{ "schema_version": 1, "cases": [ { "id": "lower_item_higher_subtotal", "description": "Lower own item price, higher subtotal", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "19.00", "shipping_price": "4.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "21.00", "shipping_price": "0.00" } }, { "id": "equal_subtotal_other_seller", "description": "Equal subtotal does not identify the Featured Offer seller", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "same_seller", "description": "Declared own seller is the observed Featured Offer seller", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "missing_shipping", "description": "Unknown own shipping is not zero", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": null }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "membership_mismatch", "description": "Different membership segments", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "location_mismatch", "description": "Different selected location contexts", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:94105:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "currency_mismatch", "description": "Different currencies", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "EUR", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "wrong_own_seller", "description": "Own observation belongs to another seller", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-C", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "failed_featured", "description": "Featured observation failed", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "failed" } }, { "id": "missing_featured", "description": "Featured observation unavailable", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": null }, { "id": "external_reference", "description": "External-retailer reference is not an observed Featured Offer", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "external_reference", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "expected_price", "description": "FOEP is not an observed Featured Offer", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "foep", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "lowest_price", "description": "Lowest-price record is not an observed Featured Offer", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "lowest_price", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:30Z", "item_price": "20.00", "shipping_price": "0.00" } }, { "id": "time_skew", "description": "Observation times exceed the local comparison window", "expected_own_seller_id": "seller-A", "own": { "status": "observed", "source_type": "own_offer", "seller_id": "seller-A", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:00:00Z", "item_price": "20.00", "shipping_price": "0.00" }, "featured": { "status": "observed", "source_type": "featured_offer", "seller_id": "seller-B", "asin": "B0SYNTH001", "marketplace": "US", "currency": "USD", "condition": "New", "customer_type": "Consumer", "membership": "NON_PRIME", "location_context": "US:10001:representative", "shipping_service": "STANDARD", "observed_at": "2026-09-16T10:06:00Z", "item_price": "20.00", "shipping_price": "0.00" } } ] }