d3e165962e73615f203ced5eaa46bb06 *bt1996-11-16d3t01.shn 09d213b173fb3e87e72c86243cf3af69 *bt1996-11-16d3t02.shn 265e711f13b1b0a8c466ce2f07e0c063 *bt1996-11-16d3t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned