curl --request GET \
  --url https://api.print.app/v2/print-options/templates/{key} \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.print.app/v2/print-options/templates/{key}"

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

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

print(response.text)

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

fetch('https://api.print.app/v2/print-options/templates/{key}', 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.print.app/v2/print-options/templates/{key}",
  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.print.app/v2/print-options/templates/{key}"

	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.print.app/v2/print-options/templates/{key}")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.print.app/v2/print-options/templates/{key}")

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

{
  "object": "option_set_template",
  "key": "flyers",
  "name": "Flyers",
  "description": "Size, sides, tiered per-unit pricing.",
  "currency": "USD",
  "fields": [
    {
      "id": "size",
      "label": "Size",
      "type": "select-one",
      "role": "size",
      "source": {
        "role": "size"
      },
      "reference": "po:role/size",
      "sends": "choice id as value, label as text",
      "choices": [
        {
          "value": "a5",
          "label": "A5",
          "selected": true
        },
        {
          "value": "a4",
          "label": "A4",
          "selected": false
        }
      ]
    }
  ],
  "config": {
    "version": "2.0",
    "productId": "flyers",
    "title": "Flyers",
    "layout": "stacked",
    "pricing": {
      "currency": "USD",
      "basePrice": {
        "amount": 10,
        "per": "order"
      }
    },
    "sections": [
      {
        "id": "main",
        "title": "Your flyer",
        "fields": [
          {
            "id": "size",
            "type": "select-one",
            "display": "pills",
            "label": "Size",
            "role": "size",
            "required": true,
            "options": [
              {
                "id": "a5",
                "label": "A5",
                "default": true,
                "priceModifiers": []
              },
              {
                "id": "a4",
                "label": "A4",
                "priceModifiers": [
                  {
                    "type": "fixed",
                    "amount": 5
                  }
                ]
              }
            ],
            "priceModifiers": []
          }
        ]
      }
    ]
  }
}

{
  "error": true,
  "code": "unauthorized",
  "message": "Missing or invalid secret key. Send it as \"Authorization: Bearer sk_…\".",
  "requestId": "FZn-uhymjoEEJow="
}

{
  "error": true,
  "code": "account_suspended",
  "message": "This account is suspended. Settle the outstanding invoice in the Print.App dashboard.",
  "requestId": "FZn-uhymjoEEJow="
}

{
  "error": true,
  "code": "not_found",
  "message": "Not found.",
  "requestId": "FZn-uhymjoEEJow="
}

{
  "message": "Too Many Requests"
}

{
  "error": true,
  "code": "internal_error",
  "message": "Something went wrong on our side. Retry the request; if it keeps failing, contact support with the requestId.",
  "requestId": "FZn-uhymjoEEJow="
}