curl -X GET "https://api.mailgreet.com/api/v1/external/subscribers/550e8400-e29b-41d4-a716-446655440000" \
  -H "Authorization: Bearer YOUR_API_KEY"

const subscriberId = '550e8400-e29b-41d4-a716-446655440000';

const response = await fetch(
  `https://api.mailgreet.com/api/v1/external/subscribers/${subscriberId}`,
  {
    headers: {
      'Authorization': 'Bearer YOUR_API_KEY'
    }
  }
);

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

import requests

subscriber_id = '550e8400-e29b-41d4-a716-446655440000'

response = requests.get(
    f'https://api.mailgreet.com/api/v1/external/subscribers/{subscriber_id}',
    headers={'Authorization': 'Bearer YOUR_API_KEY'}
)

print(response.json())

<?php
$subscriberId = '550e8400-e29b-41d4-a716-446655440000';

$ch = curl_init();

curl_setopt_array($ch, [
    CURLOPT_URL => "https://api.mailgreet.com/api/v1/external/subscribers/{$subscriberId}",
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer YOUR_API_KEY'
    ]
]);

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

echo $response;

{
  "success": true,
  "data": {
    "id": "550e8400-e29b-41d4-a716-446655440000",
    "email": "john@example.com",
    "first_name": "John",
    "last_name": "Doe",
    "phone": "+1234567890",
    "status": "active",
    "groups": [
      {
        "id": "770e8400-e29b-41d4-a716-446655440002",
        "name": "Newsletter"
      },
      {
        "id": "880e8400-e29b-41d4-a716-446655440003",
        "name": "Product Updates"
      }
    ],
    "custom_fields": {
      "company": "Acme Inc",
      "role": "Marketing Manager",
      "signup_source": "website"
    },
    "notes": [
      {
        "id": "note-uuid",
        "content": "VIP customer - prioritize support",
        "created_at": "2026-01-15T10:30:00Z"
      }
    ],
    "created_at": "2026-01-13T12:00:00Z",
    "updated_at": "2026-01-18T14:00:00Z"
  }
}

{
  "success": false,
  "error": "Subscriber not found"
}

{
  "success": false,
  "error": "Invalid or missing API key"
}