I want to convert URL References to JSON and vice versa

(include:(and:List((or:(urn:li:adTargetingFacet:locations:List(urn:li:geo:102221843))
),(or:(urn:li:adTargetingFacet:skills:List(urn:li:skill:17))))))

Are there any js tools available?

Its hard to build and decode the output.

Refererences: https://docs.microsoft.com/en-us/linkedin/shared/references/v2/ads/targeting-criteria?context=linkedin%2Fmarketing%2Fcontext