INPUT_OBJECT

CheckoutLineItemUpdateInput

Specifies the input fields to update a line item on the checkout.

GraphQL Schema definition

input CheckoutLineItemUpdateInput {
id: ID
#   The variant identifier of the line item.
variantId: ID
#   The quantity of the line item.
quantity: Int
#   Extra information in the form of an array of Key-Value pairs about the line 
#   item.
customAttributes: [AttributeInput!]
}

Require by

MutationThe schema’s entry-point for mutations. This acts as the public, top-level API from which all mutation queries must start.