Niantic has updated NL-1331 events announcement and added event pages. RSVPs are not opened yet, but we now know what will be included in supporter packs:
2020/21 NL-1331X Fleet Medal +
collectible NL-1331X commemorative card
NL-1331 patch
2 character cards, including NL-Prime 2016
Niantic Lapel pin
NL-1331 Sticker sheet
VR load out card including the Quantum capsule and Aegis shield
You’ll also be able to buy Toast plush on site for $20 / $30.
For more info: https://community.ingress.com/en/discussion/15607/announcing-the-nl-1331x-us-summer-tour-schedule-meetyououtthere