sub_modify=replace functionality.sub_modify=restart works as expected when incomplete products are added to the cart.SameSite params to certain cookies.is_future_line_item value to be accurate in all cases.fields values doesn’t cause problems when retrieving transactions.cart with a null category_uri will now use the store’s default category.fx:customer_portal_settings.location_filtering values for shipping and billing countries and regions.FC object in most situations.sub_restart and sub_modify parameters to allow signifiant improvements to subscription past-due handling, as well as upgrade/downgrade functionality for both auto-ship merchants and service-based recurring billers.* in API filtering.currency_code and currency_symbol to subscription resources.customer_email to cart resources. (Can be used for custom abandoned cart functionality.)coupon_details and discount_details nodes.fx:receipt in their returned _links object.currency_code (int_curr_symbol in other areas of the app) and currency_symbol to transactions.&attributes:name[“foo”]=bar`.in`, `not`, greater/less-than, etc.limit` values now will return integers, instead of inconsistently sometimes being strings.private` attributes from different client IDs are present on the same resource.payment_method_uri` documentation.payment_method_uri for Cybersource card-not-present (ie. “normal”) gateway transactions (via the API).payment_method_uri functionality in the API.all value for the status transaction filter.