c97cfc3c4e9dc2416abc84de83112713 *gm-99-03-20d1t1.wav.shn 815b4fa5192e7fea845d5cf585e5006d *gm-99-03-20d1t5.wav.shn 97d0fe8f8dd168eda62c694af4dd56c0 *gm-99-03-20d1t3.wav.shn 928a4c4b2104ac1e360acce28a6698c9 *gm-99-03-20d1t2.wav.shn 9ef55cf8d57dbfb95cdee9404a79b0f7 *gm-99-03-20d1t4.wav.shn d49fdb5dd495cbd1e8fd4b27a03bb2a4 *gm-99-03-20d1t6.wav.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned