3f762233097099349b9e1e00c4b58ca8 *skb2003-02-15d2t1.shn 9e5cdf1791e888db94b02ad1ae172218 *skb2003-02-15d2t2.shn 2e0b7063ade727d7a559a1f004f5e50c *skb2003-02-15d2t3.shn 95e78579ba5a1204f0e8be238e247b9e *skb2003-02-15d2t4.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned