message: scalable mesh ModelState wasn't setting its domain to ScalableMesh.
diff: @@ -140,6 +140,8 @@ class ScalableMeshTileLoader {
  /** @hidden */
  export class ScalableMeshModelState extends SpatialModelState {
  + public static schemaName = "ScalableMesh"; // must override - base class uses "BisCore"
  +
  public loadTileTree(): TileTree.LoadStatus {
  if (TileTree.LoadStatus.NotLoaded !== this._loadStatus)
  return this._loadStatus;
  