HashMap<String, String> parameters= new HashMap<String, String>();
parameters.put("OM.b_login","Login");
parameters.put("OM.exVisitorID","memberID/userID");
parameters.put("OM.sys.TokenID","Token ID to use for push messages");
parameters.put("OM.sys.AppID","App ID to use for push messages");
Visilabs.CallAPI().customEvent("Login", parameters);

TokenID and AppID parameters are optional. If you are using Euromessage, you should send it.

If your mobile app or website allows/uses Facebook Login please send the data you receive from Facebook through this method.