"bridge"=>"yes","golf"=>"cartpath","golf_cart"=>"designated","layer"=>"1","piste:difficulty"=>"easy","piste:grooming"=>"classic;skating","piste:lit"=>"no","piste:name"=>"Upper Track","piste:oneway"=>"no","piste:priority"=>"1","piste:type"=>"nordic","source:geometry"=>"Strava Global Heatmap","surface"=>"paved","tracktype"=>"grade1"