curl --request GET \
  --url https://api.kit.com/v4/purchases/{id} \
  --header 'Authorization: Bearer <token>'

require 'uri'
require 'net/http'

url = URI("https://api.kit.com/v4/purchases/{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

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

fetch('https://api.kit.com/v4/purchases/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

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

func main() {

	url := "https://api.kit.com/v4/purchases/{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))

}

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.kit.com/v4/purchases/{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;
}

import requests

url = "https://api.kit.com/v4/purchases/{id}"

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

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

print(response.text)

{
  "purchase": {
    "id": 14,
    "transaction_id": "796-92-4892",
    "subscriber_id": 24,
    "status": "paid",
    "email_address": "pru.magoo@convertkit.dev",
    "currency": "USD",
    "transaction_time": "2023-02-17T11:43:55Z",
    "subtotal": 78.66,
    "discount": 5,
    "tax": 7.87,
    "total": 81.53,
    "products": [
      {
        "quantity": 1,
        "lid": "811-75-7900",
        "unit_price": 23.22,
        "sku": null,
        "name": "Phantom Hourglass",
        "pid": "804-02-4430"
      },
      {
        "quantity": 1,
        "lid": "766-49-1241",
        "unit_price": 32.22,
        "sku": null,
        "name": "Twilight Princess",
        "pid": "833-51-1151"
      }
    ],
    "source": "Gumroad"
  }
}

{
  "errors": [
    "The access token is invalid"
  ]
}

{
  "errors": [
    "Not Found"
  ]
}