hide NFT attributes if array is empty or has only items without value

lib/token/metadata/attributesParser.ts

@@ -75,5 +75,6 @@ export default function attributesParser(attributes: Array<unknown>): Metadata['
         trait_type: _upperFirst(trait || 'property'),
       };
     })
+    .filter((item) => item?.value)
     .filter(Boolean);
 }

ui/tokenInstance/details/TokenInstanceMetadataInfo.tsx

@@ -123,7 +123,7 @@ const TokenInstanceMetadataInfo = ({ data, isLoading: isLoadingProp }: Props) =>
           </DetailsInfoItem.Value>
         </>
       ) }
-      { metadata?.attributes && (
+      { metadata?.attributes && metadata.attributes.length > 0 && (
         <>
           <DetailsInfoItem.Label
             hint="NFT attributes"