void sendPushover(String pushTitle, String pushMessage, uint8_t pushPriority) {
  if (WiFi.status() == WL_CONNECTED) {
    WiFiClientSecure *client = new WiFiClientSecure;
    if (client) {
      client -> setInsecure();
      HTTPClient https;
      if (https.begin(*client, pushServer)) {
        Serial.println("Connection to pushover OK");
        https.addHeader("Content-Type", "application/json");
        String httpsRequestData = "{\"token\":\"" + pushToken + \
                                  "\",\"user\":\"" + pushUser + \
                                  "\",\"title\":\"" + pushTitle + \
                                  "\",\"message\":\"" + pushMessage + \
                                  "\",\"priority\":\"" + pushPriority + "\"}";           
        int httpsResponseCode = https.POST(httpsRequestData);
        if (httpsResponseCode > 0) {
          Serial.printf("Pushover response : %s\n", https.getString().c_str());
        } else {
          Serial.printf("Pushover error : %s\n", https.errorToString(httpsResponseCode).c_str());
        }
        https.end();
      } else {
        Serial.printf("Connection Pushover failed");
      }
      delete client;
    }
  } else {
    Serial.println("Not connected to WiFi, using SIM instead");
  }
}