curl --request POST \
  --url https://api.bigdata.com/v1/knowledge-graph/sources \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "query": "MT Newswire",
  "countries": [
    "US",
    "FR",
    "GB"
  ],
  "ranks": [
    "RANK_1",
    "RANK_2",
    "RANK_3"
  ],
  "categories": [
    "transcripts",
    "research",
    "podcasts",
    "news",
    "filings",
    "expert_interviews"
  ],
  "packages": [
    "sec_filings"
  ]
}
'

import requests

url = "https://api.bigdata.com/v1/knowledge-graph/sources"

payload = {
    "query": "MT Newswire",
    "countries": ["US", "FR", "GB"],
    "ranks": ["RANK_1", "RANK_2", "RANK_3"],
    "categories": ["transcripts", "research", "podcasts", "news", "filings", "expert_interviews"],
    "packages": ["sec_filings"]
}
headers = {
    "X-API-KEY": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-KEY': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    query: 'MT Newswire',
    countries: ['US', 'FR', 'GB'],
    ranks: ['RANK_1', 'RANK_2', 'RANK_3'],
    categories: ['transcripts', 'research', 'podcasts', 'news', 'filings', 'expert_interviews'],
    packages: ['sec_filings']
  })
};

fetch('https://api.bigdata.com/v1/knowledge-graph/sources', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.bigdata.com/v1/knowledge-graph/sources",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'query' => 'MT Newswire',
    'countries' => [
        'US',
        'FR',
        'GB'
    ],
    'ranks' => [
        'RANK_1',
        'RANK_2',
        'RANK_3'
    ],
    'categories' => [
        'transcripts',
        'research',
        'podcasts',
        'news',
        'filings',
        'expert_interviews'
    ],
    'packages' => [
        'sec_filings'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-KEY: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.bigdata.com/v1/knowledge-graph/sources"

	payload := strings.NewReader("{\n  \"query\": \"MT Newswire\",\n  \"countries\": [\n    \"US\",\n    \"FR\",\n    \"GB\"\n  ],\n  \"ranks\": [\n    \"RANK_1\",\n    \"RANK_2\",\n    \"RANK_3\"\n  ],\n  \"categories\": [\n    \"transcripts\",\n    \"research\",\n    \"podcasts\",\n    \"news\",\n    \"filings\",\n    \"expert_interviews\"\n  ],\n  \"packages\": [\n    \"sec_filings\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("X-API-KEY", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.bigdata.com/v1/knowledge-graph/sources")
  .header("X-API-KEY", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"query\": \"MT Newswire\",\n  \"countries\": [\n    \"US\",\n    \"FR\",\n    \"GB\"\n  ],\n  \"ranks\": [\n    \"RANK_1\",\n    \"RANK_2\",\n    \"RANK_3\"\n  ],\n  \"categories\": [\n    \"transcripts\",\n    \"research\",\n    \"podcasts\",\n    \"news\",\n    \"filings\",\n    \"expert_interviews\"\n  ],\n  \"packages\": [\n    \"sec_filings\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.bigdata.com/v1/knowledge-graph/sources")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-API-KEY"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"query\": \"MT Newswire\",\n  \"countries\": [\n    \"US\",\n    \"FR\",\n    \"GB\"\n  ],\n  \"ranks\": [\n    \"RANK_1\",\n    \"RANK_2\",\n    \"RANK_3\"\n  ],\n  \"categories\": [\n    \"transcripts\",\n    \"research\",\n    \"podcasts\",\n    \"news\",\n    \"filings\",\n    \"expert_interviews\"\n  ],\n  \"packages\": [\n    \"sec_filings\"\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "results": [
    {
      "id": "97C483",
      "name": "Personal Finance with Warren Ingram",
      "country": "ZA",
      "rank": "RANK_1",
      "description": "Personal Finance with Warren Ingram is a program that provides practical advice on money management, including guidance on investing, retirement planning, and wealth creation, through its podcast.",
      "retention": "FULL_HISTORY",
      "webpage": "TV and Radio Transcripts",
      "categories": [
        "podcasts"
      ],
      "packages": [
        "podcasts",
        "all"
      ],
      "subscribed": true
    }
  ],
  "metadata": {
    "request_id": "user_2k3Z4SerTUIieyCfQhGR5UF2Af3",
    "timestamp": "2025-09-30T07:23:05.019121+00:00"
  }
}