diff --git a/das_api/src/api/api_impl.rs b/das_api/src/api/api_impl.rs
index 53ee7f24..55993a21 100644
--- a/das_api/src/api/api_impl.rs
+++ b/das_api/src/api/api_impl.rs
@@ -151,7 +151,9 @@ pub fn not_found(asset_id: &String) -> DbErr {
 
 pub fn remove_duplicates_ids(ids: Vec<String>) -> Vec<String> {
     let mut hash_set = HashSet::new();
-    ids.into_iter().filter(|id| hash_set.insert(id.clone())).collect()
+    ids.into_iter()
+        .filter(|id| hash_set.insert(id.clone()))
+        .collect()
 }
 
 #[document_rpc]
diff --git a/integration_tests/tests/integration_tests/snapshots/integration_tests__test_get_assets_with_multiple_same_ids__get_assets_with_multiple_same_ids.snap b/integration_tests/tests/integration_tests/snapshots/integration_tests__test_get_assets_with_multiple_same_ids__get_assets_with_multiple_same_ids.snap
index 87e5c63f..e856e4c0 100644
--- a/integration_tests/tests/integration_tests/snapshots/integration_tests__test_get_assets_with_multiple_same_ids__get_assets_with_multiple_same_ids.snap
+++ b/integration_tests/tests/integration_tests/snapshots/integration_tests__test_get_assets_with_multiple_same_ids__get_assets_with_multiple_same_ids.snap
@@ -69,7 +69,6 @@ snapshot_kind: text
       "ownership_model": "single",
       "owner": ""
     },
-    "supply": null,
     "mutable": true,
     "burnt": false
   },