curl -X GET "https://api.trycase.ai/api/v1/suppliers?region=Napa" \
  -H "Authorization: Bearer YOUR_API_KEY"

{
  "data": [
    {
      "id": "sup_xyz789",
      "name": "Stag's Leap Wine Cellars",
      "dba_name": null,
      "location": "Napa, CA",
      "total_products": 42,
      "created_at": "2025-01-01T00:00:00Z"
    },
    {
      "id": "sup_def456",
      "name": "Ridge Vineyards",
      "dba_name": null,
      "location": "Cupertino, CA",
      "total_products": 28,
      "created_at": "2025-01-02T00:00:00Z"
    }
  ],
  "meta": {
    "total": 150,
    "page": 1,
    "per_page": 50,
    "total_pages": 3
  }
}