bc93211b0382fbd3216e9b08b71575d3 *sts92002-04-19d2t01.shn a4cbfec59132bdd5de38eadac63f0116 *sts92002-04-19d2t02.shn 4732b0581433bf275df39b58fb426f01 *sts92002-04-19d2t03.shn 76443c70546d67eeeed759b00c872710 *sts92002-04-19d2t04.shn 702ae780b10d4a5f9a5fc1ca2dc8e940 *sts92002-04-19d2t05.shn bb67b9916303e8b5d230558b71d9a456 *sts92002-04-19d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned