[draft] fix: handle transaction checks

[rafaelcr]

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[codecov[bot]]

Codecov Report

Attention: 32 lines in your changes are missing coverage. Please review.

Comparison is base (54a52c4) 57.50% compared to head (fb893d7) 57.63%. Report is 1 commits behind head on master.

Files	Patch %	Lines
src/operations.js	54.09%	28 Missing :warning:
src/lookups.js	66.66%	2 Missing :warning:
src/http.js	0.00%	1 Missing :warning:
src/index.js	0.00%	1 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #99      +/-   ##
==========================================
+ Coverage   57.50%   57.63%   +0.13%     
==========================================
  Files           8        8              
  Lines         760      753       -7     
==========================================
- Hits          437      434       -3     
+ Misses        323      319       -4     

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