curl --request PUT \
  --url https://api.craftkit.dev/v1/templates/{slug} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Invoice",
  "description": "Standard customer invoice",
  "manifest": {
    "variables": [
      {
        "key": "customer.name",
        "label": "Customer name",
        "dataType": "text",
        "required": true
      }
    ],
    "loops": []
  }
}
'

import requests

url = "https://api.craftkit.dev/v1/templates/{slug}"

payload = {
    "name": "Invoice",
    "description": "Standard customer invoice",
    "manifest": {
        "variables": [
            {
                "key": "customer.name",
                "label": "Customer name",
                "dataType": "text",
                "required": True
            }
        ],
        "loops": []
    }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'Invoice',
    description: 'Standard customer invoice',
    manifest: {
      variables: [
        {key: 'customer.name', label: 'Customer name', dataType: 'text', required: true}
      ],
      loops: []
    }
  })
};

fetch('https://api.craftkit.dev/v1/templates/{slug}', 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.craftkit.dev/v1/templates/{slug}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'name' => 'Invoice',
    'description' => 'Standard customer invoice',
    'manifest' => [
        'variables' => [
                [
                                'key' => 'customer.name',
                                'label' => 'Customer name',
                                'dataType' => 'text',
                                'required' => true
                ]
        ],
        'loops' => [
                
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.craftkit.dev/v1/templates/{slug}"

	payload := strings.NewReader("{\n  \"name\": \"Invoice\",\n  \"description\": \"Standard customer invoice\",\n  \"manifest\": {\n    \"variables\": [\n      {\n        \"key\": \"customer.name\",\n        \"label\": \"Customer name\",\n        \"dataType\": \"text\",\n        \"required\": true\n      }\n    ],\n    \"loops\": []\n  }\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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.put("https://api.craftkit.dev/v1/templates/{slug}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"Invoice\",\n  \"description\": \"Standard customer invoice\",\n  \"manifest\": {\n    \"variables\": [\n      {\n        \"key\": \"customer.name\",\n        \"label\": \"Customer name\",\n        \"dataType\": \"text\",\n        \"required\": true\n      }\n    ],\n    \"loops\": []\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.craftkit.dev/v1/templates/{slug}")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"Invoice\",\n  \"description\": \"Standard customer invoice\",\n  \"manifest\": {\n    \"variables\": [\n      {\n        \"key\": \"customer.name\",\n        \"label\": \"Customer name\",\n        \"dataType\": \"text\",\n        \"required\": true\n      }\n    ],\n    \"loops\": []\n  }\n}"

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