{
  "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": 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": 112
    },
    "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=112&setCountry=0&setCurrency=1",
    "agent": {
      "root": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/root?setCountry=0&setCurrency=1",
      "sitemap": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/sitemap?setCountry=0&setCurrency=1",
      "search": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/search?setCountry=0&setCurrency=1",
      "cart": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/cart?setCountry=0&setCurrency=1",
      "product": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=112&setCountry=0&setCurrency=1",
      "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=112&setCountry=0&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\/hill-viola-chinrest-112.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\/hill-viola-chinrest-112.html#product",
      "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
      "urls": {
        "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=112&setCountry=0&setCurrency=1",
        "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=112&setCountry=0&setCurrency=1",
        "human": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html"
      },

      "id_product": 112,
      "name": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
      "description": "The Hill 4\/4 viola chinrest combines timeless elegance with balanced ergonomics and supports a controlled, relaxed playing experience.",
      "full_description": "The viola needs stability. But not at the cost of freedom of movement.  The Hill 4\/4 viola chinrest brings both worlds together. Its classic shape provides secure support and a direct playing feel without becoming bulky or intrusive.  Especially during long rehearsals or performances, a balanced setup makes a real difference. The Hill chinrest supports natural posture and helps reduce tension while playing.  Elegant wood options such as plum or rosewood also add visual character to the instrument \u2014 from warm and refined to dark and expressive.   Tradition does not have to feel old. Just honestly good.  \n \n Classic Hill design for 4\/4 viola \n Direct and controlled playing feel \n Available in plum and rosewood \n Supports natural playing posture \n Premium craftsmanship and materials \n Ideal for ambitious musicians and professionals",
      "additional_text": "Some classics survive not because of nostalgia \u2014 but because they work.",

      "sku": "876\/168VA",
      "mpn": "876\/168VA",
      "ean13": "",
      "upc": "",

      "brand": {
        "@type": "Brand",
        "name": "Reiner Wilfer Bestandteilmacher",
        "url": "https:\/\/musiccraft-instruments.com\/en\/reiner-wilfer-bestandteilmacher_18"      },

      "manufacturer": {
        "@type": "Organization",
        "id_manufacturer": 18,
        "name": "Reiner Wilfer Bestandteilmacher",
        "url": "https:\/\/musiccraft-instruments.com\/en\/reiner-wilfer-bestandteilmacher_18"      },

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

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

      "categories": [
                            {
            "id_category": 4,
            "name": "Instruments",
            "link_rewrite": "instruments",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=4&setCountry=0&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=0&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=0&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=0&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/highlight-5"
            }
          }                        ],

      "features": [
                            {
            "id_feature": 1,
            "id_feature_value": 150,
            "name": "Product declaration",
            "value": "Spare parts"
          },                    {
            "id_feature": 1,
            "id_feature_value": 1,
            "name": "Product declaration",
            "value": "Utensils"
          },                    {
            "id_feature": 15,
            "id_feature_value": 130,
            "name": "Taxation",
            "value": "Standard Rate"
          },                    {
            "id_feature": 9,
            "id_feature_value": 149,
            "name": "Instrument",
            "value": "Viola"
          },                    {
            "id_feature": 28,
            "id_feature_value": 327,
            "name": "Components",
            "value": "Chin rest"
          },                    {
            "id_feature": 29,
            "id_feature_value": 341,
            "name": "Size for",
            "value": "4\/4"
          },                    {
            "id_feature": 2,
            "id_feature_value": 502,
            "name": "Badges",
            "value": "Different variants"
          }                        ],

      "agent_faqs": [
              ],

      "images": [
                            {
            "id_image": 2309,
            "cover": true,
            "position": 1,
            "legend": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/2309-large_default\/hill-viola-chinrest.webp"
          },                    {
            "id_image": 2308,
            "cover": false,
            "position": 2,
            "legend": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
            "url": "https:\/\/cdn2.musiccraft-instruments.com\/2308-large_default\/hill-viola-chinrest.webp"
          },                    {
            "id_image": 2305,
            "cover": false,
            "position": 3,
            "legend": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/2305-large_default\/hill-viola-chinrest.webp"
          },                    {
            "id_image": 2310,
            "cover": false,
            "position": 4,
            "legend": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/2310-large_default\/hill-viola-chinrest.webp"
          },                    {
            "id_image": 2307,
            "cover": false,
            "position": 5,
            "legend": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/2307-large_default\/hill-viola-chinrest.webp"
          },                    {
            "id_image": 2306,
            "cover": false,
            "position": 6,
            "legend": "Hill Viola Chinrest \u2013 Classic Shape for Big Sound",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/2306-large_default\/hill-viola-chinrest.webp"
          }                        ],

            "shipping_weight": {
        "@type": "QuantitativeValue",
        "value": 0.2,
        "unitCode": "KGM",
        "note": "Shipping weight, not product content."
      },
      
      
      "variant_model": {
        "has_variants": true,
        "variant_count": 6,
        "default_id_product_attribute": 349
      },

      "offers": {
        "@type": "Offer",
        "offer_scope": "default_variant",
        "id_product": 112,
        "id_product_attribute": 349,
        "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
        "price": 76.90,
        "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": 76.90,
          "priceCurrency": "EUR",
          "valueAddedTaxIncluded": true        }
              },

      "variant_offers": [
                            {
            "@type": "Offer",
            "id_product": 112,
            "id_product_attribute": 352,
            "is_default": false,
            "sku": "876\/168VA+06",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
            "image": "https:\/\/cdn2.musiccraft-instruments.com\/2309-large_default\/hill-viola-chinrest.webp",

