minecraft-bedrock-json-schemas/source/behavior/items/format/events/decrement_stack.json

{
  "$id": "blockception.minecraft.behavior.items.events.decrement_stack",
  "title": "Decrement Stack",
  "description": "UNDOCUMENTED.",
  "$comment": "UNDOCUMENTED",
  "type": "object",
  "additionalProperties": false
}