{
  "forEntity": "minecraft:magma_cube",
  "traits": [
    {
      "type": "traitFloat"
    },
    {
      "type": "traitFallNegate"
    },
    {
      "type": "traitHostile"
    },
    {
      "type": "traitImmunityFire"
    }
  ]
}