JSON array parsing

Setup, Configuration and Use Scripts & Rules
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Yes.
If you want to use the JSONPATH transformation, you’ll probably do one element at a time, because the transformation only returns one string.
Examples

You can get it to return a single string that looks like an array “[blah, bleh]” which you can parse further in your rule (e.g. split on commas) but likely easier to get one at a time.
Complex example doing that