       rf95.send(data, sizeof(data));
       rf95.waitPacketSent();
       Serial.println("Sent a reply");
-       digitalWrite(led, LOW);
     }
     else
     {

    uint8_t len = sizeof(buf);
    if (rf95.recv(buf, &len))
    {
      digitalWrite(led, HIGH);
      RH_RF95::printBuffer("request: ", buf, len);
      Serial.print("got request: ");
      Serial.println((char*)buf);


// Singleton instance of the radio driver
RH_RF95 rf95;

void setup() 
{
  Serial.begin(9600);
  Serial.println("Hello World from Server!");
  if (!rf95.init())
