Replace the contents of the Execute method with the following code:

// Obtain the tracing service

ITracingService tracingService =

(ITracingService)serviceProvider.GetService(typeof(ITracingService));

// Obtain the execution context from the service provider.  

IPluginExecutionContext context = (IPluginExecutionContext)

    serviceProvider.GetService(typeof(IPluginExecutionContext));

// The InputParameters collection contains all the data passed in the message request.  

if (context.InputParameters.Contains(“Target”) &&

    context.InputParameters[“Target”] is Entity)

{

    // Obtain the target entity from the input parameters.  

    Entity entity = (Entity)context.InputParameters[“Target”];

 // Obtain the organization service reference which you will need for  

    // web service calls.  

    IOrganizationServiceFactory serviceFactory =

        (IOrganizationServiceFactory)serviceProvider.GetService(typeof(IOrganizationServiceFactory));

    IOrganizationService service = serviceFactory.CreateOrganizationService(context.UserId);

    try

    {

        // Plug-in business logic goes here.  

    }

    catch (FaultException<OrganizationServiceFault> ex)

    {

        throw new InvalidPluginExecutionException(“An error occurred in FollowUpPlugin.”, ex);

    }

    catch (Exception ex)

    {

 tracingService.Trace(“FollowUpPlugin: {0}”, ex.ToString());

        throw;

    }

}