minecraft-bedrock-json-schemas/source/behavior/items/format/components/durability.json

{
  "$id": "blockception.minecraft.behavior.items.minecraft:durability",
  "title": "Durability",
  "description": "Durability item component: how much damage can this item take before breaking.",
  "type": "object",
  "additionalProperties": false,
  "required": ["damage_chance"],
  "properties": {
    "damage_chance": {
      "type": "object",
      "title": "Damange Chance",
      "description": "Damange chance",
      "additionalProperties": false,
      "required": ["min", "max"],
      "properties": {
        "min": { "title": "Min", "type": "integer", "description": "The minimum" },
        "max": { "title": "Max", "type": "integer", "description": "The minimum" }
      }
    },
    "max_durability": {
      "title": "Maximum Durability",
      "description": "Maximum durability is the amount of damage that this item can take before breaking.",
      "type": "number"
    }
  }
}