pf2e.fyi
From Pathfinder Society Scenario #2-01: Citadel of Corruption, which isn't enabled.

Goblin Skeleton

CREATURE -1
SMALLEVILMINDLESSSKELETONUNDEADUNHOLY
Perception +2; darkvision
Skills Acrobatics +7, Athletics +2
Str +0, Dex +5, Con +0, Int -5, Wis +0, Cha +0
Items Dogslicer
AC 17; Fort +2, Ref +9, Will +2
HP 4, void healing; Immunities bleed, death effects, disease, paralyzed, poison, unconscious; Resistances cold 5, electricity 5, fire 5, piercing 5, slashing 5
Void Healing

A creature with void healing draws health from void energy rather than vitality energy. It is damaged by vitality damage and is not healed by vitality healing effects. It does not take void damage, and it is healed by void effects that heal undead.

Speed 25 feet
Melee Dogslicer +8 (agile, backstabber, finesse, goblin), Damage 1d6 slashing
Melee Claw +8 (agile, finesse, unarmed), Damage 1d4 slashing
Pathfinder Society Scenario #2-01: Citadel of CorruptionOGL