{ "agent_meta": { "type": "agent_product", "schema": "mcc_agent", "schema_version": "1.1", "generated_at": "2026-11-07", "source_of_truth": "MCC Commerce Engine" }, "request_context": { "language": { "id_lang": 1, "iso_code": "de", "url_prefix": "\/de\/" }, "delivery_country": { "id_country": 0, "iso_code": false }, "currency": { "id_currency": 1, "iso_code": "EUR", "name": "Euro", "symbol": "\u20ac" }, "complete": true }, "context_switching": { "available": true, "mode": "on_demand_resolver", "stateless": true, "resolver": "links.agent.contexts", "fetch_when": "requested_context_differs", "dimensions": [ "language", "delivery_country", "currency" ], "unspecified_dimensions": "preserve_request_context", "selection": { "match": "exact", "source": "available_contexts", "result": "available_contexts[].target_url" }, "target": { "resource": "product", "id_product": 798 }, "full_context_in_target_url": true, "requires_session_persistence": false, "manual_url_construction_allowed": false, "instruction": "When a requested language, delivery country or currency differs from request_context, fetch links.agent.contexts. Preserve dimensions not explicitly changed by the user, select the exact matching entry and follow target_url unchanged." }, "platform": { "name": "MCC Agentic Commerce", "version": "1.0", "commerce_engine": "MCC Commerce Engine", "agent_interface": "MCC Agentic API" }, "instructions": { "purpose": "This endpoint provides the complete machine-readable representation of one product in the active language, delivery-country and currency context.", "rules": [ "All prices, taxes, availability and actions in data.product apply only to request_context.", "When variants exist, select the matching entry from data.product.variant_offers and use its exact price, availability and action URL.", "Do not infer a variant price from the product-level price or from another variant.", "Use the exact action.url supplied by the selected offer. Do not construct add-to-cart URLs manually.", "When language, delivery country or currency must change, fetch links.agent.contexts and follow the exact matching target_url unchanged.", "Prices, taxes, inventory and availability are calculated by the shop.", "Do not invent unavailable product, variant, price, stock, shipping or checkout information." ] }, "capabilities": { "root": true, "sitemap": true, "search": true, "product": true, "contexts": true, "category": true, "cart": true, "cms_page": false, "checkout": false }, "links": { "self": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=798&setCountry=0&setCurrency=1", "agent": { "root": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/root?setCountry=0&setCurrency=1", "sitemap": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/sitemap?setCountry=0&setCurrency=1", "search": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/search?setCountry=0&setCurrency=1", "cart": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/cart?setCountry=0&setCurrency=1", "product": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=798&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=798&setCountry=0&setCurrency=1" }, "human": { "home": "https:\/\/musiccraft-instruments.com\/", "sitemap": "https:\/\/musiccraft-instruments.com\/de\/sitemap", "search": "https:\/\/musiccraft-instruments.com\/de\/suche", "product": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html", "cart": "https:\/\/musiccraft-instruments.com\/de\/bestellung", "contact": "https:\/\/musiccraft-instruments.com\/de\/kontaktiere-uns" } }, "commerce_model": { "pricing": "server_calculated", "tax": "server_calculated", "shipping": "server_calculated", "inventory": "live", "currencies": "context_based", "languages": "url_based" }, "data": { "product": { "@context": "https://schema.org", "@type": "Product", "@id": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=798&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=798&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html" }, "id_product": 798, "name": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "description": "Gespielte historische Violine in 4\/4-Gr\u00f6\u00dfe, vom Geigenbaumeister \u00fcberpr\u00fcft und \u00fcberholt. Mit Larsen-Saiten, Ebenholzgarnitur und brauner Lackierung.", "full_description": "Diese historische Violine in 4\/4-Gr\u00f6\u00dfe ist ein gespieltes Einzelst\u00fcck mit unbekanntem Hersteller. Das Instrument wurde von einem Geigenbaumeister \u00fcberpr\u00fcft und \u00fcberholt und steht damit als gebrauchtes, spielbereites Instrument zur Verf\u00fcgung. Die Violine ist mit Larsen-Saiten ausgestattet und besitzt eine Ebenholzgarnitur. Die braune Lackierung unterstreicht den klassischen Charakter des Instruments. Das Instrument ist wahlweise einzeln oder im Set mit Etui und Bogen erh\u00e4ltlich. Da es sich um ein historisches Einzelst\u00fcck handelt, ist jedes Detail des Instruments individuell und nicht mit einem serienm\u00e4\u00dfig gefertigten Neuinstrument vergleichbar.", "additional_text": "Produkttyp: historische Violine \n Gr\u00f6\u00dfe: 4\/4 \n Zustand: gebraucht \n Einzelst\u00fcck \n Hersteller: unbekannt \n Vom Geigenbaumeister \u00fcberpr\u00fcft und \u00fcberholt \n Saiten: Larsen \n Garnitur: Ebenholz \n Lackierung: Braun \n Erh\u00e4ltlich als einzelnes Instrument oder im Set mit Etui und Bogen", "sku": "901\/3248", "mpn": "901\/3248", "ean13": "", "upc": "", "brand": { "@type": "Brand", "name": "MIGMA eG", "url": "https:\/\/musiccraft-instruments.com\/de\/migma-eg_21" }, "manufacturer": { "@type": "Organization", "id_manufacturer": 21, "name": "MIGMA eG", "url": "https:\/\/musiccraft-instruments.com\/de\/migma-eg_21" }, "supplier": { "@type": "Organization", "id_supplier": 1, "name": "Migma e.G." }, "main_category": { "id_category": 7, "name": "Restauration", "link_rewrite": "restauration", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=7&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/restauration-7" } }, "categories": [ { "id_category": 