Update app.py

app.py

@@ -706,7 +706,7 @@ def render_admin_dashboard():
                     # Show payload for debugging
                     with st.expander("🐛 Debug Information", expanded=False):
                         st.warning("Request payload for debugging:")
-                        st.json(payload))
+                        st.json(payload)
             with col1:
                 st.markdown(f"""
                 **Node**: {session_data['node']}