int separator = line.indexOf('@');
String freemailId = line.substring(separator + 1, separator + 53);
String identityId = Base64.encode(Base32.decode(freemailId));
int separator = line.indexOf('@');
String freemailId = line.substring(separator + 1, separator + 53);
String identityId = Base64.encode(Base32.decode(freemailId));