Error 35121
Product: Programmable SMS
ERROR - 35121
OptimizeEndAt can only be used when ScheduleType is 'optimize'
A timestamp for OptimizeEndAt should only be present when ScheduleType is 'optimize'.
Possible Causes
Customer included a timestamp for OptimizeEndAt and indicated the wrong ScheduleType (either fixed or null).
Possible Solutions
- Change the ScheduleType to 'optimize'.
- Specify SendAt instead of OptimizeStartAt and OptimizeEndAt.