CartItem

{
  "type": "object",
  "description": "An item in the shopping cart.",
  "properties": {
    "cart_item_id": {
      "type": "string",
      "description": "Unique identifier for the cart item.",
      "example": "500123"
    },
    "catalog_item_id": {
      "type": "string",
      "description": "The sys_id of the catalog item.",
      "example": "500123"
    },
    "quantity": {
      "type": "integer",
      "description": "The quantity ordered.",
      "example": 10
    },
    "subtotal": {
      "type": "string",
      "description": "The subtotal for this cart item.",
      "example": 42
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "CartItem"
}