YDB: support JsonDocument

[vitalyisaev2]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 89.65517% with 3 lines in your changes missing coverage. Please review.

Project coverage is 64.49%. Comparing base (509e882) to head (42c7188).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
common/call_stack.go	85.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #209      +/-   ##
==========================================
+ Coverage   64.36%   64.49%   +0.13%     
==========================================
  Files         107      108       +1     
  Lines        7565     7591      +26     
==========================================
+ Hits         4869     4896      +27     
+ Misses       2369     2368       -1     
  Partials      327      327              

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