Merge upstream and update generated code for v2189 and

Author: stripe-openapi[bot]

CHANGELOG.md

@@ -11,6 +11,11 @@ This release changes the pinned API version to `2026-02-25.preview`.
   * Add support for `purpose` on `v2.moneymanagement.OutboundPaymentCreateParams` and `v2.moneymanagement.OutboundPayment`
   * Add support for `branchNumber` and `swiftCode` on `v2.moneymanagement.PayoutMethod.bank_account`
 
+## 31.4.1 - 2026-03-06
+* [#2168](https://github.com/stripe/stripe-java/pull/2168) Support serializing Stripe objects with ApiResource.GSON
+  * `ApiResource.GSON` now supports serializing Stripe objects back into compatible JSON
+* [#2165](https://github.com/stripe/stripe-java/pull/2165) Add AI Agent information to UserAgent
+
 ## 31.4.0 - 2026-02-25
 This release changes the pinned API version to `2026-02-25.clover`.
 

CODEGEN_VERSION

@@ -1 +1 @@
-cb79fae7af602295151e56d77a015f36ef5c3b43
+6dded749243c6d0c16f48c648aa32d13cb66c439