MWPW-161240 Refactor Handling Metadata Preloads

[TsayAdobe]

Resolves: MWPW-161240

Test URLs
Before: https://www.stage.adobe.com/acrobat/online/sign-pdf.html
After: https://MWPW-161240--dc--adobecom.hlx.page/acrobat/online/sign-pdf

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Commits

• 3fc733e ✅ (latest)
• d09e014 ✅
• d0e4895 ✅
• 41cd863 ✅

[aem-code-sync]

	Page	Scores	Audits	Google
📱	/acrobat/online/sign-pdf
🖥️	/acrobat/online/sign-pdf

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.68%. Comparing base (0fd8344) to head (3fc733e).

Additional details and impacted files

@@            Coverage Diff             @@
##            stage     #898      +/-   ##
==========================================
- Coverage   84.71%   84.68%   -0.04%     
==========================================
  Files          48       48              
  Lines        6183     6170      -13     
==========================================
- Hits         5238     5225      -13     
  Misses        945      945              

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