{ "expr": "Account.( $AccName := function() { $.\"Account Name\" }; Order[OrderID = \"order104\"].Product{ \"Account\": $AccName(), \"SKU-\" & $string(ProductID): $.\"Product Name\" } )", "dataset": "dataset5", "bindings": {}, "result": { "Account": "Firefly", "SKU-858383": "Bowler Hat", "SKU-345664": "Cloak" } }