The minimum information that you would need to send us is:
Payment Processor Name : The name of the payment processor you are working with.
Decline Code : The reason that the payment was declined. This code is received from the payment processor.
Amount : The amount of the transaction that was declined.
Credit Card’s BIN : The BIN is the first six digits of the credit card.
Metricsco can collect additional information that is used to optimize your retention.
For a reference, please see:
Transaction method API reference