Why do I need to define events in the Event Manager? Developer Support Engineer October 21, 2021 22:57 Updated All data received is validated against the event schema defined in the Event Manager. This is a necessary step to protect your dataset being corrupted with unwanted data. For more information, see documentation on Unity Analytics (beta). Related articles Where are my events, some are missing? Why do I get an Unexpected Error message when viewing Analytics? Can I track player attribution data? What happens to Events collected during offline play? Can I track Ad impressions & revenue data? Comments 0 comments Article is closed for comments.