b15656f799e69ee9f5d44b2d4c796e9c *db00-12-03d1t4.shn 440ec0dccdd309ae27ff826f993c9487 *db00-12-03d1t2.shn 649035eb02ff24afe522415a7ce840bf *db00-12-03d1t3.shn d381a9a3c6c4863a1ebe56f00c49ffe0 *db00-12-03d1t1.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned