curl --request POST \
  --url https://checkout.dintero.com/v1/view/{session_id}/session/events/payment_information \
  --header 'Content-Type: application/json' \
  --data '
{
  "payment_product_type": "klarna.klarna",
  "billing_address": {
    "first_name": "John",
    "last_name": "Doe",
    "address_line": "Gaustadalleen 21",
    "postal_code": "0349",
    "postal_place": "Oslo",
    "country": "NO",
    "phone_number": "<string>",
    "email": "<string>",
    "address_line_2": "<string>",
    "business_name": "<string>"
  },
  "shipping_address": {
    "first_name": "John",
    "last_name": "Doe",
    "address_line": "Gaustadalleen 21",
    "postal_code": "0349",
    "postal_place": "Oslo",
    "country": "NO",
    "phone_number": "<string>",
    "email": "<string>",
    "address_line_2": "<string>",
    "business_name": "<string>"
  },
  "locale": "en-GB"
}
'

import requests

url = "https://checkout.dintero.com/v1/view/{session_id}/session/events/payment_information"

payload = {
    "payment_product_type": "klarna.klarna",
    "billing_address": {
        "first_name": "John",
        "last_name": "Doe",
        "address_line": "Gaustadalleen 21",
        "postal_code": "0349",
        "postal_place": "Oslo",
        "country": "NO",
        "phone_number": "<string>",
        "email": "<string>",
        "address_line_2": "<string>",
        "business_name": "<string>"
    },
    "shipping_address": {
        "first_name": "John",
        "last_name": "Doe",
        "address_line": "Gaustadalleen 21",
        "postal_code": "0349",
        "postal_place": "Oslo",
        "country": "NO",
        "phone_number": "<string>",
        "email": "<string>",
        "address_line_2": "<string>",
        "business_name": "<string>"
    },
    "locale": "en-GB"
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    payment_product_type: 'klarna.klarna',
    billing_address: {
      first_name: 'John',
      last_name: 'Doe',
      address_line: 'Gaustadalleen 21',
      postal_code: '0349',
      postal_place: 'Oslo',
      country: 'NO',
      phone_number: '<string>',
      email: '<string>',
      address_line_2: '<string>',
      business_name: '<string>'
    },
    shipping_address: {
      first_name: 'John',
      last_name: 'Doe',
      address_line: 'Gaustadalleen 21',
      postal_code: '0349',
      postal_place: 'Oslo',
      country: 'NO',
      phone_number: '<string>',
      email: '<string>',
      address_line_2: '<string>',
      business_name: '<string>'
    },
    locale: 'en-GB'
  })
};

fetch('https://checkout.dintero.com/v1/view/{session_id}/session/events/payment_information', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

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

func main() {

	url := "https://checkout.dintero.com/v1/view/{session_id}/session/events/payment_information"

	payload := strings.NewReader("{\n  \"payment_product_type\": \"klarna.klarna\",\n  \"billing_address\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"address_line\": \"Gaustadalleen 21\",\n    \"postal_code\": \"0349\",\n    \"postal_place\": \"Oslo\",\n    \"country\": \"NO\",\n    \"phone_number\": \"<string>\",\n    \"email\": \"<string>\",\n    \"address_line_2\": \"<string>\",\n    \"business_name\": \"<string>\"\n  },\n  \"shipping_address\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"address_line\": \"Gaustadalleen 21\",\n    \"postal_code\": \"0349\",\n    \"postal_place\": \"Oslo\",\n    \"country\": \"NO\",\n    \"phone_number\": \"<string>\",\n    \"email\": \"<string>\",\n    \"address_line_2\": \"<string>\",\n    \"business_name\": \"<string>\"\n  },\n  \"locale\": \"en-GB\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://checkout.dintero.com/v1/view/{session_id}/session/events/payment_information")
  .header("Content-Type", "application/json")
  .body("{\n  \"payment_product_type\": \"klarna.klarna\",\n  \"billing_address\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"address_line\": \"Gaustadalleen 21\",\n    \"postal_code\": \"0349\",\n    \"postal_place\": \"Oslo\",\n    \"country\": \"NO\",\n    \"phone_number\": \"<string>\",\n    \"email\": \"<string>\",\n    \"address_line_2\": \"<string>\",\n    \"business_name\": \"<string>\"\n  },\n  \"shipping_address\": {\n    \"first_name\": \"John\",\n    \"last_name\": \"Doe\",\n    \"address_line\": \"Gaustadalleen 21\",\n    \"postal_code\": \"0349\",\n    \"postal_place\": \"Oslo\",\n    \"country\": \"NO\",\n    \"phone_number\": \"<string>\",\n    \"email\": \"<string>\",\n    \"address_line_2\": \"<string>\",\n    \"business_name\": \"<string>\"\n  },\n  \"locale\": \"en-GB\"\n}")
  .asString();

{
  "error": {
    "message": "<string>",
    "code": "<string>",
    "errors": [
      {}
    ]
  }
}

{
  "error": {
    "message": "<string>",
    "code": "<string>",
    "errors": [
      {}
    ]
  }
}

{
  "error": {
    "message": "<string>",
    "code": "<string>",
    "errors": [
      {}
    ]
  }
}