angular-minimalist-parallax/dist/util-classes.metadata.json

If you need more subtlety or just want to get out of the old background-attachment: fixed, get to know the angular-minimalist-parallax

[{"__symbolic":"module","version":4,"metadata":{"MapToIterable":{"__symbolic":"class","decorators":[{"__symbolic":"call","expression":{"__symbolic":"reference","module":"@angular/core","name":"Pipe","line":2,"character":1},"arguments":[{"name":"mapToIterable"}]}],"members":{"transform":[{"__symbolic":"method"}]}},"CSSEscape":{"__symbolic":"class","members":{"__ctor__":[{"__symbolic":"constructor"}]}}}}]