add
Ends a particular add-to-cart moment instance and generates an info log message that indicates that adding to the cart completed.
This method should be called once the item is verified to be in the user's cart.
Return
True if the operation was successful; false otherwise.
Parameters
The moment identifier returned by the `PurchaseFlow.addToCartStart` method. This moment identifier must be an identifier produced by this particular PurchaseFlow instance and must not have already been marked as completed or failed.
Ends a particular add-to-cart moment instance and generates an info log message that indicates that adding to the cart completed.
This method should be called once the item is verified to be in the user's cart.
Return
True if the operation was successful; false otherwise.
Parameters
The moment identifier returned by the `PurchaseFlow.addToCartStart` method. This moment identifier must be an identifier produced by this particular PurchaseFlow instance and must not have already been marked as completed or failed.
Custom properties to pass in as part of the add to cart completion