diff --git a/main.py b/main.py
index 477208f..5230c4f 100644
--- a/main.py
+++ b/main.py
@@ -148,8 +148,8 @@ async def fastapi_get_link_nodes(network: str, link: str):
     return JSONResponse(
         status_code = status.HTTP_200_OK,
         content={
-            'start': result.value.from_node,
-            'end': result.value.to_node 
+            'start': str(result.value.from_node, 'utf-8'),
+            'end': str(result.value.to_node, 'utf-8')
         })
 
 @app.post("/addlink/")