Unable to update the changes using OData Service.

The remote server returned an error: (400) Bad Request.

Component: Tridion.ContentManager.Publishing.PreviewService
Errorcode: 1003
User: NT AUTHORITY\NETWORK SERVICE

StackTrace Information Details:
  at System.Net.HttpWebRequest.GetResponse()
  at System.Data.Services.Client.DataServiceContext.SaveResult.BatchRequest(Boolean replaceOnUpdate)
  at System.Data.Services.Client.DataServiceContext.SaveChanges(SaveChangesOptions options)
  at Tridion.ContentManager.Publishing.PreviewService.ServiceImplementation.Preview(IEnumerable`1 publishedItemsInfo, TcmUri publishingTargetId)
  at Tridion.ContentManager.Publishing.PreviewService.ServiceImplementation.Preview(IEnumerable`1 publishedItemsInfo, TcmUri publishingTargetId)
  at SyncInvokePreview(Object , Object[] , Object[] )
  at System.ServiceModel.Dispatcher.SyncMethodInvoker.Invoke(Object instance, Object[] inputs, Object[]& outputs)
  at System.ServiceModel.Dispatcher.DispatchOperationRuntime.InvokeBegin(MessageRpc& rpc)
  at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage5(MessageRpc& rpc)
  at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage31(MessageRpc& rpc)
  at System.ServiceModel.Dispatcher.MessageRpc.Process(Boolean isOperationContextSet)