docs(network): add docs for some of the public structs

[nagmo-starkware]

Pull Request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no API changes)
• Build-related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Does this introduce a breaking change?

• Yes
• No

Other information

---

This change is 

[nagmo-starkware]

• docs(network): add docs for some of the public structs #1925 👈
• main

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[ShahakShama]

Reviewed 1 of 1 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @nagmo-starkware)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 73.95%. Comparing base (5b83ab4) to head (a6c434d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1925   +/-   ##
=======================================
  Coverage   73.95%   73.95%           
=======================================
  Files         127      127           
  Lines       16369    16369           
  Branches    16369    16369           
=======================================
  Hits        12106    12106           
  Misses       2866     2866           
  Partials     1397     1397           

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