             if(httpCode == HTTP_CODE_OK) {
                 String payload = http.getString();
                 processServerResponse(payload);
+            } else {
+              Serial.printf("[HTTP] GET... failed, status: %s\n", http.errorToString(httpCode).c_str());
+              signalErrorBlick();
             }
         } else {
             Serial.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str());
+            signalErrorBlick();
         }
 
         http.end();


    batteryCheck();

    long processingTime = millis() - startTime;
    Serial.println(((String)"Cycle took: ") + processingTime + " ms");

    deepSleep(SLEEP_SECONDS);
}

void batteryCheck() {


/* Wifi Static configuration. It can be turned off (to obtain it from DHCP). */
#define WIFI_STATIC_CONF false
#define WIFI_STATIC_CONF_IP IPAddress(192, 168, 95, 5)
#define WIFI_STATIC_CONF_DNS IPAddress(192, 168, 95, 254)
#define WIFI_STATIC_CONF_GW IPAddress(192, 168, 95, 254)

