Temporarily cap orjson dependency.
diff --git a/sdks/python/setup.py b/sdks/python/setup.py
index 042d165..5a43740 100644
--- a/sdks/python/setup.py
+++ b/sdks/python/setup.py
@@ -230,7 +230,7 @@
language_level=3),
install_requires=[
'crcmod>=1.7,<2.0',
- 'orjson<4.0',
+ 'orjson<3.9.2', # https://github.com/ijl/orjson/issues/415
# Dill doesn't have forwards-compatibility guarantees within minor
# version. Pickles created with a new version of dill may not unpickle
# using older version of dill. It is best to use the same version of