fix: support parsing manifest config JSON containing data: (#4340)

[nicolas-boussuge-fintech]

Fixes #4340 🛠️

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[nicolas-boussuge-fintech]

@chanseokoh I allowed myself to create this PR, is it ok with you ?

[chanseokoh]

I am not the repo maintainer, sorry.

[nicolas-boussuge-fintech]

@mpeddada1 are you or do you know a maintainer for this project ?

[nicolas-boussuge-fintech]

@ldetmer can you review this ? I am having difficulties using the latest debian images as source images.

[tlimin-glb]

Hello @ldetmer, @mpeddada1 , @suztomo, @blakeli0
I see that you have recently reviewed some PRs in this project. Could you review this one please?

[Jonathan-Diaz-Rosa]

I facing the exactly same issue that should be corrected by this PR, anyone for review this one please ?