get
Nested property access: "a.b" → ["get", "b", ["get", "a"]], and numeric segments such as "vals.0" become ["at", 0, ["get", "vals"]].
Nested property access: "a.b" → ["get", "b", ["get", "a"]], and numeric segments such as "vals.0" become ["at", 0, ["get", "vals"]].