{
   "format_version": "1.21.60",
   "minecraft:crafting_items_catalog": {
      "categories": [
         {
            "category_name": "construction",
            "groups": [
               {
                  "group_identifier" : {
                     "icon" : "minecraft:border_block",
                     "name" : "minecraft:itemGroup.name.permission"
                  },
                  "items" : [ "minecraft:border_block", "minecraft:allow", "minecraft:deny" ]
               }
            ]
         },
         {
            "category_name": "nature",
            "groups": [
               {
                  "group_identifier" : {
                     "icon" : "minecraft:chicken_spawn_egg",
                     "name" : "minecraft:itemGroup.name.mobEgg"
                  },
                  "items" : [ "minecraft:npc_spawn_egg" ]
               }
            ]
         },
         {
            "category_name": "items",
            "groups": [
               {
                  "group_identifier" : {
                     "icon" : "minecraft:board",
                     "name" : "minecraft:itemGroup.name.chalkboard"
                  },
                  "items" : [ "minecraft:board", "minecraft:board:1", "minecraft:board:2" ]
               },
               {
                  "items" : [ "minecraft:camera", "minecraft:portfolio" ]
               }
            ]
         }
      ]
   }
}
