const response = await fetch("https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers", {
  method: "GET",
  headers: { "x-api-key": "sm_your_api_key" },
});

const data = await response.json();
console.log(data);

<?php

$ch = curl_init("https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers");
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "x-api-key: sm_your_api_key",
]);

$response = curl_exec($ch);
curl_close($ch);

echo $response;

import requests

response = requests.get(
    "https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers",
    headers={"x-api-key": "sm_your_api_key"},
)

response.raise_for_status()
print(response.json())

require "net/http"
require "uri"

uri = URI("https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers")
request = Net::HTTP::Get.new(uri)
request["x-api-key"] = "sm_your_api_key"

response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
  http.request(request)
end

puts response.body

package main

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

func main() {
	req, err := http.NewRequest("GET", "https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers", nil)
	if err != nil {
		panic(err)
	}
	req.Header.Set("x-api-key", "sm_your_api_key")

	res, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer res.Body.Close()

	body, _ := io.ReadAll(res.Body)
	fmt.Println(string(body))
}

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers"))
    .header("x-api-key", "sm_your_api_key")
    .GET()
    .build();

HttpResponse<String> response = HttpClient.newHttpClient()
    .send(request, HttpResponse.BodyHandlers.ofString());

System.out.println(response.body());

using System.Net.Http;
using System.Text;

var request = new HttpRequestMessage(HttpMethod.Get, "https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers");
request.Headers.Add("x-api-key", "sm_your_api_key");

var client = new HttpClient();
var response = await client.SendAsync(request);

Console.WriteLine(await response.Content.ReadAsStringAsync());

curl -X GET "https://api.sudomock.com/api/v1/psd-mockups/123e4567-e89b-12d3-a456-426614174000/layers" \
  -H "x-api-key: sm_your_api_key"

{
  "data": {
    "layers": [
      {
        "children": [
          {
            "children": [],
            "kind": "text",
            "name": "Badge text",
            "uuid": "523e4567-e89b-12d3-a456-426614174004",
            "visible": true
          },
          {
            "children": [],
            "kind": "shape",
            "name": "Badge shape",
            "uuid": "623e4567-e89b-12d3-a456-426614174005",
            "visible": true
          }
        ],
        "kind": "group",
        "name": "Sleeve badge",
        "uuid": "423e4567-e89b-12d3-a456-426614174003",
        "visible": true
      },
      {
        "children": [],
        "kind": "text",
        "name": "Name",
        "uuid": "323e4567-e89b-12d3-a456-426614174002",
        "visible": true
      },
      {
        "children": [],
        "kind": "text",
        "name": "Nickname",
        "uuid": "923e4567-e89b-12d3-a456-426614174008",
        "visible": false
      },
      {
        "children": [],
        "kind": "smart_object",
        "name": "Main Design",
        "uuid": "223e4567-e89b-12d3-a456-426614174001",
        "visible": true
      },
      {
        "children": [],
        "kind": "pixel",
        "name": "T-shirt",
        "uuid": "723e4567-e89b-12d3-a456-426614174006",
        "visible": true
      },
      {
        "children": [],
        "kind": "fill",
        "name": "Background",
        "uuid": "823e4567-e89b-12d3-a456-426614174007",
        "visible": true
      }
    ],
    "mockup_uuid": "123e4567-e89b-12d3-a456-426614174000"
  },
  "success": true
}