const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.gnosispay.com/api/v1/ibans/available', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

curl --request GET \
  --url https://api.gnosispay.com/api/v1/ibans/available \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.gnosispay.com/api/v1/ibans/available"

headers = {"Authorization": "Bearer <token>"}

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

print(response.text)

package main

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

func main() {

	url := "https://api.gnosispay.com/api/v1/ibans/available"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.gnosispay.com/api/v1/ibans/available")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.gnosispay.com/api/v1/ibans/available")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "data": {
    "available": true
  }
}

{
  "message": "<string>"
}

{
  "error": "Internal server error"
}