curl --request GET \
  --url https://api.orafi.app/v1/customers \
  --header 'x-api-key: <api-key>'

{
  "success": true,
  "message": "Customers retrieved successfully",
  "data": [
    {
      "id": "customer_abc123",
      "firstname": "John",
      "lastname": "Doe",
      "email": "john.doe@example.com",
      "totalSpent": 500.5,
      "createdAt": "2023-11-07T05:31:56Z"
    }
  ]
}