curl --request GET \
  --url https://api.spacebring.com/billing/invoices/v1/items/upcoming \
  --header 'Authorization: Basic <encoded-value>'

import requests

url = "https://api.spacebring.com/billing/invoices/v1/items/upcoming"

headers = {"Authorization": "Basic <encoded-value>"}

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

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Basic <encoded-value>'}};

fetch('https://api.spacebring.com/billing/invoices/v1/items/upcoming', 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://api.spacebring.com/billing/invoices/v1/items/upcoming",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>"
  ],
]);

$response = curl_exec($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://api.spacebring.com/billing/invoices/v1/items/upcoming"

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

	req.Header.Add("Authorization", "Basic <encoded-value>")

	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.spacebring.com/billing/invoices/v1/items/upcoming")
  .header("Authorization", "Basic <encoded-value>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.spacebring.com/billing/invoices/v1/items/upcoming")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Basic <encoded-value>'

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

{
  "invoiceItems": [
    {
      "amount": 123,
      "baseAmounts": {
        "currencyCode": "<string>",
        "discountedAmount": 123,
        "totalAmount": 123,
        "totalExcludingTaxAmount": 123,
        "unitAmount": 123,
        "unitExcludingTaxAmount": 123,
        "tax": {
          "amount": 123,
          "inclusive": true,
          "rate": 123,
          "taxableAmount": 123
        }
      },
      "createDate": "2023-11-07T05:31:56Z",
      "currencyCode": "<string>",
      "description": "<string>",
      "discountedAmount": 123,
      "discounts": [
        {
          "coupon": {
            "amountOff": 123,
            "currencyCode": "<string>",
            "duration": "<string>",
            "durationInMonths": 123,
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "percentOff": 123,
            "productTypes": [
              "<string>"
            ],
            "type": "<string>"
          },
          "promocode": {
            "code": "<string>",
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "expiration": "2023-11-07T05:31:56Z",
            "limitByFirstPurchase": true
          },
          "subscriptionId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
        }
      ],
      "id": "<string>",
      "locationRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "netAmount": 123,
      "netUnitAmount": 123,
      "product": {
        "title": "<string>",
        "bookingRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "eventTicketRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "optionRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "orderRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
      },
      "quantity": 0,
      "totalAmount": 123,
      "totalExcludingTaxAmount": 123,
      "type": "<string>",
      "unitAmount": 123,
      "unitExcludingTaxAmount": 123,
      "booking": {},
      "companyRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "creditPackage": {},
      "deleteDate": "2023-11-07T05:31:56Z",
      "invoiceRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "membershipRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "membershipRefCreatedBy": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "orderItem": {},
      "period": {
        "endDate": "2023-11-07T05:31:56Z",
        "startDate": "2023-11-07T05:31:56Z"
      },
      "plan": {},
      "subscriptionRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "tax": {
        "amount": 123,
        "inclusive": true,
        "rate": 123,
        "taxableAmount": 123
      },
      "taxAmount": 123,
      "taxableAmount": 123,
      "ticket": {},
      "userCreatedBy": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "name": "<string>",
        "surname": "<string>"
      }
    }
  ]
}

{
  "message": "<string>",
  "type": "<string>"
}