Merchants can use this endpoint to submit Incremental Authorization transactions that can be used to authorize an additional amount associated to a previous approved authorization. triPOS provides HATEOAS links in the authorization response for all Market codes and card brands that are supported by Express. Please refer to Express documentation to find out the Market Codes and Card Brands that supports Incremental Auth.
Example: Auto Rental return amount is greater than original authorized amount (with card brand that supports incremental authorization)
-Client picks up vehicle, original authorization amount is $100 on a Visa or MasterCard or Discover.
-triPOS returns a HATEOAS link for incremental authorization (with the transactionID of the original authorization) in the authorization response.
-Client returns the vehicle without refilling the gas tank.
-Total amount to charge to the client is $150.
-Merchant uses incremental authorization HATEOAS link for transactionAmount of $50.
-Merchant submits an authorization completion for $150.