[ISSUE #9396] replace fastjson with fastjson2

[yuz10]

Which Issue(s) This PR Fixes

Fixes #9396

Brief Description

How Did You Test This Change?

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 48.77%. Comparing base (71659e3) to head (6f865d1).

Additional details and impacted files

@@              Coverage Diff              @@
##             develop    #9927      +/-   ##
=============================================
- Coverage      48.88%   48.77%   -0.11%     
+ Complexity     12760    12731      -29     
=============================================
  Files           1324     1324              
  Lines          96292    96292              
  Branches       12409    12409              
=============================================
- Hits           47071    46968     -103     
- Misses         43484    43567      +83     
- Partials        5737     5757      +20     

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