Package

Property	Type	Required	Description
name	string	true	Name of package created in our system (see Create Package], or pass the value `custom`.
description	string	false	A brief description about the package contents.
size	Dimension	conditional	height, width, length (in inches). If pre-configured package name is used, size is not required.(see Create Package).
weight	decimal	conditional	Weight of the package in pounds (lbs). If pre-configured package name is used, weight is not required. (see Create Package).
quantity	integer	true	Number of packages.
items	integer	conditional	Number of items in a single package. Default is 1.
itemList	Item - Order	conditional	Array of items in the package. In the absence of `size`, cubic dimensions and weight will be derived from this list.