fix(client): correctly serialise array body params (#466)

Author: stainless-app[bot]

src/finch/resources/hris/benefits/individuals.py

@@ -71,7 +71,7 @@ def enroll_many(
         return self._get_api_list(
             f"/employer/benefits/{benefit_id}/individuals",
             page=SyncSinglePage[EnrolledIndividual],
-            body=maybe_transform(individuals, individual_enroll_many_params.IndividualEnrollManyParams),
+            body=maybe_transform(individuals, Iterable[individual_enroll_many_params.Individual]),
             options=make_request_options(
                 extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
             ),
@@ -243,7 +243,7 @@ def enroll_many(
         return self._get_api_list(
             f"/employer/benefits/{benefit_id}/individuals",
             page=AsyncSinglePage[EnrolledIndividual],
-            body=maybe_transform(individuals, individual_enroll_many_params.IndividualEnrollManyParams),
+            body=maybe_transform(individuals, Iterable[individual_enroll_many_params.Individual]),
             options=make_request_options(
                 extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
             ),

src/finch/resources/sandbox/directory.py

@@ -59,7 +59,7 @@ def create(
         """
         return self._post(
             "/sandbox/directory",
-            body=maybe_transform(body, directory_create_params.DirectoryCreateParams),
+            body=maybe_transform(body, Iterable[directory_create_params.Body]),
             options=make_request_options(
                 extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
             ),
@@ -104,7 +104,7 @@ async def create(
         """
         return await self._post(
             "/sandbox/directory",
-            body=await async_maybe_transform(body, directory_create_params.DirectoryCreateParams),
+            body=await async_maybe_transform(body, Iterable[directory_create_params.Body]),
             options=make_request_options(
                 extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
             ),