Abstract: A method may include a monitoring computer program: receiving a first message with a first unique identifier and first user data from a first service as part of a multi-step transaction; recording the first message and the first unique identifier and associating the first message with the first unique identifier; receiving, from a second service, a completion message for consumption of the first user data and the first unique identifier; recording the completion message and the first unique identifier; recording a status for the first message; receiving a status query for the first message with the first unique identifier from the first service; returning the status to the first service; receiving a second message comprising a second unique identifier and second user data from the second service; and recording the second message and the second unique identifier and associating the second message with the second unique identifier.