Update Extras Param to Take An Array

[davidvonthenen]

Proposed changes

This just updates the extra field to take in a list of items. Tested using prerecorded example.

Types of changes

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• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update or tests (if none of the other choices apply)

Checklist

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• I have added tests that prove my fix is effective or that my feature works
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Further comments

NA