d39764339fa21b885999602ae558cb79 *db99-10-20d3t2.shn.shn 62948d7ea3b5b21873233374e0379b2a *db99-10-20d3t3.shn.shn 336633d9a0941d755c852c997da57bd1 *db99-10-20d3t1.shn.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned