void OnEnable()
{
_offValue = serializedObject.FindProperty("_offValue");
_onValue = serializedObject.FindProperty("_onValue");
_interpolator = serializedObject.FindProperty("_interpolator");
_sendOnStartUp = serializedObject.FindProperty("_sendOnStartUp");
_offEvent = serializedObject.FindProperty("_offEvent");
_onEvent = serializedObject.FindProperty("_onEvent");
_valueEvent = serializedObject.FindProperty("_valueEvent");
}