658d14de15c53bf75c69f9dd871febe5 *skb2003-02-15d2t01.shn 14b2f48cd4e151b6f7c1912437a507ce *skb2003-02-15d2t03.shn 76cbcff1128405631bdf7b681863f32a *skb2003-02-15d2t02.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned