feat: scheme error code and messages in payments api response (#7528)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

api-reference-v2/openapi_spec.json

@@ -7634,6 +7634,7 @@
           "globepay",
           "gocardless",
           "gpayments",
+          "hipay",
           "helcim",
           "inespay",
           "iatapay",
@@ -8721,6 +8722,14 @@
               }
             ],
             "nullable": true
+          },
+          "network_tokenization": {
+            "allOf": [
+              {
+                "$ref": "#/components/schemas/NetworkTokenResponse"
+              }
+            ],
+            "nullable": true
           }
         }
       },
@@ -11590,6 +11599,14 @@
             "type": "object",
             "description": "Metadata is useful for storing additional, unstructured information about the merchant account.",
             "nullable": true
+          },
+          "product_type": {
+            "allOf": [
+              {
+                "$ref": "#/components/schemas/api_enums.MerchantProductType"
+              }
+            ],
+            "nullable": true
           }
         },
         "additionalProperties": false
@@ -11724,6 +11741,14 @@
           },
           "recon_status": {
             "$ref": "#/components/schemas/ReconStatus"
+          },
+          "product_type": {
+            "allOf": [
+              {
+                "$ref": "#/components/schemas/api_enums.MerchantProductType"
+              }
+            ],
+            "nullable": true
           }
         }
       },
@@ -15357,6 +15382,14 @@
             },
             "description": "The connector token details if available",
             "nullable": true
+          },
+          "network_token": {
+            "allOf": [
+              {
+                "$ref": "#/components/schemas/NetworkTokenResponse"
+              }
+            ],
+            "nullable": true
           }
         }
       },
@@ -15890,7 +15923,8 @@
           "active_attempt_payment_connector_id",
           "billing_connector_payment_details",
           "payment_method_type",
-          "payment_method_subtype"
+          "payment_method_subtype",
+          "connector"
         ],
         "properties": {
           "total_retry_count": {
@@ -15921,6 +15955,9 @@
           },
           "payment_method_subtype": {
             "$ref": "#/components/schemas/PaymentMethodType"
+          },
+          "connector": {
+            "$ref": "#/components/schemas/Connector"
           }
         }
       },
@@ -20308,6 +20345,7 @@
           "globalpay",
           "globepay",
           "gocardless",
+          "hipay",
           "helcim",
           "iatapay",
           "inespay",