spec protocol v13 for #8638

1 files changed, 21 insertions, 3 deletions

diff --git a/core/api-merchant.rst b/core/api-merchant.rst
index efc2d5b9..ef745dc2 100644
--- a/core/api-merchant.rst
+++ b/core/api-merchant.rst
@@ -123,7 +123,7 @@ such as the implemented version of the protocol and the currency used.
 .. http:get:: /config
 
   Return the protocol version and currency supported by this merchant backend.
-  This specification corresponds to ``current`` protocol being version **12**.
+  This specification corresponds to ``current`` protocol being version **13**.
 
   **Response:**
 
@@ -2895,9 +2895,27 @@ Adding templates
       // This parameter is optional.
       otp_id?: string;
 
-      // Additional information in a separate template.
+      // Fixed contract information for orders created from
+      // this template.
       template_contract: TemplateContractDetails;
-   }
+
+      // Key-value pairs matching a subset of the
+      // fields from `template_contract` that are
+      // user-editable defaults for this template.
+      // Since protocol **v13**.
+      editable_defaults: Object;
+
+      // Required currency for payments.  Useful if no
+      // amount is specified in the `template_contract`
+      // but the user should be required to pay in a
+      // particular currency anyway.  Merchant backends
+      // may reject requests if the `template_contract`
+      // or `editable_defaults` do
+      // specify an amount in a different currency.
+      // This parameter is optional.
+      // Since protocol **v13**.
+      required_currency?: string;
+    }
 
 
   .. ts:def:: TemplateContractDetails