                                                                                                                                                                                                                                                                                                                                                                                                                                                                    "attributes": [
                                              {
                  "group_id": 13,
                  "group_name": "Material",
                  "value": "Ebony"
                },                                {
                  "group_id": 14,
                  "group_name": "Screw connection",
                  "value": "Titan"
                }                                          ],
            "attribute_summary": "Material: Ebony, Screw connection: Titan",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 96.55,
              "tax_included": 114.90,
              "without_reduction_tax_excluded": 96.55,
              "without_reduction_tax_included": 114.90,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 5,
            "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=112&id_product_attribute=352&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 112,
            "id_product_attribute": 349,
            "is_default": true,
            "sku": "876\/168VA",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
            "image": "https:\/\/cdn2.musiccraft-instruments.com\/2309-large_default\/hill-viola-chinrest.webp",

                                                                                                                                                                                                                                                                                                                                                                                                                                                                    "attributes": [
                                              {
                  "group_id": 13,
                  "group_name": "Material",
                  "value": "Ebony"
                },                                {
                  "group_id": 14,
                  "group_name": "Screw connection",
                  "value": "Nickel-plated"
                }                                          ],
            "attribute_summary": "Material: Ebony, Screw connection: Nickel-plated",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 64.62,
              "tax_included": 76.90,
              "without_reduction_tax_excluded": 64.62,
              "without_reduction_tax_included": 76.90,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 5,
            "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=112&id_product_attribute=349&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 112,
            "id_product_attribute": 350,
            "is_default": false,
            "sku": "876\/170VA",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
            "image": "https:\/\/cdn3.musiccraft-instruments.com\/2305-large_default\/hill-viola-chinrest.webp",

                                                                                                                                                                                                                                                                                                                                                                                                                                                                    "attributes": [
                                              {
                  "group_id": 13,
                  "group_name": "Material",
                  "value": "Rosewood"
                },                                {
                  "group_id": 14,
                  "group_name": "Screw connection",
                  "value": "Nickel-plated"
                }                                          ],
            "attribute_summary": "Material: Rosewood, Screw connection: Nickel-plated",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 64.62,
              "tax_included": 76.90,
              "without_reduction_tax_excluded": 64.62,
              "without_reduction_tax_included": 76.90,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 5,
            "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=112&id_product_attribute=350&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 112,
            "id_product_attribute": 353,
            "is_default": false,
            "sku": "876\/170VA+06",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
            "image": "https:\/\/cdn3.musiccraft-instruments.com\/2305-large_default\/hill-viola-chinrest.webp",

                                                                                                                                                                                                                                                                                                                                                                                                                                                                    "attributes": [
                                              {
                  "group_id": 13,
                  "group_name": "Material",
                  "value": "Rosewood"
                },                                {
                  "group_id": 14,
                  "group_name": "Screw connection",
                  "value": "Titan"
                }                                          ],
            "attribute_summary": "Material: Rosewood, Screw connection: Titan",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 96.55,
              "tax_included": 114.90,
              "without_reduction_tax_excluded": 96.55,
              "without_reduction_tax_included": 114.90,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 5,
            "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=112&id_product_attribute=353&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 112,
            "id_product_attribute": 351,
            "is_default": false,
            "sku": "876\/171VA",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
            "image": "https:\/\/cdn1.musiccraft-instruments.com\/2307-large_default\/hill-viola-chinrest.webp",

                                                                                                                                                                                                                                                                                                                                                                                                                                                                    "attributes": [
                                              {
                  "group_id": 13,
                  "group_name": "Material",
                  "value": "Plum"
                },                                {
                  "group_id": 14,
                  "group_name": "Screw connection",
                  "value": "Nickel-plated"
                }                                          ],
            "attribute_summary": "Material: Plum, Screw connection: Nickel-plated",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 64.62,
              "tax_included": 76.90,
              "without_reduction_tax_excluded": 64.62,
              "without_reduction_tax_included": 76.90,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 5,
            "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=112&id_product_attribute=351&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 112,
            "id_product_attribute": 354,
            "is_default": false,
            "sku": "876\/171VA+06",
            "url": "https:\/\/musiccraft-instruments.com\/en\/p\/hill-viola-chinrest-112.html",
            "image": "https:\/\/cdn1.musiccraft-instruments.com\/2307-large_default\/hill-viola-chinrest.webp",

                                                                                                                                                                                                                                                                                                                                                                                                                                                                    "attributes": [
                                              {
                  "group_id": 13,
                  "group_name": "Material",
                  "value": "Plum"
                },                                {
                  "group_id": 14,
                  "group_name": "Screw connection",
                  "value": "Titan"
                }                                          ],
            "attribute_summary": "Material: Plum, Screw connection: Titan",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 96.55,
              "tax_included": 114.90,
              "without_reduction_tax_excluded": 96.55,
              "without_reduction_tax_included": 114.90,
              "value_added_tax_included": true            },

            
            "availability": "https://schema.org/InStock",
            "quantity": 5,
            "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=112&id_product_attribute=354&qty=1&setCountry=0&setCurrency=1"
            }
          }                        ],

      "pricing": {
        "scope": "default_variant",
        "default_id_product_attribute": 349,
        "delivery_country": false,
        "currency": "EUR",
        "currency_symbol": "\u20ac",
        "tax_rate": 19,
        "use_taxes": true,
        "show_taxes": true,
        "price_tax_included": 76.90,
        "price_tax_excluded": 64.62,
        "price_without_reduction": 64.62,
        "reduction_percent": 0,
        "reduction_price": 0      },

      "availability": {
        "status": "https://schema.org/InStock",
        "orderable": true,
        "available_for_order": true,
        "show_price": true,
        "quantity": 30,
        "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."
      }
    }
  }
}