protected override void PerformExecution(IActivityExecution execution)
{
TaskEntity task = TaskEntity.CreateAndInsert(execution);
_taskDecorator.Decorate(task, execution);
Context.CommandContext.HistoricTaskInstanceManager.CreateHistoricTask(task);
// All properties set, now firing 'create' event
task.FireEvent(TaskListenerFields.EventnameCreate);
}