curl --request GET \
  --url 'https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds'

import json
import requests

url = "https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds"
response = requests.request("GET", url)

print(response.text)

const response = await fetch('https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds', {
  method: 'GET',
});

console.log(await response.text());

<?php
$curl = curl_init();

curl_setopt_array($curl, [
    CURLOPT_URL => 'https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_CUSTOMREQUEST => 'GET',
]);

$response = curl_exec($curl);
echo $response;

package main

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

func main() {
  req, _ := http.NewRequest("GET", "https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds", nil)
  response, _ := http.DefaultClient.Do(req)
  defer response.Body.Close()
  body, _ := io.ReadAll(response.Body)
  fmt.Println(string(body))
}

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

var request = HttpRequest.newBuilder()
    .uri(URI.create("https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds"))
    .method("GET", HttpRequest.BodyPublishers.noBody())
    .build();
var response = HttpClient.newHttpClient().send(
    request, HttpResponse.BodyHandlers.ofString());
System.out.println(response.body());

require 'net/http'
require 'uri'

uri = URI('https://scan.sv-1.global.canton.network.sync.global/api/scan/v0/closed-rounds')
request = Net::HTTP::Get.new(uri)
response = Net::HTTP.start(uri.hostname, uri.port) do |http|
  http.request(request)
end
puts response.body

{
  "rounds": [
    {
      "template_id": "<string>",
      "contract_id": "<string>",
      "payload": {},
      "created_event_blob": "<string>",
      "created_at": "<string>"
    }
  ]
}