This event is fired on both sides whenever the player right clicks an entity.
The event is cancelable.
If the event is canceled, will cause the entity to not be interacted with
The event does not have a result.
It might be required for you to import the package if you encounter any issues (like casting an Array), so better be safe than sorry and add the import at the very top of the file.
Return Type: MCEntity
// MCEntityInteractEvent.getTarget() as MCEntity myMCEntityInteractEvent.getTarget();