0841caeb772f50fde5c7c50b896fb05c *sf00-02-25d4t01.shn 73035503349ee8000d9431d0b3d3fa93 *sf00-02-25d4t02.shn 33fda8cd2f85d3e4c716dc67857d101f *sf00-02-25d4t03.shn c5f1124480e8d7bc36536ee040dc8c18 *sf00-02-25d4t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned