Perf check for structured types

[sfc-gh-pfus]

Description

SNOW-XXX Please explain the changes you made here.

Checklist

• [ ] Created tests which fail without the change (if possible)
• [ ] Extended the README / documentation, if necessary

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 68.75000% with 10 lines in your changes are missing coverage. Please review.

Project coverage is 80.71%. Comparing base (5a81858) to head (6340e13). Report is 1 commits behind head on master.

Files	Patch %	Lines
converter.go	67.74%	10 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1090 +/- ## ========================================== - Coverage 82.50% 80.71% -1.79% ========================================== Files 52 52 Lines 10201 10445 +244 ========================================== + Hits 8416 8431 +15 - Misses 1785 2014 +229 ```

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