7258519e21d4add8a8c42f59d4ce8c25 *sci01-07-30d1t03.shn b3cc8d3f9bed14336406b6b7cc9fa1ce *sci01-07-30d1t02.shn b2d20bc7e09439eda81f0f33b243494c *sci01-07-30d1t01.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned