curl --request GET \
  --url https://mainnet.mirrornode.hedera.com/api/v1/schedules

import requests

url = "https://mainnet.mirrornode.hedera.com/api/v1/schedules"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://mainnet.mirrornode.hedera.com/api/v1/schedules', 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.mirrornode.hedera.com/api/v1/schedules",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($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.mirrornode.hedera.com/api/v1/schedules"

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

	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.mirrornode.hedera.com/api/v1/schedules")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://mainnet.mirrornode.hedera.com/api/v1/schedules")

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

request = Net::HTTP::Get.new(url)

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

{
  "schedules": [
    {
      "admin_key": {
        "_type": "ProtobufEncoded",
        "key": "15706b229b3ba33d4a5a41ff54ce1cfe0a3d308672a33ff382f81583e02bd743"
      },
      "consensus_timestamp": "1586567700.453054000",
      "creator_account_id": "0.0.2",
      "deleted": false,
      "executed_timestamp": "1586567700.453054000",
      "expiration_time": "1586567700.453054000",
      "memo": "created on 02/10/2021",
      "payer_account_id": "0.0.2",
      "schedule_id": "0.0.2",
      "signatures": [
        {
          "consensus_timestamp": "1586567700.453054000",
          "public_key_prefix": "AAEBAwuqAwzB",
          "signature": "3q2+7wABAQMLqgMMwQ==",
          "type": "ED25519"
        }
      ],
      "transaction_body": "Kd6tvu8=",
      "wait_for_expiry": true
    }
  ],
  "links": {
    "next": null
  }
}

{
  "_status": {
    "messages": [
      {
        "message": "Invalid parameter: account.id"
      },
      {
        "message": "Invalid Transaction id. Please use \\shard.realm.num-sss-nnn\\ format where sss are seconds and nnn are nanoseconds"
      }
    ]
  }
}