MailMerge fails with an 400 ERROR
We have log that the error started this morning (2022-01-13 03:37 EST) Some calls were with success, others failed.
Since 2022-01-13 03:52 EST, all mailmerge failed with “Error: Execut…...the scenario with my sample template and data but was unable to...sample code and documents(template/data file) for investigation...