perks/<name>.json

Name	Type	Description
base	String	The base from which to inherit other properties
id	String	The identifier
name	String	The name, can have colors

{
  "base": "Damage",
  "id": "DAMAGE_WITHER_2",
  "name": "%red%Wither Vanquisher",
  "description": [
    "%gray%Increases the amount of damage you deal",
    "%gray%to withers by 37.5% and wither skeletons",
    "%gray%by 62.5%!"
  ],
  "bonuses": {
    "WITHER": "0.375x",
    "WITHER_SKELETON": "0.625x"
  }
}