For example I have this feed: https://511on.ca/api/v2/get/roadconditions?format=jsona
In a normal script I would use the polyline library to decode it. e.g.
array = arcpy.Array()
for coords in polyline.decode(EncodedPolyline):
Is something similar possible in GeoEvent?
I am unaware of anything in GE that can handle this type of line. However, you could create a python script that would translate the data and send it to GE. We do something similar for parsing our avl data.