QueryServer static method
Implementation
static Future<ServerInfoList> QueryServer(String value) async {
String jwt = await getJWT();
final channel = await Channel.getDefaultIoTManagerChannel();
final stub = ServerManagerClient(channel,
options: CallOptions(metadata: {'jwt': jwt}));
StringValue stringValue = StringValue();
stringValue.value = value;
ServerInfoList serverInfoList = await stub.queryServer(stringValue);
print('QueryServer: ${serverInfoList}');
channel.shutdown();
return serverInfoList;
}