diff --git a/libpaket/Cargo.toml b/libpaket/Cargo.toml
index 0f7291f..a84146d 100644
--- a/libpaket/Cargo.toml
+++ b/libpaket/Cargo.toml
@@ -19,6 +19,7 @@ secrecy = { version = "0.8.0", features = ["serde"] }
 serde = { version = "1.0.195", features = ["derive"] }
 serde_json = "1.0.111"
 serde_repr = { version = "0.1.18", optional = true }
+serde_ignored = "0.1"
 url = "2.5.0"
 base64 = "0.22"
 
diff --git a/libpaket/src/login/mod.rs b/libpaket/src/login/mod.rs
index 1e1faa0..e18d82a 100644
--- a/libpaket/src/login/mod.rs
+++ b/libpaket/src/login/mod.rs
@@ -35,7 +35,7 @@ impl OpenIdClient {
             .form(constants::token::refresh_token_form(refresh_token.as_str()).as_slice())
         );
 
-        parse_json_response_from_apiresult!(res, TokenResponse)
+        Ok(parse_json_response_from_apiresult!(res, TokenResponse))
     }
 
     pub async fn token_authorization(
@@ -65,6 +65,6 @@ impl OpenIdClient {
         let res = self.client.execute(req).await;
         let res = parse_response_internal!(res);
 
-        parse_json_response_from_apiresult!(res, TokenResponse)
+        Ok(parse_json_response_from_apiresult!(res, TokenResponse))
     }
 }
diff --git a/libpaket/src/utils.rs b/libpaket/src/utils.rs
index fff6f51..befc15b 100644
--- a/libpaket/src/utils.rs
+++ b/libpaket/src/utils.rs
@@ -180,23 +180,46 @@ macro_rules! request_json {
 macro_rules! parse_json_response {
     ($res: expr, $type: ty) => {{
         let res = $res.text().await.unwrap();
-        let res = serde_json::from_str::<$type>(&res);
+        let jd = &mut serde_json::Deserializer::from_str(res.as_str());
+        let mut unused = std::collections::BTreeSet::new();
 
-        match res {
+        println!("res({}): {}", stringify!($type), res);
+        let res: Result<$type,_> = serde_ignored::deserialize(jd, |path| {
+            unused.insert(path.to_string());
+        });
+        println!("res({}): {:?}", stringify!($type), unused);
+
+        let res: $type = match res {
             Ok(res) => res,
             Err(err) => return Err(crate::LibraryError::from(err)),
-        }
+        };
+
+        res
     }};
 }
 
 macro_rules! parse_json_response_from_apiresult {
     ($res: expr, $type: ty) => {{
         let res = $res.text().await.unwrap();
-        let res = serde_json::from_str::<APIResult<$type>>(&res);
+        let jd = &mut serde_json::Deserializer::from_str(res.as_str());
+        let mut unused = std::collections::BTreeSet::new();
 
-        match res {
+        println!("res({}): {}", stringify!($type), res);
+        let res: Result<APIResult<$type>,_> = serde_ignored::deserialize(jd, |path| {
+            unused.insert(path.to_string());
+        });
+        println!("res({}): {:?}", stringify!($type), unused);
+
+        let res: LibraryResult<$type> = match res {
             Ok(res) => res.into(),
-            Err(err) => Err(crate::LibraryError::from(err)),
-        }
+            Err(err) => return Err(crate::LibraryError::from(err)),
+        };
+
+        let res = match res {
+            Ok(res) => res,
+            Err(err) => return Err(crate::LibraryError::from(err)),
+        };
+
+        res
     }};
 }