angular-minimalist-parallax/dist/module.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":{"MinimalistParallaxModule":{"__symbolic":"class","decorators":[{"__symbolic":"call","expression":{"__symbolic":"reference","module":"@angular/core","name":"NgModule","line":7,"character":1},"arguments":[{"declarations":[{"__symbolic":"reference","module":"./util-classes","name":"MapToIterable","line":9,"character":4},{"__symbolic":"reference","module":"./minimalist-parallax","name":"MinimalistParallax","line":10,"character":4}],"imports":[{"__symbolic":"reference","module":"ionic-angular","name":"IonicModule","line":13,"character":4},{"__symbolic":"reference","module":"@angular/common","name":"CommonModule","line":14,"character":4}],"exports":[{"__symbolic":"reference","module":"./util-classes","name":"MapToIterable","line":17,"character":4},{"__symbolic":"reference","module":"./minimalist-parallax","name":"MinimalistParallax","line":18,"character":4}]}]}]}}}]