In this post, you’ll learn more about the SWIFT Error C31 with the translation error report number 1056that is returned when working with the IBM Sterling B2B Integrator
IBM Sterling B2B Integrator SWIFT Error Code
C31
Stripe API Error Description
MT n95, n96:
Either field 79 or a copy of any field(s) of the original message to which this message relates, but not both, may be present.