pub fn ser_update_user_input_input(
object: &mut ::aws_smithy_json::serialize::JsonObjectWriter,
input: &crate::operation::update_user::UpdateUserInput,
) -> Result<(), ::aws_smithy_types::error::operation::SerializationError> {
if let Some(var_1) = &input.user_name {
object.key("UserName").string(var_1.as_str());
}
if let Some(var_2) = &input.authentication_mode {
#[allow(unused_mut)]
let mut object_3 = object.key("AuthenticationMode").start_object();
crate::protocol_serde::shape_authentication_mode::ser_authentication_mode(&mut object_3, var_2)?;
object_3.finish();
}
if let Some(var_4) = &input.access_string {
object.key("AccessString").string(var_4.as_str());
}
Ok(())
}