notificationType
One of the following event notification types:
autoscaling:EC2_INSTANCE_LAUNCHautoscaling:EC2_INSTANCE_LAUNCH_ERRORautoscaling:EC2_INSTANCE_TERMINATEautoscaling:EC2_INSTANCE_TERMINATE_ERRORautoscaling:TEST_NOTIFICATION
One of the following event notification types:
autoscaling:EC2_INSTANCE_LAUNCH
autoscaling:EC2_INSTANCE_LAUNCH_ERROR
autoscaling:EC2_INSTANCE_TERMINATE
autoscaling:EC2_INSTANCE_TERMINATE_ERROR
autoscaling:TEST_NOTIFICATION