Limit one offer per customer or card account. Your participation in this program may result in miscellaneous income and may be reportable to you and the IRS, on a Form 1099-MISC (miscellaneous income) or Form 1042-S (Foreign Person's U.S. Source Income Subject to Withholding) for the year in which the income is paid. You are responsible for any tax liability, related to participating in this program. Please consult your tax advisor if you have any questions about the impact to your personal income tax returns. Chase may terminate this offer at any time without notice.
2 The Chase Pay Mobile App is available for select mobile devices. Download the Chase Pay Mobile App and enroll with your eligible mobile device. There is no charge from Chase, but message and data rate charges may apply. Such charges include those from your communications service provider.