using MessagePack; using MessagePack.Resolvers; using System.Web.Http; namespace Api { public class WebApiApplication : System.Web.HttpApplication { protected void Application_Start() { GlobalConfiguration.Configure(WebApiConfig.Register); MessagePackSerializer.DefaultOptions = new MessagePackSerializerOptions(CompositeResolver.Create(new IFormatterResolver[] { // This can solve DateTime time zone problem NativeDateTimeResolver.Instance, ContractlessStandardResolver.Instance })); } } }