Extract REWE Data Germany's #2 traditional grocery chain

{ "rewe_id": "REW-784562839", "platform": "rewe", "country": "germany", "postal_code": "10115", "store_id": "REW-BER-021", "scraped_at": "2026-06-09T10:23:00Z", "product": { "title": "Coca-Cola Original 1.5L", "brand": "Coca-Cola", "category_path": "Getränke > Limonade > Cola", "size": "1.5L", "is_rewe_brand": false }, "price": { "current": 1.99, "regular": 2.29, "currency": "EUR", "unit_price": "€1.33/L", "deposit_eur": 0.25 }, "payback_points": { "earn_rate_pct": 0.5, "points_earnable": 1 }, "competing_rewe_brand": { "exists": true, "rewe_name": "ja! Cola 1.5L", "rewe_price": 0.55, "savings_vs_brand": "72% cheaper" }, "competing_beste_wahl": { "exists": false }, "availability": { "in_stock": true, "store_in_stock": true, "rewe_lieferservice_available": true }, "rating": {"value": 4.7, "count": 248}, "api_meta": {"credits_used": 1, "response_time_ms": 487} }