URL of the image (raster, not tiled). Supports http/https/data URIs.
OptionalcoordinatesCorner coordinates of the image in geographic [lng, lat] order:
[topLeft, topRight, bottomRight, bottomLeft].
Defaults to world bounds if omitted or invalid.
OptionalopacityRaster opacity (0–1). Default: 1.
Static image overlay configuration for basemaps with
type: "image". The image is rendered at fixed geographic coordinates (georeferenced).