spec release

yaml/PaymentService-v51.yaml

@@ -4925,6 +4925,7 @@ components:
           - $ref: '#/components/schemas/ResponseAdditionalDataBillingAddress'
           - $ref: '#/components/schemas/ResponseAdditionalDataCard'
           - $ref: '#/components/schemas/ResponseAdditionalDataCommon'
+          - $ref: '#/components/schemas/ResponseAdditionalDataDomesticError'
           - $ref: '#/components/schemas/ResponseAdditionalDataInstallments'
           - $ref: '#/components/schemas/ResponseAdditionalDataNetworkTokens'
           - $ref: '#/components/schemas/ResponseAdditionalDataOpi'
@@ -5721,6 +5722,17 @@ components:
             Example: ODgxNDc2MDg2MDExODk5MAAAAAA='
           type: string
       type: object
+    ResponseAdditionalDataDomesticError:
+      properties:
+        domesticRefusalReasonRaw:
+          description: "The reason the transaction was declined, given by the local\
+            \ issuer. \nCurrently available for merchants in Japan."
+          type: string
+        domesticShopperAdvice:
+          description: "The action the shopper should take, in a local language. \n\
+            Currently available in Japanese, for merchants in Japan."
+          type: string
+      type: object
     ResponseAdditionalDataInstallments:
       properties:
         installmentPaymentData.installmentType:
@@ -5910,14 +5922,16 @@ components:
           description: Your description for the split item.
           type: string
         reference:
-          description: 'Your reference for the split item.
+          description: 'Your unique reference for the split item.
 
 
             This is required if `type` is **MarketPlace** ([Classic Platforms integration](https://docs.adyen.com/marketplaces-and-platforms/classic))
             or **BalanceAccount** ([Balance Platform](https://docs.adyen.com/marketplaces-and-platforms)).
-            For the other types, we also recommend sending a reference so you can
-            reconcile the split and the associated payment in the transaction overview
-            and in the reports.'
+
+
+            For the other types, we also recommend providing a **unique** reference
+            so you can reconcile the split and the associated payment in the transaction
+            overview and in the reports.'
           type: string
         type:
           description: 'The type of the split item.