How to obtain the available groups

How to obtain the available groups

C# code for Groups retrieval

it.mailupnet.services.MailupSend myService = new it.mailupnet.services.MailupSend(); string s1 = myService.LoginFromId(user, password, myConsoleID);   ...//extract accessKey value   string s2 = myService.GetGroups(accessKey, 1);// retrieving the defined groups for list 1   ... //extract errorCode value from s2   if (errorCode == 0) { // Enter here if call was successful // Then you can parse received response and extract groups that belong to the specified list