[STRATCONN-5601] add subscription object support for unsubscribeProfile action in Klaviyo

[itsarijitray]

JIRA: https://segment.atlassian.net/browse/STRATCONN-5601

As per Klaviyo’s guide and their changelog, adding subscription object in the unsubscribeProfile action to be at parity with Klaviyo.

Testing

Tested successfully in local:

Screen.Recording.2025-03-20.at.6.59.49.PM.mov

• Added unit tests for new functionality
• Tested end-to-end using the local server
• [If destination is already live] Tested for backward compatibility of destination. Note: New required fields are a breaking change.
• [Segmenters] Tested in the staging environment
• [Segmenters] [If applicable for this change] Tested for regression with Hadron.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.96%. Comparing base (61eb683) to head (0f4ff21).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2814      +/-   ##
==========================================
- Coverage   78.54%   77.96%   -0.59%     
==========================================
  Files        1095     1042      -53     
  Lines       21775    19009    -2766     
  Branches     4467     3699     -768     
==========================================
- Hits        17104    14820    -2284     
+ Misses       3362     2886     -476     
+ Partials     1309     1303       -6     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[varadarajan-tw]

Nice work! Left one nit.
Also what happens when subscription object is empty? Does the API throw any error?

[itsarijitray]

Nice work! Left one nit. Also what happens when subscription object is empty? Does the API throw any error?

Sure, I checked this. This block actually filters out profile with no email or phone number so this object doesn't get created for this case.