4b262e36107c022a6588fe659c1abd00 *JGB91-11-15d3t1.shn a6297febcd8c0b3b3776679ec4dd4d74 *JGB91-11-15d3t2.shn eafdf792a85ac034e2b03327ba505422 *JGB91-11-15d3t3.shn 1f1e6f593429abe7627842a67eaea2be *JGB91-11-15d3t4.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned