4dce13dab2b02a46d9f1d20abd9f1b33 *db1997-09-27d3t01.shn 88dba55953717320826a9ac92bcee7d9 *db1997-09-27d3t02.shn 417669a67103cb6c2831e847392c1877 *db1997-09-27d3t03.shn 8842359c854b11ba35f95799edf84b3f *db1997-09-27d3t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned