E-commerce price drops and restocks: change events detected between daily crawls of ~500 Shopify brand stores. type = price_drop, price_rise, restock, sellout, new_product, removed (comma list; default price_drop,restock). Filter by domain, category (apparel, beauty, electronics, supplements, home, outdoor, jewelry, pets, toys) or brand; days 1-30 (default 7); limit up to 500. Each event has store, brand, product, variant, old and new price, change % and URL. Use it for deal alerts, competitor price monitoring and restock watching