Anyone have any good resources for dealing with nested pydantic output? Trying to switch over to using llamaindex but my nested pydantic classes are causing my outputs to silently fail even though.

Tried the following resources below and it's still causing the silent failure.
https://docs.llamaindex.ai/en/stable/examples/llm/anthropic/#structured-prediction
https://docs.llamaindex.ai/en/stable/module_guides/querying/structured_outputs/
https://docs.llamaindex.ai/en/stable/module_guides/querying/structured_outputs/pydantic_program/
https://docs.llamaindex.ai/en/stable/examples/output_parsing/nvidia_output_parsing/
https://docs.llamaindex.ai/en/stable/examples/structured_outputs/structured_outputs/