curl --request GET \
  --url https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info \
  --header 'api-key: <api-key>'

import requests

url = "https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info"

headers = {"api-key": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {'api-key': '<api-key>'}};

fetch('https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info', 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://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "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"
	"net/http"
	"io"
)

func main() {

	url := "https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("api-key", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info")
  .header("api-key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://mainnet.gomaestro-api.org/v1/pools/{pool_id}/info")

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

request = Net::HTTP::Get.new(url)
request["api-key"] = '<api-key>'

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

{
  "data": {
    "pool_id_bech32": "pool174mw7e20768e8vj4fn8y6p536n8rkzswsapwtwn354dckpjqzr8",
    "pool_id_hex": "f576ef654ff68f93b2554cce4d0691d4ce3b0a0e8742e5ba71a55b8b",
    "active_epoch_no": 6,
    "vrf_key_hash": "352196224497a0fd7bad52d113767660bf70f8b11a8c40c265f7bfb359ebe9ee",
    "margin": 1,
    "fixed_cost": 500000000,
    "pledge": 100000000000000,
    "reward_addr": "stake_test1uzkdwx64sjkt6xxtzye00y3k2m9wn5zultsguadaf4ggmssadyunp",
    "owners": [
      "stake_test1urcnqgzt2x8hpsvej4zfudehahknm8lux894pmqwg5qshgcrn346q"
    ],
    "relays": [
      {
        "dns": "preprod-node.world.dev.cardano.org",
        "srv": null,
        "ipv4": null,
        "ipv6": null,
        "port": 30000
      }
    ],
    "meta_url": null,
    "meta_hash": null,
    "meta_json": null,
    "pool_status": "registered",
    "retiring_epoch": null,
    "op_cert": "4838a036e2540d83eea0d28626f41566dbaf6d263bc9ad95e2ff89740a2a1b65",
    "op_cert_counter": 5,
    "active_stake": 1037439267850,
    "sigma": "0.00432904657047742993",
    "block_count": 145101,
    "live_pledge": 1000053629698,
    "live_stake": 1037439267850,
    "live_delegators": 13,
    "live_saturation": "1.7000"
  },
  "last_updated": {
    "timestamp": "2022-10-10 20:25:28",
    "block_hash": "5daa79fe4bf6581b59e5ebebb7a0ac6b2edd3ade5016e9db09ac67a7661010e5",
    "block_slot": 32288194
  }
}