OptionallayerA layer ID that refers to an operational layer in the map. The layer provides access to Site features to use for floor filtering.
OptionalnameThe name of the attribute field that contains a site feature's name.
OptionalsiteThe name of the attribute field that contains a site feature's unique identifier.
Defines the layer and field properties for the Site layer used for floor filtering. This property is optional. See https://developers.arcgis.com/web-map-specification/objects/siteLayerInfo/.