{
	"description": "test",
	"supported_items": "#minecraft:pickaxes",
	"weight": 1,
	"max_level": 1,
	"min_cost": {
	  "base": 0,
	  "per_level_above_first": 0
	},
	"max_cost": {
	  "base": 0,
	  "per_level_above_first": 0
	},
	"anvil_cost": 0,
	"slots": [
	  "any"
	],
	"effects": {
	  "minecraft:hit_block": [
		{
		  "effect": {
			"type": "minecraft:run_function",
			"function": "test:main"
		  }
		}
	  ]
	}
  }