{
  "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": 2,
      "iso_code": "en",
      "url_prefix": "\/en\/"
    },
    "delivery_country": {
      "id_country": 1,
      "iso_code": "DE"
    },
    "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": 711
    },
    "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\/en\/mcc\/mcc_agent\/product?id_product=711&setCountry=1&setCurrency=1",
    "agent": {
      "root": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/root?setCountry=1&setCurrency=1",
      "sitemap": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/sitemap?setCountry=1&setCurrency=1",
      "search": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/search?setCountry=1&setCurrency=1",
      "cart": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/cart?setCountry=1&setCurrency=1",
      "product": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=711&setCountry=1&setCurrency=1",
      "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=711&setCountry=1&setCurrency=1"
    },
    "human": {
      "home": "https:\/\/musiccraft-instruments.com\/",
      "sitemap": "https:\/\/musiccraft-instruments.com\/en\/sitemap",
      "search": "https:\/\/musiccraft-instruments.com\/en\/search",
      "product": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
      "cart": "https:\/\/musiccraft-instruments.com\/en\/order",
      "contact": "https:\/\/musiccraft-instruments.com\/en\/contact-us"
    }
  },

  "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\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html#product",
      "url": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
      "urls": {
        "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=711&setCountry=1&setCurrency=1",
        "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=711&setCountry=1&setCurrency=1",
        "human": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html"
      },

      "id_product": 711,
      "name": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
      "description": "Mechanical Wittner System M\u00e4lzel metronome with plastic case, bell and wind-up mechanism. No batteries required, available in four finishes.",
      "full_description": "The  Wittner System M\u00e4lzel Metronome  is a classic mechanical metronome with a plastic case and integrated bell.  The metronome is mechanically wound and requires no batteries. The bell complements the traditional metronome function.  The plastic case is available in black, matte walnut, designer burl wood or mahogany grain finish.",
      "additional_text": "Model: System M\u00e4lzel \n Product type: Mechanical metronome \n Drive: Mechanical, wind-up \n Batteries required: No \n Bell: With bell \n Case: Plastic \n Finishes: Black, matte walnut, designer burl wood or mahogany grain \n Manufacturer: Wittner \u2013 Division of GEWA music GmbH",

      "sku": "819\/140",
      "mpn": "819\/140",
      "ean13": "",
      "upc": "",

      "brand": {
        "@type": "Brand",
        "name": "Wittner \u2013 Division of GEWA music GmbH",
        "url": "https:\/\/musiccraft-instruments.com\/en\/wittner-division-of-gewa-music-gmbh_19"      },

      "manufacturer": {
        "@type": "Organization",
        "id_manufacturer": 19,
        "name": "Wittner \u2013 Division of GEWA music GmbH",
        "url": "https:\/\/musiccraft-instruments.com\/en\/wittner-division-of-gewa-music-gmbh_19"      },

      "supplier": {
        "@type": "Organization",
        "id_supplier": 1,
        "name": "Migma e.G."
      },

      "main_category": {
        "id_category": 72,
        "name": "Metronomes",
        "link_rewrite": "metronomes",
        "urls": {
          "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=72&setCountry=1&setCurrency=1",
          "human": "https:\/\/musiccraft-instruments.com\/en\/metronomes-72"
        }
      },

      "categories": [
                            {
            "id_category": 4,
            "name": "Instruments",
            "link_rewrite": "instruments",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=4&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/instruments-4"
            }
          },                    {
            "id_category": 6,
            "name": "Equipment & Essentials",
            "link_rewrite": "equipment-essentials",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=6&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/equipment-essentials-6"
            }
          },                    {
            "id_category": 7,
            "name": "Restoration",
            "link_rewrite": "restoration",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=7&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/restoration-7"
            }
          },                    {
            "id_category": 5,
            "name": "Highlight",
            "link_rewrite": "highlight",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=5&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/highlight-5"
            }
          }                        ],

      "features": [
                            {
            "id_feature": 9,
            "id_feature_value": 490,
            "name": "Instrument",
            "value": "Metronome"
          },                    {
            "id_feature": 2,
            "id_feature_value": 502,
            "name": "Badges",
            "value": "Different variants"
          },                    {
            "id_feature": 18,
            "id_feature_value": 392,
            "name": "Core material",
            "value": "Plastic"
          }                        ],

      "agent_faqs": [
              ],

      "images": [
                            {
            "id_image": 3491,
            "cover": false,
            "position": 1,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/3491-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3492,
            "cover": false,
            "position": 2,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/3492-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3493,
            "cover": false,
            "position": 3,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/3493-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3494,
            "cover": true,
            "position": 4,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/3494-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3495,
            "cover": false,
            "position": 5,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/3495-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3496,
            "cover": true,
            "position": 6,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/3496-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3497,
            "cover": false,
            "position": 7,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/3497-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3498,
            "cover": false,
            "position": 8,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/3498-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3499,
            "cover": false,
            "position": 9,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/3499-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          },                    {
            "id_image": 3490,
            "cover": false,
            "position": 10,
            "legend": "Wittner System M\u00e4lzel Metronome \u2013 Plastic Case with Bell",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/3490-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp"
          }                        ],

            "shipping_weight": {
        "@type": "QuantitativeValue",
        "value": 0.65,
        "unitCode": "KGM",
        "note": "Shipping weight, not product content."
      },
      
      
      "variant_model": {
        "has_variants": true,
        "variant_count": 4,
        "default_id_product_attribute": 915
      },

      "offers": {
        "@type": "Offer",
        "offer_scope": "default_variant",
        "id_product": 711,
        "id_product_attribute": 915,
        "url": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
        "price": 83.00,
        "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": 83.00,
          "priceCurrency": "EUR",
          "valueAddedTaxIncluded": true        }
              },

      "variant_offers": [
                            {
            "@type": "Offer",
            "id_product": 711,
            "id_product_attribute": 915,
            "is_default": true,
            "sku": "819\/141",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
            "image": "https:\/\/cdn2.musiccraft-instruments.com\/3496-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 17,
                  "group_name": "Color",
                  "value": "Black"
                }                                          ],
            "attribute_summary": "Color: Black",

            "price": {
              "delivery_country": "DE",
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 69.75,
              "tax_included": 83.00,
              "without_reduction_tax_excluded": 69.75,
              "without_reduction_tax_included": 83.00,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 10,
            "minimal_quantity": 1,
            "action": {
              "type": "add_to_cart",
              "method": "GET",
              "enabled": true,
              "quantity": 1,
              "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=711&id_product_attribute=915&qty=1&setCountry=1&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 711,
            "id_product_attribute": 913,
            "is_default": false,
            "sku": "819\/140",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
            "image": "https:\/\/cdn2.musiccraft-instruments.com\/3498-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 17,
                  "group_name": "Color",
                  "value": "Mahogany"
                }                                          ],
            "attribute_summary": "Color: Mahogany",

            "price": {
              "delivery_country": "DE",
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 69.75,
              "tax_included": 83.00,
              "without_reduction_tax_excluded": 69.75,
              "without_reduction_tax_included": 83.00,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 10,
            "minimal_quantity": 1,
            "action": {
              "type": "add_to_cart",
              "method": "GET",
              "enabled": true,
              "quantity": 1,
              "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=711&id_product_attribute=913&qty=1&setCountry=1&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 711,
            "id_product_attribute": 912,
            "is_default": false,
            "sku": "819\/144",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
            "image": "https:\/\/cdn3.musiccraft-instruments.com\/3494-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 17,
                  "group_name": "Color",
                  "value": "Walnut"
                }                                          ],
            "attribute_summary": "Color: Walnut",

            "price": {
              "delivery_country": "DE",
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 69.75,
              "tax_included": 83.00,
              "without_reduction_tax_excluded": 69.75,
              "without_reduction_tax_included": 83.00,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 10,
            "minimal_quantity": 1,
            "action": {
              "type": "add_to_cart",
              "method": "GET",
              "enabled": true,
              "quantity": 1,
              "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=711&id_product_attribute=912&qty=1&setCountry=1&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 711,
            "id_product_attribute": 914,
            "is_default": false,
            "sku": "819\/147",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/wittner-system-maelzel-metronome-plastic-case-with-bell-711.html",
            "image": "https:\/\/cdn2.musiccraft-instruments.com\/3492-large_default\/wittner-system-maelzel-metronome-plastic-case-with-bell.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 17,
                  "group_name": "Color",
                  "value": "Burl Wood"
                }                                          ],
            "attribute_summary": "Color: Burl Wood",

            "price": {
              "delivery_country": "DE",
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 73.53,
              "tax_included": 87.50,
              "without_reduction_tax_excluded": 73.53,
              "without_reduction_tax_included": 87.50,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 10,
            "minimal_quantity": 1,
            "action": {
              "type": "add_to_cart",
              "method": "GET",
              "enabled": true,
              "quantity": 1,
              "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=711&id_product_attribute=914&qty=1&setCountry=1&setCurrency=1"
            }
          }                        ],

      "pricing": {
        "scope": "default_variant",
        "default_id_product_attribute": 915,
        "delivery_country": "DE",
        "currency": "EUR",
        "currency_symbol": "\u20ac",
        "tax_rate": 19,
        "use_taxes": true,
        "show_taxes": true,
        "price_tax_included": 83.00,
        "price_tax_excluded": 69.75,
        "price_without_reduction": 69.75,
        "reduction_percent": 0,
        "reduction_price": 0      },

      "availability": {
        "status": "https://schema.org/InStock",
        "orderable": true,
        "available_for_order": true,
        "show_price": true,
        "quantity": 40,
        "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."
      }
    }
  }
}