4, "name": "Instrumente", "link_rewrite": "instrumente", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=4&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/instrumente-4" } }, { "id_category": 6, "name": "Equipment & Essentials", "link_rewrite": "equipment-essentials", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=6&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/equipment-essentials-6" } }, { "id_category": 7, "name": "Restauration", "link_rewrite": "restauration", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=7&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/restauration-7" } }, { "id_category": 5, "name": "Highlight", "link_rewrite": "highlight", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=5&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/highlight-5" } } ], "features": [ { "id_feature": 1, "id_feature_value": 499, "name": "Produkttyp", "value": "Historisch & Restauriert" }, { "id_feature": 1, "id_feature_value": 3, "name": "Produkttyp", "value": "Einzelartikel" }, { "id_feature": 15, "id_feature_value": 130, "name": "Besteuerung", "value": "Standard Rate" }, { "id_feature": 9, "id_feature_value": 148, "name": "Instrument", "value": "Violine" }, { "id_feature": 2, "id_feature_value": 501, "name": "Besonderheit", "value": "Unikat" }, { "id_feature": 4, "id_feature_value": 153, "name": "Kondition", "value": "gebraucht" }, { "id_feature": 4, "id_feature_value": 154, "name": "Kondition", "value": "aufbereitet" } ], "agent_faqs": [ ], "images": [ { "id_image": 3747, "cover": true, "position": 1, "legend": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "url": "https:\/\/cdn2.musiccraft-instruments.com\/3747-large_default\/historische-violine-4-4-etui-bogen.webp" }, { "id_image": 3746, "cover": false, "position": 2, "legend": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3746-large_default\/historische-violine-4-4-etui-bogen.webp" }, { "id_image": 3748, "cover": false, "position": 3, "legend": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3748-large_default\/historische-violine-4-4-etui-bogen.webp" }, { "id_image": 3743, "cover": false, "position": 4, "legend": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3743-large_default\/historische-violine-4-4-etui-bogen.webp" }, { "id_image": 3744, "cover": false, "position": 5, "legend": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3744-large_default\/historische-violine-4-4-etui-bogen.webp" }, { "id_image": 3745, "cover": false, "position": 6, "legend": "Historische Violine 4\/4 \u2013 Einzelst\u00fcck mit Etui und Bogen", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3745-large_default\/historische-violine-4-4-etui-bogen.webp" } ], "shipping_weight": { "@type": "QuantitativeValue", "value": 2, "unitCode": "KGM", "note": "Shipping weight, not product content." }, "variant_model": { "has_variants": true, "variant_count": 2, "default_id_product_attribute": 1104 }, "offers": { "@type": "Offer", "offer_scope": "default_variant", "id_product": 798, "id_product_attribute": 1104, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html", "price": 995.00, "priceCurrency": "EUR", "availability": "https://schema.org/InStock", "itemCondition": "https://schema.org/NewCondition", "seller": { "@type": "Organization", "name": "musiccraft - instruments", "url": "https:\/\/musiccraft-instruments.com\/", "telephone": "+49 (0) 34 20 63 14 888" }, "priceSpecification": { "@type": "PriceSpecification", "price": 995.00, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } }, "variant_offers": [ { "@type": "Offer", "id_product": 798, "id_product_attribute": 1104, "is_default": true, "sku": "901\/3248-1", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/3747-large_default\/historische-violine-4-4-etui-bogen.webp", "attributes": [ { "group_id": 28, "group_name": "Variante", "value": "Instrument einzeln" } ], "attribute_summary": "Variante: Instrument einzeln", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 836.13, "tax_included": 995.00, "without_reduction_tax_excluded": 836.13, "without_reduction_tax_included": 995.00, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 1, "minimal_quantity": 1, "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/de\/warenkorb?add=1&id_product=798&id_product_attribute=1104&qty=1&setCountry=0&setCurrency=1" } }, { "@type": "Offer", "id_product": 798, "id_product_attribute": 1105, "is_default": false, "sku": "901\/3248-2", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/historische-violine-4-4-etui-bogen-798.html", "image": "https:\/\/cdn3.musiccraft-instruments.com\/3748-large_default\/historische-violine-4-4-etui-bogen.webp", "attributes": [ { "group_id": 28, "group_name": "Variante", "value": "Instrument im Set mit Etui und Bogen" } ], "attribute_summary": "Variante: Instrument im Set mit Etui und Bogen", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 920.17, "tax_included": 1095.00, "without_reduction_tax_excluded": 920.17, "without_reduction_tax_included": 1095.00, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 1, "minimal_quantity": 1, "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/de\/warenkorb?add=1&id_product=798&id_product_attribute=1105&qty=1&setCountry=0&setCurrency=1" } } ], "pricing": { "scope": "default_variant", "default_id_product_attribute": 1104, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 995.00, "price_tax_excluded": 836.13, "price_without_reduction": 836.13, "reduction_percent": 0, "reduction_price": 0 }, "availability": { "status": "https://schema.org/InStock", "orderable": true, "available_for_order": true, "show_price": true, "quantity": 2, "minimal_quantity": 1, "variant_stock_available": true, "allow_buy_when_out_of_stock": false, "stock_management": false, "is_virtual": false } }, "actions": { "add_to_cart": { "type": "cart_add", "method": "GET", "requires_context": true, "required_context_parameters": [ "setCountry", "setCurrency" ], "instruction": "Use the exact action.url from data.product.offers for a simple product or from the selected data.product.variant_offers entry. Respect action.enabled and action.quantity." } } } }