{
"expr": "$sift(λ($v){$v.**.Postcode})",
"dataset": "dataset1",
"bindings": {},
"result": {
"Address": {
"Street": "Hursley Park",
"City": "Winchester",
"Postcode": "SO21 2JN"
},
"Other": {
"Over 18 ?": true,
"Misc": null,
"Alternative.Address": {
"Street": "Brick Lane",
"City": "London",
"Postcode": "E1 6RF"
}
}
}
}