dataset

  dataset,
  selectionMetadata

        subtypeCertainty: labelSubtype.certainty

        subtypeCertainty: labelSubtype.certainty,
        selectionMetadataJson: selectionMetadata.json

      .leftJoin(selectionMetadata, eq(selection.id, selectionMetadata.selectionId))

    
    // Process selection metadata
    const processMetadata = (jsonData: unknown) => {
      if (!jsonData) return null;
      
      try {
        let processedJson = jsonData;
        
        if (typeof jsonData === 'string' && (jsonData.startsWith('{') || jsonData.startsWith('['))) {
          processedJson = JSON.parse(jsonData);
        } else if (typeof jsonData === 'string' && jsonData.includes('\\"')) {
          const unescaped = jsonData.replace(/\\"/g, '"');
          processedJson = JSON.parse(unescaped);
        }
        
        return processedJson as Record<string, unknown>;
      } catch (e) {
        console.error("Error processing selection metadata JSON:", e);
        return null;
      }
    };

      metadata: Record<string, unknown> | null;

          metadata: processMetadata(row.selectionMetadataJson),

  metadata: Record<string, unknown> | null;

  // Extract metadata values
  const getMetadataValue = useCallback((metadata: Record<string, unknown> | null, key: string): string => {
    if (!metadata || !metadata[key]) return "-";
    return String(metadata[key]);
  }, []);

                        <TableHead className="py-3 font-bold text-sm uppercase">Distance</TableHead>
                        <TableHead className="py-3 font-bold text-sm uppercase">Comment</TableHead>

                                <TableCell className="whitespace-normal break-words">
                                  {getMetadataValue(selection.metadata, "distance")}
                                </TableCell>
                                <TableCell className="whitespace-normal break-words">
                                  {getMetadataValue(selection.metadata, "note")}
                                </TableCell>

                                    </TableCell>
                                    <TableCell className="whitespace-normal break-words">
                                      {getMetadataValue(selection.metadata, "distance")}

                                    <TableCell className="whitespace-normal break-words">
                                      {getMetadataValue(selection.metadata, "note")}
                                    </TableCell>

                                  <TableCell className="whitespace-normal break-words">
                                    {getMetadataValue(selection.metadata, "distance")}
                                  </TableCell>
                                  <TableCell className="whitespace-normal break-words">
                                    {getMetadataValue(selection.metadata, "note")}
                                  </TableCell>