71c4c9644efb45262146ff645ea0dda9 *db00-10-10d1t1.shn 77ffe10947594bcd35001fef0c1c0c47 *db00-10-10d1t2.shn eeb7c7f92196b84e81338eb0838ea7a2 *db00-10-10d1t3.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned