if (!_url) {
    NSUserDefaults *standardDefaults = [NSUserDefaults standardUserDefaults];
    NSString *serverIP = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"SERVER_IP"];
    NSInteger port = [standardDefaults integerForKey:@"websocket-executor-port"] ?: 8081;
    NSString *URLString = [NSString stringWithFormat:@"http://%@:%zd/debugger-proxy?role=client", serverIP, port];
    _url = [RCTConvert NSURL:URLString];
  }