curl -i -X GET \
  'https://api.portal.io/public/catalog/categories' \
  -H 'Accept: application/json' \
  -H 'X-MSS-API-APPID: YOUR_APP_ID' \
  -H 'X-MSS-API-USERKEY: YOUR_USER_KEY' \
  -H 'X-MSS-CUSTOM-DATE: Mon, 06 Apr 2026 00:22:19 GMT' \
  -H 'X-MSS-SIGNATURE: BASE64_SIGNATURE'

import requests
from portal_auth import sign_request  # See authentication guide

url = "https://api.portal.io/public/catalog/categories"
timestamp = "Mon, 06 Apr 2026 00:22:19 GMT"
signature = sign_request("GET", url, "", timestamp, "YOUR_USER_KEY", "YOUR_SECRET_KEY")

response = requests.get(url, headers={
    "Accept": "application/json",
    "X-MSS-API-APPID": "YOUR_APP_ID",
    "X-MSS-API-USERKEY": "YOUR_USER_KEY",
    "X-MSS-CUSTOM-DATE": timestamp,
    "X-MSS-SIGNATURE": signature
})
print(response.json())

const { signRequest } = require('./portalAuth'); // See authentication guide

const url = "https://api.portal.io/public/catalog/categories";
const timestamp = new Date().toUTCString();
const signature = signRequest("GET", url, "", timestamp, "YOUR_USER_KEY", "YOUR_SECRET_KEY");

const response = await fetch(url, {
    headers: {
        "Accept": "application/json",
        "X-MSS-API-APPID": "YOUR_APP_ID",
        "X-MSS-API-USERKEY": "YOUR_USER_KEY",
        "X-MSS-CUSTOM-DATE": timestamp,
        "X-MSS-SIGNATURE": signature
    }
});
const data = await response.json();
console.log(data);

[
  {
    "id": 12,
    "name": "Audio",
    "categories": [
      {
        "id": 47,
        "name": "AV Receivers",
        "imageUrl": "https://images.portal.io/categories/47.jpg",
        "subCategories": []
      },
      {
        "id": 48,
        "name": "Amplifiers",
        "imageUrl": null,
        "subCategories": []
      }
    ]
  },
  {
    "id": 13,
    "name": "Video",
    "categories": [
      {
        "id": 60,
        "name": "Displays",
        "imageUrl": "https://images.portal.io/categories/60.jpg",
        "subCategories": [
          {
            "id": 61,
            "name": "4K Displays",
            "imageUrl": null,
            "subCategories": []
          }
        ]
      }
    ]
  }
]