GapiSheetsV4Model.EmbeddedObjectPositionSourcetype t = {sheetId : int;The sheet this is on. Set only if the embedded object is on its own sheet. Must be non-negative.
*)overlayPosition : OverlayPosition.t;The position at which the object is overlaid on top of a grid.
*)newSheet : bool;If true, the embedded object is put on a new sheet whose ID is chosen for you. Used only when writing.
*)}