Made changes for monitoring the movement of beacon device in the Details activity

app/src/main/res/layout/activity_detail.xml

@@ -134,6 +134,7 @@
         android:layout_marginTop="20dp"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:visibility="gone"
         >
 
     </androidx.recyclerview.widget.RecyclerView>