snapping Closures
A semicolon-separated list of booleans affecting snapping of waypoint locations to road segments. If true, road segments closed due to live-traffic closures will be considered for snapping. If false, they will not be considered for snapping. If provided, the number of snappingClosures must be the same as the number of coordinates. Must be used with NavigationRoute.PROFILE_DRIVING_TRAFFIC
Return
a String representing a list of booleans