I watched e3 on mixer and haven’t received my REQ

Games Halo 5: Guardians
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On Twitter halo said “The #XboxE3 2018 Briefing is nearly upon us – tune in at 1pm PT and watch on (link: Xbox is on Facebook Gaming) Xbox is on Facebook Gaming to receive the Classic Helmet REQ Pack for Halo 5 in a #MixPot loaded with awesome gaming goodies!“

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You can find all the details about the MixPot reward in this thread:

https://www.halowaypoint.com/en-us/forums/6e35355aecdf4fd0acdaee3cc4156fd4/topics/watch-the-xbox-e3-stream-for-classic-helmet-pack/b3bcc500-a991-41cf-90ff-bae8370ade80/posts