feat(api): api update (#910)

Author: stainless-app[bot]

.stats.yml

@@ -1,2 +1,2 @@
 configured_endpoints: 201
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-700b81dedcec3b98097b9fa7c1ab7ea971cc812c95d7507db3a235a625660394.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-5ea7ed56030d4b00596b425a2efee0459583f4e0e283daad7ebb63a0cd76d29f.yml

src/increase/types/inbound_ach_transfer.py

@@ -521,7 +521,12 @@ class InboundACHTransfer(BaseModel):
     """
 
     trace_number: str
-    """The trace number of the transfer."""
+    """A 15 digit number set by the sending bank and transmitted to the receiving bank.
+
+    Along with the amount, date, and originating routing number, this can be used to
+    identify the ACH transfer. ACH trace numbers are not unique, but are
+    [used to correlate returns](https://increase.com/documentation/ach-returns#ach-returns).
+    """
 
     transfer_return: Optional[TransferReturn] = None
     """If your transfer is returned, this will contain details of the return."""