cd3e9bd189e74c8234d450911bb4d7c4 *sci01-02-15d1t02.shn e2c548aeebc22e7bcc040074ef55e742 *sci01-02-15d1t01.shn 44b85f4bb0e1bbb6f4937dbda8a92a8d *sci01-02-15d1t03.shn 94e1aefeb1cee2c96ab37b598905db94 *sci01-02-15d1t04.shn 4f6a7010b174df84baf26af0a58f9631 *sci01-02-15d1t05.shn 376c0bbe85389fc725b30e3b0315fa7a *sci01-02-15d1t06.shn ca5924fac1de9bd78fa0c669337eef3c *sci01-02-15d1t07.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned