public override string ToQueryString(string root)
{
var builder = new RequestBuilder("user");
builder.AddElement("country", Country);
builder.AddElement("email", Email);
builder.AddElement("first_name", FirstName);
builder.AddElement("last_name", LastName);
builder.AddElement("phone", Phone);
builder.AddElement("dob_year", DobYear);
builder.AddElement("dob_month", DobMonth);
builder.AddElement("dob_day", DobDay);
builder.AddElement("street_address", StreetAddress);
builder.AddElement("locality", Locality);
builder.AddElement("region", Region);
builder.AddElement("postal_code", PostalCode);
return builder.ToQueryString();
}
}