404 Not Found
Code: NoSuchKey
Message: The specified key does not exist.
RequestId: 0000018E55562486D405E9DB9E0C3C84
HostId: uozLQMjHOASSEB23+z3mA9eq6rWRFTXS9dzuymTm6RVGeKioEqbloUDu6HfWSnR9
Key: course/list