812fc19f985b0f313d515708ae5d714e *db2003-07-06d3t01.shn 7d30562b7042df2c7c6891f4851764d8 *db2003-07-06d3t02.shn e1935d13435bfcb63f1a0d18d4c2c9fa *db2003-07-06d3t03.shn 877d38a8db7b5ff606952528eb1d5ed6 *db2003-07-06d3t04.shn 2edcc217ebb6870ec1e40276627e0952 *db2003-07-06d3t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned