public string GetAllWishlistItems(int?CustomerId)
{
List <GetAllWishlistItems_Result> obj = new List <GetAllWishlistItems_Result>();
using (var entities = new SedapExpressEntities())
{
obj = entities.GetAllWishlistItems(CustomerId).ToList <GetAllWishlistItems_Result>();
}
return(JsonConvert.SerializeObject(obj));
}