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

import requests

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

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}/history', 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}/history",
  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}/history"

	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}/history")
  .header("api-key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

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

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": [
    {
      "epoch_no": 6,
      "active_stake": 100000000000000,
      "active_stake_pct": "33.33333333333333333300",
      "saturation_pct": null,
      "block_cnt": 7243,
      "delegator_cnt": 1,
      "margin": 1,
      "fixed_cost": 500000000,
      "pool_fees": 0,
      "deleg_rewards": 0,
      "epoch_ros": "0"
    },
    {
      "epoch_no": 7,
      "active_stake": 100000000000000,
      "active_stake_pct": "33.33333333333333333300",
      "saturation_pct": null,
      "block_cnt": 7213,
      "delegator_cnt": 1,
      "margin": 1,
      "fixed_cost": 500000000,
      "pool_fees": 0,
      "deleg_rewards": 0,
      "epoch_ros": "0"
    },
    {
      "epoch_no": 8,
      "active_stake": 100000000000000,
      "active_stake_pct": "33.33333333333333333300",
      "saturation_pct": null,
      "block_cnt": 7102,
      "delegator_cnt": 1,
      "margin": 1,
      "fixed_cost": 500000000,
      "pool_fees": 0,
      "deleg_rewards": 0,
      "epoch_ros": "0"
    }
  ],
  "last_updated": {
    "timestamp": "2022-10-10 20:25:28",
    "block_hash": "c8814a8d064e18b46ffbde6add240203df27533c3ca1fb91c8031b88029ec979",
    "block_slot": 32288058
  },
  "next_cursor": null
}