@minecraft/creator-tools/data/forms/item/minecraft_storage_weight_modifier.form.json

Minecraft Creator Tools command line and libraries.

{
  "id": "minecraft:storage_weight_modifier",
  "fields": [
    {
      "id": "weight_in_storage_item",
      "title": "weight_in_storage_item",
      "description": "The weight of this item when inside another Storage Item. Default is 4. 0 means item is not allowed in another Storage Item.",
      "dataType": 0
    }
  ],
  "description": "Specifies the maximum weight limit that a storage item can hold",
  "title": "Storage Weight Modifier"
}