private static void DeleteData()
{
Console.Write("\nInsert the key to delete the data: ");
try
{
string key = Console.ReadLine();
currentBroker.DeleteData(key);
Console.WriteLine("\nDeleted data with the key - {0}!", key);
} catch (FaultException <BrokerExceptionFaultContract> e)
{
Console.WriteLine("\n" + e.Detail.Message);
}
}