fix-9047 Unable to receive pdf from [/v1/badge-forms/print-badge-pdf]

[nnhathung]

Fixes #9047

Short description of what this resolves:

• Unable to receive pdf from [/v1/badge-forms/print-badge-pdf]

Changes proposed in this pull request:

• retrieve data correctly for object

Checklist

• I have read the Contribution & Best practices Guide and my PR follows them.
• My branch is up-to-date with the Upstream development branch.
• The unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

• All the functions created/modified in this PR contain relevant docstrings.

[mariobehling]

All tests are passing. Thanks

[nnhathung]

Badge.postman_collection.zip
@cweitat @shaunBoahCodes: collection for get field identifier and print badge