#include <curl/curl.h>

int main (int argc, char *argv[]) {
  CURL *hnd = curl_easy_init();

  curl_easy_setopt(hnd, CURLOPT_CUSTOMREQUEST, "POST");
  curl_easy_setopt(hnd, CURLOPT_URL, "http://localhost:4500/api/SensorData/Add");

  struct curl_slist *headers = NULL;
  headers = curl_slist_append(headers, "cache-control: no-cache");
  headers = curl_slist_append(headers, "Connection: keep-alive");
  headers = curl_slist_append(headers, "Content-Length: 40");
  headers = curl_slist_append(headers, "Accept-Encoding: gzip, deflate");
  headers = curl_slist_append(headers, "Host: localhost:4500");
  headers = curl_slist_append(headers, "Postman-Token: 08662cd5-bb7e-43eb-9be8-7c319b4d4583,9f4f5db1-4403-4489-9180-b8e7fce9e4cc");
  headers = curl_slist_append(headers, "Cache-Control: no-cache");
  headers = curl_slist_append(headers, "Accept: */*");
  headers = curl_slist_append(headers, "User-Agent: PostmanRuntime/7.17.1");
  headers = curl_slist_append(headers, "Content-Type: application/json");
  curl_easy_setopt(hnd, CURLOPT_HTTPHEADER, headers);

  curl_easy_setopt(hnd, CURLOPT_POSTFIELDS, "{\n  \"id\": \"string\",\n  \"humidity\": 66.1\n}");

  CURLcode ret = curl_easy_perform(hnd);
}