{
    "success": true,
    "data": {
        "name": "UK Shrimp Marketplace API",
        "version": "1.0.0",
        "documentation": {
            "public_endpoints": {
                "GET \/?action=home": "API information and documentation",
                "POST \/?action=login": "Login with username and password",
                "GET \/?action=listings": "Get all listings (supports filters)",
                "GET \/?action=listing&id=X": "Get single listing by ID",
                "GET \/?action=categories": "Get all categories"
            },
            "protected_endpoints": {
                "GET \/?action=sales-summary": "Sales analytics (requires auth)",
                "GET \/?action=user-stats": "User statistics (requires auth)",
                "GET \/?action=popular-items": "Popular items (requires auth)"
            },
            "parameters": {
                "listings": "type, category_id, search, page, limit",
                "sales-summary": "start_date, end_date, group_by",
                "popular-items": "days, limit"
            }
        }
    }
}