src/vs/workbench/api/common/extHostTypes.ts/WorkspaceEdit/replaceNotebookCellMetadata
class WorkspaceEdit:	replaceNotebookCellMetadata(uri: URI, index: number, cellMetadata: Record<string, any>, metadata?: vscode.WorkspaceEditEntryMetadata): void {
		this._edits.push({ _type: FileEditType.Cell, metadata, uri, edit: { editType: CellEditType.PartialMetadata, index, metadata: cellMetadata } });
	}