PEKA API

#include <ESP8266HTTPClient.h>
#include <ESP8266WiFi.h>
#include <ArduinoJson.h>

const char* ssid = "SSID";
const char* password = "PASS";

void setup() {
  // put your setup code here, to run once:
    Serial.begin(115200);
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("WiFi connected");

}

StaticJsonBuffer<4096> jsonBuffer;

void loop() {
  // put your main code here, to run repeatedly:

 if(WiFi.status()== WL_CONNECTED){   //Check WiFi connection status

   HTTPClient http;    //Declare object of class HTTPClient

  // http.begin("https://www.peka.poznan.pl/vm/method.vm?ts=1506284957537&method=getTimes&p0={\"symbol\":\"SWCZ72\"}");      //Specify request destination
   http.begin("http://www.peka.poznan.pl/vm/method.vm?ts=1506284957537&method=getTimes&p0={\"symbol\":\"SWCZ72\"}");
   int httpCode = http.POST("");   //Send the request
   String payload = http.getString();                  //Get the response payload
   Serial.println(httpCode);   //Print HTTP return code
   Serial.println(payload);   //Print request response payload
   JsonObject& root = jsonBuffer.parseObject(payload.c_str());
   //char test_payload[] =
  if (!root.success()) {
    Serial.println(F("Parsing failed!"));
  } else {
    Serial.println(F("SUCCESS!"));
    const char* response = root["success"];
    JsonObject& root2 = jsonBuffer.parseObject(response);
    if (!root2.success()) {
      Serial.println(F("Parsing failed!"));
    } else {
    Serial.println(response);}
  }

   http.end();  //Close connection

 }else{

    Serial.println("Error in WiFi connection");

 }

  delay(30000);  //Send a request every 30 seconds

}