cafa8c38dad12cf7cae7a2074ac10869 *us2000-07-22d2t01.shn 2526ec747eaab9f9776b089cff74ce50 *us2000-07-22d2t02.shn a832442f5a74e34c6a537082d5b4f87c *us2000-07-22d2t03.shn fc498ba53c32b5c1d184a45e4acc446d *us2000-07-22d2t04.shn 87700e8ef5009a0ff299611821cc0310 *us2000-07-22d2t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned