{
  "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": 105
    },
    "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=105&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=105&setCountry=0&setCurrency=1",
      "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=105&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\/wittner-kinnhalter-seitlich-viola-105.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\/wittner-kinnhalter-seitlich-viola-105.html#product",
      "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wittner-kinnhalter-seitlich-viola-105.html",
      "urls": {
        "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=105&setCountry=0&setCurrency=1",
        "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=105&setCountry=0&setCurrency=1",
        "human": "https:\/\/musiccraft-instruments.com\/de\/p\/wittner-kinnhalter-seitlich-viola-105.html"
      },

      "id_product": 105,
      "name": "Wittner Kinnhalter seitlich f\u00fcr Viola \u2013 Komfort f\u00fcr lange Sessions",
      "description": "Der seitliche Viola-Kinnhalter von Wittner bietet hohen Spielkomfort, geringes Gewicht und eine ergonomische Unterst\u00fctzung f\u00fcr entspanntes Musizieren.",
      "full_description": "Viola spielen hei\u00dft oft: mehr Klang, mehr K\u00f6rper, mehr Zeit mit dem Instrument.  Genau deshalb macht guter Komfort hier einen echten Unterschied. Der seitliche Viola-Kinnhalter von Wittner wurde entwickelt, um eine entspannte Haltung zu unterst\u00fctzen und Druckpunkte sp\u00fcrbar zu reduzieren.  Durch die leichte Bauweise und die hautfreundlichen Materialien bleibt das Spielgef\u00fchl angenehm \u2014 auch bei langen Proben, Konzerten oder intensiven \u00dcbungseinheiten. Die seitliche Form sorgt dabei f\u00fcr sicheren Halt und eine nat\u00fcrliche Verbindung zwischen Spieler und Instrument.   Weniger Belastung. Mehr Konzentration auf Klang und Ausdruck.  \n \n Seitliche Ausf\u00fchrung f\u00fcr Viola \n Besonders leicht und angenehm zu tragen \n Hautfreundliche Materialien \n Unterst\u00fctzt entspanntes Spielen \n Ideal f\u00fcr lange Proben und Konzerte \n Qualit\u00e4t von Wittner",
      "additional_text": "Wenn Haltung nat\u00fcrlicher wird, klingt oft auch die Musik freier.",

      "sku": "819\/420",
      "mpn": "819\/420",
      "ean13": "",
      "upc": "",

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

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

      "main_category": {
        "id_category": 76,
        "name": "Kinnhalter",
        "link_rewrite": "kinnhalter",
        "urls": {
          "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=76&setCountry=0&setCurrency=1",
          "human": "https:\/\/musiccraft-instruments.com\/de\/kinnhalter-76"
        }
      },

      "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": 150,
            "name": "Produkttyp",
            "value": "Ersatzteile"
          },                    {
            "id_feature": 1,
            "id_feature_value": 1,
            "name": "Produkttyp",
            "value": "Zubeh\u00f6r"
          },                    {
            "id_feature": 15,
            "id_feature_value": 130,
            "name": "Besteuerung",
            "value": "Standard Rate"
          },                    {
            "id_feature": 9,
            "id_feature_value": 149,
            "name": "Instrument",
            "value": "Viola"
          },                    {
            "id_feature": 28,
            "id_feature_value": 327,
            "name": "Bestandteile",
            "value": "Kinnhalter"
          },                    {
            "id_feature": 29,
            "id_feature_value": 341,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "4\/4"
          },                    {
            "id_feature": 29,
            "id_feature_value": 343,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "3\/4"
          },                    {
            "id_feature": 29,
            "id_feature_value": 345,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "4\/4 bis 1\/16"
          },                    {
            "id_feature": 29,
            "id_feature_value": 348,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "1\/2"
          },                    {
            "id_feature": 29,
            "id_feature_value": 342,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "1\/4"
          },                    {
            "id_feature": 29,
            "id_feature_value": 344,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "1\/16"
          },                    {
            "id_feature": 29,
            "id_feature_value": 347,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "1\/8"
          }                        ],

      "agent_faqs": [
              ],

      "images": [
                            {
            "id_image": 2246,
            "cover": true,
            "position": 1,
            "legend": "Wittner Kinnhalter seitlich f\u00fcr Viola \u2013 Komfort f\u00fcr lange Sessions",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/2246-large_default\/wittner-kinnhalter-seitlich-viola.webp"
          },                    {
            "id_image": 2247,
            "cover": false,
            "position": 2,
            "legend": "Wittner Kinnhalter seitlich f\u00fcr Viola \u2013 Komfort f\u00fcr lange Sessions",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/2247-large_default\/wittner-kinnhalter-seitlich-viola.webp"
          }                        ],

            "shipping_weight": {
        "@type": "QuantitativeValue",
        "value": 0.2,
        "unitCode": "KGM",
        "note": "Shipping weight, not product content."
      },
      
      
      "variant_model": {
        "has_variants": false,
        "variant_count": 0,
        "default_id_product_attribute": 0
      },

      "offers": {
        "@type": "Offer",
        "offer_scope": "product",
        "id_product": 105,
        "id_product_attribute": 0,
        "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wittner-kinnhalter-seitlich-viola-105.html",
        "price": 34.90,
        "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": 34.90,
          "priceCurrency": "EUR",
          "valueAddedTaxIncluded": true        }
        ,

        
        "action": {
          "type": "add_to_cart",
          "method": "GET",
          "enabled": true,
          "quantity": 1,
          "url": "https:\/\/musiccraft-instruments.com\/de\/warenkorb?add=1&id_product=105&qty=1&setCountry=0&setCurrency=1"
        }
              },

      "variant_offers": [
              ],

      "pricing": {
        "scope": "product",
        "default_id_product_attribute": 0,
        "delivery_country": false,
        "currency": "EUR",
        "currency_symbol": "\u20ac",
        "tax_rate": 19,
        "use_taxes": true,
        "show_taxes": true,
        "price_tax_included": 34.90,
        "price_tax_excluded": 29.33,
        "price_without_reduction": 29.33,
        "reduction_percent": 0,
        "reduction_price": 0      },

      "availability": {
        "status": "https://schema.org/InStock",
        "orderable": true,
        "available_for_order": true,
        "show_price": true,
        "quantity": 10,
        "minimal_quantity": 1,
        "variant_stock_available": false,
        "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."
      }
    }
  }
}