···

       
27
       
27
       
 
       
    const { nsid, fieldName } = source;

     

       
28
       
28
       
 
       
    const sourceParam = fieldName ? `${nsid}:${fieldName}` : nsid;

     

       
29
       
29
       
 
       
    const req = new Request(

     

       
30
       
30
       
-
       
        `${CONSTELLATION_URL}/xrpc/blue.microcosm.links.getBacklinks?subject=${encodeURIComponent(subject)}?source=${encodeURIComponent(sourceParam)}`,

     

       
30
       
30
       
+
       
        `${CONSTELLATION_URL}xrpc/blue.microcosm.links.getBacklinks?subject=${encodeURIComponent(subject)}&source=${encodeURIComponent(sourceParam)}`,

     

       
31
       
31
       
 
       
    );

     

       
32
       
32
       
 
       
    const res = await fetch(req);

     

       
33
       
33