Redemption Network with Transaction Sequencer

A transaction sequencer that comprises a processor, a non-transitory memory, and an application stored in the non-transitory memory. The application receives a message comprising information about a first purchase item, wherein the message was created by a point-of-sale after a filtering step that assured that the first purchase item is associated with a master approved item list, searches a plurality of different approved product lists using the information about the first item, wherein the plurality of different approved product lists comprise a first approved product list and a second approved product list, creates a first transaction based on finding the first item in the first approved product list, transmits the first transaction to a first transaction processing system, receives a first response from the first transaction processing system, bundles the first response in a unified response, and transmits the unified response.