 // Read RFID tag value and publish json 
 
 void JsonReportSensorRFID() {
-  
   if ( ! rfid.PICC_ReadCardSerial()) return;
   // Serial.print(F("PICC type: "));
   MFRC522::PICC_Type piccType = rfid.PICC_GetType(rfid.uid.sak);

// Read distance values from ultrasonic and publish json 

void JsonReportSensorDistance(){

  // Create Json and publish
  String jsonDist = String("{\"sensor\":\"distance\",\"time\":\"" + TimeStr + "\",\"data\":[" + ultrasonic.Ranging(CM) + "]}");
  Serial.println(jsonDist); // CM or INC

  Serial.println(jsonMagneto);
  memset(bufff, 0, 512); jsonMagneto.toCharArray(bufff, 512);
  mqtt.publish("iot-uplink", bufff);
  return;
}

// Read line tracker values and publish json 

void JsonReportSensorEdge() {
  // Create Json and publish
  String jsonEdge = String("{\"sensor\":\"edge\",\"time\":\"" + TimeStr + "\",\"data\":[" + left_edge + "," + right_edge + "]}");
  Serial.println(jsonEdge);
