                     let childSpace = spaces[1]
                     
                     // Add space A as child of space B
-                    rootSpace.addChild(roomId: childSpace.spaceId, viaServers: nil, order: nil, autoJoin: false, suggested: false) { (response) in
+                    rootSpace.addChild(roomId: childSpace.spaceId) { (response) in
                         switch response {
                         case .success:
                             

                    dispatchGroup.enter()
                    
                    // Add B as child of A
                    spaceA.addChild(roomId: spaceB.spaceId, viaServers: nil, order: nil, autoJoin: false, suggested: false) { (response) in
                        switch response {
                        case .success:
                            break

                    dispatchGroup.enter()
                    
                    // Add D as child of B
                    spaceB.addChild(roomId: spaceD.spaceId) { (response) in
                        switch response {
                        case .success:
                            break
