220.127.116.11 Preview, 1.19.11 Hotfix, 1.19.20
Even though wardens are fire proof putting them on a lava cauldron will cause them to get the burning particle while in java it doesn't.
Steps to Reproduce:
1. Place lava on a cauldron.
2. Put the warden on the lava cauldron
MCPE-153583 Fire resistant mobs have a burning animation in a lava cauldron despite not taking damage