refactor: expect an object for TransactionData#asset

[faustbrian]

No description provided.

[codecov]

Codecov Report

Merging #221 into master will increase coverage by 1.70%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #221      +/-   ##
==========================================
+ Coverage   80.91%   82.62%   +1.70%     
==========================================
  Files          26       26              
  Lines         718      754      +36     
  Branches       85       97      +12     
==========================================
+ Hits          581      623      +42     
+ Misses        135      129       -6     
  Partials        2        2              

Impacted Files	Coverage Δ
src/services/tracker.ts	81.42% <0.00%> (-4.06%)	⬇️
src/services/identity/utils.ts	100.00% <0.00%> (ø)
src/transformers/historical-price-transformer.ts	100.00% <0.00%> (ø)
src/services/message.ts	95.83% <0.00%> (+0.18%)	⬆️
src/transformers/market-transformer.ts	94.44% <0.00%> (+0.32%)	⬆️
src/services/identity/public-key.ts	90.00% <0.00%> (+1.76%)	⬆️
src/dto/transaction.ts	90.69% <0.00%> (+2.32%)	⬆️
src/services/client.ts	85.90% <0.00%> (+2.33%)	⬆️
src/services/transaction.ts	62.99% <0.00%> (+5.26%)	⬆️
src/services/identity/address.ts	88.00% <0.00%> (+7.04%)	⬆️
... and 1 more

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