Fix conversions errors

[avandecreme]

Fix for #32 and #33

[codecov-commenter]

Codecov Report

Merging #34 (019f37a) into main (bf0e362) will decrease coverage by 0.67%. The diff coverage is 44.44%.

@@            Coverage Diff             @@
##             main      #34      +/-   ##
==========================================
- Coverage   78.52%   77.86%   -0.67%     
==========================================
  Files           7        7              
  Lines         489      497       +8     
==========================================
+ Hits          384      387       +3     
- Misses        105      110       +5     

Impacted Files	Coverage Δ
src/client.jl	78.27% <33.33%> (-0.95%)	:arrow_down:
src/json.jl	77.46% <66.66%> (-0.80%)	:arrow_down:

... and 1 file with indirect coverage changes

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[tanmaykm]

Thanks!