53a688f8a3ea36e4dd3e7a58b6a0ec70 *db99-03-10d1t1.shn 63494b101539c47c4bf73900693c2718 *db99-03-10d1t2.shn f1dcaf3df6cc2a9fbd3ea4dd2422b104 *db99-03-10d1t3.shn 0e7231ee880ccda1ac3b4767ef1502a1 *db99-03-10d1t4.shn 0e09c8ca5636420503f2529346b92bc2 *db99-03-10d1t5.shn 6f61e625b4d3984321bda201229e9b54 *db99-03-10d1t6.shn 0b0d339d738a6f53ac9bdd7bfd542dfb *db99-03-10d1t7.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned