public PremiumInfo getPremiumInfo(string authenticationToken)
{
#if !SILVERLIGHT && !NETFX_CORE
send_getPremiumInfo(authenticationToken);
return recv_getPremiumInfo();
#else
var asyncResult = Begin_getPremiumInfo(null, null, authenticationToken);
return End_getPremiumInfo(asyncResult);
#endif
}
#if SILVERLIGHT || NETFX_CORE