Server response 415 Unsupported Media Type

const axios = require('axios');

axios.post('https://example.com/api', data, {
    headers: {
        'Content-Type': 'application/json'
    }
})
.then(response => {
    console.log(response.data);
})
.catch(error => {
    if (error.response && error.response.status === 415) {
        console.error('Unsupported Media Type: ตรวจสอบหัวข้อ Content-Type');
    }
});
            

import requests

headers = {
    'Content-Type': 'application/json'
}
response = requests.post('https://example.com/api', json=data, headers=headers)

if response.status_code == 415:
    print('Unsupported Media Type: ตรวจสอบหัวข้อ Content-Type')
            

import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;

public class HttpClient {
    public static void main(String[] args) {
        try {
            URL url = new URL("https://example.com/api");
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("POST");
            connection.setRequestProperty("Content-Type", "application/json");
            connection.setDoOutput(true);

            OutputStream os = connection.getOutputStream();
            os.write(data.getBytes());
            os.flush();
            os.close();

            if (connection.getResponseCode() == 415) {
                System.out.println("Unsupported Media Type: ตรวจสอบหัวข้อ Content-Type");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}