var decision = new NavetDecisionBasis()
  {
    Person = new NavetPerson()
    {
      Contact = new NavetPersonContact()
      {
        CellPhone = "",
        City = "Umea",
        Country = "Sweden",
        Email = "whatever@website.com",
        FirstName = "Viktor",
        LastName = "Jonsson",
        HomePhone = "",
        IsCustodian = false,
        Postcode = "90339",
        StreetAddress = "Mycelivagen 35",
        TempHomePhone = "",
        WorkPhone = ""
      },
      SocialSecurityNumber = socialSecurityNumber
    },
    Comment = "",
    Type = NavetMatterType.RFTJ,
    Conditions = new NavetCondition[] { } // conditionList.ToArray()
  };
  var docs = new NavetDocument[] { };
  var response = await _navetRegistrationClient.CompleteApplicationAsync(new CompleteApplicationRequest(decision, docs));