curl --request PUT \
  --url https://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_id \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "sender_information": {
    "from_local_part": "<string>",
    "from_domain": "<string>",
    "from_name": "<string>",
    "reply_to_local_part": "<string>",
    "reply_to_name": "<string>"
  },
  "prebuilt_customization": {
    "button_border_radius": 123,
    "button_color": "<string>",
    "button_text_color": "<string>"
  },
  "custom_html_customization": {
    "html_content": "<string>",
    "plaintext_content": "<string>",
    "subject": "<string>"
  }
}
'

import requests

url = "https://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_id"

payload = {
    "name": "<string>",
    "sender_information": {
        "from_local_part": "<string>",
        "from_domain": "<string>",
        "from_name": "<string>",
        "reply_to_local_part": "<string>",
        "reply_to_name": "<string>"
    },
    "prebuilt_customization": {
        "button_border_radius": 123,
        "button_color": "<string>",
        "button_text_color": "<string>"
    },
    "custom_html_customization": {
        "html_content": "<string>",
        "plaintext_content": "<string>",
        "subject": "<string>"
    }
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: '<string>',
    sender_information: {
      from_local_part: '<string>',
      from_domain: '<string>',
      from_name: '<string>',
      reply_to_local_part: '<string>',
      reply_to_name: '<string>'
    },
    prebuilt_customization: {
      button_border_radius: 123,
      button_color: '<string>',
      button_text_color: '<string>'
    },
    custom_html_customization: {html_content: '<string>', plaintext_content: '<string>', subject: '<string>'}
  })
};

fetch('https://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_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://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_id",
  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' => '<string>',
    'sender_information' => [
        'from_local_part' => '<string>',
        'from_domain' => '<string>',
        'from_name' => '<string>',
        'reply_to_local_part' => '<string>',
        'reply_to_name' => '<string>'
    ],
    'prebuilt_customization' => [
        'button_border_radius' => 123,
        'button_color' => '<string>',
        'button_text_color' => '<string>'
    ],
    'custom_html_customization' => [
        'html_content' => '<string>',
        'plaintext_content' => '<string>',
        'subject' => '<string>'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "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://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_id"

	payload := strings.NewReader("{\n  \"name\": \"<string>\",\n  \"sender_information\": {\n    \"from_local_part\": \"<string>\",\n    \"from_domain\": \"<string>\",\n    \"from_name\": \"<string>\",\n    \"reply_to_local_part\": \"<string>\",\n    \"reply_to_name\": \"<string>\"\n  },\n  \"prebuilt_customization\": {\n    \"button_border_radius\": 123,\n    \"button_color\": \"<string>\",\n    \"button_text_color\": \"<string>\"\n  },\n  \"custom_html_customization\": {\n    \"html_content\": \"<string>\",\n    \"plaintext_content\": \"<string>\",\n    \"subject\": \"<string>\"\n  }\n}")

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

	req.Header.Add("Authorization", "Basic <encoded-value>")
	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://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_id")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"<string>\",\n  \"sender_information\": {\n    \"from_local_part\": \"<string>\",\n    \"from_domain\": \"<string>\",\n    \"from_name\": \"<string>\",\n    \"reply_to_local_part\": \"<string>\",\n    \"reply_to_name\": \"<string>\"\n  },\n  \"prebuilt_customization\": {\n    \"button_border_radius\": 123,\n    \"button_color\": \"<string>\",\n    \"button_text_color\": \"<string>\"\n  },\n  \"custom_html_customization\": {\n    \"html_content\": \"<string>\",\n    \"plaintext_content\": \"<string>\",\n    \"subject\": \"<string>\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://management.stytch.com/pwa/v3/projects/:project_slug/email_templates/:template_id")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"<string>\",\n  \"sender_information\": {\n    \"from_local_part\": \"<string>\",\n    \"from_domain\": \"<string>\",\n    \"from_name\": \"<string>\",\n    \"reply_to_local_part\": \"<string>\",\n    \"reply_to_name\": \"<string>\"\n  },\n  \"prebuilt_customization\": {\n    \"button_border_radius\": 123,\n    \"button_color\": \"<string>\",\n    \"button_text_color\": \"<string>\"\n  },\n  \"custom_html_customization\": {\n    \"html_content\": \"<string>\",\n    \"plaintext_content\": \"<string>\",\n    \"subject\": \"<string>\"\n  }\n}"

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

{
  "request_id": "<string>",
  "email_template": {
    "template_id": "<string>",
    "name": "<string>",
    "sender_information": {
      "from_local_part": "<string>",
      "from_domain": "<string>",
      "from_name": "<string>",
      "reply_to_local_part": "<string>",
      "reply_to_name": "<string>"
    },
    "prebuilt_customization": {
      "button_border_radius": 123,
      "button_color": "<string>",
      "button_text_color": "<string>"
    },
    "custom_html_customization": {
      "html_content": "<string>",
      "plaintext_content": "<string>",
      "subject": "<string>"
    }
  },
  "status_code": 123
}

{
  "status_code": 401,
  "request_id": "request-id-test-b05c992f-ebdc-489d-a754-c7e70ba13141",
  "error_type": "unauthorized_credentials",
  "error_message": "Unauthorized credentials.",
  "error_url": "https://stytch.com/docs/api/errors/401"
}

{
  "status_code": 429,
  "request_id": "request-id-test-b05c992f-ebdc-489d-a754-c7e70ba13141",
  "error_type": "too_many_requests",
  "error_message": "Too many requests have been made.",
  "error_url": "https://stytch.com/docs/api/errors/429"
}

{
  "status_code": 500,
  "request_id": "request-id-test-b05c992f-ebdc-489d-a754-c7e70ba13141",
  "error_type": "internal_server_error",
  "error_message": "Oops, something seems to have gone wrong, please reach out to support@stytch.com to let us know what went wrong.",
  "error_url": "https://stytch.com/docs/api/errors/500"
}