ac39d3c77983a80f6fe9eeb707994cd3 *dmb2000-06-30d2t01.shn a764fed7f846f9bf12d3eb4cd6e58d1c *dmb2000-06-30d2t02.shn f85ce7a449f302dc80fe44b2b3982e4f *dmb2000-06-30d2t03.shn 805288a36ab15d86e13f875d947c7de8 *dmb2000-06-30d2t04.shn f8d5bbcf6e995770001939ea88166f01 *dmb2000-06-30d2t05.shn 7378e62d2278da29771c96a045d4f1b3 *dmb2000-06-30d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned