why can't looker read my topojson?

[LookerExperts]

Knowledge Drop

Last tested: Mar 1, 2018
 

Quick answer: Upload your topojson file to a gist and put that link into the map_layer_name:

map_layer: custom_manhattan_map {

url: "https://gist.githubusercontent.com/your_user_name/manhattan_tracts.json"

property_key: "ntacode"

}

Remember property_key is case sensitive.

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