d3c3d774a21539abb4b93db6381c1cd8 bt1994-04-09d1t01.shn 56fe18f68fbfa40a0b5e49105a55478a bt1994-04-09d1t02.shn 69dd4f535517d836c2b44efeba1993e1 bt1994-04-09d1t03.shn ef32c94dced603fe0ea19291b97e19a1 bt1994-04-09d1t04.shn 0387a039f4471ecb7b0320453af7039d bt1994-04-09d1t05.shn fb106780f947f35d3a96c24b57bf2d8e bt1994-04-09d1t06.shn c191560c1ab3ef8fed1f7c6badb4e144 bt1994-04-09d1t07.shn 58ab7f5f74b72e690c52de3812e8dc77 bt1994-04-09d1t08.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned