curl --request GET \
  --url https://api.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id} \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id}"

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

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

print(response.text)

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

fetch('https://api.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id}', 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.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id}",
  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: Bearer <token>"
  ],
]);

$response = curl_exec($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.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id}"

	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.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id}")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.onetsolutions.net/v1/organizations/{organization_id}/billing/invoices/{id}")

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

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "legacy_id": 123,
  "invoice_number": "<string>",
  "issue_date": "2023-12-25",
  "due_date": "2023-12-25",
  "subtotal": "<string>",
  "tax_amount": "<string>",
  "total": "<string>",
  "tax_rate": "<string>",
  "tax_country": "<string>",
  "is_reverse_charge": true,
  "status": "draft",
  "paid_at": "2023-11-07T05:31:56Z",
  "amount_paid": "<string>",
  "refunded_at": "2023-11-07T05:31:56Z",
  "cancelled_at": "2023-11-07T05:31:56Z",
  "credit": "<string>",
  "pdf_file": "<string>",
  "items": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "description": "<string>",
      "unit_price": "<string>",
      "subtotal": "<string>",
      "type": "<string>",
      "quantity": "<string>",
      "taxed": true,
      "instance": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "metadata": "<unknown>"
    }
  ],
  "payments": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "legacy_id": 123,
      "amount": "<string>",
      "currency": "<string>",
      "payment_method": {},
      "status": "pending",
      "paid_at": "2023-11-07T05:31:56Z",
      "created": "2023-11-07T05:31:56Z"
    }
  ],
  "balance_transactions": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "legacy_id": 123,
      "transaction_type": "topup",
      "amount": "<string>",
      "balance_before": "<string>",
      "balance_after": "<string>",
      "created": "2023-11-07T05:31:56Z"
    }
  ],
  "promo_code_usages": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "promo_code_name": "<string>",
      "discount_amount": "<string>",
      "created": "2023-11-07T05:31:56Z"
    }
  ],
  "orders": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "legacy_id": 123,
      "legacy_order_number": "<string>",
      "order_date": "2023-11-07T05:31:56Z",
      "amount": "<string>",
      "currency": "<string>",
      "status": "pending",
      "payment_gateway_name": "<string>",
      "created": "2023-11-07T05:31:56Z"
    }
  ],
  "billing_info": {
    "billing_name": "<string>",
    "billing_email": "jsmith@example.com",
    "company_name": "<string>",
    "address_1": "<string>",
    "address_2": "<string>",
    "city": "<string>",
    "state": "<string>",
    "postcode": "<string>",
    "country": "<string>",
    "vat_number": "<string>",
    "vat_validated": true
  },
  "created": "2023-11-07T05:31:56Z",
  "modified": "2023-11-07T05:31:56Z",
  "currency": "<string>",
  "notes": "<string>"
}