feat(api): add tags field to payment model

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 212
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/lithic/lithic-42c58dcdae350a8544a75a19ad38aaeb70f3ed98dc642b4a7b47a4b92d8c9c91.yml
-openapi_spec_hash: c26c7c8fab1f49977c23bb698ec64e28
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/lithic/lithic-b42f0fb5ca219622c46728ac767a2a23ec6a8aecd2b32c92efa449fd69576a6d.yml
+openapi_spec_hash: b591dcd3405c0738c10b626852284a1b
 config_hash: 126e04f676f61e5871a82889336dbf9d

src/lithic/types/payment.py

@@ -1,6 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
-from typing import List, Union, Optional
+from typing import Dict, List, Union, Optional
 from datetime import date, datetime
 from typing_extensions import Literal, TypeAlias
 
@@ -296,6 +296,13 @@ class Payment(BaseModel):
     external_bank_account_token: Optional[str] = None
     """External bank account token"""
 
+    tags: Optional[Dict[str, str]] = None
+    """Key-value pairs for tagging resources.
+
+    Tags allow you to associate arbitrary metadata with a resource for your own
+    purposes.
+    """
+
     type: Optional[
         Literal[
             "ORIGINATION_CREDIT",