fix: fixing some minor issues on pre-testnet

[themantre]

Description

This PR includes some enhancements and fixes for minor issues in the pre-testnet network, including:

• Checking that the number of rewards addresses is the same as the number of validator addresses.
• Verifying that the rewards addresses are account addresses and not validator addresses.
• Improving some log messages.
• Enhancing the HTTP results.

[codecov]

Codecov Report

Merging #719 (b2be3db) into main (858f6a5) will increase coverage by 0.01%.
The diff coverage is 74.54%.

@@            Coverage Diff             @@
##             main     #719      +/-   ##
==========================================
+ Coverage   83.01%   83.03%   +0.01%     
==========================================
  Files         171      171              
  Lines        7926     7951      +25     
==========================================
+ Hits         6580     6602      +22     
- Misses       1030     1032       +2     
- Partials      316      317       +1