[{"collection":"cells","count":1,"content":{"loc":{"type":"enum","values":[{"coordinates":[31.0,31.0],"type":"Point"}]},"range":{"type":"enum","values":[10]}},"indexes":[{"name":"ix","key":{"loc":"2dsphere"}}]}]

db.cells.aggregate([{"$geoNear":{"near":{"type":"Point","coordinates":[31.0,31.0]},"distanceField":"dist"}},{$match:{$expr:{lte:["$dist","$range"]}}}])