OptionalhasMIndicates whether the geometry contains M coordinate values.
OptionalhasZIndicates whether the geometry contains Z coordinate values.
An array that corresponds to 2D and 3D points.
OptionalspatialThe spatial reference can be defined using a well-known ID (WKID) or well-known text (WKT).
Contains an array of points, along with a spatial reference field. See https://developers.arcgis.com/web-map-specification/objects/multipoint_geometry/ https://developers.arcgis.com/web-scene-specification/objects/multipoint_geometry/.