Headers

This endpoint allows users to retrieve a JSON response of the headers their application is sending, aiding in troubleshooting authentication issues, particularly with the Authorization header.

tip

The values in sensitive headers such as Authorization are partially redacted in the response for security purposes.

Endpoint

https://api.marketdata.app/headers/

Method

GET

Request Example

HTTP

GET https://api.marketdata.app/headers/

JavaScript

headersCheck.js

import { MarketDataClient } from "@marketdata/sdk";

const client = new MarketDataClient();

try {
  const h = await client.utilities.headers();
  console.log(h["user-agent"]);
  console.log(h["accept-encoding"]);
} catch (error) {
  console.error(error);
}

TypeScript

headersCheck.ts

import { MarketDataClient } from "@marketdata/sdk";
import type { HeadersResponse } from "@marketdata/sdk";

const client = new MarketDataClient();

try {
  const h: HeadersResponse = await client.utilities.headers();
  console.log(h["user-agent"]);
  console.log(h["accept-encoding"]);
} catch (error) {
  console.error(error);
}

Python

headersCheck.py

import requests

url = "https://api.marketdata.app/headers/"
response = requests.get(url)

print(response.text)

PHP

headersCheck.php

use MarketDataApp\Client;

$client = new Client();
$headers = $client->utilities->headers();

// Display all headers
echo $headers;

Java

HeadersCheck.java

import com.marketdata.sdk.MarketDataClient;

public class HeadersCheck {
  public static void main(String[] args) {
    try (MarketDataClient client = new MarketDataClient()) {
      System.out.println(client.utilities().headers().values());
    }
  }
}

Kotlin

HeadersCheck.kt

import com.marketdata.sdk.MarketDataClient

fun main() {
    MarketDataClient().use { client ->
        println(client.utilities().headers().values())
    }
}

Response Example

{
    "accept": "*/*",
    "accept-encoding": "gzip",
    "authorization": "Bearer *******************************************************YKT0",
    "cache-control": "no-cache",
    "cf-connecting-ip": "132.43.100.7",
    "cf-ipcountry": "US",
    "cf-ray": "85bc0c2bef389lo9",
    "cf-visitor": "{\"scheme\":\"https\"}",
    "connection": "Keep-Alive",
    "host": "api.marketdata.app",
    "postman-token": "09efc901-97q5-46h0-930a-7618d910b9f8",
    "user-agent": "PostmanRuntime/7.36.3",
    "x-forwarded-proto": "https",
    "x-real-ip": "53.43.221.49"
}

Response Attributes

Success

• Headers object

  A JSON object representing the headers received from the user's request. This object includes standard and custom headers along with their respective values.

Error

• s string

  Status will be error if the request produces an error response.

• errmsg string An error message.

This endpoint is particularly useful for debugging issues related to authentication by allowing users to see exactly what headers are being sent to the API.