/// <summary>
/// Gets a POST body for a snap to road request.
/// </summary>
/// <returns>A POST body for a snap to road request.</returns>
private string GetPostRequestBody()
{
var sb = new StringBuilder();
sb.Append("{");
sb.AppendFormat("\"agents\":[{0}],", string.Join(",", Agents));
sb.AppendFormat("\"itineraryItems\":[{0}],", string.Join(",", ItineraryItems));
sb.AppendFormat("\"type\":\"{0}\",", Enum.GetName(typeof(OptimizationType), Type));
sb.AppendFormat("\"roadnetwork\":{0},", RoadNetwork.ToString().ToLowerInvariant());
sb.AppendFormat("\"costvalue\":\"{0}\"", Enum.GetName(typeof(CostValueType), CostValue));
sb.Append("}");
return(sb.ToString());
}