A data set integration system receives a first data set that includes a user identifier and a message type code. The integration system locates an object profile that is associated with the terminal identifier in a data repository. The located object profile includes a tracking identifier and a counter value. The integration system updates the counter value in the object profile in accordance with a value of the message type code. The integration system updates receives a second data set from a communications device. The second data set includes the tracking identifier. The integration system locates the counter value in the object profile that is associated with the tracking identifier, and transmits to the communications device a data payload that includes the updated counter value.