||A transaction indicating that a transaction must either be finalised or reversed.
||Advice message indicating that a transaction has been finalised.
||Message flow in the direction toward POS.
||A sequence of data sent from one party to another.
||Entity who provides an application capable of scanning QR codes and who accepts responsibility for processing transactions associated with the QR code.
||Point-of-sale. The platform at which a retail transaction is conducted between customer and merchant.
||A two-dimensional graphical representation of data which can be captured and parsed using mobile applications which interface with an optical device.
||Advice message indicating that a transaction must be reversed.
||An exchange of data between two parties i.e. two messages exchanged between two parties.
||Transaction flow in the direction away from POS.