Validate IBAN format and checksum API

import requests

response = requests.post(
    "https://api.scorika.com/v1/check/iban",
    headers={"X-Api-Key": "sk_live_your_api_key"},
    json={"iban"=>"CZ6508000000192000145399"}
)
print(response.json())

const res = await fetch('https://api.scorika.com/v1/check/iban', {
  method: 'POST',
  headers: {'X-Api-Key': 'sk_live_your_api_key', 'Content-Type': 'application/json'},
  body: JSON.stringify({"iban":"CZ6508000000192000145399"})
});
console.log(await res.json());

require 'net/http'
require 'json'

uri = URI('https://api.scorika.com/v1/check/iban')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true
req = Net::HTTP::Post.new(uri)
req['X-Api-Key'] = 'sk_live_your_api_key'
req['Content-Type'] = 'application/json'
req.body = {"iban":"CZ6508000000192000145399"}.to_json
puts http.request(req).body