The visualization parameters. For Images and ImageCollection, see ee.data.getMapId for valid parameters. For Features and FeatureCollections, the only supported key is "color", as a CSS 3.0 color string or a hex string in "RRGGBB" format. Ignored when eeObject is a map ID.
The name of the layer. Defaults to "Layer N".
A flag indicating whether the layer should be on by default.
The layer's opacity represented as a number between 0 and 1. Defaults to 1.