Not only is WhatsApp testing these animated stickers, but they are also playing with the Doodle UI emojis that were tweaked in the 2.19.106 beta update (via WABetaInfo).

Staff at Keck Hospital of USC lightened the mood during the COVID-19 pandemic by drawing on stickers given to visitors. Then things got political.

Besides, the WhatsApp Doodle interface for Status is now live with the beta version 2.19.106. It is essentially a new look that classifies Stickers and Emojis into two categories.