https://www.gamespot.com/articles/pubg-xbox-one-update-out-now-heres-what-it-does/1100-6456426/

Finally, PUBG Corp. recently announced their hit game has reached 4 million players on Xbox One alone. To celebrate, the company is is giving away a whole bunch of in-game currency to Xbox players for use on loot crates. Xbox One players will receive 30,000 Battle Points to use on in-game cosmetic items. However, you must have purchased the game and created a character by 12 AM PT / 3 AM ET / 8 AM GMT / 6 PM AEST on January 31 in order to get the bonus. The points will appear on February 1.