curl --request GET \
  --url https://app.livechatai.com/api/v2/contacts \
  --header 'Authorization: Bearer <token>'

{
  "status": "success",
  "agentId": "clx1234567890abcdef",
  "data": [
    {
      "id": "contact_1234567890",
      "distinctId": "user_12345",
      "name": "John Doe",
      "email": "john@example.com",
      "phone": "+1234567890",
      "country": "US",
      "createdAt": "2024-01-15T10:30:00Z"
    }
  ],
  "totalCount": 150,
  "pages": {
    "page": 1,
    "perPage": 10,
    "totalPages": 15,
    "hasPrevious": false,
    "hasNext": true,
    "previous": null,
    "next": 2
  }
}